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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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108 static char *e_listidx = N_("E999: list index out of range: %ld");
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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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111 static char *e_intern2 = N_("E999: Internal error: %s");
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83
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112 static char *e_listarg = N_("E999: 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));
|
|
|
372 static void f_escape __ARGS((typeval *argvars, typeval *rettv));
|
|
|
373 static void f_eventhandler __ARGS((typeval *argvars, typeval *rettv));
|
|
|
374 static void f_executable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
375 static void f_exists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
376 static void f_expand __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
377 static void f_extend __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
378 static void f_filereadable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
379 static void f_filewritable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
380 static void f_finddir __ARGS((typeval *argvars, typeval *rettv));
|
|
|
381 static void f_findfile __ARGS((typeval *argvars, typeval *rettv));
|
|
|
382 static void f_fnamemodify __ARGS((typeval *argvars, typeval *rettv));
|
|
|
383 static void f_foldclosed __ARGS((typeval *argvars, typeval *rettv));
|
|
|
384 static void f_foldclosedend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
385 static void f_foldlevel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
386 static void f_foldtext __ARGS((typeval *argvars, typeval *rettv));
|
|
|
387 static void f_foldtextresult __ARGS((typeval *argvars, typeval *rettv));
|
|
|
388 static void f_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
389 static void f_function __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
390 static void f_get __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
391 static void f_getbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
392 static void f_getchar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
393 static void f_getcharmod __ARGS((typeval *argvars, typeval *rettv));
|
|
|
394 static void f_getcmdline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
395 static void f_getcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
|
396 static void f_getcwd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
397 static void f_getfontname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
398 static void f_getfperm __ARGS((typeval *argvars, typeval *rettv));
|
|
|
399 static void f_getfsize __ARGS((typeval *argvars, typeval *rettv));
|
|
|
400 static void f_getftime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
401 static void f_getftype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
402 static void f_getline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
403 static void f_getreg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
404 static void f_getregtype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
405 static void f_getwinposx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
406 static void f_getwinposy __ARGS((typeval *argvars, typeval *rettv));
|
|
|
407 static void f_getwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
408 static void f_glob __ARGS((typeval *argvars, typeval *rettv));
|
|
|
409 static void f_globpath __ARGS((typeval *argvars, typeval *rettv));
|
|
|
410 static void f_has __ARGS((typeval *argvars, typeval *rettv));
|
|
|
411 static void f_hasmapto __ARGS((typeval *argvars, typeval *rettv));
|
|
|
412 static void f_histadd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
413 static void f_histdel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
414 static void f_histget __ARGS((typeval *argvars, typeval *rettv));
|
|
|
415 static void f_histnr __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
416 static void f_hlID __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
417 static void f_hlexists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
418 static void f_hostname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
419 static void f_iconv __ARGS((typeval *argvars, typeval *rettv));
|
|
|
420 static void f_indent __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
421 static void f_index __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
422 static void f_input __ARGS((typeval *argvars, typeval *rettv));
|
|
|
423 static void f_inputdialog __ARGS((typeval *argvars, typeval *rettv));
|
|
|
424 static void f_inputrestore __ARGS((typeval *argvars, typeval *rettv));
|
|
|
425 static void f_inputsave __ARGS((typeval *argvars, typeval *rettv));
|
|
|
426 static void f_inputsecret __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
427 static void f_insert __ARGS((typeval *argvars, typeval *rettv));
|
|
|
428 static void f_isdirectory __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
429 static void f_last_buffer_nr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
430 static void f_len __ARGS((typeval *argvars, typeval *rettv));
|
|
|
431 static void f_libcall __ARGS((typeval *argvars, typeval *rettv));
|
|
|
432 static void f_libcallnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
433 static void f_line __ARGS((typeval *argvars, typeval *rettv));
|
|
|
434 static void f_line2byte __ARGS((typeval *argvars, typeval *rettv));
|
|
|
435 static void f_lispindent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
436 static void f_localtime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
437 static void f_maparg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
438 static void f_mapcheck __ARGS((typeval *argvars, typeval *rettv));
|
|
|
439 static void f_match __ARGS((typeval *argvars, typeval *rettv));
|
|
|
440 static void f_matchend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
441 static void f_matchstr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
442 static void f_mode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
443 static void f_nextnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
444 static void f_nr2char __ARGS((typeval *argvars, typeval *rettv));
|
|
|
445 static void f_prevnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
446 static void f_remote_expr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
447 static void f_remote_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
448 static void f_remote_peek __ARGS((typeval *argvars, typeval *rettv));
|
|
|
449 static void f_remote_read __ARGS((typeval *argvars, typeval *rettv));
|
|
|
450 static void f_remote_send __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
451 static void f_remove __ARGS((typeval *argvars, typeval *rettv));
|
|
|
452 static void f_rename __ARGS((typeval *argvars, typeval *rettv));
|
|
|
453 static void f_repeat __ARGS((typeval *argvars, typeval *rettv));
|
|
|
454 static void f_resolve __ARGS((typeval *argvars, typeval *rettv));
|
|
|
455 static void f_reverse __ARGS((typeval *argvars, typeval *rettv));
|
|
|
456 static void f_search __ARGS((typeval *argvars, typeval *rettv));
|
|
|
457 static void f_searchpair __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
458 static void f_server2client __ARGS((typeval *argvars, typeval *rettv));
|
|
|
459 static void f_serverlist __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
460 static void f_setbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
461 static void f_setcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
462 static void f_setline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
463 static void f_setreg __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
464 static void f_setwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
465 static void f_simplify __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
466 static void f_sort __ARGS((typeval *argvars, typeval *rettv));
|
|
|
467 static void f_str2list __ARGS((typeval *argvars, typeval *rettv));
|
|
|
468 #ifdef HAVE_STRFTIME
|
|
71
|
469 static void f_strftime __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
470 #endif
|
|
71
|
471 static void f_stridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
472 static void f_string __ARGS((typeval *argvars, typeval *rettv));
|
|
|
473 static void f_strlen __ARGS((typeval *argvars, typeval *rettv));
|
|
|
474 static void f_strpart __ARGS((typeval *argvars, typeval *rettv));
|
|
|
475 static void f_strridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
476 static void f_strtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
477 static void f_submatch __ARGS((typeval *argvars, typeval *rettv));
|
|
|
478 static void f_substitute __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
479 static void f_synID __ARGS((typeval *argvars, typeval *rettv));
|
|
|
480 static void f_synIDattr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
481 static void f_synIDtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
|
482 static void f_system __ARGS((typeval *argvars, typeval *rettv));
|
|
|
483 static void f_tempname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
484 static void f_tolower __ARGS((typeval *argvars, typeval *rettv));
|
|
|
485 static void f_toupper __ARGS((typeval *argvars, typeval *rettv));
|
|
|
486 static void f_tr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
487 static void f_type __ARGS((typeval *argvars, typeval *rettv));
|
|
|
488 static void f_virtcol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
489 static void f_visualmode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
490 static void f_winbufnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
491 static void f_wincol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
492 static void f_winheight __ARGS((typeval *argvars, typeval *rettv));
|
|
|
493 static void f_winline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
494 static void f_winnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
495 static void f_winrestcmd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
496 static void f_winwidth __ARGS((typeval *argvars, typeval *rettv));
|
|
83
|
497
|
|
56
|
498 static win_T *find_win_by_nr __ARGS((typeval *vp));
|
|
|
499 static pos_T *var2fpos __ARGS((typeval *varp, int lnum));
|
|
7
|
500 static int get_env_len __ARGS((char_u **arg));
|
|
|
501 static int get_id_len __ARGS((char_u **arg));
|
|
|
502 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
71
|
503 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end, int incl_br));
|
|
7
|
504 static int eval_isnamec __ARGS((int c));
|
|
|
505 static int find_vim_var __ARGS((char_u *name, int len));
|
|
71
|
506 static int get_var_tv __ARGS((char_u *name, int len, typeval *rettv));
|
|
|
507 static typeval *alloc_tv __ARGS((void));
|
|
|
508 static typeval *alloc_string_tv __ARGS((char_u *string));
|
|
|
509 static void free_tv __ARGS((typeval *varp));
|
|
|
510 static void clear_tv __ARGS((typeval *varp));
|
|
|
511 static void init_tv __ARGS((typeval *varp));
|
|
|
512 static long get_tv_number __ARGS((typeval *varp));
|
|
|
513 static linenr_T get_tv_lnum __ARGS((typeval *argvars));
|
|
|
514 static char_u *get_tv_string __ARGS((typeval *varp));
|
|
|
515 static char_u *get_tv_string_buf __ARGS((typeval *varp, char_u *buf));
|
|
7
|
516 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
517 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
518 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
56
|
519 static void clear_var __ARGS((VAR v));
|
|
7
|
520 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
521 static void list_vim_var __ARGS((int i));
|
|
|
522 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
56
|
523 static void set_var __ARGS((char_u *name, typeval *varp, int copy));
|
|
71
|
524 static void copy_tv __ARGS((typeval *from, typeval *to));
|
|
7
|
525 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
526 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
527 static int eval_fname_script __ARGS((char_u *p));
|
|
|
528 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
529 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
530 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
531 static ufunc_T *find_func __ARGS((char_u *name));
|
|
56
|
532 static int function_exists __ARGS((char_u *name));
|
|
71
|
533 static void call_user_func __ARGS((ufunc_T *fp, int argcount, typeval *argvars, typeval *rettv, linenr_T firstline, linenr_T lastline));
|
|
|
534
|
|
|
535 #define get_var_string(p) get_tv_string(&(p)->tv)
|
|
|
536 #define get_var_string_buf(p, b) get_tv_string_buf(&(p)->tv, (b))
|
|
|
537 #define get_var_number(p) get_tv_number(&((p)->tv))
|
|
|
538
|
|
7
|
539 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
71
|
540
|
|
76
|
541 static int ex_let_vars __ARGS((char_u *arg, typeval *tv, int copy, int semicolon, int var_count, char_u *nextchars));
|
|
|
542 static char_u *skip_var_list __ARGS((char_u *arg, int *var_count, int *semicolon));
|
|
|
543 static char_u *skip_var_one __ARGS((char_u *arg));
|
|
71
|
544 static void list_all_vars __ARGS((void));
|
|
|
545 static char_u *list_arg_vars __ARGS((exarg_T *eap, char_u *arg));
|
|
|
546 static char_u *ex_let_one __ARGS((char_u *arg, typeval *tv, int copy, char_u *endchars));
|
|
|
547 static char_u *set_var_idx __ARGS((char_u *name, char_u *ip, typeval *rettv, int copy, char_u *endchars));
|
|
76
|
548 static void list_add_watch __ARGS((listvar *l, listwatch *lw));
|
|
7
|
549
|
|
|
550 /*
|
|
|
551 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
552 * not already exist.
|
|
|
553 */
|
|
|
554 void
|
|
|
555 set_internal_string_var(name, value)
|
|
|
556 char_u *name;
|
|
|
557 char_u *value;
|
|
|
558 {
|
|
56
|
559 char_u *val;
|
|
|
560 typeval *tvp;
|
|
7
|
561
|
|
|
562 val = vim_strsave(value);
|
|
|
563 if (val != NULL)
|
|
|
564 {
|
|
71
|
565 tvp = alloc_string_tv(val);
|
|
56
|
566 if (tvp != NULL)
|
|
|
567 {
|
|
|
568 set_var(name, tvp, FALSE);
|
|
71
|
569 free_tv(tvp);
|
|
7
|
570 }
|
|
|
571 }
|
|
|
572 }
|
|
|
573
|
|
|
574 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
575 int
|
|
|
576 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
577 char_u *enc_from;
|
|
|
578 char_u *enc_to;
|
|
|
579 char_u *fname_from;
|
|
|
580 char_u *fname_to;
|
|
|
581 {
|
|
|
582 int err = FALSE;
|
|
|
583
|
|
|
584 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
585 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
586 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
587 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
588 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
589 err = TRUE;
|
|
|
590 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
591 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
592 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
593 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
594
|
|
|
595 if (err)
|
|
|
596 return FAIL;
|
|
|
597 return OK;
|
|
|
598 }
|
|
|
599 # endif
|
|
|
600
|
|
|
601 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
602 int
|
|
|
603 eval_printexpr(fname, args)
|
|
|
604 char_u *fname;
|
|
|
605 char_u *args;
|
|
|
606 {
|
|
|
607 int err = FALSE;
|
|
|
608
|
|
|
609 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
610 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
611 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
612 err = TRUE;
|
|
|
613 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
614 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
615
|
|
|
616 if (err)
|
|
|
617 {
|
|
|
618 mch_remove(fname);
|
|
|
619 return FAIL;
|
|
|
620 }
|
|
|
621 return OK;
|
|
|
622 }
|
|
|
623 # endif
|
|
|
624
|
|
|
625 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
626 void
|
|
|
627 eval_diff(origfile, newfile, outfile)
|
|
|
628 char_u *origfile;
|
|
|
629 char_u *newfile;
|
|
|
630 char_u *outfile;
|
|
|
631 {
|
|
|
632 int err = FALSE;
|
|
|
633
|
|
|
634 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
635 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
636 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
637 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
638 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
639 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
640 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
641 }
|
|
|
642
|
|
|
643 void
|
|
|
644 eval_patch(origfile, difffile, outfile)
|
|
|
645 char_u *origfile;
|
|
|
646 char_u *difffile;
|
|
|
647 char_u *outfile;
|
|
|
648 {
|
|
|
649 int err;
|
|
|
650
|
|
|
651 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
652 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
653 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
654 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
655 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
656 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
657 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
658 }
|
|
|
659 # endif
|
|
|
660
|
|
|
661 /*
|
|
|
662 * Top level evaluation function, returning a boolean.
|
|
|
663 * Sets "error" to TRUE if there was an error.
|
|
|
664 * Return TRUE or FALSE.
|
|
|
665 */
|
|
|
666 int
|
|
|
667 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
668 char_u *arg;
|
|
|
669 int *error;
|
|
|
670 char_u **nextcmd;
|
|
|
671 int skip; /* only parse, don't execute */
|
|
|
672 {
|
|
71
|
673 typeval tv;
|
|
7
|
674 int retval = FALSE;
|
|
|
675
|
|
|
676 if (skip)
|
|
|
677 ++emsg_skip;
|
|
71
|
678 if (eval0(arg, &tv, nextcmd, !skip) == FAIL)
|
|
7
|
679 *error = TRUE;
|
|
|
680 else
|
|
|
681 {
|
|
|
682 *error = FALSE;
|
|
|
683 if (!skip)
|
|
|
684 {
|
|
71
|
685 retval = (get_tv_number(&tv) != 0);
|
|
|
686 clear_tv(&tv);
|
|
7
|
687 }
|
|
|
688 }
|
|
|
689 if (skip)
|
|
|
690 --emsg_skip;
|
|
|
691
|
|
|
692 return retval;
|
|
|
693 }
|
|
|
694
|
|
|
695 /*
|
|
|
696 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
697 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
698 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
699 */
|
|
|
700 char_u *
|
|
|
701 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
702 char_u *arg;
|
|
|
703 char_u **nextcmd;
|
|
|
704 int skip; /* only parse, don't execute */
|
|
|
705 {
|
|
71
|
706 typeval tv;
|
|
7
|
707 char_u *retval;
|
|
|
708
|
|
|
709 if (skip)
|
|
|
710 ++emsg_skip;
|
|
71
|
711 if (eval0(arg, &tv, nextcmd, !skip) == FAIL || skip)
|
|
7
|
712 retval = NULL;
|
|
|
713 else
|
|
|
714 {
|
|
71
|
715 retval = vim_strsave(get_tv_string(&tv));
|
|
|
716 clear_tv(&tv);
|
|
7
|
717 }
|
|
|
718 if (skip)
|
|
|
719 --emsg_skip;
|
|
|
720
|
|
|
721 return retval;
|
|
|
722 }
|
|
|
723
|
|
|
724 /*
|
|
9
|
725 * Skip over an expression at "*pp".
|
|
|
726 * Return FAIL for an error, OK otherwise.
|
|
|
727 */
|
|
|
728 int
|
|
|
729 skip_expr(pp)
|
|
|
730 char_u **pp;
|
|
|
731 {
|
|
71
|
732 typeval rettv;
|
|
9
|
733
|
|
|
734 *pp = skipwhite(*pp);
|
|
71
|
735 return eval1(pp, &rettv, FALSE);
|
|
9
|
736 }
|
|
|
737
|
|
|
738 /*
|
|
7
|
739 * Top level evaluation function, returning a string.
|
|
|
740 * Return pointer to allocated memory, or NULL for failure.
|
|
|
741 */
|
|
|
742 char_u *
|
|
|
743 eval_to_string(arg, nextcmd)
|
|
|
744 char_u *arg;
|
|
|
745 char_u **nextcmd;
|
|
|
746 {
|
|
71
|
747 typeval tv;
|
|
7
|
748 char_u *retval;
|
|
|
749
|
|
71
|
750 if (eval0(arg, &tv, nextcmd, TRUE) == FAIL)
|
|
7
|
751 retval = NULL;
|
|
|
752 else
|
|
|
753 {
|
|
71
|
754 retval = vim_strsave(get_tv_string(&tv));
|
|
|
755 clear_tv(&tv);
|
|
7
|
756 }
|
|
|
757
|
|
|
758 return retval;
|
|
|
759 }
|
|
|
760
|
|
|
761 /*
|
|
|
762 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
763 */
|
|
|
764 char_u *
|
|
|
765 eval_to_string_safe(arg, nextcmd)
|
|
|
766 char_u *arg;
|
|
|
767 char_u **nextcmd;
|
|
|
768 {
|
|
|
769 char_u *retval;
|
|
|
770 void *save_funccalp;
|
|
|
771
|
|
|
772 save_funccalp = save_funccal();
|
|
|
773 ++sandbox;
|
|
|
774 retval = eval_to_string(arg, nextcmd);
|
|
|
775 --sandbox;
|
|
|
776 restore_funccal(save_funccalp);
|
|
|
777 return retval;
|
|
|
778 }
|
|
|
779
|
|
|
780 #if 0 /* not used */
|
|
|
781 /*
|
|
|
782 * Top level evaluation function, returning a string.
|
|
|
783 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
784 * Return pointer to allocated memory, or NULL for failure.
|
|
|
785 * Doesn't give error messages.
|
|
|
786 */
|
|
|
787 char_u *
|
|
|
788 eval_arg_to_string(arg)
|
|
|
789 char_u **arg;
|
|
|
790 {
|
|
71
|
791 typeval rettv;
|
|
7
|
792 char_u *retval;
|
|
|
793 int ret;
|
|
|
794
|
|
|
795 ++emsg_off;
|
|
|
796
|
|
71
|
797 ret = eval1(arg, &rettv, TRUE);
|
|
7
|
798 if (ret == FAIL)
|
|
|
799 retval = NULL;
|
|
|
800 else
|
|
|
801 {
|
|
71
|
802 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
803 clear_tv(&rettv);
|
|
7
|
804 }
|
|
|
805
|
|
|
806 --emsg_off;
|
|
|
807
|
|
|
808 return retval;
|
|
|
809 }
|
|
|
810 #endif
|
|
|
811
|
|
|
812 /*
|
|
|
813 * Top level evaluation function, returning a number.
|
|
|
814 * Evaluates "expr" silently.
|
|
|
815 * Returns -1 for an error.
|
|
|
816 */
|
|
|
817 int
|
|
|
818 eval_to_number(expr)
|
|
|
819 char_u *expr;
|
|
|
820 {
|
|
71
|
821 typeval rettv;
|
|
7
|
822 int retval;
|
|
|
823 char_u *p = expr;
|
|
|
824
|
|
|
825 ++emsg_off;
|
|
|
826
|
|
71
|
827 if (eval1(&p, &rettv, TRUE) == FAIL)
|
|
7
|
828 retval = -1;
|
|
|
829 else
|
|
|
830 {
|
|
71
|
831 retval = get_tv_number(&rettv);
|
|
|
832 clear_tv(&rettv);
|
|
7
|
833 }
|
|
|
834 --emsg_off;
|
|
|
835
|
|
|
836 return retval;
|
|
|
837 }
|
|
|
838
|
|
|
839 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
840 /*
|
|
|
841 * Call some vimL function and return the result as a string
|
|
|
842 * Uses argv[argc] for the function arguments.
|
|
|
843 */
|
|
|
844 char_u *
|
|
|
845 call_vim_function(func, argc, argv, safe)
|
|
|
846 char_u *func;
|
|
|
847 int argc;
|
|
|
848 char_u **argv;
|
|
|
849 int safe; /* use the sandbox */
|
|
|
850 {
|
|
|
851 char_u *retval = NULL;
|
|
71
|
852 typeval rettv;
|
|
56
|
853 typeval *argvars;
|
|
7
|
854 long n;
|
|
|
855 int len;
|
|
|
856 int i;
|
|
|
857 int doesrange;
|
|
|
858 void *save_funccalp = NULL;
|
|
|
859
|
|
56
|
860 argvars = (typeval *)alloc((unsigned)(argc * sizeof(typeval)));
|
|
7
|
861 if (argvars == NULL)
|
|
|
862 return NULL;
|
|
|
863
|
|
|
864 for (i = 0; i < argc; i++)
|
|
|
865 {
|
|
12
|
866 /* Pass a NULL or empty argument as an empty string */
|
|
|
867 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
868 {
|
|
56
|
869 argvars[i].v_type = VAR_STRING;
|
|
|
870 argvars[i].vval.v_string = (char_u *)"";
|
|
12
|
871 continue;
|
|
|
872 }
|
|
|
873
|
|
7
|
874 /* Recognize a number argument, the others must be strings. */
|
|
|
875 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
876 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
877 {
|
|
56
|
878 argvars[i].v_type = VAR_NUMBER;
|
|
|
879 argvars[i].vval.v_number = n;
|
|
7
|
880 }
|
|
|
881 else
|
|
|
882 {
|
|
56
|
883 argvars[i].v_type = VAR_STRING;
|
|
|
884 argvars[i].vval.v_string = argv[i];
|
|
7
|
885 }
|
|
|
886 }
|
|
|
887
|
|
|
888 if (safe)
|
|
|
889 {
|
|
|
890 save_funccalp = save_funccal();
|
|
|
891 ++sandbox;
|
|
|
892 }
|
|
|
893
|
|
71
|
894 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
|
895 if (call_func(func, (int)STRLEN(func), &rettv, argc, argvars,
|
|
7
|
896 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
897 &doesrange, TRUE) == OK)
|
|
71
|
898 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
899
|
|
|
900 clear_tv(&rettv);
|
|
7
|
901 vim_free(argvars);
|
|
|
902
|
|
|
903 if (safe)
|
|
|
904 {
|
|
|
905 --sandbox;
|
|
|
906 restore_funccal(save_funccalp);
|
|
|
907 }
|
|
|
908 return retval;
|
|
|
909 }
|
|
|
910 #endif
|
|
|
911
|
|
|
912 /*
|
|
|
913 * Save the current function call pointer, and set it to NULL.
|
|
|
914 * Used when executing autocommands and for ":source".
|
|
|
915 */
|
|
|
916 void *
|
|
|
917 save_funccal()
|
|
|
918 {
|
|
|
919 struct funccall *fc;
|
|
|
920
|
|
|
921 fc = current_funccal;
|
|
|
922 current_funccal = NULL;
|
|
|
923 return (void *)fc;
|
|
|
924 }
|
|
|
925
|
|
|
926 void
|
|
|
927 restore_funccal(fc)
|
|
|
928 void *fc;
|
|
|
929 {
|
|
|
930 current_funccal = (struct funccall *)fc;
|
|
|
931 }
|
|
|
932
|
|
|
933 #ifdef FEAT_FOLDING
|
|
|
934 /*
|
|
|
935 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
936 * it in "*cp". Doesn't give error messages.
|
|
|
937 */
|
|
|
938 int
|
|
|
939 eval_foldexpr(arg, cp)
|
|
|
940 char_u *arg;
|
|
|
941 int *cp;
|
|
|
942 {
|
|
71
|
943 typeval tv;
|
|
7
|
944 int retval;
|
|
|
945 char_u *s;
|
|
|
946
|
|
|
947 ++emsg_off;
|
|
|
948 ++sandbox;
|
|
|
949 *cp = NUL;
|
|
71
|
950 if (eval0(arg, &tv, NULL, TRUE) == FAIL)
|
|
7
|
951 retval = 0;
|
|
|
952 else
|
|
|
953 {
|
|
|
954 /* If the result is a number, just return the number. */
|
|
71
|
955 if (tv.v_type == VAR_NUMBER)
|
|
|
956 retval = tv.vval.v_number;
|
|
|
957 else if (tv.v_type == VAR_UNKNOWN
|
|
|
958 || tv.vval.v_string == NULL)
|
|
7
|
959 retval = 0;
|
|
|
960 else
|
|
|
961 {
|
|
|
962 /* If the result is a string, check if there is a non-digit before
|
|
|
963 * the number. */
|
|
71
|
964 s = tv.vval.v_string;
|
|
7
|
965 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
966 *cp = *s++;
|
|
|
967 retval = atol((char *)s);
|
|
|
968 }
|
|
71
|
969 clear_tv(&tv);
|
|
7
|
970 }
|
|
|
971 --emsg_off;
|
|
|
972 --sandbox;
|
|
|
973
|
|
|
974 return retval;
|
|
|
975 }
|
|
|
976 #endif
|
|
|
977
|
|
|
978 /*
|
|
|
979 * Expands out the 'magic' {}'s in a variable/function name.
|
|
|
980 * Note that this can call itself recursively, to deal with
|
|
|
981 * constructs like foo{bar}{baz}{bam}
|
|
|
982 * The four pointer arguments point to "foo{expre}ss{ion}bar"
|
|
|
983 * "in_start" ^
|
|
|
984 * "expr_start" ^
|
|
|
985 * "expr_end" ^
|
|
|
986 * "in_end" ^
|
|
|
987 *
|
|
|
988 * Returns a new allocated string, which the caller must free.
|
|
|
989 * Returns NULL for failure.
|
|
|
990 */
|
|
|
991 static char_u *
|
|
|
992 make_expanded_name(in_start, expr_start, expr_end, in_end)
|
|
|
993 char_u *in_start;
|
|
|
994 char_u *expr_start;
|
|
|
995 char_u *expr_end;
|
|
|
996 char_u *in_end;
|
|
|
997 {
|
|
|
998 char_u c1;
|
|
|
999 char_u *retval = NULL;
|
|
|
1000 char_u *temp_result;
|
|
|
1001 char_u *nextcmd = NULL;
|
|
|
1002
|
|
|
1003 if (expr_end == NULL || in_end == NULL)
|
|
|
1004 return NULL;
|
|
|
1005 *expr_start = NUL;
|
|
|
1006 *expr_end = NUL;
|
|
|
1007 c1 = *in_end;
|
|
|
1008 *in_end = NUL;
|
|
|
1009
|
|
|
1010 temp_result = eval_to_string(expr_start + 1, &nextcmd);
|
|
|
1011 if (temp_result != NULL && nextcmd == NULL)
|
|
|
1012 {
|
|
|
1013 retval = alloc((unsigned)(STRLEN(temp_result) + (expr_start - in_start)
|
|
|
1014 + (in_end - expr_end) + 1));
|
|
|
1015
|
|
|
1016 if (retval != NULL)
|
|
|
1017 {
|
|
|
1018 STRCPY(retval, in_start);
|
|
|
1019 STRCAT(retval, temp_result);
|
|
|
1020 STRCAT(retval, expr_end + 1);
|
|
|
1021 }
|
|
|
1022 }
|
|
|
1023 vim_free(temp_result);
|
|
|
1024
|
|
|
1025 *in_end = c1; /* put char back for error messages */
|
|
|
1026 *expr_start = '{';
|
|
|
1027 *expr_end = '}';
|
|
|
1028
|
|
|
1029 if (retval != NULL)
|
|
|
1030 {
|
|
71
|
1031 temp_result = find_name_end(retval, &expr_start, &expr_end, FALSE);
|
|
7
|
1032 if (expr_start != NULL)
|
|
|
1033 {
|
|
|
1034 /* Further expansion! */
|
|
|
1035 temp_result = make_expanded_name(retval, expr_start,
|
|
|
1036 expr_end, temp_result);
|
|
|
1037 vim_free(retval);
|
|
|
1038 retval = temp_result;
|
|
|
1039 }
|
|
|
1040 }
|
|
|
1041
|
|
|
1042 return retval;
|
|
|
1043
|
|
|
1044 }
|
|
71
|
1045
|
|
|
1046 /*
|
|
|
1047 * ":let" list all variable values
|
|
|
1048 * ":let var1 var2" list variable values
|
|
|
1049 * ":let var = expr" assignment command.
|
|
|
1050 * ":let [var1, var2] = expr" unpack list.
|
|
7
|
1051 */
|
|
|
1052 void
|
|
|
1053 ex_let(eap)
|
|
|
1054 exarg_T *eap;
|
|
|
1055 {
|
|
|
1056 char_u *arg = eap->arg;
|
|
71
|
1057 char_u *expr = NULL;
|
|
|
1058 typeval rettv;
|
|
7
|
1059 int i;
|
|
71
|
1060 int var_count = 0;
|
|
|
1061 int semicolon = 0;
|
|
76
|
1062
|
|
|
1063 expr = skip_var_list(arg, &var_count, &semicolon);
|
|
|
1064 if (expr == NULL)
|
|
|
1065 return;
|
|
|
1066 expr = vim_strchr(expr, '=');
|
|
|
1067 if (expr == NULL)
|
|
|
1068 {
|
|
|
1069 if (*arg == '[')
|
|
|
1070 EMSG(_(e_invarg));
|
|
|
1071 else if (!ends_excmd(*arg))
|
|
71
|
1072 /* ":let var1 var2" */
|
|
|
1073 arg = list_arg_vars(eap, arg);
|
|
|
1074 else if (!eap->skip)
|
|
|
1075 /* ":let" */
|
|
|
1076 list_all_vars();
|
|
|
1077 eap->nextcmd = check_nextcmd(arg);
|
|
|
1078 }
|
|
|
1079 else
|
|
|
1080 {
|
|
76
|
1081 expr = skipwhite(expr + 1);
|
|
71
|
1082
|
|
|
1083 if (eap->skip)
|
|
|
1084 ++emsg_skip;
|
|
76
|
1085 i = eval0(expr, &rettv, &eap->nextcmd, !eap->skip);
|
|
71
|
1086 if (eap->skip)
|
|
|
1087 {
|
|
|
1088 if (i != FAIL)
|
|
|
1089 clear_tv(&rettv);
|
|
|
1090 --emsg_skip;
|
|
|
1091 }
|
|
|
1092 else if (i != FAIL)
|
|
|
1093 {
|
|
76
|
1094 (void)ex_let_vars(eap->arg, &rettv, FALSE, semicolon, var_count,
|
|
|
1095 (char_u *)"=");
|
|
|
1096 clear_tv(&rettv);
|
|
|
1097 }
|
|
|
1098 }
|
|
|
1099 }
|
|
|
1100
|
|
|
1101 /*
|
|
|
1102 * Assign the typevalue "tv" to the variable or variables at "arg_start".
|
|
|
1103 * Handles both "var" with any type and "[var, var; var]" with a list type.
|
|
|
1104 * Returns OK or FAIL;
|
|
|
1105 */
|
|
|
1106 static int
|
|
|
1107 ex_let_vars(arg_start, tv, copy, semicolon, var_count, nextchars)
|
|
|
1108 char_u *arg_start;
|
|
|
1109 typeval *tv;
|
|
|
1110 int copy; /* copy values from "tv", don't move */
|
|
|
1111 int semicolon; /* from skip_var_list() */
|
|
|
1112 int var_count; /* from skip_var_list() */
|
|
|
1113 char_u *nextchars; /* characters that must follow or NULL */
|
|
|
1114 {
|
|
|
1115 char_u *arg = arg_start;
|
|
|
1116 listvar *l;
|
|
|
1117 int i;
|
|
|
1118 listitem *item;
|
|
|
1119 typeval ltv;
|
|
|
1120
|
|
|
1121 if (*arg != '[')
|
|
|
1122 {
|
|
|
1123 /*
|
|
|
1124 * ":let var = expr" or ":for var in list"
|
|
|
1125 */
|
|
|
1126 if (ex_let_one(arg, tv, copy, nextchars) == NULL)
|
|
|
1127 return FAIL;
|
|
|
1128 return OK;
|
|
|
1129 }
|
|
|
1130
|
|
|
1131 /*
|
|
|
1132 * ":let [v1, v2] = list" or ":for [v1, v2] in listlist"
|
|
|
1133 */
|
|
|
1134 l = tv->vval.v_list;
|
|
|
1135 if (tv->v_type != VAR_LIST || l == NULL)
|
|
|
1136 {
|
|
|
1137 EMSG(_(e_listreq));
|
|
|
1138 return FAIL;
|
|
|
1139 }
|
|
|
1140
|
|
|
1141 i = list_len(l);
|
|
|
1142 if (semicolon == 0 && var_count < i)
|
|
|
1143 {
|
|
|
1144 EMSG(_("E999: Less targets than List items"));
|
|
|
1145 return FAIL;
|
|
|
1146 }
|
|
|
1147 if (var_count - semicolon > i)
|
|
|
1148 {
|
|
|
1149 EMSG(_("E999: More targets than List items"));
|
|
|
1150 return FAIL;
|
|
|
1151 }
|
|
|
1152
|
|
|
1153 item = l->lv_first;
|
|
|
1154 while (*arg != ']')
|
|
|
1155 {
|
|
|
1156 arg = skipwhite(arg + 1);
|
|
|
1157 arg = ex_let_one(arg, &item->li_tv, TRUE, (char_u *)",;]");
|
|
|
1158 item = item->li_next;
|
|
|
1159 if (arg == NULL)
|
|
|
1160 return FAIL;
|
|
|
1161
|
|
|
1162 arg = skipwhite(arg);
|
|
|
1163 if (*arg == ';')
|
|
|
1164 {
|
|
|
1165 /* Put the rest of the list (may be empty) in the var after ';'.
|
|
|
1166 * Create a new list for this. */
|
|
|
1167 l = list_alloc();
|
|
|
1168 if (l == NULL)
|
|
|
1169 return FAIL;
|
|
|
1170 while (item != NULL)
|
|
|
1171 {
|
|
|
1172 list_append_tv(l, &item->li_tv);
|
|
|
1173 item = item->li_next;
|
|
|
1174 }
|
|
|
1175
|
|
|
1176 ltv.v_type = VAR_LIST;
|
|
|
1177 ltv.vval.v_list = l;
|
|
|
1178 l->lv_refcount = 1;
|
|
|
1179
|
|
|
1180 arg = ex_let_one(skipwhite(arg + 1), <v, FALSE, (char_u *)"]");
|
|
|
1181 clear_tv(<v);
|
|
|
1182 if (arg == NULL)
|
|
|
1183 return FAIL;
|
|
|
1184 break;
|
|
|
1185 }
|
|
|
1186 else if (*arg != ',' && *arg != ']')
|
|
|
1187 {
|
|
|
1188 EMSG2(_(e_intern2), "ex_let_vars()");
|
|
|
1189 return FAIL;
|
|
|
1190 }
|
|
|
1191 }
|
|
|
1192
|
|
|
1193 return OK;
|
|
|
1194 }
|
|
|
1195
|
|
|
1196 /*
|
|
|
1197 * Skip over assignable variable "var" or list of variables "[var, var]".
|
|
|
1198 * Used for ":let varvar = expr" and ":for varvar in expr".
|
|
|
1199 * For "[var, var]" increment "*var_count" for each variable.
|
|
|
1200 * for "[var, var; var]" set "semicolon".
|
|
|
1201 * Return NULL for an error.
|
|
|
1202 */
|
|
|
1203 static char_u *
|
|
|
1204 skip_var_list(arg, var_count, semicolon)
|
|
|
1205 char_u *arg;
|
|
|
1206 int *var_count;
|
|
|
1207 int *semicolon;
|
|
|
1208 {
|
|
|
1209 char_u *p, *s;
|
|
|
1210
|
|
|
1211 if (*arg == '[')
|
|
|
1212 {
|
|
|
1213 /* "[var, var]": find the matching ']'. */
|
|
|
1214 p = arg;
|
|
|
1215 while (1)
|
|
|
1216 {
|
|
|
1217 p = skipwhite(p + 1); /* skip whites after '[', ';' or ',' */
|
|
|
1218 s = skip_var_one(p);
|
|
|
1219 if (s == p)
|
|
|
1220 {
|
|
|
1221 EMSG2(_(e_invarg2), p);
|
|
|
1222 return NULL;
|
|
|
1223 }
|
|
|
1224 ++*var_count;
|
|
|
1225
|
|
|
1226 p = skipwhite(s);
|
|
|
1227 if (*p == ']')
|
|
|
1228 break;
|
|
|
1229 else if (*p == ';')
|
|
|
1230 {
|
|
|
1231 if (*semicolon == 1)
|
|
71
|
1232 {
|
|
76
|
1233 EMSG(_("Double ; in list of variables"));
|
|
|
1234 return NULL;
|
|
71
|
1235 }
|
|
76
|
1236 *semicolon = 1;
|
|
|
1237 }
|
|
|
1238 else if (*p != ',')
|
|
|
1239 {
|
|
|
1240 EMSG2(_(e_invarg2), p);
|
|
|
1241 return NULL;
|
|
|
1242 }
|
|
|
1243 }
|
|
|
1244 return p + 1;
|
|
|
1245 }
|
|
|
1246 else
|
|
|
1247 return skip_var_one(arg);
|
|
|
1248 }
|
|
|
1249
|
|
|
1250 static char_u *
|
|
|
1251 skip_var_one(arg)
|
|
|
1252 char_u *arg;
|
|
|
1253 {
|
|
|
1254 if (vim_strchr((char_u *)"$@&", *arg) != NULL)
|
|
|
1255 ++arg;
|
|
|
1256 return find_name_end(arg, NULL, NULL, TRUE);
|
|
71
|
1257 }
|
|
|
1258
|
|
|
1259 static void
|
|
|
1260 list_all_vars()
|
|
|
1261 {
|
|
|
1262 int i;
|
|
|
1263
|
|
|
1264 /*
|
|
|
1265 * List all variables.
|
|
|
1266 */
|
|
|
1267 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
|
1268 if (VAR_ENTRY(i).v_name != NULL)
|
|
|
1269 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
1270 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
|
1271 if (BVAR_ENTRY(i).v_name != NULL)
|
|
|
1272 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
1273 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
|
1274 if (WVAR_ENTRY(i).v_name != NULL)
|
|
|
1275 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
1276 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
1277 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
1278 list_vim_var(i);
|
|
|
1279 }
|
|
|
1280
|
|
|
1281 /*
|
|
|
1282 * List variables in "arg".
|
|
|
1283 */
|
|
|
1284 static char_u *
|
|
|
1285 list_arg_vars(eap, arg)
|
|
|
1286 exarg_T *eap;
|
|
|
1287 char_u *arg;
|
|
|
1288 {
|
|
|
1289 int error = FALSE;
|
|
|
1290 char_u *temp_string = NULL;
|
|
|
1291 int arg_len;
|
|
7
|
1292 char_u *expr_start;
|
|
|
1293 char_u *expr_end;
|
|
|
1294 char_u *name_end;
|
|
71
|
1295 int c1 = 0, c2;
|
|
|
1296 int i;
|
|
|
1297 VAR varp;
|
|
|
1298 char_u *name;
|
|
|
1299
|
|
|
1300 while (!ends_excmd(*arg) && !got_int)
|
|
|
1301 {
|
|
|
1302 /* Find the end of the name. */
|
|
|
1303 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1304
|
|
|
1305 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1306 {
|
|
|
1307 emsg_severe = TRUE;
|
|
|
1308 EMSG(_(e_trailing));
|
|
|
1309 break;
|
|
|
1310 }
|
|
|
1311 if (!error && !eap->skip)
|
|
|
1312 {
|
|
|
1313 if (expr_start != NULL)
|
|
|
1314 {
|
|
|
1315 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1316 expr_end, name_end);
|
|
|
1317 if (temp_string == NULL)
|
|
7
|
1318 {
|
|
71
|
1319 /*
|
|
|
1320 * Report an invalid expression in braces, unless
|
|
|
1321 * the expression evaluation has been cancelled due
|
|
|
1322 * to an aborting error, an interrupt, or an
|
|
|
1323 * exception.
|
|
|
1324 */
|
|
|
1325 if (!aborting())
|
|
7
|
1326 {
|
|
71
|
1327 emsg_severe = TRUE;
|
|
|
1328 EMSG2(_(e_invarg2), arg);
|
|
|
1329 break;
|
|
7
|
1330 }
|
|
71
|
1331 error = TRUE;
|
|
|
1332 arg = skipwhite(name_end);
|
|
|
1333 continue;
|
|
|
1334 }
|
|
|
1335 arg = temp_string;
|
|
|
1336 arg_len = STRLEN(temp_string);
|
|
|
1337 }
|
|
|
1338 else
|
|
|
1339 {
|
|
|
1340 c1 = *name_end;
|
|
|
1341 *name_end = NUL;
|
|
|
1342 arg_len = (int)(name_end - arg);
|
|
|
1343 }
|
|
|
1344 i = find_vim_var(arg, arg_len);
|
|
|
1345 if (i >= 0)
|
|
|
1346 list_vim_var(i);
|
|
|
1347 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1348 {
|
|
|
1349 char_u numbuf[NUMBUFLEN];
|
|
|
1350
|
|
|
1351 sprintf((char *)numbuf, "%ld",
|
|
|
1352 (long)curbuf->b_changedtick);
|
|
|
1353 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1354 VAR_NUMBER, numbuf);
|
|
|
1355 }
|
|
|
1356 else
|
|
|
1357 {
|
|
|
1358 varp = find_var(arg, FALSE);
|
|
|
1359 if (varp == NULL)
|
|
|
1360 {
|
|
|
1361 /* Skip further arguments but do continue to
|
|
|
1362 * search for a trailing command. */
|
|
|
1363 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1364 error = TRUE;
|
|
|
1365 }
|
|
|
1366 else
|
|
|
1367 {
|
|
|
1368 name = vim_strchr(arg, ':');
|
|
|
1369 if (name != NULL)
|
|
7
|
1370 {
|
|
71
|
1371 /* "a:" vars have no name stored, use whole arg */
|
|
|
1372 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1373 c2 = NUL;
|
|
7
|
1374 else
|
|
|
1375 {
|
|
71
|
1376 c2 = *++name;
|
|
|
1377 *name = NUL;
|
|
7
|
1378 }
|
|
71
|
1379 list_one_var(varp, arg);
|
|
|
1380 if (c2 != NUL)
|
|
|
1381 *name = c2;
|
|
7
|
1382 }
|
|
|
1383 else
|
|
71
|
1384 list_one_var(varp, (char_u *)"");
|
|
7
|
1385 }
|
|
71
|
1386 }
|
|
|
1387 if (expr_start != NULL)
|
|
|
1388 vim_free(temp_string);
|
|
|
1389 else
|
|
|
1390 *name_end = c1;
|
|
|
1391 }
|
|
|
1392 arg = skipwhite(name_end);
|
|
|
1393 }
|
|
|
1394
|
|
|
1395 return arg;
|
|
|
1396 }
|
|
|
1397
|
|
|
1398 /*
|
|
|
1399 * Set one item of ":let var = expr" or ":let [v1, v2] = list" to its value.
|
|
|
1400 * Returns a pointer to the char just after the var name.
|
|
|
1401 * Returns NULL if there is an error.
|
|
|
1402 */
|
|
|
1403 static char_u *
|
|
|
1404 ex_let_one(arg, tv, copy, endchars)
|
|
|
1405 char_u *arg; /* points to variable name */
|
|
|
1406 typeval *tv; /* value to assign to variable */
|
|
|
1407 int copy; /* copy value from "tv" */
|
|
76
|
1408 char_u *endchars; /* valid chars after variable name or NULL */
|
|
71
|
1409 {
|
|
|
1410 int c1;
|
|
|
1411 char_u *name;
|
|
|
1412 char_u *p;
|
|
|
1413 char_u *arg_end = NULL;
|
|
|
1414 int len;
|
|
|
1415 int opt_flags;
|
|
|
1416
|
|
|
1417 /*
|
|
|
1418 * ":let $VAR = expr": Set environment variable.
|
|
|
1419 */
|
|
|
1420 if (*arg == '$')
|
|
|
1421 {
|
|
|
1422 /* Find the end of the name. */
|
|
|
1423 ++arg;
|
|
|
1424 name = arg;
|
|
|
1425 len = get_env_len(&arg);
|
|
|
1426 if (len == 0)
|
|
|
1427 EMSG2(_(e_invarg2), name - 1);
|
|
|
1428 else
|
|
|
1429 {
|
|
76
|
1430 if (endchars != NULL
|
|
|
1431 && vim_strchr(endchars, *skipwhite(arg)) == NULL)
|
|
71
|
1432 EMSG(_(e_letunexp));
|
|
7
|
1433 else
|
|
|
1434 {
|
|
71
|
1435 c1 = name[len];
|
|
|
1436 name[len] = NUL;
|
|
|
1437 p = get_tv_string(tv);
|
|
|
1438 vim_setenv(name, p);
|
|
|
1439 if (STRICMP(name, "HOME") == 0)
|
|
|
1440 init_homedir();
|
|
|
1441 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1442 didset_vim = FALSE;
|
|
|
1443 else if (didset_vimruntime && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1444 didset_vimruntime = FALSE;
|
|
|
1445 name[len] = c1;
|
|
|
1446 arg_end = arg;
|
|
|
1447 }
|
|
|
1448 }
|
|
|
1449 }
|
|
|
1450
|
|
|
1451 /*
|
|
|
1452 * ":let &option = expr": Set option value.
|
|
|
1453 * ":let &l:option = expr": Set local option value.
|
|
|
1454 * ":let &g:option = expr": Set global option value.
|
|
|
1455 */
|
|
|
1456 else if (*arg == '&')
|
|
|
1457 {
|
|
|
1458 /* Find the end of the name. */
|
|
|
1459 p = find_option_end(&arg, &opt_flags);
|
|
76
|
1460 if (p == NULL || (endchars != NULL
|
|
|
1461 && vim_strchr(endchars, *skipwhite(p)) == NULL))
|
|
71
|
1462 EMSG(_(e_letunexp));
|
|
|
1463 else
|
|
|
1464 {
|
|
|
1465 c1 = *p;
|
|
|
1466 *p = NUL;
|
|
|
1467 set_option_value(arg, get_tv_number(tv),
|
|
|
1468 get_tv_string(tv), opt_flags);
|
|
|
1469 *p = c1;
|
|
|
1470 arg_end = p;
|
|
|
1471 }
|
|
|
1472 }
|
|
|
1473
|
|
|
1474 /*
|
|
|
1475 * ":let @r = expr": Set register contents.
|
|
|
1476 */
|
|
|
1477 else if (*arg == '@')
|
|
|
1478 {
|
|
|
1479 ++arg;
|
|
76
|
1480 if (endchars != NULL
|
|
|
1481 && vim_strchr(endchars, *skipwhite(arg + 1)) == NULL)
|
|
71
|
1482 EMSG(_(e_letunexp));
|
|
|
1483 else
|
|
|
1484 {
|
|
|
1485 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1486 get_tv_string(tv), -1, FALSE);
|
|
|
1487 arg_end = arg + 1;
|
|
|
1488 }
|
|
|
1489 }
|
|
|
1490
|
|
|
1491 /*
|
|
|
1492 * ":let var = expr": Set internal variable.
|
|
|
1493 */
|
|
|
1494 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1495 {
|
|
|
1496 char_u *exp_name = NULL;
|
|
|
1497 char_u *expr_start, *expr_end;
|
|
|
1498
|
|
|
1499 /* Find the end of the name. */
|
|
|
1500 p = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1501 if (expr_start != NULL)
|
|
|
1502 {
|
|
|
1503 exp_name = make_expanded_name(arg, expr_start, expr_end, p);
|
|
|
1504 arg = exp_name;
|
|
|
1505 }
|
|
|
1506
|
|
|
1507 if (arg == NULL)
|
|
|
1508 {
|
|
|
1509 /* Report an invalid expression in braces, unless the
|
|
|
1510 * expression evaluation has been cancelled due to an
|
|
|
1511 * aborting error, an interrupt, or an exception. */
|
|
|
1512 if (!aborting())
|
|
7
|
1513 EMSG2(_(e_invarg2), arg);
|
|
71
|
1514 }
|
|
|
1515 else if (*p == '[')
|
|
|
1516 arg_end = set_var_idx(arg, p, tv, copy, endchars);
|
|
76
|
1517 else if (endchars != NULL
|
|
|
1518 && vim_strchr(endchars, *skipwhite(p)) == NULL)
|
|
71
|
1519 EMSG(_(e_letunexp));
|
|
|
1520 else if (STRNCMP(arg, "b:changedtick", 13) == 0
|
|
|
1521 && !eval_isnamec(arg[13]))
|
|
|
1522 EMSG2(_(e_readonlyvar), arg);
|
|
|
1523 else
|
|
|
1524 {
|
|
|
1525 c1 = *p;
|
|
|
1526 *p = NUL;
|
|
|
1527 set_var(arg, tv, copy);
|
|
|
1528 *p = c1;
|
|
|
1529 arg_end = p;
|
|
|
1530 }
|
|
|
1531
|
|
|
1532 vim_free(exp_name);
|
|
|
1533 }
|
|
|
1534
|
|
|
1535 else
|
|
|
1536 EMSG2(_(e_invarg2), arg);
|
|
|
1537
|
|
|
1538 return arg_end;
|
|
|
1539 }
|
|
|
1540
|
|
|
1541 /*
|
|
|
1542 * Set a variable with an index: "name[expr]", "name[expr][expr]", etc.
|
|
|
1543 * Only works if "name" is an existing List.
|
|
|
1544 * "ip" points to the first '['.
|
|
|
1545 * Returns a pointer to just after the last used ']'; NULL for error.
|
|
|
1546 */
|
|
|
1547 static char_u *
|
|
|
1548 set_var_idx(name, ip, rettv, copy, endchars)
|
|
|
1549 char_u *name;
|
|
|
1550 char_u *ip;
|
|
|
1551 typeval *rettv;
|
|
|
1552 int copy;
|
|
|
1553 char_u *endchars;
|
|
|
1554 {
|
|
|
1555 VAR v;
|
|
|
1556 int c1;
|
|
|
1557 char_u *p;
|
|
|
1558 typeval var1;
|
|
|
1559 typeval *tv;
|
|
|
1560 long n;
|
|
|
1561 listitem *item;
|
|
|
1562
|
|
|
1563 c1 = *ip;
|
|
|
1564 *ip = NUL;
|
|
|
1565 v = find_var(name, TRUE);
|
|
|
1566 if (v == NULL)
|
|
|
1567 EMSG2(_(e_undefvar), name);
|
|
|
1568 *ip = c1;
|
|
|
1569 if (v == NULL)
|
|
|
1570 return NULL;
|
|
|
1571
|
|
|
1572 tv = &v->tv;
|
|
|
1573 for (p = ip; *p == '['; p = skipwhite(p + 1))
|
|
|
1574 {
|
|
|
1575 if (tv->v_type != VAR_LIST || tv->vval.v_list == NULL)
|
|
|
1576 {
|
|
|
1577 EMSG(_("E999: Can only index a List"));
|
|
|
1578 p = NULL;
|
|
|
1579 break;
|
|
|
1580 }
|
|
|
1581 p = skipwhite(p + 1);
|
|
|
1582 if (eval1(&p, &var1, TRUE) == FAIL) /* recursive! */
|
|
|
1583 {
|
|
|
1584 p = NULL;
|
|
|
1585 break;
|
|
|
1586 }
|
|
|
1587 if (*p != ']')
|
|
|
1588 {
|
|
|
1589 EMSG(_(e_missbrac));
|
|
|
1590 clear_tv(&var1);
|
|
|
1591 p = NULL;
|
|
|
1592 break;
|
|
|
1593 }
|
|
|
1594 n = get_tv_number(&var1);
|
|
|
1595 clear_tv(&var1);
|
|
|
1596 item = list_find(tv->vval.v_list, n);
|
|
|
1597 if (item == NULL)
|
|
|
1598 {
|
|
|
1599 EMSGN(_(e_listidx), n);
|
|
|
1600 p = NULL;
|
|
|
1601 break;
|
|
|
1602 }
|
|
|
1603 tv = &item->li_tv;
|
|
|
1604 }
|
|
|
1605
|
|
|
1606 if (p != NULL)
|
|
|
1607 {
|
|
76
|
1608 if (endchars != NULL && vim_strchr(endchars, *p) == NULL)
|
|
71
|
1609 {
|
|
|
1610 EMSG(_(e_letunexp));
|
|
|
1611 p = NULL;
|
|
|
1612 }
|
|
|
1613 else
|
|
|
1614 {
|
|
|
1615 clear_tv(tv);
|
|
|
1616 if (copy)
|
|
|
1617 copy_tv(tv, rettv);
|
|
|
1618 else
|
|
|
1619 {
|
|
|
1620 *tv = *rettv;
|
|
|
1621 init_tv(rettv);
|
|
|
1622 }
|
|
|
1623 }
|
|
|
1624 }
|
|
|
1625 return p;
|
|
7
|
1626 }
|
|
|
1627
|
|
76
|
1628 /*
|
|
|
1629 * Add a watcher to a list.
|
|
|
1630 */
|
|
|
1631 static void
|
|
|
1632 list_add_watch(l, lw)
|
|
|
1633 listvar *l;
|
|
|
1634 listwatch *lw;
|
|
|
1635 {
|
|
|
1636 lw->lw_next = l->lv_watch;
|
|
|
1637 l->lv_watch = lw;
|
|
|
1638 }
|
|
|
1639
|
|
|
1640 /*
|
|
|
1641 * Remove a watches from a list.
|
|
|
1642 * No warning when it isn't found...
|
|
|
1643 */
|
|
|
1644 static void
|
|
|
1645 list_rem_watch(l, lwrem)
|
|
|
1646 listvar *l;
|
|
|
1647 listwatch *lwrem;
|
|
|
1648 {
|
|
|
1649 listwatch *lw, **lwp;
|
|
|
1650
|
|
|
1651 lwp = &l->lv_watch;
|
|
|
1652 for (lw = l->lv_watch; lw != NULL; lw = lw->lw_next)
|
|
|
1653 {
|
|
|
1654 if (lw == lwrem)
|
|
|
1655 {
|
|
|
1656 *lwp = lw->lw_next;
|
|
|
1657 break;
|
|
|
1658 }
|
|
|
1659 lwp = &lw->lw_next;
|
|
|
1660 }
|
|
|
1661 }
|
|
|
1662
|
|
|
1663 /*
|
|
|
1664 * Just before removing an item from a list: advance watchers to the next
|
|
|
1665 * item.
|
|
|
1666 */
|
|
|
1667 static void
|
|
|
1668 list_fix_watch(l, item)
|
|
|
1669 listvar *l;
|
|
|
1670 listitem *item;
|
|
|
1671 {
|
|
|
1672 listwatch *lw;
|
|
|
1673
|
|
|
1674 for (lw = l->lv_watch; lw != NULL; lw = lw->lw_next)
|
|
|
1675 if (lw->lw_item == item)
|
|
|
1676 lw->lw_item = item->li_next;
|
|
|
1677 }
|
|
|
1678
|
|
|
1679 /*
|
|
|
1680 * Evaluate the expression used in a ":for var in expr" command.
|
|
|
1681 * "arg" points to "var".
|
|
|
1682 * Set "*errp" to TRUE for an error, FALSE otherwise;
|
|
|
1683 * Return a pointer that holds the info. Null when there is an error.
|
|
|
1684 */
|
|
|
1685 void *
|
|
|
1686 eval_for_line(arg, errp, nextcmdp, skip)
|
|
|
1687 char_u *arg;
|
|
|
1688 int *errp;
|
|
|
1689 char_u **nextcmdp;
|
|
|
1690 int skip;
|
|
|
1691 {
|
|
|
1692 forinfo *fi;
|
|
|
1693 char_u *expr;
|
|
|
1694 typeval tv;
|
|
|
1695 listvar *l;
|
|
|
1696
|
|
|
1697 *errp = TRUE; /* default: there is an error */
|
|
|
1698
|
|
|
1699 fi = (forinfo *)alloc_clear(sizeof(forinfo));
|
|
|
1700 if (fi == NULL)
|
|
|
1701 return NULL;
|
|
|
1702
|
|
|
1703 expr = skip_var_list(arg, &fi->fi_varcount, &fi->fi_semicolon);
|
|
|
1704 if (expr == NULL)
|
|
|
1705 return fi;
|
|
|
1706
|
|
|
1707 expr = skipwhite(expr);
|
|
|
1708 if (expr[0] != 'i' || expr[1] != 'n' || !vim_iswhite(expr[2]))
|
|
|
1709 {
|
|
|
1710 EMSG(_("E999: Missing \"in\" after :for"));
|
|
|
1711 return fi;
|
|
|
1712 }
|
|
|
1713
|
|
|
1714 if (skip)
|
|
|
1715 ++emsg_skip;
|
|
|
1716 if (eval0(skipwhite(expr + 2), &tv, nextcmdp, !skip) == OK)
|
|
|
1717 {
|
|
|
1718 *errp = FALSE;
|
|
|
1719 if (!skip)
|
|
|
1720 {
|
|
|
1721 l = tv.vval.v_list;
|
|
|
1722 if (tv.v_type != VAR_LIST || l == NULL)
|
|
|
1723 EMSG(_(e_listreq));
|
|
|
1724 else
|
|
|
1725 {
|
|
|
1726 fi->fi_list = l;
|
|
|
1727 list_add_watch(l, &fi->fi_lw);
|
|
|
1728 fi->fi_lw.lw_item = l->lv_first;
|
|
|
1729 }
|
|
|
1730 }
|
|
|
1731 }
|
|
|
1732 if (skip)
|
|
|
1733 --emsg_skip;
|
|
|
1734
|
|
|
1735 return fi;
|
|
|
1736 }
|
|
|
1737
|
|
|
1738 /*
|
|
|
1739 * Use the first item in a ":for" list. Advance to the next.
|
|
|
1740 * Assign the values to the variable (list). "arg" points to the first one.
|
|
|
1741 * Return TRUE when a valid item was found, FALSE when at end of list or
|
|
|
1742 * something wrong.
|
|
|
1743 */
|
|
|
1744 int
|
|
|
1745 next_for_item(fi_void, arg)
|
|
|
1746 void *fi_void;
|
|
|
1747 char_u *arg;
|
|
|
1748 {
|
|
|
1749 forinfo *fi = (forinfo *)fi_void;
|
|
|
1750 int result;
|
|
|
1751 listitem *item;
|
|
|
1752
|
|
|
1753 item = fi->fi_lw.lw_item;
|
|
|
1754 if (item == NULL)
|
|
|
1755 result = FALSE;
|
|
|
1756 else
|
|
|
1757 {
|
|
|
1758 fi->fi_lw.lw_item = item->li_next;
|
|
|
1759 result = (ex_let_vars(arg, &item->li_tv, TRUE,
|
|
|
1760 fi->fi_semicolon, fi->fi_varcount, NULL) == OK);
|
|
|
1761 }
|
|
|
1762 return result;
|
|
|
1763 }
|
|
|
1764
|
|
|
1765 /*
|
|
|
1766 * Free the structure used to store info used by ":for".
|
|
|
1767 */
|
|
|
1768 void
|
|
|
1769 free_for_info(fi_void)
|
|
|
1770 void *fi_void;
|
|
|
1771 {
|
|
|
1772 forinfo *fi = (forinfo *)fi_void;
|
|
|
1773
|
|
|
1774 if (fi->fi_list != NULL)
|
|
|
1775 list_rem_watch(fi->fi_list, &fi->fi_lw);
|
|
|
1776 vim_free(fi);
|
|
|
1777 }
|
|
|
1778
|
|
7
|
1779 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1780
|
|
|
1781 void
|
|
|
1782 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1783 expand_T *xp;
|
|
|
1784 char_u *arg;
|
|
|
1785 cmdidx_T cmdidx;
|
|
|
1786 {
|
|
|
1787 int got_eq = FALSE;
|
|
|
1788 int c;
|
|
76
|
1789 char_u *p;
|
|
|
1790
|
|
|
1791 if (cmdidx == CMD_let)
|
|
|
1792 {
|
|
|
1793 xp->xp_context = EXPAND_USER_VARS;
|
|
|
1794 if (vim_strchr(arg, '=') == NULL)
|
|
|
1795 {
|
|
|
1796 /* ":let var1 var2 ...": find last space. */
|
|
|
1797 for (p = arg + STRLEN(arg); p > arg; )
|
|
|
1798 {
|
|
|
1799 xp->xp_pattern = p;
|
|
|
1800 p = mb_ptr_back(arg, p);
|
|
|
1801 if (vim_iswhite(*p))
|
|
|
1802 break;
|
|
|
1803 }
|
|
|
1804 return;
|
|
|
1805 }
|
|
|
1806 }
|
|
|
1807 else
|
|
|
1808 xp->xp_context = cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1809 : EXPAND_EXPRESSION;
|
|
7
|
1810 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1811 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1812 {
|
|
|
1813 c = *xp->xp_pattern;
|
|
|
1814 if (c == '&')
|
|
|
1815 {
|
|
|
1816 c = xp->xp_pattern[1];
|
|
|
1817 if (c == '&')
|
|
|
1818 {
|
|
|
1819 ++xp->xp_pattern;
|
|
|
1820 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1821 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1822 }
|
|
|
1823 else if (c != ' ')
|
|
|
1824 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1825 }
|
|
|
1826 else if (c == '$')
|
|
|
1827 {
|
|
|
1828 /* environment variable */
|
|
|
1829 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1830 }
|
|
|
1831 else if (c == '=')
|
|
|
1832 {
|
|
|
1833 got_eq = TRUE;
|
|
|
1834 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1835 }
|
|
|
1836 else if (c == '<'
|
|
|
1837 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1838 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1839 {
|
|
|
1840 /* Function name can start with "<SNR>" */
|
|
|
1841 break;
|
|
|
1842 }
|
|
|
1843 else if (cmdidx != CMD_let || got_eq)
|
|
|
1844 {
|
|
|
1845 if (c == '"') /* string */
|
|
|
1846 {
|
|
|
1847 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1848 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1849 ++xp->xp_pattern;
|
|
|
1850 xp->xp_context = EXPAND_NOTHING;
|
|
|
1851 }
|
|
|
1852 else if (c == '\'') /* literal string */
|
|
|
1853 {
|
|
|
1854 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1855 /* skip */ ;
|
|
|
1856 xp->xp_context = EXPAND_NOTHING;
|
|
|
1857 }
|
|
|
1858 else if (c == '|')
|
|
|
1859 {
|
|
|
1860 if (xp->xp_pattern[1] == '|')
|
|
|
1861 {
|
|
|
1862 ++xp->xp_pattern;
|
|
|
1863 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1864 }
|
|
|
1865 else
|
|
|
1866 xp->xp_context = EXPAND_COMMANDS;
|
|
|
1867 }
|
|
|
1868 else
|
|
|
1869 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1870 }
|
|
|
1871 else
|
|
76
|
1872 /* Doesn't look like something valid, expand as an expression
|
|
|
1873 * anyway. */
|
|
|
1874 xp->xp_context = EXPAND_EXPRESSION;
|
|
7
|
1875 arg = xp->xp_pattern;
|
|
|
1876 if (*arg != NUL)
|
|
|
1877 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
1878 /* skip */ ;
|
|
|
1879 }
|
|
|
1880 xp->xp_pattern = arg;
|
|
|
1881 }
|
|
|
1882
|
|
|
1883 #endif /* FEAT_CMDL_COMPL */
|
|
|
1884
|
|
|
1885 /*
|
|
|
1886 * ":1,25call func(arg1, arg2)" function call.
|
|
|
1887 */
|
|
|
1888 void
|
|
|
1889 ex_call(eap)
|
|
|
1890 exarg_T *eap;
|
|
|
1891 {
|
|
|
1892 char_u *arg = eap->arg;
|
|
|
1893 char_u *startarg;
|
|
|
1894 char_u *alias;
|
|
|
1895 char_u *name;
|
|
71
|
1896 typeval rettv;
|
|
7
|
1897 int len;
|
|
|
1898 linenr_T lnum;
|
|
|
1899 int doesrange;
|
|
|
1900 int failed = FALSE;
|
|
|
1901
|
|
|
1902 name = arg;
|
|
|
1903 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
1904 if (len == 0)
|
|
|
1905 goto end;
|
|
|
1906 if (alias != NULL)
|
|
|
1907 name = alias;
|
|
|
1908
|
|
|
1909 startarg = arg;
|
|
71
|
1910 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
7
|
1911
|
|
|
1912 if (*startarg != '(')
|
|
|
1913 {
|
|
|
1914 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
1915 goto end;
|
|
|
1916 }
|
|
|
1917
|
|
|
1918 /*
|
|
|
1919 * When skipping, evaluate the function once, to find the end of the
|
|
|
1920 * arguments.
|
|
|
1921 * When the function takes a range, this is discovered after the first
|
|
|
1922 * call, and the loop is broken.
|
|
|
1923 */
|
|
|
1924 if (eap->skip)
|
|
|
1925 {
|
|
|
1926 ++emsg_skip;
|
|
|
1927 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
1928 }
|
|
|
1929 else
|
|
|
1930 lnum = eap->line1;
|
|
|
1931 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
1932 {
|
|
|
1933 if (!eap->skip && eap->addr_count > 0)
|
|
|
1934 {
|
|
|
1935 curwin->w_cursor.lnum = lnum;
|
|
|
1936 curwin->w_cursor.col = 0;
|
|
|
1937 }
|
|
|
1938 arg = startarg;
|
|
71
|
1939 if (get_func_tv(name, len, &rettv, &arg,
|
|
7
|
1940 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
1941 {
|
|
|
1942 failed = TRUE;
|
|
|
1943 break;
|
|
|
1944 }
|
|
71
|
1945 clear_tv(&rettv);
|
|
7
|
1946 if (doesrange || eap->skip)
|
|
|
1947 break;
|
|
|
1948 /* Stop when immediately aborting on error, or when an interrupt
|
|
56
|
1949 * occurred or an exception was thrown but not caught.
|
|
71
|
1950 * get_func_tv() returned OK, so that the check for trailing
|
|
56
|
1951 * characters below is executed. */
|
|
7
|
1952 if (aborting())
|
|
|
1953 break;
|
|
|
1954 }
|
|
|
1955 if (eap->skip)
|
|
|
1956 --emsg_skip;
|
|
|
1957
|
|
|
1958 if (!failed)
|
|
|
1959 {
|
|
|
1960 /* Check for trailing illegal characters and a following command. */
|
|
|
1961 if (!ends_excmd(*arg))
|
|
|
1962 {
|
|
|
1963 emsg_severe = TRUE;
|
|
|
1964 EMSG(_(e_trailing));
|
|
|
1965 }
|
|
|
1966 else
|
|
|
1967 eap->nextcmd = check_nextcmd(arg);
|
|
|
1968 }
|
|
|
1969
|
|
|
1970 end:
|
|
|
1971 if (alias != NULL)
|
|
|
1972 vim_free(alias);
|
|
|
1973 }
|
|
|
1974
|
|
|
1975 /*
|
|
|
1976 * ":unlet[!] var1 ... " command.
|
|
|
1977 */
|
|
|
1978 void
|
|
|
1979 ex_unlet(eap)
|
|
|
1980 exarg_T *eap;
|
|
|
1981 {
|
|
|
1982 char_u *arg = eap->arg;
|
|
|
1983 char_u *name_end;
|
|
|
1984 char_u cc;
|
|
|
1985 char_u *expr_start;
|
|
|
1986 char_u *expr_end;
|
|
|
1987 int error = FALSE;
|
|
|
1988
|
|
|
1989 do
|
|
|
1990 {
|
|
|
1991 /* Find the end of the name. */
|
|
71
|
1992 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
7
|
1993
|
|
|
1994 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1995 {
|
|
|
1996 emsg_severe = TRUE;
|
|
|
1997 EMSG(_(e_trailing));
|
|
|
1998 break;
|
|
|
1999 }
|
|
|
2000
|
|
|
2001 if (!error && !eap->skip)
|
|
|
2002 {
|
|
|
2003 if (expr_start != NULL)
|
|
|
2004 {
|
|
|
2005 char_u *temp_string;
|
|
|
2006
|
|
|
2007 temp_string = make_expanded_name(arg, expr_start,
|
|
|
2008 expr_end, name_end);
|
|
|
2009 if (temp_string == NULL)
|
|
|
2010 {
|
|
|
2011 /*
|
|
|
2012 * Report an invalid expression in braces, unless the
|
|
|
2013 * expression evaluation has been cancelled due to an
|
|
|
2014 * aborting error, an interrupt, or an exception.
