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7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 /*
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11 * eval.c: Expression evaluation.
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12 */
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13 #if defined(MSDOS) || defined(MSWIN)
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14 # include <io.h> /* for mch_open(), must be before vim.h */
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15 #endif
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16
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17 #include "vim.h"
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18
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19 #ifdef AMIGA
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20 # include <time.h> /* for strftime() */
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21 #endif
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22
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23 #ifdef MACOS
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24 # include <time.h> /* for time_t */
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25 #endif
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26
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27 #ifdef HAVE_FCNTL_H
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28 # include <fcntl.h>
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29 #endif
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30
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31 #if defined(FEAT_EVAL) || defined(PROTO)
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32
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33 #if SIZEOF_INT <= 3 /* use long if int is smaller than 32 bits */
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34 typedef long varnumber_T;
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35 #else
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36 typedef int varnumber_T;
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37 #endif
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38
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39 /*
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56
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40 * Structure to hold an internal variable without a name.
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41 */
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42 typedef struct
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43 {
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44 char v_type; /* see below: VAR_NUMBER, VAR_STRING, etc. */
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45 union
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46 {
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47 varnumber_T v_number; /* number value */
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48 char_u *v_string; /* string value (can be NULL!) */
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49 struct listvar_S *v_list; /* list value (can be NULL!) */
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50 } vval;
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51 } typeval;
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52
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53 /* Values for "v_type". */
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54 #define VAR_UNKNOWN 0
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55 #define VAR_NUMBER 1 /* "v_number" is used */
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56 #define VAR_STRING 2 /* "v_string" is used */
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57 #define VAR_FUNC 3 /* "v_string" is function name */
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58 #define VAR_LIST 4 /* "v_list" is used */
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59
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60 /*
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61 * Structure to hold an internal variable with a name.
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62 * The "tv" must come first, so that this can be used as a "typeval" as well.
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7
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63 */
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64 typedef struct
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65 {
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56
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66 typeval tv; /* type and value of the variable */
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67 char_u *v_name; /* name of variable */
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7
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68 } var;
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69
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70 typedef var * VAR;
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71
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72 /*
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56
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73 * Structure to hold an item of a list: an internal variable without a name.
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74 */
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75 struct listitem_S
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76 {
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77 struct listitem_S *li_next; /* next item in list */
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78 struct listitem_S *li_prev; /* previous item in list */
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79 typeval li_tv; /* type and value of the variable */
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80 };
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81
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82 typedef struct listitem_S listitem;
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83
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84 /*
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76
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85 * Struct used by those that are using an item in a list.
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86 */
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87 typedef struct listwatch_S
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88 {
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89 listitem *lw_item; /* item being watched */
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90 struct listwatch_S *lw_next; /* next watcher */
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91 } listwatch;
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92
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93 /*
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94 * Structure to hold info about a list.
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56
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95 */
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96 struct listvar_S
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97 {
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98 int lv_refcount; /* reference count */
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99 listitem *lv_first; /* first item, NULL if none */
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100 listitem *lv_last; /* last item, NULL if none */
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76
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101 listwatch *lv_watch; /* first watcher, NULL if none */
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56
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102 };
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103
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104 typedef struct listvar_S listvar;
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105
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106 #define VAR_LIST_MAXNEST 100 /* maximum nesting of lists */
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71
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107 static char *e_letunexp = N_("E18: Unexpected characters in :let");
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86
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108 static char *e_listidx = N_("E684: list index out of range: %ld");
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71
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109 static char *e_undefvar = N_("E121: Undefined variable: %s");
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110 static char *e_missbrac = N_("E111: Missing ']'");
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86
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111 static char *e_intern2 = N_("E685: Internal error: %s");
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112 static char *e_listarg = N_("E686: Argument of %s must be a list");
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56
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113
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114 /*
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7
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115 * All user-defined global variables are stored in "variables".
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116 */
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117 garray_T variables = {0, 0, sizeof(var), 4, NULL};
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118
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119 /*
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120 * Array to hold an array with variables local to each sourced script.
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121 */
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122 static garray_T ga_scripts = {0, 0, sizeof(garray_T), 4, NULL};
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123 #define SCRIPT_VARS(id) (((garray_T *)ga_scripts.ga_data)[(id) - 1])
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124
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125
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126 #define VAR_ENTRY(idx) (((VAR)(variables.ga_data))[idx])
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127 #define VAR_GAP_ENTRY(idx, gap) (((VAR)(gap->ga_data))[idx])
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128 #define BVAR_ENTRY(idx) (((VAR)(curbuf->b_vars.ga_data))[idx])
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129 #define WVAR_ENTRY(idx) (((VAR)(curwin->w_vars.ga_data))[idx])
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130
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131 static int echo_attr = 0; /* attributes used for ":echo" */
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132
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133 /*
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134 * Structure to hold info for a user function.
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135 */
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136 typedef struct ufunc ufunc_T;
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137
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138 struct ufunc
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139 {
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140 ufunc_T *next; /* next function in list */
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141 char_u *name; /* name of function; can start with <SNR>123_
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142 (<SNR> is K_SPECIAL KS_EXTRA KE_SNR) */
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143 int varargs; /* variable nr of arguments */
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144 int flags;
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145 int calls; /* nr of active calls */
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146 garray_T args; /* arguments */
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147 garray_T lines; /* function lines */
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148 scid_T script_ID; /* ID of script where function was defined,
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149 used for s: variables */
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150 };
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151
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152 /* function flags */
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153 #define FC_ABORT 1 /* abort function on error */
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154 #define FC_RANGE 2 /* function accepts range */
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155
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156 /*
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157 * All user-defined functions are found in the forward-linked function list.
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158 * The first function is pointed at by firstfunc.
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159 */
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160 ufunc_T *firstfunc = NULL;
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161
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162 #define FUNCARG(fp, j) ((char_u **)(fp->args.ga_data))[j]
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163 #define FUNCLINE(fp, j) ((char_u **)(fp->lines.ga_data))[j]
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164
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165 /* structure to hold info for a function that is currently being executed. */
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166 struct funccall
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167 {
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168 ufunc_T *func; /* function being called */
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169 int linenr; /* next line to be executed */
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170 int returned; /* ":return" used */
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171 int argcount; /* nr of arguments */
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56
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172 typeval *argvars; /* arguments */
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7
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173 var a0_var; /* "a:0" variable */
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174 var firstline; /* "a:firstline" variable */
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175 var lastline; /* "a:lastline" variable */
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176 garray_T l_vars; /* local function variables */
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71
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177 typeval *rettv; /* return value */
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7
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178 linenr_T breakpoint; /* next line with breakpoint or zero */
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179 int dbg_tick; /* debug_tick when breakpoint was set */
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180 int level; /* top nesting level of executed function */
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181 };
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182
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183 /*
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76
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184 * Info used by a ":for" loop.
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185 */
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186 typedef struct forinfo_S
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187 {
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188 int fi_semicolon; /* TRUE if ending in '; var]' */
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189 int fi_varcount; /* nr of variables in the list */
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190 listwatch fi_lw; /* keep an eye on the item used. */
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191 listvar *fi_list; /* list being used */
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192 } forinfo;
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193
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194
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195 /*
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7
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196 * Return the name of the executed function.
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197 */
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198 char_u *
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199 func_name(cookie)
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200 void *cookie;
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201 {
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202 return ((struct funccall *)cookie)->func->name;
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203 }
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204
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205 /*
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206 * Return the address holding the next breakpoint line for a funccall cookie.
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207 */
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208 linenr_T *
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209 func_breakpoint(cookie)
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210 void *cookie;
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211 {
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212 return &((struct funccall *)cookie)->breakpoint;
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213 }
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214
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215 /*
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216 * Return the address holding the debug tick for a funccall cookie.
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217 */
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218 int *
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219 func_dbg_tick(cookie)
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220 void *cookie;
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221 {
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222 return &((struct funccall *)cookie)->dbg_tick;
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223 }
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224
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225 /*
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226 * Return the nesting level for a funccall cookie.
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227 */
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228 int
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229 func_level(cookie)
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230 void *cookie;
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231 {
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232 return ((struct funccall *)cookie)->level;
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233 }
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234
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235 /* pointer to funccal for currently active function */
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236 struct funccall *current_funccal = NULL;
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237
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238 /*
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239 * Return TRUE when a function was ended by a ":return" command.
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240 */
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241 int
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242 current_func_returned()
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243 {
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244 return current_funccal->returned;
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245 }
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246
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247
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248 /*
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249 * Array to hold the value of v: variables.
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250 */
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251 #include "version.h"
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252
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253 /* values for flags: */
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29
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254 #define VV_COMPAT 1 /* compatible, also used without "v:" */
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255 #define VV_RO 2 /* read-only */
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256 #define VV_RO_SBX 4 /* read-only in the sandbox*/
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7
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257
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258 struct vimvar
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259 {
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260 char *name; /* name of variable, without v: */
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261 int len; /* length of name */
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262 char_u *val; /* current value (can also be a number!) */
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263 char type; /* VAR_NUMBER or VAR_STRING */
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29
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264 char flags; /* VV_COMPAT, VV_RO, VV_RO_SBX */
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7
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265 } vimvars[VV_LEN] =
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266 { /* The order here must match the VV_ defines in vim.h! */
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267 {"count", sizeof("count") - 1, NULL, VAR_NUMBER, VV_COMPAT+VV_RO},
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268 {"count1", sizeof("count1") - 1, NULL, VAR_NUMBER, VV_RO},
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269 {"prevcount", sizeof("prevcount") - 1, NULL, VAR_NUMBER, VV_RO},
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270 {"errmsg", sizeof("errmsg") - 1, NULL, VAR_STRING, VV_COMPAT},
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271 {"warningmsg", sizeof("warningmsg") - 1, NULL, VAR_STRING, 0},
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272 {"statusmsg", sizeof("statusmsg") - 1, NULL, VAR_STRING, 0},
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273 {"shell_error", sizeof("shell_error") - 1, NULL, VAR_NUMBER,
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274 VV_COMPAT+VV_RO},
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275 {"this_session", sizeof("this_session") - 1, NULL, VAR_STRING, VV_COMPAT},
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276 {"version", sizeof("version") - 1, (char_u *)VIM_VERSION_100,
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277 VAR_NUMBER, VV_COMPAT+VV_RO},
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29
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278 {"lnum", sizeof("lnum") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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7
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279 {"termresponse", sizeof("termresponse") - 1, NULL, VAR_STRING, VV_RO},
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280 {"fname", sizeof("fname") - 1, NULL, VAR_STRING, VV_RO},
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281 {"lang", sizeof("lang") - 1, NULL, VAR_STRING, VV_RO},
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282 {"lc_time", sizeof("lc_time") - 1, NULL, VAR_STRING, VV_RO},
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283 {"ctype", sizeof("ctype") - 1, NULL, VAR_STRING, VV_RO},
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284 {"charconvert_from", sizeof("charconvert_from") - 1, NULL, VAR_STRING, VV_RO},
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285 {"charconvert_to", sizeof("charconvert_to") - 1, NULL, VAR_STRING, VV_RO},
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286 {"fname_in", sizeof("fname_in") - 1, NULL, VAR_STRING, VV_RO},
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287 {"fname_out", sizeof("fname_out") - 1, NULL, VAR_STRING, VV_RO},
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288 {"fname_new", sizeof("fname_new") - 1, NULL, VAR_STRING, VV_RO},
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289 {"fname_diff", sizeof("fname_diff") - 1, NULL, VAR_STRING, VV_RO},
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290 {"cmdarg", sizeof("cmdarg") - 1, NULL, VAR_STRING, VV_RO},
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29
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291 {"foldstart", sizeof("foldstart") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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292 {"foldend", sizeof("foldend") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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293 {"folddashes", sizeof("folddashes") - 1, NULL, VAR_STRING, VV_RO_SBX},
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294 {"foldlevel", sizeof("foldlevel") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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295 {"progname", sizeof("progname") - 1, NULL, VAR_STRING, VV_RO},
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296 {"servername", sizeof("servername") - 1, NULL, VAR_STRING, VV_RO},
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297 {"dying", sizeof("dying") - 1, NULL, VAR_NUMBER, VV_RO},
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298 {"exception", sizeof("exception") - 1, NULL, VAR_STRING, VV_RO},
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299 {"throwpoint", sizeof("throwpoint") - 1, NULL, VAR_STRING, VV_RO},
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300 {"register", sizeof("register") - 1, NULL, VAR_STRING, VV_RO},
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301 {"cmdbang", sizeof("cmdbang") - 1, NULL, VAR_NUMBER, VV_RO},
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11
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302 {"insertmode", sizeof("insertmode") - 1, NULL, VAR_STRING, VV_RO},
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7
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303 };
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304
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71
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305 static int eval0 __ARGS((char_u *arg, typeval *rettv, char_u **nextcmd, int evaluate));
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306 static int eval1 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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307 static int eval2 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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308 static int eval3 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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309 static int eval4 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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310 static int eval5 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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311 static int eval6 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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312 static int eval7 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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313 static int eval_index __ARGS((char_u **arg, typeval *rettv, int evaluate));
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314 static int get_option_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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315 static int get_string_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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316 static int get_lit_string_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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317 static int get_list_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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56
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318 static listvar *list_alloc __ARGS((void));
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319 static void list_unref __ARGS((listvar *l));
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320 static void list_free __ARGS((listvar *l));
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321 static listitem *listitem_alloc __ARGS((void));
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322 static void listitem_free __ARGS((listitem *item));
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323 static long list_len __ARGS((listvar *l));
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80
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324 static int list_equal __ARGS((listvar *l1, listvar *l2, int ic));
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325 static int tv_equal __ARGS((typeval *tv1, typeval *tv2, int ic));
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56
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326 static listitem *list_find __ARGS((listvar *l, long n));
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88
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327 static long list_idx_of_item __ARGS((listvar *l, listitem *item));
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80
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328 static listitem *list_find_ext __ARGS((listvar *l, long *ip));
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56
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329 static void list_append __ARGS((listvar *l, listitem *item));
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330 static int list_append_tv __ARGS((listvar *l, typeval *tv));
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80
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331 static int list_insert_tv __ARGS((listvar *l, typeval *tv, listitem *item));
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332 static int list_extend __ARGS((listvar *l1, listvar *l2, listitem *bef));
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333 static int list_concat __ARGS((listvar *l1, listvar *l2, typeval *tv));
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56
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334 static listvar *list_copy __ARGS((listvar *orig, int deep));
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80
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335 static void list_getrem __ARGS((listvar *l, listitem *item, listitem *item2));
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56
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336 static char_u *list2string __ARGS((typeval *tv));
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80
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337 static char_u *tv2string __ARGS((typeval *tv, char_u **tofree, char_u *numbuf));
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71
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338 static int get_env_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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7
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339 static int find_internal_func __ARGS((char_u *name));
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56
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340 static char_u *deref_func_name __ARGS((char_u *name, int *lenp));
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71
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341 static int get_func_tv __ARGS((char_u *name, int len, typeval *rettv, char_u **arg, linenr_T firstline, linenr_T lastline, int *doesrange, int evaluate));
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342 static int call_func __ARGS((char_u *name, int len, typeval *rettv, int argcount, typeval *argvars, linenr_T firstline, linenr_T lastline, int *doesrange, int evaluate));
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83
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343
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344 static void f_add __ARGS((typeval *argvars, typeval *rettv));
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71
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345 static void f_append __ARGS((typeval *argvars, typeval *rettv));
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346 static void f_argc __ARGS((typeval *argvars, typeval *rettv));
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347 static void f_argidx __ARGS((typeval *argvars, typeval *rettv));
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348 static void f_argv __ARGS((typeval *argvars, typeval *rettv));
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349 static void f_browse __ARGS((typeval *argvars, typeval *rettv));
|
|
|
350 static void f_browsedir __ARGS((typeval *argvars, typeval *rettv));
|
|
|
351 static void f_bufexists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
352 static void f_buflisted __ARGS((typeval *argvars, typeval *rettv));
|
|
|
353 static void f_bufloaded __ARGS((typeval *argvars, typeval *rettv));
|
|
|
354 static void f_bufname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
355 static void f_bufnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
356 static void f_bufwinnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
357 static void f_byte2line __ARGS((typeval *argvars, typeval *rettv));
|
|
|
358 static void f_byteidx __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
359 static void f_call __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
360 static void f_char2nr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
361 static void f_cindent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
362 static void f_col __ARGS((typeval *argvars, typeval *rettv));
|
|
|
363 static void f_confirm __ARGS((typeval *argvars, typeval *rettv));
|
|
|
364 static void f_copy __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
365 static void f_count __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
366 static void f_cscope_connection __ARGS((typeval *argvars, typeval *rettv));
|
|
|
367 static void f_cursor __ARGS((typeval *argsvars, typeval *rettv));
|
|
|
368 static void f_deepcopy __ARGS((typeval *argvars, typeval *rettv));
|
|
|
369 static void f_delete __ARGS((typeval *argvars, typeval *rettv));
|
|
|
370 static void f_did_filetype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
371 static void f_diff_filler __ARGS((typeval *argvars, typeval *rettv));
|
|
|
372 static void f_diff_hlID __ARGS((typeval *argvars, typeval *rettv));
|
|
86
|
373 static void f_empty __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
374 static void f_escape __ARGS((typeval *argvars, typeval *rettv));
|
|
|
375 static void f_eventhandler __ARGS((typeval *argvars, typeval *rettv));
|
|
|
376 static void f_executable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
377 static void f_exists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
378 static void f_expand __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
379 static void f_extend __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
380 static void f_filereadable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
381 static void f_filewritable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
382 static void f_finddir __ARGS((typeval *argvars, typeval *rettv));
|
|
|
383 static void f_findfile __ARGS((typeval *argvars, typeval *rettv));
|
|
|
384 static void f_fnamemodify __ARGS((typeval *argvars, typeval *rettv));
|
|
|
385 static void f_foldclosed __ARGS((typeval *argvars, typeval *rettv));
|
|
|
386 static void f_foldclosedend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
387 static void f_foldlevel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
388 static void f_foldtext __ARGS((typeval *argvars, typeval *rettv));
|
|
|
389 static void f_foldtextresult __ARGS((typeval *argvars, typeval *rettv));
|
|
|
390 static void f_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
391 static void f_function __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
392 static void f_get __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
393 static void f_getbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
394 static void f_getchar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
395 static void f_getcharmod __ARGS((typeval *argvars, typeval *rettv));
|
|
|
396 static void f_getcmdline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
397 static void f_getcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
|
398 static void f_getcwd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
399 static void f_getfontname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
400 static void f_getfperm __ARGS((typeval *argvars, typeval *rettv));
|
|
|
401 static void f_getfsize __ARGS((typeval *argvars, typeval *rettv));
|
|
|
402 static void f_getftime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
403 static void f_getftype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
404 static void f_getline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
405 static void f_getreg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
406 static void f_getregtype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
407 static void f_getwinposx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
408 static void f_getwinposy __ARGS((typeval *argvars, typeval *rettv));
|
|
|
409 static void f_getwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
410 static void f_glob __ARGS((typeval *argvars, typeval *rettv));
|
|
|
411 static void f_globpath __ARGS((typeval *argvars, typeval *rettv));
|
|
|
412 static void f_has __ARGS((typeval *argvars, typeval *rettv));
|
|
|
413 static void f_hasmapto __ARGS((typeval *argvars, typeval *rettv));
|
|
|
414 static void f_histadd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
415 static void f_histdel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
416 static void f_histget __ARGS((typeval *argvars, typeval *rettv));
|
|
|
417 static void f_histnr __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
418 static void f_hlID __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
419 static void f_hlexists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
420 static void f_hostname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
421 static void f_iconv __ARGS((typeval *argvars, typeval *rettv));
|
|
|
422 static void f_indent __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
423 static void f_index __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
424 static void f_input __ARGS((typeval *argvars, typeval *rettv));
|
|
|
425 static void f_inputdialog __ARGS((typeval *argvars, typeval *rettv));
|
|
|
426 static void f_inputrestore __ARGS((typeval *argvars, typeval *rettv));
|
|
|
427 static void f_inputsave __ARGS((typeval *argvars, typeval *rettv));
|
|
|
428 static void f_inputsecret __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
429 static void f_insert __ARGS((typeval *argvars, typeval *rettv));
|
|
|
430 static void f_isdirectory __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
431 static void f_last_buffer_nr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
432 static void f_len __ARGS((typeval *argvars, typeval *rettv));
|
|
|
433 static void f_libcall __ARGS((typeval *argvars, typeval *rettv));
|
|
|
434 static void f_libcallnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
435 static void f_line __ARGS((typeval *argvars, typeval *rettv));
|
|
|
436 static void f_line2byte __ARGS((typeval *argvars, typeval *rettv));
|
|
|
437 static void f_lispindent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
438 static void f_localtime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
439 static void f_maparg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
440 static void f_mapcheck __ARGS((typeval *argvars, typeval *rettv));
|
|
|
441 static void f_match __ARGS((typeval *argvars, typeval *rettv));
|
|
|
442 static void f_matchend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
443 static void f_matchstr __ARGS((typeval *argvars, typeval *rettv));
|
|
88
|
444 static void f_max __ARGS((typeval *argvars, typeval *rettv));
|
|
|
445 static void f_min __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
446 static void f_mode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
447 static void f_nextnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
448 static void f_nr2char __ARGS((typeval *argvars, typeval *rettv));
|
|
|
449 static void f_prevnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
450 static void f_remote_expr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
451 static void f_remote_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
452 static void f_remote_peek __ARGS((typeval *argvars, typeval *rettv));
|
|
|
453 static void f_remote_read __ARGS((typeval *argvars, typeval *rettv));
|
|
|
454 static void f_remote_send __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
455 static void f_remove __ARGS((typeval *argvars, typeval *rettv));
|
|
|
456 static void f_rename __ARGS((typeval *argvars, typeval *rettv));
|
|
|
457 static void f_repeat __ARGS((typeval *argvars, typeval *rettv));
|
|
|
458 static void f_resolve __ARGS((typeval *argvars, typeval *rettv));
|
|
|
459 static void f_reverse __ARGS((typeval *argvars, typeval *rettv));
|
|
|
460 static void f_search __ARGS((typeval *argvars, typeval *rettv));
|
|
|
461 static void f_searchpair __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
462 static void f_server2client __ARGS((typeval *argvars, typeval *rettv));
|
|
|
463 static void f_serverlist __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
464 static void f_setbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
465 static void f_setcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
466 static void f_setline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
467 static void f_setreg __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
468 static void f_setwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
469 static void f_simplify __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
470 static void f_sort __ARGS((typeval *argvars, typeval *rettv));
|
|
|
471 static void f_str2list __ARGS((typeval *argvars, typeval *rettv));
|
|
|
472 #ifdef HAVE_STRFTIME
|
|
71
|
473 static void f_strftime __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
474 #endif
|
|
71
|
475 static void f_stridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
476 static void f_string __ARGS((typeval *argvars, typeval *rettv));
|
|
|
477 static void f_strlen __ARGS((typeval *argvars, typeval *rettv));
|
|
|
478 static void f_strpart __ARGS((typeval *argvars, typeval *rettv));
|
|
|
479 static void f_strridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
480 static void f_strtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
481 static void f_submatch __ARGS((typeval *argvars, typeval *rettv));
|
|
|
482 static void f_substitute __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
483 static void f_synID __ARGS((typeval *argvars, typeval *rettv));
|
|
|
484 static void f_synIDattr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
485 static void f_synIDtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
|
486 static void f_system __ARGS((typeval *argvars, typeval *rettv));
|
|
|
487 static void f_tempname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
488 static void f_tolower __ARGS((typeval *argvars, typeval *rettv));
|
|
|
489 static void f_toupper __ARGS((typeval *argvars, typeval *rettv));
|
|
|
490 static void f_tr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
491 static void f_type __ARGS((typeval *argvars, typeval *rettv));
|
|
|
492 static void f_virtcol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
493 static void f_visualmode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
494 static void f_winbufnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
495 static void f_wincol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
496 static void f_winheight __ARGS((typeval *argvars, typeval *rettv));
|
|
|
497 static void f_winline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
498 static void f_winnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
499 static void f_winrestcmd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
500 static void f_winwidth __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
501
|
|
56
|
502 static win_T *find_win_by_nr __ARGS((typeval *vp));
|
|
|
503 static pos_T *var2fpos __ARGS((typeval *varp, int lnum));
|
|
7
|
504 static int get_env_len __ARGS((char_u **arg));
|
|
|
505 static int get_id_len __ARGS((char_u **arg));
|
|
|
506 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
71
|
507 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end, int incl_br));
|
|
7
|
508 static int eval_isnamec __ARGS((int c));
|
|
|
509 static int find_vim_var __ARGS((char_u *name, int len));
|
|
71
|
510 static int get_var_tv __ARGS((char_u *name, int len, typeval *rettv));
|
|
|
511 static typeval *alloc_tv __ARGS((void));
|
|
|
512 static typeval *alloc_string_tv __ARGS((char_u *string));
|
|
|
513 static void free_tv __ARGS((typeval *varp));
|
|
|
514 static void clear_tv __ARGS((typeval *varp));
|
|
|
515 static void init_tv __ARGS((typeval *varp));
|
|
|
516 static long get_tv_number __ARGS((typeval *varp));
|
|
|
517 static linenr_T get_tv_lnum __ARGS((typeval *argvars));
|
|
|
518 static char_u *get_tv_string __ARGS((typeval *varp));
|
|
|
519 static char_u *get_tv_string_buf __ARGS((typeval *varp, char_u *buf));
|
|
7
|
520 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
521 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
522 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
56
|
523 static void clear_var __ARGS((VAR v));
|
|
7
|
524 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
525 static void list_vim_var __ARGS((int i));
|
|
|
526 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
56
|
527 static void set_var __ARGS((char_u *name, typeval *varp, int copy));
|
|
71
|
528 static void copy_tv __ARGS((typeval *from, typeval *to));
|
|
7
|
529 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
530 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
531 static int eval_fname_script __ARGS((char_u *p));
|
|
|
532 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
533 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
534 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
535 static ufunc_T *find_func __ARGS((char_u *name));
|
|
56
|
536 static int function_exists __ARGS((char_u *name));
|
|
71
|
537 static void call_user_func __ARGS((ufunc_T *fp, int argcount, typeval *argvars, typeval *rettv, linenr_T firstline, linenr_T lastline));
|
|
|
538
|
|
|
539 #define get_var_string(p) get_tv_string(&(p)->tv)
|
|
|
540 #define get_var_string_buf(p, b) get_tv_string_buf(&(p)->tv, (b))
|
|
|
541 #define get_var_number(p) get_tv_number(&((p)->tv))
|
|
|
542
|
|
7
|
543 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
71
|
544
|
|
76
|
545 static int ex_let_vars __ARGS((char_u *arg, typeval *tv, int copy, int semicolon, int var_count, char_u *nextchars));
|
|
|
546 static char_u *skip_var_list __ARGS((char_u *arg, int *var_count, int *semicolon));
|
|
|
547 static char_u *skip_var_one __ARGS((char_u *arg));
|
|
71
|
548 static void list_all_vars __ARGS((void));
|
|
|
549 static char_u *list_arg_vars __ARGS((exarg_T *eap, char_u *arg));
|
|
|
550 static char_u *ex_let_one __ARGS((char_u *arg, typeval *tv, int copy, char_u *endchars));
|
|
|
551 static char_u *set_var_idx __ARGS((char_u *name, char_u *ip, typeval *rettv, int copy, char_u *endchars));
|
|
76
|
552 static void list_add_watch __ARGS((listvar *l, listwatch *lw));
|
|
7
|
553
|
|
|
554 /*
|
|
|
555 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
556 * not already exist.
|
|
|
557 */
|
|
|
558 void
|
|
|
559 set_internal_string_var(name, value)
|
|
|
560 char_u *name;
|
|
|
561 char_u *value;
|
|
|
562 {
|
|
56
|
563 char_u *val;
|
|
|
564 typeval *tvp;
|
|
7
|
565
|
|
|
566 val = vim_strsave(value);
|
|
|
567 if (val != NULL)
|
|
|
568 {
|
|
71
|
569 tvp = alloc_string_tv(val);
|
|
56
|
570 if (tvp != NULL)
|
|
|
571 {
|
|
|
572 set_var(name, tvp, FALSE);
|
|
71
|
573 free_tv(tvp);
|
|
7
|
574 }
|
|
|
575 }
|
|
|
576 }
|
|
|
577
|
|
|
578 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
579 int
|
|
|
580 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
581 char_u *enc_from;
|
|
|
582 char_u *enc_to;
|
|
|
583 char_u *fname_from;
|
|
|
584 char_u *fname_to;
|
|
|
585 {
|
|
|
586 int err = FALSE;
|
|
|
587
|
|
|
588 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
589 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
590 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
591 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
592 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
593 err = TRUE;
|
|
|
594 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
595 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
596 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
597 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
598
|
|
|
599 if (err)
|
|
|
600 return FAIL;
|
|
|
601 return OK;
|
|
|
602 }
|
|
|
603 # endif
|
|
|
604
|
|
|
605 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
606 int
|
|
|
607 eval_printexpr(fname, args)
|
|
|
608 char_u *fname;
|
|
|
609 char_u *args;
|
|
|
610 {
|
|
|
611 int err = FALSE;
|
|
|
612
|
|
|
613 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
614 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
615 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
616 err = TRUE;
|
|
|
617 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
618 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
619
|
|
|
620 if (err)
|
|
|
621 {
|
|
|
622 mch_remove(fname);
|
|
|
623 return FAIL;
|
|
|
624 }
|
|
|
625 return OK;
|
|
|
626 }
|
|
|
627 # endif
|
|
|
628
|
|
|
629 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
630 void
|
|
|
631 eval_diff(origfile, newfile, outfile)
|
|
|
632 char_u *origfile;
|
|
|
633 char_u *newfile;
|
|
|
634 char_u *outfile;
|
|
|
635 {
|
|
|
636 int err = FALSE;
|
|
|
637
|
|
|
638 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
639 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
640 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
641 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
642 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
643 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
644 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
645 }
|
|
|
646
|
|
|
647 void
|
|
|
648 eval_patch(origfile, difffile, outfile)
|
|
|
649 char_u *origfile;
|
|
|
650 char_u *difffile;
|
|
|
651 char_u *outfile;
|
|
|
652 {
|
|
|
653 int err;
|
|
|
654
|
|
|
655 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
656 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
657 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
658 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
659 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
660 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
661 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
662 }
|
|
|
663 # endif
|
|
|
664
|
|
|
665 /*
|
|
|
666 * Top level evaluation function, returning a boolean.
|
|
|
667 * Sets "error" to TRUE if there was an error.
|
|
|
668 * Return TRUE or FALSE.
|
|
|
669 */
|
|
|
670 int
|
|
|
671 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
672 char_u *arg;
|
|
|
673 int *error;
|
|
|
674 char_u **nextcmd;
|
|
|
675 int skip; /* only parse, don't execute */
|
|
|
676 {
|
|
71
|
677 typeval tv;
|
|
7
|
678 int retval = FALSE;
|
|
|
679
|
|
|
680 if (skip)
|
|
|
681 ++emsg_skip;
|
|
71
|
682 if (eval0(arg, &tv, nextcmd, !skip) == FAIL)
|
|
7
|
683 *error = TRUE;
|
|
|
684 else
|
|
|
685 {
|
|
|
686 *error = FALSE;
|
|
|
687 if (!skip)
|
|
|
688 {
|
|
71
|
689 retval = (get_tv_number(&tv) != 0);
|
|
|
690 clear_tv(&tv);
|
|
7
|
691 }
|
|
|
692 }
|
|
|
693 if (skip)
|
|
|
694 --emsg_skip;
|
|
|
695
|
|
|
696 return retval;
|
|
|
697 }
|
|
|
698
|
|
|
699 /*
|
|
|
700 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
701 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
702 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
703 */
|
|
|
704 char_u *
|
|
|
705 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
706 char_u *arg;
|
|
|
707 char_u **nextcmd;
|
|
|
708 int skip; /* only parse, don't execute */
|
|
|
709 {
|
|
71
|
710 typeval tv;
|
|
7
|
711 char_u *retval;
|
|
|
712
|
|
|
713 if (skip)
|
|
|
714 ++emsg_skip;
|
|
71
|
715 if (eval0(arg, &tv, nextcmd, !skip) == FAIL || skip)
|
|
7
|
716 retval = NULL;
|
|
|
717 else
|
|
|
718 {
|
|
71
|
719 retval = vim_strsave(get_tv_string(&tv));
|
|
|
720 clear_tv(&tv);
|
|
7
|
721 }
|
|
|
722 if (skip)
|
|
|
723 --emsg_skip;
|
|
|
724
|
|
|
725 return retval;
|
|
|
726 }
|
|
|
727
|
|
|
728 /*
|
|
9
|
729 * Skip over an expression at "*pp".
|
|
|
730 * Return FAIL for an error, OK otherwise.
|
|
|
731 */
|
|
|
732 int
|
|
|
733 skip_expr(pp)
|
|
|
734 char_u **pp;
|
|
|
735 {
|
|
71
|
736 typeval rettv;
|
|
9
|
737
|
|
|
738 *pp = skipwhite(*pp);
|
|
71
|
739 return eval1(pp, &rettv, FALSE);
|
|
9
|
740 }
|
|
|
741
|
|
|
742 /*
|
|
7
|
743 * Top level evaluation function, returning a string.
|
|
|
744 * Return pointer to allocated memory, or NULL for failure.
|
|
|
745 */
|
|
|
746 char_u *
|
|
|
747 eval_to_string(arg, nextcmd)
|
|
|
748 char_u *arg;
|
|
|
749 char_u **nextcmd;
|
|
|
750 {
|
|
71
|
751 typeval tv;
|
|
7
|
752 char_u *retval;
|
|
|
753
|
|
71
|
754 if (eval0(arg, &tv, nextcmd, TRUE) == FAIL)
|
|
7
|
755 retval = NULL;
|
|
|
756 else
|
|
|
757 {
|
|
71
|
758 retval = vim_strsave(get_tv_string(&tv));
|
|
|
759 clear_tv(&tv);
|
|
7
|
760 }
|
|
|
761
|
|
|
762 return retval;
|
|
|
763 }
|
|
|
764
|
|
|
765 /*
|
|
|
766 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
767 */
|
|
|
768 char_u *
|
|
|
769 eval_to_string_safe(arg, nextcmd)
|
|
|
770 char_u *arg;
|
|
|
771 char_u **nextcmd;
|
|
|
772 {
|
|
|
773 char_u *retval;
|
|
|
774 void *save_funccalp;
|
|
|
775
|
|
|
776 save_funccalp = save_funccal();
|
|
|
777 ++sandbox;
|
|
|
778 retval = eval_to_string(arg, nextcmd);
|
|
|
779 --sandbox;
|
|
|
780 restore_funccal(save_funccalp);
|
|
|
781 return retval;
|
|
|
782 }
|
|
|
783
|
|
|
784 #if 0 /* not used */
|
|
|
785 /*
|
|
|
786 * Top level evaluation function, returning a string.
|
|
|
787 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
788 * Return pointer to allocated memory, or NULL for failure.
|
|
|
789 * Doesn't give error messages.
|
|
|
790 */
|
|
|
791 char_u *
|
|
|
792 eval_arg_to_string(arg)
|
|
|
793 char_u **arg;
|
|
|
794 {
|
|
71
|
795 typeval rettv;
|
|
7
|
796 char_u *retval;
|
|
|
797 int ret;
|
|
|
798
|
|
|
799 ++emsg_off;
|
|
|
800
|
|
71
|
801 ret = eval1(arg, &rettv, TRUE);
|
|
7
|
802 if (ret == FAIL)
|
|
|
803 retval = NULL;
|
|
|
804 else
|
|
|
805 {
|
|
71
|
806 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
807 clear_tv(&rettv);
|
|
7
|
808 }
|
|
|
809
|
|
|
810 --emsg_off;
|
|
|
811
|
|
|
812 return retval;
|
|
|
813 }
|
|
|
814 #endif
|
|
|
815
|
|
|
816 /*
|
|
|
817 * Top level evaluation function, returning a number.
|
|
|
818 * Evaluates "expr" silently.
|
|
|
819 * Returns -1 for an error.
|
|
|
820 */
|
|
|
821 int
|
|
|
822 eval_to_number(expr)
|
|
|
823 char_u *expr;
|
|
|
824 {
|
|
71
|
825 typeval rettv;
|
|
7
|
826 int retval;
|
|
|
827 char_u *p = expr;
|
|
|
828
|
|
|
829 ++emsg_off;
|
|
|
830
|
|
71
|
831 if (eval1(&p, &rettv, TRUE) == FAIL)
|
|
7
|
832 retval = -1;
|
|
|
833 else
|
|
|
834 {
|
|
71
|
835 retval = get_tv_number(&rettv);
|
|
|
836 clear_tv(&rettv);
|
|
7
|
837 }
|
|
|
838 --emsg_off;
|
|
|
839
|
|
|
840 return retval;
|
|
|
841 }
|
|
|
842
|
|
|
843 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
844 /*
|
|
|
845 * Call some vimL function and return the result as a string
|
|
|
846 * Uses argv[argc] for the function arguments.
|
|
|
847 */
|
|
|
848 char_u *
|
|
|
849 call_vim_function(func, argc, argv, safe)
|
|
|
850 char_u *func;
|
|
|
851 int argc;
|
|
|
852 char_u **argv;
|
|
|
853 int safe; /* use the sandbox */
|
|
|
854 {
|
|
|
855 char_u *retval = NULL;
|
|
71
|
856 typeval rettv;
|
|
56
|
857 typeval *argvars;
|
|
7
|
858 long n;
|
|
|
859 int len;
|
|
|
860 int i;
|
|
|
861 int doesrange;
|
|
|
862 void *save_funccalp = NULL;
|
|
|
863
|
|
56
|
864 argvars = (typeval *)alloc((unsigned)(argc * sizeof(typeval)));
|
|
7
|
865 if (argvars == NULL)
|
|
|
866 return NULL;
|
|
|
867
|
|
|
868 for (i = 0; i < argc; i++)
|
|
|
869 {
|
|
12
|
870 /* Pass a NULL or empty argument as an empty string */
|
|
|
871 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
872 {
|
|
56
|
873 argvars[i].v_type = VAR_STRING;
|
|
|
874 argvars[i].vval.v_string = (char_u *)"";
|
|
12
|
875 continue;
|
|
|
876 }
|
|
|
877
|
|
7
|
878 /* Recognize a number argument, the others must be strings. */
|
|
|
879 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
880 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
881 {
|
|
56
|
882 argvars[i].v_type = VAR_NUMBER;
|
|
|
883 argvars[i].vval.v_number = n;
|
|
7
|
884 }
|
|
|
885 else
|
|
|
886 {
|
|
56
|
887 argvars[i].v_type = VAR_STRING;
|
|
|
888 argvars[i].vval.v_string = argv[i];
|
|
7
|
889 }
|
|
|
890 }
|
|
|
891
|
|
|
892 if (safe)
|
|
|
893 {
|
|
|
894 save_funccalp = save_funccal();
|
|
|
895 ++sandbox;
|
|
|
896 }
|
|
|
897
|
|
71
|
898 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
|
899 if (call_func(func, (int)STRLEN(func), &rettv, argc, argvars,
|
|
7
|
900 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
901 &doesrange, TRUE) == OK)
|
|
71
|
902 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
903
|
|
|
904 clear_tv(&rettv);
|
|
7
|
905 vim_free(argvars);
|
|
|
906
|
|
|
907 if (safe)
|
|
|
908 {
|
|
|
909 --sandbox;
|
|
|
910 restore_funccal(save_funccalp);
|
|
|
911 }
|
|
|
912 return retval;
|
|
|
913 }
|
|
|
914 #endif
|
|
|
915
|
|
|
916 /*
|
|
|
917 * Save the current function call pointer, and set it to NULL.
|
|
|
918 * Used when executing autocommands and for ":source".
|
|
|
919 */
|
|
|
920 void *
|
|
|
921 save_funccal()
|
|
|
922 {
|
|
|
923 struct funccall *fc;
|
|
|
924
|
|
|
925 fc = current_funccal;
|
|
|
926 current_funccal = NULL;
|
|
|
927 return (void *)fc;
|
|
|
928 }
|
|
|
929
|
|
|
930 void
|
|
|
931 restore_funccal(fc)
|
|
|
932 void *fc;
|
|
|
933 {
|
|
|
934 current_funccal = (struct funccall *)fc;
|
|
|
935 }
|
|
|
936
|
|
|
937 #ifdef FEAT_FOLDING
|
|
|
938 /*
|
|
|
939 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
940 * it in "*cp". Doesn't give error messages.
|
|
|
941 */
|
|
|
942 int
|
|
|
943 eval_foldexpr(arg, cp)
|
|
|
944 char_u *arg;
|
|
|
945 int *cp;
|
|
|
946 {
|
|
71
|
947 typeval tv;
|
|
7
|
948 int retval;
|
|
|
949 char_u *s;
|
|
|
950
|
|
|
951 ++emsg_off;
|
|
|
952 ++sandbox;
|
|
|
953 *cp = NUL;
|
|
71
|
954 if (eval0(arg, &tv, NULL, TRUE) == FAIL)
|
|
7
|
955 retval = 0;
|
|
|
956 else
|
|
|
957 {
|
|
|
958 /* If the result is a number, just return the number. */
|
|
71
|
959 if (tv.v_type == VAR_NUMBER)
|
|
|
960 retval = tv.vval.v_number;
|
|
|
961 else if (tv.v_type == VAR_UNKNOWN
|
|
|
962 || tv.vval.v_string == NULL)
|
|
7
|
963 retval = 0;
|
|
|
964 else
|
|
|
965 {
|
|
|
966 /* If the result is a string, check if there is a non-digit before
|
|
|
967 * the number. */
|
|
71
|
968 s = tv.vval.v_string;
|
|
7
|
969 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
970 *cp = *s++;
|
|
|
971 retval = atol((char *)s);
|
|
|
972 }
|
|
71
|
973 clear_tv(&tv);
|
|
7
|
974 }
|
|
|
975 --emsg_off;
|
|
|
976 --sandbox;
|
|
|
977
|
|
|
978 return retval;
|
|
|
979 }
|
|
|
980 #endif
|
|
|
981
|
|
|
982 /*
|
|
|
983 * Expands out the 'magic' {}'s in a variable/function name.
|
|
|
984 * Note that this can call itself recursively, to deal with
|
|
|
985 * constructs like foo{bar}{baz}{bam}
|
|
|
986 * The four pointer arguments point to "foo{expre}ss{ion}bar"
|
|
|
987 * "in_start" ^
|
|
|
988 * "expr_start" ^
|
|
|
989 * "expr_end" ^
|
|
|
990 * "in_end" ^
|
|
|
991 *
|
|
|
992 * Returns a new allocated string, which the caller must free.
|
|
|
993 * Returns NULL for failure.
|
|
|
994 */
|
|
|
995 static char_u *
|
|
|
996 make_expanded_name(in_start, expr_start, expr_end, in_end)
|
|
|
997 char_u *in_start;
|
|
|
998 char_u *expr_start;
|
|
|
999 char_u *expr_end;
|
|
|
1000 char_u *in_end;
|
|
|
1001 {
|
|
|
1002 char_u c1;
|
|
|
1003 char_u *retval = NULL;
|
|
|
1004 char_u *temp_result;
|
|
|
1005 char_u *nextcmd = NULL;
|
|
|
1006
|
|
|
1007 if (expr_end == NULL || in_end == NULL)
|
|
|
1008 return NULL;
|
|
|
1009 *expr_start = NUL;
|
|
|
1010 *expr_end = NUL;
|
|
|
1011 c1 = *in_end;
|
|
|
1012 *in_end = NUL;
|
|
|
1013
|
|
|
1014 temp_result = eval_to_string(expr_start + 1, &nextcmd);
|
|
|
1015 if (temp_result != NULL && nextcmd == NULL)
|
|
|
1016 {
|
|
|
1017 retval = alloc((unsigned)(STRLEN(temp_result) + (expr_start - in_start)
|
|
|
1018 + (in_end - expr_end) + 1));
|
|
|
1019
|
|
|
1020 if (retval != NULL)
|
|
|
1021 {
|
|
|
1022 STRCPY(retval, in_start);
|
|
|
1023 STRCAT(retval, temp_result);
|
|
|
1024 STRCAT(retval, expr_end + 1);
|
|
|
1025 }
|
|
|
1026 }
|
|
|
1027 vim_free(temp_result);
|
|
|
1028
|
|
|
1029 *in_end = c1; /* put char back for error messages */
|
|
|
1030 *expr_start = '{';
|
|
|
1031 *expr_end = '}';
|
|
|
1032
|
|
|
1033 if (retval != NULL)
|
|
|
1034 {
|
|
71
|
1035 temp_result = find_name_end(retval, &expr_start, &expr_end, FALSE);
|
|
7
|
1036 if (expr_start != NULL)
|
|
|
1037 {
|
|
|
1038 /* Further expansion! */
|
|
|
1039 temp_result = make_expanded_name(retval, expr_start,
|
|
|
1040 expr_end, temp_result);
|
|
|
1041 vim_free(retval);
|
|
|
1042 retval = temp_result;
|
|
|
1043 }
|
|
|
1044 }
|
|
|
1045
|
|
|
1046 return retval;
|
|
|
1047
|
|
|
1048 }
|
|
71
|
1049
|
|
|
1050 /*
|
|
|
1051 * ":let" list all variable values
|
|
|
1052 * ":let var1 var2" list variable values
|
|
|
1053 * ":let var = expr" assignment command.
|
|
|
1054 * ":let [var1, var2] = expr" unpack list.
|
|
7
|
1055 */
|
|
|
1056 void
|
|
|
1057 ex_let(eap)
|
|
|
1058 exarg_T *eap;
|
|
|
1059 {
|
|
|
1060 char_u *arg = eap->arg;
|
|
71
|
1061 char_u *expr = NULL;
|
|
|
1062 typeval rettv;
|
|
7
|
1063 int i;
|
|
71
|
1064 int var_count = 0;
|
|
|
1065 int semicolon = 0;
|
|
76
|
1066
|
|
|
1067 expr = skip_var_list(arg, &var_count, &semicolon);
|
|
|
1068 if (expr == NULL)
|
|
|
1069 return;
|
|
|
1070 expr = vim_strchr(expr, '=');
|
|
|
1071 if (expr == NULL)
|
|
|
1072 {
|
|
|
1073 if (*arg == '[')
|
|
|
1074 EMSG(_(e_invarg));
|
|
|
1075 else if (!ends_excmd(*arg))
|
|
71
|
1076 /* ":let var1 var2" */
|
|
|
1077 arg = list_arg_vars(eap, arg);
|
|
|
1078 else if (!eap->skip)
|
|
|
1079 /* ":let" */
|
|
|
1080 list_all_vars();
|
|
|
1081 eap->nextcmd = check_nextcmd(arg);
|
|
|
1082 }
|
|
|
1083 else
|
|
|
1084 {
|
|
76
|
1085 expr = skipwhite(expr + 1);
|
|
71
|
1086
|
|
|
1087 if (eap->skip)
|
|
|
1088 ++emsg_skip;
|
|
76
|
1089 i = eval0(expr, &rettv, &eap->nextcmd, !eap->skip);
|
|
71
|
1090 if (eap->skip)
|
|
|
1091 {
|
|
|
1092 if (i != FAIL)
|
|
|
1093 clear_tv(&rettv);
|
|
|
1094 --emsg_skip;
|
|
|
1095 }
|
|
|
1096 else if (i != FAIL)
|
|
|
1097 {
|
|
76
|
1098 (void)ex_let_vars(eap->arg, &rettv, FALSE, semicolon, var_count,
|
|
|
1099 (char_u *)"=");
|
|
|
1100 clear_tv(&rettv);
|
|
|
1101 }
|
|
|
1102 }
|
|
|
1103 }
|
|
|
1104
|
|
|
1105 /*
|
|
|
1106 * Assign the typevalue "tv" to the variable or variables at "arg_start".
|
|
|
1107 * Handles both "var" with any type and "[var, var; var]" with a list type.
|
|
|
1108 * Returns OK or FAIL;
|
|
|
1109 */
|
|
|
1110 static int
|
|
|
1111 ex_let_vars(arg_start, tv, copy, semicolon, var_count, nextchars)
|
|
|
1112 char_u *arg_start;
|
|
|
1113 typeval *tv;
|
|
|
1114 int copy; /* copy values from "tv", don't move */
|
|
|
1115 int semicolon; /* from skip_var_list() */
|
|
|
1116 int var_count; /* from skip_var_list() */
|
|
|
1117 char_u *nextchars; /* characters that must follow or NULL */
|
|
|
1118 {
|
|
|
1119 char_u *arg = arg_start;
|
|
|
1120 listvar *l;
|
|
|
1121 int i;
|
|
|
1122 listitem *item;
|
|
|
1123 typeval ltv;
|
|
|
1124
|
|
|
1125 if (*arg != '[')
|
|
|
1126 {
|
|
|
1127 /*
|
|
|
1128 * ":let var = expr" or ":for var in list"
|
|
|
1129 */
|
|
|
1130 if (ex_let_one(arg, tv, copy, nextchars) == NULL)
|
|
|
1131 return FAIL;
|
|
|
1132 return OK;
|
|
|
1133 }
|
|
|
1134
|
|
|
1135 /*
|
|
|
1136 * ":let [v1, v2] = list" or ":for [v1, v2] in listlist"
|
|
|
1137 */
|
|
|
1138 l = tv->vval.v_list;
|
|
|
1139 if (tv->v_type != VAR_LIST || l == NULL)
|
|
|
1140 {
|
|
|
1141 EMSG(_(e_listreq));
|
|
|
1142 return FAIL;
|
|
|
1143 }
|
|
|
1144
|
|
|
1145 i = list_len(l);
|
|
|
1146 if (semicolon == 0 && var_count < i)
|
|
|
1147 {
|
|
86
|
1148 EMSG(_("E687: Less targets than List items"));
|
|
76
|
1149 return FAIL;
|
|
|
1150 }
|
|
|
1151 if (var_count - semicolon > i)
|
|
|
1152 {
|
|
86
|
1153 EMSG(_("E688: More targets than List items"));
|
|
76
|
1154 return FAIL;
|
|
|
1155 }
|
|
|
1156
|
|
|
1157 item = l->lv_first;
|
|
|
1158 while (*arg != ']')
|
|
|
1159 {
|
|
|
1160 arg = skipwhite(arg + 1);
|
|
|
1161 arg = ex_let_one(arg, &item->li_tv, TRUE, (char_u *)",;]");
|
|
|
1162 item = item->li_next;
|
|
|
1163 if (arg == NULL)
|
|
|
1164 return FAIL;
|
|
|
1165
|
|
|
1166 arg = skipwhite(arg);
|
|
|
1167 if (*arg == ';')
|
|
|
1168 {
|
|
|
1169 /* Put the rest of the list (may be empty) in the var after ';'.
|
|
|
1170 * Create a new list for this. */
|
|
|
1171 l = list_alloc();
|
|
|
1172 if (l == NULL)
|
|
|
1173 return FAIL;
|
|
|
1174 while (item != NULL)
|
|
|
1175 {
|
|
|
1176 list_append_tv(l, &item->li_tv);
|
|
|
1177 item = item->li_next;
|
|
|
1178 }
|
|
|
1179
|
|
|
1180 ltv.v_type = VAR_LIST;
|
|
|
1181 ltv.vval.v_list = l;
|
|
|
1182 l->lv_refcount = 1;
|
|
|
1183
|
|
|
1184 arg = ex_let_one(skipwhite(arg + 1), <v, FALSE, (char_u *)"]");
|
|
|
1185 clear_tv(<v);
|
|
|
1186 if (arg == NULL)
|
|
|
1187 return FAIL;
|
|
|
1188 break;
|
|
|
1189 }
|
|
|
1190 else if (*arg != ',' && *arg != ']')
|
|
|
1191 {
|
|
|
1192 EMSG2(_(e_intern2), "ex_let_vars()");
|
|
|
1193 return FAIL;
|
|
|
1194 }
|
|
|
1195 }
|
|
|
1196
|
|
|
1197 return OK;
|
|
|
1198 }
|
|
|
1199
|
|
|
1200 /*
|
|
|
1201 * Skip over assignable variable "var" or list of variables "[var, var]".
|
|
|
1202 * Used for ":let varvar = expr" and ":for varvar in expr".
|
|
|
1203 * For "[var, var]" increment "*var_count" for each variable.
|
|
|
1204 * for "[var, var; var]" set "semicolon".
|
|
|
1205 * Return NULL for an error.
|
|
|
1206 */
|
|
|
1207 static char_u *
|
|
|
1208 skip_var_list(arg, var_count, semicolon)
|
|
|
1209 char_u *arg;
|
|
|
1210 int *var_count;
|
|
|
1211 int *semicolon;
|
|
|
1212 {
|
|
|
1213 char_u *p, *s;
|
|
|
1214
|
|
|
1215 if (*arg == '[')
|
|
|
1216 {
|
|
|
1217 /* "[var, var]": find the matching ']'. */
|
|
|
1218 p = arg;
|
|
|
1219 while (1)
|
|
|
1220 {
|
|
|
1221 p = skipwhite(p + 1); /* skip whites after '[', ';' or ',' */
|
|
|
1222 s = skip_var_one(p);
|
|
|
1223 if (s == p)
|
|
|
1224 {
|
|
|
1225 EMSG2(_(e_invarg2), p);
|
|
|
1226 return NULL;
|
|
|
1227 }
|
|
|
1228 ++*var_count;
|
|
|
1229
|
|
|
1230 p = skipwhite(s);
|
|
|
1231 if (*p == ']')
|
|
|
1232 break;
|
|
|
1233 else if (*p == ';')
|
|
|
1234 {
|
|
|
1235 if (*semicolon == 1)
|
|
71
|
1236 {
|
|
76
|
1237 EMSG(_("Double ; in list of variables"));
|
|
|
1238 return NULL;
|
|
71
|
1239 }
|
|
76
|
1240 *semicolon = 1;
|
|
|
1241 }
|
|
|
1242 else if (*p != ',')
|
|
|
1243 {
|
|
|
1244 EMSG2(_(e_invarg2), p);
|
|
|
1245 return NULL;
|
|
|
1246 }
|
|
|
1247 }
|
|
|
1248 return p + 1;
|
|
|
1249 }
|
|
|
1250 else
|
|
|
1251 return skip_var_one(arg);
|
|
|
1252 }
|
|
|
1253
|
|
|
1254 static char_u *
|
|
|
1255 skip_var_one(arg)
|
|
|
1256 char_u *arg;
|
|
|
1257 {
|
|
|
1258 if (vim_strchr((char_u *)"$@&", *arg) != NULL)
|
|
|
1259 ++arg;
|
|
|
1260 return find_name_end(arg, NULL, NULL, TRUE);
|
|
71
|
1261 }
|
|
|
1262
|
|
|
1263 static void
|
|
|
1264 list_all_vars()
|
|
|
1265 {
|
|
|
1266 int i;
|
|
|
1267
|
|
|
1268 /*
|
|
|
1269 * List all variables.
|
|
|
1270 */
|
|
|
1271 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
|
1272 if (VAR_ENTRY(i).v_name != NULL)
|
|
|
1273 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
1274 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
|
1275 if (BVAR_ENTRY(i).v_name != NULL)
|
|
|
1276 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
1277 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
|
1278 if (WVAR_ENTRY(i).v_name != NULL)
|
|
|
1279 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
1280 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
1281 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
1282 list_vim_var(i);
|
|
|
1283 }
|
|
|
1284
|
|
|
1285 /*
|
|
|
1286 * List variables in "arg".
|
|
|
1287 */
|
|
|
1288 static char_u *
|
|
|
1289 list_arg_vars(eap, arg)
|
|
|
1290 exarg_T *eap;
|
|
|
1291 char_u *arg;
|
|
|
1292 {
|
|
|
1293 int error = FALSE;
|
|
|
1294 char_u *temp_string = NULL;
|
|
|
1295 int arg_len;
|
|
7
|
1296 char_u *expr_start;
|
|
|
1297 char_u *expr_end;
|
|
|
1298 char_u *name_end;
|
|
71
|
1299 int c1 = 0, c2;
|
|
|
1300 int i;
|
|
|
1301 VAR varp;
|
|
|
1302 char_u *name;
|
|
|
1303
|
|
|
1304 while (!ends_excmd(*arg) && !got_int)
|
|
|
1305 {
|
|
|
1306 /* Find the end of the name. */
|
|
|
1307 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1308
|
|
|
1309 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1310 {
|
|
|
1311 emsg_severe = TRUE;
|
|
|
1312 EMSG(_(e_trailing));
|
|
|
1313 break;
|
|
|
1314 }
|
|
|
1315 if (!error && !eap->skip)
|
|
|
1316 {
|
|
|
1317 if (expr_start != NULL)
|
|
|
1318 {
|
|
|
1319 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1320 expr_end, name_end);
|
|
|
1321 if (temp_string == NULL)
|
|
7
|
1322 {
|
|
71
|
1323 /*
|
|
|
1324 * Report an invalid expression in braces, unless
|
|
|
1325 * the expression evaluation has been cancelled due
|
|
|
1326 * to an aborting error, an interrupt, or an
|
|
|
1327 * exception.
|
|
|
1328 */
|
|
|
1329 if (!aborting())
|
|
7
|
1330 {
|
|
71
|
1331 emsg_severe = TRUE;
|
|
|
1332 EMSG2(_(e_invarg2), arg);
|
|
|
1333 break;
|
|
7
|
1334 }
|
|
71
|
1335 error = TRUE;
|
|
|
1336 arg = skipwhite(name_end);
|
|
|
1337 continue;
|
|
|
1338 }
|
|
|
1339 arg = temp_string;
|
|
|
1340 arg_len = STRLEN(temp_string);
|
|
|
1341 }
|
|
|
1342 else
|
|
|
1343 {
|
|
|
1344 c1 = *name_end;
|
|
|
1345 *name_end = NUL;
|
|
|
1346 arg_len = (int)(name_end - arg);
|
|
|
1347 }
|
|
|
1348 i = find_vim_var(arg, arg_len);
|
|
|
1349 if (i >= 0)
|
|
|
1350 list_vim_var(i);
|
|
|
1351 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1352 {
|
|
|
1353 char_u numbuf[NUMBUFLEN];
|
|
|
1354
|
|
|
1355 sprintf((char *)numbuf, "%ld",
|
|
|
1356 (long)curbuf->b_changedtick);
|
|
|
1357 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1358 VAR_NUMBER, numbuf);
|
|
|
1359 }
|
|
|
1360 else
|
|
|
1361 {
|
|
|
1362 varp = find_var(arg, FALSE);
|
|
|
1363 if (varp == NULL)
|
|
|
1364 {
|
|
|
1365 /* Skip further arguments but do continue to
|
|
|
1366 * search for a trailing command. */
|
|
|
1367 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1368 error = TRUE;
|
|
|
1369 }
|
|
|
1370 else
|
|
|
1371 {
|
|
|
1372 name = vim_strchr(arg, ':');
|
|
|
1373 if (name != NULL)
|
|
7
|
1374 {
|
|
71
|
1375 /* "a:" vars have no name stored, use whole arg */
|
|
|
1376 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1377 c2 = NUL;
|
|
7
|
1378 else
|
|
|
1379 {
|
|
71
|
1380 c2 = *++name;
|
|
|
1381 *name = NUL;
|
|
7
|
1382 }
|
|
71
|
1383 list_one_var(varp, arg);
|
|
|
1384 if (c2 != NUL)
|
|
|
1385 *name = c2;
|
|
7
|
1386 }
|
|
|
1387 else
|
|
71
|
1388 list_one_var(varp, (char_u *)"");
|
|
7
|
1389 }
|
|
71
|
1390 }
|
|
|
1391 if (expr_start != NULL)
|
|
|
1392 vim_free(temp_string);
|
|
|
1393 else
|
|
|
1394 *name_end = c1;
|
|
|
1395 }
|
|
|
1396 arg = skipwhite(name_end);
|
|
|
1397 }
|
|
|
1398
|
|
|
1399 return arg;
|
|
|
1400 }
|
|
|
1401
|
|
|
1402 /*
|
|
|
1403 * Set one item of ":let var = expr" or ":let [v1, v2] = list" to its value.
|
|
|
1404 * Returns a pointer to the char just after the var name.
|
|
|
1405 * Returns NULL if there is an error.
|
|
|
1406 */
|
|
|
1407 static char_u *
|
|
|
1408 ex_let_one(arg, tv, copy, endchars)
|
|
|
1409 char_u *arg; /* points to variable name */
|
|
|
1410 typeval *tv; /* value to assign to variable */
|
|
|
1411 int copy; /* copy value from "tv" */
|
|
76
|
1412 char_u *endchars; /* valid chars after variable name or NULL */
|
|
71
|
1413 {
|
|
|
1414 int c1;
|
|
|
1415 char_u *name;
|
|
|
1416 char_u *p;
|
|
|
1417 char_u *arg_end = NULL;
|
|
|
1418 int len;
|
|
|
1419 int opt_flags;
|
|
|
1420
|
|
|
1421 /*
|
|
|
1422 * ":let $VAR = expr": Set environment variable.
|
|
|
1423 */
|
|
|
1424 if (*arg == '$')
|
|
|
1425 {
|
|
|
1426 /* Find the end of the name. */
|
|
|
1427 ++arg;
|
|
|
1428 name = arg;
|
|
|
1429 len = get_env_len(&arg);
|
|
|
1430 if (len == 0)
|
|
|
1431 EMSG2(_(e_invarg2), name - 1);
|
|
|
1432 else
|
|
|
1433 {
|
|
76
|
1434 if (endchars != NULL
|
|
|
1435 && vim_strchr(endchars, *skipwhite(arg)) == NULL)
|
|
71
|
1436 EMSG(_(e_letunexp));
|
|
7
|
1437 else
|
|
|
1438 {
|
|
71
|
1439 c1 = name[len];
|
|
|
1440 name[len] = NUL;
|
|
|
1441 p = get_tv_string(tv);
|
|
|
1442 vim_setenv(name, p);
|
|
|
1443 if (STRICMP(name, "HOME") == 0)
|
|
|
1444 init_homedir();
|
|
|
1445 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1446 didset_vim = FALSE;
|
|
|
1447 else if (didset_vimruntime && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1448 didset_vimruntime = FALSE;
|
|
|
1449 name[len] = c1;
|
|
|
1450 arg_end = arg;
|
|
|
1451 }
|
|
|
1452 }
|
|
|
1453 }
|
|
|
1454
|
|
|
1455 /*
|
|
|
1456 * ":let &option = expr": Set option value.
|
|
|
1457 * ":let &l:option = expr": Set local option value.
|
|
|
1458 * ":let &g:option = expr": Set global option value.
|
|
|
1459 */
|
|
|
1460 else if (*arg == '&')
|
|
|
1461 {
|
|
|
1462 /* Find the end of the name. */
|
|
|
1463 p = find_option_end(&arg, &opt_flags);
|
|
76
|
1464 if (p == NULL || (endchars != NULL
|
|
|
1465 && vim_strchr(endchars, *skipwhite(p)) == NULL))
|
|
71
|
1466 EMSG(_(e_letunexp));
|
|
|
1467 else
|
|
|
1468 {
|
|
|
1469 c1 = *p;
|
|
|
1470 *p = NUL;
|
|
|
1471 set_option_value(arg, get_tv_number(tv),
|
|
|
1472 get_tv_string(tv), opt_flags);
|
|
|
1473 *p = c1;
|
|
|
1474 arg_end = p;
|
|
|
1475 }
|
|
|
1476 }
|
|
|
1477
|
|
|
1478 /*
|
|
|
1479 * ":let @r = expr": Set register contents.
|
|
|
1480 */
|
|
|
1481 else if (*arg == '@')
|
|
|
1482 {
|
|
|
1483 ++arg;
|
|
76
|
1484 if (endchars != NULL
|
|
|
1485 && vim_strchr(endchars, *skipwhite(arg + 1)) == NULL)
|
|
71
|
1486 EMSG(_(e_letunexp));
|
|
|
1487 else
|
|
|
1488 {
|
|
|
1489 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1490 get_tv_string(tv), -1, FALSE);
|
|
|
1491 arg_end = arg + 1;
|
|
|
1492 }
|
|
|
1493 }
|
|
|
1494
|
|
|
1495 /*
|
|
|
1496 * ":let var = expr": Set internal variable.
|
|
|
1497 */
|
|
|
1498 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1499 {
|
|
|
1500 char_u *exp_name = NULL;
|
|
|
1501 char_u *expr_start, *expr_end;
|
|
|
1502
|
|
|
1503 /* Find the end of the name. */
|
|
|
1504 p = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1505 if (expr_start != NULL)
|
|
|
1506 {
|
|
|
1507 exp_name = make_expanded_name(arg, expr_start, expr_end, p);
|
|
|
1508 arg = exp_name;
|
|
|
1509 }
|
|
|
1510
|
|
|
1511 if (arg == NULL)
|
|
|
1512 {
|
|
|
1513 /* Report an invalid expression in braces, unless the
|
|
|
1514 * expression evaluation has been cancelled due to an
|
|
|
1515 * aborting error, an interrupt, or an exception. */
|
|
|
1516 if (!aborting())
|
|
7
|
1517 EMSG2(_(e_invarg2), arg);
|
|
71
|
1518 }
|
|
|
1519 else if (*p == '[')
|
|
|
1520 arg_end = set_var_idx(arg, p, tv, copy, endchars);
|
|
76
|
1521 else if (endchars != NULL
|
|
|
1522 && vim_strchr(endchars, *skipwhite(p)) == NULL)
|
|
71
|
1523 EMSG(_(e_letunexp));
|
|
|
1524 else if (STRNCMP(arg, "b:changedtick", 13) == 0
|
|
|
1525 && !eval_isnamec(arg[13]))
|
|
|
1526 EMSG2(_(e_readonlyvar), arg);
|
|
|
1527 else
|
|
|
1528 {
|
|
|
1529 c1 = *p;
|
|
|
1530 *p = NUL;
|
|
|
1531 set_var(arg, tv, copy);
|
|
|
1532 *p = c1;
|
|
|
1533 arg_end = p;
|
|
|
1534 }
|
|
|
1535
|
|
|
1536 vim_free(exp_name);
|
|
|
1537 }
|
|
|
1538
|
|
|
1539 else
|
|
|
1540 EMSG2(_(e_invarg2), arg);
|
|
|
1541
|
|
|
1542 return arg_end;
|
|
|
1543 }
|
|
|
1544
|
|
|
1545 /*
|
|
88
|
1546 * Set a variable with an index: "name[expr]", "name[expr:expr]",
|
|
|
1547 * "name[expr][expr]", etc. Only works if "name" is an existing List.
|
|
71
|
1548 * "ip" points to the first '['.
|
|
|
1549 * Returns a pointer to just after the last used ']'; NULL for error.
|
|
|
1550 */
|
|
|
1551 static char_u *
|
|
|
1552 set_var_idx(name, ip, rettv, copy, endchars)
|
|
|
1553 char_u *name;
|
|
|
1554 char_u *ip;
|
|
|
1555 typeval *rettv;
|
|
|
1556 int copy;
|
|
|
1557 char_u *endchars;
|
|
|
1558 {
|
|
|
1559 VAR v;
|
|
|
1560 int c1;
|
|
|
1561 char_u *p;
|
|
|
1562 typeval var1;
|
|
88
|
1563 typeval var2;
|
|
|
1564 int range = FALSE;
|
|
71
|
1565 typeval *tv;
|
|
88
|
1566 long n1 = 0, n2 = 0;
|
|
|
1567 int empty1, empty2 = FALSE;
|
|
|
1568 listitem *item = NULL;
|
|
|
1569 listitem *ni;
|
|
|
1570 listitem *ri;
|
|
|
1571 listvar *l = NULL;
|
|
71
|
1572
|
|
|
1573 c1 = *ip;
|
|
|
1574 *ip = NUL;
|
|
|
1575 v = find_var(name, TRUE);
|
|
|
1576 if (v == NULL)
|
|
|
1577 EMSG2(_(e_undefvar), name);
|
|
|
1578 *ip = c1;
|
|
|
1579 if (v == NULL)
|
|
|
1580 return NULL;
|
|
|
1581
|
|
|
1582 tv = &v->tv;
|
|
|
1583 for (p = ip; *p == '['; p = skipwhite(p + 1))
|
|
|
1584 {
|
|
|
1585 if (tv->v_type != VAR_LIST || tv->vval.v_list == NULL)
|
|
|
1586 {
|
|
86
|
1587 EMSG(_("E689: Can only index a List"));
|
|
71
|
1588 p = NULL;
|
|
|
1589 break;
|
|
|
1590 }
|
|
88
|
1591 if (range)
|
|
|
1592 {
|
|
|
1593 EMSG(_("E708: [:] must come last"));
|
|
71
|
1594 p = NULL;
|
|
|
1595 break;
|
|
|
1596 }
|
|
88
|
1597
|
|
|
1598 /* Get the index [expr] or the first index [expr: ]. */
|
|
|
1599 p = skipwhite(p + 1);
|
|
|
1600 if (*p == ':')
|
|
|
1601 empty1 = TRUE;
|
|
|
1602 else
|
|
|
1603 {
|
|
|
1604 empty1 = FALSE;
|
|
|
1605 if (eval1(&p, &var1, TRUE) == FAIL) /* recursive! */
|
|
|
1606 {
|
|
|
1607 p = NULL;
|
|
|
1608 break;
|
|
|
1609 }
|
|
|
1610 }
|
|
|
1611
|
|
|
1612 /* Optionally get the second index [ :expr]. */
|
|
|
1613 if (*p == ':')
|
|
|
1614 {
|
|
|
1615 if (rettv->v_type != VAR_LIST || rettv->vval.v_list == NULL)
|
|
|
1616 {
|
|
|
1617 EMSG(_("E709: [:] requires a List value"));
|
|
|
1618 p = NULL;
|
|
|
1619 if (!empty1)
|
|
|
1620 clear_tv(&var1);
|
|
|
1621 break;
|
|
|
1622 }
|
|
|
1623 p = skipwhite(p + 1);
|
|
|
1624 if (*p == ']')
|
|
|
1625 empty2 = TRUE;
|
|
|
1626 else
|
|
|
1627 {
|
|
|
1628 empty2 = FALSE;
|
|
|
1629 if (eval1(&p, &var2, TRUE) == FAIL) /* recursive! */
|
|
|
1630 {
|
|
|
1631 p = NULL;
|
|
|
1632 if (!empty1)
|
|
|
1633 clear_tv(&var1);
|
|
|
1634 break;
|
|
|
1635 }
|
|
|
1636 }
|
|
|
1637 range = TRUE;
|
|
|
1638 }
|
|
|
1639 else
|
|
|
1640 range = FALSE;
|
|
|
1641
|
|
71
|
1642 if (*p != ']')
|
|
|
1643 {
|
|
|
1644 EMSG(_(e_missbrac));
|
|
88
|
1645 if (!empty1)
|
|
|
1646 clear_tv(&var1);
|
|
|
1647 if (range && !empty2)
|
|
|
1648 clear_tv(&var2);
|
|
71
|
1649 p = NULL;
|
|
|
1650 break;
|
|
|
1651 }
|
|
88
|
1652
|
|
|
1653 /*
|
|
|
1654 * Get the number and item for the only or first index.
|
|
|
1655 */
|
|
|
1656 if (empty1)
|
|
|
1657 n1 = 0;
|
|
|
1658 else
|
|
|
1659 {
|
|
|
1660 n1 = get_tv_number(&var1);
|
|
|
1661 clear_tv(&var1);
|
|
|
1662 }
|
|
|
1663 l = tv->vval.v_list;
|
|
|
1664 item = list_find(l, n1);
|
|
71
|
1665 if (item == NULL)
|
|
|
1666 {
|
|
88
|
1667 EMSGN(_(e_listidx), n1);
|
|
71
|
1668 p = NULL;
|
|
88
|
1669 if (range && !empty2)
|
|
|
1670 clear_tv(&var2);
|
|
71
|
1671 break;
|
|
|
1672 }
|
|
88
|
1673
|
|
|
1674 /*
|
|
|
1675 * May need to find the item or absolute index for the second index of
|
|
|
1676 * a range.
|
|
|
1677 * When no index given: "empty2" is TRUE.
|
|
|
1678 * Otherwise "n2" is set to the second index.
