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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_finddir __ARGS((VAR argvars, VAR retvar));
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283 static void f_findfile __ARGS((VAR argvars, VAR retvar));
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284 static void f_findfilendir __ARGS((VAR argvars, VAR retvar, int dir));
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285 static void f_fnamemodify __ARGS((VAR argvars, VAR retvar));
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286 static void f_foldclosed __ARGS((VAR argvars, VAR retvar));
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287 static void f_foldclosedend __ARGS((VAR argvars, VAR retvar));
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288 static void foldclosed_both __ARGS((VAR argvars, VAR retvar, int end));
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289 static void f_foldlevel __ARGS((VAR argvars, VAR retvar));
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290 static void f_foldtext __ARGS((VAR argvars, VAR retvar));
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291 static void f_foreground __ARGS((VAR argvars, VAR retvar));
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292 static void f_getbufvar __ARGS((VAR argvars, VAR retvar));
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293 static void f_getchar __ARGS((VAR argvars, VAR retvar));
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294 static void f_getcharmod __ARGS((VAR argvars, VAR retvar));
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295 static void f_getcmdline __ARGS((VAR argvars, VAR retvar));
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296 static void f_getcmdpos __ARGS((VAR argvars, VAR retvar));
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297 static void f_getcwd __ARGS((VAR argvars, VAR retvar));
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298 static void f_getfsize __ARGS((VAR argvars, VAR retvar));
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299 static void f_getftime __ARGS((VAR argvars, VAR retvar));
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300 static void f_getline __ARGS((VAR argvars, VAR retvar));
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301 static void f_getreg __ARGS((VAR argvars, VAR retvar));
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302 static void f_getregtype __ARGS((VAR argvars, VAR retvar));
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303 static void f_getwinposx __ARGS((VAR argvars, VAR retvar));
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304 static void f_getwinposy __ARGS((VAR argvars, VAR retvar));
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305 static void f_getwinvar __ARGS((VAR argvars, VAR retvar));
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306 static void f_glob __ARGS((VAR argvars, VAR retvar));
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307 static void f_globpath __ARGS((VAR argvars, VAR retvar));
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308 static void f_has __ARGS((VAR argvars, VAR retvar));
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309 static void f_hasmapto __ARGS((VAR argvars, VAR retvar));
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310 static void f_histadd __ARGS((VAR argvars, VAR retvar));
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311 static void f_histdel __ARGS((VAR argvars, VAR retvar));
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312 static void f_histget __ARGS((VAR argvars, VAR retvar));
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313 static void f_histnr __ARGS((VAR argvars, VAR retvar));
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314 static void f_hlexists __ARGS((VAR argvars, VAR retvar));
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315 static void f_hlID __ARGS((VAR argvars, VAR retvar));
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316 static void f_hostname __ARGS((VAR argvars, VAR retvar));
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317 static void f_iconv __ARGS((VAR argvars, VAR retvar));
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318 static void f_indent __ARGS((VAR argvars, VAR retvar));
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319 static void f_isdirectory __ARGS((VAR argvars, VAR retvar));
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320 static void f_input __ARGS((VAR argvars, VAR retvar));
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321 static void f_inputdialog __ARGS((VAR argvars, VAR retvar));
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322 static void f_inputrestore __ARGS((VAR argvars, VAR retvar));
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323 static void f_inputsave __ARGS((VAR argvars, VAR retvar));
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324 static void f_inputsecret __ARGS((VAR argvars, VAR retvar));
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325 static void f_last_buffer_nr __ARGS((VAR argvars, VAR retvar));
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326 static void f_libcall __ARGS((VAR argvars, VAR retvar));
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327 static void f_libcallnr __ARGS((VAR argvars, VAR retvar));
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328 static void libcall_common __ARGS((VAR argvars, VAR retvar, int type));
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329 static void f_line __ARGS((VAR argvars, VAR retvar));
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330 static void f_line2byte __ARGS((VAR argvars, VAR retvar));
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331 static void f_lispindent __ARGS((VAR argvars, VAR retvar));
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332 static void f_localtime __ARGS((VAR argvars, VAR retvar));
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333 static void f_maparg __ARGS((VAR argvars, VAR retvar));
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334 static void f_mapcheck __ARGS((VAR argvars, VAR retvar));
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335 static void get_maparg __ARGS((VAR argvars, VAR retvar, int exact));
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336 static void f_match __ARGS((VAR argvars, VAR retvar));
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337 static void f_matchend __ARGS((VAR argvars, VAR retvar));
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338 static void f_matchstr __ARGS((VAR argvars, VAR retvar));
|
|
|
339 static void f_mode __ARGS((VAR argvars, VAR retvar));
|
|
|
340 static void f_nextnonblank __ARGS((VAR argvars, VAR retvar));
|
|
|
341 static void f_nr2char __ARGS((VAR argvars, VAR retvar));
|
|
|
342 static void f_prevnonblank __ARGS((VAR argvars, VAR retvar));
|
|
|
343 static void f_setbufvar __ARGS((VAR argvars, VAR retvar));
|
|
|
344 static void f_setcmdpos __ARGS((VAR argvars, VAR retvar));
|
|
|
345 static void f_setwinvar __ARGS((VAR argvars, VAR retvar));
|
|
|
346 static void f_rename __ARGS((VAR argvars, VAR retvar));
|
|
|
347 static void f_resolve __ARGS((VAR argvars, VAR retvar));
|
|
|
348 static void f_search __ARGS((VAR argvars, VAR retvar));
|
|
|
349 static void f_searchpair __ARGS((VAR argvars, VAR retvar));
|
|
|
350 static int get_search_arg __ARGS((VAR varp, int *flagsp));
|
|
|
351 static void f_remote_expr __ARGS((VAR argvars, VAR retvar));
|
|
|
352 static void f_remote_foreground __ARGS((VAR argvars, VAR retvar));
|
|
|
353 static void f_remote_peek __ARGS((VAR argvars, VAR retvar));
|
|
|
354 static void f_remote_read __ARGS((VAR argvars, VAR retvar));
|
|
|
355 static void f_remote_send __ARGS((VAR argvars, VAR retvar));
|
|
18
|
356 static void f_repeat __ARGS((VAR argvars, VAR retvar));
|
|
7
|
357 static void f_server2client __ARGS((VAR argvars, VAR retvar));
|
|
|
358 static void f_serverlist __ARGS((VAR argvars, VAR retvar));
|
|
|
359 static void f_setline __ARGS((VAR argvars, VAR retvar));
|
|
|
360 static void f_setreg __ARGS((VAR argvars, VAR retvar));
|
|
|
361 static void f_simplify __ARGS((VAR argvars, VAR retvar));
|
|
|
362 static void find_some_match __ARGS((VAR argvars, VAR retvar, int start));
|
|
|
363 static void f_strftime __ARGS((VAR argvars, VAR retvar));
|
|
|
364 static void f_stridx __ARGS((VAR argvars, VAR retvar));
|
|
|
365 static void f_strlen __ARGS((VAR argvars, VAR retvar));
|
|
|
366 static void f_strpart __ARGS((VAR argvars, VAR retvar));
|
|
|
367 static void f_strridx __ARGS((VAR argvars, VAR retvar));
|
|
|
368 static void f_strtrans __ARGS((VAR argvars, VAR retvar));
|
|
|
369 static void f_synID __ARGS((VAR argvars, VAR retvar));
|
|
|
370 static void f_synIDattr __ARGS((VAR argvars, VAR retvar));
|
|
|
371 static void f_synIDtrans __ARGS((VAR argvars, VAR retvar));
|
|
|
372 static void f_system __ARGS((VAR argvars, VAR retvar));
|
|
|
373 static void f_submatch __ARGS((VAR argvars, VAR retvar));
|
|
|
374 static void f_substitute __ARGS((VAR argvars, VAR retvar));
|
|
|
375 static void f_tempname __ARGS((VAR argvars, VAR retvar));
|
|
|
376 static void f_tolower __ARGS((VAR argvars, VAR retvar));
|
|
|
377 static void f_toupper __ARGS((VAR argvars, VAR retvar));
|
|
15
|
378 static void f_tr __ARGS((VAR argvars, VAR retvar));
|
|
7
|
379 static void f_type __ARGS((VAR argvars, VAR retvar));
|
|
|
380 static void f_virtcol __ARGS((VAR argvars, VAR retvar));
|
|
|
381 static void f_visualmode __ARGS((VAR argvars, VAR retvar));
|
|
|
382 static void f_winbufnr __ARGS((VAR argvars, VAR retvar));
|
|
|
383 static void f_wincol __ARGS((VAR argvars, VAR retvar));
|
|
|
384 static void f_winheight __ARGS((VAR argvars, VAR retvar));
|
|
|
385 static void f_winline __ARGS((VAR argvars, VAR retvar));
|
|
|
386 static void f_winnr __ARGS((VAR argvars, VAR retvar));
|
|
|
387 static void f_winrestcmd __ARGS((VAR argvars, VAR retvar));
|
|
|
388 static void f_winwidth __ARGS((VAR argvars, VAR retvar));
|
|
|
389 static win_T *find_win_by_nr __ARGS((VAR vp));
|
|
|
390 static pos_T *var2fpos __ARGS((VAR varp, int lnum));
|
|
|
391 static int get_env_len __ARGS((char_u **arg));
|
|
|
392 static int get_id_len __ARGS((char_u **arg));
|
|
|
393 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
|
394 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end));
|
|
|
395 static int eval_isnamec __ARGS((int c));
|
|
|
396 static int find_vim_var __ARGS((char_u *name, int len));
|
|
|
397 static int get_var_var __ARGS((char_u *name, int len, VAR retvar));
|
|
|
398 static VAR alloc_var __ARGS((void));
|
|
|
399 static VAR alloc_string_var __ARGS((char_u *string));
|
|
|
400 static void free_var __ARGS((VAR varp));
|
|
|
401 static void clear_var __ARGS((VAR varp));
|
|
|
402 static long get_var_number __ARGS((VAR varp));
|
|
|
403 static linenr_T get_var_lnum __ARGS((VAR argvars));
|
|
|
404 static char_u *get_var_string __ARGS((VAR varp));
|
|
|
405 static char_u *get_var_string_buf __ARGS((VAR varp, char_u *buf));
|
|
|
406 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
407 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
408 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
|
409 static void var_free_one __ARGS((VAR v));
|
|
|
410 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
411 static void list_vim_var __ARGS((int i));
|
|
|
412 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
|
413 static void set_var __ARGS((char_u *name, VAR varp));
|
|
|
414 static void copy_var __ARGS((VAR from, VAR to));
|
|
|
415 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
416 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
417 static int eval_fname_script __ARGS((char_u *p));
|
|
|
418 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
419 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
420 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
421 static ufunc_T *find_func __ARGS((char_u *name));
|
|
|
422 static void call_user_func __ARGS((ufunc_T *fp, int argcount, VAR argvars, VAR retvar, linenr_T firstline, linenr_T lastline));
|
|
|
423
|
|
|
424 /* Magic braces are always enabled, otherwise Vim scripts would not be
|
|
|
425 * portable. */
|
|
|
426 #define FEAT_MAGIC_BRACES
|
|
|
427
|
|
|
428 #ifdef FEAT_MAGIC_BRACES
|
|
|
429 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
|
430 #endif
|
|
|
431
|
|
|
432 /*
|
|
|
433 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
434 * not already exist.
|
|
|
435 */
|
|
|
436 void
|
|
|
437 set_internal_string_var(name, value)
|
|
|
438 char_u *name;
|
|
|
439 char_u *value;
|
|
|
440 {
|
|
|
441 char_u *val;
|
|
|
442 VAR varp;
|
|
|
443
|
|
|
444 val = vim_strsave(value);
|
|
|
445 if (val != NULL)
|
|
|
446 {
|
|
|
447 varp = alloc_string_var(val);
|
|
|
448 if (varp != NULL)
|
|
|
449 {
|
|
|
450 set_var(name, varp);
|
|
|
451 free_var(varp);
|
|
|
452 }
|
|
|
453 }
|
|
|
454 }
|
|
|
455
|
|
|
456 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
457 int
|
|
|
458 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
459 char_u *enc_from;
|
|
|
460 char_u *enc_to;
|
|
|
461 char_u *fname_from;
|
|
|
462 char_u *fname_to;
|
|
|
463 {
|
|
|
464 int err = FALSE;
|
|
|
465
|
|
|
466 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
467 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
468 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
469 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
470 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
471 err = TRUE;
|
|
|
472 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
473 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
474 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
475 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
476
|
|
|
477 if (err)
|
|
|
478 return FAIL;
|
|
|
479 return OK;
|
|
|
480 }
|
|
|
481 # endif
|
|
|
482
|
|
|
483 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
484 int
|
|
|
485 eval_printexpr(fname, args)
|
|
|
486 char_u *fname;
|
|
|
487 char_u *args;
|
|
|
488 {
|
|
|
489 int err = FALSE;
|
|
|
490
|
|
|
491 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
492 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
493 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
494 err = TRUE;
|
|
|
495 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
496 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
497
|
|
|
498 if (err)
|
|
|
499 {
|
|
|
500 mch_remove(fname);
|
|
|
501 return FAIL;
|
|
|
502 }
|
|
|
503 return OK;
|
|
|
504 }
|
|
|
505 # endif
|
|
|
506
|
|
|
507 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
508 void
|
|
|
509 eval_diff(origfile, newfile, outfile)
|
|
|
510 char_u *origfile;
|
|
|
511 char_u *newfile;
|
|
|
512 char_u *outfile;
|
|
|
513 {
|
|
|
514 int err = FALSE;
|
|
|
515
|
|
|
516 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
517 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
518 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
519 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
520 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
521 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
522 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
523 }
|
|
|
524
|
|
|
525 void
|
|
|
526 eval_patch(origfile, difffile, outfile)
|
|
|
527 char_u *origfile;
|
|
|
528 char_u *difffile;
|
|
|
529 char_u *outfile;
|
|
|
530 {
|
|
|
531 int err;
|
|
|
532
|
|
|
533 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
534 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
535 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
536 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
537 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
538 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
539 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
540 }
|
|
|
541 # endif
|
|
|
542
|
|
|
543 /*
|
|
|
544 * Top level evaluation function, returning a boolean.
|
|
|
545 * Sets "error" to TRUE if there was an error.
|
|
|
546 * Return TRUE or FALSE.
|
|
|
547 */
|
|
|
548 int
|
|
|
549 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
550 char_u *arg;
|
|
|
551 int *error;
|
|
|
552 char_u **nextcmd;
|
|
|
553 int skip; /* only parse, don't execute */
|
|
|
554 {
|
|
|
555 var retvar;
|
|
|
556 int retval = FALSE;
|
|
|
557
|
|
|
558 if (skip)
|
|
|
559 ++emsg_skip;
|
|
|
560 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL)
|
|
|
561 {
|
|
|
562 *error = TRUE;
|
|
|
563 }
|
|
|
564 else
|
|
|
565 {
|
|
|
566 *error = FALSE;
|
|
|
567 if (!skip)
|
|
|
568 {
|
|
|
569 retval = (get_var_number(&retvar) != 0);
|
|
|
570 clear_var(&retvar);
|
|
|
571 }
|
|
|
572 }
|
|
|
573 if (skip)
|
|
|
574 --emsg_skip;
|
|
|
575
|
|
|
576 return retval;
|
|
|
577 }
|
|
|
578
|
|
|
579 /*
|
|
|
580 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
581 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
582 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
583 */
|
|
|
584 char_u *
|
|
|
585 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
586 char_u *arg;
|
|
|
587 char_u **nextcmd;
|
|
|
588 int skip; /* only parse, don't execute */
|
|
|
589 {
|
|
|
590 var retvar;
|
|
|
591 char_u *retval;
|
|
|
592
|
|
|
593 if (skip)
|
|
|
594 ++emsg_skip;
|
|
|
595 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL || skip)
|
|
|
596 retval = NULL;
|
|
|
597 else
|
|
|
598 {
|
|
|
599 retval = vim_strsave(get_var_string(&retvar));
|
|
|
600 clear_var(&retvar);
|
|
|
601 }
|
|
|
602 if (skip)
|
|
|
603 --emsg_skip;
|
|
|
604
|
|
|
605 return retval;
|
|
|
606 }
|
|
|
607
|
|
|
608 /*
|
|
9
|
609 * Skip over an expression at "*pp".
|
|
|
610 * Return FAIL for an error, OK otherwise.
|
|
|
611 */
|
|
|
612 int
|
|
|
613 skip_expr(pp)
|
|
|
614 char_u **pp;
|
|
|
615 {
|
|
|
616 var retvar;
|
|
|
617
|
|
|
618 *pp = skipwhite(*pp);
|
|
|
619 return eval1(pp, &retvar, FALSE);
|
|
|
620 }
|
|
|
621
|
|
|
622 /*
|
|
7
|
623 * Top level evaluation function, returning a string.
|
|
|
624 * Return pointer to allocated memory, or NULL for failure.
|
|
|
625 */
|
|
|
626 char_u *
|
|
|
627 eval_to_string(arg, nextcmd)
|
|
|
628 char_u *arg;
|
|
|
629 char_u **nextcmd;
|
|
|
630 {
|
|
|
631 var retvar;
|
|
|
632 char_u *retval;
|
|
|
633
|
|
|
634 if (eval0(arg, &retvar, nextcmd, TRUE) == FAIL)
|
|
|
635 retval = NULL;
|
|
|
636 else
|
|
|
637 {
|
|
|
638 retval = vim_strsave(get_var_string(&retvar));
|
|
|
639 clear_var(&retvar);
|
|
|
640 }
|
|
|
641
|
|
|
642 return retval;
|
|
|
643 }
|
|
|
644
|
|
|
645 /*
|
|
|
646 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
647 */
|
|
|
648 char_u *
|
|
|
649 eval_to_string_safe(arg, nextcmd)
|
|
|
650 char_u *arg;
|
|
|
651 char_u **nextcmd;
|
|
|
652 {
|
|
|
653 char_u *retval;
|
|
|
654 void *save_funccalp;
|
|
|
655
|
|
|
656 save_funccalp = save_funccal();
|
|
|
657 ++sandbox;
|
|
|
658 retval = eval_to_string(arg, nextcmd);
|
|
|
659 --sandbox;
|
|
|
660 restore_funccal(save_funccalp);
|
|
|
661 return retval;
|
|
|
662 }
|
|
|
663
|
|
|
664 #if 0 /* not used */
|
|
|
665 /*
|
|
|
666 * Top level evaluation function, returning a string.
|
|
|
667 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
668 * Return pointer to allocated memory, or NULL for failure.
|
|
|
669 * Doesn't give error messages.
|
|
|
670 */
|
|
|
671 char_u *
|
|
|
672 eval_arg_to_string(arg)
|
|
|
673 char_u **arg;
|
|
|
674 {
|
|
|
675 var retvar;
|
|
|
676 char_u *retval;
|
|
|
677 int ret;
|
|
|
678
|
|
|
679 ++emsg_off;
|
|
|
680
|
|
|
681 ret = eval1(arg, &retvar, TRUE);
|
|
|
682 if (ret == FAIL)
|
|
|
683 retval = NULL;
|
|
|
684 else
|
|
|
685 {
|
|
|
686 retval = vim_strsave(get_var_string(&retvar));
|
|
|
687 clear_var(&retvar);
|
|
|
688 }
|
|
|
689
|
|
|
690 --emsg_off;
|
|
|
691
|
|
|
692 return retval;
|
|
|
693 }
|
|
|
694 #endif
|
|
|
695
|
|
|
696 /*
|
|
|
697 * Top level evaluation function, returning a number.
|
|
|
698 * Evaluates "expr" silently.
|
|
|
699 * Returns -1 for an error.
|
|
|
700 */
|
|
|
701 int
|
|
|
702 eval_to_number(expr)
|
|
|
703 char_u *expr;
|
|
|
704 {
|
|
|
705 var retvar;
|
|
|
706 int retval;
|
|
|
707 char_u *p = expr;
|
|
|
708
|
|
|
709 ++emsg_off;
|
|
|
710
|
|
|
711 if (eval1(&p, &retvar, TRUE) == FAIL)
|
|
|
712 retval = -1;
|
|
|
713 else
|
|
|
714 {
|
|
|
715 retval = get_var_number(&retvar);
|
|
|
716 clear_var(&retvar);
|
|
|
717 }
|
|
|
718 --emsg_off;
|
|
|
719
|
|
|
720 return retval;
|
|
|
721 }
|
|
|
722
|
|
|
723 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
724 /*
|
|
|
725 * Call some vimL function and return the result as a string
|
|
|
726 * Uses argv[argc] for the function arguments.
|
|
|
727 */
|
|
|
728 char_u *
|
|
|
729 call_vim_function(func, argc, argv, safe)
|
|
|
730 char_u *func;
|
|
|
731 int argc;
|
|
|
732 char_u **argv;
|
|
|
733 int safe; /* use the sandbox */
|
|
|
734 {
|
|
|
735 char_u *retval = NULL;
|
|
|
736 var retvar;
|
|
|
737 VAR argvars;
|
|
|
738 long n;
|
|
|
739 int len;
|
|
|
740 int i;
|
|
|
741 int doesrange;
|
|
|
742 void *save_funccalp = NULL;
|
|
|
743
|
|
|
744 argvars = (VAR)alloc((unsigned)(argc * sizeof(var)));
|
|
|
745 if (argvars == NULL)
|
|
|
746 return NULL;
|
|
|
747
|
|
|
748 for (i = 0; i < argc; i++)
|
|
|
749 {
|
|
12
|
750 /* Pass a NULL or empty argument as an empty string */
|
|
|
751 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
752 {
|
|
|
753 argvars[i].var_type = VAR_STRING;
|
|
|
754 argvars[i].var_val.var_string = "";
|
|
|
755 continue;
|
|
|
756 }
|
|
|
757
|
|
7
|
758 /* Recognize a number argument, the others must be strings. */
|
|
|
759 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
760 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
761 {
|
|
|
762 argvars[i].var_type = VAR_NUMBER;
|
|
|
763 argvars[i].var_val.var_number = n;
|
|
|
764 }
|
|
|
765 else
|
|
|
766 {
|
|
|
767 argvars[i].var_type = VAR_STRING;
|
|
|
768 argvars[i].var_val.var_string = argv[i];
|
|
|
769 }
|
|
|
770 }
|
|
|
771
|
|
|
772 if (safe)
|
|
|
773 {
|
|
|
774 save_funccalp = save_funccal();
|
|
|
775 ++sandbox;
|
|
|
776 }
|
|
|
777
|
|
|
778 retvar.var_type = VAR_UNKNOWN; /* clear_var() uses this */
|
|
|
779 if (call_func(func, (int)STRLEN(func), &retvar, argc, argvars,
|
|
|
780 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
781 &doesrange, TRUE) == OK)
|
|
|
782 retval = vim_strsave(get_var_string(&retvar));
|
|
|
783
|
|
|
784 clear_var(&retvar);
|
|
|
785 vim_free(argvars);
|
|
|
786
|
|
|
787 if (safe)
|
|
|
788 {
|
|
|
789 --sandbox;
|
|
|
790 restore_funccal(save_funccalp);
|
|
|
791 }
|
|
|
792 return retval;
|
|
|
793 }
|
|
|
794 #endif
|
|
|
795
|
|
|
796 /*
|
|
|
797 * Save the current function call pointer, and set it to NULL.
|
|
|
798 * Used when executing autocommands and for ":source".
|
|
|
799 */
|
|
|
800 void *
|
|
|
801 save_funccal()
|
|
|
802 {
|
|
|
803 struct funccall *fc;
|
|
|
804
|
|
|
805 fc = current_funccal;
|
|
|
806 current_funccal = NULL;
|
|
|
807 return (void *)fc;
|
|
|
808 }
|
|
|
809
|
|
|
810 void
|
|
|
811 restore_funccal(fc)
|
|
|
812 void *fc;
|
|
|
813 {
|
|
|
814 current_funccal = (struct funccall *)fc;
|
|
|
815 }
|
|
|
816
|
|
|
817 #ifdef FEAT_FOLDING
|
|
|
818 /*
|
|
|
819 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
820 * it in "*cp". Doesn't give error messages.
|
|
|
821 */
|
|
|
822 int
|
|
|
823 eval_foldexpr(arg, cp)
|
|
|
824 char_u *arg;
|
|
|
825 int *cp;
|
|
|
826 {
|
|
|
827 var retvar;
|
|
|
828 int retval;
|
|
|
829 char_u *s;
|
|
|
830
|
|
|
831 ++emsg_off;
|
|
|
832 ++sandbox;
|
|
|
833 *cp = NUL;
|
|
|
834 if (eval0(arg, &retvar, NULL, TRUE) == FAIL)
|
|
|
835 retval = 0;
|
|
|
836 else
|
|
|
837 {
|
|
|
838 /* If the result is a number, just return the number. */
|
|
|
839 if (retvar.var_type == VAR_NUMBER)
|
|
|
840 retval = retvar.var_val.var_number;
|
|
|
841 else if (retvar.var_type == VAR_UNKNOWN
|
|
|
842 || retvar.var_val.var_string == NULL)
|
|
|
843 retval = 0;
|
|
|
844 else
|
|
|
845 {
|
|
|
846 /* If the result is a string, check if there is a non-digit before
|
|
|
847 * the number. */
|
|
|
848 s = retvar.var_val.var_string;
|
|
|
849 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
850 *cp = *s++;
|
|
|
851 retval = atol((char *)s);
|
|
|
852 }
|
|
|
853 clear_var(&retvar);
|
|
|
854 }
|
|
|
855 --emsg_off;
|
|
|
856 --sandbox;
|
|
|
857
|
|
|
858 return retval;
|
|
|
859 }
|
|
|
860 #endif
|
|
|
861
|
|
|
862 #ifdef FEAT_MAGIC_BRACES
|
|
|
863 /*
|
|
|
864 * Expands out the 'magic' {}'s in a variable/function name.