|
|
|
2015 */
|
|
|
2016 if (!aborting())
|
|
|
2017 {
|
|
|
2018 emsg_severe = TRUE;
|
|
|
2019 EMSG2(_(e_invarg2), arg);
|
|
|
2020 break;
|
|
|
2021 }
|
|
|
2022 error = TRUE;
|
|
|
2023 }
|
|
|
2024 else
|
|
|
2025 {
|
|
|
2026 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
2027 {
|
|
|
2028 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
2029 error = TRUE;
|
|
|
2030 }
|
|
|
2031 vim_free(temp_string);
|
|
|
2032 }
|
|
|
2033 }
|
|
|
2034 else
|
|
|
2035 {
|
|
|
2036 cc = *name_end;
|
|
|
2037 *name_end = NUL;
|
|
|
2038
|
|
|
2039 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
2040 {
|
|
|
2041 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
2042 error = TRUE;
|
|
|
2043 }
|
|
|
2044
|
|
|
2045 *name_end = cc;
|
|
|
2046 }
|
|
|
2047 }
|
|
|
2048 arg = skipwhite(name_end);
|
|
|
2049 } while (!ends_excmd(*arg));
|
|
|
2050
|
|
|
2051 eap->nextcmd = check_nextcmd(arg);
|
|
|
2052 }
|
|
|
2053
|
|
|
2054 /*
|
|
|
2055 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
2056 */
|
|
|
2057 int
|
|
|
2058 do_unlet(name)
|
|
|
2059 char_u *name;
|
|
|
2060 {
|
|
|
2061 VAR v;
|
|
|
2062
|
|
|
2063 v = find_var(name, TRUE);
|
|
|
2064 if (v != NULL)
|
|
|
2065 {
|
|
56
|
2066 clear_var(v);
|
|
7
|
2067 return OK;
|
|
|
2068 }
|
|
|
2069 return FAIL;
|
|
|
2070 }
|
|
|
2071
|
|
|
2072 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
2073 /*
|
|
|
2074 * Delete all "menutrans_" variables.
|
|
|
2075 */
|
|
|
2076 void
|
|
|
2077 del_menutrans_vars()
|
|
|
2078 {
|
|
|
2079 int i;
|
|
|
2080
|
|
|
2081 for (i = 0; i < variables.ga_len; ++i)
|
|
56
|
2082 if (VAR_ENTRY(i).v_name != NULL
|
|
|
2083 && STRNCMP(VAR_ENTRY(i).v_name, "menutrans_", 10) == 0)
|
|
|
2084 clear_var(&VAR_ENTRY(i));
|
|
7
|
2085 }
|
|
|
2086 #endif
|
|
|
2087
|
|
|
2088 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
2089
|
|
|
2090 /*
|
|
|
2091 * Local string buffer for the next two functions to store a variable name
|
|
|
2092 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
2093 * get_user_var_name().
|
|
|
2094 */
|
|
|
2095
|
|
|
2096 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
2097
|
|
|
2098 static char_u *varnamebuf = NULL;
|
|
|
2099 static int varnamebuflen = 0;
|
|
|
2100
|
|
|
2101 /*
|
|
|
2102 * Function to concatenate a prefix and a variable name.
|
|
|
2103 */
|
|
|
2104 static char_u *
|
|
|
2105 cat_prefix_varname(prefix, name)
|
|
|
2106 int prefix;
|
|
|
2107 char_u *name;
|
|
|
2108 {
|
|
|
2109 int len;
|
|
|
2110
|
|
|
2111 len = (int)STRLEN(name) + 3;
|
|
|
2112 if (len > varnamebuflen)
|
|
|
2113 {
|
|
|
2114 vim_free(varnamebuf);
|
|
|
2115 len += 10; /* some additional space */
|
|
|
2116 varnamebuf = alloc(len);
|
|
|
2117 if (varnamebuf == NULL)
|
|
|
2118 {
|
|
|
2119 varnamebuflen = 0;
|
|
|
2120 return NULL;
|
|
|
2121 }
|
|
|
2122 varnamebuflen = len;
|
|
|
2123 }
|
|
|
2124 *varnamebuf = prefix;
|
|
|
2125 varnamebuf[1] = ':';
|
|
|
2126 STRCPY(varnamebuf + 2, name);
|
|
|
2127 return varnamebuf;
|
|
|
2128 }
|
|
|
2129
|
|
|
2130 /*
|
|
|
2131 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
2132 * (global/buffer/window/built-in) variable names.
|
|
|
2133 */
|
|
|
2134 /*ARGSUSED*/
|
|
|
2135 char_u *
|
|
|
2136 get_user_var_name(xp, idx)
|
|
|
2137 expand_T *xp;
|
|
|
2138 int idx;
|
|
|
2139 {
|
|
|
2140 static int gidx;
|
|
|
2141 static int bidx;
|
|
|
2142 static int widx;
|
|
|
2143 static int vidx;
|
|
|
2144 char_u *name;
|
|
|
2145
|
|
|
2146 if (idx == 0)
|
|
|
2147 gidx = bidx = widx = vidx = 0;
|
|
|
2148 if (gidx < variables.ga_len) /* Global variables */
|
|
|
2149 {
|
|
56
|
2150 while ((name = VAR_ENTRY(gidx++).v_name) == NULL
|
|
7
|
2151 && gidx < variables.ga_len)
|
|
|
2152 /* skip */;
|
|
|
2153 if (name != NULL)
|
|
|
2154 {
|
|
|
2155 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
2156 return cat_prefix_varname('g', name);
|
|
|
2157 else
|
|
|
2158 return name;
|
|
|
2159 }
|
|
|
2160 }
|
|
|
2161 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
2162 {
|
|
56
|
2163 while ((name = BVAR_ENTRY(bidx++).v_name) == NULL
|
|
7
|
2164 && bidx < curbuf->b_vars.ga_len)
|
|
|
2165 /* skip */;
|
|
|
2166 if (name != NULL)
|
|
|
2167 return cat_prefix_varname('b', name);
|
|
|
2168 }
|
|
|
2169 if (bidx == curbuf->b_vars.ga_len)
|
|
|
2170 {
|
|
|
2171 ++bidx;
|
|
|
2172 return (char_u *)"b:changedtick";
|
|
|
2173 }
|
|
|
2174 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
2175 {
|
|
56
|
2176 while ((name = WVAR_ENTRY(widx++).v_name) == NULL
|
|
7
|
2177 && widx < curwin->w_vars.ga_len)
|
|
|
2178 /* skip */;
|
|
|
2179 if (name != NULL)
|
|
|
2180 return cat_prefix_varname('w', name);
|
|
|
2181 }
|
|
|
2182 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
2183 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
2184
|
|
|
2185 vim_free(varnamebuf);
|
|
|
2186 varnamebuf = NULL;
|
|
|
2187 varnamebuflen = 0;
|
|
|
2188 return NULL;
|
|
|
2189 }
|
|
|
2190
|
|
|
2191 #endif /* FEAT_CMDL_COMPL */
|
|
|
2192
|
|
|
2193 /*
|
|
|
2194 * types for expressions.
|
|
|
2195 */
|
|
|
2196 typedef enum
|
|
|
2197 {
|
|
|
2198 TYPE_UNKNOWN = 0
|
|
|
2199 , TYPE_EQUAL /* == */
|
|
|
2200 , TYPE_NEQUAL /* != */
|
|
|
2201 , TYPE_GREATER /* > */
|
|
|
2202 , TYPE_GEQUAL /* >= */
|
|
|
2203 , TYPE_SMALLER /* < */
|
|
|
2204 , TYPE_SEQUAL /* <= */
|
|
|
2205 , TYPE_MATCH /* =~ */
|
|
|
2206 , TYPE_NOMATCH /* !~ */
|
|
|
2207 } exptype_T;
|
|
|
2208
|
|
|
2209 /*
|
|
|
2210 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
71
|
2211 * executed. The function may return OK, but the rettv will be of type
|
|
7
|
2212 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
2213 */
|
|
|
2214
|
|
|
2215 /*
|
|
|
2216 * Handle zero level expression.
|
|
|
2217 * This calls eval1() and handles error message and nextcmd.
|
|
71
|
2218 * Put the result in "rettv" when returning OK and "evaluate" is TRUE.
|
|
7
|
2219 * Return OK or FAIL.
|
|
|
2220 */
|
|
|
2221 static int
|
|
71
|
2222 eval0(arg, rettv, nextcmd, evaluate)
|
|
7
|
2223 char_u *arg;
|
|
71
|
2224 typeval *rettv;
|
|
7
|
2225 char_u **nextcmd;
|
|
|
2226 int evaluate;
|
|
|
2227 {
|
|
|
2228 int ret;
|
|
|
2229 char_u *p;
|
|
|
2230
|
|
|
2231 p = skipwhite(arg);
|
|
71
|
2232 ret = eval1(&p, rettv, evaluate);
|
|
7
|
2233 if (ret == FAIL || !ends_excmd(*p))
|
|
|
2234 {
|
|
|
2235 if (ret != FAIL)
|
|
71
|
2236 clear_tv(rettv);
|
|
7
|
2237 /*
|
|
|
2238 * Report the invalid expression unless the expression evaluation has
|
|
|
2239 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
2240 * exception.
|
|
|
2241 */
|
|
|
2242 if (!aborting())
|
|
|
2243 EMSG2(_(e_invexpr2), arg);
|
|
|
2244 ret = FAIL;
|
|
|
2245 }
|
|
|
2246 if (nextcmd != NULL)
|
|
|
2247 *nextcmd = check_nextcmd(p);
|
|
|
2248
|
|
|
2249 return ret;
|
|
|
2250 }
|
|
|
2251
|
|
|
2252 /*
|
|
|
2253 * Handle top level expression:
|
|
|
2254 * expr1 ? expr0 : expr0
|
|
|
2255 *
|
|
|
2256 * "arg" must point to the first non-white of the expression.
|
|
|
2257 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2258 *
|
|
|
2259 * Return OK or FAIL.
|
|
|
2260 */
|
|
|
2261 static int
|
|
71
|
2262 eval1(arg, rettv, evaluate)
|
|
7
|
2263 char_u **arg;
|
|
71
|
2264 typeval *rettv;
|
|
7
|
2265 int evaluate;
|
|
|
2266 {
|
|
|
2267 int result;
|
|
56
|
2268 typeval var2;
|
|
7
|
2269
|
|
|
2270 /*
|
|
|
2271 * Get the first variable.
|
|
|
2272 */
|
|
71
|
2273 if (eval2(arg, rettv, evaluate) == FAIL)
|
|
7
|
2274 return FAIL;
|
|
|
2275
|
|
|
2276 if ((*arg)[0] == '?')
|
|
|
2277 {
|
|
|
2278 result = FALSE;
|
|
|
2279 if (evaluate)
|
|
|
2280 {
|
|
71
|
2281 if (get_tv_number(rettv) != 0)
|
|
7
|
2282 result = TRUE;
|
|
71
|
2283 clear_tv(rettv);
|
|
7
|
2284 }
|
|
|
2285
|
|
|
2286 /*
|
|
|
2287 * Get the second variable.
|
|
|
2288 */
|
|
|
2289 *arg = skipwhite(*arg + 1);
|
|
71
|
2290 if (eval1(arg, rettv, evaluate && result) == FAIL) /* recursive! */
|
|
7
|
2291 return FAIL;
|
|
|
2292
|
|
|
2293 /*
|
|
|
2294 * Check for the ":".
|
|
|
2295 */
|
|
|
2296 if ((*arg)[0] != ':')
|
|
|
2297 {
|
|
|
2298 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
2299 if (evaluate && result)
|
|
71
|
2300 clear_tv(rettv);
|
|
7
|
2301 return FAIL;
|
|
|
2302 }
|
|
|
2303
|
|
|
2304 /*
|
|
|
2305 * Get the third variable.
|
|
|
2306 */
|
|
|
2307 *arg = skipwhite(*arg + 1);
|
|
|
2308 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
2309 {
|
|
|
2310 if (evaluate && result)
|
|
71
|
2311 clear_tv(rettv);
|
|
7
|
2312 return FAIL;
|
|
|
2313 }
|
|
|
2314 if (evaluate && !result)
|
|
71
|
2315 *rettv = var2;
|
|
7
|
2316 }
|
|
|
2317
|
|
|
2318 return OK;
|
|
|
2319 }
|
|
|
2320
|
|
|
2321 /*
|
|
|
2322 * Handle first level expression:
|
|
|
2323 * expr2 || expr2 || expr2 logical OR
|
|
|
2324 *
|
|
|
2325 * "arg" must point to the first non-white of the expression.
|
|
|
2326 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2327 *
|
|
|
2328 * Return OK or FAIL.
|
|
|
2329 */
|
|
|
2330 static int
|
|
71
|
2331 eval2(arg, rettv, evaluate)
|
|
7
|
2332 char_u **arg;
|
|
71
|
2333 typeval *rettv;
|
|
7
|
2334 int evaluate;
|
|
|
2335 {
|
|
56
|
2336 typeval var2;
|
|
7
|
2337 long result;
|
|
|
2338 int first;
|
|
|
2339
|
|
|
2340 /*
|
|
|
2341 * Get the first variable.
|
|
|
2342 */
|
|
71
|
2343 if (eval3(arg, rettv, evaluate) == FAIL)
|
|
7
|
2344 return FAIL;
|
|
|
2345
|
|
|
2346 /*
|
|
|
2347 * Repeat until there is no following "||".
|
|
|
2348 */
|
|
|
2349 first = TRUE;
|
|
|
2350 result = FALSE;
|
|
|
2351 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
2352 {
|
|
|
2353 if (evaluate && first)
|
|
|
2354 {
|
|
71
|
2355 if (get_tv_number(rettv) != 0)
|
|
7
|
2356 result = TRUE;
|
|
71
|
2357 clear_tv(rettv);
|
|
7
|
2358 first = FALSE;
|
|
|
2359 }
|
|
|
2360
|
|
|
2361 /*
|
|
|
2362 * Get the second variable.
|
|
|
2363 */
|
|
|
2364 *arg = skipwhite(*arg + 2);
|
|
|
2365 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
2366 return FAIL;
|
|
|
2367
|
|
|
2368 /*
|
|
|
2369 * Compute the result.
|
|
|
2370 */
|
|
|
2371 if (evaluate && !result)
|
|
|
2372 {
|
|
71
|
2373 if (get_tv_number(&var2) != 0)
|
|
7
|
2374 result = TRUE;
|
|
71
|
2375 clear_tv(&var2);
|
|
7
|
2376 }
|
|
|
2377 if (evaluate)
|
|
|
2378 {
|
|
71
|
2379 rettv->v_type = VAR_NUMBER;
|
|
|
2380 rettv->vval.v_number = result;
|
|
7
|
2381 }
|
|
|
2382 }
|
|
|
2383
|
|
|
2384 return OK;
|
|
|
2385 }
|
|
|
2386
|
|
|
2387 /*
|
|
|
2388 * Handle second level expression:
|
|
|
2389 * expr3 && expr3 && expr3 logical AND
|
|
|
2390 *
|
|
|
2391 * "arg" must point to the first non-white of the expression.
|
|
|
2392 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2393 *
|
|
|
2394 * Return OK or FAIL.
|
|
|
2395 */
|
|
|
2396 static int
|
|
71
|
2397 eval3(arg, rettv, evaluate)
|
|
7
|
2398 char_u **arg;
|
|
71
|
2399 typeval *rettv;
|
|
7
|
2400 int evaluate;
|
|
|
2401 {
|
|
56
|
2402 typeval var2;
|
|
7
|
2403 long result;
|
|
|
2404 int first;
|
|
|
2405
|
|
|
2406 /*
|
|
|
2407 * Get the first variable.
|
|
|
2408 */
|
|
71
|
2409 if (eval4(arg, rettv, evaluate) == FAIL)
|
|
7
|
2410 return FAIL;
|
|
|
2411
|
|
|
2412 /*
|
|
|
2413 * Repeat until there is no following "&&".
|
|
|
2414 */
|
|
|
2415 first = TRUE;
|
|
|
2416 result = TRUE;
|
|
|
2417 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
2418 {
|
|
|
2419 if (evaluate && first)
|
|
|
2420 {
|
|
71
|
2421 if (get_tv_number(rettv) == 0)
|
|
7
|
2422 result = FALSE;
|
|
71
|
2423 clear_tv(rettv);
|
|
7
|
2424 first = FALSE;
|
|
|
2425 }
|
|
|
2426
|
|
|
2427 /*
|
|
|
2428 * Get the second variable.
|
|
|
2429 */
|
|
|
2430 *arg = skipwhite(*arg + 2);
|
|
|
2431 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
2432 return FAIL;
|
|
|
2433
|
|
|
2434 /*
|
|
|
2435 * Compute the result.
|
|
|
2436 */
|
|
|
2437 if (evaluate && result)
|
|
|
2438 {
|
|
71
|
2439 if (get_tv_number(&var2) == 0)
|
|
7
|
2440 result = FALSE;
|
|
71
|
2441 clear_tv(&var2);
|
|
7
|
2442 }
|
|
|
2443 if (evaluate)
|
|
|
2444 {
|
|
71
|
2445 rettv->v_type = VAR_NUMBER;
|
|
|
2446 rettv->vval.v_number = result;
|
|
7
|
2447 }
|
|
|
2448 }
|
|
|
2449
|
|
|
2450 return OK;
|
|
|
2451 }
|
|
|
2452
|
|
|
2453 /*
|
|
|
2454 * Handle third level expression:
|
|
|
2455 * var1 == var2
|
|
|
2456 * var1 =~ var2
|
|
|
2457 * var1 != var2
|
|
|
2458 * var1 !~ var2
|
|
|
2459 * var1 > var2
|
|
|
2460 * var1 >= var2
|
|
|
2461 * var1 < var2
|
|
|
2462 * var1 <= var2
|
|
80
|
2463 * var1 is var2
|
|
|
2464 * var1 isnot var2
|
|
7
|
2465 *
|
|
|
2466 * "arg" must point to the first non-white of the expression.
|
|
|
2467 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2468 *
|
|
|
2469 * Return OK or FAIL.
|
|
|
2470 */
|
|
|
2471 static int
|
|
71
|
2472 eval4(arg, rettv, evaluate)
|
|
7
|
2473 char_u **arg;
|
|
71
|
2474 typeval *rettv;
|
|
7
|
2475 int evaluate;
|
|
|
2476 {
|
|
56
|
2477 typeval var2;
|
|
7
|
2478 char_u *p;
|
|
|
2479 int i;
|
|
|
2480 exptype_T type = TYPE_UNKNOWN;
|
|
80
|
2481 int type_is = FALSE; /* TRUE for "is" and "isnot" */
|
|
7
|
2482 int len = 2;
|
|
|
2483 long n1, n2;
|
|
|
2484 char_u *s1, *s2;
|
|
|
2485 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2486 regmatch_T regmatch;
|
|
|
2487 int ic;
|
|
|
2488 char_u *save_cpo;
|
|
|
2489
|
|
|
2490 /*
|
|
|
2491 * Get the first variable.
|
|
|
2492 */
|
|
71
|
2493 if (eval5(arg, rettv, evaluate) == FAIL)
|
|
7
|
2494 return FAIL;
|
|
|
2495
|
|
|
2496 p = *arg;
|
|
|
2497 switch (p[0])
|
|
|
2498 {
|
|
|
2499 case '=': if (p[1] == '=')
|
|
|
2500 type = TYPE_EQUAL;
|
|
|
2501 else if (p[1] == '~')
|
|
|
2502 type = TYPE_MATCH;
|
|
|
2503 break;
|
|
|
2504 case '!': if (p[1] == '=')
|
|
|
2505 type = TYPE_NEQUAL;
|
|
|
2506 else if (p[1] == '~')
|
|
|
2507 type = TYPE_NOMATCH;
|
|
|
2508 break;
|
|
|
2509 case '>': if (p[1] != '=')
|
|
|
2510 {
|
|
|
2511 type = TYPE_GREATER;
|
|
|
2512 len = 1;
|
|
|
2513 }
|
|
|
2514 else
|
|
|
2515 type = TYPE_GEQUAL;
|
|
|
2516 break;
|
|
|
2517 case '<': if (p[1] != '=')
|
|
|
2518 {
|
|
|
2519 type = TYPE_SMALLER;
|
|
|
2520 len = 1;
|
|
|
2521 }
|
|
|
2522 else
|
|
|
2523 type = TYPE_SEQUAL;
|
|
|
2524 break;
|
|
80
|
2525 case 'i': if (p[1] == 's')
|
|
|
2526 {
|
|
|
2527 if (p[2] == 'n' && p[3] == 'o' && p[4] == 't')
|
|
|
2528 len = 5;
|
|
|
2529 if (!vim_isIDc(p[len]))
|
|
|
2530 {
|
|
|
2531 type = len == 2 ? TYPE_EQUAL : TYPE_NEQUAL;
|
|
|
2532 type_is = TRUE;
|
|
|
2533 }
|
|
|
2534 }
|
|
|
2535 break;
|
|
7
|
2536 }
|
|
|
2537
|
|
|
2538 /*
|
|
|
2539 * If there is a comparitive operator, use it.
|
|
|
2540 */
|
|
|
2541 if (type != TYPE_UNKNOWN)
|
|
|
2542 {
|
|
|
2543 /* extra question mark appended: ignore case */
|
|
|
2544 if (p[len] == '?')
|
|
|
2545 {
|
|
|
2546 ic = TRUE;
|
|
|
2547 ++len;
|
|
|
2548 }
|
|
|
2549 /* extra '#' appended: match case */
|
|
|
2550 else if (p[len] == '#')
|
|
|
2551 {
|
|
|
2552 ic = FALSE;
|
|
|
2553 ++len;
|
|
|
2554 }
|
|
|
2555 /* nothing appened: use 'ignorecase' */
|
|
|
2556 else
|
|
|
2557 ic = p_ic;
|
|
|
2558
|
|
|
2559 /*
|
|
|
2560 * Get the second variable.
|
|
|
2561 */
|
|
|
2562 *arg = skipwhite(p + len);
|
|
|
2563 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
2564 {
|
|
71
|
2565 clear_tv(rettv);
|
|
7
|
2566 return FAIL;
|
|
|
2567 }
|
|
|
2568
|
|
|
2569 if (evaluate)
|
|
|
2570 {
|
|
80
|
2571 if (type_is && rettv->v_type != var2.v_type)
|
|
|
2572 {
|
|
|
2573 /* For "is" a different type always means FALSE, for "notis"
|
|
|
2574 * it means TRUE. */
|
|
|
2575 n1 = (type == TYPE_NEQUAL);
|
|
|
2576 }
|
|
|
2577 else if (rettv->v_type == VAR_LIST || var2.v_type == VAR_LIST)
|
|
|
2578 {
|
|
|
2579 if (type_is)
|
|
|
2580 {
|
|
|
2581 n1 = (rettv->v_type == var2.v_type
|
|
|
2582 && rettv->vval.v_list == var2.vval.v_list);
|
|
|
2583 if (type == TYPE_NEQUAL)
|
|
|
2584 n1 = !n1;
|
|
|
2585 }
|
|
|
2586 else if (rettv->v_type != var2.v_type
|
|
|
2587 || (type != TYPE_EQUAL && type != TYPE_NEQUAL))
|
|
|
2588 {
|
|
|
2589 if (rettv->v_type != var2.v_type)
|
|
|
2590 EMSG(_("E999: Can only compare List with List"));
|
|
|
2591 else
|
|
|
2592 EMSG(_("E999: Invalid operation for Lists"));
|
|
|
2593 clear_tv(rettv);
|
|
|
2594 clear_tv(&var2);
|
|
|
2595 return FAIL;
|
|
|
2596 }
|
|
|
2597 else
|
|
|
2598 {
|
|
|
2599 /* Compare two Lists for being equal or unequal. */
|
|
|
2600 n1 = list_equal(rettv->vval.v_list, var2.vval.v_list, ic);
|
|
|
2601 if (type == TYPE_NEQUAL)
|
|
|
2602 n1 = !n1;
|
|
|
2603 }
|
|
|
2604 }
|
|
|
2605
|
|
|
2606 else if (rettv->v_type == VAR_FUNC || var2.v_type == VAR_FUNC)
|
|
|
2607 {
|
|
|
2608 if (rettv->v_type != var2.v_type
|
|
|
2609 || (type != TYPE_EQUAL && type != TYPE_NEQUAL))
|
|
|
2610 {
|
|
|
2611 if (rettv->v_type != var2.v_type)
|
|
|
2612 EMSG(_("E999: Can only compare Funcref with Funcref"));
|
|
|
2613 else
|
|
|
2614 EMSG(_("E999: Invalid operation for Funcrefs"));
|
|
|
2615 clear_tv(rettv);
|
|
|
2616 clear_tv(&var2);
|
|
|
2617 return FAIL;
|
|
|
2618 }
|
|
|
2619 else
|
|
|
2620 {
|
|
|
2621 /* Compare two Funcrefs for being equal or unequal. */
|
|
|
2622 if (rettv->vval.v_string == NULL
|
|
|
2623 || var2.vval.v_string == NULL)
|
|
|
2624 n1 = FALSE;
|
|
|
2625 else
|
|
|
2626 n1 = STRCMP(rettv->vval.v_string,
|
|
|
2627 var2.vval.v_string) == 0;
|
|
|
2628 if (type == TYPE_NEQUAL)
|
|
|
2629 n1 = !n1;
|
|
|
2630 }
|
|
|
2631 }
|
|
|
2632
|
|
7
|
2633 /*
|
|
|
2634 * If one of the two variables is a number, compare as a number.
|
|
|
2635 * When using "=~" or "!~", always compare as string.
|
|
|
2636 */
|
|
80
|
2637 else if ((rettv->v_type == VAR_NUMBER || var2.v_type == VAR_NUMBER)
|
|
7
|
2638 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2639 {
|
|
71
|
2640 n1 = get_tv_number(rettv);
|
|
|
2641 n2 = get_tv_number(&var2);
|
|
7
|
2642 switch (type)
|
|
|
2643 {
|
|
|
2644 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2645 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2646 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2647 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2648 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2649 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2650 case TYPE_UNKNOWN:
|
|
|
2651 case TYPE_MATCH:
|
|
|
2652 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2653 }
|
|
|
2654 }
|
|
|
2655 else
|
|
|
2656 {
|
|
71
|
2657 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2658 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2659 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2660 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2661 else
|
|
|
2662 i = 0;
|
|
|
2663 n1 = FALSE;
|
|
|
2664 switch (type)
|
|
|
2665 {
|
|
|
2666 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2667 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2668 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2669 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2670 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2671 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2672
|
|
|
2673 case TYPE_MATCH:
|
|
|
2674 case TYPE_NOMATCH:
|
|
|
2675 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2676 save_cpo = p_cpo;
|
|
|
2677 p_cpo = (char_u *)"";
|
|
|
2678 regmatch.regprog = vim_regcomp(s2,
|
|
|
2679 RE_MAGIC + RE_STRING);
|
|
|
2680 regmatch.rm_ic = ic;
|
|
|
2681 if (regmatch.regprog != NULL)
|
|
|
2682 {
|
|
|
2683 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2684 vim_free(regmatch.regprog);
|
|
|
2685 if (type == TYPE_NOMATCH)
|
|
|
2686 n1 = !n1;
|
|
|
2687 }
|
|
|
2688 p_cpo = save_cpo;
|
|
|
2689 break;
|
|
|
2690
|
|
|
2691 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2692 }
|
|
|
2693 }
|
|
71
|
2694 clear_tv(rettv);
|
|
|
2695 clear_tv(&var2);
|
|
|
2696 rettv->v_type = VAR_NUMBER;
|
|
|
2697 rettv->vval.v_number = n1;
|
|
7
|
2698 }
|
|
|
2699 }
|
|
|
2700
|
|
|
2701 return OK;
|
|
|
2702 }
|
|
|
2703
|
|
|
2704 /*
|
|
|
2705 * Handle fourth level expression:
|
|
|
2706 * + number addition
|
|
|
2707 * - number subtraction
|
|
|
2708 * . string concatenation
|
|
|
2709 *
|
|
|
2710 * "arg" must point to the first non-white of the expression.
|
|
|
2711 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2712 *
|
|
|
2713 * Return OK or FAIL.
|
|
|
2714 */
|
|
|
2715 static int
|
|
71
|
2716 eval5(arg, rettv, evaluate)
|
|
7
|
2717 char_u **arg;
|
|
71
|
2718 typeval *rettv;
|
|
7
|
2719 int evaluate;
|
|
|
2720 {
|
|
56
|
2721 typeval var2;
|
|
80
|
2722 typeval var3;
|
|
7
|
2723 int op;
|
|
|
2724 long n1, n2;
|
|
|
2725 char_u *s1, *s2;
|
|
|
2726 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2727 char_u *p;
|
|
|
2728
|
|
|
2729 /*
|
|
|
2730 * Get the first variable.
|
|
|
2731 */
|
|
71
|
2732 if (eval6(arg, rettv, evaluate) == FAIL)
|
|
7
|
2733 return FAIL;
|
|
|
2734
|
|
|
2735 /*
|
|
|
2736 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2737 */
|
|
|
2738 for (;;)
|
|
|
2739 {
|
|
|
2740 op = **arg;
|
|
|
2741 if (op != '+' && op != '-' && op != '.')
|
|
|
2742 break;
|
|
|
2743
|
|
|
2744 /*
|
|
|
2745 * Get the second variable.
|
|
|
2746 */
|
|
|
2747 *arg = skipwhite(*arg + 1);
|
|
|
2748 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2749 {
|
|
71
|
2750 clear_tv(rettv);
|
|
7
|
2751 return FAIL;
|
|
|
2752 }
|
|
|
2753
|
|
|
2754 if (evaluate)
|
|
|
2755 {
|
|
|
2756 /*
|
|
|
2757 * Compute the result.
|
|
|
2758 */
|
|
|
2759 if (op == '.')
|
|
|
2760 {
|
|
71
|
2761 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2762 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2763 op = (int)STRLEN(s1);
|
|
|
2764 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2765 if (p != NULL)
|
|
|
2766 {
|
|
|
2767 STRCPY(p, s1);
|
|
|
2768 STRCPY(p + op, s2);
|
|
|
2769 }
|
|
71
|
2770 clear_tv(rettv);
|
|
|
2771 rettv->v_type = VAR_STRING;
|
|
|
2772 rettv->vval.v_string = p;
|
|
7
|
2773 }
|
|
80
|
2774 else if (rettv->v_type == VAR_LIST && var2.v_type == VAR_LIST)
|
|
|
2775 {
|
|
|
2776 /* concatenate Lists */
|
|
|
2777 if (list_concat(rettv->vval.v_list, var2.vval.v_list,
|
|
|
2778 &var3) == FAIL)
|
|
|
2779 {
|
|
|
2780 clear_tv(rettv);
|
|
|
2781 clear_tv(&var2);
|
|
|
2782 return FAIL;
|
|
|
2783 }
|
|
|
2784 clear_tv(rettv);
|
|
|
2785 *rettv = var3;
|
|
|
2786 }
|
|
7
|
2787 else
|
|
|
2788 {
|
|
71
|
2789 n1 = get_tv_number(rettv);
|
|
|
2790 n2 = get_tv_number(&var2);
|
|
|
2791 clear_tv(rettv);
|
|
7
|
2792 if (op == '+')
|
|
|
2793 n1 = n1 + n2;
|
|
|
2794 else
|
|
|
2795 n1 = n1 - n2;
|
|
71
|
2796 rettv->v_type = VAR_NUMBER;
|
|
|
2797 rettv->vval.v_number = n1;
|
|
|
2798 }
|
|
|
2799 clear_tv(&var2);
|
|
7
|
2800 }
|
|
|
2801 }
|
|
|
2802 return OK;
|
|
|
2803 }
|
|
|
2804
|
|
|
2805 /*
|
|
|
2806 * Handle fifth level expression:
|
|
|
2807 * * number multiplication
|
|
|
2808 * / number division
|
|
|
2809 * % number modulo
|
|
|
2810 *
|
|
|
2811 * "arg" must point to the first non-white of the expression.
|
|
|
2812 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2813 *
|
|
|
2814 * Return OK or FAIL.
|
|
|
2815 */
|
|
|
2816 static int
|
|
71
|
2817 eval6(arg, rettv, evaluate)
|
|
7
|
2818 char_u **arg;
|
|
71
|
2819 typeval *rettv;
|
|
7
|
2820 int evaluate;
|
|
|
2821 {
|
|
56
|
2822 typeval var2;
|
|
7
|
2823 int op;
|
|
|
2824 long n1, n2;
|
|
|
2825
|
|
|
2826 /*
|
|
|
2827 * Get the first variable.
|
|
|
2828 */
|
|
71
|
2829 if (eval7(arg, rettv, evaluate) == FAIL)
|
|
7
|
2830 return FAIL;
|
|
|
2831
|
|
|
2832 /*
|
|
|
2833 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2834 */
|
|
|
2835 for (;;)
|
|
|
2836 {
|
|
|
2837 op = **arg;
|
|
|
2838 if (op != '*' && op != '/' && op != '%')
|
|
|
2839 break;
|
|
|
2840
|
|
|
2841 if (evaluate)
|
|
|
2842 {
|
|
71
|
2843 n1 = get_tv_number(rettv);
|
|
|
2844 clear_tv(rettv);
|
|
7
|
2845 }
|
|
|
2846 else
|
|
|
2847 n1 = 0;
|
|
|
2848
|
|
|
2849 /*
|
|
|
2850 * Get the second variable.
|
|
|
2851 */
|
|
|
2852 *arg = skipwhite(*arg + 1);
|
|
|
2853 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2854 return FAIL;
|
|
|
2855
|
|
|
2856 if (evaluate)
|
|
|
2857 {
|
|
71
|
2858 n2 = get_tv_number(&var2);
|
|
|
2859 clear_tv(&var2);
|
|
7
|
2860
|
|
|
2861 /*
|
|
|
2862 * Compute the result.
|
|
|
2863 */
|
|
|
2864 if (op == '*')
|
|
|
2865 n1 = n1 * n2;
|
|
|
2866 else if (op == '/')
|
|
|
2867 {
|
|
|
2868 if (n2 == 0) /* give an error message? */
|
|
|
2869 n1 = 0x7fffffffL;
|
|
|
2870 else
|
|
|
2871 n1 = n1 / n2;
|
|
|
2872 }
|
|
|
2873 else
|
|
|
2874 {
|
|
|
2875 if (n2 == 0) /* give an error message? */
|
|
|
2876 n1 = 0;
|
|
|
2877 else
|
|
|
2878 n1 = n1 % n2;
|
|
|
2879 }
|
|
71
|
2880 rettv->v_type = VAR_NUMBER;
|
|
|
2881 rettv->vval.v_number = n1;
|
|
7
|
2882 }
|
|
|
2883 }
|
|
|
2884
|
|
|
2885 return OK;
|
|
|
2886 }
|
|
|
2887
|
|
|
2888 /*
|
|
|
2889 * Handle sixth level expression:
|
|
|
2890 * number number constant
|
|
|
2891 * "string" string contstant
|
|
|
2892 * 'string' literal string contstant
|
|
|
2893 * &option-name option value
|
|
|
2894 * @r register contents
|
|
|
2895 * identifier variable value
|
|
|
2896 * function() function call
|
|
|
2897 * $VAR environment variable
|
|
|
2898 * (expression) nested expression
|
|
|
2899 *
|
|
|
2900 * Also handle:
|
|
|
2901 * ! in front logical NOT
|
|
|
2902 * - in front unary minus
|
|
|
2903 * + in front unary plus (ignored)
|
|
|
2904 * trailing [] subscript in String
|
|
|
2905 *
|
|
|
2906 * "arg" must point to the first non-white of the expression.
|
|
|
2907 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2908 *
|
|
|
2909 * Return OK or FAIL.
|
|
|
2910 */
|
|
|
2911 static int
|
|
71
|
2912 eval7(arg, rettv, evaluate)
|
|
7
|
2913 char_u **arg;
|
|
71
|
2914 typeval *rettv;
|
|
7
|
2915 int evaluate;
|
|
|
2916 {
|
|
|
2917 long n;
|
|
|
2918 int len;
|
|
|
2919 char_u *s;
|
|
|
2920 int val;
|
|
|
2921 char_u *start_leader, *end_leader;
|
|
|
2922 int ret = OK;
|
|
|
2923 char_u *alias;
|
|
|
2924
|
|
|
2925 /*
|
|
71
|
2926 * Initialise variable so that clear_tv() can't mistake this for a
|
|
56
|
2927 * string and free a string that isn't there.
|
|
7
|
2928 */
|
|
71
|
2929 rettv->v_type = VAR_UNKNOWN;
|
|
7
|
2930
|
|
|
2931 /*
|
|
|
2932 * Skip '!' and '-' characters. They are handled later.
|
|
|
2933 */
|
|
|
2934 start_leader = *arg;
|
|
|
2935 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
2936 *arg = skipwhite(*arg + 1);
|
|
|
2937 end_leader = *arg;
|
|
|
2938
|
|
|
2939 switch (**arg)
|
|
|
2940 {
|
|
|
2941 /*
|
|
|
2942 * Number constant.
|
|
|
2943 */
|
|
|
2944 case '0':
|
|
|
2945 case '1':
|
|
|
2946 case '2':
|
|
|
2947 case '3':
|
|
|
2948 case '4':
|
|
|
2949 case '5':
|
|
|
2950 case '6':
|
|
|
2951 case '7':
|
|
|
2952 case '8':
|
|
|
2953 case '9':
|
|
|
2954 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
2955 *arg += len;
|
|
|
2956 if (evaluate)
|
|
|
2957 {
|
|
71
|
2958 rettv->v_type = VAR_NUMBER;
|
|
|
2959 rettv->vval.v_number = n;
|
|
7
|
2960 }
|
|
|
2961 break;
|
|
|
2962
|
|
|
2963 /*
|
|
|
2964 * String constant: "string".
|
|
|
2965 */
|
|
71
|
2966 case '"': ret = get_string_tv(arg, rettv, evaluate);
|
|
7
|
2967 break;
|
|
|
2968
|
|
|
2969 /*
|
|
|
2970 * Literal string constant: 'string'.
|
|
|
2971 */
|
|
71
|
2972 case '\'': ret = get_lit_string_tv(arg, rettv, evaluate);
|
|
56
|
2973 break;
|
|
|
2974
|
|
|
2975 /*
|
|
|
2976 * List: [expr, expr]
|
|
|
2977 */
|
|
71
|
2978 case '[': ret = get_list_tv(arg, rettv, evaluate);
|
|
7
|
2979 break;
|
|
|
2980
|
|
|
2981 /*
|
|
|
2982 * Option value: &name
|
|
|
2983 */
|
|
71
|
2984 case '&': ret = get_option_tv(arg, rettv, evaluate);
|
|
7
|
2985 break;
|
|
|
2986
|
|
|
2987 /*
|
|
|
2988 * Environment variable: $VAR.
|
|
|
2989 */
|
|
71
|
2990 case '$': ret = get_env_tv(arg, rettv, evaluate);
|
|
7
|
2991 break;
|
|
|
2992
|
|
|
2993 /*
|
|
|
2994 * Register contents: @r.
|
|
|
2995 */
|
|
|
2996 case '@': ++*arg;
|
|
|
2997 if (evaluate)
|
|
|
2998 {
|
|
71
|
2999 rettv->v_type = VAR_STRING;
|
|
|
3000 rettv->vval.v_string = get_reg_contents(**arg, FALSE);
|
|
7
|
3001 }
|
|
|
3002 if (**arg != NUL)
|
|
|
3003 ++*arg;
|
|
|
3004 break;
|
|
|
3005
|
|
|
3006 /*
|
|
|
3007 * nested expression: (expression).
|
|
|
3008 */
|
|
|
3009 case '(': *arg = skipwhite(*arg + 1);
|
|
71
|
3010 ret = eval1(arg, rettv, evaluate); /* recursive! */
|
|
7
|
3011 if (**arg == ')')
|
|
|
3012 ++*arg;
|
|
|
3013 else if (ret == OK)
|
|
|
3014 {
|
|
|
3015 EMSG(_("E110: Missing ')'"));
|
|
71
|
3016 clear_tv(rettv);
|
|
7
|
3017 ret = FAIL;
|
|
|
3018 }
|
|
|
3019 break;
|
|
|
3020
|
|
|
3021 /*
|
|
|
3022 * Must be a variable or function name then.
|
|
|
3023 */
|
|
|
3024 default: s = *arg;
|
|
|
3025 len = get_func_len(arg, &alias, evaluate);
|
|
|
3026 if (alias != NULL)
|
|
|
3027 s = alias;
|
|
|
3028
|
|
|
3029 if (len == 0)
|
|
|
3030 ret = FAIL;
|
|
|
3031 else
|
|
|
3032 {
|
|
|
3033 if (**arg == '(') /* recursive! */
|
|
|
3034 {
|
|
56
|
3035 /* If "s" is the name of a variable of type VAR_FUNC
|
|
|
3036 * use its contents. */
|
|
|
3037 s = deref_func_name(s, &len);
|
|
|
3038
|
|
|
3039 /* Invoke the function. */
|
|
71
|
3040 ret = get_func_tv(s, len, rettv, arg,
|
|
7
|
3041 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
3042 &len, evaluate);
|
|
|
3043 /* Stop the expression evaluation when immediately
|
|
|
3044 * aborting on error, or when an interrupt occurred or
|
|
|
3045 * an exception was thrown but not caught. */
|
|
|
3046 if (aborting())
|
|
|
3047 {
|
|
|
3048 if (ret == OK)
|
|
71
|
3049 clear_tv(rettv);
|
|
7
|
3050 ret = FAIL;
|
|
|
3051 }
|
|
|
3052 }
|
|
|
3053 else if (evaluate)
|
|
71
|
3054 ret = get_var_tv(s, len, rettv);
|
|
7
|
3055 }
|
|
|
3056
|
|
|
3057 if (alias != NULL)
|
|
|
3058 vim_free(alias);
|
|
|
3059
|
|
|
3060 break;
|
|
|
3061 }
|
|
|
3062 *arg = skipwhite(*arg);
|
|
|
3063
|
|
|
3064 /*
|
|
56
|
3065 * Handle expr[expr] and expr[expr:expr] subscript.
|
|
7
|
3066 */
|
|
56
|
3067 while (**arg == '[' && ret == OK)
|
|
|
3068 {
|
|
71
|
3069 if (eval_index(arg, rettv, evaluate) == FAIL)
|
|
|
3070 {
|
|
|
3071 clear_tv(rettv);
|
|
7
|
3072 return FAIL;
|
|
|
3073 }
|
|
|
3074 }
|
|
|
3075
|
|
|
3076 /*
|
|
|
3077 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
3078 */
|
|
|
3079 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
3080 {
|
|
71
|
3081 val = get_tv_number(rettv);
|
|
7
|
3082 while (end_leader > start_leader)
|
|
|
3083 {
|
|
|
3084 --end_leader;
|
|
|
3085 if (*end_leader == '!')
|
|
|
3086 val = !val;
|
|
|
3087 else if (*end_leader == '-')
|
|
|
3088 val = -val;
|
|
|
3089 }
|
|
71
|
3090 clear_tv(rettv);
|
|
|
3091 rettv->v_type = VAR_NUMBER;
|
|
|
3092 rettv->vval.v_number = val;
|
|
7
|
3093 }
|
|
|
3094
|
|
|
3095 return ret;
|
|
|
3096 }
|
|
|
3097
|
|
|
3098 /*
|
|
56
|
3099 * Evaluate an "[expr]" or "[expr:expr]" index.
|
|
|
3100 * "*arg" points to the '['.
|
|
|
3101 * Returns FAIL or OK. "*arg" is advanced to after the ']'.
|
|
|
3102 */
|
|
|
3103 static int
|
|
71
|
3104 eval_index(arg, rettv, evaluate)
|
|
56
|
3105 char_u **arg;
|
|
71
|
3106 typeval *rettv;
|
|
56
|
3107 int evaluate;
|
|
|
3108 {
|
|
|
3109 int empty1 = FALSE, empty2 = FALSE;
|
|
|
3110 typeval var1, var2;
|
|
|
3111 long n1, n2 = 0;
|
|
|
3112 long len;
|
|
|
3113 int range;
|
|
|
3114 char_u *s;
|
|
|
3115
|
|
71
|
3116 if (rettv->v_type == VAR_FUNC)
|
|
56
|
3117 {
|
|
|
3118 EMSG(_("E999: Cannot index a Funcref"));
|
|
|
3119 return FAIL;
|
|
|
3120 }
|
|
|
3121
|
|
|
3122 /*
|
|
|
3123 * Get the (first) variable from inside the [].
|
|
|
3124 */
|
|
|
3125 *arg = skipwhite(*arg + 1);
|
|
|
3126 if (**arg == ':')
|
|
|
3127 empty1 = TRUE;
|
|
|
3128 else if (eval1(arg, &var1, evaluate) == FAIL) /* recursive! */
|
|
|
3129 return FAIL;
|
|
|
3130
|
|
|
3131 /*
|
|
|
3132 * Get the second variable from inside the [:].
|
|
|
3133 */
|
|
|
3134 if (**arg == ':')
|
|
|
3135 {
|
|
|
3136 range = TRUE;
|
|
|
3137 *arg = skipwhite(*arg + 1);
|
|
|
3138 if (**arg == ']')
|
|
|
3139 empty2 = TRUE;
|
|
|
3140 else if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
3141 {
|
|
71
|
3142 clear_tv(&var1);
|
|
56
|
3143 return FAIL;
|
|
|
3144 }
|
|
|
3145 }
|
|
|
3146 else
|
|
|
3147 range = FALSE;
|
|
|
3148
|
|
|
3149 /* Check for the ']'. */
|
|
|
3150 if (**arg != ']')
|
|
|
3151 {
|
|
71
|
3152 EMSG(_(e_missbrac));
|
|
|
3153 clear_tv(&var1);
|
|
56
|
3154 if (range)
|
|
71
|
3155 clear_tv(&var2);
|
|
56
|
3156 return FAIL;
|
|
|
3157 }
|
|
|
3158
|
|
|
3159 if (evaluate)
|
|
|
3160 {
|
|
|
3161 if (empty1)
|
|
|
3162 n1 = 0;
|
|
|
3163 else
|
|
|
3164 {
|
|
71
|
3165 n1 = get_tv_number(&var1);
|
|
|
3166 clear_tv(&var1);
|
|
56
|
3167 }
|
|
|
3168 if (range)
|
|
|
3169 {
|
|
|
3170 if (empty2)
|
|
|
3171 n2 = -1;
|
|
|
3172 else
|
|
|
3173 {
|
|
71
|
3174 n2 = get_tv_number(&var2);
|
|
|
3175 clear_tv(&var2);
|
|
|
3176 }
|
|
|
3177 }
|
|
|
3178
|
|
|
3179 switch (rettv->v_type)
|
|
56
|
3180 {
|
|
|
3181 case VAR_NUMBER:
|
|
|
3182 case VAR_STRING:
|
|
71
|
3183 s = get_tv_string(rettv);
|
|
56
|
3184 len = (long)STRLEN(s);
|
|
|
3185 if (range)
|
|
|
3186 {
|
|
|
3187 /* The resulting variable is a substring. If the indexes
|
|
|
3188 * are out of range the result is empty. */
|
|
|
3189 if (n1 < 0)
|
|
|
3190 {
|
|
|
3191 n1 = len + n1;
|
|
|
3192 if (n1 < 0)
|
|
|
3193 n1 = 0;
|
|
|
3194 }
|
|
|
3195 if (n2 < 0)
|
|
|
3196 n2 = len + n2;
|
|
|
3197 else if (n2 >= len)
|
|
|
3198 n2 = len;
|
|
|
3199 if (n1 >= len || n2 < 0 || n1 > n2)
|
|
|
3200 s = NULL;
|
|
|
3201 else
|
|
|
3202 s = vim_strnsave(s + n1, (int)(n2 - n1 + 1));
|
|
|
3203 }
|
|
|
3204 else
|
|
|
3205 {
|
|
|
3206 /* The resulting variable is a string of a single
|
|
|
3207 * character. If the index is too big or negative the
|
|
|
3208 * result is empty. */
|
|
|
3209 if (n1 >= len || n1 < 0)
|
|
|
3210 s = NULL;
|
|
|
3211 else
|
|
|
3212 s = vim_strnsave(s + n1, 1);
|
|
|
3213 }
|
|
71
|
3214 clear_tv(rettv);
|
|
|
3215 rettv->v_type = VAR_STRING;
|
|
|
3216 rettv->vval.v_string = s;
|
|
56
|
3217 break;
|
|
|
3218
|
|
|
3219 case VAR_LIST:
|
|
71
|
3220 len = list_len(rettv->vval.v_list);
|
|
56
|
3221 if (n1 < 0)
|
|
|
3222 n1 = len + n1;
|
|
|
3223 if (!empty1 && (n1 < 0 || n1 >= len))
|
|
|
3224 {
|
|
|
3225 EMSGN(_(e_listidx), n1);
|
|
|
3226 return FAIL;
|
|
|
3227 }
|
|
|
3228 if (range)
|
|
|
3229 {
|
|
|
3230 listvar *l;
|
|
|
3231 listitem *item;
|
|
|
3232
|
|
|
3233 if (n2 < 0)
|
|
|
3234 n2 = len + n2;
|
|
|
3235 if (!empty2 && (n2 < 0 || n2 >= len || n2 < n1))
|
|
|
3236 {
|
|
|
3237 EMSGN(_(e_listidx), n2);
|
|
|
3238 return FAIL;
|
|
|
3239 }
|
|
|
3240 l = list_alloc();
|
|
|
3241 if (l == NULL)
|
|
|
3242 return FAIL;
|
|
71
|
3243 for (item = list_find(rettv->vval.v_list, n1);
|
|
56
|
3244 n1 <= n2; ++n1)
|
|
|
3245 {
|
|
|
3246 if (list_append_tv(l, &item->li_tv) == FAIL)
|
|
|
3247 {
|
|
|
3248 list_free(l);
|
|
|
3249 return FAIL;
|
|
|
3250 }
|
|
|
3251 item = item->li_next;
|
|
|
3252 }
|
|
71
|
3253 clear_tv(rettv);
|
|
|
3254 rettv->v_type = VAR_LIST;
|
|
|
3255 rettv->vval.v_list = l;
|
|
83
|
3256 ++l->lv_refcount;
|
|
56
|
3257 }
|
|
|
3258 else
|
|
|
3259 {
|
|
71
|
3260 copy_tv(&list_find(rettv->vval.v_list, n1)->li_tv,
|
|
56
|
3261 &var1);
|
|
71
|
3262 clear_tv(rettv);
|
|
|
3263 *rettv = var1;
|
|
56
|
3264 }
|
|
|
3265 break;
|
|
|
3266 }
|
|
|
3267 }
|
|
|
3268
|
|
|
3269 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
3270 return OK;
|
|
|
3271 }
|
|
|
3272
|
|
|
3273 /*
|
|
7
|
3274 * Get an option value.
|
|
|
3275 * "arg" points to the '&' or '+' before the option name.
|
|
|
3276 * "arg" is advanced to character after the option name.
|
|
|
3277 * Return OK or FAIL.
|
|
|
3278 */
|
|
|
3279 static int
|
|
71
|
3280 get_option_tv(arg, rettv, evaluate)
|
|
7
|
3281 char_u **arg;
|
|
71
|
3282 typeval *rettv; /* when NULL, only check if option exists */
|
|
7
|
3283 int evaluate;
|
|
|
3284 {
|
|
|
3285 char_u *option_end;
|
|
|
3286 long numval;
|
|
|
3287 char_u *stringval;
|
|
|
3288 int opt_type;
|
|
|
3289 int c;
|
|
|
3290 int working = (**arg == '+'); /* has("+option") */
|
|
|
3291 int ret = OK;
|
|
|
3292 int opt_flags;
|
|
|
3293
|
|
|
3294 /*
|
|
|
3295 * Isolate the option name and find its value.
|
|
|
3296 */
|
|
|
3297 option_end = find_option_end(arg, &opt_flags);
|
|
|
3298 if (option_end == NULL)
|
|
|
3299 {
|
|
71
|
3300 if (rettv != NULL)
|
|
7
|
3301 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
3302 return FAIL;
|
|
|
3303 }
|
|
|
3304
|
|
|
3305 if (!evaluate)
|
|
|
3306 {
|
|
|
3307 *arg = option_end;
|
|
|
3308 return OK;
|
|
|
3309 }
|
|
|
3310
|
|
|
3311 c = *option_end;
|
|
|
3312 *option_end = NUL;
|
|
|
3313 opt_type = get_option_value(*arg, &numval,
|
|
71
|
3314 rettv == NULL ? NULL : &stringval, opt_flags);
|
|
7
|
3315
|
|
|
3316 if (opt_type == -3) /* invalid name */
|
|
|
3317 {
|
|
71
|
3318 if (rettv != NULL)
|
|
7
|
3319 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
3320 ret = FAIL;
|
|
|
3321 }
|
|
71
|
3322 else if (rettv != NULL)
|
|
7
|
3323 {
|
|
|
3324 if (opt_type == -2) /* hidden string option */
|
|
|
3325 {
|
|
71
|
3326 rettv->v_type = VAR_STRING;
|
|
|
3327 rettv->vval.v_string = NULL;
|
|
7
|
3328 }
|
|
|
3329 else if (opt_type == -1) /* hidden number option */
|
|
|
3330 {
|
|
71
|
3331 rettv->v_type = VAR_NUMBER;
|
|
|
3332 rettv->vval.v_number = 0;
|
|
7
|
3333 }
|
|
|
3334 else if (opt_type == 1) /* number option */
|
|
|
3335 {
|
|
71
|
3336 rettv->v_type = VAR_NUMBER;
|
|
|
3337 rettv->vval.v_number = numval;
|
|
7
|
3338 }
|
|
|
3339 else /* string option */
|
|
|
3340 {
|
|
71
|
3341 rettv->v_type = VAR_STRING;
|
|
|
3342 rettv->vval.v_string = stringval;
|
|
7
|
3343 }
|
|
|
3344 }
|
|
|
3345 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
3346 ret = FAIL;
|
|
|
3347
|
|
|
3348 *option_end = c; /* put back for error messages */
|
|
|
3349 *arg = option_end;
|
|
|
3350
|
|
|
3351 return ret;
|
|
|
3352 }
|
|
|
3353
|
|
|
3354 /*
|
|
|
3355 * Allocate a variable for a string constant.
|
|
|
3356 * Return OK or FAIL.
|
|
|
3357 */
|
|
|
3358 static int
|
|
71
|
3359 get_string_tv(arg, rettv, evaluate)
|
|
7
|
3360 char_u **arg;
|
|
71
|
3361 typeval *rettv;
|
|
7
|
3362 int evaluate;
|
|
|
3363 {
|
|
|
3364 char_u *p;
|
|
|
3365 char_u *name;
|
|
|
3366 int i;
|
|
|
3367 int extra = 0;
|
|
|
3368
|
|
|
3369 /*
|
|
|
3370 * Find the end of the string, skipping backslashed characters.
|
|
|
3371 */
|
|
39
|
3372 for (p = *arg + 1; *p && *p != '"'; mb_ptr_adv(p))
|
|
7
|
3373 {
|
|
|
3374 if (*p == '\\' && p[1] != NUL)
|
|
|
3375 {
|
|
|
3376 ++p;
|
|
|
3377 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
3378 * to 6 characters: reserve space for 2 extra */
|
|
|
3379 if (*p == '<')
|
|
|
3380 extra += 2;
|
|
|
3381 }
|
|
|
3382 }
|
|
|
3383
|
|
|
3384 if (*p != '"')
|
|
|
3385 {
|
|
|
3386 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
3387 return FAIL;
|
|
|
3388 }
|
|
|
3389
|
|
|
3390 /* If only parsing, set *arg and return here */
|
|
|
3391 if (!evaluate)
|
|
|
3392 {
|
|
|
3393 *arg = p + 1;
|
|
|
3394 return OK;
|
|
|
3395 }
|
|
|
3396
|
|
|
3397 /*
|
|
|
3398 * Copy the string into allocated memory, handling backslashed
|
|
|
3399 * characters.
|
|
|
3400 */
|
|
|
3401 name = alloc((unsigned)(p - *arg + extra));
|
|
|
3402 if (name == NULL)
|
|
|
3403 return FAIL;
|
|
|
3404
|
|
|
3405 i = 0;
|
|
|
3406 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
3407 {
|
|
|
3408 if (*p == '\\')
|
|
|
3409 {
|
|
|
3410 switch (*++p)
|
|
|
3411 {
|
|
|
3412 case 'b': name[i++] = BS; break;
|
|
|
3413 case 'e': name[i++] = ESC; break;
|
|
|
3414 case 'f': name[i++] = FF; break;
|
|
|
3415 case 'n': name[i++] = NL; break;
|
|
|
3416 case 'r': name[i++] = CAR; break;
|
|
|
3417 case 't': name[i++] = TAB; break;
|
|
|
3418
|
|
|
3419 case 'X': /* hex: "\x1", "\x12" */
|
|
|
3420 case 'x':
|
|
|
3421 case 'u': /* Unicode: "\u0023" */
|
|
|
3422 case 'U':
|
|
|
3423 if (vim_isxdigit(p[1]))
|
|
|
3424 {
|
|
|
3425 int n, nr;
|
|
|
3426 int c = toupper(*p);
|
|
|
3427
|
|
|
3428 if (c == 'X')
|
|
|
3429 n = 2;
|
|
|
3430 else
|
|
|
3431 n = 4;
|
|
|
3432 nr = 0;
|
|
|
3433 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
3434 {
|
|
|
3435 ++p;
|
|
|
3436 nr = (nr << 4) + hex2nr(*p);
|
|
|
3437 }
|
|
|
3438 #ifdef FEAT_MBYTE
|
|
|
3439 /* For "\u" store the number according to
|
|
|
3440 * 'encoding'. */
|
|
|
3441 if (c != 'X')
|
|
|
3442 i += (*mb_char2bytes)(nr, name + i);
|
|
|
3443 else
|
|
|
3444 #endif
|
|
|
3445 name[i++] = nr;
|
|
|
3446 }
|
|
|
3447 else
|
|
|
3448 name[i++] = *p;
|
|
|
3449 break;
|
|
|
3450
|
|
|
3451 /* octal: "\1", "\12", "\123" */
|
|
|
3452 case '0':
|
|
|
3453 case '1':
|
|
|
3454 case '2':
|
|
|
3455 case '3':
|
|
|
3456 case '4':
|
|
|
3457 case '5':
|
|
|
3458 case '6':
|
|
|
3459 case '7': name[i] = *p - '0';
|
|
|
3460 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3461 {
|
|
|
3462 ++p;
|
|
|
3463 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3464 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3465 {
|
|
|
3466 ++p;
|
|
|
3467 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3468 }
|
|
|
3469 }
|
|
|
3470 ++i;
|
|
|
3471 break;
|
|
|
3472
|
|
|
3473 /* Special key, e.g.: "\<C-W>" */
|
|
|
3474 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
3475 if (extra != 0)
|
|
|
3476 {
|
|
|
3477 i += extra;
|
|
|
3478 --p;
|
|
|
3479 break;
|
|
|
3480 }
|
|
|
3481 /* FALLTHROUGH */
|
|
|
3482
|
|
|
3483 default: name[i++] = *p;
|
|
|
3484 break;
|
|
|
3485 }
|
|
|
3486 }
|
|
|
3487 else
|
|
|
3488 name[i++] = *p;
|
|
|
3489
|
|
|
3490 #ifdef FEAT_MBYTE
|
|
|
3491 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
3492 if (has_mbyte)
|
|
|
3493 {
|
|
|
3494 int l = (*mb_ptr2len_check)(p);
|
|
|
3495
|
|
|
3496 while (--l > 0)
|
|
|
3497 name[i++] = *++p;
|
|
|
3498 }
|
|
|
3499 #endif
|
|
|
3500 }
|
|
|
3501 name[i] = NUL;
|
|
|
3502 *arg = p + 1;
|
|
|
3503
|
|
71
|
3504 rettv->v_type = VAR_STRING;
|
|
|
3505 rettv->vval.v_string = name;
|
|
7
|
3506
|
|
|
3507 return OK;
|
|
|
3508 }
|
|
|
3509
|
|
|
3510 /*
|
|
|
3511 * Allocate a variable for an backtick-string constant.
|
|
|
3512 * Return OK or FAIL.
|
|
|
3513 */
|
|
|
3514 static int
|
|
71
|
3515 get_lit_string_tv(arg, rettv, evaluate)
|
|
7
|
3516 char_u **arg;
|
|
71
|
3517 typeval *rettv;
|
|
7
|
3518 int evaluate;
|
|
|
3519 {
|
|
|
3520 char_u *p;
|
|
|
3521 char_u *name;
|
|
|
3522
|
|
|
3523 /*
|
|
|
3524 * Find the end of the string.
|
|
|
3525 */
|
|
|
3526 p = vim_strchr(*arg + 1, '\'');
|
|
|
3527 if (p == NULL)
|
|
|
3528 {
|
|
|
3529 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
3530 return FAIL;
|
|
|
3531 }
|
|
|
3532
|
|
|
3533 if (evaluate)
|
|
|
3534 {
|
|
|
3535 /*
|
|
|
3536 * Copy the string into allocated memory.
|
|
|
3537 */
|
|
|
3538 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
3539 if (name == NULL)
|
|
|
3540 return FAIL;
|
|
|
3541
|
|
71
|
3542 rettv->v_type = VAR_STRING;
|
|
|
3543 rettv->vval.v_string = name;
|
|
7
|
3544 }
|
|
|
3545
|
|
|
3546 *arg = p + 1;
|
|
|
3547
|
|
|
3548 return OK;
|
|
|
3549 }
|
|
|
3550
|
|
|
3551 /*
|
|
56
|
3552 * Allocate a variable for a List and fill it from "*arg".
|
|
|
3553 * Return OK or FAIL.
|
|
|
3554 */
|
|
|
3555 static int
|
|
71
|
3556 get_list_tv(arg, rettv, evaluate)
|
|
56
|
3557 char_u **arg;
|
|
71
|
3558 typeval *rettv;
|
|
56
|
3559 int evaluate;
|
|
|
3560 {
|
|
|
3561 listvar *l = NULL;
|
|
|
3562 typeval tv;
|
|
|
3563 listitem *item;
|
|
|
3564
|
|
|
3565 if (evaluate)
|
|
|
3566 {
|
|
|
3567 l = list_alloc();
|
|
|
3568 if (l == NULL)
|
|
|
3569 return FAIL;
|
|
|
3570 }
|
|
|
3571
|
|
|
3572 *arg = skipwhite(*arg + 1);
|
|
|
3573 while (**arg != ']' && **arg != NUL)
|
|
|
3574 {
|
|
|
3575 if (eval1(arg, &tv, evaluate) == FAIL) /* recursive! */
|
|
|
3576 goto failret;
|
|
|
3577 if (evaluate)
|
|
|
3578 {
|
|
|
3579 item = listitem_alloc();
|
|
|
3580 if (item != NULL)
|
|
|
3581 {
|
|
|
3582 item->li_tv = tv;
|
|
|
3583 list_append(l, item);
|
|
|
3584 }
|
|
|
3585 }
|
|
|
3586
|
|
|
3587 if (**arg == ']')
|
|
|
3588 break;
|
|
|
3589 if (**arg != ',')
|
|
|
3590 {
|
|
|
3591 EMSG2(_("E999: Missing comma in list: %s"), *arg);
|
|
|
3592 goto failret;
|
|
|
3593 }
|
|
|
3594 *arg = skipwhite(*arg + 1);
|
|
|
3595 }
|
|
|
3596
|
|
|
3597 if (**arg != ']')
|
|
|
3598 {
|
|
|
3599 EMSG2(_("E999: Missing end of list ']': %s"), *arg);
|
|
|
3600 failret:
|
|
|
3601 if (evaluate)
|
|
|
3602 list_free(l);
|
|
|
3603 return FAIL;
|
|
|
3604 }
|
|
|
3605
|
|
|
3606 *arg = skipwhite(*arg + 1);
|
|
|
3607 if (evaluate)
|
|
|
3608 {
|
|
71
|
3609 rettv->v_type = VAR_LIST;
|
|
|
3610 rettv->vval.v_list = l;
|
|
56
|
3611 ++l->lv_refcount;
|
|
|
3612 }
|
|
|
3613
|
|
|
3614 return OK;
|
|
|
3615 }
|
|
|
3616
|
|
|
3617 /*
|
|
|
3618 * Allocate an empty header for a list.
|
|
|
3619 */
|
|
|
3620 static listvar *
|
|
|
3621 list_alloc()
|
|
|
3622 {
|
|
|
3623 return (listvar *)alloc_clear(sizeof(listvar));
|
|
|
3624 }
|
|
|
3625
|
|
|
3626 /*
|
|
|
3627 * Unreference a list: decrement the reference count and free it when it
|
|
|
3628 * becomes zero.
|
|
|
3629 */
|
|
|
3630 static void
|
|
|
3631 list_unref(l)
|
|
|
3632 listvar *l;
|
|
|
3633 {
|
|
|
3634 if (l != NULL && --l->lv_refcount <= 0)
|
|
|
3635 list_free(l);
|
|
|
3636 }
|
|
|
3637
|
|
|
3638 /*
|
|
|
3639 * Free a list, including all items it points to.
|
|
|
3640 * Ignores the reference count.
|
|
|
3641 */
|
|
|
3642 static void
|
|
|
3643 list_free(l)
|
|
|
3644 listvar *l;
|
|
|
3645 {
|
|
|
3646 listitem *item;
|
|
|
3647 listitem *next;
|
|
|
3648
|
|
|
3649 for (item = l->lv_first; item != NULL; item = next)
|
|
|
3650 {
|
|
|
3651 next = item->li_next;
|
|
|
3652 listitem_free(item);
|
|
|
3653 }
|
|
|
3654 vim_free(l);
|
|
|
3655 }
|
|
|
3656
|
|
|
3657 /*
|
|
|
3658 * Allocate a list item.
|
|
|
3659 */
|
|
|
3660 static listitem *
|
|
|
3661 listitem_alloc()
|
|
|
3662 {
|
|
|
3663 return (listitem *)alloc(sizeof(listitem));
|
|
|
3664 }
|
|
|
3665
|
|
|
3666 /*
|
|
76
|
3667 * Free a list item. Also clears the value. Does not notify watchers.
|
|
56
|
3668 */
|
|
|
3669 static void
|
|
|
3670 listitem_free(item)
|
|
|
3671 listitem *item;
|
|
|
3672 {
|
|
71
|
3673 clear_tv(&item->li_tv);
|
|
56
|
3674 vim_free(item);
|
|
|
3675 }
|
|
|
3676
|
|
|
3677 /*
|
|
|
3678 * Get the number of items in a list.
|
|
|
3679 */
|
|
|
3680 static long
|
|
|
3681 list_len(l)
|
|
|
3682 listvar *l;
|
|
|
3683 {
|
|
|
3684 listitem *item;
|
|
|
3685 long len = 0;
|
|
|
3686
|
|
|
3687 if (l == NULL)
|
|
|
3688 return 0L;
|
|
|
3689 for (item = l->lv_first; item != NULL; item = item->li_next)
|
|
|
3690 ++len;
|
|
|
3691 return len;
|
|
|
3692 }
|
|
|
3693
|
|
|
3694 /*
|
|
80
|
3695 * Return TRUE when two lists have exactly the same values.
|
|
|
3696 */
|
|
|
3697 static int
|
|
|
3698 list_equal(l1, l2, ic)
|
|
|
3699 listvar *l1;
|
|
|
3700 listvar *l2;
|
|
|
3701 int ic; /* ignore case for strings */
|
|
|
3702 {
|
|
|
3703 listitem *item1, *item2;
|
|
|
3704
|
|
|
3705 for (item1 = l1->lv_first, item2 = l2->lv_first;
|
|
|
3706 item1 != NULL && item2 != NULL;
|
|
|
3707 item1 = item1->li_next, item2 = item2->li_next)
|
|
|
3708 if (!tv_equal(&item1->li_tv, &item2->li_tv, ic))
|
|
|
3709 return FALSE;
|
|
|
3710 return item1 == NULL && item2 == NULL;
|
|
|
3711 }
|
|
|
3712
|
|
|
3713 /*
|
|
|
3714 * Return TRUE if "tv1" and "tv2" have the same value.
|
|
|
3715 * Compares the items just like "==" would compare them.
