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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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80
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327 static listitem *list_find_ext __ARGS((listvar *l, long *ip));
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56
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328 static void list_append __ARGS((listvar *l, listitem *item));
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329 static int list_append_tv __ARGS((listvar *l, typeval *tv));
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80
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330 static int list_insert_tv __ARGS((listvar *l, typeval *tv, listitem *item));
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331 static int list_extend __ARGS((listvar *l1, listvar *l2, listitem *bef));
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332 static int list_concat __ARGS((listvar *l1, listvar *l2, typeval *tv));
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56
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333 static listvar *list_copy __ARGS((listvar *orig, int deep));
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80
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334 static void list_getrem __ARGS((listvar *l, listitem *item, listitem *item2));
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56
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335 static char_u *list2string __ARGS((typeval *tv));
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80
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336 static char_u *tv2string __ARGS((typeval *tv, char_u **tofree, char_u *numbuf));
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71
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337 static int get_env_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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7
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338 static int find_internal_func __ARGS((char_u *name));
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56
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339 static char_u *deref_func_name __ARGS((char_u *name, int *lenp));
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71
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340 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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341 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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342
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343 static void f_add __ARGS((typeval *argvars, typeval *rettv));
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71
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344 static void f_append __ARGS((typeval *argvars, typeval *rettv));
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345 static void f_argc __ARGS((typeval *argvars, typeval *rettv));
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346 static void f_argidx __ARGS((typeval *argvars, typeval *rettv));
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347 static void f_argv __ARGS((typeval *argvars, typeval *rettv));
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348 static void f_browse __ARGS((typeval *argvars, typeval *rettv));
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349 static void f_browsedir __ARGS((typeval *argvars, typeval *rettv));
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|
|
350 static void f_bufexists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
351 static void f_buflisted __ARGS((typeval *argvars, typeval *rettv));
|
|
|
352 static void f_bufloaded __ARGS((typeval *argvars, typeval *rettv));
|
|
|
353 static void f_bufname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
354 static void f_bufnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
355 static void f_bufwinnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
356 static void f_byte2line __ARGS((typeval *argvars, typeval *rettv));
|
|
|
357 static void f_byteidx __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
358 static void f_call __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
359 static void f_char2nr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
360 static void f_cindent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
361 static void f_col __ARGS((typeval *argvars, typeval *rettv));
|
|
|
362 static void f_confirm __ARGS((typeval *argvars, typeval *rettv));
|
|
|
363 static void f_copy __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
364 static void f_count __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
365 static void f_cscope_connection __ARGS((typeval *argvars, typeval *rettv));
|
|
|
366 static void f_cursor __ARGS((typeval *argsvars, typeval *rettv));
|
|
|
367 static void f_deepcopy __ARGS((typeval *argvars, typeval *rettv));
|
|
|
368 static void f_delete __ARGS((typeval *argvars, typeval *rettv));
|
|
|
369 static void f_did_filetype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
370 static void f_diff_filler __ARGS((typeval *argvars, typeval *rettv));
|
|
|
371 static void f_diff_hlID __ARGS((typeval *argvars, typeval *rettv));
|
|
86
|
372 static void f_empty __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
373 static void f_escape __ARGS((typeval *argvars, typeval *rettv));
|
|
|
374 static void f_eventhandler __ARGS((typeval *argvars, typeval *rettv));
|
|
|
375 static void f_executable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
376 static void f_exists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
377 static void f_expand __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
378 static void f_extend __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
379 static void f_filereadable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
380 static void f_filewritable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
381 static void f_finddir __ARGS((typeval *argvars, typeval *rettv));
|
|
|
382 static void f_findfile __ARGS((typeval *argvars, typeval *rettv));
|
|
|
383 static void f_fnamemodify __ARGS((typeval *argvars, typeval *rettv));
|
|
|
384 static void f_foldclosed __ARGS((typeval *argvars, typeval *rettv));
|
|
|
385 static void f_foldclosedend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
386 static void f_foldlevel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
387 static void f_foldtext __ARGS((typeval *argvars, typeval *rettv));
|
|
|
388 static void f_foldtextresult __ARGS((typeval *argvars, typeval *rettv));
|
|
|
389 static void f_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
390 static void f_function __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
391 static void f_get __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
392 static void f_getbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
393 static void f_getchar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
394 static void f_getcharmod __ARGS((typeval *argvars, typeval *rettv));
|
|
|
395 static void f_getcmdline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
396 static void f_getcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
|
397 static void f_getcwd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
398 static void f_getfontname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
399 static void f_getfperm __ARGS((typeval *argvars, typeval *rettv));
|
|
|
400 static void f_getfsize __ARGS((typeval *argvars, typeval *rettv));
|
|
|
401 static void f_getftime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
402 static void f_getftype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
403 static void f_getline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
404 static void f_getreg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
405 static void f_getregtype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
406 static void f_getwinposx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
407 static void f_getwinposy __ARGS((typeval *argvars, typeval *rettv));
|
|
|
408 static void f_getwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
409 static void f_glob __ARGS((typeval *argvars, typeval *rettv));
|
|
|
410 static void f_globpath __ARGS((typeval *argvars, typeval *rettv));
|
|
|
411 static void f_has __ARGS((typeval *argvars, typeval *rettv));
|
|
|
412 static void f_hasmapto __ARGS((typeval *argvars, typeval *rettv));
|
|
|
413 static void f_histadd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
414 static void f_histdel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
415 static void f_histget __ARGS((typeval *argvars, typeval *rettv));
|
|
|
416 static void f_histnr __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
417 static void f_hlID __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
418 static void f_hlexists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
419 static void f_hostname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
420 static void f_iconv __ARGS((typeval *argvars, typeval *rettv));
|
|
|
421 static void f_indent __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
422 static void f_index __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
423 static void f_input __ARGS((typeval *argvars, typeval *rettv));
|
|
|
424 static void f_inputdialog __ARGS((typeval *argvars, typeval *rettv));
|
|
|
425 static void f_inputrestore __ARGS((typeval *argvars, typeval *rettv));
|
|
|
426 static void f_inputsave __ARGS((typeval *argvars, typeval *rettv));
|
|
|
427 static void f_inputsecret __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
428 static void f_insert __ARGS((typeval *argvars, typeval *rettv));
|
|
|
429 static void f_isdirectory __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
430 static void f_last_buffer_nr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
431 static void f_len __ARGS((typeval *argvars, typeval *rettv));
|
|
|
432 static void f_libcall __ARGS((typeval *argvars, typeval *rettv));
|
|
|
433 static void f_libcallnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
434 static void f_line __ARGS((typeval *argvars, typeval *rettv));
|
|
|
435 static void f_line2byte __ARGS((typeval *argvars, typeval *rettv));
|
|
|
436 static void f_lispindent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
437 static void f_localtime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
438 static void f_maparg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
439 static void f_mapcheck __ARGS((typeval *argvars, typeval *rettv));
|
|
|
440 static void f_match __ARGS((typeval *argvars, typeval *rettv));
|
|
|
441 static void f_matchend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
442 static void f_matchstr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
443 static void f_mode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
444 static void f_nextnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
445 static void f_nr2char __ARGS((typeval *argvars, typeval *rettv));
|
|
|
446 static void f_prevnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
447 static void f_remote_expr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
448 static void f_remote_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
449 static void f_remote_peek __ARGS((typeval *argvars, typeval *rettv));
|
|
|
450 static void f_remote_read __ARGS((typeval *argvars, typeval *rettv));
|
|
|
451 static void f_remote_send __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
452 static void f_remove __ARGS((typeval *argvars, typeval *rettv));
|
|
|
453 static void f_rename __ARGS((typeval *argvars, typeval *rettv));
|
|
|
454 static void f_repeat __ARGS((typeval *argvars, typeval *rettv));
|
|
|
455 static void f_resolve __ARGS((typeval *argvars, typeval *rettv));
|
|
|
456 static void f_reverse __ARGS((typeval *argvars, typeval *rettv));
|
|
|
457 static void f_search __ARGS((typeval *argvars, typeval *rettv));
|
|
|
458 static void f_searchpair __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
459 static void f_server2client __ARGS((typeval *argvars, typeval *rettv));
|
|
|
460 static void f_serverlist __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
461 static void f_setbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
462 static void f_setcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
463 static void f_setline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
464 static void f_setreg __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
465 static void f_setwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
466 static void f_simplify __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
467 static void f_sort __ARGS((typeval *argvars, typeval *rettv));
|
|
|
468 static void f_str2list __ARGS((typeval *argvars, typeval *rettv));
|
|
|
469 #ifdef HAVE_STRFTIME
|
|
71
|
470 static void f_strftime __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
471 #endif
|
|
71
|
472 static void f_stridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
473 static void f_string __ARGS((typeval *argvars, typeval *rettv));
|
|
|
474 static void f_strlen __ARGS((typeval *argvars, typeval *rettv));
|
|
|
475 static void f_strpart __ARGS((typeval *argvars, typeval *rettv));
|
|
|
476 static void f_strridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
477 static void f_strtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
478 static void f_submatch __ARGS((typeval *argvars, typeval *rettv));
|
|
|
479 static void f_substitute __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
480 static void f_synID __ARGS((typeval *argvars, typeval *rettv));
|
|
|
481 static void f_synIDattr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
482 static void f_synIDtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
|
483 static void f_system __ARGS((typeval *argvars, typeval *rettv));
|
|
|
484 static void f_tempname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
485 static void f_tolower __ARGS((typeval *argvars, typeval *rettv));
|
|
|
486 static void f_toupper __ARGS((typeval *argvars, typeval *rettv));
|
|
|
487 static void f_tr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
488 static void f_type __ARGS((typeval *argvars, typeval *rettv));
|
|
|
489 static void f_virtcol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
490 static void f_visualmode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
491 static void f_winbufnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
492 static void f_wincol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
493 static void f_winheight __ARGS((typeval *argvars, typeval *rettv));
|
|
|
494 static void f_winline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
495 static void f_winnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
496 static void f_winrestcmd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
497 static void f_winwidth __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
498
|
|
56
|
499 static win_T *find_win_by_nr __ARGS((typeval *vp));
|
|
|
500 static pos_T *var2fpos __ARGS((typeval *varp, int lnum));
|
|
7
|
501 static int get_env_len __ARGS((char_u **arg));
|
|
|
502 static int get_id_len __ARGS((char_u **arg));
|
|
|
503 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
71
|
504 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end, int incl_br));
|
|
7
|
505 static int eval_isnamec __ARGS((int c));
|
|
|
506 static int find_vim_var __ARGS((char_u *name, int len));
|
|
71
|
507 static int get_var_tv __ARGS((char_u *name, int len, typeval *rettv));
|
|
|
508 static typeval *alloc_tv __ARGS((void));
|
|
|
509 static typeval *alloc_string_tv __ARGS((char_u *string));
|
|
|
510 static void free_tv __ARGS((typeval *varp));
|
|
|
511 static void clear_tv __ARGS((typeval *varp));
|
|
|
512 static void init_tv __ARGS((typeval *varp));
|
|
|
513 static long get_tv_number __ARGS((typeval *varp));
|
|
|
514 static linenr_T get_tv_lnum __ARGS((typeval *argvars));
|
|
|
515 static char_u *get_tv_string __ARGS((typeval *varp));
|
|
|
516 static char_u *get_tv_string_buf __ARGS((typeval *varp, char_u *buf));
|
|
7
|
517 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
518 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
519 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
56
|
520 static void clear_var __ARGS((VAR v));
|
|
7
|
521 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
522 static void list_vim_var __ARGS((int i));
|
|
|
523 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
56
|
524 static void set_var __ARGS((char_u *name, typeval *varp, int copy));
|
|
71
|
525 static void copy_tv __ARGS((typeval *from, typeval *to));
|
|
7
|
526 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
527 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
528 static int eval_fname_script __ARGS((char_u *p));
|
|
|
529 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
530 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
531 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
532 static ufunc_T *find_func __ARGS((char_u *name));
|
|
56
|
533 static int function_exists __ARGS((char_u *name));
|
|
71
|
534 static void call_user_func __ARGS((ufunc_T *fp, int argcount, typeval *argvars, typeval *rettv, linenr_T firstline, linenr_T lastline));
|
|
|
535
|
|
|
536 #define get_var_string(p) get_tv_string(&(p)->tv)
|
|
|
537 #define get_var_string_buf(p, b) get_tv_string_buf(&(p)->tv, (b))
|
|
|
538 #define get_var_number(p) get_tv_number(&((p)->tv))
|
|
|
539
|
|
7
|
540 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
71
|
541
|
|
76
|
542 static int ex_let_vars __ARGS((char_u *arg, typeval *tv, int copy, int semicolon, int var_count, char_u *nextchars));
|
|
|
543 static char_u *skip_var_list __ARGS((char_u *arg, int *var_count, int *semicolon));
|
|
|
544 static char_u *skip_var_one __ARGS((char_u *arg));
|
|
71
|
545 static void list_all_vars __ARGS((void));
|
|
|
546 static char_u *list_arg_vars __ARGS((exarg_T *eap, char_u *arg));
|
|
|
547 static char_u *ex_let_one __ARGS((char_u *arg, typeval *tv, int copy, char_u *endchars));
|
|
|
548 static char_u *set_var_idx __ARGS((char_u *name, char_u *ip, typeval *rettv, int copy, char_u *endchars));
|
|
76
|
549 static void list_add_watch __ARGS((listvar *l, listwatch *lw));
|
|
7
|
550
|
|
|
551 /*
|
|
|
552 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
553 * not already exist.
|
|
|
554 */
|
|
|
555 void
|
|
|
556 set_internal_string_var(name, value)
|
|
|
557 char_u *name;
|
|
|
558 char_u *value;
|
|
|
559 {
|
|
56
|
560 char_u *val;
|
|
|
561 typeval *tvp;
|
|
7
|
562
|
|
|
563 val = vim_strsave(value);
|
|
|
564 if (val != NULL)
|
|
|
565 {
|
|
71
|
566 tvp = alloc_string_tv(val);
|
|
56
|
567 if (tvp != NULL)
|
|
|
568 {
|
|
|
569 set_var(name, tvp, FALSE);
|
|
71
|
570 free_tv(tvp);
|
|
7
|
571 }
|
|
|
572 }
|
|
|
573 }
|
|
|
574
|
|
|
575 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
576 int
|
|
|
577 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
578 char_u *enc_from;
|
|
|
579 char_u *enc_to;
|
|
|
580 char_u *fname_from;
|
|
|
581 char_u *fname_to;
|
|
|
582 {
|
|
|
583 int err = FALSE;
|
|
|
584
|
|
|
585 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
586 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
587 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
588 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
589 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
590 err = TRUE;
|
|
|
591 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
592 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
593 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
594 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
595
|
|
|
596 if (err)
|
|
|
597 return FAIL;
|
|
|
598 return OK;
|
|
|
599 }
|
|
|
600 # endif
|
|
|
601
|
|
|
602 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
603 int
|
|
|
604 eval_printexpr(fname, args)
|
|
|
605 char_u *fname;
|
|
|
606 char_u *args;
|
|
|
607 {
|
|
|
608 int err = FALSE;
|
|
|
609
|
|
|
610 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
611 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
612 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
613 err = TRUE;
|
|
|
614 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
615 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
616
|
|
|
617 if (err)
|
|
|
618 {
|
|
|
619 mch_remove(fname);
|
|
|
620 return FAIL;
|
|
|
621 }
|
|
|
622 return OK;
|
|
|
623 }
|
|
|
624 # endif
|
|
|
625
|
|
|
626 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
627 void
|
|
|
628 eval_diff(origfile, newfile, outfile)
|
|
|
629 char_u *origfile;
|
|
|
630 char_u *newfile;
|
|
|
631 char_u *outfile;
|
|
|
632 {
|
|
|
633 int err = FALSE;
|
|
|
634
|
|
|
635 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
636 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
637 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
638 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
639 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
640 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
641 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
642 }
|
|
|
643
|
|
|
644 void
|
|
|
645 eval_patch(origfile, difffile, outfile)
|
|
|
646 char_u *origfile;
|
|
|
647 char_u *difffile;
|
|
|
648 char_u *outfile;
|
|
|
649 {
|
|
|
650 int err;
|
|
|
651
|
|
|
652 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
653 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
654 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
655 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
656 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
657 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
658 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
659 }
|
|
|
660 # endif
|
|
|
661
|
|
|
662 /*
|
|
|
663 * Top level evaluation function, returning a boolean.
|
|
|
664 * Sets "error" to TRUE if there was an error.
|
|
|
665 * Return TRUE or FALSE.
|
|
|
666 */
|
|
|
667 int
|
|
|
668 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
669 char_u *arg;
|
|
|
670 int *error;
|
|
|
671 char_u **nextcmd;
|
|
|
672 int skip; /* only parse, don't execute */
|
|
|
673 {
|
|
71
|
674 typeval tv;
|
|
7
|
675 int retval = FALSE;
|
|
|
676
|
|
|
677 if (skip)
|
|
|
678 ++emsg_skip;
|
|
71
|
679 if (eval0(arg, &tv, nextcmd, !skip) == FAIL)
|
|
7
|
680 *error = TRUE;
|
|
|
681 else
|
|
|
682 {
|
|
|
683 *error = FALSE;
|
|
|
684 if (!skip)
|
|
|
685 {
|
|
71
|
686 retval = (get_tv_number(&tv) != 0);
|
|
|
687 clear_tv(&tv);
|
|
7
|
688 }
|
|
|
689 }
|
|
|
690 if (skip)
|
|
|
691 --emsg_skip;
|
|
|
692
|
|
|
693 return retval;
|
|
|
694 }
|
|
|
695
|
|
|
696 /*
|
|
|
697 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
698 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
699 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
700 */
|
|
|
701 char_u *
|
|
|
702 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
703 char_u *arg;
|
|
|
704 char_u **nextcmd;
|
|
|
705 int skip; /* only parse, don't execute */
|
|
|
706 {
|
|
71
|
707 typeval tv;
|
|
7
|
708 char_u *retval;
|
|
|
709
|
|
|
710 if (skip)
|
|
|
711 ++emsg_skip;
|
|
71
|
712 if (eval0(arg, &tv, nextcmd, !skip) == FAIL || skip)
|
|
7
|
713 retval = NULL;
|
|
|
714 else
|
|
|
715 {
|
|
71
|
716 retval = vim_strsave(get_tv_string(&tv));
|
|
|
717 clear_tv(&tv);
|
|
7
|
718 }
|
|
|
719 if (skip)
|
|
|
720 --emsg_skip;
|
|
|
721
|
|
|
722 return retval;
|
|
|
723 }
|
|
|
724
|
|
|
725 /*
|
|
9
|
726 * Skip over an expression at "*pp".
|
|
|
727 * Return FAIL for an error, OK otherwise.
|
|
|
728 */
|
|
|
729 int
|
|
|
730 skip_expr(pp)
|
|
|
731 char_u **pp;
|
|
|
732 {
|
|
71
|
733 typeval rettv;
|
|
9
|
734
|
|
|
735 *pp = skipwhite(*pp);
|
|
71
|
736 return eval1(pp, &rettv, FALSE);
|
|
9
|
737 }
|
|
|
738
|
|
|
739 /*
|
|
7
|
740 * Top level evaluation function, returning a string.
|
|
|
741 * Return pointer to allocated memory, or NULL for failure.
|
|
|
742 */
|
|
|
743 char_u *
|
|
|
744 eval_to_string(arg, nextcmd)
|
|
|
745 char_u *arg;
|
|
|
746 char_u **nextcmd;
|
|
|
747 {
|
|
71
|
748 typeval tv;
|
|
7
|
749 char_u *retval;
|
|
|
750
|
|
71
|
751 if (eval0(arg, &tv, nextcmd, TRUE) == FAIL)
|
|
7
|
752 retval = NULL;
|
|
|
753 else
|
|
|
754 {
|
|
71
|
755 retval = vim_strsave(get_tv_string(&tv));
|
|
|
756 clear_tv(&tv);
|
|
7
|
757 }
|
|
|
758
|
|
|
759 return retval;
|
|
|
760 }
|
|
|
761
|
|
|
762 /*
|
|
|
763 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
764 */
|
|
|
765 char_u *
|
|
|
766 eval_to_string_safe(arg, nextcmd)
|
|
|
767 char_u *arg;
|
|
|
768 char_u **nextcmd;
|
|
|
769 {
|
|
|
770 char_u *retval;
|
|
|
771 void *save_funccalp;
|
|
|
772
|
|
|
773 save_funccalp = save_funccal();
|
|
|
774 ++sandbox;
|
|
|
775 retval = eval_to_string(arg, nextcmd);
|
|
|
776 --sandbox;
|
|
|
777 restore_funccal(save_funccalp);
|
|
|
778 return retval;
|
|
|
779 }
|
|
|
780
|
|
|
781 #if 0 /* not used */
|
|
|
782 /*
|
|
|
783 * Top level evaluation function, returning a string.
|
|
|
784 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
785 * Return pointer to allocated memory, or NULL for failure.
|
|
|
786 * Doesn't give error messages.
|
|
|
787 */
|
|
|
788 char_u *
|
|
|
789 eval_arg_to_string(arg)
|
|
|
790 char_u **arg;
|
|
|
791 {
|
|
71
|
792 typeval rettv;
|
|
7
|
793 char_u *retval;
|
|
|
794 int ret;
|
|
|
795
|
|
|
796 ++emsg_off;
|
|
|
797
|
|
71
|
798 ret = eval1(arg, &rettv, TRUE);
|
|
7
|
799 if (ret == FAIL)
|
|
|
800 retval = NULL;
|
|
|
801 else
|
|
|
802 {
|
|
71
|
803 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
804 clear_tv(&rettv);
|
|
7
|
805 }
|
|
|
806
|
|
|
807 --emsg_off;
|
|
|
808
|
|
|
809 return retval;
|
|
|
810 }
|
|
|
811 #endif
|
|
|
812
|
|
|
813 /*
|
|
|
814 * Top level evaluation function, returning a number.
|
|
|
815 * Evaluates "expr" silently.
|
|
|
816 * Returns -1 for an error.
|
|
|
817 */
|
|
|
818 int
|
|
|
819 eval_to_number(expr)
|
|
|
820 char_u *expr;
|
|
|
821 {
|
|
71
|
822 typeval rettv;
|
|
7
|
823 int retval;
|
|
|
824 char_u *p = expr;
|
|
|
825
|
|
|
826 ++emsg_off;
|
|
|
827
|
|
71
|
828 if (eval1(&p, &rettv, TRUE) == FAIL)
|
|
7
|
829 retval = -1;
|
|
|
830 else
|
|
|
831 {
|
|
71
|
832 retval = get_tv_number(&rettv);
|
|
|
833 clear_tv(&rettv);
|
|
7
|
834 }
|
|
|
835 --emsg_off;
|
|
|
836
|
|
|
837 return retval;
|
|
|
838 }
|
|
|
839
|
|
|
840 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
841 /*
|
|
|
842 * Call some vimL function and return the result as a string
|
|
|
843 * Uses argv[argc] for the function arguments.
|
|
|
844 */
|
|
|
845 char_u *
|
|
|
846 call_vim_function(func, argc, argv, safe)
|
|
|
847 char_u *func;
|
|
|
848 int argc;
|
|
|
849 char_u **argv;
|
|
|
850 int safe; /* use the sandbox */
|
|
|
851 {
|
|
|
852 char_u *retval = NULL;
|
|
71
|
853 typeval rettv;
|
|
56
|
854 typeval *argvars;
|
|
7
|
855 long n;
|
|
|
856 int len;
|
|
|
857 int i;
|
|
|
858 int doesrange;
|
|
|
859 void *save_funccalp = NULL;
|
|
|
860
|
|
56
|
861 argvars = (typeval *)alloc((unsigned)(argc * sizeof(typeval)));
|
|
7
|
862 if (argvars == NULL)
|
|
|
863 return NULL;
|
|
|
864
|
|
|
865 for (i = 0; i < argc; i++)
|
|
|
866 {
|
|
12
|
867 /* Pass a NULL or empty argument as an empty string */
|
|
|
868 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
869 {
|
|
56
|
870 argvars[i].v_type = VAR_STRING;
|
|
|
871 argvars[i].vval.v_string = (char_u *)"";
|
|
12
|
872 continue;
|
|
|
873 }
|
|
|
874
|
|
7
|
875 /* Recognize a number argument, the others must be strings. */
|
|
|
876 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
877 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
878 {
|
|
56
|
879 argvars[i].v_type = VAR_NUMBER;
|
|
|
880 argvars[i].vval.v_number = n;
|
|
7
|
881 }
|
|
|
882 else
|
|
|
883 {
|
|
56
|
884 argvars[i].v_type = VAR_STRING;
|
|
|
885 argvars[i].vval.v_string = argv[i];
|
|
7
|
886 }
|
|
|
887 }
|
|
|
888
|
|
|
889 if (safe)
|
|
|
890 {
|
|
|
891 save_funccalp = save_funccal();
|
|
|
892 ++sandbox;
|
|
|
893 }
|
|
|
894
|
|
71
|
895 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
|
896 if (call_func(func, (int)STRLEN(func), &rettv, argc, argvars,
|
|
7
|
897 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
898 &doesrange, TRUE) == OK)
|
|
71
|
899 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
900
|
|
|
901 clear_tv(&rettv);
|
|
7
|
902 vim_free(argvars);
|
|
|
903
|
|
|
904 if (safe)
|
|
|
905 {
|
|
|
906 --sandbox;
|
|
|
907 restore_funccal(save_funccalp);
|
|
|
908 }
|
|
|
909 return retval;
|
|
|
910 }
|
|
|
911 #endif
|
|
|
912
|
|
|
913 /*
|
|
|
914 * Save the current function call pointer, and set it to NULL.
|
|
|
915 * Used when executing autocommands and for ":source".
|
|
|
916 */
|
|
|
917 void *
|
|
|
918 save_funccal()
|
|
|
919 {
|
|
|
920 struct funccall *fc;
|
|
|
921
|
|
|
922 fc = current_funccal;
|
|
|
923 current_funccal = NULL;
|
|
|
924 return (void *)fc;
|
|
|
925 }
|
|
|
926
|
|
|
927 void
|
|
|
928 restore_funccal(fc)
|
|
|
929 void *fc;
|
|
|
930 {
|
|
|
931 current_funccal = (struct funccall *)fc;
|
|
|
932 }
|
|
|
933
|
|
|
934 #ifdef FEAT_FOLDING
|
|
|
935 /*
|
|
|
936 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
937 * it in "*cp". Doesn't give error messages.
|
|
|
938 */
|
|
|
939 int
|
|
|
940 eval_foldexpr(arg, cp)
|
|
|
941 char_u *arg;
|
|
|
942 int *cp;
|
|
|
943 {
|
|
71
|
944 typeval tv;
|
|
7
|
945 int retval;
|
|
|
946 char_u *s;
|
|
|
947
|
|
|
948 ++emsg_off;
|
|
|
949 ++sandbox;
|
|
|
950 *cp = NUL;
|
|
71
|
951 if (eval0(arg, &tv, NULL, TRUE) == FAIL)
|
|
7
|
952 retval = 0;
|
|
|
953 else
|
|
|
954 {
|
|
|
955 /* If the result is a number, just return the number. */
|
|
71
|
956 if (tv.v_type == VAR_NUMBER)
|
|
|
957 retval = tv.vval.v_number;
|
|
|
958 else if (tv.v_type == VAR_UNKNOWN
|
|
|
959 || tv.vval.v_string == NULL)
|
|
7
|
960 retval = 0;
|
|
|
961 else
|
|
|
962 {
|
|
|
963 /* If the result is a string, check if there is a non-digit before
|
|
|
964 * the number. */
|
|
71
|
965 s = tv.vval.v_string;
|
|
7
|
966 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
967 *cp = *s++;
|
|
|
968 retval = atol((char *)s);
|
|
|
969 }
|
|
71
|
970 clear_tv(&tv);
|
|
7
|
971 }
|
|
|
972 --emsg_off;
|
|
|
973 --sandbox;
|
|
|
974
|
|
|
975 return retval;
|
|
|
976 }
|
|
|
977 #endif
|
|
|
978
|
|
|
979 /*
|
|
|
980 * Expands out the 'magic' {}'s in a variable/function name.
|
|
|
981 * Note that this can call itself recursively, to deal with
|
|
|
982 * constructs like foo{bar}{baz}{bam}
|
|
|
983 * The four pointer arguments point to "foo{expre}ss{ion}bar"
|
|
|
984 * "in_start" ^
|
|
|
985 * "expr_start" ^
|
|
|
986 * "expr_end" ^
|
|
|
987 * "in_end" ^
|
|
|
988 *
|
|
|
989 * Returns a new allocated string, which the caller must free.
|
|
|
990 * Returns NULL for failure.
|
|
|
991 */
|
|
|
992 static char_u *
|
|
|
993 make_expanded_name(in_start, expr_start, expr_end, in_end)
|
|
|
994 char_u *in_start;
|
|
|
995 char_u *expr_start;
|
|
|
996 char_u *expr_end;
|
|
|
997 char_u *in_end;
|
|
|
998 {
|
|
|
999 char_u c1;
|
|
|
1000 char_u *retval = NULL;
|
|
|
1001 char_u *temp_result;
|
|
|
1002 char_u *nextcmd = NULL;
|
|
|
1003
|
|
|
1004 if (expr_end == NULL || in_end == NULL)
|
|
|
1005 return NULL;
|
|
|
1006 *expr_start = NUL;
|
|
|
1007 *expr_end = NUL;
|
|
|
1008 c1 = *in_end;
|
|
|
1009 *in_end = NUL;
|
|
|
1010
|
|
|
1011 temp_result = eval_to_string(expr_start + 1, &nextcmd);
|
|
|
1012 if (temp_result != NULL && nextcmd == NULL)
|
|
|
1013 {
|
|
|
1014 retval = alloc((unsigned)(STRLEN(temp_result) + (expr_start - in_start)
|
|
|
1015 + (in_end - expr_end) + 1));
|
|
|
1016
|
|
|
1017 if (retval != NULL)
|
|
|
1018 {
|
|
|
1019 STRCPY(retval, in_start);
|
|
|
1020 STRCAT(retval, temp_result);
|
|
|
1021 STRCAT(retval, expr_end + 1);
|
|
|
1022 }
|
|
|
1023 }
|
|
|
1024 vim_free(temp_result);
|
|
|
1025
|
|
|
1026 *in_end = c1; /* put char back for error messages */
|
|
|
1027 *expr_start = '{';
|
|
|
1028 *expr_end = '}';
|
|
|
1029
|
|
|
1030 if (retval != NULL)
|
|
|
1031 {
|
|
71
|
1032 temp_result = find_name_end(retval, &expr_start, &expr_end, FALSE);
|
|
7
|
1033 if (expr_start != NULL)
|
|
|
1034 {
|
|
|
1035 /* Further expansion! */
|
|
|
1036 temp_result = make_expanded_name(retval, expr_start,
|
|
|
1037 expr_end, temp_result);
|
|
|
1038 vim_free(retval);
|
|
|
1039 retval = temp_result;
|
|
|
1040 }
|
|
|
1041 }
|
|
|
1042
|
|
|
1043 return retval;
|
|
|
1044
|
|
|
1045 }
|
|
71
|
1046
|
|
|
1047 /*
|
|
|
1048 * ":let" list all variable values
|
|
|
1049 * ":let var1 var2" list variable values
|
|
|
1050 * ":let var = expr" assignment command.
|
|
|
1051 * ":let [var1, var2] = expr" unpack list.
|
|
7
|
1052 */
|
|
|
1053 void
|
|
|
1054 ex_let(eap)
|
|
|
1055 exarg_T *eap;
|
|
|
1056 {
|
|
|
1057 char_u *arg = eap->arg;
|
|
71
|
1058 char_u *expr = NULL;
|
|
|
1059 typeval rettv;
|
|
7
|
1060 int i;
|
|
71
|
1061 int var_count = 0;
|
|
|
1062 int semicolon = 0;
|
|
76
|
1063
|
|
|
1064 expr = skip_var_list(arg, &var_count, &semicolon);
|
|
|
1065 if (expr == NULL)
|
|
|
1066 return;
|
|
|
1067 expr = vim_strchr(expr, '=');
|
|
|
1068 if (expr == NULL)
|
|
|
1069 {
|
|
|
1070 if (*arg == '[')
|
|
|
1071 EMSG(_(e_invarg));
|
|
|
1072 else if (!ends_excmd(*arg))
|
|
71
|
1073 /* ":let var1 var2" */
|
|
|
1074 arg = list_arg_vars(eap, arg);
|
|
|
1075 else if (!eap->skip)
|
|
|
1076 /* ":let" */
|
|
|
1077 list_all_vars();
|
|
|
1078 eap->nextcmd = check_nextcmd(arg);
|
|
|
1079 }
|
|
|
1080 else
|
|
|
1081 {
|
|
76
|
1082 expr = skipwhite(expr + 1);
|
|
71
|
1083
|
|
|
1084 if (eap->skip)
|
|
|
1085 ++emsg_skip;
|
|
76
|
1086 i = eval0(expr, &rettv, &eap->nextcmd, !eap->skip);
|
|
71
|
1087 if (eap->skip)
|
|
|
1088 {
|
|
|
1089 if (i != FAIL)
|
|
|
1090 clear_tv(&rettv);
|
|
|
1091 --emsg_skip;
|
|
|
1092 }
|
|
|
1093 else if (i != FAIL)
|
|
|
1094 {
|
|
76
|
1095 (void)ex_let_vars(eap->arg, &rettv, FALSE, semicolon, var_count,
|
|
|
1096 (char_u *)"=");
|
|
|
1097 clear_tv(&rettv);
|
|
|
1098 }
|
|
|
1099 }
|
|
|
1100 }
|
|
|
1101
|
|
|
1102 /*
|
|
|
1103 * Assign the typevalue "tv" to the variable or variables at "arg_start".
|
|
|
1104 * Handles both "var" with any type and "[var, var; var]" with a list type.
|
|
|
1105 * Returns OK or FAIL;
|
|
|
1106 */
|
|
|
1107 static int
|
|
|
1108 ex_let_vars(arg_start, tv, copy, semicolon, var_count, nextchars)
|
|
|
1109 char_u *arg_start;
|
|
|
1110 typeval *tv;
|
|
|
1111 int copy; /* copy values from "tv", don't move */
|
|
|
1112 int semicolon; /* from skip_var_list() */
|
|
|
1113 int var_count; /* from skip_var_list() */
|
|
|
1114 char_u *nextchars; /* characters that must follow or NULL */
|
|
|
1115 {
|
|
|
1116 char_u *arg = arg_start;
|
|
|
1117 listvar *l;
|
|
|
1118 int i;
|
|
|
1119 listitem *item;
|
|
|
1120 typeval ltv;
|
|
|
1121
|
|
|
1122 if (*arg != '[')
|
|
|
1123 {
|
|
|
1124 /*
|
|
|
1125 * ":let var = expr" or ":for var in list"
|
|
|
1126 */
|
|
|
1127 if (ex_let_one(arg, tv, copy, nextchars) == NULL)
|
|
|
1128 return FAIL;
|
|
|
1129 return OK;
|
|
|
1130 }
|
|
|
1131
|
|
|
1132 /*
|
|
|
1133 * ":let [v1, v2] = list" or ":for [v1, v2] in listlist"
|
|
|
1134 */
|
|
|
1135 l = tv->vval.v_list;
|
|
|
1136 if (tv->v_type != VAR_LIST || l == NULL)
|
|
|
1137 {
|
|
|
1138 EMSG(_(e_listreq));
|
|
|
1139 return FAIL;
|
|
|
1140 }
|
|
|
1141
|
|
|
1142 i = list_len(l);
|
|
|
1143 if (semicolon == 0 && var_count < i)
|
|
|
1144 {
|
|
86
|
1145 EMSG(_("E687: Less targets than List items"));
|
|
76
|
1146 return FAIL;
|
|
|
1147 }
|
|
|
1148 if (var_count - semicolon > i)
|
|
|
1149 {
|
|
86
|
1150 EMSG(_("E688: More targets than List items"));
|
|
76
|
1151 return FAIL;
|
|
|
1152 }
|
|
|
1153
|
|
|
1154 item = l->lv_first;
|
|
|
1155 while (*arg != ']')
|
|
|
1156 {
|
|
|
1157 arg = skipwhite(arg + 1);
|
|
|
1158 arg = ex_let_one(arg, &item->li_tv, TRUE, (char_u *)",;]");
|
|
|
1159 item = item->li_next;
|
|
|
1160 if (arg == NULL)
|
|
|
1161 return FAIL;
|
|
|
1162
|
|
|
1163 arg = skipwhite(arg);
|
|
|
1164 if (*arg == ';')
|
|
|
1165 {
|
|
|
1166 /* Put the rest of the list (may be empty) in the var after ';'.
|
|
|
1167 * Create a new list for this. */
|
|
|
1168 l = list_alloc();
|
|
|
1169 if (l == NULL)
|
|
|
1170 return FAIL;
|
|
|
1171 while (item != NULL)
|
|
|
1172 {
|
|
|
1173 list_append_tv(l, &item->li_tv);
|
|
|
1174 item = item->li_next;
|
|
|
1175 }
|
|
|
1176
|
|
|
1177 ltv.v_type = VAR_LIST;
|
|
|
1178 ltv.vval.v_list = l;
|
|
|
1179 l->lv_refcount = 1;
|
|
|
1180
|
|
|
1181 arg = ex_let_one(skipwhite(arg + 1), <v, FALSE, (char_u *)"]");
|
|
|
1182 clear_tv(<v);
|
|
|
1183 if (arg == NULL)
|
|
|
1184 return FAIL;
|
|
|
1185 break;
|
|
|
1186 }
|
|
|
1187 else if (*arg != ',' && *arg != ']')
|
|
|
1188 {
|
|
|
1189 EMSG2(_(e_intern2), "ex_let_vars()");
|
|
|
1190 return FAIL;
|
|
|
1191 }
|
|
|
1192 }
|
|
|
1193
|
|
|
1194 return OK;
|
|
|
1195 }
|
|
|
1196
|
|
|
1197 /*
|
|
|
1198 * Skip over assignable variable "var" or list of variables "[var, var]".
|
|
|
1199 * Used for ":let varvar = expr" and ":for varvar in expr".
|
|
|
1200 * For "[var, var]" increment "*var_count" for each variable.
|
|
|
1201 * for "[var, var; var]" set "semicolon".
|
|
|
1202 * Return NULL for an error.
|
|
|
1203 */
|
|
|
1204 static char_u *
|
|
|
1205 skip_var_list(arg, var_count, semicolon)
|
|
|
1206 char_u *arg;
|
|
|
1207 int *var_count;
|
|
|
1208 int *semicolon;
|
|
|
1209 {
|
|
|
1210 char_u *p, *s;
|
|
|
1211
|
|
|
1212 if (*arg == '[')
|
|
|
1213 {
|
|
|
1214 /* "[var, var]": find the matching ']'. */
|
|
|
1215 p = arg;
|
|
|
1216 while (1)
|
|
|
1217 {
|
|
|
1218 p = skipwhite(p + 1); /* skip whites after '[', ';' or ',' */
|
|
|
1219 s = skip_var_one(p);
|
|
|
1220 if (s == p)
|
|
|
1221 {
|
|
|
1222 EMSG2(_(e_invarg2), p);
|
|
|
1223 return NULL;
|
|
|
1224 }
|
|
|
1225 ++*var_count;
|
|
|
1226
|
|
|
1227 p = skipwhite(s);
|
|
|
1228 if (*p == ']')
|
|
|
1229 break;
|
|
|
1230 else if (*p == ';')
|
|
|
1231 {
|
|
|
1232 if (*semicolon == 1)
|
|
71
|
1233 {
|
|
76
|
1234 EMSG(_("Double ; in list of variables"));
|
|
|
1235 return NULL;
|
|
71
|
1236 }
|
|
76
|
1237 *semicolon = 1;
|
|
|
1238 }
|
|
|
1239 else if (*p != ',')
|
|
|
1240 {
|
|
|
1241 EMSG2(_(e_invarg2), p);
|
|
|
1242 return NULL;
|
|
|
1243 }
|
|
|
1244 }
|
|
|
1245 return p + 1;
|
|
|
1246 }
|
|
|
1247 else
|
|
|
1248 return skip_var_one(arg);
|
|
|
1249 }
|
|
|
1250
|
|
|
1251 static char_u *
|
|
|
1252 skip_var_one(arg)
|
|
|
1253 char_u *arg;
|
|
|
1254 {
|
|
|
1255 if (vim_strchr((char_u *)"$@&", *arg) != NULL)
|
|
|
1256 ++arg;
|
|
|
1257 return find_name_end(arg, NULL, NULL, TRUE);
|
|
71
|
1258 }
|
|
|
1259
|
|
|
1260 static void
|
|
|
1261 list_all_vars()
|
|
|
1262 {
|
|
|
1263 int i;
|
|
|
1264
|
|
|
1265 /*
|
|
|
1266 * List all variables.
|
|
|
1267 */
|
|
|
1268 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
|
1269 if (VAR_ENTRY(i).v_name != NULL)
|
|
|
1270 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
1271 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
|
1272 if (BVAR_ENTRY(i).v_name != NULL)
|
|
|
1273 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
1274 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
|
1275 if (WVAR_ENTRY(i).v_name != NULL)
|
|
|
1276 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
1277 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
1278 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
1279 list_vim_var(i);
|
|
|
1280 }
|
|
|
1281
|
|
|
1282 /*
|
|
|
1283 * List variables in "arg".
|
|
|
1284 */
|
|
|
1285 static char_u *
|
|
|
1286 list_arg_vars(eap, arg)
|
|
|
1287 exarg_T *eap;
|
|
|
1288 char_u *arg;
|
|
|
1289 {
|
|
|
1290 int error = FALSE;
|
|
|
1291 char_u *temp_string = NULL;
|
|
|
1292 int arg_len;
|
|
7
|
1293 char_u *expr_start;
|
|
|
1294 char_u *expr_end;
|
|
|
1295 char_u *name_end;
|
|
71
|
1296 int c1 = 0, c2;
|
|
|
1297 int i;
|
|
|
1298 VAR varp;
|
|
|
1299 char_u *name;
|
|
|
1300
|
|
|
1301 while (!ends_excmd(*arg) && !got_int)
|
|
|
1302 {
|
|
|
1303 /* Find the end of the name. */
|
|
|
1304 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1305
|
|
|
1306 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1307 {
|
|
|
1308 emsg_severe = TRUE;
|
|
|
1309 EMSG(_(e_trailing));
|
|
|
1310 break;
|
|
|
1311 }
|
|
|
1312 if (!error && !eap->skip)
|
|
|
1313 {
|
|
|
1314 if (expr_start != NULL)
|
|
|
1315 {
|
|
|
1316 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1317 expr_end, name_end);
|
|
|
1318 if (temp_string == NULL)
|
|
7
|
1319 {
|
|
71
|
1320 /*
|
|
|
1321 * Report an invalid expression in braces, unless
|
|
|
1322 * the expression evaluation has been cancelled due
|
|
|
1323 * to an aborting error, an interrupt, or an
|
|
|
1324 * exception.
|
|
|
1325 */
|
|
|
1326 if (!aborting())
|
|
7
|
1327 {
|
|
71
|
1328 emsg_severe = TRUE;
|
|
|
1329 EMSG2(_(e_invarg2), arg);
|
|
|
1330 break;
|
|
7
|
1331 }
|
|
71
|
1332 error = TRUE;
|
|
|
1333 arg = skipwhite(name_end);
|
|
|
1334 continue;
|
|
|
1335 }
|
|
|
1336 arg = temp_string;
|
|
|
1337 arg_len = STRLEN(temp_string);
|
|
|
1338 }
|
|
|
1339 else
|
|
|
1340 {
|
|
|
1341 c1 = *name_end;
|
|
|
1342 *name_end = NUL;
|
|
|
1343 arg_len = (int)(name_end - arg);
|
|
|
1344 }
|
|
|
1345 i = find_vim_var(arg, arg_len);
|
|
|
1346 if (i >= 0)
|
|
|
1347 list_vim_var(i);
|
|
|
1348 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1349 {
|
|
|
1350 char_u numbuf[NUMBUFLEN];
|
|
|
1351
|
|
|
1352 sprintf((char *)numbuf, "%ld",
|
|
|
1353 (long)curbuf->b_changedtick);
|
|
|
1354 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1355 VAR_NUMBER, numbuf);
|
|
|
1356 }
|
|
|
1357 else
|
|
|
1358 {
|
|
|
1359 varp = find_var(arg, FALSE);
|
|
|
1360 if (varp == NULL)
|
|
|
1361 {
|
|
|
1362 /* Skip further arguments but do continue to
|
|
|
1363 * search for a trailing command. */
|
|
|
1364 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1365 error = TRUE;
|
|
|
1366 }
|
|
|
1367 else
|
|
|
1368 {
|
|
|
1369 name = vim_strchr(arg, ':');
|
|
|
1370 if (name != NULL)
|
|
7
|
1371 {
|
|
71
|
1372 /* "a:" vars have no name stored, use whole arg */
|
|
|
1373 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1374 c2 = NUL;
|
|
7
|
1375 else
|
|
|
1376 {
|
|
71
|
1377 c2 = *++name;
|
|
|
1378 *name = NUL;
|
|
7
|
1379 }
|
|
71
|
1380 list_one_var(varp, arg);
|
|
|
1381 if (c2 != NUL)
|
|
|
1382 *name = c2;
|
|
7
|
1383 }
|
|
|
1384 else
|
|
71
|
1385 list_one_var(varp, (char_u *)"");
|
|
7
|
1386 }
|
|
71
|
1387 }
|
|
|
1388 if (expr_start != NULL)
|
|
|
1389 vim_free(temp_string);
|
|
|
1390 else
|
|
|
1391 *name_end = c1;
|
|
|
1392 }
|
|
|
1393 arg = skipwhite(name_end);
|
|
|
1394 }
|
|
|
1395
|
|
|
1396 return arg;
|
|
|
1397 }
|
|
|
1398
|
|
|
1399 /*
|
|
|
1400 * Set one item of ":let var = expr" or ":let [v1, v2] = list" to its value.
|
|
|
1401 * Returns a pointer to the char just after the var name.
|
|
|
1402 * Returns NULL if there is an error.
|
|
|
1403 */
|
|
|
1404 static char_u *
|
|
|
1405 ex_let_one(arg, tv, copy, endchars)
|
|
|
1406 char_u *arg; /* points to variable name */
|
|
|
1407 typeval *tv; /* value to assign to variable */
|
|
|
1408 int copy; /* copy value from "tv" */
|
|
76
|
1409 char_u *endchars; /* valid chars after variable name or NULL */
|
|
71
|
1410 {
|
|
|
1411 int c1;
|
|
|
1412 char_u *name;
|
|
|
1413 char_u *p;
|
|
|
1414 char_u *arg_end = NULL;
|
|
|
1415 int len;
|
|
|
1416 int opt_flags;
|
|
|
1417
|
|
|
1418 /*
|
|
|
1419 * ":let $VAR = expr": Set environment variable.
|
|
|
1420 */
|
|
|
1421 if (*arg == '$')
|
|
|
1422 {
|
|
|
1423 /* Find the end of the name. */
|
|
|
1424 ++arg;
|
|
|
1425 name = arg;
|
|
|
1426 len = get_env_len(&arg);
|
|
|
1427 if (len == 0)
|
|
|
1428 EMSG2(_(e_invarg2), name - 1);
|
|
|
1429 else
|
|
|
1430 {
|
|
76
|
1431 if (endchars != NULL
|
|
|
1432 && vim_strchr(endchars, *skipwhite(arg)) == NULL)
|
|
71
|
1433 EMSG(_(e_letunexp));
|
|
7
|
1434 else
|
|
|
1435 {
|
|
71
|
1436 c1 = name[len];
|
|
|
1437 name[len] = NUL;
|
|
|
1438 p = get_tv_string(tv);
|
|
|
1439 vim_setenv(name, p);
|
|
|
1440 if (STRICMP(name, "HOME") == 0)
|
|
|
1441 init_homedir();
|
|
|
1442 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1443 didset_vim = FALSE;
|
|
|
1444 else if (didset_vimruntime && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1445 didset_vimruntime = FALSE;
|
|
|
1446 name[len] = c1;
|
|
|
1447 arg_end = arg;
|
|
|
1448 }
|
|
|
1449 }
|
|
|
1450 }
|
|
|
1451
|
|
|
1452 /*
|
|
|
1453 * ":let &option = expr": Set option value.
|
|
|
1454 * ":let &l:option = expr": Set local option value.
|
|
|
1455 * ":let &g:option = expr": Set global option value.
|
|
|
1456 */
|
|
|
1457 else if (*arg == '&')
|
|
|
1458 {
|
|
|
1459 /* Find the end of the name. */
|
|
|
1460 p = find_option_end(&arg, &opt_flags);
|
|
76
|
1461 if (p == NULL || (endchars != NULL
|
|
|
1462 && vim_strchr(endchars, *skipwhite(p)) == NULL))
|
|
71
|
1463 EMSG(_(e_letunexp));
|
|
|
1464 else
|
|
|
1465 {
|
|
|
1466 c1 = *p;
|
|
|
1467 *p = NUL;
|
|
|
1468 set_option_value(arg, get_tv_number(tv),
|
|
|
1469 get_tv_string(tv), opt_flags);
|
|
|
1470 *p = c1;
|
|
|
1471 arg_end = p;
|
|
|
1472 }
|
|
|
1473 }
|
|
|
1474
|
|
|
1475 /*
|
|
|
1476 * ":let @r = expr": Set register contents.
|
|
|
1477 */
|
|
|
1478 else if (*arg == '@')
|
|
|
1479 {
|
|
|
1480 ++arg;
|
|
76
|
1481 if (endchars != NULL
|
|
|
1482 && vim_strchr(endchars, *skipwhite(arg + 1)) == NULL)
|
|
71
|
1483 EMSG(_(e_letunexp));
|
|
|
1484 else
|
|
|
1485 {
|
|
|
1486 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1487 get_tv_string(tv), -1, FALSE);
|
|
|
1488 arg_end = arg + 1;
|
|
|
1489 }
|
|
|
1490 }
|
|
|
1491
|
|
|
1492 /*
|
|
|
1493 * ":let var = expr": Set internal variable.
|
|
|
1494 */
|
|
|
1495 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1496 {
|
|
|
1497 char_u *exp_name = NULL;
|
|
|
1498 char_u *expr_start, *expr_end;
|
|
|
1499
|
|
|
1500 /* Find the end of the name. */
|
|
|
1501 p = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1502 if (expr_start != NULL)
|
|
|
1503 {
|
|
|
1504 exp_name = make_expanded_name(arg, expr_start, expr_end, p);
|
|
|
1505 arg = exp_name;
|
|
|
1506 }
|
|
|
1507
|
|
|
1508 if (arg == NULL)
|
|
|
1509 {
|
|
|
1510 /* Report an invalid expression in braces, unless the
|
|
|
1511 * expression evaluation has been cancelled due to an
|
|
|
1512 * aborting error, an interrupt, or an exception. */
|
|
|
1513 if (!aborting())
|
|
7
|
1514 EMSG2(_(e_invarg2), arg);
|
|
71
|
1515 }
|
|
|
1516 else if (*p == '[')
|
|
|
1517 arg_end = set_var_idx(arg, p, tv, copy, endchars);
|
|
76
|
1518 else if (endchars != NULL
|
|
|
1519 && vim_strchr(endchars, *skipwhite(p)) == NULL)
|
|
71
|
1520 EMSG(_(e_letunexp));
|
|
|
1521 else if (STRNCMP(arg, "b:changedtick", 13) == 0
|
|
|
1522 && !eval_isnamec(arg[13]))
|
|
|
1523 EMSG2(_(e_readonlyvar), arg);
|
|
|
1524 else
|
|
|
1525 {
|
|
|
1526 c1 = *p;
|
|
|
1527 *p = NUL;
|
|
|
1528 set_var(arg, tv, copy);
|
|
|
1529 *p = c1;
|
|
|
1530 arg_end = p;
|
|
|
1531 }
|
|
|
1532
|
|
|
1533 vim_free(exp_name);
|
|
|
1534 }
|
|
|
1535
|
|
|
1536 else
|
|
|
1537 EMSG2(_(e_invarg2), arg);
|
|
|
1538
|
|
|
1539 return arg_end;
|
|
|
1540 }
|
|
|
1541
|
|
|
1542 /*
|
|
|
1543 * Set a variable with an index: "name[expr]", "name[expr][expr]", etc.
|
|
|
1544 * Only works if "name" is an existing List.
|
|
|
1545 * "ip" points to the first '['.
|
|
|
1546 * Returns a pointer to just after the last used ']'; NULL for error.
|
|
|
1547 */
|
|
|
1548 static char_u *
|
|
|
1549 set_var_idx(name, ip, rettv, copy, endchars)
|
|
|
1550 char_u *name;
|
|
|
1551 char_u *ip;
|
|
|
1552 typeval *rettv;
|
|
|
1553 int copy;
|
|
|
1554 char_u *endchars;
|
|
|
1555 {
|
|
|
1556 VAR v;
|
|
|
1557 int c1;
|
|
|
1558 char_u *p;
|
|
|
1559 typeval var1;
|
|
|
1560 typeval *tv;
|
|
|
1561 long n;
|
|
|
1562 listitem *item;
|
|
|
1563
|
|
|
1564 c1 = *ip;
|
|
|
1565 *ip = NUL;
|
|
|
1566 v = find_var(name, TRUE);
|
|
|
1567 if (v == NULL)
|
|
|
1568 EMSG2(_(e_undefvar), name);
|
|
|
1569 *ip = c1;
|
|
|
1570 if (v == NULL)
|
|
|
1571 return NULL;
|
|
|
1572
|
|
|
1573 tv = &v->tv;
|
|
|
1574 for (p = ip; *p == '['; p = skipwhite(p + 1))
|
|
|
1575 {
|
|
|
1576 if (tv->v_type != VAR_LIST || tv->vval.v_list == NULL)
|
|
|
1577 {
|
|
86
|
1578 EMSG(_("E689: Can only index a List"));
|
|
71
|
1579 p = NULL;
|
|
|
1580 break;
|
|
|
1581 }
|
|
|
1582 p = skipwhite(p + 1);
|
|
|
1583 if (eval1(&p, &var1, TRUE) == FAIL) /* recursive! */
|
|
|
1584 {
|
|
|
1585 p = NULL;
|
|
|
1586 break;
|
|
|
1587 }
|
|
|
1588 if (*p != ']')
|
|
|
1589 {
|
|
|
1590 EMSG(_(e_missbrac));
|
|
|
1591 clear_tv(&var1);
|
|
|
1592 p = NULL;
|
|
|
1593 break;
|
|
|
1594 }
|
|
|
1595 n = get_tv_number(&var1);
|
|
|
1596 clear_tv(&var1);
|
|
|
1597 item = list_find(tv->vval.v_list, n);
|
|
|
1598 if (item == NULL)
|
|
|
1599 {
|
|
|
1600 EMSGN(_(e_listidx), n);
|
|
|
1601 p = NULL;
|
|
|
1602 break;
|
|
|
1603 }
|
|
|
1604 tv = &item->li_tv;
|
|
|
1605 }
|
|
|
1606
|
|
|
1607 if (p != NULL)
|
|
|
1608 {
|
|
76
|
1609 if (endchars != NULL && vim_strchr(endchars, *p) == NULL)
|
|
71
|
1610 {
|
|
|
1611 EMSG(_(e_letunexp));
|
|
|
1612 p = NULL;
|
|
|
1613 }
|
|
|
1614 else
|
|
|
1615 {
|
|
|
1616 clear_tv(tv);
|
|
|
1617 if (copy)
|
|
|
1618 copy_tv(tv, rettv);
|
|
|
1619 else
|
|
|
1620 {
|
|
|
1621 *tv = *rettv;
|
|
|
1622 init_tv(rettv);
|
|
|
1623 }
|
|
|
1624 }
|
|
|
1625 }
|
|
|
1626 return p;
|
|
7
|
1627 }
|
|
|
1628
|
|
76
|
1629 /*
|
|
|
1630 * Add a watcher to a list.
|
|
|
1631 */
|
|
|
1632 static void
|
|
|
1633 list_add_watch(l, lw)
|
|
|
1634 listvar *l;
|
|
|
1635 listwatch *lw;
|
|
|
1636 {
|
|
|
1637 lw->lw_next = l->lv_watch;
|
|
|
1638 l->lv_watch = lw;
|
|
|
1639 }
|
|
|
1640
|
|
|
1641 /*
|
|
|
1642 * Remove a watches from a list.
|
|
|
1643 * No warning when it isn't found...
|
|
|
1644 */
|
|
|
1645 static void
|
|
|
1646 list_rem_watch(l, lwrem)
|
|
|
1647 listvar *l;
|
|
|
1648 listwatch *lwrem;
|
|
|
1649 {
|
|
|
1650 listwatch *lw, **lwp;
|
|
|
1651
|
|
|
1652 lwp = &l->lv_watch;
|
|
|
1653 for (lw = l->lv_watch; lw != NULL; lw = lw->lw_next)
|
|
|
1654 {
|
|
|
1655 if (lw == lwrem)
|
|
|
1656 {
|
|
|
1657 *lwp = lw->lw_next;
|
|
|
1658 break;
|
|
|
1659 }
|
|
|
1660 lwp = &lw->lw_next;
|
|
|
1661 }
|
|
|
1662 }
|
|
|
1663
|
|
|
1664 /*
|
|
|
1665 * Just before removing an item from a list: advance watchers to the next
|
|
|
1666 * item.
|
|
|
1667 */
|
|
|
1668 static void
|
|
|
1669 list_fix_watch(l, item)
|
|
|
1670 listvar *l;
|
|
|
1671 listitem *item;
|
|
|
1672 {
|
|
|
1673 listwatch *lw;
|
|
|
1674
|
|
|
1675 for (lw = l->lv_watch; lw != NULL; lw = lw->lw_next)
|
|
|
1676 if (lw->lw_item == item)
|
|
|
1677 lw->lw_item = item->li_next;
|
|
|
1678 }
|
|
|
1679
|
|
|
1680 /*
|
|
|
1681 * Evaluate the expression used in a ":for var in expr" command.
|
|
|
1682 * "arg" points to "var".
|
|
|
1683 * Set "*errp" to TRUE for an error, FALSE otherwise;
|
|
|
1684 * Return a pointer that holds the info. Null when there is an error.
|
|
|
1685 */
|
|
|
1686 void *
|
|
|
1687 eval_for_line(arg, errp, nextcmdp, skip)
|
|
|
1688 char_u *arg;
|
|
|
1689 int *errp;
|
|
|
1690 char_u **nextcmdp;
|
|
|
1691 int skip;
|
|
|
1692 {
|
|
|
1693 forinfo *fi;
|
|
|
1694 char_u *expr;
|
|
|
1695 typeval tv;
|
|
|
1696 listvar *l;
|
|
|
1697
|
|
|
1698 *errp = TRUE; /* default: there is an error */
|
|
|
1699
|
|
|
1700 fi = (forinfo *)alloc_clear(sizeof(forinfo));
|
|
|
1701 if (fi == NULL)
|
|
|
1702 return NULL;
|
|
|
1703
|
|
|
1704 expr = skip_var_list(arg, &fi->fi_varcount, &fi->fi_semicolon);
|
|
|
1705 if (expr == NULL)
|
|
|
1706 return fi;
|
|
|
1707
|
|
|
1708 expr = skipwhite(expr);
|
|
|
1709 if (expr[0] != 'i' || expr[1] != 'n' || !vim_iswhite(expr[2]))
|
|
|
1710 {
|
|
86
|
1711 EMSG(_("E690: Missing \"in\" after :for"));
|
|
76
|
1712 return fi;
|
|
|
1713 }
|
|
|
1714
|
|
|
1715 if (skip)
|
|
|
1716 ++emsg_skip;
|
|
|
1717 if (eval0(skipwhite(expr + 2), &tv, nextcmdp, !skip) == OK)
|
|
|
1718 {
|
|
|
1719 *errp = FALSE;
|
|
|
1720 if (!skip)
|
|
|
1721 {
|
|
|
1722 l = tv.vval.v_list;
|
|
|
1723 if (tv.v_type != VAR_LIST || l == NULL)
|
|
|
1724 EMSG(_(e_listreq));
|
|
|
1725 else
|
|
|
1726 {
|
|
|
1727 fi->fi_list = l;
|
|
|
1728 list_add_watch(l, &fi->fi_lw);
|
|
|
1729 fi->fi_lw.lw_item = l->lv_first;
|
|
|
1730 }
|
|
|
1731 }
|
|
|
1732 }
|
|
|
1733 if (skip)
|
|
|
1734 --emsg_skip;
|
|
|
1735
|
|
|
1736 return fi;
|
|
|
1737 }
|
|
|
1738
|
|
|
1739 /*
|
|
|
1740 * Use the first item in a ":for" list. Advance to the next.
|
|
|
1741 * Assign the values to the variable (list). "arg" points to the first one.
|
|
|
1742 * Return TRUE when a valid item was found, FALSE when at end of list or
|
|
|
1743 * something wrong.
|
|
|
1744 */
|
|
|
1745 int
|
|
|
1746 next_for_item(fi_void, arg)
|
|
|
1747 void *fi_void;
|
|
|
1748 char_u *arg;
|
|
|
1749 {
|
|
|
1750 forinfo *fi = (forinfo *)fi_void;
|
|
|
1751 int result;
|
|
|
1752 listitem *item;
|
|
|
1753
|
|
|
1754 item = fi->fi_lw.lw_item;
|
|
|
1755 if (item == NULL)
|
|
|
1756 result = FALSE;
|
|
|
1757 else
|
|
|
1758 {
|
|
|
1759 fi->fi_lw.lw_item = item->li_next;
|
|
|
1760 result = (ex_let_vars(arg, &item->li_tv, TRUE,
|
|
|
1761 fi->fi_semicolon, fi->fi_varcount, NULL) == OK);
|
|
|
1762 }
|
|
|
1763 return result;
|
|
|
1764 }
|
|
|
1765
|
|
|
1766 /*
|
|
|
1767 * Free the structure used to store info used by ":for".
|
|
|
1768 */
|
|
|
1769 void
|
|
|
1770 free_for_info(fi_void)
|
|
|
1771 void *fi_void;
|
|
|
1772 {
|
|
|
1773 forinfo *fi = (forinfo *)fi_void;
|
|
|
1774
|
|
|
1775 if (fi->fi_list != NULL)
|
|
|
1776 list_rem_watch(fi->fi_list, &fi->fi_lw);
|
|
|
1777 vim_free(fi);
|
|
|
1778 }
|
|
|
1779
|
|
7
|
1780 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1781
|
|
|
1782 void
|
|
|
1783 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1784 expand_T *xp;
|
|
|
1785 char_u *arg;
|
|
|
1786 cmdidx_T cmdidx;
|
|
|
1787 {
|
|
|
1788 int got_eq = FALSE;
|
|
|
1789 int c;
|
|
76
|
1790 char_u *p;
|
|
|
1791
|
|
|
1792 if (cmdidx == CMD_let)
|
|
|
1793 {
|
|
|
1794 xp->xp_context = EXPAND_USER_VARS;
|
|
|
1795 if (vim_strchr(arg, '=') == NULL)
|
|
|
1796 {
|
|
|
1797 /* ":let var1 var2 ...": find last space. */
|
|
|
1798 for (p = arg + STRLEN(arg); p > arg; )
|
|
|
1799 {
|
|
|
1800 xp->xp_pattern = p;
|
|
|
1801 p = mb_ptr_back(arg, p);
|
|
|
1802 if (vim_iswhite(*p))
|
|
|
1803 break;
|
|
|
1804 }
|
|
|
1805 return;
|
|
|
1806 }
|
|
|
1807 }
|
|
|
1808 else
|
|
|
1809 xp->xp_context = cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1810 : EXPAND_EXPRESSION;
|
|
7
|
1811 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1812 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1813 {
|
|
|
1814 c = *xp->xp_pattern;
|
|
|
1815 if (c == '&')
|
|
|
1816 {
|
|
|
1817 c = xp->xp_pattern[1];
|
|
|
1818 if (c == '&')
|
|
|
1819 {
|
|
|
1820 ++xp->xp_pattern;
|
|
|
1821 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1822 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1823 }
|
|
|
1824 else if (c != ' ')
|
|
|
1825 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1826 }
|
|
|
1827 else if (c == '$')
|
|
|
1828 {
|
|
|
1829 /* environment variable */
|
|
|
1830 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1831 }
|
|
|
1832 else if (c == '=')
|
|
|
1833 {
|
|
|
1834 got_eq = TRUE;
|
|
|
1835 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1836 }
|
|
|
1837 else if (c == '<'
|
|
|
1838 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1839 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1840 {
|
|
|
1841 /* Function name can start with "<SNR>" */
|
|
|
1842 break;
|
|
|
1843 }
|
|
|
1844 else if (cmdidx != CMD_let || got_eq)
|
|
|
1845 {
|
|
|
1846 if (c == '"') /* string */
|
|
|
1847 {
|
|
|
1848 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1849 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1850 ++xp->xp_pattern;
|
|
|
1851 xp->xp_context = EXPAND_NOTHING;
|
|
|
1852 }
|
|
|
1853 else if (c == '\'') /* literal string */
|
|
|
1854 {
|
|
|
1855 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1856 /* skip */ ;
|
|
|
1857 xp->xp_context = EXPAND_NOTHING;
|
|
|
1858 }
|
|
|
1859 else if (c == '|')
|
|
|
1860 {
|
|
|
1861 if (xp->xp_pattern[1] == '|')
|
|
|
1862 {
|
|
|
1863 ++xp->xp_pattern;
|
|
|
1864 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1865 }
|
|
|
1866 else
|
|
|
1867 xp->xp_context = EXPAND_COMMANDS;
|
|
|
1868 }
|
|
|
1869 else
|
|
|
1870 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1871 }
|
|
|
1872 else
|
|
76
|
1873 /* Doesn't look like something valid, expand as an expression
|
|
|
1874 * anyway. */
|
|
|
1875 xp->xp_context = EXPAND_EXPRESSION;
|
|
7
|
1876 arg = xp->xp_pattern;
|
|
|
1877 if (*arg != NUL)
|
|
|
1878 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
1879 /* skip */ ;
|
|
|
1880 }
|
|
|
1881 xp->xp_pattern = arg;
|
|
|
1882 }
|
|
|
1883
|
|
|
1884 #endif /* FEAT_CMDL_COMPL */
|
|
|
1885
|
|
|
1886 /*
|
|
|
1887 * ":1,25call func(arg1, arg2)" function call.
|
|
|
1888 */
|
|
|
1889 void
|
|
|
1890 ex_call(eap)
|
|
|
1891 exarg_T *eap;
|
|
|
1892 {
|
|
|
1893 char_u *arg = eap->arg;
|
|
|
1894 char_u *startarg;
|
|
|
1895 char_u *alias;
|
|
|
1896 char_u *name;
|
|
71
|
1897 typeval rettv;
|
|
7
|
1898 int len;
|
|
|
1899 linenr_T lnum;
|
|
|
1900 int doesrange;
|
|
|
1901 int failed = FALSE;
|
|
|
1902
|
|
|
1903 name = arg;
|
|
|
1904 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
1905 if (len == 0)
|
|
|
1906 goto end;
|
|
|
1907 if (alias != NULL)
|
|
|
1908 name = alias;
|
|
|
1909
|
|
|
1910 startarg = arg;
|
|
71
|
1911 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
7
|
1912
|
|
|
1913 if (*startarg != '(')
|
|
|
1914 {
|
|
|
1915 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
1916 goto end;
|
|
|
1917 }
|
|
|
1918
|
|
|
1919 /*
|
|
|
1920 * When skipping, evaluate the function once, to find the end of the
|
|
|
1921 * arguments.
|
|
|
1922 * When the function takes a range, this is discovered after the first
|
|
|
1923 * call, and the loop is broken.
|
|
|
1924 */
|
|
|
1925 if (eap->skip)
|
|
|
1926 {
|
|
|
1927 ++emsg_skip;
|
|
|
1928 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
1929 }
|
|
|
1930 else
|
|
|
1931 lnum = eap->line1;
|
|
|
1932 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
1933 {
|
|
|
1934 if (!eap->skip && eap->addr_count > 0)
|
|
|
1935 {
|
|
|
1936 curwin->w_cursor.lnum = lnum;
|
|
|
1937 curwin->w_cursor.col = 0;
|
|
|
1938 }
|
|
|
1939 arg = startarg;
|
|
71
|
1940 if (get_func_tv(name, len, &rettv, &arg,
|
|
7
|
1941 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
1942 {
|
|
|
1943 failed = TRUE;
|
|
|
1944 break;
|
|
|
1945 }
|
|
71
|
1946 clear_tv(&rettv);
|
|
7
|
1947 if (doesrange || eap->skip)
|
|
|
1948 break;
|
|
|
1949 /* Stop when immediately aborting on error, or when an interrupt
|
|
56
|
1950 * occurred or an exception was thrown but not caught.
|
|
71
|
1951 * get_func_tv() returned OK, so that the check for trailing
|
|
56
|
1952 * characters below is executed. */
|
|
7
|
1953 if (aborting())
|
|
|
1954 break;
|
|
|
1955 }
|
|
|
1956 if (eap->skip)
|
|
|
1957 --emsg_skip;
|
|
|
1958
|
|
|
1959 if (!failed)
|
|
|
1960 {
|
|
|
1961 /* Check for trailing illegal characters and a following command. */
|
|
|
1962 if (!ends_excmd(*arg))
|
|
|
1963 {
|
|
|
1964 emsg_severe = TRUE;
|
|
|
1965 EMSG(_(e_trailing));
|
|
|
1966 }
|
|
|
1967 else
|
|
|
1968 eap->nextcmd = check_nextcmd(arg);
|
|
|
1969 }
|
|
|
1970
|
|
|
1971 end:
|
|
|
1972 if (alias != NULL)
|
|
|
1973 vim_free(alias);
|
|
|
1974 }
|
|
|
1975
|
|
|
1976 /*
|
|
|
1977 * ":unlet[!] var1 ... " command.
