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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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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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7
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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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32
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277 static void f_diff_filler __ARGS((VAR argvars, VAR retvar));
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278 static void f_diff_hlID __ARGS((VAR argvars, VAR retvar));
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7
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279 static void f_escape __ARGS((VAR argvars, VAR retvar));
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280 static void f_eventhandler __ARGS((VAR argvars, VAR retvar));
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281 static void f_executable __ARGS((VAR argvars, VAR retvar));
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282 static void f_exists __ARGS((VAR argvars, VAR retvar));
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283 static void f_expand __ARGS((VAR argvars, VAR retvar));
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284 static void f_filereadable __ARGS((VAR argvars, VAR retvar));
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285 static void f_filewritable __ARGS((VAR argvars, VAR retvar));
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286 static void f_finddir __ARGS((VAR argvars, VAR retvar));
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287 static void f_findfile __ARGS((VAR argvars, VAR retvar));
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288 static void f_findfilendir __ARGS((VAR argvars, VAR retvar, int dir));
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7
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289 static void f_fnamemodify __ARGS((VAR argvars, VAR retvar));
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290 static void f_foldclosed __ARGS((VAR argvars, VAR retvar));
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291 static void f_foldclosedend __ARGS((VAR argvars, VAR retvar));
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292 static void foldclosed_both __ARGS((VAR argvars, VAR retvar, int end));
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293 static void f_foldlevel __ARGS((VAR argvars, VAR retvar));
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294 static void f_foldtext __ARGS((VAR argvars, VAR retvar));
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29
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295 static void f_foldtextresult __ARGS((VAR argvars, VAR retvar));
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7
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296 static void f_foreground __ARGS((VAR argvars, VAR retvar));
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297 static void f_getbufvar __ARGS((VAR argvars, VAR retvar));
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298 static void f_getchar __ARGS((VAR argvars, VAR retvar));
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299 static void f_getcharmod __ARGS((VAR argvars, VAR retvar));
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300 static void f_getcmdline __ARGS((VAR argvars, VAR retvar));
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301 static void f_getcmdpos __ARGS((VAR argvars, VAR retvar));
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302 static void f_getcwd __ARGS((VAR argvars, VAR retvar));
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38
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303 static void f_getfontname __ARGS((VAR argvars, VAR retvar));
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20
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304 static void f_getfperm __ARGS((VAR argvars, VAR retvar));
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7
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305 static void f_getfsize __ARGS((VAR argvars, VAR retvar));
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306 static void f_getftime __ARGS((VAR argvars, VAR retvar));
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20
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307 static void f_getftype __ARGS((VAR argvars, VAR retvar));
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7
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308 static void f_getline __ARGS((VAR argvars, VAR retvar));
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309 static void f_getreg __ARGS((VAR argvars, VAR retvar));
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310 static void f_getregtype __ARGS((VAR argvars, VAR retvar));
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311 static void f_getwinposx __ARGS((VAR argvars, VAR retvar));
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312 static void f_getwinposy __ARGS((VAR argvars, VAR retvar));
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313 static void f_getwinvar __ARGS((VAR argvars, VAR retvar));
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314 static void f_glob __ARGS((VAR argvars, VAR retvar));
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315 static void f_globpath __ARGS((VAR argvars, VAR retvar));
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316 static void f_has __ARGS((VAR argvars, VAR retvar));
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317 static void f_hasmapto __ARGS((VAR argvars, VAR retvar));
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318 static void f_histadd __ARGS((VAR argvars, VAR retvar));
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319 static void f_histdel __ARGS((VAR argvars, VAR retvar));
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320 static void f_histget __ARGS((VAR argvars, VAR retvar));
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321 static void f_histnr __ARGS((VAR argvars, VAR retvar));
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322 static void f_hlexists __ARGS((VAR argvars, VAR retvar));
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323 static void f_hlID __ARGS((VAR argvars, VAR retvar));
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324 static void f_hostname __ARGS((VAR argvars, VAR retvar));
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325 static void f_iconv __ARGS((VAR argvars, VAR retvar));
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326 static void f_indent __ARGS((VAR argvars, VAR retvar));
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327 static void f_isdirectory __ARGS((VAR argvars, VAR retvar));
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328 static void f_input __ARGS((VAR argvars, VAR retvar));
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329 static void f_inputdialog __ARGS((VAR argvars, VAR retvar));
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330 static void f_inputrestore __ARGS((VAR argvars, VAR retvar));
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331 static void f_inputsave __ARGS((VAR argvars, VAR retvar));
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332 static void f_inputsecret __ARGS((VAR argvars, VAR retvar));
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333 static void f_last_buffer_nr __ARGS((VAR argvars, VAR retvar));
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334 static void f_libcall __ARGS((VAR argvars, VAR retvar));
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335 static void f_libcallnr __ARGS((VAR argvars, VAR retvar));
|
|
|
336 static void libcall_common __ARGS((VAR argvars, VAR retvar, int type));
|
|
|
337 static void f_line __ARGS((VAR argvars, VAR retvar));
|
|
|
338 static void f_line2byte __ARGS((VAR argvars, VAR retvar));
|
|
|
339 static void f_lispindent __ARGS((VAR argvars, VAR retvar));
|
|
|
340 static void f_localtime __ARGS((VAR argvars, VAR retvar));
|
|
|
341 static void f_maparg __ARGS((VAR argvars, VAR retvar));
|
|
|
342 static void f_mapcheck __ARGS((VAR argvars, VAR retvar));
|
|
|
343 static void get_maparg __ARGS((VAR argvars, VAR retvar, int exact));
|
|
|
344 static void f_match __ARGS((VAR argvars, VAR retvar));
|
|
|
345 static void f_matchend __ARGS((VAR argvars, VAR retvar));
|
|
|
346 static void f_matchstr __ARGS((VAR argvars, VAR retvar));
|
|
|
347 static void f_mode __ARGS((VAR argvars, VAR retvar));
|
|
|
348 static void f_nextnonblank __ARGS((VAR argvars, VAR retvar));
|
|
|
349 static void f_nr2char __ARGS((VAR argvars, VAR retvar));
|
|
|
350 static void f_prevnonblank __ARGS((VAR argvars, VAR retvar));
|
|
|
351 static void f_setbufvar __ARGS((VAR argvars, VAR retvar));
|
|
|
352 static void f_setcmdpos __ARGS((VAR argvars, VAR retvar));
|
|
|
353 static void f_setwinvar __ARGS((VAR argvars, VAR retvar));
|
|
|
354 static void f_rename __ARGS((VAR argvars, VAR retvar));
|
|
|
355 static void f_resolve __ARGS((VAR argvars, VAR retvar));
|
|
|
356 static void f_search __ARGS((VAR argvars, VAR retvar));
|
|
|
357 static void f_searchpair __ARGS((VAR argvars, VAR retvar));
|
|
|
358 static int get_search_arg __ARGS((VAR varp, int *flagsp));
|
|
|
359 static void f_remote_expr __ARGS((VAR argvars, VAR retvar));
|
|
|
360 static void f_remote_foreground __ARGS((VAR argvars, VAR retvar));
|
|
|
361 static void f_remote_peek __ARGS((VAR argvars, VAR retvar));
|
|
|
362 static void f_remote_read __ARGS((VAR argvars, VAR retvar));
|
|
|
363 static void f_remote_send __ARGS((VAR argvars, VAR retvar));
|
|
18
|
364 static void f_repeat __ARGS((VAR argvars, VAR retvar));
|
|
7
|
365 static void f_server2client __ARGS((VAR argvars, VAR retvar));
|
|
|
366 static void f_serverlist __ARGS((VAR argvars, VAR retvar));
|
|
|
367 static void f_setline __ARGS((VAR argvars, VAR retvar));
|
|
|
368 static void f_setreg __ARGS((VAR argvars, VAR retvar));
|
|
|
369 static void f_simplify __ARGS((VAR argvars, VAR retvar));
|
|
|
370 static void find_some_match __ARGS((VAR argvars, VAR retvar, int start));
|
|
|
371 static void f_strftime __ARGS((VAR argvars, VAR retvar));
|
|
|
372 static void f_stridx __ARGS((VAR argvars, VAR retvar));
|
|
|
373 static void f_strlen __ARGS((VAR argvars, VAR retvar));
|
|
|
374 static void f_strpart __ARGS((VAR argvars, VAR retvar));
|
|
|
375 static void f_strridx __ARGS((VAR argvars, VAR retvar));
|
|
|
376 static void f_strtrans __ARGS((VAR argvars, VAR retvar));
|
|
|
377 static void f_synID __ARGS((VAR argvars, VAR retvar));
|
|
|
378 static void f_synIDattr __ARGS((VAR argvars, VAR retvar));
|
|
|
379 static void f_synIDtrans __ARGS((VAR argvars, VAR retvar));
|
|
|
380 static void f_system __ARGS((VAR argvars, VAR retvar));
|
|
|
381 static void f_submatch __ARGS((VAR argvars, VAR retvar));
|
|
|
382 static void f_substitute __ARGS((VAR argvars, VAR retvar));
|
|
|
383 static void f_tempname __ARGS((VAR argvars, VAR retvar));
|
|
|
384 static void f_tolower __ARGS((VAR argvars, VAR retvar));
|
|
|
385 static void f_toupper __ARGS((VAR argvars, VAR retvar));
|
|
15
|
386 static void f_tr __ARGS((VAR argvars, VAR retvar));
|
|
7
|
387 static void f_type __ARGS((VAR argvars, VAR retvar));
|
|
|
388 static void f_virtcol __ARGS((VAR argvars, VAR retvar));
|
|
|
389 static void f_visualmode __ARGS((VAR argvars, VAR retvar));
|
|
|
390 static void f_winbufnr __ARGS((VAR argvars, VAR retvar));
|
|
|
391 static void f_wincol __ARGS((VAR argvars, VAR retvar));
|
|
|
392 static void f_winheight __ARGS((VAR argvars, VAR retvar));
|
|
|
393 static void f_winline __ARGS((VAR argvars, VAR retvar));
|
|
|
394 static void f_winnr __ARGS((VAR argvars, VAR retvar));
|
|
|
395 static void f_winrestcmd __ARGS((VAR argvars, VAR retvar));
|
|
|
396 static void f_winwidth __ARGS((VAR argvars, VAR retvar));
|
|
|
397 static win_T *find_win_by_nr __ARGS((VAR vp));
|
|
|
398 static pos_T *var2fpos __ARGS((VAR varp, int lnum));
|
|
|
399 static int get_env_len __ARGS((char_u **arg));
|
|
|
400 static int get_id_len __ARGS((char_u **arg));
|
|
|
401 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
|
402 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end));
|
|
|
403 static int eval_isnamec __ARGS((int c));
|
|
|
404 static int find_vim_var __ARGS((char_u *name, int len));
|
|
|
405 static int get_var_var __ARGS((char_u *name, int len, VAR retvar));
|
|
|
406 static VAR alloc_var __ARGS((void));
|
|
|
407 static VAR alloc_string_var __ARGS((char_u *string));
|
|
|
408 static void free_var __ARGS((VAR varp));
|
|
|
409 static void clear_var __ARGS((VAR varp));
|
|
|
410 static long get_var_number __ARGS((VAR varp));
|
|
|
411 static linenr_T get_var_lnum __ARGS((VAR argvars));
|
|
|
412 static char_u *get_var_string __ARGS((VAR varp));
|
|
|
413 static char_u *get_var_string_buf __ARGS((VAR varp, char_u *buf));
|
|
|
414 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
415 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
416 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
|
417 static void var_free_one __ARGS((VAR v));
|
|
|
418 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
419 static void list_vim_var __ARGS((int i));
|
|
|
420 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
51
|
421 static void set_var __ARGS((char_u *name, VAR varp, int copy));
|
|
7
|
422 static void copy_var __ARGS((VAR from, VAR to));
|
|
|
423 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
424 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
425 static int eval_fname_script __ARGS((char_u *p));
|
|
|
426 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
427 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
428 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
429 static ufunc_T *find_func __ARGS((char_u *name));
|
|
|
430 static void call_user_func __ARGS((ufunc_T *fp, int argcount, VAR argvars, VAR retvar, linenr_T firstline, linenr_T lastline));
|
|
|
431
|
|
|
432 /* Magic braces are always enabled, otherwise Vim scripts would not be
|
|
|
433 * portable. */
|
|
|
434 #define FEAT_MAGIC_BRACES
|
|
|
435
|
|
|
436 #ifdef FEAT_MAGIC_BRACES
|
|
|
437 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
|
438 #endif
|
|
|
439
|
|
|
440 /*
|
|
|
441 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
442 * not already exist.
|
|
|
443 */
|
|
|
444 void
|
|
|
445 set_internal_string_var(name, value)
|
|
|
446 char_u *name;
|
|
|
447 char_u *value;
|
|
|
448 {
|
|
|
449 char_u *val;
|
|
|
450 VAR varp;
|
|
|
451
|
|
|
452 val = vim_strsave(value);
|
|
|
453 if (val != NULL)
|
|
|
454 {
|
|
|
455 varp = alloc_string_var(val);
|
|
|
456 if (varp != NULL)
|
|
|
457 {
|
|
51
|
458 set_var(name, varp, FALSE);
|
|
7
|
459 free_var(varp);
|
|
|
460 }
|
|
|
461 }
|
|
|
462 }
|
|
|
463
|
|
|
464 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
465 int
|
|
|
466 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
467 char_u *enc_from;
|
|
|
468 char_u *enc_to;
|
|
|
469 char_u *fname_from;
|
|
|
470 char_u *fname_to;
|
|
|
471 {
|
|
|
472 int err = FALSE;
|
|
|
473
|
|
|
474 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
475 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
476 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
477 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
478 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
479 err = TRUE;
|
|
|
480 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
481 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
482 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
483 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
484
|
|
|
485 if (err)
|
|
|
486 return FAIL;
|
|
|
487 return OK;
|
|
|
488 }
|
|
|
489 # endif
|
|
|
490
|
|
|
491 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
492 int
|
|
|
493 eval_printexpr(fname, args)
|
|
|
494 char_u *fname;
|
|
|
495 char_u *args;
|
|
|
496 {
|
|
|
497 int err = FALSE;
|
|
|
498
|
|
|
499 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
500 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
501 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
502 err = TRUE;
|
|
|
503 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
504 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
505
|
|
|
506 if (err)
|
|
|
507 {
|
|
|
508 mch_remove(fname);
|
|
|
509 return FAIL;
|
|
|
510 }
|
|
|
511 return OK;
|
|
|
512 }
|
|
|
513 # endif
|
|
|
514
|
|
|
515 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
516 void
|
|
|
517 eval_diff(origfile, newfile, outfile)
|
|
|
518 char_u *origfile;
|
|
|
519 char_u *newfile;
|
|
|
520 char_u *outfile;
|
|
|
521 {
|
|
|
522 int err = FALSE;
|
|
|
523
|
|
|
524 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
525 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
526 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
527 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
528 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
529 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
530 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
531 }
|
|
|
532
|
|
|
533 void
|
|
|
534 eval_patch(origfile, difffile, outfile)
|
|
|
535 char_u *origfile;
|
|
|
536 char_u *difffile;
|
|
|
537 char_u *outfile;
|
|
|
538 {
|
|
|
539 int err;
|
|
|
540
|
|
|
541 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
542 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
543 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
544 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
545 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
546 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
547 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
548 }
|
|
|
549 # endif
|
|
|
550
|
|
|
551 /*
|
|
|
552 * Top level evaluation function, returning a boolean.
|
|
|
553 * Sets "error" to TRUE if there was an error.
|
|
|
554 * Return TRUE or FALSE.
|
|
|
555 */
|
|
|
556 int
|
|
|
557 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
558 char_u *arg;
|
|
|
559 int *error;
|
|
|
560 char_u **nextcmd;
|
|
|
561 int skip; /* only parse, don't execute */
|
|
|
562 {
|
|
|
563 var retvar;
|
|
|
564 int retval = FALSE;
|
|
|
565
|
|
|
566 if (skip)
|
|
|
567 ++emsg_skip;
|
|
|
568 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL)
|
|
|
569 {
|
|
|
570 *error = TRUE;
|
|
|
571 }
|
|
|
572 else
|
|
|
573 {
|
|
|
574 *error = FALSE;
|
|
|
575 if (!skip)
|
|
|
576 {
|
|
|
577 retval = (get_var_number(&retvar) != 0);
|
|
|
578 clear_var(&retvar);
|
|
|
579 }
|
|
|
580 }
|
|
|
581 if (skip)
|
|
|
582 --emsg_skip;
|
|
|
583
|
|
|
584 return retval;
|
|
|
585 }
|
|
|
586
|
|
|
587 /*
|
|
|
588 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
589 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
590 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
591 */
|
|
|
592 char_u *
|
|
|
593 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
594 char_u *arg;
|
|
|
595 char_u **nextcmd;
|
|
|
596 int skip; /* only parse, don't execute */
|
|
|
597 {
|
|
|
598 var retvar;
|
|
|
599 char_u *retval;
|
|
|
600
|
|
|
601 if (skip)
|
|
|
602 ++emsg_skip;
|
|
|
603 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL || skip)
|
|
|
604 retval = NULL;
|
|
|
605 else
|
|
|
606 {
|
|
|
607 retval = vim_strsave(get_var_string(&retvar));
|
|
|
608 clear_var(&retvar);
|
|
|
609 }
|
|
|
610 if (skip)
|
|
|
611 --emsg_skip;
|
|
|
612
|
|
|
613 return retval;
|
|
|
614 }
|
|
|
615
|
|
|
616 /*
|
|
9
|
617 * Skip over an expression at "*pp".
|
|
|
618 * Return FAIL for an error, OK otherwise.
|
|
|
619 */
|
|
|
620 int
|
|
|
621 skip_expr(pp)
|
|
|
622 char_u **pp;
|
|
|
623 {
|
|
|
624 var retvar;
|
|
|
625
|
|
|
626 *pp = skipwhite(*pp);
|
|
|
627 return eval1(pp, &retvar, FALSE);
|
|
|
628 }
|
|
|
629
|
|
|
630 /*
|
|
7
|
631 * Top level evaluation function, returning a string.
|
|
|
632 * Return pointer to allocated memory, or NULL for failure.
|
|
|
633 */
|
|
|
634 char_u *
|
|
|
635 eval_to_string(arg, nextcmd)
|
|
|
636 char_u *arg;
|
|
|
637 char_u **nextcmd;
|
|
|
638 {
|
|
|
639 var retvar;
|
|
|
640 char_u *retval;
|
|
|
641
|
|
|
642 if (eval0(arg, &retvar, nextcmd, TRUE) == FAIL)
|
|
|
643 retval = NULL;
|
|
|
644 else
|
|
|
645 {
|
|
|
646 retval = vim_strsave(get_var_string(&retvar));
|
|
|
647 clear_var(&retvar);
|
|
|
648 }
|
|
|
649
|
|
|
650 return retval;
|
|
|
651 }
|
|
|
652
|
|
|
653 /*
|
|
|
654 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
655 */
|
|
|
656 char_u *
|
|
|
657 eval_to_string_safe(arg, nextcmd)
|
|
|
658 char_u *arg;
|
|
|
659 char_u **nextcmd;
|
|
|
660 {
|
|
|
661 char_u *retval;
|
|
|
662 void *save_funccalp;
|
|
|
663
|
|
|
664 save_funccalp = save_funccal();
|
|
|
665 ++sandbox;
|
|
|
666 retval = eval_to_string(arg, nextcmd);
|
|
|
667 --sandbox;
|
|
|
668 restore_funccal(save_funccalp);
|
|
|
669 return retval;
|
|
|
670 }
|
|
|
671
|
|
|
672 #if 0 /* not used */
|
|
|
673 /*
|
|
|
674 * Top level evaluation function, returning a string.
|
|
|
675 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
676 * Return pointer to allocated memory, or NULL for failure.
|
|
|
677 * Doesn't give error messages.
|
|
|
678 */
|
|
|
679 char_u *
|
|
|
680 eval_arg_to_string(arg)
|
|
|
681 char_u **arg;
|
|
|
682 {
|
|
|
683 var retvar;
|
|
|
684 char_u *retval;
|
|
|
685 int ret;
|
|
|
686
|
|
|
687 ++emsg_off;
|
|
|
688
|
|
|
689 ret = eval1(arg, &retvar, TRUE);
|
|
|
690 if (ret == FAIL)
|
|
|
691 retval = NULL;
|
|
|
692 else
|
|
|
693 {
|
|
|
694 retval = vim_strsave(get_var_string(&retvar));
|
|
|
695 clear_var(&retvar);
|
|
|
696 }
|
|
|
697
|
|
|
698 --emsg_off;
|
|
|
699
|
|
|
700 return retval;
|
|
|
701 }
|
|
|
702 #endif
|
|
|
703
|
|
|
704 /*
|
|
|
705 * Top level evaluation function, returning a number.
|
|
|
706 * Evaluates "expr" silently.
|
|
|
707 * Returns -1 for an error.
|
|
|
708 */
|
|
|
709 int
|
|
|
710 eval_to_number(expr)
|
|
|
711 char_u *expr;
|
|
|
712 {
|
|
|
713 var retvar;
|
|
|
714 int retval;
|
|
|
715 char_u *p = expr;
|
|
|
716
|
|
|
717 ++emsg_off;
|
|
|
718
|
|
|
719 if (eval1(&p, &retvar, TRUE) == FAIL)
|
|
|
720 retval = -1;
|
|
|
721 else
|
|
|
722 {
|
|
|
723 retval = get_var_number(&retvar);
|
|
|
724 clear_var(&retvar);
|
|
|
725 }
|
|
|
726 --emsg_off;
|
|
|
727
|
|
|
728 return retval;
|
|
|
729 }
|
|
|
730
|
|
|
731 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
732 /*
|
|
|
733 * Call some vimL function and return the result as a string
|
|
|
734 * Uses argv[argc] for the function arguments.
|
|
|
735 */
|
|
|
736 char_u *
|
|
|
737 call_vim_function(func, argc, argv, safe)
|
|
|
738 char_u *func;
|
|
|
739 int argc;
|
|
|
740 char_u **argv;
|
|
|
741 int safe; /* use the sandbox */
|
|
|
742 {
|
|
|
743 char_u *retval = NULL;
|
|
|
744 var retvar;
|
|
|
745 VAR argvars;
|
|
|
746 long n;
|
|
|
747 int len;
|
|
|
748 int i;
|
|
|
749 int doesrange;
|
|
|
750 void *save_funccalp = NULL;
|
|
|
751
|
|
|
752 argvars = (VAR)alloc((unsigned)(argc * sizeof(var)));
|
|
|
753 if (argvars == NULL)
|
|
|
754 return NULL;
|
|
|
755
|
|
|
756 for (i = 0; i < argc; i++)
|
|
|
757 {
|
|
12
|
758 /* Pass a NULL or empty argument as an empty string */
|
|
|
759 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
760 {
|
|
|
761 argvars[i].var_type = VAR_STRING;
|
|
20
|
762 argvars[i].var_val.var_string = (char_u *)"";
|
|
12
|
763 continue;
|
|
|
764 }
|
|
|
765
|
|
7
|
766 /* Recognize a number argument, the others must be strings. */
|
|
|
767 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
768 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
769 {
|
|
|
770 argvars[i].var_type = VAR_NUMBER;
|
|
|
771 argvars[i].var_val.var_number = n;
|
|
|
772 }
|
|
|
773 else
|
|
|
774 {
|
|
|
775 argvars[i].var_type = VAR_STRING;
|
|
|
776 argvars[i].var_val.var_string = argv[i];
|
|
|
777 }
|
|
|
778 }
|
|
|
779
|
|
|
780 if (safe)
|
|
|
781 {
|
|
|
782 save_funccalp = save_funccal();
|
|
|
783 ++sandbox;
|
|
|
784 }
|
|
|
785
|
|
|
786 retvar.var_type = VAR_UNKNOWN; /* clear_var() uses this */
|
|
|
787 if (call_func(func, (int)STRLEN(func), &retvar, argc, argvars,
|
|
|
788 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
789 &doesrange, TRUE) == OK)
|
|
|
790 retval = vim_strsave(get_var_string(&retvar));
|
|
|
791
|
|
|
792 clear_var(&retvar);
|
|
|
793 vim_free(argvars);
|
|
|
794
|
|
|
795 if (safe)
|
|
|
796 {
|
|
|
797 --sandbox;
|
|
|
798 restore_funccal(save_funccalp);
|
|
|
799 }
|
|
|
800 return retval;
|
|
|
801 }
|
|
|
802 #endif
|
|
|
803
|
|
|
804 /*
|
|
|
805 * Save the current function call pointer, and set it to NULL.
|
|
|
806 * Used when executing autocommands and for ":source".
|
|
|
807 */
|
|
|
808 void *
|
|
|
809 save_funccal()
|
|
|
810 {
|
|
|
811 struct funccall *fc;
|
|
|
812
|
|
|
813 fc = current_funccal;
|
|
|
814 current_funccal = NULL;
|
|
|
815 return (void *)fc;
|
|
|
816 }
|
|
|
817
|
|
|
818 void
|
|
|
819 restore_funccal(fc)
|
|
|
820 void *fc;
|
|
|
821 {
|
|
|
822 current_funccal = (struct funccall *)fc;
|
|
|
823 }
|
|
|
824
|
|
|
825 #ifdef FEAT_FOLDING
|
|
|
826 /*
|
|
|
827 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
828 * it in "*cp". Doesn't give error messages.
|
|
|
829 */
|
|
|
830 int
|
|
|
831 eval_foldexpr(arg, cp)
|
|
|
832 char_u *arg;
|
|
|
833 int *cp;
|
|
|
834 {
|
|
|
835 var retvar;
|
|
|
836 int retval;
|
|
|
837 char_u *s;
|
|
|
838
|
|
|
839 ++emsg_off;
|
|
|
840 ++sandbox;
|
|
|
841 *cp = NUL;
|
|
|
842 if (eval0(arg, &retvar, NULL, TRUE) == FAIL)
|
|
|
843 retval = 0;
|
|
|
844 else
|
|
|
845 {
|
|
|
846 /* If the result is a number, just return the number. */
|
|
|
847 if (retvar.var_type == VAR_NUMBER)
|
|
|
848 retval = retvar.var_val.var_number;
|
|
|
849 else if (retvar.var_type == VAR_UNKNOWN
|
|
|
850 || retvar.var_val.var_string == NULL)
|
|
|
851 retval = 0;
|
|
|
852 else
|
|
|
853 {
|
|
|
854 /* If the result is a string, check if there is a non-digit before
|
|
|
855 * the number. */
|
|
|
856 s = retvar.var_val.var_string;
|
|
|
857 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
858 *cp = *s++;
|
|
|
859 retval = atol((char *)s);
|
|
|
860 }
|
|
|
861 clear_var(&retvar);
|
|
|
862 }
|
|
|
863 --emsg_off;
|
|
|
864 --sandbox;
|
|
|
865
|
|
|
866 return retval;
|
|
|
867 }
|
|
|
868 #endif
|
|
|
869
|
|
|
870 #ifdef FEAT_MAGIC_BRACES
|
|
|
871 /*
|
|
|
872 * Expands out the 'magic' {}'s in a variable/function name.
|
|
|
873 * Note that this can call itself recursively, to deal with
|
|
|
874 * constructs like foo{bar}{baz}{bam}
|
|
|
875 * The four pointer arguments point to "foo{expre}ss{ion}bar"
|
|
|
876 * "in_start" ^
|
|
|
877 * "expr_start" ^
|
|
|
878 * "expr_end" ^
|
|
|
879 * "in_end" ^
|
|
|
880 *
|
|
|
881 * Returns a new allocated string, which the caller must free.
|
|
|
882 * Returns NULL for failure.
|
|
|
883 */
|
|
|
884 static char_u *
|
|
|
885 make_expanded_name(in_start, expr_start, expr_end, in_end)
|
|
|
886 char_u *in_start;
|
|
|
887 char_u *expr_start;
|
|
|
888 char_u *expr_end;
|
|
|
889 char_u *in_end;
|
|
|
890 {
|
|
|
891 char_u c1;
|
|
|
892 char_u *retval = NULL;
|
|
|
893 char_u *temp_result;
|
|
|
894 char_u *nextcmd = NULL;
|
|
|
895
|
|
|
896 if (expr_end == NULL || in_end == NULL)
|
|
|
897 return NULL;
|
|
|
898 *expr_start = NUL;
|
|
|
899 *expr_end = NUL;
|
|
|
900 c1 = *in_end;
|
|
|
901 *in_end = NUL;
|
|
|
902
|
|
|
903 temp_result = eval_to_string(expr_start + 1, &nextcmd);
|
|
|
904 if (temp_result != NULL && nextcmd == NULL)
|
|
|
905 {
|
|
|
906 retval = alloc((unsigned)(STRLEN(temp_result) + (expr_start - in_start)
|
|
|
907 + (in_end - expr_end) + 1));
|
|
|
908
|
|
|
909 if (retval != NULL)
|
|
|
910 {
|
|
|
911 STRCPY(retval, in_start);
|
|
|
912 STRCAT(retval, temp_result);
|
|
|
913 STRCAT(retval, expr_end + 1);
|
|
|
914 }
|
|
|
915 }
|
|
|
916 vim_free(temp_result);
|
|
|
917
|
|
|
918 *in_end = c1; /* put char back for error messages */
|
|
|
919 *expr_start = '{';
|
|
|
920 *expr_end = '}';
|
|
|
921
|
|
|
922 if (retval != NULL)
|
|
|
923 {
|
|
|
924 temp_result = find_name_end(retval, &expr_start, &expr_end);
|
|
|
925 if (expr_start != NULL)
|
|
|
926 {
|
|
|
927 /* Further expansion! */
|
|
|
928 temp_result = make_expanded_name(retval, expr_start,
|
|
|
929 expr_end, temp_result);
|
|
|
930 vim_free(retval);
|
|
|
931 retval = temp_result;
|
|
|
932 }
|
|
|
933 }
|
|
|
934
|
|
|
935 return retval;
|
|
|
936
|
|
|
937 }
|
|
|
938 #endif /* FEAT_MAGIC_BRACES */
|
|
|
939
|
|
|
940 /*
|
|
|
941 * ":let var = expr" assignment command.
|
|
|
942 * ":let var" list one variable value
|
|
|
943 * ":let" list all variable values
|
|
|
944 */
|
|
|
945 void
|
|
|
946 ex_let(eap)
|
|
|
947 exarg_T *eap;
|
|
|
948 {
|
|
|
949 char_u *arg = eap->arg;
|
|
|
950 char_u *expr;
|
|
|
951 char_u *name;
|
|
|
952 VAR varp;
|
|
|
953 var retvar;
|
|
|
954 char_u *p;
|
|
|
955 int c1 = 0, c2;
|
|
|
956 int i;
|
|
|
957 char_u *expr_start;
|
|
|
958 char_u *expr_end;
|
|
|
959 char_u *name_end;
|
|
|
960
|
|
|
961 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
962 expr = vim_strchr(name_end, '=');
|
|
|
963 if (expr == NULL)
|
|
|
964 {
|
|
|
965 if (ends_excmd(*arg))
|
|
|
966 {
|
|
|
967 if (!eap->skip)
|
|
|
968 {
|
|
|
969 /*
|
|
|
970 * List all variables.
|
|
|
971 */
|
|
|
972 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
|
973 if (VAR_ENTRY(i).var_name != NULL)
|
|
|
974 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
975 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
|
976 if (BVAR_ENTRY(i).var_name != NULL)
|
|
|
977 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
978 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
|
979 if (WVAR_ENTRY(i).var_name != NULL)
|
|
|
980 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
981 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
982 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
983 list_vim_var(i);
|
|
|
984 }
|
|
|
985 }
|
|
|
986 else
|
|
|
987 {
|
|
|
988 int error = FALSE;
|
|
|
989
|
|
|
990 /*
|
|
|
991 * List variables.
|
|
|
992 */
|
|
|
993 while (!ends_excmd(*arg) && !got_int)
|
|
|
994 {
|
|
|
995 char_u *temp_string = NULL;
|
|
|
996 int arg_len;
|
|
|
997
|
|
|
998 /* Find the end of the name. */
|
|
|
999 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1000
|
|
|
1001 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1002 {
|
|
|
1003 emsg_severe = TRUE;
|
|
|
1004 EMSG(_(e_trailing));
|
|
|
1005 break;
|
|
|
1006 }
|
|
|
1007 if (!error && !eap->skip)
|
|
|
1008 {
|
|
|
1009 #ifdef FEAT_MAGIC_BRACES
|
|
|
1010 if (expr_start != NULL)
|
|
|
1011 {
|
|
|
1012 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1013 expr_end, name_end);
|
|
|
1014 if (temp_string == NULL)
|
|
|
1015 {
|
|
|
1016 /*
|
|
|
1017 * Report an invalid expression in braces, unless
|
|
|
1018 * the expression evaluation has been cancelled due
|
|
|
1019 * to an aborting error, an interrupt, or an
|
|
|
1020 * exception.
|
|
|
1021 */
|
|
|
1022 if (!aborting())
|
|
|
1023 {
|
|
|
1024 emsg_severe = TRUE;
|
|
|
1025 EMSG2(_(e_invarg2), arg);
|
|
|
1026 break;
|
|
|
1027 }
|
|
|
1028 error = TRUE;
|
|
|
1029 arg = skipwhite(name_end);
|
|
|
1030 continue;
|
|
|
1031 }
|
|
|
1032 arg = temp_string;
|
|
|
1033 arg_len = STRLEN(temp_string);
|
|
|
1034 }
|
|
|
1035 else
|
|
|
1036 #endif
|
|
|
1037 {
|
|
|
1038 c1 = *name_end;
|
|
|
1039 *name_end = NUL;
|
|
|
1040 arg_len = (int)(name_end - arg);
|
|
|
1041 }
|
|
|
1042 i = find_vim_var(arg, arg_len);
|
|
|
1043 if (i >= 0)
|
|
|
1044 list_vim_var(i);
|
|
|
1045 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1046 {
|
|
|
1047 char_u numbuf[NUMBUFLEN];
|
|
|
1048
|
|
|
1049 sprintf((char *)numbuf, "%ld",
|
|
|
1050 (long)curbuf->b_changedtick);
|
|
|
1051 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1052 VAR_NUMBER, numbuf);
|
|
|
1053 }
|
|
|
1054 else
|
|
|
1055 {
|
|
|
1056 varp = find_var(arg, FALSE);
|
|
|
1057 if (varp == NULL)
|
|
|
1058 {
|
|
|
1059 /* Skip further arguments but do continue to
|
|
|
1060 * search for a trailing command. */
|
|
|
1061 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1062 error = TRUE;
|
|
|
1063 }
|
|
|
1064 else
|
|
|
1065 {
|
|
|
1066 name = vim_strchr(arg, ':');
|
|
|
1067 if (name != NULL)
|
|
|
1068 {
|
|
|
1069 /* "a:" vars have no name stored, use whole
|
|
|
1070 * arg */
|
|
|
1071 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1072 c2 = NUL;
|
|
|
1073 else
|
|
|
1074 {
|
|
|
1075 c2 = *++name;
|
|
|
1076 *name = NUL;
|
|
|
1077 }
|
|
|
1078 list_one_var(varp, arg);
|
|
|
1079 if (c2 != NUL)
|
|
|
1080 *name = c2;
|
|
|
1081 }
|
|
|
1082 else
|
|
|
1083 list_one_var(varp, (char_u *)"");
|
|
|
1084 }
|
|
|
1085 }
|
|
|
1086 #ifdef FEAT_MAGIC_BRACES
|
|
|
1087 if (expr_start != NULL)
|
|
|
1088 vim_free(temp_string);
|
|
|
1089 else
|
|
|
1090 #endif
|
|
|
1091 *name_end = c1;
|
|
|
1092 }
|
|
|
1093 arg = skipwhite(name_end);
|
|
|
1094 }
|
|
|
1095 }
|
|
|
1096 eap->nextcmd = check_nextcmd(arg);
|
|
|
1097 }
|
|
|
1098 else
|
|
|
1099 {
|
|
|
1100 if (eap->skip)
|
|
|
1101 ++emsg_skip;
|
|
|
1102 i = eval0(expr + 1, &retvar, &eap->nextcmd, !eap->skip);
|
|
|
1103 if (eap->skip)
|
|
|
1104 {
|
|
|
1105 if (i != FAIL)
|
|
|
1106 clear_var(&retvar);
|
|
|
1107 --emsg_skip;
|
|
|
1108 }
|
|
|
1109 else if (i != FAIL)
|
|
|
1110 {
|
|
|
1111 /*
|
|
|
1112 * ":let $VAR = expr": Set environment variable.
|
|
|
1113 */
|
|
|
1114 if (*arg == '$')
|
|
|
1115 {
|
|
|
1116 int len;
|
|
|
1117 int cc;
|
|
|
1118
|
|
|
1119 /* Find the end of the name. */
|
|
|
1120 ++arg;
|
|
|
1121 name = arg;
|
|
|
1122 len = get_env_len(&arg);
|
|
|
1123 if (len == 0)
|
|
|
1124 EMSG2(_(e_invarg2), name - 1);
|
|
|
1125 else
|
|
|
1126 {
|
|
|
1127 if (*skipwhite(arg) != '=')
|
|
|
1128 EMSG(_(e_letunexp));
|
|
|
1129 else
|
|
|
1130 {
|
|
|
1131 cc = name[len];
|
|
|
1132 name[len] = NUL;
|
|
|
1133 p = get_var_string(&retvar);
|
|
|
1134 vim_setenv(name, p);
|
|
|
1135 if (STRICMP(name, "HOME") == 0)
|
|
|
1136 init_homedir();
|
|
|
1137 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1138 didset_vim = FALSE;
|
|
|
1139 else if (didset_vimruntime
|
|
|
1140 && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1141 didset_vimruntime = FALSE;
|
|
|
1142 name[len] = cc;
|
|
|
1143 }
|
|
|
1144 }
|
|
|
1145 }
|
|
|
1146
|
|
|
1147 /*
|
|
|
1148 * ":let &option = expr": Set option value.
|
|
|
1149 * ":let &l:option = expr": Set local option value.
|
|
|
1150 * ":let &g:option = expr": Set global option value.
|
|
|
1151 */
|
|
|
1152 else if (*arg == '&')
|
|
|
1153 {
|
|
|
1154 int opt_flags;
|
|
|
1155
|
|
|
1156 /*
|
|
|
1157 * Find the end of the name;
|
|
|
1158 */
|
|
|
1159 p = find_option_end(&arg, &opt_flags);
|
|
|
1160 if (p == NULL || *skipwhite(p) != '=')
|
|
|
1161 EMSG(_(e_letunexp));
|
|
|
1162 else
|
|
|
1163 {
|
|
|
1164 c1 = *p;
|
|
|
1165 *p = NUL;
|
|
|
1166 set_option_value(arg, get_var_number(&retvar),
|
|
|
1167 get_var_string(&retvar), opt_flags);
|
|
|
1168 *p = c1; /* put back for error messages */
|
|
|
1169 }
|
|
|
1170 }
|
|
|
1171
|
|
|
1172 /*
|
|
|
1173 * ":let @r = expr": Set register contents.
|
|
|
1174 */
|
|
|
1175 else if (*arg == '@')
|
|
|
1176 {
|
|
|
1177 ++arg;
|
|
|
1178 if (*skipwhite(arg + 1) != '=')
|
|
|
1179 EMSG(_(e_letunexp));
|
|
|
1180 else
|
|
|
1181 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1182 get_var_string(&retvar), -1, FALSE);
|
|
|
1183 }
|
|
|
1184
|
|
|
1185 /*
|
|
|
1186 * ":let var = expr": Set internal variable.
|
|
|
1187 */
|
|
|
1188 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1189 {
|
|
|
1190 /* Find the end of the name. */
|
|
|
1191 p = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1192
|
|
|
1193 if (*skipwhite(p) != '=')
|
|
|
1194 EMSG(_(e_letunexp));
|
|
|
1195 else if (p - arg == 13
|
|
|
1196 && STRNCMP(arg, "b:changedtick", 13) == 0)
|
|
|
1197 EMSG2(_(e_readonlyvar), arg);
|
|
|
1198 #ifdef FEAT_MAGIC_BRACES
|
|
|
1199 else if (expr_start != NULL)
|
|
|
1200 {
|
|
|
1201 char_u *temp_string;
|
|
|
1202
|
|
|
1203 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1204 expr_end, p);
|
|
|
1205 if (temp_string == NULL)
|
|
|
1206 {
|
|
|
1207 /*
|
|
|
1208 * Report an invalid expression in braces, unless the
|
|
|
1209 * expression evaluation has been cancelled due to an
|
|
|
1210 * aborting error, an interrupt, or an exception.
|
|
|
1211 */
|
|
|
1212 if (!aborting())
|
|
|
1213 EMSG2(_(e_invarg2), arg);
|
|
|
1214 }
|
|
|
1215 else
|
|
|
1216 {
|
|
51
|
1217 set_var(temp_string, &retvar, TRUE);
|
|
7
|
1218 vim_free(temp_string);
|
|
|
1219 }
|
|
|
1220 }
|
|
|
1221 #endif
|
|
|
1222 else
|
|
|
1223 {
|
|
|
1224 c1 = *p;
|
|
|
1225 *p = NUL;
|
|
51
|
1226 set_var(arg, &retvar, TRUE);
|
|
7
|
1227 *p = c1; /* put char back for error messages */
|
|
|
1228 }
|
|
|
1229 }
|
|
|
1230
|
|
|
1231 else
|
|
|
1232 {
|
|
|
1233 EMSG2(_(e_invarg2), arg);
|
|
|
1234 }
|
|
|
1235
|
|
|
1236 clear_var(&retvar);
|
|
|
1237 }
|
|
|
1238 }
|
|
|
1239 }
|
|
|
1240
|
|
|
1241 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1242
|
|
|
1243 void
|
|
|
1244 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1245 expand_T *xp;
|
|
|
1246 char_u *arg;
|
|
|
1247 cmdidx_T cmdidx;
|
|
|
1248 {
|
|
|
1249 int got_eq = FALSE;
|
|
|
1250 int c;
|
|
|
1251
|
|
|
1252 xp->xp_context = cmdidx == CMD_let ? EXPAND_USER_VARS
|
|
|
1253 : cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1254 : EXPAND_EXPRESSION;
|
|
|
1255 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1256 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1257 {
|
|
|
1258 c = *xp->xp_pattern;
|
|
|
1259 if (c == '&')
|
|
|
1260 {
|
|
|
1261 c = xp->xp_pattern[1];
|
|
|
1262 if (c == '&')
|
|
|
1263 {
|
|
|
1264 ++xp->xp_pattern;
|
|
|
1265 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1266 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1267 }
|
|
|
1268 else if (c != ' ')
|
|
|
1269 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1270 }
|
|
|
1271 else if (c == '$')
|
|
|
1272 {
|
|
|
1273 /* environment variable */
|
|
|
1274 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1275 }
|
|
|
1276 else if (c == '=')
|
|
|
1277 {
|
|
|
1278 got_eq = TRUE;
|
|
|
1279 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1280 }
|
|
|
1281 else if (c == '<'
|
|
|
1282 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1283 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1284 {
|
|
|
1285 /* Function name can start with "<SNR>" */
|
|
|
1286 break;
|
|
|
1287 }
|
|
|
1288 else if (cmdidx != CMD_let || got_eq)
|
|
|
1289 {
|
|
|
1290 if (c == '"') /* string */
|
|
|
1291 {
|
|
|
1292 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1293 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1294 ++xp->xp_pattern;
|
|
|
1295 xp->xp_context = EXPAND_NOTHING;
|
|
|
1296 }
|
|
|
1297 else if (c == '\'') /* literal string */
|
|
|
1298 {
|
|
|
1299 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1300 /* skip */ ;
|
|
|
1301 xp->xp_context = EXPAND_NOTHING;
|
|
|
1302 }
|
|
|
1303 else if (c == '|')
|
|
|
1304 {
|
|
|
1305 if (xp->xp_pattern[1] == '|')
|
|
|
1306 {
|
|
|
1307 ++xp->xp_pattern;
|
|
|
1308 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1309 }
|
|
|
1310 else
|
|
|
1311 xp->xp_context = EXPAND_COMMANDS;
|
|
|
1312 }
|
|
|
1313 else
|
|
|
1314 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1315 }
|
|
|
1316 else
|
|
|
1317 xp->xp_context = EXPAND_NOTHING;
|
|
|
1318 arg = xp->xp_pattern;
|
|
|
1319 if (*arg != NUL)
|
|
|
1320 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
1321 /* skip */ ;
|
|
|
1322 }
|
|
|
1323 xp->xp_pattern = arg;
|
|
|
1324 }
|
|
|
1325
|
|
|
1326 #endif /* FEAT_CMDL_COMPL */
|
|
|
1327
|
|
|
1328 /*
|
|
|
1329 * ":1,25call func(arg1, arg2)" function call.
|
|
|
1330 */
|
|
|
1331 void
|
|
|
1332 ex_call(eap)
|
|
|
1333 exarg_T *eap;
|
|
|
1334 {
|
|
|
1335 char_u *arg = eap->arg;
|
|
|
1336 char_u *startarg;
|
|
|
1337 char_u *alias;
|
|
|
1338 char_u *name;
|
|
|
1339 var retvar;
|
|
|
1340 int len;
|
|
|
1341 linenr_T lnum;
|
|
|
1342 int doesrange;
|
|
|
1343 int failed = FALSE;
|
|
|
1344
|
|
|
1345 name = arg;
|
|
|
1346 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
1347 if (len == 0)
|
|
|
1348 goto end;
|
|
|
1349 if (alias != NULL)
|
|
|
1350 name = alias;
|
|
|
1351
|
|
|
1352 startarg = arg;
|
|
|
1353 retvar.var_type = VAR_UNKNOWN; /* clear_var() uses this */
|
|
|
1354
|
|
|
1355 if (*startarg != '(')
|
|
|
1356 {
|
|
|
1357 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
1358 goto end;
|
|
|
1359 }
|
|
|
1360
|
|
|
1361 /*
|
|
|
1362 * When skipping, evaluate the function once, to find the end of the
|
|
|
1363 * arguments.
|
|
|
1364 * When the function takes a range, this is discovered after the first
|
|
|
1365 * call, and the loop is broken.
|
|
|
1366 */
|
|
|
1367 if (eap->skip)
|
|
|
1368 {
|
|
|
1369 ++emsg_skip;
|
|
|
1370 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
1371 }
|
|
|
1372 else
|
|
|
1373 lnum = eap->line1;
|
|
|
1374 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
1375 {
|
|
|
1376 if (!eap->skip && eap->addr_count > 0)
|
|
|
1377 {
|
|
|
1378 curwin->w_cursor.lnum = lnum;
|
|
|
1379 curwin->w_cursor.col = 0;
|
|
|
1380 }
|
|
|
1381 arg = startarg;
|
|
|
1382 if (get_func_var(name, len, &retvar, &arg,
|
|
|
1383 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
1384 {
|
|
|
1385 failed = TRUE;
|
|
|
1386 break;
|
|
|
1387 }
|
|
|
1388 clear_var(&retvar);
|
|
|
1389 if (doesrange || eap->skip)
|
|
|
1390 break;
|
|
|
1391 /* Stop when immediately aborting on error, or when an interrupt
|
|
|
1392 * occurred or an exception was thrown but not caught. get_func_var()
|
|
|
1393 * returned OK, so that the check for trailing characters below is
|
|
|
1394 * executed. */
|
|
|
1395 if (aborting())
|
|
|
1396 break;
|
|
|
1397 }
|
|
|
1398 if (eap->skip)
|
|
|
1399 --emsg_skip;
|
|
|
1400
|
|
|
1401 if (!failed)
|
|
|
1402 {
|
|
|
1403 /* Check for trailing illegal characters and a following command. */
|
|
|
1404 if (!ends_excmd(*arg))
|
|
|
1405 {
|
|
|
1406 emsg_severe = TRUE;
|
|
|
1407 EMSG(_(e_trailing));
|
|
|
1408 }
|
|
|
1409 else
|
|
|
1410 eap->nextcmd = check_nextcmd(arg);
|
|
|
1411 }
|
|
|
1412
|
|
|
1413 end:
|
|
|
1414 if (alias != NULL)
|
|
|
1415 vim_free(alias);
|
|
|
1416 }
|
|
|
1417
|
|
|
1418 /*
|
|
|
1419 * ":unlet[!] var1 ... " command.
|
|
|
1420 */
|
|
|
1421 void
|
|
|
1422 ex_unlet(eap)
|
|
|
1423 exarg_T *eap;
|
|
|
1424 {
|
|
|
1425 char_u *arg = eap->arg;
|
|
|
1426 char_u *name_end;
|
|
|
1427 char_u cc;
|
|
|
1428 char_u *expr_start;
|
|
|
1429 char_u *expr_end;
|
|
|
1430 int error = FALSE;
|
|
|
1431
|
|
|
1432 do
|
|
|
1433 {
|
|
|
1434 /* Find the end of the name. */
|
|
|
1435 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1436
|
|
|
1437 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1438 {
|
|
|
1439 emsg_severe = TRUE;
|
|
|
1440 EMSG(_(e_trailing));
|
|
|
1441 break;
|
|
|
1442 }
|
|
|
1443
|
|
|
1444 if (!error && !eap->skip)
|
|
|
1445 {
|
|
|
1446 #ifdef FEAT_MAGIC_BRACES
|
|
|
1447 if (expr_start != NULL)
|
|
|
1448 {
|
|
|
1449 char_u *temp_string;
|
|
|
1450
|
|
|
1451 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1452 expr_end, name_end);
|
|
|
1453 if (temp_string == NULL)
|
|
|
1454 {
|
|
|
1455 /*
|
|
|
1456 * Report an invalid expression in braces, unless the
|
|
|
1457 * expression evaluation has been cancelled due to an
|
|
|
1458 * aborting error, an interrupt, or an exception.
|
|
|
1459 */
|
|
|
1460 if (!aborting())
|
|
|
1461 {
|
|
|
1462 emsg_severe = TRUE;
|
|
|
1463 EMSG2(_(e_invarg2), arg);
|
|
|
1464 break;
|
|
|
1465 }
|
|
|
1466 error = TRUE;
|
|
|
1467 }
|
|
|
1468 else
|
|
|
1469 {
|
|
|
1470 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
1471 {
|
|
|
1472 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
1473 error = TRUE;
|
|
|
1474 }
|
|
|
1475 vim_free(temp_string);
|
|
|
1476 }
|
|
|
1477 }
|
|
|
1478 else
|
|
|
1479 #endif
|
|
|
1480 {
|
|
|
1481 cc = *name_end;
|
|
|
1482 *name_end = NUL;
|
|
|
1483
|
|
|
1484 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
1485 {
|
|
|
1486 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
1487 error = TRUE;
|
|
|
1488 }
|
|
|
1489
|
|
|
1490 *name_end = cc;
|
|
|
1491 }
|
|
|
1492 }
|
|
|
1493 arg = skipwhite(name_end);
|
|
|
1494 } while (!ends_excmd(*arg));
|
|
|
1495
|
|
|
1496 eap->nextcmd = check_nextcmd(arg);
|
|
|
1497 }
|
|
|
1498
|
|
|
1499 /*
|
|
|
1500 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
1501 */
|
|
|
1502 int
|
|
|
1503 do_unlet(name)
|
|
|
1504 char_u *name;
|
|
|
1505 {
|
|
|
1506 VAR v;
|
|
|
1507
|
|
|
1508 v = find_var(name, TRUE);
|
|
|
1509 if (v != NULL)
|
|
|
1510 {
|
|
|
1511 var_free_one(v);
|
|
|
1512 return OK;
|
|
|
1513 }
|
|
|
1514 return FAIL;
|
|
|
1515 }
|
|
|
1516
|
|
|
1517 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
1518 /*
|
|
|
1519 * Delete all "menutrans_" variables.
|
|
|
1520 */
|
|
|
1521 void
|
|
|
1522 del_menutrans_vars()
|
|
|
1523 {
|
|
|
1524 int i;
|
|
|
1525
|
|
|
1526 for (i = 0; i < variables.ga_len; ++i)
|
|
|
1527 if (VAR_ENTRY(i).var_name != NULL
|
|
|
1528 && STRNCMP(VAR_ENTRY(i).var_name, "menutrans_", 10) == 0)
|
|
|
1529 var_free_one(&VAR_ENTRY(i));
|
|
|
1530 }
|
|
|
1531 #endif
|
|
|
1532
|
|
|
1533 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1534
|
|
|
1535 /*
|
|
|
1536 * Local string buffer for the next two functions to store a variable name
|
|
|
1537 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
1538 * get_user_var_name().
|
|
|
1539 */
|
|
|
1540
|
|
|
1541 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
1542
|
|
|
1543 static char_u *varnamebuf = NULL;
|
|
|
1544 static int varnamebuflen = 0;
|
|
|
1545
|
|
|
1546 /*
|
|
|
1547 * Function to concatenate a prefix and a variable name.
|
|
|
1548 */
|
|
|
1549 static char_u *
|
|
|
1550 cat_prefix_varname(prefix, name)
|
|
|
1551 int prefix;
|
|
|
1552 char_u *name;
|
|
|
1553 {
|
|
|
1554 int len;
|
|
|
1555
|
|
|
1556 len = (int)STRLEN(name) + 3;
|
|
|
1557 if (len > varnamebuflen)
|
|
|
1558 {
|
|
|
1559 vim_free(varnamebuf);
|
|
|
1560 len += 10; /* some additional space */
|
|
|
1561 varnamebuf = alloc(len);
|
|
|
1562 if (varnamebuf == NULL)
|
|
|
1563 {
|
|
|
1564 varnamebuflen = 0;
|
|
|
1565 return NULL;
|
|
|
1566 }
|
|
|
1567 varnamebuflen = len;
|
|
|
1568 }
|
|
|
1569 *varnamebuf = prefix;
|
|
|
1570 varnamebuf[1] = ':';
|
|
|
1571 STRCPY(varnamebuf + 2, name);
|
|
|
1572 return varnamebuf;
|
|
|
1573 }
|
|
|
1574
|
|
|
1575 /*
|
|
|
1576 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
1577 * (global/buffer/window/built-in) variable names.
|
|
|
1578 */
|
|
|
1579 /*ARGSUSED*/
|
|
|
1580 char_u *
|
|
|
1581 get_user_var_name(xp, idx)
|
|
|
1582 expand_T *xp;
|
|
|
1583 int idx;
|
|
|
1584 {
|
|
|
1585 static int gidx;
|
|
|
1586 static int bidx;
|
|
|
1587 static int widx;
|
|
|
1588 static int vidx;
|
|
|
1589 char_u *name;
|
|
|
1590
|
|
|
1591 if (idx == 0)
|
|
|
1592 gidx = bidx = widx = vidx = 0;
|
|
|
1593 if (gidx < variables.ga_len) /* Global variables */
|
|
|
1594 {
|
|
|
1595 while ((name = VAR_ENTRY(gidx++).var_name) == NULL
|
|
|
1596 && gidx < variables.ga_len)
|
|
|
1597 /* skip */;
|
|
|
1598 if (name != NULL)
|
|
|
1599 {
|
|
|
1600 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
1601 return cat_prefix_varname('g', name);
|
|
|
1602 else
|
|
|
1603 return name;
|
|
|
1604 }
|
|
|
1605 }
|
|
|
1606 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
1607 {
|
|
|
1608 while ((name = BVAR_ENTRY(bidx++).var_name) == NULL
|
|
|
1609 && bidx < curbuf->b_vars.ga_len)
|
|
|
1610 /* skip */;
|
|
|
1611 if (name != NULL)
|
|
|
1612 return cat_prefix_varname('b', name);
|
|
|
1613 }
|
|
|
1614 if (bidx == curbuf->b_vars.ga_len)
|
|
|
1615 {
|
|
|
1616 ++bidx;
|
|
|
1617 return (char_u *)"b:changedtick";
|
|
|
1618 }
|
|
|
1619 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
1620 {
|
|
|
1621 while ((name = WVAR_ENTRY(widx++).var_name) == NULL
|
|
|
1622 && widx < curwin->w_vars.ga_len)
|
|
|
1623 /* skip */;
|
|
|
1624 if (name != NULL)
|
|
|
1625 return cat_prefix_varname('w', name);
|
|
|
1626 }
|
|
|
1627 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
1628 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
1629
|
|
|
1630 vim_free(varnamebuf);
|
|
|
1631 varnamebuf = NULL;
|
|
|
1632 varnamebuflen = 0;
|
|
|
1633 return NULL;
|
|
|
1634 }
|
|
|
1635
|
|
|
1636 #endif /* FEAT_CMDL_COMPL */
|
|
|
1637
|
|
|
1638 /*
|
|
|
1639 * types for expressions.
