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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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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_byteidx __ARGS((VAR argvars, VAR retvar));
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267 static void f_char2nr __ARGS((VAR argvars, VAR retvar));
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268 static void f_cindent __ARGS((VAR argvars, VAR retvar));
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269 static void f_col __ARGS((VAR argvars, VAR retvar));
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270 static void f_confirm __ARGS((VAR argvars, VAR retvar));
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271 static void f_cscope_connection __ARGS((VAR argvars, VAR retvar));
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272 static void f_cursor __ARGS((VAR argsvars, VAR retvar));
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273 static void f_delete __ARGS((VAR argvars, VAR retvar));
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274 static void f_did_filetype __ARGS((VAR argvars, VAR retvar));
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275 static void f_escape __ARGS((VAR argvars, VAR retvar));
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276 static void f_eventhandler __ARGS((VAR argvars, VAR retvar));
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277 static void f_executable __ARGS((VAR argvars, VAR retvar));
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278 static void f_exists __ARGS((VAR argvars, VAR retvar));
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279 static void f_expand __ARGS((VAR argvars, VAR retvar));
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280 static void f_filereadable __ARGS((VAR argvars, VAR retvar));
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281 static void f_filewritable __ARGS((VAR argvars, VAR retvar));
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282 static void f_fnamemodify __ARGS((VAR argvars, VAR retvar));
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283 static void f_foldclosed __ARGS((VAR argvars, VAR retvar));
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284 static void f_foldclosedend __ARGS((VAR argvars, VAR retvar));
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285 static void foldclosed_both __ARGS((VAR argvars, VAR retvar, int end));
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286 static void f_foldlevel __ARGS((VAR argvars, VAR retvar));
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287 static void f_foldtext __ARGS((VAR argvars, VAR retvar));
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288 static void f_foreground __ARGS((VAR argvars, VAR retvar));
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289 static void f_getbufvar __ARGS((VAR argvars, VAR retvar));
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290 static void f_getchar __ARGS((VAR argvars, VAR retvar));
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291 static void f_getcharmod __ARGS((VAR argvars, VAR retvar));
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292 static void f_getcmdline __ARGS((VAR argvars, VAR retvar));
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293 static void f_getcmdpos __ARGS((VAR argvars, VAR retvar));
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294 static void f_getcwd __ARGS((VAR argvars, VAR retvar));
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295 static void f_getfsize __ARGS((VAR argvars, VAR retvar));
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296 static void f_getftime __ARGS((VAR argvars, VAR retvar));
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297 static void f_getline __ARGS((VAR argvars, VAR retvar));
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298 static void f_getreg __ARGS((VAR argvars, VAR retvar));
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299 static void f_getregtype __ARGS((VAR argvars, VAR retvar));
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300 static void f_getwinposx __ARGS((VAR argvars, VAR retvar));
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301 static void f_getwinposy __ARGS((VAR argvars, VAR retvar));
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302 static void f_getwinvar __ARGS((VAR argvars, VAR retvar));
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303 static void f_glob __ARGS((VAR argvars, VAR retvar));
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304 static void f_globpath __ARGS((VAR argvars, VAR retvar));
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305 static void f_has __ARGS((VAR argvars, VAR retvar));
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306 static void f_hasmapto __ARGS((VAR argvars, VAR retvar));
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307 static void f_histadd __ARGS((VAR argvars, VAR retvar));
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308 static void f_histdel __ARGS((VAR argvars, VAR retvar));
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309 static void f_histget __ARGS((VAR argvars, VAR retvar));
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310 static void f_histnr __ARGS((VAR argvars, VAR retvar));
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311 static void f_hlexists __ARGS((VAR argvars, VAR retvar));
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312 static void f_hlID __ARGS((VAR argvars, VAR retvar));
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313 static void f_hostname __ARGS((VAR argvars, VAR retvar));
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314 static void f_iconv __ARGS((VAR argvars, VAR retvar));
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315 static void f_indent __ARGS((VAR argvars, VAR retvar));
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316 static void f_isdirectory __ARGS((VAR argvars, VAR retvar));
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317 static void f_input __ARGS((VAR argvars, VAR retvar));
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318 static void f_inputdialog __ARGS((VAR argvars, VAR retvar));
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319 static void f_inputrestore __ARGS((VAR argvars, VAR retvar));
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320 static void f_inputsave __ARGS((VAR argvars, VAR retvar));
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321 static void f_inputsecret __ARGS((VAR argvars, VAR retvar));
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322 static void f_last_buffer_nr __ARGS((VAR argvars, VAR retvar));
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323 static void f_libcall __ARGS((VAR argvars, VAR retvar));
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324 static void f_libcallnr __ARGS((VAR argvars, VAR retvar));
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325 static void libcall_common __ARGS((VAR argvars, VAR retvar, int type));
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326 static void f_line __ARGS((VAR argvars, VAR retvar));
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327 static void f_line2byte __ARGS((VAR argvars, VAR retvar));
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328 static void f_lispindent __ARGS((VAR argvars, VAR retvar));
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329 static void f_localtime __ARGS((VAR argvars, VAR retvar));
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330 static void f_maparg __ARGS((VAR argvars, VAR retvar));
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331 static void f_mapcheck __ARGS((VAR argvars, VAR retvar));
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332 static void get_maparg __ARGS((VAR argvars, VAR retvar, int exact));
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333 static void f_match __ARGS((VAR argvars, VAR retvar));
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334 static void f_matchend __ARGS((VAR argvars, VAR retvar));
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335 static void f_matchstr __ARGS((VAR argvars, VAR retvar));
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336 static void f_mode __ARGS((VAR argvars, VAR retvar));
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337 static void f_nextnonblank __ARGS((VAR argvars, VAR retvar));
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338 static void f_nr2char __ARGS((VAR argvars, VAR retvar));
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|
|
339 static void f_prevnonblank __ARGS((VAR argvars, VAR retvar));
|
|
|
340 static void f_setbufvar __ARGS((VAR argvars, VAR retvar));
|
|
|
341 static void f_setcmdpos __ARGS((VAR argvars, VAR retvar));
|
|
|
342 static void f_setwinvar __ARGS((VAR argvars, VAR retvar));
|
|
|
343 static void f_rename __ARGS((VAR argvars, VAR retvar));
|
|
|
344 static void f_resolve __ARGS((VAR argvars, VAR retvar));
|
|
|
345 static void f_search __ARGS((VAR argvars, VAR retvar));
|
|
|
346 static void f_searchpair __ARGS((VAR argvars, VAR retvar));
|
|
|
347 static int get_search_arg __ARGS((VAR varp, int *flagsp));
|
|
|
348 static void f_remote_expr __ARGS((VAR argvars, VAR retvar));
|
|
|
349 static void f_remote_foreground __ARGS((VAR argvars, VAR retvar));
|
|
|
350 static void f_remote_peek __ARGS((VAR argvars, VAR retvar));
|
|
|
351 static void f_remote_read __ARGS((VAR argvars, VAR retvar));
|
|
|
352 static void f_remote_send __ARGS((VAR argvars, VAR retvar));
|
|
18
|
353 static void f_repeat __ARGS((VAR argvars, VAR retvar));
|
|
7
|
354 static void f_server2client __ARGS((VAR argvars, VAR retvar));
|
|
|
355 static void f_serverlist __ARGS((VAR argvars, VAR retvar));
|
|
|
356 static void f_setline __ARGS((VAR argvars, VAR retvar));
|
|
|
357 static void f_setreg __ARGS((VAR argvars, VAR retvar));
|
|
|
358 static void f_simplify __ARGS((VAR argvars, VAR retvar));
|
|
|
359 static void find_some_match __ARGS((VAR argvars, VAR retvar, int start));
|
|
|
360 static void f_strftime __ARGS((VAR argvars, VAR retvar));
|
|
|
361 static void f_stridx __ARGS((VAR argvars, VAR retvar));
|
|
|
362 static void f_strlen __ARGS((VAR argvars, VAR retvar));
|
|
|
363 static void f_strpart __ARGS((VAR argvars, VAR retvar));
|
|
|
364 static void f_strridx __ARGS((VAR argvars, VAR retvar));
|
|
|
365 static void f_strtrans __ARGS((VAR argvars, VAR retvar));
|
|
|
366 static void f_synID __ARGS((VAR argvars, VAR retvar));
|
|
|
367 static void f_synIDattr __ARGS((VAR argvars, VAR retvar));
|
|
|
368 static void f_synIDtrans __ARGS((VAR argvars, VAR retvar));
|
|
|
369 static void f_system __ARGS((VAR argvars, VAR retvar));
|
|
|
370 static void f_submatch __ARGS((VAR argvars, VAR retvar));
|
|
|
371 static void f_substitute __ARGS((VAR argvars, VAR retvar));
|
|
|
372 static void f_tempname __ARGS((VAR argvars, VAR retvar));
|
|
|
373 static void f_tolower __ARGS((VAR argvars, VAR retvar));
|
|
|
374 static void f_toupper __ARGS((VAR argvars, VAR retvar));
|
|
15
|
375 static void f_tr __ARGS((VAR argvars, VAR retvar));
|
|
7
|
376 static void f_type __ARGS((VAR argvars, VAR retvar));
|
|
|
377 static void f_virtcol __ARGS((VAR argvars, VAR retvar));
|
|
|
378 static void f_visualmode __ARGS((VAR argvars, VAR retvar));
|
|
|
379 static void f_winbufnr __ARGS((VAR argvars, VAR retvar));
|
|
|
380 static void f_wincol __ARGS((VAR argvars, VAR retvar));
|
|
|
381 static void f_winheight __ARGS((VAR argvars, VAR retvar));
|
|
|
382 static void f_winline __ARGS((VAR argvars, VAR retvar));
|
|
|
383 static void f_winnr __ARGS((VAR argvars, VAR retvar));
|
|
|
384 static void f_winrestcmd __ARGS((VAR argvars, VAR retvar));
|
|
|
385 static void f_winwidth __ARGS((VAR argvars, VAR retvar));
|
|
|
386 static win_T *find_win_by_nr __ARGS((VAR vp));
|
|
|
387 static pos_T *var2fpos __ARGS((VAR varp, int lnum));
|
|
|
388 static int get_env_len __ARGS((char_u **arg));
|
|
|
389 static int get_id_len __ARGS((char_u **arg));
|
|
|
390 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
|
391 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end));
|
|
|
392 static int eval_isnamec __ARGS((int c));
|
|
|
393 static int find_vim_var __ARGS((char_u *name, int len));
|
|
|
394 static int get_var_var __ARGS((char_u *name, int len, VAR retvar));
|
|
|
395 static VAR alloc_var __ARGS((void));
|
|
|
396 static VAR alloc_string_var __ARGS((char_u *string));
|
|
|
397 static void free_var __ARGS((VAR varp));
|
|
|
398 static void clear_var __ARGS((VAR varp));
|
|
|
399 static long get_var_number __ARGS((VAR varp));
|
|
|
400 static linenr_T get_var_lnum __ARGS((VAR argvars));
|
|
|
401 static char_u *get_var_string __ARGS((VAR varp));
|
|
|
402 static char_u *get_var_string_buf __ARGS((VAR varp, char_u *buf));
|
|
|
403 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
404 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
405 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
|
406 static void var_free_one __ARGS((VAR v));
|
|
|
407 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
408 static void list_vim_var __ARGS((int i));
|
|
|
409 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
|
410 static void set_var __ARGS((char_u *name, VAR varp));
|
|
|
411 static void copy_var __ARGS((VAR from, VAR to));
|
|
|
412 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
413 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
414 static int eval_fname_script __ARGS((char_u *p));
|
|
|
415 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
416 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
417 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
418 static ufunc_T *find_func __ARGS((char_u *name));
|
|
|
419 static void call_user_func __ARGS((ufunc_T *fp, int argcount, VAR argvars, VAR retvar, linenr_T firstline, linenr_T lastline));
|
|
|
420
|
|
|
421 /* Magic braces are always enabled, otherwise Vim scripts would not be
|
|
|
422 * portable. */
|
|
|
423 #define FEAT_MAGIC_BRACES
|
|
|
424
|
|
|
425 #ifdef FEAT_MAGIC_BRACES
|
|
|
426 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
|
427 #endif
|
|
|
428
|
|
|
429 /*
|
|
|
430 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
431 * not already exist.
|
|
|
432 */
|
|
|
433 void
|
|
|
434 set_internal_string_var(name, value)
|
|
|
435 char_u *name;
|
|
|
436 char_u *value;
|
|
|
437 {
|
|
|
438 char_u *val;
|
|
|
439 VAR varp;
|
|
|
440
|
|
|
441 val = vim_strsave(value);
|
|
|
442 if (val != NULL)
|
|
|
443 {
|
|
|
444 varp = alloc_string_var(val);
|
|
|
445 if (varp != NULL)
|
|
|
446 {
|
|
|
447 set_var(name, varp);
|
|
|
448 free_var(varp);
|
|
|
449 }
|
|
|
450 }
|
|
|
451 }
|
|
|
452
|
|
|
453 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
454 int
|
|
|
455 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
456 char_u *enc_from;
|
|
|
457 char_u *enc_to;
|
|
|
458 char_u *fname_from;
|
|
|
459 char_u *fname_to;
|
|
|
460 {
|
|
|
461 int err = FALSE;
|
|
|
462
|
|
|
463 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
464 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
465 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
466 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
467 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
468 err = TRUE;
|
|
|
469 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
470 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
471 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
472 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
473
|
|
|
474 if (err)
|
|
|
475 return FAIL;
|
|
|
476 return OK;
|
|
|
477 }
|
|
|
478 # endif
|
|
|
479
|
|
|
480 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
481 int
|
|
|
482 eval_printexpr(fname, args)
|
|
|
483 char_u *fname;
|
|
|
484 char_u *args;
|
|
|
485 {
|
|
|
486 int err = FALSE;
|
|
|
487
|
|
|
488 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
489 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
490 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
491 err = TRUE;
|
|
|
492 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
493 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
494
|
|
|
495 if (err)
|
|
|
496 {
|
|
|
497 mch_remove(fname);
|
|
|
498 return FAIL;
|
|
|
499 }
|
|
|
500 return OK;
|
|
|
501 }
|
|
|
502 # endif
|
|
|
503
|
|
|
504 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
505 void
|
|
|
506 eval_diff(origfile, newfile, outfile)
|
|
|
507 char_u *origfile;
|
|
|
508 char_u *newfile;
|
|
|
509 char_u *outfile;
|
|
|
510 {
|
|
|
511 int err = FALSE;
|
|
|
512
|
|
|
513 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
514 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
515 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
516 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
517 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
518 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
519 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
520 }
|
|
|
521
|
|
|
522 void
|
|
|
523 eval_patch(origfile, difffile, outfile)
|
|
|
524 char_u *origfile;
|
|
|
525 char_u *difffile;
|
|
|
526 char_u *outfile;
|
|
|
527 {
|
|
|
528 int err;
|
|
|
529
|
|
|
530 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
531 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
532 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
533 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
534 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
535 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
536 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
537 }
|
|
|
538 # endif
|
|
|
539
|
|
|
540 /*
|
|
|
541 * Top level evaluation function, returning a boolean.
|
|
|
542 * Sets "error" to TRUE if there was an error.
|
|
|
543 * Return TRUE or FALSE.
|
|
|
544 */
|
|
|
545 int
|
|
|
546 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
547 char_u *arg;
|
|
|
548 int *error;
|
|
|
549 char_u **nextcmd;
|
|
|
550 int skip; /* only parse, don't execute */
|
|
|
551 {
|
|
|
552 var retvar;
|
|
|
553 int retval = FALSE;
|
|
|
554
|
|
|
555 if (skip)
|
|
|
556 ++emsg_skip;
|
|
|
557 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL)
|
|
|
558 {
|
|
|
559 *error = TRUE;
|
|
|
560 }
|
|
|
561 else
|
|
|
562 {
|
|
|
563 *error = FALSE;
|
|
|
564 if (!skip)
|
|
|
565 {
|
|
|
566 retval = (get_var_number(&retvar) != 0);
|
|
|
567 clear_var(&retvar);
|
|
|
568 }
|
|
|
569 }
|
|
|
570 if (skip)
|
|
|
571 --emsg_skip;
|
|
|
572
|
|
|
573 return retval;
|
|
|
574 }
|
|
|
575
|
|
|
576 /*
|
|
|
577 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
578 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
579 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
580 */
|
|
|
581 char_u *
|
|
|
582 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
583 char_u *arg;
|
|
|
584 char_u **nextcmd;
|
|
|
585 int skip; /* only parse, don't execute */
|
|
|
586 {
|
|
|
587 var retvar;
|
|
|
588 char_u *retval;
|
|
|
589
|
|
|
590 if (skip)
|
|
|
591 ++emsg_skip;
|
|
|
592 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL || skip)
|
|
|
593 retval = NULL;
|
|
|
594 else
|
|
|
595 {
|
|
|
596 retval = vim_strsave(get_var_string(&retvar));
|
|
|
597 clear_var(&retvar);
|
|
|
598 }
|
|
|
599 if (skip)
|
|
|
600 --emsg_skip;
|
|
|
601
|
|
|
602 return retval;
|
|
|
603 }
|
|
|
604
|
|
|
605 /*
|
|
9
|
606 * Skip over an expression at "*pp".
|
|
|
607 * Return FAIL for an error, OK otherwise.
|
|
|
608 */
|
|
|
609 int
|
|
|
610 skip_expr(pp)
|
|
|
611 char_u **pp;
|
|
|
612 {
|
|
|
613 var retvar;
|
|
|
614
|
|
|
615 *pp = skipwhite(*pp);
|
|
|
616 return eval1(pp, &retvar, FALSE);
|
|
|
617 }
|
|
|
618
|
|
|
619 /*
|
|
7
|
620 * Top level evaluation function, returning a string.
|
|
|
621 * Return pointer to allocated memory, or NULL for failure.
|
|
|
622 */
|
|
|
623 char_u *
|
|
|
624 eval_to_string(arg, nextcmd)
|
|
|
625 char_u *arg;
|
|
|
626 char_u **nextcmd;
|
|
|
627 {
|
|
|
628 var retvar;
|
|
|
629 char_u *retval;
|
|
|
630
|
|
|
631 if (eval0(arg, &retvar, nextcmd, TRUE) == FAIL)
|
|
|
632 retval = NULL;
|
|
|
633 else
|
|
|
634 {
|
|
|
635 retval = vim_strsave(get_var_string(&retvar));
|
|
|
636 clear_var(&retvar);
|
|
|
637 }
|
|
|
638
|
|
|
639 return retval;
|
|
|
640 }
|
|
|
641
|
|
|
642 /*
|
|
|
643 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
644 */
|
|
|
645 char_u *
|
|
|
646 eval_to_string_safe(arg, nextcmd)
|
|
|
647 char_u *arg;
|
|
|
648 char_u **nextcmd;
|
|
|
649 {
|
|
|
650 char_u *retval;
|
|
|
651 void *save_funccalp;
|
|
|
652
|
|
|
653 save_funccalp = save_funccal();
|
|
|
654 ++sandbox;
|
|
|
655 retval = eval_to_string(arg, nextcmd);
|
|
|
656 --sandbox;
|
|
|
657 restore_funccal(save_funccalp);
|
|
|
658 return retval;
|
|
|
659 }
|
|
|
660
|
|
|
661 #if 0 /* not used */
|
|
|
662 /*
|
|
|
663 * Top level evaluation function, returning a string.
|
|
|
664 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
665 * Return pointer to allocated memory, or NULL for failure.
|
|
|
666 * Doesn't give error messages.
|
|
|
667 */
|
|
|
668 char_u *
|
|
|
669 eval_arg_to_string(arg)
|
|
|
670 char_u **arg;
|
|
|
671 {
|
|
|
672 var retvar;
|
|
|
673 char_u *retval;
|
|
|
674 int ret;
|
|
|
675
|
|
|
676 ++emsg_off;
|
|
|
677
|
|
|
678 ret = eval1(arg, &retvar, TRUE);
|
|
|
679 if (ret == FAIL)
|
|
|
680 retval = NULL;
|
|
|
681 else
|
|
|
682 {
|
|
|
683 retval = vim_strsave(get_var_string(&retvar));
|
|
|
684 clear_var(&retvar);
|
|
|
685 }
|
|
|
686
|
|
|
687 --emsg_off;
|
|
|
688
|
|
|
689 return retval;
|
|
|
690 }
|
|
|
691 #endif
|
|
|
692
|
|
|
693 /*
|
|
|
694 * Top level evaluation function, returning a number.
|
|
|
695 * Evaluates "expr" silently.
|
|
|
696 * Returns -1 for an error.
|
|
|
697 */
|
|
|
698 int
|
|
|
699 eval_to_number(expr)
|
|
|
700 char_u *expr;
|
|
|
701 {
|
|
|
702 var retvar;
|
|
|
703 int retval;
|
|
|
704 char_u *p = expr;
|
|
|
705
|
|
|
706 ++emsg_off;
|
|
|
707
|
|
|
708 if (eval1(&p, &retvar, TRUE) == FAIL)
|
|
|
709 retval = -1;
|
|
|
710 else
|
|
|
711 {
|
|
|
712 retval = get_var_number(&retvar);
|
|
|
713 clear_var(&retvar);
|
|
|
714 }
|
|
|
715 --emsg_off;
|
|
|
716
|
|
|
717 return retval;
|
|
|
718 }
|
|
|
719
|
|
|
720 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
721 /*
|
|
|
722 * Call some vimL function and return the result as a string
|
|
|
723 * Uses argv[argc] for the function arguments.
|
|
|
724 */
|
|
|
725 char_u *
|
|
|
726 call_vim_function(func, argc, argv, safe)
|
|
|
727 char_u *func;
|
|
|
728 int argc;
|
|
|
729 char_u **argv;
|
|
|
730 int safe; /* use the sandbox */
|
|
|
731 {
|
|
|
732 char_u *retval = NULL;
|
|
|
733 var retvar;
|
|
|
734 VAR argvars;
|
|
|
735 long n;
|
|
|
736 int len;
|
|
|
737 int i;
|
|
|
738 int doesrange;
|
|
|
739 void *save_funccalp = NULL;
|
|
|
740
|
|
|
741 argvars = (VAR)alloc((unsigned)(argc * sizeof(var)));
|
|
|
742 if (argvars == NULL)
|
|
|
743 return NULL;
|
|
|
744
|
|
|
745 for (i = 0; i < argc; i++)
|
|
|
746 {
|
|
12
|
747 /* Pass a NULL or empty argument as an empty string */
|
|
|
748 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
749 {
|
|
|
750 argvars[i].var_type = VAR_STRING;
|
|
|
751 argvars[i].var_val.var_string = "";
|
|
|
752 continue;
|
|
|
753 }
|
|
|
754
|
|
7
|
755 /* Recognize a number argument, the others must be strings. */
|
|
|
756 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
757 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
758 {
|
|
|
759 argvars[i].var_type = VAR_NUMBER;
|
|
|
760 argvars[i].var_val.var_number = n;
|
|
|
761 }
|
|
|
762 else
|
|
|
763 {
|
|
|
764 argvars[i].var_type = VAR_STRING;
|
|
|
765 argvars[i].var_val.var_string = argv[i];
|
|
|
766 }
|
|
|
767 }
|
|
|
768
|
|
|
769 if (safe)
|
|
|
770 {
|
|
|
771 save_funccalp = save_funccal();
|
|
|
772 ++sandbox;
|
|
|
773 }
|
|
|
774
|
|
|
775 retvar.var_type = VAR_UNKNOWN; /* clear_var() uses this */
|
|
|
776 if (call_func(func, (int)STRLEN(func), &retvar, argc, argvars,
|
|
|
777 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
778 &doesrange, TRUE) == OK)
|
|
|
779 retval = vim_strsave(get_var_string(&retvar));
|
|
|
780
|
|
|
781 clear_var(&retvar);
|
|
|
782 vim_free(argvars);
|
|
|
783
|
|
|
784 if (safe)
|
|
|
785 {
|
|
|
786 --sandbox;
|
|
|
787 restore_funccal(save_funccalp);
|
|
|
788 }
|
|
|
789 return retval;
|
|
|
790 }
|
|
|
791 #endif
|
|
|
792
|
|
|
793 /*
|
|
|
794 * Save the current function call pointer, and set it to NULL.
|
|
|
795 * Used when executing autocommands and for ":source".
|
|
|
796 */
|
|
|
797 void *
|
|
|
798 save_funccal()
|
|
|
799 {
|
|
|
800 struct funccall *fc;
|
|
|
801
|
|
|
802 fc = current_funccal;
|
|
|
803 current_funccal = NULL;
|
|
|
804 return (void *)fc;
|
|
|
805 }
|
|
|
806
|
|
|
807 void
|
|
|
808 restore_funccal(fc)
|
|
|
809 void *fc;
|
|
|
810 {
|
|
|
811 current_funccal = (struct funccall *)fc;
|
|
|
812 }
|
|
|
813
|
|
|
814 #ifdef FEAT_FOLDING
|
|
|
815 /*
|
|
|
816 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
817 * it in "*cp". Doesn't give error messages.
|
|
|
818 */
|
|
|
819 int
|
|
|
820 eval_foldexpr(arg, cp)
|
|
|
821 char_u *arg;
|
|
|
822 int *cp;
|
|
|
823 {
|
|
|
824 var retvar;
|
|
|
825 int retval;
|
|
|
826 char_u *s;
|
|
|
827
|
|
|
828 ++emsg_off;
|
|
|
829 ++sandbox;
|
|
|
830 *cp = NUL;
|
|
|
831 if (eval0(arg, &retvar, NULL, TRUE) == FAIL)
|
|
|
832 retval = 0;
|
|
|
833 else
|
|
|
834 {
|
|
|
835 /* If the result is a number, just return the number. */
|
|
|
836 if (retvar.var_type == VAR_NUMBER)
|
|
|
837 retval = retvar.var_val.var_number;
|
|
|
838 else if (retvar.var_type == VAR_UNKNOWN
|
|
|
839 || retvar.var_val.var_string == NULL)
|
|
|
840 retval = 0;
|
|
|
841 else
|
|
|
842 {
|
|
|
843 /* If the result is a string, check if there is a non-digit before
|
|
|
844 * the number. */
|
|
|
845 s = retvar.var_val.var_string;
|
|
|
846 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
847 *cp = *s++;
|
|
|
848 retval = atol((char *)s);
|
|
|
849 }
|
|
|
850 clear_var(&retvar);
|
|
|
851 }
|
|
|
852 --emsg_off;
|
|
|
853 --sandbox;
|
|
|
854
|
|
|
855 return retval;
|
|
|
856 }
|
|
|
857 #endif
|
|
|
858
|
|
|
859 #ifdef FEAT_MAGIC_BRACES
|
|
|
860 /*
|
|
|
861 * Expands out the 'magic' {}'s in a variable/function name.
|
|
|
862 * Note that this can call itself recursively, to deal with
|
|
|
863 * constructs like foo{bar}{baz}{bam}
|
|
|
864 * The four pointer arguments point to "foo{expre}ss{ion}bar"
|
|
|
865 * "in_start" ^
|
|
|
866 * "expr_start" ^
|
|
|
867 * "expr_end" ^
|
|
|
868 * "in_end" ^
|
|
|
869 *
|
|
|
870 * Returns a new allocated string, which the caller must free.
|
|
|
871 * Returns NULL for failure.
|
|
|
872 */
|
|
|
873 static char_u *
|
|
|
874 make_expanded_name(in_start, expr_start, expr_end, in_end)
|
|
|
875 char_u *in_start;
|
|
|
876 char_u *expr_start;
|
|
|
877 char_u *expr_end;
|
|
|
878 char_u *in_end;
|
|
|
879 {
|
|
|
880 char_u c1;
|
|
|
881 char_u *retval = NULL;
|
|
|
882 char_u *temp_result;
|
|
|
883 char_u *nextcmd = NULL;
|
|
|
884
|
|
|
885 if (expr_end == NULL || in_end == NULL)
|
|
|
886 return NULL;
|
|
|
887 *expr_start = NUL;
|
|
|
888 *expr_end = NUL;
|
|
|
889 c1 = *in_end;
|
|
|
890 *in_end = NUL;
|
|
|
891
|
|
|
892 temp_result = eval_to_string(expr_start + 1, &nextcmd);
|
|
|
893 if (temp_result != NULL && nextcmd == NULL)
|
|
|
894 {
|
|
|
895 retval = alloc((unsigned)(STRLEN(temp_result) + (expr_start - in_start)
|
|
|
896 + (in_end - expr_end) + 1));
|
|
|
897
|
|
|
898 if (retval != NULL)
|
|
|
899 {
|
|
|
900 STRCPY(retval, in_start);
|
|
|
901 STRCAT(retval, temp_result);
|
|
|
902 STRCAT(retval, expr_end + 1);
|
|
|
903 }
|
|
|
904 }
|
|
|
905 vim_free(temp_result);
|
|
|
906
|
|
|
907 *in_end = c1; /* put char back for error messages */
|
|
|
908 *expr_start = '{';
|
|
|
909 *expr_end = '}';
|
|
|
910
|
|
|
911 if (retval != NULL)
|
|
|
912 {
|
|
|
913 temp_result = find_name_end(retval, &expr_start, &expr_end);
|
|
|
914 if (expr_start != NULL)
|
|
|
915 {
|
|
|
916 /* Further expansion! */
|
|
|
917 temp_result = make_expanded_name(retval, expr_start,
|
|
|
918 expr_end, temp_result);
|
|
|
919 vim_free(retval);
|
|
|
920 retval = temp_result;
|
|
|
921 }
|
|
|
922 }
|
|
|
923
|
|
|
924 return retval;
|
|
|
925
|
|
|
926 }
|
|
|
927 #endif /* FEAT_MAGIC_BRACES */
|
|
|
928
|
|
|
929 /*
|
|
|
930 * ":let var = expr" assignment command.
|
|
|
931 * ":let var" list one variable value
|
|
|
932 * ":let" list all variable values
|
|
|
933 */
|
|
|
934 void
|
|
|
935 ex_let(eap)
|
|
|
936 exarg_T *eap;
|
|
|
937 {
|
|
|
938 char_u *arg = eap->arg;
|
|
|
939 char_u *expr;
|
|
|
940 char_u *name;
|
|
|
941 VAR varp;
|
|
|
942 var retvar;
|
|
|
943 char_u *p;
|
|
|
944 int c1 = 0, c2;
|
|
|
945 int i;
|
|
|
946 char_u *expr_start;
|
|
|
947 char_u *expr_end;
|
|
|
948 char_u *name_end;
|
|
|
949
|
|
|
950 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
951 expr = vim_strchr(name_end, '=');
|
|
|
952 if (expr == NULL)
|
|
|
953 {
|
|
|
954 if (ends_excmd(*arg))
|
|
|
955 {
|
|
|
956 if (!eap->skip)
|
|
|
957 {
|
|
|
958 /*
|
|
|
959 * List all variables.
|
|
|
960 */
|
|
|
961 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
|
962 if (VAR_ENTRY(i).var_name != NULL)
|
|
|
963 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
964 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
|
965 if (BVAR_ENTRY(i).var_name != NULL)
|
|
|
966 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
967 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
|
968 if (WVAR_ENTRY(i).var_name != NULL)
|
|
|
969 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
970 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
971 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
972 list_vim_var(i);
|
|
|
973 }
|
|
|
974 }
|
|
|
975 else
|
|
|
976 {
|
|
|
977 int error = FALSE;
|
|
|
978
|
|
|
979 /*
|
|
|
980 * List variables.
|
|
|
981 */
|
|
|
982 while (!ends_excmd(*arg) && !got_int)
|
|
|
983 {
|
|
|
984 char_u *temp_string = NULL;
|
|
|
985 int arg_len;
|
|
|
986
|
|
|
987 /* Find the end of the name. */
|
|
|
988 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
989
|
|
|
990 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
991 {
|
|
|
992 emsg_severe = TRUE;
|
|
|
993 EMSG(_(e_trailing));
|
|
|
994 break;
|
|
|
995 }
|
|
|
996 if (!error && !eap->skip)
|
|
|
997 {
|
|
|
998 #ifdef FEAT_MAGIC_BRACES
|
|
|
999 if (expr_start != NULL)
|
|
|
1000 {
|
|
|
1001 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1002 expr_end, name_end);
|
|
|
1003 if (temp_string == NULL)
|
|
|
1004 {
|
|
|
1005 /*
|
|
|
1006 * Report an invalid expression in braces, unless
|
|
|
1007 * the expression evaluation has been cancelled due
|
|
|
1008 * to an aborting error, an interrupt, or an
|
|
|
1009 * exception.
|
|
|
1010 */
|
|
|
1011 if (!aborting())
|
|
|
1012 {
|
|
|
1013 emsg_severe = TRUE;
|
|
|
1014 EMSG2(_(e_invarg2), arg);
|
|
|
1015 break;
|
|
|
1016 }
|
|
|
1017 error = TRUE;
|
|
|
1018 arg = skipwhite(name_end);
|
|
|
1019 continue;
|
|
|
1020 }
|
|
|
1021 arg = temp_string;
|
|
|
1022 arg_len = STRLEN(temp_string);
|
|
|
1023 }
|
|
|
1024 else
|
|
|
1025 #endif
|
|
|
1026 {
|
|
|
1027 c1 = *name_end;
|
|
|
1028 *name_end = NUL;
|
|
|
1029 arg_len = (int)(name_end - arg);
|
|
|
1030 }
|
|
|
1031 i = find_vim_var(arg, arg_len);
|
|
|
1032 if (i >= 0)
|
|
|
1033 list_vim_var(i);
|
|
|
1034 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1035 {
|
|
|
1036 char_u numbuf[NUMBUFLEN];
|
|
|
1037
|
|
|
1038 sprintf((char *)numbuf, "%ld",
|
|
|
1039 (long)curbuf->b_changedtick);
|
|
|
1040 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1041 VAR_NUMBER, numbuf);
|
|
|
1042 }
|
|
|
1043 else
|
|
|
1044 {
|
|
|
1045 varp = find_var(arg, FALSE);
|
|
|
1046 if (varp == NULL)
|
|
|
1047 {
|
|
|
1048 /* Skip further arguments but do continue to
|
|
|
1049 * search for a trailing command. */
|
|
|
1050 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1051 error = TRUE;
|
|
|
1052 }
|
|
|
1053 else
|
|
|
1054 {
|
|
|
1055 name = vim_strchr(arg, ':');
|
|
|
1056 if (name != NULL)
|
|
|
1057 {
|
|
|
1058 /* "a:" vars have no name stored, use whole
|
|
|
1059 * arg */
|
|
|
1060 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1061 c2 = NUL;
|
|
|
1062 else
|
|
|
1063 {
|
|
|
1064 c2 = *++name;
|
|
|
1065 *name = NUL;
|
|
|
1066 }
|
|
|
1067 list_one_var(varp, arg);
|
|
|
1068 if (c2 != NUL)
|
|
|
1069 *name = c2;
|
|
|
1070 }
|
|
|
1071 else
|
|
|
1072 list_one_var(varp, (char_u *)"");
|
|
|
1073 }
|
|
|
1074 }
|
|
|
1075 #ifdef FEAT_MAGIC_BRACES
|
|
|
1076 if (expr_start != NULL)
|
|
|
1077 vim_free(temp_string);
|
|
|
1078 else
|
|
|
1079 #endif
|
|
|
1080 *name_end = c1;
|
|
|
1081 }
|
|
|
1082 arg = skipwhite(name_end);
|
|
|
1083 }
|
|
|
1084 }
|
|
|
1085 eap->nextcmd = check_nextcmd(arg);
|
|
|
1086 }
|
|
|
1087 else
|
|
|
1088 {
|
|
|
1089 if (eap->skip)
|
|
|
1090 ++emsg_skip;
|
|
|
1091 i = eval0(expr + 1, &retvar, &eap->nextcmd, !eap->skip);
|
|
|
1092 if (eap->skip)
|
|
|
1093 {
|
|
|
1094 if (i != FAIL)
|
|
|
1095 clear_var(&retvar);
|
|
|
1096 --emsg_skip;
|
|
|
1097 }
|
|
|
1098 else if (i != FAIL)
|
|
|
1099 {
|
|
|
1100 /*
|
|
|
1101 * ":let $VAR = expr": Set environment variable.
|
|
|
1102 */
|
|
|
1103 if (*arg == '$')
|
|
|
1104 {
|
|
|
1105 int len;
|
|
|
1106 int cc;
|
|
|
1107
|
|
|
1108 /* Find the end of the name. */
|
|
|
1109 ++arg;
|
|
|
1110 name = arg;
|
|
|
1111 len = get_env_len(&arg);
|
|
|
1112 if (len == 0)
|
|
|
1113 EMSG2(_(e_invarg2), name - 1);
|
|
|
1114 else
|
|
|
1115 {
|
|
|
1116 if (*skipwhite(arg) != '=')
|
|
|
1117 EMSG(_(e_letunexp));
|
|
|
1118 else
|
|
|
1119 {
|
|
|
1120 cc = name[len];
|
|
|
1121 name[len] = NUL;
|
|
|
1122 p = get_var_string(&retvar);
|
|
|
1123 vim_setenv(name, p);
|
|
|
1124 if (STRICMP(name, "HOME") == 0)
|
|
|
1125 init_homedir();
|
|
|
1126 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1127 didset_vim = FALSE;
|
|
|
1128 else if (didset_vimruntime
|
|
|
1129 && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1130 didset_vimruntime = FALSE;
|
|
|
1131 name[len] = cc;
|
|
|
1132 }
|
|
|
1133 }
|
|
|
1134 }
|
|
|
1135
|
|
|
1136 /*
|
|
|
1137 * ":let &option = expr": Set option value.
|
|
|
1138 * ":let &l:option = expr": Set local option value.
|
|
|
1139 * ":let &g:option = expr": Set global option value.
|
|
|
1140 */
|
|
|
1141 else if (*arg == '&')
|
|
|
1142 {
|
|
|
1143 int opt_flags;
|
|
|
1144
|
|
|
1145 /*
|
|
|
1146 * Find the end of the name;
|
|
|
1147 */
|
|
|
1148 p = find_option_end(&arg, &opt_flags);
|
|
|
1149 if (p == NULL || *skipwhite(p) != '=')
|
|
|
1150 EMSG(_(e_letunexp));
|
|
|
1151 else
|
|
|
1152 {
|
|
|
1153 c1 = *p;
|
|
|
1154 *p = NUL;
|
|
|
1155 set_option_value(arg, get_var_number(&retvar),
|
|
|
1156 get_var_string(&retvar), opt_flags);
|
|
|
1157 *p = c1; /* put back for error messages */
|
|
|
1158 }
|
|
|
1159 }
|
|
|
1160
|
|
|
1161 /*
|
|
|
1162 * ":let @r = expr": Set register contents.
|
|
|
1163 */
|
|
|
1164 else if (*arg == '@')
|
|
|
1165 {
|
|
|
1166 ++arg;
|
|
|
1167 if (*skipwhite(arg + 1) != '=')
|
|
|
1168 EMSG(_(e_letunexp));
|
|
|
1169 else
|
|
|
1170 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1171 get_var_string(&retvar), -1, FALSE);
|
|
|
1172 }
|
|
|
1173
|
|
|
1174 /*
|
|
|
1175 * ":let var = expr": Set internal variable.
|
|
|
1176 */
|
|
|
1177 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1178 {
|
|
|
1179 /* Find the end of the name. */
|
|
|
1180 p = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1181
|
|
|
1182 if (*skipwhite(p) != '=')
|
|
|
1183 EMSG(_(e_letunexp));
|
|
|
1184 else if (p - arg == 13
|
|
|
1185 && STRNCMP(arg, "b:changedtick", 13) == 0)
|
|
|
1186 EMSG2(_(e_readonlyvar), arg);
|
|
|
1187 #ifdef FEAT_MAGIC_BRACES
|
|
|
1188 else if (expr_start != NULL)
|
|
|
1189 {
|
|
|
1190 char_u *temp_string;
|
|
|
1191
|
|
|
1192 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1193 expr_end, p);
|
|
|
1194 if (temp_string == NULL)
|
|
|
1195 {
|
|
|
1196 /*
|
|
|
1197 * Report an invalid expression in braces, unless the
|
|
|
1198 * expression evaluation has been cancelled due to an
|
|
|
1199 * aborting error, an interrupt, or an exception.
|
|
|
1200 */
|
|
|
1201 if (!aborting())
|
|
|
1202 EMSG2(_(e_invarg2), arg);
|
|
|
1203 }
|
|
|
1204 else
|
|
|
1205 {
|
|
|
1206 set_var(temp_string, &retvar);
|
|
|
1207 vim_free(temp_string);
|
|
|
1208 }
|
|
|
1209 }
|
|
|
1210 #endif
|
|
|
1211 else
|
|
|
1212 {
|
|
|
1213 c1 = *p;
|
|
|
1214 *p = NUL;
|
|
|
1215 set_var(arg, &retvar);
|
|
|
1216 *p = c1; /* put char back for error messages */
|
|
|
1217 }
|
|
|
1218 }
|
|
|
1219
|
|
|
1220 else
|
|
|
1221 {
|
|
|
1222 EMSG2(_(e_invarg2), arg);
|
|
|
1223 }
|
|
|
1224
|
|
|
1225 clear_var(&retvar);
|
|
|
1226 }
|
|
|
1227 }
|
|
|
1228 }
|
|
|
1229
|
|
|
1230 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1231
|
|
|
1232 void
|
|
|
1233 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1234 expand_T *xp;
|
|
|
1235 char_u *arg;
|
|
|
1236 cmdidx_T cmdidx;
|
|
|
1237 {
|
|
|
1238 int got_eq = FALSE;
|
|
|
1239 int c;
|
|
|
1240
|
|
|
1241 xp->xp_context = cmdidx == CMD_let ? EXPAND_USER_VARS
|
|
|
1242 : cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1243 : EXPAND_EXPRESSION;
|
|
|
1244 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1245 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1246 {
|
|
|
1247 c = *xp->xp_pattern;
|
|
|
1248 if (c == '&')
|
|
|
1249 {
|
|
|
1250 c = xp->xp_pattern[1];
|
|
|
1251 if (c == '&')
|
|
|
1252 {
|
|
|
1253 ++xp->xp_pattern;
|
|
|
1254 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1255 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1256 }
|
|
|
1257 else if (c != ' ')
|
|
|
1258 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1259 }
|
|
|
1260 else if (c == '$')
|
|
|
1261 {
|
|
|
1262 /* environment variable */
|
|
|
1263 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1264 }
|
|
|
1265 else if (c == '=')
|
|
|
1266 {
|
|
|
1267 got_eq = TRUE;
|
|
|
1268 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1269 }
|
|
|
1270 else if (c == '<'
|
|
|
1271 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1272 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1273 {
|
|
|
1274 /* Function name can start with "<SNR>" */
|
|
|
1275 break;
|
|
|
1276 }
|
|
|
1277 else if (cmdidx != CMD_let || got_eq)
|
|
|
1278 {
|
|
|
1279 if (c == '"') /* string */
|
|
|
1280 {
|
|
|
1281 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1282 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1283 ++xp->xp_pattern;
|
|
|
1284 xp->xp_context = EXPAND_NOTHING;
|
|
|
1285 }
|
|
|
1286 else if (c == '\'') /* literal string */
|
|
|
1287 {
|
|
|
1288 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1289 /* skip */ ;
|
|
|
1290 xp->xp_context = EXPAND_NOTHING;
|
|
|
1291 }
|
|
|
1292 else if (c == '|')
|
|
|
1293 {
|
|
|
1294 if (xp->xp_pattern[1] == '|')
|
|
|
1295 {
|
|
|
1296 ++xp->xp_pattern;
|
|
|
1297 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1298 }
|
|
|
1299 else
|
|
|
1300 xp->xp_context = EXPAND_COMMANDS;
|
|
|
1301 }
|
|
|
1302 else
|
|
|
1303 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1304 }
|
|
|
1305 else
|
|
|
1306 xp->xp_context = EXPAND_NOTHING;
|
|
|
1307 arg = xp->xp_pattern;
|
|
|
1308 if (*arg != NUL)
|
|
|
1309 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
1310 /* skip */ ;
|
|
|
1311 }
|
|
|
1312 xp->xp_pattern = arg;
|
|
|
1313 }
|
|
|
1314
|
|
|
1315 #endif /* FEAT_CMDL_COMPL */
|
|
|
1316
|
|
|
1317 /*
|
|
|
1318 * ":1,25call func(arg1, arg2)" function call.
|
|
|
1319 */
|
|
|
1320 void
|
|
|
1321 ex_call(eap)
|
|
|
1322 exarg_T *eap;
|
|
|
1323 {
|
|
|
1324 char_u *arg = eap->arg;
|
|
|
1325 char_u *startarg;
|
|
|
1326 char_u *alias;
|
|
|
1327 char_u *name;
|
|
|
1328 var retvar;
|
|
|
1329 int len;
|
|
|
1330 linenr_T lnum;
|
|
|
1331 int doesrange;
|
|
|
1332 int failed = FALSE;
|
|
|
1333
|
|
|
1334 name = arg;
|
|
|
1335 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
1336 if (len == 0)
|
|
|
1337 goto end;
|
|
|
1338 if (alias != NULL)
|
|
|
1339 name = alias;
|
|
|
1340
|
|
|
1341 startarg = arg;
|
|
|
1342 retvar.var_type = VAR_UNKNOWN; /* clear_var() uses this */
|
|
|
1343
|
|
|
1344 if (*startarg != '(')
|
|
|
1345 {
|
|
|
1346 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
1347 goto end;
|
|
|
1348 }
|
|
|
1349
|
|
|
1350 /*
|
|
|
1351 * When skipping, evaluate the function once, to find the end of the
|
|
|
1352 * arguments.
|
|
|
1353 * When the function takes a range, this is discovered after the first
|
|
|
1354 * call, and the loop is broken.
|
|
|
1355 */
|
|
|
1356 if (eap->skip)
|
|
|
1357 {
|
|
|
1358 ++emsg_skip;
|
|
|
1359 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
1360 }
|
|
|
1361 else
|
|
|
1362 lnum = eap->line1;
|
|
|
1363 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
1364 {
|
|
|
1365 if (!eap->skip && eap->addr_count > 0)
|
|
|
1366 {
|
|
|
1367 curwin->w_cursor.lnum = lnum;
|
|
|
1368 curwin->w_cursor.col = 0;
|
|
|
1369 }
|
|
|
1370 arg = startarg;
|
|
|
1371 if (get_func_var(name, len, &retvar, &arg,
|
|
|
1372 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
1373 {
|
|
|
1374 failed = TRUE;
|
|
|
1375 break;
|
|
|
1376 }
|
|
|
1377 clear_var(&retvar);
|
|
|
1378 if (doesrange || eap->skip)
|
|
|
1379 break;
|
|
|
1380 /* Stop when immediately aborting on error, or when an interrupt
|
|
|
1381 * occurred or an exception was thrown but not caught. get_func_var()
|
|
|
1382 * returned OK, so that the check for trailing characters below is
|
|
|
1383 * executed. */
|
|
|
1384 if (aborting())
|
|
|
1385 break;
|
|
|
1386 }
|
|
|
1387 if (eap->skip)
|
|
|
1388 --emsg_skip;
|
|
|
1389
|
|
|
1390 if (!failed)
|
|
|
1391 {
|
|
|
1392 /* Check for trailing illegal characters and a following command. */
|
|
|
1393 if (!ends_excmd(*arg))
|
|
|
1394 {
|
|
|
1395 emsg_severe = TRUE;
|
|
|
1396 EMSG(_(e_trailing));
|
|
|
1397 }
|
|
|
1398 else
|
|
|
1399 eap->nextcmd = check_nextcmd(arg);
|
|
|
1400 }
|
|
|
1401
|
|
|
1402 end:
|
|
|
1403 if (alias != NULL)
|
|
|
1404 vim_free(alias);
|
|
|
1405 }
|
|
|
1406
|
|
|
1407 /*
|
|
|
1408 * ":unlet[!] var1 ... " command.
|
|
|
1409 */
|
|
|
1410 void
|
|
|
1411 ex_unlet(eap)
|
|
|
1412 exarg_T *eap;
|
|
|
1413 {
|
|
|
1414 char_u *arg = eap->arg;
|
|
|
1415 char_u *name_end;
|
|
|
1416 char_u cc;
|
|
|
1417 char_u *expr_start;
|
|
|
1418 char_u *expr_end;
|
|
|
1419 int error = FALSE;
|
|
|
1420
|
|
|
1421 do
|
|
|
1422 {
|
|
|
1423 /* Find the end of the name. */
|
|
|
1424 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1425
|
|
|
1426 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1427 {
|
|
|
1428 emsg_severe = TRUE;
|
|
|
1429 EMSG(_(e_trailing));
|
|
|
1430 break;
|
|
|
1431 }
|
|
|
1432
|
|
|
1433 if (!error && !eap->skip)
|
|
|
1434 {
|
|
|
1435 #ifdef FEAT_MAGIC_BRACES
|
|
|
1436 if (expr_start != NULL)
|
|
|
1437 {
|
|
|
1438 char_u *temp_string;
|
|
|
1439
|
|
|
1440 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1441 expr_end, name_end);
|
|
|
1442 if (temp_string == NULL)
|
|
|
1443 {
|
|
|
1444 /*
|
|
|
1445 * Report an invalid expression in braces, unless the
|
|
|
1446 * expression evaluation has been cancelled due to an
|
|
|
1447 * aborting error, an interrupt, or an exception.
|
|
|
1448 */
|
|
|
1449 if (!aborting())
|
|
|
1450 {
|
|
|
1451 emsg_severe = TRUE;
|
|
|
1452 EMSG2(_(e_invarg2), arg);
|
|
|
1453 break;
|
|
|
1454 }
|
|
|
1455 error = TRUE;
|
|
|
1456 }
|
|
|
1457 else
|
|
|
1458 {
|
|
|
1459 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
1460 {
|
|
|
1461 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
1462 error = TRUE;
|
|
|
1463 }
|
|
|
1464 vim_free(temp_string);
|
|
|
1465 }
|
|
|
1466 }
|
|
|
1467 else
|
|
|
1468 #endif
|
|
|
1469 {
|
|
|
1470 cc = *name_end;
|
|
|
1471 *name_end = NUL;
|
|
|
1472
|
|
|
1473 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
1474 {
|
|
|
1475 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
1476 error = TRUE;
|
|
|
1477 }
|
|
|
1478
|
|
|
1479 *name_end = cc;
|
|
|
1480 }
|
|
|
1481 }
|
|
|
1482 arg = skipwhite(name_end);
|
|
|
1483 } while (!ends_excmd(*arg));
|
|
|
1484
|
|
|
1485 eap->nextcmd = check_nextcmd(arg);
|
|
|
1486 }
|
|
|
1487
|
|
|
1488 /*
|
|
|
1489 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
1490 */
|
|
|
1491 int
|
|
|
1492 do_unlet(name)
|
|
|
1493 char_u *name;
|
|
|
1494 {
|
|
|
1495 VAR v;
|
|
|
1496
|
|
|
1497 v = find_var(name, TRUE);
|
|
|
1498 if (v != NULL)
|
|
|
1499 {
|
|
|
1500 var_free_one(v);
|
|
|
1501 return OK;
|
|
|
1502 }
|
|
|
1503 return FAIL;
|
|
|
1504 }
|
|
|
1505
|
|
|
1506 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
1507 /*
|
|
|
1508 * Delete all "menutrans_" variables.
|
|
|
1509 */
|
|
|
1510 void
|
|
|
1511 del_menutrans_vars()
|
|
|
1512 {
|
|
|
1513 int i;
|
|
|
1514
|
|
|
1515 for (i = 0; i < variables.ga_len; ++i)
|
|
|
1516 if (VAR_ENTRY(i).var_name != NULL
|
|
|
1517 && STRNCMP(VAR_ENTRY(i).var_name, "menutrans_", 10) == 0)
|
|
|
1518 var_free_one(&VAR_ENTRY(i));
|
|
|
1519 }
|
|
|
1520 #endif
|
|
|
1521
|
|
|
1522 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1523
|
|
|
1524 /*
|
|
|
1525 * Local string buffer for the next two functions to store a variable name
|
|
|
1526 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
1527 * get_user_var_name().
|
|
|
1528 */
|
|
|
1529
|
|
|
1530 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
1531
|
|
|
1532 static char_u *varnamebuf = NULL;
|
|
|
1533 static int varnamebuflen = 0;
|
|
|
1534
|
|
|
1535 /*
|
|
|
1536 * Function to concatenate a prefix and a variable name.
|
|
|
1537 */
|
|
|
1538 static char_u *
|
|
|
1539 cat_prefix_varname(prefix, name)
|
|
|
1540 int prefix;
|
|
|
1541 char_u *name;
|
|
|
1542 {
|
|
|
1543 int len;
|
|
|
1544
|
|
|
1545 len = (int)STRLEN(name) + 3;
|
|
|
1546 if (len > varnamebuflen)
|
|
|
1547 {
|
|
|
1548 vim_free(varnamebuf);
|
|
|
1549 len += 10; /* some additional space */
|
|
|
1550 varnamebuf = alloc(len);
|
|
|
1551 if (varnamebuf == NULL)
|
|
|
1552 {
|
|
|
1553 varnamebuflen = 0;
|
|
|
1554 return NULL;
|
|
|
1555 }
|
|
|
1556 varnamebuflen = len;
|
|
|
1557 }
|
|
|
1558 *varnamebuf = prefix;
|
|
|
1559 varnamebuf[1] = ':';
|
|
|
1560 STRCPY(varnamebuf + 2, name);
|
|
|
1561 return varnamebuf;
|
|
|
1562 }
|
|
|
1563
|
|
|
1564 /*
|
|
|
1565 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
1566 * (global/buffer/window/built-in) variable names.
