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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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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
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190 struct vimvar
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191 {
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192 char *name; /* name of variable, without v: */
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193 int len; /* length of name */
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194 char_u *val; /* current value (can also be a number!) */
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195 char type; /* VAR_NUMBER or VAR_STRING */
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196 char flags; /* VV_COMPAT and VV_RO */
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197 } vimvars[VV_LEN] =
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198 { /* The order here must match the VV_ defines in vim.h! */
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199 {"count", sizeof("count") - 1, NULL, VAR_NUMBER, VV_COMPAT+VV_RO},
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200 {"count1", sizeof("count1") - 1, NULL, VAR_NUMBER, VV_RO},
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201 {"prevcount", sizeof("prevcount") - 1, NULL, VAR_NUMBER, VV_RO},
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202 {"errmsg", sizeof("errmsg") - 1, NULL, VAR_STRING, VV_COMPAT},
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203 {"warningmsg", sizeof("warningmsg") - 1, NULL, VAR_STRING, 0},
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204 {"statusmsg", sizeof("statusmsg") - 1, NULL, VAR_STRING, 0},
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205 {"shell_error", sizeof("shell_error") - 1, NULL, VAR_NUMBER,
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206 VV_COMPAT+VV_RO},
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207 {"this_session", sizeof("this_session") - 1, NULL, VAR_STRING, VV_COMPAT},
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208 {"version", sizeof("version") - 1, (char_u *)VIM_VERSION_100,
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209 VAR_NUMBER, VV_COMPAT+VV_RO},
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210 {"lnum", sizeof("lnum") - 1, NULL, VAR_NUMBER, VV_RO},
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211 {"termresponse", sizeof("termresponse") - 1, NULL, VAR_STRING, VV_RO},
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212 {"fname", sizeof("fname") - 1, NULL, VAR_STRING, VV_RO},
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213 {"lang", sizeof("lang") - 1, NULL, VAR_STRING, VV_RO},
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214 {"lc_time", sizeof("lc_time") - 1, NULL, VAR_STRING, VV_RO},
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215 {"ctype", sizeof("ctype") - 1, NULL, VAR_STRING, VV_RO},
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216 {"charconvert_from", sizeof("charconvert_from") - 1, NULL, VAR_STRING, VV_RO},
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217 {"charconvert_to", sizeof("charconvert_to") - 1, NULL, VAR_STRING, VV_RO},
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218 {"fname_in", sizeof("fname_in") - 1, NULL, VAR_STRING, VV_RO},
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219 {"fname_out", sizeof("fname_out") - 1, NULL, VAR_STRING, VV_RO},
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220 {"fname_new", sizeof("fname_new") - 1, NULL, VAR_STRING, VV_RO},
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221 {"fname_diff", sizeof("fname_diff") - 1, NULL, VAR_STRING, VV_RO},
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222 {"cmdarg", sizeof("cmdarg") - 1, NULL, VAR_STRING, VV_RO},
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223 {"foldstart", sizeof("foldstart") - 1, NULL, VAR_NUMBER, VV_RO},
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224 {"foldend", sizeof("foldend") - 1, NULL, VAR_NUMBER, VV_RO},
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225 {"folddashes", sizeof("folddashes") - 1, NULL, VAR_STRING, VV_RO},
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226 {"foldlevel", sizeof("foldlevel") - 1, NULL, VAR_NUMBER, VV_RO},
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227 {"progname", sizeof("progname") - 1, NULL, VAR_STRING, VV_RO},
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228 {"servername", sizeof("servername") - 1, NULL, VAR_STRING, VV_RO},
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229 {"dying", sizeof("dying") - 1, NULL, VAR_NUMBER, VV_RO},
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230 {"exception", sizeof("exception") - 1, NULL, VAR_STRING, VV_RO},
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231 {"throwpoint", sizeof("throwpoint") - 1, NULL, VAR_STRING, VV_RO},
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232 {"register", sizeof("register") - 1, NULL, VAR_STRING, VV_RO},
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233 {"cmdbang", sizeof("cmdbang") - 1, NULL, VAR_NUMBER, VV_RO},
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11
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234 {"insertmode", sizeof("insertmode") - 1, NULL, VAR_STRING, VV_RO},
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7
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235 };
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236
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237 static int eval0 __ARGS((char_u *arg, VAR retvar, char_u **nextcmd, int evaluate));
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238 static int eval1 __ARGS((char_u **arg, VAR retvar, int evaluate));
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239 static int eval2 __ARGS((char_u **arg, VAR retvar, int evaluate));
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240 static int eval3 __ARGS((char_u **arg, VAR retvar, int evaluate));
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241 static int eval4 __ARGS((char_u **arg, VAR retvar, int evaluate));
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242 static int eval5 __ARGS((char_u **arg, VAR retvar, int evaluate));
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243 static int eval6 __ARGS((char_u **arg, VAR retvar, int evaluate));
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244 static int eval7 __ARGS((char_u **arg, VAR retvar, int evaluate));
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245 static int get_option_var __ARGS((char_u **arg, VAR retvar, int evaluate));
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246 static int get_string_var __ARGS((char_u **arg, VAR retvar, int evaluate));
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247 static int get_lit_string_var __ARGS((char_u **arg, VAR retvar, int evaluate));
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248 static int get_env_var __ARGS((char_u **arg, VAR retvar, int evaluate));
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249 static int find_internal_func __ARGS((char_u *name));
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250 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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251 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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252 static void f_append __ARGS((VAR argvars, VAR retvar));
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253 static void f_argc __ARGS((VAR argvars, VAR retvar));
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254 static void f_argidx __ARGS((VAR argvars, VAR retvar));
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255 static void f_argv __ARGS((VAR argvars, VAR retvar));
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256 static void f_browse __ARGS((VAR argvars, VAR retvar));
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257 static buf_T *find_buffer __ARGS((VAR avar));
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258 static void f_bufexists __ARGS((VAR argvars, VAR retvar));
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259 static void f_buflisted __ARGS((VAR argvars, VAR retvar));
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260 static void f_bufloaded __ARGS((VAR argvars, VAR retvar));
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261 static buf_T *get_buf_var __ARGS((VAR avar));
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262 static void f_bufname __ARGS((VAR argvars, VAR retvar));
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263 static void f_bufnr __ARGS((VAR argvars, VAR retvar));
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264 static void f_bufwinnr __ARGS((VAR argvars, VAR retvar));
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265 static void f_byte2line __ARGS((VAR argvars, VAR retvar));
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266 static void f_char2nr __ARGS((VAR argvars, VAR retvar));
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267 static void f_cindent __ARGS((VAR argvars, VAR retvar));
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268 static void f_col __ARGS((VAR argvars, VAR retvar));
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269 static void f_confirm __ARGS((VAR argvars, VAR retvar));
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270 static void f_cscope_connection __ARGS((VAR argvars, VAR retvar));
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271 static void f_cursor __ARGS((VAR argsvars, VAR retvar));
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272 static void f_delete __ARGS((VAR argvars, VAR retvar));
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273 static void f_did_filetype __ARGS((VAR argvars, VAR retvar));
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274 static void f_escape __ARGS((VAR argvars, VAR retvar));
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275 static void f_eventhandler __ARGS((VAR argvars, VAR retvar));
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276 static void f_executable __ARGS((VAR argvars, VAR retvar));
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277 static void f_exists __ARGS((VAR argvars, VAR retvar));
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278 static void f_expand __ARGS((VAR argvars, VAR retvar));
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279 static void f_filereadable __ARGS((VAR argvars, VAR retvar));
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280 static void f_filewritable __ARGS((VAR argvars, VAR retvar));
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281 static void f_fnamemodify __ARGS((VAR argvars, VAR retvar));
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282 static void f_foldclosed __ARGS((VAR argvars, VAR retvar));
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283 static void f_foldclosedend __ARGS((VAR argvars, VAR retvar));
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284 static void foldclosed_both __ARGS((VAR argvars, VAR retvar, int end));
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285 static void f_foldlevel __ARGS((VAR argvars, VAR retvar));
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286 static void f_foldtext __ARGS((VAR argvars, VAR retvar));
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287 static void f_foreground __ARGS((VAR argvars, VAR retvar));
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288 static void f_getbufvar __ARGS((VAR argvars, VAR retvar));
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289 static void f_getchar __ARGS((VAR argvars, VAR retvar));
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290 static void f_getcharmod __ARGS((VAR argvars, VAR retvar));
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291 static void f_getcmdline __ARGS((VAR argvars, VAR retvar));
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292 static void f_getcmdpos __ARGS((VAR argvars, VAR retvar));
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293 static void f_getcwd __ARGS((VAR argvars, VAR retvar));
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294 static void f_getfsize __ARGS((VAR argvars, VAR retvar));
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295 static void f_getftime __ARGS((VAR argvars, VAR retvar));
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296 static void f_getline __ARGS((VAR argvars, VAR retvar));
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297 static void f_getreg __ARGS((VAR argvars, VAR retvar));
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298 static void f_getregtype __ARGS((VAR argvars, VAR retvar));
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299 static void f_getwinposx __ARGS((VAR argvars, VAR retvar));
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300 static void f_getwinposy __ARGS((VAR argvars, VAR retvar));
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301 static void f_getwinvar __ARGS((VAR argvars, VAR retvar));
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302 static void f_glob __ARGS((VAR argvars, VAR retvar));
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303 static void f_globpath __ARGS((VAR argvars, VAR retvar));
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304 static void f_has __ARGS((VAR argvars, VAR retvar));
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305 static void f_hasmapto __ARGS((VAR argvars, VAR retvar));
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306 static void f_histadd __ARGS((VAR argvars, VAR retvar));
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307 static void f_histdel __ARGS((VAR argvars, VAR retvar));
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308 static void f_histget __ARGS((VAR argvars, VAR retvar));
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309 static void f_histnr __ARGS((VAR argvars, VAR retvar));
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310 static void f_hlexists __ARGS((VAR argvars, VAR retvar));
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311 static void f_hlID __ARGS((VAR argvars, VAR retvar));
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312 static void f_hostname __ARGS((VAR argvars, VAR retvar));
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313 static void f_iconv __ARGS((VAR argvars, VAR retvar));
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314 static void f_indent __ARGS((VAR argvars, VAR retvar));
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315 static void f_isdirectory __ARGS((VAR argvars, VAR retvar));
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316 static void f_input __ARGS((VAR argvars, VAR retvar));
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317 static void f_inputdialog __ARGS((VAR argvars, VAR retvar));
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318 static void f_inputrestore __ARGS((VAR argvars, VAR retvar));
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319 static void f_inputsave __ARGS((VAR argvars, VAR retvar));
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320 static void f_inputsecret __ARGS((VAR argvars, VAR retvar));
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321 static void f_last_buffer_nr __ARGS((VAR argvars, VAR retvar));
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322 static void f_libcall __ARGS((VAR argvars, VAR retvar));
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323 static void f_libcallnr __ARGS((VAR argvars, VAR retvar));
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324 static void libcall_common __ARGS((VAR argvars, VAR retvar, int type));
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325 static void f_line __ARGS((VAR argvars, VAR retvar));
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326 static void f_line2byte __ARGS((VAR argvars, VAR retvar));
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327 static void f_lispindent __ARGS((VAR argvars, VAR retvar));
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328 static void f_localtime __ARGS((VAR argvars, VAR retvar));
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329 static void f_maparg __ARGS((VAR argvars, VAR retvar));
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330 static void f_mapcheck __ARGS((VAR argvars, VAR retvar));
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331 static void get_maparg __ARGS((VAR argvars, VAR retvar, int exact));
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332 static void f_match __ARGS((VAR argvars, VAR retvar));
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333 static void f_matchend __ARGS((VAR argvars, VAR retvar));
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334 static void f_matchstr __ARGS((VAR argvars, VAR retvar));
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335 static void f_mode __ARGS((VAR argvars, VAR retvar));
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336 static void f_nextnonblank __ARGS((VAR argvars, VAR retvar));
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337 static void f_nr2char __ARGS((VAR argvars, VAR retvar));
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338 static void f_prevnonblank __ARGS((VAR argvars, VAR retvar));
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|
339 static void f_setbufvar __ARGS((VAR argvars, VAR retvar));
|
|
|
340 static void f_setcmdpos __ARGS((VAR argvars, VAR retvar));
|
|
|
341 static void f_setwinvar __ARGS((VAR argvars, VAR retvar));
|
|
|
342 static void f_rename __ARGS((VAR argvars, VAR retvar));
|
|
|
343 static void f_resolve __ARGS((VAR argvars, VAR retvar));
|
|
|
344 static void f_search __ARGS((VAR argvars, VAR retvar));
|
|
|
345 static void f_searchpair __ARGS((VAR argvars, VAR retvar));
|
|
|
346 static int get_search_arg __ARGS((VAR varp, int *flagsp));
|
|
|
347 static void f_remote_expr __ARGS((VAR argvars, VAR retvar));
|
|
|
348 static void f_remote_foreground __ARGS((VAR argvars, VAR retvar));
|
|
|
349 static void f_remote_peek __ARGS((VAR argvars, VAR retvar));
|
|
|
350 static void f_remote_read __ARGS((VAR argvars, VAR retvar));
|
|
|
351 static void f_remote_send __ARGS((VAR argvars, VAR retvar));
|
|
|
352 static void f_server2client __ARGS((VAR argvars, VAR retvar));
|
|
|
353 static void f_serverlist __ARGS((VAR argvars, VAR retvar));
|
|
|
354 static void f_setline __ARGS((VAR argvars, VAR retvar));
|
|
|
355 static void f_setreg __ARGS((VAR argvars, VAR retvar));
|
|
|
356 static void f_simplify __ARGS((VAR argvars, VAR retvar));
|
|
|
357 static void find_some_match __ARGS((VAR argvars, VAR retvar, int start));
|
|
|
358 static void f_strftime __ARGS((VAR argvars, VAR retvar));
|
|
|
359 static void f_stridx __ARGS((VAR argvars, VAR retvar));
|
|
|
360 static void f_strlen __ARGS((VAR argvars, VAR retvar));
|
|
|
361 static void f_strpart __ARGS((VAR argvars, VAR retvar));
|
|
|
362 static void f_strridx __ARGS((VAR argvars, VAR retvar));
|
|
|
363 static void f_strtrans __ARGS((VAR argvars, VAR retvar));
|
|
|
364 static void f_synID __ARGS((VAR argvars, VAR retvar));
|
|
|
365 static void f_synIDattr __ARGS((VAR argvars, VAR retvar));
|
|
|
366 static void f_synIDtrans __ARGS((VAR argvars, VAR retvar));
|
|
|
367 static void f_system __ARGS((VAR argvars, VAR retvar));
|
|
|
368 static void f_submatch __ARGS((VAR argvars, VAR retvar));
|
|
|
369 static void f_substitute __ARGS((VAR argvars, VAR retvar));
|
|
|
370 static void f_tempname __ARGS((VAR argvars, VAR retvar));
|
|
|
371 static void f_tolower __ARGS((VAR argvars, VAR retvar));
|
|
|
372 static void f_toupper __ARGS((VAR argvars, VAR retvar));
|
|
15
|
373 static void f_tr __ARGS((VAR argvars, VAR retvar));
|
|
7
|
374 static void f_type __ARGS((VAR argvars, VAR retvar));
|
|
|
375 static void f_virtcol __ARGS((VAR argvars, VAR retvar));
|
|
|
376 static void f_visualmode __ARGS((VAR argvars, VAR retvar));
|
|
|
377 static void f_winbufnr __ARGS((VAR argvars, VAR retvar));
|
|
|
378 static void f_wincol __ARGS((VAR argvars, VAR retvar));
|
|
|
379 static void f_winheight __ARGS((VAR argvars, VAR retvar));
|
|
|
380 static void f_winline __ARGS((VAR argvars, VAR retvar));
|
|
|
381 static void f_winnr __ARGS((VAR argvars, VAR retvar));
|
|
|
382 static void f_winrestcmd __ARGS((VAR argvars, VAR retvar));
|
|
|
383 static void f_winwidth __ARGS((VAR argvars, VAR retvar));
|
|
|
384 static win_T *find_win_by_nr __ARGS((VAR vp));
|
|
|
385 static pos_T *var2fpos __ARGS((VAR varp, int lnum));
|
|
|
386 static int get_env_len __ARGS((char_u **arg));
|
|
|
387 static int get_id_len __ARGS((char_u **arg));
|
|
|
388 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
|
389 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end));
|
|
|
390 static int eval_isnamec __ARGS((int c));
|
|
|
391 static int find_vim_var __ARGS((char_u *name, int len));
|
|
|
392 static int get_var_var __ARGS((char_u *name, int len, VAR retvar));
|
|
|
393 static VAR alloc_var __ARGS((void));
|
|
|
394 static VAR alloc_string_var __ARGS((char_u *string));
|
|
|
395 static void free_var __ARGS((VAR varp));
|
|
|
396 static void clear_var __ARGS((VAR varp));
|
|
|
397 static long get_var_number __ARGS((VAR varp));
|
|
|
398 static linenr_T get_var_lnum __ARGS((VAR argvars));
|
|
|
399 static char_u *get_var_string __ARGS((VAR varp));
|
|
|
400 static char_u *get_var_string_buf __ARGS((VAR varp, char_u *buf));
|
|
|
401 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
402 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
403 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
|
404 static void var_free_one __ARGS((VAR v));
|
|
|
405 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
406 static void list_vim_var __ARGS((int i));
|
|
|
407 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
|
408 static void set_var __ARGS((char_u *name, VAR varp));
|
|
|
409 static void copy_var __ARGS((VAR from, VAR to));
|
|
|
410 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
411 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
412 static int eval_fname_script __ARGS((char_u *p));
|
|
|
413 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
414 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
415 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
416 static ufunc_T *find_func __ARGS((char_u *name));
|
|
|
417 static void call_user_func __ARGS((ufunc_T *fp, int argcount, VAR argvars, VAR retvar, linenr_T firstline, linenr_T lastline));
|
|
|
418
|
|
|
419 /* Magic braces are always enabled, otherwise Vim scripts would not be
|
|
|
420 * portable. */
|
|
|
421 #define FEAT_MAGIC_BRACES
|
|
|
422
|
|
|
423 #ifdef FEAT_MAGIC_BRACES
|
|
|
424 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
|
425 #endif
|
|
|
426
|
|
|
427 /*
|
|
|
428 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
429 * not already exist.
|
|
|
430 */
|
|
|
431 void
|
|
|
432 set_internal_string_var(name, value)
|
|
|
433 char_u *name;
|
|
|
434 char_u *value;
|
|
|
435 {
|
|
|
436 char_u *val;
|
|
|
437 VAR varp;
|
|
|
438
|
|
|
439 val = vim_strsave(value);
|
|
|
440 if (val != NULL)
|
|
|
441 {
|
|
|
442 varp = alloc_string_var(val);
|
|
|
443 if (varp != NULL)
|
|
|
444 {
|
|
|
445 set_var(name, varp);
|
|
|
446 free_var(varp);
|
|
|
447 }
|
|
|
448 }
|
|
|
449 }
|
|
|
450
|
|
|
451 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
452 int
|
|
|
453 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
454 char_u *enc_from;
|
|
|
455 char_u *enc_to;
|
|
|
456 char_u *fname_from;
|
|
|
457 char_u *fname_to;
|
|
|
458 {
|
|
|
459 int err = FALSE;
|
|
|
460
|
|
|
461 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
462 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
463 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
464 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
465 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
466 err = TRUE;
|
|
|
467 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
468 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
469 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
470 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
471
|
|
|
472 if (err)
|
|
|
473 return FAIL;
|
|
|
474 return OK;
|
|
|
475 }
|
|
|
476 # endif
|
|
|
477
|
|
|
478 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
479 int
|
|
|
480 eval_printexpr(fname, args)
|
|
|
481 char_u *fname;
|
|
|
482 char_u *args;
|
|
|
483 {
|
|
|
484 int err = FALSE;
|
|
|
485
|
|
|
486 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
487 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
488 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
489 err = TRUE;
|
|
|
490 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
491 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
492
|
|
|
493 if (err)
|
|
|
494 {
|
|
|
495 mch_remove(fname);
|
|
|
496 return FAIL;
|
|
|
497 }
|
|
|
498 return OK;
|
|
|
499 }
|
|
|
500 # endif
|
|
|
501
|
|
|
502 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
503 void
|
|
|
504 eval_diff(origfile, newfile, outfile)
|
|
|
505 char_u *origfile;
|
|
|
506 char_u *newfile;
|
|
|
507 char_u *outfile;
|
|
|
508 {
|
|
|
509 int err = FALSE;
|
|
|
510
|
|
|
511 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
512 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
513 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
514 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
515 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
516 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
517 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
518 }
|
|
|
519
|
|
|
520 void
|
|
|
521 eval_patch(origfile, difffile, outfile)
|
|
|
522 char_u *origfile;
|
|
|
523 char_u *difffile;
|
|
|
524 char_u *outfile;
|
|
|
525 {
|
|
|
526 int err;
|
|
|
527
|
|
|
528 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
529 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
530 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
531 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
532 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
533 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
534 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
535 }
|
|
|
536 # endif
|
|
|
537
|
|
|
538 /*
|
|
|
539 * Top level evaluation function, returning a boolean.
|
|
|
540 * Sets "error" to TRUE if there was an error.
|
|
|
541 * Return TRUE or FALSE.
|
|
|
542 */
|
|
|
543 int
|
|
|
544 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
545 char_u *arg;
|
|
|
546 int *error;
|
|
|
547 char_u **nextcmd;
|
|
|
548 int skip; /* only parse, don't execute */
|
|
|
549 {
|
|
|
550 var retvar;
|
|
|
551 int retval = FALSE;
|
|
|
552
|
|
|
553 if (skip)
|
|
|
554 ++emsg_skip;
|
|
|
555 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL)
|
|
|
556 {
|
|
|
557 *error = TRUE;
|
|
|
558 }
|
|
|
559 else
|
|
|
560 {
|
|
|
561 *error = FALSE;
|
|
|
562 if (!skip)
|
|
|
563 {
|
|
|
564 retval = (get_var_number(&retvar) != 0);
|
|
|
565 clear_var(&retvar);
|
|
|
566 }
|
|
|
567 }
|
|
|
568 if (skip)
|
|
|
569 --emsg_skip;
|
|
|
570
|
|
|
571 return retval;
|
|
|
572 }
|
|
|
573
|
|
|
574 /*
|
|
|
575 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
576 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
577 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
578 */
|
|
|
579 char_u *
|
|
|
580 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
581 char_u *arg;
|
|
|
582 char_u **nextcmd;
|
|
|
583 int skip; /* only parse, don't execute */
|
|
|
584 {
|
|
|
585 var retvar;
|
|
|
586 char_u *retval;
|
|
|
587
|
|
|
588 if (skip)
|
|
|
589 ++emsg_skip;
|
|
|
590 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL || skip)
|
|
|
591 retval = NULL;
|
|
|
592 else
|
|
|
593 {
|
|
|
594 retval = vim_strsave(get_var_string(&retvar));
|
|
|
595 clear_var(&retvar);
|
|
|
596 }
|
|
|
597 if (skip)
|
|
|
598 --emsg_skip;
|
|
|
599
|
|
|
600 return retval;
|
|
|
601 }
|
|
|
602
|
|
|
603 /*
|
|
9
|
604 * Skip over an expression at "*pp".
|
|
|
605 * Return FAIL for an error, OK otherwise.
|
|
|
606 */
|
|
|
607 int
|
|
|
608 skip_expr(pp)
|
|
|
609 char_u **pp;
|
|
|
610 {
|
|
|
611 var retvar;
|
|
|
612
|
|
|
613 *pp = skipwhite(*pp);
|
|
|
614 return eval1(pp, &retvar, FALSE);
|
|
|
615 }
|
|
|
616
|
|
|
617 /*
|
|
7
|
618 * Top level evaluation function, returning a string.
|
|
|
619 * Return pointer to allocated memory, or NULL for failure.
|
|
|
620 */
|
|
|
621 char_u *
|
|
|
622 eval_to_string(arg, nextcmd)
|
|
|
623 char_u *arg;
|
|
|
624 char_u **nextcmd;
|
|
|
625 {
|
|
|
626 var retvar;
|
|
|
627 char_u *retval;
|
|
|
628
|
|
|
629 if (eval0(arg, &retvar, nextcmd, TRUE) == FAIL)
|
|
|
630 retval = NULL;
|
|
|
631 else
|
|
|
632 {
|
|
|
633 retval = vim_strsave(get_var_string(&retvar));
|
|
|
634 clear_var(&retvar);
|
|
|
635 }
|
|
|
636
|
|
|
637 return retval;
|
|
|
638 }
|
|
|
639
|
|
|
640 /*
|
|
|
641 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
642 */
|
|
|
643 char_u *
|
|
|
644 eval_to_string_safe(arg, nextcmd)
|
|
|
645 char_u *arg;
|
|
|
646 char_u **nextcmd;
|
|
|
647 {
|
|
|
648 char_u *retval;
|
|
|
649 void *save_funccalp;
|
|
|
650
|
|
|
651 save_funccalp = save_funccal();
|
|
|
652 ++sandbox;
|
|
|
653 retval = eval_to_string(arg, nextcmd);
|
|
|
654 --sandbox;
|
|
|
655 restore_funccal(save_funccalp);
|
|
|
656 return retval;
|
|
|
657 }
|
|
|
658
|
|
|
659 #if 0 /* not used */
|
|
|
660 /*
|
|
|
661 * Top level evaluation function, returning a string.
|
|
|
662 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
663 * Return pointer to allocated memory, or NULL for failure.
|
|
|
664 * Doesn't give error messages.
|
|
|
665 */
|
|
|
666 char_u *
|
|
|
667 eval_arg_to_string(arg)
|
|
|
668 char_u **arg;
|
|
|
669 {
|
|
|
670 var retvar;
|
|
|
671 char_u *retval;
|
|
|
672 int ret;
|
|
|
673
|
|
|
674 ++emsg_off;
|
|
|
675
|
|
|
676 ret = eval1(arg, &retvar, TRUE);
|
|
|
677 if (ret == FAIL)
|
|
|
678 retval = NULL;
|
|
|
679 else
|
|
|
680 {
|
|
|
681 retval = vim_strsave(get_var_string(&retvar));
|
|
|
682 clear_var(&retvar);
|
|
|
683 }
|
|
|
684
|
|
|
685 --emsg_off;
|
|
|
686
|
|
|
687 return retval;
|
|
|
688 }
|
|
|
689 #endif
|
|
|
690
|
|
|
691 /*
|
|
|
692 * Top level evaluation function, returning a number.
|
|
|
693 * Evaluates "expr" silently.
|
|
|
694 * Returns -1 for an error.
|
|
|
695 */
|
|
|
696 int
|
|
|
697 eval_to_number(expr)
|
|
|
698 char_u *expr;
|
|
|
699 {
|
|
|
700 var retvar;
|
|
|
701 int retval;
|
|
|
702 char_u *p = expr;
|
|
|
703
|
|
|
704 ++emsg_off;
|
|
|
705
|
|
|
706 if (eval1(&p, &retvar, TRUE) == FAIL)
|
|
|
707 retval = -1;
|
|
|
708 else
|
|
|
709 {
|
|
|
710 retval = get_var_number(&retvar);
|
|
|
711 clear_var(&retvar);
|
|
|
712 }
|
|
|
713 --emsg_off;
|
|
|
714
|
|
|
715 return retval;
|
|
|
716 }
|
|
|
717
|
|
|
718 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
719 /*
|
|
|
720 * Call some vimL function and return the result as a string
|
|
|
721 * Uses argv[argc] for the function arguments.
|
|
|
722 */
|
|
|
723 char_u *
|
|
|
724 call_vim_function(func, argc, argv, safe)
|
|
|
725 char_u *func;
|
|
|
726 int argc;
|
|
|
727 char_u **argv;
|
|
|
728 int safe; /* use the sandbox */
|
|
|
729 {
|
|
|
730 char_u *retval = NULL;
|
|
|
731 var retvar;
|
|
|
732 VAR argvars;
|
|
|
733 long n;
|
|
|
734 int len;
|
|
|
735 int i;
|
|
|
736 int doesrange;
|
|
|
737 void *save_funccalp = NULL;
|
|
|
738
|
|
|
739 argvars = (VAR)alloc((unsigned)(argc * sizeof(var)));
|
|
|
740 if (argvars == NULL)
|
|
|
741 return NULL;
|
|
|
742
|
|
|
743 for (i = 0; i < argc; i++)
|
|
|
744 {
|
|
12
|
745 /* Pass a NULL or empty argument as an empty string */
|
|
|
746 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
747 {
|
|
|
748 argvars[i].var_type = VAR_STRING;
|
|
|
749 argvars[i].var_val.var_string = "";
|
|
|
750 continue;
|
|
|
751 }
|
|
|
752
|
|
7
|
753 /* Recognize a number argument, the others must be strings. */
|
|
|
754 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
755 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
756 {
|
|
|
757 argvars[i].var_type = VAR_NUMBER;
|
|
|
758 argvars[i].var_val.var_number = n;
|
|
|
759 }
|
|
|
760 else
|
|
|
761 {
|
|
|
762 argvars[i].var_type = VAR_STRING;
|
|
|
763 argvars[i].var_val.var_string = argv[i];
|
|
|
764 }
|
|
|
765 }
|
|
|
766
|
|
|
767 if (safe)
|
|
|
768 {
|
|
|
769 save_funccalp = save_funccal();
|
|
|
770 ++sandbox;
|
|
|
771 }
|
|
|
772
|
|
|
773 retvar.var_type = VAR_UNKNOWN; /* clear_var() uses this */
|
|
|
774 if (call_func(func, (int)STRLEN(func), &retvar, argc, argvars,
|
|
|
775 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
776 &doesrange, TRUE) == OK)
|
|
|
777 retval = vim_strsave(get_var_string(&retvar));
|
|
|
778
|
|
|
779 clear_var(&retvar);
|
|
|
780 vim_free(argvars);
|
|
|
781
|
|
|
782 if (safe)
|
|
|
783 {
|
|
|
784 --sandbox;
|
|
|
785 restore_funccal(save_funccalp);
|
|
|
786 }
|
|
|
787 return retval;
|
|
|
788 }
|
|
|
789 #endif
|
|
|
790
|
|
|
791 /*
|
|
|
792 * Save the current function call pointer, and set it to NULL.
|
|
|
793 * Used when executing autocommands and for ":source".
|
|
|
794 */
|
|
|
795 void *
|
|
|
796 save_funccal()
|
|
|
797 {
|
|
|
798 struct funccall *fc;
|
|
|
799
|
|
|
800 fc = current_funccal;
|
|
|
801 current_funccal = NULL;
|
|
|
802 return (void *)fc;
|
|
|
803 }
|
|
|
804
|
|
|
805 void
|
|
|
806 restore_funccal(fc)
|
|
|
807 void *fc;
|
|
|
808 {
|
|
|
809 current_funccal = (struct funccall *)fc;
|
|
|
810 }
|
|
|
811
|
|
|
812 #ifdef FEAT_FOLDING
|
|
|
813 /*
|
|
|
814 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
815 * it in "*cp". Doesn't give error messages.
|
|
|
816 */
|
|
|
817 int
|
|
|
818 eval_foldexpr(arg, cp)
|
|
|
819 char_u *arg;
|
|
|
820 int *cp;
|
|
|
821 {
|
|
|
822 var retvar;
|
|
|
823 int retval;
|
|
|
824 char_u *s;
|
|
|
825
|
|
|
826 ++emsg_off;
|
|
|
827 ++sandbox;
|
|
|
828 *cp = NUL;
|
|
|
829 if (eval0(arg, &retvar, NULL, TRUE) == FAIL)
|
|
|
830 retval = 0;
|
|
|
831 else
|
|
|
832 {
|
|
|
833 /* If the result is a number, just return the number. */
|
|
|
834 if (retvar.var_type == VAR_NUMBER)
|
|
|
835 retval = retvar.var_val.var_number;
|
|
|
836 else if (retvar.var_type == VAR_UNKNOWN
|
|
|
837 || retvar.var_val.var_string == NULL)
|
|
|
838 retval = 0;
|
|
|
839 else
|
|
|
840 {
|
|
|
841 /* If the result is a string, check if there is a non-digit before
|
|
|
842 * the number. */
|
|
|
843 s = retvar.var_val.var_string;
|
|
|
844 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
845 *cp = *s++;
|
|
|
846 retval = atol((char *)s);
|
|
|
847 }
|
|
|
848 clear_var(&retvar);
|
|
|
849 }
|
|
|
850 --emsg_off;
|
|
|
851 --sandbox;
|
|
|
852
|
|
|
853 return retval;
|
|
|
854 }
|
|
|
855 #endif
|
|
|
856
|
|
|
857 #ifdef FEAT_MAGIC_BRACES
|
|
|
858 /*
|
|
|
859 * Expands out the 'magic' {}'s in a variable/function name.
|
|
|
860 * Note that this can call itself recursively, to deal with
|
|
|
861 * constructs like foo{bar}{baz}{bam}
|
|
|
862 * The four pointer arguments point to "foo{expre}ss{ion}bar"
|
|
|
863 * "in_start" ^
|
|
|
864 * "expr_start" ^
|
|
|
865 * "expr_end" ^
|
|
|
866 * "in_end" ^
|
|
|
867 *
|
|
|
868 * Returns a new allocated string, which the caller must free.
|
|
|
869 * Returns NULL for failure.
|
|
|
870 */
|
|
|
871 static char_u *
|
|
|
872 make_expanded_name(in_start, expr_start, expr_end, in_end)
|
|
|
873 char_u *in_start;
|
|
|
874 char_u *expr_start;
|
|
|
875 char_u *expr_end;
|
|
|
876 char_u *in_end;
|
|
|
877 {
|
|
|
878 char_u c1;
|
|
|
879 char_u *retval = NULL;
|
|
|
880 char_u *temp_result;
|
|
|
881 char_u *nextcmd = NULL;
|
|
|
882
|
|
|
883 if (expr_end == NULL || in_end == NULL)
|
|
|
884 return NULL;
|
|
|
885 *expr_start = NUL;
|
|
|
886 *expr_end = NUL;
|
|
|
887 c1 = *in_end;
|
|
|
888 *in_end = NUL;
|
|
|
889
|
|
|
890 temp_result = eval_to_string(expr_start + 1, &nextcmd);
|
|
|
891 if (temp_result != NULL && nextcmd == NULL)
|
|
|
892 {
|
|
|
893 retval = alloc((unsigned)(STRLEN(temp_result) + (expr_start - in_start)
|
|
|
894 + (in_end - expr_end) + 1));
|
|
|
895
|
|
|
896 if (retval != NULL)
|
|
|
897 {
|
|
|
898 STRCPY(retval, in_start);
|
|
|
899 STRCAT(retval, temp_result);
|
|
|
900 STRCAT(retval, expr_end + 1);
|
|
|
901 }
|
|
|
902 }
|
|
|
903 vim_free(temp_result);
|
|
|
904
|
|
|
905 *in_end = c1; /* put char back for error messages */
|
|
|
906 *expr_start = '{';
|
|
|
907 *expr_end = '}';
|
|
|
908
|
|
|
909 if (retval != NULL)
|
|
|
910 {
|
|
|
911 temp_result = find_name_end(retval, &expr_start, &expr_end);
|
|
|
912 if (expr_start != NULL)
|
|
|
913 {
|
|
|
914 /* Further expansion! */
|
|
|
915 temp_result = make_expanded_name(retval, expr_start,
|
|
|
916 expr_end, temp_result);
|
|
|
917 vim_free(retval);
|
|
|
918 retval = temp_result;
|
|
|
919 }
|
|
|
920 }
|
|
|
921
|
|
|
922 return retval;
|
|
|
923
|
|
|
924 }
|
|
|
925 #endif /* FEAT_MAGIC_BRACES */
|
|
|
926
|
|
|
927 /*
|
|
|
928 * ":let var = expr" assignment command.
|
|
|
929 * ":let var" list one variable value
|
|
|
930 * ":let" list all variable values
|
|
|
931 */
|
|
|
932 void
|
|
|
933 ex_let(eap)
|
|
|
934 exarg_T *eap;
|
|
|
935 {
|
|
|
936 char_u *arg = eap->arg;
|
|
|
937 char_u *expr;
|
|
|
938 char_u *name;
|
|
|
939 VAR varp;
|
|
|
940 var retvar;
|
|
|
941 char_u *p;
|
|
|
942 int c1 = 0, c2;
|
|
|
943 int i;
|
|
|
944 char_u *expr_start;
|
|
|
945 char_u *expr_end;
|
|
|
946 char_u *name_end;
|
|
|
947
|
|
|
948 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
949 expr = vim_strchr(name_end, '=');
|
|
|
950 if (expr == NULL)
|
|
|
951 {
|
|
|
952 if (ends_excmd(*arg))
|
|
|
953 {
|
|
|
954 if (!eap->skip)
|
|
|
955 {
|
|
|
956 /*
|
|
|
957 * List all variables.
|
|
|
958 */
|
|
|
959 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
|
960 if (VAR_ENTRY(i).var_name != NULL)
|
|
|
961 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
962 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
|
963 if (BVAR_ENTRY(i).var_name != NULL)
|
|
|
964 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
965 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
|
966 if (WVAR_ENTRY(i).var_name != NULL)
|
|
|
967 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
968 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
969 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
970 list_vim_var(i);
|
|
|
971 }
|
|
|
972 }
|
|
|
973 else
|
|
|
974 {
|
|
|
975 int error = FALSE;
|
|
|
976
|
|
|
977 /*
|
|
|
978 * List variables.
|
|
|
979 */
|
|
|
980 while (!ends_excmd(*arg) && !got_int)
|
|
|
981 {
|
|
|
982 char_u *temp_string = NULL;
|
|
|
983 int arg_len;
|
|
|
984
|
|
|
985 /* Find the end of the name. */
|
|
|
986 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
987
|
|
|
988 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
989 {
|
|
|
990 emsg_severe = TRUE;
|
|
|
991 EMSG(_(e_trailing));
|
|
|
992 break;
|
|
|
993 }
|
|
|
994 if (!error && !eap->skip)
|
|
|
995 {
|
|
|
996 #ifdef FEAT_MAGIC_BRACES
|
|
|
997 if (expr_start != NULL)
|
|
|
998 {
|
|
|
999 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1000 expr_end, name_end);
|
|
|
1001 if (temp_string == NULL)
|
|
|
1002 {
|
|
|
1003 /*
|
|
|
1004 * Report an invalid expression in braces, unless
|
|
|
1005 * the expression evaluation has been cancelled due
|
|
|
1006 * to an aborting error, an interrupt, or an
|
|
|
1007 * exception.
|
|
|
1008 */
|
|
|
1009 if (!aborting())
|
|
|
1010 {
|
|
|
1011 emsg_severe = TRUE;
|
|
|
1012 EMSG2(_(e_invarg2), arg);
|
|
|
1013 break;
|
|
|
1014 }
|
|
|
1015 error = TRUE;
|
|
|
1016 arg = skipwhite(name_end);
|
|
|
1017 continue;
|
|
|
1018 }
|
|
|
1019 arg = temp_string;
|
|
|
1020 arg_len = STRLEN(temp_string);
|
|
|
1021 }
|
|
|
1022 else
|
|
|
1023 #endif
|
|
|
1024 {
|
|
|
1025 c1 = *name_end;
|
|
|
1026 *name_end = NUL;
|
|
|
1027 arg_len = (int)(name_end - arg);
|
|
|
1028 }
|
|
|
1029 i = find_vim_var(arg, arg_len);
|
|
|
1030 if (i >= 0)
|
|
|
1031 list_vim_var(i);
|
|
|
1032 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1033 {
|
|
|
1034 char_u numbuf[NUMBUFLEN];
|
|
|
1035
|
|
|
1036 sprintf((char *)numbuf, "%ld",
|
|
|
1037 (long)curbuf->b_changedtick);
|
|
|
1038 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1039 VAR_NUMBER, numbuf);
|
|
|
1040 }
|
|
|
1041 else
|
|
|
1042 {
|
|
|
1043 varp = find_var(arg, FALSE);
|
|
|
1044 if (varp == NULL)
|
|
|
1045 {
|
|
|
1046 /* Skip further arguments but do continue to
|
|
|
1047 * search for a trailing command. */
|
|
|
1048 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1049 error = TRUE;
|
|
|
1050 }
|
|
|
1051 else
|
|
|
1052 {
|
|
|
1053 name = vim_strchr(arg, ':');
|
|
|
1054 if (name != NULL)
|
|
|
1055 {
|
|
|
1056 /* "a:" vars have no name stored, use whole
|
|
|
1057 * arg */
|
|
|
1058 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1059 c2 = NUL;
|
|
|
1060 else
|
|
|
1061 {
|
|
|
1062 c2 = *++name;
|
|
|
1063 *name = NUL;
|
|
|
1064 }
|
|
|
1065 list_one_var(varp, arg);
|
|
|
1066 if (c2 != NUL)
|
|
|
1067 *name = c2;
|
|
|
1068 }
|
|
|
1069 else
|
|
|
1070 list_one_var(varp, (char_u *)"");
|
|
|
1071 }
|
|
|
1072 }
|
|
|
1073 #ifdef FEAT_MAGIC_BRACES
|
|
|
1074 if (expr_start != NULL)
|
|
|
1075 vim_free(temp_string);
|
|
|
1076 else
|
|
|
1077 #endif
|
|
|
1078 *name_end = c1;
|
|
|
1079 }
|
|
|
1080 arg = skipwhite(name_end);
|
|
|
1081 }
|
|
|
1082 }
|
|
|
1083 eap->nextcmd = check_nextcmd(arg);
|
|
|
1084 }
|
|
|
1085 else
|
|
|
1086 {
|
|
|
1087 if (eap->skip)
|
|
|
1088 ++emsg_skip;
|
|
|
1089 i = eval0(expr + 1, &retvar, &eap->nextcmd, !eap->skip);
|
|
|
1090 if (eap->skip)
|
|
|
1091 {
|
|
|
1092 if (i != FAIL)
|
|
|
1093 clear_var(&retvar);
|
|
|
1094 --emsg_skip;
|
|
|
1095 }
|
|
|
1096 else if (i != FAIL)
|
|
|
1097 {
|
|
|
1098 /*
|
|
|
1099 * ":let $VAR = expr": Set environment variable.
|
|
|
1100 */
|
|
|
1101 if (*arg == '$')
|
|
|
1102 {
|
|
|
1103 int len;
|
|
|
1104 int cc;
|
|
|
1105
|
|
|
1106 /* Find the end of the name. */
|
|
|
1107 ++arg;
|
|
|
1108 name = arg;
|
|
|
1109 len = get_env_len(&arg);
|
|
|
1110 if (len == 0)
|
|
|
1111 EMSG2(_(e_invarg2), name - 1);
|
|
|
1112 else
|
|
|
1113 {
|
|
|
1114 if (*skipwhite(arg) != '=')
|
|
|
1115 EMSG(_(e_letunexp));
|
|
|
1116 else
|
|
|
1117 {
|
|
|
1118 cc = name[len];
|
|
|
1119 name[len] = NUL;
|
|
|
1120 p = get_var_string(&retvar);
|
|
|
1121 vim_setenv(name, p);
|
|
|
1122 if (STRICMP(name, "HOME") == 0)
|
|
|
1123 init_homedir();
|
|
|
1124 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1125 didset_vim = FALSE;
|
|
|
1126 else if (didset_vimruntime
|
|
|
1127 && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1128 didset_vimruntime = FALSE;
|
|
|
1129 name[len] = cc;
|
|
|
1130 }
|
|
|
1131 }
|
|
|
1132 }
|
|
|
1133
|
|
|
1134 /*
|
|
|
1135 * ":let &option = expr": Set option value.
|
|
|
1136 * ":let &l:option = expr": Set local option value.
|
|
|
1137 * ":let &g:option = expr": Set global option value.
|
|
|
1138 */
|
|
|
1139 else if (*arg == '&')
|
|
|
1140 {
|
|
|
1141 int opt_flags;
|
|
|
1142
|
|
|
1143 /*
|
|
|
1144 * Find the end of the name;
|
|
|
1145 */
|
|
|
1146 p = find_option_end(&arg, &opt_flags);
|
|
|
1147 if (p == NULL || *skipwhite(p) != '=')
|
|
|
1148 EMSG(_(e_letunexp));
|
|
|
1149 else
|
|
|
1150 {
|
|
|
1151 c1 = *p;
|
|
|
1152 *p = NUL;
|
|
|
1153 set_option_value(arg, get_var_number(&retvar),
|
|
|
1154 get_var_string(&retvar), opt_flags);
|
|
|
1155 *p = c1; /* put back for error messages */
|
|
|
1156 }
|
|
|
1157 }
|
|
|
1158
|
|
|
1159 /*
|
|
|
1160 * ":let @r = expr": Set register contents.
|
|
|
1161 */
|
|
|
1162 else if (*arg == '@')
|
|
|
1163 {
|
|
|
1164 ++arg;
|
|
|
1165 if (*skipwhite(arg + 1) != '=')
|
|
|
1166 EMSG(_(e_letunexp));
|
|
|
1167 else
|
|
|
1168 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1169 get_var_string(&retvar), -1, FALSE);
|
|
|
1170 }
|
|
|
1171
|
|
|
1172 /*
|
|
|
1173 * ":let var = expr": Set internal variable.
|
|
|
1174 */
|
|
|
1175 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1176 {
|
|
|
1177 /* Find the end of the name. */
|
|
|
1178 p = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1179
|
|
|
1180 if (*skipwhite(p) != '=')
|
|
|
1181 EMSG(_(e_letunexp));
|
|
|
1182 else if (p - arg == 13
|
|
|
1183 && STRNCMP(arg, "b:changedtick", 13) == 0)
|
|
|
1184 EMSG2(_(e_readonlyvar), arg);
|
|
|
1185 #ifdef FEAT_MAGIC_BRACES
|
|
|
1186 else if (expr_start != NULL)
|
|
|
1187 {
|
|
|
1188 char_u *temp_string;
|
|
|
1189
|
|
|
1190 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1191 expr_end, p);
|
|
|
1192 if (temp_string == NULL)
|
|
|
1193 {
|
|
|
1194 /*
|
|
|
1195 * Report an invalid expression in braces, unless the
|
|
|
1196 * expression evaluation has been cancelled due to an
|
|
|
1197 * aborting error, an interrupt, or an exception.
|
|
|
1198 */
|
|
|
1199 if (!aborting())
|
|
|
1200 EMSG2(_(e_invarg2), arg);
|
|
|
1201 }
|
|
|
1202 else
|
|
|
1203 {
|
|
|
1204 set_var(temp_string, &retvar);
|
|
|
1205 vim_free(temp_string);
|
|
|
1206 }
|
|
|
1207 }
|
|
|
1208 #endif
|
|
|
1209 else
|
|
|
1210 {
|
|
|
1211 c1 = *p;
|
|
|
1212 *p = NUL;
|
|
|
1213 set_var(arg, &retvar);
|
|
|
1214 *p = c1; /* put char back for error messages */
|
|
|
1215 }
|
|
|
1216 }
|
|
|
1217
|
|
|
1218 else
|
|
|
1219 {
|
|
|
1220 EMSG2(_(e_invarg2), arg);
|
|
|
1221 }
|
|
|
1222
|
|
|
1223 clear_var(&retvar);
|
|
|
1224 }
|
|
|
1225 }
|
|
|
1226 }
|
|
|
1227
|
|
|
1228 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1229
|
|
|
1230 void
|
|
|
1231 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1232 expand_T *xp;
|
|
|
1233 char_u *arg;
|
|
|
1234 cmdidx_T cmdidx;
|
|
|
1235 {
|
|
|
1236 int got_eq = FALSE;
|
|
|
1237 int c;
|
|
|
1238
|
|
|
1239 xp->xp_context = cmdidx == CMD_let ? EXPAND_USER_VARS
|
|
|
1240 : cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1241 : EXPAND_EXPRESSION;
|
|
|
1242 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1243 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1244 {
|
|
|
1245 c = *xp->xp_pattern;
|
|
|
1246 if (c == '&')
|
|
|
1247 {
|
|
|
1248 c = xp->xp_pattern[1];
|
|
|
1249 if (c == '&')
|
|
|
1250 {
|
|
|
1251 ++xp->xp_pattern;
|
|
|
1252 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1253 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1254 }
|
|
|
1255 else if (c != ' ')
|
|
|
1256 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1257 }
|
|
|
1258 else if (c == '$')
|
|
|
1259 {
|
|
|
1260 /* environment variable */
|
|
|
1261 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1262 }
|
|
|
1263 else if (c == '=')
|
|
|
1264 {
|
|
|
1265 got_eq = TRUE;
|
|
|
1266 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1267 }
|
|
|
1268 else if (c == '<'
|
|
|
1269 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1270 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1271 {
|
|
|
1272 /* Function name can start with "<SNR>" */
|
|
|
1273 break;
|
|
|
1274 }
|
|
|
1275 else if (cmdidx != CMD_let || got_eq)
|
|
|
1276 {
|
|
|
1277 if (c == '"') /* string */
|
|
|
1278 {
|
|
|
1279 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1280 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1281 ++xp->xp_pattern;
|
|
|
1282 xp->xp_context = EXPAND_NOTHING;
|
|
|
1283 }
|
|
|
1284 else if (c == '\'') /* literal string */
|
|
|
1285 {
|
|
|
1286 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1287 /* skip */ ;
|
|
|
1288 xp->xp_context = EXPAND_NOTHING;
|
|
|
1289 }
|
|
|
1290 else if (c == '|')
|
|
|
1291 {
|
|
|
1292 if (xp->xp_pattern[1] == '|')
|
|
|
1293 {
|
|
|
1294 ++xp->xp_pattern;
|
|
|
1295 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1296 }
|
|
|
1297 else
|
|
|
1298 xp->xp_context = EXPAND_COMMANDS;
|
|
|
1299 }
|
|
|
1300 else
|
|
|
1301 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1302 }
|
|
|
1303 else
|
|
|
1304 xp->xp_context = EXPAND_NOTHING;
|
|
|
1305 arg = xp->xp_pattern;
|
|
|
1306 if (*arg != NUL)
|
|
|
1307 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
1308 /* skip */ ;
|
|
|
1309 }
|
|
|
1310 xp->xp_pattern = arg;
|
|
|
1311 }
|
|
|
1312
|
|
|
1313 #endif /* FEAT_CMDL_COMPL */
|
|
|
1314
|
|
|
1315 /*
|
|
|
1316 * ":1,25call func(arg1, arg2)" function call.
|
|
|
1317 */
|
|
|
1318 void
|
|
|
1319 ex_call(eap)
|
|
|
1320 exarg_T *eap;
|
|
|
1321 {
|
|
|
1322 char_u *arg = eap->arg;
|
|
|
1323 char_u *startarg;
|
|
|
1324 char_u *alias;
|
|
|
1325 char_u *name;
|
|
|
1326 var retvar;
|
|
|
1327 int len;
|
|
|
1328 linenr_T lnum;
|
|
|
1329 int doesrange;
|
|
|
1330 int failed = FALSE;
|
|
|
1331
|
|
|
1332 name = arg;
|
|
|
1333 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
1334 if (len == 0)
|
|
|
1335 goto end;
|
|
|
1336 if (alias != NULL)
|
|
|
1337 name = alias;
|
|
|
1338
|
|
|
1339 startarg = arg;
|
|
|
1340 retvar.var_type = VAR_UNKNOWN; /* clear_var() uses this */
|
|
|
1341
|
|
|
1342 if (*startarg != '(')
|
|
|
1343 {
|
|
|
1344 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
1345 goto end;
|
|
|
1346 }
|
|
|
1347
|
|
|
1348 /*
|
|
|
1349 * When skipping, evaluate the function once, to find the end of the
|
|
|
1350 * arguments.
|
|
|
1351 * When the function takes a range, this is discovered after the first
|
|
|
1352 * call, and the loop is broken.
|
|
|
1353 */
|
|
|
1354 if (eap->skip)
|
|
|
1355 {
|
|
|
1356 ++emsg_skip;
|
|
|
1357 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
1358 }
|
|
|
1359 else
|
|
|
1360 lnum = eap->line1;
|
|
|
1361 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
1362 {
|
|
|
1363 if (!eap->skip && eap->addr_count > 0)
|
|
|
1364 {
|
|
|
1365 curwin->w_cursor.lnum = lnum;
|
|
|
1366 curwin->w_cursor.col = 0;
|
|
|
1367 }
|
|
|
1368 arg = startarg;
|
|
|
1369 if (get_func_var(name, len, &retvar, &arg,
|
|
|
1370 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
1371 {
|
|
|
1372 failed = TRUE;
|
|
|
1373 break;
|
|
|
1374 }
|
|
|
1375 clear_var(&retvar);
|
|
|
1376 if (doesrange || eap->skip)
|
|
|
1377 break;
|
|
|
1378 /* Stop when immediately aborting on error, or when an interrupt
|
|
|
1379 * occurred or an exception was thrown but not caught. get_func_var()
|
|
|
1380 * returned OK, so that the check for trailing characters below is
|
|
|
1381 * executed. */
|
|
|
1382 if (aborting())
|
|
|
1383 break;
|
|
|
1384 }
|
|
|
1385 if (eap->skip)
|
|
|
1386 --emsg_skip;
|
|
|
1387
|
|
|
1388 if (!failed)
|
|
|
1389 {
|
|
|
1390 /* Check for trailing illegal characters and a following command. */
|
|
|
1391 if (!ends_excmd(*arg))
|
|
|
1392 {
|
|
|
1393 emsg_severe = TRUE;
|
|
|
1394 EMSG(_(e_trailing));
|
|
|
1395 }
|
|
|
1396 else
|
|
|
1397 eap->nextcmd = check_nextcmd(arg);
|
|
|
1398 }
|
|
|
1399
|
|
|
1400 end:
|
|
|
1401 if (alias != NULL)
|
|
|
1402 vim_free(alias);
|
|
|
1403 }
|
|
|
1404
|
|
|
1405 /*
|
|
|
1406 * ":unlet[!] var1 ... " command.