|
|
|
865 * Note that this can call itself recursively, to deal with
|
|
|
866 * constructs like foo{bar}{baz}{bam}
|
|
|
867 * The four pointer arguments point to "foo{expre}ss{ion}bar"
|
|
|
868 * "in_start" ^
|
|
|
869 * "expr_start" ^
|
|
|
870 * "expr_end" ^
|
|
|
871 * "in_end" ^
|
|
|
872 *
|
|
|
873 * Returns a new allocated string, which the caller must free.
|
|
|
874 * Returns NULL for failure.
|
|
|
875 */
|
|
|
876 static char_u *
|
|
|
877 make_expanded_name(in_start, expr_start, expr_end, in_end)
|
|
|
878 char_u *in_start;
|
|
|
879 char_u *expr_start;
|
|
|
880 char_u *expr_end;
|
|
|
881 char_u *in_end;
|
|
|
882 {
|
|
|
883 char_u c1;
|
|
|
884 char_u *retval = NULL;
|
|
|
885 char_u *temp_result;
|
|
|
886 char_u *nextcmd = NULL;
|
|
|
887
|
|
|
888 if (expr_end == NULL || in_end == NULL)
|
|
|
889 return NULL;
|
|
|
890 *expr_start = NUL;
|
|
|
891 *expr_end = NUL;
|
|
|
892 c1 = *in_end;
|
|
|
893 *in_end = NUL;
|
|
|
894
|
|
|
895 temp_result = eval_to_string(expr_start + 1, &nextcmd);
|
|
|
896 if (temp_result != NULL && nextcmd == NULL)
|
|
|
897 {
|
|
|
898 retval = alloc((unsigned)(STRLEN(temp_result) + (expr_start - in_start)
|
|
|
899 + (in_end - expr_end) + 1));
|
|
|
900
|
|
|
901 if (retval != NULL)
|
|
|
902 {
|
|
|
903 STRCPY(retval, in_start);
|
|
|
904 STRCAT(retval, temp_result);
|
|
|
905 STRCAT(retval, expr_end + 1);
|
|
|
906 }
|
|
|
907 }
|
|
|
908 vim_free(temp_result);
|
|
|
909
|
|
|
910 *in_end = c1; /* put char back for error messages */
|
|
|
911 *expr_start = '{';
|
|
|
912 *expr_end = '}';
|
|
|
913
|
|
|
914 if (retval != NULL)
|
|
|
915 {
|
|
|
916 temp_result = find_name_end(retval, &expr_start, &expr_end);
|
|
|
917 if (expr_start != NULL)
|
|
|
918 {
|
|
|
919 /* Further expansion! */
|
|
|
920 temp_result = make_expanded_name(retval, expr_start,
|
|
|
921 expr_end, temp_result);
|
|
|
922 vim_free(retval);
|
|
|
923 retval = temp_result;
|
|
|
924 }
|
|
|
925 }
|
|
|
926
|
|
|
927 return retval;
|
|
|
928
|
|
|
929 }
|
|
|
930 #endif /* FEAT_MAGIC_BRACES */
|
|
|
931
|
|
|
932 /*
|
|
|
933 * ":let var = expr" assignment command.
|
|
|
934 * ":let var" list one variable value
|
|
|
935 * ":let" list all variable values
|
|
|
936 */
|
|
|
937 void
|
|
|
938 ex_let(eap)
|
|
|
939 exarg_T *eap;
|
|
|
940 {
|
|
|
941 char_u *arg = eap->arg;
|
|
|
942 char_u *expr;
|
|
|
943 char_u *name;
|
|
|
944 VAR varp;
|
|
|
945 var retvar;
|
|
|
946 char_u *p;
|
|
|
947 int c1 = 0, c2;
|
|
|
948 int i;
|
|
|
949 char_u *expr_start;
|
|
|
950 char_u *expr_end;
|
|
|
951 char_u *name_end;
|
|
|
952
|
|
|
953 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
954 expr = vim_strchr(name_end, '=');
|
|
|
955 if (expr == NULL)
|
|
|
956 {
|
|
|
957 if (ends_excmd(*arg))
|
|
|
958 {
|
|
|
959 if (!eap->skip)
|
|
|
960 {
|
|
|
961 /*
|
|
|
962 * List all variables.
|
|
|
963 */
|
|
|
964 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
|
965 if (VAR_ENTRY(i).var_name != NULL)
|
|
|
966 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
967 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
|
968 if (BVAR_ENTRY(i).var_name != NULL)
|
|
|
969 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
970 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
|
971 if (WVAR_ENTRY(i).var_name != NULL)
|
|
|
972 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
973 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
974 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
975 list_vim_var(i);
|
|
|
976 }
|
|
|
977 }
|
|
|
978 else
|
|
|
979 {
|
|
|
980 int error = FALSE;
|
|
|
981
|
|
|
982 /*
|
|
|
983 * List variables.
|
|
|
984 */
|
|
|
985 while (!ends_excmd(*arg) && !got_int)
|
|
|
986 {
|
|
|
987 char_u *temp_string = NULL;
|
|
|
988 int arg_len;
|
|
|
989
|
|
|
990 /* Find the end of the name. */
|
|
|
991 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
992
|
|
|
993 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
994 {
|
|
|
995 emsg_severe = TRUE;
|
|
|
996 EMSG(_(e_trailing));
|
|
|
997 break;
|
|
|
998 }
|
|
|
999 if (!error && !eap->skip)
|
|
|
1000 {
|
|
|
1001 #ifdef FEAT_MAGIC_BRACES
|
|
|
1002 if (expr_start != NULL)
|
|
|
1003 {
|
|
|
1004 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1005 expr_end, name_end);
|
|
|
1006 if (temp_string == NULL)
|
|
|
1007 {
|
|
|
1008 /*
|
|
|
1009 * Report an invalid expression in braces, unless
|
|
|
1010 * the expression evaluation has been cancelled due
|
|
|
1011 * to an aborting error, an interrupt, or an
|
|
|
1012 * exception.
|
|
|
1013 */
|
|
|
1014 if (!aborting())
|
|
|
1015 {
|
|
|
1016 emsg_severe = TRUE;
|
|
|
1017 EMSG2(_(e_invarg2), arg);
|
|
|
1018 break;
|
|
|
1019 }
|
|
|
1020 error = TRUE;
|
|
|
1021 arg = skipwhite(name_end);
|
|
|
1022 continue;
|
|
|
1023 }
|
|
|
1024 arg = temp_string;
|
|
|
1025 arg_len = STRLEN(temp_string);
|
|
|
1026 }
|
|
|
1027 else
|
|
|
1028 #endif
|
|
|
1029 {
|
|
|
1030 c1 = *name_end;
|
|
|
1031 *name_end = NUL;
|
|
|
1032 arg_len = (int)(name_end - arg);
|
|
|
1033 }
|
|
|
1034 i = find_vim_var(arg, arg_len);
|
|
|
1035 if (i >= 0)
|
|
|
1036 list_vim_var(i);
|
|
|
1037 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1038 {
|
|
|
1039 char_u numbuf[NUMBUFLEN];
|
|
|
1040
|
|
|
1041 sprintf((char *)numbuf, "%ld",
|
|
|
1042 (long)curbuf->b_changedtick);
|
|
|
1043 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1044 VAR_NUMBER, numbuf);
|
|
|
1045 }
|
|
|
1046 else
|
|
|
1047 {
|
|
|
1048 varp = find_var(arg, FALSE);
|
|
|
1049 if (varp == NULL)
|
|
|
1050 {
|
|
|
1051 /* Skip further arguments but do continue to
|
|
|
1052 * search for a trailing command. */
|
|
|
1053 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1054 error = TRUE;
|
|
|
1055 }
|
|
|
1056 else
|
|
|
1057 {
|
|
|
1058 name = vim_strchr(arg, ':');
|
|
|
1059 if (name != NULL)
|
|
|
1060 {
|
|
|
1061 /* "a:" vars have no name stored, use whole
|
|
|
1062 * arg */
|
|
|
1063 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1064 c2 = NUL;
|
|
|
1065 else
|
|
|
1066 {
|
|
|
1067 c2 = *++name;
|
|
|
1068 *name = NUL;
|
|
|
1069 }
|
|
|
1070 list_one_var(varp, arg);
|
|
|
1071 if (c2 != NUL)
|
|
|
1072 *name = c2;
|
|
|
1073 }
|
|
|
1074 else
|
|
|
1075 list_one_var(varp, (char_u *)"");
|
|
|
1076 }
|
|
|
1077 }
|
|
|
1078 #ifdef FEAT_MAGIC_BRACES
|
|
|
1079 if (expr_start != NULL)
|
|
|
1080 vim_free(temp_string);
|
|
|
1081 else
|
|
|
1082 #endif
|
|
|
1083 *name_end = c1;
|
|
|
1084 }
|
|
|
1085 arg = skipwhite(name_end);
|
|
|
1086 }
|
|
|
1087 }
|
|
|
1088 eap->nextcmd = check_nextcmd(arg);
|
|
|
1089 }
|
|
|
1090 else
|
|
|
1091 {
|
|
|
1092 if (eap->skip)
|
|
|
1093 ++emsg_skip;
|
|
|
1094 i = eval0(expr + 1, &retvar, &eap->nextcmd, !eap->skip);
|
|
|
1095 if (eap->skip)
|
|
|
1096 {
|
|
|
1097 if (i != FAIL)
|
|
|
1098 clear_var(&retvar);
|
|
|
1099 --emsg_skip;
|
|
|
1100 }
|
|
|
1101 else if (i != FAIL)
|
|
|
1102 {
|
|
|
1103 /*
|
|
|
1104 * ":let $VAR = expr": Set environment variable.
|
|
|
1105 */
|
|
|
1106 if (*arg == '$')
|
|
|
1107 {
|
|
|
1108 int len;
|
|
|
1109 int cc;
|
|
|
1110
|
|
|
1111 /* Find the end of the name. */
|
|
|
1112 ++arg;
|
|
|
1113 name = arg;
|
|
|
1114 len = get_env_len(&arg);
|
|
|
1115 if (len == 0)
|
|
|
1116 EMSG2(_(e_invarg2), name - 1);
|
|
|
1117 else
|
|
|
1118 {
|
|
|
1119 if (*skipwhite(arg) != '=')
|
|
|
1120 EMSG(_(e_letunexp));
|
|
|
1121 else
|
|
|
1122 {
|
|
|
1123 cc = name[len];
|
|
|
1124 name[len] = NUL;
|
|
|
1125 p = get_var_string(&retvar);
|
|
|
1126 vim_setenv(name, p);
|
|
|
1127 if (STRICMP(name, "HOME") == 0)
|
|
|
1128 init_homedir();
|
|
|
1129 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1130 didset_vim = FALSE;
|
|
|
1131 else if (didset_vimruntime
|
|
|
1132 && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1133 didset_vimruntime = FALSE;
|
|
|
1134 name[len] = cc;
|
|
|
1135 }
|
|
|
1136 }
|
|
|
1137 }
|
|
|
1138
|
|
|
1139 /*
|
|
|
1140 * ":let &option = expr": Set option value.
|
|
|
1141 * ":let &l:option = expr": Set local option value.
|
|
|
1142 * ":let &g:option = expr": Set global option value.
|
|
|
1143 */
|
|
|
1144 else if (*arg == '&')
|
|
|
1145 {
|
|
|
1146 int opt_flags;
|
|
|
1147
|
|
|
1148 /*
|
|
|
1149 * Find the end of the name;
|
|
|
1150 */
|
|
|
1151 p = find_option_end(&arg, &opt_flags);
|
|
|
1152 if (p == NULL || *skipwhite(p) != '=')
|
|
|
1153 EMSG(_(e_letunexp));
|
|
|
1154 else
|
|
|
1155 {
|
|
|
1156 c1 = *p;
|
|
|
1157 *p = NUL;
|
|
|
1158 set_option_value(arg, get_var_number(&retvar),
|
|
|
1159 get_var_string(&retvar), opt_flags);
|
|
|
1160 *p = c1; /* put back for error messages */
|
|
|
1161 }
|
|
|
1162 }
|
|
|
1163
|
|
|
1164 /*
|
|
|
1165 * ":let @r = expr": Set register contents.
|
|
|
1166 */
|
|
|
1167 else if (*arg == '@')
|
|
|
1168 {
|
|
|
1169 ++arg;
|
|
|
1170 if (*skipwhite(arg + 1) != '=')
|
|
|
1171 EMSG(_(e_letunexp));
|
|
|
1172 else
|
|
|
1173 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1174 get_var_string(&retvar), -1, FALSE);
|
|
|
1175 }
|
|
|
1176
|
|
|
1177 /*
|
|
|
1178 * ":let var = expr": Set internal variable.
|
|
|
1179 */
|
|
|
1180 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1181 {
|
|
|
1182 /* Find the end of the name. */
|
|
|
1183 p = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1184
|
|
|
1185 if (*skipwhite(p) != '=')
|
|
|
1186 EMSG(_(e_letunexp));
|
|
|
1187 else if (p - arg == 13
|
|
|
1188 && STRNCMP(arg, "b:changedtick", 13) == 0)
|
|
|
1189 EMSG2(_(e_readonlyvar), arg);
|
|
|
1190 #ifdef FEAT_MAGIC_BRACES
|
|
|
1191 else if (expr_start != NULL)
|
|
|
1192 {
|
|
|
1193 char_u *temp_string;
|
|
|
1194
|
|
|
1195 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1196 expr_end, p);
|
|
|
1197 if (temp_string == NULL)
|
|
|
1198 {
|
|
|
1199 /*
|
|
|
1200 * Report an invalid expression in braces, unless the
|
|
|
1201 * expression evaluation has been cancelled due to an
|
|
|
1202 * aborting error, an interrupt, or an exception.
|
|
|
1203 */
|
|
|
1204 if (!aborting())
|
|
|
1205 EMSG2(_(e_invarg2), arg);
|
|
|
1206 }
|
|
|
1207 else
|
|
|
1208 {
|
|
|
1209 set_var(temp_string, &retvar);
|
|
|
1210 vim_free(temp_string);
|
|
|
1211 }
|
|
|
1212 }
|
|
|
1213 #endif
|
|
|
1214 else
|
|
|
1215 {
|
|
|
1216 c1 = *p;
|
|
|
1217 *p = NUL;
|
|
|
1218 set_var(arg, &retvar);
|
|
|
1219 *p = c1; /* put char back for error messages */
|
|
|
1220 }
|
|
|
1221 }
|
|
|
1222
|
|
|
1223 else
|
|
|
1224 {
|
|
|
1225 EMSG2(_(e_invarg2), arg);
|
|
|
1226 }
|
|
|
1227
|
|
|
1228 clear_var(&retvar);
|
|
|
1229 }
|
|
|
1230 }
|
|
|
1231 }
|
|
|
1232
|
|
|
1233 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1234
|
|
|
1235 void
|
|
|
1236 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1237 expand_T *xp;
|
|
|
1238 char_u *arg;
|
|
|
1239 cmdidx_T cmdidx;
|
|
|
1240 {
|
|
|
1241 int got_eq = FALSE;
|
|
|
1242 int c;
|
|
|
1243
|
|
|
1244 xp->xp_context = cmdidx == CMD_let ? EXPAND_USER_VARS
|
|
|
1245 : cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1246 : EXPAND_EXPRESSION;
|
|
|
1247 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1248 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1249 {
|
|
|
1250 c = *xp->xp_pattern;
|
|
|
1251 if (c == '&')
|
|
|
1252 {
|
|
|
1253 c = xp->xp_pattern[1];
|
|
|
1254 if (c == '&')
|
|
|
1255 {
|
|
|
1256 ++xp->xp_pattern;
|
|
|
1257 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1258 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1259 }
|
|
|
1260 else if (c != ' ')
|
|
|
1261 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1262 }
|
|
|
1263 else if (c == '$')
|
|
|
1264 {
|
|
|
1265 /* environment variable */
|
|
|
1266 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1267 }
|
|
|
1268 else if (c == '=')
|
|
|
1269 {
|
|
|
1270 got_eq = TRUE;
|
|
|
1271 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1272 }
|
|
|
1273 else if (c == '<'
|
|
|
1274 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1275 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1276 {
|
|
|
1277 /* Function name can start with "<SNR>" */
|
|
|
1278 break;
|
|
|
1279 }
|
|
|
1280 else if (cmdidx != CMD_let || got_eq)
|
|
|
1281 {
|
|
|
1282 if (c == '"') /* string */
|
|
|
1283 {
|
|
|
1284 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1285 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1286 ++xp->xp_pattern;
|
|
|
1287 xp->xp_context = EXPAND_NOTHING;
|
|
|
1288 }
|
|
|
1289 else if (c == '\'') /* literal string */
|
|
|
1290 {
|
|
|
1291 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1292 /* skip */ ;
|
|
|
1293 xp->xp_context = EXPAND_NOTHING;
|
|
|
1294 }
|
|
|
1295 else if (c == '|')
|
|
|
1296 {
|
|
|
1297 if (xp->xp_pattern[1] == '|')
|
|
|
1298 {
|
|
|
1299 ++xp->xp_pattern;
|
|
|
1300 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1301 }
|
|
|
1302 else
|
|
|
1303 xp->xp_context = EXPAND_COMMANDS;
|
|
|
1304 }
|
|
|
1305 else
|
|
|
1306 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1307 }
|
|
|
1308 else
|
|
|
1309 xp->xp_context = EXPAND_NOTHING;
|
|
|
1310 arg = xp->xp_pattern;
|
|
|
1311 if (*arg != NUL)
|
|
|
1312 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
1313 /* skip */ ;
|
|
|
1314 }
|
|
|
1315 xp->xp_pattern = arg;
|
|
|
1316 }
|
|
|
1317
|
|
|
1318 #endif /* FEAT_CMDL_COMPL */
|
|
|
1319
|
|
|
1320 /*
|
|
|
1321 * ":1,25call func(arg1, arg2)" function call.
|
|
|
1322 */
|
|
|
1323 void
|
|
|
1324 ex_call(eap)
|
|
|
1325 exarg_T *eap;
|
|
|
1326 {
|
|
|
1327 char_u *arg = eap->arg;
|
|
|
1328 char_u *startarg;
|
|
|
1329 char_u *alias;
|
|
|
1330 char_u *name;
|
|
|
1331 var retvar;
|
|
|
1332 int len;
|
|
|
1333 linenr_T lnum;
|
|
|
1334 int doesrange;
|
|
|
1335 int failed = FALSE;
|
|
|
1336
|
|
|
1337 name = arg;
|
|
|
1338 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
1339 if (len == 0)
|
|
|
1340 goto end;
|
|
|
1341 if (alias != NULL)
|
|
|
1342 name = alias;
|
|
|
1343
|
|
|
1344 startarg = arg;
|
|
|
1345 retvar.var_type = VAR_UNKNOWN; /* clear_var() uses this */
|
|
|
1346
|
|
|
1347 if (*startarg != '(')
|
|
|
1348 {
|
|
|
1349 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
1350 goto end;
|
|
|
1351 }
|
|
|
1352
|
|
|
1353 /*
|
|
|
1354 * When skipping, evaluate the function once, to find the end of the
|
|
|
1355 * arguments.
|
|
|
1356 * When the function takes a range, this is discovered after the first
|
|
|
1357 * call, and the loop is broken.
|
|
|
1358 */
|
|
|
1359 if (eap->skip)
|
|
|
1360 {
|
|
|
1361 ++emsg_skip;
|
|
|
1362 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
1363 }
|
|
|
1364 else
|
|
|
1365 lnum = eap->line1;
|
|
|
1366 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
1367 {
|
|
|
1368 if (!eap->skip && eap->addr_count > 0)
|
|
|
1369 {
|
|
|
1370 curwin->w_cursor.lnum = lnum;
|
|
|
1371 curwin->w_cursor.col = 0;
|
|
|
1372 }
|
|
|
1373 arg = startarg;
|
|
|
1374 if (get_func_var(name, len, &retvar, &arg,
|
|
|
1375 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
1376 {
|
|
|
1377 failed = TRUE;
|
|
|
1378 break;
|
|
|
1379 }
|
|
|
1380 clear_var(&retvar);
|
|
|
1381 if (doesrange || eap->skip)
|
|
|
1382 break;
|
|
|
1383 /* Stop when immediately aborting on error, or when an interrupt
|
|
|
1384 * occurred or an exception was thrown but not caught. get_func_var()
|
|
|
1385 * returned OK, so that the check for trailing characters below is
|
|
|
1386 * executed. */
|
|
|
1387 if (aborting())
|
|
|
1388 break;
|
|
|
1389 }
|
|
|
1390 if (eap->skip)
|
|
|
1391 --emsg_skip;
|
|
|
1392
|
|
|
1393 if (!failed)
|
|
|
1394 {
|
|
|
1395 /* Check for trailing illegal characters and a following command. */
|
|
|
1396 if (!ends_excmd(*arg))
|
|
|
1397 {
|
|
|
1398 emsg_severe = TRUE;
|
|
|
1399 EMSG(_(e_trailing));
|
|
|
1400 }
|
|
|
1401 else
|
|
|
1402 eap->nextcmd = check_nextcmd(arg);
|
|
|
1403 }
|
|
|
1404
|
|
|
1405 end:
|
|
|
1406 if (alias != NULL)
|
|
|
1407 vim_free(alias);
|
|
|
1408 }
|
|
|
1409
|
|
|
1410 /*
|
|
|
1411 * ":unlet[!] var1 ... " command.
|
|
|
1412 */
|
|
|
1413 void
|
|
|
1414 ex_unlet(eap)
|
|
|
1415 exarg_T *eap;
|
|
|
1416 {
|
|
|
1417 char_u *arg = eap->arg;
|
|
|
1418 char_u *name_end;
|
|
|
1419 char_u cc;
|
|
|
1420 char_u *expr_start;
|
|
|
1421 char_u *expr_end;
|
|
|
1422 int error = FALSE;
|
|
|
1423
|
|
|
1424 do
|
|
|
1425 {
|
|
|
1426 /* Find the end of the name. */
|
|
|
1427 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1428
|
|
|
1429 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1430 {
|
|
|
1431 emsg_severe = TRUE;
|
|
|
1432 EMSG(_(e_trailing));
|
|
|
1433 break;
|
|
|
1434 }
|
|
|
1435
|
|
|
1436 if (!error && !eap->skip)
|
|
|
1437 {
|
|
|
1438 #ifdef FEAT_MAGIC_BRACES
|
|
|
1439 if (expr_start != NULL)
|
|
|
1440 {
|
|
|
1441 char_u *temp_string;
|
|
|
1442
|
|
|
1443 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1444 expr_end, name_end);
|
|
|
1445 if (temp_string == NULL)
|
|
|
1446 {
|
|
|
1447 /*
|
|
|
1448 * Report an invalid expression in braces, unless the
|
|
|
1449 * expression evaluation has been cancelled due to an
|
|
|
1450 * aborting error, an interrupt, or an exception.
|
|
|
1451 */
|
|
|
1452 if (!aborting())
|
|
|
1453 {
|
|
|
1454 emsg_severe = TRUE;
|
|
|
1455 EMSG2(_(e_invarg2), arg);
|
|
|
1456 break;
|
|
|
1457 }
|
|
|
1458 error = TRUE;
|
|
|
1459 }
|
|
|
1460 else
|
|
|
1461 {
|
|
|
1462 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
1463 {
|
|
|
1464 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
1465 error = TRUE;
|
|
|
1466 }
|
|
|
1467 vim_free(temp_string);
|
|
|
1468 }
|
|
|
1469 }
|
|
|
1470 else
|
|
|
1471 #endif
|
|
|
1472 {
|
|
|
1473 cc = *name_end;
|
|
|
1474 *name_end = NUL;
|
|
|
1475
|
|
|
1476 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
1477 {
|
|
|
1478 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
1479 error = TRUE;
|
|
|
1480 }
|
|
|
1481
|
|
|
1482 *name_end = cc;
|
|
|
1483 }
|
|
|
1484 }
|
|
|
1485 arg = skipwhite(name_end);
|
|
|
1486 } while (!ends_excmd(*arg));
|
|
|
1487
|
|
|
1488 eap->nextcmd = check_nextcmd(arg);
|
|
|
1489 }
|
|
|
1490
|
|
|
1491 /*
|
|
|
1492 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
1493 */
|
|
|
1494 int
|
|
|
1495 do_unlet(name)
|
|
|
1496 char_u *name;
|
|
|
1497 {
|
|
|
1498 VAR v;
|
|
|
1499
|
|
|
1500 v = find_var(name, TRUE);
|
|
|
1501 if (v != NULL)
|
|
|
1502 {
|
|
|
1503 var_free_one(v);
|
|
|
1504 return OK;
|
|
|
1505 }
|
|
|
1506 return FAIL;
|
|
|
1507 }
|
|
|
1508
|
|
|
1509 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
1510 /*
|
|
|
1511 * Delete all "menutrans_" variables.