|
|
|
1567 */
|
|
|
1568 /*ARGSUSED*/
|
|
|
1569 char_u *
|
|
|
1570 get_user_var_name(xp, idx)
|
|
|
1571 expand_T *xp;
|
|
|
1572 int idx;
|
|
|
1573 {
|
|
|
1574 static int gidx;
|
|
|
1575 static int bidx;
|
|
|
1576 static int widx;
|
|
|
1577 static int vidx;
|
|
|
1578 char_u *name;
|
|
|
1579
|
|
|
1580 if (idx == 0)
|
|
|
1581 gidx = bidx = widx = vidx = 0;
|
|
|
1582 if (gidx < variables.ga_len) /* Global variables */
|
|
|
1583 {
|
|
|
1584 while ((name = VAR_ENTRY(gidx++).var_name) == NULL
|
|
|
1585 && gidx < variables.ga_len)
|
|
|
1586 /* skip */;
|
|
|
1587 if (name != NULL)
|
|
|
1588 {
|
|
|
1589 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
1590 return cat_prefix_varname('g', name);
|
|
|
1591 else
|
|
|
1592 return name;
|
|
|
1593 }
|
|
|
1594 }
|
|
|
1595 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
1596 {
|
|
|
1597 while ((name = BVAR_ENTRY(bidx++).var_name) == NULL
|
|
|
1598 && bidx < curbuf->b_vars.ga_len)
|
|
|
1599 /* skip */;
|
|
|
1600 if (name != NULL)
|
|
|
1601 return cat_prefix_varname('b', name);
|
|
|
1602 }
|
|
|
1603 if (bidx == curbuf->b_vars.ga_len)
|
|
|
1604 {
|
|
|
1605 ++bidx;
|
|
|
1606 return (char_u *)"b:changedtick";
|
|
|
1607 }
|
|
|
1608 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
1609 {
|
|
|
1610 while ((name = WVAR_ENTRY(widx++).var_name) == NULL
|
|
|
1611 && widx < curwin->w_vars.ga_len)
|
|
|
1612 /* skip */;
|
|
|
1613 if (name != NULL)
|
|
|
1614 return cat_prefix_varname('w', name);
|
|
|
1615 }
|
|
|
1616 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
1617 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
1618
|
|
|
1619 vim_free(varnamebuf);
|
|
|
1620 varnamebuf = NULL;
|
|
|
1621 varnamebuflen = 0;
|
|
|
1622 return NULL;
|
|
|
1623 }
|
|
|
1624
|
|
|
1625 #endif /* FEAT_CMDL_COMPL */
|
|
|
1626
|
|
|
1627 /*
|
|
|
1628 * types for expressions.
|
|
|
1629 */
|
|
|
1630 typedef enum
|
|
|
1631 {
|
|
|
1632 TYPE_UNKNOWN = 0
|
|
|
1633 , TYPE_EQUAL /* == */
|
|
|
1634 , TYPE_NEQUAL /* != */
|
|
|
1635 , TYPE_GREATER /* > */
|
|
|
1636 , TYPE_GEQUAL /* >= */
|
|
|
1637 , TYPE_SMALLER /* < */
|
|
|
1638 , TYPE_SEQUAL /* <= */
|
|
|
1639 , TYPE_MATCH /* =~ */
|
|
|
1640 , TYPE_NOMATCH /* !~ */
|
|
|
1641 } exptype_T;
|
|
|
1642
|
|
|
1643 /*
|
|
|
1644 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
|
1645 * executed. The function may return OK, but the retvar will be of type
|
|
|
1646 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
1647 */
|
|
|
1648
|
|
|
1649 /*
|
|
|
1650 * Handle zero level expression.
|
|
|
1651 * This calls eval1() and handles error message and nextcmd.
|
|
|
1652 * Return OK or FAIL.
|
|
|
1653 */
|
|
|
1654 static int
|
|
|
1655 eval0(arg, retvar, nextcmd, evaluate)
|
|
|
1656 char_u *arg;
|
|
|
1657 VAR retvar;
|
|
|
1658 char_u **nextcmd;
|
|
|
1659 int evaluate;
|
|
|
1660 {
|
|
|
1661 int ret;
|
|
|
1662 char_u *p;
|
|
|
1663
|
|
|
1664 p = skipwhite(arg);
|
|
|
1665 ret = eval1(&p, retvar, evaluate);
|
|
|
1666 if (ret == FAIL || !ends_excmd(*p))
|
|
|
1667 {
|
|
|
1668 if (ret != FAIL)
|
|
|
1669 clear_var(retvar);
|
|
|
1670 /*
|
|
|
1671 * Report the invalid expression unless the expression evaluation has
|
|
|
1672 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
1673 * exception.
|
|
|
1674 */
|
|
|
1675 if (!aborting())
|
|
|
1676 EMSG2(_(e_invexpr2), arg);
|
|
|
1677 ret = FAIL;
|
|
|
1678 }
|
|
|
1679 if (nextcmd != NULL)
|
|
|
1680 *nextcmd = check_nextcmd(p);
|
|
|
1681
|
|
|
1682 return ret;
|
|
|
1683 }
|
|
|
1684
|
|
|
1685 /*
|
|
|
1686 * Handle top level expression:
|
|
|
1687 * expr1 ? expr0 : expr0
|
|
|
1688 *
|
|
|
1689 * "arg" must point to the first non-white of the expression.
|
|
|
1690 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1691 *
|
|
|
1692 * Return OK or FAIL.
|
|
|
1693 */
|
|
|
1694 static int
|
|
|
1695 eval1(arg, retvar, evaluate)
|
|
|
1696 char_u **arg;
|
|
|
1697 VAR retvar;
|
|
|
1698 int evaluate;
|
|
|
1699 {
|
|
|
1700 int result;
|
|
|
1701 var var2;
|
|
|
1702
|
|
|
1703 /*
|
|
|
1704 * Get the first variable.
|
|
|
1705 */
|
|
|
1706 if (eval2(arg, retvar, evaluate) == FAIL)
|
|
|
1707 return FAIL;
|
|
|
1708
|
|
|
1709 if ((*arg)[0] == '?')
|
|
|
1710 {
|
|
|
1711 result = FALSE;
|
|
|
1712 if (evaluate)
|
|
|
1713 {
|
|
|
1714 if (get_var_number(retvar) != 0)
|
|
|
1715 result = TRUE;
|
|
|
1716 clear_var(retvar);
|
|
|
1717 }
|
|
|
1718
|
|
|
1719 /*
|
|
|
1720 * Get the second variable.
|
|
|
1721 */
|
|
|
1722 *arg = skipwhite(*arg + 1);
|
|
|
1723 if (eval1(arg, retvar, evaluate && result) == FAIL) /* recursive! */
|
|
|
1724 return FAIL;
|
|
|
1725
|
|
|
1726 /*
|
|
|
1727 * Check for the ":".
|
|
|
1728 */
|
|
|
1729 if ((*arg)[0] != ':')
|
|
|
1730 {
|
|
|
1731 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
1732 if (evaluate && result)
|
|
|
1733 clear_var(retvar);
|
|
|
1734 return FAIL;
|
|
|
1735 }
|
|
|
1736
|
|
|
1737 /*
|
|
|
1738 * Get the third variable.
|
|
|
1739 */
|
|
|
1740 *arg = skipwhite(*arg + 1);
|
|
|
1741 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
1742 {
|
|
|
1743 if (evaluate && result)
|
|
|
1744 clear_var(retvar);
|
|
|
1745 return FAIL;
|
|
|
1746 }
|
|
|
1747 if (evaluate && !result)
|
|
|
1748 *retvar = var2;
|
|
|
1749 }
|
|
|
1750
|
|
|
1751 return OK;
|
|
|
1752 }
|
|
|
1753
|
|
|
1754 /*
|
|
|
1755 * Handle first level expression:
|
|
|
1756 * expr2 || expr2 || expr2 logical OR
|
|
|
1757 *
|
|
|
1758 * "arg" must point to the first non-white of the expression.
|
|
|
1759 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1760 *
|
|
|
1761 * Return OK or FAIL.
|
|
|
1762 */
|
|
|
1763 static int
|
|
|
1764 eval2(arg, retvar, evaluate)
|
|
|
1765 char_u **arg;
|
|
|
1766 VAR retvar;
|
|
|
1767 int evaluate;
|
|
|
1768 {
|
|
|
1769 var var2;
|
|
|
1770 long result;
|
|
|
1771 int first;
|
|
|
1772
|
|
|
1773 /*
|
|
|
1774 * Get the first variable.
|
|
|
1775 */
|
|
|
1776 if (eval3(arg, retvar, evaluate) == FAIL)
|
|
|
1777 return FAIL;
|
|
|
1778
|
|
|
1779 /*
|
|
|
1780 * Repeat until there is no following "||".
|
|
|
1781 */
|
|
|
1782 first = TRUE;
|
|
|
1783 result = FALSE;
|
|
|
1784 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
1785 {
|
|
|
1786 if (evaluate && first)
|
|
|
1787 {
|
|
|
1788 if (get_var_number(retvar) != 0)
|
|
|
1789 result = TRUE;
|
|
|
1790 clear_var(retvar);
|
|
|
1791 first = FALSE;
|
|
|
1792 }
|
|
|
1793
|
|
|
1794 /*
|
|
|
1795 * Get the second variable.
|
|
|
1796 */
|
|
|
1797 *arg = skipwhite(*arg + 2);
|
|
|
1798 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
1799 return FAIL;
|
|
|
1800
|
|
|
1801 /*
|
|
|
1802 * Compute the result.
|
|
|
1803 */
|
|
|
1804 if (evaluate && !result)
|
|
|
1805 {
|
|
|
1806 if (get_var_number(&var2) != 0)
|
|
|
1807 result = TRUE;
|
|
|
1808 clear_var(&var2);
|
|
|
1809 }
|
|
|
1810 if (evaluate)
|
|
|
1811 {
|
|
|
1812 retvar->var_type = VAR_NUMBER;
|
|
|
1813 retvar->var_val.var_number = result;
|
|
|
1814 }
|
|
|
1815 }
|
|
|
1816
|
|
|
1817 return OK;
|
|
|
1818 }
|
|
|
1819
|
|
|
1820 /*
|
|
|
1821 * Handle second level expression:
|
|
|
1822 * expr3 && expr3 && expr3 logical AND
|
|
|
1823 *
|
|
|
1824 * "arg" must point to the first non-white of the expression.
|
|
|
1825 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1826 *
|
|
|
1827 * Return OK or FAIL.
|
|
|
1828 */
|
|
|
1829 static int
|
|
|
1830 eval3(arg, retvar, evaluate)
|
|
|
1831 char_u **arg;
|
|
|
1832 VAR retvar;
|
|
|
1833 int evaluate;
|
|
|
1834 {
|
|
|
1835 var var2;
|
|
|
1836 long result;
|
|
|
1837 int first;
|
|
|
1838
|
|
|
1839 /*
|
|
|
1840 * Get the first variable.
|
|
|
1841 */
|
|
|
1842 if (eval4(arg, retvar, evaluate) == FAIL)
|
|
|
1843 return FAIL;
|
|
|
1844
|
|
|
1845 /*
|
|
|
1846 * Repeat until there is no following "&&".
|
|
|
1847 */
|
|
|
1848 first = TRUE;
|
|
|
1849 result = TRUE;
|
|
|
1850 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
1851 {
|
|
|
1852 if (evaluate && first)
|
|
|
1853 {
|
|
|
1854 if (get_var_number(retvar) == 0)
|
|
|
1855 result = FALSE;
|
|
|
1856 clear_var(retvar);
|
|
|
1857 first = FALSE;
|
|
|
1858 }
|
|
|
1859
|
|
|
1860 /*
|
|
|
1861 * Get the second variable.
|
|
|
1862 */
|
|
|
1863 *arg = skipwhite(*arg + 2);
|
|
|
1864 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
1865 return FAIL;
|
|
|
1866
|
|
|
1867 /*
|
|
|
1868 * Compute the result.
|
|
|
1869 */
|
|
|
1870 if (evaluate && result)
|
|
|
1871 {
|
|
|
1872 if (get_var_number(&var2) == 0)
|
|
|
1873 result = FALSE;
|
|
|
1874 clear_var(&var2);
|
|
|
1875 }
|
|
|
1876 if (evaluate)
|
|
|
1877 {
|
|
|
1878 retvar->var_type = VAR_NUMBER;
|
|
|
1879 retvar->var_val.var_number = result;
|
|
|
1880 }
|
|
|
1881 }
|
|
|
1882
|
|
|
1883 return OK;
|
|
|
1884 }
|
|
|
1885
|
|
|
1886 /*
|
|
|
1887 * Handle third level expression:
|
|
|
1888 * var1 == var2
|
|
|
1889 * var1 =~ var2
|
|
|
1890 * var1 != var2
|
|
|
1891 * var1 !~ var2
|
|
|
1892 * var1 > var2
|
|
|
1893 * var1 >= var2
|
|
|
1894 * var1 < var2
|
|
|
1895 * var1 <= var2
|
|
|
1896 *
|
|
|
1897 * "arg" must point to the first non-white of the expression.
|
|
|
1898 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1899 *
|
|
|
1900 * Return OK or FAIL.
|
|
|
1901 */
|
|
|
1902 static int
|
|
|
1903 eval4(arg, retvar, evaluate)
|
|
|
1904 char_u **arg;
|
|
|
1905 VAR retvar;
|
|
|
1906 int evaluate;
|
|
|
1907 {
|
|
|
1908 var var2;
|
|
|
1909 char_u *p;
|
|
|
1910 int i;
|
|
|
1911 exptype_T type = TYPE_UNKNOWN;
|
|
|
1912 int len = 2;
|
|
|
1913 long n1, n2;
|
|
|
1914 char_u *s1, *s2;
|
|
|
1915 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
1916 regmatch_T regmatch;
|
|
|
1917 int ic;
|
|
|
1918 char_u *save_cpo;
|
|
|
1919
|
|
|
1920 /*
|
|
|
1921 * Get the first variable.
|
|
|
1922 */
|
|
|
1923 if (eval5(arg, retvar, evaluate) == FAIL)
|
|
|
1924 return FAIL;
|
|
|
1925
|
|
|
1926 p = *arg;
|
|
|
1927 switch (p[0])
|
|
|
1928 {
|
|
|
1929 case '=': if (p[1] == '=')
|
|
|
1930 type = TYPE_EQUAL;
|
|
|
1931 else if (p[1] == '~')
|
|
|
1932 type = TYPE_MATCH;
|
|
|
1933 break;
|
|
|
1934 case '!': if (p[1] == '=')
|
|
|
1935 type = TYPE_NEQUAL;
|
|
|
1936 else if (p[1] == '~')
|
|
|
1937 type = TYPE_NOMATCH;
|
|
|
1938 break;
|
|
|
1939 case '>': if (p[1] != '=')
|
|
|
1940 {
|
|
|
1941 type = TYPE_GREATER;
|
|
|
1942 len = 1;
|
|
|
1943 }
|
|
|
1944 else
|
|
|
1945 type = TYPE_GEQUAL;
|
|
|
1946 break;
|
|
|
1947 case '<': if (p[1] != '=')
|
|
|
1948 {
|
|
|
1949 type = TYPE_SMALLER;
|
|
|
1950 len = 1;
|
|
|
1951 }
|
|
|
1952 else
|
|
|
1953 type = TYPE_SEQUAL;
|
|
|
1954 break;
|
|
|
1955 }
|
|
|
1956
|
|
|
1957 /*
|
|
|
1958 * If there is a comparitive operator, use it.
|
|
|
1959 */
|
|
|
1960 if (type != TYPE_UNKNOWN)
|
|
|
1961 {
|
|
|
1962 /* extra question mark appended: ignore case */
|
|
|
1963 if (p[len] == '?')
|
|
|
1964 {
|
|
|
1965 ic = TRUE;
|
|
|
1966 ++len;
|
|
|
1967 }
|
|
|
1968 /* extra '#' appended: match case */
|
|
|
1969 else if (p[len] == '#')
|
|
|
1970 {
|
|
|
1971 ic = FALSE;
|
|
|
1972 ++len;
|
|
|
1973 }
|
|
|
1974 /* nothing appened: use 'ignorecase' */
|
|
|
1975 else
|
|
|
1976 ic = p_ic;
|
|
|
1977
|
|
|
1978 /*
|
|
|
1979 * Get the second variable.
|
|
|
1980 */
|
|
|
1981 *arg = skipwhite(p + len);
|
|
|
1982 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
1983 {
|
|
|
1984 clear_var(retvar);
|
|
|
1985 return FAIL;
|
|
|
1986 }
|
|
|
1987
|
|
|
1988 if (evaluate)
|
|
|
1989 {
|
|
|
1990 /*
|
|
|
1991 * If one of the two variables is a number, compare as a number.
|
|
|
1992 * When using "=~" or "!~", always compare as string.
|
|
|
1993 */
|
|
|
1994 if ((retvar->var_type == VAR_NUMBER || var2.var_type == VAR_NUMBER)
|
|
|
1995 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
1996 {
|
|
|
1997 n1 = get_var_number(retvar);
|
|
|
1998 n2 = get_var_number(&var2);
|
|
|
1999 switch (type)
|
|
|
2000 {
|
|
|
2001 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2002 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2003 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2004 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2005 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2006 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2007 case TYPE_UNKNOWN:
|
|
|
2008 case TYPE_MATCH:
|
|
|
2009 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2010 }
|
|
|
2011 }
|
|
|
2012 else
|
|
|
2013 {
|
|
|
2014 s1 = get_var_string_buf(retvar, buf1);
|
|
|
2015 s2 = get_var_string_buf(&var2, buf2);
|
|
|
2016 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2017 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2018 else
|
|
|
2019 i = 0;
|
|
|
2020 n1 = FALSE;
|
|
|
2021 switch (type)
|
|
|
2022 {
|
|
|
2023 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2024 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2025 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2026 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2027 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2028 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2029
|
|
|
2030 case TYPE_MATCH:
|
|
|
2031 case TYPE_NOMATCH:
|
|
|
2032 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2033 save_cpo = p_cpo;
|
|
|
2034 p_cpo = (char_u *)"";
|
|
|
2035 regmatch.regprog = vim_regcomp(s2,
|
|
|
2036 RE_MAGIC + RE_STRING);
|
|
|
2037 regmatch.rm_ic = ic;
|
|
|
2038 if (regmatch.regprog != NULL)
|
|
|
2039 {
|
|
|
2040 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2041 vim_free(regmatch.regprog);
|
|
|
2042 if (type == TYPE_NOMATCH)
|
|
|
2043 n1 = !n1;
|
|
|
2044 }
|
|
|
2045 p_cpo = save_cpo;
|
|
|
2046 break;
|
|
|
2047
|
|
|
2048 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2049 }
|
|
|
2050 }
|
|
|
2051 clear_var(retvar);
|
|
|
2052 clear_var(&var2);
|
|
|
2053 retvar->var_type = VAR_NUMBER;
|
|
|
2054 retvar->var_val.var_number = n1;
|
|
|
2055 }
|
|
|
2056 }
|
|
|
2057
|
|
|
2058 return OK;
|
|
|
2059 }
|
|
|
2060
|
|
|
2061 /*
|
|
|
2062 * Handle fourth level expression:
|
|
|
2063 * + number addition
|
|
|
2064 * - number subtraction
|
|
|
2065 * . string concatenation
|
|
|
2066 *
|
|
|
2067 * "arg" must point to the first non-white of the expression.
|
|
|
2068 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2069 *
|
|
|
2070 * Return OK or FAIL.
|
|
|
2071 */
|
|
|
2072 static int
|
|
|
2073 eval5(arg, retvar, evaluate)
|
|
|
2074 char_u **arg;
|
|
|
2075 VAR retvar;
|
|
|
2076 int evaluate;
|
|
|
2077 {
|
|
|
2078 var var2;
|
|
|
2079 int op;
|
|
|
2080 long n1, n2;
|
|
|
2081 char_u *s1, *s2;
|
|
|
2082 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2083 char_u *p;
|
|
|
2084
|
|
|
2085 /*
|
|
|
2086 * Get the first variable.
|
|
|
2087 */
|
|
|
2088 if (eval6(arg, retvar, evaluate) == FAIL)
|
|
|
2089 return FAIL;
|
|
|
2090
|
|
|
2091 /*
|
|
|
2092 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2093 */
|
|
|
2094 for (;;)
|
|
|
2095 {
|
|
|
2096 op = **arg;
|
|
|
2097 if (op != '+' && op != '-' && op != '.')
|
|
|
2098 break;
|
|
|
2099
|
|
|
2100 /*
|
|
|
2101 * Get the second variable.
|
|
|
2102 */
|
|
|
2103 *arg = skipwhite(*arg + 1);
|
|
|
2104 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2105 {
|
|
|
2106 clear_var(retvar);
|
|
|
2107 return FAIL;
|
|
|
2108 }
|
|
|
2109
|
|
|
2110 if (evaluate)
|
|
|
2111 {
|
|
|
2112 /*
|
|
|
2113 * Compute the result.
|
|
|
2114 */
|
|
|
2115 if (op == '.')
|
|
|
2116 {
|
|
|
2117 s1 = get_var_string_buf(retvar, buf1);
|
|
|
2118 s2 = get_var_string_buf(&var2, buf2);
|
|
|
2119 op = (int)STRLEN(s1);
|
|
|
2120 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2121 if (p != NULL)
|
|
|
2122 {
|
|
|
2123 STRCPY(p, s1);
|
|
|
2124 STRCPY(p + op, s2);
|
|
|
2125 }
|
|
|
2126 clear_var(retvar);
|
|
|
2127 retvar->var_type = VAR_STRING;
|
|
|
2128 retvar->var_val.var_string = p;
|
|
|
2129 }
|
|
|
2130 else
|
|
|
2131 {
|
|
|
2132 n1 = get_var_number(retvar);
|
|
|
2133 n2 = get_var_number(&var2);
|
|
|
2134 clear_var(retvar);
|
|
|
2135 if (op == '+')
|
|
|
2136 n1 = n1 + n2;
|
|
|
2137 else
|
|
|
2138 n1 = n1 - n2;
|
|
|
2139 retvar->var_type = VAR_NUMBER;
|
|
|
2140 retvar->var_val.var_number = n1;
|
|
|
2141 }
|
|
|
2142 clear_var(&var2);
|
|
|
2143 }
|
|
|
2144 }
|
|
|
2145 return OK;
|
|
|
2146 }
|
|
|
2147
|
|
|
2148 /*
|
|
|
2149 * Handle fifth level expression:
|
|
|
2150 * * number multiplication
|
|
|
2151 * / number division
|
|
|
2152 * % number modulo
|
|
|
2153 *
|
|
|
2154 * "arg" must point to the first non-white of the expression.
|
|
|
2155 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2156 *
|
|
|
2157 * Return OK or FAIL.
|
|
|
2158 */
|
|
|
2159 static int
|
|
|
2160 eval6(arg, retvar, evaluate)
|
|
|
2161 char_u **arg;
|
|
|
2162 VAR retvar;
|
|
|
2163 int evaluate;
|
|
|
2164 {
|
|
|
2165 var var2;
|
|
|
2166 int op;
|
|
|
2167 long n1, n2;
|
|
|
2168
|
|
|
2169 /*
|
|
|
2170 * Get the first variable.
|
|
|
2171 */
|
|
|
2172 if (eval7(arg, retvar, evaluate) == FAIL)
|
|
|
2173 return FAIL;
|
|
|
2174
|
|
|
2175 /*
|
|
|
2176 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2177 */
|
|
|
2178 for (;;)
|
|
|
2179 {
|
|
|
2180 op = **arg;
|
|
|
2181 if (op != '*' && op != '/' && op != '%')
|
|
|
2182 break;
|
|
|
2183
|
|
|
2184 if (evaluate)
|
|
|
2185 {
|
|
|
2186 n1 = get_var_number(retvar);
|
|
|
2187 clear_var(retvar);
|
|
|
2188 }
|
|
|
2189 else
|
|
|
2190 n1 = 0;
|
|
|
2191
|
|
|
2192 /*
|
|
|
2193 * Get the second variable.
|
|
|
2194 */
|
|
|
2195 *arg = skipwhite(*arg + 1);
|
|
|
2196 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2197 return FAIL;
|
|
|
2198
|
|
|
2199 if (evaluate)
|
|
|
2200 {
|
|
|
2201 n2 = get_var_number(&var2);
|
|
|
2202 clear_var(&var2);
|
|
|
2203
|
|
|
2204 /*
|
|
|
2205 * Compute the result.
|
|
|
2206 */
|
|
|
2207 if (op == '*')
|
|
|
2208 n1 = n1 * n2;
|
|
|
2209 else if (op == '/')
|
|
|
2210 {
|
|
|
2211 if (n2 == 0) /* give an error message? */
|
|
|
2212 n1 = 0x7fffffffL;
|
|
|
2213 else
|
|
|
2214 n1 = n1 / n2;
|
|
|
2215 }
|
|
|
2216 else
|
|
|
2217 {
|
|
|
2218 if (n2 == 0) /* give an error message? */
|
|
|
2219 n1 = 0;
|
|
|
2220 else
|
|
|
2221 n1 = n1 % n2;
|
|
|
2222 }
|
|
|
2223 retvar->var_type = VAR_NUMBER;
|
|
|
2224 retvar->var_val.var_number = n1;
|
|
|
2225 }
|
|
|
2226 }
|
|
|
2227
|
|
|
2228 return OK;
|
|
|
2229 }
|
|
|
2230
|
|
|
2231 /*
|
|
|
2232 * Handle sixth level expression:
|
|
|
2233 * number number constant
|
|
|
2234 * "string" string contstant
|
|
|
2235 * 'string' literal string contstant
|
|
|
2236 * &option-name option value
|
|
|
2237 * @r register contents
|
|
|
2238 * identifier variable value
|
|
|
2239 * function() function call
|
|
|
2240 * $VAR environment variable
|
|
|
2241 * (expression) nested expression
|
|
|
2242 *
|
|
|
2243 * Also handle:
|
|
|
2244 * ! in front logical NOT
|
|
|
2245 * - in front unary minus
|
|
|
2246 * + in front unary plus (ignored)
|
|
|
2247 * trailing [] subscript in String
|
|
|
2248 *
|
|
|
2249 * "arg" must point to the first non-white of the expression.
|
|
|
2250 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2251 *
|
|
|
2252 * Return OK or FAIL.
|
|
|
2253 */
|
|
|
2254 static int
|
|
|
2255 eval7(arg, retvar, evaluate)
|
|
|
2256 char_u **arg;
|
|
|
2257 VAR retvar;
|
|
|
2258 int evaluate;
|
|
|
2259 {
|
|
|
2260 var var2;
|
|
|
2261 long n;
|
|
|
2262 int len;
|
|
|
2263 char_u *s;
|
|
|
2264 int val;
|
|
|
2265 char_u *start_leader, *end_leader;
|
|
|
2266 int ret = OK;
|
|
|
2267 char_u *alias;
|
|
|
2268
|
|
|
2269 /*
|
|
|
2270 * Initialise variable so that clear_var() can't mistake this for a string
|
|
|
2271 * and free a string that isn't there.
|
|
|
2272 */
|
|
|
2273 retvar->var_type = VAR_UNKNOWN;
|
|
|
2274
|
|
|
2275 /*
|
|
|
2276 * Skip '!' and '-' characters. They are handled later.
|
|
|
2277 */
|
|
|
2278 start_leader = *arg;
|
|
|
2279 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
2280 *arg = skipwhite(*arg + 1);
|
|
|
2281 end_leader = *arg;
|
|
|
2282
|
|
|
2283 switch (**arg)
|
|
|
2284 {
|
|
|
2285 /*
|
|
|
2286 * Number constant.
|
|
|
2287 */
|
|
|
2288 case '0':
|
|
|
2289 case '1':
|
|
|
2290 case '2':
|
|
|
2291 case '3':
|
|
|
2292 case '4':
|
|
|
2293 case '5':
|
|
|
2294 case '6':
|
|
|
2295 case '7':
|
|
|
2296 case '8':
|
|
|
2297 case '9':
|
|
|
2298 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
2299 *arg += len;
|
|
|
2300 if (evaluate)
|
|
|
2301 {
|
|
|
2302 retvar->var_type = VAR_NUMBER;
|
|
|
2303 retvar->var_val.var_number = n;
|
|
|
2304 }
|
|
|
2305 break;
|
|
|
2306
|
|
|
2307 /*
|
|
|
2308 * String constant: "string".
|
|
|
2309 */
|
|
|
2310 case '"': ret = get_string_var(arg, retvar, evaluate);
|
|
|
2311 break;
|
|
|
2312
|
|
|
2313 /*
|
|
|
2314 * Literal string constant: 'string'.
|
|
|
2315 */
|
|
|
2316 case '\'': ret = get_lit_string_var(arg, retvar, evaluate);
|
|
|
2317 break;
|
|
|
2318
|
|
|
2319 /*
|
|
|
2320 * Option value: &name
|
|
|
2321 */
|
|
|
2322 case '&': ret = get_option_var(arg, retvar, evaluate);
|
|
|
2323 break;
|
|
|
2324
|
|
|
2325 /*
|
|
|
2326 * Environment variable: $VAR.
|
|
|
2327 */
|
|
|
2328 case '$': ret = get_env_var(arg, retvar, evaluate);
|
|
|
2329 break;
|
|
|
2330
|
|
|
2331 /*
|
|
|
2332 * Register contents: @r.
|
|
|
2333 */
|
|
|
2334 case '@': ++*arg;
|
|
|
2335 if (evaluate)
|
|
|
2336 {
|
|
|
2337 retvar->var_type = VAR_STRING;
|
|
|
2338 retvar->var_val.var_string = get_reg_contents(**arg, FALSE);
|
|
|
2339 }
|
|
|
2340 if (**arg != NUL)
|
|
|
2341 ++*arg;
|
|
|
2342 break;
|
|
|
2343
|
|
|
2344 /*
|
|
|
2345 * nested expression: (expression).
|
|
|
2346 */
|
|
|
2347 case '(': *arg = skipwhite(*arg + 1);
|
|
|
2348 ret = eval1(arg, retvar, evaluate); /* recursive! */
|
|
|
2349 if (**arg == ')')
|
|
|
2350 ++*arg;
|
|
|
2351 else if (ret == OK)
|
|
|
2352 {
|
|
|
2353 EMSG(_("E110: Missing ')'"));
|
|
|
2354 clear_var(retvar);
|
|
|
2355 ret = FAIL;
|
|
|
2356 }
|
|
|
2357 break;
|
|
|
2358
|
|
|
2359 /*
|
|
|
2360 * Must be a variable or function name then.
|
|
|
2361 */
|
|
|
2362 default: s = *arg;
|
|
|
2363 len = get_func_len(arg, &alias, evaluate);
|
|
|
2364 if (alias != NULL)
|
|
|
2365 s = alias;
|
|
|
2366
|
|
|
2367 if (len == 0)
|
|
|
2368 ret = FAIL;
|
|
|
2369 else
|
|
|
2370 {
|
|
|
2371 if (**arg == '(') /* recursive! */
|
|
|
2372 {
|
|
|
2373 ret = get_func_var(s, len, retvar, arg,
|
|
|
2374 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
2375 &len, evaluate);
|
|
|
2376 /* Stop the expression evaluation when immediately
|
|
|
2377 * aborting on error, or when an interrupt occurred or
|
|
|
2378 * an exception was thrown but not caught. */
|
|
|
2379 if (aborting())
|
|
|
2380 {
|
|
|
2381 if (ret == OK)
|
|
|
2382 clear_var(retvar);
|
|
|
2383 ret = FAIL;
|
|
|
2384 }
|
|
|
2385 }
|
|
|
2386 else if (evaluate)
|
|
|
2387 ret = get_var_var(s, len, retvar);
|
|
|
2388 }
|
|
|
2389
|
|
|
2390 if (alias != NULL)
|
|
|
2391 vim_free(alias);
|
|
|
2392
|
|
|
2393 break;
|
|
|
2394 }
|
|
|
2395 *arg = skipwhite(*arg);
|
|
|
2396
|
|
|
2397 /*
|
|
|
2398 * Handle expr[expr] subscript.
|
|
|
2399 */
|
|
|
2400 if (**arg == '[' && ret == OK)
|
|
|
2401 {
|
|
|
2402 /*
|
|
|
2403 * Get the variable from inside the [].
|
|
|
2404 */
|
|
|
2405 *arg = skipwhite(*arg + 1);
|
|
|
2406 if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
2407 {
|
|
|
2408 clear_var(retvar);
|
|
|
2409 return FAIL;
|
|
|
2410 }
|
|
|
2411
|
|
|
2412 /* Check for the ']'. */
|
|
|
2413 if (**arg != ']')
|
|
|
2414 {
|
|
|
2415 EMSG(_("E111: Missing ']'"));
|
|
|
2416 clear_var(retvar);
|
|
|
2417 clear_var(&var2);
|
|
|
2418 return FAIL;
|
|
|
2419 }
|
|
|
2420
|
|
|
2421 if (evaluate)
|
|
|
2422 {
|
|
|
2423 n = get_var_number(&var2);
|
|
|
2424 clear_var(&var2);
|
|
|
2425
|
|
|
2426 /*
|
|
|
2427 * The resulting variable is a string of a single character.
|
|
|
2428 * If the index is too big or negative, the result is empty.
|
|
|
2429 */
|
|
|
2430 s = get_var_string(retvar);
|
|
|
2431 if (n >= (long)STRLEN(s) || n < 0)
|
|
|
2432 s = NULL;
|
|
|
2433 else
|
|
|
2434 s = vim_strnsave(s + n, 1);
|
|
|
2435 clear_var(retvar);
|
|
|
2436 retvar->var_type = VAR_STRING;
|
|
|
2437 retvar->var_val.var_string = s;
|
|
|
2438 }
|
|
|
2439 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
2440 }
|
|
|
2441
|
|
|
2442 /*
|
|
|
2443 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
2444 */
|
|
|
2445 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
2446 {
|
|
|
2447 val = get_var_number(retvar);
|
|
|
2448 while (end_leader > start_leader)
|
|
|
2449 {
|
|
|
2450 --end_leader;
|
|
|
2451 if (*end_leader == '!')
|
|
|
2452 val = !val;
|
|
|
2453 else if (*end_leader == '-')
|
|
|
2454 val = -val;
|
|
|
2455 }
|
|
|
2456 clear_var(retvar);
|
|
|
2457 retvar->var_type = VAR_NUMBER;
|
|
|
2458 retvar->var_val.var_number = val;
|
|
|
2459 }
|
|
|
2460
|
|
|
2461 return ret;
|
|
|
2462 }
|
|
|
2463
|
|
|
2464 /*
|
|
|
2465 * Get an option value.
|
|
|
2466 * "arg" points to the '&' or '+' before the option name.
|
|
|
2467 * "arg" is advanced to character after the option name.
|
|
|
2468 * Return OK or FAIL.
|
|
|
2469 */
|
|
|
2470 static int
|
|
|
2471 get_option_var(arg, retvar, evaluate)
|
|
|
2472 char_u **arg;
|
|
|
2473 VAR retvar; /* when NULL, only check if option exists */
|
|
|
2474 int evaluate;
|
|
|
2475 {
|
|
|
2476 char_u *option_end;
|
|
|
2477 long numval;
|
|
|
2478 char_u *stringval;
|
|
|
2479 int opt_type;
|
|
|
2480 int c;
|
|
|
2481 int working = (**arg == '+'); /* has("+option") */
|
|
|
2482 int ret = OK;
|
|
|
2483 int opt_flags;
|
|
|
2484
|
|
|
2485 /*
|
|
|
2486 * Isolate the option name and find its value.
|
|
|
2487 */
|
|
|
2488 option_end = find_option_end(arg, &opt_flags);
|
|
|
2489 if (option_end == NULL)
|
|
|
2490 {
|
|
|
2491 if (retvar != NULL)
|
|
|
2492 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
2493 return FAIL;
|
|
|
2494 }
|
|
|
2495
|
|
|
2496 if (!evaluate)
|
|
|
2497 {
|
|
|
2498 *arg = option_end;
|
|
|
2499 return OK;
|
|
|
2500 }
|
|
|
2501
|
|
|
2502 c = *option_end;
|
|
|
2503 *option_end = NUL;
|
|
|
2504 opt_type = get_option_value(*arg, &numval,
|
|
|
2505 retvar == NULL ? NULL : &stringval, opt_flags);
|
|
|
2506
|
|
|
2507 if (opt_type == -3) /* invalid name */
|
|
|
2508 {
|
|
|
2509 if (retvar != NULL)
|
|
|
2510 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
2511 ret = FAIL;
|
|
|
2512 }
|
|
|
2513 else if (retvar != NULL)
|
|
|
2514 {
|
|
|
2515 if (opt_type == -2) /* hidden string option */
|
|
|
2516 {
|
|
|
2517 retvar->var_type = VAR_STRING;
|
|
|
2518 retvar->var_val.var_string = NULL;
|
|
|
2519 }
|
|
|
2520 else if (opt_type == -1) /* hidden number option */
|
|
|
2521 {
|
|
|
2522 retvar->var_type = VAR_NUMBER;
|
|
|
2523 retvar->var_val.var_number = 0;
|
|
|
2524 }
|
|
|
2525 else if (opt_type == 1) /* number option */
|
|
|
2526 {
|
|
|
2527 retvar->var_type = VAR_NUMBER;
|
|
|
2528 retvar->var_val.var_number = numval;
|
|
|
2529 }
|
|
|
2530 else /* string option */
|
|
|
2531 {
|
|
|
2532 retvar->var_type = VAR_STRING;
|
|
|
2533 retvar->var_val.var_string = stringval;
|
|
|
2534 }
|
|
|
2535 }
|
|
|
2536 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
2537 ret = FAIL;
|
|
|
2538
|
|
|
2539 *option_end = c; /* put back for error messages */
|
|
|
2540 *arg = option_end;
|
|
|
2541
|
|
|
2542 return ret;
|
|
|
2543 }
|
|
|
2544
|
|
|
2545 /*
|
|
|
2546 * Allocate a variable for a string constant.
|
|
|
2547 * Return OK or FAIL.
|
|
|
2548 */
|
|
|
2549 static int
|
|
|
2550 get_string_var(arg, retvar, evaluate)
|
|
|
2551 char_u **arg;
|
|
|
2552 VAR retvar;
|
|
|
2553 int evaluate;
|
|
|
2554 {
|
|
|
2555 char_u *p;
|
|
|
2556 char_u *name;
|
|
|
2557 int i;
|
|
|
2558 int extra = 0;
|
|
|
2559
|
|
|
2560 /*
|
|
|
2561 * Find the end of the string, skipping backslashed characters.
|
|
|
2562 */
|
|
|
2563 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
2564 {
|
|
|
2565 if (*p == '\\' && p[1] != NUL)
|
|
|
2566 {
|
|
|
2567 ++p;
|
|
|
2568 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
2569 * to 6 characters: reserve space for 2 extra */
|
|
|
2570 if (*p == '<')
|
|
|
2571 extra += 2;
|
|
|
2572 }
|
|
|
2573 #ifdef FEAT_MBYTE
|
|
|
2574 if (has_mbyte)
|
|
|
2575 p += (*mb_ptr2len_check)(p) - 1;
|
|
|
2576 #endif
|
|
|
2577 }
|
|
|
2578
|
|
|
2579 if (*p != '"')
|
|
|
2580 {
|
|
|
2581 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
2582 return FAIL;
|
|
|
2583 }
|
|
|
2584
|
|
|
2585 /* If only parsing, set *arg and return here */
|
|
|
2586 if (!evaluate)
|
|
|
2587 {
|
|
|
2588 *arg = p + 1;
|
|
|
2589 return OK;
|
|
|
2590 }
|
|
|
2591
|
|
|
2592 /*
|
|
|
2593 * Copy the string into allocated memory, handling backslashed
|
|
|
2594 * characters.
|
|
|
2595 */
|
|
|
2596 name = alloc((unsigned)(p - *arg + extra));
|
|
|
2597 if (name == NULL)
|
|
|
2598 return FAIL;
|
|
|
2599
|
|
|
2600 i = 0;
|
|
|
2601 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
2602 {
|
|
|
2603 if (*p == '\\')
|
|
|
2604 {
|
|
|
2605 switch (*++p)
|
|
|
2606 {
|
|
|
2607 case 'b': name[i++] = BS; break;
|
|
|
2608 case 'e': name[i++] = ESC; break;
|
|
|
2609 case 'f': name[i++] = FF; break;
|
|
|
2610 case 'n': name[i++] = NL; break;
|
|
|
2611 case 'r': name[i++] = CAR; break;
|
|
|
2612 case 't': name[i++] = TAB; break;
|
|
|
2613
|
|
|
2614 case 'X': /* hex: "\x1", "\x12" */
|
|
|
2615 case 'x':
|
|
|
2616 case 'u': /* Unicode: "\u0023" */
|
|
|
2617 case 'U':
|
|
|
2618 if (vim_isxdigit(p[1]))
|
|
|
2619 {
|
|
|
2620 int n, nr;
|
|
|
2621 int c = toupper(*p);
|
|
|
2622
|
|
|
2623 if (c == 'X')
|
|
|
2624 n = 2;
|
|
|
2625 else
|
|
|
2626 n = 4;
|
|
|
2627 nr = 0;
|
|
|
2628 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
2629 {
|
|
|
2630 ++p;
|
|
|
2631 nr = (nr << 4) + hex2nr(*p);
|
|
|
2632 }
|
|
|
2633 #ifdef FEAT_MBYTE
|
|
|
2634 /* For "\u" store the number according to
|
|
|
2635 * 'encoding'. */
|
|
|
2636 if (c != 'X')
|
|
|
2637 i += (*mb_char2bytes)(nr, name + i);
|
|
|
2638 else
|
|
|
2639 #endif
|
|
|
2640 name[i++] = nr;
|
|
|
2641 }
|
|
|
2642 else
|
|
|
2643 name[i++] = *p;
|
|
|
2644 break;
|
|
|
2645
|
|
|
2646 /* octal: "\1", "\12", "\123" */
|
|
|
2647 case '0':
|
|
|
2648 case '1':
|
|
|
2649 case '2':
|
|
|
2650 case '3':
|
|
|
2651 case '4':
|
|
|
2652 case '5':
|
|
|
2653 case '6':
|
|
|
2654 case '7': name[i] = *p - '0';
|
|
|
2655 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2656 {
|
|
|
2657 ++p;
|
|
|
2658 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2659 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2660 {
|
|
|
2661 ++p;
|
|
|
2662 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2663 }
|
|
|
2664 }
|
|
|
2665 ++i;
|
|
|
2666 break;
|
|
|
2667
|
|
|
2668 /* Special key, e.g.: "\<C-W>" */
|
|
|
2669 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
2670 if (extra != 0)
|
|
|
2671 {
|
|
|
2672 i += extra;
|
|
|
2673 --p;
|
|
|
2674 break;
|
|
|
2675 }
|
|
|
2676 /* FALLTHROUGH */
|
|
|
2677
|
|
|
2678 default: name[i++] = *p;
|
|
|
2679 break;
|
|
|
2680 }
|
|
|
2681 }
|
|
|
2682 else
|
|
|
2683 name[i++] = *p;
|
|
|
2684
|
|
|
2685 #ifdef FEAT_MBYTE
|
|
|
2686 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
2687 if (has_mbyte)
|
|
|
2688 {
|
|
|
2689 int l = (*mb_ptr2len_check)(p);
|
|
|
2690
|
|
|
2691 while (--l > 0)
|
|
|
2692 name[i++] = *++p;
|
|
|
2693 }
|
|
|
2694 #endif
|
|
|
2695 }
|
|
|
2696 name[i] = NUL;
|
|
|
2697 *arg = p + 1;
|
|
|
2698
|
|
|
2699 retvar->var_type = VAR_STRING;
|
|
|
2700 retvar->var_val.var_string = name;
|
|
|
2701
|
|
|
2702 return OK;
|
|
|
2703 }
|
|
|
2704
|
|
|
2705 /*
|
|
|
2706 * Allocate a variable for an backtick-string constant.
|
|
|
2707 * Return OK or FAIL.
|
|
|
2708 */
|
|
|
2709 static int
|
|
|
2710 get_lit_string_var(arg, retvar, evaluate)
|
|
|
2711 char_u **arg;
|
|
|
2712 VAR retvar;
|
|
|
2713 int evaluate;
|
|
|
2714 {
|
|
|
2715 char_u *p;
|
|
|
2716 char_u *name;
|
|
|
2717
|
|
|
2718 /*
|
|
|
2719 * Find the end of the string.
|
|
|
2720 */
|
|
|
2721 p = vim_strchr(*arg + 1, '\'');
|
|
|
2722 if (p == NULL)
|
|
|
2723 {
|
|
|
2724 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
2725 return FAIL;
|
|
|
2726 }
|
|
|
2727
|
|
|
2728 if (evaluate)
|
|
|
2729 {
|
|
|
2730 /*
|
|
|
2731 * Copy the string into allocated memory.
|
|
|
2732 */
|
|
|
2733 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
2734 if (name == NULL)
|
|
|
2735 return FAIL;
|
|
|
2736
|
|
|
2737 retvar->var_type = VAR_STRING;
|
|
|
2738 retvar->var_val.var_string = name;
|
|
|
2739 }
|
|
|
2740
|
|
|
2741 *arg = p + 1;
|
|
|
2742
|
|
|
2743 return OK;
|
|
|
2744 }
|
|
|
2745
|
|
|
2746 /*
|
|
|
2747 * Get the value of an environment variable.
|
|
|
2748 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
2749 * If the environment variable was not set, silently assume it is empty.
|
|
|
2750 * Always return OK.
|
|
|
2751 */
|
|
|
2752 static int
|
|
|
2753 get_env_var(arg, retvar, evaluate)
|
|
|
2754 char_u **arg;
|
|
|
2755 VAR retvar;
|
|
|
2756 int evaluate;
|
|
|
2757 {
|
|
|
2758 char_u *string = NULL;
|
|
|
2759 int len;
|
|
|
2760 int cc;
|
|
|
2761 char_u *name;
|
|
|
2762
|
|
|
2763 ++*arg;
|
|
|
2764 name = *arg;
|
|
|
2765 len = get_env_len(arg);
|
|
|
2766 if (evaluate)
|
|
|
2767 {
|
|
|
2768 if (len != 0)
|
|
|
2769 {
|
|
|
2770 cc = name[len];
|
|
|
2771 name[len] = NUL;
|
|
|
2772 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
2773 string = mch_getenv(name);
|
|
|
2774 if (string != NULL && *string != NUL)
|
|
|
2775 string = vim_strsave(string);
|
|
|
2776 else
|
|
|
2777 {
|
|
|
2778 /* next try expanding things like $VIM and ${HOME} */
|
|
|
2779 string = expand_env_save(name - 1);
|
|
|
2780 if (string != NULL && *string == '$')
|
|
|
2781 {
|
|
|
2782 vim_free(string);
|
|
|
2783 string = NULL;
|
|
|
2784 }
|
|
|
2785 }
|
|
|
2786 name[len] = cc;
|
|
|
2787 }
|
|
|
2788 retvar->var_type = VAR_STRING;
|
|
|
2789 retvar->var_val.var_string = string;
|
|
|
2790 }
|
|
|
2791
|
|
|
2792 return OK;
|
|
|
2793 }
|
|
|
2794
|
|
|
2795 /*
|
|
|
2796 * Array with names and number of arguments of all internal functions
|
|
|
2797 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
2798 */
|
|
|
2799 static struct fst
|
|
|
2800 {
|
|
|
2801 char *f_name; /* function name */
|
|
|
2802 char f_min_argc; /* minimal number of arguments */
|
|
|
2803 char f_max_argc; /* maximal number of arguments */
|
|
|
2804 void (*f_func) __ARGS((VAR args, VAR rvar)); /* impl. function */
|
|
|
2805 } functions[] =
|
|
|
2806 {
|
|
|
2807 {"append", 2, 2, f_append},
|
|
|
2808 {"argc", 0, 0, f_argc},
|
|
|
2809 {"argidx", 0, 0, f_argidx},
|
|
|
2810 {"argv", 1, 1, f_argv},
|
|
|
2811 {"browse", 4, 4, f_browse},
|
|
|
2812 {"bufexists", 1, 1, f_bufexists},
|
|
|
2813 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
2814 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
2815 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
2816 {"buflisted", 1, 1, f_buflisted},
|
|
|
2817 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
2818 {"bufname", 1, 1, f_bufname},
|
|
|
2819 {"bufnr", 1, 1, f_bufnr},
|
|
|
2820 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
2821 {"byte2line", 1, 1, f_byte2line},
|
|
18
|
2822 {"byteidx", 2, 2, f_byteidx},
|
|
7
|
2823 {"char2nr", 1, 1, f_char2nr},
|
|
|
2824 {"cindent", 1, 1, f_cindent},
|
|
|
2825 {"col", 1, 1, f_col},
|
|
|
2826 {"confirm", 1, 4, f_confirm},
|
|
|
2827 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
2828 {"cursor", 2, 2, f_cursor},
|
|
|
2829 {"delete", 1, 1, f_delete},
|
|
|
2830 {"did_filetype", 0, 0, f_did_filetype},
|
|
|
2831 {"escape", 2, 2, f_escape},
|
|
|
2832 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
2833 {"executable", 1, 1, f_executable},
|
|
|
2834 {"exists", 1, 1, f_exists},
|
|
|
2835 {"expand", 1, 2, f_expand},
|
|
|
2836 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
2837 {"filereadable", 1, 1, f_filereadable},
|
|
|
2838 {"filewritable", 1, 1, f_filewritable},
|
|
|
2839 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
2840 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
2841 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
2842 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
2843 {"foldtext", 0, 0, f_foldtext},
|
|
|
2844 {"foreground", 0, 0, f_foreground},
|
|
|
2845 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
2846 {"getchar", 0, 1, f_getchar},
|
|
|
2847 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
2848 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
2849 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
2850 {"getcwd", 0, 0, f_getcwd},
|
|
|
2851 {"getfsize", 1, 1, f_getfsize},
|
|
|
2852 {"getftime", 1, 1, f_getftime},
|
|
|
2853 {"getline", 1, 1, f_getline},
|
|
|
2854 {"getreg", 0, 1, f_getreg},
|
|
|
2855 {"getregtype", 0, 1, f_getregtype},
|
|
|
2856 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
2857 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
2858 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
2859 {"glob", 1, 1, f_glob},
|
|
|
2860 {"globpath", 2, 2, f_globpath},
|
|
|
2861 {"has", 1, 1, f_has},
|
|
|
2862 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
2863 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
2864 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
2865 {"histadd", 2, 2, f_histadd},
|
|
|
2866 {"histdel", 1, 2, f_histdel},
|
|
|
2867 {"histget", 1, 2, f_histget},
|
|
|
2868 {"histnr", 1, 1, f_histnr},
|
|
|
2869 {"hlID", 1, 1, f_hlID},
|
|
|
2870 {"hlexists", 1, 1, f_hlexists},
|
|
|
2871 {"hostname", 0, 0, f_hostname},
|
|
|
2872 {"iconv", 3, 3, f_iconv},
|
|
|
2873 {"indent", 1, 1, f_indent},
|
|
|
2874 {"input", 1, 2, f_input},
|
|
|
2875 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
2876 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
2877 {"inputsave", 0, 0, f_inputsave},
|
|
|
2878 {"inputsecret", 1, 2, f_inputsecret},
|
|
|
2879 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
2880 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
|
2881 {"libcall", 3, 3, f_libcall},
|
|
|
2882 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
2883 {"line", 1, 1, f_line},
|
|
|
2884 {"line2byte", 1, 1, f_line2byte},
|
|
|
2885 {"lispindent", 1, 1, f_lispindent},
|
|
|
2886 {"localtime", 0, 0, f_localtime},
|
|
|
2887 {"maparg", 1, 2, f_maparg},
|
|
|
2888 {"mapcheck", 1, 2, f_mapcheck},
|
|
|
2889 {"match", 2, 3, f_match},
|
|
|
2890 {"matchend", 2, 3, f_matchend},
|
|
|
2891 {"matchstr", 2, 3, f_matchstr},
|
|
|
2892 {"mode", 0, 0, f_mode},
|
|
|
2893 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
2894 {"nr2char", 1, 1, f_nr2char},
|
|
|
2895 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
2896 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
2897 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
2898 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
2899 {"remote_read", 1, 1, f_remote_read},
|
|
|
2900 {"remote_send", 2, 3, f_remote_send},
|
|
|
2901 {"rename", 2, 2, f_rename},
|
|
18
|
2902 {"repeat", 2, 2, f_repeat},
|
|
7
|
2903 {"resolve", 1, 1, f_resolve},
|
|
|
2904 {"search", 1, 2, f_search},
|
|
|
2905 {"searchpair", 3, 5, f_searchpair},
|
|
|
2906 {"server2client", 2, 2, f_server2client},
|
|
|
2907 {"serverlist", 0, 0, f_serverlist},
|
|
|
2908 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
2909 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
2910 {"setline", 2, 2, f_setline},
|
|
|
2911 {"setreg", 2, 3, f_setreg},
|
|
|
2912 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
2913 {"simplify", 1, 1, f_simplify},
|
|
|
2914 #ifdef HAVE_STRFTIME
|
|
|
2915 {"strftime", 1, 2, f_strftime},
|
|
|
2916 #endif
|
|
|
2917 {"stridx", 2, 2, f_stridx},
|
|
|
2918 {"strlen", 1, 1, f_strlen},
|
|
|
2919 {"strpart", 2, 3, f_strpart},
|
|
|
2920 {"strridx", 2, 2, f_strridx},
|
|
|
2921 {"strtrans", 1, 1, f_strtrans},
|
|
|
2922 {"submatch", 1, 1, f_submatch},
|
|
|
2923 {"substitute", 4, 4, f_substitute},
|
|
|
2924 {"synID", 3, 3, f_synID},
|
|
|
2925 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
2926 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
|
2927 {"system", 1, 1, f_system},
|
|
|
2928 {"tempname", 0, 0, f_tempname},
|
|
|
2929 {"tolower", 1, 1, f_tolower},
|
|
|
2930 {"toupper", 1, 1, f_toupper},
|
|
15
|
2931 {"tr", 3, 3, f_tr},
|
|
7
|
2932 {"type", 1, 1, f_type},
|
|
|
2933 {"virtcol", 1, 1, f_virtcol},
|
|
|
2934 {"visualmode", 0, 1, f_visualmode},
|
|
|
2935 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
2936 {"wincol", 0, 0, f_wincol},
|
|
|
2937 {"winheight", 1, 1, f_winheight},
|
|
|
2938 {"winline", 0, 0, f_winline},
|
|
|
2939 {"winnr", 0, 0, f_winnr},
|
|
|
2940 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
2941 {"winwidth", 1, 1, f_winwidth},
|
|
|
2942 };
|
|
|
2943
|
|
|
2944 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
2945
|
|
|
2946 /*
|
|
|
2947 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
2948 * or user defined function names.
