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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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40 * Structure to hold an internal variable.
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41 */
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42 typedef struct
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43 {
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44 char_u *var_name; /* name of variable */
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45 char var_type; /* VAR_NUMBER or VAR_STRING */
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46 union
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47 {
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48 varnumber_T var_number; /* number value */
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49 char_u *var_string; /* string value (Careful: can be NULL!) */
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50 } var_val;
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51 } var;
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52
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53 #define VAR_UNKNOWN 0
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54 #define VAR_NUMBER 1
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55 #define VAR_STRING 2
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56
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57 typedef var * VAR;
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58
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59 /*
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60 * All user-defined global variables are stored in "variables".
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61 */
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62 garray_T variables = {0, 0, sizeof(var), 4, NULL};
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63
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64 /*
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65 * Array to hold an array with variables local to each sourced script.
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66 */
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67 static garray_T ga_scripts = {0, 0, sizeof(garray_T), 4, NULL};
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68 #define SCRIPT_VARS(id) (((garray_T *)ga_scripts.ga_data)[(id) - 1])
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69
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70
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71 #define VAR_ENTRY(idx) (((VAR)(variables.ga_data))[idx])
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72 #define VAR_GAP_ENTRY(idx, gap) (((VAR)(gap->ga_data))[idx])
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73 #define BVAR_ENTRY(idx) (((VAR)(curbuf->b_vars.ga_data))[idx])
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74 #define WVAR_ENTRY(idx) (((VAR)(curwin->w_vars.ga_data))[idx])
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75
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76 static int echo_attr = 0; /* attributes used for ":echo" */
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77
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78 /*
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79 * Structure to hold info for a user function.
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80 */
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81 typedef struct ufunc ufunc_T;
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82
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83 struct ufunc
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84 {
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85 ufunc_T *next; /* next function in list */
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86 char_u *name; /* name of function; can start with <SNR>123_
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87 (<SNR> is K_SPECIAL KS_EXTRA KE_SNR) */
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88 int varargs; /* variable nr of arguments */
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89 int flags;
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90 int calls; /* nr of active calls */
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91 garray_T args; /* arguments */
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92 garray_T lines; /* function lines */
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93 scid_T script_ID; /* ID of script where function was defined,
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94 used for s: variables */
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95 };
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96
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97 /* function flags */
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98 #define FC_ABORT 1 /* abort function on error */
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99 #define FC_RANGE 2 /* function accepts range */
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100
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101 /*
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102 * All user-defined functions are found in the forward-linked function list.
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103 * The first function is pointed at by firstfunc.
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104 */
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105 ufunc_T *firstfunc = NULL;
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106
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107 #define FUNCARG(fp, j) ((char_u **)(fp->args.ga_data))[j]
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108 #define FUNCLINE(fp, j) ((char_u **)(fp->lines.ga_data))[j]
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109
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110 /* structure to hold info for a function that is currently being executed. */
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111 struct funccall
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112 {
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113 ufunc_T *func; /* function being called */
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114 int linenr; /* next line to be executed */
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115 int returned; /* ":return" used */
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116 int argcount; /* nr of arguments */
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117 VAR argvars; /* arguments */
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118 var a0_var; /* "a:0" variable */
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119 var firstline; /* "a:firstline" variable */
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120 var lastline; /* "a:lastline" variable */
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121 garray_T l_vars; /* local function variables */
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122 VAR retvar; /* return value variable */
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123 linenr_T breakpoint; /* next line with breakpoint or zero */
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124 int dbg_tick; /* debug_tick when breakpoint was set */
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125 int level; /* top nesting level of executed function */
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126 };
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127
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128 /*
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129 * Return the name of the executed function.
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130 */
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131 char_u *
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132 func_name(cookie)
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133 void *cookie;
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134 {
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135 return ((struct funccall *)cookie)->func->name;
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136 }
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137
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138 /*
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139 * Return the address holding the next breakpoint line for a funccall cookie.
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140 */
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141 linenr_T *
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142 func_breakpoint(cookie)
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143 void *cookie;
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144 {
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145 return &((struct funccall *)cookie)->breakpoint;
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146 }
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147
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148 /*
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149 * Return the address holding the debug tick for a funccall cookie.
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150 */
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151 int *
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152 func_dbg_tick(cookie)
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153 void *cookie;
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154 {
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155 return &((struct funccall *)cookie)->dbg_tick;
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156 }
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157
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158 /*
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159 * Return the nesting level for a funccall cookie.
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160 */
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161 int
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162 func_level(cookie)
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163 void *cookie;
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164 {
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165 return ((struct funccall *)cookie)->level;
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166 }
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167
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168 /* pointer to funccal for currently active function */
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169 struct funccall *current_funccal = NULL;
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170
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171 /*
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172 * Return TRUE when a function was ended by a ":return" command.
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173 */
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174 int
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175 current_func_returned()
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176 {
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177 return current_funccal->returned;
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178 }
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179
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180
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181 /*
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182 * Array to hold the value of v: variables.
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183 */
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184 #include "version.h"
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185
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186 /* values for flags: */
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29
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187 #define VV_COMPAT 1 /* compatible, also used without "v:" */
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188 #define VV_RO 2 /* read-only */
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189 #define VV_RO_SBX 4 /* read-only in the sandbox*/
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7
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190
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191 struct vimvar
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192 {
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193 char *name; /* name of variable, without v: */
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194 int len; /* length of name */
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195 char_u *val; /* current value (can also be a number!) */
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196 char type; /* VAR_NUMBER or VAR_STRING */
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29
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197 char flags; /* VV_COMPAT, VV_RO, VV_RO_SBX */
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7
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198 } vimvars[VV_LEN] =
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199 { /* The order here must match the VV_ defines in vim.h! */
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200 {"count", sizeof("count") - 1, NULL, VAR_NUMBER, VV_COMPAT+VV_RO},
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201 {"count1", sizeof("count1") - 1, NULL, VAR_NUMBER, VV_RO},
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202 {"prevcount", sizeof("prevcount") - 1, NULL, VAR_NUMBER, VV_RO},
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203 {"errmsg", sizeof("errmsg") - 1, NULL, VAR_STRING, VV_COMPAT},
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204 {"warningmsg", sizeof("warningmsg") - 1, NULL, VAR_STRING, 0},
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205 {"statusmsg", sizeof("statusmsg") - 1, NULL, VAR_STRING, 0},
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206 {"shell_error", sizeof("shell_error") - 1, NULL, VAR_NUMBER,
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207 VV_COMPAT+VV_RO},
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208 {"this_session", sizeof("this_session") - 1, NULL, VAR_STRING, VV_COMPAT},
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209 {"version", sizeof("version") - 1, (char_u *)VIM_VERSION_100,
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210 VAR_NUMBER, VV_COMPAT+VV_RO},
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29
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211 {"lnum", sizeof("lnum") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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212 {"termresponse", sizeof("termresponse") - 1, NULL, VAR_STRING, VV_RO},
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213 {"fname", sizeof("fname") - 1, NULL, VAR_STRING, VV_RO},
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214 {"lang", sizeof("lang") - 1, NULL, VAR_STRING, VV_RO},
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215 {"lc_time", sizeof("lc_time") - 1, NULL, VAR_STRING, VV_RO},
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216 {"ctype", sizeof("ctype") - 1, NULL, VAR_STRING, VV_RO},
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217 {"charconvert_from", sizeof("charconvert_from") - 1, NULL, VAR_STRING, VV_RO},
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218 {"charconvert_to", sizeof("charconvert_to") - 1, NULL, VAR_STRING, VV_RO},
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219 {"fname_in", sizeof("fname_in") - 1, NULL, VAR_STRING, VV_RO},
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220 {"fname_out", sizeof("fname_out") - 1, NULL, VAR_STRING, VV_RO},
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221 {"fname_new", sizeof("fname_new") - 1, NULL, VAR_STRING, VV_RO},
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222 {"fname_diff", sizeof("fname_diff") - 1, NULL, VAR_STRING, VV_RO},
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223 {"cmdarg", sizeof("cmdarg") - 1, NULL, VAR_STRING, VV_RO},
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29
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224 {"foldstart", sizeof("foldstart") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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225 {"foldend", sizeof("foldend") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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226 {"folddashes", sizeof("folddashes") - 1, NULL, VAR_STRING, VV_RO_SBX},
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227 {"foldlevel", sizeof("foldlevel") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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228 {"progname", sizeof("progname") - 1, NULL, VAR_STRING, VV_RO},
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229 {"servername", sizeof("servername") - 1, NULL, VAR_STRING, VV_RO},
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230 {"dying", sizeof("dying") - 1, NULL, VAR_NUMBER, VV_RO},
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231 {"exception", sizeof("exception") - 1, NULL, VAR_STRING, VV_RO},
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232 {"throwpoint", sizeof("throwpoint") - 1, NULL, VAR_STRING, VV_RO},
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233 {"register", sizeof("register") - 1, NULL, VAR_STRING, VV_RO},
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234 {"cmdbang", sizeof("cmdbang") - 1, NULL, VAR_NUMBER, VV_RO},
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11
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235 {"insertmode", sizeof("insertmode") - 1, NULL, VAR_STRING, VV_RO},
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7
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236 };
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237
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238 static int eval0 __ARGS((char_u *arg, VAR retvar, char_u **nextcmd, int evaluate));
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239 static int eval1 __ARGS((char_u **arg, VAR retvar, int evaluate));
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240 static int eval2 __ARGS((char_u **arg, VAR retvar, int evaluate));
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241 static int eval3 __ARGS((char_u **arg, VAR retvar, int evaluate));
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242 static int eval4 __ARGS((char_u **arg, VAR retvar, int evaluate));
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243 static int eval5 __ARGS((char_u **arg, VAR retvar, int evaluate));
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244 static int eval6 __ARGS((char_u **arg, VAR retvar, int evaluate));
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245 static int eval7 __ARGS((char_u **arg, VAR retvar, int evaluate));
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246 static int get_option_var __ARGS((char_u **arg, VAR retvar, int evaluate));
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247 static int get_string_var __ARGS((char_u **arg, VAR retvar, int evaluate));
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248 static int get_lit_string_var __ARGS((char_u **arg, VAR retvar, int evaluate));
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249 static int get_env_var __ARGS((char_u **arg, VAR retvar, int evaluate));
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250 static int find_internal_func __ARGS((char_u *name));
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251 static int get_func_var __ARGS((char_u *name, int len, VAR retvar, char_u **arg, linenr_T firstline, linenr_T lastline, int *doesrange, int evaluate));
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252 static int call_func __ARGS((char_u *name, int len, VAR retvar, int argcount, VAR argvars, linenr_T firstline, linenr_T lastline, int *doesrange, int evaluate));
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253 static void f_append __ARGS((VAR argvars, VAR retvar));
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254 static void f_argc __ARGS((VAR argvars, VAR retvar));
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255 static void f_argidx __ARGS((VAR argvars, VAR retvar));
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256 static void f_argv __ARGS((VAR argvars, VAR retvar));
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257 static void f_browse __ARGS((VAR argvars, VAR retvar));
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29
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258 static void f_browsedir __ARGS((VAR argvars, VAR retvar));
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259 static buf_T *find_buffer __ARGS((VAR avar));
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260 static void f_bufexists __ARGS((VAR argvars, VAR retvar));
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261 static void f_buflisted __ARGS((VAR argvars, VAR retvar));
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262 static void f_bufloaded __ARGS((VAR argvars, VAR retvar));
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263 static buf_T *get_buf_var __ARGS((VAR avar));
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264 static void f_bufname __ARGS((VAR argvars, VAR retvar));
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265 static void f_bufnr __ARGS((VAR argvars, VAR retvar));
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266 static void f_bufwinnr __ARGS((VAR argvars, VAR retvar));
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267 static void f_byte2line __ARGS((VAR argvars, VAR retvar));
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268 static void f_byteidx __ARGS((VAR argvars, VAR retvar));
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269 static void f_char2nr __ARGS((VAR argvars, VAR retvar));
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270 static void f_cindent __ARGS((VAR argvars, VAR retvar));
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271 static void f_col __ARGS((VAR argvars, VAR retvar));
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272 static void f_confirm __ARGS((VAR argvars, VAR retvar));
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273 static void f_cscope_connection __ARGS((VAR argvars, VAR retvar));
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274 static void f_cursor __ARGS((VAR argsvars, VAR retvar));
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275 static void f_delete __ARGS((VAR argvars, VAR retvar));
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276 static void f_did_filetype __ARGS((VAR argvars, VAR retvar));
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277 static void f_escape __ARGS((VAR argvars, VAR retvar));
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278 static void f_eventhandler __ARGS((VAR argvars, VAR retvar));
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279 static void f_executable __ARGS((VAR argvars, VAR retvar));
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280 static void f_exists __ARGS((VAR argvars, VAR retvar));
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281 static void f_expand __ARGS((VAR argvars, VAR retvar));
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282 static void f_filereadable __ARGS((VAR argvars, VAR retvar));
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283 static void f_filewritable __ARGS((VAR argvars, VAR retvar));
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19
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284 static void f_finddir __ARGS((VAR argvars, VAR retvar));
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285 static void f_findfile __ARGS((VAR argvars, VAR retvar));
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286 static void f_findfilendir __ARGS((VAR argvars, VAR retvar, int dir));
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7
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287 static void f_fnamemodify __ARGS((VAR argvars, VAR retvar));
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288 static void f_foldclosed __ARGS((VAR argvars, VAR retvar));
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289 static void f_foldclosedend __ARGS((VAR argvars, VAR retvar));
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290 static void foldclosed_both __ARGS((VAR argvars, VAR retvar, int end));
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291 static void f_foldlevel __ARGS((VAR argvars, VAR retvar));
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292 static void f_foldtext __ARGS((VAR argvars, VAR retvar));
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29
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293 static void f_foldtextresult __ARGS((VAR argvars, VAR retvar));
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7
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294 static void f_foreground __ARGS((VAR argvars, VAR retvar));
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295 static void f_getbufvar __ARGS((VAR argvars, VAR retvar));
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296 static void f_getchar __ARGS((VAR argvars, VAR retvar));
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297 static void f_getcharmod __ARGS((VAR argvars, VAR retvar));
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298 static void f_getcmdline __ARGS((VAR argvars, VAR retvar));
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299 static void f_getcmdpos __ARGS((VAR argvars, VAR retvar));
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300 static void f_getcwd __ARGS((VAR argvars, VAR retvar));
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20
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301 static void f_getfperm __ARGS((VAR argvars, VAR retvar));
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7
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302 static void f_getfsize __ARGS((VAR argvars, VAR retvar));
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303 static void f_getftime __ARGS((VAR argvars, VAR retvar));
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20
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304 static void f_getftype __ARGS((VAR argvars, VAR retvar));
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7
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305 static void f_getline __ARGS((VAR argvars, VAR retvar));
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306 static void f_getreg __ARGS((VAR argvars, VAR retvar));
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307 static void f_getregtype __ARGS((VAR argvars, VAR retvar));
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308 static void f_getwinposx __ARGS((VAR argvars, VAR retvar));
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309 static void f_getwinposy __ARGS((VAR argvars, VAR retvar));
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310 static void f_getwinvar __ARGS((VAR argvars, VAR retvar));
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311 static void f_glob __ARGS((VAR argvars, VAR retvar));
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312 static void f_globpath __ARGS((VAR argvars, VAR retvar));
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313 static void f_has __ARGS((VAR argvars, VAR retvar));
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314 static void f_hasmapto __ARGS((VAR argvars, VAR retvar));
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315 static void f_histadd __ARGS((VAR argvars, VAR retvar));
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316 static void f_histdel __ARGS((VAR argvars, VAR retvar));
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317 static void f_histget __ARGS((VAR argvars, VAR retvar));
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318 static void f_histnr __ARGS((VAR argvars, VAR retvar));
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319 static void f_hlexists __ARGS((VAR argvars, VAR retvar));
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320 static void f_hlID __ARGS((VAR argvars, VAR retvar));
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321 static void f_hostname __ARGS((VAR argvars, VAR retvar));
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322 static void f_iconv __ARGS((VAR argvars, VAR retvar));
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323 static void f_indent __ARGS((VAR argvars, VAR retvar));
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324 static void f_isdirectory __ARGS((VAR argvars, VAR retvar));
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325 static void f_input __ARGS((VAR argvars, VAR retvar));
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326 static void f_inputdialog __ARGS((VAR argvars, VAR retvar));
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327 static void f_inputrestore __ARGS((VAR argvars, VAR retvar));
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328 static void f_inputsave __ARGS((VAR argvars, VAR retvar));
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329 static void f_inputsecret __ARGS((VAR argvars, VAR retvar));
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330 static void f_last_buffer_nr __ARGS((VAR argvars, VAR retvar));
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331 static void f_libcall __ARGS((VAR argvars, VAR retvar));
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332 static void f_libcallnr __ARGS((VAR argvars, VAR retvar));
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333 static void libcall_common __ARGS((VAR argvars, VAR retvar, int type));
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334 static void f_line __ARGS((VAR argvars, VAR retvar));
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335 static void f_line2byte __ARGS((VAR argvars, VAR retvar));
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|
336 static void f_lispindent __ARGS((VAR argvars, VAR retvar));
|
|
|
337 static void f_localtime __ARGS((VAR argvars, VAR retvar));
|
|
|
338 static void f_maparg __ARGS((VAR argvars, VAR retvar));
|
|
|
339 static void f_mapcheck __ARGS((VAR argvars, VAR retvar));
|
|
|
340 static void get_maparg __ARGS((VAR argvars, VAR retvar, int exact));
|
|
|
341 static void f_match __ARGS((VAR argvars, VAR retvar));
|
|
|
342 static void f_matchend __ARGS((VAR argvars, VAR retvar));
|
|
|
343 static void f_matchstr __ARGS((VAR argvars, VAR retvar));
|
|
|
344 static void f_mode __ARGS((VAR argvars, VAR retvar));
|
|
|
345 static void f_nextnonblank __ARGS((VAR argvars, VAR retvar));
|
|
|
346 static void f_nr2char __ARGS((VAR argvars, VAR retvar));
|
|
|
347 static void f_prevnonblank __ARGS((VAR argvars, VAR retvar));
|
|
|
348 static void f_setbufvar __ARGS((VAR argvars, VAR retvar));
|
|
|
349 static void f_setcmdpos __ARGS((VAR argvars, VAR retvar));
|
|
|
350 static void f_setwinvar __ARGS((VAR argvars, VAR retvar));
|
|
|
351 static void f_rename __ARGS((VAR argvars, VAR retvar));
|
|
|
352 static void f_resolve __ARGS((VAR argvars, VAR retvar));
|
|
|
353 static void f_search __ARGS((VAR argvars, VAR retvar));
|
|
|
354 static void f_searchpair __ARGS((VAR argvars, VAR retvar));
|
|
|
355 static int get_search_arg __ARGS((VAR varp, int *flagsp));
|
|
|
356 static void f_remote_expr __ARGS((VAR argvars, VAR retvar));
|
|
|
357 static void f_remote_foreground __ARGS((VAR argvars, VAR retvar));
|
|
|
358 static void f_remote_peek __ARGS((VAR argvars, VAR retvar));
|
|
|
359 static void f_remote_read __ARGS((VAR argvars, VAR retvar));
|
|
|
360 static void f_remote_send __ARGS((VAR argvars, VAR retvar));
|
|
18
|
361 static void f_repeat __ARGS((VAR argvars, VAR retvar));
|
|
7
|
362 static void f_server2client __ARGS((VAR argvars, VAR retvar));
|
|
|
363 static void f_serverlist __ARGS((VAR argvars, VAR retvar));
|
|
|
364 static void f_setline __ARGS((VAR argvars, VAR retvar));
|
|
|
365 static void f_setreg __ARGS((VAR argvars, VAR retvar));
|
|
|
366 static void f_simplify __ARGS((VAR argvars, VAR retvar));
|
|
|
367 static void find_some_match __ARGS((VAR argvars, VAR retvar, int start));
|
|
|
368 static void f_strftime __ARGS((VAR argvars, VAR retvar));
|
|
|
369 static void f_stridx __ARGS((VAR argvars, VAR retvar));
|
|
|
370 static void f_strlen __ARGS((VAR argvars, VAR retvar));
|
|
|
371 static void f_strpart __ARGS((VAR argvars, VAR retvar));
|
|
|
372 static void f_strridx __ARGS((VAR argvars, VAR retvar));
|
|
|
373 static void f_strtrans __ARGS((VAR argvars, VAR retvar));
|
|
|
374 static void f_synID __ARGS((VAR argvars, VAR retvar));
|
|
|
375 static void f_synIDattr __ARGS((VAR argvars, VAR retvar));
|
|
|
376 static void f_synIDtrans __ARGS((VAR argvars, VAR retvar));
|
|
|
377 static void f_system __ARGS((VAR argvars, VAR retvar));
|
|
|
378 static void f_submatch __ARGS((VAR argvars, VAR retvar));
|
|
|
379 static void f_substitute __ARGS((VAR argvars, VAR retvar));
|
|
|
380 static void f_tempname __ARGS((VAR argvars, VAR retvar));
|
|
|
381 static void f_tolower __ARGS((VAR argvars, VAR retvar));
|
|
|
382 static void f_toupper __ARGS((VAR argvars, VAR retvar));
|
|
15
|
383 static void f_tr __ARGS((VAR argvars, VAR retvar));
|
|
7
|
384 static void f_type __ARGS((VAR argvars, VAR retvar));
|
|
|
385 static void f_virtcol __ARGS((VAR argvars, VAR retvar));
|
|
|
386 static void f_visualmode __ARGS((VAR argvars, VAR retvar));
|
|
|
387 static void f_winbufnr __ARGS((VAR argvars, VAR retvar));
|
|
|
388 static void f_wincol __ARGS((VAR argvars, VAR retvar));
|
|
|
389 static void f_winheight __ARGS((VAR argvars, VAR retvar));
|
|
|
390 static void f_winline __ARGS((VAR argvars, VAR retvar));
|
|
|
391 static void f_winnr __ARGS((VAR argvars, VAR retvar));
|
|
|
392 static void f_winrestcmd __ARGS((VAR argvars, VAR retvar));
|
|
|
393 static void f_winwidth __ARGS((VAR argvars, VAR retvar));
|
|
|
394 static win_T *find_win_by_nr __ARGS((VAR vp));
|
|
|
395 static pos_T *var2fpos __ARGS((VAR varp, int lnum));
|
|
|
396 static int get_env_len __ARGS((char_u **arg));
|
|
|
397 static int get_id_len __ARGS((char_u **arg));
|
|
|
398 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
|
399 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end));
|
|
|
400 static int eval_isnamec __ARGS((int c));
|
|
|
401 static int find_vim_var __ARGS((char_u *name, int len));
|
|
|
402 static int get_var_var __ARGS((char_u *name, int len, VAR retvar));
|
|
|
403 static VAR alloc_var __ARGS((void));
|
|
|
404 static VAR alloc_string_var __ARGS((char_u *string));
|
|
|
405 static void free_var __ARGS((VAR varp));
|
|
|
406 static void clear_var __ARGS((VAR varp));
|
|
|
407 static long get_var_number __ARGS((VAR varp));
|
|
|
408 static linenr_T get_var_lnum __ARGS((VAR argvars));
|
|
|
409 static char_u *get_var_string __ARGS((VAR varp));
|
|
|
410 static char_u *get_var_string_buf __ARGS((VAR varp, char_u *buf));
|
|
|
411 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
412 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
413 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
|
414 static void var_free_one __ARGS((VAR v));
|
|
|
415 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
416 static void list_vim_var __ARGS((int i));
|
|
|
417 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
|
418 static void set_var __ARGS((char_u *name, VAR varp));
|
|
|
419 static void copy_var __ARGS((VAR from, VAR to));
|
|
|
420 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
421 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
422 static int eval_fname_script __ARGS((char_u *p));
|
|
|
423 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
424 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
425 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
426 static ufunc_T *find_func __ARGS((char_u *name));
|
|
|
427 static void call_user_func __ARGS((ufunc_T *fp, int argcount, VAR argvars, VAR retvar, linenr_T firstline, linenr_T lastline));
|
|
|
428
|
|
|
429 /* Magic braces are always enabled, otherwise Vim scripts would not be
|
|
|
430 * portable. */
|
|
|
431 #define FEAT_MAGIC_BRACES
|
|
|
432
|
|
|
433 #ifdef FEAT_MAGIC_BRACES
|
|
|
434 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
|
435 #endif
|
|
|
436
|
|
|
437 /*
|
|
|
438 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
439 * not already exist.
|
|
|
440 */
|
|
|
441 void
|
|
|
442 set_internal_string_var(name, value)
|
|
|
443 char_u *name;
|
|
|
444 char_u *value;
|
|
|
445 {
|
|
|
446 char_u *val;
|
|
|
447 VAR varp;
|
|
|
448
|
|
|
449 val = vim_strsave(value);
|
|
|
450 if (val != NULL)
|
|
|
451 {
|
|
|
452 varp = alloc_string_var(val);
|
|
|
453 if (varp != NULL)
|
|
|
454 {
|
|
|
455 set_var(name, varp);
|
|
|
456 free_var(varp);
|
|
|
457 }
|
|
|
458 }
|
|
|
459 }
|
|
|
460
|
|
|
461 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
462 int
|
|
|
463 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
464 char_u *enc_from;
|
|
|
465 char_u *enc_to;
|
|
|
466 char_u *fname_from;
|
|
|
467 char_u *fname_to;
|
|
|
468 {
|
|
|
469 int err = FALSE;
|
|
|
470
|
|
|
471 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
472 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
473 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
474 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
475 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
476 err = TRUE;
|
|
|
477 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
478 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
479 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
480 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
481
|
|
|
482 if (err)
|
|
|
483 return FAIL;
|
|
|
484 return OK;
|
|
|
485 }
|
|
|
486 # endif
|
|
|
487
|
|
|
488 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
489 int
|
|
|
490 eval_printexpr(fname, args)
|
|
|
491 char_u *fname;
|
|
|
492 char_u *args;
|
|
|
493 {
|
|
|
494 int err = FALSE;
|
|
|
495
|
|
|
496 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
497 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
498 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
499 err = TRUE;
|
|
|
500 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
501 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
502
|
|
|
503 if (err)
|
|
|
504 {
|
|
|
505 mch_remove(fname);
|
|
|
506 return FAIL;
|
|
|
507 }
|
|
|
508 return OK;
|
|
|
509 }
|
|
|
510 # endif
|
|
|
511
|
|
|
512 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
513 void
|
|
|
514 eval_diff(origfile, newfile, outfile)
|
|
|
515 char_u *origfile;
|
|
|
516 char_u *newfile;
|
|
|
517 char_u *outfile;
|
|
|
518 {
|
|
|
519 int err = FALSE;
|
|
|
520
|
|
|
521 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
522 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
523 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
524 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
525 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
526 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
527 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
528 }
|
|
|
529
|
|
|
530 void
|
|
|
531 eval_patch(origfile, difffile, outfile)
|
|
|
532 char_u *origfile;
|
|
|
533 char_u *difffile;
|
|
|
534 char_u *outfile;
|
|
|
535 {
|
|
|
536 int err;
|
|
|
537
|
|
|
538 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
539 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
540 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
541 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
542 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
543 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
544 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
545 }
|
|
|
546 # endif
|
|
|
547
|
|
|
548 /*
|
|
|
549 * Top level evaluation function, returning a boolean.
|
|
|
550 * Sets "error" to TRUE if there was an error.
|
|
|
551 * Return TRUE or FALSE.
|
|
|
552 */
|
|
|
553 int
|
|
|
554 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
555 char_u *arg;
|
|
|
556 int *error;
|
|
|
557 char_u **nextcmd;
|
|
|
558 int skip; /* only parse, don't execute */
|
|
|
559 {
|
|
|
560 var retvar;
|
|
|
561 int retval = FALSE;
|
|
|
562
|
|
|
563 if (skip)
|
|
|
564 ++emsg_skip;
|
|
|
565 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL)
|
|
|
566 {
|
|
|
567 *error = TRUE;
|
|
|
568 }
|
|
|
569 else
|
|
|
570 {
|
|
|
571 *error = FALSE;
|
|
|
572 if (!skip)
|
|
|
573 {
|
|
|
574 retval = (get_var_number(&retvar) != 0);
|
|
|
575 clear_var(&retvar);
|
|
|
576 }
|
|
|
577 }
|
|
|
578 if (skip)
|
|
|
579 --emsg_skip;
|
|
|
580
|
|
|
581 return retval;
|
|
|
582 }
|
|
|
583
|
|
|
584 /*
|
|
|
585 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
586 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
587 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
588 */
|
|
|
589 char_u *
|
|
|
590 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
591 char_u *arg;
|
|
|
592 char_u **nextcmd;
|
|
|
593 int skip; /* only parse, don't execute */
|
|
|
594 {
|
|
|
595 var retvar;
|
|
|
596 char_u *retval;
|
|
|
597
|
|
|
598 if (skip)
|
|
|
599 ++emsg_skip;
|
|
|
600 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL || skip)
|
|
|
601 retval = NULL;
|
|
|
602 else
|
|
|
603 {
|
|
|
604 retval = vim_strsave(get_var_string(&retvar));
|
|
|
605 clear_var(&retvar);
|
|
|
606 }
|
|
|
607 if (skip)
|
|
|
608 --emsg_skip;
|
|
|
609
|
|
|
610 return retval;
|
|
|
611 }
|
|
|
612
|
|
|
613 /*
|
|
9
|
614 * Skip over an expression at "*pp".
|
|
|
615 * Return FAIL for an error, OK otherwise.
|
|
|
616 */
|
|
|
617 int
|
|
|
618 skip_expr(pp)
|
|
|
619 char_u **pp;
|
|
|
620 {
|
|
|
621 var retvar;
|
|
|
622
|
|
|
623 *pp = skipwhite(*pp);
|
|
|
624 return eval1(pp, &retvar, FALSE);
|
|
|
625 }
|
|
|
626
|
|
|
627 /*
|
|
7
|
628 * Top level evaluation function, returning a string.
|
|
|
629 * Return pointer to allocated memory, or NULL for failure.
|
|
|
630 */
|
|
|
631 char_u *
|
|
|
632 eval_to_string(arg, nextcmd)
|
|
|
633 char_u *arg;
|
|
|
634 char_u **nextcmd;
|
|
|
635 {
|
|
|
636 var retvar;
|
|
|
637 char_u *retval;
|
|
|
638
|
|
|
639 if (eval0(arg, &retvar, nextcmd, TRUE) == FAIL)
|
|
|
640 retval = NULL;
|
|
|
641 else
|
|
|
642 {
|
|
|
643 retval = vim_strsave(get_var_string(&retvar));
|
|
|
644 clear_var(&retvar);
|
|
|
645 }
|
|
|
646
|
|
|
647 return retval;
|
|
|
648 }
|
|
|
649
|
|
|
650 /*
|
|
|
651 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
652 */
|
|
|
653 char_u *
|
|
|
654 eval_to_string_safe(arg, nextcmd)
|
|
|
655 char_u *arg;
|
|
|
656 char_u **nextcmd;
|
|
|
657 {
|
|
|
658 char_u *retval;
|
|
|
659 void *save_funccalp;
|
|
|
660
|
|
|
661 save_funccalp = save_funccal();
|
|
|
662 ++sandbox;
|
|
|
663 retval = eval_to_string(arg, nextcmd);
|
|
|
664 --sandbox;
|
|
|
665 restore_funccal(save_funccalp);
|
|
|
666 return retval;
|
|
|
667 }
|
|
|
668
|
|
|
669 #if 0 /* not used */
|
|
|
670 /*
|
|
|
671 * Top level evaluation function, returning a string.
|
|
|
672 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
673 * Return pointer to allocated memory, or NULL for failure.
|
|
|
674 * Doesn't give error messages.
|
|
|
675 */
|
|
|
676 char_u *
|
|
|
677 eval_arg_to_string(arg)
|
|
|
678 char_u **arg;
|
|
|
679 {
|
|
|
680 var retvar;
|
|
|
681 char_u *retval;
|
|
|
682 int ret;
|
|
|
683
|
|
|
684 ++emsg_off;
|
|
|
685
|
|
|
686 ret = eval1(arg, &retvar, TRUE);
|
|
|
687 if (ret == FAIL)
|
|
|
688 retval = NULL;
|
|
|
689 else
|
|
|
690 {
|
|
|
691 retval = vim_strsave(get_var_string(&retvar));
|
|
|
692 clear_var(&retvar);
|
|
|
693 }
|
|
|
694
|
|
|
695 --emsg_off;
|
|
|
696
|
|
|
697 return retval;
|
|
|
698 }
|
|
|
699 #endif
|
|
|
700
|
|
|
701 /*
|
|
|
702 * Top level evaluation function, returning a number.
|
|
|
703 * Evaluates "expr" silently.
|
|
|
704 * Returns -1 for an error.
|
|
|
705 */
|
|
|
706 int
|
|
|
707 eval_to_number(expr)
|
|
|
708 char_u *expr;
|
|
|
709 {
|
|
|
710 var retvar;
|
|
|
711 int retval;
|
|
|
712 char_u *p = expr;
|
|
|
713
|
|
|
714 ++emsg_off;
|
|
|
715
|
|
|
716 if (eval1(&p, &retvar, TRUE) == FAIL)
|
|
|
717 retval = -1;
|
|
|
718 else
|
|
|
719 {
|
|
|
720 retval = get_var_number(&retvar);
|
|
|
721 clear_var(&retvar);
|
|
|
722 }
|
|
|
723 --emsg_off;
|
|
|
724
|
|
|
725 return retval;
|
|
|
726 }
|
|
|
727
|
|
|
728 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
729 /*
|
|
|
730 * Call some vimL function and return the result as a string
|
|
|
731 * Uses argv[argc] for the function arguments.
|
|
|
732 */
|
|
|
733 char_u *
|
|
|
734 call_vim_function(func, argc, argv, safe)
|
|
|
735 char_u *func;
|
|
|
736 int argc;
|
|
|
737 char_u **argv;
|
|
|
738 int safe; /* use the sandbox */
|
|
|
739 {
|
|
|
740 char_u *retval = NULL;
|
|
|
741 var retvar;
|
|
|
742 VAR argvars;
|
|
|
743 long n;
|
|
|
744 int len;
|
|
|
745 int i;
|
|
|
746 int doesrange;
|
|
|
747 void *save_funccalp = NULL;
|
|
|
748
|
|
|
749 argvars = (VAR)alloc((unsigned)(argc * sizeof(var)));
|
|
|
750 if (argvars == NULL)
|
|
|
751 return NULL;
|
|
|
752
|
|
|
753 for (i = 0; i < argc; i++)
|
|
|
754 {
|
|
12
|
755 /* Pass a NULL or empty argument as an empty string */
|
|
|
756 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
757 {
|
|
|
758 argvars[i].var_type = VAR_STRING;
|
|
20
|
759 argvars[i].var_val.var_string = (char_u *)"";
|
|
12
|
760 continue;
|
|
|
761 }
|
|
|
762
|
|
7
|
763 /* Recognize a number argument, the others must be strings. */
|
|
|
764 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
765 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
766 {
|
|
|
767 argvars[i].var_type = VAR_NUMBER;
|
|
|
768 argvars[i].var_val.var_number = n;
|
|
|
769 }
|
|
|
770 else
|
|
|
771 {
|
|
|
772 argvars[i].var_type = VAR_STRING;
|
|
|
773 argvars[i].var_val.var_string = argv[i];
|
|
|
774 }
|
|
|
775 }
|
|
|
776
|
|
|
777 if (safe)
|
|
|
778 {
|
|
|
779 save_funccalp = save_funccal();
|
|
|
780 ++sandbox;
|
|
|
781 }
|
|
|
782
|
|
|
783 retvar.var_type = VAR_UNKNOWN; /* clear_var() uses this */
|
|
|
784 if (call_func(func, (int)STRLEN(func), &retvar, argc, argvars,
|
|
|
785 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
786 &doesrange, TRUE) == OK)
|
|
|
787 retval = vim_strsave(get_var_string(&retvar));
|
|
|
788
|
|
|
789 clear_var(&retvar);
|
|
|
790 vim_free(argvars);
|
|
|
791
|
|
|
792 if (safe)
|
|
|
793 {
|
|
|
794 --sandbox;
|
|
|
795 restore_funccal(save_funccalp);
|
|
|
796 }
|
|
|
797 return retval;
|
|
|
798 }
|
|
|
799 #endif
|
|
|
800
|
|
|
801 /*
|
|
|
802 * Save the current function call pointer, and set it to NULL.
|
|
|
803 * Used when executing autocommands and for ":source".
|
|
|
804 */
|
|
|
805 void *
|
|
|
806 save_funccal()
|
|
|
807 {
|
|
|
808 struct funccall *fc;
|
|
|
809
|
|
|
810 fc = current_funccal;
|
|
|
811 current_funccal = NULL;
|
|
|
812 return (void *)fc;
|
|
|
813 }
|
|
|
814
|
|
|
815 void
|
|
|
816 restore_funccal(fc)
|
|
|
817 void *fc;
|
|
|
818 {
|
|
|
819 current_funccal = (struct funccall *)fc;
|
|
|
820 }
|
|
|
821
|
|
|
822 #ifdef FEAT_FOLDING
|
|
|
823 /*
|
|
|
824 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
825 * it in "*cp". Doesn't give error messages.
|
|
|
826 */
|
|
|
827 int
|
|
|
828 eval_foldexpr(arg, cp)
|
|
|
829 char_u *arg;
|
|
|
830 int *cp;
|
|
|
831 {
|
|
|
832 var retvar;
|
|
|
833 int retval;
|
|
|
834 char_u *s;
|
|
|
835
|
|
|
836 ++emsg_off;
|
|
|
837 ++sandbox;
|
|
|
838 *cp = NUL;
|
|
|
839 if (eval0(arg, &retvar, NULL, TRUE) == FAIL)
|
|
|
840 retval = 0;
|
|
|
841 else
|
|
|
842 {
|
|
|
843 /* If the result is a number, just return the number. */
|
|
|
844 if (retvar.var_type == VAR_NUMBER)
|
|
|
845 retval = retvar.var_val.var_number;
|
|
|
846 else if (retvar.var_type == VAR_UNKNOWN
|
|
|
847 || retvar.var_val.var_string == NULL)
|
|
|
848 retval = 0;
|
|
|
849 else
|
|
|
850 {
|
|
|
851 /* If the result is a string, check if there is a non-digit before
|
|
|
852 * the number. */
|
|
|
853 s = retvar.var_val.var_string;
|
|
|
854 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
855 *cp = *s++;
|
|
|
856 retval = atol((char *)s);
|
|
|
857 }
|
|
|
858 clear_var(&retvar);
|
|
|
859 }
|
|
|
860 --emsg_off;
|
|
|
861 --sandbox;
|
|
|
862
|
|
|
863 return retval;
|
|
|
864 }
|
|
|
865 #endif
|
|
|
866
|
|
|
867 #ifdef FEAT_MAGIC_BRACES
|
|
|
868 /*
|
|
|
869 * Expands out the 'magic' {}'s in a variable/function name.
|
|
|
870 * Note that this can call itself recursively, to deal with
|
|
|
871 * constructs like foo{bar}{baz}{bam}
|
|
|
872 * The four pointer arguments point to "foo{expre}ss{ion}bar"
|
|
|
873 * "in_start" ^
|
|
|
874 * "expr_start" ^
|
|
|
875 * "expr_end" ^
|
|
|
876 * "in_end" ^
|
|
|
877 *
|
|
|
878 * Returns a new allocated string, which the caller must free.
|
|
|
879 * Returns NULL for failure.
|
|
|
880 */
|
|
|
881 static char_u *
|
|
|
882 make_expanded_name(in_start, expr_start, expr_end, in_end)
|
|
|
883 char_u *in_start;
|
|
|
884 char_u *expr_start;
|
|
|
885 char_u *expr_end;
|
|
|
886 char_u *in_end;
|
|
|
887 {
|
|
|
888 char_u c1;
|
|
|
889 char_u *retval = NULL;
|
|
|
890 char_u *temp_result;
|
|
|
891 char_u *nextcmd = NULL;
|
|
|
892
|
|
|
893 if (expr_end == NULL || in_end == NULL)
|
|
|
894 return NULL;
|
|
|
895 *expr_start = NUL;
|
|
|
896 *expr_end = NUL;
|
|
|
897 c1 = *in_end;
|
|
|
898 *in_end = NUL;
|
|
|
899
|
|
|
900 temp_result = eval_to_string(expr_start + 1, &nextcmd);
|
|
|
901 if (temp_result != NULL && nextcmd == NULL)
|
|
|
902 {
|
|
|
903 retval = alloc((unsigned)(STRLEN(temp_result) + (expr_start - in_start)
|
|
|
904 + (in_end - expr_end) + 1));
|
|
|
905
|
|
|
906 if (retval != NULL)
|
|
|
907 {
|
|
|
908 STRCPY(retval, in_start);
|
|
|
909 STRCAT(retval, temp_result);
|
|
|
910 STRCAT(retval, expr_end + 1);
|
|
|
911 }
|
|
|
912 }
|
|
|
913 vim_free(temp_result);
|
|
|
914
|
|
|
915 *in_end = c1; /* put char back for error messages */
|
|
|
916 *expr_start = '{';
|
|
|
917 *expr_end = '}';
|
|
|
918
|
|
|
919 if (retval != NULL)
|
|
|
920 {
|
|
|
921 temp_result = find_name_end(retval, &expr_start, &expr_end);
|
|
|
922 if (expr_start != NULL)
|
|
|
923 {
|
|
|
924 /* Further expansion! */
|
|
|
925 temp_result = make_expanded_name(retval, expr_start,
|
|
|
926 expr_end, temp_result);
|
|
|
927 vim_free(retval);
|
|
|
928 retval = temp_result;
|
|
|
929 }
|
|
|
930 }
|
|
|
931
|
|
|
932 return retval;
|
|
|
933
|
|
|
934 }
|
|
|
935 #endif /* FEAT_MAGIC_BRACES */
|
|
|
936
|
|
|
937 /*
|
|
|
938 * ":let var = expr" assignment command.
|
|
|
939 * ":let var" list one variable value
|
|
|
940 * ":let" list all variable values
|
|
|
941 */
|
|
|
942 void
|
|
|
943 ex_let(eap)
|
|
|
944 exarg_T *eap;
|
|
|
945 {
|
|
|
946 char_u *arg = eap->arg;
|
|
|
947 char_u *expr;
|
|
|
948 char_u *name;
|
|
|
949 VAR varp;
|
|
|
950 var retvar;
|
|
|
951 char_u *p;
|
|
|
952 int c1 = 0, c2;
|
|
|
953 int i;
|
|
|
954 char_u *expr_start;
|
|
|
955 char_u *expr_end;
|
|
|
956 char_u *name_end;
|
|
|
957
|
|
|
958 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
959 expr = vim_strchr(name_end, '=');
|
|
|
960 if (expr == NULL)
|
|
|
961 {
|
|
|
962 if (ends_excmd(*arg))
|
|
|
963 {
|
|
|
964 if (!eap->skip)
|
|
|
965 {
|
|
|
966 /*
|
|
|
967 * List all variables.
|
|
|
968 */
|
|
|
969 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
|
970 if (VAR_ENTRY(i).var_name != NULL)
|
|
|
971 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
972 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
|
973 if (BVAR_ENTRY(i).var_name != NULL)
|
|
|
974 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
975 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
|
976 if (WVAR_ENTRY(i).var_name != NULL)
|
|
|
977 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
978 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
979 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
980 list_vim_var(i);
|
|
|
981 }
|
|
|
982 }
|
|
|
983 else
|
|
|
984 {
|
|
|
985 int error = FALSE;
|
|
|
986
|
|
|
987 /*
|
|
|
988 * List variables.
|
|
|
989 */
|
|
|
990 while (!ends_excmd(*arg) && !got_int)
|
|
|
991 {
|
|
|
992 char_u *temp_string = NULL;
|
|
|
993 int arg_len;
|
|
|
994
|
|
|
995 /* Find the end of the name. */
|
|
|
996 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
997
|
|
|
998 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
999 {
|
|
|
1000 emsg_severe = TRUE;
|
|
|
1001 EMSG(_(e_trailing));
|
|
|
1002 break;
|
|
|
1003 }
|
|
|
1004 if (!error && !eap->skip)
|
|
|
1005 {
|
|
|
1006 #ifdef FEAT_MAGIC_BRACES
|
|
|
1007 if (expr_start != NULL)
|
|
|
1008 {
|
|
|
1009 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1010 expr_end, name_end);
|
|
|
1011 if (temp_string == NULL)
|
|
|
1012 {
|
|
|
1013 /*
|
|
|
1014 * Report an invalid expression in braces, unless
|
|
|
1015 * the expression evaluation has been cancelled due
|
|
|
1016 * to an aborting error, an interrupt, or an
|
|
|
1017 * exception.
|
|
|
1018 */
|
|
|
1019 if (!aborting())
|
|
|
1020 {
|
|
|
1021 emsg_severe = TRUE;
|
|
|
1022 EMSG2(_(e_invarg2), arg);
|
|
|
1023 break;
|
|
|
1024 }
|
|
|
1025 error = TRUE;
|
|
|
1026 arg = skipwhite(name_end);
|
|
|
1027 continue;
|
|
|
1028 }
|
|
|
1029 arg = temp_string;
|
|
|
1030 arg_len = STRLEN(temp_string);
|
|
|
1031 }
|
|
|
1032 else
|
|
|
1033 #endif
|
|
|
1034 {
|
|
|
1035 c1 = *name_end;
|
|
|
1036 *name_end = NUL;
|
|
|
1037 arg_len = (int)(name_end - arg);
|
|
|
1038 }
|
|
|
1039 i = find_vim_var(arg, arg_len);
|
|
|
1040 if (i >= 0)
|
|
|
1041 list_vim_var(i);
|
|
|
1042 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1043 {
|
|
|
1044 char_u numbuf[NUMBUFLEN];
|
|
|
1045
|
|
|
1046 sprintf((char *)numbuf, "%ld",
|
|
|
1047 (long)curbuf->b_changedtick);
|
|
|
1048 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1049 VAR_NUMBER, numbuf);
|
|
|
1050 }
|
|
|
1051 else
|
|
|
1052 {
|
|
|
1053 varp = find_var(arg, FALSE);
|
|
|
1054 if (varp == NULL)
|
|
|
1055 {
|
|
|
1056 /* Skip further arguments but do continue to
|
|
|
1057 * search for a trailing command. */
|
|
|
1058 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1059 error = TRUE;
|
|
|
1060 }
|
|
|
1061 else
|
|
|
1062 {
|
|
|
1063 name = vim_strchr(arg, ':');
|
|
|
1064 if (name != NULL)
|
|
|
1065 {
|
|
|
1066 /* "a:" vars have no name stored, use whole
|
|
|
1067 * arg */
|
|
|
1068 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1069 c2 = NUL;
|
|
|
1070 else
|
|
|
1071 {
|
|
|
1072 c2 = *++name;
|
|
|
1073 *name = NUL;
|
|
|
1074 }
|
|
|
1075 list_one_var(varp, arg);
|
|
|
1076 if (c2 != NUL)
|
|
|
1077 *name = c2;
|
|
|
1078 }
|
|
|
1079 else
|
|
|
1080 list_one_var(varp, (char_u *)"");
|
|
|
1081 }
|
|
|
1082 }
|
|
|
1083 #ifdef FEAT_MAGIC_BRACES
|
|
|
1084 if (expr_start != NULL)
|
|
|
1085 vim_free(temp_string);
|
|
|
1086 else
|
|
|
1087 #endif
|
|
|
1088 *name_end = c1;
|
|
|
1089 }
|
|
|
1090 arg = skipwhite(name_end);
|
|
|
1091 }
|
|
|
1092 }
|
|
|
1093 eap->nextcmd = check_nextcmd(arg);
|
|
|
1094 }
|
|
|
1095 else
|
|
|
1096 {
|
|
|
1097 if (eap->skip)
|
|
|
1098 ++emsg_skip;
|
|
|
1099 i = eval0(expr + 1, &retvar, &eap->nextcmd, !eap->skip);
|
|
|
1100 if (eap->skip)
|
|
|
1101 {
|
|
|
1102 if (i != FAIL)
|
|
|
1103 clear_var(&retvar);
|
|
|
1104 --emsg_skip;
|
|
|
1105 }
|
|
|
1106 else if (i != FAIL)
|
|
|
1107 {
|
|
|
1108 /*
|
|
|
1109 * ":let $VAR = expr": Set environment variable.
|
|
|
1110 */
|
|
|
1111 if (*arg == '$')
|
|
|
1112 {
|
|
|
1113 int len;
|
|
|
1114 int cc;
|
|
|
1115
|
|
|
1116 /* Find the end of the name. */
|
|
|
1117 ++arg;
|
|
|
1118 name = arg;
|
|
|
1119 len = get_env_len(&arg);
|
|
|
1120 if (len == 0)
|
|
|
1121 EMSG2(_(e_invarg2), name - 1);
|
|
|
1122 else
|
|
|
1123 {
|
|
|
1124 if (*skipwhite(arg) != '=')
|
|
|
1125 EMSG(_(e_letunexp));
|
|
|
1126 else
|
|
|
1127 {
|
|
|
1128 cc = name[len];
|
|
|
1129 name[len] = NUL;
|
|
|
1130 p = get_var_string(&retvar);
|
|
|
1131 vim_setenv(name, p);
|
|
|
1132 if (STRICMP(name, "HOME") == 0)
|
|
|
1133 init_homedir();
|
|
|
1134 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1135 didset_vim = FALSE;
|
|
|
1136 else if (didset_vimruntime
|
|
|
1137 && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1138 didset_vimruntime = FALSE;
|
|
|
1139 name[len] = cc;
|
|
|
1140 }
|
|
|
1141 }
|
|
|
1142 }
|
|
|
1143
|
|
|
1144 /*
|
|
|
1145 * ":let &option = expr": Set option value.
|
|
|
1146 * ":let &l:option = expr": Set local option value.
|
|
|
1147 * ":let &g:option = expr": Set global option value.
|
|
|
1148 */
|
|
|
1149 else if (*arg == '&')
|
|
|
1150 {
|
|
|
1151 int opt_flags;
|
|
|
1152
|
|
|
1153 /*
|
|
|
1154 * Find the end of the name;
|
|
|
1155 */
|
|
|
1156 p = find_option_end(&arg, &opt_flags);
|
|
|
1157 if (p == NULL || *skipwhite(p) != '=')
|
|
|
1158 EMSG(_(e_letunexp));
|
|
|
1159 else
|
|
|
1160 {
|
|
|
1161 c1 = *p;
|
|
|
1162 *p = NUL;
|
|
|
1163 set_option_value(arg, get_var_number(&retvar),
|
|
|
1164 get_var_string(&retvar), opt_flags);
|
|
|
1165 *p = c1; /* put back for error messages */
|
|
|
1166 }
|
|
|
1167 }
|
|
|
1168
|
|
|
1169 /*
|
|
|
1170 * ":let @r = expr": Set register contents.
|
|
|
1171 */
|
|
|
1172 else if (*arg == '@')
|
|
|
1173 {
|
|
|
1174 ++arg;
|
|
|
1175 if (*skipwhite(arg + 1) != '=')
|
|
|
1176 EMSG(_(e_letunexp));
|
|
|
1177 else
|
|
|
1178 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1179 get_var_string(&retvar), -1, FALSE);
|
|
|
1180 }
|
|
|
1181
|
|
|
1182 /*
|
|
|
1183 * ":let var = expr": Set internal variable.
|
|
|
1184 */
|
|
|
1185 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1186 {
|
|
|
1187 /* Find the end of the name. */
|
|
|
1188 p = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1189
|
|
|
1190 if (*skipwhite(p) != '=')
|
|
|
1191 EMSG(_(e_letunexp));
|
|
|
1192 else if (p - arg == 13
|
|
|
1193 && STRNCMP(arg, "b:changedtick", 13) == 0)
|
|
|
1194 EMSG2(_(e_readonlyvar), arg);
|
|
|
1195 #ifdef FEAT_MAGIC_BRACES
|
|
|
1196 else if (expr_start != NULL)
|
|
|
1197 {
|
|
|
1198 char_u *temp_string;
|
|
|
1199
|
|
|
1200 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1201 expr_end, p);
|
|
|
1202 if (temp_string == NULL)
|
|
|
1203 {
|
|
|
1204 /*
|
|
|
1205 * Report an invalid expression in braces, unless the
|
|
|
1206 * expression evaluation has been cancelled due to an
|
|
|
1207 * aborting error, an interrupt, or an exception.
|
|
|
1208 */
|
|
|
1209 if (!aborting())
|
|
|
1210 EMSG2(_(e_invarg2), arg);
|
|
|
1211 }
|
|
|
1212 else
|
|
|
1213 {
|
|
|
1214 set_var(temp_string, &retvar);
|
|
|
1215 vim_free(temp_string);
|
|
|
1216 }
|
|
|
1217 }
|
|
|
1218 #endif
|
|
|
1219 else
|
|
|
1220 {
|
|
|
1221 c1 = *p;
|
|
|
1222 *p = NUL;
|
|
|
1223 set_var(arg, &retvar);
|
|
|
1224 *p = c1; /* put char back for error messages */
|
|
|
1225 }
|
|
|
1226 }
|
|
|
1227
|
|
|
1228 else
|
|
|
1229 {
|
|
|
1230 EMSG2(_(e_invarg2), arg);
|
|
|
1231 }
|
|
|
1232
|
|
|
1233 clear_var(&retvar);
|
|
|
1234 }
|
|
|
1235 }
|
|
|
1236 }
|
|
|
1237
|
|
|
1238 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1239
|
|
|
1240 void
|
|
|
1241 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1242 expand_T *xp;
|
|
|
1243 char_u *arg;
|
|
|
1244 cmdidx_T cmdidx;
|
|
|
1245 {
|
|
|
1246 int got_eq = FALSE;
|
|
|
1247 int c;
|
|
|
1248
|
|
|
1249 xp->xp_context = cmdidx == CMD_let ? EXPAND_USER_VARS
|
|
|
1250 : cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1251 : EXPAND_EXPRESSION;
|
|
|
1252 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1253 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1254 {
|
|
|
1255 c = *xp->xp_pattern;
|
|
|
1256 if (c == '&')
|
|
|
1257 {
|
|
|
1258 c = xp->xp_pattern[1];
|
|
|
1259 if (c == '&')
|
|
|
1260 {
|
|
|
1261 ++xp->xp_pattern;
|
|
|
1262 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1263 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1264 }
|
|
|
1265 else if (c != ' ')
|
|
|
1266 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1267 }
|
|
|
1268 else if (c == '$')
|
|
|
1269 {
|
|
|
1270 /* environment variable */
|
|
|
1271 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1272 }
|
|
|
1273 else if (c == '=')
|
|
|
1274 {
|
|
|
1275 got_eq = TRUE;
|
|
|
1276 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1277 }
|
|
|
1278 else if (c == '<'
|
|
|
1279 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1280 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1281 {
|
|
|
1282 /* Function name can start with "<SNR>" */
|
|
|
1283 break;
|
|
|
1284 }
|
|
|
1285 else if (cmdidx != CMD_let || got_eq)
|
|
|
1286 {
|
|
|
1287 if (c == '"') /* string */
|
|
|
1288 {
|
|
|
1289 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1290 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1291 ++xp->xp_pattern;
|
|
|
1292 xp->xp_context = EXPAND_NOTHING;
|
|
|
1293 }
|
|
|
1294 else if (c == '\'') /* literal string */
|
|
|
1295 {
|
|
|
1296 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1297 /* skip */ ;
|
|
|
1298 xp->xp_context = EXPAND_NOTHING;
|
|
|
1299 }
|
|
|
1300 else if (c == '|')
|
|
|
1301 {
|
|
|
1302 if (xp->xp_pattern[1] == '|')
|
|
|
1303 {
|
|
|
1304 ++xp->xp_pattern;
|
|
|
1305 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1306 }
|
|
|
1307 else
|
|
|
1308 xp->xp_context = EXPAND_COMMANDS;
|
|
|
1309 }
|
|
|
1310 else
|
|
|
1311 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1312 }
|
|
|
1313 else
|
|
|
1314 xp->xp_context = EXPAND_NOTHING;
|
|
|
1315 arg = xp->xp_pattern;
|
|
|
1316 if (*arg != NUL)
|
|
|
1317 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
1318 /* skip */ ;
|
|
|
1319 }
|
|
|
1320 xp->xp_pattern = arg;
|
|
|
1321 }
|
|
|
1322
|
|
|
1323 #endif /* FEAT_CMDL_COMPL */
|
|
|
1324
|
|
|
1325 /*
|
|
|
1326 * ":1,25call func(arg1, arg2)" function call.
|
|
|
1327 */
|
|
|
1328 void
|
|
|
1329 ex_call(eap)
|
|
|
1330 exarg_T *eap;
|
|
|
1331 {
|
|
|
1332 char_u *arg = eap->arg;
|
|
|
1333 char_u *startarg;
|
|
|
1334 char_u *alias;
|
|
|
1335 char_u *name;
|
|
|
1336 var retvar;
|
|
|
1337 int len;
|
|
|
1338 linenr_T lnum;
|
|
|
1339 int doesrange;
|
|
|
1340 int failed = FALSE;
|
|
|
1341
|
|
|
1342 name = arg;
|
|
|
1343 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
1344 if (len == 0)
|
|
|
1345 goto end;
|
|
|
1346 if (alias != NULL)
|
|
|
1347 name = alias;
|
|
|
1348
|
|
|
1349 startarg = arg;
|
|
|
1350 retvar.var_type = VAR_UNKNOWN; /* clear_var() uses this */
|
|
|
1351
|
|
|
1352 if (*startarg != '(')
|
|
|
1353 {
|
|
|
1354 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
1355 goto end;
|
|
|
1356 }
|
|
|
1357
|
|
|
1358 /*
|
|
|
1359 * When skipping, evaluate the function once, to find the end of the
|
|
|
1360 * arguments.