|
|
|
3716 */
|
|
|
3717 static int
|
|
|
3718 tv_equal(tv1, tv2, ic)
|
|
|
3719 typeval *tv1;
|
|
|
3720 typeval *tv2;
|
|
|
3721 int ic; /* ignore case */
|
|
|
3722 {
|
|
|
3723 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
3724
|
|
|
3725 if (tv1->v_type == VAR_LIST || tv2->v_type == VAR_LIST)
|
|
|
3726 {
|
|
|
3727 /* recursive! */
|
|
|
3728 if (tv1->v_type != tv2->v_type
|
|
|
3729 || !list_equal(tv1->vval.v_list, tv2->vval.v_list, ic))
|
|
|
3730 return FALSE;
|
|
|
3731 }
|
|
|
3732 else if (tv1->v_type == VAR_FUNC || tv2->v_type == VAR_FUNC)
|
|
|
3733 {
|
|
|
3734 if (tv1->v_type != tv2->v_type
|
|
|
3735 || tv1->vval.v_string == NULL
|
|
|
3736 || tv2->vval.v_string == NULL
|
|
|
3737 || STRCMP(tv1->vval.v_string, tv2->vval.v_string) != 0)
|
|
|
3738 return FALSE;
|
|
|
3739 }
|
|
|
3740 else if (tv1->v_type == VAR_NUMBER || tv2->v_type == VAR_NUMBER)
|
|
|
3741 {
|
|
|
3742 if (get_tv_number(tv1) != get_tv_number(tv2))
|
|
|
3743 return FALSE;
|
|
|
3744 }
|
|
|
3745 else if (!ic && STRCMP(get_tv_string_buf(tv1, buf1),
|
|
|
3746 get_tv_string_buf(tv2, buf2)) != 0)
|
|
|
3747 return FALSE;
|
|
|
3748 else if (ic && STRICMP(get_tv_string_buf(tv1, buf1),
|
|
|
3749 get_tv_string_buf(tv2, buf2)) != 0)
|
|
|
3750 return FALSE;
|
|
|
3751 return TRUE;
|
|
|
3752 }
|
|
|
3753
|
|
|
3754 /*
|
|
56
|
3755 * Locate item with index "n" in list "l" and return it.
|
|
|
3756 * A negative index is counted from the end; -1 is the last item.
|
|
|
3757 * Returns NULL when "n" is out of range.
|
|
|
3758 */
|
|
|
3759 static listitem *
|
|
|
3760 list_find(l, n)
|
|
|
3761 listvar *l;
|
|
|
3762 long n;
|
|
|
3763 {
|
|
|
3764 listitem *item;
|
|
|
3765 long idx;
|
|
|
3766
|
|
|
3767 if (l == NULL)
|
|
|
3768 return NULL;
|
|
|
3769 if (n < 0)
|
|
|
3770 {
|
|
|
3771 idx = -1; /* search from the end */
|
|
|
3772 for (item = l->lv_last; item != NULL && idx > n; item = item->li_prev)
|
|
|
3773 --idx;
|
|
|
3774 }
|
|
|
3775 else
|
|
|
3776 {
|
|
|
3777 idx = 0; /* search from the start */
|
|
|
3778 for (item = l->lv_first; item != NULL && idx < n; item = item->li_next)
|
|
|
3779 ++idx;
|
|
|
3780 }
|
|
|
3781 if (idx != n)
|
|
|
3782 return NULL;
|
|
|
3783 return item;
|
|
|
3784 }
|
|
|
3785
|
|
|
3786 /*
|
|
80
|
3787 * Like list_find(), but also find an item just past the end.
|
|
|
3788 * "*ip" is the item to find.
|
|
|
3789 * When found "*ip" is set to zero, when not found "*ip" is non-zero.
|
|
|
3790 * Returns NULL when item not found or item is just past the end.
|
|
|
3791 */
|
|
|
3792 static listitem *
|
|
|
3793 list_find_ext(l, ip)
|
|
|
3794 listvar *l;
|
|
|
3795 long *ip;
|
|
|
3796 {
|
|
|
3797 long n;
|
|
|
3798 listitem *item;
|
|
|
3799
|
|
|
3800 if (*ip < 0)
|
|
|
3801 {
|
|
|
3802 /* Count from the end: -1 is before last item. */
|
|
|
3803 item = l->lv_last;
|
|
|
3804 for (n = *ip + 1; n < 0 && item != NULL; ++n)
|
|
|
3805 item = item->li_prev;
|
|
|
3806 if (item == NULL)
|
|
|
3807 n = 1; /* error! */
|
|
|
3808 }
|
|
|
3809 else
|
|
|
3810 {
|
|
|
3811 item = l->lv_first;
|
|
|
3812 for (n = *ip; n > 0 && item != NULL; --n)
|
|
|
3813 item = item->li_next;
|
|
|
3814 }
|
|
|
3815 *ip = n;
|
|
|
3816 return item;
|
|
|
3817 }
|
|
|
3818
|
|
|
3819 /*
|
|
56
|
3820 * Append item "item" to the end of list "l".
|
|
|
3821 */
|
|
|
3822 static void
|
|
|
3823 list_append(l, item)
|
|
|
3824 listvar *l;
|
|
|
3825 listitem *item;
|
|
|
3826 {
|
|
|
3827 if (l->lv_last == NULL)
|
|
|
3828 {
|
|
|
3829 /* empty list */
|
|
|
3830 l->lv_first = item;
|
|
|
3831 l->lv_last = item;
|
|
|
3832 item->li_prev = NULL;
|
|
|
3833 }
|
|
|
3834 else
|
|
|
3835 {
|
|
|
3836 l->lv_last->li_next = item;
|
|
|
3837 item->li_prev = l->lv_last;
|
|
|
3838 l->lv_last = item;
|
|
|
3839 }
|
|
|
3840 item->li_next = NULL;
|
|
|
3841 }
|
|
|
3842
|
|
|
3843 /*
|
|
|
3844 * Append typeval "tv" to the end of list "l".
|
|
80
|
3845 * Return FAIL when out of memory.
|
|
56
|
3846 */
|
|
|
3847 static int
|
|
|
3848 list_append_tv(l, tv)
|
|
|
3849 listvar *l;
|
|
|
3850 typeval *tv;
|
|
|
3851 {
|
|
|
3852 listitem *ni = listitem_alloc();
|
|
|
3853
|
|
|
3854 if (ni == NULL)
|
|
|
3855 return FAIL;
|
|
71
|
3856 copy_tv(tv, &ni->li_tv);
|
|
56
|
3857 list_append(l, ni);
|
|
|
3858 return OK;
|
|
|
3859 }
|
|
|
3860
|
|
|
3861 /*
|
|
80
|
3862 * Insert typeval "tv" in list "l" before "item".
|
|
|
3863 * If "item" is NULL append at the end.
|
|
|
3864 * Return FAIL when out of memory.
|
|
|
3865 */
|
|
|
3866 static int
|
|
|
3867 list_insert_tv(l, tv, item)
|
|
|
3868 listvar *l;
|
|
|
3869 typeval *tv;
|
|
|
3870 listitem *item;
|
|
|
3871 {
|
|
|
3872 listitem *ni = listitem_alloc();
|
|
|
3873
|
|
|
3874 if (ni == NULL)
|
|
|
3875 return FAIL;
|
|
|
3876 copy_tv(tv, &ni->li_tv);
|
|
|
3877 if (item == NULL)
|
|
|
3878 /* Append new item at end of list. */
|
|
|
3879 list_append(l, ni);
|
|
|
3880 else
|
|
|
3881 {
|
|
|
3882 /* Insert new item before existing item. */
|
|
|
3883 ni->li_prev = item->li_prev;
|
|
|
3884 ni->li_next = item;
|
|
|
3885 if (item->li_prev == NULL)
|
|
|
3886 l->lv_first = ni;
|
|
|
3887 else
|
|
|
3888 item->li_prev->li_next = ni;
|
|
|
3889 item->li_prev = ni;
|
|
|
3890 }
|
|
|
3891 return OK;
|
|
|
3892 }
|
|
|
3893
|
|
|
3894 /*
|
|
|
3895 * Extend "l1" with "l2".
|
|
|
3896 * If "bef" is NULL append at the end, otherwise insert before this item.
|
|
|
3897 * Returns FAIL when out of memory.
|
|
|
3898 */
|
|
|
3899 static int
|
|
|
3900 list_extend(l1, l2, bef)
|
|
|
3901 listvar *l1;
|
|
|
3902 listvar *l2;
|
|
|
3903 listitem *bef;
|
|
|
3904 {
|
|
|
3905 listitem *item;
|
|
|
3906
|
|
|
3907 for (item = l2->lv_first; item != NULL; item = item->li_next)
|
|
|
3908 if (list_insert_tv(l1, &item->li_tv, bef) == FAIL)
|
|
|
3909 return FAIL;
|
|
|
3910 return OK;
|
|
|
3911 }
|
|
|
3912
|
|
|
3913 /*
|
|
|
3914 * Concatenate lists "l1" and "l2" into a new list, stored in "tv".
|
|
|
3915 * Return FAIL when out of memory.
|
|
|
3916 */
|
|
|
3917 static int
|
|
|
3918 list_concat(l1, l2, tv)
|
|
|
3919 listvar *l1;
|
|
|
3920 listvar *l2;
|
|
|
3921 typeval *tv;
|
|
|
3922 {
|
|
|
3923 listvar *l;
|
|
|
3924
|
|
|
3925 /* make a copy of the first list. */
|
|
|
3926 l = list_copy(l1, FALSE);
|
|
|
3927 if (l == NULL)
|
|
|
3928 return FAIL;
|
|
|
3929 tv->v_type = VAR_LIST;
|
|
|
3930 tv->vval.v_list = l;
|
|
|
3931
|
|
|
3932 /* append all items from the second list */
|
|
|
3933 return list_extend(l, l2, NULL);
|
|
|
3934 }
|
|
|
3935
|
|
|
3936 /*
|
|
56
|
3937 * Make a copy of list "l". Shallow if "deep" is FALSE.
|
|
|
3938 * The refcount of the new list is set to 1.
|
|
|
3939 * Returns NULL when out of memory.
|
|
|
3940 */
|
|
|
3941 static listvar *
|
|
|
3942 list_copy(orig, deep)
|
|
|
3943 listvar *orig;
|
|
|
3944 int deep;
|
|
|
3945 {
|
|
|
3946 listvar *copy;
|
|
|
3947 listitem *item;
|
|
|
3948 listitem *ni;
|
|
|
3949 static int recurse = 0;
|
|
|
3950
|
|
|
3951 if (orig == NULL)
|
|
|
3952 return NULL;
|
|
|
3953 if (recurse >= VAR_LIST_MAXNEST)
|
|
|
3954 {
|
|
|
3955 EMSG(_("E999: List nested too deep for making a copy"));
|
|
|
3956 return NULL;
|
|
|
3957 }
|
|
|
3958 ++recurse;
|
|
|
3959
|
|
|
3960 copy = list_alloc();
|
|
|
3961 if (copy != NULL)
|
|
|
3962 {
|
|
|
3963 for (item = orig->lv_first; item != NULL; item = item->li_next)
|
|
|
3964 {
|
|
|
3965 ni = listitem_alloc();
|
|
|
3966 if (ni == NULL)
|
|
|
3967 break;
|
|
|
3968 if (deep && item->li_tv.v_type == VAR_LIST)
|
|
|
3969 {
|
|
|
3970 ni->li_tv.v_type = VAR_LIST;
|
|
|
3971 ni->li_tv.vval.v_list = list_copy(item->li_tv.vval.v_list,
|
|
|
3972 TRUE);
|
|
|
3973 if (ni->li_tv.vval.v_list == NULL)
|
|
|
3974 {
|
|
|
3975 vim_free(ni);
|
|
|
3976 break;
|
|
|
3977 }
|
|
|
3978 }
|
|
|
3979 else
|
|
71
|
3980 copy_tv(&item->li_tv, &ni->li_tv);
|
|
56
|
3981 list_append(copy, ni);
|
|
|
3982 }
|
|
|
3983 ++copy->lv_refcount;
|
|
|
3984 }
|
|
|
3985
|
|
|
3986 --recurse;
|
|
|
3987 return copy;
|
|
|
3988 }
|
|
|
3989
|
|
|
3990 /*
|
|
80
|
3991 * Remove items "item" to "item2" from list "l".
|
|
|
3992 */
|
|
|
3993 static void
|
|
|
3994 list_getrem(l, item, item2)
|
|
56
|
3995 listvar *l;
|
|
|
3996 listitem *item;
|
|
80
|
3997 listitem *item2;
|
|
|
3998 {
|
|
|
3999 listitem *ip;
|
|
|
4000
|
|
|
4001 /* notify watchers */
|
|
|
4002 for (ip = item; ip != NULL; ip = ip->li_next)
|
|
|
4003 {
|
|
|
4004 list_fix_watch(l, ip);
|
|
|
4005 if (ip == item2)
|
|
|
4006 break;
|
|
|
4007 }
|
|
|
4008
|
|
|
4009 if (item2->li_next == NULL)
|
|
|
4010 l->lv_last = item->li_prev;
|
|
|
4011 else
|
|
|
4012 item2->li_next->li_prev = item->li_prev;
|
|
|
4013 if (item->li_prev == NULL)
|
|
|
4014 l->lv_first = item2->li_next;
|
|
|
4015 else
|
|
|
4016 item->li_prev->li_next = item2->li_next;
|
|
56
|
4017 }
|
|
|
4018
|
|
|
4019 /*
|
|
|
4020 * Return an allocated string with the string representation of a list.
|
|
|
4021 * May return NULL.
|
|
|
4022 */
|
|
|
4023 static char_u *
|
|
|
4024 list2string(tv)
|
|
|
4025 typeval *tv;
|
|
|
4026 {
|
|
|
4027 garray_T ga;
|
|
|
4028 listitem *item;
|
|
|
4029 int first = TRUE;
|
|
|
4030 char_u *tofree;
|
|
|
4031 char_u *s;
|
|
80
|
4032 char_u numbuf[NUMBUFLEN];
|
|
56
|
4033
|
|
|
4034 if (tv->vval.v_list == NULL)
|
|
|
4035 return NULL;
|
|
|
4036 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
4037 ga_append(&ga, '[');
|
|
|
4038
|
|
|
4039 for (item = tv->vval.v_list->lv_first; item != NULL; item = item->li_next)
|
|
|
4040 {
|
|
|
4041 if (first)
|
|
|
4042 first = FALSE;
|
|
|
4043 else
|
|
|
4044 ga_concat(&ga, (char_u *)", ");
|
|
|
4045
|
|
80
|
4046 s = tv2string(&item->li_tv, &tofree, numbuf);
|
|
56
|
4047 if (s != NULL)
|
|
|
4048 ga_concat(&ga, s);
|
|
|
4049 vim_free(tofree);
|
|
|
4050 }
|
|
|
4051
|
|
|
4052 ga_append(&ga, ']');
|
|
|
4053 ga_append(&ga, NUL);
|
|
|
4054 return (char_u *)ga.ga_data;
|
|
|
4055 }
|
|
|
4056
|
|
|
4057 /*
|
|
|
4058 * Return a string with the string representation of a variable.
|
|
|
4059 * If the memory is allocated "tofree" is set to it, otherwise NULL.
|
|
80
|
4060 * "numbuf" is used for a number.
|
|
56
|
4061 * May return NULL;
|
|
|
4062 */
|
|
|
4063 static char_u *
|
|
80
|
4064 tv2string(tv, tofree, numbuf)
|
|
56
|
4065 typeval *tv;
|
|
|
4066 char_u **tofree;
|
|
80
|
4067 char_u *numbuf;
|
|
56
|
4068 {
|
|
|
4069 switch (tv->v_type)
|
|
|
4070 {
|
|
|
4071 case VAR_FUNC:
|
|
|
4072 *tofree = NULL;
|
|
|
4073 return tv->vval.v_string;
|
|
|
4074 case VAR_LIST:
|
|
|
4075 *tofree = list2string(tv);
|
|
|
4076 return *tofree;
|
|
71
|
4077 case VAR_STRING:
|
|
|
4078 case VAR_NUMBER:
|
|
|
4079 break;
|
|
56
|
4080 default:
|
|
71
|
4081 EMSG2(_(e_intern2), "tv2string()");
|
|
56
|
4082 }
|
|
|
4083 *tofree = NULL;
|
|
80
|
4084 return get_tv_string_buf(tv, numbuf);
|
|
56
|
4085 }
|
|
|
4086
|
|
|
4087 /*
|
|
7
|
4088 * Get the value of an environment variable.
|
|
|
4089 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
4090 * If the environment variable was not set, silently assume it is empty.
|
|
|
4091 * Always return OK.
|
|
|
4092 */
|
|
|
4093 static int
|
|
71
|
4094 get_env_tv(arg, rettv, evaluate)
|
|
7
|
4095 char_u **arg;
|
|
71
|
4096 typeval *rettv;
|
|
7
|
4097 int evaluate;
|
|
|
4098 {
|
|
|
4099 char_u *string = NULL;
|
|
|
4100 int len;
|
|
|
4101 int cc;
|
|
|
4102 char_u *name;
|
|
|
4103
|
|
|
4104 ++*arg;
|
|
|
4105 name = *arg;
|
|
|
4106 len = get_env_len(arg);
|
|
|
4107 if (evaluate)
|
|
|
4108 {
|
|
|
4109 if (len != 0)
|
|
|
4110 {
|
|
|
4111 cc = name[len];
|
|
|
4112 name[len] = NUL;
|
|
|
4113 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
4114 string = mch_getenv(name);
|
|
|
4115 if (string != NULL && *string != NUL)
|
|
|
4116 string = vim_strsave(string);
|
|
|
4117 else
|
|
|
4118 {
|
|
|
4119 /* next try expanding things like $VIM and ${HOME} */
|
|
|
4120 string = expand_env_save(name - 1);
|
|
|
4121 if (string != NULL && *string == '$')
|
|
|
4122 {
|
|
|
4123 vim_free(string);
|
|
|
4124 string = NULL;
|
|
|
4125 }
|
|
|
4126 }
|
|
|
4127 name[len] = cc;
|
|
|
4128 }
|
|
71
|
4129 rettv->v_type = VAR_STRING;
|
|
|
4130 rettv->vval.v_string = string;
|
|
7
|
4131 }
|
|
|
4132
|
|
|
4133 return OK;
|
|
|
4134 }
|
|
|
4135
|
|
|
4136 /*
|
|
|
4137 * Array with names and number of arguments of all internal functions
|
|
|
4138 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
4139 */
|
|
|
4140 static struct fst
|
|
|
4141 {
|
|
|
4142 char *f_name; /* function name */
|
|
|
4143 char f_min_argc; /* minimal number of arguments */
|
|
|
4144 char f_max_argc; /* maximal number of arguments */
|
|
56
|
4145 void (*f_func) __ARGS((typeval *args, typeval *rvar));
|
|
|
4146 /* implemenation of function */
|
|
7
|
4147 } functions[] =
|
|
|
4148 {
|
|
83
|
4149 {"add", 2, 2, f_add},
|
|
7
|
4150 {"append", 2, 2, f_append},
|
|
|
4151 {"argc", 0, 0, f_argc},
|
|
|
4152 {"argidx", 0, 0, f_argidx},
|
|
|
4153 {"argv", 1, 1, f_argv},
|
|
|
4154 {"browse", 4, 4, f_browse},
|
|
29
|
4155 {"browsedir", 2, 2, f_browsedir},
|
|
7
|
4156 {"bufexists", 1, 1, f_bufexists},
|
|
|
4157 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
4158 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
4159 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
4160 {"buflisted", 1, 1, f_buflisted},
|
|
|
4161 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
4162 {"bufname", 1, 1, f_bufname},
|
|
|
4163 {"bufnr", 1, 1, f_bufnr},
|
|
|
4164 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
4165 {"byte2line", 1, 1, f_byte2line},
|
|
18
|
4166 {"byteidx", 2, 2, f_byteidx},
|
|
80
|
4167 {"call", 2, 2, f_call},
|
|
7
|
4168 {"char2nr", 1, 1, f_char2nr},
|
|
|
4169 {"cindent", 1, 1, f_cindent},
|
|
|
4170 {"col", 1, 1, f_col},
|
|
|
4171 {"confirm", 1, 4, f_confirm},
|
|
56
|
4172 {"copy", 1, 1, f_copy},
|
|
80
|
4173 {"count", 2, 3, f_count},
|
|
7
|
4174 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
4175 {"cursor", 2, 2, f_cursor},
|
|
56
|
4176 {"deepcopy", 1, 1, f_deepcopy},
|
|
7
|
4177 {"delete", 1, 1, f_delete},
|
|
|
4178 {"did_filetype", 0, 0, f_did_filetype},
|
|
32
|
4179 {"diff_filler", 1, 1, f_diff_filler},
|
|
|
4180 {"diff_hlID", 2, 2, f_diff_hlID},
|
|
7
|
4181 {"escape", 2, 2, f_escape},
|
|
|
4182 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
4183 {"executable", 1, 1, f_executable},
|
|
|
4184 {"exists", 1, 1, f_exists},
|
|
|
4185 {"expand", 1, 2, f_expand},
|
|
80
|
4186 {"extend", 2, 3, f_extend},
|
|
7
|
4187 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
4188 {"filereadable", 1, 1, f_filereadable},
|
|
|
4189 {"filewritable", 1, 1, f_filewritable},
|
|
19
|
4190 {"finddir", 1, 3, f_finddir},
|
|
|
4191 {"findfile", 1, 3, f_findfile},
|
|
7
|
4192 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
4193 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
4194 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
4195 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
4196 {"foldtext", 0, 0, f_foldtext},
|
|
29
|
4197 {"foldtextresult", 1, 1, f_foldtextresult},
|
|
7
|
4198 {"foreground", 0, 0, f_foreground},
|
|
56
|
4199 {"function", 1, 1, f_function},
|
|
83
|
4200 {"get", 2, 3, f_get},
|
|
7
|
4201 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
4202 {"getchar", 0, 1, f_getchar},
|
|
|
4203 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
4204 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
4205 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
4206 {"getcwd", 0, 0, f_getcwd},
|
|
38
|
4207 {"getfontname", 0, 1, f_getfontname},
|
|
20
|
4208 {"getfperm", 1, 1, f_getfperm},
|
|
7
|
4209 {"getfsize", 1, 1, f_getfsize},
|
|
|
4210 {"getftime", 1, 1, f_getftime},
|
|
20
|
4211 {"getftype", 1, 1, f_getftype},
|
|
83
|
4212 {"getline", 1, 2, f_getline},
|
|
7
|
4213 {"getreg", 0, 1, f_getreg},
|
|
|
4214 {"getregtype", 0, 1, f_getregtype},
|
|
|
4215 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
4216 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
4217 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
4218 {"glob", 1, 1, f_glob},
|
|
|
4219 {"globpath", 2, 2, f_globpath},
|
|
|
4220 {"has", 1, 1, f_has},
|
|
|
4221 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
4222 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
4223 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
4224 {"histadd", 2, 2, f_histadd},
|
|
|
4225 {"histdel", 1, 2, f_histdel},
|
|
|
4226 {"histget", 1, 2, f_histget},
|
|
|
4227 {"histnr", 1, 1, f_histnr},
|
|
|
4228 {"hlID", 1, 1, f_hlID},
|
|
|
4229 {"hlexists", 1, 1, f_hlexists},
|
|
|
4230 {"hostname", 0, 0, f_hostname},
|
|
|
4231 {"iconv", 3, 3, f_iconv},
|
|
|
4232 {"indent", 1, 1, f_indent},
|
|
80
|
4233 {"index", 2, 3, f_index},
|
|
7
|
4234 {"input", 1, 2, f_input},
|
|
|
4235 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
4236 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
4237 {"inputsave", 0, 0, f_inputsave},
|
|
|
4238 {"inputsecret", 1, 2, f_inputsecret},
|
|
56
|
4239 {"insert", 2, 3, f_insert},
|
|
7
|
4240 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
4241 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
56
|
4242 {"len", 1, 1, f_len},
|
|
7
|
4243 {"libcall", 3, 3, f_libcall},
|
|
|
4244 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
4245 {"line", 1, 1, f_line},
|
|
|
4246 {"line2byte", 1, 1, f_line2byte},
|
|
|
4247 {"lispindent", 1, 1, f_lispindent},
|
|
|
4248 {"localtime", 0, 0, f_localtime},
|
|
|
4249 {"maparg", 1, 2, f_maparg},
|
|
|
4250 {"mapcheck", 1, 2, f_mapcheck},
|
|
19
|
4251 {"match", 2, 4, f_match},
|
|
|
4252 {"matchend", 2, 4, f_matchend},
|
|
|
4253 {"matchstr", 2, 4, f_matchstr},
|
|
7
|
4254 {"mode", 0, 0, f_mode},
|
|
|
4255 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
4256 {"nr2char", 1, 1, f_nr2char},
|
|
|
4257 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
4258 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
4259 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
4260 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
4261 {"remote_read", 1, 1, f_remote_read},
|
|
|
4262 {"remote_send", 2, 3, f_remote_send},
|
|
80
|
4263 {"remove", 2, 3, f_remove},
|
|
7
|
4264 {"rename", 2, 2, f_rename},
|
|
18
|
4265 {"repeat", 2, 2, f_repeat},
|
|
7
|
4266 {"resolve", 1, 1, f_resolve},
|
|
83
|
4267 {"reverse", 1, 1, f_reverse},
|
|
7
|
4268 {"search", 1, 2, f_search},
|
|
|
4269 {"searchpair", 3, 5, f_searchpair},
|
|
|
4270 {"server2client", 2, 2, f_server2client},
|
|
|
4271 {"serverlist", 0, 0, f_serverlist},
|
|
|
4272 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
4273 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
4274 {"setline", 2, 2, f_setline},
|
|
|
4275 {"setreg", 2, 3, f_setreg},
|
|
|
4276 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
4277 {"simplify", 1, 1, f_simplify},
|
|
83
|
4278 {"sort", 1, 2, f_sort},
|
|
|
4279 {"str2list", 1, 2, f_str2list},
|
|
7
|
4280 #ifdef HAVE_STRFTIME
|
|
|
4281 {"strftime", 1, 2, f_strftime},
|
|
|
4282 #endif
|
|
|
4283 {"stridx", 2, 2, f_stridx},
|
|
56
|
4284 {"string", 1, 1, f_string},
|
|
7
|
4285 {"strlen", 1, 1, f_strlen},
|
|
|
4286 {"strpart", 2, 3, f_strpart},
|
|
|
4287 {"strridx", 2, 2, f_strridx},
|
|
|
4288 {"strtrans", 1, 1, f_strtrans},
|
|
|
4289 {"submatch", 1, 1, f_submatch},
|
|
|
4290 {"substitute", 4, 4, f_substitute},
|
|
|
4291 {"synID", 3, 3, f_synID},
|
|
|
4292 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
4293 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
24
|
4294 {"system", 1, 2, f_system},
|
|
7
|
4295 {"tempname", 0, 0, f_tempname},
|
|
|
4296 {"tolower", 1, 1, f_tolower},
|
|
|
4297 {"toupper", 1, 1, f_toupper},
|
|
15
|
4298 {"tr", 3, 3, f_tr},
|
|
7
|
4299 {"type", 1, 1, f_type},
|
|
|
4300 {"virtcol", 1, 1, f_virtcol},
|
|
|
4301 {"visualmode", 0, 1, f_visualmode},
|
|
|
4302 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
4303 {"wincol", 0, 0, f_wincol},
|
|
|
4304 {"winheight", 1, 1, f_winheight},
|
|
|
4305 {"winline", 0, 0, f_winline},
|
|
20
|
4306 {"winnr", 0, 1, f_winnr},
|
|
7
|
4307 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
4308 {"winwidth", 1, 1, f_winwidth},
|
|
|
4309 };
|
|
|
4310
|
|
|
4311 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
4312
|
|
|
4313 /*
|
|
|
4314 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
4315 * or user defined function names.
|
|
|
4316 */
|
|
|
4317 char_u *
|
|
|
4318 get_function_name(xp, idx)
|
|
|
4319 expand_T *xp;
|
|
|
4320 int idx;
|
|
|
4321 {
|
|
|
4322 static int intidx = -1;
|
|
|
4323 char_u *name;
|
|
|
4324
|
|
|
4325 if (idx == 0)
|
|
|
4326 intidx = -1;
|
|
|
4327 if (intidx < 0)
|
|
|
4328 {
|
|
|
4329 name = get_user_func_name(xp, idx);
|
|
|
4330 if (name != NULL)
|
|
|
4331 return name;
|
|
|
4332 }
|
|
|
4333 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
4334 {
|
|
|
4335 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
4336 STRCAT(IObuff, "(");
|
|
|
4337 if (functions[intidx].f_max_argc == 0)
|
|
|
4338 STRCAT(IObuff, ")");
|
|
|
4339 return IObuff;
|
|
|
4340 }
|
|
|
4341
|
|
|
4342 return NULL;
|
|
|
4343 }
|
|
|
4344
|
|
|
4345 /*
|
|
|
4346 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
4347 * user defined variable or function names.
|
|
|
4348 */
|
|
|
4349 /*ARGSUSED*/
|
|
|
4350 char_u *
|
|
|
4351 get_expr_name(xp, idx)
|
|
|
4352 expand_T *xp;
|
|
|
4353 int idx;
|
|
|
4354 {
|
|
|
4355 static int intidx = -1;
|
|
|
4356 char_u *name;
|
|
|
4357
|
|
|
4358 if (idx == 0)
|
|
|
4359 intidx = -1;
|
|
|
4360 if (intidx < 0)
|
|
|
4361 {
|
|
|
4362 name = get_function_name(xp, idx);
|
|
|
4363 if (name != NULL)
|
|
|
4364 return name;
|
|
|
4365 }
|
|
|
4366 return get_user_var_name(xp, ++intidx);
|
|
|
4367 }
|
|
|
4368
|
|
|
4369 #endif /* FEAT_CMDL_COMPL */
|
|
|
4370
|
|
|
4371 /*
|
|
|
4372 * Find internal function in table above.
|
|
|
4373 * Return index, or -1 if not found
|
|
|
4374 */
|
|
|
4375 static int
|
|
|
4376 find_internal_func(name)
|
|
|
4377 char_u *name; /* name of the function */
|
|
|
4378 {
|
|
|
4379 int first = 0;
|
|
|
4380 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
4381 int cmp;
|
|
|
4382 int x;
|
|
|
4383
|
|
|
4384 /*
|
|
|
4385 * Find the function name in the table. Binary search.
|
|
|
4386 */
|
|
|
4387 while (first <= last)
|
|
|
4388 {
|
|
|
4389 x = first + ((unsigned)(last - first) >> 1);
|
|
|
4390 cmp = STRCMP(name, functions[x].f_name);
|
|
|
4391 if (cmp < 0)
|
|
|
4392 last = x - 1;
|
|
|
4393 else if (cmp > 0)
|
|
|
4394 first = x + 1;
|
|
|
4395 else
|
|
|
4396 return x;
|
|
|
4397 }
|
|
|
4398 return -1;
|
|
|
4399 }
|
|
|
4400
|
|
|
4401 /*
|
|
56
|
4402 * Check if "name" is a variable of type VAR_FUNC. If so, return the function
|
|
|
4403 * name it contains, otherwise return "name".
|
|
|
4404 */
|
|
|
4405 static char_u *
|
|
|
4406 deref_func_name(name, lenp)
|
|
|
4407 char_u *name;
|
|
|
4408 int *lenp;
|
|
|
4409 {
|
|
|
4410 VAR v;
|
|
|
4411 int cc;
|
|
|
4412
|
|
|
4413 cc = name[*lenp];
|
|
|
4414 name[*lenp] = NUL;
|
|
|
4415 v = find_var(name, FALSE);
|
|
|
4416 name[*lenp] = cc;
|
|
|
4417 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
4418 {
|
|
|
4419 if (v->tv.vval.v_string == NULL)
|
|
|
4420 {
|
|
|
4421 *lenp = 0;
|
|
|
4422 return (char_u *)""; /* just in case */
|
|
|
4423 }
|
|
|
4424 *lenp = STRLEN(v->tv.vval.v_string);
|
|
|
4425 return v->tv.vval.v_string;
|
|
|
4426 }
|
|
|
4427
|
|
|
4428 return name;
|
|
|
4429 }
|
|
|
4430
|
|
|
4431 /*
|
|
7
|
4432 * Allocate a variable for the result of a function.
|
|
|
4433 * Return OK or FAIL.
|
|
|
4434 */
|
|
|
4435 static int
|
|
71
|
4436 get_func_tv(name, len, rettv, arg, firstline, lastline, doesrange, evaluate)
|
|
7
|
4437 char_u *name; /* name of the function */
|
|
|
4438 int len; /* length of "name" */
|
|
71
|
4439 typeval *rettv;
|
|
7
|
4440 char_u **arg; /* argument, pointing to the '(' */
|
|
|
4441 linenr_T firstline; /* first line of range */
|
|
|
4442 linenr_T lastline; /* last line of range */
|
|
|
4443 int *doesrange; /* return: function handled range */
|
|
|
4444 int evaluate;
|
|
|
4445 {
|
|
|
4446 char_u *argp;
|
|
|
4447 int ret = OK;
|
|
|
4448 #define MAX_FUNC_ARGS 20
|
|
56
|
4449 typeval argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
7
|
4450 int argcount = 0; /* number of arguments found */
|
|
|
4451
|
|
|
4452 /*
|
|
|
4453 * Get the arguments.
|
|
|
4454 */
|
|
|
4455 argp = *arg;
|
|
|
4456 while (argcount < MAX_FUNC_ARGS)
|
|
|
4457 {
|
|
|
4458 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
4459 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
4460 break;
|
|
|
4461 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
4462 {
|
|
|
4463 ret = FAIL;
|
|
|
4464 break;
|
|
|
4465 }
|
|
|
4466 ++argcount;
|
|
|
4467 if (*argp != ',')
|
|
|
4468 break;
|
|
|
4469 }
|
|
|
4470 if (*argp == ')')
|
|
|
4471 ++argp;
|
|
|
4472 else
|
|
|
4473 ret = FAIL;
|
|
|
4474
|
|
|
4475 if (ret == OK)
|
|
71
|
4476 ret = call_func(name, len, rettv, argcount, argvars,
|
|
7
|
4477 firstline, lastline, doesrange, evaluate);
|
|
|
4478 else if (!aborting())
|
|
|
4479 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
4480
|
|
|
4481 while (--argcount >= 0)
|
|
71
|
4482 clear_tv(&argvars[argcount]);
|
|
7
|
4483
|
|
|
4484 *arg = skipwhite(argp);
|
|
|
4485 return ret;
|
|
|
4486 }
|
|
|
4487
|
|
|
4488
|
|
|
4489 /*
|
|
|
4490 * Call a function with its resolved parameters
|
|
|
4491 * Return OK or FAIL.
|
|
|
4492 */
|
|
|
4493 static int
|
|
71
|
4494 call_func(name, len, rettv, argcount, argvars, firstline, lastline,
|
|
7
|
4495 doesrange, evaluate)
|
|
|
4496 char_u *name; /* name of the function */
|
|
|
4497 int len; /* length of "name" */
|
|
71
|
4498 typeval *rettv; /* return value goes here */
|
|
7
|
4499 int argcount; /* number of "argvars" */
|
|
56
|
4500 typeval *argvars; /* vars for arguments */
|
|
7
|
4501 linenr_T firstline; /* first line of range */
|
|
|
4502 linenr_T lastline; /* last line of range */
|
|
|
4503 int *doesrange; /* return: function handled range */
|
|
|
4504 int evaluate;
|
|
|
4505 {
|
|
|
4506 int ret = FAIL;
|
|
|
4507 static char *errors[] =
|
|
|
4508 {N_("E117: Unknown function: %s"),
|
|
|
4509 N_("E118: Too many arguments for function: %s"),
|
|
|
4510 N_("E119: Not enough arguments for function: %s"),
|
|
|
4511 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
4512 };
|
|
|
4513 #define ERROR_UNKNOWN 0
|
|
|
4514 #define ERROR_TOOMANY 1
|
|
|
4515 #define ERROR_TOOFEW 2
|
|
|
4516 #define ERROR_SCRIPT 3
|
|
|
4517 #define ERROR_NONE 4
|
|
|
4518 #define ERROR_OTHER 5
|
|
|
4519 int error = ERROR_NONE;
|
|
|
4520 int i;
|
|
|
4521 int llen;
|
|
|
4522 ufunc_T *fp;
|
|
|
4523 int cc;
|
|
|
4524 #define FLEN_FIXED 40
|
|
|
4525 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
4526 char_u *fname;
|
|
|
4527
|
|
|
4528 /*
|
|
|
4529 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
4530 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
4531 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
4532 */
|
|
|
4533 cc = name[len];
|
|
|
4534 name[len] = NUL;
|
|
|
4535 llen = eval_fname_script(name);
|
|
|
4536 if (llen > 0)
|
|
|
4537 {
|
|
|
4538 fname_buf[0] = K_SPECIAL;
|
|
|
4539 fname_buf[1] = KS_EXTRA;
|
|
|
4540 fname_buf[2] = (int)KE_SNR;
|
|
|
4541 i = 3;
|
|
|
4542 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
4543 {
|
|
|
4544 if (current_SID <= 0)
|
|
|
4545 error = ERROR_SCRIPT;
|
|
|
4546 else
|
|
|
4547 {
|
|
|
4548 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
4549 i = (int)STRLEN(fname_buf);
|
|
|
4550 }
|
|
|
4551 }
|
|
|
4552 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
4553 {
|
|
|
4554 STRCPY(fname_buf + i, name + llen);
|
|
|
4555 fname = fname_buf;
|
|
|
4556 }
|
|
|
4557 else
|
|
|
4558 {
|
|
|
4559 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
4560 if (fname == NULL)
|
|
|
4561 error = ERROR_OTHER;
|
|
|
4562 else
|
|
|
4563 {
|
|
|
4564 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
4565 STRCPY(fname + i, name + llen);
|
|
|
4566 }
|
|
|
4567 }
|
|
|
4568 }
|
|
|
4569 else
|
|
|
4570 fname = name;
|
|
|
4571
|
|
|
4572 *doesrange = FALSE;
|
|
|
4573
|
|
|
4574
|
|
|
4575 /* execute the function if no errors detected and executing */
|
|
|
4576 if (evaluate && error == ERROR_NONE)
|
|
|
4577 {
|
|
71
|
4578 rettv->v_type = VAR_NUMBER; /* default is number rettv */
|
|
7
|
4579 error = ERROR_UNKNOWN;
|
|
|
4580
|
|
|
4581 if (!ASCII_ISLOWER(fname[0]))
|
|
|
4582 {
|
|
|
4583 /*
|
|
|
4584 * User defined function.
|
|
|
4585 */
|
|
|
4586 fp = find_func(fname);
|
|
|
4587 #ifdef FEAT_AUTOCMD
|
|
|
4588 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
4589 fname, fname, TRUE, NULL)
|
|
|
4590 #ifdef FEAT_EVAL
|
|
|
4591 && !aborting()
|
|
|
4592 #endif
|
|
|
4593 )
|
|
|
4594 {
|
|
|
4595 /* executed an autocommand, search for function again */
|
|
|
4596 fp = find_func(fname);
|
|
|
4597 }
|
|
|
4598 #endif
|
|
|
4599 if (fp != NULL)
|
|
|
4600 {
|
|
|
4601 if (fp->flags & FC_RANGE)
|
|
|
4602 *doesrange = TRUE;
|
|
|
4603 if (argcount < fp->args.ga_len)
|
|
|
4604 error = ERROR_TOOFEW;
|
|
|
4605 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
4606 error = ERROR_TOOMANY;
|
|
|
4607 else
|
|
|
4608 {
|
|
|
4609 /*
|
|
|
4610 * Call the user function.
|
|
|
4611 * Save and restore search patterns, script variables and
|
|
|
4612 * redo buffer.
|
|
|
4613 */
|
|
|
4614 save_search_patterns();
|
|
|
4615 saveRedobuff();
|
|
|
4616 ++fp->calls;
|
|
71
|
4617 call_user_func(fp, argcount, argvars, rettv,
|
|
7
|
4618 firstline, lastline);
|
|
|
4619 --fp->calls;
|
|
|
4620 restoreRedobuff();
|
|
|
4621 restore_search_patterns();
|
|
|
4622 error = ERROR_NONE;
|
|
|
4623 }
|
|
|
4624 }
|
|
|
4625 }
|
|
|
4626 else
|
|
|
4627 {
|
|
|
4628 /*
|
|
|
4629 * Find the function name in the table, call its implementation.
|
|
|
4630 */
|
|
|
4631 i = find_internal_func(fname);
|
|
|
4632 if (i >= 0)
|
|
|
4633 {
|
|
|
4634 if (argcount < functions[i].f_min_argc)
|
|
|
4635 error = ERROR_TOOFEW;
|
|
|
4636 else if (argcount > functions[i].f_max_argc)
|
|
|
4637 error = ERROR_TOOMANY;
|
|
|
4638 else
|
|
|
4639 {
|
|
56
|
4640 argvars[argcount].v_type = VAR_UNKNOWN;
|
|
71
|
4641 functions[i].f_func(argvars, rettv);
|
|
7
|
4642 error = ERROR_NONE;
|
|
|
4643 }
|
|
|
4644 }
|
|
|
4645 }
|
|
|
4646 /*
|
|
|
4647 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
4648 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
4649 * exception that has not been caught so far. This situation can be
|
|
|
4650 * tested for by calling aborting(). For an error in an internal
|
|
|
4651 * function or for the "E132" error in call_user_func(), however, the
|
|
|
4652 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
4653 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
4654 * update that flag first to make aborting() reliable.
|
|
|
4655 */
|
|
|
4656 update_force_abort();
|
|
|
4657 }
|
|
|
4658 if (error == ERROR_NONE)
|
|
|
4659 ret = OK;
|
|
|
4660
|
|
|
4661 /*
|
|
|
4662 * Report an error unless the argument evaluation or function call has been
|
|
|
4663 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
4664 */
|
|
|
4665 if (error < ERROR_NONE && !aborting())
|
|
|
4666 EMSG2((char_u *)_(errors[error]), name);
|
|
|
4667
|
|
|
4668 name[len] = cc;
|
|
|
4669 if (fname != name && fname != fname_buf)
|
|
|
4670 vim_free(fname);
|
|
|
4671
|
|
|
4672 return ret;
|
|
|
4673 }
|
|
|
4674
|
|
|
4675 /*********************************************
|
|
|
4676 * Implementation of the built-in functions
|
|
|
4677 */
|
|
|
4678
|
|
|
4679 /*
|
|
83
|
4680 * "add(list, item)" function
|
|
|
4681 */
|
|
|
4682 static void
|
|
|
4683 f_add(argvars, rettv)
|
|
|
4684 typeval *argvars;
|
|
|
4685 typeval *rettv;
|
|
|
4686 {
|
|
80
|
4687 listvar *l;
|
|
7
|
4688
|
|
71
|
4689 rettv->vval.v_number = 1; /* Default: Failed */
|
|
56
|
4690 if (argvars[0].v_type == VAR_LIST)
|
|
|
4691 {
|
|
80
|
4692 l = argvars[0].vval.v_list;
|
|
|
4693 if (l != NULL && list_append_tv(l, &argvars[1]) == OK)
|
|
71
|
4694 copy_tv(&argvars[0], rettv);
|
|
83
|
4695 }
|
|
|
4696 else
|
|
|
4697 EMSG(_(e_listreq));
|
|
|
4698 }
|
|
|
4699
|
|
|
4700 /*
|
|
|
4701 * "append(lnum, string/list)" function
|
|
|
4702 */
|
|
|
4703 static void
|
|
|
4704 f_append(argvars, rettv)
|
|
|
4705 typeval *argvars;
|
|
|
4706 typeval *rettv;
|
|
|
4707 {
|
|
|
4708 long lnum;
|
|
|
4709 listvar *l = NULL;
|
|
|
4710 listitem *li = NULL;
|
|
|
4711 typeval *tv;
|
|
|
4712 long added = 0;
|
|
|
4713
|
|
|
4714 rettv->vval.v_number = 1; /* Default: Failed */
|
|
|
4715 lnum = get_tv_lnum(argvars);
|
|
|
4716 if (lnum >= 0
|
|
|
4717 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
4718 && u_save(lnum, lnum + 1) == OK)
|
|
|
4719 {
|
|
|
4720 if (argvars[1].v_type == VAR_LIST)
|
|
|
4721 {
|
|
|
4722 l = argvars[1].vval.v_list;
|
|
|
4723 if (l == NULL)
|
|
|
4724 return;
|
|
|
4725 li = l->lv_first;
|
|
|
4726 }
|
|
|
4727 for (;;)
|
|
|
4728 {
|
|
|
4729 if (l == NULL)
|
|
|
4730 tv = &argvars[1]; /* append a string */
|
|
|
4731 else if (li == NULL)
|
|
|
4732 break; /* end of list */
|
|
|
4733 else
|
|
|
4734 tv = &li->li_tv; /* append item from list */
|
|
|
4735 ml_append(lnum + added, get_tv_string(tv), (colnr_T)0, FALSE);
|
|
|
4736 ++added;
|
|
|
4737 if (l == NULL)
|
|
|
4738 break;
|
|
|
4739 li = li->li_next;
|
|
|
4740 }
|
|
|
4741
|
|
|
4742 appended_lines_mark(lnum, added);
|
|
|
4743 if (curwin->w_cursor.lnum > lnum)
|
|
|
4744 curwin->w_cursor.lnum += added;
|
|
|
4745 rettv->vval.v_number = 0; /* Success */
|
|
7
|
4746 }
|
|
|
4747 }
|
|
|
4748
|
|
|
4749 /*
|
|
|
4750 * "argc()" function
|
|
|
4751 */
|
|
|
4752 /* ARGSUSED */
|
|
|
4753 static void
|
|
71
|
4754 f_argc(argvars, rettv)
|
|
|
4755 typeval *argvars;
|
|
|
4756 typeval *rettv;
|
|
|
4757 {
|
|
|
4758 rettv->vval.v_number = ARGCOUNT;
|
|
7
|
4759 }
|
|
|
4760
|
|
|
4761 /*
|
|
|
4762 * "argidx()" function
|
|
|
4763 */
|
|
|
4764 /* ARGSUSED */
|
|
|
4765 static void
|
|
71
|
4766 f_argidx(argvars, rettv)
|
|
|
4767 typeval *argvars;
|
|
|
4768 typeval *rettv;
|
|
|
4769 {
|
|
|
4770 rettv->vval.v_number = curwin->w_arg_idx;
|
|
7
|
4771 }
|
|
|
4772
|
|
|
4773 /*
|
|
|
4774 * "argv(nr)" function
|
|
|
4775 */
|
|
|
4776 static void
|
|
71
|
4777 f_argv(argvars, rettv)
|
|
|
4778 typeval *argvars;
|
|
|
4779 typeval *rettv;
|
|
7
|
4780 {
|
|
|
4781 int idx;
|
|
|
4782
|
|
71
|
4783 idx = get_tv_number(&argvars[0]);
|
|
7
|
4784 if (idx >= 0 && idx < ARGCOUNT)
|
|
71
|
4785 rettv->vval.v_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
4786 else
|
|
|
4787 rettv->vval.v_string = NULL;
|
|
|
4788 rettv->v_type = VAR_STRING;
|
|
7
|
4789 }
|
|
|
4790
|
|
|
4791 /*
|
|
|
4792 * "browse(save, title, initdir, default)" function
|
|
|
4793 */
|
|
|
4794 /* ARGSUSED */
|
|
|
4795 static void
|
|
71
|
4796 f_browse(argvars, rettv)
|
|
|
4797 typeval *argvars;
|
|
|
4798 typeval *rettv;
|
|
7
|
4799 {
|
|
|
4800 #ifdef FEAT_BROWSE
|
|
|
4801 int save;
|
|
|
4802 char_u *title;
|
|
|
4803 char_u *initdir;
|
|
|
4804 char_u *defname;
|
|
|
4805 char_u buf[NUMBUFLEN];
|
|
|
4806 char_u buf2[NUMBUFLEN];
|
|
|
4807
|
|
71
|
4808 save = get_tv_number(&argvars[0]);
|
|
|
4809 title = get_tv_string(&argvars[1]);
|
|
|
4810 initdir = get_tv_string_buf(&argvars[2], buf);
|
|
|
4811 defname = get_tv_string_buf(&argvars[3], buf2);
|
|
|
4812
|
|
|
4813 rettv->vval.v_string =
|
|
29
|
4814 do_browse(save ? BROWSE_SAVE : 0,
|
|
|
4815 title, defname, NULL, initdir, NULL, curbuf);
|
|
|
4816 #else
|
|
71
|
4817 rettv->vval.v_string = NULL;
|
|
|
4818 #endif
|
|
|
4819 rettv->v_type = VAR_STRING;
|
|
29
|
4820 }
|
|
|
4821
|
|
|
4822 /*
|
|
|
4823 * "browsedir(title, initdir)" function
|
|
|
4824 */
|
|
|
4825 /* ARGSUSED */
|
|
|
4826 static void
|
|
71
|
4827 f_browsedir(argvars, rettv)
|
|
|
4828 typeval *argvars;
|
|
|
4829 typeval *rettv;
|
|
29
|
4830 {
|
|
|
4831 #ifdef FEAT_BROWSE
|
|
|
4832 char_u *title;
|
|
|
4833 char_u *initdir;
|
|
|
4834 char_u buf[NUMBUFLEN];
|
|
|
4835
|
|
71
|
4836 title = get_tv_string(&argvars[0]);
|
|
|
4837 initdir = get_tv_string_buf(&argvars[1], buf);
|
|
|
4838
|
|
|
4839 rettv->vval.v_string = do_browse(BROWSE_DIR,
|
|
29
|
4840 title, NULL, NULL, initdir, NULL, curbuf);
|
|
7
|
4841 #else
|
|
71
|
4842 rettv->vval.v_string = NULL;
|
|
|
4843 #endif
|
|
|
4844 rettv->v_type = VAR_STRING;
|
|
7
|
4845 }
|
|
|
4846
|
|
83
|
4847 static buf_T *find_buffer __ARGS((typeval *avar));
|
|
|
4848
|
|
7
|
4849 /*
|
|
|
4850 * Find a buffer by number or exact name.
|
|
|
4851 */
|
|
|
4852 static buf_T *
|
|
|
4853 find_buffer(avar)
|
|
56
|
4854 typeval *avar;
|
|
7
|
4855 {
|
|
|
4856 buf_T *buf = NULL;
|
|
|
4857
|
|
56
|
4858 if (avar->v_type == VAR_NUMBER)
|
|
|
4859 buf = buflist_findnr((int)avar->vval.v_number);
|
|
|
4860 else if (avar->vval.v_string != NULL)
|
|
|
4861 {
|
|
|
4862 buf = buflist_findname_exp(avar->vval.v_string);
|
|
9
|
4863 if (buf == NULL)
|
|
|
4864 {
|
|
|
4865 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
4866 * buffer, these don't use the full path. */
|
|
|
4867 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
4868 if (buf->b_fname != NULL
|
|
|
4869 && (path_with_url(buf->b_fname)
|
|
|
4870 #ifdef FEAT_QUICKFIX
|
|
|
4871 || bt_nofile(buf)
|
|
|
4872 #endif
|
|
|
4873 )
|
|
56
|
4874 && STRCMP(buf->b_fname, avar->vval.v_string) == 0)
|
|
9
|
4875 break;
|
|
|
4876 }
|
|
7
|
4877 }
|
|
|
4878 return buf;
|
|
|
4879 }
|
|
|
4880
|
|
|
4881 /*
|
|
|
4882 * "bufexists(expr)" function
|
|
|
4883 */
|
|
|
4884 static void
|
|
71
|
4885 f_bufexists(argvars, rettv)
|
|
|
4886 typeval *argvars;
|
|
|
4887 typeval *rettv;
|
|
|
4888 {
|
|
|
4889 rettv->vval.v_number = (find_buffer(&argvars[0]) != NULL);
|
|
7
|
4890 }
|
|
|
4891
|
|
|
4892 /*
|
|
|
4893 * "buflisted(expr)" function
|
|
|
4894 */
|
|
|
4895 static void
|
|
71
|
4896 f_buflisted(argvars, rettv)
|
|
|
4897 typeval *argvars;
|
|
|
4898 typeval *rettv;
|
|
7
|
4899 {
|
|
|
4900 buf_T *buf;
|
|
|
4901
|
|
|
4902 buf = find_buffer(&argvars[0]);
|
|
71
|
4903 rettv->vval.v_number = (buf != NULL && buf->b_p_bl);
|
|
7
|
4904 }
|
|
|
4905
|
|
|
4906 /*
|
|
|
4907 * "bufloaded(expr)" function
|
|
|
4908 */
|
|
|
4909 static void
|
|
71
|
4910 f_bufloaded(argvars, rettv)
|
|
|
4911 typeval *argvars;
|
|
|
4912 typeval *rettv;
|
|
7
|
4913 {
|
|
|
4914 buf_T *buf;
|
|
|
4915
|
|
|
4916 buf = find_buffer(&argvars[0]);
|
|
71
|
4917 rettv->vval.v_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
7
|
4918 }
|
|
|
4919
|
|
83
|
4920 static buf_T *get_buf_tv __ARGS((typeval *tv));
|
|
|
4921
|
|
7
|
4922 /*
|
|
|
4923 * Get buffer by number or pattern.
|
|
|
4924 */
|
|
|
4925 static buf_T *
|
|
71
|
4926 get_buf_tv(tv)
|
|
|
4927 typeval *tv;
|
|
|
4928 {
|
|
|
4929 char_u *name = tv->vval.v_string;
|
|
7
|
4930 int save_magic;
|
|
|
4931 char_u *save_cpo;
|
|
|
4932 buf_T *buf;
|
|
|
4933
|
|
71
|
4934 if (tv->v_type == VAR_NUMBER)
|
|
|
4935 return buflist_findnr((int)tv->vval.v_number);
|
|
7
|
4936 if (name == NULL || *name == NUL)
|
|
|
4937 return curbuf;
|
|
|
4938 if (name[0] == '$' && name[1] == NUL)
|
|
|
4939 return lastbuf;
|
|
|
4940
|
|
|
4941 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
4942 save_magic = p_magic;
|
|
|
4943 p_magic = TRUE;
|
|
|
4944 save_cpo = p_cpo;
|
|
|
4945 p_cpo = (char_u *)"";
|
|
|
4946
|
|
|
4947 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
4948 TRUE, FALSE));
|
|
|
4949
|
|
|
4950 p_magic = save_magic;
|
|
|
4951 p_cpo = save_cpo;
|
|
|
4952
|
|
|
4953 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
4954 if (buf == NULL)
|
|
71
|
4955 buf = find_buffer(tv);
|
|
7
|
4956
|
|
|
4957 return buf;
|
|
|
4958 }
|
|
|
4959
|
|
|
4960 /*
|
|
|
4961 * "bufname(expr)" function
|
|
|
4962 */
|
|
|
4963 static void
|
|
71
|
4964 f_bufname(argvars, rettv)
|
|
|
4965 typeval *argvars;
|
|
|
4966 typeval *rettv;
|
|
7
|
4967 {
|
|
|
4968 buf_T *buf;
|
|
|
4969
|
|
|
4970 ++emsg_off;
|
|
71
|
4971 buf = get_buf_tv(&argvars[0]);
|
|
|
4972 rettv->v_type = VAR_STRING;
|
|
7
|
4973 if (buf != NULL && buf->b_fname != NULL)
|
|
71
|
4974 rettv->vval.v_string = vim_strsave(buf->b_fname);
|
|
|
4975 else
|
|
|
4976 rettv->vval.v_string = NULL;
|
|
7
|
4977 --emsg_off;
|
|
|
4978 }
|
|
|
4979
|
|
|
4980 /*
|
|
|
4981 * "bufnr(expr)" function
|
|
|
4982 */
|
|
|
4983 static void
|
|
71
|
4984 f_bufnr(argvars, rettv)
|
|
|
4985 typeval *argvars;
|
|
|
4986 typeval *rettv;
|
|
7
|
4987 {
|
|
|
4988 buf_T *buf;
|
|
|
4989
|
|
|
4990 ++emsg_off;
|
|
71
|
4991 buf = get_buf_tv(&argvars[0]);
|
|
7
|
4992 if (buf != NULL)
|
|
71
|
4993 rettv->vval.v_number = buf->b_fnum;
|
|
|
4994 else
|
|
|
4995 rettv->vval.v_number = -1;
|
|
7
|
4996 --emsg_off;
|
|
|
4997 }
|
|
|
4998
|
|
|
4999 /*
|
|
|
5000 * "bufwinnr(nr)" function
|
|
|
5001 */
|
|
|
5002 static void
|
|
71
|
5003 f_bufwinnr(argvars, rettv)
|
|
|
5004 typeval *argvars;
|
|
|
5005 typeval *rettv;
|
|
7
|
5006 {
|
|
|
5007 #ifdef FEAT_WINDOWS
|
|
|
5008 win_T *wp;
|
|
|
5009 int winnr = 0;
|
|
|
5010 #endif
|
|
|
5011 buf_T *buf;
|
|
|
5012
|
|
|
5013 ++emsg_off;
|
|
71
|
5014 buf = get_buf_tv(&argvars[0]);
|
|
7
|
5015 #ifdef FEAT_WINDOWS
|
|
|
5016 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
5017 {
|
|
|
5018 ++winnr;
|
|
|
5019 if (wp->w_buffer == buf)
|
|
|
5020 break;
|
|
|
5021 }
|
|
71
|
5022 rettv->vval.v_number = (wp != NULL ? winnr : -1);
|
|
7
|
5023 #else
|
|
71
|
5024 rettv->vval.v_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
7
|
5025 #endif
|
|
|
5026 --emsg_off;
|
|
|
5027 }
|
|
|
5028
|
|
|
5029 /*
|
|
|
5030 * "byte2line(byte)" function
|
|
|
5031 */
|
|
|
5032 /*ARGSUSED*/
|
|
|
5033 static void
|
|
71
|
5034 f_byte2line(argvars, rettv)
|
|
|
5035 typeval *argvars;
|
|
|
5036 typeval *rettv;
|
|
7
|
5037 {
|
|
|
5038 #ifndef FEAT_BYTEOFF
|
|
71
|
5039 rettv->vval.v_number = -1;
|
|
7
|
5040 #else
|
|
|
5041 long boff = 0;
|
|
|
5042
|
|
71
|
5043 boff = get_tv_number(&argvars[0]) - 1;
|
|
7
|
5044 if (boff < 0)
|
|
71
|
5045 rettv->vval.v_number = -1;
|
|
|
5046 else
|
|
|
5047 rettv->vval.v_number = ml_find_line_or_offset(curbuf,
|
|
7
|
5048 (linenr_T)0, &boff);
|
|
|
5049 #endif
|
|
|
5050 }
|
|
|
5051
|
|
|
5052 /*
|
|
18
|
5053 * "byteidx()" function
|
|
|
5054 */
|
|
|
5055 /*ARGSUSED*/
|
|
|
5056 static void
|
|
71
|
5057 f_byteidx(argvars, rettv)
|
|
|
5058 typeval *argvars;
|
|
|
5059 typeval *rettv;
|
|
18
|
5060 {
|
|
|
5061 #ifdef FEAT_MBYTE
|
|
|
5062 char_u *t;
|
|
|
5063 #endif
|
|
|
5064 char_u *str;
|
|
|
5065 long idx;
|
|
|
5066
|
|
71
|
5067 str = get_tv_string(&argvars[0]);
|
|
|
5068 idx = get_tv_number(&argvars[1]);
|
|
|
5069 rettv->vval.v_number = -1;
|
|
18
|
5070 if (idx < 0)
|
|
|
5071 return;
|
|
|
5072
|
|
|
5073 #ifdef FEAT_MBYTE
|
|
|
5074 t = str;
|
|
|
5075 for ( ; idx > 0; idx--)
|
|
|
5076 {
|
|
|
5077 if (*t == NUL) /* EOL reached */
|
|
|
5078 return;
|
|
|
5079 t += mb_ptr2len_check(t);
|
|
|
5080 }
|
|
71
|
5081 rettv->vval.v_number = t - str;
|
|
18
|
5082 #else
|
|
|
5083 if (idx <= STRLEN(str))
|
|
71
|
5084 rettv->vval.v_number = idx;
|
|
18
|
5085 #endif
|
|
|
5086 }
|
|
|
5087
|
|
|
5088 /*
|
|
80
|
5089 * "call(func, arglist)" function
|
|
|
5090 */
|
|
|
5091 static void
|
|
|
5092 f_call(argvars, rettv)
|
|
|
5093 typeval *argvars;
|
|
|
5094 typeval *rettv;
|
|
|
5095 {
|
|
|
5096 char_u *func;
|
|
|
5097 typeval argv[MAX_FUNC_ARGS];
|
|
|
5098 int argc = 0;
|
|
|
5099 listitem *item;
|
|
|
5100 int dummy;
|
|
|
5101
|
|
|
5102 rettv->vval.v_number = 0;
|
|
|
5103 if (argvars[1].v_type != VAR_LIST)
|
|
|
5104 {
|
|
|
5105 EMSG(_(e_listreq));
|
|
|
5106 return;
|
|
|
5107 }
|
|
|
5108 if (argvars[1].vval.v_list == NULL)
|
|
|
5109 return;
|
|
|
5110
|
|
|
5111 if (argvars[0].v_type == VAR_FUNC)
|
|
|
5112 func = argvars[0].vval.v_string;
|
|
|
5113 else
|
|
|
5114 func = get_tv_string(&argvars[0]);
|
|
|
5115
|
|
|
5116 for (item = argvars[1].vval.v_list->lv_first; item != NULL;
|
|
|
5117 item = item->li_next)
|
|
|
5118 {
|
|
|
5119 if (argc == MAX_FUNC_ARGS)
|
|
|
5120 {
|
|
|
5121 EMSG(_("E999: Too many arguments"));
|
|
|
5122 break;
|
|
|
5123 }
|
|
|
5124 /* Make a copy of each argument (is this really needed?) */
|
|
|
5125 copy_tv(&item->li_tv, &argv[argc++]);
|
|
|
5126 }
|
|
|
5127
|
|
|
5128 if (item == NULL)
|
|
|
5129 (void)call_func(func, STRLEN(func), rettv, argc, argv,
|
|
|
5130 curwin->w_cursor.lnum, curwin->w_cursor.lnum, &dummy, TRUE);
|
|
|
5131
|
|
|
5132 /* Free the arguments. */
|
|
|
5133 while (argc > 0)
|
|
|
5134 clear_tv(&argv[--argc]);
|
|
|
5135 }
|
|
|
5136
|
|
|
5137 /*
|
|
7
|
5138 * "char2nr(string)" function
|
|
|
5139 */
|
|
|
5140 static void
|
|
71
|
5141 f_char2nr(argvars, rettv)
|
|
|
5142 typeval *argvars;
|
|
|
5143 typeval *rettv;
|
|
7
|
5144 {
|
|
|
5145 #ifdef FEAT_MBYTE
|
|
|
5146 if (has_mbyte)
|
|
71
|
5147 rettv->vval.v_number =
|
|
|
5148 (*mb_ptr2char)(get_tv_string(&argvars[0]));
|
|
|
5149 else
|
|
|
5150 #endif
|
|
|
5151 rettv->vval.v_number = get_tv_string(&argvars[0])[0];
|
|
7
|
5152 }
|
|
|
5153
|
|
|
5154 /*
|
|
|
5155 * "cindent(lnum)" function
|
|
|
5156 */
|
|
|
5157 static void
|
|
71
|
5158 f_cindent(argvars, rettv)
|
|
|
5159 typeval *argvars;
|
|
|
5160 typeval *rettv;
|
|
7
|
5161 {
|
|
|
5162 #ifdef FEAT_CINDENT
|
|
|
5163 pos_T pos;
|
|
|
5164 linenr_T lnum;
|
|
|
5165
|
|
|
5166 pos = curwin->w_cursor;
|
|
71
|
5167 lnum = get_tv_lnum(argvars);
|
|
7
|
5168 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5169 {
|
|
|
5170 curwin->w_cursor.lnum = lnum;
|
|
71
|
5171 rettv->vval.v_number = get_c_indent();
|
|
7
|
5172 curwin->w_cursor = pos;
|
|
|
5173 }
|
|
|
5174 else
|
|
|
5175 #endif
|
|
71
|
5176 rettv->vval.v_number = -1;
|
|
7
|
5177 }
|
|
|
5178
|
|
|
5179 /*
|
|
|
5180 * "col(string)" function
|
|
|
5181 */
|
|
|
5182 static void
|
|
71
|
5183 f_col(argvars, rettv)
|
|
|
5184 typeval *argvars;
|
|
|
5185 typeval *rettv;
|
|
7
|
5186 {
|
|
|
5187 colnr_T col = 0;
|
|
|
5188 pos_T *fp;
|
|
|
5189
|
|
|
5190 fp = var2fpos(&argvars[0], FALSE);
|
|
|
5191 if (fp != NULL)
|
|
|
5192 {
|
|
|
5193 if (fp->col == MAXCOL)
|
|
|
5194 {
|
|
|
5195 /* '> can be MAXCOL, get the length of the line then */
|
|
|
5196 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5197 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
5198 else
|
|
|
5199 col = MAXCOL;
|
|
|
5200 }
|
|
|
5201 else
|
|
|
5202 {
|
|
|
5203 col = fp->col + 1;
|
|
|
5204 #ifdef FEAT_VIRTUALEDIT
|
|
|
5205 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
5206 * because of "coladd" can be seen as an extra column. */
|
|
|
5207 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
5208 {
|
|
|
5209 char_u *p = ml_get_cursor();
|
|
|
5210
|
|
|
5211 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
5212 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
5213 {
|
|
|
5214 # ifdef FEAT_MBYTE
|
|
|
5215 int l;
|
|
|
5216
|
|
|
5217 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
5218 col += l;
|
|
|
5219 # else
|
|
|
5220 if (*p != NUL && p[1] == NUL)
|
|
|
5221 ++col;
|
|
|
5222 # endif
|
|
|
5223 }
|
|
|
5224 }
|
|
|
5225 #endif
|
|
|
5226 }
|
|
|
5227 }
|
|
71
|
5228 rettv->vval.v_number = col;
|
|
7
|
5229 }
|
|
|
5230
|
|
|
5231 /*
|
|
|
5232 * "confirm(message, buttons[, default [, type]])" function
|
|
|
5233 */
|
|
|
5234 /*ARGSUSED*/
|
|
|
5235 static void
|
|
71
|
5236 f_confirm(argvars, rettv)
|
|
|
5237 typeval *argvars;
|
|
|
5238 typeval *rettv;
|
|
7
|
5239 {
|
|
|
5240 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
5241 char_u *message;
|
|
|
5242 char_u *buttons = NULL;
|
|
|
5243 char_u buf[NUMBUFLEN];
|
|
|
5244 char_u buf2[NUMBUFLEN];
|
|
|
5245 int def = 1;
|
|
|
5246 int type = VIM_GENERIC;
|
|
|
5247 int c;
|
|
|
5248
|
|
71
|
5249 message = get_tv_string(&argvars[0]);
|
|
56
|
5250 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5251 {
|
|
71
|
5252 buttons = get_tv_string_buf(&argvars[1], buf);
|
|
56
|
5253 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5254 {
|
|
71
|
5255 def = get_tv_number(&argvars[2]);
|
|
56
|
5256 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
7
|
5257 {
|
|
|
5258 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
71
|
5259 c = *get_tv_string_buf(&argvars[3], buf2);
|
|
7
|
5260 switch (TOUPPER_ASC(c))
|
|
|
5261 {
|
|
|
5262 case 'E': type = VIM_ERROR; break;
|
|
|
5263 case 'Q': type = VIM_QUESTION; break;
|
|
|
5264 case 'I': type = VIM_INFO; break;
|
|
|
5265 case 'W': type = VIM_WARNING; break;
|
|
|
5266 case 'G': type = VIM_GENERIC; break;
|
|
|
5267 }
|
|
|
5268 }
|
|
|
5269 }
|
|
|
5270 }
|
|
|
5271
|
|
|
5272 if (buttons == NULL || *buttons == NUL)
|
|
|
5273 buttons = (char_u *)_("&Ok");
|
|
|
5274
|
|
71
|
5275 rettv->vval.v_number = do_dialog(type, NULL, message, buttons,
|
|
7
|
5276 def, NULL);
|
|
|
5277 #else
|
|
71
|
5278 rettv->vval.v_number = 0;
|
|
56
|
5279 #endif
|
|
|
5280 }
|
|
|
5281
|
|
|
5282 /*
|
|
|
5283 * "copy()" function
|
|
|
5284 */
|
|
|
5285 static void
|
|
71
|
5286 f_copy(argvars, rettv)
|
|
|
5287 typeval *argvars;
|
|
|
5288 typeval *rettv;
|
|
56
|
5289 {
|
|
|
5290 if (argvars[0].v_type == VAR_LIST)
|
|
|
5291 {
|
|
71
|
5292 rettv->v_type = VAR_LIST;
|
|
|
5293 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, FALSE);
|
|
|
5294 }
|
|
|
5295 else
|
|
|
5296 copy_tv(&argvars[0], rettv);
|
|
56
|
5297 }
|
|
7
|
5298
|
|
|
5299 /*
|
|
80
|
5300 * "count()" function
|
|
|
5301 */
|
|
|
5302 static void
|
|
|
5303 f_count(argvars, rettv)
|
|
|
5304 typeval *argvars;
|
|
|
5305 typeval *rettv;
|
|
|
5306 {
|
|
|
5307 listitem *li;
|
|
|
5308 long n = 0;
|
|
|
5309 int ic = FALSE;
|
|
|
5310
|
|
|
5311 if (argvars[0].v_type != VAR_LIST)
|
|
|
5312 EMSG(_(e_listreq));
|
|
|
5313 else if (argvars[0].vval.v_list != NULL)
|
|
|
5314 {
|
|
|
5315 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5316 ic = get_tv_number(&argvars[2]);
|
|
|
5317
|
|
|
5318 for (li = argvars[0].vval.v_list->lv_first; li != NULL;
|
|
|
5319 li = li->li_next)
|
|
|
5320 if (tv_equal(&li->li_tv, &argvars[1], ic))
|
|
|
5321 ++n;
|
|
|
5322 }
|
|
|
5323 rettv->vval.v_number = n;
|
|
|
5324 }
|
|
|
5325
|
|
|
5326 /*
|
|
7
|
5327 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
5328 *
|
|
|
5329 * Checks the existence of a cscope connection.