|
|
|
1407 */
|
|
|
1408 void
|
|
|
1409 ex_unlet(eap)
|
|
|
1410 exarg_T *eap;
|
|
|
1411 {
|
|
|
1412 char_u *arg = eap->arg;
|
|
|
1413 char_u *name_end;
|
|
|
1414 char_u cc;
|
|
|
1415 char_u *expr_start;
|
|
|
1416 char_u *expr_end;
|
|
|
1417 int error = FALSE;
|
|
|
1418
|
|
|
1419 do
|
|
|
1420 {
|
|
|
1421 /* Find the end of the name. */
|
|
|
1422 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1423
|
|
|
1424 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1425 {
|
|
|
1426 emsg_severe = TRUE;
|
|
|
1427 EMSG(_(e_trailing));
|
|
|
1428 break;
|
|
|
1429 }
|
|
|
1430
|
|
|
1431 if (!error && !eap->skip)
|
|
|
1432 {
|
|
|
1433 #ifdef FEAT_MAGIC_BRACES
|
|
|
1434 if (expr_start != NULL)
|
|
|
1435 {
|
|
|
1436 char_u *temp_string;
|
|
|
1437
|
|
|
1438 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1439 expr_end, name_end);
|
|
|
1440 if (temp_string == NULL)
|
|
|
1441 {
|
|
|
1442 /*
|
|
|
1443 * Report an invalid expression in braces, unless the
|
|
|
1444 * expression evaluation has been cancelled due to an
|
|
|
1445 * aborting error, an interrupt, or an exception.
|
|
|
1446 */
|
|
|
1447 if (!aborting())
|
|
|
1448 {
|
|
|
1449 emsg_severe = TRUE;
|
|
|
1450 EMSG2(_(e_invarg2), arg);
|
|
|
1451 break;
|
|
|
1452 }
|
|
|
1453 error = TRUE;
|
|
|
1454 }
|
|
|
1455 else
|
|
|
1456 {
|
|
|
1457 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
1458 {
|
|
|
1459 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
1460 error = TRUE;
|
|
|
1461 }
|
|
|
1462 vim_free(temp_string);
|
|
|
1463 }
|
|
|
1464 }
|
|
|
1465 else
|
|
|
1466 #endif
|
|
|
1467 {
|
|
|
1468 cc = *name_end;
|
|
|
1469 *name_end = NUL;
|
|
|
1470
|
|
|
1471 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
1472 {
|
|
|
1473 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
1474 error = TRUE;
|
|
|
1475 }
|
|
|
1476
|
|
|
1477 *name_end = cc;
|
|
|
1478 }
|
|
|
1479 }
|
|
|
1480 arg = skipwhite(name_end);
|
|
|
1481 } while (!ends_excmd(*arg));
|
|
|
1482
|
|
|
1483 eap->nextcmd = check_nextcmd(arg);
|
|
|
1484 }
|
|
|
1485
|
|
|
1486 /*
|
|
|
1487 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
1488 */
|
|
|
1489 int
|
|
|
1490 do_unlet(name)
|
|
|
1491 char_u *name;
|
|
|
1492 {
|
|
|
1493 VAR v;
|
|
|
1494
|
|
|
1495 v = find_var(name, TRUE);
|
|
|
1496 if (v != NULL)
|
|
|
1497 {
|
|
|
1498 var_free_one(v);
|
|
|
1499 return OK;
|
|
|
1500 }
|
|
|
1501 return FAIL;
|
|
|
1502 }
|
|
|
1503
|
|
|
1504 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
1505 /*
|
|
|
1506 * Delete all "menutrans_" variables.
|
|
|
1507 */
|
|
|
1508 void
|
|
|
1509 del_menutrans_vars()
|
|
|
1510 {
|
|
|
1511 int i;
|
|
|
1512
|
|
|
1513 for (i = 0; i < variables.ga_len; ++i)
|
|
|
1514 if (VAR_ENTRY(i).var_name != NULL
|
|
|
1515 && STRNCMP(VAR_ENTRY(i).var_name, "menutrans_", 10) == 0)
|
|
|
1516 var_free_one(&VAR_ENTRY(i));
|
|
|
1517 }
|
|
|
1518 #endif
|
|
|
1519
|
|
|
1520 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1521
|
|
|
1522 /*
|
|
|
1523 * Local string buffer for the next two functions to store a variable name
|
|
|
1524 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
1525 * get_user_var_name().
|
|
|
1526 */
|
|
|
1527
|
|
|
1528 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
1529
|
|
|
1530 static char_u *varnamebuf = NULL;
|
|
|
1531 static int varnamebuflen = 0;
|
|
|
1532
|
|
|
1533 /*
|
|
|
1534 * Function to concatenate a prefix and a variable name.
|
|
|
1535 */
|
|
|
1536 static char_u *
|
|
|
1537 cat_prefix_varname(prefix, name)
|
|
|
1538 int prefix;
|
|
|
1539 char_u *name;
|
|
|
1540 {
|
|
|
1541 int len;
|
|
|
1542
|
|
|
1543 len = (int)STRLEN(name) + 3;
|
|
|
1544 if (len > varnamebuflen)
|
|
|
1545 {
|
|
|
1546 vim_free(varnamebuf);
|
|
|
1547 len += 10; /* some additional space */
|
|
|
1548 varnamebuf = alloc(len);
|
|
|
1549 if (varnamebuf == NULL)
|
|
|
1550 {
|
|
|
1551 varnamebuflen = 0;
|
|
|
1552 return NULL;
|
|
|
1553 }
|
|
|
1554 varnamebuflen = len;
|
|
|
1555 }
|
|
|
1556 *varnamebuf = prefix;
|
|
|
1557 varnamebuf[1] = ':';
|
|
|
1558 STRCPY(varnamebuf + 2, name);
|
|
|
1559 return varnamebuf;
|
|
|
1560 }
|
|
|
1561
|
|
|
1562 /*
|
|
|
1563 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
1564 * (global/buffer/window/built-in) variable names.
|
|
|
1565 */
|
|
|
1566 /*ARGSUSED*/
|
|
|
1567 char_u *
|
|
|
1568 get_user_var_name(xp, idx)
|
|
|
1569 expand_T *xp;
|
|
|
1570 int idx;
|
|
|
1571 {
|
|
|
1572 static int gidx;
|
|
|
1573 static int bidx;
|
|
|
1574 static int widx;
|
|
|
1575 static int vidx;
|
|
|
1576 char_u *name;
|
|
|
1577
|
|
|
1578 if (idx == 0)
|
|
|
1579 gidx = bidx = widx = vidx = 0;
|
|
|
1580 if (gidx < variables.ga_len) /* Global variables */
|
|
|
1581 {
|
|
|
1582 while ((name = VAR_ENTRY(gidx++).var_name) == NULL
|
|
|
1583 && gidx < variables.ga_len)
|
|
|
1584 /* skip */;
|
|
|
1585 if (name != NULL)
|
|
|
1586 {
|
|
|
1587 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
1588 return cat_prefix_varname('g', name);
|
|
|
1589 else
|
|
|
1590 return name;
|
|
|
1591 }
|
|
|
1592 }
|
|
|
1593 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
1594 {
|
|
|
1595 while ((name = BVAR_ENTRY(bidx++).var_name) == NULL
|
|
|
1596 && bidx < curbuf->b_vars.ga_len)
|
|
|
1597 /* skip */;
|
|
|
1598 if (name != NULL)
|
|
|
1599 return cat_prefix_varname('b', name);
|
|
|
1600 }
|
|
|
1601 if (bidx == curbuf->b_vars.ga_len)
|
|
|
1602 {
|
|
|
1603 ++bidx;
|
|
|
1604 return (char_u *)"b:changedtick";
|
|
|
1605 }
|
|
|
1606 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
1607 {
|
|
|
1608 while ((name = WVAR_ENTRY(widx++).var_name) == NULL
|
|
|
1609 && widx < curwin->w_vars.ga_len)
|
|
|
1610 /* skip */;
|
|
|
1611 if (name != NULL)
|
|
|
1612 return cat_prefix_varname('w', name);
|
|
|
1613 }
|
|
|
1614 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
1615 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
1616
|
|
|
1617 vim_free(varnamebuf);
|
|
|
1618 varnamebuf = NULL;
|
|
|
1619 varnamebuflen = 0;
|
|
|
1620 return NULL;
|
|
|
1621 }
|
|
|
1622
|
|
|
1623 #endif /* FEAT_CMDL_COMPL */
|
|
|
1624
|
|
|
1625 /*
|
|
|
1626 * types for expressions.
|
|
|
1627 */
|
|
|
1628 typedef enum
|
|
|
1629 {
|
|
|
1630 TYPE_UNKNOWN = 0
|
|
|
1631 , TYPE_EQUAL /* == */
|
|
|
1632 , TYPE_NEQUAL /* != */
|
|
|
1633 , TYPE_GREATER /* > */
|
|
|
1634 , TYPE_GEQUAL /* >= */
|
|
|
1635 , TYPE_SMALLER /* < */
|
|
|
1636 , TYPE_SEQUAL /* <= */
|
|
|
1637 , TYPE_MATCH /* =~ */
|
|
|
1638 , TYPE_NOMATCH /* !~ */
|
|
|
1639 } exptype_T;
|
|
|
1640
|
|
|
1641 /*
|
|
|
1642 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
|
1643 * executed. The function may return OK, but the retvar will be of type
|
|
|
1644 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
1645 */
|
|
|
1646
|
|
|
1647 /*
|
|
|
1648 * Handle zero level expression.
|
|
|
1649 * This calls eval1() and handles error message and nextcmd.
|
|
|
1650 * Return OK or FAIL.
|
|
|
1651 */
|
|
|
1652 static int
|
|
|
1653 eval0(arg, retvar, nextcmd, evaluate)
|
|
|
1654 char_u *arg;
|
|
|
1655 VAR retvar;
|
|
|
1656 char_u **nextcmd;
|
|
|
1657 int evaluate;
|
|
|
1658 {
|
|
|
1659 int ret;
|
|
|
1660 char_u *p;
|
|
|
1661
|
|
|
1662 p = skipwhite(arg);
|
|
|
1663 ret = eval1(&p, retvar, evaluate);
|
|
|
1664 if (ret == FAIL || !ends_excmd(*p))
|
|
|
1665 {
|
|
|
1666 if (ret != FAIL)
|
|
|
1667 clear_var(retvar);
|
|
|
1668 /*
|
|
|
1669 * Report the invalid expression unless the expression evaluation has
|
|
|
1670 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
1671 * exception.
|
|
|
1672 */
|
|
|
1673 if (!aborting())
|
|
|
1674 EMSG2(_(e_invexpr2), arg);
|
|
|
1675 ret = FAIL;
|
|
|
1676 }
|
|
|
1677 if (nextcmd != NULL)
|
|
|
1678 *nextcmd = check_nextcmd(p);
|
|
|
1679
|
|
|
1680 return ret;
|
|
|
1681 }
|
|
|
1682
|
|
|
1683 /*
|
|
|
1684 * Handle top level expression:
|
|
|
1685 * expr1 ? expr0 : expr0
|
|
|
1686 *
|
|
|
1687 * "arg" must point to the first non-white of the expression.
|
|
|
1688 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1689 *
|
|
|
1690 * Return OK or FAIL.
|
|
|
1691 */
|
|
|
1692 static int
|
|
|
1693 eval1(arg, retvar, evaluate)
|
|
|
1694 char_u **arg;
|
|
|
1695 VAR retvar;
|
|
|
1696 int evaluate;
|
|
|
1697 {
|
|
|
1698 int result;
|
|
|
1699 var var2;
|
|
|
1700
|
|
|
1701 /*
|
|
|
1702 * Get the first variable.
|
|
|
1703 */
|
|
|
1704 if (eval2(arg, retvar, evaluate) == FAIL)
|
|
|
1705 return FAIL;
|
|
|
1706
|
|
|
1707 if ((*arg)[0] == '?')
|
|
|
1708 {
|
|
|
1709 result = FALSE;
|
|
|
1710 if (evaluate)
|
|
|
1711 {
|
|
|
1712 if (get_var_number(retvar) != 0)
|
|
|
1713 result = TRUE;
|
|
|
1714 clear_var(retvar);
|
|
|
1715 }
|
|
|
1716
|
|
|
1717 /*
|
|
|
1718 * Get the second variable.
|
|
|
1719 */
|
|
|
1720 *arg = skipwhite(*arg + 1);
|
|
|
1721 if (eval1(arg, retvar, evaluate && result) == FAIL) /* recursive! */
|
|
|
1722 return FAIL;
|
|
|
1723
|
|
|
1724 /*
|
|
|
1725 * Check for the ":".
|
|
|
1726 */
|
|
|
1727 if ((*arg)[0] != ':')
|
|
|
1728 {
|
|
|
1729 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
1730 if (evaluate && result)
|
|
|
1731 clear_var(retvar);
|
|
|
1732 return FAIL;
|
|
|
1733 }
|
|
|
1734
|
|
|
1735 /*
|
|
|
1736 * Get the third variable.
|
|
|
1737 */
|
|
|
1738 *arg = skipwhite(*arg + 1);
|
|
|
1739 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
1740 {
|
|
|
1741 if (evaluate && result)
|
|
|
1742 clear_var(retvar);
|
|
|
1743 return FAIL;
|
|
|
1744 }
|
|
|
1745 if (evaluate && !result)
|
|
|
1746 *retvar = var2;
|
|
|
1747 }
|
|
|
1748
|
|
|
1749 return OK;
|
|
|
1750 }
|
|
|
1751
|
|
|
1752 /*
|
|
|
1753 * Handle first level expression:
|
|
|
1754 * expr2 || expr2 || expr2 logical OR
|
|
|
1755 *
|
|
|
1756 * "arg" must point to the first non-white of the expression.
|
|
|
1757 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1758 *
|
|
|
1759 * Return OK or FAIL.
|
|
|
1760 */
|
|
|
1761 static int
|
|
|
1762 eval2(arg, retvar, evaluate)
|
|
|
1763 char_u **arg;
|
|
|
1764 VAR retvar;
|
|
|
1765 int evaluate;
|
|
|
1766 {
|
|
|
1767 var var2;
|
|
|
1768 long result;
|
|
|
1769 int first;
|
|
|
1770
|
|
|
1771 /*
|
|
|
1772 * Get the first variable.
|
|
|
1773 */
|
|
|
1774 if (eval3(arg, retvar, evaluate) == FAIL)
|
|
|
1775 return FAIL;
|
|
|
1776
|
|
|
1777 /*
|
|
|
1778 * Repeat until there is no following "||".
|
|
|
1779 */
|
|
|
1780 first = TRUE;
|
|
|
1781 result = FALSE;
|
|
|
1782 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
1783 {
|
|
|
1784 if (evaluate && first)
|
|
|
1785 {
|
|
|
1786 if (get_var_number(retvar) != 0)
|
|
|
1787 result = TRUE;
|
|
|
1788 clear_var(retvar);
|
|
|
1789 first = FALSE;
|
|
|
1790 }
|
|
|
1791
|
|
|
1792 /*
|
|
|
1793 * Get the second variable.
|
|
|
1794 */
|
|
|
1795 *arg = skipwhite(*arg + 2);
|
|
|
1796 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
1797 return FAIL;
|
|
|
1798
|
|
|
1799 /*
|
|
|
1800 * Compute the result.
|
|
|
1801 */
|
|
|
1802 if (evaluate && !result)
|
|
|
1803 {
|
|
|
1804 if (get_var_number(&var2) != 0)
|
|
|
1805 result = TRUE;
|
|
|
1806 clear_var(&var2);
|
|
|
1807 }
|
|
|
1808 if (evaluate)
|
|
|
1809 {
|
|
|
1810 retvar->var_type = VAR_NUMBER;
|
|
|
1811 retvar->var_val.var_number = result;
|
|
|
1812 }
|
|
|
1813 }
|
|
|
1814
|
|
|
1815 return OK;
|
|
|
1816 }
|
|
|
1817
|
|
|
1818 /*
|
|
|
1819 * Handle second level expression:
|
|
|
1820 * expr3 && expr3 && expr3 logical AND
|
|
|
1821 *
|
|
|
1822 * "arg" must point to the first non-white of the expression.
|
|
|
1823 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1824 *
|
|
|
1825 * Return OK or FAIL.
|
|
|
1826 */
|
|
|
1827 static int
|
|
|
1828 eval3(arg, retvar, evaluate)
|
|
|
1829 char_u **arg;
|
|
|
1830 VAR retvar;
|
|
|
1831 int evaluate;
|
|
|
1832 {
|
|
|
1833 var var2;
|
|
|
1834 long result;
|
|
|
1835 int first;
|
|
|
1836
|
|
|
1837 /*
|
|
|
1838 * Get the first variable.
|
|
|
1839 */
|
|
|
1840 if (eval4(arg, retvar, evaluate) == FAIL)
|
|
|
1841 return FAIL;
|
|
|
1842
|
|
|
1843 /*
|
|
|
1844 * Repeat until there is no following "&&".
|
|
|
1845 */
|
|
|
1846 first = TRUE;
|
|
|
1847 result = TRUE;
|
|
|
1848 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
1849 {
|
|
|
1850 if (evaluate && first)
|
|
|
1851 {
|
|
|
1852 if (get_var_number(retvar) == 0)
|
|
|
1853 result = FALSE;
|
|
|
1854 clear_var(retvar);
|
|
|
1855 first = FALSE;
|
|
|
1856 }
|
|
|
1857
|
|
|
1858 /*
|
|
|
1859 * Get the second variable.
|
|
|
1860 */
|
|
|
1861 *arg = skipwhite(*arg + 2);
|
|
|
1862 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
1863 return FAIL;
|
|
|
1864
|
|
|
1865 /*
|
|
|
1866 * Compute the result.
|
|
|
1867 */
|
|
|
1868 if (evaluate && result)
|
|
|
1869 {
|
|
|
1870 if (get_var_number(&var2) == 0)
|
|
|
1871 result = FALSE;
|
|
|
1872 clear_var(&var2);
|
|
|
1873 }
|
|
|
1874 if (evaluate)
|
|
|
1875 {
|
|
|
1876 retvar->var_type = VAR_NUMBER;
|
|
|
1877 retvar->var_val.var_number = result;
|
|
|
1878 }
|
|
|
1879 }
|
|
|
1880
|
|
|
1881 return OK;
|
|
|
1882 }
|
|
|
1883
|
|
|
1884 /*
|
|
|
1885 * Handle third level expression:
|
|
|
1886 * var1 == var2
|
|
|
1887 * var1 =~ var2
|
|
|
1888 * var1 != var2
|
|
|
1889 * var1 !~ var2
|
|
|
1890 * var1 > var2
|
|
|
1891 * var1 >= var2
|
|
|
1892 * var1 < var2
|
|
|
1893 * var1 <= var2
|
|
|
1894 *
|
|
|
1895 * "arg" must point to the first non-white of the expression.
|
|
|
1896 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1897 *
|
|
|
1898 * Return OK or FAIL.
|
|
|
1899 */
|
|
|
1900 static int
|
|
|
1901 eval4(arg, retvar, evaluate)
|
|
|
1902 char_u **arg;
|
|
|
1903 VAR retvar;
|
|
|
1904 int evaluate;
|
|
|
1905 {
|
|
|
1906 var var2;
|
|
|
1907 char_u *p;
|
|
|
1908 int i;
|
|
|
1909 exptype_T type = TYPE_UNKNOWN;
|
|
|
1910 int len = 2;
|
|
|
1911 long n1, n2;
|
|
|
1912 char_u *s1, *s2;
|
|
|
1913 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
1914 regmatch_T regmatch;
|
|
|
1915 int ic;
|
|
|
1916 char_u *save_cpo;
|
|
|
1917
|
|
|
1918 /*
|
|
|
1919 * Get the first variable.
|
|
|
1920 */
|
|
|
1921 if (eval5(arg, retvar, evaluate) == FAIL)
|
|
|
1922 return FAIL;
|
|
|
1923
|
|
|
1924 p = *arg;
|
|
|
1925 switch (p[0])
|
|
|
1926 {
|
|
|
1927 case '=': if (p[1] == '=')
|
|
|
1928 type = TYPE_EQUAL;
|
|
|
1929 else if (p[1] == '~')
|
|
|
1930 type = TYPE_MATCH;
|
|
|
1931 break;
|
|
|
1932 case '!': if (p[1] == '=')
|
|
|
1933 type = TYPE_NEQUAL;
|
|
|
1934 else if (p[1] == '~')
|
|
|
1935 type = TYPE_NOMATCH;
|
|
|
1936 break;
|
|
|
1937 case '>': if (p[1] != '=')
|
|
|
1938 {
|
|
|
1939 type = TYPE_GREATER;
|
|
|
1940 len = 1;
|
|
|
1941 }
|
|
|
1942 else
|
|
|
1943 type = TYPE_GEQUAL;
|
|
|
1944 break;
|
|
|
1945 case '<': if (p[1] != '=')
|
|
|
1946 {
|
|
|
1947 type = TYPE_SMALLER;
|
|
|
1948 len = 1;
|
|
|
1949 }
|
|
|
1950 else
|
|
|
1951 type = TYPE_SEQUAL;
|
|
|
1952 break;
|
|
|
1953 }
|
|
|
1954
|
|
|
1955 /*
|
|
|
1956 * If there is a comparitive operator, use it.
|
|
|
1957 */
|
|
|
1958 if (type != TYPE_UNKNOWN)
|
|
|
1959 {
|
|
|
1960 /* extra question mark appended: ignore case */
|
|
|
1961 if (p[len] == '?')
|
|
|
1962 {
|
|
|
1963 ic = TRUE;
|
|
|
1964 ++len;
|
|
|
1965 }
|
|
|
1966 /* extra '#' appended: match case */
|
|
|
1967 else if (p[len] == '#')
|
|
|
1968 {
|
|
|
1969 ic = FALSE;
|
|
|
1970 ++len;
|
|
|
1971 }
|
|
|
1972 /* nothing appened: use 'ignorecase' */
|
|
|
1973 else
|
|
|
1974 ic = p_ic;
|
|
|
1975
|
|
|
1976 /*
|
|
|
1977 * Get the second variable.
|
|
|
1978 */
|
|
|
1979 *arg = skipwhite(p + len);
|
|
|
1980 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
1981 {
|
|
|
1982 clear_var(retvar);
|
|
|
1983 return FAIL;
|
|
|
1984 }
|
|
|
1985
|
|
|
1986 if (evaluate)
|
|
|
1987 {
|
|
|
1988 /*
|
|
|
1989 * If one of the two variables is a number, compare as a number.
|
|
|
1990 * When using "=~" or "!~", always compare as string.
|
|
|
1991 */
|
|
|
1992 if ((retvar->var_type == VAR_NUMBER || var2.var_type == VAR_NUMBER)
|
|
|
1993 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
1994 {
|
|
|
1995 n1 = get_var_number(retvar);
|
|
|
1996 n2 = get_var_number(&var2);
|
|
|
1997 switch (type)
|
|
|
1998 {
|
|
|
1999 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2000 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2001 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2002 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2003 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2004 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2005 case TYPE_UNKNOWN:
|
|
|
2006 case TYPE_MATCH:
|
|
|
2007 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2008 }
|
|
|
2009 }
|
|
|
2010 else
|
|
|
2011 {
|
|
|
2012 s1 = get_var_string_buf(retvar, buf1);
|
|
|
2013 s2 = get_var_string_buf(&var2, buf2);
|
|
|
2014 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2015 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2016 else
|
|
|
2017 i = 0;
|
|
|
2018 n1 = FALSE;
|
|
|
2019 switch (type)
|
|
|
2020 {
|
|
|
2021 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2022 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2023 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2024 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2025 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2026 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2027
|
|
|
2028 case TYPE_MATCH:
|
|
|
2029 case TYPE_NOMATCH:
|
|
|
2030 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2031 save_cpo = p_cpo;
|
|
|
2032 p_cpo = (char_u *)"";
|
|
|
2033 regmatch.regprog = vim_regcomp(s2,
|
|
|
2034 RE_MAGIC + RE_STRING);
|
|
|
2035 regmatch.rm_ic = ic;
|
|
|
2036 if (regmatch.regprog != NULL)
|
|
|
2037 {
|
|
|
2038 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2039 vim_free(regmatch.regprog);
|
|
|
2040 if (type == TYPE_NOMATCH)
|
|
|
2041 n1 = !n1;
|
|
|
2042 }
|
|
|
2043 p_cpo = save_cpo;
|
|
|
2044 break;
|
|
|
2045
|
|
|
2046 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2047 }
|
|
|
2048 }
|
|
|
2049 clear_var(retvar);
|
|
|
2050 clear_var(&var2);
|
|
|
2051 retvar->var_type = VAR_NUMBER;
|
|
|
2052 retvar->var_val.var_number = n1;
|
|
|
2053 }
|
|
|
2054 }
|
|
|
2055
|
|
|
2056 return OK;
|
|
|
2057 }
|
|
|
2058
|
|
|
2059 /*
|
|
|
2060 * Handle fourth level expression:
|
|
|
2061 * + number addition
|
|
|
2062 * - number subtraction
|
|
|
2063 * . string concatenation
|
|
|
2064 *
|
|
|
2065 * "arg" must point to the first non-white of the expression.
|
|
|
2066 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2067 *
|
|
|
2068 * Return OK or FAIL.
|
|
|
2069 */
|
|
|
2070 static int
|
|
|
2071 eval5(arg, retvar, evaluate)
|
|
|
2072 char_u **arg;
|
|
|
2073 VAR retvar;
|
|
|
2074 int evaluate;
|
|
|
2075 {
|
|
|
2076 var var2;
|
|
|
2077 int op;
|
|
|
2078 long n1, n2;
|
|
|
2079 char_u *s1, *s2;
|
|
|
2080 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2081 char_u *p;
|
|
|
2082
|
|
|
2083 /*
|
|
|
2084 * Get the first variable.
|
|
|
2085 */
|
|
|
2086 if (eval6(arg, retvar, evaluate) == FAIL)
|
|
|
2087 return FAIL;
|
|
|
2088
|
|
|
2089 /*
|
|
|
2090 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2091 */
|
|
|
2092 for (;;)
|
|
|
2093 {
|
|
|
2094 op = **arg;
|
|
|
2095 if (op != '+' && op != '-' && op != '.')
|
|
|
2096 break;
|
|
|
2097
|
|
|
2098 /*
|
|
|
2099 * Get the second variable.
|
|
|
2100 */
|
|
|
2101 *arg = skipwhite(*arg + 1);
|
|
|
2102 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2103 {
|
|
|
2104 clear_var(retvar);
|
|
|
2105 return FAIL;
|
|
|
2106 }
|
|
|
2107
|
|
|
2108 if (evaluate)
|
|
|
2109 {
|
|
|
2110 /*
|
|
|
2111 * Compute the result.
|
|
|
2112 */
|
|
|
2113 if (op == '.')
|
|
|
2114 {
|
|
|
2115 s1 = get_var_string_buf(retvar, buf1);
|
|
|
2116 s2 = get_var_string_buf(&var2, buf2);
|
|
|
2117 op = (int)STRLEN(s1);
|
|
|
2118 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2119 if (p != NULL)
|
|
|
2120 {
|
|
|
2121 STRCPY(p, s1);
|
|
|
2122 STRCPY(p + op, s2);
|
|
|
2123 }
|
|
|
2124 clear_var(retvar);
|
|
|
2125 retvar->var_type = VAR_STRING;
|
|
|
2126 retvar->var_val.var_string = p;
|
|
|
2127 }
|
|
|
2128 else
|
|
|
2129 {
|
|
|
2130 n1 = get_var_number(retvar);
|
|
|
2131 n2 = get_var_number(&var2);
|
|
|
2132 clear_var(retvar);
|
|
|
2133 if (op == '+')
|
|
|
2134 n1 = n1 + n2;
|
|
|
2135 else
|
|
|
2136 n1 = n1 - n2;
|
|
|
2137 retvar->var_type = VAR_NUMBER;
|
|
|
2138 retvar->var_val.var_number = n1;
|
|
|
2139 }
|
|
|
2140 clear_var(&var2);
|
|
|
2141 }
|
|
|
2142 }
|
|
|
2143 return OK;
|
|
|
2144 }
|
|
|
2145
|
|
|
2146 /*
|
|
|
2147 * Handle fifth level expression:
|
|
|
2148 * * number multiplication
|
|
|
2149 * / number division
|
|
|
2150 * % number modulo
|
|
|
2151 *
|
|
|
2152 * "arg" must point to the first non-white of the expression.
|
|
|
2153 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2154 *
|
|
|
2155 * Return OK or FAIL.
|
|
|
2156 */
|
|
|
2157 static int
|
|
|
2158 eval6(arg, retvar, evaluate)
|
|
|
2159 char_u **arg;
|
|
|
2160 VAR retvar;
|
|
|
2161 int evaluate;
|
|
|
2162 {
|
|
|
2163 var var2;
|
|
|
2164 int op;
|
|
|
2165 long n1, n2;
|
|
|
2166
|
|
|
2167 /*
|
|
|
2168 * Get the first variable.
|
|
|
2169 */
|
|
|
2170 if (eval7(arg, retvar, evaluate) == FAIL)
|
|
|
2171 return FAIL;
|
|
|
2172
|
|
|
2173 /*
|
|
|
2174 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2175 */
|
|
|
2176 for (;;)
|
|
|
2177 {
|
|
|
2178 op = **arg;
|
|
|
2179 if (op != '*' && op != '/' && op != '%')
|
|
|
2180 break;
|
|
|
2181
|
|
|
2182 if (evaluate)
|
|
|
2183 {
|
|
|
2184 n1 = get_var_number(retvar);
|
|
|
2185 clear_var(retvar);
|
|
|
2186 }
|
|
|
2187 else
|
|
|
2188 n1 = 0;
|
|
|
2189
|
|
|
2190 /*
|
|
|
2191 * Get the second variable.
|
|
|
2192 */
|
|
|
2193 *arg = skipwhite(*arg + 1);
|
|
|
2194 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2195 return FAIL;
|
|
|
2196
|
|
|
2197 if (evaluate)
|
|
|
2198 {
|
|
|
2199 n2 = get_var_number(&var2);
|
|
|
2200 clear_var(&var2);
|
|
|
2201
|
|
|
2202 /*
|
|
|
2203 * Compute the result.
|
|
|
2204 */
|
|
|
2205 if (op == '*')
|
|
|
2206 n1 = n1 * n2;
|
|
|
2207 else if (op == '/')
|
|
|
2208 {
|
|
|
2209 if (n2 == 0) /* give an error message? */
|
|
|
2210 n1 = 0x7fffffffL;
|
|
|
2211 else
|
|
|
2212 n1 = n1 / n2;
|
|
|
2213 }
|
|
|
2214 else
|
|
|
2215 {
|
|
|
2216 if (n2 == 0) /* give an error message? */
|
|
|
2217 n1 = 0;
|
|
|
2218 else
|
|
|
2219 n1 = n1 % n2;
|
|
|
2220 }
|
|
|
2221 retvar->var_type = VAR_NUMBER;
|
|
|
2222 retvar->var_val.var_number = n1;
|
|
|
2223 }
|
|
|
2224 }
|
|
|
2225
|
|
|
2226 return OK;
|
|
|
2227 }
|
|
|
2228
|
|
|
2229 /*
|
|
|
2230 * Handle sixth level expression:
|
|
|
2231 * number number constant
|
|
|
2232 * "string" string contstant
|
|
|
2233 * 'string' literal string contstant
|
|
|
2234 * &option-name option value
|
|
|
2235 * @r register contents
|
|
|
2236 * identifier variable value
|
|
|
2237 * function() function call
|
|
|
2238 * $VAR environment variable
|
|
|
2239 * (expression) nested expression
|
|
|
2240 *
|
|
|
2241 * Also handle:
|
|
|
2242 * ! in front logical NOT
|
|
|
2243 * - in front unary minus
|
|
|
2244 * + in front unary plus (ignored)
|
|
|
2245 * trailing [] subscript in String
|
|
|
2246 *
|
|
|
2247 * "arg" must point to the first non-white of the expression.
|
|
|
2248 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2249 *
|
|
|
2250 * Return OK or FAIL.
|
|
|
2251 */
|
|
|
2252 static int
|
|
|
2253 eval7(arg, retvar, evaluate)
|
|
|
2254 char_u **arg;
|
|
|
2255 VAR retvar;
|
|
|
2256 int evaluate;
|
|
|
2257 {
|
|
|
2258 var var2;
|
|
|
2259 long n;
|
|
|
2260 int len;
|
|
|
2261 char_u *s;
|
|
|
2262 int val;
|
|
|
2263 char_u *start_leader, *end_leader;
|
|
|
2264 int ret = OK;
|
|
|
2265 char_u *alias;
|
|
|
2266
|
|
|
2267 /*
|
|
|
2268 * Initialise variable so that clear_var() can't mistake this for a string
|
|
|
2269 * and free a string that isn't there.
|
|
|
2270 */
|
|
|
2271 retvar->var_type = VAR_UNKNOWN;
|
|
|
2272
|
|
|
2273 /*
|
|
|
2274 * Skip '!' and '-' characters. They are handled later.
|
|
|
2275 */
|
|
|
2276 start_leader = *arg;
|
|
|
2277 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
2278 *arg = skipwhite(*arg + 1);
|
|
|
2279 end_leader = *arg;
|
|
|
2280
|
|
|
2281 switch (**arg)
|
|
|
2282 {
|
|
|
2283 /*
|
|
|
2284 * Number constant.
|
|
|
2285 */
|
|
|
2286 case '0':
|
|
|
2287 case '1':
|
|
|
2288 case '2':
|
|
|
2289 case '3':
|
|
|
2290 case '4':
|
|
|
2291 case '5':
|
|
|
2292 case '6':
|
|
|
2293 case '7':
|
|
|
2294 case '8':
|
|
|
2295 case '9':
|
|
|
2296 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
2297 *arg += len;
|
|
|
2298 if (evaluate)
|
|
|
2299 {
|
|
|
2300 retvar->var_type = VAR_NUMBER;
|
|
|
2301 retvar->var_val.var_number = n;
|
|
|
2302 }
|
|
|
2303 break;
|
|
|
2304
|
|
|
2305 /*
|
|
|
2306 * String constant: "string".
|
|
|
2307 */
|
|
|
2308 case '"': ret = get_string_var(arg, retvar, evaluate);
|
|
|
2309 break;
|
|
|
2310
|
|
|
2311 /*
|
|
|
2312 * Literal string constant: 'string'.
|
|
|
2313 */
|
|
|
2314 case '\'': ret = get_lit_string_var(arg, retvar, evaluate);
|
|
|
2315 break;
|
|
|
2316
|
|
|
2317 /*
|
|
|
2318 * Option value: &name
|
|
|
2319 */
|
|
|
2320 case '&': ret = get_option_var(arg, retvar, evaluate);
|
|
|
2321 break;
|
|
|
2322
|
|
|
2323 /*
|
|
|
2324 * Environment variable: $VAR.
|
|
|
2325 */
|
|
|
2326 case '$': ret = get_env_var(arg, retvar, evaluate);
|
|
|
2327 break;
|
|
|
2328
|
|
|
2329 /*
|
|
|
2330 * Register contents: @r.
|
|
|
2331 */
|
|
|
2332 case '@': ++*arg;
|
|
|
2333 if (evaluate)
|
|
|
2334 {
|
|
|
2335 retvar->var_type = VAR_STRING;
|
|
|
2336 retvar->var_val.var_string = get_reg_contents(**arg, FALSE);
|
|
|
2337 }
|
|
|
2338 if (**arg != NUL)
|
|
|
2339 ++*arg;
|
|
|
2340 break;
|
|
|
2341
|
|
|
2342 /*
|
|
|
2343 * nested expression: (expression).
|
|
|
2344 */
|
|
|
2345 case '(': *arg = skipwhite(*arg + 1);
|
|
|
2346 ret = eval1(arg, retvar, evaluate); /* recursive! */
|
|
|
2347 if (**arg == ')')
|
|
|
2348 ++*arg;
|
|
|
2349 else if (ret == OK)
|
|
|
2350 {
|
|
|
2351 EMSG(_("E110: Missing ')'"));
|
|
|
2352 clear_var(retvar);
|
|
|
2353 ret = FAIL;
|
|
|
2354 }
|
|
|
2355 break;
|
|
|
2356
|
|
|
2357 /*
|
|
|
2358 * Must be a variable or function name then.
|
|
|
2359 */
|
|
|
2360 default: s = *arg;
|
|
|
2361 len = get_func_len(arg, &alias, evaluate);
|
|
|
2362 if (alias != NULL)
|
|
|
2363 s = alias;
|
|
|
2364
|
|
|
2365 if (len == 0)
|
|
|
2366 ret = FAIL;
|
|
|
2367 else
|
|
|
2368 {
|
|
|
2369 if (**arg == '(') /* recursive! */
|
|
|
2370 {
|
|
|
2371 ret = get_func_var(s, len, retvar, arg,
|
|
|
2372 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
2373 &len, evaluate);
|
|
|
2374 /* Stop the expression evaluation when immediately
|
|
|
2375 * aborting on error, or when an interrupt occurred or
|
|
|
2376 * an exception was thrown but not caught. */
|
|
|
2377 if (aborting())
|
|
|
2378 {
|
|
|
2379 if (ret == OK)
|
|
|
2380 clear_var(retvar);
|
|
|
2381 ret = FAIL;
|
|
|
2382 }
|
|
|
2383 }
|
|
|
2384 else if (evaluate)
|
|
|
2385 ret = get_var_var(s, len, retvar);
|
|
|
2386 }
|
|
|
2387
|
|
|
2388 if (alias != NULL)
|
|
|
2389 vim_free(alias);
|
|
|
2390
|
|
|
2391 break;
|
|
|
2392 }
|
|
|
2393 *arg = skipwhite(*arg);
|
|
|
2394
|
|
|
2395 /*
|
|
|
2396 * Handle expr[expr] subscript.
|
|
|
2397 */
|
|
|
2398 if (**arg == '[' && ret == OK)
|
|
|
2399 {
|
|
|
2400 /*
|
|
|
2401 * Get the variable from inside the [].
|
|
|
2402 */
|
|
|
2403 *arg = skipwhite(*arg + 1);
|
|
|
2404 if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
2405 {
|
|
|
2406 clear_var(retvar);
|
|
|
2407 return FAIL;
|
|
|
2408 }
|
|
|
2409
|
|
|
2410 /* Check for the ']'. */
|
|
|
2411 if (**arg != ']')
|
|
|
2412 {
|
|
|
2413 EMSG(_("E111: Missing ']'"));
|
|
|
2414 clear_var(retvar);
|
|
|
2415 clear_var(&var2);
|
|
|
2416 return FAIL;
|
|
|
2417 }
|
|
|
2418
|
|
|
2419 if (evaluate)
|
|
|
2420 {
|
|
|
2421 n = get_var_number(&var2);
|
|
|
2422 clear_var(&var2);
|
|
|
2423
|
|
|
2424 /*
|
|
|
2425 * The resulting variable is a string of a single character.
|
|
|
2426 * If the index is too big or negative, the result is empty.
|
|
|
2427 */
|
|
|
2428 s = get_var_string(retvar);
|
|
|
2429 if (n >= (long)STRLEN(s) || n < 0)
|
|
|
2430 s = NULL;
|
|
|
2431 else
|
|
|
2432 s = vim_strnsave(s + n, 1);
|
|
|
2433 clear_var(retvar);
|
|
|
2434 retvar->var_type = VAR_STRING;
|
|
|
2435 retvar->var_val.var_string = s;
|
|
|
2436 }
|
|
|
2437 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
2438 }
|
|
|
2439
|
|
|
2440 /*
|
|
|
2441 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
2442 */
|
|
|
2443 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
2444 {
|
|
|
2445 val = get_var_number(retvar);
|
|
|
2446 while (end_leader > start_leader)
|
|
|
2447 {
|
|
|
2448 --end_leader;
|
|
|
2449 if (*end_leader == '!')
|
|
|
2450 val = !val;
|
|
|
2451 else if (*end_leader == '-')
|
|
|
2452 val = -val;
|
|
|
2453 }
|
|
|
2454 clear_var(retvar);
|
|
|
2455 retvar->var_type = VAR_NUMBER;
|
|
|
2456 retvar->var_val.var_number = val;
|
|
|
2457 }
|
|
|
2458
|
|
|
2459 return ret;
|
|
|
2460 }
|
|
|
2461
|
|
|
2462 /*
|
|
|
2463 * Get an option value.
|
|
|
2464 * "arg" points to the '&' or '+' before the option name.
|
|
|
2465 * "arg" is advanced to character after the option name.
|
|
|
2466 * Return OK or FAIL.
|
|
|
2467 */
|
|
|
2468 static int
|
|
|
2469 get_option_var(arg, retvar, evaluate)
|
|
|
2470 char_u **arg;
|
|
|
2471 VAR retvar; /* when NULL, only check if option exists */
|
|
|
2472 int evaluate;
|
|
|
2473 {
|
|
|
2474 char_u *option_end;
|
|
|
2475 long numval;
|
|
|
2476 char_u *stringval;
|
|
|
2477 int opt_type;
|
|
|
2478 int c;
|
|
|
2479 int working = (**arg == '+'); /* has("+option") */
|
|
|
2480 int ret = OK;
|
|
|
2481 int opt_flags;
|
|
|
2482
|
|
|
2483 /*
|
|
|
2484 * Isolate the option name and find its value.
|
|
|
2485 */
|
|
|
2486 option_end = find_option_end(arg, &opt_flags);
|
|
|
2487 if (option_end == NULL)
|
|
|
2488 {
|
|
|
2489 if (retvar != NULL)
|
|
|
2490 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
2491 return FAIL;
|
|
|
2492 }
|
|
|
2493
|
|
|
2494 if (!evaluate)
|
|
|
2495 {
|
|
|
2496 *arg = option_end;
|
|
|
2497 return OK;
|
|
|
2498 }
|
|
|
2499
|
|
|
2500 c = *option_end;
|
|
|
2501 *option_end = NUL;
|
|
|
2502 opt_type = get_option_value(*arg, &numval,
|
|
|
2503 retvar == NULL ? NULL : &stringval, opt_flags);
|
|
|
2504
|
|
|
2505 if (opt_type == -3) /* invalid name */
|
|
|
2506 {
|
|
|
2507 if (retvar != NULL)
|
|
|
2508 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
2509 ret = FAIL;
|
|
|
2510 }
|
|
|
2511 else if (retvar != NULL)
|
|
|
2512 {
|
|
|
2513 if (opt_type == -2) /* hidden string option */
|
|
|
2514 {
|
|
|
2515 retvar->var_type = VAR_STRING;
|
|
|
2516 retvar->var_val.var_string = NULL;
|
|
|
2517 }
|
|
|
2518 else if (opt_type == -1) /* hidden number option */
|
|
|
2519 {
|
|
|
2520 retvar->var_type = VAR_NUMBER;
|
|
|
2521 retvar->var_val.var_number = 0;
|
|
|
2522 }
|
|
|
2523 else if (opt_type == 1) /* number option */
|
|
|
2524 {
|
|
|
2525 retvar->var_type = VAR_NUMBER;
|
|
|
2526 retvar->var_val.var_number = numval;
|
|
|
2527 }
|
|
|
2528 else /* string option */
|
|
|
2529 {
|
|
|
2530 retvar->var_type = VAR_STRING;
|
|
|
2531 retvar->var_val.var_string = stringval;
|
|
|
2532 }
|
|
|
2533 }
|
|
|
2534 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
2535 ret = FAIL;
|
|
|
2536
|
|
|
2537 *option_end = c; /* put back for error messages */
|
|
|
2538 *arg = option_end;
|
|
|
2539
|
|
|
2540 return ret;
|
|
|
2541 }
|
|
|
2542
|
|
|
2543 /*
|
|
|
2544 * Allocate a variable for a string constant.
|
|
|
2545 * Return OK or FAIL.
|
|
|
2546 */
|
|
|
2547 static int
|
|
|
2548 get_string_var(arg, retvar, evaluate)
|
|
|
2549 char_u **arg;
|
|
|
2550 VAR retvar;
|
|
|
2551 int evaluate;
|
|
|
2552 {
|
|
|
2553 char_u *p;
|
|
|
2554 char_u *name;
|
|
|
2555 int i;
|
|
|
2556 int extra = 0;
|
|
|
2557
|
|
|
2558 /*
|
|
|
2559 * Find the end of the string, skipping backslashed characters.
|
|
|
2560 */
|
|
|
2561 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
2562 {
|
|
|
2563 if (*p == '\\' && p[1] != NUL)
|
|
|
2564 {
|
|
|
2565 ++p;
|
|
|
2566 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
2567 * to 6 characters: reserve space for 2 extra */
|
|
|
2568 if (*p == '<')
|
|
|
2569 extra += 2;
|
|
|
2570 }
|
|
|
2571 #ifdef FEAT_MBYTE
|
|
|
2572 if (has_mbyte)
|
|
|
2573 p += (*mb_ptr2len_check)(p) - 1;
|
|
|
2574 #endif
|
|
|
2575 }
|
|
|
2576
|
|
|
2577 if (*p != '"')
|
|
|
2578 {
|
|
|
2579 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
2580 return FAIL;
|
|
|
2581 }
|
|
|
2582
|
|
|
2583 /* If only parsing, set *arg and return here */
|
|
|
2584 if (!evaluate)
|
|
|
2585 {
|
|
|
2586 *arg = p + 1;
|
|
|
2587 return OK;
|
|
|
2588 }
|
|
|
2589
|
|
|
2590 /*
|
|
|
2591 * Copy the string into allocated memory, handling backslashed
|
|
|
2592 * characters.
|
|
|
2593 */
|
|
|
2594 name = alloc((unsigned)(p - *arg + extra));
|
|
|
2595 if (name == NULL)
|
|
|
2596 return FAIL;
|
|
|
2597
|
|
|
2598 i = 0;
|
|
|
2599 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
2600 {
|
|
|
2601 if (*p == '\\')
|
|
|
2602 {
|
|
|
2603 switch (*++p)
|
|
|
2604 {
|
|
|
2605 case 'b': name[i++] = BS; break;
|
|
|
2606 case 'e': name[i++] = ESC; break;
|
|
|
2607 case 'f': name[i++] = FF; break;
|
|
|
2608 case 'n': name[i++] = NL; break;
|
|
|
2609 case 'r': name[i++] = CAR; break;
|
|
|
2610 case 't': name[i++] = TAB; break;
|
|
|
2611
|
|
|
2612 case 'X': /* hex: "\x1", "\x12" */
|
|
|
2613 case 'x':
|
|
|
2614 case 'u': /* Unicode: "\u0023" */
|
|
|
2615 case 'U':
|
|
|
2616 if (vim_isxdigit(p[1]))
|
|
|
2617 {
|
|
|
2618 int n, nr;
|
|
|
2619 int c = toupper(*p);
|
|
|
2620
|
|
|
2621 if (c == 'X')
|
|
|
2622 n = 2;
|
|
|
2623 else
|
|
|
2624 n = 4;
|
|
|
2625 nr = 0;
|
|
|
2626 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
2627 {
|
|
|
2628 ++p;
|
|
|
2629 nr = (nr << 4) + hex2nr(*p);
|
|
|
2630 }
|
|
|
2631 #ifdef FEAT_MBYTE
|
|
|
2632 /* For "\u" store the number according to
|
|
|
2633 * 'encoding'. */
|
|
|
2634 if (c != 'X')
|
|
|
2635 i += (*mb_char2bytes)(nr, name + i);
|
|
|
2636 else
|
|
|
2637 #endif
|
|
|
2638 name[i++] = nr;
|
|
|
2639 }
|
|
|
2640 else
|
|
|
2641 name[i++] = *p;
|
|
|
2642 break;
|
|
|
2643
|
|
|
2644 /* octal: "\1", "\12", "\123" */
|
|
|
2645 case '0':
|
|
|
2646 case '1':
|
|
|
2647 case '2':
|
|
|
2648 case '3':
|
|
|
2649 case '4':
|
|
|
2650 case '5':
|
|
|
2651 case '6':
|
|
|
2652 case '7': name[i] = *p - '0';
|
|
|
2653 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2654 {
|
|
|
2655 ++p;
|
|
|
2656 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2657 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2658 {
|
|
|
2659 ++p;
|
|
|
2660 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2661 }
|
|
|
2662 }
|
|
|
2663 ++i;
|
|
|
2664 break;
|
|
|
2665
|
|
|
2666 /* Special key, e.g.: "\<C-W>" */
|
|
|
2667 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
2668 if (extra != 0)
|
|
|
2669 {
|
|
|
2670 i += extra;
|
|
|
2671 --p;
|
|
|
2672 break;
|
|
|
2673 }
|
|
|
2674 /* FALLTHROUGH */
|
|
|
2675
|
|
|
2676 default: name[i++] = *p;
|
|
|
2677 break;
|
|
|
2678 }
|
|
|
2679 }
|
|
|
2680 else
|
|
|
2681 name[i++] = *p;
|
|
|
2682
|
|
|
2683 #ifdef FEAT_MBYTE
|
|
|
2684 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
2685 if (has_mbyte)
|
|
|
2686 {
|
|
|
2687 int l = (*mb_ptr2len_check)(p);
|
|
|
2688
|
|
|
2689 while (--l > 0)
|
|
|
2690 name[i++] = *++p;
|
|
|
2691 }
|
|
|
2692 #endif
|
|
|
2693 }
|
|
|
2694 name[i] = NUL;
|
|
|
2695 *arg = p + 1;
|
|
|
2696
|
|
|
2697 retvar->var_type = VAR_STRING;
|
|
|
2698 retvar->var_val.var_string = name;
|
|
|
2699
|
|
|
2700 return OK;
|
|
|
2701 }
|
|
|
2702
|
|
|
2703 /*
|
|
|
2704 * Allocate a variable for an backtick-string constant.
|
|
|
2705 * Return OK or FAIL.
|
|
|
2706 */
|
|
|
2707 static int
|
|
|
2708 get_lit_string_var(arg, retvar, evaluate)
|
|
|
2709 char_u **arg;
|
|
|
2710 VAR retvar;
|
|
|
2711 int evaluate;
|
|
|
2712 {
|
|
|
2713 char_u *p;
|
|
|
2714 char_u *name;
|
|
|
2715
|
|
|
2716 /*
|
|
|
2717 * Find the end of the string.
|
|
|
2718 */
|
|
|
2719 p = vim_strchr(*arg + 1, '\'');
|
|
|
2720 if (p == NULL)
|
|
|
2721 {
|
|
|
2722 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
2723 return FAIL;
|
|
|
2724 }
|
|
|
2725
|
|
|
2726 if (evaluate)
|
|
|
2727 {
|
|
|
2728 /*
|
|
|
2729 * Copy the string into allocated memory.
|
|
|
2730 */
|
|
|
2731 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
2732 if (name == NULL)
|
|
|
2733 return FAIL;
|
|
|
2734
|
|
|
2735 retvar->var_type = VAR_STRING;
|
|
|
2736 retvar->var_val.var_string = name;
|
|
|
2737 }
|
|
|
2738
|
|
|
2739 *arg = p + 1;
|
|
|
2740
|
|
|
2741 return OK;
|
|
|
2742 }
|
|
|
2743
|
|
|
2744 /*
|
|
|
2745 * Get the value of an environment variable.
|
|
|
2746 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
2747 * If the environment variable was not set, silently assume it is empty.
|
|
|
2748 * Always return OK.