|
|
|
1361 * When the function takes a range, this is discovered after the first
|
|
|
1362 * call, and the loop is broken.
|
|
|
1363 */
|
|
|
1364 if (eap->skip)
|
|
|
1365 {
|
|
|
1366 ++emsg_skip;
|
|
|
1367 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
1368 }
|
|
|
1369 else
|
|
|
1370 lnum = eap->line1;
|
|
|
1371 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
1372 {
|
|
|
1373 if (!eap->skip && eap->addr_count > 0)
|
|
|
1374 {
|
|
|
1375 curwin->w_cursor.lnum = lnum;
|
|
|
1376 curwin->w_cursor.col = 0;
|
|
|
1377 }
|
|
|
1378 arg = startarg;
|
|
|
1379 if (get_func_var(name, len, &retvar, &arg,
|
|
|
1380 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
1381 {
|
|
|
1382 failed = TRUE;
|
|
|
1383 break;
|
|
|
1384 }
|
|
|
1385 clear_var(&retvar);
|
|
|
1386 if (doesrange || eap->skip)
|
|
|
1387 break;
|
|
|
1388 /* Stop when immediately aborting on error, or when an interrupt
|
|
|
1389 * occurred or an exception was thrown but not caught. get_func_var()
|
|
|
1390 * returned OK, so that the check for trailing characters below is
|
|
|
1391 * executed. */
|
|
|
1392 if (aborting())
|
|
|
1393 break;
|
|
|
1394 }
|
|
|
1395 if (eap->skip)
|
|
|
1396 --emsg_skip;
|
|
|
1397
|
|
|
1398 if (!failed)
|
|
|
1399 {
|
|
|
1400 /* Check for trailing illegal characters and a following command. */
|
|
|
1401 if (!ends_excmd(*arg))
|
|
|
1402 {
|
|
|
1403 emsg_severe = TRUE;
|
|
|
1404 EMSG(_(e_trailing));
|
|
|
1405 }
|
|
|
1406 else
|
|
|
1407 eap->nextcmd = check_nextcmd(arg);
|
|
|
1408 }
|
|
|
1409
|
|
|
1410 end:
|
|
|
1411 if (alias != NULL)
|
|
|
1412 vim_free(alias);
|
|
|
1413 }
|
|
|
1414
|
|
|
1415 /*
|
|
|
1416 * ":unlet[!] var1 ... " command.
|
|
|
1417 */
|
|
|
1418 void
|
|
|
1419 ex_unlet(eap)
|
|
|
1420 exarg_T *eap;
|
|
|
1421 {
|
|
|
1422 char_u *arg = eap->arg;
|
|
|
1423 char_u *name_end;
|
|
|
1424 char_u cc;
|
|
|
1425 char_u *expr_start;
|
|
|
1426 char_u *expr_end;
|
|
|
1427 int error = FALSE;
|
|
|
1428
|
|
|
1429 do
|
|
|
1430 {
|
|
|
1431 /* Find the end of the name. */
|
|
|
1432 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1433
|
|
|
1434 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1435 {
|
|
|
1436 emsg_severe = TRUE;
|
|
|
1437 EMSG(_(e_trailing));
|
|
|
1438 break;
|
|
|
1439 }
|
|
|
1440
|
|
|
1441 if (!error && !eap->skip)
|
|
|
1442 {
|
|
|
1443 #ifdef FEAT_MAGIC_BRACES
|
|
|
1444 if (expr_start != NULL)
|
|
|
1445 {
|
|
|
1446 char_u *temp_string;
|
|
|
1447
|
|
|
1448 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1449 expr_end, name_end);
|
|
|
1450 if (temp_string == NULL)
|
|
|
1451 {
|
|
|
1452 /*
|
|
|
1453 * Report an invalid expression in braces, unless the
|
|
|
1454 * expression evaluation has been cancelled due to an
|
|
|
1455 * aborting error, an interrupt, or an exception.
|
|
|
1456 */
|
|
|
1457 if (!aborting())
|
|
|
1458 {
|
|
|
1459 emsg_severe = TRUE;
|
|
|
1460 EMSG2(_(e_invarg2), arg);
|
|
|
1461 break;
|
|
|
1462 }
|
|
|
1463 error = TRUE;
|
|
|
1464 }
|
|
|
1465 else
|
|
|
1466 {
|
|
|
1467 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
1468 {
|
|
|
1469 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
1470 error = TRUE;
|
|
|
1471 }
|
|
|
1472 vim_free(temp_string);
|
|
|
1473 }
|
|
|
1474 }
|
|
|
1475 else
|
|
|
1476 #endif
|
|
|
1477 {
|
|
|
1478 cc = *name_end;
|
|
|
1479 *name_end = NUL;
|
|
|
1480
|
|
|
1481 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
1482 {
|
|
|
1483 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
1484 error = TRUE;
|
|
|
1485 }
|
|
|
1486
|
|
|
1487 *name_end = cc;
|
|
|
1488 }
|
|
|
1489 }
|
|
|
1490 arg = skipwhite(name_end);
|
|
|
1491 } while (!ends_excmd(*arg));
|
|
|
1492
|
|
|
1493 eap->nextcmd = check_nextcmd(arg);
|
|
|
1494 }
|
|
|
1495
|
|
|
1496 /*
|
|
|
1497 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
1498 */
|
|
|
1499 int
|
|
|
1500 do_unlet(name)
|
|
|
1501 char_u *name;
|
|
|
1502 {
|
|
|
1503 VAR v;
|
|
|
1504
|
|
|
1505 v = find_var(name, TRUE);
|
|
|
1506 if (v != NULL)
|
|
|
1507 {
|
|
|
1508 var_free_one(v);
|
|
|
1509 return OK;
|
|
|
1510 }
|
|
|
1511 return FAIL;
|
|
|
1512 }
|
|
|
1513
|
|
|
1514 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
1515 /*
|
|
|
1516 * Delete all "menutrans_" variables.
|
|
|
1517 */
|
|
|
1518 void
|
|
|
1519 del_menutrans_vars()
|
|
|
1520 {
|
|
|
1521 int i;
|
|
|
1522
|
|
|
1523 for (i = 0; i < variables.ga_len; ++i)
|
|
|
1524 if (VAR_ENTRY(i).var_name != NULL
|
|
|
1525 && STRNCMP(VAR_ENTRY(i).var_name, "menutrans_", 10) == 0)
|
|
|
1526 var_free_one(&VAR_ENTRY(i));
|
|
|
1527 }
|
|
|
1528 #endif
|
|
|
1529
|
|
|
1530 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1531
|
|
|
1532 /*
|
|
|
1533 * Local string buffer for the next two functions to store a variable name
|
|
|
1534 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
1535 * get_user_var_name().
|
|
|
1536 */
|
|
|
1537
|
|
|
1538 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
1539
|
|
|
1540 static char_u *varnamebuf = NULL;
|
|
|
1541 static int varnamebuflen = 0;
|
|
|
1542
|
|
|
1543 /*
|
|
|
1544 * Function to concatenate a prefix and a variable name.
|
|
|
1545 */
|
|
|
1546 static char_u *
|
|
|
1547 cat_prefix_varname(prefix, name)
|
|
|
1548 int prefix;
|
|
|
1549 char_u *name;
|
|
|
1550 {
|
|
|
1551 int len;
|
|
|
1552
|
|
|
1553 len = (int)STRLEN(name) + 3;
|
|
|
1554 if (len > varnamebuflen)
|
|
|
1555 {
|
|
|
1556 vim_free(varnamebuf);
|
|
|
1557 len += 10; /* some additional space */
|
|
|
1558 varnamebuf = alloc(len);
|
|
|
1559 if (varnamebuf == NULL)
|
|
|
1560 {
|
|
|
1561 varnamebuflen = 0;
|
|
|
1562 return NULL;
|
|
|
1563 }
|
|
|
1564 varnamebuflen = len;
|
|
|
1565 }
|
|
|
1566 *varnamebuf = prefix;
|
|
|
1567 varnamebuf[1] = ':';
|
|
|
1568 STRCPY(varnamebuf + 2, name);
|
|
|
1569 return varnamebuf;
|
|
|
1570 }
|
|
|
1571
|
|
|
1572 /*
|
|
|
1573 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
1574 * (global/buffer/window/built-in) variable names.
|
|
|
1575 */
|
|
|
1576 /*ARGSUSED*/
|
|
|
1577 char_u *
|
|
|
1578 get_user_var_name(xp, idx)
|
|
|
1579 expand_T *xp;
|
|
|
1580 int idx;
|
|
|
1581 {
|
|
|
1582 static int gidx;
|
|
|
1583 static int bidx;
|
|
|
1584 static int widx;
|
|
|
1585 static int vidx;
|
|
|
1586 char_u *name;
|
|
|
1587
|
|
|
1588 if (idx == 0)
|
|
|
1589 gidx = bidx = widx = vidx = 0;
|
|
|
1590 if (gidx < variables.ga_len) /* Global variables */
|
|
|
1591 {
|
|
|
1592 while ((name = VAR_ENTRY(gidx++).var_name) == NULL
|
|
|
1593 && gidx < variables.ga_len)
|
|
|
1594 /* skip */;
|
|
|
1595 if (name != NULL)
|
|
|
1596 {
|
|
|
1597 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
1598 return cat_prefix_varname('g', name);
|
|
|
1599 else
|
|
|
1600 return name;
|
|
|
1601 }
|
|
|
1602 }
|
|
|
1603 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
1604 {
|
|
|
1605 while ((name = BVAR_ENTRY(bidx++).var_name) == NULL
|
|
|
1606 && bidx < curbuf->b_vars.ga_len)
|
|
|
1607 /* skip */;
|
|
|
1608 if (name != NULL)
|
|
|
1609 return cat_prefix_varname('b', name);
|
|
|
1610 }
|
|
|
1611 if (bidx == curbuf->b_vars.ga_len)
|
|
|
1612 {
|
|
|
1613 ++bidx;
|
|
|
1614 return (char_u *)"b:changedtick";
|
|
|
1615 }
|
|
|
1616 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
1617 {
|
|
|
1618 while ((name = WVAR_ENTRY(widx++).var_name) == NULL
|
|
|
1619 && widx < curwin->w_vars.ga_len)
|
|
|
1620 /* skip */;
|
|
|
1621 if (name != NULL)
|
|
|
1622 return cat_prefix_varname('w', name);
|
|
|
1623 }
|
|
|
1624 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
1625 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
1626
|
|
|
1627 vim_free(varnamebuf);
|
|
|
1628 varnamebuf = NULL;
|
|
|
1629 varnamebuflen = 0;
|
|
|
1630 return NULL;
|
|
|
1631 }
|
|
|
1632
|
|
|
1633 #endif /* FEAT_CMDL_COMPL */
|
|
|
1634
|
|
|
1635 /*
|
|
|
1636 * types for expressions.
|
|
|
1637 */
|
|
|
1638 typedef enum
|
|
|
1639 {
|
|
|
1640 TYPE_UNKNOWN = 0
|
|
|
1641 , TYPE_EQUAL /* == */
|
|
|
1642 , TYPE_NEQUAL /* != */
|
|
|
1643 , TYPE_GREATER /* > */
|
|
|
1644 , TYPE_GEQUAL /* >= */
|
|
|
1645 , TYPE_SMALLER /* < */
|
|
|
1646 , TYPE_SEQUAL /* <= */
|
|
|
1647 , TYPE_MATCH /* =~ */
|
|
|
1648 , TYPE_NOMATCH /* !~ */
|
|
|
1649 } exptype_T;
|
|
|
1650
|
|
|
1651 /*
|
|
|
1652 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
|
1653 * executed. The function may return OK, but the retvar will be of type
|
|
|
1654 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
1655 */
|
|
|
1656
|
|
|
1657 /*
|
|
|
1658 * Handle zero level expression.
|
|
|
1659 * This calls eval1() and handles error message and nextcmd.
|
|
|
1660 * Return OK or FAIL.
|
|
|
1661 */
|
|
|
1662 static int
|
|
|
1663 eval0(arg, retvar, nextcmd, evaluate)
|
|
|
1664 char_u *arg;
|
|
|
1665 VAR retvar;
|
|
|
1666 char_u **nextcmd;
|
|
|
1667 int evaluate;
|
|
|
1668 {
|
|
|
1669 int ret;
|
|
|
1670 char_u *p;
|
|
|
1671
|
|
|
1672 p = skipwhite(arg);
|
|
|
1673 ret = eval1(&p, retvar, evaluate);
|
|
|
1674 if (ret == FAIL || !ends_excmd(*p))
|
|
|
1675 {
|
|
|
1676 if (ret != FAIL)
|
|
|
1677 clear_var(retvar);
|
|
|
1678 /*
|
|
|
1679 * Report the invalid expression unless the expression evaluation has
|
|
|
1680 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
1681 * exception.
|
|
|
1682 */
|
|
|
1683 if (!aborting())
|
|
|
1684 EMSG2(_(e_invexpr2), arg);
|
|
|
1685 ret = FAIL;
|
|
|
1686 }
|
|
|
1687 if (nextcmd != NULL)
|
|
|
1688 *nextcmd = check_nextcmd(p);
|
|
|
1689
|
|
|
1690 return ret;
|
|
|
1691 }
|
|
|
1692
|
|
|
1693 /*
|
|
|
1694 * Handle top level expression:
|
|
|
1695 * expr1 ? expr0 : expr0
|
|
|
1696 *
|
|
|
1697 * "arg" must point to the first non-white of the expression.
|
|
|
1698 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1699 *
|
|
|
1700 * Return OK or FAIL.
|
|
|
1701 */
|
|
|
1702 static int
|
|
|
1703 eval1(arg, retvar, evaluate)
|
|
|
1704 char_u **arg;
|
|
|
1705 VAR retvar;
|
|
|
1706 int evaluate;
|
|
|
1707 {
|
|
|
1708 int result;
|
|
|
1709 var var2;
|
|
|
1710
|
|
|
1711 /*
|
|
|
1712 * Get the first variable.
|
|
|
1713 */
|
|
|
1714 if (eval2(arg, retvar, evaluate) == FAIL)
|
|
|
1715 return FAIL;
|
|
|
1716
|
|
|
1717 if ((*arg)[0] == '?')
|
|
|
1718 {
|
|
|
1719 result = FALSE;
|
|
|
1720 if (evaluate)
|
|
|
1721 {
|
|
|
1722 if (get_var_number(retvar) != 0)
|
|
|
1723 result = TRUE;
|
|
|
1724 clear_var(retvar);
|
|
|
1725 }
|
|
|
1726
|
|
|
1727 /*
|
|
|
1728 * Get the second variable.
|
|
|
1729 */
|
|
|
1730 *arg = skipwhite(*arg + 1);
|
|
|
1731 if (eval1(arg, retvar, evaluate && result) == FAIL) /* recursive! */
|
|
|
1732 return FAIL;
|
|
|
1733
|
|
|
1734 /*
|
|
|
1735 * Check for the ":".
|
|
|
1736 */
|
|
|
1737 if ((*arg)[0] != ':')
|
|
|
1738 {
|
|
|
1739 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
1740 if (evaluate && result)
|
|
|
1741 clear_var(retvar);
|
|
|
1742 return FAIL;
|
|
|
1743 }
|
|
|
1744
|
|
|
1745 /*
|
|
|
1746 * Get the third variable.
|
|
|
1747 */
|
|
|
1748 *arg = skipwhite(*arg + 1);
|
|
|
1749 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
1750 {
|
|
|
1751 if (evaluate && result)
|
|
|
1752 clear_var(retvar);
|
|
|
1753 return FAIL;
|
|
|
1754 }
|
|
|
1755 if (evaluate && !result)
|
|
|
1756 *retvar = var2;
|
|
|
1757 }
|
|
|
1758
|
|
|
1759 return OK;
|
|
|
1760 }
|
|
|
1761
|
|
|
1762 /*
|
|
|
1763 * Handle first level expression:
|
|
|
1764 * expr2 || expr2 || expr2 logical OR
|
|
|
1765 *
|
|
|
1766 * "arg" must point to the first non-white of the expression.
|
|
|
1767 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1768 *
|
|
|
1769 * Return OK or FAIL.
|
|
|
1770 */
|
|
|
1771 static int
|
|
|
1772 eval2(arg, retvar, evaluate)
|
|
|
1773 char_u **arg;
|
|
|
1774 VAR retvar;
|
|
|
1775 int evaluate;
|
|
|
1776 {
|
|
|
1777 var var2;
|
|
|
1778 long result;
|
|
|
1779 int first;
|
|
|
1780
|
|
|
1781 /*
|
|
|
1782 * Get the first variable.
|
|
|
1783 */
|
|
|
1784 if (eval3(arg, retvar, evaluate) == FAIL)
|
|
|
1785 return FAIL;
|
|
|
1786
|
|
|
1787 /*
|
|
|
1788 * Repeat until there is no following "||".
|
|
|
1789 */
|
|
|
1790 first = TRUE;
|
|
|
1791 result = FALSE;
|
|
|
1792 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
1793 {
|
|
|
1794 if (evaluate && first)
|
|
|
1795 {
|
|
|
1796 if (get_var_number(retvar) != 0)
|
|
|
1797 result = TRUE;
|
|
|
1798 clear_var(retvar);
|
|
|
1799 first = FALSE;
|
|
|
1800 }
|
|
|
1801
|
|
|
1802 /*
|
|
|
1803 * Get the second variable.
|
|
|
1804 */
|
|
|
1805 *arg = skipwhite(*arg + 2);
|
|
|
1806 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
1807 return FAIL;
|
|
|
1808
|
|
|
1809 /*
|
|
|
1810 * Compute the result.
|
|
|
1811 */
|
|
|
1812 if (evaluate && !result)
|
|
|
1813 {
|
|
|
1814 if (get_var_number(&var2) != 0)
|
|
|
1815 result = TRUE;
|
|
|
1816 clear_var(&var2);
|
|
|
1817 }
|
|
|
1818 if (evaluate)
|
|
|
1819 {
|
|
|
1820 retvar->var_type = VAR_NUMBER;
|
|
|
1821 retvar->var_val.var_number = result;
|
|
|
1822 }
|
|
|
1823 }
|
|
|
1824
|
|
|
1825 return OK;
|
|
|
1826 }
|
|
|
1827
|
|
|
1828 /*
|
|
|
1829 * Handle second level expression:
|
|
|
1830 * expr3 && expr3 && expr3 logical AND
|
|
|
1831 *
|
|
|
1832 * "arg" must point to the first non-white of the expression.
|
|
|
1833 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1834 *
|
|
|
1835 * Return OK or FAIL.
|
|
|
1836 */
|
|
|
1837 static int
|
|
|
1838 eval3(arg, retvar, evaluate)
|
|
|
1839 char_u **arg;
|
|
|
1840 VAR retvar;
|
|
|
1841 int evaluate;
|
|
|
1842 {
|
|
|
1843 var var2;
|
|
|
1844 long result;
|
|
|
1845 int first;
|
|
|
1846
|
|
|
1847 /*
|
|
|
1848 * Get the first variable.
|
|
|
1849 */
|
|
|
1850 if (eval4(arg, retvar, evaluate) == FAIL)
|
|
|
1851 return FAIL;
|
|
|
1852
|
|
|
1853 /*
|
|
|
1854 * Repeat until there is no following "&&".
|
|
|
1855 */
|
|
|
1856 first = TRUE;
|
|
|
1857 result = TRUE;
|
|
|
1858 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
1859 {
|
|
|
1860 if (evaluate && first)
|
|
|
1861 {
|
|
|
1862 if (get_var_number(retvar) == 0)
|
|
|
1863 result = FALSE;
|
|
|
1864 clear_var(retvar);
|
|
|
1865 first = FALSE;
|
|
|
1866 }
|
|
|
1867
|
|
|
1868 /*
|
|
|
1869 * Get the second variable.
|
|
|
1870 */
|
|
|
1871 *arg = skipwhite(*arg + 2);
|
|
|
1872 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
1873 return FAIL;
|
|
|
1874
|
|
|
1875 /*
|
|
|
1876 * Compute the result.
|
|
|
1877 */
|
|
|
1878 if (evaluate && result)
|
|
|
1879 {
|
|
|
1880 if (get_var_number(&var2) == 0)
|
|
|
1881 result = FALSE;
|
|
|
1882 clear_var(&var2);
|
|
|
1883 }
|
|
|
1884 if (evaluate)
|
|
|
1885 {
|
|
|
1886 retvar->var_type = VAR_NUMBER;
|
|
|
1887 retvar->var_val.var_number = result;
|
|
|
1888 }
|
|
|
1889 }
|
|
|
1890
|
|
|
1891 return OK;
|
|
|
1892 }
|
|
|
1893
|
|
|
1894 /*
|
|
|
1895 * Handle third level expression:
|
|
|
1896 * var1 == var2
|
|
|
1897 * var1 =~ var2
|
|
|
1898 * var1 != var2
|
|
|
1899 * var1 !~ var2
|
|
|
1900 * var1 > var2
|
|
|
1901 * var1 >= var2
|
|
|
1902 * var1 < var2
|
|
|
1903 * var1 <= var2
|
|
|
1904 *
|
|
|
1905 * "arg" must point to the first non-white of the expression.
|
|
|
1906 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1907 *
|
|
|
1908 * Return OK or FAIL.
|
|
|
1909 */
|
|
|
1910 static int
|
|
|
1911 eval4(arg, retvar, evaluate)
|
|
|
1912 char_u **arg;
|
|
|
1913 VAR retvar;
|
|
|
1914 int evaluate;
|
|
|
1915 {
|
|
|
1916 var var2;
|
|
|
1917 char_u *p;
|
|
|
1918 int i;
|
|
|
1919 exptype_T type = TYPE_UNKNOWN;
|
|
|
1920 int len = 2;
|
|
|
1921 long n1, n2;
|
|
|
1922 char_u *s1, *s2;
|
|
|
1923 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
1924 regmatch_T regmatch;
|
|
|
1925 int ic;
|
|
|
1926 char_u *save_cpo;
|
|
|
1927
|
|
|
1928 /*
|
|
|
1929 * Get the first variable.
|
|
|
1930 */
|
|
|
1931 if (eval5(arg, retvar, evaluate) == FAIL)
|
|
|
1932 return FAIL;
|
|
|
1933
|
|
|
1934 p = *arg;
|
|
|
1935 switch (p[0])
|
|
|
1936 {
|
|
|
1937 case '=': if (p[1] == '=')
|
|
|
1938 type = TYPE_EQUAL;
|
|
|
1939 else if (p[1] == '~')
|
|
|
1940 type = TYPE_MATCH;
|
|
|
1941 break;
|
|
|
1942 case '!': if (p[1] == '=')
|
|
|
1943 type = TYPE_NEQUAL;
|
|
|
1944 else if (p[1] == '~')
|
|
|
1945 type = TYPE_NOMATCH;
|
|
|
1946 break;
|
|
|
1947 case '>': if (p[1] != '=')
|
|
|
1948 {
|
|
|
1949 type = TYPE_GREATER;
|
|
|
1950 len = 1;
|
|
|
1951 }
|
|
|
1952 else
|
|
|
1953 type = TYPE_GEQUAL;
|
|
|
1954 break;
|
|
|
1955 case '<': if (p[1] != '=')
|
|
|
1956 {
|
|
|
1957 type = TYPE_SMALLER;
|
|
|
1958 len = 1;
|
|
|
1959 }
|
|
|
1960 else
|
|
|
1961 type = TYPE_SEQUAL;
|
|
|
1962 break;
|
|
|
1963 }
|
|
|
1964
|
|
|
1965 /*
|
|
|
1966 * If there is a comparitive operator, use it.
|
|
|
1967 */
|
|
|
1968 if (type != TYPE_UNKNOWN)
|
|
|
1969 {
|
|
|
1970 /* extra question mark appended: ignore case */
|
|
|
1971 if (p[len] == '?')
|
|
|
1972 {
|
|
|
1973 ic = TRUE;
|
|
|
1974 ++len;
|
|
|
1975 }
|
|
|
1976 /* extra '#' appended: match case */
|
|
|
1977 else if (p[len] == '#')
|
|
|
1978 {
|
|
|
1979 ic = FALSE;
|
|
|
1980 ++len;
|
|
|
1981 }
|
|
|
1982 /* nothing appened: use 'ignorecase' */
|
|
|
1983 else
|
|
|
1984 ic = p_ic;
|
|
|
1985
|
|
|
1986 /*
|
|
|
1987 * Get the second variable.
|
|
|
1988 */
|
|
|
1989 *arg = skipwhite(p + len);
|
|
|
1990 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
1991 {
|
|
|
1992 clear_var(retvar);
|
|
|
1993 return FAIL;
|
|
|
1994 }
|
|
|
1995
|
|
|
1996 if (evaluate)
|
|
|
1997 {
|
|
|
1998 /*
|
|
|
1999 * If one of the two variables is a number, compare as a number.
|
|
|
2000 * When using "=~" or "!~", always compare as string.
|
|
|
2001 */
|
|
|
2002 if ((retvar->var_type == VAR_NUMBER || var2.var_type == VAR_NUMBER)
|
|
|
2003 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2004 {
|
|
|
2005 n1 = get_var_number(retvar);
|
|
|
2006 n2 = get_var_number(&var2);
|
|
|
2007 switch (type)
|
|
|
2008 {
|
|
|
2009 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2010 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2011 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2012 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2013 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2014 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2015 case TYPE_UNKNOWN:
|
|
|
2016 case TYPE_MATCH:
|
|
|
2017 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2018 }
|
|
|
2019 }
|
|
|
2020 else
|
|
|
2021 {
|
|
|
2022 s1 = get_var_string_buf(retvar, buf1);
|
|
|
2023 s2 = get_var_string_buf(&var2, buf2);
|
|
|
2024 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2025 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2026 else
|
|
|
2027 i = 0;
|
|
|
2028 n1 = FALSE;
|
|
|
2029 switch (type)
|
|
|
2030 {
|
|
|
2031 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2032 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2033 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2034 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2035 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2036 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2037
|
|
|
2038 case TYPE_MATCH:
|
|
|
2039 case TYPE_NOMATCH:
|
|
|
2040 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2041 save_cpo = p_cpo;
|
|
|
2042 p_cpo = (char_u *)"";
|
|
|
2043 regmatch.regprog = vim_regcomp(s2,
|
|
|
2044 RE_MAGIC + RE_STRING);
|
|
|
2045 regmatch.rm_ic = ic;
|
|
|
2046 if (regmatch.regprog != NULL)
|
|
|
2047 {
|
|
|
2048 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2049 vim_free(regmatch.regprog);
|
|
|
2050 if (type == TYPE_NOMATCH)
|
|
|
2051 n1 = !n1;
|
|
|
2052 }
|
|
|
2053 p_cpo = save_cpo;
|
|
|
2054 break;
|
|
|
2055
|
|
|
2056 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2057 }
|
|
|
2058 }
|
|
|
2059 clear_var(retvar);
|
|
|
2060 clear_var(&var2);
|
|
|
2061 retvar->var_type = VAR_NUMBER;
|
|
|
2062 retvar->var_val.var_number = n1;
|
|
|
2063 }
|
|
|
2064 }
|
|
|
2065
|
|
|
2066 return OK;
|
|
|
2067 }
|
|
|
2068
|
|
|
2069 /*
|
|
|
2070 * Handle fourth level expression:
|
|
|
2071 * + number addition
|
|
|
2072 * - number subtraction
|
|
|
2073 * . string concatenation
|
|
|
2074 *
|
|
|
2075 * "arg" must point to the first non-white of the expression.
|
|
|
2076 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2077 *
|
|
|
2078 * Return OK or FAIL.
|
|
|
2079 */
|
|
|
2080 static int
|
|
|
2081 eval5(arg, retvar, evaluate)
|
|
|
2082 char_u **arg;
|
|
|
2083 VAR retvar;
|
|
|
2084 int evaluate;
|
|
|
2085 {
|
|
|
2086 var var2;
|
|
|
2087 int op;
|
|
|
2088 long n1, n2;
|
|
|
2089 char_u *s1, *s2;
|
|
|
2090 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2091 char_u *p;
|
|
|
2092
|
|
|
2093 /*
|
|
|
2094 * Get the first variable.
|
|
|
2095 */
|
|
|
2096 if (eval6(arg, retvar, evaluate) == FAIL)
|
|
|
2097 return FAIL;
|
|
|
2098
|
|
|
2099 /*
|
|
|
2100 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2101 */
|
|
|
2102 for (;;)
|
|
|
2103 {
|
|
|
2104 op = **arg;
|
|
|
2105 if (op != '+' && op != '-' && op != '.')
|
|
|
2106 break;
|
|
|
2107
|
|
|
2108 /*
|
|
|
2109 * Get the second variable.
|
|
|
2110 */
|
|
|
2111 *arg = skipwhite(*arg + 1);
|
|
|
2112 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2113 {
|
|
|
2114 clear_var(retvar);
|
|
|
2115 return FAIL;
|
|
|
2116 }
|
|
|
2117
|
|
|
2118 if (evaluate)
|
|
|
2119 {
|
|
|
2120 /*
|
|
|
2121 * Compute the result.
|
|
|
2122 */
|
|
|
2123 if (op == '.')
|
|
|
2124 {
|
|
|
2125 s1 = get_var_string_buf(retvar, buf1);
|
|
|
2126 s2 = get_var_string_buf(&var2, buf2);
|
|
|
2127 op = (int)STRLEN(s1);
|
|
|
2128 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2129 if (p != NULL)
|
|
|
2130 {
|
|
|
2131 STRCPY(p, s1);
|
|
|
2132 STRCPY(p + op, s2);
|
|
|
2133 }
|
|
|
2134 clear_var(retvar);
|
|
|
2135 retvar->var_type = VAR_STRING;
|
|
|
2136 retvar->var_val.var_string = p;
|
|
|
2137 }
|
|
|
2138 else
|
|
|
2139 {
|
|
|
2140 n1 = get_var_number(retvar);
|
|
|
2141 n2 = get_var_number(&var2);
|
|
|
2142 clear_var(retvar);
|
|
|
2143 if (op == '+')
|
|
|
2144 n1 = n1 + n2;
|
|
|
2145 else
|
|
|
2146 n1 = n1 - n2;
|
|
|
2147 retvar->var_type = VAR_NUMBER;
|
|
|
2148 retvar->var_val.var_number = n1;
|
|
|
2149 }
|
|
|
2150 clear_var(&var2);
|
|
|
2151 }
|
|
|
2152 }
|
|
|
2153 return OK;
|
|
|
2154 }
|
|
|
2155
|
|
|
2156 /*
|
|
|
2157 * Handle fifth level expression:
|
|
|
2158 * * number multiplication
|
|
|
2159 * / number division
|
|
|
2160 * % number modulo
|
|
|
2161 *
|
|
|
2162 * "arg" must point to the first non-white of the expression.
|
|
|
2163 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2164 *
|
|
|
2165 * Return OK or FAIL.
|
|
|
2166 */
|
|
|
2167 static int
|
|
|
2168 eval6(arg, retvar, evaluate)
|
|
|
2169 char_u **arg;
|
|
|
2170 VAR retvar;
|
|
|
2171 int evaluate;
|
|
|
2172 {
|
|
|
2173 var var2;
|
|
|
2174 int op;
|
|
|
2175 long n1, n2;
|
|
|
2176
|
|
|
2177 /*
|
|
|
2178 * Get the first variable.
|
|
|
2179 */
|
|
|
2180 if (eval7(arg, retvar, evaluate) == FAIL)
|
|
|
2181 return FAIL;
|
|
|
2182
|
|
|
2183 /*
|
|
|
2184 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2185 */
|
|
|
2186 for (;;)
|
|
|
2187 {
|
|
|
2188 op = **arg;
|
|
|
2189 if (op != '*' && op != '/' && op != '%')
|
|
|
2190 break;
|
|
|
2191
|
|
|
2192 if (evaluate)
|
|
|
2193 {
|
|
|
2194 n1 = get_var_number(retvar);
|
|
|
2195 clear_var(retvar);
|
|
|
2196 }
|
|
|
2197 else
|
|
|
2198 n1 = 0;
|
|
|
2199
|
|
|
2200 /*
|
|
|
2201 * Get the second variable.
|
|
|
2202 */
|
|
|
2203 *arg = skipwhite(*arg + 1);
|
|
|
2204 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2205 return FAIL;
|
|
|
2206
|
|
|
2207 if (evaluate)
|
|
|
2208 {
|
|
|
2209 n2 = get_var_number(&var2);
|
|
|
2210 clear_var(&var2);
|
|
|
2211
|
|
|
2212 /*
|
|
|
2213 * Compute the result.
|
|
|
2214 */
|
|
|
2215 if (op == '*')
|
|
|
2216 n1 = n1 * n2;
|
|
|
2217 else if (op == '/')
|
|
|
2218 {
|
|
|
2219 if (n2 == 0) /* give an error message? */
|
|
|
2220 n1 = 0x7fffffffL;
|
|
|
2221 else
|
|
|
2222 n1 = n1 / n2;
|
|
|
2223 }
|
|
|
2224 else
|
|
|
2225 {
|
|
|
2226 if (n2 == 0) /* give an error message? */
|
|
|
2227 n1 = 0;
|
|
|
2228 else
|
|
|
2229 n1 = n1 % n2;
|
|
|
2230 }
|
|
|
2231 retvar->var_type = VAR_NUMBER;
|
|
|
2232 retvar->var_val.var_number = n1;
|
|
|
2233 }
|
|
|
2234 }
|
|
|
2235
|
|
|
2236 return OK;
|
|
|
2237 }
|
|
|
2238
|
|
|
2239 /*
|
|
|
2240 * Handle sixth level expression:
|
|
|
2241 * number number constant
|
|
|
2242 * "string" string contstant
|
|
|
2243 * 'string' literal string contstant
|
|
|
2244 * &option-name option value
|
|
|
2245 * @r register contents
|
|
|
2246 * identifier variable value
|
|
|
2247 * function() function call
|
|
|
2248 * $VAR environment variable
|
|
|
2249 * (expression) nested expression
|
|
|
2250 *
|
|
|
2251 * Also handle:
|
|
|
2252 * ! in front logical NOT
|
|
|
2253 * - in front unary minus
|
|
|
2254 * + in front unary plus (ignored)
|
|
|
2255 * trailing [] subscript in String
|
|
|
2256 *
|
|
|
2257 * "arg" must point to the first non-white of the expression.
|
|
|
2258 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2259 *
|
|
|
2260 * Return OK or FAIL.
|
|
|
2261 */
|
|
|
2262 static int
|
|
|
2263 eval7(arg, retvar, evaluate)
|
|
|
2264 char_u **arg;
|
|
|
2265 VAR retvar;
|
|
|
2266 int evaluate;
|
|
|
2267 {
|
|
|
2268 var var2;
|
|
|
2269 long n;
|
|
|
2270 int len;
|
|
|
2271 char_u *s;
|
|
|
2272 int val;
|
|
|
2273 char_u *start_leader, *end_leader;
|
|
|
2274 int ret = OK;
|
|
|
2275 char_u *alias;
|
|
|
2276
|
|
|
2277 /*
|
|
|
2278 * Initialise variable so that clear_var() can't mistake this for a string
|
|
|
2279 * and free a string that isn't there.
|
|
|
2280 */
|
|
|
2281 retvar->var_type = VAR_UNKNOWN;
|
|
|
2282
|
|
|
2283 /*
|
|
|
2284 * Skip '!' and '-' characters. They are handled later.
|
|
|
2285 */
|
|
|
2286 start_leader = *arg;
|
|
|
2287 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
2288 *arg = skipwhite(*arg + 1);
|
|
|
2289 end_leader = *arg;
|
|
|
2290
|
|
|
2291 switch (**arg)
|
|
|
2292 {
|
|
|
2293 /*
|
|
|
2294 * Number constant.
|
|
|
2295 */
|
|
|
2296 case '0':
|
|
|
2297 case '1':
|
|
|
2298 case '2':
|
|
|
2299 case '3':
|
|
|
2300 case '4':
|
|
|
2301 case '5':
|
|
|
2302 case '6':
|
|
|
2303 case '7':
|
|
|
2304 case '8':
|
|
|
2305 case '9':
|
|
|
2306 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
2307 *arg += len;
|
|
|
2308 if (evaluate)
|
|
|
2309 {
|
|
|
2310 retvar->var_type = VAR_NUMBER;
|
|
|
2311 retvar->var_val.var_number = n;
|
|
|
2312 }
|
|
|
2313 break;
|
|
|
2314
|
|
|
2315 /*
|
|
|
2316 * String constant: "string".
|
|
|
2317 */
|
|
|
2318 case '"': ret = get_string_var(arg, retvar, evaluate);
|
|
|
2319 break;
|
|
|
2320
|
|
|
2321 /*
|
|
|
2322 * Literal string constant: 'string'.
|
|
|
2323 */
|
|
|
2324 case '\'': ret = get_lit_string_var(arg, retvar, evaluate);
|
|
|
2325 break;
|
|
|
2326
|
|
|
2327 /*
|
|
|
2328 * Option value: &name
|
|
|
2329 */
|
|
|
2330 case '&': ret = get_option_var(arg, retvar, evaluate);
|
|
|
2331 break;
|
|
|
2332
|
|
|
2333 /*
|
|
|
2334 * Environment variable: $VAR.
|
|
|
2335 */
|
|
|
2336 case '$': ret = get_env_var(arg, retvar, evaluate);
|
|
|
2337 break;
|
|
|
2338
|
|
|
2339 /*
|
|
|
2340 * Register contents: @r.
|
|
|
2341 */
|
|
|
2342 case '@': ++*arg;
|
|
|
2343 if (evaluate)
|
|
|
2344 {
|
|
|
2345 retvar->var_type = VAR_STRING;
|
|
|
2346 retvar->var_val.var_string = get_reg_contents(**arg, FALSE);
|
|
|
2347 }
|
|
|
2348 if (**arg != NUL)
|
|
|
2349 ++*arg;
|
|
|
2350 break;
|
|
|
2351
|
|
|
2352 /*
|
|
|
2353 * nested expression: (expression).
|
|
|
2354 */
|
|
|
2355 case '(': *arg = skipwhite(*arg + 1);
|
|
|
2356 ret = eval1(arg, retvar, evaluate); /* recursive! */
|
|
|
2357 if (**arg == ')')
|
|
|
2358 ++*arg;
|
|
|
2359 else if (ret == OK)
|
|
|
2360 {
|
|
|
2361 EMSG(_("E110: Missing ')'"));
|
|
|
2362 clear_var(retvar);
|
|
|
2363 ret = FAIL;
|
|
|
2364 }
|
|
|
2365 break;
|
|
|
2366
|
|
|
2367 /*
|
|
|
2368 * Must be a variable or function name then.
|
|
|
2369 */
|
|
|
2370 default: s = *arg;
|
|
|
2371 len = get_func_len(arg, &alias, evaluate);
|
|
|
2372 if (alias != NULL)
|
|
|
2373 s = alias;
|
|
|
2374
|
|
|
2375 if (len == 0)
|
|
|
2376 ret = FAIL;
|
|
|
2377 else
|
|
|
2378 {
|
|
|
2379 if (**arg == '(') /* recursive! */
|
|
|
2380 {
|
|
|
2381 ret = get_func_var(s, len, retvar, arg,
|
|
|
2382 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
2383 &len, evaluate);
|
|
|
2384 /* Stop the expression evaluation when immediately
|
|
|
2385 * aborting on error, or when an interrupt occurred or
|
|
|
2386 * an exception was thrown but not caught. */
|
|
|
2387 if (aborting())
|
|
|
2388 {
|
|
|
2389 if (ret == OK)
|
|
|
2390 clear_var(retvar);
|
|
|
2391 ret = FAIL;
|
|
|
2392 }
|
|
|
2393 }
|
|
|
2394 else if (evaluate)
|
|
|
2395 ret = get_var_var(s, len, retvar);
|
|
|
2396 }
|
|
|
2397
|
|
|
2398 if (alias != NULL)
|
|
|
2399 vim_free(alias);
|
|
|
2400
|
|
|
2401 break;
|
|
|
2402 }
|
|
|
2403 *arg = skipwhite(*arg);
|
|
|
2404
|
|
|
2405 /*
|
|
|
2406 * Handle expr[expr] subscript.
|
|
|
2407 */
|
|
|
2408 if (**arg == '[' && ret == OK)
|
|
|
2409 {
|
|
|
2410 /*
|
|
|
2411 * Get the variable from inside the [].
|
|
|
2412 */
|
|
|
2413 *arg = skipwhite(*arg + 1);
|
|
|
2414 if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
2415 {
|
|
|
2416 clear_var(retvar);
|
|
|
2417 return FAIL;
|
|
|
2418 }
|
|
|
2419
|
|
|
2420 /* Check for the ']'. */
|
|
|
2421 if (**arg != ']')
|
|
|
2422 {
|
|
|
2423 EMSG(_("E111: Missing ']'"));
|
|
|
2424 clear_var(retvar);
|
|
|
2425 clear_var(&var2);
|
|
|
2426 return FAIL;
|
|
|
2427 }
|
|
|
2428
|
|
|
2429 if (evaluate)
|
|
|
2430 {
|
|
|
2431 n = get_var_number(&var2);
|
|
|
2432 clear_var(&var2);
|
|
|
2433
|
|
|
2434 /*
|
|
|
2435 * The resulting variable is a string of a single character.
|
|
|
2436 * If the index is too big or negative, the result is empty.
|
|
|
2437 */
|
|
|
2438 s = get_var_string(retvar);
|
|
|
2439 if (n >= (long)STRLEN(s) || n < 0)
|
|
|
2440 s = NULL;
|
|
|
2441 else
|
|
|
2442 s = vim_strnsave(s + n, 1);
|
|
|
2443 clear_var(retvar);
|
|
|
2444 retvar->var_type = VAR_STRING;
|
|
|
2445 retvar->var_val.var_string = s;
|
|
|
2446 }
|
|
|
2447 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
2448 }
|
|
|
2449
|
|
|
2450 /*
|
|
|
2451 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
2452 */
|
|
|
2453 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
2454 {
|
|
|
2455 val = get_var_number(retvar);
|
|
|
2456 while (end_leader > start_leader)
|
|
|
2457 {
|
|
|
2458 --end_leader;
|
|
|
2459 if (*end_leader == '!')
|
|
|
2460 val = !val;
|
|
|
2461 else if (*end_leader == '-')
|
|
|
2462 val = -val;
|
|
|
2463 }
|
|
|
2464 clear_var(retvar);
|
|
|
2465 retvar->var_type = VAR_NUMBER;
|
|
|
2466 retvar->var_val.var_number = val;
|
|
|
2467 }
|
|
|
2468
|
|
|
2469 return ret;
|
|
|
2470 }
|
|
|
2471
|
|
|
2472 /*
|
|
|
2473 * Get an option value.
|
|
|
2474 * "arg" points to the '&' or '+' before the option name.
|
|
|
2475 * "arg" is advanced to character after the option name.
|
|
|
2476 * Return OK or FAIL.
|
|
|
2477 */
|
|
|
2478 static int
|
|
|
2479 get_option_var(arg, retvar, evaluate)
|
|
|
2480 char_u **arg;
|
|
|
2481 VAR retvar; /* when NULL, only check if option exists */
|
|
|
2482 int evaluate;
|
|
|
2483 {
|
|
|
2484 char_u *option_end;
|
|
|
2485 long numval;
|
|
|
2486 char_u *stringval;
|
|
|
2487 int opt_type;
|
|
|
2488 int c;
|
|
|
2489 int working = (**arg == '+'); /* has("+option") */
|
|
|
2490 int ret = OK;
|
|
|
2491 int opt_flags;
|
|
|
2492
|
|
|
2493 /*
|
|
|
2494 * Isolate the option name and find its value.
|
|
|
2495 */
|
|
|
2496 option_end = find_option_end(arg, &opt_flags);
|
|
|
2497 if (option_end == NULL)
|
|
|
2498 {
|
|
|
2499 if (retvar != NULL)
|
|
|
2500 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
2501 return FAIL;
|
|
|
2502 }
|
|
|
2503
|
|
|
2504 if (!evaluate)
|
|
|
2505 {
|
|
|
2506 *arg = option_end;
|
|
|
2507 return OK;
|
|
|
2508 }
|
|
|
2509
|
|
|
2510 c = *option_end;
|
|
|
2511 *option_end = NUL;
|
|
|
2512 opt_type = get_option_value(*arg, &numval,
|
|
|
2513 retvar == NULL ? NULL : &stringval, opt_flags);
|
|
|
2514
|
|
|
2515 if (opt_type == -3) /* invalid name */
|
|
|
2516 {
|
|
|
2517 if (retvar != NULL)
|
|
|
2518 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
2519 ret = FAIL;
|
|
|
2520 }
|
|
|
2521 else if (retvar != NULL)
|
|
|
2522 {
|
|
|
2523 if (opt_type == -2) /* hidden string option */
|
|
|
2524 {
|
|
|
2525 retvar->var_type = VAR_STRING;
|
|
|
2526 retvar->var_val.var_string = NULL;
|
|
|
2527 }
|
|
|
2528 else if (opt_type == -1) /* hidden number option */
|
|
|
2529 {
|
|
|
2530 retvar->var_type = VAR_NUMBER;
|
|
|
2531 retvar->var_val.var_number = 0;
|
|
|
2532 }
|
|
|
2533 else if (opt_type == 1) /* number option */
|
|
|
2534 {
|
|
|
2535 retvar->var_type = VAR_NUMBER;
|
|
|
2536 retvar->var_val.var_number = numval;
|
|
|
2537 }
|
|
|
2538 else /* string option */
|
|
|
2539 {
|
|
|
2540 retvar->var_type = VAR_STRING;
|
|
|
2541 retvar->var_val.var_string = stringval;
|
|
|
2542 }
|
|
|
2543 }
|
|
|
2544 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
2545 ret = FAIL;
|
|
|
2546
|
|
|
2547 *option_end = c; /* put back for error messages */
|
|
|
2548 *arg = option_end;
|
|
|
2549
|
|
|
2550 return ret;
|
|
|
2551 }
|
|
|
2552
|
|
|
2553 /*
|
|
|
2554 * Allocate a variable for a string constant.
|
|
|
2555 * Return OK or FAIL.
|
|
|
2556 */
|
|
|
2557 static int
|
|
|
2558 get_string_var(arg, retvar, evaluate)
|
|
|
2559 char_u **arg;
|
|
|
2560 VAR retvar;
|
|
|
2561 int evaluate;
|
|
|
2562 {
|
|
|
2563 char_u *p;
|
|
|
2564 char_u *name;
|
|
|
2565 int i;
|
|
|
2566 int extra = 0;
|
|
|
2567
|
|
|
2568 /*
|
|
|
2569 * Find the end of the string, skipping backslashed characters.
|
|
|
2570 */
|
|
|
2571 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
2572 {
|
|
|
2573 if (*p == '\\' && p[1] != NUL)
|
|
|
2574 {
|
|
|
2575 ++p;
|
|
|
2576 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
2577 * to 6 characters: reserve space for 2 extra */
|
|
|
2578 if (*p == '<')
|
|
|
2579 extra += 2;
|
|
|
2580 }
|
|
|
2581 #ifdef FEAT_MBYTE
|
|
|
2582 if (has_mbyte)
|
|
|
2583 p += (*mb_ptr2len_check)(p) - 1;
|
|
|
2584 #endif
|
|
|
2585 }
|
|
|
2586
|
|
|
2587 if (*p != '"')
|
|
|
2588 {
|
|
|
2589 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
2590 return FAIL;
|
|
|
2591 }
|
|
|
2592
|
|
|
2593 /* If only parsing, set *arg and return here */
|
|
|
2594 if (!evaluate)
|
|
|
2595 {
|
|
|
2596 *arg = p + 1;
|
|
|
2597 return OK;
|
|
|
2598 }
|
|
|
2599
|
|
|
2600 /*
|
|
|
2601 * Copy the string into allocated memory, handling backslashed
|
|
|
2602 * characters.
|
|
|
2603 */
|
|
|
2604 name = alloc((unsigned)(p - *arg + extra));
|
|
|
2605 if (name == NULL)
|
|
|
2606 return FAIL;
|
|
|
2607
|
|
|
2608 i = 0;
|
|
|
2609 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
2610 {
|
|
|
2611 if (*p == '\\')
|
|
|
2612 {
|
|
|
2613 switch (*++p)
|
|
|
2614 {
|
|
|
2615 case 'b': name[i++] = BS; break;
|
|
|
2616 case 'e': name[i++] = ESC; break;
|
|
|
2617 case 'f': name[i++] = FF; break;
|
|
|
2618 case 'n': name[i++] = NL; break;
|
|
|
2619 case 'r': name[i++] = CAR; break;
|
|
|
2620 case 't': name[i++] = TAB; break;
|
|
|
2621
|
|
|
2622 case 'X': /* hex: "\x1", "\x12" */
|
|
|
2623 case 'x':
|
|
|
2624 case 'u': /* Unicode: "\u0023" */
|
|
|
2625 case 'U':
|
|
|
2626 if (vim_isxdigit(p[1]))
|
|
|
2627 {
|
|
|
2628 int n, nr;
|
|
|
2629 int c = toupper(*p);
|
|
|
2630
|
|
|
2631 if (c == 'X')
|
|
|
2632 n = 2;
|
|
|
2633 else
|
|
|
2634 n = 4;
|
|
|
2635 nr = 0;
|
|
|
2636 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
2637 {
|
|
|
2638 ++p;
|
|
|
2639 nr = (nr << 4) + hex2nr(*p);
|
|
|
2640 }
|
|
|
2641 #ifdef FEAT_MBYTE
|
|
|
2642 /* For "\u" store the number according to
|
|
|
2643 * 'encoding'. */
|
|
|
2644 if (c != 'X')
|
|
|
2645 i += (*mb_char2bytes)(nr, name + i);
|
|
|
2646 else
|
|
|
2647 #endif
|
|
|
2648 name[i++] = nr;
|
|
|
2649 }
|
|
|
2650 else
|
|
|
2651 name[i++] = *p;
|
|
|
2652 break;
|
|
|
2653
|
|
|
2654 /* octal: "\1", "\12", "\123" */
|
|
|
2655 case '0':
|
|
|
2656 case '1':
|
|
|
2657 case '2':
|
|
|
2658 case '3':
|
|
|
2659 case '4':
|
|
|
2660 case '5':
|
|
|
2661 case '6':
|
|
|
2662 case '7': name[i] = *p - '0';
|
|
|
2663 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2664 {
|
|
|
2665 ++p;
|
|
|
2666 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2667 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2668 {
|
|
|
2669 ++p;
|
|
|
2670 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2671 }
|
|
|
2672 }
|
|
|
2673 ++i;
|
|
|
2674 break;
|
|
|
2675
|
|
|
2676 /* Special key, e.g.: "\<C-W>" */
|
|
|
2677 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
2678 if (extra != 0)
|
|
|
2679 {
|
|
|
2680 i += extra;
|
|
|
2681 --p;
|
|
|
2682 break;
|
|
|
2683 }
|
|
|
2684 /* FALLTHROUGH */
|
|
|
2685
|
|
|
2686 default: name[i++] = *p;
|
|
|
2687 break;
|
|
|
2688 }
|
|
|
2689 }
|
|
|
2690 else
|
|
|
2691 name[i++] = *p;
|
|
|
2692
|
|
|
2693 #ifdef FEAT_MBYTE
|
|
|
2694 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
2695 if (has_mbyte)
|
|
|
2696 {
|
|
|
2697 int l = (*mb_ptr2len_check)(p);
|
|
|
2698
|
|
|
2699 while (--l > 0)
|
|
|
2700 name[i++] = *++p;
|
|
|
2701 }
|
|
|
2702 #endif
|
|
|
2703 }
|
|
|
2704 name[i] = NUL;
|
|
|
2705 *arg = p + 1;
|
|
|
2706
|
|
|
2707 retvar->var_type = VAR_STRING;
|
|
|
2708 retvar->var_val.var_string = name;
|
|
|
2709
|
|
|
2710 return OK;
|
|
|
2711 }
|
|
|
2712
|
|
|
2713 /*
|
|
|
2714 * Allocate a variable for an backtick-string constant.
|
|
|
2715 * Return OK or FAIL.
|
|
|
2716 */
|
|
|
2717 static int
|
|
|
2718 get_lit_string_var(arg, retvar, evaluate)
|
|
|
2719 char_u **arg;
|
|
|
2720 VAR retvar;
|
|
|
2721 int evaluate;
|
|
|
2722 {
|
|
|
2723 char_u *p;
|
|
|
2724 char_u *name;
|
|
|
2725
|
|
|
2726 /*
|
|
|
2727 * Find the end of the string.
|
|
|
2728 */
|
|
|
2729 p = vim_strchr(*arg + 1, '\'');
|
|
|
2730 if (p == NULL)
|
|
|
2731 {
|
|
|
2732 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
2733 return FAIL;
|
|
|
2734 }
|
|
|
2735
|
|
|
2736 if (evaluate)
|
|
|
2737 {
|
|
|
2738 /*
|
|
|
2739 * Copy the string into allocated memory.
|
|
|
2740 */
|
|
|
2741 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
2742 if (name == NULL)
|
|
|
2743 return FAIL;
|
|
|
2744
|
|
|
2745 retvar->var_type = VAR_STRING;
|
|
|
2746 retvar->var_val.var_string = name;
|
|
|
2747 }
|
|
|
2748
|
|
|
2749 *arg = p + 1;
|
|
|
2750
|
|
|
2751 return OK;
|
|
|
2752 }
|
|
|
2753
|
|
|
2754 /*
|
|
|
2755 * Get the value of an environment variable.
|
|
|
2756 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
2757 * If the environment variable was not set, silently assume it is empty.
|
|
|
2758 * Always return OK.