|
|
|
1679 */
|
|
|
1680 if (range && !empty2)
|
|
|
1681 {
|
|
|
1682 n2 = get_tv_number(&var2);
|
|
|
1683 clear_tv(&var2);
|
|
|
1684 if (n2 < 0)
|
|
|
1685 {
|
|
|
1686 ni = list_find(l, n2);
|
|
|
1687 if (ni == NULL)
|
|
|
1688 {
|
|
|
1689 EMSGN(_(e_listidx), n2);
|
|
|
1690 p = NULL;
|
|
|
1691 break;
|
|
|
1692 }
|
|
|
1693 n2 = list_idx_of_item(l, ni);
|
|
|
1694 }
|
|
|
1695
|
|
|
1696 /* Check that n2 isn't before n1. */
|
|
|
1697 if (n1 < 0)
|
|
|
1698 n1 = list_idx_of_item(l, item);
|
|
|
1699 if (n2 < n1)
|
|
|
1700 {
|
|
|
1701 EMSGN(_(e_listidx), n2);
|
|
|
1702 p = NULL;
|
|
|
1703 break;
|
|
|
1704 }
|
|
|
1705 }
|
|
|
1706
|
|
71
|
1707 tv = &item->li_tv;
|
|
|
1708 }
|
|
|
1709
|
|
|
1710 if (p != NULL)
|
|
|
1711 {
|
|
76
|
1712 if (endchars != NULL && vim_strchr(endchars, *p) == NULL)
|
|
71
|
1713 {
|
|
|
1714 EMSG(_(e_letunexp));
|
|
|
1715 p = NULL;
|
|
|
1716 }
|
|
88
|
1717 else if (range)
|
|
|
1718 {
|
|
|
1719 /*
|
|
|
1720 * Assign the List values to the list items.
|
|
|
1721 */
|
|
|
1722 for (ri = rettv->vval.v_list->lv_first; ri != NULL; )
|
|
|
1723 {
|
|
|
1724 clear_tv(&item->li_tv);
|
|
|
1725 copy_tv(&ri->li_tv, &item->li_tv);
|
|
|
1726 ri = ri->li_next;
|
|
|
1727 if (ri == NULL || (!empty2 && n2 == n1))
|
|
|
1728 break;
|
|
|
1729 if (item->li_next == NULL)
|
|
|
1730 {
|
|
|
1731 /* Need to add an empty item. */
|
|
|
1732 ni = listitem_alloc();
|
|
|
1733 if (ni == NULL)
|
|
|
1734 {
|
|
|
1735 ri = NULL;
|
|
|
1736 break;
|
|
|
1737 }
|
|
|
1738 ni->li_tv.v_type = VAR_NUMBER;
|
|
|
1739 ni->li_tv.vval.v_number = 0;
|
|
|
1740 list_append(l, ni);
|
|
|
1741 }
|
|
|
1742 item = item->li_next;
|
|
|
1743 ++n1;
|
|
|
1744 }
|
|
|
1745 if (ri != NULL)
|
|
|
1746 EMSG(_("E710: List value has more items than target"));
|
|
|
1747 else if (empty2 ? item != NULL && item->li_next != NULL : n1 != n2)
|
|
|
1748 EMSG(_("E711: List value has not enough items"));
|
|
|
1749 }
|
|
|
1750 else
|
|
|
1751 {
|
|
|
1752 /*
|
|
|
1753 * Assign the value to the variable or list item.
|
|
|
1754 */
|
|
71
|
1755 clear_tv(tv);
|
|
|
1756 if (copy)
|
|
88
|
1757 copy_tv(rettv, tv);
|
|
71
|
1758 else
|
|
|
1759 {
|
|
|
1760 *tv = *rettv;
|
|
|
1761 init_tv(rettv);
|
|
|
1762 }
|
|
|
1763 }
|
|
|
1764 }
|
|
|
1765 return p;
|
|
7
|
1766 }
|
|
|
1767
|
|
76
|
1768 /*
|
|
|
1769 * Add a watcher to a list.
|
|
|
1770 */
|
|
|
1771 static void
|
|
|
1772 list_add_watch(l, lw)
|
|
|
1773 listvar *l;
|
|
|
1774 listwatch *lw;
|
|
|
1775 {
|
|
|
1776 lw->lw_next = l->lv_watch;
|
|
|
1777 l->lv_watch = lw;
|
|
|
1778 }
|
|
|
1779
|
|
|
1780 /*
|
|
|
1781 * Remove a watches from a list.
|
|
|
1782 * No warning when it isn't found...
|
|
|
1783 */
|
|
|
1784 static void
|
|
|
1785 list_rem_watch(l, lwrem)
|
|
|
1786 listvar *l;
|
|
|
1787 listwatch *lwrem;
|
|
|
1788 {
|
|
|
1789 listwatch *lw, **lwp;
|
|
|
1790
|
|
|
1791 lwp = &l->lv_watch;
|
|
|
1792 for (lw = l->lv_watch; lw != NULL; lw = lw->lw_next)
|
|
|
1793 {
|
|
|
1794 if (lw == lwrem)
|
|
|
1795 {
|
|
|
1796 *lwp = lw->lw_next;
|
|
|
1797 break;
|
|
|
1798 }
|
|
|
1799 lwp = &lw->lw_next;
|
|
|
1800 }
|
|
|
1801 }
|
|
|
1802
|
|
|
1803 /*
|
|
|
1804 * Just before removing an item from a list: advance watchers to the next
|
|
|
1805 * item.
|
|
|
1806 */
|
|
|
1807 static void
|
|
|
1808 list_fix_watch(l, item)
|
|
|
1809 listvar *l;
|
|
|
1810 listitem *item;
|
|
|
1811 {
|
|
|
1812 listwatch *lw;
|
|
|
1813
|
|
|
1814 for (lw = l->lv_watch; lw != NULL; lw = lw->lw_next)
|
|
|
1815 if (lw->lw_item == item)
|
|
|
1816 lw->lw_item = item->li_next;
|
|
|
1817 }
|
|
|
1818
|
|
|
1819 /*
|
|
|
1820 * Evaluate the expression used in a ":for var in expr" command.
|
|
|
1821 * "arg" points to "var".
|
|
|
1822 * Set "*errp" to TRUE for an error, FALSE otherwise;
|
|
|
1823 * Return a pointer that holds the info. Null when there is an error.
|
|
|
1824 */
|
|
|
1825 void *
|
|
|
1826 eval_for_line(arg, errp, nextcmdp, skip)
|
|
|
1827 char_u *arg;
|
|
|
1828 int *errp;
|
|
|
1829 char_u **nextcmdp;
|
|
|
1830 int skip;
|
|
|
1831 {
|
|
|
1832 forinfo *fi;
|
|
|
1833 char_u *expr;
|
|
|
1834 typeval tv;
|
|
|
1835 listvar *l;
|
|
|
1836
|
|
|
1837 *errp = TRUE; /* default: there is an error */
|
|
|
1838
|
|
|
1839 fi = (forinfo *)alloc_clear(sizeof(forinfo));
|
|
|
1840 if (fi == NULL)
|
|
|
1841 return NULL;
|
|
|
1842
|
|
|
1843 expr = skip_var_list(arg, &fi->fi_varcount, &fi->fi_semicolon);
|
|
|
1844 if (expr == NULL)
|
|
|
1845 return fi;
|
|
|
1846
|
|
|
1847 expr = skipwhite(expr);
|
|
|
1848 if (expr[0] != 'i' || expr[1] != 'n' || !vim_iswhite(expr[2]))
|
|
|
1849 {
|
|
86
|
1850 EMSG(_("E690: Missing \"in\" after :for"));
|
|
76
|
1851 return fi;
|
|
|
1852 }
|
|
|
1853
|
|
|
1854 if (skip)
|
|
|
1855 ++emsg_skip;
|
|
|
1856 if (eval0(skipwhite(expr + 2), &tv, nextcmdp, !skip) == OK)
|
|
|
1857 {
|
|
|
1858 *errp = FALSE;
|
|
|
1859 if (!skip)
|
|
|
1860 {
|
|
|
1861 l = tv.vval.v_list;
|
|
|
1862 if (tv.v_type != VAR_LIST || l == NULL)
|
|
|
1863 EMSG(_(e_listreq));
|
|
|
1864 else
|
|
|
1865 {
|
|
|
1866 fi->fi_list = l;
|
|
|
1867 list_add_watch(l, &fi->fi_lw);
|
|
|
1868 fi->fi_lw.lw_item = l->lv_first;
|
|
|
1869 }
|
|
|
1870 }
|
|
|
1871 }
|
|
|
1872 if (skip)
|
|
|
1873 --emsg_skip;
|
|
|
1874
|
|
|
1875 return fi;
|
|
|
1876 }
|
|
|
1877
|
|
|
1878 /*
|
|
|
1879 * Use the first item in a ":for" list. Advance to the next.
|
|
|
1880 * Assign the values to the variable (list). "arg" points to the first one.
|
|
|
1881 * Return TRUE when a valid item was found, FALSE when at end of list or
|
|
|
1882 * something wrong.
|
|
|
1883 */
|
|
|
1884 int
|
|
|
1885 next_for_item(fi_void, arg)
|
|
|
1886 void *fi_void;
|
|
|
1887 char_u *arg;
|
|
|
1888 {
|
|
|
1889 forinfo *fi = (forinfo *)fi_void;
|
|
|
1890 int result;
|
|
|
1891 listitem *item;
|
|
|
1892
|
|
|
1893 item = fi->fi_lw.lw_item;
|
|
|
1894 if (item == NULL)
|
|
|
1895 result = FALSE;
|
|
|
1896 else
|
|
|
1897 {
|
|
|
1898 fi->fi_lw.lw_item = item->li_next;
|
|
|
1899 result = (ex_let_vars(arg, &item->li_tv, TRUE,
|
|
|
1900 fi->fi_semicolon, fi->fi_varcount, NULL) == OK);
|
|
|
1901 }
|
|
|
1902 return result;
|
|
|
1903 }
|
|
|
1904
|
|
|
1905 /*
|
|
|
1906 * Free the structure used to store info used by ":for".
|
|
|
1907 */
|
|
|
1908 void
|
|
|
1909 free_for_info(fi_void)
|
|
|
1910 void *fi_void;
|
|
|
1911 {
|
|
|
1912 forinfo *fi = (forinfo *)fi_void;
|
|
|
1913
|
|
92
|
1914 if (fi != NULL && fi->fi_list != NULL)
|
|
76
|
1915 list_rem_watch(fi->fi_list, &fi->fi_lw);
|
|
|
1916 vim_free(fi);
|
|
|
1917 }
|
|
|
1918
|
|
7
|
1919 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1920
|
|
|
1921 void
|
|
|
1922 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1923 expand_T *xp;
|
|
|
1924 char_u *arg;
|
|
|
1925 cmdidx_T cmdidx;
|
|
|
1926 {
|
|
|
1927 int got_eq = FALSE;
|
|
|
1928 int c;
|
|
76
|
1929 char_u *p;
|
|
|
1930
|
|
|
1931 if (cmdidx == CMD_let)
|
|
|
1932 {
|
|
|
1933 xp->xp_context = EXPAND_USER_VARS;
|
|
|
1934 if (vim_strchr(arg, '=') == NULL)
|
|
|
1935 {
|
|
|
1936 /* ":let var1 var2 ...": find last space. */
|
|
|
1937 for (p = arg + STRLEN(arg); p > arg; )
|
|
|
1938 {
|
|
|
1939 xp->xp_pattern = p;
|
|
|
1940 p = mb_ptr_back(arg, p);
|
|
|
1941 if (vim_iswhite(*p))
|
|
|
1942 break;
|
|
|
1943 }
|
|
|
1944 return;
|
|
|
1945 }
|
|
|
1946 }
|
|
|
1947 else
|
|
|
1948 xp->xp_context = cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1949 : EXPAND_EXPRESSION;
|
|
7
|
1950 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1951 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1952 {
|
|
|
1953 c = *xp->xp_pattern;
|
|
|
1954 if (c == '&')
|
|
|
1955 {
|
|
|
1956 c = xp->xp_pattern[1];
|
|
|
1957 if (c == '&')
|
|
|
1958 {
|
|
|
1959 ++xp->xp_pattern;
|
|
|
1960 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1961 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1962 }
|
|
|
1963 else if (c != ' ')
|
|
|
1964 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1965 }
|
|
|
1966 else if (c == '$')
|
|
|
1967 {
|
|
|
1968 /* environment variable */
|
|
|
1969 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1970 }
|
|
|
1971 else if (c == '=')
|
|
|
1972 {
|
|
|
1973 got_eq = TRUE;
|
|
|
1974 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1975 }
|
|
|
1976 else if (c == '<'
|
|
|
1977 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1978 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1979 {
|
|
|
1980 /* Function name can start with "<SNR>" */
|
|
|
1981 break;
|
|
|
1982 }
|
|
|
1983 else if (cmdidx != CMD_let || got_eq)
|
|
|
1984 {
|
|
|
1985 if (c == '"') /* string */
|
|
|
1986 {
|
|
|
1987 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1988 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1989 ++xp->xp_pattern;
|
|
|
1990 xp->xp_context = EXPAND_NOTHING;
|
|
|
1991 }
|
|
|
1992 else if (c == '\'') /* literal string */
|
|
|
1993 {
|
|
|
1994 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1995 /* skip */ ;
|
|
|
1996 xp->xp_context = EXPAND_NOTHING;
|
|
|
1997 }
|
|
|
1998 else if (c == '|')
|
|
|
1999 {
|
|
|
2000 if (xp->xp_pattern[1] == '|')
|
|
|
2001 {
|
|
|
2002 ++xp->xp_pattern;
|
|
|
2003 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
2004 }
|
|
|
2005 else
|
|
|
2006 xp->xp_context = EXPAND_COMMANDS;
|
|
|
2007 }
|
|
|
2008 else
|
|
|
2009 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
2010 }
|
|
|
2011 else
|
|
76
|
2012 /* Doesn't look like something valid, expand as an expression
|
|
|
2013 * anyway. */
|
|
|
2014 xp->xp_context = EXPAND_EXPRESSION;
|
|
7
|
2015 arg = xp->xp_pattern;
|
|
|
2016 if (*arg != NUL)
|
|
|
2017 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
2018 /* skip */ ;
|
|
|
2019 }
|
|
|
2020 xp->xp_pattern = arg;
|
|
|
2021 }
|
|
|
2022
|
|
|
2023 #endif /* FEAT_CMDL_COMPL */
|
|
|
2024
|
|
|
2025 /*
|
|
|
2026 * ":1,25call func(arg1, arg2)" function call.
|
|
|
2027 */
|
|
|
2028 void
|
|
|
2029 ex_call(eap)
|
|
|
2030 exarg_T *eap;
|
|
|
2031 {
|
|
|
2032 char_u *arg = eap->arg;
|
|
|
2033 char_u *startarg;
|
|
|
2034 char_u *alias;
|
|
|
2035 char_u *name;
|
|
71
|
2036 typeval rettv;
|
|
7
|
2037 int len;
|
|
|
2038 linenr_T lnum;
|
|
|
2039 int doesrange;
|
|
|
2040 int failed = FALSE;
|
|
|
2041
|
|
|
2042 name = arg;
|
|
|
2043 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
2044 if (len == 0)
|
|
|
2045 goto end;
|
|
|
2046 if (alias != NULL)
|
|
|
2047 name = alias;
|
|
|
2048
|
|
|
2049 startarg = arg;
|
|
71
|
2050 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
7
|
2051
|
|
|
2052 if (*startarg != '(')
|
|
|
2053 {
|
|
|
2054 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
2055 goto end;
|
|
|
2056 }
|
|
|
2057
|
|
|
2058 /*
|
|
|
2059 * When skipping, evaluate the function once, to find the end of the
|
|
|
2060 * arguments.
|
|
|
2061 * When the function takes a range, this is discovered after the first
|
|
|
2062 * call, and the loop is broken.
|
|
|
2063 */
|
|
|
2064 if (eap->skip)
|
|
|
2065 {
|
|
|
2066 ++emsg_skip;
|
|
|
2067 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
2068 }
|
|
|
2069 else
|
|
|
2070 lnum = eap->line1;
|
|
|
2071 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
2072 {
|
|
|
2073 if (!eap->skip && eap->addr_count > 0)
|
|
|
2074 {
|
|
|
2075 curwin->w_cursor.lnum = lnum;
|
|
|
2076 curwin->w_cursor.col = 0;
|
|
|
2077 }
|
|
|
2078 arg = startarg;
|
|
71
|
2079 if (get_func_tv(name, len, &rettv, &arg,
|
|
7
|
2080 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
2081 {
|
|
|
2082 failed = TRUE;
|
|
|
2083 break;
|
|
|
2084 }
|
|
71
|
2085 clear_tv(&rettv);
|
|
7
|
2086 if (doesrange || eap->skip)
|
|
|
2087 break;
|
|
|
2088 /* Stop when immediately aborting on error, or when an interrupt
|
|
56
|
2089 * occurred or an exception was thrown but not caught.
|
|
71
|
2090 * get_func_tv() returned OK, so that the check for trailing
|
|
56
|
2091 * characters below is executed. */
|
|
7
|
2092 if (aborting())
|
|
|
2093 break;
|
|
|
2094 }
|
|
|
2095 if (eap->skip)
|
|
|
2096 --emsg_skip;
|
|
|
2097
|
|
|
2098 if (!failed)
|
|
|
2099 {
|
|
|
2100 /* Check for trailing illegal characters and a following command. */
|
|
|
2101 if (!ends_excmd(*arg))
|
|
|
2102 {
|
|
|
2103 emsg_severe = TRUE;
|
|
|
2104 EMSG(_(e_trailing));
|
|
|
2105 }
|
|
|
2106 else
|
|
|
2107 eap->nextcmd = check_nextcmd(arg);
|
|
|
2108 }
|
|
|
2109
|
|
|
2110 end:
|
|
|
2111 if (alias != NULL)
|
|
|
2112 vim_free(alias);
|
|
|
2113 }
|
|
|
2114
|
|
|
2115 /*
|
|
|
2116 * ":unlet[!] var1 ... " command.
|
|
|
2117 */
|
|
|
2118 void
|
|
|
2119 ex_unlet(eap)
|
|
|
2120 exarg_T *eap;
|
|
|
2121 {
|
|
|
2122 char_u *arg = eap->arg;
|
|
|
2123 char_u *name_end;
|
|
|
2124 char_u cc;
|
|
|
2125 char_u *expr_start;
|
|
|
2126 char_u *expr_end;
|
|
|
2127 int error = FALSE;
|
|
|
2128
|
|
|
2129 do
|
|
|
2130 {
|
|
|
2131 /* Find the end of the name. */
|
|
71
|
2132 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
7
|
2133
|
|
|
2134 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
2135 {
|
|
|
2136 emsg_severe = TRUE;
|
|
|
2137 EMSG(_(e_trailing));
|
|
|
2138 break;
|
|
|
2139 }
|
|
|
2140
|
|
|
2141 if (!error && !eap->skip)
|
|
|
2142 {
|
|
|
2143 if (expr_start != NULL)
|
|
|
2144 {
|
|
|
2145 char_u *temp_string;
|
|
|
2146
|
|
|
2147 temp_string = make_expanded_name(arg, expr_start,
|
|
|
2148 expr_end, name_end);
|
|
|
2149 if (temp_string == NULL)
|
|
|
2150 {
|
|
|
2151 /*
|
|
|
2152 * Report an invalid expression in braces, unless the
|
|
|
2153 * expression evaluation has been cancelled due to an
|
|
|
2154 * aborting error, an interrupt, or an exception.
|
|
|
2155 */
|
|
|
2156 if (!aborting())
|
|
|
2157 {
|
|
|
2158 emsg_severe = TRUE;
|
|
|
2159 EMSG2(_(e_invarg2), arg);
|
|
|
2160 break;
|
|
|
2161 }
|
|
|
2162 error = TRUE;
|
|
|
2163 }
|
|
|
2164 else
|
|
|
2165 {
|
|
|
2166 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
2167 {
|
|
|
2168 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
2169 error = TRUE;
|
|
|
2170 }
|
|
|
2171 vim_free(temp_string);
|
|
|
2172 }
|
|
|
2173 }
|
|
|
2174 else
|
|
|
2175 {
|
|
|
2176 cc = *name_end;
|
|
|
2177 *name_end = NUL;
|
|
|
2178
|
|
|
2179 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
2180 {
|
|
|
2181 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
2182 error = TRUE;
|
|
|
2183 }
|
|
|
2184
|
|
|
2185 *name_end = cc;
|
|
|
2186 }
|
|
|
2187 }
|
|
|
2188 arg = skipwhite(name_end);
|
|
|
2189 } while (!ends_excmd(*arg));
|
|
|
2190
|
|
|
2191 eap->nextcmd = check_nextcmd(arg);
|
|
|
2192 }
|
|
|
2193
|
|
|
2194 /*
|
|
|
2195 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
2196 */
|
|
|
2197 int
|
|
|
2198 do_unlet(name)
|
|
|
2199 char_u *name;
|
|
|
2200 {
|
|
|
2201 VAR v;
|
|
|
2202
|
|
|
2203 v = find_var(name, TRUE);
|
|
|
2204 if (v != NULL)
|
|
|
2205 {
|
|
56
|
2206 clear_var(v);
|
|
7
|
2207 return OK;
|
|
|
2208 }
|
|
|
2209 return FAIL;
|
|
|
2210 }
|
|
|
2211
|
|
|
2212 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
2213 /*
|
|
|
2214 * Delete all "menutrans_" variables.
|
|
|
2215 */
|
|
|
2216 void
|
|
|
2217 del_menutrans_vars()
|
|
|
2218 {
|
|
|
2219 int i;
|
|
|
2220
|
|
|
2221 for (i = 0; i < variables.ga_len; ++i)
|
|
56
|
2222 if (VAR_ENTRY(i).v_name != NULL
|
|
|
2223 && STRNCMP(VAR_ENTRY(i).v_name, "menutrans_", 10) == 0)
|
|
|
2224 clear_var(&VAR_ENTRY(i));
|
|
7
|
2225 }
|
|
|
2226 #endif
|
|
|
2227
|
|
|
2228 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
2229
|
|
|
2230 /*
|
|
|
2231 * Local string buffer for the next two functions to store a variable name
|
|
|
2232 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
2233 * get_user_var_name().
|
|
|
2234 */
|
|
|
2235
|
|
|
2236 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
2237
|
|
|
2238 static char_u *varnamebuf = NULL;
|
|
|
2239 static int varnamebuflen = 0;
|
|
|
2240
|
|
|
2241 /*
|
|
|
2242 * Function to concatenate a prefix and a variable name.
|
|
|
2243 */
|
|
|
2244 static char_u *
|
|
|
2245 cat_prefix_varname(prefix, name)
|
|
|
2246 int prefix;
|
|
|
2247 char_u *name;
|
|
|
2248 {
|
|
|
2249 int len;
|
|
|
2250
|
|
|
2251 len = (int)STRLEN(name) + 3;
|
|
|
2252 if (len > varnamebuflen)
|
|
|
2253 {
|
|
|
2254 vim_free(varnamebuf);
|
|
|
2255 len += 10; /* some additional space */
|
|
|
2256 varnamebuf = alloc(len);
|
|
|
2257 if (varnamebuf == NULL)
|
|
|
2258 {
|
|
|
2259 varnamebuflen = 0;
|
|
|
2260 return NULL;
|
|
|
2261 }
|
|
|
2262 varnamebuflen = len;
|
|
|
2263 }
|
|
|
2264 *varnamebuf = prefix;
|
|
|
2265 varnamebuf[1] = ':';
|
|
|
2266 STRCPY(varnamebuf + 2, name);
|
|
|
2267 return varnamebuf;
|
|
|
2268 }
|
|
|
2269
|
|
|
2270 /*
|
|
|
2271 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
2272 * (global/buffer/window/built-in) variable names.
|
|
|
2273 */
|
|
|
2274 /*ARGSUSED*/
|
|
|
2275 char_u *
|
|
|
2276 get_user_var_name(xp, idx)
|
|
|
2277 expand_T *xp;
|
|
|
2278 int idx;
|
|
|
2279 {
|
|
|
2280 static int gidx;
|
|
|
2281 static int bidx;
|
|
|
2282 static int widx;
|
|
|
2283 static int vidx;
|
|
|
2284 char_u *name;
|
|
|
2285
|
|
|
2286 if (idx == 0)
|
|
|
2287 gidx = bidx = widx = vidx = 0;
|
|
|
2288 if (gidx < variables.ga_len) /* Global variables */
|
|
|
2289 {
|
|
56
|
2290 while ((name = VAR_ENTRY(gidx++).v_name) == NULL
|
|
7
|
2291 && gidx < variables.ga_len)
|
|
|
2292 /* skip */;
|
|
|
2293 if (name != NULL)
|
|
|
2294 {
|
|
|
2295 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
2296 return cat_prefix_varname('g', name);
|
|
|
2297 else
|
|
|
2298 return name;
|
|
|
2299 }
|
|
|
2300 }
|
|
|
2301 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
2302 {
|
|
56
|
2303 while ((name = BVAR_ENTRY(bidx++).v_name) == NULL
|
|
7
|
2304 && bidx < curbuf->b_vars.ga_len)
|
|
|
2305 /* skip */;
|
|
|
2306 if (name != NULL)
|
|
|
2307 return cat_prefix_varname('b', name);
|
|
|
2308 }
|
|
|
2309 if (bidx == curbuf->b_vars.ga_len)
|
|
|
2310 {
|
|
|
2311 ++bidx;
|
|
|
2312 return (char_u *)"b:changedtick";
|
|
|
2313 }
|
|
|
2314 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
2315 {
|
|
56
|
2316 while ((name = WVAR_ENTRY(widx++).v_name) == NULL
|
|
7
|
2317 && widx < curwin->w_vars.ga_len)
|
|
|
2318 /* skip */;
|
|
|
2319 if (name != NULL)
|
|
|
2320 return cat_prefix_varname('w', name);
|
|
|
2321 }
|
|
|
2322 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
2323 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
2324
|
|
|
2325 vim_free(varnamebuf);
|
|
|
2326 varnamebuf = NULL;
|
|
|
2327 varnamebuflen = 0;
|
|
|
2328 return NULL;
|
|
|
2329 }
|
|
|
2330
|
|
|
2331 #endif /* FEAT_CMDL_COMPL */
|
|
|
2332
|
|
|
2333 /*
|
|
|
2334 * types for expressions.
|
|
|
2335 */
|
|
|
2336 typedef enum
|
|
|
2337 {
|
|
|
2338 TYPE_UNKNOWN = 0
|
|
|
2339 , TYPE_EQUAL /* == */
|
|
|
2340 , TYPE_NEQUAL /* != */
|
|
|
2341 , TYPE_GREATER /* > */
|
|
|
2342 , TYPE_GEQUAL /* >= */
|
|
|
2343 , TYPE_SMALLER /* < */
|
|
|
2344 , TYPE_SEQUAL /* <= */
|
|
|
2345 , TYPE_MATCH /* =~ */
|
|
|
2346 , TYPE_NOMATCH /* !~ */
|
|
|
2347 } exptype_T;
|
|
|
2348
|
|
|
2349 /*
|
|
|
2350 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
71
|
2351 * executed. The function may return OK, but the rettv will be of type
|
|
7
|
2352 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
2353 */
|
|
|
2354
|
|
|
2355 /*
|
|
|
2356 * Handle zero level expression.
|
|
|
2357 * This calls eval1() and handles error message and nextcmd.
|
|
71
|
2358 * Put the result in "rettv" when returning OK and "evaluate" is TRUE.
|
|
7
|
2359 * Return OK or FAIL.
|
|
|
2360 */
|
|
|
2361 static int
|
|
71
|
2362 eval0(arg, rettv, nextcmd, evaluate)
|
|
7
|
2363 char_u *arg;
|
|
71
|
2364 typeval *rettv;
|
|
7
|
2365 char_u **nextcmd;
|
|
|
2366 int evaluate;
|
|
|
2367 {
|
|
|
2368 int ret;
|
|
|
2369 char_u *p;
|
|
|
2370
|
|
|
2371 p = skipwhite(arg);
|
|
71
|
2372 ret = eval1(&p, rettv, evaluate);
|
|
7
|
2373 if (ret == FAIL || !ends_excmd(*p))
|
|
|
2374 {
|
|
|
2375 if (ret != FAIL)
|
|
71
|
2376 clear_tv(rettv);
|
|
7
|
2377 /*
|
|
|
2378 * Report the invalid expression unless the expression evaluation has
|
|
|
2379 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
2380 * exception.
|
|
|
2381 */
|
|
|
2382 if (!aborting())
|
|
|
2383 EMSG2(_(e_invexpr2), arg);
|
|
|
2384 ret = FAIL;
|
|
|
2385 }
|
|
|
2386 if (nextcmd != NULL)
|
|
|
2387 *nextcmd = check_nextcmd(p);
|
|
|
2388
|
|
|
2389 return ret;
|
|
|
2390 }
|
|
|
2391
|
|
|
2392 /*
|
|
|
2393 * Handle top level expression:
|
|
|
2394 * expr1 ? expr0 : expr0
|
|
|
2395 *
|
|
|
2396 * "arg" must point to the first non-white of the expression.
|
|
|
2397 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2398 *
|
|
|
2399 * Return OK or FAIL.
|
|
|
2400 */
|
|
|
2401 static int
|
|
71
|
2402 eval1(arg, rettv, evaluate)
|
|
7
|
2403 char_u **arg;
|
|
71
|
2404 typeval *rettv;
|
|
7
|
2405 int evaluate;
|
|
|
2406 {
|
|
|
2407 int result;
|
|
56
|
2408 typeval var2;
|
|
7
|
2409
|
|
|
2410 /*
|
|
|
2411 * Get the first variable.
|
|
|
2412 */
|
|
71
|
2413 if (eval2(arg, rettv, evaluate) == FAIL)
|
|
7
|
2414 return FAIL;
|
|
|
2415
|
|
|
2416 if ((*arg)[0] == '?')
|
|
|
2417 {
|
|
|
2418 result = FALSE;
|
|
|
2419 if (evaluate)
|
|
|
2420 {
|
|
71
|
2421 if (get_tv_number(rettv) != 0)
|
|
7
|
2422 result = TRUE;
|
|
71
|
2423 clear_tv(rettv);
|
|
7
|
2424 }
|
|
|
2425
|
|
|
2426 /*
|
|
|
2427 * Get the second variable.
|
|
|
2428 */
|
|
|
2429 *arg = skipwhite(*arg + 1);
|
|
71
|
2430 if (eval1(arg, rettv, evaluate && result) == FAIL) /* recursive! */
|
|
7
|
2431 return FAIL;
|
|
|
2432
|
|
|
2433 /*
|
|
|
2434 * Check for the ":".
|
|
|
2435 */
|
|
|
2436 if ((*arg)[0] != ':')
|
|
|
2437 {
|
|
|
2438 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
2439 if (evaluate && result)
|
|
71
|
2440 clear_tv(rettv);
|
|
7
|
2441 return FAIL;
|
|
|
2442 }
|
|
|
2443
|
|
|
2444 /*
|
|
|
2445 * Get the third variable.
|
|
|
2446 */
|
|
|
2447 *arg = skipwhite(*arg + 1);
|
|
|
2448 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
2449 {
|
|
|
2450 if (evaluate && result)
|
|
71
|
2451 clear_tv(rettv);
|
|
7
|
2452 return FAIL;
|
|
|
2453 }
|
|
|
2454 if (evaluate && !result)
|
|
71
|
2455 *rettv = var2;
|
|
7
|
2456 }
|
|
|
2457
|
|
|
2458 return OK;
|
|
|
2459 }
|
|
|
2460
|
|
|
2461 /*
|
|
|
2462 * Handle first level expression:
|
|
|
2463 * expr2 || expr2 || expr2 logical OR
|
|
|
2464 *
|
|
|
2465 * "arg" must point to the first non-white of the expression.
|
|
|
2466 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2467 *
|
|
|
2468 * Return OK or FAIL.
|
|
|
2469 */
|
|
|
2470 static int
|
|
71
|
2471 eval2(arg, rettv, evaluate)
|
|
7
|
2472 char_u **arg;
|
|
71
|
2473 typeval *rettv;
|
|
7
|
2474 int evaluate;
|
|
|
2475 {
|
|
56
|
2476 typeval var2;
|
|
7
|
2477 long result;
|
|
|
2478 int first;
|
|
|
2479
|
|
|
2480 /*
|
|
|
2481 * Get the first variable.
|
|
|
2482 */
|
|
71
|
2483 if (eval3(arg, rettv, evaluate) == FAIL)
|
|
7
|
2484 return FAIL;
|
|
|
2485
|
|
|
2486 /*
|
|
|
2487 * Repeat until there is no following "||".
|
|
|
2488 */
|
|
|
2489 first = TRUE;
|
|
|
2490 result = FALSE;
|
|
|
2491 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
2492 {
|
|
|
2493 if (evaluate && first)
|
|
|
2494 {
|
|
71
|
2495 if (get_tv_number(rettv) != 0)
|
|
7
|
2496 result = TRUE;
|
|
71
|
2497 clear_tv(rettv);
|
|
7
|
2498 first = FALSE;
|
|
|
2499 }
|
|
|
2500
|
|
|
2501 /*
|
|
|
2502 * Get the second variable.
|
|
|
2503 */
|
|
|
2504 *arg = skipwhite(*arg + 2);
|
|
|
2505 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
2506 return FAIL;
|
|
|
2507
|
|
|
2508 /*
|
|
|
2509 * Compute the result.
|
|
|
2510 */
|
|
|
2511 if (evaluate && !result)
|
|
|
2512 {
|
|
71
|
2513 if (get_tv_number(&var2) != 0)
|
|
7
|
2514 result = TRUE;
|
|
71
|
2515 clear_tv(&var2);
|
|
7
|
2516 }
|
|
|
2517 if (evaluate)
|
|
|
2518 {
|
|
71
|
2519 rettv->v_type = VAR_NUMBER;
|
|
|
2520 rettv->vval.v_number = result;
|
|
7
|
2521 }
|
|
|
2522 }
|
|
|
2523
|
|
|
2524 return OK;
|
|
|
2525 }
|
|
|
2526
|
|
|
2527 /*
|
|
|
2528 * Handle second level expression:
|
|
|
2529 * expr3 && expr3 && expr3 logical AND
|
|
|
2530 *
|
|
|
2531 * "arg" must point to the first non-white of the expression.
|
|
|
2532 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2533 *
|
|
|
2534 * Return OK or FAIL.
|
|
|
2535 */
|
|
|
2536 static int
|
|
71
|
2537 eval3(arg, rettv, evaluate)
|
|
7
|
2538 char_u **arg;
|
|
71
|
2539 typeval *rettv;
|
|
7
|
2540 int evaluate;
|
|
|
2541 {
|
|
56
|
2542 typeval var2;
|
|
7
|
2543 long result;
|
|
|
2544 int first;
|
|
|
2545
|
|
|
2546 /*
|
|
|
2547 * Get the first variable.
|
|
|
2548 */
|
|
71
|
2549 if (eval4(arg, rettv, evaluate) == FAIL)
|
|
7
|
2550 return FAIL;
|
|
|
2551
|
|
|
2552 /*
|
|
|
2553 * Repeat until there is no following "&&".
|
|
|
2554 */
|
|
|
2555 first = TRUE;
|
|
|
2556 result = TRUE;
|
|
|
2557 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
2558 {
|
|
|
2559 if (evaluate && first)
|
|
|
2560 {
|
|
71
|
2561 if (get_tv_number(rettv) == 0)
|
|
7
|
2562 result = FALSE;
|
|
71
|
2563 clear_tv(rettv);
|
|
7
|
2564 first = FALSE;
|
|
|
2565 }
|
|
|
2566
|
|
|
2567 /*
|
|
|
2568 * Get the second variable.
|
|
|
2569 */
|
|
|
2570 *arg = skipwhite(*arg + 2);
|
|
|
2571 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
2572 return FAIL;
|
|
|
2573
|
|
|
2574 /*
|
|
|
2575 * Compute the result.
|
|
|
2576 */
|
|
|
2577 if (evaluate && result)
|
|
|
2578 {
|
|
71
|
2579 if (get_tv_number(&var2) == 0)
|
|
7
|
2580 result = FALSE;
|
|
71
|
2581 clear_tv(&var2);
|
|
7
|
2582 }
|
|
|
2583 if (evaluate)
|
|
|
2584 {
|
|
71
|
2585 rettv->v_type = VAR_NUMBER;
|
|
|
2586 rettv->vval.v_number = result;
|
|
7
|
2587 }
|
|
|
2588 }
|
|
|
2589
|
|
|
2590 return OK;
|
|
|
2591 }
|
|
|
2592
|
|
|
2593 /*
|
|
|
2594 * Handle third level expression:
|
|
|
2595 * var1 == var2
|
|
|
2596 * var1 =~ var2
|
|
|
2597 * var1 != var2
|
|
|
2598 * var1 !~ var2
|
|
|
2599 * var1 > var2
|
|
|
2600 * var1 >= var2
|
|
|
2601 * var1 < var2
|
|
|
2602 * var1 <= var2
|
|
80
|
2603 * var1 is var2
|
|
|
2604 * var1 isnot var2
|
|
7
|
2605 *
|
|
|
2606 * "arg" must point to the first non-white of the expression.
|
|
|
2607 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2608 *
|
|
|
2609 * Return OK or FAIL.
|
|
|
2610 */
|
|
|
2611 static int
|
|
71
|
2612 eval4(arg, rettv, evaluate)
|
|
7
|
2613 char_u **arg;
|
|
71
|
2614 typeval *rettv;
|
|
7
|
2615 int evaluate;
|
|
|
2616 {
|
|
56
|
2617 typeval var2;
|
|
7
|
2618 char_u *p;
|
|
|
2619 int i;
|
|
|
2620 exptype_T type = TYPE_UNKNOWN;
|
|
80
|
2621 int type_is = FALSE; /* TRUE for "is" and "isnot" */
|
|
7
|
2622 int len = 2;
|
|
|
2623 long n1, n2;
|
|
|
2624 char_u *s1, *s2;
|
|
|
2625 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2626 regmatch_T regmatch;
|
|
|
2627 int ic;
|
|
|
2628 char_u *save_cpo;
|
|
|
2629
|
|
|
2630 /*
|
|
|
2631 * Get the first variable.
|
|
|
2632 */
|
|
71
|
2633 if (eval5(arg, rettv, evaluate) == FAIL)
|
|
7
|
2634 return FAIL;
|
|
|
2635
|
|
|
2636 p = *arg;
|
|
|
2637 switch (p[0])
|
|
|
2638 {
|
|
|
2639 case '=': if (p[1] == '=')
|
|
|
2640 type = TYPE_EQUAL;
|
|
|
2641 else if (p[1] == '~')
|
|
|
2642 type = TYPE_MATCH;
|
|
|
2643 break;
|
|
|
2644 case '!': if (p[1] == '=')
|
|
|
2645 type = TYPE_NEQUAL;
|
|
|
2646 else if (p[1] == '~')
|
|
|
2647 type = TYPE_NOMATCH;
|
|
|
2648 break;
|
|
|
2649 case '>': if (p[1] != '=')
|
|
|
2650 {
|
|
|
2651 type = TYPE_GREATER;
|
|
|
2652 len = 1;
|
|
|
2653 }
|
|
|
2654 else
|
|
|
2655 type = TYPE_GEQUAL;
|
|
|
2656 break;
|
|
|
2657 case '<': if (p[1] != '=')
|
|
|
2658 {
|
|
|
2659 type = TYPE_SMALLER;
|
|
|
2660 len = 1;
|
|
|
2661 }
|
|
|
2662 else
|
|
|
2663 type = TYPE_SEQUAL;
|
|
|
2664 break;
|
|
80
|
2665 case 'i': if (p[1] == 's')
|
|
|
2666 {
|
|
|
2667 if (p[2] == 'n' && p[3] == 'o' && p[4] == 't')
|
|
|
2668 len = 5;
|
|
|
2669 if (!vim_isIDc(p[len]))
|
|
|
2670 {
|
|
|
2671 type = len == 2 ? TYPE_EQUAL : TYPE_NEQUAL;
|
|
|
2672 type_is = TRUE;
|
|
|
2673 }
|
|
|
2674 }
|
|
|
2675 break;
|
|
7
|
2676 }
|
|
|
2677
|
|
|
2678 /*
|
|
|
2679 * If there is a comparitive operator, use it.
|
|
|
2680 */
|
|
|
2681 if (type != TYPE_UNKNOWN)
|
|
|
2682 {
|
|
|
2683 /* extra question mark appended: ignore case */
|
|
|
2684 if (p[len] == '?')
|
|
|
2685 {
|
|
|
2686 ic = TRUE;
|
|
|
2687 ++len;
|
|
|
2688 }
|
|
|
2689 /* extra '#' appended: match case */
|
|
|
2690 else if (p[len] == '#')
|
|
|
2691 {
|
|
|
2692 ic = FALSE;
|
|
|
2693 ++len;
|
|
|
2694 }
|
|
|
2695 /* nothing appened: use 'ignorecase' */
|
|
|
2696 else
|
|
|
2697 ic = p_ic;
|
|
|
2698
|
|
|
2699 /*
|
|
|
2700 * Get the second variable.
|
|
|
2701 */
|
|
|
2702 *arg = skipwhite(p + len);
|
|
|
2703 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
2704 {
|
|
71
|
2705 clear_tv(rettv);
|
|
7
|
2706 return FAIL;
|
|
|
2707 }
|
|
|
2708
|
|
|
2709 if (evaluate)
|
|
|
2710 {
|
|
80
|
2711 if (type_is && rettv->v_type != var2.v_type)
|
|
|
2712 {
|
|
|
2713 /* For "is" a different type always means FALSE, for "notis"
|
|
|
2714 * it means TRUE. */
|
|
|
2715 n1 = (type == TYPE_NEQUAL);
|
|
|
2716 }
|
|
|
2717 else if (rettv->v_type == VAR_LIST || var2.v_type == VAR_LIST)
|
|
|
2718 {
|
|
|
2719 if (type_is)
|
|
|
2720 {
|
|
|
2721 n1 = (rettv->v_type == var2.v_type
|
|
|
2722 && rettv->vval.v_list == var2.vval.v_list);
|
|
|
2723 if (type == TYPE_NEQUAL)
|
|
|
2724 n1 = !n1;
|
|
|
2725 }
|
|
|
2726 else if (rettv->v_type != var2.v_type
|
|
|
2727 || (type != TYPE_EQUAL && type != TYPE_NEQUAL))
|
|
|
2728 {
|
|
|
2729 if (rettv->v_type != var2.v_type)
|
|
86
|
2730 EMSG(_("E691: Can only compare List with List"));
|
|
80
|
2731 else
|
|
86
|
2732 EMSG(_("E692: Invalid operation for Lists"));
|
|
80
|
2733 clear_tv(rettv);
|
|
|
2734 clear_tv(&var2);
|
|
|
2735 return FAIL;
|
|
|
2736 }
|
|
|
2737 else
|
|
|
2738 {
|
|
|
2739 /* Compare two Lists for being equal or unequal. */
|
|
|
2740 n1 = list_equal(rettv->vval.v_list, var2.vval.v_list, ic);
|
|
|
2741 if (type == TYPE_NEQUAL)
|
|
|
2742 n1 = !n1;
|
|
|
2743 }
|
|
|
2744 }
|
|
|
2745
|
|
|
2746 else if (rettv->v_type == VAR_FUNC || var2.v_type == VAR_FUNC)
|
|
|
2747 {
|
|
|
2748 if (rettv->v_type != var2.v_type
|
|
|
2749 || (type != TYPE_EQUAL && type != TYPE_NEQUAL))
|
|
|
2750 {
|
|
|
2751 if (rettv->v_type != var2.v_type)
|
|
86
|
2752 EMSG(_("E693: Can only compare Funcref with Funcref"));
|
|
80
|
2753 else
|
|
86
|
2754 EMSG(_("E694: Invalid operation for Funcrefs"));
|
|
80
|
2755 clear_tv(rettv);
|
|
|
2756 clear_tv(&var2);
|
|
|
2757 return FAIL;
|
|
|
2758 }
|
|
|
2759 else
|
|
|
2760 {
|
|
|
2761 /* Compare two Funcrefs for being equal or unequal. */
|
|
|
2762 if (rettv->vval.v_string == NULL
|
|
|
2763 || var2.vval.v_string == NULL)
|
|
|
2764 n1 = FALSE;
|
|
|
2765 else
|
|
|
2766 n1 = STRCMP(rettv->vval.v_string,
|
|
|
2767 var2.vval.v_string) == 0;
|
|
|
2768 if (type == TYPE_NEQUAL)
|
|
|
2769 n1 = !n1;
|
|
|
2770 }
|
|
|
2771 }
|
|
|
2772
|
|
7
|
2773 /*
|
|
|
2774 * If one of the two variables is a number, compare as a number.
|
|
|
2775 * When using "=~" or "!~", always compare as string.
|
|
|
2776 */
|
|
80
|
2777 else if ((rettv->v_type == VAR_NUMBER || var2.v_type == VAR_NUMBER)
|
|
7
|
2778 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2779 {
|
|
71
|
2780 n1 = get_tv_number(rettv);
|
|
|
2781 n2 = get_tv_number(&var2);
|
|
7
|
2782 switch (type)
|
|
|
2783 {
|
|
|
2784 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2785 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2786 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2787 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2788 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2789 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2790 case TYPE_UNKNOWN:
|
|
|
2791 case TYPE_MATCH:
|
|
|
2792 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2793 }
|
|
|
2794 }
|
|
|
2795 else
|
|
|
2796 {
|
|
71
|
2797 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2798 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2799 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2800 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2801 else
|
|
|
2802 i = 0;
|
|
|
2803 n1 = FALSE;
|
|
|
2804 switch (type)
|
|
|
2805 {
|
|
|
2806 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2807 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2808 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2809 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2810 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2811 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2812
|
|
|
2813 case TYPE_MATCH:
|
|
|
2814 case TYPE_NOMATCH:
|
|
|
2815 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2816 save_cpo = p_cpo;
|
|
|
2817 p_cpo = (char_u *)"";
|
|
|
2818 regmatch.regprog = vim_regcomp(s2,
|
|
|
2819 RE_MAGIC + RE_STRING);
|
|
|
2820 regmatch.rm_ic = ic;
|
|
|
2821 if (regmatch.regprog != NULL)
|
|
|
2822 {
|
|
|
2823 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2824 vim_free(regmatch.regprog);
|
|
|
2825 if (type == TYPE_NOMATCH)
|
|
|
2826 n1 = !n1;
|
|
|
2827 }
|
|
|
2828 p_cpo = save_cpo;
|
|
|
2829 break;
|
|
|
2830
|
|
|
2831 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2832 }
|
|
|
2833 }
|
|
71
|
2834 clear_tv(rettv);
|
|
|
2835 clear_tv(&var2);
|
|
|
2836 rettv->v_type = VAR_NUMBER;
|
|
|
2837 rettv->vval.v_number = n1;
|
|
7
|
2838 }
|
|
|
2839 }
|
|
|
2840
|
|
|
2841 return OK;
|
|
|
2842 }
|
|
|
2843
|
|
|
2844 /*
|
|
|
2845 * Handle fourth level expression:
|
|
|
2846 * + number addition
|
|
|
2847 * - number subtraction
|
|
|
2848 * . string concatenation
|
|
|
2849 *
|
|
|
2850 * "arg" must point to the first non-white of the expression.
|
|
|
2851 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2852 *
|
|
|
2853 * Return OK or FAIL.
|
|
|
2854 */
|
|
|
2855 static int
|
|
71
|
2856 eval5(arg, rettv, evaluate)
|
|
7
|
2857 char_u **arg;
|
|
71
|
2858 typeval *rettv;
|
|
7
|
2859 int evaluate;
|
|
|
2860 {
|
|
56
|
2861 typeval var2;
|
|
80
|
2862 typeval var3;
|
|
7
|
2863 int op;
|
|
|
2864 long n1, n2;
|
|
|
2865 char_u *s1, *s2;
|
|
|
2866 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2867 char_u *p;
|
|
|
2868
|
|
|
2869 /*
|
|
|
2870 * Get the first variable.
|
|
|
2871 */
|
|
71
|
2872 if (eval6(arg, rettv, evaluate) == FAIL)
|
|
7
|
2873 return FAIL;
|
|
|
2874
|
|
|
2875 /*
|
|
|
2876 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2877 */
|
|
|
2878 for (;;)
|
|
|
2879 {
|
|
|
2880 op = **arg;
|
|
|
2881 if (op != '+' && op != '-' && op != '.')
|
|
|
2882 break;
|
|
|
2883
|
|
|
2884 /*
|
|
|
2885 * Get the second variable.
|
|
|
2886 */
|
|
|
2887 *arg = skipwhite(*arg + 1);
|
|
|
2888 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2889 {
|
|
71
|
2890 clear_tv(rettv);
|
|
7
|
2891 return FAIL;
|
|
|
2892 }
|
|
|
2893
|
|
|
2894 if (evaluate)
|
|
|
2895 {
|
|
|
2896 /*
|
|
|
2897 * Compute the result.
|
|
|
2898 */
|
|
|
2899 if (op == '.')
|
|
|
2900 {
|
|
71
|
2901 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2902 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2903 op = (int)STRLEN(s1);
|
|
|
2904 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2905 if (p != NULL)
|
|
|
2906 {
|
|
|
2907 STRCPY(p, s1);
|
|
|
2908 STRCPY(p + op, s2);
|
|
|
2909 }
|
|
71
|
2910 clear_tv(rettv);
|
|
|
2911 rettv->v_type = VAR_STRING;
|
|
|
2912 rettv->vval.v_string = p;
|
|
7
|
2913 }
|
|
80
|
2914 else if (rettv->v_type == VAR_LIST && var2.v_type == VAR_LIST)
|
|
|
2915 {
|
|
|
2916 /* concatenate Lists */
|
|
|
2917 if (list_concat(rettv->vval.v_list, var2.vval.v_list,
|
|
|
2918 &var3) == FAIL)
|
|
|
2919 {
|
|
|
2920 clear_tv(rettv);
|
|
|
2921 clear_tv(&var2);
|
|
|
2922 return FAIL;
|
|
|
2923 }
|
|
|
2924 clear_tv(rettv);
|
|
|
2925 *rettv = var3;
|
|
|
2926 }
|
|
7
|
2927 else
|
|
|
2928 {
|
|
71
|
2929 n1 = get_tv_number(rettv);
|
|
|
2930 n2 = get_tv_number(&var2);
|
|
|
2931 clear_tv(rettv);
|
|
7
|
2932 if (op == '+')
|
|
|
2933 n1 = n1 + n2;
|
|
|
2934 else
|
|
|
2935 n1 = n1 - n2;
|
|
71
|
2936 rettv->v_type = VAR_NUMBER;
|
|
|
2937 rettv->vval.v_number = n1;
|
|
|
2938 }
|
|
|
2939 clear_tv(&var2);
|
|
7
|
2940 }
|
|
|
2941 }
|
|
|
2942 return OK;
|
|
|
2943 }
|
|
|
2944
|
|
|
2945 /*
|
|
|
2946 * Handle fifth level expression:
|
|
|
2947 * * number multiplication
|
|
|
2948 * / number division
|
|
|
2949 * % number modulo
|
|
|
2950 *
|
|
|
2951 * "arg" must point to the first non-white of the expression.
|
|
|
2952 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2953 *
|
|
|
2954 * Return OK or FAIL.
|
|
|
2955 */
|
|
|
2956 static int
|
|
71
|
2957 eval6(arg, rettv, evaluate)
|
|
7
|
2958 char_u **arg;
|
|
71
|
2959 typeval *rettv;
|
|
7
|
2960 int evaluate;
|
|
|
2961 {
|
|
56
|
2962 typeval var2;
|
|
7
|
2963 int op;
|
|
|
2964 long n1, n2;
|
|
|
2965
|
|
|
2966 /*
|
|
|
2967 * Get the first variable.
|
|
|
2968 */
|
|
71
|
2969 if (eval7(arg, rettv, evaluate) == FAIL)
|
|
7
|
2970 return FAIL;
|
|
|
2971
|
|
|
2972 /*
|
|
|
2973 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2974 */
|
|
|
2975 for (;;)
|
|
|
2976 {
|
|
|
2977 op = **arg;
|
|
|
2978 if (op != '*' && op != '/' && op != '%')
|
|
|
2979 break;
|
|
|
2980
|
|
|
2981 if (evaluate)
|
|
|
2982 {
|
|
71
|
2983 n1 = get_tv_number(rettv);
|
|
|
2984 clear_tv(rettv);
|
|
7
|
2985 }
|
|
|
2986 else
|
|
|
2987 n1 = 0;
|
|
|
2988
|
|
|
2989 /*
|
|
|
2990 * Get the second variable.
|
|
|
2991 */
|
|
|
2992 *arg = skipwhite(*arg + 1);
|
|
|
2993 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2994 return FAIL;
|
|
|
2995
|
|
|
2996 if (evaluate)
|
|
|
2997 {
|
|
71
|
2998 n2 = get_tv_number(&var2);
|
|
|
2999 clear_tv(&var2);
|
|
7
|
3000
|
|
|
3001 /*
|
|
|
3002 * Compute the result.
|
|
|
3003 */
|
|
|
3004 if (op == '*')
|
|
|
3005 n1 = n1 * n2;
|
|
|
3006 else if (op == '/')
|
|
|
3007 {
|
|
|
3008 if (n2 == 0) /* give an error message? */
|
|
|
3009 n1 = 0x7fffffffL;
|
|
|
3010 else
|
|
|
3011 n1 = n1 / n2;
|
|
|
3012 }
|
|
|
3013 else
|
|
|
3014 {
|
|
|
3015 if (n2 == 0) /* give an error message? */
|
|
|
3016 n1 = 0;
|
|
|
3017 else
|
|
|
3018 n1 = n1 % n2;
|
|
|
3019 }
|
|
71
|
3020 rettv->v_type = VAR_NUMBER;
|
|
|
3021 rettv->vval.v_number = n1;
|
|
7
|
3022 }
|
|
|
3023 }
|
|
|
3024
|
|
|
3025 return OK;
|
|
|
3026 }
|
|
|
3027
|
|
|
3028 /*
|
|
|
3029 * Handle sixth level expression:
|
|
|
3030 * number number constant
|
|
|
3031 * "string" string contstant
|
|
|
3032 * 'string' literal string contstant
|
|
|
3033 * &option-name option value
|
|
|
3034 * @r register contents
|
|
|
3035 * identifier variable value
|
|
|
3036 * function() function call
|
|
|
3037 * $VAR environment variable
|
|
|
3038 * (expression) nested expression
|
|
|
3039 *
|
|
|
3040 * Also handle:
|
|
|
3041 * ! in front logical NOT
|
|
|
3042 * - in front unary minus
|
|
|
3043 * + in front unary plus (ignored)
|
|
|
3044 * trailing [] subscript in String
|
|
|
3045 *
|
|
|
3046 * "arg" must point to the first non-white of the expression.
|
|
|
3047 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
3048 *
|
|
|
3049 * Return OK or FAIL.
|
|
|
3050 */
|
|
|
3051 static int
|
|
71
|
3052 eval7(arg, rettv, evaluate)
|
|
7
|
3053 char_u **arg;
|
|
71
|
3054 typeval *rettv;
|
|
7
|
3055 int evaluate;
|
|
|
3056 {
|
|
|
3057 long n;
|
|
|
3058 int len;
|
|
|
3059 char_u *s;
|
|
|
3060 int val;
|
|
|
3061 char_u *start_leader, *end_leader;
|
|
|
3062 int ret = OK;
|
|
|
3063 char_u *alias;
|
|
|
3064
|
|
|
3065 /*
|
|
71
|
3066 * Initialise variable so that clear_tv() can't mistake this for a
|
|
56
|
3067 * string and free a string that isn't there.
|
|
7
|
3068 */
|
|
71
|
3069 rettv->v_type = VAR_UNKNOWN;
|
|
7
|
3070
|
|
|
3071 /*
|
|
|
3072 * Skip '!' and '-' characters. They are handled later.
|
|
|
3073 */
|
|
|
3074 start_leader = *arg;
|
|
|
3075 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
3076 *arg = skipwhite(*arg + 1);
|
|
|
3077 end_leader = *arg;
|
|
|
3078
|
|
|
3079 switch (**arg)
|
|
|
3080 {
|
|
|
3081 /*
|
|
|
3082 * Number constant.
|
|
|
3083 */
|
|
|
3084 case '0':
|
|
|
3085 case '1':
|
|
|
3086 case '2':
|
|
|
3087 case '3':
|
|
|
3088 case '4':
|
|
|
3089 case '5':
|
|
|
3090 case '6':
|
|
|
3091 case '7':
|
|
|
3092 case '8':
|
|
|
3093 case '9':
|
|
|
3094 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
3095 *arg += len;
|
|
|
3096 if (evaluate)
|
|
|
3097 {
|
|
71
|
3098 rettv->v_type = VAR_NUMBER;
|
|
|
3099 rettv->vval.v_number = n;
|
|
7
|
3100 }
|
|
|
3101 break;
|
|
|
3102
|
|
|
3103 /*
|
|
|
3104 * String constant: "string".
|
|
|
3105 */
|
|
71
|
3106 case '"': ret = get_string_tv(arg, rettv, evaluate);
|
|
7
|
3107 break;
|
|
|
3108
|
|
|
3109 /*
|
|
|
3110 * Literal string constant: 'string'.
|
|
|
3111 */
|
|
71
|
3112 case '\'': ret = get_lit_string_tv(arg, rettv, evaluate);
|
|
56
|
3113 break;
|
|
|
3114
|
|
|
3115 /*
|
|
|
3116 * List: [expr, expr]
|
|
|
3117 */
|
|
71
|
3118 case '[': ret = get_list_tv(arg, rettv, evaluate);
|
|
7
|
3119 break;
|
|
|
3120
|
|
|
3121 /*
|
|
|
3122 * Option value: &name
|
|
|
3123 */
|
|
71
|
3124 case '&': ret = get_option_tv(arg, rettv, evaluate);
|
|
7
|
3125 break;
|
|
|
3126
|
|
|
3127 /*
|
|
|
3128 * Environment variable: $VAR.
|
|
|
3129 */
|
|
71
|
3130 case '$': ret = get_env_tv(arg, rettv, evaluate);
|
|
7
|
3131 break;
|
|
|
3132
|
|
|
3133 /*
|
|
|
3134 * Register contents: @r.
|
|
|
3135 */
|
|
|
3136 case '@': ++*arg;
|
|
|
3137 if (evaluate)
|
|
|
3138 {
|
|
71
|
3139 rettv->v_type = VAR_STRING;
|
|
|
3140 rettv->vval.v_string = get_reg_contents(**arg, FALSE);
|
|
7
|
3141 }
|
|
|
3142 if (**arg != NUL)
|
|
|
3143 ++*arg;
|
|
|
3144 break;
|
|
|
3145
|
|
|
3146 /*
|
|
|
3147 * nested expression: (expression).
|
|
|
3148 */
|
|
|
3149 case '(': *arg = skipwhite(*arg + 1);
|
|
71
|
3150 ret = eval1(arg, rettv, evaluate); /* recursive! */
|
|
7
|
3151 if (**arg == ')')
|
|
|
3152 ++*arg;
|
|
|
3153 else if (ret == OK)
|
|
|
3154 {
|
|
|
3155 EMSG(_("E110: Missing ')'"));
|
|
71
|
3156 clear_tv(rettv);
|
|
7
|
3157 ret = FAIL;
|
|
|
3158 }
|
|
|
3159 break;
|
|
|
3160
|
|
|
3161 /*
|
|
|
3162 * Must be a variable or function name then.
|
|
|
3163 */
|
|
|
3164 default: s = *arg;
|
|
|
3165 len = get_func_len(arg, &alias, evaluate);
|
|
|
3166 if (alias != NULL)
|
|
|
3167 s = alias;
|
|
|
3168
|
|
|
3169 if (len == 0)
|
|
|
3170 ret = FAIL;
|
|
|
3171 else
|
|
|
3172 {
|
|
|
3173 if (**arg == '(') /* recursive! */
|
|
|
3174 {
|
|
56
|
3175 /* If "s" is the name of a variable of type VAR_FUNC
|
|
|
3176 * use its contents. */
|
|
|
3177 s = deref_func_name(s, &len);
|
|
|
3178
|
|
|
3179 /* Invoke the function. */
|
|
71
|
3180 ret = get_func_tv(s, len, rettv, arg,
|
|
7
|
3181 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
3182 &len, evaluate);
|
|
|
3183 /* Stop the expression evaluation when immediately
|
|
|
3184 * aborting on error, or when an interrupt occurred or
|
|
|
3185 * an exception was thrown but not caught. */
|
|
|
3186 if (aborting())
|
|
|
3187 {
|
|
|
3188 if (ret == OK)
|
|
71
|
3189 clear_tv(rettv);
|
|
7
|
3190 ret = FAIL;
|
|
|
3191 }
|
|
|
3192 }
|
|
|
3193 else if (evaluate)
|
|
71
|
3194 ret = get_var_tv(s, len, rettv);
|
|
7
|
3195 }
|
|
|
3196
|
|
|
3197 if (alias != NULL)
|
|
|
3198 vim_free(alias);
|
|
|
3199
|
|
|
3200 break;
|
|
|
3201 }
|
|
|
3202 *arg = skipwhite(*arg);
|
|
|
3203
|
|
|
3204 /*
|
|
56
|
3205 * Handle expr[expr] and expr[expr:expr] subscript.
|
|
7
|
3206 */
|
|
56
|
3207 while (**arg == '[' && ret == OK)
|
|
|
3208 {
|
|
71
|
3209 if (eval_index(arg, rettv, evaluate) == FAIL)
|
|
|
3210 {
|
|
|
3211 clear_tv(rettv);
|
|
7
|
3212 return FAIL;
|
|
|
3213 }
|
|
|
3214 }
|
|
|
3215
|
|
|
3216 /*
|
|
|
3217 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
3218 */
|
|
|
3219 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
3220 {
|
|
71
|
3221 val = get_tv_number(rettv);
|
|
7
|
3222 while (end_leader > start_leader)
|
|
|
3223 {
|
|
|
3224 --end_leader;
|
|
|
3225 if (*end_leader == '!')
|
|
|
3226 val = !val;
|
|
|
3227 else if (*end_leader == '-')
|
|
|
3228 val = -val;
|
|
|
3229 }
|
|
71
|
3230 clear_tv(rettv);
|
|
|
3231 rettv->v_type = VAR_NUMBER;
|
|
|
3232 rettv->vval.v_number = val;
|
|
7
|
3233 }
|
|
|
3234
|
|
|
3235 return ret;
|
|
|
3236 }
|
|
|
3237
|
|
|
3238 /*
|
|
56
|
3239 * Evaluate an "[expr]" or "[expr:expr]" index.
|
|
|
3240 * "*arg" points to the '['.
|
|
|
3241 * Returns FAIL or OK. "*arg" is advanced to after the ']'.
|
|
|
3242 */
|
|
|
3243 static int
|
|
71
|
3244 eval_index(arg, rettv, evaluate)
|
|
56
|
3245 char_u **arg;
|
|
71
|
3246 typeval *rettv;
|
|
56
|
3247 int evaluate;
|
|
|
3248 {
|
|
|
3249 int empty1 = FALSE, empty2 = FALSE;
|
|
|
3250 typeval var1, var2;
|
|
|
3251 long n1, n2 = 0;
|
|
|
3252 long len;
|
|
|
3253 int range;
|
|
|
3254 char_u *s;
|
|
|
3255
|
|
71
|
3256 if (rettv->v_type == VAR_FUNC)
|
|
56
|
3257 {
|
|
86
|
3258 EMSG(_("E695: Cannot index a Funcref"));
|
|
56
|
3259 return FAIL;
|
|
|
3260 }
|
|
|
3261
|
|
|
3262 /*
|
|
|
3263 * Get the (first) variable from inside the [].
|
|
|
3264 */
|
|
|
3265 *arg = skipwhite(*arg + 1);
|
|
|
3266 if (**arg == ':')
|
|
|
3267 empty1 = TRUE;
|
|
|
3268 else if (eval1(arg, &var1, evaluate) == FAIL) /* recursive! */
|
|
|
3269 return FAIL;
|
|
|
3270
|
|
|
3271 /*
|
|
|
3272 * Get the second variable from inside the [:].
|
|
|
3273 */
|
|
|
3274 if (**arg == ':')
|
|
|
3275 {
|
|
|
3276 range = TRUE;
|
|
|
3277 *arg = skipwhite(*arg + 1);
|
|
|
3278 if (**arg == ']')
|
|
|
3279 empty2 = TRUE;
|
|
|
3280 else if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
3281 {
|
|
71
|
3282 clear_tv(&var1);
|
|
56
|
3283 return FAIL;
|
|
|
3284 }
|
|
|
3285 }
|
|
|
3286 else
|
|
|
3287 range = FALSE;
|
|
|
3288
|
|
|
3289 /* Check for the ']'. */
|
|
|
3290 if (**arg != ']')
|
|
|
3291 {
|
|
71
|
3292 EMSG(_(e_missbrac));
|
|
|
3293 clear_tv(&var1);
|
|
56
|
3294 if (range)
|
|
71
|
3295 clear_tv(&var2);
|
|
56
|
3296 return FAIL;
|
|
|
3297 }
|
|
|
3298
|
|
|
3299 if (evaluate)
|
|
|
3300 {
|
|
|
3301 if (empty1)
|
|
|
3302 n1 = 0;
|
|
|
3303 else
|
|
|
3304 {
|
|
71
|
3305 n1 = get_tv_number(&var1);
|
|
|
3306 clear_tv(&var1);
|
|
56
|
3307 }
|
|
|
3308 if (range)
|
|
|
3309 {
|
|
|
3310 if (empty2)
|
|
|
3311 n2 = -1;
|
|
|
3312 else
|
|
|
3313 {
|
|
71
|
3314 n2 = get_tv_number(&var2);
|
|
|
3315 clear_tv(&var2);
|
|
|
3316 }
|
|
|
3317 }
|
|
|
3318
|
|
|
3319 switch (rettv->v_type)
|
|
56
|
3320 {
|
|
|
3321 case VAR_NUMBER:
|
|
|
3322 case VAR_STRING:
|
|
71
|
3323 s = get_tv_string(rettv);
|
|
56
|
3324 len = (long)STRLEN(s);
|
|
|
3325 if (range)
|
|
|
3326 {
|
|
|
3327 /* The resulting variable is a substring. If the indexes
|
|
|
3328 * are out of range the result is empty. */
|
|
|
3329 if (n1 < 0)
|
|
|
3330 {
|
|
|
3331 n1 = len + n1;
|
|
|
3332 if (n1 < 0)
|
|
|
3333 n1 = 0;
|
|
|
3334 }
|
|
|
3335 if (n2 < 0)
|
|
|
3336 n2 = len + n2;
|
|
|
3337 else if (n2 >= len)
|
|
|
3338 n2 = len;
|
|
|
3339 if (n1 >= len || n2 < 0 || n1 > n2)
|
|
|
3340 s = NULL;
|
|
|
3341 else
|
|
|
3342 s = vim_strnsave(s + n1, (int)(n2 - n1 + 1));
|
|
|
3343 }
|
|
|
3344 else
|
|
|
3345 {
|
|
|
3346 /* The resulting variable is a string of a single
|
|
|
3347 * character. If the index is too big or negative the
|
|
|
3348 * result is empty. */
|
|
|
3349 if (n1 >= len || n1 < 0)
|
|
|
3350 s = NULL;
|
|
|
3351 else
|
|
|
3352 s = vim_strnsave(s + n1, 1);
|
|
|
3353 }
|
|
71
|
3354 clear_tv(rettv);
|
|
|
3355 rettv->v_type = VAR_STRING;
|
|
|
3356 rettv->vval.v_string = s;
|
|
56
|
3357 break;
|
|
|
3358
|
|
|
3359 case VAR_LIST:
|
|
71
|
3360 len = list_len(rettv->vval.v_list);
|
|
56
|
3361 if (n1 < 0)
|
|
|
3362 n1 = len + n1;
|
|
|
3363 if (!empty1 && (n1 < 0 || n1 >= len))
|
|
|
3364 {
|
|
|
3365 EMSGN(_(e_listidx), n1);
|
|
|
3366 return FAIL;
|
|
|
3367 }
|
|
|
3368 if (range)
|
|
|
3369 {
|
|
|
3370 listvar *l;
|
|
|
3371 listitem *item;
|
|
|
3372
|
|
|
3373 if (n2 < 0)
|
|
|
3374 n2 = len + n2;
|
|
|
3375 if (!empty2 && (n2 < 0 || n2 >= len || n2 < n1))
|
|
|
3376 {
|
|
|
3377 EMSGN(_(e_listidx), n2);
|
|
|
3378 return FAIL;
|
|
|
3379 }
|
|
|
3380 l = list_alloc();
|
|
|
3381 if (l == NULL)
|
|
|
3382 return FAIL;
|
|
71
|
3383 for (item = list_find(rettv->vval.v_list, n1);
|
|
56
|
3384 n1 <= n2; ++n1)
|
|
|
3385 {
|
|
|
3386 if (list_append_tv(l, &item->li_tv) == FAIL)
|
|
|
3387 {
|
|
|
3388 list_free(l);
|
|
|
3389 return FAIL;
|
|
|
3390 }
|
|
|
3391 item = item->li_next;
|
|
|
3392 }
|
|
71
|
3393 clear_tv(rettv);
|
|
|
3394 rettv->v_type = VAR_LIST;
|
|
|
3395 rettv->vval.v_list = l;
|
|
83
|
3396 ++l->lv_refcount;
|
|
56
|
3397 }
|
|
|
3398 else
|
|
|
3399 {
|
|
71
|
3400 copy_tv(&list_find(rettv->vval.v_list, n1)->li_tv,
|
|
56
|
3401 &var1);
|
|
71
|
3402 clear_tv(rettv);
|
|
|
3403 *rettv = var1;
|
|
56
|
3404 }
|
|
|
3405 break;
|
|
|
3406 }
|
|
|
3407 }
|
|
|
3408
|
|
|
3409 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
3410 return OK;
|
|
|
3411 }
|
|
|
3412
|
|
|
3413 /*
|
|
7
|
3414 * Get an option value.
|
|
|
3415 * "arg" points to the '&' or '+' before the option name.
|
|
|
3416 * "arg" is advanced to character after the option name.
|
|
|
3417 * Return OK or FAIL.
|
|
|
3418 */
|
|
|
3419 static int
|
|
71
|
3420 get_option_tv(arg, rettv, evaluate)
|
|
7
|
3421 char_u **arg;
|
|
71
|
3422 typeval *rettv; /* when NULL, only check if option exists */
|
|
7
|
3423 int evaluate;
|
|
|
3424 {
|
|
|
3425 char_u *option_end;
|
|
|
3426 long numval;
|
|
|
3427 char_u *stringval;
|
|
|
3428 int opt_type;
|
|
|
3429 int c;
|
|
|
3430 int working = (**arg == '+'); /* has("+option") */
|
|
|
3431 int ret = OK;
|
|
|
3432 int opt_flags;
|
|
|
3433
|
|
|
3434 /*
|
|
|
3435 * Isolate the option name and find its value.
|
|
|
3436 */
|
|
|
3437 option_end = find_option_end(arg, &opt_flags);
|
|
|
3438 if (option_end == NULL)
|
|
|
3439 {
|
|
71
|
3440 if (rettv != NULL)
|
|
7
|
3441 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
3442 return FAIL;
|
|
|
3443 }
|
|
|
3444
|
|
|
3445 if (!evaluate)
|
|
|
3446 {
|
|
|
3447 *arg = option_end;
|
|
|
3448 return OK;
|
|
|
3449 }
|
|
|
3450
|
|
|
3451 c = *option_end;
|
|
|
3452 *option_end = NUL;
|
|
|
3453 opt_type = get_option_value(*arg, &numval,
|
|
71
|
3454 rettv == NULL ? NULL : &stringval, opt_flags);
|
|
7
|
3455
|
|
|
3456 if (opt_type == -3) /* invalid name */
|
|
|
3457 {
|
|
71
|
3458 if (rettv != NULL)
|
|
7
|
3459 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
3460 ret = FAIL;
|
|
|
3461 }
|
|
71
|
3462 else if (rettv != NULL)
|
|
7
|
3463 {
|
|
|
3464 if (opt_type == -2) /* hidden string option */
|
|
|
3465 {
|
|
71
|
3466 rettv->v_type = VAR_STRING;
|
|
|
3467 rettv->vval.v_string = NULL;
|
|
7
|
3468 }
|
|
|
3469 else if (opt_type == -1) /* hidden number option */
|
|
|
3470 {
|
|
71
|
3471 rettv->v_type = VAR_NUMBER;
|
|
|
3472 rettv->vval.v_number = 0;
|
|
7
|
3473 }
|
|
|
3474 else if (opt_type == 1) /* number option */
|
|
|
3475 {
|
|
71
|
3476 rettv->v_type = VAR_NUMBER;
|
|
|
3477 rettv->vval.v_number = numval;
|
|
7
|
3478 }
|
|
|
3479 else /* string option */
|
|
|
3480 {
|
|
71
|
3481 rettv->v_type = VAR_STRING;
|
|
|
3482 rettv->vval.v_string = stringval;
|
|
7
|
3483 }
|
|
|
3484 }
|
|
|
3485 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
3486 ret = FAIL;
|
|
|
3487
|
|
|
3488 *option_end = c; /* put back for error messages */
|
|
|
3489 *arg = option_end;
|
|
|
3490
|
|
|
3491 return ret;
|
|
|
3492 }
|
|
|
3493
|
|
|
3494 /*
|
|
|
3495 * Allocate a variable for a string constant.