|
|
|
2949 */
|
|
|
2950 char_u *
|
|
|
2951 get_function_name(xp, idx)
|
|
|
2952 expand_T *xp;
|
|
|
2953 int idx;
|
|
|
2954 {
|
|
|
2955 static int intidx = -1;
|
|
|
2956 char_u *name;
|
|
|
2957
|
|
|
2958 if (idx == 0)
|
|
|
2959 intidx = -1;
|
|
|
2960 if (intidx < 0)
|
|
|
2961 {
|
|
|
2962 name = get_user_func_name(xp, idx);
|
|
|
2963 if (name != NULL)
|
|
|
2964 return name;
|
|
|
2965 }
|
|
|
2966 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
2967 {
|
|
|
2968 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
2969 STRCAT(IObuff, "(");
|
|
|
2970 if (functions[intidx].f_max_argc == 0)
|
|
|
2971 STRCAT(IObuff, ")");
|
|
|
2972 return IObuff;
|
|
|
2973 }
|
|
|
2974
|
|
|
2975 return NULL;
|
|
|
2976 }
|
|
|
2977
|
|
|
2978 /*
|
|
|
2979 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
2980 * user defined variable or function names.
|
|
|
2981 */
|
|
|
2982 /*ARGSUSED*/
|
|
|
2983 char_u *
|
|
|
2984 get_expr_name(xp, idx)
|
|
|
2985 expand_T *xp;
|
|
|
2986 int idx;
|
|
|
2987 {
|
|
|
2988 static int intidx = -1;
|
|
|
2989 char_u *name;
|
|
|
2990
|
|
|
2991 if (idx == 0)
|
|
|
2992 intidx = -1;
|
|
|
2993 if (intidx < 0)
|
|
|
2994 {
|
|
|
2995 name = get_function_name(xp, idx);
|
|
|
2996 if (name != NULL)
|
|
|
2997 return name;
|
|
|
2998 }
|
|
|
2999 return get_user_var_name(xp, ++intidx);
|
|
|
3000 }
|
|
|
3001
|
|
|
3002 #endif /* FEAT_CMDL_COMPL */
|
|
|
3003
|
|
|
3004 /*
|
|
|
3005 * Find internal function in table above.
|
|
|
3006 * Return index, or -1 if not found
|
|
|
3007 */
|
|
|
3008 static int
|
|
|
3009 find_internal_func(name)
|
|
|
3010 char_u *name; /* name of the function */
|
|
|
3011 {
|
|
|
3012 int first = 0;
|
|
|
3013 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
3014 int cmp;
|
|
|
3015 int x;
|
|
|
3016
|
|
|
3017 /*
|
|
|
3018 * Find the function name in the table. Binary search.
|
|
|
3019 */
|
|
|
3020 while (first <= last)
|
|
|
3021 {
|
|
|
3022 x = first + ((unsigned)(last - first) >> 1);
|
|
|
3023 cmp = STRCMP(name, functions[x].f_name);
|
|
|
3024 if (cmp < 0)
|
|
|
3025 last = x - 1;
|
|
|
3026 else if (cmp > 0)
|
|
|
3027 first = x + 1;
|
|
|
3028 else
|
|
|
3029 return x;
|
|
|
3030 }
|
|
|
3031 return -1;
|
|
|
3032 }
|
|
|
3033
|
|
|
3034 /*
|
|
|
3035 * Allocate a variable for the result of a function.
|
|
|
3036 * Return OK or FAIL.
|
|
|
3037 */
|
|
|
3038 static int
|
|
|
3039 get_func_var(name, len, retvar, arg, firstline, lastline, doesrange, evaluate)
|
|
|
3040 char_u *name; /* name of the function */
|
|
|
3041 int len; /* length of "name" */
|
|
|
3042 VAR retvar;
|
|
|
3043 char_u **arg; /* argument, pointing to the '(' */
|
|
|
3044 linenr_T firstline; /* first line of range */
|
|
|
3045 linenr_T lastline; /* last line of range */
|
|
|
3046 int *doesrange; /* return: function handled range */
|
|
|
3047 int evaluate;
|
|
|
3048 {
|
|
|
3049 char_u *argp;
|
|
|
3050 int ret = OK;
|
|
|
3051 #define MAX_FUNC_ARGS 20
|
|
|
3052 var argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
|
3053 int argcount = 0; /* number of arguments found */
|
|
|
3054
|
|
|
3055 /*
|
|
|
3056 * Get the arguments.
|
|
|
3057 */
|
|
|
3058 argp = *arg;
|
|
|
3059 while (argcount < MAX_FUNC_ARGS)
|
|
|
3060 {
|
|
|
3061 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
3062 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
3063 break;
|
|
|
3064 argvars[argcount].var_name = NULL; /* the name is not stored */
|
|
|
3065 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
3066 {
|
|
|
3067 ret = FAIL;
|
|
|
3068 break;
|
|
|
3069 }
|
|
|
3070 ++argcount;
|
|
|
3071 if (*argp != ',')
|
|
|
3072 break;
|
|
|
3073 }
|
|
|
3074 if (*argp == ')')
|
|
|
3075 ++argp;
|
|
|
3076 else
|
|
|
3077 ret = FAIL;
|
|
|
3078
|
|
|
3079 if (ret == OK)
|
|
|
3080 ret = call_func(name, len, retvar, argcount, argvars,
|
|
|
3081 firstline, lastline, doesrange, evaluate);
|
|
|
3082 else if (!aborting())
|
|
|
3083 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
3084
|
|
|
3085 while (--argcount >= 0)
|
|
|
3086 clear_var(&argvars[argcount]);
|
|
|
3087
|
|
|
3088 *arg = skipwhite(argp);
|
|
|
3089 return ret;
|
|
|
3090 }
|
|
|
3091
|
|
|
3092
|
|
|
3093 /*
|
|
|
3094 * Call a function with its resolved parameters
|
|
|
3095 * Return OK or FAIL.
|
|
|
3096 */
|
|
|
3097 static int
|
|
|
3098 call_func(name, len, retvar, argcount, argvars, firstline, lastline,
|
|
|
3099 doesrange, evaluate)
|
|
|
3100 char_u *name; /* name of the function */
|
|
|
3101 int len; /* length of "name" */
|
|
|
3102 VAR retvar; /* return value goes here */
|
|
|
3103 int argcount; /* number of "argvars" */
|
|
|
3104 VAR argvars; /* vars for arguments */
|
|
|
3105 linenr_T firstline; /* first line of range */
|
|
|
3106 linenr_T lastline; /* last line of range */
|
|
|
3107 int *doesrange; /* return: function handled range */
|
|
|
3108 int evaluate;
|
|
|
3109 {
|
|
|
3110 int ret = FAIL;
|
|
|
3111 static char *errors[] =
|
|
|
3112 {N_("E117: Unknown function: %s"),
|
|
|
3113 N_("E118: Too many arguments for function: %s"),
|
|
|
3114 N_("E119: Not enough arguments for function: %s"),
|
|
|
3115 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
3116 };
|
|
|
3117 #define ERROR_UNKNOWN 0
|
|
|
3118 #define ERROR_TOOMANY 1
|
|
|
3119 #define ERROR_TOOFEW 2
|
|
|
3120 #define ERROR_SCRIPT 3
|
|
|
3121 #define ERROR_NONE 4
|
|
|
3122 #define ERROR_OTHER 5
|
|
|
3123 int error = ERROR_NONE;
|
|
|
3124 int i;
|
|
|
3125 int llen;
|
|
|
3126 ufunc_T *fp;
|
|
|
3127 int cc;
|
|
|
3128 #define FLEN_FIXED 40
|
|
|
3129 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
3130 char_u *fname;
|
|
|
3131
|
|
|
3132 /*
|
|
|
3133 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
3134 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
3135 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
3136 */
|
|
|
3137 cc = name[len];
|
|
|
3138 name[len] = NUL;
|
|
|
3139 llen = eval_fname_script(name);
|
|
|
3140 if (llen > 0)
|
|
|
3141 {
|
|
|
3142 fname_buf[0] = K_SPECIAL;
|
|
|
3143 fname_buf[1] = KS_EXTRA;
|
|
|
3144 fname_buf[2] = (int)KE_SNR;
|
|
|
3145 i = 3;
|
|
|
3146 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
3147 {
|
|
|
3148 if (current_SID <= 0)
|
|
|
3149 error = ERROR_SCRIPT;
|
|
|
3150 else
|
|
|
3151 {
|
|
|
3152 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
3153 i = (int)STRLEN(fname_buf);
|
|
|
3154 }
|
|
|
3155 }
|
|
|
3156 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
3157 {
|
|
|
3158 STRCPY(fname_buf + i, name + llen);
|
|
|
3159 fname = fname_buf;
|
|
|
3160 }
|
|
|
3161 else
|
|
|
3162 {
|
|
|
3163 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
3164 if (fname == NULL)
|
|
|
3165 error = ERROR_OTHER;
|
|
|
3166 else
|
|
|
3167 {
|
|
|
3168 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
3169 STRCPY(fname + i, name + llen);
|
|
|
3170 }
|
|
|
3171 }
|
|
|
3172 }
|
|
|
3173 else
|
|
|
3174 fname = name;
|
|
|
3175
|
|
|
3176 *doesrange = FALSE;
|
|
|
3177
|
|
|
3178
|
|
|
3179 /* execute the function if no errors detected and executing */
|
|
|
3180 if (evaluate && error == ERROR_NONE)
|
|
|
3181 {
|
|
|
3182 retvar->var_type = VAR_NUMBER; /* default is number retvar */
|
|
|
3183 error = ERROR_UNKNOWN;
|
|
|
3184
|
|
|
3185 if (!ASCII_ISLOWER(fname[0]))
|
|
|
3186 {
|
|
|
3187 /*
|
|
|
3188 * User defined function.
|
|
|
3189 */
|
|
|
3190 fp = find_func(fname);
|
|
|
3191 #ifdef FEAT_AUTOCMD
|
|
|
3192 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
3193 fname, fname, TRUE, NULL)
|
|
|
3194 #ifdef FEAT_EVAL
|
|
|
3195 && !aborting()
|
|
|
3196 #endif
|
|
|
3197 )
|
|
|
3198 {
|
|
|
3199 /* executed an autocommand, search for function again */
|
|
|
3200 fp = find_func(fname);
|
|
|
3201 }
|
|
|
3202 #endif
|
|
|
3203 if (fp != NULL)
|
|
|
3204 {
|
|
|
3205 if (fp->flags & FC_RANGE)
|
|
|
3206 *doesrange = TRUE;
|
|
|
3207 if (argcount < fp->args.ga_len)
|
|
|
3208 error = ERROR_TOOFEW;
|
|
|
3209 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
3210 error = ERROR_TOOMANY;
|
|
|
3211 else
|
|
|
3212 {
|
|
|
3213 /*
|
|
|
3214 * Call the user function.
|
|
|
3215 * Save and restore search patterns, script variables and
|
|
|
3216 * redo buffer.
|
|
|
3217 */
|
|
|
3218 save_search_patterns();
|
|
|
3219 saveRedobuff();
|
|
|
3220 ++fp->calls;
|
|
|
3221 call_user_func(fp, argcount, argvars, retvar,
|
|
|
3222 firstline, lastline);
|
|
|
3223 --fp->calls;
|
|
|
3224 restoreRedobuff();
|
|
|
3225 restore_search_patterns();
|
|
|
3226 error = ERROR_NONE;
|
|
|
3227 }
|
|
|
3228 }
|
|
|
3229 }
|
|
|
3230 else
|
|
|
3231 {
|
|
|
3232 /*
|
|
|
3233 * Find the function name in the table, call its implementation.
|
|
|
3234 */
|
|
|
3235 i = find_internal_func(fname);
|
|
|
3236 if (i >= 0)
|
|
|
3237 {
|
|
|
3238 if (argcount < functions[i].f_min_argc)
|
|
|
3239 error = ERROR_TOOFEW;
|
|
|
3240 else if (argcount > functions[i].f_max_argc)
|
|
|
3241 error = ERROR_TOOMANY;
|
|
|
3242 else
|
|
|
3243 {
|
|
|
3244 argvars[argcount].var_type = VAR_UNKNOWN;
|
|
|
3245 functions[i].f_func(argvars, retvar);
|
|
|
3246 error = ERROR_NONE;
|
|
|
3247 }
|
|
|
3248 }
|
|
|
3249 }
|
|
|
3250 /*
|
|
|
3251 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
3252 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
3253 * exception that has not been caught so far. This situation can be
|
|
|
3254 * tested for by calling aborting(). For an error in an internal
|
|
|
3255 * function or for the "E132" error in call_user_func(), however, the
|
|
|
3256 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
3257 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
3258 * update that flag first to make aborting() reliable.
|
|
|
3259 */
|
|
|
3260 update_force_abort();
|
|
|
3261 }
|
|
|
3262 if (error == ERROR_NONE)
|
|
|
3263 ret = OK;
|
|
|
3264
|
|
|
3265 /*
|
|
|
3266 * Report an error unless the argument evaluation or function call has been
|
|
|
3267 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
3268 */
|
|
|
3269 if (error < ERROR_NONE && !aborting())
|
|
|
3270 EMSG2((char_u *)_(errors[error]), name);
|
|
|
3271
|
|
|
3272 name[len] = cc;
|
|
|
3273 if (fname != name && fname != fname_buf)
|
|
|
3274 vim_free(fname);
|
|
|
3275
|
|
|
3276 return ret;
|
|
|
3277 }
|
|
|
3278
|
|
|
3279 /*********************************************
|
|
|
3280 * Implementation of the built-in functions
|
|
|
3281 */
|
|
|
3282
|
|
|
3283 /*
|
|
|
3284 * "append(lnum, string)" function
|
|
|
3285 */
|
|
|
3286 static void
|
|
|
3287 f_append(argvars, retvar)
|
|
|
3288 VAR argvars;
|
|
|
3289 VAR retvar;
|
|
|
3290 {
|
|
|
3291 long lnum;
|
|
|
3292
|
|
|
3293 lnum = get_var_lnum(argvars);
|
|
|
3294 retvar->var_val.var_number = 1; /* Default: Failed */
|
|
|
3295
|
|
|
3296 if (lnum >= 0
|
|
|
3297 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
3298 && u_save(lnum, lnum + 1) == OK)
|
|
|
3299 {
|
|
|
3300 ml_append(lnum, get_var_string(&argvars[1]), (colnr_T)0, FALSE);
|
|
|
3301 if (curwin->w_cursor.lnum > lnum)
|
|
|
3302 ++curwin->w_cursor.lnum;
|
|
|
3303 appended_lines_mark(lnum, 1L);
|
|
|
3304 retvar->var_val.var_number = 0;
|
|
|
3305 }
|
|
|
3306 }
|
|
|
3307
|
|
|
3308 /*
|
|
|
3309 * "argc()" function
|
|
|
3310 */
|
|
|
3311 /* ARGSUSED */
|
|
|
3312 static void
|
|
|
3313 f_argc(argvars, retvar)
|
|
|
3314 VAR argvars;
|
|
|
3315 VAR retvar;
|
|
|
3316 {
|
|
|
3317 retvar->var_val.var_number = ARGCOUNT;
|
|
|
3318 }
|
|
|
3319
|
|
|
3320 /*
|
|
|
3321 * "argidx()" function
|
|
|
3322 */
|
|
|
3323 /* ARGSUSED */
|
|
|
3324 static void
|
|
|
3325 f_argidx(argvars, retvar)
|
|
|
3326 VAR argvars;
|
|
|
3327 VAR retvar;
|
|
|
3328 {
|
|
|
3329 retvar->var_val.var_number = curwin->w_arg_idx;
|
|
|
3330 }
|
|
|
3331
|
|
|
3332 /*
|
|
|
3333 * "argv(nr)" function
|
|
|
3334 */
|
|
|
3335 static void
|
|
|
3336 f_argv(argvars, retvar)
|
|
|
3337 VAR argvars;
|
|
|
3338 VAR retvar;
|
|
|
3339 {
|
|
|
3340 int idx;
|
|
|
3341
|
|
|
3342 idx = get_var_number(&argvars[0]);
|
|
|
3343 if (idx >= 0 && idx < ARGCOUNT)
|
|
|
3344 retvar->var_val.var_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
3345 else
|
|
|
3346 retvar->var_val.var_string = NULL;
|
|
|
3347 retvar->var_type = VAR_STRING;
|
|
|
3348 }
|
|
|
3349
|
|
|
3350 /*
|
|
|
3351 * "browse(save, title, initdir, default)" function
|
|
|
3352 */
|
|
|
3353 /* ARGSUSED */
|
|
|
3354 static void
|
|
|
3355 f_browse(argvars, retvar)
|
|
|
3356 VAR argvars;
|
|
|
3357 VAR retvar;
|
|
|
3358 {
|
|
|
3359 #ifdef FEAT_BROWSE
|
|
|
3360 int save;
|
|
|
3361 char_u *title;
|
|
|
3362 char_u *initdir;
|
|
|
3363 char_u *defname;
|
|
|
3364 char_u buf[NUMBUFLEN];
|
|
|
3365 char_u buf2[NUMBUFLEN];
|
|
|
3366
|
|
|
3367 save = get_var_number(&argvars[0]);
|
|
|
3368 title = get_var_string(&argvars[1]);
|
|
|
3369 initdir = get_var_string_buf(&argvars[2], buf);
|
|
|
3370 defname = get_var_string_buf(&argvars[3], buf2);
|
|
|
3371
|
|
|
3372 retvar->var_val.var_string =
|
|
|
3373 do_browse(save, title, defname, NULL, initdir, NULL, curbuf);
|
|
|
3374 #else
|
|
|
3375 retvar->var_val.var_string = NULL;
|
|
|
3376 #endif
|
|
|
3377 retvar->var_type = VAR_STRING;
|
|
|
3378 }
|
|
|
3379
|
|
|
3380 /*
|
|
|
3381 * Find a buffer by number or exact name.
|
|
|
3382 */
|
|
|
3383 static buf_T *
|
|
|
3384 find_buffer(avar)
|
|
|
3385 VAR avar;
|
|
|
3386 {
|
|
|
3387 buf_T *buf = NULL;
|
|
|
3388 char_u *name;
|
|
|
3389
|
|
|
3390 if (avar->var_type == VAR_NUMBER)
|
|
|
3391 buf = buflist_findnr((int)avar->var_val.var_number);
|
|
|
3392 else if (avar->var_val.var_string != NULL)
|
|
|
3393 {
|
|
|
3394 /* First make the name into a full path name */
|
|
|
3395 name = FullName_save(avar->var_val.var_string,
|
|
|
3396 #ifdef UNIX
|
|
|
3397 TRUE /* force expansion, get rid of symbolic links */
|
|
|
3398 #else
|
|
|
3399 FALSE
|
|
|
3400 #endif
|
|
|
3401 );
|
|
|
3402 if (name != NULL)
|
|
|
3403 {
|
|
|
3404 buf = buflist_findname(name);
|
|
|
3405 vim_free(name);
|
|
|
3406 }
|
|
9
|
3407 if (buf == NULL)
|
|
|
3408 {
|
|
|
3409 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
3410 * buffer, these don't use the full path. */
|
|
|
3411 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
3412 if (buf->b_fname != NULL
|
|
|
3413 && (path_with_url(buf->b_fname)
|
|
|
3414 #ifdef FEAT_QUICKFIX
|
|
|
3415 || bt_nofile(buf)
|
|
|
3416 #endif
|
|
|
3417 )
|
|
|
3418 && STRCMP(buf->b_fname, avar->var_val.var_string) == 0)
|
|
|
3419 break;
|
|
|
3420 }
|
|
7
|
3421 }
|
|
|
3422 return buf;
|
|
|
3423 }
|
|
|
3424
|
|
|
3425 /*
|
|
|
3426 * "bufexists(expr)" function
|
|
|
3427 */
|
|
|
3428 static void
|
|
|
3429 f_bufexists(argvars, retvar)
|
|
|
3430 VAR argvars;
|
|
|
3431 VAR retvar;
|
|
|
3432 {
|
|
|
3433 retvar->var_val.var_number = (find_buffer(&argvars[0]) != NULL);
|
|
|
3434 }
|
|
|
3435
|
|
|
3436 /*
|
|
|
3437 * "buflisted(expr)" function
|
|
|
3438 */
|
|
|
3439 static void
|
|
|
3440 f_buflisted(argvars, retvar)
|
|
|
3441 VAR argvars;
|
|
|
3442 VAR retvar;
|
|
|
3443 {
|
|
|
3444 buf_T *buf;
|
|
|
3445
|
|
|
3446 buf = find_buffer(&argvars[0]);
|
|
|
3447 retvar->var_val.var_number = (buf != NULL && buf->b_p_bl);
|
|
|
3448 }
|
|
|
3449
|
|
|
3450 /*
|
|
|
3451 * "bufloaded(expr)" function
|
|
|
3452 */
|
|
|
3453 static void
|
|
|
3454 f_bufloaded(argvars, retvar)
|
|
|
3455 VAR argvars;
|
|
|
3456 VAR retvar;
|
|
|
3457 {
|
|
|
3458 buf_T *buf;
|
|
|
3459
|
|
|
3460 buf = find_buffer(&argvars[0]);
|
|
|
3461 retvar->var_val.var_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
|
3462 }
|
|
|
3463
|
|
|
3464 /*
|
|
|
3465 * Get buffer by number or pattern.
|
|
|
3466 */
|
|
|
3467 static buf_T *
|
|
|
3468 get_buf_var(avar)
|
|
|
3469 VAR avar;
|
|
|
3470 {
|
|
|
3471 char_u *name = avar->var_val.var_string;
|
|
|
3472 int save_magic;
|
|
|
3473 char_u *save_cpo;
|
|
|
3474 buf_T *buf;
|
|
|
3475
|
|
|
3476 if (avar->var_type == VAR_NUMBER)
|
|
|
3477 return buflist_findnr((int)avar->var_val.var_number);
|
|
|
3478 if (name == NULL || *name == NUL)
|
|
|
3479 return curbuf;
|
|
|
3480 if (name[0] == '$' && name[1] == NUL)
|
|
|
3481 return lastbuf;
|
|
|
3482
|
|
|
3483 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
3484 save_magic = p_magic;
|
|
|
3485 p_magic = TRUE;
|
|
|
3486 save_cpo = p_cpo;
|
|
|
3487 p_cpo = (char_u *)"";
|
|
|
3488
|
|
|
3489 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
3490 TRUE, FALSE));
|
|
|
3491
|
|
|
3492 p_magic = save_magic;
|
|
|
3493 p_cpo = save_cpo;
|
|
|
3494
|
|
|
3495 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
3496 if (buf == NULL)
|
|
|
3497 buf = find_buffer(avar);
|
|
|
3498
|
|
|
3499 return buf;
|
|
|
3500 }
|
|
|
3501
|
|
|
3502 /*
|
|
|
3503 * "bufname(expr)" function
|
|
|
3504 */
|
|
|
3505 static void
|
|
|
3506 f_bufname(argvars, retvar)
|
|
|
3507 VAR argvars;
|
|
|
3508 VAR retvar;
|
|
|
3509 {
|
|
|
3510 buf_T *buf;
|
|
|
3511
|
|
|
3512 ++emsg_off;
|
|
|
3513 buf = get_buf_var(&argvars[0]);
|
|
|
3514 retvar->var_type = VAR_STRING;
|
|
|
3515 if (buf != NULL && buf->b_fname != NULL)
|
|
|
3516 retvar->var_val.var_string = vim_strsave(buf->b_fname);
|
|
|
3517 else
|
|
|
3518 retvar->var_val.var_string = NULL;
|
|
|
3519 --emsg_off;
|
|
|
3520 }
|
|
|
3521
|
|
|
3522 /*
|
|
|
3523 * "bufnr(expr)" function
|
|
|
3524 */
|
|
|
3525 static void
|
|
|
3526 f_bufnr(argvars, retvar)
|
|
|
3527 VAR argvars;
|
|
|
3528 VAR retvar;
|
|
|
3529 {
|
|
|
3530 buf_T *buf;
|
|
|
3531
|
|
|
3532 ++emsg_off;
|
|
|
3533 buf = get_buf_var(&argvars[0]);
|
|
|
3534 if (buf != NULL)
|
|
|
3535 retvar->var_val.var_number = buf->b_fnum;
|
|
|
3536 else
|
|
|
3537 retvar->var_val.var_number = -1;
|
|
|
3538 --emsg_off;
|
|
|
3539 }
|
|
|
3540
|
|
|
3541 /*
|
|
|
3542 * "bufwinnr(nr)" function
|
|
|
3543 */
|
|
|
3544 static void
|
|
|
3545 f_bufwinnr(argvars, retvar)
|
|
|
3546 VAR argvars;
|
|
|
3547 VAR retvar;
|
|
|
3548 {
|
|
|
3549 #ifdef FEAT_WINDOWS
|
|
|
3550 win_T *wp;
|
|
|
3551 int winnr = 0;
|
|
|
3552 #endif
|
|
|
3553 buf_T *buf;
|
|
|
3554
|
|
|
3555 ++emsg_off;
|
|
|
3556 buf = get_buf_var(&argvars[0]);
|
|
|
3557 #ifdef FEAT_WINDOWS
|
|
|
3558 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
3559 {
|
|
|
3560 ++winnr;
|
|
|
3561 if (wp->w_buffer == buf)
|
|
|
3562 break;
|
|
|
3563 }
|
|
|
3564 retvar->var_val.var_number = (wp != NULL ? winnr : -1);
|
|
|
3565 #else
|
|
|
3566 retvar->var_val.var_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
|
3567 #endif
|
|
|
3568 --emsg_off;
|
|
|
3569 }
|
|
|
3570
|
|
|
3571 /*
|
|
|
3572 * "byte2line(byte)" function
|
|
|
3573 */
|
|
|
3574 /*ARGSUSED*/
|
|
|
3575 static void
|
|
|
3576 f_byte2line(argvars, retvar)
|
|
|
3577 VAR argvars;
|
|
|
3578 VAR retvar;
|
|
|
3579 {
|
|
|
3580 #ifndef FEAT_BYTEOFF
|
|
|
3581 retvar->var_val.var_number = -1;
|
|
|
3582 #else
|
|
|
3583 long boff = 0;
|
|
|
3584
|
|
|
3585 boff = get_var_number(&argvars[0]) - 1;
|
|
|
3586 if (boff < 0)
|
|
|
3587 retvar->var_val.var_number = -1;
|
|
|
3588 else
|
|
|
3589 retvar->var_val.var_number = ml_find_line_or_offset(curbuf,
|
|
|
3590 (linenr_T)0, &boff);
|
|
|
3591 #endif
|
|
|
3592 }
|
|
|
3593
|
|
|
3594 /*
|
|
18
|
3595 * "byteidx()" function
|
|
|
3596 */
|
|
|
3597 /*ARGSUSED*/
|
|
|
3598 static void
|
|
|
3599 f_byteidx(argvars, retvar)
|
|
|
3600 VAR argvars;
|
|
|
3601 VAR retvar;
|
|
|
3602 {
|
|
|
3603 #ifdef FEAT_MBYTE
|
|
|
3604 char_u *t;
|
|
|
3605 #endif
|
|
|
3606 char_u *str;
|
|
|
3607 long idx;
|
|
|
3608
|
|
|
3609 str = get_var_string(&argvars[0]);
|
|
|
3610 idx = get_var_number(&argvars[1]);
|
|
|
3611 retvar->var_val.var_number = -1;
|
|
|
3612 if (idx < 0)
|
|
|
3613 return;
|
|
|
3614
|
|
|
3615 #ifdef FEAT_MBYTE
|
|
|
3616 t = str;
|
|
|
3617 for ( ; idx > 0; idx--)
|
|
|
3618 {
|
|
|
3619 if (*t == NUL) /* EOL reached */
|
|
|
3620 return;
|
|
|
3621 t += mb_ptr2len_check(t);
|
|
|
3622 }
|
|
|
3623 retvar->var_val.var_number = t - str;
|
|
|
3624 #else
|
|
|
3625 if (idx <= STRLEN(str))
|
|
|
3626 retvar->var_val.var_number = idx;
|
|
|
3627 #endif
|
|
|
3628 }
|
|
|
3629
|
|
|
3630 /*
|
|
7
|
3631 * "char2nr(string)" function
|
|
|
3632 */
|
|
|
3633 static void
|
|
|
3634 f_char2nr(argvars, retvar)
|
|
|
3635 VAR argvars;
|
|
|
3636 VAR retvar;
|
|
|
3637 {
|
|
|
3638 #ifdef FEAT_MBYTE
|
|
|
3639 if (has_mbyte)
|
|
|
3640 retvar->var_val.var_number =
|
|
|
3641 (*mb_ptr2char)(get_var_string(&argvars[0]));
|
|
|
3642 else
|
|
|
3643 #endif
|
|
|
3644 retvar->var_val.var_number = get_var_string(&argvars[0])[0];
|
|
|
3645 }
|
|
|
3646
|
|
|
3647 /*
|
|
|
3648 * "cindent(lnum)" function
|
|
|
3649 */
|
|
|
3650 static void
|
|
|
3651 f_cindent(argvars, retvar)
|
|
|
3652 VAR argvars;
|
|
|
3653 VAR retvar;
|
|
|
3654 {
|
|
|
3655 #ifdef FEAT_CINDENT
|
|
|
3656 pos_T pos;
|
|
|
3657 linenr_T lnum;
|
|
|
3658
|
|
|
3659 pos = curwin->w_cursor;
|
|
|
3660 lnum = get_var_lnum(argvars);
|
|
|
3661 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
3662 {
|
|
|
3663 curwin->w_cursor.lnum = lnum;
|
|
|
3664 retvar->var_val.var_number = get_c_indent();
|
|
|
3665 curwin->w_cursor = pos;
|
|
|
3666 }
|
|
|
3667 else
|
|
|
3668 #endif
|
|
|
3669 retvar->var_val.var_number = -1;
|
|
|
3670 }
|
|
|
3671
|
|
|
3672 /*
|
|
|
3673 * "col(string)" function
|
|
|
3674 */
|
|
|
3675 static void
|
|
|
3676 f_col(argvars, retvar)
|
|
|
3677 VAR argvars;
|
|
|
3678 VAR retvar;
|
|
|
3679 {
|
|
|
3680 colnr_T col = 0;
|
|
|
3681 pos_T *fp;
|
|
|
3682
|
|
|
3683 fp = var2fpos(&argvars[0], FALSE);
|
|
|
3684 if (fp != NULL)
|
|
|
3685 {
|
|
|
3686 if (fp->col == MAXCOL)
|
|
|
3687 {
|
|
|
3688 /* '> can be MAXCOL, get the length of the line then */
|
|
|
3689 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
3690 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
3691 else
|
|
|
3692 col = MAXCOL;
|
|
|
3693 }
|
|
|
3694 else
|
|
|
3695 {
|
|
|
3696 col = fp->col + 1;
|
|
|
3697 #ifdef FEAT_VIRTUALEDIT
|
|
|
3698 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
3699 * because of "coladd" can be seen as an extra column. */
|
|
|
3700 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
3701 {
|
|
|
3702 char_u *p = ml_get_cursor();
|
|
|
3703
|
|
|
3704 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
3705 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
3706 {
|
|
|
3707 # ifdef FEAT_MBYTE
|
|
|
3708 int l;
|
|
|
3709
|
|
|
3710 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
3711 col += l;
|
|
|
3712 # else
|
|
|
3713 if (*p != NUL && p[1] == NUL)
|
|
|
3714 ++col;
|
|
|
3715 # endif
|
|
|
3716 }
|
|
|
3717 }
|
|
|
3718 #endif
|
|
|
3719 }
|
|
|
3720 }
|
|
|
3721 retvar->var_val.var_number = col;
|
|
|
3722 }
|
|
|
3723
|
|
|
3724 /*
|
|
|
3725 * "confirm(message, buttons[, default [, type]])" function
|
|
|
3726 */
|
|
|
3727 /*ARGSUSED*/
|
|
|
3728 static void
|
|
|
3729 f_confirm(argvars, retvar)
|
|
|
3730 VAR argvars;
|
|
|
3731 VAR retvar;
|
|
|
3732 {
|
|
|
3733 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
3734 char_u *message;
|
|
|
3735 char_u *buttons = NULL;
|
|
|
3736 char_u buf[NUMBUFLEN];
|
|
|
3737 char_u buf2[NUMBUFLEN];
|
|
|
3738 int def = 1;
|
|
|
3739 int type = VIM_GENERIC;
|
|
|
3740 int c;
|
|
|
3741
|
|
|
3742 message = get_var_string(&argvars[0]);
|
|
|
3743 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
3744 {
|
|
|
3745 buttons = get_var_string_buf(&argvars[1], buf);
|
|
|
3746 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
3747 {
|
|
|
3748 def = get_var_number(&argvars[2]);
|
|
|
3749 if (argvars[3].var_type != VAR_UNKNOWN)
|
|
|
3750 {
|
|
|
3751 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
|
3752 c = *get_var_string_buf(&argvars[3], buf2);
|
|
|
3753 switch (TOUPPER_ASC(c))
|
|
|
3754 {
|
|
|
3755 case 'E': type = VIM_ERROR; break;
|
|
|
3756 case 'Q': type = VIM_QUESTION; break;
|
|
|
3757 case 'I': type = VIM_INFO; break;
|
|
|
3758 case 'W': type = VIM_WARNING; break;
|
|
|
3759 case 'G': type = VIM_GENERIC; break;
|
|
|
3760 }
|
|
|
3761 }
|
|
|
3762 }
|
|
|
3763 }
|
|
|
3764
|
|
|
3765 if (buttons == NULL || *buttons == NUL)
|
|
|
3766 buttons = (char_u *)_("&Ok");
|
|
|
3767
|
|
|
3768 retvar->var_val.var_number = do_dialog(type, NULL, message, buttons,
|
|
|
3769 def, NULL);
|
|
|
3770 #else
|
|
|
3771 retvar->var_val.var_number = 0;
|
|
|
3772 #endif
|
|
|
3773 }
|
|
|
3774
|
|
|
3775
|
|
|
3776 /*
|
|
|
3777 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
3778 *
|
|
|
3779 * Checks the existence of a cscope connection.
|
|
|
3780 */
|
|
|
3781 /*ARGSUSED*/
|
|
|
3782 static void
|
|
|
3783 f_cscope_connection(argvars, retvar)
|
|
|
3784 VAR argvars;
|
|
|
3785 VAR retvar;
|
|
|
3786 {
|
|
|
3787 #ifdef FEAT_CSCOPE
|
|
|
3788 int num = 0;
|
|
|
3789 char_u *dbpath = NULL;
|
|
|
3790 char_u *prepend = NULL;
|
|
|
3791 char_u buf[NUMBUFLEN];
|
|
|
3792
|
|
|
3793 if (argvars[0].var_type != VAR_UNKNOWN
|
|
|
3794 && argvars[1].var_type != VAR_UNKNOWN)
|
|
|
3795 {
|
|
|
3796 num = (int)get_var_number(&argvars[0]);
|
|
|
3797 dbpath = get_var_string(&argvars[1]);
|
|
|
3798 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
3799 prepend = get_var_string_buf(&argvars[2], buf);
|
|
|
3800 }
|
|
|
3801
|
|
|
3802 retvar->var_val.var_number = cs_connection(num, dbpath, prepend);
|
|
|
3803 #else
|
|
|
3804 retvar->var_val.var_number = 0;
|
|
|
3805 #endif
|
|
|
3806 }
|
|
|
3807
|
|
|
3808 /*
|
|
|
3809 * "cursor(lnum, col)" function
|
|
|
3810 *
|
|
|
3811 * Moves the cursor to the specified line and column
|
|
|
3812 */
|
|
|
3813 /*ARGSUSED*/
|
|
|
3814 static void
|
|
|
3815 f_cursor(argvars, retvar)
|
|
|
3816 VAR argvars;
|
|
|
3817 VAR retvar;
|
|
|
3818 {
|
|
|
3819 long line, col;
|
|
|
3820
|
|
|
3821 line = get_var_lnum(argvars);
|
|
|
3822 if (line > 0)
|
|
|
3823 curwin->w_cursor.lnum = line;
|
|
|
3824 col = get_var_number(&argvars[1]);
|
|
|
3825 if (col > 0)
|
|
|
3826 curwin->w_cursor.col = col - 1;
|
|
|
3827 #ifdef FEAT_VIRTUALEDIT
|
|
|
3828 curwin->w_cursor.coladd = 0;
|
|
|
3829 #endif
|
|
|
3830
|
|
|
3831 /* Make sure the cursor is in a valid position. */
|
|
|
3832 check_cursor();
|
|
|
3833 #ifdef FEAT_MBYTE
|
|
|
3834 /* Correct cursor for multi-byte character. */
|
|
|
3835 if (has_mbyte)
|
|
|
3836 mb_adjust_cursor();
|
|
|
3837 #endif
|
|
10
|
3838
|
|
|
3839 curwin->w_set_curswant = TRUE;
|
|
7
|
3840 }
|
|
|
3841
|
|
|
3842 /*
|
|
|
3843 * "libcall()" function
|
|
|
3844 */
|
|
|
3845 static void
|
|
|
3846 f_libcall(argvars, retvar)
|
|
|
3847 VAR argvars;
|
|
|
3848 VAR retvar;
|
|
|
3849 {
|
|
|
3850 libcall_common(argvars, retvar, VAR_STRING);
|
|
|
3851 }
|
|
|
3852
|
|
|
3853 /*
|
|
|
3854 * "libcallnr()" function
|
|
|
3855 */
|
|
|
3856 static void
|
|
|
3857 f_libcallnr(argvars, retvar)
|
|
|
3858 VAR argvars;
|
|
|
3859 VAR retvar;
|
|
|
3860 {
|
|
|
3861 libcall_common(argvars, retvar, VAR_NUMBER);
|
|
|
3862 }
|
|
|
3863
|
|
|
3864 static void
|
|
|
3865 libcall_common(argvars, retvar, type)
|
|
|
3866 VAR argvars;
|
|
|
3867 VAR retvar;
|
|
|
3868 int type;
|
|
|
3869 {
|
|
|
3870 #ifdef FEAT_LIBCALL
|
|
|
3871 char_u *string_in;
|
|
|
3872 char_u **string_result;
|
|
|
3873 int nr_result;
|
|
|
3874 #endif
|
|
|
3875
|
|
|
3876 retvar->var_type = type;
|
|
|
3877 if (type == VAR_NUMBER)
|
|
|
3878 retvar->var_val.var_number = 0;
|
|
|
3879 else
|
|
|
3880 retvar->var_val.var_string = NULL;
|
|
|
3881
|
|
|
3882 if (check_restricted() || check_secure())
|
|
|
3883 return;
|
|
|
3884
|
|
|
3885 #ifdef FEAT_LIBCALL
|
|
|
3886 /* The first two args must be strings, otherwise its meaningless */
|
|
|
3887 if (argvars[0].var_type == VAR_STRING && argvars[1].var_type == VAR_STRING)
|
|
|
3888 {
|
|
|
3889 if (argvars[2].var_type == VAR_NUMBER)
|
|
|
3890 string_in = NULL;
|
|
|
3891 else
|
|
|
3892 string_in = argvars[2].var_val.var_string;
|
|
|
3893 if (type == VAR_NUMBER)
|
|
|
3894 string_result = NULL;
|
|
|
3895 else
|
|
|
3896 string_result = &retvar->var_val.var_string;
|
|
|
3897 if (mch_libcall(argvars[0].var_val.var_string,
|
|
|
3898 argvars[1].var_val.var_string,
|
|
|
3899 string_in,
|
|
|
3900 argvars[2].var_val.var_number,
|
|
|
3901 string_result,
|
|
|
3902 &nr_result) == OK
|
|
|
3903 && type == VAR_NUMBER)
|
|
|
3904 retvar->var_val.var_number = nr_result;
|
|
|
3905 }
|
|
|
3906 #endif
|
|
|
3907 }
|
|
|
3908
|
|
|
3909 /*
|
|
|
3910 * "delete()" function
|
|
|
3911 */
|
|
|
3912 static void
|
|
|
3913 f_delete(argvars, retvar)
|
|
|
3914 VAR argvars;
|
|
|
3915 VAR retvar;
|
|
|
3916 {
|
|
|
3917 if (check_restricted() || check_secure())
|
|
|
3918 retvar->var_val.var_number = -1;
|
|
|
3919 else
|
|
|
3920 retvar->var_val.var_number = mch_remove(get_var_string(&argvars[0]));
|
|
|
3921 }
|
|
|
3922
|
|
|
3923 /*
|
|
|
3924 * "did_filetype()" function
|
|
|
3925 */
|
|
|
3926 /*ARGSUSED*/
|
|
|
3927 static void
|
|
|
3928 f_did_filetype(argvars, retvar)
|
|
|
3929 VAR argvars;
|
|
|
3930 VAR retvar;
|
|
|
3931 {
|
|
|
3932 #ifdef FEAT_AUTOCMD
|
|
|
3933 retvar->var_val.var_number = did_filetype;
|
|
|
3934 #else
|
|
|
3935 retvar->var_val.var_number = 0;
|
|
|
3936 #endif
|
|
|
3937 }
|
|
|
3938
|
|
|
3939 /*
|
|
|
3940 * "escape({string}, {chars})" function
|
|
|
3941 */
|
|
|
3942 static void
|
|
|
3943 f_escape(argvars, retvar)
|
|
|
3944 VAR argvars;
|
|
|
3945 VAR retvar;
|
|
|
3946 {
|
|
|
3947 char_u buf[NUMBUFLEN];
|
|
|
3948
|
|
|
3949 retvar->var_val.var_string =
|
|
|
3950 vim_strsave_escaped(get_var_string(&argvars[0]),
|
|
|
3951 get_var_string_buf(&argvars[1], buf));
|
|
|
3952 retvar->var_type = VAR_STRING;
|
|
|
3953 }
|
|
|
3954
|
|
|
3955 /*
|
|
|
3956 * "eventhandler()" function
|
|
|
3957 */
|
|
|
3958 /*ARGSUSED*/
|
|
|
3959 static void
|
|
|
3960 f_eventhandler(argvars, retvar)
|
|
|
3961 VAR argvars;
|
|
|
3962 VAR retvar;
|
|
|
3963 {
|
|
|
3964 retvar->var_val.var_number = vgetc_busy;
|
|
|
3965 }
|
|
|
3966
|
|
|
3967 /*
|
|
|
3968 * "executable()" function
|
|
|
3969 */
|
|
|
3970 static void
|
|
|
3971 f_executable(argvars, retvar)
|
|
|
3972 VAR argvars;
|
|
|
3973 VAR retvar;
|
|
|
3974 {
|
|
|
3975 retvar->var_val.var_number = mch_can_exe(get_var_string(&argvars[0]));
|
|
|
3976 }
|
|
|
3977
|
|
|
3978 /*
|
|
|
3979 * "exists()" function
|
|
|
3980 */
|
|
|
3981 static void
|
|
|
3982 f_exists(argvars, retvar)
|
|
|
3983 VAR argvars;
|
|
|
3984 VAR retvar;
|
|
|
3985 {
|
|
|
3986 char_u *p;
|
|
|
3987 char_u *name;
|
|
|
3988 int n = FALSE;
|
|
|
3989 int len = 0;
|
|
|
3990
|
|
|
3991 p = get_var_string(&argvars[0]);
|
|
|
3992 if (*p == '$') /* environment variable */
|
|
|
3993 {
|
|
|
3994 /* first try "normal" environment variables (fast) */
|
|
|
3995 if (mch_getenv(p + 1) != NULL)
|
|
|
3996 n = TRUE;
|
|
|
3997 else
|
|
|
3998 {
|
|
|
3999 /* try expanding things like $VIM and ${HOME} */
|
|
|
4000 p = expand_env_save(p);
|
|
|
4001 if (p != NULL && *p != '$')
|
|
|
4002 n = TRUE;
|
|
|
4003 vim_free(p);
|
|
|
4004 }
|
|
|
4005 }
|
|
|
4006 else if (*p == '&' || *p == '+') /* option */
|
|
|
4007 n = (get_option_var(&p, NULL, TRUE) == OK);
|
|
|
4008 else if (*p == '*') /* internal or user defined function */
|
|
|
4009 {
|
|
|
4010 ++p;
|
|
|
4011 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
4012 if (p != NULL)
|
|
|
4013 {
|
|
|
4014 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
4015 n = (find_func(p) != NULL);
|
|
|
4016 else if (ASCII_ISLOWER(*p))
|
|
|
4017 n = (find_internal_func(p) >= 0);
|
|
|
4018 vim_free(p);
|
|
|
4019 }
|
|
|
4020 }
|
|
|
4021 else if (*p == ':')
|
|
|
4022 {
|
|
|
4023 n = cmd_exists(p + 1);
|
|
|
4024 }
|
|
|
4025 else if (*p == '#')
|
|
|
4026 {
|
|
|
4027 #ifdef FEAT_AUTOCMD
|
|
|
4028 name = p + 1;
|
|
|
4029 p = vim_strchr(name, '#');
|
|
|
4030 if (p != NULL)
|
|
|
4031 n = au_exists(name, p, p + 1);
|
|
|
4032 else
|
|
|
4033 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
4034 #endif
|
|
|
4035 }
|
|
|
4036 else /* internal variable */
|
|
|
4037 {
|
|
|
4038 #ifdef FEAT_MAGIC_BRACES
|
|
|
4039 char_u *expr_start;
|
|
|
4040 char_u *expr_end;
|
|
|
4041 char_u *temp_string = NULL;
|
|
|
4042 char_u *s;
|
|
|
4043 #endif
|
|
|
4044 name = p;
|
|
|
4045
|
|
|
4046 #ifdef FEAT_MAGIC_BRACES
|
|
|
4047 /* Find the end of the name. */
|
|
|
4048 s = find_name_end(name, &expr_start, &expr_end);
|
|
|
4049 if (expr_start != NULL)
|
|
|
4050 {
|
|
|
4051 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
4052 if (temp_string != NULL)
|
|
|
4053 {
|
|
|
4054 len = STRLEN(temp_string);
|
|
|
4055 name = temp_string;
|
|
|
4056 }
|
|
|
4057 }
|
|
|
4058 #endif
|
|
|
4059 if (len == 0)
|
|
|
4060 len = get_id_len(&p);
|
|
|
4061 if (len != 0)
|
|
|
4062 n = (get_var_var(name, len, NULL) == OK);
|
|
|
4063
|
|
|
4064 #ifdef FEAT_MAGIC_BRACES
|
|
|
4065 vim_free(temp_string);
|
|
|
4066 #endif
|
|
|
4067 }
|
|
|
4068
|
|
|
4069 retvar->var_val.var_number = n;
|
|
|
4070 }
|
|
|
4071
|
|
|
4072 /*
|
|
|
4073 * "expand()" function
|
|
|
4074 */
|
|
|
4075 static void
|
|
|
4076 f_expand(argvars, retvar)
|
|
|
4077 VAR argvars;
|
|
|
4078 VAR retvar;
|
|
|
4079 {
|
|
|
4080 char_u *s;
|
|
|
4081 int len;
|
|
|
4082 char_u *errormsg;
|
|
|
4083 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
4084 expand_T xpc;
|
|
|
4085
|
|
|
4086 retvar->var_type = VAR_STRING;
|
|
|
4087 s = get_var_string(&argvars[0]);
|
|
|
4088 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
4089 {
|
|
|
4090 ++emsg_off;
|
|
|
4091 retvar->var_val.var_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
|
4092 --emsg_off;
|
|
|
4093 }
|
|
|
4094 else
|
|
|
4095 {
|
|
|
4096 /* When the optional second argument is non-zero, don't remove matches
|
|
|
4097 * for 'suffixes' and 'wildignore' */
|
|
|
4098 if (argvars[1].var_type != VAR_UNKNOWN && get_var_number(&argvars[1]))
|
|
|
4099 flags |= WILD_KEEP_ALL;
|
|
|
4100 ExpandInit(&xpc);
|
|
|
4101 xpc.xp_context = EXPAND_FILES;
|
|
|
4102 retvar->var_val.var_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
|
4103 ExpandCleanup(&xpc);
|
|
|
4104 }
|
|
|
4105 }
|
|
|
4106
|
|
|
4107 /*
|
|
|
4108 * "filereadable()" function
|
|
|
4109 */
|
|
|
4110 static void
|
|
|
4111 f_filereadable(argvars, retvar)
|
|
|
4112 VAR argvars;
|
|
|
4113 VAR retvar;
|
|
|
4114 {
|
|
|
4115 FILE *fd;
|
|
|
4116 char_u *p;
|
|
|
4117 int n;
|
|
|
4118
|
|
|
4119 p = get_var_string(&argvars[0]);
|
|
|
4120 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
4121 {
|
|
|
4122 n = TRUE;
|
|
|
4123 fclose(fd);
|
|
|
4124 }
|
|
|
4125 else
|
|
|
4126 n = FALSE;
|
|
|
4127
|
|
|
4128 retvar->var_val.var_number = n;
|
|
|
4129 }
|
|
|
4130
|
|
|
4131 /*
|
|
|
4132 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
4133 * rights to write into.