|
|
|
1512 */
|
|
|
1513 void
|
|
|
1514 del_menutrans_vars()
|
|
|
1515 {
|
|
|
1516 int i;
|
|
|
1517
|
|
|
1518 for (i = 0; i < variables.ga_len; ++i)
|
|
|
1519 if (VAR_ENTRY(i).var_name != NULL
|
|
|
1520 && STRNCMP(VAR_ENTRY(i).var_name, "menutrans_", 10) == 0)
|
|
|
1521 var_free_one(&VAR_ENTRY(i));
|
|
|
1522 }
|
|
|
1523 #endif
|
|
|
1524
|
|
|
1525 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1526
|
|
|
1527 /*
|
|
|
1528 * Local string buffer for the next two functions to store a variable name
|
|
|
1529 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
1530 * get_user_var_name().
|
|
|
1531 */
|
|
|
1532
|
|
|
1533 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
1534
|
|
|
1535 static char_u *varnamebuf = NULL;
|
|
|
1536 static int varnamebuflen = 0;
|
|
|
1537
|
|
|
1538 /*
|
|
|
1539 * Function to concatenate a prefix and a variable name.
|
|
|
1540 */
|
|
|
1541 static char_u *
|
|
|
1542 cat_prefix_varname(prefix, name)
|
|
|
1543 int prefix;
|
|
|
1544 char_u *name;
|
|
|
1545 {
|
|
|
1546 int len;
|
|
|
1547
|
|
|
1548 len = (int)STRLEN(name) + 3;
|
|
|
1549 if (len > varnamebuflen)
|
|
|
1550 {
|
|
|
1551 vim_free(varnamebuf);
|
|
|
1552 len += 10; /* some additional space */
|
|
|
1553 varnamebuf = alloc(len);
|
|
|
1554 if (varnamebuf == NULL)
|
|
|
1555 {
|
|
|
1556 varnamebuflen = 0;
|
|
|
1557 return NULL;
|
|
|
1558 }
|
|
|
1559 varnamebuflen = len;
|
|
|
1560 }
|
|
|
1561 *varnamebuf = prefix;
|
|
|
1562 varnamebuf[1] = ':';
|
|
|
1563 STRCPY(varnamebuf + 2, name);
|
|
|
1564 return varnamebuf;
|
|
|
1565 }
|
|
|
1566
|
|
|
1567 /*
|
|
|
1568 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
1569 * (global/buffer/window/built-in) variable names.
|
|
|
1570 */
|
|
|
1571 /*ARGSUSED*/
|
|
|
1572 char_u *
|
|
|
1573 get_user_var_name(xp, idx)
|
|
|
1574 expand_T *xp;
|
|
|
1575 int idx;
|
|
|
1576 {
|
|
|
1577 static int gidx;
|
|
|
1578 static int bidx;
|
|
|
1579 static int widx;
|
|
|
1580 static int vidx;
|
|
|
1581 char_u *name;
|
|
|
1582
|
|
|
1583 if (idx == 0)
|
|
|
1584 gidx = bidx = widx = vidx = 0;
|
|
|
1585 if (gidx < variables.ga_len) /* Global variables */
|
|
|
1586 {
|
|
|
1587 while ((name = VAR_ENTRY(gidx++).var_name) == NULL
|
|
|
1588 && gidx < variables.ga_len)
|
|
|
1589 /* skip */;
|
|
|
1590 if (name != NULL)
|
|
|
1591 {
|
|
|
1592 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
1593 return cat_prefix_varname('g', name);
|
|
|
1594 else
|
|
|
1595 return name;
|
|
|
1596 }
|
|
|
1597 }
|
|
|
1598 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
1599 {
|
|
|
1600 while ((name = BVAR_ENTRY(bidx++).var_name) == NULL
|
|
|
1601 && bidx < curbuf->b_vars.ga_len)
|
|
|
1602 /* skip */;
|
|
|
1603 if (name != NULL)
|
|
|
1604 return cat_prefix_varname('b', name);
|
|
|
1605 }
|
|
|
1606 if (bidx == curbuf->b_vars.ga_len)
|
|
|
1607 {
|
|
|
1608 ++bidx;
|
|
|
1609 return (char_u *)"b:changedtick";
|
|
|
1610 }
|
|
|
1611 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
1612 {
|
|
|
1613 while ((name = WVAR_ENTRY(widx++).var_name) == NULL
|
|
|
1614 && widx < curwin->w_vars.ga_len)
|
|
|
1615 /* skip */;
|
|
|
1616 if (name != NULL)
|
|
|
1617 return cat_prefix_varname('w', name);
|
|
|
1618 }
|
|
|
1619 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
1620 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
1621
|
|
|
1622 vim_free(varnamebuf);
|
|
|
1623 varnamebuf = NULL;
|
|
|
1624 varnamebuflen = 0;
|
|
|
1625 return NULL;
|
|
|
1626 }
|
|
|
1627
|
|
|
1628 #endif /* FEAT_CMDL_COMPL */
|
|
|
1629
|
|
|
1630 /*
|
|
|
1631 * types for expressions.
|
|
|
1632 */
|
|
|
1633 typedef enum
|
|
|
1634 {
|
|
|
1635 TYPE_UNKNOWN = 0
|
|
|
1636 , TYPE_EQUAL /* == */
|
|
|
1637 , TYPE_NEQUAL /* != */
|
|
|
1638 , TYPE_GREATER /* > */
|
|
|
1639 , TYPE_GEQUAL /* >= */
|
|
|
1640 , TYPE_SMALLER /* < */
|
|
|
1641 , TYPE_SEQUAL /* <= */
|
|
|
1642 , TYPE_MATCH /* =~ */
|
|
|
1643 , TYPE_NOMATCH /* !~ */
|
|
|
1644 } exptype_T;
|
|
|
1645
|
|
|
1646 /*
|
|
|
1647 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
|
1648 * executed. The function may return OK, but the retvar will be of type
|
|
|
1649 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
1650 */
|
|
|
1651
|
|
|
1652 /*
|
|
|
1653 * Handle zero level expression.
|
|
|
1654 * This calls eval1() and handles error message and nextcmd.
|
|
|
1655 * Return OK or FAIL.
|
|
|
1656 */
|
|
|
1657 static int
|
|
|
1658 eval0(arg, retvar, nextcmd, evaluate)
|
|
|
1659 char_u *arg;
|
|
|
1660 VAR retvar;
|
|
|
1661 char_u **nextcmd;
|
|
|
1662 int evaluate;
|
|
|
1663 {
|
|
|
1664 int ret;
|
|
|
1665 char_u *p;
|
|
|
1666
|
|
|
1667 p = skipwhite(arg);
|
|
|
1668 ret = eval1(&p, retvar, evaluate);
|
|
|
1669 if (ret == FAIL || !ends_excmd(*p))
|
|
|
1670 {
|
|
|
1671 if (ret != FAIL)
|
|
|
1672 clear_var(retvar);
|
|
|
1673 /*
|
|
|
1674 * Report the invalid expression unless the expression evaluation has
|
|
|
1675 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
1676 * exception.
|
|
|
1677 */
|
|
|
1678 if (!aborting())
|
|
|
1679 EMSG2(_(e_invexpr2), arg);
|
|
|
1680 ret = FAIL;
|
|
|
1681 }
|
|
|
1682 if (nextcmd != NULL)
|
|
|
1683 *nextcmd = check_nextcmd(p);
|
|
|
1684
|
|
|
1685 return ret;
|
|
|
1686 }
|
|
|
1687
|
|
|
1688 /*
|
|
|
1689 * Handle top level expression:
|
|
|
1690 * expr1 ? expr0 : expr0
|
|
|
1691 *
|
|
|
1692 * "arg" must point to the first non-white of the expression.
|
|
|
1693 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1694 *
|
|
|
1695 * Return OK or FAIL.
|
|
|
1696 */
|
|
|
1697 static int
|
|
|
1698 eval1(arg, retvar, evaluate)
|
|
|
1699 char_u **arg;
|
|
|
1700 VAR retvar;
|
|
|
1701 int evaluate;
|
|
|
1702 {
|
|
|
1703 int result;
|
|
|
1704 var var2;
|
|
|
1705
|
|
|
1706 /*
|
|
|
1707 * Get the first variable.
|
|
|
1708 */
|
|
|
1709 if (eval2(arg, retvar, evaluate) == FAIL)
|
|
|
1710 return FAIL;
|
|
|
1711
|
|
|
1712 if ((*arg)[0] == '?')
|
|
|
1713 {
|
|
|
1714 result = FALSE;
|
|
|
1715 if (evaluate)
|
|
|
1716 {
|
|
|
1717 if (get_var_number(retvar) != 0)
|
|
|
1718 result = TRUE;
|
|
|
1719 clear_var(retvar);
|
|
|
1720 }
|
|
|
1721
|
|
|
1722 /*
|
|
|
1723 * Get the second variable.
|
|
|
1724 */
|
|
|
1725 *arg = skipwhite(*arg + 1);
|
|
|
1726 if (eval1(arg, retvar, evaluate && result) == FAIL) /* recursive! */
|
|
|
1727 return FAIL;
|
|
|
1728
|
|
|
1729 /*
|
|
|
1730 * Check for the ":".
|
|
|
1731 */
|
|
|
1732 if ((*arg)[0] != ':')
|
|
|
1733 {
|
|
|
1734 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
1735 if (evaluate && result)
|
|
|
1736 clear_var(retvar);
|
|
|
1737 return FAIL;
|
|
|
1738 }
|
|
|
1739
|
|
|
1740 /*
|
|
|
1741 * Get the third variable.
|
|
|
1742 */
|
|
|
1743 *arg = skipwhite(*arg + 1);
|
|
|
1744 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
1745 {
|
|
|
1746 if (evaluate && result)
|
|
|
1747 clear_var(retvar);
|
|
|
1748 return FAIL;
|
|
|
1749 }
|
|
|
1750 if (evaluate && !result)
|
|
|
1751 *retvar = var2;
|
|
|
1752 }
|
|
|
1753
|
|
|
1754 return OK;
|
|
|
1755 }
|
|
|
1756
|
|
|
1757 /*
|
|
|
1758 * Handle first level expression:
|
|
|
1759 * expr2 || expr2 || expr2 logical OR
|
|
|
1760 *
|
|
|
1761 * "arg" must point to the first non-white of the expression.
|
|
|
1762 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1763 *
|
|
|
1764 * Return OK or FAIL.
|
|
|
1765 */
|
|
|
1766 static int
|
|
|
1767 eval2(arg, retvar, evaluate)
|
|
|
1768 char_u **arg;
|
|
|
1769 VAR retvar;
|
|
|
1770 int evaluate;
|
|
|
1771 {
|
|
|
1772 var var2;
|
|
|
1773 long result;
|
|
|
1774 int first;
|
|
|
1775
|
|
|
1776 /*
|
|
|
1777 * Get the first variable.
|
|
|
1778 */
|
|
|
1779 if (eval3(arg, retvar, evaluate) == FAIL)
|
|
|
1780 return FAIL;
|
|
|
1781
|
|
|
1782 /*
|
|
|
1783 * Repeat until there is no following "||".
|
|
|
1784 */
|
|
|
1785 first = TRUE;
|
|
|
1786 result = FALSE;
|
|
|
1787 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
1788 {
|
|
|
1789 if (evaluate && first)
|
|
|
1790 {
|
|
|
1791 if (get_var_number(retvar) != 0)
|
|
|
1792 result = TRUE;
|
|
|
1793 clear_var(retvar);
|
|
|
1794 first = FALSE;
|
|
|
1795 }
|
|
|
1796
|
|
|
1797 /*
|
|
|
1798 * Get the second variable.
|
|
|
1799 */
|
|
|
1800 *arg = skipwhite(*arg + 2);
|
|
|
1801 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
1802 return FAIL;
|
|
|
1803
|
|
|
1804 /*
|
|
|
1805 * Compute the result.
|
|
|
1806 */
|
|
|
1807 if (evaluate && !result)
|
|
|
1808 {
|
|
|
1809 if (get_var_number(&var2) != 0)
|
|
|
1810 result = TRUE;
|
|
|
1811 clear_var(&var2);
|
|
|
1812 }
|
|
|
1813 if (evaluate)
|
|
|
1814 {
|
|
|
1815 retvar->var_type = VAR_NUMBER;
|
|
|
1816 retvar->var_val.var_number = result;
|
|
|
1817 }
|
|
|
1818 }
|
|
|
1819
|
|
|
1820 return OK;
|
|
|
1821 }
|
|
|
1822
|
|
|
1823 /*
|
|
|
1824 * Handle second level expression:
|
|
|
1825 * expr3 && expr3 && expr3 logical AND
|
|
|
1826 *
|
|
|
1827 * "arg" must point to the first non-white of the expression.
|
|
|
1828 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1829 *
|
|
|
1830 * Return OK or FAIL.
|
|
|
1831 */
|
|
|
1832 static int
|
|
|
1833 eval3(arg, retvar, evaluate)
|
|
|
1834 char_u **arg;
|
|
|
1835 VAR retvar;
|
|
|
1836 int evaluate;
|
|
|
1837 {
|
|
|
1838 var var2;
|
|
|
1839 long result;
|
|
|
1840 int first;
|
|
|
1841
|
|
|
1842 /*
|
|
|
1843 * Get the first variable.
|
|
|
1844 */
|
|
|
1845 if (eval4(arg, retvar, evaluate) == FAIL)
|
|
|
1846 return FAIL;
|
|
|
1847
|
|
|
1848 /*
|
|
|
1849 * Repeat until there is no following "&&".
|
|
|
1850 */
|
|
|
1851 first = TRUE;
|
|
|
1852 result = TRUE;
|
|
|
1853 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
1854 {
|
|
|
1855 if (evaluate && first)
|
|
|
1856 {
|
|
|
1857 if (get_var_number(retvar) == 0)
|
|
|
1858 result = FALSE;
|
|
|
1859 clear_var(retvar);
|
|
|
1860 first = FALSE;
|
|
|
1861 }
|
|
|
1862
|
|
|
1863 /*
|
|
|
1864 * Get the second variable.
|
|
|
1865 */
|
|
|
1866 *arg = skipwhite(*arg + 2);
|
|
|
1867 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
1868 return FAIL;
|
|
|
1869
|
|
|
1870 /*
|
|
|
1871 * Compute the result.
|
|
|
1872 */
|
|
|
1873 if (evaluate && result)
|
|
|
1874 {
|
|
|
1875 if (get_var_number(&var2) == 0)
|
|
|
1876 result = FALSE;
|
|
|
1877 clear_var(&var2);
|
|
|
1878 }
|
|
|
1879 if (evaluate)
|
|
|
1880 {
|
|
|
1881 retvar->var_type = VAR_NUMBER;
|
|
|
1882 retvar->var_val.var_number = result;
|
|
|
1883 }
|
|
|
1884 }
|
|
|
1885
|
|
|
1886 return OK;
|
|
|
1887 }
|
|
|
1888
|
|
|
1889 /*
|
|
|
1890 * Handle third level expression:
|
|
|
1891 * var1 == var2
|
|
|
1892 * var1 =~ var2
|
|
|
1893 * var1 != var2
|
|
|
1894 * var1 !~ var2
|
|
|
1895 * var1 > var2
|
|
|
1896 * var1 >= var2
|
|
|
1897 * var1 < var2
|
|
|
1898 * var1 <= var2
|
|
|
1899 *
|
|
|
1900 * "arg" must point to the first non-white of the expression.
|
|
|
1901 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1902 *
|
|
|
1903 * Return OK or FAIL.
|
|
|
1904 */
|
|
|
1905 static int
|
|
|
1906 eval4(arg, retvar, evaluate)
|
|
|
1907 char_u **arg;
|
|
|
1908 VAR retvar;
|
|
|
1909 int evaluate;
|
|
|
1910 {
|
|
|
1911 var var2;
|
|
|
1912 char_u *p;
|
|
|
1913 int i;
|
|
|
1914 exptype_T type = TYPE_UNKNOWN;
|
|
|
1915 int len = 2;
|
|
|
1916 long n1, n2;
|
|
|
1917 char_u *s1, *s2;
|
|
|
1918 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
1919 regmatch_T regmatch;
|
|
|
1920 int ic;
|
|
|
1921 char_u *save_cpo;
|
|
|
1922
|
|
|
1923 /*
|
|
|
1924 * Get the first variable.
|
|
|
1925 */
|
|
|
1926 if (eval5(arg, retvar, evaluate) == FAIL)
|
|
|
1927 return FAIL;
|
|
|
1928
|
|
|
1929 p = *arg;
|
|
|
1930 switch (p[0])
|
|
|
1931 {
|
|
|
1932 case '=': if (p[1] == '=')
|
|
|
1933 type = TYPE_EQUAL;
|
|
|
1934 else if (p[1] == '~')
|
|
|
1935 type = TYPE_MATCH;
|
|
|
1936 break;
|
|
|
1937 case '!': if (p[1] == '=')
|
|
|
1938 type = TYPE_NEQUAL;
|
|
|
1939 else if (p[1] == '~')
|
|
|
1940 type = TYPE_NOMATCH;
|
|
|
1941 break;
|
|
|
1942 case '>': if (p[1] != '=')
|
|
|
1943 {
|
|
|
1944 type = TYPE_GREATER;
|
|
|
1945 len = 1;
|
|
|
1946 }
|
|
|
1947 else
|
|
|
1948 type = TYPE_GEQUAL;
|
|
|
1949 break;
|
|
|
1950 case '<': if (p[1] != '=')
|
|
|
1951 {
|
|
|
1952 type = TYPE_SMALLER;
|
|
|
1953 len = 1;
|
|
|
1954 }
|
|
|
1955 else
|
|
|
1956 type = TYPE_SEQUAL;
|
|
|
1957 break;
|
|
|
1958 }
|
|
|
1959
|
|
|
1960 /*
|
|
|
1961 * If there is a comparitive operator, use it.
|
|
|
1962 */
|
|
|
1963 if (type != TYPE_UNKNOWN)
|
|
|
1964 {
|
|
|
1965 /* extra question mark appended: ignore case */
|
|
|
1966 if (p[len] == '?')
|
|
|
1967 {
|
|
|
1968 ic = TRUE;
|
|
|
1969 ++len;
|
|
|
1970 }
|
|
|
1971 /* extra '#' appended: match case */
|
|
|
1972 else if (p[len] == '#')
|
|
|
1973 {
|
|
|
1974 ic = FALSE;
|
|
|
1975 ++len;
|
|
|
1976 }
|
|
|
1977 /* nothing appened: use 'ignorecase' */
|
|
|
1978 else
|
|
|
1979 ic = p_ic;
|
|
|
1980
|
|
|
1981 /*
|
|
|
1982 * Get the second variable.
|
|
|
1983 */
|
|
|
1984 *arg = skipwhite(p + len);
|
|
|
1985 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
1986 {
|
|
|
1987 clear_var(retvar);
|
|
|
1988 return FAIL;
|
|
|
1989 }
|
|
|
1990
|
|
|
1991 if (evaluate)
|
|
|
1992 {
|
|
|
1993 /*
|
|
|
1994 * If one of the two variables is a number, compare as a number.
|
|
|
1995 * When using "=~" or "!~", always compare as string.
|
|
|
1996 */
|
|
|
1997 if ((retvar->var_type == VAR_NUMBER || var2.var_type == VAR_NUMBER)
|
|
|
1998 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
1999 {
|
|
|
2000 n1 = get_var_number(retvar);
|
|
|
2001 n2 = get_var_number(&var2);
|
|
|
2002 switch (type)
|
|
|
2003 {
|
|
|
2004 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2005 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2006 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2007 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2008 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2009 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2010 case TYPE_UNKNOWN:
|
|
|
2011 case TYPE_MATCH:
|
|
|
2012 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2013 }
|
|
|
2014 }
|
|
|
2015 else
|
|
|
2016 {
|
|
|
2017 s1 = get_var_string_buf(retvar, buf1);
|
|
|
2018 s2 = get_var_string_buf(&var2, buf2);
|
|
|
2019 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2020 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2021 else
|
|
|
2022 i = 0;
|
|
|
2023 n1 = FALSE;
|
|
|
2024 switch (type)
|
|
|
2025 {
|
|
|
2026 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2027 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2028 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2029 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2030 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2031 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2032
|
|
|
2033 case TYPE_MATCH:
|
|
|
2034 case TYPE_NOMATCH:
|
|
|
2035 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2036 save_cpo = p_cpo;
|
|
|
2037 p_cpo = (char_u *)"";
|
|
|
2038 regmatch.regprog = vim_regcomp(s2,
|
|
|
2039 RE_MAGIC + RE_STRING);
|
|
|
2040 regmatch.rm_ic = ic;
|
|
|
2041 if (regmatch.regprog != NULL)
|
|
|
2042 {
|
|
|
2043 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2044 vim_free(regmatch.regprog);
|
|
|
2045 if (type == TYPE_NOMATCH)
|
|
|
2046 n1 = !n1;
|
|
|
2047 }
|
|
|
2048 p_cpo = save_cpo;
|
|
|
2049 break;
|
|
|
2050
|
|
|
2051 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2052 }
|
|
|
2053 }
|
|
|
2054 clear_var(retvar);
|
|
|
2055 clear_var(&var2);
|
|
|
2056 retvar->var_type = VAR_NUMBER;
|
|
|
2057 retvar->var_val.var_number = n1;
|
|
|
2058 }
|
|
|
2059 }
|
|
|
2060
|
|
|
2061 return OK;
|
|
|
2062 }
|
|
|
2063
|
|
|
2064 /*
|
|
|
2065 * Handle fourth level expression:
|
|
|
2066 * + number addition
|
|
|
2067 * - number subtraction
|
|
|
2068 * . string concatenation
|
|
|
2069 *
|
|
|
2070 * "arg" must point to the first non-white of the expression.
|
|
|
2071 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2072 *
|
|
|
2073 * Return OK or FAIL.
|
|
|
2074 */
|
|
|
2075 static int
|
|
|
2076 eval5(arg, retvar, evaluate)
|
|
|
2077 char_u **arg;
|
|
|
2078 VAR retvar;
|
|
|
2079 int evaluate;
|
|
|
2080 {
|
|
|
2081 var var2;
|
|
|
2082 int op;
|
|
|
2083 long n1, n2;
|
|
|
2084 char_u *s1, *s2;
|
|
|
2085 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2086 char_u *p;
|
|
|
2087
|
|
|
2088 /*
|
|
|
2089 * Get the first variable.
|
|
|
2090 */
|
|
|
2091 if (eval6(arg, retvar, evaluate) == FAIL)
|
|
|
2092 return FAIL;
|
|
|
2093
|
|
|
2094 /*
|
|
|
2095 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2096 */
|
|
|
2097 for (;;)
|
|
|
2098 {
|
|
|
2099 op = **arg;
|
|
|
2100 if (op != '+' && op != '-' && op != '.')
|
|
|
2101 break;
|
|
|
2102
|
|
|
2103 /*
|
|
|
2104 * Get the second variable.
|
|
|
2105 */
|
|
|
2106 *arg = skipwhite(*arg + 1);
|
|
|
2107 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2108 {
|
|
|
2109 clear_var(retvar);
|
|
|
2110 return FAIL;
|
|
|
2111 }
|
|
|
2112
|
|
|
2113 if (evaluate)
|
|
|
2114 {
|
|
|
2115 /*
|
|
|
2116 * Compute the result.
|
|
|
2117 */
|
|
|
2118 if (op == '.')
|
|
|
2119 {
|
|
|
2120 s1 = get_var_string_buf(retvar, buf1);
|
|
|
2121 s2 = get_var_string_buf(&var2, buf2);
|
|
|
2122 op = (int)STRLEN(s1);
|
|
|
2123 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2124 if (p != NULL)
|
|
|
2125 {
|
|
|
2126 STRCPY(p, s1);
|
|
|
2127 STRCPY(p + op, s2);
|
|
|
2128 }
|
|
|
2129 clear_var(retvar);
|
|
|
2130 retvar->var_type = VAR_STRING;
|
|
|
2131 retvar->var_val.var_string = p;
|
|
|
2132 }
|
|
|
2133 else
|
|
|
2134 {
|
|
|
2135 n1 = get_var_number(retvar);
|
|
|
2136 n2 = get_var_number(&var2);
|
|
|
2137 clear_var(retvar);
|
|
|
2138 if (op == '+')
|
|
|
2139 n1 = n1 + n2;
|
|
|
2140 else
|
|
|
2141 n1 = n1 - n2;
|
|
|
2142 retvar->var_type = VAR_NUMBER;
|
|
|
2143 retvar->var_val.var_number = n1;
|
|
|
2144 }
|
|
|
2145 clear_var(&var2);
|
|
|
2146 }
|
|
|
2147 }
|
|
|
2148 return OK;
|
|
|
2149 }
|
|
|
2150
|
|
|
2151 /*
|
|
|
2152 * Handle fifth level expression:
|
|
|
2153 * * number multiplication
|
|
|
2154 * / number division
|
|
|
2155 * % number modulo
|
|
|
2156 *
|
|
|
2157 * "arg" must point to the first non-white of the expression.