|
|
|
1640 */
|
|
|
1641 typedef enum
|
|
|
1642 {
|
|
|
1643 TYPE_UNKNOWN = 0
|
|
|
1644 , TYPE_EQUAL /* == */
|
|
|
1645 , TYPE_NEQUAL /* != */
|
|
|
1646 , TYPE_GREATER /* > */
|
|
|
1647 , TYPE_GEQUAL /* >= */
|
|
|
1648 , TYPE_SMALLER /* < */
|
|
|
1649 , TYPE_SEQUAL /* <= */
|
|
|
1650 , TYPE_MATCH /* =~ */
|
|
|
1651 , TYPE_NOMATCH /* !~ */
|
|
|
1652 } exptype_T;
|
|
|
1653
|
|
|
1654 /*
|
|
|
1655 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
|
1656 * executed. The function may return OK, but the retvar will be of type
|
|
|
1657 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
1658 */
|
|
|
1659
|
|
|
1660 /*
|
|
|
1661 * Handle zero level expression.
|
|
|
1662 * This calls eval1() and handles error message and nextcmd.
|
|
|
1663 * Return OK or FAIL.
|
|
|
1664 */
|
|
|
1665 static int
|
|
|
1666 eval0(arg, retvar, nextcmd, evaluate)
|
|
|
1667 char_u *arg;
|
|
|
1668 VAR retvar;
|
|
|
1669 char_u **nextcmd;
|
|
|
1670 int evaluate;
|
|
|
1671 {
|
|
|
1672 int ret;
|
|
|
1673 char_u *p;
|
|
|
1674
|
|
|
1675 p = skipwhite(arg);
|
|
|
1676 ret = eval1(&p, retvar, evaluate);
|
|
|
1677 if (ret == FAIL || !ends_excmd(*p))
|
|
|
1678 {
|
|
|
1679 if (ret != FAIL)
|
|
|
1680 clear_var(retvar);
|
|
|
1681 /*
|
|
|
1682 * Report the invalid expression unless the expression evaluation has
|
|
|
1683 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
1684 * exception.
|
|
|
1685 */
|
|
|
1686 if (!aborting())
|
|
|
1687 EMSG2(_(e_invexpr2), arg);
|
|
|
1688 ret = FAIL;
|
|
|
1689 }
|
|
|
1690 if (nextcmd != NULL)
|
|
|
1691 *nextcmd = check_nextcmd(p);
|
|
|
1692
|
|
|
1693 return ret;
|
|
|
1694 }
|
|
|
1695
|
|
|
1696 /*
|
|
|
1697 * Handle top level expression:
|
|
|
1698 * expr1 ? expr0 : expr0
|
|
|
1699 *
|
|
|
1700 * "arg" must point to the first non-white of the expression.
|
|
|
1701 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1702 *
|
|
|
1703 * Return OK or FAIL.
|
|
|
1704 */
|
|
|
1705 static int
|
|
|
1706 eval1(arg, retvar, evaluate)
|
|
|
1707 char_u **arg;
|
|
|
1708 VAR retvar;
|
|
|
1709 int evaluate;
|
|
|
1710 {
|
|
|
1711 int result;
|
|
|
1712 var var2;
|
|
|
1713
|
|
|
1714 /*
|
|
|
1715 * Get the first variable.
|
|
|
1716 */
|
|
|
1717 if (eval2(arg, retvar, evaluate) == FAIL)
|
|
|
1718 return FAIL;
|
|
|
1719
|
|
|
1720 if ((*arg)[0] == '?')
|
|
|
1721 {
|
|
|
1722 result = FALSE;
|
|
|
1723 if (evaluate)
|
|
|
1724 {
|
|
|
1725 if (get_var_number(retvar) != 0)
|
|
|
1726 result = TRUE;
|
|
|
1727 clear_var(retvar);
|
|
|
1728 }
|
|
|
1729
|
|
|
1730 /*
|
|
|
1731 * Get the second variable.
|
|
|
1732 */
|
|
|
1733 *arg = skipwhite(*arg + 1);
|
|
|
1734 if (eval1(arg, retvar, evaluate && result) == FAIL) /* recursive! */
|
|
|
1735 return FAIL;
|
|
|
1736
|
|
|
1737 /*
|
|
|
1738 * Check for the ":".
|
|
|
1739 */
|
|
|
1740 if ((*arg)[0] != ':')
|
|
|
1741 {
|
|
|
1742 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
1743 if (evaluate && result)
|
|
|
1744 clear_var(retvar);
|
|
|
1745 return FAIL;
|
|
|
1746 }
|
|
|
1747
|
|
|
1748 /*
|
|
|
1749 * Get the third variable.
|
|
|
1750 */
|
|
|
1751 *arg = skipwhite(*arg + 1);
|
|
|
1752 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
1753 {
|
|
|
1754 if (evaluate && result)
|
|
|
1755 clear_var(retvar);
|
|
|
1756 return FAIL;
|
|
|
1757 }
|
|
|
1758 if (evaluate && !result)
|
|
|
1759 *retvar = var2;
|
|
|
1760 }
|
|
|
1761
|
|
|
1762 return OK;
|
|
|
1763 }
|
|
|
1764
|
|
|
1765 /*
|
|
|
1766 * Handle first level expression:
|
|
|
1767 * expr2 || expr2 || expr2 logical OR
|
|
|
1768 *
|
|
|
1769 * "arg" must point to the first non-white of the expression.
|
|
|
1770 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1771 *
|
|
|
1772 * Return OK or FAIL.
|
|
|
1773 */
|
|
|
1774 static int
|
|
|
1775 eval2(arg, retvar, evaluate)
|
|
|
1776 char_u **arg;
|
|
|
1777 VAR retvar;
|
|
|
1778 int evaluate;
|
|
|
1779 {
|
|
|
1780 var var2;
|
|
|
1781 long result;
|
|
|
1782 int first;
|
|
|
1783
|
|
|
1784 /*
|
|
|
1785 * Get the first variable.
|
|
|
1786 */
|
|
|
1787 if (eval3(arg, retvar, evaluate) == FAIL)
|
|
|
1788 return FAIL;
|
|
|
1789
|
|
|
1790 /*
|
|
|
1791 * Repeat until there is no following "||".
|
|
|
1792 */
|
|
|
1793 first = TRUE;
|
|
|
1794 result = FALSE;
|
|
|
1795 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
1796 {
|
|
|
1797 if (evaluate && first)
|
|
|
1798 {
|
|
|
1799 if (get_var_number(retvar) != 0)
|
|
|
1800 result = TRUE;
|
|
|
1801 clear_var(retvar);
|
|
|
1802 first = FALSE;
|
|
|
1803 }
|
|
|
1804
|
|
|
1805 /*
|
|
|
1806 * Get the second variable.
|
|
|
1807 */
|
|
|
1808 *arg = skipwhite(*arg + 2);
|
|
|
1809 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
1810 return FAIL;
|
|
|
1811
|
|
|
1812 /*
|
|
|
1813 * Compute the result.
|
|
|
1814 */
|
|
|
1815 if (evaluate && !result)
|
|
|
1816 {
|
|
|
1817 if (get_var_number(&var2) != 0)
|
|
|
1818 result = TRUE;
|
|
|
1819 clear_var(&var2);
|
|
|
1820 }
|
|
|
1821 if (evaluate)
|
|
|
1822 {
|
|
|
1823 retvar->var_type = VAR_NUMBER;
|
|
|
1824 retvar->var_val.var_number = result;
|
|
|
1825 }
|
|
|
1826 }
|
|
|
1827
|
|
|
1828 return OK;
|
|
|
1829 }
|
|
|
1830
|
|
|
1831 /*
|
|
|
1832 * Handle second level expression:
|
|
|
1833 * expr3 && expr3 && expr3 logical AND
|
|
|
1834 *
|
|
|
1835 * "arg" must point to the first non-white of the expression.
|
|
|
1836 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1837 *
|
|
|
1838 * Return OK or FAIL.
|
|
|
1839 */
|
|
|
1840 static int
|
|
|
1841 eval3(arg, retvar, evaluate)
|
|
|
1842 char_u **arg;
|
|
|
1843 VAR retvar;
|
|
|
1844 int evaluate;
|
|
|
1845 {
|
|
|
1846 var var2;
|
|
|
1847 long result;
|
|
|
1848 int first;
|
|
|
1849
|
|
|
1850 /*
|
|
|
1851 * Get the first variable.
|
|
|
1852 */
|
|
|
1853 if (eval4(arg, retvar, evaluate) == FAIL)
|
|
|
1854 return FAIL;
|
|
|
1855
|
|
|
1856 /*
|
|
|
1857 * Repeat until there is no following "&&".
|
|
|
1858 */
|
|
|
1859 first = TRUE;
|
|
|
1860 result = TRUE;
|
|
|
1861 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
1862 {
|
|
|
1863 if (evaluate && first)
|
|
|
1864 {
|
|
|
1865 if (get_var_number(retvar) == 0)
|
|
|
1866 result = FALSE;
|
|
|
1867 clear_var(retvar);
|
|
|
1868 first = FALSE;
|
|
|
1869 }
|
|
|
1870
|
|
|
1871 /*
|
|
|
1872 * Get the second variable.
|
|
|
1873 */
|
|
|
1874 *arg = skipwhite(*arg + 2);
|
|
|
1875 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
1876 return FAIL;
|
|
|
1877
|
|
|
1878 /*
|
|
|
1879 * Compute the result.
|
|
|
1880 */
|
|
|
1881 if (evaluate && result)
|
|
|
1882 {
|
|
|
1883 if (get_var_number(&var2) == 0)
|
|
|
1884 result = FALSE;
|
|
|
1885 clear_var(&var2);
|
|
|
1886 }
|
|
|
1887 if (evaluate)
|
|
|
1888 {
|
|
|
1889 retvar->var_type = VAR_NUMBER;
|
|
|
1890 retvar->var_val.var_number = result;
|
|
|
1891 }
|
|
|
1892 }
|
|
|
1893
|
|
|
1894 return OK;
|
|
|
1895 }
|
|
|
1896
|
|
|
1897 /*
|
|
|
1898 * Handle third level expression:
|
|
|
1899 * var1 == var2
|
|
|
1900 * var1 =~ var2
|
|
|
1901 * var1 != var2
|
|
|
1902 * var1 !~ var2
|
|
|
1903 * var1 > var2
|
|
|
1904 * var1 >= var2
|
|
|
1905 * var1 < var2
|
|
|
1906 * var1 <= var2
|
|
|
1907 *
|
|
|
1908 * "arg" must point to the first non-white of the expression.
|
|
|
1909 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1910 *
|
|
|
1911 * Return OK or FAIL.
|
|
|
1912 */
|
|
|
1913 static int
|
|
|
1914 eval4(arg, retvar, evaluate)
|
|
|
1915 char_u **arg;
|
|
|
1916 VAR retvar;
|
|
|
1917 int evaluate;
|
|
|
1918 {
|
|
|
1919 var var2;
|
|
|
1920 char_u *p;
|
|
|
1921 int i;
|
|
|
1922 exptype_T type = TYPE_UNKNOWN;
|
|
|
1923 int len = 2;
|
|
|
1924 long n1, n2;
|
|
|
1925 char_u *s1, *s2;
|
|
|
1926 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
1927 regmatch_T regmatch;
|
|
|
1928 int ic;
|
|
|
1929 char_u *save_cpo;
|
|
|
1930
|
|
|
1931 /*
|
|
|
1932 * Get the first variable.
|
|
|
1933 */
|
|
|
1934 if (eval5(arg, retvar, evaluate) == FAIL)
|
|
|
1935 return FAIL;
|
|
|
1936
|
|
|
1937 p = *arg;
|
|
|
1938 switch (p[0])
|
|
|
1939 {
|
|
|
1940 case '=': if (p[1] == '=')
|
|
|
1941 type = TYPE_EQUAL;
|
|
|
1942 else if (p[1] == '~')
|
|
|
1943 type = TYPE_MATCH;
|
|
|
1944 break;
|
|
|
1945 case '!': if (p[1] == '=')
|
|
|
1946 type = TYPE_NEQUAL;
|
|
|
1947 else if (p[1] == '~')
|
|
|
1948 type = TYPE_NOMATCH;
|
|
|
1949 break;
|
|
|
1950 case '>': if (p[1] != '=')
|
|
|
1951 {
|
|
|
1952 type = TYPE_GREATER;
|
|
|
1953 len = 1;
|
|
|
1954 }
|
|
|
1955 else
|
|
|
1956 type = TYPE_GEQUAL;
|
|
|
1957 break;
|
|
|
1958 case '<': if (p[1] != '=')
|
|
|
1959 {
|
|
|
1960 type = TYPE_SMALLER;
|
|
|
1961 len = 1;
|
|
|
1962 }
|
|
|
1963 else
|
|
|
1964 type = TYPE_SEQUAL;
|
|
|
1965 break;
|
|
|
1966 }
|
|
|
1967
|
|
|
1968 /*
|
|
|
1969 * If there is a comparitive operator, use it.
|
|
|
1970 */
|
|
|
1971 if (type != TYPE_UNKNOWN)
|
|
|
1972 {
|
|
|
1973 /* extra question mark appended: ignore case */
|
|
|
1974 if (p[len] == '?')
|
|
|
1975 {
|
|
|
1976 ic = TRUE;
|
|
|
1977 ++len;
|
|
|
1978 }
|
|
|
1979 /* extra '#' appended: match case */
|
|
|
1980 else if (p[len] == '#')
|
|
|
1981 {
|
|
|
1982 ic = FALSE;
|
|
|
1983 ++len;
|
|
|
1984 }
|
|
|
1985 /* nothing appened: use 'ignorecase' */
|
|
|
1986 else
|
|
|
1987 ic = p_ic;
|
|
|
1988
|
|
|
1989 /*
|
|
|
1990 * Get the second variable.
|
|
|
1991 */
|
|
|
1992 *arg = skipwhite(p + len);
|
|
|
1993 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
1994 {
|
|
|
1995 clear_var(retvar);
|
|
|
1996 return FAIL;
|
|
|
1997 }
|
|
|
1998
|
|
|
1999 if (evaluate)
|
|
|
2000 {
|
|
|
2001 /*
|
|
|
2002 * If one of the two variables is a number, compare as a number.
|
|
|
2003 * When using "=~" or "!~", always compare as string.
|
|
|
2004 */
|
|
|
2005 if ((retvar->var_type == VAR_NUMBER || var2.var_type == VAR_NUMBER)
|
|
|
2006 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2007 {
|
|
|
2008 n1 = get_var_number(retvar);
|
|
|
2009 n2 = get_var_number(&var2);
|
|
|
2010 switch (type)
|
|
|
2011 {
|
|
|
2012 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2013 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2014 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2015 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2016 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2017 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2018 case TYPE_UNKNOWN:
|
|
|
2019 case TYPE_MATCH:
|
|
|
2020 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2021 }
|
|
|
2022 }
|
|
|
2023 else
|
|
|
2024 {
|
|
|
2025 s1 = get_var_string_buf(retvar, buf1);
|
|
|
2026 s2 = get_var_string_buf(&var2, buf2);
|
|
|
2027 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2028 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2029 else
|
|
|
2030 i = 0;
|
|
|
2031 n1 = FALSE;
|
|
|
2032 switch (type)
|
|
|
2033 {
|
|
|
2034 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2035 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2036 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2037 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2038 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2039 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2040
|
|
|
2041 case TYPE_MATCH:
|
|
|
2042 case TYPE_NOMATCH:
|
|
|
2043 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2044 save_cpo = p_cpo;
|
|
|
2045 p_cpo = (char_u *)"";
|
|
|
2046 regmatch.regprog = vim_regcomp(s2,
|
|
|
2047 RE_MAGIC + RE_STRING);
|
|
|
2048 regmatch.rm_ic = ic;
|
|
|
2049 if (regmatch.regprog != NULL)
|
|
|
2050 {
|
|
|
2051 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2052 vim_free(regmatch.regprog);
|
|
|
2053 if (type == TYPE_NOMATCH)
|
|
|
2054 n1 = !n1;
|
|
|
2055 }
|
|
|
2056 p_cpo = save_cpo;
|
|
|
2057 break;
|
|
|
2058
|
|
|
2059 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2060 }
|
|
|
2061 }
|
|
|
2062 clear_var(retvar);
|
|
|
2063 clear_var(&var2);
|
|
|
2064 retvar->var_type = VAR_NUMBER;
|
|
|
2065 retvar->var_val.var_number = n1;
|
|
|
2066 }
|
|
|
2067 }
|
|
|
2068
|
|
|
2069 return OK;
|
|
|
2070 }
|
|
|
2071
|
|
|
2072 /*
|
|
|
2073 * Handle fourth level expression:
|
|
|
2074 * + number addition
|
|
|
2075 * - number subtraction
|
|
|
2076 * . string concatenation
|
|
|
2077 *
|
|
|
2078 * "arg" must point to the first non-white of the expression.
|
|
|
2079 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2080 *
|
|
|
2081 * Return OK or FAIL.
|
|
|
2082 */
|
|
|
2083 static int
|
|
|
2084 eval5(arg, retvar, evaluate)
|
|
|
2085 char_u **arg;
|
|
|
2086 VAR retvar;
|
|
|
2087 int evaluate;
|
|
|
2088 {
|
|
|
2089 var var2;
|
|
|
2090 int op;
|
|
|
2091 long n1, n2;
|
|
|
2092 char_u *s1, *s2;
|
|
|
2093 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2094 char_u *p;
|
|
|
2095
|
|
|
2096 /*
|
|
|
2097 * Get the first variable.
|
|
|
2098 */
|
|
|
2099 if (eval6(arg, retvar, evaluate) == FAIL)
|
|
|
2100 return FAIL;
|
|
|
2101
|
|
|
2102 /*
|
|
|
2103 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2104 */
|
|
|
2105 for (;;)
|
|
|
2106 {
|
|
|
2107 op = **arg;
|
|
|
2108 if (op != '+' && op != '-' && op != '.')
|
|
|
2109 break;
|
|
|
2110
|
|
|
2111 /*
|
|
|
2112 * Get the second variable.
|
|
|
2113 */
|
|
|
2114 *arg = skipwhite(*arg + 1);
|
|
|
2115 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2116 {
|
|
|
2117 clear_var(retvar);
|
|
|
2118 return FAIL;
|
|
|
2119 }
|
|
|
2120
|
|
|
2121 if (evaluate)
|
|
|
2122 {
|
|
|
2123 /*
|
|
|
2124 * Compute the result.
|
|
|
2125 */
|
|
|
2126 if (op == '.')
|
|
|
2127 {
|
|
|
2128 s1 = get_var_string_buf(retvar, buf1);
|
|
|
2129 s2 = get_var_string_buf(&var2, buf2);
|
|
|
2130 op = (int)STRLEN(s1);
|
|
|
2131 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2132 if (p != NULL)
|
|
|
2133 {
|
|
|
2134 STRCPY(p, s1);
|
|
|
2135 STRCPY(p + op, s2);
|
|
|
2136 }
|
|
|
2137 clear_var(retvar);
|
|
|
2138 retvar->var_type = VAR_STRING;
|
|
|
2139 retvar->var_val.var_string = p;
|
|
|
2140 }
|
|
|
2141 else
|
|
|
2142 {
|
|
|
2143 n1 = get_var_number(retvar);
|
|
|
2144 n2 = get_var_number(&var2);
|
|
|
2145 clear_var(retvar);
|
|
|
2146 if (op == '+')
|
|
|
2147 n1 = n1 + n2;
|
|
|
2148 else
|
|
|
2149 n1 = n1 - n2;
|
|
|
2150 retvar->var_type = VAR_NUMBER;
|
|
|
2151 retvar->var_val.var_number = n1;
|
|
|
2152 }
|
|
|
2153 clear_var(&var2);
|
|
|
2154 }
|
|
|
2155 }
|
|
|
2156 return OK;
|
|
|
2157 }
|
|
|
2158
|
|
|
2159 /*
|
|
|
2160 * Handle fifth level expression:
|
|
|
2161 * * number multiplication
|
|
|
2162 * / number division
|
|
|
2163 * % number modulo
|
|
|
2164 *
|
|
|
2165 * "arg" must point to the first non-white of the expression.
|
|
|
2166 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2167 *
|
|
|
2168 * Return OK or FAIL.
|
|
|
2169 */
|
|
|
2170 static int
|
|
|
2171 eval6(arg, retvar, evaluate)
|
|
|
2172 char_u **arg;
|
|
|
2173 VAR retvar;
|
|
|
2174 int evaluate;
|
|
|
2175 {
|
|
|
2176 var var2;
|
|
|
2177 int op;
|
|
|
2178 long n1, n2;
|
|
|
2179
|
|
|
2180 /*
|
|
|
2181 * Get the first variable.
|
|
|
2182 */
|
|
|
2183 if (eval7(arg, retvar, evaluate) == FAIL)
|
|
|
2184 return FAIL;
|
|
|
2185
|
|
|
2186 /*
|
|
|
2187 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2188 */
|
|
|
2189 for (;;)
|
|
|
2190 {
|
|
|
2191 op = **arg;
|
|
|
2192 if (op != '*' && op != '/' && op != '%')
|
|
|
2193 break;
|
|
|
2194
|
|
|
2195 if (evaluate)
|
|
|
2196 {
|
|
|
2197 n1 = get_var_number(retvar);
|
|
|
2198 clear_var(retvar);
|
|
|
2199 }
|
|
|
2200 else
|
|
|
2201 n1 = 0;
|
|
|
2202
|
|
|
2203 /*
|
|
|
2204 * Get the second variable.
|
|
|
2205 */
|
|
|
2206 *arg = skipwhite(*arg + 1);
|
|
|
2207 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2208 return FAIL;
|
|
|
2209
|
|
|
2210 if (evaluate)
|
|
|
2211 {
|
|
|
2212 n2 = get_var_number(&var2);
|
|
|
2213 clear_var(&var2);
|
|
|
2214
|
|
|
2215 /*
|
|
|
2216 * Compute the result.
|
|
|
2217 */
|
|
|
2218 if (op == '*')
|
|
|
2219 n1 = n1 * n2;
|
|
|
2220 else if (op == '/')
|
|
|
2221 {
|
|
|
2222 if (n2 == 0) /* give an error message? */
|
|
|
2223 n1 = 0x7fffffffL;
|
|
|
2224 else
|
|
|
2225 n1 = n1 / n2;
|
|
|
2226 }
|
|
|
2227 else
|
|
|
2228 {
|
|
|
2229 if (n2 == 0) /* give an error message? */
|
|
|
2230 n1 = 0;
|
|
|
2231 else
|
|
|
2232 n1 = n1 % n2;
|
|
|
2233 }
|
|
|
2234 retvar->var_type = VAR_NUMBER;
|
|
|
2235 retvar->var_val.var_number = n1;
|
|
|
2236 }
|
|
|
2237 }
|
|
|
2238
|
|
|
2239 return OK;
|
|
|
2240 }
|
|
|
2241
|
|
|
2242 /*
|
|
|
2243 * Handle sixth level expression:
|
|
|
2244 * number number constant
|
|
|
2245 * "string" string contstant
|
|
|
2246 * 'string' literal string contstant
|
|
|
2247 * &option-name option value
|
|
|
2248 * @r register contents
|
|
|
2249 * identifier variable value
|
|
|
2250 * function() function call
|
|
|
2251 * $VAR environment variable
|
|
|
2252 * (expression) nested expression
|
|
|
2253 *
|
|
|
2254 * Also handle:
|
|
|
2255 * ! in front logical NOT
|
|
|
2256 * - in front unary minus
|
|
|
2257 * + in front unary plus (ignored)
|
|
|
2258 * trailing [] subscript in String
|
|
|
2259 *
|
|
|
2260 * "arg" must point to the first non-white of the expression.
|
|
|
2261 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2262 *
|
|
|
2263 * Return OK or FAIL.
|
|
|
2264 */
|
|
|
2265 static int
|
|
|
2266 eval7(arg, retvar, evaluate)
|
|
|
2267 char_u **arg;
|
|
|
2268 VAR retvar;
|
|
|
2269 int evaluate;
|
|
|
2270 {
|
|
|
2271 var var2;
|
|
|
2272 long n;
|
|
|
2273 int len;
|
|
|
2274 char_u *s;
|
|
|
2275 int val;
|
|
|
2276 char_u *start_leader, *end_leader;
|
|
|
2277 int ret = OK;
|
|
|
2278 char_u *alias;
|
|
|
2279
|
|
|
2280 /*
|
|
|
2281 * Initialise variable so that clear_var() can't mistake this for a string
|
|
|
2282 * and free a string that isn't there.
|
|
|
2283 */
|
|
|
2284 retvar->var_type = VAR_UNKNOWN;
|
|
|
2285
|
|
|
2286 /*
|
|
|
2287 * Skip '!' and '-' characters. They are handled later.
|
|
|
2288 */
|
|
|
2289 start_leader = *arg;
|
|
|
2290 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
2291 *arg = skipwhite(*arg + 1);
|
|
|
2292 end_leader = *arg;
|
|
|
2293
|
|
|
2294 switch (**arg)
|
|
|
2295 {
|
|
|
2296 /*
|
|
|
2297 * Number constant.
|
|
|
2298 */
|
|
|
2299 case '0':
|
|
|
2300 case '1':
|
|
|
2301 case '2':
|
|
|
2302 case '3':
|
|
|
2303 case '4':
|
|
|
2304 case '5':
|
|
|
2305 case '6':
|
|
|
2306 case '7':
|
|
|
2307 case '8':
|
|
|
2308 case '9':
|
|
|
2309 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
2310 *arg += len;
|
|
|
2311 if (evaluate)
|
|
|
2312 {
|
|
|
2313 retvar->var_type = VAR_NUMBER;
|
|
|
2314 retvar->var_val.var_number = n;
|
|
|
2315 }
|
|
|
2316 break;
|
|
|
2317
|
|
|
2318 /*
|
|
|
2319 * String constant: "string".
|
|
|
2320 */
|
|
|
2321 case '"': ret = get_string_var(arg, retvar, evaluate);
|
|
|
2322 break;
|
|
|
2323
|
|
|
2324 /*
|
|
|
2325 * Literal string constant: 'string'.
|
|
|
2326 */
|
|
|
2327 case '\'': ret = get_lit_string_var(arg, retvar, evaluate);
|
|
|
2328 break;
|
|
|
2329
|
|
|
2330 /*
|
|
|
2331 * Option value: &name
|
|
|
2332 */
|
|
|
2333 case '&': ret = get_option_var(arg, retvar, evaluate);
|
|
|
2334 break;
|
|
|
2335
|
|
|
2336 /*
|
|
|
2337 * Environment variable: $VAR.
|
|
|
2338 */
|
|
|
2339 case '$': ret = get_env_var(arg, retvar, evaluate);
|
|
|
2340 break;
|
|
|
2341
|
|
|
2342 /*
|
|
|
2343 * Register contents: @r.
|
|
|
2344 */
|
|
|
2345 case '@': ++*arg;
|
|
|
2346 if (evaluate)
|
|
|
2347 {
|
|
|
2348 retvar->var_type = VAR_STRING;
|
|
|
2349 retvar->var_val.var_string = get_reg_contents(**arg, FALSE);
|
|
|
2350 }
|
|
|
2351 if (**arg != NUL)
|
|
|
2352 ++*arg;
|
|
|
2353 break;
|
|
|
2354
|
|
|
2355 /*
|
|
|
2356 * nested expression: (expression).
|
|
|
2357 */
|
|
|
2358 case '(': *arg = skipwhite(*arg + 1);
|
|
|
2359 ret = eval1(arg, retvar, evaluate); /* recursive! */
|
|
|
2360 if (**arg == ')')
|
|
|
2361 ++*arg;
|
|
|
2362 else if (ret == OK)
|
|
|
2363 {
|
|
|
2364 EMSG(_("E110: Missing ')'"));
|
|
|
2365 clear_var(retvar);
|
|
|
2366 ret = FAIL;
|
|
|
2367 }
|
|
|
2368 break;
|
|
|
2369
|
|
|
2370 /*
|
|
|
2371 * Must be a variable or function name then.
|
|
|
2372 */
|
|
|
2373 default: s = *arg;
|
|
|
2374 len = get_func_len(arg, &alias, evaluate);
|
|
|
2375 if (alias != NULL)
|
|
|
2376 s = alias;
|
|
|
2377
|
|
|
2378 if (len == 0)
|
|
|
2379 ret = FAIL;
|
|
|
2380 else
|
|
|
2381 {
|
|
|
2382 if (**arg == '(') /* recursive! */
|
|
|
2383 {
|
|
|
2384 ret = get_func_var(s, len, retvar, arg,
|
|
|
2385 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
2386 &len, evaluate);
|
|
|
2387 /* Stop the expression evaluation when immediately
|
|
|
2388 * aborting on error, or when an interrupt occurred or
|
|
|
2389 * an exception was thrown but not caught. */
|
|
|
2390 if (aborting())
|
|
|
2391 {
|
|
|
2392 if (ret == OK)
|
|
|
2393 clear_var(retvar);
|
|
|
2394 ret = FAIL;
|
|
|
2395 }
|
|
|
2396 }
|
|
|
2397 else if (evaluate)
|
|
|
2398 ret = get_var_var(s, len, retvar);
|
|
|
2399 }
|
|
|
2400
|
|
|
2401 if (alias != NULL)
|
|
|
2402 vim_free(alias);
|
|
|
2403
|
|
|
2404 break;
|
|
|
2405 }
|
|
|
2406 *arg = skipwhite(*arg);
|
|
|
2407
|
|
|
2408 /*
|
|
|
2409 * Handle expr[expr] subscript.
|
|
|
2410 */
|
|
|
2411 if (**arg == '[' && ret == OK)
|
|
|
2412 {
|
|
|
2413 /*
|
|
|
2414 * Get the variable from inside the [].
|
|
|
2415 */
|
|
|
2416 *arg = skipwhite(*arg + 1);
|
|
|
2417 if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
2418 {
|
|
|
2419 clear_var(retvar);
|
|
|
2420 return FAIL;
|
|
|
2421 }
|
|
|
2422
|
|
|
2423 /* Check for the ']'. */
|
|
|
2424 if (**arg != ']')
|
|
|
2425 {
|
|
|
2426 EMSG(_("E111: Missing ']'"));
|
|
|
2427 clear_var(retvar);
|
|
|
2428 clear_var(&var2);
|
|
|
2429 return FAIL;
|
|
|
2430 }
|
|
|
2431
|
|
|
2432 if (evaluate)
|
|
|
2433 {
|
|
|
2434 n = get_var_number(&var2);
|
|
|
2435 clear_var(&var2);
|
|
|
2436
|
|
|
2437 /*
|
|
|
2438 * The resulting variable is a string of a single character.
|
|
|
2439 * If the index is too big or negative, the result is empty.
|
|
|
2440 */
|
|
|
2441 s = get_var_string(retvar);
|
|
|
2442 if (n >= (long)STRLEN(s) || n < 0)
|
|
|
2443 s = NULL;
|
|
|
2444 else
|
|
|
2445 s = vim_strnsave(s + n, 1);
|
|
|
2446 clear_var(retvar);
|
|
|
2447 retvar->var_type = VAR_STRING;
|
|
|
2448 retvar->var_val.var_string = s;
|
|
|
2449 }
|
|
|
2450 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
2451 }
|
|
|
2452
|
|
|
2453 /*
|
|
|
2454 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
2455 */
|
|
|
2456 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
2457 {
|
|
|
2458 val = get_var_number(retvar);
|
|
|
2459 while (end_leader > start_leader)
|
|
|
2460 {
|
|
|
2461 --end_leader;
|
|
|
2462 if (*end_leader == '!')
|
|
|
2463 val = !val;
|
|
|
2464 else if (*end_leader == '-')
|
|
|
2465 val = -val;
|
|
|
2466 }
|
|
|
2467 clear_var(retvar);
|
|
|
2468 retvar->var_type = VAR_NUMBER;
|
|
|
2469 retvar->var_val.var_number = val;
|
|
|
2470 }
|
|
|
2471
|
|
|
2472 return ret;
|
|
|
2473 }
|
|
|
2474
|
|
|
2475 /*
|
|
|
2476 * Get an option value.
|
|
|
2477 * "arg" points to the '&' or '+' before the option name.
|
|
|
2478 * "arg" is advanced to character after the option name.
|
|
|
2479 * Return OK or FAIL.
|
|
|
2480 */
|
|
|
2481 static int
|
|
|
2482 get_option_var(arg, retvar, evaluate)
|
|
|
2483 char_u **arg;
|
|
|
2484 VAR retvar; /* when NULL, only check if option exists */
|
|
|
2485 int evaluate;
|
|
|
2486 {
|
|
|
2487 char_u *option_end;
|
|
|
2488 long numval;
|
|
|
2489 char_u *stringval;
|
|
|
2490 int opt_type;
|
|
|
2491 int c;
|
|
|
2492 int working = (**arg == '+'); /* has("+option") */
|
|
|
2493 int ret = OK;
|
|
|
2494 int opt_flags;
|
|
|
2495
|
|
|
2496 /*
|
|
|
2497 * Isolate the option name and find its value.
|
|
|
2498 */
|
|
|
2499 option_end = find_option_end(arg, &opt_flags);
|
|
|
2500 if (option_end == NULL)
|
|
|
2501 {
|
|
|
2502 if (retvar != NULL)
|
|
|
2503 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
2504 return FAIL;
|
|
|
2505 }
|
|
|
2506
|
|
|
2507 if (!evaluate)
|
|
|
2508 {
|
|
|
2509 *arg = option_end;
|
|
|
2510 return OK;
|
|
|
2511 }
|
|
|
2512
|
|
|
2513 c = *option_end;
|
|
|
2514 *option_end = NUL;
|
|
|
2515 opt_type = get_option_value(*arg, &numval,
|
|
|
2516 retvar == NULL ? NULL : &stringval, opt_flags);
|
|
|
2517
|
|
|
2518 if (opt_type == -3) /* invalid name */
|
|
|
2519 {
|
|
|
2520 if (retvar != NULL)
|
|
|
2521 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
2522 ret = FAIL;
|
|
|
2523 }
|
|
|
2524 else if (retvar != NULL)
|
|
|
2525 {
|
|
|
2526 if (opt_type == -2) /* hidden string option */
|
|
|
2527 {
|
|
|
2528 retvar->var_type = VAR_STRING;
|
|
|
2529 retvar->var_val.var_string = NULL;
|
|
|
2530 }
|
|
|
2531 else if (opt_type == -1) /* hidden number option */
|
|
|
2532 {
|
|
|
2533 retvar->var_type = VAR_NUMBER;
|
|
|
2534 retvar->var_val.var_number = 0;
|
|
|
2535 }
|
|
|
2536 else if (opt_type == 1) /* number option */
|
|
|
2537 {
|
|
|
2538 retvar->var_type = VAR_NUMBER;
|
|
|
2539 retvar->var_val.var_number = numval;
|
|
|
2540 }
|
|
|
2541 else /* string option */
|
|
|
2542 {
|
|
|
2543 retvar->var_type = VAR_STRING;
|
|
|
2544 retvar->var_val.var_string = stringval;
|
|
|
2545 }
|
|
|
2546 }
|
|
|
2547 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
2548 ret = FAIL;
|
|
|
2549
|
|
|
2550 *option_end = c; /* put back for error messages */
|
|
|
2551 *arg = option_end;
|
|
|
2552
|
|
|
2553 return ret;
|
|
|
2554 }
|
|
|
2555
|
|
|
2556 /*
|
|
|
2557 * Allocate a variable for a string constant.
|
|
|
2558 * Return OK or FAIL.
|
|
|
2559 */
|
|
|
2560 static int
|
|
|
2561 get_string_var(arg, retvar, evaluate)
|
|
|
2562 char_u **arg;
|
|
|
2563 VAR retvar;
|
|
|
2564 int evaluate;
|
|
|
2565 {
|
|
|
2566 char_u *p;
|
|
|
2567 char_u *name;
|
|
|
2568 int i;
|
|
|
2569 int extra = 0;
|
|
|
2570
|
|
|
2571 /*
|
|
|
2572 * Find the end of the string, skipping backslashed characters.
|
|
|
2573 */
|
|
39
|
2574 for (p = *arg + 1; *p && *p != '"'; mb_ptr_adv(p))
|
|
7
|
2575 {
|
|
|
2576 if (*p == '\\' && p[1] != NUL)
|
|
|
2577 {
|
|
|
2578 ++p;
|
|
|
2579 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
2580 * to 6 characters: reserve space for 2 extra */
|
|
|
2581 if (*p == '<')
|
|
|
2582 extra += 2;
|
|
|
2583 }
|
|
|
2584 }
|
|
|
2585
|
|
|
2586 if (*p != '"')
|
|
|
2587 {
|
|
|
2588 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
2589 return FAIL;
|
|
|
2590 }
|
|
|
2591
|
|
|
2592 /* If only parsing, set *arg and return here */
|
|
|
2593 if (!evaluate)
|
|
|
2594 {
|
|
|
2595 *arg = p + 1;
|
|
|
2596 return OK;
|
|
|
2597 }
|
|
|
2598
|
|
|
2599 /*
|
|
|
2600 * Copy the string into allocated memory, handling backslashed
|
|
|
2601 * characters.
|
|
|
2602 */
|
|
|
2603 name = alloc((unsigned)(p - *arg + extra));
|
|
|
2604 if (name == NULL)
|
|
|
2605 return FAIL;
|
|
|
2606
|
|
|
2607 i = 0;
|
|
|
2608 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
2609 {
|
|
|
2610 if (*p == '\\')
|
|
|
2611 {
|
|
|
2612 switch (*++p)
|
|
|
2613 {
|
|
|
2614 case 'b': name[i++] = BS; break;
|
|
|
2615 case 'e': name[i++] = ESC; break;
|
|
|
2616 case 'f': name[i++] = FF; break;
|
|
|
2617 case 'n': name[i++] = NL; break;
|
|
|
2618 case 'r': name[i++] = CAR; break;
|
|
|
2619 case 't': name[i++] = TAB; break;
|
|
|
2620
|
|
|
2621 case 'X': /* hex: "\x1", "\x12" */
|
|
|
2622 case 'x':
|
|
|
2623 case 'u': /* Unicode: "\u0023" */
|
|
|
2624 case 'U':
|
|
|
2625 if (vim_isxdigit(p[1]))
|
|
|
2626 {
|
|
|
2627 int n, nr;
|
|
|
2628 int c = toupper(*p);
|
|
|
2629
|
|
|
2630 if (c == 'X')
|
|
|
2631 n = 2;
|
|
|
2632 else
|
|
|
2633 n = 4;
|
|
|
2634 nr = 0;
|
|
|
2635 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
2636 {
|
|
|
2637 ++p;
|
|
|
2638 nr = (nr << 4) + hex2nr(*p);
|
|
|
2639 }
|
|
|
2640 #ifdef FEAT_MBYTE
|
|
|
2641 /* For "\u" store the number according to
|
|
|
2642 * 'encoding'. */
|
|
|
2643 if (c != 'X')
|
|
|
2644 i += (*mb_char2bytes)(nr, name + i);
|
|
|
2645 else
|
|
|
2646 #endif
|
|
|
2647 name[i++] = nr;
|
|
|
2648 }
|
|
|
2649 else
|
|
|
2650 name[i++] = *p;
|
|
|
2651 break;
|
|
|
2652
|
|
|
2653 /* octal: "\1", "\12", "\123" */
|
|
|
2654 case '0':
|
|
|
2655 case '1':
|
|
|
2656 case '2':
|
|
|
2657 case '3':
|
|
|
2658 case '4':
|
|
|
2659 case '5':
|
|
|
2660 case '6':
|
|
|
2661 case '7': name[i] = *p - '0';
|
|
|
2662 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2663 {
|
|
|
2664 ++p;
|
|
|
2665 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2666 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2667 {
|
|
|
2668 ++p;
|
|
|
2669 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2670 }
|
|
|
2671 }
|
|
|
2672 ++i;
|
|
|
2673 break;
|
|
|
2674
|
|
|
2675 /* Special key, e.g.: "\<C-W>" */
|
|
|
2676 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
2677 if (extra != 0)
|
|
|
2678 {
|
|
|
2679 i += extra;
|
|
|
2680 --p;
|
|
|
2681 break;
|
|
|
2682 }
|
|
|
2683 /* FALLTHROUGH */
|
|
|
2684
|
|
|
2685 default: name[i++] = *p;
|
|
|
2686 break;
|
|
|
2687 }
|
|
|
2688 }
|
|
|
2689 else
|
|
|
2690 name[i++] = *p;
|
|
|
2691
|
|
|
2692 #ifdef FEAT_MBYTE
|
|
|
2693 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
2694 if (has_mbyte)
|
|
|
2695 {
|
|
|
2696 int l = (*mb_ptr2len_check)(p);
|
|
|
2697
|
|
|
2698 while (--l > 0)
|
|
|
2699 name[i++] = *++p;
|
|
|
2700 }
|
|
|
2701 #endif
|
|
|
2702 }
|
|
|
2703 name[i] = NUL;
|
|
|
2704 *arg = p + 1;
|
|
|
2705
|
|
|
2706 retvar->var_type = VAR_STRING;
|
|
|
2707 retvar->var_val.var_string = name;
|
|
|
2708
|
|
|
2709 return OK;
|
|
|
2710 }
|
|
|
2711
|
|
|
2712 /*
|
|
|
2713 * Allocate a variable for an backtick-string constant.
|
|
|
2714 * Return OK or FAIL.
|
|
|
2715 */
|
|
|
2716 static int
|
|
|
2717 get_lit_string_var(arg, retvar, evaluate)
|
|
|
2718 char_u **arg;
|
|
|
2719 VAR retvar;
|
|
|
2720 int evaluate;
|
|
|
2721 {
|
|
|
2722 char_u *p;
|
|
|
2723 char_u *name;
|
|
|
2724
|
|
|
2725 /*
|
|
|
2726 * Find the end of the string.
|
|
|
2727 */
|
|
|
2728 p = vim_strchr(*arg + 1, '\'');
|
|
|
2729 if (p == NULL)
|
|
|
2730 {
|
|
|
2731 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
2732 return FAIL;
|
|
|
2733 }
|
|
|
2734
|
|
|
2735 if (evaluate)
|
|
|
2736 {
|
|
|
2737 /*
|
|
|
2738 * Copy the string into allocated memory.
|
|
|
2739 */
|
|
|
2740 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
2741 if (name == NULL)
|
|
|
2742 return FAIL;
|
|
|
2743
|
|
|
2744 retvar->var_type = VAR_STRING;
|
|
|
2745 retvar->var_val.var_string = name;
|
|
|
2746 }
|
|
|
2747
|
|
|
2748 *arg = p + 1;
|
|
|
2749
|
|
|
2750 return OK;
|
|
|
2751 }
|
|
|
2752
|
|
|
2753 /*
|
|
|
2754 * Get the value of an environment variable.
|
|
|
2755 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
2756 * If the environment variable was not set, silently assume it is empty.
|
|
|
2757 * Always return OK.
|
|
|
2758 */
|
|
|
2759 static int
|
|
|
2760 get_env_var(arg, retvar, evaluate)
|
|
|
2761 char_u **arg;
|
|
|
2762 VAR retvar;
|
|
|
2763 int evaluate;
|
|
|
2764 {
|
|
|
2765 char_u *string = NULL;
|
|
|
2766 int len;
|
|
|
2767 int cc;
|
|
|
2768 char_u *name;
|
|
|
2769
|
|
|
2770 ++*arg;
|
|
|
2771 name = *arg;
|
|
|
2772 len = get_env_len(arg);
|
|
|
2773 if (evaluate)
|
|
|
2774 {
|
|
|
2775 if (len != 0)
|
|
|
2776 {
|
|
|
2777 cc = name[len];
|
|
|
2778 name[len] = NUL;
|
|
|
2779 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
2780 string = mch_getenv(name);
|
|
|
2781 if (string != NULL && *string != NUL)
|
|
|
2782 string = vim_strsave(string);
|
|
|
2783 else
|
|
|
2784 {
|
|
|
2785 /* next try expanding things like $VIM and ${HOME} */
|
|
|
2786 string = expand_env_save(name - 1);
|
|
|
2787 if (string != NULL && *string == '$')
|
|
|
2788 {
|
|
|
2789 vim_free(string);
|
|
|
2790 string = NULL;
|
|
|
2791 }
|
|
|
2792 }
|
|
|
2793 name[len] = cc;
|
|
|
2794 }
|
|
|
2795 retvar->var_type = VAR_STRING;
|
|
|
2796 retvar->var_val.var_string = string;
|
|
|
2797 }
|
|
|
2798
|
|
|
2799 return OK;
|
|
|
2800 }
|
|
|
2801
|
|
|
2802 /*
|
|
|
2803 * Array with names and number of arguments of all internal functions
|
|
|
2804 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
2805 */
|
|
|
2806 static struct fst
|
|
|
2807 {
|
|
|
2808 char *f_name; /* function name */
|
|
|
2809 char f_min_argc; /* minimal number of arguments */
|
|
|
2810 char f_max_argc; /* maximal number of arguments */
|
|
|
2811 void (*f_func) __ARGS((VAR args, VAR rvar)); /* impl. function */
|
|
|
2812 } functions[] =
|
|
|
2813 {
|
|
|
2814 {"append", 2, 2, f_append},
|
|
|
2815 {"argc", 0, 0, f_argc},
|
|
|
2816 {"argidx", 0, 0, f_argidx},
|
|
|
2817 {"argv", 1, 1, f_argv},
|
|
|
2818 {"browse", 4, 4, f_browse},
|
|
29
|
2819 {"browsedir", 2, 2, f_browsedir},
|
|
7
|
2820 {"bufexists", 1, 1, f_bufexists},
|
|
|
2821 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
2822 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
2823 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
2824 {"buflisted", 1, 1, f_buflisted},
|
|
|
2825 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
2826 {"bufname", 1, 1, f_bufname},
|
|
|
2827 {"bufnr", 1, 1, f_bufnr},
|
|
|
2828 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
2829 {"byte2line", 1, 1, f_byte2line},
|
|
18
|
2830 {"byteidx", 2, 2, f_byteidx},
|
|
7
|
2831 {"char2nr", 1, 1, f_char2nr},
|
|
|
2832 {"cindent", 1, 1, f_cindent},
|
|
|
2833 {"col", 1, 1, f_col},
|
|
|
2834 {"confirm", 1, 4, f_confirm},
|
|
|
2835 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
2836 {"cursor", 2, 2, f_cursor},
|
|
|
2837 {"delete", 1, 1, f_delete},
|
|
|
2838 {"did_filetype", 0, 0, f_did_filetype},
|
|
32
|
2839 {"diff_filler", 1, 1, f_diff_filler},
|
|
|
2840 {"diff_hlID", 2, 2, f_diff_hlID},
|
|
7
|
2841 {"escape", 2, 2, f_escape},
|
|
|
2842 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
2843 {"executable", 1, 1, f_executable},
|
|
|
2844 {"exists", 1, 1, f_exists},
|
|
|
2845 {"expand", 1, 2, f_expand},
|
|
|
2846 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
2847 {"filereadable", 1, 1, f_filereadable},
|
|
|
2848 {"filewritable", 1, 1, f_filewritable},
|
|
19
|
2849 {"finddir", 1, 3, f_finddir},
|
|
|
2850 {"findfile", 1, 3, f_findfile},
|
|
7
|
2851 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
2852 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
2853 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
2854 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
2855 {"foldtext", 0, 0, f_foldtext},
|
|
29
|
2856 {"foldtextresult", 1, 1, f_foldtextresult},
|
|
7
|
2857 {"foreground", 0, 0, f_foreground},
|
|
|
2858 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
2859 {"getchar", 0, 1, f_getchar},
|
|
|
2860 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
2861 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
2862 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
2863 {"getcwd", 0, 0, f_getcwd},
|
|
38
|
2864 {"getfontname", 0, 1, f_getfontname},
|
|
20
|
2865 {"getfperm", 1, 1, f_getfperm},
|
|
7
|
2866 {"getfsize", 1, 1, f_getfsize},
|
|
|
2867 {"getftime", 1, 1, f_getftime},
|
|
20
|
2868 {"getftype", 1, 1, f_getftype},
|
|
7
|
2869 {"getline", 1, 1, f_getline},
|
|
|
2870 {"getreg", 0, 1, f_getreg},
|
|
|
2871 {"getregtype", 0, 1, f_getregtype},
|
|
|
2872 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
2873 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
2874 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
2875 {"glob", 1, 1, f_glob},
|
|
|
2876 {"globpath", 2, 2, f_globpath},
|
|
|
2877 {"has", 1, 1, f_has},
|
|
|
2878 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
2879 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
2880 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
2881 {"histadd", 2, 2, f_histadd},
|
|
|
2882 {"histdel", 1, 2, f_histdel},
|
|
|
2883 {"histget", 1, 2, f_histget},
|
|
|
2884 {"histnr", 1, 1, f_histnr},
|
|
|
2885 {"hlID", 1, 1, f_hlID},
|
|
|
2886 {"hlexists", 1, 1, f_hlexists},
|
|
|
2887 {"hostname", 0, 0, f_hostname},
|
|
|
2888 {"iconv", 3, 3, f_iconv},
|
|
|
2889 {"indent", 1, 1, f_indent},
|
|
|
2890 {"input", 1, 2, f_input},
|
|
|
2891 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
2892 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
2893 {"inputsave", 0, 0, f_inputsave},
|
|
|
2894 {"inputsecret", 1, 2, f_inputsecret},
|
|
|
2895 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
2896 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
|
2897 {"libcall", 3, 3, f_libcall},
|
|
|
2898 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
2899 {"line", 1, 1, f_line},
|
|
|
2900 {"line2byte", 1, 1, f_line2byte},
|
|
|
2901 {"lispindent", 1, 1, f_lispindent},
|
|
|
2902 {"localtime", 0, 0, f_localtime},
|
|
|
2903 {"maparg", 1, 2, f_maparg},
|
|
|
2904 {"mapcheck", 1, 2, f_mapcheck},
|
|
19
|
2905 {"match", 2, 4, f_match},
|
|
|
2906 {"matchend", 2, 4, f_matchend},
|
|
|
2907 {"matchstr", 2, 4, f_matchstr},
|
|
7
|
2908 {"mode", 0, 0, f_mode},
|
|
|
2909 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
2910 {"nr2char", 1, 1, f_nr2char},
|
|
|
2911 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
2912 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
2913 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
2914 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
2915 {"remote_read", 1, 1, f_remote_read},
|
|
|
2916 {"remote_send", 2, 3, f_remote_send},
|
|
|
2917 {"rename", 2, 2, f_rename},
|
|
18
|
2918 {"repeat", 2, 2, f_repeat},
|
|
7
|
2919 {"resolve", 1, 1, f_resolve},
|
|
|
2920 {"search", 1, 2, f_search},
|
|
|
2921 {"searchpair", 3, 5, f_searchpair},
|
|
|
2922 {"server2client", 2, 2, f_server2client},
|
|
|
2923 {"serverlist", 0, 0, f_serverlist},
|
|
|
2924 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
2925 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
2926 {"setline", 2, 2, f_setline},
|
|
|
2927 {"setreg", 2, 3, f_setreg},
|
|
|
2928 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
2929 {"simplify", 1, 1, f_simplify},
|
|
|
2930 #ifdef HAVE_STRFTIME
|
|
|
2931 {"strftime", 1, 2, f_strftime},
|
|
|
2932 #endif
|
|
|
2933 {"stridx", 2, 2, f_stridx},
|
|
|
2934 {"strlen", 1, 1, f_strlen},
|
|
|
2935 {"strpart", 2, 3, f_strpart},
|
|
|
2936 {"strridx", 2, 2, f_strridx},
|
|
|
2937 {"strtrans", 1, 1, f_strtrans},
|
|
|
2938 {"submatch", 1, 1, f_submatch},
|
|
|
2939 {"substitute", 4, 4, f_substitute},
|
|
|
2940 {"synID", 3, 3, f_synID},
|
|
|
2941 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
2942 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
24
|
2943 {"system", 1, 2, f_system},
|
|
7
|
2944 {"tempname", 0, 0, f_tempname},
|
|
|
2945 {"tolower", 1, 1, f_tolower},
|
|
|
2946 {"toupper", 1, 1, f_toupper},
|
|
15
|
2947 {"tr", 3, 3, f_tr},
|
|
7
|
2948 {"type", 1, 1, f_type},
|
|
|
2949 {"virtcol", 1, 1, f_virtcol},
|
|
|
2950 {"visualmode", 0, 1, f_visualmode},
|
|
|
2951 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
2952 {"wincol", 0, 0, f_wincol},
|
|
|
2953 {"winheight", 1, 1, f_winheight},
|
|
|
2954 {"winline", 0, 0, f_winline},
|
|
20
|
2955 {"winnr", 0, 1, f_winnr},
|
|
7
|
2956 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
2957 {"winwidth", 1, 1, f_winwidth},
|
|
|
2958 };
|
|
|
2959
|
|
|
2960 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
2961
|
|
|
2962 /*
|
|
|
2963 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
2964 * or user defined function names.
|
|
|
2965 */
|
|
|
2966 char_u *
|
|
|
2967 get_function_name(xp, idx)
|
|
|
2968 expand_T *xp;
|
|
|
2969 int idx;
|
|
|
2970 {
|
|
|
2971 static int intidx = -1;
|
|
|
2972 char_u *name;
|
|
|
2973
|
|
|
2974 if (idx == 0)
|
|
|
2975 intidx = -1;
|
|
|
2976 if (intidx < 0)
|
|
|
2977 {
|
|
|
2978 name = get_user_func_name(xp, idx);
|
|
|
2979 if (name != NULL)
|
|
|
2980 return name;
|
|
|
2981 }
|
|
|
2982 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
2983 {
|
|
|
2984 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
2985 STRCAT(IObuff, "(");
|
|
|
2986 if (functions[intidx].f_max_argc == 0)
|
|
|
2987 STRCAT(IObuff, ")");
|
|
|
2988 return IObuff;
|
|
|
2989 }
|
|
|
2990
|
|
|
2991 return NULL;
|
|
|
2992 }
|
|
|
2993
|
|
|
2994 /*
|
|
|
2995 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
2996 * user defined variable or function names.
|
|
|
2997 */
|
|
|
2998 /*ARGSUSED*/
|
|
|
2999 char_u *
|
|
|
3000 get_expr_name(xp, idx)
|
|
|
3001 expand_T *xp;
|
|
|
3002 int idx;
|
|
|
3003 {
|
|
|
3004 static int intidx = -1;
|
|
|
3005 char_u *name;
|
|
|
3006
|
|
|
3007 if (idx == 0)
|
|
|
3008 intidx = -1;
|
|
|
3009 if (intidx < 0)
|
|
|
3010 {
|
|
|
3011 name = get_function_name(xp, idx);
|
|
|
3012 if (name != NULL)
|
|
|
3013 return name;
|
|
|
3014 }
|
|
|
3015 return get_user_var_name(xp, ++intidx);
|
|
|
3016 }
|
|
|
3017
|
|
|
3018 #endif /* FEAT_CMDL_COMPL */
|
|
|
3019
|
|
|
3020 /*
|
|
|
3021 * Find internal function in table above.
|
|
|
3022 * Return index, or -1 if not found
|
|
|
3023 */
|
|
|
3024 static int
|
|
|
3025 find_internal_func(name)
|
|
|
3026 char_u *name; /* name of the function */
|
|
|
3027 {
|
|
|
3028 int first = 0;
|
|
|
3029 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
3030 int cmp;
|
|
|
3031 int x;
|
|
|
3032
|
|
|
3033 /*
|
|
|
3034 * Find the function name in the table. Binary search.
|
|
|
3035 */
|
|
|
3036 while (first <= last)
|
|
|
3037 {
|
|
|
3038 x = first + ((unsigned)(last - first) >> 1);
|
|
|
3039 cmp = STRCMP(name, functions[x].f_name);
|
|
|
3040 if (cmp < 0)
|
|
|
3041 last = x - 1;
|
|
|
3042 else if (cmp > 0)
|
|
|
3043 first = x + 1;
|
|
|
3044 else
|
|
|
3045 return x;
|
|
|
3046 }
|
|
|
3047 return -1;
|
|
|
3048 }
|
|
|
3049
|
|
|
3050 /*
|
|
|
3051 * Allocate a variable for the result of a function.
|
|
|
3052 * Return OK or FAIL.