|
|
|
4134 */
|
|
|
4135 static void
|
|
|
4136 f_filewritable(argvars, retvar)
|
|
|
4137 VAR argvars;
|
|
|
4138 VAR retvar;
|
|
|
4139 {
|
|
|
4140 char_u *p;
|
|
|
4141 int retval = 0;
|
|
|
4142 #if defined(UNIX) || defined(VMS)
|
|
|
4143 int perm = 0;
|
|
|
4144 #endif
|
|
|
4145
|
|
|
4146 p = get_var_string(&argvars[0]);
|
|
|
4147 #if defined(UNIX) || defined(VMS)
|
|
|
4148 perm = mch_getperm(p);
|
|
|
4149 #endif
|
|
|
4150 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
4151 if (
|
|
|
4152 # ifdef WIN3264
|
|
|
4153 mch_writable(p) &&
|
|
|
4154 # else
|
|
|
4155 # if defined(UNIX) || defined(VMS)
|
|
|
4156 (perm & 0222) &&
|
|
|
4157 # endif
|
|
|
4158 # endif
|
|
|
4159 mch_access((char *)p, W_OK) == 0
|
|
|
4160 )
|
|
|
4161 #endif
|
|
|
4162 {
|
|
|
4163 ++retval;
|
|
|
4164 if (mch_isdir(p))
|
|
|
4165 ++retval;
|
|
|
4166 }
|
|
|
4167 retvar->var_val.var_number = retval;
|
|
|
4168 }
|
|
|
4169
|
|
|
4170 /*
|
|
|
4171 * "fnamemodify({fname}, {mods})" function
|
|
|
4172 */
|
|
|
4173 static void
|
|
|
4174 f_fnamemodify(argvars, retvar)
|
|
|
4175 VAR argvars;
|
|
|
4176 VAR retvar;
|
|
|
4177 {
|
|
|
4178 char_u *fname;
|
|
|
4179 char_u *mods;
|
|
|
4180 int usedlen = 0;
|
|
|
4181 int len;
|
|
|
4182 char_u *fbuf = NULL;
|
|
|
4183 char_u buf[NUMBUFLEN];
|
|
|
4184
|
|
|
4185 fname = get_var_string(&argvars[0]);
|
|
|
4186 mods = get_var_string_buf(&argvars[1], buf);
|
|
|
4187 len = (int)STRLEN(fname);
|
|
|
4188
|
|
|
4189 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
4190
|
|
|
4191 retvar->var_type = VAR_STRING;
|
|
|
4192 if (fname == NULL)
|
|
|
4193 retvar->var_val.var_string = NULL;
|
|
|
4194 else
|
|
|
4195 retvar->var_val.var_string = vim_strnsave(fname, len);
|
|
|
4196 vim_free(fbuf);
|
|
|
4197 }
|
|
|
4198
|
|
|
4199 /*
|
|
|
4200 * "foldclosed()" function
|
|
|
4201 */
|
|
|
4202 static void
|
|
|
4203 f_foldclosed(argvars, retvar)
|
|
|
4204 VAR argvars;
|
|
|
4205 VAR retvar;
|
|
|
4206 {
|
|
|
4207 foldclosed_both(argvars, retvar, FALSE);
|
|
|
4208 }
|
|
|
4209
|
|
|
4210 /*
|
|
|
4211 * "foldclosedend()" function
|
|
|
4212 */
|
|
|
4213 static void
|
|
|
4214 f_foldclosedend(argvars, retvar)
|
|
|
4215 VAR argvars;
|
|
|
4216 VAR retvar;
|
|
|
4217 {
|
|
|
4218 foldclosed_both(argvars, retvar, TRUE);
|
|
|
4219 }
|
|
|
4220
|
|
|
4221 /*
|
|
|
4222 * "foldclosed()" function
|
|
|
4223 */
|
|
|
4224 static void
|
|
|
4225 foldclosed_both(argvars, retvar, end)
|
|
|
4226 VAR argvars;
|
|
|
4227 VAR retvar;
|
|
|
4228 int end;
|
|
|
4229 {
|
|
|
4230 #ifdef FEAT_FOLDING
|
|
|
4231 linenr_T lnum;
|
|
|
4232 linenr_T first, last;
|
|
|
4233
|
|
|
4234 lnum = get_var_lnum(argvars);
|
|
|
4235 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4236 {
|
|
|
4237 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
4238 {
|
|
|
4239 if (end)
|
|
|
4240 retvar->var_val.var_number = (varnumber_T)last;
|
|
|
4241 else
|
|
|
4242 retvar->var_val.var_number = (varnumber_T)first;
|
|
|
4243 return;
|
|
|
4244 }
|
|
|
4245 }
|
|
|
4246 #endif
|
|
|
4247 retvar->var_val.var_number = -1;
|
|
|
4248 }
|
|
|
4249
|
|
|
4250 /*
|
|
|
4251 * "foldlevel()" function
|
|
|
4252 */
|
|
|
4253 static void
|
|
|
4254 f_foldlevel(argvars, retvar)
|
|
|
4255 VAR argvars;
|
|
|
4256 VAR retvar;
|
|
|
4257 {
|
|
|
4258 #ifdef FEAT_FOLDING
|
|
|
4259 linenr_T lnum;
|
|
|
4260
|
|
|
4261 lnum = get_var_lnum(argvars);
|
|
|
4262 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4263 retvar->var_val.var_number = foldLevel(lnum);
|
|
|
4264 else
|
|
|
4265 #endif
|
|
|
4266 retvar->var_val.var_number = 0;
|
|
|
4267 }
|
|
|
4268
|
|
|
4269 /*
|
|
|
4270 * "foldtext()" function
|
|
|
4271 */
|
|
|
4272 /*ARGSUSED*/
|
|
|
4273 static void
|
|
|
4274 f_foldtext(argvars, retvar)
|
|
|
4275 VAR argvars;
|
|
|
4276 VAR retvar;
|
|
|
4277 {
|
|
|
4278 #ifdef FEAT_FOLDING
|
|
|
4279 linenr_T lnum;
|
|
|
4280 char_u *s;
|
|
|
4281 char_u *r;
|
|
|
4282 int len;
|
|
|
4283 char *txt;
|
|
|
4284 #endif
|
|
|
4285
|
|
|
4286 retvar->var_type = VAR_STRING;
|
|
|
4287 retvar->var_val.var_string = NULL;
|
|
|
4288 #ifdef FEAT_FOLDING
|
|
|
4289 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
4290 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
4291 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
4292 {
|
|
|
4293 /* Find first non-empty line in the fold. */
|
|
|
4294 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
4295 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
4296 {
|
|
|
4297 if (!linewhite(lnum))
|
|
|
4298 break;
|
|
|
4299 ++lnum;
|
|
|
4300 }
|
|
|
4301
|
|
|
4302 /* Find interesting text in this line. */
|
|
|
4303 s = skipwhite(ml_get(lnum));
|
|
|
4304 /* skip C comment-start */
|
|
|
4305 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
|
4306 s = skipwhite(s + 2);
|
|
|
4307 txt = _("+-%s%3ld lines: ");
|
|
|
4308 r = alloc((unsigned)(STRLEN(txt)
|
|
|
4309 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
4310 + 20 /* for %3ld */
|
|
|
4311 + STRLEN(s))); /* concatenated */
|
|
|
4312 if (r != NULL)
|
|
|
4313 {
|
|
|
4314 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
4315 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
4316 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
4317 len = (int)STRLEN(r);
|
|
|
4318 STRCAT(r, s);
|
|
|
4319 /* remove 'foldmarker' and 'commentstring' */
|
|
|
4320 foldtext_cleanup(r + len);
|
|
|
4321 retvar->var_val.var_string = r;
|
|
|
4322 }
|
|
|
4323 }
|
|
|
4324 #endif
|
|
|
4325 }
|
|
|
4326
|
|
|
4327 /*
|
|
|
4328 * "foreground()" function
|
|
|
4329 */
|
|
|
4330 /*ARGSUSED*/
|
|
|
4331 static void
|
|
|
4332 f_foreground(argvars, retvar)
|
|
|
4333 VAR argvars;
|
|
|
4334 VAR retvar;
|
|
|
4335 {
|
|
|
4336 retvar->var_val.var_number = 0;
|
|
|
4337 #ifdef FEAT_GUI
|
|
|
4338 if (gui.in_use)
|
|
|
4339 gui_mch_set_foreground();
|
|
|
4340 #else
|
|
|
4341 # ifdef WIN32
|
|
|
4342 win32_set_foreground();
|
|
|
4343 # endif
|
|
|
4344 #endif
|
|
|
4345 }
|
|
|
4346
|
|
|
4347 /*
|
|
|
4348 * "getchar()" function
|
|
|
4349 */
|
|
|
4350 static void
|
|
|
4351 f_getchar(argvars, retvar)
|
|
|
4352 VAR argvars;
|
|
|
4353 VAR retvar;
|
|
|
4354 {
|
|
|
4355 varnumber_T n;
|
|
|
4356
|
|
|
4357 ++no_mapping;
|
|
|
4358 ++allow_keys;
|
|
|
4359 if (argvars[0].var_type == VAR_UNKNOWN)
|
|
|
4360 /* getchar(): blocking wait. */
|
|
|
4361 n = safe_vgetc();
|
|
|
4362 else if (get_var_number(&argvars[0]) == 1)
|
|
|
4363 /* getchar(1): only check if char avail */
|
|
|
4364 n = vpeekc();
|
|
|
4365 else if (vpeekc() == NUL)
|
|
|
4366 /* getchar(0) and no char avail: return zero */
|
|
|
4367 n = 0;
|
|
|
4368 else
|
|
|
4369 /* getchar(0) and char avail: return char */
|
|
|
4370 n = safe_vgetc();
|
|
|
4371 --no_mapping;
|
|
|
4372 --allow_keys;
|
|
|
4373
|
|
|
4374 retvar->var_val.var_number = n;
|
|
|
4375 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
4376 {
|
|
|
4377 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
4378 int i = 0;
|
|
|
4379
|
|
|
4380 /* Turn a special key into three bytes, plus modifier. */
|
|
|
4381 if (mod_mask != 0)
|
|
|
4382 {
|
|
|
4383 temp[i++] = K_SPECIAL;
|
|
|
4384 temp[i++] = KS_MODIFIER;
|
|
|
4385 temp[i++] = mod_mask;
|
|
|
4386 }
|
|
|
4387 if (IS_SPECIAL(n))
|
|
|
4388 {
|
|
|
4389 temp[i++] = K_SPECIAL;
|
|
|
4390 temp[i++] = K_SECOND(n);
|
|
|
4391 temp[i++] = K_THIRD(n);
|
|
|
4392 }
|
|
|
4393 #ifdef FEAT_MBYTE
|
|
|
4394 else if (has_mbyte)
|
|
|
4395 i += (*mb_char2bytes)(n, temp + i);
|
|
|
4396 #endif
|
|
|
4397 else
|
|
|
4398 temp[i++] = n;
|
|
|
4399 temp[i++] = NUL;
|
|
|
4400 retvar->var_type = VAR_STRING;
|
|
|
4401 retvar->var_val.var_string = vim_strsave(temp);
|
|
|
4402 }
|
|
|
4403 }
|
|
|
4404
|
|
|
4405 /*
|
|
|
4406 * "getcharmod()" function
|
|
|
4407 */
|
|
|
4408 /*ARGSUSED*/
|
|
|
4409 static void
|
|
|
4410 f_getcharmod(argvars, retvar)
|
|
|
4411 VAR argvars;
|
|
|
4412 VAR retvar;
|
|
|
4413 {
|
|
|
4414 retvar->var_val.var_number = mod_mask;
|
|
|
4415 }
|
|
|
4416
|
|
|
4417 /*
|
|
|
4418 * "getcmdline()" function
|
|
|
4419 */
|
|
|
4420 /*ARGSUSED*/
|
|
|
4421 static void
|
|
|
4422 f_getcmdline(argvars, retvar)
|
|
|
4423 VAR argvars;
|
|
|
4424 VAR retvar;
|
|
|
4425 {
|
|
|
4426 retvar->var_type = VAR_STRING;
|
|
|
4427 retvar->var_val.var_string = get_cmdline_str();
|
|
|
4428 }
|
|
|
4429
|
|
|
4430 /*
|
|
|
4431 * "getcmdpos()" function
|
|
|
4432 */
|
|
|
4433 /*ARGSUSED*/
|
|
|
4434 static void
|
|
|
4435 f_getcmdpos(argvars, retvar)
|
|
|
4436 VAR argvars;
|
|
|
4437 VAR retvar;
|
|
|
4438 {
|
|
|
4439 retvar->var_val.var_number = get_cmdline_pos() + 1;
|
|
|
4440 }
|
|
|
4441
|
|
|
4442 /*
|
|
|
4443 * "getbufvar()" function
|
|
|
4444 */
|
|
|
4445 static void
|
|
|
4446 f_getbufvar(argvars, retvar)
|
|
|
4447 VAR argvars;
|
|
|
4448 VAR retvar;
|
|
|
4449 {
|
|
|
4450 buf_T *buf;
|
|
|
4451 buf_T *save_curbuf;
|
|
|
4452 char_u *varname;
|
|
|
4453 VAR v;
|
|
|
4454
|
|
|
4455 ++emsg_off;
|
|
|
4456 buf = get_buf_var(&argvars[0]);
|
|
|
4457 varname = get_var_string(&argvars[1]);
|
|
|
4458
|
|
|
4459 retvar->var_type = VAR_STRING;
|
|
|
4460 retvar->var_val.var_string = NULL;
|
|
|
4461
|
|
|
4462 if (buf != NULL && varname != NULL)
|
|
|
4463 {
|
|
|
4464 if (*varname == '&') /* buffer-local-option */
|
|
|
4465 {
|
|
|
4466 /* set curbuf to be our buf, temporarily */
|
|
|
4467 save_curbuf = curbuf;
|
|
|
4468 curbuf = buf;
|
|
|
4469
|
|
|
4470 get_option_var(&varname, retvar, TRUE);
|
|
|
4471
|
|
|
4472 /* restore previous notion of curbuf */
|
|
|
4473 curbuf = save_curbuf;
|
|
|
4474 }
|
|
|
4475 else
|
|
|
4476 {
|
|
|
4477 /* look up the variable */
|
|
|
4478 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
4479 if (v != NULL)
|
|
|
4480 copy_var(v, retvar);
|
|
|
4481 }
|
|
|
4482 }
|
|
|
4483
|
|
|
4484 --emsg_off;
|
|
|
4485 }
|
|
|
4486
|
|
|
4487 /*
|
|
|
4488 * "getcwd()" function
|
|
|
4489 */
|
|
|
4490 /*ARGSUSED*/
|
|
|
4491 static void
|
|
|
4492 f_getcwd(argvars, retvar)
|
|
|
4493 VAR argvars;
|
|
|
4494 VAR retvar;
|
|
|
4495 {
|
|
|
4496 char_u cwd[MAXPATHL];
|
|
|
4497
|
|
|
4498 retvar->var_type = VAR_STRING;
|
|
|
4499 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
|
4500 retvar->var_val.var_string = NULL;
|
|
|
4501 else
|
|
|
4502 {
|
|
|
4503 retvar->var_val.var_string = vim_strsave(cwd);
|
|
|
4504 #ifdef BACKSLASH_IN_FILENAME
|
|
|
4505 slash_adjust(retvar->var_val.var_string);
|
|
|
4506 #endif
|
|
|
4507 }
|
|
|
4508 }
|
|
|
4509
|
|
|
4510 /*
|
|
|
4511 * "getfsize({fname})" function
|
|
|
4512 */
|
|
|
4513 static void
|
|
|
4514 f_getfsize(argvars, retvar)
|
|
|
4515 VAR argvars;
|
|
|
4516 VAR retvar;
|
|
|
4517 {
|
|
|
4518 char_u *fname;
|
|
|
4519 struct stat st;
|
|
|
4520
|
|
|
4521 fname = get_var_string(&argvars[0]);
|
|
|
4522
|
|
|
4523 retvar->var_type = VAR_NUMBER;
|
|
|
4524
|
|
|
4525 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4526 {
|
|
|
4527 if (mch_isdir(fname))
|
|
|
4528 retvar->var_val.var_number = 0;
|
|
|
4529 else
|
|
|
4530 retvar->var_val.var_number = (varnumber_T)st.st_size;
|
|
|
4531 }
|
|
|
4532 else
|
|
|
4533 retvar->var_val.var_number = -1;
|
|
|
4534 }
|
|
|
4535
|
|
|
4536 /*
|
|
|
4537 * "getftime({fname})" function
|
|
|
4538 */
|
|
|
4539 static void
|
|
|
4540 f_getftime(argvars, retvar)
|
|
|
4541 VAR argvars;
|
|
|
4542 VAR retvar;
|
|
|
4543 {
|
|
|
4544 char_u *fname;
|
|
|
4545 struct stat st;
|
|
|
4546
|
|
|
4547 fname = get_var_string(&argvars[0]);
|
|
|
4548
|
|
|
4549 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4550 retvar->var_val.var_number = (varnumber_T)st.st_mtime;
|
|
|
4551 else
|
|
|
4552 retvar->var_val.var_number = -1;
|
|
|
4553 }
|
|
|
4554
|
|
|
4555 /*
|
|
|
4556 * "getreg()" function
|
|
|
4557 */
|
|
|
4558 static void
|
|
|
4559 f_getreg(argvars, retvar)
|
|
|
4560 VAR argvars;
|
|
|
4561 VAR retvar;
|
|
|
4562 {
|
|
|
4563 char_u *strregname;
|
|
|
4564 int regname;
|
|
|
4565
|
|
|
4566 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
4567 strregname = get_var_string(&argvars[0]);
|
|
|
4568 else
|
|
|
4569 strregname = vimvars[VV_REG].val;
|
|
|
4570 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
4571 if (regname == 0)
|
|
|
4572 regname = '"';
|
|
|
4573
|
|
|
4574 retvar->var_type = VAR_STRING;
|
|
|
4575 retvar->var_val.var_string = get_reg_contents(regname, TRUE);
|
|
|
4576 }
|
|
|
4577
|
|
|
4578 /*
|
|
|
4579 * "getregtype()" function
|
|
|
4580 */
|
|
|
4581 static void
|
|
|
4582 f_getregtype(argvars, retvar)
|
|
|
4583 VAR argvars;
|
|
|
4584 VAR retvar;
|
|
|
4585 {
|
|
|
4586 char_u *strregname;
|
|
|
4587 int regname;
|
|
|
4588 char_u buf[NUMBUFLEN + 2];
|
|
|
4589 long reglen = 0;
|
|
|
4590
|
|
|
4591 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
4592 strregname = get_var_string(&argvars[0]);
|
|
|
4593 else
|
|
|
4594 /* Default to v:register */
|
|
|
4595 strregname = vimvars[VV_REG].val;
|
|
|
4596
|
|
|
4597 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
4598 if (regname == 0)
|
|
|
4599 regname = '"';
|
|
|
4600
|
|
|
4601 buf[0] = NUL;
|
|
|
4602 buf[1] = NUL;
|
|
|
4603 switch (get_reg_type(regname, ®len))
|
|
|
4604 {
|
|
|
4605 case MLINE: buf[0] = 'V'; break;
|
|
|
4606 case MCHAR: buf[0] = 'v'; break;
|
|
|
4607 #ifdef FEAT_VISUAL
|
|
|
4608 case MBLOCK:
|
|
|
4609 buf[0] = Ctrl_V;
|
|
|
4610 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
4611 break;
|
|
|
4612 #endif
|
|
|
4613 }
|
|
|
4614 retvar->var_type = VAR_STRING;
|
|
|
4615 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
4616 }
|
|
|
4617
|
|
|
4618 /*
|
|
|
4619 * "getline(lnum)" function
|
|
|
4620 */
|
|
|
4621 static void
|
|
|
4622 f_getline(argvars, retvar)
|
|
|
4623 VAR argvars;
|
|
|
4624 VAR retvar;
|
|
|
4625 {
|
|
|
4626 linenr_T lnum;
|
|
|
4627 char_u *p;
|
|
|
4628
|
|
|
4629 lnum = get_var_lnum(argvars);
|
|
|
4630
|
|
|
4631 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4632 p = ml_get(lnum);
|
|
|
4633 else
|
|
|
4634 p = (char_u *)"";
|
|
|
4635
|
|
|
4636 retvar->var_type = VAR_STRING;
|
|
|
4637 retvar->var_val.var_string = vim_strsave(p);
|
|
|
4638 }
|
|
|
4639
|
|
|
4640 /*
|
|
|
4641 * "getwinposx()" function
|
|
|
4642 */
|
|
|
4643 /*ARGSUSED*/
|
|
|
4644 static void
|
|
|
4645 f_getwinposx(argvars, retvar)
|
|
|
4646 VAR argvars;
|
|
|
4647 VAR retvar;
|
|
|
4648 {
|
|
|
4649 retvar->var_val.var_number = -1;
|
|
|
4650 #ifdef FEAT_GUI
|
|
|
4651 if (gui.in_use)
|
|
|
4652 {
|
|
|
4653 int x, y;
|
|
|
4654
|
|
|
4655 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
|
4656 retvar->var_val.var_number = x;
|
|
|
4657 }
|
|
|
4658 #endif
|
|
|
4659 }
|
|
|
4660
|
|
|
4661 /*
|
|
|
4662 * "getwinposy()" function
|
|
|
4663 */
|
|
|
4664 /*ARGSUSED*/
|
|
|
4665 static void
|
|
|
4666 f_getwinposy(argvars, retvar)
|
|
|
4667 VAR argvars;
|
|
|
4668 VAR retvar;
|
|
|
4669 {
|
|
|
4670 retvar->var_val.var_number = -1;
|
|
|
4671 #ifdef FEAT_GUI
|
|
|
4672 if (gui.in_use)
|
|
|
4673 {
|
|
|
4674 int x, y;
|
|
|
4675
|
|
|
4676 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
|
4677 retvar->var_val.var_number = y;
|
|
|
4678 }
|
|
|
4679 #endif
|
|
|
4680 }
|
|
|
4681
|
|
|
4682 /*
|
|
|
4683 * "getwinvar()" function
|
|
|
4684 */
|
|
|
4685 static void
|
|
|
4686 f_getwinvar(argvars, retvar)
|
|
|
4687 VAR argvars;
|
|
|
4688 VAR retvar;
|
|
|
4689 {
|
|
|
4690 win_T *win, *oldcurwin;
|
|
|
4691 char_u *varname;
|
|
|
4692 VAR v;
|
|
|
4693
|
|
|
4694 ++emsg_off;
|
|
|
4695 win = find_win_by_nr(&argvars[0]);
|
|
|
4696 varname = get_var_string(&argvars[1]);
|
|
|
4697
|
|
|
4698 retvar->var_type = VAR_STRING;
|
|
|
4699 retvar->var_val.var_string = NULL;
|
|
|
4700
|
|
|
4701 if (win != NULL && varname != NULL)
|
|
|
4702 {
|
|
|
4703 if (*varname == '&') /* window-local-option */
|
|
|
4704 {
|
|
|
4705 /* set curwin to be our win, temporarily */
|
|
|
4706 oldcurwin = curwin;
|
|
|
4707 curwin = win;
|
|
|
4708
|
|
|
4709 get_option_var(&varname, retvar , 1);
|
|
|
4710
|
|
|
4711 /* restore previous notion of curwin */
|
|
|
4712 curwin = oldcurwin;
|
|
|
4713 }
|
|
|
4714 else
|
|
|
4715 {
|
|
|
4716 /* look up the variable */
|
|
|
4717 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
4718 if (v != NULL)
|
|
|
4719 copy_var(v, retvar);
|
|
|
4720 }
|
|
|
4721 }
|
|
|
4722
|
|
|
4723 --emsg_off;
|
|
|
4724 }
|
|
|
4725
|
|
|
4726 /*
|
|
|
4727 * "glob()" function
|
|
|
4728 */
|
|
|
4729 static void
|
|
|
4730 f_glob(argvars, retvar)
|
|
|
4731 VAR argvars;
|
|
|
4732 VAR retvar;
|
|
|
4733 {
|
|
|
4734 expand_T xpc;
|
|
|
4735
|
|
|
4736 ExpandInit(&xpc);
|
|
|
4737 xpc.xp_context = EXPAND_FILES;
|
|
|
4738 retvar->var_type = VAR_STRING;
|
|
|
4739 retvar->var_val.var_string = ExpandOne(&xpc, get_var_string(&argvars[0]),
|
|
|
4740 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
4741 ExpandCleanup(&xpc);
|
|
|
4742 }
|
|
|
4743
|
|
|
4744 /*
|
|
|
4745 * "globpath()" function
|
|
|
4746 */
|
|
|
4747 static void
|
|
|
4748 f_globpath(argvars, retvar)
|
|
|
4749 VAR argvars;
|
|
|
4750 VAR retvar;
|
|
|
4751 {
|
|
|
4752 char_u buf1[NUMBUFLEN];
|
|
|
4753
|
|
|
4754 retvar->var_type = VAR_STRING;
|
|
|
4755 retvar->var_val.var_string = globpath(get_var_string(&argvars[0]),
|
|
|
4756 get_var_string_buf(&argvars[1], buf1));
|
|
|
4757 }
|
|
|
4758
|
|
|
4759 /*
|
|
|
4760 * "has()" function
|
|
|
4761 */
|
|
|
4762 static void
|
|
|
4763 f_has(argvars, retvar)
|
|
|
4764 VAR argvars;
|
|
|
4765 VAR retvar;
|
|
|
4766 {
|
|
|
4767 int i;
|
|
|
4768 char_u *name;
|
|
|
4769 int n = FALSE;
|
|
|
4770 static char *(has_list[]) =
|
|
|
4771 {
|
|
|
4772 #ifdef AMIGA
|
|
|
4773 "amiga",
|
|
|
4774 # ifdef FEAT_ARP
|
|
|
4775 "arp",
|
|
|
4776 # endif
|
|
|
4777 #endif
|
|
|
4778 #ifdef __BEOS__
|
|
|
4779 "beos",
|
|
|
4780 #endif
|
|
|
4781 #ifdef MSDOS
|
|
|
4782 # ifdef DJGPP
|
|
|
4783 "dos32",
|
|
|
4784 # else
|
|
|
4785 "dos16",
|
|
|
4786 # endif
|
|
|
4787 #endif
|
|
|
4788 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
4789 "mac",
|
|
|
4790 #endif
|
|
|
4791 #if defined(MACOS_X_UNIX)
|
|
|
4792 "macunix",
|
|
|
4793 #endif
|
|
|
4794 #ifdef OS2
|
|
|
4795 "os2",
|
|
|
4796 #endif
|
|
|
4797 #ifdef __QNX__
|
|
|
4798 "qnx",
|
|
|
4799 #endif
|
|
|
4800 #ifdef RISCOS
|
|
|
4801 "riscos",
|
|
|
4802 #endif
|
|
|
4803 #ifdef UNIX
|
|
|
4804 "unix",
|
|
|
4805 #endif
|
|
|
4806 #ifdef VMS
|
|
|
4807 "vms",
|
|
|
4808 #endif
|
|
|
4809 #ifdef WIN16
|
|
|
4810 "win16",
|
|
|
4811 #endif
|
|
|
4812 #ifdef WIN32
|
|
|
4813 "win32",
|
|
|
4814 #endif
|
|
|
4815 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
4816 "win32unix",
|
|
|
4817 #endif
|
|
|
4818 #ifdef WIN64
|
|
|
4819 "win64",
|
|
|
4820 #endif
|
|
|
4821 #ifdef EBCDIC
|
|
|
4822 "ebcdic",
|
|
|
4823 #endif
|
|
|
4824 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
4825 "fname_case",
|
|
|
4826 #endif
|
|
|
4827 #ifdef FEAT_ARABIC
|
|
|
4828 "arabic",
|
|
|
4829 #endif
|
|
|
4830 #ifdef FEAT_AUTOCMD
|
|
|
4831 "autocmd",
|
|
|
4832 #endif
|
|
|
4833 #ifdef FEAT_BEVAL
|
|
|
4834 "balloon_eval",
|
|
|
4835 #endif
|
|
|
4836 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
4837 "builtin_terms",
|
|
|
4838 # ifdef ALL_BUILTIN_TCAPS
|
|
|
4839 "all_builtin_terms",
|
|
|
4840 # endif
|
|
|
4841 #endif
|
|
|
4842 #ifdef FEAT_BYTEOFF
|
|
|
4843 "byte_offset",
|
|
|
4844 #endif
|
|
|
4845 #ifdef FEAT_CINDENT
|
|
|
4846 "cindent",
|
|
|
4847 #endif
|
|
|
4848 #ifdef FEAT_CLIENTSERVER
|
|
|
4849 "clientserver",
|
|
|
4850 #endif
|
|
|
4851 #ifdef FEAT_CLIPBOARD
|
|
|
4852 "clipboard",
|
|
|
4853 #endif
|
|
|
4854 #ifdef FEAT_CMDL_COMPL
|
|
|
4855 "cmdline_compl",
|
|
|
4856 #endif
|
|
|
4857 #ifdef FEAT_CMDHIST
|
|
|
4858 "cmdline_hist",
|
|
|
4859 #endif
|
|
|
4860 #ifdef FEAT_COMMENTS
|
|
|
4861 "comments",
|
|
|
4862 #endif
|
|
|
4863 #ifdef FEAT_CRYPT
|
|
|
4864 "cryptv",
|
|
|
4865 #endif
|
|
|
4866 #ifdef FEAT_CSCOPE
|
|
|
4867 "cscope",
|
|
|
4868 #endif
|
|
|
4869 #ifdef DEBUG
|
|
|
4870 "debug",
|
|
|
4871 #endif
|
|
|
4872 #ifdef FEAT_CON_DIALOG
|
|
|
4873 "dialog_con",
|
|
|
4874 #endif
|
|
|
4875 #ifdef FEAT_GUI_DIALOG
|
|
|
4876 "dialog_gui",
|
|
|
4877 #endif
|
|
|
4878 #ifdef FEAT_DIFF
|
|
|
4879 "diff",
|
|
|
4880 #endif
|
|
|
4881 #ifdef FEAT_DIGRAPHS
|
|
|
4882 "digraphs",
|
|
|
4883 #endif
|
|
|
4884 #ifdef FEAT_DND
|
|
|
4885 "dnd",
|
|
|
4886 #endif
|
|
|
4887 #ifdef FEAT_EMACS_TAGS
|
|
|
4888 "emacs_tags",
|
|
|
4889 #endif
|
|
|
4890 "eval", /* always present, of course! */
|
|
|
4891 #ifdef FEAT_EX_EXTRA
|
|
|
4892 "ex_extra",
|
|
|
4893 #endif
|
|
|
4894 #ifdef FEAT_SEARCH_EXTRA
|
|
|
4895 "extra_search",
|
|
|
4896 #endif
|
|
|
4897 #ifdef FEAT_FKMAP
|
|
|
4898 "farsi",
|
|
|
4899 #endif
|
|
|
4900 #ifdef FEAT_SEARCHPATH
|
|
|
4901 "file_in_path",
|
|
|
4902 #endif
|
|
|
4903 #ifdef FEAT_FIND_ID
|
|
|
4904 "find_in_path",
|
|
|
4905 #endif
|
|
|
4906 #ifdef FEAT_FOLDING
|
|
|
4907 "folding",
|
|
|
4908 #endif
|
|
|
4909 #ifdef FEAT_FOOTER
|
|
|
4910 "footer",
|
|
|
4911 #endif
|
|
|
4912 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
4913 "fork",
|
|
|
4914 #endif
|
|
|
4915 #ifdef FEAT_GETTEXT
|
|
|
4916 "gettext",
|
|
|
4917 #endif
|
|
|
4918 #ifdef FEAT_GUI
|
|
|
4919 "gui",
|
|
|
4920 #endif
|
|
|
4921 #ifdef FEAT_GUI_ATHENA
|
|
|
4922 # ifdef FEAT_GUI_NEXTAW
|
|
|
4923 "gui_neXtaw",
|
|
|
4924 # else
|
|
|
4925 "gui_athena",
|
|
|
4926 # endif
|
|
|
4927 #endif
|
|
|
4928 #ifdef FEAT_GUI_BEOS
|
|
|
4929 "gui_beos",
|
|
|
4930 #endif
|
|
11
|
4931 #ifdef FEAT_GUI_KDE
|
|
|
4932 "gui_kde",
|
|
|
4933 #endif
|
|
7
|
4934 #ifdef FEAT_GUI_GTK
|
|
|
4935 "gui_gtk",
|
|
|
4936 # ifdef HAVE_GTK2
|
|
|
4937 "gui_gtk2",
|
|
|
4938 # endif
|
|
|
4939 #endif
|
|
|
4940 #ifdef FEAT_GUI_MAC
|
|
|
4941 "gui_mac",
|
|
|
4942 #endif
|
|
|
4943 #ifdef FEAT_GUI_MOTIF
|
|
|
4944 "gui_motif",
|
|
|
4945 #endif
|
|
|
4946 #ifdef FEAT_GUI_PHOTON
|
|
|
4947 "gui_photon",
|
|
|
4948 #endif
|
|
|
4949 #ifdef FEAT_GUI_W16
|
|
|
4950 "gui_win16",
|
|
|
4951 #endif
|
|
|
4952 #ifdef FEAT_GUI_W32
|
|
|
4953 "gui_win32",
|
|
|
4954 #endif
|
|
|
4955 #ifdef FEAT_HANGULIN
|
|
|
4956 "hangul_input",
|
|
|
4957 #endif
|
|
|
4958 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
4959 "iconv",
|
|
|
4960 #endif
|
|
|
4961 #ifdef FEAT_INS_EXPAND
|
|
|
4962 "insert_expand",
|
|
|
4963 #endif
|
|
|
4964 #ifdef FEAT_JUMPLIST
|
|
|
4965 "jumplist",
|
|
|
4966 #endif
|
|
|
4967 #ifdef FEAT_KEYMAP
|
|
|
4968 "keymap",
|
|
|
4969 #endif
|
|
|
4970 #ifdef FEAT_LANGMAP
|
|
|
4971 "langmap",
|
|
|
4972 #endif
|
|
|
4973 #ifdef FEAT_LIBCALL
|
|
|
4974 "libcall",
|
|
|
4975 #endif
|
|
|
4976 #ifdef FEAT_LINEBREAK
|
|
|
4977 "linebreak",
|
|
|
4978 #endif
|
|
|
4979 #ifdef FEAT_LISP
|
|
|
4980 "lispindent",
|
|
|
4981 #endif
|
|
|
4982 #ifdef FEAT_LISTCMDS
|
|
|
4983 "listcmds",
|
|
|
4984 #endif
|
|
|
4985 #ifdef FEAT_LOCALMAP
|
|
|
4986 "localmap",
|
|
|
4987 #endif
|
|
|
4988 #ifdef FEAT_MENU
|
|
|
4989 "menu",
|
|
|
4990 #endif
|
|
|
4991 #ifdef FEAT_SESSION
|
|
|
4992 "mksession",
|
|
|
4993 #endif
|
|
|
4994 #ifdef FEAT_MODIFY_FNAME
|
|
|
4995 "modify_fname",
|
|
|
4996 #endif
|
|
|
4997 #ifdef FEAT_MOUSE
|
|
|
4998 "mouse",
|
|
|
4999 #endif
|
|
|
5000 #ifdef FEAT_MOUSESHAPE
|
|
|
5001 "mouseshape",
|
|
|
5002 #endif
|
|
|
5003 #if defined(UNIX) || defined(VMS)
|
|
|
5004 # ifdef FEAT_MOUSE_DEC
|
|
|
5005 "mouse_dec",
|
|
|
5006 # endif
|
|
|
5007 # ifdef FEAT_MOUSE_GPM
|
|
|
5008 "mouse_gpm",
|
|
|
5009 # endif
|
|
|
5010 # ifdef FEAT_MOUSE_JSB
|
|
|
5011 "mouse_jsbterm",
|
|
|
5012 # endif
|
|
|
5013 # ifdef FEAT_MOUSE_NET
|
|
|
5014 "mouse_netterm",
|
|
|
5015 # endif
|
|
|
5016 # ifdef FEAT_MOUSE_PTERM
|
|
|
5017 "mouse_pterm",
|
|
|
5018 # endif
|
|
|
5019 # ifdef FEAT_MOUSE_XTERM
|
|
|
5020 "mouse_xterm",
|
|
|
5021 # endif
|
|
|
5022 #endif
|
|
|
5023 #ifdef FEAT_MBYTE
|
|
|
5024 "multi_byte",
|
|
|
5025 #endif
|
|
|
5026 #ifdef FEAT_MBYTE_IME
|
|
|
5027 "multi_byte_ime",
|
|
|
5028 #endif
|
|
|
5029 #ifdef FEAT_MULTI_LANG
|
|
|
5030 "multi_lang",
|
|
|
5031 #endif
|
|
14
|
5032 #ifdef FEAT_MZSCHEME
|
|
|
5033 "mzscheme",
|
|
|
5034 #endif
|
|
7
|
5035 #ifdef FEAT_OLE
|
|
|
5036 "ole",
|
|
|
5037 #endif
|
|
|
5038 #ifdef FEAT_OSFILETYPE
|
|
|
5039 "osfiletype",
|
|
|
5040 #endif
|
|
|
5041 #ifdef FEAT_PATH_EXTRA
|
|
|
5042 "path_extra",
|
|
|
5043 #endif
|
|
|
5044 #ifdef FEAT_PERL
|
|
|
5045 #ifndef DYNAMIC_PERL
|
|
|
5046 "perl",
|
|
|
5047 #endif
|
|
|
5048 #endif
|
|
|
5049 #ifdef FEAT_PYTHON
|
|
|
5050 #ifndef DYNAMIC_PYTHON
|
|
|
5051 "python",
|
|
|
5052 #endif
|
|
|
5053 #endif
|
|
|
5054 #ifdef FEAT_POSTSCRIPT
|
|
|
5055 "postscript",
|
|
|
5056 #endif
|
|
|
5057 #ifdef FEAT_PRINTER
|
|
|
5058 "printer",
|
|
|
5059 #endif
|
|
|
5060 #ifdef FEAT_QUICKFIX
|
|
|
5061 "quickfix",
|
|
|
5062 #endif
|
|
|
5063 #ifdef FEAT_RIGHTLEFT
|
|
|
5064 "rightleft",
|
|
|
5065 #endif
|
|
|
5066 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
5067 "ruby",
|
|
|
5068 #endif
|
|
|
5069 #ifdef FEAT_SCROLLBIND
|
|
|
5070 "scrollbind",
|
|
|
5071 #endif
|
|
|
5072 #ifdef FEAT_CMDL_INFO
|
|
|
5073 "showcmd",
|
|
|
5074 "cmdline_info",
|
|
|
5075 #endif
|
|
|
5076 #ifdef FEAT_SIGNS
|
|
|
5077 "signs",
|
|
|
5078 #endif
|
|
|
5079 #ifdef FEAT_SMARTINDENT
|
|
|
5080 "smartindent",
|
|
|
5081 #endif
|
|
|
5082 #ifdef FEAT_SNIFF
|
|
|
5083 "sniff",
|
|
|
5084 #endif
|
|
|
5085 #ifdef FEAT_STL_OPT
|
|
|
5086 "statusline",
|
|
|
5087 #endif
|
|
|
5088 #ifdef FEAT_SUN_WORKSHOP
|
|
|
5089 "sun_workshop",
|
|
|
5090 #endif
|
|
|
5091 #ifdef FEAT_NETBEANS_INTG
|
|
|
5092 "netbeans_intg",
|
|
|
5093 #endif
|
|
|
5094 #ifdef FEAT_SYN_HL
|
|
|
5095 "syntax",
|
|
|
5096 #endif
|
|
|
5097 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
5098 "system",
|
|
|
5099 #endif
|
|
|
5100 #ifdef FEAT_TAG_BINS
|
|
|
5101 "tag_binary",
|
|
|
5102 #endif
|
|
|
5103 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
5104 "tag_old_static",
|
|
|
5105 #endif
|
|
|
5106 #ifdef FEAT_TAG_ANYWHITE
|
|
|
5107 "tag_any_white",
|
|
|
5108 #endif
|
|
|
5109 #ifdef FEAT_TCL
|
|
|
5110 # ifndef DYNAMIC_TCL
|
|
|
5111 "tcl",
|
|
|
5112 # endif
|
|
|
5113 #endif
|
|
|
5114 #ifdef TERMINFO
|
|
|
5115 "terminfo",
|
|
|
5116 #endif
|
|
|
5117 #ifdef FEAT_TERMRESPONSE
|
|
|
5118 "termresponse",
|
|
|
5119 #endif
|
|
|
5120 #ifdef FEAT_TEXTOBJ
|
|
|
5121 "textobjects",
|
|
|
5122 #endif
|
|
|
5123 #ifdef HAVE_TGETENT
|
|
|
5124 "tgetent",
|
|
|
5125 #endif
|
|
|
5126 #ifdef FEAT_TITLE
|
|
|
5127 "title",
|
|
|
5128 #endif
|
|
|
5129 #ifdef FEAT_TOOLBAR
|
|
|
5130 "toolbar",
|
|
|
5131 #endif
|
|
|
5132 #ifdef FEAT_USR_CMDS
|
|
|
5133 "user-commands", /* was accidentally included in 5.4 */
|
|
|
5134 "user_commands",
|
|
|
5135 #endif
|
|
|
5136 #ifdef FEAT_VIMINFO
|
|
|
5137 "viminfo",
|
|
|
5138 #endif
|
|
|
5139 #ifdef FEAT_VERTSPLIT
|
|
|
5140 "vertsplit",
|
|
|
5141 #endif
|
|
|
5142 #ifdef FEAT_VIRTUALEDIT
|
|
|
5143 "virtualedit",
|
|
|
5144 #endif
|
|
|
5145 #ifdef FEAT_VISUAL
|
|
|
5146 "visual",
|
|
|
5147 #endif
|
|
|
5148 #ifdef FEAT_VISUALEXTRA
|
|
|
5149 "visualextra",
|
|
|
5150 #endif
|
|
|
5151 #ifdef FEAT_VREPLACE
|
|
|
5152 "vreplace",
|
|
|
5153 #endif
|
|
|
5154 #ifdef FEAT_WILDIGN
|
|
|
5155 "wildignore",
|
|
|
5156 #endif
|
|
|
5157 #ifdef FEAT_WILDMENU
|
|
|
5158 "wildmenu",
|
|
|
5159 #endif
|
|
|
5160 #ifdef FEAT_WINDOWS
|
|
|
5161 "windows",
|
|
|
5162 #endif
|
|
|
5163 #ifdef FEAT_WAK
|
|
|
5164 "winaltkeys",
|
|
|
5165 #endif
|
|
|
5166 #ifdef FEAT_WRITEBACKUP
|
|
|
5167 "writebackup",
|
|
|
5168 #endif
|
|
|
5169 #ifdef FEAT_XIM
|
|
|
5170 "xim",
|
|
|
5171 #endif
|
|
|
5172 #ifdef FEAT_XFONTSET
|
|
|
5173 "xfontset",
|
|
|
5174 #endif
|
|
|
5175 #ifdef USE_XSMP
|
|
|
5176 "xsmp",
|
|
|
5177 #endif
|
|
|
5178 #ifdef USE_XSMP_INTERACT
|
|
|
5179 "xsmp_interact",
|
|
|
5180 #endif
|
|
|
5181 #ifdef FEAT_XCLIPBOARD
|
|
|
5182 "xterm_clipboard",
|
|
|
5183 #endif
|
|
|
5184 #ifdef FEAT_XTERM_SAVE
|
|
|
5185 "xterm_save",
|
|
|
5186 #endif
|
|
|
5187 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
5188 "X11",
|
|
|
5189 #endif
|
|
|
5190 NULL
|
|
|
5191 };
|
|
|
5192
|
|
|
5193 name = get_var_string(&argvars[0]);
|
|
|
5194 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
5195 if (STRICMP(name, has_list[i]) == 0)
|
|
|
5196 {
|
|
|
5197 n = TRUE;
|
|
|
5198 break;
|
|
|
5199 }
|
|
|
5200
|
|
|
5201 if (n == FALSE)
|
|
|
5202 {
|
|
|
5203 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
5204 n = has_patch(atoi((char *)name + 5));
|
|
|
5205 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
5206 n = (starting != 0);
|
|
|
5207 #ifdef DYNAMIC_TCL
|
|
|
5208 else if (STRICMP(name, "tcl") == 0)
|
|
|
5209 n = tcl_enabled(FALSE);
|
|
|
5210 #endif
|
|
|
5211 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
5212 else if (STRICMP(name, "iconv") == 0)
|
|
|
5213 n = iconv_enabled(FALSE);
|
|
|
5214 #endif
|
|
|
5215 #ifdef DYNAMIC_RUBY
|
|
|
5216 else if (STRICMP(name, "ruby") == 0)
|
|
|
5217 n = ruby_enabled(FALSE);
|
|
|
5218 #endif
|
|
|
5219 #ifdef DYNAMIC_PYTHON
|
|
|
5220 else if (STRICMP(name, "python") == 0)
|
|
|
5221 n = python_enabled(FALSE);
|
|
|
5222 #endif
|
|
|
5223 #ifdef DYNAMIC_PERL
|
|
|
5224 else if (STRICMP(name, "perl") == 0)
|
|
|
5225 n = perl_enabled(FALSE);
|
|
|
5226 #endif
|
|
|
5227 #ifdef FEAT_GUI
|
|
|
5228 else if (STRICMP(name, "gui_running") == 0)
|
|
|
5229 n = (gui.in_use || gui.starting);
|
|
|
5230 # ifdef FEAT_GUI_W32
|
|
|
5231 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
5232 n = gui_is_win32s();
|
|
|
5233 # endif
|
|
|
5234 # ifdef FEAT_BROWSE
|
|
|
5235 else if (STRICMP(name, "browse") == 0)
|
|
|
5236 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
5237 # endif
|
|
|
5238 #endif
|
|
|
5239 #ifdef FEAT_SYN_HL
|
|
|
5240 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
5241 n = syntax_present(curbuf);
|
|
|
5242 #endif
|
|
|
5243 #if defined(WIN3264)
|
|
|
5244 else if (STRICMP(name, "win95") == 0)
|
|
|
5245 n = mch_windows95();
|
|
|
5246 #endif
|
|
|
5247 }
|
|
|
5248
|
|
|
5249 retvar->var_val.var_number = n;
|
|
|
5250 }
|
|
|
5251
|
|
|
5252 /*
|
|
|
5253 * "hasmapto()" function
|
|
|
5254 */
|
|
|
5255 static void
|
|
|
5256 f_hasmapto(argvars, retvar)
|
|
|
5257 VAR argvars;
|
|
|
5258 VAR retvar;
|
|
|
5259 {
|
|
|
5260 char_u *name;
|
|
|
5261 char_u *mode;
|
|
|
5262 char_u buf[NUMBUFLEN];
|
|
|
5263
|
|
|
5264 name = get_var_string(&argvars[0]);
|
|
|
5265 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5266 mode = (char_u *)"nvo";
|
|
|
5267 else
|
|
|
5268 mode = get_var_string_buf(&argvars[1], buf);
|
|
|
5269
|
|
|
5270 if (map_to_exists(name, mode))
|
|
|
5271 retvar->var_val.var_number = TRUE;
|
|
|
5272 else
|
|
|
5273 retvar->var_val.var_number = FALSE;
|
|
|
5274 }
|
|
|
5275
|
|
|
5276 /*
|
|
|
5277 * "histadd()" function
|
|
|
5278 */
|
|
|
5279 /*ARGSUSED*/
|
|
|
5280 static void
|
|
|
5281 f_histadd(argvars, retvar)
|
|
|
5282 VAR argvars;
|
|
|
5283 VAR retvar;
|
|
|
5284 {
|
|
|
5285 #ifdef FEAT_CMDHIST
|
|
|
5286 int histype;
|
|
|
5287 char_u *str;
|
|
|
5288 char_u buf[NUMBUFLEN];
|
|
|
5289 #endif
|
|
|
5290
|
|
|
5291 retvar->var_val.var_number = FALSE;
|
|
|
5292 if (check_restricted() || check_secure())
|
|
|
5293 return;
|
|
|
5294 #ifdef FEAT_CMDHIST
|
|
|
5295 histype = get_histtype(get_var_string(&argvars[0]));
|
|
|
5296 if (histype >= 0)
|
|
|
5297 {
|
|
|
5298 str = get_var_string_buf(&argvars[1], buf);
|
|
|
5299 if (*str != NUL)
|
|
|
5300 {
|
|
|
5301 add_to_history(histype, str, FALSE, NUL);
|
|
|
5302 retvar->var_val.var_number = TRUE;
|
|
|
5303 return;
|
|
|
5304 }
|
|
|
5305 }
|
|
|
5306 #endif
|
|
|
5307 }
|
|
|
5308
|
|
|
5309 /*
|
|
|
5310 * "histdel()" function
|
|
|
5311 */
|
|
|
5312 /*ARGSUSED*/
|
|
|
5313 static void
|
|
|
5314 f_histdel(argvars, retvar)
|
|
|
5315 VAR argvars;
|
|
|
5316 VAR retvar;
|
|
|
5317 {
|
|
|
5318 #ifdef FEAT_CMDHIST
|
|
|
5319 int n;
|
|
|
5320 char_u buf[NUMBUFLEN];
|
|
|
5321
|
|
|
5322 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5323 /* only one argument: clear entire history */
|
|
|
5324 n = clr_history(get_histtype(get_var_string(&argvars[0])));
|
|
|
5325 else if (argvars[1].var_type == VAR_NUMBER)
|
|
|
5326 /* index given: remove that entry */
|
|
|
5327 n = del_history_idx(get_histtype(get_var_string(&argvars[0])),
|
|
|
5328 (int)get_var_number(&argvars[1]));
|
|
|
5329 else
|
|
|
5330 /* string given: remove all matching entries */
|
|
|
5331 n = del_history_entry(get_histtype(get_var_string(&argvars[0])),
|
|
|
5332 get_var_string_buf(&argvars[1], buf));
|
|
|
5333 retvar->var_val.var_number = n;
|
|
|
5334 #else
|
|
|
5335 retvar->var_val.var_number = 0;
|
|
|
5336 #endif
|
|
|
5337 }
|
|
|
5338
|
|
|
5339 /*
|
|
|
5340 * "histget()" function
|
|
|
5341 */
|
|
|
5342 /*ARGSUSED*/
|
|
|
5343 static void
|
|
|
5344 f_histget(argvars, retvar)
|
|
|
5345 VAR argvars;
|
|
|
5346 VAR retvar;
|
|
|
5347 {
|
|
|
5348 #ifdef FEAT_CMDHIST
|
|
|
5349 int type;
|
|
|
5350 int idx;
|
|
|
5351
|
|
|
5352 type = get_histtype(get_var_string(&argvars[0]));
|
|
|
5353 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5354 idx = get_history_idx(type);
|
|
|
5355 else
|
|
|
5356 idx = (int)get_var_number(&argvars[1]);
|
|
|
5357 retvar->var_val.var_string = vim_strsave(get_history_entry(type, idx));
|
|
|
5358 #else
|
|
|
5359 retvar->var_val.var_string = NULL;
|
|
|
5360 #endif
|
|
|
5361 retvar->var_type = VAR_STRING;
|
|
|
5362 }
|
|
|
5363
|
|
|
5364 /*
|
|
|
5365 * "histnr()" function
|
|
|
5366 */
|
|
|
5367 /*ARGSUSED*/
|
|
|
5368 static void
|
|
|
5369 f_histnr(argvars, retvar)
|
|
|
5370 VAR argvars;
|
|
|
5371 VAR retvar;
|
|
|
5372 {
|
|
|
5373 int i;
|
|
|
5374
|
|
|
5375 #ifdef FEAT_CMDHIST
|
|
|
5376 i = get_histtype(get_var_string(&argvars[0]));
|
|
|
5377 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
5378 i = get_history_idx(i);
|
|
|
5379 else
|
|
|
5380 #endif
|
|
|
5381 i = -1;
|
|
|
5382 retvar->var_val.var_number = i;
|
|
|
5383 }
|
|
|
5384
|
|
|
5385 /*
|
|
|
5386 * "highlight_exists()" function
|
|
|
5387 */
|
|
|
5388 static void
|
|
|
5389 f_hlexists(argvars, retvar)
|
|
|
5390 VAR argvars;
|
|
|
5391 VAR retvar;
|
|
|
5392 {
|
|
|
5393 retvar->var_val.var_number = highlight_exists(get_var_string(&argvars[0]));
|
|
|
5394 }
|
|
|
5395
|
|
|
5396 /*
|
|
|
5397 * "highlightID(name)" function
|
|
|
5398 */
|
|
|
5399 static void
|
|
|
5400 f_hlID(argvars, retvar)
|
|
|
5401 VAR argvars;
|
|
|
5402 VAR retvar;
|
|
|
5403 {
|
|
|
5404 retvar->var_val.var_number = syn_name2id(get_var_string(&argvars[0]));
|
|
|
5405 }
|
|
|
5406
|
|
|
5407 /*
|
|
|
5408 * "hostname()" function
|
|
|
5409 */
|
|
|
5410 /*ARGSUSED*/
|
|
|
5411 static void
|
|
|
5412 f_hostname(argvars, retvar)
|
|
|
5413 VAR argvars;
|
|
|
5414 VAR retvar;
|
|
|
5415 {
|
|
|
5416 char_u hostname[256];
|
|
|
5417
|
|
|
5418 mch_get_host_name(hostname, 256);
|
|
|
5419 retvar->var_type = VAR_STRING;
|
|
|
5420 retvar->var_val.var_string = vim_strsave(hostname);
|
|
|
5421 }
|
|
|
5422
|
|
|
5423 /*
|
|
|
5424 * iconv() function
|
|
|
5425 */
|
|
|
5426 /*ARGSUSED*/
|
|
|
5427 static void
|
|
|
5428 f_iconv(argvars, retvar)
|
|
|
5429 VAR argvars;
|
|
|
5430 VAR retvar;
|
|
|
5431 {
|
|
|
5432 #ifdef FEAT_MBYTE
|
|
|
5433 char_u buf1[NUMBUFLEN];
|
|
|
5434 char_u buf2[NUMBUFLEN];
|
|
|
5435 char_u *from, *to, *str;
|
|
|
5436 vimconv_T vimconv;
|
|
|
5437 #endif
|
|
|
5438
|
|
|
5439 retvar->var_type = VAR_STRING;
|
|
|
5440 retvar->var_val.var_string = NULL;
|
|
|
5441
|
|
|
5442 #ifdef FEAT_MBYTE
|
|
|
5443 str = get_var_string(&argvars[0]);
|
|
|
5444 from = enc_canonize(enc_skip(get_var_string_buf(&argvars[1], buf1)));
|
|
|
5445 to = enc_canonize(enc_skip(get_var_string_buf(&argvars[2], buf2)));
|
|
|
5446 vimconv.vc_type = CONV_NONE;
|
|
|
5447 convert_setup(&vimconv, from, to);
|
|
|
5448
|
|
|
5449 /* If the encodings are equal, no conversion needed. */
|
|
|
5450 if (vimconv.vc_type == CONV_NONE)
|
|
|
5451 retvar->var_val.var_string = vim_strsave(str);
|
|
|
5452 else
|
|
|
5453 retvar->var_val.var_string = string_convert(&vimconv, str, NULL);
|
|
|
5454
|
|
|
5455 convert_setup(&vimconv, NULL, NULL);
|
|
|
5456 vim_free(from);
|
|
|
5457 vim_free(to);
|
|
|
5458 #endif
|
|
|
5459 }
|
|
|
5460
|
|
|
5461 /*
|
|
|
5462 * "indent()" function
|
|
|
5463 */
|
|
|
5464 static void
|
|
|
5465 f_indent(argvars, retvar)
|
|
|
5466 VAR argvars;
|
|
|
5467 VAR retvar;
|
|
|
5468 {
|
|
|
5469 linenr_T lnum;
|
|
|
5470
|
|
|
5471 lnum = get_var_lnum(argvars);
|
|
|
5472 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5473 retvar->var_val.var_number = get_indent_lnum(lnum);
|
|
|
5474 else
|
|
|
5475 retvar->var_val.var_number = -1;
|
|
|
5476 }
|
|
|
5477
|
|
|
5478 static int inputsecret_flag = 0;
|
|
|
5479
|
|
|
5480 /*
|
|
|
5481 * "input()" function
|
|
|
5482 * Also handles inputsecret() when inputsecret is set.