|
|
|
1978 */
|
|
|
1979 void
|
|
|
1980 ex_unlet(eap)
|
|
|
1981 exarg_T *eap;
|
|
|
1982 {
|
|
|
1983 char_u *arg = eap->arg;
|
|
|
1984 char_u *name_end;
|
|
|
1985 char_u cc;
|
|
|
1986 char_u *expr_start;
|
|
|
1987 char_u *expr_end;
|
|
|
1988 int error = FALSE;
|
|
|
1989
|
|
|
1990 do
|
|
|
1991 {
|
|
|
1992 /* Find the end of the name. */
|
|
71
|
1993 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
7
|
1994
|
|
|
1995 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1996 {
|
|
|
1997 emsg_severe = TRUE;
|
|
|
1998 EMSG(_(e_trailing));
|
|
|
1999 break;
|
|
|
2000 }
|
|
|
2001
|
|
|
2002 if (!error && !eap->skip)
|
|
|
2003 {
|
|
|
2004 if (expr_start != NULL)
|
|
|
2005 {
|
|
|
2006 char_u *temp_string;
|
|
|
2007
|
|
|
2008 temp_string = make_expanded_name(arg, expr_start,
|
|
|
2009 expr_end, name_end);
|
|
|
2010 if (temp_string == NULL)
|
|
|
2011 {
|
|
|
2012 /*
|
|
|
2013 * Report an invalid expression in braces, unless the
|
|
|
2014 * expression evaluation has been cancelled due to an
|
|
|
2015 * aborting error, an interrupt, or an exception.
|
|
|
2016 */
|
|
|
2017 if (!aborting())
|
|
|
2018 {
|
|
|
2019 emsg_severe = TRUE;
|
|
|
2020 EMSG2(_(e_invarg2), arg);
|
|
|
2021 break;
|
|
|
2022 }
|
|
|
2023 error = TRUE;
|
|
|
2024 }
|
|
|
2025 else
|
|
|
2026 {
|
|
|
2027 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
2028 {
|
|
|
2029 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
2030 error = TRUE;
|
|
|
2031 }
|
|
|
2032 vim_free(temp_string);
|
|
|
2033 }
|
|
|
2034 }
|
|
|
2035 else
|
|
|
2036 {
|
|
|
2037 cc = *name_end;
|
|
|
2038 *name_end = NUL;
|
|
|
2039
|
|
|
2040 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
2041 {
|
|
|
2042 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
2043 error = TRUE;
|
|
|
2044 }
|
|
|
2045
|
|
|
2046 *name_end = cc;
|
|
|
2047 }
|
|
|
2048 }
|
|
|
2049 arg = skipwhite(name_end);
|
|
|
2050 } while (!ends_excmd(*arg));
|
|
|
2051
|
|
|
2052 eap->nextcmd = check_nextcmd(arg);
|
|
|
2053 }
|
|
|
2054
|
|
|
2055 /*
|
|
|
2056 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
2057 */
|
|
|
2058 int
|
|
|
2059 do_unlet(name)
|
|
|
2060 char_u *name;
|
|
|
2061 {
|
|
|
2062 VAR v;
|
|
|
2063
|
|
|
2064 v = find_var(name, TRUE);
|
|
|
2065 if (v != NULL)
|
|
|
2066 {
|
|
56
|
2067 clear_var(v);
|
|
7
|
2068 return OK;
|
|
|
2069 }
|
|
|
2070 return FAIL;
|
|
|
2071 }
|
|
|
2072
|
|
|
2073 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
2074 /*
|
|
|
2075 * Delete all "menutrans_" variables.
|
|
|
2076 */
|
|
|
2077 void
|
|
|
2078 del_menutrans_vars()
|
|
|
2079 {
|
|
|
2080 int i;
|
|
|
2081
|
|
|
2082 for (i = 0; i < variables.ga_len; ++i)
|
|
56
|
2083 if (VAR_ENTRY(i).v_name != NULL
|
|
|
2084 && STRNCMP(VAR_ENTRY(i).v_name, "menutrans_", 10) == 0)
|
|
|
2085 clear_var(&VAR_ENTRY(i));
|
|
7
|
2086 }
|
|
|
2087 #endif
|
|
|
2088
|
|
|
2089 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
2090
|
|
|
2091 /*
|
|
|
2092 * Local string buffer for the next two functions to store a variable name
|
|
|
2093 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
2094 * get_user_var_name().
|
|
|
2095 */
|
|
|
2096
|
|
|
2097 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
2098
|
|
|
2099 static char_u *varnamebuf = NULL;
|
|
|
2100 static int varnamebuflen = 0;
|
|
|
2101
|
|
|
2102 /*
|
|
|
2103 * Function to concatenate a prefix and a variable name.
|
|
|
2104 */
|
|
|
2105 static char_u *
|
|
|
2106 cat_prefix_varname(prefix, name)
|
|
|
2107 int prefix;
|
|
|
2108 char_u *name;
|
|
|
2109 {
|
|
|
2110 int len;
|
|
|
2111
|
|
|
2112 len = (int)STRLEN(name) + 3;
|
|
|
2113 if (len > varnamebuflen)
|
|
|
2114 {
|
|
|
2115 vim_free(varnamebuf);
|
|
|
2116 len += 10; /* some additional space */
|
|
|
2117 varnamebuf = alloc(len);
|
|
|
2118 if (varnamebuf == NULL)
|
|
|
2119 {
|
|
|
2120 varnamebuflen = 0;
|
|
|
2121 return NULL;
|
|
|
2122 }
|
|
|
2123 varnamebuflen = len;
|
|
|
2124 }
|
|
|
2125 *varnamebuf = prefix;
|
|
|
2126 varnamebuf[1] = ':';
|
|
|
2127 STRCPY(varnamebuf + 2, name);
|
|
|
2128 return varnamebuf;
|
|
|
2129 }
|
|
|
2130
|
|
|
2131 /*
|
|
|
2132 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
2133 * (global/buffer/window/built-in) variable names.
|
|
|
2134 */
|
|
|
2135 /*ARGSUSED*/
|
|
|
2136 char_u *
|
|
|
2137 get_user_var_name(xp, idx)
|
|
|
2138 expand_T *xp;
|
|
|
2139 int idx;
|
|
|
2140 {
|
|
|
2141 static int gidx;
|
|
|
2142 static int bidx;
|
|
|
2143 static int widx;
|
|
|
2144 static int vidx;
|
|
|
2145 char_u *name;
|
|
|
2146
|
|
|
2147 if (idx == 0)
|
|
|
2148 gidx = bidx = widx = vidx = 0;
|
|
|
2149 if (gidx < variables.ga_len) /* Global variables */
|
|
|
2150 {
|
|
56
|
2151 while ((name = VAR_ENTRY(gidx++).v_name) == NULL
|
|
7
|
2152 && gidx < variables.ga_len)
|
|
|
2153 /* skip */;
|
|
|
2154 if (name != NULL)
|
|
|
2155 {
|
|
|
2156 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
2157 return cat_prefix_varname('g', name);
|
|
|
2158 else
|
|
|
2159 return name;
|
|
|
2160 }
|
|
|
2161 }
|
|
|
2162 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
2163 {
|
|
56
|
2164 while ((name = BVAR_ENTRY(bidx++).v_name) == NULL
|
|
7
|
2165 && bidx < curbuf->b_vars.ga_len)
|
|
|
2166 /* skip */;
|
|
|
2167 if (name != NULL)
|
|
|
2168 return cat_prefix_varname('b', name);
|
|
|
2169 }
|
|
|
2170 if (bidx == curbuf->b_vars.ga_len)
|
|
|
2171 {
|
|
|
2172 ++bidx;
|
|
|
2173 return (char_u *)"b:changedtick";
|
|
|
2174 }
|
|
|
2175 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
2176 {
|
|
56
|
2177 while ((name = WVAR_ENTRY(widx++).v_name) == NULL
|
|
7
|
2178 && widx < curwin->w_vars.ga_len)
|
|
|
2179 /* skip */;
|
|
|
2180 if (name != NULL)
|
|
|
2181 return cat_prefix_varname('w', name);
|
|
|
2182 }
|
|
|
2183 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
2184 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
2185
|
|
|
2186 vim_free(varnamebuf);
|
|
|
2187 varnamebuf = NULL;
|
|
|
2188 varnamebuflen = 0;
|
|
|
2189 return NULL;
|
|
|
2190 }
|
|
|
2191
|
|
|
2192 #endif /* FEAT_CMDL_COMPL */
|
|
|
2193
|
|
|
2194 /*
|
|
|
2195 * types for expressions.
|
|
|
2196 */
|
|
|
2197 typedef enum
|
|
|
2198 {
|
|
|
2199 TYPE_UNKNOWN = 0
|
|
|
2200 , TYPE_EQUAL /* == */
|
|
|
2201 , TYPE_NEQUAL /* != */
|
|
|
2202 , TYPE_GREATER /* > */
|
|
|
2203 , TYPE_GEQUAL /* >= */
|
|
|
2204 , TYPE_SMALLER /* < */
|
|
|
2205 , TYPE_SEQUAL /* <= */
|
|
|
2206 , TYPE_MATCH /* =~ */
|
|
|
2207 , TYPE_NOMATCH /* !~ */
|
|
|
2208 } exptype_T;
|
|
|
2209
|
|
|
2210 /*
|
|
|
2211 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
71
|
2212 * executed. The function may return OK, but the rettv will be of type
|
|
7
|
2213 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
2214 */
|
|
|
2215
|
|
|
2216 /*
|
|
|
2217 * Handle zero level expression.
|
|
|
2218 * This calls eval1() and handles error message and nextcmd.
|
|
71
|
2219 * Put the result in "rettv" when returning OK and "evaluate" is TRUE.
|
|
7
|
2220 * Return OK or FAIL.
|
|
|
2221 */
|
|
|
2222 static int
|
|
71
|
2223 eval0(arg, rettv, nextcmd, evaluate)
|
|
7
|
2224 char_u *arg;
|
|
71
|
2225 typeval *rettv;
|
|
7
|
2226 char_u **nextcmd;
|
|
|
2227 int evaluate;
|
|
|
2228 {
|
|
|
2229 int ret;
|
|
|
2230 char_u *p;
|
|
|
2231
|
|
|
2232 p = skipwhite(arg);
|
|
71
|
2233 ret = eval1(&p, rettv, evaluate);
|
|
7
|
2234 if (ret == FAIL || !ends_excmd(*p))
|
|
|
2235 {
|
|
|
2236 if (ret != FAIL)
|
|
71
|
2237 clear_tv(rettv);
|
|
7
|
2238 /*
|
|
|
2239 * Report the invalid expression unless the expression evaluation has
|
|
|
2240 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
2241 * exception.
|
|
|
2242 */
|
|
|
2243 if (!aborting())
|
|
|
2244 EMSG2(_(e_invexpr2), arg);
|
|
|
2245 ret = FAIL;
|
|
|
2246 }
|
|
|
2247 if (nextcmd != NULL)
|
|
|
2248 *nextcmd = check_nextcmd(p);
|
|
|
2249
|
|
|
2250 return ret;
|
|
|
2251 }
|
|
|
2252
|
|
|
2253 /*
|
|
|
2254 * Handle top level expression:
|
|
|
2255 * expr1 ? expr0 : expr0
|
|
|
2256 *
|
|
|
2257 * "arg" must point to the first non-white of the expression.
|
|
|
2258 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2259 *
|
|
|
2260 * Return OK or FAIL.
|
|
|
2261 */
|
|
|
2262 static int
|
|
71
|
2263 eval1(arg, rettv, evaluate)
|
|
7
|
2264 char_u **arg;
|
|
71
|
2265 typeval *rettv;
|
|
7
|
2266 int evaluate;
|
|
|
2267 {
|
|
|
2268 int result;
|
|
56
|
2269 typeval var2;
|
|
7
|
2270
|
|
|
2271 /*
|
|
|
2272 * Get the first variable.
|
|
|
2273 */
|
|
71
|
2274 if (eval2(arg, rettv, evaluate) == FAIL)
|
|
7
|
2275 return FAIL;
|
|
|
2276
|
|
|
2277 if ((*arg)[0] == '?')
|
|
|
2278 {
|
|
|
2279 result = FALSE;
|
|
|
2280 if (evaluate)
|
|
|
2281 {
|
|
71
|
2282 if (get_tv_number(rettv) != 0)
|
|
7
|
2283 result = TRUE;
|
|
71
|
2284 clear_tv(rettv);
|
|
7
|
2285 }
|
|
|
2286
|
|
|
2287 /*
|
|
|
2288 * Get the second variable.
|
|
|
2289 */
|
|
|
2290 *arg = skipwhite(*arg + 1);
|
|
71
|
2291 if (eval1(arg, rettv, evaluate && result) == FAIL) /* recursive! */
|
|
7
|
2292 return FAIL;
|
|
|
2293
|
|
|
2294 /*
|
|
|
2295 * Check for the ":".
|
|
|
2296 */
|
|
|
2297 if ((*arg)[0] != ':')
|
|
|
2298 {
|
|
|
2299 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
2300 if (evaluate && result)
|
|
71
|
2301 clear_tv(rettv);
|
|
7
|
2302 return FAIL;
|
|
|
2303 }
|
|
|
2304
|
|
|
2305 /*
|
|
|
2306 * Get the third variable.
|
|
|
2307 */
|
|
|
2308 *arg = skipwhite(*arg + 1);
|
|
|
2309 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
2310 {
|
|
|
2311 if (evaluate && result)
|
|
71
|
2312 clear_tv(rettv);
|
|
7
|
2313 return FAIL;
|
|
|
2314 }
|
|
|
2315 if (evaluate && !result)
|
|
71
|
2316 *rettv = var2;
|
|
7
|
2317 }
|
|
|
2318
|
|
|
2319 return OK;
|
|
|
2320 }
|
|
|
2321
|
|
|
2322 /*
|
|
|
2323 * Handle first level expression:
|
|
|
2324 * expr2 || expr2 || expr2 logical OR
|
|
|
2325 *
|
|
|
2326 * "arg" must point to the first non-white of the expression.
|
|
|
2327 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2328 *
|
|
|
2329 * Return OK or FAIL.
|
|
|
2330 */
|
|
|
2331 static int
|
|
71
|
2332 eval2(arg, rettv, evaluate)
|
|
7
|
2333 char_u **arg;
|
|
71
|
2334 typeval *rettv;
|
|
7
|
2335 int evaluate;
|
|
|
2336 {
|
|
56
|
2337 typeval var2;
|
|
7
|
2338 long result;
|
|
|
2339 int first;
|
|
|
2340
|
|
|
2341 /*
|
|
|
2342 * Get the first variable.
|
|
|
2343 */
|
|
71
|
2344 if (eval3(arg, rettv, evaluate) == FAIL)
|
|
7
|
2345 return FAIL;
|
|
|
2346
|
|
|
2347 /*
|
|
|
2348 * Repeat until there is no following "||".
|
|
|
2349 */
|
|
|
2350 first = TRUE;
|
|
|
2351 result = FALSE;
|
|
|
2352 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
2353 {
|
|
|
2354 if (evaluate && first)
|
|
|
2355 {
|
|
71
|
2356 if (get_tv_number(rettv) != 0)
|
|
7
|
2357 result = TRUE;
|
|
71
|
2358 clear_tv(rettv);
|
|
7
|
2359 first = FALSE;
|
|
|
2360 }
|
|
|
2361
|
|
|
2362 /*
|
|
|
2363 * Get the second variable.
|
|
|
2364 */
|
|
|
2365 *arg = skipwhite(*arg + 2);
|
|
|
2366 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
2367 return FAIL;
|
|
|
2368
|
|
|
2369 /*
|
|
|
2370 * Compute the result.
|
|
|
2371 */
|
|
|
2372 if (evaluate && !result)
|
|
|
2373 {
|
|
71
|
2374 if (get_tv_number(&var2) != 0)
|
|
7
|
2375 result = TRUE;
|
|
71
|
2376 clear_tv(&var2);
|
|
7
|
2377 }
|
|
|
2378 if (evaluate)
|
|
|
2379 {
|
|
71
|
2380 rettv->v_type = VAR_NUMBER;
|
|
|
2381 rettv->vval.v_number = result;
|
|
7
|
2382 }
|
|
|
2383 }
|
|
|
2384
|
|
|
2385 return OK;
|
|
|
2386 }
|
|
|
2387
|
|
|
2388 /*
|
|
|
2389 * Handle second level expression:
|
|
|
2390 * expr3 && expr3 && expr3 logical AND
|
|
|
2391 *
|
|
|
2392 * "arg" must point to the first non-white of the expression.
|
|
|
2393 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2394 *
|
|
|
2395 * Return OK or FAIL.
|
|
|
2396 */
|
|
|
2397 static int
|
|
71
|
2398 eval3(arg, rettv, evaluate)
|
|
7
|
2399 char_u **arg;
|
|
71
|
2400 typeval *rettv;
|
|
7
|
2401 int evaluate;
|
|
|
2402 {
|
|
56
|
2403 typeval var2;
|
|
7
|
2404 long result;
|
|
|
2405 int first;
|
|
|
2406
|
|
|
2407 /*
|
|
|
2408 * Get the first variable.
|
|
|
2409 */
|
|
71
|
2410 if (eval4(arg, rettv, evaluate) == FAIL)
|
|
7
|
2411 return FAIL;
|
|
|
2412
|
|
|
2413 /*
|
|
|
2414 * Repeat until there is no following "&&".
|
|
|
2415 */
|
|
|
2416 first = TRUE;
|
|
|
2417 result = TRUE;
|
|
|
2418 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
2419 {
|
|
|
2420 if (evaluate && first)
|
|
|
2421 {
|
|
71
|
2422 if (get_tv_number(rettv) == 0)
|
|
7
|
2423 result = FALSE;
|
|
71
|
2424 clear_tv(rettv);
|
|
7
|
2425 first = FALSE;
|
|
|
2426 }
|
|
|
2427
|
|
|
2428 /*
|
|
|
2429 * Get the second variable.
|
|
|
2430 */
|
|
|
2431 *arg = skipwhite(*arg + 2);
|
|
|
2432 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
2433 return FAIL;
|
|
|
2434
|
|
|
2435 /*
|
|
|
2436 * Compute the result.
|
|
|
2437 */
|
|
|
2438 if (evaluate && result)
|
|
|
2439 {
|
|
71
|
2440 if (get_tv_number(&var2) == 0)
|
|
7
|
2441 result = FALSE;
|
|
71
|
2442 clear_tv(&var2);
|
|
7
|
2443 }
|
|
|
2444 if (evaluate)
|
|
|
2445 {
|
|
71
|
2446 rettv->v_type = VAR_NUMBER;
|
|
|
2447 rettv->vval.v_number = result;
|
|
7
|
2448 }
|
|
|
2449 }
|
|
|
2450
|
|
|
2451 return OK;
|
|
|
2452 }
|
|
|
2453
|
|
|
2454 /*
|
|
|
2455 * Handle third level expression:
|
|
|
2456 * var1 == var2
|
|
|
2457 * var1 =~ var2
|
|
|
2458 * var1 != var2
|
|
|
2459 * var1 !~ var2
|
|
|
2460 * var1 > var2
|
|
|
2461 * var1 >= var2
|
|
|
2462 * var1 < var2
|
|
|
2463 * var1 <= var2
|
|
80
|
2464 * var1 is var2
|
|
|
2465 * var1 isnot var2
|
|
7
|
2466 *
|
|
|
2467 * "arg" must point to the first non-white of the expression.
|
|
|
2468 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2469 *
|
|
|
2470 * Return OK or FAIL.
|
|
|
2471 */
|
|
|
2472 static int
|
|
71
|
2473 eval4(arg, rettv, evaluate)
|
|
7
|
2474 char_u **arg;
|
|
71
|
2475 typeval *rettv;
|
|
7
|
2476 int evaluate;
|
|
|
2477 {
|
|
56
|
2478 typeval var2;
|
|
7
|
2479 char_u *p;
|
|
|
2480 int i;
|
|
|
2481 exptype_T type = TYPE_UNKNOWN;
|
|
80
|
2482 int type_is = FALSE; /* TRUE for "is" and "isnot" */
|
|
7
|
2483 int len = 2;
|
|
|
2484 long n1, n2;
|
|
|
2485 char_u *s1, *s2;
|
|
|
2486 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2487 regmatch_T regmatch;
|
|
|
2488 int ic;
|
|
|
2489 char_u *save_cpo;
|
|
|
2490
|
|
|
2491 /*
|
|
|
2492 * Get the first variable.
|
|
|
2493 */
|
|
71
|
2494 if (eval5(arg, rettv, evaluate) == FAIL)
|
|
7
|
2495 return FAIL;
|
|
|
2496
|
|
|
2497 p = *arg;
|
|
|
2498 switch (p[0])
|
|
|
2499 {
|
|
|
2500 case '=': if (p[1] == '=')
|
|
|
2501 type = TYPE_EQUAL;
|
|
|
2502 else if (p[1] == '~')
|
|
|
2503 type = TYPE_MATCH;
|
|
|
2504 break;
|
|
|
2505 case '!': if (p[1] == '=')
|
|
|
2506 type = TYPE_NEQUAL;
|
|
|
2507 else if (p[1] == '~')
|
|
|
2508 type = TYPE_NOMATCH;
|
|
|
2509 break;
|
|
|
2510 case '>': if (p[1] != '=')
|
|
|
2511 {
|
|
|
2512 type = TYPE_GREATER;
|
|
|
2513 len = 1;
|
|
|
2514 }
|
|
|
2515 else
|
|
|
2516 type = TYPE_GEQUAL;
|
|
|
2517 break;
|
|
|
2518 case '<': if (p[1] != '=')
|
|
|
2519 {
|
|
|
2520 type = TYPE_SMALLER;
|
|
|
2521 len = 1;
|
|
|
2522 }
|
|
|
2523 else
|
|
|
2524 type = TYPE_SEQUAL;
|
|
|
2525 break;
|
|
80
|
2526 case 'i': if (p[1] == 's')
|
|
|
2527 {
|
|
|
2528 if (p[2] == 'n' && p[3] == 'o' && p[4] == 't')
|
|
|
2529 len = 5;
|
|
|
2530 if (!vim_isIDc(p[len]))
|
|
|
2531 {
|
|
|
2532 type = len == 2 ? TYPE_EQUAL : TYPE_NEQUAL;
|
|
|
2533 type_is = TRUE;
|
|
|
2534 }
|
|
|
2535 }
|
|
|
2536 break;
|
|
7
|
2537 }
|
|
|
2538
|
|
|
2539 /*
|
|
|
2540 * If there is a comparitive operator, use it.
|
|
|
2541 */
|
|
|
2542 if (type != TYPE_UNKNOWN)
|
|
|
2543 {
|
|
|
2544 /* extra question mark appended: ignore case */
|
|
|
2545 if (p[len] == '?')
|
|
|
2546 {
|
|
|
2547 ic = TRUE;
|
|
|
2548 ++len;
|
|
|
2549 }
|
|
|
2550 /* extra '#' appended: match case */
|
|
|
2551 else if (p[len] == '#')
|
|
|
2552 {
|
|
|
2553 ic = FALSE;
|
|
|
2554 ++len;
|
|
|
2555 }
|
|
|
2556 /* nothing appened: use 'ignorecase' */
|
|
|
2557 else
|
|
|
2558 ic = p_ic;
|
|
|
2559
|
|
|
2560 /*
|
|
|
2561 * Get the second variable.
|
|
|
2562 */
|
|
|
2563 *arg = skipwhite(p + len);
|
|
|
2564 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
2565 {
|
|
71
|
2566 clear_tv(rettv);
|
|
7
|
2567 return FAIL;
|
|
|
2568 }
|
|
|
2569
|
|
|
2570 if (evaluate)
|
|
|
2571 {
|
|
80
|
2572 if (type_is && rettv->v_type != var2.v_type)
|
|
|
2573 {
|
|
|
2574 /* For "is" a different type always means FALSE, for "notis"
|
|
|
2575 * it means TRUE. */
|
|
|
2576 n1 = (type == TYPE_NEQUAL);
|
|
|
2577 }
|
|
|
2578 else if (rettv->v_type == VAR_LIST || var2.v_type == VAR_LIST)
|
|
|
2579 {
|
|
|
2580 if (type_is)
|
|
|
2581 {
|
|
|
2582 n1 = (rettv->v_type == var2.v_type
|
|
|
2583 && rettv->vval.v_list == var2.vval.v_list);
|
|
|
2584 if (type == TYPE_NEQUAL)
|
|
|
2585 n1 = !n1;
|
|
|
2586 }
|
|
|
2587 else if (rettv->v_type != var2.v_type
|
|
|
2588 || (type != TYPE_EQUAL && type != TYPE_NEQUAL))
|
|
|
2589 {
|
|
|
2590 if (rettv->v_type != var2.v_type)
|
|
86
|
2591 EMSG(_("E691: Can only compare List with List"));
|
|
80
|
2592 else
|
|
86
|
2593 EMSG(_("E692: Invalid operation for Lists"));
|
|
80
|
2594 clear_tv(rettv);
|
|
|
2595 clear_tv(&var2);
|
|
|
2596 return FAIL;
|
|
|
2597 }
|
|
|
2598 else
|
|
|
2599 {
|
|
|
2600 /* Compare two Lists for being equal or unequal. */
|
|
|
2601 n1 = list_equal(rettv->vval.v_list, var2.vval.v_list, ic);
|
|
|
2602 if (type == TYPE_NEQUAL)
|
|
|
2603 n1 = !n1;
|
|
|
2604 }
|
|
|
2605 }
|
|
|
2606
|
|
|
2607 else if (rettv->v_type == VAR_FUNC || var2.v_type == VAR_FUNC)
|
|
|
2608 {
|
|
|
2609 if (rettv->v_type != var2.v_type
|
|
|
2610 || (type != TYPE_EQUAL && type != TYPE_NEQUAL))
|
|
|
2611 {
|
|
|
2612 if (rettv->v_type != var2.v_type)
|
|
86
|
2613 EMSG(_("E693: Can only compare Funcref with Funcref"));
|
|
80
|
2614 else
|
|
86
|
2615 EMSG(_("E694: Invalid operation for Funcrefs"));
|
|
80
|
2616 clear_tv(rettv);
|
|
|
2617 clear_tv(&var2);
|
|
|
2618 return FAIL;
|
|
|
2619 }
|
|
|
2620 else
|
|
|
2621 {
|
|
|
2622 /* Compare two Funcrefs for being equal or unequal. */
|
|
|
2623 if (rettv->vval.v_string == NULL
|
|
|
2624 || var2.vval.v_string == NULL)
|
|
|
2625 n1 = FALSE;
|
|
|
2626 else
|
|
|
2627 n1 = STRCMP(rettv->vval.v_string,
|
|
|
2628 var2.vval.v_string) == 0;
|
|
|
2629 if (type == TYPE_NEQUAL)
|
|
|
2630 n1 = !n1;
|
|
|
2631 }
|
|
|
2632 }
|
|
|
2633
|
|
7
|
2634 /*
|
|
|
2635 * If one of the two variables is a number, compare as a number.
|
|
|
2636 * When using "=~" or "!~", always compare as string.
|
|
|
2637 */
|
|
80
|
2638 else if ((rettv->v_type == VAR_NUMBER || var2.v_type == VAR_NUMBER)
|
|
7
|
2639 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2640 {
|
|
71
|
2641 n1 = get_tv_number(rettv);
|
|
|
2642 n2 = get_tv_number(&var2);
|
|
7
|
2643 switch (type)
|
|
|
2644 {
|
|
|
2645 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2646 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2647 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2648 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2649 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2650 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2651 case TYPE_UNKNOWN:
|
|
|
2652 case TYPE_MATCH:
|
|
|
2653 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2654 }
|
|
|
2655 }
|
|
|
2656 else
|
|
|
2657 {
|
|
71
|
2658 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2659 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2660 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2661 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2662 else
|
|
|
2663 i = 0;
|
|
|
2664 n1 = FALSE;
|
|
|
2665 switch (type)
|
|
|
2666 {
|
|
|
2667 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2668 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2669 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2670 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2671 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2672 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2673
|
|
|
2674 case TYPE_MATCH:
|
|
|
2675 case TYPE_NOMATCH:
|
|
|
2676 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2677 save_cpo = p_cpo;
|
|
|
2678 p_cpo = (char_u *)"";
|
|
|
2679 regmatch.regprog = vim_regcomp(s2,
|
|
|
2680 RE_MAGIC + RE_STRING);
|
|
|
2681 regmatch.rm_ic = ic;
|
|
|
2682 if (regmatch.regprog != NULL)
|
|
|
2683 {
|
|
|
2684 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2685 vim_free(regmatch.regprog);
|
|
|
2686 if (type == TYPE_NOMATCH)
|
|
|
2687 n1 = !n1;
|
|
|
2688 }
|
|
|
2689 p_cpo = save_cpo;
|
|
|
2690 break;
|
|
|
2691
|
|
|
2692 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2693 }
|
|
|
2694 }
|
|
71
|
2695 clear_tv(rettv);
|
|
|
2696 clear_tv(&var2);
|
|
|
2697 rettv->v_type = VAR_NUMBER;
|
|
|
2698 rettv->vval.v_number = n1;
|
|
7
|
2699 }
|
|
|
2700 }
|
|
|
2701
|
|
|
2702 return OK;
|
|
|
2703 }
|
|
|
2704
|
|
|
2705 /*
|
|
|
2706 * Handle fourth level expression:
|
|
|
2707 * + number addition
|
|
|
2708 * - number subtraction
|
|
|
2709 * . string concatenation
|
|
|
2710 *
|
|
|
2711 * "arg" must point to the first non-white of the expression.
|
|
|
2712 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2713 *
|
|
|
2714 * Return OK or FAIL.
|
|
|
2715 */
|
|
|
2716 static int
|
|
71
|
2717 eval5(arg, rettv, evaluate)
|
|
7
|
2718 char_u **arg;
|
|
71
|
2719 typeval *rettv;
|
|
7
|
2720 int evaluate;
|
|
|
2721 {
|
|
56
|
2722 typeval var2;
|
|
80
|
2723 typeval var3;
|
|
7
|
2724 int op;
|
|
|
2725 long n1, n2;
|
|
|
2726 char_u *s1, *s2;
|
|
|
2727 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2728 char_u *p;
|
|
|
2729
|
|
|
2730 /*
|
|
|
2731 * Get the first variable.
|
|
|
2732 */
|
|
71
|
2733 if (eval6(arg, rettv, evaluate) == FAIL)
|
|
7
|
2734 return FAIL;
|
|
|
2735
|
|
|
2736 /*
|
|
|
2737 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2738 */
|
|
|
2739 for (;;)
|
|
|
2740 {
|
|
|
2741 op = **arg;
|
|
|
2742 if (op != '+' && op != '-' && op != '.')
|
|
|
2743 break;
|
|
|
2744
|
|
|
2745 /*
|
|
|
2746 * Get the second variable.
|
|
|
2747 */
|
|
|
2748 *arg = skipwhite(*arg + 1);
|
|
|
2749 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2750 {
|
|
71
|
2751 clear_tv(rettv);
|
|
7
|
2752 return FAIL;
|
|
|
2753 }
|
|
|
2754
|
|
|
2755 if (evaluate)
|
|
|
2756 {
|
|
|
2757 /*
|
|
|
2758 * Compute the result.
|
|
|
2759 */
|
|
|
2760 if (op == '.')
|
|
|
2761 {
|
|
71
|
2762 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2763 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2764 op = (int)STRLEN(s1);
|
|
|
2765 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2766 if (p != NULL)
|
|
|
2767 {
|
|
|
2768 STRCPY(p, s1);
|
|
|
2769 STRCPY(p + op, s2);
|
|
|
2770 }
|
|
71
|
2771 clear_tv(rettv);
|
|
|
2772 rettv->v_type = VAR_STRING;
|
|
|
2773 rettv->vval.v_string = p;
|
|
7
|
2774 }
|
|
80
|
2775 else if (rettv->v_type == VAR_LIST && var2.v_type == VAR_LIST)
|
|
|
2776 {
|
|
|
2777 /* concatenate Lists */
|
|
|
2778 if (list_concat(rettv->vval.v_list, var2.vval.v_list,
|
|
|
2779 &var3) == FAIL)
|
|
|
2780 {
|
|
|
2781 clear_tv(rettv);
|
|
|
2782 clear_tv(&var2);
|
|
|
2783 return FAIL;
|
|
|
2784 }
|
|
|
2785 clear_tv(rettv);
|
|
|
2786 *rettv = var3;
|
|
|
2787 }
|
|
7
|
2788 else
|
|
|
2789 {
|
|
71
|
2790 n1 = get_tv_number(rettv);
|
|
|
2791 n2 = get_tv_number(&var2);
|
|
|
2792 clear_tv(rettv);
|
|
7
|
2793 if (op == '+')
|
|
|
2794 n1 = n1 + n2;
|
|
|
2795 else
|
|
|
2796 n1 = n1 - n2;
|
|
71
|
2797 rettv->v_type = VAR_NUMBER;
|
|
|
2798 rettv->vval.v_number = n1;
|
|
|
2799 }
|
|
|
2800 clear_tv(&var2);
|
|
7
|
2801 }
|
|
|
2802 }
|
|
|
2803 return OK;
|
|
|
2804 }
|
|
|
2805
|
|
|
2806 /*
|
|
|
2807 * Handle fifth level expression:
|
|
|
2808 * * number multiplication
|
|
|
2809 * / number division
|
|
|
2810 * % number modulo
|
|
|
2811 *
|
|
|
2812 * "arg" must point to the first non-white of the expression.
|
|
|
2813 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2814 *
|
|
|
2815 * Return OK or FAIL.
|
|
|
2816 */
|
|
|
2817 static int
|
|
71
|
2818 eval6(arg, rettv, evaluate)
|
|
7
|
2819 char_u **arg;
|
|
71
|
2820 typeval *rettv;
|
|
7
|
2821 int evaluate;
|
|
|
2822 {
|
|
56
|
2823 typeval var2;
|
|
7
|
2824 int op;
|
|
|
2825 long n1, n2;
|
|
|
2826
|
|
|
2827 /*
|
|
|
2828 * Get the first variable.
|
|
|
2829 */
|
|
71
|
2830 if (eval7(arg, rettv, evaluate) == FAIL)
|
|
7
|
2831 return FAIL;
|
|
|
2832
|
|
|
2833 /*
|
|
|
2834 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2835 */
|
|
|
2836 for (;;)
|
|
|
2837 {
|
|
|
2838 op = **arg;
|
|
|
2839 if (op != '*' && op != '/' && op != '%')
|
|
|
2840 break;
|
|
|
2841
|
|
|
2842 if (evaluate)
|
|
|
2843 {
|
|
71
|
2844 n1 = get_tv_number(rettv);
|
|
|
2845 clear_tv(rettv);
|
|
7
|
2846 }
|
|
|
2847 else
|
|
|
2848 n1 = 0;
|
|
|
2849
|
|
|
2850 /*
|
|
|
2851 * Get the second variable.
|
|
|
2852 */
|
|
|
2853 *arg = skipwhite(*arg + 1);
|
|
|
2854 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2855 return FAIL;
|
|
|
2856
|
|
|
2857 if (evaluate)
|
|
|
2858 {
|
|
71
|
2859 n2 = get_tv_number(&var2);
|
|
|
2860 clear_tv(&var2);
|
|
7
|
2861
|
|
|
2862 /*
|
|
|
2863 * Compute the result.
|
|
|
2864 */
|
|
|
2865 if (op == '*')
|
|
|
2866 n1 = n1 * n2;
|
|
|
2867 else if (op == '/')
|
|
|
2868 {
|
|
|
2869 if (n2 == 0) /* give an error message? */
|
|
|
2870 n1 = 0x7fffffffL;
|
|
|
2871 else
|
|
|
2872 n1 = n1 / n2;
|
|
|
2873 }
|
|
|
2874 else
|
|
|
2875 {
|
|
|
2876 if (n2 == 0) /* give an error message? */
|
|
|
2877 n1 = 0;
|
|
|
2878 else
|
|
|
2879 n1 = n1 % n2;
|
|
|
2880 }
|
|
71
|
2881 rettv->v_type = VAR_NUMBER;
|
|
|
2882 rettv->vval.v_number = n1;
|
|
7
|
2883 }
|
|
|
2884 }
|
|
|
2885
|
|
|
2886 return OK;
|
|
|
2887 }
|
|
|
2888
|
|
|
2889 /*
|
|
|
2890 * Handle sixth level expression:
|
|
|
2891 * number number constant
|
|
|
2892 * "string" string contstant
|
|
|
2893 * 'string' literal string contstant
|
|
|
2894 * &option-name option value
|
|
|
2895 * @r register contents
|
|
|
2896 * identifier variable value
|
|
|
2897 * function() function call
|
|
|
2898 * $VAR environment variable
|
|
|
2899 * (expression) nested expression
|
|
|
2900 *
|
|
|
2901 * Also handle:
|
|
|
2902 * ! in front logical NOT
|
|
|
2903 * - in front unary minus
|
|
|
2904 * + in front unary plus (ignored)
|
|
|
2905 * trailing [] subscript in String
|
|
|
2906 *
|
|
|
2907 * "arg" must point to the first non-white of the expression.
|
|
|
2908 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2909 *
|
|
|
2910 * Return OK or FAIL.
|
|
|
2911 */
|
|
|
2912 static int
|
|
71
|
2913 eval7(arg, rettv, evaluate)
|
|
7
|
2914 char_u **arg;
|
|
71
|
2915 typeval *rettv;
|
|
7
|
2916 int evaluate;
|
|
|
2917 {
|
|
|
2918 long n;
|
|
|
2919 int len;
|
|
|
2920 char_u *s;
|
|
|
2921 int val;
|
|
|
2922 char_u *start_leader, *end_leader;
|
|
|
2923 int ret = OK;
|
|
|
2924 char_u *alias;
|
|
|
2925
|
|
|
2926 /*
|
|
71
|
2927 * Initialise variable so that clear_tv() can't mistake this for a
|
|
56
|
2928 * string and free a string that isn't there.
|
|
7
|
2929 */
|
|
71
|
2930 rettv->v_type = VAR_UNKNOWN;
|
|
7
|
2931
|
|
|
2932 /*
|
|
|
2933 * Skip '!' and '-' characters. They are handled later.
|
|
|
2934 */
|
|
|
2935 start_leader = *arg;
|
|
|
2936 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
2937 *arg = skipwhite(*arg + 1);
|
|
|
2938 end_leader = *arg;
|
|
|
2939
|
|
|
2940 switch (**arg)
|
|
|
2941 {
|
|
|
2942 /*
|
|
|
2943 * Number constant.
|
|
|
2944 */
|
|
|
2945 case '0':
|
|
|
2946 case '1':
|
|
|
2947 case '2':
|
|
|
2948 case '3':
|
|
|
2949 case '4':
|
|
|
2950 case '5':
|
|
|
2951 case '6':
|
|
|
2952 case '7':
|
|
|
2953 case '8':
|
|
|
2954 case '9':
|
|
|
2955 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
2956 *arg += len;
|
|
|
2957 if (evaluate)
|
|
|
2958 {
|
|
71
|
2959 rettv->v_type = VAR_NUMBER;
|
|
|
2960 rettv->vval.v_number = n;
|
|
7
|
2961 }
|
|
|
2962 break;
|
|
|
2963
|
|
|
2964 /*
|
|
|
2965 * String constant: "string".
|
|
|
2966 */
|
|
71
|
2967 case '"': ret = get_string_tv(arg, rettv, evaluate);
|
|
7
|
2968 break;
|
|
|
2969
|
|
|
2970 /*
|
|
|
2971 * Literal string constant: 'string'.
|
|
|
2972 */
|
|
71
|
2973 case '\'': ret = get_lit_string_tv(arg, rettv, evaluate);
|
|
56
|
2974 break;
|
|
|
2975
|
|
|
2976 /*
|
|
|
2977 * List: [expr, expr]
|
|
|
2978 */
|
|
71
|
2979 case '[': ret = get_list_tv(arg, rettv, evaluate);
|
|
7
|
2980 break;
|
|
|
2981
|
|
|
2982 /*
|
|
|
2983 * Option value: &name
|
|
|
2984 */
|
|
71
|
2985 case '&': ret = get_option_tv(arg, rettv, evaluate);
|
|
7
|
2986 break;
|
|
|
2987
|
|
|
2988 /*
|
|
|
2989 * Environment variable: $VAR.
|
|
|
2990 */
|
|
71
|
2991 case '$': ret = get_env_tv(arg, rettv, evaluate);
|
|
7
|
2992 break;
|
|
|
2993
|
|
|
2994 /*
|
|
|
2995 * Register contents: @r.
|
|
|
2996 */
|
|
|
2997 case '@': ++*arg;
|
|
|
2998 if (evaluate)
|
|
|
2999 {
|
|
71
|
3000 rettv->v_type = VAR_STRING;
|
|
|
3001 rettv->vval.v_string = get_reg_contents(**arg, FALSE);
|
|
7
|
3002 }
|
|
|
3003 if (**arg != NUL)
|
|
|
3004 ++*arg;
|
|
|
3005 break;
|
|
|
3006
|
|
|
3007 /*
|
|
|
3008 * nested expression: (expression).
|
|
|
3009 */
|
|
|
3010 case '(': *arg = skipwhite(*arg + 1);
|
|
71
|
3011 ret = eval1(arg, rettv, evaluate); /* recursive! */
|
|
7
|
3012 if (**arg == ')')
|
|
|
3013 ++*arg;
|
|
|
3014 else if (ret == OK)
|
|
|
3015 {
|
|
|
3016 EMSG(_("E110: Missing ')'"));
|
|
71
|
3017 clear_tv(rettv);
|
|
7
|
3018 ret = FAIL;
|
|
|
3019 }
|
|
|
3020 break;
|
|
|
3021
|
|
|
3022 /*
|
|
|
3023 * Must be a variable or function name then.
|
|
|
3024 */
|
|
|
3025 default: s = *arg;
|
|
|
3026 len = get_func_len(arg, &alias, evaluate);
|
|
|
3027 if (alias != NULL)
|
|
|
3028 s = alias;
|
|
|
3029
|
|
|
3030 if (len == 0)
|
|
|
3031 ret = FAIL;
|
|
|
3032 else
|
|
|
3033 {
|
|
|
3034 if (**arg == '(') /* recursive! */
|
|
|
3035 {
|
|
56
|
3036 /* If "s" is the name of a variable of type VAR_FUNC
|
|
|
3037 * use its contents. */
|
|
|
3038 s = deref_func_name(s, &len);
|
|
|
3039
|
|
|
3040 /* Invoke the function. */
|
|
71
|
3041 ret = get_func_tv(s, len, rettv, arg,
|
|
7
|
3042 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
3043 &len, evaluate);
|
|
|
3044 /* Stop the expression evaluation when immediately
|
|
|
3045 * aborting on error, or when an interrupt occurred or
|
|
|
3046 * an exception was thrown but not caught. */
|
|
|
3047 if (aborting())
|
|
|
3048 {
|
|
|
3049 if (ret == OK)
|
|
71
|
3050 clear_tv(rettv);
|
|
7
|
3051 ret = FAIL;
|
|
|
3052 }
|
|
|
3053 }
|
|
|
3054 else if (evaluate)
|
|
71
|
3055 ret = get_var_tv(s, len, rettv);
|
|
7
|
3056 }
|
|
|
3057
|
|
|
3058 if (alias != NULL)
|
|
|
3059 vim_free(alias);
|
|
|
3060
|
|
|
3061 break;
|
|
|
3062 }
|
|
|
3063 *arg = skipwhite(*arg);
|
|
|
3064
|
|
|
3065 /*
|
|
56
|
3066 * Handle expr[expr] and expr[expr:expr] subscript.
|
|
7
|
3067 */
|
|
56
|
3068 while (**arg == '[' && ret == OK)
|
|
|
3069 {
|
|
71
|
3070 if (eval_index(arg, rettv, evaluate) == FAIL)
|
|
|
3071 {
|
|
|
3072 clear_tv(rettv);
|
|
7
|
3073 return FAIL;
|
|
|
3074 }
|
|
|
3075 }
|
|
|
3076
|
|
|
3077 /*
|
|
|
3078 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
3079 */
|
|
|
3080 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
3081 {
|
|
71
|
3082 val = get_tv_number(rettv);
|
|
7
|
3083 while (end_leader > start_leader)
|
|
|
3084 {
|
|
|
3085 --end_leader;
|
|
|
3086 if (*end_leader == '!')
|
|
|
3087 val = !val;
|
|
|
3088 else if (*end_leader == '-')
|
|
|
3089 val = -val;
|
|
|
3090 }
|
|
71
|
3091 clear_tv(rettv);
|
|
|
3092 rettv->v_type = VAR_NUMBER;
|
|
|
3093 rettv->vval.v_number = val;
|
|
7
|
3094 }
|
|
|
3095
|
|
|
3096 return ret;
|
|
|
3097 }
|
|
|
3098
|
|
|
3099 /*
|
|
56
|
3100 * Evaluate an "[expr]" or "[expr:expr]" index.
|
|
|
3101 * "*arg" points to the '['.
|
|
|
3102 * Returns FAIL or OK. "*arg" is advanced to after the ']'.
|
|
|
3103 */
|
|
|
3104 static int
|
|
71
|
3105 eval_index(arg, rettv, evaluate)
|
|
56
|
3106 char_u **arg;
|
|
71
|
3107 typeval *rettv;
|
|
56
|
3108 int evaluate;
|
|
|
3109 {
|
|
|
3110 int empty1 = FALSE, empty2 = FALSE;
|
|
|
3111 typeval var1, var2;
|
|
|
3112 long n1, n2 = 0;
|
|
|
3113 long len;
|
|
|
3114 int range;
|
|
|
3115 char_u *s;
|
|
|
3116
|
|
71
|
3117 if (rettv->v_type == VAR_FUNC)
|
|
56
|
3118 {
|
|
86
|
3119 EMSG(_("E695: Cannot index a Funcref"));
|
|
56
|
3120 return FAIL;
|
|
|
3121 }
|
|
|
3122
|
|
|
3123 /*
|
|
|
3124 * Get the (first) variable from inside the [].
|
|
|
3125 */
|
|
|
3126 *arg = skipwhite(*arg + 1);
|
|
|
3127 if (**arg == ':')
|
|
|
3128 empty1 = TRUE;
|
|
|
3129 else if (eval1(arg, &var1, evaluate) == FAIL) /* recursive! */
|
|
|
3130 return FAIL;
|
|
|
3131
|
|
|
3132 /*
|
|
|
3133 * Get the second variable from inside the [:].
|
|
|
3134 */
|
|
|
3135 if (**arg == ':')
|
|
|
3136 {
|
|
|
3137 range = TRUE;
|
|
|
3138 *arg = skipwhite(*arg + 1);
|
|
|
3139 if (**arg == ']')
|
|
|
3140 empty2 = TRUE;
|
|
|
3141 else if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
3142 {
|
|
71
|
3143 clear_tv(&var1);
|
|
56
|
3144 return FAIL;
|
|
|
3145 }
|
|
|
3146 }
|
|
|
3147 else
|
|
|
3148 range = FALSE;
|
|
|
3149
|
|
|
3150 /* Check for the ']'. */
|
|
|
3151 if (**arg != ']')
|
|
|
3152 {
|
|
71
|
3153 EMSG(_(e_missbrac));
|
|
|
3154 clear_tv(&var1);
|
|
56
|
3155 if (range)
|
|
71
|
3156 clear_tv(&var2);
|
|
56
|
3157 return FAIL;
|
|
|
3158 }
|
|
|
3159
|
|
|
3160 if (evaluate)
|
|
|
3161 {
|
|
|
3162 if (empty1)
|
|
|
3163 n1 = 0;
|
|
|
3164 else
|
|
|
3165 {
|
|
71
|
3166 n1 = get_tv_number(&var1);
|
|
|
3167 clear_tv(&var1);
|
|
56
|
3168 }
|
|
|
3169 if (range)
|
|
|
3170 {
|
|
|
3171 if (empty2)
|
|
|
3172 n2 = -1;
|
|
|
3173 else
|
|
|
3174 {
|
|
71
|
3175 n2 = get_tv_number(&var2);
|
|
|
3176 clear_tv(&var2);
|
|
|
3177 }
|
|
|
3178 }
|
|
|
3179
|
|
|
3180 switch (rettv->v_type)
|
|
56
|
3181 {
|
|
|
3182 case VAR_NUMBER:
|
|
|
3183 case VAR_STRING:
|
|
71
|
3184 s = get_tv_string(rettv);
|
|
56
|
3185 len = (long)STRLEN(s);
|
|
|
3186 if (range)
|
|
|
3187 {
|
|
|
3188 /* The resulting variable is a substring. If the indexes
|
|
|
3189 * are out of range the result is empty. */
|
|
|
3190 if (n1 < 0)
|
|
|
3191 {
|
|
|
3192 n1 = len + n1;
|
|
|
3193 if (n1 < 0)
|
|
|
3194 n1 = 0;
|
|
|
3195 }
|
|
|
3196 if (n2 < 0)
|
|
|
3197 n2 = len + n2;
|
|
|
3198 else if (n2 >= len)
|
|
|
3199 n2 = len;
|
|
|
3200 if (n1 >= len || n2 < 0 || n1 > n2)
|
|
|
3201 s = NULL;
|
|
|
3202 else
|
|
|
3203 s = vim_strnsave(s + n1, (int)(n2 - n1 + 1));
|
|
|
3204 }
|
|
|
3205 else
|
|
|
3206 {
|
|
|
3207 /* The resulting variable is a string of a single
|
|
|
3208 * character. If the index is too big or negative the
|
|
|
3209 * result is empty. */
|
|
|
3210 if (n1 >= len || n1 < 0)
|
|
|
3211 s = NULL;
|
|
|
3212 else
|
|
|
3213 s = vim_strnsave(s + n1, 1);
|
|
|
3214 }
|
|
71
|
3215 clear_tv(rettv);
|
|
|
3216 rettv->v_type = VAR_STRING;
|
|
|
3217 rettv->vval.v_string = s;
|
|
56
|
3218 break;
|
|
|
3219
|
|
|
3220 case VAR_LIST:
|
|
71
|
3221 len = list_len(rettv->vval.v_list);
|
|
56
|
3222 if (n1 < 0)
|
|
|
3223 n1 = len + n1;
|
|
|
3224 if (!empty1 && (n1 < 0 || n1 >= len))
|
|
|
3225 {
|
|
|
3226 EMSGN(_(e_listidx), n1);
|
|
|
3227 return FAIL;
|
|
|
3228 }
|
|
|
3229 if (range)
|
|
|
3230 {
|
|
|
3231 listvar *l;
|
|
|
3232 listitem *item;
|
|
|
3233
|
|
|
3234 if (n2 < 0)
|
|
|
3235 n2 = len + n2;
|
|
|
3236 if (!empty2 && (n2 < 0 || n2 >= len || n2 < n1))
|
|
|
3237 {
|
|
|
3238 EMSGN(_(e_listidx), n2);
|
|
|
3239 return FAIL;
|
|
|
3240 }
|
|
|
3241 l = list_alloc();
|
|
|
3242 if (l == NULL)
|
|
|
3243 return FAIL;
|
|
71
|
3244 for (item = list_find(rettv->vval.v_list, n1);
|
|
56
|
3245 n1 <= n2; ++n1)
|
|
|
3246 {
|
|
|
3247 if (list_append_tv(l, &item->li_tv) == FAIL)
|
|
|
3248 {
|
|
|
3249 list_free(l);
|
|
|
3250 return FAIL;
|
|
|
3251 }
|
|
|
3252 item = item->li_next;
|
|
|
3253 }
|
|
71
|
3254 clear_tv(rettv);
|
|
|
3255 rettv->v_type = VAR_LIST;
|
|
|
3256 rettv->vval.v_list = l;
|
|
83
|
3257 ++l->lv_refcount;
|
|
56
|
3258 }
|
|
|
3259 else
|
|
|
3260 {
|
|
71
|
3261 copy_tv(&list_find(rettv->vval.v_list, n1)->li_tv,
|
|
56
|
3262 &var1);
|
|
71
|
3263 clear_tv(rettv);
|
|
|
3264 *rettv = var1;
|
|
56
|
3265 }
|
|
|
3266 break;
|
|
|
3267 }
|
|
|
3268 }
|
|
|
3269
|
|
|
3270 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
3271 return OK;
|
|
|
3272 }
|
|
|
3273
|
|
|
3274 /*
|
|
7
|
3275 * Get an option value.
|
|
|
3276 * "arg" points to the '&' or '+' before the option name.
|
|
|
3277 * "arg" is advanced to character after the option name.
|
|
|
3278 * Return OK or FAIL.
|
|
|
3279 */
|
|
|
3280 static int
|
|
71
|
3281 get_option_tv(arg, rettv, evaluate)
|
|
7
|
3282 char_u **arg;
|
|
71
|
3283 typeval *rettv; /* when NULL, only check if option exists */
|
|
7
|
3284 int evaluate;
|
|
|
3285 {
|
|
|
3286 char_u *option_end;
|
|
|
3287 long numval;
|
|
|
3288 char_u *stringval;
|
|
|
3289 int opt_type;
|
|
|
3290 int c;
|
|
|
3291 int working = (**arg == '+'); /* has("+option") */
|
|
|
3292 int ret = OK;
|
|
|
3293 int opt_flags;
|
|
|
3294
|
|
|
3295 /*
|
|
|
3296 * Isolate the option name and find its value.
|
|
|
3297 */
|
|
|
3298 option_end = find_option_end(arg, &opt_flags);
|
|
|
3299 if (option_end == NULL)
|
|
|
3300 {
|
|
71
|
3301 if (rettv != NULL)
|
|
7
|
3302 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
3303 return FAIL;
|
|
|
3304 }
|
|
|
3305
|
|
|
3306 if (!evaluate)
|
|
|
3307 {
|
|
|
3308 *arg = option_end;
|
|
|
3309 return OK;
|
|
|
3310 }
|
|
|
3311
|
|
|
3312 c = *option_end;
|
|
|
3313 *option_end = NUL;
|
|
|
3314 opt_type = get_option_value(*arg, &numval,
|
|
71
|
3315 rettv == NULL ? NULL : &stringval, opt_flags);
|
|
7
|
3316
|
|
|
3317 if (opt_type == -3) /* invalid name */
|
|
|
3318 {
|
|
71
|
3319 if (rettv != NULL)
|
|
7
|
3320 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
3321 ret = FAIL;
|
|
|
3322 }
|
|
71
|
3323 else if (rettv != NULL)
|
|
7
|
3324 {
|
|
|
3325 if (opt_type == -2) /* hidden string option */
|
|
|
3326 {
|
|
71
|
3327 rettv->v_type = VAR_STRING;
|
|
|
3328 rettv->vval.v_string = NULL;
|
|
7
|
3329 }
|
|
|
3330 else if (opt_type == -1) /* hidden number option */
|
|
|
3331 {
|
|
71
|
3332 rettv->v_type = VAR_NUMBER;
|
|
|
3333 rettv->vval.v_number = 0;
|
|
7
|
3334 }
|
|
|
3335 else if (opt_type == 1) /* number option */
|
|
|
3336 {
|
|
71
|
3337 rettv->v_type = VAR_NUMBER;
|
|
|
3338 rettv->vval.v_number = numval;
|
|
7
|
3339 }
|
|
|
3340 else /* string option */
|
|
|
3341 {
|
|
71
|
3342 rettv->v_type = VAR_STRING;
|
|
|
3343 rettv->vval.v_string = stringval;
|
|
7
|
3344 }
|
|
|
3345 }
|
|
|
3346 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
3347 ret = FAIL;
|
|
|
3348
|
|
|
3349 *option_end = c; /* put back for error messages */
|
|
|
3350 *arg = option_end;
|
|
|
3351
|
|
|
3352 return ret;
|
|
|
3353 }
|
|
|
3354
|
|
|
3355 /*
|
|
|
3356 * Allocate a variable for a string constant.
|
|
|
3357 * Return OK or FAIL.
|
|
|
3358 */
|
|
|
3359 static int
|
|
71
|
3360 get_string_tv(arg, rettv, evaluate)
|
|
7
|
3361 char_u **arg;
|
|
71
|
3362 typeval *rettv;
|
|
7
|
3363 int evaluate;
|
|
|
3364 {
|
|
|
3365 char_u *p;
|
|
|
3366 char_u *name;
|
|
|
3367 int i;
|
|
|
3368 int extra = 0;
|
|
|
3369
|
|
|
3370 /*
|
|
|
3371 * Find the end of the string, skipping backslashed characters.
|
|
|
3372 */
|
|
39
|
3373 for (p = *arg + 1; *p && *p != '"'; mb_ptr_adv(p))
|
|
7
|
3374 {
|
|
|
3375 if (*p == '\\' && p[1] != NUL)
|
|
|
3376 {
|
|
|
3377 ++p;
|
|
|
3378 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
3379 * to 6 characters: reserve space for 2 extra */
|
|
|
3380 if (*p == '<')
|
|
|
3381 extra += 2;
|
|
|
3382 }
|
|
|
3383 }
|
|
|
3384
|
|
|
3385 if (*p != '"')
|
|
|
3386 {
|
|
|
3387 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
3388 return FAIL;
|
|
|
3389 }
|
|
|
3390
|
|
|
3391 /* If only parsing, set *arg and return here */
|
|
|
3392 if (!evaluate)
|
|
|
3393 {
|
|
|
3394 *arg = p + 1;
|
|
|
3395 return OK;
|
|
|
3396 }
|
|
|
3397
|
|
|
3398 /*
|
|
|
3399 * Copy the string into allocated memory, handling backslashed
|
|
|
3400 * characters.
|
|
|
3401 */
|
|
|
3402 name = alloc((unsigned)(p - *arg + extra));
|
|
|
3403 if (name == NULL)
|
|
|
3404 return FAIL;
|
|
|
3405
|
|
|
3406 i = 0;
|
|
|
3407 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
3408 {
|
|
|
3409 if (*p == '\\')
|
|
|
3410 {
|
|
|
3411 switch (*++p)
|
|
|
3412 {
|
|
|
3413 case 'b': name[i++] = BS; break;
|
|
|
3414 case 'e': name[i++] = ESC; break;
|
|
|
3415 case 'f': name[i++] = FF; break;
|
|
|
3416 case 'n': name[i++] = NL; break;
|
|
|
3417 case 'r': name[i++] = CAR; break;
|
|
|
3418 case 't': name[i++] = TAB; break;
|
|
|
3419
|
|
|
3420 case 'X': /* hex: "\x1", "\x12" */
|
|
|
3421 case 'x':
|
|
|
3422 case 'u': /* Unicode: "\u0023" */
|
|
|
3423 case 'U':
|
|
|
3424 if (vim_isxdigit(p[1]))
|
|
|
3425 {
|
|
|
3426 int n, nr;
|
|
|
3427 int c = toupper(*p);
|
|
|
3428
|
|
|
3429 if (c == 'X')
|
|
|
3430 n = 2;
|
|
|
3431 else
|
|
|
3432 n = 4;
|
|
|
3433 nr = 0;
|
|
|
3434 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
3435 {
|
|
|
3436 ++p;
|
|
|
3437 nr = (nr << 4) + hex2nr(*p);
|
|
|
3438 }
|
|
|
3439 #ifdef FEAT_MBYTE
|
|
|
3440 /* For "\u" store the number according to
|
|
|
3441 * 'encoding'. */
|
|
|
3442 if (c != 'X')
|
|
|
3443 i += (*mb_char2bytes)(nr, name + i);
|
|
|
3444 else
|
|
|
3445 #endif
|
|
|
3446 name[i++] = nr;
|
|
|
3447 }
|
|
|
3448 else
|
|
|
3449 name[i++] = *p;
|
|
|
3450 break;
|
|
|
3451
|
|
|
3452 /* octal: "\1", "\12", "\123" */
|
|
|
3453 case '0':
|
|
|
3454 case '1':
|
|
|
3455 case '2':
|
|
|
3456 case '3':
|
|
|
3457 case '4':
|
|
|
3458 case '5':
|
|
|
3459 case '6':
|
|
|
3460 case '7': name[i] = *p - '0';
|
|
|
3461 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3462 {
|
|
|
3463 ++p;
|
|
|
3464 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3465 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3466 {
|
|
|
3467 ++p;
|
|
|
3468 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3469 }
|
|
|
3470 }
|
|
|
3471 ++i;
|
|
|
3472 break;
|
|
|
3473
|
|
|
3474 /* Special key, e.g.: "\<C-W>" */
|
|
|
3475 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
3476 if (extra != 0)
|
|
|
3477 {
|
|
|
3478 i += extra;
|
|
|
3479 --p;
|
|
|
3480 break;
|
|
|
3481 }
|
|
|
3482 /* FALLTHROUGH */
|
|
|
3483
|
|
|
3484 default: name[i++] = *p;
|
|
|
3485 break;
|
|
|
3486 }
|
|
|
3487 }
|
|
|
3488 else
|
|
|
3489 name[i++] = *p;
|
|
|
3490
|
|
|
3491 #ifdef FEAT_MBYTE
|
|
|
3492 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
3493 if (has_mbyte)
|
|
|
3494 {
|
|
|
3495 int l = (*mb_ptr2len_check)(p);
|
|
|
3496
|
|
|
3497 while (--l > 0)
|
|
|
3498 name[i++] = *++p;
|
|
|
3499 }
|
|
|
3500 #endif
|
|
|
3501 }
|
|
|
3502 name[i] = NUL;
|
|
|
3503 *arg = p + 1;
|
|
|
3504
|
|
71
|
3505 rettv->v_type = VAR_STRING;
|
|
|
3506 rettv->vval.v_string = name;
|
|
7
|
3507
|
|
|
3508 return OK;
|
|
|
3509 }
|
|
|
3510
|
|
|
3511 /*
|
|
|
3512 * Allocate a variable for an backtick-string constant.
|
|
|
3513 * Return OK or FAIL.
|
|
|
3514 */
|
|
|
3515 static int
|
|
71
|
3516 get_lit_string_tv(arg, rettv, evaluate)
|
|
7
|
3517 char_u **arg;
|
|
71
|
3518 typeval *rettv;
|
|
7
|
3519 int evaluate;
|
|
|
3520 {
|
|
|
3521 char_u *p;
|
|
|
3522 char_u *name;
|
|
|
3523
|
|
|
3524 /*
|
|
|
3525 * Find the end of the string.
|
|
|
3526 */
|
|
|
3527 p = vim_strchr(*arg + 1, '\'');
|
|
|
3528 if (p == NULL)
|
|
|
3529 {
|
|
|
3530 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
3531 return FAIL;
|
|
|
3532 }
|
|
|
3533
|
|
|
3534 if (evaluate)
|
|
|
3535 {
|
|
|
3536 /*
|
|
|
3537 * Copy the string into allocated memory.
|
|
|
3538 */
|
|
|
3539 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
3540 if (name == NULL)
|
|
|
3541 return FAIL;
|
|
|
3542
|
|
71
|
3543 rettv->v_type = VAR_STRING;
|
|
|
3544 rettv->vval.v_string = name;
|
|
7
|
3545 }
|
|
|
3546
|
|
|
3547 *arg = p + 1;
|
|
|
3548
|
|
|
3549 return OK;
|
|
|
3550 }
|
|
|
3551
|
|
|
3552 /*
|
|
56
|
3553 * Allocate a variable for a List and fill it from "*arg".
|
|
|
3554 * Return OK or FAIL.
|
|
|
3555 */
|
|
|
3556 static int
|
|
71
|
3557 get_list_tv(arg, rettv, evaluate)
|
|
56
|
3558 char_u **arg;
|
|
71
|
3559 typeval *rettv;
|
|
56
|
3560 int evaluate;
|
|
|
3561 {
|
|
|
3562 listvar *l = NULL;
|
|
|
3563 typeval tv;
|
|
|
3564 listitem *item;
|
|
|
3565
|
|
|
3566 if (evaluate)
|
|
|
3567 {
|
|
|
3568 l = list_alloc();
|
|
|
3569 if (l == NULL)
|
|
|
3570 return FAIL;
|
|
|
3571 }
|
|
|
3572
|
|
|
3573 *arg = skipwhite(*arg + 1);
|
|
|
3574 while (**arg != ']' && **arg != NUL)
|
|
|
3575 {
|
|
|
3576 if (eval1(arg, &tv, evaluate) == FAIL) /* recursive! */
|
|
|
3577 goto failret;
|
|
|
3578 if (evaluate)
|
|
|
3579 {
|
|
|
3580 item = listitem_alloc();
|
|
|
3581 if (item != NULL)
|
|
|
3582 {
|
|
|
3583 item->li_tv = tv;
|
|
|
3584 list_append(l, item);
|
|
|
3585 }
|
|
|
3586 }
|
|
|
3587
|
|
|
3588 if (**arg == ']')
|
|
|
3589 break;
|
|
|
3590 if (**arg != ',')
|
|
|
3591 {
|
|
86
|
3592 EMSG2(_("E696: Missing comma in list: %s"), *arg);
|
|
56
|
3593 goto failret;
|
|
|
3594 }
|
|
|
3595 *arg = skipwhite(*arg + 1);
|
|
|
3596 }
|
|
|
3597
|
|
|
3598 if (**arg != ']')
|
|
|
3599 {
|
|
86
|
3600 EMSG2(_("E697: Missing end of list ']': %s"), *arg);
|
|
56
|
3601 failret:
|
|
|
3602 if (evaluate)
|
|
|
3603 list_free(l);
|
|
|
3604 return FAIL;
|
|
|
3605 }
|
|
|
3606
|
|
|
3607 *arg = skipwhite(*arg + 1);
|
|
|
3608 if (evaluate)
|
|
|
3609 {
|
|
71
|
3610 rettv->v_type = VAR_LIST;
|
|
|
3611 rettv->vval.v_list = l;
|
|
56
|
3612 ++l->lv_refcount;
|
|
|
3613 }
|
|
|
3614
|
|
|
3615 return OK;
|
|
|
3616 }
|
|
|
3617
|
|
|
3618 /*
|
|
|
3619 * Allocate an empty header for a list.
|
|
|
3620 */
|
|
|
3621 static listvar *
|
|
|
3622 list_alloc()
|
|
|
3623 {
|
|
|
3624 return (listvar *)alloc_clear(sizeof(listvar));
|
|
|
3625 }
|
|
|
3626
|
|
|
3627 /*
|
|
|
3628 * Unreference a list: decrement the reference count and free it when it
|
|
|
3629 * becomes zero.
|
|
|
3630 */
|
|
|
3631 static void
|
|
|
3632 list_unref(l)
|
|
|
3633 listvar *l;
|
|
|
3634 {
|
|
|
3635 if (l != NULL && --l->lv_refcount <= 0)
|
|
|
3636 list_free(l);
|
|
|
3637 }
|
|
|
3638
|
|
|
3639 /*
|
|
|
3640 * Free a list, including all items it points to.
|
|
|
3641 * Ignores the reference count.
|
|
|
3642 */
|
|
|
3643 static void
|
|
|
3644 list_free(l)
|
|
|
3645 listvar *l;
|
|
|
3646 {
|
|
|
3647 listitem *item;
|
|
|
3648 listitem *next;
|
|
|
3649
|
|
|
3650 for (item = l->lv_first; item != NULL; item = next)
|
|
|
3651 {
|
|
|
3652 next = item->li_next;
|
|
|
3653 listitem_free(item);
|
|
|
3654 }
|
|
|
3655 vim_free(l);
|
|
|
3656 }
|
|
|
3657
|
|
|
3658 /*
|
|
|
3659 * Allocate a list item.
|
|
|
3660 */
|
|
|
3661 static listitem *
|
|
|
3662 listitem_alloc()
|
|
|
3663 {
|
|
|
3664 return (listitem *)alloc(sizeof(listitem));
|
|
|
3665 }
|
|
|
3666
|
|
|
3667 /*
|
|
76
|
3668 * Free a list item. Also clears the value. Does not notify watchers.
|
|
56
|
3669 */
|
|
|
3670 static void
|
|
|
3671 listitem_free(item)
|
|
|
3672 listitem *item;
|
|
|
3673 {
|
|
71
|
3674 clear_tv(&item->li_tv);
|
|
56
|
3675 vim_free(item);
|
|
|
3676 }
|
|
|
3677
|
|
|
3678 /*
|
|
|
3679 * Get the number of items in a list.
|
|
|
3680 */
|
|
|
3681 static long
|
|
|
3682 list_len(l)
|
|
|
3683 listvar *l;
|
|
|
3684 {
|
|
|
3685 listitem *item;
|
|
|
3686 long len = 0;
|
|
|
3687
|
|
|
3688 if (l == NULL)
|
|
|
3689 return 0L;
|
|
|
3690 for (item = l->lv_first; item != NULL; item = item->li_next)
|
|
|
3691 ++len;
|
|
|
3692 return len;
|
|
|
3693 }
|
|
|
3694
|
|
|
3695 /*
|
|
80
|
3696 * Return TRUE when two lists have exactly the same values.