|
|
|
3053 */
|
|
|
3054 static int
|
|
|
3055 get_func_var(name, len, retvar, arg, firstline, lastline, doesrange, evaluate)
|
|
|
3056 char_u *name; /* name of the function */
|
|
|
3057 int len; /* length of "name" */
|
|
|
3058 VAR retvar;
|
|
|
3059 char_u **arg; /* argument, pointing to the '(' */
|
|
|
3060 linenr_T firstline; /* first line of range */
|
|
|
3061 linenr_T lastline; /* last line of range */
|
|
|
3062 int *doesrange; /* return: function handled range */
|
|
|
3063 int evaluate;
|
|
|
3064 {
|
|
|
3065 char_u *argp;
|
|
|
3066 int ret = OK;
|
|
|
3067 #define MAX_FUNC_ARGS 20
|
|
|
3068 var argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
|
3069 int argcount = 0; /* number of arguments found */
|
|
|
3070
|
|
|
3071 /*
|
|
|
3072 * Get the arguments.
|
|
|
3073 */
|
|
|
3074 argp = *arg;
|
|
|
3075 while (argcount < MAX_FUNC_ARGS)
|
|
|
3076 {
|
|
|
3077 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
3078 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
3079 break;
|
|
|
3080 argvars[argcount].var_name = NULL; /* the name is not stored */
|
|
|
3081 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
3082 {
|
|
|
3083 ret = FAIL;
|
|
|
3084 break;
|
|
|
3085 }
|
|
|
3086 ++argcount;
|
|
|
3087 if (*argp != ',')
|
|
|
3088 break;
|
|
|
3089 }
|
|
|
3090 if (*argp == ')')
|
|
|
3091 ++argp;
|
|
|
3092 else
|
|
|
3093 ret = FAIL;
|
|
|
3094
|
|
|
3095 if (ret == OK)
|
|
|
3096 ret = call_func(name, len, retvar, argcount, argvars,
|
|
|
3097 firstline, lastline, doesrange, evaluate);
|
|
|
3098 else if (!aborting())
|
|
|
3099 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
3100
|
|
|
3101 while (--argcount >= 0)
|
|
|
3102 clear_var(&argvars[argcount]);
|
|
|
3103
|
|
|
3104 *arg = skipwhite(argp);
|
|
|
3105 return ret;
|
|
|
3106 }
|
|
|
3107
|
|
|
3108
|
|
|
3109 /*
|
|
|
3110 * Call a function with its resolved parameters
|
|
|
3111 * Return OK or FAIL.
|
|
|
3112 */
|
|
|
3113 static int
|
|
|
3114 call_func(name, len, retvar, argcount, argvars, firstline, lastline,
|
|
|
3115 doesrange, evaluate)
|
|
|
3116 char_u *name; /* name of the function */
|
|
|
3117 int len; /* length of "name" */
|
|
|
3118 VAR retvar; /* return value goes here */
|
|
|
3119 int argcount; /* number of "argvars" */
|
|
|
3120 VAR argvars; /* vars for arguments */
|
|
|
3121 linenr_T firstline; /* first line of range */
|
|
|
3122 linenr_T lastline; /* last line of range */
|
|
|
3123 int *doesrange; /* return: function handled range */
|
|
|
3124 int evaluate;
|
|
|
3125 {
|
|
|
3126 int ret = FAIL;
|
|
|
3127 static char *errors[] =
|
|
|
3128 {N_("E117: Unknown function: %s"),
|
|
|
3129 N_("E118: Too many arguments for function: %s"),
|
|
|
3130 N_("E119: Not enough arguments for function: %s"),
|
|
|
3131 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
3132 };
|
|
|
3133 #define ERROR_UNKNOWN 0
|
|
|
3134 #define ERROR_TOOMANY 1
|
|
|
3135 #define ERROR_TOOFEW 2
|
|
|
3136 #define ERROR_SCRIPT 3
|
|
|
3137 #define ERROR_NONE 4
|
|
|
3138 #define ERROR_OTHER 5
|
|
|
3139 int error = ERROR_NONE;
|
|
|
3140 int i;
|
|
|
3141 int llen;
|
|
|
3142 ufunc_T *fp;
|
|
|
3143 int cc;
|
|
|
3144 #define FLEN_FIXED 40
|
|
|
3145 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
3146 char_u *fname;
|
|
|
3147
|
|
|
3148 /*
|
|
|
3149 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
3150 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
3151 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
3152 */
|
|
|
3153 cc = name[len];
|
|
|
3154 name[len] = NUL;
|
|
|
3155 llen = eval_fname_script(name);
|
|
|
3156 if (llen > 0)
|
|
|
3157 {
|
|
|
3158 fname_buf[0] = K_SPECIAL;
|
|
|
3159 fname_buf[1] = KS_EXTRA;
|
|
|
3160 fname_buf[2] = (int)KE_SNR;
|
|
|
3161 i = 3;
|
|
|
3162 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
3163 {
|
|
|
3164 if (current_SID <= 0)
|
|
|
3165 error = ERROR_SCRIPT;
|
|
|
3166 else
|
|
|
3167 {
|
|
|
3168 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
3169 i = (int)STRLEN(fname_buf);
|
|
|
3170 }
|
|
|
3171 }
|
|
|
3172 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
3173 {
|
|
|
3174 STRCPY(fname_buf + i, name + llen);
|
|
|
3175 fname = fname_buf;
|
|
|
3176 }
|
|
|
3177 else
|
|
|
3178 {
|
|
|
3179 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
3180 if (fname == NULL)
|
|
|
3181 error = ERROR_OTHER;
|
|
|
3182 else
|
|
|
3183 {
|
|
|
3184 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
3185 STRCPY(fname + i, name + llen);
|
|
|
3186 }
|
|
|
3187 }
|
|
|
3188 }
|
|
|
3189 else
|
|
|
3190 fname = name;
|
|
|
3191
|
|
|
3192 *doesrange = FALSE;
|
|
|
3193
|
|
|
3194
|
|
|
3195 /* execute the function if no errors detected and executing */
|
|
|
3196 if (evaluate && error == ERROR_NONE)
|
|
|
3197 {
|
|
|
3198 retvar->var_type = VAR_NUMBER; /* default is number retvar */
|
|
|
3199 error = ERROR_UNKNOWN;
|
|
|
3200
|
|
|
3201 if (!ASCII_ISLOWER(fname[0]))
|
|
|
3202 {
|
|
|
3203 /*
|
|
|
3204 * User defined function.
|
|
|
3205 */
|
|
|
3206 fp = find_func(fname);
|
|
|
3207 #ifdef FEAT_AUTOCMD
|
|
|
3208 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
3209 fname, fname, TRUE, NULL)
|
|
|
3210 #ifdef FEAT_EVAL
|
|
|
3211 && !aborting()
|
|
|
3212 #endif
|
|
|
3213 )
|
|
|
3214 {
|
|
|
3215 /* executed an autocommand, search for function again */
|
|
|
3216 fp = find_func(fname);
|
|
|
3217 }
|
|
|
3218 #endif
|
|
|
3219 if (fp != NULL)
|
|
|
3220 {
|
|
|
3221 if (fp->flags & FC_RANGE)
|
|
|
3222 *doesrange = TRUE;
|
|
|
3223 if (argcount < fp->args.ga_len)
|
|
|
3224 error = ERROR_TOOFEW;
|
|
|
3225 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
3226 error = ERROR_TOOMANY;
|
|
|
3227 else
|
|
|
3228 {
|
|
|
3229 /*
|
|
|
3230 * Call the user function.
|
|
|
3231 * Save and restore search patterns, script variables and
|
|
|
3232 * redo buffer.
|
|
|
3233 */
|
|
|
3234 save_search_patterns();
|
|
|
3235 saveRedobuff();
|
|
|
3236 ++fp->calls;
|
|
|
3237 call_user_func(fp, argcount, argvars, retvar,
|
|
|
3238 firstline, lastline);
|
|
|
3239 --fp->calls;
|
|
|
3240 restoreRedobuff();
|
|
|
3241 restore_search_patterns();
|
|
|
3242 error = ERROR_NONE;
|
|
|
3243 }
|
|
|
3244 }
|
|
|
3245 }
|
|
|
3246 else
|
|
|
3247 {
|
|
|
3248 /*
|
|
|
3249 * Find the function name in the table, call its implementation.
|
|
|
3250 */
|
|
|
3251 i = find_internal_func(fname);
|
|
|
3252 if (i >= 0)
|
|
|
3253 {
|
|
|
3254 if (argcount < functions[i].f_min_argc)
|
|
|
3255 error = ERROR_TOOFEW;
|
|
|
3256 else if (argcount > functions[i].f_max_argc)
|
|
|
3257 error = ERROR_TOOMANY;
|
|
|
3258 else
|
|
|
3259 {
|
|
|
3260 argvars[argcount].var_type = VAR_UNKNOWN;
|
|
|
3261 functions[i].f_func(argvars, retvar);
|
|
|
3262 error = ERROR_NONE;
|
|
|
3263 }
|
|
|
3264 }
|
|
|
3265 }
|
|
|
3266 /*
|
|
|
3267 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
3268 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
3269 * exception that has not been caught so far. This situation can be
|
|
|
3270 * tested for by calling aborting(). For an error in an internal
|
|
|
3271 * function or for the "E132" error in call_user_func(), however, the
|
|
|
3272 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
3273 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
3274 * update that flag first to make aborting() reliable.
|
|
|
3275 */
|
|
|
3276 update_force_abort();
|
|
|
3277 }
|
|
|
3278 if (error == ERROR_NONE)
|
|
|
3279 ret = OK;
|
|
|
3280
|
|
|
3281 /*
|
|
|
3282 * Report an error unless the argument evaluation or function call has been
|
|
|
3283 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
3284 */
|
|
|
3285 if (error < ERROR_NONE && !aborting())
|
|
|
3286 EMSG2((char_u *)_(errors[error]), name);
|
|
|
3287
|
|
|
3288 name[len] = cc;
|
|
|
3289 if (fname != name && fname != fname_buf)
|
|
|
3290 vim_free(fname);
|
|
|
3291
|
|
|
3292 return ret;
|
|
|
3293 }
|
|
|
3294
|
|
|
3295 /*********************************************
|
|
|
3296 * Implementation of the built-in functions
|
|
|
3297 */
|
|
|
3298
|
|
|
3299 /*
|
|
|
3300 * "append(lnum, string)" function
|
|
|
3301 */
|
|
|
3302 static void
|
|
|
3303 f_append(argvars, retvar)
|
|
|
3304 VAR argvars;
|
|
|
3305 VAR retvar;
|
|
|
3306 {
|
|
|
3307 long lnum;
|
|
|
3308
|
|
|
3309 lnum = get_var_lnum(argvars);
|
|
|
3310 retvar->var_val.var_number = 1; /* Default: Failed */
|
|
|
3311
|
|
|
3312 if (lnum >= 0
|
|
|
3313 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
3314 && u_save(lnum, lnum + 1) == OK)
|
|
|
3315 {
|
|
|
3316 ml_append(lnum, get_var_string(&argvars[1]), (colnr_T)0, FALSE);
|
|
|
3317 if (curwin->w_cursor.lnum > lnum)
|
|
|
3318 ++curwin->w_cursor.lnum;
|
|
|
3319 appended_lines_mark(lnum, 1L);
|
|
|
3320 retvar->var_val.var_number = 0;
|
|
|
3321 }
|
|
|
3322 }
|
|
|
3323
|
|
|
3324 /*
|
|
|
3325 * "argc()" function
|
|
|
3326 */
|
|
|
3327 /* ARGSUSED */
|
|
|
3328 static void
|
|
|
3329 f_argc(argvars, retvar)
|
|
|
3330 VAR argvars;
|
|
|
3331 VAR retvar;
|
|
|
3332 {
|
|
|
3333 retvar->var_val.var_number = ARGCOUNT;
|
|
|
3334 }
|
|
|
3335
|
|
|
3336 /*
|
|
|
3337 * "argidx()" function
|
|
|
3338 */
|
|
|
3339 /* ARGSUSED */
|
|
|
3340 static void
|
|
|
3341 f_argidx(argvars, retvar)
|
|
|
3342 VAR argvars;
|
|
|
3343 VAR retvar;
|
|
|
3344 {
|
|
|
3345 retvar->var_val.var_number = curwin->w_arg_idx;
|
|
|
3346 }
|
|
|
3347
|
|
|
3348 /*
|
|
|
3349 * "argv(nr)" function
|
|
|
3350 */
|
|
|
3351 static void
|
|
|
3352 f_argv(argvars, retvar)
|
|
|
3353 VAR argvars;
|
|
|
3354 VAR retvar;
|
|
|
3355 {
|
|
|
3356 int idx;
|
|
|
3357
|
|
|
3358 idx = get_var_number(&argvars[0]);
|
|
|
3359 if (idx >= 0 && idx < ARGCOUNT)
|
|
|
3360 retvar->var_val.var_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
3361 else
|
|
|
3362 retvar->var_val.var_string = NULL;
|
|
|
3363 retvar->var_type = VAR_STRING;
|
|
|
3364 }
|
|
|
3365
|
|
|
3366 /*
|
|
|
3367 * "browse(save, title, initdir, default)" function
|
|
|
3368 */
|
|
|
3369 /* ARGSUSED */
|
|
|
3370 static void
|
|
|
3371 f_browse(argvars, retvar)
|
|
|
3372 VAR argvars;
|
|
|
3373 VAR retvar;
|
|
|
3374 {
|
|
|
3375 #ifdef FEAT_BROWSE
|
|
|
3376 int save;
|
|
|
3377 char_u *title;
|
|
|
3378 char_u *initdir;
|
|
|
3379 char_u *defname;
|
|
|
3380 char_u buf[NUMBUFLEN];
|
|
|
3381 char_u buf2[NUMBUFLEN];
|
|
|
3382
|
|
|
3383 save = get_var_number(&argvars[0]);
|
|
|
3384 title = get_var_string(&argvars[1]);
|
|
|
3385 initdir = get_var_string_buf(&argvars[2], buf);
|
|
|
3386 defname = get_var_string_buf(&argvars[3], buf2);
|
|
|
3387
|
|
|
3388 retvar->var_val.var_string =
|
|
29
|
3389 do_browse(save ? BROWSE_SAVE : 0,
|
|
|
3390 title, defname, NULL, initdir, NULL, curbuf);
|
|
|
3391 #else
|
|
|
3392 retvar->var_val.var_string = NULL;
|
|
|
3393 #endif
|
|
|
3394 retvar->var_type = VAR_STRING;
|
|
|
3395 }
|
|
|
3396
|
|
|
3397 /*
|
|
|
3398 * "browsedir(title, initdir)" function
|
|
|
3399 */
|
|
|
3400 /* ARGSUSED */
|
|
|
3401 static void
|
|
|
3402 f_browsedir(argvars, retvar)
|
|
|
3403 VAR argvars;
|
|
|
3404 VAR retvar;
|
|
|
3405 {
|
|
|
3406 #ifdef FEAT_BROWSE
|
|
|
3407 char_u *title;
|
|
|
3408 char_u *initdir;
|
|
|
3409 char_u buf[NUMBUFLEN];
|
|
|
3410
|
|
|
3411 title = get_var_string(&argvars[0]);
|
|
|
3412 initdir = get_var_string_buf(&argvars[1], buf);
|
|
|
3413
|
|
|
3414 retvar->var_val.var_string = do_browse(BROWSE_DIR,
|
|
|
3415 title, NULL, NULL, initdir, NULL, curbuf);
|
|
7
|
3416 #else
|
|
|
3417 retvar->var_val.var_string = NULL;
|
|
|
3418 #endif
|
|
|
3419 retvar->var_type = VAR_STRING;
|
|
|
3420 }
|
|
|
3421
|
|
|
3422 /*
|
|
|
3423 * Find a buffer by number or exact name.
|
|
|
3424 */
|
|
|
3425 static buf_T *
|
|
|
3426 find_buffer(avar)
|
|
|
3427 VAR avar;
|
|
|
3428 {
|
|
|
3429 buf_T *buf = NULL;
|
|
|
3430
|
|
|
3431 if (avar->var_type == VAR_NUMBER)
|
|
|
3432 buf = buflist_findnr((int)avar->var_val.var_number);
|
|
|
3433 else if (avar->var_val.var_string != NULL)
|
|
|
3434 {
|
|
43
|
3435 buf = buflist_findname_exp(avar->var_val.var_string);
|
|
9
|
3436 if (buf == NULL)
|
|
|
3437 {
|
|
|
3438 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
3439 * buffer, these don't use the full path. */
|
|
|
3440 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
3441 if (buf->b_fname != NULL
|
|
|
3442 && (path_with_url(buf->b_fname)
|
|
|
3443 #ifdef FEAT_QUICKFIX
|
|
|
3444 || bt_nofile(buf)
|
|
|
3445 #endif
|
|
|
3446 )
|
|
|
3447 && STRCMP(buf->b_fname, avar->var_val.var_string) == 0)
|
|
|
3448 break;
|
|
|
3449 }
|
|
7
|
3450 }
|
|
|
3451 return buf;
|
|
|
3452 }
|
|
|
3453
|
|
|
3454 /*
|
|
|
3455 * "bufexists(expr)" function
|
|
|
3456 */
|
|
|
3457 static void
|
|
|
3458 f_bufexists(argvars, retvar)
|
|
|
3459 VAR argvars;
|
|
|
3460 VAR retvar;
|
|
|
3461 {
|
|
|
3462 retvar->var_val.var_number = (find_buffer(&argvars[0]) != NULL);
|
|
|
3463 }
|
|
|
3464
|
|
|
3465 /*
|
|
|
3466 * "buflisted(expr)" function
|
|
|
3467 */
|
|
|
3468 static void
|
|
|
3469 f_buflisted(argvars, retvar)
|
|
|
3470 VAR argvars;
|
|
|
3471 VAR retvar;
|
|
|
3472 {
|
|
|
3473 buf_T *buf;
|
|
|
3474
|
|
|
3475 buf = find_buffer(&argvars[0]);
|
|
|
3476 retvar->var_val.var_number = (buf != NULL && buf->b_p_bl);
|
|
|
3477 }
|
|
|
3478
|
|
|
3479 /*
|
|
|
3480 * "bufloaded(expr)" function
|
|
|
3481 */
|
|
|
3482 static void
|
|
|
3483 f_bufloaded(argvars, retvar)
|
|
|
3484 VAR argvars;
|
|
|
3485 VAR retvar;
|
|
|
3486 {
|
|
|
3487 buf_T *buf;
|
|
|
3488
|
|
|
3489 buf = find_buffer(&argvars[0]);
|
|
|
3490 retvar->var_val.var_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
|
3491 }
|
|
|
3492
|
|
|
3493 /*
|
|
|
3494 * Get buffer by number or pattern.
|
|
|
3495 */
|
|
|
3496 static buf_T *
|
|
|
3497 get_buf_var(avar)
|
|
|
3498 VAR avar;
|
|
|
3499 {
|
|
|
3500 char_u *name = avar->var_val.var_string;
|
|
|
3501 int save_magic;
|
|
|
3502 char_u *save_cpo;
|
|
|
3503 buf_T *buf;
|
|
|
3504
|
|
|
3505 if (avar->var_type == VAR_NUMBER)
|
|
|
3506 return buflist_findnr((int)avar->var_val.var_number);
|
|
|
3507 if (name == NULL || *name == NUL)
|
|
|
3508 return curbuf;
|
|
|
3509 if (name[0] == '$' && name[1] == NUL)
|
|
|
3510 return lastbuf;
|
|
|
3511
|
|
|
3512 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
3513 save_magic = p_magic;
|
|
|
3514 p_magic = TRUE;
|
|
|
3515 save_cpo = p_cpo;
|
|
|
3516 p_cpo = (char_u *)"";
|
|
|
3517
|
|
|
3518 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
3519 TRUE, FALSE));
|
|
|
3520
|
|
|
3521 p_magic = save_magic;
|
|
|
3522 p_cpo = save_cpo;
|
|
|
3523
|
|
|
3524 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
3525 if (buf == NULL)
|
|
|
3526 buf = find_buffer(avar);
|
|
|
3527
|
|
|
3528 return buf;
|
|
|
3529 }
|
|
|
3530
|
|
|
3531 /*
|
|
|
3532 * "bufname(expr)" function
|
|
|
3533 */
|
|
|
3534 static void
|
|
|
3535 f_bufname(argvars, retvar)
|
|
|
3536 VAR argvars;
|
|
|
3537 VAR retvar;
|
|
|
3538 {
|
|
|
3539 buf_T *buf;
|
|
|
3540
|
|
|
3541 ++emsg_off;
|
|
|
3542 buf = get_buf_var(&argvars[0]);
|
|
|
3543 retvar->var_type = VAR_STRING;
|
|
|
3544 if (buf != NULL && buf->b_fname != NULL)
|
|
|
3545 retvar->var_val.var_string = vim_strsave(buf->b_fname);
|
|
|
3546 else
|
|
|
3547 retvar->var_val.var_string = NULL;
|
|
|
3548 --emsg_off;
|
|
|
3549 }
|
|
|
3550
|
|
|
3551 /*
|
|
|
3552 * "bufnr(expr)" function
|
|
|
3553 */
|
|
|
3554 static void
|
|
|
3555 f_bufnr(argvars, retvar)
|
|
|
3556 VAR argvars;
|
|
|
3557 VAR retvar;
|
|
|
3558 {
|
|
|
3559 buf_T *buf;
|
|
|
3560
|
|
|
3561 ++emsg_off;
|
|
|
3562 buf = get_buf_var(&argvars[0]);
|
|
|
3563 if (buf != NULL)
|
|
|
3564 retvar->var_val.var_number = buf->b_fnum;
|
|
|
3565 else
|
|
|
3566 retvar->var_val.var_number = -1;
|
|
|
3567 --emsg_off;
|
|
|
3568 }
|
|
|
3569
|
|
|
3570 /*
|
|
|
3571 * "bufwinnr(nr)" function
|
|
|
3572 */
|
|
|
3573 static void
|
|
|
3574 f_bufwinnr(argvars, retvar)
|
|
|
3575 VAR argvars;
|
|
|
3576 VAR retvar;
|
|
|
3577 {
|
|
|
3578 #ifdef FEAT_WINDOWS
|
|
|
3579 win_T *wp;
|
|
|
3580 int winnr = 0;
|
|
|
3581 #endif
|
|
|
3582 buf_T *buf;
|
|
|
3583
|
|
|
3584 ++emsg_off;
|
|
|
3585 buf = get_buf_var(&argvars[0]);
|
|
|
3586 #ifdef FEAT_WINDOWS
|
|
|
3587 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
3588 {
|
|
|
3589 ++winnr;
|
|
|
3590 if (wp->w_buffer == buf)
|
|
|
3591 break;
|
|
|
3592 }
|
|
|
3593 retvar->var_val.var_number = (wp != NULL ? winnr : -1);
|
|
|
3594 #else
|
|
|
3595 retvar->var_val.var_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
|
3596 #endif
|
|
|
3597 --emsg_off;
|
|
|
3598 }
|
|
|
3599
|
|
|
3600 /*
|
|
|
3601 * "byte2line(byte)" function
|
|
|
3602 */
|
|
|
3603 /*ARGSUSED*/
|
|
|
3604 static void
|
|
|
3605 f_byte2line(argvars, retvar)
|
|
|
3606 VAR argvars;
|
|
|
3607 VAR retvar;
|
|
|
3608 {
|
|
|
3609 #ifndef FEAT_BYTEOFF
|
|
|
3610 retvar->var_val.var_number = -1;
|
|
|
3611 #else
|
|
|
3612 long boff = 0;
|
|
|
3613
|
|
|
3614 boff = get_var_number(&argvars[0]) - 1;
|
|
|
3615 if (boff < 0)
|
|
|
3616 retvar->var_val.var_number = -1;
|
|
|
3617 else
|
|
|
3618 retvar->var_val.var_number = ml_find_line_or_offset(curbuf,
|
|
|
3619 (linenr_T)0, &boff);
|
|
|
3620 #endif
|
|
|
3621 }
|
|
|
3622
|
|
|
3623 /*
|
|
18
|
3624 * "byteidx()" function
|
|
|
3625 */
|
|
|
3626 /*ARGSUSED*/
|
|
|
3627 static void
|
|
|
3628 f_byteidx(argvars, retvar)
|
|
|
3629 VAR argvars;
|
|
|
3630 VAR retvar;
|
|
|
3631 {
|
|
|
3632 #ifdef FEAT_MBYTE
|
|
|
3633 char_u *t;
|
|
|
3634 #endif
|
|
|
3635 char_u *str;
|
|
|
3636 long idx;
|
|
|
3637
|
|
|
3638 str = get_var_string(&argvars[0]);
|
|
|
3639 idx = get_var_number(&argvars[1]);
|
|
|
3640 retvar->var_val.var_number = -1;
|
|
|
3641 if (idx < 0)
|
|
|
3642 return;
|
|
|
3643
|
|
|
3644 #ifdef FEAT_MBYTE
|
|
|
3645 t = str;
|
|
|
3646 for ( ; idx > 0; idx--)
|
|
|
3647 {
|
|
|
3648 if (*t == NUL) /* EOL reached */
|
|
|
3649 return;
|
|
|
3650 t += mb_ptr2len_check(t);
|
|
|
3651 }
|
|
|
3652 retvar->var_val.var_number = t - str;
|
|
|
3653 #else
|
|
|
3654 if (idx <= STRLEN(str))
|
|
|
3655 retvar->var_val.var_number = idx;
|
|
|
3656 #endif
|
|
|
3657 }
|
|
|
3658
|
|
|
3659 /*
|
|
7
|
3660 * "char2nr(string)" function
|
|
|
3661 */
|
|
|
3662 static void
|
|
|
3663 f_char2nr(argvars, retvar)
|
|
|
3664 VAR argvars;
|
|
|
3665 VAR retvar;
|
|
|
3666 {
|
|
|
3667 #ifdef FEAT_MBYTE
|
|
|
3668 if (has_mbyte)
|
|
|
3669 retvar->var_val.var_number =
|
|
|
3670 (*mb_ptr2char)(get_var_string(&argvars[0]));
|
|
|
3671 else
|
|
|
3672 #endif
|
|
|
3673 retvar->var_val.var_number = get_var_string(&argvars[0])[0];
|
|
|
3674 }
|
|
|
3675
|
|
|
3676 /*
|
|
|
3677 * "cindent(lnum)" function
|
|
|
3678 */
|
|
|
3679 static void
|
|
|
3680 f_cindent(argvars, retvar)
|
|
|
3681 VAR argvars;
|
|
|
3682 VAR retvar;
|
|
|
3683 {
|
|
|
3684 #ifdef FEAT_CINDENT
|
|
|
3685 pos_T pos;
|
|
|
3686 linenr_T lnum;
|
|
|
3687
|
|
|
3688 pos = curwin->w_cursor;
|
|
|
3689 lnum = get_var_lnum(argvars);
|
|
|
3690 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
3691 {
|
|
|
3692 curwin->w_cursor.lnum = lnum;
|
|
|
3693 retvar->var_val.var_number = get_c_indent();
|
|
|
3694 curwin->w_cursor = pos;
|
|
|
3695 }
|
|
|
3696 else
|
|
|
3697 #endif
|
|
|
3698 retvar->var_val.var_number = -1;
|
|
|
3699 }
|
|
|
3700
|
|
|
3701 /*
|
|
|
3702 * "col(string)" function
|
|
|
3703 */
|
|
|
3704 static void
|
|
|
3705 f_col(argvars, retvar)
|
|
|
3706 VAR argvars;
|
|
|
3707 VAR retvar;
|
|
|
3708 {
|
|
|
3709 colnr_T col = 0;
|
|
|
3710 pos_T *fp;
|
|
|
3711
|
|
|
3712 fp = var2fpos(&argvars[0], FALSE);
|
|
|
3713 if (fp != NULL)
|
|
|
3714 {
|
|
|
3715 if (fp->col == MAXCOL)
|
|
|
3716 {
|
|
|
3717 /* '> can be MAXCOL, get the length of the line then */
|
|
|
3718 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
3719 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
3720 else
|
|
|
3721 col = MAXCOL;
|
|
|
3722 }
|
|
|
3723 else
|
|
|
3724 {
|
|
|
3725 col = fp->col + 1;
|
|
|
3726 #ifdef FEAT_VIRTUALEDIT
|
|
|
3727 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
3728 * because of "coladd" can be seen as an extra column. */
|
|
|
3729 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
3730 {
|
|
|
3731 char_u *p = ml_get_cursor();
|
|
|
3732
|
|
|
3733 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
3734 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
3735 {
|
|
|
3736 # ifdef FEAT_MBYTE
|
|
|
3737 int l;
|
|
|
3738
|
|
|
3739 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
3740 col += l;
|
|
|
3741 # else
|
|
|
3742 if (*p != NUL && p[1] == NUL)
|
|
|
3743 ++col;
|
|
|
3744 # endif
|
|
|
3745 }
|
|
|
3746 }
|
|
|
3747 #endif
|
|
|
3748 }
|
|
|
3749 }
|
|
|
3750 retvar->var_val.var_number = col;
|
|
|
3751 }
|
|
|
3752
|
|
|
3753 /*
|
|
|
3754 * "confirm(message, buttons[, default [, type]])" function
|
|
|
3755 */
|
|
|
3756 /*ARGSUSED*/
|
|
|
3757 static void
|
|
|
3758 f_confirm(argvars, retvar)
|
|
|
3759 VAR argvars;
|
|
|
3760 VAR retvar;
|
|
|
3761 {
|
|
|
3762 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
3763 char_u *message;
|
|
|
3764 char_u *buttons = NULL;
|
|
|
3765 char_u buf[NUMBUFLEN];
|
|
|
3766 char_u buf2[NUMBUFLEN];
|
|
|
3767 int def = 1;
|
|
|
3768 int type = VIM_GENERIC;
|
|
|
3769 int c;
|
|
|
3770
|
|
|
3771 message = get_var_string(&argvars[0]);
|
|
|
3772 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
3773 {
|
|
|
3774 buttons = get_var_string_buf(&argvars[1], buf);
|
|
|
3775 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
3776 {
|
|
|
3777 def = get_var_number(&argvars[2]);
|
|
|
3778 if (argvars[3].var_type != VAR_UNKNOWN)
|
|
|
3779 {
|
|
|
3780 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
|
3781 c = *get_var_string_buf(&argvars[3], buf2);
|
|
|
3782 switch (TOUPPER_ASC(c))
|
|
|
3783 {
|
|
|
3784 case 'E': type = VIM_ERROR; break;
|
|
|
3785 case 'Q': type = VIM_QUESTION; break;
|
|
|
3786 case 'I': type = VIM_INFO; break;
|
|
|
3787 case 'W': type = VIM_WARNING; break;
|
|
|
3788 case 'G': type = VIM_GENERIC; break;
|
|
|
3789 }
|
|
|
3790 }
|
|
|
3791 }
|
|
|
3792 }
|
|
|
3793
|
|
|
3794 if (buttons == NULL || *buttons == NUL)
|
|
|
3795 buttons = (char_u *)_("&Ok");
|
|
|
3796
|
|
|
3797 retvar->var_val.var_number = do_dialog(type, NULL, message, buttons,
|
|
|
3798 def, NULL);
|
|
|
3799 #else
|
|
|
3800 retvar->var_val.var_number = 0;
|
|
|
3801 #endif
|
|
|
3802 }
|
|
|
3803
|
|
|
3804
|
|
|
3805 /*
|
|
|
3806 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
3807 *
|
|
|
3808 * Checks the existence of a cscope connection.
|
|
|
3809 */
|
|
|
3810 /*ARGSUSED*/
|
|
|
3811 static void
|
|
|
3812 f_cscope_connection(argvars, retvar)
|
|
|
3813 VAR argvars;
|
|
|
3814 VAR retvar;
|
|
|
3815 {
|
|
|
3816 #ifdef FEAT_CSCOPE
|
|
|
3817 int num = 0;
|
|
|
3818 char_u *dbpath = NULL;
|
|
|
3819 char_u *prepend = NULL;
|
|
|
3820 char_u buf[NUMBUFLEN];
|
|
|
3821
|
|
|
3822 if (argvars[0].var_type != VAR_UNKNOWN
|
|
|
3823 && argvars[1].var_type != VAR_UNKNOWN)
|
|
|
3824 {
|
|
|
3825 num = (int)get_var_number(&argvars[0]);
|
|
|
3826 dbpath = get_var_string(&argvars[1]);
|
|
|
3827 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
3828 prepend = get_var_string_buf(&argvars[2], buf);
|
|
|
3829 }
|
|
|
3830
|
|
|
3831 retvar->var_val.var_number = cs_connection(num, dbpath, prepend);
|
|
|
3832 #else
|
|
|
3833 retvar->var_val.var_number = 0;
|
|
|
3834 #endif
|
|
|
3835 }
|
|
|
3836
|
|
|
3837 /*
|
|
|
3838 * "cursor(lnum, col)" function
|
|
|
3839 *
|
|
|
3840 * Moves the cursor to the specified line and column
|
|
|
3841 */
|
|
|
3842 /*ARGSUSED*/
|
|
|
3843 static void
|
|
|
3844 f_cursor(argvars, retvar)
|
|
|
3845 VAR argvars;
|
|
|
3846 VAR retvar;
|
|
|
3847 {
|
|
|
3848 long line, col;
|
|
|
3849
|
|
|
3850 line = get_var_lnum(argvars);
|
|
|
3851 if (line > 0)
|
|
|
3852 curwin->w_cursor.lnum = line;
|
|
|
3853 col = get_var_number(&argvars[1]);
|
|
|
3854 if (col > 0)
|
|
|
3855 curwin->w_cursor.col = col - 1;
|
|
|
3856 #ifdef FEAT_VIRTUALEDIT
|
|
|
3857 curwin->w_cursor.coladd = 0;
|
|
|
3858 #endif
|
|
|
3859
|
|
|
3860 /* Make sure the cursor is in a valid position. */
|
|
|
3861 check_cursor();
|
|
|
3862 #ifdef FEAT_MBYTE
|
|
|
3863 /* Correct cursor for multi-byte character. */
|
|
|
3864 if (has_mbyte)
|
|
|
3865 mb_adjust_cursor();
|
|
|
3866 #endif
|
|
10
|
3867
|
|
|
3868 curwin->w_set_curswant = TRUE;
|
|
7
|
3869 }
|
|
|
3870
|
|
|
3871 /*
|
|
|
3872 * "libcall()" function
|
|
|
3873 */
|
|
|
3874 static void
|
|
|
3875 f_libcall(argvars, retvar)
|
|
|
3876 VAR argvars;
|
|
|
3877 VAR retvar;
|
|
|
3878 {
|
|
|
3879 libcall_common(argvars, retvar, VAR_STRING);
|
|
|
3880 }
|
|
|
3881
|
|
|
3882 /*
|
|
|
3883 * "libcallnr()" function
|
|
|
3884 */
|
|
|
3885 static void
|
|
|
3886 f_libcallnr(argvars, retvar)
|
|
|
3887 VAR argvars;
|
|
|
3888 VAR retvar;
|
|
|
3889 {
|
|
|
3890 libcall_common(argvars, retvar, VAR_NUMBER);
|
|
|
3891 }
|
|
|
3892
|
|
|
3893 static void
|
|
|
3894 libcall_common(argvars, retvar, type)
|
|
|
3895 VAR argvars;
|
|
|
3896 VAR retvar;
|
|
|
3897 int type;
|
|
|
3898 {
|
|
|
3899 #ifdef FEAT_LIBCALL
|
|
|
3900 char_u *string_in;
|
|
|
3901 char_u **string_result;
|
|
|
3902 int nr_result;
|
|
|
3903 #endif
|
|
|
3904
|
|
|
3905 retvar->var_type = type;
|
|
|
3906 if (type == VAR_NUMBER)
|
|
|
3907 retvar->var_val.var_number = 0;
|
|
|
3908 else
|
|
|
3909 retvar->var_val.var_string = NULL;
|
|
|
3910
|
|
|
3911 if (check_restricted() || check_secure())
|
|
|
3912 return;
|
|
|
3913
|
|
|
3914 #ifdef FEAT_LIBCALL
|
|
|
3915 /* The first two args must be strings, otherwise its meaningless */
|
|
|
3916 if (argvars[0].var_type == VAR_STRING && argvars[1].var_type == VAR_STRING)
|
|
|
3917 {
|
|
|
3918 if (argvars[2].var_type == VAR_NUMBER)
|
|
|
3919 string_in = NULL;
|
|
|
3920 else
|
|
|
3921 string_in = argvars[2].var_val.var_string;
|
|
|
3922 if (type == VAR_NUMBER)
|
|
|
3923 string_result = NULL;
|
|
|
3924 else
|
|
|
3925 string_result = &retvar->var_val.var_string;
|
|
|
3926 if (mch_libcall(argvars[0].var_val.var_string,
|
|
|
3927 argvars[1].var_val.var_string,
|
|
|
3928 string_in,
|
|
|
3929 argvars[2].var_val.var_number,
|
|
|
3930 string_result,
|
|
|
3931 &nr_result) == OK
|
|
|
3932 && type == VAR_NUMBER)
|
|
|
3933 retvar->var_val.var_number = nr_result;
|
|
|
3934 }
|
|
|
3935 #endif
|
|
|
3936 }
|
|
|
3937
|
|
|
3938 /*
|
|
|
3939 * "delete()" function
|
|
|
3940 */
|
|
|
3941 static void
|
|
|
3942 f_delete(argvars, retvar)
|
|
|
3943 VAR argvars;
|
|
|
3944 VAR retvar;
|
|
|
3945 {
|
|
|
3946 if (check_restricted() || check_secure())
|
|
|
3947 retvar->var_val.var_number = -1;
|
|
|
3948 else
|
|
|
3949 retvar->var_val.var_number = mch_remove(get_var_string(&argvars[0]));
|
|
|
3950 }
|
|
|
3951
|
|
|
3952 /*
|
|
|
3953 * "did_filetype()" function
|
|
|
3954 */
|
|
|
3955 /*ARGSUSED*/
|
|
|
3956 static void
|
|
|
3957 f_did_filetype(argvars, retvar)
|
|
|
3958 VAR argvars;
|
|
|
3959 VAR retvar;
|
|
|
3960 {
|
|
|
3961 #ifdef FEAT_AUTOCMD
|
|
|
3962 retvar->var_val.var_number = did_filetype;
|
|
|
3963 #else
|
|
|
3964 retvar->var_val.var_number = 0;
|
|
|
3965 #endif
|
|
|
3966 }
|
|
|
3967
|
|
|
3968 /*
|
|
32
|
3969 * "diff_filler()" function
|
|
|
3970 */
|
|
|
3971 /*ARGSUSED*/
|
|
|
3972 static void
|
|
|
3973 f_diff_filler(argvars, retvar)
|
|
|
3974 VAR argvars;
|
|
|
3975 VAR retvar;
|
|
|
3976 {
|
|
|
3977 #ifdef FEAT_DIFF
|
|
|
3978 retvar->var_val.var_number = diff_check_fill(curwin, get_var_lnum(argvars));
|
|
|
3979 #endif
|
|
|
3980 }
|
|
|
3981
|
|
|
3982 /*
|
|
|
3983 * "diff_hlID()" function
|
|
|
3984 */
|
|
|
3985 /*ARGSUSED*/
|
|
|
3986 static void
|
|
|
3987 f_diff_hlID(argvars, retvar)
|
|
|
3988 VAR argvars;
|
|
|
3989 VAR retvar;
|
|
|
3990 {
|
|
|
3991 #ifdef FEAT_DIFF
|
|
|
3992 linenr_T lnum = get_var_lnum(argvars);
|
|
|
3993 static linenr_T prev_lnum = 0;
|
|
|
3994 static int changedtick = 0;
|
|
|
3995 static int fnum = 0;
|
|
|
3996 static int change_start = 0;
|
|
|
3997 static int change_end = 0;
|
|
|
3998 static enum hlf_value hlID = 0;
|
|
|
3999 int filler_lines;
|
|
|
4000 int col;
|
|
|
4001
|
|
|
4002 if (lnum != prev_lnum
|
|
|
4003 || changedtick != curbuf->b_changedtick
|
|
|
4004 || fnum != curbuf->b_fnum)
|
|
|
4005 {
|
|
|
4006 /* New line, buffer, change: need to get the values. */
|
|
|
4007 filler_lines = diff_check(curwin, lnum);
|
|
|
4008 if (filler_lines < 0)
|
|
|
4009 {
|
|
|
4010 if (filler_lines == -1)
|
|
|
4011 {
|
|
|
4012 change_start = MAXCOL;
|
|
|
4013 change_end = -1;
|
|
|
4014 if (diff_find_change(curwin, lnum, &change_start, &change_end))
|
|
|
4015 hlID = HLF_ADD; /* added line */
|
|
|
4016 else
|
|
|
4017 hlID = HLF_CHD; /* changed line */
|
|
|
4018 }
|
|
|
4019 else
|
|
|
4020 hlID = HLF_ADD; /* added line */
|
|
|
4021 }
|
|
|
4022 else
|
|
|
4023 hlID = (enum hlf_value)0;
|
|
|
4024 prev_lnum = lnum;
|
|
|
4025 changedtick = curbuf->b_changedtick;
|
|
|
4026 fnum = curbuf->b_fnum;
|
|
|
4027 }
|
|
|
4028
|
|
|
4029 if (hlID == HLF_CHD || hlID == HLF_TXD)
|
|
|
4030 {
|
|
|
4031 col = get_var_number(&argvars[1]) - 1;
|
|
|
4032 if (col >= change_start && col <= change_end)
|
|
|
4033 hlID = HLF_TXD; /* changed text */
|
|
|
4034 else
|
|
|
4035 hlID = HLF_CHD; /* changed line */
|
|
|
4036 }
|
|
|
4037 retvar->var_val.var_number = hlID == (enum hlf_value)0 ? 0 : (int)hlID;
|
|
|
4038 #endif
|
|
|
4039 }
|
|
|
4040
|
|
|
4041 /*
|
|
7
|
4042 * "escape({string}, {chars})" function
|
|
|
4043 */
|
|
|
4044 static void
|
|
|
4045 f_escape(argvars, retvar)
|
|
|
4046 VAR argvars;
|
|
|
4047 VAR retvar;
|
|
|
4048 {
|
|
|
4049 char_u buf[NUMBUFLEN];
|
|
|
4050
|
|
|
4051 retvar->var_val.var_string =
|
|
|
4052 vim_strsave_escaped(get_var_string(&argvars[0]),
|
|
|
4053 get_var_string_buf(&argvars[1], buf));
|
|
|
4054 retvar->var_type = VAR_STRING;
|
|
|
4055 }
|
|
|
4056
|
|
|
4057 /*
|
|
|
4058 * "eventhandler()" function
|
|
|
4059 */
|
|
|
4060 /*ARGSUSED*/
|
|
|
4061 static void
|
|
|
4062 f_eventhandler(argvars, retvar)
|
|
|
4063 VAR argvars;
|
|
|
4064 VAR retvar;
|
|
|
4065 {
|
|
|
4066 retvar->var_val.var_number = vgetc_busy;
|
|
|
4067 }
|
|
|
4068
|
|
|
4069 /*
|
|
|
4070 * "executable()" function
|
|
|
4071 */
|
|
|
4072 static void
|
|
|
4073 f_executable(argvars, retvar)
|
|
|
4074 VAR argvars;
|
|
|
4075 VAR retvar;
|
|
|
4076 {
|
|
|
4077 retvar->var_val.var_number = mch_can_exe(get_var_string(&argvars[0]));
|
|
|
4078 }
|
|
|
4079
|
|
|
4080 /*
|
|
|
4081 * "exists()" function
|
|
|
4082 */
|
|
|
4083 static void
|
|
|
4084 f_exists(argvars, retvar)
|
|
|
4085 VAR argvars;
|
|
|
4086 VAR retvar;
|
|
|
4087 {
|
|
|
4088 char_u *p;
|
|
|
4089 char_u *name;
|
|
|
4090 int n = FALSE;
|
|
|
4091 int len = 0;
|
|
|
4092
|
|
|
4093 p = get_var_string(&argvars[0]);
|
|
|
4094 if (*p == '$') /* environment variable */
|
|
|
4095 {
|
|
|
4096 /* first try "normal" environment variables (fast) */
|
|
|
4097 if (mch_getenv(p + 1) != NULL)
|
|
|
4098 n = TRUE;
|
|
|
4099 else
|
|
|
4100 {
|
|
|
4101 /* try expanding things like $VIM and ${HOME} */
|
|
|
4102 p = expand_env_save(p);
|
|
|
4103 if (p != NULL && *p != '$')
|
|
|
4104 n = TRUE;
|
|
|
4105 vim_free(p);
|
|
|
4106 }
|
|
|
4107 }
|
|
|
4108 else if (*p == '&' || *p == '+') /* option */
|
|
|
4109 n = (get_option_var(&p, NULL, TRUE) == OK);
|
|
|
4110 else if (*p == '*') /* internal or user defined function */
|
|
|
4111 {
|
|
|
4112 ++p;
|
|
|
4113 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
4114 if (p != NULL)
|
|
|
4115 {
|
|
|
4116 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
4117 n = (find_func(p) != NULL);
|
|
|
4118 else if (ASCII_ISLOWER(*p))
|
|
|
4119 n = (find_internal_func(p) >= 0);
|
|
|
4120 vim_free(p);
|
|
|
4121 }
|
|
|
4122 }
|
|
|
4123 else if (*p == ':')
|
|
|
4124 {
|
|
|
4125 n = cmd_exists(p + 1);
|
|
|
4126 }
|
|
|
4127 else if (*p == '#')
|
|
|
4128 {
|
|
|
4129 #ifdef FEAT_AUTOCMD
|
|
|
4130 name = p + 1;
|
|
|
4131 p = vim_strchr(name, '#');
|
|
|
4132 if (p != NULL)
|
|
|
4133 n = au_exists(name, p, p + 1);
|
|
|
4134 else
|
|
|
4135 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
4136 #endif
|
|
|
4137 }
|
|
|
4138 else /* internal variable */
|
|
|
4139 {
|
|
|
4140 #ifdef FEAT_MAGIC_BRACES
|
|
|
4141 char_u *expr_start;
|
|
|
4142 char_u *expr_end;
|
|
|
4143 char_u *temp_string = NULL;
|
|
|
4144 char_u *s;
|
|
|
4145 #endif
|
|
|
4146 name = p;
|
|
|
4147
|
|
|
4148 #ifdef FEAT_MAGIC_BRACES
|
|
|
4149 /* Find the end of the name. */
|
|
|
4150 s = find_name_end(name, &expr_start, &expr_end);
|
|
|
4151 if (expr_start != NULL)
|
|
|
4152 {
|
|
|
4153 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
4154 if (temp_string != NULL)
|
|
|
4155 {
|
|
|
4156 len = STRLEN(temp_string);
|
|
|
4157 name = temp_string;
|
|
|
4158 }
|
|
|
4159 }
|
|
|
4160 #endif
|
|
|
4161 if (len == 0)
|
|
|
4162 len = get_id_len(&p);
|
|
|
4163 if (len != 0)
|
|
|
4164 n = (get_var_var(name, len, NULL) == OK);
|
|
|
4165
|
|
|
4166 #ifdef FEAT_MAGIC_BRACES
|
|
|
4167 vim_free(temp_string);
|
|
|
4168 #endif
|
|
|
4169 }
|
|
|
4170
|
|
|
4171 retvar->var_val.var_number = n;
|
|
|
4172 }
|
|
|
4173
|
|
|
4174 /*
|
|
|
4175 * "expand()" function
|
|
|
4176 */
|
|
|
4177 static void
|
|
|
4178 f_expand(argvars, retvar)
|
|
|
4179 VAR argvars;
|
|
|
4180 VAR retvar;
|
|
|
4181 {
|
|
|
4182 char_u *s;
|
|
|
4183 int len;
|
|
|
4184 char_u *errormsg;
|
|
|
4185 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
4186 expand_T xpc;
|
|
|
4187
|
|
|
4188 retvar->var_type = VAR_STRING;
|
|
|
4189 s = get_var_string(&argvars[0]);
|
|
|
4190 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
4191 {
|
|
|
4192 ++emsg_off;
|
|
|
4193 retvar->var_val.var_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
|
4194 --emsg_off;
|
|
|
4195 }
|
|
|
4196 else
|
|
|
4197 {
|
|
|
4198 /* When the optional second argument is non-zero, don't remove matches
|
|
|
4199 * for 'suffixes' and 'wildignore' */
|
|
|
4200 if (argvars[1].var_type != VAR_UNKNOWN && get_var_number(&argvars[1]))
|
|
|
4201 flags |= WILD_KEEP_ALL;
|
|
|
4202 ExpandInit(&xpc);
|
|
|
4203 xpc.xp_context = EXPAND_FILES;
|
|
|
4204 retvar->var_val.var_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
|
4205 ExpandCleanup(&xpc);
|
|
|
4206 }
|
|
|
4207 }
|
|
|
4208
|
|
|
4209 /*
|
|
|
4210 * "filereadable()" function
|
|
|
4211 */
|
|
|
4212 static void
|
|
|
4213 f_filereadable(argvars, retvar)
|
|
|
4214 VAR argvars;
|
|
|
4215 VAR retvar;
|
|
|
4216 {
|
|
|
4217 FILE *fd;
|
|
|
4218 char_u *p;
|
|
|
4219 int n;
|
|
|
4220
|
|
|
4221 p = get_var_string(&argvars[0]);
|
|
|
4222 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
4223 {
|
|
|
4224 n = TRUE;
|
|
|
4225 fclose(fd);
|
|
|
4226 }
|
|
|
4227 else
|
|
|
4228 n = FALSE;
|
|
|
4229
|
|
|
4230 retvar->var_val.var_number = n;
|
|
|
4231 }
|
|
|
4232
|
|
|
4233 /*
|
|
|
4234 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
4235 * rights to write into.