|
|
|
2158 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2159 *
|
|
|
2160 * Return OK or FAIL.
|
|
|
2161 */
|
|
|
2162 static int
|
|
|
2163 eval6(arg, retvar, evaluate)
|
|
|
2164 char_u **arg;
|
|
|
2165 VAR retvar;
|
|
|
2166 int evaluate;
|
|
|
2167 {
|
|
|
2168 var var2;
|
|
|
2169 int op;
|
|
|
2170 long n1, n2;
|
|
|
2171
|
|
|
2172 /*
|
|
|
2173 * Get the first variable.
|
|
|
2174 */
|
|
|
2175 if (eval7(arg, retvar, evaluate) == FAIL)
|
|
|
2176 return FAIL;
|
|
|
2177
|
|
|
2178 /*
|
|
|
2179 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2180 */
|
|
|
2181 for (;;)
|
|
|
2182 {
|
|
|
2183 op = **arg;
|
|
|
2184 if (op != '*' && op != '/' && op != '%')
|
|
|
2185 break;
|
|
|
2186
|
|
|
2187 if (evaluate)
|
|
|
2188 {
|
|
|
2189 n1 = get_var_number(retvar);
|
|
|
2190 clear_var(retvar);
|
|
|
2191 }
|
|
|
2192 else
|
|
|
2193 n1 = 0;
|
|
|
2194
|
|
|
2195 /*
|
|
|
2196 * Get the second variable.
|
|
|
2197 */
|
|
|
2198 *arg = skipwhite(*arg + 1);
|
|
|
2199 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2200 return FAIL;
|
|
|
2201
|
|
|
2202 if (evaluate)
|
|
|
2203 {
|
|
|
2204 n2 = get_var_number(&var2);
|
|
|
2205 clear_var(&var2);
|
|
|
2206
|
|
|
2207 /*
|
|
|
2208 * Compute the result.
|
|
|
2209 */
|
|
|
2210 if (op == '*')
|
|
|
2211 n1 = n1 * n2;
|
|
|
2212 else if (op == '/')
|
|
|
2213 {
|
|
|
2214 if (n2 == 0) /* give an error message? */
|
|
|
2215 n1 = 0x7fffffffL;
|
|
|
2216 else
|
|
|
2217 n1 = n1 / n2;
|
|
|
2218 }
|
|
|
2219 else
|
|
|
2220 {
|
|
|
2221 if (n2 == 0) /* give an error message? */
|
|
|
2222 n1 = 0;
|
|
|
2223 else
|
|
|
2224 n1 = n1 % n2;
|
|
|
2225 }
|
|
|
2226 retvar->var_type = VAR_NUMBER;
|
|
|
2227 retvar->var_val.var_number = n1;
|
|
|
2228 }
|
|
|
2229 }
|
|
|
2230
|
|
|
2231 return OK;
|
|
|
2232 }
|
|
|
2233
|
|
|
2234 /*
|
|
|
2235 * Handle sixth level expression:
|
|
|
2236 * number number constant
|
|
|
2237 * "string" string contstant
|
|
|
2238 * 'string' literal string contstant
|
|
|
2239 * &option-name option value
|
|
|
2240 * @r register contents
|
|
|
2241 * identifier variable value
|
|
|
2242 * function() function call
|
|
|
2243 * $VAR environment variable
|
|
|
2244 * (expression) nested expression
|
|
|
2245 *
|
|
|
2246 * Also handle:
|
|
|
2247 * ! in front logical NOT
|
|
|
2248 * - in front unary minus
|
|
|
2249 * + in front unary plus (ignored)
|
|
|
2250 * trailing [] subscript in String
|
|
|
2251 *
|
|
|
2252 * "arg" must point to the first non-white of the expression.
|
|
|
2253 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2254 *
|
|
|
2255 * Return OK or FAIL.
|
|
|
2256 */
|
|
|
2257 static int
|
|
|
2258 eval7(arg, retvar, evaluate)
|
|
|
2259 char_u **arg;
|
|
|
2260 VAR retvar;
|
|
|
2261 int evaluate;
|
|
|
2262 {
|
|
|
2263 var var2;
|
|
|
2264 long n;
|
|
|
2265 int len;
|
|
|
2266 char_u *s;
|
|
|
2267 int val;
|
|
|
2268 char_u *start_leader, *end_leader;
|
|
|
2269 int ret = OK;
|
|
|
2270 char_u *alias;
|
|
|
2271
|
|
|
2272 /*
|
|
|
2273 * Initialise variable so that clear_var() can't mistake this for a string
|
|
|
2274 * and free a string that isn't there.
|
|
|
2275 */
|
|
|
2276 retvar->var_type = VAR_UNKNOWN;
|
|
|
2277
|
|
|
2278 /*
|
|
|
2279 * Skip '!' and '-' characters. They are handled later.
|
|
|
2280 */
|
|
|
2281 start_leader = *arg;
|
|
|
2282 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
2283 *arg = skipwhite(*arg + 1);
|
|
|
2284 end_leader = *arg;
|
|
|
2285
|
|
|
2286 switch (**arg)
|
|
|
2287 {
|
|
|
2288 /*
|
|
|
2289 * Number constant.
|
|
|
2290 */
|
|
|
2291 case '0':
|
|
|
2292 case '1':
|
|
|
2293 case '2':
|
|
|
2294 case '3':
|
|
|
2295 case '4':
|
|
|
2296 case '5':
|
|
|
2297 case '6':
|
|
|
2298 case '7':
|
|
|
2299 case '8':
|
|
|
2300 case '9':
|
|
|
2301 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
2302 *arg += len;
|
|
|
2303 if (evaluate)
|
|
|
2304 {
|
|
|
2305 retvar->var_type = VAR_NUMBER;
|
|
|
2306 retvar->var_val.var_number = n;
|
|
|
2307 }
|
|
|
2308 break;
|
|
|
2309
|
|
|
2310 /*
|
|
|
2311 * String constant: "string".
|
|
|
2312 */
|
|
|
2313 case '"': ret = get_string_var(arg, retvar, evaluate);
|
|
|
2314 break;
|
|
|
2315
|
|
|
2316 /*
|
|
|
2317 * Literal string constant: 'string'.
|
|
|
2318 */
|
|
|
2319 case '\'': ret = get_lit_string_var(arg, retvar, evaluate);
|
|
|
2320 break;
|
|
|
2321
|
|
|
2322 /*
|
|
|
2323 * Option value: &name
|
|
|
2324 */
|
|
|
2325 case '&': ret = get_option_var(arg, retvar, evaluate);
|
|
|
2326 break;
|
|
|
2327
|
|
|
2328 /*
|
|
|
2329 * Environment variable: $VAR.
|
|
|
2330 */
|
|
|
2331 case '$': ret = get_env_var(arg, retvar, evaluate);
|
|
|
2332 break;
|
|
|
2333
|
|
|
2334 /*
|
|
|
2335 * Register contents: @r.
|
|
|
2336 */
|
|
|
2337 case '@': ++*arg;
|
|
|
2338 if (evaluate)
|
|
|
2339 {
|
|
|
2340 retvar->var_type = VAR_STRING;
|
|
|
2341 retvar->var_val.var_string = get_reg_contents(**arg, FALSE);
|
|
|
2342 }
|
|
|
2343 if (**arg != NUL)
|
|
|
2344 ++*arg;
|
|
|
2345 break;
|
|
|
2346
|
|
|
2347 /*
|
|
|
2348 * nested expression: (expression).
|
|
|
2349 */
|
|
|
2350 case '(': *arg = skipwhite(*arg + 1);
|
|
|
2351 ret = eval1(arg, retvar, evaluate); /* recursive! */
|
|
|
2352 if (**arg == ')')
|
|
|
2353 ++*arg;
|
|
|
2354 else if (ret == OK)
|
|
|
2355 {
|
|
|
2356 EMSG(_("E110: Missing ')'"));
|
|
|
2357 clear_var(retvar);
|
|
|
2358 ret = FAIL;
|
|
|
2359 }
|
|
|
2360 break;
|
|
|
2361
|
|
|
2362 /*
|
|
|
2363 * Must be a variable or function name then.
|
|
|
2364 */
|
|
|
2365 default: s = *arg;
|
|
|
2366 len = get_func_len(arg, &alias, evaluate);
|
|
|
2367 if (alias != NULL)
|
|
|
2368 s = alias;
|
|
|
2369
|
|
|
2370 if (len == 0)
|
|
|
2371 ret = FAIL;
|
|
|
2372 else
|
|
|
2373 {
|
|
|
2374 if (**arg == '(') /* recursive! */
|
|
|
2375 {
|
|
|
2376 ret = get_func_var(s, len, retvar, arg,
|
|
|
2377 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
2378 &len, evaluate);
|
|
|
2379 /* Stop the expression evaluation when immediately
|
|
|
2380 * aborting on error, or when an interrupt occurred or
|
|
|
2381 * an exception was thrown but not caught. */
|
|
|
2382 if (aborting())
|
|
|
2383 {
|
|
|
2384 if (ret == OK)
|
|
|
2385 clear_var(retvar);
|
|
|
2386 ret = FAIL;
|
|
|
2387 }
|
|
|
2388 }
|
|
|
2389 else if (evaluate)
|
|
|
2390 ret = get_var_var(s, len, retvar);
|
|
|
2391 }
|
|
|
2392
|
|
|
2393 if (alias != NULL)
|
|
|
2394 vim_free(alias);
|
|
|
2395
|
|
|
2396 break;
|
|
|
2397 }
|
|
|
2398 *arg = skipwhite(*arg);
|
|
|
2399
|
|
|
2400 /*
|
|
|
2401 * Handle expr[expr] subscript.
|
|
|
2402 */
|
|
|
2403 if (**arg == '[' && ret == OK)
|
|
|
2404 {
|
|
|
2405 /*
|
|
|
2406 * Get the variable from inside the [].
|
|
|
2407 */
|
|
|
2408 *arg = skipwhite(*arg + 1);
|
|
|
2409 if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
2410 {
|
|
|
2411 clear_var(retvar);
|
|
|
2412 return FAIL;
|
|
|
2413 }
|
|
|
2414
|
|
|
2415 /* Check for the ']'. */
|
|
|
2416 if (**arg != ']')
|
|
|
2417 {
|
|
|
2418 EMSG(_("E111: Missing ']'"));
|
|
|
2419 clear_var(retvar);
|
|
|
2420 clear_var(&var2);
|
|
|
2421 return FAIL;
|
|
|
2422 }
|
|
|
2423
|
|
|
2424 if (evaluate)
|
|
|
2425 {
|
|
|
2426 n = get_var_number(&var2);
|
|
|
2427 clear_var(&var2);
|
|
|
2428
|
|
|
2429 /*
|
|
|
2430 * The resulting variable is a string of a single character.
|
|
|
2431 * If the index is too big or negative, the result is empty.
|
|
|
2432 */
|
|
|
2433 s = get_var_string(retvar);
|
|
|
2434 if (n >= (long)STRLEN(s) || n < 0)
|
|
|
2435 s = NULL;
|
|
|
2436 else
|
|
|
2437 s = vim_strnsave(s + n, 1);
|
|
|
2438 clear_var(retvar);
|
|
|
2439 retvar->var_type = VAR_STRING;
|
|
|
2440 retvar->var_val.var_string = s;
|
|
|
2441 }
|
|
|
2442 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
2443 }
|
|
|
2444
|
|
|
2445 /*
|
|
|
2446 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
2447 */
|
|
|
2448 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
2449 {
|
|
|
2450 val = get_var_number(retvar);
|
|
|
2451 while (end_leader > start_leader)
|
|
|
2452 {
|
|
|
2453 --end_leader;
|
|
|
2454 if (*end_leader == '!')
|
|
|
2455 val = !val;
|
|
|
2456 else if (*end_leader == '-')
|
|
|
2457 val = -val;
|
|
|
2458 }
|
|
|
2459 clear_var(retvar);
|
|
|
2460 retvar->var_type = VAR_NUMBER;
|
|
|
2461 retvar->var_val.var_number = val;
|
|
|
2462 }
|
|
|
2463
|
|
|
2464 return ret;
|
|
|
2465 }
|
|
|
2466
|
|
|
2467 /*
|
|
|
2468 * Get an option value.
|
|
|
2469 * "arg" points to the '&' or '+' before the option name.
|
|
|
2470 * "arg" is advanced to character after the option name.
|
|
|
2471 * Return OK or FAIL.
|
|
|
2472 */
|
|
|
2473 static int
|
|
|
2474 get_option_var(arg, retvar, evaluate)
|
|
|
2475 char_u **arg;
|
|
|
2476 VAR retvar; /* when NULL, only check if option exists */
|
|
|
2477 int evaluate;
|
|
|
2478 {
|
|
|
2479 char_u *option_end;
|
|
|
2480 long numval;
|
|
|
2481 char_u *stringval;
|
|
|
2482 int opt_type;
|
|
|
2483 int c;
|
|
|
2484 int working = (**arg == '+'); /* has("+option") */
|
|
|
2485 int ret = OK;
|
|
|
2486 int opt_flags;
|
|
|
2487
|
|
|
2488 /*
|
|
|
2489 * Isolate the option name and find its value.
|
|
|
2490 */
|
|
|
2491 option_end = find_option_end(arg, &opt_flags);
|
|
|
2492 if (option_end == NULL)
|
|
|
2493 {
|
|
|
2494 if (retvar != NULL)
|
|
|
2495 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
2496 return FAIL;
|
|
|
2497 }
|
|
|
2498
|
|
|
2499 if (!evaluate)
|
|
|
2500 {
|
|
|
2501 *arg = option_end;
|
|
|
2502 return OK;
|
|
|
2503 }
|
|
|
2504
|
|
|
2505 c = *option_end;
|
|
|
2506 *option_end = NUL;
|
|
|
2507 opt_type = get_option_value(*arg, &numval,
|
|
|
2508 retvar == NULL ? NULL : &stringval, opt_flags);
|
|
|
2509
|
|
|
2510 if (opt_type == -3) /* invalid name */
|
|
|
2511 {
|
|
|
2512 if (retvar != NULL)
|
|
|
2513 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
2514 ret = FAIL;
|
|
|
2515 }
|
|
|
2516 else if (retvar != NULL)
|
|
|
2517 {
|
|
|
2518 if (opt_type == -2) /* hidden string option */
|
|
|
2519 {
|
|
|
2520 retvar->var_type = VAR_STRING;
|
|
|
2521 retvar->var_val.var_string = NULL;
|
|
|
2522 }
|
|
|
2523 else if (opt_type == -1) /* hidden number option */
|
|
|
2524 {
|
|
|
2525 retvar->var_type = VAR_NUMBER;
|
|
|
2526 retvar->var_val.var_number = 0;
|
|
|
2527 }
|
|
|
2528 else if (opt_type == 1) /* number option */
|
|
|
2529 {
|
|
|
2530 retvar->var_type = VAR_NUMBER;
|
|
|
2531 retvar->var_val.var_number = numval;
|
|
|
2532 }
|
|
|
2533 else /* string option */
|
|
|
2534 {
|
|
|
2535 retvar->var_type = VAR_STRING;
|
|
|
2536 retvar->var_val.var_string = stringval;
|
|
|
2537 }
|
|
|
2538 }
|
|
|
2539 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
2540 ret = FAIL;
|
|
|
2541
|
|
|
2542 *option_end = c; /* put back for error messages */
|
|
|
2543 *arg = option_end;
|
|
|
2544
|
|
|
2545 return ret;
|
|
|
2546 }
|
|
|
2547
|
|
|
2548 /*
|
|
|
2549 * Allocate a variable for a string constant.
|
|
|
2550 * Return OK or FAIL.
|
|
|
2551 */
|
|
|
2552 static int
|
|
|
2553 get_string_var(arg, retvar, evaluate)
|
|
|
2554 char_u **arg;
|
|
|
2555 VAR retvar;
|
|
|
2556 int evaluate;
|
|
|
2557 {
|
|
|
2558 char_u *p;
|
|
|
2559 char_u *name;
|
|
|
2560 int i;
|
|
|
2561 int extra = 0;
|
|
|
2562
|
|
|
2563 /*
|
|
|
2564 * Find the end of the string, skipping backslashed characters.
|
|
|
2565 */
|
|
|
2566 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
2567 {
|
|
|
2568 if (*p == '\\' && p[1] != NUL)
|
|
|
2569 {
|
|
|
2570 ++p;
|
|
|
2571 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
2572 * to 6 characters: reserve space for 2 extra */
|
|
|
2573 if (*p == '<')
|
|
|
2574 extra += 2;
|
|
|
2575 }
|
|
|
2576 #ifdef FEAT_MBYTE
|
|
|
2577 if (has_mbyte)
|
|
|
2578 p += (*mb_ptr2len_check)(p) - 1;
|
|
|
2579 #endif
|
|
|
2580 }
|
|
|
2581
|
|
|
2582 if (*p != '"')
|
|
|
2583 {
|
|
|
2584 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
2585 return FAIL;
|
|
|
2586 }
|
|
|
2587
|
|
|
2588 /* If only parsing, set *arg and return here */
|
|
|
2589 if (!evaluate)
|
|
|
2590 {
|
|
|
2591 *arg = p + 1;
|
|
|
2592 return OK;
|
|
|
2593 }
|
|
|
2594
|
|
|
2595 /*
|
|
|
2596 * Copy the string into allocated memory, handling backslashed
|
|
|
2597 * characters.
|
|
|
2598 */
|
|
|
2599 name = alloc((unsigned)(p - *arg + extra));
|
|
|
2600 if (name == NULL)
|
|
|
2601 return FAIL;
|
|
|
2602
|
|
|
2603 i = 0;
|
|
|
2604 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
2605 {
|
|
|
2606 if (*p == '\\')
|
|
|
2607 {
|
|
|
2608 switch (*++p)
|
|
|
2609 {
|
|
|
2610 case 'b': name[i++] = BS; break;
|
|
|
2611 case 'e': name[i++] = ESC; break;
|
|
|
2612 case 'f': name[i++] = FF; break;
|
|
|
2613 case 'n': name[i++] = NL; break;
|
|
|
2614 case 'r': name[i++] = CAR; break;
|
|
|
2615 case 't': name[i++] = TAB; break;
|
|
|
2616
|
|
|
2617 case 'X': /* hex: "\x1", "\x12" */
|
|
|
2618 case 'x':
|
|
|
2619 case 'u': /* Unicode: "\u0023" */
|
|
|
2620 case 'U':
|
|
|
2621 if (vim_isxdigit(p[1]))
|
|
|
2622 {
|
|
|
2623 int n, nr;
|
|
|
2624 int c = toupper(*p);
|
|
|
2625
|
|
|
2626 if (c == 'X')
|
|
|
2627 n = 2;
|
|
|
2628 else
|
|
|
2629 n = 4;
|
|
|
2630 nr = 0;
|
|
|
2631 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
2632 {
|
|
|
2633 ++p;
|
|
|
2634 nr = (nr << 4) + hex2nr(*p);
|
|
|
2635 }
|
|
|
2636 #ifdef FEAT_MBYTE
|
|
|
2637 /* For "\u" store the number according to
|
|
|
2638 * 'encoding'. */
|
|
|
2639 if (c != 'X')
|
|
|
2640 i += (*mb_char2bytes)(nr, name + i);
|
|
|
2641 else
|
|
|
2642 #endif
|
|
|
2643 name[i++] = nr;
|
|
|
2644 }
|
|
|
2645 else
|
|
|
2646 name[i++] = *p;
|
|
|
2647 break;
|
|
|
2648
|
|
|
2649 /* octal: "\1", "\12", "\123" */
|
|
|
2650 case '0':
|
|
|
2651 case '1':
|
|
|
2652 case '2':
|
|
|
2653 case '3':
|
|
|
2654 case '4':
|
|
|
2655 case '5':
|
|
|
2656 case '6':
|
|
|
2657 case '7': name[i] = *p - '0';
|
|
|
2658 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2659 {
|
|
|
2660 ++p;
|
|
|
2661 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2662 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2663 {
|
|
|
2664 ++p;
|
|
|
2665 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2666 }
|
|
|
2667 }
|
|
|
2668 ++i;
|
|
|
2669 break;
|
|
|
2670
|
|
|
2671 /* Special key, e.g.: "\<C-W>" */
|
|
|
2672 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
2673 if (extra != 0)
|
|
|
2674 {
|
|
|
2675 i += extra;
|
|
|
2676 --p;
|
|
|
2677 break;
|
|
|
2678 }
|
|
|
2679 /* FALLTHROUGH */
|
|
|
2680
|
|
|
2681 default: name[i++] = *p;
|
|
|
2682 break;
|
|
|
2683 }
|
|
|
2684 }
|
|
|
2685 else
|
|
|
2686 name[i++] = *p;
|
|
|
2687
|
|
|
2688 #ifdef FEAT_MBYTE
|
|
|
2689 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
2690 if (has_mbyte)
|
|
|
2691 {
|
|
|
2692 int l = (*mb_ptr2len_check)(p);
|
|
|
2693
|
|
|
2694 while (--l > 0)
|
|
|
2695 name[i++] = *++p;
|
|
|
2696 }
|
|
|
2697 #endif
|
|
|
2698 }
|
|
|
2699 name[i] = NUL;
|
|
|
2700 *arg = p + 1;
|
|
|
2701
|
|
|
2702 retvar->var_type = VAR_STRING;
|
|
|
2703 retvar->var_val.var_string = name;
|
|
|
2704
|
|
|
2705 return OK;
|
|
|
2706 }
|
|
|
2707
|
|
|
2708 /*
|
|
|
2709 * Allocate a variable for an backtick-string constant.
|
|
|
2710 * Return OK or FAIL.
|
|
|
2711 */
|
|
|
2712 static int
|
|
|
2713 get_lit_string_var(arg, retvar, evaluate)
|
|
|
2714 char_u **arg;
|
|
|
2715 VAR retvar;
|
|
|
2716 int evaluate;
|
|
|
2717 {
|
|
|
2718 char_u *p;
|
|
|
2719 char_u *name;
|
|
|
2720
|
|
|
2721 /*
|
|
|
2722 * Find the end of the string.
|
|
|
2723 */
|
|
|
2724 p = vim_strchr(*arg + 1, '\'');
|
|
|
2725 if (p == NULL)
|
|
|
2726 {
|
|
|
2727 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
2728 return FAIL;
|
|
|
2729 }
|
|
|
2730
|
|
|
2731 if (evaluate)
|
|
|
2732 {
|
|
|
2733 /*
|
|
|
2734 * Copy the string into allocated memory.
|
|
|
2735 */
|
|
|
2736 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
2737 if (name == NULL)
|
|
|
2738 return FAIL;
|
|
|
2739
|
|
|
2740 retvar->var_type = VAR_STRING;
|
|
|
2741 retvar->var_val.var_string = name;
|
|
|
2742 }
|
|
|
2743
|
|
|
2744 *arg = p + 1;
|
|
|
2745
|
|
|
2746 return OK;
|
|
|
2747 }
|
|
|
2748
|
|
|
2749 /*
|
|
|
2750 * Get the value of an environment variable.
|
|
|
2751 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
2752 * If the environment variable was not set, silently assume it is empty.
|
|
|
2753 * Always return OK.