|
|
|
3496 * Return OK or FAIL.
|
|
|
3497 */
|
|
|
3498 static int
|
|
71
|
3499 get_string_tv(arg, rettv, evaluate)
|
|
7
|
3500 char_u **arg;
|
|
71
|
3501 typeval *rettv;
|
|
7
|
3502 int evaluate;
|
|
|
3503 {
|
|
|
3504 char_u *p;
|
|
|
3505 char_u *name;
|
|
|
3506 int i;
|
|
|
3507 int extra = 0;
|
|
|
3508
|
|
|
3509 /*
|
|
|
3510 * Find the end of the string, skipping backslashed characters.
|
|
|
3511 */
|
|
39
|
3512 for (p = *arg + 1; *p && *p != '"'; mb_ptr_adv(p))
|
|
7
|
3513 {
|
|
|
3514 if (*p == '\\' && p[1] != NUL)
|
|
|
3515 {
|
|
|
3516 ++p;
|
|
|
3517 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
3518 * to 6 characters: reserve space for 2 extra */
|
|
|
3519 if (*p == '<')
|
|
|
3520 extra += 2;
|
|
|
3521 }
|
|
|
3522 }
|
|
|
3523
|
|
|
3524 if (*p != '"')
|
|
|
3525 {
|
|
|
3526 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
3527 return FAIL;
|
|
|
3528 }
|
|
|
3529
|
|
|
3530 /* If only parsing, set *arg and return here */
|
|
|
3531 if (!evaluate)
|
|
|
3532 {
|
|
|
3533 *arg = p + 1;
|
|
|
3534 return OK;
|
|
|
3535 }
|
|
|
3536
|
|
|
3537 /*
|
|
|
3538 * Copy the string into allocated memory, handling backslashed
|
|
|
3539 * characters.
|
|
|
3540 */
|
|
|
3541 name = alloc((unsigned)(p - *arg + extra));
|
|
|
3542 if (name == NULL)
|
|
|
3543 return FAIL;
|
|
|
3544
|
|
|
3545 i = 0;
|
|
|
3546 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
3547 {
|
|
|
3548 if (*p == '\\')
|
|
|
3549 {
|
|
|
3550 switch (*++p)
|
|
|
3551 {
|
|
|
3552 case 'b': name[i++] = BS; break;
|
|
|
3553 case 'e': name[i++] = ESC; break;
|
|
|
3554 case 'f': name[i++] = FF; break;
|
|
|
3555 case 'n': name[i++] = NL; break;
|
|
|
3556 case 'r': name[i++] = CAR; break;
|
|
|
3557 case 't': name[i++] = TAB; break;
|
|
|
3558
|
|
|
3559 case 'X': /* hex: "\x1", "\x12" */
|
|
|
3560 case 'x':
|
|
|
3561 case 'u': /* Unicode: "\u0023" */
|
|
|
3562 case 'U':
|
|
|
3563 if (vim_isxdigit(p[1]))
|
|
|
3564 {
|
|
|
3565 int n, nr;
|
|
|
3566 int c = toupper(*p);
|
|
|
3567
|
|
|
3568 if (c == 'X')
|
|
|
3569 n = 2;
|
|
|
3570 else
|
|
|
3571 n = 4;
|
|
|
3572 nr = 0;
|
|
|
3573 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
3574 {
|
|
|
3575 ++p;
|
|
|
3576 nr = (nr << 4) + hex2nr(*p);
|
|
|
3577 }
|
|
|
3578 #ifdef FEAT_MBYTE
|
|
|
3579 /* For "\u" store the number according to
|
|
|
3580 * 'encoding'. */
|
|
|
3581 if (c != 'X')
|
|
|
3582 i += (*mb_char2bytes)(nr, name + i);
|
|
|
3583 else
|
|
|
3584 #endif
|
|
|
3585 name[i++] = nr;
|
|
|
3586 }
|
|
|
3587 else
|
|
|
3588 name[i++] = *p;
|
|
|
3589 break;
|
|
|
3590
|
|
|
3591 /* octal: "\1", "\12", "\123" */
|
|
|
3592 case '0':
|
|
|
3593 case '1':
|
|
|
3594 case '2':
|
|
|
3595 case '3':
|
|
|
3596 case '4':
|
|
|
3597 case '5':
|
|
|
3598 case '6':
|
|
|
3599 case '7': name[i] = *p - '0';
|
|
|
3600 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3601 {
|
|
|
3602 ++p;
|
|
|
3603 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3604 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3605 {
|
|
|
3606 ++p;
|
|
|
3607 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3608 }
|
|
|
3609 }
|
|
|
3610 ++i;
|
|
|
3611 break;
|
|
|
3612
|
|
|
3613 /* Special key, e.g.: "\<C-W>" */
|
|
|
3614 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
3615 if (extra != 0)
|
|
|
3616 {
|
|
|
3617 i += extra;
|
|
|
3618 --p;
|
|
|
3619 break;
|
|
|
3620 }
|
|
|
3621 /* FALLTHROUGH */
|
|
|
3622
|
|
|
3623 default: name[i++] = *p;
|
|
|
3624 break;
|
|
|
3625 }
|
|
|
3626 }
|
|
|
3627 else
|
|
|
3628 name[i++] = *p;
|
|
|
3629
|
|
|
3630 #ifdef FEAT_MBYTE
|
|
|
3631 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
3632 if (has_mbyte)
|
|
|
3633 {
|
|
|
3634 int l = (*mb_ptr2len_check)(p);
|
|
|
3635
|
|
|
3636 while (--l > 0)
|
|
|
3637 name[i++] = *++p;
|
|
|
3638 }
|
|
|
3639 #endif
|
|
|
3640 }
|
|
|
3641 name[i] = NUL;
|
|
|
3642 *arg = p + 1;
|
|
|
3643
|
|
71
|
3644 rettv->v_type = VAR_STRING;
|
|
|
3645 rettv->vval.v_string = name;
|
|
7
|
3646
|
|
|
3647 return OK;
|
|
|
3648 }
|
|
|
3649
|
|
|
3650 /*
|
|
|
3651 * Allocate a variable for an backtick-string constant.
|
|
|
3652 * Return OK or FAIL.
|
|
|
3653 */
|
|
|
3654 static int
|
|
71
|
3655 get_lit_string_tv(arg, rettv, evaluate)
|
|
7
|
3656 char_u **arg;
|
|
71
|
3657 typeval *rettv;
|
|
7
|
3658 int evaluate;
|
|
|
3659 {
|
|
|
3660 char_u *p;
|
|
|
3661 char_u *name;
|
|
|
3662
|
|
|
3663 /*
|
|
|
3664 * Find the end of the string.
|
|
|
3665 */
|
|
|
3666 p = vim_strchr(*arg + 1, '\'');
|
|
|
3667 if (p == NULL)
|
|
|
3668 {
|
|
|
3669 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
3670 return FAIL;
|
|
|
3671 }
|
|
|
3672
|
|
|
3673 if (evaluate)
|
|
|
3674 {
|
|
|
3675 /*
|
|
|
3676 * Copy the string into allocated memory.
|
|
|
3677 */
|
|
|
3678 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
3679 if (name == NULL)
|
|
|
3680 return FAIL;
|
|
|
3681
|
|
71
|
3682 rettv->v_type = VAR_STRING;
|
|
|
3683 rettv->vval.v_string = name;
|
|
7
|
3684 }
|
|
|
3685
|
|
|
3686 *arg = p + 1;
|
|
|
3687
|
|
|
3688 return OK;
|
|
|
3689 }
|
|
|
3690
|
|
|
3691 /*
|
|
56
|
3692 * Allocate a variable for a List and fill it from "*arg".
|
|
|
3693 * Return OK or FAIL.
|
|
|
3694 */
|
|
|
3695 static int
|
|
71
|
3696 get_list_tv(arg, rettv, evaluate)
|
|
56
|
3697 char_u **arg;
|
|
71
|
3698 typeval *rettv;
|
|
56
|
3699 int evaluate;
|
|
|
3700 {
|
|
|
3701 listvar *l = NULL;
|
|
|
3702 typeval tv;
|
|
|
3703 listitem *item;
|
|
|
3704
|
|
|
3705 if (evaluate)
|
|
|
3706 {
|
|
|
3707 l = list_alloc();
|
|
|
3708 if (l == NULL)
|
|
|
3709 return FAIL;
|
|
|
3710 }
|
|
|
3711
|
|
|
3712 *arg = skipwhite(*arg + 1);
|
|
|
3713 while (**arg != ']' && **arg != NUL)
|
|
|
3714 {
|
|
|
3715 if (eval1(arg, &tv, evaluate) == FAIL) /* recursive! */
|
|
|
3716 goto failret;
|
|
|
3717 if (evaluate)
|
|
|
3718 {
|
|
|
3719 item = listitem_alloc();
|
|
|
3720 if (item != NULL)
|
|
|
3721 {
|
|
|
3722 item->li_tv = tv;
|
|
|
3723 list_append(l, item);
|
|
|
3724 }
|
|
|
3725 }
|
|
|
3726
|
|
|
3727 if (**arg == ']')
|
|
|
3728 break;
|
|
|
3729 if (**arg != ',')
|
|
|
3730 {
|
|
86
|
3731 EMSG2(_("E696: Missing comma in list: %s"), *arg);
|
|
56
|
3732 goto failret;
|
|
|
3733 }
|
|
|
3734 *arg = skipwhite(*arg + 1);
|
|
|
3735 }
|
|
|
3736
|
|
|
3737 if (**arg != ']')
|
|
|
3738 {
|
|
86
|
3739 EMSG2(_("E697: Missing end of list ']': %s"), *arg);
|
|
56
|
3740 failret:
|
|
|
3741 if (evaluate)
|
|
|
3742 list_free(l);
|
|
|
3743 return FAIL;
|
|
|
3744 }
|
|
|
3745
|
|
|
3746 *arg = skipwhite(*arg + 1);
|
|
|
3747 if (evaluate)
|
|
|
3748 {
|
|
71
|
3749 rettv->v_type = VAR_LIST;
|
|
|
3750 rettv->vval.v_list = l;
|
|
56
|
3751 ++l->lv_refcount;
|
|
|
3752 }
|
|
|
3753
|
|
|
3754 return OK;
|
|
|
3755 }
|
|
|
3756
|
|
|
3757 /*
|
|
|
3758 * Allocate an empty header for a list.
|
|
|
3759 */
|
|
|
3760 static listvar *
|
|
|
3761 list_alloc()
|
|
|
3762 {
|
|
|
3763 return (listvar *)alloc_clear(sizeof(listvar));
|
|
|
3764 }
|
|
|
3765
|
|
|
3766 /*
|
|
|
3767 * Unreference a list: decrement the reference count and free it when it
|
|
|
3768 * becomes zero.
|
|
|
3769 */
|
|
|
3770 static void
|
|
|
3771 list_unref(l)
|
|
|
3772 listvar *l;
|
|
|
3773 {
|
|
|
3774 if (l != NULL && --l->lv_refcount <= 0)
|
|
|
3775 list_free(l);
|
|
|
3776 }
|
|
|
3777
|
|
|
3778 /*
|
|
|
3779 * Free a list, including all items it points to.
|
|
|
3780 * Ignores the reference count.
|
|
|
3781 */
|
|
|
3782 static void
|
|
|
3783 list_free(l)
|
|
|
3784 listvar *l;
|
|
|
3785 {
|
|
|
3786 listitem *item;
|
|
|
3787 listitem *next;
|
|
|
3788
|
|
|
3789 for (item = l->lv_first; item != NULL; item = next)
|
|
|
3790 {
|
|
|
3791 next = item->li_next;
|
|
|
3792 listitem_free(item);
|
|
|
3793 }
|
|
|
3794 vim_free(l);
|
|
|
3795 }
|
|
|
3796
|
|
|
3797 /*
|
|
|
3798 * Allocate a list item.
|
|
|
3799 */
|
|
|
3800 static listitem *
|
|
|
3801 listitem_alloc()
|
|
|
3802 {
|
|
|
3803 return (listitem *)alloc(sizeof(listitem));
|
|
|
3804 }
|
|
|
3805
|
|
|
3806 /*
|
|
76
|
3807 * Free a list item. Also clears the value. Does not notify watchers.
|
|
56
|
3808 */
|
|
|
3809 static void
|
|
|
3810 listitem_free(item)
|
|
|
3811 listitem *item;
|
|
|
3812 {
|
|
71
|
3813 clear_tv(&item->li_tv);
|
|
56
|
3814 vim_free(item);
|
|
|
3815 }
|
|
|
3816
|
|
|
3817 /*
|
|
|
3818 * Get the number of items in a list.
|
|
|
3819 */
|
|
|
3820 static long
|
|
|
3821 list_len(l)
|
|
|
3822 listvar *l;
|
|
|
3823 {
|
|
|
3824 listitem *item;
|
|
|
3825 long len = 0;
|
|
|
3826
|
|
|
3827 if (l == NULL)
|
|
|
3828 return 0L;
|
|
|
3829 for (item = l->lv_first; item != NULL; item = item->li_next)
|
|
|
3830 ++len;
|
|
|
3831 return len;
|
|
|
3832 }
|
|
|
3833
|
|
|
3834 /*
|
|
80
|
3835 * Return TRUE when two lists have exactly the same values.
|
|
|
3836 */
|
|
|
3837 static int
|
|
|
3838 list_equal(l1, l2, ic)
|
|
|
3839 listvar *l1;
|
|
|
3840 listvar *l2;
|
|
|
3841 int ic; /* ignore case for strings */
|
|
|
3842 {
|
|
|
3843 listitem *item1, *item2;
|
|
|
3844
|
|
|
3845 for (item1 = l1->lv_first, item2 = l2->lv_first;
|
|
|
3846 item1 != NULL && item2 != NULL;
|
|
|
3847 item1 = item1->li_next, item2 = item2->li_next)
|
|
|
3848 if (!tv_equal(&item1->li_tv, &item2->li_tv, ic))
|
|
|
3849 return FALSE;
|
|
|
3850 return item1 == NULL && item2 == NULL;
|
|
|
3851 }
|
|
|
3852
|
|
|
3853 /*
|
|
|
3854 * Return TRUE if "tv1" and "tv2" have the same value.
|
|
|
3855 * Compares the items just like "==" would compare them.
|
|
|
3856 */
|
|
|
3857 static int
|
|
|
3858 tv_equal(tv1, tv2, ic)
|
|
|
3859 typeval *tv1;
|
|
|
3860 typeval *tv2;
|
|
|
3861 int ic; /* ignore case */
|
|
|
3862 {
|
|
|
3863 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
3864
|
|
|
3865 if (tv1->v_type == VAR_LIST || tv2->v_type == VAR_LIST)
|
|
|
3866 {
|
|
|
3867 /* recursive! */
|
|
|
3868 if (tv1->v_type != tv2->v_type
|
|
|
3869 || !list_equal(tv1->vval.v_list, tv2->vval.v_list, ic))
|
|
|
3870 return FALSE;
|
|
|
3871 }
|
|
|
3872 else if (tv1->v_type == VAR_FUNC || tv2->v_type == VAR_FUNC)
|
|
|
3873 {
|
|
|
3874 if (tv1->v_type != tv2->v_type
|
|
|
3875 || tv1->vval.v_string == NULL
|
|
|
3876 || tv2->vval.v_string == NULL
|
|
|
3877 || STRCMP(tv1->vval.v_string, tv2->vval.v_string) != 0)
|
|
|
3878 return FALSE;
|
|
|
3879 }
|
|
|
3880 else if (tv1->v_type == VAR_NUMBER || tv2->v_type == VAR_NUMBER)
|
|
|
3881 {
|
|
|
3882 if (get_tv_number(tv1) != get_tv_number(tv2))
|
|
|
3883 return FALSE;
|
|
|
3884 }
|
|
|
3885 else if (!ic && STRCMP(get_tv_string_buf(tv1, buf1),
|
|
|
3886 get_tv_string_buf(tv2, buf2)) != 0)
|
|
|
3887 return FALSE;
|
|
|
3888 else if (ic && STRICMP(get_tv_string_buf(tv1, buf1),
|
|
|
3889 get_tv_string_buf(tv2, buf2)) != 0)
|
|
|
3890 return FALSE;
|
|
|
3891 return TRUE;
|
|
|
3892 }
|
|
|
3893
|
|
|
3894 /*
|
|
56
|
3895 * Locate item with index "n" in list "l" and return it.
|
|
|
3896 * A negative index is counted from the end; -1 is the last item.
|
|
|
3897 * Returns NULL when "n" is out of range.
|
|
|
3898 */
|
|
|
3899 static listitem *
|
|
|
3900 list_find(l, n)
|
|
|
3901 listvar *l;
|
|
|
3902 long n;
|
|
|
3903 {
|
|
|
3904 listitem *item;
|
|
|
3905 long idx;
|
|
|
3906
|
|
|
3907 if (l == NULL)
|
|
|
3908 return NULL;
|
|
|
3909 if (n < 0)
|
|
|
3910 {
|
|
|
3911 idx = -1; /* search from the end */
|
|
|
3912 for (item = l->lv_last; item != NULL && idx > n; item = item->li_prev)
|
|
|
3913 --idx;
|
|
|
3914 }
|
|
|
3915 else
|
|
|
3916 {
|
|
|
3917 idx = 0; /* search from the start */
|
|
|
3918 for (item = l->lv_first; item != NULL && idx < n; item = item->li_next)
|
|
|
3919 ++idx;
|
|
|
3920 }
|
|
|
3921 if (idx != n)
|
|
|
3922 return NULL;
|
|
|
3923 return item;
|
|
|
3924 }
|
|
|
3925
|
|
|
3926 /*
|
|
88
|
3927 * Locate "item" list "l" and return its index.
|
|
|
3928 * Returns -1 when "item" is not in the list.
|
|
|
3929 */
|
|
|
3930 static long
|
|
|
3931 list_idx_of_item(l, item)
|
|
|
3932 listvar *l;
|
|
|
3933 listitem *item;
|
|
|
3934 {
|
|
|
3935 long idx = 0;
|
|
|
3936 listitem *li;
|
|
|
3937
|
|
|
3938 if (l == NULL)
|
|
|
3939 return -1;
|
|
|
3940 idx = 0;
|
|
|
3941 for (li = l->lv_first; li != NULL && li != item; li = li->li_next)
|
|
|
3942 ++idx;
|
|
|
3943 if (li == NULL)
|
|
|
3944 return -1;
|
|
|
3945 return idx;;
|
|
|
3946 }
|
|
|
3947
|
|
|
3948 /*
|
|
80
|
3949 * Like list_find(), but also find an item just past the end.
|
|
|
3950 * "*ip" is the item to find.
|
|
|
3951 * When found "*ip" is set to zero, when not found "*ip" is non-zero.
|
|
|
3952 * Returns NULL when item not found or item is just past the end.
|
|
|
3953 */
|
|
|
3954 static listitem *
|
|
|
3955 list_find_ext(l, ip)
|
|
|
3956 listvar *l;
|
|
|
3957 long *ip;
|
|
|
3958 {
|
|
|
3959 long n;
|
|
|
3960 listitem *item;
|
|
|
3961
|
|
|
3962 if (*ip < 0)
|
|
|
3963 {
|
|
|
3964 /* Count from the end: -1 is before last item. */
|
|
|
3965 item = l->lv_last;
|
|
|
3966 for (n = *ip + 1; n < 0 && item != NULL; ++n)
|
|
|
3967 item = item->li_prev;
|
|
|
3968 if (item == NULL)
|
|
|
3969 n = 1; /* error! */
|
|
|
3970 }
|
|
|
3971 else
|
|
|
3972 {
|
|
|
3973 item = l->lv_first;
|
|
|
3974 for (n = *ip; n > 0 && item != NULL; --n)
|
|
|
3975 item = item->li_next;
|
|
|
3976 }
|
|
|
3977 *ip = n;
|
|
|
3978 return item;
|
|
|
3979 }
|
|
|
3980
|
|
|
3981 /*
|
|
56
|
3982 * Append item "item" to the end of list "l".
|
|
|
3983 */
|
|
|
3984 static void
|
|
|
3985 list_append(l, item)
|
|
|
3986 listvar *l;
|
|
|
3987 listitem *item;
|
|
|
3988 {
|
|
|
3989 if (l->lv_last == NULL)
|
|
|
3990 {
|
|
|
3991 /* empty list */
|
|
|
3992 l->lv_first = item;
|
|
|
3993 l->lv_last = item;
|
|
|
3994 item->li_prev = NULL;
|
|
|
3995 }
|
|
|
3996 else
|
|
|
3997 {
|
|
|
3998 l->lv_last->li_next = item;
|
|
|
3999 item->li_prev = l->lv_last;
|
|
|
4000 l->lv_last = item;
|
|
|
4001 }
|
|
|
4002 item->li_next = NULL;
|
|
|
4003 }
|
|
|
4004
|
|
|
4005 /*
|
|
|
4006 * Append typeval "tv" to the end of list "l".
|
|
80
|
4007 * Return FAIL when out of memory.
|
|
56
|
4008 */
|
|
|
4009 static int
|
|
|
4010 list_append_tv(l, tv)
|
|
|
4011 listvar *l;
|
|
|
4012 typeval *tv;
|
|
|
4013 {
|
|
|
4014 listitem *ni = listitem_alloc();
|
|
|
4015
|
|
|
4016 if (ni == NULL)
|
|
|
4017 return FAIL;
|
|
71
|
4018 copy_tv(tv, &ni->li_tv);
|
|
56
|
4019 list_append(l, ni);
|
|
|
4020 return OK;
|
|
|
4021 }
|
|
|
4022
|
|
|
4023 /*
|
|
80
|
4024 * Insert typeval "tv" in list "l" before "item".
|
|
|
4025 * If "item" is NULL append at the end.
|
|
|
4026 * Return FAIL when out of memory.
|
|
|
4027 */
|
|
|
4028 static int
|
|
|
4029 list_insert_tv(l, tv, item)
|
|
|
4030 listvar *l;
|
|
|
4031 typeval *tv;
|
|
|
4032 listitem *item;
|
|
|
4033 {
|
|
|
4034 listitem *ni = listitem_alloc();
|
|
|
4035
|
|
|
4036 if (ni == NULL)
|
|
|
4037 return FAIL;
|
|
|
4038 copy_tv(tv, &ni->li_tv);
|
|
|
4039 if (item == NULL)
|
|
|
4040 /* Append new item at end of list. */
|
|
|
4041 list_append(l, ni);
|
|
|
4042 else
|
|
|
4043 {
|
|
|
4044 /* Insert new item before existing item. */
|
|
|
4045 ni->li_prev = item->li_prev;
|
|
|
4046 ni->li_next = item;
|
|
|
4047 if (item->li_prev == NULL)
|
|
|
4048 l->lv_first = ni;
|
|
|
4049 else
|
|
|
4050 item->li_prev->li_next = ni;
|
|
|
4051 item->li_prev = ni;
|
|
|
4052 }
|
|
|
4053 return OK;
|
|
|
4054 }
|
|
|
4055
|
|
|
4056 /*
|
|
|
4057 * Extend "l1" with "l2".
|
|
|
4058 * If "bef" is NULL append at the end, otherwise insert before this item.
|
|
|
4059 * Returns FAIL when out of memory.
|
|
|
4060 */
|
|
|
4061 static int
|
|
|
4062 list_extend(l1, l2, bef)
|
|
|
4063 listvar *l1;
|
|
|
4064 listvar *l2;
|
|
|
4065 listitem *bef;
|
|
|
4066 {
|
|
|
4067 listitem *item;
|
|
|
4068
|
|
|
4069 for (item = l2->lv_first; item != NULL; item = item->li_next)
|
|
|
4070 if (list_insert_tv(l1, &item->li_tv, bef) == FAIL)
|
|
|
4071 return FAIL;
|
|
|
4072 return OK;
|
|
|
4073 }
|
|
|
4074
|
|
|
4075 /*
|
|
|
4076 * Concatenate lists "l1" and "l2" into a new list, stored in "tv".
|
|
|
4077 * Return FAIL when out of memory.
|
|
|
4078 */
|
|
|
4079 static int
|
|
|
4080 list_concat(l1, l2, tv)
|
|
|
4081 listvar *l1;
|
|
|
4082 listvar *l2;
|
|
|
4083 typeval *tv;
|
|
|
4084 {
|
|
|
4085 listvar *l;
|
|
|
4086
|
|
|
4087 /* make a copy of the first list. */
|
|
|
4088 l = list_copy(l1, FALSE);
|
|
|
4089 if (l == NULL)
|
|
|
4090 return FAIL;
|
|
|
4091 tv->v_type = VAR_LIST;
|
|
|
4092 tv->vval.v_list = l;
|
|
|
4093
|
|
|
4094 /* append all items from the second list */
|
|
|
4095 return list_extend(l, l2, NULL);
|
|
|
4096 }
|
|
|
4097
|
|
|
4098 /*
|
|
56
|
4099 * Make a copy of list "l". Shallow if "deep" is FALSE.
|
|
|
4100 * The refcount of the new list is set to 1.
|
|
|
4101 * Returns NULL when out of memory.
|
|
|
4102 */
|
|
|
4103 static listvar *
|
|
|
4104 list_copy(orig, deep)
|
|
|
4105 listvar *orig;
|
|
|
4106 int deep;
|
|
|
4107 {
|
|
|
4108 listvar *copy;
|
|
|
4109 listitem *item;
|
|
|
4110 listitem *ni;
|
|
|
4111 static int recurse = 0;
|
|
|
4112
|
|
|
4113 if (orig == NULL)
|
|
|
4114 return NULL;
|
|
|
4115 if (recurse >= VAR_LIST_MAXNEST)
|
|
|
4116 {
|
|
86
|
4117 EMSG(_("E698: List nested too deep for making a copy"));
|
|
56
|
4118 return NULL;
|
|
|
4119 }
|
|
|
4120 ++recurse;
|
|
|
4121
|
|
|
4122 copy = list_alloc();
|
|
|
4123 if (copy != NULL)
|
|
|
4124 {
|
|
|
4125 for (item = orig->lv_first; item != NULL; item = item->li_next)
|
|
|
4126 {
|
|
|
4127 ni = listitem_alloc();
|
|
|
4128 if (ni == NULL)
|
|
|
4129 break;
|
|
|
4130 if (deep && item->li_tv.v_type == VAR_LIST)
|
|
|
4131 {
|
|
|
4132 ni->li_tv.v_type = VAR_LIST;
|
|
|
4133 ni->li_tv.vval.v_list = list_copy(item->li_tv.vval.v_list,
|
|
|
4134 TRUE);
|
|
|
4135 if (ni->li_tv.vval.v_list == NULL)
|
|
|
4136 {
|
|
|
4137 vim_free(ni);
|
|
|
4138 break;
|
|
|
4139 }
|
|
|
4140 }
|
|
|
4141 else
|
|
71
|
4142 copy_tv(&item->li_tv, &ni->li_tv);
|
|
56
|
4143 list_append(copy, ni);
|
|
|
4144 }
|
|
|
4145 ++copy->lv_refcount;
|
|
|
4146 }
|
|
|
4147
|
|
|
4148 --recurse;
|
|
|
4149 return copy;
|
|
|
4150 }
|
|
|
4151
|
|
|
4152 /*
|
|
80
|
4153 * Remove items "item" to "item2" from list "l".
|
|
|
4154 */
|
|
|
4155 static void
|
|
|
4156 list_getrem(l, item, item2)
|
|
56
|
4157 listvar *l;
|
|
|
4158 listitem *item;
|
|
80
|
4159 listitem *item2;
|
|
|
4160 {
|
|
|
4161 listitem *ip;
|
|
|
4162
|
|
|
4163 /* notify watchers */
|
|
|
4164 for (ip = item; ip != NULL; ip = ip->li_next)
|
|
|
4165 {
|
|
|
4166 list_fix_watch(l, ip);
|
|
|
4167 if (ip == item2)
|
|
|
4168 break;
|
|
|
4169 }
|
|
|
4170
|
|
|
4171 if (item2->li_next == NULL)
|
|
|
4172 l->lv_last = item->li_prev;
|
|
|
4173 else
|
|
|
4174 item2->li_next->li_prev = item->li_prev;
|
|
|
4175 if (item->li_prev == NULL)
|
|
|
4176 l->lv_first = item2->li_next;
|
|
|
4177 else
|
|
|
4178 item->li_prev->li_next = item2->li_next;
|
|
56
|
4179 }
|
|
|
4180
|
|
|
4181 /*
|
|
|
4182 * Return an allocated string with the string representation of a list.
|
|
|
4183 * May return NULL.
|
|
|
4184 */
|
|
|
4185 static char_u *
|
|
|
4186 list2string(tv)
|
|
|
4187 typeval *tv;
|
|
|
4188 {
|
|
|
4189 garray_T ga;
|
|
|
4190 listitem *item;
|
|
|
4191 int first = TRUE;
|
|
|
4192 char_u *tofree;
|
|
|
4193 char_u *s;
|
|
80
|
4194 char_u numbuf[NUMBUFLEN];
|
|
56
|
4195
|
|
|
4196 if (tv->vval.v_list == NULL)
|
|
|
4197 return NULL;
|
|
|
4198 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
4199 ga_append(&ga, '[');
|
|
|
4200
|
|
|
4201 for (item = tv->vval.v_list->lv_first; item != NULL; item = item->li_next)
|
|
|
4202 {
|
|
|
4203 if (first)
|
|
|
4204 first = FALSE;
|
|
|
4205 else
|
|
|
4206 ga_concat(&ga, (char_u *)", ");
|
|
|
4207
|
|
80
|
4208 s = tv2string(&item->li_tv, &tofree, numbuf);
|
|
56
|
4209 if (s != NULL)
|
|
|
4210 ga_concat(&ga, s);
|
|
|
4211 vim_free(tofree);
|
|
|
4212 }
|
|
|
4213
|
|
|
4214 ga_append(&ga, ']');
|
|
|
4215 ga_append(&ga, NUL);
|
|
|
4216 return (char_u *)ga.ga_data;
|
|
|
4217 }
|
|
|
4218
|
|
|
4219 /*
|
|
|
4220 * Return a string with the string representation of a variable.
|
|
|
4221 * If the memory is allocated "tofree" is set to it, otherwise NULL.
|
|
80
|
4222 * "numbuf" is used for a number.
|
|
56
|
4223 * May return NULL;
|
|
|
4224 */
|
|
|
4225 static char_u *
|
|
80
|
4226 tv2string(tv, tofree, numbuf)
|
|
56
|
4227 typeval *tv;
|
|
|
4228 char_u **tofree;
|
|
80
|
4229 char_u *numbuf;
|
|
56
|
4230 {
|
|
|
4231 switch (tv->v_type)
|
|
|
4232 {
|
|
|
4233 case VAR_FUNC:
|
|
|
4234 *tofree = NULL;
|
|
|
4235 return tv->vval.v_string;
|
|
|
4236 case VAR_LIST:
|
|
|
4237 *tofree = list2string(tv);
|
|
|
4238 return *tofree;
|
|
71
|
4239 case VAR_STRING:
|
|
|
4240 case VAR_NUMBER:
|
|
|
4241 break;
|
|
56
|
4242 default:
|
|
71
|
4243 EMSG2(_(e_intern2), "tv2string()");
|
|
56
|
4244 }
|
|
|
4245 *tofree = NULL;
|
|
80
|
4246 return get_tv_string_buf(tv, numbuf);
|
|
56
|
4247 }
|
|
|
4248
|
|
|
4249 /*
|
|
7
|
4250 * Get the value of an environment variable.
|
|
|
4251 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
4252 * If the environment variable was not set, silently assume it is empty.
|
|
|
4253 * Always return OK.
|
|
|
4254 */
|
|
|
4255 static int
|
|
71
|
4256 get_env_tv(arg, rettv, evaluate)
|
|
7
|
4257 char_u **arg;
|
|
71
|
4258 typeval *rettv;
|
|
7
|
4259 int evaluate;
|
|
|
4260 {
|
|
|
4261 char_u *string = NULL;
|
|
|
4262 int len;
|
|
|
4263 int cc;
|
|
|
4264 char_u *name;
|
|
|
4265
|
|
|
4266 ++*arg;
|
|
|
4267 name = *arg;
|
|
|
4268 len = get_env_len(arg);
|
|
|
4269 if (evaluate)
|
|
|
4270 {
|
|
|
4271 if (len != 0)
|
|
|
4272 {
|
|
|
4273 cc = name[len];
|
|
|
4274 name[len] = NUL;
|
|
|
4275 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
4276 string = mch_getenv(name);
|
|
|
4277 if (string != NULL && *string != NUL)
|
|
|
4278 string = vim_strsave(string);
|
|
|
4279 else
|
|
|
4280 {
|
|
|
4281 /* next try expanding things like $VIM and ${HOME} */
|
|
|
4282 string = expand_env_save(name - 1);
|
|
|
4283 if (string != NULL && *string == '$')
|
|
|
4284 {
|
|
|
4285 vim_free(string);
|
|
|
4286 string = NULL;
|
|
|
4287 }
|
|
|
4288 }
|
|
|
4289 name[len] = cc;
|
|
|
4290 }
|
|
71
|
4291 rettv->v_type = VAR_STRING;
|
|
|
4292 rettv->vval.v_string = string;
|
|
7
|
4293 }
|
|
|
4294
|
|
|
4295 return OK;
|
|
|
4296 }
|
|
|
4297
|
|
|
4298 /*
|
|
|
4299 * Array with names and number of arguments of all internal functions
|
|
|
4300 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
4301 */
|
|
|
4302 static struct fst
|
|
|
4303 {
|
|
|
4304 char *f_name; /* function name */
|
|
|
4305 char f_min_argc; /* minimal number of arguments */
|
|
|
4306 char f_max_argc; /* maximal number of arguments */
|
|
56
|
4307 void (*f_func) __ARGS((typeval *args, typeval *rvar));
|
|
|
4308 /* implemenation of function */
|
|
7
|
4309 } functions[] =
|
|
|
4310 {
|
|
83
|
4311 {"add", 2, 2, f_add},
|
|
7
|
4312 {"append", 2, 2, f_append},
|
|
|
4313 {"argc", 0, 0, f_argc},
|
|
|
4314 {"argidx", 0, 0, f_argidx},
|
|
|
4315 {"argv", 1, 1, f_argv},
|
|
|
4316 {"browse", 4, 4, f_browse},
|
|
29
|
4317 {"browsedir", 2, 2, f_browsedir},
|
|
7
|
4318 {"bufexists", 1, 1, f_bufexists},
|
|
|
4319 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
4320 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
4321 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
4322 {"buflisted", 1, 1, f_buflisted},
|
|
|
4323 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
4324 {"bufname", 1, 1, f_bufname},
|
|
|
4325 {"bufnr", 1, 1, f_bufnr},
|
|
|
4326 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
4327 {"byte2line", 1, 1, f_byte2line},
|
|
18
|
4328 {"byteidx", 2, 2, f_byteidx},
|
|
80
|
4329 {"call", 2, 2, f_call},
|
|
7
|
4330 {"char2nr", 1, 1, f_char2nr},
|
|
|
4331 {"cindent", 1, 1, f_cindent},
|
|
|
4332 {"col", 1, 1, f_col},
|
|
|
4333 {"confirm", 1, 4, f_confirm},
|
|
56
|
4334 {"copy", 1, 1, f_copy},
|
|
80
|
4335 {"count", 2, 3, f_count},
|
|
7
|
4336 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
4337 {"cursor", 2, 2, f_cursor},
|
|
56
|
4338 {"deepcopy", 1, 1, f_deepcopy},
|
|
7
|
4339 {"delete", 1, 1, f_delete},
|
|
|
4340 {"did_filetype", 0, 0, f_did_filetype},
|
|
32
|
4341 {"diff_filler", 1, 1, f_diff_filler},
|
|
|
4342 {"diff_hlID", 2, 2, f_diff_hlID},
|
|
86
|
4343 {"empty", 1, 1, f_empty},
|
|
7
|
4344 {"escape", 2, 2, f_escape},
|
|
|
4345 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
4346 {"executable", 1, 1, f_executable},
|
|
|
4347 {"exists", 1, 1, f_exists},
|
|
|
4348 {"expand", 1, 2, f_expand},
|
|
80
|
4349 {"extend", 2, 3, f_extend},
|
|
7
|
4350 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
4351 {"filereadable", 1, 1, f_filereadable},
|
|
|
4352 {"filewritable", 1, 1, f_filewritable},
|
|
19
|
4353 {"finddir", 1, 3, f_finddir},
|
|
|
4354 {"findfile", 1, 3, f_findfile},
|
|
7
|
4355 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
4356 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
4357 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
4358 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
4359 {"foldtext", 0, 0, f_foldtext},
|
|
29
|
4360 {"foldtextresult", 1, 1, f_foldtextresult},
|
|
7
|
4361 {"foreground", 0, 0, f_foreground},
|
|
56
|
4362 {"function", 1, 1, f_function},
|
|
83
|
4363 {"get", 2, 3, f_get},
|
|
7
|
4364 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
4365 {"getchar", 0, 1, f_getchar},
|
|
|
4366 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
4367 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
4368 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
4369 {"getcwd", 0, 0, f_getcwd},
|
|
38
|
4370 {"getfontname", 0, 1, f_getfontname},
|
|
20
|
4371 {"getfperm", 1, 1, f_getfperm},
|
|
7
|
4372 {"getfsize", 1, 1, f_getfsize},
|
|
|
4373 {"getftime", 1, 1, f_getftime},
|
|
20
|
4374 {"getftype", 1, 1, f_getftype},
|
|
83
|
4375 {"getline", 1, 2, f_getline},
|
|
7
|
4376 {"getreg", 0, 1, f_getreg},
|
|
|
4377 {"getregtype", 0, 1, f_getregtype},
|
|
|
4378 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
4379 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
4380 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
4381 {"glob", 1, 1, f_glob},
|
|
|
4382 {"globpath", 2, 2, f_globpath},
|
|
|
4383 {"has", 1, 1, f_has},
|
|
|
4384 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
4385 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
4386 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
4387 {"histadd", 2, 2, f_histadd},
|
|
|
4388 {"histdel", 1, 2, f_histdel},
|
|
|
4389 {"histget", 1, 2, f_histget},
|
|
|
4390 {"histnr", 1, 1, f_histnr},
|
|
|
4391 {"hlID", 1, 1, f_hlID},
|
|
|
4392 {"hlexists", 1, 1, f_hlexists},
|
|
|
4393 {"hostname", 0, 0, f_hostname},
|
|
|
4394 {"iconv", 3, 3, f_iconv},
|
|
|
4395 {"indent", 1, 1, f_indent},
|
|
80
|
4396 {"index", 2, 3, f_index},
|
|
7
|
4397 {"input", 1, 2, f_input},
|
|
|
4398 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
4399 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
4400 {"inputsave", 0, 0, f_inputsave},
|
|
|
4401 {"inputsecret", 1, 2, f_inputsecret},
|
|
56
|
4402 {"insert", 2, 3, f_insert},
|
|
7
|
4403 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
4404 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
56
|
4405 {"len", 1, 1, f_len},
|
|
7
|
4406 {"libcall", 3, 3, f_libcall},
|
|
|
4407 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
4408 {"line", 1, 1, f_line},
|
|
|
4409 {"line2byte", 1, 1, f_line2byte},
|
|
|
4410 {"lispindent", 1, 1, f_lispindent},
|
|
|
4411 {"localtime", 0, 0, f_localtime},
|
|
|
4412 {"maparg", 1, 2, f_maparg},
|
|
|
4413 {"mapcheck", 1, 2, f_mapcheck},
|
|
19
|
4414 {"match", 2, 4, f_match},
|
|
|
4415 {"matchend", 2, 4, f_matchend},
|
|
|
4416 {"matchstr", 2, 4, f_matchstr},
|
|
88
|
4417 {"max", 1, 1, f_max},
|
|
|
4418 {"min", 1, 1, f_min},
|
|
7
|
4419 {"mode", 0, 0, f_mode},
|
|
|
4420 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
4421 {"nr2char", 1, 1, f_nr2char},
|
|
|
4422 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
4423 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
4424 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
4425 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
4426 {"remote_read", 1, 1, f_remote_read},
|
|
|
4427 {"remote_send", 2, 3, f_remote_send},
|
|
80
|
4428 {"remove", 2, 3, f_remove},
|
|
7
|
4429 {"rename", 2, 2, f_rename},
|
|
18
|
4430 {"repeat", 2, 2, f_repeat},
|
|
7
|
4431 {"resolve", 1, 1, f_resolve},
|
|
83
|
4432 {"reverse", 1, 1, f_reverse},
|
|
7
|
4433 {"search", 1, 2, f_search},
|
|
|
4434 {"searchpair", 3, 5, f_searchpair},
|
|
|
4435 {"server2client", 2, 2, f_server2client},
|
|
|
4436 {"serverlist", 0, 0, f_serverlist},
|
|
|
4437 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
4438 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
4439 {"setline", 2, 2, f_setline},
|
|
|
4440 {"setreg", 2, 3, f_setreg},
|
|
|
4441 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
4442 {"simplify", 1, 1, f_simplify},
|
|
83
|
4443 {"sort", 1, 2, f_sort},
|
|
|
4444 {"str2list", 1, 2, f_str2list},
|
|
7
|
4445 #ifdef HAVE_STRFTIME
|
|
|
4446 {"strftime", 1, 2, f_strftime},
|
|
|
4447 #endif
|
|
|
4448 {"stridx", 2, 2, f_stridx},
|
|
56
|
4449 {"string", 1, 1, f_string},
|
|
7
|
4450 {"strlen", 1, 1, f_strlen},
|
|
|
4451 {"strpart", 2, 3, f_strpart},
|
|
|
4452 {"strridx", 2, 2, f_strridx},
|
|
|
4453 {"strtrans", 1, 1, f_strtrans},
|
|
|
4454 {"submatch", 1, 1, f_submatch},
|
|
|
4455 {"substitute", 4, 4, f_substitute},
|
|
|
4456 {"synID", 3, 3, f_synID},
|
|
|
4457 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
4458 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
24
|
4459 {"system", 1, 2, f_system},
|
|
7
|
4460 {"tempname", 0, 0, f_tempname},
|
|
|
4461 {"tolower", 1, 1, f_tolower},
|
|
|
4462 {"toupper", 1, 1, f_toupper},
|
|
15
|
4463 {"tr", 3, 3, f_tr},
|
|
7
|
4464 {"type", 1, 1, f_type},
|
|
|
4465 {"virtcol", 1, 1, f_virtcol},
|
|
|
4466 {"visualmode", 0, 1, f_visualmode},
|
|
|
4467 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
4468 {"wincol", 0, 0, f_wincol},
|
|
|
4469 {"winheight", 1, 1, f_winheight},
|
|
|
4470 {"winline", 0, 0, f_winline},
|
|
20
|
4471 {"winnr", 0, 1, f_winnr},
|
|
7
|
4472 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
4473 {"winwidth", 1, 1, f_winwidth},
|
|
|
4474 };
|
|
|
4475
|
|
|
4476 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
4477
|
|
|
4478 /*
|
|
|
4479 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
4480 * or user defined function names.
|
|
|
4481 */
|
|
|
4482 char_u *
|
|
|
4483 get_function_name(xp, idx)
|
|
|
4484 expand_T *xp;
|
|
|
4485 int idx;
|
|
|
4486 {
|
|
|
4487 static int intidx = -1;
|
|
|
4488 char_u *name;
|
|
|
4489
|
|
|
4490 if (idx == 0)
|
|
|
4491 intidx = -1;
|
|
|
4492 if (intidx < 0)
|
|
|
4493 {
|
|
|
4494 name = get_user_func_name(xp, idx);
|
|
|
4495 if (name != NULL)
|
|
|
4496 return name;
|
|
|
4497 }
|
|
|
4498 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
4499 {
|
|
|
4500 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
4501 STRCAT(IObuff, "(");
|
|
|
4502 if (functions[intidx].f_max_argc == 0)
|
|
|
4503 STRCAT(IObuff, ")");
|
|
|
4504 return IObuff;
|
|
|
4505 }
|
|
|
4506
|
|
|
4507 return NULL;
|
|
|
4508 }
|
|
|
4509
|
|
|
4510 /*
|
|
|
4511 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
4512 * user defined variable or function names.
|
|
|
4513 */
|
|
|
4514 /*ARGSUSED*/
|
|
|
4515 char_u *
|
|
|
4516 get_expr_name(xp, idx)
|
|
|
4517 expand_T *xp;
|
|
|
4518 int idx;
|
|
|
4519 {
|
|
|
4520 static int intidx = -1;
|
|
|
4521 char_u *name;
|
|
|
4522
|
|
|
4523 if (idx == 0)
|
|
|
4524 intidx = -1;
|
|
|
4525 if (intidx < 0)
|
|
|
4526 {
|
|
|
4527 name = get_function_name(xp, idx);
|
|
|
4528 if (name != NULL)
|
|
|
4529 return name;
|
|
|
4530 }
|
|
|
4531 return get_user_var_name(xp, ++intidx);
|
|
|
4532 }
|
|
|
4533
|
|
|
4534 #endif /* FEAT_CMDL_COMPL */
|
|
|
4535
|
|
|
4536 /*
|
|
|
4537 * Find internal function in table above.
|
|
|
4538 * Return index, or -1 if not found
|
|
|
4539 */
|
|
|
4540 static int
|
|
|
4541 find_internal_func(name)
|
|
|
4542 char_u *name; /* name of the function */
|
|
|
4543 {
|
|
|
4544 int first = 0;
|
|
|
4545 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
4546 int cmp;
|
|
|
4547 int x;
|
|
|
4548
|
|
|
4549 /*
|
|
|
4550 * Find the function name in the table. Binary search.
|
|
|
4551 */
|
|
|
4552 while (first <= last)
|
|
|
4553 {
|
|
|
4554 x = first + ((unsigned)(last - first) >> 1);
|
|
|
4555 cmp = STRCMP(name, functions[x].f_name);
|
|
|
4556 if (cmp < 0)
|
|
|
4557 last = x - 1;
|
|
|
4558 else if (cmp > 0)
|
|
|
4559 first = x + 1;
|
|
|
4560 else
|
|
|
4561 return x;
|
|
|
4562 }
|
|
|
4563 return -1;
|
|
|
4564 }
|
|
|
4565
|
|
|
4566 /*
|
|
56
|
4567 * Check if "name" is a variable of type VAR_FUNC. If so, return the function
|
|
|
4568 * name it contains, otherwise return "name".
|
|
|
4569 */
|
|
|
4570 static char_u *
|
|
|
4571 deref_func_name(name, lenp)
|
|
|
4572 char_u *name;
|
|
|
4573 int *lenp;
|
|
|
4574 {
|
|
|
4575 VAR v;
|
|
|
4576 int cc;
|
|
|
4577
|
|
|
4578 cc = name[*lenp];
|
|
|
4579 name[*lenp] = NUL;
|
|
|
4580 v = find_var(name, FALSE);
|
|
|
4581 name[*lenp] = cc;
|
|
|
4582 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
4583 {
|
|
|
4584 if (v->tv.vval.v_string == NULL)
|
|
|
4585 {
|
|
|
4586 *lenp = 0;
|
|
|
4587 return (char_u *)""; /* just in case */
|
|
|
4588 }
|
|
|
4589 *lenp = STRLEN(v->tv.vval.v_string);
|
|
|
4590 return v->tv.vval.v_string;
|
|
|
4591 }
|
|
|
4592
|
|
|
4593 return name;
|
|
|
4594 }
|
|
|
4595
|
|
|
4596 /*
|
|
7
|
4597 * Allocate a variable for the result of a function.
|
|
|
4598 * Return OK or FAIL.
|
|
|
4599 */
|
|
|
4600 static int
|
|
71
|
4601 get_func_tv(name, len, rettv, arg, firstline, lastline, doesrange, evaluate)
|
|
7
|
4602 char_u *name; /* name of the function */
|
|
|
4603 int len; /* length of "name" */
|
|
71
|
4604 typeval *rettv;
|
|
7
|
4605 char_u **arg; /* argument, pointing to the '(' */
|
|
|
4606 linenr_T firstline; /* first line of range */
|
|
|
4607 linenr_T lastline; /* last line of range */
|
|
|
4608 int *doesrange; /* return: function handled range */
|
|
|
4609 int evaluate;
|
|
|
4610 {
|
|
|
4611 char_u *argp;
|
|
|
4612 int ret = OK;
|
|
|
4613 #define MAX_FUNC_ARGS 20
|
|
56
|
4614 typeval argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
7
|
4615 int argcount = 0; /* number of arguments found */
|
|
|
4616
|
|
|
4617 /*
|
|
|
4618 * Get the arguments.
|
|
|
4619 */
|
|
|
4620 argp = *arg;
|
|
|
4621 while (argcount < MAX_FUNC_ARGS)
|
|
|
4622 {
|
|
|
4623 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
4624 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
4625 break;
|
|
|
4626 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
4627 {
|
|
|
4628 ret = FAIL;
|
|
|
4629 break;
|
|
|
4630 }
|
|
|
4631 ++argcount;
|
|
|
4632 if (*argp != ',')
|
|
|
4633 break;
|
|
|
4634 }
|
|
|
4635 if (*argp == ')')
|
|
|
4636 ++argp;
|
|
|
4637 else
|
|
|
4638 ret = FAIL;
|
|
|
4639
|
|
|
4640 if (ret == OK)
|
|
71
|
4641 ret = call_func(name, len, rettv, argcount, argvars,
|
|
7
|
4642 firstline, lastline, doesrange, evaluate);
|
|
|
4643 else if (!aborting())
|
|
|
4644 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
4645
|
|
|
4646 while (--argcount >= 0)
|
|
71
|
4647 clear_tv(&argvars[argcount]);
|
|
7
|
4648
|
|
|
4649 *arg = skipwhite(argp);
|
|
|
4650 return ret;
|
|
|
4651 }
|
|
|
4652
|
|
|
4653
|
|
|
4654 /*
|
|
|
4655 * Call a function with its resolved parameters
|
|
|
4656 * Return OK or FAIL.
|
|
|
4657 */
|
|
|
4658 static int
|
|
71
|
4659 call_func(name, len, rettv, argcount, argvars, firstline, lastline,
|
|
7
|
4660 doesrange, evaluate)
|
|
|
4661 char_u *name; /* name of the function */
|
|
|
4662 int len; /* length of "name" */
|
|
71
|
4663 typeval *rettv; /* return value goes here */
|
|
7
|
4664 int argcount; /* number of "argvars" */
|
|
56
|
4665 typeval *argvars; /* vars for arguments */
|
|
7
|
4666 linenr_T firstline; /* first line of range */
|
|
|
4667 linenr_T lastline; /* last line of range */
|
|
|
4668 int *doesrange; /* return: function handled range */
|
|
|
4669 int evaluate;
|
|
|
4670 {
|
|
|
4671 int ret = FAIL;
|
|
|
4672 static char *errors[] =
|
|
|
4673 {N_("E117: Unknown function: %s"),
|
|
|
4674 N_("E118: Too many arguments for function: %s"),
|
|
|
4675 N_("E119: Not enough arguments for function: %s"),
|
|
|
4676 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
4677 };
|
|
|
4678 #define ERROR_UNKNOWN 0
|
|
|
4679 #define ERROR_TOOMANY 1
|
|
|
4680 #define ERROR_TOOFEW 2
|
|
|
4681 #define ERROR_SCRIPT 3
|
|
|
4682 #define ERROR_NONE 4
|
|
|
4683 #define ERROR_OTHER 5
|
|
|
4684 int error = ERROR_NONE;
|
|
|
4685 int i;
|
|
|
4686 int llen;
|
|
|
4687 ufunc_T *fp;
|
|
|
4688 int cc;
|
|
|
4689 #define FLEN_FIXED 40
|
|
|
4690 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
4691 char_u *fname;
|
|
|
4692
|
|
|
4693 /*
|
|
|
4694 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
4695 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
4696 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
4697 */
|
|
|
4698 cc = name[len];
|
|
|
4699 name[len] = NUL;
|
|
|
4700 llen = eval_fname_script(name);
|
|
|
4701 if (llen > 0)
|
|
|
4702 {
|
|
|
4703 fname_buf[0] = K_SPECIAL;
|
|
|
4704 fname_buf[1] = KS_EXTRA;
|
|
|
4705 fname_buf[2] = (int)KE_SNR;
|
|
|
4706 i = 3;
|
|
|
4707 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
4708 {
|
|
|
4709 if (current_SID <= 0)
|
|
|
4710 error = ERROR_SCRIPT;
|
|
|
4711 else
|
|
|
4712 {
|
|
|
4713 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
4714 i = (int)STRLEN(fname_buf);
|
|
|
4715 }
|
|
|
4716 }
|
|
|
4717 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
4718 {
|
|
|
4719 STRCPY(fname_buf + i, name + llen);
|
|
|
4720 fname = fname_buf;
|
|
|
4721 }
|
|
|
4722 else
|
|
|
4723 {
|
|
|
4724 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
4725 if (fname == NULL)
|
|
|
4726 error = ERROR_OTHER;
|
|
|
4727 else
|
|
|
4728 {
|
|
|
4729 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
4730 STRCPY(fname + i, name + llen);
|
|
|
4731 }
|
|
|
4732 }
|
|
|
4733 }
|
|
|
4734 else
|
|
|
4735 fname = name;
|
|
|
4736
|
|
|
4737 *doesrange = FALSE;
|
|
|
4738
|
|
|
4739
|
|
|
4740 /* execute the function if no errors detected and executing */
|
|
|
4741 if (evaluate && error == ERROR_NONE)
|
|
|
4742 {
|
|
71
|
4743 rettv->v_type = VAR_NUMBER; /* default is number rettv */
|
|
7
|
4744 error = ERROR_UNKNOWN;
|
|
|
4745
|
|
|
4746 if (!ASCII_ISLOWER(fname[0]))
|
|
|
4747 {
|
|
|
4748 /*
|
|
|
4749 * User defined function.
|
|
|
4750 */
|
|
|
4751 fp = find_func(fname);
|
|
|
4752 #ifdef FEAT_AUTOCMD
|
|
|
4753 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
4754 fname, fname, TRUE, NULL)
|
|
|
4755 #ifdef FEAT_EVAL
|
|
|
4756 && !aborting()
|
|
|
4757 #endif
|
|
|
4758 )
|
|
|
4759 {
|
|
|
4760 /* executed an autocommand, search for function again */
|
|
|
4761 fp = find_func(fname);
|
|
|
4762 }
|
|
|
4763 #endif
|
|
|
4764 if (fp != NULL)
|
|
|
4765 {
|
|
|
4766 if (fp->flags & FC_RANGE)
|
|
|
4767 *doesrange = TRUE;
|
|
|
4768 if (argcount < fp->args.ga_len)
|
|
|
4769 error = ERROR_TOOFEW;
|
|
|
4770 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
4771 error = ERROR_TOOMANY;
|
|
|
4772 else
|
|
|
4773 {
|
|
|
4774 /*
|
|
|
4775 * Call the user function.
|
|
|
4776 * Save and restore search patterns, script variables and
|
|
|
4777 * redo buffer.
|
|
|
4778 */
|
|
|
4779 save_search_patterns();
|
|
|
4780 saveRedobuff();
|
|
|
4781 ++fp->calls;
|
|
71
|
4782 call_user_func(fp, argcount, argvars, rettv,
|
|
7
|
4783 firstline, lastline);
|
|
|
4784 --fp->calls;
|
|
|
4785 restoreRedobuff();
|
|
|
4786 restore_search_patterns();
|
|
|
4787 error = ERROR_NONE;
|
|
|
4788 }
|
|
|
4789 }
|
|
|
4790 }
|
|
|
4791 else
|
|
|
4792 {
|
|
|
4793 /*
|
|
|
4794 * Find the function name in the table, call its implementation.
|
|
|
4795 */
|
|
|
4796 i = find_internal_func(fname);
|
|
|
4797 if (i >= 0)
|
|
|
4798 {
|
|
|
4799 if (argcount < functions[i].f_min_argc)
|
|
|
4800 error = ERROR_TOOFEW;
|
|
|
4801 else if (argcount > functions[i].f_max_argc)
|
|
|
4802 error = ERROR_TOOMANY;
|
|
|
4803 else
|
|
|
4804 {
|
|
56
|
4805 argvars[argcount].v_type = VAR_UNKNOWN;
|
|
71
|
4806 functions[i].f_func(argvars, rettv);
|
|
7
|
4807 error = ERROR_NONE;
|
|
|
4808 }
|
|
|
4809 }
|
|
|
4810 }
|
|
|
4811 /*
|
|
|
4812 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
4813 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
4814 * exception that has not been caught so far. This situation can be
|
|
|
4815 * tested for by calling aborting(). For an error in an internal
|
|
|
4816 * function or for the "E132" error in call_user_func(), however, the
|
|
|
4817 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
4818 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
4819 * update that flag first to make aborting() reliable.
|
|
|
4820 */
|
|
|
4821 update_force_abort();
|
|
|
4822 }
|
|
|
4823 if (error == ERROR_NONE)
|
|
|
4824 ret = OK;
|
|
|
4825
|
|
|
4826 /*
|
|
|
4827 * Report an error unless the argument evaluation or function call has been
|
|
|
4828 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
4829 */
|
|
|
4830 if (error < ERROR_NONE && !aborting())
|
|
|
4831 EMSG2((char_u *)_(errors[error]), name);
|
|
|
4832
|
|
|
4833 name[len] = cc;
|
|
|
4834 if (fname != name && fname != fname_buf)
|
|
|
4835 vim_free(fname);
|
|
|
4836
|
|
|
4837 return ret;
|
|
|
4838 }
|
|
|
4839
|
|
|
4840 /*********************************************
|
|
|
4841 * Implementation of the built-in functions
|
|
|
4842 */
|
|
|
4843
|
|
|
4844 /*
|
|
83
|
4845 * "add(list, item)" function
|
|
|
4846 */
|
|
|
4847 static void
|
|
|
4848 f_add(argvars, rettv)
|
|
|
4849 typeval *argvars;
|
|
|
4850 typeval *rettv;
|
|
|
4851 {
|
|
80
|
4852 listvar *l;
|
|
7
|
4853
|
|
71
|
4854 rettv->vval.v_number = 1; /* Default: Failed */
|
|
56
|
4855 if (argvars[0].v_type == VAR_LIST)
|
|
|
4856 {
|
|
80
|
4857 l = argvars[0].vval.v_list;
|
|
|
4858 if (l != NULL && list_append_tv(l, &argvars[1]) == OK)
|
|
71
|
4859 copy_tv(&argvars[0], rettv);
|
|
83
|
4860 }
|
|
|
4861 else
|
|
|
4862 EMSG(_(e_listreq));
|
|
|
4863 }
|
|
|
4864
|
|
|
4865 /*
|
|
|
4866 * "append(lnum, string/list)" function
|
|
|
4867 */
|
|
|
4868 static void
|
|
|
4869 f_append(argvars, rettv)
|
|
|
4870 typeval *argvars;
|
|
|
4871 typeval *rettv;
|
|
|
4872 {
|
|
|
4873 long lnum;
|
|
|
4874 listvar *l = NULL;
|
|
|
4875 listitem *li = NULL;
|
|
|
4876 typeval *tv;
|
|
|
4877 long added = 0;
|
|
|
4878
|
|
|
4879 rettv->vval.v_number = 1; /* Default: Failed */
|
|
|
4880 lnum = get_tv_lnum(argvars);
|
|
|
4881 if (lnum >= 0
|
|
|
4882 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
4883 && u_save(lnum, lnum + 1) == OK)
|
|
|
4884 {
|
|
|
4885 if (argvars[1].v_type == VAR_LIST)
|
|
|
4886 {
|
|
|
4887 l = argvars[1].vval.v_list;
|
|
|
4888 if (l == NULL)
|
|
|
4889 return;
|
|
|
4890 li = l->lv_first;
|
|
|
4891 }
|
|
|
4892 for (;;)
|
|
|
4893 {
|
|
|
4894 if (l == NULL)
|
|
|
4895 tv = &argvars[1]; /* append a string */
|
|
|
4896 else if (li == NULL)
|
|
|
4897 break; /* end of list */
|
|
|
4898 else
|
|
|
4899 tv = &li->li_tv; /* append item from list */
|
|
|
4900 ml_append(lnum + added, get_tv_string(tv), (colnr_T)0, FALSE);
|
|
|
4901 ++added;
|
|
|
4902 if (l == NULL)
|
|
|
4903 break;
|
|
|
4904 li = li->li_next;
|
|
|
4905 }
|
|
|
4906
|
|
|
4907 appended_lines_mark(lnum, added);
|
|
|
4908 if (curwin->w_cursor.lnum > lnum)
|
|
|
4909 curwin->w_cursor.lnum += added;
|
|
|
4910 rettv->vval.v_number = 0; /* Success */
|
|
7
|
4911 }
|
|
|
4912 }
|
|
|
4913
|
|
|
4914 /*
|
|
|
4915 * "argc()" function
|
|
|
4916 */
|
|
|
4917 /* ARGSUSED */
|
|
|
4918 static void
|
|
71
|
4919 f_argc(argvars, rettv)
|
|
|
4920 typeval *argvars;
|
|
|
4921 typeval *rettv;
|
|
|
4922 {
|
|
|
4923 rettv->vval.v_number = ARGCOUNT;
|
|
7
|
4924 }
|
|
|
4925
|
|
|
4926 /*
|
|
|
4927 * "argidx()" function
|
|
|
4928 */
|
|
|
4929 /* ARGSUSED */
|
|
|
4930 static void
|
|
71
|
4931 f_argidx(argvars, rettv)
|
|
|
4932 typeval *argvars;
|
|
|
4933 typeval *rettv;
|
|
|
4934 {
|
|
|
4935 rettv->vval.v_number = curwin->w_arg_idx;
|
|
7
|
4936 }
|
|
|
4937
|
|
|
4938 /*
|
|
|
4939 * "argv(nr)" function
|
|
|
4940 */
|
|
|
4941 static void
|
|
71
|
4942 f_argv(argvars, rettv)
|
|
|
4943 typeval *argvars;
|
|
|
4944 typeval *rettv;
|
|
7
|
4945 {
|
|
|
4946 int idx;
|
|
|
4947
|
|
71
|
4948 idx = get_tv_number(&argvars[0]);
|
|
7
|
4949 if (idx >= 0 && idx < ARGCOUNT)
|
|
71
|
4950 rettv->vval.v_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
4951 else
|
|
|
4952 rettv->vval.v_string = NULL;
|
|
|
4953 rettv->v_type = VAR_STRING;
|
|
7
|
4954 }
|
|
|
4955
|
|
|
4956 /*
|
|
|
4957 * "browse(save, title, initdir, default)" function
|
|
|
4958 */
|
|
|
4959 /* ARGSUSED */
|
|
|
4960 static void
|
|
71
|
4961 f_browse(argvars, rettv)
|
|
|
4962 typeval *argvars;
|
|
|
4963 typeval *rettv;
|
|
7
|
4964 {
|
|
|
4965 #ifdef FEAT_BROWSE
|
|
|
4966 int save;
|
|
|
4967 char_u *title;
|
|
|
4968 char_u *initdir;
|
|
|
4969 char_u *defname;
|
|
|
4970 char_u buf[NUMBUFLEN];
|
|
|
4971 char_u buf2[NUMBUFLEN];
|
|
|
4972
|
|
71
|
4973 save = get_tv_number(&argvars[0]);
|
|
|
4974 title = get_tv_string(&argvars[1]);
|
|
|
4975 initdir = get_tv_string_buf(&argvars[2], buf);
|
|
|
4976 defname = get_tv_string_buf(&argvars[3], buf2);
|
|
|
4977
|
|
|
4978 rettv->vval.v_string =
|
|
29
|
4979 do_browse(save ? BROWSE_SAVE : 0,
|
|
|
4980 title, defname, NULL, initdir, NULL, curbuf);
|
|
|
4981 #else
|
|
71
|
4982 rettv->vval.v_string = NULL;
|
|
|
4983 #endif
|
|
|
4984 rettv->v_type = VAR_STRING;
|
|
29
|
4985 }
|
|
|
4986
|
|
|
4987 /*
|
|
|
4988 * "browsedir(title, initdir)" function
|
|
|
4989 */
|
|
|
4990 /* ARGSUSED */
|
|
|
4991 static void
|
|
71
|
4992 f_browsedir(argvars, rettv)
|
|
|
4993 typeval *argvars;
|
|
|
4994 typeval *rettv;
|
|
29
|
4995 {
|
|
|
4996 #ifdef FEAT_BROWSE
|
|
|
4997 char_u *title;
|
|
|
4998 char_u *initdir;
|
|
|
4999 char_u buf[NUMBUFLEN];
|
|
|
5000
|
|
71
|
5001 title = get_tv_string(&argvars[0]);
|
|
|
5002 initdir = get_tv_string_buf(&argvars[1], buf);
|
|
|
5003
|
|
|
5004 rettv->vval.v_string = do_browse(BROWSE_DIR,
|
|
29
|
5005 title, NULL, NULL, initdir, NULL, curbuf);
|
|
7
|
5006 #else
|
|
71
|
5007 rettv->vval.v_string = NULL;
|
|
|
5008 #endif
|
|
|
5009 rettv->v_type = VAR_STRING;
|
|
7
|
5010 }
|
|
|
5011
|
|
83
|
5012 static buf_T *find_buffer __ARGS((typeval *avar));
|
|
|
5013
|
|
7
|
5014 /*
|
|
|
5015 * Find a buffer by number or exact name.
|
|
|
5016 */
|
|
|
5017 static buf_T *
|
|
|
5018 find_buffer(avar)
|
|
56
|
5019 typeval *avar;
|
|
7
|
5020 {
|
|
|
5021 buf_T *buf = NULL;
|
|
|
5022
|
|
56
|
5023 if (avar->v_type == VAR_NUMBER)
|
|
|
5024 buf = buflist_findnr((int)avar->vval.v_number);
|
|
|
5025 else if (avar->vval.v_string != NULL)
|
|
|
5026 {
|
|
|
5027 buf = buflist_findname_exp(avar->vval.v_string);
|
|
9
|
5028 if (buf == NULL)
|
|
|
5029 {
|
|
|
5030 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
5031 * buffer, these don't use the full path. */
|
|
|
5032 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5033 if (buf->b_fname != NULL
|
|
|
5034 && (path_with_url(buf->b_fname)
|
|
|
5035 #ifdef FEAT_QUICKFIX
|
|
|
5036 || bt_nofile(buf)
|
|
|
5037 #endif
|
|
|
5038 )
|
|
56
|
5039 && STRCMP(buf->b_fname, avar->vval.v_string) == 0)
|
|
9
|
5040 break;
|
|
|
5041 }
|
|
7
|
5042 }
|
|
|
5043 return buf;
|
|
|
5044 }
|
|
|
5045
|
|
|
5046 /*
|
|
|
5047 * "bufexists(expr)" function
|
|
|
5048 */
|
|
|
5049 static void
|
|
71
|
5050 f_bufexists(argvars, rettv)
|
|
|
5051 typeval *argvars;
|
|
|
5052 typeval *rettv;
|
|
|
5053 {
|
|
|
5054 rettv->vval.v_number = (find_buffer(&argvars[0]) != NULL);
|
|
7
|
5055 }
|
|
|
5056
|
|
|
5057 /*
|
|
|
5058 * "buflisted(expr)" function
|
|
|
5059 */
|
|
|
5060 static void
|
|
71
|
5061 f_buflisted(argvars, rettv)
|
|
|
5062 typeval *argvars;
|
|
|
5063 typeval *rettv;
|
|
7
|
5064 {
|
|
|
5065 buf_T *buf;
|
|
|
5066
|
|
|
5067 buf = find_buffer(&argvars[0]);
|
|
71
|
5068 rettv->vval.v_number = (buf != NULL && buf->b_p_bl);
|
|
7
|
5069 }
|
|
|
5070
|
|
|
5071 /*
|
|
|
5072 * "bufloaded(expr)" function
|
|
|
5073 */
|
|
|
5074 static void
|
|
71
|
5075 f_bufloaded(argvars, rettv)
|
|
|
5076 typeval *argvars;
|
|
|
5077 typeval *rettv;
|
|
7
|
5078 {
|
|
|
5079 buf_T *buf;
|
|
|
5080
|
|
|
5081 buf = find_buffer(&argvars[0]);
|
|
71
|
5082 rettv->vval.v_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
7
|
5083 }
|
|
|
5084
|
|
83
|
5085 static buf_T *get_buf_tv __ARGS((typeval *tv));
|
|
|
5086
|
|
7
|
5087 /*
|
|
|
5088 * Get buffer by number or pattern.