|
|
|
4236 */
|
|
|
4237 static void
|
|
|
4238 f_filewritable(argvars, retvar)
|
|
|
4239 VAR argvars;
|
|
|
4240 VAR retvar;
|
|
|
4241 {
|
|
|
4242 char_u *p;
|
|
|
4243 int retval = 0;
|
|
|
4244 #if defined(UNIX) || defined(VMS)
|
|
|
4245 int perm = 0;
|
|
|
4246 #endif
|
|
|
4247
|
|
|
4248 p = get_var_string(&argvars[0]);
|
|
|
4249 #if defined(UNIX) || defined(VMS)
|
|
|
4250 perm = mch_getperm(p);
|
|
|
4251 #endif
|
|
|
4252 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
4253 if (
|
|
|
4254 # ifdef WIN3264
|
|
|
4255 mch_writable(p) &&
|
|
|
4256 # else
|
|
|
4257 # if defined(UNIX) || defined(VMS)
|
|
|
4258 (perm & 0222) &&
|
|
|
4259 # endif
|
|
|
4260 # endif
|
|
|
4261 mch_access((char *)p, W_OK) == 0
|
|
|
4262 )
|
|
|
4263 #endif
|
|
|
4264 {
|
|
|
4265 ++retval;
|
|
|
4266 if (mch_isdir(p))
|
|
|
4267 ++retval;
|
|
|
4268 }
|
|
|
4269 retvar->var_val.var_number = retval;
|
|
|
4270 }
|
|
|
4271
|
|
|
4272 /*
|
|
19
|
4273 * "finddir({fname}[, {path}[, {count}]])" function
|
|
|
4274 */
|
|
|
4275 static void
|
|
|
4276 f_finddir(argvars, retvar)
|
|
|
4277 VAR argvars;
|
|
|
4278 VAR retvar;
|
|
|
4279 {
|
|
|
4280 f_findfilendir(argvars, retvar, TRUE);
|
|
|
4281 }
|
|
|
4282
|
|
|
4283 /*
|
|
|
4284 * "findfile({fname}[, {path}[, {count}]])" function
|
|
|
4285 */
|
|
|
4286 static void
|
|
|
4287 f_findfile(argvars, retvar)
|
|
|
4288 VAR argvars;
|
|
|
4289 VAR retvar;
|
|
|
4290 {
|
|
|
4291 f_findfilendir(argvars, retvar, FALSE);
|
|
|
4292 }
|
|
|
4293
|
|
|
4294 static void
|
|
|
4295 f_findfilendir(argvars, retvar, dir)
|
|
|
4296 VAR argvars;
|
|
|
4297 VAR retvar;
|
|
|
4298 int dir;
|
|
|
4299 {
|
|
|
4300 #ifdef FEAT_SEARCHPATH
|
|
|
4301 char_u *fname;
|
|
|
4302 char_u *fresult = NULL;
|
|
|
4303 char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
|
|
|
4304 char_u *p;
|
|
|
4305 char_u pathbuf[NUMBUFLEN];
|
|
|
4306 int count = 1;
|
|
|
4307 int first = TRUE;
|
|
|
4308
|
|
|
4309 fname = get_var_string(&argvars[0]);
|
|
|
4310
|
|
|
4311 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
4312 {
|
|
|
4313 p = get_var_string_buf(&argvars[1], pathbuf);
|
|
|
4314 if (*p != NUL)
|
|
|
4315 path = p;
|
|
|
4316
|
|
|
4317 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
4318 count = get_var_number(&argvars[2]);
|
|
|
4319 }
|
|
|
4320
|
|
|
4321 do
|
|
|
4322 {
|
|
|
4323 vim_free(fresult);
|
|
|
4324 fresult = find_file_in_path_option(first ? fname : NULL,
|
|
|
4325 first ? (int)STRLEN(fname) : 0,
|
|
|
4326 0, first, path, dir, NULL);
|
|
|
4327 first = FALSE;
|
|
|
4328 } while (--count > 0 && fresult != NULL);
|
|
|
4329
|
|
|
4330 retvar->var_val.var_string = fresult;
|
|
|
4331 #else
|
|
|
4332 retvar->var_val.var_string = NULL;
|
|
|
4333 #endif
|
|
|
4334 retvar->var_type = VAR_STRING;
|
|
|
4335 }
|
|
|
4336
|
|
|
4337 /*
|
|
7
|
4338 * "fnamemodify({fname}, {mods})" function
|
|
|
4339 */
|
|
|
4340 static void
|
|
|
4341 f_fnamemodify(argvars, retvar)
|
|
|
4342 VAR argvars;
|
|
|
4343 VAR retvar;
|
|
|
4344 {
|
|
|
4345 char_u *fname;
|
|
|
4346 char_u *mods;
|
|
|
4347 int usedlen = 0;
|
|
|
4348 int len;
|
|
|
4349 char_u *fbuf = NULL;
|
|
|
4350 char_u buf[NUMBUFLEN];
|
|
|
4351
|
|
|
4352 fname = get_var_string(&argvars[0]);
|
|
|
4353 mods = get_var_string_buf(&argvars[1], buf);
|
|
|
4354 len = (int)STRLEN(fname);
|
|
|
4355
|
|
|
4356 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
4357
|
|
|
4358 retvar->var_type = VAR_STRING;
|
|
|
4359 if (fname == NULL)
|
|
|
4360 retvar->var_val.var_string = NULL;
|
|
|
4361 else
|
|
|
4362 retvar->var_val.var_string = vim_strnsave(fname, len);
|
|
|
4363 vim_free(fbuf);
|
|
|
4364 }
|
|
|
4365
|
|
|
4366 /*
|
|
|
4367 * "foldclosed()" function
|
|
|
4368 */
|
|
|
4369 static void
|
|
|
4370 f_foldclosed(argvars, retvar)
|
|
|
4371 VAR argvars;
|
|
|
4372 VAR retvar;
|
|
|
4373 {
|
|
|
4374 foldclosed_both(argvars, retvar, FALSE);
|
|
|
4375 }
|
|
|
4376
|
|
|
4377 /*
|
|
|
4378 * "foldclosedend()" function
|
|
|
4379 */
|
|
|
4380 static void
|
|
|
4381 f_foldclosedend(argvars, retvar)
|
|
|
4382 VAR argvars;
|
|
|
4383 VAR retvar;
|
|
|
4384 {
|
|
|
4385 foldclosed_both(argvars, retvar, TRUE);
|
|
|
4386 }
|
|
|
4387
|
|
|
4388 /*
|
|
|
4389 * "foldclosed()" function
|
|
|
4390 */
|
|
|
4391 static void
|
|
|
4392 foldclosed_both(argvars, retvar, end)
|
|
|
4393 VAR argvars;
|
|
|
4394 VAR retvar;
|
|
|
4395 int end;
|
|
|
4396 {
|
|
|
4397 #ifdef FEAT_FOLDING
|
|
|
4398 linenr_T lnum;
|
|
|
4399 linenr_T first, last;
|
|
|
4400
|
|
|
4401 lnum = get_var_lnum(argvars);
|
|
|
4402 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4403 {
|
|
|
4404 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
4405 {
|
|
|
4406 if (end)
|
|
|
4407 retvar->var_val.var_number = (varnumber_T)last;
|
|
|
4408 else
|
|
|
4409 retvar->var_val.var_number = (varnumber_T)first;
|
|
|
4410 return;
|
|
|
4411 }
|
|
|
4412 }
|
|
|
4413 #endif
|
|
|
4414 retvar->var_val.var_number = -1;
|
|
|
4415 }
|
|
|
4416
|
|
|
4417 /*
|
|
|
4418 * "foldlevel()" function
|
|
|
4419 */
|
|
|
4420 static void
|
|
|
4421 f_foldlevel(argvars, retvar)
|
|
|
4422 VAR argvars;
|
|
|
4423 VAR retvar;
|
|
|
4424 {
|
|
|
4425 #ifdef FEAT_FOLDING
|
|
|
4426 linenr_T lnum;
|
|
|
4427
|
|
|
4428 lnum = get_var_lnum(argvars);
|
|
|
4429 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4430 retvar->var_val.var_number = foldLevel(lnum);
|
|
|
4431 else
|
|
|
4432 #endif
|
|
|
4433 retvar->var_val.var_number = 0;
|
|
|
4434 }
|
|
|
4435
|
|
|
4436 /*
|
|
|
4437 * "foldtext()" function
|
|
|
4438 */
|
|
|
4439 /*ARGSUSED*/
|
|
|
4440 static void
|
|
|
4441 f_foldtext(argvars, retvar)
|
|
|
4442 VAR argvars;
|
|
|
4443 VAR retvar;
|
|
|
4444 {
|
|
|
4445 #ifdef FEAT_FOLDING
|
|
|
4446 linenr_T lnum;
|
|
|
4447 char_u *s;
|
|
|
4448 char_u *r;
|
|
|
4449 int len;
|
|
|
4450 char *txt;
|
|
|
4451 #endif
|
|
|
4452
|
|
|
4453 retvar->var_type = VAR_STRING;
|
|
|
4454 retvar->var_val.var_string = NULL;
|
|
|
4455 #ifdef FEAT_FOLDING
|
|
|
4456 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
4457 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
4458 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
4459 {
|
|
|
4460 /* Find first non-empty line in the fold. */
|
|
|
4461 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
4462 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
4463 {
|
|
|
4464 if (!linewhite(lnum))
|
|
|
4465 break;
|
|
|
4466 ++lnum;
|
|
|
4467 }
|
|
|
4468
|
|
|
4469 /* Find interesting text in this line. */
|
|
|
4470 s = skipwhite(ml_get(lnum));
|
|
|
4471 /* skip C comment-start */
|
|
|
4472 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
36
|
4473 {
|
|
7
|
4474 s = skipwhite(s + 2);
|
|
36
|
4475 if (*skipwhite(s) == NUL
|
|
|
4476 && lnum + 1 < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
4477 {
|
|
|
4478 s = skipwhite(ml_get(lnum + 1));
|
|
|
4479 if (*s == '*')
|
|
|
4480 s = skipwhite(s + 1);
|
|
|
4481 }
|
|
|
4482 }
|
|
7
|
4483 txt = _("+-%s%3ld lines: ");
|
|
|
4484 r = alloc((unsigned)(STRLEN(txt)
|
|
|
4485 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
4486 + 20 /* for %3ld */
|
|
|
4487 + STRLEN(s))); /* concatenated */
|
|
|
4488 if (r != NULL)
|
|
|
4489 {
|
|
|
4490 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
4491 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
4492 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
4493 len = (int)STRLEN(r);
|
|
|
4494 STRCAT(r, s);
|
|
|
4495 /* remove 'foldmarker' and 'commentstring' */
|
|
|
4496 foldtext_cleanup(r + len);
|
|
|
4497 retvar->var_val.var_string = r;
|
|
|
4498 }
|
|
|
4499 }
|
|
|
4500 #endif
|
|
|
4501 }
|
|
|
4502
|
|
|
4503 /*
|
|
29
|
4504 * "foldtextresult(lnum)" function
|
|
|
4505 */
|
|
|
4506 /*ARGSUSED*/
|
|
|
4507 static void
|
|
|
4508 f_foldtextresult(argvars, retvar)
|
|
|
4509 VAR argvars;
|
|
|
4510 VAR retvar;
|
|
|
4511 {
|
|
|
4512 #ifdef FEAT_FOLDING
|
|
|
4513 linenr_T lnum;
|
|
|
4514 char_u *text;
|
|
|
4515 char_u buf[51];
|
|
|
4516 foldinfo_T foldinfo;
|
|
|
4517 int fold_count;
|
|
|
4518 #endif
|
|
|
4519
|
|
|
4520 retvar->var_type = VAR_STRING;
|
|
|
4521 retvar->var_val.var_string = NULL;
|
|
|
4522 #ifdef FEAT_FOLDING
|
|
|
4523 lnum = get_var_lnum(argvars);
|
|
|
4524 fold_count = foldedCount(curwin, lnum, &foldinfo);
|
|
|
4525 if (fold_count > 0)
|
|
|
4526 {
|
|
|
4527 text = get_foldtext(curwin, lnum, lnum + fold_count - 1,
|
|
|
4528 &foldinfo, buf);
|
|
|
4529 if (text == buf)
|
|
|
4530 text = vim_strsave(text);
|
|
|
4531 retvar->var_val.var_string = text;
|
|
|
4532 }
|
|
|
4533 #endif
|
|
|
4534 }
|
|
|
4535
|
|
|
4536 /*
|
|
7
|
4537 * "foreground()" function
|
|
|
4538 */
|
|
|
4539 /*ARGSUSED*/
|
|
|
4540 static void
|
|
|
4541 f_foreground(argvars, retvar)
|
|
|
4542 VAR argvars;
|
|
|
4543 VAR retvar;
|
|
|
4544 {
|
|
|
4545 retvar->var_val.var_number = 0;
|
|
|
4546 #ifdef FEAT_GUI
|
|
|
4547 if (gui.in_use)
|
|
|
4548 gui_mch_set_foreground();
|
|
|
4549 #else
|
|
|
4550 # ifdef WIN32
|
|
|
4551 win32_set_foreground();
|
|
|
4552 # endif
|
|
|
4553 #endif
|
|
|
4554 }
|
|
|
4555
|
|
|
4556 /*
|
|
|
4557 * "getchar()" function
|
|
|
4558 */
|
|
|
4559 static void
|
|
|
4560 f_getchar(argvars, retvar)
|
|
|
4561 VAR argvars;
|
|
|
4562 VAR retvar;
|
|
|
4563 {
|
|
|
4564 varnumber_T n;
|
|
|
4565
|
|
|
4566 ++no_mapping;
|
|
|
4567 ++allow_keys;
|
|
|
4568 if (argvars[0].var_type == VAR_UNKNOWN)
|
|
|
4569 /* getchar(): blocking wait. */
|
|
|
4570 n = safe_vgetc();
|
|
|
4571 else if (get_var_number(&argvars[0]) == 1)
|
|
|
4572 /* getchar(1): only check if char avail */
|
|
|
4573 n = vpeekc();
|
|
|
4574 else if (vpeekc() == NUL)
|
|
|
4575 /* getchar(0) and no char avail: return zero */
|
|
|
4576 n = 0;
|
|
|
4577 else
|
|
|
4578 /* getchar(0) and char avail: return char */
|
|
|
4579 n = safe_vgetc();
|
|
|
4580 --no_mapping;
|
|
|
4581 --allow_keys;
|
|
|
4582
|
|
|
4583 retvar->var_val.var_number = n;
|
|
|
4584 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
4585 {
|
|
|
4586 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
4587 int i = 0;
|
|
|
4588
|
|
|
4589 /* Turn a special key into three bytes, plus modifier. */
|
|
|
4590 if (mod_mask != 0)
|
|
|
4591 {
|
|
|
4592 temp[i++] = K_SPECIAL;
|
|
|
4593 temp[i++] = KS_MODIFIER;
|
|
|
4594 temp[i++] = mod_mask;
|
|
|
4595 }
|
|
|
4596 if (IS_SPECIAL(n))
|
|
|
4597 {
|
|
|
4598 temp[i++] = K_SPECIAL;
|
|
|
4599 temp[i++] = K_SECOND(n);
|
|
|
4600 temp[i++] = K_THIRD(n);
|
|
|
4601 }
|
|
|
4602 #ifdef FEAT_MBYTE
|
|
|
4603 else if (has_mbyte)
|
|
|
4604 i += (*mb_char2bytes)(n, temp + i);
|
|
|
4605 #endif
|
|
|
4606 else
|
|
|
4607 temp[i++] = n;
|
|
|
4608 temp[i++] = NUL;
|
|
|
4609 retvar->var_type = VAR_STRING;
|
|
|
4610 retvar->var_val.var_string = vim_strsave(temp);
|
|
|
4611 }
|
|
|
4612 }
|
|
|
4613
|
|
|
4614 /*
|
|
|
4615 * "getcharmod()" function
|
|
|
4616 */
|
|
|
4617 /*ARGSUSED*/
|
|
|
4618 static void
|
|
|
4619 f_getcharmod(argvars, retvar)
|
|
|
4620 VAR argvars;
|
|
|
4621 VAR retvar;
|
|
|
4622 {
|
|
|
4623 retvar->var_val.var_number = mod_mask;
|
|
|
4624 }
|
|
|
4625
|
|
|
4626 /*
|
|
|
4627 * "getcmdline()" function
|
|
|
4628 */
|
|
|
4629 /*ARGSUSED*/
|
|
|
4630 static void
|
|
|
4631 f_getcmdline(argvars, retvar)
|
|
|
4632 VAR argvars;
|
|
|
4633 VAR retvar;
|
|
|
4634 {
|
|
|
4635 retvar->var_type = VAR_STRING;
|
|
|
4636 retvar->var_val.var_string = get_cmdline_str();
|
|
|
4637 }
|
|
|
4638
|
|
|
4639 /*
|
|
|
4640 * "getcmdpos()" function
|
|
|
4641 */
|
|
|
4642 /*ARGSUSED*/
|
|
|
4643 static void
|
|
|
4644 f_getcmdpos(argvars, retvar)
|
|
|
4645 VAR argvars;
|
|
|
4646 VAR retvar;
|
|
|
4647 {
|
|
|
4648 retvar->var_val.var_number = get_cmdline_pos() + 1;
|
|
|
4649 }
|
|
|
4650
|
|
|
4651 /*
|
|
|
4652 * "getbufvar()" function
|
|
|
4653 */
|
|
|
4654 static void
|
|
|
4655 f_getbufvar(argvars, retvar)
|
|
|
4656 VAR argvars;
|
|
|
4657 VAR retvar;
|
|
|
4658 {
|
|
|
4659 buf_T *buf;
|
|
|
4660 buf_T *save_curbuf;
|
|
|
4661 char_u *varname;
|
|
|
4662 VAR v;
|
|
|
4663
|
|
|
4664 ++emsg_off;
|
|
|
4665 buf = get_buf_var(&argvars[0]);
|
|
|
4666 varname = get_var_string(&argvars[1]);
|
|
|
4667
|
|
|
4668 retvar->var_type = VAR_STRING;
|
|
|
4669 retvar->var_val.var_string = NULL;
|
|
|
4670
|
|
|
4671 if (buf != NULL && varname != NULL)
|
|
|
4672 {
|
|
|
4673 if (*varname == '&') /* buffer-local-option */
|
|
|
4674 {
|
|
|
4675 /* set curbuf to be our buf, temporarily */
|
|
|
4676 save_curbuf = curbuf;
|
|
|
4677 curbuf = buf;
|
|
|
4678
|
|
|
4679 get_option_var(&varname, retvar, TRUE);
|
|
|
4680
|
|
|
4681 /* restore previous notion of curbuf */
|
|
|
4682 curbuf = save_curbuf;
|
|
|
4683 }
|
|
|
4684 else
|
|
|
4685 {
|
|
|
4686 /* look up the variable */
|
|
|
4687 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
4688 if (v != NULL)
|
|
|
4689 copy_var(v, retvar);
|
|
|
4690 }
|
|
|
4691 }
|
|
|
4692
|
|
|
4693 --emsg_off;
|
|
|
4694 }
|
|
|
4695
|
|
|
4696 /*
|
|
|
4697 * "getcwd()" function
|
|
|
4698 */
|
|
|
4699 /*ARGSUSED*/
|
|
|
4700 static void
|
|
|
4701 f_getcwd(argvars, retvar)
|
|
|
4702 VAR argvars;
|
|
|
4703 VAR retvar;
|
|
|
4704 {
|
|
|
4705 char_u cwd[MAXPATHL];
|
|
|
4706
|
|
|
4707 retvar->var_type = VAR_STRING;
|
|
|
4708 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
|
4709 retvar->var_val.var_string = NULL;
|
|
|
4710 else
|
|
|
4711 {
|
|
|
4712 retvar->var_val.var_string = vim_strsave(cwd);
|
|
|
4713 #ifdef BACKSLASH_IN_FILENAME
|
|
|
4714 slash_adjust(retvar->var_val.var_string);
|
|
|
4715 #endif
|
|
|
4716 }
|
|
|
4717 }
|
|
|
4718
|
|
|
4719 /*
|
|
38
|
4720 * "getfontname()" function
|
|
|
4721 */
|
|
39
|
4722 /*ARGSUSED*/
|
|
38
|
4723 static void
|
|
|
4724 f_getfontname(argvars, retvar)
|
|
|
4725 VAR argvars;
|
|
|
4726 VAR retvar;
|
|
|
4727 {
|
|
|
4728 retvar->var_type = VAR_STRING;
|
|
|
4729 retvar->var_val.var_string = NULL;
|
|
|
4730 #ifdef FEAT_GUI
|
|
|
4731 if (gui.in_use)
|
|
|
4732 {
|
|
|
4733 GuiFont font;
|
|
|
4734 char_u *name = NULL;
|
|
|
4735
|
|
|
4736 if (argvars[0].var_type == VAR_UNKNOWN)
|
|
|
4737 {
|
|
|
4738 /* Get the "Normal" font. Either the name saved by
|
|
|
4739 * hl_set_font_name() or from the font ID. */
|
|
|
4740 font = gui.norm_font;
|
|
|
4741 name = hl_get_font_name();
|
|
|
4742 }
|
|
|
4743 else
|
|
|
4744 {
|
|
|
4745 name = get_var_string(&argvars[0]);
|
|
|
4746 if (STRCMP(name, "*") == 0) /* don't use font dialog */
|
|
|
4747 return;
|
|
|
4748 font = gui_mch_get_font(name, FALSE);
|
|
|
4749 if (font == NOFONT)
|
|
|
4750 return; /* Invalid font name, return empty string. */
|
|
|
4751 }
|
|
|
4752 retvar->var_val.var_string = gui_mch_get_fontname(font, name);
|
|
|
4753 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
4754 gui_mch_free_font(font);
|
|
|
4755 }
|
|
|
4756 #endif
|
|
|
4757 }
|
|
|
4758
|
|
|
4759 /*
|
|
20
|
4760 * "getfperm({fname})" function
|
|
|
4761 */
|
|
|
4762 static void
|
|
|
4763 f_getfperm(argvars, retvar)
|
|
|
4764 VAR argvars;
|
|
|
4765 VAR retvar;
|
|
|
4766 {
|
|
|
4767 char_u *fname;
|
|
|
4768 struct stat st;
|
|
|
4769 char_u *perm = NULL;
|
|
|
4770 char_u flags[] = "rwx";
|
|
|
4771 int i;
|
|
|
4772
|
|
|
4773 fname = get_var_string(&argvars[0]);
|
|
|
4774
|
|
|
4775 retvar->var_type = VAR_STRING;
|
|
|
4776 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4777 {
|
|
|
4778 perm = vim_strsave((char_u *)"---------");
|
|
|
4779 if (perm != NULL)
|
|
|
4780 {
|
|
|
4781 for (i = 0; i < 9; i++)
|
|
|
4782 {
|
|
|
4783 if (st.st_mode & (1 << (8 - i)))
|
|
|
4784 perm[i] = flags[i % 3];
|
|
|
4785 }
|
|
|
4786 }
|
|
|
4787 }
|
|
|
4788 retvar->var_val.var_string = perm;
|
|
|
4789 }
|
|
|
4790
|
|
|
4791 /*
|
|
7
|
4792 * "getfsize({fname})" function
|
|
|
4793 */
|
|
|
4794 static void
|
|
|
4795 f_getfsize(argvars, retvar)
|
|
|
4796 VAR argvars;
|
|
|
4797 VAR retvar;
|
|
|
4798 {
|
|
|
4799 char_u *fname;
|
|
|
4800 struct stat st;
|
|
|
4801
|
|
|
4802 fname = get_var_string(&argvars[0]);
|
|
|
4803
|
|
|
4804 retvar->var_type = VAR_NUMBER;
|
|
|
4805
|
|
|
4806 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4807 {
|
|
|
4808 if (mch_isdir(fname))
|
|
|
4809 retvar->var_val.var_number = 0;
|
|
|
4810 else
|
|
|
4811 retvar->var_val.var_number = (varnumber_T)st.st_size;
|
|
|
4812 }
|
|
|
4813 else
|
|
|
4814 retvar->var_val.var_number = -1;
|
|
|
4815 }
|
|
|
4816
|
|
|
4817 /*
|
|
|
4818 * "getftime({fname})" function
|
|
|
4819 */
|
|
|
4820 static void
|
|
|
4821 f_getftime(argvars, retvar)
|
|
|
4822 VAR argvars;
|
|
|
4823 VAR retvar;
|
|
|
4824 {
|
|
|
4825 char_u *fname;
|
|
|
4826 struct stat st;
|
|
|
4827
|
|
|
4828 fname = get_var_string(&argvars[0]);
|
|
|
4829
|
|
|
4830 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4831 retvar->var_val.var_number = (varnumber_T)st.st_mtime;
|
|
|
4832 else
|
|
|
4833 retvar->var_val.var_number = -1;
|
|
|
4834 }
|
|
|
4835
|
|
|
4836 /*
|
|
20
|
4837 * "getftype({fname})" function
|
|
|
4838 */
|
|
|
4839 static void
|
|
|
4840 f_getftype(argvars, retvar)
|
|
|
4841 VAR argvars;
|
|
|
4842 VAR retvar;
|
|
|
4843 {
|
|
|
4844 char_u *fname;
|
|
|
4845 struct stat st;
|
|
|
4846 char_u *type = NULL;
|
|
|
4847 char *t;
|
|
|
4848
|
|
|
4849 fname = get_var_string(&argvars[0]);
|
|
|
4850
|
|
|
4851 retvar->var_type = VAR_STRING;
|
|
|
4852 if (mch_lstat((char *)fname, &st) >= 0)
|
|
|
4853 {
|
|
|
4854 #ifdef S_ISREG
|
|
|
4855 if (S_ISREG(st.st_mode))
|
|
|
4856 t = "file";
|
|
|
4857 else if (S_ISDIR(st.st_mode))
|
|
|
4858 t = "dir";
|
|
|
4859 # ifdef S_ISLNK
|
|
|
4860 else if (S_ISLNK(st.st_mode))
|
|
|
4861 t = "link";
|
|
|
4862 # endif
|
|
|
4863 # ifdef S_ISBLK
|
|
|
4864 else if (S_ISBLK(st.st_mode))
|
|
|
4865 t = "bdev";
|
|
|
4866 # endif
|
|
|
4867 # ifdef S_ISCHR
|
|
|
4868 else if (S_ISCHR(st.st_mode))
|
|
|
4869 t = "cdev";
|
|
|
4870 # endif
|
|
|
4871 # ifdef S_ISFIFO
|
|
|
4872 else if (S_ISFIFO(st.st_mode))
|
|
|
4873 t = "fifo";
|
|
|
4874 # endif
|
|
|
4875 # ifdef S_ISSOCK
|
|
|
4876 else if (S_ISSOCK(st.st_mode))
|
|
|
4877 t = "fifo";
|
|
|
4878 # endif
|
|
|
4879 else
|
|
|
4880 t = "other";
|
|
|
4881 #else
|
|
|
4882 # ifdef S_IFMT
|
|
|
4883 switch (st.st_mode & S_IFMT)
|
|
|
4884 {
|
|
|
4885 case S_IFREG: t = "file"; break;
|
|
|
4886 case S_IFDIR: t = "dir"; break;
|
|
|
4887 # ifdef S_IFLNK
|
|
|
4888 case S_IFLNK: t = "link"; break;
|
|
|
4889 # endif
|
|
|
4890 # ifdef S_IFBLK
|
|
|
4891 case S_IFBLK: t = "bdev"; break;
|
|
|
4892 # endif
|
|
|
4893 # ifdef S_IFCHR
|
|
|
4894 case S_IFCHR: t = "cdev"; break;
|
|
|
4895 # endif
|
|
|
4896 # ifdef S_IFIFO
|
|
|
4897 case S_IFIFO: t = "fifo"; break;
|
|
|
4898 # endif
|
|
|
4899 # ifdef S_IFSOCK
|
|
|
4900 case S_IFSOCK: t = "socket"; break;
|
|
|
4901 # endif
|
|
|
4902 default: t = "other";
|
|
|
4903 }
|
|
|
4904 # else
|
|
|
4905 if (mch_isdir(fname))
|
|
|
4906 t = "dir";
|
|
|
4907 else
|
|
|
4908 t = "file";
|
|
|
4909 # endif
|
|
|
4910 #endif
|
|
|
4911 type = vim_strsave((char_u *)t);
|
|
|
4912 }
|
|
|
4913 retvar->var_val.var_string = type;
|
|
|
4914 }
|
|
|
4915
|
|
|
4916 /*
|
|
7
|
4917 * "getreg()" function
|
|
|
4918 */
|
|
|
4919 static void
|
|
|
4920 f_getreg(argvars, retvar)
|
|
|
4921 VAR argvars;
|
|
|
4922 VAR retvar;
|
|
|
4923 {
|
|
|
4924 char_u *strregname;
|
|
|
4925 int regname;
|
|
|
4926
|
|
|
4927 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
4928 strregname = get_var_string(&argvars[0]);
|
|
|
4929 else
|
|
|
4930 strregname = vimvars[VV_REG].val;
|
|
|
4931 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
4932 if (regname == 0)
|
|
|
4933 regname = '"';
|
|
|
4934
|
|
|
4935 retvar->var_type = VAR_STRING;
|
|
|
4936 retvar->var_val.var_string = get_reg_contents(regname, TRUE);
|
|
|
4937 }
|
|
|
4938
|
|
|
4939 /*
|
|
|
4940 * "getregtype()" function
|
|
|
4941 */
|
|
|
4942 static void
|
|
|
4943 f_getregtype(argvars, retvar)
|
|
|
4944 VAR argvars;
|
|
|
4945 VAR retvar;
|
|
|
4946 {
|
|
|
4947 char_u *strregname;
|
|
|
4948 int regname;
|
|
|
4949 char_u buf[NUMBUFLEN + 2];
|
|
|
4950 long reglen = 0;
|
|
|
4951
|
|
|
4952 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
4953 strregname = get_var_string(&argvars[0]);
|
|
|
4954 else
|
|
|
4955 /* Default to v:register */
|
|
|
4956 strregname = vimvars[VV_REG].val;
|
|
|
4957
|
|
|
4958 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
4959 if (regname == 0)
|
|
|
4960 regname = '"';
|
|
|
4961
|
|
|
4962 buf[0] = NUL;
|
|
|
4963 buf[1] = NUL;
|
|
|
4964 switch (get_reg_type(regname, ®len))
|
|
|
4965 {
|
|
|
4966 case MLINE: buf[0] = 'V'; break;
|
|
|
4967 case MCHAR: buf[0] = 'v'; break;
|
|
|
4968 #ifdef FEAT_VISUAL
|
|
|
4969 case MBLOCK:
|
|
|
4970 buf[0] = Ctrl_V;
|
|
|
4971 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
4972 break;
|
|
|
4973 #endif
|
|
|
4974 }
|
|
|
4975 retvar->var_type = VAR_STRING;
|
|
|
4976 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
4977 }
|
|
|
4978
|
|
|
4979 /*
|
|
|
4980 * "getline(lnum)" function
|
|
|
4981 */
|
|
|
4982 static void
|
|
|
4983 f_getline(argvars, retvar)
|
|
|
4984 VAR argvars;
|
|
|
4985 VAR retvar;
|
|
|
4986 {
|
|
|
4987 linenr_T lnum;
|
|
|
4988 char_u *p;
|
|
|
4989
|
|
|
4990 lnum = get_var_lnum(argvars);
|
|
|
4991
|
|
|
4992 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4993 p = ml_get(lnum);
|
|
|
4994 else
|
|
|
4995 p = (char_u *)"";
|
|
|
4996
|
|
|
4997 retvar->var_type = VAR_STRING;
|
|
|
4998 retvar->var_val.var_string = vim_strsave(p);
|
|
|
4999 }
|
|
|
5000
|
|
|
5001 /*
|
|
|
5002 * "getwinposx()" function
|
|
|
5003 */
|
|
|
5004 /*ARGSUSED*/
|
|
|
5005 static void
|
|
|
5006 f_getwinposx(argvars, retvar)
|
|
|
5007 VAR argvars;
|
|
|
5008 VAR retvar;
|
|
|
5009 {
|
|
|
5010 retvar->var_val.var_number = -1;
|
|
|
5011 #ifdef FEAT_GUI
|
|
|
5012 if (gui.in_use)
|
|
|
5013 {
|
|
|
5014 int x, y;
|
|
|
5015
|
|
|
5016 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
|
5017 retvar->var_val.var_number = x;
|
|
|
5018 }
|
|
|
5019 #endif
|
|
|
5020 }
|
|
|
5021
|
|
|
5022 /*
|
|
|
5023 * "getwinposy()" function
|
|
|
5024 */
|
|
|
5025 /*ARGSUSED*/
|
|
|
5026 static void
|
|
|
5027 f_getwinposy(argvars, retvar)
|
|
|
5028 VAR argvars;
|
|
|
5029 VAR retvar;
|
|
|
5030 {
|
|
|
5031 retvar->var_val.var_number = -1;
|
|
|
5032 #ifdef FEAT_GUI
|
|
|
5033 if (gui.in_use)
|
|
|
5034 {
|
|
|
5035 int x, y;
|
|
|
5036
|
|
|
5037 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
|
5038 retvar->var_val.var_number = y;
|
|
|
5039 }
|
|
|
5040 #endif
|
|
|
5041 }
|
|
|
5042
|
|
|
5043 /*
|
|
|
5044 * "getwinvar()" function
|
|
|
5045 */
|
|
|
5046 static void
|
|
|
5047 f_getwinvar(argvars, retvar)
|
|
|
5048 VAR argvars;
|
|
|
5049 VAR retvar;
|
|
|
5050 {
|
|
|
5051 win_T *win, *oldcurwin;
|
|
|
5052 char_u *varname;
|
|
|
5053 VAR v;
|
|
|
5054
|
|
|
5055 ++emsg_off;
|
|
|
5056 win = find_win_by_nr(&argvars[0]);
|
|
|
5057 varname = get_var_string(&argvars[1]);
|
|
|
5058
|
|
|
5059 retvar->var_type = VAR_STRING;
|
|
|
5060 retvar->var_val.var_string = NULL;
|
|
|
5061
|
|
|
5062 if (win != NULL && varname != NULL)
|
|
|
5063 {
|
|
|
5064 if (*varname == '&') /* window-local-option */
|
|
|
5065 {
|
|
|
5066 /* set curwin to be our win, temporarily */
|
|
|
5067 oldcurwin = curwin;
|
|
|
5068 curwin = win;
|
|
|
5069
|
|
|
5070 get_option_var(&varname, retvar , 1);
|
|
|
5071
|
|
|
5072 /* restore previous notion of curwin */
|
|
|
5073 curwin = oldcurwin;
|
|
|
5074 }
|
|
|
5075 else
|
|
|
5076 {
|
|
|
5077 /* look up the variable */
|
|
|
5078 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
5079 if (v != NULL)
|
|
|
5080 copy_var(v, retvar);
|
|
|
5081 }
|
|
|
5082 }
|
|
|
5083
|
|
|
5084 --emsg_off;
|
|
|
5085 }
|
|
|
5086
|
|
|
5087 /*
|
|
|
5088 * "glob()" function
|
|
|
5089 */
|
|
|
5090 static void
|
|
|
5091 f_glob(argvars, retvar)
|
|
|
5092 VAR argvars;
|
|
|
5093 VAR retvar;
|
|
|
5094 {
|
|
|
5095 expand_T xpc;
|
|
|
5096
|
|
|
5097 ExpandInit(&xpc);
|
|
|
5098 xpc.xp_context = EXPAND_FILES;
|
|
|
5099 retvar->var_type = VAR_STRING;
|
|
|
5100 retvar->var_val.var_string = ExpandOne(&xpc, get_var_string(&argvars[0]),
|
|
|
5101 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
5102 ExpandCleanup(&xpc);
|
|
|
5103 }
|
|
|
5104
|
|
|
5105 /*
|
|
|
5106 * "globpath()" function
|
|
|
5107 */
|
|
|
5108 static void
|
|
|
5109 f_globpath(argvars, retvar)
|
|
|
5110 VAR argvars;
|
|
|
5111 VAR retvar;
|
|
|
5112 {
|
|
|
5113 char_u buf1[NUMBUFLEN];
|
|
|
5114
|
|
|
5115 retvar->var_type = VAR_STRING;
|
|
|
5116 retvar->var_val.var_string = globpath(get_var_string(&argvars[0]),
|
|
|
5117 get_var_string_buf(&argvars[1], buf1));
|
|
|
5118 }
|
|
|
5119
|
|
|
5120 /*
|
|
|
5121 * "has()" function
|
|
|
5122 */
|
|
|
5123 static void
|
|
|
5124 f_has(argvars, retvar)
|
|
|
5125 VAR argvars;
|
|
|
5126 VAR retvar;
|
|
|
5127 {
|
|
|
5128 int i;
|
|
|
5129 char_u *name;
|
|
|
5130 int n = FALSE;
|
|
|
5131 static char *(has_list[]) =
|
|
|
5132 {
|
|
|
5133 #ifdef AMIGA
|
|
|
5134 "amiga",
|
|
|
5135 # ifdef FEAT_ARP
|
|
|
5136 "arp",
|
|
|
5137 # endif
|
|
|
5138 #endif
|
|
|
5139 #ifdef __BEOS__
|
|
|
5140 "beos",
|
|
|
5141 #endif
|
|
|
5142 #ifdef MSDOS
|
|
|
5143 # ifdef DJGPP
|
|
|
5144 "dos32",
|
|
|
5145 # else
|
|
|
5146 "dos16",
|
|
|
5147 # endif
|
|
|
5148 #endif
|
|
|
5149 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
5150 "mac",
|
|
|
5151 #endif
|
|
|
5152 #if defined(MACOS_X_UNIX)
|
|
|
5153 "macunix",
|
|
|
5154 #endif
|
|
|
5155 #ifdef OS2
|
|
|
5156 "os2",
|
|
|
5157 #endif
|
|
|
5158 #ifdef __QNX__
|
|
|
5159 "qnx",
|
|
|
5160 #endif
|
|
|
5161 #ifdef RISCOS
|
|
|
5162 "riscos",
|
|
|
5163 #endif
|
|
|
5164 #ifdef UNIX
|
|
|
5165 "unix",
|
|
|
5166 #endif
|
|
|
5167 #ifdef VMS
|
|
|
5168 "vms",
|
|
|
5169 #endif
|
|
|
5170 #ifdef WIN16
|
|
|
5171 "win16",
|
|
|
5172 #endif
|
|
|
5173 #ifdef WIN32
|
|
|
5174 "win32",
|
|
|
5175 #endif
|
|
|
5176 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
5177 "win32unix",
|
|
|
5178 #endif
|
|
|
5179 #ifdef WIN64
|
|
|
5180 "win64",
|
|
|
5181 #endif
|
|
|
5182 #ifdef EBCDIC
|
|
|
5183 "ebcdic",
|
|
|
5184 #endif
|
|
|
5185 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
5186 "fname_case",
|
|
|
5187 #endif
|
|
|
5188 #ifdef FEAT_ARABIC
|
|
|
5189 "arabic",
|
|
|
5190 #endif
|
|
|
5191 #ifdef FEAT_AUTOCMD
|
|
|
5192 "autocmd",
|
|
|
5193 #endif
|
|
|
5194 #ifdef FEAT_BEVAL
|
|
|
5195 "balloon_eval",
|
|
|
5196 #endif
|
|
|
5197 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
5198 "builtin_terms",
|
|
|
5199 # ifdef ALL_BUILTIN_TCAPS
|
|
|
5200 "all_builtin_terms",
|
|
|
5201 # endif
|
|
|
5202 #endif
|
|
|
5203 #ifdef FEAT_BYTEOFF
|
|
|
5204 "byte_offset",
|
|
|
5205 #endif
|
|
|
5206 #ifdef FEAT_CINDENT
|
|
|
5207 "cindent",
|
|
|
5208 #endif
|
|
|
5209 #ifdef FEAT_CLIENTSERVER
|
|
|
5210 "clientserver",
|
|
|
5211 #endif
|
|
|
5212 #ifdef FEAT_CLIPBOARD
|
|
|
5213 "clipboard",
|
|
|
5214 #endif
|
|
|
5215 #ifdef FEAT_CMDL_COMPL
|
|
|
5216 "cmdline_compl",
|
|
|
5217 #endif
|
|
|
5218 #ifdef FEAT_CMDHIST
|
|
|
5219 "cmdline_hist",
|
|
|
5220 #endif
|
|
|
5221 #ifdef FEAT_COMMENTS
|
|
|
5222 "comments",
|
|
|
5223 #endif
|
|
|
5224 #ifdef FEAT_CRYPT
|
|
|
5225 "cryptv",
|
|
|
5226 #endif
|
|
|
5227 #ifdef FEAT_CSCOPE
|
|
|
5228 "cscope",
|
|
|
5229 #endif
|
|
|
5230 #ifdef DEBUG
|
|
|
5231 "debug",
|
|
|
5232 #endif
|
|
|
5233 #ifdef FEAT_CON_DIALOG
|
|
|
5234 "dialog_con",
|
|
|
5235 #endif
|
|
|
5236 #ifdef FEAT_GUI_DIALOG
|
|
|
5237 "dialog_gui",
|
|
|
5238 #endif
|
|
|
5239 #ifdef FEAT_DIFF
|
|
|
5240 "diff",
|
|
|
5241 #endif
|
|
|
5242 #ifdef FEAT_DIGRAPHS
|
|
|
5243 "digraphs",
|
|
|
5244 #endif
|
|
|
5245 #ifdef FEAT_DND
|
|
|
5246 "dnd",
|
|
|
5247 #endif
|
|
|
5248 #ifdef FEAT_EMACS_TAGS
|
|
|
5249 "emacs_tags",
|
|
|
5250 #endif
|
|
|
5251 "eval", /* always present, of course! */
|
|
|
5252 #ifdef FEAT_EX_EXTRA
|
|
|
5253 "ex_extra",
|
|
|
5254 #endif
|
|
|
5255 #ifdef FEAT_SEARCH_EXTRA
|
|
|
5256 "extra_search",
|
|
|
5257 #endif
|
|
|
5258 #ifdef FEAT_FKMAP
|
|
|
5259 "farsi",
|
|
|
5260 #endif
|
|
|
5261 #ifdef FEAT_SEARCHPATH
|
|
|
5262 "file_in_path",
|
|
|
5263 #endif
|
|
|
5264 #ifdef FEAT_FIND_ID
|
|
|
5265 "find_in_path",
|
|
|
5266 #endif
|
|
|
5267 #ifdef FEAT_FOLDING
|
|
|
5268 "folding",
|
|
|
5269 #endif
|
|
|
5270 #ifdef FEAT_FOOTER
|
|
|
5271 "footer",
|
|
|
5272 #endif
|
|
|
5273 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
5274 "fork",
|
|
|
5275 #endif
|
|
|
5276 #ifdef FEAT_GETTEXT
|
|
|
5277 "gettext",
|
|
|
5278 #endif
|
|
|
5279 #ifdef FEAT_GUI
|
|
|
5280 "gui",
|
|
|
5281 #endif
|
|
|
5282 #ifdef FEAT_GUI_ATHENA
|
|
|
5283 # ifdef FEAT_GUI_NEXTAW
|
|
|
5284 "gui_neXtaw",
|
|
|
5285 # else
|
|
|
5286 "gui_athena",
|
|
|
5287 # endif
|
|
|
5288 #endif
|
|
|
5289 #ifdef FEAT_GUI_BEOS
|
|
|
5290 "gui_beos",
|
|
|
5291 #endif
|
|
11
|
5292 #ifdef FEAT_GUI_KDE
|
|
|
5293 "gui_kde",
|
|
|
5294 #endif
|
|
7
|
5295 #ifdef FEAT_GUI_GTK
|
|
|
5296 "gui_gtk",
|
|
|
5297 # ifdef HAVE_GTK2
|
|
|
5298 "gui_gtk2",
|
|
|
5299 # endif
|
|
|
5300 #endif
|
|
|
5301 #ifdef FEAT_GUI_MAC
|
|
|
5302 "gui_mac",
|
|
|
5303 #endif
|
|
|
5304 #ifdef FEAT_GUI_MOTIF
|
|
|
5305 "gui_motif",
|
|
|
5306 #endif
|
|
|
5307 #ifdef FEAT_GUI_PHOTON
|
|
|
5308 "gui_photon",
|
|
|
5309 #endif
|
|
|
5310 #ifdef FEAT_GUI_W16
|
|
|
5311 "gui_win16",
|
|
|
5312 #endif
|
|
|
5313 #ifdef FEAT_GUI_W32
|
|
|
5314 "gui_win32",
|
|
|
5315 #endif
|
|
|
5316 #ifdef FEAT_HANGULIN
|
|
|
5317 "hangul_input",
|
|
|
5318 #endif
|
|
|
5319 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
5320 "iconv",
|
|
|
5321 #endif
|
|
|
5322 #ifdef FEAT_INS_EXPAND
|
|
|
5323 "insert_expand",
|
|
|
5324 #endif
|
|
|
5325 #ifdef FEAT_JUMPLIST
|
|
|
5326 "jumplist",
|
|
|
5327 #endif
|
|
|
5328 #ifdef FEAT_KEYMAP
|
|
|
5329 "keymap",
|
|
|
5330 #endif
|
|
|
5331 #ifdef FEAT_LANGMAP
|
|
|
5332 "langmap",
|
|
|
5333 #endif
|
|
|
5334 #ifdef FEAT_LIBCALL
|
|
|
5335 "libcall",
|
|
|
5336 #endif
|
|
|
5337 #ifdef FEAT_LINEBREAK
|
|
|
5338 "linebreak",
|
|
|
5339 #endif
|
|
|
5340 #ifdef FEAT_LISP
|
|
|
5341 "lispindent",
|
|
|
5342 #endif
|
|
|
5343 #ifdef FEAT_LISTCMDS
|
|
|
5344 "listcmds",
|
|
|
5345 #endif
|
|
|
5346 #ifdef FEAT_LOCALMAP
|
|
|
5347 "localmap",
|
|
|
5348 #endif
|
|
|
5349 #ifdef FEAT_MENU
|
|
|
5350 "menu",
|
|
|
5351 #endif
|
|
|
5352 #ifdef FEAT_SESSION
|
|
|
5353 "mksession",
|
|
|
5354 #endif
|
|
|
5355 #ifdef FEAT_MODIFY_FNAME
|
|
|
5356 "modify_fname",
|
|
|
5357 #endif
|
|
|
5358 #ifdef FEAT_MOUSE
|
|
|
5359 "mouse",
|
|
|
5360 #endif
|
|
|
5361 #ifdef FEAT_MOUSESHAPE
|
|
|
5362 "mouseshape",
|
|
|
5363 #endif
|
|
|
5364 #if defined(UNIX) || defined(VMS)
|
|
|
5365 # ifdef FEAT_MOUSE_DEC
|
|
|
5366 "mouse_dec",
|
|
|
5367 # endif
|
|
|
5368 # ifdef FEAT_MOUSE_GPM
|
|
|
5369 "mouse_gpm",
|
|
|
5370 # endif
|
|
|
5371 # ifdef FEAT_MOUSE_JSB
|
|
|
5372 "mouse_jsbterm",
|
|
|
5373 # endif
|
|
|
5374 # ifdef FEAT_MOUSE_NET
|
|
|
5375 "mouse_netterm",
|
|
|
5376 # endif
|
|
|
5377 # ifdef FEAT_MOUSE_PTERM
|
|
|
5378 "mouse_pterm",
|
|
|
5379 # endif
|
|
|
5380 # ifdef FEAT_MOUSE_XTERM
|
|
|
5381 "mouse_xterm",
|
|
|
5382 # endif
|
|
|
5383 #endif
|
|
|
5384 #ifdef FEAT_MBYTE
|
|
|
5385 "multi_byte",
|
|
|
5386 #endif
|
|
|
5387 #ifdef FEAT_MBYTE_IME
|
|
|
5388 "multi_byte_ime",
|
|
|
5389 #endif
|
|
|
5390 #ifdef FEAT_MULTI_LANG
|
|
|
5391 "multi_lang",
|
|
|
5392 #endif
|
|
14
|
5393 #ifdef FEAT_MZSCHEME
|
|
|
5394 "mzscheme",
|
|
|
5395 #endif
|
|
7
|
5396 #ifdef FEAT_OLE
|
|
|
5397 "ole",
|
|
|
5398 #endif
|
|
|
5399 #ifdef FEAT_OSFILETYPE
|
|
|
5400 "osfiletype",
|
|
|
5401 #endif
|
|
|
5402 #ifdef FEAT_PATH_EXTRA
|
|
|
5403 "path_extra",
|
|
|
5404 #endif
|
|
|
5405 #ifdef FEAT_PERL
|
|
|
5406 #ifndef DYNAMIC_PERL
|
|
|
5407 "perl",
|
|
|
5408 #endif
|
|
|
5409 #endif
|
|
|
5410 #ifdef FEAT_PYTHON
|
|
|
5411 #ifndef DYNAMIC_PYTHON
|
|
|
5412 "python",
|
|
|
5413 #endif
|
|
|
5414 #endif
|
|
|
5415 #ifdef FEAT_POSTSCRIPT
|
|
|
5416 "postscript",
|
|
|
5417 #endif
|
|
|
5418 #ifdef FEAT_PRINTER
|
|
|
5419 "printer",
|
|
|
5420 #endif
|
|
|
5421 #ifdef FEAT_QUICKFIX
|
|
|
5422 "quickfix",
|
|
|
5423 #endif
|
|
|
5424 #ifdef FEAT_RIGHTLEFT
|
|
|
5425 "rightleft",
|
|
|
5426 #endif
|
|
|
5427 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
5428 "ruby",
|
|
|
5429 #endif
|
|
|
5430 #ifdef FEAT_SCROLLBIND
|
|
|
5431 "scrollbind",
|
|
|
5432 #endif
|
|
|
5433 #ifdef FEAT_CMDL_INFO
|
|
|
5434 "showcmd",
|
|
|
5435 "cmdline_info",
|
|
|
5436 #endif
|
|
|
5437 #ifdef FEAT_SIGNS
|
|
|
5438 "signs",
|
|
|
5439 #endif
|
|
|
5440 #ifdef FEAT_SMARTINDENT
|
|
|
5441 "smartindent",
|
|
|
5442 #endif
|
|
|
5443 #ifdef FEAT_SNIFF
|
|
|
5444 "sniff",
|
|
|
5445 #endif
|
|
|
5446 #ifdef FEAT_STL_OPT
|
|
|
5447 "statusline",
|
|
|
5448 #endif
|
|
|
5449 #ifdef FEAT_SUN_WORKSHOP
|
|
|
5450 "sun_workshop",
|
|
|
5451 #endif
|
|
|
5452 #ifdef FEAT_NETBEANS_INTG
|
|
|
5453 "netbeans_intg",
|
|
|
5454 #endif
|
|
|
5455 #ifdef FEAT_SYN_HL
|
|
|
5456 "syntax",
|
|
|
5457 #endif
|
|
|
5458 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
5459 "system",
|
|
|
5460 #endif
|
|
|
5461 #ifdef FEAT_TAG_BINS
|
|
|
5462 "tag_binary",
|
|
|
5463 #endif
|
|
|
5464 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
5465 "tag_old_static",
|
|
|
5466 #endif
|
|
|
5467 #ifdef FEAT_TAG_ANYWHITE
|
|
|
5468 "tag_any_white",
|
|
|
5469 #endif
|
|
|
5470 #ifdef FEAT_TCL
|
|
|
5471 # ifndef DYNAMIC_TCL
|
|
|
5472 "tcl",
|
|
|
5473 # endif
|
|
|
5474 #endif
|
|
|
5475 #ifdef TERMINFO
|
|
|
5476 "terminfo",
|
|
|
5477 #endif
|
|
|
5478 #ifdef FEAT_TERMRESPONSE
|
|
|
5479 "termresponse",
|
|
|
5480 #endif
|
|
|
5481 #ifdef FEAT_TEXTOBJ
|
|
|
5482 "textobjects",
|
|
|
5483 #endif
|
|
|
5484 #ifdef HAVE_TGETENT
|
|
|
5485 "tgetent",
|
|
|
5486 #endif
|
|
|
5487 #ifdef FEAT_TITLE
|
|
|
5488 "title",
|
|
|
5489 #endif
|
|
|
5490 #ifdef FEAT_TOOLBAR
|
|
|
5491 "toolbar",
|
|
|
5492 #endif
|
|
|
5493 #ifdef FEAT_USR_CMDS
|
|
|
5494 "user-commands", /* was accidentally included in 5.4 */
|
|
|
5495 "user_commands",
|
|
|
5496 #endif
|
|
|
5497 #ifdef FEAT_VIMINFO
|
|
|
5498 "viminfo",
|
|
|
5499 #endif
|
|
|
5500 #ifdef FEAT_VERTSPLIT
|
|
|
5501 "vertsplit",
|
|
|
5502 #endif
|
|
|
5503 #ifdef FEAT_VIRTUALEDIT
|
|
|
5504 "virtualedit",
|
|
|
5505 #endif
|
|
|
5506 #ifdef FEAT_VISUAL
|
|
|
5507 "visual",
|
|
|
5508 #endif
|
|
|
5509 #ifdef FEAT_VISUALEXTRA
|
|
|
5510 "visualextra",
|
|
|
5511 #endif
|
|
|
5512 #ifdef FEAT_VREPLACE
|
|
|
5513 "vreplace",
|
|
|
5514 #endif
|
|
|
5515 #ifdef FEAT_WILDIGN
|
|
|
5516 "wildignore",
|
|
|
5517 #endif
|
|
|
5518 #ifdef FEAT_WILDMENU
|
|
|
5519 "wildmenu",
|
|
|
5520 #endif
|
|
|
5521 #ifdef FEAT_WINDOWS
|
|
|
5522 "windows",
|
|
|
5523 #endif
|
|
|
5524 #ifdef FEAT_WAK
|
|
|
5525 "winaltkeys",
|
|
|
5526 #endif
|
|
|
5527 #ifdef FEAT_WRITEBACKUP
|
|
|
5528 "writebackup",
|
|
|
5529 #endif
|
|
|
5530 #ifdef FEAT_XIM
|
|
|
5531 "xim",
|
|
|
5532 #endif
|
|
|
5533 #ifdef FEAT_XFONTSET
|
|
|
5534 "xfontset",
|
|
|
5535 #endif
|
|
|
5536 #ifdef USE_XSMP
|
|
|
5537 "xsmp",
|
|
|
5538 #endif
|
|
|
5539 #ifdef USE_XSMP_INTERACT
|
|
|
5540 "xsmp_interact",
|
|
|
5541 #endif
|
|
|
5542 #ifdef FEAT_XCLIPBOARD
|
|
|
5543 "xterm_clipboard",
|
|
|
5544 #endif
|
|
|
5545 #ifdef FEAT_XTERM_SAVE
|
|
|
5546 "xterm_save",
|
|
|
5547 #endif
|
|
|
5548 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
5549 "X11",
|
|
|
5550 #endif
|
|
|
5551 NULL
|
|
|
5552 };
|
|
|
5553
|
|
|
5554 name = get_var_string(&argvars[0]);
|
|
|
5555 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
5556 if (STRICMP(name, has_list[i]) == 0)
|
|
|
5557 {
|
|
|
5558 n = TRUE;
|
|
|
5559 break;
|
|
|
5560 }
|
|
|
5561
|
|
|
5562 if (n == FALSE)
|
|
|
5563 {
|
|
|
5564 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
5565 n = has_patch(atoi((char *)name + 5));
|
|
|
5566 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
5567 n = (starting != 0);
|
|
|
5568 #ifdef DYNAMIC_TCL
|
|
|
5569 else if (STRICMP(name, "tcl") == 0)
|
|
|
5570 n = tcl_enabled(FALSE);
|
|
|
5571 #endif
|
|
|
5572 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
5573 else if (STRICMP(name, "iconv") == 0)
|
|
|
5574 n = iconv_enabled(FALSE);
|
|
|
5575 #endif
|
|
|
5576 #ifdef DYNAMIC_RUBY
|
|
|
5577 else if (STRICMP(name, "ruby") == 0)
|
|
|
5578 n = ruby_enabled(FALSE);
|
|
|
5579 #endif
|
|
|
5580 #ifdef DYNAMIC_PYTHON
|
|
|
5581 else if (STRICMP(name, "python") == 0)
|
|
|
5582 n = python_enabled(FALSE);
|
|
|
5583 #endif
|
|
|
5584 #ifdef DYNAMIC_PERL
|
|
|
5585 else if (STRICMP(name, "perl") == 0)
|
|
|
5586 n = perl_enabled(FALSE);
|
|
|
5587 #endif
|
|
|
5588 #ifdef FEAT_GUI
|
|
|
5589 else if (STRICMP(name, "gui_running") == 0)
|
|
|
5590 n = (gui.in_use || gui.starting);
|
|
|
5591 # ifdef FEAT_GUI_W32
|
|
|
5592 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
5593 n = gui_is_win32s();
|
|
|
5594 # endif
|
|
|
5595 # ifdef FEAT_BROWSE
|
|
|
5596 else if (STRICMP(name, "browse") == 0)
|
|
|
5597 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
5598 # endif
|
|
|
5599 #endif
|
|
|
5600 #ifdef FEAT_SYN_HL
|
|
|
5601 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
5602 n = syntax_present(curbuf);
|
|
|
5603 #endif
|
|
|
5604 #if defined(WIN3264)
|
|
|
5605 else if (STRICMP(name, "win95") == 0)
|
|
|
5606 n = mch_windows95();
|
|
|
5607 #endif
|
|
34
|
5608 #ifdef FEAT_NETBEANS_INTG
|
|
|
5609 else if (STRICMP(name, "netbeans_enabled") == 0)
|
|
|
5610 n = usingNetbeans;
|
|
|
5611 #endif
|
|
7
|
5612 }
|
|
|
5613
|
|
|
5614 retvar->var_val.var_number = n;
|
|
|
5615 }
|
|
|
5616
|
|
|
5617 /*
|
|
|
5618 * "hasmapto()" function
|
|
|
5619 */
|
|
|
5620 static void
|
|
|
5621 f_hasmapto(argvars, retvar)
|
|
|
5622 VAR argvars;
|
|
|
5623 VAR retvar;
|
|
|
5624 {
|
|
|
5625 char_u *name;
|
|
|
5626 char_u *mode;
|
|
|
5627 char_u buf[NUMBUFLEN];
|
|
|
5628
|
|
|
5629 name = get_var_string(&argvars[0]);
|
|
|
5630 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5631 mode = (char_u *)"nvo";
|
|
|
5632 else
|
|
|
5633 mode = get_var_string_buf(&argvars[1], buf);
|
|
|
5634
|
|
|
5635 if (map_to_exists(name, mode))
|
|
|
5636 retvar->var_val.var_number = TRUE;
|
|
|
5637 else
|
|
|
5638 retvar->var_val.var_number = FALSE;
|
|
|
5639 }
|
|
|
5640
|
|
|
5641 /*
|
|
|
5642 * "histadd()" function
|
|
|
5643 */
|
|
|
5644 /*ARGSUSED*/
|
|
|
5645 static void
|
|
|
5646 f_histadd(argvars, retvar)
|
|
|
5647 VAR argvars;
|
|
|
5648 VAR retvar;
|
|
|
5649 {
|
|
|
5650 #ifdef FEAT_CMDHIST
|
|
|
5651 int histype;
|
|
|
5652 char_u *str;
|
|
|
5653 char_u buf[NUMBUFLEN];
|
|
|
5654 #endif
|
|
|
5655
|
|
|
5656 retvar->var_val.var_number = FALSE;
|
|
|
5657 if (check_restricted() || check_secure())
|
|
|
5658 return;
|
|
|
5659 #ifdef FEAT_CMDHIST
|
|
|
5660 histype = get_histtype(get_var_string(&argvars[0]));
|
|
|
5661 if (histype >= 0)
|
|
|
5662 {
|
|
|
5663 str = get_var_string_buf(&argvars[1], buf);
|
|
|
5664 if (*str != NUL)
|
|
|
5665 {
|
|
|
5666 add_to_history(histype, str, FALSE, NUL);
|
|
|
5667 retvar->var_val.var_number = TRUE;
|
|
|
5668 return;
|
|
|
5669 }
|
|
|
5670 }
|
|
|
5671 #endif
|
|
|
5672 }
|
|
|
5673
|
|
|
5674 /*
|
|
|
5675 * "histdel()" function
|
|
|
5676 */
|
|
|
5677 /*ARGSUSED*/
|
|
|
5678 static void
|
|
|
5679 f_histdel(argvars, retvar)
|
|
|
5680 VAR argvars;
|
|
|
5681 VAR retvar;
|
|
|
5682 {
|
|
|
5683 #ifdef FEAT_CMDHIST
|
|
|
5684 int n;
|
|
|
5685 char_u buf[NUMBUFLEN];
|
|
|
5686
|
|
|
5687 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5688 /* only one argument: clear entire history */
|
|
|
5689 n = clr_history(get_histtype(get_var_string(&argvars[0])));
|
|
|
5690 else if (argvars[1].var_type == VAR_NUMBER)
|
|
|
5691 /* index given: remove that entry */
|
|
|
5692 n = del_history_idx(get_histtype(get_var_string(&argvars[0])),
|
|
|
5693 (int)get_var_number(&argvars[1]));
|
|
|
5694 else
|
|
|
5695 /* string given: remove all matching entries */
|
|
|
5696 n = del_history_entry(get_histtype(get_var_string(&argvars[0])),
|
|
|
5697 get_var_string_buf(&argvars[1], buf));
|
|
|
5698 retvar->var_val.var_number = n;
|
|
|
5699 #else
|
|
|
5700 retvar->var_val.var_number = 0;
|
|
|
5701 #endif
|
|
|
5702 }
|
|
|
5703
|
|
|
5704 /*
|
|
|
5705 * "histget()" function
|
|
|
5706 */
|
|
|
5707 /*ARGSUSED*/
|
|
|
5708 static void
|
|
|
5709 f_histget(argvars, retvar)
|
|
|
5710 VAR argvars;
|
|
|
5711 VAR retvar;
|
|
|
5712 {
|
|
|
5713 #ifdef FEAT_CMDHIST
|
|
|
5714 int type;
|
|
|
5715 int idx;
|
|
|
5716
|
|
|
5717 type = get_histtype(get_var_string(&argvars[0]));
|
|
|
5718 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5719 idx = get_history_idx(type);
|
|
|
5720 else
|
|
|
5721 idx = (int)get_var_number(&argvars[1]);
|
|
|
5722 retvar->var_val.var_string = vim_strsave(get_history_entry(type, idx));
|
|
|
5723 #else
|
|
|
5724 retvar->var_val.var_string = NULL;
|
|
|
5725 #endif
|
|
|
5726 retvar->var_type = VAR_STRING;
|
|
|
5727 }
|
|
|
5728
|
|
|
5729 /*
|
|
|
5730 * "histnr()" function
|
|
|
5731 */
|
|
|
5732 /*ARGSUSED*/
|
|
|
5733 static void
|
|
|
5734 f_histnr(argvars, retvar)
|
|
|
5735 VAR argvars;
|
|
|
5736 VAR retvar;
|
|
|
5737 {
|
|
|
5738 int i;
|
|
|
5739
|
|
|
5740 #ifdef FEAT_CMDHIST
|
|
|
5741 i = get_histtype(get_var_string(&argvars[0]));
|
|
|
5742 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
5743 i = get_history_idx(i);
|
|
|
5744 else
|
|
|
5745 #endif
|
|
|
5746 i = -1;
|
|
|
5747 retvar->var_val.var_number = i;
|
|
|
5748 }
|
|
|
5749
|
|
|
5750 /*
|
|
|
5751 * "highlight_exists()" function
|
|
|
5752 */
|
|
|
5753 static void
|
|
|
5754 f_hlexists(argvars, retvar)
|
|
|
5755 VAR argvars;
|
|
|
5756 VAR retvar;
|
|
|
5757 {
|
|
|
5758 retvar->var_val.var_number = highlight_exists(get_var_string(&argvars[0]));
|
|
|
5759 }
|
|
|
5760
|
|
|
5761 /*
|
|
|
5762 * "highlightID(name)" function
|
|
|
5763 */
|
|
|
5764 static void
|
|
|
5765 f_hlID(argvars, retvar)
|
|
|
5766 VAR argvars;
|
|
|
5767 VAR retvar;
|
|
|
5768 {
|
|
|
5769 retvar->var_val.var_number = syn_name2id(get_var_string(&argvars[0]));
|
|
|
5770 }
|
|
|
5771
|
|
|
5772 /*
|
|
|
5773 * "hostname()" function
|
|
|
5774 */
|
|
|
5775 /*ARGSUSED*/
|
|
|
5776 static void
|
|
|
5777 f_hostname(argvars, retvar)
|
|
|
5778 VAR argvars;
|
|
|
5779 VAR retvar;
|
|
|
5780 {
|
|
|
5781 char_u hostname[256];
|
|
|
5782
|
|
|
5783 mch_get_host_name(hostname, 256);
|
|
|
5784 retvar->var_type = VAR_STRING;
|
|
|
5785 retvar->var_val.var_string = vim_strsave(hostname);
|
|
|
5786 }
|
|
|
5787
|
|
|
5788 /*
|
|
|
5789 * iconv() function
|
|
|
5790 */
|
|
|
5791 /*ARGSUSED*/
|
|
|
5792 static void
|
|
|
5793 f_iconv(argvars, retvar)
|
|
|
5794 VAR argvars;
|
|
|
5795 VAR retvar;
|
|
|
5796 {
|
|
|
5797 #ifdef FEAT_MBYTE
|
|
|
5798 char_u buf1[NUMBUFLEN];
|
|
|
5799 char_u buf2[NUMBUFLEN];
|
|
|
5800 char_u *from, *to, *str;
|
|
|
5801 vimconv_T vimconv;
|
|
|
5802 #endif
|
|
|
5803
|
|
|
5804 retvar->var_type = VAR_STRING;
|
|
|
5805 retvar->var_val.var_string = NULL;
|
|
|
5806
|
|
|
5807 #ifdef FEAT_MBYTE
|
|
|
5808 str = get_var_string(&argvars[0]);
|
|
|
5809 from = enc_canonize(enc_skip(get_var_string_buf(&argvars[1], buf1)));
|
|
|
5810 to = enc_canonize(enc_skip(get_var_string_buf(&argvars[2], buf2)));
|
|
|
5811 vimconv.vc_type = CONV_NONE;
|
|
|
5812 convert_setup(&vimconv, from, to);
|
|
|
5813
|
|
|
5814 /* If the encodings are equal, no conversion needed. */
|
|
|
5815 if (vimconv.vc_type == CONV_NONE)
|
|
|
5816 retvar->var_val.var_string = vim_strsave(str);
|
|
|
5817 else
|
|
|
5818 retvar->var_val.var_string = string_convert(&vimconv, str, NULL);
|
|
|
5819
|
|
|
5820 convert_setup(&vimconv, NULL, NULL);
|
|
|
5821 vim_free(from);
|
|
|
5822 vim_free(to);
|
|
|
5823 #endif
|
|
|
5824 }
|
|
|
5825
|
|
|
5826 /*
|
|
|
5827 * "indent()" function
|
|
|
5828 */
|
|
|
5829 static void
|
|
|
5830 f_indent(argvars, retvar)
|
|
|
5831 VAR argvars;
|
|
|
5832 VAR retvar;
|
|
|
5833 {
|
|
|
5834 linenr_T lnum;
|
|
|
5835
|
|
|
5836 lnum = get_var_lnum(argvars);
|
|
|
5837 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5838 retvar->var_val.var_number = get_indent_lnum(lnum);
|
|
|
5839 else
|
|
|
5840 retvar->var_val.var_number = -1;
|
|
|
5841 }
|
|
|
5842
|
|
|
5843 static int inputsecret_flag = 0;
|
|
|
5844
|
|
|
5845 /*
|
|
|
5846 * "input()" function
|
|
|
5847 * Also handles inputsecret() when inputsecret is set.