|
|
|
2759 */
|
|
|
2760 static int
|
|
|
2761 get_env_var(arg, retvar, evaluate)
|
|
|
2762 char_u **arg;
|
|
|
2763 VAR retvar;
|
|
|
2764 int evaluate;
|
|
|
2765 {
|
|
|
2766 char_u *string = NULL;
|
|
|
2767 int len;
|
|
|
2768 int cc;
|
|
|
2769 char_u *name;
|
|
|
2770
|
|
|
2771 ++*arg;
|
|
|
2772 name = *arg;
|
|
|
2773 len = get_env_len(arg);
|
|
|
2774 if (evaluate)
|
|
|
2775 {
|
|
|
2776 if (len != 0)
|
|
|
2777 {
|
|
|
2778 cc = name[len];
|
|
|
2779 name[len] = NUL;
|
|
|
2780 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
2781 string = mch_getenv(name);
|
|
|
2782 if (string != NULL && *string != NUL)
|
|
|
2783 string = vim_strsave(string);
|
|
|
2784 else
|
|
|
2785 {
|
|
|
2786 /* next try expanding things like $VIM and ${HOME} */
|
|
|
2787 string = expand_env_save(name - 1);
|
|
|
2788 if (string != NULL && *string == '$')
|
|
|
2789 {
|
|
|
2790 vim_free(string);
|
|
|
2791 string = NULL;
|
|
|
2792 }
|
|
|
2793 }
|
|
|
2794 name[len] = cc;
|
|
|
2795 }
|
|
|
2796 retvar->var_type = VAR_STRING;
|
|
|
2797 retvar->var_val.var_string = string;
|
|
|
2798 }
|
|
|
2799
|
|
|
2800 return OK;
|
|
|
2801 }
|
|
|
2802
|
|
|
2803 /*
|
|
|
2804 * Array with names and number of arguments of all internal functions
|
|
|
2805 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
2806 */
|
|
|
2807 static struct fst
|
|
|
2808 {
|
|
|
2809 char *f_name; /* function name */
|
|
|
2810 char f_min_argc; /* minimal number of arguments */
|
|
|
2811 char f_max_argc; /* maximal number of arguments */
|
|
|
2812 void (*f_func) __ARGS((VAR args, VAR rvar)); /* impl. function */
|
|
|
2813 } functions[] =
|
|
|
2814 {
|
|
|
2815 {"append", 2, 2, f_append},
|
|
|
2816 {"argc", 0, 0, f_argc},
|
|
|
2817 {"argidx", 0, 0, f_argidx},
|
|
|
2818 {"argv", 1, 1, f_argv},
|
|
|
2819 {"browse", 4, 4, f_browse},
|
|
29
|
2820 {"browsedir", 2, 2, f_browsedir},
|
|
7
|
2821 {"bufexists", 1, 1, f_bufexists},
|
|
|
2822 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
2823 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
2824 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
2825 {"buflisted", 1, 1, f_buflisted},
|
|
|
2826 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
2827 {"bufname", 1, 1, f_bufname},
|
|
|
2828 {"bufnr", 1, 1, f_bufnr},
|
|
|
2829 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
2830 {"byte2line", 1, 1, f_byte2line},
|
|
18
|
2831 {"byteidx", 2, 2, f_byteidx},
|
|
7
|
2832 {"char2nr", 1, 1, f_char2nr},
|
|
|
2833 {"cindent", 1, 1, f_cindent},
|
|
|
2834 {"col", 1, 1, f_col},
|
|
|
2835 {"confirm", 1, 4, f_confirm},
|
|
|
2836 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
2837 {"cursor", 2, 2, f_cursor},
|
|
|
2838 {"delete", 1, 1, f_delete},
|
|
|
2839 {"did_filetype", 0, 0, f_did_filetype},
|
|
|
2840 {"escape", 2, 2, f_escape},
|
|
|
2841 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
2842 {"executable", 1, 1, f_executable},
|
|
|
2843 {"exists", 1, 1, f_exists},
|
|
|
2844 {"expand", 1, 2, f_expand},
|
|
|
2845 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
2846 {"filereadable", 1, 1, f_filereadable},
|
|
|
2847 {"filewritable", 1, 1, f_filewritable},
|
|
19
|
2848 {"finddir", 1, 3, f_finddir},
|
|
|
2849 {"findfile", 1, 3, f_findfile},
|
|
7
|
2850 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
2851 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
2852 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
2853 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
2854 {"foldtext", 0, 0, f_foldtext},
|
|
29
|
2855 {"foldtextresult", 1, 1, f_foldtextresult},
|
|
7
|
2856 {"foreground", 0, 0, f_foreground},
|
|
|
2857 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
2858 {"getchar", 0, 1, f_getchar},
|
|
|
2859 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
2860 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
2861 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
2862 {"getcwd", 0, 0, f_getcwd},
|
|
20
|
2863 {"getfperm", 1, 1, f_getfperm},
|
|
7
|
2864 {"getfsize", 1, 1, f_getfsize},
|
|
|
2865 {"getftime", 1, 1, f_getftime},
|
|
20
|
2866 {"getftype", 1, 1, f_getftype},
|
|
7
|
2867 {"getline", 1, 1, f_getline},
|
|
|
2868 {"getreg", 0, 1, f_getreg},
|
|
|
2869 {"getregtype", 0, 1, f_getregtype},
|
|
|
2870 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
2871 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
2872 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
2873 {"glob", 1, 1, f_glob},
|
|
|
2874 {"globpath", 2, 2, f_globpath},
|
|
|
2875 {"has", 1, 1, f_has},
|
|
|
2876 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
2877 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
2878 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
2879 {"histadd", 2, 2, f_histadd},
|
|
|
2880 {"histdel", 1, 2, f_histdel},
|
|
|
2881 {"histget", 1, 2, f_histget},
|
|
|
2882 {"histnr", 1, 1, f_histnr},
|
|
|
2883 {"hlID", 1, 1, f_hlID},
|
|
|
2884 {"hlexists", 1, 1, f_hlexists},
|
|
|
2885 {"hostname", 0, 0, f_hostname},
|
|
|
2886 {"iconv", 3, 3, f_iconv},
|
|
|
2887 {"indent", 1, 1, f_indent},
|
|
|
2888 {"input", 1, 2, f_input},
|
|
|
2889 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
2890 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
2891 {"inputsave", 0, 0, f_inputsave},
|
|
|
2892 {"inputsecret", 1, 2, f_inputsecret},
|
|
|
2893 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
2894 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
|
2895 {"libcall", 3, 3, f_libcall},
|
|
|
2896 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
2897 {"line", 1, 1, f_line},
|
|
|
2898 {"line2byte", 1, 1, f_line2byte},
|
|
|
2899 {"lispindent", 1, 1, f_lispindent},
|
|
|
2900 {"localtime", 0, 0, f_localtime},
|
|
|
2901 {"maparg", 1, 2, f_maparg},
|
|
|
2902 {"mapcheck", 1, 2, f_mapcheck},
|
|
19
|
2903 {"match", 2, 4, f_match},
|
|
|
2904 {"matchend", 2, 4, f_matchend},
|
|
|
2905 {"matchstr", 2, 4, f_matchstr},
|
|
7
|
2906 {"mode", 0, 0, f_mode},
|
|
|
2907 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
2908 {"nr2char", 1, 1, f_nr2char},
|
|
|
2909 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
2910 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
2911 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
2912 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
2913 {"remote_read", 1, 1, f_remote_read},
|
|
|
2914 {"remote_send", 2, 3, f_remote_send},
|
|
|
2915 {"rename", 2, 2, f_rename},
|
|
18
|
2916 {"repeat", 2, 2, f_repeat},
|
|
7
|
2917 {"resolve", 1, 1, f_resolve},
|
|
|
2918 {"search", 1, 2, f_search},
|
|
|
2919 {"searchpair", 3, 5, f_searchpair},
|
|
|
2920 {"server2client", 2, 2, f_server2client},
|
|
|
2921 {"serverlist", 0, 0, f_serverlist},
|
|
|
2922 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
2923 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
2924 {"setline", 2, 2, f_setline},
|
|
|
2925 {"setreg", 2, 3, f_setreg},
|
|
|
2926 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
2927 {"simplify", 1, 1, f_simplify},
|
|
|
2928 #ifdef HAVE_STRFTIME
|
|
|
2929 {"strftime", 1, 2, f_strftime},
|
|
|
2930 #endif
|
|
|
2931 {"stridx", 2, 2, f_stridx},
|
|
|
2932 {"strlen", 1, 1, f_strlen},
|
|
|
2933 {"strpart", 2, 3, f_strpart},
|
|
|
2934 {"strridx", 2, 2, f_strridx},
|
|
|
2935 {"strtrans", 1, 1, f_strtrans},
|
|
|
2936 {"submatch", 1, 1, f_submatch},
|
|
|
2937 {"substitute", 4, 4, f_substitute},
|
|
|
2938 {"synID", 3, 3, f_synID},
|
|
|
2939 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
2940 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
24
|
2941 {"system", 1, 2, f_system},
|
|
7
|
2942 {"tempname", 0, 0, f_tempname},
|
|
|
2943 {"tolower", 1, 1, f_tolower},
|
|
|
2944 {"toupper", 1, 1, f_toupper},
|
|
15
|
2945 {"tr", 3, 3, f_tr},
|
|
7
|
2946 {"type", 1, 1, f_type},
|
|
|
2947 {"virtcol", 1, 1, f_virtcol},
|
|
|
2948 {"visualmode", 0, 1, f_visualmode},
|
|
|
2949 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
2950 {"wincol", 0, 0, f_wincol},
|
|
|
2951 {"winheight", 1, 1, f_winheight},
|
|
|
2952 {"winline", 0, 0, f_winline},
|
|
20
|
2953 {"winnr", 0, 1, f_winnr},
|
|
7
|
2954 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
2955 {"winwidth", 1, 1, f_winwidth},
|
|
|
2956 };
|
|
|
2957
|
|
|
2958 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
2959
|
|
|
2960 /*
|
|
|
2961 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
2962 * or user defined function names.
|
|
|
2963 */
|
|
|
2964 char_u *
|
|
|
2965 get_function_name(xp, idx)
|
|
|
2966 expand_T *xp;
|
|
|
2967 int idx;
|
|
|
2968 {
|
|
|
2969 static int intidx = -1;
|
|
|
2970 char_u *name;
|
|
|
2971
|
|
|
2972 if (idx == 0)
|
|
|
2973 intidx = -1;
|
|
|
2974 if (intidx < 0)
|
|
|
2975 {
|
|
|
2976 name = get_user_func_name(xp, idx);
|
|
|
2977 if (name != NULL)
|
|
|
2978 return name;
|
|
|
2979 }
|
|
|
2980 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
2981 {
|
|
|
2982 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
2983 STRCAT(IObuff, "(");
|
|
|
2984 if (functions[intidx].f_max_argc == 0)
|
|
|
2985 STRCAT(IObuff, ")");
|
|
|
2986 return IObuff;
|
|
|
2987 }
|
|
|
2988
|
|
|
2989 return NULL;
|
|
|
2990 }
|
|
|
2991
|
|
|
2992 /*
|
|
|
2993 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
2994 * user defined variable or function names.
|
|
|
2995 */
|
|
|
2996 /*ARGSUSED*/
|
|
|
2997 char_u *
|
|
|
2998 get_expr_name(xp, idx)
|
|
|
2999 expand_T *xp;
|
|
|
3000 int idx;
|
|
|
3001 {
|
|
|
3002 static int intidx = -1;
|
|
|
3003 char_u *name;
|
|
|
3004
|
|
|
3005 if (idx == 0)
|
|
|
3006 intidx = -1;
|
|
|
3007 if (intidx < 0)
|
|
|
3008 {
|
|
|
3009 name = get_function_name(xp, idx);
|
|
|
3010 if (name != NULL)
|
|
|
3011 return name;
|
|
|
3012 }
|
|
|
3013 return get_user_var_name(xp, ++intidx);
|
|
|
3014 }
|
|
|
3015
|
|
|
3016 #endif /* FEAT_CMDL_COMPL */
|
|
|
3017
|
|
|
3018 /*
|
|
|
3019 * Find internal function in table above.
|
|
|
3020 * Return index, or -1 if not found
|
|
|
3021 */
|
|
|
3022 static int
|
|
|
3023 find_internal_func(name)
|
|
|
3024 char_u *name; /* name of the function */
|
|
|
3025 {
|
|
|
3026 int first = 0;
|
|
|
3027 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
3028 int cmp;
|
|
|
3029 int x;
|
|
|
3030
|
|
|
3031 /*
|
|
|
3032 * Find the function name in the table. Binary search.
|
|
|
3033 */
|
|
|
3034 while (first <= last)
|
|
|
3035 {
|
|
|
3036 x = first + ((unsigned)(last - first) >> 1);
|
|
|
3037 cmp = STRCMP(name, functions[x].f_name);
|
|
|
3038 if (cmp < 0)
|
|
|
3039 last = x - 1;
|
|
|
3040 else if (cmp > 0)
|
|
|
3041 first = x + 1;
|
|
|
3042 else
|
|
|
3043 return x;
|
|
|
3044 }
|
|
|
3045 return -1;
|
|
|
3046 }
|
|
|
3047
|
|
|
3048 /*
|
|
|
3049 * Allocate a variable for the result of a function.
|
|
|
3050 * Return OK or FAIL.
|
|
|
3051 */
|
|
|
3052 static int
|
|
|
3053 get_func_var(name, len, retvar, arg, firstline, lastline, doesrange, evaluate)
|
|
|
3054 char_u *name; /* name of the function */
|
|
|
3055 int len; /* length of "name" */
|
|
|
3056 VAR retvar;
|
|
|
3057 char_u **arg; /* argument, pointing to the '(' */
|
|
|
3058 linenr_T firstline; /* first line of range */
|
|
|
3059 linenr_T lastline; /* last line of range */
|
|
|
3060 int *doesrange; /* return: function handled range */
|
|
|
3061 int evaluate;
|
|
|
3062 {
|
|
|
3063 char_u *argp;
|
|
|
3064 int ret = OK;
|
|
|
3065 #define MAX_FUNC_ARGS 20
|
|
|
3066 var argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
|
3067 int argcount = 0; /* number of arguments found */
|
|
|
3068
|
|
|
3069 /*
|
|
|
3070 * Get the arguments.
|
|
|
3071 */
|
|
|
3072 argp = *arg;
|
|
|
3073 while (argcount < MAX_FUNC_ARGS)
|
|
|
3074 {
|
|
|
3075 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
3076 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
3077 break;
|
|
|
3078 argvars[argcount].var_name = NULL; /* the name is not stored */
|
|
|
3079 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
3080 {
|
|
|
3081 ret = FAIL;
|
|
|
3082 break;
|
|
|
3083 }
|
|
|
3084 ++argcount;
|
|
|
3085 if (*argp != ',')
|
|
|
3086 break;
|
|
|
3087 }
|
|
|
3088 if (*argp == ')')
|
|
|
3089 ++argp;
|
|
|
3090 else
|
|
|
3091 ret = FAIL;
|
|
|
3092
|
|
|
3093 if (ret == OK)
|
|
|
3094 ret = call_func(name, len, retvar, argcount, argvars,
|
|
|
3095 firstline, lastline, doesrange, evaluate);
|
|
|
3096 else if (!aborting())
|
|
|
3097 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
3098
|
|
|
3099 while (--argcount >= 0)
|
|
|
3100 clear_var(&argvars[argcount]);
|
|
|
3101
|
|
|
3102 *arg = skipwhite(argp);
|
|
|
3103 return ret;
|
|
|
3104 }
|
|
|
3105
|
|
|
3106
|
|
|
3107 /*
|
|
|
3108 * Call a function with its resolved parameters
|
|
|
3109 * Return OK or FAIL.
|
|
|
3110 */
|
|
|
3111 static int
|
|
|
3112 call_func(name, len, retvar, argcount, argvars, firstline, lastline,
|
|
|
3113 doesrange, evaluate)
|
|
|
3114 char_u *name; /* name of the function */
|
|
|
3115 int len; /* length of "name" */
|
|
|
3116 VAR retvar; /* return value goes here */
|
|
|
3117 int argcount; /* number of "argvars" */
|
|
|
3118 VAR argvars; /* vars for arguments */
|
|
|
3119 linenr_T firstline; /* first line of range */
|
|
|
3120 linenr_T lastline; /* last line of range */
|
|
|
3121 int *doesrange; /* return: function handled range */
|
|
|
3122 int evaluate;
|
|
|
3123 {
|
|
|
3124 int ret = FAIL;
|
|
|
3125 static char *errors[] =
|
|
|
3126 {N_("E117: Unknown function: %s"),
|
|
|
3127 N_("E118: Too many arguments for function: %s"),
|
|
|
3128 N_("E119: Not enough arguments for function: %s"),
|
|
|
3129 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
3130 };
|
|
|
3131 #define ERROR_UNKNOWN 0
|
|
|
3132 #define ERROR_TOOMANY 1
|
|
|
3133 #define ERROR_TOOFEW 2
|
|
|
3134 #define ERROR_SCRIPT 3
|
|
|
3135 #define ERROR_NONE 4
|
|
|
3136 #define ERROR_OTHER 5
|
|
|
3137 int error = ERROR_NONE;
|
|
|
3138 int i;
|
|
|
3139 int llen;
|
|
|
3140 ufunc_T *fp;
|
|
|
3141 int cc;
|
|
|
3142 #define FLEN_FIXED 40
|
|
|
3143 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
3144 char_u *fname;
|
|
|
3145
|
|
|
3146 /*
|
|
|
3147 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
3148 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
3149 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
3150 */
|
|
|
3151 cc = name[len];
|
|
|
3152 name[len] = NUL;
|
|
|
3153 llen = eval_fname_script(name);
|
|
|
3154 if (llen > 0)
|
|
|
3155 {
|
|
|
3156 fname_buf[0] = K_SPECIAL;
|
|
|
3157 fname_buf[1] = KS_EXTRA;
|
|
|
3158 fname_buf[2] = (int)KE_SNR;
|
|
|
3159 i = 3;
|
|
|
3160 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
3161 {
|
|
|
3162 if (current_SID <= 0)
|
|
|
3163 error = ERROR_SCRIPT;
|
|
|
3164 else
|
|
|
3165 {
|
|
|
3166 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
3167 i = (int)STRLEN(fname_buf);
|
|
|
3168 }
|
|
|
3169 }
|
|
|
3170 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
3171 {
|
|
|
3172 STRCPY(fname_buf + i, name + llen);
|
|
|
3173 fname = fname_buf;
|
|
|
3174 }
|
|
|
3175 else
|
|
|
3176 {
|
|
|
3177 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
3178 if (fname == NULL)
|
|
|
3179 error = ERROR_OTHER;
|
|
|
3180 else
|
|
|
3181 {
|
|
|
3182 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
3183 STRCPY(fname + i, name + llen);
|
|
|
3184 }
|
|
|
3185 }
|
|
|
3186 }
|
|
|
3187 else
|
|
|
3188 fname = name;
|
|
|
3189
|
|
|
3190 *doesrange = FALSE;
|
|
|
3191
|
|
|
3192
|
|
|
3193 /* execute the function if no errors detected and executing */
|
|
|
3194 if (evaluate && error == ERROR_NONE)
|
|
|
3195 {
|
|
|
3196 retvar->var_type = VAR_NUMBER; /* default is number retvar */
|
|
|
3197 error = ERROR_UNKNOWN;
|
|
|
3198
|
|
|
3199 if (!ASCII_ISLOWER(fname[0]))
|
|
|
3200 {
|
|
|
3201 /*
|
|
|
3202 * User defined function.
|
|
|
3203 */
|
|
|
3204 fp = find_func(fname);
|
|
|
3205 #ifdef FEAT_AUTOCMD
|
|
|
3206 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
3207 fname, fname, TRUE, NULL)
|
|
|
3208 #ifdef FEAT_EVAL
|
|
|
3209 && !aborting()
|
|
|
3210 #endif
|
|
|
3211 )
|
|
|
3212 {
|
|
|
3213 /* executed an autocommand, search for function again */
|
|
|
3214 fp = find_func(fname);
|
|
|
3215 }
|
|
|
3216 #endif
|
|
|
3217 if (fp != NULL)
|
|
|
3218 {
|
|
|
3219 if (fp->flags & FC_RANGE)
|
|
|
3220 *doesrange = TRUE;
|
|
|
3221 if (argcount < fp->args.ga_len)
|
|
|
3222 error = ERROR_TOOFEW;
|
|
|
3223 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
3224 error = ERROR_TOOMANY;
|
|
|
3225 else
|
|
|
3226 {
|
|
|
3227 /*
|
|
|
3228 * Call the user function.
|
|
|
3229 * Save and restore search patterns, script variables and
|
|
|
3230 * redo buffer.
|
|
|
3231 */
|
|
|
3232 save_search_patterns();
|
|
|
3233 saveRedobuff();
|
|
|
3234 ++fp->calls;
|
|
|
3235 call_user_func(fp, argcount, argvars, retvar,
|
|
|
3236 firstline, lastline);
|
|
|
3237 --fp->calls;
|
|
|
3238 restoreRedobuff();
|
|
|
3239 restore_search_patterns();
|
|
|
3240 error = ERROR_NONE;
|
|
|
3241 }
|
|
|
3242 }
|
|
|
3243 }
|
|
|
3244 else
|
|
|
3245 {
|
|
|
3246 /*
|
|
|
3247 * Find the function name in the table, call its implementation.
|
|
|
3248 */
|
|
|
3249 i = find_internal_func(fname);
|
|
|
3250 if (i >= 0)
|
|
|
3251 {
|
|
|
3252 if (argcount < functions[i].f_min_argc)
|
|
|
3253 error = ERROR_TOOFEW;
|
|
|
3254 else if (argcount > functions[i].f_max_argc)
|
|
|
3255 error = ERROR_TOOMANY;
|
|
|
3256 else
|
|
|
3257 {
|
|
|
3258 argvars[argcount].var_type = VAR_UNKNOWN;
|
|
|
3259 functions[i].f_func(argvars, retvar);
|
|
|
3260 error = ERROR_NONE;
|
|
|
3261 }
|
|
|
3262 }
|
|
|
3263 }
|
|
|
3264 /*
|
|
|
3265 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
3266 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
3267 * exception that has not been caught so far. This situation can be
|
|
|
3268 * tested for by calling aborting(). For an error in an internal
|
|
|
3269 * function or for the "E132" error in call_user_func(), however, the
|
|
|
3270 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
3271 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
3272 * update that flag first to make aborting() reliable.
|
|
|
3273 */
|
|
|
3274 update_force_abort();
|
|
|
3275 }
|
|
|
3276 if (error == ERROR_NONE)
|
|
|
3277 ret = OK;
|
|
|
3278
|
|
|
3279 /*
|
|
|
3280 * Report an error unless the argument evaluation or function call has been
|
|
|
3281 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
3282 */
|
|
|
3283 if (error < ERROR_NONE && !aborting())
|
|
|
3284 EMSG2((char_u *)_(errors[error]), name);
|
|
|
3285
|
|
|
3286 name[len] = cc;
|
|
|
3287 if (fname != name && fname != fname_buf)
|
|
|
3288 vim_free(fname);
|
|
|
3289
|
|
|
3290 return ret;
|
|
|
3291 }
|
|
|
3292
|
|
|
3293 /*********************************************
|
|
|
3294 * Implementation of the built-in functions
|
|
|
3295 */
|
|
|
3296
|
|
|
3297 /*
|
|
|
3298 * "append(lnum, string)" function
|
|
|
3299 */
|
|
|
3300 static void
|
|
|
3301 f_append(argvars, retvar)
|
|
|
3302 VAR argvars;
|
|
|
3303 VAR retvar;
|
|
|
3304 {
|
|
|
3305 long lnum;
|
|
|
3306
|
|
|
3307 lnum = get_var_lnum(argvars);
|
|
|
3308 retvar->var_val.var_number = 1; /* Default: Failed */
|
|
|
3309
|
|
|
3310 if (lnum >= 0
|
|
|
3311 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
3312 && u_save(lnum, lnum + 1) == OK)
|
|
|
3313 {
|
|
|
3314 ml_append(lnum, get_var_string(&argvars[1]), (colnr_T)0, FALSE);
|
|
|
3315 if (curwin->w_cursor.lnum > lnum)
|
|
|
3316 ++curwin->w_cursor.lnum;
|
|
|
3317 appended_lines_mark(lnum, 1L);
|
|
|
3318 retvar->var_val.var_number = 0;
|
|
|
3319 }
|
|
|
3320 }
|
|
|
3321
|
|
|
3322 /*
|
|
|
3323 * "argc()" function
|
|
|
3324 */
|
|
|
3325 /* ARGSUSED */
|
|
|
3326 static void
|
|
|
3327 f_argc(argvars, retvar)
|
|
|
3328 VAR argvars;
|
|
|
3329 VAR retvar;
|
|
|
3330 {
|
|
|
3331 retvar->var_val.var_number = ARGCOUNT;
|
|
|
3332 }
|
|
|
3333
|
|
|
3334 /*
|
|
|
3335 * "argidx()" function
|
|
|
3336 */
|
|
|
3337 /* ARGSUSED */
|
|
|
3338 static void
|
|
|
3339 f_argidx(argvars, retvar)
|
|
|
3340 VAR argvars;
|
|
|
3341 VAR retvar;
|
|
|
3342 {
|
|
|
3343 retvar->var_val.var_number = curwin->w_arg_idx;
|
|
|
3344 }
|
|
|
3345
|
|
|
3346 /*
|
|
|
3347 * "argv(nr)" function
|
|
|
3348 */
|
|
|
3349 static void
|
|
|
3350 f_argv(argvars, retvar)
|
|
|
3351 VAR argvars;
|
|
|
3352 VAR retvar;
|
|
|
3353 {
|
|
|
3354 int idx;
|
|
|
3355
|
|
|
3356 idx = get_var_number(&argvars[0]);
|
|
|
3357 if (idx >= 0 && idx < ARGCOUNT)
|
|
|
3358 retvar->var_val.var_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
3359 else
|
|
|
3360 retvar->var_val.var_string = NULL;
|
|
|
3361 retvar->var_type = VAR_STRING;
|
|
|
3362 }
|
|
|
3363
|
|
|
3364 /*
|
|
|
3365 * "browse(save, title, initdir, default)" function
|
|
|
3366 */
|
|
|
3367 /* ARGSUSED */
|
|
|
3368 static void
|
|
|
3369 f_browse(argvars, retvar)
|
|
|
3370 VAR argvars;
|
|
|
3371 VAR retvar;
|
|
|
3372 {
|
|
|
3373 #ifdef FEAT_BROWSE
|
|
|
3374 int save;
|
|
|
3375 char_u *title;
|
|
|
3376 char_u *initdir;
|
|
|
3377 char_u *defname;
|
|
|
3378 char_u buf[NUMBUFLEN];
|
|
|
3379 char_u buf2[NUMBUFLEN];
|
|
|
3380
|
|
|
3381 save = get_var_number(&argvars[0]);
|
|
|
3382 title = get_var_string(&argvars[1]);
|
|
|
3383 initdir = get_var_string_buf(&argvars[2], buf);
|
|
|
3384 defname = get_var_string_buf(&argvars[3], buf2);
|
|
|
3385
|
|
|
3386 retvar->var_val.var_string =
|
|
29
|
3387 do_browse(save ? BROWSE_SAVE : 0,
|
|
|
3388 title, defname, NULL, initdir, NULL, curbuf);
|
|
|
3389 #else
|
|
|
3390 retvar->var_val.var_string = NULL;
|
|
|
3391 #endif
|
|
|
3392 retvar->var_type = VAR_STRING;
|
|
|
3393 }
|
|
|
3394
|
|
|
3395 /*
|
|
|
3396 * "browsedir(title, initdir)" function
|
|
|
3397 */
|
|
|
3398 /* ARGSUSED */
|
|
|
3399 static void
|
|
|
3400 f_browsedir(argvars, retvar)
|
|
|
3401 VAR argvars;
|
|
|
3402 VAR retvar;
|
|
|
3403 {
|
|
|
3404 #ifdef FEAT_BROWSE
|
|
|
3405 char_u *title;
|
|
|
3406 char_u *initdir;
|
|
|
3407 char_u buf[NUMBUFLEN];
|
|
|
3408
|
|
|
3409 title = get_var_string(&argvars[0]);
|
|
|
3410 initdir = get_var_string_buf(&argvars[1], buf);
|
|
|
3411
|
|
|
3412 retvar->var_val.var_string = do_browse(BROWSE_DIR,
|
|
|
3413 title, NULL, NULL, initdir, NULL, curbuf);
|
|
7
|
3414 #else
|
|
|
3415 retvar->var_val.var_string = NULL;
|
|
|
3416 #endif
|
|
|
3417 retvar->var_type = VAR_STRING;
|
|
|
3418 }
|
|
|
3419
|
|
|
3420 /*
|
|
|
3421 * Find a buffer by number or exact name.
|
|
|
3422 */
|
|
|
3423 static buf_T *
|
|
|
3424 find_buffer(avar)
|
|
|
3425 VAR avar;
|
|
|
3426 {
|
|
|
3427 buf_T *buf = NULL;
|
|
|
3428 char_u *name;
|
|
|
3429
|
|
|
3430 if (avar->var_type == VAR_NUMBER)
|
|
|
3431 buf = buflist_findnr((int)avar->var_val.var_number);
|
|
|
3432 else if (avar->var_val.var_string != NULL)
|
|
|
3433 {
|
|
|
3434 /* First make the name into a full path name */
|
|
|
3435 name = FullName_save(avar->var_val.var_string,
|
|
|
3436 #ifdef UNIX
|
|
|
3437 TRUE /* force expansion, get rid of symbolic links */
|
|
|
3438 #else
|
|
|
3439 FALSE
|
|
|
3440 #endif
|
|
|
3441 );
|
|
|
3442 if (name != NULL)
|
|
|
3443 {
|
|
|
3444 buf = buflist_findname(name);
|
|
|
3445 vim_free(name);
|
|
|
3446 }
|
|
9
|
3447 if (buf == NULL)
|
|
|
3448 {
|
|
|
3449 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
3450 * buffer, these don't use the full path. */
|
|
|
3451 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
3452 if (buf->b_fname != NULL
|
|
|
3453 && (path_with_url(buf->b_fname)
|
|
|
3454 #ifdef FEAT_QUICKFIX
|
|
|
3455 || bt_nofile(buf)
|
|
|
3456 #endif
|
|
|
3457 )
|
|
|
3458 && STRCMP(buf->b_fname, avar->var_val.var_string) == 0)
|
|
|
3459 break;
|
|
|
3460 }
|
|
7
|
3461 }
|
|
|
3462 return buf;
|
|
|
3463 }
|
|
|
3464
|
|
|
3465 /*
|
|
|
3466 * "bufexists(expr)" function
|
|
|
3467 */
|
|
|
3468 static void
|
|
|
3469 f_bufexists(argvars, retvar)
|
|
|
3470 VAR argvars;
|
|
|
3471 VAR retvar;
|
|
|
3472 {
|
|
|
3473 retvar->var_val.var_number = (find_buffer(&argvars[0]) != NULL);
|
|
|
3474 }
|
|
|
3475
|
|
|
3476 /*
|
|
|
3477 * "buflisted(expr)" function
|
|
|
3478 */
|
|
|
3479 static void
|
|
|
3480 f_buflisted(argvars, retvar)
|
|
|
3481 VAR argvars;
|
|
|
3482 VAR retvar;
|
|
|
3483 {
|
|
|
3484 buf_T *buf;
|
|
|
3485
|
|
|
3486 buf = find_buffer(&argvars[0]);
|
|
|
3487 retvar->var_val.var_number = (buf != NULL && buf->b_p_bl);
|
|
|
3488 }
|
|
|
3489
|
|
|
3490 /*
|
|
|
3491 * "bufloaded(expr)" function
|
|
|
3492 */
|
|
|
3493 static void
|
|
|
3494 f_bufloaded(argvars, retvar)
|
|
|
3495 VAR argvars;
|
|
|
3496 VAR retvar;
|
|
|
3497 {
|
|
|
3498 buf_T *buf;
|
|
|
3499
|
|
|
3500 buf = find_buffer(&argvars[0]);
|
|
|
3501 retvar->var_val.var_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
|
3502 }
|
|
|
3503
|
|
|
3504 /*
|
|
|
3505 * Get buffer by number or pattern.
|
|
|
3506 */
|
|
|
3507 static buf_T *
|
|
|
3508 get_buf_var(avar)
|
|
|
3509 VAR avar;
|
|
|
3510 {
|
|
|
3511 char_u *name = avar->var_val.var_string;
|
|
|
3512 int save_magic;
|
|
|
3513 char_u *save_cpo;
|
|
|
3514 buf_T *buf;
|
|
|
3515
|
|
|
3516 if (avar->var_type == VAR_NUMBER)
|
|
|
3517 return buflist_findnr((int)avar->var_val.var_number);
|
|
|
3518 if (name == NULL || *name == NUL)
|
|
|
3519 return curbuf;
|
|
|
3520 if (name[0] == '$' && name[1] == NUL)
|
|
|
3521 return lastbuf;
|
|
|
3522
|
|
|
3523 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
3524 save_magic = p_magic;
|
|
|
3525 p_magic = TRUE;
|
|
|
3526 save_cpo = p_cpo;
|
|
|
3527 p_cpo = (char_u *)"";
|
|
|
3528
|
|
|
3529 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
3530 TRUE, FALSE));
|
|
|
3531
|
|
|
3532 p_magic = save_magic;
|
|
|
3533 p_cpo = save_cpo;
|
|
|
3534
|
|
|
3535 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
3536 if (buf == NULL)
|
|
|
3537 buf = find_buffer(avar);
|
|
|
3538
|
|
|
3539 return buf;
|
|
|
3540 }
|
|
|
3541
|
|
|
3542 /*
|
|
|
3543 * "bufname(expr)" function
|
|
|
3544 */
|
|
|
3545 static void
|
|
|
3546 f_bufname(argvars, retvar)
|
|
|
3547 VAR argvars;
|
|
|
3548 VAR retvar;
|
|
|
3549 {
|
|
|
3550 buf_T *buf;
|
|
|
3551
|
|
|
3552 ++emsg_off;
|
|
|
3553 buf = get_buf_var(&argvars[0]);
|
|
|
3554 retvar->var_type = VAR_STRING;
|
|
|
3555 if (buf != NULL && buf->b_fname != NULL)
|
|
|
3556 retvar->var_val.var_string = vim_strsave(buf->b_fname);
|
|
|
3557 else
|
|
|
3558 retvar->var_val.var_string = NULL;
|
|
|
3559 --emsg_off;
|
|
|
3560 }
|
|
|
3561
|
|
|
3562 /*
|
|
|
3563 * "bufnr(expr)" function
|
|
|
3564 */
|
|
|
3565 static void
|
|
|
3566 f_bufnr(argvars, retvar)
|
|
|
3567 VAR argvars;
|
|
|
3568 VAR retvar;
|
|
|
3569 {
|
|
|
3570 buf_T *buf;
|
|
|
3571
|
|
|
3572 ++emsg_off;
|
|
|
3573 buf = get_buf_var(&argvars[0]);
|
|
|
3574 if (buf != NULL)
|
|
|
3575 retvar->var_val.var_number = buf->b_fnum;
|
|
|
3576 else
|
|
|
3577 retvar->var_val.var_number = -1;
|
|
|
3578 --emsg_off;
|
|
|
3579 }
|
|
|
3580
|
|
|
3581 /*
|
|
|
3582 * "bufwinnr(nr)" function
|
|
|
3583 */
|
|
|
3584 static void
|
|
|
3585 f_bufwinnr(argvars, retvar)
|
|
|
3586 VAR argvars;
|
|
|
3587 VAR retvar;
|
|
|
3588 {
|
|
|
3589 #ifdef FEAT_WINDOWS
|
|
|
3590 win_T *wp;
|
|
|
3591 int winnr = 0;
|
|
|
3592 #endif
|
|
|
3593 buf_T *buf;
|
|
|
3594
|
|
|
3595 ++emsg_off;
|
|
|
3596 buf = get_buf_var(&argvars[0]);
|
|
|
3597 #ifdef FEAT_WINDOWS
|
|
|
3598 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
3599 {
|
|
|
3600 ++winnr;
|
|
|
3601 if (wp->w_buffer == buf)
|
|
|
3602 break;
|
|
|
3603 }
|
|
|
3604 retvar->var_val.var_number = (wp != NULL ? winnr : -1);
|
|
|
3605 #else
|
|
|
3606 retvar->var_val.var_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
|
3607 #endif
|
|
|
3608 --emsg_off;
|
|
|
3609 }
|
|
|
3610
|
|
|
3611 /*
|
|
|
3612 * "byte2line(byte)" function
|
|
|
3613 */
|
|
|
3614 /*ARGSUSED*/
|
|
|
3615 static void
|
|
|
3616 f_byte2line(argvars, retvar)
|
|
|
3617 VAR argvars;
|
|
|
3618 VAR retvar;
|
|
|
3619 {
|
|
|
3620 #ifndef FEAT_BYTEOFF
|
|
|
3621 retvar->var_val.var_number = -1;
|
|
|
3622 #else
|
|
|
3623 long boff = 0;
|
|
|
3624
|
|
|
3625 boff = get_var_number(&argvars[0]) - 1;
|
|
|
3626 if (boff < 0)
|
|
|
3627 retvar->var_val.var_number = -1;
|
|
|
3628 else
|
|
|
3629 retvar->var_val.var_number = ml_find_line_or_offset(curbuf,
|
|
|
3630 (linenr_T)0, &boff);
|
|
|
3631 #endif
|
|
|
3632 }
|
|
|
3633
|
|
|
3634 /*
|
|
18
|
3635 * "byteidx()" function
|
|
|
3636 */
|
|
|
3637 /*ARGSUSED*/
|
|
|
3638 static void
|
|
|
3639 f_byteidx(argvars, retvar)
|
|
|
3640 VAR argvars;
|
|
|
3641 VAR retvar;
|
|
|
3642 {
|
|
|
3643 #ifdef FEAT_MBYTE
|
|
|
3644 char_u *t;
|
|
|
3645 #endif
|
|
|
3646 char_u *str;
|
|
|
3647 long idx;
|
|
|
3648
|
|
|
3649 str = get_var_string(&argvars[0]);
|
|
|
3650 idx = get_var_number(&argvars[1]);
|
|
|
3651 retvar->var_val.var_number = -1;
|
|
|
3652 if (idx < 0)
|
|
|
3653 return;
|
|
|
3654
|
|
|
3655 #ifdef FEAT_MBYTE
|
|
|
3656 t = str;
|
|
|
3657 for ( ; idx > 0; idx--)
|
|
|
3658 {
|
|
|
3659 if (*t == NUL) /* EOL reached */
|
|
|
3660 return;
|
|
|
3661 t += mb_ptr2len_check(t);
|
|
|
3662 }
|
|
|
3663 retvar->var_val.var_number = t - str;
|
|
|
3664 #else
|
|
|
3665 if (idx <= STRLEN(str))
|
|
|
3666 retvar->var_val.var_number = idx;
|
|
|
3667 #endif
|
|
|
3668 }
|
|
|
3669
|
|
|
3670 /*
|
|
7
|
3671 * "char2nr(string)" function
|
|
|
3672 */
|
|
|
3673 static void
|
|
|
3674 f_char2nr(argvars, retvar)
|
|
|
3675 VAR argvars;
|
|
|
3676 VAR retvar;
|
|
|
3677 {
|
|
|
3678 #ifdef FEAT_MBYTE
|
|
|
3679 if (has_mbyte)
|
|
|
3680 retvar->var_val.var_number =
|
|
|
3681 (*mb_ptr2char)(get_var_string(&argvars[0]));
|
|
|
3682 else
|
|
|
3683 #endif
|
|
|
3684 retvar->var_val.var_number = get_var_string(&argvars[0])[0];
|
|
|
3685 }
|
|
|
3686
|
|
|
3687 /*
|
|
|
3688 * "cindent(lnum)" function
|
|
|
3689 */
|
|
|
3690 static void
|
|
|
3691 f_cindent(argvars, retvar)
|
|
|
3692 VAR argvars;
|
|
|
3693 VAR retvar;
|
|
|
3694 {
|
|
|
3695 #ifdef FEAT_CINDENT
|
|
|
3696 pos_T pos;
|
|
|
3697 linenr_T lnum;
|
|
|
3698
|
|
|
3699 pos = curwin->w_cursor;
|
|
|
3700 lnum = get_var_lnum(argvars);
|
|
|
3701 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
3702 {
|
|
|
3703 curwin->w_cursor.lnum = lnum;
|
|
|
3704 retvar->var_val.var_number = get_c_indent();
|
|
|
3705 curwin->w_cursor = pos;
|
|
|
3706 }
|
|
|
3707 else
|
|
|
3708 #endif
|
|
|
3709 retvar->var_val.var_number = -1;
|
|
|
3710 }
|
|
|
3711
|
|
|
3712 /*
|
|
|
3713 * "col(string)" function
|
|
|
3714 */
|
|
|
3715 static void
|
|
|
3716 f_col(argvars, retvar)
|
|
|
3717 VAR argvars;
|
|
|
3718 VAR retvar;
|
|
|
3719 {
|
|
|
3720 colnr_T col = 0;
|
|
|
3721 pos_T *fp;
|
|
|
3722
|
|
|
3723 fp = var2fpos(&argvars[0], FALSE);
|
|
|
3724 if (fp != NULL)
|
|
|
3725 {
|
|
|
3726 if (fp->col == MAXCOL)
|
|
|
3727 {
|
|
|
3728 /* '> can be MAXCOL, get the length of the line then */
|
|
|
3729 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
3730 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
3731 else
|
|
|
3732 col = MAXCOL;
|
|
|
3733 }
|
|
|
3734 else
|
|
|
3735 {
|
|
|
3736 col = fp->col + 1;
|
|
|
3737 #ifdef FEAT_VIRTUALEDIT
|
|
|
3738 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
3739 * because of "coladd" can be seen as an extra column. */
|
|
|
3740 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
3741 {
|
|
|
3742 char_u *p = ml_get_cursor();
|
|
|
3743
|
|
|
3744 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
3745 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
3746 {
|
|
|
3747 # ifdef FEAT_MBYTE
|
|
|
3748 int l;
|
|
|
3749
|
|
|
3750 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
3751 col += l;
|
|
|
3752 # else
|
|
|
3753 if (*p != NUL && p[1] == NUL)
|
|
|
3754 ++col;
|
|
|
3755 # endif
|
|
|
3756 }
|
|
|
3757 }
|
|
|
3758 #endif
|
|
|
3759 }
|
|
|
3760 }
|
|
|
3761 retvar->var_val.var_number = col;
|
|
|
3762 }
|
|
|
3763
|
|
|
3764 /*
|
|
|
3765 * "confirm(message, buttons[, default [, type]])" function
|
|
|
3766 */
|
|
|
3767 /*ARGSUSED*/
|
|
|
3768 static void
|
|
|
3769 f_confirm(argvars, retvar)
|
|
|
3770 VAR argvars;
|
|
|
3771 VAR retvar;
|
|
|
3772 {
|
|
|
3773 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
3774 char_u *message;
|
|
|
3775 char_u *buttons = NULL;
|
|
|
3776 char_u buf[NUMBUFLEN];
|
|
|
3777 char_u buf2[NUMBUFLEN];
|
|
|
3778 int def = 1;
|
|
|
3779 int type = VIM_GENERIC;
|
|
|
3780 int c;
|
|
|
3781
|
|
|
3782 message = get_var_string(&argvars[0]);
|
|
|
3783 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
3784 {
|
|
|
3785 buttons = get_var_string_buf(&argvars[1], buf);
|
|
|
3786 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
3787 {
|
|
|
3788 def = get_var_number(&argvars[2]);
|
|
|
3789 if (argvars[3].var_type != VAR_UNKNOWN)
|
|
|
3790 {
|
|
|
3791 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
|
3792 c = *get_var_string_buf(&argvars[3], buf2);
|
|
|
3793 switch (TOUPPER_ASC(c))
|
|
|
3794 {
|
|
|
3795 case 'E': type = VIM_ERROR; break;
|
|
|
3796 case 'Q': type = VIM_QUESTION; break;
|
|
|
3797 case 'I': type = VIM_INFO; break;
|
|
|
3798 case 'W': type = VIM_WARNING; break;
|
|
|
3799 case 'G': type = VIM_GENERIC; break;
|
|
|
3800 }
|
|
|
3801 }
|
|
|
3802 }
|
|
|
3803 }
|
|
|
3804
|
|
|
3805 if (buttons == NULL || *buttons == NUL)
|
|
|
3806 buttons = (char_u *)_("&Ok");
|
|
|
3807
|
|
|
3808 retvar->var_val.var_number = do_dialog(type, NULL, message, buttons,
|
|
|
3809 def, NULL);
|
|
|
3810 #else
|
|
|
3811 retvar->var_val.var_number = 0;
|
|
|
3812 #endif
|
|
|
3813 }
|
|
|
3814
|
|
|
3815
|
|
|
3816 /*
|
|
|
3817 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
3818 *
|
|
|
3819 * Checks the existence of a cscope connection.
|
|
|
3820 */
|
|
|
3821 /*ARGSUSED*/
|
|
|
3822 static void
|
|
|
3823 f_cscope_connection(argvars, retvar)
|
|
|
3824 VAR argvars;
|
|
|
3825 VAR retvar;
|
|
|
3826 {
|
|
|
3827 #ifdef FEAT_CSCOPE
|
|
|
3828 int num = 0;
|
|
|
3829 char_u *dbpath = NULL;
|
|
|
3830 char_u *prepend = NULL;
|
|
|
3831 char_u buf[NUMBUFLEN];
|
|
|
3832
|
|
|
3833 if (argvars[0].var_type != VAR_UNKNOWN
|
|
|
3834 && argvars[1].var_type != VAR_UNKNOWN)
|
|
|
3835 {
|
|
|
3836 num = (int)get_var_number(&argvars[0]);
|
|
|
3837 dbpath = get_var_string(&argvars[1]);
|
|
|
3838 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
3839 prepend = get_var_string_buf(&argvars[2], buf);
|
|
|
3840 }
|
|
|
3841
|
|
|
3842 retvar->var_val.var_number = cs_connection(num, dbpath, prepend);
|
|
|
3843 #else
|
|
|
3844 retvar->var_val.var_number = 0;
|
|
|
3845 #endif
|
|
|
3846 }
|
|
|
3847
|
|
|
3848 /*
|
|
|
3849 * "cursor(lnum, col)" function
|
|
|
3850 *
|
|
|
3851 * Moves the cursor to the specified line and column
|
|
|
3852 */
|
|
|
3853 /*ARGSUSED*/
|
|
|
3854 static void
|
|
|
3855 f_cursor(argvars, retvar)
|
|
|
3856 VAR argvars;
|
|
|
3857 VAR retvar;
|
|
|
3858 {
|
|
|
3859 long line, col;
|
|
|
3860
|
|
|
3861 line = get_var_lnum(argvars);
|
|
|
3862 if (line > 0)
|
|
|
3863 curwin->w_cursor.lnum = line;
|
|
|
3864 col = get_var_number(&argvars[1]);
|
|
|
3865 if (col > 0)
|
|
|
3866 curwin->w_cursor.col = col - 1;
|
|
|
3867 #ifdef FEAT_VIRTUALEDIT
|
|
|
3868 curwin->w_cursor.coladd = 0;
|
|
|
3869 #endif
|
|
|
3870
|
|
|
3871 /* Make sure the cursor is in a valid position. */
|
|
|
3872 check_cursor();
|
|
|
3873 #ifdef FEAT_MBYTE
|
|
|
3874 /* Correct cursor for multi-byte character. */
|
|
|
3875 if (has_mbyte)
|
|
|
3876 mb_adjust_cursor();
|
|
|
3877 #endif
|
|
10
|
3878
|
|
|
3879 curwin->w_set_curswant = TRUE;
|
|
7
|
3880 }
|
|
|
3881
|
|
|
3882 /*
|
|
|
3883 * "libcall()" function
|
|
|
3884 */
|
|
|
3885 static void
|
|
|
3886 f_libcall(argvars, retvar)
|
|
|
3887 VAR argvars;
|
|
|
3888 VAR retvar;
|
|
|
3889 {
|
|
|
3890 libcall_common(argvars, retvar, VAR_STRING);
|
|
|
3891 }
|
|
|
3892
|
|
|
3893 /*
|
|
|
3894 * "libcallnr()" function
|
|
|
3895 */
|
|
|
3896 static void
|
|
|
3897 f_libcallnr(argvars, retvar)
|
|
|
3898 VAR argvars;
|
|
|
3899 VAR retvar;
|
|
|
3900 {
|
|
|
3901 libcall_common(argvars, retvar, VAR_NUMBER);
|
|
|
3902 }
|
|
|
3903
|
|
|
3904 static void
|
|
|
3905 libcall_common(argvars, retvar, type)
|
|
|
3906 VAR argvars;
|
|
|
3907 VAR retvar;
|
|
|
3908 int type;
|
|
|
3909 {
|
|
|
3910 #ifdef FEAT_LIBCALL
|
|
|
3911 char_u *string_in;
|
|
|
3912 char_u **string_result;
|
|
|
3913 int nr_result;
|
|
|
3914 #endif
|
|
|
3915
|
|
|
3916 retvar->var_type = type;
|
|
|
3917 if (type == VAR_NUMBER)
|
|
|
3918 retvar->var_val.var_number = 0;
|
|
|
3919 else
|
|
|
3920 retvar->var_val.var_string = NULL;
|
|
|
3921
|
|
|
3922 if (check_restricted() || check_secure())
|
|
|
3923 return;
|
|
|
3924
|
|
|
3925 #ifdef FEAT_LIBCALL
|
|
|
3926 /* The first two args must be strings, otherwise its meaningless */
|
|
|
3927 if (argvars[0].var_type == VAR_STRING && argvars[1].var_type == VAR_STRING)
|
|
|
3928 {
|
|
|
3929 if (argvars[2].var_type == VAR_NUMBER)
|
|
|
3930 string_in = NULL;
|
|
|
3931 else
|
|
|
3932 string_in = argvars[2].var_val.var_string;
|
|
|
3933 if (type == VAR_NUMBER)
|
|
|
3934 string_result = NULL;
|
|
|
3935 else
|
|
|
3936 string_result = &retvar->var_val.var_string;
|
|
|
3937 if (mch_libcall(argvars[0].var_val.var_string,
|
|
|
3938 argvars[1].var_val.var_string,
|
|
|
3939 string_in,
|
|
|
3940 argvars[2].var_val.var_number,
|
|
|
3941 string_result,
|
|
|
3942 &nr_result) == OK
|
|
|
3943 && type == VAR_NUMBER)
|
|
|
3944 retvar->var_val.var_number = nr_result;
|
|
|
3945 }
|
|
|
3946 #endif
|
|
|
3947 }
|
|
|
3948
|
|
|
3949 /*
|
|
|
3950 * "delete()" function
|
|
|
3951 */
|
|
|
3952 static void
|
|
|
3953 f_delete(argvars, retvar)
|
|
|
3954 VAR argvars;
|
|
|
3955 VAR retvar;
|
|
|
3956 {
|
|
|
3957 if (check_restricted() || check_secure())
|
|
|
3958 retvar->var_val.var_number = -1;
|
|
|
3959 else
|
|
|
3960 retvar->var_val.var_number = mch_remove(get_var_string(&argvars[0]));
|
|
|
3961 }
|
|
|
3962
|
|
|
3963 /*
|
|
|
3964 * "did_filetype()" function
|
|
|
3965 */
|
|
|
3966 /*ARGSUSED*/
|
|
|
3967 static void
|
|
|
3968 f_did_filetype(argvars, retvar)
|
|
|
3969 VAR argvars;
|
|
|
3970 VAR retvar;
|
|
|
3971 {
|
|
|
3972 #ifdef FEAT_AUTOCMD
|
|
|
3973 retvar->var_val.var_number = did_filetype;
|
|
|
3974 #else
|
|
|
3975 retvar->var_val.var_number = 0;
|
|
|
3976 #endif
|
|
|
3977 }
|
|
|
3978
|
|
|
3979 /*
|
|
|
3980 * "escape({string}, {chars})" function
|
|
|
3981 */
|
|
|
3982 static void
|
|
|
3983 f_escape(argvars, retvar)
|
|
|
3984 VAR argvars;
|
|
|
3985 VAR retvar;
|
|
|
3986 {
|
|
|
3987 char_u buf[NUMBUFLEN];
|
|
|
3988
|
|
|
3989 retvar->var_val.var_string =
|
|
|
3990 vim_strsave_escaped(get_var_string(&argvars[0]),
|
|
|
3991 get_var_string_buf(&argvars[1], buf));
|
|
|
3992 retvar->var_type = VAR_STRING;
|
|
|
3993 }
|
|
|
3994
|
|
|
3995 /*
|
|
|
3996 * "eventhandler()" function
|
|
|
3997 */
|
|
|
3998 /*ARGSUSED*/
|
|
|
3999 static void
|
|
|
4000 f_eventhandler(argvars, retvar)
|
|
|
4001 VAR argvars;
|
|
|
4002 VAR retvar;
|
|
|
4003 {
|
|
|
4004 retvar->var_val.var_number = vgetc_busy;
|
|
|
4005 }
|
|
|
4006
|
|
|
4007 /*
|
|
|
4008 * "executable()" function
|
|
|
4009 */
|
|
|
4010 static void
|
|
|
4011 f_executable(argvars, retvar)
|
|
|
4012 VAR argvars;
|
|
|
4013 VAR retvar;
|
|
|
4014 {
|
|
|
4015 retvar->var_val.var_number = mch_can_exe(get_var_string(&argvars[0]));
|
|
|
4016 }
|
|
|
4017
|
|
|
4018 /*
|
|
|
4019 * "exists()" function
|
|
|
4020 */
|
|
|
4021 static void
|
|
|
4022 f_exists(argvars, retvar)
|
|
|
4023 VAR argvars;
|
|
|
4024 VAR retvar;
|
|
|
4025 {
|
|
|
4026 char_u *p;
|
|
|
4027 char_u *name;
|
|
|
4028 int n = FALSE;
|
|
|
4029 int len = 0;
|
|
|
4030
|
|
|
4031 p = get_var_string(&argvars[0]);
|
|
|
4032 if (*p == '$') /* environment variable */
|
|
|
4033 {
|
|
|
4034 /* first try "normal" environment variables (fast) */
|
|
|
4035 if (mch_getenv(p + 1) != NULL)
|
|
|
4036 n = TRUE;
|
|
|
4037 else
|
|
|
4038 {
|
|
|
4039 /* try expanding things like $VIM and ${HOME} */
|
|
|
4040 p = expand_env_save(p);
|
|
|
4041 if (p != NULL && *p != '$')
|
|
|
4042 n = TRUE;
|
|
|
4043 vim_free(p);
|
|
|
4044 }
|
|
|
4045 }
|
|
|
4046 else if (*p == '&' || *p == '+') /* option */
|
|
|
4047 n = (get_option_var(&p, NULL, TRUE) == OK);
|
|
|
4048 else if (*p == '*') /* internal or user defined function */
|
|
|
4049 {
|
|
|
4050 ++p;
|
|
|
4051 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
4052 if (p != NULL)
|
|
|
4053 {
|
|
|
4054 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
4055 n = (find_func(p) != NULL);
|
|
|
4056 else if (ASCII_ISLOWER(*p))
|
|
|
4057 n = (find_internal_func(p) >= 0);
|
|
|
4058 vim_free(p);
|
|
|
4059 }
|
|
|
4060 }
|
|
|
4061 else if (*p == ':')
|
|
|
4062 {
|
|
|
4063 n = cmd_exists(p + 1);
|
|
|
4064 }
|
|
|
4065 else if (*p == '#')
|
|
|
4066 {
|
|
|
4067 #ifdef FEAT_AUTOCMD
|
|
|
4068 name = p + 1;
|
|
|
4069 p = vim_strchr(name, '#');
|
|
|
4070 if (p != NULL)
|
|
|
4071 n = au_exists(name, p, p + 1);
|
|
|
4072 else
|
|
|
4073 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
4074 #endif
|
|
|
4075 }
|
|
|
4076 else /* internal variable */
|
|
|
4077 {
|
|
|
4078 #ifdef FEAT_MAGIC_BRACES
|
|
|
4079 char_u *expr_start;
|
|
|
4080 char_u *expr_end;
|
|
|
4081 char_u *temp_string = NULL;
|
|
|
4082 char_u *s;
|
|
|
4083 #endif
|
|
|
4084 name = p;
|
|
|
4085
|
|
|
4086 #ifdef FEAT_MAGIC_BRACES
|
|
|
4087 /* Find the end of the name. */
|
|
|
4088 s = find_name_end(name, &expr_start, &expr_end);
|
|
|
4089 if (expr_start != NULL)
|
|
|
4090 {
|
|
|
4091 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
4092 if (temp_string != NULL)
|
|
|
4093 {
|
|
|
4094 len = STRLEN(temp_string);
|
|
|
4095 name = temp_string;
|
|
|
4096 }
|
|
|
4097 }
|
|
|
4098 #endif
|
|
|
4099 if (len == 0)
|
|
|
4100 len = get_id_len(&p);
|
|
|
4101 if (len != 0)
|
|
|
4102 n = (get_var_var(name, len, NULL) == OK);
|
|
|
4103
|
|
|
4104 #ifdef FEAT_MAGIC_BRACES
|
|
|
4105 vim_free(temp_string);
|
|
|
4106 #endif
|
|
|
4107 }
|
|
|
4108
|
|
|
4109 retvar->var_val.var_number = n;
|
|
|
4110 }
|
|
|
4111
|
|
|
4112 /*
|
|
|
4113 * "expand()" function
|
|
|
4114 */
|
|
|
4115 static void
|
|
|
4116 f_expand(argvars, retvar)
|
|
|
4117 VAR argvars;
|
|
|
4118 VAR retvar;
|
|
|
4119 {
|
|
|
4120 char_u *s;
|
|
|
4121 int len;
|
|
|
4122 char_u *errormsg;
|
|
|
4123 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
4124 expand_T xpc;
|
|
|
4125
|
|
|
4126 retvar->var_type = VAR_STRING;
|
|
|
4127 s = get_var_string(&argvars[0]);
|
|
|
4128 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
4129 {
|
|
|
4130 ++emsg_off;
|
|
|
4131 retvar->var_val.var_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
|
4132 --emsg_off;
|
|
|
4133 }
|
|
|
4134 else
|
|
|
4135 {
|
|
|
4136 /* When the optional second argument is non-zero, don't remove matches
|
|
|
4137 * for 'suffixes' and 'wildignore' */
|
|
|
4138 if (argvars[1].var_type != VAR_UNKNOWN && get_var_number(&argvars[1]))
|
|
|
4139 flags |= WILD_KEEP_ALL;
|
|
|
4140 ExpandInit(&xpc);
|
|
|
4141 xpc.xp_context = EXPAND_FILES;
|
|
|
4142 retvar->var_val.var_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
|
4143 ExpandCleanup(&xpc);
|
|
|
4144 }
|
|
|
4145 }
|
|
|
4146
|
|
|
4147 /*
|
|
|
4148 * "filereadable()" function
|
|
|
4149 */
|
|
|
4150 static void
|
|
|
4151 f_filereadable(argvars, retvar)
|
|
|
4152 VAR argvars;
|
|
|
4153 VAR retvar;
|
|
|
4154 {
|
|
|
4155 FILE *fd;
|
|
|
4156 char_u *p;
|
|
|
4157 int n;
|
|
|
4158
|
|
|
4159 p = get_var_string(&argvars[0]);
|
|
|
4160 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
4161 {
|
|
|
4162 n = TRUE;
|
|
|
4163 fclose(fd);
|
|
|
4164 }
|
|
|
4165 else
|
|
|
4166 n = FALSE;
|
|
|
4167
|
|
|
4168 retvar->var_val.var_number = n;
|
|
|
4169 }
|
|
|
4170
|
|
|
4171 /*
|
|
|
4172 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
4173 * rights to write into.