|
|
|
5089 */
|
|
|
5090 static buf_T *
|
|
71
|
5091 get_buf_tv(tv)
|
|
|
5092 typeval *tv;
|
|
|
5093 {
|
|
|
5094 char_u *name = tv->vval.v_string;
|
|
7
|
5095 int save_magic;
|
|
|
5096 char_u *save_cpo;
|
|
|
5097 buf_T *buf;
|
|
|
5098
|
|
71
|
5099 if (tv->v_type == VAR_NUMBER)
|
|
|
5100 return buflist_findnr((int)tv->vval.v_number);
|
|
7
|
5101 if (name == NULL || *name == NUL)
|
|
|
5102 return curbuf;
|
|
|
5103 if (name[0] == '$' && name[1] == NUL)
|
|
|
5104 return lastbuf;
|
|
|
5105
|
|
|
5106 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
5107 save_magic = p_magic;
|
|
|
5108 p_magic = TRUE;
|
|
|
5109 save_cpo = p_cpo;
|
|
|
5110 p_cpo = (char_u *)"";
|
|
|
5111
|
|
|
5112 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
5113 TRUE, FALSE));
|
|
|
5114
|
|
|
5115 p_magic = save_magic;
|
|
|
5116 p_cpo = save_cpo;
|
|
|
5117
|
|
|
5118 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
5119 if (buf == NULL)
|
|
71
|
5120 buf = find_buffer(tv);
|
|
7
|
5121
|
|
|
5122 return buf;
|
|
|
5123 }
|
|
|
5124
|
|
|
5125 /*
|
|
|
5126 * "bufname(expr)" function
|
|
|
5127 */
|
|
|
5128 static void
|
|
71
|
5129 f_bufname(argvars, rettv)
|
|
|
5130 typeval *argvars;
|
|
|
5131 typeval *rettv;
|
|
7
|
5132 {
|
|
|
5133 buf_T *buf;
|
|
|
5134
|
|
|
5135 ++emsg_off;
|
|
71
|
5136 buf = get_buf_tv(&argvars[0]);
|
|
|
5137 rettv->v_type = VAR_STRING;
|
|
7
|
5138 if (buf != NULL && buf->b_fname != NULL)
|
|
71
|
5139 rettv->vval.v_string = vim_strsave(buf->b_fname);
|
|
|
5140 else
|
|
|
5141 rettv->vval.v_string = NULL;
|
|
7
|
5142 --emsg_off;
|
|
|
5143 }
|
|
|
5144
|
|
|
5145 /*
|
|
|
5146 * "bufnr(expr)" function
|
|
|
5147 */
|
|
|
5148 static void
|
|
71
|
5149 f_bufnr(argvars, rettv)
|
|
|
5150 typeval *argvars;
|
|
|
5151 typeval *rettv;
|
|
7
|
5152 {
|
|
|
5153 buf_T *buf;
|
|
|
5154
|
|
|
5155 ++emsg_off;
|
|
71
|
5156 buf = get_buf_tv(&argvars[0]);
|
|
7
|
5157 if (buf != NULL)
|
|
71
|
5158 rettv->vval.v_number = buf->b_fnum;
|
|
|
5159 else
|
|
|
5160 rettv->vval.v_number = -1;
|
|
7
|
5161 --emsg_off;
|
|
|
5162 }
|
|
|
5163
|
|
|
5164 /*
|
|
|
5165 * "bufwinnr(nr)" function
|
|
|
5166 */
|
|
|
5167 static void
|
|
71
|
5168 f_bufwinnr(argvars, rettv)
|
|
|
5169 typeval *argvars;
|
|
|
5170 typeval *rettv;
|
|
7
|
5171 {
|
|
|
5172 #ifdef FEAT_WINDOWS
|
|
|
5173 win_T *wp;
|
|
|
5174 int winnr = 0;
|
|
|
5175 #endif
|
|
|
5176 buf_T *buf;
|
|
|
5177
|
|
|
5178 ++emsg_off;
|
|
71
|
5179 buf = get_buf_tv(&argvars[0]);
|
|
7
|
5180 #ifdef FEAT_WINDOWS
|
|
|
5181 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
5182 {
|
|
|
5183 ++winnr;
|
|
|
5184 if (wp->w_buffer == buf)
|
|
|
5185 break;
|
|
|
5186 }
|
|
71
|
5187 rettv->vval.v_number = (wp != NULL ? winnr : -1);
|
|
7
|
5188 #else
|
|
71
|
5189 rettv->vval.v_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
7
|
5190 #endif
|
|
|
5191 --emsg_off;
|
|
|
5192 }
|
|
|
5193
|
|
|
5194 /*
|
|
|
5195 * "byte2line(byte)" function
|
|
|
5196 */
|
|
|
5197 /*ARGSUSED*/
|
|
|
5198 static void
|
|
71
|
5199 f_byte2line(argvars, rettv)
|
|
|
5200 typeval *argvars;
|
|
|
5201 typeval *rettv;
|
|
7
|
5202 {
|
|
|
5203 #ifndef FEAT_BYTEOFF
|
|
71
|
5204 rettv->vval.v_number = -1;
|
|
7
|
5205 #else
|
|
|
5206 long boff = 0;
|
|
|
5207
|
|
71
|
5208 boff = get_tv_number(&argvars[0]) - 1;
|
|
7
|
5209 if (boff < 0)
|
|
71
|
5210 rettv->vval.v_number = -1;
|
|
|
5211 else
|
|
|
5212 rettv->vval.v_number = ml_find_line_or_offset(curbuf,
|
|
7
|
5213 (linenr_T)0, &boff);
|
|
|
5214 #endif
|
|
|
5215 }
|
|
|
5216
|
|
|
5217 /*
|
|
18
|
5218 * "byteidx()" function
|
|
|
5219 */
|
|
|
5220 /*ARGSUSED*/
|
|
|
5221 static void
|
|
71
|
5222 f_byteidx(argvars, rettv)
|
|
|
5223 typeval *argvars;
|
|
|
5224 typeval *rettv;
|
|
18
|
5225 {
|
|
|
5226 #ifdef FEAT_MBYTE
|
|
|
5227 char_u *t;
|
|
|
5228 #endif
|
|
|
5229 char_u *str;
|
|
|
5230 long idx;
|
|
|
5231
|
|
71
|
5232 str = get_tv_string(&argvars[0]);
|
|
|
5233 idx = get_tv_number(&argvars[1]);
|
|
|
5234 rettv->vval.v_number = -1;
|
|
18
|
5235 if (idx < 0)
|
|
|
5236 return;
|
|
|
5237
|
|
|
5238 #ifdef FEAT_MBYTE
|
|
|
5239 t = str;
|
|
|
5240 for ( ; idx > 0; idx--)
|
|
|
5241 {
|
|
|
5242 if (*t == NUL) /* EOL reached */
|
|
|
5243 return;
|
|
|
5244 t += mb_ptr2len_check(t);
|
|
|
5245 }
|
|
71
|
5246 rettv->vval.v_number = t - str;
|
|
18
|
5247 #else
|
|
|
5248 if (idx <= STRLEN(str))
|
|
71
|
5249 rettv->vval.v_number = idx;
|
|
18
|
5250 #endif
|
|
|
5251 }
|
|
|
5252
|
|
|
5253 /*
|
|
80
|
5254 * "call(func, arglist)" function
|
|
|
5255 */
|
|
|
5256 static void
|
|
|
5257 f_call(argvars, rettv)
|
|
|
5258 typeval *argvars;
|
|
|
5259 typeval *rettv;
|
|
|
5260 {
|
|
|
5261 char_u *func;
|
|
|
5262 typeval argv[MAX_FUNC_ARGS];
|
|
|
5263 int argc = 0;
|
|
|
5264 listitem *item;
|
|
|
5265 int dummy;
|
|
|
5266
|
|
|
5267 rettv->vval.v_number = 0;
|
|
|
5268 if (argvars[1].v_type != VAR_LIST)
|
|
|
5269 {
|
|
|
5270 EMSG(_(e_listreq));
|
|
|
5271 return;
|
|
|
5272 }
|
|
|
5273 if (argvars[1].vval.v_list == NULL)
|
|
|
5274 return;
|
|
|
5275
|
|
|
5276 if (argvars[0].v_type == VAR_FUNC)
|
|
|
5277 func = argvars[0].vval.v_string;
|
|
|
5278 else
|
|
|
5279 func = get_tv_string(&argvars[0]);
|
|
|
5280
|
|
|
5281 for (item = argvars[1].vval.v_list->lv_first; item != NULL;
|
|
|
5282 item = item->li_next)
|
|
|
5283 {
|
|
|
5284 if (argc == MAX_FUNC_ARGS)
|
|
|
5285 {
|
|
86
|
5286 EMSG(_("E699: Too many arguments"));
|
|
80
|
5287 break;
|
|
|
5288 }
|
|
|
5289 /* Make a copy of each argument (is this really needed?) */
|
|
|
5290 copy_tv(&item->li_tv, &argv[argc++]);
|
|
|
5291 }
|
|
|
5292
|
|
|
5293 if (item == NULL)
|
|
|
5294 (void)call_func(func, STRLEN(func), rettv, argc, argv,
|
|
|
5295 curwin->w_cursor.lnum, curwin->w_cursor.lnum, &dummy, TRUE);
|
|
|
5296
|
|
|
5297 /* Free the arguments. */
|
|
|
5298 while (argc > 0)
|
|
|
5299 clear_tv(&argv[--argc]);
|
|
|
5300 }
|
|
|
5301
|
|
|
5302 /*
|
|
7
|
5303 * "char2nr(string)" function
|
|
|
5304 */
|
|
|
5305 static void
|
|
71
|
5306 f_char2nr(argvars, rettv)
|
|
|
5307 typeval *argvars;
|
|
|
5308 typeval *rettv;
|
|
7
|
5309 {
|
|
|
5310 #ifdef FEAT_MBYTE
|
|
|
5311 if (has_mbyte)
|
|
71
|
5312 rettv->vval.v_number =
|
|
|
5313 (*mb_ptr2char)(get_tv_string(&argvars[0]));
|
|
|
5314 else
|
|
|
5315 #endif
|
|
|
5316 rettv->vval.v_number = get_tv_string(&argvars[0])[0];
|
|
7
|
5317 }
|
|
|
5318
|
|
|
5319 /*
|
|
|
5320 * "cindent(lnum)" function
|
|
|
5321 */
|
|
|
5322 static void
|
|
71
|
5323 f_cindent(argvars, rettv)
|
|
|
5324 typeval *argvars;
|
|
|
5325 typeval *rettv;
|
|
7
|
5326 {
|
|
|
5327 #ifdef FEAT_CINDENT
|
|
|
5328 pos_T pos;
|
|
|
5329 linenr_T lnum;
|
|
|
5330
|
|
|
5331 pos = curwin->w_cursor;
|
|
71
|
5332 lnum = get_tv_lnum(argvars);
|
|
7
|
5333 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5334 {
|
|
|
5335 curwin->w_cursor.lnum = lnum;
|
|
71
|
5336 rettv->vval.v_number = get_c_indent();
|
|
7
|
5337 curwin->w_cursor = pos;
|
|
|
5338 }
|
|
|
5339 else
|
|
|
5340 #endif
|
|
71
|
5341 rettv->vval.v_number = -1;
|
|
7
|
5342 }
|
|
|
5343
|
|
|
5344 /*
|
|
|
5345 * "col(string)" function
|
|
|
5346 */
|
|
|
5347 static void
|
|
71
|
5348 f_col(argvars, rettv)
|
|
|
5349 typeval *argvars;
|
|
|
5350 typeval *rettv;
|
|
7
|
5351 {
|
|
|
5352 colnr_T col = 0;
|
|
|
5353 pos_T *fp;
|
|
|
5354
|
|
|
5355 fp = var2fpos(&argvars[0], FALSE);
|
|
|
5356 if (fp != NULL)
|
|
|
5357 {
|
|
|
5358 if (fp->col == MAXCOL)
|
|
|
5359 {
|
|
|
5360 /* '> can be MAXCOL, get the length of the line then */
|
|
|
5361 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5362 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
5363 else
|
|
|
5364 col = MAXCOL;
|
|
|
5365 }
|
|
|
5366 else
|
|
|
5367 {
|
|
|
5368 col = fp->col + 1;
|
|
|
5369 #ifdef FEAT_VIRTUALEDIT
|
|
|
5370 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
5371 * because of "coladd" can be seen as an extra column. */
|
|
|
5372 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
5373 {
|
|
|
5374 char_u *p = ml_get_cursor();
|
|
|
5375
|
|
|
5376 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
5377 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
5378 {
|
|
|
5379 # ifdef FEAT_MBYTE
|
|
|
5380 int l;
|
|
|
5381
|
|
|
5382 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
5383 col += l;
|
|
|
5384 # else
|
|
|
5385 if (*p != NUL && p[1] == NUL)
|
|
|
5386 ++col;
|
|
|
5387 # endif
|
|
|
5388 }
|
|
|
5389 }
|
|
|
5390 #endif
|
|
|
5391 }
|
|
|
5392 }
|
|
71
|
5393 rettv->vval.v_number = col;
|
|
7
|
5394 }
|
|
|
5395
|
|
|
5396 /*
|
|
|
5397 * "confirm(message, buttons[, default [, type]])" function
|
|
|
5398 */
|
|
|
5399 /*ARGSUSED*/
|
|
|
5400 static void
|
|
71
|
5401 f_confirm(argvars, rettv)
|
|
|
5402 typeval *argvars;
|
|
|
5403 typeval *rettv;
|
|
7
|
5404 {
|
|
|
5405 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
5406 char_u *message;
|
|
|
5407 char_u *buttons = NULL;
|
|
|
5408 char_u buf[NUMBUFLEN];
|
|
|
5409 char_u buf2[NUMBUFLEN];
|
|
|
5410 int def = 1;
|
|
|
5411 int type = VIM_GENERIC;
|
|
|
5412 int c;
|
|
|
5413
|
|
71
|
5414 message = get_tv_string(&argvars[0]);
|
|
56
|
5415 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5416 {
|
|
71
|
5417 buttons = get_tv_string_buf(&argvars[1], buf);
|
|
56
|
5418 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5419 {
|
|
71
|
5420 def = get_tv_number(&argvars[2]);
|
|
56
|
5421 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
7
|
5422 {
|
|
|
5423 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
71
|
5424 c = *get_tv_string_buf(&argvars[3], buf2);
|
|
7
|
5425 switch (TOUPPER_ASC(c))
|
|
|
5426 {
|
|
|
5427 case 'E': type = VIM_ERROR; break;
|
|
|
5428 case 'Q': type = VIM_QUESTION; break;
|
|
|
5429 case 'I': type = VIM_INFO; break;
|
|
|
5430 case 'W': type = VIM_WARNING; break;
|
|
|
5431 case 'G': type = VIM_GENERIC; break;
|
|
|
5432 }
|
|
|
5433 }
|
|
|
5434 }
|
|
|
5435 }
|
|
|
5436
|
|
|
5437 if (buttons == NULL || *buttons == NUL)
|
|
|
5438 buttons = (char_u *)_("&Ok");
|
|
|
5439
|
|
71
|
5440 rettv->vval.v_number = do_dialog(type, NULL, message, buttons,
|
|
7
|
5441 def, NULL);
|
|
|
5442 #else
|
|
71
|
5443 rettv->vval.v_number = 0;
|
|
56
|
5444 #endif
|
|
|
5445 }
|
|
|
5446
|
|
|
5447 /*
|
|
|
5448 * "copy()" function
|
|
|
5449 */
|
|
|
5450 static void
|
|
71
|
5451 f_copy(argvars, rettv)
|
|
|
5452 typeval *argvars;
|
|
|
5453 typeval *rettv;
|
|
56
|
5454 {
|
|
|
5455 if (argvars[0].v_type == VAR_LIST)
|
|
|
5456 {
|
|
71
|
5457 rettv->v_type = VAR_LIST;
|
|
|
5458 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, FALSE);
|
|
|
5459 }
|
|
|
5460 else
|
|
|
5461 copy_tv(&argvars[0], rettv);
|
|
56
|
5462 }
|
|
7
|
5463
|
|
|
5464 /*
|
|
80
|
5465 * "count()" function
|
|
|
5466 */
|
|
|
5467 static void
|
|
|
5468 f_count(argvars, rettv)
|
|
|
5469 typeval *argvars;
|
|
|
5470 typeval *rettv;
|
|
|
5471 {
|
|
|
5472 listitem *li;
|
|
|
5473 long n = 0;
|
|
|
5474 int ic = FALSE;
|
|
|
5475
|
|
|
5476 if (argvars[0].v_type != VAR_LIST)
|
|
|
5477 EMSG(_(e_listreq));
|
|
|
5478 else if (argvars[0].vval.v_list != NULL)
|
|
|
5479 {
|
|
|
5480 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5481 ic = get_tv_number(&argvars[2]);
|
|
|
5482
|
|
|
5483 for (li = argvars[0].vval.v_list->lv_first; li != NULL;
|
|
|
5484 li = li->li_next)
|
|
|
5485 if (tv_equal(&li->li_tv, &argvars[1], ic))
|
|
|
5486 ++n;
|
|
|
5487 }
|
|
|
5488 rettv->vval.v_number = n;
|
|
|
5489 }
|
|
|
5490
|
|
|
5491 /*
|
|
7
|
5492 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
5493 *
|
|
|
5494 * Checks the existence of a cscope connection.
|
|
|
5495 */
|
|
|
5496 /*ARGSUSED*/
|
|
|
5497 static void
|
|
71
|
5498 f_cscope_connection(argvars, rettv)
|
|
|
5499 typeval *argvars;
|
|
|
5500 typeval *rettv;
|
|
7
|
5501 {
|
|
|
5502 #ifdef FEAT_CSCOPE
|
|
|
5503 int num = 0;
|
|
|
5504 char_u *dbpath = NULL;
|
|
|
5505 char_u *prepend = NULL;
|
|
|
5506 char_u buf[NUMBUFLEN];
|
|
|
5507
|
|
56
|
5508 if (argvars[0].v_type != VAR_UNKNOWN
|
|
|
5509 && argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5510 {
|
|
71
|
5511 num = (int)get_tv_number(&argvars[0]);
|
|
|
5512 dbpath = get_tv_string(&argvars[1]);
|
|
56
|
5513 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
5514 prepend = get_tv_string_buf(&argvars[2], buf);
|
|
|
5515 }
|
|
|
5516
|
|
|
5517 rettv->vval.v_number = cs_connection(num, dbpath, prepend);
|
|
7
|
5518 #else
|
|
71
|
5519 rettv->vval.v_number = 0;
|
|
7
|
5520 #endif
|
|
|
5521 }
|
|
|
5522
|
|
|
5523 /*
|
|
|
5524 * "cursor(lnum, col)" function
|
|
|
5525 *
|
|
|
5526 * Moves the cursor to the specified line and column
|
|
|
5527 */
|
|
|
5528 /*ARGSUSED*/
|
|
|
5529 static void
|
|
71
|
5530 f_cursor(argvars, rettv)
|
|
|
5531 typeval *argvars;
|
|
|
5532 typeval *rettv;
|
|
7
|
5533 {
|
|
|
5534 long line, col;
|
|
|
5535
|
|
71
|
5536 line = get_tv_lnum(argvars);
|
|
7
|
5537 if (line > 0)
|
|
|
5538 curwin->w_cursor.lnum = line;
|
|
71
|
5539 col = get_tv_number(&argvars[1]);
|
|
7
|
5540 if (col > 0)
|
|
|
5541 curwin->w_cursor.col = col - 1;
|
|
|
5542 #ifdef FEAT_VIRTUALEDIT
|
|
|
5543 curwin->w_cursor.coladd = 0;
|
|
|
5544 #endif
|
|
|
5545
|
|
|
5546 /* Make sure the cursor is in a valid position. */
|
|
|
5547 check_cursor();
|
|
|
5548 #ifdef FEAT_MBYTE
|
|
|
5549 /* Correct cursor for multi-byte character. */
|
|
|
5550 if (has_mbyte)
|
|
|
5551 mb_adjust_cursor();
|
|
|
5552 #endif
|
|
10
|
5553
|
|
|
5554 curwin->w_set_curswant = TRUE;
|
|
7
|
5555 }
|
|
|
5556
|
|
|
5557 /*
|
|
56
|
5558 * "deepcopy()" function
|
|
|
5559 */
|
|
|
5560 static void
|
|
71
|
5561 f_deepcopy(argvars, rettv)
|
|
|
5562 typeval *argvars;
|
|
|
5563 typeval *rettv;
|
|
56
|
5564 {
|
|
|
5565 if (argvars[0].v_type == VAR_LIST)
|
|
|
5566 {
|
|
71
|
5567 rettv->v_type = VAR_LIST;
|
|
|
5568 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, TRUE);
|
|
|
5569 }
|
|
|
5570 else
|
|
|
5571 copy_tv(&argvars[0], rettv);
|
|
7
|
5572 }
|
|
|
5573
|
|
|
5574 /*
|
|
|
5575 * "delete()" function
|
|
|
5576 */
|
|
|
5577 static void
|
|
71
|
5578 f_delete(argvars, rettv)
|
|
|
5579 typeval *argvars;
|
|
|
5580 typeval *rettv;
|
|
7
|
5581 {
|
|
|
5582 if (check_restricted() || check_secure())
|
|
71
|
5583 rettv->vval.v_number = -1;
|
|
|
5584 else
|
|
|
5585 rettv->vval.v_number = mch_remove(get_tv_string(&argvars[0]));
|
|
7
|
5586 }
|
|
|
5587
|
|
|
5588 /*
|
|
|
5589 * "did_filetype()" function
|
|
|
5590 */
|
|
|
5591 /*ARGSUSED*/
|
|
|
5592 static void
|
|
71
|
5593 f_did_filetype(argvars, rettv)
|
|
|
5594 typeval *argvars;
|
|
|
5595 typeval *rettv;
|
|
7
|
5596 {
|
|
|
5597 #ifdef FEAT_AUTOCMD
|
|
71
|
5598 rettv->vval.v_number = did_filetype;
|
|
7
|
5599 #else
|
|
71
|
5600 rettv->vval.v_number = 0;
|
|
7
|
5601 #endif
|
|
|
5602 }
|
|
|
5603
|
|
|
5604 /*
|
|
32
|
5605 * "diff_filler()" function
|
|
|
5606 */
|
|
|
5607 /*ARGSUSED*/
|
|
|
5608 static void
|
|
71
|
5609 f_diff_filler(argvars, rettv)
|
|
|
5610 typeval *argvars;
|
|
|
5611 typeval *rettv;
|
|
32
|
5612 {
|
|
|
5613 #ifdef FEAT_DIFF
|
|
71
|
5614 rettv->vval.v_number = diff_check_fill(curwin, get_tv_lnum(argvars));
|
|
32
|
5615 #endif
|
|
|
5616 }
|
|
|
5617
|
|
|
5618 /*
|
|
|
5619 * "diff_hlID()" function
|
|
|
5620 */
|
|
|
5621 /*ARGSUSED*/
|
|
|
5622 static void
|
|
71
|
5623 f_diff_hlID(argvars, rettv)
|
|
|
5624 typeval *argvars;
|
|
|
5625 typeval *rettv;
|
|
32
|
5626 {
|
|
|
5627 #ifdef FEAT_DIFF
|
|
71
|
5628 linenr_T lnum = get_tv_lnum(argvars);
|
|
32
|
5629 static linenr_T prev_lnum = 0;
|
|
|
5630 static int changedtick = 0;
|
|
|
5631 static int fnum = 0;
|
|
|
5632 static int change_start = 0;
|
|
|
5633 static int change_end = 0;
|
|
|
5634 static enum hlf_value hlID = 0;
|
|
|
5635 int filler_lines;
|
|
|
5636 int col;
|
|
|
5637
|
|
|
5638 if (lnum != prev_lnum
|
|
|
5639 || changedtick != curbuf->b_changedtick
|
|
|
5640 || fnum != curbuf->b_fnum)
|
|
|
5641 {
|
|
|
5642 /* New line, buffer, change: need to get the values. */
|
|
|
5643 filler_lines = diff_check(curwin, lnum);
|
|
|
5644 if (filler_lines < 0)
|
|
|
5645 {
|
|
|
5646 if (filler_lines == -1)
|
|
|
5647 {
|
|
|
5648 change_start = MAXCOL;
|
|
|
5649 change_end = -1;
|
|
|
5650 if (diff_find_change(curwin, lnum, &change_start, &change_end))
|
|
|
5651 hlID = HLF_ADD; /* added line */
|
|
|
5652 else
|
|
|
5653 hlID = HLF_CHD; /* changed line */
|
|
|
5654 }
|
|
|
5655 else
|
|
|
5656 hlID = HLF_ADD; /* added line */
|
|
|
5657 }
|
|
|
5658 else
|
|
|
5659 hlID = (enum hlf_value)0;
|
|
|
5660 prev_lnum = lnum;
|
|
|
5661 changedtick = curbuf->b_changedtick;
|
|
|
5662 fnum = curbuf->b_fnum;
|
|
|
5663 }
|
|
|
5664
|
|
|
5665 if (hlID == HLF_CHD || hlID == HLF_TXD)
|
|
|
5666 {
|
|
71
|
5667 col = get_tv_number(&argvars[1]) - 1;
|
|
32
|
5668 if (col >= change_start && col <= change_end)
|
|
|
5669 hlID = HLF_TXD; /* changed text */
|
|
|
5670 else
|
|
|
5671 hlID = HLF_CHD; /* changed line */
|
|
|
5672 }
|
|
71
|
5673 rettv->vval.v_number = hlID == (enum hlf_value)0 ? 0 : (int)hlID;
|
|
32
|
5674 #endif
|
|
|
5675 }
|
|
|
5676
|
|
|
5677 /*
|
|
86
|
5678 * "empty({expr})" function
|
|
|
5679 */
|
|
|
5680 static void
|
|
|
5681 f_empty(argvars, rettv)
|
|
|
5682 typeval *argvars;
|
|
|
5683 typeval *rettv;
|
|
|
5684 {
|
|
|
5685 int n;
|
|
|
5686
|
|
|
5687 switch (argvars[0].v_type)
|
|
|
5688 {
|
|
|
5689 case VAR_STRING:
|
|
|
5690 case VAR_FUNC:
|
|
|
5691 n = argvars[0].vval.v_string == NULL
|
|
|
5692 || *argvars[0].vval.v_string == NUL;
|
|
|
5693 break;
|
|
|
5694 case VAR_NUMBER:
|
|
|
5695 n = argvars[0].vval.v_number == 0;
|
|
|
5696 break;
|
|
|
5697 case VAR_LIST:
|
|
|
5698 n = argvars[0].vval.v_list == NULL
|
|
|
5699 || argvars[0].vval.v_list->lv_first == NULL;
|
|
|
5700 break;
|
|
|
5701 default:
|
|
|
5702 EMSG2(_(e_intern2), "f_empty()");
|
|
|
5703 n = 0;
|
|
|
5704 }
|
|
|
5705
|
|
|
5706 rettv->vval.v_number = n;
|
|
|
5707 }
|
|
|
5708
|
|
|
5709 /*
|
|
7
|
5710 * "escape({string}, {chars})" function
|
|
|
5711 */
|
|
|
5712 static void
|
|
71
|
5713 f_escape(argvars, rettv)
|
|
|
5714 typeval *argvars;
|
|
|
5715 typeval *rettv;
|
|
7
|
5716 {
|
|
|
5717 char_u buf[NUMBUFLEN];
|
|
|
5718
|
|
71
|
5719 rettv->vval.v_string =
|
|
|
5720 vim_strsave_escaped(get_tv_string(&argvars[0]),
|
|
|
5721 get_tv_string_buf(&argvars[1], buf));
|
|
|
5722 rettv->v_type = VAR_STRING;
|
|
7
|
5723 }
|
|
|
5724
|
|
|
5725 /*
|
|
|
5726 * "eventhandler()" function
|
|
|
5727 */
|
|
|
5728 /*ARGSUSED*/
|
|
|
5729 static void
|
|
71
|
5730 f_eventhandler(argvars, rettv)
|
|
|
5731 typeval *argvars;
|
|
|
5732 typeval *rettv;
|
|
|
5733 {
|
|
|
5734 rettv->vval.v_number = vgetc_busy;
|
|
7
|
5735 }
|
|
|
5736
|
|
|
5737 /*
|
|
|
5738 * "executable()" function
|
|
|
5739 */
|
|
|
5740 static void
|
|
71
|
5741 f_executable(argvars, rettv)
|
|
|
5742 typeval *argvars;
|
|
|
5743 typeval *rettv;
|
|
|
5744 {
|
|
|
5745 rettv->vval.v_number = mch_can_exe(get_tv_string(&argvars[0]));
|
|
7
|
5746 }
|
|
|
5747
|
|
|
5748 /*
|
|
|
5749 * "exists()" function
|
|
|
5750 */
|
|
|
5751 static void
|
|
71
|
5752 f_exists(argvars, rettv)
|
|
|
5753 typeval *argvars;
|
|
|
5754 typeval *rettv;
|
|
7
|
5755 {
|
|
|
5756 char_u *p;
|
|
|
5757 char_u *name;
|
|
|
5758 int n = FALSE;
|
|
|
5759 int len = 0;
|
|
|
5760
|
|
71
|
5761 p = get_tv_string(&argvars[0]);
|
|
7
|
5762 if (*p == '$') /* environment variable */
|
|
|
5763 {
|
|
|
5764 /* first try "normal" environment variables (fast) */
|
|
|
5765 if (mch_getenv(p + 1) != NULL)
|
|
|
5766 n = TRUE;
|
|
|
5767 else
|
|
|
5768 {
|
|
|
5769 /* try expanding things like $VIM and ${HOME} */
|
|
|
5770 p = expand_env_save(p);
|
|
|
5771 if (p != NULL && *p != '$')
|
|
|
5772 n = TRUE;
|
|
|
5773 vim_free(p);
|
|
|
5774 }
|
|
|
5775 }
|
|
|
5776 else if (*p == '&' || *p == '+') /* option */
|
|
71
|
5777 n = (get_option_tv(&p, NULL, TRUE) == OK);
|
|
7
|
5778 else if (*p == '*') /* internal or user defined function */
|
|
|
5779 {
|
|
56
|
5780 n = function_exists(p + 1);
|
|
7
|
5781 }
|
|
|
5782 else if (*p == ':')
|
|
|
5783 {
|
|
|
5784 n = cmd_exists(p + 1);
|
|
|
5785 }
|
|
|
5786 else if (*p == '#')
|
|
|
5787 {
|
|
|
5788 #ifdef FEAT_AUTOCMD
|
|
|
5789 name = p + 1;
|
|
|
5790 p = vim_strchr(name, '#');
|
|
|
5791 if (p != NULL)
|
|
|
5792 n = au_exists(name, p, p + 1);
|
|
|
5793 else
|
|
|
5794 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
5795 #endif
|
|
|
5796 }
|
|
|
5797 else /* internal variable */
|
|
|
5798 {
|
|
|
5799 char_u *expr_start;
|
|
|
5800 char_u *expr_end;
|
|
|
5801 char_u *temp_string = NULL;
|
|
|
5802 char_u *s;
|
|
|
5803 name = p;
|
|
|
5804
|
|
|
5805 /* Find the end of the name. */
|
|
71
|
5806 s = find_name_end(name, &expr_start, &expr_end, FALSE);
|
|
7
|
5807 if (expr_start != NULL)
|
|
|
5808 {
|
|
|
5809 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
5810 if (temp_string != NULL)
|
|
|
5811 {
|
|
|
5812 len = STRLEN(temp_string);
|
|
|
5813 name = temp_string;
|
|
|
5814 }
|
|
|
5815 }
|
|
|
5816 if (len == 0)
|
|
|
5817 len = get_id_len(&p);
|
|
|
5818 if (len != 0)
|
|
71
|
5819 n = (get_var_tv(name, len, NULL) == OK);
|
|
|
5820
|
|
7
|
5821 vim_free(temp_string);
|
|
71
|
5822 }
|
|
|
5823
|
|
|
5824 rettv->vval.v_number = n;
|
|
7
|
5825 }
|
|
|
5826
|
|
|
5827 /*
|
|
|
5828 * "expand()" function
|
|
|
5829 */
|
|
|
5830 static void
|
|
71
|
5831 f_expand(argvars, rettv)
|
|
|
5832 typeval *argvars;
|
|
|
5833 typeval *rettv;
|
|
7
|
5834 {
|
|
|
5835 char_u *s;
|
|
|
5836 int len;
|
|
|
5837 char_u *errormsg;
|
|
|
5838 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
5839 expand_T xpc;
|
|
|
5840
|
|
71
|
5841 rettv->v_type = VAR_STRING;
|
|
|
5842 s = get_tv_string(&argvars[0]);
|
|
7
|
5843 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
5844 {
|
|
|
5845 ++emsg_off;
|
|
71
|
5846 rettv->vval.v_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
7
|
5847 --emsg_off;
|
|
|
5848 }
|
|
|
5849 else
|
|
|
5850 {
|
|
|
5851 /* When the optional second argument is non-zero, don't remove matches
|
|
|
5852 * for 'suffixes' and 'wildignore' */
|
|
71
|
5853 if (argvars[1].v_type != VAR_UNKNOWN && get_tv_number(&argvars[1]))
|
|
7
|
5854 flags |= WILD_KEEP_ALL;
|
|
|
5855 ExpandInit(&xpc);
|
|
|
5856 xpc.xp_context = EXPAND_FILES;
|
|
71
|
5857 rettv->vval.v_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
7
|
5858 ExpandCleanup(&xpc);
|
|
|
5859 }
|
|
|
5860 }
|
|
|
5861
|
|
|
5862 /*
|
|
80
|
5863 * "extend(list, list [, idx])" function
|
|
|
5864 */
|
|
|
5865 static void
|
|
|
5866 f_extend(argvars, rettv)
|
|
|
5867 typeval *argvars;
|
|
|
5868 typeval *rettv;
|
|
|
5869 {
|
|
|
5870 long before;
|
|
|
5871 long n;
|
|
|
5872 listitem *item;
|
|
|
5873 listvar *l1, *l2;
|
|
|
5874
|
|
|
5875 rettv->vval.v_number = 0;
|
|
|
5876 if (argvars[0].v_type != VAR_LIST || argvars[1].v_type != VAR_LIST)
|
|
|
5877 {
|
|
|
5878 EMSG(_(e_listreq));
|
|
|
5879 return;
|
|
|
5880 }
|
|
|
5881 l1 = argvars[0].vval.v_list;
|
|
|
5882 l2 = argvars[1].vval.v_list;
|
|
|
5883 if (l1 != NULL && l2 != NULL)
|
|
|
5884 {
|
|
|
5885 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5886 {
|
|
|
5887 n = before = get_tv_number(&argvars[2]);
|
|
|
5888 item = list_find_ext(l1, &n);
|
|
|
5889 if (n != 0)
|
|
|
5890 {
|
|
|
5891 EMSGN(_(e_listidx), before);
|
|
|
5892 return;
|
|
|
5893 }
|
|
|
5894 }
|
|
|
5895 else
|
|
|
5896 item = NULL;
|
|
|
5897 list_extend(l1, l2, item);
|
|
|
5898
|
|
|
5899 ++l1->lv_refcount;
|
|
|
5900 copy_tv(&argvars[0], rettv);
|
|
|
5901 }
|
|
|
5902 }
|
|
|
5903
|
|
|
5904 /*
|
|
7
|
5905 * "filereadable()" function
|
|
|
5906 */
|
|
|
5907 static void
|
|
71
|
5908 f_filereadable(argvars, rettv)
|
|
|
5909 typeval *argvars;
|
|
|
5910 typeval *rettv;
|
|
7
|
5911 {
|
|
|
5912 FILE *fd;
|
|
|
5913 char_u *p;
|
|
|
5914 int n;
|
|
|
5915
|
|
71
|
5916 p = get_tv_string(&argvars[0]);
|
|
7
|
5917 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
5918 {
|
|
|
5919 n = TRUE;
|
|
|
5920 fclose(fd);
|
|
|
5921 }
|
|
|
5922 else
|
|
|
5923 n = FALSE;
|
|
|
5924
|
|
71
|
5925 rettv->vval.v_number = n;
|
|
7
|
5926 }
|
|
|
5927
|
|
|
5928 /*
|
|
|
5929 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
5930 * rights to write into.
|
|
|
5931 */
|
|
|
5932 static void
|
|
71
|
5933 f_filewritable(argvars, rettv)
|
|
|
5934 typeval *argvars;
|
|
|
5935 typeval *rettv;
|
|
7
|
5936 {
|
|
|
5937 char_u *p;
|
|
|
5938 int retval = 0;
|
|
|
5939 #if defined(UNIX) || defined(VMS)
|
|
|
5940 int perm = 0;
|
|
|
5941 #endif
|
|
|
5942
|
|
71
|
5943 p = get_tv_string(&argvars[0]);
|
|
7
|
5944 #if defined(UNIX) || defined(VMS)
|
|
|
5945 perm = mch_getperm(p);
|
|
|
5946 #endif
|
|
|
5947 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
5948 if (
|
|
|
5949 # ifdef WIN3264
|
|
|
5950 mch_writable(p) &&
|
|
|
5951 # else
|
|
|
5952 # if defined(UNIX) || defined(VMS)
|
|
|
5953 (perm & 0222) &&
|
|
|
5954 # endif
|
|
|
5955 # endif
|
|
|
5956 mch_access((char *)p, W_OK) == 0
|
|
|
5957 )
|
|
|
5958 #endif
|
|
|
5959 {
|
|
|
5960 ++retval;
|
|
|
5961 if (mch_isdir(p))
|
|
|
5962 ++retval;
|
|
|
5963 }
|
|
71
|
5964 rettv->vval.v_number = retval;
|
|
7
|
5965 }
|
|
|
5966
|
|
83
|
5967 static void findfilendir __ARGS((typeval *argvars, typeval *rettv, int dir));
|
|
|
5968
|
|
|
5969 static void
|
|
|
5970 findfilendir(argvars, rettv, dir)
|
|
71
|
5971 typeval *argvars;
|
|
|
5972 typeval *rettv;
|
|
19
|
5973 int dir;
|
|
|
5974 {
|
|
|
5975 #ifdef FEAT_SEARCHPATH
|
|
|
5976 char_u *fname;
|
|
|
5977 char_u *fresult = NULL;
|
|
|
5978 char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
|
|
|
5979 char_u *p;
|
|
|
5980 char_u pathbuf[NUMBUFLEN];
|
|
|
5981 int count = 1;
|
|
|
5982 int first = TRUE;
|
|
|
5983
|
|
71
|
5984 fname = get_tv_string(&argvars[0]);
|
|
56
|
5985
|
|
|
5986 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5987 {
|
|
71
|
5988 p = get_tv_string_buf(&argvars[1], pathbuf);
|
|
19
|
5989 if (*p != NUL)
|
|
|
5990 path = p;
|
|
|
5991
|
|
56
|
5992 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
5993 count = get_tv_number(&argvars[2]);
|
|
19
|
5994 }
|
|
|
5995
|
|
|
5996 do
|
|
|
5997 {
|
|
|
5998 vim_free(fresult);
|
|
|
5999 fresult = find_file_in_path_option(first ? fname : NULL,
|
|
|
6000 first ? (int)STRLEN(fname) : 0,
|
|
|
6001 0, first, path, dir, NULL);
|
|
|
6002 first = FALSE;
|
|
|
6003 } while (--count > 0 && fresult != NULL);
|
|
|
6004
|
|
71
|
6005 rettv->vval.v_string = fresult;
|
|
19
|
6006 #else
|
|
71
|
6007 rettv->vval.v_string = NULL;
|
|
|
6008 #endif
|
|
|
6009 rettv->v_type = VAR_STRING;
|
|
19
|
6010 }
|
|
|
6011
|
|
|
6012 /*
|
|
83
|
6013 * "finddir({fname}[, {path}[, {count}]])" function
|
|
|
6014 */
|
|
|
6015 static void
|
|
|
6016 f_finddir(argvars, rettv)
|
|
|
6017 typeval *argvars;
|
|
|
6018 typeval *rettv;
|
|
|
6019 {
|
|
|
6020 findfilendir(argvars, rettv, TRUE);
|
|
|
6021 }
|
|
|
6022
|
|
|
6023 /*
|
|
|
6024 * "findfile({fname}[, {path}[, {count}]])" function
|
|
|
6025 */
|
|
|
6026 static void
|
|
|
6027 f_findfile(argvars, rettv)
|
|
|
6028 typeval *argvars;
|
|
|
6029 typeval *rettv;
|
|
|
6030 {
|
|
|
6031 findfilendir(argvars, rettv, FALSE);
|
|
|
6032 }
|
|
|
6033
|
|
|
6034 /*
|
|
7
|
6035 * "fnamemodify({fname}, {mods})" function
|
|
|
6036 */
|
|
|
6037 static void
|
|
71
|
6038 f_fnamemodify(argvars, rettv)
|
|
|
6039 typeval *argvars;
|
|
|
6040 typeval *rettv;
|
|
7
|
6041 {
|
|
|
6042 char_u *fname;
|
|
|
6043 char_u *mods;
|
|
|
6044 int usedlen = 0;
|
|
|
6045 int len;
|
|
|
6046 char_u *fbuf = NULL;
|
|
|
6047 char_u buf[NUMBUFLEN];
|
|
|
6048
|
|
71
|
6049 fname = get_tv_string(&argvars[0]);
|
|
|
6050 mods = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
6051 len = (int)STRLEN(fname);
|
|
|
6052
|
|
|
6053 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
6054
|
|
71
|
6055 rettv->v_type = VAR_STRING;
|
|
7
|
6056 if (fname == NULL)
|
|
71
|
6057 rettv->vval.v_string = NULL;
|
|
|
6058 else
|
|
|
6059 rettv->vval.v_string = vim_strnsave(fname, len);
|
|
7
|
6060 vim_free(fbuf);
|
|
|
6061 }
|
|
|
6062
|
|
83
|
6063 static void foldclosed_both __ARGS((typeval *argvars, typeval *rettv, int end));
|
|
7
|
6064
|
|
|
6065 /*
|
|
|
6066 * "foldclosed()" function
|
|
|
6067 */
|
|
|
6068 static void
|
|
71
|
6069 foldclosed_both(argvars, rettv, end)
|
|
|
6070 typeval *argvars;
|
|
|
6071 typeval *rettv;
|
|
7
|
6072 int end;
|
|
|
6073 {
|
|
|
6074 #ifdef FEAT_FOLDING
|
|
|
6075 linenr_T lnum;
|
|
|
6076 linenr_T first, last;
|
|
|
6077
|
|
71
|
6078 lnum = get_tv_lnum(argvars);
|
|
7
|
6079 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
6080 {
|
|
|
6081 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
6082 {
|
|
|
6083 if (end)
|
|
71
|
6084 rettv->vval.v_number = (varnumber_T)last;
|
|
7
|
6085 else
|
|
71
|
6086 rettv->vval.v_number = (varnumber_T)first;
|
|
7
|
6087 return;
|
|
|
6088 }
|
|
|
6089 }
|
|
|
6090 #endif
|
|
71
|
6091 rettv->vval.v_number = -1;
|
|
7
|
6092 }
|
|
|
6093
|
|
|
6094 /*
|
|
83
|
6095 * "foldclosed()" function
|
|
|
6096 */
|
|
|
6097 static void
|
|
|
6098 f_foldclosed(argvars, rettv)
|
|
|
6099 typeval *argvars;
|
|
|
6100 typeval *rettv;
|
|
|
6101 {
|
|
|
6102 foldclosed_both(argvars, rettv, FALSE);
|
|
|
6103 }
|
|
|
6104
|
|
|
6105 /*
|
|
|
6106 * "foldclosedend()" function
|
|
|
6107 */
|
|
|
6108 static void
|
|
|
6109 f_foldclosedend(argvars, rettv)
|
|
|
6110 typeval *argvars;
|
|
|
6111 typeval *rettv;
|
|
|
6112 {
|
|
|
6113 foldclosed_both(argvars, rettv, TRUE);
|
|
|
6114 }
|
|
|
6115
|
|
|
6116 /*
|
|
7
|
6117 * "foldlevel()" function
|
|
|
6118 */
|
|
|
6119 static void
|
|
71
|
6120 f_foldlevel(argvars, rettv)
|
|
|
6121 typeval *argvars;
|
|
|
6122 typeval *rettv;
|
|
7
|
6123 {
|
|
|
6124 #ifdef FEAT_FOLDING
|
|
|
6125 linenr_T lnum;
|
|
|
6126
|
|
71
|
6127 lnum = get_tv_lnum(argvars);
|
|
7
|
6128 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
6129 rettv->vval.v_number = foldLevel(lnum);
|
|
|
6130 else
|
|
|
6131 #endif
|
|
|
6132 rettv->vval.v_number = 0;
|
|
7
|
6133 }
|
|
|
6134
|
|
|
6135 /*
|
|
|
6136 * "foldtext()" function
|
|
|
6137 */
|
|
|
6138 /*ARGSUSED*/
|
|
|
6139 static void
|
|
71
|
6140 f_foldtext(argvars, rettv)
|
|
|
6141 typeval *argvars;
|
|
|
6142 typeval *rettv;
|
|
7
|
6143 {
|
|
|
6144 #ifdef FEAT_FOLDING
|
|
|
6145 linenr_T lnum;
|
|
|
6146 char_u *s;
|
|
|
6147 char_u *r;
|
|
|
6148 int len;
|
|
|
6149 char *txt;
|
|
|
6150 #endif
|
|
|
6151
|
|
71
|
6152 rettv->v_type = VAR_STRING;
|
|
|
6153 rettv->vval.v_string = NULL;
|
|
7
|
6154 #ifdef FEAT_FOLDING
|
|
|
6155 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
6156 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
6157 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
6158 {
|
|
|
6159 /* Find first non-empty line in the fold. */
|
|
|
6160 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
6161 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
6162 {
|
|
|
6163 if (!linewhite(lnum))
|
|
|
6164 break;
|
|
|
6165 ++lnum;
|
|
|
6166 }
|
|
|
6167
|
|
|
6168 /* Find interesting text in this line. */
|
|
|
6169 s = skipwhite(ml_get(lnum));
|
|
|
6170 /* skip C comment-start */
|
|
|
6171 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
36
|
6172 {
|
|
7
|
6173 s = skipwhite(s + 2);
|
|
36
|
6174 if (*skipwhite(s) == NUL
|
|
|
6175 && lnum + 1 < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
6176 {
|
|
|
6177 s = skipwhite(ml_get(lnum + 1));
|
|
|
6178 if (*s == '*')
|
|
|
6179 s = skipwhite(s + 1);
|
|
|
6180 }
|
|
|
6181 }
|
|
7
|
6182 txt = _("+-%s%3ld lines: ");
|
|
|
6183 r = alloc((unsigned)(STRLEN(txt)
|
|
|
6184 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
6185 + 20 /* for %3ld */
|
|
|
6186 + STRLEN(s))); /* concatenated */
|
|
|
6187 if (r != NULL)
|
|
|
6188 {
|
|
|
6189 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
6190 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
6191 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
6192 len = (int)STRLEN(r);
|
|
|
6193 STRCAT(r, s);
|
|
|
6194 /* remove 'foldmarker' and 'commentstring' */
|
|
|
6195 foldtext_cleanup(r + len);
|
|
71
|
6196 rettv->vval.v_string = r;
|
|
7
|
6197 }
|
|
|
6198 }
|
|
|
6199 #endif
|
|
|
6200 }
|
|
|
6201
|
|
|
6202 /*
|
|
29
|
6203 * "foldtextresult(lnum)" function
|
|
|
6204 */
|
|
|
6205 /*ARGSUSED*/
|
|
|
6206 static void
|
|
71
|
6207 f_foldtextresult(argvars, rettv)
|
|
|
6208 typeval *argvars;
|
|
|
6209 typeval *rettv;
|
|
29
|
6210 {
|
|
|
6211 #ifdef FEAT_FOLDING
|
|
|
6212 linenr_T lnum;
|
|
|
6213 char_u *text;
|
|
|
6214 char_u buf[51];
|
|
|
6215 foldinfo_T foldinfo;
|
|
|
6216 int fold_count;
|
|
|
6217 #endif
|
|
|
6218
|
|
71
|
6219 rettv->v_type = VAR_STRING;
|
|
|
6220 rettv->vval.v_string = NULL;
|
|
29
|
6221 #ifdef FEAT_FOLDING
|
|
71
|
6222 lnum = get_tv_lnum(argvars);
|
|
29
|
6223 fold_count = foldedCount(curwin, lnum, &foldinfo);
|
|
|
6224 if (fold_count > 0)
|
|
|
6225 {
|
|
|
6226 text = get_foldtext(curwin, lnum, lnum + fold_count - 1,
|
|
|
6227 &foldinfo, buf);
|
|
|
6228 if (text == buf)
|
|
|
6229 text = vim_strsave(text);
|
|
71
|
6230 rettv->vval.v_string = text;
|
|
29
|
6231 }
|
|
|
6232 #endif
|
|
|
6233 }
|
|
|
6234
|
|
|
6235 /*
|
|
7
|
6236 * "foreground()" function
|
|
|
6237 */
|
|
|
6238 /*ARGSUSED*/
|
|
|
6239 static void
|
|
71
|
6240 f_foreground(argvars, rettv)
|
|
|
6241 typeval *argvars;
|
|
|
6242 typeval *rettv;
|
|
|
6243 {
|
|
|
6244 rettv->vval.v_number = 0;
|
|
7
|
6245 #ifdef FEAT_GUI
|
|
|
6246 if (gui.in_use)
|
|
|
6247 gui_mch_set_foreground();
|
|
|
6248 #else
|
|
|
6249 # ifdef WIN32
|
|
|
6250 win32_set_foreground();
|
|
|
6251 # endif
|
|
|
6252 #endif
|
|
|
6253 }
|
|
|
6254
|
|
|
6255 /*
|
|
56
|
6256 * "function()" function
|
|
|
6257 */
|
|
|
6258 /*ARGSUSED*/
|
|
|
6259 static void
|
|
71
|
6260 f_function(argvars, rettv)
|
|
|
6261 typeval *argvars;
|
|
|
6262 typeval *rettv;
|
|
56
|
6263 {
|
|
|
6264 char_u *s;
|
|
|
6265
|
|
71
|
6266 s = get_tv_string(&argvars[0]);
|
|
56
|
6267 if (s == NULL || *s == NUL || isdigit(*s))
|
|
|
6268 EMSG2(_(e_invarg2), s);
|
|
|
6269 else if (!function_exists(s))
|
|
86
|
6270 EMSG2(_("E700: Unknown function: %s"), s);
|
|
56
|
6271 else
|
|
|
6272 {
|
|
71
|
6273 rettv->vval.v_string = vim_strsave(s);
|
|
|
6274 rettv->v_type = VAR_FUNC;
|
|
56
|
6275 }
|
|
|
6276 }
|
|
|
6277
|
|
|
6278 /*
|
|
83
|
6279 * "get()" function
|
|
|
6280 */
|
|
|
6281 static void
|
|
|
6282 f_get(argvars, rettv)
|
|
|
6283 typeval *argvars;
|
|
|
6284 typeval *rettv;
|
|
|
6285 {
|
|
|
6286 listitem *item;
|
|
|
6287 listvar *l;
|
|
|
6288
|
|
|
6289 if (argvars[0].v_type != VAR_LIST)
|
|
|
6290 EMSG2(_(e_listarg), "get()");
|
|
|
6291 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
6292 {
|
|
|
6293 item = list_find(l, get_tv_number(&argvars[1]));
|
|
|
6294 if (item == NULL)
|
|
|
6295 {
|
|
|
6296 if (argvars[2].v_type == VAR_UNKNOWN)
|
|
|
6297 rettv->vval.v_number = 0;
|
|
|
6298 else
|
|
|
6299 copy_tv(&argvars[2], rettv);
|
|
|
6300 }
|
|
|
6301 else
|
|
|
6302 copy_tv(&item->li_tv, rettv);
|
|
|
6303 }
|
|
|
6304 }
|
|
|
6305
|
|
|
6306 /*
|
|
|
6307 * "getbufvar()" function
|
|
|
6308 */
|
|
|
6309 static void
|
|
|
6310 f_getbufvar(argvars, rettv)
|
|
|
6311 typeval *argvars;
|
|
|
6312 typeval *rettv;
|
|
|
6313 {
|
|
|
6314 buf_T *buf;
|
|
|
6315 buf_T *save_curbuf;
|
|
|
6316 char_u *varname;
|
|
|
6317 VAR v;
|
|
|
6318
|
|
|
6319 ++emsg_off;
|
|
|
6320 buf = get_buf_tv(&argvars[0]);
|
|
|
6321 varname = get_tv_string(&argvars[1]);
|
|
|
6322
|
|
|
6323 rettv->v_type = VAR_STRING;
|
|
|
6324 rettv->vval.v_string = NULL;
|
|
|
6325
|
|
|
6326 if (buf != NULL && varname != NULL)
|
|
|
6327 {
|
|
|
6328 if (*varname == '&') /* buffer-local-option */
|
|
|
6329 {
|
|
|
6330 /* set curbuf to be our buf, temporarily */
|
|
|
6331 save_curbuf = curbuf;
|
|
|
6332 curbuf = buf;
|
|
|
6333
|
|
|
6334 get_option_tv(&varname, rettv, TRUE);
|
|
|
6335
|
|
|
6336 /* restore previous notion of curbuf */
|
|
|
6337 curbuf = save_curbuf;
|
|
|
6338 }
|
|
|
6339 else
|
|
|
6340 {
|
|
|
6341 /* look up the variable */
|
|
|
6342 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
6343 if (v != NULL)
|
|
|
6344 copy_tv(&v->tv, rettv);
|
|
|
6345 }
|
|
|
6346 }
|
|
|
6347
|
|
|
6348 --emsg_off;
|
|
|
6349 }
|
|
|
6350
|
|
|
6351 /*
|
|
7
|
6352 * "getchar()" function
|
|
|
6353 */
|
|
|
6354 static void
|
|
71
|
6355 f_getchar(argvars, rettv)
|
|
|
6356 typeval *argvars;
|
|
|
6357 typeval *rettv;
|
|
7
|
6358 {
|
|
|
6359 varnumber_T n;
|
|
|
6360
|
|
|
6361 ++no_mapping;
|
|
|
6362 ++allow_keys;
|
|
56
|
6363 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
7
|
6364 /* getchar(): blocking wait. */
|
|
|
6365 n = safe_vgetc();
|
|
71
|
6366 else if (get_tv_number(&argvars[0]) == 1)
|
|
7
|
6367 /* getchar(1): only check if char avail */
|
|
|
6368 n = vpeekc();
|
|
|
6369 else if (vpeekc() == NUL)
|
|
|
6370 /* getchar(0) and no char avail: return zero */
|
|
|
6371 n = 0;
|
|
|
6372 else
|
|
|
6373 /* getchar(0) and char avail: return char */
|
|
|
6374 n = safe_vgetc();
|
|
|
6375 --no_mapping;
|
|
|
6376 --allow_keys;
|
|
|
6377
|
|
71
|
6378 rettv->vval.v_number = n;
|
|
7
|
6379 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
6380 {
|
|
|
6381 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
6382 int i = 0;
|
|
|
6383
|
|
|
6384 /* Turn a special key into three bytes, plus modifier. */
|
|
|
6385 if (mod_mask != 0)
|
|
|
6386 {
|
|
|
6387 temp[i++] = K_SPECIAL;
|
|
|
6388 temp[i++] = KS_MODIFIER;
|
|
|
6389 temp[i++] = mod_mask;
|
|
|
6390 }
|
|
|
6391 if (IS_SPECIAL(n))
|
|
|
6392 {
|
|
|
6393 temp[i++] = K_SPECIAL;
|
|
|
6394 temp[i++] = K_SECOND(n);
|
|
|
6395 temp[i++] = K_THIRD(n);
|
|
|
6396 }
|
|
|
6397 #ifdef FEAT_MBYTE
|
|
|
6398 else if (has_mbyte)
|
|
|
6399 i += (*mb_char2bytes)(n, temp + i);
|
|
|
6400 #endif
|
|
|
6401 else
|
|
|
6402 temp[i++] = n;
|
|
|
6403 temp[i++] = NUL;
|
|
71
|
6404 rettv->v_type = VAR_STRING;
|
|
|
6405 rettv->vval.v_string = vim_strsave(temp);
|
|
7
|
6406 }
|
|
|
6407 }
|
|
|
6408
|
|
|
6409 /*
|
|
|
6410 * "getcharmod()" function
|
|
|
6411 */
|
|
|
6412 /*ARGSUSED*/
|
|
|
6413 static void
|
|
71
|
6414 f_getcharmod(argvars, rettv)
|
|
|
6415 typeval *argvars;
|
|
|
6416 typeval *rettv;
|
|
|
6417 {
|
|
|
6418 rettv->vval.v_number = mod_mask;
|
|
7
|
6419 }
|
|
|
6420
|
|
|
6421 /*
|
|
|
6422 * "getcmdline()" function
|
|
|
6423 */
|
|
|
6424 /*ARGSUSED*/
|
|
|
6425 static void
|
|
71
|
6426 f_getcmdline(argvars, rettv)
|
|
|
6427 typeval *argvars;
|
|
|
6428 typeval *rettv;
|
|
|
6429 {
|
|
|
6430 rettv->v_type = VAR_STRING;
|
|
|
6431 rettv->vval.v_string = get_cmdline_str();
|
|
7
|
6432 }
|
|
|
6433
|
|
|
6434 /*
|
|
|
6435 * "getcmdpos()" function
|
|
|
6436 */
|
|
|
6437 /*ARGSUSED*/
|
|
|
6438 static void
|
|
71
|
6439 f_getcmdpos(argvars, rettv)
|
|
|
6440 typeval *argvars;
|
|
|
6441 typeval *rettv;
|
|
|
6442 {
|
|
|
6443 rettv->vval.v_number = get_cmdline_pos() + 1;
|
|
7
|
6444 }
|
|
|
6445
|
|
|
6446 /*
|
|
|
6447 * "getcwd()" function
|
|
|
6448 */
|
|
|
6449 /*ARGSUSED*/
|
|
|
6450 static void
|
|
71
|
6451 f_getcwd(argvars, rettv)
|
|
|
6452 typeval *argvars;
|
|
|
6453 typeval *rettv;
|
|
7
|
6454 {
|
|
|
6455 char_u cwd[MAXPATHL];
|
|
|
6456
|
|
71
|
6457 rettv->v_type = VAR_STRING;
|
|
7
|
6458 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
71
|
6459 rettv->vval.v_string = NULL;
|
|
|
6460 else
|
|
|
6461 {
|
|
|
6462 rettv->vval.v_string = vim_strsave(cwd);
|
|
7
|
6463 #ifdef BACKSLASH_IN_FILENAME
|
|
71
|
6464 slash_adjust(rettv->vval.v_string);
|
|
7
|
6465 #endif
|
|
|
6466 }
|
|
|
6467 }
|
|
|
6468
|
|
|
6469 /*
|
|
38
|
6470 * "getfontname()" function
|
|
|
6471 */
|
|
39
|
6472 /*ARGSUSED*/
|
|
38
|
6473 static void
|
|
71
|
6474 f_getfontname(argvars, rettv)
|
|
|
6475 typeval *argvars;
|
|
|
6476 typeval *rettv;
|
|
|
6477 {
|
|
|
6478 rettv->v_type = VAR_STRING;
|
|
|
6479 rettv->vval.v_string = NULL;
|
|
38
|
6480 #ifdef FEAT_GUI
|
|
|
6481 if (gui.in_use)
|
|
|
6482 {
|
|
|
6483 GuiFont font;
|
|
|
6484 char_u *name = NULL;
|
|
|
6485
|
|
56
|
6486 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
38
|
6487 {
|
|
|
6488 /* Get the "Normal" font. Either the name saved by
|
|
|
6489 * hl_set_font_name() or from the font ID. */
|
|
|
6490 font = gui.norm_font;
|
|
|
6491 name = hl_get_font_name();
|
|
|
6492 }
|
|
|
6493 else
|
|
|
6494 {
|
|
71
|
6495 name = get_tv_string(&argvars[0]);
|
|
38
|
6496 if (STRCMP(name, "*") == 0) /* don't use font dialog */
|
|
|
6497 return;
|
|
|
6498 font = gui_mch_get_font(name, FALSE);
|
|
|
6499 if (font == NOFONT)
|
|
|
6500 return; /* Invalid font name, return empty string. */
|
|
|
6501 }
|
|
71
|
6502 rettv->vval.v_string = gui_mch_get_fontname(font, name);
|
|
56
|
6503 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
38
|
6504 gui_mch_free_font(font);
|
|
|
6505 }
|
|
|
6506 #endif
|
|
|
6507 }
|
|
|
6508
|
|
|
6509 /*
|
|
20
|
6510 * "getfperm({fname})" function
|
|
|
6511 */
|
|
|
6512 static void
|
|
71
|
6513 f_getfperm(argvars, rettv)
|
|
|
6514 typeval *argvars;
|
|
|
6515 typeval *rettv;
|
|
20
|
6516 {
|
|
|
6517 char_u *fname;
|
|
|
6518 struct stat st;
|
|
|
6519 char_u *perm = NULL;
|
|
|
6520 char_u flags[] = "rwx";
|
|
|
6521 int i;
|
|
|
6522
|
|
71
|
6523 fname = get_tv_string(&argvars[0]);
|
|
|
6524
|
|
|
6525 rettv->v_type = VAR_STRING;
|
|
20
|
6526 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
6527 {
|
|
|
6528 perm = vim_strsave((char_u *)"---------");
|
|
|
6529 if (perm != NULL)
|
|
|
6530 {
|
|
|
6531 for (i = 0; i < 9; i++)
|
|
|
6532 {
|
|
|
6533 if (st.st_mode & (1 << (8 - i)))
|
|
|
6534 perm[i] = flags[i % 3];
|
|
|
6535 }
|
|
|
6536 }
|
|
|
6537 }
|
|
71
|
6538 rettv->vval.v_string = perm;
|
|
20
|
6539 }
|
|
|
6540
|
|
|
6541 /*
|
|
7
|
6542 * "getfsize({fname})" function
|
|
|
6543 */
|
|
|
6544 static void
|
|
71
|
6545 f_getfsize(argvars, rettv)
|
|
|
6546 typeval *argvars;
|
|
|
6547 typeval *rettv;
|
|
7
|
6548 {
|
|
|
6549 char_u *fname;
|
|
|
6550 struct stat st;
|
|
|
6551
|
|
71
|
6552 fname = get_tv_string(&argvars[0]);
|
|
|
6553
|
|
|
6554 rettv->v_type = VAR_NUMBER;
|
|
7
|
6555
|
|
|
6556 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
6557 {
|
|
|
6558 if (mch_isdir(fname))
|
|
71
|
6559 rettv->vval.v_number = 0;
|
|
7
|
6560 else
|
|
71
|
6561 rettv->vval.v_number = (varnumber_T)st.st_size;
|
|
|
6562 }
|
|
|
6563 else
|
|
|
6564 rettv->vval.v_number = -1;
|
|
7
|
6565 }
|
|
|
6566
|
|
|
6567 /*
|
|
|
6568 * "getftime({fname})" function
|
|
|
6569 */
|
|
|
6570 static void
|
|
71
|
6571 f_getftime(argvars, rettv)
|
|
|
6572 typeval *argvars;
|
|
|
6573 typeval *rettv;
|
|
7
|
6574 {
|
|
|
6575 char_u *fname;
|
|
|
6576 struct stat st;
|
|
|
6577
|
|
71
|
6578 fname = get_tv_string(&argvars[0]);
|
|
7
|
6579
|
|
|
6580 if (mch_stat((char *)fname, &st) >= 0)
|
|
71
|
6581 rettv->vval.v_number = (varnumber_T)st.st_mtime;
|
|
|
6582 else
|
|
|
6583 rettv->vval.v_number = -1;
|
|
7
|
6584 }
|
|
|
6585
|
|
|
6586 /*
|
|
20
|
6587 * "getftype({fname})" function
|
|
|
6588 */
|
|
|
6589 static void
|
|
71
|
6590 f_getftype(argvars, rettv)
|
|
|
6591 typeval *argvars;
|
|
|
6592 typeval *rettv;
|
|
20
|
6593 {
|
|
|
6594 char_u *fname;
|
|
|
6595 struct stat st;
|
|
|
6596 char_u *type = NULL;
|
|
|
6597 char *t;
|
|
|
6598
|
|
71
|
6599 fname = get_tv_string(&argvars[0]);
|
|
|
6600
|
|
|
6601 rettv->v_type = VAR_STRING;
|
|
20
|
6602 if (mch_lstat((char *)fname, &st) >= 0)
|
|
|
6603 {
|
|
|
6604 #ifdef S_ISREG
|
|
|
6605 if (S_ISREG(st.st_mode))
|
|
|
6606 t = "file";
|
|
|
6607 else if (S_ISDIR(st.st_mode))
|
|
|
6608 t = "dir";
|
|
|
6609 # ifdef S_ISLNK
|
|
|
6610 else if (S_ISLNK(st.st_mode))
|
|
|
6611 t = "link";
|
|
|
6612 # endif
|
|
|
6613 # ifdef S_ISBLK
|
|
|
6614 else if (S_ISBLK(st.st_mode))
|
|
|
6615 t = "bdev";
|
|
|
6616 # endif
|
|
|
6617 # ifdef S_ISCHR
|
|
|
6618 else if (S_ISCHR(st.st_mode))
|
|
|
6619 t = "cdev";
|
|
|
6620 # endif
|
|
|
6621 # ifdef S_ISFIFO
|
|
|
6622 else if (S_ISFIFO(st.st_mode))
|
|
|
6623 t = "fifo";
|
|
|
6624 # endif
|
|
|
6625 # ifdef S_ISSOCK
|
|
|
6626 else if (S_ISSOCK(st.st_mode))
|
|
|
6627 t = "fifo";
|
|
|
6628 # endif
|
|
|
6629 else
|
|
|
6630 t = "other";
|
|
|
6631 #else
|
|
|
6632 # ifdef S_IFMT
|
|
|
6633 switch (st.st_mode & S_IFMT)
|
|
|
6634 {
|
|
|
6635 case S_IFREG: t = "file"; break;
|
|
|
6636 case S_IFDIR: t = "dir"; break;
|
|
|
6637 # ifdef S_IFLNK
|
|
|
6638 case S_IFLNK: t = "link"; break;
|
|
|
6639 # endif
|
|
|
6640 # ifdef S_IFBLK
|
|
|
6641 case S_IFBLK: t = "bdev"; break;
|
|
|
6642 # endif
|
|
|
6643 # ifdef S_IFCHR
|
|
|
6644 case S_IFCHR: t = "cdev"; break;
|
|
|
6645 # endif
|
|
|
6646 # ifdef S_IFIFO
|
|
|
6647 case S_IFIFO: t = "fifo"; break;
|
|
|
6648 # endif
|
|
|
6649 # ifdef S_IFSOCK
|
|
|
6650 case S_IFSOCK: t = "socket"; break;
|
|
|
6651 # endif
|
|
|
6652 default: t = "other";
|
|
|
6653 }
|
|
|
6654 # else
|
|
|
6655 if (mch_isdir(fname))
|
|
|
6656 t = "dir";
|
|
|
6657 else
|
|
|
6658 t = "file";
|
|
|
6659 # endif
|
|
|
6660 #endif
|
|
|
6661 type = vim_strsave((char_u *)t);
|
|
|
6662 }
|
|
71
|
6663 rettv->vval.v_string = type;
|
|
20
|
6664 }
|
|
|
6665
|
|
|
6666 /*
|
|
83
|
6667 * "getline(lnum)" function
|
|
|
6668 */
|
|
|
6669 static void
|
|
|
6670 f_getline(argvars, rettv)
|
|
|
6671 typeval *argvars;
|
|
|
6672 typeval *rettv;
|
|
|
6673 {
|
|
|
6674 linenr_T lnum;
|
|
|
6675 linenr_T end;
|
|
|
6676 char_u *p;
|
|
|
6677 listvar *l;
|
|
|
6678 listitem *li;
|
|
|
6679
|
|
|
6680 lnum = get_tv_lnum(argvars);
|
|
|
6681
|
|
|
6682 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
|
6683 {
|
|
|
6684 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
6685 p = ml_get(lnum);
|
|
|
6686 else
|
|
|
6687 p = (char_u *)"";
|
|
|
6688
|
|
|
6689 rettv->v_type = VAR_STRING;
|
|
|
6690 rettv->vval.v_string = vim_strsave(p);
|
|
|
6691 }
|
|
|
6692 else
|
|
|
6693 {
|
|
|
6694 end = get_tv_lnum(&argvars[1]);
|
|
|
6695 if (end < lnum)
|
|
|
6696 {
|
|
|
6697 EMSG(_(e_invrange));
|
|
|
6698 rettv->vval.v_number = 0;
|
|
|
6699 }
|
|
|
6700 else
|
|
|
6701 {
|
|
|
6702 l = list_alloc();
|
|
|
6703 if (l != NULL)
|
|
|
6704 {
|
|
|
6705 if (lnum < 1)
|
|
|
6706 lnum = 1;
|
|
|
6707 if (end > curbuf->b_ml.ml_line_count)
|
|
|
6708 end = curbuf->b_ml.ml_line_count;
|
|
|
6709 while (lnum <= end)
|
|
|
6710 {
|
|
|
6711 li = listitem_alloc();
|
|
|
6712 if (li == NULL)
|
|
|
6713 break;
|
|
|
6714 list_append(l, li);
|
|
|
6715 li->li_tv.v_type = VAR_STRING;
|
|
|
6716 li->li_tv.vval.v_string = vim_strsave(ml_get(lnum++));
|
|
|
6717 }
|
|
|
6718 rettv->vval.v_list = l;
|
|
|
6719 rettv->v_type = VAR_LIST;
|
|
|
6720 ++l->lv_refcount;
|
|
|
6721 }
|
|
|
6722 }
|
|
|
6723 }
|
|
|
6724 }
|
|
|
6725
|
|
|
6726 /*
|
|
7
|
6727 * "getreg()" function
|
|
|
6728 */
|
|
|
6729 static void
|
|
71
|
6730 f_getreg(argvars, rettv)
|
|
|
6731 typeval *argvars;
|
|
|
6732 typeval *rettv;
|
|
7
|
6733 {
|
|
|
6734 char_u *strregname;
|
|
|
6735 int regname;
|
|
|
6736
|
|
56
|
6737 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
6738 strregname = get_tv_string(&argvars[0]);
|
|
7
|
6739 else
|
|
|
6740 strregname = vimvars[VV_REG].val;
|
|
|
6741 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6742 if (regname == 0)
|
|
|
6743 regname = '"';
|
|
|
6744
|
|
71
|
6745 rettv->v_type = VAR_STRING;
|
|
|
6746 rettv->vval.v_string = get_reg_contents(regname, TRUE);
|
|
7
|
6747 }
|
|
|
6748
|
|
|
6749 /*
|
|
|
6750 * "getregtype()" function
|
|
|
6751 */
|
|
|
6752 static void
|
|
71
|
6753 f_getregtype(argvars, rettv)
|
|
|
6754 typeval *argvars;
|
|
|
6755 typeval *rettv;
|
|
7
|
6756 {
|
|
|
6757 char_u *strregname;
|
|
|
6758 int regname;
|
|
|
6759 char_u buf[NUMBUFLEN + 2];
|
|
|
6760 long reglen = 0;
|
|
|
6761
|
|
56
|
6762 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
6763 strregname = get_tv_string(&argvars[0]);
|
|
7
|
6764 else
|
|
|
6765 /* Default to v:register */
|
|
|
6766 strregname = vimvars[VV_REG].val;
|
|
|
6767
|
|
|
6768 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6769 if (regname == 0)
|
|
|
6770 regname = '"';
|
|
|
6771
|
|
|
6772 buf[0] = NUL;
|
|
|
6773 buf[1] = NUL;
|
|
|
6774 switch (get_reg_type(regname, ®len))
|
|
|
6775 {
|
|
|
6776 case MLINE: buf[0] = 'V'; break;
|
|
|
6777 case MCHAR: buf[0] = 'v'; break;
|
|
|
6778 #ifdef FEAT_VISUAL
|
|
|
6779 case MBLOCK:
|
|
|
6780 buf[0] = Ctrl_V;
|
|
|
6781 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
6782 break;
|
|
|
6783 #endif
|
|
|
6784 }
|
|
71
|
6785 rettv->v_type = VAR_STRING;
|
|
|
6786 rettv->vval.v_string = vim_strsave(buf);
|
|
7
|
6787 }
|
|
|
6788
|
|
|
6789 /*
|
|
|
6790 * "getwinposx()" function
|
|
|
6791 */
|
|
|
6792 /*ARGSUSED*/
|
|
|
6793 static void
|
|
71
|
6794 f_getwinposx(argvars, rettv)
|
|
|
6795 typeval *argvars;
|
|
|
6796 typeval *rettv;
|
|
|
6797 {
|
|
|
6798 rettv->vval.v_number = -1;
|
|
7
|
6799 #ifdef FEAT_GUI
|
|
|
6800 if (gui.in_use)
|
|
|
6801 {
|
|
|
6802 int x, y;
|
|
|
6803
|
|
|
6804 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
6805 rettv->vval.v_number = x;
|
|
7
|
6806 }
|
|
|
6807 #endif
|
|
|
6808 }
|
|
|
6809
|
|
|
6810 /*
|
|
|
6811 * "getwinposy()" function
|
|
|
6812 */
|
|
|
6813 /*ARGSUSED*/
|
|
|
6814 static void
|
|
71
|
6815 f_getwinposy(argvars, rettv)
|
|
|
6816 typeval *argvars;
|
|
|
6817 typeval *rettv;
|
|
|
6818 {
|
|
|
6819 rettv->vval.v_number = -1;
|
|
7
|
6820 #ifdef FEAT_GUI
|
|
|
6821 if (gui.in_use)
|
|
|
6822 {
|
|
|
6823 int x, y;
|
|
|
6824
|
|
|
6825 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
6826 rettv->vval.v_number = y;
|
|
7
|
6827 }
|
|
|
6828 #endif
|
|
|
6829 }
|
|
|
6830
|
|
|
6831 /*
|
|
|
6832 * "getwinvar()" function
|
|
|
6833 */
|
|
|
6834 static void
|
|
71
|
6835 f_getwinvar(argvars, rettv)
|
|
|
6836 typeval *argvars;
|
|
|
6837 typeval *rettv;
|
|
7
|
6838 {
|
|
|
6839 win_T *win, *oldcurwin;
|
|
|
6840 char_u *varname;
|
|
|
6841 VAR v;
|
|
|
6842
|
|
|
6843 ++emsg_off;
|
|
|
6844 win = find_win_by_nr(&argvars[0]);
|
|
71
|
6845 varname = get_tv_string(&argvars[1]);
|
|
|
6846
|
|
|
6847 rettv->v_type = VAR_STRING;
|
|
|
6848 rettv->vval.v_string = NULL;
|
|
7
|
6849
|
|
|
6850 if (win != NULL && varname != NULL)
|
|
|
6851 {
|
|
|
6852 if (*varname == '&') /* window-local-option */
|
|
|
6853 {
|
|
|
6854 /* set curwin to be our win, temporarily */
|
|
|
6855 oldcurwin = curwin;
|
|
|
6856 curwin = win;
|
|
|
6857
|
|
71
|
6858 get_option_tv(&varname, rettv, 1);
|
|
7
|
6859
|
|
|
6860 /* restore previous notion of curwin */
|
|
|
6861 curwin = oldcurwin;
|
|
|
6862 }
|
|
|
6863 else
|
|
|
6864 {
|
|
|
6865 /* look up the variable */
|
|
|
6866 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
6867 if (v != NULL)
|
|
71
|
6868 copy_tv(&v->tv, rettv);
|
|
7
|
6869 }
|
|
|
6870 }
|
|
|
6871
|
|
|
6872 --emsg_off;
|
|
|
6873 }
|
|
|
6874
|
|
|
6875 /*
|
|
|
6876 * "glob()" function
|
|
|
6877 */
|
|
|
6878 static void
|
|
71
|
6879 f_glob(argvars, rettv)
|
|
|
6880 typeval *argvars;
|
|
|
6881 typeval *rettv;
|
|
7
|
6882 {
|
|
|
6883 expand_T xpc;
|
|
|
6884
|
|
|
6885 ExpandInit(&xpc);
|
|
|
6886 xpc.xp_context = EXPAND_FILES;
|
|
71
|
6887 rettv->v_type = VAR_STRING;
|
|
|
6888 rettv->vval.v_string = ExpandOne(&xpc, get_tv_string(&argvars[0]),
|
|
7
|
6889 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
6890 ExpandCleanup(&xpc);
|
|
|
6891 }
|
|
|
6892
|
|
|
6893 /*
|
|
|
6894 * "globpath()" function
|
|
|
6895 */
|
|
|
6896 static void
|
|
71
|
6897 f_globpath(argvars, rettv)
|
|
|
6898 typeval *argvars;
|
|
|
6899 typeval *rettv;
|
|
7
|
6900 {
|
|
|
6901 char_u buf1[NUMBUFLEN];
|
|
|
6902
|
|
71
|
6903 rettv->v_type = VAR_STRING;
|
|
|
6904 rettv->vval.v_string = globpath(get_tv_string(&argvars[0]),
|
|
|
6905 get_tv_string_buf(&argvars[1], buf1));
|
|
7
|
6906 }
|
|
|
6907
|
|
|
6908 /*
|
|
|
6909 * "has()" function
|
|
|
6910 */
|
|
|
6911 static void
|
|
71
|
6912 f_has(argvars, rettv)
|
|
|
6913 typeval *argvars;
|
|
|
6914 typeval *rettv;
|
|
7
|
6915 {
|
|
|
6916 int i;
|
|
|
6917 char_u *name;
|
|
|
6918 int n = FALSE;
|
|
|
6919 static char *(has_list[]) =
|
|
|
6920 {
|
|
|
6921 #ifdef AMIGA
|
|
|
6922 "amiga",
|
|
|
6923 # ifdef FEAT_ARP
|
|
|
6924 "arp",
|
|
|
6925 # endif
|
|
|
6926 #endif
|
|
|
6927 #ifdef __BEOS__
|
|
|
6928 "beos",
|
|
|
6929 #endif
|
|
|
6930 #ifdef MSDOS
|
|
|
6931 # ifdef DJGPP
|
|
|
6932 "dos32",
|
|
|
6933 # else
|
|
|
6934 "dos16",
|
|
|
6935 # endif
|
|
|
6936 #endif
|
|
|
6937 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
6938 "mac",
|
|
|
6939 #endif
|
|
|
6940 #if defined(MACOS_X_UNIX)
|
|
|
6941 "macunix",
|
|
|
6942 #endif
|
|
|
6943 #ifdef OS2
|
|
|
6944 "os2",
|
|
|
6945 #endif
|
|
|
6946 #ifdef __QNX__
|
|
|
6947 "qnx",
|
|
|
6948 #endif
|
|
|
6949 #ifdef RISCOS
|
|
|
6950 "riscos",
|
|
|
6951 #endif
|
|
|
6952 #ifdef UNIX
|
|
|
6953 "unix",
|
|
|
6954 #endif
|
|
|
6955 #ifdef VMS
|
|
|
6956 "vms",
|
|
|
6957 #endif
|
|
|
6958 #ifdef WIN16
|
|
|
6959 "win16",
|
|
|
6960 #endif
|
|
|
6961 #ifdef WIN32
|
|
|
6962 "win32",
|
|
|
6963 #endif
|
|
|
6964 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
6965 "win32unix",
|
|
|
6966 #endif
|
|
|
6967 #ifdef WIN64
|
|
|
6968 "win64",
|
|
|
6969 #endif
|
|
|
6970 #ifdef EBCDIC
|
|
|
6971 "ebcdic",
|
|
|
6972 #endif
|
|
|
6973 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
6974 "fname_case",
|
|
|
6975 #endif
|
|
|
6976 #ifdef FEAT_ARABIC
|
|
|
6977 "arabic",
|
|
|
6978 #endif
|
|
|
6979 #ifdef FEAT_AUTOCMD
|
|
|
6980 "autocmd",
|
|
|
6981 #endif
|
|
|
6982 #ifdef FEAT_BEVAL
|
|
|
6983 "balloon_eval",
|
|
|
6984 #endif
|
|
|
6985 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
6986 "builtin_terms",
|
|
|
6987 # ifdef ALL_BUILTIN_TCAPS
|
|
|
6988 "all_builtin_terms",
|
|
|
6989 # endif
|
|
|
6990 #endif
|
|
|
6991 #ifdef FEAT_BYTEOFF
|
|
|
6992 "byte_offset",
|
|
|
6993 #endif
|
|
|
6994 #ifdef FEAT_CINDENT
|
|
|
6995 "cindent",
|
|
|
6996 #endif
|
|
|
6997 #ifdef FEAT_CLIENTSERVER
|
|
|
6998 "clientserver",
|
|
|
6999 #endif
|
|
|
7000 #ifdef FEAT_CLIPBOARD
|
|
|
7001 "clipboard",
|
|
|
7002 #endif
|
|
|
7003 #ifdef FEAT_CMDL_COMPL
|
|
|
7004 "cmdline_compl",
|
|
|
7005 #endif