|
|
|
3697 */
|
|
|
3698 static int
|
|
|
3699 list_equal(l1, l2, ic)
|
|
|
3700 listvar *l1;
|
|
|
3701 listvar *l2;
|
|
|
3702 int ic; /* ignore case for strings */
|
|
|
3703 {
|
|
|
3704 listitem *item1, *item2;
|
|
|
3705
|
|
|
3706 for (item1 = l1->lv_first, item2 = l2->lv_first;
|
|
|
3707 item1 != NULL && item2 != NULL;
|
|
|
3708 item1 = item1->li_next, item2 = item2->li_next)
|
|
|
3709 if (!tv_equal(&item1->li_tv, &item2->li_tv, ic))
|
|
|
3710 return FALSE;
|
|
|
3711 return item1 == NULL && item2 == NULL;
|
|
|
3712 }
|
|
|
3713
|
|
|
3714 /*
|
|
|
3715 * Return TRUE if "tv1" and "tv2" have the same value.
|
|
|
3716 * Compares the items just like "==" would compare them.
|
|
|
3717 */
|
|
|
3718 static int
|
|
|
3719 tv_equal(tv1, tv2, ic)
|
|
|
3720 typeval *tv1;
|
|
|
3721 typeval *tv2;
|
|
|
3722 int ic; /* ignore case */
|
|
|
3723 {
|
|
|
3724 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
3725
|
|
|
3726 if (tv1->v_type == VAR_LIST || tv2->v_type == VAR_LIST)
|
|
|
3727 {
|
|
|
3728 /* recursive! */
|
|
|
3729 if (tv1->v_type != tv2->v_type
|
|
|
3730 || !list_equal(tv1->vval.v_list, tv2->vval.v_list, ic))
|
|
|
3731 return FALSE;
|
|
|
3732 }
|
|
|
3733 else if (tv1->v_type == VAR_FUNC || tv2->v_type == VAR_FUNC)
|
|
|
3734 {
|
|
|
3735 if (tv1->v_type != tv2->v_type
|
|
|
3736 || tv1->vval.v_string == NULL
|
|
|
3737 || tv2->vval.v_string == NULL
|
|
|
3738 || STRCMP(tv1->vval.v_string, tv2->vval.v_string) != 0)
|
|
|
3739 return FALSE;
|
|
|
3740 }
|
|
|
3741 else if (tv1->v_type == VAR_NUMBER || tv2->v_type == VAR_NUMBER)
|
|
|
3742 {
|
|
|
3743 if (get_tv_number(tv1) != get_tv_number(tv2))
|
|
|
3744 return FALSE;
|
|
|
3745 }
|
|
|
3746 else if (!ic && STRCMP(get_tv_string_buf(tv1, buf1),
|
|
|
3747 get_tv_string_buf(tv2, buf2)) != 0)
|
|
|
3748 return FALSE;
|
|
|
3749 else if (ic && STRICMP(get_tv_string_buf(tv1, buf1),
|
|
|
3750 get_tv_string_buf(tv2, buf2)) != 0)
|
|
|
3751 return FALSE;
|
|
|
3752 return TRUE;
|
|
|
3753 }
|
|
|
3754
|
|
|
3755 /*
|
|
56
|
3756 * Locate item with index "n" in list "l" and return it.
|
|
|
3757 * A negative index is counted from the end; -1 is the last item.
|
|
|
3758 * Returns NULL when "n" is out of range.
|
|
|
3759 */
|
|
|
3760 static listitem *
|
|
|
3761 list_find(l, n)
|
|
|
3762 listvar *l;
|
|
|
3763 long n;
|
|
|
3764 {
|
|
|
3765 listitem *item;
|
|
|
3766 long idx;
|
|
|
3767
|
|
|
3768 if (l == NULL)
|
|
|
3769 return NULL;
|
|
|
3770 if (n < 0)
|
|
|
3771 {
|
|
|
3772 idx = -1; /* search from the end */
|
|
|
3773 for (item = l->lv_last; item != NULL && idx > n; item = item->li_prev)
|
|
|
3774 --idx;
|
|
|
3775 }
|
|
|
3776 else
|
|
|
3777 {
|
|
|
3778 idx = 0; /* search from the start */
|
|
|
3779 for (item = l->lv_first; item != NULL && idx < n; item = item->li_next)
|
|
|
3780 ++idx;
|
|
|
3781 }
|
|
|
3782 if (idx != n)
|
|
|
3783 return NULL;
|
|
|
3784 return item;
|
|
|
3785 }
|
|
|
3786
|
|
|
3787 /*
|
|
80
|
3788 * Like list_find(), but also find an item just past the end.
|
|
|
3789 * "*ip" is the item to find.
|
|
|
3790 * When found "*ip" is set to zero, when not found "*ip" is non-zero.
|
|
|
3791 * Returns NULL when item not found or item is just past the end.
|
|
|
3792 */
|
|
|
3793 static listitem *
|
|
|
3794 list_find_ext(l, ip)
|
|
|
3795 listvar *l;
|
|
|
3796 long *ip;
|
|
|
3797 {
|
|
|
3798 long n;
|
|
|
3799 listitem *item;
|
|
|
3800
|
|
|
3801 if (*ip < 0)
|
|
|
3802 {
|
|
|
3803 /* Count from the end: -1 is before last item. */
|
|
|
3804 item = l->lv_last;
|
|
|
3805 for (n = *ip + 1; n < 0 && item != NULL; ++n)
|
|
|
3806 item = item->li_prev;
|
|
|
3807 if (item == NULL)
|
|
|
3808 n = 1; /* error! */
|
|
|
3809 }
|
|
|
3810 else
|
|
|
3811 {
|
|
|
3812 item = l->lv_first;
|
|
|
3813 for (n = *ip; n > 0 && item != NULL; --n)
|
|
|
3814 item = item->li_next;
|
|
|
3815 }
|
|
|
3816 *ip = n;
|
|
|
3817 return item;
|
|
|
3818 }
|
|
|
3819
|
|
|
3820 /*
|
|
56
|
3821 * Append item "item" to the end of list "l".
|
|
|
3822 */
|
|
|
3823 static void
|
|
|
3824 list_append(l, item)
|
|
|
3825 listvar *l;
|
|
|
3826 listitem *item;
|
|
|
3827 {
|
|
|
3828 if (l->lv_last == NULL)
|
|
|
3829 {
|
|
|
3830 /* empty list */
|
|
|
3831 l->lv_first = item;
|
|
|
3832 l->lv_last = item;
|
|
|
3833 item->li_prev = NULL;
|
|
|
3834 }
|
|
|
3835 else
|
|
|
3836 {
|
|
|
3837 l->lv_last->li_next = item;
|
|
|
3838 item->li_prev = l->lv_last;
|
|
|
3839 l->lv_last = item;
|
|
|
3840 }
|
|
|
3841 item->li_next = NULL;
|
|
|
3842 }
|
|
|
3843
|
|
|
3844 /*
|
|
|
3845 * Append typeval "tv" to the end of list "l".
|
|
80
|
3846 * Return FAIL when out of memory.
|
|
56
|
3847 */
|
|
|
3848 static int
|
|
|
3849 list_append_tv(l, tv)
|
|
|
3850 listvar *l;
|
|
|
3851 typeval *tv;
|
|
|
3852 {
|
|
|
3853 listitem *ni = listitem_alloc();
|
|
|
3854
|
|
|
3855 if (ni == NULL)
|
|
|
3856 return FAIL;
|
|
71
|
3857 copy_tv(tv, &ni->li_tv);
|
|
56
|
3858 list_append(l, ni);
|
|
|
3859 return OK;
|
|
|
3860 }
|
|
|
3861
|
|
|
3862 /*
|
|
80
|
3863 * Insert typeval "tv" in list "l" before "item".
|
|
|
3864 * If "item" is NULL append at the end.
|
|
|
3865 * Return FAIL when out of memory.
|
|
|
3866 */
|
|
|
3867 static int
|
|
|
3868 list_insert_tv(l, tv, item)
|
|
|
3869 listvar *l;
|
|
|
3870 typeval *tv;
|
|
|
3871 listitem *item;
|
|
|
3872 {
|
|
|
3873 listitem *ni = listitem_alloc();
|
|
|
3874
|
|
|
3875 if (ni == NULL)
|
|
|
3876 return FAIL;
|
|
|
3877 copy_tv(tv, &ni->li_tv);
|
|
|
3878 if (item == NULL)
|
|
|
3879 /* Append new item at end of list. */
|
|
|
3880 list_append(l, ni);
|
|
|
3881 else
|
|
|
3882 {
|
|
|
3883 /* Insert new item before existing item. */
|
|
|
3884 ni->li_prev = item->li_prev;
|
|
|
3885 ni->li_next = item;
|
|
|
3886 if (item->li_prev == NULL)
|
|
|
3887 l->lv_first = ni;
|
|
|
3888 else
|
|
|
3889 item->li_prev->li_next = ni;
|
|
|
3890 item->li_prev = ni;
|
|
|
3891 }
|
|
|
3892 return OK;
|
|
|
3893 }
|
|
|
3894
|
|
|
3895 /*
|
|
|
3896 * Extend "l1" with "l2".
|
|
|
3897 * If "bef" is NULL append at the end, otherwise insert before this item.
|
|
|
3898 * Returns FAIL when out of memory.
|
|
|
3899 */
|
|
|
3900 static int
|
|
|
3901 list_extend(l1, l2, bef)
|
|
|
3902 listvar *l1;
|
|
|
3903 listvar *l2;
|
|
|
3904 listitem *bef;
|
|
|
3905 {
|
|
|
3906 listitem *item;
|
|
|
3907
|
|
|
3908 for (item = l2->lv_first; item != NULL; item = item->li_next)
|
|
|
3909 if (list_insert_tv(l1, &item->li_tv, bef) == FAIL)
|
|
|
3910 return FAIL;
|
|
|
3911 return OK;
|
|
|
3912 }
|
|
|
3913
|
|
|
3914 /*
|
|
|
3915 * Concatenate lists "l1" and "l2" into a new list, stored in "tv".
|
|
|
3916 * Return FAIL when out of memory.
|
|
|
3917 */
|
|
|
3918 static int
|
|
|
3919 list_concat(l1, l2, tv)
|
|
|
3920 listvar *l1;
|
|
|
3921 listvar *l2;
|
|
|
3922 typeval *tv;
|
|
|
3923 {
|
|
|
3924 listvar *l;
|
|
|
3925
|
|
|
3926 /* make a copy of the first list. */
|
|
|
3927 l = list_copy(l1, FALSE);
|
|
|
3928 if (l == NULL)
|
|
|
3929 return FAIL;
|
|
|
3930 tv->v_type = VAR_LIST;
|
|
|
3931 tv->vval.v_list = l;
|
|
|
3932
|
|
|
3933 /* append all items from the second list */
|
|
|
3934 return list_extend(l, l2, NULL);
|
|
|
3935 }
|
|
|
3936
|
|
|
3937 /*
|
|
56
|
3938 * Make a copy of list "l". Shallow if "deep" is FALSE.
|
|
|
3939 * The refcount of the new list is set to 1.
|
|
|
3940 * Returns NULL when out of memory.
|
|
|
3941 */
|
|
|
3942 static listvar *
|
|
|
3943 list_copy(orig, deep)
|
|
|
3944 listvar *orig;
|
|
|
3945 int deep;
|
|
|
3946 {
|
|
|
3947 listvar *copy;
|
|
|
3948 listitem *item;
|
|
|
3949 listitem *ni;
|
|
|
3950 static int recurse = 0;
|
|
|
3951
|
|
|
3952 if (orig == NULL)
|
|
|
3953 return NULL;
|
|
|
3954 if (recurse >= VAR_LIST_MAXNEST)
|
|
|
3955 {
|
|
86
|
3956 EMSG(_("E698: List nested too deep for making a copy"));
|
|
56
|
3957 return NULL;
|
|
|
3958 }
|
|
|
3959 ++recurse;
|
|
|
3960
|
|
|
3961 copy = list_alloc();
|
|
|
3962 if (copy != NULL)
|
|
|
3963 {
|
|
|
3964 for (item = orig->lv_first; item != NULL; item = item->li_next)
|
|
|
3965 {
|
|
|
3966 ni = listitem_alloc();
|
|
|
3967 if (ni == NULL)
|
|
|
3968 break;
|
|
|
3969 if (deep && item->li_tv.v_type == VAR_LIST)
|
|
|
3970 {
|
|
|
3971 ni->li_tv.v_type = VAR_LIST;
|
|
|
3972 ni->li_tv.vval.v_list = list_copy(item->li_tv.vval.v_list,
|
|
|
3973 TRUE);
|
|
|
3974 if (ni->li_tv.vval.v_list == NULL)
|
|
|
3975 {
|
|
|
3976 vim_free(ni);
|
|
|
3977 break;
|
|
|
3978 }
|
|
|
3979 }
|
|
|
3980 else
|
|
71
|
3981 copy_tv(&item->li_tv, &ni->li_tv);
|
|
56
|
3982 list_append(copy, ni);
|
|
|
3983 }
|
|
|
3984 ++copy->lv_refcount;
|
|
|
3985 }
|
|
|
3986
|
|
|
3987 --recurse;
|
|
|
3988 return copy;
|
|
|
3989 }
|
|
|
3990
|
|
|
3991 /*
|
|
80
|
3992 * Remove items "item" to "item2" from list "l".
|
|
|
3993 */
|
|
|
3994 static void
|
|
|
3995 list_getrem(l, item, item2)
|
|
56
|
3996 listvar *l;
|
|
|
3997 listitem *item;
|
|
80
|
3998 listitem *item2;
|
|
|
3999 {
|
|
|
4000 listitem *ip;
|
|
|
4001
|
|
|
4002 /* notify watchers */
|
|
|
4003 for (ip = item; ip != NULL; ip = ip->li_next)
|
|
|
4004 {
|
|
|
4005 list_fix_watch(l, ip);
|
|
|
4006 if (ip == item2)
|
|
|
4007 break;
|
|
|
4008 }
|
|
|
4009
|
|
|
4010 if (item2->li_next == NULL)
|
|
|
4011 l->lv_last = item->li_prev;
|
|
|
4012 else
|
|
|
4013 item2->li_next->li_prev = item->li_prev;
|
|
|
4014 if (item->li_prev == NULL)
|
|
|
4015 l->lv_first = item2->li_next;
|
|
|
4016 else
|
|
|
4017 item->li_prev->li_next = item2->li_next;
|
|
56
|
4018 }
|
|
|
4019
|
|
|
4020 /*
|
|
|
4021 * Return an allocated string with the string representation of a list.
|
|
|
4022 * May return NULL.
|
|
|
4023 */
|
|
|
4024 static char_u *
|
|
|
4025 list2string(tv)
|
|
|
4026 typeval *tv;
|
|
|
4027 {
|
|
|
4028 garray_T ga;
|
|
|
4029 listitem *item;
|
|
|
4030 int first = TRUE;
|
|
|
4031 char_u *tofree;
|
|
|
4032 char_u *s;
|
|
80
|
4033 char_u numbuf[NUMBUFLEN];
|
|
56
|
4034
|
|
|
4035 if (tv->vval.v_list == NULL)
|
|
|
4036 return NULL;
|
|
|
4037 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
4038 ga_append(&ga, '[');
|
|
|
4039
|
|
|
4040 for (item = tv->vval.v_list->lv_first; item != NULL; item = item->li_next)
|
|
|
4041 {
|
|
|
4042 if (first)
|
|
|
4043 first = FALSE;
|
|
|
4044 else
|
|
|
4045 ga_concat(&ga, (char_u *)", ");
|
|
|
4046
|
|
80
|
4047 s = tv2string(&item->li_tv, &tofree, numbuf);
|
|
56
|
4048 if (s != NULL)
|
|
|
4049 ga_concat(&ga, s);
|
|
|
4050 vim_free(tofree);
|
|
|
4051 }
|
|
|
4052
|
|
|
4053 ga_append(&ga, ']');
|
|
|
4054 ga_append(&ga, NUL);
|
|
|
4055 return (char_u *)ga.ga_data;
|
|
|
4056 }
|
|
|
4057
|
|
|
4058 /*
|
|
|
4059 * Return a string with the string representation of a variable.
|
|
|
4060 * If the memory is allocated "tofree" is set to it, otherwise NULL.
|
|
80
|
4061 * "numbuf" is used for a number.
|
|
56
|
4062 * May return NULL;
|
|
|
4063 */
|
|
|
4064 static char_u *
|
|
80
|
4065 tv2string(tv, tofree, numbuf)
|
|
56
|
4066 typeval *tv;
|
|
|
4067 char_u **tofree;
|
|
80
|
4068 char_u *numbuf;
|
|
56
|
4069 {
|
|
|
4070 switch (tv->v_type)
|
|
|
4071 {
|
|
|
4072 case VAR_FUNC:
|
|
|
4073 *tofree = NULL;
|
|
|
4074 return tv->vval.v_string;
|
|
|
4075 case VAR_LIST:
|
|
|
4076 *tofree = list2string(tv);
|
|
|
4077 return *tofree;
|
|
71
|
4078 case VAR_STRING:
|
|
|
4079 case VAR_NUMBER:
|
|
|
4080 break;
|
|
56
|
4081 default:
|
|
71
|
4082 EMSG2(_(e_intern2), "tv2string()");
|
|
56
|
4083 }
|
|
|
4084 *tofree = NULL;
|
|
80
|
4085 return get_tv_string_buf(tv, numbuf);
|
|
56
|
4086 }
|
|
|
4087
|
|
|
4088 /*
|
|
7
|
4089 * Get the value of an environment variable.
|
|
|
4090 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
4091 * If the environment variable was not set, silently assume it is empty.
|
|
|
4092 * Always return OK.
|
|
|
4093 */
|
|
|
4094 static int
|
|
71
|
4095 get_env_tv(arg, rettv, evaluate)
|
|
7
|
4096 char_u **arg;
|
|
71
|
4097 typeval *rettv;
|
|
7
|
4098 int evaluate;
|
|
|
4099 {
|
|
|
4100 char_u *string = NULL;
|
|
|
4101 int len;
|
|
|
4102 int cc;
|
|
|
4103 char_u *name;
|
|
|
4104
|
|
|
4105 ++*arg;
|
|
|
4106 name = *arg;
|
|
|
4107 len = get_env_len(arg);
|
|
|
4108 if (evaluate)
|
|
|
4109 {
|
|
|
4110 if (len != 0)
|
|
|
4111 {
|
|
|
4112 cc = name[len];
|
|
|
4113 name[len] = NUL;
|
|
|
4114 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
4115 string = mch_getenv(name);
|
|
|
4116 if (string != NULL && *string != NUL)
|
|
|
4117 string = vim_strsave(string);
|
|
|
4118 else
|
|
|
4119 {
|
|
|
4120 /* next try expanding things like $VIM and ${HOME} */
|
|
|
4121 string = expand_env_save(name - 1);
|
|
|
4122 if (string != NULL && *string == '$')
|
|
|
4123 {
|
|
|
4124 vim_free(string);
|
|
|
4125 string = NULL;
|
|
|
4126 }
|
|
|
4127 }
|
|
|
4128 name[len] = cc;
|
|
|
4129 }
|
|
71
|
4130 rettv->v_type = VAR_STRING;
|
|
|
4131 rettv->vval.v_string = string;
|
|
7
|
4132 }
|
|
|
4133
|
|
|
4134 return OK;
|
|
|
4135 }
|
|
|
4136
|
|
|
4137 /*
|
|
|
4138 * Array with names and number of arguments of all internal functions
|
|
|
4139 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
4140 */
|
|
|
4141 static struct fst
|
|
|
4142 {
|
|
|
4143 char *f_name; /* function name */
|
|
|
4144 char f_min_argc; /* minimal number of arguments */
|
|
|
4145 char f_max_argc; /* maximal number of arguments */
|
|
56
|
4146 void (*f_func) __ARGS((typeval *args, typeval *rvar));
|
|
|
4147 /* implemenation of function */
|
|
7
|
4148 } functions[] =
|
|
|
4149 {
|
|
83
|
4150 {"add", 2, 2, f_add},
|
|
7
|
4151 {"append", 2, 2, f_append},
|
|
|
4152 {"argc", 0, 0, f_argc},
|
|
|
4153 {"argidx", 0, 0, f_argidx},
|
|
|
4154 {"argv", 1, 1, f_argv},
|
|
|
4155 {"browse", 4, 4, f_browse},
|
|
29
|
4156 {"browsedir", 2, 2, f_browsedir},
|
|
7
|
4157 {"bufexists", 1, 1, f_bufexists},
|
|
|
4158 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
4159 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
4160 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
4161 {"buflisted", 1, 1, f_buflisted},
|
|
|
4162 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
4163 {"bufname", 1, 1, f_bufname},
|
|
|
4164 {"bufnr", 1, 1, f_bufnr},
|
|
|
4165 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
4166 {"byte2line", 1, 1, f_byte2line},
|
|
18
|
4167 {"byteidx", 2, 2, f_byteidx},
|
|
80
|
4168 {"call", 2, 2, f_call},
|
|
7
|
4169 {"char2nr", 1, 1, f_char2nr},
|
|
|
4170 {"cindent", 1, 1, f_cindent},
|
|
|
4171 {"col", 1, 1, f_col},
|
|
|
4172 {"confirm", 1, 4, f_confirm},
|
|
56
|
4173 {"copy", 1, 1, f_copy},
|
|
80
|
4174 {"count", 2, 3, f_count},
|
|
7
|
4175 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
4176 {"cursor", 2, 2, f_cursor},
|
|
56
|
4177 {"deepcopy", 1, 1, f_deepcopy},
|
|
7
|
4178 {"delete", 1, 1, f_delete},
|
|
|
4179 {"did_filetype", 0, 0, f_did_filetype},
|
|
32
|
4180 {"diff_filler", 1, 1, f_diff_filler},
|
|
|
4181 {"diff_hlID", 2, 2, f_diff_hlID},
|
|
86
|
4182 {"empty", 1, 1, f_empty},
|
|
7
|
4183 {"escape", 2, 2, f_escape},
|
|
|
4184 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
4185 {"executable", 1, 1, f_executable},
|
|
|
4186 {"exists", 1, 1, f_exists},
|
|
|
4187 {"expand", 1, 2, f_expand},
|
|
80
|
4188 {"extend", 2, 3, f_extend},
|
|
7
|
4189 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
4190 {"filereadable", 1, 1, f_filereadable},
|
|
|
4191 {"filewritable", 1, 1, f_filewritable},
|
|
19
|
4192 {"finddir", 1, 3, f_finddir},
|
|
|
4193 {"findfile", 1, 3, f_findfile},
|
|
7
|
4194 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
4195 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
4196 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
4197 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
4198 {"foldtext", 0, 0, f_foldtext},
|
|
29
|
4199 {"foldtextresult", 1, 1, f_foldtextresult},
|
|
7
|
4200 {"foreground", 0, 0, f_foreground},
|
|
56
|
4201 {"function", 1, 1, f_function},
|
|
83
|
4202 {"get", 2, 3, f_get},
|
|
7
|
4203 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
4204 {"getchar", 0, 1, f_getchar},
|
|
|
4205 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
4206 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
4207 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
4208 {"getcwd", 0, 0, f_getcwd},
|
|
38
|
4209 {"getfontname", 0, 1, f_getfontname},
|
|
20
|
4210 {"getfperm", 1, 1, f_getfperm},
|
|
7
|
4211 {"getfsize", 1, 1, f_getfsize},
|
|
|
4212 {"getftime", 1, 1, f_getftime},
|
|
20
|
4213 {"getftype", 1, 1, f_getftype},
|
|
83
|
4214 {"getline", 1, 2, f_getline},
|
|
7
|
4215 {"getreg", 0, 1, f_getreg},
|
|
|
4216 {"getregtype", 0, 1, f_getregtype},
|
|
|
4217 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
4218 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
4219 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
4220 {"glob", 1, 1, f_glob},
|
|
|
4221 {"globpath", 2, 2, f_globpath},
|
|
|
4222 {"has", 1, 1, f_has},
|
|
|
4223 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
4224 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
4225 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
4226 {"histadd", 2, 2, f_histadd},
|
|
|
4227 {"histdel", 1, 2, f_histdel},
|
|
|
4228 {"histget", 1, 2, f_histget},
|
|
|
4229 {"histnr", 1, 1, f_histnr},
|
|
|
4230 {"hlID", 1, 1, f_hlID},
|
|
|
4231 {"hlexists", 1, 1, f_hlexists},
|
|
|
4232 {"hostname", 0, 0, f_hostname},
|
|
|
4233 {"iconv", 3, 3, f_iconv},
|
|
|
4234 {"indent", 1, 1, f_indent},
|
|
80
|
4235 {"index", 2, 3, f_index},
|
|
7
|
4236 {"input", 1, 2, f_input},
|
|
|
4237 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
4238 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
4239 {"inputsave", 0, 0, f_inputsave},
|
|
|
4240 {"inputsecret", 1, 2, f_inputsecret},
|
|
56
|
4241 {"insert", 2, 3, f_insert},
|
|
7
|
4242 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
4243 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
56
|
4244 {"len", 1, 1, f_len},
|
|
7
|
4245 {"libcall", 3, 3, f_libcall},
|
|
|
4246 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
4247 {"line", 1, 1, f_line},
|
|
|
4248 {"line2byte", 1, 1, f_line2byte},
|
|
|
4249 {"lispindent", 1, 1, f_lispindent},
|
|
|
4250 {"localtime", 0, 0, f_localtime},
|
|
|
4251 {"maparg", 1, 2, f_maparg},
|
|
|
4252 {"mapcheck", 1, 2, f_mapcheck},
|
|
19
|
4253 {"match", 2, 4, f_match},
|
|
|
4254 {"matchend", 2, 4, f_matchend},
|
|
|
4255 {"matchstr", 2, 4, f_matchstr},
|
|
7
|
4256 {"mode", 0, 0, f_mode},
|
|
|
4257 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
4258 {"nr2char", 1, 1, f_nr2char},
|
|
|
4259 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
4260 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
4261 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
4262 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
4263 {"remote_read", 1, 1, f_remote_read},
|
|
|
4264 {"remote_send", 2, 3, f_remote_send},
|
|
80
|
4265 {"remove", 2, 3, f_remove},
|
|
7
|
4266 {"rename", 2, 2, f_rename},
|
|
18
|
4267 {"repeat", 2, 2, f_repeat},
|
|
7
|
4268 {"resolve", 1, 1, f_resolve},
|
|
83
|
4269 {"reverse", 1, 1, f_reverse},
|
|
7
|
4270 {"search", 1, 2, f_search},
|
|
|
4271 {"searchpair", 3, 5, f_searchpair},
|
|
|
4272 {"server2client", 2, 2, f_server2client},
|
|
|
4273 {"serverlist", 0, 0, f_serverlist},
|
|
|
4274 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
4275 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
4276 {"setline", 2, 2, f_setline},
|
|
|
4277 {"setreg", 2, 3, f_setreg},
|
|
|
4278 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
4279 {"simplify", 1, 1, f_simplify},
|
|
83
|
4280 {"sort", 1, 2, f_sort},
|
|
|
4281 {"str2list", 1, 2, f_str2list},
|
|
7
|
4282 #ifdef HAVE_STRFTIME
|
|
|
4283 {"strftime", 1, 2, f_strftime},
|
|
|
4284 #endif
|
|
|
4285 {"stridx", 2, 2, f_stridx},
|
|
56
|
4286 {"string", 1, 1, f_string},
|
|
7
|
4287 {"strlen", 1, 1, f_strlen},
|
|
|
4288 {"strpart", 2, 3, f_strpart},
|
|
|
4289 {"strridx", 2, 2, f_strridx},
|
|
|
4290 {"strtrans", 1, 1, f_strtrans},
|
|
|
4291 {"submatch", 1, 1, f_submatch},
|
|
|
4292 {"substitute", 4, 4, f_substitute},
|
|
|
4293 {"synID", 3, 3, f_synID},
|
|
|
4294 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
4295 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
24
|
4296 {"system", 1, 2, f_system},
|
|
7
|
4297 {"tempname", 0, 0, f_tempname},
|
|
|
4298 {"tolower", 1, 1, f_tolower},
|
|
|
4299 {"toupper", 1, 1, f_toupper},
|
|
15
|
4300 {"tr", 3, 3, f_tr},
|
|
7
|
4301 {"type", 1, 1, f_type},
|
|
|
4302 {"virtcol", 1, 1, f_virtcol},
|
|
|
4303 {"visualmode", 0, 1, f_visualmode},
|
|
|
4304 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
4305 {"wincol", 0, 0, f_wincol},
|
|
|
4306 {"winheight", 1, 1, f_winheight},
|
|
|
4307 {"winline", 0, 0, f_winline},
|
|
20
|
4308 {"winnr", 0, 1, f_winnr},
|
|
7
|
4309 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
4310 {"winwidth", 1, 1, f_winwidth},
|
|
|
4311 };
|
|
|
4312
|
|
|
4313 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
4314
|
|
|
4315 /*
|
|
|
4316 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
4317 * or user defined function names.
|
|
|
4318 */
|
|
|
4319 char_u *
|
|
|
4320 get_function_name(xp, idx)
|
|
|
4321 expand_T *xp;
|
|
|
4322 int idx;
|
|
|
4323 {
|
|
|
4324 static int intidx = -1;
|
|
|
4325 char_u *name;
|
|
|
4326
|
|
|
4327 if (idx == 0)
|
|
|
4328 intidx = -1;
|
|
|
4329 if (intidx < 0)
|
|
|
4330 {
|
|
|
4331 name = get_user_func_name(xp, idx);
|
|
|
4332 if (name != NULL)
|
|
|
4333 return name;
|
|
|
4334 }
|
|
|
4335 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
4336 {
|
|
|
4337 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
4338 STRCAT(IObuff, "(");
|
|
|
4339 if (functions[intidx].f_max_argc == 0)
|
|
|
4340 STRCAT(IObuff, ")");
|
|
|
4341 return IObuff;
|
|
|
4342 }
|
|
|
4343
|
|
|
4344 return NULL;
|
|
|
4345 }
|
|
|
4346
|
|
|
4347 /*
|
|
|
4348 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
4349 * user defined variable or function names.
|
|
|
4350 */
|
|
|
4351 /*ARGSUSED*/
|
|
|
4352 char_u *
|
|
|
4353 get_expr_name(xp, idx)
|
|
|
4354 expand_T *xp;
|
|
|
4355 int idx;
|
|
|
4356 {
|
|
|
4357 static int intidx = -1;
|
|
|
4358 char_u *name;
|
|
|
4359
|
|
|
4360 if (idx == 0)
|
|
|
4361 intidx = -1;
|
|
|
4362 if (intidx < 0)
|
|
|
4363 {
|
|
|
4364 name = get_function_name(xp, idx);
|
|
|
4365 if (name != NULL)
|
|
|
4366 return name;
|
|
|
4367 }
|
|
|
4368 return get_user_var_name(xp, ++intidx);
|
|
|
4369 }
|
|
|
4370
|
|
|
4371 #endif /* FEAT_CMDL_COMPL */
|
|
|
4372
|
|
|
4373 /*
|
|
|
4374 * Find internal function in table above.
|
|
|
4375 * Return index, or -1 if not found
|
|
|
4376 */
|
|
|
4377 static int
|
|
|
4378 find_internal_func(name)
|
|
|
4379 char_u *name; /* name of the function */
|
|
|
4380 {
|
|
|
4381 int first = 0;
|
|
|
4382 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
4383 int cmp;
|
|
|
4384 int x;
|
|
|
4385
|
|
|
4386 /*
|
|
|
4387 * Find the function name in the table. Binary search.
|
|
|
4388 */
|
|
|
4389 while (first <= last)
|
|
|
4390 {
|
|
|
4391 x = first + ((unsigned)(last - first) >> 1);
|
|
|
4392 cmp = STRCMP(name, functions[x].f_name);
|
|
|
4393 if (cmp < 0)
|
|
|
4394 last = x - 1;
|
|
|
4395 else if (cmp > 0)
|
|
|
4396 first = x + 1;
|
|
|
4397 else
|
|
|
4398 return x;
|
|
|
4399 }
|
|
|
4400 return -1;
|
|
|
4401 }
|
|
|
4402
|
|
|
4403 /*
|
|
56
|
4404 * Check if "name" is a variable of type VAR_FUNC. If so, return the function
|
|
|
4405 * name it contains, otherwise return "name".
|
|
|
4406 */
|
|
|
4407 static char_u *
|
|
|
4408 deref_func_name(name, lenp)
|
|
|
4409 char_u *name;
|
|
|
4410 int *lenp;
|
|
|
4411 {
|
|
|
4412 VAR v;
|
|
|
4413 int cc;
|
|
|
4414
|
|
|
4415 cc = name[*lenp];
|
|
|
4416 name[*lenp] = NUL;
|
|
|
4417 v = find_var(name, FALSE);
|
|
|
4418 name[*lenp] = cc;
|
|
|
4419 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
4420 {
|
|
|
4421 if (v->tv.vval.v_string == NULL)
|
|
|
4422 {
|
|
|
4423 *lenp = 0;
|
|
|
4424 return (char_u *)""; /* just in case */
|
|
|
4425 }
|
|
|
4426 *lenp = STRLEN(v->tv.vval.v_string);
|
|
|
4427 return v->tv.vval.v_string;
|
|
|
4428 }
|
|
|
4429
|
|
|
4430 return name;
|
|
|
4431 }
|
|
|
4432
|
|
|
4433 /*
|
|
7
|
4434 * Allocate a variable for the result of a function.
|
|
|
4435 * Return OK or FAIL.
|
|
|
4436 */
|
|
|
4437 static int
|
|
71
|
4438 get_func_tv(name, len, rettv, arg, firstline, lastline, doesrange, evaluate)
|
|
7
|
4439 char_u *name; /* name of the function */
|
|
|
4440 int len; /* length of "name" */
|
|
71
|
4441 typeval *rettv;
|
|
7
|
4442 char_u **arg; /* argument, pointing to the '(' */
|
|
|
4443 linenr_T firstline; /* first line of range */
|
|
|
4444 linenr_T lastline; /* last line of range */
|
|
|
4445 int *doesrange; /* return: function handled range */
|
|
|
4446 int evaluate;
|
|
|
4447 {
|
|
|
4448 char_u *argp;
|
|
|
4449 int ret = OK;
|
|
|
4450 #define MAX_FUNC_ARGS 20
|
|
56
|
4451 typeval argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
7
|
4452 int argcount = 0; /* number of arguments found */
|
|
|
4453
|
|
|
4454 /*
|
|
|
4455 * Get the arguments.
|
|
|
4456 */
|
|
|
4457 argp = *arg;
|
|
|
4458 while (argcount < MAX_FUNC_ARGS)
|
|
|
4459 {
|
|
|
4460 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
4461 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
4462 break;
|
|
|
4463 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
4464 {
|
|
|
4465 ret = FAIL;
|
|
|
4466 break;
|
|
|
4467 }
|
|
|
4468 ++argcount;
|
|
|
4469 if (*argp != ',')
|
|
|
4470 break;
|
|
|
4471 }
|
|
|
4472 if (*argp == ')')
|
|
|
4473 ++argp;
|
|
|
4474 else
|
|
|
4475 ret = FAIL;
|
|
|
4476
|
|
|
4477 if (ret == OK)
|
|
71
|
4478 ret = call_func(name, len, rettv, argcount, argvars,
|
|
7
|
4479 firstline, lastline, doesrange, evaluate);
|
|
|
4480 else if (!aborting())
|
|
|
4481 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
4482
|
|
|
4483 while (--argcount >= 0)
|
|
71
|
4484 clear_tv(&argvars[argcount]);
|
|
7
|
4485
|
|
|
4486 *arg = skipwhite(argp);
|
|
|
4487 return ret;
|
|
|
4488 }
|
|
|
4489
|
|
|
4490
|
|
|
4491 /*
|
|
|
4492 * Call a function with its resolved parameters
|
|
|
4493 * Return OK or FAIL.
|
|
|
4494 */
|
|
|
4495 static int
|
|
71
|
4496 call_func(name, len, rettv, argcount, argvars, firstline, lastline,
|
|
7
|
4497 doesrange, evaluate)
|
|
|
4498 char_u *name; /* name of the function */
|
|
|
4499 int len; /* length of "name" */
|
|
71
|
4500 typeval *rettv; /* return value goes here */
|
|
7
|
4501 int argcount; /* number of "argvars" */
|
|
56
|
4502 typeval *argvars; /* vars for arguments */
|
|
7
|
4503 linenr_T firstline; /* first line of range */
|
|
|
4504 linenr_T lastline; /* last line of range */
|
|
|
4505 int *doesrange; /* return: function handled range */
|
|
|
4506 int evaluate;
|
|
|
4507 {
|
|
|
4508 int ret = FAIL;
|
|
|
4509 static char *errors[] =
|
|
|
4510 {N_("E117: Unknown function: %s"),
|
|
|
4511 N_("E118: Too many arguments for function: %s"),
|
|
|
4512 N_("E119: Not enough arguments for function: %s"),
|
|
|
4513 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
4514 };
|
|
|
4515 #define ERROR_UNKNOWN 0
|
|
|
4516 #define ERROR_TOOMANY 1
|
|
|
4517 #define ERROR_TOOFEW 2
|
|
|
4518 #define ERROR_SCRIPT 3
|
|
|
4519 #define ERROR_NONE 4
|
|
|
4520 #define ERROR_OTHER 5
|
|
|
4521 int error = ERROR_NONE;
|
|
|
4522 int i;
|
|
|
4523 int llen;
|
|
|
4524 ufunc_T *fp;
|
|
|
4525 int cc;
|
|
|
4526 #define FLEN_FIXED 40
|
|
|
4527 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
4528 char_u *fname;
|
|
|
4529
|
|
|
4530 /*
|
|
|
4531 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
4532 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
4533 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
4534 */
|
|
|
4535 cc = name[len];
|
|
|
4536 name[len] = NUL;
|
|
|
4537 llen = eval_fname_script(name);
|
|
|
4538 if (llen > 0)
|
|
|
4539 {
|
|
|
4540 fname_buf[0] = K_SPECIAL;
|
|
|
4541 fname_buf[1] = KS_EXTRA;
|
|
|
4542 fname_buf[2] = (int)KE_SNR;
|
|
|
4543 i = 3;
|
|
|
4544 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
4545 {
|
|
|
4546 if (current_SID <= 0)
|
|
|
4547 error = ERROR_SCRIPT;
|
|
|
4548 else
|
|
|
4549 {
|
|
|
4550 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
4551 i = (int)STRLEN(fname_buf);
|
|
|
4552 }
|
|
|
4553 }
|
|
|
4554 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
4555 {
|
|
|
4556 STRCPY(fname_buf + i, name + llen);
|
|
|
4557 fname = fname_buf;
|
|
|
4558 }
|
|
|
4559 else
|
|
|
4560 {
|
|
|
4561 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
4562 if (fname == NULL)
|
|
|
4563 error = ERROR_OTHER;
|
|
|
4564 else
|
|
|
4565 {
|
|
|
4566 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
4567 STRCPY(fname + i, name + llen);
|
|
|
4568 }
|
|
|
4569 }
|
|
|
4570 }
|
|
|
4571 else
|
|
|
4572 fname = name;
|
|
|
4573
|
|
|
4574 *doesrange = FALSE;
|
|
|
4575
|
|
|
4576
|
|
|
4577 /* execute the function if no errors detected and executing */
|
|
|
4578 if (evaluate && error == ERROR_NONE)
|
|
|
4579 {
|
|
71
|
4580 rettv->v_type = VAR_NUMBER; /* default is number rettv */
|
|
7
|
4581 error = ERROR_UNKNOWN;
|
|
|
4582
|
|
|
4583 if (!ASCII_ISLOWER(fname[0]))
|
|
|
4584 {
|
|
|
4585 /*
|
|
|
4586 * User defined function.
|
|
|
4587 */
|
|
|
4588 fp = find_func(fname);
|
|
|
4589 #ifdef FEAT_AUTOCMD
|
|
|
4590 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
4591 fname, fname, TRUE, NULL)
|
|
|
4592 #ifdef FEAT_EVAL
|
|
|
4593 && !aborting()
|
|
|
4594 #endif
|
|
|
4595 )
|
|
|
4596 {
|
|
|
4597 /* executed an autocommand, search for function again */
|
|
|
4598 fp = find_func(fname);
|
|
|
4599 }
|
|
|
4600 #endif
|
|
|
4601 if (fp != NULL)
|
|
|
4602 {
|
|
|
4603 if (fp->flags & FC_RANGE)
|
|
|
4604 *doesrange = TRUE;
|
|
|
4605 if (argcount < fp->args.ga_len)
|
|
|
4606 error = ERROR_TOOFEW;
|
|
|
4607 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
4608 error = ERROR_TOOMANY;
|
|
|
4609 else
|
|
|
4610 {
|
|
|
4611 /*
|
|
|
4612 * Call the user function.
|
|
|
4613 * Save and restore search patterns, script variables and
|
|
|
4614 * redo buffer.
|
|
|
4615 */
|
|
|
4616 save_search_patterns();
|
|
|
4617 saveRedobuff();
|
|
|
4618 ++fp->calls;
|
|
71
|
4619 call_user_func(fp, argcount, argvars, rettv,
|
|
7
|
4620 firstline, lastline);
|
|
|
4621 --fp->calls;
|
|
|
4622 restoreRedobuff();
|
|
|
4623 restore_search_patterns();
|
|
|
4624 error = ERROR_NONE;
|
|
|
4625 }
|
|
|
4626 }
|
|
|
4627 }
|
|
|
4628 else
|
|
|
4629 {
|
|
|
4630 /*
|
|
|
4631 * Find the function name in the table, call its implementation.
|
|
|
4632 */
|
|
|
4633 i = find_internal_func(fname);
|
|
|
4634 if (i >= 0)
|
|
|
4635 {
|
|
|
4636 if (argcount < functions[i].f_min_argc)
|
|
|
4637 error = ERROR_TOOFEW;
|
|
|
4638 else if (argcount > functions[i].f_max_argc)
|
|
|
4639 error = ERROR_TOOMANY;
|
|
|
4640 else
|
|
|
4641 {
|
|
56
|
4642 argvars[argcount].v_type = VAR_UNKNOWN;
|
|
71
|
4643 functions[i].f_func(argvars, rettv);
|
|
7
|
4644 error = ERROR_NONE;
|
|
|
4645 }
|
|
|
4646 }
|
|
|
4647 }
|
|
|
4648 /*
|
|
|
4649 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
4650 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
4651 * exception that has not been caught so far. This situation can be
|
|
|
4652 * tested for by calling aborting(). For an error in an internal
|
|
|
4653 * function or for the "E132" error in call_user_func(), however, the
|
|
|
4654 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
4655 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
4656 * update that flag first to make aborting() reliable.
|
|
|
4657 */
|
|
|
4658 update_force_abort();
|
|
|
4659 }
|
|
|
4660 if (error == ERROR_NONE)
|
|
|
4661 ret = OK;
|
|
|
4662
|
|
|
4663 /*
|
|
|
4664 * Report an error unless the argument evaluation or function call has been
|
|
|
4665 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
4666 */
|
|
|
4667 if (error < ERROR_NONE && !aborting())
|
|
|
4668 EMSG2((char_u *)_(errors[error]), name);
|
|
|
4669
|
|
|
4670 name[len] = cc;
|
|
|
4671 if (fname != name && fname != fname_buf)
|
|
|
4672 vim_free(fname);
|
|
|
4673
|
|
|
4674 return ret;
|
|
|
4675 }
|
|
|
4676
|
|
|
4677 /*********************************************
|
|
|
4678 * Implementation of the built-in functions
|
|
|
4679 */
|
|
|
4680
|
|
|
4681 /*
|
|
83
|
4682 * "add(list, item)" function
|
|
|
4683 */
|
|
|
4684 static void
|
|
|
4685 f_add(argvars, rettv)
|
|
|
4686 typeval *argvars;
|
|
|
4687 typeval *rettv;
|
|
|
4688 {
|
|
80
|
4689 listvar *l;
|
|
7
|
4690
|
|
71
|
4691 rettv->vval.v_number = 1; /* Default: Failed */
|
|
56
|
4692 if (argvars[0].v_type == VAR_LIST)
|
|
|
4693 {
|
|
80
|
4694 l = argvars[0].vval.v_list;
|
|
|
4695 if (l != NULL && list_append_tv(l, &argvars[1]) == OK)
|
|
71
|
4696 copy_tv(&argvars[0], rettv);
|
|
83
|
4697 }
|
|
|
4698 else
|
|
|
4699 EMSG(_(e_listreq));
|
|
|
4700 }
|
|
|
4701
|
|
|
4702 /*
|
|
|
4703 * "append(lnum, string/list)" function
|
|
|
4704 */
|
|
|
4705 static void
|
|
|
4706 f_append(argvars, rettv)
|
|
|
4707 typeval *argvars;
|
|
|
4708 typeval *rettv;
|
|
|
4709 {
|
|
|
4710 long lnum;
|
|
|
4711 listvar *l = NULL;
|
|
|
4712 listitem *li = NULL;
|
|
|
4713 typeval *tv;
|
|
|
4714 long added = 0;
|
|
|
4715
|
|
|
4716 rettv->vval.v_number = 1; /* Default: Failed */
|
|
|
4717 lnum = get_tv_lnum(argvars);
|
|
|
4718 if (lnum >= 0
|
|
|
4719 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
4720 && u_save(lnum, lnum + 1) == OK)
|
|
|
4721 {
|
|
|
4722 if (argvars[1].v_type == VAR_LIST)
|
|
|
4723 {
|
|
|
4724 l = argvars[1].vval.v_list;
|
|
|
4725 if (l == NULL)
|
|
|
4726 return;
|
|
|
4727 li = l->lv_first;
|
|
|
4728 }
|
|
|
4729 for (;;)
|
|
|
4730 {
|
|
|
4731 if (l == NULL)
|
|
|
4732 tv = &argvars[1]; /* append a string */
|
|
|
4733 else if (li == NULL)
|
|
|
4734 break; /* end of list */
|
|
|
4735 else
|
|
|
4736 tv = &li->li_tv; /* append item from list */
|
|
|
4737 ml_append(lnum + added, get_tv_string(tv), (colnr_T)0, FALSE);
|
|
|
4738 ++added;
|
|
|
4739 if (l == NULL)
|
|
|
4740 break;
|
|
|
4741 li = li->li_next;
|
|
|
4742 }
|
|
|
4743
|
|
|
4744 appended_lines_mark(lnum, added);
|
|
|
4745 if (curwin->w_cursor.lnum > lnum)
|
|
|
4746 curwin->w_cursor.lnum += added;
|
|
|
4747 rettv->vval.v_number = 0; /* Success */
|
|
7
|
4748 }
|
|
|
4749 }
|
|
|
4750
|
|
|
4751 /*
|
|
|
4752 * "argc()" function
|
|
|
4753 */
|
|
|
4754 /* ARGSUSED */
|
|
|
4755 static void
|
|
71
|
4756 f_argc(argvars, rettv)
|
|
|
4757 typeval *argvars;
|
|
|
4758 typeval *rettv;
|
|
|
4759 {
|
|
|
4760 rettv->vval.v_number = ARGCOUNT;
|
|
7
|
4761 }
|
|
|
4762
|
|
|
4763 /*
|
|
|
4764 * "argidx()" function
|
|
|
4765 */
|
|
|
4766 /* ARGSUSED */
|
|
|
4767 static void
|
|
71
|
4768 f_argidx(argvars, rettv)
|
|
|
4769 typeval *argvars;
|
|
|
4770 typeval *rettv;
|
|
|
4771 {
|
|
|
4772 rettv->vval.v_number = curwin->w_arg_idx;
|
|
7
|
4773 }
|
|
|
4774
|
|
|
4775 /*
|
|
|
4776 * "argv(nr)" function
|
|
|
4777 */
|
|
|
4778 static void
|
|
71
|
4779 f_argv(argvars, rettv)
|
|
|
4780 typeval *argvars;
|
|
|
4781 typeval *rettv;
|
|
7
|
4782 {
|
|
|
4783 int idx;
|
|
|
4784
|
|
71
|
4785 idx = get_tv_number(&argvars[0]);
|
|
7
|
4786 if (idx >= 0 && idx < ARGCOUNT)
|
|
71
|
4787 rettv->vval.v_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
4788 else
|
|
|
4789 rettv->vval.v_string = NULL;
|
|
|
4790 rettv->v_type = VAR_STRING;
|
|
7
|
4791 }
|
|
|
4792
|
|
|
4793 /*
|
|
|
4794 * "browse(save, title, initdir, default)" function
|
|
|
4795 */
|
|
|
4796 /* ARGSUSED */
|
|
|
4797 static void
|
|
71
|
4798 f_browse(argvars, rettv)
|
|
|
4799 typeval *argvars;
|
|
|
4800 typeval *rettv;
|
|
7
|
4801 {
|
|
|
4802 #ifdef FEAT_BROWSE
|
|
|
4803 int save;
|
|
|
4804 char_u *title;
|
|
|
4805 char_u *initdir;
|
|
|
4806 char_u *defname;
|
|
|
4807 char_u buf[NUMBUFLEN];
|
|
|
4808 char_u buf2[NUMBUFLEN];
|
|
|
4809
|
|
71
|
4810 save = get_tv_number(&argvars[0]);
|
|
|
4811 title = get_tv_string(&argvars[1]);
|
|
|
4812 initdir = get_tv_string_buf(&argvars[2], buf);
|
|
|
4813 defname = get_tv_string_buf(&argvars[3], buf2);
|
|
|
4814
|
|
|
4815 rettv->vval.v_string =
|
|
29
|
4816 do_browse(save ? BROWSE_SAVE : 0,
|
|
|
4817 title, defname, NULL, initdir, NULL, curbuf);
|
|
|
4818 #else
|
|
71
|
4819 rettv->vval.v_string = NULL;
|
|
|
4820 #endif
|
|
|
4821 rettv->v_type = VAR_STRING;
|
|
29
|
4822 }
|
|
|
4823
|
|
|
4824 /*
|
|
|
4825 * "browsedir(title, initdir)" function
|
|
|
4826 */
|
|
|
4827 /* ARGSUSED */
|
|
|
4828 static void
|
|
71
|
4829 f_browsedir(argvars, rettv)
|
|
|
4830 typeval *argvars;
|
|
|
4831 typeval *rettv;
|
|
29
|
4832 {
|
|
|
4833 #ifdef FEAT_BROWSE
|
|
|
4834 char_u *title;
|
|
|
4835 char_u *initdir;
|
|
|
4836 char_u buf[NUMBUFLEN];
|
|
|
4837
|
|
71
|
4838 title = get_tv_string(&argvars[0]);
|
|
|
4839 initdir = get_tv_string_buf(&argvars[1], buf);
|
|
|
4840
|
|
|
4841 rettv->vval.v_string = do_browse(BROWSE_DIR,
|
|
29
|
4842 title, NULL, NULL, initdir, NULL, curbuf);
|
|
7
|
4843 #else
|
|
71
|
4844 rettv->vval.v_string = NULL;
|
|
|
4845 #endif
|
|
|
4846 rettv->v_type = VAR_STRING;
|
|
7
|
4847 }
|
|
|
4848
|
|
83
|
4849 static buf_T *find_buffer __ARGS((typeval *avar));
|
|
|
4850
|
|
7
|
4851 /*
|
|
|
4852 * Find a buffer by number or exact name.
|
|
|
4853 */
|
|
|
4854 static buf_T *
|
|
|
4855 find_buffer(avar)
|
|
56
|
4856 typeval *avar;
|
|
7
|
4857 {
|
|
|
4858 buf_T *buf = NULL;
|
|
|
4859
|
|
56
|
4860 if (avar->v_type == VAR_NUMBER)
|
|
|
4861 buf = buflist_findnr((int)avar->vval.v_number);
|
|
|
4862 else if (avar->vval.v_string != NULL)
|
|
|
4863 {
|
|
|
4864 buf = buflist_findname_exp(avar->vval.v_string);
|
|
9
|
4865 if (buf == NULL)
|
|
|
4866 {
|
|
|
4867 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
4868 * buffer, these don't use the full path. */
|
|
|
4869 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
4870 if (buf->b_fname != NULL
|
|
|
4871 && (path_with_url(buf->b_fname)
|
|
|
4872 #ifdef FEAT_QUICKFIX
|
|
|
4873 || bt_nofile(buf)
|
|
|
4874 #endif
|
|
|
4875 )
|
|
56
|
4876 && STRCMP(buf->b_fname, avar->vval.v_string) == 0)
|
|
9
|
4877 break;
|
|
|
4878 }
|
|
7
|
4879 }
|
|
|
4880 return buf;
|
|
|
4881 }
|
|
|
4882
|
|
|
4883 /*
|
|
|
4884 * "bufexists(expr)" function
|
|
|
4885 */
|
|
|
4886 static void
|
|
71
|
4887 f_bufexists(argvars, rettv)
|
|
|
4888 typeval *argvars;
|
|
|
4889 typeval *rettv;
|
|
|
4890 {
|
|
|
4891 rettv->vval.v_number = (find_buffer(&argvars[0]) != NULL);
|
|
7
|
4892 }
|
|
|
4893
|
|
|
4894 /*
|
|
|
4895 * "buflisted(expr)" function
|
|
|
4896 */
|
|
|
4897 static void
|
|
71
|
4898 f_buflisted(argvars, rettv)
|
|
|
4899 typeval *argvars;
|
|
|
4900 typeval *rettv;
|
|
7
|
4901 {
|
|
|
4902 buf_T *buf;
|
|
|
4903
|
|
|
4904 buf = find_buffer(&argvars[0]);
|
|
71
|
4905 rettv->vval.v_number = (buf != NULL && buf->b_p_bl);
|
|
7
|
4906 }
|
|
|
4907
|
|
|
4908 /*
|
|
|
4909 * "bufloaded(expr)" function
|
|
|
4910 */
|
|
|
4911 static void
|
|
71
|
4912 f_bufloaded(argvars, rettv)
|
|
|
4913 typeval *argvars;
|
|
|
4914 typeval *rettv;
|
|
7
|
4915 {
|
|
|
4916 buf_T *buf;
|
|
|
4917
|
|
|
4918 buf = find_buffer(&argvars[0]);
|
|
71
|
4919 rettv->vval.v_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
7
|
4920 }
|
|
|
4921
|
|
83
|
4922 static buf_T *get_buf_tv __ARGS((typeval *tv));
|
|
|
4923
|
|
7
|
4924 /*
|
|
|
4925 * Get buffer by number or pattern.
|
|
|
4926 */
|
|
|
4927 static buf_T *
|
|
71
|
4928 get_buf_tv(tv)
|
|
|
4929 typeval *tv;
|
|
|
4930 {
|
|
|
4931 char_u *name = tv->vval.v_string;
|
|
7
|
4932 int save_magic;
|
|
|
4933 char_u *save_cpo;
|
|
|
4934 buf_T *buf;
|
|
|
4935
|
|
71
|
4936 if (tv->v_type == VAR_NUMBER)
|
|
|
4937 return buflist_findnr((int)tv->vval.v_number);
|
|
7
|
4938 if (name == NULL || *name == NUL)
|
|
|
4939 return curbuf;
|
|
|
4940 if (name[0] == '$' && name[1] == NUL)
|
|
|
4941 return lastbuf;
|
|
|
4942
|
|
|
4943 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
4944 save_magic = p_magic;
|
|
|
4945 p_magic = TRUE;
|
|
|
4946 save_cpo = p_cpo;
|
|
|
4947 p_cpo = (char_u *)"";
|
|
|
4948
|
|
|
4949 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
4950 TRUE, FALSE));
|
|
|
4951
|
|
|
4952 p_magic = save_magic;
|
|
|
4953 p_cpo = save_cpo;
|
|
|
4954
|
|
|
4955 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
4956 if (buf == NULL)
|
|
71
|
4957 buf = find_buffer(tv);
|
|
7
|
4958
|
|
|
4959 return buf;
|
|
|
4960 }
|
|
|
4961
|
|
|
4962 /*
|
|
|
4963 * "bufname(expr)" function
|
|
|
4964 */
|
|
|
4965 static void
|
|
71
|
4966 f_bufname(argvars, rettv)
|
|
|
4967 typeval *argvars;
|
|
|
4968 typeval *rettv;
|
|
7
|
4969 {
|
|
|
4970 buf_T *buf;
|
|
|
4971
|
|
|
4972 ++emsg_off;
|
|
71
|
4973 buf = get_buf_tv(&argvars[0]);
|
|
|
4974 rettv->v_type = VAR_STRING;
|
|
7
|
4975 if (buf != NULL && buf->b_fname != NULL)
|
|
71
|
4976 rettv->vval.v_string = vim_strsave(buf->b_fname);
|
|
|
4977 else
|
|
|
4978 rettv->vval.v_string = NULL;
|
|
7
|
4979 --emsg_off;
|
|
|
4980 }
|
|
|
4981
|
|
|
4982 /*
|
|
|
4983 * "bufnr(expr)" function
|
|
|
4984 */
|
|
|
4985 static void
|
|
71
|
4986 f_bufnr(argvars, rettv)
|
|
|
4987 typeval *argvars;
|
|
|
4988 typeval *rettv;
|
|
7
|
4989 {
|
|
|
4990 buf_T *buf;
|
|
|
4991
|
|
|
4992 ++emsg_off;
|
|
71
|
4993 buf = get_buf_tv(&argvars[0]);
|
|
7
|
4994 if (buf != NULL)
|
|
71
|
4995 rettv->vval.v_number = buf->b_fnum;
|
|
|
4996 else
|
|
|
4997 rettv->vval.v_number = -1;
|
|
7
|
4998 --emsg_off;
|
|
|
4999 }
|
|
|
5000
|
|
|
5001 /*
|
|
|
5002 * "bufwinnr(nr)" function
|
|
|
5003 */
|
|
|
5004 static void
|
|
71
|
5005 f_bufwinnr(argvars, rettv)
|
|
|
5006 typeval *argvars;
|
|
|
5007 typeval *rettv;
|
|
7
|
5008 {
|
|
|
5009 #ifdef FEAT_WINDOWS
|
|
|
5010 win_T *wp;
|
|
|
5011 int winnr = 0;
|
|
|
5012 #endif
|
|
|
5013 buf_T *buf;
|
|
|
5014
|
|
|
5015 ++emsg_off;
|
|
71
|
5016 buf = get_buf_tv(&argvars[0]);
|
|
7
|
5017 #ifdef FEAT_WINDOWS
|
|
|
5018 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
5019 {
|
|
|
5020 ++winnr;
|
|
|
5021 if (wp->w_buffer == buf)
|
|
|
5022 break;
|
|
|
5023 }
|
|
71
|
5024 rettv->vval.v_number = (wp != NULL ? winnr : -1);
|
|
7
|
5025 #else
|
|
71
|
5026 rettv->vval.v_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
7
|
5027 #endif
|
|
|
5028 --emsg_off;
|
|
|
5029 }
|
|
|
5030
|
|
|
5031 /*
|
|
|
5032 * "byte2line(byte)" function
|
|
|
5033 */
|
|
|
5034 /*ARGSUSED*/
|
|
|
5035 static void
|
|
71
|
5036 f_byte2line(argvars, rettv)
|
|
|
5037 typeval *argvars;
|
|
|
5038 typeval *rettv;
|
|
7
|
5039 {
|
|
|
5040 #ifndef FEAT_BYTEOFF
|
|
71
|
5041 rettv->vval.v_number = -1;
|
|
7
|
5042 #else
|
|
|
5043 long boff = 0;
|
|
|
5044
|
|
71
|
5045 boff = get_tv_number(&argvars[0]) - 1;
|
|
7
|
5046 if (boff < 0)
|
|
71
|
5047 rettv->vval.v_number = -1;
|
|
|
5048 else
|
|
|
5049 rettv->vval.v_number = ml_find_line_or_offset(curbuf,
|
|
7
|
5050 (linenr_T)0, &boff);
|
|
|
5051 #endif
|
|
|
5052 }
|
|
|
5053
|
|
|
5054 /*
|
|
18
|
5055 * "byteidx()" function
|
|
|
5056 */
|
|
|
5057 /*ARGSUSED*/
|
|
|
5058 static void
|
|
71
|
5059 f_byteidx(argvars, rettv)
|
|
|
5060 typeval *argvars;
|
|
|
5061 typeval *rettv;
|
|
18
|
5062 {
|
|
|
5063 #ifdef FEAT_MBYTE
|
|
|
5064 char_u *t;
|
|
|
5065 #endif
|
|
|
5066 char_u *str;
|
|
|
5067 long idx;
|
|
|
5068
|
|
71
|
5069 str = get_tv_string(&argvars[0]);
|
|
|
5070 idx = get_tv_number(&argvars[1]);
|
|
|
5071 rettv->vval.v_number = -1;
|
|
18
|
5072 if (idx < 0)
|
|
|
5073 return;
|
|
|
5074
|
|
|
5075 #ifdef FEAT_MBYTE
|
|
|
5076 t = str;
|
|
|
5077 for ( ; idx > 0; idx--)
|
|
|
5078 {
|
|
|
5079 if (*t == NUL) /* EOL reached */
|
|
|
5080 return;
|
|
|
5081 t += mb_ptr2len_check(t);
|
|
|
5082 }
|
|
71
|
5083 rettv->vval.v_number = t - str;
|
|
18
|
5084 #else
|
|
|
5085 if (idx <= STRLEN(str))
|
|
71
|
5086 rettv->vval.v_number = idx;
|
|
18
|
5087 #endif
|
|
|
5088 }
|
|
|
5089
|
|
|
5090 /*
|
|
80
|
5091 * "call(func, arglist)" function
|
|
|
5092 */
|
|
|
5093 static void
|
|
|
5094 f_call(argvars, rettv)
|
|
|
5095 typeval *argvars;
|
|
|
5096 typeval *rettv;
|
|
|
5097 {
|
|
|
5098 char_u *func;
|
|
|
5099 typeval argv[MAX_FUNC_ARGS];
|
|
|
5100 int argc = 0;
|
|
|
5101 listitem *item;
|
|
|
5102 int dummy;
|
|
|
5103
|
|
|
5104 rettv->vval.v_number = 0;
|
|
|
5105 if (argvars[1].v_type != VAR_LIST)
|
|
|
5106 {
|
|
|
5107 EMSG(_(e_listreq));
|
|
|
5108 return;
|
|
|
5109 }
|
|
|
5110 if (argvars[1].vval.v_list == NULL)
|
|
|
5111 return;
|
|
|
5112
|
|
|
5113 if (argvars[0].v_type == VAR_FUNC)
|
|
|
5114 func = argvars[0].vval.v_string;
|
|
|
5115 else
|
|
|
5116 func = get_tv_string(&argvars[0]);
|
|
|
5117
|
|
|
5118 for (item = argvars[1].vval.v_list->lv_first; item != NULL;
|
|
|
5119 item = item->li_next)
|
|
|
5120 {
|
|
|
5121 if (argc == MAX_FUNC_ARGS)
|
|
|
5122 {
|
|
86
|
5123 EMSG(_("E699: Too many arguments"));
|
|
80
|
5124 break;
|
|
|
5125 }
|
|
|
5126 /* Make a copy of each argument (is this really needed?) */
|
|
|
5127 copy_tv(&item->li_tv, &argv[argc++]);
|
|
|
5128 }
|
|
|
5129
|
|
|
5130 if (item == NULL)
|
|
|
5131 (void)call_func(func, STRLEN(func), rettv, argc, argv,
|
|
|
5132 curwin->w_cursor.lnum, curwin->w_cursor.lnum, &dummy, TRUE);
|
|
|
5133
|
|
|
5134 /* Free the arguments. */
|
|
|
5135 while (argc > 0)
|
|
|
5136 clear_tv(&argv[--argc]);
|
|
|
5137 }
|
|
|
5138
|
|
|
5139 /*
|
|
7
|
5140 * "char2nr(string)" function
|
|
|
5141 */
|
|
|
5142 static void
|
|
71
|
5143 f_char2nr(argvars, rettv)
|
|
|
5144 typeval *argvars;
|
|
|
5145 typeval *rettv;
|
|
7
|
5146 {
|
|
|
5147 #ifdef FEAT_MBYTE
|
|
|
5148 if (has_mbyte)
|
|
71
|
5149 rettv->vval.v_number =
|
|
|
5150 (*mb_ptr2char)(get_tv_string(&argvars[0]));
|
|
|
5151 else
|
|
|
5152 #endif
|
|
|
5153 rettv->vval.v_number = get_tv_string(&argvars[0])[0];
|
|
7
|
5154 }
|
|
|
5155
|
|
|
5156 /*
|
|
|
5157 * "cindent(lnum)" function
|
|
|
5158 */
|
|
|
5159 static void
|
|
71
|
5160 f_cindent(argvars, rettv)
|
|
|
5161 typeval *argvars;
|
|
|
5162 typeval *rettv;
|
|
7
|
5163 {
|
|
|
5164 #ifdef FEAT_CINDENT
|
|
|
5165 pos_T pos;
|
|
|
5166 linenr_T lnum;
|
|
|
5167
|
|
|
5168 pos = curwin->w_cursor;
|
|
71
|
5169 lnum = get_tv_lnum(argvars);
|
|
7
|
5170 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5171 {
|
|
|
5172 curwin->w_cursor.lnum = lnum;
|
|
71
|
5173 rettv->vval.v_number = get_c_indent();
|
|
7
|
5174 curwin->w_cursor = pos;
|
|
|
5175 }
|
|
|
5176 else
|
|
|
5177 #endif
|
|
71
|
5178 rettv->vval.v_number = -1;
|
|
7
|
5179 }
|
|
|
5180
|
|
|
5181 /*
|
|
|
5182 * "col(string)" function
|
|
|
5183 */
|
|
|
5184 static void
|
|
71
|
5185 f_col(argvars, rettv)
|
|
|
5186 typeval *argvars;
|
|
|
5187 typeval *rettv;
|
|
7
|
5188 {
|
|
|
5189 colnr_T col = 0;
|
|
|
5190 pos_T *fp;
|
|
|
5191
|
|
|
5192 fp = var2fpos(&argvars[0], FALSE);
|
|
|
5193 if (fp != NULL)
|
|
|
5194 {
|
|
|
5195 if (fp->col == MAXCOL)
|
|
|
5196 {
|
|
|
5197 /* '> can be MAXCOL, get the length of the line then */
|
|
|
5198 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5199 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
5200 else
|
|
|
5201 col = MAXCOL;
|
|
|
5202 }
|
|
|
5203 else
|
|
|
5204 {
|
|
|
5205 col = fp->col + 1;
|
|
|
5206 #ifdef FEAT_VIRTUALEDIT
|
|
|
5207 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
5208 * because of "coladd" can be seen as an extra column. */
|
|
|
5209 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
5210 {
|
|
|
5211 char_u *p = ml_get_cursor();
|
|
|
5212
|
|
|
5213 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
5214 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
5215 {
|
|
|
5216 # ifdef FEAT_MBYTE
|
|
|
5217 int l;
|
|
|
5218
|
|
|
5219 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
5220 col += l;
|
|
|
5221 # else
|
|
|
5222 if (*p != NUL && p[1] == NUL)
|
|
|
5223 ++col;
|
|
|
5224 # endif
|
|
|
5225 }
|
|
|
5226 }
|
|
|
5227 #endif
|
|
|
5228 }
|
|
|
5229 }
|
|
71
|
5230 rettv->vval.v_number = col;
|
|
7
|
5231 }
|
|
|
5232
|
|
|
5233 /*
|
|
|
5234 * "confirm(message, buttons[, default [, type]])" function
|
|
|
5235 */
|
|
|
5236 /*ARGSUSED*/
|
|
|
5237 static void
|
|
71
|
5238 f_confirm(argvars, rettv)
|
|
|
5239 typeval *argvars;
|
|
|
5240 typeval *rettv;
|
|
7
|
5241 {
|
|
|
5242 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
5243 char_u *message;
|
|
|
5244 char_u *buttons = NULL;
|
|
|
5245 char_u buf[NUMBUFLEN];
|
|
|
5246 char_u buf2[NUMBUFLEN];
|
|
|
5247 int def = 1;
|
|
|
5248 int type = VIM_GENERIC;
|
|
|
5249 int c;
|
|
|
5250
|
|
71
|
5251 message = get_tv_string(&argvars[0]);
|
|
56
|
5252 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5253 {
|
|
71
|
5254 buttons = get_tv_string_buf(&argvars[1], buf);
|
|
56
|
5255 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5256 {
|
|
71
|
5257 def = get_tv_number(&argvars[2]);
|
|
56
|
5258 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
7
|
5259 {
|
|
|
5260 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
71
|
5261 c = *get_tv_string_buf(&argvars[3], buf2);
|
|
7
|
5262 switch (TOUPPER_ASC(c))
|
|
|
5263 {
|
|
|
5264 case 'E': type = VIM_ERROR; break;
|
|
|
5265 case 'Q': type = VIM_QUESTION; break;
|
|
|
5266 case 'I': type = VIM_INFO; break;
|
|
|
5267 case 'W': type = VIM_WARNING; break;
|
|
|
5268 case 'G': type = VIM_GENERIC; break;
|
|
|
5269 }
|
|
|
5270 }
|
|
|
5271 }
|
|
|
5272 }
|
|
|
5273
|
|
|
5274 if (buttons == NULL || *buttons == NUL)
|
|
|
5275 buttons = (char_u *)_("&Ok");
|
|
|
5276
|
|
71
|
5277 rettv->vval.v_number = do_dialog(type, NULL, message, buttons,
|
|
7
|
5278 def, NULL);
|
|
|
5279 #else
|
|
71
|
5280 rettv->vval.v_number = 0;
|
|
56
|
5281 #endif
|
|
|
5282 }
|
|
|
5283
|
|
|
5284 /*
|
|
|
5285 * "copy()" function
|
|
|
5286 */
|
|
|
5287 static void
|
|
71
|
5288 f_copy(argvars, rettv)
|
|
|
5289 typeval *argvars;
|
|
|
5290 typeval *rettv;
|
|
56
|
5291 {
|
|
|
5292 if (argvars[0].v_type == VAR_LIST)
|
|
|
5293 {
|
|
71
|
5294 rettv->v_type = VAR_LIST;
|
|
|
5295 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, FALSE);
|
|
|
5296 }
|
|
|
5297 else
|
|
|
5298 copy_tv(&argvars[0], rettv);
|
|
56
|
5299 }
|
|
7
|
5300
|
|
|
5301 /*
|
|
80
|
5302 * "count()" function
|
|
|
5303 */
|
|
|
5304 static void
|
|
|
5305 f_count(argvars, rettv)
|
|
|
5306 typeval *argvars;
|
|
|
5307 typeval *rettv;
|
|
|
5308 {
|
|
|
5309 listitem *li;
|
|
|
5310 long n = 0;
|
|
|
5311 int ic = FALSE;
|
|
|
5312
|
|
|
5313 if (argvars[0].v_type != VAR_LIST)
|
|
|
5314 EMSG(_(e_listreq));
|
|
|
5315 else if (argvars[0].vval.v_list != NULL)
|
|
|
5316 {
|
|
|
5317 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5318 ic = get_tv_number(&argvars[2]);
|
|
|
5319
|
|
|
5320 for (li = argvars[0].vval.v_list->lv_first; li != NULL;
|
|
|
5321 li = li->li_next)
|
|
|
5322 if (tv_equal(&li->li_tv, &argvars[1], ic))
|
|
|
5323 ++n;
|
|
|
5324 }
|
|
|
5325 rettv->vval.v_number = n;
|
|
|
5326 }
|
|
|
5327
|
|
|
5328 /*
|
|
7
|
5329 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
5330 *
|
|
|
5331 * Checks the existence of a cscope connection.