|
|
|
2749 */
|
|
|
2750 static int
|
|
|
2751 get_env_var(arg, retvar, evaluate)
|
|
|
2752 char_u **arg;
|
|
|
2753 VAR retvar;
|
|
|
2754 int evaluate;
|
|
|
2755 {
|
|
|
2756 char_u *string = NULL;
|
|
|
2757 int len;
|
|
|
2758 int cc;
|
|
|
2759 char_u *name;
|
|
|
2760
|
|
|
2761 ++*arg;
|
|
|
2762 name = *arg;
|
|
|
2763 len = get_env_len(arg);
|
|
|
2764 if (evaluate)
|
|
|
2765 {
|
|
|
2766 if (len != 0)
|
|
|
2767 {
|
|
|
2768 cc = name[len];
|
|
|
2769 name[len] = NUL;
|
|
|
2770 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
2771 string = mch_getenv(name);
|
|
|
2772 if (string != NULL && *string != NUL)
|
|
|
2773 string = vim_strsave(string);
|
|
|
2774 else
|
|
|
2775 {
|
|
|
2776 /* next try expanding things like $VIM and ${HOME} */
|
|
|
2777 string = expand_env_save(name - 1);
|
|
|
2778 if (string != NULL && *string == '$')
|
|
|
2779 {
|
|
|
2780 vim_free(string);
|
|
|
2781 string = NULL;
|
|
|
2782 }
|
|
|
2783 }
|
|
|
2784 name[len] = cc;
|
|
|
2785 }
|
|
|
2786 retvar->var_type = VAR_STRING;
|
|
|
2787 retvar->var_val.var_string = string;
|
|
|
2788 }
|
|
|
2789
|
|
|
2790 return OK;
|
|
|
2791 }
|
|
|
2792
|
|
|
2793 /*
|
|
|
2794 * Array with names and number of arguments of all internal functions
|
|
|
2795 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
2796 */
|
|
|
2797 static struct fst
|
|
|
2798 {
|
|
|
2799 char *f_name; /* function name */
|
|
|
2800 char f_min_argc; /* minimal number of arguments */
|
|
|
2801 char f_max_argc; /* maximal number of arguments */
|
|
|
2802 void (*f_func) __ARGS((VAR args, VAR rvar)); /* impl. function */
|
|
|
2803 } functions[] =
|
|
|
2804 {
|
|
|
2805 {"append", 2, 2, f_append},
|
|
|
2806 {"argc", 0, 0, f_argc},
|
|
|
2807 {"argidx", 0, 0, f_argidx},
|
|
|
2808 {"argv", 1, 1, f_argv},
|
|
|
2809 {"browse", 4, 4, f_browse},
|
|
|
2810 {"bufexists", 1, 1, f_bufexists},
|
|
|
2811 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
2812 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
2813 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
2814 {"buflisted", 1, 1, f_buflisted},
|
|
|
2815 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
2816 {"bufname", 1, 1, f_bufname},
|
|
|
2817 {"bufnr", 1, 1, f_bufnr},
|
|
|
2818 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
2819 {"byte2line", 1, 1, f_byte2line},
|
|
|
2820 {"char2nr", 1, 1, f_char2nr},
|
|
|
2821 {"cindent", 1, 1, f_cindent},
|
|
|
2822 {"col", 1, 1, f_col},
|
|
|
2823 {"confirm", 1, 4, f_confirm},
|
|
|
2824 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
2825 {"cursor", 2, 2, f_cursor},
|
|
|
2826 {"delete", 1, 1, f_delete},
|
|
|
2827 {"did_filetype", 0, 0, f_did_filetype},
|
|
|
2828 {"escape", 2, 2, f_escape},
|
|
|
2829 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
2830 {"executable", 1, 1, f_executable},
|
|
|
2831 {"exists", 1, 1, f_exists},
|
|
|
2832 {"expand", 1, 2, f_expand},
|
|
|
2833 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
2834 {"filereadable", 1, 1, f_filereadable},
|
|
|
2835 {"filewritable", 1, 1, f_filewritable},
|
|
|
2836 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
2837 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
2838 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
2839 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
2840 {"foldtext", 0, 0, f_foldtext},
|
|
|
2841 {"foreground", 0, 0, f_foreground},
|
|
|
2842 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
2843 {"getchar", 0, 1, f_getchar},
|
|
|
2844 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
2845 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
2846 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
2847 {"getcwd", 0, 0, f_getcwd},
|
|
|
2848 {"getfsize", 1, 1, f_getfsize},
|
|
|
2849 {"getftime", 1, 1, f_getftime},
|
|
|
2850 {"getline", 1, 1, f_getline},
|
|
|
2851 {"getreg", 0, 1, f_getreg},
|
|
|
2852 {"getregtype", 0, 1, f_getregtype},
|
|
|
2853 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
2854 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
2855 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
2856 {"glob", 1, 1, f_glob},
|
|
|
2857 {"globpath", 2, 2, f_globpath},
|
|
|
2858 {"has", 1, 1, f_has},
|
|
|
2859 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
2860 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
2861 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
2862 {"histadd", 2, 2, f_histadd},
|
|
|
2863 {"histdel", 1, 2, f_histdel},
|
|
|
2864 {"histget", 1, 2, f_histget},
|
|
|
2865 {"histnr", 1, 1, f_histnr},
|
|
|
2866 {"hlID", 1, 1, f_hlID},
|
|
|
2867 {"hlexists", 1, 1, f_hlexists},
|
|
|
2868 {"hostname", 0, 0, f_hostname},
|
|
|
2869 {"iconv", 3, 3, f_iconv},
|
|
|
2870 {"indent", 1, 1, f_indent},
|
|
|
2871 {"input", 1, 2, f_input},
|
|
|
2872 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
2873 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
2874 {"inputsave", 0, 0, f_inputsave},
|
|
|
2875 {"inputsecret", 1, 2, f_inputsecret},
|
|
|
2876 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
2877 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
|
2878 {"libcall", 3, 3, f_libcall},
|
|
|
2879 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
2880 {"line", 1, 1, f_line},
|
|
|
2881 {"line2byte", 1, 1, f_line2byte},
|
|
|
2882 {"lispindent", 1, 1, f_lispindent},
|
|
|
2883 {"localtime", 0, 0, f_localtime},
|
|
|
2884 {"maparg", 1, 2, f_maparg},
|
|
|
2885 {"mapcheck", 1, 2, f_mapcheck},
|
|
|
2886 {"match", 2, 3, f_match},
|
|
|
2887 {"matchend", 2, 3, f_matchend},
|
|
|
2888 {"matchstr", 2, 3, f_matchstr},
|
|
|
2889 {"mode", 0, 0, f_mode},
|
|
|
2890 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
2891 {"nr2char", 1, 1, f_nr2char},
|
|
|
2892 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
2893 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
2894 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
2895 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
2896 {"remote_read", 1, 1, f_remote_read},
|
|
|
2897 {"remote_send", 2, 3, f_remote_send},
|
|
|
2898 {"rename", 2, 2, f_rename},
|
|
|
2899 {"resolve", 1, 1, f_resolve},
|
|
|
2900 {"search", 1, 2, f_search},
|
|
|
2901 {"searchpair", 3, 5, f_searchpair},
|
|
|
2902 {"server2client", 2, 2, f_server2client},
|
|
|
2903 {"serverlist", 0, 0, f_serverlist},
|
|
|
2904 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
2905 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
2906 {"setline", 2, 2, f_setline},
|
|
|
2907 {"setreg", 2, 3, f_setreg},
|
|
|
2908 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
2909 {"simplify", 1, 1, f_simplify},
|
|
|
2910 #ifdef HAVE_STRFTIME
|
|
|
2911 {"strftime", 1, 2, f_strftime},
|
|
|
2912 #endif
|
|
|
2913 {"stridx", 2, 2, f_stridx},
|
|
|
2914 {"strlen", 1, 1, f_strlen},
|
|
|
2915 {"strpart", 2, 3, f_strpart},
|
|
|
2916 {"strridx", 2, 2, f_strridx},
|
|
|
2917 {"strtrans", 1, 1, f_strtrans},
|
|
|
2918 {"submatch", 1, 1, f_submatch},
|
|
|
2919 {"substitute", 4, 4, f_substitute},
|
|
|
2920 {"synID", 3, 3, f_synID},
|
|
|
2921 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
2922 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
|
2923 {"system", 1, 1, f_system},
|
|
|
2924 {"tempname", 0, 0, f_tempname},
|
|
|
2925 {"tolower", 1, 1, f_tolower},
|
|
|
2926 {"toupper", 1, 1, f_toupper},
|
|
15
|
2927 {"tr", 3, 3, f_tr},
|
|
7
|
2928 {"type", 1, 1, f_type},
|
|
|
2929 {"virtcol", 1, 1, f_virtcol},
|
|
|
2930 {"visualmode", 0, 1, f_visualmode},
|
|
|
2931 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
2932 {"wincol", 0, 0, f_wincol},
|
|
|
2933 {"winheight", 1, 1, f_winheight},
|
|
|
2934 {"winline", 0, 0, f_winline},
|
|
|
2935 {"winnr", 0, 0, f_winnr},
|
|
|
2936 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
2937 {"winwidth", 1, 1, f_winwidth},
|
|
|
2938 };
|
|
|
2939
|
|
|
2940 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
2941
|
|
|
2942 /*
|
|
|
2943 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
2944 * or user defined function names.
|
|
|
2945 */
|
|
|
2946 char_u *
|
|
|
2947 get_function_name(xp, idx)
|
|
|
2948 expand_T *xp;
|
|
|
2949 int idx;
|
|
|
2950 {
|
|
|
2951 static int intidx = -1;
|
|
|
2952 char_u *name;
|
|
|
2953
|
|
|
2954 if (idx == 0)
|
|
|
2955 intidx = -1;
|
|
|
2956 if (intidx < 0)
|
|
|
2957 {
|
|
|
2958 name = get_user_func_name(xp, idx);
|
|
|
2959 if (name != NULL)
|
|
|
2960 return name;
|
|
|
2961 }
|
|
|
2962 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
2963 {
|
|
|
2964 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
2965 STRCAT(IObuff, "(");
|
|
|
2966 if (functions[intidx].f_max_argc == 0)
|
|
|
2967 STRCAT(IObuff, ")");
|
|
|
2968 return IObuff;
|
|
|
2969 }
|
|
|
2970
|
|
|
2971 return NULL;
|
|
|
2972 }
|
|
|
2973
|
|
|
2974 /*
|
|
|
2975 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
2976 * user defined variable or function names.
|
|
|
2977 */
|
|
|
2978 /*ARGSUSED*/
|
|
|
2979 char_u *
|
|
|
2980 get_expr_name(xp, idx)
|
|
|
2981 expand_T *xp;
|
|
|
2982 int idx;
|
|
|
2983 {
|
|
|
2984 static int intidx = -1;
|
|
|
2985 char_u *name;
|
|
|
2986
|
|
|
2987 if (idx == 0)
|
|
|
2988 intidx = -1;
|
|
|
2989 if (intidx < 0)
|
|
|
2990 {
|
|
|
2991 name = get_function_name(xp, idx);
|
|
|
2992 if (name != NULL)
|
|
|
2993 return name;
|
|
|
2994 }
|
|
|
2995 return get_user_var_name(xp, ++intidx);
|
|
|
2996 }
|
|
|
2997
|
|
|
2998 #endif /* FEAT_CMDL_COMPL */
|
|
|
2999
|
|
|
3000 /*
|
|
|
3001 * Find internal function in table above.
|
|
|
3002 * Return index, or -1 if not found
|
|
|
3003 */
|
|
|
3004 static int
|
|
|
3005 find_internal_func(name)
|
|
|
3006 char_u *name; /* name of the function */
|
|
|
3007 {
|
|
|
3008 int first = 0;
|
|
|
3009 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
3010 int cmp;
|
|
|
3011 int x;
|
|
|
3012
|
|
|
3013 /*
|
|
|
3014 * Find the function name in the table. Binary search.
|
|
|
3015 */
|
|
|
3016 while (first <= last)
|
|
|
3017 {
|
|
|
3018 x = first + ((unsigned)(last - first) >> 1);
|
|
|
3019 cmp = STRCMP(name, functions[x].f_name);
|
|
|
3020 if (cmp < 0)
|
|
|
3021 last = x - 1;
|
|
|
3022 else if (cmp > 0)
|
|
|
3023 first = x + 1;
|
|
|
3024 else
|
|
|
3025 return x;
|
|
|
3026 }
|
|
|
3027 return -1;
|
|
|
3028 }
|
|
|
3029
|
|
|
3030 /*
|
|
|
3031 * Allocate a variable for the result of a function.
|
|
|
3032 * Return OK or FAIL.
|
|
|
3033 */
|
|
|
3034 static int
|
|
|
3035 get_func_var(name, len, retvar, arg, firstline, lastline, doesrange, evaluate)
|
|
|
3036 char_u *name; /* name of the function */
|
|
|
3037 int len; /* length of "name" */
|
|
|
3038 VAR retvar;
|
|
|
3039 char_u **arg; /* argument, pointing to the '(' */
|
|
|
3040 linenr_T firstline; /* first line of range */
|
|
|
3041 linenr_T lastline; /* last line of range */
|
|
|
3042 int *doesrange; /* return: function handled range */
|
|
|
3043 int evaluate;
|
|
|
3044 {
|
|
|
3045 char_u *argp;
|
|
|
3046 int ret = OK;
|
|
|
3047 #define MAX_FUNC_ARGS 20
|
|
|
3048 var argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
|
3049 int argcount = 0; /* number of arguments found */
|
|
|
3050
|
|
|
3051 /*
|
|
|
3052 * Get the arguments.
|
|
|
3053 */
|
|
|
3054 argp = *arg;
|
|
|
3055 while (argcount < MAX_FUNC_ARGS)
|
|
|
3056 {
|
|
|
3057 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
3058 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
3059 break;
|
|
|
3060 argvars[argcount].var_name = NULL; /* the name is not stored */
|
|
|
3061 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
3062 {
|
|
|
3063 ret = FAIL;
|
|
|
3064 break;
|
|
|
3065 }
|
|
|
3066 ++argcount;
|
|
|
3067 if (*argp != ',')
|
|
|
3068 break;
|
|
|
3069 }
|
|
|
3070 if (*argp == ')')
|
|
|
3071 ++argp;
|
|
|
3072 else
|
|
|
3073 ret = FAIL;
|
|
|
3074
|
|
|
3075 if (ret == OK)
|
|
|
3076 ret = call_func(name, len, retvar, argcount, argvars,
|
|
|
3077 firstline, lastline, doesrange, evaluate);
|
|
|
3078 else if (!aborting())
|
|
|
3079 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
3080
|
|
|
3081 while (--argcount >= 0)
|
|
|
3082 clear_var(&argvars[argcount]);
|
|
|
3083
|
|
|
3084 *arg = skipwhite(argp);
|
|
|
3085 return ret;
|
|
|
3086 }
|
|
|
3087
|
|
|
3088
|
|
|
3089 /*
|
|
|
3090 * Call a function with its resolved parameters
|
|
|
3091 * Return OK or FAIL.
|
|
|
3092 */
|
|
|
3093 static int
|
|
|
3094 call_func(name, len, retvar, argcount, argvars, firstline, lastline,
|
|
|
3095 doesrange, evaluate)
|
|
|
3096 char_u *name; /* name of the function */
|
|
|
3097 int len; /* length of "name" */
|
|
|
3098 VAR retvar; /* return value goes here */
|
|
|
3099 int argcount; /* number of "argvars" */
|
|
|
3100 VAR argvars; /* vars for arguments */
|
|
|
3101 linenr_T firstline; /* first line of range */
|
|
|
3102 linenr_T lastline; /* last line of range */
|
|
|
3103 int *doesrange; /* return: function handled range */
|
|
|
3104 int evaluate;
|
|
|
3105 {
|
|
|
3106 int ret = FAIL;
|
|
|
3107 static char *errors[] =
|
|
|
3108 {N_("E117: Unknown function: %s"),
|
|
|
3109 N_("E118: Too many arguments for function: %s"),
|
|
|
3110 N_("E119: Not enough arguments for function: %s"),
|
|
|
3111 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
3112 };
|
|
|
3113 #define ERROR_UNKNOWN 0
|
|
|
3114 #define ERROR_TOOMANY 1
|
|
|
3115 #define ERROR_TOOFEW 2
|
|
|
3116 #define ERROR_SCRIPT 3
|
|
|
3117 #define ERROR_NONE 4
|
|
|
3118 #define ERROR_OTHER 5
|
|
|
3119 int error = ERROR_NONE;
|
|
|
3120 int i;
|
|
|
3121 int llen;
|
|
|
3122 ufunc_T *fp;
|
|
|
3123 int cc;
|
|
|
3124 #define FLEN_FIXED 40
|
|
|
3125 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
3126 char_u *fname;
|
|
|
3127
|
|
|
3128 /*
|
|
|
3129 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
3130 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
3131 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
3132 */
|
|
|
3133 cc = name[len];
|
|
|
3134 name[len] = NUL;
|
|
|
3135 llen = eval_fname_script(name);
|
|
|
3136 if (llen > 0)
|
|
|
3137 {
|
|
|
3138 fname_buf[0] = K_SPECIAL;
|
|
|
3139 fname_buf[1] = KS_EXTRA;
|
|
|
3140 fname_buf[2] = (int)KE_SNR;
|
|
|
3141 i = 3;
|
|
|
3142 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
3143 {
|
|
|
3144 if (current_SID <= 0)
|
|
|
3145 error = ERROR_SCRIPT;
|
|
|
3146 else
|
|
|
3147 {
|
|
|
3148 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
3149 i = (int)STRLEN(fname_buf);
|
|
|
3150 }
|
|
|
3151 }
|
|
|
3152 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
3153 {
|
|
|
3154 STRCPY(fname_buf + i, name + llen);
|
|
|
3155 fname = fname_buf;
|
|
|
3156 }
|
|
|
3157 else
|
|
|
3158 {
|
|
|
3159 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
3160 if (fname == NULL)
|
|
|
3161 error = ERROR_OTHER;
|
|
|
3162 else
|
|
|
3163 {
|
|
|
3164 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
3165 STRCPY(fname + i, name + llen);
|
|
|
3166 }
|
|
|
3167 }
|
|
|
3168 }
|
|
|
3169 else
|
|
|
3170 fname = name;
|
|
|
3171
|
|
|
3172 *doesrange = FALSE;
|
|
|
3173
|
|
|
3174
|
|
|
3175 /* execute the function if no errors detected and executing */
|
|
|
3176 if (evaluate && error == ERROR_NONE)
|
|
|
3177 {
|
|
|
3178 retvar->var_type = VAR_NUMBER; /* default is number retvar */
|
|
|
3179 error = ERROR_UNKNOWN;
|
|
|
3180
|
|
|
3181 if (!ASCII_ISLOWER(fname[0]))
|
|
|
3182 {
|
|
|
3183 /*
|
|
|
3184 * User defined function.
|
|
|
3185 */
|
|
|
3186 fp = find_func(fname);
|
|
|
3187 #ifdef FEAT_AUTOCMD
|
|
|
3188 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
3189 fname, fname, TRUE, NULL)
|
|
|
3190 #ifdef FEAT_EVAL
|
|
|
3191 && !aborting()
|
|
|
3192 #endif
|
|
|
3193 )
|
|
|
3194 {
|
|
|
3195 /* executed an autocommand, search for function again */
|
|
|
3196 fp = find_func(fname);
|
|
|
3197 }
|
|
|
3198 #endif
|
|
|
3199 if (fp != NULL)
|
|
|
3200 {
|
|
|
3201 if (fp->flags & FC_RANGE)
|
|
|
3202 *doesrange = TRUE;
|
|
|
3203 if (argcount < fp->args.ga_len)
|
|
|
3204 error = ERROR_TOOFEW;
|
|
|
3205 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
3206 error = ERROR_TOOMANY;
|
|
|
3207 else
|
|
|
3208 {
|
|
|
3209 /*
|
|
|
3210 * Call the user function.
|
|
|
3211 * Save and restore search patterns, script variables and
|
|
|
3212 * redo buffer.
|
|
|
3213 */
|
|
|
3214 save_search_patterns();
|
|
|
3215 saveRedobuff();
|
|
|
3216 ++fp->calls;
|
|
|
3217 call_user_func(fp, argcount, argvars, retvar,
|
|
|
3218 firstline, lastline);
|
|
|
3219 --fp->calls;
|
|
|
3220 restoreRedobuff();
|
|
|
3221 restore_search_patterns();
|
|
|
3222 error = ERROR_NONE;
|
|
|
3223 }
|
|
|
3224 }
|
|
|
3225 }
|
|
|
3226 else
|
|
|
3227 {
|
|
|
3228 /*
|
|
|
3229 * Find the function name in the table, call its implementation.
|
|
|
3230 */
|
|
|
3231 i = find_internal_func(fname);
|
|
|
3232 if (i >= 0)
|
|
|
3233 {
|
|
|
3234 if (argcount < functions[i].f_min_argc)
|
|
|
3235 error = ERROR_TOOFEW;
|
|
|
3236 else if (argcount > functions[i].f_max_argc)
|
|
|
3237 error = ERROR_TOOMANY;
|
|
|
3238 else
|
|
|
3239 {
|
|
|
3240 argvars[argcount].var_type = VAR_UNKNOWN;
|
|
|
3241 functions[i].f_func(argvars, retvar);
|
|
|
3242 error = ERROR_NONE;
|
|
|
3243 }
|
|
|
3244 }
|
|
|
3245 }
|
|
|
3246 /*
|
|
|
3247 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
3248 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
3249 * exception that has not been caught so far. This situation can be
|
|
|
3250 * tested for by calling aborting(). For an error in an internal
|
|
|
3251 * function or for the "E132" error in call_user_func(), however, the
|
|
|
3252 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
3253 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
3254 * update that flag first to make aborting() reliable.
|
|
|
3255 */
|
|
|
3256 update_force_abort();
|
|
|
3257 }
|
|
|
3258 if (error == ERROR_NONE)
|
|
|
3259 ret = OK;
|
|
|
3260
|
|
|
3261 /*
|
|
|
3262 * Report an error unless the argument evaluation or function call has been
|
|
|
3263 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
3264 */
|
|
|
3265 if (error < ERROR_NONE && !aborting())
|
|
|
3266 EMSG2((char_u *)_(errors[error]), name);
|
|
|
3267
|
|
|
3268 name[len] = cc;
|
|
|
3269 if (fname != name && fname != fname_buf)
|
|
|
3270 vim_free(fname);
|
|
|
3271
|
|
|
3272 return ret;
|
|
|
3273 }
|
|
|
3274
|
|
|
3275 /*********************************************
|
|
|
3276 * Implementation of the built-in functions
|
|
|
3277 */
|
|
|
3278
|
|
|
3279 /*
|
|
|
3280 * "append(lnum, string)" function
|
|
|
3281 */
|
|
|
3282 static void
|
|
|
3283 f_append(argvars, retvar)
|
|
|
3284 VAR argvars;
|
|
|
3285 VAR retvar;
|
|
|
3286 {
|
|
|
3287 long lnum;
|
|
|
3288
|
|
|
3289 lnum = get_var_lnum(argvars);
|
|
|
3290 retvar->var_val.var_number = 1; /* Default: Failed */
|
|
|
3291
|
|
|
3292 if (lnum >= 0
|
|
|
3293 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
3294 && u_save(lnum, lnum + 1) == OK)
|
|
|
3295 {
|
|
|
3296 ml_append(lnum, get_var_string(&argvars[1]), (colnr_T)0, FALSE);
|
|
|
3297 if (curwin->w_cursor.lnum > lnum)
|
|
|
3298 ++curwin->w_cursor.lnum;
|
|
|
3299 appended_lines_mark(lnum, 1L);
|
|
|
3300 retvar->var_val.var_number = 0;
|
|
|
3301 }
|
|
|
3302 }
|
|
|
3303
|
|
|
3304 /*
|
|
|
3305 * "argc()" function
|
|
|
3306 */
|
|
|
3307 /* ARGSUSED */
|
|
|
3308 static void
|
|
|
3309 f_argc(argvars, retvar)
|
|
|
3310 VAR argvars;
|
|
|
3311 VAR retvar;
|
|
|
3312 {
|
|
|
3313 retvar->var_val.var_number = ARGCOUNT;
|
|
|
3314 }
|
|
|
3315
|
|
|
3316 /*
|
|
|
3317 * "argidx()" function
|
|
|
3318 */
|
|
|
3319 /* ARGSUSED */
|
|
|
3320 static void
|
|
|
3321 f_argidx(argvars, retvar)
|
|
|
3322 VAR argvars;
|
|
|
3323 VAR retvar;
|
|
|
3324 {
|
|
|
3325 retvar->var_val.var_number = curwin->w_arg_idx;
|
|
|
3326 }
|
|
|
3327
|
|
|
3328 /*
|
|
|
3329 * "argv(nr)" function
|
|
|
3330 */
|
|
|
3331 static void
|
|
|
3332 f_argv(argvars, retvar)
|
|
|
3333 VAR argvars;
|
|
|
3334 VAR retvar;
|
|
|
3335 {
|
|
|
3336 int idx;
|
|
|
3337
|
|
|
3338 idx = get_var_number(&argvars[0]);
|
|
|
3339 if (idx >= 0 && idx < ARGCOUNT)
|
|
|
3340 retvar->var_val.var_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
3341 else
|
|
|
3342 retvar->var_val.var_string = NULL;
|
|
|
3343 retvar->var_type = VAR_STRING;
|
|
|
3344 }
|
|
|
3345
|
|
|
3346 /*
|
|
|
3347 * "browse(save, title, initdir, default)" function
|
|
|
3348 */
|
|
|
3349 /* ARGSUSED */
|
|
|
3350 static void
|
|
|
3351 f_browse(argvars, retvar)
|
|
|
3352 VAR argvars;
|
|
|
3353 VAR retvar;
|
|
|
3354 {
|
|
|
3355 #ifdef FEAT_BROWSE
|
|
|
3356 int save;
|
|
|
3357 char_u *title;
|
|
|
3358 char_u *initdir;
|
|
|
3359 char_u *defname;
|
|
|
3360 char_u buf[NUMBUFLEN];
|
|
|
3361 char_u buf2[NUMBUFLEN];
|
|
|
3362
|
|
|
3363 save = get_var_number(&argvars[0]);
|
|
|
3364 title = get_var_string(&argvars[1]);
|
|
|
3365 initdir = get_var_string_buf(&argvars[2], buf);
|
|
|
3366 defname = get_var_string_buf(&argvars[3], buf2);
|
|
|
3367
|
|
|
3368 retvar->var_val.var_string =
|
|
|
3369 do_browse(save, title, defname, NULL, initdir, NULL, curbuf);
|
|
|
3370 #else
|
|
|
3371 retvar->var_val.var_string = NULL;
|
|
|
3372 #endif
|
|
|
3373 retvar->var_type = VAR_STRING;
|
|
|
3374 }
|
|
|
3375
|
|
|
3376 /*
|
|
|
3377 * Find a buffer by number or exact name.
|
|
|
3378 */
|
|
|
3379 static buf_T *
|
|
|
3380 find_buffer(avar)
|
|
|
3381 VAR avar;
|
|
|
3382 {
|
|
|
3383 buf_T *buf = NULL;
|
|
|
3384 char_u *name;
|
|
|
3385
|
|
|
3386 if (avar->var_type == VAR_NUMBER)
|
|
|
3387 buf = buflist_findnr((int)avar->var_val.var_number);
|
|
|
3388 else if (avar->var_val.var_string != NULL)
|
|
|
3389 {
|
|
|
3390 /* First make the name into a full path name */
|
|
|
3391 name = FullName_save(avar->var_val.var_string,
|
|
|
3392 #ifdef UNIX
|
|
|
3393 TRUE /* force expansion, get rid of symbolic links */
|
|
|
3394 #else
|
|
|
3395 FALSE
|
|
|
3396 #endif
|
|
|
3397 );
|
|
|
3398 if (name != NULL)
|
|
|
3399 {
|
|
|
3400 buf = buflist_findname(name);
|
|
|
3401 vim_free(name);
|
|
|
3402 }
|
|
9
|
3403 if (buf == NULL)
|
|
|
3404 {
|
|
|
3405 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
3406 * buffer, these don't use the full path. */
|
|
|
3407 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
3408 if (buf->b_fname != NULL
|
|
|
3409 && (path_with_url(buf->b_fname)
|
|
|
3410 #ifdef FEAT_QUICKFIX
|
|
|
3411 || bt_nofile(buf)
|
|
|
3412 #endif
|
|
|
3413 )
|
|
|
3414 && STRCMP(buf->b_fname, avar->var_val.var_string) == 0)
|
|
|
3415 break;
|
|
|
3416 }
|
|
7
|
3417 }
|
|
|
3418 return buf;
|
|
|
3419 }
|
|
|
3420
|
|
|
3421 /*
|
|
|
3422 * "bufexists(expr)" function
|
|
|
3423 */
|
|
|
3424 static void
|
|
|
3425 f_bufexists(argvars, retvar)
|
|
|
3426 VAR argvars;
|
|
|
3427 VAR retvar;
|
|
|
3428 {
|
|
|
3429 retvar->var_val.var_number = (find_buffer(&argvars[0]) != NULL);
|
|
|
3430 }
|
|
|
3431
|
|
|
3432 /*
|
|
|
3433 * "buflisted(expr)" function
|
|
|
3434 */
|
|
|
3435 static void
|
|
|
3436 f_buflisted(argvars, retvar)
|
|
|
3437 VAR argvars;
|
|
|
3438 VAR retvar;
|
|
|
3439 {
|
|
|
3440 buf_T *buf;
|
|
|
3441
|
|
|
3442 buf = find_buffer(&argvars[0]);
|
|
|
3443 retvar->var_val.var_number = (buf != NULL && buf->b_p_bl);
|
|
|
3444 }
|
|
|
3445
|
|
|
3446 /*
|
|
|
3447 * "bufloaded(expr)" function
|
|
|
3448 */
|
|
|
3449 static void
|
|
|
3450 f_bufloaded(argvars, retvar)
|
|
|
3451 VAR argvars;
|
|
|
3452 VAR retvar;
|
|
|
3453 {
|
|
|
3454 buf_T *buf;
|
|
|
3455
|
|
|
3456 buf = find_buffer(&argvars[0]);
|
|
|
3457 retvar->var_val.var_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
|
3458 }
|
|
|
3459
|
|
|
3460 /*
|
|
|
3461 * Get buffer by number or pattern.
|
|
|
3462 */
|
|
|
3463 static buf_T *
|
|
|
3464 get_buf_var(avar)
|
|
|
3465 VAR avar;
|
|
|
3466 {
|
|
|
3467 char_u *name = avar->var_val.var_string;
|
|
|
3468 int save_magic;
|
|
|
3469 char_u *save_cpo;
|
|
|
3470 buf_T *buf;
|
|
|
3471
|
|
|
3472 if (avar->var_type == VAR_NUMBER)
|
|
|
3473 return buflist_findnr((int)avar->var_val.var_number);
|
|
|
3474 if (name == NULL || *name == NUL)
|
|
|
3475 return curbuf;
|
|
|
3476 if (name[0] == '$' && name[1] == NUL)
|
|
|
3477 return lastbuf;
|
|
|
3478
|
|
|
3479 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
3480 save_magic = p_magic;
|
|
|
3481 p_magic = TRUE;
|
|
|
3482 save_cpo = p_cpo;
|
|
|
3483 p_cpo = (char_u *)"";
|
|
|
3484
|
|
|
3485 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
3486 TRUE, FALSE));
|
|
|
3487
|
|
|
3488 p_magic = save_magic;
|
|
|
3489 p_cpo = save_cpo;
|
|
|
3490
|
|
|
3491 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
3492 if (buf == NULL)
|
|
|
3493 buf = find_buffer(avar);
|
|
|
3494
|
|
|
3495 return buf;
|
|
|
3496 }
|
|
|
3497
|
|
|
3498 /*
|
|
|
3499 * "bufname(expr)" function
|
|
|
3500 */
|
|
|
3501 static void
|
|
|
3502 f_bufname(argvars, retvar)
|
|
|
3503 VAR argvars;
|
|
|
3504 VAR retvar;
|
|
|
3505 {
|
|
|
3506 buf_T *buf;
|
|
|
3507
|
|
|
3508 ++emsg_off;
|
|
|
3509 buf = get_buf_var(&argvars[0]);
|
|
|
3510 retvar->var_type = VAR_STRING;
|
|
|
3511 if (buf != NULL && buf->b_fname != NULL)
|
|
|
3512 retvar->var_val.var_string = vim_strsave(buf->b_fname);
|
|
|
3513 else
|
|
|
3514 retvar->var_val.var_string = NULL;
|
|
|
3515 --emsg_off;
|
|
|
3516 }
|
|
|
3517
|
|
|
3518 /*
|
|
|
3519 * "bufnr(expr)" function
|
|
|
3520 */
|
|
|
3521 static void
|
|
|
3522 f_bufnr(argvars, retvar)
|
|
|
3523 VAR argvars;
|
|
|
3524 VAR retvar;
|
|
|
3525 {
|
|
|
3526 buf_T *buf;
|
|
|
3527
|
|
|
3528 ++emsg_off;
|
|
|
3529 buf = get_buf_var(&argvars[0]);
|
|
|
3530 if (buf != NULL)
|
|
|
3531 retvar->var_val.var_number = buf->b_fnum;
|
|
|
3532 else
|
|
|
3533 retvar->var_val.var_number = -1;
|
|
|
3534 --emsg_off;
|
|
|
3535 }
|
|
|
3536
|
|
|
3537 /*
|
|
|
3538 * "bufwinnr(nr)" function
|
|
|
3539 */
|
|
|
3540 static void
|
|
|
3541 f_bufwinnr(argvars, retvar)
|
|
|
3542 VAR argvars;
|
|
|
3543 VAR retvar;
|
|
|
3544 {
|
|
|
3545 #ifdef FEAT_WINDOWS
|
|
|
3546 win_T *wp;
|
|
|
3547 int winnr = 0;
|
|
|
3548 #endif
|
|
|
3549 buf_T *buf;
|
|
|
3550
|
|
|
3551 ++emsg_off;
|
|
|
3552 buf = get_buf_var(&argvars[0]);
|
|
|
3553 #ifdef FEAT_WINDOWS
|
|
|
3554 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
3555 {
|
|
|
3556 ++winnr;
|
|
|
3557 if (wp->w_buffer == buf)
|
|
|
3558 break;
|
|
|
3559 }
|
|
|
3560 retvar->var_val.var_number = (wp != NULL ? winnr : -1);
|
|
|
3561 #else
|
|
|
3562 retvar->var_val.var_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
|
3563 #endif
|
|
|
3564 --emsg_off;
|
|
|
3565 }
|
|
|
3566
|
|
|
3567 /*
|
|
|
3568 * "byte2line(byte)" function
|
|
|
3569 */
|
|
|
3570 /*ARGSUSED*/
|
|
|
3571 static void
|
|
|
3572 f_byte2line(argvars, retvar)
|
|
|
3573 VAR argvars;
|
|
|
3574 VAR retvar;
|
|
|
3575 {
|
|
|
3576 #ifndef FEAT_BYTEOFF
|
|
|
3577 retvar->var_val.var_number = -1;
|
|
|
3578 #else
|
|
|
3579 long boff = 0;
|
|
|
3580
|
|
|
3581 boff = get_var_number(&argvars[0]) - 1;
|
|
|
3582 if (boff < 0)
|
|
|
3583 retvar->var_val.var_number = -1;
|
|
|
3584 else
|
|
|
3585 retvar->var_val.var_number = ml_find_line_or_offset(curbuf,
|
|
|
3586 (linenr_T)0, &boff);
|
|
|
3587 #endif
|
|
|
3588 }
|
|
|
3589
|
|
|
3590 /*
|
|
|
3591 * "char2nr(string)" function
|
|
|
3592 */
|
|
|
3593 static void
|
|
|
3594 f_char2nr(argvars, retvar)
|
|
|
3595 VAR argvars;
|
|
|
3596 VAR retvar;
|
|
|
3597 {
|
|
|
3598 #ifdef FEAT_MBYTE
|
|
|
3599 if (has_mbyte)
|
|
|
3600 retvar->var_val.var_number =
|
|
|
3601 (*mb_ptr2char)(get_var_string(&argvars[0]));
|
|
|
3602 else
|
|
|
3603 #endif
|
|
|
3604 retvar->var_val.var_number = get_var_string(&argvars[0])[0];
|
|
|
3605 }
|
|
|
3606
|
|
|
3607 /*
|
|
|
3608 * "cindent(lnum)" function
|
|
|
3609 */
|
|
|
3610 static void
|
|
|
3611 f_cindent(argvars, retvar)
|
|
|
3612 VAR argvars;
|
|
|
3613 VAR retvar;
|
|
|
3614 {
|
|
|
3615 #ifdef FEAT_CINDENT
|
|
|
3616 pos_T pos;
|
|
|
3617 linenr_T lnum;
|
|
|
3618
|
|
|
3619 pos = curwin->w_cursor;
|
|
|
3620 lnum = get_var_lnum(argvars);
|
|
|
3621 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
3622 {
|
|
|
3623 curwin->w_cursor.lnum = lnum;
|
|
|
3624 retvar->var_val.var_number = get_c_indent();
|
|
|
3625 curwin->w_cursor = pos;
|
|
|
3626 }
|
|
|
3627 else
|
|
|
3628 #endif
|
|
|
3629 retvar->var_val.var_number = -1;
|
|
|
3630 }
|
|
|
3631
|
|
|
3632 /*
|
|
|
3633 * "col(string)" function
|
|
|
3634 */
|
|
|
3635 static void
|
|
|
3636 f_col(argvars, retvar)
|
|
|
3637 VAR argvars;
|
|
|
3638 VAR retvar;
|
|
|
3639 {
|
|
|
3640 colnr_T col = 0;
|
|
|
3641 pos_T *fp;
|
|
|
3642
|
|
|
3643 fp = var2fpos(&argvars[0], FALSE);
|
|
|
3644 if (fp != NULL)
|
|
|
3645 {
|
|
|
3646 if (fp->col == MAXCOL)
|
|
|
3647 {
|
|
|
3648 /* '> can be MAXCOL, get the length of the line then */
|
|
|
3649 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
3650 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
3651 else
|
|
|
3652 col = MAXCOL;
|
|
|
3653 }
|
|
|
3654 else
|
|
|
3655 {
|
|
|
3656 col = fp->col + 1;
|
|
|
3657 #ifdef FEAT_VIRTUALEDIT
|
|
|
3658 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
3659 * because of "coladd" can be seen as an extra column. */
|
|
|
3660 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
3661 {
|
|
|
3662 char_u *p = ml_get_cursor();
|
|
|
3663
|
|
|
3664 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
3665 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
3666 {
|
|
|
3667 # ifdef FEAT_MBYTE
|
|
|
3668 int l;
|
|
|
3669
|
|
|
3670 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
3671 col += l;
|
|
|
3672 # else
|
|
|
3673 if (*p != NUL && p[1] == NUL)
|
|
|
3674 ++col;
|
|
|
3675 # endif
|
|
|
3676 }
|
|
|
3677 }
|
|
|
3678 #endif
|
|
|
3679 }
|
|
|
3680 }
|
|
|
3681 retvar->var_val.var_number = col;
|
|
|
3682 }
|
|
|
3683
|
|
|
3684 /*
|
|
|
3685 * "confirm(message, buttons[, default [, type]])" function
|
|
|
3686 */
|
|
|
3687 /*ARGSUSED*/
|
|
|
3688 static void
|
|
|
3689 f_confirm(argvars, retvar)
|
|
|
3690 VAR argvars;
|
|
|
3691 VAR retvar;
|
|
|
3692 {
|
|
|
3693 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
3694 char_u *message;
|
|
|
3695 char_u *buttons = NULL;
|
|
|
3696 char_u buf[NUMBUFLEN];
|
|
|
3697 char_u buf2[NUMBUFLEN];
|
|
|
3698 int def = 1;
|
|
|
3699 int type = VIM_GENERIC;
|
|
|
3700 int c;
|
|
|
3701
|
|
|
3702 message = get_var_string(&argvars[0]);
|
|
|
3703 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
3704 {
|
|
|
3705 buttons = get_var_string_buf(&argvars[1], buf);
|
|
|
3706 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
3707 {
|
|
|
3708 def = get_var_number(&argvars[2]);
|
|
|
3709 if (argvars[3].var_type != VAR_UNKNOWN)
|
|
|
3710 {
|
|
|
3711 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
|
3712 c = *get_var_string_buf(&argvars[3], buf2);
|
|
|
3713 switch (TOUPPER_ASC(c))
|
|
|
3714 {
|
|
|
3715 case 'E': type = VIM_ERROR; break;
|
|
|
3716 case 'Q': type = VIM_QUESTION; break;
|
|
|
3717 case 'I': type = VIM_INFO; break;
|
|
|
3718 case 'W': type = VIM_WARNING; break;
|
|
|
3719 case 'G': type = VIM_GENERIC; break;
|
|
|
3720 }
|
|
|
3721 }
|
|
|
3722 }
|
|
|
3723 }
|
|
|
3724
|
|
|
3725 if (buttons == NULL || *buttons == NUL)
|
|
|
3726 buttons = (char_u *)_("&Ok");
|
|
|
3727
|
|
|
3728 retvar->var_val.var_number = do_dialog(type, NULL, message, buttons,
|
|
|
3729 def, NULL);
|
|
|
3730 #else
|
|
|
3731 retvar->var_val.var_number = 0;
|
|
|
3732 #endif
|
|
|
3733 }
|
|
|
3734
|
|
|
3735
|
|
|
3736 /*
|
|
|
3737 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
3738 *
|
|
|
3739 * Checks the existence of a cscope connection.
|
|
|
3740 */
|
|
|
3741 /*ARGSUSED*/
|
|
|
3742 static void
|
|
|
3743 f_cscope_connection(argvars, retvar)
|
|
|
3744 VAR argvars;
|
|
|
3745 VAR retvar;
|
|
|
3746 {
|
|
|
3747 #ifdef FEAT_CSCOPE
|
|
|
3748 int num = 0;
|
|
|
3749 char_u *dbpath = NULL;
|
|
|
3750 char_u *prepend = NULL;
|
|
|
3751 char_u buf[NUMBUFLEN];
|
|
|
3752
|
|
|
3753 if (argvars[0].var_type != VAR_UNKNOWN
|
|
|
3754 && argvars[1].var_type != VAR_UNKNOWN)
|
|
|
3755 {
|
|
|
3756 num = (int)get_var_number(&argvars[0]);
|
|
|
3757 dbpath = get_var_string(&argvars[1]);
|
|
|
3758 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
3759 prepend = get_var_string_buf(&argvars[2], buf);
|
|
|
3760 }
|
|
|
3761
|
|
|
3762 retvar->var_val.var_number = cs_connection(num, dbpath, prepend);
|
|
|
3763 #else
|
|
|
3764 retvar->var_val.var_number = 0;
|
|
|
3765 #endif
|
|
|
3766 }
|
|
|
3767
|
|
|
3768 /*
|
|
|
3769 * "cursor(lnum, col)" function
|
|
|
3770 *
|
|
|
3771 * Moves the cursor to the specified line and column
|
|
|
3772 */
|
|
|
3773 /*ARGSUSED*/
|
|
|
3774 static void
|
|
|
3775 f_cursor(argvars, retvar)
|
|
|
3776 VAR argvars;
|
|
|
3777 VAR retvar;
|
|
|
3778 {
|
|
|
3779 long line, col;
|
|
|
3780
|
|
|
3781 line = get_var_lnum(argvars);
|
|
|
3782 if (line > 0)
|
|
|
3783 curwin->w_cursor.lnum = line;
|
|
|
3784 col = get_var_number(&argvars[1]);
|
|
|
3785 if (col > 0)
|
|
|
3786 curwin->w_cursor.col = col - 1;
|
|
|
3787 #ifdef FEAT_VIRTUALEDIT
|
|
|
3788 curwin->w_cursor.coladd = 0;
|
|
|
3789 #endif
|
|
|
3790
|
|
|
3791 /* Make sure the cursor is in a valid position. */
|
|
|
3792 check_cursor();
|
|
|
3793 #ifdef FEAT_MBYTE
|
|
|
3794 /* Correct cursor for multi-byte character. */
|
|
|
3795 if (has_mbyte)
|
|
|
3796 mb_adjust_cursor();
|
|
|
3797 #endif
|
|
10
|
3798
|
|
|
3799 curwin->w_set_curswant = TRUE;
|
|
7
|
3800 }
|
|
|
3801
|
|
|
3802 /*
|
|
|
3803 * "libcall()" function
|
|
|
3804 */
|
|
|
3805 static void
|
|
|
3806 f_libcall(argvars, retvar)
|
|
|
3807 VAR argvars;
|
|
|
3808 VAR retvar;
|
|
|
3809 {
|
|
|
3810 libcall_common(argvars, retvar, VAR_STRING);
|
|
|
3811 }
|
|
|
3812
|
|
|
3813 /*
|
|
|
3814 * "libcallnr()" function
|
|
|
3815 */
|
|
|
3816 static void
|
|
|
3817 f_libcallnr(argvars, retvar)
|
|
|
3818 VAR argvars;
|
|
|
3819 VAR retvar;
|
|
|
3820 {
|
|
|
3821 libcall_common(argvars, retvar, VAR_NUMBER);
|
|
|
3822 }
|
|
|
3823
|
|
|
3824 static void
|
|
|
3825 libcall_common(argvars, retvar, type)
|
|
|
3826 VAR argvars;
|
|
|
3827 VAR retvar;
|
|
|
3828 int type;
|
|
|
3829 {
|
|
|
3830 #ifdef FEAT_LIBCALL
|
|
|
3831 char_u *string_in;
|
|
|
3832 char_u **string_result;
|
|
|
3833 int nr_result;
|
|
|
3834 #endif
|
|
|
3835
|
|
|
3836 retvar->var_type = type;
|
|
|
3837 if (type == VAR_NUMBER)
|
|
|
3838 retvar->var_val.var_number = 0;
|
|
|
3839 else
|
|
|
3840 retvar->var_val.var_string = NULL;
|
|
|
3841
|
|
|
3842 if (check_restricted() || check_secure())
|
|
|
3843 return;
|
|
|
3844
|
|
|
3845 #ifdef FEAT_LIBCALL
|
|
|
3846 /* The first two args must be strings, otherwise its meaningless */
|
|
|
3847 if (argvars[0].var_type == VAR_STRING && argvars[1].var_type == VAR_STRING)
|
|
|
3848 {
|
|
|
3849 if (argvars[2].var_type == VAR_NUMBER)
|
|
|
3850 string_in = NULL;
|
|
|
3851 else
|
|
|
3852 string_in = argvars[2].var_val.var_string;
|
|
|
3853 if (type == VAR_NUMBER)
|
|
|
3854 string_result = NULL;
|
|
|
3855 else
|
|
|
3856 string_result = &retvar->var_val.var_string;
|
|
|
3857 if (mch_libcall(argvars[0].var_val.var_string,
|
|
|
3858 argvars[1].var_val.var_string,
|
|
|
3859 string_in,
|
|
|
3860 argvars[2].var_val.var_number,
|
|
|
3861 string_result,
|
|
|
3862 &nr_result) == OK
|
|
|
3863 && type == VAR_NUMBER)
|
|
|
3864 retvar->var_val.var_number = nr_result;
|
|
|
3865 }
|
|
|
3866 #endif
|
|
|
3867 }
|
|
|
3868
|
|
|
3869 /*
|
|
|
3870 * "delete()" function
|
|
|
3871 */
|
|
|
3872 static void
|
|
|
3873 f_delete(argvars, retvar)
|
|
|
3874 VAR argvars;
|
|
|
3875 VAR retvar;
|
|
|
3876 {
|
|
|
3877 if (check_restricted() || check_secure())
|
|
|
3878 retvar->var_val.var_number = -1;
|
|
|
3879 else
|
|
|
3880 retvar->var_val.var_number = mch_remove(get_var_string(&argvars[0]));
|
|
|
3881 }
|
|
|
3882
|
|
|
3883 /*
|
|
|
3884 * "did_filetype()" function
|
|
|
3885 */
|
|
|
3886 /*ARGSUSED*/
|
|
|
3887 static void
|
|
|
3888 f_did_filetype(argvars, retvar)
|
|
|
3889 VAR argvars;
|
|
|
3890 VAR retvar;
|
|
|
3891 {
|
|
|
3892 #ifdef FEAT_AUTOCMD
|
|
|
3893 retvar->var_val.var_number = did_filetype;
|
|
|
3894 #else
|
|
|
3895 retvar->var_val.var_number = 0;
|
|
|
3896 #endif
|
|
|
3897 }
|
|
|
3898
|
|
|
3899 /*
|
|
|
3900 * "escape({string}, {chars})" function
|
|
|
3901 */
|
|
|
3902 static void
|
|
|
3903 f_escape(argvars, retvar)
|
|
|
3904 VAR argvars;
|
|
|
3905 VAR retvar;
|
|
|
3906 {
|
|
|
3907 char_u buf[NUMBUFLEN];
|
|
|
3908
|
|
|
3909 retvar->var_val.var_string =
|
|
|
3910 vim_strsave_escaped(get_var_string(&argvars[0]),
|
|
|
3911 get_var_string_buf(&argvars[1], buf));
|
|
|
3912 retvar->var_type = VAR_STRING;
|
|
|
3913 }
|
|
|
3914
|
|
|
3915 /*
|
|
|
3916 * "eventhandler()" function
|
|
|
3917 */
|
|
|
3918 /*ARGSUSED*/
|
|
|
3919 static void
|
|
|
3920 f_eventhandler(argvars, retvar)
|
|
|
3921 VAR argvars;
|
|
|
3922 VAR retvar;
|
|
|
3923 {
|
|
|
3924 retvar->var_val.var_number = vgetc_busy;
|
|
|
3925 }
|
|
|
3926
|
|
|
3927 /*
|
|
|
3928 * "executable()" function
|
|
|
3929 */
|
|
|
3930 static void
|
|
|
3931 f_executable(argvars, retvar)
|
|
|
3932 VAR argvars;
|
|
|
3933 VAR retvar;
|
|
|
3934 {
|
|
|
3935 retvar->var_val.var_number = mch_can_exe(get_var_string(&argvars[0]));
|
|
|
3936 }
|
|
|
3937
|
|
|
3938 /*
|
|
|
3939 * "exists()" function
|
|
|
3940 */
|
|
|
3941 static void
|
|
|
3942 f_exists(argvars, retvar)
|
|
|
3943 VAR argvars;
|
|
|
3944 VAR retvar;
|
|
|
3945 {
|
|
|
3946 char_u *p;
|
|
|
3947 char_u *name;
|
|
|
3948 int n = FALSE;
|
|
|
3949 int len = 0;
|
|
|
3950
|
|
|
3951 p = get_var_string(&argvars[0]);
|
|
|
3952 if (*p == '$') /* environment variable */
|
|
|
3953 {
|
|
|
3954 /* first try "normal" environment variables (fast) */
|
|
|
3955 if (mch_getenv(p + 1) != NULL)
|
|
|
3956 n = TRUE;
|
|
|
3957 else
|
|
|
3958 {
|
|
|
3959 /* try expanding things like $VIM and ${HOME} */
|
|
|
3960 p = expand_env_save(p);
|
|
|
3961 if (p != NULL && *p != '$')
|
|
|
3962 n = TRUE;
|
|
|
3963 vim_free(p);
|
|
|
3964 }
|
|
|
3965 }
|
|
|
3966 else if (*p == '&' || *p == '+') /* option */
|
|
|
3967 n = (get_option_var(&p, NULL, TRUE) == OK);
|
|
|
3968 else if (*p == '*') /* internal or user defined function */
|
|
|
3969 {
|
|
|
3970 ++p;
|
|
|
3971 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
3972 if (p != NULL)
|
|
|
3973 {
|
|
|
3974 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
3975 n = (find_func(p) != NULL);
|
|
|
3976 else if (ASCII_ISLOWER(*p))
|
|
|
3977 n = (find_internal_func(p) >= 0);
|
|
|
3978 vim_free(p);
|
|
|
3979 }
|
|
|
3980 }
|
|
|
3981 else if (*p == ':')
|
|
|
3982 {
|
|
|
3983 n = cmd_exists(p + 1);
|
|
|
3984 }
|
|
|
3985 else if (*p == '#')
|
|
|
3986 {
|
|
|
3987 #ifdef FEAT_AUTOCMD
|
|
|
3988 name = p + 1;
|
|
|
3989 p = vim_strchr(name, '#');
|
|
|
3990 if (p != NULL)
|
|
|
3991 n = au_exists(name, p, p + 1);
|
|
|
3992 else
|
|
|
3993 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
3994 #endif
|
|
|
3995 }
|
|
|
3996 else /* internal variable */
|
|
|
3997 {
|
|
|
3998 #ifdef FEAT_MAGIC_BRACES
|
|
|
3999 char_u *expr_start;
|
|
|
4000 char_u *expr_end;
|
|
|
4001 char_u *temp_string = NULL;
|
|
|
4002 char_u *s;
|
|
|
4003 #endif
|
|
|
4004 name = p;
|
|
|
4005
|
|
|
4006 #ifdef FEAT_MAGIC_BRACES
|
|
|
4007 /* Find the end of the name. */
|
|
|
4008 s = find_name_end(name, &expr_start, &expr_end);
|
|
|
4009 if (expr_start != NULL)
|
|
|
4010 {
|
|
|
4011 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
4012 if (temp_string != NULL)
|
|
|
4013 {
|
|
|
4014 len = STRLEN(temp_string);
|
|
|
4015 name = temp_string;
|
|
|
4016 }
|
|
|
4017 }
|
|
|
4018 #endif
|
|
|
4019 if (len == 0)
|
|
|
4020 len = get_id_len(&p);
|
|
|
4021 if (len != 0)
|
|
|
4022 n = (get_var_var(name, len, NULL) == OK);
|
|
|
4023
|
|
|
4024 #ifdef FEAT_MAGIC_BRACES
|
|
|
4025 vim_free(temp_string);
|
|
|
4026 #endif
|
|
|
4027 }
|
|
|
4028
|
|
|
4029 retvar->var_val.var_number = n;
|
|
|
4030 }
|
|
|
4031
|
|
|
4032 /*
|
|
|
4033 * "expand()" function
|
|
|
4034 */
|
|
|
4035 static void
|
|
|
4036 f_expand(argvars, retvar)
|
|
|
4037 VAR argvars;
|
|
|
4038 VAR retvar;
|
|
|
4039 {
|
|
|
4040 char_u *s;
|
|
|
4041 int len;
|
|
|
4042 char_u *errormsg;
|
|
|
4043 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
4044 expand_T xpc;
|
|
|
4045
|
|
|
4046 retvar->var_type = VAR_STRING;
|
|
|
4047 s = get_var_string(&argvars[0]);
|
|
|
4048 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
4049 {
|
|
|
4050 ++emsg_off;
|
|
|
4051 retvar->var_val.var_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
|
4052 --emsg_off;
|
|
|
4053 }
|
|
|
4054 else
|
|
|
4055 {
|
|
|
4056 /* When the optional second argument is non-zero, don't remove matches
|
|
|
4057 * for 'suffixes' and 'wildignore' */
|
|
|
4058 if (argvars[1].var_type != VAR_UNKNOWN && get_var_number(&argvars[1]))
|
|
|
4059 flags |= WILD_KEEP_ALL;
|
|
|
4060 ExpandInit(&xpc);
|
|
|
4061 xpc.xp_context = EXPAND_FILES;
|
|
|
4062 retvar->var_val.var_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
|
4063 ExpandCleanup(&xpc);
|
|
|
4064 }
|
|
|
4065 }
|
|
|
4066
|
|
|
4067 /*
|
|
|
4068 * "filereadable()" function
|
|
|
4069 */
|
|
|
4070 static void
|
|
|
4071 f_filereadable(argvars, retvar)
|
|
|
4072 VAR argvars;
|
|
|
4073 VAR retvar;
|
|
|
4074 {
|
|
|
4075 FILE *fd;
|
|
|
4076 char_u *p;
|
|
|
4077 int n;
|
|
|
4078
|
|
|
4079 p = get_var_string(&argvars[0]);
|
|
|
4080 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
4081 {
|
|
|
4082 n = TRUE;
|
|
|
4083 fclose(fd);
|
|
|
4084 }
|
|
|
4085 else
|
|
|
4086 n = FALSE;
|
|
|
4087
|
|
|
4088 retvar->var_val.var_number = n;
|
|
|
4089 }
|
|
|
4090
|
|
|
4091 /*
|
|
|
4092 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
4093 * rights to write into.