|
|
|
5483 */
|
|
|
5484 static void
|
|
|
5485 f_input(argvars, retvar)
|
|
|
5486 VAR argvars;
|
|
|
5487 VAR retvar;
|
|
|
5488 {
|
|
|
5489 char_u *prompt = get_var_string(&argvars[0]);
|
|
|
5490 char_u *p = NULL;
|
|
|
5491 int c;
|
|
|
5492 char_u buf[NUMBUFLEN];
|
|
|
5493 int cmd_silent_save = cmd_silent;
|
|
|
5494
|
|
|
5495 retvar->var_type = VAR_STRING;
|
|
|
5496
|
|
|
5497 #ifdef NO_CONSOLE_INPUT
|
|
|
5498 /* While starting up, there is no place to enter text. */
|
|
|
5499 if (no_console_input())
|
|
|
5500 {
|
|
|
5501 retvar->var_val.var_string = NULL;
|
|
|
5502 return;
|
|
|
5503 }
|
|
|
5504 #endif
|
|
|
5505
|
|
|
5506 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
5507 if (prompt != NULL)
|
|
|
5508 {
|
|
|
5509 /* Only the part of the message after the last NL is considered as
|
|
|
5510 * prompt for the command line */
|
|
|
5511 p = vim_strrchr(prompt, '\n');
|
|
|
5512 if (p == NULL)
|
|
|
5513 p = prompt;
|
|
|
5514 else
|
|
|
5515 {
|
|
|
5516 ++p;
|
|
|
5517 c = *p;
|
|
|
5518 *p = NUL;
|
|
|
5519 msg_start();
|
|
|
5520 msg_clr_eos();
|
|
|
5521 msg_puts_attr(prompt, echo_attr);
|
|
|
5522 msg_didout = FALSE;
|
|
|
5523 msg_starthere();
|
|
|
5524 *p = c;
|
|
|
5525 }
|
|
|
5526 cmdline_row = msg_row;
|
|
|
5527 }
|
|
|
5528
|
|
|
5529 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5530 stuffReadbuffSpec(get_var_string_buf(&argvars[1], buf));
|
|
|
5531
|
|
|
5532 retvar->var_val.var_string =
|
|
|
5533 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
5534
|
|
|
5535 /* since the user typed this, no need to wait for return */
|
|
|
5536 need_wait_return = FALSE;
|
|
|
5537 msg_didout = FALSE;
|
|
|
5538 cmd_silent = cmd_silent_save;
|
|
|
5539 }
|
|
|
5540
|
|
|
5541 /*
|
|
|
5542 * "inputdialog()" function
|
|
|
5543 */
|
|
|
5544 static void
|
|
|
5545 f_inputdialog(argvars, retvar)
|
|
|
5546 VAR argvars;
|
|
|
5547 VAR retvar;
|
|
|
5548 {
|
|
|
5549 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
5550 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
5551 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
5552 {
|
|
|
5553 char_u *message;
|
|
|
5554 char_u buf[NUMBUFLEN];
|
|
|
5555
|
|
|
5556 message = get_var_string(&argvars[0]);
|
|
|
5557 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5558 {
|
|
|
5559 STRNCPY(IObuff, get_var_string_buf(&argvars[1], buf), IOSIZE);
|
|
|
5560 IObuff[IOSIZE - 1] = NUL;
|
|
|
5561 }
|
|
|
5562 else
|
|
|
5563 IObuff[0] = NUL;
|
|
|
5564 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
5565 1, IObuff) == 1)
|
|
|
5566 retvar->var_val.var_string = vim_strsave(IObuff);
|
|
|
5567 else
|
|
|
5568 {
|
|
|
5569 if (argvars[1].var_type != VAR_UNKNOWN
|
|
|
5570 && argvars[2].var_type != VAR_UNKNOWN)
|
|
|
5571 retvar->var_val.var_string = vim_strsave(
|
|
|
5572 get_var_string_buf(&argvars[2], buf));
|
|
|
5573 else
|
|
|
5574 retvar->var_val.var_string = NULL;
|
|
|
5575 }
|
|
|
5576 retvar->var_type = VAR_STRING;
|
|
|
5577 }
|
|
|
5578 else
|
|
|
5579 #endif
|
|
|
5580 f_input(argvars, retvar);
|
|
|
5581 }
|
|
|
5582
|
|
|
5583 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
5584
|
|
|
5585 /*
|
|
|
5586 * "inputrestore()" function
|
|
|
5587 */
|
|
|
5588 /*ARGSUSED*/
|
|
|
5589 static void
|
|
|
5590 f_inputrestore(argvars, retvar)
|
|
|
5591 VAR argvars;
|
|
|
5592 VAR retvar;
|
|
|
5593 {
|
|
|
5594 if (ga_userinput.ga_len > 0)
|
|
|
5595 {
|
|
|
5596 --ga_userinput.ga_len;
|
|
|
5597 ++ga_userinput.ga_room;
|
|
|
5598 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
5599 + ga_userinput.ga_len);
|
|
|
5600 retvar->var_val.var_number = 0; /* OK */
|
|
|
5601 }
|
|
|
5602 else if (p_verbose > 1)
|
|
|
5603 {
|
|
|
5604 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
|
5605 retvar->var_val.var_number = 1; /* Failed */
|
|
|
5606 }
|
|
|
5607 }
|
|
|
5608
|
|
|
5609 /*
|
|
|
5610 * "inputsave()" function
|
|
|
5611 */
|
|
|
5612 /*ARGSUSED*/
|
|
|
5613 static void
|
|
|
5614 f_inputsave(argvars, retvar)
|
|
|
5615 VAR argvars;
|
|
|
5616 VAR retvar;
|
|
|
5617 {
|
|
|
5618 /* Add an entry to the stack of typehead storage. */
|
|
|
5619 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
5620 {
|
|
|
5621 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
5622 + ga_userinput.ga_len);
|
|
|
5623 ++ga_userinput.ga_len;
|
|
|
5624 --ga_userinput.ga_room;
|
|
|
5625 retvar->var_val.var_number = 0; /* OK */
|
|
|
5626 }
|
|
|
5627 else
|
|
|
5628 retvar->var_val.var_number = 1; /* Failed */
|
|
|
5629 }
|
|
|
5630
|
|
|
5631 /*
|
|
|
5632 * "inputsecret()" function
|
|
|
5633 */
|
|
|
5634 static void
|
|
|
5635 f_inputsecret(argvars, retvar)
|
|
|
5636 VAR argvars;
|
|
|
5637 VAR retvar;
|
|
|
5638 {
|
|
|
5639 ++cmdline_star;
|
|
|
5640 ++inputsecret_flag;
|
|
|
5641 f_input(argvars, retvar);
|
|
|
5642 --cmdline_star;
|
|
|
5643 --inputsecret_flag;
|
|
|
5644 }
|
|
|
5645
|
|
|
5646 /*
|
|
|
5647 * "isdirectory()" function
|
|
|
5648 */
|
|
|
5649 static void
|
|
|
5650 f_isdirectory(argvars, retvar)
|
|
|
5651 VAR argvars;
|
|
|
5652 VAR retvar;
|
|
|
5653 {
|
|
|
5654 retvar->var_val.var_number = mch_isdir(get_var_string(&argvars[0]));
|
|
|
5655 }
|
|
|
5656
|
|
|
5657 /*
|
|
|
5658 * "last_buffer_nr()" function.
|
|
|
5659 */
|
|
|
5660 /*ARGSUSED*/
|
|
|
5661 static void
|
|
|
5662 f_last_buffer_nr(argvars, retvar)
|
|
|
5663 VAR argvars;
|
|
|
5664 VAR retvar;
|
|
|
5665 {
|
|
|
5666 int n = 0;
|
|
|
5667 buf_T *buf;
|
|
|
5668
|
|
|
5669 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5670 if (n < buf->b_fnum)
|
|
|
5671 n = buf->b_fnum;
|
|
|
5672
|
|
|
5673 retvar->var_val.var_number = n;
|
|
|
5674 }
|
|
|
5675
|
|
|
5676 /*
|
|
|
5677 * "line(string)" function
|
|
|
5678 */
|
|
|
5679 static void
|
|
|
5680 f_line(argvars, retvar)
|
|
|
5681 VAR argvars;
|
|
|
5682 VAR retvar;
|
|
|
5683 {
|
|
|
5684 linenr_T lnum = 0;
|
|
|
5685 pos_T *fp;
|
|
|
5686
|
|
|
5687 fp = var2fpos(&argvars[0], TRUE);
|
|
|
5688 if (fp != NULL)
|
|
|
5689 lnum = fp->lnum;
|
|
|
5690 retvar->var_val.var_number = lnum;
|
|
|
5691 }
|
|
|
5692
|
|
|
5693 /*
|
|
|
5694 * "line2byte(lnum)" function
|
|
|
5695 */
|
|
|
5696 /*ARGSUSED*/
|
|
|
5697 static void
|
|
|
5698 f_line2byte(argvars, retvar)
|
|
|
5699 VAR argvars;
|
|
|
5700 VAR retvar;
|
|
|
5701 {
|
|
|
5702 #ifndef FEAT_BYTEOFF
|
|
|
5703 retvar->var_val.var_number = -1;
|
|
|
5704 #else
|
|
|
5705 linenr_T lnum;
|
|
|
5706
|
|
|
5707 lnum = get_var_lnum(argvars);
|
|
|
5708 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
|
5709 retvar->var_val.var_number = -1;
|
|
|
5710 else
|
|
|
5711 retvar->var_val.var_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
5712 if (retvar->var_val.var_number >= 0)
|
|
|
5713 ++retvar->var_val.var_number;
|
|
|
5714 #endif
|
|
|
5715 }
|
|
|
5716
|
|
|
5717 /*
|
|
|
5718 * "lispindent(lnum)" function
|
|
|
5719 */
|
|
|
5720 static void
|
|
|
5721 f_lispindent(argvars, retvar)
|
|
|
5722 VAR argvars;
|
|
|
5723 VAR retvar;
|
|
|
5724 {
|
|
|
5725 #ifdef FEAT_LISP
|
|
|
5726 pos_T pos;
|
|
|
5727 linenr_T lnum;
|
|
|
5728
|
|
|
5729 pos = curwin->w_cursor;
|
|
|
5730 lnum = get_var_lnum(argvars);
|
|
|
5731 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5732 {
|
|
|
5733 curwin->w_cursor.lnum = lnum;
|
|
|
5734 retvar->var_val.var_number = get_lisp_indent();
|
|
|
5735 curwin->w_cursor = pos;
|
|
|
5736 }
|
|
|
5737 else
|
|
|
5738 #endif
|
|
|
5739 retvar->var_val.var_number = -1;
|
|
|
5740 }
|
|
|
5741
|
|
|
5742 /*
|
|
|
5743 * "localtime()" function
|
|
|
5744 */
|
|
|
5745 /*ARGSUSED*/
|
|
|
5746 static void
|
|
|
5747 f_localtime(argvars, retvar)
|
|
|
5748 VAR argvars;
|
|
|
5749 VAR retvar;
|
|
|
5750 {
|
|
|
5751 retvar->var_val.var_number = (varnumber_T)time(NULL);
|
|
|
5752 }
|
|
|
5753
|
|
|
5754 /*
|
|
|
5755 * "maparg()" function
|
|
|
5756 */
|
|
|
5757 static void
|
|
|
5758 f_maparg(argvars, retvar)
|
|
|
5759 VAR argvars;
|
|
|
5760 VAR retvar;
|
|
|
5761 {
|
|
|
5762 get_maparg(argvars, retvar, TRUE);
|
|
|
5763 }
|
|
|
5764
|
|
|
5765 /*
|
|
|
5766 * "mapcheck()" function
|
|
|
5767 */
|
|
|
5768 static void
|
|
|
5769 f_mapcheck(argvars, retvar)
|
|
|
5770 VAR argvars;
|
|
|
5771 VAR retvar;
|
|
|
5772 {
|
|
|
5773 get_maparg(argvars, retvar, FALSE);
|
|
|
5774 }
|
|
|
5775
|
|
|
5776 static void
|
|
|
5777 get_maparg(argvars, retvar, exact)
|
|
|
5778 VAR argvars;
|
|
|
5779 VAR retvar;
|
|
|
5780 int exact;
|
|
|
5781 {
|
|
|
5782 char_u *keys;
|
|
|
5783 char_u *which;
|
|
|
5784 char_u buf[NUMBUFLEN];
|
|
|
5785 char_u *keys_buf = NULL;
|
|
|
5786 char_u *rhs;
|
|
|
5787 int mode;
|
|
|
5788 garray_T ga;
|
|
|
5789
|
|
|
5790 /* return empty string for failure */
|
|
|
5791 retvar->var_type = VAR_STRING;
|
|
|
5792 retvar->var_val.var_string = NULL;
|
|
|
5793
|
|
|
5794 keys = get_var_string(&argvars[0]);
|
|
|
5795 if (*keys == NUL)
|
|
|
5796 return;
|
|
|
5797
|
|
|
5798 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5799 which = get_var_string_buf(&argvars[1], buf);
|
|
|
5800 else
|
|
|
5801 which = (char_u *)"";
|
|
|
5802 mode = get_map_mode(&which, 0);
|
|
|
5803
|
|
|
5804 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
5805 rhs = check_map(keys, mode, exact);
|
|
|
5806 vim_free(keys_buf);
|
|
|
5807 if (rhs != NULL)
|
|
|
5808 {
|
|
|
5809 ga_init(&ga);
|
|
|
5810 ga.ga_itemsize = 1;
|
|
|
5811 ga.ga_growsize = 40;
|
|
|
5812
|
|
|
5813 while (*rhs != NUL)
|
|
|
5814 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
5815
|
|
|
5816 ga_append(&ga, NUL);
|
|
|
5817 retvar->var_val.var_string = (char_u *)ga.ga_data;
|
|
|
5818 }
|
|
|
5819 }
|
|
|
5820
|
|
|
5821 /*
|
|
|
5822 * "match()" function
|
|
|
5823 */
|
|
|
5824 static void
|
|
|
5825 f_match(argvars, retvar)
|
|
|
5826 VAR argvars;
|
|
|
5827 VAR retvar;
|
|
|
5828 {
|
|
|
5829 find_some_match(argvars, retvar, 1);
|
|
|
5830 }
|
|
|
5831
|
|
|
5832 /*
|
|
|
5833 * "matchend()" function
|
|
|
5834 */
|
|
|
5835 static void
|
|
|
5836 f_matchend(argvars, retvar)
|
|
|
5837 VAR argvars;
|
|
|
5838 VAR retvar;
|
|
|
5839 {
|
|
|
5840 find_some_match(argvars, retvar, 0);
|
|
|
5841 }
|
|
|
5842
|
|
|
5843 /*
|
|
|
5844 * "matchstr()" function
|
|
|
5845 */
|
|
|
5846 static void
|
|
|
5847 f_matchstr(argvars, retvar)
|
|
|
5848 VAR argvars;
|
|
|
5849 VAR retvar;
|
|
|
5850 {
|
|
|
5851 find_some_match(argvars, retvar, 2);
|
|
|
5852 }
|
|
|
5853
|
|
|
5854 static void
|
|
|
5855 find_some_match(argvars, retvar, type)
|
|
|
5856 VAR argvars;
|
|
|
5857 VAR retvar;
|
|
|
5858 int type;
|
|
|
5859 {
|
|
|
5860 char_u *str;
|
|
|
5861 char_u *pat;
|
|
|
5862 regmatch_T regmatch;
|
|
|
5863 char_u patbuf[NUMBUFLEN];
|
|
|
5864 char_u *save_cpo;
|
|
|
5865 long start = 0;
|
|
|
5866
|
|
|
5867 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
5868 save_cpo = p_cpo;
|
|
|
5869 p_cpo = (char_u *)"";
|
|
|
5870
|
|
|
5871 str = get_var_string(&argvars[0]);
|
|
|
5872 pat = get_var_string_buf(&argvars[1], patbuf);
|
|
|
5873
|
|
|
5874 if (type == 2)
|
|
|
5875 {
|
|
|
5876 retvar->var_type = VAR_STRING;
|
|
|
5877 retvar->var_val.var_string = NULL;
|
|
|
5878 }
|
|
|
5879 else
|
|
|
5880 retvar->var_val.var_number = -1;
|
|
|
5881
|
|
|
5882 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
5883 {
|
|
|
5884 start = get_var_number(&argvars[2]);
|
|
|
5885 if (start < 0)
|
|
|
5886 start = 0;
|
|
|
5887 if (start > (long)STRLEN(str))
|
|
|
5888 goto theend;
|
|
|
5889 str += start;
|
|
|
5890 }
|
|
|
5891
|
|
|
5892 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
5893 if (regmatch.regprog != NULL)
|
|
|
5894 {
|
|
|
5895 regmatch.rm_ic = p_ic;
|
|
|
5896 if (vim_regexec_nl(®match, str, (colnr_T)0))
|
|
|
5897 {
|
|
|
5898 if (type == 2)
|
|
|
5899 retvar->var_val.var_string = vim_strnsave(regmatch.startp[0],
|
|
|
5900 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
5901 else
|
|
|
5902 {
|
|
|
5903 if (type != 0)
|
|
|
5904 retvar->var_val.var_number =
|
|
|
5905 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
5906 else
|
|
|
5907 retvar->var_val.var_number =
|
|
|
5908 (varnumber_T)(regmatch.endp[0] - str);
|
|
|
5909 retvar->var_val.var_number += start;
|
|
|
5910 }
|
|
|
5911 }
|
|
|
5912 vim_free(regmatch.regprog);
|
|
|
5913 }
|
|
|
5914
|
|
|
5915 theend:
|
|
|
5916 p_cpo = save_cpo;
|
|
|
5917 }
|
|
|
5918
|
|
|
5919 /*
|
|
|
5920 * "mode()" function
|
|
|
5921 */
|
|
|
5922 /*ARGSUSED*/
|
|
|
5923 static void
|
|
|
5924 f_mode(argvars, retvar)
|
|
|
5925 VAR argvars;
|
|
|
5926 VAR retvar;
|
|
|
5927 {
|
|
|
5928 char_u buf[2];
|
|
|
5929
|
|
|
5930 #ifdef FEAT_VISUAL
|
|
|
5931 if (VIsual_active)
|
|
|
5932 {
|
|
|
5933 if (VIsual_select)
|
|
|
5934 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
5935 else
|
|
|
5936 buf[0] = VIsual_mode;
|
|
|
5937 }
|
|
|
5938 else
|
|
|
5939 #endif
|
|
|
5940 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
5941 buf[0] = 'r';
|
|
|
5942 else if (State & INSERT)
|
|
|
5943 {
|
|
|
5944 if (State & REPLACE_FLAG)
|
|
|
5945 buf[0] = 'R';
|
|
|
5946 else
|
|
|
5947 buf[0] = 'i';
|
|
|
5948 }
|
|
|
5949 else if (State & CMDLINE)
|
|
|
5950 buf[0] = 'c';
|
|
|
5951 else
|
|
|
5952 buf[0] = 'n';
|
|
|
5953
|
|
|
5954 buf[1] = NUL;
|
|
|
5955 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
5956 retvar->var_type = VAR_STRING;
|
|
|
5957 }
|
|
|
5958
|
|
|
5959 /*
|
|
|
5960 * "nr2char()" function
|
|
|
5961 */
|
|
|
5962 static void
|
|
|
5963 f_nr2char(argvars, retvar)
|
|
|
5964 VAR argvars;
|
|
|
5965 VAR retvar;
|
|
|
5966 {
|
|
|
5967 char_u buf[NUMBUFLEN];
|
|
|
5968
|
|
|
5969 #ifdef FEAT_MBYTE
|
|
|
5970 if (has_mbyte)
|
|
|
5971 buf[(*mb_char2bytes)((int)get_var_number(&argvars[0]), buf)] = NUL;
|
|
|
5972 else
|
|
|
5973 #endif
|
|
|
5974 {
|
|
|
5975 buf[0] = (char_u)get_var_number(&argvars[0]);
|
|
|
5976 buf[1] = NUL;
|
|
|
5977 }
|
|
|
5978 retvar->var_type = VAR_STRING;
|
|
|
5979 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
5980 }
|
|
|
5981
|
|
|
5982 /*
|
|
|
5983 * "rename({from}, {to})" function
|
|
|
5984 */
|
|
|
5985 static void
|
|
|
5986 f_rename(argvars, retvar)
|
|
|
5987 VAR argvars;
|
|
|
5988 VAR retvar;
|
|
|
5989 {
|
|
|
5990 char_u buf[NUMBUFLEN];
|
|
|
5991
|
|
|
5992 if (check_restricted() || check_secure())
|
|
|
5993 retvar->var_val.var_number = -1;
|
|
|
5994 else
|
|
|
5995 retvar->var_val.var_number = vim_rename(get_var_string(&argvars[0]),
|
|
|
5996 get_var_string_buf(&argvars[1], buf));
|
|
|
5997 }
|
|
|
5998
|
|
|
5999 /*
|
|
|
6000 * "resolve()" function
|
|
|
6001 */
|
|
|
6002 static void
|
|
|
6003 f_resolve(argvars, retvar)
|
|
|
6004 VAR argvars;
|
|
|
6005 VAR retvar;
|
|
|
6006 {
|
|
|
6007 char_u *p;
|
|
|
6008
|
|
|
6009 p = get_var_string(&argvars[0]);
|
|
|
6010 #ifdef FEAT_SHORTCUT
|
|
|
6011 {
|
|
|
6012 char_u *v = NULL;
|
|
|
6013
|
|
|
6014 v = mch_resolve_shortcut(p);
|
|
|
6015 if (v != NULL)
|
|
|
6016 retvar->var_val.var_string = v;
|
|
|
6017 else
|
|
|
6018 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6019 }
|
|
|
6020 #else
|
|
|
6021 # ifdef HAVE_READLINK
|
|
|
6022 {
|
|
|
6023 char_u buf[MAXPATHL + 1];
|
|
|
6024 char_u *cpy;
|
|
|
6025 int len;
|
|
|
6026 char_u *remain = NULL;
|
|
|
6027 char_u *q;
|
|
|
6028 int is_relative_to_current = FALSE;
|
|
|
6029 int has_trailing_pathsep = FALSE;
|
|
|
6030 int limit = 100;
|
|
|
6031
|
|
|
6032 p = vim_strsave(p);
|
|
|
6033
|
|
|
6034 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
6035 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
6036 is_relative_to_current = TRUE;
|
|
|
6037
|
|
|
6038 len = STRLEN(p);
|
|
|
6039 if (len > 0 && vim_ispathsep(p[len-1]))
|
|
|
6040 has_trailing_pathsep = TRUE;
|
|
|
6041
|
|
|
6042 q = getnextcomp(p);
|
|
|
6043 if (*q != NUL)
|
|
|
6044 {
|
|
|
6045 /* Separate the first path component in "p", and keep the
|
|
|
6046 * remainder (beginning with the path separator). */
|
|
|
6047 remain = vim_strsave(q - 1);
|
|
|
6048 q[-1] = NUL;
|
|
|
6049 }
|
|
|
6050
|
|
|
6051 for (;;)
|
|
|
6052 {
|
|
|
6053 for (;;)
|
|
|
6054 {
|
|
|
6055 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
6056 if (len <= 0)
|
|
|
6057 break;
|
|
|
6058 buf[len] = NUL;
|
|
|
6059
|
|
|
6060 if (limit-- == 0)
|
|
|
6061 {
|
|
|
6062 vim_free(p);
|
|
|
6063 vim_free(remain);
|
|
|
6064 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
|
6065 retvar->var_val.var_string = NULL;
|
|
|
6066 goto fail;
|
|
|
6067 }
|
|
|
6068
|
|
|
6069 /* Ensure that the result will have a trailing path separator
|
|
|
6070 * if the argument has one. */
|
|
|
6071 if (remain == NULL && has_trailing_pathsep)
|
|
|
6072 add_pathsep(buf);
|
|
|
6073
|
|
|
6074 /* Separate the first path component in the link value and
|
|
|
6075 * concatenate the remainders. */
|
|
|
6076 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
6077 if (*q != NUL)
|
|
|
6078 {
|
|
|
6079 if (remain == NULL)
|
|
|
6080 remain = vim_strsave(q - 1);
|
|
|
6081 else
|
|
|
6082 {
|
|
|
6083 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
6084 if (cpy != NULL)
|
|
|
6085 {
|
|
|
6086 STRCAT(cpy, remain);
|
|
|
6087 vim_free(remain);
|
|
|
6088 remain = cpy;
|
|
|
6089 }
|
|
|
6090 }
|
|
|
6091 q[-1] = NUL;
|
|
|
6092 }
|
|
|
6093
|
|
|
6094 q = gettail(p);
|
|
|
6095 if (q > p && *q == NUL)
|
|
|
6096 {
|
|
|
6097 /* Ignore trailing path separator. */
|
|
|
6098 q[-1] = NUL;
|
|
|
6099 q = gettail(p);
|
|
|
6100 }
|
|
|
6101 if (q > p && !mch_isFullName(buf))
|
|
|
6102 {
|
|
|
6103 /* symlink is relative to directory of argument */
|
|
|
6104 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
6105 if (cpy != NULL)
|
|
|
6106 {
|
|
|
6107 STRCPY(cpy, p);
|
|
|
6108 STRCPY(gettail(cpy), buf);
|
|
|
6109 vim_free(p);
|
|
|
6110 p = cpy;
|
|
|
6111 }
|
|
|
6112 }
|
|
|
6113 else
|
|
|
6114 {
|
|
|
6115 vim_free(p);
|
|
|
6116 p = vim_strsave(buf);
|
|
|
6117 }
|
|
|
6118 }
|
|
|
6119
|
|
|
6120 if (remain == NULL)
|
|
|
6121 break;
|
|
|
6122
|
|
|
6123 /* Append the first path component of "remain" to "p". */
|
|
|
6124 q = getnextcomp(remain + 1);
|
|
|
6125 len = q - remain - (*q != NUL);
|
|
|
6126 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
6127 if (cpy != NULL)
|
|
|
6128 {
|
|
|
6129 STRNCAT(cpy, remain, len);
|
|
|
6130 vim_free(p);
|
|
|
6131 p = cpy;
|
|
|
6132 }
|
|
|
6133 /* Shorten "remain". */
|
|
|
6134 if (*q != NUL)
|
|
|
6135 STRCPY(remain, q - 1);
|
|
|
6136 else
|
|
|
6137 {
|
|
|
6138 vim_free(remain);
|
|
|
6139 remain = NULL;
|
|
|
6140 }
|
|
|
6141 }
|
|
|
6142
|
|
|
6143 /* If the result is a relative path name, make it explicitly relative to
|
|
|
6144 * the current directory if and only if the argument had this form. */
|
|
|
6145 if (!vim_ispathsep(*p))
|
|
|
6146 {
|
|
|
6147 if (is_relative_to_current
|
|
|
6148 && *p != NUL
|
|
|
6149 && !(p[0] == '.'
|
|
|
6150 && (p[1] == NUL
|
|
|
6151 || vim_ispathsep(p[1])
|
|
|
6152 || (p[1] == '.'
|
|
|
6153 && (p[2] == NUL
|
|
|
6154 || vim_ispathsep(p[2]))))))
|
|
|
6155 {
|
|
|
6156 /* Prepend "./". */
|
|
|
6157 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
6158 if (cpy != NULL)
|
|
|
6159 {
|
|
|
6160 STRCAT(cpy, p);
|
|
|
6161 vim_free(p);
|
|
|
6162 p = cpy;
|
|
|
6163 }
|
|
|
6164 }
|
|
|
6165 else if (!is_relative_to_current)
|
|
|
6166 {
|
|
|
6167 /* Strip leading "./". */
|
|
|
6168 q = p;
|
|
|
6169 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
6170 q += 2;
|
|
|
6171 if (q > p)
|
|
|
6172 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
6173 }
|
|
|
6174 }
|
|
|
6175
|
|
|
6176 /* Ensure that the result will have no trailing path separator
|
|
|
6177 * if the argument had none. But keep "/" or "//". */
|
|
|
6178 if (!has_trailing_pathsep)
|
|
|
6179 {
|
|
|
6180 q = p + STRLEN(p);
|
|
|
6181 while ((q > p + 2 || (q == p + 2 && !vim_ispathsep(*p)))
|
|
|
6182 && vim_ispathsep(q[-1]))
|
|
|
6183 --q;
|
|
|
6184 *q = NUL;
|
|
|
6185 }
|
|
|
6186
|
|
|
6187 retvar->var_val.var_string = p;
|
|
|
6188 }
|
|
|
6189 # else
|
|
|
6190 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6191 # endif
|
|
|
6192 #endif
|
|
|
6193
|
|
|
6194 simplify_filename(retvar->var_val.var_string);
|
|
|
6195
|
|
|
6196 #ifdef HAVE_READLINK
|
|
|
6197 fail:
|
|
|
6198 #endif
|
|
|
6199 retvar->var_type = VAR_STRING;
|
|
|
6200 }
|
|
|
6201
|
|
|
6202 /*
|
|
|
6203 * "simplify()" function
|
|
|
6204 */
|
|
|
6205 static void
|
|
|
6206 f_simplify(argvars, retvar)
|
|
|
6207 VAR argvars;
|
|
|
6208 VAR retvar;
|
|
|
6209 {
|
|
|
6210 char_u *p;
|
|
|
6211
|
|
|
6212 p = get_var_string(&argvars[0]);
|
|
|
6213 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6214 simplify_filename(retvar->var_val.var_string); /* simplify in place */
|
|
|
6215 retvar->var_type = VAR_STRING;
|
|
|
6216 }
|
|
|
6217
|
|
|
6218 /*
|
|
|
6219 * "search()" function
|
|
|
6220 */
|
|
|
6221 static void
|
|
|
6222 f_search(argvars, retvar)
|
|
|
6223 VAR argvars;
|
|
|
6224 VAR retvar;
|
|
|
6225 {
|
|
|
6226 char_u *pat;
|
|
|
6227 pos_T pos;
|
|
|
6228 int save_p_ws = p_ws;
|
|
|
6229 int dir;
|
|
|
6230
|
|
|
6231 pat = get_var_string(&argvars[0]);
|
|
|
6232 dir = get_search_arg(&argvars[1], NULL); /* may set p_ws */
|
|
|
6233
|
|
|
6234 pos = curwin->w_cursor;
|
|
|
6235 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
6236 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
6237 {
|
|
|
6238 retvar->var_val.var_number = pos.lnum;
|
|
|
6239 curwin->w_cursor = pos;
|
|
|
6240 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
6241 * correct that here */
|
|
|
6242 check_cursor();
|
|
|
6243 }
|
|
|
6244 else
|
|
|
6245 retvar->var_val.var_number = 0;
|
|
|
6246 p_ws = save_p_ws;
|
|
|
6247 }
|
|
|
6248
|
|
|
6249 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
6250 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
6251 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
6252
|
|
|
6253 /*
|
|
|
6254 * "searchpair()" function
|
|
|
6255 */
|
|
|
6256 static void
|
|
|
6257 f_searchpair(argvars, retvar)
|
|
|
6258 VAR argvars;
|
|
|
6259 VAR retvar;
|
|
|
6260 {
|
|
|
6261 char_u *spat, *mpat, *epat;
|
|
|
6262 char_u *skip;
|
|
|
6263 char_u *pat, *pat2, *pat3;
|
|
|
6264 pos_T pos;
|
|
|
6265 pos_T firstpos;
|
|
|
6266 pos_T save_cursor;
|
|
|
6267 pos_T save_pos;
|
|
|
6268 int save_p_ws = p_ws;
|
|
|
6269 char_u *save_cpo;
|
|
|
6270 int dir;
|
|
|
6271 int flags = 0;
|
|
|
6272 char_u nbuf1[NUMBUFLEN];
|
|
|
6273 char_u nbuf2[NUMBUFLEN];
|
|
|
6274 char_u nbuf3[NUMBUFLEN];
|
|
|
6275 int n;
|
|
|
6276 int r;
|
|
|
6277 int nest = 1;
|
|
|
6278 int err;
|
|
|
6279
|
|
|
6280 retvar->var_val.var_number = 0; /* default: FAIL */
|
|
|
6281
|
|
|
6282 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
6283 save_cpo = p_cpo;
|
|
|
6284 p_cpo = (char_u *)"";
|
|
|
6285
|
|
|
6286 /* Get the three pattern arguments: start, middle, end. */
|
|
|
6287 spat = get_var_string(&argvars[0]);
|
|
|
6288 mpat = get_var_string_buf(&argvars[1], nbuf1);
|
|
|
6289 epat = get_var_string_buf(&argvars[2], nbuf2);
|
|
|
6290
|
|
|
6291 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
6292 * start/middle/end (pat3, for the top pair). */
|
|
|
6293 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
6294 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
6295 if (pat2 == NULL || pat3 == NULL)
|
|
|
6296 goto theend;
|
|
|
6297 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
6298 if (*mpat == NUL)
|
|
|
6299 STRCPY(pat3, pat2);
|
|
|
6300 else
|
|
|
6301 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
6302 spat, epat, mpat);
|
|
|
6303
|
|
|
6304 /* Handle the optional fourth argument: flags */
|
|
|
6305 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
|
6306
|
|
|
6307 /* Optional fifth argument: skip expresion */
|
|
|
6308 if (argvars[3].var_type == VAR_UNKNOWN
|
|
|
6309 || argvars[4].var_type == VAR_UNKNOWN)
|
|
|
6310 skip = (char_u *)"";
|
|
|
6311 else
|
|
|
6312 skip = get_var_string_buf(&argvars[4], nbuf3);
|
|
|
6313
|
|
|
6314 save_cursor = curwin->w_cursor;
|
|
|
6315 pos = curwin->w_cursor;
|
|
|
6316 firstpos.lnum = 0;
|
|
|
6317 pat = pat3;
|
|
|
6318 for (;;)
|
|
|
6319 {
|
|
|
6320 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
6321 SEARCH_KEEP, RE_SEARCH);
|
|
|
6322 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
6323 /* didn't find it or found the first match again: FAIL */
|
|
|
6324 break;
|
|
|
6325
|
|
|
6326 if (firstpos.lnum == 0)
|
|
|
6327 firstpos = pos;
|
|
|
6328
|
|
|
6329 /* If the skip pattern matches, ignore this match. */
|
|
|
6330 if (*skip != NUL)
|
|
|
6331 {
|
|
|
6332 save_pos = curwin->w_cursor;
|
|
|
6333 curwin->w_cursor = pos;
|
|
|
6334 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
6335 curwin->w_cursor = save_pos;
|
|
|
6336 if (err)
|
|
|
6337 {
|
|
|
6338 /* Evaluating {skip} caused an error, break here. */
|
|
|
6339 curwin->w_cursor = save_cursor;
|
|
|
6340 retvar->var_val.var_number = -1;
|
|
|
6341 break;
|
|
|
6342 }
|
|
|
6343 if (r)
|
|
|
6344 continue;
|
|
|
6345 }
|
|
|
6346
|
|
|
6347 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
6348 {
|
|
|
6349 /* Found end when searching backwards or start when searching
|
|
|
6350 * forward: nested pair. */
|
|
|
6351 ++nest;
|
|
|
6352 pat = pat2; /* nested, don't search for middle */
|
|
|
6353 }
|
|
|
6354 else
|
|
|
6355 {
|
|
|
6356 /* Found end when searching forward or start when searching
|
|
|
6357 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
6358 if (--nest == 1)
|
|
|
6359 pat = pat3; /* outer level, search for middle */
|
|
|
6360 }
|
|
|
6361
|
|
|
6362 if (nest == 0)
|
|
|
6363 {
|
|
|
6364 /* Found the match: return matchcount or line number. */
|
|
|
6365 if (flags & SP_RETCOUNT)
|
|
|
6366 ++retvar->var_val.var_number;
|
|
|
6367 else
|
|
|
6368 retvar->var_val.var_number = pos.lnum;
|
|
|
6369 curwin->w_cursor = pos;
|
|
|
6370 if (!(flags & SP_REPEAT))
|
|
|
6371 break;
|
|
|
6372 nest = 1; /* search for next unmatched */
|
|
|
6373 }
|
|
|
6374 }
|
|
|
6375
|
|
|
6376 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
|
6377 if ((flags & SP_NOMOVE) || retvar->var_val.var_number == 0)
|
|
|
6378 curwin->w_cursor = save_cursor;
|
|
|
6379
|
|
|
6380 theend:
|
|
|
6381 vim_free(pat2);
|
|
|
6382 vim_free(pat3);
|
|
|
6383 p_ws = save_p_ws;
|
|
|
6384 p_cpo = save_cpo;
|
|
|
6385 }
|
|
|
6386
|
|
|
6387 static int
|
|
|
6388 get_search_arg(varp, flagsp)
|
|
|
6389 VAR varp;
|
|
|
6390 int *flagsp;
|
|
|
6391 {
|
|
|
6392 int dir = FORWARD;
|
|
|
6393 char_u *flags;
|
|
|
6394 char_u nbuf[NUMBUFLEN];
|
|
|
6395
|
|
|
6396 if (varp->var_type != VAR_UNKNOWN)
|
|
|
6397 {
|
|
|
6398 flags = get_var_string_buf(varp, nbuf);
|
|
|
6399 if (vim_strchr(flags, 'b') != NULL)
|
|
|
6400 dir = BACKWARD;
|
|
|
6401 if (vim_strchr(flags, 'w') != NULL)
|
|
|
6402 p_ws = TRUE;
|
|
|
6403 if (vim_strchr(flags, 'W') != NULL)
|
|
|
6404 p_ws = FALSE;
|
|
|
6405 if (flagsp != NULL)
|
|
|
6406 {
|
|
|
6407 if (vim_strchr(flags, 'n') != NULL)
|
|
|
6408 *flagsp |= SP_NOMOVE;
|
|
|
6409 if (vim_strchr(flags, 'r') != NULL)
|
|
|
6410 *flagsp |= SP_REPEAT;
|
|
|
6411 if (vim_strchr(flags, 'm') != NULL)
|
|
|
6412 *flagsp |= SP_RETCOUNT;
|
|
|
6413 }
|
|
|
6414 }
|
|
|
6415 return dir;
|
|
|
6416 }
|
|
|
6417
|
|
|
6418 /*
|
|
|
6419 * "setbufvar()" function
|
|
|
6420 */
|
|
|
6421 /*ARGSUSED*/
|
|
|
6422 static void
|
|
|
6423 f_setbufvar(argvars, retvar)
|
|
|
6424 VAR argvars;
|
|
|
6425 VAR retvar;
|
|
|
6426 {
|
|
|
6427 buf_T *buf;
|
|
|
6428 #ifdef FEAT_AUTOCMD
|
|
|
6429 aco_save_T aco;
|
|
|
6430 #else
|
|
|
6431 buf_T *save_curbuf;
|
|
|
6432 #endif
|
|
|
6433 char_u *varname, *bufvarname;
|
|
|
6434 VAR varp;
|
|
|
6435 char_u nbuf[NUMBUFLEN];
|
|
|
6436
|
|
|
6437 if (check_restricted() || check_secure())
|
|
|
6438 return;
|
|
|
6439 ++emsg_off;
|
|
|
6440 buf = get_buf_var(&argvars[0]);
|
|
|
6441 varname = get_var_string(&argvars[1]);
|
|
|
6442 varp = &argvars[2];
|
|
|
6443
|
|
|
6444 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
6445 {
|
|
|
6446 /* set curbuf to be our buf, temporarily */
|
|
|
6447 #ifdef FEAT_AUTOCMD
|
|
|
6448 aucmd_prepbuf(&aco, buf);
|
|
|
6449 #else
|
|
|
6450 save_curbuf = curbuf;
|
|
|
6451 curbuf = buf;
|
|
|
6452 #endif
|
|
|
6453
|
|
|
6454 if (*varname == '&')
|
|
|
6455 {
|
|
|
6456 ++varname;
|
|
|
6457 set_option_value(varname, get_var_number(varp),
|
|
|
6458 get_var_string_buf(varp, nbuf), OPT_LOCAL);
|
|
|
6459 }
|
|
|
6460 else
|
|
|
6461 {
|
|
|
6462 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
6463 if (bufvarname != NULL)
|
|
|
6464 {
|
|
|
6465 STRCPY(bufvarname, "b:");
|
|
|
6466 STRCPY(bufvarname + 2, varname);
|
|
|
6467 set_var(bufvarname, varp);
|
|
|
6468 vim_free(bufvarname);
|
|
|
6469 }
|
|
|
6470 }
|
|
|
6471
|
|
|
6472 /* reset notion of buffer */
|
|
|
6473 #ifdef FEAT_AUTOCMD
|
|
|
6474 aucmd_restbuf(&aco);
|
|
|
6475 #else
|
|
|
6476 curbuf = save_curbuf;
|
|
|
6477 #endif
|
|
|
6478 }
|
|
|
6479 --emsg_off;
|
|
|
6480 }
|
|
|
6481
|
|
|
6482 /*
|
|
|
6483 * "setcmdpos()" function
|
|
|
6484 */
|
|
|
6485 static void
|
|
|
6486 f_setcmdpos(argvars, retvar)
|
|
|
6487 VAR argvars;
|
|
|
6488 VAR retvar;
|
|
|
6489 {
|
|
|
6490 retvar->var_val.var_number = set_cmdline_pos(
|
|
|
6491 (int)get_var_number(&argvars[0]) - 1);
|
|
|
6492 }
|
|
|
6493
|
|
|
6494 /*
|
|
|
6495 * "setline()" function
|
|
|
6496 */
|
|
|
6497 static void
|
|
|
6498 f_setline(argvars, retvar)
|
|
|
6499 VAR argvars;
|
|
|
6500 VAR retvar;
|
|
|
6501 {
|
|
|
6502 linenr_T lnum;
|
|
|
6503 char_u *line;
|
|
|
6504
|
|
|
6505 lnum = get_var_lnum(argvars);
|
|
|
6506 line = get_var_string(&argvars[1]);
|
|
|
6507 retvar->var_val.var_number = 1; /* FAIL is default */
|
|
|
6508
|
|
|
6509 if (lnum >= 1
|
|
|
6510 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
6511 && u_savesub(lnum) == OK
|
|
|
6512 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
6513 {
|
|
|
6514 changed_bytes(lnum, 0);
|
|
|
6515 check_cursor_col();
|
|
|
6516 retvar->var_val.var_number = 0;
|
|
|
6517 }
|
|
|
6518 }
|
|
|
6519
|
|
|
6520 /*
|
|
|
6521 * "setreg()" function
|
|
|
6522 */
|
|
|
6523 static void
|
|
|
6524 f_setreg(argvars, retvar)
|
|
|
6525 VAR argvars;
|
|
|
6526 VAR retvar;
|
|
|
6527 {
|
|
|
6528 int regname;
|
|
|
6529 char_u *strregname;
|
|
|
6530 char_u *stropt;
|
|
|
6531 int append;
|
|
|
6532 char_u yank_type;
|
|
|
6533 long block_len;
|
|
|
6534
|
|
|
6535 block_len = -1;
|
|
|
6536 yank_type = MAUTO;
|
|
|
6537 append = FALSE;
|
|
|
6538
|
|
|
6539 strregname = get_var_string(argvars);
|
|
|
6540 retvar->var_val.var_number = 1; /* FAIL is default */
|
|
|
6541
|
|
|
6542 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6543 if (regname == 0 || regname == '@')
|
|
|
6544 regname = '"';
|
|
|
6545 else if (regname == '=')
|
|
|
6546 return;
|
|
|
6547
|
|
|
6548 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
6549 {
|
|
|
6550 for (stropt = get_var_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
|
6551 switch (*stropt)
|
|
|
6552 {
|
|
|
6553 case 'a': case 'A': /* append */
|
|
|
6554 append = TRUE;
|
|
|
6555 break;
|
|
|
6556 case 'v': case 'c': /* character-wise selection */
|
|
|
6557 yank_type = MCHAR;
|
|
|
6558 break;
|
|
|
6559 case 'V': case 'l': /* line-wise selection */
|
|
|
6560 yank_type = MLINE;
|
|
|
6561 break;
|
|
|
6562 #ifdef FEAT_VISUAL
|
|
|
6563 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
6564 yank_type = MBLOCK;
|
|
|
6565 if (VIM_ISDIGIT(stropt[1]))
|
|
|
6566 {
|
|
|
6567 ++stropt;
|
|
|
6568 block_len = getdigits(&stropt) - 1;
|
|
|
6569 --stropt;
|
|
|
6570 }
|
|
|
6571 break;
|
|
|
6572 #endif
|
|
|
6573 }
|
|
|
6574 }
|
|
|
6575
|
|
|
6576 write_reg_contents_ex(regname, get_var_string(&argvars[1]), -1,
|
|
|
6577 append, yank_type, block_len);
|
|
|
6578 retvar->var_val.var_number = 0;
|
|
|
6579 }
|
|
|
6580
|
|
|
6581
|
|
|
6582 /*
|
|
|
6583 * "setwinvar(expr)" function
|
|
|
6584 */
|
|
|
6585 /*ARGSUSED*/
|
|
|
6586 static void
|
|
|
6587 f_setwinvar(argvars, retvar)
|
|
|
6588 VAR argvars;
|
|
|
6589 VAR retvar;
|
|
|
6590 {
|
|
|
6591 win_T *win;
|
|
|
6592 #ifdef FEAT_WINDOWS
|
|
|
6593 win_T *save_curwin;
|
|
|
6594 #endif
|
|
|
6595 char_u *varname, *winvarname;
|
|
|
6596 VAR varp;
|
|
|
6597 char_u nbuf[NUMBUFLEN];
|
|
|
6598
|
|
|
6599 if (check_restricted() || check_secure())
|
|
|
6600 return;
|
|
|
6601 ++emsg_off;
|
|
|
6602 win = find_win_by_nr(&argvars[0]);
|
|
|
6603 varname = get_var_string(&argvars[1]);
|
|
|
6604 varp = &argvars[2];
|
|
|
6605
|
|
|
6606 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
6607 {
|
|
|
6608 #ifdef FEAT_WINDOWS
|
|
|
6609 /* set curwin to be our win, temporarily */
|
|
|
6610 save_curwin = curwin;
|
|
|
6611 curwin = win;
|
|
|
6612 curbuf = curwin->w_buffer;
|
|
|
6613 #endif
|
|
|
6614
|
|
|
6615 if (*varname == '&')
|
|
|
6616 {
|
|
|
6617 ++varname;
|
|
|
6618 set_option_value(varname, get_var_number(varp),
|
|
|
6619 get_var_string_buf(varp, nbuf), OPT_LOCAL);
|
|
|
6620 }
|
|
|
6621 else
|
|
|
6622 {
|
|
|
6623 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
6624 if (winvarname != NULL)
|
|
|
6625 {
|
|
|
6626 STRCPY(winvarname, "w:");
|
|
|
6627 STRCPY(winvarname + 2, varname);
|
|
|
6628 set_var(winvarname, varp);
|
|
|
6629 vim_free(winvarname);
|
|
|
6630 }
|
|
|
6631 }
|
|
|
6632
|
|
|
6633 #ifdef FEAT_WINDOWS
|
|
|
6634 /* Restore current window, if it's still valid (autocomands can make
|
|
|
6635 * it invalid). */
|
|
|
6636 if (win_valid(save_curwin))
|
|
|
6637 {
|
|
|
6638 curwin = save_curwin;
|
|
|
6639 curbuf = curwin->w_buffer;
|
|
|
6640 }
|
|
|
6641 #endif
|
|
|
6642 }
|
|
|
6643 --emsg_off;
|
|
|
6644 }
|
|
|
6645
|
|
|
6646 /*
|
|
|
6647 * "nextnonblank()" function
|
|
|
6648 */
|
|
|
6649 static void
|
|
|
6650 f_nextnonblank(argvars, retvar)
|
|
|
6651 VAR argvars;
|
|
|
6652 VAR retvar;
|
|
|
6653 {
|
|
|
6654 linenr_T lnum;
|
|
|
6655
|
|
|
6656 for (lnum = get_var_lnum(argvars); ; ++lnum)
|
|
|
6657 {
|
|
|
6658 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
6659 {
|
|
|
6660 lnum = 0;
|
|
|
6661 break;
|
|
|
6662 }
|
|
|
6663 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
6664 break;
|
|
|
6665 }
|
|
|
6666 retvar->var_val.var_number = lnum;
|
|
|
6667 }
|
|
|
6668
|
|
|
6669 /*
|
|
|
6670 * "prevnonblank()" function
|
|
|
6671 */
|
|
|
6672 static void
|
|
|
6673 f_prevnonblank(argvars, retvar)
|
|
|
6674 VAR argvars;
|
|
|
6675 VAR retvar;
|
|
|
6676 {
|
|
|
6677 linenr_T lnum;
|
|
|
6678
|
|
|
6679 lnum = get_var_lnum(argvars);
|
|
|
6680 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
6681 lnum = 0;
|
|
|
6682 else
|
|
|
6683 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
6684 --lnum;
|
|
|
6685 retvar->var_val.var_number = lnum;
|
|
|
6686 }
|
|
|
6687
|
|
|
6688 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
6689 static void make_connection __ARGS((void));
|
|
|
6690 static int check_connection __ARGS((void));
|
|
|
6691
|
|
|
6692 static void
|
|
|
6693 make_connection()
|
|
|
6694 {
|
|
|
6695 if (X_DISPLAY == NULL
|
|
|
6696 # ifdef FEAT_GUI
|
|
|
6697 && !gui.in_use
|
|
|
6698 # endif
|
|
|
6699 )
|
|
|
6700 {
|
|
|
6701 x_force_connect = TRUE;
|
|
|
6702 setup_term_clip();
|
|
|
6703 x_force_connect = FALSE;
|
|
|
6704 }
|
|
|
6705 }
|
|
|
6706
|
|
|
6707 static int
|
|
|
6708 check_connection()
|
|
|
6709 {
|
|
|
6710 make_connection();
|
|
|
6711 if (X_DISPLAY == NULL)
|
|
|
6712 {
|
|
|
6713 EMSG(_("E240: No connection to Vim server"));
|
|
|
6714 return FAIL;
|
|
|
6715 }
|
|
|
6716 return OK;
|
|
|
6717 }
|
|
|
6718 #endif
|
|
|
6719
|
|
|
6720 /*ARGSUSED*/
|
|
|
6721 static void
|
|
|
6722 f_serverlist(argvars, retvar)
|
|
|
6723 VAR argvars;
|
|
|
6724 VAR retvar;
|
|
|
6725 {
|
|
|
6726 char_u *r = NULL;
|
|
|
6727
|
|
|
6728 #ifdef FEAT_CLIENTSERVER
|
|
|
6729 # ifdef WIN32
|
|
|
6730 r = serverGetVimNames();
|
|
|
6731 # else
|
|
|
6732 make_connection();
|
|
|
6733 if (X_DISPLAY != NULL)
|
|
|
6734 r = serverGetVimNames(X_DISPLAY);
|
|
|
6735 # endif
|
|
|
6736 #endif
|
|
|
6737 retvar->var_type = VAR_STRING;
|
|
|
6738 retvar->var_val.var_string = r;
|
|
|
6739 }
|
|
|
6740
|
|
|
6741 /*ARGSUSED*/
|
|
|
6742 static void
|
|
|
6743 f_remote_peek(argvars, retvar)
|
|
|
6744 VAR argvars;
|
|
|
6745 VAR retvar;
|
|
|
6746 {
|
|
|
6747 #ifdef FEAT_CLIENTSERVER
|
|
|
6748 var v;
|
|
|
6749 char_u *s = NULL;
|
|
|
6750 # ifdef WIN32
|
|
|
6751 int n = 0;
|
|
|
6752 # endif
|
|
|
6753
|
|
|
6754 if (check_restricted() || check_secure())
|
|
|
6755 {
|
|
|
6756 retvar->var_val.var_number = -1;
|
|
|
6757 return;
|
|
|
6758 }
|
|
|
6759 # ifdef WIN32
|
|
|
6760 sscanf(get_var_string(&argvars[0]), "%x", &n);
|
|
|
6761 if (n == 0)
|
|
|
6762 retvar->var_val.var_number = -1;
|
|
|
6763 else
|
|
|
6764 {
|
|
|
6765 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
|
6766 retvar->var_val.var_number = (s != NULL);
|
|
|
6767 }
|
|
|
6768 # else
|
|
|
6769 retvar->var_val.var_number = 0;
|
|
|
6770 if (check_connection() == FAIL)
|
|
|
6771 return;
|
|
|
6772
|
|
|
6773 retvar->var_val.var_number = serverPeekReply(X_DISPLAY,
|
|
|
6774 serverStrToWin(get_var_string(&argvars[0])), &s);
|
|
|
6775 # endif
|
|
|
6776
|
|
|
6777 if (argvars[1].var_type != VAR_UNKNOWN && retvar->var_val.var_number > 0)
|
|
|
6778 {
|
|
|
6779 v.var_type = VAR_STRING;
|
|
|
6780 v.var_val.var_string = vim_strsave(s);
|
|
|
6781 set_var(get_var_string(&argvars[1]), &v);
|
|
|
6782 }
|
|
|
6783 #else
|
|
|
6784 retvar->var_val.var_number = -1;
|
|
|
6785 #endif
|
|
|
6786 }
|
|
|
6787
|
|
|
6788 /*ARGSUSED*/
|
|
|
6789 static void
|
|
|
6790 f_remote_read(argvars, retvar)
|
|
|
6791 VAR argvars;
|
|
|
6792 VAR retvar;
|
|
|
6793 {
|
|
|
6794 char_u *r = NULL;
|
|
|
6795
|
|
|
6796 #ifdef FEAT_CLIENTSERVER
|
|
|
6797 if (!check_restricted() && !check_secure())
|
|
|
6798 {
|
|
|
6799 # ifdef WIN32
|
|
|
6800 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
6801 int n = 0;
|
|
|
6802
|
|
|
6803 sscanf(get_var_string(&argvars[0]), "%x", &n);
|
|
|
6804 if (n != 0)
|
|
|
6805 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
6806 if (r == NULL)
|
|
|
6807 # else
|
|
|
6808 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
|
6809 serverStrToWin(get_var_string(&argvars[0])), &r, FALSE) < 0)
|
|
|
6810 # endif
|
|
|
6811 EMSG(_("E277: Unable to read a server reply"));
|
|
|
6812 }
|
|
|
6813 #endif
|
|
|
6814 retvar->var_type = VAR_STRING;
|
|
|
6815 retvar->var_val.var_string = r;
|
|
|
6816 }
|
|
|
6817
|
|
|
6818 /*ARGSUSED*/
|
|
|
6819 static void
|
|
|
6820 f_server2client(argvars, retvar)
|
|
|
6821 VAR argvars;
|
|
|
6822 VAR retvar;
|
|
|
6823 {
|
|
|
6824 #ifdef FEAT_CLIENTSERVER
|
|
|
6825 char_u buf[NUMBUFLEN];
|
|
|
6826 char_u *server = get_var_string(&argvars[0]);
|
|
|
6827 char_u *reply = get_var_string_buf(&argvars[1], buf);
|
|
|
6828
|
|
|
6829 retvar->var_val.var_number = -1;
|
|
|
6830 if (check_restricted() || check_secure())
|
|
|
6831 return;
|
|
|
6832 # ifdef FEAT_X11
|
|
|
6833 if (check_connection() == FAIL)
|
|
|
6834 return;
|
|
|
6835 # endif
|
|
|
6836
|
|
|
6837 if (serverSendReply(server, reply) < 0)
|
|
|
6838 {
|
|
|
6839 EMSG(_("E258: Unable to send to client"));
|
|
|
6840 return;
|
|
|
6841 }
|
|
|
6842 retvar->var_val.var_number = 0;
|
|
|
6843 #else
|
|
|
6844 retvar->var_val.var_number = -1;
|
|
|
6845 #endif
|
|
|
6846 }
|
|
|
6847
|
|
|
6848 #ifdef FEAT_CLIENTSERVER
|
|
|
6849 static void remote_common __ARGS((VAR argvars, VAR retvar, int expr));
|
|
|
6850
|
|
|
6851 static void
|
|
|
6852 remote_common(argvars, retvar, expr)
|
|
|
6853 VAR argvars;
|
|
|
6854 VAR retvar;
|
|
|
6855 int expr;
|
|
|
6856 {
|
|
|
6857 char_u *server_name;
|
|
|
6858 char_u *keys;
|
|
|
6859 char_u *r = NULL;
|
|
|
6860 char_u buf[NUMBUFLEN];
|
|
|
6861 # ifdef WIN32
|
|
|
6862 HWND w;
|
|
|
6863 # else
|
|
|
6864 Window w;
|
|
|
6865 # endif
|
|
|
6866
|
|
|
6867 if (check_restricted() || check_secure())
|
|
|
6868 return;
|
|
|
6869
|
|
|
6870 # ifdef FEAT_X11
|
|
|
6871 if (check_connection() == FAIL)
|
|
|
6872 return;
|
|
|
6873 # endif
|
|
|
6874
|
|
|
6875 server_name = get_var_string(&argvars[0]);
|
|
|
6876 keys = get_var_string_buf(&argvars[1], buf);
|
|
|
6877 # ifdef WIN32
|
|
|
6878 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
6879 # else
|
|
|
6880 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
6881 < 0)
|
|
|
6882 # endif
|
|
|
6883 {
|
|
|
6884 if (r != NULL)
|
|
|
6885 EMSG(r); /* sending worked but evaluation failed */
|
|
|
6886 else
|
|
|
6887 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
6888 return;
|
|
|
6889 }
|
|
|
6890
|
|
|
6891 retvar->var_val.var_string = r;
|
|
|
6892
|
|
|
6893 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
6894 {
|
|
|
6895 var v;
|
|
|
6896 char_u str[30];
|
|
|
6897
|
|
|
6898 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
|
6899 v.var_type = VAR_STRING;
|
|
|
6900 v.var_val.var_string = vim_strsave(str);
|
|
|
6901 set_var(get_var_string(&argvars[2]), &v);
|
|
|
6902 }
|
|
|
6903 }
|
|
|
6904 #endif
|
|
|
6905
|
|
|
6906 /*
|
|
|
6907 * "remote_expr()" function
|
|
|
6908 */
|
|
|
6909 /*ARGSUSED*/
|
|
|
6910 static void
|
|
|
6911 f_remote_expr(argvars, retvar)
|
|
|
6912 VAR argvars;
|
|
|
6913 VAR retvar;
|
|
|
6914 {
|
|
|
6915 retvar->var_type = VAR_STRING;
|
|
|
6916 retvar->var_val.var_string = NULL;
|
|
|
6917 #ifdef FEAT_CLIENTSERVER
|
|
|
6918 remote_common(argvars, retvar, TRUE);
|
|
|
6919 #endif
|
|
|
6920 }
|
|
|
6921
|
|
|
6922 /*
|
|
|
6923 * "remote_send()" function
|
|
|
6924 */
|
|
|
6925 /*ARGSUSED*/
|
|
|
6926 static void
|
|
|
6927 f_remote_send(argvars, retvar)
|
|
|
6928 VAR argvars;
|
|
|
6929 VAR retvar;
|
|
|
6930 {
|
|
|
6931 retvar->var_type = VAR_STRING;
|
|
|
6932 retvar->var_val.var_string = NULL;
|
|
|
6933 #ifdef FEAT_CLIENTSERVER
|
|
|
6934 remote_common(argvars, retvar, FALSE);
|
|
|
6935 #endif
|
|
|
6936 }
|
|
|
6937
|
|
|
6938 /*
|
|
|
6939 * "remote_foreground()" function
|
|
|
6940 */
|
|
|
6941 /*ARGSUSED*/
|
|
|
6942 static void
|
|
|
6943 f_remote_foreground(argvars, retvar)
|
|
|
6944 VAR argvars;
|
|
|
6945 VAR retvar;
|
|
|
6946 {
|
|
|
6947 retvar->var_val.var_number = 0;
|
|
|
6948 #ifdef FEAT_CLIENTSERVER
|
|
|
6949 # ifdef WIN32
|
|
|
6950 /* On Win32 it's done in this application. */
|
|
|
6951 serverForeground(get_var_string(&argvars[0]));
|
|
|
6952 # else
|
|
|
6953 /* Send a foreground() expression to the server. */
|
|
|
6954 argvars[1].var_type = VAR_STRING;
|
|
|
6955 argvars[1].var_val.var_string = vim_strsave((char_u *)"foreground()");
|
|
|
6956 argvars[2].var_type = VAR_UNKNOWN;
|
|
|
6957 remote_common(argvars, retvar, TRUE);
|
|
|
6958 vim_free(argvars[1].var_val.var_string);
|
|
|
6959 # endif
|
|
|
6960 #endif
|
|
|
6961 }
|
|
|
6962
|
|
18
|
6963 /*
|
|
|
6964 * "repeat()" function
|
|
|
6965 */
|
|
|
6966 /*ARGSUSED*/
|
|
|
6967 static void
|
|
|
6968 f_repeat(argvars, retvar)
|
|
|
6969 VAR argvars;
|
|
|
6970 VAR retvar;
|
|
|
6971 {
|
|
|
6972 char_u *p;
|
|
|
6973 int n;
|
|
|
6974 int slen;
|
|
|
6975 int len;
|
|
|
6976 char_u *r;
|
|
|
6977 int i;
|
|
|
6978
|
|
|
6979 p = get_var_string(&argvars[0]);
|
|
|
6980 n = get_var_number(&argvars[1]);
|
|
|
6981
|
|
|
6982 retvar->var_type = VAR_STRING;
|
|
|
6983 retvar->var_val.var_string = NULL;
|
|
|
6984
|
|
|
6985 slen = (int)STRLEN(p);
|
|
|
6986 len = slen * n;
|
|
|
6987
|
|
|
6988 if (len <= 0)
|
|
|
6989 return;
|
|
|
6990
|
|
|
6991 r = alloc(len + 1);
|
|
|
6992 if (r != NULL)
|
|
|
6993 {
|
|
|
6994 for (i = 0; i < n; i++)
|
|
|
6995 mch_memmove(r + i * slen, p, (size_t)slen);
|
|
|
6996 r[len] = NUL;
|
|
|
6997 }
|
|
|
6998
|
|
|
6999 retvar->var_val.var_string = r;
|
|
|
7000 }
|
|
|
7001
|
|
7
|
7002 #ifdef HAVE_STRFTIME
|
|
|
7003 /*
|
|
|
7004 * "strftime({format}[, {time}])" function
|
|
|
7005 */
|
|
|
7006 static void
|
|
|
7007 f_strftime(argvars, retvar)
|
|
|
7008 VAR argvars;
|
|
|
7009 VAR retvar;
|
|
|
7010 {
|
|
|
7011 char_u result_buf[256];
|
|
|
7012 struct tm *curtime;
|
|
|
7013 time_t seconds;
|
|
|
7014 char_u *p;
|
|
|
7015
|
|
|
7016 retvar->var_type = VAR_STRING;
|
|
|
7017
|
|
|
7018 p = get_var_string(&argvars[0]);
|
|
|
7019 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
7020 seconds = time(NULL);
|
|
|
7021 else
|
|
|
7022 seconds = (time_t)get_var_number(&argvars[1]);
|
|
|
7023 curtime = localtime(&seconds);
|
|
|
7024 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
7025 if (curtime == NULL)
|
|
|
7026 retvar->var_val.var_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
|
7027 else
|
|
|
7028 {
|
|
|
7029 # ifdef FEAT_MBYTE
|
|
|
7030 vimconv_T conv;
|
|
|
7031 char_u *enc;
|
|
|
7032
|
|
|
7033 conv.vc_type = CONV_NONE;
|
|
|
7034 enc = enc_locale();
|
|
|
7035 convert_setup(&conv, p_enc, enc);
|
|
|
7036 if (conv.vc_type != CONV_NONE)
|
|
|
7037 p = string_convert(&conv, p, NULL);
|
|
|
7038 # endif
|
|
|
7039 if (p != NULL)
|
|
|
7040 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
7041 (char *)p, curtime);
|
|
|
7042 else
|
|
|
7043 result_buf[0] = NUL;
|
|
|
7044
|
|
|
7045 # ifdef FEAT_MBYTE
|
|
|
7046 if (conv.vc_type != CONV_NONE)
|
|
|
7047 vim_free(p);
|
|
|
7048 convert_setup(&conv, enc, p_enc);
|
|
|
7049 if (conv.vc_type != CONV_NONE)
|
|
|
7050 retvar->var_val.var_string =
|
|
|
7051 string_convert(&conv, result_buf, NULL);
|
|
|
7052 else
|
|
|
7053 # endif
|
|
|
7054 retvar->var_val.var_string = vim_strsave(result_buf);
|
|
|
7055
|
|
|
7056 # ifdef FEAT_MBYTE
|
|
|
7057 /* Release conversion descriptors */
|
|
|
7058 convert_setup(&conv, NULL, NULL);
|
|
|
7059 vim_free(enc);
|
|
|
7060 # endif
|
|
|
7061 }
|
|
|
7062 }
|
|
|
7063 #endif
|
|
|
7064
|
|
|
7065 /*
|
|
|
7066 * "stridx()" function
|
|
|
7067 */
|
|
|
7068 static void
|
|
|
7069 f_stridx(argvars, retvar)
|
|
|
7070 VAR argvars;
|
|
|
7071 VAR retvar;
|
|
|
7072 {
|
|
|
7073 char_u buf[NUMBUFLEN];
|
|
|
7074 char_u *needle;
|
|
|
7075 char_u *haystack;
|
|
|
7076 char_u *pos;
|
|
|
7077
|
|
|
7078 needle = get_var_string(&argvars[1]);
|
|
|
7079 haystack = get_var_string_buf(&argvars[0], buf);
|
|
|
7080 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
7081
|
|
|
7082 if (pos == NULL)
|
|
|
7083 retvar->var_val.var_number = -1;
|
|
|
7084 else
|
|
|
7085 retvar->var_val.var_number = (varnumber_T) (pos - haystack);
|
|
|
7086 }
|
|
|
7087
|
|
|
7088 /*
|
|
|
7089 * "strridx()" function
|
|
|
7090 */
|
|
|
7091 static void
|
|
|
7092 f_strridx(argvars, retvar)
|
|
|
7093 VAR argvars;
|
|
|
7094 VAR retvar;
|
|
|
7095 {
|
|
|
7096 char_u buf[NUMBUFLEN];
|
|
|
7097 char_u *needle;
|
|
|
7098 char_u *haystack;
|
|
|
7099 char_u *rest;
|
|
|
7100 char_u *lastmatch = NULL;
|
|
|
7101
|
|
|
7102 needle = get_var_string(&argvars[1]);
|
|
|
7103 haystack = get_var_string_buf(&argvars[0], buf);
|
|
|
7104 rest = haystack;
|
|
|
7105 while (*haystack != '\0')
|
|
|
7106 {
|
|
|
7107 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
7108 if (rest == NULL)
|
|
|
7109 break;
|
|
|
7110 lastmatch = rest++;
|
|
|
7111 }
|
|
|
7112
|
|
|
7113 if (lastmatch == NULL)
|
|
|
7114 retvar->var_val.var_number = -1;
|
|
|
7115 else
|
|
|
7116 retvar->var_val.var_number = (varnumber_T) (lastmatch - haystack);
|
|
|
7117 }
|
|
|
7118
|
|
|
7119 /*
|
|
|
7120 * "strlen()" function
|
|
|
7121 */
|
|
|
7122 static void
|
|
|
7123 f_strlen(argvars, retvar)
|
|
|
7124 VAR argvars;
|
|
|
7125 VAR retvar;
|
|
|
7126 {
|
|
|
7127 retvar->var_val.var_number = (varnumber_T) (STRLEN(get_var_string(&argvars[0])));
|
|
|
7128 }
|
|
|
7129
|
|
|
7130 /*
|
|
|
7131 * "strpart()" function
|
|
|
7132 */
|
|
|
7133 static void
|
|
|
7134 f_strpart(argvars, retvar)
|
|
|
7135 VAR argvars;
|
|
|
7136 VAR retvar;
|
|
|
7137 {
|
|
|
7138 char_u *p;
|
|
|
7139 int n;
|
|
|
7140 int len;
|
|
|
7141 int slen;
|
|
|
7142
|
|
|
7143 p = get_var_string(&argvars[0]);
|
|
|
7144 slen = (int)STRLEN(p);
|
|
|
7145
|
|
|
7146 n = get_var_number(&argvars[1]);
|
|
|
7147 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7148 len = get_var_number(&argvars[2]);
|
|
|
7149 else
|
|
|
7150 len = slen - n; /* default len: all bytes that are available. */
|
|
|
7151
|
|
|
7152 /*
|
|
|
7153 * Only return the overlap between the specified part and the actual
|
|
|
7154 * string.