|
|
|
5848 */
|
|
|
5849 static void
|
|
|
5850 f_input(argvars, retvar)
|
|
|
5851 VAR argvars;
|
|
|
5852 VAR retvar;
|
|
|
5853 {
|
|
|
5854 char_u *prompt = get_var_string(&argvars[0]);
|
|
|
5855 char_u *p = NULL;
|
|
|
5856 int c;
|
|
|
5857 char_u buf[NUMBUFLEN];
|
|
|
5858 int cmd_silent_save = cmd_silent;
|
|
|
5859
|
|
|
5860 retvar->var_type = VAR_STRING;
|
|
|
5861
|
|
|
5862 #ifdef NO_CONSOLE_INPUT
|
|
|
5863 /* While starting up, there is no place to enter text. */
|
|
|
5864 if (no_console_input())
|
|
|
5865 {
|
|
|
5866 retvar->var_val.var_string = NULL;
|
|
|
5867 return;
|
|
|
5868 }
|
|
|
5869 #endif
|
|
|
5870
|
|
|
5871 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
5872 if (prompt != NULL)
|
|
|
5873 {
|
|
|
5874 /* Only the part of the message after the last NL is considered as
|
|
|
5875 * prompt for the command line */
|
|
|
5876 p = vim_strrchr(prompt, '\n');
|
|
|
5877 if (p == NULL)
|
|
|
5878 p = prompt;
|
|
|
5879 else
|
|
|
5880 {
|
|
|
5881 ++p;
|
|
|
5882 c = *p;
|
|
|
5883 *p = NUL;
|
|
|
5884 msg_start();
|
|
|
5885 msg_clr_eos();
|
|
|
5886 msg_puts_attr(prompt, echo_attr);
|
|
|
5887 msg_didout = FALSE;
|
|
|
5888 msg_starthere();
|
|
|
5889 *p = c;
|
|
|
5890 }
|
|
|
5891 cmdline_row = msg_row;
|
|
|
5892 }
|
|
|
5893
|
|
|
5894 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5895 stuffReadbuffSpec(get_var_string_buf(&argvars[1], buf));
|
|
|
5896
|
|
|
5897 retvar->var_val.var_string =
|
|
|
5898 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
5899
|
|
|
5900 /* since the user typed this, no need to wait for return */
|
|
|
5901 need_wait_return = FALSE;
|
|
|
5902 msg_didout = FALSE;
|
|
|
5903 cmd_silent = cmd_silent_save;
|
|
|
5904 }
|
|
|
5905
|
|
|
5906 /*
|
|
|
5907 * "inputdialog()" function
|
|
|
5908 */
|
|
|
5909 static void
|
|
|
5910 f_inputdialog(argvars, retvar)
|
|
|
5911 VAR argvars;
|
|
|
5912 VAR retvar;
|
|
|
5913 {
|
|
|
5914 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
5915 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
5916 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
5917 {
|
|
|
5918 char_u *message;
|
|
|
5919 char_u buf[NUMBUFLEN];
|
|
|
5920
|
|
|
5921 message = get_var_string(&argvars[0]);
|
|
|
5922 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5923 {
|
|
|
5924 STRNCPY(IObuff, get_var_string_buf(&argvars[1], buf), IOSIZE);
|
|
|
5925 IObuff[IOSIZE - 1] = NUL;
|
|
|
5926 }
|
|
|
5927 else
|
|
|
5928 IObuff[0] = NUL;
|
|
|
5929 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
5930 1, IObuff) == 1)
|
|
|
5931 retvar->var_val.var_string = vim_strsave(IObuff);
|
|
|
5932 else
|
|
|
5933 {
|
|
|
5934 if (argvars[1].var_type != VAR_UNKNOWN
|
|
|
5935 && argvars[2].var_type != VAR_UNKNOWN)
|
|
|
5936 retvar->var_val.var_string = vim_strsave(
|
|
|
5937 get_var_string_buf(&argvars[2], buf));
|
|
|
5938 else
|
|
|
5939 retvar->var_val.var_string = NULL;
|
|
|
5940 }
|
|
|
5941 retvar->var_type = VAR_STRING;
|
|
|
5942 }
|
|
|
5943 else
|
|
|
5944 #endif
|
|
|
5945 f_input(argvars, retvar);
|
|
|
5946 }
|
|
|
5947
|
|
|
5948 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
5949
|
|
|
5950 /*
|
|
|
5951 * "inputrestore()" function
|
|
|
5952 */
|
|
|
5953 /*ARGSUSED*/
|
|
|
5954 static void
|
|
|
5955 f_inputrestore(argvars, retvar)
|
|
|
5956 VAR argvars;
|
|
|
5957 VAR retvar;
|
|
|
5958 {
|
|
|
5959 if (ga_userinput.ga_len > 0)
|
|
|
5960 {
|
|
|
5961 --ga_userinput.ga_len;
|
|
|
5962 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
5963 + ga_userinput.ga_len);
|
|
|
5964 retvar->var_val.var_number = 0; /* OK */
|
|
|
5965 }
|
|
|
5966 else if (p_verbose > 1)
|
|
|
5967 {
|
|
|
5968 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
|
5969 retvar->var_val.var_number = 1; /* Failed */
|
|
|
5970 }
|
|
|
5971 }
|
|
|
5972
|
|
|
5973 /*
|
|
|
5974 * "inputsave()" function
|
|
|
5975 */
|
|
|
5976 /*ARGSUSED*/
|
|
|
5977 static void
|
|
|
5978 f_inputsave(argvars, retvar)
|
|
|
5979 VAR argvars;
|
|
|
5980 VAR retvar;
|
|
|
5981 {
|
|
|
5982 /* Add an entry to the stack of typehead storage. */
|
|
|
5983 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
5984 {
|
|
|
5985 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
5986 + ga_userinput.ga_len);
|
|
|
5987 ++ga_userinput.ga_len;
|
|
|
5988 retvar->var_val.var_number = 0; /* OK */
|
|
|
5989 }
|
|
|
5990 else
|
|
|
5991 retvar->var_val.var_number = 1; /* Failed */
|
|
|
5992 }
|
|
|
5993
|
|
|
5994 /*
|
|
|
5995 * "inputsecret()" function
|
|
|
5996 */
|
|
|
5997 static void
|
|
|
5998 f_inputsecret(argvars, retvar)
|
|
|
5999 VAR argvars;
|
|
|
6000 VAR retvar;
|
|
|
6001 {
|
|
|
6002 ++cmdline_star;
|
|
|
6003 ++inputsecret_flag;
|
|
|
6004 f_input(argvars, retvar);
|
|
|
6005 --cmdline_star;
|
|
|
6006 --inputsecret_flag;
|
|
|
6007 }
|
|
|
6008
|
|
|
6009 /*
|
|
|
6010 * "isdirectory()" function
|
|
|
6011 */
|
|
|
6012 static void
|
|
|
6013 f_isdirectory(argvars, retvar)
|
|
|
6014 VAR argvars;
|
|
|
6015 VAR retvar;
|
|
|
6016 {
|
|
|
6017 retvar->var_val.var_number = mch_isdir(get_var_string(&argvars[0]));
|
|
|
6018 }
|
|
|
6019
|
|
|
6020 /*
|
|
|
6021 * "last_buffer_nr()" function.
|
|
|
6022 */
|
|
|
6023 /*ARGSUSED*/
|
|
|
6024 static void
|
|
|
6025 f_last_buffer_nr(argvars, retvar)
|
|
|
6026 VAR argvars;
|
|
|
6027 VAR retvar;
|
|
|
6028 {
|
|
|
6029 int n = 0;
|
|
|
6030 buf_T *buf;
|
|
|
6031
|
|
|
6032 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
6033 if (n < buf->b_fnum)
|
|
|
6034 n = buf->b_fnum;
|
|
|
6035
|
|
|
6036 retvar->var_val.var_number = n;
|
|
|
6037 }
|
|
|
6038
|
|
|
6039 /*
|
|
|
6040 * "line(string)" function
|
|
|
6041 */
|
|
|
6042 static void
|
|
|
6043 f_line(argvars, retvar)
|
|
|
6044 VAR argvars;
|
|
|
6045 VAR retvar;
|
|
|
6046 {
|
|
|
6047 linenr_T lnum = 0;
|
|
|
6048 pos_T *fp;
|
|
|
6049
|
|
|
6050 fp = var2fpos(&argvars[0], TRUE);
|
|
|
6051 if (fp != NULL)
|
|
|
6052 lnum = fp->lnum;
|
|
|
6053 retvar->var_val.var_number = lnum;
|
|
|
6054 }
|
|
|
6055
|
|
|
6056 /*
|
|
|
6057 * "line2byte(lnum)" function
|
|
|
6058 */
|
|
|
6059 /*ARGSUSED*/
|
|
|
6060 static void
|
|
|
6061 f_line2byte(argvars, retvar)
|
|
|
6062 VAR argvars;
|
|
|
6063 VAR retvar;
|
|
|
6064 {
|
|
|
6065 #ifndef FEAT_BYTEOFF
|
|
|
6066 retvar->var_val.var_number = -1;
|
|
|
6067 #else
|
|
|
6068 linenr_T lnum;
|
|
|
6069
|
|
|
6070 lnum = get_var_lnum(argvars);
|
|
|
6071 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
|
6072 retvar->var_val.var_number = -1;
|
|
|
6073 else
|
|
|
6074 retvar->var_val.var_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
6075 if (retvar->var_val.var_number >= 0)
|
|
|
6076 ++retvar->var_val.var_number;
|
|
|
6077 #endif
|
|
|
6078 }
|
|
|
6079
|
|
|
6080 /*
|
|
|
6081 * "lispindent(lnum)" function
|
|
|
6082 */
|
|
|
6083 static void
|
|
|
6084 f_lispindent(argvars, retvar)
|
|
|
6085 VAR argvars;
|
|
|
6086 VAR retvar;
|
|
|
6087 {
|
|
|
6088 #ifdef FEAT_LISP
|
|
|
6089 pos_T pos;
|
|
|
6090 linenr_T lnum;
|
|
|
6091
|
|
|
6092 pos = curwin->w_cursor;
|
|
|
6093 lnum = get_var_lnum(argvars);
|
|
|
6094 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
6095 {
|
|
|
6096 curwin->w_cursor.lnum = lnum;
|
|
|
6097 retvar->var_val.var_number = get_lisp_indent();
|
|
|
6098 curwin->w_cursor = pos;
|
|
|
6099 }
|
|
|
6100 else
|
|
|
6101 #endif
|
|
|
6102 retvar->var_val.var_number = -1;
|
|
|
6103 }
|
|
|
6104
|
|
|
6105 /*
|
|
|
6106 * "localtime()" function
|
|
|
6107 */
|
|
|
6108 /*ARGSUSED*/
|
|
|
6109 static void
|
|
|
6110 f_localtime(argvars, retvar)
|
|
|
6111 VAR argvars;
|
|
|
6112 VAR retvar;
|
|
|
6113 {
|
|
|
6114 retvar->var_val.var_number = (varnumber_T)time(NULL);
|
|
|
6115 }
|
|
|
6116
|
|
|
6117 /*
|
|
|
6118 * "maparg()" function
|
|
|
6119 */
|
|
|
6120 static void
|
|
|
6121 f_maparg(argvars, retvar)
|
|
|
6122 VAR argvars;
|
|
|
6123 VAR retvar;
|
|
|
6124 {
|
|
|
6125 get_maparg(argvars, retvar, TRUE);
|
|
|
6126 }
|
|
|
6127
|
|
|
6128 /*
|
|
|
6129 * "mapcheck()" function
|
|
|
6130 */
|
|
|
6131 static void
|
|
|
6132 f_mapcheck(argvars, retvar)
|
|
|
6133 VAR argvars;
|
|
|
6134 VAR retvar;
|
|
|
6135 {
|
|
|
6136 get_maparg(argvars, retvar, FALSE);
|
|
|
6137 }
|
|
|
6138
|
|
|
6139 static void
|
|
|
6140 get_maparg(argvars, retvar, exact)
|
|
|
6141 VAR argvars;
|
|
|
6142 VAR retvar;
|
|
|
6143 int exact;
|
|
|
6144 {
|
|
|
6145 char_u *keys;
|
|
|
6146 char_u *which;
|
|
|
6147 char_u buf[NUMBUFLEN];
|
|
|
6148 char_u *keys_buf = NULL;
|
|
|
6149 char_u *rhs;
|
|
|
6150 int mode;
|
|
|
6151 garray_T ga;
|
|
|
6152
|
|
|
6153 /* return empty string for failure */
|
|
|
6154 retvar->var_type = VAR_STRING;
|
|
|
6155 retvar->var_val.var_string = NULL;
|
|
|
6156
|
|
|
6157 keys = get_var_string(&argvars[0]);
|
|
|
6158 if (*keys == NUL)
|
|
|
6159 return;
|
|
|
6160
|
|
|
6161 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
6162 which = get_var_string_buf(&argvars[1], buf);
|
|
|
6163 else
|
|
|
6164 which = (char_u *)"";
|
|
|
6165 mode = get_map_mode(&which, 0);
|
|
|
6166
|
|
|
6167 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
6168 rhs = check_map(keys, mode, exact);
|
|
|
6169 vim_free(keys_buf);
|
|
|
6170 if (rhs != NULL)
|
|
|
6171 {
|
|
|
6172 ga_init(&ga);
|
|
|
6173 ga.ga_itemsize = 1;
|
|
|
6174 ga.ga_growsize = 40;
|
|
|
6175
|
|
|
6176 while (*rhs != NUL)
|
|
|
6177 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
6178
|
|
|
6179 ga_append(&ga, NUL);
|
|
|
6180 retvar->var_val.var_string = (char_u *)ga.ga_data;
|
|
|
6181 }
|
|
|
6182 }
|
|
|
6183
|
|
|
6184 /*
|
|
|
6185 * "match()" function
|
|
|
6186 */
|
|
|
6187 static void
|
|
|
6188 f_match(argvars, retvar)
|
|
|
6189 VAR argvars;
|
|
|
6190 VAR retvar;
|
|
|
6191 {
|
|
|
6192 find_some_match(argvars, retvar, 1);
|
|
|
6193 }
|
|
|
6194
|
|
|
6195 /*
|
|
|
6196 * "matchend()" function
|
|
|
6197 */
|
|
|
6198 static void
|
|
|
6199 f_matchend(argvars, retvar)
|
|
|
6200 VAR argvars;
|
|
|
6201 VAR retvar;
|
|
|
6202 {
|
|
|
6203 find_some_match(argvars, retvar, 0);
|
|
|
6204 }
|
|
|
6205
|
|
|
6206 /*
|
|
|
6207 * "matchstr()" function
|
|
|
6208 */
|
|
|
6209 static void
|
|
|
6210 f_matchstr(argvars, retvar)
|
|
|
6211 VAR argvars;
|
|
|
6212 VAR retvar;
|
|
|
6213 {
|
|
|
6214 find_some_match(argvars, retvar, 2);
|
|
|
6215 }
|
|
|
6216
|
|
|
6217 static void
|
|
|
6218 find_some_match(argvars, retvar, type)
|
|
|
6219 VAR argvars;
|
|
|
6220 VAR retvar;
|
|
|
6221 int type;
|
|
|
6222 {
|
|
|
6223 char_u *str;
|
|
19
|
6224 char_u *expr;
|
|
7
|
6225 char_u *pat;
|
|
|
6226 regmatch_T regmatch;
|
|
|
6227 char_u patbuf[NUMBUFLEN];
|
|
|
6228 char_u *save_cpo;
|
|
|
6229 long start = 0;
|
|
19
|
6230 long nth = 1;
|
|
|
6231 int match;
|
|
7
|
6232
|
|
|
6233 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
6234 save_cpo = p_cpo;
|
|
|
6235 p_cpo = (char_u *)"";
|
|
|
6236
|
|
19
|
6237 expr = str = get_var_string(&argvars[0]);
|
|
7
|
6238 pat = get_var_string_buf(&argvars[1], patbuf);
|
|
|
6239
|
|
|
6240 if (type == 2)
|
|
|
6241 {
|
|
|
6242 retvar->var_type = VAR_STRING;
|
|
|
6243 retvar->var_val.var_string = NULL;
|
|
|
6244 }
|
|
|
6245 else
|
|
|
6246 retvar->var_val.var_number = -1;
|
|
|
6247
|
|
|
6248 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
6249 {
|
|
|
6250 start = get_var_number(&argvars[2]);
|
|
|
6251 if (start < 0)
|
|
|
6252 start = 0;
|
|
|
6253 if (start > (long)STRLEN(str))
|
|
|
6254 goto theend;
|
|
|
6255 str += start;
|
|
19
|
6256
|
|
|
6257 if (argvars[3].var_type != VAR_UNKNOWN)
|
|
|
6258 nth = get_var_number(&argvars[3]);
|
|
7
|
6259 }
|
|
|
6260
|
|
|
6261 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
6262 if (regmatch.regprog != NULL)
|
|
|
6263 {
|
|
|
6264 regmatch.rm_ic = p_ic;
|
|
19
|
6265
|
|
|
6266 while (1)
|
|
|
6267 {
|
|
|
6268 match = vim_regexec_nl(®match, str, (colnr_T)0);
|
|
|
6269 if (!match || --nth <= 0)
|
|
|
6270 break;
|
|
|
6271 /* Advance to just after the match. */
|
|
|
6272 #ifdef FEAT_MBYTE
|
|
|
6273 str = regmatch.startp[0] + mb_ptr2len_check(regmatch.startp[0]);
|
|
|
6274 #else
|
|
|
6275 str = regmatch.startp[0] + 1;
|
|
|
6276 #endif
|
|
|
6277 }
|
|
|
6278
|
|
|
6279 if (match)
|
|
7
|
6280 {
|
|
|
6281 if (type == 2)
|
|
|
6282 retvar->var_val.var_string = vim_strnsave(regmatch.startp[0],
|
|
|
6283 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
6284 else
|
|
|
6285 {
|
|
|
6286 if (type != 0)
|
|
|
6287 retvar->var_val.var_number =
|
|
|
6288 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
6289 else
|
|
|
6290 retvar->var_val.var_number =
|
|
|
6291 (varnumber_T)(regmatch.endp[0] - str);
|
|
19
|
6292 retvar->var_val.var_number += str - expr;
|
|
7
|
6293 }
|
|
|
6294 }
|
|
|
6295 vim_free(regmatch.regprog);
|
|
|
6296 }
|
|
|
6297
|
|
|
6298 theend:
|
|
|
6299 p_cpo = save_cpo;
|
|
|
6300 }
|
|
|
6301
|
|
|
6302 /*
|
|
|
6303 * "mode()" function
|
|
|
6304 */
|
|
|
6305 /*ARGSUSED*/
|
|
|
6306 static void
|
|
|
6307 f_mode(argvars, retvar)
|
|
|
6308 VAR argvars;
|
|
|
6309 VAR retvar;
|
|
|
6310 {
|
|
|
6311 char_u buf[2];
|
|
|
6312
|
|
|
6313 #ifdef FEAT_VISUAL
|
|
|
6314 if (VIsual_active)
|
|
|
6315 {
|
|
|
6316 if (VIsual_select)
|
|
|
6317 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
6318 else
|
|
|
6319 buf[0] = VIsual_mode;
|
|
|
6320 }
|
|
|
6321 else
|
|
|
6322 #endif
|
|
|
6323 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
6324 buf[0] = 'r';
|
|
|
6325 else if (State & INSERT)
|
|
|
6326 {
|
|
|
6327 if (State & REPLACE_FLAG)
|
|
|
6328 buf[0] = 'R';
|
|
|
6329 else
|
|
|
6330 buf[0] = 'i';
|
|
|
6331 }
|
|
|
6332 else if (State & CMDLINE)
|
|
|
6333 buf[0] = 'c';
|
|
|
6334 else
|
|
|
6335 buf[0] = 'n';
|
|
|
6336
|
|
|
6337 buf[1] = NUL;
|
|
|
6338 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
6339 retvar->var_type = VAR_STRING;
|
|
|
6340 }
|
|
|
6341
|
|
|
6342 /*
|
|
|
6343 * "nr2char()" function
|
|
|
6344 */
|
|
|
6345 static void
|
|
|
6346 f_nr2char(argvars, retvar)
|
|
|
6347 VAR argvars;
|
|
|
6348 VAR retvar;
|
|
|
6349 {
|
|
|
6350 char_u buf[NUMBUFLEN];
|
|
|
6351
|
|
|
6352 #ifdef FEAT_MBYTE
|
|
|
6353 if (has_mbyte)
|
|
|
6354 buf[(*mb_char2bytes)((int)get_var_number(&argvars[0]), buf)] = NUL;
|
|
|
6355 else
|
|
|
6356 #endif
|
|
|
6357 {
|
|
|
6358 buf[0] = (char_u)get_var_number(&argvars[0]);
|
|
|
6359 buf[1] = NUL;
|
|
|
6360 }
|
|
|
6361 retvar->var_type = VAR_STRING;
|
|
|
6362 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
6363 }
|
|
|
6364
|
|
|
6365 /*
|
|
|
6366 * "rename({from}, {to})" function
|
|
|
6367 */
|
|
|
6368 static void
|
|
|
6369 f_rename(argvars, retvar)
|
|
|
6370 VAR argvars;
|
|
|
6371 VAR retvar;
|
|
|
6372 {
|
|
|
6373 char_u buf[NUMBUFLEN];
|
|
|
6374
|
|
|
6375 if (check_restricted() || check_secure())
|
|
|
6376 retvar->var_val.var_number = -1;
|
|
|
6377 else
|
|
|
6378 retvar->var_val.var_number = vim_rename(get_var_string(&argvars[0]),
|
|
|
6379 get_var_string_buf(&argvars[1], buf));
|
|
|
6380 }
|
|
|
6381
|
|
|
6382 /*
|
|
|
6383 * "resolve()" function
|
|
|
6384 */
|
|
|
6385 static void
|
|
|
6386 f_resolve(argvars, retvar)
|
|
|
6387 VAR argvars;
|
|
|
6388 VAR retvar;
|
|
|
6389 {
|
|
|
6390 char_u *p;
|
|
|
6391
|
|
|
6392 p = get_var_string(&argvars[0]);
|
|
|
6393 #ifdef FEAT_SHORTCUT
|
|
|
6394 {
|
|
|
6395 char_u *v = NULL;
|
|
|
6396
|
|
|
6397 v = mch_resolve_shortcut(p);
|
|
|
6398 if (v != NULL)
|
|
|
6399 retvar->var_val.var_string = v;
|
|
|
6400 else
|
|
|
6401 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6402 }
|
|
|
6403 #else
|
|
|
6404 # ifdef HAVE_READLINK
|
|
|
6405 {
|
|
|
6406 char_u buf[MAXPATHL + 1];
|
|
|
6407 char_u *cpy;
|
|
|
6408 int len;
|
|
|
6409 char_u *remain = NULL;
|
|
|
6410 char_u *q;
|
|
|
6411 int is_relative_to_current = FALSE;
|
|
|
6412 int has_trailing_pathsep = FALSE;
|
|
|
6413 int limit = 100;
|
|
|
6414
|
|
|
6415 p = vim_strsave(p);
|
|
|
6416
|
|
|
6417 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
6418 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
6419 is_relative_to_current = TRUE;
|
|
|
6420
|
|
|
6421 len = STRLEN(p);
|
|
39
|
6422 if (len > 0 && after_pathsep(p, p + len))
|
|
7
|
6423 has_trailing_pathsep = TRUE;
|
|
|
6424
|
|
|
6425 q = getnextcomp(p);
|
|
|
6426 if (*q != NUL)
|
|
|
6427 {
|
|
|
6428 /* Separate the first path component in "p", and keep the
|
|
|
6429 * remainder (beginning with the path separator). */
|
|
|
6430 remain = vim_strsave(q - 1);
|
|
|
6431 q[-1] = NUL;
|
|
|
6432 }
|
|
|
6433
|
|
|
6434 for (;;)
|
|
|
6435 {
|
|
|
6436 for (;;)
|
|
|
6437 {
|
|
|
6438 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
6439 if (len <= 0)
|
|
|
6440 break;
|
|
|
6441 buf[len] = NUL;
|
|
|
6442
|
|
|
6443 if (limit-- == 0)
|
|
|
6444 {
|
|
|
6445 vim_free(p);
|
|
|
6446 vim_free(remain);
|
|
|
6447 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
|
6448 retvar->var_val.var_string = NULL;
|
|
|
6449 goto fail;
|
|
|
6450 }
|
|
|
6451
|
|
|
6452 /* Ensure that the result will have a trailing path separator
|
|
|
6453 * if the argument has one. */
|
|
|
6454 if (remain == NULL && has_trailing_pathsep)
|
|
|
6455 add_pathsep(buf);
|
|
|
6456
|
|
|
6457 /* Separate the first path component in the link value and
|
|
|
6458 * concatenate the remainders. */
|
|
|
6459 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
6460 if (*q != NUL)
|
|
|
6461 {
|
|
|
6462 if (remain == NULL)
|
|
|
6463 remain = vim_strsave(q - 1);
|
|
|
6464 else
|
|
|
6465 {
|
|
|
6466 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
6467 if (cpy != NULL)
|
|
|
6468 {
|
|
|
6469 STRCAT(cpy, remain);
|
|
|
6470 vim_free(remain);
|
|
|
6471 remain = cpy;
|
|
|
6472 }
|
|
|
6473 }
|
|
|
6474 q[-1] = NUL;
|
|
|
6475 }
|
|
|
6476
|
|
|
6477 q = gettail(p);
|
|
|
6478 if (q > p && *q == NUL)
|
|
|
6479 {
|
|
|
6480 /* Ignore trailing path separator. */
|
|
|
6481 q[-1] = NUL;
|
|
|
6482 q = gettail(p);
|
|
|
6483 }
|
|
|
6484 if (q > p && !mch_isFullName(buf))
|
|
|
6485 {
|
|
|
6486 /* symlink is relative to directory of argument */
|
|
|
6487 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
6488 if (cpy != NULL)
|
|
|
6489 {
|
|
|
6490 STRCPY(cpy, p);
|
|
|
6491 STRCPY(gettail(cpy), buf);
|
|
|
6492 vim_free(p);
|
|
|
6493 p = cpy;
|
|
|
6494 }
|
|
|
6495 }
|
|
|
6496 else
|
|
|
6497 {
|
|
|
6498 vim_free(p);
|
|
|
6499 p = vim_strsave(buf);
|
|
|
6500 }
|
|
|
6501 }
|
|
|
6502
|
|
|
6503 if (remain == NULL)
|
|
|
6504 break;
|
|
|
6505
|
|
|
6506 /* Append the first path component of "remain" to "p". */
|
|
|
6507 q = getnextcomp(remain + 1);
|
|
|
6508 len = q - remain - (*q != NUL);
|
|
|
6509 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
6510 if (cpy != NULL)
|
|
|
6511 {
|
|
|
6512 STRNCAT(cpy, remain, len);
|
|
|
6513 vim_free(p);
|
|
|
6514 p = cpy;
|
|
|
6515 }
|
|
|
6516 /* Shorten "remain". */
|
|
|
6517 if (*q != NUL)
|
|
|
6518 STRCPY(remain, q - 1);
|
|
|
6519 else
|
|
|
6520 {
|
|
|
6521 vim_free(remain);
|
|
|
6522 remain = NULL;
|
|
|
6523 }
|
|
|
6524 }
|
|
|
6525
|
|
|
6526 /* If the result is a relative path name, make it explicitly relative to
|
|
|
6527 * the current directory if and only if the argument had this form. */
|
|
|
6528 if (!vim_ispathsep(*p))
|
|
|
6529 {
|
|
|
6530 if (is_relative_to_current
|
|
|
6531 && *p != NUL
|
|
|
6532 && !(p[0] == '.'
|
|
|
6533 && (p[1] == NUL
|
|
|
6534 || vim_ispathsep(p[1])
|
|
|
6535 || (p[1] == '.'
|
|
|
6536 && (p[2] == NUL
|
|
|
6537 || vim_ispathsep(p[2]))))))
|
|
|
6538 {
|
|
|
6539 /* Prepend "./". */
|
|
|
6540 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
6541 if (cpy != NULL)
|
|
|
6542 {
|
|
|
6543 STRCAT(cpy, p);
|
|
|
6544 vim_free(p);
|
|
|
6545 p = cpy;
|
|
|
6546 }
|
|
|
6547 }
|
|
|
6548 else if (!is_relative_to_current)
|
|
|
6549 {
|
|
|
6550 /* Strip leading "./". */
|
|
|
6551 q = p;
|
|
|
6552 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
6553 q += 2;
|
|
|
6554 if (q > p)
|
|
|
6555 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
6556 }
|
|
|
6557 }
|
|
|
6558
|
|
|
6559 /* Ensure that the result will have no trailing path separator
|
|
|
6560 * if the argument had none. But keep "/" or "//". */
|
|
|
6561 if (!has_trailing_pathsep)
|
|
|
6562 {
|
|
|
6563 q = p + STRLEN(p);
|
|
39
|
6564 if (after_pathsep(p, q))
|
|
|
6565 *gettail_sep(p) = NUL;
|
|
7
|
6566 }
|
|
|
6567
|
|
|
6568 retvar->var_val.var_string = p;
|
|
|
6569 }
|
|
|
6570 # else
|
|
|
6571 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6572 # endif
|
|
|
6573 #endif
|
|
|
6574
|
|
|
6575 simplify_filename(retvar->var_val.var_string);
|
|
|
6576
|
|
|
6577 #ifdef HAVE_READLINK
|
|
|
6578 fail:
|
|
|
6579 #endif
|
|
|
6580 retvar->var_type = VAR_STRING;
|
|
|
6581 }
|
|
|
6582
|
|
|
6583 /*
|
|
|
6584 * "simplify()" function
|
|
|
6585 */
|
|
|
6586 static void
|
|
|
6587 f_simplify(argvars, retvar)
|
|
|
6588 VAR argvars;
|
|
|
6589 VAR retvar;
|
|
|
6590 {
|
|
|
6591 char_u *p;
|
|
|
6592
|
|
|
6593 p = get_var_string(&argvars[0]);
|
|
|
6594 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6595 simplify_filename(retvar->var_val.var_string); /* simplify in place */
|
|
|
6596 retvar->var_type = VAR_STRING;
|
|
|
6597 }
|
|
|
6598
|
|
20
|
6599 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
6600 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
6601 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
6602
|
|
7
|
6603 /*
|
|
|
6604 * "search()" function
|
|
|
6605 */
|
|
|
6606 static void
|
|
|
6607 f_search(argvars, retvar)
|
|
|
6608 VAR argvars;
|
|
|
6609 VAR retvar;
|
|
|
6610 {
|
|
|
6611 char_u *pat;
|
|
|
6612 pos_T pos;
|
|
20
|
6613 pos_T save_cursor;
|
|
7
|
6614 int save_p_ws = p_ws;
|
|
|
6615 int dir;
|
|
20
|
6616 int flags = 0;
|
|
|
6617
|
|
|
6618 retvar->var_val.var_number = 0; /* default: FAIL */
|
|
7
|
6619
|
|
|
6620 pat = get_var_string(&argvars[0]);
|
|
20
|
6621 dir = get_search_arg(&argvars[1], &flags); /* may set p_ws */
|
|
|
6622 if (dir == 0)
|
|
|
6623 goto theend;
|
|
|
6624 if ((flags & ~SP_NOMOVE) != 0)
|
|
|
6625 {
|
|
|
6626 EMSG2(_(e_invarg2), get_var_string(&argvars[1]));
|
|
|
6627 goto theend;
|
|
|
6628 }
|
|
|
6629
|
|
|
6630 pos = save_cursor = curwin->w_cursor;
|
|
7
|
6631 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
6632 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
6633 {
|
|
|
6634 retvar->var_val.var_number = pos.lnum;
|
|
|
6635 curwin->w_cursor = pos;
|
|
|
6636 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
6637 * correct that here */
|
|
|
6638 check_cursor();
|
|
|
6639 }
|
|
20
|
6640
|
|
|
6641 /* If 'n' flag is used: restore cursor position. */
|
|
|
6642 if (flags & SP_NOMOVE)
|
|
|
6643 curwin->w_cursor = save_cursor;
|
|
|
6644 theend:
|
|
7
|
6645 p_ws = save_p_ws;
|
|
|
6646 }
|
|
|
6647
|
|
|
6648 /*
|
|
|
6649 * "searchpair()" function
|
|
|
6650 */
|
|
|
6651 static void
|
|
|
6652 f_searchpair(argvars, retvar)
|
|
|
6653 VAR argvars;
|
|
|
6654 VAR retvar;
|
|
|
6655 {
|
|
|
6656 char_u *spat, *mpat, *epat;
|
|
|
6657 char_u *skip;
|
|
|
6658 char_u *pat, *pat2, *pat3;
|
|
|
6659 pos_T pos;
|
|
|
6660 pos_T firstpos;
|
|
|
6661 pos_T save_cursor;
|
|
|
6662 pos_T save_pos;
|
|
|
6663 int save_p_ws = p_ws;
|
|
|
6664 char_u *save_cpo;
|
|
|
6665 int dir;
|
|
|
6666 int flags = 0;
|
|
|
6667 char_u nbuf1[NUMBUFLEN];
|
|
|
6668 char_u nbuf2[NUMBUFLEN];
|
|
|
6669 char_u nbuf3[NUMBUFLEN];
|
|
|
6670 int n;
|
|
|
6671 int r;
|
|
|
6672 int nest = 1;
|
|
|
6673 int err;
|
|
|
6674
|
|
|
6675 retvar->var_val.var_number = 0; /* default: FAIL */
|
|
|
6676
|
|
|
6677 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
6678 save_cpo = p_cpo;
|
|
|
6679 p_cpo = (char_u *)"";
|
|
|
6680
|
|
|
6681 /* Get the three pattern arguments: start, middle, end. */
|
|
|
6682 spat = get_var_string(&argvars[0]);
|
|
|
6683 mpat = get_var_string_buf(&argvars[1], nbuf1);
|
|
|
6684 epat = get_var_string_buf(&argvars[2], nbuf2);
|
|
|
6685
|
|
|
6686 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
6687 * start/middle/end (pat3, for the top pair). */
|
|
|
6688 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
6689 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
6690 if (pat2 == NULL || pat3 == NULL)
|
|
|
6691 goto theend;
|
|
|
6692 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
6693 if (*mpat == NUL)
|
|
|
6694 STRCPY(pat3, pat2);
|
|
|
6695 else
|
|
|
6696 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
6697 spat, epat, mpat);
|
|
|
6698
|
|
|
6699 /* Handle the optional fourth argument: flags */
|
|
|
6700 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
20
|
6701 if (dir == 0)
|
|
|
6702 goto theend;
|
|
7
|
6703
|
|
|
6704 /* Optional fifth argument: skip expresion */
|
|
|
6705 if (argvars[3].var_type == VAR_UNKNOWN
|
|
|
6706 || argvars[4].var_type == VAR_UNKNOWN)
|
|
|
6707 skip = (char_u *)"";
|
|
|
6708 else
|
|
|
6709 skip = get_var_string_buf(&argvars[4], nbuf3);
|
|
|
6710
|
|
|
6711 save_cursor = curwin->w_cursor;
|
|
|
6712 pos = curwin->w_cursor;
|
|
|
6713 firstpos.lnum = 0;
|
|
|
6714 pat = pat3;
|
|
|
6715 for (;;)
|
|
|
6716 {
|
|
|
6717 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
6718 SEARCH_KEEP, RE_SEARCH);
|
|
|
6719 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
6720 /* didn't find it or found the first match again: FAIL */
|
|
|
6721 break;
|
|
|
6722
|
|
|
6723 if (firstpos.lnum == 0)
|
|
|
6724 firstpos = pos;
|
|
|
6725
|
|
|
6726 /* If the skip pattern matches, ignore this match. */
|
|
|
6727 if (*skip != NUL)
|
|
|
6728 {
|
|
|
6729 save_pos = curwin->w_cursor;
|
|
|
6730 curwin->w_cursor = pos;
|
|
|
6731 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
6732 curwin->w_cursor = save_pos;
|
|
|
6733 if (err)
|
|
|
6734 {
|
|
|
6735 /* Evaluating {skip} caused an error, break here. */
|
|
|
6736 curwin->w_cursor = save_cursor;
|
|
|
6737 retvar->var_val.var_number = -1;
|
|
|
6738 break;
|
|
|
6739 }
|
|
|
6740 if (r)
|
|
|
6741 continue;
|
|
|
6742 }
|
|
|
6743
|
|
|
6744 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
6745 {
|
|
|
6746 /* Found end when searching backwards or start when searching
|
|
|
6747 * forward: nested pair. */
|
|
|
6748 ++nest;
|
|
|
6749 pat = pat2; /* nested, don't search for middle */
|
|
|
6750 }
|
|
|
6751 else
|
|
|
6752 {
|
|
|
6753 /* Found end when searching forward or start when searching
|
|
|
6754 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
6755 if (--nest == 1)
|
|
|
6756 pat = pat3; /* outer level, search for middle */
|
|
|
6757 }
|
|
|
6758
|
|
|
6759 if (nest == 0)
|
|
|
6760 {
|
|
|
6761 /* Found the match: return matchcount or line number. */
|
|
|
6762 if (flags & SP_RETCOUNT)
|
|
|
6763 ++retvar->var_val.var_number;
|
|
|
6764 else
|
|
|
6765 retvar->var_val.var_number = pos.lnum;
|
|
|
6766 curwin->w_cursor = pos;
|
|
|
6767 if (!(flags & SP_REPEAT))
|
|
|
6768 break;
|
|
|
6769 nest = 1; /* search for next unmatched */
|
|
|
6770 }
|
|
|
6771 }
|
|
|
6772
|
|
|
6773 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
|
6774 if ((flags & SP_NOMOVE) || retvar->var_val.var_number == 0)
|
|
|
6775 curwin->w_cursor = save_cursor;
|
|
|
6776
|
|
|
6777 theend:
|
|
|
6778 vim_free(pat2);
|
|
|
6779 vim_free(pat3);
|
|
|
6780 p_ws = save_p_ws;
|
|
|
6781 p_cpo = save_cpo;
|
|
|
6782 }
|
|
|
6783
|
|
20
|
6784 /*
|
|
|
6785 * Get flags for a search function.
|
|
|
6786 * Possibly sets "p_ws".
|
|
|
6787 * Returns BACKWARD, FORWARD or zero (for an error).