|
|
|
4094 */
|
|
|
4095 static void
|
|
|
4096 f_filewritable(argvars, retvar)
|
|
|
4097 VAR argvars;
|
|
|
4098 VAR retvar;
|
|
|
4099 {
|
|
|
4100 char_u *p;
|
|
|
4101 int retval = 0;
|
|
|
4102 #if defined(UNIX) || defined(VMS)
|
|
|
4103 int perm = 0;
|
|
|
4104 #endif
|
|
|
4105
|
|
|
4106 p = get_var_string(&argvars[0]);
|
|
|
4107 #if defined(UNIX) || defined(VMS)
|
|
|
4108 perm = mch_getperm(p);
|
|
|
4109 #endif
|
|
|
4110 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
4111 if (
|
|
|
4112 # ifdef WIN3264
|
|
|
4113 mch_writable(p) &&
|
|
|
4114 # else
|
|
|
4115 # if defined(UNIX) || defined(VMS)
|
|
|
4116 (perm & 0222) &&
|
|
|
4117 # endif
|
|
|
4118 # endif
|
|
|
4119 mch_access((char *)p, W_OK) == 0
|
|
|
4120 )
|
|
|
4121 #endif
|
|
|
4122 {
|
|
|
4123 ++retval;
|
|
|
4124 if (mch_isdir(p))
|
|
|
4125 ++retval;
|
|
|
4126 }
|
|
|
4127 retvar->var_val.var_number = retval;
|
|
|
4128 }
|
|
|
4129
|
|
|
4130 /*
|
|
|
4131 * "fnamemodify({fname}, {mods})" function
|
|
|
4132 */
|
|
|
4133 static void
|
|
|
4134 f_fnamemodify(argvars, retvar)
|
|
|
4135 VAR argvars;
|
|
|
4136 VAR retvar;
|
|
|
4137 {
|
|
|
4138 char_u *fname;
|
|
|
4139 char_u *mods;
|
|
|
4140 int usedlen = 0;
|
|
|
4141 int len;
|
|
|
4142 char_u *fbuf = NULL;
|
|
|
4143 char_u buf[NUMBUFLEN];
|
|
|
4144
|
|
|
4145 fname = get_var_string(&argvars[0]);
|
|
|
4146 mods = get_var_string_buf(&argvars[1], buf);
|
|
|
4147 len = (int)STRLEN(fname);
|
|
|
4148
|
|
|
4149 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
4150
|
|
|
4151 retvar->var_type = VAR_STRING;
|
|
|
4152 if (fname == NULL)
|
|
|
4153 retvar->var_val.var_string = NULL;
|
|
|
4154 else
|
|
|
4155 retvar->var_val.var_string = vim_strnsave(fname, len);
|
|
|
4156 vim_free(fbuf);
|
|
|
4157 }
|
|
|
4158
|
|
|
4159 /*
|
|
|
4160 * "foldclosed()" function
|
|
|
4161 */
|
|
|
4162 static void
|
|
|
4163 f_foldclosed(argvars, retvar)
|
|
|
4164 VAR argvars;
|
|
|
4165 VAR retvar;
|
|
|
4166 {
|
|
|
4167 foldclosed_both(argvars, retvar, FALSE);
|
|
|
4168 }
|
|
|
4169
|
|
|
4170 /*
|
|
|
4171 * "foldclosedend()" function
|
|
|
4172 */
|
|
|
4173 static void
|
|
|
4174 f_foldclosedend(argvars, retvar)
|
|
|
4175 VAR argvars;
|
|
|
4176 VAR retvar;
|
|
|
4177 {
|
|
|
4178 foldclosed_both(argvars, retvar, TRUE);
|
|
|
4179 }
|
|
|
4180
|
|
|
4181 /*
|
|
|
4182 * "foldclosed()" function
|
|
|
4183 */
|
|
|
4184 static void
|
|
|
4185 foldclosed_both(argvars, retvar, end)
|
|
|
4186 VAR argvars;
|
|
|
4187 VAR retvar;
|
|
|
4188 int end;
|
|
|
4189 {
|
|
|
4190 #ifdef FEAT_FOLDING
|
|
|
4191 linenr_T lnum;
|
|
|
4192 linenr_T first, last;
|
|
|
4193
|
|
|
4194 lnum = get_var_lnum(argvars);
|
|
|
4195 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4196 {
|
|
|
4197 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
4198 {
|
|
|
4199 if (end)
|
|
|
4200 retvar->var_val.var_number = (varnumber_T)last;
|
|
|
4201 else
|
|
|
4202 retvar->var_val.var_number = (varnumber_T)first;
|
|
|
4203 return;
|
|
|
4204 }
|
|
|
4205 }
|
|
|
4206 #endif
|
|
|
4207 retvar->var_val.var_number = -1;
|
|
|
4208 }
|
|
|
4209
|
|
|
4210 /*
|
|
|
4211 * "foldlevel()" function
|
|
|
4212 */
|
|
|
4213 static void
|
|
|
4214 f_foldlevel(argvars, retvar)
|
|
|
4215 VAR argvars;
|
|
|
4216 VAR retvar;
|
|
|
4217 {
|
|
|
4218 #ifdef FEAT_FOLDING
|
|
|
4219 linenr_T lnum;
|
|
|
4220
|
|
|
4221 lnum = get_var_lnum(argvars);
|
|
|
4222 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4223 retvar->var_val.var_number = foldLevel(lnum);
|
|
|
4224 else
|
|
|
4225 #endif
|
|
|
4226 retvar->var_val.var_number = 0;
|
|
|
4227 }
|
|
|
4228
|
|
|
4229 /*
|
|
|
4230 * "foldtext()" function
|
|
|
4231 */
|
|
|
4232 /*ARGSUSED*/
|
|
|
4233 static void
|
|
|
4234 f_foldtext(argvars, retvar)
|
|
|
4235 VAR argvars;
|
|
|
4236 VAR retvar;
|
|
|
4237 {
|
|
|
4238 #ifdef FEAT_FOLDING
|
|
|
4239 linenr_T lnum;
|
|
|
4240 char_u *s;
|
|
|
4241 char_u *r;
|
|
|
4242 int len;
|
|
|
4243 char *txt;
|
|
|
4244 #endif
|
|
|
4245
|
|
|
4246 retvar->var_type = VAR_STRING;
|
|
|
4247 retvar->var_val.var_string = NULL;
|
|
|
4248 #ifdef FEAT_FOLDING
|
|
|
4249 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
4250 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
4251 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
4252 {
|
|
|
4253 /* Find first non-empty line in the fold. */
|
|
|
4254 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
4255 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
4256 {
|
|
|
4257 if (!linewhite(lnum))
|
|
|
4258 break;
|
|
|
4259 ++lnum;
|
|
|
4260 }
|
|
|
4261
|
|
|
4262 /* Find interesting text in this line. */
|
|
|
4263 s = skipwhite(ml_get(lnum));
|
|
|
4264 /* skip C comment-start */
|
|
|
4265 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
|
4266 s = skipwhite(s + 2);
|
|
|
4267 txt = _("+-%s%3ld lines: ");
|
|
|
4268 r = alloc((unsigned)(STRLEN(txt)
|
|
|
4269 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
4270 + 20 /* for %3ld */
|
|
|
4271 + STRLEN(s))); /* concatenated */
|
|
|
4272 if (r != NULL)
|
|
|
4273 {
|
|
|
4274 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
4275 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
4276 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
4277 len = (int)STRLEN(r);
|
|
|
4278 STRCAT(r, s);
|
|
|
4279 /* remove 'foldmarker' and 'commentstring' */
|
|
|
4280 foldtext_cleanup(r + len);
|
|
|
4281 retvar->var_val.var_string = r;
|
|
|
4282 }
|
|
|
4283 }
|
|
|
4284 #endif
|
|
|
4285 }
|
|
|
4286
|
|
|
4287 /*
|
|
|
4288 * "foreground()" function
|
|
|
4289 */
|
|
|
4290 /*ARGSUSED*/
|
|
|
4291 static void
|
|
|
4292 f_foreground(argvars, retvar)
|
|
|
4293 VAR argvars;
|
|
|
4294 VAR retvar;
|
|
|
4295 {
|
|
|
4296 retvar->var_val.var_number = 0;
|
|
|
4297 #ifdef FEAT_GUI
|
|
|
4298 if (gui.in_use)
|
|
|
4299 gui_mch_set_foreground();
|
|
|
4300 #else
|
|
|
4301 # ifdef WIN32
|
|
|
4302 win32_set_foreground();
|
|
|
4303 # endif
|
|
|
4304 #endif
|
|
|
4305 }
|
|
|
4306
|
|
|
4307 /*
|
|
|
4308 * "getchar()" function
|
|
|
4309 */
|
|
|
4310 static void
|
|
|
4311 f_getchar(argvars, retvar)
|
|
|
4312 VAR argvars;
|
|
|
4313 VAR retvar;
|
|
|
4314 {
|
|
|
4315 varnumber_T n;
|
|
|
4316
|
|
|
4317 ++no_mapping;
|
|
|
4318 ++allow_keys;
|
|
|
4319 if (argvars[0].var_type == VAR_UNKNOWN)
|
|
|
4320 /* getchar(): blocking wait. */
|
|
|
4321 n = safe_vgetc();
|
|
|
4322 else if (get_var_number(&argvars[0]) == 1)
|
|
|
4323 /* getchar(1): only check if char avail */
|
|
|
4324 n = vpeekc();
|
|
|
4325 else if (vpeekc() == NUL)
|
|
|
4326 /* getchar(0) and no char avail: return zero */
|
|
|
4327 n = 0;
|
|
|
4328 else
|
|
|
4329 /* getchar(0) and char avail: return char */
|
|
|
4330 n = safe_vgetc();
|
|
|
4331 --no_mapping;
|
|
|
4332 --allow_keys;
|
|
|
4333
|
|
|
4334 retvar->var_val.var_number = n;
|
|
|
4335 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
4336 {
|
|
|
4337 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
4338 int i = 0;
|
|
|
4339
|
|
|
4340 /* Turn a special key into three bytes, plus modifier. */
|
|
|
4341 if (mod_mask != 0)
|
|
|
4342 {
|
|
|
4343 temp[i++] = K_SPECIAL;
|
|
|
4344 temp[i++] = KS_MODIFIER;
|
|
|
4345 temp[i++] = mod_mask;
|
|
|
4346 }
|
|
|
4347 if (IS_SPECIAL(n))
|
|
|
4348 {
|
|
|
4349 temp[i++] = K_SPECIAL;
|
|
|
4350 temp[i++] = K_SECOND(n);
|
|
|
4351 temp[i++] = K_THIRD(n);
|
|
|
4352 }
|
|
|
4353 #ifdef FEAT_MBYTE
|
|
|
4354 else if (has_mbyte)
|
|
|
4355 i += (*mb_char2bytes)(n, temp + i);
|
|
|
4356 #endif
|
|
|
4357 else
|
|
|
4358 temp[i++] = n;
|
|
|
4359 temp[i++] = NUL;
|
|
|
4360 retvar->var_type = VAR_STRING;
|
|
|
4361 retvar->var_val.var_string = vim_strsave(temp);
|
|
|
4362 }
|
|
|
4363 }
|
|
|
4364
|
|
|
4365 /*
|
|
|
4366 * "getcharmod()" function
|
|
|
4367 */
|
|
|
4368 /*ARGSUSED*/
|
|
|
4369 static void
|
|
|
4370 f_getcharmod(argvars, retvar)
|
|
|
4371 VAR argvars;
|
|
|
4372 VAR retvar;
|
|
|
4373 {
|
|
|
4374 retvar->var_val.var_number = mod_mask;
|
|
|
4375 }
|
|
|
4376
|
|
|
4377 /*
|
|
|
4378 * "getcmdline()" function
|
|
|
4379 */
|
|
|
4380 /*ARGSUSED*/
|
|
|
4381 static void
|
|
|
4382 f_getcmdline(argvars, retvar)
|
|
|
4383 VAR argvars;
|
|
|
4384 VAR retvar;
|
|
|
4385 {
|
|
|
4386 retvar->var_type = VAR_STRING;
|
|
|
4387 retvar->var_val.var_string = get_cmdline_str();
|
|
|
4388 }
|
|
|
4389
|
|
|
4390 /*
|
|
|
4391 * "getcmdpos()" function
|
|
|
4392 */
|
|
|
4393 /*ARGSUSED*/
|
|
|
4394 static void
|
|
|
4395 f_getcmdpos(argvars, retvar)
|
|
|
4396 VAR argvars;
|
|
|
4397 VAR retvar;
|
|
|
4398 {
|
|
|
4399 retvar->var_val.var_number = get_cmdline_pos() + 1;
|
|
|
4400 }
|
|
|
4401
|
|
|
4402 /*
|
|
|
4403 * "getbufvar()" function
|
|
|
4404 */
|
|
|
4405 static void
|
|
|
4406 f_getbufvar(argvars, retvar)
|
|
|
4407 VAR argvars;
|
|
|
4408 VAR retvar;
|
|
|
4409 {
|
|
|
4410 buf_T *buf;
|
|
|
4411 buf_T *save_curbuf;
|
|
|
4412 char_u *varname;
|
|
|
4413 VAR v;
|
|
|
4414
|
|
|
4415 ++emsg_off;
|
|
|
4416 buf = get_buf_var(&argvars[0]);
|
|
|
4417 varname = get_var_string(&argvars[1]);
|
|
|
4418
|
|
|
4419 retvar->var_type = VAR_STRING;
|
|
|
4420 retvar->var_val.var_string = NULL;
|
|
|
4421
|
|
|
4422 if (buf != NULL && varname != NULL)
|
|
|
4423 {
|
|
|
4424 if (*varname == '&') /* buffer-local-option */
|
|
|
4425 {
|
|
|
4426 /* set curbuf to be our buf, temporarily */
|
|
|
4427 save_curbuf = curbuf;
|
|
|
4428 curbuf = buf;
|
|
|
4429
|
|
|
4430 get_option_var(&varname, retvar, TRUE);
|
|
|
4431
|
|
|
4432 /* restore previous notion of curbuf */
|
|
|
4433 curbuf = save_curbuf;
|
|
|
4434 }
|
|
|
4435 else
|
|
|
4436 {
|
|
|
4437 /* look up the variable */
|
|
|
4438 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
4439 if (v != NULL)
|
|
|
4440 copy_var(v, retvar);
|
|
|
4441 }
|
|
|
4442 }
|
|
|
4443
|
|
|
4444 --emsg_off;
|
|
|
4445 }
|
|
|
4446
|
|
|
4447 /*
|
|
|
4448 * "getcwd()" function
|
|
|
4449 */
|
|
|
4450 /*ARGSUSED*/
|
|
|
4451 static void
|
|
|
4452 f_getcwd(argvars, retvar)
|
|
|
4453 VAR argvars;
|
|
|
4454 VAR retvar;
|
|
|
4455 {
|
|
|
4456 char_u cwd[MAXPATHL];
|
|
|
4457
|
|
|
4458 retvar->var_type = VAR_STRING;
|
|
|
4459 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
|
4460 retvar->var_val.var_string = NULL;
|
|
|
4461 else
|
|
|
4462 {
|
|
|
4463 retvar->var_val.var_string = vim_strsave(cwd);
|
|
|
4464 #ifdef BACKSLASH_IN_FILENAME
|
|
|
4465 slash_adjust(retvar->var_val.var_string);
|
|
|
4466 #endif
|
|
|
4467 }
|
|
|
4468 }
|
|
|
4469
|
|
|
4470 /*
|
|
|
4471 * "getfsize({fname})" function
|
|
|
4472 */
|
|
|
4473 static void
|
|
|
4474 f_getfsize(argvars, retvar)
|
|
|
4475 VAR argvars;
|
|
|
4476 VAR retvar;
|
|
|
4477 {
|
|
|
4478 char_u *fname;
|
|
|
4479 struct stat st;
|
|
|
4480
|
|
|
4481 fname = get_var_string(&argvars[0]);
|
|
|
4482
|
|
|
4483 retvar->var_type = VAR_NUMBER;
|
|
|
4484
|
|
|
4485 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4486 {
|
|
|
4487 if (mch_isdir(fname))
|
|
|
4488 retvar->var_val.var_number = 0;
|
|
|
4489 else
|
|
|
4490 retvar->var_val.var_number = (varnumber_T)st.st_size;
|
|
|
4491 }
|
|
|
4492 else
|
|
|
4493 retvar->var_val.var_number = -1;
|
|
|
4494 }
|
|
|
4495
|
|
|
4496 /*
|
|
|
4497 * "getftime({fname})" function
|
|
|
4498 */
|
|
|
4499 static void
|
|
|
4500 f_getftime(argvars, retvar)
|
|
|
4501 VAR argvars;
|
|
|
4502 VAR retvar;
|
|
|
4503 {
|
|
|
4504 char_u *fname;
|
|
|
4505 struct stat st;
|
|
|
4506
|
|
|
4507 fname = get_var_string(&argvars[0]);
|
|
|
4508
|
|
|
4509 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4510 retvar->var_val.var_number = (varnumber_T)st.st_mtime;
|
|
|
4511 else
|
|
|
4512 retvar->var_val.var_number = -1;
|
|
|
4513 }
|
|
|
4514
|
|
|
4515 /*
|
|
|
4516 * "getreg()" function
|
|
|
4517 */
|
|
|
4518 static void
|
|
|
4519 f_getreg(argvars, retvar)
|
|
|
4520 VAR argvars;
|
|
|
4521 VAR retvar;
|
|
|
4522 {
|
|
|
4523 char_u *strregname;
|
|
|
4524 int regname;
|
|
|
4525
|
|
|
4526 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
4527 strregname = get_var_string(&argvars[0]);
|
|
|
4528 else
|
|
|
4529 strregname = vimvars[VV_REG].val;
|
|
|
4530 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
4531 if (regname == 0)
|
|
|
4532 regname = '"';
|
|
|
4533
|
|
|
4534 retvar->var_type = VAR_STRING;
|
|
|
4535 retvar->var_val.var_string = get_reg_contents(regname, TRUE);
|
|
|
4536 }
|
|
|
4537
|
|
|
4538 /*
|
|
|
4539 * "getregtype()" function
|
|
|
4540 */
|
|
|
4541 static void
|
|
|
4542 f_getregtype(argvars, retvar)
|
|
|
4543 VAR argvars;
|
|
|
4544 VAR retvar;
|
|
|
4545 {
|
|
|
4546 char_u *strregname;
|
|
|
4547 int regname;
|
|
|
4548 char_u buf[NUMBUFLEN + 2];
|
|
|
4549 long reglen = 0;
|
|
|
4550
|
|
|
4551 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
4552 strregname = get_var_string(&argvars[0]);
|
|
|
4553 else
|
|
|
4554 /* Default to v:register */
|
|
|
4555 strregname = vimvars[VV_REG].val;
|
|
|
4556
|
|
|
4557 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
4558 if (regname == 0)
|
|
|
4559 regname = '"';
|
|
|
4560
|
|
|
4561 buf[0] = NUL;
|
|
|
4562 buf[1] = NUL;
|
|
|
4563 switch (get_reg_type(regname, ®len))
|
|
|
4564 {
|
|
|
4565 case MLINE: buf[0] = 'V'; break;
|
|
|
4566 case MCHAR: buf[0] = 'v'; break;
|
|
|
4567 #ifdef FEAT_VISUAL
|
|
|
4568 case MBLOCK:
|
|
|
4569 buf[0] = Ctrl_V;
|
|
|
4570 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
4571 break;
|
|
|
4572 #endif
|
|
|
4573 }
|
|
|
4574 retvar->var_type = VAR_STRING;
|
|
|
4575 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
4576 }
|
|
|
4577
|
|
|
4578 /*
|
|
|
4579 * "getline(lnum)" function
|
|
|
4580 */
|
|
|
4581 static void
|
|
|
4582 f_getline(argvars, retvar)
|
|
|
4583 VAR argvars;
|
|
|
4584 VAR retvar;
|
|
|
4585 {
|
|
|
4586 linenr_T lnum;
|
|
|
4587 char_u *p;
|
|
|
4588
|
|
|
4589 lnum = get_var_lnum(argvars);
|
|
|
4590
|
|
|
4591 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4592 p = ml_get(lnum);
|
|
|
4593 else
|
|
|
4594 p = (char_u *)"";
|
|
|
4595
|
|
|
4596 retvar->var_type = VAR_STRING;
|
|
|
4597 retvar->var_val.var_string = vim_strsave(p);
|
|
|
4598 }
|
|
|
4599
|
|
|
4600 /*
|
|
|
4601 * "getwinposx()" function
|
|
|
4602 */
|
|
|
4603 /*ARGSUSED*/
|
|
|
4604 static void
|
|
|
4605 f_getwinposx(argvars, retvar)
|
|
|
4606 VAR argvars;
|
|
|
4607 VAR retvar;
|
|
|
4608 {
|
|
|
4609 retvar->var_val.var_number = -1;
|
|
|
4610 #ifdef FEAT_GUI
|
|
|
4611 if (gui.in_use)
|
|
|
4612 {
|
|
|
4613 int x, y;
|
|
|
4614
|
|
|
4615 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
|
4616 retvar->var_val.var_number = x;
|
|
|
4617 }
|
|
|
4618 #endif
|
|
|
4619 }
|
|
|
4620
|
|
|
4621 /*
|
|
|
4622 * "getwinposy()" function
|
|
|
4623 */
|
|
|
4624 /*ARGSUSED*/
|
|
|
4625 static void
|
|
|
4626 f_getwinposy(argvars, retvar)
|
|
|
4627 VAR argvars;
|
|
|
4628 VAR retvar;
|
|
|
4629 {
|
|
|
4630 retvar->var_val.var_number = -1;
|
|
|
4631 #ifdef FEAT_GUI
|
|
|
4632 if (gui.in_use)
|
|
|
4633 {
|
|
|
4634 int x, y;
|
|
|
4635
|
|
|
4636 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
|
4637 retvar->var_val.var_number = y;
|
|
|
4638 }
|
|
|
4639 #endif
|
|
|
4640 }
|
|
|
4641
|
|
|
4642 /*
|
|
|
4643 * "getwinvar()" function
|
|
|
4644 */
|
|
|
4645 static void
|
|
|
4646 f_getwinvar(argvars, retvar)
|
|
|
4647 VAR argvars;
|
|
|
4648 VAR retvar;
|
|
|
4649 {
|
|
|
4650 win_T *win, *oldcurwin;
|
|
|
4651 char_u *varname;
|
|
|
4652 VAR v;
|
|
|
4653
|
|
|
4654 ++emsg_off;
|
|
|
4655 win = find_win_by_nr(&argvars[0]);
|
|
|
4656 varname = get_var_string(&argvars[1]);
|
|
|
4657
|
|
|
4658 retvar->var_type = VAR_STRING;
|
|
|
4659 retvar->var_val.var_string = NULL;
|
|
|
4660
|
|
|
4661 if (win != NULL && varname != NULL)
|
|
|
4662 {
|
|
|
4663 if (*varname == '&') /* window-local-option */
|
|
|
4664 {
|
|
|
4665 /* set curwin to be our win, temporarily */
|
|
|
4666 oldcurwin = curwin;
|
|
|
4667 curwin = win;
|
|
|
4668
|
|
|
4669 get_option_var(&varname, retvar , 1);
|
|
|
4670
|
|
|
4671 /* restore previous notion of curwin */
|
|
|
4672 curwin = oldcurwin;
|
|
|
4673 }
|
|
|
4674 else
|
|
|
4675 {
|
|
|
4676 /* look up the variable */
|
|
|
4677 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
4678 if (v != NULL)
|
|
|
4679 copy_var(v, retvar);
|
|
|
4680 }
|
|
|
4681 }
|
|
|
4682
|
|
|
4683 --emsg_off;
|
|
|
4684 }
|
|
|
4685
|
|
|
4686 /*
|
|
|
4687 * "glob()" function
|
|
|
4688 */
|
|
|
4689 static void
|
|
|
4690 f_glob(argvars, retvar)
|
|
|
4691 VAR argvars;
|
|
|
4692 VAR retvar;
|
|
|
4693 {
|
|
|
4694 expand_T xpc;
|
|
|
4695
|
|
|
4696 ExpandInit(&xpc);
|
|
|
4697 xpc.xp_context = EXPAND_FILES;
|
|
|
4698 retvar->var_type = VAR_STRING;
|
|
|
4699 retvar->var_val.var_string = ExpandOne(&xpc, get_var_string(&argvars[0]),
|
|
|
4700 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
4701 ExpandCleanup(&xpc);
|
|
|
4702 }
|
|
|
4703
|
|
|
4704 /*
|
|
|
4705 * "globpath()" function
|
|
|
4706 */
|
|
|
4707 static void
|
|
|
4708 f_globpath(argvars, retvar)
|
|
|
4709 VAR argvars;
|
|
|
4710 VAR retvar;
|
|
|
4711 {
|
|
|
4712 char_u buf1[NUMBUFLEN];
|
|
|
4713
|
|
|
4714 retvar->var_type = VAR_STRING;
|
|
|
4715 retvar->var_val.var_string = globpath(get_var_string(&argvars[0]),
|
|
|
4716 get_var_string_buf(&argvars[1], buf1));
|
|
|
4717 }
|
|
|
4718
|
|
|
4719 /*
|
|
|
4720 * "has()" function
|
|
|
4721 */
|
|
|
4722 static void
|
|
|
4723 f_has(argvars, retvar)
|
|
|
4724 VAR argvars;
|
|
|
4725 VAR retvar;
|
|
|
4726 {
|
|
|
4727 int i;
|
|
|
4728 char_u *name;
|
|
|
4729 int n = FALSE;
|
|
|
4730 static char *(has_list[]) =
|
|
|
4731 {
|
|
|
4732 #ifdef AMIGA
|
|
|
4733 "amiga",
|
|
|
4734 # ifdef FEAT_ARP
|
|
|
4735 "arp",
|
|
|
4736 # endif
|
|
|
4737 #endif
|
|
|
4738 #ifdef __BEOS__
|
|
|
4739 "beos",
|
|
|
4740 #endif
|
|
|
4741 #ifdef MSDOS
|
|
|
4742 # ifdef DJGPP
|
|
|
4743 "dos32",
|
|
|
4744 # else
|
|
|
4745 "dos16",
|
|
|
4746 # endif
|
|
|
4747 #endif
|
|
|
4748 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
4749 "mac",
|
|
|
4750 #endif
|
|
|
4751 #if defined(MACOS_X_UNIX)
|
|
|
4752 "macunix",
|
|
|
4753 #endif
|
|
|
4754 #ifdef OS2
|
|
|
4755 "os2",
|
|
|
4756 #endif
|
|
|
4757 #ifdef __QNX__
|
|
|
4758 "qnx",
|
|
|
4759 #endif
|
|
|
4760 #ifdef RISCOS
|
|
|
4761 "riscos",
|
|
|
4762 #endif
|
|
|
4763 #ifdef UNIX
|
|
|
4764 "unix",
|
|
|
4765 #endif
|
|
|
4766 #ifdef VMS
|
|
|
4767 "vms",
|
|
|
4768 #endif
|
|
|
4769 #ifdef WIN16
|
|
|
4770 "win16",
|
|
|
4771 #endif
|
|
|
4772 #ifdef WIN32
|
|
|
4773 "win32",
|
|
|
4774 #endif
|
|
|
4775 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
4776 "win32unix",
|
|
|
4777 #endif
|
|
|
4778 #ifdef WIN64
|
|
|
4779 "win64",
|
|
|
4780 #endif
|
|
|
4781 #ifdef EBCDIC
|
|
|
4782 "ebcdic",
|
|
|
4783 #endif
|
|
|
4784 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
4785 "fname_case",
|
|
|
4786 #endif
|
|
|
4787 #ifdef FEAT_ARABIC
|
|
|
4788 "arabic",
|
|
|
4789 #endif
|
|
|
4790 #ifdef FEAT_AUTOCMD
|
|
|
4791 "autocmd",
|
|
|
4792 #endif
|
|
|
4793 #ifdef FEAT_BEVAL
|
|
|
4794 "balloon_eval",
|
|
|
4795 #endif
|
|
|
4796 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
4797 "builtin_terms",
|
|
|
4798 # ifdef ALL_BUILTIN_TCAPS
|
|
|
4799 "all_builtin_terms",
|
|
|
4800 # endif
|
|
|
4801 #endif
|
|
|
4802 #ifdef FEAT_BYTEOFF
|
|
|
4803 "byte_offset",
|
|
|
4804 #endif
|
|
|
4805 #ifdef FEAT_CINDENT
|
|
|
4806 "cindent",
|
|
|
4807 #endif
|
|
|
4808 #ifdef FEAT_CLIENTSERVER
|
|
|
4809 "clientserver",
|
|
|
4810 #endif
|
|
|
4811 #ifdef FEAT_CLIPBOARD
|
|
|
4812 "clipboard",
|
|
|
4813 #endif
|
|
|
4814 #ifdef FEAT_CMDL_COMPL
|
|
|
4815 "cmdline_compl",
|
|
|
4816 #endif
|
|
|
4817 #ifdef FEAT_CMDHIST
|
|
|
4818 "cmdline_hist",
|
|
|
4819 #endif
|
|
|
4820 #ifdef FEAT_COMMENTS
|
|
|
4821 "comments",
|
|
|
4822 #endif
|
|
|
4823 #ifdef FEAT_CRYPT
|
|
|
4824 "cryptv",
|
|
|
4825 #endif
|
|
|
4826 #ifdef FEAT_CSCOPE
|
|
|
4827 "cscope",
|
|
|
4828 #endif
|
|
|
4829 #ifdef DEBUG
|
|
|
4830 "debug",
|
|
|
4831 #endif
|
|
|
4832 #ifdef FEAT_CON_DIALOG
|
|
|
4833 "dialog_con",
|
|
|
4834 #endif
|
|
|
4835 #ifdef FEAT_GUI_DIALOG
|
|
|
4836 "dialog_gui",
|
|
|
4837 #endif
|
|
|
4838 #ifdef FEAT_DIFF
|
|
|
4839 "diff",
|
|
|
4840 #endif
|
|
|
4841 #ifdef FEAT_DIGRAPHS
|
|
|
4842 "digraphs",
|
|
|
4843 #endif
|
|
|
4844 #ifdef FEAT_DND
|
|
|
4845 "dnd",
|
|
|
4846 #endif
|
|
|
4847 #ifdef FEAT_EMACS_TAGS
|
|
|
4848 "emacs_tags",
|
|
|
4849 #endif
|
|
|
4850 "eval", /* always present, of course! */
|
|
|
4851 #ifdef FEAT_EX_EXTRA
|
|
|
4852 "ex_extra",
|
|
|
4853 #endif
|
|
|
4854 #ifdef FEAT_SEARCH_EXTRA
|
|
|
4855 "extra_search",
|
|
|
4856 #endif
|
|
|
4857 #ifdef FEAT_FKMAP
|
|
|
4858 "farsi",
|
|
|
4859 #endif
|
|
|
4860 #ifdef FEAT_SEARCHPATH
|
|
|
4861 "file_in_path",
|
|
|
4862 #endif
|
|
|
4863 #ifdef FEAT_FIND_ID
|
|
|
4864 "find_in_path",
|
|
|
4865 #endif
|
|
|
4866 #ifdef FEAT_FOLDING
|
|
|
4867 "folding",
|
|
|
4868 #endif
|
|
|
4869 #ifdef FEAT_FOOTER
|
|
|
4870 "footer",
|
|
|
4871 #endif
|
|
|
4872 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
4873 "fork",
|
|
|
4874 #endif
|
|
|
4875 #ifdef FEAT_GETTEXT
|
|
|
4876 "gettext",
|
|
|
4877 #endif
|
|
|
4878 #ifdef FEAT_GUI
|
|
|
4879 "gui",
|
|
|
4880 #endif
|
|
|
4881 #ifdef FEAT_GUI_ATHENA
|
|
|
4882 # ifdef FEAT_GUI_NEXTAW
|
|
|
4883 "gui_neXtaw",
|
|
|
4884 # else
|
|
|
4885 "gui_athena",
|
|
|
4886 # endif
|
|
|
4887 #endif
|
|
|
4888 #ifdef FEAT_GUI_BEOS
|
|
|
4889 "gui_beos",
|
|
|
4890 #endif
|
|
11
|
4891 #ifdef FEAT_GUI_KDE
|
|
|
4892 "gui_kde",
|
|
|
4893 #endif
|
|
7
|
4894 #ifdef FEAT_GUI_GTK
|
|
|
4895 "gui_gtk",
|
|
|
4896 # ifdef HAVE_GTK2
|
|
|
4897 "gui_gtk2",
|
|
|
4898 # endif
|
|
|
4899 #endif
|
|
|
4900 #ifdef FEAT_GUI_MAC
|
|
|
4901 "gui_mac",
|
|
|
4902 #endif
|
|
|
4903 #ifdef FEAT_GUI_MOTIF
|
|
|
4904 "gui_motif",
|
|
|
4905 #endif
|
|
|
4906 #ifdef FEAT_GUI_PHOTON
|
|
|
4907 "gui_photon",
|
|
|
4908 #endif
|
|
|
4909 #ifdef FEAT_GUI_W16
|
|
|
4910 "gui_win16",
|
|
|
4911 #endif
|
|
|
4912 #ifdef FEAT_GUI_W32
|
|
|
4913 "gui_win32",
|
|
|
4914 #endif
|
|
|
4915 #ifdef FEAT_HANGULIN
|
|
|
4916 "hangul_input",
|
|
|
4917 #endif
|
|
|
4918 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
4919 "iconv",
|
|
|
4920 #endif
|
|
|
4921 #ifdef FEAT_INS_EXPAND
|
|
|
4922 "insert_expand",
|
|
|
4923 #endif
|
|
|
4924 #ifdef FEAT_JUMPLIST
|
|
|
4925 "jumplist",
|
|
|
4926 #endif
|
|
|
4927 #ifdef FEAT_KEYMAP
|
|
|
4928 "keymap",
|
|
|
4929 #endif
|
|
|
4930 #ifdef FEAT_LANGMAP
|
|
|
4931 "langmap",
|
|
|
4932 #endif
|
|
|
4933 #ifdef FEAT_LIBCALL
|
|
|
4934 "libcall",
|
|
|
4935 #endif
|
|
|
4936 #ifdef FEAT_LINEBREAK
|
|
|
4937 "linebreak",
|
|
|
4938 #endif
|
|
|
4939 #ifdef FEAT_LISP
|
|
|
4940 "lispindent",
|
|
|
4941 #endif
|
|
|
4942 #ifdef FEAT_LISTCMDS
|
|
|
4943 "listcmds",
|
|
|
4944 #endif
|
|
|
4945 #ifdef FEAT_LOCALMAP
|
|
|
4946 "localmap",
|
|
|
4947 #endif
|
|
|
4948 #ifdef FEAT_MENU
|
|
|
4949 "menu",
|
|
|
4950 #endif
|
|
|
4951 #ifdef FEAT_SESSION
|
|
|
4952 "mksession",
|
|
|
4953 #endif
|
|
|
4954 #ifdef FEAT_MODIFY_FNAME
|
|
|
4955 "modify_fname",
|
|
|
4956 #endif
|
|
|
4957 #ifdef FEAT_MOUSE
|
|
|
4958 "mouse",
|
|
|
4959 #endif
|
|
|
4960 #ifdef FEAT_MOUSESHAPE
|
|
|
4961 "mouseshape",
|
|
|
4962 #endif
|
|
|
4963 #if defined(UNIX) || defined(VMS)
|
|
|
4964 # ifdef FEAT_MOUSE_DEC
|
|
|
4965 "mouse_dec",
|
|
|
4966 # endif
|
|
|
4967 # ifdef FEAT_MOUSE_GPM
|
|
|
4968 "mouse_gpm",
|
|
|
4969 # endif
|
|
|
4970 # ifdef FEAT_MOUSE_JSB
|
|
|
4971 "mouse_jsbterm",
|
|
|
4972 # endif
|
|
|
4973 # ifdef FEAT_MOUSE_NET
|
|
|
4974 "mouse_netterm",
|
|
|
4975 # endif
|
|
|
4976 # ifdef FEAT_MOUSE_PTERM
|
|
|
4977 "mouse_pterm",
|
|
|
4978 # endif
|
|
|
4979 # ifdef FEAT_MOUSE_XTERM
|
|
|
4980 "mouse_xterm",
|
|
|
4981 # endif
|
|
|
4982 #endif
|
|
|
4983 #ifdef FEAT_MBYTE
|
|
|
4984 "multi_byte",
|
|
|
4985 #endif
|
|
|
4986 #ifdef FEAT_MBYTE_IME
|
|
|
4987 "multi_byte_ime",
|
|
|
4988 #endif
|
|
|
4989 #ifdef FEAT_MULTI_LANG
|
|
|
4990 "multi_lang",
|
|
|
4991 #endif
|
|
14
|
4992 #ifdef FEAT_MZSCHEME
|
|
|
4993 "mzscheme",
|
|
|
4994 #endif
|
|
7
|
4995 #ifdef FEAT_OLE
|
|
|
4996 "ole",
|
|
|
4997 #endif
|
|
|
4998 #ifdef FEAT_OSFILETYPE
|
|
|
4999 "osfiletype",
|
|
|
5000 #endif
|
|
|
5001 #ifdef FEAT_PATH_EXTRA
|
|
|
5002 "path_extra",
|
|
|
5003 #endif
|
|
|
5004 #ifdef FEAT_PERL
|
|
|
5005 #ifndef DYNAMIC_PERL
|
|
|
5006 "perl",
|
|
|
5007 #endif
|
|
|
5008 #endif
|
|
|
5009 #ifdef FEAT_PYTHON
|
|
|
5010 #ifndef DYNAMIC_PYTHON
|
|
|
5011 "python",
|
|
|
5012 #endif
|
|
|
5013 #endif
|
|
|
5014 #ifdef FEAT_POSTSCRIPT
|
|
|
5015 "postscript",
|
|
|
5016 #endif
|
|
|
5017 #ifdef FEAT_PRINTER
|
|
|
5018 "printer",
|
|
|
5019 #endif
|
|
|
5020 #ifdef FEAT_QUICKFIX
|
|
|
5021 "quickfix",
|
|
|
5022 #endif
|
|
|
5023 #ifdef FEAT_RIGHTLEFT
|
|
|
5024 "rightleft",
|
|
|
5025 #endif
|
|
|
5026 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
5027 "ruby",
|
|
|
5028 #endif
|
|
|
5029 #ifdef FEAT_SCROLLBIND
|
|
|
5030 "scrollbind",
|
|
|
5031 #endif
|
|
|
5032 #ifdef FEAT_CMDL_INFO
|
|
|
5033 "showcmd",
|
|
|
5034 "cmdline_info",
|
|
|
5035 #endif
|
|
|
5036 #ifdef FEAT_SIGNS
|
|
|
5037 "signs",
|
|
|
5038 #endif
|
|
|
5039 #ifdef FEAT_SMARTINDENT
|
|
|
5040 "smartindent",
|
|
|
5041 #endif
|
|
|
5042 #ifdef FEAT_SNIFF
|
|
|
5043 "sniff",
|
|
|
5044 #endif
|
|
|
5045 #ifdef FEAT_STL_OPT
|
|
|
5046 "statusline",
|
|
|
5047 #endif
|
|
|
5048 #ifdef FEAT_SUN_WORKSHOP
|
|
|
5049 "sun_workshop",
|
|
|
5050 #endif
|
|
|
5051 #ifdef FEAT_NETBEANS_INTG
|
|
|
5052 "netbeans_intg",
|
|
|
5053 #endif
|
|
|
5054 #ifdef FEAT_SYN_HL
|
|
|
5055 "syntax",
|
|
|
5056 #endif
|
|
|
5057 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
5058 "system",
|
|
|
5059 #endif
|
|
|
5060 #ifdef FEAT_TAG_BINS
|
|
|
5061 "tag_binary",
|
|
|
5062 #endif
|
|
|
5063 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
5064 "tag_old_static",
|
|
|
5065 #endif
|
|
|
5066 #ifdef FEAT_TAG_ANYWHITE
|
|
|
5067 "tag_any_white",
|
|
|
5068 #endif
|
|
|
5069 #ifdef FEAT_TCL
|
|
|
5070 # ifndef DYNAMIC_TCL
|
|
|
5071 "tcl",
|
|
|
5072 # endif
|
|
|
5073 #endif
|
|
|
5074 #ifdef TERMINFO
|
|
|
5075 "terminfo",
|
|
|
5076 #endif
|
|
|
5077 #ifdef FEAT_TERMRESPONSE
|
|
|
5078 "termresponse",
|
|
|
5079 #endif
|
|
|
5080 #ifdef FEAT_TEXTOBJ
|
|
|
5081 "textobjects",
|
|
|
5082 #endif
|
|
|
5083 #ifdef HAVE_TGETENT
|
|
|
5084 "tgetent",
|
|
|
5085 #endif
|
|
|
5086 #ifdef FEAT_TITLE
|
|
|
5087 "title",
|
|
|
5088 #endif
|
|
|
5089 #ifdef FEAT_TOOLBAR
|
|
|
5090 "toolbar",
|
|
|
5091 #endif
|
|
|
5092 #ifdef FEAT_USR_CMDS
|
|
|
5093 "user-commands", /* was accidentally included in 5.4 */
|
|
|
5094 "user_commands",
|
|
|
5095 #endif
|
|
|
5096 #ifdef FEAT_VIMINFO
|
|
|
5097 "viminfo",
|
|
|
5098 #endif
|
|
|
5099 #ifdef FEAT_VERTSPLIT
|
|
|
5100 "vertsplit",
|
|
|
5101 #endif
|
|
|
5102 #ifdef FEAT_VIRTUALEDIT
|
|
|
5103 "virtualedit",
|
|
|
5104 #endif
|
|
|
5105 #ifdef FEAT_VISUAL
|
|
|
5106 "visual",
|
|
|
5107 #endif
|
|
|
5108 #ifdef FEAT_VISUALEXTRA
|
|
|
5109 "visualextra",
|
|
|
5110 #endif
|
|
|
5111 #ifdef FEAT_VREPLACE
|
|
|
5112 "vreplace",
|
|
|
5113 #endif
|
|
|
5114 #ifdef FEAT_WILDIGN
|
|
|
5115 "wildignore",
|
|
|
5116 #endif
|
|
|
5117 #ifdef FEAT_WILDMENU
|
|
|
5118 "wildmenu",
|
|
|
5119 #endif
|
|
|
5120 #ifdef FEAT_WINDOWS
|
|
|
5121 "windows",
|
|
|
5122 #endif
|
|
|
5123 #ifdef FEAT_WAK
|
|
|
5124 "winaltkeys",
|
|
|
5125 #endif
|
|
|
5126 #ifdef FEAT_WRITEBACKUP
|
|
|
5127 "writebackup",
|
|
|
5128 #endif
|
|
|
5129 #ifdef FEAT_XIM
|
|
|
5130 "xim",
|
|
|
5131 #endif
|
|
|
5132 #ifdef FEAT_XFONTSET
|
|
|
5133 "xfontset",
|
|
|
5134 #endif
|
|
|
5135 #ifdef USE_XSMP
|
|
|
5136 "xsmp",
|
|
|
5137 #endif
|
|
|
5138 #ifdef USE_XSMP_INTERACT
|
|
|
5139 "xsmp_interact",
|
|
|
5140 #endif
|
|
|
5141 #ifdef FEAT_XCLIPBOARD
|
|
|
5142 "xterm_clipboard",
|
|
|
5143 #endif
|
|
|
5144 #ifdef FEAT_XTERM_SAVE
|
|
|
5145 "xterm_save",
|
|
|
5146 #endif
|
|
|
5147 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
5148 "X11",
|
|
|
5149 #endif
|
|
|
5150 NULL
|
|
|
5151 };
|
|
|
5152
|
|
|
5153 name = get_var_string(&argvars[0]);
|
|
|
5154 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
5155 if (STRICMP(name, has_list[i]) == 0)
|
|
|
5156 {
|
|
|
5157 n = TRUE;
|
|
|
5158 break;
|
|
|
5159 }
|
|
|
5160
|
|
|
5161 if (n == FALSE)
|
|
|
5162 {
|
|
|
5163 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
5164 n = has_patch(atoi((char *)name + 5));
|
|
|
5165 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
5166 n = (starting != 0);
|
|
|
5167 #ifdef DYNAMIC_TCL
|
|
|
5168 else if (STRICMP(name, "tcl") == 0)
|
|
|
5169 n = tcl_enabled(FALSE);
|
|
|
5170 #endif
|
|
|
5171 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
5172 else if (STRICMP(name, "iconv") == 0)
|
|
|
5173 n = iconv_enabled(FALSE);
|
|
|
5174 #endif
|
|
|
5175 #ifdef DYNAMIC_RUBY
|
|
|
5176 else if (STRICMP(name, "ruby") == 0)
|
|
|
5177 n = ruby_enabled(FALSE);
|
|
|
5178 #endif
|
|
|
5179 #ifdef DYNAMIC_PYTHON
|
|
|
5180 else if (STRICMP(name, "python") == 0)
|
|
|
5181 n = python_enabled(FALSE);
|
|
|
5182 #endif
|
|
|
5183 #ifdef DYNAMIC_PERL
|
|
|
5184 else if (STRICMP(name, "perl") == 0)
|
|
|
5185 n = perl_enabled(FALSE);
|
|
|
5186 #endif
|
|
|
5187 #ifdef FEAT_GUI
|
|
|
5188 else if (STRICMP(name, "gui_running") == 0)
|
|
|
5189 n = (gui.in_use || gui.starting);
|
|
|
5190 # ifdef FEAT_GUI_W32
|
|
|
5191 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
5192 n = gui_is_win32s();
|
|
|
5193 # endif
|
|
|
5194 # ifdef FEAT_BROWSE
|
|
|
5195 else if (STRICMP(name, "browse") == 0)
|
|
|
5196 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
5197 # endif
|
|
|
5198 #endif
|
|
|
5199 #ifdef FEAT_SYN_HL
|
|
|
5200 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
5201 n = syntax_present(curbuf);
|
|
|
5202 #endif
|
|
|
5203 #if defined(WIN3264)
|
|
|
5204 else if (STRICMP(name, "win95") == 0)
|
|
|
5205 n = mch_windows95();
|
|
|
5206 #endif
|
|
|
5207 }
|
|
|
5208
|
|
|
5209 retvar->var_val.var_number = n;
|
|
|
5210 }
|
|
|
5211
|
|
|
5212 /*
|
|
|
5213 * "hasmapto()" function
|
|
|
5214 */
|
|
|
5215 static void
|
|
|
5216 f_hasmapto(argvars, retvar)
|
|
|
5217 VAR argvars;
|
|
|
5218 VAR retvar;
|
|
|
5219 {
|
|
|
5220 char_u *name;
|
|
|
5221 char_u *mode;
|
|
|
5222 char_u buf[NUMBUFLEN];
|
|
|
5223
|
|
|
5224 name = get_var_string(&argvars[0]);
|
|
|
5225 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5226 mode = (char_u *)"nvo";
|
|
|
5227 else
|
|
|
5228 mode = get_var_string_buf(&argvars[1], buf);
|
|
|
5229
|
|
|
5230 if (map_to_exists(name, mode))
|
|
|
5231 retvar->var_val.var_number = TRUE;
|
|
|
5232 else
|
|
|
5233 retvar->var_val.var_number = FALSE;
|
|
|
5234 }
|
|
|
5235
|
|
|
5236 /*
|
|
|
5237 * "histadd()" function
|
|
|
5238 */
|
|
|
5239 /*ARGSUSED*/
|
|
|
5240 static void
|
|
|
5241 f_histadd(argvars, retvar)
|
|
|
5242 VAR argvars;
|
|
|
5243 VAR retvar;
|
|
|
5244 {
|
|
|
5245 #ifdef FEAT_CMDHIST
|
|
|
5246 int histype;
|
|
|
5247 char_u *str;
|
|
|
5248 char_u buf[NUMBUFLEN];
|
|
|
5249 #endif
|
|
|
5250
|
|
|
5251 retvar->var_val.var_number = FALSE;
|
|
|
5252 if (check_restricted() || check_secure())
|
|
|
5253 return;
|
|
|
5254 #ifdef FEAT_CMDHIST
|
|
|
5255 histype = get_histtype(get_var_string(&argvars[0]));
|
|
|
5256 if (histype >= 0)
|
|
|
5257 {
|
|
|
5258 str = get_var_string_buf(&argvars[1], buf);
|
|
|
5259 if (*str != NUL)
|
|
|
5260 {
|
|
|
5261 add_to_history(histype, str, FALSE, NUL);
|
|
|
5262 retvar->var_val.var_number = TRUE;
|
|
|
5263 return;
|
|
|
5264 }
|
|
|
5265 }
|
|
|
5266 #endif
|
|
|
5267 }
|
|
|
5268
|
|
|
5269 /*
|
|
|
5270 * "histdel()" function
|
|
|
5271 */
|
|
|
5272 /*ARGSUSED*/
|
|
|
5273 static void
|
|
|
5274 f_histdel(argvars, retvar)
|
|
|
5275 VAR argvars;
|
|
|
5276 VAR retvar;
|
|
|
5277 {
|
|
|
5278 #ifdef FEAT_CMDHIST
|
|
|
5279 int n;
|
|
|
5280 char_u buf[NUMBUFLEN];
|
|
|
5281
|
|
|
5282 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5283 /* only one argument: clear entire history */
|
|
|
5284 n = clr_history(get_histtype(get_var_string(&argvars[0])));
|
|
|
5285 else if (argvars[1].var_type == VAR_NUMBER)
|
|
|
5286 /* index given: remove that entry */
|
|
|
5287 n = del_history_idx(get_histtype(get_var_string(&argvars[0])),
|
|
|
5288 (int)get_var_number(&argvars[1]));
|
|
|
5289 else
|
|
|
5290 /* string given: remove all matching entries */
|
|
|
5291 n = del_history_entry(get_histtype(get_var_string(&argvars[0])),
|
|
|
5292 get_var_string_buf(&argvars[1], buf));
|
|
|
5293 retvar->var_val.var_number = n;
|
|
|
5294 #else
|
|
|
5295 retvar->var_val.var_number = 0;
|
|
|
5296 #endif
|
|
|
5297 }
|
|
|
5298
|
|
|
5299 /*
|
|
|
5300 * "histget()" function
|
|
|
5301 */
|
|
|
5302 /*ARGSUSED*/
|
|
|
5303 static void
|
|
|
5304 f_histget(argvars, retvar)
|
|
|
5305 VAR argvars;
|
|
|
5306 VAR retvar;
|
|
|
5307 {
|
|
|
5308 #ifdef FEAT_CMDHIST
|
|
|
5309 int type;
|
|
|
5310 int idx;
|
|
|
5311
|
|
|
5312 type = get_histtype(get_var_string(&argvars[0]));
|
|
|
5313 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5314 idx = get_history_idx(type);
|
|
|
5315 else
|
|
|
5316 idx = (int)get_var_number(&argvars[1]);
|
|
|
5317 retvar->var_val.var_string = vim_strsave(get_history_entry(type, idx));
|
|
|
5318 #else
|
|
|
5319 retvar->var_val.var_string = NULL;
|
|
|
5320 #endif
|
|
|
5321 retvar->var_type = VAR_STRING;
|
|
|
5322 }
|
|
|
5323
|
|
|
5324 /*
|
|
|
5325 * "histnr()" function
|
|
|
5326 */
|
|
|
5327 /*ARGSUSED*/
|
|
|
5328 static void
|
|
|
5329 f_histnr(argvars, retvar)
|
|
|
5330 VAR argvars;
|
|
|
5331 VAR retvar;
|
|
|
5332 {
|
|
|
5333 int i;
|
|
|
5334
|
|
|
5335 #ifdef FEAT_CMDHIST
|
|
|
5336 i = get_histtype(get_var_string(&argvars[0]));
|
|
|
5337 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
5338 i = get_history_idx(i);
|
|
|
5339 else
|
|
|
5340 #endif
|
|
|
5341 i = -1;
|
|
|
5342 retvar->var_val.var_number = i;
|
|
|
5343 }
|
|
|
5344
|
|
|
5345 /*
|
|
|
5346 * "highlight_exists()" function
|
|
|
5347 */
|
|
|
5348 static void
|
|
|
5349 f_hlexists(argvars, retvar)
|
|
|
5350 VAR argvars;
|
|
|
5351 VAR retvar;
|
|
|
5352 {
|
|
|
5353 retvar->var_val.var_number = highlight_exists(get_var_string(&argvars[0]));
|
|
|
5354 }
|
|
|
5355
|
|
|
5356 /*
|
|
|
5357 * "highlightID(name)" function
|
|
|
5358 */
|
|
|
5359 static void
|
|
|
5360 f_hlID(argvars, retvar)
|
|
|
5361 VAR argvars;
|
|
|
5362 VAR retvar;
|
|
|
5363 {
|
|
|
5364 retvar->var_val.var_number = syn_name2id(get_var_string(&argvars[0]));
|
|
|
5365 }
|
|
|
5366
|
|
|
5367 /*
|
|
|
5368 * "hostname()" function
|
|
|
5369 */
|
|
|
5370 /*ARGSUSED*/
|
|
|
5371 static void
|
|
|
5372 f_hostname(argvars, retvar)
|
|
|
5373 VAR argvars;
|
|
|
5374 VAR retvar;
|
|
|
5375 {
|
|
|
5376 char_u hostname[256];
|
|
|
5377
|
|
|
5378 mch_get_host_name(hostname, 256);
|
|
|
5379 retvar->var_type = VAR_STRING;
|
|
|
5380 retvar->var_val.var_string = vim_strsave(hostname);
|
|
|
5381 }
|
|
|
5382
|
|
|
5383 /*
|
|
|
5384 * iconv() function
|
|
|
5385 */
|
|
|
5386 /*ARGSUSED*/
|
|
|
5387 static void
|
|
|
5388 f_iconv(argvars, retvar)
|
|
|
5389 VAR argvars;
|
|
|
5390 VAR retvar;
|
|
|
5391 {
|
|
|
5392 #ifdef FEAT_MBYTE
|
|
|
5393 char_u buf1[NUMBUFLEN];
|
|
|
5394 char_u buf2[NUMBUFLEN];
|
|
|
5395 char_u *from, *to, *str;
|
|
|
5396 vimconv_T vimconv;
|
|
|
5397 #endif
|
|
|
5398
|
|
|
5399 retvar->var_type = VAR_STRING;
|
|
|
5400 retvar->var_val.var_string = NULL;
|
|
|
5401
|
|
|
5402 #ifdef FEAT_MBYTE
|
|
|
5403 str = get_var_string(&argvars[0]);
|
|
|
5404 from = enc_canonize(enc_skip(get_var_string_buf(&argvars[1], buf1)));
|
|
|
5405 to = enc_canonize(enc_skip(get_var_string_buf(&argvars[2], buf2)));
|
|
|
5406 vimconv.vc_type = CONV_NONE;
|
|
|
5407 convert_setup(&vimconv, from, to);
|
|
|
5408
|
|
|
5409 /* If the encodings are equal, no conversion needed. */
|
|
|
5410 if (vimconv.vc_type == CONV_NONE)
|
|
|
5411 retvar->var_val.var_string = vim_strsave(str);
|
|
|
5412 else
|
|
|
5413 retvar->var_val.var_string = string_convert(&vimconv, str, NULL);
|
|
|
5414
|
|
|
5415 convert_setup(&vimconv, NULL, NULL);
|
|
|
5416 vim_free(from);
|
|
|
5417 vim_free(to);
|
|
|
5418 #endif
|
|
|
5419 }
|
|
|
5420
|
|
|
5421 /*
|
|
|
5422 * "indent()" function
|
|
|
5423 */
|
|
|
5424 static void
|
|
|
5425 f_indent(argvars, retvar)
|
|
|
5426 VAR argvars;
|
|
|
5427 VAR retvar;
|
|
|
5428 {
|
|
|
5429 linenr_T lnum;
|
|
|
5430
|
|
|
5431 lnum = get_var_lnum(argvars);
|
|
|
5432 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5433 retvar->var_val.var_number = get_indent_lnum(lnum);
|
|
|
5434 else
|
|
|
5435 retvar->var_val.var_number = -1;
|
|
|
5436 }
|
|
|
5437
|
|
|
5438 static int inputsecret_flag = 0;
|
|
|
5439
|
|
|
5440 /*
|
|
|
5441 * "input()" function
|
|
|
5442 * Also handles inputsecret() when inputsecret is set.