|
|
|
7006 #ifdef FEAT_CMDHIST
|
|
|
7007 "cmdline_hist",
|
|
|
7008 #endif
|
|
|
7009 #ifdef FEAT_COMMENTS
|
|
|
7010 "comments",
|
|
|
7011 #endif
|
|
|
7012 #ifdef FEAT_CRYPT
|
|
|
7013 "cryptv",
|
|
|
7014 #endif
|
|
|
7015 #ifdef FEAT_CSCOPE
|
|
|
7016 "cscope",
|
|
|
7017 #endif
|
|
|
7018 #ifdef DEBUG
|
|
|
7019 "debug",
|
|
|
7020 #endif
|
|
|
7021 #ifdef FEAT_CON_DIALOG
|
|
|
7022 "dialog_con",
|
|
|
7023 #endif
|
|
|
7024 #ifdef FEAT_GUI_DIALOG
|
|
|
7025 "dialog_gui",
|
|
|
7026 #endif
|
|
|
7027 #ifdef FEAT_DIFF
|
|
|
7028 "diff",
|
|
|
7029 #endif
|
|
|
7030 #ifdef FEAT_DIGRAPHS
|
|
|
7031 "digraphs",
|
|
|
7032 #endif
|
|
|
7033 #ifdef FEAT_DND
|
|
|
7034 "dnd",
|
|
|
7035 #endif
|
|
|
7036 #ifdef FEAT_EMACS_TAGS
|
|
|
7037 "emacs_tags",
|
|
|
7038 #endif
|
|
|
7039 "eval", /* always present, of course! */
|
|
|
7040 #ifdef FEAT_EX_EXTRA
|
|
|
7041 "ex_extra",
|
|
|
7042 #endif
|
|
|
7043 #ifdef FEAT_SEARCH_EXTRA
|
|
|
7044 "extra_search",
|
|
|
7045 #endif
|
|
|
7046 #ifdef FEAT_FKMAP
|
|
|
7047 "farsi",
|
|
|
7048 #endif
|
|
|
7049 #ifdef FEAT_SEARCHPATH
|
|
|
7050 "file_in_path",
|
|
|
7051 #endif
|
|
|
7052 #ifdef FEAT_FIND_ID
|
|
|
7053 "find_in_path",
|
|
|
7054 #endif
|
|
|
7055 #ifdef FEAT_FOLDING
|
|
|
7056 "folding",
|
|
|
7057 #endif
|
|
|
7058 #ifdef FEAT_FOOTER
|
|
|
7059 "footer",
|
|
|
7060 #endif
|
|
|
7061 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
7062 "fork",
|
|
|
7063 #endif
|
|
|
7064 #ifdef FEAT_GETTEXT
|
|
|
7065 "gettext",
|
|
|
7066 #endif
|
|
|
7067 #ifdef FEAT_GUI
|
|
|
7068 "gui",
|
|
|
7069 #endif
|
|
|
7070 #ifdef FEAT_GUI_ATHENA
|
|
|
7071 # ifdef FEAT_GUI_NEXTAW
|
|
|
7072 "gui_neXtaw",
|
|
|
7073 # else
|
|
|
7074 "gui_athena",
|
|
|
7075 # endif
|
|
|
7076 #endif
|
|
11
|
7077 #ifdef FEAT_GUI_KDE
|
|
|
7078 "gui_kde",
|
|
|
7079 #endif
|
|
7
|
7080 #ifdef FEAT_GUI_GTK
|
|
|
7081 "gui_gtk",
|
|
|
7082 # ifdef HAVE_GTK2
|
|
|
7083 "gui_gtk2",
|
|
|
7084 # endif
|
|
|
7085 #endif
|
|
|
7086 #ifdef FEAT_GUI_MAC
|
|
|
7087 "gui_mac",
|
|
|
7088 #endif
|
|
|
7089 #ifdef FEAT_GUI_MOTIF
|
|
|
7090 "gui_motif",
|
|
|
7091 #endif
|
|
|
7092 #ifdef FEAT_GUI_PHOTON
|
|
|
7093 "gui_photon",
|
|
|
7094 #endif
|
|
|
7095 #ifdef FEAT_GUI_W16
|
|
|
7096 "gui_win16",
|
|
|
7097 #endif
|
|
|
7098 #ifdef FEAT_GUI_W32
|
|
|
7099 "gui_win32",
|
|
|
7100 #endif
|
|
|
7101 #ifdef FEAT_HANGULIN
|
|
|
7102 "hangul_input",
|
|
|
7103 #endif
|
|
|
7104 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
7105 "iconv",
|
|
|
7106 #endif
|
|
|
7107 #ifdef FEAT_INS_EXPAND
|
|
|
7108 "insert_expand",
|
|
|
7109 #endif
|
|
|
7110 #ifdef FEAT_JUMPLIST
|
|
|
7111 "jumplist",
|
|
|
7112 #endif
|
|
|
7113 #ifdef FEAT_KEYMAP
|
|
|
7114 "keymap",
|
|
|
7115 #endif
|
|
|
7116 #ifdef FEAT_LANGMAP
|
|
|
7117 "langmap",
|
|
|
7118 #endif
|
|
|
7119 #ifdef FEAT_LIBCALL
|
|
|
7120 "libcall",
|
|
|
7121 #endif
|
|
|
7122 #ifdef FEAT_LINEBREAK
|
|
|
7123 "linebreak",
|
|
|
7124 #endif
|
|
|
7125 #ifdef FEAT_LISP
|
|
|
7126 "lispindent",
|
|
|
7127 #endif
|
|
|
7128 #ifdef FEAT_LISTCMDS
|
|
|
7129 "listcmds",
|
|
|
7130 #endif
|
|
|
7131 #ifdef FEAT_LOCALMAP
|
|
|
7132 "localmap",
|
|
|
7133 #endif
|
|
|
7134 #ifdef FEAT_MENU
|
|
|
7135 "menu",
|
|
|
7136 #endif
|
|
|
7137 #ifdef FEAT_SESSION
|
|
|
7138 "mksession",
|
|
|
7139 #endif
|
|
|
7140 #ifdef FEAT_MODIFY_FNAME
|
|
|
7141 "modify_fname",
|
|
|
7142 #endif
|
|
|
7143 #ifdef FEAT_MOUSE
|
|
|
7144 "mouse",
|
|
|
7145 #endif
|
|
|
7146 #ifdef FEAT_MOUSESHAPE
|
|
|
7147 "mouseshape",
|
|
|
7148 #endif
|
|
|
7149 #if defined(UNIX) || defined(VMS)
|
|
|
7150 # ifdef FEAT_MOUSE_DEC
|
|
|
7151 "mouse_dec",
|
|
|
7152 # endif
|
|
|
7153 # ifdef FEAT_MOUSE_GPM
|
|
|
7154 "mouse_gpm",
|
|
|
7155 # endif
|
|
|
7156 # ifdef FEAT_MOUSE_JSB
|
|
|
7157 "mouse_jsbterm",
|
|
|
7158 # endif
|
|
|
7159 # ifdef FEAT_MOUSE_NET
|
|
|
7160 "mouse_netterm",
|
|
|
7161 # endif
|
|
|
7162 # ifdef FEAT_MOUSE_PTERM
|
|
|
7163 "mouse_pterm",
|
|
|
7164 # endif
|
|
|
7165 # ifdef FEAT_MOUSE_XTERM
|
|
|
7166 "mouse_xterm",
|
|
|
7167 # endif
|
|
|
7168 #endif
|
|
|
7169 #ifdef FEAT_MBYTE
|
|
|
7170 "multi_byte",
|
|
|
7171 #endif
|
|
|
7172 #ifdef FEAT_MBYTE_IME
|
|
|
7173 "multi_byte_ime",
|
|
|
7174 #endif
|
|
|
7175 #ifdef FEAT_MULTI_LANG
|
|
|
7176 "multi_lang",
|
|
|
7177 #endif
|
|
14
|
7178 #ifdef FEAT_MZSCHEME
|
|
|
7179 "mzscheme",
|
|
|
7180 #endif
|
|
7
|
7181 #ifdef FEAT_OLE
|
|
|
7182 "ole",
|
|
|
7183 #endif
|
|
|
7184 #ifdef FEAT_OSFILETYPE
|
|
|
7185 "osfiletype",
|
|
|
7186 #endif
|
|
|
7187 #ifdef FEAT_PATH_EXTRA
|
|
|
7188 "path_extra",
|
|
|
7189 #endif
|
|
|
7190 #ifdef FEAT_PERL
|
|
|
7191 #ifndef DYNAMIC_PERL
|
|
|
7192 "perl",
|
|
|
7193 #endif
|
|
|
7194 #endif
|
|
|
7195 #ifdef FEAT_PYTHON
|
|
|
7196 #ifndef DYNAMIC_PYTHON
|
|
|
7197 "python",
|
|
|
7198 #endif
|
|
|
7199 #endif
|
|
|
7200 #ifdef FEAT_POSTSCRIPT
|
|
|
7201 "postscript",
|
|
|
7202 #endif
|
|
|
7203 #ifdef FEAT_PRINTER
|
|
|
7204 "printer",
|
|
|
7205 #endif
|
|
|
7206 #ifdef FEAT_QUICKFIX
|
|
|
7207 "quickfix",
|
|
|
7208 #endif
|
|
|
7209 #ifdef FEAT_RIGHTLEFT
|
|
|
7210 "rightleft",
|
|
|
7211 #endif
|
|
|
7212 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
7213 "ruby",
|
|
|
7214 #endif
|
|
|
7215 #ifdef FEAT_SCROLLBIND
|
|
|
7216 "scrollbind",
|
|
|
7217 #endif
|
|
|
7218 #ifdef FEAT_CMDL_INFO
|
|
|
7219 "showcmd",
|
|
|
7220 "cmdline_info",
|
|
|
7221 #endif
|
|
|
7222 #ifdef FEAT_SIGNS
|
|
|
7223 "signs",
|
|
|
7224 #endif
|
|
|
7225 #ifdef FEAT_SMARTINDENT
|
|
|
7226 "smartindent",
|
|
|
7227 #endif
|
|
|
7228 #ifdef FEAT_SNIFF
|
|
|
7229 "sniff",
|
|
|
7230 #endif
|
|
|
7231 #ifdef FEAT_STL_OPT
|
|
|
7232 "statusline",
|
|
|
7233 #endif
|
|
|
7234 #ifdef FEAT_SUN_WORKSHOP
|
|
|
7235 "sun_workshop",
|
|
|
7236 #endif
|
|
|
7237 #ifdef FEAT_NETBEANS_INTG
|
|
|
7238 "netbeans_intg",
|
|
|
7239 #endif
|
|
|
7240 #ifdef FEAT_SYN_HL
|
|
|
7241 "syntax",
|
|
|
7242 #endif
|
|
|
7243 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
7244 "system",
|
|
|
7245 #endif
|
|
|
7246 #ifdef FEAT_TAG_BINS
|
|
|
7247 "tag_binary",
|
|
|
7248 #endif
|
|
|
7249 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
7250 "tag_old_static",
|
|
|
7251 #endif
|
|
|
7252 #ifdef FEAT_TAG_ANYWHITE
|
|
|
7253 "tag_any_white",
|
|
|
7254 #endif
|
|
|
7255 #ifdef FEAT_TCL
|
|
|
7256 # ifndef DYNAMIC_TCL
|
|
|
7257 "tcl",
|
|
|
7258 # endif
|
|
|
7259 #endif
|
|
|
7260 #ifdef TERMINFO
|
|
|
7261 "terminfo",
|
|
|
7262 #endif
|
|
|
7263 #ifdef FEAT_TERMRESPONSE
|
|
|
7264 "termresponse",
|
|
|
7265 #endif
|
|
|
7266 #ifdef FEAT_TEXTOBJ
|
|
|
7267 "textobjects",
|
|
|
7268 #endif
|
|
|
7269 #ifdef HAVE_TGETENT
|
|
|
7270 "tgetent",
|
|
|
7271 #endif
|
|
|
7272 #ifdef FEAT_TITLE
|
|
|
7273 "title",
|
|
|
7274 #endif
|
|
|
7275 #ifdef FEAT_TOOLBAR
|
|
|
7276 "toolbar",
|
|
|
7277 #endif
|
|
|
7278 #ifdef FEAT_USR_CMDS
|
|
|
7279 "user-commands", /* was accidentally included in 5.4 */
|
|
|
7280 "user_commands",
|
|
|
7281 #endif
|
|
|
7282 #ifdef FEAT_VIMINFO
|
|
|
7283 "viminfo",
|
|
|
7284 #endif
|
|
|
7285 #ifdef FEAT_VERTSPLIT
|
|
|
7286 "vertsplit",
|
|
|
7287 #endif
|
|
|
7288 #ifdef FEAT_VIRTUALEDIT
|
|
|
7289 "virtualedit",
|
|
|
7290 #endif
|
|
|
7291 #ifdef FEAT_VISUAL
|
|
|
7292 "visual",
|
|
|
7293 #endif
|
|
|
7294 #ifdef FEAT_VISUALEXTRA
|
|
|
7295 "visualextra",
|
|
|
7296 #endif
|
|
|
7297 #ifdef FEAT_VREPLACE
|
|
|
7298 "vreplace",
|
|
|
7299 #endif
|
|
|
7300 #ifdef FEAT_WILDIGN
|
|
|
7301 "wildignore",
|
|
|
7302 #endif
|
|
|
7303 #ifdef FEAT_WILDMENU
|
|
|
7304 "wildmenu",
|
|
|
7305 #endif
|
|
|
7306 #ifdef FEAT_WINDOWS
|
|
|
7307 "windows",
|
|
|
7308 #endif
|
|
|
7309 #ifdef FEAT_WAK
|
|
|
7310 "winaltkeys",
|
|
|
7311 #endif
|
|
|
7312 #ifdef FEAT_WRITEBACKUP
|
|
|
7313 "writebackup",
|
|
|
7314 #endif
|
|
|
7315 #ifdef FEAT_XIM
|
|
|
7316 "xim",
|
|
|
7317 #endif
|
|
|
7318 #ifdef FEAT_XFONTSET
|
|
|
7319 "xfontset",
|
|
|
7320 #endif
|
|
|
7321 #ifdef USE_XSMP
|
|
|
7322 "xsmp",
|
|
|
7323 #endif
|
|
|
7324 #ifdef USE_XSMP_INTERACT
|
|
|
7325 "xsmp_interact",
|
|
|
7326 #endif
|
|
|
7327 #ifdef FEAT_XCLIPBOARD
|
|
|
7328 "xterm_clipboard",
|
|
|
7329 #endif
|
|
|
7330 #ifdef FEAT_XTERM_SAVE
|
|
|
7331 "xterm_save",
|
|
|
7332 #endif
|
|
|
7333 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
7334 "X11",
|
|
|
7335 #endif
|
|
|
7336 NULL
|
|
|
7337 };
|
|
|
7338
|
|
71
|
7339 name = get_tv_string(&argvars[0]);
|
|
7
|
7340 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
7341 if (STRICMP(name, has_list[i]) == 0)
|
|
|
7342 {
|
|
|
7343 n = TRUE;
|
|
|
7344 break;
|
|
|
7345 }
|
|
|
7346
|
|
|
7347 if (n == FALSE)
|
|
|
7348 {
|
|
|
7349 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
7350 n = has_patch(atoi((char *)name + 5));
|
|
|
7351 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
7352 n = (starting != 0);
|
|
|
7353 #ifdef DYNAMIC_TCL
|
|
|
7354 else if (STRICMP(name, "tcl") == 0)
|
|
|
7355 n = tcl_enabled(FALSE);
|
|
|
7356 #endif
|
|
|
7357 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
7358 else if (STRICMP(name, "iconv") == 0)
|
|
|
7359 n = iconv_enabled(FALSE);
|
|
|
7360 #endif
|
|
|
7361 #ifdef DYNAMIC_RUBY
|
|
|
7362 else if (STRICMP(name, "ruby") == 0)
|
|
|
7363 n = ruby_enabled(FALSE);
|
|
|
7364 #endif
|
|
|
7365 #ifdef DYNAMIC_PYTHON
|
|
|
7366 else if (STRICMP(name, "python") == 0)
|
|
|
7367 n = python_enabled(FALSE);
|
|
|
7368 #endif
|
|
|
7369 #ifdef DYNAMIC_PERL
|
|
|
7370 else if (STRICMP(name, "perl") == 0)
|
|
|
7371 n = perl_enabled(FALSE);
|
|
|
7372 #endif
|
|
|
7373 #ifdef FEAT_GUI
|
|
|
7374 else if (STRICMP(name, "gui_running") == 0)
|
|
|
7375 n = (gui.in_use || gui.starting);
|
|
|
7376 # ifdef FEAT_GUI_W32
|
|
|
7377 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
7378 n = gui_is_win32s();
|
|
|
7379 # endif
|
|
|
7380 # ifdef FEAT_BROWSE
|
|
|
7381 else if (STRICMP(name, "browse") == 0)
|
|
|
7382 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
7383 # endif
|
|
|
7384 #endif
|
|
|
7385 #ifdef FEAT_SYN_HL
|
|
|
7386 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
7387 n = syntax_present(curbuf);
|
|
|
7388 #endif
|
|
|
7389 #if defined(WIN3264)
|
|
|
7390 else if (STRICMP(name, "win95") == 0)
|
|
|
7391 n = mch_windows95();
|
|
|
7392 #endif
|
|
34
|
7393 #ifdef FEAT_NETBEANS_INTG
|
|
|
7394 else if (STRICMP(name, "netbeans_enabled") == 0)
|
|
|
7395 n = usingNetbeans;
|
|
|
7396 #endif
|
|
7
|
7397 }
|
|
|
7398
|
|
71
|
7399 rettv->vval.v_number = n;
|
|
7
|
7400 }
|
|
|
7401
|
|
|
7402 /*
|
|
|
7403 * "hasmapto()" function
|
|
|
7404 */
|
|
|
7405 static void
|
|
71
|
7406 f_hasmapto(argvars, rettv)
|
|
|
7407 typeval *argvars;
|
|
|
7408 typeval *rettv;
|
|
7
|
7409 {
|
|
|
7410 char_u *name;
|
|
|
7411 char_u *mode;
|
|
|
7412 char_u buf[NUMBUFLEN];
|
|
|
7413
|
|
71
|
7414 name = get_tv_string(&argvars[0]);
|
|
56
|
7415 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7416 mode = (char_u *)"nvo";
|
|
|
7417 else
|
|
71
|
7418 mode = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7419
|
|
|
7420 if (map_to_exists(name, mode))
|
|
71
|
7421 rettv->vval.v_number = TRUE;
|
|
|
7422 else
|
|
|
7423 rettv->vval.v_number = FALSE;
|
|
7
|
7424 }
|
|
|
7425
|
|
|
7426 /*
|
|
|
7427 * "histadd()" function
|
|
|
7428 */
|
|
|
7429 /*ARGSUSED*/
|
|
|
7430 static void
|
|
71
|
7431 f_histadd(argvars, rettv)
|
|
|
7432 typeval *argvars;
|
|
|
7433 typeval *rettv;
|
|
7
|
7434 {
|
|
|
7435 #ifdef FEAT_CMDHIST
|
|
|
7436 int histype;
|
|
|
7437 char_u *str;
|
|
|
7438 char_u buf[NUMBUFLEN];
|
|
|
7439 #endif
|
|
|
7440
|
|
71
|
7441 rettv->vval.v_number = FALSE;
|
|
7
|
7442 if (check_restricted() || check_secure())
|
|
|
7443 return;
|
|
|
7444 #ifdef FEAT_CMDHIST
|
|
71
|
7445 histype = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
7446 if (histype >= 0)
|
|
|
7447 {
|
|
71
|
7448 str = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7449 if (*str != NUL)
|
|
|
7450 {
|
|
|
7451 add_to_history(histype, str, FALSE, NUL);
|
|
71
|
7452 rettv->vval.v_number = TRUE;
|
|
7
|
7453 return;
|
|
|
7454 }
|
|
|
7455 }
|
|
|
7456 #endif
|
|
|
7457 }
|
|
|
7458
|
|
|
7459 /*
|
|
|
7460 * "histdel()" function
|
|
|
7461 */
|
|
|
7462 /*ARGSUSED*/
|
|
|
7463 static void
|
|
71
|
7464 f_histdel(argvars, rettv)
|
|
|
7465 typeval *argvars;
|
|
|
7466 typeval *rettv;
|
|
7
|
7467 {
|
|
|
7468 #ifdef FEAT_CMDHIST
|
|
|
7469 int n;
|
|
|
7470 char_u buf[NUMBUFLEN];
|
|
|
7471
|
|
56
|
7472 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7473 /* only one argument: clear entire history */
|
|
71
|
7474 n = clr_history(get_histtype(get_tv_string(&argvars[0])));
|
|
56
|
7475 else if (argvars[1].v_type == VAR_NUMBER)
|
|
7
|
7476 /* index given: remove that entry */
|
|
71
|
7477 n = del_history_idx(get_histtype(get_tv_string(&argvars[0])),
|
|
|
7478 (int)get_tv_number(&argvars[1]));
|
|
7
|
7479 else
|
|
|
7480 /* string given: remove all matching entries */
|
|
71
|
7481 n = del_history_entry(get_histtype(get_tv_string(&argvars[0])),
|
|
|
7482 get_tv_string_buf(&argvars[1], buf));
|
|
|
7483 rettv->vval.v_number = n;
|
|
7
|
7484 #else
|
|
71
|
7485 rettv->vval.v_number = 0;
|
|
7
|
7486 #endif
|
|
|
7487 }
|
|
|
7488
|
|
|
7489 /*
|
|
|
7490 * "histget()" function
|
|
|
7491 */
|
|
|
7492 /*ARGSUSED*/
|
|
|
7493 static void
|
|
71
|
7494 f_histget(argvars, rettv)
|
|
|
7495 typeval *argvars;
|
|
|
7496 typeval *rettv;
|
|
7
|
7497 {
|
|
|
7498 #ifdef FEAT_CMDHIST
|
|
|
7499 int type;
|
|
|
7500 int idx;
|
|
|
7501
|
|
71
|
7502 type = get_histtype(get_tv_string(&argvars[0]));
|
|
56
|
7503 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7504 idx = get_history_idx(type);
|
|
|
7505 else
|
|
71
|
7506 idx = (int)get_tv_number(&argvars[1]);
|
|
|
7507 rettv->vval.v_string = vim_strsave(get_history_entry(type, idx));
|
|
7
|
7508 #else
|
|
71
|
7509 rettv->vval.v_string = NULL;
|
|
|
7510 #endif
|
|
|
7511 rettv->v_type = VAR_STRING;
|
|
7
|
7512 }
|
|
|
7513
|
|
|
7514 /*
|
|
|
7515 * "histnr()" function
|
|
|
7516 */
|
|
|
7517 /*ARGSUSED*/
|
|
|
7518 static void
|
|
71
|
7519 f_histnr(argvars, rettv)
|
|
|
7520 typeval *argvars;
|
|
|
7521 typeval *rettv;
|
|
7
|
7522 {
|
|
|
7523 int i;
|
|
|
7524
|
|
|
7525 #ifdef FEAT_CMDHIST
|
|
71
|
7526 i = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
7527 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
7528 i = get_history_idx(i);
|
|
|
7529 else
|
|
|
7530 #endif
|
|
|
7531 i = -1;
|
|
71
|
7532 rettv->vval.v_number = i;
|
|
7
|
7533 }
|
|
|
7534
|
|
|
7535 /*
|
|
83
|
7536 * "highlightID(name)" function
|
|
|
7537 */
|
|
|
7538 static void
|
|
|
7539 f_hlID(argvars, rettv)
|
|
|
7540 typeval *argvars;
|
|
|
7541 typeval *rettv;
|
|
|
7542 {
|
|
|
7543 rettv->vval.v_number = syn_name2id(get_tv_string(&argvars[0]));
|
|
|
7544 }
|
|
|
7545
|
|
|
7546 /*
|
|
7
|
7547 * "highlight_exists()" function
|
|
|
7548 */
|
|
|
7549 static void
|
|
71
|
7550 f_hlexists(argvars, rettv)
|
|
|
7551 typeval *argvars;
|
|
|
7552 typeval *rettv;
|
|
|
7553 {
|
|
|
7554 rettv->vval.v_number = highlight_exists(get_tv_string(&argvars[0]));
|
|
7
|
7555 }
|
|
|
7556
|
|
|
7557 /*
|
|
|
7558 * "hostname()" function
|
|
|
7559 */
|
|
|
7560 /*ARGSUSED*/
|
|
|
7561 static void
|
|
71
|
7562 f_hostname(argvars, rettv)
|
|
|
7563 typeval *argvars;
|
|
|
7564 typeval *rettv;
|
|
7
|
7565 {
|
|
|
7566 char_u hostname[256];
|
|
|
7567
|
|
|
7568 mch_get_host_name(hostname, 256);
|
|
71
|
7569 rettv->v_type = VAR_STRING;
|
|
|
7570 rettv->vval.v_string = vim_strsave(hostname);
|
|
7
|
7571 }
|
|
|
7572
|
|
|
7573 /*
|
|
|
7574 * iconv() function
|
|
|
7575 */
|
|
|
7576 /*ARGSUSED*/
|
|
|
7577 static void
|
|
71
|
7578 f_iconv(argvars, rettv)
|
|
|
7579 typeval *argvars;
|
|
|
7580 typeval *rettv;
|
|
7
|
7581 {
|
|
|
7582 #ifdef FEAT_MBYTE
|
|
|
7583 char_u buf1[NUMBUFLEN];
|
|
|
7584 char_u buf2[NUMBUFLEN];
|
|
|
7585 char_u *from, *to, *str;
|
|
|
7586 vimconv_T vimconv;
|
|
|
7587 #endif
|
|
|
7588
|
|
71
|
7589 rettv->v_type = VAR_STRING;
|
|
|
7590 rettv->vval.v_string = NULL;
|
|
7
|
7591
|
|
|
7592 #ifdef FEAT_MBYTE
|
|
71
|
7593 str = get_tv_string(&argvars[0]);
|
|
|
7594 from = enc_canonize(enc_skip(get_tv_string_buf(&argvars[1], buf1)));
|
|
|
7595 to = enc_canonize(enc_skip(get_tv_string_buf(&argvars[2], buf2)));
|
|
7
|
7596 vimconv.vc_type = CONV_NONE;
|
|
|
7597 convert_setup(&vimconv, from, to);
|
|
|
7598
|
|
|
7599 /* If the encodings are equal, no conversion needed. */
|
|
|
7600 if (vimconv.vc_type == CONV_NONE)
|
|
71
|
7601 rettv->vval.v_string = vim_strsave(str);
|
|
|
7602 else
|
|
|
7603 rettv->vval.v_string = string_convert(&vimconv, str, NULL);
|
|
7
|
7604
|
|
|
7605 convert_setup(&vimconv, NULL, NULL);
|
|
|
7606 vim_free(from);
|
|
|
7607 vim_free(to);
|
|
|
7608 #endif
|
|
|
7609 }
|
|
|
7610
|
|
|
7611 /*
|
|
|
7612 * "indent()" function
|
|
|
7613 */
|
|
|
7614 static void
|
|
71
|
7615 f_indent(argvars, rettv)
|
|
|
7616 typeval *argvars;
|
|
|
7617 typeval *rettv;
|
|
7
|
7618 {
|
|
|
7619 linenr_T lnum;
|
|
|
7620
|
|
71
|
7621 lnum = get_tv_lnum(argvars);
|
|
7
|
7622 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
7623 rettv->vval.v_number = get_indent_lnum(lnum);
|
|
|
7624 else
|
|
|
7625 rettv->vval.v_number = -1;
|
|
7
|
7626 }
|
|
|
7627
|
|
80
|
7628 /*
|
|
|
7629 * "index()" function
|
|
|
7630 */
|
|
|
7631 static void
|
|
|
7632 f_index(argvars, rettv)
|
|
|
7633 typeval *argvars;
|
|
|
7634 typeval *rettv;
|
|
|
7635 {
|
|
|
7636 listvar *l;
|
|
|
7637 listitem *item;
|
|
|
7638 long idx = 0;
|
|
|
7639 int ic = FALSE;
|
|
|
7640
|
|
|
7641 rettv->vval.v_number = -1;
|
|
|
7642 if (argvars[0].v_type != VAR_LIST)
|
|
|
7643 {
|
|
|
7644 EMSG(_(e_listreq));
|
|
|
7645 return;
|
|
|
7646 }
|
|
|
7647 l = argvars[0].vval.v_list;
|
|
|
7648 if (l != NULL)
|
|
|
7649 {
|
|
|
7650 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
7651 ic = get_tv_number(&argvars[2]);
|
|
|
7652
|
|
|
7653 for (item = l->lv_first; item != NULL; item = item->li_next, ++idx)
|
|
|
7654 if (tv_equal(&item->li_tv, &argvars[1], ic))
|
|
|
7655 {
|
|
|
7656 rettv->vval.v_number = idx;
|
|
|
7657 break;
|
|
|
7658 }
|
|
|
7659 }
|
|
|
7660 }
|
|
|
7661
|
|
7
|
7662 static int inputsecret_flag = 0;
|
|
|
7663
|
|
|
7664 /*
|
|
|
7665 * "input()" function
|
|
|
7666 * Also handles inputsecret() when inputsecret is set.
|
|
|
7667 */
|
|
|
7668 static void
|
|
71
|
7669 f_input(argvars, rettv)
|
|
|
7670 typeval *argvars;
|
|
|
7671 typeval *rettv;
|
|
|
7672 {
|
|
|
7673 char_u *prompt = get_tv_string(&argvars[0]);
|
|
7
|
7674 char_u *p = NULL;
|
|
|
7675 int c;
|
|
|
7676 char_u buf[NUMBUFLEN];
|
|
|
7677 int cmd_silent_save = cmd_silent;
|
|
|
7678
|
|
71
|
7679 rettv->v_type = VAR_STRING;
|
|
7
|
7680
|
|
|
7681 #ifdef NO_CONSOLE_INPUT
|
|
|
7682 /* While starting up, there is no place to enter text. */
|
|
|
7683 if (no_console_input())
|
|
|
7684 {
|
|
71
|
7685 rettv->vval.v_string = NULL;
|
|
7
|
7686 return;
|
|
|
7687 }
|
|
|
7688 #endif
|
|
|
7689
|
|
|
7690 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
7691 if (prompt != NULL)
|
|
|
7692 {
|
|
|
7693 /* Only the part of the message after the last NL is considered as
|
|
|
7694 * prompt for the command line */
|
|
|
7695 p = vim_strrchr(prompt, '\n');
|
|
|
7696 if (p == NULL)
|
|
|
7697 p = prompt;
|
|
|
7698 else
|
|
|
7699 {
|
|
|
7700 ++p;
|
|
|
7701 c = *p;
|
|
|
7702 *p = NUL;
|
|
|
7703 msg_start();
|
|
|
7704 msg_clr_eos();
|
|
|
7705 msg_puts_attr(prompt, echo_attr);
|
|
|
7706 msg_didout = FALSE;
|
|
|
7707 msg_starthere();
|
|
|
7708 *p = c;
|
|
|
7709 }
|
|
|
7710 cmdline_row = msg_row;
|
|
|
7711 }
|
|
|
7712
|
|
56
|
7713 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
7714 stuffReadbuffSpec(get_tv_string_buf(&argvars[1], buf));
|
|
|
7715
|
|
|
7716 rettv->vval.v_string =
|
|
7
|
7717 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
7718
|
|
|
7719 /* since the user typed this, no need to wait for return */
|
|
|
7720 need_wait_return = FALSE;
|
|
|
7721 msg_didout = FALSE;
|
|
|
7722 cmd_silent = cmd_silent_save;
|
|
|
7723 }
|
|
|
7724
|
|
|
7725 /*
|
|
|
7726 * "inputdialog()" function
|
|
|
7727 */
|
|
|
7728 static void
|
|
71
|
7729 f_inputdialog(argvars, rettv)
|
|
|
7730 typeval *argvars;
|
|
|
7731 typeval *rettv;
|
|
7
|
7732 {
|
|
|
7733 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
7734 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
7735 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
7736 {
|
|
|
7737 char_u *message;
|
|
|
7738 char_u buf[NUMBUFLEN];
|
|
|
7739
|
|
71
|
7740 message = get_tv_string(&argvars[0]);
|
|
56
|
7741 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
7742 {
|
|
71
|
7743 STRNCPY(IObuff, get_tv_string_buf(&argvars[1], buf), IOSIZE);
|
|
7
|
7744 IObuff[IOSIZE - 1] = NUL;
|
|
|
7745 }
|
|
|
7746 else
|
|
|
7747 IObuff[0] = NUL;
|
|
|
7748 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
7749 1, IObuff) == 1)
|
|
71
|
7750 rettv->vval.v_string = vim_strsave(IObuff);
|
|
7
|
7751 else
|
|
|
7752 {
|
|
56
|
7753 if (argvars[1].v_type != VAR_UNKNOWN
|
|
|
7754 && argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
7755 rettv->vval.v_string = vim_strsave(
|
|
|
7756 get_tv_string_buf(&argvars[2], buf));
|
|
7
|
7757 else
|
|
71
|
7758 rettv->vval.v_string = NULL;
|
|
|
7759 }
|
|
|
7760 rettv->v_type = VAR_STRING;
|
|
|
7761 }
|
|
|
7762 else
|
|
|
7763 #endif
|
|
|
7764 f_input(argvars, rettv);
|
|
7
|
7765 }
|
|
|
7766
|
|
|
7767 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
7768
|
|
|
7769 /*
|
|
|
7770 * "inputrestore()" function
|
|
|
7771 */
|
|
|
7772 /*ARGSUSED*/
|
|
|
7773 static void
|
|
71
|
7774 f_inputrestore(argvars, rettv)
|
|
|
7775 typeval *argvars;
|
|
|
7776 typeval *rettv;
|
|
7
|
7777 {
|
|
|
7778 if (ga_userinput.ga_len > 0)
|
|
|
7779 {
|
|
|
7780 --ga_userinput.ga_len;
|
|
|
7781 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
7782 + ga_userinput.ga_len);
|
|
71
|
7783 rettv->vval.v_number = 0; /* OK */
|
|
7
|
7784 }
|
|
|
7785 else if (p_verbose > 1)
|
|
|
7786 {
|
|
|
7787 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
71
|
7788 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
7789 }
|
|
|
7790 }
|
|
|
7791
|
|
|
7792 /*
|
|
|
7793 * "inputsave()" function
|
|
|
7794 */
|
|
|
7795 /*ARGSUSED*/
|
|
|
7796 static void
|
|
71
|
7797 f_inputsave(argvars, rettv)
|
|
|
7798 typeval *argvars;
|
|
|
7799 typeval *rettv;
|
|
7
|
7800 {
|
|
|
7801 /* Add an entry to the stack of typehead storage. */
|
|
|
7802 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
7803 {
|
|
|
7804 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
7805 + ga_userinput.ga_len);
|
|
|
7806 ++ga_userinput.ga_len;
|
|
71
|
7807 rettv->vval.v_number = 0; /* OK */
|
|
|
7808 }
|
|
|
7809 else
|
|
|
7810 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
7811 }
|
|
|
7812
|
|
|
7813 /*
|
|
|
7814 * "inputsecret()" function
|
|
|
7815 */
|
|
|
7816 static void
|
|
71
|
7817 f_inputsecret(argvars, rettv)
|
|
|
7818 typeval *argvars;
|
|
|
7819 typeval *rettv;
|
|
7
|
7820 {
|
|
|
7821 ++cmdline_star;
|
|
|
7822 ++inputsecret_flag;
|
|
71
|
7823 f_input(argvars, rettv);
|
|
7
|
7824 --cmdline_star;
|
|
|
7825 --inputsecret_flag;
|
|
|
7826 }
|
|
|
7827
|
|
|
7828 /*
|
|
56
|
7829 * "insert()" function
|
|
|
7830 */
|
|
|
7831 static void
|
|
71
|
7832 f_insert(argvars, rettv)
|
|
|
7833 typeval *argvars;
|
|
|
7834 typeval *rettv;
|
|
56
|
7835 {
|
|
|
7836 long before = 0;
|
|
|
7837 long n;
|
|
|
7838 listitem *item;
|
|
|
7839 listvar *l;
|
|
|
7840
|
|
|
7841 if (argvars[0].v_type != VAR_LIST)
|
|
83
|
7842 EMSG2(_(e_listarg), "insert()");
|
|
56
|
7843 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
7844 {
|
|
|
7845 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
7846 before = get_tv_number(&argvars[2]);
|
|
56
|
7847
|
|
80
|
7848 n = before;
|
|
|
7849 item = list_find_ext(l, &n);
|
|
56
|
7850 if (n > 0)
|
|
|
7851 EMSGN(_(e_listidx), before);
|
|
|
7852 else
|
|
|
7853 {
|
|
80
|
7854 list_insert_tv(l, &argvars[1], item);
|
|
|
7855 ++l->lv_refcount;
|
|
|
7856 copy_tv(&argvars[0], rettv);
|
|
56
|
7857 }
|
|
|
7858 }
|
|
|
7859 }
|
|
|
7860
|
|
|
7861 /*
|
|
7
|
7862 * "isdirectory()" function
|
|
|
7863 */
|
|
|
7864 static void
|
|
71
|
7865 f_isdirectory(argvars, rettv)
|
|
|
7866 typeval *argvars;
|
|
|
7867 typeval *rettv;
|
|
|
7868 {
|
|
|
7869 rettv->vval.v_number = mch_isdir(get_tv_string(&argvars[0]));
|
|
7
|
7870 }
|
|
|
7871
|
|
|
7872 /*
|
|
|
7873 * "last_buffer_nr()" function.
|
|
|
7874 */
|
|
|
7875 /*ARGSUSED*/
|
|
|
7876 static void
|
|
71
|
7877 f_last_buffer_nr(argvars, rettv)
|
|
|
7878 typeval *argvars;
|
|
|
7879 typeval *rettv;
|
|
7
|
7880 {
|
|
|
7881 int n = 0;
|
|
|
7882 buf_T *buf;
|
|
|
7883
|
|
|
7884 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
7885 if (n < buf->b_fnum)
|
|
|
7886 n = buf->b_fnum;
|
|
|
7887
|
|
71
|
7888 rettv->vval.v_number = n;
|
|
56
|
7889 }
|
|
|
7890
|
|
|
7891 /*
|
|
|
7892 * "len()" function
|
|
|
7893 */
|
|
|
7894 static void
|
|
71
|
7895 f_len(argvars, rettv)
|
|
|
7896 typeval *argvars;
|
|
|
7897 typeval *rettv;
|
|
56
|
7898 {
|
|
|
7899 switch (argvars[0].v_type)
|
|
|
7900 {
|
|
|
7901 case VAR_STRING:
|
|
|
7902 case VAR_NUMBER:
|
|
71
|
7903 rettv->vval.v_number = (varnumber_T)STRLEN(
|
|
|
7904 get_tv_string(&argvars[0]));
|
|
56
|
7905 break;
|
|
|
7906 case VAR_LIST:
|
|
71
|
7907 rettv->vval.v_number = list_len(argvars[0].vval.v_list);
|
|
56
|
7908 break;
|
|
|
7909 default:
|
|
86
|
7910 EMSG(_("E701: Invalid type for len()"));
|
|
56
|
7911 break;
|
|
|
7912 }
|
|
|
7913 }
|
|
|
7914
|
|
83
|
7915 static void libcall_common __ARGS((typeval *argvars, typeval *rettv, int type));
|
|
71
|
7916
|
|
|
7917 static void
|
|
|
7918 libcall_common(argvars, rettv, type)
|
|
|
7919 typeval *argvars;
|
|
|
7920 typeval *rettv;
|
|
56
|
7921 int type;
|
|
|
7922 {
|
|
|
7923 #ifdef FEAT_LIBCALL
|
|
|
7924 char_u *string_in;
|
|
|
7925 char_u **string_result;
|
|
|
7926 int nr_result;
|
|
|
7927 #endif
|
|
|
7928
|
|
71
|
7929 rettv->v_type = type;
|
|
56
|
7930 if (type == VAR_NUMBER)
|
|
71
|
7931 rettv->vval.v_number = 0;
|
|
|
7932 else
|
|
|
7933 rettv->vval.v_string = NULL;
|
|
56
|
7934
|
|
|
7935 if (check_restricted() || check_secure())
|
|
|
7936 return;
|
|
|
7937
|
|
|
7938 #ifdef FEAT_LIBCALL
|
|
|
7939 /* The first two args must be strings, otherwise its meaningless */
|
|
|
7940 if (argvars[0].v_type == VAR_STRING && argvars[1].v_type == VAR_STRING)
|
|
|
7941 {
|
|
|
7942 if (argvars[2].v_type == VAR_NUMBER)
|
|
|
7943 string_in = NULL;
|
|
|
7944 else
|
|
|
7945 string_in = argvars[2].vval.v_string;
|
|
|
7946 if (type == VAR_NUMBER)
|
|
|
7947 string_result = NULL;
|
|
|
7948 else
|
|
71
|
7949 string_result = &rettv->vval.v_string;
|
|
56
|
7950 if (mch_libcall(argvars[0].vval.v_string,
|
|
|
7951 argvars[1].vval.v_string,
|
|
|
7952 string_in,
|
|
|
7953 argvars[2].vval.v_number,
|
|
|
7954 string_result,
|
|
|
7955 &nr_result) == OK
|
|
|
7956 && type == VAR_NUMBER)
|
|
71
|
7957 rettv->vval.v_number = nr_result;
|
|
56
|
7958 }
|
|
|
7959 #endif
|
|
7
|
7960 }
|
|
|
7961
|
|
|
7962 /*
|
|
83
|
7963 * "libcall()" function
|
|
|
7964 */
|
|
|
7965 static void
|
|
|
7966 f_libcall(argvars, rettv)
|
|
|
7967 typeval *argvars;
|
|
|
7968 typeval *rettv;
|
|
|
7969 {
|
|
|
7970 libcall_common(argvars, rettv, VAR_STRING);
|
|
|
7971 }
|
|
|
7972
|
|
|
7973 /*
|
|
|
7974 * "libcallnr()" function
|
|
|
7975 */
|
|
|
7976 static void
|
|
|
7977 f_libcallnr(argvars, rettv)
|
|
|
7978 typeval *argvars;
|
|
|
7979 typeval *rettv;
|
|
|
7980 {
|
|
|
7981 libcall_common(argvars, rettv, VAR_NUMBER);
|
|
|
7982 }
|
|
|
7983
|
|
|
7984 /*
|
|
7
|
7985 * "line(string)" function
|
|
|
7986 */
|
|
|
7987 static void
|
|
71
|
7988 f_line(argvars, rettv)
|
|
|
7989 typeval *argvars;
|
|
|
7990 typeval *rettv;
|
|
7
|
7991 {
|
|
|
7992 linenr_T lnum = 0;
|
|
|
7993 pos_T *fp;
|
|
|
7994
|
|
|
7995 fp = var2fpos(&argvars[0], TRUE);
|
|
|
7996 if (fp != NULL)
|
|
|
7997 lnum = fp->lnum;
|
|
71
|
7998 rettv->vval.v_number = lnum;
|
|
7
|
7999 }
|
|
|
8000
|
|
|
8001 /*
|
|
|
8002 * "line2byte(lnum)" function
|
|
|
8003 */
|
|
|
8004 /*ARGSUSED*/
|
|
|
8005 static void
|
|
71
|
8006 f_line2byte(argvars, rettv)
|
|
|
8007 typeval *argvars;
|
|
|
8008 typeval *rettv;
|
|
7
|
8009 {
|
|
|
8010 #ifndef FEAT_BYTEOFF
|
|
71
|
8011 rettv->vval.v_number = -1;
|
|
7
|
8012 #else
|
|
|
8013 linenr_T lnum;
|
|
|
8014
|
|
71
|
8015 lnum = get_tv_lnum(argvars);
|
|
7
|
8016 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
71
|
8017 rettv->vval.v_number = -1;
|
|
|
8018 else
|
|
|
8019 rettv->vval.v_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
8020 if (rettv->vval.v_number >= 0)
|
|
|
8021 ++rettv->vval.v_number;
|
|
7
|
8022 #endif
|
|
|
8023 }
|
|
|
8024
|
|
|
8025 /*
|
|
|
8026 * "lispindent(lnum)" function
|
|
|
8027 */
|
|
|
8028 static void
|
|
71
|
8029 f_lispindent(argvars, rettv)
|
|
|
8030 typeval *argvars;
|
|
|
8031 typeval *rettv;
|
|
7
|
8032 {
|
|
|
8033 #ifdef FEAT_LISP
|
|
|
8034 pos_T pos;
|
|
|
8035 linenr_T lnum;
|
|
|
8036
|
|
|
8037 pos = curwin->w_cursor;
|
|
71
|
8038 lnum = get_tv_lnum(argvars);
|
|
7
|
8039 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
8040 {
|
|
|
8041 curwin->w_cursor.lnum = lnum;
|
|
71
|
8042 rettv->vval.v_number = get_lisp_indent();
|
|
7
|
8043 curwin->w_cursor = pos;
|
|
|
8044 }
|
|
|
8045 else
|
|
|
8046 #endif
|
|
71
|
8047 rettv->vval.v_number = -1;
|
|
7
|
8048 }
|
|
|
8049
|
|
|
8050 /*
|
|
|
8051 * "localtime()" function
|
|
|
8052 */
|
|
|
8053 /*ARGSUSED*/
|
|
|
8054 static void
|
|
71
|
8055 f_localtime(argvars, rettv)
|
|
|
8056 typeval *argvars;
|
|
|
8057 typeval *rettv;
|
|
|
8058 {
|
|
|
8059 rettv->vval.v_number = (varnumber_T)time(NULL);
|
|
7
|
8060 }
|
|
|
8061
|
|
83
|
8062 static void get_maparg __ARGS((typeval *argvars, typeval *rettv, int exact));
|
|
71
|
8063
|
|
|
8064 static void
|
|
|
8065 get_maparg(argvars, rettv, exact)
|
|
|
8066 typeval *argvars;
|
|
|
8067 typeval *rettv;
|
|
7
|
8068 int exact;
|
|
|
8069 {
|
|
|
8070 char_u *keys;
|
|
|
8071 char_u *which;
|
|
|
8072 char_u buf[NUMBUFLEN];
|
|
|
8073 char_u *keys_buf = NULL;
|
|
|
8074 char_u *rhs;
|
|
|
8075 int mode;
|
|
|
8076 garray_T ga;
|
|
|
8077
|
|
|
8078 /* return empty string for failure */
|
|
71
|
8079 rettv->v_type = VAR_STRING;
|
|
|
8080 rettv->vval.v_string = NULL;
|
|
|
8081
|
|
|
8082 keys = get_tv_string(&argvars[0]);
|
|
7
|
8083 if (*keys == NUL)
|
|
|
8084 return;
|
|
|
8085
|
|
56
|
8086 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
8087 which = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
8088 else
|
|
|
8089 which = (char_u *)"";
|
|
|
8090 mode = get_map_mode(&which, 0);
|
|
|
8091
|
|
|
8092 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
8093 rhs = check_map(keys, mode, exact);
|
|
|
8094 vim_free(keys_buf);
|
|
|
8095 if (rhs != NULL)
|
|
|
8096 {
|
|
|
8097 ga_init(&ga);
|
|
|
8098 ga.ga_itemsize = 1;
|
|
|
8099 ga.ga_growsize = 40;
|
|
|
8100
|
|
|
8101 while (*rhs != NUL)
|
|
|
8102 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
8103
|
|
|
8104 ga_append(&ga, NUL);
|
|
71
|
8105 rettv->vval.v_string = (char_u *)ga.ga_data;
|
|
7
|
8106 }
|
|
|
8107 }
|
|
|
8108
|
|
|
8109 /*
|
|
83
|
8110 * "maparg()" function
|
|
|
8111 */
|
|
|
8112 static void
|
|
|
8113 f_maparg(argvars, rettv)
|
|
|
8114 typeval *argvars;
|
|
|
8115 typeval *rettv;
|
|
|
8116 {
|
|
|
8117 get_maparg(argvars, rettv, TRUE);
|
|
|
8118 }
|
|
|
8119
|
|
|
8120 /*
|
|
|
8121 * "mapcheck()" function
|
|
|
8122 */
|
|
|
8123 static void
|
|
|
8124 f_mapcheck(argvars, rettv)
|
|
|
8125 typeval *argvars;
|
|
|
8126 typeval *rettv;
|
|
|
8127 {
|
|
|
8128 get_maparg(argvars, rettv, FALSE);
|
|
|
8129 }
|
|
|
8130
|
|
|
8131 static void find_some_match __ARGS((typeval *argvars, typeval *rettv, int start));
|
|
71
|
8132
|
|
|
8133 static void
|
|
|
8134 find_some_match(argvars, rettv, type)
|
|
|
8135 typeval *argvars;
|
|
|
8136 typeval *rettv;
|
|
7
|
8137 int type;
|
|
|
8138 {
|
|
|
8139 char_u *str;
|
|
19
|
8140 char_u *expr;
|
|
7
|
8141 char_u *pat;
|
|
|
8142 regmatch_T regmatch;
|
|
|
8143 char_u patbuf[NUMBUFLEN];
|
|
|
8144 char_u *save_cpo;
|
|
|
8145 long start = 0;
|
|
19
|
8146 long nth = 1;
|
|
|
8147 int match;
|
|
7
|
8148
|
|
|
8149 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
8150 save_cpo = p_cpo;
|
|
|
8151 p_cpo = (char_u *)"";
|
|
|
8152
|
|
71
|
8153 expr = str = get_tv_string(&argvars[0]);
|
|
|
8154 pat = get_tv_string_buf(&argvars[1], patbuf);
|
|
7
|
8155
|
|
|
8156 if (type == 2)
|
|
|
8157 {
|
|
71
|
8158 rettv->v_type = VAR_STRING;
|
|
|
8159 rettv->vval.v_string = NULL;
|
|
|
8160 }
|
|
|
8161 else
|
|
|
8162 rettv->vval.v_number = -1;
|
|
56
|
8163
|
|
|
8164 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
8165 {
|
|
71
|
8166 start = get_tv_number(&argvars[2]);
|
|
7
|
8167 if (start < 0)
|
|
|
8168 start = 0;
|
|
|
8169 if (start > (long)STRLEN(str))
|
|
|
8170 goto theend;
|
|
|
8171 str += start;
|
|
19
|
8172
|
|
56
|
8173 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
71
|
8174 nth = get_tv_number(&argvars[3]);
|
|
7
|
8175 }
|
|
|
8176
|
|
|
8177 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
8178 if (regmatch.regprog != NULL)
|
|
|
8179 {
|
|
|
8180 regmatch.rm_ic = p_ic;
|
|
19
|
8181
|
|
|
8182 while (1)
|
|
|
8183 {
|
|
|
8184 match = vim_regexec_nl(®match, str, (colnr_T)0);
|
|
|
8185 if (!match || --nth <= 0)
|
|
|
8186 break;
|
|
|
8187 /* Advance to just after the match. */
|
|
|
8188 #ifdef FEAT_MBYTE
|
|
|
8189 str = regmatch.startp[0] + mb_ptr2len_check(regmatch.startp[0]);
|
|
|
8190 #else
|
|
|
8191 str = regmatch.startp[0] + 1;
|
|
|
8192 #endif
|
|
|
8193 }
|
|
|
8194
|
|
|
8195 if (match)
|
|
7
|
8196 {
|
|
|
8197 if (type == 2)
|
|
71
|
8198 rettv->vval.v_string = vim_strnsave(regmatch.startp[0],
|
|
7
|
8199 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
8200 else
|
|
|
8201 {
|
|
|
8202 if (type != 0)
|
|
71
|
8203 rettv->vval.v_number =
|
|
7
|
8204 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
8205 else
|
|
71
|
8206 rettv->vval.v_number =
|
|
7
|
8207 (varnumber_T)(regmatch.endp[0] - str);
|
|
71
|
8208 rettv->vval.v_number += str - expr;
|
|
7
|
8209 }
|
|
|
8210 }
|
|
|
8211 vim_free(regmatch.regprog);
|
|
|
8212 }
|
|
|
8213
|
|
|
8214 theend:
|
|
|
8215 p_cpo = save_cpo;
|
|
|
8216 }
|
|
|
8217
|
|
|
8218 /*
|
|
83
|
8219 * "match()" function
|
|
|
8220 */
|
|
|
8221 static void
|
|
|
8222 f_match(argvars, rettv)
|
|
|
8223 typeval *argvars;
|
|
|
8224 typeval *rettv;
|
|
|
8225 {
|
|
|
8226 find_some_match(argvars, rettv, 1);
|
|
|
8227 }
|
|
|
8228
|
|
|
8229 /*
|
|
|
8230 * "matchend()" function
|
|
|
8231 */
|
|
|
8232 static void
|
|
|
8233 f_matchend(argvars, rettv)
|
|
|
8234 typeval *argvars;
|
|
|
8235 typeval *rettv;
|
|
|
8236 {
|
|
|
8237 find_some_match(argvars, rettv, 0);
|
|
|
8238 }
|
|
|
8239
|
|
|
8240 /*
|
|
|
8241 * "matchstr()" function
|
|
|
8242 */
|
|
|
8243 static void
|
|
|
8244 f_matchstr(argvars, rettv)
|
|
|
8245 typeval *argvars;
|
|
|
8246 typeval *rettv;
|
|
|
8247 {
|
|
|
8248 find_some_match(argvars, rettv, 2);
|
|
|
8249 }
|
|
|
8250
|
|
88
|
8251 static void max_min __ARGS((typeval *argvars, typeval *rettv, int domax));
|
|
|
8252
|
|
|
8253 static void
|
|
|
8254 max_min(argvars, rettv, domax)
|
|
|
8255 typeval *argvars;
|
|
|
8256 typeval *rettv;
|
|
|
8257 int domax;
|
|
|
8258 {
|
|
|
8259 listvar *l;
|
|
|
8260 listitem *li;
|
|
|
8261 long n = 0;
|
|
|
8262 long i;
|
|
|
8263
|
|
|
8264 if (argvars[0].v_type == VAR_LIST)
|
|
|
8265 {
|
|
|
8266 l = argvars[0].vval.v_list;
|
|
|
8267 if (l != NULL)
|
|
|
8268 {
|
|
|
8269 li = l->lv_first;
|
|
|
8270 if (li != NULL)
|
|
|
8271 {
|
|
|
8272 n = get_tv_number(&li->li_tv);
|
|
|
8273 while (1)
|
|
|
8274 {
|
|
|
8275 li = li->li_next;
|
|
|
8276 if (li == NULL)
|
|
|
8277 break;
|
|
|
8278 i = get_tv_number(&li->li_tv);
|
|
|
8279 if (domax ? i > n : i < n)
|
|
|
8280 n = i;
|
|
|
8281 }
|
|
|
8282 }
|
|
|
8283 }
|
|
|
8284 }
|
|
|
8285 else
|
|
|
8286 EMSG(_(e_listreq));
|
|
|
8287 rettv->vval.v_number = n;
|
|
|
8288 }
|
|
|
8289
|
|
|
8290 /*
|
|
|
8291 * "max()" function
|
|
|
8292 */
|
|
|
8293 static void
|
|
|
8294 f_max(argvars, rettv)
|
|
|
8295 typeval *argvars;
|
|
|
8296 typeval *rettv;
|
|
|
8297 {
|
|
|
8298 max_min(argvars, rettv, TRUE);
|
|
|
8299 }
|
|
|
8300
|
|
|
8301 /*
|
|
|
8302 * "min()" function
|
|
|
8303 */
|
|
|
8304 static void
|
|
|
8305 f_min(argvars, rettv)
|
|
|
8306 typeval *argvars;
|
|
|
8307 typeval *rettv;
|
|
|
8308 {
|
|
|
8309 max_min(argvars, rettv, FALSE);
|
|
|
8310 }
|
|
|
8311
|
|
83
|
8312 /*
|
|
7
|
8313 * "mode()" function
|
|
|
8314 */
|
|
|
8315 /*ARGSUSED*/
|
|
|
8316 static void
|
|
71
|
8317 f_mode(argvars, rettv)
|
|
|
8318 typeval *argvars;
|
|
|
8319 typeval *rettv;
|
|
7
|
8320 {
|
|
|
8321 char_u buf[2];
|
|
|
8322
|
|
|
8323 #ifdef FEAT_VISUAL
|
|
|
8324 if (VIsual_active)
|
|
|
8325 {
|
|
|
8326 if (VIsual_select)
|
|
|
8327 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
8328 else
|
|
|
8329 buf[0] = VIsual_mode;
|
|
|
8330 }
|
|
|
8331 else
|
|
|
8332 #endif
|
|
|
8333 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
8334 buf[0] = 'r';
|
|
|
8335 else if (State & INSERT)
|
|
|
8336 {
|
|
|
8337 if (State & REPLACE_FLAG)
|
|
|
8338 buf[0] = 'R';
|
|
|
8339 else
|
|
|
8340 buf[0] = 'i';
|
|
|
8341 }
|
|
|
8342 else if (State & CMDLINE)
|
|
|
8343 buf[0] = 'c';
|
|
|
8344 else
|
|
|
8345 buf[0] = 'n';
|
|
|
8346
|
|
|
8347 buf[1] = NUL;
|
|
71
|
8348 rettv->vval.v_string = vim_strsave(buf);
|
|
|
8349 rettv->v_type = VAR_STRING;
|
|
7
|
8350 }
|
|
|
8351
|
|
|
8352 /*
|
|
83
|
8353 * "nextnonblank()" function
|
|
|
8354 */
|
|
|
8355 static void
|
|
|
8356 f_nextnonblank(argvars, rettv)
|
|
|
8357 typeval *argvars;
|
|
|
8358 typeval *rettv;
|
|
|
8359 {
|
|
|
8360 linenr_T lnum;
|
|
|
8361
|
|
|
8362 for (lnum = get_tv_lnum(argvars); ; ++lnum)
|
|
|
8363 {
|
|
|
8364 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
8365 {
|
|
|
8366 lnum = 0;
|
|
|
8367 break;
|
|
|
8368 }
|
|
|
8369 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
8370 break;
|
|
|
8371 }
|
|
|
8372 rettv->vval.v_number = lnum;
|
|
|
8373 }
|
|
|
8374
|
|
|
8375 /*
|
|
7
|
8376 * "nr2char()" function
|
|
|
8377 */
|
|
|
8378 static void
|
|
71
|
8379 f_nr2char(argvars, rettv)
|
|
|
8380 typeval *argvars;
|
|
|
8381 typeval *rettv;
|
|
7
|
8382 {
|
|
|
8383 char_u buf[NUMBUFLEN];
|
|
|
8384
|
|
|
8385 #ifdef FEAT_MBYTE
|
|
|
8386 if (has_mbyte)
|
|
71
|
8387 buf[(*mb_char2bytes)((int)get_tv_number(&argvars[0]), buf)] = NUL;
|
|
|
8388 else
|
|
|
8389 #endif
|
|
|
8390 {
|
|
|
8391 buf[0] = (char_u)get_tv_number(&argvars[0]);
|
|
7
|
8392 buf[1] = NUL;
|
|
|
8393 }
|
|
71
|
8394 rettv->v_type = VAR_STRING;
|
|
|
8395 rettv->vval.v_string = vim_strsave(buf);
|
|
56
|
8396 }
|
|
|
8397
|
|
|
8398 /*
|
|
83
|
8399 * "prevnonblank()" function
|
|
|
8400 */
|
|
|
8401 static void
|
|
|
8402 f_prevnonblank(argvars, rettv)
|
|
|
8403 typeval *argvars;
|
|
|
8404 typeval *rettv;
|
|
|
8405 {
|
|
|
8406 linenr_T lnum;
|
|
|
8407
|
|
|
8408 lnum = get_tv_lnum(argvars);
|
|
|
8409 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
8410 lnum = 0;
|
|
|
8411 else
|
|
|
8412 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
8413 --lnum;
|
|
|
8414 rettv->vval.v_number = lnum;
|
|
|
8415 }
|
|
|
8416
|
|
|
8417 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
8418 static void make_connection __ARGS((void));
|
|
|
8419 static int check_connection __ARGS((void));
|
|
|
8420
|
|
|
8421 static void
|
|
|
8422 make_connection()
|
|
|
8423 {
|
|
|
8424 if (X_DISPLAY == NULL
|
|
|
8425 # ifdef FEAT_GUI
|
|
|
8426 && !gui.in_use
|
|
|
8427 # endif
|
|
|
8428 )
|
|
|
8429 {
|
|
|
8430 x_force_connect = TRUE;
|
|
|
8431 setup_term_clip();
|
|
|
8432 x_force_connect = FALSE;
|
|
|
8433 }
|
|
|
8434 }
|
|
|
8435
|
|
|
8436 static int
|
|
|
8437 check_connection()
|
|
|
8438 {
|
|
|
8439 make_connection();
|
|
|
8440 if (X_DISPLAY == NULL)
|
|
|
8441 {
|
|
|
8442 EMSG(_("E240: No connection to Vim server"));
|
|
|
8443 return FAIL;
|
|
|
8444 }
|
|
|
8445 return OK;
|
|
|
8446 }
|
|
|
8447 #endif
|
|
|
8448
|
|
|
8449 #ifdef FEAT_CLIENTSERVER
|
|
|
8450 static void remote_common __ARGS((typeval *argvars, typeval *rettv, int expr));
|
|
|
8451
|
|
|
8452 static void
|
|
|
8453 remote_common(argvars, rettv, expr)
|
|
|
8454 typeval *argvars;
|
|
|
8455 typeval *rettv;
|
|
|
8456 int expr;
|
|
|
8457 {
|
|
|
8458 char_u *server_name;
|
|
|
8459 char_u *keys;
|
|
|
8460 char_u *r = NULL;
|
|
|
8461 char_u buf[NUMBUFLEN];
|
|
|
8462 # ifdef WIN32
|
|
|
8463 HWND w;
|
|
|
8464 # else
|
|
|
8465 Window w;
|
|
|
8466 # endif
|
|
|
8467
|
|
|
8468 if (check_restricted() || check_secure())
|
|
|
8469 return;
|
|
|
8470
|
|
|
8471 # ifdef FEAT_X11
|
|
|
8472 if (check_connection() == FAIL)
|
|
|
8473 return;
|
|
|
8474 # endif
|
|
|
8475
|
|
|
8476 server_name = get_tv_string(&argvars[0]);
|
|
|
8477 keys = get_tv_string_buf(&argvars[1], buf);
|
|
|
8478 # ifdef WIN32
|
|
|
8479 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
8480 # else
|
|
|
8481 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
8482 < 0)
|
|
|
8483 # endif
|
|
|
8484 {
|
|
|
8485 if (r != NULL)
|
|
|
8486 EMSG(r); /* sending worked but evaluation failed */
|
|
|
8487 else
|
|
|
8488 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
8489 return;
|
|
|
8490 }
|
|
|
8491
|
|
|
8492 rettv->vval.v_string = r;
|
|
|
8493
|
|
|
8494 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
8495 {
|
|
|
8496 var v;
|
|
|
8497 char_u str[30];
|
|
|
8498
|
|
|
8499 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
|
8500 v.tv.v_type = VAR_STRING;
|
|
|
8501 v.tv.vval.v_string = vim_strsave(str);
|
|
|
8502 set_var(get_tv_string(&argvars[2]), &v.tv, FALSE);
|
|
|
8503 vim_free(v.tv.vval.v_string);
|
|
|
8504 }
|
|
|
8505 }
|
|
|
8506 #endif
|
|
|
8507
|
|
|
8508 /*
|
|
|
8509 * "remote_expr()" function
|
|
|
8510 */
|
|
|
8511 /*ARGSUSED*/
|
|
|
8512 static void
|
|
|
8513 f_remote_expr(argvars, rettv)
|
|
|
8514 typeval *argvars;
|
|
|
8515 typeval *rettv;
|
|
|
8516 {
|
|
|
8517 rettv->v_type = VAR_STRING;
|
|
|
8518 rettv->vval.v_string = NULL;
|
|
|
8519 #ifdef FEAT_CLIENTSERVER
|
|
|
8520 remote_common(argvars, rettv, TRUE);
|
|
|
8521 #endif
|
|
|
8522 }
|
|
|
8523
|
|
|
8524 /*
|
|
|
8525 * "remote_foreground()" function
|
|
|
8526 */
|
|
|
8527 /*ARGSUSED*/
|
|
|
8528 static void
|
|
|
8529 f_remote_foreground(argvars, rettv)
|
|
|
8530 typeval *argvars;
|
|
|
8531 typeval *rettv;
|
|
|
8532 {
|
|
|
8533 rettv->vval.v_number = 0;
|
|
|
8534 #ifdef FEAT_CLIENTSERVER
|
|
|
8535 # ifdef WIN32
|
|
|
8536 /* On Win32 it's done in this application. */
|
|
|
8537 serverForeground(get_tv_string(&argvars[0]));
|
|
|
8538 # else
|
|
|
8539 /* Send a foreground() expression to the server. */
|
|
|
8540 argvars[1].v_type = VAR_STRING;
|
|
|
8541 argvars[1].vval.v_string = vim_strsave((char_u *)"foreground()");
|
|
|
8542 argvars[2].v_type = VAR_UNKNOWN;
|
|
|
8543 remote_common(argvars, rettv, TRUE);
|
|
|
8544 vim_free(argvars[1].vval.v_string);
|
|
|
8545 # endif
|
|
|
8546 #endif
|
|
|
8547 }
|
|
|
8548
|
|
|
8549 /*ARGSUSED*/
|
|
|
8550 static void
|
|
|
8551 f_remote_peek(argvars, rettv)
|
|
|
8552 typeval *argvars;
|
|
|
8553 typeval *rettv;
|
|
|
8554 {
|
|
|
8555 #ifdef FEAT_CLIENTSERVER
|
|
|
8556 var v;
|
|
|
8557 char_u *s = NULL;
|
|
|
8558 # ifdef WIN32
|
|
|
8559 int n = 0;
|
|
|
8560 # endif
|
|
|
8561
|
|
|
8562 if (check_restricted() || check_secure())
|
|
|
8563 {
|
|
|
8564 rettv->vval.v_number = -1;
|
|
|
8565 return;
|
|
|
8566 }
|
|
|
8567 # ifdef WIN32
|
|
|
8568 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
|
8569 if (n == 0)
|
|
|
8570 rettv->vval.v_number = -1;
|
|
|
8571 else
|
|
|
8572 {
|
|
|
8573 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
|
8574 rettv->vval.v_number = (s != NULL);
|
|
|
8575 }
|
|
|
8576 # else
|
|
|
8577 rettv->vval.v_number = 0;
|
|
|
8578 if (check_connection() == FAIL)
|
|
|
8579 return;
|
|
|
8580
|
|
|
8581 rettv->vval.v_number = serverPeekReply(X_DISPLAY,
|
|
|
8582 serverStrToWin(get_tv_string(&argvars[0])), &s);
|
|
|
8583 # endif
|
|
|
8584
|
|
|
8585 if (argvars[1].v_type != VAR_UNKNOWN && rettv->vval.v_number > 0)
|
|
|
8586 {
|
|
|
8587 v.tv.v_type = VAR_STRING;
|
|
|
8588 v.tv.vval.v_string = vim_strsave(s);
|
|
|
8589 set_var(get_tv_string(&argvars[1]), &v.tv, FALSE);
|
|
|
8590 vim_free(v.tv.vval.v_string);
|
|
|
8591 }
|
|
|
8592 #else
|
|
|
8593 rettv->vval.v_number = -1;
|
|
|
8594 #endif
|
|
|
8595 }
|
|
|
8596
|
|
|
8597 /*ARGSUSED*/
|
|
|
8598 static void
|
|
|
8599 f_remote_read(argvars, rettv)
|
|
|
8600 typeval *argvars;
|
|
|
8601 typeval *rettv;
|
|
|
8602 {
|
|
|
8603 char_u *r = NULL;
|
|
|
8604
|
|
|
8605 #ifdef FEAT_CLIENTSERVER
|
|
|
8606 if (!check_restricted() && !check_secure())
|
|
|
8607 {
|
|
|
8608 # ifdef WIN32
|
|
|
8609 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
8610 int n = 0;
|
|
|
8611
|
|
|
8612 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
|
8613 if (n != 0)
|
|
|
8614 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
8615 if (r == NULL)
|
|
|
8616 # else
|
|
|
8617 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
|
8618 serverStrToWin(get_tv_string(&argvars[0])), &r, FALSE) < 0)
|
|
|
8619 # endif
|
|
|
8620 EMSG(_("E277: Unable to read a server reply"));
|
|
|
8621 }
|
|
|
8622 #endif
|
|
|
8623 rettv->v_type = VAR_STRING;
|
|
|
8624 rettv->vval.v_string = r;
|
|
|
8625 }
|
|
|
8626
|
|
|
8627 /*
|
|
|
8628 * "remote_send()" function
|
|
|
8629 */
|
|
|
8630 /*ARGSUSED*/
|
|
|
8631 static void
|
|
|
8632 f_remote_send(argvars, rettv)
|
|
|
8633 typeval *argvars;
|
|
|
8634 typeval *rettv;
|
|
|
8635 {
|
|
|
8636 rettv->v_type = VAR_STRING;
|
|
|
8637 rettv->vval.v_string = NULL;
|
|
|
8638 #ifdef FEAT_CLIENTSERVER
|
|
|
8639 remote_common(argvars, rettv, FALSE);
|
|
|
8640 #endif
|
|
|
8641 }
|
|
|
8642
|
|
|
8643 /*
|
|
80
|
8644 * "remove({list}, {idx} [, {end}])" function
|
|
56
|
8645 */
|
|
|
8646 static void
|
|
71
|
8647 f_remove(argvars, rettv)
|
|
|
8648 typeval *argvars;
|
|
|
8649 typeval *rettv;
|
|
56
|
8650 {
|
|
|
8651 listvar *l;
|
|
80
|
8652 listitem *item, *item2;
|
|
|
8653 listitem *li;
|
|
56
|
8654 long idx;
|
|
80
|
8655 long end;
|
|
|
8656
|
|
|
8657 rettv->vval.v_number = 0;
|
|
56
|
8658 if (argvars[0].v_type != VAR_LIST)
|
|
83
|
8659 EMSG2(_(e_listarg), "remove()");
|
|
56
|
8660 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
8661 {
|
|
71
|
8662 idx = get_tv_number(&argvars[1]);
|
|
80
|
8663 item = list_find(l, idx);
|
|
56
|
8664 if (item == NULL)
|
|
|
8665 EMSGN(_(e_listidx), idx);
|
|
|
8666 else
|
|
|
8667 {
|
|
80
|
8668 if (argvars[2].v_type == VAR_UNKNOWN)
|
|
|
8669 {
|
|
|
8670 /* Remove one item, return its value. */
|
|
|
8671 list_getrem(l, item, item);
|
|
|
8672 *rettv = item->li_tv;
|
|
|
8673 vim_free(item);
|
|
|
8674 }
|
|
|
8675 else
|
|
|
8676 {
|
|
|
8677 /* Remove range of items, return list with values. */
|
|
|
8678 end = get_tv_number(&argvars[2]);
|
|
|
8679 item2 = list_find(l, end);
|
|
|
8680 if (item2 == NULL)
|
|
|
8681 EMSGN(_(e_listidx), end);
|
|
|
8682 else
|
|
|
8683 {
|
|
|
8684 for (li = item; li != item2 && li != NULL; li = li->li_next)
|
|
|
8685 ;
|
|
|
8686 if (li == NULL) /* didn't find "item2" after "item" */
|
|
|
8687 EMSG(_(e_invrange));
|
|
|
8688 else
|
|
|
8689 {
|
|
|
8690 list_getrem(l, item, item2);
|
|
|
8691 l = list_alloc();
|
|
|
8692 if (l != NULL)
|
|
|
8693 {
|
|
|
8694 rettv->v_type = VAR_LIST;
|
|
|
8695 rettv->vval.v_list = l;
|
|
|
8696 l->lv_first = item;
|
|
|
8697 l->lv_last = item2;
|
|
|
8698 l->lv_refcount = 1;
|
|
|
8699 item->li_prev = NULL;
|
|
|
8700 item2->li_next = NULL;
|
|
|
8701 }
|
|
|
8702 }
|
|
|
8703 }
|
|
|
8704 }
|
|
56
|
8705 }
|
|
|
8706 }
|
|
7
|
8707 }
|
|
|
8708
|
|
|
8709 /*
|
|
|
8710 * "rename({from}, {to})" function
|
|
|
8711 */
|
|
|
8712 static void
|
|
71
|
8713 f_rename(argvars, rettv)
|
|
|
8714 typeval *argvars;
|
|
|
8715 typeval *rettv;
|
|
7
|
8716 {
|
|
|
8717 char_u buf[NUMBUFLEN];
|
|
|
8718
|
|
|
8719 if (check_restricted() || check_secure())
|
|
71
|
8720 rettv->vval.v_number = -1;
|
|
|
8721 else
|
|
|
8722 rettv->vval.v_number = vim_rename(get_tv_string(&argvars[0]),
|
|
|
8723 get_tv_string_buf(&argvars[1], buf));
|
|
7
|
8724 }
|
|
|
8725
|
|
|
8726 /*
|
|
80
|
8727 * "repeat()" function
|
|
|
8728 */
|
|
|
8729 /*ARGSUSED*/
|
|
|
8730 static void
|
|
|
8731 f_repeat(argvars, rettv)
|
|
|
8732 typeval *argvars;
|
|
|
8733 typeval *rettv;
|
|
|
8734 {
|
|
|
8735 char_u *p;
|
|
|
8736 int n;
|
|
|
8737 int slen;
|
|
|
8738 int len;
|
|
|
8739 char_u *r;
|
|
|
8740 int i;
|
|
|
8741 listvar *l;
|
|
|
8742
|
|
|
8743 n = get_tv_number(&argvars[1]);
|
|
|
8744 if (argvars[0].v_type == VAR_LIST)
|
|
|
8745 {
|
|
|
8746 l = list_alloc();
|
|
|
8747 if (l != NULL && argvars[0].vval.v_list != NULL)
|
|
|
8748 {
|
|
|
8749 l->lv_refcount = 1;
|
|
|
8750 while (n-- > 0)
|
|
|
8751 if (list_extend(l, argvars[0].vval.v_list, NULL) == FAIL)
|
|
|
8752 break;
|
|
|
8753 }
|
|
|
8754 rettv->v_type = VAR_LIST;
|
|
|
8755 rettv->vval.v_list = l;
|
|
|
8756 }
|
|
|
8757 else
|
|
|
8758 {
|
|
|
8759 p = get_tv_string(&argvars[0]);
|
|
|
8760 rettv->v_type = VAR_STRING;
|
|
|
8761 rettv->vval.v_string = NULL;
|
|
|
8762
|
|
|
8763 slen = (int)STRLEN(p);
|
|
|
8764 len = slen * n;
|
|
|
8765 if (len <= 0)
|
|
|
8766 return;
|
|
|
8767
|
|
|
8768 r = alloc(len + 1);
|
|
|
8769 if (r != NULL)
|
|
|
8770 {
|
|
|
8771 for (i = 0; i < n; i++)
|
|
|
8772 mch_memmove(r + i * slen, p, (size_t)slen);
|
|
|
8773 r[len] = NUL;
|
|
|
8774 }
|
|
|
8775
|
|
|
8776 rettv->vval.v_string = r;
|
|
|
8777 }
|
|
|
8778 }
|
|
|
8779
|
|
|
8780 /*
|
|
7
|
8781 * "resolve()" function
|
|
|
8782 */
|
|
|
8783 static void
|
|
71
|
8784 f_resolve(argvars, rettv)
|
|
|
8785 typeval *argvars;
|
|
|
8786 typeval *rettv;
|
|
7
|
8787 {
|
|
|
8788 char_u *p;
|
|
|
8789
|
|
71
|
8790 p = get_tv_string(&argvars[0]);
|
|
7
|
8791 #ifdef FEAT_SHORTCUT
|
|
|
8792 {
|
|
|
8793 char_u *v = NULL;
|
|
|
8794
|
|
|
8795 v = mch_resolve_shortcut(p);
|
|
|
8796 if (v != NULL)
|
|
71
|
8797 rettv->vval.v_string = v;
|
|
7
|
8798 else
|
|
71
|
8799 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
8800 }
|
|
|
8801 #else
|
|
|
8802 # ifdef HAVE_READLINK
|
|
|
8803 {
|
|
|
8804 char_u buf[MAXPATHL + 1];
|
|
|
8805 char_u *cpy;
|
|
|
8806 int len;
|
|
|
8807 char_u *remain = NULL;
|
|
|
8808 char_u *q;
|
|
|
8809 int is_relative_to_current = FALSE;
|
|
|
8810 int has_trailing_pathsep = FALSE;
|
|
|
8811 int limit = 100;
|
|
|
8812
|
|
|
8813 p = vim_strsave(p);
|
|
|
8814
|
|
|
8815 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
8816 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
8817 is_relative_to_current = TRUE;
|
|
|
8818
|
|
|
8819 len = STRLEN(p);
|
|
39
|
8820 if (len > 0 && after_pathsep(p, p + len))
|
|
7
|
8821 has_trailing_pathsep = TRUE;
|
|
|
8822
|
|
|
8823 q = getnextcomp(p);
|
|
|
8824 if (*q != NUL)
|
|
|
8825 {
|
|
|
8826 /* Separate the first path component in "p", and keep the
|
|
|
8827 * remainder (beginning with the path separator). */
|
|
|
8828 remain = vim_strsave(q - 1);
|
|
|
8829 q[-1] = NUL;
|
|
|
8830 }
|
|
|
8831
|
|
|
8832 for (;;)
|
|
|
8833 {
|
|
|
8834 for (;;)
|
|
|
8835 {
|
|
|
8836 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
8837 if (len <= 0)
|
|
|
8838 break;
|
|
|
8839 buf[len] = NUL;
|
|
|
8840
|
|
|
8841 if (limit-- == 0)
|
|
|
8842 {
|
|
|
8843 vim_free(p);
|
|
|
8844 vim_free(remain);
|
|
|
8845 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
71
|
8846 rettv->vval.v_string = NULL;
|
|
7
|
8847 goto fail;
|
|
|
8848 }
|
|
|
8849
|
|
|
8850 /* Ensure that the result will have a trailing path separator
|
|
|
8851 * if the argument has one. */
|
|
|
8852 if (remain == NULL && has_trailing_pathsep)
|
|
|
8853 add_pathsep(buf);
|
|
|
8854
|
|
|
8855 /* Separate the first path component in the link value and
|
|
|
8856 * concatenate the remainders. */
|
|
|
8857 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
8858 if (*q != NUL)
|
|
|
8859 {
|
|
|
8860 if (remain == NULL)
|
|
|
8861 remain = vim_strsave(q - 1);
|
|
|
8862 else
|
|
|
8863 {
|
|
|
8864 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
8865 if (cpy != NULL)
|
|
|
8866 {
|
|
|
8867 STRCAT(cpy, remain);
|
|
|
8868 vim_free(remain);
|
|
|
8869 remain = cpy;
|
|
|
8870 }
|
|
|
8871 }
|
|
|
8872 q[-1] = NUL;
|
|
|
8873 }
|
|
|
8874
|
|
|
8875 q = gettail(p);
|
|
|
8876 if (q > p && *q == NUL)
|
|
|
8877 {
|
|
|
8878 /* Ignore trailing path separator. */
|
|
|
8879 q[-1] = NUL;
|
|
|
8880 q = gettail(p);
|
|
|
8881 }
|
|
|
8882 if (q > p && !mch_isFullName(buf))
|
|
|
8883 {
|
|
|
8884 /* symlink is relative to directory of argument */
|
|
|
8885 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
8886 if (cpy != NULL)
|
|
|
8887 {
|
|
|
8888 STRCPY(cpy, p);
|
|
|
8889 STRCPY(gettail(cpy), buf);
|
|
|
8890 vim_free(p);
|
|
|
8891 p = cpy;
|
|
|
8892 }
|
|
|
8893 }
|
|
|
8894 else
|
|
|
8895 {
|
|
|
8896 vim_free(p);
|
|
|
8897 p = vim_strsave(buf);
|
|
|
8898 }
|
|
|
8899 }
|
|
|
8900
|
|
|
8901 if (remain == NULL)
|
|
|
8902 break;
|
|
|
8903
|
|
|
8904 /* Append the first path component of "remain" to "p". */
|
|
|
8905 q = getnextcomp(remain + 1);
|
|
|
8906 len = q - remain - (*q != NUL);
|
|
|
8907 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
8908 if (cpy != NULL)
|
|
|
8909 {
|
|
|
8910 STRNCAT(cpy, remain, len);
|
|
|
8911 vim_free(p);
|
|
|
8912 p = cpy;
|
|
|
8913 }
|
|
|
8914 /* Shorten "remain". */
|
|
|
8915 if (*q != NUL)
|
|
|
8916 STRCPY(remain, q - 1);
|
|
|
8917 else
|
|
|
8918 {
|
|
|
8919 vim_free(remain);
|
|
|
8920 remain = NULL;
|
|
|
8921 }
|
|
|
8922 }
|
|
|
8923
|
|
|
8924 /* If the result is a relative path name, make it explicitly relative to
|
|
|
8925 * the current directory if and only if the argument had this form. */
|
|
|
8926 if (!vim_ispathsep(*p))
|
|
|
8927 {
|
|
|
8928 if (is_relative_to_current
|
|
|
8929 && *p != NUL
|
|
|
8930 && !(p[0] == '.'