|
|
|
5332 */
|
|
|
5333 /*ARGSUSED*/
|
|
|
5334 static void
|
|
71
|
5335 f_cscope_connection(argvars, rettv)
|
|
|
5336 typeval *argvars;
|
|
|
5337 typeval *rettv;
|
|
7
|
5338 {
|
|
|
5339 #ifdef FEAT_CSCOPE
|
|
|
5340 int num = 0;
|
|
|
5341 char_u *dbpath = NULL;
|
|
|
5342 char_u *prepend = NULL;
|
|
|
5343 char_u buf[NUMBUFLEN];
|
|
|
5344
|
|
56
|
5345 if (argvars[0].v_type != VAR_UNKNOWN
|
|
|
5346 && argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5347 {
|
|
71
|
5348 num = (int)get_tv_number(&argvars[0]);
|
|
|
5349 dbpath = get_tv_string(&argvars[1]);
|
|
56
|
5350 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
5351 prepend = get_tv_string_buf(&argvars[2], buf);
|
|
|
5352 }
|
|
|
5353
|
|
|
5354 rettv->vval.v_number = cs_connection(num, dbpath, prepend);
|
|
7
|
5355 #else
|
|
71
|
5356 rettv->vval.v_number = 0;
|
|
7
|
5357 #endif
|
|
|
5358 }
|
|
|
5359
|
|
|
5360 /*
|
|
|
5361 * "cursor(lnum, col)" function
|
|
|
5362 *
|
|
|
5363 * Moves the cursor to the specified line and column
|
|
|
5364 */
|
|
|
5365 /*ARGSUSED*/
|
|
|
5366 static void
|
|
71
|
5367 f_cursor(argvars, rettv)
|
|
|
5368 typeval *argvars;
|
|
|
5369 typeval *rettv;
|
|
7
|
5370 {
|
|
|
5371 long line, col;
|
|
|
5372
|
|
71
|
5373 line = get_tv_lnum(argvars);
|
|
7
|
5374 if (line > 0)
|
|
|
5375 curwin->w_cursor.lnum = line;
|
|
71
|
5376 col = get_tv_number(&argvars[1]);
|
|
7
|
5377 if (col > 0)
|
|
|
5378 curwin->w_cursor.col = col - 1;
|
|
|
5379 #ifdef FEAT_VIRTUALEDIT
|
|
|
5380 curwin->w_cursor.coladd = 0;
|
|
|
5381 #endif
|
|
|
5382
|
|
|
5383 /* Make sure the cursor is in a valid position. */
|
|
|
5384 check_cursor();
|
|
|
5385 #ifdef FEAT_MBYTE
|
|
|
5386 /* Correct cursor for multi-byte character. */
|
|
|
5387 if (has_mbyte)
|
|
|
5388 mb_adjust_cursor();
|
|
|
5389 #endif
|
|
10
|
5390
|
|
|
5391 curwin->w_set_curswant = TRUE;
|
|
7
|
5392 }
|
|
|
5393
|
|
|
5394 /*
|
|
56
|
5395 * "deepcopy()" function
|
|
|
5396 */
|
|
|
5397 static void
|
|
71
|
5398 f_deepcopy(argvars, rettv)
|
|
|
5399 typeval *argvars;
|
|
|
5400 typeval *rettv;
|
|
56
|
5401 {
|
|
|
5402 if (argvars[0].v_type == VAR_LIST)
|
|
|
5403 {
|
|
71
|
5404 rettv->v_type = VAR_LIST;
|
|
|
5405 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, TRUE);
|
|
|
5406 }
|
|
|
5407 else
|
|
|
5408 copy_tv(&argvars[0], rettv);
|
|
7
|
5409 }
|
|
|
5410
|
|
|
5411 /*
|
|
|
5412 * "delete()" function
|
|
|
5413 */
|
|
|
5414 static void
|
|
71
|
5415 f_delete(argvars, rettv)
|
|
|
5416 typeval *argvars;
|
|
|
5417 typeval *rettv;
|
|
7
|
5418 {
|
|
|
5419 if (check_restricted() || check_secure())
|
|
71
|
5420 rettv->vval.v_number = -1;
|
|
|
5421 else
|
|
|
5422 rettv->vval.v_number = mch_remove(get_tv_string(&argvars[0]));
|
|
7
|
5423 }
|
|
|
5424
|
|
|
5425 /*
|
|
|
5426 * "did_filetype()" function
|
|
|
5427 */
|
|
|
5428 /*ARGSUSED*/
|
|
|
5429 static void
|
|
71
|
5430 f_did_filetype(argvars, rettv)
|
|
|
5431 typeval *argvars;
|
|
|
5432 typeval *rettv;
|
|
7
|
5433 {
|
|
|
5434 #ifdef FEAT_AUTOCMD
|
|
71
|
5435 rettv->vval.v_number = did_filetype;
|
|
7
|
5436 #else
|
|
71
|
5437 rettv->vval.v_number = 0;
|
|
7
|
5438 #endif
|
|
|
5439 }
|
|
|
5440
|
|
|
5441 /*
|
|
32
|
5442 * "diff_filler()" function
|
|
|
5443 */
|
|
|
5444 /*ARGSUSED*/
|
|
|
5445 static void
|
|
71
|
5446 f_diff_filler(argvars, rettv)
|
|
|
5447 typeval *argvars;
|
|
|
5448 typeval *rettv;
|
|
32
|
5449 {
|
|
|
5450 #ifdef FEAT_DIFF
|
|
71
|
5451 rettv->vval.v_number = diff_check_fill(curwin, get_tv_lnum(argvars));
|
|
32
|
5452 #endif
|
|
|
5453 }
|
|
|
5454
|
|
|
5455 /*
|
|
|
5456 * "diff_hlID()" function
|
|
|
5457 */
|
|
|
5458 /*ARGSUSED*/
|
|
|
5459 static void
|
|
71
|
5460 f_diff_hlID(argvars, rettv)
|
|
|
5461 typeval *argvars;
|
|
|
5462 typeval *rettv;
|
|
32
|
5463 {
|
|
|
5464 #ifdef FEAT_DIFF
|
|
71
|
5465 linenr_T lnum = get_tv_lnum(argvars);
|
|
32
|
5466 static linenr_T prev_lnum = 0;
|
|
|
5467 static int changedtick = 0;
|
|
|
5468 static int fnum = 0;
|
|
|
5469 static int change_start = 0;
|
|
|
5470 static int change_end = 0;
|
|
|
5471 static enum hlf_value hlID = 0;
|
|
|
5472 int filler_lines;
|
|
|
5473 int col;
|
|
|
5474
|
|
|
5475 if (lnum != prev_lnum
|
|
|
5476 || changedtick != curbuf->b_changedtick
|
|
|
5477 || fnum != curbuf->b_fnum)
|
|
|
5478 {
|
|
|
5479 /* New line, buffer, change: need to get the values. */
|
|
|
5480 filler_lines = diff_check(curwin, lnum);
|
|
|
5481 if (filler_lines < 0)
|
|
|
5482 {
|
|
|
5483 if (filler_lines == -1)
|
|
|
5484 {
|
|
|
5485 change_start = MAXCOL;
|
|
|
5486 change_end = -1;
|
|
|
5487 if (diff_find_change(curwin, lnum, &change_start, &change_end))
|
|
|
5488 hlID = HLF_ADD; /* added line */
|
|
|
5489 else
|
|
|
5490 hlID = HLF_CHD; /* changed line */
|
|
|
5491 }
|
|
|
5492 else
|
|
|
5493 hlID = HLF_ADD; /* added line */
|
|
|
5494 }
|
|
|
5495 else
|
|
|
5496 hlID = (enum hlf_value)0;
|
|
|
5497 prev_lnum = lnum;
|
|
|
5498 changedtick = curbuf->b_changedtick;
|
|
|
5499 fnum = curbuf->b_fnum;
|
|
|
5500 }
|
|
|
5501
|
|
|
5502 if (hlID == HLF_CHD || hlID == HLF_TXD)
|
|
|
5503 {
|
|
71
|
5504 col = get_tv_number(&argvars[1]) - 1;
|
|
32
|
5505 if (col >= change_start && col <= change_end)
|
|
|
5506 hlID = HLF_TXD; /* changed text */
|
|
|
5507 else
|
|
|
5508 hlID = HLF_CHD; /* changed line */
|
|
|
5509 }
|
|
71
|
5510 rettv->vval.v_number = hlID == (enum hlf_value)0 ? 0 : (int)hlID;
|
|
32
|
5511 #endif
|
|
|
5512 }
|
|
|
5513
|
|
|
5514 /*
|
|
86
|
5515 * "empty({expr})" function
|
|
|
5516 */
|
|
|
5517 static void
|
|
|
5518 f_empty(argvars, rettv)
|
|
|
5519 typeval *argvars;
|
|
|
5520 typeval *rettv;
|
|
|
5521 {
|
|
|
5522 int n;
|
|
|
5523
|
|
|
5524 switch (argvars[0].v_type)
|
|
|
5525 {
|
|
|
5526 case VAR_STRING:
|
|
|
5527 case VAR_FUNC:
|
|
|
5528 n = argvars[0].vval.v_string == NULL
|
|
|
5529 || *argvars[0].vval.v_string == NUL;
|
|
|
5530 break;
|
|
|
5531 case VAR_NUMBER:
|
|
|
5532 n = argvars[0].vval.v_number == 0;
|
|
|
5533 break;
|
|
|
5534 case VAR_LIST:
|
|
|
5535 n = argvars[0].vval.v_list == NULL
|
|
|
5536 || argvars[0].vval.v_list->lv_first == NULL;
|
|
|
5537 break;
|
|
|
5538 default:
|
|
|
5539 EMSG2(_(e_intern2), "f_empty()");
|
|
|
5540 n = 0;
|
|
|
5541 }
|
|
|
5542
|
|
|
5543 rettv->vval.v_number = n;
|
|
|
5544 }
|
|
|
5545
|
|
|
5546 /*
|
|
7
|
5547 * "escape({string}, {chars})" function
|
|
|
5548 */
|
|
|
5549 static void
|
|
71
|
5550 f_escape(argvars, rettv)
|
|
|
5551 typeval *argvars;
|
|
|
5552 typeval *rettv;
|
|
7
|
5553 {
|
|
|
5554 char_u buf[NUMBUFLEN];
|
|
|
5555
|
|
71
|
5556 rettv->vval.v_string =
|
|
|
5557 vim_strsave_escaped(get_tv_string(&argvars[0]),
|
|
|
5558 get_tv_string_buf(&argvars[1], buf));
|
|
|
5559 rettv->v_type = VAR_STRING;
|
|
7
|
5560 }
|
|
|
5561
|
|
|
5562 /*
|
|
|
5563 * "eventhandler()" function
|
|
|
5564 */
|
|
|
5565 /*ARGSUSED*/
|
|
|
5566 static void
|
|
71
|
5567 f_eventhandler(argvars, rettv)
|
|
|
5568 typeval *argvars;
|
|
|
5569 typeval *rettv;
|
|
|
5570 {
|
|
|
5571 rettv->vval.v_number = vgetc_busy;
|
|
7
|
5572 }
|
|
|
5573
|
|
|
5574 /*
|
|
|
5575 * "executable()" function
|
|
|
5576 */
|
|
|
5577 static void
|
|
71
|
5578 f_executable(argvars, rettv)
|
|
|
5579 typeval *argvars;
|
|
|
5580 typeval *rettv;
|
|
|
5581 {
|
|
|
5582 rettv->vval.v_number = mch_can_exe(get_tv_string(&argvars[0]));
|
|
7
|
5583 }
|
|
|
5584
|
|
|
5585 /*
|
|
|
5586 * "exists()" function
|
|
|
5587 */
|
|
|
5588 static void
|
|
71
|
5589 f_exists(argvars, rettv)
|
|
|
5590 typeval *argvars;
|
|
|
5591 typeval *rettv;
|
|
7
|
5592 {
|
|
|
5593 char_u *p;
|
|
|
5594 char_u *name;
|
|
|
5595 int n = FALSE;
|
|
|
5596 int len = 0;
|
|
|
5597
|
|
71
|
5598 p = get_tv_string(&argvars[0]);
|
|
7
|
5599 if (*p == '$') /* environment variable */
|
|
|
5600 {
|
|
|
5601 /* first try "normal" environment variables (fast) */
|
|
|
5602 if (mch_getenv(p + 1) != NULL)
|
|
|
5603 n = TRUE;
|
|
|
5604 else
|
|
|
5605 {
|
|
|
5606 /* try expanding things like $VIM and ${HOME} */
|
|
|
5607 p = expand_env_save(p);
|
|
|
5608 if (p != NULL && *p != '$')
|
|
|
5609 n = TRUE;
|
|
|
5610 vim_free(p);
|
|
|
5611 }
|
|
|
5612 }
|
|
|
5613 else if (*p == '&' || *p == '+') /* option */
|
|
71
|
5614 n = (get_option_tv(&p, NULL, TRUE) == OK);
|
|
7
|
5615 else if (*p == '*') /* internal or user defined function */
|
|
|
5616 {
|
|
56
|
5617 n = function_exists(p + 1);
|
|
7
|
5618 }
|
|
|
5619 else if (*p == ':')
|
|
|
5620 {
|
|
|
5621 n = cmd_exists(p + 1);
|
|
|
5622 }
|
|
|
5623 else if (*p == '#')
|
|
|
5624 {
|
|
|
5625 #ifdef FEAT_AUTOCMD
|
|
|
5626 name = p + 1;
|
|
|
5627 p = vim_strchr(name, '#');
|
|
|
5628 if (p != NULL)
|
|
|
5629 n = au_exists(name, p, p + 1);
|
|
|
5630 else
|
|
|
5631 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
5632 #endif
|
|
|
5633 }
|
|
|
5634 else /* internal variable */
|
|
|
5635 {
|
|
|
5636 char_u *expr_start;
|
|
|
5637 char_u *expr_end;
|
|
|
5638 char_u *temp_string = NULL;
|
|
|
5639 char_u *s;
|
|
|
5640 name = p;
|
|
|
5641
|
|
|
5642 /* Find the end of the name. */
|
|
71
|
5643 s = find_name_end(name, &expr_start, &expr_end, FALSE);
|
|
7
|
5644 if (expr_start != NULL)
|
|
|
5645 {
|
|
|
5646 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
5647 if (temp_string != NULL)
|
|
|
5648 {
|
|
|
5649 len = STRLEN(temp_string);
|
|
|
5650 name = temp_string;
|
|
|
5651 }
|
|
|
5652 }
|
|
|
5653 if (len == 0)
|
|
|
5654 len = get_id_len(&p);
|
|
|
5655 if (len != 0)
|
|
71
|
5656 n = (get_var_tv(name, len, NULL) == OK);
|
|
|
5657
|
|
7
|
5658 vim_free(temp_string);
|
|
71
|
5659 }
|
|
|
5660
|
|
|
5661 rettv->vval.v_number = n;
|
|
7
|
5662 }
|
|
|
5663
|
|
|
5664 /*
|
|
|
5665 * "expand()" function
|
|
|
5666 */
|
|
|
5667 static void
|
|
71
|
5668 f_expand(argvars, rettv)
|
|
|
5669 typeval *argvars;
|
|
|
5670 typeval *rettv;
|
|
7
|
5671 {
|
|
|
5672 char_u *s;
|
|
|
5673 int len;
|
|
|
5674 char_u *errormsg;
|
|
|
5675 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
5676 expand_T xpc;
|
|
|
5677
|
|
71
|
5678 rettv->v_type = VAR_STRING;
|
|
|
5679 s = get_tv_string(&argvars[0]);
|
|
7
|
5680 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
5681 {
|
|
|
5682 ++emsg_off;
|
|
71
|
5683 rettv->vval.v_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
7
|
5684 --emsg_off;
|
|
|
5685 }
|
|
|
5686 else
|
|
|
5687 {
|
|
|
5688 /* When the optional second argument is non-zero, don't remove matches
|
|
|
5689 * for 'suffixes' and 'wildignore' */
|
|
71
|
5690 if (argvars[1].v_type != VAR_UNKNOWN && get_tv_number(&argvars[1]))
|
|
7
|
5691 flags |= WILD_KEEP_ALL;
|
|
|
5692 ExpandInit(&xpc);
|
|
|
5693 xpc.xp_context = EXPAND_FILES;
|
|
71
|
5694 rettv->vval.v_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
7
|
5695 ExpandCleanup(&xpc);
|
|
|
5696 }
|
|
|
5697 }
|
|
|
5698
|
|
|
5699 /*
|
|
80
|
5700 * "extend(list, list [, idx])" function
|
|
|
5701 */
|
|
|
5702 static void
|
|
|
5703 f_extend(argvars, rettv)
|
|
|
5704 typeval *argvars;
|
|
|
5705 typeval *rettv;
|
|
|
5706 {
|
|
|
5707 long before;
|
|
|
5708 long n;
|
|
|
5709 listitem *item;
|
|
|
5710 listvar *l1, *l2;
|
|
|
5711
|
|
|
5712 rettv->vval.v_number = 0;
|
|
|
5713 if (argvars[0].v_type != VAR_LIST || argvars[1].v_type != VAR_LIST)
|
|
|
5714 {
|
|
|
5715 EMSG(_(e_listreq));
|
|
|
5716 return;
|
|
|
5717 }
|
|
|
5718 l1 = argvars[0].vval.v_list;
|
|
|
5719 l2 = argvars[1].vval.v_list;
|
|
|
5720 if (l1 != NULL && l2 != NULL)
|
|
|
5721 {
|
|
|
5722 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5723 {
|
|
|
5724 n = before = get_tv_number(&argvars[2]);
|
|
|
5725 item = list_find_ext(l1, &n);
|
|
|
5726 if (n != 0)
|
|
|
5727 {
|
|
|
5728 EMSGN(_(e_listidx), before);
|
|
|
5729 return;
|
|
|
5730 }
|
|
|
5731 }
|
|
|
5732 else
|
|
|
5733 item = NULL;
|
|
|
5734 list_extend(l1, l2, item);
|
|
|
5735
|
|
|
5736 ++l1->lv_refcount;
|
|
|
5737 copy_tv(&argvars[0], rettv);
|
|
|
5738 }
|
|
|
5739 }
|
|
|
5740
|
|
|
5741 /*
|
|
7
|
5742 * "filereadable()" function
|
|
|
5743 */
|
|
|
5744 static void
|
|
71
|
5745 f_filereadable(argvars, rettv)
|
|
|
5746 typeval *argvars;
|
|
|
5747 typeval *rettv;
|
|
7
|
5748 {
|
|
|
5749 FILE *fd;
|
|
|
5750 char_u *p;
|
|
|
5751 int n;
|
|
|
5752
|
|
71
|
5753 p = get_tv_string(&argvars[0]);
|
|
7
|
5754 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
5755 {
|
|
|
5756 n = TRUE;
|
|
|
5757 fclose(fd);
|
|
|
5758 }
|
|
|
5759 else
|
|
|
5760 n = FALSE;
|
|
|
5761
|
|
71
|
5762 rettv->vval.v_number = n;
|
|
7
|
5763 }
|
|
|
5764
|
|
|
5765 /*
|
|
|
5766 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
5767 * rights to write into.
|
|
|
5768 */
|
|
|
5769 static void
|
|
71
|
5770 f_filewritable(argvars, rettv)
|
|
|
5771 typeval *argvars;
|
|
|
5772 typeval *rettv;
|
|
7
|
5773 {
|
|
|
5774 char_u *p;
|
|
|
5775 int retval = 0;
|
|
|
5776 #if defined(UNIX) || defined(VMS)
|
|
|
5777 int perm = 0;
|
|
|
5778 #endif
|
|
|
5779
|
|
71
|
5780 p = get_tv_string(&argvars[0]);
|
|
7
|
5781 #if defined(UNIX) || defined(VMS)
|
|
|
5782 perm = mch_getperm(p);
|
|
|
5783 #endif
|
|
|
5784 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
5785 if (
|
|
|
5786 # ifdef WIN3264
|
|
|
5787 mch_writable(p) &&
|
|
|
5788 # else
|
|
|
5789 # if defined(UNIX) || defined(VMS)
|
|
|
5790 (perm & 0222) &&
|
|
|
5791 # endif
|
|
|
5792 # endif
|
|
|
5793 mch_access((char *)p, W_OK) == 0
|
|
|
5794 )
|
|
|
5795 #endif
|
|
|
5796 {
|
|
|
5797 ++retval;
|
|
|
5798 if (mch_isdir(p))
|
|
|
5799 ++retval;
|
|
|
5800 }
|
|
71
|
5801 rettv->vval.v_number = retval;
|
|
7
|
5802 }
|
|
|
5803
|
|
83
|
5804 static void findfilendir __ARGS((typeval *argvars, typeval *rettv, int dir));
|
|
|
5805
|
|
|
5806 static void
|
|
|
5807 findfilendir(argvars, rettv, dir)
|
|
71
|
5808 typeval *argvars;
|
|
|
5809 typeval *rettv;
|
|
19
|
5810 int dir;
|
|
|
5811 {
|
|
|
5812 #ifdef FEAT_SEARCHPATH
|
|
|
5813 char_u *fname;
|
|
|
5814 char_u *fresult = NULL;
|
|
|
5815 char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
|
|
|
5816 char_u *p;
|
|
|
5817 char_u pathbuf[NUMBUFLEN];
|
|
|
5818 int count = 1;
|
|
|
5819 int first = TRUE;
|
|
|
5820
|
|
71
|
5821 fname = get_tv_string(&argvars[0]);
|
|
56
|
5822
|
|
|
5823 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5824 {
|
|
71
|
5825 p = get_tv_string_buf(&argvars[1], pathbuf);
|
|
19
|
5826 if (*p != NUL)
|
|
|
5827 path = p;
|
|
|
5828
|
|
56
|
5829 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
5830 count = get_tv_number(&argvars[2]);
|
|
19
|
5831 }
|
|
|
5832
|
|
|
5833 do
|
|
|
5834 {
|
|
|
5835 vim_free(fresult);
|
|
|
5836 fresult = find_file_in_path_option(first ? fname : NULL,
|
|
|
5837 first ? (int)STRLEN(fname) : 0,
|
|
|
5838 0, first, path, dir, NULL);
|
|
|
5839 first = FALSE;
|
|
|
5840 } while (--count > 0 && fresult != NULL);
|
|
|
5841
|
|
71
|
5842 rettv->vval.v_string = fresult;
|
|
19
|
5843 #else
|
|
71
|
5844 rettv->vval.v_string = NULL;
|
|
|
5845 #endif
|
|
|
5846 rettv->v_type = VAR_STRING;
|
|
19
|
5847 }
|
|
|
5848
|
|
|
5849 /*
|
|
83
|
5850 * "finddir({fname}[, {path}[, {count}]])" function
|
|
|
5851 */
|
|
|
5852 static void
|
|
|
5853 f_finddir(argvars, rettv)
|
|
|
5854 typeval *argvars;
|
|
|
5855 typeval *rettv;
|
|
|
5856 {
|
|
|
5857 findfilendir(argvars, rettv, TRUE);
|
|
|
5858 }
|
|
|
5859
|
|
|
5860 /*
|
|
|
5861 * "findfile({fname}[, {path}[, {count}]])" function
|
|
|
5862 */
|
|
|
5863 static void
|
|
|
5864 f_findfile(argvars, rettv)
|
|
|
5865 typeval *argvars;
|
|
|
5866 typeval *rettv;
|
|
|
5867 {
|
|
|
5868 findfilendir(argvars, rettv, FALSE);
|
|
|
5869 }
|
|
|
5870
|
|
|
5871 /*
|
|
7
|
5872 * "fnamemodify({fname}, {mods})" function
|
|
|
5873 */
|
|
|
5874 static void
|
|
71
|
5875 f_fnamemodify(argvars, rettv)
|
|
|
5876 typeval *argvars;
|
|
|
5877 typeval *rettv;
|
|
7
|
5878 {
|
|
|
5879 char_u *fname;
|
|
|
5880 char_u *mods;
|
|
|
5881 int usedlen = 0;
|
|
|
5882 int len;
|
|
|
5883 char_u *fbuf = NULL;
|
|
|
5884 char_u buf[NUMBUFLEN];
|
|
|
5885
|
|
71
|
5886 fname = get_tv_string(&argvars[0]);
|
|
|
5887 mods = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
5888 len = (int)STRLEN(fname);
|
|
|
5889
|
|
|
5890 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
5891
|
|
71
|
5892 rettv->v_type = VAR_STRING;
|
|
7
|
5893 if (fname == NULL)
|
|
71
|
5894 rettv->vval.v_string = NULL;
|
|
|
5895 else
|
|
|
5896 rettv->vval.v_string = vim_strnsave(fname, len);
|
|
7
|
5897 vim_free(fbuf);
|
|
|
5898 }
|
|
|
5899
|
|
83
|
5900 static void foldclosed_both __ARGS((typeval *argvars, typeval *rettv, int end));
|
|
7
|
5901
|
|
|
5902 /*
|
|
|
5903 * "foldclosed()" function
|
|
|
5904 */
|
|
|
5905 static void
|
|
71
|
5906 foldclosed_both(argvars, rettv, end)
|
|
|
5907 typeval *argvars;
|
|
|
5908 typeval *rettv;
|
|
7
|
5909 int end;
|
|
|
5910 {
|
|
|
5911 #ifdef FEAT_FOLDING
|
|
|
5912 linenr_T lnum;
|
|
|
5913 linenr_T first, last;
|
|
|
5914
|
|
71
|
5915 lnum = get_tv_lnum(argvars);
|
|
7
|
5916 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5917 {
|
|
|
5918 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
5919 {
|
|
|
5920 if (end)
|
|
71
|
5921 rettv->vval.v_number = (varnumber_T)last;
|
|
7
|
5922 else
|
|
71
|
5923 rettv->vval.v_number = (varnumber_T)first;
|
|
7
|
5924 return;
|
|
|
5925 }
|
|
|
5926 }
|
|
|
5927 #endif
|
|
71
|
5928 rettv->vval.v_number = -1;
|
|
7
|
5929 }
|
|
|
5930
|
|
|
5931 /*
|
|
83
|
5932 * "foldclosed()" function
|
|
|
5933 */
|
|
|
5934 static void
|
|
|
5935 f_foldclosed(argvars, rettv)
|
|
|
5936 typeval *argvars;
|
|
|
5937 typeval *rettv;
|
|
|
5938 {
|
|
|
5939 foldclosed_both(argvars, rettv, FALSE);
|
|
|
5940 }
|
|
|
5941
|
|
|
5942 /*
|
|
|
5943 * "foldclosedend()" function
|
|
|
5944 */
|
|
|
5945 static void
|
|
|
5946 f_foldclosedend(argvars, rettv)
|
|
|
5947 typeval *argvars;
|
|
|
5948 typeval *rettv;
|
|
|
5949 {
|
|
|
5950 foldclosed_both(argvars, rettv, TRUE);
|
|
|
5951 }
|
|
|
5952
|
|
|
5953 /*
|
|
7
|
5954 * "foldlevel()" function
|
|
|
5955 */
|
|
|
5956 static void
|
|
71
|
5957 f_foldlevel(argvars, rettv)
|
|
|
5958 typeval *argvars;
|
|
|
5959 typeval *rettv;
|
|
7
|
5960 {
|
|
|
5961 #ifdef FEAT_FOLDING
|
|
|
5962 linenr_T lnum;
|
|
|
5963
|
|
71
|
5964 lnum = get_tv_lnum(argvars);
|
|
7
|
5965 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
5966 rettv->vval.v_number = foldLevel(lnum);
|
|
|
5967 else
|
|
|
5968 #endif
|
|
|
5969 rettv->vval.v_number = 0;
|
|
7
|
5970 }
|
|
|
5971
|
|
|
5972 /*
|
|
|
5973 * "foldtext()" function
|
|
|
5974 */
|
|
|
5975 /*ARGSUSED*/
|
|
|
5976 static void
|
|
71
|
5977 f_foldtext(argvars, rettv)
|
|
|
5978 typeval *argvars;
|
|
|
5979 typeval *rettv;
|
|
7
|
5980 {
|
|
|
5981 #ifdef FEAT_FOLDING
|
|
|
5982 linenr_T lnum;
|
|
|
5983 char_u *s;
|
|
|
5984 char_u *r;
|
|
|
5985 int len;
|
|
|
5986 char *txt;
|
|
|
5987 #endif
|
|
|
5988
|
|
71
|
5989 rettv->v_type = VAR_STRING;
|
|
|
5990 rettv->vval.v_string = NULL;
|
|
7
|
5991 #ifdef FEAT_FOLDING
|
|
|
5992 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
5993 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
5994 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
5995 {
|
|
|
5996 /* Find first non-empty line in the fold. */
|
|
|
5997 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
5998 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
5999 {
|
|
|
6000 if (!linewhite(lnum))
|
|
|
6001 break;
|
|
|
6002 ++lnum;
|
|
|
6003 }
|
|
|
6004
|
|
|
6005 /* Find interesting text in this line. */
|
|
|
6006 s = skipwhite(ml_get(lnum));
|
|
|
6007 /* skip C comment-start */
|
|
|
6008 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
36
|
6009 {
|
|
7
|
6010 s = skipwhite(s + 2);
|
|
36
|
6011 if (*skipwhite(s) == NUL
|
|
|
6012 && lnum + 1 < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
6013 {
|
|
|
6014 s = skipwhite(ml_get(lnum + 1));
|
|
|
6015 if (*s == '*')
|
|
|
6016 s = skipwhite(s + 1);
|
|
|
6017 }
|
|
|
6018 }
|
|
7
|
6019 txt = _("+-%s%3ld lines: ");
|
|
|
6020 r = alloc((unsigned)(STRLEN(txt)
|
|
|
6021 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
6022 + 20 /* for %3ld */
|
|
|
6023 + STRLEN(s))); /* concatenated */
|
|
|
6024 if (r != NULL)
|
|
|
6025 {
|
|
|
6026 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
6027 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
6028 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
6029 len = (int)STRLEN(r);
|
|
|
6030 STRCAT(r, s);
|
|
|
6031 /* remove 'foldmarker' and 'commentstring' */
|
|
|
6032 foldtext_cleanup(r + len);
|
|
71
|
6033 rettv->vval.v_string = r;
|
|
7
|
6034 }
|
|
|
6035 }
|
|
|
6036 #endif
|
|
|
6037 }
|
|
|
6038
|
|
|
6039 /*
|
|
29
|
6040 * "foldtextresult(lnum)" function
|
|
|
6041 */
|
|
|
6042 /*ARGSUSED*/
|
|
|
6043 static void
|
|
71
|
6044 f_foldtextresult(argvars, rettv)
|
|
|
6045 typeval *argvars;
|
|
|
6046 typeval *rettv;
|
|
29
|
6047 {
|
|
|
6048 #ifdef FEAT_FOLDING
|
|
|
6049 linenr_T lnum;
|
|
|
6050 char_u *text;
|
|
|
6051 char_u buf[51];
|
|
|
6052 foldinfo_T foldinfo;
|
|
|
6053 int fold_count;
|
|
|
6054 #endif
|
|
|
6055
|
|
71
|
6056 rettv->v_type = VAR_STRING;
|
|
|
6057 rettv->vval.v_string = NULL;
|
|
29
|
6058 #ifdef FEAT_FOLDING
|
|
71
|
6059 lnum = get_tv_lnum(argvars);
|
|
29
|
6060 fold_count = foldedCount(curwin, lnum, &foldinfo);
|
|
|
6061 if (fold_count > 0)
|
|
|
6062 {
|
|
|
6063 text = get_foldtext(curwin, lnum, lnum + fold_count - 1,
|
|
|
6064 &foldinfo, buf);
|
|
|
6065 if (text == buf)
|
|
|
6066 text = vim_strsave(text);
|
|
71
|
6067 rettv->vval.v_string = text;
|
|
29
|
6068 }
|
|
|
6069 #endif
|
|
|
6070 }
|
|
|
6071
|
|
|
6072 /*
|
|
7
|
6073 * "foreground()" function
|
|
|
6074 */
|
|
|
6075 /*ARGSUSED*/
|
|
|
6076 static void
|
|
71
|
6077 f_foreground(argvars, rettv)
|
|
|
6078 typeval *argvars;
|
|
|
6079 typeval *rettv;
|
|
|
6080 {
|
|
|
6081 rettv->vval.v_number = 0;
|
|
7
|
6082 #ifdef FEAT_GUI
|
|
|
6083 if (gui.in_use)
|
|
|
6084 gui_mch_set_foreground();
|
|
|
6085 #else
|
|
|
6086 # ifdef WIN32
|
|
|
6087 win32_set_foreground();
|
|
|
6088 # endif
|
|
|
6089 #endif
|
|
|
6090 }
|
|
|
6091
|
|
|
6092 /*
|
|
56
|
6093 * "function()" function
|
|
|
6094 */
|
|
|
6095 /*ARGSUSED*/
|
|
|
6096 static void
|
|
71
|
6097 f_function(argvars, rettv)
|
|
|
6098 typeval *argvars;
|
|
|
6099 typeval *rettv;
|
|
56
|
6100 {
|
|
|
6101 char_u *s;
|
|
|
6102
|
|
71
|
6103 s = get_tv_string(&argvars[0]);
|
|
56
|
6104 if (s == NULL || *s == NUL || isdigit(*s))
|
|
|
6105 EMSG2(_(e_invarg2), s);
|
|
|
6106 else if (!function_exists(s))
|
|
86
|
6107 EMSG2(_("E700: Unknown function: %s"), s);
|
|
56
|
6108 else
|
|
|
6109 {
|
|
71
|
6110 rettv->vval.v_string = vim_strsave(s);
|
|
|
6111 rettv->v_type = VAR_FUNC;
|
|
56
|
6112 }
|
|
|
6113 }
|
|
|
6114
|
|
|
6115 /*
|
|
83
|
6116 * "get()" function
|
|
|
6117 */
|
|
|
6118 static void
|
|
|
6119 f_get(argvars, rettv)
|
|
|
6120 typeval *argvars;
|
|
|
6121 typeval *rettv;
|
|
|
6122 {
|
|
|
6123 listitem *item;
|
|
|
6124 listvar *l;
|
|
|
6125
|
|
|
6126 if (argvars[0].v_type != VAR_LIST)
|
|
|
6127 EMSG2(_(e_listarg), "get()");
|
|
|
6128 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
6129 {
|
|
|
6130 item = list_find(l, get_tv_number(&argvars[1]));
|
|
|
6131 if (item == NULL)
|
|
|
6132 {
|
|
|
6133 if (argvars[2].v_type == VAR_UNKNOWN)
|
|
|
6134 rettv->vval.v_number = 0;
|
|
|
6135 else
|
|
|
6136 copy_tv(&argvars[2], rettv);
|
|
|
6137 }
|
|
|
6138 else
|
|
|
6139 copy_tv(&item->li_tv, rettv);
|
|
|
6140 }
|
|
|
6141 }
|
|
|
6142
|
|
|
6143 /*
|
|
|
6144 * "getbufvar()" function
|
|
|
6145 */
|
|
|
6146 static void
|
|
|
6147 f_getbufvar(argvars, rettv)
|
|
|
6148 typeval *argvars;
|
|
|
6149 typeval *rettv;
|
|
|
6150 {
|
|
|
6151 buf_T *buf;
|
|
|
6152 buf_T *save_curbuf;
|
|
|
6153 char_u *varname;
|
|
|
6154 VAR v;
|
|
|
6155
|
|
|
6156 ++emsg_off;
|
|
|
6157 buf = get_buf_tv(&argvars[0]);
|
|
|
6158 varname = get_tv_string(&argvars[1]);
|
|
|
6159
|
|
|
6160 rettv->v_type = VAR_STRING;
|
|
|
6161 rettv->vval.v_string = NULL;
|
|
|
6162
|
|
|
6163 if (buf != NULL && varname != NULL)
|
|
|
6164 {
|
|
|
6165 if (*varname == '&') /* buffer-local-option */
|
|
|
6166 {
|
|
|
6167 /* set curbuf to be our buf, temporarily */
|
|
|
6168 save_curbuf = curbuf;
|
|
|
6169 curbuf = buf;
|
|
|
6170
|
|
|
6171 get_option_tv(&varname, rettv, TRUE);
|
|
|
6172
|
|
|
6173 /* restore previous notion of curbuf */
|
|
|
6174 curbuf = save_curbuf;
|
|
|
6175 }
|
|
|
6176 else
|
|
|
6177 {
|
|
|
6178 /* look up the variable */
|
|
|
6179 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
6180 if (v != NULL)
|
|
|
6181 copy_tv(&v->tv, rettv);
|
|
|
6182 }
|
|
|
6183 }
|
|
|
6184
|
|
|
6185 --emsg_off;
|
|
|
6186 }
|
|
|
6187
|
|
|
6188 /*
|
|
7
|
6189 * "getchar()" function
|
|
|
6190 */
|
|
|
6191 static void
|
|
71
|
6192 f_getchar(argvars, rettv)
|
|
|
6193 typeval *argvars;
|
|
|
6194 typeval *rettv;
|
|
7
|
6195 {
|
|
|
6196 varnumber_T n;
|
|
|
6197
|
|
|
6198 ++no_mapping;
|
|
|
6199 ++allow_keys;
|
|
56
|
6200 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
7
|
6201 /* getchar(): blocking wait. */
|
|
|
6202 n = safe_vgetc();
|
|
71
|
6203 else if (get_tv_number(&argvars[0]) == 1)
|
|
7
|
6204 /* getchar(1): only check if char avail */
|
|
|
6205 n = vpeekc();
|
|
|
6206 else if (vpeekc() == NUL)
|
|
|
6207 /* getchar(0) and no char avail: return zero */
|
|
|
6208 n = 0;
|
|
|
6209 else
|
|
|
6210 /* getchar(0) and char avail: return char */
|
|
|
6211 n = safe_vgetc();
|
|
|
6212 --no_mapping;
|
|
|
6213 --allow_keys;
|
|
|
6214
|
|
71
|
6215 rettv->vval.v_number = n;
|
|
7
|
6216 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
6217 {
|
|
|
6218 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
6219 int i = 0;
|
|
|
6220
|
|
|
6221 /* Turn a special key into three bytes, plus modifier. */
|
|
|
6222 if (mod_mask != 0)
|
|
|
6223 {
|
|
|
6224 temp[i++] = K_SPECIAL;
|
|
|
6225 temp[i++] = KS_MODIFIER;
|
|
|
6226 temp[i++] = mod_mask;
|
|
|
6227 }
|
|
|
6228 if (IS_SPECIAL(n))
|
|
|
6229 {
|
|
|
6230 temp[i++] = K_SPECIAL;
|
|
|
6231 temp[i++] = K_SECOND(n);
|
|
|
6232 temp[i++] = K_THIRD(n);
|
|
|
6233 }
|
|
|
6234 #ifdef FEAT_MBYTE
|
|
|
6235 else if (has_mbyte)
|
|
|
6236 i += (*mb_char2bytes)(n, temp + i);
|
|
|
6237 #endif
|
|
|
6238 else
|
|
|
6239 temp[i++] = n;
|
|
|
6240 temp[i++] = NUL;
|
|
71
|
6241 rettv->v_type = VAR_STRING;
|
|
|
6242 rettv->vval.v_string = vim_strsave(temp);
|
|
7
|
6243 }
|
|
|
6244 }
|
|
|
6245
|
|
|
6246 /*
|
|
|
6247 * "getcharmod()" function
|
|
|
6248 */
|
|
|
6249 /*ARGSUSED*/
|
|
|
6250 static void
|
|
71
|
6251 f_getcharmod(argvars, rettv)
|
|
|
6252 typeval *argvars;
|
|
|
6253 typeval *rettv;
|
|
|
6254 {
|
|
|
6255 rettv->vval.v_number = mod_mask;
|
|
7
|
6256 }
|
|
|
6257
|
|
|
6258 /*
|
|
|
6259 * "getcmdline()" function
|
|
|
6260 */
|
|
|
6261 /*ARGSUSED*/
|
|
|
6262 static void
|
|
71
|
6263 f_getcmdline(argvars, rettv)
|
|
|
6264 typeval *argvars;
|
|
|
6265 typeval *rettv;
|
|
|
6266 {
|
|
|
6267 rettv->v_type = VAR_STRING;
|
|
|
6268 rettv->vval.v_string = get_cmdline_str();
|
|
7
|
6269 }
|
|
|
6270
|
|
|
6271 /*
|
|
|
6272 * "getcmdpos()" function
|
|
|
6273 */
|
|
|
6274 /*ARGSUSED*/
|
|
|
6275 static void
|
|
71
|
6276 f_getcmdpos(argvars, rettv)
|
|
|
6277 typeval *argvars;
|
|
|
6278 typeval *rettv;
|
|
|
6279 {
|
|
|
6280 rettv->vval.v_number = get_cmdline_pos() + 1;
|
|
7
|
6281 }
|
|
|
6282
|
|
|
6283 /*
|
|
|
6284 * "getcwd()" function
|
|
|
6285 */
|
|
|
6286 /*ARGSUSED*/
|
|
|
6287 static void
|
|
71
|
6288 f_getcwd(argvars, rettv)
|
|
|
6289 typeval *argvars;
|
|
|
6290 typeval *rettv;
|
|
7
|
6291 {
|
|
|
6292 char_u cwd[MAXPATHL];
|
|
|
6293
|
|
71
|
6294 rettv->v_type = VAR_STRING;
|
|
7
|
6295 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
71
|
6296 rettv->vval.v_string = NULL;
|
|
|
6297 else
|
|
|
6298 {
|
|
|
6299 rettv->vval.v_string = vim_strsave(cwd);
|
|
7
|
6300 #ifdef BACKSLASH_IN_FILENAME
|
|
71
|
6301 slash_adjust(rettv->vval.v_string);
|
|
7
|
6302 #endif
|
|
|
6303 }
|
|
|
6304 }
|
|
|
6305
|
|
|
6306 /*
|
|
38
|
6307 * "getfontname()" function
|
|
|
6308 */
|
|
39
|
6309 /*ARGSUSED*/
|
|
38
|
6310 static void
|
|
71
|
6311 f_getfontname(argvars, rettv)
|
|
|
6312 typeval *argvars;
|
|
|
6313 typeval *rettv;
|
|
|
6314 {
|
|
|
6315 rettv->v_type = VAR_STRING;
|
|
|
6316 rettv->vval.v_string = NULL;
|
|
38
|
6317 #ifdef FEAT_GUI
|
|
|
6318 if (gui.in_use)
|
|
|
6319 {
|
|
|
6320 GuiFont font;
|
|
|
6321 char_u *name = NULL;
|
|
|
6322
|
|
56
|
6323 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
38
|
6324 {
|
|
|
6325 /* Get the "Normal" font. Either the name saved by
|
|
|
6326 * hl_set_font_name() or from the font ID. */
|
|
|
6327 font = gui.norm_font;
|
|
|
6328 name = hl_get_font_name();
|
|
|
6329 }
|
|
|
6330 else
|
|
|
6331 {
|
|
71
|
6332 name = get_tv_string(&argvars[0]);
|
|
38
|
6333 if (STRCMP(name, "*") == 0) /* don't use font dialog */
|
|
|
6334 return;
|
|
|
6335 font = gui_mch_get_font(name, FALSE);
|
|
|
6336 if (font == NOFONT)
|
|
|
6337 return; /* Invalid font name, return empty string. */
|
|
|
6338 }
|
|
71
|
6339 rettv->vval.v_string = gui_mch_get_fontname(font, name);
|
|
56
|
6340 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
38
|
6341 gui_mch_free_font(font);
|
|
|
6342 }
|
|
|
6343 #endif
|
|
|
6344 }
|
|
|
6345
|
|
|
6346 /*
|
|
20
|
6347 * "getfperm({fname})" function
|
|
|
6348 */
|
|
|
6349 static void
|
|
71
|
6350 f_getfperm(argvars, rettv)
|
|
|
6351 typeval *argvars;
|
|
|
6352 typeval *rettv;
|
|
20
|
6353 {
|
|
|
6354 char_u *fname;
|
|
|
6355 struct stat st;
|
|
|
6356 char_u *perm = NULL;
|
|
|
6357 char_u flags[] = "rwx";
|
|
|
6358 int i;
|
|
|
6359
|
|
71
|
6360 fname = get_tv_string(&argvars[0]);
|
|
|
6361
|
|
|
6362 rettv->v_type = VAR_STRING;
|
|
20
|
6363 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
6364 {
|
|
|
6365 perm = vim_strsave((char_u *)"---------");
|
|
|
6366 if (perm != NULL)
|
|
|
6367 {
|
|
|
6368 for (i = 0; i < 9; i++)
|
|
|
6369 {
|
|
|
6370 if (st.st_mode & (1 << (8 - i)))
|
|
|
6371 perm[i] = flags[i % 3];
|
|
|
6372 }
|
|
|
6373 }
|
|
|
6374 }
|
|
71
|
6375 rettv->vval.v_string = perm;
|
|
20
|
6376 }
|
|
|
6377
|
|
|
6378 /*
|
|
7
|
6379 * "getfsize({fname})" function
|
|
|
6380 */
|
|
|
6381 static void
|
|
71
|
6382 f_getfsize(argvars, rettv)
|
|
|
6383 typeval *argvars;
|
|
|
6384 typeval *rettv;
|
|
7
|
6385 {
|
|
|
6386 char_u *fname;
|
|
|
6387 struct stat st;
|
|
|
6388
|
|
71
|
6389 fname = get_tv_string(&argvars[0]);
|
|
|
6390
|
|
|
6391 rettv->v_type = VAR_NUMBER;
|
|
7
|
6392
|
|
|
6393 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
6394 {
|
|
|
6395 if (mch_isdir(fname))
|
|
71
|
6396 rettv->vval.v_number = 0;
|
|
7
|
6397 else
|
|
71
|
6398 rettv->vval.v_number = (varnumber_T)st.st_size;
|
|
|
6399 }
|
|
|
6400 else
|
|
|
6401 rettv->vval.v_number = -1;
|
|
7
|
6402 }
|
|
|
6403
|
|
|
6404 /*
|
|
|
6405 * "getftime({fname})" function
|
|
|
6406 */
|
|
|
6407 static void
|
|
71
|
6408 f_getftime(argvars, rettv)
|
|
|
6409 typeval *argvars;
|
|
|
6410 typeval *rettv;
|
|
7
|
6411 {
|
|
|
6412 char_u *fname;
|
|
|
6413 struct stat st;
|
|
|
6414
|
|
71
|
6415 fname = get_tv_string(&argvars[0]);
|
|
7
|
6416
|
|
|
6417 if (mch_stat((char *)fname, &st) >= 0)
|
|
71
|
6418 rettv->vval.v_number = (varnumber_T)st.st_mtime;
|
|
|
6419 else
|
|
|
6420 rettv->vval.v_number = -1;
|
|
7
|
6421 }
|
|
|
6422
|
|
|
6423 /*
|
|
20
|
6424 * "getftype({fname})" function
|
|
|
6425 */
|
|
|
6426 static void
|
|
71
|
6427 f_getftype(argvars, rettv)
|
|
|
6428 typeval *argvars;
|
|
|
6429 typeval *rettv;
|
|
20
|
6430 {
|
|
|
6431 char_u *fname;
|
|
|
6432 struct stat st;
|
|
|
6433 char_u *type = NULL;
|
|
|
6434 char *t;
|
|
|
6435
|
|
71
|
6436 fname = get_tv_string(&argvars[0]);
|
|
|
6437
|
|
|
6438 rettv->v_type = VAR_STRING;
|
|
20
|
6439 if (mch_lstat((char *)fname, &st) >= 0)
|
|
|
6440 {
|
|
|
6441 #ifdef S_ISREG
|
|
|
6442 if (S_ISREG(st.st_mode))
|
|
|
6443 t = "file";
|
|
|
6444 else if (S_ISDIR(st.st_mode))
|
|
|
6445 t = "dir";
|
|
|
6446 # ifdef S_ISLNK
|
|
|
6447 else if (S_ISLNK(st.st_mode))
|
|
|
6448 t = "link";
|
|
|
6449 # endif
|
|
|
6450 # ifdef S_ISBLK
|
|
|
6451 else if (S_ISBLK(st.st_mode))
|
|
|
6452 t = "bdev";
|
|
|
6453 # endif
|
|
|
6454 # ifdef S_ISCHR
|
|
|
6455 else if (S_ISCHR(st.st_mode))
|
|
|
6456 t = "cdev";
|
|
|
6457 # endif
|
|
|
6458 # ifdef S_ISFIFO
|
|
|
6459 else if (S_ISFIFO(st.st_mode))
|
|
|
6460 t = "fifo";
|
|
|
6461 # endif
|
|
|
6462 # ifdef S_ISSOCK
|
|
|
6463 else if (S_ISSOCK(st.st_mode))
|
|
|
6464 t = "fifo";
|
|
|
6465 # endif
|
|
|
6466 else
|
|
|
6467 t = "other";
|
|
|
6468 #else
|
|
|
6469 # ifdef S_IFMT
|
|
|
6470 switch (st.st_mode & S_IFMT)
|
|
|
6471 {
|
|
|
6472 case S_IFREG: t = "file"; break;
|
|
|
6473 case S_IFDIR: t = "dir"; break;
|
|
|
6474 # ifdef S_IFLNK
|
|
|
6475 case S_IFLNK: t = "link"; break;
|
|
|
6476 # endif
|
|
|
6477 # ifdef S_IFBLK
|
|
|
6478 case S_IFBLK: t = "bdev"; break;
|
|
|
6479 # endif
|
|
|
6480 # ifdef S_IFCHR
|
|
|
6481 case S_IFCHR: t = "cdev"; break;
|
|
|
6482 # endif
|
|
|
6483 # ifdef S_IFIFO
|
|
|
6484 case S_IFIFO: t = "fifo"; break;
|
|
|
6485 # endif
|
|
|
6486 # ifdef S_IFSOCK
|
|
|
6487 case S_IFSOCK: t = "socket"; break;
|
|
|
6488 # endif
|
|
|
6489 default: t = "other";
|
|
|
6490 }
|
|
|
6491 # else
|
|
|
6492 if (mch_isdir(fname))
|
|
|
6493 t = "dir";
|
|
|
6494 else
|
|
|
6495 t = "file";
|
|
|
6496 # endif
|
|
|
6497 #endif
|
|
|
6498 type = vim_strsave((char_u *)t);
|
|
|
6499 }
|
|
71
|
6500 rettv->vval.v_string = type;
|
|
20
|
6501 }
|
|
|
6502
|
|
|
6503 /*
|
|
83
|
6504 * "getline(lnum)" function
|
|
|
6505 */
|
|
|
6506 static void
|
|
|
6507 f_getline(argvars, rettv)
|
|
|
6508 typeval *argvars;
|
|
|
6509 typeval *rettv;
|
|
|
6510 {
|
|
|
6511 linenr_T lnum;
|
|
|
6512 linenr_T end;
|
|
|
6513 char_u *p;
|
|
|
6514 listvar *l;
|
|
|
6515 listitem *li;
|
|
|
6516
|
|
|
6517 lnum = get_tv_lnum(argvars);
|
|
|
6518
|
|
|
6519 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
|
6520 {
|
|
|
6521 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
6522 p = ml_get(lnum);
|
|
|
6523 else
|
|
|
6524 p = (char_u *)"";
|
|
|
6525
|
|
|
6526 rettv->v_type = VAR_STRING;
|
|
|
6527 rettv->vval.v_string = vim_strsave(p);
|
|
|
6528 }
|
|
|
6529 else
|
|
|
6530 {
|
|
|
6531 end = get_tv_lnum(&argvars[1]);
|
|
|
6532 if (end < lnum)
|
|
|
6533 {
|
|
|
6534 EMSG(_(e_invrange));
|
|
|
6535 rettv->vval.v_number = 0;
|
|
|
6536 }
|
|
|
6537 else
|
|
|
6538 {
|
|
|
6539 l = list_alloc();
|
|
|
6540 if (l != NULL)
|
|
|
6541 {
|
|
|
6542 if (lnum < 1)
|
|
|
6543 lnum = 1;
|
|
|
6544 if (end > curbuf->b_ml.ml_line_count)
|
|
|
6545 end = curbuf->b_ml.ml_line_count;
|
|
|
6546 while (lnum <= end)
|
|
|
6547 {
|
|
|
6548 li = listitem_alloc();
|
|
|
6549 if (li == NULL)
|
|
|
6550 break;
|
|
|
6551 list_append(l, li);
|
|
|
6552 li->li_tv.v_type = VAR_STRING;
|
|
|
6553 li->li_tv.vval.v_string = vim_strsave(ml_get(lnum++));
|
|
|
6554 }
|
|
|
6555 rettv->vval.v_list = l;
|
|
|
6556 rettv->v_type = VAR_LIST;
|
|
|
6557 ++l->lv_refcount;
|
|
|
6558 }
|
|
|
6559 }
|
|
|
6560 }
|
|
|
6561 }
|
|
|
6562
|
|
|
6563 /*
|
|
7
|
6564 * "getreg()" function
|
|
|
6565 */
|
|
|
6566 static void
|
|
71
|
6567 f_getreg(argvars, rettv)
|
|
|
6568 typeval *argvars;
|
|
|
6569 typeval *rettv;
|
|
7
|
6570 {
|
|
|
6571 char_u *strregname;
|
|
|
6572 int regname;
|
|
|
6573
|
|
56
|
6574 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
6575 strregname = get_tv_string(&argvars[0]);
|
|
7
|
6576 else
|
|
|
6577 strregname = vimvars[VV_REG].val;
|
|
|
6578 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6579 if (regname == 0)
|
|
|
6580 regname = '"';
|
|
|
6581
|
|
71
|
6582 rettv->v_type = VAR_STRING;
|
|
|
6583 rettv->vval.v_string = get_reg_contents(regname, TRUE);
|
|
7
|
6584 }
|
|
|
6585
|
|
|
6586 /*
|
|
|
6587 * "getregtype()" function
|
|
|
6588 */
|
|
|
6589 static void
|
|
71
|
6590 f_getregtype(argvars, rettv)
|
|
|
6591 typeval *argvars;
|
|
|
6592 typeval *rettv;
|
|
7
|
6593 {
|
|
|
6594 char_u *strregname;
|
|
|
6595 int regname;
|
|
|
6596 char_u buf[NUMBUFLEN + 2];
|
|
|
6597 long reglen = 0;
|
|
|
6598
|
|
56
|
6599 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
6600 strregname = get_tv_string(&argvars[0]);
|
|
7
|
6601 else
|
|
|
6602 /* Default to v:register */
|
|
|
6603 strregname = vimvars[VV_REG].val;
|
|
|
6604
|
|
|
6605 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6606 if (regname == 0)
|
|
|
6607 regname = '"';
|
|
|
6608
|
|
|
6609 buf[0] = NUL;
|
|
|
6610 buf[1] = NUL;
|
|
|
6611 switch (get_reg_type(regname, ®len))
|
|
|
6612 {
|
|
|
6613 case MLINE: buf[0] = 'V'; break;
|
|
|
6614 case MCHAR: buf[0] = 'v'; break;
|
|
|
6615 #ifdef FEAT_VISUAL
|
|
|
6616 case MBLOCK:
|
|
|
6617 buf[0] = Ctrl_V;
|
|
|
6618 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
6619 break;
|
|
|
6620 #endif
|
|
|
6621 }
|
|
71
|
6622 rettv->v_type = VAR_STRING;
|
|
|
6623 rettv->vval.v_string = vim_strsave(buf);
|
|
7
|
6624 }
|
|
|
6625
|
|
|
6626 /*
|
|
|
6627 * "getwinposx()" function
|
|
|
6628 */
|
|
|
6629 /*ARGSUSED*/
|
|
|
6630 static void
|
|
71
|
6631 f_getwinposx(argvars, rettv)
|
|
|
6632 typeval *argvars;
|
|
|
6633 typeval *rettv;
|
|
|
6634 {
|
|
|
6635 rettv->vval.v_number = -1;
|
|
7
|
6636 #ifdef FEAT_GUI
|
|
|
6637 if (gui.in_use)
|
|
|
6638 {
|
|
|
6639 int x, y;
|
|
|
6640
|
|
|
6641 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
6642 rettv->vval.v_number = x;
|
|
7
|
6643 }
|
|
|
6644 #endif
|
|
|
6645 }
|
|
|
6646
|
|
|
6647 /*
|
|
|
6648 * "getwinposy()" function
|
|
|
6649 */
|
|
|
6650 /*ARGSUSED*/
|
|
|
6651 static void
|
|
71
|
6652 f_getwinposy(argvars, rettv)
|
|
|
6653 typeval *argvars;
|
|
|
6654 typeval *rettv;
|
|
|
6655 {
|
|
|
6656 rettv->vval.v_number = -1;
|
|
7
|
6657 #ifdef FEAT_GUI
|
|
|
6658 if (gui.in_use)
|
|
|
6659 {
|
|
|
6660 int x, y;
|
|
|
6661
|
|
|
6662 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
6663 rettv->vval.v_number = y;
|
|
7
|
6664 }
|
|
|
6665 #endif
|
|
|
6666 }
|
|
|
6667
|
|
|
6668 /*
|
|
|
6669 * "getwinvar()" function
|
|
|
6670 */
|
|
|
6671 static void
|
|
71
|
6672 f_getwinvar(argvars, rettv)
|
|
|
6673 typeval *argvars;
|
|
|
6674 typeval *rettv;
|
|
7
|
6675 {
|
|
|
6676 win_T *win, *oldcurwin;
|
|
|
6677 char_u *varname;
|
|
|
6678 VAR v;
|
|
|
6679
|
|
|
6680 ++emsg_off;
|
|
|
6681 win = find_win_by_nr(&argvars[0]);
|
|
71
|
6682 varname = get_tv_string(&argvars[1]);
|
|
|
6683
|
|
|
6684 rettv->v_type = VAR_STRING;
|
|
|
6685 rettv->vval.v_string = NULL;
|
|
7
|
6686
|
|
|
6687 if (win != NULL && varname != NULL)
|
|
|
6688 {
|
|
|
6689 if (*varname == '&') /* window-local-option */
|
|
|
6690 {
|
|
|
6691 /* set curwin to be our win, temporarily */
|
|
|
6692 oldcurwin = curwin;
|
|
|
6693 curwin = win;
|
|
|
6694
|
|
71
|
6695 get_option_tv(&varname, rettv, 1);
|
|
7
|
6696
|
|
|
6697 /* restore previous notion of curwin */
|
|
|
6698 curwin = oldcurwin;
|
|
|
6699 }
|
|
|
6700 else
|
|
|
6701 {
|
|
|
6702 /* look up the variable */
|
|
|
6703 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
6704 if (v != NULL)
|
|
71
|
6705 copy_tv(&v->tv, rettv);
|
|
7
|
6706 }
|
|
|
6707 }
|
|
|
6708
|
|
|
6709 --emsg_off;
|
|
|
6710 }
|
|
|
6711
|
|
|
6712 /*
|
|
|
6713 * "glob()" function
|
|
|
6714 */
|
|
|
6715 static void
|
|
71
|
6716 f_glob(argvars, rettv)
|
|
|
6717 typeval *argvars;
|
|
|
6718 typeval *rettv;
|
|
7
|
6719 {
|
|
|
6720 expand_T xpc;
|
|
|
6721
|
|
|
6722 ExpandInit(&xpc);
|
|
|
6723 xpc.xp_context = EXPAND_FILES;
|
|
71
|
6724 rettv->v_type = VAR_STRING;
|
|
|
6725 rettv->vval.v_string = ExpandOne(&xpc, get_tv_string(&argvars[0]),
|
|
7
|
6726 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
6727 ExpandCleanup(&xpc);
|
|
|
6728 }
|
|
|
6729
|
|
|
6730 /*
|
|
|
6731 * "globpath()" function
|
|
|
6732 */
|
|
|
6733 static void
|
|
71
|
6734 f_globpath(argvars, rettv)
|
|
|
6735 typeval *argvars;
|
|
|
6736 typeval *rettv;
|
|
7
|
6737 {
|
|
|
6738 char_u buf1[NUMBUFLEN];
|
|
|
6739
|
|
71
|
6740 rettv->v_type = VAR_STRING;
|
|
|
6741 rettv->vval.v_string = globpath(get_tv_string(&argvars[0]),
|
|
|
6742 get_tv_string_buf(&argvars[1], buf1));
|
|
7
|
6743 }
|
|
|
6744
|
|
|
6745 /*
|
|
|
6746 * "has()" function
|
|
|
6747 */
|
|
|
6748 static void
|
|
71
|
6749 f_has(argvars, rettv)
|
|
|
6750 typeval *argvars;
|
|
|
6751 typeval *rettv;
|
|
7
|
6752 {
|
|
|
6753 int i;
|
|
|
6754 char_u *name;
|
|
|
6755 int n = FALSE;
|
|
|
6756 static char *(has_list[]) =
|
|
|
6757 {
|
|
|
6758 #ifdef AMIGA
|
|
|
6759 "amiga",
|
|
|
6760 # ifdef FEAT_ARP
|
|
|
6761 "arp",
|
|
|
6762 # endif
|
|
|
6763 #endif
|
|
|
6764 #ifdef __BEOS__
|
|
|
6765 "beos",
|
|
|
6766 #endif
|
|
|
6767 #ifdef MSDOS
|
|
|
6768 # ifdef DJGPP
|
|
|
6769 "dos32",
|
|
|
6770 # else
|
|
|
6771 "dos16",
|
|
|
6772 # endif
|
|
|
6773 #endif
|
|
|
6774 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
6775 "mac",
|
|
|
6776 #endif
|
|
|
6777 #if defined(MACOS_X_UNIX)
|
|
|
6778 "macunix",
|
|
|
6779 #endif
|
|
|
6780 #ifdef OS2
|
|
|
6781 "os2",
|
|
|
6782 #endif
|
|
|
6783 #ifdef __QNX__
|
|
|
6784 "qnx",
|
|
|
6785 #endif
|
|
|
6786 #ifdef RISCOS
|
|
|
6787 "riscos",
|
|
|
6788 #endif
|
|
|
6789 #ifdef UNIX
|
|
|
6790 "unix",
|
|
|
6791 #endif
|
|
|
6792 #ifdef VMS
|
|
|
6793 "vms",
|
|
|
6794 #endif
|
|
|
6795 #ifdef WIN16
|
|
|
6796 "win16",
|
|
|
6797 #endif
|
|
|
6798 #ifdef WIN32
|
|
|
6799 "win32",
|
|
|
6800 #endif
|
|
|
6801 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
6802 "win32unix",
|
|
|
6803 #endif
|
|
|
6804 #ifdef WIN64
|
|
|
6805 "win64",
|
|
|
6806 #endif
|
|
|
6807 #ifdef EBCDIC
|
|
|
6808 "ebcdic",
|
|
|
6809 #endif
|
|
|
6810 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
6811 "fname_case",
|
|
|
6812 #endif
|
|
|
6813 #ifdef FEAT_ARABIC
|
|
|
6814 "arabic",
|
|
|
6815 #endif
|
|
|
6816 #ifdef FEAT_AUTOCMD
|
|
|
6817 "autocmd",
|
|
|
6818 #endif
|
|
|
6819 #ifdef FEAT_BEVAL
|
|
|
6820 "balloon_eval",
|
|
|
6821 #endif
|
|
|
6822 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
6823 "builtin_terms",
|
|
|
6824 # ifdef ALL_BUILTIN_TCAPS
|
|
|
6825 "all_builtin_terms",
|
|
|
6826 # endif
|
|
|
6827 #endif
|
|
|
6828 #ifdef FEAT_BYTEOFF
|
|
|
6829 "byte_offset",
|
|
|
6830 #endif
|
|
|
6831 #ifdef FEAT_CINDENT
|
|
|
6832 "cindent",
|
|
|
6833 #endif
|
|
|
6834 #ifdef FEAT_CLIENTSERVER
|
|
|
6835 "clientserver",
|
|
|
6836 #endif
|
|
|
6837 #ifdef FEAT_CLIPBOARD
|
|
|
6838 "clipboard",
|
|
|
6839 #endif
|
|
|
6840 #ifdef FEAT_CMDL_COMPL
|
|
|
6841 "cmdline_compl",
|
|
|
6842 #endif
|
|
|
6843 #ifdef FEAT_CMDHIST
|
|
|
6844 "cmdline_hist",
|
|
|
6845 #endif
|
|
|
6846 #ifdef FEAT_COMMENTS
|
|
|
6847 "comments",
|
|
|
6848 #endif
|
|
|
6849 #ifdef FEAT_CRYPT
|
|
|
6850 "cryptv",
|
|
|
6851 #endif
|
|
|
6852 #ifdef FEAT_CSCOPE
|
|
|
6853 "cscope",
|
|
|
6854 #endif
|
|
|
6855 #ifdef DEBUG
|
|
|
6856 "debug",
|
|
|
6857 #endif
|
|
|
6858 #ifdef FEAT_CON_DIALOG
|
|
|
6859 "dialog_con",
|
|
|
6860 #endif
|
|
|
6861 #ifdef FEAT_GUI_DIALOG
|
|
|
6862 "dialog_gui",
|
|
|
6863 #endif
|
|
|
6864 #ifdef FEAT_DIFF
|
|
|
6865 "diff",
|
|
|
6866 #endif
|
|
|
6867 #ifdef FEAT_DIGRAPHS
|
|
|
6868 "digraphs",
|
|
|
6869 #endif
|
|
|
6870 #ifdef FEAT_DND
|
|
|
6871 "dnd",
|
|
|
6872 #endif
|
|
|
6873 #ifdef FEAT_EMACS_TAGS
|
|
|
6874 "emacs_tags",
|
|
|
6875 #endif
|
|
|
6876 "eval", /* always present, of course! */
|
|
|
6877 #ifdef FEAT_EX_EXTRA
|
|
|
6878 "ex_extra",
|
|
|
6879 #endif
|
|
|
6880 #ifdef FEAT_SEARCH_EXTRA
|
|
|
6881 "extra_search",
|
|
|
6882 #endif
|
|
|
6883 #ifdef FEAT_FKMAP
|
|
|
6884 "farsi",
|
|
|
6885 #endif
|
|
|
6886 #ifdef FEAT_SEARCHPATH
|
|
|
6887 "file_in_path",
|
|
|
6888 #endif
|
|
|
6889 #ifdef FEAT_FIND_ID
|
|
|
6890 "find_in_path",
|
|
|
6891 #endif
|
|
|
6892 #ifdef FEAT_FOLDING
|
|
|
6893 "folding",
|
|
|
6894 #endif
|
|
|
6895 #ifdef FEAT_FOOTER
|
|
|
6896 "footer",
|
|
|
6897 #endif
|
|
|
6898 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
6899 "fork",
|
|
|
6900 #endif
|
|
|
6901 #ifdef FEAT_GETTEXT
|
|
|
6902 "gettext",
|
|
|
6903 #endif
|
|
|
6904 #ifdef FEAT_GUI
|
|
|
6905 "gui",
|
|
|
6906 #endif
|
|
|
6907 #ifdef FEAT_GUI_ATHENA
|
|
|
6908 # ifdef FEAT_GUI_NEXTAW
|
|
|
6909 "gui_neXtaw",
|
|
|
6910 # else
|
|
|
6911 "gui_athena",
|
|
|
6912 # endif
|
|
|
6913 #endif
|
|
11
|
6914 #ifdef FEAT_GUI_KDE
|
|
|
6915 "gui_kde",
|
|
|
6916 #endif
|
|
7
|
6917 #ifdef FEAT_GUI_GTK
|
|
|
6918 "gui_gtk",
|
|
|
6919 # ifdef HAVE_GTK2
|
|
|
6920 "gui_gtk2",
|
|
|
6921 # endif
|
|
|
6922 #endif
|
|
|
6923 #ifdef FEAT_GUI_MAC
|
|
|
6924 "gui_mac",
|
|
|
6925 #endif
|
|
|
6926 #ifdef FEAT_GUI_MOTIF
|
|
|
6927 "gui_motif",
|
|
|
6928 #endif
|
|
|
6929 #ifdef FEAT_GUI_PHOTON
|
|
|
6930 "gui_photon",
|
|
|
6931 #endif
|
|
|
6932 #ifdef FEAT_GUI_W16
|
|
|
6933 "gui_win16",
|
|
|
6934 #endif
|
|
|
6935 #ifdef FEAT_GUI_W32
|
|
|
6936 "gui_win32",
|
|
|
6937 #endif
|
|
|
6938 #ifdef FEAT_HANGULIN
|
|
|
6939 "hangul_input",
|
|
|
6940 #endif
|
|
|
6941 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
6942 "iconv",
|
|
|
6943 #endif
|
|
|
6944 #ifdef FEAT_INS_EXPAND
|
|
|
6945 "insert_expand",
|
|
|
6946 #endif
|
|
|
6947 #ifdef FEAT_JUMPLIST
|
|
|
6948 "jumplist",
|
|
|
6949 #endif
|
|
|
6950 #ifdef FEAT_KEYMAP
|
|
|
6951 "keymap",
|
|
|
6952 #endif
|
|
|
6953 #ifdef FEAT_LANGMAP
|
|
|
6954 "langmap",
|
|
|
6955 #endif
|
|
|
6956 #ifdef FEAT_LIBCALL
|
|
|
6957 "libcall",
|
|
|
6958 #endif
|
|
|
6959 #ifdef FEAT_LINEBREAK
|
|
|
6960 "linebreak",
|
|
|
6961 #endif
|
|
|
6962 #ifdef FEAT_LISP
|
|
|
6963 "lispindent",
|
|
|
6964 #endif
|
|
|
6965 #ifdef FEAT_LISTCMDS
|
|
|
6966 "listcmds",
|
|
|
6967 #endif
|
|
|
6968 #ifdef FEAT_LOCALMAP
|
|
|
6969 "localmap",
|
|
|
6970 #endif
|
|
|
6971 #ifdef FEAT_MENU
|
|
|
6972 "menu",
|
|
|
6973 #endif
|
|
|
6974 #ifdef FEAT_SESSION
|
|
|
6975 "mksession",
|
|
|
6976 #endif
|
|
|
6977 #ifdef FEAT_MODIFY_FNAME
|
|
|
6978 "modify_fname",
|
|
|
6979 #endif
|
|
|
6980 #ifdef FEAT_MOUSE
|
|
|
6981 "mouse",
|
|
|
6982 #endif
|
|
|
6983 #ifdef FEAT_MOUSESHAPE
|
|
|
6984 "mouseshape",
|
|
|
6985 #endif
|
|
|
6986 #if defined(UNIX) || defined(VMS)
|
|
|
6987 # ifdef FEAT_MOUSE_DEC
|
|
|
6988 "mouse_dec",
|
|
|
6989 # endif
|
|
|
6990 # ifdef FEAT_MOUSE_GPM
|
|
|
6991 "mouse_gpm",
|
|
|
6992 # endif
|
|
|
6993 # ifdef FEAT_MOUSE_JSB
|
|
|
6994 "mouse_jsbterm",
|
|
|
6995 # endif
|
|
|
6996 # ifdef FEAT_MOUSE_NET
|
|
|
6997 "mouse_netterm",
|
|
|
6998 # endif
|
|
|
6999 # ifdef FEAT_MOUSE_PTERM
|
|
|
7000 "mouse_pterm",
|
|
|
7001 # endif
|
|
|
7002 # ifdef FEAT_MOUSE_XTERM
|
|
|
7003 "mouse_xterm",
|
|
|
7004 # endif
|
|
|
7005 #endif
|
|
|
7006 #ifdef FEAT_MBYTE
|
|
|
7007 "multi_byte",
|
|
|
7008 #endif
|
|
|
7009 #ifdef FEAT_MBYTE_IME
|
|
|
7010 "multi_byte_ime",
|
|
|
7011 #endif
|
|
|
7012 #ifdef FEAT_MULTI_LANG
|
|
|
7013 "multi_lang",
|
|
|
7014 #endif
|
|
14
|
7015 #ifdef FEAT_MZSCHEME
|
|
|
7016 "mzscheme",
|
|
|
7017 #endif
|
|
7
|
7018 #ifdef FEAT_OLE
|
|
|
7019 "ole",
|
|
|
7020 #endif
|
|
|
7021 #ifdef FEAT_OSFILETYPE
|
|
|
7022 "osfiletype",
|
|
|
7023 #endif
|
|
|
7024 #ifdef FEAT_PATH_EXTRA
|
|
|
7025 "path_extra",
|
|
|
7026 #endif
|
|
|
7027 #ifdef FEAT_PERL
|
|
|
7028 #ifndef DYNAMIC_PERL
|
|
|
7029 "perl",
|
|
|
7030 #endif
|
|
|
7031 #endif
|
|
|
7032 #ifdef FEAT_PYTHON
|
|
|
7033 #ifndef DYNAMIC_PYTHON
|
|
|
7034 "python",
|
|
|
7035 #endif
|
|
|
7036 #endif
|
|
|
7037 #ifdef FEAT_POSTSCRIPT
|
|
|
7038 "postscript",
|
|
|
7039 #endif
|
|
|
7040 #ifdef FEAT_PRINTER
|
|
|
7041 "printer",
|
|
|
7042 #endif
|
|
|
7043 #ifdef FEAT_QUICKFIX
|
|
|
7044 "quickfix",
|
|
|
7045 #endif
|
|
|
7046 #ifdef FEAT_RIGHTLEFT