|
|
|
2754 */
|
|
|
2755 static int
|
|
|
2756 get_env_var(arg, retvar, evaluate)
|
|
|
2757 char_u **arg;
|
|
|
2758 VAR retvar;
|
|
|
2759 int evaluate;
|
|
|
2760 {
|
|
|
2761 char_u *string = NULL;
|
|
|
2762 int len;
|
|
|
2763 int cc;
|
|
|
2764 char_u *name;
|
|
|
2765
|
|
|
2766 ++*arg;
|
|
|
2767 name = *arg;
|
|
|
2768 len = get_env_len(arg);
|
|
|
2769 if (evaluate)
|
|
|
2770 {
|
|
|
2771 if (len != 0)
|
|
|
2772 {
|
|
|
2773 cc = name[len];
|
|
|
2774 name[len] = NUL;
|
|
|
2775 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
2776 string = mch_getenv(name);
|
|
|
2777 if (string != NULL && *string != NUL)
|
|
|
2778 string = vim_strsave(string);
|
|
|
2779 else
|
|
|
2780 {
|
|
|
2781 /* next try expanding things like $VIM and ${HOME} */
|
|
|
2782 string = expand_env_save(name - 1);
|
|
|
2783 if (string != NULL && *string == '$')
|
|
|
2784 {
|
|
|
2785 vim_free(string);
|
|
|
2786 string = NULL;
|
|
|
2787 }
|
|
|
2788 }
|
|
|
2789 name[len] = cc;
|
|
|
2790 }
|
|
|
2791 retvar->var_type = VAR_STRING;
|
|
|
2792 retvar->var_val.var_string = string;
|
|
|
2793 }
|
|
|
2794
|
|
|
2795 return OK;
|
|
|
2796 }
|
|
|
2797
|
|
|
2798 /*
|
|
|
2799 * Array with names and number of arguments of all internal functions
|
|
|
2800 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
2801 */
|
|
|
2802 static struct fst
|
|
|
2803 {
|
|
|
2804 char *f_name; /* function name */
|
|
|
2805 char f_min_argc; /* minimal number of arguments */
|
|
|
2806 char f_max_argc; /* maximal number of arguments */
|
|
|
2807 void (*f_func) __ARGS((VAR args, VAR rvar)); /* impl. function */
|
|
|
2808 } functions[] =
|
|
|
2809 {
|
|
|
2810 {"append", 2, 2, f_append},
|
|
|
2811 {"argc", 0, 0, f_argc},
|
|
|
2812 {"argidx", 0, 0, f_argidx},
|
|
|
2813 {"argv", 1, 1, f_argv},
|
|
|
2814 {"browse", 4, 4, f_browse},
|
|
|
2815 {"bufexists", 1, 1, f_bufexists},
|
|
|
2816 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
2817 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
2818 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
2819 {"buflisted", 1, 1, f_buflisted},
|
|
|
2820 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
2821 {"bufname", 1, 1, f_bufname},
|
|
|
2822 {"bufnr", 1, 1, f_bufnr},
|
|
|
2823 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
2824 {"byte2line", 1, 1, f_byte2line},
|
|
18
|
2825 {"byteidx", 2, 2, f_byteidx},
|
|
7
|
2826 {"char2nr", 1, 1, f_char2nr},
|
|
|
2827 {"cindent", 1, 1, f_cindent},
|
|
|
2828 {"col", 1, 1, f_col},
|
|
|
2829 {"confirm", 1, 4, f_confirm},
|
|
|
2830 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
2831 {"cursor", 2, 2, f_cursor},
|
|
|
2832 {"delete", 1, 1, f_delete},
|
|
|
2833 {"did_filetype", 0, 0, f_did_filetype},
|
|
|
2834 {"escape", 2, 2, f_escape},
|
|
|
2835 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
2836 {"executable", 1, 1, f_executable},
|
|
|
2837 {"exists", 1, 1, f_exists},
|
|
|
2838 {"expand", 1, 2, f_expand},
|
|
|
2839 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
2840 {"filereadable", 1, 1, f_filereadable},
|
|
|
2841 {"filewritable", 1, 1, f_filewritable},
|
|
19
|
2842 {"finddir", 1, 3, f_finddir},
|
|
|
2843 {"findfile", 1, 3, f_findfile},
|
|
7
|
2844 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
2845 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
2846 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
2847 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
2848 {"foldtext", 0, 0, f_foldtext},
|
|
|
2849 {"foreground", 0, 0, f_foreground},
|
|
|
2850 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
2851 {"getchar", 0, 1, f_getchar},
|
|
|
2852 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
2853 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
2854 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
2855 {"getcwd", 0, 0, f_getcwd},
|
|
|
2856 {"getfsize", 1, 1, f_getfsize},
|
|
|
2857 {"getftime", 1, 1, f_getftime},
|
|
|
2858 {"getline", 1, 1, f_getline},
|
|
|
2859 {"getreg", 0, 1, f_getreg},
|
|
|
2860 {"getregtype", 0, 1, f_getregtype},
|
|
|
2861 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
2862 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
2863 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
2864 {"glob", 1, 1, f_glob},
|
|
|
2865 {"globpath", 2, 2, f_globpath},
|
|
|
2866 {"has", 1, 1, f_has},
|
|
|
2867 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
2868 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
2869 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
2870 {"histadd", 2, 2, f_histadd},
|
|
|
2871 {"histdel", 1, 2, f_histdel},
|
|
|
2872 {"histget", 1, 2, f_histget},
|
|
|
2873 {"histnr", 1, 1, f_histnr},
|
|
|
2874 {"hlID", 1, 1, f_hlID},
|
|
|
2875 {"hlexists", 1, 1, f_hlexists},
|
|
|
2876 {"hostname", 0, 0, f_hostname},
|
|
|
2877 {"iconv", 3, 3, f_iconv},
|
|
|
2878 {"indent", 1, 1, f_indent},
|
|
|
2879 {"input", 1, 2, f_input},
|
|
|
2880 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
2881 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
2882 {"inputsave", 0, 0, f_inputsave},
|
|
|
2883 {"inputsecret", 1, 2, f_inputsecret},
|
|
|
2884 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
2885 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
|
2886 {"libcall", 3, 3, f_libcall},
|
|
|
2887 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
2888 {"line", 1, 1, f_line},
|
|
|
2889 {"line2byte", 1, 1, f_line2byte},
|
|
|
2890 {"lispindent", 1, 1, f_lispindent},
|
|
|
2891 {"localtime", 0, 0, f_localtime},
|
|
|
2892 {"maparg", 1, 2, f_maparg},
|
|
|
2893 {"mapcheck", 1, 2, f_mapcheck},
|
|
19
|
2894 {"match", 2, 4, f_match},
|
|
|
2895 {"matchend", 2, 4, f_matchend},
|
|
|
2896 {"matchstr", 2, 4, f_matchstr},
|
|
7
|
2897 {"mode", 0, 0, f_mode},
|
|
|
2898 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
2899 {"nr2char", 1, 1, f_nr2char},
|
|
|
2900 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
2901 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
2902 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
2903 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
2904 {"remote_read", 1, 1, f_remote_read},
|
|
|
2905 {"remote_send", 2, 3, f_remote_send},
|
|
|
2906 {"rename", 2, 2, f_rename},
|
|
18
|
2907 {"repeat", 2, 2, f_repeat},
|
|
7
|
2908 {"resolve", 1, 1, f_resolve},
|
|
|
2909 {"search", 1, 2, f_search},
|
|
|
2910 {"searchpair", 3, 5, f_searchpair},
|
|
|
2911 {"server2client", 2, 2, f_server2client},
|
|
|
2912 {"serverlist", 0, 0, f_serverlist},
|
|
|
2913 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
2914 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
2915 {"setline", 2, 2, f_setline},
|
|
|
2916 {"setreg", 2, 3, f_setreg},
|
|
|
2917 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
2918 {"simplify", 1, 1, f_simplify},
|
|
|
2919 #ifdef HAVE_STRFTIME
|
|
|
2920 {"strftime", 1, 2, f_strftime},
|
|
|
2921 #endif
|
|
|
2922 {"stridx", 2, 2, f_stridx},
|
|
|
2923 {"strlen", 1, 1, f_strlen},
|
|
|
2924 {"strpart", 2, 3, f_strpart},
|
|
|
2925 {"strridx", 2, 2, f_strridx},
|
|
|
2926 {"strtrans", 1, 1, f_strtrans},
|
|
|
2927 {"submatch", 1, 1, f_submatch},
|
|
|
2928 {"substitute", 4, 4, f_substitute},
|
|
|
2929 {"synID", 3, 3, f_synID},
|
|
|
2930 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
2931 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
|
2932 {"system", 1, 1, f_system},
|
|
|
2933 {"tempname", 0, 0, f_tempname},
|
|
|
2934 {"tolower", 1, 1, f_tolower},
|
|
|
2935 {"toupper", 1, 1, f_toupper},
|
|
15
|
2936 {"tr", 3, 3, f_tr},
|
|
7
|
2937 {"type", 1, 1, f_type},
|
|
|
2938 {"virtcol", 1, 1, f_virtcol},
|
|
|
2939 {"visualmode", 0, 1, f_visualmode},
|
|
|
2940 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
2941 {"wincol", 0, 0, f_wincol},
|
|
|
2942 {"winheight", 1, 1, f_winheight},
|
|
|
2943 {"winline", 0, 0, f_winline},
|
|
|
2944 {"winnr", 0, 0, f_winnr},
|
|
|
2945 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
2946 {"winwidth", 1, 1, f_winwidth},
|
|
|
2947 };
|
|
|
2948
|
|
|
2949 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
2950
|
|
|
2951 /*
|
|
|
2952 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
2953 * or user defined function names.
|
|
|
2954 */
|
|
|
2955 char_u *
|
|
|
2956 get_function_name(xp, idx)
|
|
|
2957 expand_T *xp;
|
|
|
2958 int idx;
|
|
|
2959 {
|
|
|
2960 static int intidx = -1;
|
|
|
2961 char_u *name;
|
|
|
2962
|
|
|
2963 if (idx == 0)
|
|
|
2964 intidx = -1;
|
|
|
2965 if (intidx < 0)
|
|
|
2966 {
|
|
|
2967 name = get_user_func_name(xp, idx);
|
|
|
2968 if (name != NULL)
|
|
|
2969 return name;
|
|
|
2970 }
|
|
|
2971 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
2972 {
|
|
|
2973 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
2974 STRCAT(IObuff, "(");
|
|
|
2975 if (functions[intidx].f_max_argc == 0)
|
|
|
2976 STRCAT(IObuff, ")");
|
|
|
2977 return IObuff;
|
|
|
2978 }
|
|
|
2979
|
|
|
2980 return NULL;
|
|
|
2981 }
|
|
|
2982
|
|
|
2983 /*
|
|
|
2984 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
2985 * user defined variable or function names.
|
|
|
2986 */
|
|
|
2987 /*ARGSUSED*/
|
|
|
2988 char_u *
|
|
|
2989 get_expr_name(xp, idx)
|
|
|
2990 expand_T *xp;
|
|
|
2991 int idx;
|
|
|
2992 {
|
|
|
2993 static int intidx = -1;
|
|
|
2994 char_u *name;
|
|
|
2995
|
|
|
2996 if (idx == 0)
|
|
|
2997 intidx = -1;
|
|
|
2998 if (intidx < 0)
|
|
|
2999 {
|
|
|
3000 name = get_function_name(xp, idx);
|
|
|
3001 if (name != NULL)
|
|
|
3002 return name;
|
|
|
3003 }
|
|
|
3004 return get_user_var_name(xp, ++intidx);
|
|
|
3005 }
|
|
|
3006
|
|
|
3007 #endif /* FEAT_CMDL_COMPL */
|
|
|
3008
|
|
|
3009 /*
|
|
|
3010 * Find internal function in table above.
|
|
|
3011 * Return index, or -1 if not found
|
|
|
3012 */
|
|
|
3013 static int
|
|
|
3014 find_internal_func(name)
|
|
|
3015 char_u *name; /* name of the function */
|
|
|
3016 {
|
|
|
3017 int first = 0;
|
|
|
3018 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
3019 int cmp;
|
|
|
3020 int x;
|
|
|
3021
|
|
|
3022 /*
|
|
|
3023 * Find the function name in the table. Binary search.
|
|
|
3024 */
|
|
|
3025 while (first <= last)
|
|
|
3026 {
|
|
|
3027 x = first + ((unsigned)(last - first) >> 1);
|
|
|
3028 cmp = STRCMP(name, functions[x].f_name);
|
|
|
3029 if (cmp < 0)
|
|
|
3030 last = x - 1;
|
|
|
3031 else if (cmp > 0)
|
|
|
3032 first = x + 1;
|
|
|
3033 else
|
|
|
3034 return x;
|
|
|
3035 }
|
|
|
3036 return -1;
|
|
|
3037 }
|
|
|
3038
|
|
|
3039 /*
|
|
|
3040 * Allocate a variable for the result of a function.
|
|
|
3041 * Return OK or FAIL.
|
|
|
3042 */
|
|
|
3043 static int
|
|
|
3044 get_func_var(name, len, retvar, arg, firstline, lastline, doesrange, evaluate)
|
|
|
3045 char_u *name; /* name of the function */
|
|
|
3046 int len; /* length of "name" */
|
|
|
3047 VAR retvar;
|
|
|
3048 char_u **arg; /* argument, pointing to the '(' */
|
|
|
3049 linenr_T firstline; /* first line of range */
|
|
|
3050 linenr_T lastline; /* last line of range */
|
|
|
3051 int *doesrange; /* return: function handled range */
|
|
|
3052 int evaluate;
|
|
|
3053 {
|
|
|
3054 char_u *argp;
|
|
|
3055 int ret = OK;
|
|
|
3056 #define MAX_FUNC_ARGS 20
|
|
|
3057 var argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
|
3058 int argcount = 0; /* number of arguments found */
|
|
|
3059
|
|
|
3060 /*
|
|
|
3061 * Get the arguments.
|
|
|
3062 */
|
|
|
3063 argp = *arg;
|
|
|
3064 while (argcount < MAX_FUNC_ARGS)
|
|
|
3065 {
|
|
|
3066 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
3067 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
3068 break;
|
|
|
3069 argvars[argcount].var_name = NULL; /* the name is not stored */
|
|
|
3070 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
3071 {
|
|
|
3072 ret = FAIL;
|
|
|
3073 break;
|
|
|
3074 }
|
|
|
3075 ++argcount;
|
|
|
3076 if (*argp != ',')
|
|
|
3077 break;
|
|
|
3078 }
|
|
|
3079 if (*argp == ')')
|
|
|
3080 ++argp;
|
|
|
3081 else
|
|
|
3082 ret = FAIL;
|
|
|
3083
|
|
|
3084 if (ret == OK)
|
|
|
3085 ret = call_func(name, len, retvar, argcount, argvars,
|
|
|
3086 firstline, lastline, doesrange, evaluate);
|
|
|
3087 else if (!aborting())
|
|
|
3088 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
3089
|
|
|
3090 while (--argcount >= 0)
|
|
|
3091 clear_var(&argvars[argcount]);
|
|
|
3092
|
|
|
3093 *arg = skipwhite(argp);
|
|
|
3094 return ret;
|
|
|
3095 }
|
|
|
3096
|
|
|
3097
|
|
|
3098 /*
|
|
|
3099 * Call a function with its resolved parameters
|
|
|
3100 * Return OK or FAIL.
|
|
|
3101 */
|
|
|
3102 static int
|
|
|
3103 call_func(name, len, retvar, argcount, argvars, firstline, lastline,
|
|
|
3104 doesrange, evaluate)
|
|
|
3105 char_u *name; /* name of the function */
|
|
|
3106 int len; /* length of "name" */
|
|
|
3107 VAR retvar; /* return value goes here */
|
|
|
3108 int argcount; /* number of "argvars" */
|
|
|
3109 VAR argvars; /* vars for arguments */
|
|
|
3110 linenr_T firstline; /* first line of range */
|
|
|
3111 linenr_T lastline; /* last line of range */
|
|
|
3112 int *doesrange; /* return: function handled range */
|
|
|
3113 int evaluate;
|
|
|
3114 {
|
|
|
3115 int ret = FAIL;
|
|
|
3116 static char *errors[] =
|
|
|
3117 {N_("E117: Unknown function: %s"),
|
|
|
3118 N_("E118: Too many arguments for function: %s"),
|
|
|
3119 N_("E119: Not enough arguments for function: %s"),
|
|
|
3120 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
3121 };
|
|
|
3122 #define ERROR_UNKNOWN 0
|
|
|
3123 #define ERROR_TOOMANY 1
|
|
|
3124 #define ERROR_TOOFEW 2
|
|
|
3125 #define ERROR_SCRIPT 3
|
|
|
3126 #define ERROR_NONE 4
|
|
|
3127 #define ERROR_OTHER 5
|
|
|
3128 int error = ERROR_NONE;
|
|
|
3129 int i;
|
|
|
3130 int llen;
|
|
|
3131 ufunc_T *fp;
|
|
|
3132 int cc;
|
|
|
3133 #define FLEN_FIXED 40
|
|
|
3134 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
3135 char_u *fname;
|
|
|
3136
|
|
|
3137 /*
|
|
|
3138 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
3139 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
3140 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
3141 */
|
|
|
3142 cc = name[len];
|
|
|
3143 name[len] = NUL;
|
|
|
3144 llen = eval_fname_script(name);
|
|
|
3145 if (llen > 0)
|
|
|
3146 {
|
|
|
3147 fname_buf[0] = K_SPECIAL;
|
|
|
3148 fname_buf[1] = KS_EXTRA;
|
|
|
3149 fname_buf[2] = (int)KE_SNR;
|
|
|
3150 i = 3;
|
|
|
3151 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
3152 {
|
|
|
3153 if (current_SID <= 0)
|
|
|
3154 error = ERROR_SCRIPT;
|
|
|
3155 else
|
|
|
3156 {
|
|
|
3157 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
3158 i = (int)STRLEN(fname_buf);
|
|
|
3159 }
|
|
|
3160 }
|
|
|
3161 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
3162 {
|
|
|
3163 STRCPY(fname_buf + i, name + llen);
|
|
|
3164 fname = fname_buf;
|
|
|
3165 }
|
|
|
3166 else
|
|
|
3167 {
|
|
|
3168 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
3169 if (fname == NULL)
|
|
|
3170 error = ERROR_OTHER;
|
|
|
3171 else
|
|
|
3172 {
|
|
|
3173 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
3174 STRCPY(fname + i, name + llen);
|
|
|
3175 }
|
|
|
3176 }
|
|
|
3177 }
|
|
|
3178 else
|
|
|
3179 fname = name;
|
|
|
3180
|
|
|
3181 *doesrange = FALSE;
|
|
|
3182
|
|
|
3183
|
|
|
3184 /* execute the function if no errors detected and executing */
|
|
|
3185 if (evaluate && error == ERROR_NONE)
|
|
|
3186 {
|
|
|
3187 retvar->var_type = VAR_NUMBER; /* default is number retvar */
|
|
|
3188 error = ERROR_UNKNOWN;
|
|
|
3189
|
|
|
3190 if (!ASCII_ISLOWER(fname[0]))
|
|
|
3191 {
|
|
|
3192 /*
|
|
|
3193 * User defined function.
|
|
|
3194 */
|
|
|
3195 fp = find_func(fname);
|
|
|
3196 #ifdef FEAT_AUTOCMD
|
|
|
3197 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
3198 fname, fname, TRUE, NULL)
|
|
|
3199 #ifdef FEAT_EVAL
|
|
|
3200 && !aborting()
|
|
|
3201 #endif
|
|
|
3202 )
|
|
|
3203 {
|
|
|
3204 /* executed an autocommand, search for function again */
|
|
|
3205 fp = find_func(fname);
|
|
|
3206 }
|
|
|
3207 #endif
|
|
|
3208 if (fp != NULL)
|
|
|
3209 {
|
|
|
3210 if (fp->flags & FC_RANGE)
|
|
|
3211 *doesrange = TRUE;
|
|
|
3212 if (argcount < fp->args.ga_len)
|
|
|
3213 error = ERROR_TOOFEW;
|
|
|
3214 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
3215 error = ERROR_TOOMANY;
|
|
|
3216 else
|
|
|
3217 {
|
|
|
3218 /*
|
|
|
3219 * Call the user function.
|
|
|
3220 * Save and restore search patterns, script variables and
|
|
|
3221 * redo buffer.
|
|
|
3222 */
|
|
|
3223 save_search_patterns();
|
|
|
3224 saveRedobuff();
|
|
|
3225 ++fp->calls;
|
|
|
3226 call_user_func(fp, argcount, argvars, retvar,
|
|
|
3227 firstline, lastline);
|
|
|
3228 --fp->calls;
|
|
|
3229 restoreRedobuff();
|
|
|
3230 restore_search_patterns();
|
|
|
3231 error = ERROR_NONE;
|
|
|
3232 }
|
|
|
3233 }
|
|
|
3234 }
|
|
|
3235 else
|
|
|
3236 {
|
|
|
3237 /*
|
|
|
3238 * Find the function name in the table, call its implementation.
|
|
|
3239 */
|
|
|
3240 i = find_internal_func(fname);
|
|
|
3241 if (i >= 0)
|
|
|
3242 {
|
|
|
3243 if (argcount < functions[i].f_min_argc)
|
|
|
3244 error = ERROR_TOOFEW;
|
|
|
3245 else if (argcount > functions[i].f_max_argc)
|
|
|
3246 error = ERROR_TOOMANY;
|
|
|
3247 else
|
|
|
3248 {
|
|
|
3249 argvars[argcount].var_type = VAR_UNKNOWN;
|
|
|
3250 functions[i].f_func(argvars, retvar);
|
|
|
3251 error = ERROR_NONE;
|
|
|
3252 }
|
|
|
3253 }
|
|
|
3254 }
|
|
|
3255 /*
|
|
|
3256 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
3257 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
3258 * exception that has not been caught so far. This situation can be
|
|
|
3259 * tested for by calling aborting(). For an error in an internal
|
|
|
3260 * function or for the "E132" error in call_user_func(), however, the
|
|
|
3261 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
3262 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
3263 * update that flag first to make aborting() reliable.
|
|
|
3264 */
|
|
|
3265 update_force_abort();
|
|
|
3266 }
|
|
|
3267 if (error == ERROR_NONE)
|
|
|
3268 ret = OK;
|
|
|
3269
|
|
|
3270 /*
|
|
|
3271 * Report an error unless the argument evaluation or function call has been
|
|
|
3272 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
3273 */
|
|
|
3274 if (error < ERROR_NONE && !aborting())
|
|
|
3275 EMSG2((char_u *)_(errors[error]), name);
|
|
|
3276
|
|
|
3277 name[len] = cc;
|
|
|
3278 if (fname != name && fname != fname_buf)
|
|
|
3279 vim_free(fname);
|
|
|
3280
|
|
|
3281 return ret;
|
|
|
3282 }
|
|
|
3283
|
|
|
3284 /*********************************************
|
|
|
3285 * Implementation of the built-in functions
|
|
|
3286 */
|
|
|
3287
|
|
|
3288 /*
|
|
|
3289 * "append(lnum, string)" function
|
|
|
3290 */
|
|
|
3291 static void
|
|
|
3292 f_append(argvars, retvar)
|
|
|
3293 VAR argvars;
|
|
|
3294 VAR retvar;
|
|
|
3295 {
|
|
|
3296 long lnum;
|
|
|
3297
|
|
|
3298 lnum = get_var_lnum(argvars);
|
|
|
3299 retvar->var_val.var_number = 1; /* Default: Failed */
|
|
|
3300
|
|
|
3301 if (lnum >= 0
|
|
|
3302 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
3303 && u_save(lnum, lnum + 1) == OK)
|
|
|
3304 {
|
|
|
3305 ml_append(lnum, get_var_string(&argvars[1]), (colnr_T)0, FALSE);
|
|
|
3306 if (curwin->w_cursor.lnum > lnum)
|
|
|
3307 ++curwin->w_cursor.lnum;
|
|
|
3308 appended_lines_mark(lnum, 1L);
|
|
|
3309 retvar->var_val.var_number = 0;
|
|
|
3310 }
|
|
|
3311 }
|
|
|
3312
|
|
|
3313 /*
|
|
|
3314 * "argc()" function
|
|
|
3315 */
|
|
|
3316 /* ARGSUSED */
|
|
|
3317 static void
|
|
|
3318 f_argc(argvars, retvar)
|
|
|
3319 VAR argvars;
|
|
|
3320 VAR retvar;
|
|
|
3321 {
|
|
|
3322 retvar->var_val.var_number = ARGCOUNT;
|
|
|
3323 }
|
|
|
3324
|
|
|
3325 /*
|
|
|
3326 * "argidx()" function
|
|
|
3327 */
|
|
|
3328 /* ARGSUSED */
|
|
|
3329 static void
|
|
|
3330 f_argidx(argvars, retvar)
|
|
|
3331 VAR argvars;
|
|
|
3332 VAR retvar;
|
|
|
3333 {
|
|
|
3334 retvar->var_val.var_number = curwin->w_arg_idx;
|
|
|
3335 }
|
|
|
3336
|
|
|
3337 /*
|
|
|
3338 * "argv(nr)" function
|
|
|
3339 */
|
|
|
3340 static void
|
|
|
3341 f_argv(argvars, retvar)
|
|
|
3342 VAR argvars;
|
|
|
3343 VAR retvar;
|
|
|
3344 {
|
|
|
3345 int idx;
|
|
|
3346
|
|
|
3347 idx = get_var_number(&argvars[0]);
|
|
|
3348 if (idx >= 0 && idx < ARGCOUNT)
|
|
|
3349 retvar->var_val.var_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
3350 else
|
|
|
3351 retvar->var_val.var_string = NULL;
|
|
|
3352 retvar->var_type = VAR_STRING;
|
|
|
3353 }
|
|
|
3354
|
|
|
3355 /*
|
|
|
3356 * "browse(save, title, initdir, default)" function
|
|
|
3357 */
|
|
|
3358 /* ARGSUSED */
|
|
|
3359 static void
|
|
|
3360 f_browse(argvars, retvar)
|
|
|
3361 VAR argvars;
|
|
|
3362 VAR retvar;
|
|
|
3363 {
|
|
|
3364 #ifdef FEAT_BROWSE
|
|
|
3365 int save;
|
|
|
3366 char_u *title;
|
|
|
3367 char_u *initdir;
|
|
|
3368 char_u *defname;
|
|
|
3369 char_u buf[NUMBUFLEN];
|
|
|
3370 char_u buf2[NUMBUFLEN];
|
|
|
3371
|
|
|
3372 save = get_var_number(&argvars[0]);
|
|
|
3373 title = get_var_string(&argvars[1]);
|
|
|
3374 initdir = get_var_string_buf(&argvars[2], buf);
|
|
|
3375 defname = get_var_string_buf(&argvars[3], buf2);
|
|
|
3376
|
|
|
3377 retvar->var_val.var_string =
|
|
|
3378 do_browse(save, title, defname, NULL, initdir, NULL, curbuf);
|
|
|
3379 #else
|
|
|
3380 retvar->var_val.var_string = NULL;
|
|
|
3381 #endif
|
|
|
3382 retvar->var_type = VAR_STRING;
|
|
|
3383 }
|
|
|
3384
|
|
|
3385 /*
|
|
|
3386 * Find a buffer by number or exact name.