|
|
|
5443 */
|
|
|
5444 static void
|
|
|
5445 f_input(argvars, retvar)
|
|
|
5446 VAR argvars;
|
|
|
5447 VAR retvar;
|
|
|
5448 {
|
|
|
5449 char_u *prompt = get_var_string(&argvars[0]);
|
|
|
5450 char_u *p = NULL;
|
|
|
5451 int c;
|
|
|
5452 char_u buf[NUMBUFLEN];
|
|
|
5453 int cmd_silent_save = cmd_silent;
|
|
|
5454
|
|
|
5455 retvar->var_type = VAR_STRING;
|
|
|
5456
|
|
|
5457 #ifdef NO_CONSOLE_INPUT
|
|
|
5458 /* While starting up, there is no place to enter text. */
|
|
|
5459 if (no_console_input())
|
|
|
5460 {
|
|
|
5461 retvar->var_val.var_string = NULL;
|
|
|
5462 return;
|
|
|
5463 }
|
|
|
5464 #endif
|
|
|
5465
|
|
|
5466 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
5467 if (prompt != NULL)
|
|
|
5468 {
|
|
|
5469 /* Only the part of the message after the last NL is considered as
|
|
|
5470 * prompt for the command line */
|
|
|
5471 p = vim_strrchr(prompt, '\n');
|
|
|
5472 if (p == NULL)
|
|
|
5473 p = prompt;
|
|
|
5474 else
|
|
|
5475 {
|
|
|
5476 ++p;
|
|
|
5477 c = *p;
|
|
|
5478 *p = NUL;
|
|
|
5479 msg_start();
|
|
|
5480 msg_clr_eos();
|
|
|
5481 msg_puts_attr(prompt, echo_attr);
|
|
|
5482 msg_didout = FALSE;
|
|
|
5483 msg_starthere();
|
|
|
5484 *p = c;
|
|
|
5485 }
|
|
|
5486 cmdline_row = msg_row;
|
|
|
5487 }
|
|
|
5488
|
|
|
5489 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5490 stuffReadbuffSpec(get_var_string_buf(&argvars[1], buf));
|
|
|
5491
|
|
|
5492 retvar->var_val.var_string =
|
|
|
5493 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
5494
|
|
|
5495 /* since the user typed this, no need to wait for return */
|
|
|
5496 need_wait_return = FALSE;
|
|
|
5497 msg_didout = FALSE;
|
|
|
5498 cmd_silent = cmd_silent_save;
|
|
|
5499 }
|
|
|
5500
|
|
|
5501 /*
|
|
|
5502 * "inputdialog()" function
|
|
|
5503 */
|
|
|
5504 static void
|
|
|
5505 f_inputdialog(argvars, retvar)
|
|
|
5506 VAR argvars;
|
|
|
5507 VAR retvar;
|
|
|
5508 {
|
|
|
5509 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
5510 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
5511 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
5512 {
|
|
|
5513 char_u *message;
|
|
|
5514 char_u buf[NUMBUFLEN];
|
|
|
5515
|
|
|
5516 message = get_var_string(&argvars[0]);
|
|
|
5517 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5518 {
|
|
|
5519 STRNCPY(IObuff, get_var_string_buf(&argvars[1], buf), IOSIZE);
|
|
|
5520 IObuff[IOSIZE - 1] = NUL;
|
|
|
5521 }
|
|
|
5522 else
|
|
|
5523 IObuff[0] = NUL;
|
|
|
5524 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
5525 1, IObuff) == 1)
|
|
|
5526 retvar->var_val.var_string = vim_strsave(IObuff);
|
|
|
5527 else
|
|
|
5528 {
|
|
|
5529 if (argvars[1].var_type != VAR_UNKNOWN
|
|
|
5530 && argvars[2].var_type != VAR_UNKNOWN)
|
|
|
5531 retvar->var_val.var_string = vim_strsave(
|
|
|
5532 get_var_string_buf(&argvars[2], buf));
|
|
|
5533 else
|
|
|
5534 retvar->var_val.var_string = NULL;
|
|
|
5535 }
|
|
|
5536 retvar->var_type = VAR_STRING;
|
|
|
5537 }
|
|
|
5538 else
|
|
|
5539 #endif
|
|
|
5540 f_input(argvars, retvar);
|
|
|
5541 }
|
|
|
5542
|
|
|
5543 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
5544
|
|
|
5545 /*
|
|
|
5546 * "inputrestore()" function
|
|
|
5547 */
|
|
|
5548 /*ARGSUSED*/
|
|
|
5549 static void
|
|
|
5550 f_inputrestore(argvars, retvar)
|
|
|
5551 VAR argvars;
|
|
|
5552 VAR retvar;
|
|
|
5553 {
|
|
|
5554 if (ga_userinput.ga_len > 0)
|
|
|
5555 {
|
|
|
5556 --ga_userinput.ga_len;
|
|
|
5557 ++ga_userinput.ga_room;
|
|
|
5558 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
5559 + ga_userinput.ga_len);
|
|
|
5560 retvar->var_val.var_number = 0; /* OK */
|
|
|
5561 }
|
|
|
5562 else if (p_verbose > 1)
|
|
|
5563 {
|
|
|
5564 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
|
5565 retvar->var_val.var_number = 1; /* Failed */
|
|
|
5566 }
|
|
|
5567 }
|
|
|
5568
|
|
|
5569 /*
|
|
|
5570 * "inputsave()" function
|
|
|
5571 */
|
|
|
5572 /*ARGSUSED*/
|
|
|
5573 static void
|
|
|
5574 f_inputsave(argvars, retvar)
|
|
|
5575 VAR argvars;
|
|
|
5576 VAR retvar;
|
|
|
5577 {
|
|
|
5578 /* Add an entry to the stack of typehead storage. */
|
|
|
5579 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
5580 {
|
|
|
5581 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
5582 + ga_userinput.ga_len);
|
|
|
5583 ++ga_userinput.ga_len;
|
|
|
5584 --ga_userinput.ga_room;
|
|
|
5585 retvar->var_val.var_number = 0; /* OK */
|
|
|
5586 }
|
|
|
5587 else
|
|
|
5588 retvar->var_val.var_number = 1; /* Failed */
|
|
|
5589 }
|
|
|
5590
|
|
|
5591 /*
|
|
|
5592 * "inputsecret()" function
|
|
|
5593 */
|
|
|
5594 static void
|
|
|
5595 f_inputsecret(argvars, retvar)
|
|
|
5596 VAR argvars;
|
|
|
5597 VAR retvar;
|
|
|
5598 {
|
|
|
5599 ++cmdline_star;
|
|
|
5600 ++inputsecret_flag;
|
|
|
5601 f_input(argvars, retvar);
|
|
|
5602 --cmdline_star;
|
|
|
5603 --inputsecret_flag;
|
|
|
5604 }
|
|
|
5605
|
|
|
5606 /*
|
|
|
5607 * "isdirectory()" function
|
|
|
5608 */
|
|
|
5609 static void
|
|
|
5610 f_isdirectory(argvars, retvar)
|
|
|
5611 VAR argvars;
|
|
|
5612 VAR retvar;
|
|
|
5613 {
|
|
|
5614 retvar->var_val.var_number = mch_isdir(get_var_string(&argvars[0]));
|
|
|
5615 }
|
|
|
5616
|
|
|
5617 /*
|
|
|
5618 * "last_buffer_nr()" function.
|
|
|
5619 */
|
|
|
5620 /*ARGSUSED*/
|
|
|
5621 static void
|
|
|
5622 f_last_buffer_nr(argvars, retvar)
|
|
|
5623 VAR argvars;
|
|
|
5624 VAR retvar;
|
|
|
5625 {
|
|
|
5626 int n = 0;
|
|
|
5627 buf_T *buf;
|
|
|
5628
|
|
|
5629 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5630 if (n < buf->b_fnum)
|
|
|
5631 n = buf->b_fnum;
|
|
|
5632
|
|
|
5633 retvar->var_val.var_number = n;
|
|
|
5634 }
|
|
|
5635
|
|
|
5636 /*
|
|
|
5637 * "line(string)" function
|
|
|
5638 */
|
|
|
5639 static void
|
|
|
5640 f_line(argvars, retvar)
|
|
|
5641 VAR argvars;
|
|
|
5642 VAR retvar;
|
|
|
5643 {
|
|
|
5644 linenr_T lnum = 0;
|
|
|
5645 pos_T *fp;
|
|
|
5646
|
|
|
5647 fp = var2fpos(&argvars[0], TRUE);
|
|
|
5648 if (fp != NULL)
|
|
|
5649 lnum = fp->lnum;
|
|
|
5650 retvar->var_val.var_number = lnum;
|
|
|
5651 }
|
|
|
5652
|
|
|
5653 /*
|
|
|
5654 * "line2byte(lnum)" function
|
|
|
5655 */
|
|
|
5656 /*ARGSUSED*/
|
|
|
5657 static void
|
|
|
5658 f_line2byte(argvars, retvar)
|
|
|
5659 VAR argvars;
|
|
|
5660 VAR retvar;
|
|
|
5661 {
|
|
|
5662 #ifndef FEAT_BYTEOFF
|
|
|
5663 retvar->var_val.var_number = -1;
|
|
|
5664 #else
|
|
|
5665 linenr_T lnum;
|
|
|
5666
|
|
|
5667 lnum = get_var_lnum(argvars);
|
|
|
5668 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
|
5669 retvar->var_val.var_number = -1;
|
|
|
5670 else
|
|
|
5671 retvar->var_val.var_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
5672 if (retvar->var_val.var_number >= 0)
|
|
|
5673 ++retvar->var_val.var_number;
|
|
|
5674 #endif
|
|
|
5675 }
|
|
|
5676
|
|
|
5677 /*
|
|
|
5678 * "lispindent(lnum)" function
|
|
|
5679 */
|
|
|
5680 static void
|
|
|
5681 f_lispindent(argvars, retvar)
|
|
|
5682 VAR argvars;
|
|
|
5683 VAR retvar;
|
|
|
5684 {
|
|
|
5685 #ifdef FEAT_LISP
|
|
|
5686 pos_T pos;
|
|
|
5687 linenr_T lnum;
|
|
|
5688
|
|
|
5689 pos = curwin->w_cursor;
|
|
|
5690 lnum = get_var_lnum(argvars);
|
|
|
5691 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5692 {
|
|
|
5693 curwin->w_cursor.lnum = lnum;
|
|
|
5694 retvar->var_val.var_number = get_lisp_indent();
|
|
|
5695 curwin->w_cursor = pos;
|
|
|
5696 }
|
|
|
5697 else
|
|
|
5698 #endif
|
|
|
5699 retvar->var_val.var_number = -1;
|
|
|
5700 }
|
|
|
5701
|
|
|
5702 /*
|
|
|
5703 * "localtime()" function
|
|
|
5704 */
|
|
|
5705 /*ARGSUSED*/
|
|
|
5706 static void
|
|
|
5707 f_localtime(argvars, retvar)
|
|
|
5708 VAR argvars;
|
|
|
5709 VAR retvar;
|
|
|
5710 {
|
|
|
5711 retvar->var_val.var_number = (varnumber_T)time(NULL);
|
|
|
5712 }
|
|
|
5713
|
|
|
5714 /*
|
|
|
5715 * "maparg()" function
|
|
|
5716 */
|
|
|
5717 static void
|
|
|
5718 f_maparg(argvars, retvar)
|
|
|
5719 VAR argvars;
|
|
|
5720 VAR retvar;
|
|
|
5721 {
|
|
|
5722 get_maparg(argvars, retvar, TRUE);
|
|
|
5723 }
|
|
|
5724
|
|
|
5725 /*
|
|
|
5726 * "mapcheck()" function
|
|
|
5727 */
|
|
|
5728 static void
|
|
|
5729 f_mapcheck(argvars, retvar)
|
|
|
5730 VAR argvars;
|
|
|
5731 VAR retvar;
|
|
|
5732 {
|
|
|
5733 get_maparg(argvars, retvar, FALSE);
|
|
|
5734 }
|
|
|
5735
|
|
|
5736 static void
|
|
|
5737 get_maparg(argvars, retvar, exact)
|
|
|
5738 VAR argvars;
|
|
|
5739 VAR retvar;
|
|
|
5740 int exact;
|
|
|
5741 {
|
|
|
5742 char_u *keys;
|
|
|
5743 char_u *which;
|
|
|
5744 char_u buf[NUMBUFLEN];
|
|
|
5745 char_u *keys_buf = NULL;
|
|
|
5746 char_u *rhs;
|
|
|
5747 int mode;
|
|
|
5748 garray_T ga;
|
|
|
5749
|
|
|
5750 /* return empty string for failure */
|
|
|
5751 retvar->var_type = VAR_STRING;
|
|
|
5752 retvar->var_val.var_string = NULL;
|
|
|
5753
|
|
|
5754 keys = get_var_string(&argvars[0]);
|
|
|
5755 if (*keys == NUL)
|
|
|
5756 return;
|
|
|
5757
|
|
|
5758 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5759 which = get_var_string_buf(&argvars[1], buf);
|
|
|
5760 else
|
|
|
5761 which = (char_u *)"";
|
|
|
5762 mode = get_map_mode(&which, 0);
|
|
|
5763
|
|
|
5764 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
5765 rhs = check_map(keys, mode, exact);
|
|
|
5766 vim_free(keys_buf);
|
|
|
5767 if (rhs != NULL)
|
|
|
5768 {
|
|
|
5769 ga_init(&ga);
|
|
|
5770 ga.ga_itemsize = 1;
|
|
|
5771 ga.ga_growsize = 40;
|
|
|
5772
|
|
|
5773 while (*rhs != NUL)
|
|
|
5774 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
5775
|
|
|
5776 ga_append(&ga, NUL);
|
|
|
5777 retvar->var_val.var_string = (char_u *)ga.ga_data;
|
|
|
5778 }
|
|
|
5779 }
|
|
|
5780
|
|
|
5781 /*
|
|
|
5782 * "match()" function
|
|
|
5783 */
|
|
|
5784 static void
|
|
|
5785 f_match(argvars, retvar)
|
|
|
5786 VAR argvars;
|
|
|
5787 VAR retvar;
|
|
|
5788 {
|
|
|
5789 find_some_match(argvars, retvar, 1);
|
|
|
5790 }
|
|
|
5791
|
|
|
5792 /*
|
|
|
5793 * "matchend()" function
|
|
|
5794 */
|
|
|
5795 static void
|
|
|
5796 f_matchend(argvars, retvar)
|
|
|
5797 VAR argvars;
|
|
|
5798 VAR retvar;
|
|
|
5799 {
|
|
|
5800 find_some_match(argvars, retvar, 0);
|
|
|
5801 }
|
|
|
5802
|
|
|
5803 /*
|
|
|
5804 * "matchstr()" function
|
|
|
5805 */
|
|
|
5806 static void
|
|
|
5807 f_matchstr(argvars, retvar)
|
|
|
5808 VAR argvars;
|
|
|
5809 VAR retvar;
|
|
|
5810 {
|
|
|
5811 find_some_match(argvars, retvar, 2);
|
|
|
5812 }
|
|
|
5813
|
|
|
5814 static void
|
|
|
5815 find_some_match(argvars, retvar, type)
|
|
|
5816 VAR argvars;
|
|
|
5817 VAR retvar;
|
|
|
5818 int type;
|
|
|
5819 {
|
|
|
5820 char_u *str;
|
|
|
5821 char_u *pat;
|
|
|
5822 regmatch_T regmatch;
|
|
|
5823 char_u patbuf[NUMBUFLEN];
|
|
|
5824 char_u *save_cpo;
|
|
|
5825 long start = 0;
|
|
|
5826
|
|
|
5827 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
5828 save_cpo = p_cpo;
|
|
|
5829 p_cpo = (char_u *)"";
|
|
|
5830
|
|
|
5831 str = get_var_string(&argvars[0]);
|
|
|
5832 pat = get_var_string_buf(&argvars[1], patbuf);
|
|
|
5833
|
|
|
5834 if (type == 2)
|
|
|
5835 {
|
|
|
5836 retvar->var_type = VAR_STRING;
|
|
|
5837 retvar->var_val.var_string = NULL;
|
|
|
5838 }
|
|
|
5839 else
|
|
|
5840 retvar->var_val.var_number = -1;
|
|
|
5841
|
|
|
5842 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
5843 {
|
|
|
5844 start = get_var_number(&argvars[2]);
|
|
|
5845 if (start < 0)
|
|
|
5846 start = 0;
|
|
|
5847 if (start > (long)STRLEN(str))
|
|
|
5848 goto theend;
|
|
|
5849 str += start;
|
|
|
5850 }
|
|
|
5851
|
|
|
5852 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
5853 if (regmatch.regprog != NULL)
|
|
|
5854 {
|
|
|
5855 regmatch.rm_ic = p_ic;
|
|
|
5856 if (vim_regexec_nl(®match, str, (colnr_T)0))
|
|
|
5857 {
|
|
|
5858 if (type == 2)
|
|
|
5859 retvar->var_val.var_string = vim_strnsave(regmatch.startp[0],
|
|
|
5860 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
5861 else
|
|
|
5862 {
|
|
|
5863 if (type != 0)
|
|
|
5864 retvar->var_val.var_number =
|
|
|
5865 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
5866 else
|
|
|
5867 retvar->var_val.var_number =
|
|
|
5868 (varnumber_T)(regmatch.endp[0] - str);
|
|
|
5869 retvar->var_val.var_number += start;
|
|
|
5870 }
|
|
|
5871 }
|
|
|
5872 vim_free(regmatch.regprog);
|
|
|
5873 }
|
|
|
5874
|
|
|
5875 theend:
|
|
|
5876 p_cpo = save_cpo;
|
|
|
5877 }
|
|
|
5878
|
|
|
5879 /*
|
|
|
5880 * "mode()" function
|
|
|
5881 */
|
|
|
5882 /*ARGSUSED*/
|
|
|
5883 static void
|
|
|
5884 f_mode(argvars, retvar)
|
|
|
5885 VAR argvars;
|
|
|
5886 VAR retvar;
|
|
|
5887 {
|
|
|
5888 char_u buf[2];
|
|
|
5889
|
|
|
5890 #ifdef FEAT_VISUAL
|
|
|
5891 if (VIsual_active)
|
|
|
5892 {
|
|
|
5893 if (VIsual_select)
|
|
|
5894 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
5895 else
|
|
|
5896 buf[0] = VIsual_mode;
|
|
|
5897 }
|
|
|
5898 else
|
|
|
5899 #endif
|
|
|
5900 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
5901 buf[0] = 'r';
|
|
|
5902 else if (State & INSERT)
|
|
|
5903 {
|
|
|
5904 if (State & REPLACE_FLAG)
|
|
|
5905 buf[0] = 'R';
|
|
|
5906 else
|
|
|
5907 buf[0] = 'i';
|
|
|
5908 }
|
|
|
5909 else if (State & CMDLINE)
|
|
|
5910 buf[0] = 'c';
|
|
|
5911 else
|
|
|
5912 buf[0] = 'n';
|
|
|
5913
|
|
|
5914 buf[1] = NUL;
|
|
|
5915 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
5916 retvar->var_type = VAR_STRING;
|
|
|
5917 }
|
|
|
5918
|
|
|
5919 /*
|
|
|
5920 * "nr2char()" function
|
|
|
5921 */
|
|
|
5922 static void
|
|
|
5923 f_nr2char(argvars, retvar)
|
|
|
5924 VAR argvars;
|
|
|
5925 VAR retvar;
|
|
|
5926 {
|
|
|
5927 char_u buf[NUMBUFLEN];
|
|
|
5928
|
|
|
5929 #ifdef FEAT_MBYTE
|
|
|
5930 if (has_mbyte)
|
|
|
5931 buf[(*mb_char2bytes)((int)get_var_number(&argvars[0]), buf)] = NUL;
|
|
|
5932 else
|
|
|
5933 #endif
|
|
|
5934 {
|
|
|
5935 buf[0] = (char_u)get_var_number(&argvars[0]);
|
|
|
5936 buf[1] = NUL;
|
|
|
5937 }
|
|
|
5938 retvar->var_type = VAR_STRING;
|
|
|
5939 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
5940 }
|
|
|
5941
|
|
|
5942 /*
|
|
|
5943 * "rename({from}, {to})" function
|
|
|
5944 */
|
|
|
5945 static void
|
|
|
5946 f_rename(argvars, retvar)
|
|
|
5947 VAR argvars;
|
|
|
5948 VAR retvar;
|
|
|
5949 {
|
|
|
5950 char_u buf[NUMBUFLEN];
|
|
|
5951
|
|
|
5952 if (check_restricted() || check_secure())
|
|
|
5953 retvar->var_val.var_number = -1;
|
|
|
5954 else
|
|
|
5955 retvar->var_val.var_number = vim_rename(get_var_string(&argvars[0]),
|
|
|
5956 get_var_string_buf(&argvars[1], buf));
|
|
|
5957 }
|
|
|
5958
|
|
|
5959 /*
|
|
|
5960 * "resolve()" function
|
|
|
5961 */
|
|
|
5962 static void
|
|
|
5963 f_resolve(argvars, retvar)
|
|
|
5964 VAR argvars;
|
|
|
5965 VAR retvar;
|
|
|
5966 {
|
|
|
5967 char_u *p;
|
|
|
5968
|
|
|
5969 p = get_var_string(&argvars[0]);
|
|
|
5970 #ifdef FEAT_SHORTCUT
|
|
|
5971 {
|
|
|
5972 char_u *v = NULL;
|
|
|
5973
|
|
|
5974 v = mch_resolve_shortcut(p);
|
|
|
5975 if (v != NULL)
|
|
|
5976 retvar->var_val.var_string = v;
|
|
|
5977 else
|
|
|
5978 retvar->var_val.var_string = vim_strsave(p);
|
|
|
5979 }
|
|
|
5980 #else
|
|
|
5981 # ifdef HAVE_READLINK
|
|
|
5982 {
|
|
|
5983 char_u buf[MAXPATHL + 1];
|
|
|
5984 char_u *cpy;
|
|
|
5985 int len;
|
|
|
5986 char_u *remain = NULL;
|
|
|
5987 char_u *q;
|
|
|
5988 int is_relative_to_current = FALSE;
|
|
|
5989 int has_trailing_pathsep = FALSE;
|
|
|
5990 int limit = 100;
|
|
|
5991
|
|
|
5992 p = vim_strsave(p);
|
|
|
5993
|
|
|
5994 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
5995 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
5996 is_relative_to_current = TRUE;
|
|
|
5997
|
|
|
5998 len = STRLEN(p);
|
|
|
5999 if (len > 0 && vim_ispathsep(p[len-1]))
|
|
|
6000 has_trailing_pathsep = TRUE;
|
|
|
6001
|
|
|
6002 q = getnextcomp(p);
|
|
|
6003 if (*q != NUL)
|
|
|
6004 {
|
|
|
6005 /* Separate the first path component in "p", and keep the
|
|
|
6006 * remainder (beginning with the path separator). */
|
|
|
6007 remain = vim_strsave(q - 1);
|
|
|
6008 q[-1] = NUL;
|
|
|
6009 }
|
|
|
6010
|
|
|
6011 for (;;)
|
|
|
6012 {
|
|
|
6013 for (;;)
|
|
|
6014 {
|
|
|
6015 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
6016 if (len <= 0)
|
|
|
6017 break;
|
|
|
6018 buf[len] = NUL;
|
|
|
6019
|
|
|
6020 if (limit-- == 0)
|
|
|
6021 {
|
|
|
6022 vim_free(p);
|
|
|
6023 vim_free(remain);
|
|
|
6024 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
|
6025 retvar->var_val.var_string = NULL;
|
|
|
6026 goto fail;
|
|
|
6027 }
|
|
|
6028
|
|
|
6029 /* Ensure that the result will have a trailing path separator
|
|
|
6030 * if the argument has one. */
|
|
|
6031 if (remain == NULL && has_trailing_pathsep)
|
|
|
6032 add_pathsep(buf);
|
|
|
6033
|
|
|
6034 /* Separate the first path component in the link value and
|
|
|
6035 * concatenate the remainders. */
|
|
|
6036 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
6037 if (*q != NUL)
|
|
|
6038 {
|
|
|
6039 if (remain == NULL)
|
|
|
6040 remain = vim_strsave(q - 1);
|
|
|
6041 else
|
|
|
6042 {
|
|
|
6043 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
6044 if (cpy != NULL)
|
|
|
6045 {
|
|
|
6046 STRCAT(cpy, remain);
|
|
|
6047 vim_free(remain);
|
|
|
6048 remain = cpy;
|
|
|
6049 }
|
|
|
6050 }
|
|
|
6051 q[-1] = NUL;
|
|
|
6052 }
|
|
|
6053
|
|
|
6054 q = gettail(p);
|
|
|
6055 if (q > p && *q == NUL)
|
|
|
6056 {
|
|
|
6057 /* Ignore trailing path separator. */
|
|
|
6058 q[-1] = NUL;
|
|
|
6059 q = gettail(p);
|
|
|
6060 }
|
|
|
6061 if (q > p && !mch_isFullName(buf))
|
|
|
6062 {
|
|
|
6063 /* symlink is relative to directory of argument */
|
|
|
6064 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
6065 if (cpy != NULL)
|
|
|
6066 {
|
|
|
6067 STRCPY(cpy, p);
|
|
|
6068 STRCPY(gettail(cpy), buf);
|
|
|
6069 vim_free(p);
|
|
|
6070 p = cpy;
|
|
|
6071 }
|
|
|
6072 }
|
|
|
6073 else
|
|
|
6074 {
|
|
|
6075 vim_free(p);
|
|
|
6076 p = vim_strsave(buf);
|
|
|
6077 }
|
|
|
6078 }
|
|
|
6079
|
|
|
6080 if (remain == NULL)
|
|
|
6081 break;
|
|
|
6082
|
|
|
6083 /* Append the first path component of "remain" to "p". */
|
|
|
6084 q = getnextcomp(remain + 1);
|
|
|
6085 len = q - remain - (*q != NUL);
|
|
|
6086 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
6087 if (cpy != NULL)
|
|
|
6088 {
|
|
|
6089 STRNCAT(cpy, remain, len);
|
|
|
6090 vim_free(p);
|
|
|
6091 p = cpy;
|
|
|
6092 }
|
|
|
6093 /* Shorten "remain". */
|
|
|
6094 if (*q != NUL)
|
|
|
6095 STRCPY(remain, q - 1);
|
|
|
6096 else
|
|
|
6097 {
|
|
|
6098 vim_free(remain);
|
|
|
6099 remain = NULL;
|
|
|
6100 }
|
|
|
6101 }
|
|
|
6102
|
|
|
6103 /* If the result is a relative path name, make it explicitly relative to
|
|
|
6104 * the current directory if and only if the argument had this form. */
|
|
|
6105 if (!vim_ispathsep(*p))
|
|
|
6106 {
|
|
|
6107 if (is_relative_to_current
|
|
|
6108 && *p != NUL
|
|
|
6109 && !(p[0] == '.'
|
|
|
6110 && (p[1] == NUL
|
|
|
6111 || vim_ispathsep(p[1])
|
|
|
6112 || (p[1] == '.'
|
|
|
6113 && (p[2] == NUL
|
|
|
6114 || vim_ispathsep(p[2]))))))
|
|
|
6115 {
|
|
|
6116 /* Prepend "./". */
|
|
|
6117 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
6118 if (cpy != NULL)
|
|
|
6119 {
|
|
|
6120 STRCAT(cpy, p);
|
|
|
6121 vim_free(p);
|
|
|
6122 p = cpy;
|
|
|
6123 }
|
|
|
6124 }
|
|
|
6125 else if (!is_relative_to_current)
|
|
|
6126 {
|
|
|
6127 /* Strip leading "./". */
|
|
|
6128 q = p;
|
|
|
6129 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
6130 q += 2;
|
|
|
6131 if (q > p)
|
|
|
6132 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
6133 }
|
|
|
6134 }
|
|
|
6135
|
|
|
6136 /* Ensure that the result will have no trailing path separator
|
|
|
6137 * if the argument had none. But keep "/" or "//". */
|
|
|
6138 if (!has_trailing_pathsep)
|
|
|
6139 {
|
|
|
6140 q = p + STRLEN(p);
|
|
|
6141 while ((q > p + 2 || (q == p + 2 && !vim_ispathsep(*p)))
|
|
|
6142 && vim_ispathsep(q[-1]))
|
|
|
6143 --q;
|
|
|
6144 *q = NUL;
|
|
|
6145 }
|
|
|
6146
|
|
|
6147 retvar->var_val.var_string = p;
|
|
|
6148 }
|
|
|
6149 # else
|
|
|
6150 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6151 # endif
|
|
|
6152 #endif
|
|
|
6153
|
|
|
6154 simplify_filename(retvar->var_val.var_string);
|
|
|
6155
|
|
|
6156 #ifdef HAVE_READLINK
|
|
|
6157 fail:
|
|
|
6158 #endif
|
|
|
6159 retvar->var_type = VAR_STRING;
|
|
|
6160 }
|
|
|
6161
|
|
|
6162 /*
|
|
|
6163 * "simplify()" function
|
|
|
6164 */
|
|
|
6165 static void
|
|
|
6166 f_simplify(argvars, retvar)
|
|
|
6167 VAR argvars;
|
|
|
6168 VAR retvar;
|
|
|
6169 {
|
|
|
6170 char_u *p;
|
|
|
6171
|
|
|
6172 p = get_var_string(&argvars[0]);
|
|
|
6173 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6174 simplify_filename(retvar->var_val.var_string); /* simplify in place */
|
|
|
6175 retvar->var_type = VAR_STRING;
|
|
|
6176 }
|
|
|
6177
|
|
|
6178 /*
|
|
|
6179 * "search()" function
|
|
|
6180 */
|
|
|
6181 static void
|
|
|
6182 f_search(argvars, retvar)
|
|
|
6183 VAR argvars;
|
|
|
6184 VAR retvar;
|
|
|
6185 {
|
|
|
6186 char_u *pat;
|
|
|
6187 pos_T pos;
|
|
|
6188 int save_p_ws = p_ws;
|
|
|
6189 int dir;
|
|
|
6190
|
|
|
6191 pat = get_var_string(&argvars[0]);
|
|
|
6192 dir = get_search_arg(&argvars[1], NULL); /* may set p_ws */
|
|
|
6193
|
|
|
6194 pos = curwin->w_cursor;
|
|
|
6195 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
6196 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
6197 {
|
|
|
6198 retvar->var_val.var_number = pos.lnum;
|
|
|
6199 curwin->w_cursor = pos;
|
|
|
6200 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
6201 * correct that here */
|
|
|
6202 check_cursor();
|
|
|
6203 }
|
|
|
6204 else
|
|
|
6205 retvar->var_val.var_number = 0;
|
|
|
6206 p_ws = save_p_ws;
|
|
|
6207 }
|
|
|
6208
|
|
|
6209 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
6210 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
6211 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
6212
|
|
|
6213 /*
|
|
|
6214 * "searchpair()" function
|
|
|
6215 */
|
|
|
6216 static void
|
|
|
6217 f_searchpair(argvars, retvar)
|
|
|
6218 VAR argvars;
|
|
|
6219 VAR retvar;
|
|
|
6220 {
|
|
|
6221 char_u *spat, *mpat, *epat;
|
|
|
6222 char_u *skip;
|
|
|
6223 char_u *pat, *pat2, *pat3;
|
|
|
6224 pos_T pos;
|
|
|
6225 pos_T firstpos;
|
|
|
6226 pos_T save_cursor;
|
|
|
6227 pos_T save_pos;
|
|
|
6228 int save_p_ws = p_ws;
|
|
|
6229 char_u *save_cpo;
|
|
|
6230 int dir;
|
|
|
6231 int flags = 0;
|
|
|
6232 char_u nbuf1[NUMBUFLEN];
|
|
|
6233 char_u nbuf2[NUMBUFLEN];
|
|
|
6234 char_u nbuf3[NUMBUFLEN];
|
|
|
6235 int n;
|
|
|
6236 int r;
|
|
|
6237 int nest = 1;
|
|
|
6238 int err;
|
|
|
6239
|
|
|
6240 retvar->var_val.var_number = 0; /* default: FAIL */
|
|
|
6241
|
|
|
6242 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
6243 save_cpo = p_cpo;
|
|
|
6244 p_cpo = (char_u *)"";
|
|
|
6245
|
|
|
6246 /* Get the three pattern arguments: start, middle, end. */
|
|
|
6247 spat = get_var_string(&argvars[0]);
|
|
|
6248 mpat = get_var_string_buf(&argvars[1], nbuf1);
|
|
|
6249 epat = get_var_string_buf(&argvars[2], nbuf2);
|
|
|
6250
|
|
|
6251 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
6252 * start/middle/end (pat3, for the top pair). */
|
|
|
6253 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
6254 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
6255 if (pat2 == NULL || pat3 == NULL)
|
|
|
6256 goto theend;
|
|
|
6257 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
6258 if (*mpat == NUL)
|
|
|
6259 STRCPY(pat3, pat2);
|
|
|
6260 else
|
|
|
6261 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
6262 spat, epat, mpat);
|
|
|
6263
|
|
|
6264 /* Handle the optional fourth argument: flags */
|
|
|
6265 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
|
6266
|
|
|
6267 /* Optional fifth argument: skip expresion */
|
|
|
6268 if (argvars[3].var_type == VAR_UNKNOWN
|
|
|
6269 || argvars[4].var_type == VAR_UNKNOWN)
|
|
|
6270 skip = (char_u *)"";
|
|
|
6271 else
|
|
|
6272 skip = get_var_string_buf(&argvars[4], nbuf3);
|
|
|
6273
|
|
|
6274 save_cursor = curwin->w_cursor;
|
|
|
6275 pos = curwin->w_cursor;
|
|
|
6276 firstpos.lnum = 0;
|
|
|
6277 pat = pat3;
|
|
|
6278 for (;;)
|
|
|
6279 {
|
|
|
6280 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
6281 SEARCH_KEEP, RE_SEARCH);
|
|
|
6282 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
6283 /* didn't find it or found the first match again: FAIL */
|
|
|
6284 break;
|
|
|
6285
|
|
|
6286 if (firstpos.lnum == 0)
|
|
|
6287 firstpos = pos;
|
|
|
6288
|
|
|
6289 /* If the skip pattern matches, ignore this match. */
|
|
|
6290 if (*skip != NUL)
|
|
|
6291 {
|
|
|
6292 save_pos = curwin->w_cursor;
|
|
|
6293 curwin->w_cursor = pos;
|
|
|
6294 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
6295 curwin->w_cursor = save_pos;
|
|
|
6296 if (err)
|
|
|
6297 {
|
|
|
6298 /* Evaluating {skip} caused an error, break here. */
|
|
|
6299 curwin->w_cursor = save_cursor;
|
|
|
6300 retvar->var_val.var_number = -1;
|
|
|
6301 break;
|
|
|
6302 }
|
|
|
6303 if (r)
|
|
|
6304 continue;
|
|
|
6305 }
|
|
|
6306
|
|
|
6307 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
6308 {
|
|
|
6309 /* Found end when searching backwards or start when searching
|
|
|
6310 * forward: nested pair. */
|
|
|
6311 ++nest;
|
|
|
6312 pat = pat2; /* nested, don't search for middle */
|
|
|
6313 }
|
|
|
6314 else
|
|
|
6315 {
|
|
|
6316 /* Found end when searching forward or start when searching
|
|
|
6317 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
6318 if (--nest == 1)
|
|
|
6319 pat = pat3; /* outer level, search for middle */
|
|
|
6320 }
|
|
|
6321
|
|
|
6322 if (nest == 0)
|
|
|
6323 {
|
|
|
6324 /* Found the match: return matchcount or line number. */
|
|
|
6325 if (flags & SP_RETCOUNT)
|
|
|
6326 ++retvar->var_val.var_number;
|
|
|
6327 else
|
|
|
6328 retvar->var_val.var_number = pos.lnum;
|
|
|
6329 curwin->w_cursor = pos;
|
|
|
6330 if (!(flags & SP_REPEAT))
|
|
|
6331 break;
|
|
|
6332 nest = 1; /* search for next unmatched */
|
|
|
6333 }
|
|
|
6334 }
|
|
|
6335
|
|
|
6336 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
|
6337 if ((flags & SP_NOMOVE) || retvar->var_val.var_number == 0)
|
|
|
6338 curwin->w_cursor = save_cursor;
|
|
|
6339
|
|
|
6340 theend:
|
|
|
6341 vim_free(pat2);
|
|
|
6342 vim_free(pat3);
|
|
|
6343 p_ws = save_p_ws;
|
|
|
6344 p_cpo = save_cpo;
|
|
|
6345 }
|
|
|
6346
|
|
|
6347 static int
|
|
|
6348 get_search_arg(varp, flagsp)
|
|
|
6349 VAR varp;
|
|
|
6350 int *flagsp;
|
|
|
6351 {
|
|
|
6352 int dir = FORWARD;
|
|
|
6353 char_u *flags;
|
|
|
6354 char_u nbuf[NUMBUFLEN];
|
|
|
6355
|
|
|
6356 if (varp->var_type != VAR_UNKNOWN)
|
|
|
6357 {
|
|
|
6358 flags = get_var_string_buf(varp, nbuf);
|
|
|
6359 if (vim_strchr(flags, 'b') != NULL)
|
|
|
6360 dir = BACKWARD;
|
|
|
6361 if (vim_strchr(flags, 'w') != NULL)
|
|
|
6362 p_ws = TRUE;
|
|
|
6363 if (vim_strchr(flags, 'W') != NULL)
|
|
|
6364 p_ws = FALSE;
|
|
|
6365 if (flagsp != NULL)
|
|
|
6366 {
|
|
|
6367 if (vim_strchr(flags, 'n') != NULL)
|
|
|
6368 *flagsp |= SP_NOMOVE;
|
|
|
6369 if (vim_strchr(flags, 'r') != NULL)
|
|
|
6370 *flagsp |= SP_REPEAT;
|
|
|
6371 if (vim_strchr(flags, 'm') != NULL)
|
|
|
6372 *flagsp |= SP_RETCOUNT;
|
|
|
6373 }
|
|
|
6374 }
|
|
|
6375 return dir;
|
|
|
6376 }
|
|
|
6377
|
|
|
6378 /*
|
|
|
6379 * "setbufvar()" function
|
|
|
6380 */
|
|
|
6381 /*ARGSUSED*/
|
|
|
6382 static void
|
|
|
6383 f_setbufvar(argvars, retvar)
|
|
|
6384 VAR argvars;
|
|
|
6385 VAR retvar;
|
|
|
6386 {
|
|
|
6387 buf_T *buf;
|
|
|
6388 #ifdef FEAT_AUTOCMD
|
|
|
6389 aco_save_T aco;
|
|
|
6390 #else
|
|
|
6391 buf_T *save_curbuf;
|
|
|
6392 #endif
|
|
|
6393 char_u *varname, *bufvarname;
|
|
|
6394 VAR varp;
|
|
|
6395 char_u nbuf[NUMBUFLEN];
|
|
|
6396
|
|
|
6397 if (check_restricted() || check_secure())
|
|
|
6398 return;
|
|
|
6399 ++emsg_off;
|
|
|
6400 buf = get_buf_var(&argvars[0]);
|
|
|
6401 varname = get_var_string(&argvars[1]);
|
|
|
6402 varp = &argvars[2];
|
|
|
6403
|
|
|
6404 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
6405 {
|
|
|
6406 /* set curbuf to be our buf, temporarily */
|
|
|
6407 #ifdef FEAT_AUTOCMD
|
|
|
6408 aucmd_prepbuf(&aco, buf);
|
|
|
6409 #else
|
|
|
6410 save_curbuf = curbuf;
|
|
|
6411 curbuf = buf;
|
|
|
6412 #endif
|
|
|
6413
|
|
|
6414 if (*varname == '&')
|
|
|
6415 {
|
|
|
6416 ++varname;
|
|
|
6417 set_option_value(varname, get_var_number(varp),
|
|
|
6418 get_var_string_buf(varp, nbuf), OPT_LOCAL);
|
|
|
6419 }
|
|
|
6420 else
|
|
|
6421 {
|
|
|
6422 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
6423 if (bufvarname != NULL)
|
|
|
6424 {
|
|
|
6425 STRCPY(bufvarname, "b:");
|
|
|
6426 STRCPY(bufvarname + 2, varname);
|
|
|
6427 set_var(bufvarname, varp);
|
|
|
6428 vim_free(bufvarname);
|
|
|
6429 }
|
|
|
6430 }
|
|
|
6431
|
|
|
6432 /* reset notion of buffer */
|
|
|
6433 #ifdef FEAT_AUTOCMD
|
|
|
6434 aucmd_restbuf(&aco);
|
|
|
6435 #else
|
|
|
6436 curbuf = save_curbuf;
|
|
|
6437 #endif
|
|
|
6438 }
|
|
|
6439 --emsg_off;
|
|
|
6440 }
|
|
|
6441
|
|
|
6442 /*
|
|
|
6443 * "setcmdpos()" function
|
|
|
6444 */
|
|
|
6445 static void
|
|
|
6446 f_setcmdpos(argvars, retvar)
|
|
|
6447 VAR argvars;
|
|
|
6448 VAR retvar;
|
|
|
6449 {
|
|
|
6450 retvar->var_val.var_number = set_cmdline_pos(
|
|
|
6451 (int)get_var_number(&argvars[0]) - 1);
|
|
|
6452 }
|
|
|
6453
|
|
|
6454 /*
|
|
|
6455 * "setline()" function
|
|
|
6456 */
|
|
|
6457 static void
|
|
|
6458 f_setline(argvars, retvar)
|
|
|
6459 VAR argvars;
|
|
|
6460 VAR retvar;
|
|
|
6461 {
|
|
|
6462 linenr_T lnum;
|
|
|
6463 char_u *line;
|
|
|
6464
|
|
|
6465 lnum = get_var_lnum(argvars);
|
|
|
6466 line = get_var_string(&argvars[1]);
|
|
|
6467 retvar->var_val.var_number = 1; /* FAIL is default */
|
|
|
6468
|
|
|
6469 if (lnum >= 1
|
|
|
6470 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
6471 && u_savesub(lnum) == OK
|
|
|
6472 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
6473 {
|
|
|
6474 changed_bytes(lnum, 0);
|
|
|
6475 check_cursor_col();
|
|
|
6476 retvar->var_val.var_number = 0;
|
|
|
6477 }
|
|
|
6478 }
|
|
|
6479
|
|
|
6480 /*
|
|
|
6481 * "setreg()" function
|
|
|
6482 */
|
|
|
6483 static void
|
|
|
6484 f_setreg(argvars, retvar)
|
|
|
6485 VAR argvars;
|
|
|
6486 VAR retvar;
|
|
|
6487 {
|
|
|
6488 int regname;
|
|
|
6489 char_u *strregname;
|
|
|
6490 char_u *stropt;
|
|
|
6491 int append;
|
|
|
6492 char_u yank_type;
|
|
|
6493 long block_len;
|
|
|
6494
|
|
|
6495 block_len = -1;
|
|
|
6496 yank_type = MAUTO;
|
|
|
6497 append = FALSE;
|
|
|
6498
|
|
|
6499 strregname = get_var_string(argvars);
|
|
|
6500 retvar->var_val.var_number = 1; /* FAIL is default */
|
|
|
6501
|
|
|
6502 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6503 if (regname == 0 || regname == '@')
|
|
|
6504 regname = '"';
|
|
|
6505 else if (regname == '=')
|
|
|
6506 return;
|
|
|
6507
|
|
|
6508 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
6509 {
|
|
|
6510 for (stropt = get_var_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
|
6511 switch (*stropt)
|
|
|
6512 {
|
|
|
6513 case 'a': case 'A': /* append */
|
|
|
6514 append = TRUE;
|
|
|
6515 break;
|
|
|
6516 case 'v': case 'c': /* character-wise selection */
|
|
|
6517 yank_type = MCHAR;
|
|
|
6518 break;
|
|
|
6519 case 'V': case 'l': /* line-wise selection */
|
|
|
6520 yank_type = MLINE;
|
|
|
6521 break;
|
|
|
6522 #ifdef FEAT_VISUAL
|
|
|
6523 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
6524 yank_type = MBLOCK;
|
|
|
6525 if (VIM_ISDIGIT(stropt[1]))
|
|
|
6526 {
|
|
|
6527 ++stropt;
|
|
|
6528 block_len = getdigits(&stropt) - 1;
|
|
|
6529 --stropt;
|
|
|
6530 }
|
|
|
6531 break;
|
|
|
6532 #endif
|
|
|
6533 }
|
|
|
6534 }
|
|
|
6535
|
|
|
6536 write_reg_contents_ex(regname, get_var_string(&argvars[1]), -1,
|
|
|
6537 append, yank_type, block_len);
|
|
|
6538 retvar->var_val.var_number = 0;
|
|
|
6539 }
|
|
|
6540
|
|
|
6541
|
|
|
6542 /*
|
|
|
6543 * "setwinvar(expr)" function
|
|
|
6544 */
|
|
|
6545 /*ARGSUSED*/
|
|
|
6546 static void
|
|
|
6547 f_setwinvar(argvars, retvar)
|
|
|
6548 VAR argvars;
|
|
|
6549 VAR retvar;
|
|
|
6550 {
|
|
|
6551 win_T *win;
|
|
|
6552 #ifdef FEAT_WINDOWS
|
|
|
6553 win_T *save_curwin;
|
|
|
6554 #endif
|
|
|
6555 char_u *varname, *winvarname;
|
|
|
6556 VAR varp;
|
|
|
6557 char_u nbuf[NUMBUFLEN];
|
|
|
6558
|
|
|
6559 if (check_restricted() || check_secure())
|
|
|
6560 return;
|
|
|
6561 ++emsg_off;
|
|
|
6562 win = find_win_by_nr(&argvars[0]);
|
|
|
6563 varname = get_var_string(&argvars[1]);
|
|
|
6564 varp = &argvars[2];
|
|
|
6565
|
|
|
6566 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
6567 {
|
|
|
6568 #ifdef FEAT_WINDOWS
|
|
|
6569 /* set curwin to be our win, temporarily */
|
|
|
6570 save_curwin = curwin;
|
|
|
6571 curwin = win;
|
|
|
6572 curbuf = curwin->w_buffer;
|
|
|
6573 #endif
|
|
|
6574
|
|
|
6575 if (*varname == '&')
|
|
|
6576 {
|
|
|
6577 ++varname;
|
|
|
6578 set_option_value(varname, get_var_number(varp),
|
|
|
6579 get_var_string_buf(varp, nbuf), OPT_LOCAL);
|
|
|
6580 }
|
|
|
6581 else
|
|
|
6582 {
|
|
|
6583 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
6584 if (winvarname != NULL)
|
|
|
6585 {
|
|
|
6586 STRCPY(winvarname, "w:");
|
|
|
6587 STRCPY(winvarname + 2, varname);
|
|
|
6588 set_var(winvarname, varp);
|
|
|
6589 vim_free(winvarname);
|
|
|
6590 }
|
|
|
6591 }
|
|
|
6592
|
|
|
6593 #ifdef FEAT_WINDOWS
|
|
|
6594 /* Restore current window, if it's still valid (autocomands can make
|
|
|
6595 * it invalid). */
|
|
|
6596 if (win_valid(save_curwin))
|
|
|
6597 {
|
|
|
6598 curwin = save_curwin;
|
|
|
6599 curbuf = curwin->w_buffer;
|
|
|
6600 }
|
|
|
6601 #endif
|
|
|
6602 }
|
|
|
6603 --emsg_off;
|
|
|
6604 }
|
|
|
6605
|
|
|
6606 /*
|
|
|
6607 * "nextnonblank()" function
|
|
|
6608 */
|
|
|
6609 static void
|
|
|
6610 f_nextnonblank(argvars, retvar)
|
|
|
6611 VAR argvars;
|
|
|
6612 VAR retvar;
|
|
|
6613 {
|
|
|
6614 linenr_T lnum;
|
|
|
6615
|
|
|
6616 for (lnum = get_var_lnum(argvars); ; ++lnum)
|
|
|
6617 {
|
|
|
6618 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
6619 {
|
|
|
6620 lnum = 0;
|
|
|
6621 break;
|
|
|
6622 }
|
|
|
6623 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
6624 break;
|
|
|
6625 }
|
|
|
6626 retvar->var_val.var_number = lnum;
|
|
|
6627 }
|
|
|
6628
|
|
|
6629 /*
|
|
|
6630 * "prevnonblank()" function
|
|
|
6631 */
|
|
|
6632 static void
|
|
|
6633 f_prevnonblank(argvars, retvar)
|
|
|
6634 VAR argvars;
|
|
|
6635 VAR retvar;
|
|
|
6636 {
|
|
|
6637 linenr_T lnum;
|
|
|
6638
|
|
|
6639 lnum = get_var_lnum(argvars);
|
|
|
6640 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
6641 lnum = 0;
|
|
|
6642 else
|
|
|
6643 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
6644 --lnum;
|
|
|
6645 retvar->var_val.var_number = lnum;
|
|
|
6646 }
|
|
|
6647
|
|
|
6648 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
6649 static void make_connection __ARGS((void));
|
|
|
6650 static int check_connection __ARGS((void));
|
|
|
6651
|
|
|
6652 static void
|
|
|
6653 make_connection()
|
|
|
6654 {
|
|
|
6655 if (X_DISPLAY == NULL
|
|
|
6656 # ifdef FEAT_GUI
|
|
|
6657 && !gui.in_use
|
|
|
6658 # endif
|
|
|
6659 )
|
|
|
6660 {
|
|
|
6661 x_force_connect = TRUE;
|
|
|
6662 setup_term_clip();
|
|
|
6663 x_force_connect = FALSE;
|
|
|
6664 }
|
|
|
6665 }
|
|
|
6666
|
|
|
6667 static int
|
|
|
6668 check_connection()
|
|
|
6669 {
|
|
|
6670 make_connection();
|
|
|
6671 if (X_DISPLAY == NULL)
|
|
|
6672 {
|
|
|
6673 EMSG(_("E240: No connection to Vim server"));
|
|
|
6674 return FAIL;
|
|
|
6675 }
|
|
|
6676 return OK;
|
|
|
6677 }
|
|
|
6678 #endif
|
|
|
6679
|
|
|
6680 /*ARGSUSED*/
|
|
|
6681 static void
|
|
|
6682 f_serverlist(argvars, retvar)
|
|
|
6683 VAR argvars;
|
|
|
6684 VAR retvar;
|
|
|
6685 {
|
|
|
6686 char_u *r = NULL;
|
|
|
6687
|
|
|
6688 #ifdef FEAT_CLIENTSERVER
|
|
|
6689 # ifdef WIN32
|
|
|
6690 r = serverGetVimNames();
|
|
|
6691 # else
|
|
|
6692 make_connection();
|
|
|
6693 if (X_DISPLAY != NULL)
|
|
|
6694 r = serverGetVimNames(X_DISPLAY);
|
|
|
6695 # endif
|
|
|
6696 #endif
|
|
|
6697 retvar->var_type = VAR_STRING;
|
|
|
6698 retvar->var_val.var_string = r;
|
|
|
6699 }
|
|
|
6700
|
|
|
6701 /*ARGSUSED*/
|
|
|
6702 static void
|
|
|
6703 f_remote_peek(argvars, retvar)
|
|
|
6704 VAR argvars;
|
|
|
6705 VAR retvar;
|
|
|
6706 {
|
|
|
6707 #ifdef FEAT_CLIENTSERVER
|
|
|
6708 var v;
|
|
|
6709 char_u *s = NULL;
|
|
|
6710 # ifdef WIN32
|
|
|
6711 int n = 0;
|
|
|
6712 # endif
|
|
|
6713
|
|
|
6714 if (check_restricted() || check_secure())
|
|
|
6715 {
|
|
|
6716 retvar->var_val.var_number = -1;
|
|
|
6717 return;
|
|
|
6718 }
|
|
|
6719 # ifdef WIN32
|
|
|
6720 sscanf(get_var_string(&argvars[0]), "%x", &n);
|
|
|
6721 if (n == 0)
|
|
|
6722 retvar->var_val.var_number = -1;
|
|
|
6723 else
|
|
|
6724 {
|
|
|
6725 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
|
6726 retvar->var_val.var_number = (s != NULL);
|
|
|
6727 }
|
|
|
6728 # else
|
|
|
6729 retvar->var_val.var_number = 0;
|
|
|
6730 if (check_connection() == FAIL)
|
|
|
6731 return;
|
|
|
6732
|
|
|
6733 retvar->var_val.var_number = serverPeekReply(X_DISPLAY,
|
|
|
6734 serverStrToWin(get_var_string(&argvars[0])), &s);
|
|
|
6735 # endif
|
|
|
6736
|
|
|
6737 if (argvars[1].var_type != VAR_UNKNOWN && retvar->var_val.var_number > 0)
|
|
|
6738 {
|
|
|
6739 v.var_type = VAR_STRING;
|
|
|
6740 v.var_val.var_string = vim_strsave(s);
|
|
|
6741 set_var(get_var_string(&argvars[1]), &v);
|
|
|
6742 }
|
|
|
6743 #else
|
|
|
6744 retvar->var_val.var_number = -1;
|
|
|
6745 #endif
|
|
|
6746 }
|
|
|
6747
|
|
|
6748 /*ARGSUSED*/
|
|
|
6749 static void
|
|
|
6750 f_remote_read(argvars, retvar)
|
|
|
6751 VAR argvars;
|
|
|
6752 VAR retvar;
|
|
|
6753 {
|
|
|
6754 char_u *r = NULL;
|
|
|
6755
|
|
|
6756 #ifdef FEAT_CLIENTSERVER
|
|
|
6757 if (!check_restricted() && !check_secure())
|
|
|
6758 {
|
|
|
6759 # ifdef WIN32
|
|
|
6760 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
6761 int n = 0;
|
|
|
6762
|
|
|
6763 sscanf(get_var_string(&argvars[0]), "%x", &n);
|
|
|
6764 if (n != 0)
|
|
|
6765 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
6766 if (r == NULL)
|
|
|
6767 # else
|
|
|
6768 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
|
6769 serverStrToWin(get_var_string(&argvars[0])), &r, FALSE) < 0)
|
|
|
6770 # endif
|
|
|
6771 EMSG(_("E277: Unable to read a server reply"));
|
|
|
6772 }
|
|
|
6773 #endif
|
|
|
6774 retvar->var_type = VAR_STRING;
|
|
|
6775 retvar->var_val.var_string = r;
|
|
|
6776 }
|
|
|
6777
|
|
|
6778 /*ARGSUSED*/
|
|
|
6779 static void
|
|
|
6780 f_server2client(argvars, retvar)
|
|
|
6781 VAR argvars;
|
|
|
6782 VAR retvar;
|
|
|
6783 {
|
|
|
6784 #ifdef FEAT_CLIENTSERVER
|
|
|
6785 char_u buf[NUMBUFLEN];
|
|
|
6786 char_u *server = get_var_string(&argvars[0]);
|
|
|
6787 char_u *reply = get_var_string_buf(&argvars[1], buf);
|
|
|
6788
|
|
|
6789 retvar->var_val.var_number = -1;
|
|
|
6790 if (check_restricted() || check_secure())
|
|
|
6791 return;
|
|
|
6792 # ifdef FEAT_X11
|
|
|
6793 if (check_connection() == FAIL)
|
|
|
6794 return;
|
|
|
6795 # endif
|
|
|
6796
|
|
|
6797 if (serverSendReply(server, reply) < 0)
|
|
|
6798 {
|
|
|
6799 EMSG(_("E258: Unable to send to client"));
|
|
|
6800 return;
|
|
|
6801 }
|
|
|
6802 retvar->var_val.var_number = 0;
|
|
|
6803 #else
|
|
|
6804 retvar->var_val.var_number = -1;
|
|
|
6805 #endif
|
|
|
6806 }
|
|
|
6807
|
|
|
6808 #ifdef FEAT_CLIENTSERVER
|
|
|
6809 static void remote_common __ARGS((VAR argvars, VAR retvar, int expr));
|
|
|
6810
|
|
|
6811 static void
|
|
|
6812 remote_common(argvars, retvar, expr)
|
|
|
6813 VAR argvars;
|
|
|
6814 VAR retvar;
|
|
|
6815 int expr;
|
|
|
6816 {
|
|
|
6817 char_u *server_name;
|
|
|
6818 char_u *keys;
|
|
|
6819 char_u *r = NULL;
|
|
|
6820 char_u buf[NUMBUFLEN];
|
|
|
6821 # ifdef WIN32
|
|
|
6822 HWND w;
|
|
|
6823 # else
|
|
|
6824 Window w;
|
|
|
6825 # endif
|
|
|
6826
|
|
|
6827 if (check_restricted() || check_secure())
|
|
|
6828 return;
|
|
|
6829
|
|
|
6830 # ifdef FEAT_X11
|
|
|
6831 if (check_connection() == FAIL)
|
|
|
6832 return;
|
|
|
6833 # endif
|
|
|
6834
|
|
|
6835 server_name = get_var_string(&argvars[0]);
|
|
|
6836 keys = get_var_string_buf(&argvars[1], buf);
|
|
|
6837 # ifdef WIN32
|
|
|
6838 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
6839 # else
|
|
|
6840 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
6841 < 0)
|
|
|
6842 # endif
|
|
|
6843 {
|
|
|
6844 if (r != NULL)
|
|
|
6845 EMSG(r); /* sending worked but evaluation failed */
|
|
|
6846 else
|
|
|
6847 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
6848 return;
|
|
|
6849 }
|
|
|
6850
|
|
|
6851 retvar->var_val.var_string = r;
|
|
|
6852
|
|
|
6853 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
6854 {
|
|
|
6855 var v;
|
|
|
6856 char_u str[30];
|
|
|
6857
|
|
|
6858 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
|
6859 v.var_type = VAR_STRING;
|
|
|
6860 v.var_val.var_string = vim_strsave(str);
|
|
|
6861 set_var(get_var_string(&argvars[2]), &v);
|
|
|
6862 }
|
|
|
6863 }
|
|
|
6864 #endif
|
|
|
6865
|
|
|
6866 /*
|
|
|
6867 * "remote_expr()" function
|
|
|
6868 */
|
|
|
6869 /*ARGSUSED*/
|
|
|
6870 static void
|
|
|
6871 f_remote_expr(argvars, retvar)
|
|
|
6872 VAR argvars;
|
|
|
6873 VAR retvar;
|
|
|
6874 {
|
|
|
6875 retvar->var_type = VAR_STRING;
|
|
|
6876 retvar->var_val.var_string = NULL;
|
|
|
6877 #ifdef FEAT_CLIENTSERVER
|
|
|
6878 remote_common(argvars, retvar, TRUE);
|
|
|
6879 #endif
|
|
|
6880 }
|
|
|
6881
|
|
|
6882 /*
|
|
|
6883 * "remote_send()" function
|
|
|
6884 */
|
|
|
6885 /*ARGSUSED*/
|
|
|
6886 static void
|
|
|
6887 f_remote_send(argvars, retvar)
|
|
|
6888 VAR argvars;
|
|
|
6889 VAR retvar;
|
|
|
6890 {
|
|
|
6891 retvar->var_type = VAR_STRING;
|
|
|
6892 retvar->var_val.var_string = NULL;
|
|
|
6893 #ifdef FEAT_CLIENTSERVER
|
|
|
6894 remote_common(argvars, retvar, FALSE);
|
|
|
6895 #endif
|
|
|
6896 }
|
|
|
6897
|
|
|
6898 /*
|
|
|
6899 * "remote_foreground()" function
|
|
|
6900 */
|
|
|
6901 /*ARGSUSED*/
|
|
|
6902 static void
|
|
|
6903 f_remote_foreground(argvars, retvar)
|
|
|
6904 VAR argvars;
|
|
|
6905 VAR retvar;
|
|
|
6906 {
|
|
|
6907 retvar->var_val.var_number = 0;
|
|
|
6908 #ifdef FEAT_CLIENTSERVER
|
|
|
6909 # ifdef WIN32
|
|
|
6910 /* On Win32 it's done in this application. */
|
|
|
6911 serverForeground(get_var_string(&argvars[0]));
|
|
|
6912 # else
|
|
|
6913 /* Send a foreground() expression to the server. */
|
|
|
6914 argvars[1].var_type = VAR_STRING;
|
|
|
6915 argvars[1].var_val.var_string = vim_strsave((char_u *)"foreground()");
|
|
|
6916 argvars[2].var_type = VAR_UNKNOWN;
|
|
|
6917 remote_common(argvars, retvar, TRUE);
|
|
|
6918 vim_free(argvars[1].var_val.var_string);
|
|
|
6919 # endif
|
|
|
6920 #endif
|
|
|
6921 }
|
|
|
6922
|
|
|
6923 #ifdef HAVE_STRFTIME
|
|
|
6924 /*
|
|
|
6925 * "strftime({format}[, {time}])" function
|
|
|
6926 */
|
|
|
6927 static void
|
|
|
6928 f_strftime(argvars, retvar)
|
|
|
6929 VAR argvars;
|
|
|
6930 VAR retvar;
|
|
|
6931 {
|
|
|
6932 char_u result_buf[256];
|
|
|
6933 struct tm *curtime;
|
|
|
6934 time_t seconds;
|
|
|
6935 char_u *p;
|
|
|
6936
|
|
|
6937 retvar->var_type = VAR_STRING;
|
|
|
6938
|
|
|
6939 p = get_var_string(&argvars[0]);
|
|
|
6940 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
6941 seconds = time(NULL);
|
|
|
6942 else
|
|
|
6943 seconds = (time_t)get_var_number(&argvars[1]);
|
|
|
6944 curtime = localtime(&seconds);
|
|
|
6945 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
6946 if (curtime == NULL)
|
|
|
6947 retvar->var_val.var_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
|
6948 else
|
|
|
6949 {
|
|
|
6950 # ifdef FEAT_MBYTE
|
|
|
6951 vimconv_T conv;
|
|
|
6952 char_u *enc;
|
|
|
6953
|
|
|
6954 conv.vc_type = CONV_NONE;
|
|
|
6955 enc = enc_locale();
|
|
|
6956 convert_setup(&conv, p_enc, enc);
|
|
|
6957 if (conv.vc_type != CONV_NONE)
|
|
|
6958 p = string_convert(&conv, p, NULL);
|
|
|
6959 # endif
|
|
|
6960 if (p != NULL)
|
|
|
6961 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
6962 (char *)p, curtime);
|
|
|
6963 else
|
|
|
6964 result_buf[0] = NUL;
|
|
|
6965
|
|
|
6966 # ifdef FEAT_MBYTE
|
|
|
6967 if (conv.vc_type != CONV_NONE)
|
|
|
6968 vim_free(p);
|
|
|
6969 convert_setup(&conv, enc, p_enc);
|
|
|
6970 if (conv.vc_type != CONV_NONE)
|
|
|
6971 retvar->var_val.var_string =
|
|
|
6972 string_convert(&conv, result_buf, NULL);
|
|
|
6973 else
|
|
|
6974 # endif
|
|
|
6975 retvar->var_val.var_string = vim_strsave(result_buf);
|
|
|
6976
|
|
|
6977 # ifdef FEAT_MBYTE
|
|
|
6978 /* Release conversion descriptors */
|
|
|
6979 convert_setup(&conv, NULL, NULL);
|
|
|
6980 vim_free(enc);
|
|
|
6981 # endif
|
|
|
6982 }
|
|
|
6983 }
|
|
|
6984 #endif
|
|
|
6985
|
|
|
6986 /*
|
|
|
6987 * "stridx()" function
|
|
|
6988 */
|
|
|
6989 static void
|
|
|
6990 f_stridx(argvars, retvar)
|
|
|
6991 VAR argvars;
|
|
|
6992 VAR retvar;
|
|
|
6993 {
|
|
|
6994 char_u buf[NUMBUFLEN];
|
|
|
6995 char_u *needle;
|
|
|
6996 char_u *haystack;
|
|
|
6997 char_u *pos;
|
|
|
6998
|
|
|
6999 needle = get_var_string(&argvars[1]);
|
|
|
7000 haystack = get_var_string_buf(&argvars[0], buf);
|
|
|
7001 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
7002
|
|
|
7003 if (pos == NULL)
|
|
|
7004 retvar->var_val.var_number = -1;
|
|
|
7005 else
|
|
|
7006 retvar->var_val.var_number = (varnumber_T) (pos - haystack);
|
|
|
7007 }
|
|
|
7008
|
|
|
7009 /*
|
|
|
7010 * "strridx()" function
|
|
|
7011 */
|
|
|
7012 static void
|
|
|
7013 f_strridx(argvars, retvar)
|
|
|
7014 VAR argvars;
|
|
|
7015 VAR retvar;
|
|
|
7016 {
|
|
|
7017 char_u buf[NUMBUFLEN];
|
|
|
7018 char_u *needle;
|
|
|
7019 char_u *haystack;
|
|
|
7020 char_u *rest;
|
|
|
7021 char_u *lastmatch = NULL;
|
|
|
7022
|
|
|
7023 needle = get_var_string(&argvars[1]);
|
|
|
7024 haystack = get_var_string_buf(&argvars[0], buf);
|
|
|
7025 rest = haystack;
|
|
|
7026 while (*haystack != '\0')
|
|
|
7027 {
|
|
|
7028 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
7029 if (rest == NULL)
|
|
|
7030 break;
|
|
|
7031 lastmatch = rest++;
|
|
|
7032 }
|
|
|
7033
|
|
|
7034 if (lastmatch == NULL)
|
|
|
7035 retvar->var_val.var_number = -1;
|
|
|
7036 else
|
|
|
7037 retvar->var_val.var_number = (varnumber_T) (lastmatch - haystack);
|
|
|
7038 }
|
|
|
7039
|
|
|
7040 /*
|
|
|
7041 * "strlen()" function
|
|
|
7042 */
|
|
|
7043 static void
|
|
|
7044 f_strlen(argvars, retvar)
|
|
|
7045 VAR argvars;
|
|
|
7046 VAR retvar;
|
|
|
7047 {
|
|
|
7048 retvar->var_val.var_number = (varnumber_T) (STRLEN(get_var_string(&argvars[0])));
|
|
|
7049 }
|
|
|
7050
|
|
|
7051 /*
|
|
|
7052 * "strpart()" function
|
|
|
7053 */
|
|
|
7054 static void
|
|
|
7055 f_strpart(argvars, retvar)
|
|
|
7056 VAR argvars;
|
|
|
7057 VAR retvar;
|
|
|
7058 {
|
|
|
7059 char_u *p;
|
|
|
7060 int n;
|
|
|
7061 int len;
|
|
|
7062 int slen;
|
|
|
7063
|
|
|
7064 p = get_var_string(&argvars[0]);
|
|
|
7065 slen = (int)STRLEN(p);
|
|
|
7066
|
|
|
7067 n = get_var_number(&argvars[1]);
|
|
|
7068 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7069 len = get_var_number(&argvars[2]);
|
|
|
7070 else
|
|
|
7071 len = slen - n; /* default len: all bytes that are available. */
|
|
|
7072
|
|
|
7073 /*
|
|
|
7074 * Only return the overlap between the specified part and the actual
|
|
|
7075 * string.