|
|
|
6788 */
|
|
7
|
6789 static int
|
|
|
6790 get_search_arg(varp, flagsp)
|
|
|
6791 VAR varp;
|
|
|
6792 int *flagsp;
|
|
|
6793 {
|
|
|
6794 int dir = FORWARD;
|
|
|
6795 char_u *flags;
|
|
|
6796 char_u nbuf[NUMBUFLEN];
|
|
20
|
6797 int mask;
|
|
7
|
6798
|
|
|
6799 if (varp->var_type != VAR_UNKNOWN)
|
|
|
6800 {
|
|
|
6801 flags = get_var_string_buf(varp, nbuf);
|
|
20
|
6802 while (*flags != NUL)
|
|
|
6803 {
|
|
|
6804 switch (*flags)
|
|
|
6805 {
|
|
|
6806 case 'b': dir = BACKWARD; break;
|
|
|
6807 case 'w': p_ws = TRUE; break;
|
|
|
6808 case 'W': p_ws = FALSE; break;
|
|
|
6809 default: mask = 0;
|
|
|
6810 if (flagsp != NULL)
|
|
|
6811 switch (*flags)
|
|
|
6812 {
|
|
|
6813 case 'n': mask = SP_NOMOVE; break;
|
|
|
6814 case 'r': mask = SP_REPEAT; break;
|
|
|
6815 case 'm': mask = SP_RETCOUNT; break;
|
|
|
6816 }
|
|
|
6817 if (mask == 0)
|
|
|
6818 {
|
|
|
6819 EMSG2(_(e_invarg2), flags);
|
|
|
6820 dir = 0;
|
|
|
6821 }
|
|
|
6822 else
|
|
|
6823 *flagsp |= mask;
|
|
|
6824 }
|
|
|
6825 if (dir == 0)
|
|
|
6826 break;
|
|
|
6827 ++flags;
|
|
7
|
6828 }
|
|
|
6829 }
|
|
|
6830 return dir;
|
|
|
6831 }
|
|
|
6832
|
|
|
6833 /*
|
|
|
6834 * "setbufvar()" function
|
|
|
6835 */
|
|
|
6836 /*ARGSUSED*/
|
|
|
6837 static void
|
|
|
6838 f_setbufvar(argvars, retvar)
|
|
|
6839 VAR argvars;
|
|
|
6840 VAR retvar;
|
|
|
6841 {
|
|
|
6842 buf_T *buf;
|
|
|
6843 #ifdef FEAT_AUTOCMD
|
|
|
6844 aco_save_T aco;
|
|
|
6845 #else
|
|
|
6846 buf_T *save_curbuf;
|
|
|
6847 #endif
|
|
|
6848 char_u *varname, *bufvarname;
|
|
|
6849 VAR varp;
|
|
|
6850 char_u nbuf[NUMBUFLEN];
|
|
|
6851
|
|
|
6852 if (check_restricted() || check_secure())
|
|
|
6853 return;
|
|
|
6854 ++emsg_off;
|
|
|
6855 buf = get_buf_var(&argvars[0]);
|
|
|
6856 varname = get_var_string(&argvars[1]);
|
|
|
6857 varp = &argvars[2];
|
|
|
6858
|
|
|
6859 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
6860 {
|
|
|
6861 /* set curbuf to be our buf, temporarily */
|
|
|
6862 #ifdef FEAT_AUTOCMD
|
|
|
6863 aucmd_prepbuf(&aco, buf);
|
|
|
6864 #else
|
|
|
6865 save_curbuf = curbuf;
|
|
|
6866 curbuf = buf;
|
|
|
6867 #endif
|
|
|
6868
|
|
|
6869 if (*varname == '&')
|
|
|
6870 {
|
|
|
6871 ++varname;
|
|
|
6872 set_option_value(varname, get_var_number(varp),
|
|
|
6873 get_var_string_buf(varp, nbuf), OPT_LOCAL);
|
|
|
6874 }
|
|
|
6875 else
|
|
|
6876 {
|
|
|
6877 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
6878 if (bufvarname != NULL)
|
|
|
6879 {
|
|
|
6880 STRCPY(bufvarname, "b:");
|
|
|
6881 STRCPY(bufvarname + 2, varname);
|
|
51
|
6882 set_var(bufvarname, varp, TRUE);
|
|
7
|
6883 vim_free(bufvarname);
|
|
|
6884 }
|
|
|
6885 }
|
|
|
6886
|
|
|
6887 /* reset notion of buffer */
|
|
|
6888 #ifdef FEAT_AUTOCMD
|
|
|
6889 aucmd_restbuf(&aco);
|
|
|
6890 #else
|
|
|
6891 curbuf = save_curbuf;
|
|
|
6892 #endif
|
|
|
6893 }
|
|
|
6894 --emsg_off;
|
|
|
6895 }
|
|
|
6896
|
|
|
6897 /*
|
|
|
6898 * "setcmdpos()" function
|
|
|
6899 */
|
|
|
6900 static void
|
|
|
6901 f_setcmdpos(argvars, retvar)
|
|
|
6902 VAR argvars;
|
|
|
6903 VAR retvar;
|
|
|
6904 {
|
|
|
6905 retvar->var_val.var_number = set_cmdline_pos(
|
|
|
6906 (int)get_var_number(&argvars[0]) - 1);
|
|
|
6907 }
|
|
|
6908
|
|
|
6909 /*
|
|
|
6910 * "setline()" function
|
|
|
6911 */
|
|
|
6912 static void
|
|
|
6913 f_setline(argvars, retvar)
|
|
|
6914 VAR argvars;
|
|
|
6915 VAR retvar;
|
|
|
6916 {
|
|
|
6917 linenr_T lnum;
|
|
|
6918 char_u *line;
|
|
|
6919
|
|
|
6920 lnum = get_var_lnum(argvars);
|
|
|
6921 line = get_var_string(&argvars[1]);
|
|
|
6922 retvar->var_val.var_number = 1; /* FAIL is default */
|
|
|
6923
|
|
|
6924 if (lnum >= 1
|
|
|
6925 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
6926 && u_savesub(lnum) == OK
|
|
|
6927 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
6928 {
|
|
|
6929 changed_bytes(lnum, 0);
|
|
|
6930 check_cursor_col();
|
|
|
6931 retvar->var_val.var_number = 0;
|
|
|
6932 }
|
|
|
6933 }
|
|
|
6934
|
|
|
6935 /*
|
|
|
6936 * "setreg()" function
|
|
|
6937 */
|
|
|
6938 static void
|
|
|
6939 f_setreg(argvars, retvar)
|
|
|
6940 VAR argvars;
|
|
|
6941 VAR retvar;
|
|
|
6942 {
|
|
|
6943 int regname;
|
|
|
6944 char_u *strregname;
|
|
|
6945 char_u *stropt;
|
|
|
6946 int append;
|
|
|
6947 char_u yank_type;
|
|
|
6948 long block_len;
|
|
|
6949
|
|
|
6950 block_len = -1;
|
|
|
6951 yank_type = MAUTO;
|
|
|
6952 append = FALSE;
|
|
|
6953
|
|
|
6954 strregname = get_var_string(argvars);
|
|
|
6955 retvar->var_val.var_number = 1; /* FAIL is default */
|
|
|
6956
|
|
|
6957 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6958 if (regname == 0 || regname == '@')
|
|
|
6959 regname = '"';
|
|
|
6960 else if (regname == '=')
|
|
|
6961 return;
|
|
|
6962
|
|
|
6963 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
6964 {
|
|
|
6965 for (stropt = get_var_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
|
6966 switch (*stropt)
|
|
|
6967 {
|
|
|
6968 case 'a': case 'A': /* append */
|
|
|
6969 append = TRUE;
|
|
|
6970 break;
|
|
|
6971 case 'v': case 'c': /* character-wise selection */
|
|
|
6972 yank_type = MCHAR;
|
|
|
6973 break;
|
|
|
6974 case 'V': case 'l': /* line-wise selection */
|
|
|
6975 yank_type = MLINE;
|
|
|
6976 break;
|
|
|
6977 #ifdef FEAT_VISUAL
|
|
|
6978 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
6979 yank_type = MBLOCK;
|
|
|
6980 if (VIM_ISDIGIT(stropt[1]))
|
|
|
6981 {
|
|
|
6982 ++stropt;
|
|
|
6983 block_len = getdigits(&stropt) - 1;
|
|
|
6984 --stropt;
|
|
|
6985 }
|
|
|
6986 break;
|
|
|
6987 #endif
|
|
|
6988 }
|
|
|
6989 }
|
|
|
6990
|
|
|
6991 write_reg_contents_ex(regname, get_var_string(&argvars[1]), -1,
|
|
|
6992 append, yank_type, block_len);
|
|
|
6993 retvar->var_val.var_number = 0;
|
|
|
6994 }
|
|
|
6995
|
|
|
6996
|
|
|
6997 /*
|
|
|
6998 * "setwinvar(expr)" function
|
|
|
6999 */
|
|
|
7000 /*ARGSUSED*/
|
|
|
7001 static void
|
|
|
7002 f_setwinvar(argvars, retvar)
|
|
|
7003 VAR argvars;
|
|
|
7004 VAR retvar;
|
|
|
7005 {
|
|
|
7006 win_T *win;
|
|
|
7007 #ifdef FEAT_WINDOWS
|
|
|
7008 win_T *save_curwin;
|
|
|
7009 #endif
|
|
|
7010 char_u *varname, *winvarname;
|
|
|
7011 VAR varp;
|
|
|
7012 char_u nbuf[NUMBUFLEN];
|
|
|
7013
|
|
|
7014 if (check_restricted() || check_secure())
|
|
|
7015 return;
|
|
|
7016 ++emsg_off;
|
|
|
7017 win = find_win_by_nr(&argvars[0]);
|
|
|
7018 varname = get_var_string(&argvars[1]);
|
|
|
7019 varp = &argvars[2];
|
|
|
7020
|
|
|
7021 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
7022 {
|
|
|
7023 #ifdef FEAT_WINDOWS
|
|
|
7024 /* set curwin to be our win, temporarily */
|
|
|
7025 save_curwin = curwin;
|
|
|
7026 curwin = win;
|
|
|
7027 curbuf = curwin->w_buffer;
|
|
|
7028 #endif
|
|
|
7029
|
|
|
7030 if (*varname == '&')
|
|
|
7031 {
|
|
|
7032 ++varname;
|
|
|
7033 set_option_value(varname, get_var_number(varp),
|
|
|
7034 get_var_string_buf(varp, nbuf), OPT_LOCAL);
|
|
|
7035 }
|
|
|
7036 else
|
|
|
7037 {
|
|
|
7038 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
7039 if (winvarname != NULL)
|
|
|
7040 {
|
|
|
7041 STRCPY(winvarname, "w:");
|
|
|
7042 STRCPY(winvarname + 2, varname);
|
|
51
|
7043 set_var(winvarname, varp, TRUE);
|
|
7
|
7044 vim_free(winvarname);
|
|
|
7045 }
|
|
|
7046 }
|
|
|
7047
|
|
|
7048 #ifdef FEAT_WINDOWS
|
|
|
7049 /* Restore current window, if it's still valid (autocomands can make
|
|
|
7050 * it invalid). */
|
|
|
7051 if (win_valid(save_curwin))
|
|
|
7052 {
|
|
|
7053 curwin = save_curwin;
|
|
|
7054 curbuf = curwin->w_buffer;
|
|
|
7055 }
|
|
|
7056 #endif
|
|
|
7057 }
|
|
|
7058 --emsg_off;
|
|
|
7059 }
|
|
|
7060
|
|
|
7061 /*
|
|
|
7062 * "nextnonblank()" function
|
|
|
7063 */
|
|
|
7064 static void
|
|
|
7065 f_nextnonblank(argvars, retvar)
|
|
|
7066 VAR argvars;
|
|
|
7067 VAR retvar;
|
|
|
7068 {
|
|
|
7069 linenr_T lnum;
|
|
|
7070
|
|
|
7071 for (lnum = get_var_lnum(argvars); ; ++lnum)
|
|
|
7072 {
|
|
|
7073 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
7074 {
|
|
|
7075 lnum = 0;
|
|
|
7076 break;
|
|
|
7077 }
|
|
|
7078 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
7079 break;
|
|
|
7080 }
|
|
|
7081 retvar->var_val.var_number = lnum;
|
|
|
7082 }
|
|
|
7083
|
|
|
7084 /*
|
|
|
7085 * "prevnonblank()" function
|
|
|
7086 */
|
|
|
7087 static void
|
|
|
7088 f_prevnonblank(argvars, retvar)
|
|
|
7089 VAR argvars;
|
|
|
7090 VAR retvar;
|
|
|
7091 {
|
|
|
7092 linenr_T lnum;
|
|
|
7093
|
|
|
7094 lnum = get_var_lnum(argvars);
|
|
|
7095 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
7096 lnum = 0;
|
|
|
7097 else
|
|
|
7098 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
7099 --lnum;
|
|
|
7100 retvar->var_val.var_number = lnum;
|
|
|
7101 }
|
|
|
7102
|
|
|
7103 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
7104 static void make_connection __ARGS((void));
|
|
|
7105 static int check_connection __ARGS((void));
|
|
|
7106
|
|
|
7107 static void
|
|
|
7108 make_connection()
|
|
|
7109 {
|
|
|
7110 if (X_DISPLAY == NULL
|
|
|
7111 # ifdef FEAT_GUI
|
|
|
7112 && !gui.in_use
|
|
|
7113 # endif
|
|
|
7114 )
|
|
|
7115 {
|
|
|
7116 x_force_connect = TRUE;
|
|
|
7117 setup_term_clip();
|
|
|
7118 x_force_connect = FALSE;
|
|
|
7119 }
|
|
|
7120 }
|
|
|
7121
|
|
|
7122 static int
|
|
|
7123 check_connection()
|
|
|
7124 {
|
|
|
7125 make_connection();
|
|
|
7126 if (X_DISPLAY == NULL)
|
|
|
7127 {
|
|
|
7128 EMSG(_("E240: No connection to Vim server"));
|
|
|
7129 return FAIL;
|
|
|
7130 }
|
|
|
7131 return OK;
|
|
|
7132 }
|
|
|
7133 #endif
|
|
|
7134
|
|
|
7135 /*ARGSUSED*/
|
|
|
7136 static void
|
|
|
7137 f_serverlist(argvars, retvar)
|
|
|
7138 VAR argvars;
|
|
|
7139 VAR retvar;
|
|
|
7140 {
|
|
|
7141 char_u *r = NULL;
|
|
|
7142
|
|
|
7143 #ifdef FEAT_CLIENTSERVER
|
|
|
7144 # ifdef WIN32
|
|
|
7145 r = serverGetVimNames();
|
|
|
7146 # else
|
|
|
7147 make_connection();
|
|
|
7148 if (X_DISPLAY != NULL)
|
|
|
7149 r = serverGetVimNames(X_DISPLAY);
|
|
|
7150 # endif
|
|
|
7151 #endif
|
|
|
7152 retvar->var_type = VAR_STRING;
|
|
|
7153 retvar->var_val.var_string = r;
|
|
|
7154 }
|
|
|
7155
|
|
|
7156 /*ARGSUSED*/
|
|
|
7157 static void
|
|
|
7158 f_remote_peek(argvars, retvar)
|
|
|
7159 VAR argvars;
|
|
|
7160 VAR retvar;
|
|
|
7161 {
|
|
|
7162 #ifdef FEAT_CLIENTSERVER
|
|
|
7163 var v;
|
|
|
7164 char_u *s = NULL;
|
|
|
7165 # ifdef WIN32
|
|
|
7166 int n = 0;
|
|
|
7167 # endif
|
|
|
7168
|
|
|
7169 if (check_restricted() || check_secure())
|
|
|
7170 {
|
|
|
7171 retvar->var_val.var_number = -1;
|
|
|
7172 return;
|
|
|
7173 }
|
|
|
7174 # ifdef WIN32
|
|
|
7175 sscanf(get_var_string(&argvars[0]), "%x", &n);
|
|
|
7176 if (n == 0)
|
|
|
7177 retvar->var_val.var_number = -1;
|
|
|
7178 else
|
|
|
7179 {
|
|
|
7180 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
|
7181 retvar->var_val.var_number = (s != NULL);
|
|
|
7182 }
|
|
|
7183 # else
|
|
|
7184 retvar->var_val.var_number = 0;
|
|
|
7185 if (check_connection() == FAIL)
|
|
|
7186 return;
|
|
|
7187
|
|
|
7188 retvar->var_val.var_number = serverPeekReply(X_DISPLAY,
|
|
|
7189 serverStrToWin(get_var_string(&argvars[0])), &s);
|
|
|
7190 # endif
|
|
|
7191
|
|
|
7192 if (argvars[1].var_type != VAR_UNKNOWN && retvar->var_val.var_number > 0)
|
|
|
7193 {
|
|
|
7194 v.var_type = VAR_STRING;
|
|
|
7195 v.var_val.var_string = vim_strsave(s);
|
|
51
|
7196 set_var(get_var_string(&argvars[1]), &v, FALSE);
|
|
|
7197 vim_free(v.var_val.var_string);
|
|
7
|
7198 }
|
|
|
7199 #else
|
|
|
7200 retvar->var_val.var_number = -1;
|
|
|
7201 #endif
|
|
|
7202 }
|
|
|
7203
|
|
|
7204 /*ARGSUSED*/
|
|
|
7205 static void
|
|
|
7206 f_remote_read(argvars, retvar)
|
|
|
7207 VAR argvars;
|
|
|
7208 VAR retvar;
|
|
|
7209 {
|
|
|
7210 char_u *r = NULL;
|
|
|
7211
|
|
|
7212 #ifdef FEAT_CLIENTSERVER
|
|
|
7213 if (!check_restricted() && !check_secure())
|
|
|
7214 {
|
|
|
7215 # ifdef WIN32
|
|
|
7216 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
7217 int n = 0;
|
|
|
7218
|
|
|
7219 sscanf(get_var_string(&argvars[0]), "%x", &n);
|
|
|
7220 if (n != 0)
|
|
|
7221 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
7222 if (r == NULL)
|
|
|
7223 # else
|
|
|
7224 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
|
7225 serverStrToWin(get_var_string(&argvars[0])), &r, FALSE) < 0)
|
|
|
7226 # endif
|
|
|
7227 EMSG(_("E277: Unable to read a server reply"));
|
|
|
7228 }
|
|
|
7229 #endif
|
|
|
7230 retvar->var_type = VAR_STRING;
|
|
|
7231 retvar->var_val.var_string = r;
|
|
|
7232 }
|
|
|
7233
|
|
|
7234 /*ARGSUSED*/
|
|
|
7235 static void
|
|
|
7236 f_server2client(argvars, retvar)
|
|
|
7237 VAR argvars;
|
|
|
7238 VAR retvar;
|
|
|
7239 {
|
|
|
7240 #ifdef FEAT_CLIENTSERVER
|
|
|
7241 char_u buf[NUMBUFLEN];
|
|
|
7242 char_u *server = get_var_string(&argvars[0]);
|
|
|
7243 char_u *reply = get_var_string_buf(&argvars[1], buf);
|
|
|
7244
|
|
|
7245 retvar->var_val.var_number = -1;
|
|
|
7246 if (check_restricted() || check_secure())
|
|
|
7247 return;
|
|
|
7248 # ifdef FEAT_X11
|
|
|
7249 if (check_connection() == FAIL)
|
|
|
7250 return;
|
|
|
7251 # endif
|
|
|
7252
|
|
|
7253 if (serverSendReply(server, reply) < 0)
|
|
|
7254 {
|
|
|
7255 EMSG(_("E258: Unable to send to client"));
|
|
|
7256 return;
|
|
|
7257 }
|
|
|
7258 retvar->var_val.var_number = 0;
|
|
|
7259 #else
|
|
|
7260 retvar->var_val.var_number = -1;
|
|
|
7261 #endif
|
|
|
7262 }
|
|
|
7263
|
|
|
7264 #ifdef FEAT_CLIENTSERVER
|
|
|
7265 static void remote_common __ARGS((VAR argvars, VAR retvar, int expr));
|
|
|
7266
|
|
|
7267 static void
|
|
|
7268 remote_common(argvars, retvar, expr)
|
|
|
7269 VAR argvars;
|
|
|
7270 VAR retvar;
|
|
|
7271 int expr;
|
|
|
7272 {
|
|
|
7273 char_u *server_name;
|
|
|
7274 char_u *keys;
|
|
|
7275 char_u *r = NULL;
|
|
|
7276 char_u buf[NUMBUFLEN];
|
|
|
7277 # ifdef WIN32
|
|
|
7278 HWND w;
|
|
|
7279 # else
|
|
|
7280 Window w;
|
|
|
7281 # endif
|
|
|
7282
|
|
|
7283 if (check_restricted() || check_secure())
|
|
|
7284 return;
|
|
|
7285
|
|
|
7286 # ifdef FEAT_X11
|
|
|
7287 if (check_connection() == FAIL)
|
|
|
7288 return;
|
|
|
7289 # endif
|
|
|
7290
|
|
|
7291 server_name = get_var_string(&argvars[0]);
|
|
|
7292 keys = get_var_string_buf(&argvars[1], buf);
|
|
|
7293 # ifdef WIN32
|
|
|
7294 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
7295 # else
|
|
|
7296 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
7297 < 0)
|
|
|
7298 # endif
|
|
|
7299 {
|
|
|
7300 if (r != NULL)
|
|
|
7301 EMSG(r); /* sending worked but evaluation failed */
|
|
|
7302 else
|
|
|
7303 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
7304 return;
|
|
|
7305 }
|
|
|
7306
|
|
|
7307 retvar->var_val.var_string = r;
|
|
|
7308
|
|
|
7309 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7310 {
|
|
|
7311 var v;
|
|
|
7312 char_u str[30];
|
|
|
7313
|
|
|
7314 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
|
7315 v.var_type = VAR_STRING;
|
|
|
7316 v.var_val.var_string = vim_strsave(str);
|
|
51
|
7317 set_var(get_var_string(&argvars[2]), &v, FALSE);
|
|
|
7318 vim_free(v.var_val.var_string);
|
|
7
|
7319 }
|
|
|
7320 }
|
|
|
7321 #endif
|
|
|
7322
|
|
|
7323 /*
|
|
|
7324 * "remote_expr()" function
|
|
|
7325 */
|
|
|
7326 /*ARGSUSED*/
|
|
|
7327 static void
|
|
|
7328 f_remote_expr(argvars, retvar)
|
|
|
7329 VAR argvars;
|
|
|
7330 VAR retvar;
|
|
|
7331 {
|
|
|
7332 retvar->var_type = VAR_STRING;
|
|
|
7333 retvar->var_val.var_string = NULL;
|
|
|
7334 #ifdef FEAT_CLIENTSERVER
|
|
|
7335 remote_common(argvars, retvar, TRUE);
|
|
|
7336 #endif
|
|
|
7337 }
|
|
|
7338
|
|
|
7339 /*
|
|
|
7340 * "remote_send()" function
|
|
|
7341 */
|
|
|
7342 /*ARGSUSED*/
|
|
|
7343 static void
|
|
|
7344 f_remote_send(argvars, retvar)
|
|
|
7345 VAR argvars;
|
|
|
7346 VAR retvar;
|
|
|
7347 {
|
|
|
7348 retvar->var_type = VAR_STRING;
|
|
|
7349 retvar->var_val.var_string = NULL;
|
|
|
7350 #ifdef FEAT_CLIENTSERVER
|
|
|
7351 remote_common(argvars, retvar, FALSE);
|
|
|
7352 #endif
|
|
|
7353 }
|
|
|
7354
|
|
|
7355 /*
|
|
|
7356 * "remote_foreground()" function
|
|
|
7357 */
|
|
|
7358 /*ARGSUSED*/
|
|
|
7359 static void
|
|
|
7360 f_remote_foreground(argvars, retvar)
|
|
|
7361 VAR argvars;
|
|
|
7362 VAR retvar;
|
|
|
7363 {
|
|
|
7364 retvar->var_val.var_number = 0;
|
|
|
7365 #ifdef FEAT_CLIENTSERVER
|
|
|
7366 # ifdef WIN32
|
|
|
7367 /* On Win32 it's done in this application. */
|
|
|
7368 serverForeground(get_var_string(&argvars[0]));
|
|
|
7369 # else
|
|
|
7370 /* Send a foreground() expression to the server. */
|
|
|
7371 argvars[1].var_type = VAR_STRING;
|
|
|
7372 argvars[1].var_val.var_string = vim_strsave((char_u *)"foreground()");
|
|
|
7373 argvars[2].var_type = VAR_UNKNOWN;
|
|
|
7374 remote_common(argvars, retvar, TRUE);
|
|
|
7375 vim_free(argvars[1].var_val.var_string);
|
|
|
7376 # endif
|
|
|
7377 #endif
|
|
|
7378 }
|
|
|
7379
|
|
18
|
7380 /*
|
|
|
7381 * "repeat()" function
|
|
|
7382 */
|
|
|
7383 /*ARGSUSED*/
|
|
|
7384 static void
|
|
|
7385 f_repeat(argvars, retvar)
|
|
|
7386 VAR argvars;
|
|
|
7387 VAR retvar;
|
|
|
7388 {
|
|
|
7389 char_u *p;
|
|
|
7390 int n;
|
|
|
7391 int slen;
|
|
|
7392 int len;
|
|
|
7393 char_u *r;
|
|
|
7394 int i;
|
|
|
7395
|
|
|
7396 p = get_var_string(&argvars[0]);
|
|
|
7397 n = get_var_number(&argvars[1]);
|
|
|
7398
|
|
|
7399 retvar->var_type = VAR_STRING;
|
|
|
7400 retvar->var_val.var_string = NULL;
|
|
|
7401
|
|
|
7402 slen = (int)STRLEN(p);
|
|
|
7403 len = slen * n;
|
|
|
7404
|
|
|
7405 if (len <= 0)
|
|
|
7406 return;
|
|
|
7407
|
|
|
7408 r = alloc(len + 1);
|
|
|
7409 if (r != NULL)
|
|
|
7410 {
|
|
|
7411 for (i = 0; i < n; i++)
|
|
|
7412 mch_memmove(r + i * slen, p, (size_t)slen);
|
|
|
7413 r[len] = NUL;
|
|
|
7414 }
|
|
|
7415
|
|
|
7416 retvar->var_val.var_string = r;
|
|
|
7417 }
|
|
|
7418
|
|
7
|
7419 #ifdef HAVE_STRFTIME
|
|
|
7420 /*
|
|
|
7421 * "strftime({format}[, {time}])" function
|
|
|
7422 */
|
|
|
7423 static void
|
|
|
7424 f_strftime(argvars, retvar)
|
|
|
7425 VAR argvars;
|
|
|
7426 VAR retvar;
|
|
|
7427 {
|
|
|
7428 char_u result_buf[256];
|
|
|
7429 struct tm *curtime;
|
|
|
7430 time_t seconds;
|
|
|
7431 char_u *p;
|
|
|
7432
|
|
|
7433 retvar->var_type = VAR_STRING;
|
|
|
7434
|
|
|
7435 p = get_var_string(&argvars[0]);
|
|
|
7436 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
7437 seconds = time(NULL);
|
|
|
7438 else
|
|
|
7439 seconds = (time_t)get_var_number(&argvars[1]);
|
|
|
7440 curtime = localtime(&seconds);
|
|
|
7441 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
7442 if (curtime == NULL)
|
|
|
7443 retvar->var_val.var_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
|
7444 else
|
|
|
7445 {
|
|
|
7446 # ifdef FEAT_MBYTE
|
|
|
7447 vimconv_T conv;
|
|
|
7448 char_u *enc;
|
|
|
7449
|
|
|
7450 conv.vc_type = CONV_NONE;
|
|
|
7451 enc = enc_locale();
|
|
|
7452 convert_setup(&conv, p_enc, enc);
|
|
|
7453 if (conv.vc_type != CONV_NONE)
|
|
|
7454 p = string_convert(&conv, p, NULL);
|
|
|
7455 # endif
|
|
|
7456 if (p != NULL)
|
|
|
7457 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
7458 (char *)p, curtime);
|
|
|
7459 else
|
|
|
7460 result_buf[0] = NUL;
|
|
|
7461
|
|
|
7462 # ifdef FEAT_MBYTE
|
|
|
7463 if (conv.vc_type != CONV_NONE)
|
|
|
7464 vim_free(p);
|
|
|
7465 convert_setup(&conv, enc, p_enc);
|
|
|
7466 if (conv.vc_type != CONV_NONE)
|
|
|
7467 retvar->var_val.var_string =
|
|
|
7468 string_convert(&conv, result_buf, NULL);
|
|
|
7469 else
|
|
|
7470 # endif
|
|
|
7471 retvar->var_val.var_string = vim_strsave(result_buf);
|
|
|
7472
|
|
|
7473 # ifdef FEAT_MBYTE
|
|
|
7474 /* Release conversion descriptors */
|
|
|
7475 convert_setup(&conv, NULL, NULL);
|
|
|
7476 vim_free(enc);
|
|
|
7477 # endif
|
|
|
7478 }
|
|
|
7479 }
|
|
|
7480 #endif
|
|
|
7481
|
|
|
7482 /*
|
|
|
7483 * "stridx()" function
|
|
|
7484 */
|
|
|
7485 static void
|
|
|
7486 f_stridx(argvars, retvar)
|
|
|
7487 VAR argvars;
|
|
|
7488 VAR retvar;
|
|
|
7489 {
|
|
|
7490 char_u buf[NUMBUFLEN];
|
|
|
7491 char_u *needle;
|
|
|
7492 char_u *haystack;
|
|
|
7493 char_u *pos;
|
|
|
7494
|
|
|
7495 needle = get_var_string(&argvars[1]);
|
|
|
7496 haystack = get_var_string_buf(&argvars[0], buf);
|
|
|
7497 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
7498
|
|
|
7499 if (pos == NULL)
|
|
|
7500 retvar->var_val.var_number = -1;
|
|
|
7501 else
|
|
|
7502 retvar->var_val.var_number = (varnumber_T) (pos - haystack);
|
|
|
7503 }
|
|
|
7504
|
|
|
7505 /*
|
|
|
7506 * "strridx()" function
|
|
|
7507 */
|
|
|
7508 static void
|
|
|
7509 f_strridx(argvars, retvar)
|
|
|
7510 VAR argvars;
|
|
|
7511 VAR retvar;
|
|
|
7512 {
|
|
|
7513 char_u buf[NUMBUFLEN];
|
|
|
7514 char_u *needle;
|
|
|
7515 char_u *haystack;
|
|
|
7516 char_u *rest;
|
|
|
7517 char_u *lastmatch = NULL;
|
|
|
7518
|
|
|
7519 needle = get_var_string(&argvars[1]);
|
|
|
7520 haystack = get_var_string_buf(&argvars[0], buf);
|
|
22
|
7521 if (*needle == NUL)
|
|
|
7522 /* Empty string matches past the end. */
|
|
|
7523 lastmatch = haystack + STRLEN(haystack);
|
|
|
7524 else
|
|
|
7525 for (rest = haystack; *rest != '\0'; ++rest)
|
|
|
7526 {
|
|
|
7527 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
7528 if (rest == NULL)
|
|
|
7529 break;
|
|
|
7530 lastmatch = rest;
|
|
|
7531 }
|
|
7
|
7532
|
|
|
7533 if (lastmatch == NULL)
|
|
|
7534 retvar->var_val.var_number = -1;
|
|
|
7535 else
|
|
22
|
7536 retvar->var_val.var_number = (varnumber_T)(lastmatch - haystack);
|
|
7
|
7537 }
|
|
|
7538
|
|
|
7539 /*
|
|
|
7540 * "strlen()" function
|
|
|
7541 */
|
|
|
7542 static void
|
|
|
7543 f_strlen(argvars, retvar)
|
|
|
7544 VAR argvars;
|
|
|
7545 VAR retvar;
|
|
|
7546 {
|
|
|
7547 retvar->var_val.var_number = (varnumber_T) (STRLEN(get_var_string(&argvars[0])));
|
|
|
7548 }
|
|
|
7549
|
|
|
7550 /*
|
|
|
7551 * "strpart()" function
|
|
|
7552 */
|
|
|
7553 static void
|
|
|
7554 f_strpart(argvars, retvar)
|
|
|
7555 VAR argvars;
|
|
|
7556 VAR retvar;
|
|
|
7557 {
|
|
|
7558 char_u *p;
|
|
|
7559 int n;
|
|
|
7560 int len;
|
|
|
7561 int slen;
|
|
|
7562
|
|
|
7563 p = get_var_string(&argvars[0]);
|
|
|
7564 slen = (int)STRLEN(p);
|
|
|
7565
|
|
|
7566 n = get_var_number(&argvars[1]);
|
|
|
7567 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7568 len = get_var_number(&argvars[2]);
|
|
|
7569 else
|
|
|
7570 len = slen - n; /* default len: all bytes that are available. */
|
|
|
7571
|
|
|
7572 /*
|
|
|
7573 * Only return the overlap between the specified part and the actual
|
|
|
7574 * string.
|
|
|
7575 */
|
|
|
7576 if (n < 0)
|
|
|
7577 {
|
|
|
7578 len += n;
|
|
|
7579 n = 0;
|
|
|
7580 }
|
|
|
7581 else if (n > slen)
|
|
|
7582 n = slen;
|
|
|
7583 if (len < 0)
|
|
|
7584 len = 0;
|
|
|
7585 else if (n + len > slen)
|
|
|
7586 len = slen - n;
|
|
|
7587
|
|
|
7588 retvar->var_type = VAR_STRING;
|
|
|
7589 retvar->var_val.var_string = vim_strnsave(p + n, len);
|
|
|
7590 }
|
|
|
7591
|
|
|
7592 /*
|
|
|
7593 * "strtrans()" function
|
|
|
7594 */
|
|
|
7595 static void
|
|
|
7596 f_strtrans(argvars, retvar)
|
|
|
7597 VAR argvars;
|
|
|
7598 VAR retvar;
|
|
|
7599 {
|
|
|
7600 retvar->var_type = VAR_STRING;
|
|
|
7601 retvar->var_val.var_string = transstr(get_var_string(&argvars[0]));
|
|
|
7602 }
|
|
|
7603
|
|
|
7604 /*
|
|
|
7605 * "synID(line, col, trans)" function
|
|
|
7606 */
|
|
|
7607 /*ARGSUSED*/
|
|
|
7608 static void
|
|
|
7609 f_synID(argvars, retvar)
|
|
|
7610 VAR argvars;
|
|
|
7611 VAR retvar;
|
|
|
7612 {
|
|
|
7613 int id = 0;
|
|
|
7614 #ifdef FEAT_SYN_HL
|
|
|
7615 long line;
|
|
|
7616 long col;
|
|
|
7617 int trans;
|
|
|
7618
|
|
|
7619 line = get_var_lnum(argvars);
|
|
|
7620 col = get_var_number(&argvars[1]) - 1;
|
|
|
7621 trans = get_var_number(&argvars[2]);
|
|
|
7622
|
|
|
7623 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
7624 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
7625 id = syn_get_id(line, col, trans);
|
|
|
7626 #endif
|
|
|
7627
|
|
|
7628 retvar->var_val.var_number = id;
|
|
|
7629 }
|
|
|
7630
|
|
|
7631 /*
|
|
|
7632 * "synIDattr(id, what [, mode])" function
|
|
|
7633 */
|
|
|
7634 /*ARGSUSED*/
|
|
|
7635 static void
|
|
|
7636 f_synIDattr(argvars, retvar)
|
|
|
7637 VAR argvars;
|
|
|
7638 VAR retvar;
|
|
|
7639 {
|
|
|
7640 char_u *p = NULL;
|
|
|
7641 #ifdef FEAT_SYN_HL
|
|
|
7642 int id;
|
|
|
7643 char_u *what;
|
|
|
7644 char_u *mode;
|
|
|
7645 char_u modebuf[NUMBUFLEN];
|
|
|
7646 int modec;
|
|
|
7647
|
|
|
7648 id = get_var_number(&argvars[0]);
|
|
|
7649 what = get_var_string(&argvars[1]);
|
|
|
7650 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7651 {
|
|
|
7652 mode = get_var_string_buf(&argvars[2], modebuf);
|
|
|
7653 modec = TOLOWER_ASC(mode[0]);
|
|
|
7654 if (modec != 't' && modec != 'c'
|
|
|
7655 #ifdef FEAT_GUI
|
|
|
7656 && modec != 'g'
|
|
|
7657 #endif
|
|
|
7658 )
|
|
|
7659 modec = 0; /* replace invalid with current */
|
|
|
7660 }
|
|
|
7661 else
|
|
|
7662 {
|
|
|
7663 #ifdef FEAT_GUI
|
|
|
7664 if (gui.in_use)
|
|
|
7665 modec = 'g';
|
|
|
7666 else
|
|
|
7667 #endif
|
|
|
7668 if (t_colors > 1)
|
|
|
7669 modec = 'c';
|
|
|
7670 else
|
|
|
7671 modec = 't';
|
|
|
7672 }
|
|
|
7673
|
|
|
7674
|
|
|
7675 switch (TOLOWER_ASC(what[0]))
|
|
|
7676 {
|
|
|
7677 case 'b':
|
|
|
7678 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
7679 p = highlight_color(id, what, modec);
|
|
|
7680 else /* bold */
|
|
|
7681 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
7682 break;
|
|
|
7683
|
|
|
7684 case 'f': /* fg[#] */
|
|
|
7685 p = highlight_color(id, what, modec);
|
|
|
7686 break;
|
|
|
7687
|
|
|
7688 case 'i':
|
|
|
7689 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
7690 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
7691 else /* italic */
|
|
|
7692 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
7693 break;
|
|
|
7694
|
|
|
7695 case 'n': /* name */
|
|
|
7696 p = get_highlight_name(NULL, id - 1);
|
|
|
7697 break;
|
|
|
7698
|
|
|
7699 case 'r': /* reverse */
|
|
|
7700 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
7701 break;
|
|
|
7702
|
|
|
7703 case 's': /* standout */
|
|
|
7704 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
7705 break;
|
|
|
7706
|
|
|
7707 case 'u': /* underline */
|
|
|
7708 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
7709 break;
|
|
|
7710 }
|
|
|
7711
|
|
|
7712 if (p != NULL)
|
|
|
7713 p = vim_strsave(p);
|
|
|
7714 #endif
|
|
|
7715 retvar->var_type = VAR_STRING;
|
|
|
7716 retvar->var_val.var_string = p;
|
|
|
7717 }
|
|
|
7718
|
|
|
7719 /*
|
|
|
7720 * "synIDtrans(id)" function
|
|
|
7721 */
|
|
|
7722 /*ARGSUSED*/
|
|
|
7723 static void
|
|
|
7724 f_synIDtrans(argvars, retvar)
|
|
|
7725 VAR argvars;
|
|
|
7726 VAR retvar;
|
|
|
7727 {
|
|
|
7728 int id;
|
|
|
7729
|
|
|
7730 #ifdef FEAT_SYN_HL
|
|
|
7731 id = get_var_number(&argvars[0]);
|
|
|
7732
|
|
|
7733 if (id > 0)
|
|
|
7734 id = syn_get_final_id(id);
|
|
|
7735 else
|
|
|
7736 #endif
|
|
|
7737 id = 0;
|
|
|
7738
|
|
|
7739 retvar->var_val.var_number = id;
|
|
|
7740 }
|
|
|
7741
|
|
|
7742 /*
|
|
|
7743 * "system()" function
|
|
|
7744 */
|
|
|
7745 static void
|
|
|
7746 f_system(argvars, retvar)
|
|
|
7747 VAR argvars;
|
|
|
7748 VAR retvar;
|
|
|
7749 {
|
|
24
|
7750 char_u *res = NULL;
|
|
7
|
7751 char_u *p;
|
|
24
|
7752 char_u *infile = NULL;
|
|
|
7753 char_u buf[NUMBUFLEN];
|
|
|
7754 int err = FALSE;
|
|
|
7755 FILE *fd;
|
|
|
7756
|
|
|
7757 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
7758 {
|
|
|
7759 /*
|
|
|
7760 * Write the string to a temp file, to be used for input of the shell
|
|
|
7761 * command.
|
|
|
7762 */
|
|
|
7763 if ((infile = vim_tempname('i')) == NULL)
|
|
|
7764 {
|
|
|
7765 EMSG(_(e_notmp));
|
|
|
7766 return;
|
|
|
7767 }
|
|
|
7768
|
|
|
7769 fd = mch_fopen((char *)infile, WRITEBIN);
|
|
|
7770 if (fd == NULL)
|
|
|
7771 {
|
|
|
7772 EMSG2(_(e_notopen), infile);
|
|
|
7773 goto done;
|
|
|
7774 }
|
|
|
7775 p = get_var_string_buf(&argvars[1], buf);
|
|
|
7776 if (fwrite(p, STRLEN(p), 1, fd) != 1)
|
|
|
7777 err = TRUE;
|
|
|
7778 if (fclose(fd) != 0)
|
|
|
7779 err = TRUE;
|
|
|
7780 if (err)
|
|
|
7781 {
|
|
|
7782 EMSG(_("E677: Error writing temp file"));
|
|
|
7783 goto done;
|
|
|
7784 }
|
|
|
7785 }
|
|
|
7786
|
|
|
7787 res = get_cmd_output(get_var_string(&argvars[0]), infile, SHELL_SILENT);
|
|
|
7788
|
|
7
|
7789 #ifdef USE_CR
|
|
|
7790 /* translate <CR> into <NL> */
|
|
24
|
7791 if (res != NULL)
|
|
7
|
7792 {
|
|
|
7793 char_u *s;
|
|
|
7794
|
|
24
|
7795 for (s = res; *s; ++s)
|
|
7
|
7796 {
|
|
|
7797 if (*s == CAR)
|
|
|
7798 *s = NL;
|
|
|
7799 }
|
|
|
7800 }
|
|
|
7801 #else
|
|
|
7802 # ifdef USE_CRNL
|
|
|
7803 /* translate <CR><NL> into <NL> */
|
|
24
|
7804 if (res != NULL)
|
|
7
|
7805 {
|
|
|
7806 char_u *s, *d;
|
|
|
7807
|
|
24
|
7808 d = res;
|
|
|
7809 for (s = res; *s; ++s)
|
|
7
|
7810 {
|
|
|
7811 if (s[0] == CAR && s[1] == NL)
|
|
|
7812 ++s;
|
|
|
7813 *d++ = *s;
|
|
|
7814 }
|
|
|
7815 *d = NUL;
|
|
|
7816 }
|
|
|
7817 # endif
|
|
|
7818 #endif
|
|
24
|
7819
|
|
|
7820 done:
|
|
|
7821 if (infile != NULL)
|
|
|
7822 {
|
|
|
7823 mch_remove(infile);
|
|
|
7824 vim_free(infile);
|
|
|
7825 }
|
|
7
|
7826 retvar->var_type = VAR_STRING;
|
|
24
|
7827 retvar->var_val.var_string = res;
|
|
7
|
7828 }
|
|
|
7829
|
|
|
7830 /*
|
|
|
7831 * "submatch()" function
|
|
|
7832 */
|
|
|
7833 static void
|
|
|
7834 f_submatch(argvars, retvar)
|
|
|
7835 VAR argvars;
|
|
|
7836 VAR retvar;
|
|
|
7837 {
|
|
|
7838 retvar->var_type = VAR_STRING;
|
|
|
7839 retvar->var_val.var_string = reg_submatch((int)get_var_number(&argvars[0]));
|
|
|
7840 }
|
|
|
7841
|
|
|
7842 /*
|
|
|
7843 * "substitute()" function
|
|
|
7844 */
|
|
|
7845 static void
|
|
|
7846 f_substitute(argvars, retvar)
|
|
|
7847 VAR argvars;
|
|
|
7848 VAR retvar;
|
|
|
7849 {
|
|
|
7850 char_u patbuf[NUMBUFLEN];
|
|
|
7851 char_u subbuf[NUMBUFLEN];
|
|
|
7852 char_u flagsbuf[NUMBUFLEN];
|
|
|
7853
|
|
|
7854 retvar->var_type = VAR_STRING;
|
|
|
7855 retvar->var_val.var_string = do_string_sub(
|
|
|
7856 get_var_string(&argvars[0]),
|
|
|
7857 get_var_string_buf(&argvars[1], patbuf),
|
|
|
7858 get_var_string_buf(&argvars[2], subbuf),
|
|
|
7859 get_var_string_buf(&argvars[3], flagsbuf));
|
|
|
7860 }
|
|
|
7861
|
|
|
7862 /*
|
|
|
7863 * "tempname()" function
|
|
|
7864 */
|
|
|
7865 /*ARGSUSED*/
|
|
|
7866 static void
|
|
|
7867 f_tempname(argvars, retvar)
|
|
|
7868 VAR argvars;
|
|
|
7869 VAR retvar;
|
|
|
7870 {
|
|
|
7871 static int x = 'A';
|
|
|
7872
|
|
|
7873 retvar->var_type = VAR_STRING;
|
|
|
7874 retvar->var_val.var_string = vim_tempname(x);
|
|
|
7875
|
|
|
7876 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
7877 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
7878 do
|
|
|
7879 {
|
|
|
7880 if (x == 'Z')
|
|
|
7881 x = '0';
|
|
|
7882 else if (x == '9')
|
|
|
7883 x = 'A';
|
|
|
7884 else
|
|
|
7885 {
|
|
|
7886 #ifdef EBCDIC
|
|
|
7887 if (x == 'I')
|
|
|
7888 x = 'J';
|
|
|
7889 else if (x == 'R')
|
|
|
7890 x = 'S';
|
|
|
7891 else
|
|
|
7892 #endif
|
|
|
7893 ++x;
|
|
|
7894 }
|
|
|
7895 } while (x == 'I' || x == 'O');
|
|
|
7896 }
|
|
|
7897
|
|
|
7898 /*
|
|
|
7899 * "tolower(string)" function
|
|
|
7900 */
|
|
|
7901 static void
|
|
|
7902 f_tolower(argvars, retvar)
|
|
|
7903 VAR argvars;
|
|
|
7904 VAR retvar;
|
|
|
7905 {
|
|
|
7906 char_u *p;
|
|
|
7907
|
|
|
7908 p = vim_strsave(get_var_string(&argvars[0]));
|
|
|
7909 retvar->var_type = VAR_STRING;
|
|
|
7910 retvar->var_val.var_string = p;
|
|
|
7911
|
|
|
7912 if (p != NULL)
|
|
|
7913 while (*p != NUL)
|
|
|
7914 {
|
|
|
7915 #ifdef FEAT_MBYTE
|
|
|
7916 int l;
|
|
|
7917
|
|
|
7918 if (enc_utf8)
|
|
|
7919 {
|
|
|
7920 int c, lc;
|
|
|
7921
|
|
|
7922 c = utf_ptr2char(p);
|
|
|
7923 lc = utf_tolower(c);
|
|
|
7924 l = utf_ptr2len_check(p);
|
|
|
7925 /* TODO: reallocate string when byte count changes. */
|
|
|
7926 if (utf_char2len(lc) == l)
|
|
|
7927 utf_char2bytes(lc, p);
|
|
|
7928 p += l;
|
|
|
7929 }
|
|
|
7930 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
7931 p += l; /* skip multi-byte character */
|
|
|
7932 else
|
|
|
7933 #endif
|
|
|
7934 {
|
|
|
7935 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
7936 ++p;
|
|
|
7937 }
|
|
|
7938 }
|
|
|
7939 }
|
|
|
7940
|
|
|
7941 /*
|
|
|
7942 * "toupper(string)" function
|
|
|
7943 */
|
|
|
7944 static void
|
|
|
7945 f_toupper(argvars, retvar)
|
|
|
7946 VAR argvars;
|
|
|
7947 VAR retvar;
|
|
|
7948 {
|
|
|
7949 char_u *p;
|
|
|
7950
|
|
|
7951 p = vim_strsave(get_var_string(&argvars[0]));
|
|
|
7952 retvar->var_type = VAR_STRING;
|
|
|
7953 retvar->var_val.var_string = p;
|
|
|
7954
|
|
|
7955 if (p != NULL)
|
|
|
7956 while (*p != NUL)
|
|
|
7957 {
|
|
|
7958 #ifdef FEAT_MBYTE
|
|
|
7959 int l;
|
|
|
7960
|
|
|
7961 if (enc_utf8)
|
|
|
7962 {
|
|
|
7963 int c, uc;
|
|
|
7964
|
|
|
7965 c = utf_ptr2char(p);
|
|
|
7966 uc = utf_toupper(c);
|
|
|
7967 l = utf_ptr2len_check(p);
|
|
|
7968 /* TODO: reallocate string when byte count changes. */
|
|
|
7969 if (utf_char2len(uc) == l)
|
|
|
7970 utf_char2bytes(uc, p);
|
|
|
7971 p += l;
|
|
|
7972 }
|
|
|
7973 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
7974 p += l; /* skip multi-byte character */
|
|
|
7975 else
|
|
|
7976 #endif
|
|
|
7977 {
|
|
|
7978 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
7979 p++;
|
|
|
7980 }
|
|
|
7981 }
|
|
|
7982 }
|
|
|
7983
|
|
|
7984 /*
|
|
15
|
7985 * "tr(string, fromstr, tostr)" function
|
|
|
7986 */
|
|
|
7987 static void
|
|
|
7988 f_tr(argvars, retvar)
|
|
|
7989 VAR argvars;
|
|
|
7990 VAR retvar;
|
|
|
7991 {
|
|
|
7992 char_u *instr;
|
|
|
7993 char_u *fromstr;
|
|
|
7994 char_u *tostr;
|
|
|
7995 char_u *p;
|
|
|
7996 #ifdef FEAT_MBYTE
|
|
|
7997 int inlen;
|
|
|
7998 int fromlen;
|
|
|
7999 int tolen;
|
|
|
8000 int idx;
|
|
|
8001 char_u *cpstr;
|
|
|
8002 int cplen;
|
|
|
8003 int first = TRUE;
|
|
|
8004 #endif
|
|
|
8005 char_u buf[NUMBUFLEN];
|
|
|
8006 char_u buf2[NUMBUFLEN];
|
|
|
8007 garray_T ga;
|
|
|
8008
|
|
|
8009 instr = get_var_string(&argvars[0]);
|
|
|
8010 fromstr = get_var_string_buf(&argvars[1], buf);
|
|
|
8011 tostr = get_var_string_buf(&argvars[2], buf2);
|
|
|
8012
|
|
|
8013 /* Default return value: empty string. */
|
|
|
8014 retvar->var_type = VAR_STRING;
|
|
|
8015 retvar->var_val.var_string = NULL;
|
|
|
8016 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
8017
|
|
|
8018 #ifdef FEAT_MBYTE
|
|
|
8019 if (!has_mbyte)
|
|
|
8020 #endif
|
|
|
8021 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
8022 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
8023 {
|
|
20
|
8024 #ifdef FEAT_MBYTE
|
|
15
|
8025 error:
|
|
20
|
8026 #endif
|
|
15
|
8027 EMSG2(_(e_invarg2), fromstr);
|
|
|
8028 ga_clear(&ga);
|
|
|
8029 return;
|
|
|
8030 }
|
|
|
8031
|
|
|
8032 /* fromstr and tostr have to contain the same number of chars */
|
|
|
8033 while (*instr != NUL)
|
|
|
8034 {
|
|
|
8035 #ifdef FEAT_MBYTE
|
|
|
8036 if (has_mbyte)
|
|
|
8037 {
|
|
|
8038 inlen = mb_ptr2len_check(instr);
|
|
|
8039 cpstr = instr;
|
|
|
8040 cplen = inlen;
|
|
|
8041 idx = 0;
|
|
|
8042 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
8043 {
|
|
|
8044 fromlen = mb_ptr2len_check(p);
|
|
|
8045 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
8046 {
|
|
|
8047 for (p = tostr; *p != NUL; p += tolen)
|
|
|
8048 {
|
|
|
8049 tolen = mb_ptr2len_check(p);
|
|
|
8050 if (idx-- == 0)
|
|
|
8051 {
|
|
|
8052 cplen = tolen;
|
|
|
8053 cpstr = p;
|
|
|
8054 break;
|
|
|
8055 }
|
|
|
8056 }
|
|
|
8057 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
8058 goto error;
|
|
|
8059 break;
|
|
|
8060 }
|
|
|
8061 ++idx;
|
|
|
8062 }
|
|
|
8063
|
|
|
8064 if (first && cpstr == instr)
|
|
|
8065 {
|
|
|
8066 /* Check that fromstr and tostr have the same number of
|
|
|
8067 * (multi-byte) characters. Done only once when a character
|
|
|
8068 * of instr doesn't appear in fromstr. */
|
|
|
8069 first = FALSE;
|
|
|
8070 for (p = tostr; *p != NUL; p += tolen)
|
|
|
8071 {
|
|
|
8072 tolen = mb_ptr2len_check(p);
|
|
|
8073 --idx;
|
|
|
8074 }
|
|
|
8075 if (idx != 0)
|
|
|
8076 goto error;
|
|
|
8077 }
|
|
|
8078
|
|
|
8079 ga_grow(&ga, cplen);
|
|
16
|
8080 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
8081 ga.ga_len += cplen;
|
|
|
8082
|
|
|
8083 instr += inlen;
|
|
|
8084 }
|
|
|
8085 else
|
|
|
8086 #endif
|
|
|
8087 {
|
|
|
8088 /* When not using multi-byte chars we can do it faster. */
|
|
|
8089 p = vim_strchr(fromstr, *instr);
|
|
|
8090 if (p != NULL)
|
|
|
8091 ga_append(&ga, tostr[p - fromstr]);
|
|
|
8092 else
|
|
|
8093 ga_append(&ga, *instr);
|
|
|
8094 ++instr;
|
|
|
8095 }
|
|
|
8096 }
|
|
|
8097
|
|
|
8098 retvar->var_val.var_string = ga.ga_data;
|
|
|
8099 }
|
|
|
8100
|
|
|
8101 /*
|
|
7
|
8102 * "type(expr)" function
|
|
|
8103 */
|
|
|
8104 static void
|
|
|
8105 f_type(argvars, retvar)
|
|
|
8106 VAR argvars;
|
|
|
8107 VAR retvar;
|
|
|
8108 {
|
|
|
8109 if (argvars[0].var_type == VAR_NUMBER)
|
|
|
8110 retvar->var_val.var_number = 0;
|
|
|
8111 else
|
|
|
8112 retvar->var_val.var_number = 1;
|
|
|
8113 }
|
|
|
8114
|
|
|
8115 /*
|
|
|
8116 * "virtcol(string)" function
|
|
|
8117 */
|
|
|
8118 static void
|
|
|
8119 f_virtcol(argvars, retvar)
|
|
|
8120 VAR argvars;
|
|
|
8121 VAR retvar;
|
|
|
8122 {
|
|
|
8123 colnr_T vcol = 0;
|
|
|
8124 pos_T *fp;
|
|
|
8125
|
|
|
8126 fp = var2fpos(&argvars[0], FALSE);
|
|
|
8127 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
8128 {
|
|
|
8129 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
8130 ++vcol;
|
|
|
8131 }
|
|
|
8132
|
|
|
8133 retvar->var_val.var_number = vcol;
|
|
|
8134 }
|
|
|
8135
|
|
|
8136 /*
|
|
|
8137 * "visualmode()" function
|
|
|
8138 */
|
|
|
8139 /*ARGSUSED*/
|
|
|
8140 static void
|
|
|
8141 f_visualmode(argvars, retvar)
|
|
|
8142 VAR argvars;
|
|
|
8143 VAR retvar;
|
|
|
8144 {
|
|
|
8145 #ifdef FEAT_VISUAL
|
|
|
8146 char_u str[2];
|
|
|
8147
|
|
|
8148 retvar->var_type = VAR_STRING;
|
|
|
8149 str[0] = curbuf->b_visual_mode_eval;
|
|
|
8150 str[1] = NUL;
|
|
|
8151 retvar->var_val.var_string = vim_strsave(str);
|
|
|
8152
|
|
|
8153 /* A non-zero number or non-empty string argument: reset mode. */
|
|
|
8154 if ((argvars[0].var_type == VAR_NUMBER
|
|
|
8155 && argvars[0].var_val.var_number != 0)
|
|
|
8156 || (argvars[0].var_type == VAR_STRING
|
|
|
8157 && *get_var_string(&argvars[0]) != NUL))
|
|
|
8158 curbuf->b_visual_mode_eval = NUL;
|
|
|
8159 #else
|
|
|
8160 retvar->var_val.var_number = 0; /* return anything, it won't work anyway */
|
|
|
8161 #endif
|
|
|
8162 }
|
|
|
8163
|
|
|
8164 /*
|
|
|
8165 * "winbufnr(nr)" function
|
|
|
8166 */
|
|
|
8167 static void
|
|
|
8168 f_winbufnr(argvars, retvar)
|
|
|
8169 VAR argvars;
|
|
|
8170 VAR retvar;
|
|
|
8171 {
|
|
|
8172 win_T *wp;
|
|
|
8173
|
|
|
8174 wp = find_win_by_nr(&argvars[0]);
|
|
|
8175 if (wp == NULL)
|
|
|
8176 retvar->var_val.var_number = -1;
|
|
|
8177 else
|
|
|
8178 retvar->var_val.var_number = wp->w_buffer->b_fnum;
|
|
|
8179 }
|
|
|
8180
|
|
|
8181 /*
|
|
|
8182 * "wincol()" function
|
|
|
8183 */
|
|
|
8184 /*ARGSUSED*/
|
|
|
8185 static void
|
|
|
8186 f_wincol(argvars, retvar)
|
|
|
8187 VAR argvars;
|
|
|
8188 VAR retvar;
|
|
|
8189 {
|
|
|
8190 validate_cursor();
|
|
|
8191 retvar->var_val.var_number = curwin->w_wcol + 1;
|
|
|
8192 }
|
|
|
8193
|
|
|
8194 /*
|
|
|
8195 * "winheight(nr)" function
|
|
|
8196 */
|
|
|
8197 static void
|
|
|
8198 f_winheight(argvars, retvar)
|
|
|
8199 VAR argvars;
|
|
|
8200 VAR retvar;
|
|
|
8201 {
|
|
|
8202 win_T *wp;
|
|
|
8203
|
|
|
8204 wp = find_win_by_nr(&argvars[0]);
|
|
|
8205 if (wp == NULL)
|
|
|
8206 retvar->var_val.var_number = -1;
|
|
|
8207 else
|
|
|
8208 retvar->var_val.var_number = wp->w_height;
|
|
|
8209 }
|
|
|
8210
|
|
|
8211 /*
|
|
|
8212 * "winline()" function
|
|
|
8213 */
|
|
|
8214 /*ARGSUSED*/
|
|
|
8215 static void
|
|
|
8216 f_winline(argvars, retvar)
|
|
|
8217 VAR argvars;
|
|
|
8218 VAR retvar;
|
|
|
8219 {
|
|
|
8220 validate_cursor();
|
|
|
8221 retvar->var_val.var_number = curwin->w_wrow + 1;
|
|
|
8222 }
|
|
|
8223
|
|
|
8224 /*
|
|
|
8225 * "winnr()" function
|
|
|
8226 */
|
|
|
8227 /* ARGSUSED */
|
|
|
8228 static void
|
|
|
8229 f_winnr(argvars, retvar)
|
|
|
8230 VAR argvars;
|
|
|
8231 VAR retvar;
|
|
|
8232 {
|
|
|
8233 int nr = 1;
|
|
|
8234 #ifdef FEAT_WINDOWS
|
|
|
8235 win_T *wp;
|
|
20
|
8236 win_T *twin = curwin;
|
|
|
8237 char_u *arg;
|
|
|
8238
|
|
|
8239 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
8240 {
|
|
|
8241 arg = get_var_string(&argvars[0]);
|
|
|
8242 if (STRCMP(arg, "$") == 0)
|
|
|
8243 twin = lastwin;
|
|
|
8244 else if (STRCMP(arg, "#") == 0)
|
|
|
8245 {
|
|
|
8246 twin = prevwin;
|
|
|
8247 if (prevwin == NULL)
|
|
|
8248 nr = 0;
|
|
|
8249 }
|
|
|
8250 else
|
|
|
8251 {
|
|
|
8252 EMSG2(_(e_invexpr2), arg);
|
|
|
8253 nr = 0;
|
|
|
8254 }
|
|
|
8255 }
|
|
|
8256
|
|
|
8257 if (nr > 0)
|
|
|
8258 for (wp = firstwin; wp != twin; wp = wp->w_next)
|
|
|
8259 ++nr;
|
|
7
|
8260 #endif
|
|
|
8261 retvar->var_val.var_number = nr;
|
|
|
8262 }
|
|
|
8263
|
|
|
8264 /*
|
|
|
8265 * "winrestcmd()" function
|
|
|
8266 */
|
|
|
8267 /* ARGSUSED */
|
|
|
8268 static void
|
|
|
8269 f_winrestcmd(argvars, retvar)
|
|
|
8270 VAR argvars;
|
|
|
8271 VAR retvar;
|
|
|
8272 {
|
|
|
8273 #ifdef FEAT_WINDOWS
|
|
|
8274 win_T *wp;
|
|
|
8275 int winnr = 1;
|
|
|
8276 garray_T ga;
|
|
|
8277 char_u buf[50];
|
|
|
8278
|
|
|
8279 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
8280 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
8281 {
|
|
|
8282 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
8283 ga_concat(&ga, buf);
|
|
|
8284 # ifdef FEAT_VERTSPLIT
|
|
|
8285 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
8286 ga_concat(&ga, buf);
|
|
|
8287 # endif
|
|
|
8288 ++winnr;
|
|
|
8289 }
|
|
21
|
8290 ga_append(&ga, NUL);
|
|
7
|
8291
|
|
|
8292 retvar->var_val.var_string = ga.ga_data;
|
|
|
8293 #else
|
|
|
8294 retvar->var_val.var_string = NULL;
|
|
|
8295 #endif
|
|
|
8296 retvar->var_type = VAR_STRING;
|
|
|
8297 }
|
|
|
8298
|
|
|
8299 /*
|
|
|
8300 * "winwidth(nr)" function
|
|
|
8301 */
|
|
|
8302 static void
|
|
|
8303 f_winwidth(argvars, retvar)
|
|
|
8304 VAR argvars;
|
|
|
8305 VAR retvar;
|
|
|
8306 {
|
|
|
8307 win_T *wp;
|
|
|
8308
|
|
|
8309 wp = find_win_by_nr(&argvars[0]);
|
|
|
8310 if (wp == NULL)
|
|
|
8311 retvar->var_val.var_number = -1;
|
|
|
8312 else
|
|
|
8313 #ifdef FEAT_VERTSPLIT
|
|
|
8314 retvar->var_val.var_number = wp->w_width;
|
|
|
8315 #else
|
|
|
8316 retvar->var_val.var_number = Columns;
|
|
|
8317 #endif
|
|
|
8318 }
|
|
|
8319
|
|
|
8320 static win_T *
|
|
|
8321 find_win_by_nr(vp)
|
|
|
8322 VAR vp;
|
|
|
8323 {
|
|
|
8324 #ifdef FEAT_WINDOWS
|
|
|
8325 win_T *wp;
|
|
|
8326 #endif
|
|
|
8327 int nr;
|
|
|
8328
|
|
|
8329 nr = get_var_number(vp);
|
|
|
8330
|
|
|
8331 #ifdef FEAT_WINDOWS
|
|
|
8332 if (nr == 0)
|
|
|
8333 return curwin;
|
|
|
8334
|
|
|
8335 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
8336 if (--nr <= 0)
|
|
|
8337 break;
|
|
|
8338 return wp;
|
|
|
8339 #else
|
|
|
8340 if (nr == 0 || nr == 1)
|
|
|
8341 return curwin;
|
|
|
8342 return NULL;
|
|
|
8343 #endif
|
|
|
8344 }
|
|
|
8345
|
|
|
8346 /*
|
|
|
8347 * Translate a String variable into a position.
|
|
|
8348 */
|
|
|
8349 static pos_T *
|
|
|
8350 var2fpos(varp, lnum)
|
|
|
8351 VAR varp;
|
|
|
8352 int lnum; /* TRUE when $ is last line */
|
|
|
8353 {
|
|
|
8354 char_u *name;
|
|
|
8355 static pos_T pos;
|
|
|
8356 pos_T *pp;
|
|
|
8357
|
|
|
8358 name = get_var_string(varp);
|
|
|
8359 if (name[0] == '.') /* cursor */
|
|
|
8360 return &curwin->w_cursor;
|
|
|
8361 if (name[0] == '\'') /* mark */
|
|
|
8362 {
|
|
|
8363 pp = getmark(name[1], FALSE);
|
|
|
8364 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
8365 return NULL;
|
|
|
8366 return pp;
|
|
|
8367 }
|
|
|
8368 if (name[0] == '$') /* last column or line */
|
|
|
8369 {
|
|
|
8370 if (lnum)
|
|
|
8371 {
|
|
|
8372 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
8373 pos.col = 0;
|
|
|
8374 }
|
|
|
8375 else
|
|
|
8376 {
|
|
|
8377 pos.lnum = curwin->w_cursor.lnum;
|
|
|
8378 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
8379 }
|
|
|
8380 return &pos;
|
|
|
8381 }
|
|
|
8382 return NULL;
|
|
|
8383 }
|
|
|
8384
|
|
|
8385 /*
|
|
|
8386 * Get the length of an environment variable name.
|
|
|
8387 * Advance "arg" to the first character after the name.
|
|
|
8388 * Return 0 for error.
|
|
|
8389 */
|
|
|
8390 static int
|
|
|
8391 get_env_len(arg)
|
|
|
8392 char_u **arg;
|
|
|
8393 {
|
|
|
8394 char_u *p;
|
|
|
8395 int len;
|
|
|
8396
|
|
|
8397 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
8398 ;
|
|
|
8399 if (p == *arg) /* no name found */
|
|
|
8400 return 0;
|
|
|
8401
|
|
|
8402 len = (int)(p - *arg);
|
|
|
8403 *arg = p;
|
|
|
8404 return len;
|
|
|
8405 }
|
|
|
8406
|
|
|
8407 /*
|
|
|
8408 * Get the length of the name of a function or internal variable.
|
|
|
8409 * "arg" is advanced to the first non-white character after the name.
|
|
|
8410 * Return 0 if something is wrong.
|
|
|
8411 */
|
|
|
8412 static int
|
|
|
8413 get_id_len(arg)
|
|
|
8414 char_u **arg;
|
|
|
8415 {
|
|
|
8416 char_u *p;
|
|
|
8417 int len;
|
|
|
8418
|
|
|
8419 /* Find the end of the name. */
|
|
|
8420 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
8421 ;
|
|
|
8422 if (p == *arg) /* no name found */
|
|
|
8423 return 0;
|
|
|
8424
|
|
|
8425 len = (int)(p - *arg);
|
|
|
8426 *arg = skipwhite(p);
|
|
|
8427
|
|
|
8428 return len;
|
|
|
8429 }
|
|
|
8430
|
|
|
8431 /*
|
|
|
8432 * Get the length of the name of a function.
|
|
|
8433 * "arg" is advanced to the first non-white character after the name.
|
|
|
8434 * Return 0 if something is wrong.
|
|
|
8435 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
8436 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
8437 */
|
|
|
8438 static int
|
|
|
8439 get_func_len(arg, alias, evaluate)
|
|
|
8440 char_u **arg;
|
|
|
8441 char_u **alias;
|
|
|
8442 int evaluate;
|
|
|
8443 {
|
|
|
8444 int len;
|
|
|
8445 #ifdef FEAT_MAGIC_BRACES
|
|
|
8446 char_u *p;
|
|
|
8447 char_u *expr_start;
|
|
|
8448 char_u *expr_end;
|
|
|
8449 #endif
|
|
|
8450
|
|
|
8451 *alias = NULL; /* default to no alias */
|
|
|
8452
|
|
|
8453 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
8454 && (*arg)[2] == (int)KE_SNR)
|
|
|
8455 {
|
|
|
8456 /* hard coded <SNR>, already translated */
|
|
|
8457 *arg += 3;
|
|
|
8458 return get_id_len(arg) + 3;
|
|
|
8459 }
|
|
|
8460 len = eval_fname_script(*arg);
|
|
|
8461 if (len > 0)
|
|
|
8462 {
|
|
|
8463 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
8464 *arg += len;
|
|
|
8465 }
|
|
|
8466
|
|
|
8467 #ifdef FEAT_MAGIC_BRACES
|
|
|
8468 /*
|
|
|
8469 * Find the end of the name;
|
|
|
8470 */
|
|
|
8471 p = find_name_end(*arg, &expr_start, &expr_end);
|
|
|
8472 /* check for {} construction */
|
|
|
8473 if (expr_start != NULL)
|
|
|
8474 {
|
|
|
8475 char_u *temp_string;
|
|
|
8476
|
|
|
8477 if (!evaluate)
|
|
|
8478 {
|
|
|
8479 len += (int)(p - *arg);
|
|
|
8480 *arg = skipwhite(p);
|
|
|
8481 return len;
|
|
|
8482 }
|
|
|
8483
|
|
|
8484 /*
|
|
|
8485 * Include any <SID> etc in the expanded string:
|
|
|
8486 * Thus the -len here.
|
|
|
8487 */
|
|
|
8488 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
8489 if (temp_string == NULL)
|
|
|
8490 return 0;
|
|
|
8491 *alias = temp_string;
|
|
|
8492 *arg = skipwhite(p);
|
|
|
8493 return (int)STRLEN(temp_string);
|
|
|
8494 }
|
|
|
8495 #endif
|
|
|
8496
|
|
|
8497 len += get_id_len(arg);
|
|
|
8498 if (len == 0)
|
|
|
8499 EMSG2(_(e_invexpr2), *arg);
|
|
|
8500
|
|
|
8501 return len;
|
|
|
8502 }
|
|
|
8503
|
|
|
8504 static char_u *
|
|
|
8505 find_name_end(arg, expr_start, expr_end)
|
|
|
8506 char_u *arg;
|
|
|
8507 char_u **expr_start;
|
|
|
8508 char_u **expr_end;
|
|
|
8509 {
|
|
|
8510 int nesting = 0;
|
|
|
8511 char_u *p;
|
|
|
8512
|
|
|
8513 *expr_start = NULL;
|
|
|
8514 *expr_end = NULL;
|
|
|
8515
|
|
|
8516 for (p = arg; (*p != NUL && (eval_isnamec(*p) || nesting != 0)); ++p)
|
|
|
8517 {
|
|
|
8518 #ifdef FEAT_MAGIC_BRACES
|
|
|
8519 if (*p == '{')
|
|
|
8520 {
|
|
|
8521 nesting++;
|
|
|
8522 if (*expr_start == NULL)
|
|
|
8523 *expr_start = p;
|
|
|
8524 }
|
|
|
8525 else if (*p == '}')
|
|
|
8526 {
|
|
|
8527 nesting--;
|
|
|
8528 if (nesting == 0 && *expr_end == NULL)
|
|
|
8529 *expr_end = p;
|
|
|
8530 }
|
|
|
8531 #endif
|
|
|
8532 }
|
|
|
8533
|
|
|
8534 return p;
|
|
|
8535 }
|
|
|
8536
|
|
|
8537 /*
|
|
|
8538 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
8539 */
|
|
|
8540 static int
|
|
|
8541 eval_isnamec(c)
|
|
|
8542 int c;
|
|
|
8543 {
|
|
|
8544 return (ASCII_ISALNUM(c) || c == '_' || c == ':'
|
|
|
8545 #ifdef FEAT_MAGIC_BRACES
|
|
|
8546 || c == '{' || c == '}'
|
|
|
8547 #endif
|
|
|
8548 );
|
|
|
8549 }
|
|
|
8550
|
|
|
8551 /*
|
|
|
8552 * Find a v: variable.