|
|
|
8931 && (p[1] == NUL
|
|
|
8932 || vim_ispathsep(p[1])
|
|
|
8933 || (p[1] == '.'
|
|
|
8934 && (p[2] == NUL
|
|
|
8935 || vim_ispathsep(p[2]))))))
|
|
|
8936 {
|
|
|
8937 /* Prepend "./". */
|
|
|
8938 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
8939 if (cpy != NULL)
|
|
|
8940 {
|
|
|
8941 STRCAT(cpy, p);
|
|
|
8942 vim_free(p);
|
|
|
8943 p = cpy;
|
|
|
8944 }
|
|
|
8945 }
|
|
|
8946 else if (!is_relative_to_current)
|
|
|
8947 {
|
|
|
8948 /* Strip leading "./". */
|
|
|
8949 q = p;
|
|
|
8950 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
8951 q += 2;
|
|
|
8952 if (q > p)
|
|
|
8953 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
8954 }
|
|
|
8955 }
|
|
|
8956
|
|
|
8957 /* Ensure that the result will have no trailing path separator
|
|
|
8958 * if the argument had none. But keep "/" or "//". */
|
|
|
8959 if (!has_trailing_pathsep)
|
|
|
8960 {
|
|
|
8961 q = p + STRLEN(p);
|
|
39
|
8962 if (after_pathsep(p, q))
|
|
|
8963 *gettail_sep(p) = NUL;
|
|
7
|
8964 }
|
|
|
8965
|
|
71
|
8966 rettv->vval.v_string = p;
|
|
7
|
8967 }
|
|
|
8968 # else
|
|
71
|
8969 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
8970 # endif
|
|
|
8971 #endif
|
|
|
8972
|
|
71
|
8973 simplify_filename(rettv->vval.v_string);
|
|
7
|
8974
|
|
|
8975 #ifdef HAVE_READLINK
|
|
|
8976 fail:
|
|
|
8977 #endif
|
|
71
|
8978 rettv->v_type = VAR_STRING;
|
|
7
|
8979 }
|
|
|
8980
|
|
|
8981 /*
|
|
83
|
8982 * "reverse({list})" function
|
|
|
8983 */
|
|
|
8984 static void
|
|
|
8985 f_reverse(argvars, rettv)
|
|
|
8986 typeval *argvars;
|
|
|
8987 typeval *rettv;
|
|
|
8988 {
|
|
|
8989 listvar *l;
|
|
|
8990 listitem *li, *ni;
|
|
|
8991
|
|
|
8992 rettv->vval.v_number = 0;
|
|
|
8993 if (argvars[0].v_type != VAR_LIST)
|
|
|
8994 EMSG2(_(e_listarg), "reverse()");
|
|
|
8995 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
8996 {
|
|
|
8997 li = l->lv_last;
|
|
|
8998 l->lv_first = l->lv_last = li;
|
|
|
8999 while (li != NULL)
|
|
|
9000 {
|
|
|
9001 ni = li->li_prev;
|
|
|
9002 list_append(l, li);
|
|
|
9003 li = ni;
|
|
|
9004 }
|
|
|
9005 rettv->vval.v_list = l;
|
|
|
9006 rettv->v_type = VAR_LIST;
|
|
|
9007 ++l->lv_refcount;
|
|
|
9008 }
|
|
7
|
9009 }
|
|
|
9010
|
|
20
|
9011 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
9012 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
9013 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
9014
|
|
83
|
9015 static int get_search_arg __ARGS((typeval *varp, int *flagsp));
|
|
|
9016
|
|
|
9017 /*
|
|
|
9018 * Get flags for a search function.
|
|
|
9019 * Possibly sets "p_ws".
|
|
|
9020 * Returns BACKWARD, FORWARD or zero (for an error).
|
|
|
9021 */
|
|
|
9022 static int
|
|
|
9023 get_search_arg(varp, flagsp)
|
|
|
9024 typeval *varp;
|
|
|
9025 int *flagsp;
|
|
|
9026 {
|
|
|
9027 int dir = FORWARD;
|
|
|
9028 char_u *flags;
|
|
|
9029 char_u nbuf[NUMBUFLEN];
|
|
|
9030 int mask;
|
|
|
9031
|
|
|
9032 if (varp->v_type != VAR_UNKNOWN)
|
|
|
9033 {
|
|
|
9034 flags = get_tv_string_buf(varp, nbuf);
|
|
|
9035 while (*flags != NUL)
|
|
|
9036 {
|
|
|
9037 switch (*flags)
|
|
|
9038 {
|
|
|
9039 case 'b': dir = BACKWARD; break;
|
|
|
9040 case 'w': p_ws = TRUE; break;
|
|
|
9041 case 'W': p_ws = FALSE; break;
|
|
|
9042 default: mask = 0;
|
|
|
9043 if (flagsp != NULL)
|
|
|
9044 switch (*flags)
|
|
|
9045 {
|
|
|
9046 case 'n': mask = SP_NOMOVE; break;
|
|
|
9047 case 'r': mask = SP_REPEAT; break;
|
|
|
9048 case 'm': mask = SP_RETCOUNT; break;
|
|
|
9049 }
|
|
|
9050 if (mask == 0)
|
|
|
9051 {
|
|
|
9052 EMSG2(_(e_invarg2), flags);
|
|
|
9053 dir = 0;
|
|
|
9054 }
|
|
|
9055 else
|
|
|
9056 *flagsp |= mask;
|
|
|
9057 }
|
|
|
9058 if (dir == 0)
|
|
|
9059 break;
|
|
|
9060 ++flags;
|
|
|
9061 }
|
|
|
9062 }
|
|
|
9063 return dir;
|
|
|
9064 }
|
|
|
9065
|
|
7
|
9066 /*
|
|
|
9067 * "search()" function
|
|
|
9068 */
|
|
|
9069 static void
|
|
71
|
9070 f_search(argvars, rettv)
|
|
|
9071 typeval *argvars;
|
|
|
9072 typeval *rettv;
|
|
7
|
9073 {
|
|
|
9074 char_u *pat;
|
|
|
9075 pos_T pos;
|
|
20
|
9076 pos_T save_cursor;
|
|
7
|
9077 int save_p_ws = p_ws;
|
|
|
9078 int dir;
|
|
20
|
9079 int flags = 0;
|
|
|
9080
|
|
71
|
9081 rettv->vval.v_number = 0; /* default: FAIL */
|
|
|
9082
|
|
|
9083 pat = get_tv_string(&argvars[0]);
|
|
20
|
9084 dir = get_search_arg(&argvars[1], &flags); /* may set p_ws */
|
|
|
9085 if (dir == 0)
|
|
|
9086 goto theend;
|
|
|
9087 if ((flags & ~SP_NOMOVE) != 0)
|
|
|
9088 {
|
|
71
|
9089 EMSG2(_(e_invarg2), get_tv_string(&argvars[1]));
|
|
20
|
9090 goto theend;
|
|
|
9091 }
|
|
|
9092
|
|
|
9093 pos = save_cursor = curwin->w_cursor;
|
|
7
|
9094 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
9095 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
9096 {
|
|
71
|
9097 rettv->vval.v_number = pos.lnum;
|
|
7
|
9098 curwin->w_cursor = pos;
|
|
|
9099 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
9100 * correct that here */
|
|
|
9101 check_cursor();
|
|
|
9102 }
|
|
20
|
9103
|
|
|
9104 /* If 'n' flag is used: restore cursor position. */
|
|
|
9105 if (flags & SP_NOMOVE)
|
|
|
9106 curwin->w_cursor = save_cursor;
|
|
|
9107 theend:
|
|
7
|
9108 p_ws = save_p_ws;
|
|
|
9109 }
|
|
|
9110
|
|
|
9111 /*
|
|
|
9112 * "searchpair()" function
|
|
|
9113 */
|
|
|
9114 static void
|
|
71
|
9115 f_searchpair(argvars, rettv)
|
|
|
9116 typeval *argvars;
|
|
|
9117 typeval *rettv;
|
|
7
|
9118 {
|
|
|
9119 char_u *spat, *mpat, *epat;
|
|
|
9120 char_u *skip;
|
|
|
9121 char_u *pat, *pat2, *pat3;
|
|
|
9122 pos_T pos;
|
|
|
9123 pos_T firstpos;
|
|
|
9124 pos_T save_cursor;
|
|
|
9125 pos_T save_pos;
|
|
|
9126 int save_p_ws = p_ws;
|
|
|
9127 char_u *save_cpo;
|
|
|
9128 int dir;
|
|
|
9129 int flags = 0;
|
|
|
9130 char_u nbuf1[NUMBUFLEN];
|
|
|
9131 char_u nbuf2[NUMBUFLEN];
|
|
|
9132 char_u nbuf3[NUMBUFLEN];
|
|
|
9133 int n;
|
|
|
9134 int r;
|
|
|
9135 int nest = 1;
|
|
|
9136 int err;
|
|
|
9137
|
|
71
|
9138 rettv->vval.v_number = 0; /* default: FAIL */
|
|
7
|
9139
|
|
|
9140 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
9141 save_cpo = p_cpo;
|
|
|
9142 p_cpo = (char_u *)"";
|
|
|
9143
|
|
|
9144 /* Get the three pattern arguments: start, middle, end. */
|
|
71
|
9145 spat = get_tv_string(&argvars[0]);
|
|
|
9146 mpat = get_tv_string_buf(&argvars[1], nbuf1);
|
|
|
9147 epat = get_tv_string_buf(&argvars[2], nbuf2);
|
|
7
|
9148
|
|
|
9149 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
9150 * start/middle/end (pat3, for the top pair). */
|
|
|
9151 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
9152 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
9153 if (pat2 == NULL || pat3 == NULL)
|
|
|
9154 goto theend;
|
|
|
9155 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
9156 if (*mpat == NUL)
|
|
|
9157 STRCPY(pat3, pat2);
|
|
|
9158 else
|
|
|
9159 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
9160 spat, epat, mpat);
|
|
|
9161
|
|
|
9162 /* Handle the optional fourth argument: flags */
|
|
|
9163 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
20
|
9164 if (dir == 0)
|
|
|
9165 goto theend;
|
|
7
|
9166
|
|
|
9167 /* Optional fifth argument: skip expresion */
|
|
56
|
9168 if (argvars[3].v_type == VAR_UNKNOWN
|
|
|
9169 || argvars[4].v_type == VAR_UNKNOWN)
|
|
7
|
9170 skip = (char_u *)"";
|
|
|
9171 else
|
|
71
|
9172 skip = get_tv_string_buf(&argvars[4], nbuf3);
|
|
7
|
9173
|
|
|
9174 save_cursor = curwin->w_cursor;
|
|
|
9175 pos = curwin->w_cursor;
|
|
|
9176 firstpos.lnum = 0;
|
|
|
9177 pat = pat3;
|
|
|
9178 for (;;)
|
|
|
9179 {
|
|
|
9180 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
9181 SEARCH_KEEP, RE_SEARCH);
|
|
|
9182 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
9183 /* didn't find it or found the first match again: FAIL */
|
|
|
9184 break;
|
|
|
9185
|
|
|
9186 if (firstpos.lnum == 0)
|
|
|
9187 firstpos = pos;
|
|
|
9188
|
|
|
9189 /* If the skip pattern matches, ignore this match. */
|
|
|
9190 if (*skip != NUL)
|
|
|
9191 {
|
|
|
9192 save_pos = curwin->w_cursor;
|
|
|
9193 curwin->w_cursor = pos;
|
|
|
9194 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
9195 curwin->w_cursor = save_pos;
|
|
|
9196 if (err)
|
|
|
9197 {
|
|
|
9198 /* Evaluating {skip} caused an error, break here. */
|
|
|
9199 curwin->w_cursor = save_cursor;
|
|
71
|
9200 rettv->vval.v_number = -1;
|
|
7
|
9201 break;
|
|
|
9202 }
|
|
|
9203 if (r)
|
|
|
9204 continue;
|
|
|
9205 }
|
|
|
9206
|
|
|
9207 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
9208 {
|
|
|
9209 /* Found end when searching backwards or start when searching
|
|
|
9210 * forward: nested pair. */
|
|
|
9211 ++nest;
|
|
|
9212 pat = pat2; /* nested, don't search for middle */
|
|
|
9213 }
|
|
|
9214 else
|
|
|
9215 {
|
|
|
9216 /* Found end when searching forward or start when searching
|
|
|
9217 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
9218 if (--nest == 1)
|
|
|
9219 pat = pat3; /* outer level, search for middle */
|
|
|
9220 }
|
|
|
9221
|
|
|
9222 if (nest == 0)
|
|
|
9223 {
|
|
|
9224 /* Found the match: return matchcount or line number. */
|
|
|
9225 if (flags & SP_RETCOUNT)
|
|
71
|
9226 ++rettv->vval.v_number;
|
|
7
|
9227 else
|
|
71
|
9228 rettv->vval.v_number = pos.lnum;
|
|
7
|
9229 curwin->w_cursor = pos;
|
|
|
9230 if (!(flags & SP_REPEAT))
|
|
|
9231 break;
|
|
|
9232 nest = 1; /* search for next unmatched */
|
|
|
9233 }
|
|
|
9234 }
|
|
|
9235
|
|
|
9236 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
71
|
9237 if ((flags & SP_NOMOVE) || rettv->vval.v_number == 0)
|
|
7
|
9238 curwin->w_cursor = save_cursor;
|
|
|
9239
|
|
|
9240 theend:
|
|
|
9241 vim_free(pat2);
|
|
|
9242 vim_free(pat3);
|
|
|
9243 p_ws = save_p_ws;
|
|
|
9244 p_cpo = save_cpo;
|
|
|
9245 }
|
|
|
9246
|
|
83
|
9247 /*ARGSUSED*/
|
|
|
9248 static void
|
|
|
9249 f_server2client(argvars, rettv)
|
|
|
9250 typeval *argvars;
|
|
|
9251 typeval *rettv;
|
|
|
9252 {
|
|
|
9253 #ifdef FEAT_CLIENTSERVER
|
|
|
9254 char_u buf[NUMBUFLEN];
|
|
|
9255 char_u *server = get_tv_string(&argvars[0]);
|
|
|
9256 char_u *reply = get_tv_string_buf(&argvars[1], buf);
|
|
|
9257
|
|
|
9258 rettv->vval.v_number = -1;
|
|
|
9259 if (check_restricted() || check_secure())
|
|
|
9260 return;
|
|
|
9261 # ifdef FEAT_X11
|
|
|
9262 if (check_connection() == FAIL)
|
|
|
9263 return;
|
|
|
9264 # endif
|
|
|
9265
|
|
|
9266 if (serverSendReply(server, reply) < 0)
|
|
|
9267 {
|
|
|
9268 EMSG(_("E258: Unable to send to client"));
|
|
|
9269 return;
|
|
|
9270 }
|
|
|
9271 rettv->vval.v_number = 0;
|
|
|
9272 #else
|
|
|
9273 rettv->vval.v_number = -1;
|
|
|
9274 #endif
|
|
|
9275 }
|
|
|
9276
|
|
|
9277 /*ARGSUSED*/
|
|
|
9278 static void
|
|
|
9279 f_serverlist(argvars, rettv)
|
|
|
9280 typeval *argvars;
|
|
|
9281 typeval *rettv;
|
|
|
9282 {
|
|
|
9283 char_u *r = NULL;
|
|
|
9284
|
|
|
9285 #ifdef FEAT_CLIENTSERVER
|
|
|
9286 # ifdef WIN32
|
|
|
9287 r = serverGetVimNames();
|
|
|
9288 # else
|
|
|
9289 make_connection();
|
|
|
9290 if (X_DISPLAY != NULL)
|
|
|
9291 r = serverGetVimNames(X_DISPLAY);
|
|
|
9292 # endif
|
|
|
9293 #endif
|
|
|
9294 rettv->v_type = VAR_STRING;
|
|
|
9295 rettv->vval.v_string = r;
|
|
7
|
9296 }
|
|
|
9297
|
|
|
9298 /*
|
|
|
9299 * "setbufvar()" function
|
|
|
9300 */
|
|
|
9301 /*ARGSUSED*/
|
|
|
9302 static void
|
|
71
|
9303 f_setbufvar(argvars, rettv)
|
|
|
9304 typeval *argvars;
|
|
|
9305 typeval *rettv;
|
|
7
|
9306 {
|
|
|
9307 buf_T *buf;
|
|
|
9308 #ifdef FEAT_AUTOCMD
|
|
|
9309 aco_save_T aco;
|
|
|
9310 #else
|
|
|
9311 buf_T *save_curbuf;
|
|
|
9312 #endif
|
|
|
9313 char_u *varname, *bufvarname;
|
|
56
|
9314 typeval *varp;
|
|
7
|
9315 char_u nbuf[NUMBUFLEN];
|
|
|
9316
|
|
|
9317 if (check_restricted() || check_secure())
|
|
|
9318 return;
|
|
|
9319 ++emsg_off;
|
|
71
|
9320 buf = get_buf_tv(&argvars[0]);
|
|
|
9321 varname = get_tv_string(&argvars[1]);
|
|
7
|
9322 varp = &argvars[2];
|
|
|
9323
|
|
|
9324 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
9325 {
|
|
|
9326 /* set curbuf to be our buf, temporarily */
|
|
|
9327 #ifdef FEAT_AUTOCMD
|
|
|
9328 aucmd_prepbuf(&aco, buf);
|
|
|
9329 #else
|
|
|
9330 save_curbuf = curbuf;
|
|
|
9331 curbuf = buf;
|
|
|
9332 #endif
|
|
|
9333
|
|
|
9334 if (*varname == '&')
|
|
|
9335 {
|
|
|
9336 ++varname;
|
|
71
|
9337 set_option_value(varname, get_tv_number(varp),
|
|
|
9338 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
9339 }
|
|
|
9340 else
|
|
|
9341 {
|
|
|
9342 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
9343 if (bufvarname != NULL)
|
|
|
9344 {
|
|
|
9345 STRCPY(bufvarname, "b:");
|
|
|
9346 STRCPY(bufvarname + 2, varname);
|
|
51
|
9347 set_var(bufvarname, varp, TRUE);
|
|
7
|
9348 vim_free(bufvarname);
|
|
|
9349 }
|
|
|
9350 }
|
|
|
9351
|
|
|
9352 /* reset notion of buffer */
|
|
|
9353 #ifdef FEAT_AUTOCMD
|
|
|
9354 aucmd_restbuf(&aco);
|
|
|
9355 #else
|
|
|
9356 curbuf = save_curbuf;
|
|
|
9357 #endif
|
|
|
9358 }
|
|
|
9359 --emsg_off;
|
|
|
9360 }
|
|
|
9361
|
|
|
9362 /*
|
|
|
9363 * "setcmdpos()" function
|
|
|
9364 */
|
|
|
9365 static void
|
|
71
|
9366 f_setcmdpos(argvars, rettv)
|
|
|
9367 typeval *argvars;
|
|
|
9368 typeval *rettv;
|
|
|
9369 {
|
|
|
9370 rettv->vval.v_number = set_cmdline_pos(
|
|
|
9371 (int)get_tv_number(&argvars[0]) - 1);
|
|
7
|
9372 }
|
|
|
9373
|
|
|
9374 /*
|
|
|
9375 * "setline()" function
|
|
|
9376 */
|
|
|
9377 static void
|
|
71
|
9378 f_setline(argvars, rettv)
|
|
|
9379 typeval *argvars;
|
|
|
9380 typeval *rettv;
|
|
7
|
9381 {
|
|
|
9382 linenr_T lnum;
|
|
|
9383 char_u *line;
|
|
|
9384
|
|
71
|
9385 lnum = get_tv_lnum(argvars);
|
|
|
9386 line = get_tv_string(&argvars[1]);
|
|
|
9387 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
9388
|
|
|
9389 if (lnum >= 1
|
|
|
9390 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
9391 && u_savesub(lnum) == OK
|
|
|
9392 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
9393 {
|
|
|
9394 changed_bytes(lnum, 0);
|
|
|
9395 check_cursor_col();
|
|
71
|
9396 rettv->vval.v_number = 0;
|
|
7
|
9397 }
|
|
|
9398 }
|
|
|
9399
|
|
|
9400 /*
|
|
|
9401 * "setreg()" function
|
|
|
9402 */
|
|
|
9403 static void
|
|
71
|
9404 f_setreg(argvars, rettv)
|
|
|
9405 typeval *argvars;
|
|
|
9406 typeval *rettv;
|
|
7
|
9407 {
|
|
|
9408 int regname;
|
|
|
9409 char_u *strregname;
|
|
|
9410 char_u *stropt;
|
|
|
9411 int append;
|
|
|
9412 char_u yank_type;
|
|
|
9413 long block_len;
|
|
|
9414
|
|
|
9415 block_len = -1;
|
|
|
9416 yank_type = MAUTO;
|
|
|
9417 append = FALSE;
|
|
|
9418
|
|
71
|
9419 strregname = get_tv_string(argvars);
|
|
|
9420 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
9421
|
|
|
9422 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
9423 if (regname == 0 || regname == '@')
|
|
|
9424 regname = '"';
|
|
|
9425 else if (regname == '=')
|
|
|
9426 return;
|
|
|
9427
|
|
56
|
9428 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
9429 {
|
|
71
|
9430 for (stropt = get_tv_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
7
|
9431 switch (*stropt)
|
|
|
9432 {
|
|
|
9433 case 'a': case 'A': /* append */
|
|
|
9434 append = TRUE;
|
|
|
9435 break;
|
|
|
9436 case 'v': case 'c': /* character-wise selection */
|
|
|
9437 yank_type = MCHAR;
|
|
|
9438 break;
|
|
|
9439 case 'V': case 'l': /* line-wise selection */
|
|
|
9440 yank_type = MLINE;
|
|
|
9441 break;
|
|
|
9442 #ifdef FEAT_VISUAL
|
|
|
9443 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
9444 yank_type = MBLOCK;
|
|
|
9445 if (VIM_ISDIGIT(stropt[1]))
|
|
|
9446 {
|
|
|
9447 ++stropt;
|
|
|
9448 block_len = getdigits(&stropt) - 1;
|
|
|
9449 --stropt;
|
|
|
9450 }
|
|
|
9451 break;
|
|
|
9452 #endif
|
|
|
9453 }
|
|
|
9454 }
|
|
|
9455
|
|
71
|
9456 write_reg_contents_ex(regname, get_tv_string(&argvars[1]), -1,
|
|
7
|
9457 append, yank_type, block_len);
|
|
71
|
9458 rettv->vval.v_number = 0;
|
|
7
|
9459 }
|
|
|
9460
|
|
|
9461
|
|
|
9462 /*
|
|
|
9463 * "setwinvar(expr)" function
|
|
|
9464 */
|
|
|
9465 /*ARGSUSED*/
|
|
|
9466 static void
|
|
71
|
9467 f_setwinvar(argvars, rettv)
|
|
|
9468 typeval *argvars;
|
|
|
9469 typeval *rettv;
|
|
7
|
9470 {
|
|
|
9471 win_T *win;
|
|
|
9472 #ifdef FEAT_WINDOWS
|
|
|
9473 win_T *save_curwin;
|
|
|
9474 #endif
|
|
|
9475 char_u *varname, *winvarname;
|
|
56
|
9476 typeval *varp;
|
|
7
|
9477 char_u nbuf[NUMBUFLEN];
|
|
|
9478
|
|
|
9479 if (check_restricted() || check_secure())
|
|
|
9480 return;
|
|
|
9481 ++emsg_off;
|
|
|
9482 win = find_win_by_nr(&argvars[0]);
|
|
71
|
9483 varname = get_tv_string(&argvars[1]);
|
|
7
|
9484 varp = &argvars[2];
|
|
|
9485
|
|
|
9486 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
9487 {
|
|
|
9488 #ifdef FEAT_WINDOWS
|
|
|
9489 /* set curwin to be our win, temporarily */
|
|
|
9490 save_curwin = curwin;
|
|
|
9491 curwin = win;
|
|
|
9492 curbuf = curwin->w_buffer;
|
|
|
9493 #endif
|
|
|
9494
|
|
|
9495 if (*varname == '&')
|
|
|
9496 {
|
|
|
9497 ++varname;
|
|
71
|
9498 set_option_value(varname, get_tv_number(varp),
|
|
|
9499 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
9500 }
|
|
|
9501 else
|
|
|
9502 {
|
|
|
9503 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
9504 if (winvarname != NULL)
|
|
|
9505 {
|
|
|
9506 STRCPY(winvarname, "w:");
|
|
|
9507 STRCPY(winvarname + 2, varname);
|
|
51
|
9508 set_var(winvarname, varp, TRUE);
|
|
7
|
9509 vim_free(winvarname);
|
|
|
9510 }
|
|
|
9511 }
|
|
|
9512
|
|
|
9513 #ifdef FEAT_WINDOWS
|
|
|
9514 /* Restore current window, if it's still valid (autocomands can make
|
|
|
9515 * it invalid). */
|
|
|
9516 if (win_valid(save_curwin))
|
|
|
9517 {
|
|
|
9518 curwin = save_curwin;
|
|
|
9519 curbuf = curwin->w_buffer;
|
|
|
9520 }
|
|
|
9521 #endif
|
|
|
9522 }
|
|
|
9523 --emsg_off;
|
|
|
9524 }
|
|
|
9525
|
|
|
9526 /*
|
|
83
|
9527 * "simplify()" function
|
|
|
9528 */
|
|
|
9529 static void
|
|
|
9530 f_simplify(argvars, rettv)
|
|
|
9531 typeval *argvars;
|
|
|
9532 typeval *rettv;
|
|
|
9533 {
|
|
|
9534 char_u *p;
|
|
|
9535
|
|
|
9536 p = get_tv_string(&argvars[0]);
|
|
|
9537 rettv->vval.v_string = vim_strsave(p);
|
|
|
9538 simplify_filename(rettv->vval.v_string); /* simplify in place */
|
|
|
9539 rettv->v_type = VAR_STRING;
|
|
|
9540 }
|
|
|
9541
|
|
|
9542 static int
|
|
|
9543 #ifdef __BORLANDC__
|
|
|
9544 _RTLENTRYF
|
|
|
9545 #endif
|
|
|
9546 item_compare __ARGS((const void *s1, const void *s2));
|
|
|
9547 static int
|
|
|
9548 #ifdef __BORLANDC__
|
|
|
9549 _RTLENTRYF
|
|
|
9550 #endif
|
|
|
9551 item_compare2 __ARGS((const void *s1, const void *s2));
|
|
|
9552
|
|
|
9553 static int item_compare_ic;
|
|
|
9554 static char_u *item_compare_func;
|
|
|
9555 #define ITEM_COMPARE_FAIL 999
|
|
|
9556
|
|
|
9557 /*
|
|
|
9558 * Compare functions for f_sort() below.
|
|
|
9559 */
|
|
|
9560 static int
|
|
|
9561 #ifdef __BORLANDC__
|
|
|
9562 _RTLENTRYF
|
|
|
9563 #endif
|
|
|
9564 item_compare(s1, s2)
|
|
|
9565 const void *s1;
|
|
|
9566 const void *s2;
|
|
|
9567 {
|
|
|
9568 char_u *p1, *p2;
|
|
|
9569 char_u *tofree1, *tofree2;
|
|
|
9570 int res;
|
|
|
9571 char_u numbuf1[NUMBUFLEN];
|
|
|
9572 char_u numbuf2[NUMBUFLEN];
|
|
|
9573
|
|
|
9574 p1 = tv2string(&(*(listitem **)s1)->li_tv, &tofree1, numbuf1);
|
|
|
9575 p2 = tv2string(&(*(listitem **)s2)->li_tv, &tofree2, numbuf2);
|
|
|
9576 if (item_compare_ic)
|
|
|
9577 res = STRICMP(p1, p2);
|
|
|
9578 else
|
|
|
9579 res = STRCMP(p1, p2);
|
|
|
9580 vim_free(tofree1);
|
|
|
9581 vim_free(tofree2);
|
|
|
9582 return res;
|
|
7
|
9583 }
|
|
|
9584
|
|
|
9585 static int
|
|
83
|
9586 #ifdef __BORLANDC__
|
|
|
9587 _RTLENTRYF
|
|
|
9588 #endif
|
|
|
9589 item_compare2(s1, s2)
|
|
|
9590 const void *s1;
|
|
|
9591 const void *s2;
|
|
|
9592 {
|
|
|
9593 int res;
|
|
|
9594 typeval rettv;
|
|
|
9595 typeval argv[2];
|
|
|
9596 int dummy;
|
|
|
9597
|
|
|
9598 /* copy the values (is this really needed?) */
|
|
|
9599 copy_tv(&(*(listitem **)s1)->li_tv, &argv[0]);
|
|
|
9600 copy_tv(&(*(listitem **)s2)->li_tv, &argv[1]);
|
|
|
9601
|
|
|
9602 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
|
9603 res = call_func(item_compare_func, STRLEN(item_compare_func),
|
|
|
9604 &rettv, 2, argv, 0L, 0L, &dummy, TRUE);
|
|
|
9605 clear_tv(&argv[0]);
|
|
|
9606 clear_tv(&argv[1]);
|
|
|
9607
|
|
|
9608 if (res == FAIL)
|
|
|
9609 res = ITEM_COMPARE_FAIL;
|
|
|
9610 else
|
|
|
9611 res = get_tv_number(&rettv);
|
|
|
9612 clear_tv(&rettv);
|
|
|
9613 return res;
|
|
|
9614 }
|
|
|
9615
|
|
|
9616 /*
|
|
|
9617 * "sort({list})" function
|
|
|
9618 */
|
|
|
9619 static void
|
|
|
9620 f_sort(argvars, rettv)
|
|
|
9621 typeval *argvars;
|
|
|
9622 typeval *rettv;
|
|
|
9623 {
|
|
|
9624 listvar *l;
|
|
|
9625 listitem *li;
|
|
|
9626 listitem **ptrs;
|
|
|
9627 long len;
|
|
|
9628 long i;
|
|
|
9629
|
|
71
|
9630 rettv->vval.v_number = 0;
|
|
83
|
9631 if (argvars[0].v_type != VAR_LIST)
|
|
|
9632 EMSG2(_(e_listarg), "sort()");
|
|
|
9633 else
|
|
|
9634 {
|
|
|
9635 l = argvars[0].vval.v_list;
|
|
|
9636 if (l == NULL)
|
|
|
9637 return;
|
|
|
9638 rettv->vval.v_list = l;
|
|
|
9639 rettv->v_type = VAR_LIST;
|
|
|
9640 ++l->lv_refcount;
|
|
|
9641
|
|
|
9642 len = list_len(l);
|
|
|
9643 if (len <= 1)
|
|
|
9644 return; /* short list sorts pretty quickly */
|
|
|
9645
|
|
|
9646 item_compare_ic = FALSE;
|
|
|
9647 item_compare_func = NULL;
|
|
|
9648 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
9649 {
|
|
|
9650 if (argvars[1].v_type == VAR_FUNC)
|
|
|
9651 item_compare_func = argvars[0].vval.v_string;
|
|
|
9652 else
|
|
|
9653 {
|
|
|
9654 i = get_tv_number(&argvars[1]);
|
|
|
9655 if (i == 1)
|
|
|
9656 item_compare_ic = TRUE;
|
|
|
9657 else
|
|
|
9658 item_compare_func = get_tv_string(&argvars[1]);
|
|
|
9659 }
|
|
|
9660 }
|
|
|
9661
|
|
|
9662 /* Make an array with each entry pointing to an item in the List. */
|
|
|
9663 ptrs = (listitem **)alloc((int)(len * sizeof(listitem *)));
|
|
|
9664 if (ptrs == NULL)
|
|
|
9665 return;
|
|
|
9666 i = 0;
|
|
|
9667 for (li = l->lv_first; li != NULL; li = li->li_next)
|
|
|
9668 ptrs[i++] = li;
|
|
|
9669
|
|
|
9670 /* test the compare function */
|
|
|
9671 if (item_compare_func != NULL
|
|
|
9672 && item_compare2((void *)&ptrs[0], (void *)&ptrs[1])
|
|
|
9673 == ITEM_COMPARE_FAIL)
|
|
86
|
9674 EMSG(_("E702: Sort compare function failed"));
|
|
83
|
9675 else
|
|
|
9676 {
|
|
|
9677 /* Sort the array with item pointers. */
|
|
|
9678 qsort((void *)ptrs, (size_t)len, sizeof(listitem *),
|
|
|
9679 item_compare_func == NULL ? item_compare : item_compare2);
|
|
|
9680
|
|
|
9681 /* Clear the List and append the items in the sorted order. */
|
|
|
9682 l->lv_first = l->lv_last = NULL;
|
|
|
9683 for (i = 0; i < len; ++i)
|
|
|
9684 list_append(l, ptrs[i]);
|
|
|
9685 }
|
|
|
9686
|
|
|
9687 vim_free(ptrs);
|
|
|
9688 }
|
|
|
9689 }
|
|
|
9690
|
|
|
9691 static void
|
|
|
9692 f_str2list(argvars, rettv)
|
|
|
9693 typeval *argvars;
|
|
|
9694 typeval *rettv;
|
|
|
9695 {
|
|
|
9696 char_u *str;
|
|
|
9697 char_u *end;
|
|
|
9698 char_u *pat;
|
|
|
9699 regmatch_T regmatch;
|
|
|
9700 char_u patbuf[NUMBUFLEN];
|
|
|
9701 char_u *save_cpo;
|
|
|
9702 int match;
|
|
|
9703 listitem *ni;
|
|
|
9704 listvar *l;
|
|
|
9705 colnr_T col = 0;
|
|
|
9706
|
|
|
9707 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
9708 save_cpo = p_cpo;
|
|
|
9709 p_cpo = (char_u *)"";
|
|
|
9710
|
|
|
9711 str = get_tv_string(&argvars[0]);
|
|
|
9712 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
|
9713 pat = (char_u *)"[\\x01- ]\\+";
|
|
|
9714 else
|
|
|
9715 pat = get_tv_string_buf(&argvars[1], patbuf);
|
|
|
9716
|
|
|
9717 l = list_alloc();
|
|
|
9718 if (l == NULL)
|
|
7
|
9719 return;
|
|
83
|
9720 rettv->v_type = VAR_LIST;
|
|
|
9721 rettv->vval.v_list = l;
|
|
|
9722 ++l->lv_refcount;
|
|
|
9723
|
|
|
9724 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
9725 if (regmatch.regprog != NULL)
|
|
|
9726 {
|
|
|
9727 regmatch.rm_ic = FALSE;
|
|
|
9728 while (*str != NUL)
|
|
|
9729 {
|
|
|
9730 match = vim_regexec_nl(®match, str, col);
|
|
|
9731 if (match)
|
|
|
9732 end = regmatch.startp[0];
|
|
|
9733 else
|
|
|
9734 end = str + STRLEN(str);
|
|
|
9735 if (end > str)
|
|
|
9736 {
|
|
|
9737 ni = listitem_alloc();
|
|
|
9738 if (ni == NULL)
|
|
|
9739 break;
|
|
|
9740 ni->li_tv.v_type = VAR_STRING;
|
|
|
9741 ni->li_tv.vval.v_string = vim_strnsave(str, end - str);
|
|
|
9742 list_append(l, ni);
|
|
|
9743 }
|
|
|
9744 if (!match)
|
|
|
9745 break;
|
|
|
9746 /* Advance to just after the match. */
|
|
|
9747 if (regmatch.endp[0] > str)
|
|
|
9748 col = 0;
|
|
|
9749 else
|
|
|
9750 {
|
|
|
9751 /* Don't get stuck at the same match. */
|
|
|
9752 #ifdef FEAT_MBYTE
|
|
|
9753 col = mb_ptr2len_check(regmatch.endp[0]);
|
|
7
|
9754 #else
|
|
83
|
9755 col = 1;
|
|
|
9756 #endif
|
|
|
9757 }
|
|
|
9758 str = regmatch.endp[0];
|
|
|
9759 }
|
|
|
9760
|
|
|
9761 vim_free(regmatch.regprog);
|
|
|
9762 }
|
|
|
9763
|
|
|
9764 p_cpo = save_cpo;
|
|
7
|
9765 }
|
|
|
9766
|
|
|
9767 #ifdef HAVE_STRFTIME
|
|
|
9768 /*
|
|
|
9769 * "strftime({format}[, {time}])" function
|
|
|
9770 */
|
|
|
9771 static void
|
|
71
|
9772 f_strftime(argvars, rettv)
|
|
|
9773 typeval *argvars;
|
|
|
9774 typeval *rettv;
|
|
7
|
9775 {
|
|
|
9776 char_u result_buf[256];
|
|
|
9777 struct tm *curtime;
|
|
|
9778 time_t seconds;
|
|
|
9779 char_u *p;
|
|
|
9780
|
|
71
|
9781 rettv->v_type = VAR_STRING;
|
|
|
9782
|
|
|
9783 p = get_tv_string(&argvars[0]);
|
|
56
|
9784 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
9785 seconds = time(NULL);
|
|
|
9786 else
|
|
71
|
9787 seconds = (time_t)get_tv_number(&argvars[1]);
|
|
7
|
9788 curtime = localtime(&seconds);
|
|
|
9789 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
9790 if (curtime == NULL)
|
|
71
|
9791 rettv->vval.v_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
7
|
9792 else
|
|
|
9793 {
|
|
|
9794 # ifdef FEAT_MBYTE
|
|
|
9795 vimconv_T conv;
|
|
|
9796 char_u *enc;
|
|
|
9797
|
|
|
9798 conv.vc_type = CONV_NONE;
|
|
|
9799 enc = enc_locale();
|
|
|
9800 convert_setup(&conv, p_enc, enc);
|
|
|
9801 if (conv.vc_type != CONV_NONE)
|
|
|
9802 p = string_convert(&conv, p, NULL);
|
|
|
9803 # endif
|
|
|
9804 if (p != NULL)
|
|
|
9805 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
9806 (char *)p, curtime);
|
|
|
9807 else
|
|
|
9808 result_buf[0] = NUL;
|
|
|
9809
|
|
|
9810 # ifdef FEAT_MBYTE
|
|
|
9811 if (conv.vc_type != CONV_NONE)
|
|
|
9812 vim_free(p);
|
|
|
9813 convert_setup(&conv, enc, p_enc);
|
|
|
9814 if (conv.vc_type != CONV_NONE)
|
|
71
|
9815 rettv->vval.v_string = string_convert(&conv, result_buf, NULL);
|
|
7
|
9816 else
|
|
|
9817 # endif
|
|
71
|
9818 rettv->vval.v_string = vim_strsave(result_buf);
|
|
7
|
9819
|
|
|
9820 # ifdef FEAT_MBYTE
|
|
|
9821 /* Release conversion descriptors */
|
|
|
9822 convert_setup(&conv, NULL, NULL);
|
|
|
9823 vim_free(enc);
|
|
|
9824 # endif
|
|
|
9825 }
|
|
|
9826 }
|
|
|
9827 #endif
|
|
|
9828
|
|
|
9829 /*
|
|
|
9830 * "stridx()" function
|
|
|
9831 */
|
|
|
9832 static void
|
|
71
|
9833 f_stridx(argvars, rettv)
|
|
|
9834 typeval *argvars;
|
|
|
9835 typeval *rettv;
|
|
7
|
9836 {
|
|
|
9837 char_u buf[NUMBUFLEN];
|
|
|
9838 char_u *needle;
|
|
|
9839 char_u *haystack;
|
|
|
9840 char_u *pos;
|
|
|
9841
|
|
71
|
9842 needle = get_tv_string(&argvars[1]);
|
|
|
9843 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
7
|
9844 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
9845
|
|
|
9846 if (pos == NULL)
|
|
71
|
9847 rettv->vval.v_number = -1;
|
|
|
9848 else
|
|
|
9849 rettv->vval.v_number = (varnumber_T) (pos - haystack);
|
|
7
|
9850 }
|
|
|
9851
|
|
|
9852 /*
|
|
56
|
9853 * "string()" function
|
|
|
9854 */
|
|
|
9855 static void
|
|
71
|
9856 f_string(argvars, rettv)
|
|
|
9857 typeval *argvars;
|
|
|
9858 typeval *rettv;
|
|
56
|
9859 {
|
|
|
9860 char_u *tofree;
|
|
80
|
9861 char_u numbuf[NUMBUFLEN];
|
|
56
|
9862
|
|
71
|
9863 rettv->v_type = VAR_STRING;
|
|
80
|
9864 rettv->vval.v_string = tv2string(&argvars[0], &tofree, numbuf);
|
|
56
|
9865 if (tofree == NULL)
|
|
71
|
9866 rettv->vval.v_string = vim_strsave(rettv->vval.v_string);
|
|
7
|
9867 }
|
|
|
9868
|
|
|
9869 /*
|
|
|
9870 * "strlen()" function
|
|
|
9871 */
|
|
|
9872 static void
|
|
71
|
9873 f_strlen(argvars, rettv)
|
|
|
9874 typeval *argvars;
|
|
|
9875 typeval *rettv;
|
|
|
9876 {
|
|
|
9877 rettv->vval.v_number = (varnumber_T)(STRLEN(
|
|
|
9878 get_tv_string(&argvars[0])));
|
|
7
|
9879 }
|
|
|
9880
|
|
|
9881 /*
|
|
|
9882 * "strpart()" function
|
|
|
9883 */
|
|
|
9884 static void
|
|
71
|
9885 f_strpart(argvars, rettv)
|
|
|
9886 typeval *argvars;
|
|
|
9887 typeval *rettv;
|
|
7
|
9888 {
|
|
|
9889 char_u *p;
|
|
|
9890 int n;
|
|
|
9891 int len;
|
|
|
9892 int slen;
|
|
|
9893
|
|
71
|
9894 p = get_tv_string(&argvars[0]);
|
|
7
|
9895 slen = (int)STRLEN(p);
|
|
|
9896
|
|
71
|
9897 n = get_tv_number(&argvars[1]);
|
|
56
|
9898 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
9899 len = get_tv_number(&argvars[2]);
|
|
7
|
9900 else
|
|
|
9901 len = slen - n; /* default len: all bytes that are available. */
|
|
|
9902
|
|
|
9903 /*
|
|
|
9904 * Only return the overlap between the specified part and the actual
|
|
|
9905 * string.
|
|
|
9906 */
|
|
|
9907 if (n < 0)
|
|
|
9908 {
|
|
|
9909 len += n;
|
|
|
9910 n = 0;
|
|
|
9911 }
|
|
|
9912 else if (n > slen)
|
|
|
9913 n = slen;
|
|
|
9914 if (len < 0)
|
|
|
9915 len = 0;
|
|
|
9916 else if (n + len > slen)
|
|
|
9917 len = slen - n;
|
|
|
9918
|
|
71
|
9919 rettv->v_type = VAR_STRING;
|
|
|
9920 rettv->vval.v_string = vim_strnsave(p + n, len);
|
|
7
|
9921 }
|
|
|
9922
|
|
|
9923 /*
|
|
83
|
9924 * "strridx()" function
|
|
|
9925 */
|
|
|
9926 static void
|
|
|
9927 f_strridx(argvars, rettv)
|
|
|
9928 typeval *argvars;
|
|
|
9929 typeval *rettv;
|
|
|
9930 {
|
|
|
9931 char_u buf[NUMBUFLEN];
|
|
|
9932 char_u *needle;
|
|
|
9933 char_u *haystack;
|
|
|
9934 char_u *rest;
|
|
|
9935 char_u *lastmatch = NULL;
|
|
|
9936
|
|
|
9937 needle = get_tv_string(&argvars[1]);
|
|
|
9938 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
|
9939 if (*needle == NUL)
|
|
|
9940 /* Empty string matches past the end. */
|
|
|
9941 lastmatch = haystack + STRLEN(haystack);
|
|
|
9942 else
|
|
|
9943 for (rest = haystack; *rest != '\0'; ++rest)
|
|
|
9944 {
|
|
|
9945 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
9946 if (rest == NULL)
|
|
|
9947 break;
|
|
|
9948 lastmatch = rest;
|
|
|
9949 }
|
|
|
9950
|
|
|
9951 if (lastmatch == NULL)
|
|
|
9952 rettv->vval.v_number = -1;
|
|
|
9953 else
|
|
|
9954 rettv->vval.v_number = (varnumber_T)(lastmatch - haystack);
|
|
|
9955 }
|
|
|
9956
|
|
|
9957 /*
|
|
7
|
9958 * "strtrans()" function
|
|
|
9959 */
|
|
|
9960 static void
|
|
71
|
9961 f_strtrans(argvars, rettv)
|
|
|
9962 typeval *argvars;
|
|
|
9963 typeval *rettv;
|
|
|
9964 {
|
|
|
9965 rettv->v_type = VAR_STRING;
|
|
|
9966 rettv->vval.v_string = transstr(get_tv_string(&argvars[0]));
|
|
7
|
9967 }
|
|
|
9968
|
|
|
9969 /*
|
|
83
|
9970 * "submatch()" function
|
|
|
9971 */
|
|
|
9972 static void
|
|
|
9973 f_submatch(argvars, rettv)
|
|
|
9974 typeval *argvars;
|
|
|
9975 typeval *rettv;
|
|
|
9976 {
|
|
|
9977 rettv->v_type = VAR_STRING;
|
|
|
9978 rettv->vval.v_string = reg_submatch((int)get_tv_number(&argvars[0]));
|
|
|
9979 }
|
|
|
9980
|
|
|
9981 /*
|
|
|
9982 * "substitute()" function
|
|
|
9983 */
|
|
|
9984 static void
|
|
|
9985 f_substitute(argvars, rettv)
|
|
|
9986 typeval *argvars;
|
|
|
9987 typeval *rettv;
|
|
|
9988 {
|
|
|
9989 char_u patbuf[NUMBUFLEN];
|
|
|
9990 char_u subbuf[NUMBUFLEN];
|
|
|
9991 char_u flagsbuf[NUMBUFLEN];
|
|
|
9992
|
|
|
9993 rettv->v_type = VAR_STRING;
|
|
|
9994 rettv->vval.v_string = do_string_sub(
|
|
|
9995 get_tv_string(&argvars[0]),
|
|
|
9996 get_tv_string_buf(&argvars[1], patbuf),
|
|
|
9997 get_tv_string_buf(&argvars[2], subbuf),
|
|
|
9998 get_tv_string_buf(&argvars[3], flagsbuf));
|
|
|
9999 }
|
|
|
10000
|
|
|
10001 /*
|
|
7
|
10002 * "synID(line, col, trans)" function
|
|
|
10003 */
|
|
|
10004 /*ARGSUSED*/
|
|
|
10005 static void
|
|
71
|
10006 f_synID(argvars, rettv)
|
|
|
10007 typeval *argvars;
|
|
|
10008 typeval *rettv;
|
|
7
|
10009 {
|
|
|
10010 int id = 0;
|
|
|
10011 #ifdef FEAT_SYN_HL
|
|
|
10012 long line;
|
|
|
10013 long col;
|
|
|
10014 int trans;
|
|
|
10015
|
|
71
|
10016 line = get_tv_lnum(argvars);
|
|
|
10017 col = get_tv_number(&argvars[1]) - 1;
|
|
|
10018 trans = get_tv_number(&argvars[2]);
|
|
7
|
10019
|
|
|
10020 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
10021 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
10022 id = syn_get_id(line, col, trans);
|
|
|
10023 #endif
|
|
|
10024
|
|
71
|
10025 rettv->vval.v_number = id;
|
|
7
|
10026 }
|
|
|
10027
|
|
|
10028 /*
|
|
|
10029 * "synIDattr(id, what [, mode])" function
|
|
|
10030 */
|
|
|
10031 /*ARGSUSED*/
|
|
|
10032 static void
|
|
71
|
10033 f_synIDattr(argvars, rettv)
|
|
|
10034 typeval *argvars;
|
|
|
10035 typeval *rettv;
|
|
7
|
10036 {
|
|
|
10037 char_u *p = NULL;
|
|
|
10038 #ifdef FEAT_SYN_HL
|
|
|
10039 int id;
|
|
|
10040 char_u *what;
|
|
|
10041 char_u *mode;
|
|
|
10042 char_u modebuf[NUMBUFLEN];
|
|
|
10043 int modec;
|
|
|
10044
|
|
71
|
10045 id = get_tv_number(&argvars[0]);
|
|
|
10046 what = get_tv_string(&argvars[1]);
|
|
56
|
10047 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
10048 {
|
|
71
|
10049 mode = get_tv_string_buf(&argvars[2], modebuf);
|
|
7
|
10050 modec = TOLOWER_ASC(mode[0]);
|
|
|
10051 if (modec != 't' && modec != 'c'
|
|
|
10052 #ifdef FEAT_GUI
|
|
|
10053 && modec != 'g'
|
|
|
10054 #endif
|
|
|
10055 )
|
|
|
10056 modec = 0; /* replace invalid with current */
|
|
|
10057 }
|
|
|
10058 else
|
|
|
10059 {
|
|
|
10060 #ifdef FEAT_GUI
|
|
|
10061 if (gui.in_use)
|
|
|
10062 modec = 'g';
|
|
|
10063 else
|
|
|
10064 #endif
|
|
|
10065 if (t_colors > 1)
|
|
|
10066 modec = 'c';
|
|
|
10067 else
|
|
|
10068 modec = 't';
|
|
|
10069 }
|
|
|
10070
|
|
|
10071
|
|
|
10072 switch (TOLOWER_ASC(what[0]))
|
|
|
10073 {
|
|
|
10074 case 'b':
|
|
|
10075 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
10076 p = highlight_color(id, what, modec);
|
|
|
10077 else /* bold */
|
|
|
10078 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
10079 break;
|
|
|
10080
|
|
|
10081 case 'f': /* fg[#] */
|
|
|
10082 p = highlight_color(id, what, modec);
|
|
|
10083 break;
|
|
|
10084
|
|
|
10085 case 'i':
|
|
|
10086 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
10087 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
10088 else /* italic */
|
|
|
10089 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
10090 break;
|
|
|
10091
|
|
|
10092 case 'n': /* name */
|
|
|
10093 p = get_highlight_name(NULL, id - 1);
|
|
|
10094 break;
|
|
|
10095
|
|
|
10096 case 'r': /* reverse */
|
|
|
10097 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
10098 break;
|
|
|
10099
|
|
|
10100 case 's': /* standout */
|
|
|
10101 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
10102 break;
|
|
|
10103
|
|
|
10104 case 'u': /* underline */
|
|
|
10105 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
10106 break;
|
|
|
10107 }
|
|
|
10108
|
|
|
10109 if (p != NULL)
|
|
|
10110 p = vim_strsave(p);
|
|
|
10111 #endif
|
|
71
|
10112 rettv->v_type = VAR_STRING;
|
|
|
10113 rettv->vval.v_string = p;
|
|
7
|
10114 }
|
|
|
10115
|
|
|
10116 /*
|
|
|
10117 * "synIDtrans(id)" function
|
|
|
10118 */
|
|
|
10119 /*ARGSUSED*/
|
|
|
10120 static void
|
|
71
|
10121 f_synIDtrans(argvars, rettv)
|
|
|
10122 typeval *argvars;
|
|
|
10123 typeval *rettv;
|
|
7
|
10124 {
|
|
|
10125 int id;
|
|
|
10126
|
|
|
10127 #ifdef FEAT_SYN_HL
|
|
71
|
10128 id = get_tv_number(&argvars[0]);
|
|
7
|
10129
|
|
|
10130 if (id > 0)
|
|
|
10131 id = syn_get_final_id(id);
|
|
|
10132 else
|
|
|
10133 #endif
|
|
|
10134 id = 0;
|
|
|
10135
|
|
71
|
10136 rettv->vval.v_number = id;
|
|
7
|
10137 }
|
|
|
10138
|
|
|
10139 /*
|
|
|
10140 * "system()" function
|
|
|
10141 */
|
|
|
10142 static void
|
|
71
|
10143 f_system(argvars, rettv)
|
|
|
10144 typeval *argvars;
|
|
|
10145 typeval *rettv;
|
|
7
|
10146 {
|
|
24
|
10147 char_u *res = NULL;
|
|
7
|
10148 char_u *p;
|
|
24
|
10149 char_u *infile = NULL;
|
|
|
10150 char_u buf[NUMBUFLEN];
|
|
|
10151 int err = FALSE;
|
|
|
10152 FILE *fd;
|
|
|
10153
|
|
56
|
10154 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
24
|
10155 {
|
|
|
10156 /*
|
|
|
10157 * Write the string to a temp file, to be used for input of the shell
|
|
|
10158 * command.