|
|
|
5330 */
|
|
|
5331 /*ARGSUSED*/
|
|
|
5332 static void
|
|
71
|
5333 f_cscope_connection(argvars, rettv)
|
|
|
5334 typeval *argvars;
|
|
|
5335 typeval *rettv;
|
|
7
|
5336 {
|
|
|
5337 #ifdef FEAT_CSCOPE
|
|
|
5338 int num = 0;
|
|
|
5339 char_u *dbpath = NULL;
|
|
|
5340 char_u *prepend = NULL;
|
|
|
5341 char_u buf[NUMBUFLEN];
|
|
|
5342
|
|
56
|
5343 if (argvars[0].v_type != VAR_UNKNOWN
|
|
|
5344 && argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5345 {
|
|
71
|
5346 num = (int)get_tv_number(&argvars[0]);
|
|
|
5347 dbpath = get_tv_string(&argvars[1]);
|
|
56
|
5348 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
5349 prepend = get_tv_string_buf(&argvars[2], buf);
|
|
|
5350 }
|
|
|
5351
|
|
|
5352 rettv->vval.v_number = cs_connection(num, dbpath, prepend);
|
|
7
|
5353 #else
|
|
71
|
5354 rettv->vval.v_number = 0;
|
|
7
|
5355 #endif
|
|
|
5356 }
|
|
|
5357
|
|
|
5358 /*
|
|
|
5359 * "cursor(lnum, col)" function
|
|
|
5360 *
|
|
|
5361 * Moves the cursor to the specified line and column
|
|
|
5362 */
|
|
|
5363 /*ARGSUSED*/
|
|
|
5364 static void
|
|
71
|
5365 f_cursor(argvars, rettv)
|
|
|
5366 typeval *argvars;
|
|
|
5367 typeval *rettv;
|
|
7
|
5368 {
|
|
|
5369 long line, col;
|
|
|
5370
|
|
71
|
5371 line = get_tv_lnum(argvars);
|
|
7
|
5372 if (line > 0)
|
|
|
5373 curwin->w_cursor.lnum = line;
|
|
71
|
5374 col = get_tv_number(&argvars[1]);
|
|
7
|
5375 if (col > 0)
|
|
|
5376 curwin->w_cursor.col = col - 1;
|
|
|
5377 #ifdef FEAT_VIRTUALEDIT
|
|
|
5378 curwin->w_cursor.coladd = 0;
|
|
|
5379 #endif
|
|
|
5380
|
|
|
5381 /* Make sure the cursor is in a valid position. */
|
|
|
5382 check_cursor();
|
|
|
5383 #ifdef FEAT_MBYTE
|
|
|
5384 /* Correct cursor for multi-byte character. */
|
|
|
5385 if (has_mbyte)
|
|
|
5386 mb_adjust_cursor();
|
|
|
5387 #endif
|
|
10
|
5388
|
|
|
5389 curwin->w_set_curswant = TRUE;
|
|
7
|
5390 }
|
|
|
5391
|
|
|
5392 /*
|
|
56
|
5393 * "deepcopy()" function
|
|
|
5394 */
|
|
|
5395 static void
|
|
71
|
5396 f_deepcopy(argvars, rettv)
|
|
|
5397 typeval *argvars;
|
|
|
5398 typeval *rettv;
|
|
56
|
5399 {
|
|
|
5400 if (argvars[0].v_type == VAR_LIST)
|
|
|
5401 {
|
|
71
|
5402 rettv->v_type = VAR_LIST;
|
|
|
5403 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, TRUE);
|
|
|
5404 }
|
|
|
5405 else
|
|
|
5406 copy_tv(&argvars[0], rettv);
|
|
7
|
5407 }
|
|
|
5408
|
|
|
5409 /*
|
|
|
5410 * "delete()" function
|
|
|
5411 */
|
|
|
5412 static void
|
|
71
|
5413 f_delete(argvars, rettv)
|
|
|
5414 typeval *argvars;
|
|
|
5415 typeval *rettv;
|
|
7
|
5416 {
|
|
|
5417 if (check_restricted() || check_secure())
|
|
71
|
5418 rettv->vval.v_number = -1;
|
|
|
5419 else
|
|
|
5420 rettv->vval.v_number = mch_remove(get_tv_string(&argvars[0]));
|
|
7
|
5421 }
|
|
|
5422
|
|
|
5423 /*
|
|
|
5424 * "did_filetype()" function
|
|
|
5425 */
|
|
|
5426 /*ARGSUSED*/
|
|
|
5427 static void
|
|
71
|
5428 f_did_filetype(argvars, rettv)
|
|
|
5429 typeval *argvars;
|
|
|
5430 typeval *rettv;
|
|
7
|
5431 {
|
|
|
5432 #ifdef FEAT_AUTOCMD
|
|
71
|
5433 rettv->vval.v_number = did_filetype;
|
|
7
|
5434 #else
|
|
71
|
5435 rettv->vval.v_number = 0;
|
|
7
|
5436 #endif
|
|
|
5437 }
|
|
|
5438
|
|
|
5439 /*
|
|
32
|
5440 * "diff_filler()" function
|
|
|
5441 */
|
|
|
5442 /*ARGSUSED*/
|
|
|
5443 static void
|
|
71
|
5444 f_diff_filler(argvars, rettv)
|
|
|
5445 typeval *argvars;
|
|
|
5446 typeval *rettv;
|
|
32
|
5447 {
|
|
|
5448 #ifdef FEAT_DIFF
|
|
71
|
5449 rettv->vval.v_number = diff_check_fill(curwin, get_tv_lnum(argvars));
|
|
32
|
5450 #endif
|
|
|
5451 }
|
|
|
5452
|
|
|
5453 /*
|
|
|
5454 * "diff_hlID()" function
|
|
|
5455 */
|
|
|
5456 /*ARGSUSED*/
|
|
|
5457 static void
|
|
71
|
5458 f_diff_hlID(argvars, rettv)
|
|
|
5459 typeval *argvars;
|
|
|
5460 typeval *rettv;
|
|
32
|
5461 {
|
|
|
5462 #ifdef FEAT_DIFF
|
|
71
|
5463 linenr_T lnum = get_tv_lnum(argvars);
|
|
32
|
5464 static linenr_T prev_lnum = 0;
|
|
|
5465 static int changedtick = 0;
|
|
|
5466 static int fnum = 0;
|
|
|
5467 static int change_start = 0;
|
|
|
5468 static int change_end = 0;
|
|
|
5469 static enum hlf_value hlID = 0;
|
|
|
5470 int filler_lines;
|
|
|
5471 int col;
|
|
|
5472
|
|
|
5473 if (lnum != prev_lnum
|
|
|
5474 || changedtick != curbuf->b_changedtick
|
|
|
5475 || fnum != curbuf->b_fnum)
|
|
|
5476 {
|
|
|
5477 /* New line, buffer, change: need to get the values. */
|
|
|
5478 filler_lines = diff_check(curwin, lnum);
|
|
|
5479 if (filler_lines < 0)
|
|
|
5480 {
|
|
|
5481 if (filler_lines == -1)
|
|
|
5482 {
|
|
|
5483 change_start = MAXCOL;
|
|
|
5484 change_end = -1;
|
|
|
5485 if (diff_find_change(curwin, lnum, &change_start, &change_end))
|
|
|
5486 hlID = HLF_ADD; /* added line */
|
|
|
5487 else
|
|
|
5488 hlID = HLF_CHD; /* changed line */
|
|
|
5489 }
|
|
|
5490 else
|
|
|
5491 hlID = HLF_ADD; /* added line */
|
|
|
5492 }
|
|
|
5493 else
|
|
|
5494 hlID = (enum hlf_value)0;
|
|
|
5495 prev_lnum = lnum;
|
|
|
5496 changedtick = curbuf->b_changedtick;
|
|
|
5497 fnum = curbuf->b_fnum;
|
|
|
5498 }
|
|
|
5499
|
|
|
5500 if (hlID == HLF_CHD || hlID == HLF_TXD)
|
|
|
5501 {
|
|
71
|
5502 col = get_tv_number(&argvars[1]) - 1;
|
|
32
|
5503 if (col >= change_start && col <= change_end)
|
|
|
5504 hlID = HLF_TXD; /* changed text */
|
|
|
5505 else
|
|
|
5506 hlID = HLF_CHD; /* changed line */
|
|
|
5507 }
|
|
71
|
5508 rettv->vval.v_number = hlID == (enum hlf_value)0 ? 0 : (int)hlID;
|
|
32
|
5509 #endif
|
|
|
5510 }
|
|
|
5511
|
|
|
5512 /*
|
|
7
|
5513 * "escape({string}, {chars})" function
|
|
|
5514 */
|
|
|
5515 static void
|
|
71
|
5516 f_escape(argvars, rettv)
|
|
|
5517 typeval *argvars;
|
|
|
5518 typeval *rettv;
|
|
7
|
5519 {
|
|
|
5520 char_u buf[NUMBUFLEN];
|
|
|
5521
|
|
71
|
5522 rettv->vval.v_string =
|
|
|
5523 vim_strsave_escaped(get_tv_string(&argvars[0]),
|
|
|
5524 get_tv_string_buf(&argvars[1], buf));
|
|
|
5525 rettv->v_type = VAR_STRING;
|
|
7
|
5526 }
|
|
|
5527
|
|
|
5528 /*
|
|
|
5529 * "eventhandler()" function
|
|
|
5530 */
|
|
|
5531 /*ARGSUSED*/
|
|
|
5532 static void
|
|
71
|
5533 f_eventhandler(argvars, rettv)
|
|
|
5534 typeval *argvars;
|
|
|
5535 typeval *rettv;
|
|
|
5536 {
|
|
|
5537 rettv->vval.v_number = vgetc_busy;
|
|
7
|
5538 }
|
|
|
5539
|
|
|
5540 /*
|
|
|
5541 * "executable()" function
|
|
|
5542 */
|
|
|
5543 static void
|
|
71
|
5544 f_executable(argvars, rettv)
|
|
|
5545 typeval *argvars;
|
|
|
5546 typeval *rettv;
|
|
|
5547 {
|
|
|
5548 rettv->vval.v_number = mch_can_exe(get_tv_string(&argvars[0]));
|
|
7
|
5549 }
|
|
|
5550
|
|
|
5551 /*
|
|
|
5552 * "exists()" function
|
|
|
5553 */
|
|
|
5554 static void
|
|
71
|
5555 f_exists(argvars, rettv)
|
|
|
5556 typeval *argvars;
|
|
|
5557 typeval *rettv;
|
|
7
|
5558 {
|
|
|
5559 char_u *p;
|
|
|
5560 char_u *name;
|
|
|
5561 int n = FALSE;
|
|
|
5562 int len = 0;
|
|
|
5563
|
|
71
|
5564 p = get_tv_string(&argvars[0]);
|
|
7
|
5565 if (*p == '$') /* environment variable */
|
|
|
5566 {
|
|
|
5567 /* first try "normal" environment variables (fast) */
|
|
|
5568 if (mch_getenv(p + 1) != NULL)
|
|
|
5569 n = TRUE;
|
|
|
5570 else
|
|
|
5571 {
|
|
|
5572 /* try expanding things like $VIM and ${HOME} */
|
|
|
5573 p = expand_env_save(p);
|
|
|
5574 if (p != NULL && *p != '$')
|
|
|
5575 n = TRUE;
|
|
|
5576 vim_free(p);
|
|
|
5577 }
|
|
|
5578 }
|
|
|
5579 else if (*p == '&' || *p == '+') /* option */
|
|
71
|
5580 n = (get_option_tv(&p, NULL, TRUE) == OK);
|
|
7
|
5581 else if (*p == '*') /* internal or user defined function */
|
|
|
5582 {
|
|
56
|
5583 n = function_exists(p + 1);
|
|
7
|
5584 }
|
|
|
5585 else if (*p == ':')
|
|
|
5586 {
|
|
|
5587 n = cmd_exists(p + 1);
|
|
|
5588 }
|
|
|
5589 else if (*p == '#')
|
|
|
5590 {
|
|
|
5591 #ifdef FEAT_AUTOCMD
|
|
|
5592 name = p + 1;
|
|
|
5593 p = vim_strchr(name, '#');
|
|
|
5594 if (p != NULL)
|
|
|
5595 n = au_exists(name, p, p + 1);
|
|
|
5596 else
|
|
|
5597 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
5598 #endif
|
|
|
5599 }
|
|
|
5600 else /* internal variable */
|
|
|
5601 {
|
|
|
5602 char_u *expr_start;
|
|
|
5603 char_u *expr_end;
|
|
|
5604 char_u *temp_string = NULL;
|
|
|
5605 char_u *s;
|
|
|
5606 name = p;
|
|
|
5607
|
|
|
5608 /* Find the end of the name. */
|
|
71
|
5609 s = find_name_end(name, &expr_start, &expr_end, FALSE);
|
|
7
|
5610 if (expr_start != NULL)
|
|
|
5611 {
|
|
|
5612 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
5613 if (temp_string != NULL)
|
|
|
5614 {
|
|
|
5615 len = STRLEN(temp_string);
|
|
|
5616 name = temp_string;
|
|
|
5617 }
|
|
|
5618 }
|
|
|
5619 if (len == 0)
|
|
|
5620 len = get_id_len(&p);
|
|
|
5621 if (len != 0)
|
|
71
|
5622 n = (get_var_tv(name, len, NULL) == OK);
|
|
|
5623
|
|
7
|
5624 vim_free(temp_string);
|
|
71
|
5625 }
|
|
|
5626
|
|
|
5627 rettv->vval.v_number = n;
|
|
7
|
5628 }
|
|
|
5629
|
|
|
5630 /*
|
|
|
5631 * "expand()" function
|
|
|
5632 */
|
|
|
5633 static void
|
|
71
|
5634 f_expand(argvars, rettv)
|
|
|
5635 typeval *argvars;
|
|
|
5636 typeval *rettv;
|
|
7
|
5637 {
|
|
|
5638 char_u *s;
|
|
|
5639 int len;
|
|
|
5640 char_u *errormsg;
|
|
|
5641 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
5642 expand_T xpc;
|
|
|
5643
|
|
71
|
5644 rettv->v_type = VAR_STRING;
|
|
|
5645 s = get_tv_string(&argvars[0]);
|
|
7
|
5646 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
5647 {
|
|
|
5648 ++emsg_off;
|
|
71
|
5649 rettv->vval.v_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
7
|
5650 --emsg_off;
|
|
|
5651 }
|
|
|
5652 else
|
|
|
5653 {
|
|
|
5654 /* When the optional second argument is non-zero, don't remove matches
|
|
|
5655 * for 'suffixes' and 'wildignore' */
|
|
71
|
5656 if (argvars[1].v_type != VAR_UNKNOWN && get_tv_number(&argvars[1]))
|
|
7
|
5657 flags |= WILD_KEEP_ALL;
|
|
|
5658 ExpandInit(&xpc);
|
|
|
5659 xpc.xp_context = EXPAND_FILES;
|
|
71
|
5660 rettv->vval.v_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
7
|
5661 ExpandCleanup(&xpc);
|
|
|
5662 }
|
|
|
5663 }
|
|
|
5664
|
|
|
5665 /*
|
|
80
|
5666 * "extend(list, list [, idx])" function
|
|
|
5667 */
|
|
|
5668 static void
|
|
|
5669 f_extend(argvars, rettv)
|
|
|
5670 typeval *argvars;
|
|
|
5671 typeval *rettv;
|
|
|
5672 {
|
|
|
5673 long before;
|
|
|
5674 long n;
|
|
|
5675 listitem *item;
|
|
|
5676 listvar *l1, *l2;
|
|
|
5677
|
|
|
5678 rettv->vval.v_number = 0;
|
|
|
5679 if (argvars[0].v_type != VAR_LIST || argvars[1].v_type != VAR_LIST)
|
|
|
5680 {
|
|
|
5681 EMSG(_(e_listreq));
|
|
|
5682 return;
|
|
|
5683 }
|
|
|
5684 l1 = argvars[0].vval.v_list;
|
|
|
5685 l2 = argvars[1].vval.v_list;
|
|
|
5686 if (l1 != NULL && l2 != NULL)
|
|
|
5687 {
|
|
|
5688 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5689 {
|
|
|
5690 n = before = get_tv_number(&argvars[2]);
|
|
|
5691 item = list_find_ext(l1, &n);
|
|
|
5692 if (n != 0)
|
|
|
5693 {
|
|
|
5694 EMSGN(_(e_listidx), before);
|
|
|
5695 return;
|
|
|
5696 }
|
|
|
5697 }
|
|
|
5698 else
|
|
|
5699 item = NULL;
|
|
|
5700 list_extend(l1, l2, item);
|
|
|
5701
|
|
|
5702 ++l1->lv_refcount;
|
|
|
5703 copy_tv(&argvars[0], rettv);
|
|
|
5704 }
|
|
|
5705 }
|
|
|
5706
|
|
|
5707 /*
|
|
7
|
5708 * "filereadable()" function
|
|
|
5709 */
|
|
|
5710 static void
|
|
71
|
5711 f_filereadable(argvars, rettv)
|
|
|
5712 typeval *argvars;
|
|
|
5713 typeval *rettv;
|
|
7
|
5714 {
|
|
|
5715 FILE *fd;
|
|
|
5716 char_u *p;
|
|
|
5717 int n;
|
|
|
5718
|
|
71
|
5719 p = get_tv_string(&argvars[0]);
|
|
7
|
5720 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
5721 {
|
|
|
5722 n = TRUE;
|
|
|
5723 fclose(fd);
|
|
|
5724 }
|
|
|
5725 else
|
|
|
5726 n = FALSE;
|
|
|
5727
|
|
71
|
5728 rettv->vval.v_number = n;
|
|
7
|
5729 }
|
|
|
5730
|
|
|
5731 /*
|
|
|
5732 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
5733 * rights to write into.
|
|
|
5734 */
|
|
|
5735 static void
|
|
71
|
5736 f_filewritable(argvars, rettv)
|
|
|
5737 typeval *argvars;
|
|
|
5738 typeval *rettv;
|
|
7
|
5739 {
|
|
|
5740 char_u *p;
|
|
|
5741 int retval = 0;
|
|
|
5742 #if defined(UNIX) || defined(VMS)
|
|
|
5743 int perm = 0;
|
|
|
5744 #endif
|
|
|
5745
|
|
71
|
5746 p = get_tv_string(&argvars[0]);
|
|
7
|
5747 #if defined(UNIX) || defined(VMS)
|
|
|
5748 perm = mch_getperm(p);
|
|
|
5749 #endif
|
|
|
5750 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
5751 if (
|
|
|
5752 # ifdef WIN3264
|
|
|
5753 mch_writable(p) &&
|
|
|
5754 # else
|
|
|
5755 # if defined(UNIX) || defined(VMS)
|
|
|
5756 (perm & 0222) &&
|
|
|
5757 # endif
|
|
|
5758 # endif
|
|
|
5759 mch_access((char *)p, W_OK) == 0
|
|
|
5760 )
|
|
|
5761 #endif
|
|
|
5762 {
|
|
|
5763 ++retval;
|
|
|
5764 if (mch_isdir(p))
|
|
|
5765 ++retval;
|
|
|
5766 }
|
|
71
|
5767 rettv->vval.v_number = retval;
|
|
7
|
5768 }
|
|
|
5769
|
|
83
|
5770 static void findfilendir __ARGS((typeval *argvars, typeval *rettv, int dir));
|
|
|
5771
|
|
|
5772 static void
|
|
|
5773 findfilendir(argvars, rettv, dir)
|
|
71
|
5774 typeval *argvars;
|
|
|
5775 typeval *rettv;
|
|
19
|
5776 int dir;
|
|
|
5777 {
|
|
|
5778 #ifdef FEAT_SEARCHPATH
|
|
|
5779 char_u *fname;
|
|
|
5780 char_u *fresult = NULL;
|
|
|
5781 char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
|
|
|
5782 char_u *p;
|
|
|
5783 char_u pathbuf[NUMBUFLEN];
|
|
|
5784 int count = 1;
|
|
|
5785 int first = TRUE;
|
|
|
5786
|
|
71
|
5787 fname = get_tv_string(&argvars[0]);
|
|
56
|
5788
|
|
|
5789 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5790 {
|
|
71
|
5791 p = get_tv_string_buf(&argvars[1], pathbuf);
|
|
19
|
5792 if (*p != NUL)
|
|
|
5793 path = p;
|
|
|
5794
|
|
56
|
5795 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
5796 count = get_tv_number(&argvars[2]);
|
|
19
|
5797 }
|
|
|
5798
|
|
|
5799 do
|
|
|
5800 {
|
|
|
5801 vim_free(fresult);
|
|
|
5802 fresult = find_file_in_path_option(first ? fname : NULL,
|
|
|
5803 first ? (int)STRLEN(fname) : 0,
|
|
|
5804 0, first, path, dir, NULL);
|
|
|
5805 first = FALSE;
|
|
|
5806 } while (--count > 0 && fresult != NULL);
|
|
|
5807
|
|
71
|
5808 rettv->vval.v_string = fresult;
|
|
19
|
5809 #else
|
|
71
|
5810 rettv->vval.v_string = NULL;
|
|
|
5811 #endif
|
|
|
5812 rettv->v_type = VAR_STRING;
|
|
19
|
5813 }
|
|
|
5814
|
|
|
5815 /*
|
|
83
|
5816 * "finddir({fname}[, {path}[, {count}]])" function
|
|
|
5817 */
|
|
|
5818 static void
|
|
|
5819 f_finddir(argvars, rettv)
|
|
|
5820 typeval *argvars;
|
|
|
5821 typeval *rettv;
|
|
|
5822 {
|
|
|
5823 findfilendir(argvars, rettv, TRUE);
|
|
|
5824 }
|
|
|
5825
|
|
|
5826 /*
|
|
|
5827 * "findfile({fname}[, {path}[, {count}]])" function
|
|
|
5828 */
|
|
|
5829 static void
|
|
|
5830 f_findfile(argvars, rettv)
|
|
|
5831 typeval *argvars;
|
|
|
5832 typeval *rettv;
|
|
|
5833 {
|
|
|
5834 findfilendir(argvars, rettv, FALSE);
|
|
|
5835 }
|
|
|
5836
|
|
|
5837 /*
|
|
7
|
5838 * "fnamemodify({fname}, {mods})" function
|
|
|
5839 */
|
|
|
5840 static void
|
|
71
|
5841 f_fnamemodify(argvars, rettv)
|
|
|
5842 typeval *argvars;
|
|
|
5843 typeval *rettv;
|
|
7
|
5844 {
|
|
|
5845 char_u *fname;
|
|
|
5846 char_u *mods;
|
|
|
5847 int usedlen = 0;
|
|
|
5848 int len;
|
|
|
5849 char_u *fbuf = NULL;
|
|
|
5850 char_u buf[NUMBUFLEN];
|
|
|
5851
|
|
71
|
5852 fname = get_tv_string(&argvars[0]);
|
|
|
5853 mods = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
5854 len = (int)STRLEN(fname);
|
|
|
5855
|
|
|
5856 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
5857
|
|
71
|
5858 rettv->v_type = VAR_STRING;
|
|
7
|
5859 if (fname == NULL)
|
|
71
|
5860 rettv->vval.v_string = NULL;
|
|
|
5861 else
|
|
|
5862 rettv->vval.v_string = vim_strnsave(fname, len);
|
|
7
|
5863 vim_free(fbuf);
|
|
|
5864 }
|
|
|
5865
|
|
83
|
5866 static void foldclosed_both __ARGS((typeval *argvars, typeval *rettv, int end));
|
|
7
|
5867
|
|
|
5868 /*
|
|
|
5869 * "foldclosed()" function
|
|
|
5870 */
|
|
|
5871 static void
|
|
71
|
5872 foldclosed_both(argvars, rettv, end)
|
|
|
5873 typeval *argvars;
|
|
|
5874 typeval *rettv;
|
|
7
|
5875 int end;
|
|
|
5876 {
|
|
|
5877 #ifdef FEAT_FOLDING
|
|
|
5878 linenr_T lnum;
|
|
|
5879 linenr_T first, last;
|
|
|
5880
|
|
71
|
5881 lnum = get_tv_lnum(argvars);
|
|
7
|
5882 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5883 {
|
|
|
5884 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
5885 {
|
|
|
5886 if (end)
|
|
71
|
5887 rettv->vval.v_number = (varnumber_T)last;
|
|
7
|
5888 else
|
|
71
|
5889 rettv->vval.v_number = (varnumber_T)first;
|
|
7
|
5890 return;
|
|
|
5891 }
|
|
|
5892 }
|
|
|
5893 #endif
|
|
71
|
5894 rettv->vval.v_number = -1;
|
|
7
|
5895 }
|
|
|
5896
|
|
|
5897 /*
|
|
83
|
5898 * "foldclosed()" function
|
|
|
5899 */
|
|
|
5900 static void
|
|
|
5901 f_foldclosed(argvars, rettv)
|
|
|
5902 typeval *argvars;
|
|
|
5903 typeval *rettv;
|
|
|
5904 {
|
|
|
5905 foldclosed_both(argvars, rettv, FALSE);
|
|
|
5906 }
|
|
|
5907
|
|
|
5908 /*
|
|
|
5909 * "foldclosedend()" function
|
|
|
5910 */
|
|
|
5911 static void
|
|
|
5912 f_foldclosedend(argvars, rettv)
|
|
|
5913 typeval *argvars;
|
|
|
5914 typeval *rettv;
|
|
|
5915 {
|
|
|
5916 foldclosed_both(argvars, rettv, TRUE);
|
|
|
5917 }
|
|
|
5918
|
|
|
5919 /*
|
|
7
|
5920 * "foldlevel()" function
|
|
|
5921 */
|
|
|
5922 static void
|
|
71
|
5923 f_foldlevel(argvars, rettv)
|
|
|
5924 typeval *argvars;
|
|
|
5925 typeval *rettv;
|
|
7
|
5926 {
|
|
|
5927 #ifdef FEAT_FOLDING
|
|
|
5928 linenr_T lnum;
|
|
|
5929
|
|
71
|
5930 lnum = get_tv_lnum(argvars);
|
|
7
|
5931 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
5932 rettv->vval.v_number = foldLevel(lnum);
|
|
|
5933 else
|
|
|
5934 #endif
|
|
|
5935 rettv->vval.v_number = 0;
|
|
7
|
5936 }
|
|
|
5937
|
|
|
5938 /*
|
|
|
5939 * "foldtext()" function
|
|
|
5940 */
|
|
|
5941 /*ARGSUSED*/
|
|
|
5942 static void
|
|
71
|
5943 f_foldtext(argvars, rettv)
|
|
|
5944 typeval *argvars;
|
|
|
5945 typeval *rettv;
|
|
7
|
5946 {
|
|
|
5947 #ifdef FEAT_FOLDING
|
|
|
5948 linenr_T lnum;
|
|
|
5949 char_u *s;
|
|
|
5950 char_u *r;
|
|
|
5951 int len;
|
|
|
5952 char *txt;
|
|
|
5953 #endif
|
|
|
5954
|
|
71
|
5955 rettv->v_type = VAR_STRING;
|
|
|
5956 rettv->vval.v_string = NULL;
|
|
7
|
5957 #ifdef FEAT_FOLDING
|
|
|
5958 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
5959 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
5960 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
5961 {
|
|
|
5962 /* Find first non-empty line in the fold. */
|
|
|
5963 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
5964 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
5965 {
|
|
|
5966 if (!linewhite(lnum))
|
|
|
5967 break;
|
|
|
5968 ++lnum;
|
|
|
5969 }
|
|
|
5970
|
|
|
5971 /* Find interesting text in this line. */
|
|
|
5972 s = skipwhite(ml_get(lnum));
|
|
|
5973 /* skip C comment-start */
|
|
|
5974 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
36
|
5975 {
|
|
7
|
5976 s = skipwhite(s + 2);
|
|
36
|
5977 if (*skipwhite(s) == NUL
|
|
|
5978 && lnum + 1 < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
5979 {
|
|
|
5980 s = skipwhite(ml_get(lnum + 1));
|
|
|
5981 if (*s == '*')
|
|
|
5982 s = skipwhite(s + 1);
|
|
|
5983 }
|
|
|
5984 }
|
|
7
|
5985 txt = _("+-%s%3ld lines: ");
|
|
|
5986 r = alloc((unsigned)(STRLEN(txt)
|
|
|
5987 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
5988 + 20 /* for %3ld */
|
|
|
5989 + STRLEN(s))); /* concatenated */
|
|
|
5990 if (r != NULL)
|
|
|
5991 {
|
|
|
5992 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
5993 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
5994 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
5995 len = (int)STRLEN(r);
|
|
|
5996 STRCAT(r, s);
|
|
|
5997 /* remove 'foldmarker' and 'commentstring' */
|
|
|
5998 foldtext_cleanup(r + len);
|
|
71
|
5999 rettv->vval.v_string = r;
|
|
7
|
6000 }
|
|
|
6001 }
|
|
|
6002 #endif
|
|
|
6003 }
|
|
|
6004
|
|
|
6005 /*
|
|
29
|
6006 * "foldtextresult(lnum)" function
|
|
|
6007 */
|
|
|
6008 /*ARGSUSED*/
|
|
|
6009 static void
|
|
71
|
6010 f_foldtextresult(argvars, rettv)
|
|
|
6011 typeval *argvars;
|
|
|
6012 typeval *rettv;
|
|
29
|
6013 {
|
|
|
6014 #ifdef FEAT_FOLDING
|
|
|
6015 linenr_T lnum;
|
|
|
6016 char_u *text;
|
|
|
6017 char_u buf[51];
|
|
|
6018 foldinfo_T foldinfo;
|
|
|
6019 int fold_count;
|
|
|
6020 #endif
|
|
|
6021
|
|
71
|
6022 rettv->v_type = VAR_STRING;
|
|
|
6023 rettv->vval.v_string = NULL;
|
|
29
|
6024 #ifdef FEAT_FOLDING
|
|
71
|
6025 lnum = get_tv_lnum(argvars);
|
|
29
|
6026 fold_count = foldedCount(curwin, lnum, &foldinfo);
|
|
|
6027 if (fold_count > 0)
|
|
|
6028 {
|
|
|
6029 text = get_foldtext(curwin, lnum, lnum + fold_count - 1,
|
|
|
6030 &foldinfo, buf);
|
|
|
6031 if (text == buf)
|
|
|
6032 text = vim_strsave(text);
|
|
71
|
6033 rettv->vval.v_string = text;
|
|
29
|
6034 }
|
|
|
6035 #endif
|
|
|
6036 }
|
|
|
6037
|
|
|
6038 /*
|
|
7
|
6039 * "foreground()" function
|
|
|
6040 */
|
|
|
6041 /*ARGSUSED*/
|
|
|
6042 static void
|
|
71
|
6043 f_foreground(argvars, rettv)
|
|
|
6044 typeval *argvars;
|
|
|
6045 typeval *rettv;
|
|
|
6046 {
|
|
|
6047 rettv->vval.v_number = 0;
|
|
7
|
6048 #ifdef FEAT_GUI
|
|
|
6049 if (gui.in_use)
|
|
|
6050 gui_mch_set_foreground();
|
|
|
6051 #else
|
|
|
6052 # ifdef WIN32
|
|
|
6053 win32_set_foreground();
|
|
|
6054 # endif
|
|
|
6055 #endif
|
|
|
6056 }
|
|
|
6057
|
|
|
6058 /*
|
|
56
|
6059 * "function()" function
|
|
|
6060 */
|
|
|
6061 /*ARGSUSED*/
|
|
|
6062 static void
|
|
71
|
6063 f_function(argvars, rettv)
|
|
|
6064 typeval *argvars;
|
|
|
6065 typeval *rettv;
|
|
56
|
6066 {
|
|
|
6067 char_u *s;
|
|
|
6068
|
|
71
|
6069 s = get_tv_string(&argvars[0]);
|
|
56
|
6070 if (s == NULL || *s == NUL || isdigit(*s))
|
|
|
6071 EMSG2(_(e_invarg2), s);
|
|
|
6072 else if (!function_exists(s))
|
|
|
6073 EMSG2(_("E999: Unknown function: %s"), s);
|
|
|
6074 else
|
|
|
6075 {
|
|
71
|
6076 rettv->vval.v_string = vim_strsave(s);
|
|
|
6077 rettv->v_type = VAR_FUNC;
|
|
56
|
6078 }
|
|
|
6079 }
|
|
|
6080
|
|
|
6081 /*
|
|
83
|
6082 * "get()" function
|
|
|
6083 */
|
|
|
6084 static void
|
|
|
6085 f_get(argvars, rettv)
|
|
|
6086 typeval *argvars;
|
|
|
6087 typeval *rettv;
|
|
|
6088 {
|
|
|
6089 listitem *item;
|
|
|
6090 listvar *l;
|
|
|
6091
|
|
|
6092 if (argvars[0].v_type != VAR_LIST)
|
|
|
6093 EMSG2(_(e_listarg), "get()");
|
|
|
6094 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
6095 {
|
|
|
6096 item = list_find(l, get_tv_number(&argvars[1]));
|
|
|
6097 if (item == NULL)
|
|
|
6098 {
|
|
|
6099 if (argvars[2].v_type == VAR_UNKNOWN)
|
|
|
6100 rettv->vval.v_number = 0;
|
|
|
6101 else
|
|
|
6102 copy_tv(&argvars[2], rettv);
|
|
|
6103 }
|
|
|
6104 else
|
|
|
6105 copy_tv(&item->li_tv, rettv);
|
|
|
6106 }
|
|
|
6107 }
|
|
|
6108
|
|
|
6109 /*
|
|
|
6110 * "getbufvar()" function
|
|
|
6111 */
|
|
|
6112 static void
|
|
|
6113 f_getbufvar(argvars, rettv)
|
|
|
6114 typeval *argvars;
|
|
|
6115 typeval *rettv;
|
|
|
6116 {
|
|
|
6117 buf_T *buf;
|
|
|
6118 buf_T *save_curbuf;
|
|
|
6119 char_u *varname;
|
|
|
6120 VAR v;
|
|
|
6121
|
|
|
6122 ++emsg_off;
|
|
|
6123 buf = get_buf_tv(&argvars[0]);
|
|
|
6124 varname = get_tv_string(&argvars[1]);
|
|
|
6125
|
|
|
6126 rettv->v_type = VAR_STRING;
|
|
|
6127 rettv->vval.v_string = NULL;
|
|
|
6128
|
|
|
6129 if (buf != NULL && varname != NULL)
|
|
|
6130 {
|
|
|
6131 if (*varname == '&') /* buffer-local-option */
|
|
|
6132 {
|
|
|
6133 /* set curbuf to be our buf, temporarily */
|
|
|
6134 save_curbuf = curbuf;
|
|
|
6135 curbuf = buf;
|
|
|
6136
|
|
|
6137 get_option_tv(&varname, rettv, TRUE);
|
|
|
6138
|
|
|
6139 /* restore previous notion of curbuf */
|
|
|
6140 curbuf = save_curbuf;
|
|
|
6141 }
|
|
|
6142 else
|
|
|
6143 {
|
|
|
6144 /* look up the variable */
|
|
|
6145 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
6146 if (v != NULL)
|
|
|
6147 copy_tv(&v->tv, rettv);
|
|
|
6148 }
|
|
|
6149 }
|
|
|
6150
|
|
|
6151 --emsg_off;
|
|
|
6152 }
|
|
|
6153
|
|
|
6154 /*
|
|
7
|
6155 * "getchar()" function
|
|
|
6156 */
|
|
|
6157 static void
|
|
71
|
6158 f_getchar(argvars, rettv)
|
|
|
6159 typeval *argvars;
|
|
|
6160 typeval *rettv;
|
|
7
|
6161 {
|
|
|
6162 varnumber_T n;
|
|
|
6163
|
|
|
6164 ++no_mapping;
|
|
|
6165 ++allow_keys;
|
|
56
|
6166 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
7
|
6167 /* getchar(): blocking wait. */
|
|
|
6168 n = safe_vgetc();
|
|
71
|
6169 else if (get_tv_number(&argvars[0]) == 1)
|
|
7
|
6170 /* getchar(1): only check if char avail */
|
|
|
6171 n = vpeekc();
|
|
|
6172 else if (vpeekc() == NUL)
|
|
|
6173 /* getchar(0) and no char avail: return zero */
|
|
|
6174 n = 0;
|
|
|
6175 else
|
|
|
6176 /* getchar(0) and char avail: return char */
|
|
|
6177 n = safe_vgetc();
|
|
|
6178 --no_mapping;
|
|
|
6179 --allow_keys;
|
|
|
6180
|
|
71
|
6181 rettv->vval.v_number = n;
|
|
7
|
6182 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
6183 {
|
|
|
6184 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
6185 int i = 0;
|
|
|
6186
|
|
|
6187 /* Turn a special key into three bytes, plus modifier. */
|
|
|
6188 if (mod_mask != 0)
|
|
|
6189 {
|
|
|
6190 temp[i++] = K_SPECIAL;
|
|
|
6191 temp[i++] = KS_MODIFIER;
|
|
|
6192 temp[i++] = mod_mask;
|
|
|
6193 }
|
|
|
6194 if (IS_SPECIAL(n))
|
|
|
6195 {
|
|
|
6196 temp[i++] = K_SPECIAL;
|
|
|
6197 temp[i++] = K_SECOND(n);
|
|
|
6198 temp[i++] = K_THIRD(n);
|
|
|
6199 }
|
|
|
6200 #ifdef FEAT_MBYTE
|
|
|
6201 else if (has_mbyte)
|
|
|
6202 i += (*mb_char2bytes)(n, temp + i);
|
|
|
6203 #endif
|
|
|
6204 else
|
|
|
6205 temp[i++] = n;
|
|
|
6206 temp[i++] = NUL;
|
|
71
|
6207 rettv->v_type = VAR_STRING;
|
|
|
6208 rettv->vval.v_string = vim_strsave(temp);
|
|
7
|
6209 }
|
|
|
6210 }
|
|
|
6211
|
|
|
6212 /*
|
|
|
6213 * "getcharmod()" function
|
|
|
6214 */
|
|
|
6215 /*ARGSUSED*/
|
|
|
6216 static void
|
|
71
|
6217 f_getcharmod(argvars, rettv)
|
|
|
6218 typeval *argvars;
|
|
|
6219 typeval *rettv;
|
|
|
6220 {
|
|
|
6221 rettv->vval.v_number = mod_mask;
|
|
7
|
6222 }
|
|
|
6223
|
|
|
6224 /*
|
|
|
6225 * "getcmdline()" function
|
|
|
6226 */
|
|
|
6227 /*ARGSUSED*/
|
|
|
6228 static void
|
|
71
|
6229 f_getcmdline(argvars, rettv)
|
|
|
6230 typeval *argvars;
|
|
|
6231 typeval *rettv;
|
|
|
6232 {
|
|
|
6233 rettv->v_type = VAR_STRING;
|
|
|
6234 rettv->vval.v_string = get_cmdline_str();
|
|
7
|
6235 }
|
|
|
6236
|
|
|
6237 /*
|
|
|
6238 * "getcmdpos()" function
|
|
|
6239 */
|
|
|
6240 /*ARGSUSED*/
|
|
|
6241 static void
|
|
71
|
6242 f_getcmdpos(argvars, rettv)
|
|
|
6243 typeval *argvars;
|
|
|
6244 typeval *rettv;
|
|
|
6245 {
|
|
|
6246 rettv->vval.v_number = get_cmdline_pos() + 1;
|
|
7
|
6247 }
|
|
|
6248
|
|
|
6249 /*
|
|
|
6250 * "getcwd()" function
|
|
|
6251 */
|
|
|
6252 /*ARGSUSED*/
|
|
|
6253 static void
|
|
71
|
6254 f_getcwd(argvars, rettv)
|
|
|
6255 typeval *argvars;
|
|
|
6256 typeval *rettv;
|
|
7
|
6257 {
|
|
|
6258 char_u cwd[MAXPATHL];
|
|
|
6259
|
|
71
|
6260 rettv->v_type = VAR_STRING;
|
|
7
|
6261 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
71
|
6262 rettv->vval.v_string = NULL;
|
|
|
6263 else
|
|
|
6264 {
|
|
|
6265 rettv->vval.v_string = vim_strsave(cwd);
|
|
7
|
6266 #ifdef BACKSLASH_IN_FILENAME
|
|
71
|
6267 slash_adjust(rettv->vval.v_string);
|
|
7
|
6268 #endif
|
|
|
6269 }
|
|
|
6270 }
|
|
|
6271
|
|
|
6272 /*
|
|
38
|
6273 * "getfontname()" function
|
|
|
6274 */
|
|
39
|
6275 /*ARGSUSED*/
|
|
38
|
6276 static void
|
|
71
|
6277 f_getfontname(argvars, rettv)
|
|
|
6278 typeval *argvars;
|
|
|
6279 typeval *rettv;
|
|
|
6280 {
|
|
|
6281 rettv->v_type = VAR_STRING;
|
|
|
6282 rettv->vval.v_string = NULL;
|
|
38
|
6283 #ifdef FEAT_GUI
|
|
|
6284 if (gui.in_use)
|
|
|
6285 {
|
|
|
6286 GuiFont font;
|
|
|
6287 char_u *name = NULL;
|
|
|
6288
|
|
56
|
6289 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
38
|
6290 {
|
|
|
6291 /* Get the "Normal" font. Either the name saved by
|
|
|
6292 * hl_set_font_name() or from the font ID. */
|
|
|
6293 font = gui.norm_font;
|
|
|
6294 name = hl_get_font_name();
|
|
|
6295 }
|
|
|
6296 else
|
|
|
6297 {
|
|
71
|
6298 name = get_tv_string(&argvars[0]);
|
|
38
|
6299 if (STRCMP(name, "*") == 0) /* don't use font dialog */
|
|
|
6300 return;
|
|
|
6301 font = gui_mch_get_font(name, FALSE);
|
|
|
6302 if (font == NOFONT)
|
|
|
6303 return; /* Invalid font name, return empty string. */
|
|
|
6304 }
|
|
71
|
6305 rettv->vval.v_string = gui_mch_get_fontname(font, name);
|
|
56
|
6306 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
38
|
6307 gui_mch_free_font(font);
|
|
|
6308 }
|
|
|
6309 #endif
|
|
|
6310 }
|
|
|
6311
|
|
|
6312 /*
|
|
20
|
6313 * "getfperm({fname})" function
|
|
|
6314 */
|
|
|
6315 static void
|
|
71
|
6316 f_getfperm(argvars, rettv)
|
|
|
6317 typeval *argvars;
|
|
|
6318 typeval *rettv;
|
|
20
|
6319 {
|
|
|
6320 char_u *fname;
|
|
|
6321 struct stat st;
|
|
|
6322 char_u *perm = NULL;
|
|
|
6323 char_u flags[] = "rwx";
|
|
|
6324 int i;
|
|
|
6325
|
|
71
|
6326 fname = get_tv_string(&argvars[0]);
|
|
|
6327
|
|
|
6328 rettv->v_type = VAR_STRING;
|
|
20
|
6329 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
6330 {
|
|
|
6331 perm = vim_strsave((char_u *)"---------");
|
|
|
6332 if (perm != NULL)
|
|
|
6333 {
|
|
|
6334 for (i = 0; i < 9; i++)
|
|
|
6335 {
|
|
|
6336 if (st.st_mode & (1 << (8 - i)))
|
|
|
6337 perm[i] = flags[i % 3];
|
|
|
6338 }
|
|
|
6339 }
|
|
|
6340 }
|
|
71
|
6341 rettv->vval.v_string = perm;
|
|
20
|
6342 }
|
|
|
6343
|
|
|
6344 /*
|
|
7
|
6345 * "getfsize({fname})" function
|
|
|
6346 */
|
|
|
6347 static void
|
|
71
|
6348 f_getfsize(argvars, rettv)
|
|
|
6349 typeval *argvars;
|
|
|
6350 typeval *rettv;
|
|
7
|
6351 {
|
|
|
6352 char_u *fname;
|
|
|
6353 struct stat st;
|
|
|
6354
|
|
71
|
6355 fname = get_tv_string(&argvars[0]);
|
|
|
6356
|
|
|
6357 rettv->v_type = VAR_NUMBER;
|
|
7
|
6358
|
|
|
6359 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
6360 {
|
|
|
6361 if (mch_isdir(fname))
|
|
71
|
6362 rettv->vval.v_number = 0;
|
|
7
|
6363 else
|
|
71
|
6364 rettv->vval.v_number = (varnumber_T)st.st_size;
|
|
|
6365 }
|
|
|
6366 else
|
|
|
6367 rettv->vval.v_number = -1;
|
|
7
|
6368 }
|
|
|
6369
|
|
|
6370 /*
|
|
|
6371 * "getftime({fname})" function
|
|
|
6372 */
|
|
|
6373 static void
|
|
71
|
6374 f_getftime(argvars, rettv)
|
|
|
6375 typeval *argvars;
|
|
|
6376 typeval *rettv;
|
|
7
|
6377 {
|
|
|
6378 char_u *fname;
|
|
|
6379 struct stat st;
|
|
|
6380
|
|
71
|
6381 fname = get_tv_string(&argvars[0]);
|
|
7
|
6382
|
|
|
6383 if (mch_stat((char *)fname, &st) >= 0)
|
|
71
|
6384 rettv->vval.v_number = (varnumber_T)st.st_mtime;
|
|
|
6385 else
|
|
|
6386 rettv->vval.v_number = -1;
|
|
7
|
6387 }
|
|
|
6388
|
|
|
6389 /*
|
|
20
|
6390 * "getftype({fname})" function
|
|
|
6391 */
|
|
|
6392 static void
|
|
71
|
6393 f_getftype(argvars, rettv)
|
|
|
6394 typeval *argvars;
|
|
|
6395 typeval *rettv;
|
|
20
|
6396 {
|
|
|
6397 char_u *fname;
|
|
|
6398 struct stat st;
|
|
|
6399 char_u *type = NULL;
|
|
|
6400 char *t;
|
|
|
6401
|
|
71
|
6402 fname = get_tv_string(&argvars[0]);
|
|
|
6403
|
|
|
6404 rettv->v_type = VAR_STRING;
|
|
20
|
6405 if (mch_lstat((char *)fname, &st) >= 0)
|
|
|
6406 {
|
|
|
6407 #ifdef S_ISREG
|
|
|
6408 if (S_ISREG(st.st_mode))
|
|
|
6409 t = "file";
|
|
|
6410 else if (S_ISDIR(st.st_mode))
|
|
|
6411 t = "dir";
|
|
|
6412 # ifdef S_ISLNK
|
|
|
6413 else if (S_ISLNK(st.st_mode))
|
|
|
6414 t = "link";
|
|
|
6415 # endif
|
|
|
6416 # ifdef S_ISBLK
|
|
|
6417 else if (S_ISBLK(st.st_mode))
|
|
|
6418 t = "bdev";
|
|
|
6419 # endif
|
|
|
6420 # ifdef S_ISCHR
|
|
|
6421 else if (S_ISCHR(st.st_mode))
|
|
|
6422 t = "cdev";
|
|
|
6423 # endif
|
|
|
6424 # ifdef S_ISFIFO
|
|
|
6425 else if (S_ISFIFO(st.st_mode))
|
|
|
6426 t = "fifo";
|
|
|
6427 # endif
|
|
|
6428 # ifdef S_ISSOCK
|
|
|
6429 else if (S_ISSOCK(st.st_mode))
|
|
|
6430 t = "fifo";
|
|
|
6431 # endif
|
|
|
6432 else
|
|
|
6433 t = "other";
|
|
|
6434 #else
|
|
|
6435 # ifdef S_IFMT
|
|
|
6436 switch (st.st_mode & S_IFMT)
|
|
|
6437 {
|
|
|
6438 case S_IFREG: t = "file"; break;
|
|
|
6439 case S_IFDIR: t = "dir"; break;
|
|
|
6440 # ifdef S_IFLNK
|
|
|
6441 case S_IFLNK: t = "link"; break;
|
|
|
6442 # endif
|
|
|
6443 # ifdef S_IFBLK
|
|
|
6444 case S_IFBLK: t = "bdev"; break;
|
|
|
6445 # endif
|
|
|
6446 # ifdef S_IFCHR
|
|
|
6447 case S_IFCHR: t = "cdev"; break;
|
|
|
6448 # endif
|
|
|
6449 # ifdef S_IFIFO
|
|
|
6450 case S_IFIFO: t = "fifo"; break;
|
|
|
6451 # endif
|
|
|
6452 # ifdef S_IFSOCK
|
|
|
6453 case S_IFSOCK: t = "socket"; break;
|
|
|
6454 # endif
|
|
|
6455 default: t = "other";
|
|
|
6456 }
|
|
|
6457 # else
|
|
|
6458 if (mch_isdir(fname))
|
|
|
6459 t = "dir";
|
|
|
6460 else
|
|
|
6461 t = "file";
|
|
|
6462 # endif
|
|
|
6463 #endif
|
|
|
6464 type = vim_strsave((char_u *)t);
|
|
|
6465 }
|
|
71
|
6466 rettv->vval.v_string = type;
|
|
20
|
6467 }
|
|
|
6468
|
|
|
6469 /*
|
|
83
|
6470 * "getline(lnum)" function
|
|
|
6471 */
|
|
|
6472 static void
|
|
|
6473 f_getline(argvars, rettv)
|
|
|
6474 typeval *argvars;
|
|
|
6475 typeval *rettv;
|
|
|
6476 {
|
|
|
6477 linenr_T lnum;
|
|
|
6478 linenr_T end;
|
|
|
6479 char_u *p;
|
|
|
6480 listvar *l;
|
|
|
6481 listitem *li;
|
|
|
6482
|
|
|
6483 lnum = get_tv_lnum(argvars);
|
|
|
6484
|
|
|
6485 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
|
6486 {
|
|
|
6487 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
6488 p = ml_get(lnum);
|
|
|
6489 else
|
|
|
6490 p = (char_u *)"";
|
|
|
6491
|
|
|
6492 rettv->v_type = VAR_STRING;
|
|
|
6493 rettv->vval.v_string = vim_strsave(p);
|
|
|
6494 }
|
|
|
6495 else
|
|
|
6496 {
|
|
|
6497 end = get_tv_lnum(&argvars[1]);
|
|
|
6498 if (end < lnum)
|
|
|
6499 {
|
|
|
6500 EMSG(_(e_invrange));
|
|
|
6501 rettv->vval.v_number = 0;
|
|
|
6502 }
|
|
|
6503 else
|
|
|
6504 {
|
|
|
6505 l = list_alloc();
|
|
|
6506 if (l != NULL)
|
|
|
6507 {
|
|
|
6508 if (lnum < 1)
|
|
|
6509 lnum = 1;
|
|
|
6510 if (end > curbuf->b_ml.ml_line_count)
|
|
|
6511 end = curbuf->b_ml.ml_line_count;
|
|
|
6512 while (lnum <= end)
|
|
|
6513 {
|
|
|
6514 li = listitem_alloc();
|
|
|
6515 if (li == NULL)
|
|
|
6516 break;
|
|
|
6517 list_append(l, li);
|
|
|
6518 li->li_tv.v_type = VAR_STRING;
|
|
|
6519 li->li_tv.vval.v_string = vim_strsave(ml_get(lnum++));
|
|
|
6520 }
|
|
|
6521 rettv->vval.v_list = l;
|
|
|
6522 rettv->v_type = VAR_LIST;
|
|
|
6523 ++l->lv_refcount;
|
|
|
6524 }
|
|
|
6525 }
|
|
|
6526 }
|
|
|
6527 }
|
|
|
6528
|
|
|
6529 /*
|
|
7
|
6530 * "getreg()" function
|
|
|
6531 */
|
|
|
6532 static void
|
|
71
|
6533 f_getreg(argvars, rettv)
|
|
|
6534 typeval *argvars;
|
|
|
6535 typeval *rettv;
|
|
7
|
6536 {
|
|
|
6537 char_u *strregname;
|
|
|
6538 int regname;
|
|
|
6539
|
|
56
|
6540 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
6541 strregname = get_tv_string(&argvars[0]);
|
|
7
|
6542 else
|
|
|
6543 strregname = vimvars[VV_REG].val;
|
|
|
6544 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6545 if (regname == 0)
|
|
|
6546 regname = '"';
|
|
|
6547
|
|
71
|
6548 rettv->v_type = VAR_STRING;
|
|
|
6549 rettv->vval.v_string = get_reg_contents(regname, TRUE);
|
|
7
|
6550 }
|
|
|
6551
|
|
|
6552 /*
|
|
|
6553 * "getregtype()" function
|
|
|
6554 */
|
|
|
6555 static void
|
|
71
|
6556 f_getregtype(argvars, rettv)
|
|
|
6557 typeval *argvars;
|
|
|
6558 typeval *rettv;
|
|
7
|
6559 {
|
|
|
6560 char_u *strregname;
|
|
|
6561 int regname;
|
|
|
6562 char_u buf[NUMBUFLEN + 2];
|
|
|
6563 long reglen = 0;
|
|
|
6564
|
|
56
|
6565 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
6566 strregname = get_tv_string(&argvars[0]);
|
|
7
|
6567 else
|
|
|
6568 /* Default to v:register */
|
|
|
6569 strregname = vimvars[VV_REG].val;
|
|
|
6570
|
|
|
6571 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6572 if (regname == 0)
|
|
|
6573 regname = '"';
|
|
|
6574
|
|
|
6575 buf[0] = NUL;
|
|
|
6576 buf[1] = NUL;
|
|
|
6577 switch (get_reg_type(regname, ®len))
|
|
|
6578 {
|
|
|
6579 case MLINE: buf[0] = 'V'; break;
|
|
|
6580 case MCHAR: buf[0] = 'v'; break;
|
|
|
6581 #ifdef FEAT_VISUAL
|
|
|
6582 case MBLOCK:
|
|
|
6583 buf[0] = Ctrl_V;
|
|
|
6584 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
6585 break;
|
|
|
6586 #endif
|
|
|
6587 }
|
|
71
|
6588 rettv->v_type = VAR_STRING;
|
|
|
6589 rettv->vval.v_string = vim_strsave(buf);
|
|
7
|
6590 }
|
|
|
6591
|
|
|
6592 /*
|
|
|
6593 * "getwinposx()" function
|
|
|
6594 */
|
|
|
6595 /*ARGSUSED*/
|
|
|
6596 static void
|
|
71
|
6597 f_getwinposx(argvars, rettv)
|
|
|
6598 typeval *argvars;
|
|
|
6599 typeval *rettv;
|
|
|
6600 {
|
|
|
6601 rettv->vval.v_number = -1;
|
|
7
|
6602 #ifdef FEAT_GUI
|
|
|
6603 if (gui.in_use)
|
|
|
6604 {
|
|
|
6605 int x, y;
|
|
|
6606
|
|
|
6607 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
6608 rettv->vval.v_number = x;
|
|
7
|
6609 }
|
|
|
6610 #endif
|
|
|
6611 }
|
|
|
6612
|
|
|
6613 /*
|
|
|
6614 * "getwinposy()" function
|
|
|
6615 */
|
|
|
6616 /*ARGSUSED*/
|
|
|
6617 static void
|
|
71
|
6618 f_getwinposy(argvars, rettv)
|
|
|
6619 typeval *argvars;
|
|
|
6620 typeval *rettv;
|
|
|
6621 {
|
|
|
6622 rettv->vval.v_number = -1;
|
|
7
|
6623 #ifdef FEAT_GUI
|
|
|
6624 if (gui.in_use)
|
|
|
6625 {
|
|
|
6626 int x, y;
|
|
|
6627
|
|
|
6628 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
6629 rettv->vval.v_number = y;
|
|
7
|
6630 }
|
|
|
6631 #endif
|
|
|
6632 }
|
|
|
6633
|
|
|
6634 /*
|
|
|
6635 * "getwinvar()" function
|
|
|
6636 */
|
|
|
6637 static void
|
|
71
|
6638 f_getwinvar(argvars, rettv)
|
|
|
6639 typeval *argvars;
|
|
|
6640 typeval *rettv;
|
|
7
|
6641 {
|
|
|
6642 win_T *win, *oldcurwin;
|
|
|
6643 char_u *varname;
|
|
|
6644 VAR v;
|
|
|
6645
|
|
|
6646 ++emsg_off;
|
|
|
6647 win = find_win_by_nr(&argvars[0]);
|
|
71
|
6648 varname = get_tv_string(&argvars[1]);
|
|
|
6649
|
|
|
6650 rettv->v_type = VAR_STRING;
|
|
|
6651 rettv->vval.v_string = NULL;
|
|
7
|
6652
|
|
|
6653 if (win != NULL && varname != NULL)
|
|
|
6654 {
|
|
|
6655 if (*varname == '&') /* window-local-option */
|
|
|
6656 {
|
|
|
6657 /* set curwin to be our win, temporarily */
|
|
|
6658 oldcurwin = curwin;
|
|
|
6659 curwin = win;
|
|
|
6660
|
|
71
|
6661 get_option_tv(&varname, rettv, 1);
|
|
7
|
6662
|
|
|
6663 /* restore previous notion of curwin */
|
|
|
6664 curwin = oldcurwin;
|
|
|
6665 }
|
|
|
6666 else
|
|
|
6667 {
|
|
|
6668 /* look up the variable */
|
|
|
6669 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
6670 if (v != NULL)
|
|
71
|
6671 copy_tv(&v->tv, rettv);
|
|
7
|
6672 }
|
|
|
6673 }
|
|
|
6674
|
|
|
6675 --emsg_off;
|
|
|
6676 }
|
|
|
6677
|
|
|
6678 /*
|
|
|
6679 * "glob()" function
|
|
|
6680 */
|
|
|
6681 static void
|
|
71
|
6682 f_glob(argvars, rettv)
|
|
|
6683 typeval *argvars;
|
|
|
6684 typeval *rettv;
|
|
7
|
6685 {
|
|
|
6686 expand_T xpc;
|
|
|
6687
|
|
|
6688 ExpandInit(&xpc);
|
|
|
6689 xpc.xp_context = EXPAND_FILES;
|
|
71
|
6690 rettv->v_type = VAR_STRING;
|
|
|
6691 rettv->vval.v_string = ExpandOne(&xpc, get_tv_string(&argvars[0]),
|
|
7
|
6692 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
6693 ExpandCleanup(&xpc);
|
|
|
6694 }
|
|
|
6695
|
|
|
6696 /*
|
|
|
6697 * "globpath()" function
|
|
|
6698 */
|
|
|
6699 static void
|
|
71
|
6700 f_globpath(argvars, rettv)
|
|
|
6701 typeval *argvars;
|
|
|
6702 typeval *rettv;
|
|
7
|
6703 {
|
|
|
6704 char_u buf1[NUMBUFLEN];
|
|
|
6705
|
|
71
|
6706 rettv->v_type = VAR_STRING;
|
|
|
6707 rettv->vval.v_string = globpath(get_tv_string(&argvars[0]),
|
|
|
6708 get_tv_string_buf(&argvars[1], buf1));
|
|
7
|
6709 }
|
|
|
6710
|
|
|
6711 /*
|
|
|
6712 * "has()" function
|
|
|
6713 */
|
|
|
6714 static void
|
|
71
|
6715 f_has(argvars, rettv)
|
|
|
6716 typeval *argvars;
|
|
|
6717 typeval *rettv;
|
|
7
|
6718 {
|
|
|
6719 int i;
|
|
|
6720 char_u *name;
|
|
|
6721 int n = FALSE;
|
|
|
6722 static char *(has_list[]) =
|
|
|
6723 {
|
|
|
6724 #ifdef AMIGA
|
|
|
6725 "amiga",
|
|
|
6726 # ifdef FEAT_ARP
|
|
|
6727 "arp",
|
|
|
6728 # endif
|
|
|
6729 #endif
|
|
|
6730 #ifdef __BEOS__
|
|
|
6731 "beos",
|
|
|
6732 #endif
|
|
|
6733 #ifdef MSDOS
|
|
|
6734 # ifdef DJGPP
|
|
|
6735 "dos32",
|
|
|
6736 # else
|
|
|
6737 "dos16",
|
|
|
6738 # endif
|
|
|
6739 #endif
|
|
|
6740 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
6741 "mac",
|
|
|
6742 #endif
|
|
|
6743 #if defined(MACOS_X_UNIX)
|
|
|
6744 "macunix",
|
|
|
6745 #endif
|
|
|
6746 #ifdef OS2
|
|
|
6747 "os2",
|
|
|
6748 #endif
|
|
|
6749 #ifdef __QNX__
|
|
|
6750 "qnx",
|
|
|
6751 #endif
|
|
|
6752 #ifdef RISCOS
|
|
|
6753 "riscos",
|
|
|
6754 #endif
|
|
|
6755 #ifdef UNIX
|
|
|
6756 "unix",
|
|
|
6757 #endif
|
|
|
6758 #ifdef VMS
|
|
|
6759 "vms",
|
|
|
6760 #endif
|
|
|
6761 #ifdef WIN16
|
|
|
6762 "win16",
|
|
|
6763 #endif
|
|
|
6764 #ifdef WIN32
|
|
|
6765 "win32",
|
|
|
6766 #endif
|
|
|
6767 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
6768 "win32unix",
|
|
|
6769 #endif
|
|
|
6770 #ifdef WIN64
|
|
|
6771 "win64",
|
|
|
6772 #endif
|
|
|
6773 #ifdef EBCDIC
|
|
|
6774 "ebcdic",
|
|
|
6775 #endif
|
|
|
6776 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
6777 "fname_case",
|
|
|
6778 #endif
|
|
|
6779 #ifdef FEAT_ARABIC
|
|
|
6780 "arabic",
|
|
|
6781 #endif
|
|
|
6782 #ifdef FEAT_AUTOCMD
|
|
|
6783 "autocmd",
|
|
|
6784 #endif
|
|
|
6785 #ifdef FEAT_BEVAL
|
|
|
6786 "balloon_eval",
|
|
|
6787 #endif
|
|
|
6788 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
6789 "builtin_terms",
|
|
|
6790 # ifdef ALL_BUILTIN_TCAPS
|
|
|
6791 "all_builtin_terms",
|
|
|
6792 # endif
|
|
|
6793 #endif
|
|
|
6794 #ifdef FEAT_BYTEOFF
|
|
|
6795 "byte_offset",
|
|
|
6796 #endif
|
|
|
6797 #ifdef FEAT_CINDENT
|
|
|
6798 "cindent",
|
|
|
6799 #endif
|
|
|
6800 #ifdef FEAT_CLIENTSERVER
|
|
|
6801 "clientserver",
|
|
|
6802 #endif
|
|
|
6803 #ifdef FEAT_CLIPBOARD
|
|
|
6804 "clipboard",
|
|
|
6805 #endif
|
|
|
6806 #ifdef FEAT_CMDL_COMPL
|
|
|
6807 "cmdline_compl",
|
|
|
6808 #endif
|
|
|
6809 #ifdef FEAT_CMDHIST
|
|
|
6810 "cmdline_hist",
|
|
|
6811 #endif
|
|
|
6812 #ifdef FEAT_COMMENTS
|
|
|
6813 "comments",
|
|
|
6814 #endif
|
|
|
6815 #ifdef FEAT_CRYPT
|
|
|
6816 "cryptv",
|
|
|
6817 #endif
|
|
|
6818 #ifdef FEAT_CSCOPE
|
|
|
6819 "cscope",
|
|
|
6820 #endif
|
|
|
6821 #ifdef DEBUG
|
|
|
6822 "debug",
|
|
|
6823 #endif
|
|
|
6824 #ifdef FEAT_CON_DIALOG
|
|
|
6825 "dialog_con",
|
|
|
6826 #endif
|
|
|
6827 #ifdef FEAT_GUI_DIALOG
|
|
|
6828 "dialog_gui",
|
|
|
6829 #endif
|
|
|
6830 #ifdef FEAT_DIFF
|
|
|
6831 "diff",
|
|
|
6832 #endif
|
|
|
6833 #ifdef FEAT_DIGRAPHS
|
|
|
6834 "digraphs",
|
|
|
6835 #endif
|
|
|
6836 #ifdef FEAT_DND
|
|
|
6837 "dnd",
|
|
|
6838 #endif
|
|
|
6839 #ifdef FEAT_EMACS_TAGS
|
|
|
6840 "emacs_tags",
|
|
|
6841 #endif
|
|
|
6842 "eval", /* always present, of course! */
|
|
|
6843 #ifdef FEAT_EX_EXTRA
|
|
|
6844 "ex_extra",
|
|
|
6845 #endif
|
|
|
6846 #ifdef FEAT_SEARCH_EXTRA
|
|
|
6847 "extra_search",
|
|
|
6848 #endif
|
|
|
6849 #ifdef FEAT_FKMAP
|
|
|
6850 "farsi",
|
|
|
6851 #endif
|
|
|
6852 #ifdef FEAT_SEARCHPATH
|
|
|
6853 "file_in_path",
|
|
|
6854 #endif
|
|
|
6855 #ifdef FEAT_FIND_ID
|
|
|
6856 "find_in_path",
|
|
|
6857 #endif
|
|
|
6858 #ifdef FEAT_FOLDING
|
|
|
6859 "folding",
|
|
|
6860 #endif
|
|
|
6861 #ifdef FEAT_FOOTER
|
|
|
6862 "footer",
|
|
|
6863 #endif
|
|
|
6864 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
6865 "fork",
|
|
|
6866 #endif
|
|
|
6867 #ifdef FEAT_GETTEXT
|
|
|
6868 "gettext",
|
|
|
6869 #endif
|
|
|
6870 #ifdef FEAT_GUI
|
|
|
6871 "gui",
|
|
|
6872 #endif
|
|
|
6873 #ifdef FEAT_GUI_ATHENA
|
|
|
6874 # ifdef FEAT_GUI_NEXTAW
|
|
|
6875 "gui_neXtaw",
|
|
|
6876 # else
|
|
|
6877 "gui_athena",
|
|
|
6878 # endif
|
|
|
6879 #endif
|
|
11
|
6880 #ifdef FEAT_GUI_KDE
|
|
|
6881 "gui_kde",
|
|
|
6882 #endif
|
|
7
|
6883 #ifdef FEAT_GUI_GTK
|
|
|
6884 "gui_gtk",
|
|
|
6885 # ifdef HAVE_GTK2
|
|
|
6886 "gui_gtk2",
|
|
|
6887 # endif
|
|
|
6888 #endif
|
|
|
6889 #ifdef FEAT_GUI_MAC
|
|
|
6890 "gui_mac",
|
|
|
6891 #endif
|
|
|
6892 #ifdef FEAT_GUI_MOTIF
|
|
|
6893 "gui_motif",
|
|
|
6894 #endif
|
|
|
6895 #ifdef FEAT_GUI_PHOTON
|
|
|
6896 "gui_photon",
|
|
|
6897 #endif
|
|
|
6898 #ifdef FEAT_GUI_W16
|
|
|
6899 "gui_win16",
|
|
|
6900 #endif
|
|
|
6901 #ifdef FEAT_GUI_W32
|
|
|
6902 "gui_win32",
|
|
|
6903 #endif
|
|
|
6904 #ifdef FEAT_HANGULIN
|
|
|
6905 "hangul_input",
|
|
|
6906 #endif
|
|
|
6907 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
6908 "iconv",
|
|
|
6909 #endif
|
|
|
6910 #ifdef FEAT_INS_EXPAND
|
|
|
6911 "insert_expand",
|
|
|
6912 #endif
|
|
|
6913 #ifdef FEAT_JUMPLIST
|
|
|
6914 "jumplist",
|
|
|
6915 #endif
|
|
|
6916 #ifdef FEAT_KEYMAP
|
|
|
6917 "keymap",
|
|
|
6918 #endif
|
|
|
6919 #ifdef FEAT_LANGMAP
|
|
|
6920 "langmap",
|
|
|
6921 #endif
|
|
|
6922 #ifdef FEAT_LIBCALL
|
|
|
6923 "libcall",
|
|
|
6924 #endif
|
|
|
6925 #ifdef FEAT_LINEBREAK
|
|
|
6926 "linebreak",
|
|
|
6927 #endif
|
|
|
6928 #ifdef FEAT_LISP
|
|
|
6929 "lispindent",
|
|
|
6930 #endif
|
|
|
6931 #ifdef FEAT_LISTCMDS
|
|
|
6932 "listcmds",
|
|
|
6933 #endif
|
|
|
6934 #ifdef FEAT_LOCALMAP
|
|
|
6935 "localmap",
|
|
|
6936 #endif
|
|
|
6937 #ifdef FEAT_MENU
|
|
|
6938 "menu",
|
|
|
6939 #endif
|
|
|
6940 #ifdef FEAT_SESSION
|
|
|
6941 "mksession",
|
|
|
6942 #endif
|
|
|
6943 #ifdef FEAT_MODIFY_FNAME
|
|
|
6944 "modify_fname",
|
|
|
6945 #endif
|
|
|
6946 #ifdef FEAT_MOUSE
|
|
|
6947 "mouse",
|
|
|
6948 #endif
|
|
|
6949 #ifdef FEAT_MOUSESHAPE
|
|
|
6950 "mouseshape",
|
|
|
6951 #endif
|
|
|
6952 #if defined(UNIX) || defined(VMS)
|
|
|
6953 # ifdef FEAT_MOUSE_DEC
|
|
|
6954 "mouse_dec",
|
|
|
6955 # endif
|
|
|
6956 # ifdef FEAT_MOUSE_GPM
|
|
|
6957 "mouse_gpm",
|
|
|
6958 # endif
|
|
|
6959 # ifdef FEAT_MOUSE_JSB
|
|
|
6960 "mouse_jsbterm",
|
|
|
6961 # endif
|
|
|
6962 # ifdef FEAT_MOUSE_NET
|
|
|
6963 "mouse_netterm",
|
|
|
6964 # endif
|
|
|
6965 # ifdef FEAT_MOUSE_PTERM
|
|
|
6966 "mouse_pterm",
|
|
|
6967 # endif
|
|
|
6968 # ifdef FEAT_MOUSE_XTERM
|
|
|
6969 "mouse_xterm",
|
|
|
6970 # endif
|
|
|
6971 #endif
|
|
|
6972 #ifdef FEAT_MBYTE
|
|
|
6973 "multi_byte",
|
|
|
6974 #endif
|
|
|
6975 #ifdef FEAT_MBYTE_IME
|
|
|
6976 "multi_byte_ime",
|
|
|
6977 #endif
|
|
|
6978 #ifdef FEAT_MULTI_LANG
|
|
|
6979 "multi_lang",
|
|
|
6980 #endif
|
|
14
|
6981 #ifdef FEAT_MZSCHEME
|
|
|
6982 "mzscheme",
|
|
|
6983 #endif
|
|
7
|
6984 #ifdef FEAT_OLE
|
|
|
6985 "ole",
|
|
|
6986 #endif
|
|
|
6987 #ifdef FEAT_OSFILETYPE
|
|
|
6988 "osfiletype",
|
|
|
6989 #endif
|
|
|
6990 #ifdef FEAT_PATH_EXTRA
|
|
|
6991 "path_extra",
|
|
|
6992 #endif
|
|
|
6993 #ifdef FEAT_PERL
|
|
|
6994 #ifndef DYNAMIC_PERL
|
|
|
6995 "perl",
|
|
|
6996 #endif
|
|
|
6997 #endif
|
|
|
6998 #ifdef FEAT_PYTHON
|
|
|
6999 #ifndef DYNAMIC_PYTHON
|
|
|
7000 "python",
|
|
|
7001 #endif
|
|
|
7002 #endif
|
|
|
7003 #ifdef FEAT_POSTSCRIPT
|
|
|
7004 "postscript",
|
|
|
7005 #endif
|
|
|
7006 #ifdef FEAT_PRINTER
|
|
|
7007 "printer",
|
|
|
7008 #endif
|
|
|
7009 #ifdef FEAT_QUICKFIX
|
|
|
7010 "quickfix",
|
|
|
7011 #endif
|
|
|
7012 #ifdef FEAT_RIGHTLEFT
|
|
|
7013 "rightleft",
|
|
|
7014 #endif
|
|
|
7015 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
7016 "ruby",
|
|
|
7017 #endif
|
|
|
7018 #ifdef FEAT_SCROLLBIND
|
|
|
7019 "scrollbind",
|
|
|
7020 #endif
|
|
|
7021 #ifdef FEAT_CMDL_INFO
|
|
|
7022 "showcmd",
|
|
|
7023 "cmdline_info",
|
|
|
7024 #endif
|
|
|
7025 #ifdef FEAT_SIGNS
|
|
|
7026 "signs",
|
|
|
7027 #endif
|
|
|
7028 #ifdef FEAT_SMARTINDENT
|
|
|