|
|
|
4174 */
|
|
|
4175 static void
|
|
|
4176 f_filewritable(argvars, retvar)
|
|
|
4177 VAR argvars;
|
|
|
4178 VAR retvar;
|
|
|
4179 {
|
|
|
4180 char_u *p;
|
|
|
4181 int retval = 0;
|
|
|
4182 #if defined(UNIX) || defined(VMS)
|
|
|
4183 int perm = 0;
|
|
|
4184 #endif
|
|
|
4185
|
|
|
4186 p = get_var_string(&argvars[0]);
|
|
|
4187 #if defined(UNIX) || defined(VMS)
|
|
|
4188 perm = mch_getperm(p);
|
|
|
4189 #endif
|
|
|
4190 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
4191 if (
|
|
|
4192 # ifdef WIN3264
|
|
|
4193 mch_writable(p) &&
|
|
|
4194 # else
|
|
|
4195 # if defined(UNIX) || defined(VMS)
|
|
|
4196 (perm & 0222) &&
|
|
|
4197 # endif
|
|
|
4198 # endif
|
|
|
4199 mch_access((char *)p, W_OK) == 0
|
|
|
4200 )
|
|
|
4201 #endif
|
|
|
4202 {
|
|
|
4203 ++retval;
|
|
|
4204 if (mch_isdir(p))
|
|
|
4205 ++retval;
|
|
|
4206 }
|
|
|
4207 retvar->var_val.var_number = retval;
|
|
|
4208 }
|
|
|
4209
|
|
|
4210 /*
|
|
19
|
4211 * "finddir({fname}[, {path}[, {count}]])" function
|
|
|
4212 */
|
|
|
4213 static void
|
|
|
4214 f_finddir(argvars, retvar)
|
|
|
4215 VAR argvars;
|
|
|
4216 VAR retvar;
|
|
|
4217 {
|
|
|
4218 f_findfilendir(argvars, retvar, TRUE);
|
|
|
4219 }
|
|
|
4220
|
|
|
4221 /*
|
|
|
4222 * "findfile({fname}[, {path}[, {count}]])" function
|
|
|
4223 */
|
|
|
4224 static void
|
|
|
4225 f_findfile(argvars, retvar)
|
|
|
4226 VAR argvars;
|
|
|
4227 VAR retvar;
|
|
|
4228 {
|
|
|
4229 f_findfilendir(argvars, retvar, FALSE);
|
|
|
4230 }
|
|
|
4231
|
|
|
4232 static void
|
|
|
4233 f_findfilendir(argvars, retvar, dir)
|
|
|
4234 VAR argvars;
|
|
|
4235 VAR retvar;
|
|
|
4236 int dir;
|
|
|
4237 {
|
|
|
4238 #ifdef FEAT_SEARCHPATH
|
|
|
4239 char_u *fname;
|
|
|
4240 char_u *fresult = NULL;
|
|
|
4241 char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
|
|
|
4242 char_u *p;
|
|
|
4243 char_u pathbuf[NUMBUFLEN];
|
|
|
4244 int count = 1;
|
|
|
4245 int first = TRUE;
|
|
|
4246
|
|
|
4247 fname = get_var_string(&argvars[0]);
|
|
|
4248
|
|
|
4249 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
4250 {
|
|
|
4251 p = get_var_string_buf(&argvars[1], pathbuf);
|
|
|
4252 if (*p != NUL)
|
|
|
4253 path = p;
|
|
|
4254
|
|
|
4255 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
4256 count = get_var_number(&argvars[2]);
|
|
|
4257 }
|
|
|
4258
|
|
|
4259 do
|
|
|
4260 {
|
|
|
4261 vim_free(fresult);
|
|
|
4262 fresult = find_file_in_path_option(first ? fname : NULL,
|
|
|
4263 first ? (int)STRLEN(fname) : 0,
|
|
|
4264 0, first, path, dir, NULL);
|
|
|
4265 first = FALSE;
|
|
|
4266 } while (--count > 0 && fresult != NULL);
|
|
|
4267
|
|
|
4268 retvar->var_val.var_string = fresult;
|
|
|
4269 #else
|
|
|
4270 retvar->var_val.var_string = NULL;
|
|
|
4271 #endif
|
|
|
4272 retvar->var_type = VAR_STRING;
|
|
|
4273 }
|
|
|
4274
|
|
|
4275 /*
|
|
7
|
4276 * "fnamemodify({fname}, {mods})" function
|
|
|
4277 */
|
|
|
4278 static void
|
|
|
4279 f_fnamemodify(argvars, retvar)
|
|
|
4280 VAR argvars;
|
|
|
4281 VAR retvar;
|
|
|
4282 {
|
|
|
4283 char_u *fname;
|
|
|
4284 char_u *mods;
|
|
|
4285 int usedlen = 0;
|
|
|
4286 int len;
|
|
|
4287 char_u *fbuf = NULL;
|
|
|
4288 char_u buf[NUMBUFLEN];
|
|
|
4289
|
|
|
4290 fname = get_var_string(&argvars[0]);
|
|
|
4291 mods = get_var_string_buf(&argvars[1], buf);
|
|
|
4292 len = (int)STRLEN(fname);
|
|
|
4293
|
|
|
4294 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
4295
|
|
|
4296 retvar->var_type = VAR_STRING;
|
|
|
4297 if (fname == NULL)
|
|
|
4298 retvar->var_val.var_string = NULL;
|
|
|
4299 else
|
|
|
4300 retvar->var_val.var_string = vim_strnsave(fname, len);
|
|
|
4301 vim_free(fbuf);
|
|
|
4302 }
|
|
|
4303
|
|
|
4304 /*
|
|
|
4305 * "foldclosed()" function
|
|
|
4306 */
|
|
|
4307 static void
|
|
|
4308 f_foldclosed(argvars, retvar)
|
|
|
4309 VAR argvars;
|
|
|
4310 VAR retvar;
|
|
|
4311 {
|
|
|
4312 foldclosed_both(argvars, retvar, FALSE);
|
|
|
4313 }
|
|
|
4314
|
|
|
4315 /*
|
|
|
4316 * "foldclosedend()" function
|
|
|
4317 */
|
|
|
4318 static void
|
|
|
4319 f_foldclosedend(argvars, retvar)
|
|
|
4320 VAR argvars;
|
|
|
4321 VAR retvar;
|
|
|
4322 {
|
|
|
4323 foldclosed_both(argvars, retvar, TRUE);
|
|
|
4324 }
|
|
|
4325
|
|
|
4326 /*
|
|
|
4327 * "foldclosed()" function
|
|
|
4328 */
|
|
|
4329 static void
|
|
|
4330 foldclosed_both(argvars, retvar, end)
|
|
|
4331 VAR argvars;
|
|
|
4332 VAR retvar;
|
|
|
4333 int end;
|
|
|
4334 {
|
|
|
4335 #ifdef FEAT_FOLDING
|
|
|
4336 linenr_T lnum;
|
|
|
4337 linenr_T first, last;
|
|
|
4338
|
|
|
4339 lnum = get_var_lnum(argvars);
|
|
|
4340 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4341 {
|
|
|
4342 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
4343 {
|
|
|
4344 if (end)
|
|
|
4345 retvar->var_val.var_number = (varnumber_T)last;
|
|
|
4346 else
|
|
|
4347 retvar->var_val.var_number = (varnumber_T)first;
|
|
|
4348 return;
|
|
|
4349 }
|
|
|
4350 }
|
|
|
4351 #endif
|
|
|
4352 retvar->var_val.var_number = -1;
|
|
|
4353 }
|
|
|
4354
|
|
|
4355 /*
|
|
|
4356 * "foldlevel()" function
|
|
|
4357 */
|
|
|
4358 static void
|
|
|
4359 f_foldlevel(argvars, retvar)
|
|
|
4360 VAR argvars;
|
|
|
4361 VAR retvar;
|
|
|
4362 {
|
|
|
4363 #ifdef FEAT_FOLDING
|
|
|
4364 linenr_T lnum;
|
|
|
4365
|
|
|
4366 lnum = get_var_lnum(argvars);
|
|
|
4367 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4368 retvar->var_val.var_number = foldLevel(lnum);
|
|
|
4369 else
|
|
|
4370 #endif
|
|
|
4371 retvar->var_val.var_number = 0;
|
|
|
4372 }
|
|
|
4373
|
|
|
4374 /*
|
|
|
4375 * "foldtext()" function
|
|
|
4376 */
|
|
|
4377 /*ARGSUSED*/
|
|
|
4378 static void
|
|
|
4379 f_foldtext(argvars, retvar)
|
|
|
4380 VAR argvars;
|
|
|
4381 VAR retvar;
|
|
|
4382 {
|
|
|
4383 #ifdef FEAT_FOLDING
|
|
|
4384 linenr_T lnum;
|
|
|
4385 char_u *s;
|
|
|
4386 char_u *r;
|
|
|
4387 int len;
|
|
|
4388 char *txt;
|
|
|
4389 #endif
|
|
|
4390
|
|
|
4391 retvar->var_type = VAR_STRING;
|
|
|
4392 retvar->var_val.var_string = NULL;
|
|
|
4393 #ifdef FEAT_FOLDING
|
|
|
4394 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
4395 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
4396 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
4397 {
|
|
|
4398 /* Find first non-empty line in the fold. */
|
|
|
4399 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
4400 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
4401 {
|
|
|
4402 if (!linewhite(lnum))
|
|
|
4403 break;
|
|
|
4404 ++lnum;
|
|
|
4405 }
|
|
|
4406
|
|
|
4407 /* Find interesting text in this line. */
|
|
|
4408 s = skipwhite(ml_get(lnum));
|
|
|
4409 /* skip C comment-start */
|
|
|
4410 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
|
4411 s = skipwhite(s + 2);
|
|
|
4412 txt = _("+-%s%3ld lines: ");
|
|
|
4413 r = alloc((unsigned)(STRLEN(txt)
|
|
|
4414 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
4415 + 20 /* for %3ld */
|
|
|
4416 + STRLEN(s))); /* concatenated */
|
|
|
4417 if (r != NULL)
|
|
|
4418 {
|
|
|
4419 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
4420 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
4421 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
4422 len = (int)STRLEN(r);
|
|
|
4423 STRCAT(r, s);
|
|
|
4424 /* remove 'foldmarker' and 'commentstring' */
|
|
|
4425 foldtext_cleanup(r + len);
|
|
|
4426 retvar->var_val.var_string = r;
|
|
|
4427 }
|
|
|
4428 }
|
|
|
4429 #endif
|
|
|
4430 }
|
|
|
4431
|
|
|
4432 /*
|
|
29
|
4433 * "foldtextresult(lnum)" function
|
|
|
4434 */
|
|
|
4435 /*ARGSUSED*/
|
|
|
4436 static void
|
|
|
4437 f_foldtextresult(argvars, retvar)
|
|
|
4438 VAR argvars;
|
|
|
4439 VAR retvar;
|
|
|
4440 {
|
|
|
4441 #ifdef FEAT_FOLDING
|
|
|
4442 linenr_T lnum;
|
|
|
4443 char_u *text;
|
|
|
4444 char_u buf[51];
|
|
|
4445 foldinfo_T foldinfo;
|
|
|
4446 int fold_count;
|
|
|
4447 #endif
|
|
|
4448
|
|
|
4449 retvar->var_type = VAR_STRING;
|
|
|
4450 retvar->var_val.var_string = NULL;
|
|
|
4451 #ifdef FEAT_FOLDING
|
|
|
4452 lnum = get_var_lnum(argvars);
|
|
|
4453 fold_count = foldedCount(curwin, lnum, &foldinfo);
|
|
|
4454 if (fold_count > 0)
|
|
|
4455 {
|
|
|
4456 text = get_foldtext(curwin, lnum, lnum + fold_count - 1,
|
|
|
4457 &foldinfo, buf);
|
|
|
4458 if (text == buf)
|
|
|
4459 text = vim_strsave(text);
|
|
|
4460 retvar->var_val.var_string = text;
|
|
|
4461 }
|
|
|
4462 #endif
|
|
|
4463 }
|
|
|
4464
|
|
|
4465 /*
|
|
7
|
4466 * "foreground()" function
|
|
|
4467 */
|
|
|
4468 /*ARGSUSED*/
|
|
|
4469 static void
|
|
|
4470 f_foreground(argvars, retvar)
|
|
|
4471 VAR argvars;
|
|
|
4472 VAR retvar;
|
|
|
4473 {
|
|
|
4474 retvar->var_val.var_number = 0;
|
|
|
4475 #ifdef FEAT_GUI
|
|
|
4476 if (gui.in_use)
|
|
|
4477 gui_mch_set_foreground();
|
|
|
4478 #else
|
|
|
4479 # ifdef WIN32
|
|
|
4480 win32_set_foreground();
|
|
|
4481 # endif
|
|
|
4482 #endif
|
|
|
4483 }
|
|
|
4484
|
|
|
4485 /*
|
|
|
4486 * "getchar()" function
|
|
|
4487 */
|
|
|
4488 static void
|
|
|
4489 f_getchar(argvars, retvar)
|
|
|
4490 VAR argvars;
|
|
|
4491 VAR retvar;
|
|
|
4492 {
|
|
|
4493 varnumber_T n;
|
|
|
4494
|
|
|
4495 ++no_mapping;
|
|
|
4496 ++allow_keys;
|
|
|
4497 if (argvars[0].var_type == VAR_UNKNOWN)
|
|
|
4498 /* getchar(): blocking wait. */
|
|
|
4499 n = safe_vgetc();
|
|
|
4500 else if (get_var_number(&argvars[0]) == 1)
|
|
|
4501 /* getchar(1): only check if char avail */
|
|
|
4502 n = vpeekc();
|
|
|
4503 else if (vpeekc() == NUL)
|
|
|
4504 /* getchar(0) and no char avail: return zero */
|
|
|
4505 n = 0;
|
|
|
4506 else
|
|
|
4507 /* getchar(0) and char avail: return char */
|
|
|
4508 n = safe_vgetc();
|
|
|
4509 --no_mapping;
|
|
|
4510 --allow_keys;
|
|
|
4511
|
|
|
4512 retvar->var_val.var_number = n;
|
|
|
4513 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
4514 {
|
|
|
4515 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
4516 int i = 0;
|
|
|
4517
|
|
|
4518 /* Turn a special key into three bytes, plus modifier. */
|
|
|
4519 if (mod_mask != 0)
|
|
|
4520 {
|
|
|
4521 temp[i++] = K_SPECIAL;
|
|
|
4522 temp[i++] = KS_MODIFIER;
|
|
|
4523 temp[i++] = mod_mask;
|
|
|
4524 }
|
|
|
4525 if (IS_SPECIAL(n))
|
|
|
4526 {
|
|
|
4527 temp[i++] = K_SPECIAL;
|
|
|
4528 temp[i++] = K_SECOND(n);
|
|
|
4529 temp[i++] = K_THIRD(n);
|
|
|
4530 }
|
|
|
4531 #ifdef FEAT_MBYTE
|
|
|
4532 else if (has_mbyte)
|
|
|
4533 i += (*mb_char2bytes)(n, temp + i);
|
|
|
4534 #endif
|
|
|
4535 else
|
|
|
4536 temp[i++] = n;
|
|
|
4537 temp[i++] = NUL;
|
|
|
4538 retvar->var_type = VAR_STRING;
|
|
|
4539 retvar->var_val.var_string = vim_strsave(temp);
|
|
|
4540 }
|
|
|
4541 }
|
|
|
4542
|
|
|
4543 /*
|
|
|
4544 * "getcharmod()" function
|
|
|
4545 */
|
|
|
4546 /*ARGSUSED*/
|
|
|
4547 static void
|
|
|
4548 f_getcharmod(argvars, retvar)
|
|
|
4549 VAR argvars;
|
|
|
4550 VAR retvar;
|
|
|
4551 {
|
|
|
4552 retvar->var_val.var_number = mod_mask;
|
|
|
4553 }
|
|
|
4554
|
|
|
4555 /*
|
|
|
4556 * "getcmdline()" function
|
|
|
4557 */
|
|
|
4558 /*ARGSUSED*/
|
|
|
4559 static void
|
|
|
4560 f_getcmdline(argvars, retvar)
|
|
|
4561 VAR argvars;
|
|
|
4562 VAR retvar;
|
|
|
4563 {
|
|
|
4564 retvar->var_type = VAR_STRING;
|
|
|
4565 retvar->var_val.var_string = get_cmdline_str();
|
|
|
4566 }
|
|
|
4567
|
|
|
4568 /*
|
|
|
4569 * "getcmdpos()" function
|
|
|
4570 */
|
|
|
4571 /*ARGSUSED*/
|
|
|
4572 static void
|
|
|
4573 f_getcmdpos(argvars, retvar)
|
|
|
4574 VAR argvars;
|
|
|
4575 VAR retvar;
|
|
|
4576 {
|
|
|
4577 retvar->var_val.var_number = get_cmdline_pos() + 1;
|
|
|
4578 }
|
|
|
4579
|
|
|
4580 /*
|
|
|
4581 * "getbufvar()" function
|
|
|
4582 */
|
|
|
4583 static void
|
|
|
4584 f_getbufvar(argvars, retvar)
|
|
|
4585 VAR argvars;
|
|
|
4586 VAR retvar;
|
|
|
4587 {
|
|
|
4588 buf_T *buf;
|
|
|
4589 buf_T *save_curbuf;
|
|
|
4590 char_u *varname;
|
|
|
4591 VAR v;
|
|
|
4592
|
|
|
4593 ++emsg_off;
|
|
|
4594 buf = get_buf_var(&argvars[0]);
|
|
|
4595 varname = get_var_string(&argvars[1]);
|
|
|
4596
|
|
|
4597 retvar->var_type = VAR_STRING;
|
|
|
4598 retvar->var_val.var_string = NULL;
|
|
|
4599
|
|
|
4600 if (buf != NULL && varname != NULL)
|
|
|
4601 {
|
|
|
4602 if (*varname == '&') /* buffer-local-option */
|
|
|
4603 {
|
|
|
4604 /* set curbuf to be our buf, temporarily */
|
|
|
4605 save_curbuf = curbuf;
|
|
|
4606 curbuf = buf;
|
|
|
4607
|
|
|
4608 get_option_var(&varname, retvar, TRUE);
|
|
|
4609
|
|
|
4610 /* restore previous notion of curbuf */
|
|
|
4611 curbuf = save_curbuf;
|
|
|
4612 }
|
|
|
4613 else
|
|
|
4614 {
|
|
|
4615 /* look up the variable */
|
|
|
4616 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
4617 if (v != NULL)
|
|
|
4618 copy_var(v, retvar);
|
|
|
4619 }
|
|
|
4620 }
|
|
|
4621
|
|
|
4622 --emsg_off;
|
|
|
4623 }
|
|
|
4624
|
|
|
4625 /*
|
|
|
4626 * "getcwd()" function
|
|
|
4627 */
|
|
|
4628 /*ARGSUSED*/
|
|
|
4629 static void
|
|
|
4630 f_getcwd(argvars, retvar)
|
|
|
4631 VAR argvars;
|
|
|
4632 VAR retvar;
|
|
|
4633 {
|
|
|
4634 char_u cwd[MAXPATHL];
|
|
|
4635
|
|
|
4636 retvar->var_type = VAR_STRING;
|
|
|
4637 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
|
4638 retvar->var_val.var_string = NULL;
|
|
|
4639 else
|
|
|
4640 {
|
|
|
4641 retvar->var_val.var_string = vim_strsave(cwd);
|
|
|
4642 #ifdef BACKSLASH_IN_FILENAME
|
|
|
4643 slash_adjust(retvar->var_val.var_string);
|
|
|
4644 #endif
|
|
|
4645 }
|
|
|
4646 }
|
|
|
4647
|
|
|
4648 /*
|
|
20
|
4649 * "getfperm({fname})" function
|
|
|
4650 */
|
|
|
4651 static void
|
|
|
4652 f_getfperm(argvars, retvar)
|
|
|
4653 VAR argvars;
|
|
|
4654 VAR retvar;
|
|
|
4655 {
|
|
|
4656 char_u *fname;
|
|
|
4657 struct stat st;
|
|
|
4658 char_u *perm = NULL;
|
|
|
4659 char_u flags[] = "rwx";
|
|
|
4660 int i;
|
|
|
4661
|
|
|
4662 fname = get_var_string(&argvars[0]);
|
|
|
4663
|
|
|
4664 retvar->var_type = VAR_STRING;
|
|
|
4665 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4666 {
|
|
|
4667 perm = vim_strsave((char_u *)"---------");
|
|
|
4668 if (perm != NULL)
|
|
|
4669 {
|
|
|
4670 for (i = 0; i < 9; i++)
|
|
|
4671 {
|
|
|
4672 if (st.st_mode & (1 << (8 - i)))
|
|
|
4673 perm[i] = flags[i % 3];
|
|
|
4674 }
|
|
|
4675 }
|
|
|
4676 }
|
|
|
4677 retvar->var_val.var_string = perm;
|
|
|
4678 }
|
|
|
4679
|
|
|
4680 /*
|
|
7
|
4681 * "getfsize({fname})" function
|
|
|
4682 */
|
|
|
4683 static void
|
|
|
4684 f_getfsize(argvars, retvar)
|
|
|
4685 VAR argvars;
|
|
|
4686 VAR retvar;
|
|
|
4687 {
|
|
|
4688 char_u *fname;
|
|
|
4689 struct stat st;
|
|
|
4690
|
|
|
4691 fname = get_var_string(&argvars[0]);
|
|
|
4692
|
|
|
4693 retvar->var_type = VAR_NUMBER;
|
|
|
4694
|
|
|
4695 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4696 {
|
|
|
4697 if (mch_isdir(fname))
|
|
|
4698 retvar->var_val.var_number = 0;
|
|
|
4699 else
|
|
|
4700 retvar->var_val.var_number = (varnumber_T)st.st_size;
|
|
|
4701 }
|
|
|
4702 else
|
|
|
4703 retvar->var_val.var_number = -1;
|
|
|
4704 }
|
|
|
4705
|
|
|
4706 /*
|
|
|
4707 * "getftime({fname})" function
|
|
|
4708 */
|
|
|
4709 static void
|
|
|
4710 f_getftime(argvars, retvar)
|
|
|
4711 VAR argvars;
|
|
|
4712 VAR retvar;
|
|
|
4713 {
|
|
|
4714 char_u *fname;
|
|
|
4715 struct stat st;
|
|
|
4716
|
|
|
4717 fname = get_var_string(&argvars[0]);
|
|
|
4718
|
|
|
4719 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4720 retvar->var_val.var_number = (varnumber_T)st.st_mtime;
|
|
|
4721 else
|
|
|
4722 retvar->var_val.var_number = -1;
|
|
|
4723 }
|
|
|
4724
|
|
|
4725 /*
|
|
20
|
4726 * "getftype({fname})" function
|
|
|
4727 */
|
|
|
4728 static void
|
|
|
4729 f_getftype(argvars, retvar)
|
|
|
4730 VAR argvars;
|
|
|
4731 VAR retvar;
|
|
|
4732 {
|
|
|
4733 char_u *fname;
|
|
|
4734 struct stat st;
|
|
|
4735 char_u *type = NULL;
|
|
|
4736 char *t;
|
|
|
4737
|
|
|
4738 fname = get_var_string(&argvars[0]);
|
|
|
4739
|
|
|
4740 retvar->var_type = VAR_STRING;
|
|
|
4741 if (mch_lstat((char *)fname, &st) >= 0)
|
|
|
4742 {
|
|
|
4743 #ifdef S_ISREG
|
|
|
4744 if (S_ISREG(st.st_mode))
|
|
|
4745 t = "file";
|
|
|
4746 else if (S_ISDIR(st.st_mode))
|
|
|
4747 t = "dir";
|
|
|
4748 # ifdef S_ISLNK
|
|
|
4749 else if (S_ISLNK(st.st_mode))
|
|
|
4750 t = "link";
|
|
|
4751 # endif
|
|
|
4752 # ifdef S_ISBLK
|
|
|
4753 else if (S_ISBLK(st.st_mode))
|
|
|
4754 t = "bdev";
|
|
|
4755 # endif
|
|
|
4756 # ifdef S_ISCHR
|
|
|
4757 else if (S_ISCHR(st.st_mode))
|
|
|
4758 t = "cdev";
|
|
|
4759 # endif
|
|
|
4760 # ifdef S_ISFIFO
|
|
|
4761 else if (S_ISFIFO(st.st_mode))
|
|
|
4762 t = "fifo";
|
|
|
4763 # endif
|
|
|
4764 # ifdef S_ISSOCK
|
|
|
4765 else if (S_ISSOCK(st.st_mode))
|
|
|
4766 t = "fifo";
|
|
|
4767 # endif
|
|
|
4768 else
|
|
|
4769 t = "other";
|
|
|
4770 #else
|
|
|
4771 # ifdef S_IFMT
|
|
|
4772 switch (st.st_mode & S_IFMT)
|
|
|
4773 {
|
|
|
4774 case S_IFREG: t = "file"; break;
|
|
|
4775 case S_IFDIR: t = "dir"; break;
|
|
|
4776 # ifdef S_IFLNK
|
|
|
4777 case S_IFLNK: t = "link"; break;
|
|
|
4778 # endif
|
|
|
4779 # ifdef S_IFBLK
|
|
|
4780 case S_IFBLK: t = "bdev"; break;
|
|
|
4781 # endif
|
|
|
4782 # ifdef S_IFCHR
|
|
|
4783 case S_IFCHR: t = "cdev"; break;
|
|
|
4784 # endif
|
|
|
4785 # ifdef S_IFIFO
|
|
|
4786 case S_IFIFO: t = "fifo"; break;
|
|
|
4787 # endif
|
|
|
4788 # ifdef S_IFSOCK
|
|
|
4789 case S_IFSOCK: t = "socket"; break;
|
|
|
4790 # endif
|
|
|
4791 default: t = "other";
|
|
|
4792 }
|
|
|
4793 # else
|
|
|
4794 if (mch_isdir(fname))
|
|
|
4795 t = "dir";
|
|
|
4796 else
|
|
|
4797 t = "file";
|
|
|
4798 # endif
|
|
|
4799 #endif
|
|
|
4800 type = vim_strsave((char_u *)t);
|
|
|
4801 }
|
|
|
4802 retvar->var_val.var_string = type;
|
|
|
4803 }
|
|
|
4804
|
|
|
4805 /*
|
|
7
|
4806 * "getreg()" function
|
|
|
4807 */
|
|
|
4808 static void
|
|
|
4809 f_getreg(argvars, retvar)
|
|
|
4810 VAR argvars;
|
|
|
4811 VAR retvar;
|
|
|
4812 {
|
|
|
4813 char_u *strregname;
|
|
|
4814 int regname;
|
|
|
4815
|
|
|
4816 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
4817 strregname = get_var_string(&argvars[0]);
|
|
|
4818 else
|
|
|
4819 strregname = vimvars[VV_REG].val;
|
|
|
4820 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
4821 if (regname == 0)
|
|
|
4822 regname = '"';
|
|
|
4823
|
|
|
4824 retvar->var_type = VAR_STRING;
|
|
|
4825 retvar->var_val.var_string = get_reg_contents(regname, TRUE);
|
|
|
4826 }
|
|
|
4827
|
|
|
4828 /*
|
|
|
4829 * "getregtype()" function
|
|
|
4830 */
|
|
|
4831 static void
|
|
|
4832 f_getregtype(argvars, retvar)
|
|
|
4833 VAR argvars;
|
|
|
4834 VAR retvar;
|
|
|
4835 {
|
|
|
4836 char_u *strregname;
|
|
|
4837 int regname;
|
|
|
4838 char_u buf[NUMBUFLEN + 2];
|
|
|
4839 long reglen = 0;
|
|
|
4840
|
|
|
4841 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
4842 strregname = get_var_string(&argvars[0]);
|
|
|
4843 else
|
|
|
4844 /* Default to v:register */
|
|
|
4845 strregname = vimvars[VV_REG].val;
|
|
|
4846
|
|
|
4847 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
4848 if (regname == 0)
|
|
|
4849 regname = '"';
|
|
|
4850
|
|
|
4851 buf[0] = NUL;
|
|
|
4852 buf[1] = NUL;
|
|
|
4853 switch (get_reg_type(regname, ®len))
|
|
|
4854 {
|
|
|
4855 case MLINE: buf[0] = 'V'; break;
|
|
|
4856 case MCHAR: buf[0] = 'v'; break;
|
|
|
4857 #ifdef FEAT_VISUAL
|
|
|
4858 case MBLOCK:
|
|
|
4859 buf[0] = Ctrl_V;
|
|
|
4860 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
4861 break;
|
|
|
4862 #endif
|
|
|
4863 }
|
|
|
4864 retvar->var_type = VAR_STRING;
|
|
|
4865 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
4866 }
|
|
|
4867
|
|
|
4868 /*
|
|
|
4869 * "getline(lnum)" function
|
|
|
4870 */
|
|
|
4871 static void
|
|
|
4872 f_getline(argvars, retvar)
|
|
|
4873 VAR argvars;
|
|
|
4874 VAR retvar;
|
|
|
4875 {
|
|
|
4876 linenr_T lnum;
|
|
|
4877 char_u *p;
|
|
|
4878
|
|
|
4879 lnum = get_var_lnum(argvars);
|
|
|
4880
|
|
|
4881 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4882 p = ml_get(lnum);
|
|
|
4883 else
|
|
|
4884 p = (char_u *)"";
|
|
|
4885
|
|
|
4886 retvar->var_type = VAR_STRING;
|
|
|
4887 retvar->var_val.var_string = vim_strsave(p);
|
|
|
4888 }
|
|
|
4889
|
|
|
4890 /*
|
|
|
4891 * "getwinposx()" function
|
|
|
4892 */
|
|
|
4893 /*ARGSUSED*/
|
|
|
4894 static void
|
|
|
4895 f_getwinposx(argvars, retvar)
|
|
|
4896 VAR argvars;
|
|
|
4897 VAR retvar;
|
|
|
4898 {
|
|
|
4899 retvar->var_val.var_number = -1;
|
|
|
4900 #ifdef FEAT_GUI
|
|
|
4901 if (gui.in_use)
|
|
|
4902 {
|
|
|
4903 int x, y;
|
|
|
4904
|
|
|
4905 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
|
4906 retvar->var_val.var_number = x;
|
|
|
4907 }
|
|
|
4908 #endif
|
|
|
4909 }
|
|
|
4910
|
|
|
4911 /*
|
|
|
4912 * "getwinposy()" function
|
|
|
4913 */
|
|
|
4914 /*ARGSUSED*/
|
|
|
4915 static void
|
|
|
4916 f_getwinposy(argvars, retvar)
|
|
|
4917 VAR argvars;
|
|
|
4918 VAR retvar;
|
|
|
4919 {
|
|
|
4920 retvar->var_val.var_number = -1;
|
|
|
4921 #ifdef FEAT_GUI
|
|
|
4922 if (gui.in_use)
|
|
|
4923 {
|
|
|
4924 int x, y;
|
|
|
4925
|
|
|
4926 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
|
4927 retvar->var_val.var_number = y;
|
|
|
4928 }
|
|
|
4929 #endif
|
|
|
4930 }
|
|
|
4931
|
|
|
4932 /*
|
|
|
4933 * "getwinvar()" function
|
|
|
4934 */
|
|
|
4935 static void
|
|
|
4936 f_getwinvar(argvars, retvar)
|
|
|
4937 VAR argvars;
|
|
|
4938 VAR retvar;
|
|
|
4939 {
|
|
|
4940 win_T *win, *oldcurwin;
|
|
|
4941 char_u *varname;
|
|
|
4942 VAR v;
|
|
|
4943
|
|
|
4944 ++emsg_off;
|
|
|
4945 win = find_win_by_nr(&argvars[0]);
|
|
|
4946 varname = get_var_string(&argvars[1]);
|
|
|
4947
|
|
|
4948 retvar->var_type = VAR_STRING;
|
|
|
4949 retvar->var_val.var_string = NULL;
|
|
|
4950
|
|
|
4951 if (win != NULL && varname != NULL)
|
|
|
4952 {
|
|
|
4953 if (*varname == '&') /* window-local-option */
|
|
|
4954 {
|
|
|
4955 /* set curwin to be our win, temporarily */
|
|
|
4956 oldcurwin = curwin;
|
|
|
4957 curwin = win;
|
|
|
4958
|
|
|
4959 get_option_var(&varname, retvar , 1);
|
|
|
4960
|
|
|
4961 /* restore previous notion of curwin */
|
|
|
4962 curwin = oldcurwin;
|
|
|
4963 }
|
|
|
4964 else
|
|
|
4965 {
|
|
|
4966 /* look up the variable */
|
|
|
4967 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
4968 if (v != NULL)
|
|
|
4969 copy_var(v, retvar);
|
|
|
4970 }
|
|
|
4971 }
|
|
|
4972
|
|
|
4973 --emsg_off;
|
|
|
4974 }
|
|
|
4975
|
|
|
4976 /*
|
|
|
4977 * "glob()" function
|
|
|
4978 */
|
|
|
4979 static void
|
|
|
4980 f_glob(argvars, retvar)
|
|
|
4981 VAR argvars;
|
|
|
4982 VAR retvar;
|
|
|
4983 {
|
|
|
4984 expand_T xpc;
|
|
|
4985
|
|
|
4986 ExpandInit(&xpc);
|
|
|
4987 xpc.xp_context = EXPAND_FILES;
|
|
|
4988 retvar->var_type = VAR_STRING;
|
|
|
4989 retvar->var_val.var_string = ExpandOne(&xpc, get_var_string(&argvars[0]),
|
|
|
4990 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
4991 ExpandCleanup(&xpc);
|
|
|
4992 }
|
|
|
4993
|
|
|
4994 /*
|
|
|
4995 * "globpath()" function
|
|
|
4996 */
|
|
|
4997 static void
|
|
|
4998 f_globpath(argvars, retvar)
|
|
|
4999 VAR argvars;
|
|
|
5000 VAR retvar;
|
|
|
5001 {
|
|
|
5002 char_u buf1[NUMBUFLEN];
|
|
|
5003
|
|
|
5004 retvar->var_type = VAR_STRING;
|
|
|
5005 retvar->var_val.var_string = globpath(get_var_string(&argvars[0]),
|
|
|
5006 get_var_string_buf(&argvars[1], buf1));
|
|
|
5007 }
|
|
|
5008
|
|
|
5009 /*
|
|
|
5010 * "has()" function
|
|
|
5011 */
|
|
|
5012 static void
|
|
|
5013 f_has(argvars, retvar)
|
|
|
5014 VAR argvars;
|
|
|
5015 VAR retvar;
|
|
|
5016 {
|
|
|
5017 int i;
|
|
|
5018 char_u *name;
|
|
|
5019 int n = FALSE;
|
|
|
5020 static char *(has_list[]) =
|
|
|
5021 {
|
|
|
5022 #ifdef AMIGA
|
|
|
5023 "amiga",
|
|
|
5024 # ifdef FEAT_ARP
|
|
|
5025 "arp",
|
|
|
5026 # endif
|
|
|
5027 #endif
|
|
|
5028 #ifdef __BEOS__
|
|
|
5029 "beos",
|
|
|
5030 #endif
|
|
|
5031 #ifdef MSDOS
|
|
|
5032 # ifdef DJGPP
|
|
|
5033 "dos32",
|
|
|
5034 # else
|
|
|
5035 "dos16",
|
|
|
5036 # endif
|
|
|
5037 #endif
|
|
|
5038 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
5039 "mac",
|
|
|
5040 #endif
|
|
|
5041 #if defined(MACOS_X_UNIX)
|
|
|
5042 "macunix",
|
|
|
5043 #endif
|
|
|
5044 #ifdef OS2
|
|
|
5045 "os2",
|
|
|
5046 #endif
|
|
|
5047 #ifdef __QNX__
|
|
|
5048 "qnx",
|
|
|
5049 #endif
|
|
|
5050 #ifdef RISCOS
|
|
|
5051 "riscos",
|
|
|
5052 #endif
|
|
|
5053 #ifdef UNIX
|
|
|
5054 "unix",
|
|
|
5055 #endif
|
|
|
5056 #ifdef VMS
|
|
|
5057 "vms",
|
|
|
5058 #endif
|
|
|
5059 #ifdef WIN16
|
|
|
5060 "win16",
|
|
|
5061 #endif
|
|
|
5062 #ifdef WIN32
|
|
|
5063 "win32",
|
|
|
5064 #endif
|
|
|
5065 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
5066 "win32unix",
|
|
|
5067 #endif
|
|
|
5068 #ifdef WIN64
|
|
|
5069 "win64",
|
|
|
5070 #endif
|
|
|
5071 #ifdef EBCDIC
|
|
|
5072 "ebcdic",
|
|
|
5073 #endif
|
|
|
5074 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
5075 "fname_case",
|
|
|
5076 #endif
|
|
|
5077 #ifdef FEAT_ARABIC
|
|
|
5078 "arabic",
|
|
|
5079 #endif
|
|
|
5080 #ifdef FEAT_AUTOCMD
|
|
|
5081 "autocmd",
|
|
|
5082 #endif
|
|
|
5083 #ifdef FEAT_BEVAL
|
|
|
5084 "balloon_eval",
|
|
|
5085 #endif
|
|
|
5086 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
5087 "builtin_terms",
|
|
|
5088 # ifdef ALL_BUILTIN_TCAPS
|
|
|
5089 "all_builtin_terms",
|
|
|
5090 # endif
|
|
|
5091 #endif
|
|
|
5092 #ifdef FEAT_BYTEOFF
|
|
|
5093 "byte_offset",
|
|
|
5094 #endif
|
|
|
5095 #ifdef FEAT_CINDENT
|
|
|
5096 "cindent",
|
|
|
5097 #endif
|
|
|
5098 #ifdef FEAT_CLIENTSERVER
|
|
|
5099 "clientserver",
|
|
|
5100 #endif
|
|
|
5101 #ifdef FEAT_CLIPBOARD
|
|
|
5102 "clipboard",
|
|
|
5103 #endif
|
|
|
5104 #ifdef FEAT_CMDL_COMPL
|
|
|
5105 "cmdline_compl",
|
|
|
5106 #endif
|
|
|
5107 #ifdef FEAT_CMDHIST
|
|
|
5108 "cmdline_hist",
|
|
|
5109 #endif
|
|
|
5110 #ifdef FEAT_COMMENTS
|
|
|
5111 "comments",
|
|
|
5112 #endif
|
|
|
5113 #ifdef FEAT_CRYPT
|
|
|
5114 "cryptv",
|
|
|
5115 #endif
|
|
|
5116 #ifdef FEAT_CSCOPE
|
|
|
5117 "cscope",
|
|
|
5118 #endif
|
|
|
5119 #ifdef DEBUG
|
|
|
5120 "debug",
|
|
|
5121 #endif
|
|
|
5122 #ifdef FEAT_CON_DIALOG
|
|
|
5123 "dialog_con",
|
|
|
5124 #endif
|
|
|
5125 #ifdef FEAT_GUI_DIALOG
|
|
|
5126 "dialog_gui",
|
|
|
5127 #endif
|
|
|
5128 #ifdef FEAT_DIFF
|
|
|
5129 "diff",
|
|
|
5130 #endif
|
|
|
5131 #ifdef FEAT_DIGRAPHS
|
|
|
5132 "digraphs",
|
|
|
5133 #endif
|
|
|
5134 #ifdef FEAT_DND
|
|
|
5135 "dnd",
|
|
|
5136 #endif
|
|
|
5137 #ifdef FEAT_EMACS_TAGS
|
|
|
5138 "emacs_tags",
|
|
|
5139 #endif
|
|
|
5140 "eval", /* always present, of course! */
|
|
|
5141 #ifdef FEAT_EX_EXTRA
|
|
|
5142 "ex_extra",
|
|
|
5143 #endif
|
|
|
5144 #ifdef FEAT_SEARCH_EXTRA
|
|
|
5145 "extra_search",
|
|
|
5146 #endif
|
|
|
5147 #ifdef FEAT_FKMAP
|
|
|
5148 "farsi",
|
|
|
5149 #endif
|
|
|
5150 #ifdef FEAT_SEARCHPATH
|
|
|
5151 "file_in_path",
|
|
|
5152 #endif
|
|
|
5153 #ifdef FEAT_FIND_ID
|
|
|
5154 "find_in_path",
|
|
|
5155 #endif
|
|
|
5156 #ifdef FEAT_FOLDING
|
|
|
5157 "folding",
|
|
|
5158 #endif
|
|
|
5159 #ifdef FEAT_FOOTER
|
|
|
5160 "footer",
|
|
|
5161 #endif
|
|
|
5162 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
5163 "fork",
|
|
|
5164 #endif
|
|
|
5165 #ifdef FEAT_GETTEXT
|
|
|
5166 "gettext",
|
|
|
5167 #endif
|
|
|
5168 #ifdef FEAT_GUI
|
|
|
5169 "gui",
|
|
|
5170 #endif
|
|
|
5171 #ifdef FEAT_GUI_ATHENA
|
|
|
5172 # ifdef FEAT_GUI_NEXTAW
|
|
|
5173 "gui_neXtaw",
|
|
|
5174 # else
|
|
|
5175 "gui_athena",
|
|
|
5176 # endif
|
|
|
5177 #endif
|
|
|
5178 #ifdef FEAT_GUI_BEOS
|
|
|
5179 "gui_beos",
|
|
|
5180 #endif
|
|
11
|
5181 #ifdef FEAT_GUI_KDE
|
|
|
5182 "gui_kde",
|
|
|
5183 #endif
|
|
7
|
5184 #ifdef FEAT_GUI_GTK
|
|
|
5185 "gui_gtk",
|
|
|
5186 # ifdef HAVE_GTK2
|
|
|
5187 "gui_gtk2",
|
|
|
5188 # endif
|
|
|
5189 #endif
|
|
|
5190 #ifdef FEAT_GUI_MAC
|
|
|
5191 "gui_mac",
|
|
|
5192 #endif
|
|
|
5193 #ifdef FEAT_GUI_MOTIF
|
|
|
5194 "gui_motif",
|
|
|
5195 #endif
|
|
|
5196 #ifdef FEAT_GUI_PHOTON
|
|
|
5197 "gui_photon",
|
|
|
5198 #endif
|
|
|
5199 #ifdef FEAT_GUI_W16
|
|
|
5200 "gui_win16",
|
|
|
5201 #endif
|
|
|
5202 #ifdef FEAT_GUI_W32
|
|
|
5203 "gui_win32",
|
|
|
5204 #endif
|
|
|
5205 #ifdef FEAT_HANGULIN
|
|
|
5206 "hangul_input",
|
|
|
5207 #endif
|
|
|
5208 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
5209 "iconv",
|
|
|
5210 #endif
|
|
|
5211 #ifdef FEAT_INS_EXPAND
|
|
|
5212 "insert_expand",
|
|
|
5213 #endif
|
|
|
5214 #ifdef FEAT_JUMPLIST
|
|
|
5215 "jumplist",
|
|
|
5216 #endif
|
|
|
5217 #ifdef FEAT_KEYMAP
|
|
|
5218 "keymap",
|
|
|
5219 #endif
|
|
|
5220 #ifdef FEAT_LANGMAP
|
|
|
5221 "langmap",
|
|
|
5222 #endif
|
|
|
5223 #ifdef FEAT_LIBCALL
|
|
|
5224 "libcall",
|
|
|
5225 #endif
|
|
|
5226 #ifdef FEAT_LINEBREAK
|
|
|
5227 "linebreak",
|
|
|
5228 #endif
|
|
|
5229 #ifdef FEAT_LISP
|
|
|
5230 "lispindent",
|
|
|
5231 #endif
|
|
|
5232 #ifdef FEAT_LISTCMDS
|
|
|
5233 "listcmds",
|
|
|
5234 #endif
|
|
|
5235 #ifdef FEAT_LOCALMAP
|
|
|
5236 "localmap",
|
|
|
5237 #endif
|
|
|
5238 #ifdef FEAT_MENU
|
|
|
5239 "menu",
|
|
|
5240 #endif
|
|
|
5241 #ifdef FEAT_SESSION
|
|
|
5242 "mksession",
|
|
|
5243 #endif
|
|
|
5244 #ifdef FEAT_MODIFY_FNAME
|
|
|
5245 "modify_fname",
|
|
|
5246 #endif
|
|
|
5247 #ifdef FEAT_MOUSE
|
|
|
5248 "mouse",
|
|
|
5249 #endif
|
|
|
5250 #ifdef FEAT_MOUSESHAPE
|
|
|
5251 "mouseshape",
|
|
|
5252 #endif
|
|
|
5253 #if defined(UNIX) || defined(VMS)
|
|
|
5254 # ifdef FEAT_MOUSE_DEC
|
|
|
5255 "mouse_dec",
|
|
|
5256 # endif
|
|
|
5257 # ifdef FEAT_MOUSE_GPM
|
|
|
5258 "mouse_gpm",
|
|
|
5259 # endif
|
|
|
5260 # ifdef FEAT_MOUSE_JSB
|
|
|
5261 "mouse_jsbterm",
|
|
|
5262 # endif
|
|
|
5263 # ifdef FEAT_MOUSE_NET
|
|
|
5264 "mouse_netterm",
|
|
|
5265 # endif
|
|
|
5266 # ifdef FEAT_MOUSE_PTERM
|
|
|
5267 "mouse_pterm",
|
|
|
5268 # endif
|
|
|
5269 # ifdef FEAT_MOUSE_XTERM
|
|
|
5270 "mouse_xterm",
|
|
|
5271 # endif
|
|
|
5272 #endif
|
|
|
5273 #ifdef FEAT_MBYTE
|
|
|
5274 "multi_byte",
|
|
|
5275 #endif
|
|
|
5276 #ifdef FEAT_MBYTE_IME
|
|
|
5277 "multi_byte_ime",
|
|
|
5278 #endif
|
|
|
5279 #ifdef FEAT_MULTI_LANG
|
|
|
5280 "multi_lang",
|
|
|
5281 #endif
|
|
14
|
5282 #ifdef FEAT_MZSCHEME
|
|
|
5283 "mzscheme",
|
|
|
5284 #endif
|
|
7
|
5285 #ifdef FEAT_OLE
|
|
|
5286 "ole",
|
|
|
5287 #endif
|
|
|
5288 #ifdef FEAT_OSFILETYPE
|
|
|
5289 "osfiletype",
|
|
|
5290 #endif
|
|
|
5291 #ifdef FEAT_PATH_EXTRA
|
|
|
5292 "path_extra",
|
|
|
5293 #endif
|
|
|
5294 #ifdef FEAT_PERL
|
|
|
5295 #ifndef DYNAMIC_PERL
|
|
|
5296 "perl",
|
|
|
5297 #endif
|
|
|
5298 #endif
|
|
|
5299 #ifdef FEAT_PYTHON
|
|
|
5300 #ifndef DYNAMIC_PYTHON
|
|
|
5301 "python",
|
|
|
5302 #endif
|
|
|
5303 #endif
|
|
|
5304 #ifdef FEAT_POSTSCRIPT
|
|
|
5305 "postscript",
|
|
|
5306 #endif
|
|
|
5307 #ifdef FEAT_PRINTER
|
|
|
5308 "printer",
|
|
|
5309 #endif
|
|
|
5310 #ifdef FEAT_QUICKFIX
|
|
|
5311 "quickfix",
|
|
|
5312 #endif
|
|
|
5313 #ifdef FEAT_RIGHTLEFT
|
|
|
5314 "rightleft",
|
|
|
5315 #endif
|
|
|
5316 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
5317 "ruby",
|
|
|
5318 #endif
|
|
|
5319 #ifdef FEAT_SCROLLBIND
|
|
|
5320 "scrollbind",
|
|
|
5321 #endif
|
|
|
5322 #ifdef FEAT_CMDL_INFO
|
|
|
5323 "showcmd",
|
|
|
5324 "cmdline_info",
|
|
|
5325 #endif
|
|
|
5326 #ifdef FEAT_SIGNS
|
|
|
5327 "signs",
|
|
|
5328 #endif
|
|
|
5329 #ifdef FEAT_SMARTINDENT
|
|
|
5330 "smartindent",
|
|
|
5331 #endif
|
|
|
5332 #ifdef FEAT_SNIFF
|
|
|
5333 "sniff",
|
|
|
5334 #endif
|
|
|
5335 #ifdef FEAT_STL_OPT
|
|
|
5336 "statusline",
|
|
|
5337 #endif
|
|
|
5338 #ifdef FEAT_SUN_WORKSHOP
|
|
|
5339 "sun_workshop",
|
|
|
5340 #endif
|
|
|
5341 #ifdef FEAT_NETBEANS_INTG
|
|
|
5342 "netbeans_intg",
|
|
|
5343 #endif
|
|
|
5344 #ifdef FEAT_SYN_HL
|
|
|
5345 "syntax",
|
|
|
5346 #endif
|
|
|
5347 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
5348 "system",
|
|
|
5349 #endif
|
|
|
5350 #ifdef FEAT_TAG_BINS
|
|
|
5351 "tag_binary",
|
|
|
5352 #endif
|
|
|
5353 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
5354 "tag_old_static",
|
|
|
5355 #endif
|
|
|
5356 #ifdef FEAT_TAG_ANYWHITE
|
|
|
5357 "tag_any_white",
|
|
|
5358 #endif
|
|
|
5359 #ifdef FEAT_TCL
|
|
|
5360 # ifndef DYNAMIC_TCL
|
|
|
5361 "tcl",
|
|
|
5362 # endif
|
|
|
5363 #endif
|
|
|
5364 #ifdef TERMINFO
|
|
|
5365 "terminfo",
|
|
|
5366 #endif
|
|
|
5367 #ifdef FEAT_TERMRESPONSE
|
|
|
5368 "termresponse",
|
|
|
5369 #endif
|
|
|
5370 #ifdef FEAT_TEXTOBJ
|
|
|
5371 "textobjects",
|
|
|
5372 #endif
|
|
|
5373 #ifdef HAVE_TGETENT
|
|
|
5374 "tgetent",
|
|
|
5375 #endif
|
|
|
5376 #ifdef FEAT_TITLE
|
|
|
5377 "title",
|
|
|
5378 #endif
|
|
|
5379 #ifdef FEAT_TOOLBAR
|
|
|
5380 "toolbar",
|
|
|
5381 #endif
|
|
|
5382 #ifdef FEAT_USR_CMDS
|
|
|
5383 "user-commands", /* was accidentally included in 5.4 */
|
|
|
5384 "user_commands",
|
|
|
5385 #endif
|
|
|
5386 #ifdef FEAT_VIMINFO
|
|
|
5387 "viminfo",
|
|
|
5388 #endif
|
|
|
5389 #ifdef FEAT_VERTSPLIT
|
|
|
5390 "vertsplit",
|
|
|
5391 #endif
|
|
|
5392 #ifdef FEAT_VIRTUALEDIT
|
|
|
5393 "virtualedit",
|
|
|
5394 #endif
|
|
|
5395 #ifdef FEAT_VISUAL
|
|
|
5396 "visual",
|
|
|
5397 #endif
|
|
|
5398 #ifdef FEAT_VISUALEXTRA
|
|
|
5399 "visualextra",
|
|
|
5400 #endif
|
|
|
5401 #ifdef FEAT_VREPLACE
|
|
|
5402 "vreplace",
|
|
|
5403 #endif
|
|
|
5404 #ifdef FEAT_WILDIGN
|
|
|
5405 "wildignore",
|
|
|
5406 #endif
|
|
|
5407 #ifdef FEAT_WILDMENU
|
|
|
5408 "wildmenu",
|
|
|
5409 #endif
|
|
|
5410 #ifdef FEAT_WINDOWS
|
|
|
5411 "windows",
|
|
|
5412 #endif
|
|
|
5413 #ifdef FEAT_WAK
|
|
|
5414 "winaltkeys",
|
|
|
5415 #endif
|
|
|
5416 #ifdef FEAT_WRITEBACKUP
|
|
|
5417 "writebackup",
|
|
|
5418 #endif
|
|
|
5419 #ifdef FEAT_XIM
|
|
|
5420 "xim",
|
|
|
5421 #endif
|
|
|
5422 #ifdef FEAT_XFONTSET
|
|
|
5423 "xfontset",
|
|
|
5424 #endif
|
|
|
5425 #ifdef USE_XSMP
|
|
|
5426 "xsmp",
|
|
|
5427 #endif
|
|
|
5428 #ifdef USE_XSMP_INTERACT
|
|
|
5429 "xsmp_interact",
|
|
|
5430 #endif
|
|
|
5431 #ifdef FEAT_XCLIPBOARD
|
|
|
5432 "xterm_clipboard",
|
|
|
5433 #endif
|
|
|
5434 #ifdef FEAT_XTERM_SAVE
|
|
|
5435 "xterm_save",
|
|
|
5436 #endif
|
|
|
5437 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
5438 "X11",
|
|
|
5439 #endif
|
|
|
5440 NULL
|
|
|
5441 };
|
|
|
5442
|
|
|
5443 name = get_var_string(&argvars[0]);
|
|
|
5444 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
5445 if (STRICMP(name, has_list[i]) == 0)
|
|
|
5446 {
|
|
|
5447 n = TRUE;
|
|
|
5448 break;
|
|
|
5449 }
|
|
|
5450
|
|
|
5451 if (n == FALSE)
|
|
|
5452 {
|
|
|
5453 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
5454 n = has_patch(atoi((char *)name + 5));
|
|
|
5455 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
5456 n = (starting != 0);
|
|
|
5457 #ifdef DYNAMIC_TCL
|
|
|
5458 else if (STRICMP(name, "tcl") == 0)
|
|
|
5459 n = tcl_enabled(FALSE);
|
|
|
5460 #endif
|
|
|
5461 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
5462 else if (STRICMP(name, "iconv") == 0)
|
|
|
5463 n = iconv_enabled(FALSE);
|
|
|
5464 #endif
|
|
|
5465 #ifdef DYNAMIC_RUBY
|
|
|
5466 else if (STRICMP(name, "ruby") == 0)
|
|
|
5467 n = ruby_enabled(FALSE);
|
|
|
5468 #endif
|
|
|
5469 #ifdef DYNAMIC_PYTHON
|
|
|
5470 else if (STRICMP(name, "python") == 0)
|
|
|
5471 n = python_enabled(FALSE);
|
|
|
5472 #endif
|
|
|
5473 #ifdef DYNAMIC_PERL
|
|
|
5474 else if (STRICMP(name, "perl") == 0)
|
|
|
5475 n = perl_enabled(FALSE);
|
|
|
5476 #endif
|
|
|
5477 #ifdef FEAT_GUI
|
|
|
5478 else if (STRICMP(name, "gui_running") == 0)
|
|
|
5479 n = (gui.in_use || gui.starting);
|
|
|
5480 # ifdef FEAT_GUI_W32
|
|
|
5481 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
5482 n = gui_is_win32s();
|
|
|
5483 # endif
|
|
|
5484 # ifdef FEAT_BROWSE
|
|
|
5485 else if (STRICMP(name, "browse") == 0)
|
|
|
5486 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
5487 # endif
|
|
|
5488 #endif
|
|
|
5489 #ifdef FEAT_SYN_HL
|
|
|
5490 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
5491 n = syntax_present(curbuf);
|
|
|
5492 #endif
|
|
|
5493 #if defined(WIN3264)
|
|
|
5494 else if (STRICMP(name, "win95") == 0)
|
|
|
5495 n = mch_windows95();
|
|
|
5496 #endif
|
|
|
5497 }
|
|
|
5498
|
|
|
5499 retvar->var_val.var_number = n;
|
|
|
5500 }
|
|
|
5501
|
|
|
5502 /*
|
|
|
5503 * "hasmapto()" function
|
|
|
5504 */
|
|
|
5505 static void
|
|
|
5506 f_hasmapto(argvars, retvar)
|
|
|
5507 VAR argvars;
|
|
|
5508 VAR retvar;
|
|
|
5509 {
|
|
|
5510 char_u *name;
|
|
|
5511 char_u *mode;
|
|
|
5512 char_u buf[NUMBUFLEN];
|
|
|
5513
|
|
|
5514 name = get_var_string(&argvars[0]);
|
|
|
5515 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5516 mode = (char_u *)"nvo";
|
|
|
5517 else
|
|
|
5518 mode = get_var_string_buf(&argvars[1], buf);
|
|
|
5519
|
|
|
5520 if (map_to_exists(name, mode))
|
|
|
5521 retvar->var_val.var_number = TRUE;
|
|
|
5522 else
|
|
|
5523 retvar->var_val.var_number = FALSE;
|
|
|
5524 }
|
|
|
5525
|
|
|
5526 /*
|
|
|
5527 * "histadd()" function
|
|
|
5528 */
|
|
|
5529 /*ARGSUSED*/
|
|
|
5530 static void
|
|
|
5531 f_histadd(argvars, retvar)
|
|
|
5532 VAR argvars;
|
|
|
5533 VAR retvar;
|
|
|
5534 {
|
|
|
5535 #ifdef FEAT_CMDHIST
|
|
|
5536 int histype;
|
|
|
5537 char_u *str;
|
|
|
5538 char_u buf[NUMBUFLEN];
|
|
|
5539 #endif
|
|
|
5540
|
|
|
5541 retvar->var_val.var_number = FALSE;
|
|
|
5542 if (check_restricted() || check_secure())
|
|
|
5543 return;
|
|
|
5544 #ifdef FEAT_CMDHIST
|
|
|
5545 histype = get_histtype(get_var_string(&argvars[0]));
|
|
|
5546 if (histype >= 0)
|
|
|
5547 {
|
|
|
5548 str = get_var_string_buf(&argvars[1], buf);
|
|
|
5549 if (*str != NUL)
|
|
|
5550 {
|
|
|
5551 add_to_history(histype, str, FALSE, NUL);
|
|
|
5552 retvar->var_val.var_number = TRUE;
|
|
|
5553 return;
|
|
|
5554 }
|
|
|
5555 }
|
|
|
5556 #endif
|
|
|
5557 }
|
|
|
5558
|
|
|
5559 /*
|
|
|
5560 * "histdel()" function
|
|
|
5561 */
|
|
|
5562 /*ARGSUSED*/
|
|
|
5563 static void
|
|
|
5564 f_histdel(argvars, retvar)
|
|
|
5565 VAR argvars;
|
|
|
5566 VAR retvar;
|
|
|
5567 {
|
|
|
5568 #ifdef FEAT_CMDHIST
|
|
|
5569 int n;
|
|
|
5570 char_u buf[NUMBUFLEN];
|
|
|
5571
|
|
|
5572 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5573 /* only one argument: clear entire history */
|
|
|
5574 n = clr_history(get_histtype(get_var_string(&argvars[0])));
|
|
|
5575 else if (argvars[1].var_type == VAR_NUMBER)
|
|
|
5576 /* index given: remove that entry */
|
|
|
5577 n = del_history_idx(get_histtype(get_var_string(&argvars[0])),
|
|
|
5578 (int)get_var_number(&argvars[1]));
|
|
|
5579 else
|
|
|
5580 /* string given: remove all matching entries */
|
|
|
5581 n = del_history_entry(get_histtype(get_var_string(&argvars[0])),
|
|
|
5582 get_var_string_buf(&argvars[1], buf));
|
|
|
5583 retvar->var_val.var_number = n;
|
|
|
5584 #else
|
|
|
5585 retvar->var_val.var_number = 0;
|
|
|
5586 #endif
|
|
|
5587 }
|
|
|
5588
|
|
|
5589 /*
|
|
|
5590 * "histget()" function
|
|
|
5591 */
|
|
|
5592 /*ARGSUSED*/
|
|
|
5593 static void
|
|
|
5594 f_histget(argvars, retvar)
|
|
|
5595 VAR argvars;
|
|
|
5596 VAR retvar;
|
|
|
5597 {
|
|
|
5598 #ifdef FEAT_CMDHIST
|
|
|
5599 int type;
|
|
|
5600 int idx;
|
|
|
5601
|
|
|
5602 type = get_histtype(get_var_string(&argvars[0]));
|
|
|
5603 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5604 idx = get_history_idx(type);
|
|
|
5605 else
|
|
|
5606 idx = (int)get_var_number(&argvars[1]);
|
|
|
5607 retvar->var_val.var_string = vim_strsave(get_history_entry(type, idx));
|
|
|
5608 #else
|
|
|
5609 retvar->var_val.var_string = NULL;
|
|
|
5610 #endif
|
|
|
5611 retvar->var_type = VAR_STRING;
|
|
|
5612 }
|
|
|
5613
|
|
|
5614 /*
|
|
|
5615 * "histnr()" function
|
|
|
5616 */
|
|
|
5617 /*ARGSUSED*/
|
|
|
5618 static void
|
|
|
5619 f_histnr(argvars, retvar)
|
|
|
5620 VAR argvars;
|
|
|
5621 VAR retvar;
|
|
|
5622 {
|
|
|
5623 int i;
|
|
|
5624
|
|
|
5625 #ifdef FEAT_CMDHIST
|
|
|
5626 i = get_histtype(get_var_string(&argvars[0]));
|
|
|
5627 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
5628 i = get_history_idx(i);
|
|
|
5629 else
|
|
|
5630 #endif
|
|
|
5631 i = -1;
|
|
|
5632 retvar->var_val.var_number = i;
|
|
|
5633 }
|
|
|
5634
|
|
|
5635 /*
|
|
|
5636 * "highlight_exists()" function
|
|
|
5637 */
|
|
|
5638 static void
|
|
|
5639 f_hlexists(argvars, retvar)
|
|
|
5640 VAR argvars;
|
|
|
5641 VAR retvar;
|
|
|
5642 {
|
|
|
5643 retvar->var_val.var_number = highlight_exists(get_var_string(&argvars[0]));
|
|
|
5644 }
|
|
|
5645
|
|
|
5646 /*
|
|
|
5647 * "highlightID(name)" function
|
|
|
5648 */
|
|
|
5649 static void
|
|
|
5650 f_hlID(argvars, retvar)
|
|
|
5651 VAR argvars;
|
|
|
5652 VAR retvar;
|
|
|
5653 {
|
|
|
5654 retvar->var_val.var_number = syn_name2id(get_var_string(&argvars[0]));
|
|
|
5655 }
|
|
|
5656
|
|
|
5657 /*
|
|
|
5658 * "hostname()" function
|
|
|
5659 */
|
|
|
5660 /*ARGSUSED*/
|
|
|
5661 static void
|
|
|
5662 f_hostname(argvars, retvar)
|
|
|
5663 VAR argvars;
|
|
|
5664 VAR retvar;
|
|
|
5665 {
|
|
|
5666 char_u hostname[256];
|
|
|
5667
|
|
|
5668 mch_get_host_name(hostname, 256);
|
|
|
5669 retvar->var_type = VAR_STRING;
|
|
|
5670 retvar->var_val.var_string = vim_strsave(hostname);
|
|
|
5671 }
|
|
|
5672
|
|
|
5673 /*
|
|
|
5674 * iconv() function
|
|
|
5675 */
|
|
|
5676 /*ARGSUSED*/
|
|
|
5677 static void
|
|
|
5678 f_iconv(argvars, retvar)
|
|
|
5679 VAR argvars;
|
|
|
5680 VAR retvar;
|
|
|
5681 {
|
|
|
5682 #ifdef FEAT_MBYTE
|
|
|
5683 char_u buf1[NUMBUFLEN];
|
|
|
5684 char_u buf2[NUMBUFLEN];
|
|
|
5685 char_u *from, *to, *str;
|
|
|
5686 vimconv_T vimconv;
|
|
|
5687 #endif
|
|
|
5688
|
|
|
5689 retvar->var_type = VAR_STRING;
|
|
|
5690 retvar->var_val.var_string = NULL;
|
|
|
5691
|
|
|
5692 #ifdef FEAT_MBYTE
|
|
|
5693 str = get_var_string(&argvars[0]);
|
|
|
5694 from = enc_canonize(enc_skip(get_var_string_buf(&argvars[1], buf1)));
|
|
|
5695 to = enc_canonize(enc_skip(get_var_string_buf(&argvars[2], buf2)));
|
|
|
5696 vimconv.vc_type = CONV_NONE;
|
|
|
5697 convert_setup(&vimconv, from, to);
|
|
|
5698
|
|
|
5699 /* If the encodings are equal, no conversion needed. */
|
|
|
5700 if (vimconv.vc_type == CONV_NONE)
|
|
|
5701 retvar->var_val.var_string = vim_strsave(str);
|
|
|
5702 else
|
|
|
5703 retvar->var_val.var_string = string_convert(&vimconv, str, NULL);
|
|
|
5704
|
|
|
5705 convert_setup(&vimconv, NULL, NULL);
|
|
|
5706 vim_free(from);
|
|
|
5707 vim_free(to);
|
|
|
5708 #endif
|
|
|
5709 }
|
|
|
5710
|
|
|
5711 /*
|
|
|
5712 * "indent()" function
|
|
|
5713 */
|
|
|
5714 static void
|
|
|
5715 f_indent(argvars, retvar)
|
|
|
5716 VAR argvars;
|
|
|
5717 VAR retvar;
|
|
|
5718 {
|
|
|
5719 linenr_T lnum;
|
|
|
5720
|
|
|
5721 lnum = get_var_lnum(argvars);
|
|
|
5722 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5723 retvar->var_val.var_number = get_indent_lnum(lnum);
|
|
|
5724 else
|
|
|
5725 retvar->var_val.var_number = -1;
|
|
|
5726 }
|
|
|
5727
|
|
|
5728 static int inputsecret_flag = 0;
|
|
|
5729
|
|
|
5730 /*
|
|
|
5731 * "input()" function
|
|
|
5732 * Also handles inputsecret() when inputsecret is set.