|
|
|
10159 */
|
|
|
10160 if ((infile = vim_tempname('i')) == NULL)
|
|
|
10161 {
|
|
|
10162 EMSG(_(e_notmp));
|
|
|
10163 return;
|
|
|
10164 }
|
|
|
10165
|
|
|
10166 fd = mch_fopen((char *)infile, WRITEBIN);
|
|
|
10167 if (fd == NULL)
|
|
|
10168 {
|
|
|
10169 EMSG2(_(e_notopen), infile);
|
|
|
10170 goto done;
|
|
|
10171 }
|
|
71
|
10172 p = get_tv_string_buf(&argvars[1], buf);
|
|
24
|
10173 if (fwrite(p, STRLEN(p), 1, fd) != 1)
|
|
|
10174 err = TRUE;
|
|
|
10175 if (fclose(fd) != 0)
|
|
|
10176 err = TRUE;
|
|
|
10177 if (err)
|
|
|
10178 {
|
|
|
10179 EMSG(_("E677: Error writing temp file"));
|
|
|
10180 goto done;
|
|
|
10181 }
|
|
|
10182 }
|
|
|
10183
|
|
71
|
10184 res = get_cmd_output(get_tv_string(&argvars[0]), infile, SHELL_SILENT);
|
|
24
|
10185
|
|
7
|
10186 #ifdef USE_CR
|
|
|
10187 /* translate <CR> into <NL> */
|
|
24
|
10188 if (res != NULL)
|
|
7
|
10189 {
|
|
|
10190 char_u *s;
|
|
|
10191
|
|
24
|
10192 for (s = res; *s; ++s)
|
|
7
|
10193 {
|
|
|
10194 if (*s == CAR)
|
|
|
10195 *s = NL;
|
|
|
10196 }
|
|
|
10197 }
|
|
|
10198 #else
|
|
|
10199 # ifdef USE_CRNL
|
|
|
10200 /* translate <CR><NL> into <NL> */
|
|
24
|
10201 if (res != NULL)
|
|
7
|
10202 {
|
|
|
10203 char_u *s, *d;
|
|
|
10204
|
|
24
|
10205 d = res;
|
|
|
10206 for (s = res; *s; ++s)
|
|
7
|
10207 {
|
|
|
10208 if (s[0] == CAR && s[1] == NL)
|
|
|
10209 ++s;
|
|
|
10210 *d++ = *s;
|
|
|
10211 }
|
|
|
10212 *d = NUL;
|
|
|
10213 }
|
|
|
10214 # endif
|
|
|
10215 #endif
|
|
24
|
10216
|
|
|
10217 done:
|
|
|
10218 if (infile != NULL)
|
|
|
10219 {
|
|
|
10220 mch_remove(infile);
|
|
|
10221 vim_free(infile);
|
|
|
10222 }
|
|
71
|
10223 rettv->v_type = VAR_STRING;
|
|
|
10224 rettv->vval.v_string = res;
|
|
7
|
10225 }
|
|
|
10226
|
|
|
10227 /*
|
|
|
10228 * "tempname()" function
|
|
|
10229 */
|
|
|
10230 /*ARGSUSED*/
|
|
|
10231 static void
|
|
71
|
10232 f_tempname(argvars, rettv)
|
|
|
10233 typeval *argvars;
|
|
|
10234 typeval *rettv;
|
|
7
|
10235 {
|
|
|
10236 static int x = 'A';
|
|
|
10237
|
|
71
|
10238 rettv->v_type = VAR_STRING;
|
|
|
10239 rettv->vval.v_string = vim_tempname(x);
|
|
7
|
10240
|
|
|
10241 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
10242 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
10243 do
|
|
|
10244 {
|
|
|
10245 if (x == 'Z')
|
|
|
10246 x = '0';
|
|
|
10247 else if (x == '9')
|
|
|
10248 x = 'A';
|
|
|
10249 else
|
|
|
10250 {
|
|
|
10251 #ifdef EBCDIC
|
|
|
10252 if (x == 'I')
|
|
|
10253 x = 'J';
|
|
|
10254 else if (x == 'R')
|
|
|
10255 x = 'S';
|
|
|
10256 else
|
|
|
10257 #endif
|
|
|
10258 ++x;
|
|
|
10259 }
|
|
|
10260 } while (x == 'I' || x == 'O');
|
|
|
10261 }
|
|
|
10262
|
|
|
10263 /*
|
|
|
10264 * "tolower(string)" function
|
|
|
10265 */
|
|
|
10266 static void
|
|
71
|
10267 f_tolower(argvars, rettv)
|
|
|
10268 typeval *argvars;
|
|
|
10269 typeval *rettv;
|
|
7
|
10270 {
|
|
|
10271 char_u *p;
|
|
|
10272
|
|
71
|
10273 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
10274 rettv->v_type = VAR_STRING;
|
|
|
10275 rettv->vval.v_string = p;
|
|
7
|
10276
|
|
|
10277 if (p != NULL)
|
|
|
10278 while (*p != NUL)
|
|
|
10279 {
|
|
|
10280 #ifdef FEAT_MBYTE
|
|
|
10281 int l;
|
|
|
10282
|
|
|
10283 if (enc_utf8)
|
|
|
10284 {
|
|
|
10285 int c, lc;
|
|
|
10286
|
|
|
10287 c = utf_ptr2char(p);
|
|
|
10288 lc = utf_tolower(c);
|
|
|
10289 l = utf_ptr2len_check(p);
|
|
|
10290 /* TODO: reallocate string when byte count changes. */
|
|
|
10291 if (utf_char2len(lc) == l)
|
|
|
10292 utf_char2bytes(lc, p);
|
|
|
10293 p += l;
|
|
|
10294 }
|
|
|
10295 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
10296 p += l; /* skip multi-byte character */
|
|
|
10297 else
|
|
|
10298 #endif
|
|
|
10299 {
|
|
|
10300 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
10301 ++p;
|
|
|
10302 }
|
|
|
10303 }
|
|
|
10304 }
|
|
|
10305
|
|
|
10306 /*
|
|
|
10307 * "toupper(string)" function
|
|
|
10308 */
|
|
|
10309 static void
|
|
71
|
10310 f_toupper(argvars, rettv)
|
|
|
10311 typeval *argvars;
|
|
|
10312 typeval *rettv;
|
|
7
|
10313 {
|
|
|
10314 char_u *p;
|
|
|
10315
|
|
71
|
10316 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
10317 rettv->v_type = VAR_STRING;
|
|
|
10318 rettv->vval.v_string = p;
|
|
7
|
10319
|
|
|
10320 if (p != NULL)
|
|
|
10321 while (*p != NUL)
|
|
|
10322 {
|
|
|
10323 #ifdef FEAT_MBYTE
|
|
|
10324 int l;
|
|
|
10325
|
|
|
10326 if (enc_utf8)
|
|
|
10327 {
|
|
|
10328 int c, uc;
|
|
|
10329
|
|
|
10330 c = utf_ptr2char(p);
|
|
|
10331 uc = utf_toupper(c);
|
|
|
10332 l = utf_ptr2len_check(p);
|
|
|
10333 /* TODO: reallocate string when byte count changes. */
|
|
|
10334 if (utf_char2len(uc) == l)
|
|
|
10335 utf_char2bytes(uc, p);
|
|
|
10336 p += l;
|
|
|
10337 }
|
|
|
10338 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
10339 p += l; /* skip multi-byte character */
|
|
|
10340 else
|
|
|
10341 #endif
|
|
|
10342 {
|
|
|
10343 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
10344 p++;
|
|
|
10345 }
|
|
|
10346 }
|
|
|
10347 }
|
|
|
10348
|
|
|
10349 /*
|
|
15
|
10350 * "tr(string, fromstr, tostr)" function
|
|
|
10351 */
|
|
|
10352 static void
|
|
71
|
10353 f_tr(argvars, rettv)
|
|
|
10354 typeval *argvars;
|
|
|
10355 typeval *rettv;
|
|
15
|
10356 {
|
|
|
10357 char_u *instr;
|
|
|
10358 char_u *fromstr;
|
|
|
10359 char_u *tostr;
|
|
|
10360 char_u *p;
|
|
|
10361 #ifdef FEAT_MBYTE
|
|
|
10362 int inlen;
|
|
|
10363 int fromlen;
|
|
|
10364 int tolen;
|
|
|
10365 int idx;
|
|
|
10366 char_u *cpstr;
|
|
|
10367 int cplen;
|
|
|
10368 int first = TRUE;
|
|
|
10369 #endif
|
|
|
10370 char_u buf[NUMBUFLEN];
|
|
|
10371 char_u buf2[NUMBUFLEN];
|
|
|
10372 garray_T ga;
|
|
|
10373
|
|
71
|
10374 instr = get_tv_string(&argvars[0]);
|
|
|
10375 fromstr = get_tv_string_buf(&argvars[1], buf);
|
|
|
10376 tostr = get_tv_string_buf(&argvars[2], buf2);
|
|
15
|
10377
|
|
|
10378 /* Default return value: empty string. */
|
|
71
|
10379 rettv->v_type = VAR_STRING;
|
|
|
10380 rettv->vval.v_string = NULL;
|
|
15
|
10381 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
10382
|
|
|
10383 #ifdef FEAT_MBYTE
|
|
|
10384 if (!has_mbyte)
|
|
|
10385 #endif
|
|
|
10386 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
10387 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
10388 {
|
|
20
|
10389 #ifdef FEAT_MBYTE
|
|
15
|
10390 error:
|
|
20
|
10391 #endif
|
|
15
|
10392 EMSG2(_(e_invarg2), fromstr);
|
|
|
10393 ga_clear(&ga);
|
|
|
10394 return;
|
|
|
10395 }
|
|
|
10396
|
|
|
10397 /* fromstr and tostr have to contain the same number of chars */
|
|
|
10398 while (*instr != NUL)
|
|
|
10399 {
|
|
|
10400 #ifdef FEAT_MBYTE
|
|
|
10401 if (has_mbyte)
|
|
|
10402 {
|
|
|
10403 inlen = mb_ptr2len_check(instr);
|
|
|
10404 cpstr = instr;
|
|
|
10405 cplen = inlen;
|
|
|
10406 idx = 0;
|
|
|
10407 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
10408 {
|
|
|
10409 fromlen = mb_ptr2len_check(p);
|
|
|
10410 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
10411 {
|
|
|
10412 for (p = tostr; *p != NUL; p += tolen)
|
|
|
10413 {
|
|
|
10414 tolen = mb_ptr2len_check(p);
|
|
|
10415 if (idx-- == 0)
|
|
|
10416 {
|
|
|
10417 cplen = tolen;
|
|
|
10418 cpstr = p;
|
|
|
10419 break;
|
|
|
10420 }
|
|
|
10421 }
|
|
|
10422 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
10423 goto error;
|
|
|
10424 break;
|
|
|
10425 }
|
|
|
10426 ++idx;
|
|
|
10427 }
|
|
|
10428
|
|
|
10429 if (first && cpstr == instr)
|
|
|
10430 {
|
|
|
10431 /* Check that fromstr and tostr have the same number of
|
|
|
10432 * (multi-byte) characters. Done only once when a character
|
|
|
10433 * of instr doesn't appear in fromstr. */
|
|
|
10434 first = FALSE;
|
|
|
10435 for (p = tostr; *p != NUL; p += tolen)
|
|
|
10436 {
|
|
|
10437 tolen = mb_ptr2len_check(p);
|
|
|
10438 --idx;
|
|
|
10439 }
|
|
|
10440 if (idx != 0)
|
|
|
10441 goto error;
|
|
|
10442 }
|
|
|
10443
|
|
|
10444 ga_grow(&ga, cplen);
|
|
16
|
10445 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
10446 ga.ga_len += cplen;
|
|
|
10447
|
|
|
10448 instr += inlen;
|
|
|
10449 }
|
|
|
10450 else
|
|
|
10451 #endif
|
|
|
10452 {
|
|
|
10453 /* When not using multi-byte chars we can do it faster. */
|
|
|
10454 p = vim_strchr(fromstr, *instr);
|
|
|
10455 if (p != NULL)
|
|
|
10456 ga_append(&ga, tostr[p - fromstr]);
|
|
|
10457 else
|
|
|
10458 ga_append(&ga, *instr);
|
|
|
10459 ++instr;
|
|
|
10460 }
|
|
|
10461 }
|
|
|
10462
|
|
71
|
10463 rettv->vval.v_string = ga.ga_data;
|
|
15
|
10464 }
|
|
|
10465
|
|
|
10466 /*
|
|
7
|
10467 * "type(expr)" function
|
|
|
10468 */
|
|
|
10469 static void
|
|
71
|
10470 f_type(argvars, rettv)
|
|
|
10471 typeval *argvars;
|
|
|
10472 typeval *rettv;
|
|
56
|
10473 {
|
|
88
|
10474 int n;
|
|
|
10475
|
|
|
10476 switch (argvars[0].v_type)
|
|
|
10477 {
|
|
|
10478 case VAR_NUMBER: n = 0; break;
|
|
|
10479 case VAR_STRING: n = 1; break;
|
|
|
10480 case VAR_FUNC: n = 2; break;
|
|
|
10481 case VAR_LIST: n = 3; break;
|
|
|
10482 default: EMSG2(_(e_intern2), "f_type()"); n = 0; break;
|
|
|
10483 }
|
|
|
10484 rettv->vval.v_number = n;
|
|
7
|
10485 }
|
|
|
10486
|
|
|
10487 /*
|
|
|
10488 * "virtcol(string)" function
|
|
|
10489 */
|
|
|
10490 static void
|
|
71
|
10491 f_virtcol(argvars, rettv)
|
|
|
10492 typeval *argvars;
|
|
|
10493 typeval *rettv;
|
|
7
|
10494 {
|
|
|
10495 colnr_T vcol = 0;
|
|
|
10496 pos_T *fp;
|
|
|
10497
|
|
|
10498 fp = var2fpos(&argvars[0], FALSE);
|
|
|
10499 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
10500 {
|
|
|
10501 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
10502 ++vcol;
|
|
|
10503 }
|
|
|
10504
|
|
71
|
10505 rettv->vval.v_number = vcol;
|
|
7
|
10506 }
|
|
|
10507
|
|
|
10508 /*
|
|
|
10509 * "visualmode()" function
|
|
|
10510 */
|
|
|
10511 /*ARGSUSED*/
|
|
|
10512 static void
|
|
71
|
10513 f_visualmode(argvars, rettv)
|
|
|
10514 typeval *argvars;
|
|
|
10515 typeval *rettv;
|
|
7
|
10516 {
|
|
|
10517 #ifdef FEAT_VISUAL
|
|
|
10518 char_u str[2];
|
|
|
10519
|
|
71
|
10520 rettv->v_type = VAR_STRING;
|
|
7
|
10521 str[0] = curbuf->b_visual_mode_eval;
|
|
|
10522 str[1] = NUL;
|
|
71
|
10523 rettv->vval.v_string = vim_strsave(str);
|
|
7
|
10524
|
|
|
10525 /* A non-zero number or non-empty string argument: reset mode. */
|
|
56
|
10526 if ((argvars[0].v_type == VAR_NUMBER
|
|
|
10527 && argvars[0].vval.v_number != 0)
|
|
|
10528 || (argvars[0].v_type == VAR_STRING
|
|
71
|
10529 && *get_tv_string(&argvars[0]) != NUL))
|
|
7
|
10530 curbuf->b_visual_mode_eval = NUL;
|
|
|
10531 #else
|
|
71
|
10532 rettv->vval.v_number = 0; /* return anything, it won't work anyway */
|
|
7
|
10533 #endif
|
|
|
10534 }
|
|
|
10535
|
|
|
10536 /*
|
|
|
10537 * "winbufnr(nr)" function
|
|
|
10538 */
|
|
|
10539 static void
|
|
71
|
10540 f_winbufnr(argvars, rettv)
|
|
|
10541 typeval *argvars;
|
|
|
10542 typeval *rettv;
|
|
7
|
10543 {
|
|
|
10544 win_T *wp;
|
|
|
10545
|
|
|
10546 wp = find_win_by_nr(&argvars[0]);
|
|
|
10547 if (wp == NULL)
|
|
71
|
10548 rettv->vval.v_number = -1;
|
|
|
10549 else
|
|
|
10550 rettv->vval.v_number = wp->w_buffer->b_fnum;
|
|
7
|
10551 }
|
|
|
10552
|
|
|
10553 /*
|
|
|
10554 * "wincol()" function
|
|
|
10555 */
|
|
|
10556 /*ARGSUSED*/
|
|
|
10557 static void
|
|
71
|
10558 f_wincol(argvars, rettv)
|
|
|
10559 typeval *argvars;
|
|
|
10560 typeval *rettv;
|
|
7
|
10561 {
|
|
|
10562 validate_cursor();
|
|
71
|
10563 rettv->vval.v_number = curwin->w_wcol + 1;
|
|
7
|
10564 }
|
|
|
10565
|
|
|
10566 /*
|
|
|
10567 * "winheight(nr)" function
|
|
|
10568 */
|
|
|
10569 static void
|
|
71
|
10570 f_winheight(argvars, rettv)
|
|
|
10571 typeval *argvars;
|
|
|
10572 typeval *rettv;
|
|
7
|
10573 {
|
|
|
10574 win_T *wp;
|
|
|
10575
|
|
|
10576 wp = find_win_by_nr(&argvars[0]);
|
|
|
10577 if (wp == NULL)
|
|
71
|
10578 rettv->vval.v_number = -1;
|
|
|
10579 else
|
|
|
10580 rettv->vval.v_number = wp->w_height;
|
|
7
|
10581 }
|
|
|
10582
|
|
|
10583 /*
|
|
|
10584 * "winline()" function
|
|
|
10585 */
|
|
|
10586 /*ARGSUSED*/
|
|
|
10587 static void
|
|
71
|
10588 f_winline(argvars, rettv)
|
|
|
10589 typeval *argvars;
|
|
|
10590 typeval *rettv;
|
|
7
|
10591 {
|
|
|
10592 validate_cursor();
|
|
71
|
10593 rettv->vval.v_number = curwin->w_wrow + 1;
|
|
7
|
10594 }
|
|
|
10595
|
|
|
10596 /*
|
|
|
10597 * "winnr()" function
|
|
|
10598 */
|
|
|
10599 /* ARGSUSED */
|
|
|
10600 static void
|
|
71
|
10601 f_winnr(argvars, rettv)
|
|
|
10602 typeval *argvars;
|
|
|
10603 typeval *rettv;
|
|
7
|
10604 {
|
|
|
10605 int nr = 1;
|
|
|
10606 #ifdef FEAT_WINDOWS
|
|
|
10607 win_T *wp;
|
|
20
|
10608 win_T *twin = curwin;
|
|
|
10609 char_u *arg;
|
|
|
10610
|
|
56
|
10611 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
|
10612 {
|
|
71
|
10613 arg = get_tv_string(&argvars[0]);
|
|
20
|
10614 if (STRCMP(arg, "$") == 0)
|
|
|
10615 twin = lastwin;
|
|
|
10616 else if (STRCMP(arg, "#") == 0)
|
|
|
10617 {
|
|
|
10618 twin = prevwin;
|
|
|
10619 if (prevwin == NULL)
|
|
|
10620 nr = 0;
|
|
|
10621 }
|
|
|
10622 else
|
|
|
10623 {
|
|
|
10624 EMSG2(_(e_invexpr2), arg);
|
|
|
10625 nr = 0;
|
|
|
10626 }
|
|
|
10627 }
|
|
|
10628
|
|
|
10629 if (nr > 0)
|
|
|
10630 for (wp = firstwin; wp != twin; wp = wp->w_next)
|
|
|
10631 ++nr;
|
|
7
|
10632 #endif
|
|
71
|
10633 rettv->vval.v_number = nr;
|
|
7
|
10634 }
|
|
|
10635
|
|
|
10636 /*
|
|
|
10637 * "winrestcmd()" function
|
|
|
10638 */
|
|
|
10639 /* ARGSUSED */
|
|
|
10640 static void
|
|
71
|
10641 f_winrestcmd(argvars, rettv)
|
|
|
10642 typeval *argvars;
|
|
|
10643 typeval *rettv;
|
|
7
|
10644 {
|
|
|
10645 #ifdef FEAT_WINDOWS
|
|
|
10646 win_T *wp;
|
|
|
10647 int winnr = 1;
|
|
|
10648 garray_T ga;
|
|
|
10649 char_u buf[50];
|
|
|
10650
|
|
|
10651 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
10652 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
10653 {
|
|
|
10654 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
10655 ga_concat(&ga, buf);
|
|
|
10656 # ifdef FEAT_VERTSPLIT
|
|
|
10657 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
10658 ga_concat(&ga, buf);
|
|
|
10659 # endif
|
|
|
10660 ++winnr;
|
|
|
10661 }
|
|
21
|
10662 ga_append(&ga, NUL);
|
|
7
|
10663
|
|
71
|
10664 rettv->vval.v_string = ga.ga_data;
|
|
7
|
10665 #else
|
|
71
|
10666 rettv->vval.v_string = NULL;
|
|
|
10667 #endif
|
|
|
10668 rettv->v_type = VAR_STRING;
|
|
7
|
10669 }
|
|
|
10670
|
|
|
10671 /*
|
|
|
10672 * "winwidth(nr)" function
|
|
|
10673 */
|
|
|
10674 static void
|
|
71
|
10675 f_winwidth(argvars, rettv)
|
|
|
10676 typeval *argvars;
|
|
|
10677 typeval *rettv;
|
|
7
|
10678 {
|
|
|
10679 win_T *wp;
|
|
|
10680
|
|
|
10681 wp = find_win_by_nr(&argvars[0]);
|
|
|
10682 if (wp == NULL)
|
|
71
|
10683 rettv->vval.v_number = -1;
|
|
7
|
10684 else
|
|
|
10685 #ifdef FEAT_VERTSPLIT
|
|
71
|
10686 rettv->vval.v_number = wp->w_width;
|
|
7
|
10687 #else
|
|
71
|
10688 rettv->vval.v_number = Columns;
|
|
7
|
10689 #endif
|
|
|
10690 }
|
|
|
10691
|
|
|
10692 static win_T *
|
|
|
10693 find_win_by_nr(vp)
|
|
56
|
10694 typeval *vp;
|
|
7
|
10695 {
|
|
|
10696 #ifdef FEAT_WINDOWS
|
|
|
10697 win_T *wp;
|
|
|
10698 #endif
|
|
|
10699 int nr;
|
|
|
10700
|
|
71
|
10701 nr = get_tv_number(vp);
|
|
7
|
10702
|
|
|
10703 #ifdef FEAT_WINDOWS
|
|
|
10704 if (nr == 0)
|
|
|
10705 return curwin;
|
|
|
10706
|
|
|
10707 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
10708 if (--nr <= 0)
|
|
|
10709 break;
|
|
|
10710 return wp;
|
|
|
10711 #else
|
|
|
10712 if (nr == 0 || nr == 1)
|
|
|
10713 return curwin;
|
|
|
10714 return NULL;
|
|
|
10715 #endif
|
|
|
10716 }
|
|
|
10717
|
|
|
10718 /*
|
|
|
10719 * Translate a String variable into a position.
|
|
|
10720 */
|
|
|
10721 static pos_T *
|
|
|
10722 var2fpos(varp, lnum)
|
|
56
|
10723 typeval *varp;
|
|
7
|
10724 int lnum; /* TRUE when $ is last line */
|
|
|
10725 {
|
|
|
10726 char_u *name;
|
|
|
10727 static pos_T pos;
|
|
|
10728 pos_T *pp;
|
|
|
10729
|
|
71
|
10730 name = get_tv_string(varp);
|
|
7
|
10731 if (name[0] == '.') /* cursor */
|
|
|
10732 return &curwin->w_cursor;
|
|
|
10733 if (name[0] == '\'') /* mark */
|
|
|
10734 {
|
|
|
10735 pp = getmark(name[1], FALSE);
|
|
|
10736 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
10737 return NULL;
|
|
|
10738 return pp;
|
|
|
10739 }
|
|
|
10740 if (name[0] == '$') /* last column or line */
|
|
|
10741 {
|
|
|
10742 if (lnum)
|
|
|
10743 {
|
|
|
10744 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
10745 pos.col = 0;
|
|
|
10746 }
|
|
|
10747 else
|
|
|
10748 {
|
|
|
10749 pos.lnum = curwin->w_cursor.lnum;
|
|
|
10750 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
10751 }
|
|
|
10752 return &pos;
|
|
|
10753 }
|
|
|
10754 return NULL;
|
|
|
10755 }
|
|
|
10756
|
|
|
10757 /*
|
|
|
10758 * Get the length of an environment variable name.
|
|
|
10759 * Advance "arg" to the first character after the name.
|
|
|
10760 * Return 0 for error.
|
|
|
10761 */
|
|
|
10762 static int
|
|
|
10763 get_env_len(arg)
|
|
|
10764 char_u **arg;
|
|
|
10765 {
|
|
|
10766 char_u *p;
|
|
|
10767 int len;
|
|
|
10768
|
|
|
10769 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
10770 ;
|
|
|
10771 if (p == *arg) /* no name found */
|
|
|
10772 return 0;
|
|
|
10773
|
|
|
10774 len = (int)(p - *arg);
|
|
|
10775 *arg = p;
|
|
|
10776 return len;
|
|
|
10777 }
|
|
|
10778
|
|
|
10779 /*
|
|
|
10780 * Get the length of the name of a function or internal variable.
|
|
|
10781 * "arg" is advanced to the first non-white character after the name.
|
|
|
10782 * Return 0 if something is wrong.
|
|
|
10783 */
|
|
|
10784 static int
|
|
|
10785 get_id_len(arg)
|
|
|
10786 char_u **arg;
|
|
|
10787 {
|
|
|
10788 char_u *p;
|
|
|
10789 int len;
|
|
|
10790
|
|
|
10791 /* Find the end of the name. */
|
|
|
10792 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
10793 ;
|
|
|
10794 if (p == *arg) /* no name found */
|
|
|
10795 return 0;
|
|
|
10796
|
|
|
10797 len = (int)(p - *arg);
|
|
|
10798 *arg = skipwhite(p);
|
|
|
10799
|
|
|
10800 return len;
|
|
|
10801 }
|
|
|
10802
|
|
|
10803 /*
|
|
|
10804 * Get the length of the name of a function.
|
|
|
10805 * "arg" is advanced to the first non-white character after the name.
|
|
|
10806 * Return 0 if something is wrong.
|
|
|
10807 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
10808 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
10809 */
|
|
|
10810 static int
|
|
|
10811 get_func_len(arg, alias, evaluate)
|
|
|
10812 char_u **arg;
|
|
|
10813 char_u **alias;
|
|
|
10814 int evaluate;
|
|
|
10815 {
|
|
|
10816 int len;
|
|
|
10817 char_u *p;
|
|
|
10818 char_u *expr_start;
|
|
|
10819 char_u *expr_end;
|
|
|
10820
|
|
|
10821 *alias = NULL; /* default to no alias */
|
|
|
10822
|
|
|
10823 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
10824 && (*arg)[2] == (int)KE_SNR)
|
|
|
10825 {
|
|
|
10826 /* hard coded <SNR>, already translated */
|
|
|
10827 *arg += 3;
|
|
|
10828 return get_id_len(arg) + 3;
|
|
|
10829 }
|
|
|
10830 len = eval_fname_script(*arg);
|
|
|
10831 if (len > 0)
|
|
|
10832 {
|
|
|
10833 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
10834 *arg += len;
|
|
|
10835 }
|
|
|
10836
|
|
|
10837 /*
|
|
71
|
10838 * Find the end of the name; check for {} construction.
|
|
7
|
10839 */
|
|
71
|
10840 p = find_name_end(*arg, &expr_start, &expr_end, FALSE);
|
|
7
|
10841 if (expr_start != NULL)
|
|
|
10842 {
|
|
|
10843 char_u *temp_string;
|
|
|
10844
|
|
|
10845 if (!evaluate)
|
|
|
10846 {
|
|
|
10847 len += (int)(p - *arg);
|
|
|
10848 *arg = skipwhite(p);
|
|
|
10849 return len;
|
|
|
10850 }
|
|
|
10851
|
|
|
10852 /*
|
|
|
10853 * Include any <SID> etc in the expanded string:
|
|
|
10854 * Thus the -len here.
|
|
|
10855 */
|
|
|
10856 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
10857 if (temp_string == NULL)
|
|
|
10858 return 0;
|
|
|
10859 *alias = temp_string;
|
|
|
10860 *arg = skipwhite(p);
|
|
|
10861 return (int)STRLEN(temp_string);
|
|
|
10862 }
|
|
|
10863
|
|
|
10864 len += get_id_len(arg);
|
|
|
10865 if (len == 0)
|
|
|
10866 EMSG2(_(e_invexpr2), *arg);
|
|
|
10867
|
|
|
10868 return len;
|
|
|
10869 }
|
|
|
10870
|
|
71
|
10871 /*
|
|
|
10872 * Find the end of a variable or function name, taking care of magic braces.
|
|
|
10873 * If "expr_start" is not NULL then "expr_start" and "expr_end" are set to the
|
|
|
10874 * start and end of the first magic braces item.
|
|
|
10875 * Return a pointer to just after the name. Equal to "arg" if there is no
|
|
|
10876 * valid name.
|
|
|
10877 */
|
|
7
|
10878 static char_u *
|
|
71
|
10879 find_name_end(arg, expr_start, expr_end, incl_br)
|
|
7
|
10880 char_u *arg;
|
|
|
10881 char_u **expr_start;
|
|
|
10882 char_u **expr_end;
|
|
71
|
10883 int incl_br; /* Include [] indexes */
|
|
|
10884 {
|
|
|
10885 int mb_nest = 0;
|
|
|
10886 int br_nest = 0;
|
|
7
|
10887 char_u *p;
|
|
|
10888
|
|
71
|
10889 if (expr_start != NULL)
|
|
|
10890 {
|
|
|
10891 *expr_start = NULL;
|
|
|
10892 *expr_end = NULL;
|
|
|
10893 }
|
|
|
10894
|
|
|
10895 for (p = arg; *p != NUL
|
|
|
10896 && (eval_isnamec(*p)
|
|
|
10897 || (*p == '[' && incl_br)
|
|
|
10898 || mb_nest != 0
|
|
|
10899 || br_nest != 0); ++p)
|
|
|
10900 {
|
|
|
10901 if (mb_nest == 0)
|
|
|
10902 {
|
|
|
10903 if (*p == '[')
|
|
|
10904 ++br_nest;
|
|
|
10905 else if (*p == ']')
|
|
|
10906 --br_nest;
|
|
|
10907 }
|
|
|
10908 if (br_nest == 0)
|
|
|
10909 {
|
|
|
10910 if (*p == '{')
|
|
|
10911 {
|
|
|
10912 mb_nest++;
|
|
|
10913 if (expr_start != NULL && *expr_start == NULL)
|
|
|
10914 *expr_start = p;
|
|
|
10915 }
|
|
|
10916 else if (*p == '}')
|
|
|
10917 {
|
|
|
10918 mb_nest--;
|
|
|
10919 if (expr_start != NULL && mb_nest == 0 && *expr_end == NULL)
|
|
|
10920 *expr_end = p;
|
|
|
10921 }
|
|
|
10922 }
|
|
7
|
10923 }
|
|
|
10924
|
|
|
10925 return p;
|
|
|
10926 }
|
|
|
10927
|
|
|
10928 /*
|
|
|
10929 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
10930 */
|
|
|
10931 static int
|
|
|
10932 eval_isnamec(c)
|
|
|
10933 int c;
|
|
|
10934 {
|
|
71
|
10935 return (ASCII_ISALNUM(c) || c == '_' || c == ':' || c == '{' || c == '}');
|
|
7
|
10936 }
|
|
|
10937
|
|
|
10938 /*
|
|
|
10939 * Find a v: variable.
|
|
|
10940 * Return it's index, or -1 if not found.
|
|
|
10941 */
|
|
|
10942 static int
|
|
|
10943 find_vim_var(name, len)
|
|
|
10944 char_u *name;
|
|
|
10945 int len; /* length of "name" */
|
|
|
10946 {
|
|
|
10947 char_u *vname;
|
|
|
10948 int vlen;
|
|
|
10949 int i;
|
|
|
10950
|
|
|
10951 /*
|
|
|
10952 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
10953 */
|
|
|
10954 if (name[0] == 'v' && name[1] == ':')
|
|
|
10955 {
|
|
|
10956 vname = name + 2;
|
|
|
10957 vlen = len - 2;
|
|
|
10958 }
|
|
|
10959 else
|
|
|
10960 {
|
|
|
10961 vname = name;
|
|
|
10962 vlen = len;
|
|
|
10963 }
|
|
|
10964 for (i = 0; i < VV_LEN; ++i)
|
|
|
10965 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
10966 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
10967 return i;
|
|
|
10968 return -1;
|
|
|
10969 }
|
|
|
10970
|
|
|
10971 /*
|
|
|
10972 * Set number v: variable to "val".
|
|
|
10973 */
|
|
|
10974 void
|
|
|
10975 set_vim_var_nr(idx, val)
|
|
|
10976 int idx;
|
|
|
10977 long val;
|
|
|
10978 {
|
|
|
10979 vimvars[idx].val = (char_u *)val;
|
|
|
10980 }
|
|
|
10981
|
|
|
10982 /*
|
|
|
10983 * Get number v: variable value;
|
|
|
10984 */
|
|
|
10985 long
|
|
|
10986 get_vim_var_nr(idx)
|
|
|
10987 int idx;
|
|
|
10988 {
|
|
|
10989 return (long)vimvars[idx].val;
|
|
|
10990 }
|
|
|
10991
|
|
|
10992 /*
|
|
|
10993 * Set v:count, v:count1 and v:prevcount.
|
|
|
10994 */
|
|
|
10995 void
|
|
|
10996 set_vcount(count, count1)
|
|
|
10997 long count;
|
|
|
10998 long count1;
|
|
|
10999 {
|
|
|
11000 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
11001 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
11002 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
11003 }
|
|
|
11004
|
|
|
11005 /*
|
|
|
11006 * Set string v: variable to a copy of "val".
|
|
|
11007 */
|
|
|
11008 void
|
|
|
11009 set_vim_var_string(idx, val, len)
|
|
|
11010 int idx;
|
|
|
11011 char_u *val;
|
|
|
11012 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
11013 {
|
|
|
11014 vim_free(vimvars[idx].val);
|
|
|
11015 if (val == NULL)
|
|
|
11016 vimvars[idx].val = NULL;
|
|
|
11017 else if (len == -1)
|
|
|
11018 vimvars[idx].val = vim_strsave(val);
|
|
|
11019 else
|
|
|
11020 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
11021 }
|
|
|
11022
|
|
|
11023 /*
|
|
|
11024 * Set v:register if needed.
|
|
|
11025 */
|
|
|
11026 void
|
|
|
11027 set_reg_var(c)
|
|
|
11028 int c;
|
|
|
11029 {
|
|
|
11030 char_u regname;
|
|
|
11031
|
|
|
11032 if (c == 0 || c == ' ')
|
|
|
11033 regname = '"';
|
|
|
11034 else
|
|
|
11035 regname = c;
|
|
|
11036 /* Avoid free/alloc when the value is already right. */
|
|
|
11037 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
11038 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
11039 }
|
|
|
11040
|
|
|
11041 /*
|
|
|
11042 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
11043 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
11044 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
11045 * take care of memory allocations.
|
|
|
11046 */
|
|
|
11047 char_u *
|
|
|
11048 v_exception(oldval)
|
|
|
11049 char_u *oldval;
|
|
|
11050 {
|
|
|
11051 if (oldval == NULL)
|
|
|
11052 return vimvars[VV_EXCEPTION].val;
|
|
|
11053
|
|
|
11054 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
11055 return NULL;
|
|
|
11056 }
|
|
|
11057
|
|
|
11058 /*
|
|
|
11059 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
11060 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
11061 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
11062 * take care of memory allocations.
|
|
|
11063 */
|
|
|
11064 char_u *
|
|
|
11065 v_throwpoint(oldval)
|
|
|
11066 char_u *oldval;
|
|
|
11067 {
|
|
|
11068 if (oldval == NULL)
|
|
|
11069 return vimvars[VV_THROWPOINT].val;
|
|
|
11070
|
|
|
11071 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
11072 return NULL;
|
|
|
11073 }
|
|
|
11074
|
|
|
11075 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
11076 /*
|
|
|
11077 * Set v:cmdarg.
|
|
|
11078 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
11079 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
11080 * Must always be called in pairs!
|
|
|
11081 */
|
|
|
11082 char_u *
|
|
|
11083 set_cmdarg(eap, oldarg)
|
|
|
11084 exarg_T *eap;
|
|
|
11085 char_u *oldarg;
|
|
|
11086 {
|
|
|
11087 char_u *oldval;
|
|
|
11088 char_u *newval;
|
|
|
11089 unsigned len;
|
|
|
11090
|
|
|
11091 oldval = vimvars[VV_CMDARG].val;
|
|
26
|
11092 if (eap == NULL)
|
|
|
11093 {
|
|
|
11094 vim_free(oldval);
|
|
|
11095 vimvars[VV_CMDARG].val = oldarg;
|
|
|
11096 return NULL;
|
|
|
11097 }
|
|
|
11098
|
|
|
11099 if (eap->force_bin == FORCE_BIN)
|
|
|
11100 len = 6;
|
|
|
11101 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
11102 len = 8;
|
|
|
11103 else
|
|
|
11104 len = 0;
|
|
|
11105 if (eap->force_ff != 0)
|
|
|
11106 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
7
|
11107 # ifdef FEAT_MBYTE
|
|
26
|
11108 if (eap->force_enc != 0)
|
|
|
11109 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
7
|
11110 # endif
|
|
|
11111
|
|
26
|
11112 newval = alloc(len + 1);
|
|
|
11113 if (newval == NULL)
|
|
|
11114 return NULL;
|
|
|
11115
|
|
|
11116 if (eap->force_bin == FORCE_BIN)
|
|
|
11117 sprintf((char *)newval, " ++bin");
|
|
|
11118 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
11119 sprintf((char *)newval, " ++nobin");
|
|
|
11120 else
|
|
|
11121 *newval = NUL;
|
|
|
11122 if (eap->force_ff != 0)
|
|
|
11123 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
11124 eap->cmd + eap->force_ff);
|
|
7
|
11125 # ifdef FEAT_MBYTE
|
|
26
|
11126 if (eap->force_enc != 0)
|
|
|
11127 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
11128 eap->cmd + eap->force_enc);
|
|
7
|
11129 # endif
|
|
26
|
11130 vimvars[VV_CMDARG].val = newval;
|
|
|
11131 return oldval;
|
|
7
|
11132 }
|
|
|
11133 #endif
|
|
|
11134
|
|
|
11135 /*
|
|
|
11136 * Get the value of internal variable "name".
|
|
|
11137 * Return OK or FAIL.
|
|
|
11138 */
|
|
|
11139 static int
|
|
71
|
11140 get_var_tv(name, len, rettv)
|
|
7
|
11141 char_u *name;
|
|
|
11142 int len; /* length of "name" */
|
|
71
|
11143 typeval *rettv; /* NULL when only checking existence */
|
|
7
|
11144 {
|
|
|
11145 int ret = OK;
|
|
56
|
11146 typeval tv;
|
|
7
|
11147 VAR v;
|
|
|
11148 int cc;
|
|
|
11149 int i;
|
|
|
11150
|
|
56
|
11151 tv.v_type = VAR_UNKNOWN;
|
|
|
11152
|
|
7
|
11153 /* truncate the name, so that we can use strcmp() */
|
|
|
11154 cc = name[len];
|
|
|
11155 name[len] = NUL;
|
|
|
11156
|
|
|
11157 /*
|
|
|
11158 * Check for "b:changedtick".
|
|
|
11159 */
|
|
|
11160 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
11161 {
|
|
56
|
11162 tv.v_type = VAR_NUMBER;
|
|
|
11163 tv.vval.v_number = curbuf->b_changedtick;
|
|
7
|
11164 }
|
|
|
11165
|
|
|
11166 /*
|
|
|
11167 * Check for built-in v: variables.
|
|
|
11168 */
|
|
|
11169 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
11170 {
|
|
56
|
11171 tv.v_type = vimvars[i].type;
|
|
|
11172 if (tv.v_type == VAR_NUMBER)
|
|
|
11173 tv.vval.v_number = (long)vimvars[i].val;
|
|
|
11174 else
|
|
|
11175 tv.vval.v_string = vimvars[i].val;
|
|
7
|
11176 }
|
|
|
11177
|
|
|
11178 /*
|
|
|
11179 * Check for user-defined variables.
|
|
|
11180 */
|
|
|
11181 else
|
|
|
11182 {
|
|
|
11183 v = find_var(name, FALSE);
|
|
|
11184 if (v != NULL)
|
|
56
|
11185 tv = v->tv;
|
|
|
11186 }
|
|
|
11187
|
|
|
11188 if (tv.v_type == VAR_UNKNOWN)
|
|
7
|
11189 {
|
|
71
|
11190 if (rettv != NULL)
|
|
|
11191 EMSG2(_(e_undefvar), name);
|
|
7
|
11192 ret = FAIL;
|
|
|
11193 }
|
|
71
|
11194 else if (rettv != NULL)
|
|
|
11195 copy_tv(&tv, rettv);
|
|
7
|
11196
|
|
|
11197 name[len] = cc;
|
|
|
11198
|
|
|
11199 return ret;
|
|
|
11200 }
|
|
|
11201
|
|
|
11202 /*
|
|
56
|
11203 * Allocate memory for a variable type-value, and make it emtpy (0 or NULL
|
|
|
11204 * value).
|
|
|
11205 */
|
|
|
11206 static typeval *
|
|
71
|
11207 alloc_tv()
|
|
56
|
11208 {
|
|
|
11209 return (typeval *)alloc_clear((unsigned)sizeof(typeval));
|
|
|
11210 }
|
|
|
11211
|
|
|
11212 /*
|
|
|
11213 * Allocate memory for a variable type-value, and assign a string to it.
|
|
7
|
11214 * The string "s" must have been allocated, it is consumed.
|
|
|
11215 * Return NULL for out of memory, the variable otherwise.
|
|
|
11216 */
|
|
56
|
11217 static typeval *
|
|
71
|
11218 alloc_string_tv(s)
|
|
7
|
11219 char_u *s;
|
|
|
11220 {
|
|
71
|
11221 typeval *rettv;
|
|
|
11222
|
|
|
11223 rettv = alloc_tv();
|
|
|
11224 if (rettv != NULL)
|
|
|
11225 {
|
|
|
11226 rettv->v_type = VAR_STRING;
|
|
|
11227 rettv->vval.v_string = s;
|
|
7
|
11228 }
|
|
|
11229 else
|
|
|
11230 vim_free(s);
|
|
71
|
11231 return rettv;
|
|
7
|
11232 }
|
|
|
11233
|
|
|
11234 /*
|
|
56
|
11235 * Free the memory for a variable type-value.
|
|
|
11236 */
|
|
|
11237 static void
|
|
71
|
11238 free_tv(varp)
|
|
56
|
11239 typeval *varp;
|
|
7
|
11240 {
|
|
|
11241 if (varp != NULL)
|
|
|
11242 {
|
|
56
|
11243 switch (varp->v_type)
|
|
|
11244 {
|
|
|
11245 case VAR_STRING:
|
|
|
11246 case VAR_FUNC:
|
|
|
11247 vim_free(varp->vval.v_string);
|
|
|
11248 break;
|
|
|
11249 case VAR_LIST:
|
|
|
11250 list_unref(varp->vval.v_list);
|
|
|
11251 break;
|
|
|
11252 default:
|
|
|
11253 break;
|
|
|
11254 }
|
|
7
|
11255 vim_free(varp);
|
|
|
11256 }
|
|
|
11257 }
|
|
|
11258
|
|
|
11259 /*
|
|
|
11260 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
11261 */
|
|
|
11262 static void
|
|
71
|
11263 clear_tv(varp)
|
|
56
|
11264 typeval *varp;
|
|
7
|
11265 {
|
|
|
11266 if (varp != NULL)
|
|
|
11267 {
|
|
56
|
11268 switch (varp->v_type)
|
|
|
11269 {
|
|
|
11270 case VAR_STRING:
|
|
|
11271 case VAR_FUNC:
|
|
|
11272 vim_free(varp->vval.v_string);
|
|
|
11273 varp->vval.v_string = NULL;
|
|
|
11274 break;
|
|
|
11275 case VAR_LIST:
|
|
|
11276 list_unref(varp->vval.v_list);
|
|
|
11277 break;
|
|
71
|
11278 case VAR_NUMBER:
|
|
56
|
11279 varp->vval.v_number = 0;
|
|
|
11280 break;
|
|
71
|
11281 case VAR_UNKNOWN:
|
|
|
11282 break;
|
|
|
11283 default:
|
|
|
11284 EMSG2(_(e_intern2), "clear_tv()");
|
|
|
11285 }
|
|
|
11286 }
|
|
|
11287 }
|
|
|
11288
|
|
|
11289 /*
|
|
|
11290 * Set the value of a variable to NULL without freeing items.
|
|
|
11291 */
|
|
|
11292 static void
|
|
|
11293 init_tv(varp)
|
|
|
11294 typeval *varp;
|
|
|
11295 {
|
|
|
11296 if (varp != NULL)
|
|
|
11297 vim_memset(varp, 0, sizeof(typeval));
|
|
7
|
11298 }
|
|
|
11299
|
|
|
11300 /*
|
|
|
11301 * Get the number value of a variable.
|
|
|
11302 * If it is a String variable, uses vim_str2nr().
|
|
|
11303 */
|
|
|
11304 static long
|
|
71
|
11305 get_tv_number(varp)
|
|
56
|
11306 typeval *varp;
|
|
|
11307 {
|
|
|
11308 long n = 0L;
|
|
|
11309
|
|
|
11310 switch (varp->v_type)
|
|
|
11311 {
|
|
|
11312 case VAR_NUMBER:
|
|
|
11313 n = (long)(varp->vval.v_number);
|
|
|
11314 break;
|
|
|
11315 case VAR_FUNC:
|
|
86
|
11316 EMSG(_("E703: Using function reference as a number"));
|
|
56
|
11317 break;
|
|
|
11318 case VAR_STRING:
|
|
|
11319 if (varp->vval.v_string != NULL)
|
|
|
11320 vim_str2nr(varp->vval.v_string, NULL, NULL,
|
|
|
11321 TRUE, TRUE, &n, NULL);
|
|
|
11322 break;
|
|
|
11323 default:
|
|
|
11324 break;
|
|
|
11325 }
|
|
|
11326 return n;
|
|
7
|
11327 }
|
|
|
11328
|
|
|
11329 /*
|
|
|
11330 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
11331 */
|
|
|
11332 static linenr_T
|
|
71
|
11333 get_tv_lnum(argvars)
|
|
|
11334 typeval *argvars;
|
|
|
11335 {
|
|
|
11336 typeval rettv;
|
|
7
|
11337 linenr_T lnum;
|
|
|
11338
|
|
71
|
11339 lnum = get_tv_number(&argvars[0]);
|
|
7
|
11340 if (lnum == 0) /* no valid number, try using line() */
|
|
|
11341 {
|
|
71
|
11342 rettv.v_type = VAR_NUMBER;
|
|
|
11343 f_line(argvars, &rettv);
|
|
|
11344 lnum = rettv.vval.v_number;
|
|
|
11345 clear_tv(&rettv);
|
|
7
|
11346 }
|
|
|
11347 return lnum;
|
|
|
11348 }
|
|
|
11349
|
|
|
11350 /*
|
|
|
11351 * Get the string value of a variable.
|
|
|
11352 * If it is a Number variable, the number is converted into a string.
|
|
|
11353 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
11354 * get_var_string_buf() uses a given buffer.
|
|
|
11355 * If the String variable has never been set, return an empty string.
|
|
|
11356 * Never returns NULL;
|
|
|
11357 */
|
|
|
11358 static char_u *
|
|
71
|
11359 get_tv_string(varp)
|
|
56
|
11360 typeval *varp;
|
|
7
|
11361 {
|
|
|
11362 static char_u mybuf[NUMBUFLEN];
|
|
|
11363
|
|
71
|
11364 return get_tv_string_buf(varp, mybuf);
|
|
7
|
11365 }
|
|
|
11366
|
|
|
11367 static char_u *
|
|
71
|
11368 get_tv_string_buf(varp, buf)
|
|
56
|
11369 typeval *varp;
|
|
|
11370 char_u *buf;
|
|
|
11371 {
|
|
|
11372 switch (varp->v_type)
|
|
|
11373 {
|
|
|
11374 case VAR_NUMBER:
|
|
|
11375 sprintf((char *)buf, "%ld", (long)varp->vval.v_number);
|
|
|
11376 return buf;
|
|
|
11377 case VAR_FUNC:
|
|
|
11378 EMSG(_("E99: using Funcref as a String"));
|
|
|
11379 break;
|
|
|
11380 case VAR_LIST:
|
|
|
11381 EMSG(_("E99: using List as a String"));
|
|
|
11382 break;
|
|
|
11383 case VAR_STRING:
|
|
|
11384 if (varp->vval.v_string != NULL)
|
|
|
11385 return varp->vval.v_string;
|
|
|
11386 break;
|
|
|
11387 default:
|
|
71
|
11388 EMSG2(_(e_intern2), "get_tv_string_buf()");
|
|
56
|
11389 break;
|
|
|
11390 }
|
|
|
11391 return (char_u *)"";
|
|
7
|
11392 }
|
|
|
11393
|
|
|
11394 /*
|
|
|
11395 * Find variable "name" in the list of variables.
|
|
|
11396 * Return a pointer to it if found, NULL if not found.
|
|
56
|
11397 * Careful: "a:0" variables don't have a name.
|
|
7
|
11398 */
|
|
|
11399 static VAR
|
|
|
11400 find_var(name, writing)
|
|
|
11401 char_u *name;
|
|
|
11402 int writing;
|
|
|
11403 {
|
|
|
11404 int i;
|
|
|
11405 char_u *varname;
|
|
|
11406 garray_T *gap;
|
|
|
11407
|
|
|
11408 if (name[0] == 'a' && name[1] == ':')
|
|
|
11409 {
|
|
56
|
11410 /* Function arguments "a:".
|
|
|
11411 * NOTE: We use a typecast, because function arguments don't have a
|
|
|
11412 * name. The caller must not try to access the name! */
|
|
7
|
11413 if (writing)
|
|
|
11414 {
|
|
|
11415 EMSG2(_(e_readonlyvar), name);
|
|
|
11416 return NULL;
|
|
|
11417 }
|
|
|
11418 name += 2;
|
|
|
11419 if (current_funccal == NULL)
|
|
|
11420 return NULL;
|
|
|
11421 if (VIM_ISDIGIT(*name))
|
|
|
11422 {
|
|
|
11423 i = atol((char *)name);
|
|
|
11424 if (i == 0) /* a:0 */
|
|
|
11425 return ¤t_funccal->a0_var;
|
|
|
11426 i += current_funccal->func->args.ga_len;
|
|
|
11427 if (i > current_funccal->argcount) /* a:999 */
|
|
|
11428 return NULL;
|
|
56
|
11429 return (VAR)&(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
7
|
11430 }
|
|
|
11431 if (STRCMP(name, "firstline") == 0)
|
|
|
11432 return &(current_funccal->firstline);
|
|
|
11433 if (STRCMP(name, "lastline") == 0)
|
|
|
11434 return &(current_funccal->lastline);
|
|
|
11435 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
11436 if (STRCMP(name, ((char_u **)
|
|
|
11437 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
56
|
11438 return (VAR)&(current_funccal->argvars[i]); /* a:name */
|
|
7
|
11439 return NULL;
|
|
|
11440 }
|
|
|
11441
|
|
|
11442 gap = find_var_ga(name, &varname);
|
|
|
11443 if (gap == NULL)
|
|
|
11444 return NULL;
|
|
|
11445 return find_var_in_ga(gap, varname);
|
|
|
11446 }
|
|
|
11447
|
|
|
11448 static VAR
|
|
|
11449 find_var_in_ga(gap, varname)
|
|
|
11450 garray_T *gap;
|
|
|
11451 char_u *varname;
|
|
|
11452 {
|
|
|
11453 int i;
|
|
|
11454
|
|
|
11455 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
11456 if (VAR_GAP_ENTRY(i, gap).v_name != NULL
|
|
|
11457 && STRCMP(VAR_GAP_ENTRY(i, gap).v_name, varname) == 0)
|
|
7
|
11458 break;
|
|
|
11459 if (i < 0)
|
|
|
11460 return NULL;
|
|
|
11461 return &VAR_GAP_ENTRY(i, gap);
|
|
|
11462 }
|
|
|
11463
|
|
|
11464 /*
|
|
|
11465 * Find the growarray and start of name without ':' for a variable name.
|
|
|
11466 */
|
|
|
11467 static garray_T *
|
|
|
11468 find_var_ga(name, varname)
|
|
|
11469 char_u *name;
|
|
|
11470 char_u **varname;
|
|
|
11471 {
|
|
|
11472 if (name[1] != ':')
|
|
|
11473 {
|
|
|
11474 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
11475 if (vim_strchr(name, ':') != NULL)
|
|
|
11476 return NULL;
|
|
|
11477 *varname = name;
|
|
|
11478 if (current_funccal == NULL)
|
|
|
11479 return &variables; /* global variable */
|
|
|
11480 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
11481 }
|
|
|
11482 *varname = name + 2;
|
|
|
11483 if (*name == 'b') /* buffer variable */
|
|
|
11484 return &curbuf->b_vars;
|
|
|
11485 if (*name == 'w') /* window variable */
|
|
|
11486 return &curwin->w_vars;
|
|
|
11487 if (*name == 'g') /* global variable */
|
|
|
11488 return &variables;
|
|
|
11489 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
11490 return ¤t_funccal->l_vars;
|
|
|
11491 if (*name == 's' /* script variable */
|
|
|
11492 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
11493 return &SCRIPT_VARS(current_SID);
|
|
|
11494 return NULL;
|
|
|
11495 }
|
|
|
11496
|
|
|
11497 /*
|
|
|
11498 * Get the string value of a (global/local) variable.
|
|
|
11499 * Returns NULL when it doesn't exist.
|
|
|
11500 */
|
|
|
11501 char_u *
|
|
|
11502 get_var_value(name)
|
|
|
11503 char_u *name;
|
|
|
11504 {
|
|
|
11505 VAR v;
|
|
|
11506
|
|
|
11507 v = find_var(name, FALSE);
|
|
|
11508 if (v == NULL)
|
|
|
11509 return NULL;
|
|
|
11510 return get_var_string(v);
|
|
|
11511 }
|
|
|
11512
|
|
|
11513 /*
|
|
|
11514 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
11515 * sourcing this script and when executing functions defined in the script.
|
|
|
11516 */
|
|
|
11517 void
|
|
|
11518 new_script_vars(id)
|
|
|
11519 scid_T id;
|
|
|
11520 {
|
|
|
11521 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
11522 {
|
|
|
11523 while (ga_scripts.ga_len < id)
|
|
|
11524 {
|
|
56
|
11525 vars_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
7
|
11526 ++ga_scripts.ga_len;
|
|
|
11527 }
|
|
|
11528 }
|
|
|
11529 }
|
|
|
11530
|
|
|
11531 /*
|
|
|
11532 * Initialize internal variables for use.
|
|
|
11533 */
|
|
|
11534 void
|
|
56
|
11535 vars_init(gap)
|
|
7
|
11536 garray_T *gap;
|
|
|
11537 {
|
|
|
11538 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
11539 }
|
|
|
11540
|
|
|
11541 /*
|
|
|
11542 * Clean up a list of internal variables.
|
|
|
11543 */
|
|
|
11544 void
|
|
56
|
11545 vars_clear(gap)
|
|
7
|
11546 garray_T *gap;
|
|
|
11547 {
|
|
|
11548 int i;
|
|
|
11549
|
|
|
11550 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
11551 clear_var(&VAR_GAP_ENTRY(i, gap));
|
|
7
|
11552 ga_clear(gap);
|
|
|
11553 }
|
|
|
11554
|
|
|
11555 static void
|
|
56
|
11556 clear_var(v)
|
|
7
|
11557 VAR v;
|
|
|
11558 {
|
|
56
|
11559 vim_free(v->v_name);
|
|
|
11560 v->v_name = NULL;
|
|
71
|
11561 clear_tv(&v->tv);
|
|
7
|
11562 }
|
|
|
11563
|
|
|
11564 /*
|
|
|
11565 * List the value of one internal variable.
|
|
|
11566 */
|
|
|
11567 static void
|
|
|
11568 list_one_var(v, prefix)
|
|
|
11569 VAR v;
|
|
|
11570 char_u *prefix;
|
|
|
11571 {
|
|
56
|
11572 char_u *tofree;
|
|
|
11573 char_u *s;
|
|
80
|
11574 char_u numbuf[NUMBUFLEN];
|
|
|
11575
|
|
|
11576 s = tv2string(&v->tv, &tofree, numbuf);
|
|
56
|
11577 list_one_var_a(prefix, v->v_name, v->tv.v_type,
|
|
|
11578 s == NULL ? (char_u *)"" : s);
|
|
|
11579 vim_free(tofree);
|
|
7
|
11580 }
|
|
|
11581
|
|
|
11582 /*
|
|
|
11583 * List the value of one "v:" variable.
|
|
|
11584 */
|
|
|
11585 static void
|
|
|
11586 list_vim_var(i)
|
|
|
11587 int i; /* index in vimvars[] */
|
|
|
11588 {
|
|
|
11589 char_u *p;
|
|
|
11590 char_u numbuf[NUMBUFLEN];
|
|
|
11591
|
|
|
11592 if (vimvars[i].type == VAR_NUMBER)
|
|
|
11593 {
|
|
|
11594 p = numbuf;
|
|
|
11595 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
11596 }
|
|
|
11597 else if (vimvars[i].val == NULL)
|
|
|
11598 p = (char_u *)"";
|
|
|
11599 else
|
|
|
11600 p = vimvars[i].val;
|
|
|
11601 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
11602 vimvars[i].type, p);
|
|
|
11603 }
|
|
|
11604
|
|
|
11605 static void
|
|
|
11606 list_one_var_a(prefix, name, type, string)
|
|
|
11607 char_u *prefix;
|
|
|
11608 char_u *name;
|
|
|
11609 int type;
|
|
|
11610 char_u *string;
|
|
|
11611 {
|
|
|
11612 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
11613 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
11614 msg_puts(name);
|
|
|
11615 msg_putchar(' ');
|
|
|
11616 msg_advance(22);
|
|
|
11617 if (type == VAR_NUMBER)
|
|
|
11618 msg_putchar('#');
|
|
56
|
11619 else if (type == VAR_FUNC)
|
|
|
11620 msg_putchar('*');
|
|
|
11621 else if (type == VAR_LIST)
|
|
|
11622 {
|
|
|
11623 msg_putchar('[');
|
|
|
11624 if (*string == '[')
|
|
|
11625 ++string;
|
|
|
11626 }
|
|
7
|
11627 else
|
|
|
11628 msg_putchar(' ');
|
|
56
|
11629
|
|
7
|
11630 msg_outtrans(string);
|
|
56
|
11631
|
|
|
11632 if (type == VAR_FUNC)
|
|
|
11633 msg_puts((char_u *)"()");
|
|
7
|
11634 }
|
|
|
11635
|
|
|
11636 /*
|
|
71
|
11637 * Set variable "name" to value in "tv".
|
|
7
|
11638 * If the variable already exists, the value is updated.
|
|
|
11639 * Otherwise the variable is created.
|
|
|
11640 */
|
|
|
11641 static void
|
|
71
|
11642 set_var(name, tv, copy)
|
|
7
|
11643 char_u *name;
|
|
71
|
11644 typeval *tv;
|
|
|
11645 int copy; /* make copy of value in "tv" */
|
|
7
|
11646 {
|
|
|
11647 int i;
|
|
|
11648 VAR v;
|
|
|
11649 char_u *varname;
|
|
|
11650 garray_T *gap;
|
|
|
11651
|
|
|
11652 /*
|
|
|
11653 * Handle setting internal v: variables.
|
|
|
11654 */
|
|
|
11655 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
11656 if (i >= 0)
|
|
|
11657 {
|
|
|
11658 if (vimvars[i].flags & VV_RO)
|
|
|
11659 EMSG2(_(e_readonlyvar), name);
|
|
29
|
11660 else if ((vimvars[i].flags & VV_RO_SBX) && sandbox)
|
|
|
11661 EMSG2(_(e_readonlysbx), name);
|
|
7
|
11662 else
|
|
|
11663 {
|
|
|
11664 if (vimvars[i].type == VAR_STRING)
|
|
|
11665 {
|
|
|
11666 vim_free(vimvars[i].val);
|
|
71
|
11667 if (copy || tv->v_type != VAR_STRING)
|
|
|
11668 vimvars[i].val = vim_strsave(get_tv_string(tv));
|
|
51
|
11669 else
|
|
|
11670 {
|
|
|
11671 /* Take over the string to avoid an extra alloc/free. */
|
|
71
|
11672 vimvars[i].val = tv->vval.v_string;
|
|
|
11673 tv->vval.v_string = NULL;
|
|
51
|
11674 }
|
|
7
|
11675 }
|
|
|
11676 else
|
|
71
|
11677 vimvars[i].val = (char_u *)get_tv_number(tv);
|
|
7
|
11678 }
|
|
|
11679 return;
|
|
|
11680 }
|
|
|
11681
|
|
71
|
11682 if (tv->v_type == VAR_FUNC)
|
|
56
|
11683 {
|
|
|
11684 if (!(vim_strchr((char_u *)"wbs", name[0]) != NULL && name[1] == ':')
|
|
|
11685 && !ASCII_ISUPPER((name[0] != NUL && name[1] == ':')
|
|
|
11686 ? name[2] : name[0]))
|
|
|
11687 {
|
|
86
|
11688 EMSG2(_("E704: Funcref variable name must start with a capital: %s"), name);
|
|
56
|
11689 return;
|
|
|
11690 }
|
|
|
11691 if (function_exists(name))
|
|
|
11692 {
|
|
86
|
11693 EMSG2(_("705: Variable name conflicts with existing function: %s"), name);
|
|
56
|
11694 return;
|
|
|
11695 }
|
|
|
11696 }
|
|
|
11697
|
|
7
|
11698 v = find_var(name, TRUE);
|
|
|
11699 if (v != NULL) /* existing variable, only need to free string */
|
|
|
11700 {
|
|
71
|
11701 if (v->tv.v_type != tv->v_type
|
|
56
|
11702 && !((v->tv.v_type == VAR_STRING
|
|
|
11703 || v->tv.v_type == VAR_NUMBER)
|
|
71
|
11704 && (tv->v_type == VAR_STRING
|
|
|
11705 || tv->v_type == VAR_NUMBER)))
|
|
56
|
11706 {
|
|
86
|
11707 EMSG2(_("E706: Variable type mismatch for: %s"), name);
|
|
56
|
11708 return;
|
|
|
11709 }
|
|
71
|
11710 clear_tv(&v->tv);
|
|
7
|
11711 }
|
|
|
11712 else /* add a new variable */
|
|
|
11713 {
|
|
|
11714 gap = find_var_ga(name, &varname);
|
|
|
11715 if (gap == NULL) /* illegal name */
|
|
|
11716 {
|
|
|
11717 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
11718 return;
|
|
|
11719 }
|
|
|
11720
|
|
|
11721 /* Try to use an empty entry */
|
|
|
11722 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
11723 if (VAR_GAP_ENTRY(i, gap).v_name == NULL)
|
|
7
|
11724 break;
|
|
|
11725 if (i < 0) /* need to allocate more room */
|
|
|
11726 {
|
|
|
11727 if (ga_grow(gap, 1) == FAIL)
|
|
|
11728 return;
|
|
|
11729 i = gap->ga_len;
|
|
|
11730 }
|
|
|
11731 v = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
11732 if ((v->v_name = vim_strsave(varname)) == NULL)
|
|
7
|
11733 return;
|
|
|
11734 if (i == gap->ga_len)
|
|
|
11735 ++gap->ga_len;
|
|
|
11736 }
|
|
71
|
11737 if (copy || tv->v_type == VAR_NUMBER)
|
|
|
11738 copy_tv(tv, &v->tv);
|
|
|
11739 else
|
|
|
11740 {
|
|
|
11741 v->tv = *tv;
|
|
|
11742 init_tv(tv);
|
|
56
|
11743 }
|
|
|
11744 }
|
|
|
11745
|
|
|
11746 /*
|
|
|
11747 * Copy the values from typeval "from" to typeval "to".
|
|
|
11748 * When needed allocates string or increases reference count.
|
|
|
11749 * Does not make a copy of a list!
|
|
|
11750 */
|
|
|
11751 static void
|
|
71
|
11752 copy_tv(from, to)
|
|
56
|
11753 typeval *from;
|
|
|
11754 typeval *to;
|
|
|
11755 {
|
|
|
11756 to->v_type = from->v_type;
|
|
|
11757 switch (from->v_type)
|
|
|
11758 {
|
|
|
11759 case VAR_NUMBER:
|
|
|
11760 to->vval.v_number = from->vval.v_number;
|
|
|
11761 break;
|
|
|
11762 case VAR_STRING:
|
|
|
11763 case VAR_FUNC:
|
|
|
11764 if (from->vval.v_string == NULL)
|
|
|
11765 to->vval.v_string = NULL;
|
|
|
11766 else
|
|
|
11767 to->vval.v_string = vim_strsave(from->vval.v_string);
|
|
|
11768 break;
|
|
|
11769 case VAR_LIST:
|
|
|
11770 if (from->vval.v_list == NULL)
|
|
|
11771 to->vval.v_list = NULL;
|
|
|
11772 else
|
|
|
11773 {
|
|
|
11774 to->vval.v_list = from->vval.v_list;
|
|
|
11775 ++to->vval.v_list->lv_refcount;
|
|
|
11776 }
|
|
|
11777 break;
|
|
|
11778 default:
|
|
71
|
11779 EMSG2(_(e_intern2), "copy_tv()");
|
|
56
|
11780 break;
|
|
|
11781 }
|
|
7
|
11782 }
|
|
|
11783
|
|
|
11784 /*
|
|
|
11785 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
11786 * newline at the end.
|
|
|
11787 * ":echon expr1 ..." print each argument plain.
|
|
|
11788 */
|
|
|
11789 void
|
|
|
11790 ex_echo(eap)
|
|
|
11791 exarg_T *eap;
|
|
|
11792 {
|
|
|
11793 char_u *arg = eap->arg;
|
|
71
|
11794 typeval rettv;
|
|
56
|
11795 char_u *tofree;
|
|
7
|
11796 char_u *p;
|
|
|
11797 int needclr = TRUE;
|
|
|
11798 int atstart = TRUE;
|
|
80
|
11799 char_u numbuf[NUMBUFLEN];
|
|
7
|
11800
|
|
|
11801 if (eap->skip)
|
|
|
11802 ++emsg_skip;
|
|
|
11803 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
11804 {
|
|
|
11805 p = arg;
|
|
71
|
11806 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
11807 {
|
|
|
11808 /*
|
|
|
11809 * Report the invalid expression unless the expression evaluation
|
|
|
11810 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
11811 * exception.
|
|
|
11812 */
|
|
|
11813 if (!aborting())
|
|
|
11814 EMSG2(_(e_invexpr2), p);
|
|
|
11815 break;
|
|
|
11816 }
|
|
|
11817 if (!eap->skip)
|
|
|
11818 {
|
|
|
11819 if (atstart)
|
|
|
11820 {
|
|
|
11821 atstart = FALSE;
|
|
|
11822 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
11823 * may cause a message to appear. */
|
|
|
11824 if (eap->cmdidx == CMD_echo)
|
|
|
11825 msg_start();
|
|
|
11826 }
|
|
|
11827 else if (eap->cmdidx == CMD_echo)
|
|
|
11828 msg_puts_attr((char_u *)" ", echo_attr);
|
|
80
|
11829 for (p = tv2string(&rettv, &tofree, numbuf);
|
|
|
11830 *p != NUL && !got_int; ++p)
|
|
7
|
11831 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
11832 {
|
|
|
11833 if (*p != TAB && needclr)
|
|
|
11834 {
|
|
|
11835 /* remove any text still there from the command */
|
|
|
11836 msg_clr_eos();
|
|
|
11837 needclr = FALSE;
|
|
|
11838 }
|
|
|
11839 msg_putchar_attr(*p, echo_attr);
|
|
|
11840 }
|
|
|
11841 else
|
|
|
11842 {
|
|
|
11843 #ifdef FEAT_MBYTE
|
|
|
11844 if (has_mbyte)
|
|
|
11845 {
|
|
|
11846 int i = (*mb_ptr2len_check)(p);
|
|
|
11847
|
|
|
11848 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
11849 p += i - 1;
|
|
|
11850 }
|
|
|
11851 else
|
|
|
11852 #endif
|
|
|
11853 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
11854 }
|
|
56
|
11855 vim_free(tofree);
|
|
|
11856 }
|
|
71
|
11857 clear_tv(&rettv);
|
|
7
|
11858 arg = skipwhite(arg);
|
|
|
11859 }
|
|
|
11860 eap->nextcmd = check_nextcmd(arg);
|
|
|
11861
|
|
|
11862 if (eap->skip)
|
|
|
11863 --emsg_skip;
|
|
|
11864 else
|
|
|
11865 {
|
|
|
11866 /* remove text that may still be there from the command */
|
|
|
11867 if (needclr)
|
|
|
11868 msg_clr_eos();
|
|
|
11869 if (eap->cmdidx == CMD_echo)
|
|
|
11870 msg_end();
|
|
|
11871 }
|
|
|
11872 }
|
|
|
11873
|
|
|
11874 /*
|
|
|
11875 * ":echohl {name}".
|
|
|
11876 */
|
|
|
11877 void
|
|
|
11878 ex_echohl(eap)
|
|
|
11879 exarg_T *eap;
|
|
|
11880 {
|
|
|
11881 int id;
|
|
|
11882
|
|
|
11883 id = syn_name2id(eap->arg);
|
|
|
11884 if (id == 0)
|
|
|
11885 echo_attr = 0;
|
|
|
11886 else
|
|
|
11887 echo_attr = syn_id2attr(id);
|
|
|
11888 }
|
|
|
11889
|
|
|
11890 /*
|
|
|
11891 * ":execute expr1 ..." execute the result of an expression.
|
|
|
11892 * ":echomsg expr1 ..." Print a message
|
|
|
11893 * ":echoerr expr1 ..." Print an error
|
|
|
11894 * Each gets spaces around each argument and a newline at the end for
|
|
|
11895 * echo commands
|
|
|
11896 */
|
|
|
11897 void
|
|
|
11898 ex_execute(eap)
|
|
|
11899 exarg_T *eap;
|
|
|
11900 {
|
|
|
11901 char_u *arg = eap->arg;
|
|
71
|
11902 typeval rettv;
|
|
7
|
11903 int ret = OK;
|
|
|
11904 char_u *p;
|
|
|
11905 garray_T ga;
|
|
|
11906 int len;
|
|
|
11907 int save_did_emsg;
|
|
|
11908
|
|
|
11909 ga_init2(&ga, 1, 80);
|
|
|
11910
|
|
|
11911 if (eap->skip)
|
|
|
11912 ++emsg_skip;
|
|
|
11913 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
11914 {
|
|
|
11915 p = arg;
|
|
71
|
11916 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
11917 {
|
|
|
11918 /*
|
|
|
11919 * Report the invalid expression unless the expression evaluation
|
|
|
11920 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
11921 * exception.
|
|
|
11922 */
|
|
|
11923 if (!aborting())
|
|
|
11924 EMSG2(_(e_invexpr2), p);
|
|
|
11925 ret = FAIL;
|
|
|
11926 break;
|
|
|
11927 }
|
|
|
11928
|
|
|
11929 if (!eap->skip)
|
|
|
11930 {
|
|
71
|
11931 p = get_tv_string(&rettv);
|
|
7
|
11932 len = (int)STRLEN(p);
|
|
|
11933 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
11934 {
|
|
71
|
11935 clear_tv(&rettv);
|
|
7
|
11936 ret = FAIL;
|
|
|
11937 break;
|
|
|
11938 }
|
|
|
11939 if (ga.ga_len)
|
|
|
11940 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
11941 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
11942 ga.ga_len += len;
|
|
|
11943 }
|
|
|
11944
|
|
71
|
11945 clear_tv(&rettv);
|
|
7
|
11946 arg = skipwhite(arg);
|
|
|
11947 }
|
|
|
11948
|
|
|
11949 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
11950 {
|
|
|
11951 if (eap->cmdidx == CMD_echomsg)
|
|
|
11952 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
11953 else if (eap->cmdidx == CMD_echoerr)
|
|
|
11954 {
|
|
|
11955 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
11956 save_did_emsg = did_emsg;
|
|
|
11957 EMSG((char_u *)ga.ga_data);
|
|
|
11958 if (!force_abort)
|
|
|
11959 did_emsg = save_did_emsg;
|
|
|
11960 }
|
|
|
11961 else if (eap->cmdidx == CMD_execute)
|
|
|
11962 do_cmdline((char_u *)ga.ga_data,
|
|
|
11963 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
11964 }
|
|
|
11965
|
|
|
11966 ga_clear(&ga);
|
|
|
11967
|
|
|
11968 if (eap->skip)
|
|
|
11969 --emsg_skip;
|
|
|
11970
|
|
|
11971 eap->nextcmd = check_nextcmd(arg);
|
|
|
11972 }
|
|
|
11973
|
|
|
11974 /*
|
|
|
11975 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
11976 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
11977 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
11978 * after the option name.
|
|
|
11979 */
|
|
|
11980 static char_u *
|
|
|
11981 find_option_end(arg, opt_flags)
|
|
|
11982 char_u **arg;
|
|
|
11983 int *opt_flags;
|
|
|
11984 {
|
|
|
11985 char_u *p = *arg;
|
|
|
11986
|
|
|
11987 ++p;
|
|
|
11988 if (*p == 'g' && p[1] == ':')
|
|
|
11989 {
|
|
|
11990 *opt_flags = OPT_GLOBAL;
|
|
|
11991 p += 2;
|
|
|
11992 }
|
|
|
11993 else if (*p == 'l' && p[1] == ':')
|
|
|
11994 {
|
|
|
11995 *opt_flags = OPT_LOCAL;
|
|
|
11996 p += 2;
|
|
|
11997 }
|
|
|
11998 else
|
|
|
11999 *opt_flags = 0;
|
|
|
12000
|
|
|
12001 if (!ASCII_ISALPHA(*p))
|
|
|
12002 return NULL;
|
|
|
12003 *arg = p;
|
|
|
12004
|
|
|
12005 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
12006 p += 4; /* termcap option */
|
|
|
12007 else
|
|
|
12008 while (ASCII_ISALPHA(*p))
|
|
|
12009 ++p;
|
|
|
12010 return p;
|
|
|
12011 }
|
|
|
12012
|
|
|
12013 /*
|
|
|
12014 * ":function"
|
|
|
12015 */
|
|
|
12016 void
|
|
|
12017 ex_function(eap)
|
|
|
12018 exarg_T *eap;
|
|
|
12019 {
|
|
|
12020 char_u *theline;
|
|
|
12021 int j;
|
|
|
12022 int c;
|
|
|
12023 int saved_did_emsg;
|
|
|
12024 char_u *name = NULL;
|
|
|
12025 char_u *p;
|
|
|
12026 char_u *arg;
|
|
|
12027 garray_T newargs;
|
|
|
12028 garray_T newlines;
|
|
|
12029 int varargs = FALSE;
|
|
|
12030 int mustend = FALSE;
|
|
|
12031 int flags = 0;
|
|
|
12032 ufunc_T *fp;
|
|
|
12033 int indent;
|
|
|
12034 int nesting;
|
|
|
12035 char_u *skip_until = NULL;
|
|
|
12036 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
56
|
12037 VAR v;
|
|
7
|
12038
|
|
|
12039 /*
|
|
|
12040 * ":function" without argument: list functions.
|
|
|
12041 */
|
|
|
12042 if (ends_excmd(*eap->arg))
|
|
|
12043 {
|
|
|
12044 if (!eap->skip)
|
|
|
12045 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
12046 list_func_head(fp, FALSE);
|
|
|
12047 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
12048 return;
|
|
|
12049 }
|
|
|
12050
|
|
|
12051 p = eap->arg;
|
|
|
12052 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
12053 if (name == NULL && !eap->skip)
|
|
|
12054 {
|
|
|
12055 /*
|
|
|
12056 * Return on an invalid expression in braces, unless the expression
|
|
|
12057 * evaluation has been cancelled due to an aborting error, an
|
|
|
12058 * interrupt, or an exception.
|
|
|
12059 */
|
|
|
12060 if (!aborting())
|
|
|
12061 return;
|
|
|
12062 else
|
|
|
12063 eap->skip = TRUE;
|
|
|
12064 }
|
|
|
12065 /* An error in a function call during evaluation of an expression in magic
|
|
|
12066 * braces should not cause the function not to be defined. */
|
|
|
12067 saved_did_emsg = did_emsg;
|
|
|
12068 did_emsg = FALSE;
|
|
|
12069
|
|
|
12070 /*
|
|
|
12071 * ":function func" with only function name: list function.