7029 "smartindent",
|
|
|
7030 #endif
|
|
|
7031 #ifdef FEAT_SNIFF
|
|
|
7032 "sniff",
|
|
|
7033 #endif
|
|
|
7034 #ifdef FEAT_STL_OPT
|
|
|
7035 "statusline",
|
|
|
7036 #endif
|
|
|
7037 #ifdef FEAT_SUN_WORKSHOP
|
|
|
7038 "sun_workshop",
|
|
|
7039 #endif
|
|
|
7040 #ifdef FEAT_NETBEANS_INTG
|
|
|
7041 "netbeans_intg",
|
|
|
7042 #endif
|
|
|
7043 #ifdef FEAT_SYN_HL
|
|
|
7044 "syntax",
|
|
|
7045 #endif
|
|
|
7046 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
7047 "system",
|
|
|
7048 #endif
|
|
|
7049 #ifdef FEAT_TAG_BINS
|
|
|
7050 "tag_binary",
|
|
|
7051 #endif
|
|
|
7052 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
7053 "tag_old_static",
|
|
|
7054 #endif
|
|
|
7055 #ifdef FEAT_TAG_ANYWHITE
|
|
|
7056 "tag_any_white",
|
|
|
7057 #endif
|
|
|
7058 #ifdef FEAT_TCL
|
|
|
7059 # ifndef DYNAMIC_TCL
|
|
|
7060 "tcl",
|
|
|
7061 # endif
|
|
|
7062 #endif
|
|
|
7063 #ifdef TERMINFO
|
|
|
7064 "terminfo",
|
|
|
7065 #endif
|
|
|
7066 #ifdef FEAT_TERMRESPONSE
|
|
|
7067 "termresponse",
|
|
|
7068 #endif
|
|
|
7069 #ifdef FEAT_TEXTOBJ
|
|
|
7070 "textobjects",
|
|
|
7071 #endif
|
|
|
7072 #ifdef HAVE_TGETENT
|
|
|
7073 "tgetent",
|
|
|
7074 #endif
|
|
|
7075 #ifdef FEAT_TITLE
|
|
|
7076 "title",
|
|
|
7077 #endif
|
|
|
7078 #ifdef FEAT_TOOLBAR
|
|
|
7079 "toolbar",
|
|
|
7080 #endif
|
|
|
7081 #ifdef FEAT_USR_CMDS
|
|
|
7082 "user-commands", /* was accidentally included in 5.4 */
|
|
|
7083 "user_commands",
|
|
|
7084 #endif
|
|
|
7085 #ifdef FEAT_VIMINFO
|
|
|
7086 "viminfo",
|
|
|
7087 #endif
|
|
|
7088 #ifdef FEAT_VERTSPLIT
|
|
|
7089 "vertsplit",
|
|
|
7090 #endif
|
|
|
7091 #ifdef FEAT_VIRTUALEDIT
|
|
|
7092 "virtualedit",
|
|
|
7093 #endif
|
|
|
7094 #ifdef FEAT_VISUAL
|
|
|
7095 "visual",
|
|
|
7096 #endif
|
|
|
7097 #ifdef FEAT_VISUALEXTRA
|
|
|
7098 "visualextra",
|
|
|
7099 #endif
|
|
|
7100 #ifdef FEAT_VREPLACE
|
|
|
7101 "vreplace",
|
|
|
7102 #endif
|
|
|
7103 #ifdef FEAT_WILDIGN
|
|
|
7104 "wildignore",
|
|
|
7105 #endif
|
|
|
7106 #ifdef FEAT_WILDMENU
|
|
|
7107 "wildmenu",
|
|
|
7108 #endif
|
|
|
7109 #ifdef FEAT_WINDOWS
|
|
|
7110 "windows",
|
|
|
7111 #endif
|
|
|
7112 #ifdef FEAT_WAK
|
|
|
7113 "winaltkeys",
|
|
|
7114 #endif
|
|
|
7115 #ifdef FEAT_WRITEBACKUP
|
|
|
7116 "writebackup",
|
|
|
7117 #endif
|
|
|
7118 #ifdef FEAT_XIM
|
|
|
7119 "xim",
|
|
|
7120 #endif
|
|
|
7121 #ifdef FEAT_XFONTSET
|
|
|
7122 "xfontset",
|
|
|
7123 #endif
|
|
|
7124 #ifdef USE_XSMP
|
|
|
7125 "xsmp",
|
|
|
7126 #endif
|
|
|
7127 #ifdef USE_XSMP_INTERACT
|
|
|
7128 "xsmp_interact",
|
|
|
7129 #endif
|
|
|
7130 #ifdef FEAT_XCLIPBOARD
|
|
|
7131 "xterm_clipboard",
|
|
|
7132 #endif
|
|
|
7133 #ifdef FEAT_XTERM_SAVE
|
|
|
7134 "xterm_save",
|
|
|
7135 #endif
|
|
|
7136 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
7137 "X11",
|
|
|
7138 #endif
|
|
|
7139 NULL
|
|
|
7140 };
|
|
|
7141
|
|
71
|
7142 name = get_tv_string(&argvars[0]);
|
|
7
|
7143 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
7144 if (STRICMP(name, has_list[i]) == 0)
|
|
|
7145 {
|
|
|
7146 n = TRUE;
|
|
|
7147 break;
|
|
|
7148 }
|
|
|
7149
|
|
|
7150 if (n == FALSE)
|
|
|
7151 {
|
|
|
7152 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
7153 n = has_patch(atoi((char *)name + 5));
|
|
|
7154 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
7155 n = (starting != 0);
|
|
|
7156 #ifdef DYNAMIC_TCL
|
|
|
7157 else if (STRICMP(name, "tcl") == 0)
|
|
|
7158 n = tcl_enabled(FALSE);
|
|
|
7159 #endif
|
|
|
7160 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
7161 else if (STRICMP(name, "iconv") == 0)
|
|
|
7162 n = iconv_enabled(FALSE);
|
|
|
7163 #endif
|
|
|
7164 #ifdef DYNAMIC_RUBY
|
|
|
7165 else if (STRICMP(name, "ruby") == 0)
|
|
|
7166 n = ruby_enabled(FALSE);
|
|
|
7167 #endif
|
|
|
7168 #ifdef DYNAMIC_PYTHON
|
|
|
7169 else if (STRICMP(name, "python") == 0)
|
|
|
7170 n = python_enabled(FALSE);
|
|
|
7171 #endif
|
|
|
7172 #ifdef DYNAMIC_PERL
|
|
|
7173 else if (STRICMP(name, "perl") == 0)
|
|
|
7174 n = perl_enabled(FALSE);
|
|
|
7175 #endif
|
|
|
7176 #ifdef FEAT_GUI
|
|
|
7177 else if (STRICMP(name, "gui_running") == 0)
|
|
|
7178 n = (gui.in_use || gui.starting);
|
|
|
7179 # ifdef FEAT_GUI_W32
|
|
|
7180 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
7181 n = gui_is_win32s();
|
|
|
7182 # endif
|
|
|
7183 # ifdef FEAT_BROWSE
|
|
|
7184 else if (STRICMP(name, "browse") == 0)
|
|
|
7185 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
7186 # endif
|
|
|
7187 #endif
|
|
|
7188 #ifdef FEAT_SYN_HL
|
|
|
7189 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
7190 n = syntax_present(curbuf);
|
|
|
7191 #endif
|
|
|
7192 #if defined(WIN3264)
|
|
|
7193 else if (STRICMP(name, "win95") == 0)
|
|
|
7194 n = mch_windows95();
|
|
|
7195 #endif
|
|
34
|
7196 #ifdef FEAT_NETBEANS_INTG
|
|
|
7197 else if (STRICMP(name, "netbeans_enabled") == 0)
|
|
|
7198 n = usingNetbeans;
|
|
|
7199 #endif
|
|
7
|
7200 }
|
|
|
7201
|
|
71
|
7202 rettv->vval.v_number = n;
|
|
7
|
7203 }
|
|
|
7204
|
|
|
7205 /*
|
|
|
7206 * "hasmapto()" function
|
|
|
7207 */
|
|
|
7208 static void
|
|
71
|
7209 f_hasmapto(argvars, rettv)
|
|
|
7210 typeval *argvars;
|
|
|
7211 typeval *rettv;
|
|
7
|
7212 {
|
|
|
7213 char_u *name;
|
|
|
7214 char_u *mode;
|
|
|
7215 char_u buf[NUMBUFLEN];
|
|
|
7216
|
|
71
|
7217 name = get_tv_string(&argvars[0]);
|
|
56
|
7218 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7219 mode = (char_u *)"nvo";
|
|
|
7220 else
|
|
71
|
7221 mode = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7222
|
|
|
7223 if (map_to_exists(name, mode))
|
|
71
|
7224 rettv->vval.v_number = TRUE;
|
|
|
7225 else
|
|
|
7226 rettv->vval.v_number = FALSE;
|
|
7
|
7227 }
|
|
|
7228
|
|
|
7229 /*
|
|
|
7230 * "histadd()" function
|
|
|
7231 */
|
|
|
7232 /*ARGSUSED*/
|
|
|
7233 static void
|
|
71
|
7234 f_histadd(argvars, rettv)
|
|
|
7235 typeval *argvars;
|
|
|
7236 typeval *rettv;
|
|
7
|
7237 {
|
|
|
7238 #ifdef FEAT_CMDHIST
|
|
|
7239 int histype;
|
|
|
7240 char_u *str;
|
|
|
7241 char_u buf[NUMBUFLEN];
|
|
|
7242 #endif
|
|
|
7243
|
|
71
|
7244 rettv->vval.v_number = FALSE;
|
|
7
|
7245 if (check_restricted() || check_secure())
|
|
|
7246 return;
|
|
|
7247 #ifdef FEAT_CMDHIST
|
|
71
|
7248 histype = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
7249 if (histype >= 0)
|
|
|
7250 {
|
|
71
|
7251 str = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7252 if (*str != NUL)
|
|
|
7253 {
|
|
|
7254 add_to_history(histype, str, FALSE, NUL);
|
|
71
|
7255 rettv->vval.v_number = TRUE;
|
|
7
|
7256 return;
|
|
|
7257 }
|
|
|
7258 }
|
|
|
7259 #endif
|
|
|
7260 }
|
|
|
7261
|
|
|
7262 /*
|
|
|
7263 * "histdel()" function
|
|
|
7264 */
|
|
|
7265 /*ARGSUSED*/
|
|
|
7266 static void
|
|
71
|
7267 f_histdel(argvars, rettv)
|
|
|
7268 typeval *argvars;
|
|
|
7269 typeval *rettv;
|
|
7
|
7270 {
|
|
|
7271 #ifdef FEAT_CMDHIST
|
|
|
7272 int n;
|
|
|
7273 char_u buf[NUMBUFLEN];
|
|
|
7274
|
|
56
|
7275 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7276 /* only one argument: clear entire history */
|
|
71
|
7277 n = clr_history(get_histtype(get_tv_string(&argvars[0])));
|
|
56
|
7278 else if (argvars[1].v_type == VAR_NUMBER)
|
|
7
|
7279 /* index given: remove that entry */
|
|
71
|
7280 n = del_history_idx(get_histtype(get_tv_string(&argvars[0])),
|
|
|
7281 (int)get_tv_number(&argvars[1]));
|
|
7
|
7282 else
|
|
|
7283 /* string given: remove all matching entries */
|
|
71
|
7284 n = del_history_entry(get_histtype(get_tv_string(&argvars[0])),
|
|
|
7285 get_tv_string_buf(&argvars[1], buf));
|
|
|
7286 rettv->vval.v_number = n;
|
|
7
|
7287 #else
|
|
71
|
7288 rettv->vval.v_number = 0;
|
|
7
|
7289 #endif
|
|
|
7290 }
|
|
|
7291
|
|
|
7292 /*
|
|
|
7293 * "histget()" function
|
|
|
7294 */
|
|
|
7295 /*ARGSUSED*/
|
|
|
7296 static void
|
|
71
|
7297 f_histget(argvars, rettv)
|
|
|
7298 typeval *argvars;
|
|
|
7299 typeval *rettv;
|
|
7
|
7300 {
|
|
|
7301 #ifdef FEAT_CMDHIST
|
|
|
7302 int type;
|
|
|
7303 int idx;
|
|
|
7304
|
|
71
|
7305 type = get_histtype(get_tv_string(&argvars[0]));
|
|
56
|
7306 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7307 idx = get_history_idx(type);
|
|
|
7308 else
|
|
71
|
7309 idx = (int)get_tv_number(&argvars[1]);
|
|
|
7310 rettv->vval.v_string = vim_strsave(get_history_entry(type, idx));
|
|
7
|
7311 #else
|
|
71
|
7312 rettv->vval.v_string = NULL;
|
|
|
7313 #endif
|
|
|
7314 rettv->v_type = VAR_STRING;
|
|
7
|
7315 }
|
|
|
7316
|
|
|
7317 /*
|
|
|
7318 * "histnr()" function
|
|
|
7319 */
|
|
|
7320 /*ARGSUSED*/
|
|
|
7321 static void
|
|
71
|
7322 f_histnr(argvars, rettv)
|
|
|
7323 typeval *argvars;
|
|
|
7324 typeval *rettv;
|
|
7
|
7325 {
|
|
|
7326 int i;
|
|
|
7327
|
|
|
7328 #ifdef FEAT_CMDHIST
|
|
71
|
7329 i = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
7330 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
7331 i = get_history_idx(i);
|
|
|
7332 else
|
|
|
7333 #endif
|
|
|
7334 i = -1;
|
|
71
|
7335 rettv->vval.v_number = i;
|
|
7
|
7336 }
|
|
|
7337
|
|
|
7338 /*
|
|
83
|
7339 * "highlightID(name)" function
|
|
|
7340 */
|
|
|
7341 static void
|
|
|
7342 f_hlID(argvars, rettv)
|
|
|
7343 typeval *argvars;
|
|
|
7344 typeval *rettv;
|
|
|
7345 {
|
|
|
7346 rettv->vval.v_number = syn_name2id(get_tv_string(&argvars[0]));
|
|
|
7347 }
|
|
|
7348
|
|
|
7349 /*
|
|
7
|
7350 * "highlight_exists()" function
|
|
|
7351 */
|
|
|
7352 static void
|
|
71
|
7353 f_hlexists(argvars, rettv)
|
|
|
7354 typeval *argvars;
|
|
|
7355 typeval *rettv;
|
|
|
7356 {
|
|
|
7357 rettv->vval.v_number = highlight_exists(get_tv_string(&argvars[0]));
|
|
7
|
7358 }
|
|
|
7359
|
|
|
7360 /*
|
|
|
7361 * "hostname()" function
|
|
|
7362 */
|
|
|
7363 /*ARGSUSED*/
|
|
|
7364 static void
|
|
71
|
7365 f_hostname(argvars, rettv)
|
|
|
7366 typeval *argvars;
|
|
|
7367 typeval *rettv;
|
|
7
|
7368 {
|
|
|
7369 char_u hostname[256];
|
|
|
7370
|
|
|
7371 mch_get_host_name(hostname, 256);
|
|
71
|
7372 rettv->v_type = VAR_STRING;
|
|
|
7373 rettv->vval.v_string = vim_strsave(hostname);
|
|
7
|
7374 }
|
|
|
7375
|
|
|
7376 /*
|
|
|
7377 * iconv() function
|
|
|
7378 */
|
|
|
7379 /*ARGSUSED*/
|
|
|
7380 static void
|
|
71
|
7381 f_iconv(argvars, rettv)
|
|
|
7382 typeval *argvars;
|
|
|
7383 typeval *rettv;
|
|
7
|
7384 {
|
|
|
7385 #ifdef FEAT_MBYTE
|
|
|
7386 char_u buf1[NUMBUFLEN];
|
|
|
7387 char_u buf2[NUMBUFLEN];
|
|
|
7388 char_u *from, *to, *str;
|
|
|
7389 vimconv_T vimconv;
|
|
|
7390 #endif
|
|
|
7391
|
|
71
|
7392 rettv->v_type = VAR_STRING;
|
|
|
7393 rettv->vval.v_string = NULL;
|
|
7
|
7394
|
|
|
7395 #ifdef FEAT_MBYTE
|
|
71
|
7396 str = get_tv_string(&argvars[0]);
|
|
|
7397 from = enc_canonize(enc_skip(get_tv_string_buf(&argvars[1], buf1)));
|
|
|
7398 to = enc_canonize(enc_skip(get_tv_string_buf(&argvars[2], buf2)));
|
|
7
|
7399 vimconv.vc_type = CONV_NONE;
|
|
|
7400 convert_setup(&vimconv, from, to);
|
|
|
7401
|
|
|
7402 /* If the encodings are equal, no conversion needed. */
|
|
|
7403 if (vimconv.vc_type == CONV_NONE)
|
|
71
|
7404 rettv->vval.v_string = vim_strsave(str);
|
|
|
7405 else
|
|
|
7406 rettv->vval.v_string = string_convert(&vimconv, str, NULL);
|
|
7
|
7407
|
|
|
7408 convert_setup(&vimconv, NULL, NULL);
|
|
|
7409 vim_free(from);
|
|
|
7410 vim_free(to);
|
|
|
7411 #endif
|
|
|
7412 }
|
|
|
7413
|
|
|
7414 /*
|
|
|
7415 * "indent()" function
|
|
|
7416 */
|
|
|
7417 static void
|
|
71
|
7418 f_indent(argvars, rettv)
|
|
|
7419 typeval *argvars;
|
|
|
7420 typeval *rettv;
|
|
7
|
7421 {
|
|
|
7422 linenr_T lnum;
|
|
|
7423
|
|
71
|
7424 lnum = get_tv_lnum(argvars);
|
|
7
|
7425 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
7426 rettv->vval.v_number = get_indent_lnum(lnum);
|
|
|
7427 else
|
|
|
7428 rettv->vval.v_number = -1;
|
|
7
|
7429 }
|
|
|
7430
|
|
80
|
7431 /*
|
|
|
7432 * "index()" function
|
|
|
7433 */
|
|
|
7434 static void
|
|
|
7435 f_index(argvars, rettv)
|
|
|
7436 typeval *argvars;
|
|
|
7437 typeval *rettv;
|
|
|
7438 {
|
|
|
7439 listvar *l;
|
|
|
7440 listitem *item;
|
|
|
7441 long idx = 0;
|
|
|
7442 int ic = FALSE;
|
|
|
7443
|
|
|
7444 rettv->vval.v_number = -1;
|
|
|
7445 if (argvars[0].v_type != VAR_LIST)
|
|
|
7446 {
|
|
|
7447 EMSG(_(e_listreq));
|
|
|
7448 return;
|
|
|
7449 }
|
|
|
7450 l = argvars[0].vval.v_list;
|
|
|
7451 if (l != NULL)
|
|
|
7452 {
|
|
|
7453 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
7454 ic = get_tv_number(&argvars[2]);
|
|
|
7455
|
|
|
7456 for (item = l->lv_first; item != NULL; item = item->li_next, ++idx)
|
|
|
7457 if (tv_equal(&item->li_tv, &argvars[1], ic))
|
|
|
7458 {
|
|
|
7459 rettv->vval.v_number = idx;
|
|
|
7460 break;
|
|
|
7461 }
|
|
|
7462 }
|
|
|
7463 }
|
|
|
7464
|
|
7
|
7465 static int inputsecret_flag = 0;
|
|
|
7466
|
|
|
7467 /*
|
|
|
7468 * "input()" function
|
|
|
7469 * Also handles inputsecret() when inputsecret is set.
|
|
|
7470 */
|
|
|
7471 static void
|
|
71
|
7472 f_input(argvars, rettv)
|
|
|
7473 typeval *argvars;
|
|
|
7474 typeval *rettv;
|
|
|
7475 {
|
|
|
7476 char_u *prompt = get_tv_string(&argvars[0]);
|
|
7
|
7477 char_u *p = NULL;
|
|
|
7478 int c;
|
|
|
7479 char_u buf[NUMBUFLEN];
|
|
|
7480 int cmd_silent_save = cmd_silent;
|
|
|
7481
|
|
71
|
7482 rettv->v_type = VAR_STRING;
|
|
7
|
7483
|
|
|
7484 #ifdef NO_CONSOLE_INPUT
|
|
|
7485 /* While starting up, there is no place to enter text. */
|
|
|
7486 if (no_console_input())
|
|
|
7487 {
|
|
71
|
7488 rettv->vval.v_string = NULL;
|
|
7
|
7489 return;
|
|
|
7490 }
|
|
|
7491 #endif
|
|
|
7492
|
|
|
7493 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
7494 if (prompt != NULL)
|
|
|
7495 {
|
|
|
7496 /* Only the part of the message after the last NL is considered as
|
|
|
7497 * prompt for the command line */
|
|
|
7498 p = vim_strrchr(prompt, '\n');
|
|
|
7499 if (p == NULL)
|
|
|
7500 p = prompt;
|
|
|
7501 else
|
|
|
7502 {
|
|
|
7503 ++p;
|
|
|
7504 c = *p;
|
|
|
7505 *p = NUL;
|
|
|
7506 msg_start();
|
|
|
7507 msg_clr_eos();
|
|
|
7508 msg_puts_attr(prompt, echo_attr);
|
|
|
7509 msg_didout = FALSE;
|
|
|
7510 msg_starthere();
|
|
|
7511 *p = c;
|
|
|
7512 }
|
|
|
7513 cmdline_row = msg_row;
|
|
|
7514 }
|
|
|
7515
|
|
56
|
7516 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
7517 stuffReadbuffSpec(get_tv_string_buf(&argvars[1], buf));
|
|
|
7518
|
|
|
7519 rettv->vval.v_string =
|
|
7
|
7520 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
7521
|
|
|
7522 /* since the user typed this, no need to wait for return */
|
|
|
7523 need_wait_return = FALSE;
|
|
|
7524 msg_didout = FALSE;
|
|
|
7525 cmd_silent = cmd_silent_save;
|
|
|
7526 }
|
|
|
7527
|
|
|
7528 /*
|
|
|
7529 * "inputdialog()" function
|
|
|
7530 */
|
|
|
7531 static void
|
|
71
|
7532 f_inputdialog(argvars, rettv)
|
|
|
7533 typeval *argvars;
|
|
|
7534 typeval *rettv;
|
|
7
|
7535 {
|
|
|
7536 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
7537 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
7538 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
7539 {
|
|
|
7540 char_u *message;
|
|
|
7541 char_u buf[NUMBUFLEN];
|
|
|
7542
|
|
71
|
7543 message = get_tv_string(&argvars[0]);
|
|
56
|
7544 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
7545 {
|
|
71
|
7546 STRNCPY(IObuff, get_tv_string_buf(&argvars[1], buf), IOSIZE);
|
|
7
|
7547 IObuff[IOSIZE - 1] = NUL;
|
|
|
7548 }
|
|
|
7549 else
|
|
|
7550 IObuff[0] = NUL;
|
|
|
7551 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
7552 1, IObuff) == 1)
|
|
71
|
7553 rettv->vval.v_string = vim_strsave(IObuff);
|
|
7
|
7554 else
|
|
|
7555 {
|
|
56
|
7556 if (argvars[1].v_type != VAR_UNKNOWN
|
|
|
7557 && argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
7558 rettv->vval.v_string = vim_strsave(
|
|
|
7559 get_tv_string_buf(&argvars[2], buf));
|
|
7
|
7560 else
|
|
71
|
7561 rettv->vval.v_string = NULL;
|
|
|
7562 }
|
|
|
7563 rettv->v_type = VAR_STRING;
|
|
|
7564 }
|
|
|
7565 else
|
|
|
7566 #endif
|
|
|
7567 f_input(argvars, rettv);
|
|
7
|
7568 }
|
|
|
7569
|
|
|
7570 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
7571
|
|
|
7572 /*
|
|
|
7573 * "inputrestore()" function
|
|
|
7574 */
|
|
|
7575 /*ARGSUSED*/
|
|
|
7576 static void
|
|
71
|
7577 f_inputrestore(argvars, rettv)
|
|
|
7578 typeval *argvars;
|
|
|
7579 typeval *rettv;
|
|
7
|
7580 {
|
|
|
7581 if (ga_userinput.ga_len > 0)
|
|
|
7582 {
|
|
|
7583 --ga_userinput.ga_len;
|
|
|
7584 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
7585 + ga_userinput.ga_len);
|
|
71
|
7586 rettv->vval.v_number = 0; /* OK */
|
|
7
|
7587 }
|
|
|
7588 else if (p_verbose > 1)
|
|
|
7589 {
|
|
|
7590 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
71
|
7591 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
7592 }
|
|
|
7593 }
|
|
|
7594
|
|
|
7595 /*
|
|
|
7596 * "inputsave()" function
|
|
|
7597 */
|
|
|
7598 /*ARGSUSED*/
|
|
|
7599 static void
|
|
71
|
7600 f_inputsave(argvars, rettv)
|
|
|
7601 typeval *argvars;
|
|
|
7602 typeval *rettv;
|
|
7
|
7603 {
|
|
|
7604 /* Add an entry to the stack of typehead storage. */
|
|
|
7605 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
7606 {
|
|
|
7607 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
7608 + ga_userinput.ga_len);
|
|
|
7609 ++ga_userinput.ga_len;
|
|
71
|
7610 rettv->vval.v_number = 0; /* OK */
|
|
|
7611 }
|
|
|
7612 else
|
|
|
7613 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
7614 }
|
|
|
7615
|
|
|
7616 /*
|
|
|
7617 * "inputsecret()" function
|
|
|
7618 */
|
|
|
7619 static void
|
|
71
|
7620 f_inputsecret(argvars, rettv)
|
|
|
7621 typeval *argvars;
|
|
|
7622 typeval *rettv;
|
|
7
|
7623 {
|
|
|
7624 ++cmdline_star;
|
|
|
7625 ++inputsecret_flag;
|
|
71
|
7626 f_input(argvars, rettv);
|
|
7
|
7627 --cmdline_star;
|
|
|
7628 --inputsecret_flag;
|
|
|
7629 }
|
|
|
7630
|
|
|
7631 /*
|
|
56
|
7632 * "insert()" function
|
|
|
7633 */
|
|
|
7634 static void
|
|
71
|
7635 f_insert(argvars, rettv)
|
|
|
7636 typeval *argvars;
|
|
|
7637 typeval *rettv;
|
|
56
|
7638 {
|
|
|
7639 long before = 0;
|
|
|
7640 long n;
|
|
|
7641 listitem *item;
|
|
|
7642 listvar *l;
|
|
|
7643
|
|
|
7644 if (argvars[0].v_type != VAR_LIST)
|
|
83
|
7645 EMSG2(_(e_listarg), "insert()");
|
|
56
|
7646 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
7647 {
|
|
|
7648 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
7649 before = get_tv_number(&argvars[2]);
|
|
56
|
7650
|
|
80
|
7651 n = before;
|
|
|
7652 item = list_find_ext(l, &n);
|
|
56
|
7653 if (n > 0)
|
|
|
7654 EMSGN(_(e_listidx), before);
|
|
|
7655 else
|
|
|
7656 {
|
|
80
|
7657 list_insert_tv(l, &argvars[1], item);
|
|
|
7658 ++l->lv_refcount;
|
|
|
7659 copy_tv(&argvars[0], rettv);
|
|
56
|
7660 }
|
|
|
7661 }
|
|
|
7662 }
|
|
|
7663
|
|
|
7664 /*
|
|
7
|
7665 * "isdirectory()" function
|
|
|
7666 */
|
|
|
7667 static void
|
|
71
|
7668 f_isdirectory(argvars, rettv)
|
|
|
7669 typeval *argvars;
|
|
|
7670 typeval *rettv;
|
|
|
7671 {
|
|
|
7672 rettv->vval.v_number = mch_isdir(get_tv_string(&argvars[0]));
|
|
7
|
7673 }
|
|
|
7674
|
|
|
7675 /*
|
|
|
7676 * "last_buffer_nr()" function.
|
|
|
7677 */
|
|
|
7678 /*ARGSUSED*/
|
|
|
7679 static void
|
|
71
|
7680 f_last_buffer_nr(argvars, rettv)
|
|
|
7681 typeval *argvars;
|
|
|
7682 typeval *rettv;
|
|
7
|
7683 {
|
|
|
7684 int n = 0;
|
|
|
7685 buf_T *buf;
|
|
|
7686
|
|
|
7687 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
7688 if (n < buf->b_fnum)
|
|
|
7689 n = buf->b_fnum;
|
|
|
7690
|
|
71
|
7691 rettv->vval.v_number = n;
|
|
56
|
7692 }
|
|
|
7693
|
|
|
7694 /*
|
|
|
7695 * "len()" function
|
|
|
7696 */
|
|
|
7697 static void
|
|
71
|
7698 f_len(argvars, rettv)
|
|
|
7699 typeval *argvars;
|
|
|
7700 typeval *rettv;
|
|
56
|
7701 {
|
|
|
7702 switch (argvars[0].v_type)
|
|
|
7703 {
|
|
|
7704 case VAR_STRING:
|
|
|
7705 case VAR_NUMBER:
|
|
71
|
7706 rettv->vval.v_number = (varnumber_T)STRLEN(
|
|
|
7707 get_tv_string(&argvars[0]));
|
|
56
|
7708 break;
|
|
|
7709 case VAR_LIST:
|
|
71
|
7710 rettv->vval.v_number = list_len(argvars[0].vval.v_list);
|
|
56
|
7711 break;
|
|
|
7712 default:
|
|
|
7713 EMSG(_("E999: Invalid type for len()"));
|
|
|
7714 break;
|
|
|
7715 }
|
|
|
7716 }
|
|
|
7717
|
|
83
|
7718 static void libcall_common __ARGS((typeval *argvars, typeval *rettv, int type));
|
|
71
|
7719
|
|
|
7720 static void
|
|
|
7721 libcall_common(argvars, rettv, type)
|
|
|
7722 typeval *argvars;
|
|
|
7723 typeval *rettv;
|
|
56
|
7724 int type;
|
|
|
7725 {
|
|
|
7726 #ifdef FEAT_LIBCALL
|
|
|
7727 char_u *string_in;
|
|
|
7728 char_u **string_result;
|
|
|
7729 int nr_result;
|
|
|
7730 #endif
|
|
|
7731
|
|
71
|
7732 rettv->v_type = type;
|
|
56
|
7733 if (type == VAR_NUMBER)
|
|
71
|
7734 rettv->vval.v_number = 0;
|
|
|
7735 else
|
|
|
7736 rettv->vval.v_string = NULL;
|
|
56
|
7737
|
|
|
7738 if (check_restricted() || check_secure())
|
|
|
7739 return;
|
|
|
7740
|
|
|
7741 #ifdef FEAT_LIBCALL
|
|
|
7742 /* The first two args must be strings, otherwise its meaningless */
|
|
|
7743 if (argvars[0].v_type == VAR_STRING && argvars[1].v_type == VAR_STRING)
|
|
|
7744 {
|
|
|
7745 if (argvars[2].v_type == VAR_NUMBER)
|
|
|
7746 string_in = NULL;
|
|
|
7747 else
|
|
|
7748 string_in = argvars[2].vval.v_string;
|
|
|
7749 if (type == VAR_NUMBER)
|
|
|
7750 string_result = NULL;
|
|
|
7751 else
|
|
71
|
7752 string_result = &rettv->vval.v_string;
|
|
56
|
7753 if (mch_libcall(argvars[0].vval.v_string,
|
|
|
7754 argvars[1].vval.v_string,
|
|
|
7755 string_in,
|
|
|
7756 argvars[2].vval.v_number,
|
|
|
7757 string_result,
|
|
|
7758 &nr_result) == OK
|
|
|
7759 && type == VAR_NUMBER)
|
|
71
|
7760 rettv->vval.v_number = nr_result;
|
|
56
|
7761 }
|
|
|
7762 #endif
|
|
7
|
7763 }
|
|
|
7764
|
|
|
7765 /*
|
|
83
|
7766 * "libcall()" function
|
|
|
7767 */
|
|
|
7768 static void
|
|
|
7769 f_libcall(argvars, rettv)
|
|
|
7770 typeval *argvars;
|
|
|
7771 typeval *rettv;
|
|
|
7772 {
|
|
|
7773 libcall_common(argvars, rettv, VAR_STRING);
|
|
|
7774 }
|
|
|
7775
|
|
|
7776 /*
|
|
|
7777 * "libcallnr()" function
|
|
|
7778 */
|
|
|
7779 static void
|
|
|
7780 f_libcallnr(argvars, rettv)
|
|
|
7781 typeval *argvars;
|
|
|
7782 typeval *rettv;
|
|
|
7783 {
|
|
|
7784 libcall_common(argvars, rettv, VAR_NUMBER);
|
|
|
7785 }
|
|
|
7786
|
|
|
7787 /*
|
|
7
|
7788 * "line(string)" function
|
|
|
7789 */
|
|
|
7790 static void
|
|
71
|
7791 f_line(argvars, rettv)
|
|
|
7792 typeval *argvars;
|
|
|
7793 typeval *rettv;
|
|
7
|
7794 {
|
|
|
7795 linenr_T lnum = 0;
|
|
|
7796 pos_T *fp;
|
|
|
7797
|
|
|
7798 fp = var2fpos(&argvars[0], TRUE);
|
|
|
7799 if (fp != NULL)
|
|
|
7800 lnum = fp->lnum;
|
|
71
|
7801 rettv->vval.v_number = lnum;
|
|
7
|
7802 }
|
|
|
7803
|
|
|
7804 /*
|
|
|
7805 * "line2byte(lnum)" function
|
|
|
7806 */
|
|
|
7807 /*ARGSUSED*/
|
|
|
7808 static void
|
|
71
|
7809 f_line2byte(argvars, rettv)
|
|
|
7810 typeval *argvars;
|
|
|
7811 typeval *rettv;
|
|
7
|
7812 {
|
|
|
7813 #ifndef FEAT_BYTEOFF
|
|
71
|
7814 rettv->vval.v_number = -1;
|
|
7
|
7815 #else
|
|
|
7816 linenr_T lnum;
|
|
|
7817
|
|
71
|
7818 lnum = get_tv_lnum(argvars);
|
|
7
|
7819 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
71
|
7820 rettv->vval.v_number = -1;
|
|
|
7821 else
|
|
|
7822 rettv->vval.v_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
7823 if (rettv->vval.v_number >= 0)
|
|
|
7824 ++rettv->vval.v_number;
|
|
7
|
7825 #endif
|
|
|
7826 }
|
|
|
7827
|
|
|
7828 /*
|
|
|
7829 * "lispindent(lnum)" function
|
|
|
7830 */
|
|
|
7831 static void
|
|
71
|
7832 f_lispindent(argvars, rettv)
|
|
|
7833 typeval *argvars;
|
|
|
7834 typeval *rettv;
|
|
7
|
7835 {
|
|
|
7836 #ifdef FEAT_LISP
|
|
|
7837 pos_T pos;
|
|
|
7838 linenr_T lnum;
|
|
|
7839
|
|
|
7840 pos = curwin->w_cursor;
|
|
71
|
7841 lnum = get_tv_lnum(argvars);
|
|
7
|
7842 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
7843 {
|
|
|
7844 curwin->w_cursor.lnum = lnum;
|
|
71
|
7845 rettv->vval.v_number = get_lisp_indent();
|
|
7
|
7846 curwin->w_cursor = pos;
|
|
|
7847 }
|
|
|
7848 else
|
|
|
7849 #endif
|
|
71
|
7850 rettv->vval.v_number = -1;
|
|
7
|
7851 }
|
|
|
7852
|
|
|
7853 /*
|
|
|
7854 * "localtime()" function
|
|
|
7855 */
|
|
|
7856 /*ARGSUSED*/
|
|
|
7857 static void
|
|
71
|
7858 f_localtime(argvars, rettv)
|
|
|
7859 typeval *argvars;
|
|
|
7860 typeval *rettv;
|
|
|
7861 {
|
|
|
7862 rettv->vval.v_number = (varnumber_T)time(NULL);
|
|
7
|
7863 }
|
|
|
7864
|
|
83
|
7865 static void get_maparg __ARGS((typeval *argvars, typeval *rettv, int exact));
|
|
71
|
7866
|
|
|
7867 static void
|
|
|
7868 get_maparg(argvars, rettv, exact)
|
|
|
7869 typeval *argvars;
|
|
|
7870 typeval *rettv;
|
|
7
|
7871 int exact;
|
|
|
7872 {
|
|
|
7873 char_u *keys;
|
|
|
7874 char_u *which;
|
|
|
7875 char_u buf[NUMBUFLEN];
|
|
|
7876 char_u *keys_buf = NULL;
|
|
|
7877 char_u *rhs;
|
|
|
7878 int mode;
|
|
|
7879 garray_T ga;
|
|
|
7880
|
|
|
7881 /* return empty string for failure */
|
|
71
|
7882 rettv->v_type = VAR_STRING;
|
|
|
7883 rettv->vval.v_string = NULL;
|
|
|
7884
|
|
|
7885 keys = get_tv_string(&argvars[0]);
|
|
7
|
7886 if (*keys == NUL)
|
|
|
7887 return;
|
|
|
7888
|
|
56
|
7889 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
7890 which = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7891 else
|
|
|
7892 which = (char_u *)"";
|
|
|
7893 mode = get_map_mode(&which, 0);
|
|
|
7894
|
|
|
7895 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
7896 rhs = check_map(keys, mode, exact);
|
|
|
7897 vim_free(keys_buf);
|
|
|
7898 if (rhs != NULL)
|
|
|
7899 {
|
|
|
7900 ga_init(&ga);
|
|
|
7901 ga.ga_itemsize = 1;
|
|
|
7902 ga.ga_growsize = 40;
|
|
|
7903
|
|
|
7904 while (*rhs != NUL)
|
|
|
7905 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
7906
|
|
|
7907 ga_append(&ga, NUL);
|
|
71
|
7908 rettv->vval.v_string = (char_u *)ga.ga_data;
|
|
7
|
7909 }
|
|
|
7910 }
|
|
|
7911
|
|
|
7912 /*
|
|
83
|
7913 * "maparg()" function
|
|
|
7914 */
|
|
|
7915 static void
|
|
|
7916 f_maparg(argvars, rettv)
|
|
|
7917 typeval *argvars;
|
|
|
7918 typeval *rettv;
|
|
|
7919 {
|
|
|
7920 get_maparg(argvars, rettv, TRUE);
|
|
|
7921 }
|
|
|
7922
|
|
|
7923 /*
|
|
|
7924 * "mapcheck()" function
|
|
|
7925 */
|
|
|
7926 static void
|
|
|
7927 f_mapcheck(argvars, rettv)
|
|
|
7928 typeval *argvars;
|
|
|
7929 typeval *rettv;
|
|
|
7930 {
|
|
|
7931 get_maparg(argvars, rettv, FALSE);
|
|
|
7932 }
|
|
|
7933
|
|
|
7934 static void find_some_match __ARGS((typeval *argvars, typeval *rettv, int start));
|
|
71
|
7935
|
|
|
7936 static void
|
|
|
7937 find_some_match(argvars, rettv, type)
|
|
|
7938 typeval *argvars;
|
|
|
7939 typeval *rettv;
|
|
7
|
7940 int type;
|
|
|
7941 {
|
|
|
7942 char_u *str;
|
|
19
|
7943 char_u *expr;
|
|
7
|
7944 char_u *pat;
|
|
|
7945 regmatch_T regmatch;
|
|
|
7946 char_u patbuf[NUMBUFLEN];
|
|
|
7947 char_u *save_cpo;
|
|
|
7948 long start = 0;
|
|
19
|
7949 long nth = 1;
|
|
|
7950 int match;
|
|
7
|
7951
|
|
|
7952 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
7953 save_cpo = p_cpo;
|
|
|
7954 p_cpo = (char_u *)"";
|
|
|
7955
|
|
71
|
7956 expr = str = get_tv_string(&argvars[0]);
|
|
|
7957 pat = get_tv_string_buf(&argvars[1], patbuf);
|
|
7
|
7958
|
|
|
7959 if (type == 2)
|
|
|
7960 {
|
|
71
|
7961 rettv->v_type = VAR_STRING;
|
|
|
7962 rettv->vval.v_string = NULL;
|
|
|
7963 }
|
|
|
7964 else
|
|
|
7965 rettv->vval.v_number = -1;
|
|
56
|
7966
|
|
|
7967 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
7968 {
|
|
71
|
7969 start = get_tv_number(&argvars[2]);
|
|
7
|
7970 if (start < 0)
|
|
|
7971 start = 0;
|
|
|
7972 if (start > (long)STRLEN(str))
|
|
|
7973 goto theend;
|
|
|
7974 str += start;
|
|
19
|
7975
|
|
56
|
7976 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
71
|
7977 nth = get_tv_number(&argvars[3]);
|
|
7
|
7978 }
|
|
|
7979
|
|
|
7980 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
7981 if (regmatch.regprog != NULL)
|
|
|
7982 {
|
|
|
7983 regmatch.rm_ic = p_ic;
|
|
19
|
7984
|
|
|
7985 while (1)
|
|
|
7986 {
|
|
|
7987 match = vim_regexec_nl(®match, str, (colnr_T)0);
|
|
|
7988 if (!match || --nth <= 0)
|
|
|
7989 break;
|
|
|
7990 /* Advance to just after the match. */
|
|
|
7991 #ifdef FEAT_MBYTE
|
|
|
7992 str = regmatch.startp[0] + mb_ptr2len_check(regmatch.startp[0]);
|
|
|
7993 #else
|
|
|
7994 str = regmatch.startp[0] + 1;
|
|
|
7995 #endif
|
|
|
7996 }
|
|
|
7997
|
|
|
7998 if (match)
|
|
7
|
7999 {
|
|
|
8000 if (type == 2)
|
|
71
|
8001 rettv->vval.v_string = vim_strnsave(regmatch.startp[0],
|
|
7
|
8002 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
8003 else
|
|
|
8004 {
|
|
|
8005 if (type != 0)
|
|
71
|
8006 rettv->vval.v_number =
|
|
7
|
8007 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
8008 else
|
|
71
|
8009 rettv->vval.v_number =
|
|
7
|
8010 (varnumber_T)(regmatch.endp[0] - str);
|
|
71
|
8011 rettv->vval.v_number += str - expr;
|
|
7
|
8012 }
|
|
|
8013 }
|
|
|
8014 vim_free(regmatch.regprog);
|
|
|
8015 }
|
|
|
8016
|
|
|
8017 theend:
|
|
|
8018 p_cpo = save_cpo;
|
|
|
8019 }
|
|
|
8020
|
|
|
8021 /*
|
|
83
|
8022 * "match()" function
|
|
|
8023 */
|
|
|
8024 static void
|
|
|
8025 f_match(argvars, rettv)
|
|
|
8026 typeval *argvars;
|
|
|
8027 typeval *rettv;
|
|
|
8028 {
|
|
|
8029 find_some_match(argvars, rettv, 1);
|
|
|
8030 }
|
|
|
8031
|
|
|
8032 /*
|
|
|
8033 * "matchend()" function
|
|
|
8034 */
|
|
|
8035 static void
|
|
|
8036 f_matchend(argvars, rettv)
|
|
|
8037 typeval *argvars;
|
|
|
8038 typeval *rettv;
|
|
|
8039 {
|
|
|
8040 find_some_match(argvars, rettv, 0);
|
|
|
8041 }
|
|
|
8042
|
|
|
8043 /*
|
|
|
8044 * "matchstr()" function
|
|
|
8045 */
|
|
|
8046 static void
|
|
|
8047 f_matchstr(argvars, rettv)
|
|
|
8048 typeval *argvars;
|
|
|
8049 typeval *rettv;
|
|
|
8050 {
|
|
|
8051 find_some_match(argvars, rettv, 2);
|
|
|
8052 }
|
|
|
8053
|
|
|
8054 /*
|
|
7
|
8055 * "mode()" function
|
|
|
8056 */
|
|
|
8057 /*ARGSUSED*/
|
|
|
8058 static void
|
|
71
|
8059 f_mode(argvars, rettv)
|
|
|
8060 typeval *argvars;
|
|
|
8061 typeval *rettv;
|
|
7
|
8062 {
|
|
|
8063 char_u buf[2];
|
|
|
8064
|
|
|
8065 #ifdef FEAT_VISUAL
|
|
|
8066 if (VIsual_active)
|
|
|
8067 {
|
|
|
8068 if (VIsual_select)
|
|
|
8069 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
8070 else
|
|
|
8071 buf[0] = VIsual_mode;
|
|
|
8072 }
|
|
|
8073 else
|
|
|
8074 #endif
|
|
|
8075 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
8076 buf[0] = 'r';
|
|
|
8077 else if (State & INSERT)
|
|
|
8078 {
|
|
|
8079 if (State & REPLACE_FLAG)
|
|
|
8080 buf[0] = 'R';
|
|
|
8081 else
|
|
|
8082 buf[0] = 'i';
|
|
|
8083 }
|
|
|
8084 else if (State & CMDLINE)
|
|
|
8085 buf[0] = 'c';
|
|
|
8086 else
|
|
|
8087 buf[0] = 'n';
|
|
|
8088
|
|
|
8089 buf[1] = NUL;
|
|
71
|
8090 rettv->vval.v_string = vim_strsave(buf);
|
|
|
8091 rettv->v_type = VAR_STRING;
|
|
7
|
8092 }
|
|
|
8093
|
|
|
8094 /*
|
|
83
|
8095 * "nextnonblank()" function
|
|
|
8096 */
|
|
|
8097 static void
|
|
|
8098 f_nextnonblank(argvars, rettv)
|
|
|
8099 typeval *argvars;
|
|
|
8100 typeval *rettv;
|
|
|
8101 {
|
|
|
8102 linenr_T lnum;
|
|
|
8103
|
|
|
8104 for (lnum = get_tv_lnum(argvars); ; ++lnum)
|
|
|
8105 {
|
|
|
8106 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
8107 {
|
|
|
8108 lnum = 0;
|
|
|
8109 break;
|
|
|
8110 }
|
|
|
8111 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
8112 break;
|
|
|
8113 }
|
|
|
8114 rettv->vval.v_number = lnum;
|
|
|
8115 }
|
|
|
8116
|
|
|
8117 /*
|
|
7
|
8118 * "nr2char()" function
|
|
|
8119 */
|
|
|
8120 static void
|
|
71
|
8121 f_nr2char(argvars, rettv)
|
|
|
8122 typeval *argvars;
|
|
|
8123 typeval *rettv;
|
|
7
|
8124 {
|
|
|
8125 char_u buf[NUMBUFLEN];
|
|
|
8126
|
|
|
8127 #ifdef FEAT_MBYTE
|
|
|
8128 if (has_mbyte)
|
|
71
|
8129 buf[(*mb_char2bytes)((int)get_tv_number(&argvars[0]), buf)] = NUL;
|
|
|
8130 else
|
|
|
8131 #endif
|
|
|
8132 {
|
|
|
8133 buf[0] = (char_u)get_tv_number(&argvars[0]);
|
|
7
|
8134 buf[1] = NUL;
|
|
|
8135 }
|
|
71
|
8136 rettv->v_type = VAR_STRING;
|
|
|
8137 rettv->vval.v_string = vim_strsave(buf);
|
|
56
|
8138 }
|
|
|
8139
|
|
|
8140 /*
|
|
83
|
8141 * "prevnonblank()" function
|
|
|
8142 */
|
|
|
8143 static void
|
|
|
8144 f_prevnonblank(argvars, rettv)
|
|
|
8145 typeval *argvars;
|
|
|
8146 typeval *rettv;
|
|
|
8147 {
|
|
|
8148 linenr_T lnum;
|
|
|
8149
|
|
|
8150 lnum = get_tv_lnum(argvars);
|
|
|
8151 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
8152 lnum = 0;
|
|
|
8153 else
|
|
|
8154 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
8155 --lnum;
|
|
|
8156 rettv->vval.v_number = lnum;
|
|
|
8157 }
|
|
|
8158
|
|
|
8159 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
8160 static void make_connection __ARGS((void));
|
|
|
8161 static int check_connection __ARGS((void));
|
|
|
8162
|
|
|
8163 static void
|
|
|
8164 make_connection()
|
|
|
8165 {
|
|
|
8166 if (X_DISPLAY == NULL
|
|
|
8167 # ifdef FEAT_GUI
|
|
|
8168 && !gui.in_use
|
|
|
8169 # endif
|
|
|
8170 )
|
|
|
8171 {
|
|
|
8172 x_force_connect = TRUE;
|
|
|
8173 setup_term_clip();
|
|
|
8174 x_force_connect = FALSE;
|
|
|
8175 }
|
|
|
8176 }
|
|
|
8177
|
|
|
8178 static int
|
|
|
8179 check_connection()
|
|
|
8180 {
|
|
|
8181 make_connection();
|
|
|
8182 if (X_DISPLAY == NULL)
|
|
|
8183 {
|
|
|
8184 EMSG(_("E240: No connection to Vim server"));
|
|
|
8185 return FAIL;
|
|
|
8186 }
|
|
|
8187 return OK;
|
|
|
8188 }
|
|
|
8189 #endif
|
|
|
8190
|
|
|
8191 #ifdef FEAT_CLIENTSERVER
|
|
|
8192 static void remote_common __ARGS((typeval *argvars, typeval *rettv, int expr));
|
|
|
8193
|
|
|
8194 static void
|
|
|
8195 remote_common(argvars, rettv, expr)
|
|
|
8196 typeval *argvars;
|
|
|
8197 typeval *rettv;
|
|
|
8198 int expr;
|
|
|
8199 {
|
|
|
8200 char_u *server_name;
|
|
|
8201 char_u *keys;
|
|
|
8202 char_u *r = NULL;
|
|
|
8203 char_u buf[NUMBUFLEN];
|
|
|
8204 # ifdef WIN32
|
|
|
8205 HWND w;
|
|
|
8206 # else
|
|
|
8207 Window w;
|
|
|
8208 # endif
|
|
|
8209
|
|
|
8210 if (check_restricted() || check_secure())
|
|
|
8211 return;
|
|
|
8212
|
|
|
8213 # ifdef FEAT_X11
|
|
|
8214 if (check_connection() == FAIL)
|
|
|
8215 return;
|
|
|
8216 # endif
|
|
|
8217
|
|
|
8218 server_name = get_tv_string(&argvars[0]);
|
|
|
8219 keys = get_tv_string_buf(&argvars[1], buf);
|
|
|
8220 # ifdef WIN32
|
|
|
8221 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
8222 # else
|
|
|
8223 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
8224 < 0)
|
|
|
8225 # endif
|
|
|
8226 {
|
|
|
8227 if (r != NULL)
|
|
|
8228 EMSG(r); /* sending worked but evaluation failed */
|
|
|
8229 else
|
|
|
8230 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
8231 return;
|
|
|
8232 }
|
|
|
8233
|
|
|
8234 rettv->vval.v_string = r;
|
|
|
8235
|
|
|
8236 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
8237 {
|
|
|
8238 var v;
|
|
|
8239 char_u str[30];
|
|
|
8240
|
|
|
8241 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
|
8242 v.tv.v_type = VAR_STRING;
|
|
|
8243 v.tv.vval.v_string = vim_strsave(str);
|
|
|
8244 set_var(get_tv_string(&argvars[2]), &v.tv, FALSE);
|
|
|
8245 vim_free(v.tv.vval.v_string);
|
|
|
8246 }
|
|
|
8247 }
|
|
|
8248 #endif
|
|
|
8249
|
|
|
8250 /*
|
|
|
8251 * "remote_expr()" function
|
|
|
8252 */
|
|
|
8253 /*ARGSUSED*/
|
|
|
8254 static void
|
|
|
8255 f_remote_expr(argvars, rettv)
|
|
|
8256 typeval *argvars;
|
|
|
8257 typeval *rettv;
|
|
|
8258 {
|
|
|
8259 rettv->v_type = VAR_STRING;
|
|
|
8260 rettv->vval.v_string = NULL;
|
|
|
8261 #ifdef FEAT_CLIENTSERVER
|
|
|
8262 remote_common(argvars, rettv, TRUE);
|
|
|
8263 #endif
|
|
|
8264 }
|
|
|
8265
|
|
|
8266 /*
|
|
|
8267 * "remote_foreground()" function
|
|
|
8268 */
|
|
|
8269 /*ARGSUSED*/
|
|
|
8270 static void
|
|
|
8271 f_remote_foreground(argvars, rettv)
|
|
|
8272 typeval *argvars;
|
|
|
8273 typeval *rettv;
|
|
|
8274 {
|
|
|
8275 rettv->vval.v_number = 0;
|
|
|
8276 #ifdef FEAT_CLIENTSERVER
|
|
|
8277 # ifdef WIN32
|
|
|
8278 /* On Win32 it's done in this application. */
|
|
|
8279 serverForeground(get_tv_string(&argvars[0]));
|
|
|
8280 # else
|
|
|
8281 /* Send a foreground() expression to the server. */
|
|
|
8282 argvars[1].v_type = VAR_STRING;
|
|
|
8283 argvars[1].vval.v_string = vim_strsave((char_u *)"foreground()");
|
|
|
8284 argvars[2].v_type = VAR_UNKNOWN;
|
|
|
8285 remote_common(argvars, rettv, TRUE);
|
|
|
8286 vim_free(argvars[1].vval.v_string);
|
|
|
8287 # endif
|
|
|
8288 #endif
|
|
|
8289 }
|
|
|
8290
|
|
|
8291 /*ARGSUSED*/
|
|
|
8292 static void
|
|
|
8293 f_remote_peek(argvars, rettv)
|
|
|
8294 typeval *argvars;
|
|
|
8295 typeval *rettv;
|
|
|
8296 {
|
|
|
8297 #ifdef FEAT_CLIENTSERVER
|
|
|
8298 var v;
|
|
|
8299 char_u *s = NULL;
|
|
|
8300 # ifdef WIN32
|
|
|
8301 int n = 0;
|
|
|
8302 # endif
|
|
|
8303
|
|
|
8304 if (check_restricted() || check_secure())
|
|
|
8305 {
|
|
|
8306 rettv->vval.v_number = -1;
|
|
|
8307 return;
|
|
|
8308 }
|
|
|
8309 # ifdef WIN32
|
|
|
8310 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
|
8311 if (n == 0)
|
|
|
8312 rettv->vval.v_number = -1;
|
|
|
8313 else
|
|
|
8314 {
|
|
|
8315 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
|
8316 rettv->vval.v_number = (s != NULL);
|
|
|
8317 }
|
|
|
8318 # else
|
|
|
8319 rettv->vval.v_number = 0;
|
|
|
8320 if (check_connection() == FAIL)
|
|
|
8321 return;
|
|
|
8322
|
|
|
8323 rettv->vval.v_number = serverPeekReply(X_DISPLAY,
|
|
|
8324 serverStrToWin(get_tv_string(&argvars[0])), &s);
|
|
|
8325 # endif
|
|
|
8326
|
|
|
8327 if (argvars[1].v_type != VAR_UNKNOWN && rettv->vval.v_number > 0)
|
|
|
8328 {
|
|
|
8329 v.tv.v_type = VAR_STRING;
|
|
|
8330 v.tv.vval.v_string = vim_strsave(s);
|
|
|
8331 set_var(get_tv_string(&argvars[1]), &v.tv, FALSE);
|
|
|
8332 vim_free(v.tv.vval.v_string);
|
|
|
8333 }
|
|
|
8334 #else
|
|
|
8335 rettv->vval.v_number = -1;
|
|
|
8336 #endif
|
|
|
8337 }
|
|
|
8338
|
|
|
8339 /*ARGSUSED*/
|
|
|
8340 static void
|
|
|
8341 f_remote_read(argvars, rettv)
|
|
|
8342 typeval *argvars;
|
|
|
8343 typeval *rettv;
|
|
|
8344 {
|
|
|
8345 char_u *r = NULL;
|
|
|
8346
|
|
|
8347 #ifdef FEAT_CLIENTSERVER
|
|
|
8348 if (!check_restricted() && !check_secure())
|
|
|
8349 {
|
|
|
8350 # ifdef WIN32
|
|
|
8351 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
8352 int n = 0;
|
|
|
8353
|
|
|
8354 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
|
8355 if (n != 0)
|
|
|
8356 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
8357 if (r == NULL)
|
|
|
8358 # else
|
|
|
8359 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
|
8360 serverStrToWin(get_tv_string(&argvars[0])), &r, FALSE) < 0)
|
|
|
8361 # endif
|
|
|
8362 EMSG(_("E277: Unable to read a server reply"));
|
|
|
8363 }
|
|
|
8364 #endif
|
|
|
8365 rettv->v_type = VAR_STRING;
|
|
|
8366 rettv->vval.v_string = r;
|
|
|
8367 }
|
|
|
8368
|
|
|
8369 /*
|
|
|
8370 * "remote_send()" function
|
|
|
8371 */
|
|
|
8372 /*ARGSUSED*/
|
|
|
8373 static void
|
|
|
8374 f_remote_send(argvars, rettv)
|
|
|
8375 typeval *argvars;
|
|
|
8376 typeval *rettv;
|
|
|
8377 {
|
|
|
8378 rettv->v_type = VAR_STRING;
|
|
|
8379 rettv->vval.v_string = NULL;
|
|
|
8380 #ifdef FEAT_CLIENTSERVER
|
|
|
8381 remote_common(argvars, rettv, FALSE);
|
|
|
8382 #endif
|
|
|
8383 }
|
|
|
8384
|
|
|
8385 /*
|
|
80
|
8386 * "remove({list}, {idx} [, {end}])" function
|
|
56
|
8387 */
|
|
|
8388 static void
|
|
71
|
8389 f_remove(argvars, rettv)
|
|
|
8390 typeval *argvars;
|
|
|
8391 typeval *rettv;
|
|
56
|
8392 {
|
|
|
8393 listvar *l;
|
|
80
|
8394 listitem *item, *item2;
|
|
|
8395 listitem *li;
|
|
56
|
8396 long idx;
|
|
80
|
8397 long end;
|
|
|
8398
|
|
|
8399 rettv->vval.v_number = 0;
|
|
56
|
8400 if (argvars[0].v_type != VAR_LIST)
|
|
83
|
8401 EMSG2(_(e_listarg), "remove()");
|
|
56
|
8402 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
8403 {
|
|
71
|
8404 idx = get_tv_number(&argvars[1]);
|
|
80
|
8405 item = list_find(l, idx);
|
|
56
|
8406 if (item == NULL)
|
|
|
8407 EMSGN(_(e_listidx), idx);
|
|
|
8408 else
|
|
|
8409 {
|
|
80
|
8410 if (argvars[2].v_type == VAR_UNKNOWN)
|
|
|
8411 {
|
|
|
8412 /* Remove one item, return its value. */
|
|
|
8413 list_getrem(l, item, item);
|
|
|
8414 *rettv = item->li_tv;
|
|
|
8415 vim_free(item);
|
|
|
8416 }
|
|
|
8417 else
|
|
|
8418 {
|
|
|
8419 /* Remove range of items, return list with values. */
|
|
|
8420 end = get_tv_number(&argvars[2]);
|
|
|
8421 item2 = list_find(l, end);
|
|
|
8422 if (item2 == NULL)
|
|
|
8423 EMSGN(_(e_listidx), end);
|
|
|
8424 else
|
|
|
8425 {
|
|
|
8426 for (li = item; li != item2 && li != NULL; li = li->li_next)
|
|
|
8427 ;
|
|
|
8428 if (li == NULL) /* didn't find "item2" after "item" */
|
|
|
8429 EMSG(_(e_invrange));
|
|
|
8430 else
|
|
|
8431 {
|
|
|
8432 list_getrem(l, item, item2);
|
|
|
8433 l = list_alloc();
|
|
|
8434 if (l != NULL)
|
|
|
8435 {
|
|
|
8436 rettv->v_type = VAR_LIST;
|
|
|
8437 rettv->vval.v_list = l;
|
|
|
8438 l->lv_first = item;
|
|
|
8439 l->lv_last = item2;
|
|
|
8440 l->lv_refcount = 1;
|
|
|
8441 item->li_prev = NULL;
|
|
|
8442 item2->li_next = NULL;
|
|
|
8443 }
|
|
|
8444 }
|
|
|
8445 }
|
|
|
8446 }
|
|
56
|
8447 }
|
|
|
8448 }
|
|
7
|
8449 }
|
|
|
8450
|
|
|
8451 /*
|
|
|
8452 * "rename({from}, {to})" function
|
|
|
8453 */
|
|
|
8454 static void
|
|
71
|
8455 f_rename(argvars, rettv)
|
|
|
8456 typeval *argvars;
|
|
|
8457 typeval *rettv;
|
|
7
|
8458 {
|
|
|
8459 char_u buf[NUMBUFLEN];
|
|
|
8460
|
|
|
8461 if (check_restricted() || check_secure())
|
|
71
|
8462 rettv->vval.v_number = -1;
|
|
|
8463 else
|
|
|
8464 rettv->vval.v_number = vim_rename(get_tv_string(&argvars[0]),
|
|
|
8465 get_tv_string_buf(&argvars[1], buf));
|
|
7
|
8466 }
|
|
|
8467
|
|
|
8468 /*
|
|
80
|
8469 * "repeat()" function
|
|
|
8470 */
|
|
|
8471 /*ARGSUSED*/
|
|
|
8472 static void
|
|
|
8473 f_repeat(argvars, rettv)
|
|
|
8474 typeval *argvars;
|
|
|
8475 typeval *rettv;
|
|
|
8476 {
|
|
|
8477 char_u *p;
|
|
|
8478 int n;
|
|
|
8479 int slen;
|
|
|
8480 int len;
|
|
|
8481 char_u *r;
|
|
|
8482 int i;
|
|
|
8483 listvar *l;
|
|
|
8484
|
|
|
8485 n = get_tv_number(&argvars[1]);
|
|
|
8486 if (argvars[0].v_type == VAR_LIST)
|
|
|
8487 {
|
|
|
8488 l = list_alloc();
|
|
|
8489 if (l != NULL && argvars[0].vval.v_list != NULL)
|
|
|
8490 {
|
|
|
8491 l->lv_refcount = 1;
|
|
|
8492 while (n-- > 0)
|
|
|
8493 if (list_extend(l, argvars[0].vval.v_list, NULL) == FAIL)
|
|
|
8494 break;
|
|
|
8495 }
|
|
|
8496 rettv->v_type = VAR_LIST;
|
|
|
8497 rettv->vval.v_list = l;
|
|
|
8498 }
|
|
|
8499 else
|
|
|
8500 {
|
|
|
8501 p = get_tv_string(&argvars[0]);
|
|
|
8502 rettv->v_type = VAR_STRING;
|
|
|
8503 rettv->vval.v_string = NULL;
|
|
|
8504
|
|
|
8505 slen = (int)STRLEN(p);
|
|
|
8506 len = slen * n;
|
|
|
8507 if (len <= 0)
|
|
|
8508 return;
|
|
|
8509
|
|
|
8510 r = alloc(len + 1);
|
|
|
8511 if (r != NULL)
|
|
|
8512 {
|
|
|
8513 for (i = 0; i < n; i++)
|
|
|
8514 mch_memmove(r + i * slen, p, (size_t)slen);
|
|
|
8515 r[len] = NUL;
|
|
|
8516 }
|
|
|
8517
|
|
|
8518 rettv->vval.v_string = r;
|
|
|
8519 }
|
|
|
8520 }
|
|
|
8521
|
|
|
8522 /*
|
|
7
|
8523 * "resolve()" function
|
|
|
8524 */
|
|
|
8525 static void
|
|
71
|
8526 f_resolve(argvars, rettv)
|
|
|
8527 typeval *argvars;
|
|
|
8528 typeval *rettv;
|
|
7
|
8529 {
|
|
|
8530 char_u *p;
|
|
|
8531
|
|
71
|
8532 p = get_tv_string(&argvars[0]);
|
|
7
|
8533 #ifdef FEAT_SHORTCUT
|
|
|
8534 {
|
|
|
8535 char_u *v = NULL;
|
|
|
8536
|
|
|
8537 v = mch_resolve_shortcut(p);
|
|
|
8538 if (v != NULL)
|
|
71
|
8539 rettv->vval.v_string = v;
|
|
7
|
8540 else
|
|
71
|
8541 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
8542 }
|
|
|
8543 #else
|
|
|
8544 # ifdef HAVE_READLINK
|
|
|
8545 {
|
|
|
8546 char_u buf[MAXPATHL + 1];
|
|
|
8547 char_u *cpy;
|
|
|
8548 int len;
|
|
|
8549 char_u *remain = NULL;
|
|
|
8550 char_u *q;
|
|
|
8551 int is_relative_to_current = FALSE;
|
|
|
8552 int has_trailing_pathsep = FALSE;
|
|
|
8553 int limit = 100;
|
|
|
8554
|
|
|
8555 p = vim_strsave(p);
|
|
|
8556
|
|
|
8557 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
8558 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
8559 is_relative_to_current = TRUE;
|
|
|
8560
|
|
|
8561 len = STRLEN(p);
|
|
39
|
8562 if (len > 0 && after_pathsep(p, p + len))
|
|
7
|
8563 has_trailing_pathsep = TRUE;
|
|
|
8564
|
|
|
8565 q = getnextcomp(p);
|
|
|
8566 if (*q != NUL)
|
|
|
8567 {
|
|
|
8568 /* Separate the first path component in "p", and keep the
|
|
|
8569 * remainder (beginning with the path separator). */
|
|
|
8570 remain = vim_strsave(q - 1);
|
|
|
8571 q[-1] = NUL;
|
|
|
8572 }
|
|
|
8573
|
|
|
8574 for (;;)
|
|
|
8575 {
|
|
|
8576 for (;;)
|
|
|
8577 {
|
|
|
8578 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
8579 if (len <= 0)
|
|
|
8580 break;
|
|
|
8581 buf[len] = NUL;
|
|
|
8582
|
|
|
8583 if (limit-- == 0)
|
|
|
8584 {
|
|
|
8585 vim_free(p);
|
|
|
8586 vim_free(remain);
|
|
|
8587 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
71
|
8588 rettv->vval.v_string = NULL;
|
|
7
|
8589 goto fail;
|
|
|
8590 }
|
|
|
8591
|
|
|
8592 /* Ensure that the result will have a trailing path separator
|
|
|
8593 * if the argument has one. */
|
|
|
8594 if (remain == NULL && has_trailing_pathsep)
|
|
|
8595 add_pathsep(buf);
|
|
|
8596
|
|
|
8597 /* Separate the first path component in the link value and
|
|
|
8598 * concatenate the remainders. */
|
|
|
8599 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
8600 if (*q != NUL)
|
|
|
8601 {
|
|
|
8602 if (remain == NULL)
|
|
|
8603 remain = vim_strsave(q - 1);
|
|
|
8604 else
|
|
|
8605 {
|
|
|
8606 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
8607 if (cpy != NULL)
|
|
|
8608 {
|
|
|
8609 STRCAT(cpy, remain);
|
|
|
8610 vim_free(remain);
|
|
|
8611 remain = cpy;
|
|
|
8612 }
|
|
|
8613 }
|
|
|
8614 q[-1] = NUL;
|
|
|
8615 }
|
|
|
8616
|
|
|
8617 q = gettail(p);
|
|
|
8618 if (q > p && *q == NUL)
|
|
|
8619 {
|
|
|
8620 /* Ignore trailing path separator. */
|
|
|
8621 q[-1] = NUL;
|
|
|
8622 q = gettail(p);
|
|
|
8623 }
|
|
|
8624 if (q > p && !mch_isFullName(buf))
|
|
|
8625 {
|
|
|
8626 /* symlink is relative to directory of argument */
|
|
|
8627 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
8628 if (cpy != NULL)
|
|
|
8629 {
|
|
|
8630 STRCPY(cpy, p);
|
|
|
8631 STRCPY(gettail(cpy), buf);
|
|
|
8632 vim_free(p);
|
|
|
8633 p = cpy;
|
|
|
8634 }
|
|
|
8635 }
|
|
|
8636 else
|
|
|
8637 {
|
|
|
8638 vim_free(p);
|
|
|
8639 p = vim_strsave(buf);
|
|
|
8640 }
|
|
|
8641 }
|
|
|
8642
|
|
|
8643 if (remain == NULL)
|
|
|
8644 break;
|
|
|
8645
|
|
|
8646 /* Append the first path component of "remain" to "p". */
|
|
|
8647 q = getnextcomp(remain + 1);
|
|
|
8648 len = q - remain - (*q != NUL);
|
|
|
8649 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
8650 if (cpy != NULL)
|
|
|
8651 {
|
|
|
8652 STRNCAT(cpy, remain, len);
|
|
|
8653 vim_free(p);
|
|
|
8654 p = cpy;
|
|
|
8655 }
|
|
|
8656 /* Shorten "remain". */
|
|
|
8657 if (*q != NUL)
|
|
|
8658 STRCPY(remain, q - 1);
|
|
|
8659 else
|
|
|
8660 {
|
|
|
8661 vim_free(remain);
|
|
|
8662 remain = NULL;
|
|
|
8663 }
|
|
|
8664 }
|
|
|
8665
|
|
|
8666 /* If the result is a relative path name, make it explicitly relative to
|
|
|
8667 * the current directory if and only if the argument had this form. */
|
|
|
8668 if (!vim_ispathsep(*p))
|
|
|
8669 {
|
|
|
8670 if (is_relative_to_current
|
|
|
8671 && *p != NUL
|
|
|
8672 && !(p[0] == '.'