|
|
|
7047 "rightleft",
|
|
|
7048 #endif
|
|
|
7049 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
7050 "ruby",
|
|
|
7051 #endif
|
|
|
7052 #ifdef FEAT_SCROLLBIND
|
|
|
7053 "scrollbind",
|
|
|
7054 #endif
|
|
|
7055 #ifdef FEAT_CMDL_INFO
|
|
|
7056 "showcmd",
|
|
|
7057 "cmdline_info",
|
|
|
7058 #endif
|
|
|
7059 #ifdef FEAT_SIGNS
|
|
|
7060 "signs",
|
|
|
7061 #endif
|
|
|
7062 #ifdef FEAT_SMARTINDENT
|
|
|
7063 "smartindent",
|
|
|
7064 #endif
|
|
|
7065 #ifdef FEAT_SNIFF
|
|
|
7066 "sniff",
|
|
|
7067 #endif
|
|
|
7068 #ifdef FEAT_STL_OPT
|
|
|
7069 "statusline",
|
|
|
7070 #endif
|
|
|
7071 #ifdef FEAT_SUN_WORKSHOP
|
|
|
7072 "sun_workshop",
|
|
|
7073 #endif
|
|
|
7074 #ifdef FEAT_NETBEANS_INTG
|
|
|
7075 "netbeans_intg",
|
|
|
7076 #endif
|
|
|
7077 #ifdef FEAT_SYN_HL
|
|
|
7078 "syntax",
|
|
|
7079 #endif
|
|
|
7080 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
7081 "system",
|
|
|
7082 #endif
|
|
|
7083 #ifdef FEAT_TAG_BINS
|
|
|
7084 "tag_binary",
|
|
|
7085 #endif
|
|
|
7086 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
7087 "tag_old_static",
|
|
|
7088 #endif
|
|
|
7089 #ifdef FEAT_TAG_ANYWHITE
|
|
|
7090 "tag_any_white",
|
|
|
7091 #endif
|
|
|
7092 #ifdef FEAT_TCL
|
|
|
7093 # ifndef DYNAMIC_TCL
|
|
|
7094 "tcl",
|
|
|
7095 # endif
|
|
|
7096 #endif
|
|
|
7097 #ifdef TERMINFO
|
|
|
7098 "terminfo",
|
|
|
7099 #endif
|
|
|
7100 #ifdef FEAT_TERMRESPONSE
|
|
|
7101 "termresponse",
|
|
|
7102 #endif
|
|
|
7103 #ifdef FEAT_TEXTOBJ
|
|
|
7104 "textobjects",
|
|
|
7105 #endif
|
|
|
7106 #ifdef HAVE_TGETENT
|
|
|
7107 "tgetent",
|
|
|
7108 #endif
|
|
|
7109 #ifdef FEAT_TITLE
|
|
|
7110 "title",
|
|
|
7111 #endif
|
|
|
7112 #ifdef FEAT_TOOLBAR
|
|
|
7113 "toolbar",
|
|
|
7114 #endif
|
|
|
7115 #ifdef FEAT_USR_CMDS
|
|
|
7116 "user-commands", /* was accidentally included in 5.4 */
|
|
|
7117 "user_commands",
|
|
|
7118 #endif
|
|
|
7119 #ifdef FEAT_VIMINFO
|
|
|
7120 "viminfo",
|
|
|
7121 #endif
|
|
|
7122 #ifdef FEAT_VERTSPLIT
|
|
|
7123 "vertsplit",
|
|
|
7124 #endif
|
|
|
7125 #ifdef FEAT_VIRTUALEDIT
|
|
|
7126 "virtualedit",
|
|
|
7127 #endif
|
|
|
7128 #ifdef FEAT_VISUAL
|
|
|
7129 "visual",
|
|
|
7130 #endif
|
|
|
7131 #ifdef FEAT_VISUALEXTRA
|
|
|
7132 "visualextra",
|
|
|
7133 #endif
|
|
|
7134 #ifdef FEAT_VREPLACE
|
|
|
7135 "vreplace",
|
|
|
7136 #endif
|
|
|
7137 #ifdef FEAT_WILDIGN
|
|
|
7138 "wildignore",
|
|
|
7139 #endif
|
|
|
7140 #ifdef FEAT_WILDMENU
|
|
|
7141 "wildmenu",
|
|
|
7142 #endif
|
|
|
7143 #ifdef FEAT_WINDOWS
|
|
|
7144 "windows",
|
|
|
7145 #endif
|
|
|
7146 #ifdef FEAT_WAK
|
|
|
7147 "winaltkeys",
|
|
|
7148 #endif
|
|
|
7149 #ifdef FEAT_WRITEBACKUP
|
|
|
7150 "writebackup",
|
|
|
7151 #endif
|
|
|
7152 #ifdef FEAT_XIM
|
|
|
7153 "xim",
|
|
|
7154 #endif
|
|
|
7155 #ifdef FEAT_XFONTSET
|
|
|
7156 "xfontset",
|
|
|
7157 #endif
|
|
|
7158 #ifdef USE_XSMP
|
|
|
7159 "xsmp",
|
|
|
7160 #endif
|
|
|
7161 #ifdef USE_XSMP_INTERACT
|
|
|
7162 "xsmp_interact",
|
|
|
7163 #endif
|
|
|
7164 #ifdef FEAT_XCLIPBOARD
|
|
|
7165 "xterm_clipboard",
|
|
|
7166 #endif
|
|
|
7167 #ifdef FEAT_XTERM_SAVE
|
|
|
7168 "xterm_save",
|
|
|
7169 #endif
|
|
|
7170 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
7171 "X11",
|
|
|
7172 #endif
|
|
|
7173 NULL
|
|
|
7174 };
|
|
|
7175
|
|
71
|
7176 name = get_tv_string(&argvars[0]);
|
|
7
|
7177 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
7178 if (STRICMP(name, has_list[i]) == 0)
|
|
|
7179 {
|
|
|
7180 n = TRUE;
|
|
|
7181 break;
|
|
|
7182 }
|
|
|
7183
|
|
|
7184 if (n == FALSE)
|
|
|
7185 {
|
|
|
7186 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
7187 n = has_patch(atoi((char *)name + 5));
|
|
|
7188 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
7189 n = (starting != 0);
|
|
|
7190 #ifdef DYNAMIC_TCL
|
|
|
7191 else if (STRICMP(name, "tcl") == 0)
|
|
|
7192 n = tcl_enabled(FALSE);
|
|
|
7193 #endif
|
|
|
7194 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
7195 else if (STRICMP(name, "iconv") == 0)
|
|
|
7196 n = iconv_enabled(FALSE);
|
|
|
7197 #endif
|
|
|
7198 #ifdef DYNAMIC_RUBY
|
|
|
7199 else if (STRICMP(name, "ruby") == 0)
|
|
|
7200 n = ruby_enabled(FALSE);
|
|
|
7201 #endif
|
|
|
7202 #ifdef DYNAMIC_PYTHON
|
|
|
7203 else if (STRICMP(name, "python") == 0)
|
|
|
7204 n = python_enabled(FALSE);
|
|
|
7205 #endif
|
|
|
7206 #ifdef DYNAMIC_PERL
|
|
|
7207 else if (STRICMP(name, "perl") == 0)
|
|
|
7208 n = perl_enabled(FALSE);
|
|
|
7209 #endif
|
|
|
7210 #ifdef FEAT_GUI
|
|
|
7211 else if (STRICMP(name, "gui_running") == 0)
|
|
|
7212 n = (gui.in_use || gui.starting);
|
|
|
7213 # ifdef FEAT_GUI_W32
|
|
|
7214 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
7215 n = gui_is_win32s();
|
|
|
7216 # endif
|
|
|
7217 # ifdef FEAT_BROWSE
|
|
|
7218 else if (STRICMP(name, "browse") == 0)
|
|
|
7219 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
7220 # endif
|
|
|
7221 #endif
|
|
|
7222 #ifdef FEAT_SYN_HL
|
|
|
7223 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
7224 n = syntax_present(curbuf);
|
|
|
7225 #endif
|
|
|
7226 #if defined(WIN3264)
|
|
|
7227 else if (STRICMP(name, "win95") == 0)
|
|
|
7228 n = mch_windows95();
|
|
|
7229 #endif
|
|
34
|
7230 #ifdef FEAT_NETBEANS_INTG
|
|
|
7231 else if (STRICMP(name, "netbeans_enabled") == 0)
|
|
|
7232 n = usingNetbeans;
|
|
|
7233 #endif
|
|
7
|
7234 }
|
|
|
7235
|
|
71
|
7236 rettv->vval.v_number = n;
|
|
7
|
7237 }
|
|
|
7238
|
|
|
7239 /*
|
|
|
7240 * "hasmapto()" function
|
|
|
7241 */
|
|
|
7242 static void
|
|
71
|
7243 f_hasmapto(argvars, rettv)
|
|
|
7244 typeval *argvars;
|
|
|
7245 typeval *rettv;
|
|
7
|
7246 {
|
|
|
7247 char_u *name;
|
|
|
7248 char_u *mode;
|
|
|
7249 char_u buf[NUMBUFLEN];
|
|
|
7250
|
|
71
|
7251 name = get_tv_string(&argvars[0]);
|
|
56
|
7252 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7253 mode = (char_u *)"nvo";
|
|
|
7254 else
|
|
71
|
7255 mode = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7256
|
|
|
7257 if (map_to_exists(name, mode))
|
|
71
|
7258 rettv->vval.v_number = TRUE;
|
|
|
7259 else
|
|
|
7260 rettv->vval.v_number = FALSE;
|
|
7
|
7261 }
|
|
|
7262
|
|
|
7263 /*
|
|
|
7264 * "histadd()" function
|
|
|
7265 */
|
|
|
7266 /*ARGSUSED*/
|
|
|
7267 static void
|
|
71
|
7268 f_histadd(argvars, rettv)
|
|
|
7269 typeval *argvars;
|
|
|
7270 typeval *rettv;
|
|
7
|
7271 {
|
|
|
7272 #ifdef FEAT_CMDHIST
|
|
|
7273 int histype;
|
|
|
7274 char_u *str;
|
|
|
7275 char_u buf[NUMBUFLEN];
|
|
|
7276 #endif
|
|
|
7277
|
|
71
|
7278 rettv->vval.v_number = FALSE;
|
|
7
|
7279 if (check_restricted() || check_secure())
|
|
|
7280 return;
|
|
|
7281 #ifdef FEAT_CMDHIST
|
|
71
|
7282 histype = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
7283 if (histype >= 0)
|
|
|
7284 {
|
|
71
|
7285 str = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7286 if (*str != NUL)
|
|
|
7287 {
|
|
|
7288 add_to_history(histype, str, FALSE, NUL);
|
|
71
|
7289 rettv->vval.v_number = TRUE;
|
|
7
|
7290 return;
|
|
|
7291 }
|
|
|
7292 }
|
|
|
7293 #endif
|
|
|
7294 }
|
|
|
7295
|
|
|
7296 /*
|
|
|
7297 * "histdel()" function
|
|
|
7298 */
|
|
|
7299 /*ARGSUSED*/
|
|
|
7300 static void
|
|
71
|
7301 f_histdel(argvars, rettv)
|
|
|
7302 typeval *argvars;
|
|
|
7303 typeval *rettv;
|
|
7
|
7304 {
|
|
|
7305 #ifdef FEAT_CMDHIST
|
|
|
7306 int n;
|
|
|
7307 char_u buf[NUMBUFLEN];
|
|
|
7308
|
|
56
|
7309 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7310 /* only one argument: clear entire history */
|
|
71
|
7311 n = clr_history(get_histtype(get_tv_string(&argvars[0])));
|
|
56
|
7312 else if (argvars[1].v_type == VAR_NUMBER)
|
|
7
|
7313 /* index given: remove that entry */
|
|
71
|
7314 n = del_history_idx(get_histtype(get_tv_string(&argvars[0])),
|
|
|
7315 (int)get_tv_number(&argvars[1]));
|
|
7
|
7316 else
|
|
|
7317 /* string given: remove all matching entries */
|
|
71
|
7318 n = del_history_entry(get_histtype(get_tv_string(&argvars[0])),
|
|
|
7319 get_tv_string_buf(&argvars[1], buf));
|
|
|
7320 rettv->vval.v_number = n;
|
|
7
|
7321 #else
|
|
71
|
7322 rettv->vval.v_number = 0;
|
|
7
|
7323 #endif
|
|
|
7324 }
|
|
|
7325
|
|
|
7326 /*
|
|
|
7327 * "histget()" function
|
|
|
7328 */
|
|
|
7329 /*ARGSUSED*/
|
|
|
7330 static void
|
|
71
|
7331 f_histget(argvars, rettv)
|
|
|
7332 typeval *argvars;
|
|
|
7333 typeval *rettv;
|
|
7
|
7334 {
|
|
|
7335 #ifdef FEAT_CMDHIST
|
|
|
7336 int type;
|
|
|
7337 int idx;
|
|
|
7338
|
|
71
|
7339 type = get_histtype(get_tv_string(&argvars[0]));
|
|
56
|
7340 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7341 idx = get_history_idx(type);
|
|
|
7342 else
|
|
71
|
7343 idx = (int)get_tv_number(&argvars[1]);
|
|
|
7344 rettv->vval.v_string = vim_strsave(get_history_entry(type, idx));
|
|
7
|
7345 #else
|
|
71
|
7346 rettv->vval.v_string = NULL;
|
|
|
7347 #endif
|
|
|
7348 rettv->v_type = VAR_STRING;
|
|
7
|
7349 }
|
|
|
7350
|
|
|
7351 /*
|
|
|
7352 * "histnr()" function
|
|
|
7353 */
|
|
|
7354 /*ARGSUSED*/
|
|
|
7355 static void
|
|
71
|
7356 f_histnr(argvars, rettv)
|
|
|
7357 typeval *argvars;
|
|
|
7358 typeval *rettv;
|
|
7
|
7359 {
|
|
|
7360 int i;
|
|
|
7361
|
|
|
7362 #ifdef FEAT_CMDHIST
|
|
71
|
7363 i = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
7364 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
7365 i = get_history_idx(i);
|
|
|
7366 else
|
|
|
7367 #endif
|
|
|
7368 i = -1;
|
|
71
|
7369 rettv->vval.v_number = i;
|
|
7
|
7370 }
|
|
|
7371
|
|
|
7372 /*
|
|
83
|
7373 * "highlightID(name)" function
|
|
|
7374 */
|
|
|
7375 static void
|
|
|
7376 f_hlID(argvars, rettv)
|
|
|
7377 typeval *argvars;
|
|
|
7378 typeval *rettv;
|
|
|
7379 {
|
|
|
7380 rettv->vval.v_number = syn_name2id(get_tv_string(&argvars[0]));
|
|
|
7381 }
|
|
|
7382
|
|
|
7383 /*
|
|
7
|
7384 * "highlight_exists()" function
|
|
|
7385 */
|
|
|
7386 static void
|
|
71
|
7387 f_hlexists(argvars, rettv)
|
|
|
7388 typeval *argvars;
|
|
|
7389 typeval *rettv;
|
|
|
7390 {
|
|
|
7391 rettv->vval.v_number = highlight_exists(get_tv_string(&argvars[0]));
|
|
7
|
7392 }
|
|
|
7393
|
|
|
7394 /*
|
|
|
7395 * "hostname()" function
|
|
|
7396 */
|
|
|
7397 /*ARGSUSED*/
|
|
|
7398 static void
|
|
71
|
7399 f_hostname(argvars, rettv)
|
|
|
7400 typeval *argvars;
|
|
|
7401 typeval *rettv;
|
|
7
|
7402 {
|
|
|
7403 char_u hostname[256];
|
|
|
7404
|
|
|
7405 mch_get_host_name(hostname, 256);
|
|
71
|
7406 rettv->v_type = VAR_STRING;
|
|
|
7407 rettv->vval.v_string = vim_strsave(hostname);
|
|
7
|
7408 }
|
|
|
7409
|
|
|
7410 /*
|
|
|
7411 * iconv() function
|
|
|
7412 */
|
|
|
7413 /*ARGSUSED*/
|
|
|
7414 static void
|
|
71
|
7415 f_iconv(argvars, rettv)
|
|
|
7416 typeval *argvars;
|
|
|
7417 typeval *rettv;
|
|
7
|
7418 {
|
|
|
7419 #ifdef FEAT_MBYTE
|
|
|
7420 char_u buf1[NUMBUFLEN];
|
|
|
7421 char_u buf2[NUMBUFLEN];
|
|
|
7422 char_u *from, *to, *str;
|
|
|
7423 vimconv_T vimconv;
|
|
|
7424 #endif
|
|
|
7425
|
|
71
|
7426 rettv->v_type = VAR_STRING;
|
|
|
7427 rettv->vval.v_string = NULL;
|
|
7
|
7428
|
|
|
7429 #ifdef FEAT_MBYTE
|
|
71
|
7430 str = get_tv_string(&argvars[0]);
|
|
|
7431 from = enc_canonize(enc_skip(get_tv_string_buf(&argvars[1], buf1)));
|
|
|
7432 to = enc_canonize(enc_skip(get_tv_string_buf(&argvars[2], buf2)));
|
|
7
|
7433 vimconv.vc_type = CONV_NONE;
|
|
|
7434 convert_setup(&vimconv, from, to);
|
|
|
7435
|
|
|
7436 /* If the encodings are equal, no conversion needed. */
|
|
|
7437 if (vimconv.vc_type == CONV_NONE)
|
|
71
|
7438 rettv->vval.v_string = vim_strsave(str);
|
|
|
7439 else
|
|
|
7440 rettv->vval.v_string = string_convert(&vimconv, str, NULL);
|
|
7
|
7441
|
|
|
7442 convert_setup(&vimconv, NULL, NULL);
|
|
|
7443 vim_free(from);
|
|
|
7444 vim_free(to);
|
|
|
7445 #endif
|
|
|
7446 }
|
|
|
7447
|
|
|
7448 /*
|
|
|
7449 * "indent()" function
|
|
|
7450 */
|
|
|
7451 static void
|
|
71
|
7452 f_indent(argvars, rettv)
|
|
|
7453 typeval *argvars;
|
|
|
7454 typeval *rettv;
|
|
7
|
7455 {
|
|
|
7456 linenr_T lnum;
|
|
|
7457
|
|
71
|
7458 lnum = get_tv_lnum(argvars);
|
|
7
|
7459 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
7460 rettv->vval.v_number = get_indent_lnum(lnum);
|
|
|
7461 else
|
|
|
7462 rettv->vval.v_number = -1;
|
|
7
|
7463 }
|
|
|
7464
|
|
80
|
7465 /*
|
|
|
7466 * "index()" function
|
|
|
7467 */
|
|
|
7468 static void
|
|
|
7469 f_index(argvars, rettv)
|
|
|
7470 typeval *argvars;
|
|
|
7471 typeval *rettv;
|
|
|
7472 {
|
|
|
7473 listvar *l;
|
|
|
7474 listitem *item;
|
|
|
7475 long idx = 0;
|
|
|
7476 int ic = FALSE;
|
|
|
7477
|
|
|
7478 rettv->vval.v_number = -1;
|
|
|
7479 if (argvars[0].v_type != VAR_LIST)
|
|
|
7480 {
|
|
|
7481 EMSG(_(e_listreq));
|
|
|
7482 return;
|
|
|
7483 }
|
|
|
7484 l = argvars[0].vval.v_list;
|
|
|
7485 if (l != NULL)
|
|
|
7486 {
|
|
|
7487 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
7488 ic = get_tv_number(&argvars[2]);
|
|
|
7489
|
|
|
7490 for (item = l->lv_first; item != NULL; item = item->li_next, ++idx)
|
|
|
7491 if (tv_equal(&item->li_tv, &argvars[1], ic))
|
|
|
7492 {
|
|
|
7493 rettv->vval.v_number = idx;
|
|
|
7494 break;
|
|
|
7495 }
|
|
|
7496 }
|
|
|
7497 }
|
|
|
7498
|
|
7
|
7499 static int inputsecret_flag = 0;
|
|
|
7500
|
|
|
7501 /*
|
|
|
7502 * "input()" function
|
|
|
7503 * Also handles inputsecret() when inputsecret is set.
|
|
|
7504 */
|
|
|
7505 static void
|
|
71
|
7506 f_input(argvars, rettv)
|
|
|
7507 typeval *argvars;
|
|
|
7508 typeval *rettv;
|
|
|
7509 {
|
|
|
7510 char_u *prompt = get_tv_string(&argvars[0]);
|
|
7
|
7511 char_u *p = NULL;
|
|
|
7512 int c;
|
|
|
7513 char_u buf[NUMBUFLEN];
|
|
|
7514 int cmd_silent_save = cmd_silent;
|
|
|
7515
|
|
71
|
7516 rettv->v_type = VAR_STRING;
|
|
7
|
7517
|
|
|
7518 #ifdef NO_CONSOLE_INPUT
|
|
|
7519 /* While starting up, there is no place to enter text. */
|
|
|
7520 if (no_console_input())
|
|
|
7521 {
|
|
71
|
7522 rettv->vval.v_string = NULL;
|
|
7
|
7523 return;
|
|
|
7524 }
|
|
|
7525 #endif
|
|
|
7526
|
|
|
7527 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
7528 if (prompt != NULL)
|
|
|
7529 {
|
|
|
7530 /* Only the part of the message after the last NL is considered as
|
|
|
7531 * prompt for the command line */
|
|
|
7532 p = vim_strrchr(prompt, '\n');
|
|
|
7533 if (p == NULL)
|
|
|
7534 p = prompt;
|
|
|
7535 else
|
|
|
7536 {
|
|
|
7537 ++p;
|
|
|
7538 c = *p;
|
|
|
7539 *p = NUL;
|
|
|
7540 msg_start();
|
|
|
7541 msg_clr_eos();
|
|
|
7542 msg_puts_attr(prompt, echo_attr);
|
|
|
7543 msg_didout = FALSE;
|
|
|
7544 msg_starthere();
|
|
|
7545 *p = c;
|
|
|
7546 }
|
|
|
7547 cmdline_row = msg_row;
|
|
|
7548 }
|
|
|
7549
|
|
56
|
7550 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
7551 stuffReadbuffSpec(get_tv_string_buf(&argvars[1], buf));
|
|
|
7552
|
|
|
7553 rettv->vval.v_string =
|
|
7
|
7554 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
7555
|
|
|
7556 /* since the user typed this, no need to wait for return */
|
|
|
7557 need_wait_return = FALSE;
|
|
|
7558 msg_didout = FALSE;
|
|
|
7559 cmd_silent = cmd_silent_save;
|
|
|
7560 }
|
|
|
7561
|
|
|
7562 /*
|
|
|
7563 * "inputdialog()" function
|
|
|
7564 */
|
|
|
7565 static void
|
|
71
|
7566 f_inputdialog(argvars, rettv)
|
|
|
7567 typeval *argvars;
|
|
|
7568 typeval *rettv;
|
|
7
|
7569 {
|
|
|
7570 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
7571 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
7572 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
7573 {
|
|
|
7574 char_u *message;
|
|
|
7575 char_u buf[NUMBUFLEN];
|
|
|
7576
|
|
71
|
7577 message = get_tv_string(&argvars[0]);
|
|
56
|
7578 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
7579 {
|
|
71
|
7580 STRNCPY(IObuff, get_tv_string_buf(&argvars[1], buf), IOSIZE);
|
|
7
|
7581 IObuff[IOSIZE - 1] = NUL;
|
|
|
7582 }
|
|
|
7583 else
|
|
|
7584 IObuff[0] = NUL;
|
|
|
7585 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
7586 1, IObuff) == 1)
|
|
71
|
7587 rettv->vval.v_string = vim_strsave(IObuff);
|
|
7
|
7588 else
|
|
|
7589 {
|
|
56
|
7590 if (argvars[1].v_type != VAR_UNKNOWN
|
|
|
7591 && argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
7592 rettv->vval.v_string = vim_strsave(
|
|
|
7593 get_tv_string_buf(&argvars[2], buf));
|
|
7
|
7594 else
|
|
71
|
7595 rettv->vval.v_string = NULL;
|
|
|
7596 }
|
|
|
7597 rettv->v_type = VAR_STRING;
|
|
|
7598 }
|
|
|
7599 else
|
|
|
7600 #endif
|
|
|
7601 f_input(argvars, rettv);
|
|
7
|
7602 }
|
|
|
7603
|
|
|
7604 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
7605
|
|
|
7606 /*
|
|
|
7607 * "inputrestore()" function
|
|
|
7608 */
|
|
|
7609 /*ARGSUSED*/
|
|
|
7610 static void
|
|
71
|
7611 f_inputrestore(argvars, rettv)
|
|
|
7612 typeval *argvars;
|
|
|
7613 typeval *rettv;
|
|
7
|
7614 {
|
|
|
7615 if (ga_userinput.ga_len > 0)
|
|
|
7616 {
|
|
|
7617 --ga_userinput.ga_len;
|
|
|
7618 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
7619 + ga_userinput.ga_len);
|
|
71
|
7620 rettv->vval.v_number = 0; /* OK */
|
|
7
|
7621 }
|
|
|
7622 else if (p_verbose > 1)
|
|
|
7623 {
|
|
|
7624 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
71
|
7625 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
7626 }
|
|
|
7627 }
|
|
|
7628
|
|
|
7629 /*
|
|
|
7630 * "inputsave()" function
|
|
|
7631 */
|
|
|
7632 /*ARGSUSED*/
|
|
|
7633 static void
|
|
71
|
7634 f_inputsave(argvars, rettv)
|
|
|
7635 typeval *argvars;
|
|
|
7636 typeval *rettv;
|
|
7
|
7637 {
|
|
|
7638 /* Add an entry to the stack of typehead storage. */
|
|
|
7639 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
7640 {
|
|
|
7641 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
7642 + ga_userinput.ga_len);
|
|
|
7643 ++ga_userinput.ga_len;
|
|
71
|
7644 rettv->vval.v_number = 0; /* OK */
|
|
|
7645 }
|
|
|
7646 else
|
|
|
7647 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
7648 }
|
|
|
7649
|
|
|
7650 /*
|
|
|
7651 * "inputsecret()" function
|
|
|
7652 */
|
|
|
7653 static void
|
|
71
|
7654 f_inputsecret(argvars, rettv)
|
|
|
7655 typeval *argvars;
|
|
|
7656 typeval *rettv;
|
|
7
|
7657 {
|
|
|
7658 ++cmdline_star;
|
|
|
7659 ++inputsecret_flag;
|
|
71
|
7660 f_input(argvars, rettv);
|
|
7
|
7661 --cmdline_star;
|
|
|
7662 --inputsecret_flag;
|
|
|
7663 }
|
|
|
7664
|
|
|
7665 /*
|
|
56
|
7666 * "insert()" function
|
|
|
7667 */
|
|
|
7668 static void
|
|
71
|
7669 f_insert(argvars, rettv)
|
|
|
7670 typeval *argvars;
|
|
|
7671 typeval *rettv;
|
|
56
|
7672 {
|
|
|
7673 long before = 0;
|
|
|
7674 long n;
|
|
|
7675 listitem *item;
|
|
|
7676 listvar *l;
|
|
|
7677
|
|
|
7678 if (argvars[0].v_type != VAR_LIST)
|
|
83
|
7679 EMSG2(_(e_listarg), "insert()");
|
|
56
|
7680 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
7681 {
|
|
|
7682 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
7683 before = get_tv_number(&argvars[2]);
|
|
56
|
7684
|
|
80
|
7685 n = before;
|
|
|
7686 item = list_find_ext(l, &n);
|
|
56
|
7687 if (n > 0)
|
|
|
7688 EMSGN(_(e_listidx), before);
|
|
|
7689 else
|
|
|
7690 {
|
|
80
|
7691 list_insert_tv(l, &argvars[1], item);
|
|
|
7692 ++l->lv_refcount;
|
|
|
7693 copy_tv(&argvars[0], rettv);
|
|
56
|
7694 }
|
|
|
7695 }
|
|
|
7696 }
|
|
|
7697
|
|
|
7698 /*
|
|
7
|
7699 * "isdirectory()" function
|
|
|
7700 */
|
|
|
7701 static void
|
|
71
|
7702 f_isdirectory(argvars, rettv)
|
|
|
7703 typeval *argvars;
|
|
|
7704 typeval *rettv;
|
|
|
7705 {
|
|
|
7706 rettv->vval.v_number = mch_isdir(get_tv_string(&argvars[0]));
|
|
7
|
7707 }
|
|
|
7708
|
|
|
7709 /*
|
|
|
7710 * "last_buffer_nr()" function.
|
|
|
7711 */
|
|
|
7712 /*ARGSUSED*/
|
|
|
7713 static void
|
|
71
|
7714 f_last_buffer_nr(argvars, rettv)
|
|
|
7715 typeval *argvars;
|
|
|
7716 typeval *rettv;
|
|
7
|
7717 {
|
|
|
7718 int n = 0;
|
|
|
7719 buf_T *buf;
|
|
|
7720
|
|
|
7721 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
7722 if (n < buf->b_fnum)
|
|
|
7723 n = buf->b_fnum;
|
|
|
7724
|
|
71
|
7725 rettv->vval.v_number = n;
|
|
56
|
7726 }
|
|
|
7727
|
|
|
7728 /*
|
|
|
7729 * "len()" function
|
|
|
7730 */
|
|
|
7731 static void
|
|
71
|
7732 f_len(argvars, rettv)
|
|
|
7733 typeval *argvars;
|
|
|
7734 typeval *rettv;
|
|
56
|
7735 {
|
|
|
7736 switch (argvars[0].v_type)
|
|
|
7737 {
|
|
|
7738 case VAR_STRING:
|
|
|
7739 case VAR_NUMBER:
|
|
71
|
7740 rettv->vval.v_number = (varnumber_T)STRLEN(
|
|
|
7741 get_tv_string(&argvars[0]));
|
|
56
|
7742 break;
|
|
|
7743 case VAR_LIST:
|
|
71
|
7744 rettv->vval.v_number = list_len(argvars[0].vval.v_list);
|
|
56
|
7745 break;
|
|
|
7746 default:
|
|
86
|
7747 EMSG(_("E701: Invalid type for len()"));
|
|
56
|
7748 break;
|
|
|
7749 }
|
|
|
7750 }
|
|
|
7751
|
|
83
|
7752 static void libcall_common __ARGS((typeval *argvars, typeval *rettv, int type));
|
|
71
|
7753
|
|
|
7754 static void
|
|
|
7755 libcall_common(argvars, rettv, type)
|
|
|
7756 typeval *argvars;
|
|
|
7757 typeval *rettv;
|
|
56
|
7758 int type;
|
|
|
7759 {
|
|
|
7760 #ifdef FEAT_LIBCALL
|
|
|
7761 char_u *string_in;
|
|
|
7762 char_u **string_result;
|
|
|
7763 int nr_result;
|
|
|
7764 #endif
|
|
|
7765
|
|
71
|
7766 rettv->v_type = type;
|
|
56
|
7767 if (type == VAR_NUMBER)
|
|
71
|
7768 rettv->vval.v_number = 0;
|
|
|
7769 else
|
|
|
7770 rettv->vval.v_string = NULL;
|
|
56
|
7771
|
|
|
7772 if (check_restricted() || check_secure())
|
|
|
7773 return;
|
|
|
7774
|
|
|
7775 #ifdef FEAT_LIBCALL
|
|
|
7776 /* The first two args must be strings, otherwise its meaningless */
|
|
|
7777 if (argvars[0].v_type == VAR_STRING && argvars[1].v_type == VAR_STRING)
|
|
|
7778 {
|
|
|
7779 if (argvars[2].v_type == VAR_NUMBER)
|
|
|
7780 string_in = NULL;
|
|
|
7781 else
|
|
|
7782 string_in = argvars[2].vval.v_string;
|
|
|
7783 if (type == VAR_NUMBER)
|
|
|
7784 string_result = NULL;
|
|
|
7785 else
|
|
71
|
7786 string_result = &rettv->vval.v_string;
|
|
56
|
7787 if (mch_libcall(argvars[0].vval.v_string,
|
|
|
7788 argvars[1].vval.v_string,
|
|
|
7789 string_in,
|
|
|
7790 argvars[2].vval.v_number,
|
|
|
7791 string_result,
|
|
|
7792 &nr_result) == OK
|
|
|
7793 && type == VAR_NUMBER)
|
|
71
|
7794 rettv->vval.v_number = nr_result;
|
|
56
|
7795 }
|
|
|
7796 #endif
|
|
7
|
7797 }
|
|
|
7798
|
|
|
7799 /*
|
|
83
|
7800 * "libcall()" function
|
|
|
7801 */
|
|
|
7802 static void
|
|
|
7803 f_libcall(argvars, rettv)
|
|
|
7804 typeval *argvars;
|
|
|
7805 typeval *rettv;
|
|
|
7806 {
|
|
|
7807 libcall_common(argvars, rettv, VAR_STRING);
|
|
|
7808 }
|
|
|
7809
|
|
|
7810 /*
|
|
|
7811 * "libcallnr()" function
|
|
|
7812 */
|
|
|
7813 static void
|
|
|
7814 f_libcallnr(argvars, rettv)
|
|
|
7815 typeval *argvars;
|
|
|
7816 typeval *rettv;
|
|
|
7817 {
|
|
|
7818 libcall_common(argvars, rettv, VAR_NUMBER);
|
|
|
7819 }
|
|
|
7820
|
|
|
7821 /*
|
|
7
|
7822 * "line(string)" function
|
|
|
7823 */
|
|
|
7824 static void
|
|
71
|
7825 f_line(argvars, rettv)
|
|
|
7826 typeval *argvars;
|
|
|
7827 typeval *rettv;
|
|
7
|
7828 {
|
|
|
7829 linenr_T lnum = 0;
|
|
|
7830 pos_T *fp;
|
|
|
7831
|
|
|
7832 fp = var2fpos(&argvars[0], TRUE);
|
|
|
7833 if (fp != NULL)
|
|
|
7834 lnum = fp->lnum;
|
|
71
|
7835 rettv->vval.v_number = lnum;
|
|
7
|
7836 }
|
|
|
7837
|
|
|
7838 /*
|
|
|
7839 * "line2byte(lnum)" function
|
|
|
7840 */
|
|
|
7841 /*ARGSUSED*/
|
|
|
7842 static void
|
|
71
|
7843 f_line2byte(argvars, rettv)
|
|
|
7844 typeval *argvars;
|
|
|
7845 typeval *rettv;
|
|
7
|
7846 {
|
|
|
7847 #ifndef FEAT_BYTEOFF
|
|
71
|
7848 rettv->vval.v_number = -1;
|
|
7
|
7849 #else
|
|
|
7850 linenr_T lnum;
|
|
|
7851
|
|
71
|
7852 lnum = get_tv_lnum(argvars);
|
|
7
|
7853 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
71
|
7854 rettv->vval.v_number = -1;
|
|
|
7855 else
|
|
|
7856 rettv->vval.v_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
7857 if (rettv->vval.v_number >= 0)
|
|
|
7858 ++rettv->vval.v_number;
|
|
7
|
7859 #endif
|
|
|
7860 }
|
|
|
7861
|
|
|
7862 /*
|
|
|
7863 * "lispindent(lnum)" function
|
|
|
7864 */
|
|
|
7865 static void
|
|
71
|
7866 f_lispindent(argvars, rettv)
|
|
|
7867 typeval *argvars;
|
|
|
7868 typeval *rettv;
|
|
7
|
7869 {
|
|
|
7870 #ifdef FEAT_LISP
|
|
|
7871 pos_T pos;
|
|
|
7872 linenr_T lnum;
|
|
|
7873
|
|
|
7874 pos = curwin->w_cursor;
|
|
71
|
7875 lnum = get_tv_lnum(argvars);
|
|
7
|
7876 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
7877 {
|
|
|
7878 curwin->w_cursor.lnum = lnum;
|
|
71
|
7879 rettv->vval.v_number = get_lisp_indent();
|
|
7
|
7880 curwin->w_cursor = pos;
|
|
|
7881 }
|
|
|
7882 else
|
|
|
7883 #endif
|
|
71
|
7884 rettv->vval.v_number = -1;
|
|
7
|
7885 }
|
|
|
7886
|
|
|
7887 /*
|
|
|
7888 * "localtime()" function
|
|
|
7889 */
|
|
|
7890 /*ARGSUSED*/
|
|
|
7891 static void
|
|
71
|
7892 f_localtime(argvars, rettv)
|
|
|
7893 typeval *argvars;
|
|
|
7894 typeval *rettv;
|
|
|
7895 {
|
|
|
7896 rettv->vval.v_number = (varnumber_T)time(NULL);
|
|
7
|
7897 }
|
|
|
7898
|
|
83
|
7899 static void get_maparg __ARGS((typeval *argvars, typeval *rettv, int exact));
|
|
71
|
7900
|
|
|
7901 static void
|
|
|
7902 get_maparg(argvars, rettv, exact)
|
|
|
7903 typeval *argvars;
|
|
|
7904 typeval *rettv;
|
|
7
|
7905 int exact;
|
|
|
7906 {
|
|
|
7907 char_u *keys;
|
|
|
7908 char_u *which;
|
|
|
7909 char_u buf[NUMBUFLEN];
|
|
|
7910 char_u *keys_buf = NULL;
|
|
|
7911 char_u *rhs;
|
|
|
7912 int mode;
|
|
|
7913 garray_T ga;
|
|
|
7914
|
|
|
7915 /* return empty string for failure */
|
|
71
|
7916 rettv->v_type = VAR_STRING;
|
|
|
7917 rettv->vval.v_string = NULL;
|
|
|
7918
|
|
|
7919 keys = get_tv_string(&argvars[0]);
|
|
7
|
7920 if (*keys == NUL)
|
|
|
7921 return;
|
|
|
7922
|
|
56
|
7923 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
7924 which = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7925 else
|
|
|
7926 which = (char_u *)"";
|
|
|
7927 mode = get_map_mode(&which, 0);
|
|
|
7928
|
|
|
7929 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
7930 rhs = check_map(keys, mode, exact);
|
|
|
7931 vim_free(keys_buf);
|
|
|
7932 if (rhs != NULL)
|
|
|
7933 {
|
|
|
7934 ga_init(&ga);
|
|
|
7935 ga.ga_itemsize = 1;
|
|
|
7936 ga.ga_growsize = 40;
|
|
|
7937
|
|
|
7938 while (*rhs != NUL)
|
|
|
7939 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
7940
|
|
|
7941 ga_append(&ga, NUL);
|
|
71
|
7942 rettv->vval.v_string = (char_u *)ga.ga_data;
|
|
7
|
7943 }
|
|
|
7944 }
|
|
|
7945
|
|
|
7946 /*
|
|
83
|
7947 * "maparg()" function
|
|
|
7948 */
|
|
|
7949 static void
|
|
|
7950 f_maparg(argvars, rettv)
|
|
|
7951 typeval *argvars;
|
|
|
7952 typeval *rettv;
|
|
|
7953 {
|
|
|
7954 get_maparg(argvars, rettv, TRUE);
|
|
|
7955 }
|
|
|
7956
|
|
|
7957 /*
|
|
|
7958 * "mapcheck()" function
|
|
|
7959 */
|
|
|
7960 static void
|
|
|
7961 f_mapcheck(argvars, rettv)
|
|
|
7962 typeval *argvars;
|
|
|
7963 typeval *rettv;
|
|
|
7964 {
|
|
|
7965 get_maparg(argvars, rettv, FALSE);
|
|
|
7966 }
|
|
|
7967
|
|
|
7968 static void find_some_match __ARGS((typeval *argvars, typeval *rettv, int start));
|
|
71
|
7969
|
|
|
7970 static void
|
|
|
7971 find_some_match(argvars, rettv, type)
|
|
|
7972 typeval *argvars;
|
|
|
7973 typeval *rettv;
|
|
7
|
7974 int type;
|
|
|
7975 {
|
|
|
7976 char_u *str;
|
|
19
|
7977 char_u *expr;
|
|
7
|
7978 char_u *pat;
|
|
|
7979 regmatch_T regmatch;
|
|
|
7980 char_u patbuf[NUMBUFLEN];
|
|
|
7981 char_u *save_cpo;
|
|
|
7982 long start = 0;
|
|
19
|
7983 long nth = 1;
|
|
|
7984 int match;
|
|
7
|
7985
|
|
|
7986 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
7987 save_cpo = p_cpo;
|
|
|
7988 p_cpo = (char_u *)"";
|
|
|
7989
|
|
71
|
7990 expr = str = get_tv_string(&argvars[0]);
|
|
|
7991 pat = get_tv_string_buf(&argvars[1], patbuf);
|
|
7
|
7992
|
|
|
7993 if (type == 2)
|
|
|
7994 {
|
|
71
|
7995 rettv->v_type = VAR_STRING;
|
|
|
7996 rettv->vval.v_string = NULL;
|
|
|
7997 }
|
|
|
7998 else
|
|
|
7999 rettv->vval.v_number = -1;
|
|
56
|
8000
|
|
|
8001 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
8002 {
|
|
71
|
8003 start = get_tv_number(&argvars[2]);
|
|
7
|
8004 if (start < 0)
|
|
|
8005 start = 0;
|
|
|
8006 if (start > (long)STRLEN(str))
|
|
|
8007 goto theend;
|
|
|
8008 str += start;
|
|
19
|
8009
|
|
56
|
8010 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
71
|
8011 nth = get_tv_number(&argvars[3]);
|
|
7
|
8012 }
|
|
|
8013
|
|
|
8014 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
8015 if (regmatch.regprog != NULL)
|
|
|
8016 {
|
|
|
8017 regmatch.rm_ic = p_ic;
|
|
19
|
8018
|
|
|
8019 while (1)
|
|
|
8020 {
|
|
|
8021 match = vim_regexec_nl(®match, str, (colnr_T)0);
|
|
|
8022 if (!match || --nth <= 0)
|
|
|
8023 break;
|
|
|
8024 /* Advance to just after the match. */
|
|
|
8025 #ifdef FEAT_MBYTE
|
|
|
8026 str = regmatch.startp[0] + mb_ptr2len_check(regmatch.startp[0]);
|
|
|
8027 #else
|
|
|
8028 str = regmatch.startp[0] + 1;
|
|
|
8029 #endif
|
|
|
8030 }
|
|
|
8031
|
|
|
8032 if (match)
|
|
7
|
8033 {
|
|
|
8034 if (type == 2)
|
|
71
|
8035 rettv->vval.v_string = vim_strnsave(regmatch.startp[0],
|
|
7
|
8036 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
8037 else
|
|
|
8038 {
|
|
|
8039 if (type != 0)
|
|
71
|
8040 rettv->vval.v_number =
|
|
7
|
8041 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
8042 else
|
|
71
|
8043 rettv->vval.v_number =
|
|
7
|
8044 (varnumber_T)(regmatch.endp[0] - str);
|
|
71
|
8045 rettv->vval.v_number += str - expr;
|
|
7
|
8046 }
|
|
|
8047 }
|
|
|
8048 vim_free(regmatch.regprog);
|
|
|
8049 }
|
|
|
8050
|
|
|
8051 theend:
|
|
|
8052 p_cpo = save_cpo;
|
|
|
8053 }
|
|
|
8054
|
|
|
8055 /*
|
|
83
|
8056 * "match()" function
|
|
|
8057 */
|
|
|
8058 static void
|
|
|
8059 f_match(argvars, rettv)
|
|
|
8060 typeval *argvars;
|
|
|
8061 typeval *rettv;
|
|
|
8062 {
|
|
|
8063 find_some_match(argvars, rettv, 1);
|
|
|
8064 }
|
|
|
8065
|
|
|
8066 /*
|
|
|
8067 * "matchend()" function
|
|
|
8068 */
|
|
|
8069 static void
|
|
|
8070 f_matchend(argvars, rettv)
|
|
|
8071 typeval *argvars;
|
|
|
8072 typeval *rettv;
|
|
|
8073 {
|
|
|
8074 find_some_match(argvars, rettv, 0);
|
|
|
8075 }
|
|
|
8076
|
|
|
8077 /*
|
|
|
8078 * "matchstr()" function
|
|
|
8079 */
|
|
|
8080 static void
|
|
|
8081 f_matchstr(argvars, rettv)
|
|
|
8082 typeval *argvars;
|
|
|
8083 typeval *rettv;
|
|
|
8084 {
|
|
|
8085 find_some_match(argvars, rettv, 2);
|
|
|
8086 }
|
|
|
8087
|
|
|
8088 /*
|
|
7
|
8089 * "mode()" function
|
|
|
8090 */
|
|
|
8091 /*ARGSUSED*/
|
|
|
8092 static void
|
|
71
|
8093 f_mode(argvars, rettv)
|
|
|
8094 typeval *argvars;
|
|
|
8095 typeval *rettv;
|
|
7
|
8096 {
|
|
|
8097 char_u buf[2];
|
|
|
8098
|
|
|
8099 #ifdef FEAT_VISUAL
|
|
|
8100 if (VIsual_active)
|
|
|
8101 {
|
|
|
8102 if (VIsual_select)
|
|
|
8103 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
8104 else
|
|
|
8105 buf[0] = VIsual_mode;
|
|
|
8106 }
|
|
|
8107 else
|
|
|
8108 #endif
|
|
|
8109 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
8110 buf[0] = 'r';
|
|
|
8111 else if (State & INSERT)
|
|
|
8112 {
|
|
|
8113 if (State & REPLACE_FLAG)
|
|
|
8114 buf[0] = 'R';
|
|
|
8115 else
|
|
|
8116 buf[0] = 'i';
|
|
|
8117 }
|
|
|
8118 else if (State & CMDLINE)
|
|
|
8119 buf[0] = 'c';
|
|
|
8120 else
|
|
|
8121 buf[0] = 'n';
|
|
|
8122
|
|
|
8123 buf[1] = NUL;
|
|
71
|
8124 rettv->vval.v_string = vim_strsave(buf);
|
|
|
8125 rettv->v_type = VAR_STRING;
|
|
7
|
8126 }
|
|
|
8127
|
|
|
8128 /*
|
|
83
|
8129 * "nextnonblank()" function
|
|
|
8130 */
|
|
|
8131 static void
|
|
|
8132 f_nextnonblank(argvars, rettv)
|
|
|
8133 typeval *argvars;
|
|
|
8134 typeval *rettv;
|
|
|
8135 {
|
|
|
8136 linenr_T lnum;
|
|
|
8137
|
|
|
8138 for (lnum = get_tv_lnum(argvars); ; ++lnum)
|
|
|
8139 {
|
|
|
8140 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
8141 {
|
|
|
8142 lnum = 0;
|
|
|
8143 break;
|
|
|
8144 }
|
|
|
8145 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
8146 break;
|
|
|
8147 }
|
|
|
8148 rettv->vval.v_number = lnum;
|
|
|
8149 }
|
|
|
8150
|
|
|
8151 /*
|
|
7
|
8152 * "nr2char()" function
|
|
|
8153 */
|
|
|
8154 static void
|
|
71
|
8155 f_nr2char(argvars, rettv)
|
|
|
8156 typeval *argvars;
|
|
|
8157 typeval *rettv;
|
|
7
|
8158 {
|
|
|
8159 char_u buf[NUMBUFLEN];
|
|
|
8160
|
|
|
8161 #ifdef FEAT_MBYTE
|
|
|
8162 if (has_mbyte)
|
|
71
|
8163 buf[(*mb_char2bytes)((int)get_tv_number(&argvars[0]), buf)] = NUL;
|
|
|
8164 else
|
|
|
8165 #endif
|
|
|
8166 {
|
|
|
8167 buf[0] = (char_u)get_tv_number(&argvars[0]);
|
|
7
|
8168 buf[1] = NUL;
|
|
|
8169 }
|
|
71
|
8170 rettv->v_type = VAR_STRING;
|
|
|
8171 rettv->vval.v_string = vim_strsave(buf);
|
|
56
|
8172 }
|
|
|
8173
|
|
|
8174 /*
|
|
83
|
8175 * "prevnonblank()" function
|
|
|
8176 */
|
|
|
8177 static void
|
|
|
8178 f_prevnonblank(argvars, rettv)
|
|
|
8179 typeval *argvars;
|
|
|
8180 typeval *rettv;
|
|
|
8181 {
|
|
|
8182 linenr_T lnum;
|
|
|
8183
|
|
|
8184 lnum = get_tv_lnum(argvars);
|
|
|
8185 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
8186 lnum = 0;
|
|
|
8187 else
|
|
|
8188 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
8189 --lnum;
|
|
|
8190 rettv->vval.v_number = lnum;
|
|
|
8191 }
|
|
|
8192
|
|
|
8193 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
8194 static void make_connection __ARGS((void));
|
|
|
8195 static int check_connection __ARGS((void));
|
|
|
8196
|
|
|
8197 static void
|
|
|
8198 make_connection()
|
|
|
8199 {
|
|
|
8200 if (X_DISPLAY == NULL
|
|
|
8201 # ifdef FEAT_GUI
|
|
|
8202 && !gui.in_use
|
|
|
8203 # endif
|
|
|
8204 )
|
|
|
8205 {
|
|
|
8206 x_force_connect = TRUE;
|
|
|
8207 setup_term_clip();
|
|
|
8208 x_force_connect = FALSE;
|
|
|
8209 }
|
|
|
8210 }
|
|
|
8211
|
|
|
8212 static int
|
|
|
8213 check_connection()
|
|
|
8214 {
|
|
|
8215 make_connection();
|
|
|
8216 if (X_DISPLAY == NULL)
|
|
|
8217 {
|
|
|
8218 EMSG(_("E240: No connection to Vim server"));
|
|
|
8219 return FAIL;
|
|
|
8220 }
|
|
|
8221 return OK;
|
|
|
8222 }
|
|
|
8223 #endif
|
|
|
8224
|
|
|
8225 #ifdef FEAT_CLIENTSERVER
|
|
|
8226 static void remote_common __ARGS((typeval *argvars, typeval *rettv, int expr));
|
|
|
8227
|
|
|
8228 static void
|
|
|
8229 remote_common(argvars, rettv, expr)
|
|
|
8230 typeval *argvars;
|
|
|
8231 typeval *rettv;
|
|
|
8232 int expr;
|
|
|
8233 {
|
|
|
8234 char_u *server_name;
|
|
|
8235 char_u *keys;
|
|
|
8236 char_u *r = NULL;
|
|
|
8237 char_u buf[NUMBUFLEN];
|
|
|
8238 # ifdef WIN32
|
|
|
8239 HWND w;
|
|
|
8240 # else
|
|
|
8241 Window w;
|
|
|
8242 # endif
|
|
|
8243
|
|
|
8244 if (check_restricted() || check_secure())
|
|
|
8245 return;
|
|
|
8246
|
|
|
8247 # ifdef FEAT_X11
|
|
|
8248 if (check_connection() == FAIL)
|
|
|
8249 return;
|
|
|
8250 # endif
|
|
|
8251
|
|
|
8252 server_name = get_tv_string(&argvars[0]);
|
|
|
8253 keys = get_tv_string_buf(&argvars[1], buf);
|
|
|
8254 # ifdef WIN32
|
|
|
8255 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
8256 # else
|
|
|
8257 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
8258 < 0)
|
|
|
8259 # endif
|
|
|
8260 {
|
|
|
8261 if (r != NULL)
|
|
|
8262 EMSG(r); /* sending worked but evaluation failed */
|
|
|
8263 else
|
|
|
8264 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
8265 return;
|
|
|
8266 }
|
|
|
8267
|
|
|
8268 rettv->vval.v_string = r;
|
|
|
8269
|
|
|
8270 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
8271 {
|
|
|
8272 var v;
|
|
|
8273 char_u str[30];
|
|
|
8274
|
|
|
8275 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
|
8276 v.tv.v_type = VAR_STRING;
|
|
|
8277 v.tv.vval.v_string = vim_strsave(str);
|
|
|
8278 set_var(get_tv_string(&argvars[2]), &v.tv, FALSE);
|
|
|
8279 vim_free(v.tv.vval.v_string);
|
|
|
8280 }
|
|
|
8281 }
|
|
|
8282 #endif
|
|
|
8283
|
|
|
8284 /*
|
|
|
8285 * "remote_expr()" function
|
|
|
8286 */
|
|
|
8287 /*ARGSUSED*/
|
|
|
8288 static void
|
|
|
8289 f_remote_expr(argvars, rettv)
|
|
|
8290 typeval *argvars;
|
|
|
8291 typeval *rettv;
|
|
|
8292 {
|
|
|
8293 rettv->v_type = VAR_STRING;
|
|
|
8294 rettv->vval.v_string = NULL;
|
|
|
8295 #ifdef FEAT_CLIENTSERVER
|
|
|
8296 remote_common(argvars, rettv, TRUE);
|
|
|
8297 #endif
|
|
|
8298 }
|
|
|
8299
|
|
|
8300 /*
|
|
|
8301 * "remote_foreground()" function
|
|
|
8302 */
|
|
|
8303 /*ARGSUSED*/
|
|
|
8304 static void
|
|
|
8305 f_remote_foreground(argvars, rettv)
|
|
|
8306 typeval *argvars;
|
|
|
8307 typeval *rettv;
|
|
|
8308 {
|
|
|
8309 rettv->vval.v_number = 0;
|
|
|
8310 #ifdef FEAT_CLIENTSERVER
|
|
|
8311 # ifdef WIN32
|
|
|
8312 /* On Win32 it's done in this application. */
|
|
|
8313 serverForeground(get_tv_string(&argvars[0]));
|
|
|
8314 # else
|
|
|
8315 /* Send a foreground() expression to the server. */
|
|
|
8316 argvars[1].v_type = VAR_STRING;
|
|
|
8317 argvars[1].vval.v_string = vim_strsave((char_u *)"foreground()");
|
|
|
8318 argvars[2].v_type = VAR_UNKNOWN;
|
|
|
8319 remote_common(argvars, rettv, TRUE);
|
|
|
8320 vim_free(argvars[1].vval.v_string);
|
|
|
8321 # endif
|
|
|
8322 #endif
|
|
|
8323 }
|
|
|
8324
|
|
|
8325 /*ARGSUSED*/
|
|
|
8326 static void
|
|
|
8327 f_remote_peek(argvars, rettv)
|
|
|
8328 typeval *argvars;
|
|
|
8329 typeval *rettv;
|
|
|
8330 {
|
|
|
8331 #ifdef FEAT_CLIENTSERVER
|
|
|
8332 var v;
|
|
|
8333 char_u *s = NULL;
|
|
|
8334 # ifdef WIN32
|
|
|
8335 int n = 0;
|
|
|
8336 # endif
|
|
|
8337
|
|
|
8338 if (check_restricted() || check_secure())
|
|
|
8339 {
|
|
|
8340 rettv->vval.v_number = -1;
|
|
|
8341 return;
|
|
|
8342 }
|
|
|
8343 # ifdef WIN32
|
|
|
8344 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
|
8345 if (n == 0)
|
|
|
8346 rettv->vval.v_number = -1;
|
|
|
8347 else
|
|
|
8348 {
|
|
|
8349 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
|
8350 rettv->vval.v_number = (s != NULL);
|
|
|
8351 }
|
|
|
8352 # else
|
|
|
8353 rettv->vval.v_number = 0;
|
|
|
8354 if (check_connection() == FAIL)
|
|
|
8355 return;
|
|
|
8356
|
|
|
8357 rettv->vval.v_number = serverPeekReply(X_DISPLAY,
|
|
|
8358 serverStrToWin(get_tv_string(&argvars[0])), &s);
|
|
|
8359 # endif
|
|
|
8360
|
|
|
8361 if (argvars[1].v_type != VAR_UNKNOWN && rettv->vval.v_number > 0)
|
|
|
8362 {
|
|
|
8363 v.tv.v_type = VAR_STRING;
|
|
|
8364 v.tv.vval.v_string = vim_strsave(s);
|
|
|
8365 set_var(get_tv_string(&argvars[1]), &v.tv, FALSE);
|
|
|
8366 vim_free(v.tv.vval.v_string);
|
|
|
8367 }
|
|
|
8368 #else
|
|
|
8369 rettv->vval.v_number = -1;
|
|
|
8370 #endif
|
|
|
8371 }
|
|
|
8372
|
|
|
8373 /*ARGSUSED*/
|
|
|
8374 static void
|
|
|
8375 f_remote_read(argvars, rettv)
|
|
|
8376 typeval *argvars;
|
|
|
8377 typeval *rettv;
|
|
|
8378 {
|
|
|
8379 char_u *r = NULL;
|
|
|
8380
|
|
|
8381 #ifdef FEAT_CLIENTSERVER
|
|
|
8382 if (!check_restricted() && !check_secure())
|
|
|
8383 {
|
|
|
8384 # ifdef WIN32
|
|
|
8385 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
8386 int n = 0;
|
|
|
8387
|
|
|
8388 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
|
8389 if (n != 0)
|
|
|
8390 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
8391 if (r == NULL)
|
|
|
8392 # else
|
|
|
8393 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
|
8394 serverStrToWin(get_tv_string(&argvars[0])), &r, FALSE) < 0)
|
|
|
8395 # endif
|
|
|
8396 EMSG(_("E277: Unable to read a server reply"));
|
|
|
8397 }
|
|
|
8398 #endif
|
|
|
8399 rettv->v_type = VAR_STRING;
|
|
|
8400 rettv->vval.v_string = r;
|
|
|
8401 }
|
|
|
8402
|
|
|
8403 /*
|
|
|
8404 * "remote_send()" function
|
|
|
8405 */
|
|
|
8406 /*ARGSUSED*/
|
|
|
8407 static void
|
|
|
8408 f_remote_send(argvars, rettv)
|
|
|
8409 typeval *argvars;
|
|
|
8410 typeval *rettv;
|
|
|
8411 {
|
|
|
8412 rettv->v_type = VAR_STRING;
|
|
|
8413 rettv->vval.v_string = NULL;
|
|
|
8414 #ifdef FEAT_CLIENTSERVER
|
|
|
8415 remote_common(argvars, rettv, FALSE);
|
|
|
8416 #endif
|
|
|
8417 }
|
|
|
8418
|
|
|
8419 /*
|
|
80
|
8420 * "remove({list}, {idx} [, {end}])" function
|
|
56
|
8421 */
|
|
|
8422 static void
|
|
71
|
8423 f_remove(argvars, rettv)
|
|
|
8424 typeval *argvars;
|
|
|
8425 typeval *rettv;
|
|
56
|
8426 {
|
|
|
8427 listvar *l;
|
|
80
|
8428 listitem *item, *item2;
|
|
|
8429 listitem *li;
|
|
56
|
8430 long idx;
|
|
80
|
8431 long end;
|
|
|
8432
|
|
|
8433 rettv->vval.v_number = 0;
|
|
56
|
8434 if (argvars[0].v_type != VAR_LIST)
|
|
83
|
8435 EMSG2(_(e_listarg), "remove()");
|
|
56
|
8436 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
8437 {
|
|
71
|
8438 idx = get_tv_number(&argvars[1]);
|
|
80
|
8439 item = list_find(l, idx);
|
|
56
|
8440 if (item == NULL)
|
|
|
8441 EMSGN(_(e_listidx), idx);
|
|
|
8442 else
|
|
|
8443 {
|
|
80
|
8444 if (argvars[2].v_type == VAR_UNKNOWN)
|
|
|
8445 {
|
|
|
8446 /* Remove one item, return its value. */
|
|
|
8447 list_getrem(l, item, item);
|
|
|
8448 *rettv = item->li_tv;
|
|
|
8449 vim_free(item);
|
|
|
8450 }
|
|
|
8451 else
|
|
|
8452 {
|
|
|
8453 /* Remove range of items, return list with values. */
|
|
|
8454 end = get_tv_number(&argvars[2]);
|
|
|
8455 item2 = list_find(l, end);
|
|
|
8456 if (item2 == NULL)
|
|
|
8457 EMSGN(_(e_listidx), end);
|
|
|
8458 else
|
|
|
8459 {
|
|
|
8460 for (li = item; li != item2 && li != NULL; li = li->li_next)
|
|
|
8461 ;
|
|
|
8462 if (li == NULL) /* didn't find "item2" after "item" */
|
|
|
8463 EMSG(_(e_invrange));
|
|
|
8464 else
|
|
|
8465 {
|
|
|
8466 list_getrem(l, item, item2);
|
|
|
8467 l = list_alloc();
|
|
|
8468 if (l != NULL)
|
|
|
8469 {
|
|
|
8470 rettv->v_type = VAR_LIST;
|
|
|
8471 rettv->vval.v_list = l;
|
|
|
8472 l->lv_first = item;
|
|
|
8473 l->lv_last = item2;
|
|
|
8474 l->lv_refcount = 1;
|
|
|
8475 item->li_prev = NULL;
|
|
|
8476 item2->li_next = NULL;
|
|
|
8477 }
|
|
|
8478 }
|
|
|
8479 }
|
|
|
8480 }
|
|
56
|
8481 }
|
|
|
8482 }
|
|
7
|
8483 }
|
|
|
8484
|
|
|
8485 /*
|
|
|
8486 * "rename({from}, {to})" function
|
|
|
8487 */
|
|
|
8488 static void
|
|
71
|
8489 f_rename(argvars, rettv)
|
|
|
8490 typeval *argvars;
|
|
|
8491 typeval *rettv;
|
|
7
|
8492 {
|
|
|
8493 char_u buf[NUMBUFLEN];
|
|
|
8494
|
|
|
8495 if (check_restricted() || check_secure())
|
|
71
|
8496 rettv->vval.v_number = -1;
|
|
|
8497 else
|
|
|
8498 rettv->vval.v_number = vim_rename(get_tv_string(&argvars[0]),
|
|
|
8499 get_tv_string_buf(&argvars[1], buf));
|
|
7
|
8500 }
|
|
|
8501
|
|
|
8502 /*
|
|
80
|
8503 * "repeat()" function
|
|
|
8504 */
|
|
|
8505 /*ARGSUSED*/
|
|
|
8506 static void
|
|
|
8507 f_repeat(argvars, rettv)
|
|
|
8508 typeval *argvars;
|
|
|
8509 typeval *rettv;
|
|
|
8510 {
|
|
|
8511 char_u *p;
|
|
|
8512 int n;
|
|
|
8513 int slen;
|
|
|
8514 int len;
|
|
|
8515 char_u *r;
|
|
|
8516 int i;
|
|
|
8517 listvar *l;
|
|
|
8518
|
|
|
8519 n = get_tv_number(&argvars[1]);
|
|
|
8520 if (argvars[0].v_type == VAR_LIST)
|
|
|
8521 {
|
|
|
8522 l = list_alloc();
|
|
|
8523 if (l != NULL && argvars[0].vval.v_list != NULL)
|
|
|
8524 {
|
|
|
8525 l->lv_refcount = 1;
|
|
|
8526 while (n-- > 0)
|
|
|
8527 if (list_extend(l, argvars[0].vval.v_list, NULL) == FAIL)
|
|
|
8528 break;
|
|
|
8529 }
|
|
|
8530 rettv->v_type = VAR_LIST;
|
|
|
8531 rettv->vval.v_list = l;
|
|
|
8532 }
|
|
|
8533 else
|
|
|
8534 {
|
|
|
8535 p = get_tv_string(&argvars[0]);
|
|
|
8536 rettv->v_type = VAR_STRING;
|
|
|
8537 rettv->vval.v_string = NULL;
|
|
|
8538
|
|
|
8539 slen = (int)STRLEN(p);
|
|
|
8540 len = slen * n;
|
|
|
8541 if (len <= 0)
|
|
|
8542 return;
|
|
|
8543
|
|
|
8544 r = alloc(len + 1);
|
|
|
8545 if (r != NULL)
|
|
|
8546 {
|
|
|
8547 for (i = 0; i < n; i++)
|
|
|
8548 mch_memmove(r + i * slen, p, (size_t)slen);
|
|
|
8549 r[len] = NUL;
|
|
|
8550 }
|
|
|
8551
|
|
|
8552 rettv->vval.v_string = r;
|
|
|
8553 }
|
|
|
8554 }
|
|
|
8555
|
|
|
8556 /*
|
|
7
|
8557 * "resolve()" function
|
|
|
8558 */
|
|
|
8559 static void
|
|
71
|
8560 f_resolve(argvars, rettv)
|
|
|
8561 typeval *argvars;
|
|
|
8562 typeval *rettv;
|
|
7
|
8563 {
|
|
|
8564 char_u *p;
|
|
|
8565
|
|
71
|
8566 p = get_tv_string(&argvars[0]);
|
|
7
|
8567 #ifdef FEAT_SHORTCUT
|
|
|
8568 {
|
|
|
8569 char_u *v = NULL;
|
|
|
8570
|
|
|
8571 v = mch_resolve_shortcut(p);
|
|
|
8572 if (v != NULL)
|
|
71
|
8573 rettv->vval.v_string = v;
|
|
7
|
8574 else
|
|
71
|
8575 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
8576 }
|
|
|
8577 #else
|
|
|
8578 # ifdef HAVE_READLINK
|
|
|
8579 {
|
|
|
8580 char_u buf[MAXPATHL + 1];
|
|
|
8581 char_u *cpy;
|
|
|
8582 int len;
|
|
|
8583 char_u *remain = NULL;
|
|
|
8584 char_u *q;
|
|
|
8585 int is_relative_to_current = FALSE;
|
|
|
8586 int has_trailing_pathsep = FALSE;
|
|
|
8587 int limit = 100;
|
|
|
8588
|
|
|
8589 p = vim_strsave(p);
|
|
|
8590
|
|
|
8591 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
8592 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
8593 is_relative_to_current = TRUE;
|
|
|
8594
|
|
|
8595 len = STRLEN(p);
|
|
39
|
8596 if (len > 0 && after_pathsep(p, p + len))
|
|
7
|
8597 has_trailing_pathsep = TRUE;
|
|
|
8598
|
|
|
8599 q = getnextcomp(p);
|
|
|
8600 if (*q != NUL)
|
|
|
8601 {
|
|
|
8602 /* Separate the first path component in "p", and keep the
|
|
|
8603 * remainder (beginning with the path separator). */
|
|
|
8604 remain = vim_strsave(q - 1);
|
|
|
8605 q[-1] = NUL;
|
|
|
8606 }
|
|
|
8607
|
|
|
8608 for (;;)
|
|
|
8609 {
|
|
|
8610 for (;;)
|
|
|
8611 {
|
|
|
8612 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
8613 if (len <= 0)
|
|
|
8614 break;
|
|
|
8615 buf[len] = NUL;
|
|
|
8616
|
|
|
8617 if (limit-- == 0)
|
|
|
8618 {
|
|
|
8619 vim_free(p);
|
|
|
8620 vim_free(remain);
|
|
|
8621 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
71
|
8622 rettv->vval.v_string = NULL;
|
|
7
|
8623 goto fail;
|
|
|
8624 }
|
|
|
8625
|
|
|
8626 /* Ensure that the result will have a trailing path separator
|
|
|
8627 * if the argument has one. */
|
|
|
8628 if (remain == NULL && has_trailing_pathsep)
|
|
|
8629 add_pathsep(buf);
|
|
|
8630
|
|
|
8631 /* Separate the first path component in the link value and
|
|
|
8632 * concatenate the remainders. */
|
|
|
8633 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
8634 if (*q != NUL)
|
|
|
8635 {
|
|
|
8636 if (remain == NULL)
|
|
|
8637 remain = vim_strsave(q - 1);
|
|
|
8638 else
|
|
|
8639 {
|
|
|
8640 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
8641 if (cpy != NULL)
|
|
|
8642 {
|
|
|
8643 STRCAT(cpy, remain);
|
|
|
8644 vim_free(remain);
|
|
|
8645 remain = cpy;
|
|
|
8646 }
|
|
|
8647 }
|
|
|
8648 q[-1] = NUL;
|
|
|
8649 }
|
|
|
8650
|
|
|
8651 q = gettail(p);
|
|
|
8652 if (q > p && *q == NUL)
|
|
|
8653 {
|
|
|
8654 /* Ignore trailing path separator. */
|
|
|
8655 q[-1] = NUL;
|
|
|
8656 q = gettail(p);
|
|
|
8657 }
|
|
|
8658 if (q > p && !mch_isFullName(buf))
|
|
|
8659 {
|
|
|
8660 /* symlink is relative to directory of argument */
|
|
|
8661 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
8662 if (cpy != NULL)
|
|
|
8663 {
|
|
|
8664 STRCPY(cpy, p);
|
|
|
8665 STRCPY(gettail(cpy), buf);
|
|
|
8666 vim_free(p);
|
|
|
8667 p = cpy;
|
|
|
8668 }
|
|
|
8669 }
|
|
|
8670 else
|
|
|
8671 {
|
|
|
8672 vim_free(p);
|
|
|
8673 p = vim_strsave(buf);
|
|
|
8674 }
|
|
|
8675 }
|
|
|
8676
|
|
|
8677 if (remain == NULL)
|
|
|
8678 break;
|
|
|
8679
|
|
|
8680 /* Append the first path component of "remain" to "p". */
|
|
|
8681 q = getnextcomp(remain + 1);
|
|
|
8682 len = q - remain - (*q != NUL);
|
|
|
8683 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
8684 if (cpy != NULL)
|
|
|
8685 {
|
|
|
8686 STRNCAT(cpy, remain, len);
|
|
|
8687 vim_free(p);
|
|
|
8688 p = cpy;
|
|
|
8689 }
|
|
|
8690 /* Shorten "remain". */
|
|
|
8691 if (*q != NUL)
|
|
|
8692 STRCPY(remain, q - 1);
|
|
|
8693 else
|
|
|
8694 {
|
|
|
8695 vim_free(remain);
|
|
|
8696 remain = NULL;
|
|
|
8697 }
|
|
|
8698 }
|
|
|
8699
|
|
|
8700 /* If the result is a relative path name, make it explicitly relative to
|
|
|
8701 * the current directory if and only if the argument had this form. */
|
|
|
8702 if (!vim_ispathsep(*p))
|
|
|
8703 {
|
|
|
8704 if (is_relative_to_current
|
|
|
8705 && *p != NUL
|
|
|
8706 && !(p[0] == '.'