|
|
|
12072 */
|
|
|
12073 if (vim_strchr(p, '(') == NULL)
|
|
|
12074 {
|
|
|
12075 if (!ends_excmd(*skipwhite(p)))
|
|
|
12076 {
|
|
|
12077 EMSG(_(e_trailing));
|
|
|
12078 goto erret_name;
|
|
|
12079 }
|
|
|
12080 eap->nextcmd = check_nextcmd(p);
|
|
|
12081 if (eap->nextcmd != NULL)
|
|
|
12082 *p = NUL;
|
|
|
12083 if (!eap->skip && !got_int)
|
|
|
12084 {
|
|
|
12085 fp = find_func(name);
|
|
|
12086 if (fp != NULL)
|
|
|
12087 {
|
|
|
12088 list_func_head(fp, TRUE);
|
|
|
12089 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
12090 {
|
|
|
12091 msg_putchar('\n');
|
|
|
12092 msg_outnum((long)(j + 1));
|
|
|
12093 if (j < 9)
|
|
|
12094 msg_putchar(' ');
|
|
|
12095 if (j < 99)
|
|
|
12096 msg_putchar(' ');
|
|
|
12097 msg_prt_line(FUNCLINE(fp, j));
|
|
|
12098 out_flush(); /* show a line at a time */
|
|
|
12099 ui_breakcheck();
|
|
|
12100 }
|
|
|
12101 if (!got_int)
|
|
|
12102 {
|
|
|
12103 msg_putchar('\n');
|
|
|
12104 msg_puts((char_u *)" endfunction");
|
|
|
12105 }
|
|
|
12106 }
|
|
|
12107 else
|
|
|
12108 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
12109 }
|
|
|
12110 goto erret_name;
|
|
|
12111 }
|
|
|
12112
|
|
|
12113 /*
|
|
|
12114 * ":function name(arg1, arg2)" Define function.
|
|
|
12115 */
|
|
|
12116 p = skipwhite(p);
|
|
|
12117 if (*p != '(')
|
|
|
12118 {
|
|
|
12119 if (!eap->skip)
|
|
|
12120 {
|
|
|
12121 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
12122 goto erret_name;
|
|
|
12123 }
|
|
|
12124 /* attempt to continue by skipping some text */
|
|
|
12125 if (vim_strchr(p, '(') != NULL)
|
|
|
12126 p = vim_strchr(p, '(');
|
|
|
12127 }
|
|
|
12128 p = skipwhite(p + 1);
|
|
|
12129
|
|
|
12130 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
12131 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
12132
|
|
|
12133 /*
|
|
|
12134 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
12135 */
|
|
|
12136 while (*p != ')')
|
|
|
12137 {
|
|
|
12138 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
12139 {
|
|
|
12140 varargs = TRUE;
|
|
|
12141 p += 3;
|
|
|
12142 mustend = TRUE;
|
|
|
12143 }
|
|
|
12144 else
|
|
|
12145 {
|
|
|
12146 arg = p;
|
|
|
12147 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
12148 ++p;
|
|
|
12149 if (arg == p || isdigit(*arg)
|
|
|
12150 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
12151 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
12152 {
|
|
|
12153 if (!eap->skip)
|
|
|
12154 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
12155 break;
|
|
|
12156 }
|
|
|
12157 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
12158 goto erret;
|
|
|
12159 c = *p;
|
|
|
12160 *p = NUL;
|
|
|
12161 arg = vim_strsave(arg);
|
|
|
12162 if (arg == NULL)
|
|
|
12163 goto erret;
|
|
|
12164 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
12165 *p = c;
|
|
|
12166 newargs.ga_len++;
|
|
|
12167 if (*p == ',')
|
|
|
12168 ++p;
|
|
|
12169 else
|
|
|
12170 mustend = TRUE;
|
|
|
12171 }
|
|
|
12172 p = skipwhite(p);
|
|
|
12173 if (mustend && *p != ')')
|
|
|
12174 {
|
|
|
12175 if (!eap->skip)
|
|
|
12176 EMSG2(_(e_invarg2), eap->arg);
|
|
|
12177 break;
|
|
|
12178 }
|
|
|
12179 }
|
|
|
12180 ++p; /* skip the ')' */
|
|
|
12181
|
|
|
12182 /* find extra arguments "range" and "abort" */
|
|
|
12183 for (;;)
|
|
|
12184 {
|
|
|
12185 p = skipwhite(p);
|
|
|
12186 if (STRNCMP(p, "range", 5) == 0)
|
|
|
12187 {
|
|
|
12188 flags |= FC_RANGE;
|
|
|
12189 p += 5;
|
|
|
12190 }
|
|
|
12191 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
12192 {
|
|
|
12193 flags |= FC_ABORT;
|
|
|
12194 p += 5;
|
|
|
12195 }
|
|
|
12196 else
|
|
|
12197 break;
|
|
|
12198 }
|
|
|
12199
|
|
|
12200 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
12201 EMSG(_(e_trailing));
|
|
|
12202
|
|
|
12203 /*
|
|
|
12204 * Read the body of the function, until ":endfunction" is found.
|
|
|
12205 */
|
|
|
12206 if (KeyTyped)
|
|
|
12207 {
|
|
|
12208 /* Check if the function already exists, don't let the user type the
|
|
|
12209 * whole function before telling him it doesn't work! For a script we
|
|
|
12210 * need to skip the body to be able to find what follows. */
|
|
|
12211 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
12212 EMSG2(_(e_funcexts), name);
|
|
|
12213
|
|
|
12214 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
12215 cmdline_row = msg_row;
|
|
|
12216 }
|
|
|
12217
|
|
|
12218 indent = 2;
|
|
|
12219 nesting = 0;
|
|
|
12220 for (;;)
|
|
|
12221 {
|
|
|
12222 msg_scroll = TRUE;
|
|
|
12223 need_wait_return = FALSE;
|
|
|
12224 if (eap->getline == NULL)
|
|
|
12225 theline = getcmdline(':', 0L, indent);
|
|
|
12226 else
|
|
|
12227 theline = eap->getline(':', eap->cookie, indent);
|
|
|
12228 if (KeyTyped)
|
|
|
12229 lines_left = Rows - 1;
|
|
|
12230 if (theline == NULL)
|
|
|
12231 {
|
|
|
12232 EMSG(_("E126: Missing :endfunction"));
|
|
|
12233 goto erret;
|
|
|
12234 }
|
|
|
12235
|
|
|
12236 if (skip_until != NULL)
|
|
|
12237 {
|
|
|
12238 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
12239 * don't check for ":endfunc". */
|
|
|
12240 if (STRCMP(theline, skip_until) == 0)
|
|
|
12241 {
|
|
|
12242 vim_free(skip_until);
|
|
|
12243 skip_until = NULL;
|
|
|
12244 }
|
|
|
12245 }
|
|
|
12246 else
|
|
|
12247 {
|
|
|
12248 /* skip ':' and blanks*/
|
|
|
12249 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
12250 ;
|
|
|
12251
|
|
|
12252 /* Check for "endfunction" (should be more strict...). */
|
|
|
12253 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
12254 {
|
|
|
12255 vim_free(theline);
|
|
|
12256 break;
|
|
|
12257 }
|
|
|
12258
|
|
|
12259 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
12260 * at "end". */
|
|
|
12261 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
12262 indent -= 2;
|
|
|
12263 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
12264 || STRNCMP(p, "try", 3) == 0)
|
|
|
12265 indent += 2;
|
|
|
12266
|
|
|
12267 /* Check for defining a function inside this function. */
|
|
|
12268 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
12269 {
|
|
|
12270 p = skipwhite(skiptowhite(p));
|
|
|
12271 p += eval_fname_script(p);
|
|
|
12272 if (ASCII_ISALPHA(*p))
|
|
|
12273 {
|
|
|
12274 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
12275 if (*skipwhite(p) == '(')
|
|
|
12276 {
|
|
|
12277 ++nesting;
|
|
|
12278 indent += 2;
|
|
|
12279 }
|
|
|
12280 }
|
|
|
12281 }
|
|
|
12282
|
|
|
12283 /* Check for ":append" or ":insert". */
|
|
|
12284 p = skip_range(p, NULL);
|
|
|
12285 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
12286 || (p[0] == 'i'
|
|
|
12287 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
12288 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
12289 skip_until = vim_strsave((char_u *)".");
|
|
|
12290
|
|
|
12291 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
12292 arg = skipwhite(skiptowhite(p));
|
|
|
12293 if (arg[0] == '<' && arg[1] =='<'
|
|
|
12294 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
12295 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
12296 || (p[0] == 'p' && p[1] == 'e'
|
|
|
12297 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
12298 || (p[0] == 't' && p[1] == 'c'
|
|
|
12299 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
12300 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
12301 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
12302 || (p[0] == 'm' && p[1] == 'z'
|
|
|
12303 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
12304 ))
|
|
|
12305 {
|
|
|
12306 /* ":python <<" continues until a dot, like ":append" */
|
|
|
12307 p = skipwhite(arg + 2);
|
|
|
12308 if (*p == NUL)
|
|
|
12309 skip_until = vim_strsave((char_u *)".");
|
|
|
12310 else
|
|
|
12311 skip_until = vim_strsave(p);
|
|
|
12312 }
|
|
|
12313 }
|
|
|
12314
|
|
|
12315 /* Add the line to the function. */
|
|
|
12316 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
12317 goto erret;
|
|
|
12318 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
12319 newlines.ga_len++;
|
|
|
12320 }
|
|
|
12321
|
|
|
12322 /* Don't define the function when skipping commands or when an error was
|
|
|
12323 * detected. */
|
|
|
12324 if (eap->skip || did_emsg)
|
|
|
12325 goto erret;
|
|
|
12326
|
|
|
12327 /*
|
|
|
12328 * If there are no errors, add the function
|
|
|
12329 */
|
|
56
|
12330 v = find_var(name, FALSE);
|
|
|
12331 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
12332 {
|
|
86
|
12333 EMSG2(_("E707: Function name conflicts with variable: %s"), name);
|
|
56
|
12334 goto erret;
|
|
|
12335 }
|
|
|
12336
|
|
7
|
12337 fp = find_func(name);
|
|
|
12338 if (fp != NULL)
|
|
|
12339 {
|
|
|
12340 if (!eap->forceit)
|
|
|
12341 {
|
|
|
12342 EMSG2(_(e_funcexts), name);
|
|
|
12343 goto erret;
|
|
|
12344 }
|
|
|
12345 if (fp->calls)
|
|
|
12346 {
|
|
|
12347 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
12348 goto erret;
|
|
|
12349 }
|
|
|
12350 /* redefine existing function */
|
|
|
12351 ga_clear_strings(&(fp->args));
|
|
|
12352 ga_clear_strings(&(fp->lines));
|
|
|
12353 vim_free(name);
|
|
|
12354 }
|
|
|
12355 else
|
|
|
12356 {
|
|
|
12357 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
12358 if (fp == NULL)
|
|
|
12359 goto erret;
|
|
|
12360 /* insert the new function in the function list */
|
|
|
12361 fp->next = firstfunc;
|
|
|
12362 firstfunc = fp;
|
|
|
12363 fp->name = name;
|
|
|
12364 }
|
|
|
12365 fp->args = newargs;
|
|
|
12366 fp->lines = newlines;
|
|
|
12367 fp->varargs = varargs;
|
|
|
12368 fp->flags = flags;
|
|
|
12369 fp->calls = 0;
|
|
|
12370 fp->script_ID = current_SID;
|
|
|
12371 did_emsg |= saved_did_emsg;
|
|
|
12372 vim_free(skip_until);
|
|
|
12373 return;
|
|
|
12374
|
|
|
12375 erret:
|
|
|
12376 vim_free(skip_until);
|
|
|
12377 ga_clear_strings(&newargs);
|
|
|
12378 ga_clear_strings(&newlines);
|
|
|
12379 erret_name:
|
|
|
12380 vim_free(name);
|
|
|
12381 did_emsg |= saved_did_emsg;
|
|
|
12382 }
|
|
|
12383
|
|
|
12384 /*
|
|
|
12385 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
12386 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
12387 * Advances "pp" to just after the function name (if no error).
|
|
|
12388 */
|
|
|
12389 static char_u *
|
|
|
12390 trans_function_name(pp, skip, internal)
|
|
|
12391 char_u **pp;
|
|
|
12392 int skip; /* only find the end, don't evaluate */
|
|
|
12393 int internal; /* TRUE if internal function name OK */
|
|
|
12394 {
|
|
|
12395 char_u *name;
|
|
|
12396 char_u *start;
|
|
|
12397 char_u *end;
|
|
|
12398 int lead;
|
|
|
12399 char_u sid_buf[20];
|
|
|
12400 char_u *temp_string = NULL;
|
|
|
12401 char_u *expr_start, *expr_end;
|
|
|
12402 int len;
|
|
|
12403
|
|
|
12404 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
12405 start = *pp;
|
|
|
12406 lead = eval_fname_script(start);
|
|
|
12407 if (lead > 0)
|
|
|
12408 start += lead;
|
|
71
|
12409 end = find_name_end(start, &expr_start, &expr_end, FALSE);
|
|
7
|
12410 if (end == start)
|
|
|
12411 {
|
|
|
12412 if (!skip)
|
|
|
12413 EMSG(_("E129: Function name required"));
|
|
|
12414 return NULL;
|
|
|
12415 }
|
|
|
12416 if (expr_start != NULL && !skip)
|
|
|
12417 {
|
|
|
12418 /* expand magic curlies */
|
|
|
12419 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
12420 if (temp_string == NULL)
|
|
|
12421 {
|
|
|
12422 /*
|
|
|
12423 * Report an invalid expression in braces, unless the expression
|
|
|
12424 * evaluation has been cancelled due to an aborting error, an
|
|
|
12425 * interrupt, or an exception.
|
|
|
12426 */
|
|
|
12427 if (!aborting())
|
|
|
12428 EMSG2(_(e_invarg2), start);
|
|
|
12429 else
|
|
|
12430 *pp = end;
|
|
|
12431 return NULL;
|
|
|
12432 }
|
|
|
12433 start = temp_string;
|
|
|
12434 len = (int)STRLEN(temp_string);
|
|
|
12435 }
|
|
|
12436 else
|
|
|
12437 len = (int)(end - start);
|
|
|
12438
|
|
|
12439 /*
|
|
|
12440 * Copy the function name to allocated memory.
|
|
|
12441 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
12442 * Accept <SNR>123_name() outside a script.
|
|
|
12443 */
|
|
|
12444 if (skip)
|
|
|
12445 lead = 0; /* do nothing */
|
|
|
12446 else if (lead > 0)
|
|
|
12447 {
|
|
|
12448 lead = 3;
|
|
|
12449 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
12450 {
|
|
|
12451 if (current_SID <= 0)
|
|
|
12452 {
|
|
|
12453 EMSG(_(e_usingsid));
|
|
|
12454 return NULL;
|
|
|
12455 }
|
|
|
12456 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
12457 lead += (int)STRLEN(sid_buf);
|
|
|
12458 }
|
|
|
12459 }
|
|
|
12460 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
12461 {
|
|
|
12462 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
12463 return NULL;
|
|
|
12464 }
|
|
|
12465 name = alloc((unsigned)(len + lead + 1));
|
|
|
12466 if (name != NULL)
|
|
|
12467 {
|
|
|
12468 if (lead > 0)
|
|
|
12469 {
|
|
|
12470 name[0] = K_SPECIAL;
|
|
|
12471 name[1] = KS_EXTRA;
|
|
|
12472 name[2] = (int)KE_SNR;
|
|
|
12473 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
12474 STRCPY(name + 3, sid_buf);
|
|
|
12475 }
|
|
|
12476 mch_memmove(name + lead, start, (size_t)len);
|
|
|
12477 name[len + lead] = NUL;
|
|
|
12478 }
|
|
|
12479 *pp = end;
|
|
|
12480
|
|
|
12481 vim_free(temp_string);
|
|
|
12482 return name;
|
|
|
12483 }
|
|
|
12484
|
|
|
12485 /*
|
|
|
12486 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
12487 * Return 2 if "p" starts with "s:".
|
|
|
12488 * Return 0 otherwise.
|
|
|
12489 */
|
|
|
12490 static int
|
|
|
12491 eval_fname_script(p)
|
|
|
12492 char_u *p;
|
|
|
12493 {
|
|
|
12494 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
12495 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
12496 return 5;
|
|
|
12497 if (p[0] == 's' && p[1] == ':')
|
|
|
12498 return 2;
|
|
|
12499 return 0;
|
|
|
12500 }
|
|
|
12501
|
|
|
12502 /*
|
|
|
12503 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
12504 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
12505 */
|
|
|
12506 static int
|
|
|
12507 eval_fname_sid(p)
|
|
|
12508 char_u *p;
|
|
|
12509 {
|
|
|
12510 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
12511 }
|
|
|
12512
|
|
|
12513 /*
|
|
|
12514 * List the head of the function: "name(arg1, arg2)".
|
|
|
12515 */
|
|
|
12516 static void
|
|
|
12517 list_func_head(fp, indent)
|
|
|
12518 ufunc_T *fp;
|
|
|
12519 int indent;
|
|
|
12520 {
|
|
|
12521 int j;
|
|
|
12522
|
|
|
12523 msg_start();
|
|
|
12524 if (indent)
|
|
|
12525 MSG_PUTS(" ");
|
|
|
12526 MSG_PUTS("function ");
|
|
|
12527 if (fp->name[0] == K_SPECIAL)
|
|
|
12528 {
|
|
|
12529 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
12530 msg_puts(fp->name + 3);
|
|
|
12531 }
|
|
|
12532 else
|
|
|
12533 msg_puts(fp->name);
|
|
|
12534 msg_putchar('(');
|
|
|
12535 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
12536 {
|
|
|
12537 if (j)
|
|
|
12538 MSG_PUTS(", ");
|
|
|
12539 msg_puts(FUNCARG(fp, j));
|
|
|
12540 }
|
|
|
12541 if (fp->varargs)
|
|
|
12542 {
|
|
|
12543 if (j)
|
|
|
12544 MSG_PUTS(", ");
|
|
|
12545 MSG_PUTS("...");
|
|
|
12546 }
|
|
|
12547 msg_putchar(')');
|
|
|
12548 }
|
|
|
12549
|
|
|
12550 /*
|
|
|
12551 * Find a function by name, return pointer to it in ufuncs.
|
|
|
12552 * Return NULL for unknown function.
|
|
|
12553 */
|
|
|
12554 static ufunc_T *
|
|
|
12555 find_func(name)
|
|
|
12556 char_u *name;
|
|
|
12557 {
|
|
|
12558 ufunc_T *fp;
|
|
|
12559
|
|
|
12560 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
12561 if (STRCMP(name, fp->name) == 0)
|
|
|
12562 break;
|
|
|
12563 return fp;
|
|
|
12564 }
|
|
|
12565
|
|
56
|
12566 /*
|
|
|
12567 * Return TRUE if a function "name" exists.
|
|
|
12568 */
|
|
|
12569 static int
|
|
|
12570 function_exists(name)
|
|
|
12571 char_u *name;
|
|
|
12572 {
|
|
|
12573 char_u *p = name;
|
|
|
12574 int n = FALSE;
|
|
|
12575
|
|
|
12576 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
12577 if (p != NULL)
|
|
|
12578 {
|
|
|
12579 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
12580 n = (find_func(p) != NULL);
|
|
|
12581 else if (ASCII_ISLOWER(*p))
|
|
|
12582 n = (find_internal_func(p) >= 0);
|
|
|
12583 vim_free(p);
|
|
|
12584 }
|
|
|
12585 return n;
|
|
|
12586 }
|
|
|
12587
|
|
7
|
12588 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
12589
|
|
|
12590 /*
|
|
|
12591 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
12592 * function names.
|
|
|
12593 */
|
|
|
12594 char_u *
|
|
|
12595 get_user_func_name(xp, idx)
|
|
|
12596 expand_T *xp;
|
|
|
12597 int idx;
|
|
|
12598 {
|
|
|
12599 static ufunc_T *fp = NULL;
|
|
|
12600
|
|
|
12601 if (idx == 0)
|
|
|
12602 fp = firstfunc;
|
|
|
12603 if (fp != NULL)
|
|
|
12604 {
|
|
|
12605 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
12606 return fp->name; /* prevents overflow */
|
|
|
12607
|
|
|
12608 cat_func_name(IObuff, fp);
|
|
|
12609 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
12610 {
|
|
|
12611 STRCAT(IObuff, "(");
|
|
|
12612 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
12613 STRCAT(IObuff, ")");
|
|
|
12614 }
|
|
|
12615
|
|
|
12616 fp = fp->next;
|
|
|
12617 return IObuff;
|
|
|
12618 }
|
|
|
12619 return NULL;
|
|
|
12620 }
|
|
|
12621
|
|
|
12622 #endif /* FEAT_CMDL_COMPL */
|
|
|
12623
|
|
|
12624 /*
|
|
|
12625 * Copy the function name of "fp" to buffer "buf".
|
|
|
12626 * "buf" must be able to hold the function name plus three bytes.
|
|
|
12627 * Takes care of script-local function names.
|
|
|
12628 */
|
|
|
12629 static void
|
|
|
12630 cat_func_name(buf, fp)
|
|
|
12631 char_u *buf;
|
|
|
12632 ufunc_T *fp;
|
|
|
12633 {
|
|
|
12634 if (fp->name[0] == K_SPECIAL)
|
|
|
12635 {
|
|
|
12636 STRCPY(buf, "<SNR>");
|
|
|
12637 STRCAT(buf, fp->name + 3);
|
|
|
12638 }
|
|
|
12639 else
|
|
|
12640 STRCPY(buf, fp->name);
|
|
|
12641 }
|
|
|
12642
|
|
|
12643 /*
|
|
|
12644 * ":delfunction {name}"
|
|
|
12645 */
|
|
|
12646 void
|
|
|
12647 ex_delfunction(eap)
|
|
|
12648 exarg_T *eap;
|
|
|
12649 {
|
|
|
12650 ufunc_T *fp = NULL, *pfp;
|
|
|
12651 char_u *p;
|
|
|
12652 char_u *name;
|
|
|
12653
|
|
|
12654 p = eap->arg;
|
|
|
12655 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
12656 if (name == NULL)
|
|
|
12657 return;
|
|
|
12658 if (!ends_excmd(*skipwhite(p)))
|
|
|
12659 {
|
|
|
12660 vim_free(name);
|
|
|
12661 EMSG(_(e_trailing));
|
|
|
12662 return;
|
|
|
12663 }
|
|
|
12664 eap->nextcmd = check_nextcmd(p);
|
|
|
12665 if (eap->nextcmd != NULL)
|
|
|
12666 *p = NUL;
|
|
|
12667
|
|
|
12668 if (!eap->skip)
|
|
|
12669 fp = find_func(name);
|
|
|
12670 vim_free(name);
|
|
|
12671
|
|
|
12672 if (!eap->skip)
|
|
|
12673 {
|
|
|
12674 if (fp == NULL)
|
|
|
12675 {
|
|
|
12676 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
12677 return;
|
|
|
12678 }
|
|
|
12679 if (fp->calls)
|
|
|
12680 {
|
|
|
12681 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
12682 return;
|
|
|
12683 }
|
|
|
12684
|
|
|
12685 /* clear this function */
|
|
|
12686 vim_free(fp->name);
|
|
|
12687 ga_clear_strings(&(fp->args));
|
|
|
12688 ga_clear_strings(&(fp->lines));
|
|
|
12689
|
|
|
12690 /* remove the function from the function list */
|
|
|
12691 if (firstfunc == fp)
|
|
|
12692 firstfunc = fp->next;
|
|
|
12693 else
|
|
|
12694 {
|
|
|
12695 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
12696 if (pfp->next == fp)
|
|
|
12697 {
|
|
|
12698 pfp->next = fp->next;
|
|
|
12699 break;
|
|
|
12700 }
|
|
|
12701 }
|
|
|
12702 vim_free(fp);
|
|
|
12703 }
|
|
|
12704 }
|
|
|
12705
|
|
|
12706 /*
|
|
|
12707 * Call a user function.
|
|
|
12708 */
|
|
|
12709 static void
|
|
71
|
12710 call_user_func(fp, argcount, argvars, rettv, firstline, lastline)
|
|
7
|
12711 ufunc_T *fp; /* pointer to function */
|
|
|
12712 int argcount; /* nr of args */
|
|
56
|
12713 typeval *argvars; /* arguments */
|
|
71
|
12714 typeval *rettv; /* return value */
|
|
7
|
12715 linenr_T firstline; /* first line of range */
|
|
|
12716 linenr_T lastline; /* last line of range */
|
|
|
12717 {
|
|
|
12718 char_u *save_sourcing_name;
|
|
|
12719 linenr_T save_sourcing_lnum;
|
|
|
12720 scid_T save_current_SID;
|
|
|
12721 struct funccall fc;
|
|
|
12722 struct funccall *save_fcp = current_funccal;
|
|
|
12723 int save_did_emsg;
|
|
|
12724 static int depth = 0;
|
|
|
12725
|
|
|
12726 /* If depth of calling is getting too high, don't execute the function */
|
|
|
12727 if (depth >= p_mfd)
|
|
|
12728 {
|
|
|
12729 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
71
|
12730 rettv->v_type = VAR_NUMBER;
|
|
|
12731 rettv->vval.v_number = -1;
|
|
7
|
12732 return;
|
|
|
12733 }
|
|
|
12734 ++depth;
|
|
|
12735
|
|
|
12736 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
12737
|
|
|
12738 /* set local variables */
|
|
56
|
12739 vars_init(&fc.l_vars);
|
|
7
|
12740 fc.func = fp;
|
|
|
12741 fc.argcount = argcount;
|
|
|
12742 fc.argvars = argvars;
|
|
71
|
12743 fc.rettv = rettv;
|
|
|
12744 rettv->vval.v_number = 0;
|
|
7
|
12745 fc.linenr = 0;
|
|
|
12746 fc.returned = FALSE;
|
|
|
12747 fc.level = ex_nesting_level;
|
|
56
|
12748 fc.a0_var.tv.v_type = VAR_NUMBER;
|
|
|
12749 fc.a0_var.tv.vval.v_number = argcount - fp->args.ga_len;
|
|
|
12750 fc.a0_var.v_name = NULL;
|
|
7
|
12751 current_funccal = &fc;
|
|
56
|
12752 fc.firstline.tv.v_type = VAR_NUMBER;
|
|
|
12753 fc.firstline.tv.vval.v_number = firstline;
|
|
|
12754 fc.firstline.v_name = NULL;
|
|
|
12755 fc.lastline.tv.v_type = VAR_NUMBER;
|
|
|
12756 fc.lastline.tv.vval.v_number = lastline;
|
|
|
12757 fc.lastline.v_name = NULL;
|
|
7
|
12758 /* Check if this function has a breakpoint. */
|
|
|
12759 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
12760 fc.dbg_tick = debug_tick;
|
|
|
12761
|
|
|
12762 /* Don't redraw while executing the function. */
|
|
|
12763 ++RedrawingDisabled;
|
|
|
12764 save_sourcing_name = sourcing_name;
|
|
|
12765 save_sourcing_lnum = sourcing_lnum;
|
|
|
12766 sourcing_lnum = 1;
|
|
|
12767 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
12768 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
12769 if (sourcing_name != NULL)
|
|
|
12770 {
|
|
|
12771 if (save_sourcing_name != NULL
|
|
|
12772 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
12773 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
12774 else
|
|
|
12775 STRCPY(sourcing_name, "function ");
|
|
|
12776 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
12777
|
|
|
12778 if (p_verbose >= 12)
|
|
|
12779 {
|
|
|
12780 ++no_wait_return;
|
|
|
12781 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12782 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
12783 if (p_verbose >= 14)
|
|
|
12784 {
|
|
|
12785 int i;
|
|
|
12786 char_u buf[MSG_BUF_LEN];
|
|
|
12787
|
|
|
12788 msg_puts((char_u *)"(");
|
|
|
12789 for (i = 0; i < argcount; ++i)
|
|
|
12790 {
|
|
|
12791 if (i > 0)
|
|
|
12792 msg_puts((char_u *)", ");
|
|
56
|
12793 if (argvars[i].v_type == VAR_NUMBER)
|
|
|
12794 msg_outnum((long)argvars[i].vval.v_number);
|
|
7
|
12795 else
|
|
|
12796 {
|
|
71
|
12797 trunc_string(get_tv_string(&argvars[i]),
|
|
7
|
12798 buf, MSG_BUF_LEN);
|
|
|
12799 msg_puts((char_u *)"\"");
|
|
|
12800 msg_puts(buf);
|
|
|
12801 msg_puts((char_u *)"\"");
|
|
|
12802 }
|
|
|
12803 }
|
|
|
12804 msg_puts((char_u *)")");
|
|
|
12805 }
|
|
|
12806 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12807 cmdline_row = msg_row;
|
|
|
12808 --no_wait_return;
|
|
|
12809 }
|
|
|
12810 }
|
|
|
12811 save_current_SID = current_SID;
|
|
|
12812 current_SID = fp->script_ID;
|
|
|
12813 save_did_emsg = did_emsg;
|
|
|
12814 did_emsg = FALSE;
|
|
|
12815
|
|
|
12816 /* call do_cmdline() to execute the lines */
|
|
|
12817 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
12818 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
12819
|
|
|
12820 --RedrawingDisabled;
|
|
|
12821
|
|
|
12822 /* when the function was aborted because of an error, return -1 */
|
|
71
|
12823 if ((did_emsg && (fp->flags & FC_ABORT)) || rettv->v_type == VAR_UNKNOWN)
|
|
|
12824 {
|
|
|
12825 clear_tv(rettv);
|
|
|
12826 rettv->v_type = VAR_NUMBER;
|
|
|
12827 rettv->vval.v_number = -1;
|
|
7
|
12828 }
|
|
|
12829
|
|
|
12830 /* when being verbose, mention the return value */
|
|
|
12831 if (p_verbose >= 12)
|
|
|
12832 {
|
|
|
12833 char_u *sn, *val;
|
|
|
12834
|
|
|
12835 ++no_wait_return;
|
|
|
12836 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12837
|
|
|
12838 /* Make sure the output fits in IObuff. */
|
|
|
12839 sn = sourcing_name;
|
|
|
12840 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
12841 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
12842
|
|
|
12843 if (aborting())
|
|
|
12844 smsg((char_u *)_("%s aborted"), sn);
|
|
71
|
12845 else if (fc.rettv->v_type == VAR_NUMBER)
|
|
7
|
12846 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
71
|
12847 (long)fc.rettv->vval.v_number);
|
|
|
12848 else if (fc.rettv->v_type == VAR_STRING)
|
|
|
12849 {
|
|
|
12850 val = get_tv_string(fc.rettv);
|
|
7
|
12851 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
12852 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
12853 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
12854 }
|
|
|
12855 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12856 cmdline_row = msg_row;
|
|
|
12857 --no_wait_return;
|
|
|
12858 }
|
|
|
12859
|
|
|
12860 vim_free(sourcing_name);
|
|
|
12861 sourcing_name = save_sourcing_name;
|
|
|
12862 sourcing_lnum = save_sourcing_lnum;
|
|
|
12863 current_SID = save_current_SID;
|
|
|
12864
|
|
|
12865 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
12866 {
|
|
|
12867 ++no_wait_return;
|
|
|
12868 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12869 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
12870 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12871 cmdline_row = msg_row;
|
|
|
12872 --no_wait_return;
|
|
|
12873 }
|
|
|
12874
|
|
|
12875 did_emsg |= save_did_emsg;
|
|
|
12876 current_funccal = save_fcp;
|
|
|
12877
|
|
56
|
12878 vars_clear(&fc.l_vars); /* free all local variables */
|
|
7
|
12879 --depth;
|
|
|
12880 }
|
|
|
12881
|
|
|
12882 /*
|
|
|
12883 * ":return [expr]"
|
|
|
12884 */
|
|
|
12885 void
|
|
|
12886 ex_return(eap)
|
|
|
12887 exarg_T *eap;
|
|
|
12888 {
|
|
|
12889 char_u *arg = eap->arg;
|
|
71
|
12890 typeval rettv;
|
|
7
|
12891 int returning = FALSE;
|
|
|
12892
|
|
|
12893 if (current_funccal == NULL)
|
|
|
12894 {
|
|
|
12895 EMSG(_("E133: :return not inside a function"));
|
|
|
12896 return;
|
|
|
12897 }
|
|
|
12898
|
|
|
12899 if (eap->skip)
|
|
|
12900 ++emsg_skip;
|
|
|
12901
|
|
|
12902 eap->nextcmd = NULL;
|
|
|
12903 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
71
|
12904 && eval0(arg, &rettv, &eap->nextcmd, !eap->skip) != FAIL)
|
|
7
|
12905 {
|
|
|
12906 if (!eap->skip)
|
|
71
|
12907 returning = do_return(eap, FALSE, TRUE, &rettv);
|
|
7
|
12908 else
|
|
71
|
12909 clear_tv(&rettv);
|
|
7
|
12910 }
|
|
|
12911 /* It's safer to return also on error. */
|
|
|
12912 else if (!eap->skip)
|
|
|
12913 {
|
|
|
12914 /*
|
|
|
12915 * Return unless the expression evaluation has been cancelled due to an
|
|
|
12916 * aborting error, an interrupt, or an exception.
|
|
|
12917 */
|
|
|
12918 if (!aborting())
|
|
|
12919 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
12920 }
|
|
|
12921
|
|
|
12922 /* When skipping or the return gets pending, advance to the next command
|
|
|
12923 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
12924 * Following lines will be ignored by get_func_line(). */
|
|
|
12925 if (returning)
|
|
|
12926 eap->nextcmd = NULL;
|
|
|
12927 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
12928 eap->nextcmd = check_nextcmd(arg);
|
|
|
12929
|
|
|
12930 if (eap->skip)
|
|
|
12931 --emsg_skip;
|
|
|
12932 }
|
|
|
12933
|
|
|
12934 /*
|
|
|
12935 * Return from a function. Possibly makes the return pending. Also called
|
|
|
12936 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
12937 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
71
|
12938 * when called due to a ":return" command. "rettv" may point to a typeval
|
|
|
12939 * with the return rettv. Returns TRUE when the return can be carried out,
|
|
7
|
12940 * FALSE when the return gets pending.
|
|
|
12941 */
|
|
|
12942 int
|
|
71
|
12943 do_return(eap, reanimate, is_cmd, rettv)
|
|
7
|
12944 exarg_T *eap;
|
|
|
12945 int reanimate;
|
|
|
12946 int is_cmd;
|
|
71
|
12947 void *rettv;
|
|
7
|
12948 {
|
|
|
12949 int idx;
|
|
|
12950 struct condstack *cstack = eap->cstack;
|
|
|
12951
|
|
|
12952 if (reanimate)
|
|
|
12953 /* Undo the return. */
|
|
|
12954 current_funccal->returned = FALSE;
|
|
|
12955
|
|
|
12956 /*
|
|
|
12957 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
12958 * not in its finally clause (which then is to be executed next) is found.
|
|
|
12959 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
12960 * Otherwise, return normally.
|
|
|
12961 */
|
|
|
12962 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
12963 if (idx >= 0)
|
|
|
12964 {
|
|
|
12965 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
12966
|
|
|
12967 if (!is_cmd && !reanimate)
|
|
71
|
12968 /* A pending return again gets pending. "rettv" points to an
|
|
|
12969 * allocated variable with the rettv of the original ":return"'s
|
|
7
|
12970 * argument if present or is NULL else. */
|
|
71
|
12971 cstack->cs_rettv[idx] = rettv;
|
|
7
|
12972 else
|
|
|
12973 {
|
|
|
12974 /* When undoing a return in order to make it pending, get the stored
|
|
71
|
12975 * return rettv. */
|
|
7
|
12976 if (reanimate)
|
|
71
|
12977 rettv = current_funccal->rettv;
|
|
|
12978
|
|
|
12979 if (rettv != NULL)
|
|
7
|
12980 {
|
|
|
12981 /* Store the value of the pending return. */
|
|
71
|
12982 if ((cstack->cs_rettv[idx] = alloc_tv()) != NULL)
|
|
|
12983 *(typeval *)cstack->cs_rettv[idx] = *(typeval *)rettv;
|
|
7
|
12984 else
|
|
|
12985 EMSG(_(e_outofmem));
|
|
|
12986 }
|
|
|
12987 else
|
|
71
|
12988 cstack->cs_rettv[idx] = NULL;
|
|
7
|
12989
|
|
|
12990 if (reanimate)
|
|
|
12991 {
|
|
|
12992 /* The pending return value could be overwritten by a ":return"
|
|
|
12993 * without argument in a finally clause; reset the default
|
|
|
12994 * return value. */
|
|
71
|
12995 current_funccal->rettv->v_type = VAR_NUMBER;
|
|
|
12996 current_funccal->rettv->vval.v_number = 0;
|
|
|
12997 }
|
|
|
12998 }
|
|
|
12999 report_make_pending(CSTP_RETURN, rettv);
|
|
7
|
13000 }
|
|
|
13001 else
|
|
|
13002 {
|
|
|
13003 current_funccal->returned = TRUE;
|
|
|
13004
|
|
|
13005 /* If the return is carried out now, store the return value. For
|
|
|
13006 * a return immediately after reanimation, the value is already
|
|
|
13007 * there. */
|
|
71
|
13008 if (!reanimate && rettv != NULL)
|
|
|
13009 {
|
|
|
13010 clear_tv(current_funccal->rettv);
|
|
|
13011 *current_funccal->rettv = *(typeval *)rettv;
|
|
7
|
13012 if (!is_cmd)
|
|
71
|
13013 vim_free(rettv);
|
|
7
|
13014 }
|
|
|
13015 }
|
|
|
13016
|
|
|
13017 return idx < 0;
|
|
|
13018 }
|
|
|
13019
|
|
|
13020 /*
|
|
|
13021 * Free the variable with a pending return value.
|
|
|
13022 */
|
|
|
13023 void
|
|
71
|
13024 discard_pending_return(rettv)
|
|
|
13025 void *rettv;
|
|
|
13026 {
|
|
|
13027 free_tv((typeval *)rettv);
|
|
|
13028 }
|
|
|
13029
|
|
|
13030 /*
|
|
|
13031 * Generate a return command for producing the value of "rettv". The result
|
|
7
|
13032 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
13033 */
|
|
|
13034 char_u *
|
|
71
|
13035 get_return_cmd(rettv)
|
|
|
13036 void *rettv;
|
|
|
13037 {
|
|
|
13038 char_u *s;
|
|
|
13039 char_u *tofree = NULL;
|
|
80
|
13040 char_u numbuf[NUMBUFLEN];
|
|
71
|
13041
|
|
|
13042 if (rettv == NULL)
|
|
|
13043 s = (char_u *)"";
|
|
|
13044 else
|
|
80
|
13045 s = tv2string((typeval *)rettv, &tofree, numbuf);
|
|
71
|
13046
|
|
|
13047 STRCPY(IObuff, ":return ");
|
|
|
13048 STRNCPY(IObuff + 8, s, IOSIZE - 8);
|
|
|
13049 if (STRLEN(s) + 8 >= IOSIZE)
|
|
|
13050 STRCPY(IObuff + IOSIZE - 4, "...");
|
|
|
13051 vim_free(tofree);
|
|
|
13052 return vim_strsave(IObuff);
|
|
7
|
13053 }
|
|
|
13054
|
|
|
13055 /*
|
|
|
13056 * Get next function line.
|
|
|
13057 * Called by do_cmdline() to get the next line.
|
|
|
13058 * Returns allocated string, or NULL for end of function.
|
|
|
13059 */
|
|
|
13060 /* ARGSUSED */
|
|
|
13061 char_u *
|
|
|
13062 get_func_line(c, cookie, indent)
|
|
|
13063 int c; /* not used */
|
|
|
13064 void *cookie;
|
|
|
13065 int indent; /* not used */
|
|
|
13066 {
|
|
|
13067 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
13068 char_u *retval;
|
|
|
13069 garray_T *gap; /* growarray with function lines */
|
|
|
13070
|
|
|
13071 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
13072 if (fcp->dbg_tick != debug_tick)
|
|
|
13073 {
|
|
|
13074 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
13075 sourcing_lnum);
|
|
|
13076 fcp->dbg_tick = debug_tick;
|
|
|
13077 }
|
|
|
13078
|
|
|
13079 gap = &fcp->func->lines;
|
|
|
13080 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
13081 retval = NULL;
|
|
|
13082 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
13083 retval = NULL;
|
|
|
13084 else
|
|
|
13085 {
|
|
|
13086 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
13087 sourcing_lnum = fcp->linenr;
|
|
|
13088 }
|
|
|
13089
|
|
|
13090 /* Did we encounter a breakpoint? */
|
|
|
13091 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
13092 {
|
|
|
13093 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
13094 /* Find next breakpoint. */
|
|
|
13095 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
13096 sourcing_lnum);
|
|
|
13097 fcp->dbg_tick = debug_tick;
|
|
|
13098 }
|
|
|
13099
|
|
|
13100 return retval;
|
|
|
13101 }
|
|
|
13102
|
|
|
13103 /*
|
|
|
13104 * Return TRUE if the currently active function should be ended, because a
|
|
|
13105 * return was encountered or an error occured. Used inside a ":while".
|
|
|
13106 */
|
|
|
13107 int
|
|
|
13108 func_has_ended(cookie)
|
|
|
13109 void *cookie;
|
|
|
13110 {
|
|
|
13111 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
13112
|
|
|
13113 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
13114 * an error inside a try conditional. */
|
|
|
13115 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
13116 || fcp->returned);
|
|
|
13117 }
|
|
|
13118
|
|
|
13119 /*
|
|
|
13120 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
13121 */
|
|
|
13122 int
|
|
|
13123 func_has_abort(cookie)
|
|
|
13124 void *cookie;
|
|
|
13125 {
|
|
|
13126 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
13127 }
|
|
|
13128
|
|
|
13129 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
13130 typedef enum
|
|
|
13131 {
|
|
|
13132 VAR_FLAVOUR_DEFAULT,
|
|
|
13133 VAR_FLAVOUR_SESSION,
|
|
|
13134 VAR_FLAVOUR_VIMINFO
|
|
|
13135 } var_flavour_T;
|
|
|
13136
|
|
|
13137 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
13138
|
|
|
13139 static var_flavour_T
|
|
|
13140 var_flavour(varname)
|
|
|
13141 char_u *varname;
|
|
|
13142 {
|
|
|
13143 char_u *p = varname;
|
|
|
13144
|
|
|
13145 if (ASCII_ISUPPER(*p))
|
|
|
13146 {
|
|
|
13147 while (*(++p))
|
|
|
13148 if (ASCII_ISLOWER(*p))
|
|
|
13149 return VAR_FLAVOUR_SESSION;
|
|
|
13150 return VAR_FLAVOUR_VIMINFO;
|
|
|
13151 }
|
|
|
13152 else
|
|
|
13153 return VAR_FLAVOUR_DEFAULT;
|
|
|
13154 }
|
|
|
13155 #endif
|
|
|
13156
|
|
|
13157 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
13158 /*
|
|
|
13159 * Restore global vars that start with a capital from the viminfo file
|
|
|
13160 */
|
|
|
13161 int
|
|
|
13162 read_viminfo_varlist(virp, writing)
|
|
|
13163 vir_T *virp;
|
|
|
13164 int writing;
|
|
|
13165 {
|
|
|
13166 char_u *tab;
|
|
|
13167 int is_string = FALSE;
|
|
76
|
13168 typeval tv;
|
|
7
|
13169
|
|
|
13170 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
13171 {
|
|
|
13172 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
13173 if (tab != NULL)
|
|
|
13174 {
|
|
|
13175 *tab++ = '\0'; /* isolate the variable name */
|
|
|
13176 if (*tab == 'S') /* string var */
|
|
|
13177 is_string = TRUE;
|
|
|
13178
|
|
|
13179 tab = vim_strchr(tab, '\t');
|
|
|
13180 if (tab != NULL)
|
|
|
13181 {
|
|
|
13182 if (is_string)
|
|
|
13183 {
|
|
76
|
13184 tv.v_type = VAR_STRING;
|
|
|
13185 tv.vval.v_string = viminfo_readstring(virp,
|
|
7
|
13186 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
13187 }
|
|
|
13188 else
|
|
|
13189 {
|
|
76
|
13190 tv.v_type = VAR_NUMBER;
|
|
|
13191 tv.vval.v_number = atol((char *)tab + 1);
|
|
7
|
13192 }
|
|
76
|
13193 set_var(virp->vir_line + 1, &tv, FALSE);
|
|
|
13194 if (is_string)
|
|
|
13195 vim_free(tv.vval.v_string);
|
|
7
|
13196 }
|
|
|
13197 }
|
|
|
13198 }
|
|
|
13199
|
|
|
13200 return viminfo_readline(virp);
|
|
|
13201 }
|
|
|
13202
|
|
|
13203 /*
|
|
|
13204 * Write global vars that start with a capital to the viminfo file
|
|
|
13205 */
|
|
|
13206 void
|
|
|
13207 write_viminfo_varlist(fp)
|
|
|
13208 FILE *fp;
|
|
|
13209 {
|
|
|
13210 garray_T *gap = &variables; /* global variable */
|
|
|
13211 VAR this_var;
|
|
|
13212 int i;
|
|
71
|
13213 char *s;
|
|
|
13214 char_u *tofree;
|
|
80
|
13215 char_u numbuf[NUMBUFLEN];
|
|
7
|
13216
|
|
|
13217 if (find_viminfo_parameter('!') == NULL)
|
|
|
13218 return;
|
|
|
13219
|
|
|
13220 fprintf(fp, _("\n# global variables:\n"));
|
|
|
13221 for (i = gap->ga_len; --i >= 0; )
|
|
|
13222 {
|
|
|
13223 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
13224 if (this_var->v_name != NULL
|
|
|
13225 && var_flavour(this_var->v_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
13226 {
|
|
71
|
13227 switch (this_var->tv.v_type)
|
|
|
13228 {
|
|
|
13229 case VAR_STRING: s = "STR"; break;
|
|
|
13230 case VAR_NUMBER: s = "NUM"; break;
|
|
76
|
13231 default: continue;
|
|
71
|
13232 }
|
|
|
13233 fprintf(fp, "!%s\t%s\t", this_var->v_name, s);
|
|
80
|
13234 viminfo_writestring(fp, tv2string(&this_var->tv, &tofree, numbuf));
|
|
71
|
13235 vim_free(tofree);
|
|
7
|
13236 }
|
|
|
13237 }
|
|
|
13238 }
|
|
|
13239 #endif
|
|
|
13240
|
|
|
13241 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
13242 int
|
|
|
13243 store_session_globals(fd)
|
|
|
13244 FILE *fd;
|
|
|
13245 {
|
|
|
13246 garray_T *gap = &variables; /* global variable */
|
|
|
13247 VAR this_var;
|
|
|
13248 int i;
|
|
|
13249 char_u *p, *t;
|
|
|
13250
|
|
|
13251 for (i = gap->ga_len; --i >= 0; )
|
|
|
13252 {
|
|
|
13253 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
76
|
13254 if (this_var->v_name != NULL
|
|
|
13255 && (this_var->tv.v_type == VAR_NUMBER
|
|
|
13256 || this_var->tv.v_type == VAR_STRING)
|
|
|
13257 && var_flavour(this_var->v_name) == VAR_FLAVOUR_SESSION)
|
|
|
13258 {
|
|
|
13259 /* Escape special characters with a backslash. Turn a LF and
|
|
|
13260 * CR into \n and \r. */
|
|
|
13261 p = vim_strsave_escaped(get_var_string(this_var),
|
|
7
|
13262 (char_u *)"\\\"\n\r");
|
|
76
|
13263 if (p == NULL) /* out of memory */
|
|
|
13264 continue;
|
|
|
13265 for (t = p; *t != NUL; ++t)
|
|
|
13266 if (*t == '\n')
|
|
|
13267 *t = 'n';
|
|
|
13268 else if (*t == '\r')
|
|
|
13269 *t = 'r';
|
|
|
13270 if ((fprintf(fd, "let %s = %c%s%c",
|
|
|
13271 this_var->v_name,
|
|
|
13272 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ',
|
|
|
13273 p,
|
|
|
13274 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
|
13275 || put_eol(fd) == FAIL)
|
|
|
13276 {
|
|
7
|
13277 vim_free(p);
|
|
76
|
13278 return FAIL;
|
|
|
13279 }
|
|
|
13280 vim_free(p);
|
|
7
|
13281 }
|
|
|
13282 }
|
|
|
13283 return OK;
|
|
|
13284 }
|
|
|
13285 #endif
|
|
|
13286
|
|
|
13287 #endif /* FEAT_EVAL */
|
|
|
13288
|
|
|
13289 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
13290
|
|
|
13291
|
|
|
13292 #ifdef WIN3264
|
|
|
13293 /*
|
|
|
13294 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
13295 */
|
|
|
13296 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
13297 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
13298 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
13299
|
|
|
13300 /*
|
|
|
13301 * Get the short pathname of a file.
|
|
|
13302 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
13303 */
|
|
|
13304 static int
|
|
|
13305 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
13306 char_u **fnamep;
|
|
|
13307 char_u **bufp;
|
|
|
13308 int *fnamelen;
|
|
|
13309 {
|
|
|
13310 int l,len;
|
|
|
13311 char_u *newbuf;
|
|
|
13312
|
|
|
13313 len = *fnamelen;
|
|
|
13314
|
|
|
13315 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
13316 if (l > len - 1)
|
|
|
13317 {
|
|
|
13318 /* If that doesn't work (not enough space), then save the string
|
|
|
13319 * and try again with a new buffer big enough
|
|
|
13320 */
|
|
|
13321 newbuf = vim_strnsave(*fnamep, l);
|
|
|
13322 if (newbuf == NULL)
|
|
|
13323 return 0;
|
|
|
13324
|
|
|
13325 vim_free(*bufp);
|
|
|
13326 *fnamep = *bufp = newbuf;
|
|
|
13327
|
|
|
13328 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
13329
|
|
|
13330 /* Really should always succeed, as the buffer is big enough */
|
|
|
13331 }
|
|
|
13332
|
|
|
13333 *fnamelen = l;
|
|
|
13334 return 1;
|
|
|
13335 }
|
|
|
13336
|
|
|
13337 /*
|
|
|
13338 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
13339 * Doesn't copy over the end of the buffer passed in.
|
|
|
13340 */
|
|
|
13341 static int
|
|
|
13342 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
13343 char_u **fname;
|
|
|
13344 char_u **bufp;
|
|
|
13345 int *fnamelen;
|
|
|
13346 {
|
|
|
13347 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
13348 char_u ch;
|
|
|
13349 int l,len,len2,plen,slen;
|
|
|
13350
|
|
|
13351 /* Make a copy */
|
|
|
13352 len2 = *fnamelen;
|
|
|
13353 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
13354 pbuf3 = NULL;
|
|
|
13355
|
|
|
13356 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
13357 slen = 1;
|
|
|
13358 plen = len2;
|
|
|
13359
|
|
|
13360 l = 0;
|
|
39
|
13361 if (after_pathsep(pbuf2, s + 1))
|
|
7
|
13362 {
|
|
|
13363 --s;
|
|
|
13364 ++slen;
|
|
|
13365 --plen;
|
|
|
13366 }
|
|
|
13367
|
|
|
13368 do
|
|
|
13369 {
|
|
|
13370 /* Go back one path-seperator */
|
|
39
|
13371 while (s > pbuf2 && !after_pathsep(pbuf2, s + 1))
|
|
7
|
13372 {
|
|
|
13373 --s;
|
|
|
13374 ++slen;
|
|
|
13375 --plen;
|
|
|
13376 }
|
|
|
13377 if (s <= pbuf2)
|
|
|
13378 break;
|
|
|
13379
|
|
|
13380 /* Remeber the character that is about to be blatted */
|
|
|
13381 ch = *s;
|
|
|
13382 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
13383
|
|
|
13384 /* Try it in situ */
|
|
|
13385 p = pbuf2;
|
|
|
13386 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
13387 {
|
|
|
13388 vim_free(pbuf2);
|
|
|
13389 return -1;
|
|
|
13390 }
|
|
|
13391 *s = ch; /* Preserve the string */
|
|
|
13392 } while (plen == 0);
|
|
|
13393
|
|
|
13394 if (plen > 0)
|
|
|
13395 {
|
|
|
13396 /* Remeber the length of the new string. */
|
|
|
13397 *fnamelen = len = plen + slen;
|
|
|
13398 vim_free(*bufp);
|
|
|
13399 if (len > len2)
|
|
|
13400 {
|
|
|
13401 /* If there's not enough space in the currently allocated string,
|
|
|
13402 * then copy it to a buffer big enough.
|
|
|
13403 */
|
|
|
13404 *fname= *bufp = vim_strnsave(p, len);
|
|
|
13405 if (*fname == NULL)
|
|
|
13406 return -1;
|
|
|
13407 }
|
|
|
13408 else
|
|
|
13409 {
|
|
|
13410 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
13411 *fname = *bufp = pbuf2;
|
|
|
13412 if (p != pbuf2)
|
|
|
13413 strncpy(*fname, p, plen);
|
|
|
13414 pbuf2 = NULL;
|
|
|
13415 }
|
|
|
13416 /* Concat the next bit */
|
|
|
13417 strncpy(*fname + plen, s, slen);
|
|
|
13418 (*fname)[len] = '\0';
|
|
|
13419 }
|
|
|
13420 vim_free(pbuf3);
|
|
|
13421 vim_free(pbuf2);
|
|
|
13422 return 0;
|
|
|
13423 }
|
|
|
13424
|
|
|
13425 /*
|
|
|
13426 * Get a pathname for a partial path.
|
|
|
13427 */
|
|
|
13428 static int
|
|
|
13429 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
13430 char_u **fnamep;
|
|
|
13431 char_u **bufp;
|
|
|
13432 int *fnamelen;
|
|
|
13433 {
|
|
|
13434 int sepcount, len, tflen;
|
|
|
13435 char_u *p;
|
|
|
13436 char_u *pbuf, *tfname;
|
|
|
13437 int hasTilde;
|
|
|
13438
|
|
|
13439 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
13440 * of the path to return.
|
|
|
13441 */
|
|
|
13442 sepcount = 0;
|
|
39
|
13443 for (p = *fnamep; p < *fnamep + *fnamelen; mb_ptr_adv(p))
|
|
7
|
13444 if (vim_ispathsep(*p))
|
|
|
13445 ++sepcount;
|
|
|
13446
|
|
|
13447 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
13448 hasTilde = (**fnamep == '~');
|
|
|
13449 if (hasTilde)
|
|
|
13450 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
13451 else
|
|
|
13452 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
13453
|
|
|
13454 len = tflen = STRLEN(tfname);
|
|
|
13455
|
|
|
13456 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
13457 return -1;
|
|
|
13458
|
|
|
13459 if (len == 0)
|
|
|
13460 {
|
|
|
13461 /* Don't have a valid filename, so shorten the rest of the
|
|
|
13462 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
13463 * there's not a lot of point in guessing what it might be.
|
|
|
13464 */
|
|
|
13465 len = tflen;
|
|
|
13466 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
13467 return -1;
|
|
|
13468 }
|
|
|
13469
|
|
|
13470 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
13471 for (p = tfname + len - 1; p >= tfname; --p)
|
|
39
|
13472 {
|
|
|
13473 #ifdef FEAT_MBYTE
|
|
|
13474 if (has_mbyte)
|
|
|
13475 p -= mb_head_off(tfname, p);
|
|
|
13476 #endif
|
|
7
|
13477 if (vim_ispathsep(*p))
|
|
|
13478 {
|
|
|
13479 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
13480 break;
|
|
|
13481 else
|
|
|
13482 sepcount --;
|
|
|
13483 }
|
|
39
|
13484 }
|
|
7
|
13485 if (hasTilde)
|
|
|
13486 {
|
|
|
13487 --p;
|
|
|
13488 if (p >= tfname)
|
|
|
13489 *p = '~';
|
|
|
13490 else
|
|
|
13491 return -1;
|
|
|
13492 }
|
|
|
13493 else
|
|
|
13494 ++p;
|
|
|
13495
|
|
|
13496 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
13497 vim_free(*bufp);
|
|
|
13498 *fnamelen = (int)STRLEN(p);
|
|
|
13499 *bufp = pbuf;
|
|
|
13500 *fnamep = p;
|
|
|
13501
|
|
|
13502 return 0;
|
|
|
13503 }
|
|
|
13504 #endif /* WIN3264 */
|
|
|
13505
|
|
|
13506 /*
|
|
|
13507 * Adjust a filename, according to a string of modifiers.
|
|
|
13508 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
13509 * determined by *fnamelen.
|
|
|
13510 * Returns valid flags.
|
|
|
13511 * When there is an error, *fnamep is set to NULL.
|
|
|
13512 */
|
|
|
13513 int
|
|
|
13514 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
13515 char_u *src; /* string with modifiers */
|
|
|
13516 int *usedlen; /* characters after src that are used */
|
|
|
13517 char_u **fnamep; /* file name so far */
|
|
|
13518 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
13519 int *fnamelen; /* length of fnamep */
|
|
|
13520 {
|
|
|
13521 int valid = 0;
|
|
|
13522 char_u *tail;
|
|
|
13523 char_u *s, *p, *pbuf;
|
|
|
13524 char_u dirname[MAXPATHL];
|
|
|
13525 int c;
|
|
|
13526 int has_fullname = 0;
|
|
|
13527 #ifdef WIN3264
|
|
|
13528 int has_shortname = 0;
|
|
|
13529 #endif
|
|
|
13530
|
|
|
13531 repeat:
|
|
|
13532 /* ":p" - full path/file_name */
|
|
|
13533 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
13534 {
|
|
|
13535 has_fullname = 1;
|
|
|
13536
|
|
|
13537 valid |= VALID_PATH;
|
|
|
13538 *usedlen += 2;
|
|
|
13539
|
|
|
13540 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
13541 if ((*fnamep)[0] == '~'
|
|
|
13542 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
13543 && ((*fnamep)[1] == '/'
|
|
|
13544 # ifdef BACKSLASH_IN_FILENAME
|
|
|
13545 || (*fnamep)[1] == '\\'
|
|
|
13546 # endif
|
|
|
13547 || (*fnamep)[1] == NUL)
|
|
|
13548
|
|
|
13549 #endif
|
|
|
13550 )
|
|
|
13551 {
|
|
|
13552 *fnamep = expand_env_save(*fnamep);
|
|
|
13553 vim_free(*bufp); /* free any allocated file name */
|
|
|
13554 *bufp = *fnamep;
|
|
|
13555 if (*fnamep == NULL)
|
|
|
13556 return -1;
|
|
|
13557 }
|
|
|
13558
|
|
|
13559 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
39
|
13560 for (p = *fnamep; *p != NUL; mb_ptr_adv(p))
|
|
7
|
13561 {
|
|
|
13562 if (vim_ispathsep(*p)
|
|
|
13563 && p[1] == '.'
|
|
|
13564 && (p[2] == NUL
|
|
|
13565 || vim_ispathsep(p[2])
|
|
|
13566 || (p[2] == '.'
|
|
|
13567 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
13568 break;
|
|
|
13569 }
|
|
|
13570
|
|
|
13571 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
13572 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
13573 {
|
|
|
13574 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
13575 vim_free(*bufp); /* free any allocated file name */
|
|
|
13576 *bufp = *fnamep;
|
|
|
13577 if (*fnamep == NULL)
|
|
|
13578 return -1;
|
|
|
13579 }
|
|
|
13580
|
|
|
13581 /* Append a path separator to a directory. */
|
|
|
13582 if (mch_isdir(*fnamep))
|
|
|
13583 {
|
|
|
13584 /* Make room for one or two extra characters. */
|
|
|
13585 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
13586 vim_free(*bufp); /* free any allocated file name */
|
|
|
13587 *bufp = *fnamep;
|
|
|
13588 if (*fnamep == NULL)
|
|
|
13589 return -1;
|
|
|
13590 add_pathsep(*fnamep);
|
|
|
13591 }
|
|
|
13592 }
|
|
|
13593
|
|
|
13594 /* ":." - path relative to the current directory */
|
|
|
13595 /* ":~" - path relative to the home directory */
|
|
|
13596 /* ":8" - shortname path - postponed till after */
|
|
|
13597 while (src[*usedlen] == ':'
|
|
|
13598 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
13599 {
|
|
|
13600 *usedlen += 2;
|
|
|
13601 if (c == '8')
|
|
|
13602 {
|
|
|
13603 #ifdef WIN3264
|
|
|
13604 has_shortname = 1; /* Postpone this. */
|
|
|
13605 #endif
|
|
|
13606 continue;
|
|
|
13607 }
|
|
|
13608 pbuf = NULL;
|
|
|
13609 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
13610 if (!has_fullname)
|
|
|
13611 {
|
|
|
13612 if (c == '.' && **fnamep == '~')
|
|
|
13613 p = pbuf = expand_env_save(*fnamep);
|
|
|
13614 else
|
|
|
13615 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
13616 }
|
|
|
13617 else
|
|
|
13618 p = *fnamep;
|
|
|
13619
|
|
|
13620 has_fullname = 0;
|
|
|
13621
|
|
|
13622 if (p != NULL)
|
|
|
13623 {
|
|
|
13624 if (c == '.')
|
|
|
13625 {
|
|
|
13626 mch_dirname(dirname, MAXPATHL);
|
|
|
13627 s = shorten_fname(p, dirname);
|
|
|
13628 if (s != NULL)
|
|
|
13629 {
|
|
|
13630 *fnamep = s;
|
|
|
13631 if (pbuf != NULL)
|
|
|
13632 {
|
|
|
13633 vim_free(*bufp); /* free any allocated file name */
|
|
|
13634 *bufp = pbuf;
|
|
|
13635 pbuf = NULL;
|
|
|
13636 }
|
|
|
13637 }
|
|
|
13638 }
|
|
|
13639 else
|
|
|
13640 {
|
|
|
13641 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
13642 /* Only replace it when it starts with '~' */
|
|
|
13643 if (*dirname == '~')
|
|
|
13644 {
|
|
|
13645 s = vim_strsave(dirname);
|
|
|
13646 if (s != NULL)
|
|
|
13647 {
|
|
|
13648 *fnamep = s;
|
|
|
13649 vim_free(*bufp);
|
|
|
13650 *bufp = s;
|
|
|
13651 }
|
|
|
13652 }
|
|
|
13653 }
|
|
|
13654 vim_free(pbuf);
|
|
|
13655 }
|
|
|
13656 }
|
|
|
13657
|
|
|
13658 tail = gettail(*fnamep);
|
|
|
13659 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
13660
|
|
|
13661 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
13662 /* Don't remove the first "/" or "c:\" */
|
|
|
13663 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
13664 {
|
|
|
13665 valid |= VALID_HEAD;
|
|
|
13666 *usedlen += 2;
|
|
|
13667 s = get_past_head(*fnamep);
|
|
39
|
13668 while (tail > s && after_pathsep(s, tail))
|
|
7
|
13669 --tail;
|
|
|
13670 *fnamelen = (int)(tail - *fnamep);
|
|
|
13671 #ifdef VMS
|
|
|
13672 if (*fnamelen > 0)
|
|
|
13673 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
13674 #endif
|
|
39
|
13675 while (tail > s && !after_pathsep(s, tail))
|
|
|
13676 mb_ptr_back(*fnamep, tail);
|
|
7
|
13677 }
|
|
|
13678
|
|
|
13679 /* ":8" - shortname */
|
|
|
13680 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
13681 {
|
|
|
13682 *usedlen += 2;
|
|
|
13683 #ifdef WIN3264
|
|
|
13684 has_shortname = 1;
|
|
|
13685 #endif
|
|
|
13686 }
|
|
|
13687
|
|
|
13688 #ifdef WIN3264
|
|
|
13689 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
13690 */
|
|
|
13691 if (has_shortname)
|
|
|
13692 {
|
|
|
13693 pbuf = NULL;
|
|
|
13694 /* Copy the string if it is shortened by :h */
|
|
|
13695 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
13696 {
|
|
|
13697 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
13698 if (p == 0)
|
|
|
13699 return -1;
|
|
|
13700 vim_free(*bufp);
|
|
|
13701 *bufp = *fnamep = p;
|
|
|
13702 }
|
|
|
13703
|
|
|
13704 /* Split into two implementations - makes it easier. First is where
|
|
|
13705 * there isn't a full name already, second is where there is.
|
|
|
13706 */
|
|
|
13707 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
13708 {
|
|
|
13709 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
13710 return -1;
|
|
|
13711 }
|
|
|
13712 else
|
|
|
13713 {
|
|
|
13714 int l;
|
|
|
13715
|
|
|
13716 /* Simple case, already have the full-name
|
|
|
13717 * Nearly always shorter, so try first time. */
|
|
|
13718 l = *fnamelen;
|
|
|
13719 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
13720 return -1;
|
|
|
13721
|
|
|
13722 if (l == 0)
|
|
|
13723 {
|
|
|
13724 /* Couldn't find the filename.. search the paths.
|
|
|
13725 */
|
|
|
13726 l = *fnamelen;
|
|
|
13727 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
13728 return -1;
|
|
|
13729 }
|
|
|
13730 *fnamelen = l;
|
|
|
13731 }
|
|
|
13732 }
|
|
|
13733 #endif /* WIN3264 */
|
|
|
13734
|
|
|
13735 /* ":t" - tail, just the basename */
|
|
|
13736 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
13737 {
|
|
|
13738 *usedlen += 2;
|
|
|
13739 *fnamelen -= (int)(tail - *fnamep);
|
|
|
13740 *fnamep = tail;
|
|
|
13741 }
|
|
|
13742
|
|
|
13743 /* ":e" - extension, can be repeated */
|
|
|
13744 /* ":r" - root, without extension, can be repeated */
|
|
|
13745 while (src[*usedlen] == ':'
|
|
|
13746 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
13747 {
|
|
|
13748 /* find a '.' in the tail:
|
|
|
13749 * - for second :e: before the current fname
|
|
|
13750 * - otherwise: The last '.'
|
|
|
13751 */
|
|
|
13752 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
13753 s = *fnamep - 2;
|
|
|
13754 else
|
|
|
13755 s = *fnamep + *fnamelen - 1;
|
|
|
13756 for ( ; s > tail; --s)
|
|
|
13757 if (s[0] == '.')
|
|
|
13758 break;
|
|
|
13759 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
13760 {
|
|
|
13761 if (s > tail)
|
|
|
13762 {
|
|
|
13763 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
13764 *fnamep = s + 1;
|
|
|
13765 #ifdef VMS
|
|
|
13766 /* cut version from the extension */
|
|
|
13767 s = *fnamep + *fnamelen - 1;
|
|
|
13768 for ( ; s > *fnamep; --s)
|
|
|
13769 if (s[0] == ';')
|
|
|
13770 break;
|
|
|
13771 if (s > *fnamep)
|
|
|
13772 *fnamelen = s - *fnamep;
|
|
|
13773 #endif
|
|
|
13774 }
|
|
|
13775 else if (*fnamep <= tail)
|
|
|
13776 *fnamelen = 0;
|
|
|
13777 }
|
|
|
13778 else /* :r */
|
|
|
13779 {
|
|
|
13780 if (s > tail) /* remove one extension */
|
|
|
13781 *fnamelen = (int)(s - *fnamep);
|
|
|
13782 }
|
|
|
13783 *usedlen += 2;
|
|
|
13784 }
|
|
|
13785
|
|
|
13786 /* ":s?pat?foo?" - substitute */
|
|
|
13787 /* ":gs?pat?foo?" - global substitute */
|
|
|
13788 if (src[*usedlen] == ':'
|
|
|
13789 && (src[*usedlen + 1] == 's'
|
|
|
13790 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
13791 {
|
|
|
13792 char_u *str;
|
|
|
13793 char_u *pat;
|
|
|
13794 char_u *sub;
|
|
|
13795 int sep;
|
|
|
13796 char_u *flags;
|
|
|
13797 int didit = FALSE;
|
|
|
13798
|
|
|
13799 flags = (char_u *)"";
|
|
|
13800 s = src + *usedlen + 2;
|
|
|
13801 if (src[*usedlen + 1] == 'g')
|
|
|
13802 {
|
|
|
13803 flags = (char_u *)"g";
|
|
|
13804 ++s;
|
|
|
13805 }
|
|
|
13806
|
|
|
13807 sep = *s++;
|
|
|
13808 if (sep)
|
|
|
13809 {
|
|
|
13810 /* find end of pattern */
|
|
|
13811 p = vim_strchr(s, sep);
|
|
|
13812 if (p != NULL)
|
|
|
13813 {
|
|
|
13814 pat = vim_strnsave(s, (int)(p - s));
|
|
|
13815 if (pat != NULL)
|
|
|
13816 {
|
|
|
13817 s = p + 1;
|
|
|
13818 /* find end of substitution */
|
|
|
13819 p = vim_strchr(s, sep);
|
|
|
13820 if (p != NULL)
|
|
|
13821 {
|
|
|
13822 sub = vim_strnsave(s, (int)(p - s));
|
|
|
13823 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
13824 if (sub != NULL && str != NULL)
|
|
|
13825 {
|
|
|
13826 *usedlen = (int)(p + 1 - src);
|
|
|
13827 s = do_string_sub(str, pat, sub, flags);
|
|
|
13828 if (s != NULL)
|
|
|
13829 {
|
|
|
13830 *fnamep = s;
|
|
|
13831 *fnamelen = (int)STRLEN(s);
|
|
|
13832 vim_free(*bufp);
|
|
|
13833 *bufp = s;
|
|
|
13834 didit = TRUE;
|
|
|
13835 }
|
|
|
13836 }
|
|
|
13837 vim_free(sub);
|
|
|
13838 vim_free(str);
|
|
|
13839 }
|
|
|
13840 vim_free(pat);
|
|
|
13841 }
|
|
|
13842 }
|
|
|
13843 /* after using ":s", repeat all the modifiers */
|
|
|
13844 if (didit)
|
|
|
13845 goto repeat;
|
|
|
13846 }
|
|
|
13847 }
|
|
|
13848
|
|
|
13849 return valid;
|
|
|
13850 }
|
|
|
13851
|
|
|
13852 /*
|
|
|
13853 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
13854 * "flags" can be "g" to do a global substitute.
|
|
|
13855 * Returns an allocated string, NULL for error.
|
|
|
13856 */
|
|
|
13857 char_u *
|
|
|
13858 do_string_sub(str, pat, sub, flags)
|
|
|
13859 char_u *str;
|
|
|
13860 char_u *pat;
|
|
|
13861 char_u *sub;
|
|
|
13862 char_u *flags;
|
|
|
13863 {
|
|
|
13864 int sublen;
|
|
|
13865 regmatch_T regmatch;
|
|
|
13866 int i;
|
|
|
13867 int do_all;
|
|
|
13868 char_u *tail;
|
|
|
13869 garray_T ga;
|
|
|
13870 char_u *ret;
|
|
|
13871 char_u *save_cpo;
|
|
|
13872
|
|
|
13873 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
13874 save_cpo = p_cpo;
|
|
|
13875 p_cpo = (char_u *)"";
|
|
|
13876
|
|
|
13877 ga_init2(&ga, 1, 200);
|
|
|
13878
|
|
|
13879 do_all = (flags[0] == 'g');
|
|
|
13880
|
|
|
13881 regmatch.rm_ic = p_ic;
|
|
|
13882 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
13883 if (regmatch.regprog != NULL)
|
|
|
13884 {
|
|
|
13885 tail = str;
|
|
|
13886 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
13887 {
|
|
|
13888 /*
|
|
|
13889 * Get some space for a temporary buffer to do the substitution
|
|
|
13890 * into. It will contain:
|
|
|
13891 * - The text up to where the match is.
|
|
|
13892 * - The substituted text.
|
|
|
13893 * - The text after the match.
|
|
|
13894 */
|
|
|
13895 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
13896 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
13897 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
13898 {
|
|
|
13899 ga_clear(&ga);
|
|
|
13900 break;
|
|
|
13901 }
|
|
|
13902
|
|
|
13903 /* copy the text up to where the match is */
|
|
|
13904 i = (int)(regmatch.startp[0] - tail);
|
|
|
13905 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
13906 /* add the substituted text */
|
|
|
13907 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
13908 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
13909 ga.ga_len += i + sublen - 1;
|
|
|
13910 /* avoid getting stuck on a match with an empty string */
|
|
|
13911 if (tail == regmatch.endp[0])
|
|
|
13912 {
|
|
|
13913 if (*tail == NUL)
|
|
|
13914 break;
|
|
|
13915 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
13916 ++ga.ga_len;
|
|
|
13917 }
|
|
|
13918 else
|
|
|
13919 {
|
|
|
13920 tail = regmatch.endp[0];
|
|
|
13921 if (*tail == NUL)
|
|
|
13922 break;
|
|
|
13923 }
|
|
|
13924 if (!do_all)
|
|
|
13925 break;
|
|
|
13926 }
|
|
|
13927
|
|
|
13928 if (ga.ga_data != NULL)
|
|
|
13929 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
13930
|
|
|
13931 vim_free(regmatch.regprog);
|
|
|
13932 }
|
|
|
13933
|
|
|
13934 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
13935 ga_clear(&ga);
|
|
|
13936 p_cpo = save_cpo;
|
|
|
13937
|
|
|
13938 return ret;
|
|
|
13939 }
|
|
|
13940
|
|
|
13941 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