|
|
|
8673 && (p[1] == NUL
|
|
|
8674 || vim_ispathsep(p[1])
|
|
|
8675 || (p[1] == '.'
|
|
|
8676 && (p[2] == NUL
|
|
|
8677 || vim_ispathsep(p[2]))))))
|
|
|
8678 {
|
|
|
8679 /* Prepend "./". */
|
|
|
8680 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
8681 if (cpy != NULL)
|
|
|
8682 {
|
|
|
8683 STRCAT(cpy, p);
|
|
|
8684 vim_free(p);
|
|
|
8685 p = cpy;
|
|
|
8686 }
|
|
|
8687 }
|
|
|
8688 else if (!is_relative_to_current)
|
|
|
8689 {
|
|
|
8690 /* Strip leading "./". */
|
|
|
8691 q = p;
|
|
|
8692 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
8693 q += 2;
|
|
|
8694 if (q > p)
|
|
|
8695 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
8696 }
|
|
|
8697 }
|
|
|
8698
|
|
|
8699 /* Ensure that the result will have no trailing path separator
|
|
|
8700 * if the argument had none. But keep "/" or "//". */
|
|
|
8701 if (!has_trailing_pathsep)
|
|
|
8702 {
|
|
|
8703 q = p + STRLEN(p);
|
|
39
|
8704 if (after_pathsep(p, q))
|
|
|
8705 *gettail_sep(p) = NUL;
|
|
7
|
8706 }
|
|
|
8707
|
|
71
|
8708 rettv->vval.v_string = p;
|
|
7
|
8709 }
|
|
|
8710 # else
|
|
71
|
8711 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
8712 # endif
|
|
|
8713 #endif
|
|
|
8714
|
|
71
|
8715 simplify_filename(rettv->vval.v_string);
|
|
7
|
8716
|
|
|
8717 #ifdef HAVE_READLINK
|
|
|
8718 fail:
|
|
|
8719 #endif
|
|
71
|
8720 rettv->v_type = VAR_STRING;
|
|
7
|
8721 }
|
|
|
8722
|
|
|
8723 /*
|
|
83
|
8724 * "reverse({list})" function
|
|
|
8725 */
|
|
|
8726 static void
|
|
|
8727 f_reverse(argvars, rettv)
|
|
|
8728 typeval *argvars;
|
|
|
8729 typeval *rettv;
|
|
|
8730 {
|
|
|
8731 listvar *l;
|
|
|
8732 listitem *li, *ni;
|
|
|
8733
|
|
|
8734 rettv->vval.v_number = 0;
|
|
|
8735 if (argvars[0].v_type != VAR_LIST)
|
|
|
8736 EMSG2(_(e_listarg), "reverse()");
|
|
|
8737 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
8738 {
|
|
|
8739 li = l->lv_last;
|
|
|
8740 l->lv_first = l->lv_last = li;
|
|
|
8741 while (li != NULL)
|
|
|
8742 {
|
|
|
8743 ni = li->li_prev;
|
|
|
8744 list_append(l, li);
|
|
|
8745 li = ni;
|
|
|
8746 }
|
|
|
8747 rettv->vval.v_list = l;
|
|
|
8748 rettv->v_type = VAR_LIST;
|
|
|
8749 ++l->lv_refcount;
|
|
|
8750 }
|
|
7
|
8751 }
|
|
|
8752
|
|
20
|
8753 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
8754 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
8755 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
8756
|
|
83
|
8757 static int get_search_arg __ARGS((typeval *varp, int *flagsp));
|
|
|
8758
|
|
|
8759 /*
|
|
|
8760 * Get flags for a search function.
|
|
|
8761 * Possibly sets "p_ws".
|
|
|
8762 * Returns BACKWARD, FORWARD or zero (for an error).
|
|
|
8763 */
|
|
|
8764 static int
|
|
|
8765 get_search_arg(varp, flagsp)
|
|
|
8766 typeval *varp;
|
|
|
8767 int *flagsp;
|
|
|
8768 {
|
|
|
8769 int dir = FORWARD;
|
|
|
8770 char_u *flags;
|
|
|
8771 char_u nbuf[NUMBUFLEN];
|
|
|
8772 int mask;
|
|
|
8773
|
|
|
8774 if (varp->v_type != VAR_UNKNOWN)
|
|
|
8775 {
|
|
|
8776 flags = get_tv_string_buf(varp, nbuf);
|
|
|
8777 while (*flags != NUL)
|
|
|
8778 {
|
|
|
8779 switch (*flags)
|
|
|
8780 {
|
|
|
8781 case 'b': dir = BACKWARD; break;
|
|
|
8782 case 'w': p_ws = TRUE; break;
|
|
|
8783 case 'W': p_ws = FALSE; break;
|
|
|
8784 default: mask = 0;
|
|
|
8785 if (flagsp != NULL)
|
|
|
8786 switch (*flags)
|
|
|
8787 {
|
|
|
8788 case 'n': mask = SP_NOMOVE; break;
|
|
|
8789 case 'r': mask = SP_REPEAT; break;
|
|
|
8790 case 'm': mask = SP_RETCOUNT; break;
|
|
|
8791 }
|
|
|
8792 if (mask == 0)
|
|
|
8793 {
|
|
|
8794 EMSG2(_(e_invarg2), flags);
|
|
|
8795 dir = 0;
|
|
|
8796 }
|
|
|
8797 else
|
|
|
8798 *flagsp |= mask;
|
|
|
8799 }
|
|
|
8800 if (dir == 0)
|
|
|
8801 break;
|
|
|
8802 ++flags;
|
|
|
8803 }
|
|
|
8804 }
|
|
|
8805 return dir;
|
|
|
8806 }
|
|
|
8807
|
|
7
|
8808 /*
|
|
|
8809 * "search()" function
|
|
|
8810 */
|
|
|
8811 static void
|
|
71
|
8812 f_search(argvars, rettv)
|
|
|
8813 typeval *argvars;
|
|
|
8814 typeval *rettv;
|
|
7
|
8815 {
|
|
|
8816 char_u *pat;
|
|
|
8817 pos_T pos;
|
|
20
|
8818 pos_T save_cursor;
|
|
7
|
8819 int save_p_ws = p_ws;
|
|
|
8820 int dir;
|
|
20
|
8821 int flags = 0;
|
|
|
8822
|
|
71
|
8823 rettv->vval.v_number = 0; /* default: FAIL */
|
|
|
8824
|
|
|
8825 pat = get_tv_string(&argvars[0]);
|
|
20
|
8826 dir = get_search_arg(&argvars[1], &flags); /* may set p_ws */
|
|
|
8827 if (dir == 0)
|
|
|
8828 goto theend;
|
|
|
8829 if ((flags & ~SP_NOMOVE) != 0)
|
|
|
8830 {
|
|
71
|
8831 EMSG2(_(e_invarg2), get_tv_string(&argvars[1]));
|
|
20
|
8832 goto theend;
|
|
|
8833 }
|
|
|
8834
|
|
|
8835 pos = save_cursor = curwin->w_cursor;
|
|
7
|
8836 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
8837 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
8838 {
|
|
71
|
8839 rettv->vval.v_number = pos.lnum;
|
|
7
|
8840 curwin->w_cursor = pos;
|
|
|
8841 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
8842 * correct that here */
|
|
|
8843 check_cursor();
|
|
|
8844 }
|
|
20
|
8845
|
|
|
8846 /* If 'n' flag is used: restore cursor position. */
|
|
|
8847 if (flags & SP_NOMOVE)
|
|
|
8848 curwin->w_cursor = save_cursor;
|
|
|
8849 theend:
|
|
7
|
8850 p_ws = save_p_ws;
|
|
|
8851 }
|
|
|
8852
|
|
|
8853 /*
|
|
|
8854 * "searchpair()" function
|
|
|
8855 */
|
|
|
8856 static void
|
|
71
|
8857 f_searchpair(argvars, rettv)
|
|
|
8858 typeval *argvars;
|
|
|
8859 typeval *rettv;
|
|
7
|
8860 {
|
|
|
8861 char_u *spat, *mpat, *epat;
|
|
|
8862 char_u *skip;
|
|
|
8863 char_u *pat, *pat2, *pat3;
|
|
|
8864 pos_T pos;
|
|
|
8865 pos_T firstpos;
|
|
|
8866 pos_T save_cursor;
|
|
|
8867 pos_T save_pos;
|
|
|
8868 int save_p_ws = p_ws;
|
|
|
8869 char_u *save_cpo;
|
|
|
8870 int dir;
|
|
|
8871 int flags = 0;
|
|
|
8872 char_u nbuf1[NUMBUFLEN];
|
|
|
8873 char_u nbuf2[NUMBUFLEN];
|
|
|
8874 char_u nbuf3[NUMBUFLEN];
|
|
|
8875 int n;
|
|
|
8876 int r;
|
|
|
8877 int nest = 1;
|
|
|
8878 int err;
|
|
|
8879
|
|
71
|
8880 rettv->vval.v_number = 0; /* default: FAIL */
|
|
7
|
8881
|
|
|
8882 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
8883 save_cpo = p_cpo;
|
|
|
8884 p_cpo = (char_u *)"";
|
|
|
8885
|
|
|
8886 /* Get the three pattern arguments: start, middle, end. */
|
|
71
|
8887 spat = get_tv_string(&argvars[0]);
|
|
|
8888 mpat = get_tv_string_buf(&argvars[1], nbuf1);
|
|
|
8889 epat = get_tv_string_buf(&argvars[2], nbuf2);
|
|
7
|
8890
|
|
|
8891 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
8892 * start/middle/end (pat3, for the top pair). */
|
|
|
8893 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
8894 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
8895 if (pat2 == NULL || pat3 == NULL)
|
|
|
8896 goto theend;
|
|
|
8897 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
8898 if (*mpat == NUL)
|
|
|
8899 STRCPY(pat3, pat2);
|
|
|
8900 else
|
|
|
8901 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
8902 spat, epat, mpat);
|
|
|
8903
|
|
|
8904 /* Handle the optional fourth argument: flags */
|
|
|
8905 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
20
|
8906 if (dir == 0)
|
|
|
8907 goto theend;
|
|
7
|
8908
|
|
|
8909 /* Optional fifth argument: skip expresion */
|
|
56
|
8910 if (argvars[3].v_type == VAR_UNKNOWN
|
|
|
8911 || argvars[4].v_type == VAR_UNKNOWN)
|
|
7
|
8912 skip = (char_u *)"";
|
|
|
8913 else
|
|
71
|
8914 skip = get_tv_string_buf(&argvars[4], nbuf3);
|
|
7
|
8915
|
|
|
8916 save_cursor = curwin->w_cursor;
|
|
|
8917 pos = curwin->w_cursor;
|
|
|
8918 firstpos.lnum = 0;
|
|
|
8919 pat = pat3;
|
|
|
8920 for (;;)
|
|
|
8921 {
|
|
|
8922 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
8923 SEARCH_KEEP, RE_SEARCH);
|
|
|
8924 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
8925 /* didn't find it or found the first match again: FAIL */
|
|
|
8926 break;
|
|
|
8927
|
|
|
8928 if (firstpos.lnum == 0)
|
|
|
8929 firstpos = pos;
|
|
|
8930
|
|
|
8931 /* If the skip pattern matches, ignore this match. */
|
|
|
8932 if (*skip != NUL)
|
|
|
8933 {
|
|
|
8934 save_pos = curwin->w_cursor;
|
|
|
8935 curwin->w_cursor = pos;
|
|
|
8936 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
8937 curwin->w_cursor = save_pos;
|
|
|
8938 if (err)
|
|
|
8939 {
|
|
|
8940 /* Evaluating {skip} caused an error, break here. */
|
|
|
8941 curwin->w_cursor = save_cursor;
|
|
71
|
8942 rettv->vval.v_number = -1;
|
|
7
|
8943 break;
|
|
|
8944 }
|
|
|
8945 if (r)
|
|
|
8946 continue;
|
|
|
8947 }
|
|
|
8948
|
|
|
8949 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
8950 {
|
|
|
8951 /* Found end when searching backwards or start when searching
|
|
|
8952 * forward: nested pair. */
|
|
|
8953 ++nest;
|
|
|
8954 pat = pat2; /* nested, don't search for middle */
|
|
|
8955 }
|
|
|
8956 else
|
|
|
8957 {
|
|
|
8958 /* Found end when searching forward or start when searching
|
|
|
8959 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
8960 if (--nest == 1)
|
|
|
8961 pat = pat3; /* outer level, search for middle */
|
|
|
8962 }
|
|
|
8963
|
|
|
8964 if (nest == 0)
|
|
|
8965 {
|
|
|
8966 /* Found the match: return matchcount or line number. */
|
|
|
8967 if (flags & SP_RETCOUNT)
|
|
71
|
8968 ++rettv->vval.v_number;
|
|
7
|
8969 else
|
|
71
|
8970 rettv->vval.v_number = pos.lnum;
|
|
7
|
8971 curwin->w_cursor = pos;
|
|
|
8972 if (!(flags & SP_REPEAT))
|
|
|
8973 break;
|
|
|
8974 nest = 1; /* search for next unmatched */
|
|
|
8975 }
|
|
|
8976 }
|
|
|
8977
|
|
|
8978 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
71
|
8979 if ((flags & SP_NOMOVE) || rettv->vval.v_number == 0)
|
|
7
|
8980 curwin->w_cursor = save_cursor;
|
|
|
8981
|
|
|
8982 theend:
|
|
|
8983 vim_free(pat2);
|
|
|
8984 vim_free(pat3);
|
|
|
8985 p_ws = save_p_ws;
|
|
|
8986 p_cpo = save_cpo;
|
|
|
8987 }
|
|
|
8988
|
|
83
|
8989 /*ARGSUSED*/
|
|
|
8990 static void
|
|
|
8991 f_server2client(argvars, rettv)
|
|
|
8992 typeval *argvars;
|
|
|
8993 typeval *rettv;
|
|
|
8994 {
|
|
|
8995 #ifdef FEAT_CLIENTSERVER
|
|
|
8996 char_u buf[NUMBUFLEN];
|
|
|
8997 char_u *server = get_tv_string(&argvars[0]);
|
|
|
8998 char_u *reply = get_tv_string_buf(&argvars[1], buf);
|
|
|
8999
|
|
|
9000 rettv->vval.v_number = -1;
|
|
|
9001 if (check_restricted() || check_secure())
|
|
|
9002 return;
|
|
|
9003 # ifdef FEAT_X11
|
|
|
9004 if (check_connection() == FAIL)
|
|
|
9005 return;
|
|
|
9006 # endif
|
|
|
9007
|
|
|
9008 if (serverSendReply(server, reply) < 0)
|
|
|
9009 {
|
|
|
9010 EMSG(_("E258: Unable to send to client"));
|
|
|
9011 return;
|
|
|
9012 }
|
|
|
9013 rettv->vval.v_number = 0;
|
|
|
9014 #else
|
|
|
9015 rettv->vval.v_number = -1;
|
|
|
9016 #endif
|
|
|
9017 }
|
|
|
9018
|
|
|
9019 /*ARGSUSED*/
|
|
|
9020 static void
|
|
|
9021 f_serverlist(argvars, rettv)
|
|
|
9022 typeval *argvars;
|
|
|
9023 typeval *rettv;
|
|
|
9024 {
|
|
|
9025 char_u *r = NULL;
|
|
|
9026
|
|
|
9027 #ifdef FEAT_CLIENTSERVER
|
|
|
9028 # ifdef WIN32
|
|
|
9029 r = serverGetVimNames();
|
|
|
9030 # else
|
|
|
9031 make_connection();
|
|
|
9032 if (X_DISPLAY != NULL)
|
|
|
9033 r = serverGetVimNames(X_DISPLAY);
|
|
|
9034 # endif
|
|
|
9035 #endif
|
|
|
9036 rettv->v_type = VAR_STRING;
|
|
|
9037 rettv->vval.v_string = r;
|
|
7
|
9038 }
|
|
|
9039
|
|
|
9040 /*
|
|
|
9041 * "setbufvar()" function
|
|
|
9042 */
|
|
|
9043 /*ARGSUSED*/
|
|
|
9044 static void
|
|
71
|
9045 f_setbufvar(argvars, rettv)
|
|
|
9046 typeval *argvars;
|
|
|
9047 typeval *rettv;
|
|
7
|
9048 {
|
|
|
9049 buf_T *buf;
|
|
|
9050 #ifdef FEAT_AUTOCMD
|
|
|
9051 aco_save_T aco;
|
|
|
9052 #else
|
|
|
9053 buf_T *save_curbuf;
|
|
|
9054 #endif
|
|
|
9055 char_u *varname, *bufvarname;
|
|
56
|
9056 typeval *varp;
|
|
7
|
9057 char_u nbuf[NUMBUFLEN];
|
|
|
9058
|
|
|
9059 if (check_restricted() || check_secure())
|
|
|
9060 return;
|
|
|
9061 ++emsg_off;
|
|
71
|
9062 buf = get_buf_tv(&argvars[0]);
|
|
|
9063 varname = get_tv_string(&argvars[1]);
|
|
7
|
9064 varp = &argvars[2];
|
|
|
9065
|
|
|
9066 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
9067 {
|
|
|
9068 /* set curbuf to be our buf, temporarily */
|
|
|
9069 #ifdef FEAT_AUTOCMD
|
|
|
9070 aucmd_prepbuf(&aco, buf);
|
|
|
9071 #else
|
|
|
9072 save_curbuf = curbuf;
|
|
|
9073 curbuf = buf;
|
|
|
9074 #endif
|
|
|
9075
|
|
|
9076 if (*varname == '&')
|
|
|
9077 {
|
|
|
9078 ++varname;
|
|
71
|
9079 set_option_value(varname, get_tv_number(varp),
|
|
|
9080 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
9081 }
|
|
|
9082 else
|
|
|
9083 {
|
|
|
9084 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
9085 if (bufvarname != NULL)
|
|
|
9086 {
|
|
|
9087 STRCPY(bufvarname, "b:");
|
|
|
9088 STRCPY(bufvarname + 2, varname);
|
|
51
|
9089 set_var(bufvarname, varp, TRUE);
|
|
7
|
9090 vim_free(bufvarname);
|
|
|
9091 }
|
|
|
9092 }
|
|
|
9093
|
|
|
9094 /* reset notion of buffer */
|
|
|
9095 #ifdef FEAT_AUTOCMD
|
|
|
9096 aucmd_restbuf(&aco);
|
|
|
9097 #else
|
|
|
9098 curbuf = save_curbuf;
|
|
|
9099 #endif
|
|
|
9100 }
|
|
|
9101 --emsg_off;
|
|
|
9102 }
|
|
|
9103
|
|
|
9104 /*
|
|
|
9105 * "setcmdpos()" function
|
|
|
9106 */
|
|
|
9107 static void
|
|
71
|
9108 f_setcmdpos(argvars, rettv)
|
|
|
9109 typeval *argvars;
|
|
|
9110 typeval *rettv;
|
|
|
9111 {
|
|
|
9112 rettv->vval.v_number = set_cmdline_pos(
|
|
|
9113 (int)get_tv_number(&argvars[0]) - 1);
|
|
7
|
9114 }
|
|
|
9115
|
|
|
9116 /*
|
|
|
9117 * "setline()" function
|
|
|
9118 */
|
|
|
9119 static void
|
|
71
|
9120 f_setline(argvars, rettv)
|
|
|
9121 typeval *argvars;
|
|
|
9122 typeval *rettv;
|
|
7
|
9123 {
|
|
|
9124 linenr_T lnum;
|
|
|
9125 char_u *line;
|
|
|
9126
|
|
71
|
9127 lnum = get_tv_lnum(argvars);
|
|
|
9128 line = get_tv_string(&argvars[1]);
|
|
|
9129 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
9130
|
|
|
9131 if (lnum >= 1
|
|
|
9132 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
9133 && u_savesub(lnum) == OK
|
|
|
9134 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
9135 {
|
|
|
9136 changed_bytes(lnum, 0);
|
|
|
9137 check_cursor_col();
|
|
71
|
9138 rettv->vval.v_number = 0;
|
|
7
|
9139 }
|
|
|
9140 }
|
|
|
9141
|
|
|
9142 /*
|
|
|
9143 * "setreg()" function
|
|
|
9144 */
|
|
|
9145 static void
|
|
71
|
9146 f_setreg(argvars, rettv)
|
|
|
9147 typeval *argvars;
|
|
|
9148 typeval *rettv;
|
|
7
|
9149 {
|
|
|
9150 int regname;
|
|
|
9151 char_u *strregname;
|
|
|
9152 char_u *stropt;
|
|
|
9153 int append;
|
|
|
9154 char_u yank_type;
|
|
|
9155 long block_len;
|
|
|
9156
|
|
|
9157 block_len = -1;
|
|
|
9158 yank_type = MAUTO;
|
|
|
9159 append = FALSE;
|
|
|
9160
|
|
71
|
9161 strregname = get_tv_string(argvars);
|
|
|
9162 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
9163
|
|
|
9164 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
9165 if (regname == 0 || regname == '@')
|
|
|
9166 regname = '"';
|
|
|
9167 else if (regname == '=')
|
|
|
9168 return;
|
|
|
9169
|
|
56
|
9170 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
9171 {
|
|
71
|
9172 for (stropt = get_tv_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
7
|
9173 switch (*stropt)
|
|
|
9174 {
|
|
|
9175 case 'a': case 'A': /* append */
|
|
|
9176 append = TRUE;
|
|
|
9177 break;
|
|
|
9178 case 'v': case 'c': /* character-wise selection */
|
|
|
9179 yank_type = MCHAR;
|
|
|
9180 break;
|
|
|
9181 case 'V': case 'l': /* line-wise selection */
|
|
|
9182 yank_type = MLINE;
|
|
|
9183 break;
|
|
|
9184 #ifdef FEAT_VISUAL
|
|
|
9185 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
9186 yank_type = MBLOCK;
|
|
|
9187 if (VIM_ISDIGIT(stropt[1]))
|
|
|
9188 {
|
|
|
9189 ++stropt;
|
|
|
9190 block_len = getdigits(&stropt) - 1;
|
|
|
9191 --stropt;
|
|
|
9192 }
|
|
|
9193 break;
|
|
|
9194 #endif
|
|
|
9195 }
|
|
|
9196 }
|
|
|
9197
|
|
71
|
9198 write_reg_contents_ex(regname, get_tv_string(&argvars[1]), -1,
|
|
7
|
9199 append, yank_type, block_len);
|
|
71
|
9200 rettv->vval.v_number = 0;
|
|
7
|
9201 }
|
|
|
9202
|
|
|
9203
|
|
|
9204 /*
|
|
|
9205 * "setwinvar(expr)" function
|
|
|
9206 */
|
|
|
9207 /*ARGSUSED*/
|
|
|
9208 static void
|
|
71
|
9209 f_setwinvar(argvars, rettv)
|
|
|
9210 typeval *argvars;
|
|
|
9211 typeval *rettv;
|
|
7
|
9212 {
|
|
|
9213 win_T *win;
|
|
|
9214 #ifdef FEAT_WINDOWS
|
|
|
9215 win_T *save_curwin;
|
|
|
9216 #endif
|
|
|
9217 char_u *varname, *winvarname;
|
|
56
|
9218 typeval *varp;
|
|
7
|
9219 char_u nbuf[NUMBUFLEN];
|
|
|
9220
|
|
|
9221 if (check_restricted() || check_secure())
|
|
|
9222 return;
|
|
|
9223 ++emsg_off;
|
|
|
9224 win = find_win_by_nr(&argvars[0]);
|
|
71
|
9225 varname = get_tv_string(&argvars[1]);
|
|
7
|
9226 varp = &argvars[2];
|
|
|
9227
|
|
|
9228 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
9229 {
|
|
|
9230 #ifdef FEAT_WINDOWS
|
|
|
9231 /* set curwin to be our win, temporarily */
|
|
|
9232 save_curwin = curwin;
|
|
|
9233 curwin = win;
|
|
|
9234 curbuf = curwin->w_buffer;
|
|
|
9235 #endif
|
|
|
9236
|
|
|
9237 if (*varname == '&')
|
|
|
9238 {
|
|
|
9239 ++varname;
|
|
71
|
9240 set_option_value(varname, get_tv_number(varp),
|
|
|
9241 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
9242 }
|
|
|
9243 else
|
|
|
9244 {
|
|
|
9245 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
9246 if (winvarname != NULL)
|
|
|
9247 {
|
|
|
9248 STRCPY(winvarname, "w:");
|
|
|
9249 STRCPY(winvarname + 2, varname);
|
|
51
|
9250 set_var(winvarname, varp, TRUE);
|
|
7
|
9251 vim_free(winvarname);
|
|
|
9252 }
|
|
|
9253 }
|
|
|
9254
|
|
|
9255 #ifdef FEAT_WINDOWS
|
|
|
9256 /* Restore current window, if it's still valid (autocomands can make
|
|
|
9257 * it invalid). */
|
|
|
9258 if (win_valid(save_curwin))
|
|
|
9259 {
|
|
|
9260 curwin = save_curwin;
|
|
|
9261 curbuf = curwin->w_buffer;
|
|
|
9262 }
|
|
|
9263 #endif
|
|
|
9264 }
|
|
|
9265 --emsg_off;
|
|
|
9266 }
|
|
|
9267
|
|
|
9268 /*
|
|
83
|
9269 * "simplify()" function
|
|
|
9270 */
|
|
|
9271 static void
|
|
|
9272 f_simplify(argvars, rettv)
|
|
|
9273 typeval *argvars;
|
|
|
9274 typeval *rettv;
|
|
|
9275 {
|
|
|
9276 char_u *p;
|
|
|
9277
|
|
|
9278 p = get_tv_string(&argvars[0]);
|
|
|
9279 rettv->vval.v_string = vim_strsave(p);
|
|
|
9280 simplify_filename(rettv->vval.v_string); /* simplify in place */
|
|
|
9281 rettv->v_type = VAR_STRING;
|
|
|
9282 }
|
|
|
9283
|
|
|
9284 static int
|
|
|
9285 #ifdef __BORLANDC__
|
|
|
9286 _RTLENTRYF
|
|
|
9287 #endif
|
|
|
9288 item_compare __ARGS((const void *s1, const void *s2));
|
|
|
9289 static int
|
|
|
9290 #ifdef __BORLANDC__
|
|
|
9291 _RTLENTRYF
|
|
|
9292 #endif
|
|
|
9293 item_compare2 __ARGS((const void *s1, const void *s2));
|
|
|
9294
|
|
|
9295 static int item_compare_ic;
|
|
|
9296 static char_u *item_compare_func;
|
|
|
9297 #define ITEM_COMPARE_FAIL 999
|
|
|
9298
|
|
|
9299 /*
|
|
|
9300 * Compare functions for f_sort() below.
|
|
|
9301 */
|
|
|
9302 static int
|
|
|
9303 #ifdef __BORLANDC__
|
|
|
9304 _RTLENTRYF
|
|
|
9305 #endif
|
|
|
9306 item_compare(s1, s2)
|
|
|
9307 const void *s1;
|
|
|
9308 const void *s2;
|
|
|
9309 {
|
|
|
9310 char_u *p1, *p2;
|
|
|
9311 char_u *tofree1, *tofree2;
|
|
|
9312 int res;
|
|
|
9313 char_u numbuf1[NUMBUFLEN];
|
|
|
9314 char_u numbuf2[NUMBUFLEN];
|
|
|
9315
|
|
|
9316 p1 = tv2string(&(*(listitem **)s1)->li_tv, &tofree1, numbuf1);
|
|
|
9317 p2 = tv2string(&(*(listitem **)s2)->li_tv, &tofree2, numbuf2);
|
|
|
9318 if (item_compare_ic)
|
|
|
9319 res = STRICMP(p1, p2);
|
|
|
9320 else
|
|
|
9321 res = STRCMP(p1, p2);
|
|
|
9322 vim_free(tofree1);
|
|
|
9323 vim_free(tofree2);
|
|
|
9324 return res;
|
|
7
|
9325 }
|
|
|
9326
|
|
|
9327 static int
|
|
83
|
9328 #ifdef __BORLANDC__
|
|
|
9329 _RTLENTRYF
|
|
|
9330 #endif
|
|
|
9331 item_compare2(s1, s2)
|
|
|
9332 const void *s1;
|
|
|
9333 const void *s2;
|
|
|
9334 {
|
|
|
9335 int res;
|
|
|
9336 typeval rettv;
|
|
|
9337 typeval argv[2];
|
|
|
9338 int dummy;
|
|
|
9339
|
|
|
9340 /* copy the values (is this really needed?) */
|
|
|
9341 copy_tv(&(*(listitem **)s1)->li_tv, &argv[0]);
|
|
|
9342 copy_tv(&(*(listitem **)s2)->li_tv, &argv[1]);
|
|
|
9343
|
|
|
9344 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
|
9345 res = call_func(item_compare_func, STRLEN(item_compare_func),
|
|
|
9346 &rettv, 2, argv, 0L, 0L, &dummy, TRUE);
|
|
|
9347 clear_tv(&argv[0]);
|
|
|
9348 clear_tv(&argv[1]);
|
|
|
9349
|
|
|
9350 if (res == FAIL)
|
|
|
9351 res = ITEM_COMPARE_FAIL;
|
|
|
9352 else
|
|
|
9353 res = get_tv_number(&rettv);
|
|
|
9354 clear_tv(&rettv);
|
|
|
9355 return res;
|
|
|
9356 }
|
|
|
9357
|
|
|
9358 /*
|
|
|
9359 * "sort({list})" function
|
|
|
9360 */
|
|
|
9361 static void
|
|
|
9362 f_sort(argvars, rettv)
|
|
|
9363 typeval *argvars;
|
|
|
9364 typeval *rettv;
|
|
|
9365 {
|
|
|
9366 listvar *l;
|
|
|
9367 listitem *li;
|
|
|
9368 listitem **ptrs;
|
|
|
9369 long len;
|
|
|
9370 long i;
|
|
|
9371
|
|
71
|
9372 rettv->vval.v_number = 0;
|
|
83
|
9373 if (argvars[0].v_type != VAR_LIST)
|
|
|
9374 EMSG2(_(e_listarg), "sort()");
|
|
|
9375 else
|
|
|
9376 {
|
|
|
9377 l = argvars[0].vval.v_list;
|
|
|
9378 if (l == NULL)
|
|
|
9379 return;
|
|
|
9380 rettv->vval.v_list = l;
|
|
|
9381 rettv->v_type = VAR_LIST;
|
|
|
9382 ++l->lv_refcount;
|
|
|
9383
|
|
|
9384 len = list_len(l);
|
|
|
9385 if (len <= 1)
|
|
|
9386 return; /* short list sorts pretty quickly */
|
|
|
9387
|
|
|
9388 item_compare_ic = FALSE;
|
|
|
9389 item_compare_func = NULL;
|
|
|
9390 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
9391 {
|
|
|
9392 if (argvars[1].v_type == VAR_FUNC)
|
|
|
9393 item_compare_func = argvars[0].vval.v_string;
|
|
|
9394 else
|
|
|
9395 {
|
|
|
9396 i = get_tv_number(&argvars[1]);
|
|
|
9397 if (i == 1)
|
|
|
9398 item_compare_ic = TRUE;
|
|
|
9399 else
|
|
|
9400 item_compare_func = get_tv_string(&argvars[1]);
|
|
|
9401 }
|
|
|
9402 }
|
|
|
9403
|
|
|
9404 /* Make an array with each entry pointing to an item in the List. */
|
|
|
9405 ptrs = (listitem **)alloc((int)(len * sizeof(listitem *)));
|
|
|
9406 if (ptrs == NULL)
|
|
|
9407 return;
|
|
|
9408 i = 0;
|
|
|
9409 for (li = l->lv_first; li != NULL; li = li->li_next)
|
|
|
9410 ptrs[i++] = li;
|
|
|
9411
|
|
|
9412 /* test the compare function */
|
|
|
9413 if (item_compare_func != NULL
|
|
|
9414 && item_compare2((void *)&ptrs[0], (void *)&ptrs[1])
|
|
|
9415 == ITEM_COMPARE_FAIL)
|
|
|
9416 EMSG(_("E999: Sort compare function failed"));
|
|
|
9417 else
|
|
|
9418 {
|
|
|
9419 /* Sort the array with item pointers. */
|
|
|
9420 qsort((void *)ptrs, (size_t)len, sizeof(listitem *),
|
|
|
9421 item_compare_func == NULL ? item_compare : item_compare2);
|
|
|
9422
|
|
|
9423 /* Clear the List and append the items in the sorted order. */
|
|
|
9424 l->lv_first = l->lv_last = NULL;
|
|
|
9425 for (i = 0; i < len; ++i)
|
|
|
9426 list_append(l, ptrs[i]);
|
|
|
9427 }
|
|
|
9428
|
|
|
9429 vim_free(ptrs);
|
|
|
9430 }
|
|
|
9431 }
|
|
|
9432
|
|
|
9433 static void
|
|
|
9434 f_str2list(argvars, rettv)
|
|
|
9435 typeval *argvars;
|
|
|
9436 typeval *rettv;
|
|
|
9437 {
|
|
|
9438 char_u *str;
|
|
|
9439 char_u *end;
|
|
|
9440 char_u *pat;
|
|
|
9441 regmatch_T regmatch;
|
|
|
9442 char_u patbuf[NUMBUFLEN];
|
|
|
9443 char_u *save_cpo;
|
|
|
9444 int match;
|
|
|
9445 listitem *ni;
|
|
|
9446 listvar *l;
|
|
|
9447 colnr_T col = 0;
|
|
|
9448
|
|
|
9449 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
9450 save_cpo = p_cpo;
|
|
|
9451 p_cpo = (char_u *)"";
|
|
|
9452
|
|
|
9453 str = get_tv_string(&argvars[0]);
|
|
|
9454 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
|
9455 pat = (char_u *)"[\\x01- ]\\+";
|
|
|
9456 else
|
|
|
9457 pat = get_tv_string_buf(&argvars[1], patbuf);
|
|
|
9458
|
|
|
9459 l = list_alloc();
|
|
|
9460 if (l == NULL)
|
|
7
|
9461 return;
|
|
83
|
9462 rettv->v_type = VAR_LIST;
|
|
|
9463 rettv->vval.v_list = l;
|
|
|
9464 ++l->lv_refcount;
|
|
|
9465
|
|
|
9466 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
9467 if (regmatch.regprog != NULL)
|
|
|
9468 {
|
|
|
9469 regmatch.rm_ic = FALSE;
|
|
|
9470 while (*str != NUL)
|
|
|
9471 {
|
|
|
9472 match = vim_regexec_nl(®match, str, col);
|
|
|
9473 if (match)
|
|
|
9474 end = regmatch.startp[0];
|
|
|
9475 else
|
|
|
9476 end = str + STRLEN(str);
|
|
|
9477 if (end > str)
|
|
|
9478 {
|
|
|
9479 ni = listitem_alloc();
|
|
|
9480 if (ni == NULL)
|
|
|
9481 break;
|
|
|
9482 ni->li_tv.v_type = VAR_STRING;
|
|
|
9483 ni->li_tv.vval.v_string = vim_strnsave(str, end - str);
|
|
|
9484 list_append(l, ni);
|
|
|
9485 }
|
|
|
9486 if (!match)
|
|
|
9487 break;
|
|
|
9488 /* Advance to just after the match. */
|
|
|
9489 if (regmatch.endp[0] > str)
|
|
|
9490 col = 0;
|
|
|
9491 else
|
|
|
9492 {
|
|
|
9493 /* Don't get stuck at the same match. */
|
|
|
9494 #ifdef FEAT_MBYTE
|
|
|
9495 col = mb_ptr2len_check(regmatch.endp[0]);
|
|
7
|
9496 #else
|
|
83
|
9497 col = 1;
|
|
|
9498 #endif
|
|
|
9499 }
|
|
|
9500 str = regmatch.endp[0];
|
|
|
9501 }
|
|
|
9502
|
|
|
9503 vim_free(regmatch.regprog);
|
|
|
9504 }
|
|
|
9505
|
|
|
9506 p_cpo = save_cpo;
|
|
7
|
9507 }
|
|
|
9508
|
|
|
9509 #ifdef HAVE_STRFTIME
|
|
|
9510 /*
|
|
|
9511 * "strftime({format}[, {time}])" function
|
|
|
9512 */
|
|
|
9513 static void
|
|
71
|
9514 f_strftime(argvars, rettv)
|
|
|
9515 typeval *argvars;
|
|
|
9516 typeval *rettv;
|
|
7
|
9517 {
|
|
|
9518 char_u result_buf[256];
|
|
|
9519 struct tm *curtime;
|
|
|
9520 time_t seconds;
|
|
|
9521 char_u *p;
|
|
|
9522
|
|
71
|
9523 rettv->v_type = VAR_STRING;
|
|
|
9524
|
|
|
9525 p = get_tv_string(&argvars[0]);
|
|
56
|
9526 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
9527 seconds = time(NULL);
|
|
|
9528 else
|
|
71
|
9529 seconds = (time_t)get_tv_number(&argvars[1]);
|
|
7
|
9530 curtime = localtime(&seconds);
|
|
|
9531 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
9532 if (curtime == NULL)
|
|
71
|
9533 rettv->vval.v_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
7
|
9534 else
|
|
|
9535 {
|
|
|
9536 # ifdef FEAT_MBYTE
|
|
|
9537 vimconv_T conv;
|
|
|
9538 char_u *enc;
|
|
|
9539
|
|
|
9540 conv.vc_type = CONV_NONE;
|
|
|
9541 enc = enc_locale();
|
|
|
9542 convert_setup(&conv, p_enc, enc);
|
|
|
9543 if (conv.vc_type != CONV_NONE)
|
|
|
9544 p = string_convert(&conv, p, NULL);
|
|
|
9545 # endif
|
|
|
9546 if (p != NULL)
|
|
|
9547 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
9548 (char *)p, curtime);
|
|
|
9549 else
|
|
|
9550 result_buf[0] = NUL;
|
|
|
9551
|
|
|
9552 # ifdef FEAT_MBYTE
|
|
|
9553 if (conv.vc_type != CONV_NONE)
|
|
|
9554 vim_free(p);
|
|
|
9555 convert_setup(&conv, enc, p_enc);
|
|
|
9556 if (conv.vc_type != CONV_NONE)
|
|
71
|
9557 rettv->vval.v_string = string_convert(&conv, result_buf, NULL);
|
|
7
|
9558 else
|
|
|
9559 # endif
|
|
71
|
9560 rettv->vval.v_string = vim_strsave(result_buf);
|
|
7
|
9561
|
|
|
9562 # ifdef FEAT_MBYTE
|
|
|
9563 /* Release conversion descriptors */
|
|
|
9564 convert_setup(&conv, NULL, NULL);
|
|
|
9565 vim_free(enc);
|
|
|
9566 # endif
|
|
|
9567 }
|
|
|
9568 }
|
|
|
9569 #endif
|
|
|
9570
|
|
|
9571 /*
|
|
|
9572 * "stridx()" function
|
|
|
9573 */
|
|
|
9574 static void
|
|
71
|
9575 f_stridx(argvars, rettv)
|
|
|
9576 typeval *argvars;
|
|
|
9577 typeval *rettv;
|
|
7
|
9578 {
|
|
|
9579 char_u buf[NUMBUFLEN];
|
|
|
9580 char_u *needle;
|
|
|
9581 char_u *haystack;
|
|
|
9582 char_u *pos;
|
|
|
9583
|
|
71
|
9584 needle = get_tv_string(&argvars[1]);
|
|
|
9585 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
7
|
9586 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
9587
|
|
|
9588 if (pos == NULL)
|
|
71
|
9589 rettv->vval.v_number = -1;
|
|
|
9590 else
|
|
|
9591 rettv->vval.v_number = (varnumber_T) (pos - haystack);
|
|
7
|
9592 }
|
|
|
9593
|
|
|
9594 /*
|
|
56
|
9595 * "string()" function
|
|
|
9596 */
|
|
|
9597 static void
|
|
71
|
9598 f_string(argvars, rettv)
|
|
|
9599 typeval *argvars;
|
|
|
9600 typeval *rettv;
|
|
56
|
9601 {
|
|
|
9602 char_u *tofree;
|
|
80
|
9603 char_u numbuf[NUMBUFLEN];
|
|
56
|
9604
|
|
71
|
9605 rettv->v_type = VAR_STRING;
|
|
80
|
9606 rettv->vval.v_string = tv2string(&argvars[0], &tofree, numbuf);
|
|
56
|
9607 if (tofree == NULL)
|
|
71
|
9608 rettv->vval.v_string = vim_strsave(rettv->vval.v_string);
|
|
7
|
9609 }
|
|
|
9610
|
|
|
9611 /*
|
|
|
9612 * "strlen()" function
|
|
|
9613 */
|
|
|
9614 static void
|
|
71
|
9615 f_strlen(argvars, rettv)
|
|
|
9616 typeval *argvars;
|
|
|
9617 typeval *rettv;
|
|
|
9618 {
|
|
|
9619 rettv->vval.v_number = (varnumber_T)(STRLEN(
|
|
|
9620 get_tv_string(&argvars[0])));
|
|
7
|
9621 }
|
|
|
9622
|
|
|
9623 /*
|
|
|
9624 * "strpart()" function
|
|
|
9625 */
|
|
|
9626 static void
|
|
71
|
9627 f_strpart(argvars, rettv)
|
|
|
9628 typeval *argvars;
|
|
|
9629 typeval *rettv;
|
|
7
|
9630 {
|
|
|
9631 char_u *p;
|
|
|
9632 int n;
|
|
|
9633 int len;
|
|
|
9634 int slen;
|
|
|
9635
|
|
71
|
9636 p = get_tv_string(&argvars[0]);
|
|
7
|
9637 slen = (int)STRLEN(p);
|
|
|
9638
|
|
71
|
9639 n = get_tv_number(&argvars[1]);
|
|
56
|
9640 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
9641 len = get_tv_number(&argvars[2]);
|
|
7
|
9642 else
|
|
|
9643 len = slen - n; /* default len: all bytes that are available. */
|
|
|
9644
|
|
|
9645 /*
|
|
|
9646 * Only return the overlap between the specified part and the actual
|
|
|
9647 * string.
|
|
|
9648 */
|
|
|
9649 if (n < 0)
|
|
|
9650 {
|
|
|
9651 len += n;
|
|
|
9652 n = 0;
|
|
|
9653 }
|
|
|
9654 else if (n > slen)
|
|
|
9655 n = slen;
|
|
|
9656 if (len < 0)
|
|
|
9657 len = 0;
|
|
|
9658 else if (n + len > slen)
|
|
|
9659 len = slen - n;
|
|
|
9660
|
|
71
|
9661 rettv->v_type = VAR_STRING;
|
|
|
9662 rettv->vval.v_string = vim_strnsave(p + n, len);
|
|
7
|
9663 }
|
|
|
9664
|
|
|
9665 /*
|
|
83
|
9666 * "strridx()" function
|
|
|
9667 */
|
|
|
9668 static void
|
|
|
9669 f_strridx(argvars, rettv)
|
|
|
9670 typeval *argvars;
|
|
|
9671 typeval *rettv;
|
|
|
9672 {
|
|
|
9673 char_u buf[NUMBUFLEN];
|
|
|
9674 char_u *needle;
|
|
|
9675 char_u *haystack;
|
|
|
9676 char_u *rest;
|
|
|
9677 char_u *lastmatch = NULL;
|
|
|
9678
|
|
|
9679 needle = get_tv_string(&argvars[1]);
|
|
|
9680 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
|
9681 if (*needle == NUL)
|
|
|
9682 /* Empty string matches past the end. */
|
|
|
9683 lastmatch = haystack + STRLEN(haystack);
|
|
|
9684 else
|
|
|
9685 for (rest = haystack; *rest != '\0'; ++rest)
|
|
|
9686 {
|
|
|
9687 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
9688 if (rest == NULL)
|
|
|
9689 break;
|
|
|
9690 lastmatch = rest;
|
|
|
9691 }
|
|
|
9692
|
|
|
9693 if (lastmatch == NULL)
|
|
|
9694 rettv->vval.v_number = -1;
|
|
|
9695 else
|
|
|
9696 rettv->vval.v_number = (varnumber_T)(lastmatch - haystack);
|
|
|
9697 }
|
|
|
9698
|
|
|
9699 /*
|
|
7
|
9700 * "strtrans()" function
|
|
|
9701 */
|
|
|
9702 static void
|
|
71
|
9703 f_strtrans(argvars, rettv)
|
|
|
9704 typeval *argvars;
|
|
|
9705 typeval *rettv;
|
|
|
9706 {
|
|
|
9707 rettv->v_type = VAR_STRING;
|
|
|
9708 rettv->vval.v_string = transstr(get_tv_string(&argvars[0]));
|
|
7
|
9709 }
|
|
|
9710
|
|
|
9711 /*
|
|
83
|
9712 * "submatch()" function
|
|
|
9713 */
|
|
|
9714 static void
|
|
|
9715 f_submatch(argvars, rettv)
|
|
|
9716 typeval *argvars;
|
|
|
9717 typeval *rettv;
|
|
|
9718 {
|
|
|
9719 rettv->v_type = VAR_STRING;
|
|
|
9720 rettv->vval.v_string = reg_submatch((int)get_tv_number(&argvars[0]));
|
|
|
9721 }
|
|
|
9722
|
|
|
9723 /*
|
|
|
9724 * "substitute()" function
|
|
|
9725 */
|
|
|
9726 static void
|
|
|
9727 f_substitute(argvars, rettv)
|
|
|
9728 typeval *argvars;
|
|
|
9729 typeval *rettv;
|
|
|
9730 {
|
|
|
9731 char_u patbuf[NUMBUFLEN];
|
|
|
9732 char_u subbuf[NUMBUFLEN];
|
|
|
9733 char_u flagsbuf[NUMBUFLEN];
|
|
|
9734
|
|
|
9735 rettv->v_type = VAR_STRING;
|
|
|
9736 rettv->vval.v_string = do_string_sub(
|
|
|
9737 get_tv_string(&argvars[0]),
|
|
|
9738 get_tv_string_buf(&argvars[1], patbuf),
|
|
|
9739 get_tv_string_buf(&argvars[2], subbuf),
|
|
|
9740 get_tv_string_buf(&argvars[3], flagsbuf));
|
|
|
9741 }
|
|
|
9742
|
|
|
9743 /*
|
|
7
|
9744 * "synID(line, col, trans)" function
|
|
|
9745 */
|
|
|
9746 /*ARGSUSED*/
|
|
|
9747 static void
|
|
71
|
9748 f_synID(argvars, rettv)
|
|
|
9749 typeval *argvars;
|
|
|
9750 typeval *rettv;
|
|
7
|
9751 {
|
|
|
9752 int id = 0;
|
|
|
9753 #ifdef FEAT_SYN_HL
|
|
|
9754 long line;
|
|
|
9755 long col;
|
|
|
9756 int trans;
|
|
|
9757
|
|
71
|
9758 line = get_tv_lnum(argvars);
|
|
|
9759 col = get_tv_number(&argvars[1]) - 1;
|
|
|
9760 trans = get_tv_number(&argvars[2]);
|
|
7
|
9761
|
|
|
9762 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
9763 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
9764 id = syn_get_id(line, col, trans);
|
|
|
9765 #endif
|
|
|
9766
|
|
71
|
9767 rettv->vval.v_number = id;
|
|
7
|
9768 }
|
|
|
9769
|
|
|
9770 /*
|
|
|
9771 * "synIDattr(id, what [, mode])" function
|
|
|
9772 */
|
|
|
9773 /*ARGSUSED*/
|
|
|
9774 static void
|
|
71
|
9775 f_synIDattr(argvars, rettv)
|
|
|
9776 typeval *argvars;
|
|
|
9777 typeval *rettv;
|
|
7
|
9778 {
|
|
|
9779 char_u *p = NULL;
|
|
|
9780 #ifdef FEAT_SYN_HL
|
|
|
9781 int id;
|
|
|
9782 char_u *what;
|
|
|
9783 char_u *mode;
|
|
|
9784 char_u modebuf[NUMBUFLEN];
|
|
|
9785 int modec;
|
|
|
9786
|
|
71
|
9787 id = get_tv_number(&argvars[0]);
|
|
|
9788 what = get_tv_string(&argvars[1]);
|
|
56
|
9789 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
9790 {
|
|
71
|
9791 mode = get_tv_string_buf(&argvars[2], modebuf);
|
|
7
|
9792 modec = TOLOWER_ASC(mode[0]);
|
|
|
9793 if (modec != 't' && modec != 'c'
|
|
|
9794 #ifdef FEAT_GUI
|
|
|
9795 && modec != 'g'
|
|
|
9796 #endif
|
|
|
9797 )
|
|
|
9798 modec = 0; /* replace invalid with current */
|
|
|
9799 }
|
|
|
9800 else
|
|
|
9801 {
|
|
|
9802 #ifdef FEAT_GUI
|
|
|
9803 if (gui.in_use)
|
|
|
9804 modec = 'g';
|
|
|
9805 else
|
|
|
9806 #endif
|
|
|
9807 if (t_colors > 1)
|
|
|
9808 modec = 'c';
|
|
|
9809 else
|
|
|
9810 modec = 't';
|
|
|
9811 }
|
|
|
9812
|
|
|
9813
|
|
|
9814 switch (TOLOWER_ASC(what[0]))
|
|
|
9815 {
|
|
|
9816 case 'b':
|
|
|
9817 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
9818 p = highlight_color(id, what, modec);
|
|
|
9819 else /* bold */
|
|
|
9820 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
9821 break;
|
|
|
9822
|
|
|
9823 case 'f': /* fg[#] */
|
|
|
9824 p = highlight_color(id, what, modec);
|
|
|
9825 break;
|
|
|
9826
|
|
|
9827 case 'i':
|
|
|
9828 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
9829 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
9830 else /* italic */
|
|
|
9831 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
9832 break;
|
|
|
9833
|
|
|
9834 case 'n': /* name */
|
|
|
9835 p = get_highlight_name(NULL, id - 1);
|
|
|
9836 break;
|
|
|
9837
|
|
|
9838 case 'r': /* reverse */
|
|
|
9839 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
9840 break;
|
|
|
9841
|
|
|
9842 case 's': /* standout */
|
|
|
9843 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
9844 break;
|
|
|
9845
|
|
|
9846 case 'u': /* underline */
|
|
|
9847 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
9848 break;
|
|
|
9849 }
|
|
|
9850
|
|
|
9851 if (p != NULL)
|
|
|
9852 p = vim_strsave(p);
|
|
|
9853 #endif
|
|
71
|
9854 rettv->v_type = VAR_STRING;
|
|
|
9855 rettv->vval.v_string = p;
|
|
7
|
9856 }
|
|
|
9857
|
|
|
9858 /*
|
|
|
9859 * "synIDtrans(id)" function
|
|
|
9860 */
|
|
|
9861 /*ARGSUSED*/
|
|
|
9862 static void
|
|
71
|
9863 f_synIDtrans(argvars, rettv)
|
|
|
9864 typeval *argvars;
|
|
|
9865 typeval *rettv;
|
|
7
|
9866 {
|
|
|
9867 int id;
|
|
|
9868
|
|
|
9869 #ifdef FEAT_SYN_HL
|
|
71
|
9870 id = get_tv_number(&argvars[0]);
|
|
7
|
9871
|
|
|
9872 if (id > 0)
|
|
|
9873 id = syn_get_final_id(id);
|
|
|
9874 else
|
|
|
9875 #endif
|
|
|
9876 id = 0;
|
|
|
9877
|
|
71
|
9878 rettv->vval.v_number = id;
|
|
7
|
9879 }
|
|
|
9880
|
|
|
9881 /*
|
|
|
9882 * "system()" function
|
|
|
9883 */
|
|
|
9884 static void
|
|
71
|
9885 f_system(argvars, rettv)
|
|
|
9886 typeval *argvars;
|
|
|
9887 typeval *rettv;
|
|
7
|
9888 {
|
|
24
|
9889 char_u *res = NULL;
|
|
7
|
9890 char_u *p;
|
|
24
|
9891 char_u *infile = NULL;
|
|
|
9892 char_u buf[NUMBUFLEN];
|
|
|
9893 int err = FALSE;
|
|
|
9894 FILE *fd;
|
|
|
9895
|
|
56
|
9896 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
24
|
9897 {
|
|
|
9898 /*
|
|
|
9899 * Write the string to a temp file, to be used for input of the shell
|
|
|
9900 * command.
|
|
|
9901 */
|
|
|
9902 if ((infile = vim_tempname('i')) == NULL)
|
|
|
9903 {
|
|
|
9904 EMSG(_(e_notmp));
|
|
|
9905 return;
|
|
|
9906 }
|
|
|
9907
|
|
|
9908 fd = mch_fopen((char *)infile, WRITEBIN);
|
|
|
9909 if (fd == NULL)
|
|
|
9910 {
|
|
|
9911 EMSG2(_(e_notopen), infile);
|
|
|
9912 goto done;
|
|
|
9913 }
|
|
71
|
9914 p = get_tv_string_buf(&argvars[1], buf);
|
|
24
|
9915 if (fwrite(p, STRLEN(p), 1, fd) != 1)
|
|
|
9916 err = TRUE;
|
|
|
9917 if (fclose(fd) != 0)
|
|
|
9918 err = TRUE;
|
|
|
9919 if (err)
|
|
|
9920 {
|
|
|
9921 EMSG(_("E677: Error writing temp file"));
|
|
|
9922 goto done;
|
|
|
9923 }
|
|
|
9924 }
|
|
|
9925
|
|
71
|
9926 res = get_cmd_output(get_tv_string(&argvars[0]), infile, SHELL_SILENT);
|
|
24
|
9927
|
|
7
|
9928 #ifdef USE_CR
|
|
|
9929 /* translate <CR> into <NL> */
|
|
24
|
9930 if (res != NULL)
|
|
7
|
9931 {
|
|
|
9932 char_u *s;
|
|
|
9933
|
|
24
|
9934 for (s = res; *s; ++s)
|
|
7
|
9935 {
|
|
|
9936 if (*s == CAR)
|
|
|
9937 *s = NL;
|
|
|
9938 }
|
|
|
9939 }
|
|
|
9940 #else
|
|
|
9941 # ifdef USE_CRNL
|
|
|
9942 /* translate <CR><NL> into <NL> */
|
|
24
|
9943 if (res != NULL)
|
|
7
|
9944 {
|
|
|
9945 char_u *s, *d;
|
|
|
9946
|
|
24
|
9947 d = res;
|
|
|
9948 for (s = res; *s; ++s)
|
|
7
|
9949 {
|
|
|
9950 if (s[0] == CAR && s[1] == NL)
|
|
|
9951 ++s;
|
|
|
9952 *d++ = *s;
|
|
|
9953 }
|
|
|
9954 *d = NUL;
|
|
|
9955 }
|
|
|
9956 # endif
|
|
|
9957 #endif
|
|
24
|
9958
|
|
|
9959 done:
|
|
|
9960 if (infile != NULL)
|
|
|
9961 {
|
|
|
9962 mch_remove(infile);
|
|
|
9963 vim_free(infile);
|
|
|
9964 }
|
|
71
|
9965 rettv->v_type = VAR_STRING;
|
|
|
9966 rettv->vval.v_string = res;
|
|
7
|
9967 }
|
|
|
9968
|
|
|
9969 /*
|
|
|
9970 * "tempname()" function
|
|
|
9971 */
|
|
|
9972 /*ARGSUSED*/
|
|
|
9973 static void
|
|
71
|
9974 f_tempname(argvars, rettv)
|
|
|
9975 typeval *argvars;
|
|
|
9976 typeval *rettv;
|
|
7
|
9977 {
|
|
|
9978 static int x = 'A';
|
|
|
9979
|
|
71
|
9980 rettv->v_type = VAR_STRING;
|
|
|
9981 rettv->vval.v_string = vim_tempname(x);
|
|
7
|
9982
|
|
|
9983 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
9984 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
9985 do
|
|
|
9986 {
|
|
|
9987 if (x == 'Z')
|
|
|
9988 x = '0';
|
|
|
9989 else if (x == '9')
|
|
|
9990 x = 'A';
|
|
|
9991 else
|
|
|
9992 {
|
|
|
9993 #ifdef EBCDIC
|
|
|
9994 if (x == 'I')
|
|
|
9995 x = 'J';
|
|
|
9996 else if (x == 'R')
|
|
|
9997 x = 'S';
|
|
|
9998 else
|
|
|
9999 #endif
|
|
|
10000 ++x;
|
|
|
10001 }
|
|
|
10002 } while (x == 'I' || x == 'O');
|
|
|
10003 }
|
|
|
10004
|
|
|
10005 /*
|
|
|
10006 * "tolower(string)" function
|
|
|
10007 */
|
|
|
10008 static void
|
|
71
|
10009 f_tolower(argvars, rettv)
|
|
|
10010 typeval *argvars;
|
|
|
10011 typeval *rettv;
|
|
7
|
10012 {
|
|
|
10013 char_u *p;
|
|
|
10014
|
|
71
|
10015 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
10016 rettv->v_type = VAR_STRING;
|
|
|
10017 rettv->vval.v_string = p;
|
|
7
|
10018
|
|
|
10019 if (p != NULL)
|
|
|
10020 while (*p != NUL)
|
|
|
10021 {
|
|
|
10022 #ifdef FEAT_MBYTE
|
|
|
10023 int l;
|
|
|
10024
|
|
|
10025 if (enc_utf8)
|
|
|
10026 {
|
|
|
10027 int c, lc;
|
|
|
10028
|
|
|
10029 c = utf_ptr2char(p);
|
|
|
10030 lc = utf_tolower(c);
|
|
|
10031 l = utf_ptr2len_check(p);
|
|
|
10032 /* TODO: reallocate string when byte count changes. */
|
|
|
10033 if (utf_char2len(lc) == l)
|
|
|
10034 utf_char2bytes(lc, p);
|
|
|
10035 p += l;
|
|
|
10036 }
|
|
|
10037 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
10038 p += l; /* skip multi-byte character */
|
|
|
10039 else
|
|
|
10040 #endif
|
|
|
10041 {
|
|
|
10042 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
10043 ++p;
|
|
|
10044 }
|
|
|
10045 }
|
|
|
10046 }
|
|
|
10047
|
|
|
10048 /*
|
|
|
10049 * "toupper(string)" function
|
|
|
10050 */
|
|
|
10051 static void
|
|
71
|
10052 f_toupper(argvars, rettv)
|
|
|
10053 typeval *argvars;
|
|
|
10054 typeval *rettv;
|
|
7
|
10055 {
|
|
|
10056 char_u *p;
|
|
|
10057
|
|
71
|
10058 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
10059 rettv->v_type = VAR_STRING;
|
|
|
10060 rettv->vval.v_string = p;
|
|
7
|
10061
|
|
|
10062 if (p != NULL)
|
|
|
10063 while (*p != NUL)
|
|
|
10064 {
|
|
|
10065 #ifdef FEAT_MBYTE
|
|
|
10066 int l;
|
|
|
10067
|
|
|
10068 if (enc_utf8)
|
|
|
10069 {
|
|
|
10070 int c, uc;
|
|
|
10071
|
|
|
10072 c = utf_ptr2char(p);
|
|
|
10073 uc = utf_toupper(c);
|
|
|
10074 l = utf_ptr2len_check(p);
|
|
|
10075 /* TODO: reallocate string when byte count changes. */
|
|
|
10076 if (utf_char2len(uc) == l)
|
|
|
10077 utf_char2bytes(uc, p);
|
|
|
10078 p += l;
|
|
|
10079 }
|
|
|
10080 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
10081 p += l; /* skip multi-byte character */
|
|
|
10082 else
|
|
|
10083 #endif
|
|
|
10084 {
|
|
|
10085 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
10086 p++;
|
|
|
10087 }
|
|
|
10088 }
|
|
|
10089 }
|
|
|
10090
|
|
|
10091 /*
|
|
15
|
10092 * "tr(string, fromstr, tostr)" function
|
|
|
10093 */
|
|
|
10094 static void
|
|
71
|
10095 f_tr(argvars, rettv)
|
|
|
10096 typeval *argvars;
|
|
|
10097 typeval *rettv;
|
|
15
|
10098 {
|
|
|
10099 char_u *instr;
|
|
|
10100 char_u *fromstr;
|
|
|
10101 char_u *tostr;
|
|
|
10102 char_u *p;
|
|
|
10103 #ifdef FEAT_MBYTE
|
|
|
10104 int inlen;
|
|
|
10105 int fromlen;
|
|
|
10106 int tolen;
|
|
|
10107 int idx;
|
|
|
10108 char_u *cpstr;
|
|
|
10109 int cplen;
|
|
|
10110 int first = TRUE;
|
|
|
10111 #endif
|
|
|
10112 char_u buf[NUMBUFLEN];
|
|
|
10113 char_u buf2[NUMBUFLEN];
|
|
|
10114 garray_T ga;
|
|
|
10115
|
|
71
|
10116 instr = get_tv_string(&argvars[0]);
|
|
|
10117 fromstr = get_tv_string_buf(&argvars[1], buf);
|
|
|
10118 tostr = get_tv_string_buf(&argvars[2], buf2);
|
|
15
|
10119
|
|
|
10120 /* Default return value: empty string. */
|
|
71
|
10121 rettv->v_type = VAR_STRING;
|
|
|
10122 rettv->vval.v_string = NULL;
|
|
15
|
10123 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
10124
|
|
|
10125 #ifdef FEAT_MBYTE
|
|
|
10126 if (!has_mbyte)
|
|
|
10127 #endif
|
|
|
10128 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
10129 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
10130 {
|
|
20
|
10131 #ifdef FEAT_MBYTE
|
|
15
|
10132 error:
|
|
20
|
10133 #endif
|
|
15
|
10134 EMSG2(_(e_invarg2), fromstr);
|
|
|
10135 ga_clear(&ga);
|
|
|
10136 return;
|
|
|
10137 }
|
|
|
10138
|
|
|
10139 /* fromstr and tostr have to contain the same number of chars */
|
|
|
10140 while (*instr != NUL)
|
|
|
10141 {
|
|
|
10142 #ifdef FEAT_MBYTE
|
|
|
10143 if (has_mbyte)
|
|
|
10144 {
|
|
|
10145 inlen = mb_ptr2len_check(instr);
|
|
|
10146 cpstr = instr;
|
|
|
10147 cplen = inlen;
|
|
|
10148 idx = 0;
|
|
|
10149 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
10150 {
|
|
|
10151 fromlen = mb_ptr2len_check(p);
|
|
|
10152 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
10153 {
|
|
|
10154 for (p = tostr; *p != NUL; p += tolen)
|
|
|
10155 {
|
|
|
10156 tolen = mb_ptr2len_check(p);
|
|
|
10157 if (idx-- == 0)
|
|
|
10158 {
|
|
|
10159 cplen = tolen;
|
|
|
10160 cpstr = p;
|
|
|
10161 break;
|
|
|
10162 }
|
|
|
10163 }
|
|
|
10164 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
10165 goto error;
|
|
|
10166 break;
|
|
|
10167 }
|
|
|
10168 ++idx;
|
|
|
10169 }
|
|
|
10170
|
|
|
10171 if (first && cpstr == instr)
|
|
|
10172 {
|
|
|
10173 /* Check that fromstr and tostr have the same number of
|
|
|
10174 * (multi-byte) characters. Done only once when a character
|
|
|
10175 * of instr doesn't appear in fromstr. */
|
|
|
10176 first = FALSE;
|
|
|
10177 for (p = tostr; *p != NUL; p += tolen)
|
|
|
10178 {
|
|
|
10179 tolen = mb_ptr2len_check(p);
|
|
|
10180 --idx;
|
|
|
10181 }
|
|
|
10182 if (idx != 0)
|
|
|
10183 goto error;
|
|
|
10184 }
|
|
|
10185
|
|
|
10186 ga_grow(&ga, cplen);
|
|
16
|
10187 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
10188 ga.ga_len += cplen;
|
|
|
10189
|
|
|
10190 instr += inlen;
|
|
|
10191 }
|
|
|
10192 else
|
|
|
10193 #endif
|
|
|
10194 {
|
|
|
10195 /* When not using multi-byte chars we can do it faster. */
|
|
|
10196 p = vim_strchr(fromstr, *instr);
|
|
|
10197 if (p != NULL)
|
|
|
10198 ga_append(&ga, tostr[p - fromstr]);
|
|
|
10199 else
|
|
|
10200 ga_append(&ga, *instr);
|
|
|
10201 ++instr;
|
|
|
10202 }
|
|
|
10203 }
|
|
|
10204
|
|
71
|
10205 rettv->vval.v_string = ga.ga_data;
|
|
15
|
10206 }
|
|
|
10207
|
|
|
10208 /*
|
|
7
|
10209 * "type(expr)" function
|
|
|
10210 */
|
|
|
10211 static void
|
|
71
|
10212 f_type(argvars, rettv)
|
|
|
10213 typeval *argvars;
|
|
|
10214 typeval *rettv;
|
|
56
|
10215 {
|
|
|
10216 if (argvars[0].v_type == VAR_NUMBER)
|
|
71
|
10217 rettv->vval.v_number = 0;
|
|
|
10218 else
|
|
|
10219 rettv->vval.v_number = 1;
|
|
7
|
10220 }
|
|
|
10221
|
|
|
10222 /*
|
|
|
10223 * "virtcol(string)" function
|
|
|
10224 */
|
|
|
10225 static void
|
|
71
|
10226 f_virtcol(argvars, rettv)
|
|
|
10227 typeval *argvars;
|
|
|
10228 typeval *rettv;
|
|
7
|
10229 {
|
|
|
10230 colnr_T vcol = 0;
|
|
|
10231 pos_T *fp;
|
|
|
10232
|
|
|
10233 fp = var2fpos(&argvars[0], FALSE);
|
|
|
10234 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
10235 {
|
|
|
10236 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
10237 ++vcol;
|
|
|
10238 }
|
|
|
10239
|
|
71
|
10240 rettv->vval.v_number = vcol;
|
|
7
|
10241 }
|
|
|
10242
|
|
|
10243 /*
|
|
|
10244 * "visualmode()" function
|
|
|
10245 */
|
|
|
10246 /*ARGSUSED*/
|
|
|
10247 static void
|
|
71
|
10248 f_visualmode(argvars, rettv)
|
|
|
10249 typeval *argvars;
|
|
|
10250 typeval *rettv;
|
|
7
|
10251 {
|
|
|
10252 #ifdef FEAT_VISUAL
|
|
|
10253 char_u str[2];
|
|
|
10254
|
|
71
|
10255 rettv->v_type = VAR_STRING;
|
|
7
|
10256 str[0] = curbuf->b_visual_mode_eval;
|
|
|
10257 str[1] = NUL;
|
|
71
|
10258 rettv->vval.v_string = vim_strsave(str);
|
|
7
|
10259
|
|
|
10260 /* A non-zero number or non-empty string argument: reset mode. */
|
|
56
|
10261 if ((argvars[0].v_type == VAR_NUMBER
|
|
|
10262 && argvars[0].vval.v_number != 0)
|
|
|
10263 || (argvars[0].v_type == VAR_STRING
|
|
71
|
10264 && *get_tv_string(&argvars[0]) != NUL))
|
|
7
|
10265 curbuf->b_visual_mode_eval = NUL;
|
|
|
10266 #else
|
|
71
|
10267 rettv->vval.v_number = 0; /* return anything, it won't work anyway */
|
|
7
|
10268 #endif
|
|
|
10269 }
|
|
|
10270
|
|
|
10271 /*
|
|
|
10272 * "winbufnr(nr)" function
|
|
|
10273 */
|
|
|
10274 static void
|
|
71
|
10275 f_winbufnr(argvars, rettv)
|
|
|
10276 typeval *argvars;
|
|
|
10277 typeval *rettv;
|
|
7
|
10278 {
|
|
|
10279 win_T *wp;
|
|
|
10280
|
|
|
10281 wp = find_win_by_nr(&argvars[0]);
|
|
|
10282 if (wp == NULL)
|
|
71
|
10283 rettv->vval.v_number = -1;
|
|
|
10284 else
|
|
|
10285 rettv->vval.v_number = wp->w_buffer->b_fnum;
|
|
7
|
10286 }
|
|
|
10287
|
|
|
10288 /*
|
|
|
10289 * "wincol()" function
|
|
|
10290 */
|
|
|
10291 /*ARGSUSED*/
|
|
|
10292 static void
|
|
71
|
10293 f_wincol(argvars, rettv)
|
|
|
10294 typeval *argvars;
|
|
|
10295 typeval *rettv;
|
|
7
|
10296 {
|
|
|
10297 validate_cursor();
|
|
71
|
10298 rettv->vval.v_number = curwin->w_wcol + 1;
|
|
7
|
10299 }
|
|
|
10300
|
|
|
10301 /*
|
|
|
10302 * "winheight(nr)" function
|
|
|
10303 */
|
|
|
10304 static void
|
|
71
|
10305 f_winheight(argvars, rettv)
|
|
|
10306 typeval *argvars;
|
|
|
10307 typeval *rettv;
|
|
7
|
10308 {
|
|
|
10309 win_T *wp;
|
|
|
10310
|
|
|
10311 wp = find_win_by_nr(&argvars[0]);
|
|
|
10312 if (wp == NULL)
|
|
71
|
10313 rettv->vval.v_number = -1;
|
|
|
10314 else
|
|
|
10315 rettv->vval.v_number = wp->w_height;
|
|
7
|
10316 }
|
|
|
10317
|
|
|
10318 /*
|
|
|
10319 * "winline()" function
|
|
|
10320 */
|
|
|
10321 /*ARGSUSED*/
|
|
|
10322 static void
|
|
71
|
10323 f_winline(argvars, rettv)
|
|
|
10324 typeval *argvars;
|
|
|
10325 typeval *rettv;
|
|
7
|
10326 {
|
|
|
10327 validate_cursor();
|
|
71
|
10328 rettv->vval.v_number = curwin->w_wrow + 1;
|
|
7
|
10329 }
|
|
|
10330
|
|
|
10331 /*
|
|
|
10332 * "winnr()" function
|
|
|
10333 */
|
|
|
10334 /* ARGSUSED */
|
|
|
10335 static void
|
|
71
|
10336 f_winnr(argvars, rettv)
|
|
|
10337 typeval *argvars;
|
|
|
10338 typeval *rettv;
|
|
7
|
10339 {
|
|
|
10340 int nr = 1;
|
|
|
10341 #ifdef FEAT_WINDOWS
|
|
|
10342 win_T *wp;
|
|
20
|
10343 win_T *twin = curwin;
|
|
|
10344 char_u *arg;
|
|
|
10345
|
|
56
|
10346 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
|
10347 {
|
|
71
|
10348 arg = get_tv_string(&argvars[0]);
|
|
20
|
10349 if (STRCMP(arg, "$") == 0)
|
|
|
10350 twin = lastwin;
|
|
|
10351 else if (STRCMP(arg, "#") == 0)
|
|
|
10352 {
|
|
|
10353 twin = prevwin;
|
|
|
10354 if (prevwin == NULL)
|
|
|
10355 nr = 0;
|
|
|
10356 }
|
|
|
10357 else
|
|
|
10358 {
|
|
|
10359 EMSG2(_(e_invexpr2), arg);
|
|
|
10360 nr = 0;
|
|
|
10361 }
|
|
|
10362 }
|
|
|
10363
|
|
|
10364 if (nr > 0)
|
|
|
10365 for (wp = firstwin; wp != twin; wp = wp->w_next)
|
|
|
10366 ++nr;
|
|
7
|
10367 #endif
|
|
71
|
10368 rettv->vval.v_number = nr;
|
|
7
|
10369 }
|
|
|
10370
|
|
|
10371 /*
|
|
|
10372 * "winrestcmd()" function
|
|
|
10373 */
|
|
|
10374 /* ARGSUSED */
|
|
|
10375 static void
|
|
71
|
10376 f_winrestcmd(argvars, rettv)
|
|
|
10377 typeval *argvars;
|
|
|
10378 typeval *rettv;
|
|
7
|
10379 {
|
|
|
10380 #ifdef FEAT_WINDOWS
|
|
|
10381 win_T *wp;
|
|
|
10382 int winnr = 1;
|
|
|
10383 garray_T ga;
|
|
|
10384 char_u buf[50];
|
|
|
10385
|
|
|
10386 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
10387 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
10388 {
|
|
|
10389 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
10390 ga_concat(&ga, buf);
|
|
|
10391 # ifdef FEAT_VERTSPLIT
|
|
|
10392 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
10393 ga_concat(&ga, buf);
|
|
|
10394 # endif
|
|
|
10395 ++winnr;
|
|
|
10396 }
|
|
21
|
10397 ga_append(&ga, NUL);
|
|
7
|
10398
|
|
71
|
10399 rettv->vval.v_string = ga.ga_data;
|
|
7
|
10400 #else
|
|
71
|
10401 rettv->vval.v_string = NULL;
|
|
|
10402 #endif
|
|
|
10403 rettv->v_type = VAR_STRING;
|
|
7
|
10404 }
|
|
|
10405
|
|
|
10406 /*
|
|
|
10407 * "winwidth(nr)" function
|
|
|
10408 */
|
|
|
10409 static void
|
|
71
|
10410 f_winwidth(argvars, rettv)
|
|
|
10411 typeval *argvars;
|
|
|
10412 typeval *rettv;
|
|
7
|
10413 {
|
|
|
10414 win_T *wp;
|
|
|
10415
|
|
|
10416 wp = find_win_by_nr(&argvars[0]);
|
|
|
10417 if (wp == NULL)
|
|
71
|
10418 rettv->vval.v_number = -1;
|
|
7
|
10419 else
|
|
|
10420 #ifdef FEAT_VERTSPLIT
|
|
71
|
10421 rettv->vval.v_number = wp->w_width;
|
|
7
|
10422 #else
|
|
71
|
10423 rettv->vval.v_number = Columns;
|
|
7
|
10424 #endif
|
|
|
10425 }
|
|
|
10426
|
|
|
10427 static win_T *
|
|
|
10428 find_win_by_nr(vp)
|
|
56
|
10429 typeval *vp;
|
|
7
|
10430 {
|
|
|
10431 #ifdef FEAT_WINDOWS
|
|
|
10432 win_T *wp;
|
|
|
10433 #endif
|
|
|
10434 int nr;
|
|
|
10435
|
|
71
|
10436 nr = get_tv_number(vp);
|
|
7
|
10437
|
|
|
10438 #ifdef FEAT_WINDOWS
|
|
|
10439 if (nr == 0)
|
|
|
10440 return curwin;
|
|
|
10441
|
|
|
10442 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
10443 if (--nr <= 0)
|
|
|
10444 break;
|
|
|
10445 return wp;
|
|
|
10446 #else
|
|
|
10447 if (nr == 0 || nr == 1)
|
|
|
10448 return curwin;
|
|
|
10449 return NULL;
|
|
|
10450 #endif
|
|
|
10451 }
|
|
|
10452
|
|
|
10453 /*
|
|
|
10454 * Translate a String variable into a position.