|
|
|
8707 && (p[1] == NUL
|
|
|
8708 || vim_ispathsep(p[1])
|
|
|
8709 || (p[1] == '.'
|
|
|
8710 && (p[2] == NUL
|
|
|
8711 || vim_ispathsep(p[2]))))))
|
|
|
8712 {
|
|
|
8713 /* Prepend "./". */
|
|
|
8714 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
8715 if (cpy != NULL)
|
|
|
8716 {
|
|
|
8717 STRCAT(cpy, p);
|
|
|
8718 vim_free(p);
|
|
|
8719 p = cpy;
|
|
|
8720 }
|
|
|
8721 }
|
|
|
8722 else if (!is_relative_to_current)
|
|
|
8723 {
|
|
|
8724 /* Strip leading "./". */
|
|
|
8725 q = p;
|
|
|
8726 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
8727 q += 2;
|
|
|
8728 if (q > p)
|
|
|
8729 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
8730 }
|
|
|
8731 }
|
|
|
8732
|
|
|
8733 /* Ensure that the result will have no trailing path separator
|
|
|
8734 * if the argument had none. But keep "/" or "//". */
|
|
|
8735 if (!has_trailing_pathsep)
|
|
|
8736 {
|
|
|
8737 q = p + STRLEN(p);
|
|
39
|
8738 if (after_pathsep(p, q))
|
|
|
8739 *gettail_sep(p) = NUL;
|
|
7
|
8740 }
|
|
|
8741
|
|
71
|
8742 rettv->vval.v_string = p;
|
|
7
|
8743 }
|
|
|
8744 # else
|
|
71
|
8745 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
8746 # endif
|
|
|
8747 #endif
|
|
|
8748
|
|
71
|
8749 simplify_filename(rettv->vval.v_string);
|
|
7
|
8750
|
|
|
8751 #ifdef HAVE_READLINK
|
|
|
8752 fail:
|
|
|
8753 #endif
|
|
71
|
8754 rettv->v_type = VAR_STRING;
|
|
7
|
8755 }
|
|
|
8756
|
|
|
8757 /*
|
|
83
|
8758 * "reverse({list})" function
|
|
|
8759 */
|
|
|
8760 static void
|
|
|
8761 f_reverse(argvars, rettv)
|
|
|
8762 typeval *argvars;
|
|
|
8763 typeval *rettv;
|
|
|
8764 {
|
|
|
8765 listvar *l;
|
|
|
8766 listitem *li, *ni;
|
|
|
8767
|
|
|
8768 rettv->vval.v_number = 0;
|
|
|
8769 if (argvars[0].v_type != VAR_LIST)
|
|
|
8770 EMSG2(_(e_listarg), "reverse()");
|
|
|
8771 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
8772 {
|
|
|
8773 li = l->lv_last;
|
|
|
8774 l->lv_first = l->lv_last = li;
|
|
|
8775 while (li != NULL)
|
|
|
8776 {
|
|
|
8777 ni = li->li_prev;
|
|
|
8778 list_append(l, li);
|
|
|
8779 li = ni;
|
|
|
8780 }
|
|
|
8781 rettv->vval.v_list = l;
|
|
|
8782 rettv->v_type = VAR_LIST;
|
|
|
8783 ++l->lv_refcount;
|
|
|
8784 }
|
|
7
|
8785 }
|
|
|
8786
|
|
20
|
8787 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
8788 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
8789 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
8790
|
|
83
|
8791 static int get_search_arg __ARGS((typeval *varp, int *flagsp));
|
|
|
8792
|
|
|
8793 /*
|
|
|
8794 * Get flags for a search function.
|
|
|
8795 * Possibly sets "p_ws".
|
|
|
8796 * Returns BACKWARD, FORWARD or zero (for an error).
|
|
|
8797 */
|
|
|
8798 static int
|
|
|
8799 get_search_arg(varp, flagsp)
|
|
|
8800 typeval *varp;
|
|
|
8801 int *flagsp;
|
|
|
8802 {
|
|
|
8803 int dir = FORWARD;
|
|
|
8804 char_u *flags;
|
|
|
8805 char_u nbuf[NUMBUFLEN];
|
|
|
8806 int mask;
|
|
|
8807
|
|
|
8808 if (varp->v_type != VAR_UNKNOWN)
|
|
|
8809 {
|
|
|
8810 flags = get_tv_string_buf(varp, nbuf);
|
|
|
8811 while (*flags != NUL)
|
|
|
8812 {
|
|
|
8813 switch (*flags)
|
|
|
8814 {
|
|
|
8815 case 'b': dir = BACKWARD; break;
|
|
|
8816 case 'w': p_ws = TRUE; break;
|
|
|
8817 case 'W': p_ws = FALSE; break;
|
|
|
8818 default: mask = 0;
|
|
|
8819 if (flagsp != NULL)
|
|
|
8820 switch (*flags)
|
|
|
8821 {
|
|
|
8822 case 'n': mask = SP_NOMOVE; break;
|
|
|
8823 case 'r': mask = SP_REPEAT; break;
|
|
|
8824 case 'm': mask = SP_RETCOUNT; break;
|
|
|
8825 }
|
|
|
8826 if (mask == 0)
|
|
|
8827 {
|
|
|
8828 EMSG2(_(e_invarg2), flags);
|
|
|
8829 dir = 0;
|
|
|
8830 }
|
|
|
8831 else
|
|
|
8832 *flagsp |= mask;
|
|
|
8833 }
|
|
|
8834 if (dir == 0)
|
|
|
8835 break;
|
|
|
8836 ++flags;
|
|
|
8837 }
|
|
|
8838 }
|
|
|
8839 return dir;
|
|
|
8840 }
|
|
|
8841
|
|
7
|
8842 /*
|
|
|
8843 * "search()" function
|
|
|
8844 */
|
|
|
8845 static void
|
|
71
|
8846 f_search(argvars, rettv)
|
|
|
8847 typeval *argvars;
|
|
|
8848 typeval *rettv;
|
|
7
|
8849 {
|
|
|
8850 char_u *pat;
|
|
|
8851 pos_T pos;
|
|
20
|
8852 pos_T save_cursor;
|
|
7
|
8853 int save_p_ws = p_ws;
|
|
|
8854 int dir;
|
|
20
|
8855 int flags = 0;
|
|
|
8856
|
|
71
|
8857 rettv->vval.v_number = 0; /* default: FAIL */
|
|
|
8858
|
|
|
8859 pat = get_tv_string(&argvars[0]);
|
|
20
|
8860 dir = get_search_arg(&argvars[1], &flags); /* may set p_ws */
|
|
|
8861 if (dir == 0)
|
|
|
8862 goto theend;
|
|
|
8863 if ((flags & ~SP_NOMOVE) != 0)
|
|
|
8864 {
|
|
71
|
8865 EMSG2(_(e_invarg2), get_tv_string(&argvars[1]));
|
|
20
|
8866 goto theend;
|
|
|
8867 }
|
|
|
8868
|
|
|
8869 pos = save_cursor = curwin->w_cursor;
|
|
7
|
8870 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
8871 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
8872 {
|
|
71
|
8873 rettv->vval.v_number = pos.lnum;
|
|
7
|
8874 curwin->w_cursor = pos;
|
|
|
8875 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
8876 * correct that here */
|
|
|
8877 check_cursor();
|
|
|
8878 }
|
|
20
|
8879
|
|
|
8880 /* If 'n' flag is used: restore cursor position. */
|
|
|
8881 if (flags & SP_NOMOVE)
|
|
|
8882 curwin->w_cursor = save_cursor;
|
|
|
8883 theend:
|
|
7
|
8884 p_ws = save_p_ws;
|
|
|
8885 }
|
|
|
8886
|
|
|
8887 /*
|
|
|
8888 * "searchpair()" function
|
|
|
8889 */
|
|
|
8890 static void
|
|
71
|
8891 f_searchpair(argvars, rettv)
|
|
|
8892 typeval *argvars;
|
|
|
8893 typeval *rettv;
|
|
7
|
8894 {
|
|
|
8895 char_u *spat, *mpat, *epat;
|
|
|
8896 char_u *skip;
|
|
|
8897 char_u *pat, *pat2, *pat3;
|
|
|
8898 pos_T pos;
|
|
|
8899 pos_T firstpos;
|
|
|
8900 pos_T save_cursor;
|
|
|
8901 pos_T save_pos;
|
|
|
8902 int save_p_ws = p_ws;
|
|
|
8903 char_u *save_cpo;
|
|
|
8904 int dir;
|
|
|
8905 int flags = 0;
|
|
|
8906 char_u nbuf1[NUMBUFLEN];
|
|
|
8907 char_u nbuf2[NUMBUFLEN];
|
|
|
8908 char_u nbuf3[NUMBUFLEN];
|
|
|
8909 int n;
|
|
|
8910 int r;
|
|
|
8911 int nest = 1;
|
|
|
8912 int err;
|
|
|
8913
|
|
71
|
8914 rettv->vval.v_number = 0; /* default: FAIL */
|
|
7
|
8915
|
|
|
8916 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
8917 save_cpo = p_cpo;
|
|
|
8918 p_cpo = (char_u *)"";
|
|
|
8919
|
|
|
8920 /* Get the three pattern arguments: start, middle, end. */
|
|
71
|
8921 spat = get_tv_string(&argvars[0]);
|
|
|
8922 mpat = get_tv_string_buf(&argvars[1], nbuf1);
|
|
|
8923 epat = get_tv_string_buf(&argvars[2], nbuf2);
|
|
7
|
8924
|
|
|
8925 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
8926 * start/middle/end (pat3, for the top pair). */
|
|
|
8927 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
8928 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
8929 if (pat2 == NULL || pat3 == NULL)
|
|
|
8930 goto theend;
|
|
|
8931 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
8932 if (*mpat == NUL)
|
|
|
8933 STRCPY(pat3, pat2);
|
|
|
8934 else
|
|
|
8935 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
8936 spat, epat, mpat);
|
|
|
8937
|
|
|
8938 /* Handle the optional fourth argument: flags */
|
|
|
8939 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
20
|
8940 if (dir == 0)
|
|
|
8941 goto theend;
|
|
7
|
8942
|
|
|
8943 /* Optional fifth argument: skip expresion */
|
|
56
|
8944 if (argvars[3].v_type == VAR_UNKNOWN
|
|
|
8945 || argvars[4].v_type == VAR_UNKNOWN)
|
|
7
|
8946 skip = (char_u *)"";
|
|
|
8947 else
|
|
71
|
8948 skip = get_tv_string_buf(&argvars[4], nbuf3);
|
|
7
|
8949
|
|
|
8950 save_cursor = curwin->w_cursor;
|
|
|
8951 pos = curwin->w_cursor;
|
|
|
8952 firstpos.lnum = 0;
|
|
|
8953 pat = pat3;
|
|
|
8954 for (;;)
|
|
|
8955 {
|
|
|
8956 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
8957 SEARCH_KEEP, RE_SEARCH);
|
|
|
8958 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
8959 /* didn't find it or found the first match again: FAIL */
|
|
|
8960 break;
|
|
|
8961
|
|
|
8962 if (firstpos.lnum == 0)
|
|
|
8963 firstpos = pos;
|
|
|
8964
|
|
|
8965 /* If the skip pattern matches, ignore this match. */
|
|
|
8966 if (*skip != NUL)
|
|
|
8967 {
|
|
|
8968 save_pos = curwin->w_cursor;
|
|
|
8969 curwin->w_cursor = pos;
|
|
|
8970 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
8971 curwin->w_cursor = save_pos;
|
|
|
8972 if (err)
|
|
|
8973 {
|
|
|
8974 /* Evaluating {skip} caused an error, break here. */
|
|
|
8975 curwin->w_cursor = save_cursor;
|
|
71
|
8976 rettv->vval.v_number = -1;
|
|
7
|
8977 break;
|
|
|
8978 }
|
|
|
8979 if (r)
|
|
|
8980 continue;
|
|
|
8981 }
|
|
|
8982
|
|
|
8983 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
8984 {
|
|
|
8985 /* Found end when searching backwards or start when searching
|
|
|
8986 * forward: nested pair. */
|
|
|
8987 ++nest;
|
|
|
8988 pat = pat2; /* nested, don't search for middle */
|
|
|
8989 }
|
|
|
8990 else
|
|
|
8991 {
|
|
|
8992 /* Found end when searching forward or start when searching
|
|
|
8993 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
8994 if (--nest == 1)
|
|
|
8995 pat = pat3; /* outer level, search for middle */
|
|
|
8996 }
|
|
|
8997
|
|
|
8998 if (nest == 0)
|
|
|
8999 {
|
|
|
9000 /* Found the match: return matchcount or line number. */
|
|
|
9001 if (flags & SP_RETCOUNT)
|
|
71
|
9002 ++rettv->vval.v_number;
|
|
7
|
9003 else
|
|
71
|
9004 rettv->vval.v_number = pos.lnum;
|
|
7
|
9005 curwin->w_cursor = pos;
|
|
|
9006 if (!(flags & SP_REPEAT))
|
|
|
9007 break;
|
|
|
9008 nest = 1; /* search for next unmatched */
|
|
|
9009 }
|
|
|
9010 }
|
|
|
9011
|
|
|
9012 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
71
|
9013 if ((flags & SP_NOMOVE) || rettv->vval.v_number == 0)
|
|
7
|
9014 curwin->w_cursor = save_cursor;
|
|
|
9015
|
|
|
9016 theend:
|
|
|
9017 vim_free(pat2);
|
|
|
9018 vim_free(pat3);
|
|
|
9019 p_ws = save_p_ws;
|
|
|
9020 p_cpo = save_cpo;
|
|
|
9021 }
|
|
|
9022
|
|
83
|
9023 /*ARGSUSED*/
|
|
|
9024 static void
|
|
|
9025 f_server2client(argvars, rettv)
|
|
|
9026 typeval *argvars;
|
|
|
9027 typeval *rettv;
|
|
|
9028 {
|
|
|
9029 #ifdef FEAT_CLIENTSERVER
|
|
|
9030 char_u buf[NUMBUFLEN];
|
|
|
9031 char_u *server = get_tv_string(&argvars[0]);
|
|
|
9032 char_u *reply = get_tv_string_buf(&argvars[1], buf);
|
|
|
9033
|
|
|
9034 rettv->vval.v_number = -1;
|
|
|
9035 if (check_restricted() || check_secure())
|
|
|
9036 return;
|
|
|
9037 # ifdef FEAT_X11
|
|
|
9038 if (check_connection() == FAIL)
|
|
|
9039 return;
|
|
|
9040 # endif
|
|
|
9041
|
|
|
9042 if (serverSendReply(server, reply) < 0)
|
|
|
9043 {
|
|
|
9044 EMSG(_("E258: Unable to send to client"));
|
|
|
9045 return;
|
|
|
9046 }
|
|
|
9047 rettv->vval.v_number = 0;
|
|
|
9048 #else
|
|
|
9049 rettv->vval.v_number = -1;
|
|
|
9050 #endif
|
|
|
9051 }
|
|
|
9052
|
|
|
9053 /*ARGSUSED*/
|
|
|
9054 static void
|
|
|
9055 f_serverlist(argvars, rettv)
|
|
|
9056 typeval *argvars;
|
|
|
9057 typeval *rettv;
|
|
|
9058 {
|
|
|
9059 char_u *r = NULL;
|
|
|
9060
|
|
|
9061 #ifdef FEAT_CLIENTSERVER
|
|
|
9062 # ifdef WIN32
|
|
|
9063 r = serverGetVimNames();
|
|
|
9064 # else
|
|
|
9065 make_connection();
|
|
|
9066 if (X_DISPLAY != NULL)
|
|
|
9067 r = serverGetVimNames(X_DISPLAY);
|
|
|
9068 # endif
|
|
|
9069 #endif
|
|
|
9070 rettv->v_type = VAR_STRING;
|
|
|
9071 rettv->vval.v_string = r;
|
|
7
|
9072 }
|
|
|
9073
|
|
|
9074 /*
|
|
|
9075 * "setbufvar()" function
|
|
|
9076 */
|
|
|
9077 /*ARGSUSED*/
|
|
|
9078 static void
|
|
71
|
9079 f_setbufvar(argvars, rettv)
|
|
|
9080 typeval *argvars;
|
|
|
9081 typeval *rettv;
|
|
7
|
9082 {
|
|
|
9083 buf_T *buf;
|
|
|
9084 #ifdef FEAT_AUTOCMD
|
|
|
9085 aco_save_T aco;
|
|
|
9086 #else
|
|
|
9087 buf_T *save_curbuf;
|
|
|
9088 #endif
|
|
|
9089 char_u *varname, *bufvarname;
|
|
56
|
9090 typeval *varp;
|
|
7
|
9091 char_u nbuf[NUMBUFLEN];
|
|
|
9092
|
|
|
9093 if (check_restricted() || check_secure())
|
|
|
9094 return;
|
|
|
9095 ++emsg_off;
|
|
71
|
9096 buf = get_buf_tv(&argvars[0]);
|
|
|
9097 varname = get_tv_string(&argvars[1]);
|
|
7
|
9098 varp = &argvars[2];
|
|
|
9099
|
|
|
9100 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
9101 {
|
|
|
9102 /* set curbuf to be our buf, temporarily */
|
|
|
9103 #ifdef FEAT_AUTOCMD
|
|
|
9104 aucmd_prepbuf(&aco, buf);
|
|
|
9105 #else
|
|
|
9106 save_curbuf = curbuf;
|
|
|
9107 curbuf = buf;
|
|
|
9108 #endif
|
|
|
9109
|
|
|
9110 if (*varname == '&')
|
|
|
9111 {
|
|
|
9112 ++varname;
|
|
71
|
9113 set_option_value(varname, get_tv_number(varp),
|
|
|
9114 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
9115 }
|
|
|
9116 else
|
|
|
9117 {
|
|
|
9118 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
9119 if (bufvarname != NULL)
|
|
|
9120 {
|
|
|
9121 STRCPY(bufvarname, "b:");
|
|
|
9122 STRCPY(bufvarname + 2, varname);
|
|
51
|
9123 set_var(bufvarname, varp, TRUE);
|
|
7
|
9124 vim_free(bufvarname);
|
|
|
9125 }
|
|
|
9126 }
|
|
|
9127
|
|
|
9128 /* reset notion of buffer */
|
|
|
9129 #ifdef FEAT_AUTOCMD
|
|
|
9130 aucmd_restbuf(&aco);
|
|
|
9131 #else
|
|
|
9132 curbuf = save_curbuf;
|
|
|
9133 #endif
|
|
|
9134 }
|
|
|
9135 --emsg_off;
|
|
|
9136 }
|
|
|
9137
|
|
|
9138 /*
|
|
|
9139 * "setcmdpos()" function
|
|
|
9140 */
|
|
|
9141 static void
|
|
71
|
9142 f_setcmdpos(argvars, rettv)
|
|
|
9143 typeval *argvars;
|
|
|
9144 typeval *rettv;
|
|
|
9145 {
|
|
|
9146 rettv->vval.v_number = set_cmdline_pos(
|
|
|
9147 (int)get_tv_number(&argvars[0]) - 1);
|
|
7
|
9148 }
|
|
|
9149
|
|
|
9150 /*
|
|
|
9151 * "setline()" function
|
|
|
9152 */
|
|
|
9153 static void
|
|
71
|
9154 f_setline(argvars, rettv)
|
|
|
9155 typeval *argvars;
|
|
|
9156 typeval *rettv;
|
|
7
|
9157 {
|
|
|
9158 linenr_T lnum;
|
|
|
9159 char_u *line;
|
|
|
9160
|
|
71
|
9161 lnum = get_tv_lnum(argvars);
|
|
|
9162 line = get_tv_string(&argvars[1]);
|
|
|
9163 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
9164
|
|
|
9165 if (lnum >= 1
|
|
|
9166 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
9167 && u_savesub(lnum) == OK
|
|
|
9168 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
9169 {
|
|
|
9170 changed_bytes(lnum, 0);
|
|
|
9171 check_cursor_col();
|
|
71
|
9172 rettv->vval.v_number = 0;
|
|
7
|
9173 }
|
|
|
9174 }
|
|
|
9175
|
|
|
9176 /*
|
|
|
9177 * "setreg()" function
|
|
|
9178 */
|
|
|
9179 static void
|
|
71
|
9180 f_setreg(argvars, rettv)
|
|
|
9181 typeval *argvars;
|
|
|
9182 typeval *rettv;
|
|
7
|
9183 {
|
|
|
9184 int regname;
|
|
|
9185 char_u *strregname;
|
|
|
9186 char_u *stropt;
|
|
|
9187 int append;
|
|
|
9188 char_u yank_type;
|
|
|
9189 long block_len;
|
|
|
9190
|
|
|
9191 block_len = -1;
|
|
|
9192 yank_type = MAUTO;
|
|
|
9193 append = FALSE;
|
|
|
9194
|
|
71
|
9195 strregname = get_tv_string(argvars);
|
|
|
9196 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
9197
|
|
|
9198 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
9199 if (regname == 0 || regname == '@')
|
|
|
9200 regname = '"';
|
|
|
9201 else if (regname == '=')
|
|
|
9202 return;
|
|
|
9203
|
|
56
|
9204 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
9205 {
|
|
71
|
9206 for (stropt = get_tv_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
7
|
9207 switch (*stropt)
|
|
|
9208 {
|
|
|
9209 case 'a': case 'A': /* append */
|
|
|
9210 append = TRUE;
|
|
|
9211 break;
|
|
|
9212 case 'v': case 'c': /* character-wise selection */
|
|
|
9213 yank_type = MCHAR;
|
|
|
9214 break;
|
|
|
9215 case 'V': case 'l': /* line-wise selection */
|
|
|
9216 yank_type = MLINE;
|
|
|
9217 break;
|
|
|
9218 #ifdef FEAT_VISUAL
|
|
|
9219 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
9220 yank_type = MBLOCK;
|
|
|
9221 if (VIM_ISDIGIT(stropt[1]))
|
|
|
9222 {
|
|
|
9223 ++stropt;
|
|
|
9224 block_len = getdigits(&stropt) - 1;
|
|
|
9225 --stropt;
|
|
|
9226 }
|
|
|
9227 break;
|
|
|
9228 #endif
|
|
|
9229 }
|
|
|
9230 }
|
|
|
9231
|
|
71
|
9232 write_reg_contents_ex(regname, get_tv_string(&argvars[1]), -1,
|
|
7
|
9233 append, yank_type, block_len);
|
|
71
|
9234 rettv->vval.v_number = 0;
|
|
7
|
9235 }
|
|
|
9236
|
|
|
9237
|
|
|
9238 /*
|
|
|
9239 * "setwinvar(expr)" function
|
|
|
9240 */
|
|
|
9241 /*ARGSUSED*/
|
|
|
9242 static void
|
|
71
|
9243 f_setwinvar(argvars, rettv)
|
|
|
9244 typeval *argvars;
|
|
|
9245 typeval *rettv;
|
|
7
|
9246 {
|
|
|
9247 win_T *win;
|
|
|
9248 #ifdef FEAT_WINDOWS
|
|
|
9249 win_T *save_curwin;
|
|
|
9250 #endif
|
|
|
9251 char_u *varname, *winvarname;
|
|
56
|
9252 typeval *varp;
|
|
7
|
9253 char_u nbuf[NUMBUFLEN];
|
|
|
9254
|
|
|
9255 if (check_restricted() || check_secure())
|
|
|
9256 return;
|
|
|
9257 ++emsg_off;
|
|
|
9258 win = find_win_by_nr(&argvars[0]);
|
|
71
|
9259 varname = get_tv_string(&argvars[1]);
|
|
7
|
9260 varp = &argvars[2];
|
|
|
9261
|
|
|
9262 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
9263 {
|
|
|
9264 #ifdef FEAT_WINDOWS
|
|
|
9265 /* set curwin to be our win, temporarily */
|
|
|
9266 save_curwin = curwin;
|
|
|
9267 curwin = win;
|
|
|
9268 curbuf = curwin->w_buffer;
|
|
|
9269 #endif
|
|
|
9270
|
|
|
9271 if (*varname == '&')
|
|
|
9272 {
|
|
|
9273 ++varname;
|
|
71
|
9274 set_option_value(varname, get_tv_number(varp),
|
|
|
9275 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
9276 }
|
|
|
9277 else
|
|
|
9278 {
|
|
|
9279 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
9280 if (winvarname != NULL)
|
|
|
9281 {
|
|
|
9282 STRCPY(winvarname, "w:");
|
|
|
9283 STRCPY(winvarname + 2, varname);
|
|
51
|
9284 set_var(winvarname, varp, TRUE);
|
|
7
|
9285 vim_free(winvarname);
|
|
|
9286 }
|
|
|
9287 }
|
|
|
9288
|
|
|
9289 #ifdef FEAT_WINDOWS
|
|
|
9290 /* Restore current window, if it's still valid (autocomands can make
|
|
|
9291 * it invalid). */
|
|
|
9292 if (win_valid(save_curwin))
|
|
|
9293 {
|
|
|
9294 curwin = save_curwin;
|
|
|
9295 curbuf = curwin->w_buffer;
|
|
|
9296 }
|
|
|
9297 #endif
|
|
|
9298 }
|
|
|
9299 --emsg_off;
|
|
|
9300 }
|
|
|
9301
|
|
|
9302 /*
|
|
83
|
9303 * "simplify()" function
|
|
|
9304 */
|
|
|
9305 static void
|
|
|
9306 f_simplify(argvars, rettv)
|
|
|
9307 typeval *argvars;
|
|
|
9308 typeval *rettv;
|
|
|
9309 {
|
|
|
9310 char_u *p;
|
|
|
9311
|
|
|
9312 p = get_tv_string(&argvars[0]);
|
|
|
9313 rettv->vval.v_string = vim_strsave(p);
|
|
|
9314 simplify_filename(rettv->vval.v_string); /* simplify in place */
|
|
|
9315 rettv->v_type = VAR_STRING;
|
|
|
9316 }
|
|
|
9317
|
|
|
9318 static int
|
|
|
9319 #ifdef __BORLANDC__
|
|
|
9320 _RTLENTRYF
|
|
|
9321 #endif
|
|
|
9322 item_compare __ARGS((const void *s1, const void *s2));
|
|
|
9323 static int
|
|
|
9324 #ifdef __BORLANDC__
|
|
|
9325 _RTLENTRYF
|
|
|
9326 #endif
|
|
|
9327 item_compare2 __ARGS((const void *s1, const void *s2));
|
|
|
9328
|
|
|
9329 static int item_compare_ic;
|
|
|
9330 static char_u *item_compare_func;
|
|
|
9331 #define ITEM_COMPARE_FAIL 999
|
|
|
9332
|
|
|
9333 /*
|
|
|
9334 * Compare functions for f_sort() below.
|
|
|
9335 */
|
|
|
9336 static int
|
|
|
9337 #ifdef __BORLANDC__
|
|
|
9338 _RTLENTRYF
|
|
|
9339 #endif
|
|
|
9340 item_compare(s1, s2)
|
|
|
9341 const void *s1;
|
|
|
9342 const void *s2;
|
|
|
9343 {
|
|
|
9344 char_u *p1, *p2;
|
|
|
9345 char_u *tofree1, *tofree2;
|
|
|
9346 int res;
|
|
|
9347 char_u numbuf1[NUMBUFLEN];
|
|
|
9348 char_u numbuf2[NUMBUFLEN];
|
|
|
9349
|
|
|
9350 p1 = tv2string(&(*(listitem **)s1)->li_tv, &tofree1, numbuf1);
|
|
|
9351 p2 = tv2string(&(*(listitem **)s2)->li_tv, &tofree2, numbuf2);
|
|
|
9352 if (item_compare_ic)
|
|
|
9353 res = STRICMP(p1, p2);
|
|
|
9354 else
|
|
|
9355 res = STRCMP(p1, p2);
|
|
|
9356 vim_free(tofree1);
|
|
|
9357 vim_free(tofree2);
|
|
|
9358 return res;
|
|
7
|
9359 }
|
|
|
9360
|
|
|
9361 static int
|
|
83
|
9362 #ifdef __BORLANDC__
|
|
|
9363 _RTLENTRYF
|
|
|
9364 #endif
|
|
|
9365 item_compare2(s1, s2)
|
|
|
9366 const void *s1;
|
|
|
9367 const void *s2;
|
|
|
9368 {
|
|
|
9369 int res;
|
|
|
9370 typeval rettv;
|
|
|
9371 typeval argv[2];
|
|
|
9372 int dummy;
|
|
|
9373
|
|
|
9374 /* copy the values (is this really needed?) */
|
|
|
9375 copy_tv(&(*(listitem **)s1)->li_tv, &argv[0]);
|
|
|
9376 copy_tv(&(*(listitem **)s2)->li_tv, &argv[1]);
|
|
|
9377
|
|
|
9378 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
|
9379 res = call_func(item_compare_func, STRLEN(item_compare_func),
|
|
|
9380 &rettv, 2, argv, 0L, 0L, &dummy, TRUE);
|
|
|
9381 clear_tv(&argv[0]);
|
|
|
9382 clear_tv(&argv[1]);
|
|
|
9383
|
|
|
9384 if (res == FAIL)
|
|
|
9385 res = ITEM_COMPARE_FAIL;
|
|
|
9386 else
|
|
|
9387 res = get_tv_number(&rettv);
|
|
|
9388 clear_tv(&rettv);
|
|
|
9389 return res;
|
|
|
9390 }
|
|
|
9391
|
|
|
9392 /*
|
|
|
9393 * "sort({list})" function
|
|
|
9394 */
|
|
|
9395 static void
|
|
|
9396 f_sort(argvars, rettv)
|
|
|
9397 typeval *argvars;
|
|
|
9398 typeval *rettv;
|
|
|
9399 {
|
|
|
9400 listvar *l;
|
|
|
9401 listitem *li;
|
|
|
9402 listitem **ptrs;
|
|
|
9403 long len;
|
|
|
9404 long i;
|
|
|
9405
|
|
71
|
9406 rettv->vval.v_number = 0;
|
|
83
|
9407 if (argvars[0].v_type != VAR_LIST)
|
|
|
9408 EMSG2(_(e_listarg), "sort()");
|
|
|
9409 else
|
|
|
9410 {
|
|
|
9411 l = argvars[0].vval.v_list;
|
|
|
9412 if (l == NULL)
|
|
|
9413 return;
|
|
|
9414 rettv->vval.v_list = l;
|
|
|
9415 rettv->v_type = VAR_LIST;
|
|
|
9416 ++l->lv_refcount;
|
|
|
9417
|
|
|
9418 len = list_len(l);
|
|
|
9419 if (len <= 1)
|
|
|
9420 return; /* short list sorts pretty quickly */
|
|
|
9421
|
|
|
9422 item_compare_ic = FALSE;
|
|
|
9423 item_compare_func = NULL;
|
|
|
9424 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
9425 {
|
|
|
9426 if (argvars[1].v_type == VAR_FUNC)
|
|
|
9427 item_compare_func = argvars[0].vval.v_string;
|
|
|
9428 else
|
|
|
9429 {
|
|
|
9430 i = get_tv_number(&argvars[1]);
|
|
|
9431 if (i == 1)
|
|
|
9432 item_compare_ic = TRUE;
|
|
|
9433 else
|
|
|
9434 item_compare_func = get_tv_string(&argvars[1]);
|
|
|
9435 }
|
|
|
9436 }
|
|
|
9437
|
|
|
9438 /* Make an array with each entry pointing to an item in the List. */
|
|
|
9439 ptrs = (listitem **)alloc((int)(len * sizeof(listitem *)));
|
|
|
9440 if (ptrs == NULL)
|
|
|
9441 return;
|
|
|
9442 i = 0;
|
|
|
9443 for (li = l->lv_first; li != NULL; li = li->li_next)
|
|
|
9444 ptrs[i++] = li;
|
|
|
9445
|
|
|
9446 /* test the compare function */
|
|
|
9447 if (item_compare_func != NULL
|
|
|
9448 && item_compare2((void *)&ptrs[0], (void *)&ptrs[1])
|
|
|
9449 == ITEM_COMPARE_FAIL)
|
|
86
|
9450 EMSG(_("E702: Sort compare function failed"));
|
|
83
|
9451 else
|
|
|
9452 {
|
|
|
9453 /* Sort the array with item pointers. */
|
|
|
9454 qsort((void *)ptrs, (size_t)len, sizeof(listitem *),
|
|
|
9455 item_compare_func == NULL ? item_compare : item_compare2);
|
|
|
9456
|
|
|
9457 /* Clear the List and append the items in the sorted order. */
|
|
|
9458 l->lv_first = l->lv_last = NULL;
|
|
|
9459 for (i = 0; i < len; ++i)
|
|
|
9460 list_append(l, ptrs[i]);
|
|
|
9461 }
|
|
|
9462
|
|
|
9463 vim_free(ptrs);
|
|
|
9464 }
|
|
|
9465 }
|
|
|
9466
|
|
|
9467 static void
|
|
|
9468 f_str2list(argvars, rettv)
|
|
|
9469 typeval *argvars;
|
|
|
9470 typeval *rettv;
|
|
|
9471 {
|
|
|
9472 char_u *str;
|
|
|
9473 char_u *end;
|
|
|
9474 char_u *pat;
|
|
|
9475 regmatch_T regmatch;
|
|
|
9476 char_u patbuf[NUMBUFLEN];
|
|
|
9477 char_u *save_cpo;
|
|
|
9478 int match;
|
|
|
9479 listitem *ni;
|
|
|
9480 listvar *l;
|
|
|
9481 colnr_T col = 0;
|
|
|
9482
|
|
|
9483 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
9484 save_cpo = p_cpo;
|
|
|
9485 p_cpo = (char_u *)"";
|
|
|
9486
|
|
|
9487 str = get_tv_string(&argvars[0]);
|
|
|
9488 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
|
9489 pat = (char_u *)"[\\x01- ]\\+";
|
|
|
9490 else
|
|
|
9491 pat = get_tv_string_buf(&argvars[1], patbuf);
|
|
|
9492
|
|
|
9493 l = list_alloc();
|
|
|
9494 if (l == NULL)
|
|
7
|
9495 return;
|
|
83
|
9496 rettv->v_type = VAR_LIST;
|
|
|
9497 rettv->vval.v_list = l;
|
|
|
9498 ++l->lv_refcount;
|
|
|
9499
|
|
|
9500 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
9501 if (regmatch.regprog != NULL)
|
|
|
9502 {
|
|
|
9503 regmatch.rm_ic = FALSE;
|
|
|
9504 while (*str != NUL)
|
|
|
9505 {
|
|
|
9506 match = vim_regexec_nl(®match, str, col);
|
|
|
9507 if (match)
|
|
|
9508 end = regmatch.startp[0];
|
|
|
9509 else
|
|
|
9510 end = str + STRLEN(str);
|
|
|
9511 if (end > str)
|
|
|
9512 {
|
|
|
9513 ni = listitem_alloc();
|
|
|
9514 if (ni == NULL)
|
|
|
9515 break;
|
|
|
9516 ni->li_tv.v_type = VAR_STRING;
|
|
|
9517 ni->li_tv.vval.v_string = vim_strnsave(str, end - str);
|
|
|
9518 list_append(l, ni);
|
|
|
9519 }
|
|
|
9520 if (!match)
|
|
|
9521 break;
|
|
|
9522 /* Advance to just after the match. */
|
|
|
9523 if (regmatch.endp[0] > str)
|
|
|
9524 col = 0;
|
|
|
9525 else
|
|
|
9526 {
|
|
|
9527 /* Don't get stuck at the same match. */
|
|
|
9528 #ifdef FEAT_MBYTE
|
|
|
9529 col = mb_ptr2len_check(regmatch.endp[0]);
|
|
7
|
9530 #else
|
|
83
|
9531 col = 1;
|
|
|
9532 #endif
|
|
|
9533 }
|
|
|
9534 str = regmatch.endp[0];
|
|
|
9535 }
|
|
|
9536
|
|
|
9537 vim_free(regmatch.regprog);
|
|
|
9538 }
|
|
|
9539
|
|
|
9540 p_cpo = save_cpo;
|
|
7
|
9541 }
|
|
|
9542
|
|
|
9543 #ifdef HAVE_STRFTIME
|
|
|
9544 /*
|
|
|
9545 * "strftime({format}[, {time}])" function
|
|
|
9546 */
|
|
|
9547 static void
|
|
71
|
9548 f_strftime(argvars, rettv)
|
|
|
9549 typeval *argvars;
|
|
|
9550 typeval *rettv;
|
|
7
|
9551 {
|
|
|
9552 char_u result_buf[256];
|
|
|
9553 struct tm *curtime;
|
|
|
9554 time_t seconds;
|
|
|
9555 char_u *p;
|
|
|
9556
|
|
71
|
9557 rettv->v_type = VAR_STRING;
|
|
|
9558
|
|
|
9559 p = get_tv_string(&argvars[0]);
|
|
56
|
9560 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
9561 seconds = time(NULL);
|
|
|
9562 else
|
|
71
|
9563 seconds = (time_t)get_tv_number(&argvars[1]);
|
|
7
|
9564 curtime = localtime(&seconds);
|
|
|
9565 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
9566 if (curtime == NULL)
|
|
71
|
9567 rettv->vval.v_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
7
|
9568 else
|
|
|
9569 {
|
|
|
9570 # ifdef FEAT_MBYTE
|
|
|
9571 vimconv_T conv;
|
|
|
9572 char_u *enc;
|
|
|
9573
|
|
|
9574 conv.vc_type = CONV_NONE;
|
|
|
9575 enc = enc_locale();
|
|
|
9576 convert_setup(&conv, p_enc, enc);
|
|
|
9577 if (conv.vc_type != CONV_NONE)
|
|
|
9578 p = string_convert(&conv, p, NULL);
|
|
|
9579 # endif
|
|
|
9580 if (p != NULL)
|
|
|
9581 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
9582 (char *)p, curtime);
|
|
|
9583 else
|
|
|
9584 result_buf[0] = NUL;
|
|
|
9585
|
|
|
9586 # ifdef FEAT_MBYTE
|
|
|
9587 if (conv.vc_type != CONV_NONE)
|
|
|
9588 vim_free(p);
|
|
|
9589 convert_setup(&conv, enc, p_enc);
|
|
|
9590 if (conv.vc_type != CONV_NONE)
|
|
71
|
9591 rettv->vval.v_string = string_convert(&conv, result_buf, NULL);
|
|
7
|
9592 else
|
|
|
9593 # endif
|
|
71
|
9594 rettv->vval.v_string = vim_strsave(result_buf);
|
|
7
|
9595
|
|
|
9596 # ifdef FEAT_MBYTE
|
|
|
9597 /* Release conversion descriptors */
|
|
|
9598 convert_setup(&conv, NULL, NULL);
|
|
|
9599 vim_free(enc);
|
|
|
9600 # endif
|
|
|
9601 }
|
|
|
9602 }
|
|
|
9603 #endif
|
|
|
9604
|
|
|
9605 /*
|
|
|
9606 * "stridx()" function
|
|
|
9607 */
|
|
|
9608 static void
|
|
71
|
9609 f_stridx(argvars, rettv)
|
|
|
9610 typeval *argvars;
|
|
|
9611 typeval *rettv;
|
|
7
|
9612 {
|
|
|
9613 char_u buf[NUMBUFLEN];
|
|
|
9614 char_u *needle;
|
|
|
9615 char_u *haystack;
|
|
|
9616 char_u *pos;
|
|
|
9617
|
|
71
|
9618 needle = get_tv_string(&argvars[1]);
|
|
|
9619 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
7
|
9620 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
9621
|
|
|
9622 if (pos == NULL)
|
|
71
|
9623 rettv->vval.v_number = -1;
|
|
|
9624 else
|
|
|
9625 rettv->vval.v_number = (varnumber_T) (pos - haystack);
|
|
7
|
9626 }
|
|
|
9627
|
|
|
9628 /*
|
|
56
|
9629 * "string()" function
|
|
|
9630 */
|
|
|
9631 static void
|
|
71
|
9632 f_string(argvars, rettv)
|
|
|
9633 typeval *argvars;
|
|
|
9634 typeval *rettv;
|
|
56
|
9635 {
|
|
|
9636 char_u *tofree;
|
|
80
|
9637 char_u numbuf[NUMBUFLEN];
|
|
56
|
9638
|
|
71
|
9639 rettv->v_type = VAR_STRING;
|
|
80
|
9640 rettv->vval.v_string = tv2string(&argvars[0], &tofree, numbuf);
|
|
56
|
9641 if (tofree == NULL)
|
|
71
|
9642 rettv->vval.v_string = vim_strsave(rettv->vval.v_string);
|
|
7
|
9643 }
|
|
|
9644
|
|
|
9645 /*
|
|
|
9646 * "strlen()" function
|
|
|
9647 */
|
|
|
9648 static void
|
|
71
|
9649 f_strlen(argvars, rettv)
|
|
|
9650 typeval *argvars;
|
|
|
9651 typeval *rettv;
|
|
|
9652 {
|
|
|
9653 rettv->vval.v_number = (varnumber_T)(STRLEN(
|
|
|
9654 get_tv_string(&argvars[0])));
|
|
7
|
9655 }
|
|
|
9656
|
|
|
9657 /*
|
|
|
9658 * "strpart()" function
|
|
|
9659 */
|
|
|
9660 static void
|
|
71
|
9661 f_strpart(argvars, rettv)
|
|
|
9662 typeval *argvars;
|
|
|
9663 typeval *rettv;
|
|
7
|
9664 {
|
|
|
9665 char_u *p;
|
|
|
9666 int n;
|
|
|
9667 int len;
|
|
|
9668 int slen;
|
|
|
9669
|
|
71
|
9670 p = get_tv_string(&argvars[0]);
|
|
7
|
9671 slen = (int)STRLEN(p);
|
|
|
9672
|
|
71
|
9673 n = get_tv_number(&argvars[1]);
|
|
56
|
9674 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
9675 len = get_tv_number(&argvars[2]);
|
|
7
|
9676 else
|
|
|
9677 len = slen - n; /* default len: all bytes that are available. */
|
|
|
9678
|
|
|
9679 /*
|
|
|
9680 * Only return the overlap between the specified part and the actual
|
|
|
9681 * string.
|
|
|
9682 */
|
|
|
9683 if (n < 0)
|
|
|
9684 {
|
|
|
9685 len += n;
|
|
|
9686 n = 0;
|
|
|
9687 }
|
|
|
9688 else if (n > slen)
|
|
|
9689 n = slen;
|
|
|
9690 if (len < 0)
|
|
|
9691 len = 0;
|
|
|
9692 else if (n + len > slen)
|
|
|
9693 len = slen - n;
|
|
|
9694
|
|
71
|
9695 rettv->v_type = VAR_STRING;
|
|
|
9696 rettv->vval.v_string = vim_strnsave(p + n, len);
|
|
7
|
9697 }
|
|
|
9698
|
|
|
9699 /*
|
|
83
|
9700 * "strridx()" function
|
|
|
9701 */
|
|
|
9702 static void
|
|
|
9703 f_strridx(argvars, rettv)
|
|
|
9704 typeval *argvars;
|
|
|
9705 typeval *rettv;
|
|
|
9706 {
|
|
|
9707 char_u buf[NUMBUFLEN];
|
|
|
9708 char_u *needle;
|
|
|
9709 char_u *haystack;
|
|
|
9710 char_u *rest;
|
|
|
9711 char_u *lastmatch = NULL;
|
|
|
9712
|
|
|
9713 needle = get_tv_string(&argvars[1]);
|
|
|
9714 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
|
9715 if (*needle == NUL)
|
|
|
9716 /* Empty string matches past the end. */
|
|
|
9717 lastmatch = haystack + STRLEN(haystack);
|
|
|
9718 else
|
|
|
9719 for (rest = haystack; *rest != '\0'; ++rest)
|
|
|
9720 {
|
|
|
9721 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
9722 if (rest == NULL)
|
|
|
9723 break;
|
|
|
9724 lastmatch = rest;
|
|
|
9725 }
|
|
|
9726
|
|
|
9727 if (lastmatch == NULL)
|
|
|
9728 rettv->vval.v_number = -1;
|
|
|
9729 else
|
|
|
9730 rettv->vval.v_number = (varnumber_T)(lastmatch - haystack);
|
|
|
9731 }
|
|
|
9732
|
|
|
9733 /*
|
|
7
|
9734 * "strtrans()" function
|
|
|
9735 */
|
|
|
9736 static void
|
|
71
|
9737 f_strtrans(argvars, rettv)
|
|
|
9738 typeval *argvars;
|
|
|
9739 typeval *rettv;
|
|
|
9740 {
|
|
|
9741 rettv->v_type = VAR_STRING;
|
|
|
9742 rettv->vval.v_string = transstr(get_tv_string(&argvars[0]));
|
|
7
|
9743 }
|
|
|
9744
|
|
|
9745 /*
|
|
83
|
9746 * "submatch()" function
|
|
|
9747 */
|
|
|
9748 static void
|
|
|
9749 f_submatch(argvars, rettv)
|
|
|
9750 typeval *argvars;
|
|
|
9751 typeval *rettv;
|
|
|
9752 {
|
|
|
9753 rettv->v_type = VAR_STRING;
|
|
|
9754 rettv->vval.v_string = reg_submatch((int)get_tv_number(&argvars[0]));
|
|
|
9755 }
|
|
|
9756
|
|
|
9757 /*
|
|
|
9758 * "substitute()" function
|
|
|
9759 */
|
|
|
9760 static void
|
|
|
9761 f_substitute(argvars, rettv)
|
|
|
9762 typeval *argvars;
|
|
|
9763 typeval *rettv;
|
|
|
9764 {
|
|
|
9765 char_u patbuf[NUMBUFLEN];
|
|
|
9766 char_u subbuf[NUMBUFLEN];
|
|
|
9767 char_u flagsbuf[NUMBUFLEN];
|
|
|
9768
|
|
|
9769 rettv->v_type = VAR_STRING;
|
|
|
9770 rettv->vval.v_string = do_string_sub(
|
|
|
9771 get_tv_string(&argvars[0]),
|
|
|
9772 get_tv_string_buf(&argvars[1], patbuf),
|
|
|
9773 get_tv_string_buf(&argvars[2], subbuf),
|
|
|
9774 get_tv_string_buf(&argvars[3], flagsbuf));
|
|
|
9775 }
|
|
|
9776
|
|
|
9777 /*
|
|
7
|
9778 * "synID(line, col, trans)" function
|
|
|
9779 */
|
|
|
9780 /*ARGSUSED*/
|
|
|
9781 static void
|
|
71
|
9782 f_synID(argvars, rettv)
|
|
|
9783 typeval *argvars;
|
|
|
9784 typeval *rettv;
|
|
7
|
9785 {
|
|
|
9786 int id = 0;
|
|
|
9787 #ifdef FEAT_SYN_HL
|
|
|
9788 long line;
|
|
|
9789 long col;
|
|
|
9790 int trans;
|
|
|
9791
|
|
71
|
9792 line = get_tv_lnum(argvars);
|
|
|
9793 col = get_tv_number(&argvars[1]) - 1;
|
|
|
9794 trans = get_tv_number(&argvars[2]);
|
|
7
|
9795
|
|
|
9796 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
9797 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
9798 id = syn_get_id(line, col, trans);
|
|
|
9799 #endif
|
|
|
9800
|
|
71
|
9801 rettv->vval.v_number = id;
|
|
7
|
9802 }
|
|
|
9803
|
|
|
9804 /*
|
|
|
9805 * "synIDattr(id, what [, mode])" function
|
|
|
9806 */
|
|
|
9807 /*ARGSUSED*/
|
|
|
9808 static void
|
|
71
|
9809 f_synIDattr(argvars, rettv)
|
|
|
9810 typeval *argvars;
|
|
|
9811 typeval *rettv;
|
|
7
|
9812 {
|
|
|
9813 char_u *p = NULL;
|
|
|
9814 #ifdef FEAT_SYN_HL
|
|
|
9815 int id;
|
|
|
9816 char_u *what;
|
|
|
9817 char_u *mode;
|
|
|
9818 char_u modebuf[NUMBUFLEN];
|
|
|
9819 int modec;
|
|
|
9820
|
|
71
|
9821 id = get_tv_number(&argvars[0]);
|
|
|
9822 what = get_tv_string(&argvars[1]);
|
|
56
|
9823 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
9824 {
|
|
71
|
9825 mode = get_tv_string_buf(&argvars[2], modebuf);
|
|
7
|
9826 modec = TOLOWER_ASC(mode[0]);
|
|
|
9827 if (modec != 't' && modec != 'c'
|
|
|
9828 #ifdef FEAT_GUI
|
|
|
9829 && modec != 'g'
|
|
|
9830 #endif
|
|
|
9831 )
|
|
|
9832 modec = 0; /* replace invalid with current */
|
|
|
9833 }
|
|
|
9834 else
|
|
|
9835 {
|
|
|
9836 #ifdef FEAT_GUI
|
|
|
9837 if (gui.in_use)
|
|
|
9838 modec = 'g';
|
|
|
9839 else
|
|
|
9840 #endif
|
|
|
9841 if (t_colors > 1)
|
|
|
9842 modec = 'c';
|
|
|
9843 else
|
|
|
9844 modec = 't';
|
|
|
9845 }
|
|
|
9846
|
|
|
9847
|
|
|
9848 switch (TOLOWER_ASC(what[0]))
|
|
|
9849 {
|
|
|
9850 case 'b':
|
|
|
9851 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
9852 p = highlight_color(id, what, modec);
|
|
|
9853 else /* bold */
|
|
|
9854 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
9855 break;
|
|
|
9856
|
|
|
9857 case 'f': /* fg[#] */
|
|
|
9858 p = highlight_color(id, what, modec);
|
|
|
9859 break;
|
|
|
9860
|
|
|
9861 case 'i':
|
|
|
9862 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
9863 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
9864 else /* italic */
|
|
|
9865 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
9866 break;
|
|
|
9867
|
|
|
9868 case 'n': /* name */
|
|
|
9869 p = get_highlight_name(NULL, id - 1);
|
|
|
9870 break;
|
|
|
9871
|
|
|
9872 case 'r': /* reverse */
|
|
|
9873 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
9874 break;
|
|
|
9875
|
|
|
9876 case 's': /* standout */
|
|
|
9877 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
9878 break;
|
|
|
9879
|
|
|
9880 case 'u': /* underline */
|
|
|
9881 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
9882 break;
|
|
|
9883 }
|
|
|
9884
|
|
|
9885 if (p != NULL)
|
|
|
9886 p = vim_strsave(p);
|
|
|
9887 #endif
|
|
71
|
9888 rettv->v_type = VAR_STRING;
|
|
|
9889 rettv->vval.v_string = p;
|
|
7
|
9890 }
|
|
|
9891
|
|
|
9892 /*
|
|
|
9893 * "synIDtrans(id)" function
|
|
|
9894 */
|
|
|
9895 /*ARGSUSED*/
|
|
|
9896 static void
|
|
71
|
9897 f_synIDtrans(argvars, rettv)
|
|
|
9898 typeval *argvars;
|
|
|
9899 typeval *rettv;
|
|
7
|
9900 {
|
|
|
9901 int id;
|
|
|
9902
|
|
|
9903 #ifdef FEAT_SYN_HL
|
|
71
|
9904 id = get_tv_number(&argvars[0]);
|
|
7
|
9905
|
|
|
9906 if (id > 0)
|
|
|
9907 id = syn_get_final_id(id);
|
|
|
9908 else
|
|
|
9909 #endif
|
|
|
9910 id = 0;
|
|
|
9911
|
|
71
|
9912 rettv->vval.v_number = id;
|
|
7
|
9913 }
|
|
|
9914
|
|
|
9915 /*
|
|
|
9916 * "system()" function
|
|
|
9917 */
|
|
|
9918 static void
|
|
71
|
9919 f_system(argvars, rettv)
|
|
|
9920 typeval *argvars;
|
|
|
9921 typeval *rettv;
|
|
7
|
9922 {
|
|
24
|
9923 char_u *res = NULL;
|
|
7
|
9924 char_u *p;
|
|
24
|
9925 char_u *infile = NULL;
|
|
|
9926 char_u buf[NUMBUFLEN];
|
|
|
9927 int err = FALSE;
|
|
|
9928 FILE *fd;
|
|
|
9929
|
|
56
|
9930 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
24
|
9931 {
|
|
|
9932 /*
|
|
|
9933 * Write the string to a temp file, to be used for input of the shell
|
|
|
9934 * command.