|
|
|
7155 */
|
|
|
7156 if (n < 0)
|
|
|
7157 {
|
|
|
7158 len += n;
|
|
|
7159 n = 0;
|
|
|
7160 }
|
|
|
7161 else if (n > slen)
|
|
|
7162 n = slen;
|
|
|
7163 if (len < 0)
|
|
|
7164 len = 0;
|
|
|
7165 else if (n + len > slen)
|
|
|
7166 len = slen - n;
|
|
|
7167
|
|
|
7168 retvar->var_type = VAR_STRING;
|
|
|
7169 retvar->var_val.var_string = vim_strnsave(p + n, len);
|
|
|
7170 }
|
|
|
7171
|
|
|
7172 /*
|
|
|
7173 * "strtrans()" function
|
|
|
7174 */
|
|
|
7175 static void
|
|
|
7176 f_strtrans(argvars, retvar)
|
|
|
7177 VAR argvars;
|
|
|
7178 VAR retvar;
|
|
|
7179 {
|
|
|
7180 retvar->var_type = VAR_STRING;
|
|
|
7181 retvar->var_val.var_string = transstr(get_var_string(&argvars[0]));
|
|
|
7182 }
|
|
|
7183
|
|
|
7184 /*
|
|
|
7185 * "synID(line, col, trans)" function
|
|
|
7186 */
|
|
|
7187 /*ARGSUSED*/
|
|
|
7188 static void
|
|
|
7189 f_synID(argvars, retvar)
|
|
|
7190 VAR argvars;
|
|
|
7191 VAR retvar;
|
|
|
7192 {
|
|
|
7193 int id = 0;
|
|
|
7194 #ifdef FEAT_SYN_HL
|
|
|
7195 long line;
|
|
|
7196 long col;
|
|
|
7197 int trans;
|
|
|
7198
|
|
|
7199 line = get_var_lnum(argvars);
|
|
|
7200 col = get_var_number(&argvars[1]) - 1;
|
|
|
7201 trans = get_var_number(&argvars[2]);
|
|
|
7202
|
|
|
7203 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
7204 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
7205 id = syn_get_id(line, col, trans);
|
|
|
7206 #endif
|
|
|
7207
|
|
|
7208 retvar->var_val.var_number = id;
|
|
|
7209 }
|
|
|
7210
|
|
|
7211 /*
|
|
|
7212 * "synIDattr(id, what [, mode])" function
|
|
|
7213 */
|
|
|
7214 /*ARGSUSED*/
|
|
|
7215 static void
|
|
|
7216 f_synIDattr(argvars, retvar)
|
|
|
7217 VAR argvars;
|
|
|
7218 VAR retvar;
|
|
|
7219 {
|
|
|
7220 char_u *p = NULL;
|
|
|
7221 #ifdef FEAT_SYN_HL
|
|
|
7222 int id;
|
|
|
7223 char_u *what;
|
|
|
7224 char_u *mode;
|
|
|
7225 char_u modebuf[NUMBUFLEN];
|
|
|
7226 int modec;
|
|
|
7227
|
|
|
7228 id = get_var_number(&argvars[0]);
|
|
|
7229 what = get_var_string(&argvars[1]);
|
|
|
7230 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7231 {
|
|
|
7232 mode = get_var_string_buf(&argvars[2], modebuf);
|
|
|
7233 modec = TOLOWER_ASC(mode[0]);
|
|
|
7234 if (modec != 't' && modec != 'c'
|
|
|
7235 #ifdef FEAT_GUI
|
|
|
7236 && modec != 'g'
|
|
|
7237 #endif
|
|
|
7238 )
|
|
|
7239 modec = 0; /* replace invalid with current */
|
|
|
7240 }
|
|
|
7241 else
|
|
|
7242 {
|
|
|
7243 #ifdef FEAT_GUI
|
|
|
7244 if (gui.in_use)
|
|
|
7245 modec = 'g';
|
|
|
7246 else
|
|
|
7247 #endif
|
|
|
7248 if (t_colors > 1)
|
|
|
7249 modec = 'c';
|
|
|
7250 else
|
|
|
7251 modec = 't';
|
|
|
7252 }
|
|
|
7253
|
|
|
7254
|
|
|
7255 switch (TOLOWER_ASC(what[0]))
|
|
|
7256 {
|
|
|
7257 case 'b':
|
|
|
7258 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
7259 p = highlight_color(id, what, modec);
|
|
|
7260 else /* bold */
|
|
|
7261 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
7262 break;
|
|
|
7263
|
|
|
7264 case 'f': /* fg[#] */
|
|
|
7265 p = highlight_color(id, what, modec);
|
|
|
7266 break;
|
|
|
7267
|
|
|
7268 case 'i':
|
|
|
7269 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
7270 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
7271 else /* italic */
|
|
|
7272 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
7273 break;
|
|
|
7274
|
|
|
7275 case 'n': /* name */
|
|
|
7276 p = get_highlight_name(NULL, id - 1);
|
|
|
7277 break;
|
|
|
7278
|
|
|
7279 case 'r': /* reverse */
|
|
|
7280 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
7281 break;
|
|
|
7282
|
|
|
7283 case 's': /* standout */
|
|
|
7284 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
7285 break;
|
|
|
7286
|
|
|
7287 case 'u': /* underline */
|
|
|
7288 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
7289 break;
|
|
|
7290 }
|
|
|
7291
|
|
|
7292 if (p != NULL)
|
|
|
7293 p = vim_strsave(p);
|
|
|
7294 #endif
|
|
|
7295 retvar->var_type = VAR_STRING;
|
|
|
7296 retvar->var_val.var_string = p;
|
|
|
7297 }
|
|
|
7298
|
|
|
7299 /*
|
|
|
7300 * "synIDtrans(id)" function
|
|
|
7301 */
|
|
|
7302 /*ARGSUSED*/
|
|
|
7303 static void
|
|
|
7304 f_synIDtrans(argvars, retvar)
|
|
|
7305 VAR argvars;
|
|
|
7306 VAR retvar;
|
|
|
7307 {
|
|
|
7308 int id;
|
|
|
7309
|
|
|
7310 #ifdef FEAT_SYN_HL
|
|
|
7311 id = get_var_number(&argvars[0]);
|
|
|
7312
|
|
|
7313 if (id > 0)
|
|
|
7314 id = syn_get_final_id(id);
|
|
|
7315 else
|
|
|
7316 #endif
|
|
|
7317 id = 0;
|
|
|
7318
|
|
|
7319 retvar->var_val.var_number = id;
|
|
|
7320 }
|
|
|
7321
|
|
|
7322 /*
|
|
|
7323 * "system()" function
|
|
|
7324 */
|
|
|
7325 static void
|
|
|
7326 f_system(argvars, retvar)
|
|
|
7327 VAR argvars;
|
|
|
7328 VAR retvar;
|
|
|
7329 {
|
|
|
7330 char_u *p;
|
|
|
7331
|
|
|
7332 p = get_cmd_output(get_var_string(&argvars[0]), SHELL_SILENT);
|
|
|
7333 #ifdef USE_CR
|
|
|
7334 /* translate <CR> into <NL> */
|
|
|
7335 if (p != NULL)
|
|
|
7336 {
|
|
|
7337 char_u *s;
|
|
|
7338
|
|
|
7339 for (s = p; *s; ++s)
|
|
|
7340 {
|
|
|
7341 if (*s == CAR)
|
|
|
7342 *s = NL;
|
|
|
7343 }
|
|
|
7344 }
|
|
|
7345 #else
|
|
|
7346 # ifdef USE_CRNL
|
|
|
7347 /* translate <CR><NL> into <NL> */
|
|
|
7348 if (p != NULL)
|
|
|
7349 {
|
|
|
7350 char_u *s, *d;
|
|
|
7351
|
|
|
7352 d = p;
|
|
|
7353 for (s = p; *s; ++s)
|
|
|
7354 {
|
|
|
7355 if (s[0] == CAR && s[1] == NL)
|
|
|
7356 ++s;
|
|
|
7357 *d++ = *s;
|
|
|
7358 }
|
|
|
7359 *d = NUL;
|
|
|
7360 }
|
|
|
7361 # endif
|
|
|
7362 #endif
|
|
|
7363 retvar->var_type = VAR_STRING;
|
|
|
7364 retvar->var_val.var_string = p;
|
|
|
7365 }
|
|
|
7366
|
|
|
7367 /*
|
|
|
7368 * "submatch()" function
|
|
|
7369 */
|
|
|
7370 static void
|
|
|
7371 f_submatch(argvars, retvar)
|
|
|
7372 VAR argvars;
|
|
|
7373 VAR retvar;
|
|
|
7374 {
|
|
|
7375 retvar->var_type = VAR_STRING;
|
|
|
7376 retvar->var_val.var_string = reg_submatch((int)get_var_number(&argvars[0]));
|
|
|
7377 }
|
|
|
7378
|
|
|
7379 /*
|
|
|
7380 * "substitute()" function
|
|
|
7381 */
|
|
|
7382 static void
|
|
|
7383 f_substitute(argvars, retvar)
|
|
|
7384 VAR argvars;
|
|
|
7385 VAR retvar;
|
|
|
7386 {
|
|
|
7387 char_u patbuf[NUMBUFLEN];
|
|
|
7388 char_u subbuf[NUMBUFLEN];
|
|
|
7389 char_u flagsbuf[NUMBUFLEN];
|
|
|
7390
|
|
|
7391 retvar->var_type = VAR_STRING;
|
|
|
7392 retvar->var_val.var_string = do_string_sub(
|
|
|
7393 get_var_string(&argvars[0]),
|
|
|
7394 get_var_string_buf(&argvars[1], patbuf),
|
|
|
7395 get_var_string_buf(&argvars[2], subbuf),
|
|
|
7396 get_var_string_buf(&argvars[3], flagsbuf));
|
|
|
7397 }
|
|
|
7398
|
|
|
7399 /*
|
|
|
7400 * "tempname()" function
|
|
|
7401 */
|
|
|
7402 /*ARGSUSED*/
|
|
|
7403 static void
|
|
|
7404 f_tempname(argvars, retvar)
|
|
|
7405 VAR argvars;
|
|
|
7406 VAR retvar;
|
|
|
7407 {
|
|
|
7408 static int x = 'A';
|
|
|
7409
|
|
|
7410 retvar->var_type = VAR_STRING;
|
|
|
7411 retvar->var_val.var_string = vim_tempname(x);
|
|
|
7412
|
|
|
7413 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
7414 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
7415 do
|
|
|
7416 {
|
|
|
7417 if (x == 'Z')
|
|
|
7418 x = '0';
|
|
|
7419 else if (x == '9')
|
|
|
7420 x = 'A';
|
|
|
7421 else
|
|
|
7422 {
|
|
|
7423 #ifdef EBCDIC
|
|
|
7424 if (x == 'I')
|
|
|
7425 x = 'J';
|
|
|
7426 else if (x == 'R')
|
|
|
7427 x = 'S';
|
|
|
7428 else
|
|
|
7429 #endif
|
|
|
7430 ++x;
|
|
|
7431 }
|
|
|
7432 } while (x == 'I' || x == 'O');
|
|
|
7433 }
|
|
|
7434
|
|
|
7435 /*
|
|
|
7436 * "tolower(string)" function
|
|
|
7437 */
|
|
|
7438 static void
|
|
|
7439 f_tolower(argvars, retvar)
|
|
|
7440 VAR argvars;
|
|
|
7441 VAR retvar;
|
|
|
7442 {
|
|
|
7443 char_u *p;
|
|
|
7444
|
|
|
7445 p = vim_strsave(get_var_string(&argvars[0]));
|
|
|
7446 retvar->var_type = VAR_STRING;
|
|
|
7447 retvar->var_val.var_string = p;
|
|
|
7448
|
|
|
7449 if (p != NULL)
|
|
|
7450 while (*p != NUL)
|
|
|
7451 {
|
|
|
7452 #ifdef FEAT_MBYTE
|
|
|
7453 int l;
|
|
|
7454
|
|
|
7455 if (enc_utf8)
|
|
|
7456 {
|
|
|
7457 int c, lc;
|
|
|
7458
|
|
|
7459 c = utf_ptr2char(p);
|
|
|
7460 lc = utf_tolower(c);
|
|
|
7461 l = utf_ptr2len_check(p);
|
|
|
7462 /* TODO: reallocate string when byte count changes. */
|
|
|
7463 if (utf_char2len(lc) == l)
|
|
|
7464 utf_char2bytes(lc, p);
|
|
|
7465 p += l;
|
|
|
7466 }
|
|
|
7467 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
7468 p += l; /* skip multi-byte character */
|
|
|
7469 else
|
|
|
7470 #endif
|
|
|
7471 {
|
|
|
7472 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
7473 ++p;
|
|
|
7474 }
|
|
|
7475 }
|
|
|
7476 }
|
|
|
7477
|
|
|
7478 /*
|
|
|
7479 * "toupper(string)" function
|
|
|
7480 */
|
|
|
7481 static void
|
|
|
7482 f_toupper(argvars, retvar)
|
|
|
7483 VAR argvars;
|
|
|
7484 VAR retvar;
|
|
|
7485 {
|
|
|
7486 char_u *p;
|
|
|
7487
|
|
|
7488 p = vim_strsave(get_var_string(&argvars[0]));
|
|
|
7489 retvar->var_type = VAR_STRING;
|
|
|
7490 retvar->var_val.var_string = p;
|
|
|
7491
|
|
|
7492 if (p != NULL)
|
|
|
7493 while (*p != NUL)
|
|
|
7494 {
|
|
|
7495 #ifdef FEAT_MBYTE
|
|
|
7496 int l;
|
|
|
7497
|
|
|
7498 if (enc_utf8)
|
|
|
7499 {
|
|
|
7500 int c, uc;
|
|
|
7501
|
|
|
7502 c = utf_ptr2char(p);
|
|
|
7503 uc = utf_toupper(c);
|
|
|
7504 l = utf_ptr2len_check(p);
|
|
|
7505 /* TODO: reallocate string when byte count changes. */
|
|
|
7506 if (utf_char2len(uc) == l)
|
|
|
7507 utf_char2bytes(uc, p);
|
|
|
7508 p += l;
|
|
|
7509 }
|
|
|
7510 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
7511 p += l; /* skip multi-byte character */
|
|
|
7512 else
|
|
|
7513 #endif
|
|
|
7514 {
|
|
|
7515 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
7516 p++;
|
|
|
7517 }
|
|
|
7518 }
|
|
|
7519 }
|
|
|
7520
|
|
|
7521 /*
|
|
15
|
7522 * "tr(string, fromstr, tostr)" function
|
|
|
7523 */
|
|
|
7524 static void
|
|
|
7525 f_tr(argvars, retvar)
|
|
|
7526 VAR argvars;
|
|
|
7527 VAR retvar;
|
|
|
7528 {
|
|
|
7529 char_u *instr;
|
|
|
7530 char_u *fromstr;
|
|
|
7531 char_u *tostr;
|
|
|
7532 char_u *p;
|
|
|
7533 #ifdef FEAT_MBYTE
|
|
|
7534 int inlen;
|
|
|
7535 int fromlen;
|
|
|
7536 int tolen;
|
|
|
7537 int idx;
|
|
|
7538 char_u *cpstr;
|
|
|
7539 int cplen;
|
|
|
7540 int first = TRUE;
|
|
|
7541 #endif
|
|
|
7542 char_u buf[NUMBUFLEN];
|
|
|
7543 char_u buf2[NUMBUFLEN];
|
|
|
7544 garray_T ga;
|
|
|
7545
|
|
|
7546 instr = get_var_string(&argvars[0]);
|
|
|
7547 fromstr = get_var_string_buf(&argvars[1], buf);
|
|
|
7548 tostr = get_var_string_buf(&argvars[2], buf2);
|
|
|
7549
|
|
|
7550 /* Default return value: empty string. */
|
|
|
7551 retvar->var_type = VAR_STRING;
|
|
|
7552 retvar->var_val.var_string = NULL;
|
|
|
7553 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
7554
|
|
|
7555 #ifdef FEAT_MBYTE
|
|
|
7556 if (!has_mbyte)
|
|
|
7557 #endif
|
|
|
7558 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
7559 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
7560 {
|
|
|
7561 error:
|
|
|
7562 EMSG2(_(e_invarg2), fromstr);
|
|
|
7563 ga_clear(&ga);
|
|
|
7564 return;
|
|
|
7565 }
|
|
|
7566
|
|
|
7567 /* fromstr and tostr have to contain the same number of chars */
|
|
|
7568 while (*instr != NUL)
|
|
|
7569 {
|
|
|
7570 #ifdef FEAT_MBYTE
|
|
|
7571 if (has_mbyte)
|
|
|
7572 {
|
|
|
7573 inlen = mb_ptr2len_check(instr);
|
|
|
7574 cpstr = instr;
|
|
|
7575 cplen = inlen;
|
|
|
7576 idx = 0;
|
|
|
7577 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
7578 {
|
|
|
7579 fromlen = mb_ptr2len_check(p);
|
|
|
7580 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
7581 {
|
|
|
7582 for (p = tostr; *p != NUL; p += tolen)
|
|
|
7583 {
|
|
|
7584 tolen = mb_ptr2len_check(p);
|
|
|
7585 if (idx-- == 0)
|
|
|
7586 {
|
|
|
7587 cplen = tolen;
|
|
|
7588 cpstr = p;
|
|
|
7589 break;
|
|
|
7590 }
|
|
|
7591 }
|
|
|
7592 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
7593 goto error;
|
|
|
7594 break;
|
|
|
7595 }
|
|
|
7596 ++idx;
|
|
|
7597 }
|
|
|
7598
|
|
|
7599 if (first && cpstr == instr)
|
|
|
7600 {
|
|
|
7601 /* Check that fromstr and tostr have the same number of
|
|
|
7602 * (multi-byte) characters. Done only once when a character
|
|
|
7603 * of instr doesn't appear in fromstr. */
|
|
|
7604 first = FALSE;
|
|
|
7605 for (p = tostr; *p != NUL; p += tolen)
|
|
|
7606 {
|
|
|
7607 tolen = mb_ptr2len_check(p);
|
|
|
7608 --idx;
|
|
|
7609 }
|
|
|
7610 if (idx != 0)
|
|
|
7611 goto error;
|
|
|
7612 }
|
|
|
7613
|
|
|
7614 ga_grow(&ga, cplen);
|
|
16
|
7615 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
7616 ga.ga_len += cplen;
|
|
|
7617 ga.ga_room -= cplen;
|
|
|
7618
|
|
|
7619 instr += inlen;
|
|
|
7620 }
|
|
|
7621 else
|
|
|
7622 #endif
|
|
|
7623 {
|
|
|
7624 /* When not using multi-byte chars we can do it faster. */
|
|
|
7625 p = vim_strchr(fromstr, *instr);
|
|
|
7626 if (p != NULL)
|
|
|
7627 ga_append(&ga, tostr[p - fromstr]);
|
|
|
7628 else
|
|
|
7629 ga_append(&ga, *instr);
|
|
|
7630 ++instr;
|
|
|
7631 }
|
|
|
7632 }
|
|
|
7633
|
|
|
7634 retvar->var_val.var_string = ga.ga_data;
|
|
|
7635 }
|
|
|
7636
|
|
|
7637 /*
|
|
7
|
7638 * "type(expr)" function
|
|
|
7639 */
|
|
|
7640 static void
|
|
|
7641 f_type(argvars, retvar)
|
|
|
7642 VAR argvars;
|
|
|
7643 VAR retvar;
|
|
|
7644 {
|
|
|
7645 if (argvars[0].var_type == VAR_NUMBER)
|
|
|
7646 retvar->var_val.var_number = 0;
|
|
|
7647 else
|
|
|
7648 retvar->var_val.var_number = 1;
|
|
|
7649 }
|
|
|
7650
|
|
|
7651 /*
|
|
|
7652 * "virtcol(string)" function
|
|
|
7653 */
|
|
|
7654 static void
|
|
|
7655 f_virtcol(argvars, retvar)
|
|
|
7656 VAR argvars;
|
|
|
7657 VAR retvar;
|
|
|
7658 {
|
|
|
7659 colnr_T vcol = 0;
|
|
|
7660 pos_T *fp;
|
|
|
7661
|
|
|
7662 fp = var2fpos(&argvars[0], FALSE);
|
|
|
7663 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
7664 {
|
|
|
7665 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
7666 ++vcol;
|
|
|
7667 }
|
|
|
7668
|
|
|
7669 retvar->var_val.var_number = vcol;
|
|
|
7670 }
|
|
|
7671
|
|
|
7672 /*
|
|
|
7673 * "visualmode()" function
|
|
|
7674 */
|
|
|
7675 /*ARGSUSED*/
|
|
|
7676 static void
|
|
|
7677 f_visualmode(argvars, retvar)
|
|
|
7678 VAR argvars;
|
|
|
7679 VAR retvar;
|
|
|
7680 {
|
|
|
7681 #ifdef FEAT_VISUAL
|
|
|
7682 char_u str[2];
|
|
|
7683
|
|
|
7684 retvar->var_type = VAR_STRING;
|
|
|
7685 str[0] = curbuf->b_visual_mode_eval;
|
|
|
7686 str[1] = NUL;
|
|
|
7687 retvar->var_val.var_string = vim_strsave(str);
|
|
|
7688
|
|
|
7689 /* A non-zero number or non-empty string argument: reset mode. */
|
|
|
7690 if ((argvars[0].var_type == VAR_NUMBER
|
|
|
7691 && argvars[0].var_val.var_number != 0)
|
|
|
7692 || (argvars[0].var_type == VAR_STRING
|
|
|
7693 && *get_var_string(&argvars[0]) != NUL))
|
|
|
7694 curbuf->b_visual_mode_eval = NUL;
|
|
|
7695 #else
|
|
|
7696 retvar->var_val.var_number = 0; /* return anything, it won't work anyway */
|
|
|
7697 #endif
|
|
|
7698 }
|
|
|
7699
|
|
|
7700 /*
|
|
|
7701 * "winbufnr(nr)" function
|
|
|
7702 */
|
|
|
7703 static void
|
|
|
7704 f_winbufnr(argvars, retvar)
|
|
|
7705 VAR argvars;
|
|
|
7706 VAR retvar;
|
|
|
7707 {
|
|
|
7708 win_T *wp;
|
|
|
7709
|
|
|
7710 wp = find_win_by_nr(&argvars[0]);
|
|
|
7711 if (wp == NULL)
|
|
|
7712 retvar->var_val.var_number = -1;
|
|
|
7713 else
|
|
|
7714 retvar->var_val.var_number = wp->w_buffer->b_fnum;
|
|
|
7715 }
|
|
|
7716
|
|
|
7717 /*
|
|
|
7718 * "wincol()" function
|
|
|
7719 */
|
|
|
7720 /*ARGSUSED*/
|
|
|
7721 static void
|
|
|
7722 f_wincol(argvars, retvar)
|
|
|
7723 VAR argvars;
|
|
|
7724 VAR retvar;
|
|
|
7725 {
|
|
|
7726 validate_cursor();
|
|
|
7727 retvar->var_val.var_number = curwin->w_wcol + 1;
|
|
|
7728 }
|
|
|
7729
|
|
|
7730 /*
|
|
|
7731 * "winheight(nr)" function
|
|
|
7732 */
|
|
|
7733 static void
|
|
|
7734 f_winheight(argvars, retvar)
|
|
|
7735 VAR argvars;
|
|
|
7736 VAR retvar;
|
|
|
7737 {
|
|
|
7738 win_T *wp;
|
|
|
7739
|
|
|
7740 wp = find_win_by_nr(&argvars[0]);
|
|
|
7741 if (wp == NULL)
|
|
|
7742 retvar->var_val.var_number = -1;
|
|
|
7743 else
|
|
|
7744 retvar->var_val.var_number = wp->w_height;
|
|
|
7745 }
|
|
|
7746
|
|
|
7747 /*
|
|
|
7748 * "winline()" function
|
|
|
7749 */
|
|
|
7750 /*ARGSUSED*/
|
|
|
7751 static void
|
|
|
7752 f_winline(argvars, retvar)
|
|
|
7753 VAR argvars;
|
|
|
7754 VAR retvar;
|
|
|
7755 {
|
|
|
7756 validate_cursor();
|
|
|
7757 retvar->var_val.var_number = curwin->w_wrow + 1;
|
|
|
7758 }
|
|
|
7759
|
|
|
7760 /*
|
|
|
7761 * "winnr()" function
|
|
|
7762 */
|
|
|
7763 /* ARGSUSED */
|
|
|
7764 static void
|
|
|
7765 f_winnr(argvars, retvar)
|
|
|
7766 VAR argvars;
|
|
|
7767 VAR retvar;
|
|
|
7768 {
|
|
|
7769 int nr = 1;
|
|
|
7770 #ifdef FEAT_WINDOWS
|
|
|
7771 win_T *wp;
|
|
|
7772
|
|
|
7773 for (wp = firstwin; wp != curwin; wp = wp->w_next)
|
|
|
7774 ++nr;
|
|
|
7775 #endif
|
|
|
7776 retvar->var_val.var_number = nr;
|
|
|
7777 }
|
|
|
7778
|
|
|
7779 /*
|
|
|
7780 * "winrestcmd()" function
|
|
|
7781 */
|
|
|
7782 /* ARGSUSED */
|
|
|
7783 static void
|
|
|
7784 f_winrestcmd(argvars, retvar)
|
|
|
7785 VAR argvars;
|
|
|
7786 VAR retvar;
|
|
|
7787 {
|
|
|
7788 #ifdef FEAT_WINDOWS
|
|
|
7789 win_T *wp;
|
|
|
7790 int winnr = 1;
|
|
|
7791 garray_T ga;
|
|
|
7792 char_u buf[50];
|
|
|
7793
|
|
|
7794 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
7795 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
7796 {
|
|
|
7797 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
7798 ga_concat(&ga, buf);
|
|
|
7799 # ifdef FEAT_VERTSPLIT
|
|
|
7800 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
7801 ga_concat(&ga, buf);
|
|
|
7802 # endif
|
|
|
7803 ++winnr;
|
|
|
7804 }
|
|
|
7805
|
|
|
7806 retvar->var_val.var_string = ga.ga_data;
|
|
|
7807 #else
|
|
|
7808 retvar->var_val.var_string = NULL;
|
|
|
7809 #endif
|
|
|
7810 retvar->var_type = VAR_STRING;
|
|
|
7811 }
|
|
|
7812
|
|
|
7813 /*
|
|
|
7814 * "winwidth(nr)" function
|
|
|
7815 */
|
|
|
7816 static void
|
|
|
7817 f_winwidth(argvars, retvar)
|
|
|
7818 VAR argvars;
|
|
|
7819 VAR retvar;
|
|
|
7820 {
|
|
|
7821 win_T *wp;
|
|
|
7822
|
|
|
7823 wp = find_win_by_nr(&argvars[0]);
|
|
|
7824 if (wp == NULL)
|
|
|
7825 retvar->var_val.var_number = -1;
|
|
|
7826 else
|
|
|
7827 #ifdef FEAT_VERTSPLIT
|
|
|
7828 retvar->var_val.var_number = wp->w_width;
|
|
|
7829 #else
|
|
|
7830 retvar->var_val.var_number = Columns;
|
|
|
7831 #endif
|
|
|
7832 }
|
|
|
7833
|
|
|
7834 static win_T *
|
|
|
7835 find_win_by_nr(vp)
|
|
|
7836 VAR vp;
|
|
|
7837 {
|
|
|
7838 #ifdef FEAT_WINDOWS
|
|
|
7839 win_T *wp;
|
|
|
7840 #endif
|
|
|
7841 int nr;
|
|
|
7842
|
|
|
7843 nr = get_var_number(vp);
|
|
|
7844
|
|
|
7845 #ifdef FEAT_WINDOWS
|
|
|
7846 if (nr == 0)
|
|
|
7847 return curwin;
|
|
|
7848
|
|
|
7849 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
7850 if (--nr <= 0)
|
|
|
7851 break;
|
|
|
7852 return wp;
|
|
|
7853 #else
|
|
|
7854 if (nr == 0 || nr == 1)
|
|
|
7855 return curwin;
|
|
|
7856 return NULL;
|
|
|
7857 #endif
|
|
|
7858 }
|
|
|
7859
|
|
|
7860 /*
|
|
|
7861 * Translate a String variable into a position.
|
|
|
7862 */
|
|
|
7863 static pos_T *
|
|
|
7864 var2fpos(varp, lnum)
|
|
|
7865 VAR varp;
|
|
|
7866 int lnum; /* TRUE when $ is last line */
|
|
|
7867 {
|
|
|
7868 char_u *name;
|
|
|
7869 static pos_T pos;
|
|
|
7870 pos_T *pp;
|
|
|
7871
|
|
|
7872 name = get_var_string(varp);
|
|
|
7873 if (name[0] == '.') /* cursor */
|
|
|
7874 return &curwin->w_cursor;
|
|
|
7875 if (name[0] == '\'') /* mark */
|
|
|
7876 {
|
|
|
7877 pp = getmark(name[1], FALSE);
|
|
|
7878 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
7879 return NULL;
|
|
|
7880 return pp;
|
|
|
7881 }
|
|
|
7882 if (name[0] == '$') /* last column or line */
|
|
|
7883 {
|
|
|
7884 if (lnum)
|
|
|
7885 {
|
|
|
7886 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
7887 pos.col = 0;
|
|
|
7888 }
|
|
|
7889 else
|
|
|
7890 {
|
|
|
7891 pos.lnum = curwin->w_cursor.lnum;
|
|
|
7892 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
7893 }
|
|
|
7894 return &pos;
|
|
|
7895 }
|
|
|
7896 return NULL;
|
|
|
7897 }
|
|
|
7898
|
|
|
7899 /*
|
|
|
7900 * Get the length of an environment variable name.
|
|
|
7901 * Advance "arg" to the first character after the name.
|
|
|
7902 * Return 0 for error.
|
|
|
7903 */
|
|
|
7904 static int
|
|
|
7905 get_env_len(arg)
|
|
|
7906 char_u **arg;
|
|
|
7907 {
|
|
|
7908 char_u *p;
|
|
|
7909 int len;
|
|
|
7910
|
|
|
7911 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
7912 ;
|
|
|
7913 if (p == *arg) /* no name found */
|
|
|
7914 return 0;
|
|
|
7915
|
|
|
7916 len = (int)(p - *arg);
|
|
|
7917 *arg = p;
|
|
|
7918 return len;
|
|
|
7919 }
|
|
|
7920
|
|
|
7921 /*
|
|
|
7922 * Get the length of the name of a function or internal variable.
|
|
|
7923 * "arg" is advanced to the first non-white character after the name.
|
|
|
7924 * Return 0 if something is wrong.
|
|
|
7925 */
|
|
|
7926 static int
|
|
|
7927 get_id_len(arg)
|
|
|
7928 char_u **arg;
|
|
|
7929 {
|
|
|
7930 char_u *p;
|
|
|
7931 int len;
|
|
|
7932
|
|
|
7933 /* Find the end of the name. */
|
|
|
7934 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
7935 ;
|
|
|
7936 if (p == *arg) /* no name found */
|
|
|
7937 return 0;
|
|
|
7938
|
|
|
7939 len = (int)(p - *arg);
|
|
|
7940 *arg = skipwhite(p);
|
|
|
7941
|
|
|
7942 return len;
|
|
|
7943 }
|
|
|
7944
|
|
|
7945 /*
|
|
|
7946 * Get the length of the name of a function.
|
|
|
7947 * "arg" is advanced to the first non-white character after the name.
|
|
|
7948 * Return 0 if something is wrong.
|
|
|
7949 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
7950 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
7951 */
|
|
|
7952 static int
|
|
|
7953 get_func_len(arg, alias, evaluate)
|
|
|
7954 char_u **arg;
|
|
|
7955 char_u **alias;
|
|
|
7956 int evaluate;
|
|
|
7957 {
|
|
|
7958 int len;
|
|
|
7959 #ifdef FEAT_MAGIC_BRACES
|
|
|
7960 char_u *p;
|
|
|
7961 char_u *expr_start;
|
|
|
7962 char_u *expr_end;
|
|
|
7963 #endif
|
|
|
7964
|
|
|
7965 *alias = NULL; /* default to no alias */
|
|
|
7966
|
|
|
7967 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
7968 && (*arg)[2] == (int)KE_SNR)
|
|
|
7969 {
|
|
|
7970 /* hard coded <SNR>, already translated */
|
|
|
7971 *arg += 3;
|
|
|
7972 return get_id_len(arg) + 3;
|
|
|
7973 }
|
|
|
7974 len = eval_fname_script(*arg);
|
|
|
7975 if (len > 0)
|
|
|
7976 {
|
|
|
7977 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
7978 *arg += len;
|
|
|
7979 }
|
|
|
7980
|
|
|
7981 #ifdef FEAT_MAGIC_BRACES
|
|
|
7982 /*
|
|
|
7983 * Find the end of the name;
|
|
|
7984 */
|
|
|
7985 p = find_name_end(*arg, &expr_start, &expr_end);
|
|
|
7986 /* check for {} construction */
|
|
|
7987 if (expr_start != NULL)
|
|
|
7988 {
|
|
|
7989 char_u *temp_string;
|
|
|
7990
|
|
|
7991 if (!evaluate)
|
|
|
7992 {
|
|
|
7993 len += (int)(p - *arg);
|
|
|
7994 *arg = skipwhite(p);
|
|
|
7995 return len;
|
|
|
7996 }
|
|
|
7997
|
|
|
7998 /*
|
|
|
7999 * Include any <SID> etc in the expanded string:
|
|
|
8000 * Thus the -len here.
|
|
|
8001 */
|
|
|
8002 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
8003 if (temp_string == NULL)
|
|
|
8004 return 0;
|
|
|
8005 *alias = temp_string;
|
|
|
8006 *arg = skipwhite(p);
|
|
|
8007 return (int)STRLEN(temp_string);
|
|
|
8008 }
|
|
|
8009 #endif
|
|
|
8010
|
|
|
8011 len += get_id_len(arg);
|
|
|
8012 if (len == 0)
|
|
|
8013 EMSG2(_(e_invexpr2), *arg);
|
|
|
8014
|
|
|
8015 return len;
|
|
|
8016 }
|
|
|
8017
|
|
|
8018 static char_u *
|
|
|
8019 find_name_end(arg, expr_start, expr_end)
|
|
|
8020 char_u *arg;
|
|
|
8021 char_u **expr_start;
|
|
|
8022 char_u **expr_end;
|
|
|
8023 {
|
|
|
8024 int nesting = 0;
|
|
|
8025 char_u *p;
|
|
|
8026
|
|
|
8027 *expr_start = NULL;
|
|
|
8028 *expr_end = NULL;
|
|
|
8029
|
|
|
8030 for (p = arg; (*p != NUL && (eval_isnamec(*p) || nesting != 0)); ++p)
|
|
|
8031 {
|
|
|
8032 #ifdef FEAT_MAGIC_BRACES
|
|
|
8033 if (*p == '{')
|
|
|
8034 {
|
|
|
8035 nesting++;
|
|
|
8036 if (*expr_start == NULL)
|
|
|
8037 *expr_start = p;
|
|
|
8038 }
|
|
|
8039 else if (*p == '}')
|
|
|
8040 {
|
|
|
8041 nesting--;
|
|
|
8042 if (nesting == 0 && *expr_end == NULL)
|
|
|
8043 *expr_end = p;
|
|
|
8044 }
|
|
|
8045 #endif
|
|
|
8046 }
|
|
|
8047
|
|
|
8048 return p;
|
|
|
8049 }
|
|
|
8050
|
|
|
8051 /*
|
|
|
8052 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
8053 */
|
|
|
8054 static int
|
|
|
8055 eval_isnamec(c)
|
|
|
8056 int c;
|
|
|
8057 {
|
|
|
8058 return (ASCII_ISALNUM(c) || c == '_' || c == ':'
|
|
|
8059 #ifdef FEAT_MAGIC_BRACES
|
|
|
8060 || c == '{' || c == '}'
|
|
|
8061 #endif
|
|
|
8062 );
|
|
|
8063 }
|
|
|
8064
|
|
|
8065 /*
|
|
|
8066 * Find a v: variable.
|
|
|
8067 * Return it's index, or -1 if not found.
|
|
|
8068 */
|
|
|
8069 static int
|
|
|
8070 find_vim_var(name, len)
|
|
|
8071 char_u *name;
|
|
|
8072 int len; /* length of "name" */
|
|
|
8073 {
|
|
|
8074 char_u *vname;
|
|
|
8075 int vlen;
|
|
|
8076 int i;
|
|
|
8077
|
|
|
8078 /*
|
|
|
8079 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
8080 */
|
|
|
8081 if (name[0] == 'v' && name[1] == ':')
|
|
|
8082 {
|
|
|
8083 vname = name + 2;
|
|
|
8084 vlen = len - 2;
|
|
|
8085 }
|
|
|
8086 else
|
|
|
8087 {
|
|
|
8088 vname = name;
|
|
|
8089 vlen = len;
|
|
|
8090 }
|
|
|
8091 for (i = 0; i < VV_LEN; ++i)
|
|
|
8092 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
8093 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
8094 return i;
|
|
|
8095 return -1;
|
|
|
8096 }
|
|
|
8097
|
|
|
8098 /*
|
|
|
8099 * Set number v: variable to "val".
|
|
|
8100 */
|
|
|
8101 void
|
|
|
8102 set_vim_var_nr(idx, val)
|
|
|
8103 int idx;
|
|
|
8104 long val;
|
|
|
8105 {
|
|
|
8106 vimvars[idx].val = (char_u *)val;
|
|
|
8107 }
|
|
|
8108
|
|
|
8109 /*
|
|
|
8110 * Get number v: variable value;
|
|
|
8111 */
|
|
|
8112 long
|
|
|
8113 get_vim_var_nr(idx)
|
|
|
8114 int idx;
|
|
|
8115 {
|
|
|
8116 return (long)vimvars[idx].val;
|
|
|
8117 }
|
|
|
8118
|
|
|
8119 /*
|
|
|
8120 * Set v:count, v:count1 and v:prevcount.
|
|
|
8121 */
|
|
|
8122 void
|
|
|
8123 set_vcount(count, count1)
|
|
|
8124 long count;
|
|
|
8125 long count1;
|
|
|
8126 {
|
|
|
8127 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
8128 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
8129 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
8130 }
|
|
|
8131
|
|
|
8132 /*
|
|
|
8133 * Set string v: variable to a copy of "val".
|
|
|
8134 */
|
|
|
8135 void
|
|
|
8136 set_vim_var_string(idx, val, len)
|
|
|
8137 int idx;
|
|
|
8138 char_u *val;
|
|
|
8139 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
8140 {
|
|
|
8141 vim_free(vimvars[idx].val);
|
|
|
8142 if (val == NULL)
|
|
|
8143 vimvars[idx].val = NULL;
|
|
|
8144 else if (len == -1)
|
|
|
8145 vimvars[idx].val = vim_strsave(val);
|
|
|
8146 else
|
|
|
8147 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
8148 }
|
|
|
8149
|
|
|
8150 /*
|
|
|
8151 * Set v:register if needed.
|
|
|
8152 */
|
|
|
8153 void
|
|
|
8154 set_reg_var(c)
|
|
|
8155 int c;
|
|
|
8156 {
|
|
|
8157 char_u regname;
|
|
|
8158
|
|
|
8159 if (c == 0 || c == ' ')
|
|
|
8160 regname = '"';
|
|
|
8161 else
|
|
|
8162 regname = c;
|
|
|
8163 /* Avoid free/alloc when the value is already right. */
|
|
|
8164 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
8165 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
8166 }
|
|
|
8167
|
|
|
8168 /*
|
|
|
8169 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
8170 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
8171 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
8172 * take care of memory allocations.