|
|
|
10455 */
|
|
|
10456 static pos_T *
|
|
|
10457 var2fpos(varp, lnum)
|
|
56
|
10458 typeval *varp;
|
|
7
|
10459 int lnum; /* TRUE when $ is last line */
|
|
|
10460 {
|
|
|
10461 char_u *name;
|
|
|
10462 static pos_T pos;
|
|
|
10463 pos_T *pp;
|
|
|
10464
|
|
71
|
10465 name = get_tv_string(varp);
|
|
7
|
10466 if (name[0] == '.') /* cursor */
|
|
|
10467 return &curwin->w_cursor;
|
|
|
10468 if (name[0] == '\'') /* mark */
|
|
|
10469 {
|
|
|
10470 pp = getmark(name[1], FALSE);
|
|
|
10471 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
10472 return NULL;
|
|
|
10473 return pp;
|
|
|
10474 }
|
|
|
10475 if (name[0] == '$') /* last column or line */
|
|
|
10476 {
|
|
|
10477 if (lnum)
|
|
|
10478 {
|
|
|
10479 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
10480 pos.col = 0;
|
|
|
10481 }
|
|
|
10482 else
|
|
|
10483 {
|
|
|
10484 pos.lnum = curwin->w_cursor.lnum;
|
|
|
10485 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
10486 }
|
|
|
10487 return &pos;
|
|
|
10488 }
|
|
|
10489 return NULL;
|
|
|
10490 }
|
|
|
10491
|
|
|
10492 /*
|
|
|
10493 * Get the length of an environment variable name.
|
|
|
10494 * Advance "arg" to the first character after the name.
|
|
|
10495 * Return 0 for error.
|
|
|
10496 */
|
|
|
10497 static int
|
|
|
10498 get_env_len(arg)
|
|
|
10499 char_u **arg;
|
|
|
10500 {
|
|
|
10501 char_u *p;
|
|
|
10502 int len;
|
|
|
10503
|
|
|
10504 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
10505 ;
|
|
|
10506 if (p == *arg) /* no name found */
|
|
|
10507 return 0;
|
|
|
10508
|
|
|
10509 len = (int)(p - *arg);
|
|
|
10510 *arg = p;
|
|
|
10511 return len;
|
|
|
10512 }
|
|
|
10513
|
|
|
10514 /*
|
|
|
10515 * Get the length of the name of a function or internal variable.
|
|
|
10516 * "arg" is advanced to the first non-white character after the name.
|
|
|
10517 * Return 0 if something is wrong.
|
|
|
10518 */
|
|
|
10519 static int
|
|
|
10520 get_id_len(arg)
|
|
|
10521 char_u **arg;
|
|
|
10522 {
|
|
|
10523 char_u *p;
|
|
|
10524 int len;
|
|
|
10525
|
|
|
10526 /* Find the end of the name. */
|
|
|
10527 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
10528 ;
|
|
|
10529 if (p == *arg) /* no name found */
|
|
|
10530 return 0;
|
|
|
10531
|
|
|
10532 len = (int)(p - *arg);
|
|
|
10533 *arg = skipwhite(p);
|
|
|
10534
|
|
|
10535 return len;
|
|
|
10536 }
|
|
|
10537
|
|
|
10538 /*
|
|
|
10539 * Get the length of the name of a function.
|
|
|
10540 * "arg" is advanced to the first non-white character after the name.
|
|
|
10541 * Return 0 if something is wrong.
|
|
|
10542 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
10543 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
10544 */
|
|
|
10545 static int
|
|
|
10546 get_func_len(arg, alias, evaluate)
|
|
|
10547 char_u **arg;
|
|
|
10548 char_u **alias;
|
|
|
10549 int evaluate;
|
|
|
10550 {
|
|
|
10551 int len;
|
|
|
10552 char_u *p;
|
|
|
10553 char_u *expr_start;
|
|
|
10554 char_u *expr_end;
|
|
|
10555
|
|
|
10556 *alias = NULL; /* default to no alias */
|
|
|
10557
|
|
|
10558 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
10559 && (*arg)[2] == (int)KE_SNR)
|
|
|
10560 {
|
|
|
10561 /* hard coded <SNR>, already translated */
|
|
|
10562 *arg += 3;
|
|
|
10563 return get_id_len(arg) + 3;
|
|
|
10564 }
|
|
|
10565 len = eval_fname_script(*arg);
|
|
|
10566 if (len > 0)
|
|
|
10567 {
|
|
|
10568 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
10569 *arg += len;
|
|
|
10570 }
|
|
|
10571
|
|
|
10572 /*
|
|
71
|
10573 * Find the end of the name; check for {} construction.
|
|
7
|
10574 */
|
|
71
|
10575 p = find_name_end(*arg, &expr_start, &expr_end, FALSE);
|
|
7
|
10576 if (expr_start != NULL)
|
|
|
10577 {
|
|
|
10578 char_u *temp_string;
|
|
|
10579
|
|
|
10580 if (!evaluate)
|
|
|
10581 {
|
|
|
10582 len += (int)(p - *arg);
|
|
|
10583 *arg = skipwhite(p);
|
|
|
10584 return len;
|
|
|
10585 }
|
|
|
10586
|
|
|
10587 /*
|
|
|
10588 * Include any <SID> etc in the expanded string:
|
|
|
10589 * Thus the -len here.
|
|
|
10590 */
|
|
|
10591 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
10592 if (temp_string == NULL)
|
|
|
10593 return 0;
|
|
|
10594 *alias = temp_string;
|
|
|
10595 *arg = skipwhite(p);
|
|
|
10596 return (int)STRLEN(temp_string);
|
|
|
10597 }
|
|
|
10598
|
|
|
10599 len += get_id_len(arg);
|
|
|
10600 if (len == 0)
|
|
|
10601 EMSG2(_(e_invexpr2), *arg);
|
|
|
10602
|
|
|
10603 return len;
|
|
|
10604 }
|
|
|
10605
|
|
71
|
10606 /*
|
|
|
10607 * Find the end of a variable or function name, taking care of magic braces.
|
|
|
10608 * If "expr_start" is not NULL then "expr_start" and "expr_end" are set to the
|
|
|
10609 * start and end of the first magic braces item.
|
|
|
10610 * Return a pointer to just after the name. Equal to "arg" if there is no
|
|
|
10611 * valid name.
|
|
|
10612 */
|
|
7
|
10613 static char_u *
|
|
71
|
10614 find_name_end(arg, expr_start, expr_end, incl_br)
|
|
7
|
10615 char_u *arg;
|
|
|
10616 char_u **expr_start;
|
|
|
10617 char_u **expr_end;
|
|
71
|
10618 int incl_br; /* Include [] indexes */
|
|
|
10619 {
|
|
|
10620 int mb_nest = 0;
|
|
|
10621 int br_nest = 0;
|
|
7
|
10622 char_u *p;
|
|
|
10623
|
|
71
|
10624 if (expr_start != NULL)
|
|
|
10625 {
|
|
|
10626 *expr_start = NULL;
|
|
|
10627 *expr_end = NULL;
|
|
|
10628 }
|
|
|
10629
|
|
|
10630 for (p = arg; *p != NUL
|
|
|
10631 && (eval_isnamec(*p)
|
|
|
10632 || (*p == '[' && incl_br)
|
|
|
10633 || mb_nest != 0
|
|
|
10634 || br_nest != 0); ++p)
|
|
|
10635 {
|
|
|
10636 if (mb_nest == 0)
|
|
|
10637 {
|
|
|
10638 if (*p == '[')
|
|
|
10639 ++br_nest;
|
|
|
10640 else if (*p == ']')
|
|
|
10641 --br_nest;
|
|
|
10642 }
|
|
|
10643 if (br_nest == 0)
|
|
|
10644 {
|
|
|
10645 if (*p == '{')
|
|
|
10646 {
|
|
|
10647 mb_nest++;
|
|
|
10648 if (expr_start != NULL && *expr_start == NULL)
|
|
|
10649 *expr_start = p;
|
|
|
10650 }
|
|
|
10651 else if (*p == '}')
|
|
|
10652 {
|
|
|
10653 mb_nest--;
|
|
|
10654 if (expr_start != NULL && mb_nest == 0 && *expr_end == NULL)
|
|
|
10655 *expr_end = p;
|
|
|
10656 }
|
|
|
10657 }
|
|
7
|
10658 }
|
|
|
10659
|
|
|
10660 return p;
|
|
|
10661 }
|
|
|
10662
|
|
|
10663 /*
|
|
|
10664 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
10665 */
|
|
|
10666 static int
|
|
|
10667 eval_isnamec(c)
|
|
|
10668 int c;
|
|
|
10669 {
|
|
71
|
10670 return (ASCII_ISALNUM(c) || c == '_' || c == ':' || c == '{' || c == '}');
|
|
7
|
10671 }
|
|
|
10672
|
|
|
10673 /*
|
|
|
10674 * Find a v: variable.
|
|
|
10675 * Return it's index, or -1 if not found.
|
|
|
10676 */
|
|
|
10677 static int
|
|
|
10678 find_vim_var(name, len)
|
|
|
10679 char_u *name;
|
|
|
10680 int len; /* length of "name" */
|
|
|
10681 {
|
|
|
10682 char_u *vname;
|
|
|
10683 int vlen;
|
|
|
10684 int i;
|
|
|
10685
|
|
|
10686 /*
|
|
|
10687 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
10688 */
|
|
|
10689 if (name[0] == 'v' && name[1] == ':')
|
|
|
10690 {
|
|
|
10691 vname = name + 2;
|
|
|
10692 vlen = len - 2;
|
|
|
10693 }
|
|
|
10694 else
|
|
|
10695 {
|
|
|
10696 vname = name;
|
|
|
10697 vlen = len;
|
|
|
10698 }
|
|
|
10699 for (i = 0; i < VV_LEN; ++i)
|
|
|
10700 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
10701 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
10702 return i;
|
|
|
10703 return -1;
|
|
|
10704 }
|
|
|
10705
|
|
|
10706 /*
|
|
|
10707 * Set number v: variable to "val".
|
|
|
10708 */
|
|
|
10709 void
|
|
|
10710 set_vim_var_nr(idx, val)
|
|
|
10711 int idx;
|
|
|
10712 long val;
|
|
|
10713 {
|
|
|
10714 vimvars[idx].val = (char_u *)val;
|
|
|
10715 }
|
|
|
10716
|
|
|
10717 /*
|
|
|
10718 * Get number v: variable value;
|
|
|
10719 */
|
|
|
10720 long
|
|
|
10721 get_vim_var_nr(idx)
|
|
|
10722 int idx;
|
|
|
10723 {
|
|
|
10724 return (long)vimvars[idx].val;
|
|
|
10725 }
|
|
|
10726
|
|
|
10727 /*
|
|
|
10728 * Set v:count, v:count1 and v:prevcount.
|
|
|
10729 */
|
|
|
10730 void
|
|
|
10731 set_vcount(count, count1)
|
|
|
10732 long count;
|
|
|
10733 long count1;
|
|
|
10734 {
|
|
|
10735 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
10736 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
10737 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
10738 }
|
|
|
10739
|
|
|
10740 /*
|
|
|
10741 * Set string v: variable to a copy of "val".
|
|
|
10742 */
|
|
|
10743 void
|
|
|
10744 set_vim_var_string(idx, val, len)
|
|
|
10745 int idx;
|
|
|
10746 char_u *val;
|
|
|
10747 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
10748 {
|
|
|
10749 vim_free(vimvars[idx].val);
|
|
|
10750 if (val == NULL)
|
|
|
10751 vimvars[idx].val = NULL;
|
|
|
10752 else if (len == -1)
|
|
|
10753 vimvars[idx].val = vim_strsave(val);
|
|
|
10754 else
|
|
|
10755 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
10756 }
|
|
|
10757
|
|
|
10758 /*
|
|
|
10759 * Set v:register if needed.
|
|
|
10760 */
|
|
|
10761 void
|
|
|
10762 set_reg_var(c)
|
|
|
10763 int c;
|
|
|
10764 {
|
|
|
10765 char_u regname;
|
|
|
10766
|
|
|
10767 if (c == 0 || c == ' ')
|
|
|
10768 regname = '"';
|
|
|
10769 else
|
|
|
10770 regname = c;
|
|
|
10771 /* Avoid free/alloc when the value is already right. */
|
|
|
10772 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
10773 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
10774 }
|
|
|
10775
|
|
|
10776 /*
|
|
|
10777 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
10778 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
10779 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
10780 * take care of memory allocations.
|
|
|
10781 */
|
|
|
10782 char_u *
|
|
|
10783 v_exception(oldval)
|
|
|
10784 char_u *oldval;
|
|
|
10785 {
|
|
|
10786 if (oldval == NULL)
|
|
|
10787 return vimvars[VV_EXCEPTION].val;
|
|
|
10788
|
|
|
10789 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
10790 return NULL;
|
|
|
10791 }
|
|
|
10792
|
|
|
10793 /*
|
|
|
10794 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
10795 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
10796 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
10797 * take care of memory allocations.
|
|
|
10798 */
|
|
|
10799 char_u *
|
|
|
10800 v_throwpoint(oldval)
|
|
|
10801 char_u *oldval;
|
|
|
10802 {
|
|
|
10803 if (oldval == NULL)
|
|
|
10804 return vimvars[VV_THROWPOINT].val;
|
|
|
10805
|
|
|
10806 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
10807 return NULL;
|
|
|
10808 }
|
|
|
10809
|
|
|
10810 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
10811 /*
|
|
|
10812 * Set v:cmdarg.
|
|
|
10813 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
10814 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
10815 * Must always be called in pairs!
|
|
|
10816 */
|
|
|
10817 char_u *
|
|
|
10818 set_cmdarg(eap, oldarg)
|
|
|
10819 exarg_T *eap;
|
|
|
10820 char_u *oldarg;
|
|
|
10821 {
|
|
|
10822 char_u *oldval;
|
|
|
10823 char_u *newval;
|
|
|
10824 unsigned len;
|
|
|
10825
|
|
|
10826 oldval = vimvars[VV_CMDARG].val;
|
|
26
|
10827 if (eap == NULL)
|
|
|
10828 {
|
|
|
10829 vim_free(oldval);
|
|
|
10830 vimvars[VV_CMDARG].val = oldarg;
|
|
|
10831 return NULL;
|
|
|
10832 }
|
|
|
10833
|
|
|
10834 if (eap->force_bin == FORCE_BIN)
|
|
|
10835 len = 6;
|
|
|
10836 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
10837 len = 8;
|
|
|
10838 else
|
|
|
10839 len = 0;
|
|
|
10840 if (eap->force_ff != 0)
|
|
|
10841 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
7
|
10842 # ifdef FEAT_MBYTE
|
|
26
|
10843 if (eap->force_enc != 0)
|
|
|
10844 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
7
|
10845 # endif
|
|
|
10846
|
|
26
|
10847 newval = alloc(len + 1);
|
|
|
10848 if (newval == NULL)
|
|
|
10849 return NULL;
|
|
|
10850
|
|
|
10851 if (eap->force_bin == FORCE_BIN)
|
|
|
10852 sprintf((char *)newval, " ++bin");
|
|
|
10853 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
10854 sprintf((char *)newval, " ++nobin");
|
|
|
10855 else
|
|
|
10856 *newval = NUL;
|
|
|
10857 if (eap->force_ff != 0)
|
|
|
10858 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
10859 eap->cmd + eap->force_ff);
|
|
7
|
10860 # ifdef FEAT_MBYTE
|
|
26
|
10861 if (eap->force_enc != 0)
|
|
|
10862 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
10863 eap->cmd + eap->force_enc);
|
|
7
|
10864 # endif
|
|
26
|
10865 vimvars[VV_CMDARG].val = newval;
|
|
|
10866 return oldval;
|
|
7
|
10867 }
|
|
|
10868 #endif
|
|
|
10869
|
|
|
10870 /*
|
|
|
10871 * Get the value of internal variable "name".
|
|
|
10872 * Return OK or FAIL.
|
|
|
10873 */
|
|
|
10874 static int
|
|
71
|
10875 get_var_tv(name, len, rettv)
|
|
7
|
10876 char_u *name;
|
|
|
10877 int len; /* length of "name" */
|
|
71
|
10878 typeval *rettv; /* NULL when only checking existence */
|
|
7
|
10879 {
|
|
|
10880 int ret = OK;
|
|
56
|
10881 typeval tv;
|
|
7
|
10882 VAR v;
|
|
|
10883 int cc;
|
|
|
10884 int i;
|
|
|
10885
|
|
56
|
10886 tv.v_type = VAR_UNKNOWN;
|
|
|
10887
|
|
7
|
10888 /* truncate the name, so that we can use strcmp() */
|
|
|
10889 cc = name[len];
|
|
|
10890 name[len] = NUL;
|
|
|
10891
|
|
|
10892 /*
|
|
|
10893 * Check for "b:changedtick".
|
|
|
10894 */
|
|
|
10895 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
10896 {
|
|
56
|
10897 tv.v_type = VAR_NUMBER;
|
|
|
10898 tv.vval.v_number = curbuf->b_changedtick;
|
|
7
|
10899 }
|
|
|
10900
|
|
|
10901 /*
|
|
|
10902 * Check for built-in v: variables.
|
|
|
10903 */
|
|
|
10904 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
10905 {
|
|
56
|
10906 tv.v_type = vimvars[i].type;
|
|
|
10907 if (tv.v_type == VAR_NUMBER)
|
|
|
10908 tv.vval.v_number = (long)vimvars[i].val;
|
|
|
10909 else
|
|
|
10910 tv.vval.v_string = vimvars[i].val;
|
|
7
|
10911 }
|
|
|
10912
|
|
|
10913 /*
|
|
|
10914 * Check for user-defined variables.
|
|
|
10915 */
|
|
|
10916 else
|
|
|
10917 {
|
|
|
10918 v = find_var(name, FALSE);
|
|
|
10919 if (v != NULL)
|
|
56
|
10920 tv = v->tv;
|
|
|
10921 }
|
|
|
10922
|
|
|
10923 if (tv.v_type == VAR_UNKNOWN)
|
|
7
|
10924 {
|
|
71
|
10925 if (rettv != NULL)
|
|
|
10926 EMSG2(_(e_undefvar), name);
|
|
7
|
10927 ret = FAIL;
|
|
|
10928 }
|
|
71
|
10929 else if (rettv != NULL)
|
|
|
10930 copy_tv(&tv, rettv);
|
|
7
|
10931
|
|
|
10932 name[len] = cc;
|
|
|
10933
|
|
|
10934 return ret;
|
|
|
10935 }
|
|
|
10936
|
|
|
10937 /*
|
|
56
|
10938 * Allocate memory for a variable type-value, and make it emtpy (0 or NULL
|
|
|
10939 * value).
|
|
|
10940 */
|
|
|
10941 static typeval *
|
|
71
|
10942 alloc_tv()
|
|
56
|
10943 {
|
|
|
10944 return (typeval *)alloc_clear((unsigned)sizeof(typeval));
|
|
|
10945 }
|
|
|
10946
|
|
|
10947 /*
|
|
|
10948 * Allocate memory for a variable type-value, and assign a string to it.
|
|
7
|
10949 * The string "s" must have been allocated, it is consumed.
|
|
|
10950 * Return NULL for out of memory, the variable otherwise.
|
|
|
10951 */
|
|
56
|
10952 static typeval *
|
|
71
|
10953 alloc_string_tv(s)
|
|
7
|
10954 char_u *s;
|
|
|
10955 {
|
|
71
|
10956 typeval *rettv;
|
|
|
10957
|
|
|
10958 rettv = alloc_tv();
|
|
|
10959 if (rettv != NULL)
|
|
|
10960 {
|
|
|
10961 rettv->v_type = VAR_STRING;
|
|
|
10962 rettv->vval.v_string = s;
|
|
7
|
10963 }
|
|
|
10964 else
|
|
|
10965 vim_free(s);
|
|
71
|
10966 return rettv;
|
|
7
|
10967 }
|
|
|
10968
|
|
|
10969 /*
|
|
56
|
10970 * Free the memory for a variable type-value.
|
|
|
10971 */
|
|
|
10972 static void
|
|
71
|
10973 free_tv(varp)
|
|
56
|
10974 typeval *varp;
|
|
7
|
10975 {
|
|
|
10976 if (varp != NULL)
|
|
|
10977 {
|
|
56
|
10978 switch (varp->v_type)
|
|
|
10979 {
|
|
|
10980 case VAR_STRING:
|
|
|
10981 case VAR_FUNC:
|
|
|
10982 vim_free(varp->vval.v_string);
|
|
|
10983 break;
|
|
|
10984 case VAR_LIST:
|
|
|
10985 list_unref(varp->vval.v_list);
|
|
|
10986 break;
|
|
|
10987 default:
|
|
|
10988 break;
|
|
|
10989 }
|
|
7
|
10990 vim_free(varp);
|
|
|
10991 }
|
|
|
10992 }
|
|
|
10993
|
|
|
10994 /*
|
|
|
10995 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
10996 */
|
|
|
10997 static void
|
|
71
|
10998 clear_tv(varp)
|
|
56
|
10999 typeval *varp;
|
|
7
|
11000 {
|
|
|
11001 if (varp != NULL)
|
|
|
11002 {
|
|
56
|
11003 switch (varp->v_type)
|
|
|
11004 {
|
|
|
11005 case VAR_STRING:
|
|
|
11006 case VAR_FUNC:
|
|
|
11007 vim_free(varp->vval.v_string);
|
|
|
11008 varp->vval.v_string = NULL;
|
|
|
11009 break;
|
|
|
11010 case VAR_LIST:
|
|
|
11011 list_unref(varp->vval.v_list);
|
|
|
11012 break;
|
|
71
|
11013 case VAR_NUMBER:
|
|
56
|
11014 varp->vval.v_number = 0;
|
|
|
11015 break;
|
|
71
|
11016 case VAR_UNKNOWN:
|
|
|
11017 break;
|
|
|
11018 default:
|
|
|
11019 EMSG2(_(e_intern2), "clear_tv()");
|
|
|
11020 }
|
|
|
11021 }
|
|
|
11022 }
|
|
|
11023
|
|
|
11024 /*
|
|
|
11025 * Set the value of a variable to NULL without freeing items.
|
|
|
11026 */
|
|
|
11027 static void
|
|
|
11028 init_tv(varp)
|
|
|
11029 typeval *varp;
|
|
|
11030 {
|
|
|
11031 if (varp != NULL)
|
|
|
11032 vim_memset(varp, 0, sizeof(typeval));
|
|
7
|
11033 }
|
|
|
11034
|
|
|
11035 /*
|
|
|
11036 * Get the number value of a variable.
|
|
|
11037 * If it is a String variable, uses vim_str2nr().
|
|
|
11038 */
|
|
|
11039 static long
|
|
71
|
11040 get_tv_number(varp)
|
|
56
|
11041 typeval *varp;
|
|
|
11042 {
|
|
|
11043 long n = 0L;
|
|
|
11044
|
|
|
11045 switch (varp->v_type)
|
|
|
11046 {
|
|
|
11047 case VAR_NUMBER:
|
|
|
11048 n = (long)(varp->vval.v_number);
|
|
|
11049 break;
|
|
|
11050 case VAR_FUNC:
|
|
|
11051 EMSG(_("E999: Using function reference as a number"));
|
|
|
11052 break;
|
|
|
11053 case VAR_STRING:
|
|
|
11054 if (varp->vval.v_string != NULL)
|
|
|
11055 vim_str2nr(varp->vval.v_string, NULL, NULL,
|
|
|
11056 TRUE, TRUE, &n, NULL);
|
|
|
11057 break;
|
|
|
11058 default:
|
|
|
11059 break;
|
|
|
11060 }
|
|
|
11061 return n;
|
|
7
|
11062 }
|
|
|
11063
|
|
|
11064 /*
|
|
|
11065 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
11066 */
|
|
|
11067 static linenr_T
|
|
71
|
11068 get_tv_lnum(argvars)
|
|
|
11069 typeval *argvars;
|
|
|
11070 {
|
|
|
11071 typeval rettv;
|
|
7
|
11072 linenr_T lnum;
|
|
|
11073
|
|
71
|
11074 lnum = get_tv_number(&argvars[0]);
|
|
7
|
11075 if (lnum == 0) /* no valid number, try using line() */
|
|
|
11076 {
|
|
71
|
11077 rettv.v_type = VAR_NUMBER;
|
|
|
11078 f_line(argvars, &rettv);
|
|
|
11079 lnum = rettv.vval.v_number;
|
|
|
11080 clear_tv(&rettv);
|
|
7
|
11081 }
|
|
|
11082 return lnum;
|
|
|
11083 }
|
|
|
11084
|
|
|
11085 /*
|
|
|
11086 * Get the string value of a variable.
|
|
|
11087 * If it is a Number variable, the number is converted into a string.
|
|
|
11088 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
11089 * get_var_string_buf() uses a given buffer.
|
|
|
11090 * If the String variable has never been set, return an empty string.
|
|
|
11091 * Never returns NULL;
|
|
|
11092 */
|
|
|
11093 static char_u *
|
|
71
|
11094 get_tv_string(varp)
|
|
56
|
11095 typeval *varp;
|
|
7
|
11096 {
|
|
|
11097 static char_u mybuf[NUMBUFLEN];
|
|
|
11098
|
|
71
|
11099 return get_tv_string_buf(varp, mybuf);
|
|
7
|
11100 }
|
|
|
11101
|
|
|
11102 static char_u *
|
|
71
|
11103 get_tv_string_buf(varp, buf)
|
|
56
|
11104 typeval *varp;
|
|
|
11105 char_u *buf;
|
|
|
11106 {
|
|
|
11107 switch (varp->v_type)
|
|
|
11108 {
|
|
|
11109 case VAR_NUMBER:
|
|
|
11110 sprintf((char *)buf, "%ld", (long)varp->vval.v_number);
|
|
|
11111 return buf;
|
|
|
11112 case VAR_FUNC:
|
|
|
11113 EMSG(_("E99: using Funcref as a String"));
|
|
|
11114 break;
|
|
|
11115 case VAR_LIST:
|
|
|
11116 EMSG(_("E99: using List as a String"));
|
|
|
11117 break;
|
|
|
11118 case VAR_STRING:
|
|
|
11119 if (varp->vval.v_string != NULL)
|
|
|
11120 return varp->vval.v_string;
|
|
|
11121 break;
|
|
|
11122 default:
|
|
71
|
11123 EMSG2(_(e_intern2), "get_tv_string_buf()");
|
|
56
|
11124 break;
|
|
|
11125 }
|
|
|
11126 return (char_u *)"";
|
|
7
|
11127 }
|
|
|
11128
|
|
|
11129 /*
|
|
|
11130 * Find variable "name" in the list of variables.
|
|
|
11131 * Return a pointer to it if found, NULL if not found.
|
|
56
|
11132 * Careful: "a:0" variables don't have a name.
|
|
7
|
11133 */
|
|
|
11134 static VAR
|
|
|
11135 find_var(name, writing)
|
|
|
11136 char_u *name;
|
|
|
11137 int writing;
|
|
|
11138 {
|
|
|
11139 int i;
|
|
|
11140 char_u *varname;
|
|
|
11141 garray_T *gap;
|
|
|
11142
|
|
|
11143 if (name[0] == 'a' && name[1] == ':')
|
|
|
11144 {
|
|
56
|
11145 /* Function arguments "a:".
|
|
|
11146 * NOTE: We use a typecast, because function arguments don't have a
|
|
|
11147 * name. The caller must not try to access the name! */
|
|
7
|
11148 if (writing)
|
|
|
11149 {
|
|
|
11150 EMSG2(_(e_readonlyvar), name);
|
|
|
11151 return NULL;
|
|
|
11152 }
|
|
|
11153 name += 2;
|
|
|
11154 if (current_funccal == NULL)
|
|
|
11155 return NULL;
|
|
|
11156 if (VIM_ISDIGIT(*name))
|
|
|
11157 {
|
|
|
11158 i = atol((char *)name);
|
|
|
11159 if (i == 0) /* a:0 */
|
|
|
11160 return ¤t_funccal->a0_var;
|
|
|
11161 i += current_funccal->func->args.ga_len;
|
|
|
11162 if (i > current_funccal->argcount) /* a:999 */
|
|
|
11163 return NULL;
|
|
56
|
11164 return (VAR)&(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
7
|
11165 }
|
|
|
11166 if (STRCMP(name, "firstline") == 0)
|
|
|
11167 return &(current_funccal->firstline);
|
|
|
11168 if (STRCMP(name, "lastline") == 0)
|
|
|
11169 return &(current_funccal->lastline);
|
|
|
11170 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
11171 if (STRCMP(name, ((char_u **)
|
|
|
11172 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
56
|
11173 return (VAR)&(current_funccal->argvars[i]); /* a:name */
|
|
7
|
11174 return NULL;
|
|
|
11175 }
|
|
|
11176
|
|
|
11177 gap = find_var_ga(name, &varname);
|
|
|
11178 if (gap == NULL)
|
|
|
11179 return NULL;
|
|
|
11180 return find_var_in_ga(gap, varname);
|
|
|
11181 }
|
|
|
11182
|
|
|
11183 static VAR
|
|
|
11184 find_var_in_ga(gap, varname)
|
|
|
11185 garray_T *gap;
|
|
|
11186 char_u *varname;
|
|
|
11187 {
|
|
|
11188 int i;
|
|
|
11189
|
|
|
11190 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
11191 if (VAR_GAP_ENTRY(i, gap).v_name != NULL
|
|
|
11192 && STRCMP(VAR_GAP_ENTRY(i, gap).v_name, varname) == 0)
|
|
7
|
11193 break;
|
|
|
11194 if (i < 0)
|
|
|
11195 return NULL;
|
|
|
11196 return &VAR_GAP_ENTRY(i, gap);
|
|
|
11197 }
|
|
|
11198
|
|
|
11199 /*
|
|
|
11200 * Find the growarray and start of name without ':' for a variable name.
|
|
|
11201 */
|
|
|
11202 static garray_T *
|
|
|
11203 find_var_ga(name, varname)
|
|
|
11204 char_u *name;
|
|
|
11205 char_u **varname;
|
|
|
11206 {
|
|
|
11207 if (name[1] != ':')
|
|
|
11208 {
|
|
|
11209 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
11210 if (vim_strchr(name, ':') != NULL)
|
|
|
11211 return NULL;
|
|
|
11212 *varname = name;
|
|
|
11213 if (current_funccal == NULL)
|
|
|
11214 return &variables; /* global variable */
|
|
|
11215 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
11216 }
|
|
|
11217 *varname = name + 2;
|
|
|
11218 if (*name == 'b') /* buffer variable */
|
|
|
11219 return &curbuf->b_vars;
|
|
|
11220 if (*name == 'w') /* window variable */
|
|
|
11221 return &curwin->w_vars;
|
|
|
11222 if (*name == 'g') /* global variable */
|
|
|
11223 return &variables;
|
|
|
11224 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
11225 return ¤t_funccal->l_vars;
|
|
|
11226 if (*name == 's' /* script variable */
|
|
|
11227 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
11228 return &SCRIPT_VARS(current_SID);
|
|
|
11229 return NULL;
|
|
|
11230 }
|
|
|
11231
|
|
|
11232 /*
|
|
|
11233 * Get the string value of a (global/local) variable.
|
|
|
11234 * Returns NULL when it doesn't exist.
|
|
|
11235 */
|
|
|
11236 char_u *
|
|
|
11237 get_var_value(name)
|
|
|
11238 char_u *name;
|
|
|
11239 {
|
|
|
11240 VAR v;
|
|
|
11241
|
|
|
11242 v = find_var(name, FALSE);
|
|
|
11243 if (v == NULL)
|
|
|
11244 return NULL;
|
|
|
11245 return get_var_string(v);
|
|
|
11246 }
|
|
|
11247
|
|
|
11248 /*
|
|
|
11249 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
11250 * sourcing this script and when executing functions defined in the script.
|
|
|
11251 */
|
|
|
11252 void
|
|
|
11253 new_script_vars(id)
|
|
|
11254 scid_T id;
|
|
|
11255 {
|
|
|
11256 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
11257 {
|
|
|
11258 while (ga_scripts.ga_len < id)
|
|
|
11259 {
|
|
56
|
11260 vars_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
7
|
11261 ++ga_scripts.ga_len;
|
|
|
11262 }
|
|
|
11263 }
|
|
|
11264 }
|
|
|
11265
|
|
|
11266 /*
|
|
|
11267 * Initialize internal variables for use.
|
|
|
11268 */
|
|
|
11269 void
|
|
56
|
11270 vars_init(gap)
|
|
7
|
11271 garray_T *gap;
|
|
|
11272 {
|
|
|
11273 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
11274 }
|
|
|
11275
|
|
|
11276 /*
|
|
|
11277 * Clean up a list of internal variables.
|
|
|
11278 */
|
|
|
11279 void
|
|
56
|
11280 vars_clear(gap)
|
|
7
|
11281 garray_T *gap;
|
|
|
11282 {
|
|
|
11283 int i;
|
|
|
11284
|
|
|
11285 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
11286 clear_var(&VAR_GAP_ENTRY(i, gap));
|
|
7
|
11287 ga_clear(gap);
|
|
|
11288 }
|
|
|
11289
|
|
|
11290 static void
|
|
56
|
11291 clear_var(v)
|
|
7
|
11292 VAR v;
|
|
|
11293 {
|
|
56
|
11294 vim_free(v->v_name);
|
|
|
11295 v->v_name = NULL;
|
|
71
|
11296 clear_tv(&v->tv);
|
|
7
|
11297 }
|
|
|
11298
|
|
|
11299 /*
|
|
|
11300 * List the value of one internal variable.
|
|
|
11301 */
|
|
|
11302 static void
|
|
|
11303 list_one_var(v, prefix)
|
|
|
11304 VAR v;
|
|
|
11305 char_u *prefix;
|
|
|
11306 {
|
|
56
|
11307 char_u *tofree;
|
|
|
11308 char_u *s;
|
|
80
|
11309 char_u numbuf[NUMBUFLEN];
|
|
|
11310
|
|
|
11311 s = tv2string(&v->tv, &tofree, numbuf);
|
|
56
|
11312 list_one_var_a(prefix, v->v_name, v->tv.v_type,
|
|
|
11313 s == NULL ? (char_u *)"" : s);
|
|
|
11314 vim_free(tofree);
|
|
7
|
11315 }
|
|
|
11316
|
|
|
11317 /*
|
|
|
11318 * List the value of one "v:" variable.
|
|
|
11319 */
|
|
|
11320 static void
|
|
|
11321 list_vim_var(i)
|
|
|
11322 int i; /* index in vimvars[] */
|
|
|
11323 {
|
|
|
11324 char_u *p;
|
|
|
11325 char_u numbuf[NUMBUFLEN];
|
|
|
11326
|
|
|
11327 if (vimvars[i].type == VAR_NUMBER)
|
|
|
11328 {
|
|
|
11329 p = numbuf;
|
|
|
11330 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
11331 }
|
|
|
11332 else if (vimvars[i].val == NULL)
|
|
|
11333 p = (char_u *)"";
|
|
|
11334 else
|
|
|
11335 p = vimvars[i].val;
|
|
|
11336 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
11337 vimvars[i].type, p);
|
|
|
11338 }
|
|
|
11339
|
|
|
11340 static void
|
|
|
11341 list_one_var_a(prefix, name, type, string)
|
|
|
11342 char_u *prefix;
|
|
|
11343 char_u *name;
|
|
|
11344 int type;
|
|
|
11345 char_u *string;
|
|
|
11346 {
|
|
|
11347 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
11348 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
11349 msg_puts(name);
|
|
|
11350 msg_putchar(' ');
|
|
|
11351 msg_advance(22);
|
|
|
11352 if (type == VAR_NUMBER)
|
|
|
11353 msg_putchar('#');
|
|
56
|
11354 else if (type == VAR_FUNC)
|
|
|
11355 msg_putchar('*');
|
|
|
11356 else if (type == VAR_LIST)
|
|
|
11357 {
|
|
|
11358 msg_putchar('[');
|
|
|
11359 if (*string == '[')
|
|
|
11360 ++string;
|
|
|
11361 }
|
|
7
|
11362 else
|
|
|
11363 msg_putchar(' ');
|
|
56
|
11364
|
|
7
|
11365 msg_outtrans(string);
|
|
56
|
11366
|
|
|
11367 if (type == VAR_FUNC)
|
|
|
11368 msg_puts((char_u *)"()");
|
|
7
|
11369 }
|
|
|
11370
|
|
|
11371 /*
|
|
71
|
11372 * Set variable "name" to value in "tv".
|
|
7
|
11373 * If the variable already exists, the value is updated.
|
|
|
11374 * Otherwise the variable is created.
|
|
|
11375 */
|
|
|
11376 static void
|
|
71
|
11377 set_var(name, tv, copy)
|
|
7
|
11378 char_u *name;
|
|
71
|
11379 typeval *tv;
|
|
|
11380 int copy; /* make copy of value in "tv" */
|
|
7
|
11381 {
|
|
|
11382 int i;
|
|
|
11383 VAR v;
|
|
|
11384 char_u *varname;
|
|
|
11385 garray_T *gap;
|
|
|
11386
|
|
|
11387 /*
|
|
|
11388 * Handle setting internal v: variables.
|
|
|
11389 */
|
|
|
11390 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
11391 if (i >= 0)
|
|
|
11392 {
|
|
|
11393 if (vimvars[i].flags & VV_RO)
|
|
|
11394 EMSG2(_(e_readonlyvar), name);
|
|
29
|
11395 else if ((vimvars[i].flags & VV_RO_SBX) && sandbox)
|
|
|
11396 EMSG2(_(e_readonlysbx), name);
|
|
7
|
11397 else
|
|
|
11398 {
|
|
|
11399 if (vimvars[i].type == VAR_STRING)
|
|
|
11400 {
|
|
|
11401 vim_free(vimvars[i].val);
|
|
71
|
11402 if (copy || tv->v_type != VAR_STRING)
|
|
|
11403 vimvars[i].val = vim_strsave(get_tv_string(tv));
|
|
51
|
11404 else
|
|
|
11405 {
|
|
|
11406 /* Take over the string to avoid an extra alloc/free. */
|
|
71
|
11407 vimvars[i].val = tv->vval.v_string;
|
|
|
11408 tv->vval.v_string = NULL;
|
|
51
|
11409 }
|
|
7
|
11410 }
|
|
|
11411 else
|
|
71
|
11412 vimvars[i].val = (char_u *)get_tv_number(tv);
|
|
7
|
11413 }
|
|
|
11414 return;
|
|
|
11415 }
|
|
|
11416
|
|
71
|
11417 if (tv->v_type == VAR_FUNC)
|
|
56
|
11418 {
|
|
|
11419 if (!(vim_strchr((char_u *)"wbs", name[0]) != NULL && name[1] == ':')
|
|
|
11420 && !ASCII_ISUPPER((name[0] != NUL && name[1] == ':')
|
|
|
11421 ? name[2] : name[0]))
|
|
|
11422 {
|
|
|
11423 EMSG2(_("E999: Funcref variable name must start with a capital: %s"), name);
|
|
|
11424 return;
|
|
|
11425 }
|
|
|
11426 if (function_exists(name))
|
|
|
11427 {
|
|
|
11428 EMSG2(_("E999: Variable name conflicts with existing function: %s"), name);
|
|
|
11429 return;
|
|
|
11430 }
|
|
|
11431 }
|
|
|
11432
|
|
7
|
11433 v = find_var(name, TRUE);
|
|
|
11434 if (v != NULL) /* existing variable, only need to free string */
|
|
|
11435 {
|
|
71
|
11436 if (v->tv.v_type != tv->v_type
|
|
56
|
11437 && !((v->tv.v_type == VAR_STRING
|
|
|
11438 || v->tv.v_type == VAR_NUMBER)
|
|
71
|
11439 && (tv->v_type == VAR_STRING
|
|
|
11440 || tv->v_type == VAR_NUMBER)))
|
|
56
|
11441 {
|
|
|
11442 EMSG2(_("E999: Variable type mismatch for: %s"), name);
|
|
|
11443 return;
|
|
|
11444 }
|
|
71
|
11445 clear_tv(&v->tv);
|
|
7
|
11446 }
|
|
|
11447 else /* add a new variable */
|
|
|
11448 {
|
|
|
11449 gap = find_var_ga(name, &varname);
|
|
|
11450 if (gap == NULL) /* illegal name */
|
|
|
11451 {
|
|
|
11452 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
11453 return;
|
|
|
11454 }
|
|
|
11455
|
|
|
11456 /* Try to use an empty entry */
|
|
|
11457 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
11458 if (VAR_GAP_ENTRY(i, gap).v_name == NULL)
|
|
7
|
11459 break;
|
|
|
11460 if (i < 0) /* need to allocate more room */
|
|
|
11461 {
|
|
|
11462 if (ga_grow(gap, 1) == FAIL)
|
|
|
11463 return;
|
|
|
11464 i = gap->ga_len;
|
|
|
11465 }
|
|
|
11466 v = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
11467 if ((v->v_name = vim_strsave(varname)) == NULL)
|
|
7
|
11468 return;
|
|
|
11469 if (i == gap->ga_len)
|
|
|
11470 ++gap->ga_len;
|
|
|
11471 }
|
|
71
|
11472 if (copy || tv->v_type == VAR_NUMBER)
|
|
|
11473 copy_tv(tv, &v->tv);
|
|
|
11474 else
|
|
|
11475 {
|
|
|
11476 v->tv = *tv;
|
|
|
11477 init_tv(tv);
|
|
56
|
11478 }
|
|
|
11479 }
|
|
|
11480
|
|
|
11481 /*
|
|
|
11482 * Copy the values from typeval "from" to typeval "to".
|
|
|
11483 * When needed allocates string or increases reference count.
|
|
|
11484 * Does not make a copy of a list!
|
|
|
11485 */
|
|
|
11486 static void
|
|
71
|
11487 copy_tv(from, to)
|
|
56
|
11488 typeval *from;
|
|
|
11489 typeval *to;
|
|
|
11490 {
|
|
|
11491 to->v_type = from->v_type;
|
|
|
11492 switch (from->v_type)
|
|
|
11493 {
|
|
|
11494 case VAR_NUMBER:
|
|
|
11495 to->vval.v_number = from->vval.v_number;
|
|
|
11496 break;
|
|
|
11497 case VAR_STRING:
|
|
|
11498 case VAR_FUNC:
|
|
|
11499 if (from->vval.v_string == NULL)
|
|
|
11500 to->vval.v_string = NULL;
|
|
|
11501 else
|
|
|
11502 to->vval.v_string = vim_strsave(from->vval.v_string);
|
|
|
11503 break;
|
|
|
11504 case VAR_LIST:
|
|
|
11505 if (from->vval.v_list == NULL)
|
|
|
11506 to->vval.v_list = NULL;
|
|
|
11507 else
|
|
|
11508 {
|
|
|
11509 to->vval.v_list = from->vval.v_list;
|
|
|
11510 ++to->vval.v_list->lv_refcount;
|
|
|
11511 }
|
|
|
11512 break;
|
|
|
11513 default:
|
|
71
|
11514 EMSG2(_(e_intern2), "copy_tv()");
|
|
56
|
11515 break;
|
|
|
11516 }
|
|
7
|
11517 }
|
|
|
11518
|
|
|
11519 /*
|
|
|
11520 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
11521 * newline at the end.
|
|
|
11522 * ":echon expr1 ..." print each argument plain.
|
|
|
11523 */
|
|
|
11524 void
|
|
|
11525 ex_echo(eap)
|
|
|
11526 exarg_T *eap;
|
|
|
11527 {
|
|
|
11528 char_u *arg = eap->arg;
|
|
71
|
11529 typeval rettv;
|
|
56
|
11530 char_u *tofree;
|
|
7
|
11531 char_u *p;
|
|
|
11532 int needclr = TRUE;
|
|
|
11533 int atstart = TRUE;
|
|
80
|
11534 char_u numbuf[NUMBUFLEN];
|
|
7
|
11535
|
|
|
11536 if (eap->skip)
|
|
|
11537 ++emsg_skip;
|
|
|
11538 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
11539 {
|
|
|
11540 p = arg;
|
|
71
|
11541 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
11542 {
|
|
|
11543 /*
|
|
|
11544 * Report the invalid expression unless the expression evaluation
|
|
|
11545 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
11546 * exception.
|
|
|
11547 */
|
|
|
11548 if (!aborting())
|
|
|
11549 EMSG2(_(e_invexpr2), p);
|
|
|
11550 break;
|
|
|
11551 }
|
|
|
11552 if (!eap->skip)
|
|
|
11553 {
|
|
|
11554 if (atstart)
|
|
|
11555 {
|
|
|
11556 atstart = FALSE;
|
|
|
11557 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
11558 * may cause a message to appear. */
|
|
|
11559 if (eap->cmdidx == CMD_echo)
|
|
|
11560 msg_start();
|
|
|
11561 }
|
|
|
11562 else if (eap->cmdidx == CMD_echo)
|
|
|
11563 msg_puts_attr((char_u *)" ", echo_attr);
|
|
80
|
11564 for (p = tv2string(&rettv, &tofree, numbuf);
|
|
|
11565 *p != NUL && !got_int; ++p)
|
|
7
|
11566 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
11567 {
|
|
|
11568 if (*p != TAB && needclr)
|
|
|
11569 {
|
|
|
11570 /* remove any text still there from the command */
|
|
|
11571 msg_clr_eos();
|
|
|
11572 needclr = FALSE;
|
|
|
11573 }
|
|
|
11574 msg_putchar_attr(*p, echo_attr);
|
|
|
11575 }
|
|
|
11576 else
|
|
|
11577 {
|
|
|
11578 #ifdef FEAT_MBYTE
|
|
|
11579 if (has_mbyte)
|
|
|
11580 {
|
|
|
11581 int i = (*mb_ptr2len_check)(p);
|
|
|
11582
|
|
|
11583 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
11584 p += i - 1;
|
|
|
11585 }
|
|
|
11586 else
|
|
|
11587 #endif
|
|
|
11588 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
11589 }
|
|
56
|
11590 vim_free(tofree);
|
|
|
11591 }
|
|
71
|
11592 clear_tv(&rettv);
|
|
7
|
11593 arg = skipwhite(arg);
|
|
|
11594 }
|
|
|
11595 eap->nextcmd = check_nextcmd(arg);
|
|
|
11596
|
|
|
11597 if (eap->skip)
|
|
|
11598 --emsg_skip;
|
|
|
11599 else
|
|
|
11600 {
|
|
|
11601 /* remove text that may still be there from the command */
|
|
|
11602 if (needclr)
|
|
|
11603 msg_clr_eos();
|
|
|
11604 if (eap->cmdidx == CMD_echo)
|
|
|
11605 msg_end();
|
|
|
11606 }
|
|
|
11607 }
|
|
|
11608
|
|
|
11609 /*
|
|
|
11610 * ":echohl {name}".
|
|
|
11611 */
|
|
|
11612 void
|
|
|
11613 ex_echohl(eap)
|
|
|
11614 exarg_T *eap;
|
|
|
11615 {
|
|
|
11616 int id;
|
|
|
11617
|
|
|
11618 id = syn_name2id(eap->arg);
|
|
|
11619 if (id == 0)
|
|
|
11620 echo_attr = 0;
|
|
|
11621 else
|
|
|
11622 echo_attr = syn_id2attr(id);
|
|
|
11623 }
|
|
|
11624
|
|
|
11625 /*
|
|
|
11626 * ":execute expr1 ..." execute the result of an expression.
|
|
|
11627 * ":echomsg expr1 ..." Print a message
|
|
|
11628 * ":echoerr expr1 ..." Print an error
|
|
|
11629 * Each gets spaces around each argument and a newline at the end for
|
|
|
11630 * echo commands
|
|
|
11631 */
|
|
|
11632 void
|
|
|
11633 ex_execute(eap)
|
|
|
11634 exarg_T *eap;
|
|
|
11635 {
|
|
|
11636 char_u *arg = eap->arg;
|
|
71
|
11637 typeval rettv;
|
|
7
|
11638 int ret = OK;
|
|
|
11639 char_u *p;
|
|
|
11640 garray_T ga;
|
|
|
11641 int len;
|
|
|
11642 int save_did_emsg;
|
|
|
11643
|
|
|
11644 ga_init2(&ga, 1, 80);
|
|
|
11645
|
|
|
11646 if (eap->skip)
|
|
|
11647 ++emsg_skip;
|
|
|
11648 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
11649 {
|
|
|
11650 p = arg;
|
|
71
|
11651 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
11652 {
|
|
|
11653 /*
|
|
|
11654 * Report the invalid expression unless the expression evaluation
|
|
|
11655 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
11656 * exception.
|
|
|
11657 */
|
|
|
11658 if (!aborting())
|
|
|
11659 EMSG2(_(e_invexpr2), p);
|
|
|
11660 ret = FAIL;
|
|
|
11661 break;
|
|
|
11662 }
|
|
|
11663
|
|
|
11664 if (!eap->skip)
|
|
|
11665 {
|
|
71
|
11666 p = get_tv_string(&rettv);
|
|
7
|
11667 len = (int)STRLEN(p);
|
|
|
11668 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
11669 {
|
|
71
|
11670 clear_tv(&rettv);
|
|
7
|
11671 ret = FAIL;
|
|
|
11672 break;
|
|
|
11673 }
|
|
|
11674 if (ga.ga_len)
|
|
|
11675 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
11676 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
11677 ga.ga_len += len;
|
|
|
11678 }
|
|
|
11679
|
|
71
|
11680 clear_tv(&rettv);
|
|
7
|
11681 arg = skipwhite(arg);
|
|
|
11682 }
|
|
|
11683
|
|
|
11684 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
11685 {
|
|
|
11686 if (eap->cmdidx == CMD_echomsg)
|
|
|
11687 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
11688 else if (eap->cmdidx == CMD_echoerr)
|
|
|
11689 {
|
|
|
11690 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
11691 save_did_emsg = did_emsg;
|
|
|
11692 EMSG((char_u *)ga.ga_data);
|
|
|
11693 if (!force_abort)
|
|
|
11694 did_emsg = save_did_emsg;
|
|
|
11695 }
|
|
|
11696 else if (eap->cmdidx == CMD_execute)
|
|
|
11697 do_cmdline((char_u *)ga.ga_data,
|
|
|
11698 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
11699 }
|
|
|
11700
|
|
|
11701 ga_clear(&ga);
|
|
|
11702
|
|
|
11703 if (eap->skip)
|
|
|
11704 --emsg_skip;
|
|
|
11705
|
|
|
11706 eap->nextcmd = check_nextcmd(arg);
|
|
|
11707 }
|
|
|
11708
|
|
|
11709 /*
|
|
|
11710 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
11711 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
11712 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
11713 * after the option name.
|
|
|
11714 */
|
|
|
11715 static char_u *
|
|
|
11716 find_option_end(arg, opt_flags)
|
|
|
11717 char_u **arg;
|
|
|
11718 int *opt_flags;
|
|
|
11719 {
|
|
|
11720 char_u *p = *arg;
|
|
|
11721
|
|
|
11722 ++p;
|
|
|
11723 if (*p == 'g' && p[1] == ':')
|
|
|
11724 {
|
|
|
11725 *opt_flags = OPT_GLOBAL;
|
|
|
11726 p += 2;
|
|
|
11727 }
|
|
|
11728 else if (*p == 'l' && p[1] == ':')
|
|
|
11729 {
|
|
|
11730 *opt_flags = OPT_LOCAL;
|
|
|
11731 p += 2;
|
|
|
11732 }
|
|
|
11733 else
|
|
|
11734 *opt_flags = 0;
|
|
|
11735
|
|
|
11736 if (!ASCII_ISALPHA(*p))
|
|
|
11737 return NULL;
|
|
|
11738 *arg = p;
|
|
|
11739
|
|
|
11740 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
11741 p += 4; /* termcap option */
|
|
|
11742 else
|
|
|
11743 while (ASCII_ISALPHA(*p))
|
|
|
11744 ++p;
|
|
|
11745 return p;
|
|
|
11746 }
|
|
|
11747
|
|
|
11748 /*
|
|
|
11749 * ":function"
|
|
|
11750 */
|
|
|
11751 void
|
|
|
11752 ex_function(eap)
|
|
|
11753 exarg_T *eap;
|
|
|
11754 {
|
|
|
11755 char_u *theline;
|
|
|
11756 int j;
|
|
|
11757 int c;
|
|
|
11758 int saved_did_emsg;
|
|
|
11759 char_u *name = NULL;
|
|
|
11760 char_u *p;
|
|
|
11761 char_u *arg;
|
|
|
11762 garray_T newargs;
|
|
|
11763 garray_T newlines;
|
|
|
11764 int varargs = FALSE;
|
|
|
11765 int mustend = FALSE;
|
|
|
11766 int flags = 0;
|
|
|
11767 ufunc_T *fp;
|
|
|
11768 int indent;
|
|
|
11769 int nesting;
|
|
|
11770 char_u *skip_until = NULL;
|
|
|
11771 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
56
|
11772 VAR v;
|
|
7
|
11773
|
|
|
11774 /*
|
|
|
11775 * ":function" without argument: list functions.
|
|
|
11776 */
|
|
|
11777 if (ends_excmd(*eap->arg))
|
|
|
11778 {
|
|
|
11779 if (!eap->skip)
|
|
|
11780 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
11781 list_func_head(fp, FALSE);
|
|
|
11782 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
11783 return;
|
|
|
11784 }
|
|
|
11785
|
|
|
11786 p = eap->arg;
|
|
|
11787 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
11788 if (name == NULL && !eap->skip)
|
|
|
11789 {
|
|
|
11790 /*
|
|
|
11791 * Return on an invalid expression in braces, unless the expression
|
|
|
11792 * evaluation has been cancelled due to an aborting error, an
|
|
|
11793 * interrupt, or an exception.
|
|
|
11794 */
|
|
|
11795 if (!aborting())
|
|
|
11796 return;
|
|
|
11797 else
|
|
|
11798 eap->skip = TRUE;
|
|
|
11799 }
|
|
|
11800 /* An error in a function call during evaluation of an expression in magic
|
|
|
11801 * braces should not cause the function not to be defined. */
|
|
|
11802 saved_did_emsg = did_emsg;
|
|
|
11803 did_emsg = FALSE;
|
|
|
11804
|
|
|
11805 /*
|
|
|
11806 * ":function func" with only function name: list function.
|
|
|
11807 */
|
|
|
11808 if (vim_strchr(p, '(') == NULL)
|
|
|
11809 {
|
|
|
11810 if (!ends_excmd(*skipwhite(p)))
|
|
|
11811 {
|
|
|
11812 EMSG(_(e_trailing));
|
|
|
11813 goto erret_name;
|
|
|
11814 }
|
|
|
11815 eap->nextcmd = check_nextcmd(p);
|
|
|
11816 if (eap->nextcmd != NULL)
|
|
|
11817 *p = NUL;
|
|
|
11818 if (!eap->skip && !got_int)
|
|
|
11819 {
|
|
|
11820 fp = find_func(name);
|
|
|
11821 if (fp != NULL)
|
|
|
11822 {
|
|
|
11823 list_func_head(fp, TRUE);
|
|
|
11824 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
11825 {
|
|
|
11826 msg_putchar('\n');
|
|
|
11827 msg_outnum((long)(j + 1));
|
|
|
11828 if (j < 9)
|
|
|
11829 msg_putchar(' ');
|
|
|
11830 if (j < 99)
|
|
|
11831 msg_putchar(' ');
|
|
|
11832 msg_prt_line(FUNCLINE(fp, j));
|
|
|
11833 out_flush(); /* show a line at a time */
|
|
|
11834 ui_breakcheck();
|
|
|
11835 }
|
|
|
11836 if (!got_int)
|
|
|
11837 {
|
|
|
11838 msg_putchar('\n');
|
|
|
11839 msg_puts((char_u *)" endfunction");
|
|
|
11840 }
|
|
|
11841 }
|
|
|
11842 else
|
|
|
11843 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
11844 }
|
|
|
11845 goto erret_name;
|
|
|
11846 }
|
|
|
11847
|
|
|
11848 /*
|
|
|
11849 * ":function name(arg1, arg2)" Define function.
|
|
|
11850 */
|
|
|
11851 p = skipwhite(p);
|
|
|
11852 if (*p != '(')
|
|
|
11853 {
|
|
|
11854 if (!eap->skip)
|
|
|
11855 {
|
|
|
11856 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
11857 goto erret_name;
|
|
|
11858 }
|
|
|
11859 /* attempt to continue by skipping some text */
|
|
|
11860 if (vim_strchr(p, '(') != NULL)
|
|
|
11861 p = vim_strchr(p, '(');
|
|
|
11862 }
|
|
|
11863 p = skipwhite(p + 1);
|
|
|
11864
|
|
|
11865 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
11866 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
11867
|
|
|
11868 /*
|
|
|
11869 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
11870 */
|
|
|
11871 while (*p != ')')
|
|
|
11872 {
|
|
|
11873 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
11874 {
|
|
|
11875 varargs = TRUE;
|
|
|
11876 p += 3;
|
|
|
11877 mustend = TRUE;
|
|
|
11878 }
|
|
|
11879 else
|
|
|
11880 {
|
|
|
11881 arg = p;
|
|
|
11882 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
11883 ++p;
|
|
|
11884 if (arg == p || isdigit(*arg)
|
|
|
11885 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
11886 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
11887 {
|
|
|
11888 if (!eap->skip)
|
|
|
11889 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
11890 break;
|
|
|
11891 }
|
|
|
11892 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
11893 goto erret;
|
|
|
11894 c = *p;
|
|
|
11895 *p = NUL;
|
|
|
11896 arg = vim_strsave(arg);
|
|
|
11897 if (arg == NULL)
|
|
|
11898 goto erret;
|
|
|
11899 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
11900 *p = c;
|
|
|
11901 newargs.ga_len++;
|
|
|
11902 if (*p == ',')
|
|
|
11903 ++p;
|
|
|
11904 else
|
|
|
11905 mustend = TRUE;
|
|
|
11906 }
|
|
|
11907 p = skipwhite(p);
|
|
|
11908 if (mustend && *p != ')')
|
|
|
11909 {
|
|
|
11910 if (!eap->skip)
|
|
|
11911 EMSG2(_(e_invarg2), eap->arg);
|
|
|
11912 break;
|
|
|
11913 }
|
|
|
11914 }
|
|
|
11915 ++p; /* skip the ')' */
|
|
|
11916
|
|
|
11917 /* find extra arguments "range" and "abort" */
|
|
|
11918 for (;;)
|
|
|
11919 {
|
|
|
11920 p = skipwhite(p);
|
|
|
11921 if (STRNCMP(p, "range", 5) == 0)
|
|
|
11922 {
|
|
|
11923 flags |= FC_RANGE;
|
|
|
11924 p += 5;
|
|
|
11925 }
|
|
|
11926 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
11927 {
|
|
|
11928 flags |= FC_ABORT;
|
|
|
11929 p += 5;
|
|
|
11930 }
|
|
|
11931 else
|
|
|
11932 break;
|
|
|
11933 }
|
|
|
11934
|
|
|
11935 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
11936 EMSG(_(e_trailing));
|
|
|
11937
|
|
|
11938 /*
|
|
|
11939 * Read the body of the function, until ":endfunction" is found.