|
|
|
3387 */
|
|
|
3388 static buf_T *
|
|
|
3389 find_buffer(avar)
|
|
|
3390 VAR avar;
|
|
|
3391 {
|
|
|
3392 buf_T *buf = NULL;
|
|
|
3393 char_u *name;
|
|
|
3394
|
|
|
3395 if (avar->var_type == VAR_NUMBER)
|
|
|
3396 buf = buflist_findnr((int)avar->var_val.var_number);
|
|
|
3397 else if (avar->var_val.var_string != NULL)
|
|
|
3398 {
|
|
|
3399 /* First make the name into a full path name */
|
|
|
3400 name = FullName_save(avar->var_val.var_string,
|
|
|
3401 #ifdef UNIX
|
|
|
3402 TRUE /* force expansion, get rid of symbolic links */
|
|
|
3403 #else
|
|
|
3404 FALSE
|
|
|
3405 #endif
|
|
|
3406 );
|
|
|
3407 if (name != NULL)
|
|
|
3408 {
|
|
|
3409 buf = buflist_findname(name);
|
|
|
3410 vim_free(name);
|
|
|
3411 }
|
|
9
|
3412 if (buf == NULL)
|
|
|
3413 {
|
|
|
3414 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
3415 * buffer, these don't use the full path. */
|
|
|
3416 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
3417 if (buf->b_fname != NULL
|
|
|
3418 && (path_with_url(buf->b_fname)
|
|
|
3419 #ifdef FEAT_QUICKFIX
|
|
|
3420 || bt_nofile(buf)
|
|
|
3421 #endif
|
|
|
3422 )
|
|
|
3423 && STRCMP(buf->b_fname, avar->var_val.var_string) == 0)
|
|
|
3424 break;
|
|
|
3425 }
|
|
7
|
3426 }
|
|
|
3427 return buf;
|
|
|
3428 }
|
|
|
3429
|
|
|
3430 /*
|
|
|
3431 * "bufexists(expr)" function
|
|
|
3432 */
|
|
|
3433 static void
|
|
|
3434 f_bufexists(argvars, retvar)
|
|
|
3435 VAR argvars;
|
|
|
3436 VAR retvar;
|
|
|
3437 {
|
|
|
3438 retvar->var_val.var_number = (find_buffer(&argvars[0]) != NULL);
|
|
|
3439 }
|
|
|
3440
|
|
|
3441 /*
|
|
|
3442 * "buflisted(expr)" function
|
|
|
3443 */
|
|
|
3444 static void
|
|
|
3445 f_buflisted(argvars, retvar)
|
|
|
3446 VAR argvars;
|
|
|
3447 VAR retvar;
|
|
|
3448 {
|
|
|
3449 buf_T *buf;
|
|
|
3450
|
|
|
3451 buf = find_buffer(&argvars[0]);
|
|
|
3452 retvar->var_val.var_number = (buf != NULL && buf->b_p_bl);
|
|
|
3453 }
|
|
|
3454
|
|
|
3455 /*
|
|
|
3456 * "bufloaded(expr)" function
|
|
|
3457 */
|
|
|
3458 static void
|
|
|
3459 f_bufloaded(argvars, retvar)
|
|
|
3460 VAR argvars;
|
|
|
3461 VAR retvar;
|
|
|
3462 {
|
|
|
3463 buf_T *buf;
|
|
|
3464
|
|
|
3465 buf = find_buffer(&argvars[0]);
|
|
|
3466 retvar->var_val.var_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
|
3467 }
|
|
|
3468
|
|
|
3469 /*
|
|
|
3470 * Get buffer by number or pattern.
|
|
|
3471 */
|
|
|
3472 static buf_T *
|
|
|
3473 get_buf_var(avar)
|
|
|
3474 VAR avar;
|
|
|
3475 {
|
|
|
3476 char_u *name = avar->var_val.var_string;
|
|
|
3477 int save_magic;
|
|
|
3478 char_u *save_cpo;
|
|
|
3479 buf_T *buf;
|
|
|
3480
|
|
|
3481 if (avar->var_type == VAR_NUMBER)
|
|
|
3482 return buflist_findnr((int)avar->var_val.var_number);
|
|
|
3483 if (name == NULL || *name == NUL)
|
|
|
3484 return curbuf;
|
|
|
3485 if (name[0] == '$' && name[1] == NUL)
|
|
|
3486 return lastbuf;
|
|
|
3487
|
|
|
3488 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
3489 save_magic = p_magic;
|
|
|
3490 p_magic = TRUE;
|
|
|
3491 save_cpo = p_cpo;
|
|
|
3492 p_cpo = (char_u *)"";
|
|
|
3493
|
|
|
3494 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
3495 TRUE, FALSE));
|
|
|
3496
|
|
|
3497 p_magic = save_magic;
|
|
|
3498 p_cpo = save_cpo;
|
|
|
3499
|
|
|
3500 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
3501 if (buf == NULL)
|
|
|
3502 buf = find_buffer(avar);
|
|
|
3503
|
|
|
3504 return buf;
|
|
|
3505 }
|
|
|
3506
|
|
|
3507 /*
|
|
|
3508 * "bufname(expr)" function
|
|
|
3509 */
|
|
|
3510 static void
|
|
|
3511 f_bufname(argvars, retvar)
|
|
|
3512 VAR argvars;
|
|
|
3513 VAR retvar;
|
|
|
3514 {
|
|
|
3515 buf_T *buf;
|
|
|
3516
|
|
|
3517 ++emsg_off;
|
|
|
3518 buf = get_buf_var(&argvars[0]);
|
|
|
3519 retvar->var_type = VAR_STRING;
|
|
|
3520 if (buf != NULL && buf->b_fname != NULL)
|
|
|
3521 retvar->var_val.var_string = vim_strsave(buf->b_fname);
|
|
|
3522 else
|
|
|
3523 retvar->var_val.var_string = NULL;
|
|
|
3524 --emsg_off;
|
|
|
3525 }
|
|
|
3526
|
|
|
3527 /*
|
|
|
3528 * "bufnr(expr)" function
|
|
|
3529 */
|
|
|
3530 static void
|
|
|
3531 f_bufnr(argvars, retvar)
|
|
|
3532 VAR argvars;
|
|
|
3533 VAR retvar;
|
|
|
3534 {
|
|
|
3535 buf_T *buf;
|
|
|
3536
|
|
|
3537 ++emsg_off;
|
|
|
3538 buf = get_buf_var(&argvars[0]);
|
|
|
3539 if (buf != NULL)
|
|
|
3540 retvar->var_val.var_number = buf->b_fnum;
|
|
|
3541 else
|
|
|
3542 retvar->var_val.var_number = -1;
|
|
|
3543 --emsg_off;
|
|
|
3544 }
|
|
|
3545
|
|
|
3546 /*
|
|
|
3547 * "bufwinnr(nr)" function
|
|
|
3548 */
|
|
|
3549 static void
|
|
|
3550 f_bufwinnr(argvars, retvar)
|
|
|
3551 VAR argvars;
|
|
|
3552 VAR retvar;
|
|
|
3553 {
|
|
|
3554 #ifdef FEAT_WINDOWS
|
|
|
3555 win_T *wp;
|
|
|
3556 int winnr = 0;
|
|
|
3557 #endif
|
|
|
3558 buf_T *buf;
|
|
|
3559
|
|
|
3560 ++emsg_off;
|
|
|
3561 buf = get_buf_var(&argvars[0]);
|
|
|
3562 #ifdef FEAT_WINDOWS
|
|
|
3563 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
3564 {
|
|
|
3565 ++winnr;
|
|
|
3566 if (wp->w_buffer == buf)
|
|
|
3567 break;
|
|
|
3568 }
|
|
|
3569 retvar->var_val.var_number = (wp != NULL ? winnr : -1);
|
|
|
3570 #else
|
|
|
3571 retvar->var_val.var_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
|
3572 #endif
|
|
|
3573 --emsg_off;
|
|
|
3574 }
|
|
|
3575
|
|
|
3576 /*
|
|
|
3577 * "byte2line(byte)" function
|
|
|
3578 */
|
|
|
3579 /*ARGSUSED*/
|
|
|
3580 static void
|
|
|
3581 f_byte2line(argvars, retvar)
|
|
|
3582 VAR argvars;
|
|
|
3583 VAR retvar;
|
|
|
3584 {
|
|
|
3585 #ifndef FEAT_BYTEOFF
|
|
|
3586 retvar->var_val.var_number = -1;
|
|
|
3587 #else
|
|
|
3588 long boff = 0;
|
|
|
3589
|
|
|
3590 boff = get_var_number(&argvars[0]) - 1;
|
|
|
3591 if (boff < 0)
|
|
|
3592 retvar->var_val.var_number = -1;
|
|
|
3593 else
|
|
|
3594 retvar->var_val.var_number = ml_find_line_or_offset(curbuf,
|
|
|
3595 (linenr_T)0, &boff);
|
|
|
3596 #endif
|
|
|
3597 }
|
|
|
3598
|
|
|
3599 /*
|
|
18
|
3600 * "byteidx()" function
|
|
|
3601 */
|
|
|
3602 /*ARGSUSED*/
|
|
|
3603 static void
|
|
|
3604 f_byteidx(argvars, retvar)
|
|
|
3605 VAR argvars;
|
|
|
3606 VAR retvar;
|
|
|
3607 {
|
|
|
3608 #ifdef FEAT_MBYTE
|
|
|
3609 char_u *t;
|
|
|
3610 #endif
|
|
|
3611 char_u *str;
|
|
|
3612 long idx;
|
|
|
3613
|
|
|
3614 str = get_var_string(&argvars[0]);
|
|
|
3615 idx = get_var_number(&argvars[1]);
|
|
|
3616 retvar->var_val.var_number = -1;
|
|
|
3617 if (idx < 0)
|
|
|
3618 return;
|
|
|
3619
|
|
|
3620 #ifdef FEAT_MBYTE
|
|
|
3621 t = str;
|
|
|
3622 for ( ; idx > 0; idx--)
|
|
|
3623 {
|
|
|
3624 if (*t == NUL) /* EOL reached */
|
|
|
3625 return;
|
|
|
3626 t += mb_ptr2len_check(t);
|
|
|
3627 }
|
|
|
3628 retvar->var_val.var_number = t - str;
|
|
|
3629 #else
|
|
|
3630 if (idx <= STRLEN(str))
|
|
|
3631 retvar->var_val.var_number = idx;
|
|
|
3632 #endif
|
|
|
3633 }
|
|
|
3634
|
|
|
3635 /*
|
|
7
|
3636 * "char2nr(string)" function
|
|
|
3637 */
|
|
|
3638 static void
|
|
|
3639 f_char2nr(argvars, retvar)
|
|
|
3640 VAR argvars;
|
|
|
3641 VAR retvar;
|
|
|
3642 {
|
|
|
3643 #ifdef FEAT_MBYTE
|
|
|
3644 if (has_mbyte)
|
|
|
3645 retvar->var_val.var_number =
|
|
|
3646 (*mb_ptr2char)(get_var_string(&argvars[0]));
|
|
|
3647 else
|
|
|
3648 #endif
|
|
|
3649 retvar->var_val.var_number = get_var_string(&argvars[0])[0];
|
|
|
3650 }
|
|
|
3651
|
|
|
3652 /*
|
|
|
3653 * "cindent(lnum)" function
|
|
|
3654 */
|
|
|
3655 static void
|
|
|
3656 f_cindent(argvars, retvar)
|
|
|
3657 VAR argvars;
|
|
|
3658 VAR retvar;
|
|
|
3659 {
|
|
|
3660 #ifdef FEAT_CINDENT
|
|
|
3661 pos_T pos;
|
|
|
3662 linenr_T lnum;
|
|
|
3663
|
|
|
3664 pos = curwin->w_cursor;
|
|
|
3665 lnum = get_var_lnum(argvars);
|
|
|
3666 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
3667 {
|
|
|
3668 curwin->w_cursor.lnum = lnum;
|
|
|
3669 retvar->var_val.var_number = get_c_indent();
|
|
|
3670 curwin->w_cursor = pos;
|
|
|
3671 }
|
|
|
3672 else
|
|
|
3673 #endif
|
|
|
3674 retvar->var_val.var_number = -1;
|
|
|
3675 }
|
|
|
3676
|
|
|
3677 /*
|
|
|
3678 * "col(string)" function
|
|
|
3679 */
|
|
|
3680 static void
|
|
|
3681 f_col(argvars, retvar)
|
|
|
3682 VAR argvars;
|
|
|
3683 VAR retvar;
|
|
|
3684 {
|
|
|
3685 colnr_T col = 0;
|
|
|
3686 pos_T *fp;
|
|
|
3687
|
|
|
3688 fp = var2fpos(&argvars[0], FALSE);
|
|
|
3689 if (fp != NULL)
|
|
|
3690 {
|
|
|
3691 if (fp->col == MAXCOL)
|
|
|
3692 {
|
|
|
3693 /* '> can be MAXCOL, get the length of the line then */
|
|
|
3694 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
3695 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
3696 else
|
|
|
3697 col = MAXCOL;
|
|
|
3698 }
|
|
|
3699 else
|
|
|
3700 {
|
|
|
3701 col = fp->col + 1;
|
|
|
3702 #ifdef FEAT_VIRTUALEDIT
|
|
|
3703 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
3704 * because of "coladd" can be seen as an extra column. */
|
|
|
3705 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
3706 {
|
|
|
3707 char_u *p = ml_get_cursor();
|
|
|
3708
|
|
|
3709 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
3710 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
3711 {
|
|
|
3712 # ifdef FEAT_MBYTE
|
|
|
3713 int l;
|
|
|
3714
|
|
|
3715 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
3716 col += l;
|
|
|
3717 # else
|
|
|
3718 if (*p != NUL && p[1] == NUL)
|
|
|
3719 ++col;
|
|
|
3720 # endif
|
|
|
3721 }
|
|
|
3722 }
|
|
|
3723 #endif
|
|
|
3724 }
|
|
|
3725 }
|
|
|
3726 retvar->var_val.var_number = col;
|
|
|
3727 }
|
|
|
3728
|
|
|
3729 /*
|
|
|
3730 * "confirm(message, buttons[, default [, type]])" function
|
|
|
3731 */
|
|
|
3732 /*ARGSUSED*/
|
|
|
3733 static void
|
|
|
3734 f_confirm(argvars, retvar)
|
|
|
3735 VAR argvars;
|
|
|
3736 VAR retvar;
|
|
|
3737 {
|
|
|
3738 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
3739 char_u *message;
|
|
|
3740 char_u *buttons = NULL;
|
|
|
3741 char_u buf[NUMBUFLEN];
|
|
|
3742 char_u buf2[NUMBUFLEN];
|
|
|
3743 int def = 1;
|
|
|
3744 int type = VIM_GENERIC;
|
|
|
3745 int c;
|
|
|
3746
|
|
|
3747 message = get_var_string(&argvars[0]);
|
|
|
3748 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
3749 {
|
|
|
3750 buttons = get_var_string_buf(&argvars[1], buf);
|
|
|
3751 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
3752 {
|
|
|
3753 def = get_var_number(&argvars[2]);
|
|
|
3754 if (argvars[3].var_type != VAR_UNKNOWN)
|
|
|
3755 {
|
|
|
3756 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
|
3757 c = *get_var_string_buf(&argvars[3], buf2);
|
|
|
3758 switch (TOUPPER_ASC(c))
|
|
|
3759 {
|
|
|
3760 case 'E': type = VIM_ERROR; break;
|
|
|
3761 case 'Q': type = VIM_QUESTION; break;
|
|
|
3762 case 'I': type = VIM_INFO; break;
|
|
|
3763 case 'W': type = VIM_WARNING; break;
|
|
|
3764 case 'G': type = VIM_GENERIC; break;
|
|
|
3765 }
|
|
|
3766 }
|
|
|
3767 }
|
|
|
3768 }
|
|
|
3769
|
|
|
3770 if (buttons == NULL || *buttons == NUL)
|
|
|
3771 buttons = (char_u *)_("&Ok");
|
|
|
3772
|
|
|
3773 retvar->var_val.var_number = do_dialog(type, NULL, message, buttons,
|
|
|
3774 def, NULL);
|
|
|
3775 #else
|
|
|
3776 retvar->var_val.var_number = 0;
|
|
|
3777 #endif
|
|
|
3778 }
|
|
|
3779
|
|
|
3780
|
|
|
3781 /*
|
|
|
3782 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
3783 *
|
|
|
3784 * Checks the existence of a cscope connection.
|
|
|
3785 */
|
|
|
3786 /*ARGSUSED*/
|
|
|
3787 static void
|
|
|
3788 f_cscope_connection(argvars, retvar)
|
|
|
3789 VAR argvars;
|
|
|
3790 VAR retvar;
|
|
|
3791 {
|
|
|
3792 #ifdef FEAT_CSCOPE
|
|
|
3793 int num = 0;
|
|
|
3794 char_u *dbpath = NULL;
|
|
|
3795 char_u *prepend = NULL;
|
|
|
3796 char_u buf[NUMBUFLEN];
|
|
|
3797
|
|
|
3798 if (argvars[0].var_type != VAR_UNKNOWN
|
|
|
3799 && argvars[1].var_type != VAR_UNKNOWN)
|
|
|
3800 {
|
|
|
3801 num = (int)get_var_number(&argvars[0]);
|
|
|
3802 dbpath = get_var_string(&argvars[1]);
|
|
|
3803 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
3804 prepend = get_var_string_buf(&argvars[2], buf);
|
|
|
3805 }
|
|
|
3806
|
|
|
3807 retvar->var_val.var_number = cs_connection(num, dbpath, prepend);
|
|
|
3808 #else
|
|
|
3809 retvar->var_val.var_number = 0;
|
|
|
3810 #endif
|
|
|
3811 }
|
|
|
3812
|
|
|
3813 /*
|
|
|
3814 * "cursor(lnum, col)" function
|
|
|
3815 *
|
|
|
3816 * Moves the cursor to the specified line and column
|
|
|
3817 */
|
|
|
3818 /*ARGSUSED*/
|
|
|
3819 static void
|
|
|
3820 f_cursor(argvars, retvar)
|
|
|
3821 VAR argvars;
|
|
|
3822 VAR retvar;
|
|
|
3823 {
|
|
|
3824 long line, col;
|
|
|
3825
|
|
|
3826 line = get_var_lnum(argvars);
|
|
|
3827 if (line > 0)
|
|
|
3828 curwin->w_cursor.lnum = line;
|
|
|
3829 col = get_var_number(&argvars[1]);
|
|
|
3830 if (col > 0)
|
|
|
3831 curwin->w_cursor.col = col - 1;
|
|
|
3832 #ifdef FEAT_VIRTUALEDIT
|
|
|
3833 curwin->w_cursor.coladd = 0;
|
|
|
3834 #endif
|
|
|
3835
|
|
|
3836 /* Make sure the cursor is in a valid position. */
|
|
|
3837 check_cursor();
|
|
|
3838 #ifdef FEAT_MBYTE
|
|
|
3839 /* Correct cursor for multi-byte character. */
|
|
|
3840 if (has_mbyte)
|
|
|
3841 mb_adjust_cursor();
|
|
|
3842 #endif
|
|
10
|
3843
|
|
|
3844 curwin->w_set_curswant = TRUE;
|
|
7
|
3845 }
|
|
|
3846
|
|
|
3847 /*
|
|
|
3848 * "libcall()" function
|
|
|
3849 */
|
|
|
3850 static void
|
|
|
3851 f_libcall(argvars, retvar)
|
|
|
3852 VAR argvars;
|
|
|
3853 VAR retvar;
|
|
|
3854 {
|
|
|
3855 libcall_common(argvars, retvar, VAR_STRING);
|
|
|
3856 }
|
|
|
3857
|
|
|
3858 /*
|
|
|
3859 * "libcallnr()" function
|
|
|
3860 */
|
|
|
3861 static void
|
|
|
3862 f_libcallnr(argvars, retvar)
|
|
|
3863 VAR argvars;
|
|
|
3864 VAR retvar;
|
|
|
3865 {
|
|
|
3866 libcall_common(argvars, retvar, VAR_NUMBER);
|
|
|
3867 }
|
|
|
3868
|
|
|
3869 static void
|
|
|
3870 libcall_common(argvars, retvar, type)
|
|
|
3871 VAR argvars;
|
|
|
3872 VAR retvar;
|
|
|
3873 int type;
|
|
|
3874 {
|
|
|
3875 #ifdef FEAT_LIBCALL
|
|
|
3876 char_u *string_in;
|
|
|
3877 char_u **string_result;
|
|
|
3878 int nr_result;
|
|
|
3879 #endif
|
|
|
3880
|
|
|
3881 retvar->var_type = type;
|
|
|
3882 if (type == VAR_NUMBER)
|
|
|
3883 retvar->var_val.var_number = 0;
|
|
|
3884 else
|
|
|
3885 retvar->var_val.var_string = NULL;
|
|
|
3886
|
|
|
3887 if (check_restricted() || check_secure())
|
|
|
3888 return;
|
|
|
3889
|
|
|
3890 #ifdef FEAT_LIBCALL
|
|
|
3891 /* The first two args must be strings, otherwise its meaningless */
|
|
|
3892 if (argvars[0].var_type == VAR_STRING && argvars[1].var_type == VAR_STRING)
|
|
|
3893 {
|
|
|
3894 if (argvars[2].var_type == VAR_NUMBER)
|
|
|
3895 string_in = NULL;
|
|
|
3896 else
|
|
|
3897 string_in = argvars[2].var_val.var_string;
|
|
|
3898 if (type == VAR_NUMBER)
|
|
|
3899 string_result = NULL;
|
|
|
3900 else
|
|
|
3901 string_result = &retvar->var_val.var_string;
|
|
|
3902 if (mch_libcall(argvars[0].var_val.var_string,
|
|
|
3903 argvars[1].var_val.var_string,
|
|
|
3904 string_in,
|
|
|
3905 argvars[2].var_val.var_number,
|
|
|
3906 string_result,
|
|
|
3907 &nr_result) == OK
|
|
|
3908 && type == VAR_NUMBER)
|
|
|
3909 retvar->var_val.var_number = nr_result;
|
|
|
3910 }
|
|
|
3911 #endif
|
|
|
3912 }
|
|
|
3913
|
|
|
3914 /*
|
|
|
3915 * "delete()" function
|
|
|
3916 */
|
|
|
3917 static void
|
|
|
3918 f_delete(argvars, retvar)
|
|
|
3919 VAR argvars;
|
|
|
3920 VAR retvar;
|
|
|
3921 {
|
|
|
3922 if (check_restricted() || check_secure())
|
|
|
3923 retvar->var_val.var_number = -1;
|
|
|
3924 else
|
|
|
3925 retvar->var_val.var_number = mch_remove(get_var_string(&argvars[0]));
|
|
|
3926 }
|
|
|
3927
|
|
|
3928 /*
|
|
|
3929 * "did_filetype()" function
|
|
|
3930 */
|
|
|
3931 /*ARGSUSED*/
|
|
|
3932 static void
|
|
|
3933 f_did_filetype(argvars, retvar)
|
|
|
3934 VAR argvars;
|
|
|
3935 VAR retvar;
|
|
|
3936 {
|
|
|
3937 #ifdef FEAT_AUTOCMD
|
|
|
3938 retvar->var_val.var_number = did_filetype;
|
|
|
3939 #else
|
|
|
3940 retvar->var_val.var_number = 0;
|
|
|
3941 #endif
|
|
|
3942 }
|
|
|
3943
|
|
|
3944 /*
|
|
|
3945 * "escape({string}, {chars})" function
|
|
|
3946 */
|
|
|
3947 static void
|
|
|
3948 f_escape(argvars, retvar)
|
|
|
3949 VAR argvars;
|
|
|
3950 VAR retvar;
|
|
|
3951 {
|
|
|
3952 char_u buf[NUMBUFLEN];
|
|
|
3953
|
|
|
3954 retvar->var_val.var_string =
|
|
|
3955 vim_strsave_escaped(get_var_string(&argvars[0]),
|
|
|
3956 get_var_string_buf(&argvars[1], buf));
|
|
|
3957 retvar->var_type = VAR_STRING;
|
|
|
3958 }
|
|
|
3959
|
|
|
3960 /*
|
|
|
3961 * "eventhandler()" function
|
|
|
3962 */
|
|
|
3963 /*ARGSUSED*/
|
|
|
3964 static void
|
|
|
3965 f_eventhandler(argvars, retvar)
|
|
|
3966 VAR argvars;
|
|
|
3967 VAR retvar;
|
|
|
3968 {
|
|
|
3969 retvar->var_val.var_number = vgetc_busy;
|
|
|
3970 }
|
|
|
3971
|
|
|
3972 /*
|
|
|
3973 * "executable()" function
|
|
|
3974 */
|
|
|
3975 static void
|
|
|
3976 f_executable(argvars, retvar)
|
|
|
3977 VAR argvars;
|
|
|
3978 VAR retvar;
|
|
|
3979 {
|
|
|
3980 retvar->var_val.var_number = mch_can_exe(get_var_string(&argvars[0]));
|
|
|
3981 }
|
|
|
3982
|
|
|
3983 /*
|
|
|
3984 * "exists()" function
|
|
|
3985 */
|
|
|
3986 static void
|
|
|
3987 f_exists(argvars, retvar)
|
|
|
3988 VAR argvars;
|
|
|
3989 VAR retvar;
|
|
|
3990 {
|
|
|
3991 char_u *p;
|
|
|
3992 char_u *name;
|
|
|
3993 int n = FALSE;
|
|
|
3994 int len = 0;
|
|
|
3995
|
|
|
3996 p = get_var_string(&argvars[0]);
|
|
|
3997 if (*p == '$') /* environment variable */
|
|
|
3998 {
|
|
|
3999 /* first try "normal" environment variables (fast) */
|
|
|
4000 if (mch_getenv(p + 1) != NULL)
|
|
|
4001 n = TRUE;
|
|
|
4002 else
|
|
|
4003 {
|
|
|
4004 /* try expanding things like $VIM and ${HOME} */
|
|
|
4005 p = expand_env_save(p);
|
|
|
4006 if (p != NULL && *p != '$')
|
|
|
4007 n = TRUE;
|
|
|
4008 vim_free(p);
|
|
|
4009 }
|
|
|
4010 }
|
|
|
4011 else if (*p == '&' || *p == '+') /* option */
|
|
|
4012 n = (get_option_var(&p, NULL, TRUE) == OK);
|
|
|
4013 else if (*p == '*') /* internal or user defined function */
|
|
|
4014 {
|
|
|
4015 ++p;
|
|
|
4016 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
4017 if (p != NULL)
|
|
|
4018 {
|
|
|
4019 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
4020 n = (find_func(p) != NULL);
|
|
|
4021 else if (ASCII_ISLOWER(*p))
|
|
|
4022 n = (find_internal_func(p) >= 0);
|
|
|
4023 vim_free(p);
|
|
|
4024 }
|
|
|
4025 }
|
|
|
4026 else if (*p == ':')
|
|
|
4027 {
|
|
|
4028 n = cmd_exists(p + 1);
|
|
|
4029 }
|
|
|
4030 else if (*p == '#')
|
|
|
4031 {
|
|
|
4032 #ifdef FEAT_AUTOCMD
|
|
|
4033 name = p + 1;
|
|
|
4034 p = vim_strchr(name, '#');
|
|
|
4035 if (p != NULL)
|
|
|
4036 n = au_exists(name, p, p + 1);
|
|
|
4037 else
|
|
|
4038 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
4039 #endif
|
|
|
4040 }
|
|
|
4041 else /* internal variable */
|
|
|
4042 {
|
|
|
4043 #ifdef FEAT_MAGIC_BRACES
|
|
|
4044 char_u *expr_start;
|
|
|
4045 char_u *expr_end;
|
|
|
4046 char_u *temp_string = NULL;
|
|
|
4047 char_u *s;
|
|
|
4048 #endif
|
|
|
4049 name = p;
|
|
|
4050
|
|
|
4051 #ifdef FEAT_MAGIC_BRACES
|
|
|
4052 /* Find the end of the name. */
|
|
|
4053 s = find_name_end(name, &expr_start, &expr_end);
|
|
|
4054 if (expr_start != NULL)
|
|
|
4055 {
|
|
|
4056 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
4057 if (temp_string != NULL)
|
|
|
4058 {
|
|
|
4059 len = STRLEN(temp_string);
|
|
|
4060 name = temp_string;
|
|
|
4061 }
|
|
|
4062 }
|
|
|
4063 #endif
|
|
|
4064 if (len == 0)
|
|
|
4065 len = get_id_len(&p);
|
|
|
4066 if (len != 0)
|
|
|
4067 n = (get_var_var(name, len, NULL) == OK);
|
|
|
4068
|
|
|
4069 #ifdef FEAT_MAGIC_BRACES
|
|
|
4070 vim_free(temp_string);
|
|
|
4071 #endif
|
|
|
4072 }
|
|
|
4073
|
|
|
4074 retvar->var_val.var_number = n;
|
|
|
4075 }
|
|
|
4076
|
|
|
4077 /*
|
|
|
4078 * "expand()" function
|
|
|
4079 */
|
|
|
4080 static void
|
|
|
4081 f_expand(argvars, retvar)
|
|
|
4082 VAR argvars;
|
|
|
4083 VAR retvar;
|
|
|
4084 {
|
|
|
4085 char_u *s;
|
|
|
4086 int len;
|
|
|
4087 char_u *errormsg;
|
|
|
4088 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
4089 expand_T xpc;
|
|
|
4090
|
|
|
4091 retvar->var_type = VAR_STRING;
|
|
|
4092 s = get_var_string(&argvars[0]);
|
|
|
4093 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
4094 {
|
|
|
4095 ++emsg_off;
|
|
|
4096 retvar->var_val.var_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
|
4097 --emsg_off;
|
|
|
4098 }
|
|
|
4099 else
|
|
|
4100 {
|
|
|
4101 /* When the optional second argument is non-zero, don't remove matches
|
|
|
4102 * for 'suffixes' and 'wildignore' */
|
|
|
4103 if (argvars[1].var_type != VAR_UNKNOWN && get_var_number(&argvars[1]))
|
|
|
4104 flags |= WILD_KEEP_ALL;
|
|
|
4105 ExpandInit(&xpc);
|
|
|
4106 xpc.xp_context = EXPAND_FILES;
|
|
|
4107 retvar->var_val.var_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
|
4108 ExpandCleanup(&xpc);
|
|
|
4109 }
|
|
|
4110 }
|
|
|
4111
|
|
|
4112 /*
|
|
|
4113 * "filereadable()" function
|
|
|
4114 */
|
|
|
4115 static void
|
|
|
4116 f_filereadable(argvars, retvar)
|
|
|
4117 VAR argvars;
|
|
|
4118 VAR retvar;
|
|
|
4119 {
|
|
|
4120 FILE *fd;
|
|
|
4121 char_u *p;
|
|
|
4122 int n;
|
|
|
4123
|
|
|
4124 p = get_var_string(&argvars[0]);
|
|
|
4125 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
4126 {
|
|
|
4127 n = TRUE;
|
|
|
4128 fclose(fd);
|
|
|
4129 }
|
|
|
4130 else
|
|
|
4131 n = FALSE;
|
|
|
4132
|
|
|
4133 retvar->var_val.var_number = n;
|
|
|
4134 }
|
|
|
4135
|
|
|
4136 /*
|
|
|
4137 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
4138 * rights to write into.