|
|
|
5733 */
|
|
|
5734 static void
|
|
|
5735 f_input(argvars, retvar)
|
|
|
5736 VAR argvars;
|
|
|
5737 VAR retvar;
|
|
|
5738 {
|
|
|
5739 char_u *prompt = get_var_string(&argvars[0]);
|
|
|
5740 char_u *p = NULL;
|
|
|
5741 int c;
|
|
|
5742 char_u buf[NUMBUFLEN];
|
|
|
5743 int cmd_silent_save = cmd_silent;
|
|
|
5744
|
|
|
5745 retvar->var_type = VAR_STRING;
|
|
|
5746
|
|
|
5747 #ifdef NO_CONSOLE_INPUT
|
|
|
5748 /* While starting up, there is no place to enter text. */
|
|
|
5749 if (no_console_input())
|
|
|
5750 {
|
|
|
5751 retvar->var_val.var_string = NULL;
|
|
|
5752 return;
|
|
|
5753 }
|
|
|
5754 #endif
|
|
|
5755
|
|
|
5756 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
5757 if (prompt != NULL)
|
|
|
5758 {
|
|
|
5759 /* Only the part of the message after the last NL is considered as
|
|
|
5760 * prompt for the command line */
|
|
|
5761 p = vim_strrchr(prompt, '\n');
|
|
|
5762 if (p == NULL)
|
|
|
5763 p = prompt;
|
|
|
5764 else
|
|
|
5765 {
|
|
|
5766 ++p;
|
|
|
5767 c = *p;
|
|
|
5768 *p = NUL;
|
|
|
5769 msg_start();
|
|
|
5770 msg_clr_eos();
|
|
|
5771 msg_puts_attr(prompt, echo_attr);
|
|
|
5772 msg_didout = FALSE;
|
|
|
5773 msg_starthere();
|
|
|
5774 *p = c;
|
|
|
5775 }
|
|
|
5776 cmdline_row = msg_row;
|
|
|
5777 }
|
|
|
5778
|
|
|
5779 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5780 stuffReadbuffSpec(get_var_string_buf(&argvars[1], buf));
|
|
|
5781
|
|
|
5782 retvar->var_val.var_string =
|
|
|
5783 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
5784
|
|
|
5785 /* since the user typed this, no need to wait for return */
|
|
|
5786 need_wait_return = FALSE;
|
|
|
5787 msg_didout = FALSE;
|
|
|
5788 cmd_silent = cmd_silent_save;
|
|
|
5789 }
|
|
|
5790
|
|
|
5791 /*
|
|
|
5792 * "inputdialog()" function
|
|
|
5793 */
|
|
|
5794 static void
|
|
|
5795 f_inputdialog(argvars, retvar)
|
|
|
5796 VAR argvars;
|
|
|
5797 VAR retvar;
|
|
|
5798 {
|
|
|
5799 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
5800 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
5801 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
5802 {
|
|
|
5803 char_u *message;
|
|
|
5804 char_u buf[NUMBUFLEN];
|
|
|
5805
|
|
|
5806 message = get_var_string(&argvars[0]);
|
|
|
5807 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5808 {
|
|
|
5809 STRNCPY(IObuff, get_var_string_buf(&argvars[1], buf), IOSIZE);
|
|
|
5810 IObuff[IOSIZE - 1] = NUL;
|
|
|
5811 }
|
|
|
5812 else
|
|
|
5813 IObuff[0] = NUL;
|
|
|
5814 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
5815 1, IObuff) == 1)
|
|
|
5816 retvar->var_val.var_string = vim_strsave(IObuff);
|
|
|
5817 else
|
|
|
5818 {
|
|
|
5819 if (argvars[1].var_type != VAR_UNKNOWN
|
|
|
5820 && argvars[2].var_type != VAR_UNKNOWN)
|
|
|
5821 retvar->var_val.var_string = vim_strsave(
|
|
|
5822 get_var_string_buf(&argvars[2], buf));
|
|
|
5823 else
|
|
|
5824 retvar->var_val.var_string = NULL;
|
|
|
5825 }
|
|
|
5826 retvar->var_type = VAR_STRING;
|
|
|
5827 }
|
|
|
5828 else
|
|
|
5829 #endif
|
|
|
5830 f_input(argvars, retvar);
|
|
|
5831 }
|
|
|
5832
|
|
|
5833 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
5834
|
|
|
5835 /*
|
|
|
5836 * "inputrestore()" function
|
|
|
5837 */
|
|
|
5838 /*ARGSUSED*/
|
|
|
5839 static void
|
|
|
5840 f_inputrestore(argvars, retvar)
|
|
|
5841 VAR argvars;
|
|
|
5842 VAR retvar;
|
|
|
5843 {
|
|
|
5844 if (ga_userinput.ga_len > 0)
|
|
|
5845 {
|
|
|
5846 --ga_userinput.ga_len;
|
|
|
5847 ++ga_userinput.ga_room;
|
|
|
5848 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
5849 + ga_userinput.ga_len);
|
|
|
5850 retvar->var_val.var_number = 0; /* OK */
|
|
|
5851 }
|
|
|
5852 else if (p_verbose > 1)
|
|
|
5853 {
|
|
|
5854 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
|
5855 retvar->var_val.var_number = 1; /* Failed */
|
|
|
5856 }
|
|
|
5857 }
|
|
|
5858
|
|
|
5859 /*
|
|
|
5860 * "inputsave()" function
|
|
|
5861 */
|
|
|
5862 /*ARGSUSED*/
|
|
|
5863 static void
|
|
|
5864 f_inputsave(argvars, retvar)
|
|
|
5865 VAR argvars;
|
|
|
5866 VAR retvar;
|
|
|
5867 {
|
|
|
5868 /* Add an entry to the stack of typehead storage. */
|
|
|
5869 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
5870 {
|
|
|
5871 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
5872 + ga_userinput.ga_len);
|
|
|
5873 ++ga_userinput.ga_len;
|
|
|
5874 --ga_userinput.ga_room;
|
|
|
5875 retvar->var_val.var_number = 0; /* OK */
|
|
|
5876 }
|
|
|
5877 else
|
|
|
5878 retvar->var_val.var_number = 1; /* Failed */
|
|
|
5879 }
|
|
|
5880
|
|
|
5881 /*
|
|
|
5882 * "inputsecret()" function
|
|
|
5883 */
|
|
|
5884 static void
|
|
|
5885 f_inputsecret(argvars, retvar)
|
|
|
5886 VAR argvars;
|
|
|
5887 VAR retvar;
|
|
|
5888 {
|
|
|
5889 ++cmdline_star;
|
|
|
5890 ++inputsecret_flag;
|
|
|
5891 f_input(argvars, retvar);
|
|
|
5892 --cmdline_star;
|
|
|
5893 --inputsecret_flag;
|
|
|
5894 }
|
|
|
5895
|
|
|
5896 /*
|
|
|
5897 * "isdirectory()" function
|
|
|
5898 */
|
|
|
5899 static void
|
|
|
5900 f_isdirectory(argvars, retvar)
|
|
|
5901 VAR argvars;
|
|
|
5902 VAR retvar;
|
|
|
5903 {
|
|
|
5904 retvar->var_val.var_number = mch_isdir(get_var_string(&argvars[0]));
|
|
|
5905 }
|
|
|
5906
|
|
|
5907 /*
|
|
|
5908 * "last_buffer_nr()" function.
|
|
|
5909 */
|
|
|
5910 /*ARGSUSED*/
|
|
|
5911 static void
|
|
|
5912 f_last_buffer_nr(argvars, retvar)
|
|
|
5913 VAR argvars;
|
|
|
5914 VAR retvar;
|
|
|
5915 {
|
|
|
5916 int n = 0;
|
|
|
5917 buf_T *buf;
|
|
|
5918
|
|
|
5919 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5920 if (n < buf->b_fnum)
|
|
|
5921 n = buf->b_fnum;
|
|
|
5922
|
|
|
5923 retvar->var_val.var_number = n;
|
|
|
5924 }
|
|
|
5925
|
|
|
5926 /*
|
|
|
5927 * "line(string)" function
|
|
|
5928 */
|
|
|
5929 static void
|
|
|
5930 f_line(argvars, retvar)
|
|
|
5931 VAR argvars;
|
|
|
5932 VAR retvar;
|
|
|
5933 {
|
|
|
5934 linenr_T lnum = 0;
|
|
|
5935 pos_T *fp;
|
|
|
5936
|
|
|
5937 fp = var2fpos(&argvars[0], TRUE);
|
|
|
5938 if (fp != NULL)
|
|
|
5939 lnum = fp->lnum;
|
|
|
5940 retvar->var_val.var_number = lnum;
|
|
|
5941 }
|
|
|
5942
|
|
|
5943 /*
|
|
|
5944 * "line2byte(lnum)" function
|
|
|
5945 */
|
|
|
5946 /*ARGSUSED*/
|
|
|
5947 static void
|
|
|
5948 f_line2byte(argvars, retvar)
|
|
|
5949 VAR argvars;
|
|
|
5950 VAR retvar;
|
|
|
5951 {
|
|
|
5952 #ifndef FEAT_BYTEOFF
|
|
|
5953 retvar->var_val.var_number = -1;
|
|
|
5954 #else
|
|
|
5955 linenr_T lnum;
|
|
|
5956
|
|
|
5957 lnum = get_var_lnum(argvars);
|
|
|
5958 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
|
5959 retvar->var_val.var_number = -1;
|
|
|
5960 else
|
|
|
5961 retvar->var_val.var_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
5962 if (retvar->var_val.var_number >= 0)
|
|
|
5963 ++retvar->var_val.var_number;
|
|
|
5964 #endif
|
|
|
5965 }
|
|
|
5966
|
|
|
5967 /*
|
|
|
5968 * "lispindent(lnum)" function
|
|
|
5969 */
|
|
|
5970 static void
|
|
|
5971 f_lispindent(argvars, retvar)
|
|
|
5972 VAR argvars;
|
|
|
5973 VAR retvar;
|
|
|
5974 {
|
|
|
5975 #ifdef FEAT_LISP
|
|
|
5976 pos_T pos;
|
|
|
5977 linenr_T lnum;
|
|
|
5978
|
|
|
5979 pos = curwin->w_cursor;
|
|
|
5980 lnum = get_var_lnum(argvars);
|
|
|
5981 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5982 {
|
|
|
5983 curwin->w_cursor.lnum = lnum;
|
|
|
5984 retvar->var_val.var_number = get_lisp_indent();
|
|
|
5985 curwin->w_cursor = pos;
|
|
|
5986 }
|
|
|
5987 else
|
|
|
5988 #endif
|
|
|
5989 retvar->var_val.var_number = -1;
|
|
|
5990 }
|
|
|
5991
|
|
|
5992 /*
|
|
|
5993 * "localtime()" function
|
|
|
5994 */
|
|
|
5995 /*ARGSUSED*/
|
|
|
5996 static void
|
|
|
5997 f_localtime(argvars, retvar)
|
|
|
5998 VAR argvars;
|
|
|
5999 VAR retvar;
|
|
|
6000 {
|
|
|
6001 retvar->var_val.var_number = (varnumber_T)time(NULL);
|
|
|
6002 }
|
|
|
6003
|
|
|
6004 /*
|
|
|
6005 * "maparg()" function
|
|
|
6006 */
|
|
|
6007 static void
|
|
|
6008 f_maparg(argvars, retvar)
|
|
|
6009 VAR argvars;
|
|
|
6010 VAR retvar;
|
|
|
6011 {
|
|
|
6012 get_maparg(argvars, retvar, TRUE);
|
|
|
6013 }
|
|
|
6014
|
|
|
6015 /*
|
|
|
6016 * "mapcheck()" function
|
|
|
6017 */
|
|
|
6018 static void
|
|
|
6019 f_mapcheck(argvars, retvar)
|
|
|
6020 VAR argvars;
|
|
|
6021 VAR retvar;
|
|
|
6022 {
|
|
|
6023 get_maparg(argvars, retvar, FALSE);
|
|
|
6024 }
|
|
|
6025
|
|
|
6026 static void
|
|
|
6027 get_maparg(argvars, retvar, exact)
|
|
|
6028 VAR argvars;
|
|
|
6029 VAR retvar;
|
|
|
6030 int exact;
|
|
|
6031 {
|
|
|
6032 char_u *keys;
|
|
|
6033 char_u *which;
|
|
|
6034 char_u buf[NUMBUFLEN];
|
|
|
6035 char_u *keys_buf = NULL;
|
|
|
6036 char_u *rhs;
|
|
|
6037 int mode;
|
|
|
6038 garray_T ga;
|
|
|
6039
|
|
|
6040 /* return empty string for failure */
|
|
|
6041 retvar->var_type = VAR_STRING;
|
|
|
6042 retvar->var_val.var_string = NULL;
|
|
|
6043
|
|
|
6044 keys = get_var_string(&argvars[0]);
|
|
|
6045 if (*keys == NUL)
|
|
|
6046 return;
|
|
|
6047
|
|
|
6048 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
6049 which = get_var_string_buf(&argvars[1], buf);
|
|
|
6050 else
|
|
|
6051 which = (char_u *)"";
|
|
|
6052 mode = get_map_mode(&which, 0);
|
|
|
6053
|
|
|
6054 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
6055 rhs = check_map(keys, mode, exact);
|
|
|
6056 vim_free(keys_buf);
|
|
|
6057 if (rhs != NULL)
|
|
|
6058 {
|
|
|
6059 ga_init(&ga);
|
|
|
6060 ga.ga_itemsize = 1;
|
|
|
6061 ga.ga_growsize = 40;
|
|
|
6062
|
|
|
6063 while (*rhs != NUL)
|
|
|
6064 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
6065
|
|
|
6066 ga_append(&ga, NUL);
|
|
|
6067 retvar->var_val.var_string = (char_u *)ga.ga_data;
|
|
|
6068 }
|
|
|
6069 }
|
|
|
6070
|
|
|
6071 /*
|
|
|
6072 * "match()" function
|
|
|
6073 */
|
|
|
6074 static void
|
|
|
6075 f_match(argvars, retvar)
|
|
|
6076 VAR argvars;
|
|
|
6077 VAR retvar;
|
|
|
6078 {
|
|
|
6079 find_some_match(argvars, retvar, 1);
|
|
|
6080 }
|
|
|
6081
|
|
|
6082 /*
|
|
|
6083 * "matchend()" function
|
|
|
6084 */
|
|
|
6085 static void
|
|
|
6086 f_matchend(argvars, retvar)
|
|
|
6087 VAR argvars;
|
|
|
6088 VAR retvar;
|
|
|
6089 {
|
|
|
6090 find_some_match(argvars, retvar, 0);
|
|
|
6091 }
|
|
|
6092
|
|
|
6093 /*
|
|
|
6094 * "matchstr()" function
|
|
|
6095 */
|
|
|
6096 static void
|
|
|
6097 f_matchstr(argvars, retvar)
|
|
|
6098 VAR argvars;
|
|
|
6099 VAR retvar;
|
|
|
6100 {
|
|
|
6101 find_some_match(argvars, retvar, 2);
|
|
|
6102 }
|
|
|
6103
|
|
|
6104 static void
|
|
|
6105 find_some_match(argvars, retvar, type)
|
|
|
6106 VAR argvars;
|
|
|
6107 VAR retvar;
|
|
|
6108 int type;
|
|
|
6109 {
|
|
|
6110 char_u *str;
|
|
19
|
6111 char_u *expr;
|
|
7
|
6112 char_u *pat;
|
|
|
6113 regmatch_T regmatch;
|
|
|
6114 char_u patbuf[NUMBUFLEN];
|
|
|
6115 char_u *save_cpo;
|
|
|
6116 long start = 0;
|
|
19
|
6117 long nth = 1;
|
|
|
6118 int match;
|
|
7
|
6119
|
|
|
6120 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
6121 save_cpo = p_cpo;
|
|
|
6122 p_cpo = (char_u *)"";
|
|
|
6123
|
|
19
|
6124 expr = str = get_var_string(&argvars[0]);
|
|
7
|
6125 pat = get_var_string_buf(&argvars[1], patbuf);
|
|
|
6126
|
|
|
6127 if (type == 2)
|
|
|
6128 {
|
|
|
6129 retvar->var_type = VAR_STRING;
|
|
|
6130 retvar->var_val.var_string = NULL;
|
|
|
6131 }
|
|
|
6132 else
|
|
|
6133 retvar->var_val.var_number = -1;
|
|
|
6134
|
|
|
6135 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
6136 {
|
|
|
6137 start = get_var_number(&argvars[2]);
|
|
|
6138 if (start < 0)
|
|
|
6139 start = 0;
|
|
|
6140 if (start > (long)STRLEN(str))
|
|
|
6141 goto theend;
|
|
|
6142 str += start;
|
|
19
|
6143
|
|
|
6144 if (argvars[3].var_type != VAR_UNKNOWN)
|
|
|
6145 nth = get_var_number(&argvars[3]);
|
|
7
|
6146 }
|
|
|
6147
|
|
|
6148 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
6149 if (regmatch.regprog != NULL)
|
|
|
6150 {
|
|
|
6151 regmatch.rm_ic = p_ic;
|
|
19
|
6152
|
|
|
6153 while (1)
|
|
|
6154 {
|
|
|
6155 match = vim_regexec_nl(®match, str, (colnr_T)0);
|
|
|
6156 if (!match || --nth <= 0)
|
|
|
6157 break;
|
|
|
6158 /* Advance to just after the match. */
|
|
|
6159 #ifdef FEAT_MBYTE
|
|
|
6160 str = regmatch.startp[0] + mb_ptr2len_check(regmatch.startp[0]);
|
|
|
6161 #else
|
|
|
6162 str = regmatch.startp[0] + 1;
|
|
|
6163 #endif
|
|
|
6164 }
|
|
|
6165
|
|
|
6166 if (match)
|
|
7
|
6167 {
|
|
|
6168 if (type == 2)
|
|
|
6169 retvar->var_val.var_string = vim_strnsave(regmatch.startp[0],
|
|
|
6170 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
6171 else
|
|
|
6172 {
|
|
|
6173 if (type != 0)
|
|
|
6174 retvar->var_val.var_number =
|
|
|
6175 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
6176 else
|
|
|
6177 retvar->var_val.var_number =
|
|
|
6178 (varnumber_T)(regmatch.endp[0] - str);
|
|
19
|
6179 retvar->var_val.var_number += str - expr;
|
|
7
|
6180 }
|
|
|
6181 }
|
|
|
6182 vim_free(regmatch.regprog);
|
|
|
6183 }
|
|
|
6184
|
|
|
6185 theend:
|
|
|
6186 p_cpo = save_cpo;
|
|
|
6187 }
|
|
|
6188
|
|
|
6189 /*
|
|
|
6190 * "mode()" function
|
|
|
6191 */
|
|
|
6192 /*ARGSUSED*/
|
|
|
6193 static void
|
|
|
6194 f_mode(argvars, retvar)
|
|
|
6195 VAR argvars;
|
|
|
6196 VAR retvar;
|
|
|
6197 {
|
|
|
6198 char_u buf[2];
|
|
|
6199
|
|
|
6200 #ifdef FEAT_VISUAL
|
|
|
6201 if (VIsual_active)
|
|
|
6202 {
|
|
|
6203 if (VIsual_select)
|
|
|
6204 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
6205 else
|
|
|
6206 buf[0] = VIsual_mode;
|
|
|
6207 }
|
|
|
6208 else
|
|
|
6209 #endif
|
|
|
6210 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
6211 buf[0] = 'r';
|
|
|
6212 else if (State & INSERT)
|
|
|
6213 {
|
|
|
6214 if (State & REPLACE_FLAG)
|
|
|
6215 buf[0] = 'R';
|
|
|
6216 else
|
|
|
6217 buf[0] = 'i';
|
|
|
6218 }
|
|
|
6219 else if (State & CMDLINE)
|
|
|
6220 buf[0] = 'c';
|
|
|
6221 else
|
|
|
6222 buf[0] = 'n';
|
|
|
6223
|
|
|
6224 buf[1] = NUL;
|
|
|
6225 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
6226 retvar->var_type = VAR_STRING;
|
|
|
6227 }
|
|
|
6228
|
|
|
6229 /*
|
|
|
6230 * "nr2char()" function
|
|
|
6231 */
|
|
|
6232 static void
|
|
|
6233 f_nr2char(argvars, retvar)
|
|
|
6234 VAR argvars;
|
|
|
6235 VAR retvar;
|
|
|
6236 {
|
|
|
6237 char_u buf[NUMBUFLEN];
|
|
|
6238
|
|
|
6239 #ifdef FEAT_MBYTE
|
|
|
6240 if (has_mbyte)
|
|
|
6241 buf[(*mb_char2bytes)((int)get_var_number(&argvars[0]), buf)] = NUL;
|
|
|
6242 else
|
|
|
6243 #endif
|
|
|
6244 {
|
|
|
6245 buf[0] = (char_u)get_var_number(&argvars[0]);
|
|
|
6246 buf[1] = NUL;
|
|
|
6247 }
|
|
|
6248 retvar->var_type = VAR_STRING;
|
|
|
6249 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
6250 }
|
|
|
6251
|
|
|
6252 /*
|
|
|
6253 * "rename({from}, {to})" function
|
|
|
6254 */
|
|
|
6255 static void
|
|
|
6256 f_rename(argvars, retvar)
|
|
|
6257 VAR argvars;
|
|
|
6258 VAR retvar;
|
|
|
6259 {
|
|
|
6260 char_u buf[NUMBUFLEN];
|
|
|
6261
|
|
|
6262 if (check_restricted() || check_secure())
|
|
|
6263 retvar->var_val.var_number = -1;
|
|
|
6264 else
|
|
|
6265 retvar->var_val.var_number = vim_rename(get_var_string(&argvars[0]),
|
|
|
6266 get_var_string_buf(&argvars[1], buf));
|
|
|
6267 }
|
|
|
6268
|
|
|
6269 /*
|
|
|
6270 * "resolve()" function
|
|
|
6271 */
|
|
|
6272 static void
|
|
|
6273 f_resolve(argvars, retvar)
|
|
|
6274 VAR argvars;
|
|
|
6275 VAR retvar;
|
|
|
6276 {
|
|
|
6277 char_u *p;
|
|
|
6278
|
|
|
6279 p = get_var_string(&argvars[0]);
|
|
|
6280 #ifdef FEAT_SHORTCUT
|
|
|
6281 {
|
|
|
6282 char_u *v = NULL;
|
|
|
6283
|
|
|
6284 v = mch_resolve_shortcut(p);
|
|
|
6285 if (v != NULL)
|
|
|
6286 retvar->var_val.var_string = v;
|
|
|
6287 else
|
|
|
6288 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6289 }
|
|
|
6290 #else
|
|
|
6291 # ifdef HAVE_READLINK
|
|
|
6292 {
|
|
|
6293 char_u buf[MAXPATHL + 1];
|
|
|
6294 char_u *cpy;
|
|
|
6295 int len;
|
|
|
6296 char_u *remain = NULL;
|
|
|
6297 char_u *q;
|
|
|
6298 int is_relative_to_current = FALSE;
|
|
|
6299 int has_trailing_pathsep = FALSE;
|
|
|
6300 int limit = 100;
|
|
|
6301
|
|
|
6302 p = vim_strsave(p);
|
|
|
6303
|
|
|
6304 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
6305 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
6306 is_relative_to_current = TRUE;
|
|
|
6307
|
|
|
6308 len = STRLEN(p);
|
|
|
6309 if (len > 0 && vim_ispathsep(p[len-1]))
|
|
|
6310 has_trailing_pathsep = TRUE;
|
|
|
6311
|
|
|
6312 q = getnextcomp(p);
|
|
|
6313 if (*q != NUL)
|
|
|
6314 {
|
|
|
6315 /* Separate the first path component in "p", and keep the
|
|
|
6316 * remainder (beginning with the path separator). */
|
|
|
6317 remain = vim_strsave(q - 1);
|
|
|
6318 q[-1] = NUL;
|
|
|
6319 }
|
|
|
6320
|
|
|
6321 for (;;)
|
|
|
6322 {
|
|
|
6323 for (;;)
|
|
|
6324 {
|
|
|
6325 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
6326 if (len <= 0)
|
|
|
6327 break;
|
|
|
6328 buf[len] = NUL;
|
|
|
6329
|
|
|
6330 if (limit-- == 0)
|
|
|
6331 {
|
|
|
6332 vim_free(p);
|
|
|
6333 vim_free(remain);
|
|
|
6334 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
|
6335 retvar->var_val.var_string = NULL;
|
|
|
6336 goto fail;
|
|
|
6337 }
|
|
|
6338
|
|
|
6339 /* Ensure that the result will have a trailing path separator
|
|
|
6340 * if the argument has one. */
|
|
|
6341 if (remain == NULL && has_trailing_pathsep)
|
|
|
6342 add_pathsep(buf);
|
|
|
6343
|
|
|
6344 /* Separate the first path component in the link value and
|
|
|
6345 * concatenate the remainders. */
|
|
|
6346 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
6347 if (*q != NUL)
|
|
|
6348 {
|
|
|
6349 if (remain == NULL)
|
|
|
6350 remain = vim_strsave(q - 1);
|
|
|
6351 else
|
|
|
6352 {
|
|
|
6353 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
6354 if (cpy != NULL)
|
|
|
6355 {
|
|
|
6356 STRCAT(cpy, remain);
|
|
|
6357 vim_free(remain);
|
|
|
6358 remain = cpy;
|
|
|
6359 }
|
|
|
6360 }
|
|
|
6361 q[-1] = NUL;
|
|
|
6362 }
|
|
|
6363
|
|
|
6364 q = gettail(p);
|
|
|
6365 if (q > p && *q == NUL)
|
|
|
6366 {
|
|
|
6367 /* Ignore trailing path separator. */
|
|
|
6368 q[-1] = NUL;
|
|
|
6369 q = gettail(p);
|
|
|
6370 }
|
|
|
6371 if (q > p && !mch_isFullName(buf))
|
|
|
6372 {
|
|
|
6373 /* symlink is relative to directory of argument */
|
|
|
6374 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
6375 if (cpy != NULL)
|
|
|
6376 {
|
|
|
6377 STRCPY(cpy, p);
|
|
|
6378 STRCPY(gettail(cpy), buf);
|
|
|
6379 vim_free(p);
|
|
|
6380 p = cpy;
|
|
|
6381 }
|
|
|
6382 }
|
|
|
6383 else
|
|
|
6384 {
|
|
|
6385 vim_free(p);
|
|
|
6386 p = vim_strsave(buf);
|
|
|
6387 }
|
|
|
6388 }
|
|
|
6389
|
|
|
6390 if (remain == NULL)
|
|
|
6391 break;
|
|
|
6392
|
|
|
6393 /* Append the first path component of "remain" to "p". */
|
|
|
6394 q = getnextcomp(remain + 1);
|
|
|
6395 len = q - remain - (*q != NUL);
|
|
|
6396 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
6397 if (cpy != NULL)
|
|
|
6398 {
|
|
|
6399 STRNCAT(cpy, remain, len);
|
|
|
6400 vim_free(p);
|
|
|
6401 p = cpy;
|
|
|
6402 }
|
|
|
6403 /* Shorten "remain". */
|
|
|
6404 if (*q != NUL)
|
|
|
6405 STRCPY(remain, q - 1);
|
|
|
6406 else
|
|
|
6407 {
|
|
|
6408 vim_free(remain);
|
|
|
6409 remain = NULL;
|
|
|
6410 }
|
|
|
6411 }
|
|
|
6412
|
|
|
6413 /* If the result is a relative path name, make it explicitly relative to
|
|
|
6414 * the current directory if and only if the argument had this form. */
|
|
|
6415 if (!vim_ispathsep(*p))
|
|
|
6416 {
|
|
|
6417 if (is_relative_to_current
|
|
|
6418 && *p != NUL
|
|
|
6419 && !(p[0] == '.'
|
|
|
6420 && (p[1] == NUL
|
|
|
6421 || vim_ispathsep(p[1])
|
|
|
6422 || (p[1] == '.'
|
|
|
6423 && (p[2] == NUL
|
|
|
6424 || vim_ispathsep(p[2]))))))
|
|
|
6425 {
|
|
|
6426 /* Prepend "./". */
|
|
|
6427 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
6428 if (cpy != NULL)
|
|
|
6429 {
|
|
|
6430 STRCAT(cpy, p);
|
|
|
6431 vim_free(p);
|
|
|
6432 p = cpy;
|
|
|
6433 }
|
|
|
6434 }
|
|
|
6435 else if (!is_relative_to_current)
|
|
|
6436 {
|
|
|
6437 /* Strip leading "./". */
|
|
|
6438 q = p;
|
|
|
6439 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
6440 q += 2;
|
|
|
6441 if (q > p)
|
|
|
6442 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
6443 }
|
|
|
6444 }
|
|
|
6445
|
|
|
6446 /* Ensure that the result will have no trailing path separator
|
|
|
6447 * if the argument had none. But keep "/" or "//". */
|
|
|
6448 if (!has_trailing_pathsep)
|
|
|
6449 {
|
|
|
6450 q = p + STRLEN(p);
|
|
|
6451 while ((q > p + 2 || (q == p + 2 && !vim_ispathsep(*p)))
|
|
|
6452 && vim_ispathsep(q[-1]))
|
|
|
6453 --q;
|
|
|
6454 *q = NUL;
|
|
|
6455 }
|
|
|
6456
|
|
|
6457 retvar->var_val.var_string = p;
|
|
|
6458 }
|
|
|
6459 # else
|
|
|
6460 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6461 # endif
|
|
|
6462 #endif
|
|
|
6463
|
|
|
6464 simplify_filename(retvar->var_val.var_string);
|
|
|
6465
|
|
|
6466 #ifdef HAVE_READLINK
|
|
|
6467 fail:
|
|
|
6468 #endif
|
|
|
6469 retvar->var_type = VAR_STRING;
|
|
|
6470 }
|
|
|
6471
|
|
|
6472 /*
|
|
|
6473 * "simplify()" function
|
|
|
6474 */
|
|
|
6475 static void
|
|
|
6476 f_simplify(argvars, retvar)
|
|
|
6477 VAR argvars;
|
|
|
6478 VAR retvar;
|
|
|
6479 {
|
|
|
6480 char_u *p;
|
|
|
6481
|
|
|
6482 p = get_var_string(&argvars[0]);
|
|
|
6483 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6484 simplify_filename(retvar->var_val.var_string); /* simplify in place */
|
|
|
6485 retvar->var_type = VAR_STRING;
|
|
|
6486 }
|
|
|
6487
|
|
20
|
6488 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
6489 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
6490 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
6491
|
|
7
|
6492 /*
|
|
|
6493 * "search()" function
|
|
|
6494 */
|
|
|
6495 static void
|
|
|
6496 f_search(argvars, retvar)
|
|
|
6497 VAR argvars;
|
|
|
6498 VAR retvar;
|
|
|
6499 {
|
|
|
6500 char_u *pat;
|
|
|
6501 pos_T pos;
|
|
20
|
6502 pos_T save_cursor;
|
|
7
|
6503 int save_p_ws = p_ws;
|
|
|
6504 int dir;
|
|
20
|
6505 int flags = 0;
|
|
|
6506
|
|
|
6507 retvar->var_val.var_number = 0; /* default: FAIL */
|
|
7
|
6508
|
|
|
6509 pat = get_var_string(&argvars[0]);
|
|
20
|
6510 dir = get_search_arg(&argvars[1], &flags); /* may set p_ws */
|
|
|
6511 if (dir == 0)
|
|
|
6512 goto theend;
|
|
|
6513 if ((flags & ~SP_NOMOVE) != 0)
|
|
|
6514 {
|
|
|
6515 EMSG2(_(e_invarg2), get_var_string(&argvars[1]));
|
|
|
6516 goto theend;
|
|
|
6517 }
|
|
|
6518
|
|
|
6519 pos = save_cursor = curwin->w_cursor;
|
|
7
|
6520 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
6521 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
6522 {
|
|
|
6523 retvar->var_val.var_number = pos.lnum;
|
|
|
6524 curwin->w_cursor = pos;
|
|
|
6525 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
6526 * correct that here */
|
|
|
6527 check_cursor();
|
|
|
6528 }
|
|
20
|
6529
|
|
|
6530 /* If 'n' flag is used: restore cursor position. */
|
|
|
6531 if (flags & SP_NOMOVE)
|
|
|
6532 curwin->w_cursor = save_cursor;
|
|
|
6533 theend:
|
|
7
|
6534 p_ws = save_p_ws;
|
|
|
6535 }
|
|
|
6536
|
|
|
6537 /*
|
|
|
6538 * "searchpair()" function
|
|
|
6539 */
|
|
|
6540 static void
|
|
|
6541 f_searchpair(argvars, retvar)
|
|
|
6542 VAR argvars;
|
|
|
6543 VAR retvar;
|
|
|
6544 {
|
|
|
6545 char_u *spat, *mpat, *epat;
|
|
|
6546 char_u *skip;
|
|
|
6547 char_u *pat, *pat2, *pat3;
|
|
|
6548 pos_T pos;
|
|
|
6549 pos_T firstpos;
|
|
|
6550 pos_T save_cursor;
|
|
|
6551 pos_T save_pos;
|
|
|
6552 int save_p_ws = p_ws;
|
|
|
6553 char_u *save_cpo;
|
|
|
6554 int dir;
|
|
|
6555 int flags = 0;
|
|
|
6556 char_u nbuf1[NUMBUFLEN];
|
|
|
6557 char_u nbuf2[NUMBUFLEN];
|
|
|
6558 char_u nbuf3[NUMBUFLEN];
|
|
|
6559 int n;
|
|
|
6560 int r;
|
|
|
6561 int nest = 1;
|
|
|
6562 int err;
|
|
|
6563
|
|
|
6564 retvar->var_val.var_number = 0; /* default: FAIL */
|
|
|
6565
|
|
|
6566 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
6567 save_cpo = p_cpo;
|
|
|
6568 p_cpo = (char_u *)"";
|
|
|
6569
|
|
|
6570 /* Get the three pattern arguments: start, middle, end. */
|
|
|
6571 spat = get_var_string(&argvars[0]);
|
|
|
6572 mpat = get_var_string_buf(&argvars[1], nbuf1);
|
|
|
6573 epat = get_var_string_buf(&argvars[2], nbuf2);
|
|
|
6574
|
|
|
6575 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
6576 * start/middle/end (pat3, for the top pair). */
|
|
|
6577 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
6578 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
6579 if (pat2 == NULL || pat3 == NULL)
|
|
|
6580 goto theend;
|
|
|
6581 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
6582 if (*mpat == NUL)
|
|
|
6583 STRCPY(pat3, pat2);
|
|
|
6584 else
|
|
|
6585 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
6586 spat, epat, mpat);
|
|
|
6587
|
|
|
6588 /* Handle the optional fourth argument: flags */
|
|
|
6589 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
20
|
6590 if (dir == 0)
|
|
|
6591 goto theend;
|
|
7
|
6592
|
|
|
6593 /* Optional fifth argument: skip expresion */
|
|
|
6594 if (argvars[3].var_type == VAR_UNKNOWN
|
|
|
6595 || argvars[4].var_type == VAR_UNKNOWN)
|
|
|
6596 skip = (char_u *)"";
|
|
|
6597 else
|
|
|
6598 skip = get_var_string_buf(&argvars[4], nbuf3);
|
|
|
6599
|
|
|
6600 save_cursor = curwin->w_cursor;
|
|
|
6601 pos = curwin->w_cursor;
|
|
|
6602 firstpos.lnum = 0;
|
|
|
6603 pat = pat3;
|
|
|
6604 for (;;)
|
|
|
6605 {
|
|
|
6606 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
6607 SEARCH_KEEP, RE_SEARCH);
|
|
|
6608 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
6609 /* didn't find it or found the first match again: FAIL */
|
|
|
6610 break;
|
|
|
6611
|
|
|
6612 if (firstpos.lnum == 0)
|
|
|
6613 firstpos = pos;
|
|
|
6614
|
|
|
6615 /* If the skip pattern matches, ignore this match. */
|
|
|
6616 if (*skip != NUL)
|
|
|
6617 {
|
|
|
6618 save_pos = curwin->w_cursor;
|
|
|
6619 curwin->w_cursor = pos;
|
|
|
6620 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
6621 curwin->w_cursor = save_pos;
|
|
|
6622 if (err)
|
|
|
6623 {
|
|
|
6624 /* Evaluating {skip} caused an error, break here. */
|
|
|
6625 curwin->w_cursor = save_cursor;
|
|
|
6626 retvar->var_val.var_number = -1;
|
|
|
6627 break;
|
|
|
6628 }
|
|
|
6629 if (r)
|
|
|
6630 continue;
|
|
|
6631 }
|
|
|
6632
|
|
|
6633 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
6634 {
|
|
|
6635 /* Found end when searching backwards or start when searching
|
|
|
6636 * forward: nested pair. */
|
|
|
6637 ++nest;
|
|
|
6638 pat = pat2; /* nested, don't search for middle */
|
|
|
6639 }
|
|
|
6640 else
|
|
|
6641 {
|
|
|
6642 /* Found end when searching forward or start when searching
|
|
|
6643 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
6644 if (--nest == 1)
|
|
|
6645 pat = pat3; /* outer level, search for middle */
|
|
|
6646 }
|
|
|
6647
|
|
|
6648 if (nest == 0)
|
|
|
6649 {
|
|
|
6650 /* Found the match: return matchcount or line number. */
|
|
|
6651 if (flags & SP_RETCOUNT)
|
|
|
6652 ++retvar->var_val.var_number;
|
|
|
6653 else
|
|
|
6654 retvar->var_val.var_number = pos.lnum;
|
|
|
6655 curwin->w_cursor = pos;
|
|
|
6656 if (!(flags & SP_REPEAT))
|
|
|
6657 break;
|
|
|
6658 nest = 1; /* search for next unmatched */
|
|
|
6659 }
|
|
|
6660 }
|
|
|
6661
|
|
|
6662 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
|
6663 if ((flags & SP_NOMOVE) || retvar->var_val.var_number == 0)
|
|
|
6664 curwin->w_cursor = save_cursor;
|
|
|
6665
|
|
|
6666 theend:
|
|
|
6667 vim_free(pat2);
|
|
|
6668 vim_free(pat3);
|
|
|
6669 p_ws = save_p_ws;
|
|
|
6670 p_cpo = save_cpo;
|
|
|
6671 }
|
|
|
6672
|
|
20
|
6673 /*
|
|
|
6674 * Get flags for a search function.
|
|
|
6675 * Possibly sets "p_ws".
|
|
|
6676 * Returns BACKWARD, FORWARD or zero (for an error).