|
|
|
11940 */
|
|
|
11941 if (KeyTyped)
|
|
|
11942 {
|
|
|
11943 /* Check if the function already exists, don't let the user type the
|
|
|
11944 * whole function before telling him it doesn't work! For a script we
|
|
|
11945 * need to skip the body to be able to find what follows. */
|
|
|
11946 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
11947 EMSG2(_(e_funcexts), name);
|
|
|
11948
|
|
|
11949 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
11950 cmdline_row = msg_row;
|
|
|
11951 }
|
|
|
11952
|
|
|
11953 indent = 2;
|
|
|
11954 nesting = 0;
|
|
|
11955 for (;;)
|
|
|
11956 {
|
|
|
11957 msg_scroll = TRUE;
|
|
|
11958 need_wait_return = FALSE;
|
|
|
11959 if (eap->getline == NULL)
|
|
|
11960 theline = getcmdline(':', 0L, indent);
|
|
|
11961 else
|
|
|
11962 theline = eap->getline(':', eap->cookie, indent);
|
|
|
11963 if (KeyTyped)
|
|
|
11964 lines_left = Rows - 1;
|
|
|
11965 if (theline == NULL)
|
|
|
11966 {
|
|
|
11967 EMSG(_("E126: Missing :endfunction"));
|
|
|
11968 goto erret;
|
|
|
11969 }
|
|
|
11970
|
|
|
11971 if (skip_until != NULL)
|
|
|
11972 {
|
|
|
11973 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
11974 * don't check for ":endfunc". */
|
|
|
11975 if (STRCMP(theline, skip_until) == 0)
|
|
|
11976 {
|
|
|
11977 vim_free(skip_until);
|
|
|
11978 skip_until = NULL;
|
|
|
11979 }
|
|
|
11980 }
|
|
|
11981 else
|
|
|
11982 {
|
|
|
11983 /* skip ':' and blanks*/
|
|
|
11984 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
11985 ;
|
|
|
11986
|
|
|
11987 /* Check for "endfunction" (should be more strict...). */
|
|
|
11988 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
11989 {
|
|
|
11990 vim_free(theline);
|
|
|
11991 break;
|
|
|
11992 }
|
|
|
11993
|
|
|
11994 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
11995 * at "end". */
|
|
|
11996 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
11997 indent -= 2;
|
|
|
11998 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
11999 || STRNCMP(p, "try", 3) == 0)
|
|
|
12000 indent += 2;
|
|
|
12001
|
|
|
12002 /* Check for defining a function inside this function. */
|
|
|
12003 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
12004 {
|
|
|
12005 p = skipwhite(skiptowhite(p));
|
|
|
12006 p += eval_fname_script(p);
|
|
|
12007 if (ASCII_ISALPHA(*p))
|
|
|
12008 {
|
|
|
12009 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
12010 if (*skipwhite(p) == '(')
|
|
|
12011 {
|
|
|
12012 ++nesting;
|
|
|
12013 indent += 2;
|
|
|
12014 }
|
|
|
12015 }
|
|
|
12016 }
|
|
|
12017
|
|
|
12018 /* Check for ":append" or ":insert". */
|
|
|
12019 p = skip_range(p, NULL);
|
|
|
12020 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
12021 || (p[0] == 'i'
|
|
|
12022 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
12023 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
12024 skip_until = vim_strsave((char_u *)".");
|
|
|
12025
|
|
|
12026 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
12027 arg = skipwhite(skiptowhite(p));
|
|
|
12028 if (arg[0] == '<' && arg[1] =='<'
|
|
|
12029 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
12030 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
12031 || (p[0] == 'p' && p[1] == 'e'
|
|
|
12032 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
12033 || (p[0] == 't' && p[1] == 'c'
|
|
|
12034 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
12035 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
12036 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
12037 || (p[0] == 'm' && p[1] == 'z'
|
|
|
12038 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
12039 ))
|
|
|
12040 {
|
|
|
12041 /* ":python <<" continues until a dot, like ":append" */
|
|
|
12042 p = skipwhite(arg + 2);
|
|
|
12043 if (*p == NUL)
|
|
|
12044 skip_until = vim_strsave((char_u *)".");
|
|
|
12045 else
|
|
|
12046 skip_until = vim_strsave(p);
|
|
|
12047 }
|
|
|
12048 }
|
|
|
12049
|
|
|
12050 /* Add the line to the function. */
|
|
|
12051 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
12052 goto erret;
|
|
|
12053 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
12054 newlines.ga_len++;
|
|
|
12055 }
|
|
|
12056
|
|
|
12057 /* Don't define the function when skipping commands or when an error was
|
|
|
12058 * detected. */
|
|
|
12059 if (eap->skip || did_emsg)
|
|
|
12060 goto erret;
|
|
|
12061
|
|
|
12062 /*
|
|
|
12063 * If there are no errors, add the function
|
|
|
12064 */
|
|
56
|
12065 v = find_var(name, FALSE);
|
|
|
12066 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
12067 {
|
|
|
12068 EMSG2(_("E999: Function name conflicts with variable: %s"), name);
|
|
|
12069 goto erret;
|
|
|
12070 }
|
|
|
12071
|
|
7
|
12072 fp = find_func(name);
|
|
|
12073 if (fp != NULL)
|
|
|
12074 {
|
|
|
12075 if (!eap->forceit)
|
|
|
12076 {
|
|
|
12077 EMSG2(_(e_funcexts), name);
|
|
|
12078 goto erret;
|
|
|
12079 }
|
|
|
12080 if (fp->calls)
|
|
|
12081 {
|
|
|
12082 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
12083 goto erret;
|
|
|
12084 }
|
|
|
12085 /* redefine existing function */
|
|
|
12086 ga_clear_strings(&(fp->args));
|
|
|
12087 ga_clear_strings(&(fp->lines));
|
|
|
12088 vim_free(name);
|
|
|
12089 }
|
|
|
12090 else
|
|
|
12091 {
|
|
|
12092 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
12093 if (fp == NULL)
|
|
|
12094 goto erret;
|
|
|
12095 /* insert the new function in the function list */
|
|
|
12096 fp->next = firstfunc;
|
|
|
12097 firstfunc = fp;
|
|
|
12098 fp->name = name;
|
|
|
12099 }
|
|
|
12100 fp->args = newargs;
|
|
|
12101 fp->lines = newlines;
|
|
|
12102 fp->varargs = varargs;
|
|
|
12103 fp->flags = flags;
|
|
|
12104 fp->calls = 0;
|
|
|
12105 fp->script_ID = current_SID;
|
|
|
12106 did_emsg |= saved_did_emsg;
|
|
|
12107 vim_free(skip_until);
|
|
|
12108 return;
|
|
|
12109
|
|
|
12110 erret:
|
|
|
12111 vim_free(skip_until);
|
|
|
12112 ga_clear_strings(&newargs);
|
|
|
12113 ga_clear_strings(&newlines);
|
|
|
12114 erret_name:
|
|
|
12115 vim_free(name);
|
|
|
12116 did_emsg |= saved_did_emsg;
|
|
|
12117 }
|
|
|
12118
|
|
|
12119 /*
|
|
|
12120 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
12121 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
12122 * Advances "pp" to just after the function name (if no error).
|
|
|
12123 */
|
|
|
12124 static char_u *
|
|
|
12125 trans_function_name(pp, skip, internal)
|
|
|
12126 char_u **pp;
|
|
|
12127 int skip; /* only find the end, don't evaluate */
|
|
|
12128 int internal; /* TRUE if internal function name OK */
|
|
|
12129 {
|
|
|
12130 char_u *name;
|
|
|
12131 char_u *start;
|
|
|
12132 char_u *end;
|
|
|
12133 int lead;
|
|
|
12134 char_u sid_buf[20];
|
|
|
12135 char_u *temp_string = NULL;
|
|
|
12136 char_u *expr_start, *expr_end;
|
|
|
12137 int len;
|
|
|
12138
|
|
|
12139 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
12140 start = *pp;
|
|
|
12141 lead = eval_fname_script(start);
|
|
|
12142 if (lead > 0)
|
|
|
12143 start += lead;
|
|
71
|
12144 end = find_name_end(start, &expr_start, &expr_end, FALSE);
|
|
7
|
12145 if (end == start)
|
|
|
12146 {
|
|
|
12147 if (!skip)
|
|
|
12148 EMSG(_("E129: Function name required"));
|
|
|
12149 return NULL;
|
|
|
12150 }
|
|
|
12151 if (expr_start != NULL && !skip)
|
|
|
12152 {
|
|
|
12153 /* expand magic curlies */
|
|
|
12154 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
12155 if (temp_string == NULL)
|
|
|
12156 {
|
|
|
12157 /*
|
|
|
12158 * Report an invalid expression in braces, unless the expression
|
|
|
12159 * evaluation has been cancelled due to an aborting error, an
|
|
|
12160 * interrupt, or an exception.
|
|
|
12161 */
|
|
|
12162 if (!aborting())
|
|
|
12163 EMSG2(_(e_invarg2), start);
|
|
|
12164 else
|
|
|
12165 *pp = end;
|
|
|
12166 return NULL;
|
|
|
12167 }
|
|
|
12168 start = temp_string;
|
|
|
12169 len = (int)STRLEN(temp_string);
|
|
|
12170 }
|
|
|
12171 else
|
|
|
12172 len = (int)(end - start);
|
|
|
12173
|
|
|
12174 /*
|
|
|
12175 * Copy the function name to allocated memory.
|
|
|
12176 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
12177 * Accept <SNR>123_name() outside a script.
|
|
|
12178 */
|
|
|
12179 if (skip)
|
|
|
12180 lead = 0; /* do nothing */
|
|
|
12181 else if (lead > 0)
|
|
|
12182 {
|
|
|
12183 lead = 3;
|
|
|
12184 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
12185 {
|
|
|
12186 if (current_SID <= 0)
|
|
|
12187 {
|
|
|
12188 EMSG(_(e_usingsid));
|
|
|
12189 return NULL;
|
|
|
12190 }
|
|
|
12191 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
12192 lead += (int)STRLEN(sid_buf);
|
|
|
12193 }
|
|
|
12194 }
|
|
|
12195 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
12196 {
|
|
|
12197 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
12198 return NULL;
|
|
|
12199 }
|
|
|
12200 name = alloc((unsigned)(len + lead + 1));
|
|
|
12201 if (name != NULL)
|
|
|
12202 {
|
|
|
12203 if (lead > 0)
|
|
|
12204 {
|
|
|
12205 name[0] = K_SPECIAL;
|
|
|
12206 name[1] = KS_EXTRA;
|
|
|
12207 name[2] = (int)KE_SNR;
|
|
|
12208 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
12209 STRCPY(name + 3, sid_buf);
|
|
|
12210 }
|
|
|
12211 mch_memmove(name + lead, start, (size_t)len);
|
|
|
12212 name[len + lead] = NUL;
|
|
|
12213 }
|
|
|
12214 *pp = end;
|
|
|
12215
|
|
|
12216 vim_free(temp_string);
|
|
|
12217 return name;
|
|
|
12218 }
|
|
|
12219
|
|
|
12220 /*
|
|
|
12221 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
12222 * Return 2 if "p" starts with "s:".
|
|
|
12223 * Return 0 otherwise.
|
|
|
12224 */
|
|
|
12225 static int
|
|
|
12226 eval_fname_script(p)
|
|
|
12227 char_u *p;
|
|
|
12228 {
|
|
|
12229 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
12230 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
12231 return 5;
|
|
|
12232 if (p[0] == 's' && p[1] == ':')
|
|
|
12233 return 2;
|
|
|
12234 return 0;
|
|
|
12235 }
|
|
|
12236
|
|
|
12237 /*
|
|
|
12238 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
12239 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
12240 */
|
|
|
12241 static int
|
|
|
12242 eval_fname_sid(p)
|
|
|
12243 char_u *p;
|
|
|
12244 {
|
|
|
12245 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
12246 }
|
|
|
12247
|
|
|
12248 /*
|
|
|
12249 * List the head of the function: "name(arg1, arg2)".
|
|
|
12250 */
|
|
|
12251 static void
|
|
|
12252 list_func_head(fp, indent)
|
|
|
12253 ufunc_T *fp;
|
|
|
12254 int indent;
|
|
|
12255 {
|
|
|
12256 int j;
|
|
|
12257
|
|
|
12258 msg_start();
|
|
|
12259 if (indent)
|
|
|
12260 MSG_PUTS(" ");
|
|
|
12261 MSG_PUTS("function ");
|
|
|
12262 if (fp->name[0] == K_SPECIAL)
|
|
|
12263 {
|
|
|
12264 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
12265 msg_puts(fp->name + 3);
|
|
|
12266 }
|
|
|
12267 else
|
|
|
12268 msg_puts(fp->name);
|
|
|
12269 msg_putchar('(');
|
|
|
12270 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
12271 {
|
|
|
12272 if (j)
|
|
|
12273 MSG_PUTS(", ");
|
|
|
12274 msg_puts(FUNCARG(fp, j));
|
|
|
12275 }
|
|
|
12276 if (fp->varargs)
|
|
|
12277 {
|
|
|
12278 if (j)
|
|
|
12279 MSG_PUTS(", ");
|
|
|
12280 MSG_PUTS("...");
|
|
|
12281 }
|
|
|
12282 msg_putchar(')');
|
|
|
12283 }
|
|
|
12284
|
|
|
12285 /*
|
|
|
12286 * Find a function by name, return pointer to it in ufuncs.
|
|
|
12287 * Return NULL for unknown function.
|
|
|
12288 */
|
|
|
12289 static ufunc_T *
|
|
|
12290 find_func(name)
|
|
|
12291 char_u *name;
|
|
|
12292 {
|
|
|
12293 ufunc_T *fp;
|
|
|
12294
|
|
|
12295 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
12296 if (STRCMP(name, fp->name) == 0)
|
|
|
12297 break;
|
|
|
12298 return fp;
|
|
|
12299 }
|
|
|
12300
|
|
56
|
12301 /*
|
|
|
12302 * Return TRUE if a function "name" exists.
|
|
|
12303 */
|
|
|
12304 static int
|
|
|
12305 function_exists(name)
|
|
|
12306 char_u *name;
|
|
|
12307 {
|
|
|
12308 char_u *p = name;
|
|
|
12309 int n = FALSE;
|
|
|
12310
|
|
|
12311 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
12312 if (p != NULL)
|
|
|
12313 {
|
|
|
12314 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
12315 n = (find_func(p) != NULL);
|
|
|
12316 else if (ASCII_ISLOWER(*p))
|
|
|
12317 n = (find_internal_func(p) >= 0);
|
|
|
12318 vim_free(p);
|
|
|
12319 }
|
|
|
12320 return n;
|
|
|
12321 }
|
|
|
12322
|
|
7
|
12323 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
12324
|
|
|
12325 /*
|
|
|
12326 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
12327 * function names.
|
|
|
12328 */
|
|
|
12329 char_u *
|
|
|
12330 get_user_func_name(xp, idx)
|
|
|
12331 expand_T *xp;
|
|
|
12332 int idx;
|
|
|
12333 {
|
|
|
12334 static ufunc_T *fp = NULL;
|
|
|
12335
|
|
|
12336 if (idx == 0)
|
|
|
12337 fp = firstfunc;
|
|
|
12338 if (fp != NULL)
|
|
|
12339 {
|
|
|
12340 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
12341 return fp->name; /* prevents overflow */
|
|
|
12342
|
|
|
12343 cat_func_name(IObuff, fp);
|
|
|
12344 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
12345 {
|
|
|
12346 STRCAT(IObuff, "(");
|
|
|
12347 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
12348 STRCAT(IObuff, ")");
|
|
|
12349 }
|
|
|
12350
|
|
|
12351 fp = fp->next;
|
|
|
12352 return IObuff;
|
|
|
12353 }
|
|
|
12354 return NULL;
|
|
|
12355 }
|
|
|
12356
|
|
|
12357 #endif /* FEAT_CMDL_COMPL */
|
|
|
12358
|
|
|
12359 /*
|
|
|
12360 * Copy the function name of "fp" to buffer "buf".
|
|
|
12361 * "buf" must be able to hold the function name plus three bytes.
|
|
|
12362 * Takes care of script-local function names.
|
|
|
12363 */
|
|
|
12364 static void
|
|
|
12365 cat_func_name(buf, fp)
|
|
|
12366 char_u *buf;
|
|
|
12367 ufunc_T *fp;
|
|
|
12368 {
|
|
|
12369 if (fp->name[0] == K_SPECIAL)
|
|
|
12370 {
|
|
|
12371 STRCPY(buf, "<SNR>");
|
|
|
12372 STRCAT(buf, fp->name + 3);
|
|
|
12373 }
|
|
|
12374 else
|
|
|
12375 STRCPY(buf, fp->name);
|
|
|
12376 }
|
|
|
12377
|
|
|
12378 /*
|
|
|
12379 * ":delfunction {name}"
|
|
|
12380 */
|
|
|
12381 void
|
|
|
12382 ex_delfunction(eap)
|
|
|
12383 exarg_T *eap;
|
|
|
12384 {
|
|
|
12385 ufunc_T *fp = NULL, *pfp;
|
|
|
12386 char_u *p;
|
|
|
12387 char_u *name;
|
|
|
12388
|
|
|
12389 p = eap->arg;
|
|
|
12390 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
12391 if (name == NULL)
|
|
|
12392 return;
|
|
|
12393 if (!ends_excmd(*skipwhite(p)))
|
|
|
12394 {
|
|
|
12395 vim_free(name);
|
|
|
12396 EMSG(_(e_trailing));
|
|
|
12397 return;
|
|
|
12398 }
|
|
|
12399 eap->nextcmd = check_nextcmd(p);
|
|
|
12400 if (eap->nextcmd != NULL)
|
|
|
12401 *p = NUL;
|
|
|
12402
|
|
|
12403 if (!eap->skip)
|
|
|
12404 fp = find_func(name);
|
|
|
12405 vim_free(name);
|
|
|
12406
|
|
|
12407 if (!eap->skip)
|
|
|
12408 {
|
|
|
12409 if (fp == NULL)
|
|
|
12410 {
|
|
|
12411 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
12412 return;
|
|
|
12413 }
|
|
|
12414 if (fp->calls)
|
|
|
12415 {
|
|
|
12416 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
12417 return;
|
|
|
12418 }
|
|
|
12419
|
|
|
12420 /* clear this function */
|
|
|
12421 vim_free(fp->name);
|
|
|
12422 ga_clear_strings(&(fp->args));
|
|
|
12423 ga_clear_strings(&(fp->lines));
|
|
|
12424
|
|
|
12425 /* remove the function from the function list */
|
|
|
12426 if (firstfunc == fp)
|
|
|
12427 firstfunc = fp->next;
|
|
|
12428 else
|
|
|
12429 {
|
|
|
12430 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
12431 if (pfp->next == fp)
|
|
|
12432 {
|
|
|
12433 pfp->next = fp->next;
|
|
|
12434 break;
|
|
|
12435 }
|
|
|
12436 }
|
|
|
12437 vim_free(fp);
|
|
|
12438 }
|
|
|
12439 }
|
|
|
12440
|
|
|
12441 /*
|
|
|
12442 * Call a user function.
|
|
|
12443 */
|
|
|
12444 static void
|
|
71
|
12445 call_user_func(fp, argcount, argvars, rettv, firstline, lastline)
|
|
7
|
12446 ufunc_T *fp; /* pointer to function */
|
|
|
12447 int argcount; /* nr of args */
|
|
56
|
12448 typeval *argvars; /* arguments */
|
|
71
|
12449 typeval *rettv; /* return value */
|
|
7
|
12450 linenr_T firstline; /* first line of range */
|
|
|
12451 linenr_T lastline; /* last line of range */
|
|
|
12452 {
|
|
|
12453 char_u *save_sourcing_name;
|
|
|
12454 linenr_T save_sourcing_lnum;
|
|
|
12455 scid_T save_current_SID;
|
|
|
12456 struct funccall fc;
|
|
|
12457 struct funccall *save_fcp = current_funccal;
|
|
|
12458 int save_did_emsg;
|
|
|
12459 static int depth = 0;
|
|
|
12460
|
|
|
12461 /* If depth of calling is getting too high, don't execute the function */
|
|
|
12462 if (depth >= p_mfd)
|
|
|
12463 {
|
|
|
12464 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
71
|
12465 rettv->v_type = VAR_NUMBER;
|
|
|
12466 rettv->vval.v_number = -1;
|
|
7
|
12467 return;
|
|
|
12468 }
|
|
|
12469 ++depth;
|
|
|
12470
|
|
|
12471 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
12472
|
|
|
12473 /* set local variables */
|
|
56
|
12474 vars_init(&fc.l_vars);
|
|
7
|
12475 fc.func = fp;
|
|
|
12476 fc.argcount = argcount;
|
|
|
12477 fc.argvars = argvars;
|
|
71
|
12478 fc.rettv = rettv;
|
|
|
12479 rettv->vval.v_number = 0;
|
|
7
|
12480 fc.linenr = 0;
|
|
|
12481 fc.returned = FALSE;
|
|
|
12482 fc.level = ex_nesting_level;
|
|
56
|
12483 fc.a0_var.tv.v_type = VAR_NUMBER;
|
|
|
12484 fc.a0_var.tv.vval.v_number = argcount - fp->args.ga_len;
|
|
|
12485 fc.a0_var.v_name = NULL;
|
|
7
|
12486 current_funccal = &fc;
|
|
56
|
12487 fc.firstline.tv.v_type = VAR_NUMBER;
|
|
|
12488 fc.firstline.tv.vval.v_number = firstline;
|
|
|
12489 fc.firstline.v_name = NULL;
|
|
|
12490 fc.lastline.tv.v_type = VAR_NUMBER;
|
|
|
12491 fc.lastline.tv.vval.v_number = lastline;
|
|
|
12492 fc.lastline.v_name = NULL;
|
|
7
|
12493 /* Check if this function has a breakpoint. */
|
|
|
12494 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
12495 fc.dbg_tick = debug_tick;
|
|
|
12496
|
|
|
12497 /* Don't redraw while executing the function. */
|
|
|
12498 ++RedrawingDisabled;
|
|
|
12499 save_sourcing_name = sourcing_name;
|
|
|
12500 save_sourcing_lnum = sourcing_lnum;
|
|
|
12501 sourcing_lnum = 1;
|
|
|
12502 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
12503 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
12504 if (sourcing_name != NULL)
|
|
|
12505 {
|
|
|
12506 if (save_sourcing_name != NULL
|
|
|
12507 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
12508 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
12509 else
|
|
|
12510 STRCPY(sourcing_name, "function ");
|
|
|
12511 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
12512
|
|
|
12513 if (p_verbose >= 12)
|
|
|
12514 {
|
|
|
12515 ++no_wait_return;
|
|
|
12516 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12517 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
12518 if (p_verbose >= 14)
|
|
|
12519 {
|
|
|
12520 int i;
|
|
|
12521 char_u buf[MSG_BUF_LEN];
|
|
|
12522
|
|
|
12523 msg_puts((char_u *)"(");
|
|
|
12524 for (i = 0; i < argcount; ++i)
|
|
|
12525 {
|
|
|
12526 if (i > 0)
|
|
|
12527 msg_puts((char_u *)", ");
|
|
56
|
12528 if (argvars[i].v_type == VAR_NUMBER)
|
|
|
12529 msg_outnum((long)argvars[i].vval.v_number);
|
|
7
|
12530 else
|
|
|
12531 {
|
|
71
|
12532 trunc_string(get_tv_string(&argvars[i]),
|
|
7
|
12533 buf, MSG_BUF_LEN);
|
|
|
12534 msg_puts((char_u *)"\"");
|
|
|
12535 msg_puts(buf);
|
|
|
12536 msg_puts((char_u *)"\"");
|
|
|
12537 }
|
|
|
12538 }
|
|
|
12539 msg_puts((char_u *)")");
|
|
|
12540 }
|
|
|
12541 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12542 cmdline_row = msg_row;
|
|
|
12543 --no_wait_return;
|
|
|
12544 }
|
|
|
12545 }
|
|
|
12546 save_current_SID = current_SID;
|
|
|
12547 current_SID = fp->script_ID;
|
|
|
12548 save_did_emsg = did_emsg;
|
|
|
12549 did_emsg = FALSE;
|
|
|
12550
|
|
|
12551 /* call do_cmdline() to execute the lines */
|
|
|
12552 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
12553 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
12554
|
|
|
12555 --RedrawingDisabled;
|
|
|
12556
|
|
|
12557 /* when the function was aborted because of an error, return -1 */
|
|
71
|
12558 if ((did_emsg && (fp->flags & FC_ABORT)) || rettv->v_type == VAR_UNKNOWN)
|
|
|
12559 {
|
|
|
12560 clear_tv(rettv);
|
|
|
12561 rettv->v_type = VAR_NUMBER;
|
|
|
12562 rettv->vval.v_number = -1;
|
|
7
|
12563 }
|
|
|
12564
|
|
|
12565 /* when being verbose, mention the return value */
|
|
|
12566 if (p_verbose >= 12)
|
|
|
12567 {
|
|
|
12568 char_u *sn, *val;
|
|
|
12569
|
|
|
12570 ++no_wait_return;
|
|
|
12571 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12572
|
|
|
12573 /* Make sure the output fits in IObuff. */
|
|
|
12574 sn = sourcing_name;
|
|
|
12575 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
12576 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
12577
|
|
|
12578 if (aborting())
|
|
|
12579 smsg((char_u *)_("%s aborted"), sn);
|
|
71
|
12580 else if (fc.rettv->v_type == VAR_NUMBER)
|
|
7
|
12581 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
71
|
12582 (long)fc.rettv->vval.v_number);
|
|
|
12583 else if (fc.rettv->v_type == VAR_STRING)
|
|
|
12584 {
|
|
|
12585 val = get_tv_string(fc.rettv);
|
|
7
|
12586 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
12587 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
12588 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
12589 }
|
|
|
12590 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12591 cmdline_row = msg_row;
|
|
|
12592 --no_wait_return;
|
|
|
12593 }
|
|
|
12594
|
|
|
12595 vim_free(sourcing_name);
|
|
|
12596 sourcing_name = save_sourcing_name;
|
|
|
12597 sourcing_lnum = save_sourcing_lnum;
|
|
|
12598 current_SID = save_current_SID;
|
|
|
12599
|
|
|
12600 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
12601 {
|
|
|
12602 ++no_wait_return;
|
|
|
12603 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12604 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
12605 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12606 cmdline_row = msg_row;
|
|
|
12607 --no_wait_return;
|
|
|
12608 }
|
|
|
12609
|
|
|
12610 did_emsg |= save_did_emsg;
|
|
|
12611 current_funccal = save_fcp;
|
|
|
12612
|
|
56
|
12613 vars_clear(&fc.l_vars); /* free all local variables */
|
|
7
|
12614 --depth;
|
|
|
12615 }
|
|
|
12616
|
|
|
12617 /*
|
|
|
12618 * ":return [expr]"
|
|
|
12619 */
|
|
|
12620 void
|
|
|
12621 ex_return(eap)
|
|
|
12622 exarg_T *eap;
|
|
|
12623 {
|
|
|
12624 char_u *arg = eap->arg;
|
|
71
|
12625 typeval rettv;
|
|
7
|
12626 int returning = FALSE;
|
|
|
12627
|
|
|
12628 if (current_funccal == NULL)
|
|
|
12629 {
|
|
|
12630 EMSG(_("E133: :return not inside a function"));
|
|
|
12631 return;
|
|
|
12632 }
|
|
|
12633
|
|
|
12634 if (eap->skip)
|
|
|
12635 ++emsg_skip;
|
|
|
12636
|
|
|
12637 eap->nextcmd = NULL;
|
|
|
12638 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
71
|
12639 && eval0(arg, &rettv, &eap->nextcmd, !eap->skip) != FAIL)
|
|
7
|
12640 {
|
|
|
12641 if (!eap->skip)
|
|
71
|
12642 returning = do_return(eap, FALSE, TRUE, &rettv);
|
|
7
|
12643 else
|
|
71
|
12644 clear_tv(&rettv);
|
|
7
|
12645 }
|
|
|
12646 /* It's safer to return also on error. */
|
|
|
12647 else if (!eap->skip)
|
|
|
12648 {
|
|
|
12649 /*
|
|
|
12650 * Return unless the expression evaluation has been cancelled due to an
|
|
|
12651 * aborting error, an interrupt, or an exception.
|
|
|
12652 */
|
|
|
12653 if (!aborting())
|
|
|
12654 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
12655 }
|
|
|
12656
|
|
|
12657 /* When skipping or the return gets pending, advance to the next command
|
|
|
12658 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
12659 * Following lines will be ignored by get_func_line(). */
|
|
|
12660 if (returning)
|
|
|
12661 eap->nextcmd = NULL;
|
|
|
12662 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
12663 eap->nextcmd = check_nextcmd(arg);
|
|
|
12664
|
|
|
12665 if (eap->skip)
|
|
|
12666 --emsg_skip;
|
|
|
12667 }
|
|
|
12668
|
|
|
12669 /*
|
|
|
12670 * Return from a function. Possibly makes the return pending. Also called
|
|
|
12671 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
12672 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
71
|
12673 * when called due to a ":return" command. "rettv" may point to a typeval
|
|
|
12674 * with the return rettv. Returns TRUE when the return can be carried out,
|
|
7
|
12675 * FALSE when the return gets pending.
|
|
|
12676 */
|
|
|
12677 int
|
|
71
|
12678 do_return(eap, reanimate, is_cmd, rettv)
|
|
7
|
12679 exarg_T *eap;
|
|
|
12680 int reanimate;
|
|
|
12681 int is_cmd;
|
|
71
|
12682 void *rettv;
|
|
7
|
12683 {
|
|
|
12684 int idx;
|
|
|
12685 struct condstack *cstack = eap->cstack;
|
|
|
12686
|
|
|
12687 if (reanimate)
|
|
|
12688 /* Undo the return. */
|
|
|
12689 current_funccal->returned = FALSE;
|
|
|
12690
|
|
|
12691 /*
|
|
|
12692 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
12693 * not in its finally clause (which then is to be executed next) is found.
|
|
|
12694 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
12695 * Otherwise, return normally.
|
|
|
12696 */
|
|
|
12697 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
12698 if (idx >= 0)
|
|
|
12699 {
|
|
|
12700 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
12701
|
|
|
12702 if (!is_cmd && !reanimate)
|
|
71
|
12703 /* A pending return again gets pending. "rettv" points to an
|
|
|
12704 * allocated variable with the rettv of the original ":return"'s
|
|
7
|
12705 * argument if present or is NULL else. */
|
|
71
|
12706 cstack->cs_rettv[idx] = rettv;
|
|
7
|
12707 else
|
|
|
12708 {
|
|
|
12709 /* When undoing a return in order to make it pending, get the stored
|
|
71
|
12710 * return rettv. */
|
|
7
|
12711 if (reanimate)
|
|
71
|
12712 rettv = current_funccal->rettv;
|
|
|
12713
|
|
|
12714 if (rettv != NULL)
|
|
7
|
12715 {
|
|
|
12716 /* Store the value of the pending return. */
|
|
71
|
12717 if ((cstack->cs_rettv[idx] = alloc_tv()) != NULL)
|
|
|
12718 *(typeval *)cstack->cs_rettv[idx] = *(typeval *)rettv;
|
|
7
|
12719 else
|
|
|
12720 EMSG(_(e_outofmem));
|
|
|
12721 }
|
|
|
12722 else
|
|
71
|
12723 cstack->cs_rettv[idx] = NULL;
|
|
7
|
12724
|
|
|
12725 if (reanimate)
|
|
|
12726 {
|
|
|
12727 /* The pending return value could be overwritten by a ":return"
|
|
|
12728 * without argument in a finally clause; reset the default
|
|
|
12729 * return value. */
|
|
71
|
12730 current_funccal->rettv->v_type = VAR_NUMBER;
|
|
|
12731 current_funccal->rettv->vval.v_number = 0;
|
|
|
12732 }
|
|
|
12733 }
|
|
|
12734 report_make_pending(CSTP_RETURN, rettv);
|
|
7
|
12735 }
|
|
|
12736 else
|
|
|
12737 {
|
|
|
12738 current_funccal->returned = TRUE;
|
|
|
12739
|
|
|
12740 /* If the return is carried out now, store the return value. For
|
|
|
12741 * a return immediately after reanimation, the value is already
|
|
|
12742 * there. */
|
|
71
|
12743 if (!reanimate && rettv != NULL)
|
|
|
12744 {
|
|
|
12745 clear_tv(current_funccal->rettv);
|
|
|
12746 *current_funccal->rettv = *(typeval *)rettv;
|
|
7
|
12747 if (!is_cmd)
|
|
71
|
12748 vim_free(rettv);
|
|
7
|
12749 }
|
|
|
12750 }
|
|
|
12751
|
|
|
12752 return idx < 0;
|
|
|
12753 }
|
|
|
12754
|
|
|
12755 /*
|
|
|
12756 * Free the variable with a pending return value.
|
|
|
12757 */
|
|
|
12758 void
|
|
71
|
12759 discard_pending_return(rettv)
|
|
|
12760 void *rettv;
|
|
|
12761 {
|
|
|
12762 free_tv((typeval *)rettv);
|
|
|
12763 }
|
|
|
12764
|
|
|
12765 /*
|
|
|
12766 * Generate a return command for producing the value of "rettv". The result
|
|
7
|
12767 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
12768 */
|
|
|
12769 char_u *
|
|
71
|
12770 get_return_cmd(rettv)
|
|
|
12771 void *rettv;
|
|
|
12772 {
|
|
|
12773 char_u *s;
|
|
|
12774 char_u *tofree = NULL;
|
|
80
|
12775 char_u numbuf[NUMBUFLEN];
|
|
71
|
12776
|
|
|
12777 if (rettv == NULL)
|
|
|
12778 s = (char_u *)"";
|
|
|
12779 else
|
|
80
|
12780 s = tv2string((typeval *)rettv, &tofree, numbuf);
|
|
71
|
12781
|
|
|
12782 STRCPY(IObuff, ":return ");
|
|
|
12783 STRNCPY(IObuff + 8, s, IOSIZE - 8);
|
|
|
12784 if (STRLEN(s) + 8 >= IOSIZE)
|
|
|
12785 STRCPY(IObuff + IOSIZE - 4, "...");
|
|
|
12786 vim_free(tofree);
|
|
|
12787 return vim_strsave(IObuff);
|
|
7
|
12788 }
|
|
|
12789
|
|
|
12790 /*
|
|
|
12791 * Get next function line.
|
|
|
12792 * Called by do_cmdline() to get the next line.
|
|
|
12793 * Returns allocated string, or NULL for end of function.
|
|
|
12794 */
|
|
|
12795 /* ARGSUSED */
|
|
|
12796 char_u *
|
|
|
12797 get_func_line(c, cookie, indent)
|
|
|
12798 int c; /* not used */
|
|
|
12799 void *cookie;
|
|
|
12800 int indent; /* not used */
|
|
|
12801 {
|
|
|
12802 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
12803 char_u *retval;
|
|
|
12804 garray_T *gap; /* growarray with function lines */
|
|
|
12805
|
|
|
12806 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
12807 if (fcp->dbg_tick != debug_tick)
|
|
|
12808 {
|
|
|
12809 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
12810 sourcing_lnum);
|
|
|
12811 fcp->dbg_tick = debug_tick;
|
|
|
12812 }
|
|
|
12813
|
|
|
12814 gap = &fcp->func->lines;
|
|
|
12815 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
12816 retval = NULL;
|
|
|
12817 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
12818 retval = NULL;
|
|
|
12819 else
|
|
|
12820 {
|
|
|
12821 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
12822 sourcing_lnum = fcp->linenr;
|
|
|
12823 }
|
|
|
12824
|
|
|
12825 /* Did we encounter a breakpoint? */
|
|
|
12826 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
12827 {
|
|
|
12828 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
12829 /* Find next breakpoint. */
|
|
|
12830 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
12831 sourcing_lnum);
|
|
|
12832 fcp->dbg_tick = debug_tick;
|
|
|
12833 }
|
|
|
12834
|
|
|
12835 return retval;
|
|
|
12836 }
|
|
|
12837
|
|
|
12838 /*
|
|
|
12839 * Return TRUE if the currently active function should be ended, because a
|
|
|
12840 * return was encountered or an error occured. Used inside a ":while".
|
|
|
12841 */
|
|
|
12842 int
|
|
|
12843 func_has_ended(cookie)
|
|
|
12844 void *cookie;
|
|
|
12845 {
|
|
|
12846 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
12847
|
|
|
12848 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
12849 * an error inside a try conditional. */
|
|
|
12850 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
12851 || fcp->returned);
|
|
|
12852 }
|
|
|
12853
|
|
|
12854 /*
|
|
|
12855 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
12856 */
|
|
|
12857 int
|
|
|
12858 func_has_abort(cookie)
|
|
|
12859 void *cookie;
|
|
|
12860 {
|
|
|
12861 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
12862 }
|
|
|
12863
|
|
|
12864 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
12865 typedef enum
|
|
|
12866 {
|
|
|
12867 VAR_FLAVOUR_DEFAULT,
|
|
|
12868 VAR_FLAVOUR_SESSION,
|
|
|
12869 VAR_FLAVOUR_VIMINFO
|
|
|
12870 } var_flavour_T;
|
|
|
12871
|
|
|
12872 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
12873
|
|
|
12874 static var_flavour_T
|
|
|
12875 var_flavour(varname)
|
|
|
12876 char_u *varname;
|
|
|
12877 {
|
|
|
12878 char_u *p = varname;
|
|
|
12879
|
|
|
12880 if (ASCII_ISUPPER(*p))
|
|
|
12881 {
|
|
|
12882 while (*(++p))
|
|
|
12883 if (ASCII_ISLOWER(*p))
|
|
|
12884 return VAR_FLAVOUR_SESSION;
|
|
|
12885 return VAR_FLAVOUR_VIMINFO;
|
|
|
12886 }
|
|
|
12887 else
|
|
|
12888 return VAR_FLAVOUR_DEFAULT;
|
|
|
12889 }
|
|
|
12890 #endif
|
|
|
12891
|
|
|
12892 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
12893 /*
|
|
|
12894 * Restore global vars that start with a capital from the viminfo file
|
|
|
12895 */
|
|
|
12896 int
|
|
|
12897 read_viminfo_varlist(virp, writing)
|
|
|
12898 vir_T *virp;
|
|
|
12899 int writing;
|
|
|
12900 {
|
|
|
12901 char_u *tab;
|
|
|
12902 int is_string = FALSE;
|
|
76
|
12903 typeval tv;
|
|
7
|
12904
|
|
|
12905 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
12906 {
|
|
|
12907 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
12908 if (tab != NULL)
|
|
|
12909 {
|
|
|
12910 *tab++ = '\0'; /* isolate the variable name */
|
|
|
12911 if (*tab == 'S') /* string var */
|
|
|
12912 is_string = TRUE;
|
|
|
12913
|
|
|
12914 tab = vim_strchr(tab, '\t');
|
|
|
12915 if (tab != NULL)
|
|
|
12916 {
|
|
|
12917 if (is_string)
|
|
|
12918 {
|
|
76
|
12919 tv.v_type = VAR_STRING;
|
|
|
12920 tv.vval.v_string = viminfo_readstring(virp,
|
|
7
|
12921 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
12922 }
|
|
|
12923 else
|
|
|
12924 {
|
|
76
|
12925 tv.v_type = VAR_NUMBER;
|
|
|
12926 tv.vval.v_number = atol((char *)tab + 1);
|
|
7
|
12927 }
|
|
76
|
12928 set_var(virp->vir_line + 1, &tv, FALSE);
|
|
|
12929 if (is_string)
|
|
|
12930 vim_free(tv.vval.v_string);
|
|
7
|
12931 }
|
|
|
12932 }
|
|
|
12933 }
|
|
|
12934
|
|
|
12935 return viminfo_readline(virp);
|
|
|
12936 }
|
|
|
12937
|
|
|
12938 /*
|
|
|
12939 * Write global vars that start with a capital to the viminfo file
|
|
|
12940 */
|
|
|
12941 void
|
|
|
12942 write_viminfo_varlist(fp)
|
|
|
12943 FILE *fp;
|
|
|
12944 {
|
|
|
12945 garray_T *gap = &variables; /* global variable */
|
|
|
12946 VAR this_var;
|
|
|
12947 int i;
|
|
71
|
12948 char *s;
|
|
|
12949 char_u *tofree;
|
|
80
|
12950 char_u numbuf[NUMBUFLEN];
|
|
7
|
12951
|
|
|
12952 if (find_viminfo_parameter('!') == NULL)
|
|
|
12953 return;
|
|
|
12954
|
|
|
12955 fprintf(fp, _("\n# global variables:\n"));
|
|
|
12956 for (i = gap->ga_len; --i >= 0; )
|
|
|
12957 {
|
|
|
12958 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
12959 if (this_var->v_name != NULL
|
|
|
12960 && var_flavour(this_var->v_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
12961 {
|
|
71
|
12962 switch (this_var->tv.v_type)
|
|
|
12963 {
|
|
|
12964 case VAR_STRING: s = "STR"; break;
|
|
|
12965 case VAR_NUMBER: s = "NUM"; break;
|
|
76
|
12966 default: continue;
|
|
71
|
12967 }
|
|
|
12968 fprintf(fp, "!%s\t%s\t", this_var->v_name, s);
|
|
80
|
12969 viminfo_writestring(fp, tv2string(&this_var->tv, &tofree, numbuf));
|
|
71
|
12970 vim_free(tofree);
|
|
7
|
12971 }
|
|
|
12972 }
|
|
|
12973 }
|
|
|
12974 #endif
|
|
|
12975
|
|
|
12976 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
12977 int
|
|
|
12978 store_session_globals(fd)
|
|
|
12979 FILE *fd;
|
|
|
12980 {
|
|
|
12981 garray_T *gap = &variables; /* global variable */
|
|
|
12982 VAR this_var;
|
|
|
12983 int i;
|
|
|
12984 char_u *p, *t;
|
|
|
12985
|
|
|
12986 for (i = gap->ga_len; --i >= 0; )
|
|
|
12987 {
|
|
|
12988 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
76
|
12989 if (this_var->v_name != NULL
|
|
|
12990 && (this_var->tv.v_type == VAR_NUMBER
|
|
|
12991 || this_var->tv.v_type == VAR_STRING)
|
|
|
12992 && var_flavour(this_var->v_name) == VAR_FLAVOUR_SESSION)
|
|
|
12993 {
|
|
|
12994 /* Escape special characters with a backslash. Turn a LF and
|
|
|
12995 * CR into \n and \r. */
|
|
|
12996 p = vim_strsave_escaped(get_var_string(this_var),
|
|
7
|
12997 (char_u *)"\\\"\n\r");
|
|
76
|
12998 if (p == NULL) /* out of memory */
|
|
|
12999 continue;
|
|
|
13000 for (t = p; *t != NUL; ++t)
|
|
|
13001 if (*t == '\n')
|
|
|
13002 *t = 'n';
|
|
|
13003 else if (*t == '\r')
|
|
|
13004 *t = 'r';
|
|
|
13005 if ((fprintf(fd, "let %s = %c%s%c",
|
|
|
13006 this_var->v_name,
|
|
|
13007 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ',
|
|
|
13008 p,
|
|
|
13009 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
|
13010 || put_eol(fd) == FAIL)
|
|
|
13011 {
|
|
7
|
13012 vim_free(p);
|
|
76
|
13013 return FAIL;
|
|
|
13014 }
|
|
|
13015 vim_free(p);
|
|
7
|
13016 }
|
|
|
13017 }
|
|
|
13018 return OK;
|
|
|
13019 }
|
|
|
13020 #endif
|
|
|
13021
|
|
|
13022 #endif /* FEAT_EVAL */
|
|
|
13023
|
|
|
13024 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
13025
|
|
|
13026
|
|
|
13027 #ifdef WIN3264
|
|
|
13028 /*
|
|
|
13029 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
13030 */
|
|
|
13031 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
13032 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
13033 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
13034
|
|
|
13035 /*
|
|
|
13036 * Get the short pathname of a file.
|
|
|
13037 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
13038 */
|
|
|
13039 static int
|
|
|
13040 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
13041 char_u **fnamep;
|
|
|
13042 char_u **bufp;
|
|
|
13043 int *fnamelen;
|
|
|
13044 {
|
|
|
13045 int l,len;
|
|
|
13046 char_u *newbuf;
|
|
|
13047
|
|
|
13048 len = *fnamelen;
|
|
|
13049
|
|
|
13050 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
13051 if (l > len - 1)
|
|
|
13052 {
|
|
|
13053 /* If that doesn't work (not enough space), then save the string
|
|
|
13054 * and try again with a new buffer big enough
|
|
|
13055 */
|
|
|
13056 newbuf = vim_strnsave(*fnamep, l);
|
|
|
13057 if (newbuf == NULL)
|
|
|
13058 return 0;
|
|
|
13059
|
|
|
13060 vim_free(*bufp);
|
|
|
13061 *fnamep = *bufp = newbuf;
|
|
|
13062
|
|
|
13063 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
13064
|
|
|
13065 /* Really should always succeed, as the buffer is big enough */
|
|
|
13066 }
|
|
|
13067
|
|
|
13068 *fnamelen = l;
|
|
|
13069 return 1;
|
|
|
13070 }
|
|
|
13071
|
|
|
13072 /*
|
|
|
13073 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
13074 * Doesn't copy over the end of the buffer passed in.
|
|
|
13075 */
|
|
|
13076 static int
|
|
|
13077 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
13078 char_u **fname;
|
|
|
13079 char_u **bufp;
|
|
|
13080 int *fnamelen;
|
|
|
13081 {
|
|
|
13082 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
13083 char_u ch;
|
|
|
13084 int l,len,len2,plen,slen;
|
|
|
13085
|
|
|
13086 /* Make a copy */
|
|
|
13087 len2 = *fnamelen;
|
|
|
13088 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
13089 pbuf3 = NULL;
|
|
|
13090
|
|
|
13091 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
13092 slen = 1;
|
|
|
13093 plen = len2;
|
|
|
13094
|
|
|
13095 l = 0;
|
|
39
|
13096 if (after_pathsep(pbuf2, s + 1))
|
|
7
|
13097 {
|
|
|
13098 --s;
|
|
|
13099 ++slen;
|
|
|
13100 --plen;
|
|
|
13101 }
|
|
|
13102
|
|
|
13103 do
|
|
|
13104 {
|
|
|
13105 /* Go back one path-seperator */
|
|
39
|
13106 while (s > pbuf2 && !after_pathsep(pbuf2, s + 1))
|
|
7
|
13107 {
|
|
|
13108 --s;
|
|
|
13109 ++slen;
|
|
|
13110 --plen;
|
|
|
13111 }
|
|
|
13112 if (s <= pbuf2)
|
|
|
13113 break;
|
|
|
13114
|
|
|
13115 /* Remeber the character that is about to be blatted */
|
|
|
13116 ch = *s;
|
|
|
13117 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
13118
|
|
|
13119 /* Try it in situ */
|
|
|
13120 p = pbuf2;
|
|
|
13121 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
13122 {
|
|
|
13123 vim_free(pbuf2);
|
|
|
13124 return -1;
|
|
|
13125 }
|
|
|
13126 *s = ch; /* Preserve the string */
|
|
|
13127 } while (plen == 0);
|
|
|
13128
|
|
|
13129 if (plen > 0)
|
|
|
13130 {
|
|
|
13131 /* Remeber the length of the new string. */
|
|
|
13132 *fnamelen = len = plen + slen;
|
|
|
13133 vim_free(*bufp);
|
|
|
13134 if (len > len2)
|
|
|
13135 {
|
|
|
13136 /* If there's not enough space in the currently allocated string,
|
|
|
13137 * then copy it to a buffer big enough.
|
|
|
13138 */
|
|
|
13139 *fname= *bufp = vim_strnsave(p, len);
|
|
|
13140 if (*fname == NULL)
|
|
|
13141 return -1;
|
|
|
13142 }
|
|
|
13143 else
|
|
|
13144 {
|
|
|
13145 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
13146 *fname = *bufp = pbuf2;
|
|
|
13147 if (p != pbuf2)
|
|
|
13148 strncpy(*fname, p, plen);
|
|
|
13149 pbuf2 = NULL;
|
|
|
13150 }
|
|
|
13151 /* Concat the next bit */
|
|
|
13152 strncpy(*fname + plen, s, slen);
|
|
|
13153 (*fname)[len] = '\0';
|
|
|
13154 }
|
|
|
13155 vim_free(pbuf3);
|
|
|
13156 vim_free(pbuf2);
|
|
|
13157 return 0;
|
|
|
13158 }
|
|
|
13159
|
|
|
13160 /*
|
|
|
13161 * Get a pathname for a partial path.
|
|
|
13162 */
|
|
|
13163 static int
|
|
|
13164 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
13165 char_u **fnamep;
|
|
|
13166 char_u **bufp;
|
|
|
13167 int *fnamelen;
|
|
|
13168 {
|
|
|
13169 int sepcount, len, tflen;
|
|
|
13170 char_u *p;
|
|
|
13171 char_u *pbuf, *tfname;
|
|
|
13172 int hasTilde;
|
|
|
13173
|
|
|
13174 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
13175 * of the path to return.
|
|
|
13176 */
|
|
|
13177 sepcount = 0;
|
|
39
|
13178 for (p = *fnamep; p < *fnamep + *fnamelen; mb_ptr_adv(p))
|
|
7
|
13179 if (vim_ispathsep(*p))
|
|
|
13180 ++sepcount;
|
|
|
13181
|
|
|
13182 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
13183 hasTilde = (**fnamep == '~');
|
|
|
13184 if (hasTilde)
|
|
|
13185 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
13186 else
|
|
|
13187 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
13188
|
|
|
13189 len = tflen = STRLEN(tfname);
|
|
|
13190
|
|
|
13191 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
13192 return -1;
|
|
|
13193
|
|
|
13194 if (len == 0)
|
|
|
13195 {
|
|
|
13196 /* Don't have a valid filename, so shorten the rest of the
|
|
|
13197 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
13198 * there's not a lot of point in guessing what it might be.
|
|
|
13199 */
|
|
|
13200 len = tflen;
|
|
|
13201 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
13202 return -1;
|
|
|
13203 }
|
|
|
13204
|
|
|
13205 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
13206 for (p = tfname + len - 1; p >= tfname; --p)
|
|
39
|
13207 {
|
|
|
13208 #ifdef FEAT_MBYTE
|
|
|
13209 if (has_mbyte)
|
|
|
13210 p -= mb_head_off(tfname, p);
|
|
|
13211 #endif
|
|
7
|
13212 if (vim_ispathsep(*p))
|
|
|
13213 {
|
|
|
13214 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
13215 break;
|
|
|
13216 else
|
|
|
13217 sepcount --;
|
|
|
13218 }
|
|
39
|
13219 }
|
|
7
|
13220 if (hasTilde)
|
|
|
13221 {
|
|
|
13222 --p;
|
|
|
13223 if (p >= tfname)
|
|
|
13224 *p = '~';
|
|
|
13225 else
|
|
|
13226 return -1;
|
|
|
13227 }
|
|
|
13228 else
|
|
|
13229 ++p;
|
|
|
13230
|
|
|
13231 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
13232 vim_free(*bufp);
|
|
|
13233 *fnamelen = (int)STRLEN(p);
|
|
|
13234 *bufp = pbuf;
|
|
|
13235 *fnamep = p;
|
|
|
13236
|
|
|
13237 return 0;
|
|
|
13238 }
|
|
|
13239 #endif /* WIN3264 */
|
|
|
13240
|
|
|
13241 /*
|
|
|
13242 * Adjust a filename, according to a string of modifiers.
|
|
|
13243 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
13244 * determined by *fnamelen.
|
|
|
13245 * Returns valid flags.
|
|
|
13246 * When there is an error, *fnamep is set to NULL.
|
|
|
13247 */
|
|
|
13248 int
|
|
|
13249 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
13250 char_u *src; /* string with modifiers */
|
|
|
13251 int *usedlen; /* characters after src that are used */
|
|
|
13252 char_u **fnamep; /* file name so far */
|
|
|
13253 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
13254 int *fnamelen; /* length of fnamep */
|
|
|
13255 {
|
|
|
13256 int valid = 0;
|
|
|
13257 char_u *tail;
|
|
|
13258 char_u *s, *p, *pbuf;
|
|
|
13259 char_u dirname[MAXPATHL];
|
|
|
13260 int c;
|
|
|
13261 int has_fullname = 0;
|
|
|
13262 #ifdef WIN3264
|
|
|
13263 int has_shortname = 0;
|
|
|
13264 #endif
|
|
|
13265
|
|
|
13266 repeat:
|
|
|
13267 /* ":p" - full path/file_name */
|
|
|
13268 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
13269 {
|
|
|
13270 has_fullname = 1;
|
|
|
13271
|
|
|
13272 valid |= VALID_PATH;
|
|
|
13273 *usedlen += 2;
|
|
|
13274
|
|
|
13275 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
13276 if ((*fnamep)[0] == '~'
|
|
|
13277 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
13278 && ((*fnamep)[1] == '/'
|
|
|
13279 # ifdef BACKSLASH_IN_FILENAME
|
|
|
13280 || (*fnamep)[1] == '\\'
|
|
|
13281 # endif
|
|
|
13282 || (*fnamep)[1] == NUL)
|
|
|
13283
|
|
|
13284 #endif
|
|
|
13285 )
|
|
|
13286 {
|
|
|
13287 *fnamep = expand_env_save(*fnamep);
|
|
|
13288 vim_free(*bufp); /* free any allocated file name */
|
|
|
13289 *bufp = *fnamep;
|
|
|
13290 if (*fnamep == NULL)
|
|
|
13291 return -1;
|
|
|
13292 }
|
|
|
13293
|
|
|
13294 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
39
|
13295 for (p = *fnamep; *p != NUL; mb_ptr_adv(p))
|
|
7
|
13296 {
|
|
|
13297 if (vim_ispathsep(*p)
|
|
|
13298 && p[1] == '.'
|
|
|
13299 && (p[2] == NUL
|
|
|
13300 || vim_ispathsep(p[2])
|
|
|
13301 || (p[2] == '.'
|
|
|
13302 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
13303 break;
|
|
|
13304 }
|
|
|
13305
|
|
|
13306 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
13307 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
13308 {
|
|
|
13309 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
13310 vim_free(*bufp); /* free any allocated file name */
|
|
|
13311 *bufp = *fnamep;
|
|
|
13312 if (*fnamep == NULL)
|
|
|
13313 return -1;
|
|
|
13314 }
|
|
|
13315
|
|
|
13316 /* Append a path separator to a directory. */
|
|
|
13317 if (mch_isdir(*fnamep))
|
|
|
13318 {
|
|
|
13319 /* Make room for one or two extra characters. */
|
|
|
13320 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
13321 vim_free(*bufp); /* free any allocated file name */
|
|
|
13322 *bufp = *fnamep;
|
|
|
13323 if (*fnamep == NULL)
|
|
|
13324 return -1;
|
|
|
13325 add_pathsep(*fnamep);
|
|
|
13326 }
|
|
|
13327 }
|
|
|
13328
|
|
|
13329 /* ":." - path relative to the current directory */
|
|
|
13330 /* ":~" - path relative to the home directory */
|
|
|
13331 /* ":8" - shortname path - postponed till after */
|
|
|
13332 while (src[*usedlen] == ':'
|
|
|
13333 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
13334 {
|
|
|
13335 *usedlen += 2;
|
|
|
13336 if (c == '8')
|
|
|
13337 {
|
|
|
13338 #ifdef WIN3264
|
|
|
13339 has_shortname = 1; /* Postpone this. */
|
|
|
13340 #endif
|
|
|
13341 continue;
|
|
|
13342 }
|
|
|
13343 pbuf = NULL;
|
|
|
13344 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
13345 if (!has_fullname)
|
|
|
13346 {
|
|
|
13347 if (c == '.' && **fnamep == '~')
|
|
|
13348 p = pbuf = expand_env_save(*fnamep);
|
|
|
13349 else
|
|
|
13350 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
13351 }
|
|
|
13352 else
|
|
|
13353 p = *fnamep;
|
|
|
13354
|
|
|
13355 has_fullname = 0;
|
|
|
13356
|
|
|
13357 if (p != NULL)
|
|
|
13358 {
|
|
|
13359 if (c == '.')
|
|
|
13360 {
|
|
|
13361 mch_dirname(dirname, MAXPATHL);
|
|
|
13362 s = shorten_fname(p, dirname);
|
|
|
13363 if (s != NULL)
|
|
|
13364 {
|
|
|
13365 *fnamep = s;
|
|
|
13366 if (pbuf != NULL)
|
|
|
13367 {
|
|
|
13368 vim_free(*bufp); /* free any allocated file name */
|
|
|
13369 *bufp = pbuf;
|
|
|
13370 pbuf = NULL;
|
|
|
13371 }
|
|
|
13372 }
|
|
|
13373 }
|
|
|
13374 else
|
|
|
13375 {
|
|
|
13376 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
13377 /* Only replace it when it starts with '~' */
|
|
|
13378 if (*dirname == '~')
|
|
|
13379 {
|
|
|
13380 s = vim_strsave(dirname);
|
|
|
13381 if (s != NULL)
|
|
|
13382 {
|
|
|
13383 *fnamep = s;
|
|
|
13384 vim_free(*bufp);
|
|
|
13385 *bufp = s;
|
|
|
13386 }
|
|
|
13387 }
|
|
|
13388 }
|
|
|
13389 vim_free(pbuf);
|
|
|
13390 }
|
|
|
13391 }
|
|
|
13392
|
|
|
13393 tail = gettail(*fnamep);
|
|
|
13394 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
13395
|
|
|
13396 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
13397 /* Don't remove the first "/" or "c:\" */
|
|
|
13398 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
13399 {
|
|
|
13400 valid |= VALID_HEAD;
|
|
|
13401 *usedlen += 2;
|
|
|
13402 s = get_past_head(*fnamep);
|
|
39
|
13403 while (tail > s && after_pathsep(s, tail))
|
|
7
|
13404 --tail;
|
|
|
13405 *fnamelen = (int)(tail - *fnamep);
|
|
|
13406 #ifdef VMS
|
|
|
13407 if (*fnamelen > 0)
|
|
|
13408 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
13409 #endif
|
|
39
|
13410 while (tail > s && !after_pathsep(s, tail))
|
|
|
13411 mb_ptr_back(*fnamep, tail);
|
|
7
|
13412 }
|
|
|
13413
|
|
|
13414 /* ":8" - shortname */
|
|
|
13415 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
13416 {
|
|
|
13417 *usedlen += 2;
|
|
|
13418 #ifdef WIN3264
|
|
|
13419 has_shortname = 1;
|
|
|
13420 #endif
|
|
|
13421 }
|
|
|
13422
|
|
|
13423 #ifdef WIN3264
|
|
|
13424 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
13425 */
|
|
|
13426 if (has_shortname)
|
|
|
13427 {
|
|
|
13428 pbuf = NULL;
|
|
|
13429 /* Copy the string if it is shortened by :h */
|
|
|
13430 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
13431 {
|
|
|
13432 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
13433 if (p == 0)
|
|
|
13434 return -1;
|
|
|
13435 vim_free(*bufp);
|
|
|
13436 *bufp = *fnamep = p;
|
|
|
13437 }
|
|
|
13438
|
|
|
13439 /* Split into two implementations - makes it easier. First is where
|
|
|
13440 * there isn't a full name already, second is where there is.
|
|
|
13441 */
|
|
|
13442 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
13443 {
|
|
|
13444 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
13445 return -1;
|
|
|
13446 }
|
|
|
13447 else
|
|
|
13448 {
|
|
|
13449 int l;
|
|
|
13450
|
|
|
13451 /* Simple case, already have the full-name
|
|
|
13452 * Nearly always shorter, so try first time. */
|
|
|
13453 l = *fnamelen;
|
|
|
13454 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
13455 return -1;
|
|
|
13456
|
|
|
13457 if (l == 0)
|
|
|
13458 {
|
|
|
13459 /* Couldn't find the filename.. search the paths.
|
|
|
13460 */
|
|
|
13461 l = *fnamelen;
|
|
|
13462 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
13463 return -1;
|
|
|
13464 }
|
|
|
13465 *fnamelen = l;
|
|
|
13466 }
|
|
|
13467 }
|
|
|
13468 #endif /* WIN3264 */
|
|
|
13469
|
|
|
13470 /* ":t" - tail, just the basename */
|
|
|
13471 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
13472 {
|
|
|
13473 *usedlen += 2;
|
|
|
13474 *fnamelen -= (int)(tail - *fnamep);
|
|
|
13475 *fnamep = tail;
|
|
|
13476 }
|
|
|
13477
|
|
|
13478 /* ":e" - extension, can be repeated */
|
|
|
13479 /* ":r" - root, without extension, can be repeated */
|
|
|
13480 while (src[*usedlen] == ':'
|
|
|
13481 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
13482 {
|
|
|
13483 /* find a '.' in the tail:
|
|
|
13484 * - for second :e: before the current fname
|
|
|
13485 * - otherwise: The last '.'
|
|
|
13486 */
|
|
|
13487 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
13488 s = *fnamep - 2;
|
|
|
13489 else
|
|
|
13490 s = *fnamep + *fnamelen - 1;
|
|
|
13491 for ( ; s > tail; --s)
|
|
|
13492 if (s[0] == '.')
|
|
|
13493 break;
|
|
|
13494 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
13495 {
|
|
|
13496 if (s > tail)
|
|
|
13497 {
|
|
|
13498 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
13499 *fnamep = s + 1;
|
|
|
13500 #ifdef VMS
|
|
|
13501 /* cut version from the extension */
|
|
|
13502 s = *fnamep + *fnamelen - 1;
|
|
|
13503 for ( ; s > *fnamep; --s)
|
|
|
13504 if (s[0] == ';')
|
|
|
13505 break;
|
|
|
13506 if (s > *fnamep)
|
|
|
13507 *fnamelen = s - *fnamep;
|
|
|
13508 #endif
|
|
|
13509 }
|
|
|
13510 else if (*fnamep <= tail)
|
|
|
13511 *fnamelen = 0;
|
|
|
13512 }
|
|
|
13513 else /* :r */
|
|
|
13514 {
|
|
|
13515 if (s > tail) /* remove one extension */
|
|
|
13516 *fnamelen = (int)(s - *fnamep);
|
|
|
13517 }
|
|
|
13518 *usedlen += 2;
|
|
|
13519 }
|
|
|
13520
|
|
|
13521 /* ":s?pat?foo?" - substitute */
|
|
|
13522 /* ":gs?pat?foo?" - global substitute */
|
|
|
13523 if (src[*usedlen] == ':'
|
|
|
13524 && (src[*usedlen + 1] == 's'
|
|
|
13525 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
13526 {
|
|
|
13527 char_u *str;
|
|
|
13528 char_u *pat;
|
|
|
13529 char_u *sub;
|
|
|
13530 int sep;
|
|
|
13531 char_u *flags;
|
|
|
13532 int didit = FALSE;
|
|
|
13533
|
|
|
13534 flags = (char_u *)"";
|
|
|
13535 s = src + *usedlen + 2;
|
|
|
13536 if (src[*usedlen + 1] == 'g')
|
|
|
13537 {
|
|
|
13538 flags = (char_u *)"g";
|
|
|
13539 ++s;
|
|
|
13540 }
|
|
|
13541
|
|
|
13542 sep = *s++;
|
|
|
13543 if (sep)
|
|
|
13544 {
|
|
|
13545 /* find end of pattern */
|
|
|
13546 p = vim_strchr(s, sep);
|
|
|
13547 if (p != NULL)
|
|
|
13548 {
|
|
|
13549 pat = vim_strnsave(s, (int)(p - s));
|
|
|
13550 if (pat != NULL)
|
|
|
13551 {
|
|
|
13552 s = p + 1;
|
|
|
13553 /* find end of substitution */
|
|
|
13554 p = vim_strchr(s, sep);
|
|
|
13555 if (p != NULL)
|
|
|
13556 {
|
|
|
13557 sub = vim_strnsave(s, (int)(p - s));
|
|
|
13558 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
13559 if (sub != NULL && str != NULL)
|
|
|
13560 {
|
|
|
13561 *usedlen = (int)(p + 1 - src);
|
|
|
13562 s = do_string_sub(str, pat, sub, flags);
|
|
|
13563 if (s != NULL)
|
|
|
13564 {
|
|
|
13565 *fnamep = s;
|
|
|
13566 *fnamelen = (int)STRLEN(s);
|
|
|
13567 vim_free(*bufp);
|
|
|
13568 *bufp = s;
|
|
|
13569 didit = TRUE;
|
|
|
13570 }
|
|
|
13571 }
|
|
|
13572 vim_free(sub);
|
|
|
13573 vim_free(str);
|
|
|
13574 }
|
|
|
13575 vim_free(pat);
|
|
|
13576 }
|
|
|
13577 }
|
|
|
13578 /* after using ":s", repeat all the modifiers */
|
|
|
13579 if (didit)
|
|
|
13580 goto repeat;
|
|
|
13581 }
|
|
|
13582 }
|
|
|
13583
|
|
|
13584 return valid;
|
|
|
13585 }
|
|
|
13586
|
|
|
13587 /*
|
|
|
13588 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
13589 * "flags" can be "g" to do a global substitute.
|
|
|
13590 * Returns an allocated string, NULL for error.
|
|
|
13591 */
|
|
|
13592 char_u *
|
|
|
13593 do_string_sub(str, pat, sub, flags)
|
|
|
13594 char_u *str;
|
|
|
13595 char_u *pat;
|
|
|
13596 char_u *sub;
|
|
|
13597 char_u *flags;
|
|
|
13598 {
|
|
|
13599 int sublen;
|
|
|
13600 regmatch_T regmatch;
|
|
|
13601 int i;
|
|
|
13602 int do_all;
|
|
|
13603 char_u *tail;
|
|
|
13604 garray_T ga;
|
|
|
13605 char_u *ret;
|
|
|
13606 char_u *save_cpo;
|
|
|
13607
|
|
|
13608 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
13609 save_cpo = p_cpo;
|
|
|
13610 p_cpo = (char_u *)"";
|
|
|
13611
|
|
|
13612 ga_init2(&ga, 1, 200);
|
|
|
13613
|
|
|
13614 do_all = (flags[0] == 'g');
|
|
|
13615
|
|
|
13616 regmatch.rm_ic = p_ic;
|
|
|
13617 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
13618 if (regmatch.regprog != NULL)
|
|
|
13619 {
|
|
|
13620 tail = str;
|
|
|
13621 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
13622 {
|
|
|
13623 /*
|
|
|
13624 * Get some space for a temporary buffer to do the substitution
|
|
|
13625 * into. It will contain:
|
|
|
13626 * - The text up to where the match is.
|
|
|
13627 * - The substituted text.
|
|
|
13628 * - The text after the match.
|
|
|
13629 */
|
|
|
13630 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
13631 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
13632 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
13633 {
|
|
|
13634 ga_clear(&ga);
|
|
|
13635 break;
|
|
|
13636 }
|
|
|
13637
|
|
|
13638 /* copy the text up to where the match is */
|
|
|
13639 i = (int)(regmatch.startp[0] - tail);
|
|
|
13640 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
13641 /* add the substituted text */
|
|
|
13642 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
13643 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
13644 ga.ga_len += i + sublen - 1;
|
|
|
13645 /* avoid getting stuck on a match with an empty string */
|
|
|
13646 if (tail == regmatch.endp[0])
|
|
|
13647 {
|
|
|
13648 if (*tail == NUL)
|
|
|
13649 break;
|
|
|
13650 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
13651 ++ga.ga_len;
|
|
|
13652 }
|
|
|
13653 else
|
|
|
13654 {
|
|
|
13655 tail = regmatch.endp[0];
|
|
|
13656 if (*tail == NUL)
|
|
|
13657 break;
|
|
|
13658 }
|
|
|
13659 if (!do_all)
|
|
|
13660 break;
|
|
|
13661 }
|
|
|
13662
|
|
|
13663 if (ga.ga_data != NULL)
|
|
|
13664 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
13665
|
|
|
13666 vim_free(regmatch.regprog);
|
|
|
13667 }
|
|
|
13668
|
|
|
13669 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
13670 ga_clear(&ga);
|
|
|
13671 p_cpo = save_cpo;
|
|
|
13672
|
|
|
13673 return ret;
|
|
|
13674 }
|
|
|
13675
|
|
|
13676 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