|
|
|
7076 */
|
|
|
7077 if (n < 0)
|
|
|
7078 {
|
|
|
7079 len += n;
|
|
|
7080 n = 0;
|
|
|
7081 }
|
|
|
7082 else if (n > slen)
|
|
|
7083 n = slen;
|
|
|
7084 if (len < 0)
|
|
|
7085 len = 0;
|
|
|
7086 else if (n + len > slen)
|
|
|
7087 len = slen - n;
|
|
|
7088
|
|
|
7089 retvar->var_type = VAR_STRING;
|
|
|
7090 retvar->var_val.var_string = vim_strnsave(p + n, len);
|
|
|
7091 }
|
|
|
7092
|
|
|
7093 /*
|
|
|
7094 * "strtrans()" function
|
|
|
7095 */
|
|
|
7096 static void
|
|
|
7097 f_strtrans(argvars, retvar)
|
|
|
7098 VAR argvars;
|
|
|
7099 VAR retvar;
|
|
|
7100 {
|
|
|
7101 retvar->var_type = VAR_STRING;
|
|
|
7102 retvar->var_val.var_string = transstr(get_var_string(&argvars[0]));
|
|
|
7103 }
|
|
|
7104
|
|
|
7105 /*
|
|
|
7106 * "synID(line, col, trans)" function
|
|
|
7107 */
|
|
|
7108 /*ARGSUSED*/
|
|
|
7109 static void
|
|
|
7110 f_synID(argvars, retvar)
|
|
|
7111 VAR argvars;
|
|
|
7112 VAR retvar;
|
|
|
7113 {
|
|
|
7114 int id = 0;
|
|
|
7115 #ifdef FEAT_SYN_HL
|
|
|
7116 long line;
|
|
|
7117 long col;
|
|
|
7118 int trans;
|
|
|
7119
|
|
|
7120 line = get_var_lnum(argvars);
|
|
|
7121 col = get_var_number(&argvars[1]) - 1;
|
|
|
7122 trans = get_var_number(&argvars[2]);
|
|
|
7123
|
|
|
7124 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
7125 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
7126 id = syn_get_id(line, col, trans);
|
|
|
7127 #endif
|
|
|
7128
|
|
|
7129 retvar->var_val.var_number = id;
|
|
|
7130 }
|
|
|
7131
|
|
|
7132 /*
|
|
|
7133 * "synIDattr(id, what [, mode])" function
|
|
|
7134 */
|
|
|
7135 /*ARGSUSED*/
|
|
|
7136 static void
|
|
|
7137 f_synIDattr(argvars, retvar)
|
|
|
7138 VAR argvars;
|
|
|
7139 VAR retvar;
|
|
|
7140 {
|
|
|
7141 char_u *p = NULL;
|
|
|
7142 #ifdef FEAT_SYN_HL
|
|
|
7143 int id;
|
|
|
7144 char_u *what;
|
|
|
7145 char_u *mode;
|
|
|
7146 char_u modebuf[NUMBUFLEN];
|
|
|
7147 int modec;
|
|
|
7148
|
|
|
7149 id = get_var_number(&argvars[0]);
|
|
|
7150 what = get_var_string(&argvars[1]);
|
|
|
7151 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7152 {
|
|
|
7153 mode = get_var_string_buf(&argvars[2], modebuf);
|
|
|
7154 modec = TOLOWER_ASC(mode[0]);
|
|
|
7155 if (modec != 't' && modec != 'c'
|
|
|
7156 #ifdef FEAT_GUI
|
|
|
7157 && modec != 'g'
|
|
|
7158 #endif
|
|
|
7159 )
|
|
|
7160 modec = 0; /* replace invalid with current */
|
|
|
7161 }
|
|
|
7162 else
|
|
|
7163 {
|
|
|
7164 #ifdef FEAT_GUI
|
|
|
7165 if (gui.in_use)
|
|
|
7166 modec = 'g';
|
|
|
7167 else
|
|
|
7168 #endif
|
|
|
7169 if (t_colors > 1)
|
|
|
7170 modec = 'c';
|
|
|
7171 else
|
|
|
7172 modec = 't';
|
|
|
7173 }
|
|
|
7174
|
|
|
7175
|
|
|
7176 switch (TOLOWER_ASC(what[0]))
|
|
|
7177 {
|
|
|
7178 case 'b':
|
|
|
7179 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
7180 p = highlight_color(id, what, modec);
|
|
|
7181 else /* bold */
|
|
|
7182 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
7183 break;
|
|
|
7184
|
|
|
7185 case 'f': /* fg[#] */
|
|
|
7186 p = highlight_color(id, what, modec);
|
|
|
7187 break;
|
|
|
7188
|
|
|
7189 case 'i':
|
|
|
7190 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
7191 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
7192 else /* italic */
|
|
|
7193 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
7194 break;
|
|
|
7195
|
|
|
7196 case 'n': /* name */
|
|
|
7197 p = get_highlight_name(NULL, id - 1);
|
|
|
7198 break;
|
|
|
7199
|
|
|
7200 case 'r': /* reverse */
|
|
|
7201 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
7202 break;
|
|
|
7203
|
|
|
7204 case 's': /* standout */
|
|
|
7205 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
7206 break;
|
|
|
7207
|
|
|
7208 case 'u': /* underline */
|
|
|
7209 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
7210 break;
|
|
|
7211 }
|
|
|
7212
|
|
|
7213 if (p != NULL)
|
|
|
7214 p = vim_strsave(p);
|
|
|
7215 #endif
|
|
|
7216 retvar->var_type = VAR_STRING;
|
|
|
7217 retvar->var_val.var_string = p;
|
|
|
7218 }
|
|
|
7219
|
|
|
7220 /*
|
|
|
7221 * "synIDtrans(id)" function
|
|
|
7222 */
|
|
|
7223 /*ARGSUSED*/
|
|
|
7224 static void
|
|
|
7225 f_synIDtrans(argvars, retvar)
|
|
|
7226 VAR argvars;
|
|
|
7227 VAR retvar;
|
|
|
7228 {
|
|
|
7229 int id;
|
|
|
7230
|
|
|
7231 #ifdef FEAT_SYN_HL
|
|
|
7232 id = get_var_number(&argvars[0]);
|
|
|
7233
|
|
|
7234 if (id > 0)
|
|
|
7235 id = syn_get_final_id(id);
|
|
|
7236 else
|
|
|
7237 #endif
|
|
|
7238 id = 0;
|
|
|
7239
|
|
|
7240 retvar->var_val.var_number = id;
|
|
|
7241 }
|
|
|
7242
|
|
|
7243 /*
|
|
|
7244 * "system()" function
|
|
|
7245 */
|
|
|
7246 static void
|
|
|
7247 f_system(argvars, retvar)
|
|
|
7248 VAR argvars;
|
|
|
7249 VAR retvar;
|
|
|
7250 {
|
|
|
7251 char_u *p;
|
|
|
7252
|
|
|
7253 p = get_cmd_output(get_var_string(&argvars[0]), SHELL_SILENT);
|
|
|
7254 #ifdef USE_CR
|
|
|
7255 /* translate <CR> into <NL> */
|
|
|
7256 if (p != NULL)
|
|
|
7257 {
|
|
|
7258 char_u *s;
|
|
|
7259
|
|
|
7260 for (s = p; *s; ++s)
|
|
|
7261 {
|
|
|
7262 if (*s == CAR)
|
|
|
7263 *s = NL;
|
|
|
7264 }
|
|
|
7265 }
|
|
|
7266 #else
|
|
|
7267 # ifdef USE_CRNL
|
|
|
7268 /* translate <CR><NL> into <NL> */
|
|
|
7269 if (p != NULL)
|
|
|
7270 {
|
|
|
7271 char_u *s, *d;
|
|
|
7272
|
|
|
7273 d = p;
|
|
|
7274 for (s = p; *s; ++s)
|
|
|
7275 {
|
|
|
7276 if (s[0] == CAR && s[1] == NL)
|
|
|
7277 ++s;
|
|
|
7278 *d++ = *s;
|
|
|
7279 }
|
|
|
7280 *d = NUL;
|
|
|
7281 }
|
|
|
7282 # endif
|
|
|
7283 #endif
|
|
|
7284 retvar->var_type = VAR_STRING;
|
|
|
7285 retvar->var_val.var_string = p;
|
|
|
7286 }
|
|
|
7287
|
|
|
7288 /*
|
|
|
7289 * "submatch()" function
|
|
|
7290 */
|
|
|
7291 static void
|
|
|
7292 f_submatch(argvars, retvar)
|
|
|
7293 VAR argvars;
|
|
|
7294 VAR retvar;
|
|
|
7295 {
|
|
|
7296 retvar->var_type = VAR_STRING;
|
|
|
7297 retvar->var_val.var_string = reg_submatch((int)get_var_number(&argvars[0]));
|
|
|
7298 }
|
|
|
7299
|
|
|
7300 /*
|
|
|
7301 * "substitute()" function
|
|
|
7302 */
|
|
|
7303 static void
|
|
|
7304 f_substitute(argvars, retvar)
|
|
|
7305 VAR argvars;
|
|
|
7306 VAR retvar;
|
|
|
7307 {
|
|
|
7308 char_u patbuf[NUMBUFLEN];
|
|
|
7309 char_u subbuf[NUMBUFLEN];
|
|
|
7310 char_u flagsbuf[NUMBUFLEN];
|
|
|
7311
|
|
|
7312 retvar->var_type = VAR_STRING;
|
|
|
7313 retvar->var_val.var_string = do_string_sub(
|
|
|
7314 get_var_string(&argvars[0]),
|
|
|
7315 get_var_string_buf(&argvars[1], patbuf),
|
|
|
7316 get_var_string_buf(&argvars[2], subbuf),
|
|
|
7317 get_var_string_buf(&argvars[3], flagsbuf));
|
|
|
7318 }
|
|
|
7319
|
|
|
7320 /*
|
|
|
7321 * "tempname()" function
|
|
|
7322 */
|
|
|
7323 /*ARGSUSED*/
|
|
|
7324 static void
|
|
|
7325 f_tempname(argvars, retvar)
|
|
|
7326 VAR argvars;
|
|
|
7327 VAR retvar;
|
|
|
7328 {
|
|
|
7329 static int x = 'A';
|
|
|
7330
|
|
|
7331 retvar->var_type = VAR_STRING;
|
|
|
7332 retvar->var_val.var_string = vim_tempname(x);
|
|
|
7333
|
|
|
7334 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
7335 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
7336 do
|
|
|
7337 {
|
|
|
7338 if (x == 'Z')
|
|
|
7339 x = '0';
|
|
|
7340 else if (x == '9')
|
|
|
7341 x = 'A';
|
|
|
7342 else
|
|
|
7343 {
|
|
|
7344 #ifdef EBCDIC
|
|
|
7345 if (x == 'I')
|
|
|
7346 x = 'J';
|
|
|
7347 else if (x == 'R')
|
|
|
7348 x = 'S';
|
|
|
7349 else
|
|
|
7350 #endif
|
|
|
7351 ++x;
|
|
|
7352 }
|
|
|
7353 } while (x == 'I' || x == 'O');
|
|
|
7354 }
|
|
|
7355
|
|
|
7356 /*
|
|
|
7357 * "tolower(string)" function
|
|
|
7358 */
|
|
|
7359 static void
|
|
|
7360 f_tolower(argvars, retvar)
|
|
|
7361 VAR argvars;
|
|
|
7362 VAR retvar;
|
|
|
7363 {
|
|
|
7364 char_u *p;
|
|
|
7365
|
|
|
7366 p = vim_strsave(get_var_string(&argvars[0]));
|
|
|
7367 retvar->var_type = VAR_STRING;
|
|
|
7368 retvar->var_val.var_string = p;
|
|
|
7369
|
|
|
7370 if (p != NULL)
|
|
|
7371 while (*p != NUL)
|
|
|
7372 {
|
|
|
7373 #ifdef FEAT_MBYTE
|
|
|
7374 int l;
|
|
|
7375
|
|
|
7376 if (enc_utf8)
|
|
|
7377 {
|
|
|
7378 int c, lc;
|
|
|
7379
|
|
|
7380 c = utf_ptr2char(p);
|
|
|
7381 lc = utf_tolower(c);
|
|
|
7382 l = utf_ptr2len_check(p);
|
|
|
7383 /* TODO: reallocate string when byte count changes. */
|
|
|
7384 if (utf_char2len(lc) == l)
|
|
|
7385 utf_char2bytes(lc, p);
|
|
|
7386 p += l;
|
|
|
7387 }
|
|
|
7388 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
7389 p += l; /* skip multi-byte character */
|
|
|
7390 else
|
|
|
7391 #endif
|
|
|
7392 {
|
|
|
7393 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
7394 ++p;
|
|
|
7395 }
|
|
|
7396 }
|
|
|
7397 }
|
|
|
7398
|
|
|
7399 /*
|
|
|
7400 * "toupper(string)" function
|
|
|
7401 */
|
|
|
7402 static void
|
|
|
7403 f_toupper(argvars, retvar)
|
|
|
7404 VAR argvars;
|
|
|
7405 VAR retvar;
|
|
|
7406 {
|
|
|
7407 char_u *p;
|
|
|
7408
|
|
|
7409 p = vim_strsave(get_var_string(&argvars[0]));
|
|
|
7410 retvar->var_type = VAR_STRING;
|
|
|
7411 retvar->var_val.var_string = p;
|
|
|
7412
|
|
|
7413 if (p != NULL)
|
|
|
7414 while (*p != NUL)
|
|
|
7415 {
|
|
|
7416 #ifdef FEAT_MBYTE
|
|
|
7417 int l;
|
|
|
7418
|
|
|
7419 if (enc_utf8)
|
|
|
7420 {
|
|
|
7421 int c, uc;
|
|
|
7422
|
|
|
7423 c = utf_ptr2char(p);
|
|
|
7424 uc = utf_toupper(c);
|
|
|
7425 l = utf_ptr2len_check(p);
|
|
|
7426 /* TODO: reallocate string when byte count changes. */
|
|
|
7427 if (utf_char2len(uc) == l)
|
|
|
7428 utf_char2bytes(uc, p);
|
|
|
7429 p += l;
|
|
|
7430 }
|
|
|
7431 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
7432 p += l; /* skip multi-byte character */
|
|
|
7433 else
|
|
|
7434 #endif
|
|
|
7435 {
|
|
|
7436 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
7437 p++;
|
|
|
7438 }
|
|
|
7439 }
|
|
|
7440 }
|
|
|
7441
|
|
|
7442 /*
|
|
15
|
7443 * "tr(string, fromstr, tostr)" function
|
|
|
7444 */
|
|
|
7445 static void
|
|
|
7446 f_tr(argvars, retvar)
|
|
|
7447 VAR argvars;
|
|
|
7448 VAR retvar;
|
|
|
7449 {
|
|
|
7450 char_u *instr;
|
|
|
7451 char_u *fromstr;
|
|
|
7452 char_u *tostr;
|
|
|
7453 char_u *p;
|
|
|
7454 #ifdef FEAT_MBYTE
|
|
|
7455 int inlen;
|
|
|
7456 int fromlen;
|
|
|
7457 int tolen;
|
|
|
7458 int idx;
|
|
|
7459 char_u *cpstr;
|
|
|
7460 int cplen;
|
|
|
7461 int first = TRUE;
|
|
|
7462 #endif
|
|
|
7463 char_u buf[NUMBUFLEN];
|
|
|
7464 char_u buf2[NUMBUFLEN];
|
|
|
7465 garray_T ga;
|
|
|
7466
|
|
|
7467 instr = get_var_string(&argvars[0]);
|
|
|
7468 fromstr = get_var_string_buf(&argvars[1], buf);
|
|
|
7469 tostr = get_var_string_buf(&argvars[2], buf2);
|
|
|
7470
|
|
|
7471 /* Default return value: empty string. */
|
|
|
7472 retvar->var_type = VAR_STRING;
|
|
|
7473 retvar->var_val.var_string = NULL;
|
|
|
7474 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
7475
|
|
|
7476 #ifdef FEAT_MBYTE
|
|
|
7477 if (!has_mbyte)
|
|
|
7478 #endif
|
|
|
7479 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
7480 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
7481 {
|
|
|
7482 error:
|
|
|
7483 EMSG2(_(e_invarg2), fromstr);
|
|
|
7484 ga_clear(&ga);
|
|
|
7485 return;
|
|
|
7486 }
|
|
|
7487
|
|
|
7488 /* fromstr and tostr have to contain the same number of chars */
|
|
|
7489 while (*instr != NUL)
|
|
|
7490 {
|
|
|
7491 #ifdef FEAT_MBYTE
|
|
|
7492 if (has_mbyte)
|
|
|
7493 {
|
|
|
7494 inlen = mb_ptr2len_check(instr);
|
|
|
7495 cpstr = instr;
|
|
|
7496 cplen = inlen;
|
|
|
7497 idx = 0;
|
|
|
7498 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
7499 {
|
|
|
7500 fromlen = mb_ptr2len_check(p);
|
|
|
7501 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
7502 {
|
|
|
7503 for (p = tostr; *p != NUL; p += tolen)
|
|
|
7504 {
|
|
|
7505 tolen = mb_ptr2len_check(p);
|
|
|
7506 if (idx-- == 0)
|
|
|
7507 {
|
|
|
7508 cplen = tolen;
|
|
|
7509 cpstr = p;
|
|
|
7510 break;
|
|
|
7511 }
|
|
|
7512 }
|
|
|
7513 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
7514 goto error;
|
|
|
7515 break;
|
|
|
7516 }
|
|
|
7517 ++idx;
|
|
|
7518 }
|
|
|
7519
|
|
|
7520 if (first && cpstr == instr)
|
|
|
7521 {
|
|
|
7522 /* Check that fromstr and tostr have the same number of
|
|
|
7523 * (multi-byte) characters. Done only once when a character
|
|
|
7524 * of instr doesn't appear in fromstr. */
|
|
|
7525 first = FALSE;
|
|
|
7526 for (p = tostr; *p != NUL; p += tolen)
|
|
|
7527 {
|
|
|
7528 tolen = mb_ptr2len_check(p);
|
|
|
7529 --idx;
|
|
|
7530 }
|
|
|
7531 if (idx != 0)
|
|
|
7532 goto error;
|
|
|
7533 }
|
|
|
7534
|
|
|
7535 ga_grow(&ga, cplen);
|
|
16
|
7536 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
7537 ga.ga_len += cplen;
|
|
|
7538 ga.ga_room -= cplen;
|
|
|
7539
|
|
|
7540 instr += inlen;
|
|
|
7541 }
|
|
|
7542 else
|
|
|
7543 #endif
|
|
|
7544 {
|
|
|
7545 /* When not using multi-byte chars we can do it faster. */
|
|
|
7546 p = vim_strchr(fromstr, *instr);
|
|
|
7547 if (p != NULL)
|
|
|
7548 ga_append(&ga, tostr[p - fromstr]);
|
|
|
7549 else
|
|
|
7550 ga_append(&ga, *instr);
|
|
|
7551 ++instr;
|
|
|
7552 }
|
|
|
7553 }
|
|
|
7554
|
|
|
7555 retvar->var_val.var_string = ga.ga_data;
|
|
|
7556 }
|
|
|
7557
|
|
|
7558 /*
|
|
7
|
7559 * "type(expr)" function
|
|
|
7560 */
|
|
|
7561 static void
|
|
|
7562 f_type(argvars, retvar)
|
|
|
7563 VAR argvars;
|
|
|
7564 VAR retvar;
|
|
|
7565 {
|
|
|
7566 if (argvars[0].var_type == VAR_NUMBER)
|
|
|
7567 retvar->var_val.var_number = 0;
|
|
|
7568 else
|
|
|
7569 retvar->var_val.var_number = 1;
|
|
|
7570 }
|
|
|
7571
|
|
|
7572 /*
|
|
|
7573 * "virtcol(string)" function
|
|
|
7574 */
|
|
|
7575 static void
|
|
|
7576 f_virtcol(argvars, retvar)
|
|
|
7577 VAR argvars;
|
|
|
7578 VAR retvar;
|
|
|
7579 {
|
|
|
7580 colnr_T vcol = 0;
|
|
|
7581 pos_T *fp;
|
|
|
7582
|
|
|
7583 fp = var2fpos(&argvars[0], FALSE);
|
|
|
7584 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
7585 {
|
|
|
7586 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
7587 ++vcol;
|
|
|
7588 }
|
|
|
7589
|
|
|
7590 retvar->var_val.var_number = vcol;
|
|
|
7591 }
|
|
|
7592
|
|
|
7593 /*
|
|
|
7594 * "visualmode()" function
|
|
|
7595 */
|
|
|
7596 /*ARGSUSED*/
|
|
|
7597 static void
|
|
|
7598 f_visualmode(argvars, retvar)
|
|
|
7599 VAR argvars;
|
|
|
7600 VAR retvar;
|
|
|
7601 {
|
|
|
7602 #ifdef FEAT_VISUAL
|
|
|
7603 char_u str[2];
|
|
|
7604
|
|
|
7605 retvar->var_type = VAR_STRING;
|
|
|
7606 str[0] = curbuf->b_visual_mode_eval;
|
|
|
7607 str[1] = NUL;
|
|
|
7608 retvar->var_val.var_string = vim_strsave(str);
|
|
|
7609
|
|
|
7610 /* A non-zero number or non-empty string argument: reset mode. */
|
|
|
7611 if ((argvars[0].var_type == VAR_NUMBER
|
|
|
7612 && argvars[0].var_val.var_number != 0)
|
|
|
7613 || (argvars[0].var_type == VAR_STRING
|
|
|
7614 && *get_var_string(&argvars[0]) != NUL))
|
|
|
7615 curbuf->b_visual_mode_eval = NUL;
|
|
|
7616 #else
|
|
|
7617 retvar->var_val.var_number = 0; /* return anything, it won't work anyway */
|
|
|
7618 #endif
|
|
|
7619 }
|
|
|
7620
|
|
|
7621 /*
|
|
|
7622 * "winbufnr(nr)" function
|
|
|
7623 */
|
|
|
7624 static void
|
|
|
7625 f_winbufnr(argvars, retvar)
|
|
|
7626 VAR argvars;
|
|
|
7627 VAR retvar;
|
|
|
7628 {
|
|
|
7629 win_T *wp;
|
|
|
7630
|
|
|
7631 wp = find_win_by_nr(&argvars[0]);
|
|
|
7632 if (wp == NULL)
|
|
|
7633 retvar->var_val.var_number = -1;
|
|
|
7634 else
|
|
|
7635 retvar->var_val.var_number = wp->w_buffer->b_fnum;
|
|
|
7636 }
|
|
|
7637
|
|
|
7638 /*
|
|
|
7639 * "wincol()" function
|
|
|
7640 */
|
|
|
7641 /*ARGSUSED*/
|
|
|
7642 static void
|
|
|
7643 f_wincol(argvars, retvar)
|
|
|
7644 VAR argvars;
|
|
|
7645 VAR retvar;
|
|
|
7646 {
|
|
|
7647 validate_cursor();
|
|
|
7648 retvar->var_val.var_number = curwin->w_wcol + 1;
|
|
|
7649 }
|
|
|
7650
|
|
|
7651 /*
|
|
|
7652 * "winheight(nr)" function
|
|
|
7653 */
|
|
|
7654 static void
|
|
|
7655 f_winheight(argvars, retvar)
|
|
|
7656 VAR argvars;
|
|
|
7657 VAR retvar;
|
|
|
7658 {
|
|
|
7659 win_T *wp;
|
|
|
7660
|
|
|
7661 wp = find_win_by_nr(&argvars[0]);
|
|
|
7662 if (wp == NULL)
|
|
|
7663 retvar->var_val.var_number = -1;
|
|
|
7664 else
|
|
|
7665 retvar->var_val.var_number = wp->w_height;
|
|
|
7666 }
|
|
|
7667
|
|
|
7668 /*
|
|
|
7669 * "winline()" function
|
|
|
7670 */
|
|
|
7671 /*ARGSUSED*/
|
|
|
7672 static void
|
|
|
7673 f_winline(argvars, retvar)
|
|
|
7674 VAR argvars;
|
|
|
7675 VAR retvar;
|
|
|
7676 {
|
|
|
7677 validate_cursor();
|
|
|
7678 retvar->var_val.var_number = curwin->w_wrow + 1;
|
|
|
7679 }
|
|
|
7680
|
|
|
7681 /*
|
|
|
7682 * "winnr()" function
|
|
|
7683 */
|
|
|
7684 /* ARGSUSED */
|
|
|
7685 static void
|
|
|
7686 f_winnr(argvars, retvar)
|
|
|
7687 VAR argvars;
|
|
|
7688 VAR retvar;
|
|
|
7689 {
|
|
|
7690 int nr = 1;
|
|
|
7691 #ifdef FEAT_WINDOWS
|
|
|
7692 win_T *wp;
|
|
|
7693
|
|
|
7694 for (wp = firstwin; wp != curwin; wp = wp->w_next)
|
|
|
7695 ++nr;
|
|
|
7696 #endif
|
|
|
7697 retvar->var_val.var_number = nr;
|
|
|
7698 }
|
|
|
7699
|
|
|
7700 /*
|
|
|
7701 * "winrestcmd()" function
|
|
|
7702 */
|
|
|
7703 /* ARGSUSED */
|
|
|
7704 static void
|
|
|
7705 f_winrestcmd(argvars, retvar)
|
|
|
7706 VAR argvars;
|
|
|
7707 VAR retvar;
|
|
|
7708 {
|
|
|
7709 #ifdef FEAT_WINDOWS
|
|
|
7710 win_T *wp;
|
|
|
7711 int winnr = 1;
|
|
|
7712 garray_T ga;
|
|
|
7713 char_u buf[50];
|
|
|
7714
|
|
|
7715 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
7716 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
7717 {
|
|
|
7718 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
7719 ga_concat(&ga, buf);
|
|
|
7720 # ifdef FEAT_VERTSPLIT
|
|
|
7721 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
7722 ga_concat(&ga, buf);
|
|
|
7723 # endif
|
|
|
7724 ++winnr;
|
|
|
7725 }
|
|
|
7726
|
|
|
7727 retvar->var_val.var_string = ga.ga_data;
|
|
|
7728 #else
|
|
|
7729 retvar->var_val.var_string = NULL;
|
|
|
7730 #endif
|
|
|
7731 retvar->var_type = VAR_STRING;
|
|
|
7732 }
|
|
|
7733
|
|
|
7734 /*
|
|
|
7735 * "winwidth(nr)" function
|
|
|
7736 */
|
|
|
7737 static void
|
|
|
7738 f_winwidth(argvars, retvar)
|
|
|
7739 VAR argvars;
|
|
|
7740 VAR retvar;
|
|
|
7741 {
|
|
|
7742 win_T *wp;
|
|
|
7743
|
|
|
7744 wp = find_win_by_nr(&argvars[0]);
|
|
|
7745 if (wp == NULL)
|
|
|
7746 retvar->var_val.var_number = -1;
|
|
|
7747 else
|
|
|
7748 #ifdef FEAT_VERTSPLIT
|
|
|
7749 retvar->var_val.var_number = wp->w_width;
|
|
|
7750 #else
|
|
|
7751 retvar->var_val.var_number = Columns;
|
|
|
7752 #endif
|
|
|
7753 }
|
|
|
7754
|
|
|
7755 static win_T *
|
|
|
7756 find_win_by_nr(vp)
|
|
|
7757 VAR vp;
|
|
|
7758 {
|
|
|
7759 #ifdef FEAT_WINDOWS
|
|
|
7760 win_T *wp;
|
|
|
7761 #endif
|
|
|
7762 int nr;
|
|
|
7763
|
|
|
7764 nr = get_var_number(vp);
|
|
|
7765
|
|
|
7766 #ifdef FEAT_WINDOWS
|
|
|
7767 if (nr == 0)
|
|
|
7768 return curwin;
|
|
|
7769
|
|
|
7770 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
7771 if (--nr <= 0)
|
|
|
7772 break;
|
|
|
7773 return wp;
|
|
|
7774 #else
|
|
|
7775 if (nr == 0 || nr == 1)
|
|
|
7776 return curwin;
|
|
|
7777 return NULL;
|
|
|
7778 #endif
|
|
|
7779 }
|
|
|
7780
|
|
|
7781 /*
|
|
|
7782 * Translate a String variable into a position.
|
|
|
7783 */
|
|
|
7784 static pos_T *
|
|
|
7785 var2fpos(varp, lnum)
|
|
|
7786 VAR varp;
|
|
|
7787 int lnum; /* TRUE when $ is last line */
|
|
|
7788 {
|
|
|
7789 char_u *name;
|
|
|
7790 static pos_T pos;
|
|
|
7791 pos_T *pp;
|
|
|
7792
|
|
|
7793 name = get_var_string(varp);
|
|
|
7794 if (name[0] == '.') /* cursor */
|
|
|
7795 return &curwin->w_cursor;
|
|
|
7796 if (name[0] == '\'') /* mark */
|
|
|
7797 {
|
|
|
7798 pp = getmark(name[1], FALSE);
|
|
|
7799 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
7800 return NULL;
|
|
|
7801 return pp;
|
|
|
7802 }
|
|
|
7803 if (name[0] == '$') /* last column or line */
|
|
|
7804 {
|
|
|
7805 if (lnum)
|
|
|
7806 {
|
|
|
7807 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
7808 pos.col = 0;
|
|
|
7809 }
|
|
|
7810 else
|
|
|
7811 {
|
|
|
7812 pos.lnum = curwin->w_cursor.lnum;
|
|
|
7813 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
7814 }
|
|
|
7815 return &pos;
|
|
|
7816 }
|
|
|
7817 return NULL;
|
|
|
7818 }
|
|
|
7819
|
|
|
7820 /*
|
|
|
7821 * Get the length of an environment variable name.
|
|
|
7822 * Advance "arg" to the first character after the name.
|
|
|
7823 * Return 0 for error.
|
|
|
7824 */
|
|
|
7825 static int
|
|
|
7826 get_env_len(arg)
|
|
|
7827 char_u **arg;
|
|
|
7828 {
|
|
|
7829 char_u *p;
|
|
|
7830 int len;
|
|
|
7831
|
|
|
7832 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
7833 ;
|
|
|
7834 if (p == *arg) /* no name found */
|
|
|
7835 return 0;
|
|
|
7836
|
|
|
7837 len = (int)(p - *arg);
|
|
|
7838 *arg = p;
|
|
|
7839 return len;
|
|
|
7840 }
|
|
|
7841
|
|
|
7842 /*
|
|
|
7843 * Get the length of the name of a function or internal variable.
|
|
|
7844 * "arg" is advanced to the first non-white character after the name.
|
|
|
7845 * Return 0 if something is wrong.
|
|
|
7846 */
|
|
|
7847 static int
|
|
|
7848 get_id_len(arg)
|
|
|
7849 char_u **arg;
|
|
|
7850 {
|
|
|
7851 char_u *p;
|
|
|
7852 int len;
|
|
|
7853
|
|
|
7854 /* Find the end of the name. */
|
|
|
7855 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
7856 ;
|
|
|
7857 if (p == *arg) /* no name found */
|
|
|
7858 return 0;
|
|
|
7859
|
|
|
7860 len = (int)(p - *arg);
|
|
|
7861 *arg = skipwhite(p);
|
|
|
7862
|
|
|
7863 return len;
|
|
|
7864 }
|
|
|
7865
|
|
|
7866 /*
|
|
|
7867 * Get the length of the name of a function.
|
|
|
7868 * "arg" is advanced to the first non-white character after the name.
|
|
|
7869 * Return 0 if something is wrong.
|
|
|
7870 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
7871 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
7872 */
|
|
|
7873 static int
|
|
|
7874 get_func_len(arg, alias, evaluate)
|
|
|
7875 char_u **arg;
|
|
|
7876 char_u **alias;
|
|
|
7877 int evaluate;
|
|
|
7878 {
|
|
|
7879 int len;
|
|
|
7880 #ifdef FEAT_MAGIC_BRACES
|
|
|
7881 char_u *p;
|
|
|
7882 char_u *expr_start;
|
|
|
7883 char_u *expr_end;
|
|
|
7884 #endif
|
|
|
7885
|
|
|
7886 *alias = NULL; /* default to no alias */
|
|
|
7887
|
|
|
7888 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
7889 && (*arg)[2] == (int)KE_SNR)
|
|
|
7890 {
|
|
|
7891 /* hard coded <SNR>, already translated */
|
|
|
7892 *arg += 3;
|
|
|
7893 return get_id_len(arg) + 3;
|
|
|
7894 }
|
|
|
7895 len = eval_fname_script(*arg);
|
|
|
7896 if (len > 0)
|
|
|
7897 {
|
|
|
7898 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
7899 *arg += len;
|
|
|
7900 }
|
|
|
7901
|
|
|
7902 #ifdef FEAT_MAGIC_BRACES
|
|
|
7903 /*
|
|
|
7904 * Find the end of the name;
|
|
|
7905 */
|
|
|
7906 p = find_name_end(*arg, &expr_start, &expr_end);
|
|
|
7907 /* check for {} construction */
|
|
|
7908 if (expr_start != NULL)
|
|
|
7909 {
|
|
|
7910 char_u *temp_string;
|
|
|
7911
|
|
|
7912 if (!evaluate)
|
|
|
7913 {
|
|
|
7914 len += (int)(p - *arg);
|
|
|
7915 *arg = skipwhite(p);
|
|
|
7916 return len;
|
|
|
7917 }
|
|
|
7918
|
|
|
7919 /*
|
|
|
7920 * Include any <SID> etc in the expanded string:
|
|
|
7921 * Thus the -len here.
|
|
|
7922 */
|
|
|
7923 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
7924 if (temp_string == NULL)
|
|
|
7925 return 0;
|
|
|
7926 *alias = temp_string;
|
|
|
7927 *arg = skipwhite(p);
|
|
|
7928 return (int)STRLEN(temp_string);
|
|
|
7929 }
|
|
|
7930 #endif
|
|
|
7931
|
|
|
7932 len += get_id_len(arg);
|
|
|
7933 if (len == 0)
|
|
|
7934 EMSG2(_(e_invexpr2), *arg);
|
|
|
7935
|
|
|
7936 return len;
|
|
|
7937 }
|
|
|
7938
|
|
|
7939 static char_u *
|
|
|
7940 find_name_end(arg, expr_start, expr_end)
|
|
|
7941 char_u *arg;
|
|
|
7942 char_u **expr_start;
|
|
|
7943 char_u **expr_end;
|
|
|
7944 {
|
|
|
7945 int nesting = 0;
|
|
|
7946 char_u *p;
|
|
|
7947
|
|
|
7948 *expr_start = NULL;
|
|
|
7949 *expr_end = NULL;
|
|
|
7950
|
|
|
7951 for (p = arg; (*p != NUL && (eval_isnamec(*p) || nesting != 0)); ++p)
|
|
|
7952 {
|
|
|
7953 #ifdef FEAT_MAGIC_BRACES
|
|
|
7954 if (*p == '{')
|
|
|
7955 {
|
|
|
7956 nesting++;
|
|
|
7957 if (*expr_start == NULL)
|
|
|
7958 *expr_start = p;
|
|
|
7959 }
|
|
|
7960 else if (*p == '}')
|
|
|
7961 {
|
|
|
7962 nesting--;
|
|
|
7963 if (nesting == 0 && *expr_end == NULL)
|
|
|
7964 *expr_end = p;
|
|
|
7965 }
|
|
|
7966 #endif
|
|
|
7967 }
|
|
|
7968
|
|
|
7969 return p;
|
|
|
7970 }
|
|
|
7971
|
|
|
7972 /*
|
|
|
7973 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
7974 */
|
|
|
7975 static int
|
|
|
7976 eval_isnamec(c)
|
|
|
7977 int c;
|
|
|
7978 {
|
|
|
7979 return (ASCII_ISALNUM(c) || c == '_' || c == ':'
|
|
|
7980 #ifdef FEAT_MAGIC_BRACES
|
|
|
7981 || c == '{' || c == '}'
|
|
|
7982 #endif
|
|
|
7983 );
|
|
|
7984 }
|
|
|
7985
|
|
|
7986 /*
|
|
|
7987 * Find a v: variable.
|
|
|
7988 * Return it's index, or -1 if not found.
|
|
|
7989 */
|
|
|
7990 static int
|
|
|
7991 find_vim_var(name, len)
|
|
|
7992 char_u *name;
|
|
|
7993 int len; /* length of "name" */
|
|
|
7994 {
|
|
|
7995 char_u *vname;
|
|
|
7996 int vlen;
|
|
|
7997 int i;
|
|
|
7998
|
|
|
7999 /*
|
|
|
8000 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
8001 */
|
|
|
8002 if (name[0] == 'v' && name[1] == ':')
|
|
|
8003 {
|
|
|
8004 vname = name + 2;
|
|
|
8005 vlen = len - 2;
|
|
|
8006 }
|
|
|
8007 else
|
|
|
8008 {
|
|
|
8009 vname = name;
|
|
|
8010 vlen = len;
|
|
|
8011 }
|
|
|
8012 for (i = 0; i < VV_LEN; ++i)
|
|
|
8013 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
8014 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
8015 return i;
|
|
|
8016 return -1;
|
|
|
8017 }
|
|
|
8018
|
|
|
8019 /*
|
|
|
8020 * Set number v: variable to "val".
|
|
|
8021 */
|
|
|
8022 void
|
|
|
8023 set_vim_var_nr(idx, val)
|
|
|
8024 int idx;
|
|
|
8025 long val;
|
|
|
8026 {
|
|
|
8027 vimvars[idx].val = (char_u *)val;
|
|
|
8028 }
|
|
|
8029
|
|
|
8030 /*
|
|
|
8031 * Get number v: variable value;
|
|
|
8032 */
|
|
|
8033 long
|
|
|
8034 get_vim_var_nr(idx)
|
|
|
8035 int idx;
|
|
|
8036 {
|
|
|
8037 return (long)vimvars[idx].val;
|
|
|
8038 }
|
|
|
8039
|
|
|
8040 /*
|
|
|
8041 * Set v:count, v:count1 and v:prevcount.
|
|
|
8042 */
|
|
|
8043 void
|
|
|
8044 set_vcount(count, count1)
|
|
|
8045 long count;
|
|
|
8046 long count1;
|
|
|
8047 {
|
|
|
8048 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
8049 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
8050 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
8051 }
|
|
|
8052
|
|
|
8053 /*
|
|
|
8054 * Set string v: variable to a copy of "val".
|
|
|
8055 */
|
|
|
8056 void
|
|
|
8057 set_vim_var_string(idx, val, len)
|
|
|
8058 int idx;
|
|
|
8059 char_u *val;
|
|
|
8060 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
8061 {
|
|
|
8062 vim_free(vimvars[idx].val);
|
|
|
8063 if (val == NULL)
|
|
|
8064 vimvars[idx].val = NULL;
|
|
|
8065 else if (len == -1)
|
|
|
8066 vimvars[idx].val = vim_strsave(val);
|
|
|
8067 else
|
|
|
8068 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
8069 }
|
|
|
8070
|
|
|
8071 /*
|
|
|
8072 * Set v:register if needed.