|
|
|
6677 */
|
|
7
|
6678 static int
|
|
|
6679 get_search_arg(varp, flagsp)
|
|
|
6680 VAR varp;
|
|
|
6681 int *flagsp;
|
|
|
6682 {
|
|
|
6683 int dir = FORWARD;
|
|
|
6684 char_u *flags;
|
|
|
6685 char_u nbuf[NUMBUFLEN];
|
|
20
|
6686 int mask;
|
|
7
|
6687
|
|
|
6688 if (varp->var_type != VAR_UNKNOWN)
|
|
|
6689 {
|
|
|
6690 flags = get_var_string_buf(varp, nbuf);
|
|
20
|
6691 while (*flags != NUL)
|
|
|
6692 {
|
|
|
6693 switch (*flags)
|
|
|
6694 {
|
|
|
6695 case 'b': dir = BACKWARD; break;
|
|
|
6696 case 'w': p_ws = TRUE; break;
|
|
|
6697 case 'W': p_ws = FALSE; break;
|
|
|
6698 default: mask = 0;
|
|
|
6699 if (flagsp != NULL)
|
|
|
6700 switch (*flags)
|
|
|
6701 {
|
|
|
6702 case 'n': mask = SP_NOMOVE; break;
|
|
|
6703 case 'r': mask = SP_REPEAT; break;
|
|
|
6704 case 'm': mask = SP_RETCOUNT; break;
|
|
|
6705 }
|
|
|
6706 if (mask == 0)
|
|
|
6707 {
|
|
|
6708 EMSG2(_(e_invarg2), flags);
|
|
|
6709 dir = 0;
|
|
|
6710 }
|
|
|
6711 else
|
|
|
6712 *flagsp |= mask;
|
|
|
6713 }
|
|
|
6714 if (dir == 0)
|
|
|
6715 break;
|
|
|
6716 ++flags;
|
|
7
|
6717 }
|
|
|
6718 }
|
|
|
6719 return dir;
|
|
|
6720 }
|
|
|
6721
|
|
|
6722 /*
|
|
|
6723 * "setbufvar()" function
|
|
|
6724 */
|
|
|
6725 /*ARGSUSED*/
|
|
|
6726 static void
|
|
|
6727 f_setbufvar(argvars, retvar)
|
|
|
6728 VAR argvars;
|
|
|
6729 VAR retvar;
|
|
|
6730 {
|
|
|
6731 buf_T *buf;
|
|
|
6732 #ifdef FEAT_AUTOCMD
|
|
|
6733 aco_save_T aco;
|
|
|
6734 #else
|
|
|
6735 buf_T *save_curbuf;
|
|
|
6736 #endif
|
|
|
6737 char_u *varname, *bufvarname;
|
|
|
6738 VAR varp;
|
|
|
6739 char_u nbuf[NUMBUFLEN];
|
|
|
6740
|
|
|
6741 if (check_restricted() || check_secure())
|
|
|
6742 return;
|
|
|
6743 ++emsg_off;
|
|
|
6744 buf = get_buf_var(&argvars[0]);
|
|
|
6745 varname = get_var_string(&argvars[1]);
|
|
|
6746 varp = &argvars[2];
|
|
|
6747
|
|
|
6748 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
6749 {
|
|
|
6750 /* set curbuf to be our buf, temporarily */
|
|
|
6751 #ifdef FEAT_AUTOCMD
|
|
|
6752 aucmd_prepbuf(&aco, buf);
|
|
|
6753 #else
|
|
|
6754 save_curbuf = curbuf;
|
|
|
6755 curbuf = buf;
|
|
|
6756 #endif
|
|
|
6757
|
|
|
6758 if (*varname == '&')
|
|
|
6759 {
|
|
|
6760 ++varname;
|
|
|
6761 set_option_value(varname, get_var_number(varp),
|
|
|
6762 get_var_string_buf(varp, nbuf), OPT_LOCAL);
|
|
|
6763 }
|
|
|
6764 else
|
|
|
6765 {
|
|
|
6766 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
6767 if (bufvarname != NULL)
|
|
|
6768 {
|
|
|
6769 STRCPY(bufvarname, "b:");
|
|
|
6770 STRCPY(bufvarname + 2, varname);
|
|
|
6771 set_var(bufvarname, varp);
|
|
|
6772 vim_free(bufvarname);
|
|
|
6773 }
|
|
|
6774 }
|
|
|
6775
|
|
|
6776 /* reset notion of buffer */
|
|
|
6777 #ifdef FEAT_AUTOCMD
|
|
|
6778 aucmd_restbuf(&aco);
|
|
|
6779 #else
|
|
|
6780 curbuf = save_curbuf;
|
|
|
6781 #endif
|
|
|
6782 }
|
|
|
6783 --emsg_off;
|
|
|
6784 }
|
|
|
6785
|
|
|
6786 /*
|
|
|
6787 * "setcmdpos()" function
|
|
|
6788 */
|
|
|
6789 static void
|
|
|
6790 f_setcmdpos(argvars, retvar)
|
|
|
6791 VAR argvars;
|
|
|
6792 VAR retvar;
|
|
|
6793 {
|
|
|
6794 retvar->var_val.var_number = set_cmdline_pos(
|
|
|
6795 (int)get_var_number(&argvars[0]) - 1);
|
|
|
6796 }
|
|
|
6797
|
|
|
6798 /*
|
|
|
6799 * "setline()" function
|
|
|
6800 */
|
|
|
6801 static void
|
|
|
6802 f_setline(argvars, retvar)
|
|
|
6803 VAR argvars;
|
|
|
6804 VAR retvar;
|
|
|
6805 {
|
|
|
6806 linenr_T lnum;
|
|
|
6807 char_u *line;
|
|
|
6808
|
|
|
6809 lnum = get_var_lnum(argvars);
|
|
|
6810 line = get_var_string(&argvars[1]);
|
|
|
6811 retvar->var_val.var_number = 1; /* FAIL is default */
|
|
|
6812
|
|
|
6813 if (lnum >= 1
|
|
|
6814 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
6815 && u_savesub(lnum) == OK
|
|
|
6816 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
6817 {
|
|
|
6818 changed_bytes(lnum, 0);
|
|
|
6819 check_cursor_col();
|
|
|
6820 retvar->var_val.var_number = 0;
|
|
|
6821 }
|
|
|
6822 }
|
|
|
6823
|
|
|
6824 /*
|
|
|
6825 * "setreg()" function
|
|
|
6826 */
|
|
|
6827 static void
|
|
|
6828 f_setreg(argvars, retvar)
|
|
|
6829 VAR argvars;
|
|
|
6830 VAR retvar;
|
|
|
6831 {
|
|
|
6832 int regname;
|
|
|
6833 char_u *strregname;
|
|
|
6834 char_u *stropt;
|
|
|
6835 int append;
|
|
|
6836 char_u yank_type;
|
|
|
6837 long block_len;
|
|
|
6838
|
|
|
6839 block_len = -1;
|
|
|
6840 yank_type = MAUTO;
|
|
|
6841 append = FALSE;
|
|
|
6842
|
|
|
6843 strregname = get_var_string(argvars);
|
|
|
6844 retvar->var_val.var_number = 1; /* FAIL is default */
|
|
|
6845
|
|
|
6846 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6847 if (regname == 0 || regname == '@')
|
|
|
6848 regname = '"';
|
|
|
6849 else if (regname == '=')
|
|
|
6850 return;
|
|
|
6851
|
|
|
6852 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
6853 {
|
|
|
6854 for (stropt = get_var_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
|
6855 switch (*stropt)
|
|
|
6856 {
|
|
|
6857 case 'a': case 'A': /* append */
|
|
|
6858 append = TRUE;
|
|
|
6859 break;
|
|
|
6860 case 'v': case 'c': /* character-wise selection */
|
|
|
6861 yank_type = MCHAR;
|
|
|
6862 break;
|
|
|
6863 case 'V': case 'l': /* line-wise selection */
|
|
|
6864 yank_type = MLINE;
|
|
|
6865 break;
|
|
|
6866 #ifdef FEAT_VISUAL
|
|
|
6867 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
6868 yank_type = MBLOCK;
|
|
|
6869 if (VIM_ISDIGIT(stropt[1]))
|
|
|
6870 {
|
|
|
6871 ++stropt;
|
|
|
6872 block_len = getdigits(&stropt) - 1;
|
|
|
6873 --stropt;
|
|
|
6874 }
|
|
|
6875 break;
|
|
|
6876 #endif
|
|
|
6877 }
|
|
|
6878 }
|
|
|
6879
|
|
|
6880 write_reg_contents_ex(regname, get_var_string(&argvars[1]), -1,
|
|
|
6881 append, yank_type, block_len);
|
|
|
6882 retvar->var_val.var_number = 0;
|
|
|
6883 }
|
|
|
6884
|
|
|
6885
|
|
|
6886 /*
|
|
|
6887 * "setwinvar(expr)" function
|
|
|
6888 */
|
|
|
6889 /*ARGSUSED*/
|
|
|
6890 static void
|
|
|
6891 f_setwinvar(argvars, retvar)
|
|
|
6892 VAR argvars;
|
|
|
6893 VAR retvar;
|
|
|
6894 {
|
|
|
6895 win_T *win;
|
|
|
6896 #ifdef FEAT_WINDOWS
|
|
|
6897 win_T *save_curwin;
|
|
|
6898 #endif
|
|
|
6899 char_u *varname, *winvarname;
|
|
|
6900 VAR varp;
|
|
|
6901 char_u nbuf[NUMBUFLEN];
|
|
|
6902
|
|
|
6903 if (check_restricted() || check_secure())
|
|
|
6904 return;
|
|
|
6905 ++emsg_off;
|
|
|
6906 win = find_win_by_nr(&argvars[0]);
|
|
|
6907 varname = get_var_string(&argvars[1]);
|
|
|
6908 varp = &argvars[2];
|
|
|
6909
|
|
|
6910 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
6911 {
|
|
|
6912 #ifdef FEAT_WINDOWS
|
|
|
6913 /* set curwin to be our win, temporarily */
|
|
|
6914 save_curwin = curwin;
|
|
|
6915 curwin = win;
|
|
|
6916 curbuf = curwin->w_buffer;
|
|
|
6917 #endif
|
|
|
6918
|
|
|
6919 if (*varname == '&')
|
|
|
6920 {
|
|
|
6921 ++varname;
|
|
|
6922 set_option_value(varname, get_var_number(varp),
|
|
|
6923 get_var_string_buf(varp, nbuf), OPT_LOCAL);
|
|
|
6924 }
|
|
|
6925 else
|
|
|
6926 {
|
|
|
6927 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
6928 if (winvarname != NULL)
|
|
|
6929 {
|
|
|
6930 STRCPY(winvarname, "w:");
|
|
|
6931 STRCPY(winvarname + 2, varname);
|
|
|
6932 set_var(winvarname, varp);
|
|
|
6933 vim_free(winvarname);
|
|
|
6934 }
|
|
|
6935 }
|
|
|
6936
|
|
|
6937 #ifdef FEAT_WINDOWS
|
|
|
6938 /* Restore current window, if it's still valid (autocomands can make
|
|
|
6939 * it invalid). */
|
|
|
6940 if (win_valid(save_curwin))
|
|
|
6941 {
|
|
|
6942 curwin = save_curwin;
|
|
|
6943 curbuf = curwin->w_buffer;
|
|
|
6944 }
|
|
|
6945 #endif
|
|
|
6946 }
|
|
|
6947 --emsg_off;
|
|
|
6948 }
|
|
|
6949
|
|
|
6950 /*
|
|
|
6951 * "nextnonblank()" function
|
|
|
6952 */
|
|
|
6953 static void
|
|
|
6954 f_nextnonblank(argvars, retvar)
|
|
|
6955 VAR argvars;
|
|
|
6956 VAR retvar;
|
|
|
6957 {
|
|
|
6958 linenr_T lnum;
|
|
|
6959
|
|
|
6960 for (lnum = get_var_lnum(argvars); ; ++lnum)
|
|
|
6961 {
|
|
|
6962 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
6963 {
|
|
|
6964 lnum = 0;
|
|
|
6965 break;
|
|
|
6966 }
|
|
|
6967 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
6968 break;
|
|
|
6969 }
|
|
|
6970 retvar->var_val.var_number = lnum;
|
|
|
6971 }
|
|
|
6972
|
|
|
6973 /*
|
|
|
6974 * "prevnonblank()" function
|
|
|
6975 */
|
|
|
6976 static void
|
|
|
6977 f_prevnonblank(argvars, retvar)
|
|
|
6978 VAR argvars;
|
|
|
6979 VAR retvar;
|
|
|
6980 {
|
|
|
6981 linenr_T lnum;
|
|
|
6982
|
|
|
6983 lnum = get_var_lnum(argvars);
|
|
|
6984 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
6985 lnum = 0;
|
|
|
6986 else
|
|
|
6987 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
6988 --lnum;
|
|
|
6989 retvar->var_val.var_number = lnum;
|
|
|
6990 }
|
|
|
6991
|
|
|
6992 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
6993 static void make_connection __ARGS((void));
|
|
|
6994 static int check_connection __ARGS((void));
|
|
|
6995
|
|
|
6996 static void
|
|
|
6997 make_connection()
|
|
|
6998 {
|
|
|
6999 if (X_DISPLAY == NULL
|
|
|
7000 # ifdef FEAT_GUI
|
|
|
7001 && !gui.in_use
|
|
|
7002 # endif
|
|
|
7003 )
|
|
|
7004 {
|
|
|
7005 x_force_connect = TRUE;
|
|
|
7006 setup_term_clip();
|
|
|
7007 x_force_connect = FALSE;
|
|
|
7008 }
|
|
|
7009 }
|
|
|
7010
|
|
|
7011 static int
|
|
|
7012 check_connection()
|
|
|
7013 {
|
|
|
7014 make_connection();
|
|
|
7015 if (X_DISPLAY == NULL)
|
|
|
7016 {
|
|
|
7017 EMSG(_("E240: No connection to Vim server"));
|
|
|
7018 return FAIL;
|
|
|
7019 }
|
|
|
7020 return OK;
|
|
|
7021 }
|
|
|
7022 #endif
|
|
|
7023
|
|
|
7024 /*ARGSUSED*/
|
|
|
7025 static void
|
|
|
7026 f_serverlist(argvars, retvar)
|
|
|
7027 VAR argvars;
|
|
|
7028 VAR retvar;
|
|
|
7029 {
|
|
|
7030 char_u *r = NULL;
|
|
|
7031
|
|
|
7032 #ifdef FEAT_CLIENTSERVER
|
|
|
7033 # ifdef WIN32
|
|
|
7034 r = serverGetVimNames();
|
|
|
7035 # else
|
|
|
7036 make_connection();
|
|
|
7037 if (X_DISPLAY != NULL)
|
|
|
7038 r = serverGetVimNames(X_DISPLAY);
|
|
|
7039 # endif
|
|
|
7040 #endif
|
|
|
7041 retvar->var_type = VAR_STRING;
|
|
|
7042 retvar->var_val.var_string = r;
|
|
|
7043 }
|
|
|
7044
|
|
|
7045 /*ARGSUSED*/
|
|
|
7046 static void
|
|
|
7047 f_remote_peek(argvars, retvar)
|
|
|
7048 VAR argvars;
|
|
|
7049 VAR retvar;
|
|
|
7050 {
|
|
|
7051 #ifdef FEAT_CLIENTSERVER
|
|
|
7052 var v;
|
|
|
7053 char_u *s = NULL;
|
|
|
7054 # ifdef WIN32
|
|
|
7055 int n = 0;
|
|
|
7056 # endif
|
|
|
7057
|
|
|
7058 if (check_restricted() || check_secure())
|
|
|
7059 {
|
|
|
7060 retvar->var_val.var_number = -1;
|
|
|
7061 return;
|
|
|
7062 }
|
|
|
7063 # ifdef WIN32
|
|
|
7064 sscanf(get_var_string(&argvars[0]), "%x", &n);
|
|
|
7065 if (n == 0)
|
|
|
7066 retvar->var_val.var_number = -1;
|
|
|
7067 else
|
|
|
7068 {
|
|
|
7069 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
|
7070 retvar->var_val.var_number = (s != NULL);
|
|
|
7071 }
|
|
|
7072 # else
|
|
|
7073 retvar->var_val.var_number = 0;
|
|
|
7074 if (check_connection() == FAIL)
|
|
|
7075 return;
|
|
|
7076
|
|
|
7077 retvar->var_val.var_number = serverPeekReply(X_DISPLAY,
|
|
|
7078 serverStrToWin(get_var_string(&argvars[0])), &s);
|
|
|
7079 # endif
|
|
|
7080
|
|
|
7081 if (argvars[1].var_type != VAR_UNKNOWN && retvar->var_val.var_number > 0)
|
|
|
7082 {
|
|
|
7083 v.var_type = VAR_STRING;
|
|
|
7084 v.var_val.var_string = vim_strsave(s);
|
|
|
7085 set_var(get_var_string(&argvars[1]), &v);
|
|
|
7086 }
|
|
|
7087 #else
|
|
|
7088 retvar->var_val.var_number = -1;
|
|
|
7089 #endif
|
|
|
7090 }
|
|
|
7091
|
|
|
7092 /*ARGSUSED*/
|
|
|
7093 static void
|
|
|
7094 f_remote_read(argvars, retvar)
|
|
|
7095 VAR argvars;
|
|
|
7096 VAR retvar;
|
|
|
7097 {
|
|
|
7098 char_u *r = NULL;
|
|
|
7099
|
|
|
7100 #ifdef FEAT_CLIENTSERVER
|
|
|
7101 if (!check_restricted() && !check_secure())
|
|
|
7102 {
|
|
|
7103 # ifdef WIN32
|
|
|
7104 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
7105 int n = 0;
|
|
|
7106
|
|
|
7107 sscanf(get_var_string(&argvars[0]), "%x", &n);
|
|
|
7108 if (n != 0)
|
|
|
7109 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
7110 if (r == NULL)
|
|
|
7111 # else
|
|
|
7112 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
|
7113 serverStrToWin(get_var_string(&argvars[0])), &r, FALSE) < 0)
|
|
|
7114 # endif
|
|
|
7115 EMSG(_("E277: Unable to read a server reply"));
|
|
|
7116 }
|
|
|
7117 #endif
|
|
|
7118 retvar->var_type = VAR_STRING;
|
|
|
7119 retvar->var_val.var_string = r;
|
|
|
7120 }
|
|
|
7121
|
|
|
7122 /*ARGSUSED*/
|
|
|
7123 static void
|
|
|
7124 f_server2client(argvars, retvar)
|
|
|
7125 VAR argvars;
|
|
|
7126 VAR retvar;
|
|
|
7127 {
|
|
|
7128 #ifdef FEAT_CLIENTSERVER
|
|
|
7129 char_u buf[NUMBUFLEN];
|
|
|
7130 char_u *server = get_var_string(&argvars[0]);
|
|
|
7131 char_u *reply = get_var_string_buf(&argvars[1], buf);
|
|
|
7132
|
|
|
7133 retvar->var_val.var_number = -1;
|
|
|
7134 if (check_restricted() || check_secure())
|
|
|
7135 return;
|
|
|
7136 # ifdef FEAT_X11
|
|
|
7137 if (check_connection() == FAIL)
|
|
|
7138 return;
|
|
|
7139 # endif
|
|
|
7140
|
|
|
7141 if (serverSendReply(server, reply) < 0)
|
|
|
7142 {
|
|
|
7143 EMSG(_("E258: Unable to send to client"));
|
|
|
7144 return;
|
|
|
7145 }
|
|
|
7146 retvar->var_val.var_number = 0;
|
|
|
7147 #else
|
|
|
7148 retvar->var_val.var_number = -1;
|
|
|
7149 #endif
|
|
|
7150 }
|
|
|
7151
|
|
|
7152 #ifdef FEAT_CLIENTSERVER
|
|
|
7153 static void remote_common __ARGS((VAR argvars, VAR retvar, int expr));
|
|
|
7154
|
|
|
7155 static void
|
|
|
7156 remote_common(argvars, retvar, expr)
|
|
|
7157 VAR argvars;
|
|
|
7158 VAR retvar;
|
|
|
7159 int expr;
|
|
|
7160 {
|
|
|
7161 char_u *server_name;
|
|
|
7162 char_u *keys;
|
|
|
7163 char_u *r = NULL;
|
|
|
7164 char_u buf[NUMBUFLEN];
|
|
|
7165 # ifdef WIN32
|
|
|
7166 HWND w;
|
|
|
7167 # else
|
|
|
7168 Window w;
|
|
|
7169 # endif
|
|
|
7170
|
|
|
7171 if (check_restricted() || check_secure())
|
|
|
7172 return;
|
|
|
7173
|
|
|
7174 # ifdef FEAT_X11
|
|
|
7175 if (check_connection() == FAIL)
|
|
|
7176 return;
|
|
|
7177 # endif
|
|
|
7178
|
|
|
7179 server_name = get_var_string(&argvars[0]);
|
|
|
7180 keys = get_var_string_buf(&argvars[1], buf);
|
|
|
7181 # ifdef WIN32
|
|
|
7182 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
7183 # else
|
|
|
7184 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
7185 < 0)
|
|
|
7186 # endif
|
|
|
7187 {
|
|
|
7188 if (r != NULL)
|
|
|
7189 EMSG(r); /* sending worked but evaluation failed */
|
|
|
7190 else
|
|
|
7191 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
7192 return;
|
|
|
7193 }
|
|
|
7194
|
|
|
7195 retvar->var_val.var_string = r;
|
|
|
7196
|
|
|
7197 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7198 {
|
|
|
7199 var v;
|
|
|
7200 char_u str[30];
|
|
|
7201
|
|
|
7202 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
|
7203 v.var_type = VAR_STRING;
|
|
|
7204 v.var_val.var_string = vim_strsave(str);
|
|
|
7205 set_var(get_var_string(&argvars[2]), &v);
|
|
|
7206 }
|
|
|
7207 }
|
|
|
7208 #endif
|
|
|
7209
|
|
|
7210 /*
|
|
|
7211 * "remote_expr()" function
|
|
|
7212 */
|
|
|
7213 /*ARGSUSED*/
|
|
|
7214 static void
|
|
|
7215 f_remote_expr(argvars, retvar)
|
|
|
7216 VAR argvars;
|
|
|
7217 VAR retvar;
|
|
|
7218 {
|
|
|
7219 retvar->var_type = VAR_STRING;
|
|
|
7220 retvar->var_val.var_string = NULL;
|
|
|
7221 #ifdef FEAT_CLIENTSERVER
|
|
|
7222 remote_common(argvars, retvar, TRUE);
|
|
|
7223 #endif
|
|
|
7224 }
|
|
|
7225
|
|
|
7226 /*
|
|
|
7227 * "remote_send()" function
|
|
|
7228 */
|
|
|
7229 /*ARGSUSED*/
|
|
|
7230 static void
|
|
|
7231 f_remote_send(argvars, retvar)
|
|
|
7232 VAR argvars;
|
|
|
7233 VAR retvar;
|
|
|
7234 {
|
|
|
7235 retvar->var_type = VAR_STRING;
|
|
|
7236 retvar->var_val.var_string = NULL;
|
|
|
7237 #ifdef FEAT_CLIENTSERVER
|
|
|
7238 remote_common(argvars, retvar, FALSE);
|
|
|
7239 #endif
|
|
|
7240 }
|
|
|
7241
|
|
|
7242 /*
|
|
|
7243 * "remote_foreground()" function
|
|
|
7244 */
|
|
|
7245 /*ARGSUSED*/
|
|
|
7246 static void
|
|
|
7247 f_remote_foreground(argvars, retvar)
|
|
|
7248 VAR argvars;
|
|
|
7249 VAR retvar;
|
|
|
7250 {
|
|
|
7251 retvar->var_val.var_number = 0;
|
|
|
7252 #ifdef FEAT_CLIENTSERVER
|
|
|
7253 # ifdef WIN32
|
|
|
7254 /* On Win32 it's done in this application. */
|
|
|
7255 serverForeground(get_var_string(&argvars[0]));
|
|
|
7256 # else
|
|
|
7257 /* Send a foreground() expression to the server. */
|
|
|
7258 argvars[1].var_type = VAR_STRING;
|
|
|
7259 argvars[1].var_val.var_string = vim_strsave((char_u *)"foreground()");
|
|
|
7260 argvars[2].var_type = VAR_UNKNOWN;
|
|
|
7261 remote_common(argvars, retvar, TRUE);
|
|
|
7262 vim_free(argvars[1].var_val.var_string);
|
|
|
7263 # endif
|
|
|
7264 #endif
|
|
|
7265 }
|
|
|
7266
|
|
18
|
7267 /*
|
|
|
7268 * "repeat()" function
|
|
|
7269 */
|
|
|
7270 /*ARGSUSED*/
|
|
|
7271 static void
|
|
|
7272 f_repeat(argvars, retvar)
|
|
|
7273 VAR argvars;
|
|
|
7274 VAR retvar;
|
|
|
7275 {
|
|
|
7276 char_u *p;
|
|
|
7277 int n;
|
|
|
7278 int slen;
|
|
|
7279 int len;
|
|
|
7280 char_u *r;
|
|
|
7281 int i;
|
|
|
7282
|
|
|
7283 p = get_var_string(&argvars[0]);
|
|
|
7284 n = get_var_number(&argvars[1]);
|
|
|
7285
|
|
|
7286 retvar->var_type = VAR_STRING;
|
|
|
7287 retvar->var_val.var_string = NULL;
|
|
|
7288
|
|
|
7289 slen = (int)STRLEN(p);
|
|
|
7290 len = slen * n;
|
|
|
7291
|
|
|
7292 if (len <= 0)
|
|
|
7293 return;
|
|
|
7294
|
|
|
7295 r = alloc(len + 1);
|
|
|
7296 if (r != NULL)
|
|
|
7297 {
|
|
|
7298 for (i = 0; i < n; i++)
|
|
|
7299 mch_memmove(r + i * slen, p, (size_t)slen);
|
|
|
7300 r[len] = NUL;
|
|
|
7301 }
|
|
|
7302
|
|
|
7303 retvar->var_val.var_string = r;
|
|
|
7304 }
|
|
|
7305
|
|
7
|
7306 #ifdef HAVE_STRFTIME
|
|
|
7307 /*
|
|
|
7308 * "strftime({format}[, {time}])" function
|
|
|
7309 */
|
|
|
7310 static void
|
|
|
7311 f_strftime(argvars, retvar)
|
|
|
7312 VAR argvars;
|
|
|
7313 VAR retvar;
|
|
|
7314 {
|
|
|
7315 char_u result_buf[256];
|
|
|
7316 struct tm *curtime;
|
|
|
7317 time_t seconds;
|
|
|
7318 char_u *p;
|
|
|
7319
|
|
|
7320 retvar->var_type = VAR_STRING;
|
|
|
7321
|
|
|
7322 p = get_var_string(&argvars[0]);
|
|
|
7323 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
7324 seconds = time(NULL);
|
|
|
7325 else
|
|
|
7326 seconds = (time_t)get_var_number(&argvars[1]);
|
|
|
7327 curtime = localtime(&seconds);
|
|
|
7328 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
7329 if (curtime == NULL)
|
|
|
7330 retvar->var_val.var_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
|
7331 else
|
|
|
7332 {
|
|
|
7333 # ifdef FEAT_MBYTE
|
|
|
7334 vimconv_T conv;
|
|
|
7335 char_u *enc;
|
|
|
7336
|
|
|
7337 conv.vc_type = CONV_NONE;
|
|
|
7338 enc = enc_locale();
|
|
|
7339 convert_setup(&conv, p_enc, enc);
|
|
|
7340 if (conv.vc_type != CONV_NONE)
|
|
|
7341 p = string_convert(&conv, p, NULL);
|
|
|
7342 # endif
|
|
|
7343 if (p != NULL)
|
|
|
7344 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
7345 (char *)p, curtime);
|
|
|
7346 else
|
|
|
7347 result_buf[0] = NUL;
|
|
|
7348
|
|
|
7349 # ifdef FEAT_MBYTE
|
|
|
7350 if (conv.vc_type != CONV_NONE)
|
|
|
7351 vim_free(p);
|
|
|
7352 convert_setup(&conv, enc, p_enc);
|
|
|
7353 if (conv.vc_type != CONV_NONE)
|
|
|
7354 retvar->var_val.var_string =
|
|
|
7355 string_convert(&conv, result_buf, NULL);
|
|
|
7356 else
|
|
|
7357 # endif
|
|
|
7358 retvar->var_val.var_string = vim_strsave(result_buf);
|
|
|
7359
|
|
|
7360 # ifdef FEAT_MBYTE
|
|
|
7361 /* Release conversion descriptors */
|
|
|
7362 convert_setup(&conv, NULL, NULL);
|
|
|
7363 vim_free(enc);
|
|
|
7364 # endif
|
|
|
7365 }
|
|
|
7366 }
|
|
|
7367 #endif
|
|
|
7368
|
|
|
7369 /*
|
|
|
7370 * "stridx()" function
|
|
|
7371 */
|
|
|
7372 static void
|
|
|
7373 f_stridx(argvars, retvar)
|
|
|
7374 VAR argvars;
|
|
|
7375 VAR retvar;
|
|
|
7376 {
|
|
|
7377 char_u buf[NUMBUFLEN];
|
|
|
7378 char_u *needle;
|
|
|
7379 char_u *haystack;
|
|
|
7380 char_u *pos;
|
|
|
7381
|
|
|
7382 needle = get_var_string(&argvars[1]);
|
|
|
7383 haystack = get_var_string_buf(&argvars[0], buf);
|
|
|
7384 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
7385
|
|
|
7386 if (pos == NULL)
|
|
|
7387 retvar->var_val.var_number = -1;
|
|
|
7388 else
|
|
|
7389 retvar->var_val.var_number = (varnumber_T) (pos - haystack);
|
|
|
7390 }
|
|
|
7391
|
|
|
7392 /*
|
|
|
7393 * "strridx()" function
|
|
|
7394 */
|
|
|
7395 static void
|
|
|
7396 f_strridx(argvars, retvar)
|
|
|
7397 VAR argvars;
|
|
|
7398 VAR retvar;
|
|
|
7399 {
|
|
|
7400 char_u buf[NUMBUFLEN];
|
|
|
7401 char_u *needle;
|
|
|
7402 char_u *haystack;
|
|
|
7403 char_u *rest;
|
|
|
7404 char_u *lastmatch = NULL;
|
|
|
7405
|
|
|
7406 needle = get_var_string(&argvars[1]);
|
|
|
7407 haystack = get_var_string_buf(&argvars[0], buf);
|
|
22
|
7408 if (*needle == NUL)
|
|
|
7409 /* Empty string matches past the end. */
|
|
|
7410 lastmatch = haystack + STRLEN(haystack);
|
|
|
7411 else
|
|
|
7412 for (rest = haystack; *rest != '\0'; ++rest)
|
|
|
7413 {
|
|
|
7414 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
7415 if (rest == NULL)
|
|
|
7416 break;
|
|
|
7417 lastmatch = rest;
|
|
|
7418 }
|
|
7
|
7419
|
|
|
7420 if (lastmatch == NULL)
|
|
|
7421 retvar->var_val.var_number = -1;
|
|
|
7422 else
|
|
22
|
7423 retvar->var_val.var_number = (varnumber_T)(lastmatch - haystack);
|
|
7
|
7424 }
|
|
|
7425
|
|
|
7426 /*
|
|
|
7427 * "strlen()" function
|
|
|
7428 */
|
|
|
7429 static void
|
|
|
7430 f_strlen(argvars, retvar)
|
|
|
7431 VAR argvars;
|
|
|
7432 VAR retvar;
|
|
|
7433 {
|
|
|
7434 retvar->var_val.var_number = (varnumber_T) (STRLEN(get_var_string(&argvars[0])));
|
|
|
7435 }
|
|
|
7436
|
|
|
7437 /*
|
|
|
7438 * "strpart()" function
|
|
|
7439 */
|
|
|
7440 static void
|
|
|
7441 f_strpart(argvars, retvar)
|
|
|
7442 VAR argvars;
|
|
|
7443 VAR retvar;
|
|
|
7444 {
|
|
|
7445 char_u *p;
|
|
|
7446 int n;
|
|
|
7447 int len;
|
|
|
7448 int slen;
|
|
|
7449
|
|
|
7450 p = get_var_string(&argvars[0]);
|
|
|
7451 slen = (int)STRLEN(p);
|
|
|
7452
|
|
|
7453 n = get_var_number(&argvars[1]);
|
|
|
7454 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7455 len = get_var_number(&argvars[2]);
|
|
|
7456 else
|
|
|
7457 len = slen - n; /* default len: all bytes that are available. */
|
|
|
7458
|
|
|
7459 /*
|
|
|
7460 * Only return the overlap between the specified part and the actual
|
|
|
7461 * string.
|
|
|
7462 */
|
|
|
7463 if (n < 0)
|
|
|
7464 {
|
|
|
7465 len += n;
|
|
|
7466 n = 0;
|
|
|
7467 }
|
|
|
7468 else if (n > slen)
|
|
|
7469 n = slen;
|
|
|
7470 if (len < 0)
|
|
|
7471 len = 0;
|
|
|
7472 else if (n + len > slen)
|
|
|
7473 len = slen - n;
|
|
|
7474
|
|
|
7475 retvar->var_type = VAR_STRING;
|
|
|
7476 retvar->var_val.var_string = vim_strnsave(p + n, len);
|
|
|
7477 }
|
|
|
7478
|
|
|
7479 /*
|
|
|
7480 * "strtrans()" function
|
|
|
7481 */
|
|
|
7482 static void
|
|
|
7483 f_strtrans(argvars, retvar)
|
|
|
7484 VAR argvars;
|
|
|
7485 VAR retvar;
|
|
|
7486 {
|
|
|
7487 retvar->var_type = VAR_STRING;
|
|
|
7488 retvar->var_val.var_string = transstr(get_var_string(&argvars[0]));
|
|
|
7489 }
|
|
|
7490
|
|
|
7491 /*
|
|
|
7492 * "synID(line, col, trans)" function
|
|
|
7493 */
|
|
|
7494 /*ARGSUSED*/
|
|
|
7495 static void
|
|
|
7496 f_synID(argvars, retvar)
|
|
|
7497 VAR argvars;
|
|
|
7498 VAR retvar;
|
|
|
7499 {
|
|
|
7500 int id = 0;
|
|
|
7501 #ifdef FEAT_SYN_HL
|
|
|
7502 long line;
|
|
|
7503 long col;
|
|
|
7504 int trans;
|
|
|
7505
|
|
|
7506 line = get_var_lnum(argvars);
|
|
|
7507 col = get_var_number(&argvars[1]) - 1;
|
|
|
7508 trans = get_var_number(&argvars[2]);
|
|
|
7509
|
|
|
7510 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
7511 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
7512 id = syn_get_id(line, col, trans);
|
|
|
7513 #endif
|
|
|
7514
|
|
|
7515 retvar->var_val.var_number = id;
|
|
|
7516 }
|
|
|
7517
|
|
|
7518 /*
|
|
|
7519 * "synIDattr(id, what [, mode])" function
|
|
|
7520 */
|
|
|
7521 /*ARGSUSED*/
|
|
|
7522 static void
|
|
|
7523 f_synIDattr(argvars, retvar)
|
|
|
7524 VAR argvars;
|
|
|
7525 VAR retvar;
|
|
|
7526 {
|
|
|
7527 char_u *p = NULL;
|
|
|
7528 #ifdef FEAT_SYN_HL
|
|
|
7529 int id;
|
|
|
7530 char_u *what;
|
|
|
7531 char_u *mode;
|
|
|
7532 char_u modebuf[NUMBUFLEN];
|
|
|
7533 int modec;
|
|
|
7534
|
|
|
7535 id = get_var_number(&argvars[0]);
|
|
|
7536 what = get_var_string(&argvars[1]);
|
|
|
7537 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7538 {
|
|
|
7539 mode = get_var_string_buf(&argvars[2], modebuf);
|
|
|
7540 modec = TOLOWER_ASC(mode[0]);
|
|
|
7541 if (modec != 't' && modec != 'c'
|
|
|
7542 #ifdef FEAT_GUI
|
|
|
7543 && modec != 'g'
|
|
|
7544 #endif
|
|
|
7545 )
|
|
|
7546 modec = 0; /* replace invalid with current */
|
|
|
7547 }
|
|
|
7548 else
|
|
|
7549 {
|
|
|
7550 #ifdef FEAT_GUI
|
|
|
7551 if (gui.in_use)
|
|
|
7552 modec = 'g';
|
|
|
7553 else
|
|
|
7554 #endif
|
|
|
7555 if (t_colors > 1)
|
|
|
7556 modec = 'c';
|
|
|
7557 else
|
|
|
7558 modec = 't';
|
|
|
7559 }
|
|
|
7560
|
|
|
7561
|
|
|
7562 switch (TOLOWER_ASC(what[0]))
|
|
|
7563 {
|
|
|
7564 case 'b':
|
|
|
7565 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
7566 p = highlight_color(id, what, modec);
|
|
|
7567 else /* bold */
|
|
|
7568 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
7569 break;
|
|
|
7570
|
|
|
7571 case 'f': /* fg[#] */
|
|
|
7572 p = highlight_color(id, what, modec);
|
|
|
7573 break;
|
|
|
7574
|
|
|
7575 case 'i':
|
|
|
7576 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
7577 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
7578 else /* italic */
|
|
|
7579 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
7580 break;
|
|
|
7581
|
|
|
7582 case 'n': /* name */
|
|
|
7583 p = get_highlight_name(NULL, id - 1);
|
|
|
7584 break;
|
|
|
7585
|
|
|
7586 case 'r': /* reverse */
|
|
|
7587 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
7588 break;
|
|
|
7589
|
|
|
7590 case 's': /* standout */
|
|
|
7591 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
7592 break;
|
|
|
7593
|
|
|
7594 case 'u': /* underline */
|
|
|
7595 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
7596 break;
|
|
|
7597 }
|
|
|
7598
|
|
|
7599 if (p != NULL)
|
|
|
7600 p = vim_strsave(p);
|
|
|
7601 #endif
|
|
|
7602 retvar->var_type = VAR_STRING;
|
|
|
7603 retvar->var_val.var_string = p;
|
|
|
7604 }
|
|
|
7605
|
|
|
7606 /*
|
|
|
7607 * "synIDtrans(id)" function
|
|
|
7608 */
|
|
|
7609 /*ARGSUSED*/
|
|
|
7610 static void
|
|
|
7611 f_synIDtrans(argvars, retvar)
|
|
|
7612 VAR argvars;
|
|
|
7613 VAR retvar;
|
|
|
7614 {
|
|
|
7615 int id;
|
|
|
7616
|
|
|
7617 #ifdef FEAT_SYN_HL
|
|
|
7618 id = get_var_number(&argvars[0]);
|
|
|
7619
|
|
|
7620 if (id > 0)
|
|
|
7621 id = syn_get_final_id(id);
|
|
|
7622 else
|
|
|
7623 #endif
|
|
|
7624 id = 0;
|
|
|
7625
|
|
|
7626 retvar->var_val.var_number = id;
|
|
|
7627 }
|
|
|
7628
|
|
|
7629 /*
|
|
|
7630 * "system()" function
|
|
|
7631 */
|
|
|
7632 static void
|
|
|
7633 f_system(argvars, retvar)
|
|
|
7634 VAR argvars;
|
|
|
7635 VAR retvar;
|
|
|
7636 {
|
|
24
|
7637 char_u *res = NULL;
|
|
7
|
7638 char_u *p;
|
|
24
|
7639 char_u *infile = NULL;
|
|
|
7640 char_u buf[NUMBUFLEN];
|
|
|
7641 int err = FALSE;
|
|
|
7642 FILE *fd;
|
|
|
7643
|
|
|
7644 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
7645 {
|
|
|
7646 /*
|
|
|
7647 * Write the string to a temp file, to be used for input of the shell
|
|
|
7648 * command.
|
|
|
7649 */
|
|
|
7650 if ((infile = vim_tempname('i')) == NULL)
|
|
|
7651 {
|
|
|
7652 EMSG(_(e_notmp));
|
|
|
7653 return;
|
|
|
7654 }
|
|
|
7655
|
|
|
7656 fd = mch_fopen((char *)infile, WRITEBIN);
|
|
|
7657 if (fd == NULL)
|
|
|
7658 {
|
|
|
7659 EMSG2(_(e_notopen), infile);
|
|
|
7660 goto done;
|
|
|
7661 }
|
|
|
7662 p = get_var_string_buf(&argvars[1], buf);
|
|
|
7663 if (fwrite(p, STRLEN(p), 1, fd) != 1)
|
|
|
7664 err = TRUE;
|
|
|
7665 if (fclose(fd) != 0)
|
|
|
7666 err = TRUE;
|
|
|
7667 if (err)
|
|
|
7668 {
|
|
|
7669 EMSG(_("E677: Error writing temp file"));
|
|
|
7670 goto done;
|
|
|
7671 }
|
|
|
7672 }
|
|
|
7673
|
|
|
7674 res = get_cmd_output(get_var_string(&argvars[0]), infile, SHELL_SILENT);
|
|
|
7675
|
|
7
|
7676 #ifdef USE_CR
|
|
|
7677 /* translate <CR> into <NL> */
|
|
24
|
7678 if (res != NULL)
|
|
7
|
7679 {
|
|
|
7680 char_u *s;
|
|
|
7681
|
|
24
|
7682 for (s = res; *s; ++s)
|
|
7
|
7683 {
|
|
|
7684 if (*s == CAR)
|
|
|
7685 *s = NL;
|
|
|
7686 }
|
|
|
7687 }
|
|
|
7688 #else
|
|
|
7689 # ifdef USE_CRNL
|
|
|
7690 /* translate <CR><NL> into <NL> */
|
|
24
|
7691 if (res != NULL)
|
|
7
|
7692 {
|
|
|
7693 char_u *s, *d;
|
|
|
7694
|
|
24
|
7695 d = res;
|
|
|
7696 for (s = res; *s; ++s)
|
|
7
|
7697 {
|
|
|
7698 if (s[0] == CAR && s[1] == NL)
|
|
|
7699 ++s;
|
|
|
7700 *d++ = *s;
|
|
|
7701 }
|
|
|
7702 *d = NUL;
|
|
|
7703 }
|
|
|
7704 # endif
|
|
|
7705 #endif
|
|
24
|
7706
|
|
|
7707 done:
|
|
|
7708 if (infile != NULL)
|
|
|
7709 {
|
|
|
7710 mch_remove(infile);
|
|
|
7711 vim_free(infile);
|
|
|
7712 }
|
|
7
|
7713 retvar->var_type = VAR_STRING;
|
|
24
|
7714 retvar->var_val.var_string = res;
|
|
7
|
7715 }
|
|
|
7716
|
|
|
7717 /*
|
|
|
7718 * "submatch()" function
|
|
|
7719 */
|
|
|
7720 static void
|
|
|
7721 f_submatch(argvars, retvar)
|
|
|
7722 VAR argvars;
|
|
|
7723 VAR retvar;
|
|
|
7724 {
|
|
|
7725 retvar->var_type = VAR_STRING;
|
|
|
7726 retvar->var_val.var_string = reg_submatch((int)get_var_number(&argvars[0]));
|
|
|
7727 }
|
|
|
7728
|
|
|
7729 /*
|
|
|
7730 * "substitute()" function
|
|
|
7731 */
|
|
|
7732 static void
|
|
|
7733 f_substitute(argvars, retvar)
|
|
|
7734 VAR argvars;
|
|
|
7735 VAR retvar;
|
|
|
7736 {
|
|
|
7737 char_u patbuf[NUMBUFLEN];
|
|
|
7738 char_u subbuf[NUMBUFLEN];
|
|
|
7739 char_u flagsbuf[NUMBUFLEN];
|
|
|
7740
|
|
|
7741 retvar->var_type = VAR_STRING;
|
|
|
7742 retvar->var_val.var_string = do_string_sub(
|
|
|
7743 get_var_string(&argvars[0]),
|
|
|
7744 get_var_string_buf(&argvars[1], patbuf),
|
|
|
7745 get_var_string_buf(&argvars[2], subbuf),
|
|
|
7746 get_var_string_buf(&argvars[3], flagsbuf));
|
|
|
7747 }
|
|
|
7748
|
|
|
7749 /*
|
|
|
7750 * "tempname()" function
|
|
|
7751 */
|
|
|
7752 /*ARGSUSED*/
|
|
|
7753 static void
|
|
|
7754 f_tempname(argvars, retvar)
|
|
|
7755 VAR argvars;
|
|
|
7756 VAR retvar;
|
|
|
7757 {
|
|
|
7758 static int x = 'A';
|
|
|
7759
|
|
|
7760 retvar->var_type = VAR_STRING;
|
|
|
7761 retvar->var_val.var_string = vim_tempname(x);
|
|
|
7762
|
|
|
7763 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
7764 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
7765 do
|
|
|
7766 {
|
|
|
7767 if (x == 'Z')
|
|
|
7768 x = '0';
|
|
|
7769 else if (x == '9')
|
|
|
7770 x = 'A';
|
|
|
7771 else
|
|
|
7772 {
|
|
|
7773 #ifdef EBCDIC
|
|
|
7774 if (x == 'I')
|
|
|
7775 x = 'J';
|
|
|
7776 else if (x == 'R')
|
|
|
7777 x = 'S';
|
|
|
7778 else
|
|
|
7779 #endif
|
|
|
7780 ++x;
|
|
|
7781 }
|
|
|
7782 } while (x == 'I' || x == 'O');
|
|
|
7783 }
|
|
|
7784
|
|
|
7785 /*
|
|
|
7786 * "tolower(string)" function
|
|
|
7787 */
|
|
|
7788 static void
|
|
|
7789 f_tolower(argvars, retvar)
|
|
|
7790 VAR argvars;
|
|
|
7791 VAR retvar;
|
|
|
7792 {
|
|
|
7793 char_u *p;
|
|
|
7794
|
|
|
7795 p = vim_strsave(get_var_string(&argvars[0]));
|
|
|
7796 retvar->var_type = VAR_STRING;
|
|
|
7797 retvar->var_val.var_string = p;
|
|
|
7798
|
|
|
7799 if (p != NULL)
|
|
|
7800 while (*p != NUL)
|
|
|
7801 {
|
|
|
7802 #ifdef FEAT_MBYTE
|
|
|
7803 int l;
|
|
|
7804
|
|
|
7805 if (enc_utf8)
|
|
|
7806 {
|
|
|
7807 int c, lc;
|
|
|
7808
|
|
|
7809 c = utf_ptr2char(p);
|
|
|
7810 lc = utf_tolower(c);
|
|
|
7811 l = utf_ptr2len_check(p);
|
|
|
7812 /* TODO: reallocate string when byte count changes. */
|
|
|
7813 if (utf_char2len(lc) == l)
|
|
|
7814 utf_char2bytes(lc, p);
|
|
|
7815 p += l;
|
|
|
7816 }
|
|
|
7817 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
7818 p += l; /* skip multi-byte character */
|
|
|
7819 else
|
|
|
7820 #endif
|
|
|
7821 {
|
|
|
7822 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
7823 ++p;
|
|
|
7824 }
|
|
|
7825 }
|
|
|
7826 }
|
|
|
7827
|
|
|
7828 /*
|
|
|
7829 * "toupper(string)" function
|
|
|
7830 */
|
|
|
7831 static void
|
|
|
7832 f_toupper(argvars, retvar)
|
|
|
7833 VAR argvars;
|
|
|
7834 VAR retvar;
|
|
|
7835 {
|
|
|
7836 char_u *p;
|
|
|
7837
|
|
|
7838 p = vim_strsave(get_var_string(&argvars[0]));
|
|
|
7839 retvar->var_type = VAR_STRING;
|
|
|
7840 retvar->var_val.var_string = p;
|
|
|
7841
|
|
|
7842 if (p != NULL)
|
|
|
7843 while (*p != NUL)
|
|
|
7844 {
|
|
|
7845 #ifdef FEAT_MBYTE
|
|
|
7846 int l;
|
|
|
7847
|
|
|
7848 if (enc_utf8)
|
|
|
7849 {
|
|
|
7850 int c, uc;
|
|
|
7851
|
|
|
7852 c = utf_ptr2char(p);
|
|
|
7853 uc = utf_toupper(c);
|
|
|
7854 l = utf_ptr2len_check(p);
|
|
|
7855 /* TODO: reallocate string when byte count changes. */
|
|
|
7856 if (utf_char2len(uc) == l)
|
|
|
7857 utf_char2bytes(uc, p);
|
|
|
7858 p += l;
|
|
|
7859 }
|
|
|
7860 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
7861 p += l; /* skip multi-byte character */
|
|
|
7862 else
|
|
|
7863 #endif
|
|
|
7864 {
|
|
|
7865 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
7866 p++;
|
|
|
7867 }
|
|
|
7868 }
|
|
|
7869 }
|
|
|
7870
|
|
|
7871 /*
|
|
15
|
7872 * "tr(string, fromstr, tostr)" function
|
|
|
7873 */
|
|
|
7874 static void
|
|
|
7875 f_tr(argvars, retvar)
|
|
|
7876 VAR argvars;
|
|
|
7877 VAR retvar;
|
|
|
7878 {
|
|
|
7879 char_u *instr;
|
|
|
7880 char_u *fromstr;
|
|
|
7881 char_u *tostr;
|
|
|
7882 char_u *p;
|
|
|
7883 #ifdef FEAT_MBYTE
|
|
|
7884 int inlen;
|
|
|
7885 int fromlen;
|
|
|
7886 int tolen;
|
|
|
7887 int idx;
|
|
|
7888 char_u *cpstr;
|
|
|
7889 int cplen;
|
|
|
7890 int first = TRUE;
|
|
|
7891 #endif
|
|
|
7892 char_u buf[NUMBUFLEN];
|
|
|
7893 char_u buf2[NUMBUFLEN];
|
|
|
7894 garray_T ga;
|
|
|
7895
|
|
|
7896 instr = get_var_string(&argvars[0]);
|
|
|
7897 fromstr = get_var_string_buf(&argvars[1], buf);
|
|
|
7898 tostr = get_var_string_buf(&argvars[2], buf2);
|
|
|
7899
|
|
|
7900 /* Default return value: empty string. */
|
|
|
7901 retvar->var_type = VAR_STRING;
|
|
|
7902 retvar->var_val.var_string = NULL;
|
|
|
7903 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
7904
|
|
|
7905 #ifdef FEAT_MBYTE
|
|
|
7906 if (!has_mbyte)
|
|
|
7907 #endif
|
|
|
7908 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
7909 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
7910 {
|
|
20
|
7911 #ifdef FEAT_MBYTE
|
|
15
|
7912 error:
|
|
20
|
7913 #endif
|
|
15
|
7914 EMSG2(_(e_invarg2), fromstr);
|
|
|
7915 ga_clear(&ga);
|
|
|
7916 return;
|
|
|
7917 }
|
|
|
7918
|
|
|
7919 /* fromstr and tostr have to contain the same number of chars */
|
|
|
7920 while (*instr != NUL)
|
|
|
7921 {
|
|
|
7922 #ifdef FEAT_MBYTE
|
|
|
7923 if (has_mbyte)
|
|
|
7924 {
|
|
|
7925 inlen = mb_ptr2len_check(instr);
|
|
|
7926 cpstr = instr;
|
|
|
7927 cplen = inlen;
|
|
|
7928 idx = 0;
|
|
|
7929 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
7930 {
|
|
|
7931 fromlen = mb_ptr2len_check(p);
|
|
|
7932 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
7933 {
|
|
|
7934 for (p = tostr; *p != NUL; p += tolen)
|
|
|
7935 {
|
|
|
7936 tolen = mb_ptr2len_check(p);
|
|
|
7937 if (idx-- == 0)
|
|
|
7938 {
|
|
|
7939 cplen = tolen;
|
|
|
7940 cpstr = p;
|
|
|
7941 break;
|
|
|
7942 }
|
|
|
7943 }
|
|
|
7944 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
7945 goto error;
|
|
|
7946 break;
|
|
|
7947 }
|
|
|
7948 ++idx;
|
|
|
7949 }
|
|
|
7950
|
|
|
7951 if (first && cpstr == instr)
|
|
|
7952 {
|
|
|
7953 /* Check that fromstr and tostr have the same number of
|
|
|
7954 * (multi-byte) characters. Done only once when a character
|
|
|
7955 * of instr doesn't appear in fromstr. */
|
|
|
7956 first = FALSE;
|
|
|
7957 for (p = tostr; *p != NUL; p += tolen)
|
|
|
7958 {
|
|
|
7959 tolen = mb_ptr2len_check(p);
|
|
|
7960 --idx;
|
|
|
7961 }
|
|
|
7962 if (idx != 0)
|
|
|
7963 goto error;
|
|
|
7964 }
|
|
|
7965
|
|
|
7966 ga_grow(&ga, cplen);
|
|
16
|
7967 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
7968 ga.ga_len += cplen;
|
|
|
7969 ga.ga_room -= cplen;
|
|
|
7970
|
|
|
7971 instr += inlen;
|
|
|
7972 }
|
|
|
7973 else
|
|
|
7974 #endif
|
|
|
7975 {
|
|
|
7976 /* When not using multi-byte chars we can do it faster. */
|
|
|
7977 p = vim_strchr(fromstr, *instr);
|
|
|
7978 if (p != NULL)
|
|
|
7979 ga_append(&ga, tostr[p - fromstr]);
|
|
|
7980 else
|
|
|
7981 ga_append(&ga, *instr);
|
|
|
7982 ++instr;
|
|
|
7983 }
|
|
|
7984 }
|
|
|
7985
|
|
|
7986 retvar->var_val.var_string = ga.ga_data;
|
|
|
7987 }
|
|
|
7988
|
|
|
7989 /*
|
|
7
|
7990 * "type(expr)" function
|
|
|
7991 */
|
|
|
7992 static void
|
|
|
7993 f_type(argvars, retvar)
|
|
|
7994 VAR argvars;
|
|
|
7995 VAR retvar;
|
|
|
7996 {
|
|
|
7997 if (argvars[0].var_type == VAR_NUMBER)
|
|
|
7998 retvar->var_val.var_number = 0;
|
|
|
7999 else
|
|
|
8000 retvar->var_val.var_number = 1;
|
|
|
8001 }
|
|
|
8002
|
|
|
8003 /*
|
|
|
8004 * "virtcol(string)" function
|
|
|
8005 */
|
|
|
8006 static void
|
|
|
8007 f_virtcol(argvars, retvar)
|
|
|
8008 VAR argvars;
|
|
|
8009 VAR retvar;
|
|
|
8010 {
|
|
|
8011 colnr_T vcol = 0;
|
|
|
8012 pos_T *fp;
|
|
|
8013
|
|
|
8014 fp = var2fpos(&argvars[0], FALSE);
|
|
|
8015 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
8016 {
|
|
|
8017 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
8018 ++vcol;
|
|
|
8019 }
|
|
|
8020
|
|
|
8021 retvar->var_val.var_number = vcol;
|
|
|
8022 }
|
|
|
8023
|
|
|
8024 /*
|
|
|
8025 * "visualmode()" function
|
|
|
8026 */
|
|
|
8027 /*ARGSUSED*/
|
|
|
8028 static void
|
|
|
8029 f_visualmode(argvars, retvar)
|
|
|
8030 VAR argvars;
|
|
|
8031 VAR retvar;
|
|
|
8032 {
|
|
|
8033 #ifdef FEAT_VISUAL
|
|
|
8034 char_u str[2];
|
|
|
8035
|
|
|
8036 retvar->var_type = VAR_STRING;
|
|
|
8037 str[0] = curbuf->b_visual_mode_eval;
|
|
|
8038 str[1] = NUL;
|
|
|
8039 retvar->var_val.var_string = vim_strsave(str);
|
|
|
8040
|
|
|
8041 /* A non-zero number or non-empty string argument: reset mode. */
|
|
|
8042 if ((argvars[0].var_type == VAR_NUMBER
|
|
|
8043 && argvars[0].var_val.var_number != 0)
|
|
|
8044 || (argvars[0].var_type == VAR_STRING
|
|
|
8045 && *get_var_string(&argvars[0]) != NUL))
|
|
|
8046 curbuf->b_visual_mode_eval = NUL;
|
|
|
8047 #else
|
|
|
8048 retvar->var_val.var_number = 0; /* return anything, it won't work anyway */
|
|
|
8049 #endif
|
|
|
8050 }
|
|
|
8051
|
|
|
8052 /*
|
|
|
8053 * "winbufnr(nr)" function
|
|
|
8054 */
|
|
|
8055 static void
|
|
|
8056 f_winbufnr(argvars, retvar)
|
|
|
8057 VAR argvars;
|
|
|
8058 VAR retvar;
|
|
|
8059 {
|
|
|
8060 win_T *wp;
|
|
|
8061
|
|
|
8062 wp = find_win_by_nr(&argvars[0]);
|
|
|
8063 if (wp == NULL)
|
|
|
8064 retvar->var_val.var_number = -1;
|
|
|
8065 else
|
|
|
8066 retvar->var_val.var_number = wp->w_buffer->b_fnum;
|
|
|
8067 }
|
|
|
8068
|
|
|
8069 /*
|
|
|
8070 * "wincol()" function
|
|
|
8071 */
|
|
|
8072 /*ARGSUSED*/
|
|
|
8073 static void
|
|
|
8074 f_wincol(argvars, retvar)
|
|
|
8075 VAR argvars;
|
|
|
8076 VAR retvar;
|
|
|
8077 {
|
|
|
8078 validate_cursor();
|
|
|
8079 retvar->var_val.var_number = curwin->w_wcol + 1;
|
|
|
8080 }
|
|
|
8081
|
|
|
8082 /*
|
|
|
8083 * "winheight(nr)" function
|
|
|
8084 */
|
|
|
8085 static void
|
|
|
8086 f_winheight(argvars, retvar)
|
|
|
8087 VAR argvars;
|
|
|
8088 VAR retvar;
|
|
|
8089 {
|
|
|
8090 win_T *wp;
|
|
|
8091
|
|
|
8092 wp = find_win_by_nr(&argvars[0]);
|
|
|
8093 if (wp == NULL)
|
|
|
8094 retvar->var_val.var_number = -1;
|
|
|
8095 else
|
|
|
8096 retvar->var_val.var_number = wp->w_height;
|
|
|
8097 }
|
|
|
8098
|
|
|
8099 /*
|
|
|
8100 * "winline()" function
|
|
|
8101 */
|
|
|
8102 /*ARGSUSED*/
|
|
|
8103 static void
|
|
|
8104 f_winline(argvars, retvar)
|
|
|
8105 VAR argvars;
|
|
|
8106 VAR retvar;
|
|
|
8107 {
|
|
|
8108 validate_cursor();
|
|
|
8109 retvar->var_val.var_number = curwin->w_wrow + 1;
|
|
|
8110 }
|
|
|
8111
|
|
|
8112 /*
|
|
|
8113 * "winnr()" function
|
|
|
8114 */
|
|
|
8115 /* ARGSUSED */
|
|
|
8116 static void
|
|
|
8117 f_winnr(argvars, retvar)
|
|
|
8118 VAR argvars;
|
|
|
8119 VAR retvar;
|
|
|
8120 {
|
|
|
8121 int nr = 1;
|
|
|
8122 #ifdef FEAT_WINDOWS
|
|
|
8123 win_T *wp;
|
|
20
|
8124 win_T *twin = curwin;
|
|
|
8125 char_u *arg;
|
|
|
8126
|
|
|
8127 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
8128 {
|
|
|
8129 arg = get_var_string(&argvars[0]);
|
|
|
8130 if (STRCMP(arg, "$") == 0)
|
|
|
8131 twin = lastwin;
|
|
|
8132 else if (STRCMP(arg, "#") == 0)
|
|
|
8133 {
|
|
|
8134 twin = prevwin;
|
|
|
8135 if (prevwin == NULL)
|
|
|
8136 nr = 0;
|
|
|
8137 }
|
|
|
8138 else
|
|
|
8139 {
|
|
|
8140 EMSG2(_(e_invexpr2), arg);
|
|
|
8141 nr = 0;
|
|
|
8142 }
|
|
|
8143 }
|
|
|
8144
|
|
|
8145 if (nr > 0)
|
|
|
8146 for (wp = firstwin; wp != twin; wp = wp->w_next)
|
|
|
8147 ++nr;
|
|
7
|
8148 #endif
|
|
|
8149 retvar->var_val.var_number = nr;
|
|
|
8150 }
|
|
|
8151
|
|
|
8152 /*
|
|
|
8153 * "winrestcmd()" function
|
|
|
8154 */
|
|
|
8155 /* ARGSUSED */
|
|
|
8156 static void
|
|
|
8157 f_winrestcmd(argvars, retvar)
|
|
|
8158 VAR argvars;
|
|
|
8159 VAR retvar;
|
|
|
8160 {
|
|
|
8161 #ifdef FEAT_WINDOWS
|
|
|
8162 win_T *wp;
|
|
|
8163 int winnr = 1;
|
|
|
8164 garray_T ga;
|
|
|
8165 char_u buf[50];
|
|
|
8166
|
|
|
8167 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
8168 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
8169 {
|
|
|
8170 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
8171 ga_concat(&ga, buf);
|
|
|
8172 # ifdef FEAT_VERTSPLIT
|
|
|
8173 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
8174 ga_concat(&ga, buf);
|
|
|
8175 # endif
|
|
|
8176 ++winnr;
|
|
|
8177 }
|
|
21
|
8178 ga_append(&ga, NUL);
|
|
7
|
8179
|
|
|
8180 retvar->var_val.var_string = ga.ga_data;
|
|
|
8181 #else
|
|
|
8182 retvar->var_val.var_string = NULL;
|
|
|
8183 #endif
|
|
|
8184 retvar->var_type = VAR_STRING;
|
|
|
8185 }
|
|
|
8186
|
|
|
8187 /*
|
|
|
8188 * "winwidth(nr)" function
|
|
|
8189 */
|
|
|
8190 static void
|
|
|
8191 f_winwidth(argvars, retvar)
|
|
|
8192 VAR argvars;
|
|
|
8193 VAR retvar;
|
|
|
8194 {
|
|
|
8195 win_T *wp;
|
|
|
8196
|
|
|
8197 wp = find_win_by_nr(&argvars[0]);
|
|
|
8198 if (wp == NULL)
|
|
|
8199 retvar->var_val.var_number = -1;
|
|
|
8200 else
|
|
|
8201 #ifdef FEAT_VERTSPLIT
|
|
|
8202 retvar->var_val.var_number = wp->w_width;
|
|
|
8203 #else
|
|
|
8204 retvar->var_val.var_number = Columns;
|
|
|
8205 #endif
|
|
|
8206 }
|
|
|
8207
|
|
|
8208 static win_T *
|
|
|
8209 find_win_by_nr(vp)
|
|
|
8210 VAR vp;
|
|
|
8211 {
|
|
|
8212 #ifdef FEAT_WINDOWS
|
|
|
8213 win_T *wp;
|
|
|
8214 #endif
|
|
|
8215 int nr;
|
|
|
8216
|
|
|
8217 nr = get_var_number(vp);
|
|
|
8218
|
|
|
8219 #ifdef FEAT_WINDOWS
|
|
|
8220 if (nr == 0)
|
|
|
8221 return curwin;
|
|
|
8222
|
|
|
8223 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
8224 if (--nr <= 0)
|
|
|
8225 break;
|
|
|
8226 return wp;
|
|
|
8227 #else
|
|
|
8228 if (nr == 0 || nr == 1)
|
|
|
8229 return curwin;
|
|
|
8230 return NULL;
|
|
|
8231 #endif
|
|
|
8232 }
|
|
|
8233
|
|
|
8234 /*
|
|
|
8235 * Translate a String variable into a position.
|
|
|
8236 */
|
|
|
8237 static pos_T *
|
|
|
8238 var2fpos(varp, lnum)
|
|
|
8239 VAR varp;
|
|
|
8240 int lnum; /* TRUE when $ is last line */
|
|
|
8241 {
|
|
|
8242 char_u *name;
|
|
|
8243 static pos_T pos;
|
|
|
8244 pos_T *pp;
|
|
|
8245
|
|
|
8246 name = get_var_string(varp);
|
|
|
8247 if (name[0] == '.') /* cursor */
|
|
|
8248 return &curwin->w_cursor;
|
|
|
8249 if (name[0] == '\'') /* mark */
|
|
|
8250 {
|
|
|
8251 pp = getmark(name[1], FALSE);
|
|
|
8252 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
8253 return NULL;
|
|
|
8254 return pp;
|
|
|
8255 }
|
|
|
8256 if (name[0] == '$') /* last column or line */
|
|
|
8257 {
|
|
|
8258 if (lnum)
|
|
|
8259 {
|
|
|
8260 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
8261 pos.col = 0;
|
|
|
8262 }
|
|
|
8263 else
|
|
|
8264 {
|
|
|
8265 pos.lnum = curwin->w_cursor.lnum;
|
|
|
8266 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
8267 }
|
|
|
8268 return &pos;
|
|
|
8269 }
|
|
|
8270 return NULL;
|
|
|
8271 }
|
|
|
8272
|
|
|
8273 /*
|
|
|
8274 * Get the length of an environment variable name.
|
|
|
8275 * Advance "arg" to the first character after the name.
|
|
|
8276 * Return 0 for error.
|
|
|
8277 */
|
|
|
8278 static int
|
|
|
8279 get_env_len(arg)
|
|
|
8280 char_u **arg;
|
|
|
8281 {
|
|
|
8282 char_u *p;
|
|
|
8283 int len;
|
|
|
8284
|
|
|
8285 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
8286 ;
|
|
|
8287 if (p == *arg) /* no name found */
|
|
|
8288 return 0;
|
|
|
8289
|
|
|
8290 len = (int)(p - *arg);
|
|
|
8291 *arg = p;
|
|
|
8292 return len;
|
|
|
8293 }
|
|
|
8294
|
|
|
8295 /*
|
|
|
8296 * Get the length of the name of a function or internal variable.
|
|
|
8297 * "arg" is advanced to the first non-white character after the name.
|
|
|
8298 * Return 0 if something is wrong.
|
|
|
8299 */
|
|
|
8300 static int
|
|
|
8301 get_id_len(arg)
|
|
|
8302 char_u **arg;
|
|
|
8303 {
|
|
|
8304 char_u *p;
|
|
|
8305 int len;
|
|
|
8306
|
|
|
8307 /* Find the end of the name. */
|
|
|
8308 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
8309 ;
|
|
|
8310 if (p == *arg) /* no name found */
|
|
|
8311 return 0;
|
|
|
8312
|
|
|
8313 len = (int)(p - *arg);
|
|
|
8314 *arg = skipwhite(p);
|
|
|
8315
|
|
|
8316 return len;
|
|
|
8317 }
|
|
|
8318
|
|
|
8319 /*
|
|
|
8320 * Get the length of the name of a function.
|
|
|
8321 * "arg" is advanced to the first non-white character after the name.
|
|
|
8322 * Return 0 if something is wrong.
|
|
|
8323 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
8324 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
8325 */
|
|
|
8326 static int
|
|
|
8327 get_func_len(arg, alias, evaluate)
|
|
|
8328 char_u **arg;
|
|
|
8329 char_u **alias;
|
|
|
8330 int evaluate;
|
|
|
8331 {
|
|
|
8332 int len;
|
|
|
8333 #ifdef FEAT_MAGIC_BRACES
|
|
|
8334 char_u *p;
|
|
|
8335 char_u *expr_start;
|
|
|
8336 char_u *expr_end;
|
|
|
8337 #endif
|
|
|
8338
|
|
|
8339 *alias = NULL; /* default to no alias */
|
|
|
8340
|
|
|
8341 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
8342 && (*arg)[2] == (int)KE_SNR)
|
|
|
8343 {
|
|
|
8344 /* hard coded <SNR>, already translated */
|
|
|
8345 *arg += 3;
|
|
|
8346 return get_id_len(arg) + 3;
|
|
|
8347 }
|
|
|
8348 len = eval_fname_script(*arg);
|
|
|
8349 if (len > 0)
|
|
|
8350 {
|
|
|
8351 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
8352 *arg += len;
|
|
|
8353 }
|
|
|
8354
|
|
|
8355 #ifdef FEAT_MAGIC_BRACES
|
|
|
8356 /*
|
|
|
8357 * Find the end of the name;
|
|
|
8358 */
|
|
|
8359 p = find_name_end(*arg, &expr_start, &expr_end);
|
|
|
8360 /* check for {} construction */
|
|
|
8361 if (expr_start != NULL)
|
|
|
8362 {
|
|
|
8363 char_u *temp_string;
|
|
|
8364
|
|
|
8365 if (!evaluate)
|
|
|
8366 {
|
|
|
8367 len += (int)(p - *arg);
|
|
|
8368 *arg = skipwhite(p);
|
|
|
8369 return len;
|
|
|
8370 }
|
|
|
8371
|
|
|
8372 /*
|
|
|
8373 * Include any <SID> etc in the expanded string:
|
|
|
8374 * Thus the -len here.