|
|
|
8173 */
|
|
|
8174 char_u *
|
|
|
8175 v_exception(oldval)
|
|
|
8176 char_u *oldval;
|
|
|
8177 {
|
|
|
8178 if (oldval == NULL)
|
|
|
8179 return vimvars[VV_EXCEPTION].val;
|
|
|
8180
|
|
|
8181 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
8182 return NULL;
|
|
|
8183 }
|
|
|
8184
|
|
|
8185 /*
|
|
|
8186 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
8187 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
8188 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
8189 * take care of memory allocations.
|
|
|
8190 */
|
|
|
8191 char_u *
|
|
|
8192 v_throwpoint(oldval)
|
|
|
8193 char_u *oldval;
|
|
|
8194 {
|
|
|
8195 if (oldval == NULL)
|
|
|
8196 return vimvars[VV_THROWPOINT].val;
|
|
|
8197
|
|
|
8198 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
8199 return NULL;
|
|
|
8200 }
|
|
|
8201
|
|
|
8202 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
8203 /*
|
|
|
8204 * Set v:cmdarg.
|
|
|
8205 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
8206 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
8207 * Must always be called in pairs!
|
|
|
8208 */
|
|
|
8209 char_u *
|
|
|
8210 set_cmdarg(eap, oldarg)
|
|
|
8211 exarg_T *eap;
|
|
|
8212 char_u *oldarg;
|
|
|
8213 {
|
|
|
8214 char_u *oldval;
|
|
|
8215 char_u *newval;
|
|
|
8216 unsigned len;
|
|
|
8217
|
|
|
8218 oldval = vimvars[VV_CMDARG].val;
|
|
|
8219 if (eap != NULL)
|
|
|
8220 {
|
|
|
8221 if (eap->force_bin == FORCE_BIN)
|
|
|
8222 len = 6;
|
|
|
8223 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
8224 len = 8;
|
|
|
8225 else
|
|
|
8226 len = 0;
|
|
|
8227 if (eap->force_ff != 0)
|
|
|
8228 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
|
8229 # ifdef FEAT_MBYTE
|
|
|
8230 if (eap->force_enc != 0)
|
|
|
8231 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
|
8232 # endif
|
|
|
8233
|
|
|
8234 newval = alloc(len + 1);
|
|
|
8235 if (newval == NULL)
|
|
|
8236 return NULL;
|
|
|
8237
|
|
|
8238 if (eap->force_bin == FORCE_BIN)
|
|
|
8239 sprintf((char *)newval, " ++bin");
|
|
|
8240 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
8241 sprintf((char *)newval, " ++nobin");
|
|
|
8242 else
|
|
|
8243 *newval = NUL;
|
|
|
8244 if (eap->force_ff != 0)
|
|
|
8245 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
8246 eap->cmd + eap->force_ff);
|
|
|
8247 # ifdef FEAT_MBYTE
|
|
|
8248 if (eap->force_enc != 0)
|
|
|
8249 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
8250 eap->cmd + eap->force_enc);
|
|
|
8251 # endif
|
|
|
8252 vimvars[VV_CMDARG].val = newval;
|
|
|
8253 return oldval;
|
|
|
8254 }
|
|
|
8255
|
|
|
8256 vim_free(oldval);
|
|
|
8257 vimvars[VV_CMDARG].val = oldarg;
|
|
|
8258 return NULL;
|
|
|
8259 }
|
|
|
8260 #endif
|
|
|
8261
|
|
|
8262 /*
|
|
|
8263 * Get the value of internal variable "name".
|
|
|
8264 * Return OK or FAIL.
|
|
|
8265 */
|
|
|
8266 static int
|
|
|
8267 get_var_var(name, len, retvar)
|
|
|
8268 char_u *name;
|
|
|
8269 int len; /* length of "name" */
|
|
|
8270 VAR retvar; /* NULL when only checking existence */
|
|
|
8271 {
|
|
|
8272 int ret = OK;
|
|
|
8273 int type = VAR_UNKNOWN;
|
|
|
8274 long number = 1;
|
|
|
8275 char_u *string = NULL;
|
|
|
8276 VAR v;
|
|
|
8277 int cc;
|
|
|
8278 int i;
|
|
|
8279
|
|
|
8280 /* truncate the name, so that we can use strcmp() */
|
|
|
8281 cc = name[len];
|
|
|
8282 name[len] = NUL;
|
|
|
8283
|
|
|
8284 /*
|
|
|
8285 * Check for "b:changedtick".
|
|
|
8286 */
|
|
|
8287 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
8288 {
|
|
|
8289 type = VAR_NUMBER;
|
|
|
8290 number = curbuf->b_changedtick;
|
|
|
8291 }
|
|
|
8292
|
|
|
8293 /*
|
|
|
8294 * Check for built-in v: variables.
|
|
|
8295 */
|
|
|
8296 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
8297 {
|
|
|
8298 type = vimvars[i].type;
|
|
|
8299 number = (long)vimvars[i].val;
|
|
|
8300 string = vimvars[i].val;
|
|
|
8301 }
|
|
|
8302
|
|
|
8303 /*
|
|
|
8304 * Check for user-defined variables.
|
|
|
8305 */
|
|
|
8306 else
|
|
|
8307 {
|
|
|
8308 v = find_var(name, FALSE);
|
|
|
8309 if (v != NULL)
|
|
|
8310 {
|
|
|
8311 type = v->var_type;
|
|
|
8312 number = v->var_val.var_number;
|
|
|
8313 string = v->var_val.var_string;
|
|
|
8314 }
|
|
|
8315 }
|
|
|
8316
|
|
|
8317 if (type == VAR_UNKNOWN)
|
|
|
8318 {
|
|
|
8319 if (retvar != NULL)
|
|
|
8320 EMSG2(_("E121: Undefined variable: %s"), name);
|
|
|
8321 ret = FAIL;
|
|
|
8322 }
|
|
|
8323 else if (retvar != NULL)
|
|
|
8324 {
|
|
|
8325 retvar->var_type = type;
|
|
|
8326 if (type == VAR_NUMBER)
|
|
|
8327 retvar->var_val.var_number = number;
|
|
|
8328 else if (type == VAR_STRING)
|
|
|
8329 {
|
|
|
8330 if (string != NULL)
|
|
|
8331 string = vim_strsave(string);
|
|
|
8332 retvar->var_val.var_string = string;
|
|
|
8333 }
|
|
|
8334 }
|
|
|
8335
|
|
|
8336 name[len] = cc;
|
|
|
8337
|
|
|
8338 return ret;
|
|
|
8339 }
|
|
|
8340
|
|
|
8341 /*
|
|
|
8342 * Allocate memory for a variable, and make it emtpy (0 or NULL value).
|
|
|
8343 */
|
|
|
8344 static VAR
|
|
|
8345 alloc_var()
|
|
|
8346 {
|
|
|
8347 return (VAR)alloc_clear((unsigned)sizeof(var));
|
|
|
8348 }
|
|
|
8349
|
|
|
8350 /*
|
|
|
8351 * Allocate memory for a variable, and assign a string to it.
|
|
|
8352 * The string "s" must have been allocated, it is consumed.
|
|
|
8353 * Return NULL for out of memory, the variable otherwise.
|
|
|
8354 */
|
|
|
8355 static VAR
|
|
|
8356 alloc_string_var(s)
|
|
|
8357 char_u *s;
|
|
|
8358 {
|
|
|
8359 VAR retvar;
|
|
|
8360
|
|
|
8361 retvar = alloc_var();
|
|
|
8362 if (retvar != NULL)
|
|
|
8363 {
|
|
|
8364 retvar->var_type = VAR_STRING;
|
|
|
8365 retvar->var_val.var_string = s;
|
|
|
8366 }
|
|
|
8367 else
|
|
|
8368 vim_free(s);
|
|
|
8369 return retvar;
|
|
|
8370 }
|
|
|
8371
|
|
|
8372 /*
|
|
|
8373 * Free the memory for a variable.
|
|
|
8374 */
|
|
|
8375 static void
|
|
|
8376 free_var(varp)
|
|
|
8377 VAR varp;
|
|
|
8378 {
|
|
|
8379 if (varp != NULL)
|
|
|
8380 {
|
|
|
8381 if (varp->var_type == VAR_STRING)
|
|
|
8382 vim_free(varp->var_val.var_string);
|
|
|
8383 vim_free(varp->var_name);
|
|
|
8384 vim_free(varp);
|
|
|
8385 }
|
|
|
8386 }
|
|
|
8387
|
|
|
8388 /*
|
|
|
8389 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
8390 */
|
|
|
8391 static void
|
|
|
8392 clear_var(varp)
|
|
|
8393 VAR varp;
|
|
|
8394 {
|
|
|
8395 if (varp != NULL)
|
|
|
8396 {
|
|
|
8397 if (varp->var_type == VAR_STRING)
|
|
|
8398 {
|
|
|
8399 vim_free(varp->var_val.var_string);
|
|
|
8400 varp->var_val.var_string = NULL;
|
|
|
8401 }
|
|
|
8402 else
|
|
|
8403 varp->var_val.var_number = 0;
|
|
|
8404 }
|
|
|
8405 }
|
|
|
8406
|
|
|
8407 /*
|
|
|
8408 * Get the number value of a variable.
|
|
|
8409 * If it is a String variable, uses vim_str2nr().
|
|
|
8410 */
|
|
|
8411 static long
|
|
|
8412 get_var_number(varp)
|
|
|
8413 VAR varp;
|
|
|
8414 {
|
|
|
8415 long n;
|
|
|
8416
|
|
|
8417 if (varp->var_type == VAR_NUMBER)
|
|
|
8418 return (long)(varp->var_val.var_number);
|
|
|
8419 else if (varp->var_type == VAR_UNKNOWN || varp->var_val.var_string == NULL)
|
|
|
8420 return 0L;
|
|
|
8421 else
|
|
|
8422 {
|
|
|
8423 vim_str2nr(varp->var_val.var_string, NULL, NULL, TRUE, TRUE, &n, NULL);
|
|
|
8424 return n;
|
|
|
8425 }
|
|
|
8426 }
|
|
|
8427
|
|
|
8428 /*
|
|
|
8429 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
8430 */
|
|
|
8431 static linenr_T
|
|
|
8432 get_var_lnum(argvars)
|
|
|
8433 VAR argvars;
|
|
|
8434 {
|
|
|
8435 var retvar;
|
|
|
8436 linenr_T lnum;
|
|
|
8437
|
|
|
8438 lnum = get_var_number(&argvars[0]);
|
|
|
8439 if (lnum == 0) /* no valid number, try using line() */
|
|
|
8440 {
|
|
|
8441 retvar.var_type = VAR_NUMBER;
|
|
|
8442 f_line(argvars, &retvar);
|
|
|
8443 lnum = retvar.var_val.var_number;
|
|
|
8444 clear_var(&retvar);
|
|
|
8445 }
|
|
|
8446 return lnum;
|
|
|
8447 }
|
|
|
8448
|
|
|
8449 /*
|
|
|
8450 * Get the string value of a variable.
|
|
|
8451 * If it is a Number variable, the number is converted into a string.
|
|
|
8452 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
8453 * get_var_string_buf() uses a given buffer.
|
|
|
8454 * If the String variable has never been set, return an empty string.
|
|
|
8455 * Never returns NULL;
|
|
|
8456 */
|
|
|
8457 static char_u *
|
|
|
8458 get_var_string(varp)
|
|
|
8459 VAR varp;
|
|
|
8460 {
|
|
|
8461 static char_u mybuf[NUMBUFLEN];
|
|
|
8462
|
|
|
8463 return get_var_string_buf(varp, mybuf);
|
|
|
8464 }
|
|
|
8465
|
|
|
8466 static char_u *
|
|
|
8467 get_var_string_buf(varp, buf)
|
|
|
8468 VAR varp;
|
|
|
8469 char_u *buf;
|
|
|
8470 {
|
|
|
8471 if (varp->var_type == VAR_NUMBER)
|
|
|
8472 {
|
|
|
8473 sprintf((char *)buf, "%ld", (long)varp->var_val.var_number);
|
|
|
8474 return buf;
|
|
|
8475 }
|
|
|
8476 else if (varp->var_val.var_string == NULL)
|
|
|
8477 return (char_u *)"";
|
|
|
8478 else
|
|
|
8479 return varp->var_val.var_string;
|
|
|
8480 }
|
|
|
8481
|
|
|
8482 /*
|
|
|
8483 * Find variable "name" in the list of variables.
|
|
|
8484 * Return a pointer to it if found, NULL if not found.
|
|
|
8485 */
|
|
|
8486 static VAR
|
|
|
8487 find_var(name, writing)
|
|
|
8488 char_u *name;
|
|
|
8489 int writing;
|
|
|
8490 {
|
|
|
8491 int i;
|
|
|
8492 char_u *varname;
|
|
|
8493 garray_T *gap;
|
|
|
8494
|
|
|
8495 /* Check for function arguments "a:" */
|
|
|
8496 if (name[0] == 'a' && name[1] == ':')
|
|
|
8497 {
|
|
|
8498 if (writing)
|
|
|
8499 {
|
|
|
8500 EMSG2(_(e_readonlyvar), name);
|
|
|
8501 return NULL;
|
|
|
8502 }
|
|
|
8503 name += 2;
|
|
|
8504 if (current_funccal == NULL)
|
|
|
8505 return NULL;
|
|
|
8506 if (VIM_ISDIGIT(*name))
|
|
|
8507 {
|
|
|
8508 i = atol((char *)name);
|
|
|
8509 if (i == 0) /* a:0 */
|
|
|
8510 return ¤t_funccal->a0_var;
|
|
|
8511 i += current_funccal->func->args.ga_len;
|
|
|
8512 if (i > current_funccal->argcount) /* a:999 */
|
|
|
8513 return NULL;
|
|
|
8514 return &(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
|
8515 }
|
|
|
8516 if (STRCMP(name, "firstline") == 0)
|
|
|
8517 return &(current_funccal->firstline);
|
|
|
8518 if (STRCMP(name, "lastline") == 0)
|
|
|
8519 return &(current_funccal->lastline);
|
|
|
8520 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
8521 if (STRCMP(name, ((char_u **)
|
|
|
8522 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
|
8523 return &(current_funccal->argvars[i]); /* a:name */
|
|
|
8524 return NULL;
|
|
|
8525 }
|
|
|
8526
|
|
|
8527 gap = find_var_ga(name, &varname);
|
|
|
8528 if (gap == NULL)
|
|
|
8529 return NULL;
|
|
|
8530 return find_var_in_ga(gap, varname);
|
|
|
8531 }
|
|
|
8532
|
|
|
8533 static VAR
|
|
|
8534 find_var_in_ga(gap, varname)
|
|
|
8535 garray_T *gap;
|
|
|
8536 char_u *varname;
|
|
|
8537 {
|
|
|
8538 int i;
|
|
|
8539
|
|
|
8540 for (i = gap->ga_len; --i >= 0; )
|
|
|
8541 if (VAR_GAP_ENTRY(i, gap).var_name != NULL
|
|
|
8542 && STRCMP(VAR_GAP_ENTRY(i, gap).var_name, varname) == 0)
|
|
|
8543 break;
|
|
|
8544 if (i < 0)
|
|
|
8545 return NULL;
|
|
|
8546 return &VAR_GAP_ENTRY(i, gap);
|
|
|
8547 }
|
|
|
8548
|
|
|
8549 /*
|
|
|
8550 * Find the growarray and start of name without ':' for a variable name.
|
|
|
8551 */
|
|
|
8552 static garray_T *
|
|
|
8553 find_var_ga(name, varname)
|
|
|
8554 char_u *name;
|
|
|
8555 char_u **varname;
|
|
|
8556 {
|
|
|
8557 if (name[1] != ':')
|
|
|
8558 {
|
|
|
8559 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
8560 if (vim_strchr(name, ':') != NULL)
|
|
|
8561 return NULL;
|
|
|
8562 *varname = name;
|
|
|
8563 if (current_funccal == NULL)
|
|
|
8564 return &variables; /* global variable */
|
|
|
8565 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
8566 }
|
|
|
8567 *varname = name + 2;
|
|
|
8568 if (*name == 'b') /* buffer variable */
|
|
|
8569 return &curbuf->b_vars;
|
|
|
8570 if (*name == 'w') /* window variable */
|
|
|
8571 return &curwin->w_vars;
|
|
|
8572 if (*name == 'g') /* global variable */
|
|
|
8573 return &variables;
|
|
|
8574 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
8575 return ¤t_funccal->l_vars;
|
|
|
8576 if (*name == 's' /* script variable */
|
|
|
8577 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
8578 return &SCRIPT_VARS(current_SID);
|
|
|
8579 return NULL;
|
|
|
8580 }
|
|
|
8581
|
|
|
8582 /*
|
|
|
8583 * Get the string value of a (global/local) variable.
|
|
|
8584 * Returns NULL when it doesn't exist.
|
|
|
8585 */
|
|
|
8586 char_u *
|
|
|
8587 get_var_value(name)
|
|
|
8588 char_u *name;
|
|
|
8589 {
|
|
|
8590 VAR v;
|
|
|
8591
|
|
|
8592 v = find_var(name, FALSE);
|
|
|
8593 if (v == NULL)
|
|
|
8594 return NULL;
|
|
|
8595 return get_var_string(v);
|
|
|
8596 }
|
|
|
8597
|
|
|
8598 /*
|
|
|
8599 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
8600 * sourcing this script and when executing functions defined in the script.
|
|
|
8601 */
|
|
|
8602 void
|
|
|
8603 new_script_vars(id)
|
|
|
8604 scid_T id;
|
|
|
8605 {
|
|
|
8606 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
8607 {
|
|
|
8608 while (ga_scripts.ga_len < id)
|
|
|
8609 {
|
|
|
8610 var_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
|
8611 ++ga_scripts.ga_len;
|
|
|
8612 --ga_scripts.ga_room;
|
|
|
8613 }
|
|
|
8614 }
|
|
|
8615 }
|
|
|
8616
|
|
|
8617 /*
|
|
|
8618 * Initialize internal variables for use.
|
|
|
8619 */
|
|
|
8620 void
|
|
|
8621 var_init(gap)
|
|
|
8622 garray_T *gap;
|
|
|
8623 {
|
|
|
8624 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
8625 }
|
|
|
8626
|
|
|
8627 /*
|
|
|
8628 * Clean up a list of internal variables.
|
|
|
8629 */
|
|
|
8630 void
|
|
|
8631 var_clear(gap)
|
|
|
8632 garray_T *gap;
|
|
|
8633 {
|
|
|
8634 int i;
|
|
|
8635
|
|
|
8636 for (i = gap->ga_len; --i >= 0; )
|
|
|
8637 var_free_one(&VAR_GAP_ENTRY(i, gap));
|
|
|
8638 ga_clear(gap);
|
|
|
8639 }
|
|
|
8640
|
|
|
8641 static void
|
|
|
8642 var_free_one(v)
|
|
|
8643 VAR v;
|
|
|
8644 {
|
|
|
8645 vim_free(v->var_name);
|
|
|
8646 v->var_name = NULL;
|
|
|
8647 if (v->var_type == VAR_STRING)
|
|
|
8648 vim_free(v->var_val.var_string);
|
|
|
8649 v->var_val.var_string = NULL;
|
|
|
8650 }
|
|
|
8651
|
|
|
8652 /*
|
|
|
8653 * List the value of one internal variable.
|
|
|
8654 */
|
|
|
8655 static void
|
|
|
8656 list_one_var(v, prefix)
|
|
|
8657 VAR v;
|
|
|
8658 char_u *prefix;
|
|
|
8659 {
|
|
|
8660 list_one_var_a(prefix, v->var_name, v->var_type, get_var_string(v));
|
|
|
8661 }
|
|
|
8662
|
|
|
8663 /*
|
|
|
8664 * List the value of one "v:" variable.
|
|
|
8665 */
|
|
|
8666 static void
|
|
|
8667 list_vim_var(i)
|
|
|
8668 int i; /* index in vimvars[] */
|
|
|
8669 {
|
|
|
8670 char_u *p;
|
|
|
8671 char_u numbuf[NUMBUFLEN];
|
|
|
8672
|
|
|
8673 if (vimvars[i].type == VAR_NUMBER)
|
|
|
8674 {
|
|
|
8675 p = numbuf;
|
|
|
8676 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
8677 }
|
|
|
8678 else if (vimvars[i].val == NULL)
|
|
|
8679 p = (char_u *)"";
|
|
|
8680 else
|
|
|
8681 p = vimvars[i].val;
|
|
|
8682 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
8683 vimvars[i].type, p);
|
|
|
8684 }
|
|
|
8685
|
|
|
8686 static void
|
|
|
8687 list_one_var_a(prefix, name, type, string)
|
|
|
8688 char_u *prefix;
|
|
|
8689 char_u *name;
|
|
|
8690 int type;
|
|
|
8691 char_u *string;
|
|
|
8692 {
|
|
|
8693 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
8694 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
8695 msg_puts(name);
|
|
|
8696 msg_putchar(' ');
|
|
|
8697 msg_advance(22);
|
|
|
8698 if (type == VAR_NUMBER)
|
|
|
8699 msg_putchar('#');
|
|
|
8700 else
|
|
|
8701 msg_putchar(' ');
|
|
|
8702 msg_outtrans(string);
|
|
|
8703 }
|
|
|
8704
|
|
|
8705 /*
|
|
|
8706 * Set variable "name" to value in "varp".
|
|
|
8707 * If the variable already exists, the value is updated.
|
|
|
8708 * Otherwise the variable is created.
|
|
|
8709 */
|
|
|
8710 static void
|
|
|
8711 set_var(name, varp)
|
|
|
8712 char_u *name;
|
|
|
8713 VAR varp;
|
|
|
8714 {
|
|
|
8715 int i;
|
|
|
8716 VAR v;
|
|
|
8717 char_u *varname;
|
|
|
8718 garray_T *gap;
|
|
|
8719
|
|
|
8720 /*
|
|
|
8721 * Handle setting internal v: variables.
|
|
|
8722 */
|
|
|
8723 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
8724 if (i >= 0)
|
|
|
8725 {
|
|
|
8726 if (vimvars[i].flags & VV_RO)
|
|
|
8727 EMSG2(_(e_readonlyvar), name);
|
|
|
8728 else
|
|
|
8729 {
|
|
|
8730 if (vimvars[i].type == VAR_STRING)
|
|
|
8731 {
|
|
|
8732 vim_free(vimvars[i].val);
|
|
|
8733 vimvars[i].val = vim_strsave(get_var_string(varp));
|
|
|
8734 }
|
|
|
8735 else
|
|
|
8736 vimvars[i].val = (char_u *)(long)varp->var_val.var_number;
|
|
|
8737 }
|
|
|
8738 return;
|
|
|
8739 }
|
|
|
8740
|
|
|
8741 v = find_var(name, TRUE);
|
|
|
8742 if (v != NULL) /* existing variable, only need to free string */
|
|
|
8743 {
|
|
|
8744 if (v->var_type == VAR_STRING)
|
|
|
8745 vim_free(v->var_val.var_string);
|
|
|
8746 }
|
|
|
8747 else /* add a new variable */
|
|
|
8748 {
|
|
|
8749 gap = find_var_ga(name, &varname);
|
|
|
8750 if (gap == NULL) /* illegal name */
|
|
|
8751 {
|
|
|
8752 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
8753 return;
|
|
|
8754 }
|
|
|
8755
|
|
|
8756 /* Try to use an empty entry */
|
|
|
8757 for (i = gap->ga_len; --i >= 0; )
|
|
|
8758 if (VAR_GAP_ENTRY(i, gap).var_name == NULL)
|
|
|
8759 break;
|
|
|
8760 if (i < 0) /* need to allocate more room */
|
|
|
8761 {
|
|
|
8762 if (ga_grow(gap, 1) == FAIL)
|
|
|
8763 return;
|
|
|
8764 i = gap->ga_len;
|
|
|
8765 }
|
|
|
8766 v = &VAR_GAP_ENTRY(i, gap);
|
|
|
8767 if ((v->var_name = vim_strsave(varname)) == NULL)
|
|
|
8768 return;
|
|
|
8769 if (i == gap->ga_len)
|
|
|
8770 {
|
|
|
8771 ++gap->ga_len;
|
|
|
8772 --gap->ga_room;
|
|
|
8773 }
|
|
|
8774 }
|
|
|
8775 copy_var(varp, v);
|
|
|
8776 }
|
|
|
8777
|
|
|
8778 static void
|
|
|
8779 copy_var(from, to)
|
|
|
8780 VAR from;
|
|
|
8781 VAR to;
|
|
|
8782 {
|
|
|
8783 to->var_type = from->var_type;
|
|
|
8784 if (from->var_type == VAR_STRING)
|
|
|
8785 to->var_val.var_string = vim_strsave(get_var_string(from));
|
|
|
8786 else
|
|
|
8787 to->var_val.var_number = from->var_val.var_number;
|
|
|
8788 }
|
|
|
8789
|
|
|
8790 /*
|
|
|
8791 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
8792 * newline at the end.
|
|
|
8793 * ":echon expr1 ..." print each argument plain.
|
|
|
8794 */
|
|
|
8795 void
|
|
|
8796 ex_echo(eap)
|
|
|
8797 exarg_T *eap;
|
|
|
8798 {
|
|
|
8799 char_u *arg = eap->arg;
|
|
|
8800 var retvar;
|
|
|
8801 char_u *p;
|
|
|
8802 int needclr = TRUE;
|
|
|
8803 int atstart = TRUE;
|
|
|
8804
|
|
|
8805 if (eap->skip)
|
|
|
8806 ++emsg_skip;
|
|
|
8807 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
8808 {
|
|
|
8809 p = arg;
|
|
|
8810 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
8811 {
|
|
|
8812 /*
|
|
|
8813 * Report the invalid expression unless the expression evaluation
|
|
|
8814 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
8815 * exception.
|
|
|
8816 */
|
|
|
8817 if (!aborting())
|
|
|
8818 EMSG2(_(e_invexpr2), p);
|
|
|
8819 break;
|
|
|
8820 }
|
|
|
8821 if (!eap->skip)
|
|
|
8822 {
|
|
|
8823 if (atstart)
|
|
|
8824 {
|
|
|
8825 atstart = FALSE;
|
|
|
8826 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
8827 * may cause a message to appear. */
|
|
|
8828 if (eap->cmdidx == CMD_echo)
|
|
|
8829 msg_start();
|
|
|
8830 }
|
|
|
8831 else if (eap->cmdidx == CMD_echo)
|
|
|
8832 msg_puts_attr((char_u *)" ", echo_attr);
|
|
|
8833 for (p = get_var_string(&retvar); *p != NUL && !got_int; ++p)
|
|
|
8834 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
8835 {
|
|
|
8836 if (*p != TAB && needclr)
|
|
|
8837 {
|
|
|
8838 /* remove any text still there from the command */
|
|
|
8839 msg_clr_eos();
|
|
|
8840 needclr = FALSE;
|
|
|
8841 }
|
|
|
8842 msg_putchar_attr(*p, echo_attr);
|
|
|
8843 }
|
|
|
8844 else
|
|
|
8845 {
|
|
|
8846 #ifdef FEAT_MBYTE
|
|
|
8847 if (has_mbyte)
|
|
|
8848 {
|
|
|
8849 int i = (*mb_ptr2len_check)(p);
|
|
|
8850
|
|
|
8851 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
8852 p += i - 1;
|
|
|
8853 }
|
|
|
8854 else
|
|
|
8855 #endif
|
|
|
8856 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
8857 }
|
|
|
8858 }
|
|
|
8859 clear_var(&retvar);
|
|
|
8860 arg = skipwhite(arg);
|
|
|
8861 }
|
|
|
8862 eap->nextcmd = check_nextcmd(arg);
|
|
|
8863
|
|
|
8864 if (eap->skip)
|
|
|
8865 --emsg_skip;
|
|
|
8866 else
|
|
|
8867 {
|
|
|
8868 /* remove text that may still be there from the command */
|
|
|
8869 if (needclr)
|
|
|
8870 msg_clr_eos();
|
|
|
8871 if (eap->cmdidx == CMD_echo)
|
|
|
8872 msg_end();
|
|
|
8873 }
|
|
|
8874 }
|
|
|
8875
|
|
|
8876 /*
|
|
|
8877 * ":echohl {name}".
|
|
|
8878 */
|
|
|
8879 void
|
|
|
8880 ex_echohl(eap)
|
|
|
8881 exarg_T *eap;
|
|
|
8882 {
|
|
|
8883 int id;
|
|
|
8884
|
|
|
8885 id = syn_name2id(eap->arg);
|
|
|
8886 if (id == 0)
|
|
|
8887 echo_attr = 0;
|
|
|
8888 else
|
|
|
8889 echo_attr = syn_id2attr(id);
|
|
|
8890 }
|
|
|
8891
|
|
|
8892 /*
|
|
|
8893 * ":execute expr1 ..." execute the result of an expression.
|
|
|
8894 * ":echomsg expr1 ..." Print a message
|
|
|
8895 * ":echoerr expr1 ..." Print an error
|
|
|
8896 * Each gets spaces around each argument and a newline at the end for
|
|
|
8897 * echo commands
|
|
|
8898 */
|
|
|
8899 void
|
|
|
8900 ex_execute(eap)
|
|
|
8901 exarg_T *eap;
|
|
|
8902 {
|
|
|
8903 char_u *arg = eap->arg;
|
|
|
8904 var retvar;
|
|
|
8905 int ret = OK;
|
|
|
8906 char_u *p;
|
|
|
8907 garray_T ga;
|
|
|
8908 int len;
|
|
|
8909 int save_did_emsg;
|
|
|
8910
|
|
|
8911 ga_init2(&ga, 1, 80);
|
|
|
8912
|
|
|
8913 if (eap->skip)
|
|
|
8914 ++emsg_skip;
|
|
|
8915 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
8916 {
|
|
|
8917 p = arg;
|
|
|
8918 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
8919 {
|
|
|
8920 /*
|
|
|
8921 * Report the invalid expression unless the expression evaluation
|
|
|
8922 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
8923 * exception.
|
|
|
8924 */
|
|
|
8925 if (!aborting())
|
|
|
8926 EMSG2(_(e_invexpr2), p);
|
|
|
8927 ret = FAIL;
|
|
|
8928 break;
|
|
|
8929 }
|
|
|
8930
|
|
|
8931 if (!eap->skip)
|
|
|
8932 {
|
|
|
8933 p = get_var_string(&retvar);
|
|
|
8934 len = (int)STRLEN(p);
|
|
|
8935 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
8936 {
|
|
|
8937 clear_var(&retvar);
|
|
|
8938 ret = FAIL;
|
|
|
8939 break;
|
|
|
8940 }
|
|
|
8941 if (ga.ga_len)
|
|
|
8942 {
|
|
|
8943 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
8944 --ga.ga_room;
|
|
|
8945 }
|
|
|
8946 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
8947 ga.ga_room -= len;
|
|
|
8948 ga.ga_len += len;
|
|
|
8949 }
|
|
|
8950
|
|
|
8951 clear_var(&retvar);
|
|
|
8952 arg = skipwhite(arg);
|
|
|
8953 }
|
|
|
8954
|
|
|
8955 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
8956 {
|
|
|
8957 if (eap->cmdidx == CMD_echomsg)
|
|
|
8958 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
8959 else if (eap->cmdidx == CMD_echoerr)
|
|
|
8960 {
|
|
|
8961 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
8962 save_did_emsg = did_emsg;
|
|
|
8963 EMSG((char_u *)ga.ga_data);
|
|
|
8964 if (!force_abort)
|
|
|
8965 did_emsg = save_did_emsg;
|
|
|
8966 }
|
|
|
8967 else if (eap->cmdidx == CMD_execute)
|
|
|
8968 do_cmdline((char_u *)ga.ga_data,
|
|
|
8969 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
8970 }
|
|
|
8971
|
|
|
8972 ga_clear(&ga);
|
|
|
8973
|
|
|
8974 if (eap->skip)
|
|
|
8975 --emsg_skip;
|
|
|
8976
|
|
|
8977 eap->nextcmd = check_nextcmd(arg);
|
|
|
8978 }
|
|
|
8979
|
|
|
8980 /*
|
|
|
8981 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
8982 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
8983 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
8984 * after the option name.
|
|
|
8985 */
|
|
|
8986 static char_u *
|
|
|
8987 find_option_end(arg, opt_flags)
|
|
|
8988 char_u **arg;
|
|
|
8989 int *opt_flags;
|
|
|
8990 {
|
|
|
8991 char_u *p = *arg;
|
|
|
8992
|
|
|
8993 ++p;
|
|
|
8994 if (*p == 'g' && p[1] == ':')
|
|
|
8995 {
|
|
|
8996 *opt_flags = OPT_GLOBAL;
|
|
|
8997 p += 2;
|
|
|
8998 }
|
|
|
8999 else if (*p == 'l' && p[1] == ':')
|
|
|
9000 {
|
|
|
9001 *opt_flags = OPT_LOCAL;
|
|
|
9002 p += 2;
|
|
|
9003 }
|
|
|
9004 else
|
|
|
9005 *opt_flags = 0;
|
|
|
9006
|
|
|
9007 if (!ASCII_ISALPHA(*p))
|
|
|
9008 return NULL;
|
|
|
9009 *arg = p;
|
|
|
9010
|
|
|
9011 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
9012 p += 4; /* termcap option */
|
|
|
9013 else
|
|
|
9014 while (ASCII_ISALPHA(*p))
|
|
|
9015 ++p;
|
|
|
9016 return p;
|
|
|
9017 }
|
|
|
9018
|
|
|
9019 /*
|
|
|
9020 * ":function"
|
|
|
9021 */
|
|
|
9022 void
|
|
|
9023 ex_function(eap)
|
|
|
9024 exarg_T *eap;
|
|
|
9025 {
|
|
|
9026 char_u *theline;
|
|
|
9027 int j;
|
|
|
9028 int c;
|
|
|
9029 #ifdef FEAT_MAGIC_BRACES
|
|
|
9030 int saved_did_emsg;
|
|
|
9031 #endif
|
|
|
9032 char_u *name = NULL;
|
|
|
9033 char_u *p;
|
|
|
9034 char_u *arg;
|
|
|
9035 garray_T newargs;
|
|
|
9036 garray_T newlines;
|
|
|
9037 int varargs = FALSE;
|
|
|
9038 int mustend = FALSE;
|
|
|
9039 int flags = 0;
|
|
|
9040 ufunc_T *fp;
|
|
|
9041 int indent;
|
|
|
9042 int nesting;
|
|
|
9043 char_u *skip_until = NULL;
|
|
|
9044 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
|
9045
|
|
|
9046 /*
|
|
|
9047 * ":function" without argument: list functions.
|
|
|
9048 */
|
|
|
9049 if (ends_excmd(*eap->arg))
|
|
|
9050 {
|
|
|
9051 if (!eap->skip)
|
|
|
9052 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
9053 list_func_head(fp, FALSE);
|
|
|
9054 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
9055 return;
|
|
|
9056 }
|
|
|
9057
|
|
|
9058 p = eap->arg;
|
|
|
9059 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
9060 if (name == NULL && !eap->skip)
|
|
|
9061 {
|
|
|
9062 /*
|
|
|
9063 * Return on an invalid expression in braces, unless the expression
|
|
|
9064 * evaluation has been cancelled due to an aborting error, an
|
|
|
9065 * interrupt, or an exception.
|
|
|
9066 */
|
|
|
9067 if (!aborting())
|
|
|
9068 return;
|
|
|
9069 else
|
|
|
9070 eap->skip = TRUE;
|
|
|
9071 }
|
|
|
9072 #ifdef FEAT_MAGIC_BRACES
|
|
|
9073 /* An error in a function call during evaluation of an expression in magic
|
|
|
9074 * braces should not cause the function not to be defined. */
|
|
|
9075 saved_did_emsg = did_emsg;
|
|
|
9076 did_emsg = FALSE;
|
|
|
9077 #endif
|
|
|
9078
|
|
|
9079 /*
|
|
|
9080 * ":function func" with only function name: list function.
|
|
|
9081 */
|
|
|
9082 if (vim_strchr(p, '(') == NULL)
|
|
|
9083 {
|
|
|
9084 if (!ends_excmd(*skipwhite(p)))
|
|
|
9085 {
|
|
|
9086 EMSG(_(e_trailing));
|
|
|
9087 goto erret_name;
|
|
|
9088 }
|
|
|
9089 eap->nextcmd = check_nextcmd(p);
|
|
|
9090 if (eap->nextcmd != NULL)
|
|
|
9091 *p = NUL;
|
|
|
9092 if (!eap->skip && !got_int)
|
|
|
9093 {
|
|
|
9094 fp = find_func(name);
|
|
|
9095 if (fp != NULL)
|
|
|
9096 {
|
|
|
9097 list_func_head(fp, TRUE);
|
|
|
9098 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
9099 {
|
|
|
9100 msg_putchar('\n');
|
|
|
9101 msg_outnum((long)(j + 1));
|
|
|
9102 if (j < 9)
|
|
|
9103 msg_putchar(' ');
|
|
|
9104 if (j < 99)
|
|
|
9105 msg_putchar(' ');
|
|
|
9106 msg_prt_line(FUNCLINE(fp, j));
|
|
|
9107 out_flush(); /* show a line at a time */
|
|
|
9108 ui_breakcheck();
|
|
|
9109 }
|
|
|
9110 if (!got_int)
|
|
|
9111 {
|
|
|
9112 msg_putchar('\n');
|
|
|
9113 msg_puts((char_u *)" endfunction");
|
|
|
9114 }
|
|
|
9115 }
|
|
|
9116 else
|
|
|
9117 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
9118 }
|
|
|
9119 goto erret_name;
|
|
|
9120 }
|
|
|
9121
|
|
|
9122 /*
|
|
|
9123 * ":function name(arg1, arg2)" Define function.
|
|
|
9124 */
|
|
|
9125 p = skipwhite(p);
|
|
|
9126 if (*p != '(')
|
|
|
9127 {
|
|
|
9128 if (!eap->skip)
|
|
|
9129 {
|
|
|
9130 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
9131 goto erret_name;
|
|
|
9132 }
|
|
|
9133 /* attempt to continue by skipping some text */
|
|
|
9134 if (vim_strchr(p, '(') != NULL)
|
|
|
9135 p = vim_strchr(p, '(');
|
|
|
9136 }
|
|
|
9137 p = skipwhite(p + 1);
|
|
|
9138
|
|
|
9139 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
9140 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
9141
|
|
|
9142 /*
|
|
|
9143 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
9144 */
|
|
|
9145 while (*p != ')')
|
|
|
9146 {
|
|
|
9147 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
9148 {
|
|
|
9149 varargs = TRUE;
|
|
|
9150 p += 3;
|
|
|
9151 mustend = TRUE;
|
|
|
9152 }
|
|
|
9153 else
|
|
|
9154 {
|
|
|
9155 arg = p;
|
|
|
9156 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
9157 ++p;
|
|
|
9158 if (arg == p || isdigit(*arg)
|
|
|
9159 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
9160 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
9161 {
|
|
|
9162 if (!eap->skip)
|
|
|
9163 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
9164 break;
|
|
|
9165 }
|
|
|
9166 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
9167 goto erret;
|
|
|
9168 c = *p;
|
|
|
9169 *p = NUL;
|
|
|
9170 arg = vim_strsave(arg);
|
|
|
9171 if (arg == NULL)
|
|
|
9172 goto erret;
|
|
|
9173 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
9174 *p = c;
|
|
|
9175 newargs.ga_len++;
|
|
|
9176 newargs.ga_room--;
|
|
|
9177 if (*p == ',')
|
|
|
9178 ++p;
|
|
|
9179 else
|
|
|
9180 mustend = TRUE;
|
|
|
9181 }
|
|
|
9182 p = skipwhite(p);
|
|
|
9183 if (mustend && *p != ')')
|
|
|
9184 {
|
|
|
9185 if (!eap->skip)
|
|
|
9186 EMSG2(_(e_invarg2), eap->arg);
|
|
|
9187 break;
|
|
|
9188 }
|
|
|
9189 }
|
|
|
9190 ++p; /* skip the ')' */
|
|
|
9191
|
|
|
9192 /* find extra arguments "range" and "abort" */
|
|
|
9193 for (;;)
|
|
|
9194 {
|
|
|
9195 p = skipwhite(p);
|
|
|
9196 if (STRNCMP(p, "range", 5) == 0)
|
|
|
9197 {
|
|
|
9198 flags |= FC_RANGE;
|
|
|
9199 p += 5;
|
|
|
9200 }
|
|
|
9201 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
9202 {
|
|
|
9203 flags |= FC_ABORT;
|
|
|
9204 p += 5;
|
|
|
9205 }
|
|
|
9206 else
|
|
|
9207 break;
|
|
|
9208 }
|
|
|
9209
|
|
|
9210 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
9211 EMSG(_(e_trailing));
|
|
|
9212
|
|
|
9213 /*
|
|
|
9214 * Read the body of the function, until ":endfunction" is found.
|
|
|
9215 */
|
|
|
9216 if (KeyTyped)
|
|
|
9217 {
|
|
|
9218 /* Check if the function already exists, don't let the user type the
|
|
|
9219 * whole function before telling him it doesn't work! For a script we
|
|
|
9220 * need to skip the body to be able to find what follows. */
|
|
|
9221 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
9222 EMSG2(_(e_funcexts), name);
|
|
|
9223
|
|
|
9224 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
9225 cmdline_row = msg_row;
|
|
|
9226 }
|
|
|
9227
|
|
|
9228 indent = 2;
|
|
|
9229 nesting = 0;
|
|
|
9230 for (;;)
|
|
|
9231 {
|
|
|
9232 msg_scroll = TRUE;
|
|
|
9233 need_wait_return = FALSE;
|
|
|
9234 if (eap->getline == NULL)
|
|
|
9235 theline = getcmdline(':', 0L, indent);
|
|
|
9236 else
|
|
|
9237 theline = eap->getline(':', eap->cookie, indent);
|
|
|
9238 if (KeyTyped)
|
|
|
9239 lines_left = Rows - 1;
|
|
|
9240 if (theline == NULL)
|
|
|
9241 {
|
|
|
9242 EMSG(_("E126: Missing :endfunction"));
|
|
|
9243 goto erret;
|
|
|
9244 }
|
|
|
9245
|
|
|
9246 if (skip_until != NULL)
|
|
|
9247 {
|
|
|
9248 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
9249 * don't check for ":endfunc". */
|
|
|
9250 if (STRCMP(theline, skip_until) == 0)
|
|
|
9251 {
|
|
|
9252 vim_free(skip_until);
|
|
|
9253 skip_until = NULL;
|
|
|
9254 }
|
|
|
9255 }
|
|
|
9256 else
|
|
|
9257 {
|
|
|
9258 /* skip ':' and blanks*/
|
|
|
9259 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
9260 ;
|
|
|
9261
|
|
|
9262 /* Check for "endfunction" (should be more strict...). */
|
|
|
9263 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
9264 {
|
|
|
9265 vim_free(theline);
|
|
|
9266 break;
|
|
|
9267 }
|
|
|
9268
|
|
|
9269 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
9270 * at "end". */
|
|
|
9271 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
9272 indent -= 2;
|
|
|
9273 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
9274 || STRNCMP(p, "try", 3) == 0)
|
|
|
9275 indent += 2;
|
|
|
9276
|
|
|
9277 /* Check for defining a function inside this function. */
|
|
|
9278 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
9279 {
|
|
|
9280 p = skipwhite(skiptowhite(p));
|
|
|
9281 p += eval_fname_script(p);
|
|
|
9282 if (ASCII_ISALPHA(*p))
|
|
|
9283 {
|
|
|
9284 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
9285 if (*skipwhite(p) == '(')
|
|
|
9286 {
|
|
|
9287 ++nesting;
|
|
|
9288 indent += 2;
|
|
|
9289 }
|
|
|
9290 }
|
|
|
9291 }
|
|
|
9292
|
|
|
9293 /* Check for ":append" or ":insert". */
|
|
|
9294 p = skip_range(p, NULL);
|
|
|
9295 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
9296 || (p[0] == 'i'
|
|
|
9297 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
9298 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
9299 skip_until = vim_strsave((char_u *)".");
|
|
|
9300
|
|
|
9301 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
9302 arg = skipwhite(skiptowhite(p));
|
|
|
9303 if (arg[0] == '<' && arg[1] =='<'
|
|
|
9304 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
9305 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
9306 || (p[0] == 'p' && p[1] == 'e'
|
|
|
9307 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
9308 || (p[0] == 't' && p[1] == 'c'
|
|
|
9309 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
9310 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
9311 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
9312 || (p[0] == 'm' && p[1] == 'z'
|
|
|
9313 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
9314 ))
|
|
|
9315 {
|
|
|
9316 /* ":python <<" continues until a dot, like ":append" */
|
|
|
9317 p = skipwhite(arg + 2);
|
|
|
9318 if (*p == NUL)
|
|
|
9319 skip_until = vim_strsave((char_u *)".");
|
|
|
9320 else
|
|
|
9321 skip_until = vim_strsave(p);
|
|
|
9322 }
|
|
|
9323 }
|
|
|
9324
|
|
|
9325 /* Add the line to the function. */
|
|
|
9326 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
9327 goto erret;
|
|
|
9328 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
9329 newlines.ga_len++;
|
|
|
9330 newlines.ga_room--;
|
|
|
9331 }
|
|
|
9332
|
|
|
9333 /* Don't define the function when skipping commands or when an error was
|
|
|
9334 * detected. */
|
|
|
9335 if (eap->skip || did_emsg)
|
|
|
9336 goto erret;
|
|
|
9337
|
|
|
9338 /*
|
|
|
9339 * If there are no errors, add the function
|
|
|
9340 */
|
|
|
9341 fp = find_func(name);
|
|
|
9342 if (fp != NULL)
|
|
|
9343 {
|
|
|
9344 if (!eap->forceit)
|
|
|
9345 {
|
|
|
9346 EMSG2(_(e_funcexts), name);
|
|
|
9347 goto erret;
|
|
|
9348 }
|
|
|
9349 if (fp->calls)
|
|
|
9350 {
|
|
|
9351 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
9352 goto erret;
|
|
|
9353 }
|
|
|
9354 /* redefine existing function */
|
|
|
9355 ga_clear_strings(&(fp->args));
|
|
|
9356 ga_clear_strings(&(fp->lines));
|
|
|
9357 vim_free(name);
|
|
|
9358 }
|
|
|
9359 else
|
|
|
9360 {
|
|
|
9361 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
9362 if (fp == NULL)
|
|
|
9363 goto erret;
|
|
|
9364 /* insert the new function in the function list */
|
|
|
9365 fp->next = firstfunc;
|
|
|
9366 firstfunc = fp;
|
|
|
9367 fp->name = name;
|
|
|
9368 }
|
|
|
9369 fp->args = newargs;
|
|
|
9370 fp->lines = newlines;
|
|
|
9371 fp->varargs = varargs;
|
|
|
9372 fp->flags = flags;
|
|
|
9373 fp->calls = 0;
|
|
|
9374 fp->script_ID = current_SID;
|
|
|
9375 #ifdef FEAT_MAGIC_BRACES
|
|
|
9376 did_emsg |= saved_did_emsg;
|
|
|
9377 #endif
|
|
|
9378 vim_free(skip_until);
|
|
|
9379 return;
|
|
|
9380
|
|
|
9381 erret:
|
|
|
9382 vim_free(skip_until);
|
|
|
9383 ga_clear_strings(&newargs);
|
|
|
9384 ga_clear_strings(&newlines);
|
|
|
9385 erret_name:
|
|
|
9386 vim_free(name);
|
|
|
9387 #ifdef FEAT_MAGIC_BRACES
|
|
|
9388 did_emsg |= saved_did_emsg;
|
|
|
9389 #endif
|
|
|
9390 }
|
|
|
9391
|
|
|
9392 /*
|
|
|
9393 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
9394 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
9395 * Advances "pp" to just after the function name (if no error).
|
|
|
9396 */
|
|
|
9397 static char_u *
|
|
|
9398 trans_function_name(pp, skip, internal)
|
|
|
9399 char_u **pp;
|
|
|
9400 int skip; /* only find the end, don't evaluate */
|
|
|
9401 int internal; /* TRUE if internal function name OK */
|
|
|
9402 {
|
|
|
9403 char_u *name;
|
|
|
9404 char_u *start;
|
|
|
9405 char_u *end;
|
|
|
9406 int lead;
|
|
|
9407 char_u sid_buf[20];
|
|
|
9408 char_u *temp_string = NULL;
|
|
|
9409 char_u *expr_start, *expr_end;
|
|
|
9410 int len;
|
|
|
9411
|
|
|
9412 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
9413 start = *pp;
|
|
|
9414 lead = eval_fname_script(start);
|
|
|
9415 if (lead > 0)
|
|
|
9416 start += lead;
|
|
|
9417 end = find_name_end(start, &expr_start, &expr_end);
|
|
|
9418 if (end == start)
|
|
|
9419 {
|
|
|
9420 if (!skip)
|
|
|
9421 EMSG(_("E129: Function name required"));
|
|
|
9422 return NULL;
|
|
|
9423 }
|
|
|
9424 #ifdef FEAT_MAGIC_BRACES
|
|
|
9425 if (expr_start != NULL && !skip)
|
|
|
9426 {
|
|
|
9427 /* expand magic curlies */
|
|
|
9428 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
9429 if (temp_string == NULL)
|
|
|
9430 {
|
|
|
9431 /*
|
|
|
9432 * Report an invalid expression in braces, unless the expression
|
|
|
9433 * evaluation has been cancelled due to an aborting error, an
|
|
|
9434 * interrupt, or an exception.
|
|
|
9435 */
|
|
|
9436 if (!aborting())
|
|
|
9437 EMSG2(_(e_invarg2), start);
|
|
|
9438 else
|
|
|
9439 *pp = end;
|
|
|
9440 return NULL;
|
|
|
9441 }
|
|
|
9442 start = temp_string;
|
|
|
9443 len = (int)STRLEN(temp_string);
|
|
|
9444 }
|
|
|
9445 else
|
|
|
9446 #endif
|
|
|
9447 len = (int)(end - start);
|
|
|
9448
|
|
|
9449 /*
|
|
|
9450 * Copy the function name to allocated memory.
|
|
|
9451 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
9452 * Accept <SNR>123_name() outside a script.
|
|
|
9453 */
|
|
|
9454 if (skip)
|
|
|
9455 lead = 0; /* do nothing */
|
|
|
9456 else if (lead > 0)
|
|
|
9457 {
|
|
|
9458 lead = 3;
|
|
|
9459 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
9460 {
|
|
|
9461 if (current_SID <= 0)
|
|
|
9462 {
|
|
|
9463 EMSG(_(e_usingsid));
|
|
|
9464 return NULL;
|
|
|
9465 }
|
|
|
9466 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
9467 lead += (int)STRLEN(sid_buf);
|
|
|
9468 }
|
|
|
9469 }
|
|
|
9470 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
9471 {
|
|
|
9472 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
9473 return NULL;
|
|
|
9474 }
|
|
|
9475 name = alloc((unsigned)(len + lead + 1));
|
|
|
9476 if (name != NULL)
|
|
|
9477 {
|
|
|
9478 if (lead > 0)
|
|
|
9479 {
|
|
|
9480 name[0] = K_SPECIAL;
|
|
|
9481 name[1] = KS_EXTRA;
|
|
|
9482 name[2] = (int)KE_SNR;
|
|
|
9483 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
9484 STRCPY(name + 3, sid_buf);
|
|
|
9485 }
|
|
|
9486 mch_memmove(name + lead, start, (size_t)len);
|
|
|
9487 name[len + lead] = NUL;
|
|
|
9488 }
|
|
|
9489 *pp = end;
|
|
|
9490
|
|
|
9491 vim_free(temp_string);
|
|
|
9492 return name;
|
|
|
9493 }
|
|
|
9494
|
|
|
9495 /*
|
|
|
9496 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
9497 * Return 2 if "p" starts with "s:".
|
|
|
9498 * Return 0 otherwise.
|
|
|
9499 */
|
|
|
9500 static int
|
|
|
9501 eval_fname_script(p)
|
|
|
9502 char_u *p;
|
|
|
9503 {
|
|
|
9504 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
9505 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
9506 return 5;
|
|
|
9507 if (p[0] == 's' && p[1] == ':')
|
|
|
9508 return 2;
|
|
|
9509 return 0;
|
|
|
9510 }
|
|
|
9511
|
|
|
9512 /*
|
|
|
9513 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
9514 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
9515 */
|
|
|
9516 static int
|
|
|
9517 eval_fname_sid(p)
|
|
|
9518 char_u *p;
|
|
|
9519 {
|
|
|
9520 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
9521 }
|
|
|
9522
|
|
|
9523 /*
|
|
|
9524 * List the head of the function: "name(arg1, arg2)".
|
|
|
9525 */
|
|
|
9526 static void
|
|
|
9527 list_func_head(fp, indent)
|
|
|
9528 ufunc_T *fp;
|
|
|
9529 int indent;
|
|
|
9530 {
|
|
|
9531 int j;
|
|
|
9532
|
|
|
9533 msg_start();
|
|
|
9534 if (indent)
|
|
|
9535 MSG_PUTS(" ");
|
|
|
9536 MSG_PUTS("function ");
|
|
|
9537 if (fp->name[0] == K_SPECIAL)
|
|
|
9538 {
|
|
|
9539 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
9540 msg_puts(fp->name + 3);
|
|
|
9541 }
|
|
|
9542 else
|
|
|
9543 msg_puts(fp->name);
|
|
|
9544 msg_putchar('(');
|
|
|
9545 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
9546 {
|
|
|
9547 if (j)
|
|
|
9548 MSG_PUTS(", ");
|
|
|
9549 msg_puts(FUNCARG(fp, j));
|
|
|
9550 }
|
|
|
9551 if (fp->varargs)
|
|
|
9552 {
|
|
|
9553 if (j)
|
|
|
9554 MSG_PUTS(", ");
|
|
|
9555 MSG_PUTS("...");
|
|
|
9556 }
|
|
|
9557 msg_putchar(')');
|
|
|
9558 }
|
|
|
9559
|
|
|
9560 /*
|
|
|
9561 * Find a function by name, return pointer to it in ufuncs.