|
|
|
8073 */
|
|
|
8074 void
|
|
|
8075 set_reg_var(c)
|
|
|
8076 int c;
|
|
|
8077 {
|
|
|
8078 char_u regname;
|
|
|
8079
|
|
|
8080 if (c == 0 || c == ' ')
|
|
|
8081 regname = '"';
|
|
|
8082 else
|
|
|
8083 regname = c;
|
|
|
8084 /* Avoid free/alloc when the value is already right. */
|
|
|
8085 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
8086 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
8087 }
|
|
|
8088
|
|
|
8089 /*
|
|
|
8090 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
8091 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
8092 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
8093 * take care of memory allocations.
|
|
|
8094 */
|
|
|
8095 char_u *
|
|
|
8096 v_exception(oldval)
|
|
|
8097 char_u *oldval;
|
|
|
8098 {
|
|
|
8099 if (oldval == NULL)
|
|
|
8100 return vimvars[VV_EXCEPTION].val;
|
|
|
8101
|
|
|
8102 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
8103 return NULL;
|
|
|
8104 }
|
|
|
8105
|
|
|
8106 /*
|
|
|
8107 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
8108 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
8109 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
8110 * take care of memory allocations.
|
|
|
8111 */
|
|
|
8112 char_u *
|
|
|
8113 v_throwpoint(oldval)
|
|
|
8114 char_u *oldval;
|
|
|
8115 {
|
|
|
8116 if (oldval == NULL)
|
|
|
8117 return vimvars[VV_THROWPOINT].val;
|
|
|
8118
|
|
|
8119 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
8120 return NULL;
|
|
|
8121 }
|
|
|
8122
|
|
|
8123 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
8124 /*
|
|
|
8125 * Set v:cmdarg.
|
|
|
8126 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
8127 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
8128 * Must always be called in pairs!
|
|
|
8129 */
|
|
|
8130 char_u *
|
|
|
8131 set_cmdarg(eap, oldarg)
|
|
|
8132 exarg_T *eap;
|
|
|
8133 char_u *oldarg;
|
|
|
8134 {
|
|
|
8135 char_u *oldval;
|
|
|
8136 char_u *newval;
|
|
|
8137 unsigned len;
|
|
|
8138
|
|
|
8139 oldval = vimvars[VV_CMDARG].val;
|
|
|
8140 if (eap != NULL)
|
|
|
8141 {
|
|
|
8142 if (eap->force_bin == FORCE_BIN)
|
|
|
8143 len = 6;
|
|
|
8144 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
8145 len = 8;
|
|
|
8146 else
|
|
|
8147 len = 0;
|
|
|
8148 if (eap->force_ff != 0)
|
|
|
8149 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
|
8150 # ifdef FEAT_MBYTE
|
|
|
8151 if (eap->force_enc != 0)
|
|
|
8152 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
|
8153 # endif
|
|
|
8154
|
|
|
8155 newval = alloc(len + 1);
|
|
|
8156 if (newval == NULL)
|
|
|
8157 return NULL;
|
|
|
8158
|
|
|
8159 if (eap->force_bin == FORCE_BIN)
|
|
|
8160 sprintf((char *)newval, " ++bin");
|
|
|
8161 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
8162 sprintf((char *)newval, " ++nobin");
|
|
|
8163 else
|
|
|
8164 *newval = NUL;
|
|
|
8165 if (eap->force_ff != 0)
|
|
|
8166 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
8167 eap->cmd + eap->force_ff);
|
|
|
8168 # ifdef FEAT_MBYTE
|
|
|
8169 if (eap->force_enc != 0)
|
|
|
8170 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
8171 eap->cmd + eap->force_enc);
|
|
|
8172 # endif
|
|
|
8173 vimvars[VV_CMDARG].val = newval;
|
|
|
8174 return oldval;
|
|
|
8175 }
|
|
|
8176
|
|
|
8177 vim_free(oldval);
|
|
|
8178 vimvars[VV_CMDARG].val = oldarg;
|
|
|
8179 return NULL;
|
|
|
8180 }
|
|
|
8181 #endif
|
|
|
8182
|
|
|
8183 /*
|
|
|
8184 * Get the value of internal variable "name".
|
|
|
8185 * Return OK or FAIL.
|
|
|
8186 */
|
|
|
8187 static int
|
|
|
8188 get_var_var(name, len, retvar)
|
|
|
8189 char_u *name;
|
|
|
8190 int len; /* length of "name" */
|
|
|
8191 VAR retvar; /* NULL when only checking existence */
|
|
|
8192 {
|
|
|
8193 int ret = OK;
|
|
|
8194 int type = VAR_UNKNOWN;
|
|
|
8195 long number = 1;
|
|
|
8196 char_u *string = NULL;
|
|
|
8197 VAR v;
|
|
|
8198 int cc;
|
|
|
8199 int i;
|
|
|
8200
|
|
|
8201 /* truncate the name, so that we can use strcmp() */
|
|
|
8202 cc = name[len];
|
|
|
8203 name[len] = NUL;
|
|
|
8204
|
|
|
8205 /*
|
|
|
8206 * Check for "b:changedtick".
|
|
|
8207 */
|
|
|
8208 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
8209 {
|
|
|
8210 type = VAR_NUMBER;
|
|
|
8211 number = curbuf->b_changedtick;
|
|
|
8212 }
|
|
|
8213
|
|
|
8214 /*
|
|
|
8215 * Check for built-in v: variables.
|
|
|
8216 */
|
|
|
8217 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
8218 {
|
|
|
8219 type = vimvars[i].type;
|
|
|
8220 number = (long)vimvars[i].val;
|
|
|
8221 string = vimvars[i].val;
|
|
|
8222 }
|
|
|
8223
|
|
|
8224 /*
|
|
|
8225 * Check for user-defined variables.
|
|
|
8226 */
|
|
|
8227 else
|
|
|
8228 {
|
|
|
8229 v = find_var(name, FALSE);
|
|
|
8230 if (v != NULL)
|
|
|
8231 {
|
|
|
8232 type = v->var_type;
|
|
|
8233 number = v->var_val.var_number;
|
|
|
8234 string = v->var_val.var_string;
|
|
|
8235 }
|
|
|
8236 }
|
|
|
8237
|
|
|
8238 if (type == VAR_UNKNOWN)
|
|
|
8239 {
|
|
|
8240 if (retvar != NULL)
|
|
|
8241 EMSG2(_("E121: Undefined variable: %s"), name);
|
|
|
8242 ret = FAIL;
|
|
|
8243 }
|
|
|
8244 else if (retvar != NULL)
|
|
|
8245 {
|
|
|
8246 retvar->var_type = type;
|
|
|
8247 if (type == VAR_NUMBER)
|
|
|
8248 retvar->var_val.var_number = number;
|
|
|
8249 else if (type == VAR_STRING)
|
|
|
8250 {
|
|
|
8251 if (string != NULL)
|
|
|
8252 string = vim_strsave(string);
|
|
|
8253 retvar->var_val.var_string = string;
|
|
|
8254 }
|
|
|
8255 }
|
|
|
8256
|
|
|
8257 name[len] = cc;
|
|
|
8258
|
|
|
8259 return ret;
|
|
|
8260 }
|
|
|
8261
|
|
|
8262 /*
|
|
|
8263 * Allocate memory for a variable, and make it emtpy (0 or NULL value).
|
|
|
8264 */
|
|
|
8265 static VAR
|
|
|
8266 alloc_var()
|
|
|
8267 {
|
|
|
8268 return (VAR)alloc_clear((unsigned)sizeof(var));
|
|
|
8269 }
|
|
|
8270
|
|
|
8271 /*
|
|
|
8272 * Allocate memory for a variable, and assign a string to it.
|
|
|
8273 * The string "s" must have been allocated, it is consumed.
|
|
|
8274 * Return NULL for out of memory, the variable otherwise.
|
|
|
8275 */
|
|
|
8276 static VAR
|
|
|
8277 alloc_string_var(s)
|
|
|
8278 char_u *s;
|
|
|
8279 {
|
|
|
8280 VAR retvar;
|
|
|
8281
|
|
|
8282 retvar = alloc_var();
|
|
|
8283 if (retvar != NULL)
|
|
|
8284 {
|
|
|
8285 retvar->var_type = VAR_STRING;
|
|
|
8286 retvar->var_val.var_string = s;
|
|
|
8287 }
|
|
|
8288 else
|
|
|
8289 vim_free(s);
|
|
|
8290 return retvar;
|
|
|
8291 }
|
|
|
8292
|
|
|
8293 /*
|
|
|
8294 * Free the memory for a variable.
|
|
|
8295 */
|
|
|
8296 static void
|
|
|
8297 free_var(varp)
|
|
|
8298 VAR varp;
|
|
|
8299 {
|
|
|
8300 if (varp != NULL)
|
|
|
8301 {
|
|
|
8302 if (varp->var_type == VAR_STRING)
|
|
|
8303 vim_free(varp->var_val.var_string);
|
|
|
8304 vim_free(varp->var_name);
|
|
|
8305 vim_free(varp);
|
|
|
8306 }
|
|
|
8307 }
|
|
|
8308
|
|
|
8309 /*
|
|
|
8310 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
8311 */
|
|
|
8312 static void
|
|
|
8313 clear_var(varp)
|
|
|
8314 VAR varp;
|
|
|
8315 {
|
|
|
8316 if (varp != NULL)
|
|
|
8317 {
|
|
|
8318 if (varp->var_type == VAR_STRING)
|
|
|
8319 {
|
|
|
8320 vim_free(varp->var_val.var_string);
|
|
|
8321 varp->var_val.var_string = NULL;
|
|
|
8322 }
|
|
|
8323 else
|
|
|
8324 varp->var_val.var_number = 0;
|
|
|
8325 }
|
|
|
8326 }
|
|
|
8327
|
|
|
8328 /*
|
|
|
8329 * Get the number value of a variable.
|
|
|
8330 * If it is a String variable, uses vim_str2nr().
|
|
|
8331 */
|
|
|
8332 static long
|
|
|
8333 get_var_number(varp)
|
|
|
8334 VAR varp;
|
|
|
8335 {
|
|
|
8336 long n;
|
|
|
8337
|
|
|
8338 if (varp->var_type == VAR_NUMBER)
|
|
|
8339 return (long)(varp->var_val.var_number);
|
|
|
8340 else if (varp->var_type == VAR_UNKNOWN || varp->var_val.var_string == NULL)
|
|
|
8341 return 0L;
|
|
|
8342 else
|
|
|
8343 {
|
|
|
8344 vim_str2nr(varp->var_val.var_string, NULL, NULL, TRUE, TRUE, &n, NULL);
|
|
|
8345 return n;
|
|
|
8346 }
|
|
|
8347 }
|
|
|
8348
|
|
|
8349 /*
|
|
|
8350 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
8351 */
|
|
|
8352 static linenr_T
|
|
|
8353 get_var_lnum(argvars)
|
|
|
8354 VAR argvars;
|
|
|
8355 {
|
|
|
8356 var retvar;
|
|
|
8357 linenr_T lnum;
|
|
|
8358
|
|
|
8359 lnum = get_var_number(&argvars[0]);
|
|
|
8360 if (lnum == 0) /* no valid number, try using line() */
|
|
|
8361 {
|
|
|
8362 retvar.var_type = VAR_NUMBER;
|
|
|
8363 f_line(argvars, &retvar);
|
|
|
8364 lnum = retvar.var_val.var_number;
|
|
|
8365 clear_var(&retvar);
|
|
|
8366 }
|
|
|
8367 return lnum;
|
|
|
8368 }
|
|
|
8369
|
|
|
8370 /*
|
|
|
8371 * Get the string value of a variable.
|
|
|
8372 * If it is a Number variable, the number is converted into a string.
|
|
|
8373 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
8374 * get_var_string_buf() uses a given buffer.
|
|
|
8375 * If the String variable has never been set, return an empty string.
|
|
|
8376 * Never returns NULL;
|
|
|
8377 */
|
|
|
8378 static char_u *
|
|
|
8379 get_var_string(varp)
|
|
|
8380 VAR varp;
|
|
|
8381 {
|
|
|
8382 static char_u mybuf[NUMBUFLEN];
|
|
|
8383
|
|
|
8384 return get_var_string_buf(varp, mybuf);
|
|
|
8385 }
|
|
|
8386
|
|
|
8387 static char_u *
|
|
|
8388 get_var_string_buf(varp, buf)
|
|
|
8389 VAR varp;
|
|
|
8390 char_u *buf;
|
|
|
8391 {
|
|
|
8392 if (varp->var_type == VAR_NUMBER)
|
|
|
8393 {
|
|
|
8394 sprintf((char *)buf, "%ld", (long)varp->var_val.var_number);
|
|
|
8395 return buf;
|
|
|
8396 }
|
|
|
8397 else if (varp->var_val.var_string == NULL)
|
|
|
8398 return (char_u *)"";
|
|
|
8399 else
|
|
|
8400 return varp->var_val.var_string;
|
|
|
8401 }
|
|
|
8402
|
|
|
8403 /*
|
|
|
8404 * Find variable "name" in the list of variables.
|
|
|
8405 * Return a pointer to it if found, NULL if not found.
|
|
|
8406 */
|
|
|
8407 static VAR
|
|
|
8408 find_var(name, writing)
|
|
|
8409 char_u *name;
|
|
|
8410 int writing;
|
|
|
8411 {
|
|
|
8412 int i;
|
|
|
8413 char_u *varname;
|
|
|
8414 garray_T *gap;
|
|
|
8415
|
|
|
8416 /* Check for function arguments "a:" */
|
|
|
8417 if (name[0] == 'a' && name[1] == ':')
|
|
|
8418 {
|
|
|
8419 if (writing)
|
|
|
8420 {
|
|
|
8421 EMSG2(_(e_readonlyvar), name);
|
|
|
8422 return NULL;
|
|
|
8423 }
|
|
|
8424 name += 2;
|
|
|
8425 if (current_funccal == NULL)
|
|
|
8426 return NULL;
|
|
|
8427 if (VIM_ISDIGIT(*name))
|
|
|
8428 {
|
|
|
8429 i = atol((char *)name);
|
|
|
8430 if (i == 0) /* a:0 */
|
|
|
8431 return ¤t_funccal->a0_var;
|
|
|
8432 i += current_funccal->func->args.ga_len;
|
|
|
8433 if (i > current_funccal->argcount) /* a:999 */
|
|
|
8434 return NULL;
|
|
|
8435 return &(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
|
8436 }
|
|
|
8437 if (STRCMP(name, "firstline") == 0)
|
|
|
8438 return &(current_funccal->firstline);
|
|
|
8439 if (STRCMP(name, "lastline") == 0)
|
|
|
8440 return &(current_funccal->lastline);
|
|
|
8441 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
8442 if (STRCMP(name, ((char_u **)
|
|
|
8443 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
|
8444 return &(current_funccal->argvars[i]); /* a:name */
|
|
|
8445 return NULL;
|
|
|
8446 }
|
|
|
8447
|
|
|
8448 gap = find_var_ga(name, &varname);
|
|
|
8449 if (gap == NULL)
|
|
|
8450 return NULL;
|
|
|
8451 return find_var_in_ga(gap, varname);
|
|
|
8452 }
|
|
|
8453
|
|
|
8454 static VAR
|
|
|
8455 find_var_in_ga(gap, varname)
|
|
|
8456 garray_T *gap;
|
|
|
8457 char_u *varname;
|
|
|
8458 {
|
|
|
8459 int i;
|
|
|
8460
|
|
|
8461 for (i = gap->ga_len; --i >= 0; )
|
|
|
8462 if (VAR_GAP_ENTRY(i, gap).var_name != NULL
|
|
|
8463 && STRCMP(VAR_GAP_ENTRY(i, gap).var_name, varname) == 0)
|
|
|
8464 break;
|
|
|
8465 if (i < 0)
|
|
|
8466 return NULL;
|
|
|
8467 return &VAR_GAP_ENTRY(i, gap);
|
|
|
8468 }
|
|
|
8469
|
|
|
8470 /*
|
|
|
8471 * Find the growarray and start of name without ':' for a variable name.
|
|
|
8472 */
|
|
|
8473 static garray_T *
|
|
|
8474 find_var_ga(name, varname)
|
|
|
8475 char_u *name;
|
|
|
8476 char_u **varname;
|
|
|
8477 {
|
|
|
8478 if (name[1] != ':')
|
|
|
8479 {
|
|
|
8480 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
8481 if (vim_strchr(name, ':') != NULL)
|
|
|
8482 return NULL;
|
|
|
8483 *varname = name;
|
|
|
8484 if (current_funccal == NULL)
|
|
|
8485 return &variables; /* global variable */
|
|
|
8486 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
8487 }
|
|
|
8488 *varname = name + 2;
|
|
|
8489 if (*name == 'b') /* buffer variable */
|
|
|
8490 return &curbuf->b_vars;
|
|
|
8491 if (*name == 'w') /* window variable */
|
|
|
8492 return &curwin->w_vars;
|
|
|
8493 if (*name == 'g') /* global variable */
|
|
|
8494 return &variables;
|
|
|
8495 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
8496 return ¤t_funccal->l_vars;
|
|
|
8497 if (*name == 's' /* script variable */
|
|
|
8498 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
8499 return &SCRIPT_VARS(current_SID);
|
|
|
8500 return NULL;
|
|
|
8501 }
|
|
|
8502
|
|
|
8503 /*
|
|
|
8504 * Get the string value of a (global/local) variable.
|
|
|
8505 * Returns NULL when it doesn't exist.
|
|
|
8506 */
|
|
|
8507 char_u *
|
|
|
8508 get_var_value(name)
|
|
|
8509 char_u *name;
|
|
|
8510 {
|
|
|
8511 VAR v;
|
|
|
8512
|
|
|
8513 v = find_var(name, FALSE);
|
|
|
8514 if (v == NULL)
|
|
|
8515 return NULL;
|
|
|
8516 return get_var_string(v);
|
|
|
8517 }
|
|
|
8518
|
|
|
8519 /*
|
|
|
8520 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
8521 * sourcing this script and when executing functions defined in the script.
|
|
|
8522 */
|
|
|
8523 void
|
|
|
8524 new_script_vars(id)
|
|
|
8525 scid_T id;
|
|
|
8526 {
|
|
|
8527 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
8528 {
|
|
|
8529 while (ga_scripts.ga_len < id)
|
|
|
8530 {
|
|
|
8531 var_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
|
8532 ++ga_scripts.ga_len;
|
|
|
8533 --ga_scripts.ga_room;
|
|
|
8534 }
|
|
|
8535 }
|
|
|
8536 }
|
|
|
8537
|
|
|
8538 /*
|
|
|
8539 * Initialize internal variables for use.
|
|
|
8540 */
|
|
|
8541 void
|
|
|
8542 var_init(gap)
|
|
|
8543 garray_T *gap;
|
|
|
8544 {
|
|
|
8545 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
8546 }
|
|
|
8547
|
|
|
8548 /*
|
|
|
8549 * Clean up a list of internal variables.
|
|
|
8550 */
|
|
|
8551 void
|
|
|
8552 var_clear(gap)
|
|
|
8553 garray_T *gap;
|
|
|
8554 {
|
|
|
8555 int i;
|
|
|
8556
|
|
|
8557 for (i = gap->ga_len; --i >= 0; )
|
|
|
8558 var_free_one(&VAR_GAP_ENTRY(i, gap));
|
|
|
8559 ga_clear(gap);
|
|
|
8560 }
|
|
|
8561
|
|
|
8562 static void
|
|
|
8563 var_free_one(v)
|
|
|
8564 VAR v;
|
|
|
8565 {
|
|
|
8566 vim_free(v->var_name);
|
|
|
8567 v->var_name = NULL;
|
|
|
8568 if (v->var_type == VAR_STRING)
|
|
|
8569 vim_free(v->var_val.var_string);
|
|
|
8570 v->var_val.var_string = NULL;
|
|
|
8571 }
|
|
|
8572
|
|
|
8573 /*
|
|
|
8574 * List the value of one internal variable.
|
|
|
8575 */
|
|
|
8576 static void
|
|
|
8577 list_one_var(v, prefix)
|
|
|
8578 VAR v;
|
|
|
8579 char_u *prefix;
|
|
|
8580 {
|
|
|
8581 list_one_var_a(prefix, v->var_name, v->var_type, get_var_string(v));
|
|
|
8582 }
|
|
|
8583
|
|
|
8584 /*
|
|
|
8585 * List the value of one "v:" variable.
|
|
|
8586 */
|
|
|
8587 static void
|
|
|
8588 list_vim_var(i)
|
|
|
8589 int i; /* index in vimvars[] */
|
|
|
8590 {
|
|
|
8591 char_u *p;
|
|
|
8592 char_u numbuf[NUMBUFLEN];
|
|
|
8593
|
|
|
8594 if (vimvars[i].type == VAR_NUMBER)
|
|
|
8595 {
|
|
|
8596 p = numbuf;
|
|
|
8597 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
8598 }
|
|
|
8599 else if (vimvars[i].val == NULL)
|
|
|
8600 p = (char_u *)"";
|
|
|
8601 else
|
|
|
8602 p = vimvars[i].val;
|
|
|
8603 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
8604 vimvars[i].type, p);
|
|
|
8605 }
|
|
|
8606
|
|
|
8607 static void
|
|
|
8608 list_one_var_a(prefix, name, type, string)
|
|
|
8609 char_u *prefix;
|
|
|
8610 char_u *name;
|
|
|
8611 int type;
|
|
|
8612 char_u *string;
|
|
|
8613 {
|
|
|
8614 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
8615 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
8616 msg_puts(name);
|
|
|
8617 msg_putchar(' ');
|
|
|
8618 msg_advance(22);
|
|
|
8619 if (type == VAR_NUMBER)
|
|
|
8620 msg_putchar('#');
|
|
|
8621 else
|
|
|
8622 msg_putchar(' ');
|
|
|
8623 msg_outtrans(string);
|
|
|
8624 }
|
|
|
8625
|
|
|
8626 /*
|
|
|
8627 * Set variable "name" to value in "varp".
|
|
|
8628 * If the variable already exists, the value is updated.
|
|
|
8629 * Otherwise the variable is created.
|
|
|
8630 */
|
|
|
8631 static void
|
|
|
8632 set_var(name, varp)
|
|
|
8633 char_u *name;
|
|
|
8634 VAR varp;
|
|
|
8635 {
|
|
|
8636 int i;
|
|
|
8637 VAR v;
|
|
|
8638 char_u *varname;
|
|
|
8639 garray_T *gap;
|
|
|
8640
|
|
|
8641 /*
|
|
|
8642 * Handle setting internal v: variables.
|
|
|
8643 */
|
|
|
8644 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
8645 if (i >= 0)
|
|
|
8646 {
|
|
|
8647 if (vimvars[i].flags & VV_RO)
|
|
|
8648 EMSG2(_(e_readonlyvar), name);
|
|
|
8649 else
|
|
|
8650 {
|
|
|
8651 if (vimvars[i].type == VAR_STRING)
|
|
|
8652 {
|
|
|
8653 vim_free(vimvars[i].val);
|
|
|
8654 vimvars[i].val = vim_strsave(get_var_string(varp));
|
|
|
8655 }
|
|
|
8656 else
|
|
|
8657 vimvars[i].val = (char_u *)(long)varp->var_val.var_number;
|
|
|
8658 }
|
|
|
8659 return;
|
|
|
8660 }
|
|
|
8661
|
|
|
8662 v = find_var(name, TRUE);
|
|
|
8663 if (v != NULL) /* existing variable, only need to free string */
|
|
|
8664 {
|
|
|
8665 if (v->var_type == VAR_STRING)
|
|
|
8666 vim_free(v->var_val.var_string);
|
|
|
8667 }
|
|
|
8668 else /* add a new variable */
|
|
|
8669 {
|
|
|
8670 gap = find_var_ga(name, &varname);
|
|
|
8671 if (gap == NULL) /* illegal name */
|
|
|
8672 {
|
|
|
8673 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
8674 return;
|
|
|
8675 }
|
|
|
8676
|
|
|
8677 /* Try to use an empty entry */
|
|
|
8678 for (i = gap->ga_len; --i >= 0; )
|
|
|
8679 if (VAR_GAP_ENTRY(i, gap).var_name == NULL)
|
|
|
8680 break;
|
|
|
8681 if (i < 0) /* need to allocate more room */
|
|
|
8682 {
|
|
|
8683 if (ga_grow(gap, 1) == FAIL)
|
|
|
8684 return;
|
|
|
8685 i = gap->ga_len;
|
|
|
8686 }
|
|
|
8687 v = &VAR_GAP_ENTRY(i, gap);
|
|
|
8688 if ((v->var_name = vim_strsave(varname)) == NULL)
|
|
|
8689 return;
|
|
|
8690 if (i == gap->ga_len)
|
|
|
8691 {
|
|
|
8692 ++gap->ga_len;
|
|
|
8693 --gap->ga_room;
|
|
|
8694 }
|
|
|
8695 }
|
|
|
8696 copy_var(varp, v);
|
|
|
8697 }
|
|
|
8698
|
|
|
8699 static void
|
|
|
8700 copy_var(from, to)
|
|
|
8701 VAR from;
|
|
|
8702 VAR to;
|
|
|
8703 {
|
|
|
8704 to->var_type = from->var_type;
|
|
|
8705 if (from->var_type == VAR_STRING)
|
|
|
8706 to->var_val.var_string = vim_strsave(get_var_string(from));
|
|
|
8707 else
|
|
|
8708 to->var_val.var_number = from->var_val.var_number;
|
|
|
8709 }
|
|
|
8710
|
|
|
8711 /*
|
|
|
8712 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
8713 * newline at the end.
|
|
|
8714 * ":echon expr1 ..." print each argument plain.
|
|
|
8715 */
|
|
|
8716 void
|
|
|
8717 ex_echo(eap)
|
|
|
8718 exarg_T *eap;
|
|
|
8719 {
|
|
|
8720 char_u *arg = eap->arg;
|
|
|
8721 var retvar;
|
|
|
8722 char_u *p;
|
|
|
8723 int needclr = TRUE;
|
|
|
8724 int atstart = TRUE;
|
|
|
8725
|
|
|
8726 if (eap->skip)
|
|
|
8727 ++emsg_skip;
|
|
|
8728 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
8729 {
|
|
|
8730 p = arg;
|
|
|
8731 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
8732 {
|
|
|
8733 /*
|
|
|
8734 * Report the invalid expression unless the expression evaluation
|
|
|
8735 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
8736 * exception.
|
|
|
8737 */
|
|
|
8738 if (!aborting())
|
|
|
8739 EMSG2(_(e_invexpr2), p);
|
|
|
8740 break;
|
|
|
8741 }
|
|
|
8742 if (!eap->skip)
|
|
|
8743 {
|
|
|
8744 if (atstart)
|
|
|
8745 {
|
|
|
8746 atstart = FALSE;
|
|
|
8747 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
8748 * may cause a message to appear. */
|
|
|
8749 if (eap->cmdidx == CMD_echo)
|
|
|
8750 msg_start();
|
|
|
8751 }
|
|
|
8752 else if (eap->cmdidx == CMD_echo)
|
|
|
8753 msg_puts_attr((char_u *)" ", echo_attr);
|
|
|
8754 for (p = get_var_string(&retvar); *p != NUL && !got_int; ++p)
|
|
|
8755 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
8756 {
|
|
|
8757 if (*p != TAB && needclr)
|
|
|
8758 {
|
|
|
8759 /* remove any text still there from the command */
|
|
|
8760 msg_clr_eos();
|
|
|
8761 needclr = FALSE;
|
|
|
8762 }
|
|
|
8763 msg_putchar_attr(*p, echo_attr);
|
|
|
8764 }
|
|
|
8765 else
|
|
|
8766 {
|
|
|
8767 #ifdef FEAT_MBYTE
|
|
|
8768 if (has_mbyte)
|
|
|
8769 {
|
|
|
8770 int i = (*mb_ptr2len_check)(p);
|
|
|
8771
|
|
|
8772 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
8773 p += i - 1;
|
|
|
8774 }
|
|
|
8775 else
|
|
|
8776 #endif
|
|
|
8777 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
8778 }
|
|
|
8779 }
|
|
|
8780 clear_var(&retvar);
|
|
|
8781 arg = skipwhite(arg);
|
|
|
8782 }
|
|
|
8783 eap->nextcmd = check_nextcmd(arg);
|
|
|
8784
|
|
|
8785 if (eap->skip)
|
|
|
8786 --emsg_skip;
|
|
|
8787 else
|
|
|
8788 {
|
|
|
8789 /* remove text that may still be there from the command */
|
|
|
8790 if (needclr)
|
|
|
8791 msg_clr_eos();
|
|
|
8792 if (eap->cmdidx == CMD_echo)
|
|
|
8793 msg_end();
|
|
|
8794 }
|
|
|
8795 }
|
|
|
8796
|
|
|
8797 /*
|
|
|
8798 * ":echohl {name}".
|
|
|
8799 */
|
|
|
8800 void
|
|
|
8801 ex_echohl(eap)
|
|
|
8802 exarg_T *eap;
|
|
|
8803 {
|
|
|
8804 int id;
|
|
|
8805
|
|
|
8806 id = syn_name2id(eap->arg);
|
|
|
8807 if (id == 0)
|
|
|
8808 echo_attr = 0;
|
|
|
8809 else
|
|
|
8810 echo_attr = syn_id2attr(id);
|
|
|
8811 }
|
|
|
8812
|
|
|
8813 /*
|
|
|
8814 * ":execute expr1 ..." execute the result of an expression.
|
|
|
8815 * ":echomsg expr1 ..." Print a message
|
|
|
8816 * ":echoerr expr1 ..." Print an error
|
|
|
8817 * Each gets spaces around each argument and a newline at the end for
|
|
|
8818 * echo commands
|
|
|
8819 */
|
|
|
8820 void
|
|
|
8821 ex_execute(eap)
|
|
|
8822 exarg_T *eap;
|
|
|
8823 {
|
|
|
8824 char_u *arg = eap->arg;
|
|
|
8825 var retvar;
|
|
|
8826 int ret = OK;
|
|
|
8827 char_u *p;
|
|
|
8828 garray_T ga;
|
|
|
8829 int len;
|
|
|
8830 int save_did_emsg;
|
|
|
8831
|
|
|
8832 ga_init2(&ga, 1, 80);
|
|
|
8833
|
|
|
8834 if (eap->skip)
|
|
|
8835 ++emsg_skip;
|
|
|
8836 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
8837 {
|
|
|
8838 p = arg;
|
|
|
8839 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
8840 {
|
|
|
8841 /*
|
|
|
8842 * Report the invalid expression unless the expression evaluation
|
|
|
8843 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
8844 * exception.
|
|
|
8845 */
|
|
|
8846 if (!aborting())
|
|
|
8847 EMSG2(_(e_invexpr2), p);
|
|
|
8848 ret = FAIL;
|
|
|
8849 break;
|
|
|
8850 }
|
|
|
8851
|
|
|
8852 if (!eap->skip)
|
|
|
8853 {
|
|
|
8854 p = get_var_string(&retvar);
|
|
|
8855 len = (int)STRLEN(p);
|
|
|
8856 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
8857 {
|
|
|
8858 clear_var(&retvar);
|
|
|
8859 ret = FAIL;
|
|
|
8860 break;
|
|
|
8861 }
|
|
|
8862 if (ga.ga_len)
|
|
|
8863 {
|
|
|
8864 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
8865 --ga.ga_room;
|
|
|
8866 }
|
|
|
8867 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
8868 ga.ga_room -= len;
|
|
|
8869 ga.ga_len += len;
|
|
|
8870 }
|
|
|
8871
|
|
|
8872 clear_var(&retvar);
|
|
|
8873 arg = skipwhite(arg);
|
|
|
8874 }
|
|
|
8875
|
|
|
8876 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
8877 {
|
|
|
8878 if (eap->cmdidx == CMD_echomsg)
|
|
|
8879 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
8880 else if (eap->cmdidx == CMD_echoerr)
|
|
|
8881 {
|
|
|
8882 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
8883 save_did_emsg = did_emsg;
|
|
|
8884 EMSG((char_u *)ga.ga_data);
|
|
|
8885 if (!force_abort)
|
|
|
8886 did_emsg = save_did_emsg;
|
|
|
8887 }
|
|
|
8888 else if (eap->cmdidx == CMD_execute)
|
|
|
8889 do_cmdline((char_u *)ga.ga_data,
|
|
|
8890 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
8891 }
|
|
|
8892
|
|
|
8893 ga_clear(&ga);
|
|
|
8894
|
|
|
8895 if (eap->skip)
|
|
|
8896 --emsg_skip;
|
|
|
8897
|
|
|
8898 eap->nextcmd = check_nextcmd(arg);
|
|
|
8899 }
|
|
|
8900
|
|
|
8901 /*
|
|
|
8902 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
8903 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
8904 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
8905 * after the option name.
|
|
|
8906 */
|
|
|
8907 static char_u *
|
|
|
8908 find_option_end(arg, opt_flags)
|
|
|
8909 char_u **arg;
|
|
|
8910 int *opt_flags;
|
|
|
8911 {
|
|
|
8912 char_u *p = *arg;
|
|
|
8913
|
|
|
8914 ++p;
|
|
|
8915 if (*p == 'g' && p[1] == ':')
|
|
|
8916 {
|
|
|
8917 *opt_flags = OPT_GLOBAL;
|
|
|
8918 p += 2;
|
|
|
8919 }
|
|
|
8920 else if (*p == 'l' && p[1] == ':')
|
|
|
8921 {
|
|
|
8922 *opt_flags = OPT_LOCAL;
|
|
|
8923 p += 2;
|
|
|
8924 }
|
|
|
8925 else
|
|
|
8926 *opt_flags = 0;
|
|
|
8927
|
|
|
8928 if (!ASCII_ISALPHA(*p))
|
|
|
8929 return NULL;
|
|
|
8930 *arg = p;
|
|
|
8931
|
|
|
8932 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
8933 p += 4; /* termcap option */
|
|
|
8934 else
|
|
|
8935 while (ASCII_ISALPHA(*p))
|
|
|
8936 ++p;
|
|
|
8937 return p;
|
|
|
8938 }
|
|
|
8939
|
|
|
8940 /*
|
|
|
8941 * ":function"
|
|
|
8942 */
|
|
|
8943 void
|
|
|
8944 ex_function(eap)
|
|
|
8945 exarg_T *eap;
|
|
|
8946 {
|
|
|
8947 char_u *theline;
|
|
|
8948 int j;
|
|
|
8949 int c;
|
|
|
8950 #ifdef FEAT_MAGIC_BRACES
|
|
|
8951 int saved_did_emsg;
|
|
|
8952 #endif
|
|
|
8953 char_u *name = NULL;
|
|
|
8954 char_u *p;
|
|
|
8955 char_u *arg;
|
|
|
8956 garray_T newargs;
|
|
|
8957 garray_T newlines;
|
|
|
8958 int varargs = FALSE;
|
|
|
8959 int mustend = FALSE;
|
|
|
8960 int flags = 0;
|
|
|
8961 ufunc_T *fp;
|
|
|
8962 int indent;
|
|
|
8963 int nesting;
|
|
|
8964 char_u *skip_until = NULL;
|
|
|
8965 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
|
8966
|
|
|
8967 /*
|
|
|
8968 * ":function" without argument: list functions.
|
|
|
8969 */
|
|
|
8970 if (ends_excmd(*eap->arg))
|
|
|
8971 {
|
|
|
8972 if (!eap->skip)
|
|
|
8973 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
8974 list_func_head(fp, FALSE);
|
|
|
8975 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
8976 return;
|
|
|
8977 }
|
|
|
8978
|
|
|
8979 p = eap->arg;
|
|
|
8980 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
8981 if (name == NULL && !eap->skip)
|
|
|
8982 {
|
|
|
8983 /*
|
|
|
8984 * Return on an invalid expression in braces, unless the expression
|
|
|
8985 * evaluation has been cancelled due to an aborting error, an
|
|
|
8986 * interrupt, or an exception.
|
|
|
8987 */
|
|
|
8988 if (!aborting())
|
|
|
8989 return;
|
|
|
8990 else
|
|
|
8991 eap->skip = TRUE;
|
|
|
8992 }
|
|
|
8993 #ifdef FEAT_MAGIC_BRACES
|
|
|
8994 /* An error in a function call during evaluation of an expression in magic
|
|
|
8995 * braces should not cause the function not to be defined. */
|
|
|
8996 saved_did_emsg = did_emsg;
|
|
|
8997 did_emsg = FALSE;
|
|
|
8998 #endif
|
|
|
8999
|
|
|
9000 /*
|
|
|
9001 * ":function func" with only function name: list function.
|
|
|
9002 */
|
|
|
9003 if (vim_strchr(p, '(') == NULL)
|
|
|
9004 {
|
|
|
9005 if (!ends_excmd(*skipwhite(p)))
|
|
|
9006 {
|
|
|
9007 EMSG(_(e_trailing));
|
|
|
9008 goto erret_name;
|
|
|
9009 }
|
|
|
9010 eap->nextcmd = check_nextcmd(p);
|
|
|
9011 if (eap->nextcmd != NULL)
|
|
|
9012 *p = NUL;
|
|
|
9013 if (!eap->skip && !got_int)
|
|
|
9014 {
|
|
|
9015 fp = find_func(name);
|
|
|
9016 if (fp != NULL)
|
|
|
9017 {
|
|
|
9018 list_func_head(fp, TRUE);
|
|
|
9019 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
9020 {
|
|
|
9021 msg_putchar('\n');
|
|
|
9022 msg_outnum((long)(j + 1));
|
|
|
9023 if (j < 9)
|
|
|
9024 msg_putchar(' ');
|
|
|
9025 if (j < 99)
|
|
|
9026 msg_putchar(' ');
|
|
|
9027 msg_prt_line(FUNCLINE(fp, j));
|
|
|
9028 out_flush(); /* show a line at a time */
|
|
|
9029 ui_breakcheck();
|
|
|
9030 }
|
|
|
9031 if (!got_int)
|
|
|
9032 {
|
|
|
9033 msg_putchar('\n');
|
|
|
9034 msg_puts((char_u *)" endfunction");
|
|
|
9035 }
|
|
|
9036 }
|
|
|
9037 else
|
|
|
9038 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
9039 }
|
|
|
9040 goto erret_name;
|
|
|
9041 }
|
|
|
9042
|
|
|
9043 /*
|
|
|
9044 * ":function name(arg1, arg2)" Define function.
|
|
|
9045 */
|
|
|
9046 p = skipwhite(p);
|
|
|
9047 if (*p != '(')
|
|
|
9048 {
|
|
|
9049 if (!eap->skip)
|
|
|
9050 {
|
|
|
9051 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
9052 goto erret_name;
|
|
|
9053 }
|
|
|
9054 /* attempt to continue by skipping some text */
|
|
|
9055 if (vim_strchr(p, '(') != NULL)
|
|
|
9056 p = vim_strchr(p, '(');
|
|
|
9057 }
|
|
|
9058 p = skipwhite(p + 1);
|
|
|
9059
|
|
|
9060 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
9061 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
9062
|
|
|
9063 /*
|
|
|
9064 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
9065 */
|
|
|
9066 while (*p != ')')
|
|
|
9067 {
|
|
|
9068 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
9069 {
|
|
|
9070 varargs = TRUE;
|
|
|
9071 p += 3;
|
|
|
9072 mustend = TRUE;
|
|
|
9073 }
|
|
|
9074 else
|
|
|
9075 {
|
|
|
9076 arg = p;
|
|
|
9077 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
9078 ++p;
|
|
|
9079 if (arg == p || isdigit(*arg)
|
|
|
9080 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
9081 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
9082 {
|
|
|
9083 if (!eap->skip)
|
|
|
9084 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
9085 break;
|
|
|
9086 }
|
|
|
9087 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
9088 goto erret;
|
|
|
9089 c = *p;
|
|
|
9090 *p = NUL;
|
|
|
9091 arg = vim_strsave(arg);
|
|
|
9092 if (arg == NULL)
|
|
|
9093 goto erret;
|
|
|
9094 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
9095 *p = c;
|
|
|
9096 newargs.ga_len++;
|
|
|
9097 newargs.ga_room--;
|
|
|
9098 if (*p == ',')
|
|
|
9099 ++p;
|
|
|
9100 else
|
|
|
9101 mustend = TRUE;
|
|
|
9102 }
|
|
|
9103 p = skipwhite(p);
|
|
|
9104 if (mustend && *p != ')')
|
|
|
9105 {
|
|
|
9106 if (!eap->skip)
|
|
|
9107 EMSG2(_(e_invarg2), eap->arg);
|
|
|
9108 break;
|
|
|
9109 }
|
|
|
9110 }
|
|
|
9111 ++p; /* skip the ')' */
|
|
|
9112
|
|
|
9113 /* find extra arguments "range" and "abort" */
|
|
|
9114 for (;;)
|
|
|
9115 {
|
|
|
9116 p = skipwhite(p);
|
|
|
9117 if (STRNCMP(p, "range", 5) == 0)
|
|
|
9118 {
|
|
|
9119 flags |= FC_RANGE;
|
|
|
9120 p += 5;
|
|
|
9121 }
|
|
|
9122 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
9123 {
|
|
|
9124 flags |= FC_ABORT;
|
|
|
9125 p += 5;
|
|
|
9126 }
|
|
|
9127 else
|
|
|
9128 break;
|
|
|
9129 }
|
|
|
9130
|
|
|
9131 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
9132 EMSG(_(e_trailing));
|
|
|
9133
|
|
|
9134 /*
|
|
|
9135 * Read the body of the function, until ":endfunction" is found.
|
|
|
9136 */
|
|
|
9137 if (KeyTyped)
|
|
|
9138 {
|
|
|
9139 /* Check if the function already exists, don't let the user type the
|
|
|
9140 * whole function before telling him it doesn't work! For a script we
|
|
|
9141 * need to skip the body to be able to find what follows. */
|
|
|
9142 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
9143 EMSG2(_(e_funcexts), name);
|
|
|
9144
|
|
|
9145 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
9146 cmdline_row = msg_row;
|
|
|
9147 }
|
|
|
9148
|
|
|
9149 indent = 2;
|
|
|
9150 nesting = 0;
|
|
|
9151 for (;;)
|
|
|
9152 {
|
|
|
9153 msg_scroll = TRUE;
|
|
|
9154 need_wait_return = FALSE;
|
|
|
9155 if (eap->getline == NULL)
|
|
|
9156 theline = getcmdline(':', 0L, indent);
|
|
|
9157 else
|
|
|
9158 theline = eap->getline(':', eap->cookie, indent);
|
|
|
9159 if (KeyTyped)
|
|
|
9160 lines_left = Rows - 1;
|
|
|
9161 if (theline == NULL)
|
|
|
9162 {
|
|
|
9163 EMSG(_("E126: Missing :endfunction"));
|
|
|
9164 goto erret;
|
|
|
9165 }
|
|
|
9166
|
|
|
9167 if (skip_until != NULL)
|
|
|
9168 {
|
|
|
9169 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
9170 * don't check for ":endfunc". */
|
|
|
9171 if (STRCMP(theline, skip_until) == 0)
|
|
|
9172 {
|
|
|
9173 vim_free(skip_until);
|
|
|
9174 skip_until = NULL;
|
|
|
9175 }
|
|
|
9176 }
|
|
|
9177 else
|
|
|
9178 {
|
|
|
9179 /* skip ':' and blanks*/
|
|
|
9180 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
9181 ;
|
|
|
9182
|
|
|
9183 /* Check for "endfunction" (should be more strict...). */
|
|
|
9184 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
9185 {
|
|
|
9186 vim_free(theline);
|
|
|
9187 break;
|
|
|
9188 }
|
|
|
9189
|
|
|
9190 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
9191 * at "end". */
|
|
|
9192 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
9193 indent -= 2;
|
|
|
9194 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
9195 || STRNCMP(p, "try", 3) == 0)
|
|
|
9196 indent += 2;
|
|
|
9197
|
|
|
9198 /* Check for defining a function inside this function. */
|
|
|
9199 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
9200 {
|
|
|
9201 p = skipwhite(skiptowhite(p));
|
|
|
9202 p += eval_fname_script(p);
|
|
|
9203 if (ASCII_ISALPHA(*p))
|
|
|
9204 {
|
|
|
9205 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
9206 if (*skipwhite(p) == '(')
|
|
|
9207 {
|
|
|
9208 ++nesting;
|
|
|
9209 indent += 2;
|
|
|
9210 }
|
|
|
9211 }
|
|
|
9212 }
|
|
|
9213
|
|
|
9214 /* Check for ":append" or ":insert". */
|
|
|
9215 p = skip_range(p, NULL);
|
|
|
9216 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
9217 || (p[0] == 'i'
|
|
|
9218 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
9219 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
9220 skip_until = vim_strsave((char_u *)".");
|
|
|
9221
|
|
|
9222 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
9223 arg = skipwhite(skiptowhite(p));
|
|
|
9224 if (arg[0] == '<' && arg[1] =='<'
|
|
|
9225 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
9226 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
9227 || (p[0] == 'p' && p[1] == 'e'
|
|
|
9228 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
9229 || (p[0] == 't' && p[1] == 'c'
|
|
|
9230 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
9231 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
9232 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
9233 || (p[0] == 'm' && p[1] == 'z'
|
|
|
9234 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
9235 ))
|
|
|
9236 {
|
|
|
9237 /* ":python <<" continues until a dot, like ":append" */
|
|
|
9238 p = skipwhite(arg + 2);
|
|
|
9239 if (*p == NUL)
|
|
|
9240 skip_until = vim_strsave((char_u *)".");
|
|
|
9241 else
|
|
|
9242 skip_until = vim_strsave(p);
|
|
|
9243 }
|
|
|
9244 }
|
|
|
9245
|
|
|
9246 /* Add the line to the function. */
|
|
|
9247 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
9248 goto erret;
|
|
|
9249 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
9250 newlines.ga_len++;
|
|
|
9251 newlines.ga_room--;
|
|
|
9252 }
|
|
|
9253
|
|
|
9254 /* Don't define the function when skipping commands or when an error was
|
|
|
9255 * detected. */
|
|
|
9256 if (eap->skip || did_emsg)
|
|
|
9257 goto erret;
|
|
|
9258
|
|
|
9259 /*
|
|
|
9260 * If there are no errors, add the function
|
|
|
9261 */
|
|
|
9262 fp = find_func(name);
|
|
|
9263 if (fp != NULL)
|
|
|
9264 {
|
|
|
9265 if (!eap->forceit)
|
|
|
9266 {
|
|
|
9267 EMSG2(_(e_funcexts), name);
|
|
|
9268 goto erret;
|
|
|
9269 }
|
|
|
9270 if (fp->calls)
|
|
|
9271 {
|
|
|
9272 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
9273 goto erret;
|
|
|
9274 }
|
|
|
9275 /* redefine existing function */
|
|
|
9276 ga_clear_strings(&(fp->args));
|
|
|
9277 ga_clear_strings(&(fp->lines));
|
|
|
9278 vim_free(name);
|
|
|
9279 }
|
|
|
9280 else
|
|
|
9281 {
|
|
|
9282 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
9283 if (fp == NULL)
|
|
|
9284 goto erret;
|
|
|
9285 /* insert the new function in the function list */
|
|
|
9286 fp->next = firstfunc;
|
|
|
9287 firstfunc = fp;
|
|
|
9288 fp->name = name;
|
|
|
9289 }
|
|
|
9290 fp->args = newargs;
|
|
|
9291 fp->lines = newlines;
|
|
|
9292 fp->varargs = varargs;
|
|
|
9293 fp->flags = flags;
|
|
|
9294 fp->calls = 0;
|
|
|
9295 fp->script_ID = current_SID;
|
|
|
9296 #ifdef FEAT_MAGIC_BRACES
|
|
|
9297 did_emsg |= saved_did_emsg;
|
|
|
9298 #endif
|
|
|
9299 vim_free(skip_until);
|
|
|
9300 return;
|
|
|
9301
|
|
|
9302 erret:
|
|
|
9303 vim_free(skip_until);
|
|
|
9304 ga_clear_strings(&newargs);
|
|
|
9305 ga_clear_strings(&newlines);
|
|
|
9306 erret_name:
|
|
|
9307 vim_free(name);
|
|
|
9308 #ifdef FEAT_MAGIC_BRACES
|
|
|
9309 did_emsg |= saved_did_emsg;
|
|
|
9310 #endif
|
|
|
9311 }
|
|
|
9312
|
|
|
9313 /*
|
|
|
9314 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
9315 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
9316 * Advances "pp" to just after the function name (if no error).
|
|
|
9317 */
|
|
|
9318 static char_u *
|
|
|
9319 trans_function_name(pp, skip, internal)
|
|
|
9320 char_u **pp;
|
|
|
9321 int skip; /* only find the end, don't evaluate */
|
|
|
9322 int internal; /* TRUE if internal function name OK */
|
|
|
9323 {
|
|
|
9324 char_u *name;
|
|
|
9325 char_u *start;
|
|
|
9326 char_u *end;
|
|
|
9327 int lead;
|
|
|
9328 char_u sid_buf[20];
|
|
|
9329 char_u *temp_string = NULL;
|
|
|
9330 char_u *expr_start, *expr_end;
|
|
|
9331 int len;
|
|
|
9332
|
|
|
9333 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
9334 start = *pp;
|
|
|
9335 lead = eval_fname_script(start);
|
|
|
9336 if (lead > 0)
|
|
|
9337 start += lead;
|
|
|
9338 end = find_name_end(start, &expr_start, &expr_end);
|
|
|
9339 if (end == start)
|
|
|
9340 {
|
|
|
9341 if (!skip)
|
|
|
9342 EMSG(_("E129: Function name required"));
|
|
|
9343 return NULL;
|
|
|
9344 }
|
|
|
9345 #ifdef FEAT_MAGIC_BRACES
|
|
|
9346 if (expr_start != NULL && !skip)
|
|
|
9347 {
|
|
|
9348 /* expand magic curlies */
|
|
|
9349 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
9350 if (temp_string == NULL)
|
|
|
9351 {
|
|
|
9352 /*
|
|
|
9353 * Report an invalid expression in braces, unless the expression
|
|
|
9354 * evaluation has been cancelled due to an aborting error, an
|
|
|
9355 * interrupt, or an exception.
|
|
|
9356 */
|
|
|
9357 if (!aborting())
|
|
|
9358 EMSG2(_(e_invarg2), start);
|
|
|
9359 else
|
|
|
9360 *pp = end;
|
|
|
9361 return NULL;
|
|
|
9362 }
|
|
|
9363 start = temp_string;
|
|
|
9364 len = (int)STRLEN(temp_string);
|
|
|
9365 }
|
|
|
9366 else
|
|
|
9367 #endif
|
|
|
9368 len = (int)(end - start);
|
|
|
9369
|
|
|
9370 /*
|
|
|
9371 * Copy the function name to allocated memory.
|
|
|
9372 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
9373 * Accept <SNR>123_name() outside a script.
|
|
|
9374 */
|
|
|
9375 if (skip)
|
|
|
9376 lead = 0; /* do nothing */
|
|
|
9377 else if (lead > 0)
|
|
|
9378 {
|
|
|
9379 lead = 3;
|
|
|
9380 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
9381 {
|
|
|
9382 if (current_SID <= 0)
|
|
|
9383 {
|
|
|
9384 EMSG(_(e_usingsid));
|
|
|
9385 return NULL;
|
|
|
9386 }
|
|
|
9387 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
9388 lead += (int)STRLEN(sid_buf);
|
|
|
9389 }
|
|
|
9390 }
|
|
|
9391 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
9392 {
|
|
|
9393 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
9394 return NULL;
|
|
|
9395 }
|
|
|
9396 name = alloc((unsigned)(len + lead + 1));
|
|
|
9397 if (name != NULL)
|
|
|
9398 {
|
|
|
9399 if (lead > 0)
|
|
|
9400 {
|
|
|
9401 name[0] = K_SPECIAL;
|
|
|
9402 name[1] = KS_EXTRA;
|
|
|
9403 name[2] = (int)KE_SNR;
|
|
|
9404 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
9405 STRCPY(name + 3, sid_buf);
|
|
|
9406 }
|
|
|
9407 mch_memmove(name + lead, start, (size_t)len);
|
|
|
9408 name[len + lead] = NUL;
|
|
|
9409 }
|
|
|
9410 *pp = end;
|
|
|
9411
|
|
|
9412 vim_free(temp_string);
|
|
|
9413 return name;
|
|
|
9414 }
|
|
|
9415
|
|
|
9416 /*
|
|
|
9417 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
9418 * Return 2 if "p" starts with "s:".
|
|
|
9419 * Return 0 otherwise.
|
|
|
9420 */
|
|
|
9421 static int
|
|
|
9422 eval_fname_script(p)
|
|
|
9423 char_u *p;
|
|
|
9424 {
|
|
|
9425 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
9426 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
9427 return 5;
|
|
|
9428 if (p[0] == 's' && p[1] == ':')
|
|
|
9429 return 2;
|
|
|
9430 return 0;
|
|
|
9431 }
|
|
|
9432
|
|
|
9433 /*
|
|
|
9434 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
9435 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
9436 */
|
|
|
9437 static int
|
|
|
9438 eval_fname_sid(p)
|
|
|
9439 char_u *p;
|
|
|
9440 {
|
|
|
9441 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
9442 }
|
|
|
9443
|
|
|
9444 /*
|
|
|
9445 * List the head of the function: "name(arg1, arg2)".
|
|
|
9446 */
|
|
|
9447 static void
|
|
|
9448 list_func_head(fp, indent)
|
|
|
9449 ufunc_T *fp;
|
|
|
9450 int indent;
|
|
|
9451 {
|
|
|
9452 int j;
|
|
|
9453
|
|
|
9454 msg_start();
|
|
|
9455 if (indent)
|
|
|
9456 MSG_PUTS(" ");
|
|
|
9457 MSG_PUTS("function ");
|
|
|
9458 if (fp->name[0] == K_SPECIAL)
|
|
|
9459 {
|
|
|
9460 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
9461 msg_puts(fp->name + 3);
|
|
|
9462 }
|
|
|
9463 else
|
|
|
9464 msg_puts(fp->name);
|
|
|
9465 msg_putchar('(');
|
|
|
9466 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
9467 {
|
|
|
9468 if (j)
|
|
|
9469 MSG_PUTS(", ");
|
|
|
9470 msg_puts(FUNCARG(fp, j));
|
|
|
9471 }
|
|
|
9472 if (fp->varargs)
|
|
|
9473 {
|
|
|
9474 if (j)
|
|
|
9475 MSG_PUTS(", ");
|
|
|
9476 MSG_PUTS("...");
|
|
|
9477 }
|
|
|
9478 msg_putchar(')');
|
|
|
9479 }
|
|
|
9480
|
|
|
9481 /*
|
|
|
9482 * Find a function by name, return pointer to it in ufuncs.