|
|
|
4139 */
|
|
|
4140 static void
|
|
|
4141 f_filewritable(argvars, retvar)
|
|
|
4142 VAR argvars;
|
|
|
4143 VAR retvar;
|
|
|
4144 {
|
|
|
4145 char_u *p;
|
|
|
4146 int retval = 0;
|
|
|
4147 #if defined(UNIX) || defined(VMS)
|
|
|
4148 int perm = 0;
|
|
|
4149 #endif
|
|
|
4150
|
|
|
4151 p = get_var_string(&argvars[0]);
|
|
|
4152 #if defined(UNIX) || defined(VMS)
|
|
|
4153 perm = mch_getperm(p);
|
|
|
4154 #endif
|
|
|
4155 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
4156 if (
|
|
|
4157 # ifdef WIN3264
|
|
|
4158 mch_writable(p) &&
|
|
|
4159 # else
|
|
|
4160 # if defined(UNIX) || defined(VMS)
|
|
|
4161 (perm & 0222) &&
|
|
|
4162 # endif
|
|
|
4163 # endif
|
|
|
4164 mch_access((char *)p, W_OK) == 0
|
|
|
4165 )
|
|
|
4166 #endif
|
|
|
4167 {
|
|
|
4168 ++retval;
|
|
|
4169 if (mch_isdir(p))
|
|
|
4170 ++retval;
|
|
|
4171 }
|
|
|
4172 retvar->var_val.var_number = retval;
|
|
|
4173 }
|
|
|
4174
|
|
|
4175 /*
|
|
19
|
4176 * "finddir({fname}[, {path}[, {count}]])" function
|
|
|
4177 */
|
|
|
4178 static void
|
|
|
4179 f_finddir(argvars, retvar)
|
|
|
4180 VAR argvars;
|
|
|
4181 VAR retvar;
|
|
|
4182 {
|
|
|
4183 f_findfilendir(argvars, retvar, TRUE);
|
|
|
4184 }
|
|
|
4185
|
|
|
4186 /*
|
|
|
4187 * "findfile({fname}[, {path}[, {count}]])" function
|
|
|
4188 */
|
|
|
4189 static void
|
|
|
4190 f_findfile(argvars, retvar)
|
|
|
4191 VAR argvars;
|
|
|
4192 VAR retvar;
|
|
|
4193 {
|
|
|
4194 f_findfilendir(argvars, retvar, FALSE);
|
|
|
4195 }
|
|
|
4196
|
|
|
4197 static void
|
|
|
4198 f_findfilendir(argvars, retvar, dir)
|
|
|
4199 VAR argvars;
|
|
|
4200 VAR retvar;
|
|
|
4201 int dir;
|
|
|
4202 {
|
|
|
4203 #ifdef FEAT_SEARCHPATH
|
|
|
4204 char_u *fname;
|
|
|
4205 char_u *fresult = NULL;
|
|
|
4206 char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
|
|
|
4207 char_u *p;
|
|
|
4208 char_u pathbuf[NUMBUFLEN];
|
|
|
4209 int count = 1;
|
|
|
4210 int first = TRUE;
|
|
|
4211
|
|
|
4212 fname = get_var_string(&argvars[0]);
|
|
|
4213
|
|
|
4214 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
4215 {
|
|
|
4216 p = get_var_string_buf(&argvars[1], pathbuf);
|
|
|
4217 if (*p != NUL)
|
|
|
4218 path = p;
|
|
|
4219
|
|
|
4220 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
4221 count = get_var_number(&argvars[2]);
|
|
|
4222 }
|
|
|
4223
|
|
|
4224 do
|
|
|
4225 {
|
|
|
4226 vim_free(fresult);
|
|
|
4227 fresult = find_file_in_path_option(first ? fname : NULL,
|
|
|
4228 first ? (int)STRLEN(fname) : 0,
|
|
|
4229 0, first, path, dir, NULL);
|
|
|
4230 first = FALSE;
|
|
|
4231 } while (--count > 0 && fresult != NULL);
|
|
|
4232
|
|
|
4233 retvar->var_val.var_string = fresult;
|
|
|
4234 #else
|
|
|
4235 retvar->var_val.var_string = NULL;
|
|
|
4236 #endif
|
|
|
4237 retvar->var_type = VAR_STRING;
|
|
|
4238 }
|
|
|
4239
|
|
|
4240 /*
|
|
7
|
4241 * "fnamemodify({fname}, {mods})" function
|
|
|
4242 */
|
|
|
4243 static void
|
|
|
4244 f_fnamemodify(argvars, retvar)
|
|
|
4245 VAR argvars;
|
|
|
4246 VAR retvar;
|
|
|
4247 {
|
|
|
4248 char_u *fname;
|
|
|
4249 char_u *mods;
|
|
|
4250 int usedlen = 0;
|
|
|
4251 int len;
|
|
|
4252 char_u *fbuf = NULL;
|
|
|
4253 char_u buf[NUMBUFLEN];
|
|
|
4254
|
|
|
4255 fname = get_var_string(&argvars[0]);
|
|
|
4256 mods = get_var_string_buf(&argvars[1], buf);
|
|
|
4257 len = (int)STRLEN(fname);
|
|
|
4258
|
|
|
4259 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
4260
|
|
|
4261 retvar->var_type = VAR_STRING;
|
|
|
4262 if (fname == NULL)
|
|
|
4263 retvar->var_val.var_string = NULL;
|
|
|
4264 else
|
|
|
4265 retvar->var_val.var_string = vim_strnsave(fname, len);
|
|
|
4266 vim_free(fbuf);
|
|
|
4267 }
|
|
|
4268
|
|
|
4269 /*
|
|
|
4270 * "foldclosed()" function
|
|
|
4271 */
|
|
|
4272 static void
|
|
|
4273 f_foldclosed(argvars, retvar)
|
|
|
4274 VAR argvars;
|
|
|
4275 VAR retvar;
|
|
|
4276 {
|
|
|
4277 foldclosed_both(argvars, retvar, FALSE);
|
|
|
4278 }
|
|
|
4279
|
|
|
4280 /*
|
|
|
4281 * "foldclosedend()" function
|
|
|
4282 */
|
|
|
4283 static void
|
|
|
4284 f_foldclosedend(argvars, retvar)
|
|
|
4285 VAR argvars;
|
|
|
4286 VAR retvar;
|
|
|
4287 {
|
|
|
4288 foldclosed_both(argvars, retvar, TRUE);
|
|
|
4289 }
|
|
|
4290
|
|
|
4291 /*
|
|
|
4292 * "foldclosed()" function
|
|
|
4293 */
|
|
|
4294 static void
|
|
|
4295 foldclosed_both(argvars, retvar, end)
|
|
|
4296 VAR argvars;
|
|
|
4297 VAR retvar;
|
|
|
4298 int end;
|
|
|
4299 {
|
|
|
4300 #ifdef FEAT_FOLDING
|
|
|
4301 linenr_T lnum;
|
|
|
4302 linenr_T first, last;
|
|
|
4303
|
|
|
4304 lnum = get_var_lnum(argvars);
|
|
|
4305 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4306 {
|
|
|
4307 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
4308 {
|
|
|
4309 if (end)
|
|
|
4310 retvar->var_val.var_number = (varnumber_T)last;
|
|
|
4311 else
|
|
|
4312 retvar->var_val.var_number = (varnumber_T)first;
|
|
|
4313 return;
|
|
|
4314 }
|
|
|
4315 }
|
|
|
4316 #endif
|
|
|
4317 retvar->var_val.var_number = -1;
|
|
|
4318 }
|
|
|
4319
|
|
|
4320 /*
|
|
|
4321 * "foldlevel()" function
|
|
|
4322 */
|
|
|
4323 static void
|
|
|
4324 f_foldlevel(argvars, retvar)
|
|
|
4325 VAR argvars;
|
|
|
4326 VAR retvar;
|
|
|
4327 {
|
|
|
4328 #ifdef FEAT_FOLDING
|
|
|
4329 linenr_T lnum;
|
|
|
4330
|
|
|
4331 lnum = get_var_lnum(argvars);
|
|
|
4332 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4333 retvar->var_val.var_number = foldLevel(lnum);
|
|
|
4334 else
|
|
|
4335 #endif
|
|
|
4336 retvar->var_val.var_number = 0;
|
|
|
4337 }
|
|
|
4338
|
|
|
4339 /*
|
|
|
4340 * "foldtext()" function
|
|
|
4341 */
|
|
|
4342 /*ARGSUSED*/
|
|
|
4343 static void
|
|
|
4344 f_foldtext(argvars, retvar)
|
|
|
4345 VAR argvars;
|
|
|
4346 VAR retvar;
|
|
|
4347 {
|
|
|
4348 #ifdef FEAT_FOLDING
|
|
|
4349 linenr_T lnum;
|
|
|
4350 char_u *s;
|
|
|
4351 char_u *r;
|
|
|
4352 int len;
|
|
|
4353 char *txt;
|
|
|
4354 #endif
|
|
|
4355
|
|
|
4356 retvar->var_type = VAR_STRING;
|
|
|
4357 retvar->var_val.var_string = NULL;
|
|
|
4358 #ifdef FEAT_FOLDING
|
|
|
4359 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
4360 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
4361 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
4362 {
|
|
|
4363 /* Find first non-empty line in the fold. */
|
|
|
4364 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
4365 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
4366 {
|
|
|
4367 if (!linewhite(lnum))
|
|
|
4368 break;
|
|
|
4369 ++lnum;
|
|
|
4370 }
|
|
|
4371
|
|
|
4372 /* Find interesting text in this line. */
|
|
|
4373 s = skipwhite(ml_get(lnum));
|
|
|
4374 /* skip C comment-start */
|
|
|
4375 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
|
4376 s = skipwhite(s + 2);
|
|
|
4377 txt = _("+-%s%3ld lines: ");
|
|
|
4378 r = alloc((unsigned)(STRLEN(txt)
|
|
|
4379 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
4380 + 20 /* for %3ld */
|
|
|
4381 + STRLEN(s))); /* concatenated */
|
|
|
4382 if (r != NULL)
|
|
|
4383 {
|
|
|
4384 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
4385 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
4386 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
4387 len = (int)STRLEN(r);
|
|
|
4388 STRCAT(r, s);
|
|
|
4389 /* remove 'foldmarker' and 'commentstring' */
|
|
|
4390 foldtext_cleanup(r + len);
|
|
|
4391 retvar->var_val.var_string = r;
|
|
|
4392 }
|
|
|
4393 }
|
|
|
4394 #endif
|
|
|
4395 }
|
|
|
4396
|
|
|
4397 /*
|
|
|
4398 * "foreground()" function
|
|
|
4399 */
|
|
|
4400 /*ARGSUSED*/
|
|
|
4401 static void
|
|
|
4402 f_foreground(argvars, retvar)
|
|
|
4403 VAR argvars;
|
|
|
4404 VAR retvar;
|
|
|
4405 {
|
|
|
4406 retvar->var_val.var_number = 0;
|
|
|
4407 #ifdef FEAT_GUI
|
|
|
4408 if (gui.in_use)
|
|
|
4409 gui_mch_set_foreground();
|
|
|
4410 #else
|
|
|
4411 # ifdef WIN32
|
|
|
4412 win32_set_foreground();
|
|
|
4413 # endif
|
|
|
4414 #endif
|
|
|
4415 }
|
|
|
4416
|
|
|
4417 /*
|
|
|
4418 * "getchar()" function
|
|
|
4419 */
|
|
|
4420 static void
|
|
|
4421 f_getchar(argvars, retvar)
|
|
|
4422 VAR argvars;
|
|
|
4423 VAR retvar;
|
|
|
4424 {
|
|
|
4425 varnumber_T n;
|
|
|
4426
|
|
|
4427 ++no_mapping;
|
|
|
4428 ++allow_keys;
|
|
|
4429 if (argvars[0].var_type == VAR_UNKNOWN)
|
|
|
4430 /* getchar(): blocking wait. */
|
|
|
4431 n = safe_vgetc();
|
|
|
4432 else if (get_var_number(&argvars[0]) == 1)
|
|
|
4433 /* getchar(1): only check if char avail */
|
|
|
4434 n = vpeekc();
|
|
|
4435 else if (vpeekc() == NUL)
|
|
|
4436 /* getchar(0) and no char avail: return zero */
|
|
|
4437 n = 0;
|
|
|
4438 else
|
|
|
4439 /* getchar(0) and char avail: return char */
|
|
|
4440 n = safe_vgetc();
|
|
|
4441 --no_mapping;
|
|
|
4442 --allow_keys;
|
|
|
4443
|
|
|
4444 retvar->var_val.var_number = n;
|
|
|
4445 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
4446 {
|
|
|
4447 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
4448 int i = 0;
|
|
|
4449
|
|
|
4450 /* Turn a special key into three bytes, plus modifier. */
|
|
|
4451 if (mod_mask != 0)
|
|
|
4452 {
|
|
|
4453 temp[i++] = K_SPECIAL;
|
|
|
4454 temp[i++] = KS_MODIFIER;
|
|
|
4455 temp[i++] = mod_mask;
|
|
|
4456 }
|
|
|
4457 if (IS_SPECIAL(n))
|
|
|
4458 {
|
|
|
4459 temp[i++] = K_SPECIAL;
|
|
|
4460 temp[i++] = K_SECOND(n);
|
|
|
4461 temp[i++] = K_THIRD(n);
|
|
|
4462 }
|
|
|
4463 #ifdef FEAT_MBYTE
|
|
|
4464 else if (has_mbyte)
|
|
|
4465 i += (*mb_char2bytes)(n, temp + i);
|
|
|
4466 #endif
|
|
|
4467 else
|
|
|
4468 temp[i++] = n;
|
|
|
4469 temp[i++] = NUL;
|
|
|
4470 retvar->var_type = VAR_STRING;
|
|
|
4471 retvar->var_val.var_string = vim_strsave(temp);
|
|
|
4472 }
|
|
|
4473 }
|
|
|
4474
|
|
|
4475 /*
|
|
|
4476 * "getcharmod()" function
|
|
|
4477 */
|
|
|
4478 /*ARGSUSED*/
|
|
|
4479 static void
|
|
|
4480 f_getcharmod(argvars, retvar)
|
|
|
4481 VAR argvars;
|
|
|
4482 VAR retvar;
|
|
|
4483 {
|
|
|
4484 retvar->var_val.var_number = mod_mask;
|
|
|
4485 }
|
|
|
4486
|
|
|
4487 /*
|
|
|
4488 * "getcmdline()" function
|
|
|
4489 */
|
|
|
4490 /*ARGSUSED*/
|
|
|
4491 static void
|
|
|
4492 f_getcmdline(argvars, retvar)
|
|
|
4493 VAR argvars;
|
|
|
4494 VAR retvar;
|
|
|
4495 {
|
|
|
4496 retvar->var_type = VAR_STRING;
|
|
|
4497 retvar->var_val.var_string = get_cmdline_str();
|
|
|
4498 }
|
|
|
4499
|
|
|
4500 /*
|
|
|
4501 * "getcmdpos()" function
|
|
|
4502 */
|
|
|
4503 /*ARGSUSED*/
|
|
|
4504 static void
|
|
|
4505 f_getcmdpos(argvars, retvar)
|
|
|
4506 VAR argvars;
|
|
|
4507 VAR retvar;
|
|
|
4508 {
|
|
|
4509 retvar->var_val.var_number = get_cmdline_pos() + 1;
|
|
|
4510 }
|
|
|
4511
|
|
|
4512 /*
|
|
|
4513 * "getbufvar()" function
|
|
|
4514 */
|
|
|
4515 static void
|
|
|
4516 f_getbufvar(argvars, retvar)
|
|
|
4517 VAR argvars;
|
|
|
4518 VAR retvar;
|
|
|
4519 {
|
|
|
4520 buf_T *buf;
|
|
|
4521 buf_T *save_curbuf;
|
|
|
4522 char_u *varname;
|
|
|
4523 VAR v;
|
|
|
4524
|
|
|
4525 ++emsg_off;
|
|
|
4526 buf = get_buf_var(&argvars[0]);
|
|
|
4527 varname = get_var_string(&argvars[1]);
|
|
|
4528
|
|
|
4529 retvar->var_type = VAR_STRING;
|
|
|
4530 retvar->var_val.var_string = NULL;
|
|
|
4531
|
|
|
4532 if (buf != NULL && varname != NULL)
|
|
|
4533 {
|
|
|
4534 if (*varname == '&') /* buffer-local-option */
|
|
|
4535 {
|
|
|
4536 /* set curbuf to be our buf, temporarily */
|
|
|
4537 save_curbuf = curbuf;
|
|
|
4538 curbuf = buf;
|
|
|
4539
|
|
|
4540 get_option_var(&varname, retvar, TRUE);
|
|
|
4541
|
|
|
4542 /* restore previous notion of curbuf */
|
|
|
4543 curbuf = save_curbuf;
|
|
|
4544 }
|
|
|
4545 else
|
|
|
4546 {
|
|
|
4547 /* look up the variable */
|
|
|
4548 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
4549 if (v != NULL)
|
|
|
4550 copy_var(v, retvar);
|
|
|
4551 }
|
|
|
4552 }
|
|
|
4553
|
|
|
4554 --emsg_off;
|
|
|
4555 }
|
|
|
4556
|
|
|
4557 /*
|
|
|
4558 * "getcwd()" function
|
|
|
4559 */
|
|
|
4560 /*ARGSUSED*/
|
|
|
4561 static void
|
|
|
4562 f_getcwd(argvars, retvar)
|
|
|
4563 VAR argvars;
|
|
|
4564 VAR retvar;
|
|
|
4565 {
|
|
|
4566 char_u cwd[MAXPATHL];
|
|
|
4567
|
|
|
4568 retvar->var_type = VAR_STRING;
|
|
|
4569 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
|
4570 retvar->var_val.var_string = NULL;
|
|
|
4571 else
|
|
|
4572 {
|
|
|
4573 retvar->var_val.var_string = vim_strsave(cwd);
|
|
|
4574 #ifdef BACKSLASH_IN_FILENAME
|
|
|
4575 slash_adjust(retvar->var_val.var_string);
|
|
|
4576 #endif
|
|
|
4577 }
|
|
|
4578 }
|
|
|
4579
|
|
|
4580 /*
|
|
|
4581 * "getfsize({fname})" function
|
|
|
4582 */
|
|
|
4583 static void
|
|
|
4584 f_getfsize(argvars, retvar)
|
|
|
4585 VAR argvars;
|
|
|
4586 VAR retvar;
|
|
|
4587 {
|
|
|
4588 char_u *fname;
|
|
|
4589 struct stat st;
|
|
|
4590
|
|
|
4591 fname = get_var_string(&argvars[0]);
|
|
|
4592
|
|
|
4593 retvar->var_type = VAR_NUMBER;
|
|
|
4594
|
|
|
4595 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4596 {
|
|
|
4597 if (mch_isdir(fname))
|
|
|
4598 retvar->var_val.var_number = 0;
|
|
|
4599 else
|
|
|
4600 retvar->var_val.var_number = (varnumber_T)st.st_size;
|
|
|
4601 }
|
|
|
4602 else
|
|
|
4603 retvar->var_val.var_number = -1;
|
|
|
4604 }
|
|
|
4605
|
|
|
4606 /*
|
|
|
4607 * "getftime({fname})" function
|
|
|
4608 */
|
|
|
4609 static void
|
|
|
4610 f_getftime(argvars, retvar)
|
|
|
4611 VAR argvars;
|
|
|
4612 VAR retvar;
|
|
|
4613 {
|
|
|
4614 char_u *fname;
|
|
|
4615 struct stat st;
|
|
|
4616
|
|
|
4617 fname = get_var_string(&argvars[0]);
|
|
|
4618
|
|
|
4619 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
4620 retvar->var_val.var_number = (varnumber_T)st.st_mtime;
|
|
|
4621 else
|
|
|
4622 retvar->var_val.var_number = -1;
|
|
|
4623 }
|
|
|
4624
|
|
|
4625 /*
|
|
|
4626 * "getreg()" function
|
|
|
4627 */
|
|
|
4628 static void
|
|
|
4629 f_getreg(argvars, retvar)
|
|
|
4630 VAR argvars;
|
|
|
4631 VAR retvar;
|
|
|
4632 {
|
|
|
4633 char_u *strregname;
|
|
|
4634 int regname;
|
|
|
4635
|
|
|
4636 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
4637 strregname = get_var_string(&argvars[0]);
|
|
|
4638 else
|
|
|
4639 strregname = vimvars[VV_REG].val;
|
|
|
4640 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
4641 if (regname == 0)
|
|
|
4642 regname = '"';
|
|
|
4643
|
|
|
4644 retvar->var_type = VAR_STRING;
|
|
|