|
|
|
8553 * Return it's index, or -1 if not found.
|
|
|
8554 */
|
|
|
8555 static int
|
|
|
8556 find_vim_var(name, len)
|
|
|
8557 char_u *name;
|
|
|
8558 int len; /* length of "name" */
|
|
|
8559 {
|
|
|
8560 char_u *vname;
|
|
|
8561 int vlen;
|
|
|
8562 int i;
|
|
|
8563
|
|
|
8564 /*
|
|
|
8565 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
8566 */
|
|
|
8567 if (name[0] == 'v' && name[1] == ':')
|
|
|
8568 {
|
|
|
8569 vname = name + 2;
|
|
|
8570 vlen = len - 2;
|
|
|
8571 }
|
|
|
8572 else
|
|
|
8573 {
|
|
|
8574 vname = name;
|
|
|
8575 vlen = len;
|
|
|
8576 }
|
|
|
8577 for (i = 0; i < VV_LEN; ++i)
|
|
|
8578 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
8579 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
8580 return i;
|
|
|
8581 return -1;
|
|
|
8582 }
|
|
|
8583
|
|
|
8584 /*
|
|
|
8585 * Set number v: variable to "val".
|
|
|
8586 */
|
|
|
8587 void
|
|
|
8588 set_vim_var_nr(idx, val)
|
|
|
8589 int idx;
|
|
|
8590 long val;
|
|
|
8591 {
|
|
|
8592 vimvars[idx].val = (char_u *)val;
|
|
|
8593 }
|
|
|
8594
|
|
|
8595 /*
|
|
|
8596 * Get number v: variable value;
|
|
|
8597 */
|
|
|
8598 long
|
|
|
8599 get_vim_var_nr(idx)
|
|
|
8600 int idx;
|
|
|
8601 {
|
|
|
8602 return (long)vimvars[idx].val;
|
|
|
8603 }
|
|
|
8604
|
|
|
8605 /*
|
|
|
8606 * Set v:count, v:count1 and v:prevcount.
|
|
|
8607 */
|
|
|
8608 void
|
|
|
8609 set_vcount(count, count1)
|
|
|
8610 long count;
|
|
|
8611 long count1;
|
|
|
8612 {
|
|
|
8613 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
8614 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
8615 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
8616 }
|
|
|
8617
|
|
|
8618 /*
|
|
|
8619 * Set string v: variable to a copy of "val".
|
|
|
8620 */
|
|
|
8621 void
|
|
|
8622 set_vim_var_string(idx, val, len)
|
|
|
8623 int idx;
|
|
|
8624 char_u *val;
|
|
|
8625 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
8626 {
|
|
|
8627 vim_free(vimvars[idx].val);
|
|
|
8628 if (val == NULL)
|
|
|
8629 vimvars[idx].val = NULL;
|
|
|
8630 else if (len == -1)
|
|
|
8631 vimvars[idx].val = vim_strsave(val);
|
|
|
8632 else
|
|
|
8633 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
8634 }
|
|
|
8635
|
|
|
8636 /*
|
|
|
8637 * Set v:register if needed.
|
|
|
8638 */
|
|
|
8639 void
|
|
|
8640 set_reg_var(c)
|
|
|
8641 int c;
|
|
|
8642 {
|
|
|
8643 char_u regname;
|
|
|
8644
|
|
|
8645 if (c == 0 || c == ' ')
|
|
|
8646 regname = '"';
|
|
|
8647 else
|
|
|
8648 regname = c;
|
|
|
8649 /* Avoid free/alloc when the value is already right. */
|
|
|
8650 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
8651 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
8652 }
|
|
|
8653
|
|
|
8654 /*
|
|
|
8655 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
8656 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
8657 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
8658 * take care of memory allocations.
|
|
|
8659 */
|
|
|
8660 char_u *
|
|
|
8661 v_exception(oldval)
|
|
|
8662 char_u *oldval;
|
|
|
8663 {
|
|
|
8664 if (oldval == NULL)
|
|
|
8665 return vimvars[VV_EXCEPTION].val;
|
|
|
8666
|
|
|
8667 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
8668 return NULL;
|
|
|
8669 }
|
|
|
8670
|
|
|
8671 /*
|
|
|
8672 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
8673 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
8674 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
8675 * take care of memory allocations.
|
|
|
8676 */
|
|
|
8677 char_u *
|
|
|
8678 v_throwpoint(oldval)
|
|
|
8679 char_u *oldval;
|
|
|
8680 {
|
|
|
8681 if (oldval == NULL)
|
|
|
8682 return vimvars[VV_THROWPOINT].val;
|
|
|
8683
|
|
|
8684 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
8685 return NULL;
|
|
|
8686 }
|
|
|
8687
|
|
|
8688 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
8689 /*
|
|
|
8690 * Set v:cmdarg.
|
|
|
8691 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
8692 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
8693 * Must always be called in pairs!
|
|
|
8694 */
|
|
|
8695 char_u *
|
|
|
8696 set_cmdarg(eap, oldarg)
|
|
|
8697 exarg_T *eap;
|
|
|
8698 char_u *oldarg;
|
|
|
8699 {
|
|
|
8700 char_u *oldval;
|
|
|
8701 char_u *newval;
|
|
|
8702 unsigned len;
|
|
|
8703
|
|
|
8704 oldval = vimvars[VV_CMDARG].val;
|
|
26
|
8705 if (eap == NULL)
|
|
|
8706 {
|
|
|
8707 vim_free(oldval);
|
|
|
8708 vimvars[VV_CMDARG].val = oldarg;
|
|
|
8709 return NULL;
|
|
|
8710 }
|
|
|
8711
|
|
|
8712 if (eap->force_bin == FORCE_BIN)
|
|
|
8713 len = 6;
|
|
|
8714 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
8715 len = 8;
|
|
|
8716 else
|
|
|
8717 len = 0;
|
|
|
8718 if (eap->force_ff != 0)
|
|
|
8719 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
7
|
8720 # ifdef FEAT_MBYTE
|
|
26
|
8721 if (eap->force_enc != 0)
|
|
|
8722 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
7
|
8723 # endif
|
|
|
8724
|
|
26
|
8725 newval = alloc(len + 1);
|
|
|
8726 if (newval == NULL)
|
|
|
8727 return NULL;
|
|
|
8728
|
|
|
8729 if (eap->force_bin == FORCE_BIN)
|
|
|
8730 sprintf((char *)newval, " ++bin");
|
|
|
8731 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
8732 sprintf((char *)newval, " ++nobin");
|
|
|
8733 else
|
|
|
8734 *newval = NUL;
|
|
|
8735 if (eap->force_ff != 0)
|
|
|
8736 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
8737 eap->cmd + eap->force_ff);
|
|
7
|
8738 # ifdef FEAT_MBYTE
|
|
26
|
8739 if (eap->force_enc != 0)
|
|
|
8740 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
8741 eap->cmd + eap->force_enc);
|
|
7
|
8742 # endif
|
|
26
|
8743 vimvars[VV_CMDARG].val = newval;
|
|
|
8744 return oldval;
|
|
7
|
8745 }
|
|
|
8746 #endif
|
|
|
8747
|
|
|
8748 /*
|
|
|
8749 * Get the value of internal variable "name".
|
|
|
8750 * Return OK or FAIL.
|
|
|
8751 */
|
|
|
8752 static int
|
|
|
8753 get_var_var(name, len, retvar)
|
|
|
8754 char_u *name;
|
|
|
8755 int len; /* length of "name" */
|
|
|
8756 VAR retvar; /* NULL when only checking existence */
|
|
|
8757 {
|
|
|
8758 int ret = OK;
|
|
|
8759 int type = VAR_UNKNOWN;
|
|
|
8760 long number = 1;
|
|
|
8761 char_u *string = NULL;
|
|
|
8762 VAR v;
|
|
|
8763 int cc;
|
|
|
8764 int i;
|
|
|
8765
|
|
|
8766 /* truncate the name, so that we can use strcmp() */
|
|
|
8767 cc = name[len];
|
|
|
8768 name[len] = NUL;
|
|
|
8769
|
|
|
8770 /*
|
|
|
8771 * Check for "b:changedtick".
|
|
|
8772 */
|
|
|
8773 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
8774 {
|
|
|
8775 type = VAR_NUMBER;
|
|
|
8776 number = curbuf->b_changedtick;
|
|
|
8777 }
|
|
|
8778
|
|
|
8779 /*
|
|
|
8780 * Check for built-in v: variables.
|
|
|
8781 */
|
|
|
8782 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
8783 {
|
|
|
8784 type = vimvars[i].type;
|
|
|
8785 number = (long)vimvars[i].val;
|
|
|
8786 string = vimvars[i].val;
|
|
|
8787 }
|
|
|
8788
|
|
|
8789 /*
|
|
|
8790 * Check for user-defined variables.
|
|
|
8791 */
|
|
|
8792 else
|
|
|
8793 {
|
|
|
8794 v = find_var(name, FALSE);
|
|
|
8795 if (v != NULL)
|
|
|
8796 {
|
|
|
8797 type = v->var_type;
|
|
|
8798 number = v->var_val.var_number;
|
|
|
8799 string = v->var_val.var_string;
|
|
|
8800 }
|
|
|
8801 }
|
|
|
8802
|
|
|
8803 if (type == VAR_UNKNOWN)
|
|
|
8804 {
|
|
|
8805 if (retvar != NULL)
|
|
|
8806 EMSG2(_("E121: Undefined variable: %s"), name);
|
|
|
8807 ret = FAIL;
|
|
|
8808 }
|
|
|
8809 else if (retvar != NULL)
|
|
|
8810 {
|
|
|
8811 retvar->var_type = type;
|
|
|
8812 if (type == VAR_NUMBER)
|
|
|
8813 retvar->var_val.var_number = number;
|
|
|
8814 else if (type == VAR_STRING)
|
|
|
8815 {
|
|
|
8816 if (string != NULL)
|
|
|
8817 string = vim_strsave(string);
|
|
|
8818 retvar->var_val.var_string = string;
|
|
|
8819 }
|
|
|
8820 }
|
|
|
8821
|
|
|
8822 name[len] = cc;
|
|
|
8823
|
|
|
8824 return ret;
|
|
|
8825 }
|
|
|
8826
|
|
|
8827 /*
|
|
|
8828 * Allocate memory for a variable, and make it emtpy (0 or NULL value).
|
|
|
8829 */
|
|
|
8830 static VAR
|
|
|
8831 alloc_var()
|
|
|
8832 {
|
|
|
8833 return (VAR)alloc_clear((unsigned)sizeof(var));
|
|
|
8834 }
|
|
|
8835
|
|
|
8836 /*
|
|
|
8837 * Allocate memory for a variable, and assign a string to it.
|
|
|
8838 * The string "s" must have been allocated, it is consumed.
|
|
|
8839 * Return NULL for out of memory, the variable otherwise.
|
|
|
8840 */
|
|
|
8841 static VAR
|
|
|
8842 alloc_string_var(s)
|
|
|
8843 char_u *s;
|
|
|
8844 {
|
|
|
8845 VAR retvar;
|
|
|
8846
|
|
|
8847 retvar = alloc_var();
|
|
|
8848 if (retvar != NULL)
|
|
|
8849 {
|
|
|
8850 retvar->var_type = VAR_STRING;
|
|
|
8851 retvar->var_val.var_string = s;
|
|
|
8852 }
|
|
|
8853 else
|
|
|
8854 vim_free(s);
|
|
|
8855 return retvar;
|
|
|
8856 }
|
|
|
8857
|
|
|
8858 /*
|
|
|
8859 * Free the memory for a variable.
|
|
|
8860 */
|
|
|
8861 static void
|
|
|
8862 free_var(varp)
|
|
|
8863 VAR varp;
|
|
|
8864 {
|
|
|
8865 if (varp != NULL)
|
|
|
8866 {
|
|
|
8867 if (varp->var_type == VAR_STRING)
|
|
|
8868 vim_free(varp->var_val.var_string);
|
|
|
8869 vim_free(varp->var_name);
|
|
|
8870 vim_free(varp);
|
|
|
8871 }
|
|
|
8872 }
|
|
|
8873
|
|
|
8874 /*
|
|
|
8875 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
8876 */
|
|
|
8877 static void
|
|
|
8878 clear_var(varp)
|
|
|
8879 VAR varp;
|
|
|
8880 {
|
|
|
8881 if (varp != NULL)
|
|
|
8882 {
|
|
|
8883 if (varp->var_type == VAR_STRING)
|
|
|
8884 {
|
|
|
8885 vim_free(varp->var_val.var_string);
|
|
|
8886 varp->var_val.var_string = NULL;
|
|
|
8887 }
|
|
|
8888 else
|
|
|
8889 varp->var_val.var_number = 0;
|
|
|
8890 }
|
|
|
8891 }
|
|
|
8892
|
|
|
8893 /*
|
|
|
8894 * Get the number value of a variable.
|
|
|
8895 * If it is a String variable, uses vim_str2nr().
|
|
|
8896 */
|
|
|
8897 static long
|
|
|
8898 get_var_number(varp)
|
|
|
8899 VAR varp;
|
|
|
8900 {
|
|
|
8901 long n;
|
|
|
8902
|
|
|
8903 if (varp->var_type == VAR_NUMBER)
|
|
|
8904 return (long)(varp->var_val.var_number);
|
|
|
8905 else if (varp->var_type == VAR_UNKNOWN || varp->var_val.var_string == NULL)
|
|
|
8906 return 0L;
|
|
|
8907 else
|
|
|
8908 {
|
|
|
8909 vim_str2nr(varp->var_val.var_string, NULL, NULL, TRUE, TRUE, &n, NULL);
|
|
|
8910 return n;
|
|
|
8911 }
|
|
|
8912 }
|
|
|
8913
|
|
|
8914 /*
|
|
|
8915 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
8916 */
|
|
|
8917 static linenr_T
|
|
|
8918 get_var_lnum(argvars)
|
|
|
8919 VAR argvars;
|
|
|
8920 {
|
|
|
8921 var retvar;
|
|
|
8922 linenr_T lnum;
|
|
|
8923
|
|
|
8924 lnum = get_var_number(&argvars[0]);
|
|
|
8925 if (lnum == 0) /* no valid number, try using line() */
|
|
|
8926 {
|
|
|
8927 retvar.var_type = VAR_NUMBER;
|
|
|
8928 f_line(argvars, &retvar);
|
|
|
8929 lnum = retvar.var_val.var_number;
|
|
|
8930 clear_var(&retvar);
|
|
|
8931 }
|
|
|
8932 return lnum;
|
|
|
8933 }
|
|
|
8934
|
|
|
8935 /*
|
|
|
8936 * Get the string value of a variable.
|
|
|
8937 * If it is a Number variable, the number is converted into a string.
|
|
|
8938 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
8939 * get_var_string_buf() uses a given buffer.
|
|
|
8940 * If the String variable has never been set, return an empty string.
|
|
|
8941 * Never returns NULL;
|
|
|
8942 */
|
|
|
8943 static char_u *
|
|
|
8944 get_var_string(varp)
|
|
|
8945 VAR varp;
|
|
|
8946 {
|
|
|
8947 static char_u mybuf[NUMBUFLEN];
|
|
|
8948
|
|
|
8949 return get_var_string_buf(varp, mybuf);
|
|
|
8950 }
|
|
|
8951
|
|
|
8952 static char_u *
|
|
|
8953 get_var_string_buf(varp, buf)
|
|
|
8954 VAR varp;
|
|
|
8955 char_u *buf;
|
|
|
8956 {
|
|
|
8957 if (varp->var_type == VAR_NUMBER)
|
|
|
8958 {
|
|
|
8959 sprintf((char *)buf, "%ld", (long)varp->var_val.var_number);
|
|
|
8960 return buf;
|
|
|
8961 }
|
|
|
8962 else if (varp->var_val.var_string == NULL)
|
|
|
8963 return (char_u *)"";
|
|
|
8964 else
|
|
|
8965 return varp->var_val.var_string;
|
|
|
8966 }
|
|
|
8967
|
|
|
8968 /*
|
|
|
8969 * Find variable "name" in the list of variables.
|
|
|
8970 * Return a pointer to it if found, NULL if not found.
|
|
|
8971 */
|
|
|
8972 static VAR
|
|
|
8973 find_var(name, writing)
|
|
|
8974 char_u *name;
|
|
|
8975 int writing;
|
|
|
8976 {
|
|
|
8977 int i;
|
|
|
8978 char_u *varname;
|
|
|
8979 garray_T *gap;
|
|
|
8980
|
|
|
8981 /* Check for function arguments "a:" */
|
|
|
8982 if (name[0] == 'a' && name[1] == ':')
|
|
|
8983 {
|
|
|
8984 if (writing)
|
|
|
8985 {
|
|
|
8986 EMSG2(_(e_readonlyvar), name);
|
|
|
8987 return NULL;
|
|
|
8988 }
|
|
|
8989 name += 2;
|
|
|
8990 if (current_funccal == NULL)
|
|
|
8991 return NULL;
|
|
|
8992 if (VIM_ISDIGIT(*name))
|
|
|
8993 {
|
|
|
8994 i = atol((char *)name);
|
|
|
8995 if (i == 0) /* a:0 */
|
|
|
8996 return ¤t_funccal->a0_var;
|
|
|
8997 i += current_funccal->func->args.ga_len;
|
|
|
8998 if (i > current_funccal->argcount) /* a:999 */
|
|
|
8999 return NULL;
|
|
|
9000 return &(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
|
9001 }
|
|
|
9002 if (STRCMP(name, "firstline") == 0)
|
|
|
9003 return &(current_funccal->firstline);
|
|
|
9004 if (STRCMP(name, "lastline") == 0)
|
|
|
9005 return &(current_funccal->lastline);
|
|
|
9006 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
9007 if (STRCMP(name, ((char_u **)
|
|
|
9008 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
|
9009 return &(current_funccal->argvars[i]); /* a:name */
|
|
|
9010 return NULL;
|
|
|
9011 }
|
|
|
9012
|
|
|
9013 gap = find_var_ga(name, &varname);
|
|
|
9014 if (gap == NULL)
|
|
|
9015 return NULL;
|
|
|
9016 return find_var_in_ga(gap, varname);
|
|
|
9017 }
|
|
|
9018
|
|
|
9019 static VAR
|
|
|
9020 find_var_in_ga(gap, varname)
|
|
|
9021 garray_T *gap;
|
|
|
9022 char_u *varname;
|
|
|
9023 {
|
|
|
9024 int i;
|
|
|
9025
|
|
|
9026 for (i = gap->ga_len; --i >= 0; )
|
|
|
9027 if (VAR_GAP_ENTRY(i, gap).var_name != NULL
|
|
|
9028 && STRCMP(VAR_GAP_ENTRY(i, gap).var_name, varname) == 0)
|
|
|
9029 break;
|
|
|
9030 if (i < 0)
|
|
|
9031 return NULL;
|
|
|
9032 return &VAR_GAP_ENTRY(i, gap);
|
|
|
9033 }
|
|
|
9034
|
|
|
9035 /*
|
|
|
9036 * Find the growarray and start of name without ':' for a variable name.
|
|
|
9037 */
|
|
|
9038 static garray_T *
|
|
|
9039 find_var_ga(name, varname)
|
|
|
9040 char_u *name;
|
|
|
9041 char_u **varname;
|
|
|
9042 {
|
|
|
9043 if (name[1] != ':')
|
|
|
9044 {
|
|
|
9045 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
9046 if (vim_strchr(name, ':') != NULL)
|
|
|
9047 return NULL;
|
|
|
9048 *varname = name;
|
|
|
9049 if (current_funccal == NULL)
|
|
|
9050 return &variables; /* global variable */
|
|
|
9051 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
9052 }
|
|
|
9053 *varname = name + 2;
|
|
|
9054 if (*name == 'b') /* buffer variable */
|
|
|
9055 return &curbuf->b_vars;
|
|
|
9056 if (*name == 'w') /* window variable */
|
|
|
9057 return &curwin->w_vars;
|
|
|
9058 if (*name == 'g') /* global variable */
|
|
|
9059 return &variables;
|
|
|
9060 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
9061 return ¤t_funccal->l_vars;
|
|
|
9062 if (*name == 's' /* script variable */
|
|
|
9063 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
9064 return &SCRIPT_VARS(current_SID);
|
|
|
9065 return NULL;
|
|
|
9066 }
|
|
|
9067
|
|
|
9068 /*
|
|
|
9069 * Get the string value of a (global/local) variable.
|
|
|
9070 * Returns NULL when it doesn't exist.
|
|
|
9071 */
|
|
|
9072 char_u *
|
|
|
9073 get_var_value(name)
|
|
|
9074 char_u *name;
|
|
|
9075 {
|
|
|
9076 VAR v;
|
|
|
9077
|
|
|
9078 v = find_var(name, FALSE);
|
|
|
9079 if (v == NULL)
|
|
|
9080 return NULL;
|
|
|
9081 return get_var_string(v);
|
|
|
9082 }
|
|
|
9083
|
|
|
9084 /*
|
|
|
9085 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
9086 * sourcing this script and when executing functions defined in the script.
|
|
|
9087 */
|
|
|
9088 void
|
|
|
9089 new_script_vars(id)
|
|
|
9090 scid_T id;
|
|
|
9091 {
|
|
|
9092 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
9093 {
|
|
|
9094 while (ga_scripts.ga_len < id)
|
|
|
9095 {
|
|
|
9096 var_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
|
9097 ++ga_scripts.ga_len;
|
|
|
9098 }
|
|
|
9099 }
|
|
|
9100 }
|
|
|
9101
|
|
|
9102 /*
|
|
|
9103 * Initialize internal variables for use.
|
|
|
9104 */
|
|
|
9105 void
|
|
|
9106 var_init(gap)
|
|
|
9107 garray_T *gap;
|
|
|
9108 {
|
|
|
9109 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
9110 }
|
|
|
9111
|
|
|
9112 /*
|
|
|
9113 * Clean up a list of internal variables.
|
|
|
9114 */
|
|
|
9115 void
|
|
|
9116 var_clear(gap)
|
|
|
9117 garray_T *gap;
|
|
|
9118 {
|
|
|
9119 int i;
|
|
|
9120
|
|
|
9121 for (i = gap->ga_len; --i >= 0; )
|
|
|
9122 var_free_one(&VAR_GAP_ENTRY(i, gap));
|
|
|
9123 ga_clear(gap);
|
|
|
9124 }
|
|
|
9125
|
|
|
9126 static void
|
|
|
9127 var_free_one(v)
|
|
|
9128 VAR v;
|
|
|
9129 {
|
|
|
9130 vim_free(v->var_name);
|
|
|
9131 v->var_name = NULL;
|
|
|
9132 if (v->var_type == VAR_STRING)
|
|
|
9133 vim_free(v->var_val.var_string);
|
|
|
9134 v->var_val.var_string = NULL;
|
|
|
9135 }
|
|
|
9136
|
|
|
9137 /*
|
|
|
9138 * List the value of one internal variable.
|
|
|
9139 */
|
|
|
9140 static void
|
|
|
9141 list_one_var(v, prefix)
|
|
|
9142 VAR v;
|
|
|
9143 char_u *prefix;
|
|
|
9144 {
|
|
|
9145 list_one_var_a(prefix, v->var_name, v->var_type, get_var_string(v));
|
|
|
9146 }
|
|
|
9147
|
|
|
9148 /*
|
|
|
9149 * List the value of one "v:" variable.
|
|
|
9150 */
|
|
|
9151 static void
|
|
|
9152 list_vim_var(i)
|
|
|
9153 int i; /* index in vimvars[] */
|
|
|
9154 {
|
|
|
9155 char_u *p;
|
|
|
9156 char_u numbuf[NUMBUFLEN];
|
|
|
9157
|
|
|
9158 if (vimvars[i].type == VAR_NUMBER)
|
|
|
9159 {
|
|
|
9160 p = numbuf;
|
|
|
9161 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
9162 }
|
|
|
9163 else if (vimvars[i].val == NULL)
|
|
|
9164 p = (char_u *)"";
|
|
|
9165 else
|
|
|
9166 p = vimvars[i].val;
|
|
|
9167 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
9168 vimvars[i].type, p);
|
|
|
9169 }
|
|
|
9170
|
|
|
9171 static void
|
|
|
9172 list_one_var_a(prefix, name, type, string)
|
|
|
9173 char_u *prefix;
|
|
|
9174 char_u *name;
|
|
|
9175 int type;
|
|
|
9176 char_u *string;
|
|
|
9177 {
|
|
|
9178 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
9179 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
9180 msg_puts(name);
|
|
|
9181 msg_putchar(' ');
|
|
|
9182 msg_advance(22);
|
|
|
9183 if (type == VAR_NUMBER)
|
|
|
9184 msg_putchar('#');
|
|
|
9185 else
|
|
|
9186 msg_putchar(' ');
|
|
|
9187 msg_outtrans(string);
|
|
|
9188 }
|
|
|
9189
|
|
|
9190 /*
|
|
|
9191 * Set variable "name" to value in "varp".
|
|
|
9192 * If the variable already exists, the value is updated.
|
|
|
9193 * Otherwise the variable is created.
|
|
|
9194 */
|
|
|
9195 static void
|
|
51
|
9196 set_var(name, varp, copy)
|
|
7
|
9197 char_u *name;
|
|
|
9198 VAR varp;
|
|
51
|
9199 int copy; /* make copy of value in "varp" */
|
|
7
|
9200 {
|
|
|
9201 int i;
|
|
|
9202 VAR v;
|
|
|
9203 char_u *varname;
|
|
|
9204 garray_T *gap;
|
|
|
9205
|
|
|
9206 /*
|
|
|
9207 * Handle setting internal v: variables.
|
|
|
9208 */
|
|
|
9209 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
9210 if (i >= 0)
|
|
|
9211 {
|
|
|
9212 if (vimvars[i].flags & VV_RO)
|
|
|
9213 EMSG2(_(e_readonlyvar), name);
|
|
29
|
9214 else if ((vimvars[i].flags & VV_RO_SBX) && sandbox)
|
|
|
9215 EMSG2(_(e_readonlysbx), name);
|
|
7
|
9216 else
|
|
|
9217 {
|
|
|
9218 if (vimvars[i].type == VAR_STRING)
|
|
|
9219 {
|
|
|
9220 vim_free(vimvars[i].val);
|
|
51
|
9221 if (copy || varp->var_type != VAR_STRING)
|
|
|
9222 vimvars[i].val = vim_strsave(get_var_string(varp));
|
|
|
9223 else
|
|
|
9224 {
|
|
|
9225 /* Take over the string to avoid an extra alloc/free. */
|
|
|
9226 vimvars[i].val = varp->var_val.var_string;
|
|
|
9227 varp->var_val.var_string = NULL;
|
|
|
9228 }
|
|
7
|
9229 }
|
|
|
9230 else
|
|
51
|
9231 vimvars[i].val = (char_u *)get_var_number(varp);
|
|
7
|
9232 }
|
|
|
9233 return;
|
|
|
9234 }
|
|
|
9235
|
|
|
9236 v = find_var(name, TRUE);
|
|
|
9237 if (v != NULL) /* existing variable, only need to free string */
|
|
|
9238 {
|
|
|
9239 if (v->var_type == VAR_STRING)
|
|
|
9240 vim_free(v->var_val.var_string);
|
|
|
9241 }
|
|
|
9242 else /* add a new variable */
|
|
|
9243 {
|
|
|
9244 gap = find_var_ga(name, &varname);
|
|
|
9245 if (gap == NULL) /* illegal name */
|
|
|
9246 {
|
|
|
9247 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
9248 return;
|
|
|
9249 }
|
|
|
9250
|
|
|
9251 /* Try to use an empty entry */
|
|
|
9252 for (i = gap->ga_len; --i >= 0; )
|
|
|
9253 if (VAR_GAP_ENTRY(i, gap).var_name == NULL)
|
|
|
9254 break;
|
|
|
9255 if (i < 0) /* need to allocate more room */
|
|
|
9256 {
|
|
|
9257 if (ga_grow(gap, 1) == FAIL)
|
|
|
9258 return;
|
|
|
9259 i = gap->ga_len;
|
|
|
9260 }
|
|
|
9261 v = &VAR_GAP_ENTRY(i, gap);
|
|
|
9262 if ((v->var_name = vim_strsave(varname)) == NULL)
|
|
|
9263 return;
|
|
|
9264 if (i == gap->ga_len)
|
|
|
9265 ++gap->ga_len;
|
|
|
9266 }
|
|
51
|
9267 if (copy || varp->var_type != VAR_STRING)
|
|
|
9268 copy_var(varp, v);
|
|
|
9269 else
|
|
|
9270 {
|
|
|
9271 v->var_type = varp->var_type;
|
|
|
9272 v->var_val.var_string = varp->var_val.var_string;
|
|
|
9273 }
|
|
7
|
9274 }
|
|
|
9275
|
|
|
9276 static void
|
|
|
9277 copy_var(from, to)
|
|
|
9278 VAR from;
|
|
|
9279 VAR to;
|
|
|
9280 {
|
|
|
9281 to->var_type = from->var_type;
|
|
|
9282 if (from->var_type == VAR_STRING)
|
|
|
9283 to->var_val.var_string = vim_strsave(get_var_string(from));
|
|
|
9284 else
|
|
|
9285 to->var_val.var_number = from->var_val.var_number;
|
|
|
9286 }
|
|
|
9287
|
|
|
9288 /*
|
|
|
9289 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
9290 * newline at the end.
|
|
|
9291 * ":echon expr1 ..." print each argument plain.
|
|
|
9292 */
|
|
|
9293 void
|
|
|
9294 ex_echo(eap)
|
|
|
9295 exarg_T *eap;
|
|
|
9296 {
|
|
|
9297 char_u *arg = eap->arg;
|
|
|
9298 var retvar;
|
|
|
9299 char_u *p;
|
|
|
9300 int needclr = TRUE;
|
|
|
9301 int atstart = TRUE;
|
|
|
9302
|
|
|
9303 if (eap->skip)
|
|
|
9304 ++emsg_skip;
|
|
|
9305 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
9306 {
|
|
|
9307 p = arg;
|
|
|
9308 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
9309 {
|
|
|
9310 /*
|
|
|
9311 * Report the invalid expression unless the expression evaluation
|
|
|
9312 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
9313 * exception.
|
|
|
9314 */
|
|
|
9315 if (!aborting())
|
|
|
9316 EMSG2(_(e_invexpr2), p);
|
|
|
9317 break;
|
|
|
9318 }
|
|
|
9319 if (!eap->skip)
|
|
|
9320 {
|
|
|
9321 if (atstart)
|
|
|
9322 {
|
|
|
9323 atstart = FALSE;
|
|
|
9324 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
9325 * may cause a message to appear. */
|
|
|
9326 if (eap->cmdidx == CMD_echo)
|
|
|
9327 msg_start();
|
|
|
9328 }
|
|
|
9329 else if (eap->cmdidx == CMD_echo)
|
|
|
9330 msg_puts_attr((char_u *)" ", echo_attr);
|
|
|
9331 for (p = get_var_string(&retvar); *p != NUL && !got_int; ++p)
|
|
|
9332 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
9333 {
|
|
|
9334 if (*p != TAB && needclr)
|
|
|
9335 {
|
|
|
9336 /* remove any text still there from the command */
|
|
|
9337 msg_clr_eos();
|
|
|
9338 needclr = FALSE;
|
|
|
9339 }
|
|
|
9340 msg_putchar_attr(*p, echo_attr);
|
|
|
9341 }
|
|
|
9342 else
|
|
|
9343 {
|
|
|
9344 #ifdef FEAT_MBYTE
|
|
|
9345 if (has_mbyte)
|
|
|
9346 {
|
|
|
9347 int i = (*mb_ptr2len_check)(p);
|
|
|
9348
|
|
|
9349 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
9350 p += i - 1;
|
|
|
9351 }
|
|
|
9352 else
|
|
|
9353 #endif
|
|
|
9354 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
9355 }
|
|
|
9356 }
|
|
|
9357 clear_var(&retvar);
|
|
|
9358 arg = skipwhite(arg);
|
|
|
9359 }
|
|
|
9360 eap->nextcmd = check_nextcmd(arg);
|
|
|
9361
|
|
|
9362 if (eap->skip)
|
|
|
9363 --emsg_skip;
|
|
|
9364 else
|
|
|
9365 {
|
|
|
9366 /* remove text that may still be there from the command */
|
|
|
9367 if (needclr)
|
|
|
9368 msg_clr_eos();
|
|
|
9369 if (eap->cmdidx == CMD_echo)
|
|
|
9370 msg_end();
|
|
|
9371 }
|
|
|
9372 }
|
|
|
9373
|
|
|
9374 /*
|
|
|
9375 * ":echohl {name}".
|
|
|
9376 */
|
|
|
9377 void
|
|
|
9378 ex_echohl(eap)
|
|
|
9379 exarg_T *eap;
|
|
|
9380 {
|
|
|
9381 int id;
|
|
|
9382
|
|
|
9383 id = syn_name2id(eap->arg);
|
|
|
9384 if (id == 0)
|
|
|
9385 echo_attr = 0;
|
|
|
9386 else
|
|
|
9387 echo_attr = syn_id2attr(id);
|
|
|
9388 }
|
|
|
9389
|
|
|
9390 /*
|
|
|
9391 * ":execute expr1 ..." execute the result of an expression.
|
|
|
9392 * ":echomsg expr1 ..." Print a message
|
|
|
9393 * ":echoerr expr1 ..." Print an error
|
|
|
9394 * Each gets spaces around each argument and a newline at the end for
|
|
|
9395 * echo commands
|
|
|
9396 */
|
|
|
9397 void
|
|
|
9398 ex_execute(eap)
|
|
|
9399 exarg_T *eap;
|
|
|
9400 {
|
|
|
9401 char_u *arg = eap->arg;
|
|
|
9402 var retvar;
|
|
|
9403 int ret = OK;
|
|
|
9404 char_u *p;
|
|
|
9405 garray_T ga;
|
|
|
9406 int len;
|
|
|
9407 int save_did_emsg;
|
|
|
9408
|
|
|
9409 ga_init2(&ga, 1, 80);
|
|
|
9410
|
|
|
9411 if (eap->skip)
|
|
|
9412 ++emsg_skip;
|
|
|
9413 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
9414 {
|
|
|
9415 p = arg;
|
|
|
9416 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
9417 {
|
|
|
9418 /*
|
|
|
9419 * Report the invalid expression unless the expression evaluation
|
|
|
9420 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
9421 * exception.
|
|
|
9422 */
|
|
|
9423 if (!aborting())
|
|
|
9424 EMSG2(_(e_invexpr2), p);
|
|
|
9425 ret = FAIL;
|
|
|
9426 break;
|
|
|
9427 }
|
|
|
9428
|
|
|
9429 if (!eap->skip)
|
|
|
9430 {
|
|
|
9431 p = get_var_string(&retvar);
|
|
|
9432 len = (int)STRLEN(p);
|
|
|
9433 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
9434 {
|
|
|
9435 clear_var(&retvar);
|
|
|
9436 ret = FAIL;
|
|
|
9437 break;
|
|
|
9438 }
|
|
|
9439 if (ga.ga_len)
|
|
|
9440 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
9441 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
9442 ga.ga_len += len;
|
|
|
9443 }
|
|
|
9444
|
|
|
9445 clear_var(&retvar);
|
|
|
9446 arg = skipwhite(arg);
|
|
|
9447 }
|
|
|
9448
|
|
|
9449 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
9450 {
|
|
|
9451 if (eap->cmdidx == CMD_echomsg)
|
|
|
9452 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
9453 else if (eap->cmdidx == CMD_echoerr)
|
|
|
9454 {
|
|
|
9455 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
9456 save_did_emsg = did_emsg;
|
|
|
9457 EMSG((char_u *)ga.ga_data);
|
|
|
9458 if (!force_abort)
|
|
|
9459 did_emsg = save_did_emsg;
|
|
|
9460 }
|
|
|
9461 else if (eap->cmdidx == CMD_execute)
|
|
|
9462 do_cmdline((char_u *)ga.ga_data,
|
|
|
9463 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
9464 }
|
|
|
9465
|
|
|
9466 ga_clear(&ga);
|
|
|
9467
|
|
|
9468 if (eap->skip)
|
|
|
9469 --emsg_skip;
|
|
|
9470
|
|
|
9471 eap->nextcmd = check_nextcmd(arg);
|
|
|
9472 }
|
|
|
9473
|
|
|
9474 /*
|
|
|
9475 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
9476 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
9477 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
9478 * after the option name.
|
|
|
9479 */
|
|
|
9480 static char_u *
|
|
|
9481 find_option_end(arg, opt_flags)
|
|
|
9482 char_u **arg;
|
|
|
9483 int *opt_flags;
|
|
|
9484 {
|
|
|
9485 char_u *p = *arg;
|
|
|
9486
|
|
|
9487 ++p;
|
|
|
9488 if (*p == 'g' && p[1] == ':')
|
|
|
9489 {
|
|
|
9490 *opt_flags = OPT_GLOBAL;
|
|
|
9491 p += 2;
|
|
|
9492 }
|
|
|
9493 else if (*p == 'l' && p[1] == ':')
|
|
|
9494 {
|
|
|
9495 *opt_flags = OPT_LOCAL;
|
|
|
9496 p += 2;
|
|
|
9497 }
|
|
|
9498 else
|
|
|
9499 *opt_flags = 0;
|
|
|
9500
|
|
|
9501 if (!ASCII_ISALPHA(*p))
|
|
|
9502 return NULL;
|
|
|
9503 *arg = p;
|
|
|
9504
|
|
|
9505 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
9506 p += 4; /* termcap option */
|
|
|
9507 else
|
|
|
9508 while (ASCII_ISALPHA(*p))
|
|
|
9509 ++p;
|
|
|
9510 return p;
|
|
|
9511 }
|
|
|
9512
|
|
|
9513 /*
|
|
|
9514 * ":function"
|
|
|
9515 */
|
|
|
9516 void
|
|
|
9517 ex_function(eap)
|
|
|
9518 exarg_T *eap;
|
|
|
9519 {
|
|
|
9520 char_u *theline;
|
|
|
9521 int j;
|
|
|
9522 int c;
|
|
|
9523 #ifdef FEAT_MAGIC_BRACES
|
|
|
9524 int saved_did_emsg;
|
|
|
9525 #endif
|
|
|
9526 char_u *name = NULL;
|
|
|
9527 char_u *p;
|
|
|
9528 char_u *arg;
|
|
|
9529 garray_T newargs;
|
|
|
9530 garray_T newlines;
|
|
|
9531 int varargs = FALSE;
|
|
|
9532 int mustend = FALSE;
|
|
|
9533 int flags = 0;
|
|
|
9534 ufunc_T *fp;
|
|
|
9535 int indent;
|
|
|
9536 int nesting;
|
|
|
9537 char_u *skip_until = NULL;
|
|
|
9538 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
|
9539
|
|
|
9540 /*
|
|
|
9541 * ":function" without argument: list functions.
|
|
|
9542 */
|
|
|
9543 if (ends_excmd(*eap->arg))
|
|
|
9544 {
|
|
|
9545 if (!eap->skip)
|
|
|
9546 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
9547 list_func_head(fp, FALSE);
|
|
|
9548 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
9549 return;
|
|
|
9550 }
|
|
|
9551
|
|
|
9552 p = eap->arg;
|
|
|
9553 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
9554 if (name == NULL && !eap->skip)
|
|
|
9555 {
|
|
|
9556 /*
|
|
|
9557 * Return on an invalid expression in braces, unless the expression
|
|
|
9558 * evaluation has been cancelled due to an aborting error, an
|
|
|
9559 * interrupt, or an exception.
|
|
|
9560 */
|
|
|
9561 if (!aborting())
|
|
|
9562 return;
|
|
|
9563 else
|
|
|
9564 eap->skip = TRUE;
|
|
|
9565 }
|
|
|
9566 #ifdef FEAT_MAGIC_BRACES
|
|
|
9567 /* An error in a function call during evaluation of an expression in magic
|
|
|
9568 * braces should not cause the function not to be defined. */
|
|
|
9569 saved_did_emsg = did_emsg;
|
|
|
9570 did_emsg = FALSE;
|
|
|
9571 #endif
|
|
|
9572
|
|
|
9573 /*
|
|
|
9574 * ":function func" with only function name: list function.
|
|
|
9575 */
|
|
|
9576 if (vim_strchr(p, '(') == NULL)
|
|
|
9577 {
|
|
|
9578 if (!ends_excmd(*skipwhite(p)))
|
|
|
9579 {
|
|
|
9580 EMSG(_(e_trailing));
|
|
|
9581 goto erret_name;
|
|
|
9582 }
|
|
|
9583 eap->nextcmd = check_nextcmd(p);
|
|
|
9584 if (eap->nextcmd != NULL)
|
|
|
9585 *p = NUL;
|
|
|
9586 if (!eap->skip && !got_int)
|
|
|
9587 {
|
|
|
9588 fp = find_func(name);
|
|
|
9589 if (fp != NULL)
|
|
|
9590 {
|
|
|
9591 list_func_head(fp, TRUE);
|
|
|
9592 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
9593 {
|
|
|
9594 msg_putchar('\n');
|
|
|
9595 msg_outnum((long)(j + 1));
|
|
|
9596 if (j < 9)
|
|
|
9597 msg_putchar(' ');
|
|
|
9598 if (j < 99)
|
|
|
9599 msg_putchar(' ');
|
|
|
9600 msg_prt_line(FUNCLINE(fp, j));
|
|
|
9601 out_flush(); /* show a line at a time */
|
|
|
9602 ui_breakcheck();
|
|
|
9603 }
|
|
|
9604 if (!got_int)
|
|
|
9605 {
|
|
|
9606 msg_putchar('\n');
|
|
|
9607 msg_puts((char_u *)" endfunction");
|
|
|
9608 }
|
|
|
9609 }
|
|
|
9610 else
|
|
|
9611 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
9612 }
|
|
|
9613 goto erret_name;
|
|
|
9614 }
|
|
|
9615
|
|
|
9616 /*
|
|
|
9617 * ":function name(arg1, arg2)" Define function.
|
|
|
9618 */
|
|
|
9619 p = skipwhite(p);
|
|
|
9620 if (*p != '(')
|
|
|
9621 {
|
|
|
9622 if (!eap->skip)
|
|
|
9623 {
|
|
|
9624 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
9625 goto erret_name;
|
|
|
9626 }
|
|
|
9627 /* attempt to continue by skipping some text */
|
|
|
9628 if (vim_strchr(p, '(') != NULL)
|
|
|
9629 p = vim_strchr(p, '(');
|
|
|
9630 }
|
|
|
9631 p = skipwhite(p + 1);
|
|
|
9632
|
|
|
9633 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
9634 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
9635
|
|
|
9636 /*
|
|
|
9637 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
9638 */
|
|
|
9639 while (*p != ')')
|
|
|
9640 {
|
|
|
9641 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
9642 {
|
|
|
9643 varargs = TRUE;
|
|
|
9644 p += 3;
|
|
|
9645 mustend = TRUE;
|
|
|
9646 }
|
|
|
9647 else
|
|
|
9648 {
|
|
|
9649 arg = p;
|
|
|
9650 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
9651 ++p;
|
|
|
9652 if (arg == p || isdigit(*arg)
|
|
|
9653 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
9654 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
9655 {
|
|
|
9656 if (!eap->skip)
|
|
|
9657 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
9658 break;
|
|
|
9659 }
|
|
|
9660 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
9661 goto erret;
|
|
|
9662 c = *p;
|
|
|
9663 *p = NUL;
|
|
|
9664 arg = vim_strsave(arg);
|
|
|
9665 if (arg == NULL)
|
|
|
9666 goto erret;
|
|
|
9667 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
9668 *p = c;
|
|
|
9669 newargs.ga_len++;
|
|
|
9670 if (*p == ',')
|
|
|
9671 ++p;
|
|
|
9672 else
|
|
|
9673 mustend = TRUE;
|
|
|
9674 }
|
|
|
9675 p = skipwhite(p);
|
|
|
9676 if (mustend && *p != ')')
|
|
|
9677 {
|
|
|
9678 if (!eap->skip)
|
|
|
9679 EMSG2(_(e_invarg2), eap->arg);
|
|
|
9680 break;
|
|
|
9681 }
|
|
|
9682 }
|
|
|
9683 ++p; /* skip the ')' */
|
|
|
9684
|
|
|
9685 /* find extra arguments "range" and "abort" */
|
|
|
9686 for (;;)
|
|
|
9687 {
|
|
|
9688 p = skipwhite(p);
|
|
|
9689 if (STRNCMP(p, "range", 5) == 0)
|
|
|
9690 {
|
|
|
9691 flags |= FC_RANGE;
|
|
|
9692 p += 5;
|
|
|
9693 }
|
|
|
9694 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
9695 {
|
|
|
9696 flags |= FC_ABORT;
|
|
|
9697 p += 5;
|
|
|
9698 }
|
|
|
9699 else
|
|
|
9700 break;
|
|
|
9701 }
|
|
|
9702
|
|
|
9703 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
9704 EMSG(_(e_trailing));
|
|
|
9705
|
|
|
9706 /*
|
|
|
9707 * Read the body of the function, until ":endfunction" is found.
|
|
|
9708 */
|
|
|
9709 if (KeyTyped)
|
|
|
9710 {
|
|
|
9711 /* Check if the function already exists, don't let the user type the
|
|
|
9712 * whole function before telling him it doesn't work! For a script we
|
|
|
9713 * need to skip the body to be able to find what follows. */
|
|
|
9714 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
9715 EMSG2(_(e_funcexts), name);
|
|
|
9716
|
|
|
9717 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
9718 cmdline_row = msg_row;
|
|
|
9719 }
|
|
|
9720
|
|
|
9721 indent = 2;
|
|
|
9722 nesting = 0;
|
|
|
9723 for (;;)
|
|
|
9724 {
|
|
|
9725 msg_scroll = TRUE;
|
|
|
9726 need_wait_return = FALSE;
|
|
|
9727 if (eap->getline == NULL)
|
|
|
9728 theline = getcmdline(':', 0L, indent);
|
|
|
9729 else
|
|
|
9730 theline = eap->getline(':', eap->cookie, indent);
|
|
|
9731 if (KeyTyped)
|
|
|
9732 lines_left = Rows - 1;
|
|
|
9733 if (theline == NULL)
|
|
|
9734 {
|
|
|
9735 EMSG(_("E126: Missing :endfunction"));
|
|
|
9736 goto erret;
|
|
|
9737 }
|
|
|
9738
|
|
|
9739 if (skip_until != NULL)
|
|
|
9740 {
|
|
|
9741 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
9742 * don't check for ":endfunc". */
|
|
|
9743 if (STRCMP(theline, skip_until) == 0)
|
|
|
9744 {
|
|
|
9745 vim_free(skip_until);
|
|
|
9746 skip_until = NULL;
|
|
|
9747 }
|
|
|
9748 }
|
|
|
9749 else
|
|
|
9750 {
|
|
|
9751 /* skip ':' and blanks*/
|
|
|
9752 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
9753 ;
|
|
|
9754
|
|
|
9755 /* Check for "endfunction" (should be more strict...). */
|
|
|
9756 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
9757 {
|
|
|
9758 vim_free(theline);
|
|
|
9759 break;
|
|
|
9760 }
|
|
|
9761
|
|
|
9762 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
9763 * at "end". */
|
|
|
9764 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
9765 indent -= 2;
|
|
|
9766 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
9767 || STRNCMP(p, "try", 3) == 0)
|
|
|
9768 indent += 2;
|
|
|
9769
|
|
|
9770 /* Check for defining a function inside this function. */
|
|
|
9771 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
9772 {
|
|
|
9773 p = skipwhite(skiptowhite(p));
|
|
|
9774 p += eval_fname_script(p);
|
|
|
9775 if (ASCII_ISALPHA(*p))
|
|
|
9776 {
|
|
|
9777 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
9778 if (*skipwhite(p) == '(')
|
|
|
9779 {
|
|
|
9780 ++nesting;
|
|
|
9781 indent += 2;
|
|
|
9782 }
|
|
|
9783 }
|
|
|
9784 }
|
|
|
9785
|
|
|
9786 /* Check for ":append" or ":insert". */
|
|
|
9787 p = skip_range(p, NULL);
|
|
|
9788 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
9789 || (p[0] == 'i'
|
|
|
9790 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
9791 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
9792 skip_until = vim_strsave((char_u *)".");
|
|
|
9793
|
|
|
9794 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
9795 arg = skipwhite(skiptowhite(p));
|
|
|
9796 if (arg[0] == '<' && arg[1] =='<'
|
|
|
9797 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
9798 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
9799 || (p[0] == 'p' && p[1] == 'e'
|
|
|
9800 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
9801 || (p[0] == 't' && p[1] == 'c'
|
|
|
9802 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
9803 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
9804 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
9805 || (p[0] == 'm' && p[1] == 'z'
|
|
|
9806 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
9807 ))
|
|
|
9808 {
|
|
|
9809 /* ":python <<" continues until a dot, like ":append" */
|
|
|
9810 p = skipwhite(arg + 2);
|
|
|
9811 if (*p == NUL)
|
|
|
9812 skip_until = vim_strsave((char_u *)".");
|
|
|
9813 else
|
|
|
9814 skip_until = vim_strsave(p);
|
|
|
9815 }
|
|
|
9816 }
|
|
|
9817
|
|
|
9818 /* Add the line to the function. */
|
|
|
9819 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
9820 goto erret;
|
|
|
9821 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
9822 newlines.ga_len++;
|
|
|
9823 }
|
|
|
9824
|
|
|
9825 /* Don't define the function when skipping commands or when an error was
|
|
|
9826 * detected. */
|
|
|
9827 if (eap->skip || did_emsg)
|
|
|
9828 goto erret;
|
|
|
9829
|
|
|
9830 /*
|
|
|
9831 * If there are no errors, add the function
|
|
|
9832 */
|
|
|
9833 fp = find_func(name);
|
|
|
9834 if (fp != NULL)
|
|
|
9835 {
|
|
|
9836 if (!eap->forceit)
|
|
|
9837 {
|
|
|
9838 EMSG2(_(e_funcexts), name);
|
|
|
9839 goto erret;
|
|
|
9840 }
|
|
|
9841 if (fp->calls)
|
|
|
9842 {
|
|
|
9843 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
9844 goto erret;
|
|
|
9845 }
|
|
|
9846 /* redefine existing function */
|
|
|
9847 ga_clear_strings(&(fp->args));
|
|
|
9848 ga_clear_strings(&(fp->lines));
|
|
|
9849 vim_free(name);
|
|
|
9850 }
|
|
|
9851 else
|
|
|
9852 {
|
|
|
9853 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
9854 if (fp == NULL)
|
|
|
9855 goto erret;
|
|
|
9856 /* insert the new function in the function list */
|
|
|
9857 fp->next = firstfunc;
|
|
|
9858 firstfunc = fp;
|
|
|
9859 fp->name = name;
|
|
|
9860 }
|
|
|
9861 fp->args = newargs;
|
|
|
9862 fp->lines = newlines;
|
|
|
9863 fp->varargs = varargs;
|
|
|
9864 fp->flags = flags;
|
|
|
9865 fp->calls = 0;
|
|
|
9866 fp->script_ID = current_SID;
|
|
|
9867 #ifdef FEAT_MAGIC_BRACES
|
|
|
9868 did_emsg |= saved_did_emsg;
|
|
|
9869 #endif
|
|
|
9870 vim_free(skip_until);
|
|
|
9871 return;
|
|
|
9872
|
|
|
9873 erret:
|
|
|
9874 vim_free(skip_until);
|
|
|
9875 ga_clear_strings(&newargs);
|
|
|
9876 ga_clear_strings(&newlines);
|
|
|
9877 erret_name:
|
|
|
9878 vim_free(name);
|
|
|
9879 #ifdef FEAT_MAGIC_BRACES
|
|
|
9880 did_emsg |= saved_did_emsg;
|
|
|
9881 #endif
|
|
|
9882 }
|
|
|
9883
|
|
|
9884 /*
|
|
|
9885 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
9886 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
9887 * Advances "pp" to just after the function name (if no error).
|
|
|
9888 */
|
|
|
9889 static char_u *
|
|
|
9890 trans_function_name(pp, skip, internal)
|
|
|
9891 char_u **pp;
|
|
|
9892 int skip; /* only find the end, don't evaluate */
|
|
|
9893 int internal; /* TRUE if internal function name OK */
|
|
|
9894 {
|
|
|
9895 char_u *name;
|
|
|
9896 char_u *start;
|
|
|
9897 char_u *end;
|
|
|
9898 int lead;
|
|
|
9899 char_u sid_buf[20];
|
|
|
9900 char_u *temp_string = NULL;
|
|
|
9901 char_u *expr_start, *expr_end;
|
|
|
9902 int len;
|
|
|
9903
|
|
|
9904 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
9905 start = *pp;
|
|
|
9906 lead = eval_fname_script(start);
|
|
|
9907 if (lead > 0)
|
|
|
9908 start += lead;
|
|
|
9909 end = find_name_end(start, &expr_start, &expr_end);
|
|
|
9910 if (end == start)
|
|
|
9911 {
|
|
|
9912 if (!skip)
|
|
|
9913 EMSG(_("E129: Function name required"));
|
|
|
9914 return NULL;
|
|
|
9915 }
|
|
|
9916 #ifdef FEAT_MAGIC_BRACES
|
|
|
9917 if (expr_start != NULL && !skip)
|
|
|
9918 {
|
|
|
9919 /* expand magic curlies */
|
|
|
9920 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
9921 if (temp_string == NULL)
|
|
|
9922 {
|
|
|
9923 /*
|
|
|
9924 * Report an invalid expression in braces, unless the expression
|
|
|
9925 * evaluation has been cancelled due to an aborting error, an
|
|
|
9926 * interrupt, or an exception.
|
|
|
9927 */
|
|
|
9928 if (!aborting())
|
|
|
9929 EMSG2(_(e_invarg2), start);
|
|
|
9930 else
|
|
|
9931 *pp = end;
|
|
|
9932 return NULL;
|
|
|
9933 }
|
|
|
9934 start = temp_string;
|
|
|
9935 len = (int)STRLEN(temp_string);
|
|
|
9936 }
|
|
|
9937 else
|
|
|
9938 #endif
|
|
|
9939 len = (int)(end - start);
|
|
|
9940
|
|
|
9941 /*
|
|
|
9942 * Copy the function name to allocated memory.
|
|
|
9943 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
9944 * Accept <SNR>123_name() outside a script.
|
|
|
9945 */
|
|
|
9946 if (skip)
|
|
|
9947 lead = 0; /* do nothing */
|
|
|
9948 else if (lead > 0)
|
|
|
9949 {
|
|
|
9950 lead = 3;
|
|
|
9951 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
9952 {
|
|
|
9953 if (current_SID <= 0)
|
|
|
9954 {
|
|
|
9955 EMSG(_(e_usingsid));
|
|
|
9956 return NULL;
|
|
|
9957 }
|
|
|
9958 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
9959 lead += (int)STRLEN(sid_buf);
|
|
|
9960 }
|
|
|
9961 }
|
|
|
9962 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
9963 {
|
|
|
9964 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
9965 return NULL;
|
|
|
9966 }
|
|
|
9967 name = alloc((unsigned)(len + lead + 1));
|
|
|
9968 if (name != NULL)
|
|
|
9969 {
|
|
|
9970 if (lead > 0)
|
|
|
9971 {
|
|
|
9972 name[0] = K_SPECIAL;
|
|
|
9973 name[1] = KS_EXTRA;
|
|
|
9974 name[2] = (int)KE_SNR;
|
|
|
9975 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
9976 STRCPY(name + 3, sid_buf);
|
|
|
9977 }
|
|
|
9978 mch_memmove(name + lead, start, (size_t)len);
|
|
|
9979 name[len + lead] = NUL;
|
|
|
9980 }
|
|
|
9981 *pp = end;
|
|
|
9982
|
|
|
9983 vim_free(temp_string);
|
|
|
9984 return name;
|
|
|
9985 }
|
|
|
9986
|
|
|
9987 /*
|
|
|
9988 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
9989 * Return 2 if "p" starts with "s:".