|
|
|
9935 */
|
|
|
9936 if ((infile = vim_tempname('i')) == NULL)
|
|
|
9937 {
|
|
|
9938 EMSG(_(e_notmp));
|
|
|
9939 return;
|
|
|
9940 }
|
|
|
9941
|
|
|
9942 fd = mch_fopen((char *)infile, WRITEBIN);
|
|
|
9943 if (fd == NULL)
|
|
|
9944 {
|
|
|
9945 EMSG2(_(e_notopen), infile);
|
|
|
9946 goto done;
|
|
|
9947 }
|
|
71
|
9948 p = get_tv_string_buf(&argvars[1], buf);
|
|
24
|
9949 if (fwrite(p, STRLEN(p), 1, fd) != 1)
|
|
|
9950 err = TRUE;
|
|
|
9951 if (fclose(fd) != 0)
|
|
|
9952 err = TRUE;
|
|
|
9953 if (err)
|
|
|
9954 {
|
|
|
9955 EMSG(_("E677: Error writing temp file"));
|
|
|
9956 goto done;
|
|
|
9957 }
|
|
|
9958 }
|
|
|
9959
|
|
71
|
9960 res = get_cmd_output(get_tv_string(&argvars[0]), infile, SHELL_SILENT);
|
|
24
|
9961
|
|
7
|
9962 #ifdef USE_CR
|
|
|
9963 /* translate <CR> into <NL> */
|
|
24
|
9964 if (res != NULL)
|
|
7
|
9965 {
|
|
|
9966 char_u *s;
|
|
|
9967
|
|
24
|
9968 for (s = res; *s; ++s)
|
|
7
|
9969 {
|
|
|
9970 if (*s == CAR)
|
|
|
9971 *s = NL;
|
|
|
9972 }
|
|
|
9973 }
|
|
|
9974 #else
|
|
|
9975 # ifdef USE_CRNL
|
|
|
9976 /* translate <CR><NL> into <NL> */
|
|
24
|
9977 if (res != NULL)
|
|
7
|
9978 {
|
|
|
9979 char_u *s, *d;
|
|
|
9980
|
|
24
|
9981 d = res;
|
|
|
9982 for (s = res; *s; ++s)
|
|
7
|
9983 {
|
|
|
9984 if (s[0] == CAR && s[1] == NL)
|
|
|
9985 ++s;
|
|
|
9986 *d++ = *s;
|
|
|
9987 }
|
|
|
9988 *d = NUL;
|
|
|
9989 }
|
|
|
9990 # endif
|
|
|
9991 #endif
|
|
24
|
9992
|
|
|
9993 done:
|
|
|
9994 if (infile != NULL)
|
|
|
9995 {
|
|
|
9996 mch_remove(infile);
|
|
|
9997 vim_free(infile);
|
|
|
9998 }
|
|
71
|
9999 rettv->v_type = VAR_STRING;
|
|
|
10000 rettv->vval.v_string = res;
|
|
7
|
10001 }
|
|
|
10002
|
|
|
10003 /*
|
|
|
10004 * "tempname()" function
|
|
|
10005 */
|
|
|
10006 /*ARGSUSED*/
|
|
|
10007 static void
|
|
71
|
10008 f_tempname(argvars, rettv)
|
|
|
10009 typeval *argvars;
|
|
|
10010 typeval *rettv;
|
|
7
|
10011 {
|
|
|
10012 static int x = 'A';
|
|
|
10013
|
|
71
|
10014 rettv->v_type = VAR_STRING;
|
|
|
10015 rettv->vval.v_string = vim_tempname(x);
|
|
7
|
10016
|
|
|
10017 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
10018 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
10019 do
|
|
|
10020 {
|
|
|
10021 if (x == 'Z')
|
|
|
10022 x = '0';
|
|
|
10023 else if (x == '9')
|
|
|
10024 x = 'A';
|
|
|
10025 else
|
|
|
10026 {
|
|
|
10027 #ifdef EBCDIC
|
|
|
10028 if (x == 'I')
|
|
|
10029 x = 'J';
|
|
|
10030 else if (x == 'R')
|
|
|
10031 x = 'S';
|
|
|
10032 else
|
|
|
10033 #endif
|
|
|
10034 ++x;
|
|
|
10035 }
|
|
|
10036 } while (x == 'I' || x == 'O');
|
|
|
10037 }
|
|
|
10038
|
|
|
10039 /*
|
|
|
10040 * "tolower(string)" function
|
|
|
10041 */
|
|
|
10042 static void
|
|
71
|
10043 f_tolower(argvars, rettv)
|
|
|
10044 typeval *argvars;
|
|
|
10045 typeval *rettv;
|
|
7
|
10046 {
|
|
|
10047 char_u *p;
|
|
|
10048
|
|
71
|
10049 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
10050 rettv->v_type = VAR_STRING;
|
|
|
10051 rettv->vval.v_string = p;
|
|
7
|
10052
|
|
|
10053 if (p != NULL)
|
|
|
10054 while (*p != NUL)
|
|
|
10055 {
|
|
|
10056 #ifdef FEAT_MBYTE
|
|
|
10057 int l;
|
|
|
10058
|
|
|
10059 if (enc_utf8)
|
|
|
10060 {
|
|
|
10061 int c, lc;
|
|
|
10062
|
|
|
10063 c = utf_ptr2char(p);
|
|
|
10064 lc = utf_tolower(c);
|
|
|
10065 l = utf_ptr2len_check(p);
|
|
|
10066 /* TODO: reallocate string when byte count changes. */
|
|
|
10067 if (utf_char2len(lc) == l)
|
|
|
10068 utf_char2bytes(lc, p);
|
|
|
10069 p += l;
|
|
|
10070 }
|
|
|
10071 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
10072 p += l; /* skip multi-byte character */
|
|
|
10073 else
|
|
|
10074 #endif
|
|
|
10075 {
|
|
|
10076 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
10077 ++p;
|
|
|
10078 }
|
|
|
10079 }
|
|
|
10080 }
|
|
|
10081
|
|
|
10082 /*
|
|
|
10083 * "toupper(string)" function
|
|
|
10084 */
|
|
|
10085 static void
|
|
71
|
10086 f_toupper(argvars, rettv)
|
|
|
10087 typeval *argvars;
|
|
|
10088 typeval *rettv;
|
|
7
|
10089 {
|
|
|
10090 char_u *p;
|
|
|
10091
|
|
71
|
10092 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
10093 rettv->v_type = VAR_STRING;
|
|
|
10094 rettv->vval.v_string = p;
|
|
7
|
10095
|
|
|
10096 if (p != NULL)
|
|
|
10097 while (*p != NUL)
|
|
|
10098 {
|
|
|
10099 #ifdef FEAT_MBYTE
|
|
|
10100 int l;
|
|
|
10101
|
|
|
10102 if (enc_utf8)
|
|
|
10103 {
|
|
|
10104 int c, uc;
|
|
|
10105
|
|
|
10106 c = utf_ptr2char(p);
|
|
|
10107 uc = utf_toupper(c);
|
|
|
10108 l = utf_ptr2len_check(p);
|
|
|
10109 /* TODO: reallocate string when byte count changes. */
|
|
|
10110 if (utf_char2len(uc) == l)
|
|
|
10111 utf_char2bytes(uc, p);
|
|
|
10112 p += l;
|
|
|
10113 }
|
|
|
10114 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
10115 p += l; /* skip multi-byte character */
|
|
|
10116 else
|
|
|
10117 #endif
|
|
|
10118 {
|
|
|
10119 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
10120 p++;
|
|
|
10121 }
|
|
|
10122 }
|
|
|
10123 }
|
|
|
10124
|
|
|
10125 /*
|
|
15
|
10126 * "tr(string, fromstr, tostr)" function
|
|
|
10127 */
|
|
|
10128 static void
|
|
71
|
10129 f_tr(argvars, rettv)
|
|
|
10130 typeval *argvars;
|
|
|
10131 typeval *rettv;
|
|
15
|
10132 {
|
|
|
10133 char_u *instr;
|
|
|
10134 char_u *fromstr;
|
|
|
10135 char_u *tostr;
|
|
|
10136 char_u *p;
|
|
|
10137 #ifdef FEAT_MBYTE
|
|
|
10138 int inlen;
|
|
|
10139 int fromlen;
|
|
|
10140 int tolen;
|
|
|
10141 int idx;
|
|
|
10142 char_u *cpstr;
|
|
|
10143 int cplen;
|
|
|
10144 int first = TRUE;
|
|
|
10145 #endif
|
|
|
10146 char_u buf[NUMBUFLEN];
|
|
|
10147 char_u buf2[NUMBUFLEN];
|
|
|
10148 garray_T ga;
|
|
|
10149
|
|
71
|
10150 instr = get_tv_string(&argvars[0]);
|
|
|
10151 fromstr = get_tv_string_buf(&argvars[1], buf);
|
|
|
10152 tostr = get_tv_string_buf(&argvars[2], buf2);
|
|
15
|
10153
|
|
|
10154 /* Default return value: empty string. */
|
|
71
|
10155 rettv->v_type = VAR_STRING;
|
|
|
10156 rettv->vval.v_string = NULL;
|
|
15
|
10157 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
10158
|
|
|
10159 #ifdef FEAT_MBYTE
|
|
|
10160 if (!has_mbyte)
|
|
|
10161 #endif
|
|
|
10162 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
10163 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
10164 {
|
|
20
|
10165 #ifdef FEAT_MBYTE
|
|
15
|
10166 error:
|
|
20
|
10167 #endif
|
|
15
|
10168 EMSG2(_(e_invarg2), fromstr);
|
|
|
10169 ga_clear(&ga);
|
|
|
10170 return;
|
|
|
10171 }
|
|
|
10172
|
|
|
10173 /* fromstr and tostr have to contain the same number of chars */
|
|
|
10174 while (*instr != NUL)
|
|
|
10175 {
|
|
|
10176 #ifdef FEAT_MBYTE
|
|
|
10177 if (has_mbyte)
|
|
|
10178 {
|
|
|
10179 inlen = mb_ptr2len_check(instr);
|
|
|
10180 cpstr = instr;
|
|
|
10181 cplen = inlen;
|
|
|
10182 idx = 0;
|
|
|
10183 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
10184 {
|
|
|
10185 fromlen = mb_ptr2len_check(p);
|
|
|
10186 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
10187 {
|
|
|
10188 for (p = tostr; *p != NUL; p += tolen)
|
|
|
10189 {
|
|
|
10190 tolen = mb_ptr2len_check(p);
|
|
|
10191 if (idx-- == 0)
|
|
|
10192 {
|
|
|
10193 cplen = tolen;
|
|
|
10194 cpstr = p;
|
|
|
10195 break;
|
|
|
10196 }
|
|
|
10197 }
|
|
|
10198 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
10199 goto error;
|
|
|
10200 break;
|
|
|
10201 }
|
|
|
10202 ++idx;
|
|
|
10203 }
|
|
|
10204
|
|
|
10205 if (first && cpstr == instr)
|
|
|
10206 {
|
|
|
10207 /* Check that fromstr and tostr have the same number of
|
|
|
10208 * (multi-byte) characters. Done only once when a character
|
|
|
10209 * of instr doesn't appear in fromstr. */
|
|
|
10210 first = FALSE;
|
|
|
10211 for (p = tostr; *p != NUL; p += tolen)
|
|
|
10212 {
|
|
|
10213 tolen = mb_ptr2len_check(p);
|
|
|
10214 --idx;
|
|
|
10215 }
|
|
|
10216 if (idx != 0)
|
|
|
10217 goto error;
|
|
|
10218 }
|
|
|
10219
|
|
|
10220 ga_grow(&ga, cplen);
|
|
16
|
10221 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
10222 ga.ga_len += cplen;
|
|
|
10223
|
|
|
10224 instr += inlen;
|
|
|
10225 }
|
|
|
10226 else
|
|
|
10227 #endif
|
|
|
10228 {
|
|
|
10229 /* When not using multi-byte chars we can do it faster. */
|
|
|
10230 p = vim_strchr(fromstr, *instr);
|
|
|
10231 if (p != NULL)
|
|
|
10232 ga_append(&ga, tostr[p - fromstr]);
|
|
|
10233 else
|
|
|
10234 ga_append(&ga, *instr);
|
|
|
10235 ++instr;
|
|
|
10236 }
|
|
|
10237 }
|
|
|
10238
|
|
71
|
10239 rettv->vval.v_string = ga.ga_data;
|
|
15
|
10240 }
|
|
|
10241
|
|
|
10242 /*
|
|
7
|
10243 * "type(expr)" function
|
|
|
10244 */
|
|
|
10245 static void
|
|
71
|
10246 f_type(argvars, rettv)
|
|
|
10247 typeval *argvars;
|
|
|
10248 typeval *rettv;
|
|
56
|
10249 {
|
|
|
10250 if (argvars[0].v_type == VAR_NUMBER)
|
|
71
|
10251 rettv->vval.v_number = 0;
|
|
|
10252 else
|
|
|
10253 rettv->vval.v_number = 1;
|
|
7
|
10254 }
|
|
|
10255
|
|
|
10256 /*
|
|
|
10257 * "virtcol(string)" function
|
|
|
10258 */
|
|
|
10259 static void
|
|
71
|
10260 f_virtcol(argvars, rettv)
|
|
|
10261 typeval *argvars;
|
|
|
10262 typeval *rettv;
|
|
7
|
10263 {
|
|
|
10264 colnr_T vcol = 0;
|
|
|
10265 pos_T *fp;
|
|
|
10266
|
|
|
10267 fp = var2fpos(&argvars[0], FALSE);
|
|
|
10268 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
10269 {
|
|
|
10270 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
10271 ++vcol;
|
|
|
10272 }
|
|
|
10273
|
|
71
|
10274 rettv->vval.v_number = vcol;
|
|
7
|
10275 }
|
|
|
10276
|
|
|
10277 /*
|
|
|
10278 * "visualmode()" function
|
|
|
10279 */
|
|
|
10280 /*ARGSUSED*/
|
|
|
10281 static void
|
|
71
|
10282 f_visualmode(argvars, rettv)
|
|
|
10283 typeval *argvars;
|
|
|
10284 typeval *rettv;
|
|
7
|
10285 {
|
|
|
10286 #ifdef FEAT_VISUAL
|
|
|
10287 char_u str[2];
|
|
|
10288
|
|
71
|
10289 rettv->v_type = VAR_STRING;
|
|
7
|
10290 str[0] = curbuf->b_visual_mode_eval;
|
|
|
10291 str[1] = NUL;
|
|
71
|
10292 rettv->vval.v_string = vim_strsave(str);
|
|
7
|
10293
|
|
|
10294 /* A non-zero number or non-empty string argument: reset mode. */
|
|
56
|
10295 if ((argvars[0].v_type == VAR_NUMBER
|
|
|
10296 && argvars[0].vval.v_number != 0)
|
|
|
10297 || (argvars[0].v_type == VAR_STRING
|
|
71
|
10298 && *get_tv_string(&argvars[0]) != NUL))
|
|
7
|
10299 curbuf->b_visual_mode_eval = NUL;
|
|
|
10300 #else
|
|
71
|
10301 rettv->vval.v_number = 0; /* return anything, it won't work anyway */
|
|
7
|
10302 #endif
|
|
|
10303 }
|
|
|
10304
|
|
|
10305 /*
|
|
|
10306 * "winbufnr(nr)" function
|
|
|
10307 */
|
|
|
10308 static void
|
|
71
|
10309 f_winbufnr(argvars, rettv)
|
|
|
10310 typeval *argvars;
|
|
|
10311 typeval *rettv;
|
|
7
|
10312 {
|
|
|
10313 win_T *wp;
|
|
|
10314
|
|
|
10315 wp = find_win_by_nr(&argvars[0]);
|
|
|
10316 if (wp == NULL)
|
|
71
|
10317 rettv->vval.v_number = -1;
|
|
|
10318 else
|
|
|
10319 rettv->vval.v_number = wp->w_buffer->b_fnum;
|
|
7
|
10320 }
|
|
|
10321
|
|
|
10322 /*
|
|
|
10323 * "wincol()" function
|
|
|
10324 */
|
|
|
10325 /*ARGSUSED*/
|
|
|
10326 static void
|
|
71
|
10327 f_wincol(argvars, rettv)
|
|
|
10328 typeval *argvars;
|
|
|
10329 typeval *rettv;
|
|
7
|
10330 {
|
|
|
10331 validate_cursor();
|
|
71
|
10332 rettv->vval.v_number = curwin->w_wcol + 1;
|
|
7
|
10333 }
|
|
|
10334
|
|
|
10335 /*
|
|
|
10336 * "winheight(nr)" function
|
|
|
10337 */
|
|
|
10338 static void
|
|
71
|
10339 f_winheight(argvars, rettv)
|
|
|
10340 typeval *argvars;
|
|
|
10341 typeval *rettv;
|
|
7
|
10342 {
|
|
|
10343 win_T *wp;
|
|
|
10344
|
|
|
10345 wp = find_win_by_nr(&argvars[0]);
|
|
|
10346 if (wp == NULL)
|
|
71
|
10347 rettv->vval.v_number = -1;
|
|
|
10348 else
|
|
|
10349 rettv->vval.v_number = wp->w_height;
|
|
7
|
10350 }
|
|
|
10351
|
|
|
10352 /*
|
|
|
10353 * "winline()" function
|
|
|
10354 */
|
|
|
10355 /*ARGSUSED*/
|
|
|
10356 static void
|
|
71
|
10357 f_winline(argvars, rettv)
|
|
|
10358 typeval *argvars;
|
|
|
10359 typeval *rettv;
|
|
7
|
10360 {
|
|
|
10361 validate_cursor();
|
|
71
|
10362 rettv->vval.v_number = curwin->w_wrow + 1;
|
|
7
|
10363 }
|
|
|
10364
|
|
|
10365 /*
|
|
|
10366 * "winnr()" function
|
|
|
10367 */
|
|
|
10368 /* ARGSUSED */
|
|
|
10369 static void
|
|
71
|
10370 f_winnr(argvars, rettv)
|
|
|
10371 typeval *argvars;
|
|
|
10372 typeval *rettv;
|
|
7
|
10373 {
|
|
|
10374 int nr = 1;
|
|
|
10375 #ifdef FEAT_WINDOWS
|
|
|
10376 win_T *wp;
|
|
20
|
10377 win_T *twin = curwin;
|
|
|
10378 char_u *arg;
|
|
|
10379
|
|
56
|
10380 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
|
10381 {
|
|
71
|
10382 arg = get_tv_string(&argvars[0]);
|
|
20
|
10383 if (STRCMP(arg, "$") == 0)
|
|
|
10384 twin = lastwin;
|
|
|
10385 else if (STRCMP(arg, "#") == 0)
|
|
|
10386 {
|
|
|
10387 twin = prevwin;
|
|
|
10388 if (prevwin == NULL)
|
|
|
10389 nr = 0;
|
|
|
10390 }
|
|
|
10391 else
|
|
|
10392 {
|
|
|
10393 EMSG2(_(e_invexpr2), arg);
|
|
|
10394 nr = 0;
|
|
|
10395 }
|
|
|
10396 }
|
|
|
10397
|
|
|
10398 if (nr > 0)
|
|
|
10399 for (wp = firstwin; wp != twin; wp = wp->w_next)
|
|
|
10400 ++nr;
|
|
7
|
10401 #endif
|
|
71
|
10402 rettv->vval.v_number = nr;
|
|
7
|
10403 }
|
|
|
10404
|
|
|
10405 /*
|
|
|
10406 * "winrestcmd()" function
|
|
|
10407 */
|
|
|
10408 /* ARGSUSED */
|
|
|
10409 static void
|
|
71
|
10410 f_winrestcmd(argvars, rettv)
|
|
|
10411 typeval *argvars;
|
|
|
10412 typeval *rettv;
|
|
7
|
10413 {
|
|
|
10414 #ifdef FEAT_WINDOWS
|
|
|
10415 win_T *wp;
|
|
|
10416 int winnr = 1;
|
|
|
10417 garray_T ga;
|
|
|
10418 char_u buf[50];
|
|
|
10419
|
|
|
10420 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
10421 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
10422 {
|
|
|
10423 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
10424 ga_concat(&ga, buf);
|
|
|
10425 # ifdef FEAT_VERTSPLIT
|
|
|
10426 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
10427 ga_concat(&ga, buf);
|
|
|
10428 # endif
|
|
|
10429 ++winnr;
|
|
|
10430 }
|
|
21
|
10431 ga_append(&ga, NUL);
|
|
7
|
10432
|
|
71
|
10433 rettv->vval.v_string = ga.ga_data;
|
|
7
|
10434 #else
|
|
71
|
10435 rettv->vval.v_string = NULL;
|
|
|
10436 #endif
|
|
|
10437 rettv->v_type = VAR_STRING;
|
|
7
|
10438 }
|
|
|
10439
|
|
|
10440 /*
|
|
|
10441 * "winwidth(nr)" function
|
|
|
10442 */
|
|
|
10443 static void
|
|
71
|
10444 f_winwidth(argvars, rettv)
|
|
|
10445 typeval *argvars;
|
|
|
10446 typeval *rettv;
|
|
7
|
10447 {
|
|
|
10448 win_T *wp;
|
|
|
10449
|
|
|
10450 wp = find_win_by_nr(&argvars[0]);
|
|
|
10451 if (wp == NULL)
|
|
71
|
10452 rettv->vval.v_number = -1;
|
|
7
|
10453 else
|
|
|
10454 #ifdef FEAT_VERTSPLIT
|
|
71
|
10455 rettv->vval.v_number = wp->w_width;
|
|
7
|
10456 #else
|
|
71
|
10457 rettv->vval.v_number = Columns;
|
|
7
|
10458 #endif
|
|
|
10459 }
|
|
|
10460
|
|
|
10461 static win_T *
|
|
|
10462 find_win_by_nr(vp)
|
|
56
|
10463 typeval *vp;
|
|
7
|
10464 {
|
|
|
10465 #ifdef FEAT_WINDOWS
|
|
|
10466 win_T *wp;
|
|
|
10467 #endif
|
|
|
10468 int nr;
|
|
|
10469
|
|
71
|
10470 nr = get_tv_number(vp);
|
|
7
|
10471
|
|
|
10472 #ifdef FEAT_WINDOWS
|
|
|
10473 if (nr == 0)
|
|
|
10474 return curwin;
|
|
|
10475
|
|
|
10476 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
10477 if (--nr <= 0)
|
|
|
10478 break;
|
|
|
10479 return wp;
|
|
|
10480 #else
|
|
|
10481 if (nr == 0 || nr == 1)
|
|
|
10482 return curwin;
|
|
|
10483 return NULL;
|
|
|
10484 #endif
|
|
|
10485 }
|
|
|
10486
|
|
|
10487 /*
|
|
|
10488 * Translate a String variable into a position.
|
|
|
10489 */
|
|
|
10490 static pos_T *
|
|
|
10491 var2fpos(varp, lnum)
|
|
56
|
10492 typeval *varp;
|
|
7
|
10493 int lnum; /* TRUE when $ is last line */
|
|
|
10494 {
|
|
|
10495 char_u *name;
|
|
|
10496 static pos_T pos;
|
|
|
10497 pos_T *pp;
|
|
|
10498
|
|
71
|
10499 name = get_tv_string(varp);
|
|
7
|
10500 if (name[0] == '.') /* cursor */
|
|
|
10501 return &curwin->w_cursor;
|
|
|
10502 if (name[0] == '\'') /* mark */
|
|
|
10503 {
|
|
|
10504 pp = getmark(name[1], FALSE);
|
|
|
10505 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
10506 return NULL;
|
|
|
10507 return pp;
|
|
|
10508 }
|
|
|
10509 if (name[0] == '$') /* last column or line */
|
|
|
10510 {
|
|
|
10511 if (lnum)
|
|
|
10512 {
|
|
|
10513 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
10514 pos.col = 0;
|
|
|
10515 }
|
|
|
10516 else
|
|
|
10517 {
|
|
|
10518 pos.lnum = curwin->w_cursor.lnum;
|
|
|
10519 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
10520 }
|
|
|
10521 return &pos;
|
|
|
10522 }
|
|
|
10523 return NULL;
|
|
|
10524 }
|
|
|
10525
|
|
|
10526 /*
|
|
|
10527 * Get the length of an environment variable name.
|
|
|
10528 * Advance "arg" to the first character after the name.
|
|
|
10529 * Return 0 for error.
|
|
|
10530 */
|
|
|
10531 static int
|
|
|
10532 get_env_len(arg)
|
|
|
10533 char_u **arg;
|
|
|
10534 {
|
|
|
10535 char_u *p;
|
|
|
10536 int len;
|
|
|
10537
|
|
|
10538 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
10539 ;
|
|
|
10540 if (p == *arg) /* no name found */
|
|
|
10541 return 0;
|
|
|
10542
|
|
|
10543 len = (int)(p - *arg);
|
|
|
10544 *arg = p;
|
|
|
10545 return len;
|
|
|
10546 }
|
|
|
10547
|
|
|
10548 /*
|
|
|
10549 * Get the length of the name of a function or internal variable.
|
|
|
10550 * "arg" is advanced to the first non-white character after the name.
|
|
|
10551 * Return 0 if something is wrong.
|
|
|
10552 */
|
|
|
10553 static int
|
|
|
10554 get_id_len(arg)
|
|
|
10555 char_u **arg;
|
|
|
10556 {
|
|
|
10557 char_u *p;
|
|
|
10558 int len;
|
|
|
10559
|
|
|
10560 /* Find the end of the name. */
|
|
|
10561 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
10562 ;
|
|
|
10563 if (p == *arg) /* no name found */
|
|
|
10564 return 0;
|
|
|
10565
|
|
|
10566 len = (int)(p - *arg);
|
|
|
10567 *arg = skipwhite(p);
|
|
|
10568
|
|
|
10569 return len;
|
|
|
10570 }
|
|
|
10571
|
|
|
10572 /*
|
|
|
10573 * Get the length of the name of a function.
|
|
|
10574 * "arg" is advanced to the first non-white character after the name.
|
|
|
10575 * Return 0 if something is wrong.
|
|
|
10576 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
10577 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
10578 */
|
|
|
10579 static int
|
|
|
10580 get_func_len(arg, alias, evaluate)
|
|
|
10581 char_u **arg;
|
|
|
10582 char_u **alias;
|
|
|
10583 int evaluate;
|
|
|
10584 {
|
|
|
10585 int len;
|
|
|
10586 char_u *p;
|
|
|
10587 char_u *expr_start;
|
|
|
10588 char_u *expr_end;
|
|
|
10589
|
|
|
10590 *alias = NULL; /* default to no alias */
|
|
|
10591
|
|
|
10592 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
10593 && (*arg)[2] == (int)KE_SNR)
|
|
|
10594 {
|
|
|
10595 /* hard coded <SNR>, already translated */
|
|
|
10596 *arg += 3;
|
|
|
10597 return get_id_len(arg) + 3;
|
|
|
10598 }
|
|
|
10599 len = eval_fname_script(*arg);
|
|
|
10600 if (len > 0)
|
|
|
10601 {
|
|
|
10602 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
10603 *arg += len;
|
|
|
10604 }
|
|
|
10605
|
|
|
10606 /*
|
|
71
|
10607 * Find the end of the name; check for {} construction.
|
|
7
|
10608 */
|
|
71
|
10609 p = find_name_end(*arg, &expr_start, &expr_end, FALSE);
|
|
7
|
10610 if (expr_start != NULL)
|
|
|
10611 {
|
|
|
10612 char_u *temp_string;
|
|
|
10613
|
|
|
10614 if (!evaluate)
|
|
|
10615 {
|
|
|
10616 len += (int)(p - *arg);
|
|
|
10617 *arg = skipwhite(p);
|
|
|
10618 return len;
|
|
|
10619 }
|
|
|
10620
|
|
|
10621 /*
|
|
|
10622 * Include any <SID> etc in the expanded string:
|
|
|
10623 * Thus the -len here.
|
|
|
10624 */
|
|
|
10625 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
10626 if (temp_string == NULL)
|
|
|
10627 return 0;
|
|
|
10628 *alias = temp_string;
|
|
|
10629 *arg = skipwhite(p);
|
|
|
10630 return (int)STRLEN(temp_string);
|
|
|
10631 }
|
|
|
10632
|
|
|
10633 len += get_id_len(arg);
|
|
|
10634 if (len == 0)
|
|
|
10635 EMSG2(_(e_invexpr2), *arg);
|
|
|
10636
|
|
|
10637 return len;
|
|
|
10638 }
|
|
|
10639
|
|
71
|
10640 /*
|
|
|
10641 * Find the end of a variable or function name, taking care of magic braces.
|
|
|
10642 * If "expr_start" is not NULL then "expr_start" and "expr_end" are set to the
|
|
|
10643 * start and end of the first magic braces item.
|
|
|
10644 * Return a pointer to just after the name. Equal to "arg" if there is no
|
|
|
10645 * valid name.
|
|
|
10646 */
|
|
7
|
10647 static char_u *
|
|
71
|
10648 find_name_end(arg, expr_start, expr_end, incl_br)
|
|
7
|
10649 char_u *arg;
|
|
|
10650 char_u **expr_start;
|
|
|
10651 char_u **expr_end;
|
|
71
|
10652 int incl_br; /* Include [] indexes */
|
|
|
10653 {
|
|
|
10654 int mb_nest = 0;
|
|
|
10655 int br_nest = 0;
|
|
7
|
10656 char_u *p;
|
|
|
10657
|
|
71
|
10658 if (expr_start != NULL)
|
|
|
10659 {
|
|
|
10660 *expr_start = NULL;
|
|
|
10661 *expr_end = NULL;
|
|
|
10662 }
|
|
|
10663
|
|
|
10664 for (p = arg; *p != NUL
|
|
|
10665 && (eval_isnamec(*p)
|
|
|
10666 || (*p == '[' && incl_br)
|
|
|
10667 || mb_nest != 0
|
|
|
10668 || br_nest != 0); ++p)
|
|
|
10669 {
|
|
|
10670 if (mb_nest == 0)
|
|
|
10671 {
|
|
|
10672 if (*p == '[')
|
|
|
10673 ++br_nest;
|
|
|
10674 else if (*p == ']')
|
|
|
10675 --br_nest;
|
|
|
10676 }
|
|
|
10677 if (br_nest == 0)
|
|
|
10678 {
|
|
|
10679 if (*p == '{')
|
|
|
10680 {
|
|
|
10681 mb_nest++;
|
|
|
10682 if (expr_start != NULL && *expr_start == NULL)
|
|
|
10683 *expr_start = p;
|
|
|
10684 }
|
|
|
10685 else if (*p == '}')
|
|
|
10686 {
|
|
|
10687 mb_nest--;
|
|
|
10688 if (expr_start != NULL && mb_nest == 0 && *expr_end == NULL)
|
|
|
10689 *expr_end = p;
|
|
|
10690 }
|
|
|
10691 }
|
|
7
|
10692 }
|
|
|
10693
|
|
|
10694 return p;
|
|
|
10695 }
|
|
|
10696
|
|
|
10697 /*
|
|
|
10698 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
10699 */
|
|
|
10700 static int
|
|
|
10701 eval_isnamec(c)
|
|
|
10702 int c;
|
|
|
10703 {
|
|
71
|
10704 return (ASCII_ISALNUM(c) || c == '_' || c == ':' || c == '{' || c == '}');
|
|
7
|
10705 }
|
|
|
10706
|
|
|
10707 /*
|
|
|
10708 * Find a v: variable.
|
|
|
10709 * Return it's index, or -1 if not found.
|
|
|
10710 */
|
|
|
10711 static int
|
|
|
10712 find_vim_var(name, len)
|
|
|
10713 char_u *name;
|
|
|
10714 int len; /* length of "name" */
|
|
|
10715 {
|
|
|
10716 char_u *vname;
|
|
|
10717 int vlen;
|
|
|
10718 int i;
|
|
|
10719
|
|
|
10720 /*
|
|
|
10721 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
10722 */
|
|
|
10723 if (name[0] == 'v' && name[1] == ':')
|
|
|
10724 {
|
|
|
10725 vname = name + 2;
|
|
|
10726 vlen = len - 2;
|
|
|
10727 }
|
|
|
10728 else
|
|
|
10729 {
|
|
|
10730 vname = name;
|
|
|
10731 vlen = len;
|
|
|
10732 }
|
|
|
10733 for (i = 0; i < VV_LEN; ++i)
|
|
|
10734 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
10735 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
10736 return i;
|
|
|
10737 return -1;
|
|
|
10738 }
|
|
|
10739
|
|
|
10740 /*
|
|
|
10741 * Set number v: variable to "val".
|
|
|
10742 */
|
|
|
10743 void
|
|
|
10744 set_vim_var_nr(idx, val)
|
|
|
10745 int idx;
|
|
|
10746 long val;
|
|
|
10747 {
|
|
|
10748 vimvars[idx].val = (char_u *)val;
|
|
|
10749 }
|
|
|
10750
|
|
|
10751 /*
|
|
|
10752 * Get number v: variable value;
|
|
|
10753 */
|
|
|
10754 long
|
|
|
10755 get_vim_var_nr(idx)
|
|
|
10756 int idx;
|
|
|
10757 {
|
|
|
10758 return (long)vimvars[idx].val;
|
|
|
10759 }
|
|
|
10760
|
|
|
10761 /*
|
|
|
10762 * Set v:count, v:count1 and v:prevcount.
|
|
|
10763 */
|
|
|
10764 void
|
|
|
10765 set_vcount(count, count1)
|
|
|
10766 long count;
|
|
|
10767 long count1;
|
|
|
10768 {
|
|
|
10769 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
10770 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
10771 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
10772 }
|
|
|
10773
|
|
|
10774 /*
|
|
|
10775 * Set string v: variable to a copy of "val".
|
|
|
10776 */
|
|
|
10777 void
|
|
|
10778 set_vim_var_string(idx, val, len)
|
|
|
10779 int idx;
|
|
|
10780 char_u *val;
|
|
|
10781 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
10782 {
|
|
|
10783 vim_free(vimvars[idx].val);
|
|
|
10784 if (val == NULL)
|
|
|
10785 vimvars[idx].val = NULL;
|
|
|
10786 else if (len == -1)
|
|
|
10787 vimvars[idx].val = vim_strsave(val);
|
|
|
10788 else
|
|
|
10789 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
10790 }
|
|
|
10791
|
|
|
10792 /*
|
|
|
10793 * Set v:register if needed.
|
|
|
10794 */
|
|
|
10795 void
|
|
|
10796 set_reg_var(c)
|
|
|
10797 int c;
|
|
|
10798 {
|
|
|
10799 char_u regname;
|
|
|
10800
|
|
|
10801 if (c == 0 || c == ' ')
|
|
|
10802 regname = '"';
|
|
|
10803 else
|
|
|
10804 regname = c;
|
|
|
10805 /* Avoid free/alloc when the value is already right. */
|
|
|
10806 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
10807 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
10808 }
|
|
|
10809
|
|
|
10810 /*
|
|
|
10811 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
10812 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
10813 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
10814 * take care of memory allocations.
|
|
|
10815 */
|
|
|
10816 char_u *
|
|
|
10817 v_exception(oldval)
|
|
|
10818 char_u *oldval;
|
|
|
10819 {
|
|
|
10820 if (oldval == NULL)
|
|
|
10821 return vimvars[VV_EXCEPTION].val;
|
|
|
10822
|
|
|
10823 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
10824 return NULL;
|
|
|
10825 }
|
|
|
10826
|
|
|
10827 /*
|
|
|
10828 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
10829 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
10830 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
10831 * take care of memory allocations.
|
|
|
10832 */
|
|
|
10833 char_u *
|
|
|
10834 v_throwpoint(oldval)
|
|
|
10835 char_u *oldval;
|
|
|
10836 {
|
|
|
10837 if (oldval == NULL)
|
|
|
10838 return vimvars[VV_THROWPOINT].val;
|
|
|
10839
|
|
|
10840 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
10841 return NULL;
|
|
|
10842 }
|
|
|
10843
|
|
|
10844 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
10845 /*
|
|
|
10846 * Set v:cmdarg.
|
|
|
10847 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
10848 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
10849 * Must always be called in pairs!
|
|
|
10850 */
|
|
|
10851 char_u *
|
|
|
10852 set_cmdarg(eap, oldarg)
|
|
|
10853 exarg_T *eap;
|
|
|
10854 char_u *oldarg;
|
|
|
10855 {
|
|
|
10856 char_u *oldval;
|
|
|
10857 char_u *newval;
|
|
|
10858 unsigned len;
|
|
|
10859
|
|
|
10860 oldval = vimvars[VV_CMDARG].val;
|
|
26
|
10861 if (eap == NULL)
|
|
|
10862 {
|
|
|
10863 vim_free(oldval);
|
|
|
10864 vimvars[VV_CMDARG].val = oldarg;
|
|
|
10865 return NULL;
|
|
|
10866 }
|
|
|
10867
|
|
|
10868 if (eap->force_bin == FORCE_BIN)
|
|
|
10869 len = 6;
|
|
|
10870 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
10871 len = 8;
|
|
|
10872 else
|
|
|
10873 len = 0;
|
|
|
10874 if (eap->force_ff != 0)
|
|
|
10875 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
7
|
10876 # ifdef FEAT_MBYTE
|
|
26
|
10877 if (eap->force_enc != 0)
|
|
|
10878 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
7
|
10879 # endif
|
|
|
10880
|
|
26
|
10881 newval = alloc(len + 1);
|
|
|
10882 if (newval == NULL)
|
|
|
10883 return NULL;
|
|
|
10884
|
|
|
10885 if (eap->force_bin == FORCE_BIN)
|
|
|
10886 sprintf((char *)newval, " ++bin");
|
|
|
10887 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
10888 sprintf((char *)newval, " ++nobin");
|
|
|
10889 else
|
|
|
10890 *newval = NUL;
|
|
|
10891 if (eap->force_ff != 0)
|
|
|
10892 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
10893 eap->cmd + eap->force_ff);
|
|
7
|
10894 # ifdef FEAT_MBYTE
|
|
26
|
10895 if (eap->force_enc != 0)
|
|
|
10896 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
10897 eap->cmd + eap->force_enc);
|
|
7
|
10898 # endif
|
|
26
|
10899 vimvars[VV_CMDARG].val = newval;
|
|
|
10900 return oldval;
|
|
7
|
10901 }
|
|
|
10902 #endif
|
|
|
10903
|
|
|
10904 /*
|
|
|
10905 * Get the value of internal variable "name".
|
|
|
10906 * Return OK or FAIL.
|
|
|
10907 */
|
|
|
10908 static int
|
|
71
|
10909 get_var_tv(name, len, rettv)
|
|
7
|
10910 char_u *name;
|
|
|
10911 int len; /* length of "name" */
|
|
71
|
10912 typeval *rettv; /* NULL when only checking existence */
|
|
7
|
10913 {
|
|
|
10914 int ret = OK;
|
|
56
|
10915 typeval tv;
|
|
7
|
10916 VAR v;
|
|
|
10917 int cc;
|
|
|
10918 int i;
|
|
|
10919
|
|
56
|
10920 tv.v_type = VAR_UNKNOWN;
|
|
|
10921
|
|
7
|
10922 /* truncate the name, so that we can use strcmp() */
|
|
|
10923 cc = name[len];
|
|
|
10924 name[len] = NUL;
|
|
|
10925
|
|
|
10926 /*
|
|
|
10927 * Check for "b:changedtick".
|
|
|
10928 */
|
|
|
10929 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
10930 {
|
|
56
|
10931 tv.v_type = VAR_NUMBER;
|
|
|
10932 tv.vval.v_number = curbuf->b_changedtick;
|
|
7
|
10933 }
|
|
|
10934
|
|
|
10935 /*
|
|
|
10936 * Check for built-in v: variables.
|
|
|
10937 */
|
|
|
10938 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
10939 {
|
|
56
|
10940 tv.v_type = vimvars[i].type;
|
|
|
10941 if (tv.v_type == VAR_NUMBER)
|
|
|
10942 tv.vval.v_number = (long)vimvars[i].val;
|
|
|
10943 else
|
|
|
10944 tv.vval.v_string = vimvars[i].val;
|
|
7
|
10945 }
|
|
|
10946
|
|
|
10947 /*
|
|
|
10948 * Check for user-defined variables.
|
|
|
10949 */
|
|
|
10950 else
|
|
|
10951 {
|
|
|
10952 v = find_var(name, FALSE);
|
|
|
10953 if (v != NULL)
|
|
56
|
10954 tv = v->tv;
|
|
|
10955 }
|
|
|
10956
|
|
|
10957 if (tv.v_type == VAR_UNKNOWN)
|
|
7
|
10958 {
|
|
71
|
10959 if (rettv != NULL)
|
|
|
10960 EMSG2(_(e_undefvar), name);
|
|
7
|
10961 ret = FAIL;
|
|
|
10962 }
|
|
71
|
10963 else if (rettv != NULL)
|
|
|
10964 copy_tv(&tv, rettv);
|
|
7
|
10965
|
|
|
10966 name[len] = cc;
|
|
|
10967
|
|
|
10968 return ret;
|
|
|
10969 }
|
|
|
10970
|
|
|
10971 /*
|
|
56
|
10972 * Allocate memory for a variable type-value, and make it emtpy (0 or NULL
|
|
|
10973 * value).
|
|
|
10974 */
|
|
|
10975 static typeval *
|
|
71
|
10976 alloc_tv()
|
|
56
|
10977 {
|
|
|
10978 return (typeval *)alloc_clear((unsigned)sizeof(typeval));
|
|
|
10979 }
|
|
|
10980
|
|
|
10981 /*
|
|
|
10982 * Allocate memory for a variable type-value, and assign a string to it.
|
|
7
|
10983 * The string "s" must have been allocated, it is consumed.
|
|
|
10984 * Return NULL for out of memory, the variable otherwise.
|
|
|
10985 */
|
|
56
|
10986 static typeval *
|
|
71
|
10987 alloc_string_tv(s)
|
|
7
|
10988 char_u *s;
|
|
|
10989 {
|
|
71
|
10990 typeval *rettv;
|
|
|
10991
|
|
|
10992 rettv = alloc_tv();
|
|
|
10993 if (rettv != NULL)
|
|
|
10994 {
|
|
|
10995 rettv->v_type = VAR_STRING;
|
|
|
10996 rettv->vval.v_string = s;
|
|
7
|
10997 }
|
|
|
10998 else
|
|
|
10999 vim_free(s);
|
|
71
|
11000 return rettv;
|
|
7
|
11001 }
|
|
|
11002
|
|
|
11003 /*
|
|
56
|
11004 * Free the memory for a variable type-value.
|
|
|
11005 */
|
|
|
11006 static void
|
|
71
|
11007 free_tv(varp)
|
|
56
|
11008 typeval *varp;
|
|
7
|
11009 {
|
|
|
11010 if (varp != NULL)
|
|
|
11011 {
|
|
56
|
11012 switch (varp->v_type)
|
|
|
11013 {
|
|
|
11014 case VAR_STRING:
|
|
|
11015 case VAR_FUNC:
|
|
|
11016 vim_free(varp->vval.v_string);
|
|
|
11017 break;
|
|
|
11018 case VAR_LIST:
|
|
|
11019 list_unref(varp->vval.v_list);
|
|
|
11020 break;
|
|
|
11021 default:
|
|
|
11022 break;
|
|
|
11023 }
|
|
7
|
11024 vim_free(varp);
|
|
|
11025 }
|
|
|
11026 }
|
|
|
11027
|
|
|
11028 /*
|
|
|
11029 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
11030 */
|
|
|
11031 static void
|
|
71
|
11032 clear_tv(varp)
|
|
56
|
11033 typeval *varp;
|
|
7
|
11034 {
|
|
|
11035 if (varp != NULL)
|
|
|
11036 {
|
|
56
|
11037 switch (varp->v_type)
|
|
|
11038 {
|
|
|
11039 case VAR_STRING:
|
|
|
11040 case VAR_FUNC:
|
|
|
11041 vim_free(varp->vval.v_string);
|
|
|
11042 varp->vval.v_string = NULL;
|
|
|
11043 break;
|
|
|
11044 case VAR_LIST:
|
|
|
11045 list_unref(varp->vval.v_list);
|
|
|
11046 break;
|
|
71
|
11047 case VAR_NUMBER:
|
|
56
|
11048 varp->vval.v_number = 0;
|
|
|
11049 break;
|
|
71
|
11050 case VAR_UNKNOWN:
|
|
|
11051 break;
|
|
|
11052 default:
|
|
|
11053 EMSG2(_(e_intern2), "clear_tv()");
|
|
|
11054 }
|
|
|
11055 }
|
|
|
11056 }
|
|
|
11057
|
|
|
11058 /*
|
|
|
11059 * Set the value of a variable to NULL without freeing items.
|
|
|
11060 */
|
|
|
11061 static void
|
|
|
11062 init_tv(varp)
|
|
|
11063 typeval *varp;
|
|
|
11064 {
|
|
|
11065 if (varp != NULL)
|
|
|
11066 vim_memset(varp, 0, sizeof(typeval));
|
|
7
|
11067 }
|
|
|
11068
|
|
|
11069 /*
|
|
|
11070 * Get the number value of a variable.
|
|
|
11071 * If it is a String variable, uses vim_str2nr().
|
|
|
11072 */
|
|
|
11073 static long
|
|
71
|
11074 get_tv_number(varp)
|
|
56
|
11075 typeval *varp;
|
|
|
11076 {
|
|
|
11077 long n = 0L;
|
|
|
11078
|
|
|
11079 switch (varp->v_type)
|
|
|
11080 {
|
|
|
11081 case VAR_NUMBER:
|
|
|
11082 n = (long)(varp->vval.v_number);
|
|
|
11083 break;
|
|
|
11084 case VAR_FUNC:
|
|
86
|
11085 EMSG(_("E703: Using function reference as a number"));
|
|
56
|
11086 break;
|
|
|
11087 case VAR_STRING:
|
|
|
11088 if (varp->vval.v_string != NULL)
|
|
|
11089 vim_str2nr(varp->vval.v_string, NULL, NULL,
|
|
|
11090 TRUE, TRUE, &n, NULL);
|
|
|
11091 break;
|
|
|
11092 default:
|
|
|
11093 break;
|
|
|
11094 }
|
|
|
11095 return n;
|
|
7
|
11096 }
|
|
|
11097
|
|
|
11098 /*
|
|
|
11099 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
11100 */
|
|
|
11101 static linenr_T
|
|
71
|
11102 get_tv_lnum(argvars)
|
|
|
11103 typeval *argvars;
|
|
|
11104 {
|
|
|
11105 typeval rettv;
|
|
7
|
11106 linenr_T lnum;
|
|
|
11107
|
|
71
|
11108 lnum = get_tv_number(&argvars[0]);
|
|
7
|
11109 if (lnum == 0) /* no valid number, try using line() */
|
|
|
11110 {
|
|
71
|
11111 rettv.v_type = VAR_NUMBER;
|
|
|
11112 f_line(argvars, &rettv);
|
|
|
11113 lnum = rettv.vval.v_number;
|
|
|
11114 clear_tv(&rettv);
|
|
7
|
11115 }
|
|
|
11116 return lnum;
|
|
|
11117 }
|
|
|
11118
|
|
|
11119 /*
|
|
|
11120 * Get the string value of a variable.
|
|
|
11121 * If it is a Number variable, the number is converted into a string.
|
|
|
11122 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
11123 * get_var_string_buf() uses a given buffer.
|
|
|
11124 * If the String variable has never been set, return an empty string.
|
|
|
11125 * Never returns NULL;
|
|
|
11126 */
|
|
|
11127 static char_u *
|
|
71
|
11128 get_tv_string(varp)
|
|
56
|
11129 typeval *varp;
|
|
7
|
11130 {
|
|
|
11131 static char_u mybuf[NUMBUFLEN];
|
|
|
11132
|
|
71
|
11133 return get_tv_string_buf(varp, mybuf);
|
|
7
|
11134 }
|
|
|
11135
|
|
|
11136 static char_u *
|
|
71
|
11137 get_tv_string_buf(varp, buf)
|
|
56
|
11138 typeval *varp;
|
|
|
11139 char_u *buf;
|
|
|
11140 {
|
|
|
11141 switch (varp->v_type)
|
|
|
11142 {
|
|
|
11143 case VAR_NUMBER:
|
|
|
11144 sprintf((char *)buf, "%ld", (long)varp->vval.v_number);
|
|
|
11145 return buf;
|
|
|
11146 case VAR_FUNC:
|
|
|
11147 EMSG(_("E99: using Funcref as a String"));
|
|
|
11148 break;
|
|
|
11149 case VAR_LIST:
|
|
|
11150 EMSG(_("E99: using List as a String"));
|
|
|
11151 break;
|
|
|
11152 case VAR_STRING:
|
|
|
11153 if (varp->vval.v_string != NULL)
|
|
|
11154 return varp->vval.v_string;
|
|
|
11155 break;
|
|
|
11156 default:
|
|
71
|
11157 EMSG2(_(e_intern2), "get_tv_string_buf()");
|
|
56
|
11158 break;
|
|
|
11159 }
|
|
|
11160 return (char_u *)"";
|
|
7
|
11161 }
|
|
|
11162
|
|
|
11163 /*
|
|
|
11164 * Find variable "name" in the list of variables.
|
|
|
11165 * Return a pointer to it if found, NULL if not found.
|
|
56
|
11166 * Careful: "a:0" variables don't have a name.
|
|
7
|
11167 */
|
|
|
11168 static VAR
|
|
|
11169 find_var(name, writing)
|
|
|
11170 char_u *name;
|
|
|
11171 int writing;
|
|
|
11172 {
|
|
|
11173 int i;
|
|
|
11174 char_u *varname;
|
|
|
11175 garray_T *gap;
|
|
|
11176
|
|
|
11177 if (name[0] == 'a' && name[1] == ':')
|
|
|
11178 {
|
|
56
|
11179 /* Function arguments "a:".
|
|
|
11180 * NOTE: We use a typecast, because function arguments don't have a
|
|
|
11181 * name. The caller must not try to access the name! */
|
|
7
|
11182 if (writing)
|
|
|
11183 {
|
|
|
11184 EMSG2(_(e_readonlyvar), name);
|
|
|
11185 return NULL;
|
|
|
11186 }
|
|
|
11187 name += 2;
|
|
|
11188 if (current_funccal == NULL)
|
|
|
11189 return NULL;
|
|
|
11190 if (VIM_ISDIGIT(*name))
|
|
|
11191 {
|
|
|
11192 i = atol((char *)name);
|
|
|
11193 if (i == 0) /* a:0 */
|
|
|
11194 return ¤t_funccal->a0_var;
|
|
|
11195 i += current_funccal->func->args.ga_len;
|
|
|
11196 if (i > current_funccal->argcount) /* a:999 */
|
|
|
11197 return NULL;
|
|
56
|
11198 return (VAR)&(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
7
|
11199 }
|
|
|
11200 if (STRCMP(name, "firstline") == 0)
|
|
|
11201 return &(current_funccal->firstline);
|
|
|
11202 if (STRCMP(name, "lastline") == 0)
|
|
|
11203 return &(current_funccal->lastline);
|
|
|
11204 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
11205 if (STRCMP(name, ((char_u **)
|
|
|
11206 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
56
|
11207 return (VAR)&(current_funccal->argvars[i]); /* a:name */
|
|
7
|
11208 return NULL;
|
|
|
11209 }
|
|
|
11210
|
|
|
11211 gap = find_var_ga(name, &varname);
|
|
|
11212 if (gap == NULL)
|
|
|
11213 return NULL;
|
|
|
11214 return find_var_in_ga(gap, varname);
|
|
|
11215 }
|
|
|
11216
|
|
|
11217 static VAR
|
|
|
11218 find_var_in_ga(gap, varname)
|
|
|
11219 garray_T *gap;
|
|
|
11220 char_u *varname;
|
|
|
11221 {
|
|
|
11222 int i;
|
|
|
11223
|
|
|
11224 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
11225 if (VAR_GAP_ENTRY(i, gap).v_name != NULL
|
|
|
11226 && STRCMP(VAR_GAP_ENTRY(i, gap).v_name, varname) == 0)
|
|
7
|
11227 break;
|
|
|
11228 if (i < 0)
|
|
|
11229 return NULL;
|
|
|
11230 return &VAR_GAP_ENTRY(i, gap);
|
|
|
11231 }
|
|
|
11232
|
|
|
11233 /*
|
|
|
11234 * Find the growarray and start of name without ':' for a variable name.
|
|
|
11235 */
|
|
|
11236 static garray_T *
|
|
|
11237 find_var_ga(name, varname)
|
|
|
11238 char_u *name;
|
|
|
11239 char_u **varname;
|
|
|
11240 {
|
|
|
11241 if (name[1] != ':')
|
|
|
11242 {
|
|
|
11243 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
11244 if (vim_strchr(name, ':') != NULL)
|
|
|
11245 return NULL;
|
|
|
11246 *varname = name;
|
|
|
11247 if (current_funccal == NULL)
|
|
|
11248 return &variables; /* global variable */
|
|
|
11249 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
11250 }
|
|
|
11251 *varname = name + 2;
|
|
|
11252 if (*name == 'b') /* buffer variable */
|
|
|
11253 return &curbuf->b_vars;
|
|
|
11254 if (*name == 'w') /* window variable */
|
|
|
11255 return &curwin->w_vars;
|
|
|
11256 if (*name == 'g') /* global variable */
|
|
|
11257 return &variables;
|
|
|
11258 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
11259 return ¤t_funccal->l_vars;
|
|
|
11260 if (*name == 's' /* script variable */
|
|
|
11261 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
11262 return &SCRIPT_VARS(current_SID);
|
|
|
11263 return NULL;
|
|
|
11264 }
|
|
|
11265
|
|
|
11266 /*
|
|
|
11267 * Get the string value of a (global/local) variable.
|
|
|
11268 * Returns NULL when it doesn't exist.
|
|
|
11269 */
|
|
|
11270 char_u *
|
|
|
11271 get_var_value(name)
|
|
|
11272 char_u *name;
|
|
|
11273 {
|
|
|
11274 VAR v;
|
|
|
11275
|
|
|
11276 v = find_var(name, FALSE);
|
|
|
11277 if (v == NULL)
|
|
|
11278 return NULL;
|
|
|
11279 return get_var_string(v);
|
|
|
11280 }
|
|
|
11281
|
|
|
11282 /*
|
|
|
11283 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
11284 * sourcing this script and when executing functions defined in the script.
|
|
|
11285 */
|
|
|
11286 void
|
|
|
11287 new_script_vars(id)
|
|
|
11288 scid_T id;
|
|
|
11289 {
|
|
|
11290 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
11291 {
|
|
|
11292 while (ga_scripts.ga_len < id)
|
|
|
11293 {
|
|
56
|
11294 vars_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
7
|
11295 ++ga_scripts.ga_len;
|
|
|
11296 }
|
|
|
11297 }
|
|
|
11298 }
|
|
|
11299
|
|
|
11300 /*
|
|
|
11301 * Initialize internal variables for use.
|
|
|
11302 */
|
|
|
11303 void
|
|
56
|
11304 vars_init(gap)
|
|
7
|
11305 garray_T *gap;
|
|
|
11306 {
|
|
|
11307 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
11308 }
|
|
|
11309
|
|
|
11310 /*
|
|
|
11311 * Clean up a list of internal variables.
|
|
|
11312 */
|
|
|
11313 void
|
|
56
|
11314 vars_clear(gap)
|
|
7
|
11315 garray_T *gap;
|
|
|
11316 {
|
|
|
11317 int i;
|
|
|
11318
|
|
|
11319 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
11320 clear_var(&VAR_GAP_ENTRY(i, gap));
|
|
7
|
11321 ga_clear(gap);
|
|
|
11322 }
|
|
|
11323
|
|
|
11324 static void
|
|
56
|
11325 clear_var(v)
|
|
7
|
11326 VAR v;
|
|
|
11327 {
|
|
56
|
11328 vim_free(v->v_name);
|
|
|
11329 v->v_name = NULL;
|
|
71
|
11330 clear_tv(&v->tv);
|
|
7
|
11331 }
|
|
|
11332
|
|
|
11333 /*
|
|
|
11334 * List the value of one internal variable.
|
|
|
11335 */
|
|
|
11336 static void
|
|
|
11337 list_one_var(v, prefix)
|
|
|
11338 VAR v;
|
|
|
11339 char_u *prefix;
|
|
|
11340 {
|
|
56
|
11341 char_u *tofree;
|
|
|
11342 char_u *s;
|
|
80
|
11343 char_u numbuf[NUMBUFLEN];
|
|
|
11344
|
|
|
11345 s = tv2string(&v->tv, &tofree, numbuf);
|
|
56
|
11346 list_one_var_a(prefix, v->v_name, v->tv.v_type,
|
|
|
11347 s == NULL ? (char_u *)"" : s);
|
|
|
11348 vim_free(tofree);
|
|
7
|
11349 }
|
|
|
11350
|
|
|
11351 /*
|
|
|
11352 * List the value of one "v:" variable.
|
|
|
11353 */
|
|
|
11354 static void
|
|
|
11355 list_vim_var(i)
|
|
|
11356 int i; /* index in vimvars[] */
|
|
|
11357 {
|
|
|
11358 char_u *p;
|
|
|
11359 char_u numbuf[NUMBUFLEN];
|
|
|
11360
|
|
|
11361 if (vimvars[i].type == VAR_NUMBER)
|
|
|
11362 {
|
|
|
11363 p = numbuf;
|
|
|
11364 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
11365 }
|
|
|
11366 else if (vimvars[i].val == NULL)
|
|
|
11367 p = (char_u *)"";
|
|
|
11368 else
|
|
|
11369 p = vimvars[i].val;
|
|
|
11370 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
11371 vimvars[i].type, p);
|
|
|
11372 }
|
|
|
11373
|
|
|
11374 static void
|
|
|
11375 list_one_var_a(prefix, name, type, string)
|
|
|
11376 char_u *prefix;
|
|
|
11377 char_u *name;
|
|
|
11378 int type;
|
|
|
11379 char_u *string;
|
|
|
11380 {
|
|
|
11381 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
11382 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
11383 msg_puts(name);
|
|
|
11384 msg_putchar(' ');
|
|
|
11385 msg_advance(22);
|
|
|
11386 if (type == VAR_NUMBER)
|
|
|
11387 msg_putchar('#');
|
|
56
|
11388 else if (type == VAR_FUNC)
|
|
|
11389 msg_putchar('*');
|
|
|
11390 else if (type == VAR_LIST)
|
|
|
11391 {
|
|
|
11392 msg_putchar('[');
|
|
|
11393 if (*string == '[')
|
|
|
11394 ++string;
|
|
|
11395 }
|
|
7
|
11396 else
|
|
|
11397 msg_putchar(' ');
|
|
56
|
11398
|
|
7
|
11399 msg_outtrans(string);
|
|
56
|
11400
|
|
|
11401 if (type == VAR_FUNC)
|
|
|
11402 msg_puts((char_u *)"()");
|
|
7
|
11403 }
|
|
|
11404
|
|
|
11405 /*
|
|
71
|
11406 * Set variable "name" to value in "tv".
|
|
7
|
11407 * If the variable already exists, the value is updated.
|
|
|
11408 * Otherwise the variable is created.
|
|
|
11409 */
|
|
|
11410 static void
|
|
71
|
11411 set_var(name, tv, copy)
|
|
7
|
11412 char_u *name;
|
|
71
|
11413 typeval *tv;
|
|
|
11414 int copy; /* make copy of value in "tv" */
|
|
7
|
11415 {
|
|
|
11416 int i;
|
|
|
11417 VAR v;
|
|
|
11418 char_u *varname;
|
|
|
11419 garray_T *gap;
|
|
|
11420
|
|
|
11421 /*
|
|
|
11422 * Handle setting internal v: variables.
|
|
|
11423 */
|
|
|
11424 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
11425 if (i >= 0)
|
|
|
11426 {
|
|
|
11427 if (vimvars[i].flags & VV_RO)
|
|
|
11428 EMSG2(_(e_readonlyvar), name);
|
|
29
|
11429 else if ((vimvars[i].flags & VV_RO_SBX) && sandbox)
|
|
|
11430 EMSG2(_(e_readonlysbx), name);
|
|
7
|
11431 else
|
|
|
11432 {
|
|
|
11433 if (vimvars[i].type == VAR_STRING)
|
|
|
11434 {
|
|
|
11435 vim_free(vimvars[i].val);
|
|
71
|
11436 if (copy || tv->v_type != VAR_STRING)
|
|
|
11437 vimvars[i].val = vim_strsave(get_tv_string(tv));
|
|
51
|
11438 else
|
|
|
11439 {
|
|
|
11440 /* Take over the string to avoid an extra alloc/free. */
|
|
71
|
11441 vimvars[i].val = tv->vval.v_string;
|
|
|
11442 tv->vval.v_string = NULL;
|
|
51
|
11443 }
|
|
7
|
11444 }
|
|
|
11445 else
|
|
71
|
11446 vimvars[i].val = (char_u *)get_tv_number(tv);
|
|
7
|
11447 }
|
|
|
11448 return;
|
|
|
11449 }
|
|
|
11450
|
|
71
|
11451 if (tv->v_type == VAR_FUNC)
|
|
56
|
11452 {
|
|
|
11453 if (!(vim_strchr((char_u *)"wbs", name[0]) != NULL && name[1] == ':')
|
|
|
11454 && !ASCII_ISUPPER((name[0] != NUL && name[1] == ':')
|
|
|
11455 ? name[2] : name[0]))
|
|
|
11456 {
|
|
86
|
11457 EMSG2(_("E704: Funcref variable name must start with a capital: %s"), name);
|
|
56
|
11458 return;
|
|
|
11459 }
|
|
|
11460 if (function_exists(name))
|
|
|
11461 {
|
|
86
|
11462 EMSG2(_("705: Variable name conflicts with existing function: %s"), name);
|
|
56
|
11463 return;
|
|
|
11464 }
|
|
|
11465 }
|
|
|
11466
|
|
7
|
11467 v = find_var(name, TRUE);
|
|
|
11468 if (v != NULL) /* existing variable, only need to free string */
|
|
|
11469 {
|
|
71
|
11470 if (v->tv.v_type != tv->v_type
|
|
56
|
11471 && !((v->tv.v_type == VAR_STRING
|
|
|
11472 || v->tv.v_type == VAR_NUMBER)
|
|
71
|
11473 && (tv->v_type == VAR_STRING
|
|
|
11474 || tv->v_type == VAR_NUMBER)))
|
|
56
|
11475 {
|
|
86
|
11476 EMSG2(_("E706: Variable type mismatch for: %s"), name);
|
|
56
|
11477 return;
|
|
|
11478 }
|
|
71
|
11479 clear_tv(&v->tv);
|
|
7
|
11480 }
|
|
|
11481 else /* add a new variable */
|
|
|
11482 {
|
|
|
11483 gap = find_var_ga(name, &varname);
|
|
|
11484 if (gap == NULL) /* illegal name */
|
|
|
11485 {
|
|
|
11486 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
11487 return;
|
|
|
11488 }
|
|
|
11489
|
|
|
11490 /* Try to use an empty entry */
|
|
|
11491 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
11492 if (VAR_GAP_ENTRY(i, gap).v_name == NULL)
|
|
7
|
11493 break;
|
|
|
11494 if (i < 0) /* need to allocate more room */
|
|
|
11495 {
|
|
|
11496 if (ga_grow(gap, 1) == FAIL)
|
|
|
11497 return;
|
|
|
11498 i = gap->ga_len;
|
|
|
11499 }
|
|
|
11500 v = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
11501 if ((v->v_name = vim_strsave(varname)) == NULL)
|
|
7
|
11502 return;
|
|
|
11503 if (i == gap->ga_len)
|
|
|
11504 ++gap->ga_len;
|
|
|
11505 }
|
|
71
|
11506 if (copy || tv->v_type == VAR_NUMBER)
|
|
|
11507 copy_tv(tv, &v->tv);
|
|
|
11508 else
|
|
|
11509 {
|
|
|
11510 v->tv = *tv;
|
|
|
11511 init_tv(tv);
|
|
56
|
11512 }
|
|
|
11513 }
|
|
|
11514
|
|
|
11515 /*
|
|
|
11516 * Copy the values from typeval "from" to typeval "to".
|
|
|
11517 * When needed allocates string or increases reference count.
|
|
|
11518 * Does not make a copy of a list!
|
|
|
11519 */
|
|
|
11520 static void
|
|
71
|
11521 copy_tv(from, to)
|
|
56
|
11522 typeval *from;
|
|
|
11523 typeval *to;
|
|
|
11524 {
|
|
|
11525 to->v_type = from->v_type;
|
|
|
11526 switch (from->v_type)
|
|
|
11527 {
|
|
|
11528 case VAR_NUMBER:
|
|
|
11529 to->vval.v_number = from->vval.v_number;
|
|
|
11530 break;
|
|
|
11531 case VAR_STRING:
|
|
|
11532 case VAR_FUNC:
|
|
|
11533 if (from->vval.v_string == NULL)
|
|
|
11534 to->vval.v_string = NULL;
|
|
|
11535 else
|
|
|
11536 to->vval.v_string = vim_strsave(from->vval.v_string);
|
|
|
11537 break;
|
|
|
11538 case VAR_LIST:
|
|
|
11539 if (from->vval.v_list == NULL)
|
|
|
11540 to->vval.v_list = NULL;
|
|
|
11541 else
|
|
|
11542 {
|
|
|
11543 to->vval.v_list = from->vval.v_list;
|
|
|
11544 ++to->vval.v_list->lv_refcount;
|
|
|
11545 }
|
|
|
11546 break;
|
|
|
11547 default:
|
|
71
|
11548 EMSG2(_(e_intern2), "copy_tv()");
|
|
56
|
11549 break;
|
|
|
11550 }
|
|
7
|
11551 }
|
|
|
11552
|
|
|
11553 /*
|
|
|
11554 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
11555 * newline at the end.
|
|
|
11556 * ":echon expr1 ..." print each argument plain.
|
|
|
11557 */
|
|
|
11558 void
|
|
|
11559 ex_echo(eap)
|
|
|
11560 exarg_T *eap;
|
|
|
11561 {
|
|
|
11562 char_u *arg = eap->arg;
|
|
71
|
11563 typeval rettv;
|
|
56
|
11564 char_u *tofree;
|
|
7
|
11565 char_u *p;
|
|
|
11566 int needclr = TRUE;
|
|
|
11567 int atstart = TRUE;
|
|
80
|
11568 char_u numbuf[NUMBUFLEN];
|
|
7
|
11569
|
|
|
11570 if (eap->skip)
|
|
|
11571 ++emsg_skip;
|
|
|
11572 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
11573 {
|
|
|
11574 p = arg;
|
|
71
|
11575 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
11576 {
|
|
|
11577 /*
|
|
|
11578 * Report the invalid expression unless the expression evaluation
|
|
|
11579 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
11580 * exception.
|
|
|
11581 */
|
|
|
11582 if (!aborting())
|
|
|
11583 EMSG2(_(e_invexpr2), p);
|
|
|
11584 break;
|
|
|
11585 }
|
|
|
11586 if (!eap->skip)
|
|
|
11587 {
|
|
|
11588 if (atstart)
|
|
|
11589 {
|
|
|
11590 atstart = FALSE;
|
|
|
11591 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
11592 * may cause a message to appear. */
|
|
|
11593 if (eap->cmdidx == CMD_echo)
|
|
|
11594 msg_start();
|
|
|
11595 }
|
|
|
11596 else if (eap->cmdidx == CMD_echo)
|
|
|
11597 msg_puts_attr((char_u *)" ", echo_attr);
|
|
80
|
11598 for (p = tv2string(&rettv, &tofree, numbuf);
|
|
|
11599 *p != NUL && !got_int; ++p)
|
|
7
|
11600 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
11601 {
|
|
|
11602 if (*p != TAB && needclr)
|
|
|
11603 {
|
|
|
11604 /* remove any text still there from the command */
|
|
|
11605 msg_clr_eos();
|
|
|
11606 needclr = FALSE;
|
|
|
11607 }
|
|
|
11608 msg_putchar_attr(*p, echo_attr);
|
|
|
11609 }
|
|
|
11610 else
|
|
|
11611 {
|
|
|
11612 #ifdef FEAT_MBYTE
|
|
|
11613 if (has_mbyte)
|
|
|
11614 {
|
|
|
11615 int i = (*mb_ptr2len_check)(p);
|
|
|
11616
|
|
|
11617 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
11618 p += i - 1;
|
|
|
11619 }
|
|
|
11620 else
|
|
|
11621 #endif
|
|
|
11622 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
11623 }
|
|
56
|
11624 vim_free(tofree);
|
|
|
11625 }
|
|
71
|
11626 clear_tv(&rettv);
|
|
7
|
11627 arg = skipwhite(arg);
|
|
|
11628 }
|
|
|
11629 eap->nextcmd = check_nextcmd(arg);
|
|
|
11630
|
|
|
11631 if (eap->skip)
|
|
|
11632 --emsg_skip;
|
|
|
11633 else
|
|
|
11634 {
|
|
|
11635 /* remove text that may still be there from the command */
|
|
|
11636 if (needclr)
|
|
|
11637 msg_clr_eos();
|
|
|
11638 if (eap->cmdidx == CMD_echo)
|
|
|
11639 msg_end();
|
|
|
11640 }
|
|
|
11641 }
|
|
|
11642
|
|
|
11643 /*
|
|
|
11644 * ":echohl {name}".
|
|
|
11645 */
|
|
|
11646 void
|
|
|
11647 ex_echohl(eap)
|
|
|
11648 exarg_T *eap;
|
|
|
11649 {
|
|
|
11650 int id;
|
|
|
11651
|
|
|
11652 id = syn_name2id(eap->arg);
|
|
|
11653 if (id == 0)
|
|
|
11654 echo_attr = 0;
|
|
|
11655 else
|
|
|
11656 echo_attr = syn_id2attr(id);
|
|
|
11657 }
|
|
|
11658
|
|
|
11659 /*
|
|
|
11660 * ":execute expr1 ..." execute the result of an expression.
|
|
|
11661 * ":echomsg expr1 ..." Print a message
|
|
|
11662 * ":echoerr expr1 ..." Print an error
|
|
|
11663 * Each gets spaces around each argument and a newline at the end for
|
|
|
11664 * echo commands
|
|
|
11665 */
|
|
|
11666 void
|
|
|
11667 ex_execute(eap)
|
|
|
11668 exarg_T *eap;
|
|
|
11669 {
|
|
|
11670 char_u *arg = eap->arg;
|
|
71
|
11671 typeval rettv;
|
|
7
|
11672 int ret = OK;
|
|
|
11673 char_u *p;
|
|
|
11674 garray_T ga;
|
|
|
11675 int len;
|
|
|
11676 int save_did_emsg;
|
|
|
11677
|
|
|
11678 ga_init2(&ga, 1, 80);
|
|
|
11679
|
|
|
11680 if (eap->skip)
|
|
|
11681 ++emsg_skip;
|
|
|
11682 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
11683 {
|
|
|
11684 p = arg;
|
|
71
|
11685 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
11686 {
|
|
|
11687 /*
|
|
|
11688 * Report the invalid expression unless the expression evaluation
|
|
|
11689 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
11690 * exception.
|
|
|
11691 */
|
|
|
11692 if (!aborting())
|
|
|
11693 EMSG2(_(e_invexpr2), p);
|
|
|
11694 ret = FAIL;
|
|
|
11695 break;
|
|
|
11696 }
|
|
|
11697
|
|
|
11698 if (!eap->skip)
|
|
|
11699 {
|
|
71
|
11700 p = get_tv_string(&rettv);
|
|
7
|
11701 len = (int)STRLEN(p);
|
|
|
11702 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
11703 {
|
|
71
|
11704 clear_tv(&rettv);
|
|
7
|
11705 ret = FAIL;
|
|
|
11706 break;
|
|
|
11707 }
|
|
|
11708 if (ga.ga_len)
|
|
|
11709 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
11710 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
11711 ga.ga_len += len;
|
|
|
11712 }
|
|
|
11713
|
|
71
|
11714 clear_tv(&rettv);
|
|
7
|
11715 arg = skipwhite(arg);
|
|
|
11716 }
|
|
|
11717
|
|
|
11718 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
11719 {
|
|
|
11720 if (eap->cmdidx == CMD_echomsg)
|
|
|
11721 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
11722 else if (eap->cmdidx == CMD_echoerr)
|
|
|
11723 {
|
|
|
11724 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
11725 save_did_emsg = did_emsg;
|
|
|
11726 EMSG((char_u *)ga.ga_data);
|
|
|
11727 if (!force_abort)
|
|
|
11728 did_emsg = save_did_emsg;
|
|
|
11729 }
|
|
|
11730 else if (eap->cmdidx == CMD_execute)
|
|
|
11731 do_cmdline((char_u *)ga.ga_data,
|
|
|
11732 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
11733 }
|
|
|
11734
|
|
|
11735 ga_clear(&ga);
|
|
|
11736
|
|
|
11737 if (eap->skip)
|
|
|
11738 --emsg_skip;
|
|
|
11739
|
|
|
11740 eap->nextcmd = check_nextcmd(arg);
|
|
|
11741 }
|
|
|
11742
|
|
|
11743 /*
|
|
|
11744 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
11745 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
11746 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
11747 * after the option name.
|
|
|
11748 */
|
|
|
11749 static char_u *
|
|
|
11750 find_option_end(arg, opt_flags)
|
|
|
11751 char_u **arg;
|
|
|
11752 int *opt_flags;
|
|
|
11753 {
|
|
|
11754 char_u *p = *arg;
|
|
|
11755
|
|
|
11756 ++p;
|
|
|
11757 if (*p == 'g' && p[1] == ':')
|
|
|
11758 {
|
|
|
11759 *opt_flags = OPT_GLOBAL;
|
|
|
11760 p += 2;
|
|
|
11761 }
|
|
|
11762 else if (*p == 'l' && p[1] == ':')
|
|
|
11763 {
|
|
|
11764 *opt_flags = OPT_LOCAL;
|
|
|
11765 p += 2;
|
|
|
11766 }
|
|
|
11767 else
|
|
|
11768 *opt_flags = 0;
|
|
|
11769
|
|
|
11770 if (!ASCII_ISALPHA(*p))
|
|
|
11771 return NULL;
|
|
|
11772 *arg = p;
|
|
|
11773
|
|
|
11774 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
11775 p += 4; /* termcap option */
|
|
|
11776 else
|
|
|
11777 while (ASCII_ISALPHA(*p))
|
|
|
11778 ++p;
|
|
|
11779 return p;
|
|
|
11780 }
|
|
|
11781
|
|
|
11782 /*
|
|
|
11783 * ":function"
|
|
|
11784 */
|
|
|
11785 void
|
|
|
11786 ex_function(eap)
|
|
|
11787 exarg_T *eap;
|
|
|
11788 {
|
|
|
11789 char_u *theline;
|
|
|
11790 int j;
|
|
|
11791 int c;
|
|
|
11792 int saved_did_emsg;
|
|
|
11793 char_u *name = NULL;
|
|
|
11794 char_u *p;
|
|
|
11795 char_u *arg;
|
|
|
11796 garray_T newargs;
|
|
|
11797 garray_T newlines;
|
|
|
11798 int varargs = FALSE;
|
|
|
11799 int mustend = FALSE;
|
|
|
11800 int flags = 0;
|
|
|
11801 ufunc_T *fp;
|
|
|
11802 int indent;
|
|
|
11803 int nesting;
|
|
|
11804 char_u *skip_until = NULL;
|
|
|
11805 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
56
|
11806 VAR v;
|
|
7
|
11807
|
|
|
11808 /*
|
|
|
11809 * ":function" without argument: list functions.
|
|
|
11810 */
|
|
|
11811 if (ends_excmd(*eap->arg))
|
|
|
11812 {
|
|
|
11813 if (!eap->skip)
|
|
|
11814 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
11815 list_func_head(fp, FALSE);
|
|
|
11816 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
11817 return;
|
|
|
11818 }
|
|
|
11819
|
|
|
11820 p = eap->arg;
|
|
|
11821 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
11822 if (name == NULL && !eap->skip)
|
|
|
11823 {
|
|
|
11824 /*
|
|
|
11825 * Return on an invalid expression in braces, unless the expression
|
|
|
11826 * evaluation has been cancelled due to an aborting error, an
|
|
|
11827 * interrupt, or an exception.
|
|
|
11828 */
|
|
|
11829 if (!aborting())
|
|
|
11830 return;
|
|
|
11831 else
|
|
|
11832 eap->skip = TRUE;
|
|
|
11833 }
|
|
|
11834 /* An error in a function call during evaluation of an expression in magic
|
|
|
11835 * braces should not cause the function not to be defined. */
|
|
|
11836 saved_did_emsg = did_emsg;
|
|
|
11837 did_emsg = FALSE;
|
|
|
11838
|
|
|
11839 /*
|
|
|
11840 * ":function func" with only function name: list function.
|
|
|
11841 */
|
|
|
11842 if (vim_strchr(p, '(') == NULL)
|
|
|
11843 {
|
|
|
11844 if (!ends_excmd(*skipwhite(p)))
|
|
|
11845 {
|
|
|
11846 EMSG(_(e_trailing));
|
|
|
11847 goto erret_name;
|
|
|
11848 }
|
|
|
11849 eap->nextcmd = check_nextcmd(p);
|
|
|
11850 if (eap->nextcmd != NULL)
|
|
|
11851 *p = NUL;
|
|
|
11852 if (!eap->skip && !got_int)
|
|
|
11853 {
|
|
|
11854 fp = find_func(name);
|
|
|
11855 if (fp != NULL)
|
|
|
11856 {
|
|
|
11857 list_func_head(fp, TRUE);
|
|
|
11858 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
11859 {
|
|
|
11860 msg_putchar('\n');
|
|
|
11861 msg_outnum((long)(j + 1));
|
|
|
11862 if (j < 9)
|
|
|
11863 msg_putchar(' ');
|
|
|
11864 if (j < 99)
|
|
|
11865 msg_putchar(' ');
|
|
|
11866 msg_prt_line(FUNCLINE(fp, j));
|
|
|
11867 out_flush(); /* show a line at a time */
|
|
|
11868 ui_breakcheck();
|
|
|
11869 }
|
|
|
11870 if (!got_int)
|
|
|
11871 {
|
|
|
11872 msg_putchar('\n');
|
|
|
11873 msg_puts((char_u *)" endfunction");
|
|
|
11874 }
|
|
|
11875 }
|
|
|
11876 else
|
|
|
11877 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
11878 }
|
|
|
11879 goto erret_name;
|
|
|
11880 }
|
|
|
11881
|
|
|
11882 /*
|
|
|
11883 * ":function name(arg1, arg2)" Define function.
|
|
|
11884 */
|
|
|
11885 p = skipwhite(p);
|
|
|
11886 if (*p != '(')
|
|
|
11887 {
|
|
|
11888 if (!eap->skip)
|
|
|
11889 {
|
|
|
11890 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
11891 goto erret_name;
|
|
|
11892 }
|
|
|
11893 /* attempt to continue by skipping some text */
|
|
|
11894 if (vim_strchr(p, '(') != NULL)
|
|
|
11895 p = vim_strchr(p, '(');
|
|
|
11896 }
|
|
|
11897 p = skipwhite(p + 1);
|
|
|
11898
|
|
|
11899 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
11900 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
11901
|
|
|
11902 /*
|
|
|
11903 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
11904 */
|
|
|
11905 while (*p != ')')
|
|
|
11906 {
|
|
|
11907 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
11908 {
|
|
|
11909 varargs = TRUE;
|
|
|
11910 p += 3;
|
|
|
11911 mustend = TRUE;
|
|
|
11912 }
|
|
|
11913 else
|
|
|
11914 {
|
|
|
11915 arg = p;
|
|
|
11916 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
11917 ++p;
|
|
|
11918 if (arg == p || isdigit(*arg)
|
|
|
11919 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
11920 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
11921 {
|
|
|
11922 if (!eap->skip)
|
|
|
11923 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
11924 break;
|
|
|
11925 }
|
|
|
11926 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
11927 goto erret;
|
|
|
11928 c = *p;
|
|
|
11929 *p = NUL;
|
|
|
11930 arg = vim_strsave(arg);
|
|
|
11931 if (arg == NULL)
|
|
|
11932 goto erret;
|
|
|
11933 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
11934 *p = c;
|
|
|
11935 newargs.ga_len++;
|
|
|
11936 if (*p == ',')
|
|
|
11937 ++p;
|
|
|
11938 else
|
|
|
11939 mustend = TRUE;
|
|
|
11940 }
|
|
|
11941 p = skipwhite(p);
|
|
|
11942 if (mustend && *p != ')')
|
|
|
11943 {
|
|
|
11944 if (!eap->skip)
|
|
|
11945 EMSG2(_(e_invarg2), eap->arg);
|
|
|
11946 break;
|
|
|
11947 }
|
|
|
11948 }
|
|
|
11949 ++p; /* skip the ')' */
|
|
|
11950
|
|
|
11951 /* find extra arguments "range" and "abort" */
|
|
|
11952 for (;;)
|
|
|
11953 {
|
|
|
11954 p = skipwhite(p);
|
|
|
11955 if (STRNCMP(p, "range", 5) == 0)
|
|
|
11956 {
|
|
|
11957 flags |= FC_RANGE;
|
|
|
11958 p += 5;
|
|
|
11959 }
|
|
|
11960 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
11961 {
|
|
|
11962 flags |= FC_ABORT;
|
|
|
11963 p += 5;
|
|
|
11964 }
|
|
|
11965 else
|
|
|
11966 break;
|
|
|
11967 }
|
|
|
11968
|
|
|
11969 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
11970 EMSG(_(e_trailing));
|
|
|
11971
|
|
|
11972 /*
|
|
|
11973 * Read the body of the function, until ":endfunction" is found.