|
|
|
9483 * Return NULL for unknown function.
|
|
|
9484 */
|
|
|
9485 static ufunc_T *
|
|
|
9486 find_func(name)
|
|
|
9487 char_u *name;
|
|
|
9488 {
|
|
|
9489 ufunc_T *fp;
|
|
|
9490
|
|
|
9491 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
9492 if (STRCMP(name, fp->name) == 0)
|
|
|
9493 break;
|
|
|
9494 return fp;
|
|
|
9495 }
|
|
|
9496
|
|
|
9497 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
9498
|
|
|
9499 /*
|
|
|
9500 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
9501 * function names.
|
|
|
9502 */
|
|
|
9503 char_u *
|
|
|
9504 get_user_func_name(xp, idx)
|
|
|
9505 expand_T *xp;
|
|
|
9506 int idx;
|
|
|
9507 {
|
|
|
9508 static ufunc_T *fp = NULL;
|
|
|
9509
|
|
|
9510 if (idx == 0)
|
|
|
9511 fp = firstfunc;
|
|
|
9512 if (fp != NULL)
|
|
|
9513 {
|
|
|
9514 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
9515 return fp->name; /* prevents overflow */
|
|
|
9516
|
|
|
9517 cat_func_name(IObuff, fp);
|
|
|
9518 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
9519 {
|
|
|
9520 STRCAT(IObuff, "(");
|
|
|
9521 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
9522 STRCAT(IObuff, ")");
|
|
|
9523 }
|
|
|
9524
|
|
|
9525 fp = fp->next;
|
|
|
9526 return IObuff;
|
|
|
9527 }
|
|
|
9528 return NULL;
|
|
|
9529 }
|
|
|
9530
|
|
|
9531 #endif /* FEAT_CMDL_COMPL */
|
|
|
9532
|
|
|
9533 /*
|
|
|
9534 * Copy the function name of "fp" to buffer "buf".
|
|
|
9535 * "buf" must be able to hold the function name plus three bytes.
|
|
|
9536 * Takes care of script-local function names.
|
|
|
9537 */
|
|
|
9538 static void
|
|
|
9539 cat_func_name(buf, fp)
|
|
|
9540 char_u *buf;
|
|
|
9541 ufunc_T *fp;
|
|
|
9542 {
|
|
|
9543 if (fp->name[0] == K_SPECIAL)
|
|
|
9544 {
|
|
|
9545 STRCPY(buf, "<SNR>");
|
|
|
9546 STRCAT(buf, fp->name + 3);
|
|
|
9547 }
|
|
|
9548 else
|
|
|
9549 STRCPY(buf, fp->name);
|
|
|
9550 }
|
|
|
9551
|
|
|
9552 /*
|
|
|
9553 * ":delfunction {name}"
|
|
|
9554 */
|
|
|
9555 void
|
|
|
9556 ex_delfunction(eap)
|
|
|
9557 exarg_T *eap;
|
|
|
9558 {
|
|
|
9559 ufunc_T *fp = NULL, *pfp;
|
|
|
9560 char_u *p;
|
|
|
9561 char_u *name;
|
|
|
9562
|
|
|
9563 p = eap->arg;
|
|
|
9564 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
9565 if (name == NULL)
|
|
|
9566 return;
|
|
|
9567 if (!ends_excmd(*skipwhite(p)))
|
|
|
9568 {
|
|
|
9569 vim_free(name);
|
|
|
9570 EMSG(_(e_trailing));
|
|
|
9571 return;
|
|
|
9572 }
|
|
|
9573 eap->nextcmd = check_nextcmd(p);
|
|
|
9574 if (eap->nextcmd != NULL)
|
|
|
9575 *p = NUL;
|
|
|
9576
|
|
|
9577 if (!eap->skip)
|
|
|
9578 fp = find_func(name);
|
|
|
9579 vim_free(name);
|
|
|
9580
|
|
|
9581 if (!eap->skip)
|
|
|
9582 {
|
|
|
9583 if (fp == NULL)
|
|
|
9584 {
|
|
|
9585 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
9586 return;
|
|
|
9587 }
|
|
|
9588 if (fp->calls)
|
|
|
9589 {
|
|
|
9590 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
9591 return;
|
|
|
9592 }
|
|
|
9593
|
|
|
9594 /* clear this function */
|
|
|
9595 vim_free(fp->name);
|
|
|
9596 ga_clear_strings(&(fp->args));
|
|
|
9597 ga_clear_strings(&(fp->lines));
|
|
|
9598
|
|
|
9599 /* remove the function from the function list */
|
|
|
9600 if (firstfunc == fp)
|
|
|
9601 firstfunc = fp->next;
|
|
|
9602 else
|
|
|
9603 {
|
|
|
9604 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
9605 if (pfp->next == fp)
|
|
|
9606 {
|
|
|
9607 pfp->next = fp->next;
|
|
|
9608 break;
|
|
|
9609 }
|
|
|
9610 }
|
|
|
9611 vim_free(fp);
|
|
|
9612 }
|
|
|
9613 }
|
|
|
9614
|
|
|
9615 /*
|
|
|
9616 * Call a user function.
|
|
|
9617 */
|
|
|
9618 static void
|
|
|
9619 call_user_func(fp, argcount, argvars, retvar, firstline, lastline)
|
|
|
9620 ufunc_T *fp; /* pointer to function */
|
|
|
9621 int argcount; /* nr of args */
|
|
|
9622 VAR argvars; /* arguments */
|
|
|
9623 VAR retvar; /* return value */
|
|
|
9624 linenr_T firstline; /* first line of range */
|
|
|
9625 linenr_T lastline; /* last line of range */
|
|
|
9626 {
|
|
|
9627 char_u *save_sourcing_name;
|
|
|
9628 linenr_T save_sourcing_lnum;
|
|
|
9629 scid_T save_current_SID;
|
|
|
9630 struct funccall fc;
|
|
|
9631 struct funccall *save_fcp = current_funccal;
|
|
|
9632 int save_did_emsg;
|
|
|
9633 static int depth = 0;
|
|
|
9634
|
|
|
9635 /* If depth of calling is getting too high, don't execute the function */
|
|
|
9636 if (depth >= p_mfd)
|
|
|
9637 {
|
|
|
9638 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
|
9639 retvar->var_type = VAR_NUMBER;
|
|
|
9640 retvar->var_val.var_number = -1;
|
|
|
9641 return;
|
|
|
9642 }
|
|
|
9643 ++depth;
|
|
|
9644
|
|
|
9645 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
9646
|
|
|
9647 /* set local variables */
|
|
|
9648 var_init(&fc.l_vars);
|
|
|
9649 fc.func = fp;
|
|
|
9650 fc.argcount = argcount;
|
|
|
9651 fc.argvars = argvars;
|
|
|
9652 fc.retvar = retvar;
|
|
|
9653 retvar->var_val.var_number = 0;
|
|
|
9654 fc.linenr = 0;
|
|
|
9655 fc.returned = FALSE;
|
|
|
9656 fc.level = ex_nesting_level;
|
|
|
9657 fc.a0_var.var_type = VAR_NUMBER;
|
|
|
9658 fc.a0_var.var_val.var_number = argcount - fp->args.ga_len;
|
|
|
9659 fc.a0_var.var_name = NULL;
|
|
|
9660 current_funccal = &fc;
|
|
|
9661 fc.firstline.var_type = VAR_NUMBER;
|
|
|
9662 fc.firstline.var_val.var_number = firstline;
|
|
|
9663 fc.firstline.var_name = NULL;
|
|
|
9664 fc.lastline.var_type = VAR_NUMBER;
|
|
|
9665 fc.lastline.var_val.var_number = lastline;
|
|
|
9666 fc.lastline.var_name = NULL;
|
|
|
9667 /* Check if this function has a breakpoint. */
|
|
|
9668 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
9669 fc.dbg_tick = debug_tick;
|
|
|
9670
|
|
|
9671 /* Don't redraw while executing the function. */
|
|
|
9672 ++RedrawingDisabled;
|
|
|
9673 save_sourcing_name = sourcing_name;
|
|
|
9674 save_sourcing_lnum = sourcing_lnum;
|
|
|
9675 sourcing_lnum = 1;
|
|
|
9676 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
9677 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
9678 if (sourcing_name != NULL)
|
|
|
9679 {
|
|
|
9680 if (save_sourcing_name != NULL
|
|
|
9681 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
9682 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
9683 else
|
|
|
9684 STRCPY(sourcing_name, "function ");
|
|
|
9685 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
9686
|
|
|
9687 if (p_verbose >= 12)
|
|
|
9688 {
|
|
|
9689 ++no_wait_return;
|
|
|
9690 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
9691 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
9692 if (p_verbose >= 14)
|
|
|
9693 {
|
|
|
9694 int i;
|
|
|
9695 char_u buf[MSG_BUF_LEN];
|
|
|
9696
|
|
|
9697 msg_puts((char_u *)"(");
|
|
|
9698 for (i = 0; i < argcount; ++i)
|
|
|
9699 {
|
|
|
9700 if (i > 0)
|
|
|
9701 msg_puts((char_u *)", ");
|
|
|
9702 if (argvars[i].var_type == VAR_NUMBER)
|
|
|
9703 msg_outnum((long)argvars[i].var_val.var_number);
|
|
|
9704 else
|
|
|
9705 {
|
|
|
9706 trunc_string(get_var_string(&argvars[i]),
|
|
|
9707 buf, MSG_BUF_LEN);
|
|
|
9708 msg_puts((char_u *)"\"");
|
|
|
9709 msg_puts(buf);
|
|
|
9710 msg_puts((char_u *)"\"");
|
|
|
9711 }
|
|
|
9712 }
|
|
|
9713 msg_puts((char_u *)")");
|
|
|
9714 }
|
|
|
9715 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
9716 cmdline_row = msg_row;
|
|
|
9717 --no_wait_return;
|
|
|
9718 }
|
|
|
9719 }
|
|
|
9720 save_current_SID = current_SID;
|
|
|
9721 current_SID = fp->script_ID;
|
|
|
9722 save_did_emsg = did_emsg;
|
|
|
9723 did_emsg = FALSE;
|
|
|
9724
|
|
|
9725 /* call do_cmdline() to execute the lines */
|
|
|
9726 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
9727 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
9728
|
|
|
9729 --RedrawingDisabled;
|
|
|
9730
|
|
|
9731 /* when the function was aborted because of an error, return -1 */
|
|
|
9732 if ((did_emsg && (fp->flags & FC_ABORT)) || retvar->var_type == VAR_UNKNOWN)
|
|
|
9733 {
|
|
|
9734 clear_var(retvar);
|
|
|
9735 retvar->var_type = VAR_NUMBER;
|
|
|
9736 retvar->var_val.var_number = -1;
|
|
|
9737 }
|
|
|
9738
|
|
|
9739 /* when being verbose, mention the return value */
|
|
|
9740 if (p_verbose >= 12)
|
|
|
9741 {
|
|
|
9742 char_u *sn, *val;
|
|
|
9743
|
|
|
9744 ++no_wait_return;
|
|
|
9745 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
9746
|
|
|
9747 /* Make sure the output fits in IObuff. */
|
|
|
9748 sn = sourcing_name;
|
|
|
9749 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
9750 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
9751
|
|
|
9752 if (aborting())
|
|
|
9753 smsg((char_u *)_("%s aborted"), sn);
|
|
|
9754 else if (fc.retvar->var_type == VAR_NUMBER)
|
|
|
9755 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
|
9756 (long)fc.retvar->var_val.var_number);
|
|
|
9757 else if (fc.retvar->var_type == VAR_STRING)
|
|
|
9758 {
|
|
|
9759 val = get_var_string(fc.retvar);
|
|
|
9760 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
9761 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
9762 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
9763 }
|
|
|
9764 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
9765 cmdline_row = msg_row;
|
|
|
9766 --no_wait_return;
|
|
|
9767 }
|
|
|
9768
|
|
|
9769 vim_free(sourcing_name);
|
|
|
9770 sourcing_name = save_sourcing_name;
|
|
|
9771 sourcing_lnum = save_sourcing_lnum;
|
|
|
9772 current_SID = save_current_SID;
|
|
|
9773
|
|
|
9774 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
9775 {
|
|
|
9776 ++no_wait_return;
|
|
|
9777 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
9778 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
9779 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
9780 cmdline_row = msg_row;
|
|
|
9781 --no_wait_return;
|
|
|
9782 }
|
|
|
9783
|
|
|
9784 did_emsg |= save_did_emsg;
|
|
|
9785 current_funccal = save_fcp;
|
|
|
9786
|
|
|
9787 var_clear(&fc.l_vars); /* free all local variables */
|
|
|
9788 --depth;
|
|
|
9789 }
|
|
|
9790
|
|
|
9791 /*
|
|
|
9792 * ":return [expr]"
|
|
|
9793 */
|
|
|
9794 void
|
|
|
9795 ex_return(eap)
|
|
|
9796 exarg_T *eap;
|
|
|
9797 {
|
|
|
9798 char_u *arg = eap->arg;
|
|
|
9799 var retvar;
|
|
|
9800 int returning = FALSE;
|
|
|
9801
|
|
|
9802 if (current_funccal == NULL)
|
|
|
9803 {
|
|
|
9804 EMSG(_("E133: :return not inside a function"));
|
|
|
9805 return;
|
|
|
9806 }
|
|
|
9807
|
|
|
9808 if (eap->skip)
|
|
|
9809 ++emsg_skip;
|
|
|
9810
|
|
|
9811 eap->nextcmd = NULL;
|
|
|
9812 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
9813 && eval0(arg, &retvar, &eap->nextcmd, !eap->skip) != FAIL)
|
|
|
9814 {
|
|
|
9815 if (!eap->skip)
|
|
|
9816 returning = do_return(eap, FALSE, TRUE, &retvar);
|
|
|
9817 else
|
|
|
9818 clear_var(&retvar);
|
|
|
9819 }
|
|
|
9820 /* It's safer to return also on error. */
|
|
|
9821 else if (!eap->skip)
|
|
|
9822 {
|
|
|
9823 /*
|
|
|
9824 * Return unless the expression evaluation has been cancelled due to an
|
|
|
9825 * aborting error, an interrupt, or an exception.
|
|
|
9826 */
|
|
|
9827 if (!aborting())
|
|
|
9828 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
9829 }
|
|
|
9830
|
|
|
9831 /* When skipping or the return gets pending, advance to the next command
|
|
|
9832 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
9833 * Following lines will be ignored by get_func_line(). */
|
|
|
9834 if (returning)
|
|
|
9835 eap->nextcmd = NULL;
|
|
|
9836 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
9837 eap->nextcmd = check_nextcmd(arg);
|
|
|
9838
|
|
|
9839 if (eap->skip)
|
|
|
9840 --emsg_skip;
|
|
|
9841 }
|
|
|
9842
|
|
|
9843 /*
|
|
|
9844 * Return from a function. Possibly makes the return pending. Also called
|
|
|
9845 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
9846 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
|
9847 * when called due to a ":return" command. "value" may point to a variable
|
|
|
9848 * with the return value. Returns TRUE when the return can be carried out,
|
|
|
9849 * FALSE when the return gets pending.
|
|
|
9850 */
|
|
|
9851 int
|
|
|
9852 do_return(eap, reanimate, is_cmd, value)
|
|
|
9853 exarg_T *eap;
|
|
|
9854 int reanimate;
|
|
|
9855 int is_cmd;
|
|
|
9856 void *value;
|
|
|
9857 {
|
|
|
9858 int idx;
|
|
|
9859 struct condstack *cstack = eap->cstack;
|
|
|
9860
|
|
|
9861 if (reanimate)
|
|
|
9862 /* Undo the return. */
|
|
|
9863 current_funccal->returned = FALSE;
|
|
|
9864
|
|
|
9865 /*
|
|
|
9866 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
9867 * not in its finally clause (which then is to be executed next) is found.
|
|
|
9868 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
9869 * Otherwise, return normally.
|
|
|
9870 */
|
|
|
9871 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
9872 if (idx >= 0)
|
|
|
9873 {
|
|
|
9874 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
9875
|
|
|
9876 if (!is_cmd && !reanimate)
|
|
|
9877 /* A pending return again gets pending. "value" points to an
|
|
|
9878 * allocated variable with the value of the original ":return"'s
|
|
|
9879 * argument if present or is NULL else. */
|
|
|
9880 cstack->cs_retvar[idx] = value;
|
|
|
9881 else
|
|
|
9882 {
|
|
|
9883 /* When undoing a return in order to make it pending, get the stored
|
|
|
9884 * return value. */
|
|
|
9885 if (reanimate)
|
|
|
9886 value = current_funccal->retvar;
|
|
|
9887
|
|
|
9888 if (value != NULL)
|
|
|
9889 {
|
|
|
9890 /* Store the value of the pending return. */
|
|
|
9891 if ((cstack->cs_retvar[idx] = alloc_var()) != NULL)
|
|
|
9892 *(VAR)cstack->cs_retvar[idx] = *(VAR)value;
|
|
|
9893 else
|
|
|
9894 EMSG(_(e_outofmem));
|
|
|
9895 }
|
|
|
9896 else
|
|
|
9897 cstack->cs_retvar[idx] = NULL;
|
|
|
9898
|
|
|
9899 if (reanimate)
|
|
|
9900 {
|
|
|
9901 /* The pending return value could be overwritten by a ":return"
|
|
|
9902 * without argument in a finally clause; reset the default
|
|
|
9903 * return value. */
|
|
|
9904 current_funccal->retvar->var_type = VAR_NUMBER;
|
|
|
9905 current_funccal->retvar->var_val.var_number = 0;
|
|
|
9906 }
|
|
|
9907 }
|
|
|
9908 report_make_pending(CSTP_RETURN, value);
|
|
|
9909 }
|
|
|
9910 else
|
|
|
9911 {
|
|
|
9912 current_funccal->returned = TRUE;
|
|
|
9913
|
|
|
9914 /* If the return is carried out now, store the return value. For
|
|
|
9915 * a return immediately after reanimation, the value is already
|
|
|
9916 * there. */
|
|
|
9917 if (!reanimate && value != NULL)
|
|
|
9918 {
|
|
|
9919 clear_var(current_funccal->retvar);
|
|
|
9920 *current_funccal->retvar = *(VAR)value;
|
|
|
9921 if (!is_cmd)
|
|
|
9922 vim_free(value);
|
|
|
9923 }
|
|
|
9924 }
|
|
|
9925
|
|
|
9926 return idx < 0;
|
|
|
9927 }
|
|
|
9928
|
|
|
9929 /*
|
|
|
9930 * Free the variable with a pending return value.
|
|
|
9931 */
|
|
|
9932 void
|
|
|
9933 discard_pending_return(retvar)
|
|
|
9934 void *retvar;
|
|
|
9935 {
|
|
|
9936 /* The variable was copied from one with an undefined var_name. So we can't
|
|
|
9937 * use free_var() to clear and free it. */
|
|
|
9938 clear_var((VAR)retvar);
|
|
|
9939 vim_free(retvar);
|
|
|
9940 }
|
|
|
9941
|
|
|
9942 /*
|
|
|
9943 * Generate a return command for producing the value of "retvar". The result
|
|
|
9944 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
9945 */
|
|
|
9946 char_u *
|
|
|
9947 get_return_cmd(retvar)
|
|
|
9948 void *retvar;
|
|
|
9949 {
|
|
|
9950 char_u *s = IObuff;
|
|
|
9951
|
|
|
9952 if (retvar == NULL || ((VAR)retvar)->var_type == VAR_UNKNOWN)
|
|
|
9953 s = (char_u *)":return";
|
|
|
9954 else if (((VAR)retvar)->var_type == VAR_STRING)
|
|
|
9955 sprintf((char *)IObuff, ":return \"%s\"",
|
|
|
9956 ((VAR)retvar)->var_val.var_string);
|
|
|
9957 else
|
|
|
9958 sprintf((char *)IObuff, ":return %ld",
|
|
|
9959 (long)(((VAR)retvar)->var_val.var_number));
|
|
|
9960 return vim_strsave(s);
|
|
|
9961 }
|
|
|
9962
|
|
|
9963 /*
|
|
|
9964 * Get next function line.
|
|
|
9965 * Called by do_cmdline() to get the next line.
|
|
|
9966 * Returns allocated string, or NULL for end of function.
|
|
|
9967 */
|
|
|
9968 /* ARGSUSED */
|
|
|
9969 char_u *
|
|
|
9970 get_func_line(c, cookie, indent)
|
|
|
9971 int c; /* not used */
|
|
|
9972 void *cookie;
|
|
|
9973 int indent; /* not used */
|
|
|
9974 {
|
|
|
9975 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
9976 char_u *retval;
|
|
|
9977 garray_T *gap; /* growarray with function lines */
|
|
|
9978
|
|
|
9979 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
9980 if (fcp->dbg_tick != debug_tick)
|
|
|
9981 {
|
|
|
9982 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
9983 sourcing_lnum);
|
|
|
9984 fcp->dbg_tick = debug_tick;
|
|
|
9985 }
|
|
|
9986
|
|
|
9987 gap = &fcp->func->lines;
|
|
|
9988 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
9989 retval = NULL;
|
|
|
9990 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
9991 retval = NULL;
|
|
|
9992 else
|
|
|
9993 {
|
|
|
9994 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
9995 sourcing_lnum = fcp->linenr;
|
|
|
9996 }
|
|
|
9997
|
|
|
9998 /* Did we encounter a breakpoint? */
|
|
|
9999 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
10000 {
|
|
|
10001 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
10002 /* Find next breakpoint. */
|
|
|
10003 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
10004 sourcing_lnum);
|
|
|
10005 fcp->dbg_tick = debug_tick;
|
|
|
10006 }
|
|
|
10007
|
|
|
10008 return retval;
|
|
|
10009 }
|
|
|
10010
|
|
|
10011 /*
|
|
|
10012 * Return TRUE if the currently active function should be ended, because a
|
|
|
10013 * return was encountered or an error occured. Used inside a ":while".
|
|
|
10014 */
|
|
|
10015 int
|
|
|
10016 func_has_ended(cookie)
|
|
|
10017 void *cookie;
|
|
|
10018 {
|
|
|
10019 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
10020
|
|
|
10021 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
10022 * an error inside a try conditional. */
|
|
|
10023 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
10024 || fcp->returned);
|
|
|
10025 }
|
|
|
10026
|
|
|
10027 /*
|
|
|
10028 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
10029 */
|
|
|
10030 int
|
|
|
10031 func_has_abort(cookie)
|
|
|
10032 void *cookie;
|
|
|
10033 {
|
|
|
10034 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
10035 }
|
|
|
10036
|
|
|
10037 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
10038 typedef enum
|
|
|
10039 {
|
|
|
10040 VAR_FLAVOUR_DEFAULT,
|
|
|
10041 VAR_FLAVOUR_SESSION,
|
|
|
10042 VAR_FLAVOUR_VIMINFO
|
|
|
10043 } var_flavour_T;
|
|
|
10044
|
|
|
10045 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
10046
|
|
|
10047 static var_flavour_T
|
|
|
10048 var_flavour(varname)
|
|
|
10049 char_u *varname;
|
|
|
10050 {
|
|
|
10051 char_u *p = varname;
|
|
|
10052
|
|
|
10053 if (ASCII_ISUPPER(*p))
|
|
|
10054 {
|
|
|
10055 while (*(++p))
|
|
|
10056 if (ASCII_ISLOWER(*p))
|
|
|
10057 return VAR_FLAVOUR_SESSION;
|
|
|
10058 return VAR_FLAVOUR_VIMINFO;
|
|
|
10059 }
|
|
|
10060 else
|
|
|
10061 return VAR_FLAVOUR_DEFAULT;
|
|
|
10062 }
|
|
|
10063 #endif
|
|
|
10064
|
|
|
10065 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
10066 /*
|
|
|
10067 * Restore global vars that start with a capital from the viminfo file
|
|
|
10068 */
|
|
|
10069 int
|
|
|
10070 read_viminfo_varlist(virp, writing)
|
|
|
10071 vir_T *virp;
|
|
|
10072 int writing;
|
|
|
10073 {
|
|
|
10074 char_u *tab;
|
|
|
10075 int is_string = FALSE;
|
|
|
10076 VAR varp = NULL;
|
|
|
10077 char_u *val;
|
|
|
10078
|
|
|
10079 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
10080 {
|
|
|
10081 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
10082 if (tab != NULL)
|
|
|
10083 {
|
|
|
10084 *tab++ = '\0'; /* isolate the variable name */
|
|
|
10085 if (*tab == 'S') /* string var */
|
|
|
10086 is_string = TRUE;
|
|
|
10087
|
|
|
10088 tab = vim_strchr(tab, '\t');
|
|
|
10089 if (tab != NULL)
|
|
|
10090 {
|
|
|
10091 /* create a nameless variable to hold the value */
|
|
|
10092 if (is_string)
|
|
|
10093 {
|
|
|
10094 val = viminfo_readstring(virp,
|
|
|
10095 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
10096 if (val != NULL)
|
|
|
10097 varp = alloc_string_var(val);
|
|
|
10098 }
|
|
|
10099 else
|
|
|
10100 {
|
|
|
10101 varp = alloc_var();
|
|
|
10102 if (varp != NULL)
|
|
|
10103 {
|
|
|
10104 varp->var_type = VAR_NUMBER;
|
|
|
10105 varp->var_val.var_number = atol((char *)tab + 1);
|
|
|
10106 }
|
|
|
10107 }
|
|
|
10108 /* assign the value to the variable */
|
|
|
10109 if (varp != NULL)
|
|
|
10110 {
|
|
|
10111 set_var(virp->vir_line + 1, varp);
|
|
|
10112 free_var(varp);
|
|
|
10113 }
|
|
|
10114 }
|
|
|
10115 }
|
|
|
10116 }
|
|
|
10117
|
|
|
10118 return viminfo_readline(virp);
|
|
|
10119 }
|
|
|
10120
|
|
|
10121 /*
|
|
|
10122 * Write global vars that start with a capital to the viminfo file
|
|
|
10123 */
|
|
|
10124 void
|
|
|
10125 write_viminfo_varlist(fp)
|
|
|
10126 FILE *fp;
|
|
|
10127 {
|
|
|
10128 garray_T *gap = &variables; /* global variable */
|
|
|
10129 VAR this_var;
|
|
|
10130 int i;
|
|
|
10131
|
|
|
10132 if (find_viminfo_parameter('!') == NULL)
|
|
|
10133 return;
|
|
|
10134
|
|
|
10135 fprintf(fp, _("\n# global variables:\n"));
|
|
|
10136 for (i = gap->ga_len; --i >= 0; )
|
|
|
10137 {
|
|
|
10138 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
|
10139 if (this_var->var_name != NULL
|
|
|
10140 && var_flavour(this_var->var_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
10141 {
|
|
|
10142 fprintf(fp, "!%s\t%s\t", this_var->var_name,
|
|
|
10143 (this_var->var_type == VAR_STRING) ? "STR" : "NUM");
|
|
|
10144 viminfo_writestring(fp, get_var_string(this_var));
|
|
|
10145 }
|
|
|
10146 }
|
|
|
10147 }
|
|
|
10148 #endif
|
|
|
10149
|
|
|
10150 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
10151 int
|
|
|
10152 store_session_globals(fd)
|
|
|
10153 FILE *fd;
|
|
|
10154 {
|
|
|
10155 garray_T *gap = &variables; /* global variable */
|
|
|
10156 VAR this_var;
|
|
|
10157 int i;
|
|
|
10158 char_u *p, *t;
|
|
|
10159
|
|
|
10160 for (i = gap->ga_len; --i >= 0; )
|
|
|
10161 {
|
|
|
10162 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
|
10163 if (this_var->var_name != NULL)
|
|
|
10164 {
|
|
|
10165 if (var_flavour(this_var->var_name) == VAR_FLAVOUR_SESSION)
|
|
|
10166 {
|
|
|
10167 /* Escapse special characters with a backslash. Turn a LF and
|
|
|
10168 * CR into \n and \r. */
|
|
|
10169 p = vim_strsave_escaped(get_var_string(this_var),
|
|
|
10170 (char_u *)"\\\"\n\r");
|
|
|
10171 if (p == NULL) /* out of memory */
|
|
|
10172 continue;
|
|
|
10173 for (t = p; *t != NUL; ++t)
|
|
|
10174 if (*t == '\n')
|
|
|
10175 *t = 'n';
|
|
|
10176 else if (*t == '\r')
|
|
|
10177 *t = 'r';
|
|
|
10178 if ((fprintf(fd, "let %s = %c%s%c",
|
|
|
10179 this_var->var_name,
|
|
|
10180 (this_var->var_type == VAR_STRING) ? '"' : ' ',
|
|
|
10181 p,
|
|
|
10182 (this_var->var_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
|
10183 || put_eol(fd) == FAIL)
|
|
|
10184 {
|
|
|
10185 vim_free(p);
|
|
|
10186 return FAIL;
|
|
|
10187 }
|
|
|
10188 vim_free(p);
|
|
|
10189 }
|
|
|
10190
|
|
|
10191 }
|
|
|
10192 }
|
|
|
10193 return OK;
|
|
|
10194 }
|
|
|
10195 #endif
|
|
|
10196
|
|
|
10197 #endif /* FEAT_EVAL */
|
|
|
10198
|
|
|
10199 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
10200
|
|
|
10201
|
|
|
10202 #ifdef WIN3264
|
|
|
10203 /*
|
|
|
10204 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
10205 */
|
|
|
10206 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
10207 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
10208 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
10209
|
|
|
10210 /*
|
|
|
10211 * Get the short pathname of a file.
|
|
|
10212 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
10213 */
|
|
|
10214 static int
|
|
|
10215 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
10216 char_u **fnamep;
|
|
|
10217 char_u **bufp;
|
|
|
10218 int *fnamelen;
|
|
|
10219 {
|
|
|
10220 int l,len;
|
|
|
10221 char_u *newbuf;
|
|
|
10222
|
|
|
10223 len = *fnamelen;
|
|
|
10224
|
|
|
10225 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
10226 if (l > len - 1)
|
|
|
10227 {
|
|
|
10228 /* If that doesn't work (not enough space), then save the string
|
|
|
10229 * and try again with a new buffer big enough
|
|
|
10230 */
|
|
|
10231 newbuf = vim_strnsave(*fnamep, l);
|
|
|
10232 if (newbuf == NULL)
|
|
|
10233 return 0;
|
|
|
10234
|
|
|
10235 vim_free(*bufp);
|
|
|
10236 *fnamep = *bufp = newbuf;
|
|
|
10237
|
|
|
10238 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
10239
|
|
|
10240 /* Really should always succeed, as the buffer is big enough */
|
|
|
10241 }
|
|
|
10242
|
|
|
10243 *fnamelen = l;
|
|
|
10244 return 1;
|
|
|
10245 }
|
|
|
10246
|
|
|
10247 /*
|
|
|
10248 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
10249 * Doesn't copy over the end of the buffer passed in.
|
|
|
10250 */
|
|
|
10251 static int
|
|
|
10252 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
10253 char_u **fname;
|
|
|
10254 char_u **bufp;
|
|
|
10255 int *fnamelen;
|
|
|
10256 {
|
|
|
10257 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
10258 char_u ch;
|
|
|
10259 int l,len,len2,plen,slen;
|
|
|
10260
|
|
|
10261 /* Make a copy */
|
|
|
10262 len2 = *fnamelen;
|
|
|
10263 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
10264 pbuf3 = NULL;
|
|
|
10265
|
|
|
10266 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
10267 slen = 1;
|
|
|
10268 plen = len2;
|
|
|
10269
|
|
|
10270 l = 0;
|
|
|
10271 if (vim_ispathsep(*s))
|
|
|
10272 {
|
|
|
10273 --s;
|
|
|
10274 ++slen;
|
|
|
10275 --plen;
|
|
|
10276 }
|
|
|
10277
|
|
|
10278 do
|
|
|
10279 {
|
|
|
10280 /* Go back one path-seperator */
|
|
|
10281 while (s > pbuf2 && !vim_ispathsep(*s))
|
|
|
10282 {
|
|
|
10283 --s;
|
|
|
10284 ++slen;
|
|
|
10285 --plen;
|
|
|
10286 }
|
|
|
10287 if (s <= pbuf2)
|
|
|
10288 break;
|
|
|
10289
|
|
|
10290 /* Remeber the character that is about to be blatted */
|
|
|
10291 ch = *s;
|
|
|
10292 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
10293
|
|
|
10294 /* Try it in situ */
|
|
|
10295 p = pbuf2;
|
|
|
10296 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
10297 {
|
|
|
10298 vim_free(pbuf2);
|
|
|
10299 return -1;
|
|
|
10300 }
|
|
|
10301 *s = ch; /* Preserve the string */
|
|
|
10302 } while (plen == 0);
|
|
|
10303
|
|
|
10304 if (plen > 0)
|
|
|
10305 {
|
|
|
10306 /* Remeber the length of the new string. */
|
|
|
10307 *fnamelen = len = plen + slen;
|
|
|
10308 vim_free(*bufp);
|
|
|
10309 if (len > len2)
|
|
|
10310 {
|
|
|
10311 /* If there's not enough space in the currently allocated string,
|
|
|
10312 * then copy it to a buffer big enough.
|
|
|
10313 */
|
|
|
10314 *fname= *bufp = vim_strnsave(p, len);
|
|
|
10315 if (*fname == NULL)
|
|
|
10316 return -1;
|
|
|
10317 }
|
|
|
10318 else
|
|
|
10319 {
|
|
|
10320 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
10321 *fname = *bufp = pbuf2;
|
|
|
10322 if (p != pbuf2)
|
|
|
10323 strncpy(*fname, p, plen);
|
|
|
10324 pbuf2 = NULL;
|
|
|
10325 }
|
|
|
10326 /* Concat the next bit */
|
|
|
10327 strncpy(*fname + plen, s, slen);
|
|
|
10328 (*fname)[len] = '\0';
|
|
|
10329 }
|
|
|
10330 vim_free(pbuf3);
|
|
|
10331 vim_free(pbuf2);
|
|
|
10332 return 0;
|
|
|
10333 }
|
|
|
10334
|
|
|
10335 /*
|
|
|
10336 * Get a pathname for a partial path.
|
|
|
10337 */
|
|
|
10338 static int
|
|
|
10339 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
10340 char_u **fnamep;
|
|
|
10341 char_u **bufp;
|
|
|
10342 int *fnamelen;
|
|
|
10343 {
|
|
|
10344 int sepcount, len, tflen;
|
|
|
10345 char_u *p;
|
|
|
10346 char_u *pbuf, *tfname;
|
|
|
10347 int hasTilde;
|
|
|
10348
|
|
|
10349 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
10350 * of the path to return.
|
|
|
10351 */
|
|
|
10352 sepcount = 0;
|
|
|
10353 for (p = *fnamep + *fnamelen - 1; p >= *fnamep; --p)
|
|
|
10354 if (vim_ispathsep(*p))
|
|
|
10355 ++sepcount;
|
|
|
10356
|
|
|
10357 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
10358 hasTilde = (**fnamep == '~');
|
|
|
10359 if (hasTilde)
|
|
|
10360 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
10361 else
|
|
|
10362 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
10363
|
|
|
10364 len = tflen = STRLEN(tfname);
|
|
|
10365
|
|
|
10366 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
10367 return -1;
|
|
|
10368
|
|
|
10369 if (len == 0)
|
|
|
10370 {
|
|
|
10371 /* Don't have a valid filename, so shorten the rest of the
|
|
|
10372 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
10373 * there's not a lot of point in guessing what it might be.
|
|
|
10374 */
|
|
|
10375 len = tflen;
|
|
|
10376 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
10377 return -1;
|
|
|
10378 }
|
|
|
10379
|
|
|
10380 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
10381 for (p = tfname + len - 1; p >= tfname; --p)
|
|
|
10382 if (vim_ispathsep(*p))
|
|
|
10383 {
|
|
|
10384 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
10385 break;
|
|
|
10386 else
|
|
|
10387 sepcount --;
|
|
|
10388 }
|
|
|
10389 if (hasTilde)
|
|
|
10390 {
|
|
|
10391 --p;
|
|
|
10392 if (p >= tfname)
|
|
|
10393 *p = '~';
|
|
|
10394 else
|
|
|
10395 return -1;
|
|
|
10396 }
|
|
|
10397 else
|
|
|
10398 ++p;
|
|
|
10399
|
|
|
10400 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
10401 vim_free(*bufp);
|
|
|
10402 *fnamelen = (int)STRLEN(p);
|
|
|
10403 *bufp = pbuf;
|
|
|
10404 *fnamep = p;
|
|
|
10405
|
|
|
10406 return 0;
|
|
|
10407 }
|
|
|
10408 #endif /* WIN3264 */
|
|
|
10409
|
|
|
10410 /*
|
|
|
10411 * Adjust a filename, according to a string of modifiers.
|
|
|
10412 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
10413 * determined by *fnamelen.
|
|
|
10414 * Returns valid flags.
|
|
|
10415 * When there is an error, *fnamep is set to NULL.
|
|
|
10416 */
|
|
|
10417 int
|
|
|
10418 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
10419 char_u *src; /* string with modifiers */
|
|
|
10420 int *usedlen; /* characters after src that are used */
|
|
|
10421 char_u **fnamep; /* file name so far */
|
|
|
10422 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
10423 int *fnamelen; /* length of fnamep */
|
|
|
10424 {
|
|
|
10425 int valid = 0;
|
|
|
10426 char_u *tail;
|
|
|
10427 char_u *s, *p, *pbuf;
|
|
|
10428 char_u dirname[MAXPATHL];
|
|
|
10429 int c;
|
|
|
10430 int has_fullname = 0;
|
|
|
10431 #ifdef WIN3264
|
|
|
10432 int has_shortname = 0;
|
|
|
10433 #endif
|
|
|
10434
|
|
|
10435 repeat:
|
|
|
10436 /* ":p" - full path/file_name */
|
|
|
10437 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
10438 {
|
|
|
10439 has_fullname = 1;
|
|
|
10440
|
|
|
10441 valid |= VALID_PATH;
|
|
|
10442 *usedlen += 2;
|
|
|
10443
|
|
|
10444 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
10445 if ((*fnamep)[0] == '~'
|
|
|
10446 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
10447 && ((*fnamep)[1] == '/'
|
|
|
10448 # ifdef BACKSLASH_IN_FILENAME
|
|
|
10449 || (*fnamep)[1] == '\\'
|
|
|
10450 # endif
|
|
|
10451 || (*fnamep)[1] == NUL)
|
|
|
10452
|
|
|
10453 #endif
|
|
|
10454 )
|
|
|
10455 {
|
|
|
10456 *fnamep = expand_env_save(*fnamep);
|
|
|
10457 vim_free(*bufp); /* free any allocated file name */
|
|
|
10458 *bufp = *fnamep;
|
|
|
10459 if (*fnamep == NULL)
|
|
|
10460 return -1;
|
|
|
10461 }
|
|
|
10462
|
|
|
10463 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
|
10464 for (p = *fnamep; *p != NUL; ++p)
|
|
|
10465 {
|
|
|
10466 if (vim_ispathsep(*p)
|
|
|
10467 && p[1] == '.'
|
|
|
10468 && (p[2] == NUL
|
|
|
10469 || vim_ispathsep(p[2])
|
|
|
10470 || (p[2] == '.'
|
|
|
10471 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
10472 break;
|
|
|
10473 }
|
|
|
10474
|
|
|
10475 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
10476 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
10477 {
|
|
|
10478 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
10479 vim_free(*bufp); /* free any allocated file name */
|
|
|
10480 *bufp = *fnamep;
|
|
|
10481 if (*fnamep == NULL)
|
|
|
10482 return -1;
|
|
|
10483 }
|
|
|
10484
|
|
|
10485 /* Append a path separator to a directory. */
|
|
|
10486 if (mch_isdir(*fnamep))
|
|
|
10487 {
|
|
|
10488 /* Make room for one or two extra characters. */
|
|
|
10489 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
10490 vim_free(*bufp); /* free any allocated file name */
|
|
|
10491 *bufp = *fnamep;
|
|
|
10492 if (*fnamep == NULL)
|
|
|
10493 return -1;
|
|
|
10494 add_pathsep(*fnamep);
|
|
|
10495 }
|
|
|
10496 }
|
|
|
10497
|
|
|
10498 /* ":." - path relative to the current directory */
|
|
|
10499 /* ":~" - path relative to the home directory */
|
|
|
10500 /* ":8" - shortname path - postponed till after */
|
|
|
10501 while (src[*usedlen] == ':'
|
|
|
10502 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
10503 {
|
|
|
10504 *usedlen += 2;
|
|
|
10505 if (c == '8')
|
|
|
10506 {
|
|
|
10507 #ifdef WIN3264
|
|
|
10508 has_shortname = 1; /* Postpone this. */
|
|
|
10509 #endif
|
|
|
10510 continue;
|
|
|
10511 }
|
|
|
10512 pbuf = NULL;
|
|
|
10513 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
10514 if (!has_fullname)
|
|
|
10515 {
|
|
|
10516 if (c == '.' && **fnamep == '~')
|
|
|
10517 p = pbuf = expand_env_save(*fnamep);
|
|
|
10518 else
|
|
|
10519 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
10520 }
|
|
|
10521 else
|
|
|
10522 p = *fnamep;
|
|
|
10523
|
|
|
10524 has_fullname = 0;
|
|
|
10525
|
|
|
10526 if (p != NULL)
|
|
|
10527 {
|
|
|
10528 if (c == '.')
|
|
|
10529 {
|
|
|
10530 mch_dirname(dirname, MAXPATHL);
|
|
|
10531 s = shorten_fname(p, dirname);
|
|
|
10532 if (s != NULL)
|
|
|
10533 {
|
|
|
10534 *fnamep = s;
|
|
|
10535 if (pbuf != NULL)
|
|
|
10536 {
|
|
|
10537 vim_free(*bufp); /* free any allocated file name */
|
|
|
10538 *bufp = pbuf;
|
|
|
10539 pbuf = NULL;
|
|
|
10540 }
|
|
|
10541 }
|
|
|
10542 }
|
|
|
10543 else
|
|
|
10544 {
|
|
|
10545 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
10546 /* Only replace it when it starts with '~' */
|
|
|
10547 if (*dirname == '~')
|
|
|
10548 {
|
|
|
10549 s = vim_strsave(dirname);
|
|
|
10550 if (s != NULL)
|
|
|
10551 {
|
|
|
10552 *fnamep = s;
|
|
|
10553 vim_free(*bufp);
|
|
|
10554 *bufp = s;
|
|
|
10555 }
|
|
|
10556 }
|
|
|
10557 }
|
|
|
10558 vim_free(pbuf);
|
|
|
10559 }
|
|
|
10560 }
|
|
|
10561
|
|
|
10562 tail = gettail(*fnamep);
|
|
|
10563 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
10564
|
|
|
10565 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
10566 /* Don't remove the first "/" or "c:\" */
|
|
|
10567 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
10568 {
|
|
|
10569 valid |= VALID_HEAD;
|
|
|
10570 *usedlen += 2;
|
|
|
10571 s = get_past_head(*fnamep);
|
|
|
10572 while (tail > s && vim_ispathsep(tail[-1]))
|
|
|
10573 --tail;
|
|
|
10574 *fnamelen = (int)(tail - *fnamep);
|
|
|
10575 #ifdef VMS
|
|
|
10576 if (*fnamelen > 0)
|
|
|
10577 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
10578 #endif
|
|
|
10579 while (tail > s && !vim_ispathsep(tail[-1]))
|
|
|
10580 --tail;
|
|
|
10581 }
|
|
|
10582
|
|
|
10583 /* ":8" - shortname */
|
|
|
10584 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
10585 {
|
|
|
10586 *usedlen += 2;
|
|
|
10587 #ifdef WIN3264
|
|
|
10588 has_shortname = 1;
|
|
|
10589 #endif
|
|
|
10590 }
|
|
|
10591
|
|
|
10592 #ifdef WIN3264
|
|
|
10593 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
10594 */
|
|
|
10595 if (has_shortname)
|
|
|
10596 {
|
|
|
10597 pbuf = NULL;
|
|
|
10598 /* Copy the string if it is shortened by :h */
|
|
|
10599 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
10600 {
|
|
|
10601 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
10602 if (p == 0)
|
|
|
10603 return -1;
|
|
|
10604 vim_free(*bufp);
|
|
|
10605 *bufp = *fnamep = p;
|
|
|
10606 }
|
|
|
10607
|
|
|
10608 /* Split into two implementations - makes it easier. First is where
|
|
|
10609 * there isn't a full name already, second is where there is.
|
|
|
10610 */
|
|
|
10611 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
10612 {
|
|
|
10613 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
10614 return -1;
|
|
|
10615 }
|
|
|
10616 else
|
|
|
10617 {
|
|
|
10618 int l;
|
|
|
10619
|
|
|
10620 /* Simple case, already have the full-name
|
|
|
10621 * Nearly always shorter, so try first time. */
|
|
|
10622 l = *fnamelen;
|
|
|
10623 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
10624 return -1;
|
|
|
10625
|
|
|
10626 if (l == 0)
|
|
|
10627 {
|
|
|
10628 /* Couldn't find the filename.. search the paths.
|
|
|
10629 */
|
|
|
10630 l = *fnamelen;
|
|
|
10631 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
10632 return -1;
|
|
|
10633 }
|
|
|
10634 *fnamelen = l;
|
|
|
10635 }
|
|
|
10636 }
|
|
|
10637 #endif /* WIN3264 */
|
|
|
10638
|
|
|
10639 /* ":t" - tail, just the basename */
|
|
|
10640 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
10641 {
|
|
|
10642 *usedlen += 2;
|
|
|
10643 *fnamelen -= (int)(tail - *fnamep);
|
|
|
10644 *fnamep = tail;
|
|
|
10645 }
|
|
|
10646
|
|
|
10647 /* ":e" - extension, can be repeated */
|
|
|
10648 /* ":r" - root, without extension, can be repeated */
|
|
|
10649 while (src[*usedlen] == ':'
|
|
|
10650 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
10651 {
|
|
|
10652 /* find a '.' in the tail:
|
|
|
10653 * - for second :e: before the current fname
|
|
|
10654 * - otherwise: The last '.'
|
|
|
10655 */
|
|
|
10656 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
10657 s = *fnamep - 2;
|
|
|
10658 else
|
|
|
10659 s = *fnamep + *fnamelen - 1;
|
|
|
10660 for ( ; s > tail; --s)
|
|
|
10661 if (s[0] == '.')
|
|
|
10662 break;
|
|
|
10663 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
10664 {
|
|
|
10665 if (s > tail)
|
|
|
10666 {
|
|
|
10667 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
10668 *fnamep = s + 1;
|
|
|
10669 #ifdef VMS
|
|
|
10670 /* cut version from the extension */
|
|
|
10671 s = *fnamep + *fnamelen - 1;
|
|
|
10672 for ( ; s > *fnamep; --s)
|
|
|
10673 if (s[0] == ';')
|
|
|
10674 break;
|
|
|
10675 if (s > *fnamep)
|
|
|
10676 *fnamelen = s - *fnamep;
|
|
|
10677 #endif
|
|
|
10678 }
|
|
|
10679 else if (*fnamep <= tail)
|
|
|
10680 *fnamelen = 0;
|
|
|
10681 }
|
|
|
10682 else /* :r */
|
|
|
10683 {
|
|
|
10684 if (s > tail) /* remove one extension */
|
|
|
10685 *fnamelen = (int)(s - *fnamep);
|
|
|
10686 }
|
|
|
10687 *usedlen += 2;
|
|
|
10688 }
|
|
|
10689
|
|
|
10690 /* ":s?pat?foo?" - substitute */
|
|
|
10691 /* ":gs?pat?foo?" - global substitute */
|
|
|
10692 if (src[*usedlen] == ':'
|
|
|
10693 && (src[*usedlen + 1] == 's'
|
|
|
10694 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
10695 {
|
|
|
10696 char_u *str;
|
|
|
10697 char_u *pat;
|
|
|
10698 char_u *sub;
|
|
|
10699 int sep;
|
|
|
10700 char_u *flags;
|
|
|
10701 int didit = FALSE;
|
|
|
10702
|
|
|
10703 flags = (char_u *)"";
|
|
|
10704 s = src + *usedlen + 2;
|
|
|
10705 if (src[*usedlen + 1] == 'g')
|
|
|
10706 {
|
|
|
10707 flags = (char_u *)"g";
|
|
|
10708 ++s;
|
|
|
10709 }
|
|
|
10710
|
|
|
10711 sep = *s++;
|
|
|
10712 if (sep)
|
|
|
10713 {
|
|
|
10714 /* find end of pattern */
|
|
|
10715 p = vim_strchr(s, sep);
|
|
|
10716 if (p != NULL)
|
|
|
10717 {
|
|
|
10718 pat = vim_strnsave(s, (int)(p - s));
|
|
|
10719 if (pat != NULL)
|
|
|
10720 {
|
|
|
10721 s = p + 1;
|
|
|
10722 /* find end of substitution */
|
|
|
10723 p = vim_strchr(s, sep);
|
|
|
10724 if (p != NULL)
|
|
|
10725 {
|
|
|
10726 sub = vim_strnsave(s, (int)(p - s));
|
|
|
10727 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
10728 if (sub != NULL && str != NULL)
|
|
|
10729 {
|
|
|
10730 *usedlen = (int)(p + 1 - src);
|
|
|
10731 s = do_string_sub(str, pat, sub, flags);
|
|
|
10732 if (s != NULL)
|
|
|
10733 {
|
|
|
10734 *fnamep = s;
|
|
|
10735 *fnamelen = (int)STRLEN(s);
|
|
|
10736 vim_free(*bufp);
|
|
|
10737 *bufp = s;
|
|
|
10738 didit = TRUE;
|
|
|
10739 }
|
|
|
10740 }
|
|
|
10741 vim_free(sub);
|
|
|
10742 vim_free(str);
|
|
|
10743 }
|
|
|
10744 vim_free(pat);
|
|
|
10745 }
|
|
|
10746 }
|
|
|
10747 /* after using ":s", repeat all the modifiers */
|
|
|
10748 if (didit)
|
|
|
10749 goto repeat;
|
|
|
10750 }
|
|
|
10751 }
|
|
|
10752
|
|
|
10753 return valid;
|
|
|
10754 }
|
|
|
10755
|
|
|
10756 /*
|
|
|
10757 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
10758 * "flags" can be "g" to do a global substitute.
|
|
|
10759 * Returns an allocated string, NULL for error.
|
|
|
10760 */
|
|
|
10761 char_u *
|
|
|
10762 do_string_sub(str, pat, sub, flags)
|
|
|
10763 char_u *str;
|
|
|
10764 char_u *pat;
|
|
|
10765 char_u *sub;
|
|
|
10766 char_u *flags;
|
|
|
10767 {
|
|
|
10768 int sublen;
|
|
|
10769 regmatch_T regmatch;
|
|
|
10770 int i;
|
|
|
10771 int do_all;
|
|
|
10772 char_u *tail;
|
|
|
10773 garray_T ga;
|
|
|
10774 char_u *ret;
|
|
|
10775 char_u *save_cpo;
|
|
|
10776
|
|
|
10777 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
10778 save_cpo = p_cpo;
|
|
|
10779 p_cpo = (char_u *)"";
|
|
|
10780
|
|
|
10781 ga_init2(&ga, 1, 200);
|
|
|
10782
|
|
|
10783 do_all = (flags[0] == 'g');
|
|
|
10784
|
|
|
10785 regmatch.rm_ic = p_ic;
|
|
|
10786 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
10787 if (regmatch.regprog != NULL)
|
|
|
10788 {
|
|
|
10789 tail = str;
|
|
|
10790 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
10791 {
|
|
|
10792 /*
|
|
|
10793 * Get some space for a temporary buffer to do the substitution
|
|
|
10794 * into. It will contain:
|
|
|
10795 * - The text up to where the match is.
|
|
|
10796 * - The substituted text.
|
|
|
10797 * - The text after the match.
|
|
|
10798 */
|
|
|
10799 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
10800 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
10801 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
10802 {
|
|
|
10803 ga_clear(&ga);
|
|
|
10804 break;
|
|
|
10805 }
|
|
|
10806
|
|
|
10807 /* copy the text up to where the match is */
|
|
|
10808 i = (int)(regmatch.startp[0] - tail);
|
|
|
10809 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
10810 /* add the substituted text */
|
|
|
10811 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
10812 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
10813 ga.ga_len += i + sublen - 1;
|
|
|
10814 ga.ga_room -= i + sublen - 1;
|
|
|
10815 /* avoid getting stuck on a match with an empty string */
|
|
|
10816 if (tail == regmatch.endp[0])
|
|
|
10817 {
|
|
|
10818 if (*tail == NUL)
|
|
|
10819 break;
|
|
|
10820 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
10821 ++ga.ga_len;
|
|
|
10822 --ga.ga_room;
|
|
|
10823 }
|
|
|
10824 else
|
|
|
10825 {
|
|
|
10826 tail = regmatch.endp[0];
|
|
|
10827 if (*tail == NUL)
|
|
|
10828 break;
|
|
|
10829 }
|
|
|
10830 if (!do_all)
|
|
|
10831 break;
|
|
|
10832 }
|
|
|
10833
|
|
|
10834 if (ga.ga_data != NULL)
|
|
|
10835 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
10836
|
|
|
10837 vim_free(regmatch.regprog);
|
|
|
10838 }
|
|
|
10839
|
|
|
10840 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
10841 ga_clear(&ga);
|
|
|
10842 p_cpo = save_cpo;
|
|
|
10843
|
|
|
10844 return ret;
|
|
|
10845 }
|
|
|
10846
|
|
|
10847 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