|
|
|
9990 * Return 0 otherwise.
|
|
|
9991 */
|
|
|
9992 static int
|
|
|
9993 eval_fname_script(p)
|
|
|
9994 char_u *p;
|
|
|
9995 {
|
|
|
9996 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
9997 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
9998 return 5;
|
|
|
9999 if (p[0] == 's' && p[1] == ':')
|
|
|
10000 return 2;
|
|
|
10001 return 0;
|
|
|
10002 }
|
|
|
10003
|
|
|
10004 /*
|
|
|
10005 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
10006 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
10007 */
|
|
|
10008 static int
|
|
|
10009 eval_fname_sid(p)
|
|
|
10010 char_u *p;
|
|
|
10011 {
|
|
|
10012 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
10013 }
|
|
|
10014
|
|
|
10015 /*
|
|
|
10016 * List the head of the function: "name(arg1, arg2)".
|
|
|
10017 */
|
|
|
10018 static void
|
|
|
10019 list_func_head(fp, indent)
|
|
|
10020 ufunc_T *fp;
|
|
|
10021 int indent;
|
|
|
10022 {
|
|
|
10023 int j;
|
|
|
10024
|
|
|
10025 msg_start();
|
|
|
10026 if (indent)
|
|
|
10027 MSG_PUTS(" ");
|
|
|
10028 MSG_PUTS("function ");
|
|
|
10029 if (fp->name[0] == K_SPECIAL)
|
|
|
10030 {
|
|
|
10031 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
10032 msg_puts(fp->name + 3);
|
|
|
10033 }
|
|
|
10034 else
|
|
|
10035 msg_puts(fp->name);
|
|
|
10036 msg_putchar('(');
|
|
|
10037 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
10038 {
|
|
|
10039 if (j)
|
|
|
10040 MSG_PUTS(", ");
|
|
|
10041 msg_puts(FUNCARG(fp, j));
|
|
|
10042 }
|
|
|
10043 if (fp->varargs)
|
|
|
10044 {
|
|
|
10045 if (j)
|
|
|
10046 MSG_PUTS(", ");
|
|
|
10047 MSG_PUTS("...");
|
|
|
10048 }
|
|
|
10049 msg_putchar(')');
|
|
|
10050 }
|
|
|
10051
|
|
|
10052 /*
|
|
|
10053 * Find a function by name, return pointer to it in ufuncs.
|
|
|
10054 * Return NULL for unknown function.
|
|
|
10055 */
|
|
|
10056 static ufunc_T *
|
|
|
10057 find_func(name)
|
|
|
10058 char_u *name;
|
|
|
10059 {
|
|
|
10060 ufunc_T *fp;
|
|
|
10061
|
|
|
10062 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
10063 if (STRCMP(name, fp->name) == 0)
|
|
|
10064 break;
|
|
|
10065 return fp;
|
|
|
10066 }
|
|
|
10067
|
|
|
10068 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
10069
|
|
|
10070 /*
|
|
|
10071 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
10072 * function names.
|
|
|
10073 */
|
|
|
10074 char_u *
|
|
|
10075 get_user_func_name(xp, idx)
|
|
|
10076 expand_T *xp;
|
|
|
10077 int idx;
|
|
|
10078 {
|
|
|
10079 static ufunc_T *fp = NULL;
|
|
|
10080
|
|
|
10081 if (idx == 0)
|
|
|
10082 fp = firstfunc;
|
|
|
10083 if (fp != NULL)
|
|
|
10084 {
|
|
|
10085 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
10086 return fp->name; /* prevents overflow */
|
|
|
10087
|
|
|
10088 cat_func_name(IObuff, fp);
|
|
|
10089 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
10090 {
|
|
|
10091 STRCAT(IObuff, "(");
|
|
|
10092 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
10093 STRCAT(IObuff, ")");
|
|
|
10094 }
|
|
|
10095
|
|
|
10096 fp = fp->next;
|
|
|
10097 return IObuff;
|
|
|
10098 }
|
|
|
10099 return NULL;
|
|
|
10100 }
|
|
|
10101
|
|
|
10102 #endif /* FEAT_CMDL_COMPL */
|
|
|
10103
|
|
|
10104 /*
|
|
|
10105 * Copy the function name of "fp" to buffer "buf".
|
|
|
10106 * "buf" must be able to hold the function name plus three bytes.
|
|
|
10107 * Takes care of script-local function names.
|
|
|
10108 */
|
|
|
10109 static void
|
|
|
10110 cat_func_name(buf, fp)
|
|
|
10111 char_u *buf;
|
|
|
10112 ufunc_T *fp;
|
|
|
10113 {
|
|
|
10114 if (fp->name[0] == K_SPECIAL)
|
|
|
10115 {
|
|
|
10116 STRCPY(buf, "<SNR>");
|
|
|
10117 STRCAT(buf, fp->name + 3);
|
|
|
10118 }
|
|
|
10119 else
|
|
|
10120 STRCPY(buf, fp->name);
|
|
|
10121 }
|
|
|
10122
|
|
|
10123 /*
|
|
|
10124 * ":delfunction {name}"
|
|
|
10125 */
|
|
|
10126 void
|
|
|
10127 ex_delfunction(eap)
|
|
|
10128 exarg_T *eap;
|
|
|
10129 {
|
|
|
10130 ufunc_T *fp = NULL, *pfp;
|
|
|
10131 char_u *p;
|
|
|
10132 char_u *name;
|
|
|
10133
|
|
|
10134 p = eap->arg;
|
|
|
10135 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
10136 if (name == NULL)
|
|
|
10137 return;
|
|
|
10138 if (!ends_excmd(*skipwhite(p)))
|
|
|
10139 {
|
|
|
10140 vim_free(name);
|
|
|
10141 EMSG(_(e_trailing));
|
|
|
10142 return;
|
|
|
10143 }
|
|
|
10144 eap->nextcmd = check_nextcmd(p);
|
|
|
10145 if (eap->nextcmd != NULL)
|
|
|
10146 *p = NUL;
|
|
|
10147
|
|
|
10148 if (!eap->skip)
|
|
|
10149 fp = find_func(name);
|
|
|
10150 vim_free(name);
|
|
|
10151
|
|
|
10152 if (!eap->skip)
|
|
|
10153 {
|
|
|
10154 if (fp == NULL)
|
|
|
10155 {
|
|
|
10156 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
10157 return;
|
|
|
10158 }
|
|
|
10159 if (fp->calls)
|
|
|
10160 {
|
|
|
10161 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
10162 return;
|
|
|
10163 }
|
|
|
10164
|
|
|
10165 /* clear this function */
|
|
|
10166 vim_free(fp->name);
|
|
|
10167 ga_clear_strings(&(fp->args));
|
|
|
10168 ga_clear_strings(&(fp->lines));
|
|
|
10169
|
|
|
10170 /* remove the function from the function list */
|
|
|
10171 if (firstfunc == fp)
|
|
|
10172 firstfunc = fp->next;
|
|
|
10173 else
|
|
|
10174 {
|
|
|
10175 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
10176 if (pfp->next == fp)
|
|
|
10177 {
|
|
|
10178 pfp->next = fp->next;
|
|
|
10179 break;
|
|
|
10180 }
|
|
|
10181 }
|
|
|
10182 vim_free(fp);
|
|
|
10183 }
|
|
|
10184 }
|
|
|
10185
|
|
|
10186 /*
|
|
|
10187 * Call a user function.
|
|
|
10188 */
|
|
|
10189 static void
|
|
|
10190 call_user_func(fp, argcount, argvars, retvar, firstline, lastline)
|
|
|
10191 ufunc_T *fp; /* pointer to function */
|
|
|
10192 int argcount; /* nr of args */
|
|
|
10193 VAR argvars; /* arguments */
|
|
|
10194 VAR retvar; /* return value */
|
|
|
10195 linenr_T firstline; /* first line of range */
|
|
|
10196 linenr_T lastline; /* last line of range */
|
|
|
10197 {
|
|
|
10198 char_u *save_sourcing_name;
|
|
|
10199 linenr_T save_sourcing_lnum;
|
|
|
10200 scid_T save_current_SID;
|
|
|
10201 struct funccall fc;
|
|
|
10202 struct funccall *save_fcp = current_funccal;
|
|
|
10203 int save_did_emsg;
|
|
|
10204 static int depth = 0;
|
|
|
10205
|
|
|
10206 /* If depth of calling is getting too high, don't execute the function */
|
|
|
10207 if (depth >= p_mfd)
|
|
|
10208 {
|
|
|
10209 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
|
10210 retvar->var_type = VAR_NUMBER;
|
|
|
10211 retvar->var_val.var_number = -1;
|
|
|
10212 return;
|
|
|
10213 }
|
|
|
10214 ++depth;
|
|
|
10215
|
|
|
10216 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
10217
|
|
|
10218 /* set local variables */
|
|
|
10219 var_init(&fc.l_vars);
|
|
|
10220 fc.func = fp;
|
|
|
10221 fc.argcount = argcount;
|
|
|
10222 fc.argvars = argvars;
|
|
|
10223 fc.retvar = retvar;
|
|
|
10224 retvar->var_val.var_number = 0;
|
|
|
10225 fc.linenr = 0;
|
|
|
10226 fc.returned = FALSE;
|
|
|
10227 fc.level = ex_nesting_level;
|
|
|
10228 fc.a0_var.var_type = VAR_NUMBER;
|
|
|
10229 fc.a0_var.var_val.var_number = argcount - fp->args.ga_len;
|
|
|
10230 fc.a0_var.var_name = NULL;
|
|
|
10231 current_funccal = &fc;
|
|
|
10232 fc.firstline.var_type = VAR_NUMBER;
|
|
|
10233 fc.firstline.var_val.var_number = firstline;
|
|
|
10234 fc.firstline.var_name = NULL;
|
|
|
10235 fc.lastline.var_type = VAR_NUMBER;
|
|
|
10236 fc.lastline.var_val.var_number = lastline;
|
|
|
10237 fc.lastline.var_name = NULL;
|
|
|
10238 /* Check if this function has a breakpoint. */
|
|
|
10239 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
10240 fc.dbg_tick = debug_tick;
|
|
|
10241
|
|
|
10242 /* Don't redraw while executing the function. */
|
|
|
10243 ++RedrawingDisabled;
|
|
|
10244 save_sourcing_name = sourcing_name;
|
|
|
10245 save_sourcing_lnum = sourcing_lnum;
|
|
|
10246 sourcing_lnum = 1;
|
|
|
10247 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
10248 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
10249 if (sourcing_name != NULL)
|
|
|
10250 {
|
|
|
10251 if (save_sourcing_name != NULL
|
|
|
10252 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
10253 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
10254 else
|
|
|
10255 STRCPY(sourcing_name, "function ");
|
|
|
10256 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
10257
|
|
|
10258 if (p_verbose >= 12)
|
|
|
10259 {
|
|
|
10260 ++no_wait_return;
|
|
|
10261 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
10262 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
10263 if (p_verbose >= 14)
|
|
|
10264 {
|
|
|
10265 int i;
|
|
|
10266 char_u buf[MSG_BUF_LEN];
|
|
|
10267
|
|
|
10268 msg_puts((char_u *)"(");
|
|
|
10269 for (i = 0; i < argcount; ++i)
|
|
|
10270 {
|
|
|
10271 if (i > 0)
|
|
|
10272 msg_puts((char_u *)", ");
|
|
|
10273 if (argvars[i].var_type == VAR_NUMBER)
|
|
|
10274 msg_outnum((long)argvars[i].var_val.var_number);
|
|
|
10275 else
|
|
|
10276 {
|
|
|
10277 trunc_string(get_var_string(&argvars[i]),
|
|
|
10278 buf, MSG_BUF_LEN);
|
|
|
10279 msg_puts((char_u *)"\"");
|
|
|
10280 msg_puts(buf);
|
|
|
10281 msg_puts((char_u *)"\"");
|
|
|
10282 }
|
|
|
10283 }
|
|
|
10284 msg_puts((char_u *)")");
|
|
|
10285 }
|
|
|
10286 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
10287 cmdline_row = msg_row;
|
|
|
10288 --no_wait_return;
|
|
|
10289 }
|
|
|
10290 }
|
|
|
10291 save_current_SID = current_SID;
|
|
|
10292 current_SID = fp->script_ID;
|
|
|
10293 save_did_emsg = did_emsg;
|
|
|
10294 did_emsg = FALSE;
|
|
|
10295
|
|
|
10296 /* call do_cmdline() to execute the lines */
|
|
|
10297 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
10298 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
10299
|
|
|
10300 --RedrawingDisabled;
|
|
|
10301
|
|
|
10302 /* when the function was aborted because of an error, return -1 */
|
|
|
10303 if ((did_emsg && (fp->flags & FC_ABORT)) || retvar->var_type == VAR_UNKNOWN)
|
|
|
10304 {
|
|
|
10305 clear_var(retvar);
|
|
|
10306 retvar->var_type = VAR_NUMBER;
|
|
|
10307 retvar->var_val.var_number = -1;
|
|
|
10308 }
|
|
|
10309
|
|
|
10310 /* when being verbose, mention the return value */
|
|
|
10311 if (p_verbose >= 12)
|
|
|
10312 {
|
|
|
10313 char_u *sn, *val;
|
|
|
10314
|
|
|
10315 ++no_wait_return;
|
|
|
10316 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
10317
|
|
|
10318 /* Make sure the output fits in IObuff. */
|
|
|
10319 sn = sourcing_name;
|
|
|
10320 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
10321 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
10322
|
|
|
10323 if (aborting())
|
|
|
10324 smsg((char_u *)_("%s aborted"), sn);
|
|
|
10325 else if (fc.retvar->var_type == VAR_NUMBER)
|
|
|
10326 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
|
10327 (long)fc.retvar->var_val.var_number);
|
|
|
10328 else if (fc.retvar->var_type == VAR_STRING)
|
|
|
10329 {
|
|
|
10330 val = get_var_string(fc.retvar);
|
|
|
10331 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
10332 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
10333 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
10334 }
|
|
|
10335 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
10336 cmdline_row = msg_row;
|
|
|
10337 --no_wait_return;
|
|
|
10338 }
|
|
|
10339
|
|
|
10340 vim_free(sourcing_name);
|
|
|
10341 sourcing_name = save_sourcing_name;
|
|
|
10342 sourcing_lnum = save_sourcing_lnum;
|
|
|
10343 current_SID = save_current_SID;
|
|
|
10344
|
|
|
10345 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
10346 {
|
|
|
10347 ++no_wait_return;
|
|
|
10348 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
10349 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
10350 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
10351 cmdline_row = msg_row;
|
|
|
10352 --no_wait_return;
|
|
|
10353 }
|
|
|
10354
|
|
|
10355 did_emsg |= save_did_emsg;
|
|
|
10356 current_funccal = save_fcp;
|
|
|
10357
|
|
|
10358 var_clear(&fc.l_vars); /* free all local variables */
|
|
|
10359 --depth;
|
|
|
10360 }
|
|
|
10361
|
|
|
10362 /*
|
|
|
10363 * ":return [expr]"
|
|
|
10364 */
|
|
|
10365 void
|
|
|
10366 ex_return(eap)
|
|
|
10367 exarg_T *eap;
|
|
|
10368 {
|
|
|
10369 char_u *arg = eap->arg;
|
|
|
10370 var retvar;
|
|
|
10371 int returning = FALSE;
|
|
|
10372
|
|
|
10373 if (current_funccal == NULL)
|
|
|
10374 {
|
|
|
10375 EMSG(_("E133: :return not inside a function"));
|
|
|
10376 return;
|
|
|
10377 }
|
|
|
10378
|
|
|
10379 if (eap->skip)
|
|
|
10380 ++emsg_skip;
|
|
|
10381
|
|
|
10382 eap->nextcmd = NULL;
|
|
|
10383 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
10384 && eval0(arg, &retvar, &eap->nextcmd, !eap->skip) != FAIL)
|
|
|
10385 {
|
|
|
10386 if (!eap->skip)
|
|
|
10387 returning = do_return(eap, FALSE, TRUE, &retvar);
|
|
|
10388 else
|
|
|
10389 clear_var(&retvar);
|
|
|
10390 }
|
|
|
10391 /* It's safer to return also on error. */
|
|
|
10392 else if (!eap->skip)
|
|
|
10393 {
|
|
|
10394 /*
|
|
|
10395 * Return unless the expression evaluation has been cancelled due to an
|
|
|
10396 * aborting error, an interrupt, or an exception.
|
|
|
10397 */
|
|
|
10398 if (!aborting())
|
|
|
10399 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
10400 }
|
|
|
10401
|
|
|
10402 /* When skipping or the return gets pending, advance to the next command
|
|
|
10403 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
10404 * Following lines will be ignored by get_func_line(). */
|
|
|
10405 if (returning)
|
|
|
10406 eap->nextcmd = NULL;
|
|
|
10407 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
10408 eap->nextcmd = check_nextcmd(arg);
|
|
|
10409
|
|
|
10410 if (eap->skip)
|
|
|
10411 --emsg_skip;
|
|
|
10412 }
|
|
|
10413
|
|
|
10414 /*
|
|
|
10415 * Return from a function. Possibly makes the return pending. Also called
|
|
|
10416 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
10417 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
|
10418 * when called due to a ":return" command. "value" may point to a variable
|
|
|
10419 * with the return value. Returns TRUE when the return can be carried out,
|
|
|
10420 * FALSE when the return gets pending.
|
|
|
10421 */
|
|
|
10422 int
|
|
|
10423 do_return(eap, reanimate, is_cmd, value)
|
|
|
10424 exarg_T *eap;
|
|
|
10425 int reanimate;
|
|
|
10426 int is_cmd;
|
|
|
10427 void *value;
|
|
|
10428 {
|
|
|
10429 int idx;
|
|
|
10430 struct condstack *cstack = eap->cstack;
|
|
|
10431
|
|
|
10432 if (reanimate)
|
|
|
10433 /* Undo the return. */
|
|
|
10434 current_funccal->returned = FALSE;
|
|
|
10435
|
|
|
10436 /*
|
|
|
10437 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
10438 * not in its finally clause (which then is to be executed next) is found.
|
|
|
10439 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
10440 * Otherwise, return normally.
|
|
|
10441 */
|
|
|
10442 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
10443 if (idx >= 0)
|
|
|
10444 {
|
|
|
10445 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
10446
|
|
|
10447 if (!is_cmd && !reanimate)
|
|
|
10448 /* A pending return again gets pending. "value" points to an
|
|
|
10449 * allocated variable with the value of the original ":return"'s
|
|
|
10450 * argument if present or is NULL else. */
|
|
|
10451 cstack->cs_retvar[idx] = value;
|
|
|
10452 else
|
|
|
10453 {
|
|
|
10454 /* When undoing a return in order to make it pending, get the stored
|
|
|
10455 * return value. */
|
|
|
10456 if (reanimate)
|
|
|
10457 value = current_funccal->retvar;
|
|
|
10458
|
|
|
10459 if (value != NULL)
|
|
|
10460 {
|
|
|
10461 /* Store the value of the pending return. */
|
|
|
10462 if ((cstack->cs_retvar[idx] = alloc_var()) != NULL)
|
|
|
10463 *(VAR)cstack->cs_retvar[idx] = *(VAR)value;
|
|
|
10464 else
|
|
|
10465 EMSG(_(e_outofmem));
|
|
|
10466 }
|
|
|
10467 else
|
|
|
10468 cstack->cs_retvar[idx] = NULL;
|
|
|
10469
|
|
|
10470 if (reanimate)
|
|
|
10471 {
|
|
|
10472 /* The pending return value could be overwritten by a ":return"
|
|
|
10473 * without argument in a finally clause; reset the default
|
|
|
10474 * return value. */
|
|
|
10475 current_funccal->retvar->var_type = VAR_NUMBER;
|
|
|
10476 current_funccal->retvar->var_val.var_number = 0;
|
|
|
10477 }
|
|
|
10478 }
|
|
|
10479 report_make_pending(CSTP_RETURN, value);
|
|
|
10480 }
|
|
|
10481 else
|
|
|
10482 {
|
|
|
10483 current_funccal->returned = TRUE;
|
|
|
10484
|
|
|
10485 /* If the return is carried out now, store the return value. For
|
|
|
10486 * a return immediately after reanimation, the value is already
|
|
|
10487 * there. */
|
|
|
10488 if (!reanimate && value != NULL)
|
|
|
10489 {
|
|
|
10490 clear_var(current_funccal->retvar);
|
|
|
10491 *current_funccal->retvar = *(VAR)value;
|
|
|
10492 if (!is_cmd)
|
|
|
10493 vim_free(value);
|
|
|
10494 }
|
|
|
10495 }
|
|
|
10496
|
|
|
10497 return idx < 0;
|
|
|
10498 }
|
|
|
10499
|
|
|
10500 /*
|
|
|
10501 * Free the variable with a pending return value.
|
|
|
10502 */
|
|
|
10503 void
|
|
|
10504 discard_pending_return(retvar)
|
|
|
10505 void *retvar;
|
|
|
10506 {
|
|
|
10507 /* The variable was copied from one with an undefined var_name. So we can't
|
|
|
10508 * use free_var() to clear and free it. */
|
|
|
10509 clear_var((VAR)retvar);
|
|
|
10510 vim_free(retvar);
|
|
|
10511 }
|
|
|
10512
|
|
|
10513 /*
|
|
|
10514 * Generate a return command for producing the value of "retvar". The result
|
|
|
10515 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
10516 */
|
|
|
10517 char_u *
|
|
|
10518 get_return_cmd(retvar)
|
|
|
10519 void *retvar;
|
|
|
10520 {
|
|
|
10521 char_u *s = IObuff;
|
|
|
10522
|
|
|
10523 if (retvar == NULL || ((VAR)retvar)->var_type == VAR_UNKNOWN)
|
|
|
10524 s = (char_u *)":return";
|
|
|
10525 else if (((VAR)retvar)->var_type == VAR_STRING)
|
|
|
10526 sprintf((char *)IObuff, ":return \"%s\"",
|
|
|
10527 ((VAR)retvar)->var_val.var_string);
|
|
|
10528 else
|
|
|
10529 sprintf((char *)IObuff, ":return %ld",
|
|
|
10530 (long)(((VAR)retvar)->var_val.var_number));
|
|
|
10531 return vim_strsave(s);
|
|
|
10532 }
|
|
|
10533
|
|
|
10534 /*
|
|
|
10535 * Get next function line.
|
|
|
10536 * Called by do_cmdline() to get the next line.
|
|
|
10537 * Returns allocated string, or NULL for end of function.
|
|
|
10538 */
|
|
|
10539 /* ARGSUSED */
|
|
|
10540 char_u *
|
|
|
10541 get_func_line(c, cookie, indent)
|
|
|
10542 int c; /* not used */
|
|
|
10543 void *cookie;
|
|
|
10544 int indent; /* not used */
|
|
|
10545 {
|
|
|
10546 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
10547 char_u *retval;
|
|
|
10548 garray_T *gap; /* growarray with function lines */
|
|
|
10549
|
|
|
10550 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
10551 if (fcp->dbg_tick != debug_tick)
|
|
|
10552 {
|
|
|
10553 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
10554 sourcing_lnum);
|
|
|
10555 fcp->dbg_tick = debug_tick;
|
|
|
10556 }
|
|
|
10557
|
|
|
10558 gap = &fcp->func->lines;
|
|
|
10559 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
10560 retval = NULL;
|
|
|
10561 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
10562 retval = NULL;
|
|
|
10563 else
|
|
|
10564 {
|
|
|
10565 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
10566 sourcing_lnum = fcp->linenr;
|
|
|
10567 }
|
|
|
10568
|
|
|
10569 /* Did we encounter a breakpoint? */
|
|
|
10570 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
10571 {
|
|
|
10572 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
10573 /* Find next breakpoint. */
|
|
|
10574 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
10575 sourcing_lnum);
|
|
|
10576 fcp->dbg_tick = debug_tick;
|
|
|
10577 }
|
|
|
10578
|
|
|
10579 return retval;
|
|
|
10580 }
|
|
|
10581
|
|
|
10582 /*
|
|
|
10583 * Return TRUE if the currently active function should be ended, because a
|
|
|
10584 * return was encountered or an error occured. Used inside a ":while".
|
|
|
10585 */
|
|
|
10586 int
|
|
|
10587 func_has_ended(cookie)
|
|
|
10588 void *cookie;
|
|
|
10589 {
|
|
|
10590 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
10591
|
|
|
10592 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
10593 * an error inside a try conditional. */
|
|
|
10594 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
10595 || fcp->returned);
|
|
|
10596 }
|
|
|
10597
|
|
|
10598 /*
|
|
|
10599 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
10600 */
|
|
|
10601 int
|
|
|
10602 func_has_abort(cookie)
|
|
|
10603 void *cookie;
|
|
|
10604 {
|
|
|
10605 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
10606 }
|
|
|
10607
|
|
|
10608 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
10609 typedef enum
|
|
|
10610 {
|
|
|
10611 VAR_FLAVOUR_DEFAULT,
|
|
|
10612 VAR_FLAVOUR_SESSION,
|
|
|
10613 VAR_FLAVOUR_VIMINFO
|
|
|
10614 } var_flavour_T;
|
|
|
10615
|
|
|
10616 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
10617
|
|
|
10618 static var_flavour_T
|
|
|
10619 var_flavour(varname)
|
|
|
10620 char_u *varname;
|
|
|
10621 {
|
|
|
10622 char_u *p = varname;
|
|
|
10623
|
|
|
10624 if (ASCII_ISUPPER(*p))
|
|
|
10625 {
|
|
|
10626 while (*(++p))
|
|
|
10627 if (ASCII_ISLOWER(*p))
|
|
|
10628 return VAR_FLAVOUR_SESSION;
|
|
|
10629 return VAR_FLAVOUR_VIMINFO;
|
|
|
10630 }
|
|
|
10631 else
|
|
|
10632 return VAR_FLAVOUR_DEFAULT;
|
|
|
10633 }
|
|
|
10634 #endif
|
|
|
10635
|
|
|
10636 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
10637 /*
|
|
|
10638 * Restore global vars that start with a capital from the viminfo file
|
|
|
10639 */
|
|
|
10640 int
|
|
|
10641 read_viminfo_varlist(virp, writing)
|
|
|
10642 vir_T *virp;
|
|
|
10643 int writing;
|
|
|
10644 {
|
|
|
10645 char_u *tab;
|
|
|
10646 int is_string = FALSE;
|
|
|
10647 VAR varp = NULL;
|
|
|
10648 char_u *val;
|
|
|
10649
|
|
|
10650 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
10651 {
|
|
|
10652 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
10653 if (tab != NULL)
|
|
|
10654 {
|
|
|
10655 *tab++ = '\0'; /* isolate the variable name */
|
|
|
10656 if (*tab == 'S') /* string var */
|
|
|
10657 is_string = TRUE;
|
|
|
10658
|
|
|
10659 tab = vim_strchr(tab, '\t');
|
|
|
10660 if (tab != NULL)
|
|
|
10661 {
|
|
|
10662 /* create a nameless variable to hold the value */
|
|
|
10663 if (is_string)
|
|
|
10664 {
|
|
|
10665 val = viminfo_readstring(virp,
|
|
|
10666 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
10667 if (val != NULL)
|
|
|
10668 varp = alloc_string_var(val);
|
|
|
10669 }
|
|
|
10670 else
|
|
|
10671 {
|
|
|
10672 varp = alloc_var();
|
|
|
10673 if (varp != NULL)
|
|
|
10674 {
|
|
|
10675 varp->var_type = VAR_NUMBER;
|
|
|
10676 varp->var_val.var_number = atol((char *)tab + 1);
|
|
|
10677 }
|
|
|
10678 }
|
|
|
10679 /* assign the value to the variable */
|
|
|
10680 if (varp != NULL)
|
|
|
10681 {
|
|
51
|
10682 set_var(virp->vir_line + 1, varp, FALSE);
|
|
7
|
10683 free_var(varp);
|
|
|
10684 }
|
|
|
10685 }
|
|
|
10686 }
|
|
|
10687 }
|
|
|
10688
|
|
|
10689 return viminfo_readline(virp);
|
|
|
10690 }
|
|
|
10691
|
|
|
10692 /*
|
|
|
10693 * Write global vars that start with a capital to the viminfo file
|
|
|
10694 */
|
|
|
10695 void
|
|
|
10696 write_viminfo_varlist(fp)
|
|
|
10697 FILE *fp;
|
|
|
10698 {
|
|
|
10699 garray_T *gap = &variables; /* global variable */
|
|
|
10700 VAR this_var;
|
|
|
10701 int i;
|
|
|
10702
|
|
|
10703 if (find_viminfo_parameter('!') == NULL)
|
|
|
10704 return;
|
|
|
10705
|
|
|
10706 fprintf(fp, _("\n# global variables:\n"));
|
|
|
10707 for (i = gap->ga_len; --i >= 0; )
|
|
|
10708 {
|
|
|
10709 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
|
10710 if (this_var->var_name != NULL
|
|
|
10711 && var_flavour(this_var->var_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
10712 {
|
|
|
10713 fprintf(fp, "!%s\t%s\t", this_var->var_name,
|
|
|
10714 (this_var->var_type == VAR_STRING) ? "STR" : "NUM");
|
|
|
10715 viminfo_writestring(fp, get_var_string(this_var));
|
|
|
10716 }
|
|
|
10717 }
|
|
|
10718 }
|
|
|
10719 #endif
|
|
|
10720
|
|
|
10721 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
10722 int
|
|
|
10723 store_session_globals(fd)
|
|
|
10724 FILE *fd;
|
|
|
10725 {
|
|
|
10726 garray_T *gap = &variables; /* global variable */
|
|
|
10727 VAR this_var;
|
|
|
10728 int i;
|
|
|
10729 char_u *p, *t;
|
|
|
10730
|
|
|
10731 for (i = gap->ga_len; --i >= 0; )
|
|
|
10732 {
|
|
|
10733 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
|
10734 if (this_var->var_name != NULL)
|
|
|
10735 {
|
|
|
10736 if (var_flavour(this_var->var_name) == VAR_FLAVOUR_SESSION)
|
|
|
10737 {
|
|
|
10738 /* Escapse special characters with a backslash. Turn a LF and
|
|
|
10739 * CR into \n and \r. */
|
|
|
10740 p = vim_strsave_escaped(get_var_string(this_var),
|
|
|
10741 (char_u *)"\\\"\n\r");
|
|
|
10742 if (p == NULL) /* out of memory */
|
|
|
10743 continue;
|
|
|
10744 for (t = p; *t != NUL; ++t)
|
|
|
10745 if (*t == '\n')
|
|
|
10746 *t = 'n';
|
|
|
10747 else if (*t == '\r')
|
|
|
10748 *t = 'r';
|
|
|
10749 if ((fprintf(fd, "let %s = %c%s%c",
|
|
|
10750 this_var->var_name,
|
|
|
10751 (this_var->var_type == VAR_STRING) ? '"' : ' ',
|
|
|
10752 p,
|
|
|
10753 (this_var->var_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
|
10754 || put_eol(fd) == FAIL)
|
|
|
10755 {
|
|
|
10756 vim_free(p);
|
|
|
10757 return FAIL;
|
|
|
10758 }
|
|
|
10759 vim_free(p);
|
|
|
10760 }
|
|
|
10761
|
|
|
10762 }
|
|
|
10763 }
|
|
|
10764 return OK;
|
|
|
10765 }
|
|
|
10766 #endif
|
|
|
10767
|
|
|
10768 #endif /* FEAT_EVAL */
|
|
|
10769
|
|
|
10770 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
10771
|
|
|
10772
|
|
|
10773 #ifdef WIN3264
|
|
|
10774 /*
|
|
|
10775 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
10776 */
|
|
|
10777 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
10778 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
10779 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
10780
|
|
|
10781 /*
|
|
|
10782 * Get the short pathname of a file.
|
|
|
10783 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
10784 */
|
|
|
10785 static int
|
|
|
10786 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
10787 char_u **fnamep;
|
|
|
10788 char_u **bufp;
|
|
|
10789 int *fnamelen;
|
|
|
10790 {
|
|
|
10791 int l,len;
|
|
|
10792 char_u *newbuf;
|
|
|
10793
|
|
|
10794 len = *fnamelen;
|
|
|
10795
|
|
|
10796 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
10797 if (l > len - 1)
|
|
|
10798 {
|
|
|
10799 /* If that doesn't work (not enough space), then save the string
|
|
|
10800 * and try again with a new buffer big enough
|
|
|
10801 */
|
|
|
10802 newbuf = vim_strnsave(*fnamep, l);
|
|
|
10803 if (newbuf == NULL)
|
|
|
10804 return 0;
|
|
|
10805
|
|
|
10806 vim_free(*bufp);
|
|
|
10807 *fnamep = *bufp = newbuf;
|
|
|
10808
|
|
|
10809 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
10810
|
|
|
10811 /* Really should always succeed, as the buffer is big enough */
|
|
|
10812 }
|
|
|
10813
|
|
|
10814 *fnamelen = l;
|
|
|
10815 return 1;
|
|
|
10816 }
|
|
|
10817
|
|
|
10818 /*
|
|
|
10819 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
10820 * Doesn't copy over the end of the buffer passed in.
|
|
|
10821 */
|
|
|
10822 static int
|
|
|
10823 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
10824 char_u **fname;
|
|
|
10825 char_u **bufp;
|
|
|
10826 int *fnamelen;
|
|
|
10827 {
|
|
|
10828 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
10829 char_u ch;
|
|
|
10830 int l,len,len2,plen,slen;
|
|
|
10831
|
|
|
10832 /* Make a copy */
|
|
|
10833 len2 = *fnamelen;
|
|
|
10834 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
10835 pbuf3 = NULL;
|
|
|
10836
|
|
|
10837 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
10838 slen = 1;
|
|
|
10839 plen = len2;
|
|
|
10840
|
|
|
10841 l = 0;
|
|
39
|
10842 if (after_pathsep(pbuf2, s + 1))
|
|
7
|
10843 {
|
|
|
10844 --s;
|
|
|
10845 ++slen;
|
|
|
10846 --plen;
|
|
|
10847 }
|
|
|
10848
|
|
|
10849 do
|
|
|
10850 {
|
|
|
10851 /* Go back one path-seperator */
|
|
39
|
10852 while (s > pbuf2 && !after_pathsep(pbuf2, s + 1))
|
|
7
|
10853 {
|
|
|
10854 --s;
|
|
|
10855 ++slen;
|
|
|
10856 --plen;
|
|
|
10857 }
|
|
|
10858 if (s <= pbuf2)
|
|
|
10859 break;
|
|
|
10860
|
|
|
10861 /* Remeber the character that is about to be blatted */
|
|
|
10862 ch = *s;
|
|
|
10863 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
10864
|
|
|
10865 /* Try it in situ */
|
|
|
10866 p = pbuf2;
|
|
|
10867 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
10868 {
|
|
|
10869 vim_free(pbuf2);
|
|
|
10870 return -1;
|
|
|
10871 }
|
|
|
10872 *s = ch; /* Preserve the string */
|
|
|
10873 } while (plen == 0);
|
|
|
10874
|
|
|
10875 if (plen > 0)
|
|
|
10876 {
|
|
|
10877 /* Remeber the length of the new string. */
|
|
|
10878 *fnamelen = len = plen + slen;
|
|
|
10879 vim_free(*bufp);
|
|
|
10880 if (len > len2)
|
|
|
10881 {
|
|
|
10882 /* If there's not enough space in the currently allocated string,
|
|
|
10883 * then copy it to a buffer big enough.
|
|
|
10884 */
|
|
|
10885 *fname= *bufp = vim_strnsave(p, len);
|
|
|
10886 if (*fname == NULL)
|
|
|
10887 return -1;
|
|
|
10888 }
|
|
|
10889 else
|
|
|
10890 {
|
|
|
10891 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
10892 *fname = *bufp = pbuf2;
|
|
|
10893 if (p != pbuf2)
|
|
|
10894 strncpy(*fname, p, plen);
|
|
|
10895 pbuf2 = NULL;
|
|
|
10896 }
|
|
|
10897 /* Concat the next bit */
|
|
|
10898 strncpy(*fname + plen, s, slen);
|
|
|
10899 (*fname)[len] = '\0';
|
|
|
10900 }
|
|
|
10901 vim_free(pbuf3);
|
|
|
10902 vim_free(pbuf2);
|
|
|
10903 return 0;
|
|
|
10904 }
|
|
|
10905
|
|
|
10906 /*
|
|
|
10907 * Get a pathname for a partial path.
|
|
|
10908 */
|
|
|
10909 static int
|
|
|
10910 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
10911 char_u **fnamep;
|
|
|
10912 char_u **bufp;
|
|
|
10913 int *fnamelen;
|
|
|
10914 {
|
|
|
10915 int sepcount, len, tflen;
|
|
|
10916 char_u *p;
|
|
|
10917 char_u *pbuf, *tfname;
|
|
|
10918 int hasTilde;
|
|
|
10919
|
|
|
10920 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
10921 * of the path to return.
|
|
|
10922 */
|
|
|
10923 sepcount = 0;
|
|
39
|
10924 for (p = *fnamep; p < *fnamep + *fnamelen; mb_ptr_adv(p))
|
|
7
|
10925 if (vim_ispathsep(*p))
|
|
|
10926 ++sepcount;
|
|
|
10927
|
|
|
10928 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
10929 hasTilde = (**fnamep == '~');
|
|
|
10930 if (hasTilde)
|
|
|
10931 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
10932 else
|
|
|
10933 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
10934
|
|
|
10935 len = tflen = STRLEN(tfname);
|
|
|
10936
|
|
|
10937 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
10938 return -1;
|
|
|
10939
|
|
|
10940 if (len == 0)
|
|
|
10941 {
|
|
|
10942 /* Don't have a valid filename, so shorten the rest of the
|
|
|
10943 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
10944 * there's not a lot of point in guessing what it might be.
|
|
|
10945 */
|
|
|
10946 len = tflen;
|
|
|
10947 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
10948 return -1;
|
|
|
10949 }
|
|
|
10950
|
|
|
10951 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
10952 for (p = tfname + len - 1; p >= tfname; --p)
|
|
39
|
10953 {
|
|
|
10954 #ifdef FEAT_MBYTE
|
|
|
10955 if (has_mbyte)
|
|
|
10956 p -= mb_head_off(tfname, p);
|
|
|
10957 #endif
|
|
7
|
10958 if (vim_ispathsep(*p))
|
|
|
10959 {
|
|
|
10960 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
10961 break;
|
|
|
10962 else
|
|
|
10963 sepcount --;
|
|
|
10964 }
|
|
39
|
10965 }
|
|
7
|
10966 if (hasTilde)
|
|
|
10967 {
|
|
|
10968 --p;
|
|
|
10969 if (p >= tfname)
|
|
|
10970 *p = '~';
|
|
|
10971 else
|
|
|
10972 return -1;
|
|
|
10973 }
|
|
|
10974 else
|
|
|
10975 ++p;
|
|
|
10976
|
|
|
10977 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
10978 vim_free(*bufp);
|
|
|
10979 *fnamelen = (int)STRLEN(p);
|
|
|
10980 *bufp = pbuf;
|
|
|
10981 *fnamep = p;
|
|
|
10982
|
|
|
10983 return 0;
|
|
|
10984 }
|
|
|
10985 #endif /* WIN3264 */
|
|
|
10986
|
|
|
10987 /*
|
|
|
10988 * Adjust a filename, according to a string of modifiers.
|
|
|
10989 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
10990 * determined by *fnamelen.
|
|
|
10991 * Returns valid flags.
|
|
|
10992 * When there is an error, *fnamep is set to NULL.
|
|
|
10993 */
|
|
|
10994 int
|
|
|
10995 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
10996 char_u *src; /* string with modifiers */
|
|
|
10997 int *usedlen; /* characters after src that are used */
|
|
|
10998 char_u **fnamep; /* file name so far */
|
|
|
10999 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
11000 int *fnamelen; /* length of fnamep */
|
|
|
11001 {
|
|
|
11002 int valid = 0;
|
|
|
11003 char_u *tail;
|
|
|
11004 char_u *s, *p, *pbuf;
|
|
|
11005 char_u dirname[MAXPATHL];
|
|
|
11006 int c;
|
|
|
11007 int has_fullname = 0;
|
|
|
11008 #ifdef WIN3264
|
|
|
11009 int has_shortname = 0;
|
|
|
11010 #endif
|
|
|
11011
|
|
|
11012 repeat:
|
|
|
11013 /* ":p" - full path/file_name */
|
|
|
11014 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
11015 {
|
|
|
11016 has_fullname = 1;
|
|
|
11017
|
|
|
11018 valid |= VALID_PATH;
|
|
|
11019 *usedlen += 2;
|
|
|
11020
|
|
|
11021 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
11022 if ((*fnamep)[0] == '~'
|
|
|
11023 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
11024 && ((*fnamep)[1] == '/'
|
|
|
11025 # ifdef BACKSLASH_IN_FILENAME
|
|
|
11026 || (*fnamep)[1] == '\\'
|
|
|
11027 # endif
|
|
|
11028 || (*fnamep)[1] == NUL)
|
|
|
11029
|
|
|
11030 #endif
|
|
|
11031 )
|
|
|
11032 {
|
|
|
11033 *fnamep = expand_env_save(*fnamep);
|
|
|
11034 vim_free(*bufp); /* free any allocated file name */
|
|
|
11035 *bufp = *fnamep;
|
|
|
11036 if (*fnamep == NULL)
|
|
|
11037 return -1;
|
|
|
11038 }
|
|
|
11039
|
|
|
11040 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
39
|
11041 for (p = *fnamep; *p != NUL; mb_ptr_adv(p))
|
|
7
|
11042 {
|
|
|
11043 if (vim_ispathsep(*p)
|
|
|
11044 && p[1] == '.'
|
|
|
11045 && (p[2] == NUL
|
|
|
11046 || vim_ispathsep(p[2])
|
|
|
11047 || (p[2] == '.'
|
|
|
11048 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
11049 break;
|
|
|
11050 }
|
|
|
11051
|
|
|
11052 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
11053 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
11054 {
|
|
|
11055 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
11056 vim_free(*bufp); /* free any allocated file name */
|
|
|
11057 *bufp = *fnamep;
|
|
|
11058 if (*fnamep == NULL)
|
|
|
11059 return -1;
|
|
|
11060 }
|
|
|
11061
|
|
|
11062 /* Append a path separator to a directory. */
|
|
|
11063 if (mch_isdir(*fnamep))
|
|
|
11064 {
|
|
|
11065 /* Make room for one or two extra characters. */
|
|
|
11066 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
11067 vim_free(*bufp); /* free any allocated file name */
|
|
|
11068 *bufp = *fnamep;
|
|
|
11069 if (*fnamep == NULL)
|
|
|
11070 return -1;
|
|
|
11071 add_pathsep(*fnamep);
|
|
|
11072 }
|
|
|
11073 }
|
|
|
11074
|
|
|
11075 /* ":." - path relative to the current directory */
|
|
|
11076 /* ":~" - path relative to the home directory */
|
|
|
11077 /* ":8" - shortname path - postponed till after */
|
|
|
11078 while (src[*usedlen] == ':'
|
|
|
11079 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
11080 {
|
|
|
11081 *usedlen += 2;
|
|
|
11082 if (c == '8')
|
|
|
11083 {
|
|
|
11084 #ifdef WIN3264
|
|
|
11085 has_shortname = 1; /* Postpone this. */
|
|
|
11086 #endif
|
|
|
11087 continue;
|
|
|
11088 }
|
|
|
11089 pbuf = NULL;
|
|
|
11090 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
11091 if (!has_fullname)
|
|
|
11092 {
|
|
|
11093 if (c == '.' && **fnamep == '~')
|
|
|
11094 p = pbuf = expand_env_save(*fnamep);
|
|
|
11095 else
|
|
|
11096 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
11097 }
|
|
|
11098 else
|
|
|
11099 p = *fnamep;
|
|
|
11100
|
|
|
11101 has_fullname = 0;
|
|
|
11102
|
|
|
11103 if (p != NULL)
|
|
|
11104 {
|
|
|
11105 if (c == '.')
|
|
|
11106 {
|
|
|
11107 mch_dirname(dirname, MAXPATHL);
|
|
|
11108 s = shorten_fname(p, dirname);
|
|
|
11109 if (s != NULL)
|
|
|
11110 {
|
|
|
11111 *fnamep = s;
|
|
|
11112 if (pbuf != NULL)
|
|
|
11113 {
|
|
|
11114 vim_free(*bufp); /* free any allocated file name */
|
|
|
11115 *bufp = pbuf;
|
|
|
11116 pbuf = NULL;
|
|
|
11117 }
|
|
|
11118 }
|
|
|
11119 }
|
|
|
11120 else
|
|
|
11121 {
|
|
|
11122 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
11123 /* Only replace it when it starts with '~' */
|
|
|
11124 if (*dirname == '~')
|
|
|
11125 {
|
|
|
11126 s = vim_strsave(dirname);
|
|
|
11127 if (s != NULL)
|
|
|
11128 {
|
|
|
11129 *fnamep = s;
|
|
|
11130 vim_free(*bufp);
|
|
|
11131 *bufp = s;
|
|
|
11132 }
|
|
|
11133 }
|
|
|
11134 }
|
|
|
11135 vim_free(pbuf);
|
|
|
11136 }
|
|
|
11137 }
|
|
|
11138
|
|
|
11139 tail = gettail(*fnamep);
|
|
|
11140 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
11141
|
|
|
11142 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
11143 /* Don't remove the first "/" or "c:\" */
|
|
|
11144 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
11145 {
|
|
|
11146 valid |= VALID_HEAD;
|
|
|
11147 *usedlen += 2;
|
|
|
11148 s = get_past_head(*fnamep);
|
|
39
|
11149 while (tail > s && after_pathsep(s, tail))
|
|
7
|
11150 --tail;
|
|
|
11151 *fnamelen = (int)(tail - *fnamep);
|
|
|
11152 #ifdef VMS
|
|
|
11153 if (*fnamelen > 0)
|
|
|
11154 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
11155 #endif
|
|
39
|
11156 while (tail > s && !after_pathsep(s, tail))
|
|
|
11157 mb_ptr_back(*fnamep, tail);
|
|
7
|
11158 }
|
|
|
11159
|
|
|
11160 /* ":8" - shortname */
|
|
|
11161 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
11162 {
|
|
|
11163 *usedlen += 2;
|
|
|
11164 #ifdef WIN3264
|
|
|
11165 has_shortname = 1;
|
|
|
11166 #endif
|
|
|
11167 }
|
|
|
11168
|
|
|
11169 #ifdef WIN3264
|
|
|
11170 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
11171 */
|
|
|
11172 if (has_shortname)
|
|
|
11173 {
|
|
|
11174 pbuf = NULL;
|
|
|
11175 /* Copy the string if it is shortened by :h */
|
|
|
11176 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
11177 {
|
|
|
11178 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
11179 if (p == 0)
|
|
|
11180 return -1;
|
|
|
11181 vim_free(*bufp);
|
|
|
11182 *bufp = *fnamep = p;
|
|
|
11183 }
|
|
|
11184
|
|
|
11185 /* Split into two implementations - makes it easier. First is where
|
|
|
11186 * there isn't a full name already, second is where there is.
|
|
|
11187 */
|
|
|
11188 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
11189 {
|
|
|
11190 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
11191 return -1;
|
|
|
11192 }
|
|
|
11193 else
|
|
|
11194 {
|
|
|
11195 int l;
|
|
|
11196
|
|
|
11197 /* Simple case, already have the full-name
|
|
|
11198 * Nearly always shorter, so try first time. */
|
|
|
11199 l = *fnamelen;
|
|
|
11200 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
11201 return -1;
|
|
|
11202
|
|
|
11203 if (l == 0)
|
|
|
11204 {
|
|
|
11205 /* Couldn't find the filename.. search the paths.
|
|
|
11206 */
|
|
|
11207 l = *fnamelen;
|
|
|
11208 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
11209 return -1;
|
|
|
11210 }
|
|
|
11211 *fnamelen = l;
|
|
|
11212 }
|
|
|
11213 }
|
|
|
11214 #endif /* WIN3264 */
|
|
|
11215
|
|
|
11216 /* ":t" - tail, just the basename */
|
|
|
11217 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
11218 {
|
|
|
11219 *usedlen += 2;
|
|
|
11220 *fnamelen -= (int)(tail - *fnamep);
|
|
|
11221 *fnamep = tail;
|
|
|
11222 }
|
|
|
11223
|
|
|
11224 /* ":e" - extension, can be repeated */
|
|
|
11225 /* ":r" - root, without extension, can be repeated */
|
|
|
11226 while (src[*usedlen] == ':'
|
|
|
11227 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
11228 {
|
|
|
11229 /* find a '.' in the tail:
|
|
|
11230 * - for second :e: before the current fname
|
|
|
11231 * - otherwise: The last '.'
|
|
|
11232 */
|
|
|
11233 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
11234 s = *fnamep - 2;
|
|
|
11235 else
|
|
|
11236 s = *fnamep + *fnamelen - 1;
|
|
|
11237 for ( ; s > tail; --s)
|
|
|
11238 if (s[0] == '.')
|
|
|
11239 break;
|
|
|
11240 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
11241 {
|
|
|
11242 if (s > tail)
|
|
|
11243 {
|
|
|
11244 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
11245 *fnamep = s + 1;
|
|
|
11246 #ifdef VMS
|
|
|
11247 /* cut version from the extension */
|
|
|
11248 s = *fnamep + *fnamelen - 1;
|
|
|
11249 for ( ; s > *fnamep; --s)
|
|
|
11250 if (s[0] == ';')
|
|
|
11251 break;
|
|
|
11252 if (s > *fnamep)
|
|
|
11253 *fnamelen = s - *fnamep;
|
|
|
11254 #endif
|
|
|
11255 }
|
|
|
11256 else if (*fnamep <= tail)
|
|
|
11257 *fnamelen = 0;
|
|
|
11258 }
|
|
|
11259 else /* :r */
|
|
|
11260 {
|
|
|
11261 if (s > tail) /* remove one extension */
|
|
|
11262 *fnamelen = (int)(s - *fnamep);
|
|
|
11263 }
|
|
|
11264 *usedlen += 2;
|
|
|
11265 }
|
|
|
11266
|
|
|
11267 /* ":s?pat?foo?" - substitute */
|
|
|
11268 /* ":gs?pat?foo?" - global substitute */
|
|
|
11269 if (src[*usedlen] == ':'
|
|
|
11270 && (src[*usedlen + 1] == 's'
|
|
|
11271 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
11272 {
|
|
|
11273 char_u *str;
|
|
|
11274 char_u *pat;
|
|
|
11275 char_u *sub;
|
|
|
11276 int sep;
|
|
|
11277 char_u *flags;
|
|
|
11278 int didit = FALSE;
|
|
|
11279
|
|
|
11280 flags = (char_u *)"";
|
|
|
11281 s = src + *usedlen + 2;
|
|
|
11282 if (src[*usedlen + 1] == 'g')
|
|
|
11283 {
|
|
|
11284 flags = (char_u *)"g";
|
|
|
11285 ++s;
|
|
|
11286 }
|
|
|
11287
|
|
|
11288 sep = *s++;
|
|
|
11289 if (sep)
|
|
|
11290 {
|
|
|
11291 /* find end of pattern */
|
|
|
11292 p = vim_strchr(s, sep);
|
|
|
11293 if (p != NULL)
|
|
|
11294 {
|
|
|
11295 pat = vim_strnsave(s, (int)(p - s));
|
|
|
11296 if (pat != NULL)
|
|
|
11297 {
|
|
|
11298 s = p + 1;
|
|
|
11299 /* find end of substitution */
|
|
|
11300 p = vim_strchr(s, sep);
|
|
|
11301 if (p != NULL)
|
|
|
11302 {
|
|
|
11303 sub = vim_strnsave(s, (int)(p - s));
|
|
|
11304 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
11305 if (sub != NULL && str != NULL)
|
|
|
11306 {
|
|
|
11307 *usedlen = (int)(p + 1 - src);
|
|
|
11308 s = do_string_sub(str, pat, sub, flags);
|
|
|
11309 if (s != NULL)
|
|
|
11310 {
|
|
|
11311 *fnamep = s;
|
|
|
11312 *fnamelen = (int)STRLEN(s);
|
|
|
11313 vim_free(*bufp);
|
|
|
11314 *bufp = s;
|
|
|
11315 didit = TRUE;
|
|
|
11316 }
|
|
|
11317 }
|
|
|
11318 vim_free(sub);
|
|
|
11319 vim_free(str);
|
|
|
11320 }
|
|
|
11321 vim_free(pat);
|
|
|
11322 }
|
|
|
11323 }
|
|
|
11324 /* after using ":s", repeat all the modifiers */
|
|
|
11325 if (didit)
|
|
|
11326 goto repeat;
|
|
|
11327 }
|
|
|
11328 }
|
|
|
11329
|
|
|
11330 return valid;
|
|
|
11331 }
|
|
|
11332
|
|
|
11333 /*
|
|
|
11334 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
11335 * "flags" can be "g" to do a global substitute.
|
|
|
11336 * Returns an allocated string, NULL for error.
|
|
|
11337 */
|
|
|
11338 char_u *
|
|
|
11339 do_string_sub(str, pat, sub, flags)
|
|
|
11340 char_u *str;
|
|
|
11341 char_u *pat;
|
|
|
11342 char_u *sub;
|
|
|
11343 char_u *flags;
|
|
|
11344 {
|
|
|
11345 int sublen;
|
|
|
11346 regmatch_T regmatch;
|
|
|
11347 int i;
|
|
|
11348 int do_all;
|
|
|
11349 char_u *tail;
|
|
|
11350 garray_T ga;
|
|
|
11351 char_u *ret;
|
|
|
11352 char_u *save_cpo;
|
|
|
11353
|
|
|
11354 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
11355 save_cpo = p_cpo;
|
|
|
11356 p_cpo = (char_u *)"";
|
|
|
11357
|
|
|
11358 ga_init2(&ga, 1, 200);
|
|
|
11359
|
|
|
11360 do_all = (flags[0] == 'g');
|
|
|
11361
|
|
|
11362 regmatch.rm_ic = p_ic;
|
|
|
11363 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
11364 if (regmatch.regprog != NULL)
|
|
|
11365 {
|
|
|
11366 tail = str;
|
|
|
11367 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
11368 {
|
|
|
11369 /*
|
|
|
11370 * Get some space for a temporary buffer to do the substitution
|
|
|
11371 * into. It will contain:
|
|
|
11372 * - The text up to where the match is.
|
|
|
11373 * - The substituted text.
|
|
|
11374 * - The text after the match.
|
|
|
11375 */
|
|
|
11376 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
11377 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
11378 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
11379 {
|
|
|
11380 ga_clear(&ga);
|
|
|
11381 break;
|
|
|
11382 }
|
|
|
11383
|
|
|
11384 /* copy the text up to where the match is */
|
|
|
11385 i = (int)(regmatch.startp[0] - tail);
|
|
|
11386 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
11387 /* add the substituted text */
|
|
|
11388 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
11389 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
11390 ga.ga_len += i + sublen - 1;
|
|
|
11391 /* avoid getting stuck on a match with an empty string */
|
|
|
11392 if (tail == regmatch.endp[0])
|
|
|
11393 {
|
|
|
11394 if (*tail == NUL)
|
|
|
11395 break;
|
|
|
11396 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
11397 ++ga.ga_len;
|
|
|
11398 }
|
|
|
11399 else
|
|
|
11400 {
|
|
|
11401 tail = regmatch.endp[0];
|
|
|
11402 if (*tail == NUL)
|
|
|
11403 break;
|
|
|
11404 }
|
|
|
11405 if (!do_all)
|
|
|
11406 break;
|
|
|
11407 }
|
|
|
11408
|
|
|
11409 if (ga.ga_data != NULL)
|
|
|
11410 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
11411
|
|
|
11412 vim_free(regmatch.regprog);
|
|
|
11413 }
|
|
|
11414
|
|
|
11415 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
11416 ga_clear(&ga);
|
|
|
11417 p_cpo = save_cpo;
|
|
|
11418
|
|
|
11419 return ret;
|
|
|
11420 }
|
|
|
11421
|
|
|
11422 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