|
|
|
11974 */
|
|
|
11975 if (KeyTyped)
|
|
|
11976 {
|
|
|
11977 /* Check if the function already exists, don't let the user type the
|
|
|
11978 * whole function before telling him it doesn't work! For a script we
|
|
|
11979 * need to skip the body to be able to find what follows. */
|
|
|
11980 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
11981 EMSG2(_(e_funcexts), name);
|
|
|
11982
|
|
|
11983 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
11984 cmdline_row = msg_row;
|
|
|
11985 }
|
|
|
11986
|
|
|
11987 indent = 2;
|
|
|
11988 nesting = 0;
|
|
|
11989 for (;;)
|
|
|
11990 {
|
|
|
11991 msg_scroll = TRUE;
|
|
|
11992 need_wait_return = FALSE;
|
|
|
11993 if (eap->getline == NULL)
|
|
|
11994 theline = getcmdline(':', 0L, indent);
|
|
|
11995 else
|
|
|
11996 theline = eap->getline(':', eap->cookie, indent);
|
|
|
11997 if (KeyTyped)
|
|
|
11998 lines_left = Rows - 1;
|
|
|
11999 if (theline == NULL)
|
|
|
12000 {
|
|
|
12001 EMSG(_("E126: Missing :endfunction"));
|
|
|
12002 goto erret;
|
|
|
12003 }
|
|
|
12004
|
|
|
12005 if (skip_until != NULL)
|
|
|
12006 {
|
|
|
12007 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
12008 * don't check for ":endfunc". */
|
|
|
12009 if (STRCMP(theline, skip_until) == 0)
|
|
|
12010 {
|
|
|
12011 vim_free(skip_until);
|
|
|
12012 skip_until = NULL;
|
|
|
12013 }
|
|
|
12014 }
|
|
|
12015 else
|
|
|
12016 {
|
|
|
12017 /* skip ':' and blanks*/
|
|
|
12018 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
12019 ;
|
|
|
12020
|
|
|
12021 /* Check for "endfunction" (should be more strict...). */
|
|
|
12022 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
12023 {
|
|
|
12024 vim_free(theline);
|
|
|
12025 break;
|
|
|
12026 }
|
|
|
12027
|
|
|
12028 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
12029 * at "end". */
|
|
|
12030 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
12031 indent -= 2;
|
|
|
12032 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
12033 || STRNCMP(p, "try", 3) == 0)
|
|
|
12034 indent += 2;
|
|
|
12035
|
|
|
12036 /* Check for defining a function inside this function. */
|
|
|
12037 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
12038 {
|
|
|
12039 p = skipwhite(skiptowhite(p));
|
|
|
12040 p += eval_fname_script(p);
|
|
|
12041 if (ASCII_ISALPHA(*p))
|
|
|
12042 {
|
|
|
12043 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
12044 if (*skipwhite(p) == '(')
|
|
|
12045 {
|
|
|
12046 ++nesting;
|
|
|
12047 indent += 2;
|
|
|
12048 }
|
|
|
12049 }
|
|
|
12050 }
|
|
|
12051
|
|
|
12052 /* Check for ":append" or ":insert". */
|
|
|
12053 p = skip_range(p, NULL);
|
|
|
12054 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
12055 || (p[0] == 'i'
|
|
|
12056 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
12057 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
12058 skip_until = vim_strsave((char_u *)".");
|
|
|
12059
|
|
|
12060 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
12061 arg = skipwhite(skiptowhite(p));
|
|
|
12062 if (arg[0] == '<' && arg[1] =='<'
|
|
|
12063 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
12064 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
12065 || (p[0] == 'p' && p[1] == 'e'
|
|
|
12066 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
12067 || (p[0] == 't' && p[1] == 'c'
|
|
|
12068 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
12069 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
12070 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
12071 || (p[0] == 'm' && p[1] == 'z'
|
|
|
12072 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
12073 ))
|
|
|
12074 {
|
|
|
12075 /* ":python <<" continues until a dot, like ":append" */
|
|
|
12076 p = skipwhite(arg + 2);
|
|
|
12077 if (*p == NUL)
|
|
|
12078 skip_until = vim_strsave((char_u *)".");
|
|
|
12079 else
|
|
|
12080 skip_until = vim_strsave(p);
|
|
|
12081 }
|
|
|
12082 }
|
|
|
12083
|
|
|
12084 /* Add the line to the function. */
|
|
|
12085 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
12086 goto erret;
|
|
|
12087 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
12088 newlines.ga_len++;
|
|
|
12089 }
|
|
|
12090
|
|
|
12091 /* Don't define the function when skipping commands or when an error was
|
|
|
12092 * detected. */
|
|
|
12093 if (eap->skip || did_emsg)
|
|
|
12094 goto erret;
|
|
|
12095
|
|
|
12096 /*
|
|
|
12097 * If there are no errors, add the function
|
|
|
12098 */
|
|
56
|
12099 v = find_var(name, FALSE);
|
|
|
12100 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
12101 {
|
|
86
|
12102 EMSG2(_("E707: Function name conflicts with variable: %s"), name);
|
|
56
|
12103 goto erret;
|
|
|
12104 }
|
|
|
12105
|
|
7
|
12106 fp = find_func(name);
|
|
|
12107 if (fp != NULL)
|
|
|
12108 {
|
|
|
12109 if (!eap->forceit)
|
|
|
12110 {
|
|
|
12111 EMSG2(_(e_funcexts), name);
|
|
|
12112 goto erret;
|
|
|
12113 }
|
|
|
12114 if (fp->calls)
|
|
|
12115 {
|
|
|
12116 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
12117 goto erret;
|
|
|
12118 }
|
|
|
12119 /* redefine existing function */
|
|
|
12120 ga_clear_strings(&(fp->args));
|
|
|
12121 ga_clear_strings(&(fp->lines));
|
|
|
12122 vim_free(name);
|
|
|
12123 }
|
|
|
12124 else
|
|
|
12125 {
|
|
|
12126 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
12127 if (fp == NULL)
|
|
|
12128 goto erret;
|
|
|
12129 /* insert the new function in the function list */
|
|
|
12130 fp->next = firstfunc;
|
|
|
12131 firstfunc = fp;
|
|
|
12132 fp->name = name;
|
|
|
12133 }
|
|
|
12134 fp->args = newargs;
|
|
|
12135 fp->lines = newlines;
|
|
|
12136 fp->varargs = varargs;
|
|
|
12137 fp->flags = flags;
|
|
|
12138 fp->calls = 0;
|
|
|
12139 fp->script_ID = current_SID;
|
|
|
12140 did_emsg |= saved_did_emsg;
|
|
|
12141 vim_free(skip_until);
|
|
|
12142 return;
|
|
|
12143
|
|
|
12144 erret:
|
|
|
12145 vim_free(skip_until);
|
|
|
12146 ga_clear_strings(&newargs);
|
|
|
12147 ga_clear_strings(&newlines);
|
|
|
12148 erret_name:
|
|
|
12149 vim_free(name);
|
|
|
12150 did_emsg |= saved_did_emsg;
|
|
|
12151 }
|
|
|
12152
|
|
|
12153 /*
|
|
|
12154 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
12155 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
12156 * Advances "pp" to just after the function name (if no error).
|
|
|
12157 */
|
|
|
12158 static char_u *
|
|
|
12159 trans_function_name(pp, skip, internal)
|
|
|
12160 char_u **pp;
|
|
|
12161 int skip; /* only find the end, don't evaluate */
|
|
|
12162 int internal; /* TRUE if internal function name OK */
|
|
|
12163 {
|
|
|
12164 char_u *name;
|
|
|
12165 char_u *start;
|
|
|
12166 char_u *end;
|
|
|
12167 int lead;
|
|
|
12168 char_u sid_buf[20];
|
|
|
12169 char_u *temp_string = NULL;
|
|
|
12170 char_u *expr_start, *expr_end;
|
|
|
12171 int len;
|
|
|
12172
|
|
|
12173 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
12174 start = *pp;
|
|
|
12175 lead = eval_fname_script(start);
|
|
|
12176 if (lead > 0)
|
|
|
12177 start += lead;
|
|
71
|
12178 end = find_name_end(start, &expr_start, &expr_end, FALSE);
|
|
7
|
12179 if (end == start)
|
|
|
12180 {
|
|
|
12181 if (!skip)
|
|
|
12182 EMSG(_("E129: Function name required"));
|
|
|
12183 return NULL;
|
|
|
12184 }
|
|
|
12185 if (expr_start != NULL && !skip)
|
|
|
12186 {
|
|
|
12187 /* expand magic curlies */
|
|
|
12188 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
12189 if (temp_string == NULL)
|
|
|
12190 {
|
|
|
12191 /*
|
|
|
12192 * Report an invalid expression in braces, unless the expression
|
|
|
12193 * evaluation has been cancelled due to an aborting error, an
|
|
|
12194 * interrupt, or an exception.
|
|
|
12195 */
|
|
|
12196 if (!aborting())
|
|
|
12197 EMSG2(_(e_invarg2), start);
|
|
|
12198 else
|
|
|
12199 *pp = end;
|
|
|
12200 return NULL;
|
|
|
12201 }
|
|
|
12202 start = temp_string;
|
|
|
12203 len = (int)STRLEN(temp_string);
|
|
|
12204 }
|
|
|
12205 else
|
|
|
12206 len = (int)(end - start);
|
|
|
12207
|
|
|
12208 /*
|
|
|
12209 * Copy the function name to allocated memory.
|
|
|
12210 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
12211 * Accept <SNR>123_name() outside a script.
|
|
|
12212 */
|
|
|
12213 if (skip)
|
|
|
12214 lead = 0; /* do nothing */
|
|
|
12215 else if (lead > 0)
|
|
|
12216 {
|
|
|
12217 lead = 3;
|
|
|
12218 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
12219 {
|
|
|
12220 if (current_SID <= 0)
|
|
|
12221 {
|
|
|
12222 EMSG(_(e_usingsid));
|
|
|
12223 return NULL;
|
|
|
12224 }
|
|
|
12225 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
12226 lead += (int)STRLEN(sid_buf);
|
|
|
12227 }
|
|
|
12228 }
|
|
|
12229 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
12230 {
|
|
|
12231 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
12232 return NULL;
|
|
|
12233 }
|
|
|
12234 name = alloc((unsigned)(len + lead + 1));
|
|
|
12235 if (name != NULL)
|
|
|
12236 {
|
|
|
12237 if (lead > 0)
|
|
|
12238 {
|
|
|
12239 name[0] = K_SPECIAL;
|
|
|
12240 name[1] = KS_EXTRA;
|
|
|
12241 name[2] = (int)KE_SNR;
|
|
|
12242 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
12243 STRCPY(name + 3, sid_buf);
|
|
|
12244 }
|
|
|
12245 mch_memmove(name + lead, start, (size_t)len);
|
|
|
12246 name[len + lead] = NUL;
|
|
|
12247 }
|
|
|
12248 *pp = end;
|
|
|
12249
|
|
|
12250 vim_free(temp_string);
|
|
|
12251 return name;
|
|
|
12252 }
|
|
|
12253
|
|
|
12254 /*
|
|
|
12255 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
12256 * Return 2 if "p" starts with "s:".
|
|
|
12257 * Return 0 otherwise.
|
|
|
12258 */
|
|
|
12259 static int
|
|
|
12260 eval_fname_script(p)
|
|
|
12261 char_u *p;
|
|
|
12262 {
|
|
|
12263 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
12264 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
12265 return 5;
|
|
|
12266 if (p[0] == 's' && p[1] == ':')
|
|
|
12267 return 2;
|
|
|
12268 return 0;
|
|
|
12269 }
|
|
|
12270
|
|
|
12271 /*
|
|
|
12272 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
12273 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
12274 */
|
|
|
12275 static int
|
|
|
12276 eval_fname_sid(p)
|
|
|
12277 char_u *p;
|
|
|
12278 {
|
|
|
12279 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
12280 }
|
|
|
12281
|
|
|
12282 /*
|
|
|
12283 * List the head of the function: "name(arg1, arg2)".
|
|
|
12284 */
|
|
|
12285 static void
|
|
|
12286 list_func_head(fp, indent)
|
|
|
12287 ufunc_T *fp;
|
|
|
12288 int indent;
|
|
|
12289 {
|
|
|
12290 int j;
|
|
|
12291
|
|
|
12292 msg_start();
|
|
|
12293 if (indent)
|
|
|
12294 MSG_PUTS(" ");
|
|
|
12295 MSG_PUTS("function ");
|
|
|
12296 if (fp->name[0] == K_SPECIAL)
|
|
|
12297 {
|
|
|
12298 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
12299 msg_puts(fp->name + 3);
|
|
|
12300 }
|
|
|
12301 else
|
|
|
12302 msg_puts(fp->name);
|
|
|
12303 msg_putchar('(');
|
|
|
12304 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
12305 {
|
|
|
12306 if (j)
|
|
|
12307 MSG_PUTS(", ");
|
|
|
12308 msg_puts(FUNCARG(fp, j));
|
|
|
12309 }
|
|
|
12310 if (fp->varargs)
|
|
|
12311 {
|
|
|
12312 if (j)
|
|
|
12313 MSG_PUTS(", ");
|
|
|
12314 MSG_PUTS("...");
|
|
|
12315 }
|
|
|
12316 msg_putchar(')');
|
|
|
12317 }
|
|
|
12318
|
|
|
12319 /*
|
|
|
12320 * Find a function by name, return pointer to it in ufuncs.
|
|
|
12321 * Return NULL for unknown function.
|
|
|
12322 */
|
|
|
12323 static ufunc_T *
|
|
|
12324 find_func(name)
|
|
|
12325 char_u *name;
|
|
|
12326 {
|
|
|
12327 ufunc_T *fp;
|
|
|
12328
|
|
|
12329 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
12330 if (STRCMP(name, fp->name) == 0)
|
|
|
12331 break;
|
|
|
12332 return fp;
|
|
|
12333 }
|
|
|
12334
|
|
56
|
12335 /*
|
|
|
12336 * Return TRUE if a function "name" exists.
|
|
|
12337 */
|
|
|
12338 static int
|
|
|
12339 function_exists(name)
|
|
|
12340 char_u *name;
|
|
|
12341 {
|
|
|
12342 char_u *p = name;
|
|
|
12343 int n = FALSE;
|
|
|
12344
|
|
|
12345 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
12346 if (p != NULL)
|
|
|
12347 {
|
|
|
12348 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
12349 n = (find_func(p) != NULL);
|
|
|
12350 else if (ASCII_ISLOWER(*p))
|
|
|
12351 n = (find_internal_func(p) >= 0);
|
|
|
12352 vim_free(p);
|
|
|
12353 }
|
|
|
12354 return n;
|
|
|
12355 }
|
|
|
12356
|
|
7
|
12357 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
12358
|
|
|
12359 /*
|
|
|
12360 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
12361 * function names.
|
|
|
12362 */
|
|
|
12363 char_u *
|
|
|
12364 get_user_func_name(xp, idx)
|
|
|
12365 expand_T *xp;
|
|
|
12366 int idx;
|
|
|
12367 {
|
|
|
12368 static ufunc_T *fp = NULL;
|
|
|
12369
|
|
|
12370 if (idx == 0)
|
|
|
12371 fp = firstfunc;
|
|
|
12372 if (fp != NULL)
|
|
|
12373 {
|
|
|
12374 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
12375 return fp->name; /* prevents overflow */
|
|
|
12376
|
|
|
12377 cat_func_name(IObuff, fp);
|
|
|
12378 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
12379 {
|
|
|
12380 STRCAT(IObuff, "(");
|
|
|
12381 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
12382 STRCAT(IObuff, ")");
|
|
|
12383 }
|
|
|
12384
|
|
|
12385 fp = fp->next;
|
|
|
12386 return IObuff;
|
|
|
12387 }
|
|
|
12388 return NULL;
|
|
|
12389 }
|
|
|
12390
|
|
|
12391 #endif /* FEAT_CMDL_COMPL */
|
|
|
12392
|
|
|
12393 /*
|
|
|
12394 * Copy the function name of "fp" to buffer "buf".
|
|
|
12395 * "buf" must be able to hold the function name plus three bytes.
|
|
|
12396 * Takes care of script-local function names.
|
|
|
12397 */
|
|
|
12398 static void
|
|
|
12399 cat_func_name(buf, fp)
|
|
|
12400 char_u *buf;
|
|
|
12401 ufunc_T *fp;
|
|
|
12402 {
|
|
|
12403 if (fp->name[0] == K_SPECIAL)
|
|
|
12404 {
|
|
|
12405 STRCPY(buf, "<SNR>");
|
|
|
12406 STRCAT(buf, fp->name + 3);
|
|
|
12407 }
|
|
|
12408 else
|
|
|
12409 STRCPY(buf, fp->name);
|
|
|
12410 }
|
|
|
12411
|
|
|
12412 /*
|
|
|
12413 * ":delfunction {name}"
|
|
|
12414 */
|
|
|
12415 void
|
|
|
12416 ex_delfunction(eap)
|
|
|
12417 exarg_T *eap;
|
|
|
12418 {
|
|
|
12419 ufunc_T *fp = NULL, *pfp;
|
|
|
12420 char_u *p;
|
|
|
12421 char_u *name;
|
|
|
12422
|
|
|
12423 p = eap->arg;
|
|
|
12424 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
12425 if (name == NULL)
|
|
|
12426 return;
|
|
|
12427 if (!ends_excmd(*skipwhite(p)))
|
|
|
12428 {
|
|
|
12429 vim_free(name);
|
|
|
12430 EMSG(_(e_trailing));
|
|
|
12431 return;
|
|
|
12432 }
|
|
|
12433 eap->nextcmd = check_nextcmd(p);
|
|
|
12434 if (eap->nextcmd != NULL)
|
|
|
12435 *p = NUL;
|
|
|
12436
|
|
|
12437 if (!eap->skip)
|
|
|
12438 fp = find_func(name);
|
|
|
12439 vim_free(name);
|
|
|
12440
|
|
|
12441 if (!eap->skip)
|
|
|
12442 {
|
|
|
12443 if (fp == NULL)
|
|
|
12444 {
|
|
|
12445 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
12446 return;
|
|
|
12447 }
|
|
|
12448 if (fp->calls)
|
|
|
12449 {
|
|
|
12450 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
12451 return;
|
|
|
12452 }
|
|
|
12453
|
|
|
12454 /* clear this function */
|
|
|
12455 vim_free(fp->name);
|
|
|
12456 ga_clear_strings(&(fp->args));
|
|
|
12457 ga_clear_strings(&(fp->lines));
|
|
|
12458
|
|
|
12459 /* remove the function from the function list */
|
|
|
12460 if (firstfunc == fp)
|
|
|
12461 firstfunc = fp->next;
|
|
|
12462 else
|
|
|
12463 {
|
|
|
12464 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
12465 if (pfp->next == fp)
|
|
|
12466 {
|
|
|
12467 pfp->next = fp->next;
|
|
|
12468 break;
|
|
|
12469 }
|
|
|
12470 }
|
|
|
12471 vim_free(fp);
|
|
|
12472 }
|
|
|
12473 }
|
|
|
12474
|
|
|
12475 /*
|
|
|
12476 * Call a user function.
|
|
|
12477 */
|
|
|
12478 static void
|
|
71
|
12479 call_user_func(fp, argcount, argvars, rettv, firstline, lastline)
|
|
7
|
12480 ufunc_T *fp; /* pointer to function */
|
|
|
12481 int argcount; /* nr of args */
|
|
56
|
12482 typeval *argvars; /* arguments */
|
|
71
|
12483 typeval *rettv; /* return value */
|
|
7
|
12484 linenr_T firstline; /* first line of range */
|
|
|
12485 linenr_T lastline; /* last line of range */
|
|
|
12486 {
|
|
|
12487 char_u *save_sourcing_name;
|
|
|
12488 linenr_T save_sourcing_lnum;
|
|
|
12489 scid_T save_current_SID;
|
|
|
12490 struct funccall fc;
|
|
|
12491 struct funccall *save_fcp = current_funccal;
|
|
|
12492 int save_did_emsg;
|
|
|
12493 static int depth = 0;
|
|
|
12494
|
|
|
12495 /* If depth of calling is getting too high, don't execute the function */
|
|
|
12496 if (depth >= p_mfd)
|
|
|
12497 {
|
|
|
12498 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
71
|
12499 rettv->v_type = VAR_NUMBER;
|
|
|
12500 rettv->vval.v_number = -1;
|
|
7
|
12501 return;
|
|
|
12502 }
|
|
|
12503 ++depth;
|
|
|
12504
|
|
|
12505 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
12506
|
|
|
12507 /* set local variables */
|
|
56
|
12508 vars_init(&fc.l_vars);
|
|
7
|
12509 fc.func = fp;
|
|
|
12510 fc.argcount = argcount;
|
|
|
12511 fc.argvars = argvars;
|
|
71
|
12512 fc.rettv = rettv;
|
|
|
12513 rettv->vval.v_number = 0;
|
|
7
|
12514 fc.linenr = 0;
|
|
|
12515 fc.returned = FALSE;
|
|
|
12516 fc.level = ex_nesting_level;
|
|
56
|
12517 fc.a0_var.tv.v_type = VAR_NUMBER;
|
|
|
12518 fc.a0_var.tv.vval.v_number = argcount - fp->args.ga_len;
|
|
|
12519 fc.a0_var.v_name = NULL;
|
|
7
|
12520 current_funccal = &fc;
|
|
56
|
12521 fc.firstline.tv.v_type = VAR_NUMBER;
|
|
|
12522 fc.firstline.tv.vval.v_number = firstline;
|
|
|
12523 fc.firstline.v_name = NULL;
|
|
|
12524 fc.lastline.tv.v_type = VAR_NUMBER;
|
|
|
12525 fc.lastline.tv.vval.v_number = lastline;
|
|
|
12526 fc.lastline.v_name = NULL;
|
|
7
|
12527 /* Check if this function has a breakpoint. */
|
|
|
12528 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
12529 fc.dbg_tick = debug_tick;
|
|
|
12530
|
|
|
12531 /* Don't redraw while executing the function. */
|
|
|
12532 ++RedrawingDisabled;
|
|
|
12533 save_sourcing_name = sourcing_name;
|
|
|
12534 save_sourcing_lnum = sourcing_lnum;
|
|
|
12535 sourcing_lnum = 1;
|
|
|
12536 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
12537 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
12538 if (sourcing_name != NULL)
|
|
|
12539 {
|
|
|
12540 if (save_sourcing_name != NULL
|
|
|
12541 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
12542 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
12543 else
|
|
|
12544 STRCPY(sourcing_name, "function ");
|
|
|
12545 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
12546
|
|
|
12547 if (p_verbose >= 12)
|
|
|
12548 {
|
|
|
12549 ++no_wait_return;
|
|
|
12550 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12551 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
12552 if (p_verbose >= 14)
|
|
|
12553 {
|
|
|
12554 int i;
|
|
|
12555 char_u buf[MSG_BUF_LEN];
|
|
|
12556
|
|
|
12557 msg_puts((char_u *)"(");
|
|
|
12558 for (i = 0; i < argcount; ++i)
|
|
|
12559 {
|
|
|
12560 if (i > 0)
|
|
|
12561 msg_puts((char_u *)", ");
|
|
56
|
12562 if (argvars[i].v_type == VAR_NUMBER)
|
|
|
12563 msg_outnum((long)argvars[i].vval.v_number);
|
|
7
|
12564 else
|
|
|
12565 {
|
|
71
|
12566 trunc_string(get_tv_string(&argvars[i]),
|
|
7
|
12567 buf, MSG_BUF_LEN);
|
|
|
12568 msg_puts((char_u *)"\"");
|
|
|
12569 msg_puts(buf);
|
|
|
12570 msg_puts((char_u *)"\"");
|
|
|
12571 }
|
|
|
12572 }
|
|
|
12573 msg_puts((char_u *)")");
|
|
|
12574 }
|
|
|
12575 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12576 cmdline_row = msg_row;
|
|
|
12577 --no_wait_return;
|
|
|
12578 }
|
|
|
12579 }
|
|
|
12580 save_current_SID = current_SID;
|
|
|
12581 current_SID = fp->script_ID;
|
|
|
12582 save_did_emsg = did_emsg;
|
|
|
12583 did_emsg = FALSE;
|
|
|
12584
|
|
|
12585 /* call do_cmdline() to execute the lines */
|
|
|
12586 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
12587 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
12588
|
|
|
12589 --RedrawingDisabled;
|
|
|
12590
|
|
|
12591 /* when the function was aborted because of an error, return -1 */
|
|
71
|
12592 if ((did_emsg && (fp->flags & FC_ABORT)) || rettv->v_type == VAR_UNKNOWN)
|
|
|
12593 {
|
|
|
12594 clear_tv(rettv);
|
|
|
12595 rettv->v_type = VAR_NUMBER;
|
|
|
12596 rettv->vval.v_number = -1;
|
|
7
|
12597 }
|
|
|
12598
|
|
|
12599 /* when being verbose, mention the return value */
|
|
|
12600 if (p_verbose >= 12)
|
|
|
12601 {
|
|
|
12602 char_u *sn, *val;
|
|
|
12603
|
|
|
12604 ++no_wait_return;
|
|
|
12605 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12606
|
|
|
12607 /* Make sure the output fits in IObuff. */
|
|
|
12608 sn = sourcing_name;
|
|
|
12609 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
12610 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
12611
|
|
|
12612 if (aborting())
|
|
|
12613 smsg((char_u *)_("%s aborted"), sn);
|
|
71
|
12614 else if (fc.rettv->v_type == VAR_NUMBER)
|
|
7
|
12615 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
71
|
12616 (long)fc.rettv->vval.v_number);
|
|
|
12617 else if (fc.rettv->v_type == VAR_STRING)
|
|
|
12618 {
|
|
|
12619 val = get_tv_string(fc.rettv);
|
|
7
|
12620 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
12621 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
12622 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
12623 }
|
|
|
12624 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12625 cmdline_row = msg_row;
|
|
|
12626 --no_wait_return;
|
|
|
12627 }
|
|
|
12628
|
|
|
12629 vim_free(sourcing_name);
|
|
|
12630 sourcing_name = save_sourcing_name;
|
|
|
12631 sourcing_lnum = save_sourcing_lnum;
|
|
|
12632 current_SID = save_current_SID;
|
|
|
12633
|
|
|
12634 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
12635 {
|
|
|
12636 ++no_wait_return;
|
|
|
12637 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12638 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
12639 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12640 cmdline_row = msg_row;
|
|
|
12641 --no_wait_return;
|
|
|
12642 }
|
|
|
12643
|
|
|
12644 did_emsg |= save_did_emsg;
|
|
|
12645 current_funccal = save_fcp;
|
|
|
12646
|
|
56
|
12647 vars_clear(&fc.l_vars); /* free all local variables */
|
|
7
|
12648 --depth;
|
|
|
12649 }
|
|
|
12650
|
|
|
12651 /*
|
|
|
12652 * ":return [expr]"
|
|
|
12653 */
|
|
|
12654 void
|
|
|
12655 ex_return(eap)
|
|
|
12656 exarg_T *eap;
|
|
|
12657 {
|
|
|
12658 char_u *arg = eap->arg;
|
|
71
|
12659 typeval rettv;
|
|
7
|
12660 int returning = FALSE;
|
|
|
12661
|
|
|
12662 if (current_funccal == NULL)
|
|
|
12663 {
|
|
|
12664 EMSG(_("E133: :return not inside a function"));
|
|
|
12665 return;
|
|
|
12666 }
|
|
|
12667
|
|
|
12668 if (eap->skip)
|
|
|
12669 ++emsg_skip;
|
|
|
12670
|
|
|
12671 eap->nextcmd = NULL;
|
|
|
12672 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
71
|
12673 && eval0(arg, &rettv, &eap->nextcmd, !eap->skip) != FAIL)
|
|
7
|
12674 {
|
|
|
12675 if (!eap->skip)
|
|
71
|
12676 returning = do_return(eap, FALSE, TRUE, &rettv);
|
|
7
|
12677 else
|
|
71
|
12678 clear_tv(&rettv);
|
|
7
|
12679 }
|
|
|
12680 /* It's safer to return also on error. */
|
|
|
12681 else if (!eap->skip)
|
|
|
12682 {
|
|
|
12683 /*
|
|
|
12684 * Return unless the expression evaluation has been cancelled due to an
|
|
|
12685 * aborting error, an interrupt, or an exception.
|
|
|
12686 */
|
|
|
12687 if (!aborting())
|
|
|
12688 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
12689 }
|
|
|
12690
|
|
|
12691 /* When skipping or the return gets pending, advance to the next command
|
|
|
12692 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
12693 * Following lines will be ignored by get_func_line(). */
|
|
|
12694 if (returning)
|
|
|
12695 eap->nextcmd = NULL;
|
|
|
12696 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
12697 eap->nextcmd = check_nextcmd(arg);
|
|
|
12698
|
|
|
12699 if (eap->skip)
|
|
|
12700 --emsg_skip;
|
|
|
12701 }
|
|
|
12702
|
|
|
12703 /*
|
|
|
12704 * Return from a function. Possibly makes the return pending. Also called
|
|
|
12705 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
12706 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
71
|
12707 * when called due to a ":return" command. "rettv" may point to a typeval
|
|
|
12708 * with the return rettv. Returns TRUE when the return can be carried out,
|
|
7
|
12709 * FALSE when the return gets pending.
|
|
|
12710 */
|
|
|
12711 int
|
|
71
|
12712 do_return(eap, reanimate, is_cmd, rettv)
|
|
7
|
12713 exarg_T *eap;
|
|
|
12714 int reanimate;
|
|
|
12715 int is_cmd;
|
|
71
|
12716 void *rettv;
|
|
7
|
12717 {
|
|
|
12718 int idx;
|
|
|
12719 struct condstack *cstack = eap->cstack;
|
|
|
12720
|
|
|
12721 if (reanimate)
|
|
|
12722 /* Undo the return. */
|
|
|
12723 current_funccal->returned = FALSE;
|
|
|
12724
|
|
|
12725 /*
|
|
|
12726 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
12727 * not in its finally clause (which then is to be executed next) is found.
|
|
|
12728 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
12729 * Otherwise, return normally.
|
|
|
12730 */
|
|
|
12731 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
12732 if (idx >= 0)
|
|
|
12733 {
|
|
|
12734 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
12735
|
|
|
12736 if (!is_cmd && !reanimate)
|
|
71
|
12737 /* A pending return again gets pending. "rettv" points to an
|
|
|
12738 * allocated variable with the rettv of the original ":return"'s
|
|
7
|
12739 * argument if present or is NULL else. */
|
|
71
|
12740 cstack->cs_rettv[idx] = rettv;
|
|
7
|
12741 else
|
|
|
12742 {
|
|
|
12743 /* When undoing a return in order to make it pending, get the stored
|
|
71
|
12744 * return rettv. */
|
|
7
|
12745 if (reanimate)
|
|
71
|
12746 rettv = current_funccal->rettv;
|
|
|
12747
|
|
|
12748 if (rettv != NULL)
|
|
7
|
12749 {
|
|
|
12750 /* Store the value of the pending return. */
|
|
71
|
12751 if ((cstack->cs_rettv[idx] = alloc_tv()) != NULL)
|
|
|
12752 *(typeval *)cstack->cs_rettv[idx] = *(typeval *)rettv;
|
|
7
|
12753 else
|
|
|
12754 EMSG(_(e_outofmem));
|
|
|
12755 }
|
|
|
12756 else
|
|
71
|
12757 cstack->cs_rettv[idx] = NULL;
|
|
7
|
12758
|
|
|
12759 if (reanimate)
|
|
|
12760 {
|
|
|
12761 /* The pending return value could be overwritten by a ":return"
|
|
|
12762 * without argument in a finally clause; reset the default
|
|
|
12763 * return value. */
|
|
71
|
12764 current_funccal->rettv->v_type = VAR_NUMBER;
|
|
|
12765 current_funccal->rettv->vval.v_number = 0;
|
|
|
12766 }
|
|
|
12767 }
|
|
|
12768 report_make_pending(CSTP_RETURN, rettv);
|
|
7
|
12769 }
|
|
|
12770 else
|
|
|
12771 {
|
|
|
12772 current_funccal->returned = TRUE;
|
|
|
12773
|
|
|
12774 /* If the return is carried out now, store the return value. For
|
|
|
12775 * a return immediately after reanimation, the value is already
|
|
|
12776 * there. */
|
|
71
|
12777 if (!reanimate && rettv != NULL)
|
|
|
12778 {
|
|
|
12779 clear_tv(current_funccal->rettv);
|
|
|
12780 *current_funccal->rettv = *(typeval *)rettv;
|
|
7
|
12781 if (!is_cmd)
|
|
71
|
12782 vim_free(rettv);
|
|
7
|
12783 }
|
|
|
12784 }
|
|
|
12785
|
|
|
12786 return idx < 0;
|
|
|
12787 }
|
|
|
12788
|
|
|
12789 /*
|
|
|
12790 * Free the variable with a pending return value.
|
|
|
12791 */
|
|
|
12792 void
|
|
71
|
12793 discard_pending_return(rettv)
|
|
|
12794 void *rettv;
|
|
|
12795 {
|
|
|
12796 free_tv((typeval *)rettv);
|
|
|
12797 }
|
|
|
12798
|
|
|
12799 /*
|
|
|
12800 * Generate a return command for producing the value of "rettv". The result
|
|
7
|
12801 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
12802 */
|
|
|
12803 char_u *
|
|
71
|
12804 get_return_cmd(rettv)
|
|
|
12805 void *rettv;
|
|
|
12806 {
|
|
|
12807 char_u *s;
|
|
|
12808 char_u *tofree = NULL;
|
|
80
|
12809 char_u numbuf[NUMBUFLEN];
|
|
71
|
12810
|
|
|
12811 if (rettv == NULL)
|
|
|
12812 s = (char_u *)"";
|
|
|
12813 else
|
|
80
|
12814 s = tv2string((typeval *)rettv, &tofree, numbuf);
|
|
71
|
12815
|
|
|
12816 STRCPY(IObuff, ":return ");
|
|
|
12817 STRNCPY(IObuff + 8, s, IOSIZE - 8);
|
|
|
12818 if (STRLEN(s) + 8 >= IOSIZE)
|
|
|
12819 STRCPY(IObuff + IOSIZE - 4, "...");
|
|
|
12820 vim_free(tofree);
|
|
|
12821 return vim_strsave(IObuff);
|
|
7
|
12822 }
|
|
|
12823
|
|
|
12824 /*
|
|
|
12825 * Get next function line.
|
|
|
12826 * Called by do_cmdline() to get the next line.
|
|
|
12827 * Returns allocated string, or NULL for end of function.
|
|
|
12828 */
|
|
|
12829 /* ARGSUSED */
|
|
|
12830 char_u *
|
|
|
12831 get_func_line(c, cookie, indent)
|
|
|
12832 int c; /* not used */
|
|
|
12833 void *cookie;
|
|
|
12834 int indent; /* not used */
|
|
|
12835 {
|
|
|
12836 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
12837 char_u *retval;
|
|
|
12838 garray_T *gap; /* growarray with function lines */
|
|
|
12839
|
|
|
12840 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
12841 if (fcp->dbg_tick != debug_tick)
|
|
|
12842 {
|
|
|
12843 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
12844 sourcing_lnum);
|
|
|
12845 fcp->dbg_tick = debug_tick;
|
|
|
12846 }
|
|
|
12847
|
|
|
12848 gap = &fcp->func->lines;
|
|
|
12849 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
12850 retval = NULL;
|
|
|
12851 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
12852 retval = NULL;
|
|
|
12853 else
|
|
|
12854 {
|
|
|
12855 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
12856 sourcing_lnum = fcp->linenr;
|
|
|
12857 }
|
|
|
12858
|
|
|
12859 /* Did we encounter a breakpoint? */
|
|
|
12860 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
12861 {
|
|
|
12862 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
12863 /* Find next breakpoint. */
|
|
|
12864 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
12865 sourcing_lnum);
|
|
|
12866 fcp->dbg_tick = debug_tick;
|
|
|
12867 }
|
|
|
12868
|
|
|
12869 return retval;
|
|
|
12870 }
|
|
|
12871
|
|
|
12872 /*
|
|
|
12873 * Return TRUE if the currently active function should be ended, because a
|
|
|
12874 * return was encountered or an error occured. Used inside a ":while".
|
|
|
12875 */
|
|
|
12876 int
|
|
|
12877 func_has_ended(cookie)
|
|
|
12878 void *cookie;
|
|
|
12879 {
|
|
|
12880 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
12881
|
|
|
12882 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
12883 * an error inside a try conditional. */
|
|
|
12884 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
12885 || fcp->returned);
|
|
|
12886 }
|
|
|
12887
|
|
|
12888 /*
|
|
|
12889 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
12890 */
|
|
|
12891 int
|
|
|
12892 func_has_abort(cookie)
|
|
|
12893 void *cookie;
|
|
|
12894 {
|
|
|
12895 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
12896 }
|
|
|
12897
|
|
|
12898 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
12899 typedef enum
|
|
|
12900 {
|
|
|
12901 VAR_FLAVOUR_DEFAULT,
|
|
|
12902 VAR_FLAVOUR_SESSION,
|
|
|
12903 VAR_FLAVOUR_VIMINFO
|
|
|
12904 } var_flavour_T;
|
|
|
12905
|
|
|
12906 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
12907
|
|
|
12908 static var_flavour_T
|
|
|
12909 var_flavour(varname)
|
|
|
12910 char_u *varname;
|
|
|
12911 {
|
|
|
12912 char_u *p = varname;
|
|
|
12913
|
|
|
12914 if (ASCII_ISUPPER(*p))
|
|
|
12915 {
|
|
|
12916 while (*(++p))
|
|
|
12917 if (ASCII_ISLOWER(*p))
|
|
|
12918 return VAR_FLAVOUR_SESSION;
|
|
|
12919 return VAR_FLAVOUR_VIMINFO;
|
|
|
12920 }
|
|
|
12921 else
|
|
|
12922 return VAR_FLAVOUR_DEFAULT;
|
|
|
12923 }
|
|
|
12924 #endif
|
|
|
12925
|
|
|
12926 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
12927 /*
|
|
|
12928 * Restore global vars that start with a capital from the viminfo file
|
|
|
12929 */
|
|
|
12930 int
|
|
|
12931 read_viminfo_varlist(virp, writing)
|
|
|
12932 vir_T *virp;
|
|
|
12933 int writing;
|
|
|
12934 {
|
|
|
12935 char_u *tab;
|
|
|
12936 int is_string = FALSE;
|
|
76
|
12937 typeval tv;
|
|
7
|
12938
|
|
|
12939 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
12940 {
|
|
|
12941 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
12942 if (tab != NULL)
|
|
|
12943 {
|
|
|
12944 *tab++ = '\0'; /* isolate the variable name */
|
|
|
12945 if (*tab == 'S') /* string var */
|
|
|
12946 is_string = TRUE;
|
|
|
12947
|
|
|
12948 tab = vim_strchr(tab, '\t');
|
|
|
12949 if (tab != NULL)
|
|
|
12950 {
|
|
|
12951 if (is_string)
|
|
|
12952 {
|
|
76
|
12953 tv.v_type = VAR_STRING;
|
|
|
12954 tv.vval.v_string = viminfo_readstring(virp,
|
|
7
|
12955 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
12956 }
|
|
|
12957 else
|
|
|
12958 {
|
|
76
|
12959 tv.v_type = VAR_NUMBER;
|
|
|
12960 tv.vval.v_number = atol((char *)tab + 1);
|
|
7
|
12961 }
|
|
76
|
12962 set_var(virp->vir_line + 1, &tv, FALSE);
|
|
|
12963 if (is_string)
|
|
|
12964 vim_free(tv.vval.v_string);
|
|
7
|
12965 }
|
|
|
12966 }
|
|
|
12967 }
|
|
|
12968
|
|
|
12969 return viminfo_readline(virp);
|
|
|
12970 }
|
|
|
12971
|
|
|
12972 /*
|
|
|
12973 * Write global vars that start with a capital to the viminfo file
|
|
|
12974 */
|
|
|
12975 void
|
|
|
12976 write_viminfo_varlist(fp)
|
|
|
12977 FILE *fp;
|
|
|
12978 {
|
|
|
12979 garray_T *gap = &variables; /* global variable */
|
|
|
12980 VAR this_var;
|
|
|
12981 int i;
|
|
71
|
12982 char *s;
|
|
|
12983 char_u *tofree;
|
|
80
|
12984 char_u numbuf[NUMBUFLEN];
|
|
7
|
12985
|
|
|
12986 if (find_viminfo_parameter('!') == NULL)
|
|
|
12987 return;
|
|
|
12988
|
|
|
12989 fprintf(fp, _("\n# global variables:\n"));
|
|
|
12990 for (i = gap->ga_len; --i >= 0; )
|
|
|
12991 {
|
|
|
12992 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
12993 if (this_var->v_name != NULL
|
|
|
12994 && var_flavour(this_var->v_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
12995 {
|
|
71
|
12996 switch (this_var->tv.v_type)
|
|
|
12997 {
|
|
|
12998 case VAR_STRING: s = "STR"; break;
|
|
|
12999 case VAR_NUMBER: s = "NUM"; break;
|
|
76
|
13000 default: continue;
|
|
71
|
13001 }
|
|
|
13002 fprintf(fp, "!%s\t%s\t", this_var->v_name, s);
|
|
80
|
13003 viminfo_writestring(fp, tv2string(&this_var->tv, &tofree, numbuf));
|
|
71
|
13004 vim_free(tofree);
|
|
7
|
13005 }
|
|
|
13006 }
|
|
|
13007 }
|
|
|
13008 #endif
|
|
|
13009
|
|
|
13010 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
13011 int
|
|
|
13012 store_session_globals(fd)
|
|
|
13013 FILE *fd;
|
|
|
13014 {
|
|
|
13015 garray_T *gap = &variables; /* global variable */
|
|
|
13016 VAR this_var;
|
|
|
13017 int i;
|
|
|
13018 char_u *p, *t;
|
|
|
13019
|
|
|
13020 for (i = gap->ga_len; --i >= 0; )
|
|
|
13021 {
|
|
|
13022 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
76
|
13023 if (this_var->v_name != NULL
|
|
|
13024 && (this_var->tv.v_type == VAR_NUMBER
|
|
|
13025 || this_var->tv.v_type == VAR_STRING)
|
|
|
13026 && var_flavour(this_var->v_name) == VAR_FLAVOUR_SESSION)
|
|
|
13027 {
|
|
|
13028 /* Escape special characters with a backslash. Turn a LF and
|
|
|
13029 * CR into \n and \r. */
|
|
|
13030 p = vim_strsave_escaped(get_var_string(this_var),
|
|
7
|
13031 (char_u *)"\\\"\n\r");
|
|
76
|
13032 if (p == NULL) /* out of memory */
|
|
|
13033 continue;
|
|
|
13034 for (t = p; *t != NUL; ++t)
|
|
|
13035 if (*t == '\n')
|
|
|
13036 *t = 'n';
|
|
|
13037 else if (*t == '\r')
|
|
|
13038 *t = 'r';
|
|
|
13039 if ((fprintf(fd, "let %s = %c%s%c",
|
|
|
13040 this_var->v_name,
|
|
|
13041 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ',
|
|
|
13042 p,
|
|
|
13043 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
|
13044 || put_eol(fd) == FAIL)
|
|
|
13045 {
|
|
7
|
13046 vim_free(p);
|
|
76
|
13047 return FAIL;
|
|
|
13048 }
|
|
|
13049 vim_free(p);
|
|
7
|
13050 }
|
|
|
13051 }
|
|
|
13052 return OK;
|
|
|
13053 }
|
|
|
13054 #endif
|
|
|
13055
|
|
|
13056 #endif /* FEAT_EVAL */
|
|
|
13057
|
|
|
13058 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
13059
|
|
|
13060
|
|
|
13061 #ifdef WIN3264
|
|
|
13062 /*
|
|
|
13063 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
13064 */
|
|
|
13065 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
13066 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
13067 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
13068
|
|
|
13069 /*
|
|
|
13070 * Get the short pathname of a file.
|
|
|
13071 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
13072 */
|
|
|
13073 static int
|
|
|
13074 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
13075 char_u **fnamep;
|
|
|
13076 char_u **bufp;
|
|
|
13077 int *fnamelen;
|
|
|
13078 {
|
|
|
13079 int l,len;
|
|
|
13080 char_u *newbuf;
|
|
|
13081
|
|
|
13082 len = *fnamelen;
|
|
|
13083
|
|
|
13084 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
13085 if (l > len - 1)
|
|
|
13086 {
|
|
|
13087 /* If that doesn't work (not enough space), then save the string
|
|
|
13088 * and try again with a new buffer big enough
|
|
|
13089 */
|
|
|
13090 newbuf = vim_strnsave(*fnamep, l);
|
|
|
13091 if (newbuf == NULL)
|
|
|
13092 return 0;
|
|
|
13093
|
|
|
13094 vim_free(*bufp);
|
|
|
13095 *fnamep = *bufp = newbuf;
|
|
|
13096
|
|
|
13097 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
13098
|
|
|
13099 /* Really should always succeed, as the buffer is big enough */
|
|
|
13100 }
|
|
|
13101
|
|
|
13102 *fnamelen = l;
|
|
|
13103 return 1;
|
|
|
13104 }
|
|
|
13105
|
|
|
13106 /*
|
|
|
13107 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
13108 * Doesn't copy over the end of the buffer passed in.
|
|
|
13109 */
|
|
|
13110 static int
|
|
|
13111 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
13112 char_u **fname;
|
|
|
13113 char_u **bufp;
|
|
|
13114 int *fnamelen;
|
|
|
13115 {
|
|
|
13116 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
13117 char_u ch;
|
|
|
13118 int l,len,len2,plen,slen;
|
|
|
13119
|
|
|
13120 /* Make a copy */
|
|
|
13121 len2 = *fnamelen;
|
|
|
13122 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
13123 pbuf3 = NULL;
|
|
|
13124
|
|
|
13125 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
13126 slen = 1;
|
|
|
13127 plen = len2;
|
|
|
13128
|
|
|
13129 l = 0;
|
|
39
|
13130 if (after_pathsep(pbuf2, s + 1))
|
|
7
|
13131 {
|
|
|
13132 --s;
|
|
|
13133 ++slen;
|
|
|
13134 --plen;
|
|
|
13135 }
|
|
|
13136
|
|
|
13137 do
|
|
|
13138 {
|
|
|
13139 /* Go back one path-seperator */
|
|
39
|
13140 while (s > pbuf2 && !after_pathsep(pbuf2, s + 1))
|
|
7
|
13141 {
|
|
|
13142 --s;
|
|
|
13143 ++slen;
|
|
|
13144 --plen;
|
|
|
13145 }
|
|
|
13146 if (s <= pbuf2)
|
|
|
13147 break;
|
|
|
13148
|
|
|
13149 /* Remeber the character that is about to be blatted */
|
|
|
13150 ch = *s;
|
|
|
13151 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
13152
|
|
|
13153 /* Try it in situ */
|
|
|
13154 p = pbuf2;
|
|
|
13155 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
13156 {
|
|
|
13157 vim_free(pbuf2);
|
|
|
13158 return -1;
|
|
|
13159 }
|
|
|
13160 *s = ch; /* Preserve the string */
|
|
|
13161 } while (plen == 0);
|
|
|
13162
|
|
|
13163 if (plen > 0)
|
|
|
13164 {
|
|
|
13165 /* Remeber the length of the new string. */
|
|
|
13166 *fnamelen = len = plen + slen;
|
|
|
13167 vim_free(*bufp);
|
|
|
13168 if (len > len2)
|
|
|
13169 {
|
|
|
13170 /* If there's not enough space in the currently allocated string,
|
|
|
13171 * then copy it to a buffer big enough.
|
|
|
13172 */
|
|
|
13173 *fname= *bufp = vim_strnsave(p, len);
|
|
|
13174 if (*fname == NULL)
|
|
|
13175 return -1;
|
|
|
13176 }
|
|
|
13177 else
|
|
|
13178 {
|
|
|
13179 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
13180 *fname = *bufp = pbuf2;
|
|
|
13181 if (p != pbuf2)
|
|
|
13182 strncpy(*fname, p, plen);
|
|
|
13183 pbuf2 = NULL;
|
|
|
13184 }
|
|
|
13185 /* Concat the next bit */
|
|
|
13186 strncpy(*fname + plen, s, slen);
|
|
|
13187 (*fname)[len] = '\0';
|
|
|
13188 }
|
|
|
13189 vim_free(pbuf3);
|
|
|
13190 vim_free(pbuf2);
|
|
|
13191 return 0;
|
|
|
13192 }
|
|
|
13193
|
|
|
13194 /*
|
|
|
13195 * Get a pathname for a partial path.
|
|
|
13196 */
|
|
|
13197 static int
|
|
|
13198 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
13199 char_u **fnamep;
|
|
|
13200 char_u **bufp;
|
|
|
13201 int *fnamelen;
|
|
|
13202 {
|
|
|
13203 int sepcount, len, tflen;
|
|
|
13204 char_u *p;
|
|
|
13205 char_u *pbuf, *tfname;
|
|
|
13206 int hasTilde;
|
|
|
13207
|
|
|
13208 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
13209 * of the path to return.
|
|
|
13210 */
|
|
|
13211 sepcount = 0;
|
|
39
|
13212 for (p = *fnamep; p < *fnamep + *fnamelen; mb_ptr_adv(p))
|
|
7
|
13213 if (vim_ispathsep(*p))
|
|
|
13214 ++sepcount;
|
|
|
13215
|
|
|
13216 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
13217 hasTilde = (**fnamep == '~');
|
|
|
13218 if (hasTilde)
|
|
|
13219 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
13220 else
|
|
|
13221 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
13222
|
|
|
13223 len = tflen = STRLEN(tfname);
|
|
|
13224
|
|
|
13225 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
13226 return -1;
|
|
|
13227
|
|
|
13228 if (len == 0)
|
|
|
13229 {
|
|
|
13230 /* Don't have a valid filename, so shorten the rest of the
|
|
|
13231 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
13232 * there's not a lot of point in guessing what it might be.
|
|
|
13233 */
|
|
|
13234 len = tflen;
|
|
|
13235 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
13236 return -1;
|
|
|
13237 }
|
|
|
13238
|
|
|
13239 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
13240 for (p = tfname + len - 1; p >= tfname; --p)
|
|
39
|
13241 {
|
|
|
13242 #ifdef FEAT_MBYTE
|
|
|
13243 if (has_mbyte)
|
|
|
13244 p -= mb_head_off(tfname, p);
|
|
|
13245 #endif
|
|
7
|
13246 if (vim_ispathsep(*p))
|
|
|
13247 {
|
|
|
13248 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
13249 break;
|
|
|
13250 else
|
|
|
13251 sepcount --;
|
|
|
13252 }
|
|
39
|
13253 }
|
|
7
|
13254 if (hasTilde)
|
|
|
13255 {
|
|
|
13256 --p;
|
|
|
13257 if (p >= tfname)
|
|
|
13258 *p = '~';
|
|
|
13259 else
|
|
|
13260 return -1;
|
|
|
13261 }
|
|
|
13262 else
|
|
|
13263 ++p;
|
|
|
13264
|
|
|
13265 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
13266 vim_free(*bufp);
|
|
|
13267 *fnamelen = (int)STRLEN(p);
|
|
|
13268 *bufp = pbuf;
|
|
|
13269 *fnamep = p;
|
|
|
13270
|
|
|
13271 return 0;
|
|
|
13272 }
|
|
|
13273 #endif /* WIN3264 */
|
|
|
13274
|
|
|
13275 /*
|
|
|
13276 * Adjust a filename, according to a string of modifiers.
|
|
|
13277 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
13278 * determined by *fnamelen.
|
|
|
13279 * Returns valid flags.
|
|
|
13280 * When there is an error, *fnamep is set to NULL.
|
|
|
13281 */
|
|
|
13282 int
|
|
|
13283 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
13284 char_u *src; /* string with modifiers */
|
|
|
13285 int *usedlen; /* characters after src that are used */
|
|
|
13286 char_u **fnamep; /* file name so far */
|
|
|
13287 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
13288 int *fnamelen; /* length of fnamep */
|
|
|
13289 {
|
|
|
13290 int valid = 0;
|
|
|
13291 char_u *tail;
|
|
|
13292 char_u *s, *p, *pbuf;
|
|
|
13293 char_u dirname[MAXPATHL];
|
|
|
13294 int c;
|
|
|
13295 int has_fullname = 0;
|
|
|
13296 #ifdef WIN3264
|
|
|
13297 int has_shortname = 0;
|
|
|
13298 #endif
|
|
|
13299
|
|
|
13300 repeat:
|
|
|
13301 /* ":p" - full path/file_name */
|
|
|
13302 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
13303 {
|
|
|
13304 has_fullname = 1;
|
|
|
13305
|
|
|
13306 valid |= VALID_PATH;
|
|
|
13307 *usedlen += 2;
|
|
|
13308
|
|
|
13309 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
13310 if ((*fnamep)[0] == '~'
|
|
|
13311 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
13312 && ((*fnamep)[1] == '/'
|
|
|
13313 # ifdef BACKSLASH_IN_FILENAME
|
|
|
13314 || (*fnamep)[1] == '\\'
|
|
|
13315 # endif
|
|
|
13316 || (*fnamep)[1] == NUL)
|
|
|
13317
|
|
|
13318 #endif
|
|
|
13319 )
|
|
|
13320 {
|
|
|
13321 *fnamep = expand_env_save(*fnamep);
|
|
|
13322 vim_free(*bufp); /* free any allocated file name */
|
|
|
13323 *bufp = *fnamep;
|
|
|
13324 if (*fnamep == NULL)
|
|
|
13325 return -1;
|
|
|
13326 }
|
|
|
13327
|
|
|
13328 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
39
|
13329 for (p = *fnamep; *p != NUL; mb_ptr_adv(p))
|
|
7
|
13330 {
|
|
|
13331 if (vim_ispathsep(*p)
|
|
|
13332 && p[1] == '.'
|
|
|
13333 && (p[2] == NUL
|
|
|
13334 || vim_ispathsep(p[2])
|
|
|
13335 || (p[2] == '.'
|
|
|
13336 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
13337 break;
|
|
|
13338 }
|
|
|
13339
|
|
|
13340 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
13341 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
13342 {
|
|
|
13343 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
13344 vim_free(*bufp); /* free any allocated file name */
|
|
|
13345 *bufp = *fnamep;
|
|
|
13346 if (*fnamep == NULL)
|
|
|
13347 return -1;
|
|
|
13348 }
|
|
|
13349
|
|
|
13350 /* Append a path separator to a directory. */
|
|
|
13351 if (mch_isdir(*fnamep))
|
|
|
13352 {
|
|
|
13353 /* Make room for one or two extra characters. */
|
|
|
13354 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
13355 vim_free(*bufp); /* free any allocated file name */
|
|
|
13356 *bufp = *fnamep;
|
|
|
13357 if (*fnamep == NULL)
|
|
|
13358 return -1;
|
|
|
13359 add_pathsep(*fnamep);
|
|
|
13360 }
|
|
|
13361 }
|
|
|
13362
|
|
|
13363 /* ":." - path relative to the current directory */
|
|
|
13364 /* ":~" - path relative to the home directory */
|
|
|
13365 /* ":8" - shortname path - postponed till after */
|
|
|
13366 while (src[*usedlen] == ':'
|
|
|
13367 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
13368 {
|
|
|
13369 *usedlen += 2;
|
|
|
13370 if (c == '8')
|
|
|
13371 {
|
|
|
13372 #ifdef WIN3264
|
|
|
13373 has_shortname = 1; /* Postpone this. */
|
|
|
13374 #endif
|
|
|
13375 continue;
|
|
|
13376 }
|
|
|
13377 pbuf = NULL;
|
|
|
13378 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
13379 if (!has_fullname)
|
|
|
13380 {
|
|
|
13381 if (c == '.' && **fnamep == '~')
|
|
|
13382 p = pbuf = expand_env_save(*fnamep);
|
|
|
13383 else
|
|
|
13384 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
13385 }
|
|
|
13386 else
|
|
|
13387 p = *fnamep;
|
|
|
13388
|
|
|
13389 has_fullname = 0;
|
|
|
13390
|
|
|
13391 if (p != NULL)
|
|
|
13392 {
|
|
|
13393 if (c == '.')
|
|
|
13394 {
|
|
|
13395 mch_dirname(dirname, MAXPATHL);
|
|
|
13396 s = shorten_fname(p, dirname);
|
|
|
13397 if (s != NULL)
|
|
|
13398 {
|
|
|
13399 *fnamep = s;
|
|
|
13400 if (pbuf != NULL)
|
|
|
13401 {
|
|
|
13402 vim_free(*bufp); /* free any allocated file name */
|
|
|
13403 *bufp = pbuf;
|
|
|
13404 pbuf = NULL;
|
|
|
13405 }
|
|
|
13406 }
|
|
|
13407 }
|
|
|
13408 else
|
|
|
13409 {
|
|
|
13410 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
13411 /* Only replace it when it starts with '~' */
|
|
|
13412 if (*dirname == '~')
|
|
|
13413 {
|
|
|
13414 s = vim_strsave(dirname);
|
|
|
13415 if (s != NULL)
|
|
|
13416 {
|
|
|
13417 *fnamep = s;
|
|
|
13418 vim_free(*bufp);
|
|
|
13419 *bufp = s;
|
|
|
13420 }
|
|
|
13421 }
|
|
|
13422 }
|
|
|
13423 vim_free(pbuf);
|
|
|
13424 }
|
|
|
13425 }
|
|
|
13426
|
|
|
13427 tail = gettail(*fnamep);
|
|
|
13428 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
13429
|
|
|
13430 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
13431 /* Don't remove the first "/" or "c:\" */
|
|
|
13432 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
13433 {
|
|
|
13434 valid |= VALID_HEAD;
|
|
|
13435 *usedlen += 2;
|
|
|
13436 s = get_past_head(*fnamep);
|
|
39
|
13437 while (tail > s && after_pathsep(s, tail))
|
|
7
|
13438 --tail;
|
|
|
13439 *fnamelen = (int)(tail - *fnamep);
|
|
|
13440 #ifdef VMS
|
|
|
13441 if (*fnamelen > 0)
|
|
|
13442 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
13443 #endif
|
|
39
|
13444 while (tail > s && !after_pathsep(s, tail))
|
|
|
13445 mb_ptr_back(*fnamep, tail);
|
|
7
|
13446 }
|
|
|
13447
|
|
|
13448 /* ":8" - shortname */
|
|
|
13449 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
13450 {
|
|
|
13451 *usedlen += 2;
|
|
|
13452 #ifdef WIN3264
|
|
|
13453 has_shortname = 1;
|
|
|
13454 #endif
|
|
|
13455 }
|
|
|
13456
|
|
|
13457 #ifdef WIN3264
|
|
|
13458 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
13459 */
|
|
|
13460 if (has_shortname)
|
|
|
13461 {
|
|
|
13462 pbuf = NULL;
|
|
|
13463 /* Copy the string if it is shortened by :h */
|
|
|
13464 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
13465 {
|
|
|
13466 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
13467 if (p == 0)
|
|
|
13468 return -1;
|
|
|
13469 vim_free(*bufp);
|
|
|
13470 *bufp = *fnamep = p;
|
|
|
13471 }
|
|
|
13472
|
|
|
13473 /* Split into two implementations - makes it easier. First is where
|
|
|
13474 * there isn't a full name already, second is where there is.
|
|
|
13475 */
|
|
|
13476 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
13477 {
|
|
|
13478 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
13479 return -1;
|
|
|
13480 }
|
|
|
13481 else
|
|
|
13482 {
|
|
|
13483 int l;
|
|
|
13484
|
|
|
13485 /* Simple case, already have the full-name
|
|
|
13486 * Nearly always shorter, so try first time. */
|
|
|
13487 l = *fnamelen;
|
|
|
13488 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
13489 return -1;
|
|
|
13490
|
|
|
13491 if (l == 0)
|
|
|
13492 {
|
|
|
13493 /* Couldn't find the filename.. search the paths.
|
|
|
13494 */
|
|
|
13495 l = *fnamelen;
|
|
|
13496 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
13497 return -1;
|
|
|
13498 }
|
|
|
13499 *fnamelen = l;
|
|
|
13500 }
|
|
|
13501 }
|
|
|
13502 #endif /* WIN3264 */
|
|
|
13503
|
|
|
13504 /* ":t" - tail, just the basename */
|
|
|
13505 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
13506 {
|
|
|
13507 *usedlen += 2;
|
|
|
13508 *fnamelen -= (int)(tail - *fnamep);
|
|
|
13509 *fnamep = tail;
|
|
|
13510 }
|
|
|
13511
|
|
|
13512 /* ":e" - extension, can be repeated */
|
|
|
13513 /* ":r" - root, without extension, can be repeated */
|
|
|
13514 while (src[*usedlen] == ':'
|
|
|
13515 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
13516 {
|
|
|
13517 /* find a '.' in the tail:
|
|
|
13518 * - for second :e: before the current fname
|
|
|
13519 * - otherwise: The last '.'
|
|
|
13520 */
|
|
|
13521 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
13522 s = *fnamep - 2;
|
|
|
13523 else
|
|
|
13524 s = *fnamep + *fnamelen - 1;
|
|
|
13525 for ( ; s > tail; --s)
|
|
|
13526 if (s[0] == '.')
|
|
|
13527 break;
|
|
|
13528 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
13529 {
|
|
|
13530 if (s > tail)
|
|
|
13531 {
|
|
|
13532 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
13533 *fnamep = s + 1;
|
|
|
13534 #ifdef VMS
|
|
|
13535 /* cut version from the extension */
|
|
|
13536 s = *fnamep + *fnamelen - 1;
|
|
|
13537 for ( ; s > *fnamep; --s)
|
|
|
13538 if (s[0] == ';')
|
|
|
13539 break;
|
|
|
13540 if (s > *fnamep)
|
|
|
13541 *fnamelen = s - *fnamep;
|
|
|
13542 #endif
|
|
|
13543 }
|
|
|
13544 else if (*fnamep <= tail)
|
|
|
13545 *fnamelen = 0;
|
|
|
13546 }
|
|
|
13547 else /* :r */
|
|
|
13548 {
|
|
|
13549 if (s > tail) /* remove one extension */
|
|
|
13550 *fnamelen = (int)(s - *fnamep);
|
|
|
13551 }
|
|
|
13552 *usedlen += 2;
|
|
|
13553 }
|
|
|
13554
|
|
|
13555 /* ":s?pat?foo?" - substitute */
|
|
|
13556 /* ":gs?pat?foo?" - global substitute */
|
|
|
13557 if (src[*usedlen] == ':'
|
|
|
13558 && (src[*usedlen + 1] == 's'
|
|
|
13559 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
13560 {
|
|
|
13561 char_u *str;
|
|
|
13562 char_u *pat;
|
|
|
13563 char_u *sub;
|
|
|
13564 int sep;
|
|
|
13565 char_u *flags;
|
|
|
13566 int didit = FALSE;
|
|
|
13567
|
|
|
13568 flags = (char_u *)"";
|
|
|
13569 s = src + *usedlen + 2;
|
|
|
13570 if (src[*usedlen + 1] == 'g')
|
|
|
13571 {
|
|
|
13572 flags = (char_u *)"g";
|
|
|
13573 ++s;
|
|
|
13574 }
|
|
|
13575
|
|
|
13576 sep = *s++;
|
|
|
13577 if (sep)
|
|
|
13578 {
|
|
|
13579 /* find end of pattern */
|
|
|
13580 p = vim_strchr(s, sep);
|
|
|
13581 if (p != NULL)
|
|
|
13582 {
|
|
|
13583 pat = vim_strnsave(s, (int)(p - s));
|
|
|
13584 if (pat != NULL)
|
|
|
13585 {
|
|
|
13586 s = p + 1;
|
|
|
13587 /* find end of substitution */
|
|
|
13588 p = vim_strchr(s, sep);
|
|
|
13589 if (p != NULL)
|
|
|
13590 {
|
|
|
13591 sub = vim_strnsave(s, (int)(p - s));
|
|
|
13592 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
13593 if (sub != NULL && str != NULL)
|
|
|
13594 {
|
|
|
13595 *usedlen = (int)(p + 1 - src);
|
|
|
13596 s = do_string_sub(str, pat, sub, flags);
|
|
|
13597 if (s != NULL)
|
|
|
13598 {
|
|
|
13599 *fnamep = s;
|
|
|
13600 *fnamelen = (int)STRLEN(s);
|
|
|
13601 vim_free(*bufp);
|
|
|
13602 *bufp = s;
|
|
|
13603 didit = TRUE;
|
|
|
13604 }
|
|
|
13605 }
|
|
|
13606 vim_free(sub);
|
|
|
13607 vim_free(str);
|
|
|
13608 }
|
|
|
13609 vim_free(pat);
|
|
|
13610 }
|
|
|
13611 }
|
|
|
13612 /* after using ":s", repeat all the modifiers */
|
|
|
13613 if (didit)
|
|
|
13614 goto repeat;
|
|
|
13615 }
|
|
|
13616 }
|
|
|
13617
|
|
|
13618 return valid;
|
|
|
13619 }
|
|
|
13620
|
|
|
13621 /*
|
|
|
13622 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
13623 * "flags" can be "g" to do a global substitute.
|
|
|
13624 * Returns an allocated string, NULL for error.
|
|
|
13625 */
|
|
|
13626 char_u *
|
|
|
13627 do_string_sub(str, pat, sub, flags)
|
|
|
13628 char_u *str;
|
|
|
13629 char_u *pat;
|
|
|
13630 char_u *sub;
|
|
|
13631 char_u *flags;
|
|
|
13632 {
|
|
|
13633 int sublen;
|
|
|
13634 regmatch_T regmatch;
|
|
|
13635 int i;
|
|
|
13636 int do_all;
|
|
|
13637 char_u *tail;
|
|
|
13638 garray_T ga;
|
|
|
13639 char_u *ret;
|
|
|
13640 char_u *save_cpo;
|
|
|
13641
|
|
|
13642 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
13643 save_cpo = p_cpo;
|
|
|
13644 p_cpo = (char_u *)"";
|
|
|
13645
|
|
|
13646 ga_init2(&ga, 1, 200);
|
|
|
13647
|
|
|
13648 do_all = (flags[0] == 'g');
|
|
|
13649
|
|
|
13650 regmatch.rm_ic = p_ic;
|
|
|
13651 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
13652 if (regmatch.regprog != NULL)
|
|
|
13653 {
|
|
|
13654 tail = str;
|
|
|
13655 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
13656 {
|
|
|
13657 /*
|
|
|
13658 * Get some space for a temporary buffer to do the substitution
|
|
|
13659 * into. It will contain:
|
|
|
13660 * - The text up to where the match is.
|
|
|
13661 * - The substituted text.
|
|
|
13662 * - The text after the match.
|
|
|
13663 */
|
|
|
13664 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
13665 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
13666 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
13667 {
|
|
|
13668 ga_clear(&ga);
|
|
|
13669 break;
|
|
|
13670 }
|
|
|
13671
|
|
|
13672 /* copy the text up to where the match is */
|
|
|
13673 i = (int)(regmatch.startp[0] - tail);
|
|
|
13674 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
13675 /* add the substituted text */
|
|
|
13676 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
13677 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
13678 ga.ga_len += i + sublen - 1;
|
|
|
13679 /* avoid getting stuck on a match with an empty string */
|
|
|
13680 if (tail == regmatch.endp[0])
|
|
|
13681 {
|
|
|
13682 if (*tail == NUL)
|
|
|
13683 break;
|
|
|
13684 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
13685 ++ga.ga_len;
|
|
|
13686 }
|
|
|
13687 else
|
|
|
13688 {
|
|
|
13689 tail = regmatch.endp[0];
|
|
|
13690 if (*tail == NUL)
|
|
|
13691 break;
|
|
|
13692 }
|
|
|
13693 if (!do_all)
|
|
|
13694 break;
|
|
|
13695 }
|
|
|
13696
|
|
|
13697 if (ga.ga_data != NULL)
|
|
|
13698 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
13699
|
|
|
13700 vim_free(regmatch.regprog);
|
|
|
13701 }
|
|
|
13702
|
|
|
13703 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
13704 ga_clear(&ga);
|
|
|
13705 p_cpo = save_cpo;
|
|
|
13706
|
|
|
13707 return ret;
|
|
|
13708 }
|
|
|
13709
|
|
|
13710 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