|
|
|
8375 */
|
|
|
8376 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
8377 if (temp_string == NULL)
|
|
|
8378 return 0;
|
|
|
8379 *alias = temp_string;
|
|
|
8380 *arg = skipwhite(p);
|
|
|
8381 return (int)STRLEN(temp_string);
|
|
|
8382 }
|
|
|
8383 #endif
|
|
|
8384
|
|
|
8385 len += get_id_len(arg);
|
|
|
8386 if (len == 0)
|
|
|
8387 EMSG2(_(e_invexpr2), *arg);
|
|
|
8388
|
|
|
8389 return len;
|
|
|
8390 }
|
|
|
8391
|
|
|
8392 static char_u *
|
|
|
8393 find_name_end(arg, expr_start, expr_end)
|
|
|
8394 char_u *arg;
|
|
|
8395 char_u **expr_start;
|
|
|
8396 char_u **expr_end;
|
|
|
8397 {
|
|
|
8398 int nesting = 0;
|
|
|
8399 char_u *p;
|
|
|
8400
|
|
|
8401 *expr_start = NULL;
|
|
|
8402 *expr_end = NULL;
|
|
|
8403
|
|
|
8404 for (p = arg; (*p != NUL && (eval_isnamec(*p) || nesting != 0)); ++p)
|
|
|
8405 {
|
|
|
8406 #ifdef FEAT_MAGIC_BRACES
|
|
|
8407 if (*p == '{')
|
|
|
8408 {
|
|
|
8409 nesting++;
|
|
|
8410 if (*expr_start == NULL)
|
|
|
8411 *expr_start = p;
|
|
|
8412 }
|
|
|
8413 else if (*p == '}')
|
|
|
8414 {
|
|
|
8415 nesting--;
|
|
|
8416 if (nesting == 0 && *expr_end == NULL)
|
|
|
8417 *expr_end = p;
|
|
|
8418 }
|
|
|
8419 #endif
|
|
|
8420 }
|
|
|
8421
|
|
|
8422 return p;
|
|
|
8423 }
|
|
|
8424
|
|
|
8425 /*
|
|
|
8426 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
8427 */
|
|
|
8428 static int
|
|
|
8429 eval_isnamec(c)
|
|
|
8430 int c;
|
|
|
8431 {
|
|
|
8432 return (ASCII_ISALNUM(c) || c == '_' || c == ':'
|
|
|
8433 #ifdef FEAT_MAGIC_BRACES
|
|
|
8434 || c == '{' || c == '}'
|
|
|
8435 #endif
|
|
|
8436 );
|
|
|
8437 }
|
|
|
8438
|
|
|
8439 /*
|
|
|
8440 * Find a v: variable.
|
|
|
8441 * Return it's index, or -1 if not found.
|
|
|
8442 */
|
|
|
8443 static int
|
|
|
8444 find_vim_var(name, len)
|
|
|
8445 char_u *name;
|
|
|
8446 int len; /* length of "name" */
|
|
|
8447 {
|
|
|
8448 char_u *vname;
|
|
|
8449 int vlen;
|
|
|
8450 int i;
|
|
|
8451
|
|
|
8452 /*
|
|
|
8453 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
8454 */
|
|
|
8455 if (name[0] == 'v' && name[1] == ':')
|
|
|
8456 {
|
|
|
8457 vname = name + 2;
|
|
|
8458 vlen = len - 2;
|
|
|
8459 }
|
|
|
8460 else
|
|
|
8461 {
|
|
|
8462 vname = name;
|
|
|
8463 vlen = len;
|
|
|
8464 }
|
|
|
8465 for (i = 0; i < VV_LEN; ++i)
|
|
|
8466 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
8467 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
8468 return i;
|
|
|
8469 return -1;
|
|
|
8470 }
|
|
|
8471
|
|
|
8472 /*
|
|
|
8473 * Set number v: variable to "val".
|
|
|
8474 */
|
|
|
8475 void
|
|
|
8476 set_vim_var_nr(idx, val)
|
|
|
8477 int idx;
|
|
|
8478 long val;
|
|
|
8479 {
|
|
|
8480 vimvars[idx].val = (char_u *)val;
|
|
|
8481 }
|
|
|
8482
|
|
|
8483 /*
|
|
|
8484 * Get number v: variable value;
|
|
|
8485 */
|
|
|
8486 long
|
|
|
8487 get_vim_var_nr(idx)
|
|
|
8488 int idx;
|
|
|
8489 {
|
|
|
8490 return (long)vimvars[idx].val;
|
|
|
8491 }
|
|
|
8492
|
|
|
8493 /*
|
|
|
8494 * Set v:count, v:count1 and v:prevcount.
|
|
|
8495 */
|
|
|
8496 void
|
|
|
8497 set_vcount(count, count1)
|
|
|
8498 long count;
|
|
|
8499 long count1;
|
|
|
8500 {
|
|
|
8501 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
8502 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
8503 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
8504 }
|
|
|
8505
|
|
|
8506 /*
|
|
|
8507 * Set string v: variable to a copy of "val".
|
|
|
8508 */
|
|
|
8509 void
|
|
|
8510 set_vim_var_string(idx, val, len)
|
|
|
8511 int idx;
|
|
|
8512 char_u *val;
|
|
|
8513 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
8514 {
|
|
|
8515 vim_free(vimvars[idx].val);
|
|
|
8516 if (val == NULL)
|
|
|
8517 vimvars[idx].val = NULL;
|
|
|
8518 else if (len == -1)
|
|
|
8519 vimvars[idx].val = vim_strsave(val);
|
|
|
8520 else
|
|
|
8521 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
8522 }
|
|
|
8523
|
|
|
8524 /*
|
|
|
8525 * Set v:register if needed.
|
|
|
8526 */
|
|
|
8527 void
|
|
|
8528 set_reg_var(c)
|
|
|
8529 int c;
|
|
|
8530 {
|
|
|
8531 char_u regname;
|
|
|
8532
|
|
|
8533 if (c == 0 || c == ' ')
|
|
|
8534 regname = '"';
|
|
|
8535 else
|
|
|
8536 regname = c;
|
|
|
8537 /* Avoid free/alloc when the value is already right. */
|
|
|
8538 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
8539 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
8540 }
|
|
|
8541
|
|
|
8542 /*
|
|
|
8543 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
8544 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
8545 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
8546 * take care of memory allocations.
|
|
|
8547 */
|
|
|
8548 char_u *
|
|
|
8549 v_exception(oldval)
|
|
|
8550 char_u *oldval;
|
|
|
8551 {
|
|
|
8552 if (oldval == NULL)
|
|
|
8553 return vimvars[VV_EXCEPTION].val;
|
|
|
8554
|
|
|
8555 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
8556 return NULL;
|
|
|
8557 }
|
|
|
8558
|
|
|
8559 /*
|
|
|
8560 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
8561 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
8562 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
8563 * take care of memory allocations.
|
|
|
8564 */
|
|
|
8565 char_u *
|
|
|
8566 v_throwpoint(oldval)
|
|
|
8567 char_u *oldval;
|
|
|
8568 {
|
|
|
8569 if (oldval == NULL)
|
|
|
8570 return vimvars[VV_THROWPOINT].val;
|
|
|
8571
|
|
|
8572 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
8573 return NULL;
|
|
|
8574 }
|
|
|
8575
|
|
|
8576 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
8577 /*
|
|
|
8578 * Set v:cmdarg.
|
|
|
8579 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
8580 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
8581 * Must always be called in pairs!
|
|
|
8582 */
|
|
|
8583 char_u *
|
|
|
8584 set_cmdarg(eap, oldarg)
|
|
|
8585 exarg_T *eap;
|
|
|
8586 char_u *oldarg;
|
|
|
8587 {
|
|
|
8588 char_u *oldval;
|
|
|
8589 char_u *newval;
|
|
|
8590 unsigned len;
|
|
|
8591
|
|
|
8592 oldval = vimvars[VV_CMDARG].val;
|
|
26
|
8593 if (eap == NULL)
|
|
|
8594 {
|
|
|
8595 vim_free(oldval);
|
|
|
8596 vimvars[VV_CMDARG].val = oldarg;
|
|
|
8597 return NULL;
|
|
|
8598 }
|
|
|
8599
|
|
|
8600 if (eap->force_bin == FORCE_BIN)
|
|
|
8601 len = 6;
|
|
|
8602 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
8603 len = 8;
|
|
|
8604 else
|
|
|
8605 len = 0;
|
|
|
8606 if (eap->force_ff != 0)
|
|
|
8607 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
7
|
8608 # ifdef FEAT_MBYTE
|
|
26
|
8609 if (eap->force_enc != 0)
|
|
|
8610 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
7
|
8611 # endif
|
|
|
8612
|
|
26
|
8613 newval = alloc(len + 1);
|
|
|
8614 if (newval == NULL)
|
|
|
8615 return NULL;
|
|
|
8616
|
|
|
8617 if (eap->force_bin == FORCE_BIN)
|
|
|
8618 sprintf((char *)newval, " ++bin");
|
|
|
8619 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
8620 sprintf((char *)newval, " ++nobin");
|
|
|
8621 else
|
|
|
8622 *newval = NUL;
|
|
|
8623 if (eap->force_ff != 0)
|
|
|
8624 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
8625 eap->cmd + eap->force_ff);
|
|
7
|
8626 # ifdef FEAT_MBYTE
|
|
26
|
8627 if (eap->force_enc != 0)
|
|
|
8628 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
8629 eap->cmd + eap->force_enc);
|
|
7
|
8630 # endif
|
|
26
|
8631 vimvars[VV_CMDARG].val = newval;
|
|
|
8632 return oldval;
|
|
7
|
8633 }
|
|
|
8634 #endif
|
|
|
8635
|
|
|
8636 /*
|
|
|
8637 * Get the value of internal variable "name".
|
|
|
8638 * Return OK or FAIL.
|
|
|
8639 */
|
|
|
8640 static int
|
|
|
8641 get_var_var(name, len, retvar)
|
|
|
8642 char_u *name;
|
|
|
8643 int len; /* length of "name" */
|
|
|
8644 VAR retvar; /* NULL when only checking existence */
|
|
|
8645 {
|
|
|
8646 int ret = OK;
|
|
|
8647 int type = VAR_UNKNOWN;
|
|
|
8648 long number = 1;
|
|
|
8649 char_u *string = NULL;
|
|
|
8650 VAR v;
|
|
|
8651 int cc;
|
|
|
8652 int i;
|
|
|
8653
|
|
|
8654 /* truncate the name, so that we can use strcmp() */
|
|
|
8655 cc = name[len];
|
|
|
8656 name[len] = NUL;
|
|
|
8657
|
|
|
8658 /*
|
|
|
8659 * Check for "b:changedtick".
|
|
|
8660 */
|
|
|
8661 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
8662 {
|
|
|
8663 type = VAR_NUMBER;
|
|
|
8664 number = curbuf->b_changedtick;
|
|
|
8665 }
|
|
|
8666
|
|
|
8667 /*
|
|
|
8668 * Check for built-in v: variables.
|
|
|
8669 */
|
|
|
8670 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
8671 {
|
|
|
8672 type = vimvars[i].type;
|
|
|
8673 number = (long)vimvars[i].val;
|
|
|
8674 string = vimvars[i].val;
|
|
|
8675 }
|
|
|
8676
|
|
|
8677 /*
|
|
|
8678 * Check for user-defined variables.
|
|
|
8679 */
|
|
|
8680 else
|
|
|
8681 {
|
|
|
8682 v = find_var(name, FALSE);
|
|
|
8683 if (v != NULL)
|
|
|
8684 {
|
|
|
8685 type = v->var_type;
|
|
|
8686 number = v->var_val.var_number;
|
|
|
8687 string = v->var_val.var_string;
|
|
|
8688 }
|
|
|
8689 }
|
|
|
8690
|
|
|
8691 if (type == VAR_UNKNOWN)
|
|
|
8692 {
|
|
|
8693 if (retvar != NULL)
|
|
|
8694 EMSG2(_("E121: Undefined variable: %s"), name);
|
|
|
8695 ret = FAIL;
|
|
|
8696 }
|
|
|
8697 else if (retvar != NULL)
|
|
|
8698 {
|
|
|
8699 retvar->var_type = type;
|
|
|
8700 if (type == VAR_NUMBER)
|
|
|
8701 retvar->var_val.var_number = number;
|
|
|
8702 else if (type == VAR_STRING)
|
|
|
8703 {
|
|
|
8704 if (string != NULL)
|
|
|
8705 string = vim_strsave(string);
|
|
|
8706 retvar->var_val.var_string = string;
|
|
|
8707 }
|
|
|
8708 }
|
|
|
8709
|
|
|
8710 name[len] = cc;
|
|
|
8711
|
|
|
8712 return ret;
|
|
|
8713 }
|
|
|
8714
|
|
|
8715 /*
|
|
|
8716 * Allocate memory for a variable, and make it emtpy (0 or NULL value).
|
|
|
8717 */
|
|
|
8718 static VAR
|
|
|
8719 alloc_var()
|
|
|
8720 {
|
|
|
8721 return (VAR)alloc_clear((unsigned)sizeof(var));
|
|
|
8722 }
|
|
|
8723
|
|
|
8724 /*
|
|
|
8725 * Allocate memory for a variable, and assign a string to it.
|
|
|
8726 * The string "s" must have been allocated, it is consumed.
|
|
|
8727 * Return NULL for out of memory, the variable otherwise.
|
|
|
8728 */
|
|
|
8729 static VAR
|
|
|
8730 alloc_string_var(s)
|
|
|
8731 char_u *s;
|
|
|
8732 {
|
|
|
8733 VAR retvar;
|
|
|
8734
|
|
|
8735 retvar = alloc_var();
|
|
|
8736 if (retvar != NULL)
|
|
|
8737 {
|
|
|
8738 retvar->var_type = VAR_STRING;
|
|
|
8739 retvar->var_val.var_string = s;
|
|
|
8740 }
|
|
|
8741 else
|
|
|
8742 vim_free(s);
|
|
|
8743 return retvar;
|
|
|
8744 }
|
|
|
8745
|
|
|
8746 /*
|
|
|
8747 * Free the memory for a variable.
|
|
|
8748 */
|
|
|
8749 static void
|
|
|
8750 free_var(varp)
|
|
|
8751 VAR varp;
|
|
|
8752 {
|
|
|
8753 if (varp != NULL)
|
|
|
8754 {
|
|
|
8755 if (varp->var_type == VAR_STRING)
|
|
|
8756 vim_free(varp->var_val.var_string);
|
|
|
8757 vim_free(varp->var_name);
|
|
|
8758 vim_free(varp);
|
|
|
8759 }
|
|
|
8760 }
|
|
|
8761
|
|
|
8762 /*
|
|
|
8763 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
8764 */
|
|
|
8765 static void
|
|
|
8766 clear_var(varp)
|
|
|
8767 VAR varp;
|
|
|
8768 {
|
|
|
8769 if (varp != NULL)
|
|
|
8770 {
|
|
|
8771 if (varp->var_type == VAR_STRING)
|
|
|
8772 {
|
|
|
8773 vim_free(varp->var_val.var_string);
|
|
|
8774 varp->var_val.var_string = NULL;
|
|
|
8775 }
|
|
|
8776 else
|
|
|
8777 varp->var_val.var_number = 0;
|
|
|
8778 }
|
|
|
8779 }
|
|
|
8780
|
|
|
8781 /*
|
|
|
8782 * Get the number value of a variable.
|
|
|
8783 * If it is a String variable, uses vim_str2nr().
|
|
|
8784 */
|
|
|
8785 static long
|
|
|
8786 get_var_number(varp)
|
|
|
8787 VAR varp;
|
|
|
8788 {
|
|
|
8789 long n;
|
|
|
8790
|
|
|
8791 if (varp->var_type == VAR_NUMBER)
|
|
|
8792 return (long)(varp->var_val.var_number);
|
|
|
8793 else if (varp->var_type == VAR_UNKNOWN || varp->var_val.var_string == NULL)
|
|
|
8794 return 0L;
|
|
|
8795 else
|
|
|
8796 {
|
|
|
8797 vim_str2nr(varp->var_val.var_string, NULL, NULL, TRUE, TRUE, &n, NULL);
|
|
|
8798 return n;
|
|
|
8799 }
|
|
|
8800 }
|
|
|
8801
|
|
|
8802 /*
|
|
|
8803 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
8804 */
|
|
|
8805 static linenr_T
|
|
|
8806 get_var_lnum(argvars)
|
|
|
8807 VAR argvars;
|
|
|
8808 {
|
|
|
8809 var retvar;
|
|
|
8810 linenr_T lnum;
|
|
|
8811
|
|
|
8812 lnum = get_var_number(&argvars[0]);
|
|
|
8813 if (lnum == 0) /* no valid number, try using line() */
|
|
|
8814 {
|
|
|
8815 retvar.var_type = VAR_NUMBER;
|
|
|
8816 f_line(argvars, &retvar);
|
|
|
8817 lnum = retvar.var_val.var_number;
|
|
|
8818 clear_var(&retvar);
|
|
|
8819 }
|
|
|
8820 return lnum;
|
|
|
8821 }
|
|
|
8822
|
|
|
8823 /*
|
|
|
8824 * Get the string value of a variable.
|
|
|
8825 * If it is a Number variable, the number is converted into a string.
|
|
|
8826 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
8827 * get_var_string_buf() uses a given buffer.
|
|
|
8828 * If the String variable has never been set, return an empty string.
|
|
|
8829 * Never returns NULL;
|
|
|
8830 */
|
|
|
8831 static char_u *
|
|
|
8832 get_var_string(varp)
|
|
|
8833 VAR varp;
|
|
|
8834 {
|
|
|
8835 static char_u mybuf[NUMBUFLEN];
|
|
|
8836
|
|
|
8837 return get_var_string_buf(varp, mybuf);
|
|
|
8838 }
|
|
|
8839
|
|
|
8840 static char_u *
|
|
|
8841 get_var_string_buf(varp, buf)
|
|
|
8842 VAR varp;
|
|
|
8843 char_u *buf;
|
|
|
8844 {
|
|
|
8845 if (varp->var_type == VAR_NUMBER)
|
|
|
8846 {
|
|
|
8847 sprintf((char *)buf, "%ld", (long)varp->var_val.var_number);
|
|
|
8848 return buf;
|
|
|
8849 }
|
|
|
8850 else if (varp->var_val.var_string == NULL)
|
|
|
8851 return (char_u *)"";
|
|
|
8852 else
|
|
|
8853 return varp->var_val.var_string;
|
|
|
8854 }
|
|
|
8855
|
|
|
8856 /*
|
|
|
8857 * Find variable "name" in the list of variables.
|
|
|
8858 * Return a pointer to it if found, NULL if not found.
|
|
|
8859 */
|
|
|
8860 static VAR
|
|
|
8861 find_var(name, writing)
|
|
|
8862 char_u *name;
|
|
|
8863 int writing;
|
|
|
8864 {
|
|
|
8865 int i;
|
|
|
8866 char_u *varname;
|
|
|
8867 garray_T *gap;
|
|
|
8868
|
|
|
8869 /* Check for function arguments "a:" */
|
|
|
8870 if (name[0] == 'a' && name[1] == ':')
|
|
|
8871 {
|
|
|
8872 if (writing)
|
|
|
8873 {
|
|
|
8874 EMSG2(_(e_readonlyvar), name);
|
|
|
8875 return NULL;
|
|
|
8876 }
|
|
|
8877 name += 2;
|
|
|
8878 if (current_funccal == NULL)
|
|
|
8879 return NULL;
|
|
|
8880 if (VIM_ISDIGIT(*name))
|
|
|
8881 {
|
|
|
8882 i = atol((char *)name);
|
|
|
8883 if (i == 0) /* a:0 */
|
|
|
8884 return ¤t_funccal->a0_var;
|
|
|
8885 i += current_funccal->func->args.ga_len;
|
|
|
8886 if (i > current_funccal->argcount) /* a:999 */
|
|
|
8887 return NULL;
|
|
|
8888 return &(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
|
8889 }
|
|
|
8890 if (STRCMP(name, "firstline") == 0)
|
|
|
8891 return &(current_funccal->firstline);
|
|
|
8892 if (STRCMP(name, "lastline") == 0)
|
|
|
8893 return &(current_funccal->lastline);
|
|
|
8894 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
8895 if (STRCMP(name, ((char_u **)
|
|
|
8896 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
|
8897 return &(current_funccal->argvars[i]); /* a:name */
|
|
|
8898 return NULL;
|
|
|
8899 }
|
|
|
8900
|
|
|
8901 gap = find_var_ga(name, &varname);
|
|
|
8902 if (gap == NULL)
|
|
|
8903 return NULL;
|
|
|
8904 return find_var_in_ga(gap, varname);
|
|
|
8905 }
|
|
|
8906
|
|
|
8907 static VAR
|
|
|
8908 find_var_in_ga(gap, varname)
|
|
|
8909 garray_T *gap;
|
|
|
8910 char_u *varname;
|
|
|
8911 {
|
|
|
8912 int i;
|
|
|
8913
|
|
|
8914 for (i = gap->ga_len; --i >= 0; )
|
|
|
8915 if (VAR_GAP_ENTRY(i, gap).var_name != NULL
|
|
|
8916 && STRCMP(VAR_GAP_ENTRY(i, gap).var_name, varname) == 0)
|
|
|
8917 break;
|
|
|
8918 if (i < 0)
|
|
|
8919 return NULL;
|
|
|
8920 return &VAR_GAP_ENTRY(i, gap);
|
|
|
8921 }
|
|
|
8922
|
|
|
8923 /*
|
|
|
8924 * Find the growarray and start of name without ':' for a variable name.
|
|
|
8925 */
|
|
|
8926 static garray_T *
|
|
|
8927 find_var_ga(name, varname)
|
|
|
8928 char_u *name;
|
|
|
8929 char_u **varname;
|
|
|
8930 {
|
|
|
8931 if (name[1] != ':')
|
|
|
8932 {
|
|
|
8933 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
8934 if (vim_strchr(name, ':') != NULL)
|
|
|
8935 return NULL;
|
|
|
8936 *varname = name;
|
|
|
8937 if (current_funccal == NULL)
|
|
|
8938 return &variables; /* global variable */
|
|
|
8939 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
8940 }
|
|
|
8941 *varname = name + 2;
|
|
|
8942 if (*name == 'b') /* buffer variable */
|
|
|
8943 return &curbuf->b_vars;
|
|
|
8944 if (*name == 'w') /* window variable */
|
|
|
8945 return &curwin->w_vars;
|
|
|
8946 if (*name == 'g') /* global variable */
|
|
|
8947 return &variables;
|
|
|
8948 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
8949 return ¤t_funccal->l_vars;
|
|
|
8950 if (*name == 's' /* script variable */
|
|
|
8951 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
8952 return &SCRIPT_VARS(current_SID);
|
|
|
8953 return NULL;
|
|
|
8954 }
|
|
|
8955
|
|
|
8956 /*
|
|
|
8957 * Get the string value of a (global/local) variable.
|
|
|
8958 * Returns NULL when it doesn't exist.
|
|
|
8959 */
|
|
|
8960 char_u *
|
|
|
8961 get_var_value(name)
|
|
|
8962 char_u *name;
|
|
|
8963 {
|
|
|
8964 VAR v;
|
|
|
8965
|
|
|
8966 v = find_var(name, FALSE);
|
|
|
8967 if (v == NULL)
|
|
|
8968 return NULL;
|
|
|
8969 return get_var_string(v);
|
|
|
8970 }
|
|
|
8971
|
|
|
8972 /*
|
|
|
8973 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
8974 * sourcing this script and when executing functions defined in the script.
|
|
|
8975 */
|
|
|
8976 void
|
|
|
8977 new_script_vars(id)
|
|
|
8978 scid_T id;
|
|
|
8979 {
|
|
|
8980 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
8981 {
|
|
|
8982 while (ga_scripts.ga_len < id)
|
|
|
8983 {
|
|
|
8984 var_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
|
8985 ++ga_scripts.ga_len;
|
|
|
8986 --ga_scripts.ga_room;
|
|
|
8987 }
|
|
|
8988 }
|
|
|
8989 }
|
|
|
8990
|
|
|
8991 /*
|
|
|
8992 * Initialize internal variables for use.
|
|
|
8993 */
|
|
|
8994 void
|
|
|
8995 var_init(gap)
|
|
|
8996 garray_T *gap;
|
|
|
8997 {
|
|
|
8998 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
8999 }
|
|
|
9000
|
|
|
9001 /*
|
|
|
9002 * Clean up a list of internal variables.
|
|
|
9003 */
|
|
|
9004 void
|
|
|
9005 var_clear(gap)
|
|
|
9006 garray_T *gap;
|
|
|
9007 {
|
|
|
9008 int i;
|
|
|
9009
|
|
|
9010 for (i = gap->ga_len; --i >= 0; )
|
|
|
9011 var_free_one(&VAR_GAP_ENTRY(i, gap));
|
|
|
9012 ga_clear(gap);
|
|
|
9013 }
|
|
|
9014
|
|
|
9015 static void
|
|
|
9016 var_free_one(v)
|
|
|
9017 VAR v;
|
|
|
9018 {
|
|
|
9019 vim_free(v->var_name);
|
|
|
9020 v->var_name = NULL;
|
|
|
9021 if (v->var_type == VAR_STRING)
|
|
|
9022 vim_free(v->var_val.var_string);
|
|
|
9023 v->var_val.var_string = NULL;
|
|
|
9024 }
|
|
|
9025
|
|
|
9026 /*
|
|
|
9027 * List the value of one internal variable.
|
|
|
9028 */
|
|
|
9029 static void
|
|
|
9030 list_one_var(v, prefix)
|
|
|
9031 VAR v;
|
|
|
9032 char_u *prefix;
|
|
|
9033 {
|
|
|
9034 list_one_var_a(prefix, v->var_name, v->var_type, get_var_string(v));
|
|
|
9035 }
|
|
|
9036
|
|
|
9037 /*
|
|
|
9038 * List the value of one "v:" variable.
|
|
|
9039 */
|
|
|
9040 static void
|
|
|
9041 list_vim_var(i)
|
|
|
9042 int i; /* index in vimvars[] */
|
|
|
9043 {
|
|
|
9044 char_u *p;
|
|
|
9045 char_u numbuf[NUMBUFLEN];
|
|
|
9046
|
|
|
9047 if (vimvars[i].type == VAR_NUMBER)
|
|
|
9048 {
|
|
|
9049 p = numbuf;
|
|
|
9050 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
9051 }
|
|
|
9052 else if (vimvars[i].val == NULL)
|
|
|
9053 p = (char_u *)"";
|
|
|
9054 else
|
|
|
9055 p = vimvars[i].val;
|
|
|
9056 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
9057 vimvars[i].type, p);
|
|
|
9058 }
|
|
|
9059
|
|
|
9060 static void
|
|
|
9061 list_one_var_a(prefix, name, type, string)
|
|
|
9062 char_u *prefix;
|
|
|
9063 char_u *name;
|
|
|
9064 int type;
|
|
|
9065 char_u *string;
|
|
|
9066 {
|
|
|
9067 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
9068 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
9069 msg_puts(name);
|
|
|
9070 msg_putchar(' ');
|
|
|
9071 msg_advance(22);
|
|
|
9072 if (type == VAR_NUMBER)
|
|
|
9073 msg_putchar('#');
|
|
|
9074 else
|
|
|
9075 msg_putchar(' ');
|
|
|
9076 msg_outtrans(string);
|
|
|
9077 }
|
|
|
9078
|
|
|
9079 /*
|
|
|
9080 * Set variable "name" to value in "varp".
|
|
|
9081 * If the variable already exists, the value is updated.
|
|
|
9082 * Otherwise the variable is created.
|
|
|
9083 */
|
|
|
9084 static void
|
|
|
9085 set_var(name, varp)
|
|
|
9086 char_u *name;
|
|
|
9087 VAR varp;
|
|
|
9088 {
|
|
|
9089 int i;
|
|
|
9090 VAR v;
|
|
|
9091 char_u *varname;
|
|
|
9092 garray_T *gap;
|
|
|
9093
|
|
|
9094 /*
|
|
|
9095 * Handle setting internal v: variables.
|
|
|
9096 */
|
|
|
9097 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
9098 if (i >= 0)
|
|
|
9099 {
|
|
|
9100 if (vimvars[i].flags & VV_RO)
|
|
|
9101 EMSG2(_(e_readonlyvar), name);
|
|
29
|
9102 else if ((vimvars[i].flags & VV_RO_SBX) && sandbox)
|
|
|
9103 EMSG2(_(e_readonlysbx), name);
|
|
7
|
9104 else
|
|
|
9105 {
|
|
|
9106 if (vimvars[i].type == VAR_STRING)
|
|
|
9107 {
|
|
|
9108 vim_free(vimvars[i].val);
|
|
|
9109 vimvars[i].val = vim_strsave(get_var_string(varp));
|
|
|
9110 }
|
|
|
9111 else
|
|
|
9112 vimvars[i].val = (char_u *)(long)varp->var_val.var_number;
|
|
|
9113 }
|
|
|
9114 return;
|
|
|
9115 }
|
|
|
9116
|
|
|
9117 v = find_var(name, TRUE);
|
|
|
9118 if (v != NULL) /* existing variable, only need to free string */
|
|
|
9119 {
|
|
|
9120 if (v->var_type == VAR_STRING)
|
|
|
9121 vim_free(v->var_val.var_string);
|
|
|
9122 }
|
|
|
9123 else /* add a new variable */
|
|
|
9124 {
|
|
|
9125 gap = find_var_ga(name, &varname);
|
|
|
9126 if (gap == NULL) /* illegal name */
|
|
|
9127 {
|
|
|
9128 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
9129 return;
|
|
|
9130 }
|
|
|
9131
|
|
|
9132 /* Try to use an empty entry */
|
|
|
9133 for (i = gap->ga_len; --i >= 0; )
|
|
|
9134 if (VAR_GAP_ENTRY(i, gap).var_name == NULL)
|
|
|
9135 break;
|
|
|
9136 if (i < 0) /* need to allocate more room */
|
|
|
9137 {
|
|
|
9138 if (ga_grow(gap, 1) == FAIL)
|
|
|
9139 return;
|
|
|
9140 i = gap->ga_len;
|
|
|
9141 }
|
|
|
9142 v = &VAR_GAP_ENTRY(i, gap);
|
|
|
9143 if ((v->var_name = vim_strsave(varname)) == NULL)
|
|
|
9144 return;
|
|
|
9145 if (i == gap->ga_len)
|
|
|
9146 {
|
|
|
9147 ++gap->ga_len;
|
|
|
9148 --gap->ga_room;
|
|
|
9149 }
|
|
|
9150 }
|
|
|
9151 copy_var(varp, v);
|
|
|
9152 }
|
|
|
9153
|
|
|
9154 static void
|
|
|
9155 copy_var(from, to)
|
|
|
9156 VAR from;
|
|
|
9157 VAR to;
|
|
|
9158 {
|
|
|
9159 to->var_type = from->var_type;
|
|
|
9160 if (from->var_type == VAR_STRING)
|
|
|
9161 to->var_val.var_string = vim_strsave(get_var_string(from));
|
|
|
9162 else
|
|
|
9163 to->var_val.var_number = from->var_val.var_number;
|
|
|
9164 }
|
|
|
9165
|
|
|
9166 /*
|
|
|
9167 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
9168 * newline at the end.
|
|
|
9169 * ":echon expr1 ..." print each argument plain.
|
|
|
9170 */
|
|
|
9171 void
|
|
|
9172 ex_echo(eap)
|
|
|
9173 exarg_T *eap;
|
|
|
9174 {
|
|
|
9175 char_u *arg = eap->arg;
|
|
|
9176 var retvar;
|
|
|
9177 char_u *p;
|
|
|
9178 int needclr = TRUE;
|
|
|
9179 int atstart = TRUE;
|
|
|
9180
|
|
|
9181 if (eap->skip)
|
|
|
9182 ++emsg_skip;
|
|
|
9183 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
9184 {
|
|
|
9185 p = arg;
|
|
|
9186 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
9187 {
|
|
|
9188 /*
|
|
|
9189 * Report the invalid expression unless the expression evaluation
|
|
|
9190 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
9191 * exception.
|
|
|
9192 */
|
|
|
9193 if (!aborting())
|
|
|
9194 EMSG2(_(e_invexpr2), p);
|
|
|
9195 break;
|
|
|
9196 }
|
|
|
9197 if (!eap->skip)
|
|
|
9198 {
|
|
|
9199 if (atstart)
|
|
|
9200 {
|
|
|
9201 atstart = FALSE;
|
|
|
9202 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
9203 * may cause a message to appear. */
|
|
|
9204 if (eap->cmdidx == CMD_echo)
|
|
|
9205 msg_start();
|
|
|
9206 }
|
|
|
9207 else if (eap->cmdidx == CMD_echo)
|
|
|
9208 msg_puts_attr((char_u *)" ", echo_attr);
|
|
|
9209 for (p = get_var_string(&retvar); *p != NUL && !got_int; ++p)
|
|
|
9210 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
9211 {
|
|
|
9212 if (*p != TAB && needclr)
|
|
|
9213 {
|
|
|
9214 /* remove any text still there from the command */
|
|
|
9215 msg_clr_eos();
|
|
|
9216 needclr = FALSE;
|
|
|
9217 }
|
|
|
9218 msg_putchar_attr(*p, echo_attr);
|
|
|
9219 }
|
|
|
9220 else
|
|
|
9221 {
|
|
|
9222 #ifdef FEAT_MBYTE
|
|
|
9223 if (has_mbyte)
|
|
|
9224 {
|
|
|
9225 int i = (*mb_ptr2len_check)(p);
|
|
|
9226
|
|
|
9227 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
9228 p += i - 1;
|
|
|
9229 }
|
|
|
9230 else
|
|
|
9231 #endif
|
|
|
9232 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
9233 }
|
|
|
9234 }
|
|
|
9235 clear_var(&retvar);
|
|
|
9236 arg = skipwhite(arg);
|
|
|
9237 }
|
|
|
9238 eap->nextcmd = check_nextcmd(arg);
|
|
|
9239
|
|
|
9240 if (eap->skip)
|
|
|
9241 --emsg_skip;
|
|
|
9242 else
|
|
|
9243 {
|
|
|
9244 /* remove text that may still be there from the command */
|
|
|
9245 if (needclr)
|
|
|
9246 msg_clr_eos();
|
|
|
9247 if (eap->cmdidx == CMD_echo)
|
|
|
9248 msg_end();
|
|
|
9249 }
|
|
|
9250 }
|
|
|
9251
|
|
|
9252 /*
|
|
|
9253 * ":echohl {name}".
|
|
|
9254 */
|
|
|
9255 void
|
|
|
9256 ex_echohl(eap)
|
|
|
9257 exarg_T *eap;
|
|
|
9258 {
|
|
|
9259 int id;
|
|
|
9260
|
|
|
9261 id = syn_name2id(eap->arg);
|
|
|
9262 if (id == 0)
|
|
|
9263 echo_attr = 0;
|
|
|
9264 else
|
|
|
9265 echo_attr = syn_id2attr(id);
|
|
|
9266 }
|
|
|
9267
|
|
|
9268 /*
|
|
|
9269 * ":execute expr1 ..." execute the result of an expression.
|
|
|
9270 * ":echomsg expr1 ..." Print a message
|
|
|
9271 * ":echoerr expr1 ..." Print an error
|
|
|
9272 * Each gets spaces around each argument and a newline at the end for
|
|
|
9273 * echo commands
|
|
|
9274 */
|
|
|
9275 void
|
|
|
9276 ex_execute(eap)
|
|
|
9277 exarg_T *eap;
|
|
|
9278 {
|
|
|
9279 char_u *arg = eap->arg;
|
|
|
9280 var retvar;
|
|
|
9281 int ret = OK;
|
|
|
9282 char_u *p;
|
|
|
9283 garray_T ga;
|
|
|
9284 int len;
|
|
|
9285 int save_did_emsg;
|
|
|
9286
|
|
|
9287 ga_init2(&ga, 1, 80);
|
|
|
9288
|
|
|
9289 if (eap->skip)
|
|
|
9290 ++emsg_skip;
|
|
|
9291 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
9292 {
|
|
|
9293 p = arg;
|
|
|
9294 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
9295 {
|
|
|
9296 /*
|
|
|
9297 * Report the invalid expression unless the expression evaluation
|
|
|
9298 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
9299 * exception.
|
|
|
9300 */
|
|
|
9301 if (!aborting())
|
|
|
9302 EMSG2(_(e_invexpr2), p);
|
|
|
9303 ret = FAIL;
|
|
|
9304 break;
|
|
|
9305 }
|
|
|
9306
|
|
|
9307 if (!eap->skip)
|
|
|
9308 {
|
|
|
9309 p = get_var_string(&retvar);
|
|
|
9310 len = (int)STRLEN(p);
|
|
|
9311 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
9312 {
|
|
|
9313 clear_var(&retvar);
|
|
|
9314 ret = FAIL;
|
|
|
9315 break;
|
|
|
9316 }
|
|
|
9317 if (ga.ga_len)
|
|
|
9318 {
|
|
|
9319 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
9320 --ga.ga_room;
|
|
|
9321 }
|
|
|
9322 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
9323 ga.ga_room -= len;
|
|
|
9324 ga.ga_len += len;
|
|
|
9325 }
|
|
|
9326
|
|
|
9327 clear_var(&retvar);
|
|
|
9328 arg = skipwhite(arg);
|
|
|
9329 }
|
|
|
9330
|
|
|
9331 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
9332 {
|
|
|
9333 if (eap->cmdidx == CMD_echomsg)
|
|
|
9334 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
9335 else if (eap->cmdidx == CMD_echoerr)
|
|
|
9336 {
|
|
|
9337 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
9338 save_did_emsg = did_emsg;
|
|
|
9339 EMSG((char_u *)ga.ga_data);
|
|
|
9340 if (!force_abort)
|
|
|
9341 did_emsg = save_did_emsg;
|
|
|
9342 }
|
|
|
9343 else if (eap->cmdidx == CMD_execute)
|
|
|
9344 do_cmdline((char_u *)ga.ga_data,
|
|
|
9345 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
9346 }
|
|
|
9347
|
|
|
9348 ga_clear(&ga);
|
|
|
9349
|
|
|
9350 if (eap->skip)
|
|
|
9351 --emsg_skip;
|
|
|
9352
|
|
|
9353 eap->nextcmd = check_nextcmd(arg);
|
|
|
9354 }
|
|
|
9355
|
|
|
9356 /*
|
|
|
9357 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
9358 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
9359 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
9360 * after the option name.
|
|
|
9361 */
|
|
|
9362 static char_u *
|
|
|
9363 find_option_end(arg, opt_flags)
|
|
|
9364 char_u **arg;
|
|
|
9365 int *opt_flags;
|
|
|
9366 {
|
|
|
9367 char_u *p = *arg;
|
|
|
9368
|
|
|
9369 ++p;
|
|
|
9370 if (*p == 'g' && p[1] == ':')
|
|
|
9371 {
|
|
|
9372 *opt_flags = OPT_GLOBAL;
|
|
|
9373 p += 2;
|
|
|
9374 }
|
|
|
9375 else if (*p == 'l' && p[1] == ':')
|
|
|
9376 {
|
|
|
9377 *opt_flags = OPT_LOCAL;
|
|
|
9378 p += 2;
|
|
|
9379 }
|
|
|
9380 else
|
|
|
9381 *opt_flags = 0;
|
|
|
9382
|
|
|
9383 if (!ASCII_ISALPHA(*p))
|
|
|
9384 return NULL;
|
|
|
9385 *arg = p;
|
|
|
9386
|
|
|
9387 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
9388 p += 4; /* termcap option */
|
|
|
9389 else
|
|
|
9390 while (ASCII_ISALPHA(*p))
|
|
|
9391 ++p;
|
|
|
9392 return p;
|
|
|
9393 }
|
|
|
9394
|
|
|
9395 /*
|
|
|
9396 * ":function"
|
|
|
9397 */
|
|
|
9398 void
|
|
|
9399 ex_function(eap)
|
|
|
9400 exarg_T *eap;
|
|
|
9401 {
|
|
|
9402 char_u *theline;
|
|
|
9403 int j;
|
|
|
9404 int c;
|
|
|
9405 #ifdef FEAT_MAGIC_BRACES
|
|
|
9406 int saved_did_emsg;
|
|
|
9407 #endif
|
|
|
9408 char_u *name = NULL;
|
|
|
9409 char_u *p;
|
|
|
9410 char_u *arg;
|
|
|
9411 garray_T newargs;
|
|
|
9412 garray_T newlines;
|
|
|
9413 int varargs = FALSE;
|
|
|
9414 int mustend = FALSE;
|
|
|
9415 int flags = 0;
|
|
|
9416 ufunc_T *fp;
|
|
|
9417 int indent;
|
|
|
9418 int nesting;
|
|
|
9419 char_u *skip_until = NULL;
|
|
|
9420 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
|
9421
|
|
|
9422 /*
|
|
|
9423 * ":function" without argument: list functions.
|
|
|
9424 */
|
|
|
9425 if (ends_excmd(*eap->arg))
|
|
|
9426 {
|
|
|
9427 if (!eap->skip)
|
|
|
9428 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
9429 list_func_head(fp, FALSE);
|
|
|
9430 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
9431 return;
|
|
|
9432 }
|
|
|
9433
|
|
|
9434 p = eap->arg;
|
|
|
9435 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
9436 if (name == NULL && !eap->skip)
|
|
|
9437 {
|
|
|
9438 /*
|
|
|
9439 * Return on an invalid expression in braces, unless the expression
|
|
|
9440 * evaluation has been cancelled due to an aborting error, an
|
|
|
9441 * interrupt, or an exception.
|
|
|
9442 */
|
|
|
9443 if (!aborting())
|
|
|
9444 return;
|
|
|
9445 else
|
|
|
9446 eap->skip = TRUE;
|
|
|
9447 }
|
|
|
9448 #ifdef FEAT_MAGIC_BRACES
|
|
|
9449 /* An error in a function call during evaluation of an expression in magic
|
|
|
9450 * braces should not cause the function not to be defined. */
|
|
|
9451 saved_did_emsg = did_emsg;
|
|
|
9452 did_emsg = FALSE;
|
|
|
9453 #endif
|
|
|
9454
|
|
|
9455 /*
|
|
|
9456 * ":function func" with only function name: list function.
|
|
|
9457 */
|
|
|
9458 if (vim_strchr(p, '(') == NULL)
|
|
|
9459 {
|
|
|
9460 if (!ends_excmd(*skipwhite(p)))
|
|
|
9461 {
|
|
|
9462 EMSG(_(e_trailing));
|
|
|
9463 goto erret_name;
|
|
|
9464 }
|
|
|
9465 eap->nextcmd = check_nextcmd(p);
|
|
|
9466 if (eap->nextcmd != NULL)
|
|
|
9467 *p = NUL;
|
|
|
9468 if (!eap->skip && !got_int)
|
|
|
9469 {
|
|
|
9470 fp = find_func(name);
|
|
|
9471 if (fp != NULL)
|
|
|
9472 {
|
|
|
9473 list_func_head(fp, TRUE);
|
|
|
9474 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
9475 {
|
|
|
9476 msg_putchar('\n');
|
|
|
9477 msg_outnum((long)(j + 1));
|
|
|
9478 if (j < 9)
|
|
|
9479 msg_putchar(' ');
|
|
|
9480 if (j < 99)
|
|
|
9481 msg_putchar(' ');
|
|
|
9482 msg_prt_line(FUNCLINE(fp, j));
|
|
|
9483 out_flush(); /* show a line at a time */
|
|
|
9484 ui_breakcheck();
|
|
|
9485 }
|
|
|
9486 if (!got_int)
|
|
|
9487 {
|
|
|
9488 msg_putchar('\n');
|
|
|
9489 msg_puts((char_u *)" endfunction");
|
|
|
9490 }
|
|
|
9491 }
|
|
|
9492 else
|
|
|
9493 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
9494 }
|
|
|
9495 goto erret_name;
|
|
|
9496 }
|
|
|
9497
|
|
|
9498 /*
|
|
|
9499 * ":function name(arg1, arg2)" Define function.
|
|
|
9500 */
|
|
|
9501 p = skipwhite(p);
|
|
|
9502 if (*p != '(')
|
|
|
9503 {
|
|
|
9504 if (!eap->skip)
|
|
|
9505 {
|
|
|
9506 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
9507 goto erret_name;
|
|
|
9508 }
|
|
|
9509 /* attempt to continue by skipping some text */
|
|
|
9510 if (vim_strchr(p, '(') != NULL)
|
|
|
9511 p = vim_strchr(p, '(');
|
|
|
9512 }
|
|
|
9513 p = skipwhite(p + 1);
|
|
|
9514
|
|
|
9515 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
9516 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
9517
|
|
|
9518 /*
|
|
|
9519 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
9520 */
|
|
|
9521 while (*p != ')')
|
|
|
9522 {
|
|
|
9523 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
9524 {
|
|
|
9525 varargs = TRUE;
|
|
|
9526 p += 3;
|
|
|
9527 mustend = TRUE;
|
|
|
9528 }
|
|
|
9529 else
|
|
|
9530 {
|
|
|
9531 arg = p;
|
|
|
9532 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
9533 ++p;
|
|
|
9534 if (arg == p || isdigit(*arg)
|
|
|
9535 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
9536 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
9537 {
|
|
|
9538 if (!eap->skip)
|
|
|
9539 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
9540 break;
|
|
|
9541 }
|
|
|
9542 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
9543 goto erret;
|
|
|
9544 c = *p;
|
|
|
9545 *p = NUL;
|
|
|
9546 arg = vim_strsave(arg);
|
|
|
9547 if (arg == NULL)
|
|
|
9548 goto erret;
|
|
|
9549 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
9550 *p = c;
|
|
|
9551 newargs.ga_len++;
|
|
|
9552 newargs.ga_room--;
|
|
|
9553 if (*p == ',')
|
|
|
9554 ++p;
|
|
|
9555 else
|
|
|
9556 mustend = TRUE;
|
|
|
9557 }
|
|
|
9558 p = skipwhite(p);
|
|
|
9559 if (mustend && *p != ')')
|
|
|
9560 {
|
|
|
9561 if (!eap->skip)
|
|
|
9562 EMSG2(_(e_invarg2), eap->arg);
|
|
|
9563 break;
|
|
|
9564 }
|
|
|
9565 }
|
|
|
9566 ++p; /* skip the ')' */
|
|
|
9567
|
|
|
9568 /* find extra arguments "range" and "abort" */
|
|
|
9569 for (;;)
|
|
|
9570 {
|
|
|
9571 p = skipwhite(p);
|
|
|
9572 if (STRNCMP(p, "range", 5) == 0)
|
|
|
9573 {
|
|
|
9574 flags |= FC_RANGE;
|
|
|
9575 p += 5;
|
|
|
9576 }
|
|
|
9577 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
9578 {
|
|
|
9579 flags |= FC_ABORT;
|
|
|
9580 p += 5;
|
|
|
9581 }
|
|
|
9582 else
|
|
|
9583 break;
|
|
|
9584 }
|
|
|
9585
|
|
|
9586 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
9587 EMSG(_(e_trailing));
|
|
|
9588
|
|
|
9589 /*
|
|
|
9590 * Read the body of the function, until ":endfunction" is found.
|
|
|
9591 */
|
|
|
9592 if (KeyTyped)
|
|
|
9593 {
|
|
|
9594 /* Check if the function already exists, don't let the user type the
|
|
|
9595 * whole function before telling him it doesn't work! For a script we
|
|
|
9596 * need to skip the body to be able to find what follows. */
|
|
|
9597 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
9598 EMSG2(_(e_funcexts), name);
|
|
|
9599
|
|
|
9600 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
9601 cmdline_row = msg_row;
|
|
|
9602 }
|
|
|
9603
|
|
|
9604 indent = 2;
|
|
|
9605 nesting = 0;
|
|
|
9606 for (;;)
|
|
|
9607 {
|
|
|
9608 msg_scroll = TRUE;
|
|
|
9609 need_wait_return = FALSE;
|
|
|
9610 if (eap->getline == NULL)
|
|
|
9611 theline = getcmdline(':', 0L, indent);
|
|
|
9612 else
|
|
|
9613 theline = eap->getline(':', eap->cookie, indent);
|
|
|
9614 if (KeyTyped)
|
|
|
9615 lines_left = Rows - 1;
|
|
|
9616 if (theline == NULL)
|
|
|
9617 {
|
|
|
9618 EMSG(_("E126: Missing :endfunction"));
|
|
|
9619 goto erret;
|
|
|
9620 }
|
|
|
9621
|
|
|
9622 if (skip_until != NULL)
|
|
|
9623 {
|
|
|
9624 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
9625 * don't check for ":endfunc". */
|
|
|
9626 if (STRCMP(theline, skip_until) == 0)
|
|
|
9627 {
|
|
|
9628 vim_free(skip_until);
|
|
|
9629 skip_until = NULL;
|
|
|
9630 }
|
|
|
9631 }
|
|
|
9632 else
|
|
|
9633 {
|
|
|
9634 /* skip ':' and blanks*/
|
|
|
9635 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
9636 ;
|
|
|
9637
|
|
|
9638 /* Check for "endfunction" (should be more strict...). */
|
|
|
9639 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
9640 {
|
|
|
9641 vim_free(theline);
|
|
|
9642 break;
|
|
|
9643 }
|
|
|
9644
|
|
|
9645 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
9646 * at "end". */
|
|
|
9647 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
9648 indent -= 2;
|
|
|
9649 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
9650 || STRNCMP(p, "try", 3) == 0)
|
|
|
9651 indent += 2;
|
|
|
9652
|
|
|
9653 /* Check for defining a function inside this function. */
|
|
|
9654 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
9655 {
|
|
|
9656 p = skipwhite(skiptowhite(p));
|
|
|
9657 p += eval_fname_script(p);
|
|
|
9658 if (ASCII_ISALPHA(*p))
|
|
|
9659 {
|
|
|
9660 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
9661 if (*skipwhite(p) == '(')
|
|
|
9662 {
|
|
|
9663 ++nesting;
|
|
|
9664 indent += 2;
|
|
|
9665 }
|
|
|
9666 }
|
|
|
9667 }
|
|
|
9668
|
|
|
9669 /* Check for ":append" or ":insert". */
|
|
|
9670 p = skip_range(p, NULL);
|
|
|
9671 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
9672 || (p[0] == 'i'
|
|
|
9673 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
9674 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
9675 skip_until = vim_strsave((char_u *)".");
|
|
|
9676
|
|
|
9677 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
9678 arg = skipwhite(skiptowhite(p));
|
|
|
9679 if (arg[0] == '<' && arg[1] =='<'
|
|
|
9680 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
9681 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
9682 || (p[0] == 'p' && p[1] == 'e'
|
|
|
9683 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
9684 || (p[0] == 't' && p[1] == 'c'
|
|
|
9685 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
9686 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
9687 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
9688 || (p[0] == 'm' && p[1] == 'z'
|
|
|
9689 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
9690 ))
|
|
|
9691 {
|
|
|
9692 /* ":python <<" continues until a dot, like ":append" */
|
|
|
9693 p = skipwhite(arg + 2);
|
|
|
9694 if (*p == NUL)
|
|
|
9695 skip_until = vim_strsave((char_u *)".");
|
|
|
9696 else
|
|
|
9697 skip_until = vim_strsave(p);
|
|
|
9698 }
|
|
|
9699 }
|
|
|
9700
|
|
|
9701 /* Add the line to the function. */
|
|
|
9702 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
9703 goto erret;
|
|
|
9704 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
9705 newlines.ga_len++;
|
|
|
9706 newlines.ga_room--;
|
|
|
9707 }
|
|
|
9708
|
|
|
9709 /* Don't define the function when skipping commands or when an error was
|
|
|
9710 * detected. */
|
|
|
9711 if (eap->skip || did_emsg)
|
|
|
9712 goto erret;
|
|
|
9713
|
|
|
9714 /*
|
|
|
9715 * If there are no errors, add the function
|
|
|
9716 */
|
|
|
9717 fp = find_func(name);
|
|
|
9718 if (fp != NULL)
|
|
|
9719 {
|
|
|
9720 if (!eap->forceit)
|
|
|
9721 {
|
|
|
9722 EMSG2(_(e_funcexts), name);
|
|
|
9723 goto erret;
|
|
|
9724 }
|
|
|
9725 if (fp->calls)
|
|
|
9726 {
|
|
|
9727 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
9728 goto erret;
|
|
|
9729 }
|
|
|
9730 /* redefine existing function */
|
|
|
9731 ga_clear_strings(&(fp->args));
|
|
|
9732 ga_clear_strings(&(fp->lines));
|
|
|
9733 vim_free(name);
|
|
|
9734 }
|
|
|
9735 else
|
|
|
9736 {
|
|
|
9737 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
9738 if (fp == NULL)
|
|
|
9739 goto erret;
|
|
|
9740 /* insert the new function in the function list */
|
|
|
9741 fp->next = firstfunc;
|
|
|
9742 firstfunc = fp;
|
|
|
9743 fp->name = name;
|
|
|
9744 }
|
|
|
9745 fp->args = newargs;
|
|
|
9746 fp->lines = newlines;
|
|
|
9747 fp->varargs = varargs;
|
|
|
9748 fp->flags = flags;
|
|
|
9749 fp->calls = 0;
|
|
|
9750 fp->script_ID = current_SID;
|
|
|
9751 #ifdef FEAT_MAGIC_BRACES
|
|
|
9752 did_emsg |= saved_did_emsg;
|
|
|
9753 #endif
|
|
|
9754 vim_free(skip_until);
|
|
|
9755 return;
|
|
|
9756
|
|
|
9757 erret:
|
|
|
9758 vim_free(skip_until);
|
|
|
9759 ga_clear_strings(&newargs);
|
|
|
9760 ga_clear_strings(&newlines);
|
|
|
9761 erret_name:
|
|
|
9762 vim_free(name);
|
|
|
9763 #ifdef FEAT_MAGIC_BRACES
|
|
|
9764 did_emsg |= saved_did_emsg;
|
|
|
9765 #endif
|
|
|
9766 }
|
|
|
9767
|
|
|
9768 /*
|
|
|
9769 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
9770 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
9771 * Advances "pp" to just after the function name (if no error).
|
|
|
9772 */
|
|
|
9773 static char_u *
|
|
|
9774 trans_function_name(pp, skip, internal)
|
|
|
9775 char_u **pp;
|
|
|
9776 int skip; /* only find the end, don't evaluate */
|
|
|
9777 int internal; /* TRUE if internal function name OK */
|
|
|
9778 {
|
|
|
9779 char_u *name;
|
|
|
9780 char_u *start;
|
|
|
9781 char_u *end;
|
|
|
9782 int lead;
|
|
|
9783 char_u sid_buf[20];
|
|
|
9784 char_u *temp_string = NULL;
|
|
|
9785 char_u *expr_start, *expr_end;
|
|
|
9786 int len;
|
|
|
9787
|
|
|
9788 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
9789 start = *pp;
|
|
|
9790 lead = eval_fname_script(start);
|
|
|
9791 if (lead > 0)
|
|
|
9792 start += lead;
|
|
|
9793 end = find_name_end(start, &expr_start, &expr_end);
|
|
|
9794 if (end == start)
|
|
|
9795 {
|
|
|
9796 if (!skip)
|
|
|
9797 EMSG(_("E129: Function name required"));
|
|
|
9798 return NULL;
|
|
|
9799 }
|
|
|
9800 #ifdef FEAT_MAGIC_BRACES
|
|
|
9801 if (expr_start != NULL && !skip)
|
|
|
9802 {
|
|
|
9803 /* expand magic curlies */
|
|
|
9804 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
9805 if (temp_string == NULL)
|
|
|
9806 {
|
|
|
9807 /*
|
|
|
9808 * Report an invalid expression in braces, unless the expression
|
|
|
9809 * evaluation has been cancelled due to an aborting error, an
|
|
|
9810 * interrupt, or an exception.
|
|
|
9811 */
|
|
|
9812 if (!aborting())
|
|
|
9813 EMSG2(_(e_invarg2), start);
|
|
|
9814 else
|
|
|
9815 *pp = end;
|
|
|
9816 return NULL;
|
|
|
9817 }
|
|
|
9818 start = temp_string;
|
|
|
9819 len = (int)STRLEN(temp_string);
|
|
|
9820 }
|
|
|
9821 else
|
|
|
9822 #endif
|
|
|
9823 len = (int)(end - start);
|
|
|
9824
|
|
|
9825 /*
|
|
|
9826 * Copy the function name to allocated memory.
|
|
|
9827 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
9828 * Accept <SNR>123_name() outside a script.