|
|
|
9562 * Return NULL for unknown function.
|
|
|
9563 */
|
|
|
9564 static ufunc_T *
|
|
|
9565 find_func(name)
|
|
|
9566 char_u *name;
|
|
|
9567 {
|
|
|
9568 ufunc_T *fp;
|
|
|
9569
|
|
|
9570 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
9571 if (STRCMP(name, fp->name) == 0)
|
|
|
9572 break;
|
|
|
9573 return fp;
|
|
|
9574 }
|
|
|
9575
|
|
|
9576 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
9577
|
|
|
9578 /*
|
|
|
9579 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
9580 * function names.
|
|
|
9581 */
|
|
|
9582 char_u *
|
|
|
9583 get_user_func_name(xp, idx)
|
|
|
9584 expand_T *xp;
|
|
|
9585 int idx;
|
|
|
9586 {
|
|
|
9587 static ufunc_T *fp = NULL;
|
|
|
9588
|
|
|
9589 if (idx == 0)
|
|
|
9590 fp = firstfunc;
|
|
|
9591 if (fp != NULL)
|
|
|
9592 {
|
|
|
9593 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
9594 return fp->name; /* prevents overflow */
|
|
|
9595
|
|
|
9596 cat_func_name(IObuff, fp);
|
|
|
9597 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
9598 {
|
|
|
9599 STRCAT(IObuff, "(");
|
|
|
9600 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
9601 STRCAT(IObuff, ")");
|
|
|
9602 }
|
|
|
9603
|
|
|
9604 fp = fp->next;
|
|
|
9605 return IObuff;
|
|
|
9606 }
|
|
|
9607 return NULL;
|
|
|
9608 }
|
|
|
9609
|
|
|
9610 #endif /* FEAT_CMDL_COMPL */
|
|
|
9611
|
|
|
9612 /*
|
|
|
9613 * Copy the function name of "fp" to buffer "buf".
|
|
|
9614 * "buf" must be able to hold the function name plus three bytes.
|
|
|
9615 * Takes care of script-local function names.
|
|
|
9616 */
|
|
|
9617 static void
|
|
|
9618 cat_func_name(buf, fp)
|
|
|
9619 char_u *buf;
|
|
|
9620 ufunc_T *fp;
|
|
|
9621 {
|
|
|
9622 if (fp->name[0] == K_SPECIAL)
|
|
|
9623 {
|
|
|
9624 STRCPY(buf, "<SNR>");
|
|
|
9625 STRCAT(buf, fp->name + 3);
|
|
|
9626 }
|
|
|
9627 else
|
|
|
9628 STRCPY(buf, fp->name);
|
|
|
9629 }
|
|
|
9630
|
|
|
9631 /*
|
|
|
9632 * ":delfunction {name}"
|
|
|
9633 */
|
|
|
9634 void
|
|
|
9635 ex_delfunction(eap)
|
|
|
9636 exarg_T *eap;
|
|
|
9637 {
|
|
|
9638 ufunc_T *fp = NULL, *pfp;
|
|
|
9639 char_u *p;
|
|
|
9640 char_u *name;
|
|
|
9641
|
|
|
9642 p = eap->arg;
|
|
|
9643 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
9644 if (name == NULL)
|
|
|
9645 return;
|
|
|
9646 if (!ends_excmd(*skipwhite(p)))
|
|
|
9647 {
|
|
|
9648 vim_free(name);
|
|
|
9649 EMSG(_(e_trailing));
|
|
|
9650 return;
|
|
|
9651 }
|
|
|
9652 eap->nextcmd = check_nextcmd(p);
|
|
|
9653 if (eap->nextcmd != NULL)
|
|
|
9654 *p = NUL;
|
|
|
9655
|
|
|
9656 if (!eap->skip)
|
|
|
9657 fp = find_func(name);
|
|
|
9658 vim_free(name);
|
|
|
9659
|
|
|
9660 if (!eap->skip)
|
|
|
9661 {
|
|
|
9662 if (fp == NULL)
|
|
|
9663 {
|
|
|
9664 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
9665 return;
|
|
|
9666 }
|
|
|
9667 if (fp->calls)
|
|
|
9668 {
|
|
|
9669 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
9670 return;
|
|
|
9671 }
|
|
|
9672
|
|
|
9673 /* clear this function */
|
|
|
9674 vim_free(fp->name);
|
|
|
9675 ga_clear_strings(&(fp->args));
|
|
|
9676 ga_clear_strings(&(fp->lines));
|
|
|
9677
|
|
|
9678 /* remove the function from the function list */
|
|
|
9679 if (firstfunc == fp)
|
|
|
9680 firstfunc = fp->next;
|
|
|
9681 else
|
|
|
9682 {
|
|
|
9683 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
9684 if (pfp->next == fp)
|
|
|
9685 {
|
|
|
9686 pfp->next = fp->next;
|
|
|
9687 break;
|
|
|
9688 }
|
|
|
9689 }
|
|
|
9690 vim_free(fp);
|
|
|
9691 }
|
|
|
9692 }
|
|
|
9693
|
|
|
9694 /*
|
|
|
9695 * Call a user function.
|
|
|
9696 */
|
|
|
9697 static void
|
|
|
9698 call_user_func(fp, argcount, argvars, retvar, firstline, lastline)
|
|
|
9699 ufunc_T *fp; /* pointer to function */
|
|
|
9700 int argcount; /* nr of args */
|
|
|
9701 VAR argvars; /* arguments */
|
|
|
9702 VAR retvar; /* return value */
|
|
|
9703 linenr_T firstline; /* first line of range */
|
|
|
9704 linenr_T lastline; /* last line of range */
|
|
|
9705 {
|
|
|
9706 char_u *save_sourcing_name;
|
|
|
9707 linenr_T save_sourcing_lnum;
|
|
|
9708 scid_T save_current_SID;
|
|
|
9709 struct funccall fc;
|
|
|
9710 struct funccall *save_fcp = current_funccal;
|
|
|
9711 int save_did_emsg;
|
|
|
9712 static int depth = 0;
|
|
|
9713
|
|
|
9714 /* If depth of calling is getting too high, don't execute the function */
|
|
|
9715 if (depth >= p_mfd)
|
|
|
9716 {
|
|
|
9717 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
|
9718 retvar->var_type = VAR_NUMBER;
|
|
|
9719 retvar->var_val.var_number = -1;
|
|
|
9720 return;
|
|
|
9721 }
|
|
|
9722 ++depth;
|
|
|
9723
|
|
|
9724 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
9725
|
|
|
9726 /* set local variables */
|
|
|
9727 var_init(&fc.l_vars);
|
|
|
9728 fc.func = fp;
|
|
|
9729 fc.argcount = argcount;
|
|
|
9730 fc.argvars = argvars;
|
|
|
9731 fc.retvar = retvar;
|
|
|
9732 retvar->var_val.var_number = 0;
|
|
|
9733 fc.linenr = 0;
|
|
|
9734 fc.returned = FALSE;
|
|
|
9735 fc.level = ex_nesting_level;
|
|
|
9736 fc.a0_var.var_type = VAR_NUMBER;
|
|
|
9737 fc.a0_var.var_val.var_number = argcount - fp->args.ga_len;
|
|
|
9738 fc.a0_var.var_name = NULL;
|
|
|
9739 current_funccal = &fc;
|
|
|
9740 fc.firstline.var_type = VAR_NUMBER;
|
|
|
9741 fc.firstline.var_val.var_number = firstline;
|
|
|
9742 fc.firstline.var_name = NULL;
|
|
|
9743 fc.lastline.var_type = VAR_NUMBER;
|
|
|
9744 fc.lastline.var_val.var_number = lastline;
|
|
|
9745 fc.lastline.var_name = NULL;
|
|
|
9746 /* Check if this function has a breakpoint. */
|
|
|
9747 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
9748 fc.dbg_tick = debug_tick;
|
|
|
9749
|
|
|
9750 /* Don't redraw while executing the function. */
|
|
|
9751 ++RedrawingDisabled;
|
|
|
9752 save_sourcing_name = sourcing_name;
|
|
|
9753 save_sourcing_lnum = sourcing_lnum;
|
|
|
9754 sourcing_lnum = 1;
|
|
|
9755 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
9756 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
9757 if (sourcing_name != NULL)
|
|
|
9758 {
|
|
|
9759 if (save_sourcing_name != NULL
|
|
|
9760 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
9761 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
9762 else
|
|
|
9763 STRCPY(sourcing_name, "function ");
|
|
|
9764 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
9765
|
|
|
9766 if (p_verbose >= 12)
|
|
|
9767 {
|
|
|
9768 ++no_wait_return;
|
|
|
9769 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
9770 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
9771 if (p_verbose >= 14)
|
|
|
9772 {
|
|
|
9773 int i;
|
|
|
9774 char_u buf[MSG_BUF_LEN];
|
|
|
9775
|
|
|
9776 msg_puts((char_u *)"(");
|
|
|
9777 for (i = 0; i < argcount; ++i)
|
|
|
9778 {
|
|
|
9779 if (i > 0)
|
|
|
9780 msg_puts((char_u *)", ");
|
|
|
9781 if (argvars[i].var_type == VAR_NUMBER)
|
|
|
9782 msg_outnum((long)argvars[i].var_val.var_number);
|
|
|
9783 else
|
|
|
9784 {
|
|
|
9785 trunc_string(get_var_string(&argvars[i]),
|
|
|
9786 buf, MSG_BUF_LEN);
|
|
|
9787 msg_puts((char_u *)"\"");
|
|
|
9788 msg_puts(buf);
|
|
|
9789 msg_puts((char_u *)"\"");
|
|
|
9790 }
|
|
|
9791 }
|
|
|
9792 msg_puts((char_u *)")");
|
|
|
9793 }
|
|
|
9794 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
9795 cmdline_row = msg_row;
|
|
|
9796 --no_wait_return;
|
|
|
9797 }
|
|
|
9798 }
|
|
|
9799 save_current_SID = current_SID;
|
|
|
9800 current_SID = fp->script_ID;
|
|
|
9801 save_did_emsg = did_emsg;
|
|
|
9802 did_emsg = FALSE;
|
|
|
9803
|
|
|
9804 /* call do_cmdline() to execute the lines */
|
|
|
9805 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
9806 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
9807
|
|
|
9808 --RedrawingDisabled;
|
|
|
9809
|
|
|
9810 /* when the function was aborted because of an error, return -1 */
|
|
|
9811 if ((did_emsg && (fp->flags & FC_ABORT)) || retvar->var_type == VAR_UNKNOWN)
|
|
|
9812 {
|
|
|
9813 clear_var(retvar);
|
|
|
9814 retvar->var_type = VAR_NUMBER;
|
|
|
9815 retvar->var_val.var_number = -1;
|
|
|
9816 }
|
|
|
9817
|
|
|
9818 /* when being verbose, mention the return value */
|
|
|
9819 if (p_verbose >= 12)
|
|
|
9820 {
|
|
|
9821 char_u *sn, *val;
|
|
|
9822
|
|
|
9823 ++no_wait_return;
|
|
|
9824 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
9825
|
|
|
9826 /* Make sure the output fits in IObuff. */
|
|
|
9827 sn = sourcing_name;
|
|
|
9828 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
9829 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
9830
|
|
|
9831 if (aborting())
|
|
|
9832 smsg((char_u *)_("%s aborted"), sn);
|
|
|
9833 else if (fc.retvar->var_type == VAR_NUMBER)
|
|
|
9834 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
|
9835 (long)fc.retvar->var_val.var_number);
|
|
|
9836 else if (fc.retvar->var_type == VAR_STRING)
|
|
|
9837 {
|
|
|
9838 val = get_var_string(fc.retvar);
|
|
|
9839 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
9840 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
9841 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
9842 }
|
|
|
9843 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
9844 cmdline_row = msg_row;
|
|
|
9845 --no_wait_return;
|
|
|
9846 }
|
|
|
9847
|
|
|
9848 vim_free(sourcing_name);
|
|
|
9849 sourcing_name = save_sourcing_name;
|
|
|
9850 sourcing_lnum = save_sourcing_lnum;
|
|
|
9851 current_SID = save_current_SID;
|
|
|
9852
|
|
|
9853 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
9854 {
|
|
|
9855 ++no_wait_return;
|
|
|
9856 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
9857 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
9858 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
9859 cmdline_row = msg_row;
|
|
|
9860 --no_wait_return;
|
|
|
9861 }
|
|
|
9862
|
|
|
9863 did_emsg |= save_did_emsg;
|
|
|
9864 current_funccal = save_fcp;
|
|
|
9865
|
|
|
9866 var_clear(&fc.l_vars); /* free all local variables */
|
|
|
9867 --depth;
|
|
|
9868 }
|
|
|
9869
|
|
|
9870 /*
|
|
|
9871 * ":return [expr]"
|
|
|
9872 */
|
|
|
9873 void
|
|
|
9874 ex_return(eap)
|
|
|
9875 exarg_T *eap;
|
|
|
9876 {
|
|
|
9877 char_u *arg = eap->arg;
|
|
|
9878 var retvar;
|
|
|
9879 int returning = FALSE;
|
|
|
9880
|
|
|
9881 if (current_funccal == NULL)
|
|
|
9882 {
|
|
|
9883 EMSG(_("E133: :return not inside a function"));
|
|
|
9884 return;
|
|
|
9885 }
|
|
|
9886
|
|
|
9887 if (eap->skip)
|
|
|
9888 ++emsg_skip;
|
|
|
9889
|
|
|
9890 eap->nextcmd = NULL;
|
|
|
9891 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
9892 && eval0(arg, &retvar, &eap->nextcmd, !eap->skip) != FAIL)
|
|
|
9893 {
|
|
|
9894 if (!eap->skip)
|
|
|
9895 returning = do_return(eap, FALSE, TRUE, &retvar);
|
|
|
9896 else
|
|
|
9897 clear_var(&retvar);
|
|
|
9898 }
|
|
|
9899 /* It's safer to return also on error. */
|
|
|
9900 else if (!eap->skip)
|
|
|
9901 {
|
|
|
9902 /*
|
|
|
9903 * Return unless the expression evaluation has been cancelled due to an
|
|
|
9904 * aborting error, an interrupt, or an exception.
|
|
|
9905 */
|
|
|
9906 if (!aborting())
|
|
|
9907 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
9908 }
|
|
|
9909
|
|
|
9910 /* When skipping or the return gets pending, advance to the next command
|
|
|
9911 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
9912 * Following lines will be ignored by get_func_line(). */
|
|
|
9913 if (returning)
|
|
|
9914 eap->nextcmd = NULL;
|
|
|
9915 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
9916 eap->nextcmd = check_nextcmd(arg);
|
|
|
9917
|
|
|
9918 if (eap->skip)
|
|
|
9919 --emsg_skip;
|
|
|
9920 }
|
|
|
9921
|
|
|
9922 /*
|
|
|
9923 * Return from a function. Possibly makes the return pending. Also called
|
|
|
9924 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
9925 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
|
9926 * when called due to a ":return" command. "value" may point to a variable
|
|
|
9927 * with the return value. Returns TRUE when the return can be carried out,
|
|
|
9928 * FALSE when the return gets pending.
|
|
|
9929 */
|
|
|
9930 int
|
|
|
9931 do_return(eap, reanimate, is_cmd, value)
|
|
|
9932 exarg_T *eap;
|
|
|
9933 int reanimate;
|
|
|
9934 int is_cmd;
|
|
|
9935 void *value;
|
|
|
9936 {
|
|
|
9937 int idx;
|
|
|
9938 struct condstack *cstack = eap->cstack;
|
|
|
9939
|
|
|
9940 if (reanimate)
|
|
|
9941 /* Undo the return. */
|
|
|
9942 current_funccal->returned = FALSE;
|
|
|
9943
|
|
|
9944 /*
|
|
|
9945 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
9946 * not in its finally clause (which then is to be executed next) is found.
|
|
|
9947 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
9948 * Otherwise, return normally.
|
|
|
9949 */
|
|
|
9950 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
9951 if (idx >= 0)
|
|
|
9952 {
|
|
|
9953 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
9954
|
|
|
9955 if (!is_cmd && !reanimate)
|
|
|
9956 /* A pending return again gets pending. "value" points to an
|
|
|
9957 * allocated variable with the value of the original ":return"'s
|
|
|
9958 * argument if present or is NULL else. */
|
|
|
9959 cstack->cs_retvar[idx] = value;
|
|
|
9960 else
|
|
|
9961 {
|
|
|
9962 /* When undoing a return in order to make it pending, get the stored
|
|
|
9963 * return value. */
|
|
|
9964 if (reanimate)
|
|
|
9965 value = current_funccal->retvar;
|
|
|
9966
|
|
|
9967 if (value != NULL)
|
|
|
9968 {
|
|
|
9969 /* Store the value of the pending return. */
|
|
|
9970 if ((cstack->cs_retvar[idx] = alloc_var()) != NULL)
|
|
|
9971 *(VAR)cstack->cs_retvar[idx] = *(VAR)value;
|
|
|
9972 else
|
|
|
9973 EMSG(_(e_outofmem));
|
|
|
9974 }
|
|
|
9975 else
|
|
|
9976 cstack->cs_retvar[idx] = NULL;
|
|
|
9977
|
|
|
9978 if (reanimate)
|
|
|
9979 {
|
|
|
9980 /* The pending return value could be overwritten by a ":return"
|
|
|
9981 * without argument in a finally clause; reset the default
|
|
|
9982 * return value. */
|
|
|
9983 current_funccal->retvar->var_type = VAR_NUMBER;
|
|
|
9984 current_funccal->retvar->var_val.var_number = 0;
|
|
|
9985 }
|
|
|
9986 }
|
|
|
9987 report_make_pending(CSTP_RETURN, value);
|
|
|
9988 }
|
|
|
9989 else
|
|
|
9990 {
|
|
|
9991 current_funccal->returned = TRUE;
|
|
|
9992
|
|
|
9993 /* If the return is carried out now, store the return value. For
|
|
|
9994 * a return immediately after reanimation, the value is already
|
|
|
9995 * there. */
|
|
|
9996 if (!reanimate && value != NULL)
|
|
|
9997 {
|
|
|
9998 clear_var(current_funccal->retvar);
|
|
|
9999 *current_funccal->retvar = *(VAR)value;
|
|
|
10000 if (!is_cmd)
|
|
|
10001 vim_free(value);
|
|
|
10002 }
|
|
|
10003 }
|
|
|
10004
|
|
|
10005 return idx < 0;
|
|
|
10006 }
|
|
|
10007
|
|
|
10008 /*
|
|
|
10009 * Free the variable with a pending return value.
|
|
|
10010 */
|
|
|
10011 void
|
|
|
10012 discard_pending_return(retvar)
|
|
|
10013 void *retvar;
|
|
|
10014 {
|
|
|
10015 /* The variable was copied from one with an undefined var_name. So we can't
|
|
|
10016 * use free_var() to clear and free it. */
|
|
|
10017 clear_var((VAR)retvar);
|
|
|
10018 vim_free(retvar);
|
|
|
10019 }
|
|
|
10020
|
|
|
10021 /*
|
|
|
10022 * Generate a return command for producing the value of "retvar". The result
|
|
|
10023 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
10024 */
|
|
|
10025 char_u *
|
|
|
10026 get_return_cmd(retvar)
|
|
|
10027 void *retvar;
|
|
|
10028 {
|
|
|
10029 char_u *s = IObuff;
|
|
|
10030
|
|
|
10031 if (retvar == NULL || ((VAR)retvar)->var_type == VAR_UNKNOWN)
|
|
|
10032 s = (char_u *)":return";
|
|
|
10033 else if (((VAR)retvar)->var_type == VAR_STRING)
|
|
|
10034 sprintf((char *)IObuff, ":return \"%s\"",
|
|
|
10035 ((VAR)retvar)->var_val.var_string);
|
|
|
10036 else
|
|
|
10037 sprintf((char *)IObuff, ":return %ld",
|
|
|
10038 (long)(((VAR)retvar)->var_val.var_number));
|
|
|
10039 return vim_strsave(s);
|
|
|
10040 }
|
|
|
10041
|
|
|
10042 /*
|
|
|
10043 * Get next function line.
|
|
|
10044 * Called by do_cmdline() to get the next line.
|
|
|
10045 * Returns allocated string, or NULL for end of function.
|
|
|
10046 */
|
|
|
10047 /* ARGSUSED */
|
|
|
10048 char_u *
|
|
|
10049 get_func_line(c, cookie, indent)
|
|
|
10050 int c; /* not used */
|
|
|
10051 void *cookie;
|
|
|
10052 int indent; /* not used */
|
|
|
10053 {
|
|
|
10054 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
10055 char_u *retval;
|
|
|
10056 garray_T *gap; /* growarray with function lines */
|
|
|
10057
|
|
|
10058 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
10059 if (fcp->dbg_tick != debug_tick)
|
|
|
10060 {
|
|
|
10061 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
10062 sourcing_lnum);
|
|
|
10063 fcp->dbg_tick = debug_tick;
|
|
|
10064 }
|
|
|
10065
|
|
|
10066 gap = &fcp->func->lines;
|
|
|
10067 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
10068 retval = NULL;
|
|
|
10069 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
10070 retval = NULL;
|
|
|
10071 else
|
|
|
10072 {
|
|
|
10073 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
10074 sourcing_lnum = fcp->linenr;
|
|
|
10075 }
|
|
|
10076
|
|
|
10077 /* Did we encounter a breakpoint? */
|
|
|
10078 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
10079 {
|
|
|
10080 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
10081 /* Find next breakpoint. */
|
|
|
10082 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
10083 sourcing_lnum);
|
|
|
10084 fcp->dbg_tick = debug_tick;
|
|
|
10085 }
|
|
|
10086
|
|
|
10087 return retval;
|
|
|
10088 }
|
|
|
10089
|
|
|
10090 /*
|
|
|
10091 * Return TRUE if the currently active function should be ended, because a
|
|
|
10092 * return was encountered or an error occured. Used inside a ":while".
|
|
|
10093 */
|
|
|
10094 int
|
|
|
10095 func_has_ended(cookie)
|
|
|
10096 void *cookie;
|
|
|
10097 {
|
|
|
10098 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
10099
|
|
|
10100 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
10101 * an error inside a try conditional. */
|
|
|
10102 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
10103 || fcp->returned);
|
|
|
10104 }
|
|
|
10105
|
|
|
10106 /*
|
|
|
10107 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
10108 */
|
|
|
10109 int
|
|
|
10110 func_has_abort(cookie)
|
|
|
10111 void *cookie;
|
|
|
10112 {
|
|
|
10113 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
10114 }
|
|
|
10115
|
|
|
10116 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
10117 typedef enum
|
|
|
10118 {
|
|
|
10119 VAR_FLAVOUR_DEFAULT,
|
|
|
10120 VAR_FLAVOUR_SESSION,
|
|
|
10121 VAR_FLAVOUR_VIMINFO
|
|
|
10122 } var_flavour_T;
|
|
|
10123
|
|
|
10124 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
10125
|
|
|
10126 static var_flavour_T
|
|
|
10127 var_flavour(varname)
|
|
|
10128 char_u *varname;
|
|
|
10129 {
|
|
|
10130 char_u *p = varname;
|
|
|
10131
|
|
|
10132 if (ASCII_ISUPPER(*p))
|
|
|
10133 {
|
|
|
10134 while (*(++p))
|
|
|
10135 if (ASCII_ISLOWER(*p))
|
|
|
10136 return VAR_FLAVOUR_SESSION;
|
|
|
10137 return VAR_FLAVOUR_VIMINFO;
|
|
|
10138 }
|
|
|
10139 else
|
|
|
10140 return VAR_FLAVOUR_DEFAULT;
|
|
|
10141 }
|
|
|
10142 #endif
|
|
|
10143
|
|
|
10144 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
10145 /*
|
|
|
10146 * Restore global vars that start with a capital from the viminfo file
|
|
|
10147 */
|
|
|
10148 int
|
|
|
10149 read_viminfo_varlist(virp, writing)
|
|
|
10150 vir_T *virp;
|
|
|
10151 int writing;
|
|
|
10152 {
|
|
|
10153 char_u *tab;
|
|
|
10154 int is_string = FALSE;
|
|
|
10155 VAR varp = NULL;
|
|
|
10156 char_u *val;
|
|
|
10157
|
|
|
10158 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
10159 {
|
|
|
10160 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
10161 if (tab != NULL)
|
|
|
10162 {
|
|
|
10163 *tab++ = '\0'; /* isolate the variable name */
|
|
|
10164 if (*tab == 'S') /* string var */
|
|
|
10165 is_string = TRUE;
|
|
|
10166
|
|
|
10167 tab = vim_strchr(tab, '\t');
|
|
|
10168 if (tab != NULL)
|
|
|
10169 {
|
|
|
10170 /* create a nameless variable to hold the value */
|
|
|
10171 if (is_string)
|
|
|
10172 {
|
|
|
10173 val = viminfo_readstring(virp,
|
|
|
10174 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
10175 if (val != NULL)
|
|
|
10176 varp = alloc_string_var(val);
|
|
|
10177 }
|
|
|
10178 else
|
|
|
10179 {
|
|
|
10180 varp = alloc_var();
|
|
|
10181 if (varp != NULL)
|
|
|
10182 {
|
|
|
10183 varp->var_type = VAR_NUMBER;
|
|
|
10184 varp->var_val.var_number = atol((char *)tab + 1);
|
|
|
10185 }
|
|
|
10186 }
|
|
|
10187 /* assign the value to the variable */
|
|
|
10188 if (varp != NULL)
|
|
|
10189 {
|
|
|
10190 set_var(virp->vir_line + 1, varp);
|
|
|
10191 free_var(varp);
|
|
|
10192 }
|
|
|
10193 }
|
|
|
10194 }
|
|
|
10195 }
|
|
|
10196
|
|
|
10197 return viminfo_readline(virp);
|
|
|
10198 }
|
|
|
10199
|
|
|
10200 /*
|
|
|
10201 * Write global vars that start with a capital to the viminfo file
|
|
|
10202 */
|
|
|
10203 void
|
|
|
10204 write_viminfo_varlist(fp)
|
|
|
10205 FILE *fp;
|
|
|
10206 {
|
|
|
10207 garray_T *gap = &variables; /* global variable */
|
|
|
10208 VAR this_var;
|
|
|
10209 int i;
|
|
|
10210
|
|
|
10211 if (find_viminfo_parameter('!') == NULL)
|
|
|
10212 return;
|
|
|
10213
|
|
|
10214 fprintf(fp, _("\n# global variables:\n"));
|
|
|
10215 for (i = gap->ga_len; --i >= 0; )
|
|
|
10216 {
|
|
|
10217 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
|
10218 if (this_var->var_name != NULL
|
|
|
10219 && var_flavour(this_var->var_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
10220 {
|
|
|
10221 fprintf(fp, "!%s\t%s\t", this_var->var_name,
|
|
|
10222 (this_var->var_type == VAR_STRING) ? "STR" : "NUM");
|
|
|
10223 viminfo_writestring(fp, get_var_string(this_var));
|
|
|
10224 }
|
|
|
10225 }
|
|
|
10226 }
|
|
|
10227 #endif
|
|
|
10228
|
|
|
10229 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
10230 int
|
|
|
10231 store_session_globals(fd)
|
|
|
10232 FILE *fd;
|
|
|
10233 {
|
|
|
10234 garray_T *gap = &variables; /* global variable */
|
|
|
10235 VAR this_var;
|
|
|
10236 int i;
|
|
|
10237 char_u *p, *t;
|
|
|
10238
|
|
|
10239 for (i = gap->ga_len; --i >= 0; )
|
|
|
10240 {
|
|
|
10241 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
|
10242 if (this_var->var_name != NULL)
|
|
|
10243 {
|
|
|
10244 if (var_flavour(this_var->var_name) == VAR_FLAVOUR_SESSION)
|
|
|
10245 {
|
|
|
10246 /* Escapse special characters with a backslash. Turn a LF and
|
|
|
10247 * CR into \n and \r. */
|
|
|
10248 p = vim_strsave_escaped(get_var_string(this_var),
|
|
|
10249 (char_u *)"\\\"\n\r");
|
|
|
10250 if (p == NULL) /* out of memory */
|
|
|
10251 continue;
|
|
|
10252 for (t = p; *t != NUL; ++t)
|
|
|
10253 if (*t == '\n')
|
|
|
10254 *t = 'n';
|
|
|
10255 else if (*t == '\r')
|
|
|
10256 *t = 'r';
|
|
|
10257 if ((fprintf(fd, "let %s = %c%s%c",
|
|
|
10258 this_var->var_name,
|
|
|
10259 (this_var->var_type == VAR_STRING) ? '"' : ' ',
|
|
|
10260 p,
|
|
|
10261 (this_var->var_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
|
10262 || put_eol(fd) == FAIL)
|
|
|
10263 {
|
|
|
10264 vim_free(p);
|
|
|
10265 return FAIL;
|
|
|
10266 }
|
|
|
10267 vim_free(p);
|
|
|
10268 }
|
|
|
10269
|
|
|
10270 }
|
|
|
10271 }
|
|
|
10272 return OK;
|
|
|
10273 }
|
|
|
10274 #endif
|
|
|
10275
|
|
|
10276 #endif /* FEAT_EVAL */
|
|
|
10277
|
|
|
10278 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
10279
|
|
|
10280
|
|
|
10281 #ifdef WIN3264
|
|
|
10282 /*
|
|
|
10283 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
10284 */
|
|
|
10285 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
10286 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
10287 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
10288
|
|
|
10289 /*
|
|
|
10290 * Get the short pathname of a file.
|
|
|
10291 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
10292 */
|
|
|
10293 static int
|
|
|
10294 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
10295 char_u **fnamep;
|
|
|
10296 char_u **bufp;
|
|
|
10297 int *fnamelen;
|
|
|
10298 {
|
|
|
10299 int l,len;
|
|
|
10300 char_u *newbuf;
|
|
|
10301
|
|
|
10302 len = *fnamelen;
|
|
|
10303
|
|
|
10304 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
10305 if (l > len - 1)
|
|
|
10306 {
|
|
|
10307 /* If that doesn't work (not enough space), then save the string
|
|
|
10308 * and try again with a new buffer big enough
|
|
|
10309 */
|
|
|
10310 newbuf = vim_strnsave(*fnamep, l);
|
|
|
10311 if (newbuf == NULL)
|
|
|
10312 return 0;
|
|
|
10313
|
|
|
10314 vim_free(*bufp);
|
|
|
10315 *fnamep = *bufp = newbuf;
|
|
|
10316
|
|
|
10317 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
10318
|
|
|
10319 /* Really should always succeed, as the buffer is big enough */
|
|
|
10320 }
|
|
|
10321
|
|
|
10322 *fnamelen = l;
|
|
|
10323 return 1;
|
|
|
10324 }
|
|
|
10325
|
|
|
10326 /*
|
|
|
10327 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
10328 * Doesn't copy over the end of the buffer passed in.
|
|
|
10329 */
|
|
|
10330 static int
|
|
|
10331 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
10332 char_u **fname;
|
|
|
10333 char_u **bufp;
|
|
|
10334 int *fnamelen;
|
|
|
10335 {
|
|
|
10336 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
10337 char_u ch;
|
|
|
10338 int l,len,len2,plen,slen;
|
|
|
10339
|
|
|
10340 /* Make a copy */
|
|
|
10341 len2 = *fnamelen;
|
|
|
10342 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
10343 pbuf3 = NULL;
|
|
|
10344
|
|
|
10345 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
10346 slen = 1;
|
|
|
10347 plen = len2;
|
|
|
10348
|
|
|
10349 l = 0;
|
|
|
10350 if (vim_ispathsep(*s))
|
|
|
10351 {
|
|
|
10352 --s;
|
|
|
10353 ++slen;
|
|
|
10354 --plen;
|
|
|
10355 }
|
|
|
10356
|
|
|
10357 do
|
|
|
10358 {
|
|
|
10359 /* Go back one path-seperator */
|
|
|
10360 while (s > pbuf2 && !vim_ispathsep(*s))
|
|
|
10361 {
|
|
|
10362 --s;
|
|
|
10363 ++slen;
|
|
|
10364 --plen;
|
|
|
10365 }
|
|
|
10366 if (s <= pbuf2)
|
|
|
10367 break;
|
|
|
10368
|
|
|
10369 /* Remeber the character that is about to be blatted */
|
|
|
10370 ch = *s;
|
|
|
10371 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
10372
|
|
|
10373 /* Try it in situ */
|
|
|
10374 p = pbuf2;
|
|
|
10375 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
10376 {
|
|
|
10377 vim_free(pbuf2);
|
|
|
10378 return -1;
|
|
|
10379 }
|
|
|
10380 *s = ch; /* Preserve the string */
|
|
|
10381 } while (plen == 0);
|
|
|
10382
|
|
|
10383 if (plen > 0)
|
|
|
10384 {
|
|
|
10385 /* Remeber the length of the new string. */
|
|
|
10386 *fnamelen = len = plen + slen;
|
|
|
10387 vim_free(*bufp);
|
|
|
10388 if (len > len2)
|
|
|
10389 {
|
|
|
10390 /* If there's not enough space in the currently allocated string,
|
|
|
10391 * then copy it to a buffer big enough.
|
|
|
10392 */
|
|
|
10393 *fname= *bufp = vim_strnsave(p, len);
|
|
|
10394 if (*fname == NULL)
|
|
|
10395 return -1;
|
|
|
10396 }
|
|
|
10397 else
|
|
|
10398 {
|
|
|
10399 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
10400 *fname = *bufp = pbuf2;
|
|
|
10401 if (p != pbuf2)
|
|
|
10402 strncpy(*fname, p, plen);
|
|
|
10403 pbuf2 = NULL;
|
|
|
10404 }
|
|
|
10405 /* Concat the next bit */
|
|
|
10406 strncpy(*fname + plen, s, slen);
|
|
|
10407 (*fname)[len] = '\0';
|
|
|
10408 }
|
|
|
10409 vim_free(pbuf3);
|
|
|
10410 vim_free(pbuf2);
|
|
|
10411 return 0;
|
|
|
10412 }
|
|
|
10413
|
|
|
10414 /*
|
|
|
10415 * Get a pathname for a partial path.
|
|
|
10416 */
|
|
|
10417 static int
|
|
|
10418 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
10419 char_u **fnamep;
|
|
|
10420 char_u **bufp;
|
|
|
10421 int *fnamelen;
|
|
|
10422 {
|
|
|
10423 int sepcount, len, tflen;
|
|
|
10424 char_u *p;
|
|
|
10425 char_u *pbuf, *tfname;
|
|
|
10426 int hasTilde;
|
|
|
10427
|
|
|
10428 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
10429 * of the path to return.
|
|
|
10430 */
|
|
|
10431 sepcount = 0;
|
|
|
10432 for (p = *fnamep + *fnamelen - 1; p >= *fnamep; --p)
|
|
|
10433 if (vim_ispathsep(*p))
|
|
|
10434 ++sepcount;
|
|
|
10435
|
|
|
10436 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
10437 hasTilde = (**fnamep == '~');
|
|
|
10438 if (hasTilde)
|
|
|
10439 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
10440 else
|
|
|
10441 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
10442
|
|
|
10443 len = tflen = STRLEN(tfname);
|
|
|
10444
|
|
|
10445 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
10446 return -1;
|
|
|
10447
|
|
|
10448 if (len == 0)
|
|
|
10449 {
|
|
|
10450 /* Don't have a valid filename, so shorten the rest of the
|
|
|
10451 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
10452 * there's not a lot of point in guessing what it might be.
|
|
|
10453 */
|
|
|
10454 len = tflen;
|
|
|
10455 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
10456 return -1;
|
|
|
10457 }
|
|
|
10458
|
|
|
10459 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
10460 for (p = tfname + len - 1; p >= tfname; --p)
|
|
|
10461 if (vim_ispathsep(*p))
|
|
|
10462 {
|
|
|
10463 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
10464 break;
|
|
|
10465 else
|
|
|
10466 sepcount --;
|
|
|
10467 }
|
|
|
10468 if (hasTilde)
|
|
|
10469 {
|
|
|
10470 --p;
|
|
|
10471 if (p >= tfname)
|
|
|
10472 *p = '~';
|
|
|
10473 else
|
|
|
10474 return -1;
|
|
|
10475 }
|
|
|
10476 else
|
|
|
10477 ++p;
|
|
|
10478
|
|
|
10479 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
10480 vim_free(*bufp);
|
|
|
10481 *fnamelen = (int)STRLEN(p);
|
|
|
10482 *bufp = pbuf;
|
|
|
10483 *fnamep = p;
|
|
|
10484
|
|
|
10485 return 0;
|
|
|
10486 }
|
|
|
10487 #endif /* WIN3264 */
|
|
|
10488
|
|
|
10489 /*
|
|
|
10490 * Adjust a filename, according to a string of modifiers.
|
|
|
10491 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
10492 * determined by *fnamelen.
|
|
|
10493 * Returns valid flags.
|
|
|
10494 * When there is an error, *fnamep is set to NULL.
|
|
|
10495 */
|
|
|
10496 int
|
|
|
10497 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
10498 char_u *src; /* string with modifiers */
|
|
|
10499 int *usedlen; /* characters after src that are used */
|
|
|
10500 char_u **fnamep; /* file name so far */
|
|
|
10501 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
10502 int *fnamelen; /* length of fnamep */
|
|
|
10503 {
|
|
|
10504 int valid = 0;
|
|
|
10505 char_u *tail;
|
|
|
10506 char_u *s, *p, *pbuf;
|
|
|
10507 char_u dirname[MAXPATHL];
|
|
|
10508 int c;
|
|
|
10509 int has_fullname = 0;
|
|
|
10510 #ifdef WIN3264
|
|
|
10511 int has_shortname = 0;
|
|
|
10512 #endif
|
|
|
10513
|
|
|
10514 repeat:
|
|
|
10515 /* ":p" - full path/file_name */
|
|
|
10516 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
10517 {
|
|
|
10518 has_fullname = 1;
|
|
|
10519
|
|
|
10520 valid |= VALID_PATH;
|
|
|
10521 *usedlen += 2;
|
|
|
10522
|
|
|
10523 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
10524 if ((*fnamep)[0] == '~'
|
|
|
10525 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
10526 && ((*fnamep)[1] == '/'
|
|
|
10527 # ifdef BACKSLASH_IN_FILENAME
|
|
|
10528 || (*fnamep)[1] == '\\'
|
|
|
10529 # endif
|
|
|
10530 || (*fnamep)[1] == NUL)
|
|
|
10531
|
|
|
10532 #endif
|
|
|
10533 )
|
|
|
10534 {
|
|
|
10535 *fnamep = expand_env_save(*fnamep);
|
|
|
10536 vim_free(*bufp); /* free any allocated file name */
|
|
|
10537 *bufp = *fnamep;
|
|
|
10538 if (*fnamep == NULL)
|
|
|
10539 return -1;
|
|
|
10540 }
|
|
|
10541
|
|
|
10542 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
|
10543 for (p = *fnamep; *p != NUL; ++p)
|
|
|
10544 {
|
|
|
10545 if (vim_ispathsep(*p)
|
|
|
10546 && p[1] == '.'
|
|
|
10547 && (p[2] == NUL
|
|
|
10548 || vim_ispathsep(p[2])
|
|
|
10549 || (p[2] == '.'
|
|
|
10550 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
10551 break;
|
|
|
10552 }
|
|
|
10553
|
|
|
10554 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
10555 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
10556 {
|
|
|
10557 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
10558 vim_free(*bufp); /* free any allocated file name */
|
|
|
10559 *bufp = *fnamep;
|
|
|
10560 if (*fnamep == NULL)
|
|
|
10561 return -1;
|
|
|
10562 }
|
|
|
10563
|
|
|
10564 /* Append a path separator to a directory. */
|
|
|
10565 if (mch_isdir(*fnamep))
|
|
|
10566 {
|
|
|
10567 /* Make room for one or two extra characters. */
|
|
|
10568 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
10569 vim_free(*bufp); /* free any allocated file name */
|
|
|
10570 *bufp = *fnamep;
|
|
|
10571 if (*fnamep == NULL)
|
|
|
10572 return -1;
|
|
|
10573 add_pathsep(*fnamep);
|
|
|
10574 }
|
|
|
10575 }
|
|
|
10576
|
|
|
10577 /* ":." - path relative to the current directory */
|
|
|
10578 /* ":~" - path relative to the home directory */
|
|
|
10579 /* ":8" - shortname path - postponed till after */
|
|
|
10580 while (src[*usedlen] == ':'
|
|
|
10581 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
10582 {
|
|
|
10583 *usedlen += 2;
|
|
|
10584 if (c == '8')
|
|
|
10585 {
|
|
|
10586 #ifdef WIN3264
|
|
|
10587 has_shortname = 1; /* Postpone this. */
|
|
|
10588 #endif
|
|
|
10589 continue;
|
|
|
10590 }
|
|
|
10591 pbuf = NULL;
|
|
|
10592 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
10593 if (!has_fullname)
|
|
|
10594 {
|
|
|
10595 if (c == '.' && **fnamep == '~')
|
|
|
10596 p = pbuf = expand_env_save(*fnamep);
|
|
|
10597 else
|
|
|
10598 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
10599 }
|
|
|
10600 else
|
|
|
10601 p = *fnamep;
|
|
|
10602
|
|
|
10603 has_fullname = 0;
|
|
|
10604
|
|
|
10605 if (p != NULL)
|
|
|
10606 {
|
|
|
10607 if (c == '.')
|
|
|
10608 {
|
|
|
10609 mch_dirname(dirname, MAXPATHL);
|
|
|
10610 s = shorten_fname(p, dirname);
|
|
|
10611 if (s != NULL)
|
|
|
10612 {
|
|
|
10613 *fnamep = s;
|
|
|
10614 if (pbuf != NULL)
|
|
|
10615 {
|
|
|
10616 vim_free(*bufp); /* free any allocated file name */
|
|
|
10617 *bufp = pbuf;
|
|
|
10618 pbuf = NULL;
|
|
|
10619 }
|
|
|
10620 }
|
|
|
10621 }
|
|
|
10622 else
|
|
|
10623 {
|
|
|
10624 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
10625 /* Only replace it when it starts with '~' */
|
|
|
10626 if (*dirname == '~')
|
|
|
10627 {
|
|
|
10628 s = vim_strsave(dirname);
|
|
|
10629 if (s != NULL)
|
|
|
10630 {
|
|
|
10631 *fnamep = s;
|
|
|
10632 vim_free(*bufp);
|
|
|
10633 *bufp = s;
|
|
|
10634 }
|
|
|
10635 }
|
|
|
10636 }
|
|
|
10637 vim_free(pbuf);
|
|
|
10638 }
|
|
|
10639 }
|
|
|
10640
|
|
|
10641 tail = gettail(*fnamep);
|
|
|
10642 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
10643
|
|
|
10644 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
10645 /* Don't remove the first "/" or "c:\" */
|
|
|
10646 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
10647 {
|
|
|
10648 valid |= VALID_HEAD;
|
|
|
10649 *usedlen += 2;
|
|
|
10650 s = get_past_head(*fnamep);
|
|
|
10651 while (tail > s && vim_ispathsep(tail[-1]))
|
|
|
10652 --tail;
|
|
|
10653 *fnamelen = (int)(tail - *fnamep);
|
|
|
10654 #ifdef VMS
|
|
|
10655 if (*fnamelen > 0)
|
|
|
10656 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
10657 #endif
|
|
|
10658 while (tail > s && !vim_ispathsep(tail[-1]))
|
|
|
10659 --tail;
|
|
|
10660 }
|
|
|
10661
|
|
|
10662 /* ":8" - shortname */
|
|
|
10663 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
10664 {
|
|
|
10665 *usedlen += 2;
|
|
|
10666 #ifdef WIN3264
|
|
|
10667 has_shortname = 1;
|
|
|
10668 #endif
|
|
|
10669 }
|
|
|
10670
|
|
|
10671 #ifdef WIN3264
|
|
|
10672 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
10673 */
|
|
|
10674 if (has_shortname)
|
|
|
10675 {
|
|
|
10676 pbuf = NULL;
|
|
|
10677 /* Copy the string if it is shortened by :h */
|
|
|
10678 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
10679 {
|
|
|
10680 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
10681 if (p == 0)
|
|
|
10682 return -1;
|
|
|
10683 vim_free(*bufp);
|
|
|
10684 *bufp = *fnamep = p;
|
|
|
10685 }
|
|
|
10686
|
|
|
10687 /* Split into two implementations - makes it easier. First is where
|
|
|
10688 * there isn't a full name already, second is where there is.
|
|
|
10689 */
|
|
|
10690 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
10691 {
|
|
|
10692 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
10693 return -1;
|
|
|
10694 }
|
|
|
10695 else
|
|
|
10696 {
|
|
|
10697 int l;
|
|
|
10698
|
|
|
10699 /* Simple case, already have the full-name
|
|
|
10700 * Nearly always shorter, so try first time. */
|
|
|
10701 l = *fnamelen;
|
|
|
10702 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
10703 return -1;
|
|
|
10704
|
|
|
10705 if (l == 0)
|
|
|
10706 {
|
|
|
10707 /* Couldn't find the filename.. search the paths.
|
|
|
10708 */
|
|
|
10709 l = *fnamelen;
|
|
|
10710 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
10711 return -1;
|
|
|
10712 }
|
|
|
10713 *fnamelen = l;
|
|
|
10714 }
|
|
|
10715 }
|
|
|
10716 #endif /* WIN3264 */
|
|
|
10717
|
|
|
10718 /* ":t" - tail, just the basename */
|
|
|
10719 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
10720 {
|
|
|
10721 *usedlen += 2;
|
|
|
10722 *fnamelen -= (int)(tail - *fnamep);
|
|
|
10723 *fnamep = tail;
|
|
|
10724 }
|
|
|
10725
|
|
|
10726 /* ":e" - extension, can be repeated */
|
|
|
10727 /* ":r" - root, without extension, can be repeated */
|
|
|
10728 while (src[*usedlen] == ':'
|
|
|
10729 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
10730 {
|
|
|
10731 /* find a '.' in the tail:
|
|
|
10732 * - for second :e: before the current fname
|
|
|
10733 * - otherwise: The last '.'
|
|
|
10734 */
|
|
|
10735 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
10736 s = *fnamep - 2;
|
|
|
10737 else
|
|
|
10738 s = *fnamep + *fnamelen - 1;
|
|
|
10739 for ( ; s > tail; --s)
|
|
|
10740 if (s[0] == '.')
|
|
|
10741 break;
|
|
|
10742 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
10743 {
|
|
|
10744 if (s > tail)
|
|
|
10745 {
|
|
|
10746 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
10747 *fnamep = s + 1;
|
|
|
10748 #ifdef VMS
|
|
|
10749 /* cut version from the extension */
|
|
|
10750 s = *fnamep + *fnamelen - 1;
|
|
|
10751 for ( ; s > *fnamep; --s)
|
|
|
10752 if (s[0] == ';')
|
|
|
10753 break;
|
|
|
10754 if (s > *fnamep)
|
|
|
10755 *fnamelen = s - *fnamep;
|
|
|
10756 #endif
|
|
|
10757 }
|
|
|
10758 else if (*fnamep <= tail)
|
|
|
10759 *fnamelen = 0;
|
|
|
10760 }
|
|
|
10761 else /* :r */
|
|
|
10762 {
|
|
|
10763 if (s > tail) /* remove one extension */
|
|
|
10764 *fnamelen = (int)(s - *fnamep);
|
|
|
10765 }
|
|
|
10766 *usedlen += 2;
|
|
|
10767 }
|
|
|
10768
|
|
|
10769 /* ":s?pat?foo?" - substitute */
|
|
|
10770 /* ":gs?pat?foo?" - global substitute */
|
|
|
10771 if (src[*usedlen] == ':'
|
|
|
10772 && (src[*usedlen + 1] == 's'
|
|
|
10773 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
10774 {
|
|
|
10775 char_u *str;
|
|
|
10776 char_u *pat;
|
|
|
10777 char_u *sub;
|
|
|
10778 int sep;
|
|
|
10779 char_u *flags;
|
|
|
10780 int didit = FALSE;
|
|
|
10781
|
|
|
10782 flags = (char_u *)"";
|
|
|
10783 s = src + *usedlen + 2;
|
|
|
10784 if (src[*usedlen + 1] == 'g')
|
|
|
10785 {
|
|
|
10786 flags = (char_u *)"g";
|
|
|
10787 ++s;
|
|
|
10788 }
|
|
|
10789
|
|
|
10790 sep = *s++;
|
|
|
10791 if (sep)
|
|
|
10792 {
|
|
|
10793 /* find end of pattern */
|
|
|
10794 p = vim_strchr(s, sep);
|
|
|
10795 if (p != NULL)
|
|
|
10796 {
|
|
|
10797 pat = vim_strnsave(s, (int)(p - s));
|
|
|
10798 if (pat != NULL)
|
|
|
10799 {
|
|
|
10800 s = p + 1;
|
|
|
10801 /* find end of substitution */
|
|
|
10802 p = vim_strchr(s, sep);
|
|
|
10803 if (p != NULL)
|
|
|
10804 {
|
|
|
10805 sub = vim_strnsave(s, (int)(p - s));
|
|
|
10806 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
10807 if (sub != NULL && str != NULL)
|
|
|
10808 {
|
|
|
10809 *usedlen = (int)(p + 1 - src);
|
|
|
10810 s = do_string_sub(str, pat, sub, flags);
|
|
|
10811 if (s != NULL)
|
|
|
10812 {
|
|
|
10813 *fnamep = s;
|
|
|
10814 *fnamelen = (int)STRLEN(s);
|
|
|
10815 vim_free(*bufp);
|
|
|
10816 *bufp = s;
|
|
|
10817 didit = TRUE;
|
|
|
10818 }
|
|
|
10819 }
|
|
|
10820 vim_free(sub);
|
|
|
10821 vim_free(str);
|
|
|
10822 }
|
|
|
10823 vim_free(pat);
|
|
|
10824 }
|
|
|
10825 }
|
|
|
10826 /* after using ":s", repeat all the modifiers */
|
|
|
10827 if (didit)
|
|
|
10828 goto repeat;
|
|
|
10829 }
|
|
|
10830 }
|
|
|
10831
|
|
|
10832 return valid;
|
|
|
10833 }
|
|
|
10834
|
|
|
10835 /*
|
|
|
10836 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
10837 * "flags" can be "g" to do a global substitute.
|
|
|
10838 * Returns an allocated string, NULL for error.
|
|
|
10839 */
|
|
|
10840 char_u *
|
|
|
10841 do_string_sub(str, pat, sub, flags)
|
|
|
10842 char_u *str;
|
|
|
10843 char_u *pat;
|
|
|
10844 char_u *sub;
|
|
|
10845 char_u *flags;
|
|
|
10846 {
|
|
|
10847 int sublen;
|
|
|
10848 regmatch_T regmatch;
|
|
|
10849 int i;
|
|
|
10850 int do_all;
|
|
|
10851 char_u *tail;
|
|
|
10852 garray_T ga;
|
|
|
10853 char_u *ret;
|
|
|
10854 char_u *save_cpo;
|
|
|
10855
|
|
|
10856 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
10857 save_cpo = p_cpo;
|
|
|
10858 p_cpo = (char_u *)"";
|
|
|
10859
|
|
|
10860 ga_init2(&ga, 1, 200);
|
|
|
10861
|
|
|
10862 do_all = (flags[0] == 'g');
|
|
|
10863
|
|
|
10864 regmatch.rm_ic = p_ic;
|
|
|
10865 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
10866 if (regmatch.regprog != NULL)
|
|
|
10867 {
|
|
|
10868 tail = str;
|
|
|
10869 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
10870 {
|
|
|
10871 /*
|
|
|
10872 * Get some space for a temporary buffer to do the substitution
|
|
|
10873 * into. It will contain:
|
|
|
10874 * - The text up to where the match is.
|
|
|
10875 * - The substituted text.
|
|
|
10876 * - The text after the match.
|
|
|
10877 */
|
|
|
10878 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
10879 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
10880 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
10881 {
|
|
|
10882 ga_clear(&ga);
|
|
|
10883 break;
|
|
|
10884 }
|
|
|
10885
|
|
|
10886 /* copy the text up to where the match is */
|
|
|
10887 i = (int)(regmatch.startp[0] - tail);
|
|
|
10888 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
10889 /* add the substituted text */
|
|
|
10890 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
10891 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
10892 ga.ga_len += i + sublen - 1;
|
|
|
10893 ga.ga_room -= i + sublen - 1;
|
|
|
10894 /* avoid getting stuck on a match with an empty string */
|
|
|
10895 if (tail == regmatch.endp[0])
|
|
|
10896 {
|
|
|
10897 if (*tail == NUL)
|
|
|
10898 break;
|
|
|
10899 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
10900 ++ga.ga_len;
|
|
|
10901 --ga.ga_room;
|
|
|
10902 }
|
|
|
10903 else
|
|
|
10904 {
|
|
|
10905 tail = regmatch.endp[0];
|
|
|
10906 if (*tail == NUL)
|
|
|
10907 break;
|
|
|
10908 }
|
|
|
10909 if (!do_all)
|
|
|
10910 break;
|
|
|
10911 }
|
|
|
10912
|
|
|
10913 if (ga.ga_data != NULL)
|
|
|
10914 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
10915
|
|
|
10916 vim_free(regmatch.regprog);
|
|
|
10917 }
|
|
|
10918
|
|
|
10919 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
10920 ga_clear(&ga);
|
|
|
10921 p_cpo = save_cpo;
|
|
|
10922
|
|
|
10923 return ret;
|
|
|
10924 }
|
|
|
10925
|
|
|
10926 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