|
|
|
9829 */
|
|
|
9830 if (skip)
|
|
|
9831 lead = 0; /* do nothing */
|
|
|
9832 else if (lead > 0)
|
|
|
9833 {
|
|
|
9834 lead = 3;
|
|
|
9835 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
9836 {
|
|
|
9837 if (current_SID <= 0)
|
|
|
9838 {
|
|
|
9839 EMSG(_(e_usingsid));
|
|
|
9840 return NULL;
|
|
|
9841 }
|
|
|
9842 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
9843 lead += (int)STRLEN(sid_buf);
|
|
|
9844 }
|
|
|
9845 }
|
|
|
9846 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
9847 {
|
|
|
9848 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
9849 return NULL;
|
|
|
9850 }
|
|
|
9851 name = alloc((unsigned)(len + lead + 1));
|
|
|
9852 if (name != NULL)
|
|
|
9853 {
|
|
|
9854 if (lead > 0)
|
|
|
9855 {
|
|
|
9856 name[0] = K_SPECIAL;
|
|
|
9857 name[1] = KS_EXTRA;
|
|
|
9858 name[2] = (int)KE_SNR;
|
|
|
9859 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
9860 STRCPY(name + 3, sid_buf);
|
|
|
9861 }
|
|
|
9862 mch_memmove(name + lead, start, (size_t)len);
|
|
|
9863 name[len + lead] = NUL;
|
|
|
9864 }
|
|
|
9865 *pp = end;
|
|
|
9866
|
|
|
9867 vim_free(temp_string);
|
|
|
9868 return name;
|
|
|
9869 }
|
|
|
9870
|
|
|
9871 /*
|
|
|
9872 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
9873 * Return 2 if "p" starts with "s:".
|
|
|
9874 * Return 0 otherwise.
|
|
|
9875 */
|
|
|
9876 static int
|
|
|
9877 eval_fname_script(p)
|
|
|
9878 char_u *p;
|
|
|
9879 {
|
|
|
9880 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
9881 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
9882 return 5;
|
|
|
9883 if (p[0] == 's' && p[1] == ':')
|
|
|
9884 return 2;
|
|
|
9885 return 0;
|
|
|
9886 }
|
|
|
9887
|
|
|
9888 /*
|
|
|
9889 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
9890 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
9891 */
|
|
|
9892 static int
|
|
|
9893 eval_fname_sid(p)
|
|
|
9894 char_u *p;
|
|
|
9895 {
|
|
|
9896 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
9897 }
|
|
|
9898
|
|
|
9899 /*
|
|
|
9900 * List the head of the function: "name(arg1, arg2)".
|
|
|
9901 */
|
|
|
9902 static void
|
|
|
9903 list_func_head(fp, indent)
|
|
|
9904 ufunc_T *fp;
|
|
|
9905 int indent;
|
|
|
9906 {
|
|
|
9907 int j;
|
|
|
9908
|
|
|
9909 msg_start();
|
|
|
9910 if (indent)
|
|
|
9911 MSG_PUTS(" ");
|
|
|
9912 MSG_PUTS("function ");
|
|
|
9913 if (fp->name[0] == K_SPECIAL)
|
|
|
9914 {
|
|
|
9915 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
9916 msg_puts(fp->name + 3);
|
|
|
9917 }
|
|
|
9918 else
|
|
|
9919 msg_puts(fp->name);
|
|
|
9920 msg_putchar('(');
|
|
|
9921 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
9922 {
|
|
|
9923 if (j)
|
|
|
9924 MSG_PUTS(", ");
|
|
|
9925 msg_puts(FUNCARG(fp, j));
|
|
|
9926 }
|
|
|
9927 if (fp->varargs)
|
|
|
9928 {
|
|
|
9929 if (j)
|
|
|
9930 MSG_PUTS(", ");
|
|
|
9931 MSG_PUTS("...");
|
|
|
9932 }
|
|
|
9933 msg_putchar(')');
|
|
|
9934 }
|
|
|
9935
|
|
|
9936 /*
|
|
|
9937 * Find a function by name, return pointer to it in ufuncs.
|
|
|
9938 * Return NULL for unknown function.
|
|
|
9939 */
|
|
|
9940 static ufunc_T *
|
|
|
9941 find_func(name)
|
|
|
9942 char_u *name;
|
|
|
9943 {
|
|
|
9944 ufunc_T *fp;
|
|
|
9945
|
|
|
9946 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
9947 if (STRCMP(name, fp->name) == 0)
|
|
|
9948 break;
|
|
|
9949 return fp;
|
|
|
9950 }
|
|
|
9951
|
|
|
9952 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
9953
|
|
|
9954 /*
|
|
|
9955 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
9956 * function names.
|
|
|
9957 */
|
|
|
9958 char_u *
|
|
|
9959 get_user_func_name(xp, idx)
|
|
|
9960 expand_T *xp;
|
|
|
9961 int idx;
|
|
|
9962 {
|
|
|
9963 static ufunc_T *fp = NULL;
|
|
|
9964
|
|
|
9965 if (idx == 0)
|
|
|
9966 fp = firstfunc;
|
|
|
9967 if (fp != NULL)
|
|
|
9968 {
|
|
|
9969 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
9970 return fp->name; /* prevents overflow */
|
|
|
9971
|
|
|
9972 cat_func_name(IObuff, fp);
|
|
|
9973 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
9974 {
|
|
|
9975 STRCAT(IObuff, "(");
|
|
|
9976 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
9977 STRCAT(IObuff, ")");
|
|
|
9978 }
|
|
|
9979
|
|
|
9980 fp = fp->next;
|
|
|
9981 return IObuff;
|
|
|
9982 }
|
|
|
9983 return NULL;
|
|
|
9984 }
|
|
|
9985
|
|
|
9986 #endif /* FEAT_CMDL_COMPL */
|
|
|
9987
|
|
|
9988 /*
|
|
|
9989 * Copy the function name of "fp" to buffer "buf".
|
|
|
9990 * "buf" must be able to hold the function name plus three bytes.
|
|
|
9991 * Takes care of script-local function names.
|
|
|
9992 */
|
|
|
9993 static void
|
|
|
9994 cat_func_name(buf, fp)
|
|
|
9995 char_u *buf;
|
|
|
9996 ufunc_T *fp;
|
|
|
9997 {
|
|
|
9998 if (fp->name[0] == K_SPECIAL)
|
|
|
9999 {
|
|
|
10000 STRCPY(buf, "<SNR>");
|
|
|
10001 STRCAT(buf, fp->name + 3);
|
|
|
10002 }
|
|
|
10003 else
|
|
|
10004 STRCPY(buf, fp->name);
|
|
|
10005 }
|
|
|
10006
|
|
|
10007 /*
|
|
|
10008 * ":delfunction {name}"
|
|
|
10009 */
|
|
|
10010 void
|
|
|
10011 ex_delfunction(eap)
|
|
|
10012 exarg_T *eap;
|
|
|
10013 {
|
|
|
10014 ufunc_T *fp = NULL, *pfp;
|
|
|
10015 char_u *p;
|
|
|
10016 char_u *name;
|
|
|
10017
|
|
|
10018 p = eap->arg;
|
|
|
10019 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
10020 if (name == NULL)
|
|
|
10021 return;
|
|
|
10022 if (!ends_excmd(*skipwhite(p)))
|
|
|
10023 {
|
|
|
10024 vim_free(name);
|
|
|
10025 EMSG(_(e_trailing));
|
|
|
10026 return;
|
|
|
10027 }
|
|
|
10028 eap->nextcmd = check_nextcmd(p);
|
|
|
10029 if (eap->nextcmd != NULL)
|
|
|
10030 *p = NUL;
|
|
|
10031
|
|
|
10032 if (!eap->skip)
|
|
|
10033 fp = find_func(name);
|
|
|
10034 vim_free(name);
|
|
|
10035
|
|
|
10036 if (!eap->skip)
|
|
|
10037 {
|
|
|
10038 if (fp == NULL)
|
|
|
10039 {
|
|
|
10040 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
10041 return;
|
|
|
10042 }
|
|
|
10043 if (fp->calls)
|
|
|
10044 {
|
|
|
10045 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
10046 return;
|
|
|
10047 }
|
|
|
10048
|
|
|
10049 /* clear this function */
|
|
|
10050 vim_free(fp->name);
|
|
|
10051 ga_clear_strings(&(fp->args));
|
|
|
10052 ga_clear_strings(&(fp->lines));
|
|
|
10053
|
|
|
10054 /* remove the function from the function list */
|
|
|
10055 if (firstfunc == fp)
|
|
|
10056 firstfunc = fp->next;
|
|
|
10057 else
|
|
|
10058 {
|
|
|
10059 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
10060 if (pfp->next == fp)
|
|
|
10061 {
|
|
|
10062 pfp->next = fp->next;
|
|
|
10063 break;
|
|
|
10064 }
|
|
|
10065 }
|
|
|
10066 vim_free(fp);
|
|
|
10067 }
|
|
|
10068 }
|
|
|
10069
|
|
|
10070 /*
|
|
|
10071 * Call a user function.
|
|
|
10072 */
|
|
|
10073 static void
|
|
|
10074 call_user_func(fp, argcount, argvars, retvar, firstline, lastline)
|
|
|
10075 ufunc_T *fp; /* pointer to function */
|
|
|
10076 int argcount; /* nr of args */
|
|
|
10077 VAR argvars; /* arguments */
|
|
|
10078 VAR retvar; /* return value */
|
|
|
10079 linenr_T firstline; /* first line of range */
|
|
|
10080 linenr_T lastline; /* last line of range */
|
|
|
10081 {
|
|
|
10082 char_u *save_sourcing_name;
|
|
|
10083 linenr_T save_sourcing_lnum;
|
|
|
10084 scid_T save_current_SID;
|
|
|
10085 struct funccall fc;
|
|
|
10086 struct funccall *save_fcp = current_funccal;
|
|
|
10087 int save_did_emsg;
|
|
|
10088 static int depth = 0;
|
|
|
10089
|
|
|
10090 /* If depth of calling is getting too high, don't execute the function */
|
|
|
10091 if (depth >= p_mfd)
|
|
|
10092 {
|
|
|
10093 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
|
10094 retvar->var_type = VAR_NUMBER;
|
|
|
10095 retvar->var_val.var_number = -1;
|
|
|
10096 return;
|
|
|
10097 }
|
|
|
10098 ++depth;
|
|
|
10099
|
|
|
10100 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
10101
|
|
|
10102 /* set local variables */
|
|
|
10103 var_init(&fc.l_vars);
|
|
|
10104 fc.func = fp;
|
|
|
10105 fc.argcount = argcount;
|
|
|
10106 fc.argvars = argvars;
|
|
|
10107 fc.retvar = retvar;
|
|
|
10108 retvar->var_val.var_number = 0;
|
|
|
10109 fc.linenr = 0;
|
|
|
10110 fc.returned = FALSE;
|
|
|
10111 fc.level = ex_nesting_level;
|
|
|
10112 fc.a0_var.var_type = VAR_NUMBER;
|
|
|
10113 fc.a0_var.var_val.var_number = argcount - fp->args.ga_len;
|
|
|
10114 fc.a0_var.var_name = NULL;
|
|
|
10115 current_funccal = &fc;
|
|
|
10116 fc.firstline.var_type = VAR_NUMBER;
|
|
|
10117 fc.firstline.var_val.var_number = firstline;
|
|
|
10118 fc.firstline.var_name = NULL;
|
|
|
10119 fc.lastline.var_type = VAR_NUMBER;
|
|
|
10120 fc.lastline.var_val.var_number = lastline;
|
|
|
10121 fc.lastline.var_name = NULL;
|
|
|
10122 /* Check if this function has a breakpoint. */
|
|
|
10123 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
10124 fc.dbg_tick = debug_tick;
|
|
|
10125
|
|
|
10126 /* Don't redraw while executing the function. */
|
|
|
10127 ++RedrawingDisabled;
|
|
|
10128 save_sourcing_name = sourcing_name;
|
|
|
10129 save_sourcing_lnum = sourcing_lnum;
|
|
|
10130 sourcing_lnum = 1;
|
|
|
10131 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
10132 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
10133 if (sourcing_name != NULL)
|
|
|
10134 {
|
|
|
10135 if (save_sourcing_name != NULL
|
|
|
10136 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
10137 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
10138 else
|
|
|
10139 STRCPY(sourcing_name, "function ");
|
|
|
10140 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
10141
|
|
|
10142 if (p_verbose >= 12)
|
|
|
10143 {
|
|
|
10144 ++no_wait_return;
|
|
|
10145 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
10146 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
10147 if (p_verbose >= 14)
|
|
|
10148 {
|
|
|
10149 int i;
|
|
|
10150 char_u buf[MSG_BUF_LEN];
|
|
|
10151
|
|
|
10152 msg_puts((char_u *)"(");
|
|
|
10153 for (i = 0; i < argcount; ++i)
|
|
|
10154 {
|
|
|
10155 if (i > 0)
|
|
|
10156 msg_puts((char_u *)", ");
|
|
|
10157 if (argvars[i].var_type == VAR_NUMBER)
|
|
|
10158 msg_outnum((long)argvars[i].var_val.var_number);
|
|
|
10159 else
|
|
|
10160 {
|
|
|
10161 trunc_string(get_var_string(&argvars[i]),
|
|
|
10162 buf, MSG_BUF_LEN);
|
|
|
10163 msg_puts((char_u *)"\"");
|
|
|
10164 msg_puts(buf);
|
|
|
10165 msg_puts((char_u *)"\"");
|
|
|
10166 }
|
|
|
10167 }
|
|
|
10168 msg_puts((char_u *)")");
|
|
|
10169 }
|
|
|
10170 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
10171 cmdline_row = msg_row;
|
|
|
10172 --no_wait_return;
|
|
|
10173 }
|
|
|
10174 }
|
|
|
10175 save_current_SID = current_SID;
|
|
|
10176 current_SID = fp->script_ID;
|
|
|
10177 save_did_emsg = did_emsg;
|
|
|
10178 did_emsg = FALSE;
|
|
|
10179
|
|
|
10180 /* call do_cmdline() to execute the lines */
|
|
|
10181 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
10182 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
10183
|
|
|
10184 --RedrawingDisabled;
|
|
|
10185
|
|
|
10186 /* when the function was aborted because of an error, return -1 */
|
|
|
10187 if ((did_emsg && (fp->flags & FC_ABORT)) || retvar->var_type == VAR_UNKNOWN)
|
|
|
10188 {
|
|
|
10189 clear_var(retvar);
|
|
|
10190 retvar->var_type = VAR_NUMBER;
|
|
|
10191 retvar->var_val.var_number = -1;
|
|
|
10192 }
|
|
|
10193
|
|
|
10194 /* when being verbose, mention the return value */
|
|
|
10195 if (p_verbose >= 12)
|
|
|
10196 {
|
|
|
10197 char_u *sn, *val;
|
|
|
10198
|
|
|
10199 ++no_wait_return;
|
|
|
10200 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
10201
|
|
|
10202 /* Make sure the output fits in IObuff. */
|
|
|
10203 sn = sourcing_name;
|
|
|
10204 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
10205 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
10206
|
|
|
10207 if (aborting())
|
|
|
10208 smsg((char_u *)_("%s aborted"), sn);
|
|
|
10209 else if (fc.retvar->var_type == VAR_NUMBER)
|
|
|
10210 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
|
10211 (long)fc.retvar->var_val.var_number);
|
|
|
10212 else if (fc.retvar->var_type == VAR_STRING)
|
|
|
10213 {
|
|
|
10214 val = get_var_string(fc.retvar);
|
|
|
10215 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
10216 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
10217 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
10218 }
|
|
|
10219 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
10220 cmdline_row = msg_row;
|
|
|
10221 --no_wait_return;
|
|
|
10222 }
|
|
|
10223
|
|
|
10224 vim_free(sourcing_name);
|
|
|
10225 sourcing_name = save_sourcing_name;
|
|
|
10226 sourcing_lnum = save_sourcing_lnum;
|
|
|
10227 current_SID = save_current_SID;
|
|
|
10228
|
|
|
10229 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
10230 {
|
|
|
10231 ++no_wait_return;
|
|
|
10232 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
10233 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
10234 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
10235 cmdline_row = msg_row;
|
|
|
10236 --no_wait_return;
|
|
|
10237 }
|
|
|
10238
|
|
|
10239 did_emsg |= save_did_emsg;
|
|
|
10240 current_funccal = save_fcp;
|
|
|
10241
|
|
|
10242 var_clear(&fc.l_vars); /* free all local variables */
|
|
|
10243 --depth;
|
|
|
10244 }
|
|
|
10245
|
|
|
10246 /*
|
|
|
10247 * ":return [expr]"
|
|
|
10248 */
|
|
|
10249 void
|
|
|
10250 ex_return(eap)
|
|
|
10251 exarg_T *eap;
|
|
|
10252 {
|
|
|
10253 char_u *arg = eap->arg;
|
|
|
10254 var retvar;
|
|
|
10255 int returning = FALSE;
|
|
|
10256
|
|
|
10257 if (current_funccal == NULL)
|
|
|
10258 {
|
|
|
10259 EMSG(_("E133: :return not inside a function"));
|
|
|
10260 return;
|
|
|
10261 }
|
|
|
10262
|
|
|
10263 if (eap->skip)
|
|
|
10264 ++emsg_skip;
|
|
|
10265
|
|
|
10266 eap->nextcmd = NULL;
|
|
|
10267 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
10268 && eval0(arg, &retvar, &eap->nextcmd, !eap->skip) != FAIL)
|
|
|
10269 {
|
|
|
10270 if (!eap->skip)
|
|
|
10271 returning = do_return(eap, FALSE, TRUE, &retvar);
|
|
|
10272 else
|
|
|
10273 clear_var(&retvar);
|
|
|
10274 }
|
|
|
10275 /* It's safer to return also on error. */
|
|
|
10276 else if (!eap->skip)
|
|
|
10277 {
|
|
|
10278 /*
|
|
|
10279 * Return unless the expression evaluation has been cancelled due to an
|
|
|
10280 * aborting error, an interrupt, or an exception.
|
|
|
10281 */
|
|
|
10282 if (!aborting())
|
|
|
10283 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
10284 }
|
|
|
10285
|
|
|
10286 /* When skipping or the return gets pending, advance to the next command
|
|
|
10287 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
10288 * Following lines will be ignored by get_func_line(). */
|
|
|
10289 if (returning)
|
|
|
10290 eap->nextcmd = NULL;
|
|
|
10291 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
10292 eap->nextcmd = check_nextcmd(arg);
|
|
|
10293
|
|
|
10294 if (eap->skip)
|
|
|
10295 --emsg_skip;
|
|
|
10296 }
|
|
|
10297
|
|
|
10298 /*
|
|
|
10299 * Return from a function. Possibly makes the return pending. Also called
|
|
|
10300 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
10301 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
|
10302 * when called due to a ":return" command. "value" may point to a variable
|
|
|
10303 * with the return value. Returns TRUE when the return can be carried out,
|
|
|
10304 * FALSE when the return gets pending.
|
|
|
10305 */
|
|
|
10306 int
|
|
|
10307 do_return(eap, reanimate, is_cmd, value)
|
|
|
10308 exarg_T *eap;
|
|
|
10309 int reanimate;
|
|
|
10310 int is_cmd;
|
|
|
10311 void *value;
|
|
|
10312 {
|
|
|
10313 int idx;
|
|
|
10314 struct condstack *cstack = eap->cstack;
|
|
|
10315
|
|
|
10316 if (reanimate)
|
|
|
10317 /* Undo the return. */
|
|
|
10318 current_funccal->returned = FALSE;
|
|
|
10319
|
|
|
10320 /*
|
|
|
10321 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
10322 * not in its finally clause (which then is to be executed next) is found.
|
|
|
10323 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
10324 * Otherwise, return normally.
|
|
|
10325 */
|
|
|
10326 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
10327 if (idx >= 0)
|
|
|
10328 {
|
|
|
10329 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
10330
|
|
|
10331 if (!is_cmd && !reanimate)
|
|
|
10332 /* A pending return again gets pending. "value" points to an
|
|
|
10333 * allocated variable with the value of the original ":return"'s
|
|
|
10334 * argument if present or is NULL else. */
|
|
|
10335 cstack->cs_retvar[idx] = value;
|
|
|
10336 else
|
|
|
10337 {
|
|
|
10338 /* When undoing a return in order to make it pending, get the stored
|
|
|
10339 * return value. */
|
|
|
10340 if (reanimate)
|
|
|
10341 value = current_funccal->retvar;
|
|
|
10342
|
|
|
10343 if (value != NULL)
|
|
|
10344 {
|
|
|
10345 /* Store the value of the pending return. */
|
|
|
10346 if ((cstack->cs_retvar[idx] = alloc_var()) != NULL)
|
|
|
10347 *(VAR)cstack->cs_retvar[idx] = *(VAR)value;
|
|
|
10348 else
|
|
|
10349 EMSG(_(e_outofmem));
|
|
|
10350 }
|
|
|
10351 else
|
|
|
10352 cstack->cs_retvar[idx] = NULL;
|
|
|
10353
|
|
|
10354 if (reanimate)
|
|
|
10355 {
|
|
|
10356 /* The pending return value could be overwritten by a ":return"
|
|
|
10357 * without argument in a finally clause; reset the default
|
|
|
10358 * return value. */
|
|
|
10359 current_funccal->retvar->var_type = VAR_NUMBER;
|
|
|
10360 current_funccal->retvar->var_val.var_number = 0;
|
|
|
10361 }
|
|
|
10362 }
|
|
|
10363 report_make_pending(CSTP_RETURN, value);
|
|
|
10364 }
|
|
|
10365 else
|
|
|
10366 {
|
|
|
10367 current_funccal->returned = TRUE;
|
|
|
10368
|
|
|
10369 /* If the return is carried out now, store the return value. For
|
|
|
10370 * a return immediately after reanimation, the value is already
|
|
|
10371 * there. */
|
|
|
10372 if (!reanimate && value != NULL)
|
|
|
10373 {
|
|
|
10374 clear_var(current_funccal->retvar);
|
|
|
10375 *current_funccal->retvar = *(VAR)value;
|
|
|
10376 if (!is_cmd)
|
|
|
10377 vim_free(value);
|
|
|
10378 }
|
|
|
10379 }
|
|
|
10380
|
|
|
10381 return idx < 0;
|
|
|
10382 }
|
|
|
10383
|
|
|
10384 /*
|
|
|
10385 * Free the variable with a pending return value.
|
|
|
10386 */
|
|
|
10387 void
|
|
|
10388 discard_pending_return(retvar)
|
|
|
10389 void *retvar;
|
|
|
10390 {
|
|
|
10391 /* The variable was copied from one with an undefined var_name. So we can't
|
|
|
10392 * use free_var() to clear and free it. */
|
|
|
10393 clear_var((VAR)retvar);
|
|
|
10394 vim_free(retvar);
|
|
|
10395 }
|
|
|
10396
|
|
|
10397 /*
|
|
|
10398 * Generate a return command for producing the value of "retvar". The result
|
|
|
10399 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
10400 */
|
|
|
10401 char_u *
|
|
|
10402 get_return_cmd(retvar)
|
|
|
10403 void *retvar;
|
|
|
10404 {
|
|
|
10405 char_u *s = IObuff;
|
|
|
10406
|
|
|
10407 if (retvar == NULL || ((VAR)retvar)->var_type == VAR_UNKNOWN)
|
|
|
10408 s = (char_u *)":return";
|
|
|
10409 else if (((VAR)retvar)->var_type == VAR_STRING)
|
|
|
10410 sprintf((char *)IObuff, ":return \"%s\"",
|
|
|
10411 ((VAR)retvar)->var_val.var_string);
|
|
|
10412 else
|
|
|
10413 sprintf((char *)IObuff, ":return %ld",
|
|
|
10414 (long)(((VAR)retvar)->var_val.var_number));
|
|
|
10415 return vim_strsave(s);
|
|
|
10416 }
|
|
|
10417
|
|
|
10418 /*
|
|
|
10419 * Get next function line.
|
|
|
10420 * Called by do_cmdline() to get the next line.
|
|
|
10421 * Returns allocated string, or NULL for end of function.
|
|
|
10422 */
|
|
|
10423 /* ARGSUSED */
|
|
|
10424 char_u *
|
|
|
10425 get_func_line(c, cookie, indent)
|
|
|
10426 int c; /* not used */
|
|
|
10427 void *cookie;
|
|
|
10428 int indent; /* not used */
|
|
|
10429 {
|
|
|
10430 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
10431 char_u *retval;
|
|
|
10432 garray_T *gap; /* growarray with function lines */
|
|
|
10433
|
|
|
10434 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
10435 if (fcp->dbg_tick != debug_tick)
|
|
|
10436 {
|
|
|
10437 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
10438 sourcing_lnum);
|
|
|
10439 fcp->dbg_tick = debug_tick;
|
|
|
10440 }
|
|
|
10441
|
|
|
10442 gap = &fcp->func->lines;
|
|
|
10443 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
10444 retval = NULL;
|
|
|
10445 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
10446 retval = NULL;
|
|
|
10447 else
|
|
|
10448 {
|
|
|
10449 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
10450 sourcing_lnum = fcp->linenr;
|
|
|
10451 }
|
|
|
10452
|
|
|
10453 /* Did we encounter a breakpoint? */
|
|
|
10454 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
10455 {
|
|
|
10456 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
10457 /* Find next breakpoint. */
|
|
|
10458 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
10459 sourcing_lnum);
|
|
|
10460 fcp->dbg_tick = debug_tick;
|
|
|
10461 }
|
|
|
10462
|
|
|
10463 return retval;
|
|
|
10464 }
|
|
|
10465
|
|
|
10466 /*
|
|
|
10467 * Return TRUE if the currently active function should be ended, because a
|
|
|
10468 * return was encountered or an error occured. Used inside a ":while".
|
|
|
10469 */
|
|
|
10470 int
|
|
|
10471 func_has_ended(cookie)
|
|
|
10472 void *cookie;
|
|
|
10473 {
|
|
|
10474 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
10475
|
|
|
10476 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
10477 * an error inside a try conditional. */
|
|
|
10478 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
10479 || fcp->returned);
|
|
|
10480 }
|
|
|
10481
|
|
|
10482 /*
|
|
|
10483 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
10484 */
|
|
|
10485 int
|
|
|
10486 func_has_abort(cookie)
|
|
|
10487 void *cookie;
|
|
|
10488 {
|
|
|
10489 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
10490 }
|
|
|
10491
|
|
|
10492 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
10493 typedef enum
|
|
|
10494 {
|
|
|
10495 VAR_FLAVOUR_DEFAULT,
|
|
|
10496 VAR_FLAVOUR_SESSION,
|
|
|
10497 VAR_FLAVOUR_VIMINFO
|
|
|
10498 } var_flavour_T;
|
|
|
10499
|
|
|
10500 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
10501
|
|
|
10502 static var_flavour_T
|
|
|
10503 var_flavour(varname)
|
|
|
10504 char_u *varname;
|
|
|
10505 {
|
|
|
10506 char_u *p = varname;
|
|
|
10507
|
|
|
10508 if (ASCII_ISUPPER(*p))
|
|
|
10509 {
|
|
|
10510 while (*(++p))
|
|
|
10511 if (ASCII_ISLOWER(*p))
|
|
|
10512 return VAR_FLAVOUR_SESSION;
|
|
|
10513 return VAR_FLAVOUR_VIMINFO;
|
|
|
10514 }
|
|
|
10515 else
|
|
|
10516 return VAR_FLAVOUR_DEFAULT;
|
|
|
10517 }
|
|
|
10518 #endif
|
|
|
10519
|
|
|
10520 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
10521 /*
|
|
|
10522 * Restore global vars that start with a capital from the viminfo file
|
|
|
10523 */
|
|
|
10524 int
|
|
|
10525 read_viminfo_varlist(virp, writing)
|
|
|
10526 vir_T *virp;
|
|
|
10527 int writing;
|
|
|
10528 {
|
|
|
10529 char_u *tab;
|
|
|
10530 int is_string = FALSE;
|
|
|
10531 VAR varp = NULL;
|
|
|
10532 char_u *val;
|
|
|
10533
|
|
|
10534 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
10535 {
|
|
|
10536 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
10537 if (tab != NULL)
|
|
|
10538 {
|
|
|
10539 *tab++ = '\0'; /* isolate the variable name */
|
|
|
10540 if (*tab == 'S') /* string var */
|
|
|
10541 is_string = TRUE;
|
|
|
10542
|
|
|
10543 tab = vim_strchr(tab, '\t');
|
|
|
10544 if (tab != NULL)
|
|
|
10545 {
|
|
|
10546 /* create a nameless variable to hold the value */
|
|
|
10547 if (is_string)
|
|
|
10548 {
|
|
|
10549 val = viminfo_readstring(virp,
|
|
|
10550 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
10551 if (val != NULL)
|
|
|
10552 varp = alloc_string_var(val);
|
|
|
10553 }
|
|
|
10554 else
|
|
|
10555 {
|
|
|
10556 varp = alloc_var();
|
|
|
10557 if (varp != NULL)
|
|
|
10558 {
|
|
|
10559 varp->var_type = VAR_NUMBER;
|
|
|
10560 varp->var_val.var_number = atol((char *)tab + 1);
|
|
|
10561 }
|
|
|
10562 }
|
|
|
10563 /* assign the value to the variable */
|
|
|
10564 if (varp != NULL)
|
|
|
10565 {
|
|
|
10566 set_var(virp->vir_line + 1, varp);
|
|
|
10567 free_var(varp);
|
|
|
10568 }
|
|
|
10569 }
|
|
|
10570 }
|
|
|
10571 }
|
|
|
10572
|
|
|
10573 return viminfo_readline(virp);
|
|
|
10574 }
|
|
|
10575
|
|
|
10576 /*
|
|
|
10577 * Write global vars that start with a capital to the viminfo file
|
|
|
10578 */
|
|
|
10579 void
|
|
|
10580 write_viminfo_varlist(fp)
|
|
|
10581 FILE *fp;
|
|
|
10582 {
|
|
|
10583 garray_T *gap = &variables; /* global variable */
|
|
|
10584 VAR this_var;
|
|
|
10585 int i;
|
|
|
10586
|
|
|
10587 if (find_viminfo_parameter('!') == NULL)
|
|
|
10588 return;
|
|
|
10589
|
|
|
10590 fprintf(fp, _("\n# global variables:\n"));
|
|
|
10591 for (i = gap->ga_len; --i >= 0; )
|
|
|
10592 {
|
|
|
10593 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
|
10594 if (this_var->var_name != NULL
|
|
|
10595 && var_flavour(this_var->var_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
10596 {
|
|
|
10597 fprintf(fp, "!%s\t%s\t", this_var->var_name,
|
|
|
10598 (this_var->var_type == VAR_STRING) ? "STR" : "NUM");
|
|
|
10599 viminfo_writestring(fp, get_var_string(this_var));
|
|
|
10600 }
|
|
|
10601 }
|
|
|
10602 }
|
|
|
10603 #endif
|
|
|
10604
|
|
|
10605 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
10606 int
|
|
|
10607 store_session_globals(fd)
|
|
|
10608 FILE *fd;
|
|
|
10609 {
|
|
|
10610 garray_T *gap = &variables; /* global variable */
|
|
|
10611 VAR this_var;
|
|
|
10612 int i;
|
|
|
10613 char_u *p, *t;
|
|
|
10614
|
|
|
10615 for (i = gap->ga_len; --i >= 0; )
|
|
|
10616 {
|
|
|
10617 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
|
10618 if (this_var->var_name != NULL)
|
|
|
10619 {
|
|
|
10620 if (var_flavour(this_var->var_name) == VAR_FLAVOUR_SESSION)
|
|
|
10621 {
|
|
|
10622 /* Escapse special characters with a backslash. Turn a LF and
|
|
|
10623 * CR into \n and \r. */
|
|
|
10624 p = vim_strsave_escaped(get_var_string(this_var),
|
|
|
10625 (char_u *)"\\\"\n\r");
|
|
|
10626 if (p == NULL) /* out of memory */
|
|
|
10627 continue;
|
|
|
10628 for (t = p; *t != NUL; ++t)
|
|
|
10629 if (*t == '\n')
|
|
|
10630 *t = 'n';
|
|
|
10631 else if (*t == '\r')
|
|
|
10632 *t = 'r';
|
|
|
10633 if ((fprintf(fd, "let %s = %c%s%c",
|
|
|
10634 this_var->var_name,
|
|
|
10635 (this_var->var_type == VAR_STRING) ? '"' : ' ',
|
|
|
10636 p,
|
|
|
10637 (this_var->var_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
|
10638 || put_eol(fd) == FAIL)
|
|
|
10639 {
|
|
|
10640 vim_free(p);
|
|
|
10641 return FAIL;
|
|
|
10642 }
|
|
|
10643 vim_free(p);
|
|
|
10644 }
|
|
|
10645
|
|
|
10646 }
|
|
|
10647 }
|
|
|
10648 return OK;
|
|
|
10649 }
|
|
|
10650 #endif
|
|
|
10651
|
|
|
10652 #endif /* FEAT_EVAL */
|
|
|
10653
|
|
|
10654 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
10655
|
|
|
10656
|
|
|
10657 #ifdef WIN3264
|
|
|
10658 /*
|
|
|
10659 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
10660 */
|
|
|
10661 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
10662 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
10663 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
10664
|
|
|
10665 /*
|
|
|
10666 * Get the short pathname of a file.
|
|
|
10667 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
10668 */
|
|
|
10669 static int
|
|
|
10670 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
10671 char_u **fnamep;
|
|
|
10672 char_u **bufp;
|
|
|
10673 int *fnamelen;
|
|
|
10674 {
|
|
|
10675 int l,len;
|
|
|
10676 char_u *newbuf;
|
|
|
10677
|
|
|
10678 len = *fnamelen;
|
|
|
10679
|
|
|
10680 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
10681 if (l > len - 1)
|
|
|
10682 {
|
|
|
10683 /* If that doesn't work (not enough space), then save the string
|
|
|
10684 * and try again with a new buffer big enough
|
|
|
10685 */
|
|
|
10686 newbuf = vim_strnsave(*fnamep, l);
|
|
|
10687 if (newbuf == NULL)
|
|
|
10688 return 0;
|
|
|
10689
|
|
|
10690 vim_free(*bufp);
|
|
|
10691 *fnamep = *bufp = newbuf;
|
|
|
10692
|
|
|
10693 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
10694
|
|
|
10695 /* Really should always succeed, as the buffer is big enough */
|
|
|
10696 }
|
|
|
10697
|
|
|
10698 *fnamelen = l;
|
|
|
10699 return 1;
|
|
|
10700 }
|
|
|
10701
|
|
|
10702 /*
|
|
|
10703 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
10704 * Doesn't copy over the end of the buffer passed in.
|
|
|
10705 */
|
|
|
10706 static int
|
|
|
10707 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
10708 char_u **fname;
|
|
|
10709 char_u **bufp;
|
|
|
10710 int *fnamelen;
|
|
|
10711 {
|
|
|
10712 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
10713 char_u ch;
|
|
|
10714 int l,len,len2,plen,slen;
|
|
|
10715
|
|
|
10716 /* Make a copy */
|
|
|
10717 len2 = *fnamelen;
|
|
|
10718 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
10719 pbuf3 = NULL;
|
|
|
10720
|
|
|
10721 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
10722 slen = 1;
|
|
|
10723 plen = len2;
|
|
|
10724
|
|
|
10725 l = 0;
|
|
|
10726 if (vim_ispathsep(*s))
|
|
|
10727 {
|
|
|
10728 --s;
|
|
|
10729 ++slen;
|
|
|
10730 --plen;
|
|
|
10731 }
|
|
|
10732
|
|
|
10733 do
|
|
|
10734 {
|
|
|
10735 /* Go back one path-seperator */
|
|
|
10736 while (s > pbuf2 && !vim_ispathsep(*s))
|
|
|
10737 {
|
|
|
10738 --s;
|
|
|
10739 ++slen;
|
|
|
10740 --plen;
|
|
|
10741 }
|
|
|
10742 if (s <= pbuf2)
|
|
|
10743 break;
|
|
|
10744
|
|
|
10745 /* Remeber the character that is about to be blatted */
|
|
|
10746 ch = *s;
|
|
|
10747 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
10748
|
|
|
10749 /* Try it in situ */
|
|
|
10750 p = pbuf2;
|
|
|
10751 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
10752 {
|
|
|
10753 vim_free(pbuf2);
|
|
|
10754 return -1;
|
|
|
10755 }
|
|
|
10756 *s = ch; /* Preserve the string */
|
|
|
10757 } while (plen == 0);
|
|
|
10758
|
|
|
10759 if (plen > 0)
|
|
|
10760 {
|
|
|
10761 /* Remeber the length of the new string. */
|
|
|
10762 *fnamelen = len = plen + slen;
|
|
|
10763 vim_free(*bufp);
|
|
|
10764 if (len > len2)
|
|
|
10765 {
|
|
|
10766 /* If there's not enough space in the currently allocated string,
|
|
|
10767 * then copy it to a buffer big enough.
|
|
|
10768 */
|
|
|
10769 *fname= *bufp = vim_strnsave(p, len);
|
|
|
10770 if (*fname == NULL)
|
|
|
10771 return -1;
|
|
|
10772 }
|
|
|
10773 else
|
|
|
10774 {
|
|
|
10775 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
10776 *fname = *bufp = pbuf2;
|
|
|
10777 if (p != pbuf2)
|
|
|
10778 strncpy(*fname, p, plen);
|
|
|
10779 pbuf2 = NULL;
|
|
|
10780 }
|
|
|
10781 /* Concat the next bit */
|
|
|
10782 strncpy(*fname + plen, s, slen);
|
|
|
10783 (*fname)[len] = '\0';
|
|
|
10784 }
|
|
|
10785 vim_free(pbuf3);
|
|
|
10786 vim_free(pbuf2);
|
|
|
10787 return 0;
|
|
|
10788 }
|
|
|
10789
|
|
|
10790 /*
|
|
|
10791 * Get a pathname for a partial path.
|
|
|
10792 */
|
|
|
10793 static int
|
|
|
10794 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
10795 char_u **fnamep;
|
|
|
10796 char_u **bufp;
|
|
|
10797 int *fnamelen;
|
|
|
10798 {
|
|
|
10799 int sepcount, len, tflen;
|
|
|
10800 char_u *p;
|
|
|
10801 char_u *pbuf, *tfname;
|
|
|
10802 int hasTilde;
|
|
|
10803
|
|
|
10804 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
10805 * of the path to return.
|
|
|
10806 */
|
|
|
10807 sepcount = 0;
|
|
|
10808 for (p = *fnamep + *fnamelen - 1; p >= *fnamep; --p)
|
|
|
10809 if (vim_ispathsep(*p))
|
|
|
10810 ++sepcount;
|
|
|
10811
|
|
|
10812 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
10813 hasTilde = (**fnamep == '~');
|
|
|
10814 if (hasTilde)
|
|
|
10815 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
10816 else
|
|
|
10817 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
10818
|
|
|
10819 len = tflen = STRLEN(tfname);
|
|
|
10820
|
|
|
10821 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
10822 return -1;
|
|
|
10823
|
|
|
10824 if (len == 0)
|
|
|
10825 {
|
|
|
10826 /* Don't have a valid filename, so shorten the rest of the
|
|
|
10827 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
10828 * there's not a lot of point in guessing what it might be.
|
|
|
10829 */
|
|
|
10830 len = tflen;
|
|
|
10831 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
10832 return -1;
|
|
|
10833 }
|
|
|
10834
|
|
|
10835 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
10836 for (p = tfname + len - 1; p >= tfname; --p)
|
|
|
10837 if (vim_ispathsep(*p))
|
|
|
10838 {
|
|
|
10839 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
10840 break;
|
|
|
10841 else
|
|
|
10842 sepcount --;
|
|
|
10843 }
|
|
|
10844 if (hasTilde)
|
|
|
10845 {
|
|
|
10846 --p;
|
|
|
10847 if (p >= tfname)
|
|
|
10848 *p = '~';
|
|
|
10849 else
|
|
|
10850 return -1;
|
|
|
10851 }
|
|
|
10852 else
|
|
|
10853 ++p;
|
|
|
10854
|
|
|
10855 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
10856 vim_free(*bufp);
|
|
|
10857 *fnamelen = (int)STRLEN(p);
|
|
|
10858 *bufp = pbuf;
|
|
|
10859 *fnamep = p;
|
|
|
10860
|
|
|
10861 return 0;
|
|
|
10862 }
|
|
|
10863 #endif /* WIN3264 */
|
|
|
10864
|
|
|
10865 /*
|
|
|
10866 * Adjust a filename, according to a string of modifiers.
|
|
|
10867 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
10868 * determined by *fnamelen.
|
|
|
10869 * Returns valid flags.
|
|
|
10870 * When there is an error, *fnamep is set to NULL.
|
|
|
10871 */
|
|
|
10872 int
|
|
|
10873 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
10874 char_u *src; /* string with modifiers */
|
|
|
10875 int *usedlen; /* characters after src that are used */
|
|
|
10876 char_u **fnamep; /* file name so far */
|
|
|
10877 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
10878 int *fnamelen; /* length of fnamep */
|
|
|
10879 {
|
|
|
10880 int valid = 0;
|
|
|
10881 char_u *tail;
|
|
|
10882 char_u *s, *p, *pbuf;
|
|
|
10883 char_u dirname[MAXPATHL];
|
|
|
10884 int c;
|
|
|
10885 int has_fullname = 0;
|
|
|
10886 #ifdef WIN3264
|
|
|
10887 int has_shortname = 0;
|
|
|
10888 #endif
|
|
|
10889
|
|
|
10890 repeat:
|
|
|
10891 /* ":p" - full path/file_name */
|
|
|
10892 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
10893 {
|
|
|
10894 has_fullname = 1;
|
|
|
10895
|
|
|
10896 valid |= VALID_PATH;
|
|
|
10897 *usedlen += 2;
|
|
|
10898
|
|
|
10899 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
10900 if ((*fnamep)[0] == '~'
|
|
|
10901 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
10902 && ((*fnamep)[1] == '/'
|
|
|
10903 # ifdef BACKSLASH_IN_FILENAME
|
|
|
10904 || (*fnamep)[1] == '\\'
|
|
|
10905 # endif
|
|
|
10906 || (*fnamep)[1] == NUL)
|
|
|
10907
|
|
|
10908 #endif
|
|
|
10909 )
|
|
|
10910 {
|
|
|
10911 *fnamep = expand_env_save(*fnamep);
|
|
|
10912 vim_free(*bufp); /* free any allocated file name */
|
|
|
10913 *bufp = *fnamep;
|
|
|
10914 if (*fnamep == NULL)
|
|
|
10915 return -1;
|
|
|
10916 }
|
|
|
10917
|
|
|
10918 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
|
10919 for (p = *fnamep; *p != NUL; ++p)
|
|
|
10920 {
|
|
|
10921 if (vim_ispathsep(*p)
|
|
|
10922 && p[1] == '.'
|
|
|
10923 && (p[2] == NUL
|
|
|
10924 || vim_ispathsep(p[2])
|
|
|
10925 || (p[2] == '.'
|
|
|
10926 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
10927 break;
|
|
|
10928 }
|
|
|
10929
|
|
|
10930 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
10931 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
10932 {
|
|
|
10933 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
10934 vim_free(*bufp); /* free any allocated file name */
|
|
|
10935 *bufp = *fnamep;
|
|
|
10936 if (*fnamep == NULL)
|
|
|
10937 return -1;
|
|
|
10938 }
|
|
|
10939
|
|
|
10940 /* Append a path separator to a directory. */
|
|
|
10941 if (mch_isdir(*fnamep))
|
|
|
10942 {
|
|
|
10943 /* Make room for one or two extra characters. */
|
|
|
10944 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
10945 vim_free(*bufp); /* free any allocated file name */
|
|
|
10946 *bufp = *fnamep;
|
|
|
10947 if (*fnamep == NULL)
|
|
|
10948 return -1;
|
|
|
10949 add_pathsep(*fnamep);
|
|
|
10950 }
|
|
|
10951 }
|
|
|
10952
|
|
|
10953 /* ":." - path relative to the current directory */
|
|
|
10954 /* ":~" - path relative to the home directory */
|
|
|
10955 /* ":8" - shortname path - postponed till after */
|
|
|
10956 while (src[*usedlen] == ':'
|
|
|
10957 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
10958 {
|
|
|
10959 *usedlen += 2;
|
|
|
10960 if (c == '8')
|
|
|
10961 {
|
|
|
10962 #ifdef WIN3264
|
|
|
10963 has_shortname = 1; /* Postpone this. */
|
|
|
10964 #endif
|
|
|
10965 continue;
|
|
|
10966 }
|
|
|
10967 pbuf = NULL;
|
|
|
10968 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
10969 if (!has_fullname)
|
|
|
10970 {
|
|
|
10971 if (c == '.' && **fnamep == '~')
|
|
|
10972 p = pbuf = expand_env_save(*fnamep);
|
|
|
10973 else
|
|
|
10974 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
10975 }
|
|
|
10976 else
|
|
|
10977 p = *fnamep;
|
|
|
10978
|
|
|
10979 has_fullname = 0;
|
|
|
10980
|
|
|
10981 if (p != NULL)
|
|
|
10982 {
|
|
|
10983 if (c == '.')
|
|
|
10984 {
|
|
|
10985 mch_dirname(dirname, MAXPATHL);
|
|
|
10986 s = shorten_fname(p, dirname);
|
|
|
10987 if (s != NULL)
|
|
|
10988 {
|
|
|
10989 *fnamep = s;
|
|
|
10990 if (pbuf != NULL)
|
|
|
10991 {
|
|
|
10992 vim_free(*bufp); /* free any allocated file name */
|
|
|
10993 *bufp = pbuf;
|
|
|
10994 pbuf = NULL;
|
|
|
10995 }
|
|
|
10996 }
|
|
|
10997 }
|
|
|
10998 else
|
|
|
10999 {
|
|
|
11000 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
11001 /* Only replace it when it starts with '~' */
|
|
|
11002 if (*dirname == '~')
|
|
|
11003 {
|
|
|
11004 s = vim_strsave(dirname);
|
|
|
11005 if (s != NULL)
|
|
|
11006 {
|
|
|
11007 *fnamep = s;
|
|
|
11008 vim_free(*bufp);
|
|
|
11009 *bufp = s;
|
|
|
11010 }
|
|
|
11011 }
|
|
|
11012 }
|
|
|
11013 vim_free(pbuf);
|
|
|
11014 }
|
|
|
11015 }
|
|
|
11016
|
|
|
11017 tail = gettail(*fnamep);
|
|
|
11018 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
11019
|
|
|
11020 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
11021 /* Don't remove the first "/" or "c:\" */
|
|
|
11022 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
11023 {
|
|
|
11024 valid |= VALID_HEAD;
|
|
|
11025 *usedlen += 2;
|
|
|
11026 s = get_past_head(*fnamep);
|
|
|
11027 while (tail > s && vim_ispathsep(tail[-1]))
|
|
|
11028 --tail;
|
|
|
11029 *fnamelen = (int)(tail - *fnamep);
|
|
|
11030 #ifdef VMS
|
|
|
11031 if (*fnamelen > 0)
|
|
|
11032 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
11033 #endif
|
|
|
11034 while (tail > s && !vim_ispathsep(tail[-1]))
|
|
|
11035 --tail;
|
|
|
11036 }
|
|
|
11037
|
|
|
11038 /* ":8" - shortname */
|
|
|
11039 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
11040 {
|
|
|
11041 *usedlen += 2;
|
|
|
11042 #ifdef WIN3264
|
|
|
11043 has_shortname = 1;
|
|
|
11044 #endif
|
|
|
11045 }
|
|
|
11046
|
|
|
11047 #ifdef WIN3264
|
|
|
11048 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
11049 */
|
|
|
11050 if (has_shortname)
|
|
|
11051 {
|
|
|
11052 pbuf = NULL;
|
|
|
11053 /* Copy the string if it is shortened by :h */
|
|
|
11054 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
11055 {
|
|
|
11056 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
11057 if (p == 0)
|
|
|
11058 return -1;
|
|
|
11059 vim_free(*bufp);
|
|
|
11060 *bufp = *fnamep = p;
|
|
|
11061 }
|
|
|
11062
|
|
|
11063 /* Split into two implementations - makes it easier. First is where
|
|
|
11064 * there isn't a full name already, second is where there is.
|
|
|
11065 */
|
|
|
11066 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
11067 {
|
|
|
11068 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
11069 return -1;
|
|
|
11070 }
|
|
|
11071 else
|
|
|
11072 {
|
|
|
11073 int l;
|
|
|
11074
|
|
|
11075 /* Simple case, already have the full-name
|
|
|
11076 * Nearly always shorter, so try first time. */
|
|
|
11077 l = *fnamelen;
|
|
|
11078 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
11079 return -1;
|
|
|
11080
|
|
|
11081 if (l == 0)
|
|
|
11082 {
|
|
|
11083 /* Couldn't find the filename.. search the paths.
|
|
|
11084 */
|
|
|
11085 l = *fnamelen;
|
|
|
11086 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
11087 return -1;
|
|
|
11088 }
|
|
|
11089 *fnamelen = l;
|
|
|
11090 }
|
|
|
11091 }
|
|
|
11092 #endif /* WIN3264 */
|
|
|
11093
|
|
|
11094 /* ":t" - tail, just the basename */
|
|
|
11095 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
11096 {
|
|
|
11097 *usedlen += 2;
|
|
|
11098 *fnamelen -= (int)(tail - *fnamep);
|
|
|
11099 *fnamep = tail;
|
|
|
11100 }
|
|
|
11101
|
|
|
11102 /* ":e" - extension, can be repeated */
|
|
|
11103 /* ":r" - root, without extension, can be repeated */
|
|
|
11104 while (src[*usedlen] == ':'
|
|
|
11105 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
11106 {
|
|
|
11107 /* find a '.' in the tail:
|
|
|
11108 * - for second :e: before the current fname
|
|
|
11109 * - otherwise: The last '.'
|
|
|
11110 */
|
|
|
11111 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
11112 s = *fnamep - 2;
|
|
|
11113 else
|
|
|
11114 s = *fnamep + *fnamelen - 1;
|
|
|
11115 for ( ; s > tail; --s)
|
|
|
11116 if (s[0] == '.')
|
|
|
11117 break;
|
|
|
11118 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
11119 {
|
|
|
11120 if (s > tail)
|
|
|
11121 {
|
|
|
11122 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
11123 *fnamep = s + 1;
|
|
|
11124 #ifdef VMS
|
|
|
11125 /* cut version from the extension */
|
|
|
11126 s = *fnamep + *fnamelen - 1;
|
|
|
11127 for ( ; s > *fnamep; --s)
|
|
|
11128 if (s[0] == ';')
|
|
|
11129 break;
|
|
|
11130 if (s > *fnamep)
|
|
|
11131 *fnamelen = s - *fnamep;
|
|
|
11132 #endif
|
|
|
11133 }
|
|
|
11134 else if (*fnamep <= tail)
|
|
|
11135 *fnamelen = 0;
|
|
|
11136 }
|
|
|
11137 else /* :r */
|
|
|
11138 {
|
|
|
11139 if (s > tail) /* remove one extension */
|
|
|
11140 *fnamelen = (int)(s - *fnamep);
|
|
|
11141 }
|
|
|
11142 *usedlen += 2;
|
|
|
11143 }
|
|
|
11144
|
|
|
11145 /* ":s?pat?foo?" - substitute */
|
|
|
11146 /* ":gs?pat?foo?" - global substitute */
|
|
|
11147 if (src[*usedlen] == ':'
|
|
|
11148 && (src[*usedlen + 1] == 's'
|
|
|
11149 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
11150 {
|
|
|
11151 char_u *str;
|
|
|
11152 char_u *pat;
|
|
|
11153 char_u *sub;
|
|
|
11154 int sep;
|
|
|
11155 char_u *flags;
|
|
|
11156 int didit = FALSE;
|
|
|
11157
|
|
|
11158 flags = (char_u *)"";
|
|
|
11159 s = src + *usedlen + 2;
|
|
|
11160 if (src[*usedlen + 1] == 'g')
|
|
|
11161 {
|
|
|
11162 flags = (char_u *)"g";
|
|
|
11163 ++s;
|
|
|
11164 }
|
|
|
11165
|
|
|
11166 sep = *s++;
|
|
|
11167 if (sep)
|
|
|
11168 {
|
|
|
11169 /* find end of pattern */
|
|
|
11170 p = vim_strchr(s, sep);
|
|
|
11171 if (p != NULL)
|
|
|
11172 {
|
|
|
11173 pat = vim_strnsave(s, (int)(p - s));
|
|
|
11174 if (pat != NULL)
|
|
|
11175 {
|
|
|
11176 s = p + 1;
|
|
|
11177 /* find end of substitution */
|
|
|
11178 p = vim_strchr(s, sep);
|
|
|
11179 if (p != NULL)
|
|
|
11180 {
|
|
|
11181 sub = vim_strnsave(s, (int)(p - s));
|
|
|
11182 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
11183 if (sub != NULL && str != NULL)
|
|
|
11184 {
|
|
|
11185 *usedlen = (int)(p + 1 - src);
|
|
|
11186 s = do_string_sub(str, pat, sub, flags);
|
|
|
11187 if (s != NULL)
|
|
|
11188 {
|
|
|
11189 *fnamep = s;
|
|
|
11190 *fnamelen = (int)STRLEN(s);
|
|
|
11191 vim_free(*bufp);
|
|
|
11192 *bufp = s;
|
|
|
11193 didit = TRUE;
|
|
|
11194 }
|
|
|
11195 }
|
|
|
11196 vim_free(sub);
|
|
|
11197 vim_free(str);
|
|
|
11198 }
|
|
|
11199 vim_free(pat);
|
|
|
11200 }
|
|
|
11201 }
|
|
|
11202 /* after using ":s", repeat all the modifiers */
|
|
|
11203 if (didit)
|
|
|
11204 goto repeat;
|
|
|
11205 }
|
|
|
11206 }
|
|
|
11207
|
|
|
11208 return valid;
|
|
|
11209 }
|
|
|
11210
|
|
|
11211 /*
|
|
|
11212 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
11213 * "flags" can be "g" to do a global substitute.
|
|
|
11214 * Returns an allocated string, NULL for error.
|
|
|
11215 */
|
|
|
11216 char_u *
|
|
|
11217 do_string_sub(str, pat, sub, flags)
|
|
|
11218 char_u *str;
|
|
|
11219 char_u *pat;
|
|
|
11220 char_u *sub;
|
|
|
11221 char_u *flags;
|
|
|
11222 {
|
|
|
11223 int sublen;
|
|
|
11224 regmatch_T regmatch;
|
|
|
11225 int i;
|
|
|
11226 int do_all;
|
|
|
11227 char_u *tail;
|
|
|
11228 garray_T ga;
|
|
|
11229 char_u *ret;
|
|
|
11230 char_u *save_cpo;
|
|
|
11231
|
|
|
11232 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
11233 save_cpo = p_cpo;
|
|
|
11234 p_cpo = (char_u *)"";
|
|
|
11235
|
|
|
11236 ga_init2(&ga, 1, 200);
|
|
|
11237
|
|
|
11238 do_all = (flags[0] == 'g');
|
|
|
11239
|
|
|
11240 regmatch.rm_ic = p_ic;
|
|
|
11241 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
11242 if (regmatch.regprog != NULL)
|
|
|
11243 {
|
|
|
11244 tail = str;
|
|
|
11245 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
11246 {
|
|
|
11247 /*
|
|
|
11248 * Get some space for a temporary buffer to do the substitution
|
|
|
11249 * into. It will contain:
|
|
|
11250 * - The text up to where the match is.
|
|
|
11251 * - The substituted text.
|
|
|
11252 * - The text after the match.
|
|
|
11253 */
|
|
|
11254 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
11255 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
11256 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
11257 {
|
|
|
11258 ga_clear(&ga);
|
|
|
11259 break;
|
|
|
11260 }
|
|
|
11261
|
|
|
11262 /* copy the text up to where the match is */
|
|
|
11263 i = (int)(regmatch.startp[0] - tail);
|
|
|
11264 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
11265 /* add the substituted text */
|
|
|
11266 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
11267 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
11268 ga.ga_len += i + sublen - 1;
|
|
|
11269 ga.ga_room -= i + sublen - 1;
|
|
|
11270 /* avoid getting stuck on a match with an empty string */
|
|
|
11271 if (tail == regmatch.endp[0])
|
|
|
11272 {
|
|
|
11273 if (*tail == NUL)
|
|
|
11274 break;
|
|
|
11275 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
11276 ++ga.ga_len;
|
|
|
11277 --ga.ga_room;
|
|
|
11278 }
|
|
|
11279 else
|
|
|
11280 {
|
|
|
11281 tail = regmatch.endp[0];
|
|
|
11282 if (*tail == NUL)
|
|
|
11283 break;
|
|
|
11284 }
|
|
|
11285 if (!do_all)
|
|
|
11286 break;
|
|
|
11287 }
|
|
|
11288
|
|
|
11289 if (ga.ga_data != NULL)
|
|
|
11290 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
11291
|
|
|
11292 vim_free(regmatch.regprog);
|
|
|
11293 }
|
|
|
11294
|
|
|
11295 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
11296 ga_clear(&ga);
|
|
|
11297 p_cpo = save_cpo;
|
|
|
11298
|
|
|
11299 return ret;
|
|
|
11300 }
|
|
|
11301
|
|
|
11302 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