4645 retvar->var_val.var_string = get_reg_contents(regname, TRUE);
|
|
|
4646 }
|
|
|
4647
|
|
|
4648 /*
|
|
|
4649 * "getregtype()" function
|
|
|
4650 */
|
|
|
4651 static void
|
|
|
4652 f_getregtype(argvars, retvar)
|
|
|
4653 VAR argvars;
|
|
|
4654 VAR retvar;
|
|
|
4655 {
|
|
|
4656 char_u *strregname;
|
|
|
4657 int regname;
|
|
|
4658 char_u buf[NUMBUFLEN + 2];
|
|
|
4659 long reglen = 0;
|
|
|
4660
|
|
|
4661 if (argvars[0].var_type != VAR_UNKNOWN)
|
|
|
4662 strregname = get_var_string(&argvars[0]);
|
|
|
4663 else
|
|
|
4664 /* Default to v:register */
|
|
|
4665 strregname = vimvars[VV_REG].val;
|
|
|
4666
|
|
|
4667 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
4668 if (regname == 0)
|
|
|
4669 regname = '"';
|
|
|
4670
|
|
|
4671 buf[0] = NUL;
|
|
|
4672 buf[1] = NUL;
|
|
|
4673 switch (get_reg_type(regname, ®len))
|
|
|
4674 {
|
|
|
4675 case MLINE: buf[0] = 'V'; break;
|
|
|
4676 case MCHAR: buf[0] = 'v'; break;
|
|
|
4677 #ifdef FEAT_VISUAL
|
|
|
4678 case MBLOCK:
|
|
|
4679 buf[0] = Ctrl_V;
|
|
|
4680 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
4681 break;
|
|
|
4682 #endif
|
|
|
4683 }
|
|
|
4684 retvar->var_type = VAR_STRING;
|
|
|
4685 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
4686 }
|
|
|
4687
|
|
|
4688 /*
|
|
|
4689 * "getline(lnum)" function
|
|
|
4690 */
|
|
|
4691 static void
|
|
|
4692 f_getline(argvars, retvar)
|
|
|
4693 VAR argvars;
|
|
|
4694 VAR retvar;
|
|
|
4695 {
|
|
|
4696 linenr_T lnum;
|
|
|
4697 char_u *p;
|
|
|
4698
|
|
|
4699 lnum = get_var_lnum(argvars);
|
|
|
4700
|
|
|
4701 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4702 p = ml_get(lnum);
|
|
|
4703 else
|
|
|
4704 p = (char_u *)"";
|
|
|
4705
|
|
|
4706 retvar->var_type = VAR_STRING;
|
|
|
4707 retvar->var_val.var_string = vim_strsave(p);
|
|
|
4708 }
|
|
|
4709
|
|
|
4710 /*
|
|
|
4711 * "getwinposx()" function
|
|
|
4712 */
|
|
|
4713 /*ARGSUSED*/
|
|
|
4714 static void
|
|
|
4715 f_getwinposx(argvars, retvar)
|
|
|
4716 VAR argvars;
|
|
|
4717 VAR retvar;
|
|
|
4718 {
|
|
|
4719 retvar->var_val.var_number = -1;
|
|
|
4720 #ifdef FEAT_GUI
|
|
|
4721 if (gui.in_use)
|
|
|
4722 {
|
|
|
4723 int x, y;
|
|
|
4724
|
|
|
4725 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
|
4726 retvar->var_val.var_number = x;
|
|
|
4727 }
|
|
|
4728 #endif
|
|
|
4729 }
|
|
|
4730
|
|
|
4731 /*
|
|
|
4732 * "getwinposy()" function
|
|
|
4733 */
|
|
|
4734 /*ARGSUSED*/
|
|
|
4735 static void
|
|
|
4736 f_getwinposy(argvars, retvar)
|
|
|
4737 VAR argvars;
|
|
|
4738 VAR retvar;
|
|
|
4739 {
|
|
|
4740 retvar->var_val.var_number = -1;
|
|
|
4741 #ifdef FEAT_GUI
|
|
|
4742 if (gui.in_use)
|
|
|
4743 {
|
|
|
4744 int x, y;
|
|
|
4745
|
|
|
4746 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
|
4747 retvar->var_val.var_number = y;
|
|
|
4748 }
|
|
|
4749 #endif
|
|
|
4750 }
|
|
|
4751
|
|
|
4752 /*
|
|
|
4753 * "getwinvar()" function
|
|
|
4754 */
|
|
|
4755 static void
|
|
|
4756 f_getwinvar(argvars, retvar)
|
|
|
4757 VAR argvars;
|
|
|
4758 VAR retvar;
|
|
|
4759 {
|
|
|
4760 win_T *win, *oldcurwin;
|
|
|
4761 char_u *varname;
|
|
|
4762 VAR v;
|
|
|
4763
|
|
|
4764 ++emsg_off;
|
|
|
4765 win = find_win_by_nr(&argvars[0]);
|
|
|
4766 varname = get_var_string(&argvars[1]);
|
|
|
4767
|
|
|
4768 retvar->var_type = VAR_STRING;
|
|
|
4769 retvar->var_val.var_string = NULL;
|
|
|
4770
|
|
|
4771 if (win != NULL && varname != NULL)
|
|
|
4772 {
|
|
|
4773 if (*varname == '&') /* window-local-option */
|
|
|
4774 {
|
|
|
4775 /* set curwin to be our win, temporarily */
|
|
|
4776 oldcurwin = curwin;
|
|
|
4777 curwin = win;
|
|
|
4778
|
|
|
4779 get_option_var(&varname, retvar , 1);
|
|
|
4780
|
|
|
4781 /* restore previous notion of curwin */
|
|
|
4782 curwin = oldcurwin;
|
|
|
4783 }
|
|
|
4784 else
|
|
|
4785 {
|
|
|
4786 /* look up the variable */
|
|
|
4787 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
4788 if (v != NULL)
|
|
|
4789 copy_var(v, retvar);
|
|
|
4790 }
|
|
|
4791 }
|
|
|
4792
|
|
|
4793 --emsg_off;
|
|
|
4794 }
|
|
|
4795
|
|
|
4796 /*
|
|
|
4797 * "glob()" function
|
|
|
4798 */
|
|
|
4799 static void
|
|
|
4800 f_glob(argvars, retvar)
|
|
|
4801 VAR argvars;
|
|
|
4802 VAR retvar;
|
|
|
4803 {
|
|
|
4804 expand_T xpc;
|
|
|
4805
|
|
|
4806 ExpandInit(&xpc);
|
|
|
4807 xpc.xp_context = EXPAND_FILES;
|
|
|
4808 retvar->var_type = VAR_STRING;
|
|
|
4809 retvar->var_val.var_string = ExpandOne(&xpc, get_var_string(&argvars[0]),
|
|
|
4810 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
4811 ExpandCleanup(&xpc);
|
|
|
4812 }
|
|
|
4813
|
|
|
4814 /*
|
|
|
4815 * "globpath()" function
|
|
|
4816 */
|
|
|
4817 static void
|
|
|
4818 f_globpath(argvars, retvar)
|
|
|
4819 VAR argvars;
|
|
|
4820 VAR retvar;
|
|
|
4821 {
|
|
|
4822 char_u buf1[NUMBUFLEN];
|
|
|
4823
|
|
|
4824 retvar->var_type = VAR_STRING;
|
|
|
4825 retvar->var_val.var_string = globpath(get_var_string(&argvars[0]),
|
|
|
4826 get_var_string_buf(&argvars[1], buf1));
|
|
|
4827 }
|
|
|
4828
|
|
|
4829 /*
|
|
|
4830 * "has()" function
|
|
|
4831 */
|
|
|
4832 static void
|
|
|
4833 f_has(argvars, retvar)
|
|
|
4834 VAR argvars;
|
|
|
4835 VAR retvar;
|
|
|
4836 {
|
|
|
4837 int i;
|
|
|
4838 char_u *name;
|
|
|
4839 int n = FALSE;
|
|
|
4840 static char *(has_list[]) =
|
|
|
4841 {
|
|
|
4842 #ifdef AMIGA
|
|
|
4843 "amiga",
|
|
|
4844 # ifdef FEAT_ARP
|
|
|
4845 "arp",
|
|
|
4846 # endif
|
|
|
4847 #endif
|
|
|
4848 #ifdef __BEOS__
|
|
|
4849 "beos",
|
|
|
4850 #endif
|
|
|
4851 #ifdef MSDOS
|
|
|
4852 # ifdef DJGPP
|
|
|
4853 "dos32",
|
|
|
4854 # else
|
|
|
4855 "dos16",
|
|
|
4856 # endif
|
|
|
4857 #endif
|
|
|
4858 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
4859 "mac",
|
|
|
4860 #endif
|
|
|
4861 #if defined(MACOS_X_UNIX)
|
|
|
4862 "macunix",
|
|
|
4863 #endif
|
|
|
4864 #ifdef OS2
|
|
|
4865 "os2",
|
|
|
4866 #endif
|
|
|
4867 #ifdef __QNX__
|
|
|
4868 "qnx",
|
|
|
4869 #endif
|
|
|
4870 #ifdef RISCOS
|
|
|
4871 "riscos",
|
|
|
4872 #endif
|
|
|
4873 #ifdef UNIX
|
|
|
4874 "unix",
|
|
|
4875 #endif
|
|
|
4876 #ifdef VMS
|
|
|
4877 "vms",
|
|
|
4878 #endif
|
|
|
4879 #ifdef WIN16
|
|
|
4880 "win16",
|
|
|
4881 #endif
|
|
|
4882 #ifdef WIN32
|
|
|
4883 "win32",
|
|
|
4884 #endif
|
|
|
4885 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
4886 "win32unix",
|
|
|
4887 #endif
|
|
|
4888 #ifdef WIN64
|
|
|
4889 "win64",
|
|
|
4890 #endif
|
|
|
4891 #ifdef EBCDIC
|
|
|
4892 "ebcdic",
|
|
|
4893 #endif
|
|
|
4894 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
4895 "fname_case",
|
|
|
4896 #endif
|
|
|
4897 #ifdef FEAT_ARABIC
|
|
|
4898 "arabic",
|
|
|
4899 #endif
|
|
|
4900 #ifdef FEAT_AUTOCMD
|
|
|
4901 "autocmd",
|
|
|
4902 #endif
|
|
|
4903 #ifdef FEAT_BEVAL
|
|
|
4904 "balloon_eval",
|
|
|
4905 #endif
|
|
|
4906 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
4907 "builtin_terms",
|
|
|
4908 # ifdef ALL_BUILTIN_TCAPS
|
|
|
4909 "all_builtin_terms",
|
|
|
4910 # endif
|
|
|
4911 #endif
|
|
|
4912 #ifdef FEAT_BYTEOFF
|
|
|
4913 "byte_offset",
|
|
|
4914 #endif
|
|
|
4915 #ifdef FEAT_CINDENT
|
|
|
4916 "cindent",
|
|
|
4917 #endif
|
|
|
4918 #ifdef FEAT_CLIENTSERVER
|
|
|
4919 "clientserver",
|
|
|
4920 #endif
|
|
|
4921 #ifdef FEAT_CLIPBOARD
|
|
|
4922 "clipboard",
|
|
|
4923 #endif
|
|
|
4924 #ifdef FEAT_CMDL_COMPL
|
|
|
4925 "cmdline_compl",
|
|
|
4926 #endif
|
|
|
4927 #ifdef FEAT_CMDHIST
|
|
|
4928 "cmdline_hist",
|
|
|
4929 #endif
|
|
|
4930 #ifdef FEAT_COMMENTS
|
|
|
4931 "comments",
|
|
|
4932 #endif
|
|
|
4933 #ifdef FEAT_CRYPT
|
|
|
4934 "cryptv",
|
|
|
4935 #endif
|
|
|
4936 #ifdef FEAT_CSCOPE
|
|
|
4937 "cscope",
|
|
|
4938 #endif
|
|
|
4939 #ifdef DEBUG
|
|
|
4940 "debug",
|
|
|
4941 #endif
|
|
|
4942 #ifdef FEAT_CON_DIALOG
|
|
|
4943 "dialog_con",
|
|
|
4944 #endif
|
|
|
4945 #ifdef FEAT_GUI_DIALOG
|
|
|
4946 "dialog_gui",
|
|
|
4947 #endif
|
|
|
4948 #ifdef FEAT_DIFF
|
|
|
4949 "diff",
|
|
|
4950 #endif
|
|
|
4951 #ifdef FEAT_DIGRAPHS
|
|
|
4952 "digraphs",
|
|
|
4953 #endif
|
|
|
4954 #ifdef FEAT_DND
|
|
|
4955 "dnd",
|
|
|
4956 #endif
|
|
|
4957 #ifdef FEAT_EMACS_TAGS
|
|
|
4958 "emacs_tags",
|
|
|
4959 #endif
|
|
|
4960 "eval", /* always present, of course! */
|
|
|
4961 #ifdef FEAT_EX_EXTRA
|
|
|
4962 "ex_extra",
|
|
|
4963 #endif
|
|
|
4964 #ifdef FEAT_SEARCH_EXTRA
|
|
|
4965 "extra_search",
|
|
|
4966 #endif
|
|
|
4967 #ifdef FEAT_FKMAP
|
|
|
4968 "farsi",
|
|
|
4969 #endif
|
|
|
4970 #ifdef FEAT_SEARCHPATH
|
|
|
4971 "file_in_path",
|
|
|
4972 #endif
|
|
|
4973 #ifdef FEAT_FIND_ID
|
|
|
4974 "find_in_path",
|
|
|
4975 #endif
|
|
|
4976 #ifdef FEAT_FOLDING
|
|
|
4977 "folding",
|
|
|
4978 #endif
|
|
|
4979 #ifdef FEAT_FOOTER
|
|
|
4980 "footer",
|
|
|
4981 #endif
|
|
|
4982 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
4983 "fork",
|
|
|
4984 #endif
|
|
|
4985 #ifdef FEAT_GETTEXT
|
|
|
4986 "gettext",
|
|
|
4987 #endif
|
|
|
4988 #ifdef FEAT_GUI
|
|
|
4989 "gui",
|
|
|
4990 #endif
|
|
|
4991 #ifdef FEAT_GUI_ATHENA
|
|
|
4992 # ifdef FEAT_GUI_NEXTAW
|
|
|
4993 "gui_neXtaw",
|
|
|
4994 # else
|
|
|
4995 "gui_athena",
|
|
|
4996 # endif
|
|
|
4997 #endif
|
|
|
4998 #ifdef FEAT_GUI_BEOS
|
|
|
4999 "gui_beos",
|
|
|
5000 #endif
|
|
11
|
5001 #ifdef FEAT_GUI_KDE
|
|
|
5002 "gui_kde",
|
|
|
5003 #endif
|
|
7
|
5004 #ifdef FEAT_GUI_GTK
|
|
|
5005 "gui_gtk",
|
|
|
5006 # ifdef HAVE_GTK2
|
|
|
5007 "gui_gtk2",
|
|
|
5008 # endif
|
|
|
5009 #endif
|
|
|
5010 #ifdef FEAT_GUI_MAC
|
|
|
5011 "gui_mac",
|
|
|
5012 #endif
|
|
|
5013 #ifdef FEAT_GUI_MOTIF
|
|
|
5014 "gui_motif",
|
|
|
5015 #endif
|
|
|
5016 #ifdef FEAT_GUI_PHOTON
|
|
|
5017 "gui_photon",
|
|
|
5018 #endif
|
|
|
5019 #ifdef FEAT_GUI_W16
|
|
|
5020 "gui_win16",
|
|
|
5021 #endif
|
|
|
5022 #ifdef FEAT_GUI_W32
|
|
|
5023 "gui_win32",
|
|
|
5024 #endif
|
|
|
5025 #ifdef FEAT_HANGULIN
|
|
|
5026 "hangul_input",
|
|
|
5027 #endif
|
|
|
5028 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
5029 "iconv",
|
|
|
5030 #endif
|
|
|
5031 #ifdef FEAT_INS_EXPAND
|
|
|
5032 "insert_expand",
|
|
|
5033 #endif
|
|
|
5034 #ifdef FEAT_JUMPLIST
|
|
|
5035 "jumplist",
|
|
|
5036 #endif
|
|
|
5037 #ifdef FEAT_KEYMAP
|
|
|
5038 "keymap",
|
|
|
5039 #endif
|
|
|
5040 #ifdef FEAT_LANGMAP
|
|
|
5041 "langmap",
|
|
|
5042 #endif
|
|
|
5043 #ifdef FEAT_LIBCALL
|
|
|
5044 "libcall",
|
|
|
5045 #endif
|
|
|
5046 #ifdef FEAT_LINEBREAK
|
|
|
5047 "linebreak",
|
|
|
5048 #endif
|
|
|
5049 #ifdef FEAT_LISP
|
|
|
5050 "lispindent",
|
|
|
5051 #endif
|
|
|
5052 #ifdef FEAT_LISTCMDS
|
|
|
5053 "listcmds",
|
|
|
5054 #endif
|
|
|
5055 #ifdef FEAT_LOCALMAP
|
|
|
5056 "localmap",
|
|
|
5057 #endif
|
|
|
5058 #ifdef FEAT_MENU
|
|
|
5059 "menu",
|
|
|
5060 #endif
|
|
|
5061 #ifdef FEAT_SESSION
|
|
|
5062 "mksession",
|
|
|
5063 #endif
|
|
|
5064 #ifdef FEAT_MODIFY_FNAME
|
|
|
5065 "modify_fname",
|
|
|
5066 #endif
|
|
|
5067 #ifdef FEAT_MOUSE
|
|
|
5068 "mouse",
|
|
|
5069 #endif
|
|
|
5070 #ifdef FEAT_MOUSESHAPE
|
|
|
5071 "mouseshape",
|
|
|
5072 #endif
|
|
|
5073 #if defined(UNIX) || defined(VMS)
|
|
|
5074 # ifdef FEAT_MOUSE_DEC
|
|
|
5075 "mouse_dec",
|
|
|
5076 # endif
|
|
|
5077 # ifdef FEAT_MOUSE_GPM
|
|
|
5078 "mouse_gpm",
|
|
|
5079 # endif
|
|
|
5080 # ifdef FEAT_MOUSE_JSB
|
|
|
5081 "mouse_jsbterm",
|
|
|
5082 # endif
|
|
|
5083 # ifdef FEAT_MOUSE_NET
|
|
|
5084 "mouse_netterm",
|
|
|
5085 # endif
|
|
|
5086 # ifdef FEAT_MOUSE_PTERM
|
|
|
5087 "mouse_pterm",
|
|
|
5088 # endif
|
|
|
5089 # ifdef FEAT_MOUSE_XTERM
|
|
|
5090 "mouse_xterm",
|
|
|
5091 # endif
|
|
|
5092 #endif
|
|
|
5093 #ifdef FEAT_MBYTE
|
|
|
5094 "multi_byte",
|
|
|
5095 #endif
|
|
|
5096 #ifdef FEAT_MBYTE_IME
|
|
|
5097 "multi_byte_ime",
|
|
|
5098 #endif
|
|
|
5099 #ifdef FEAT_MULTI_LANG
|
|
|
5100 "multi_lang",
|
|
|
5101 #endif
|
|
14
|
5102 #ifdef FEAT_MZSCHEME
|
|
|
5103 "mzscheme",
|
|
|
5104 #endif
|
|
7
|
5105 #ifdef FEAT_OLE
|
|
|
5106 "ole",
|
|
|
5107 #endif
|
|
|
5108 #ifdef FEAT_OSFILETYPE
|
|
|
5109 "osfiletype",
|
|
|
5110 #endif
|
|
|
5111 #ifdef FEAT_PATH_EXTRA
|
|
|
5112 "path_extra",
|
|
|
5113 #endif
|
|
|
5114 #ifdef FEAT_PERL
|
|
|
5115 #ifndef DYNAMIC_PERL
|
|
|
5116 "perl",
|
|
|
5117 #endif
|
|
|
5118 #endif
|
|
|
5119 #ifdef FEAT_PYTHON
|
|
|
5120 #ifndef DYNAMIC_PYTHON
|
|
|
5121 "python",
|
|
|
5122 #endif
|
|
|
5123 #endif
|
|
|
5124 #ifdef FEAT_POSTSCRIPT
|
|
|
5125 "postscript",
|
|
|
5126 #endif
|
|
|
5127 #ifdef FEAT_PRINTER
|
|
|
5128 "printer",
|
|
|
5129 #endif
|
|
|
5130 #ifdef FEAT_QUICKFIX
|
|
|
5131 "quickfix",
|
|
|
5132 #endif
|
|
|
5133 #ifdef FEAT_RIGHTLEFT
|
|
|
5134 "rightleft",
|
|
|
5135 #endif
|
|
|
5136 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
5137 "ruby",
|
|
|
5138 #endif
|
|
|
5139 #ifdef FEAT_SCROLLBIND
|
|
|
5140 "scrollbind",
|
|
|
5141 #endif
|
|
|
5142 #ifdef FEAT_CMDL_INFO
|
|
|
5143 "showcmd",
|
|
|
5144 "cmdline_info",
|
|
|
5145 #endif
|
|
|
5146 #ifdef FEAT_SIGNS
|
|
|
5147 "signs",
|
|
|
5148 #endif
|
|
|
5149 #ifdef FEAT_SMARTINDENT
|
|
|
5150 "smartindent",
|
|
|
5151 #endif
|
|
|
5152 #ifdef FEAT_SNIFF
|
|
|
5153 "sniff",
|
|
|
5154 #endif
|
|
|
5155 #ifdef FEAT_STL_OPT
|
|
|
5156 "statusline",
|
|
|
5157 #endif
|
|
|
5158 #ifdef FEAT_SUN_WORKSHOP
|
|
|
5159 "sun_workshop",
|
|
|
5160 #endif
|
|
|
5161 #ifdef FEAT_NETBEANS_INTG
|
|
|
5162 "netbeans_intg",
|
|
|
5163 #endif
|
|
|
5164 #ifdef FEAT_SYN_HL
|
|
|
5165 "syntax",
|
|
|
5166 #endif
|
|
|
5167 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
5168 "system",
|
|
|
5169 #endif
|
|
|
5170 #ifdef FEAT_TAG_BINS
|
|
|
5171 "tag_binary",
|
|
|
5172 #endif
|
|
|
5173 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
5174 "tag_old_static",
|
|
|
5175 #endif
|
|
|
5176 #ifdef FEAT_TAG_ANYWHITE
|
|
|
5177 "tag_any_white",
|
|
|
5178 #endif
|
|
|
5179 #ifdef FEAT_TCL
|
|
|
5180 # ifndef DYNAMIC_TCL
|
|
|
5181 "tcl",
|
|
|
5182 # endif
|
|
|
5183 #endif
|
|
|
5184 #ifdef TERMINFO
|
|
|
5185 "terminfo",
|
|
|
5186 #endif
|
|
|
5187 #ifdef FEAT_TERMRESPONSE
|
|
|
5188 "termresponse",
|
|
|
5189 #endif
|
|
|
5190 #ifdef FEAT_TEXTOBJ
|
|
|
5191 "textobjects",
|
|
|
5192 #endif
|
|
|
5193 #ifdef HAVE_TGETENT
|
|
|
5194 "tgetent",
|
|
|
5195 #endif
|
|
|
5196 #ifdef FEAT_TITLE
|
|
|
5197 "title",
|
|
|
5198 #endif
|
|
|
5199 #ifdef FEAT_TOOLBAR
|
|
|
5200 "toolbar",
|
|
|
5201 #endif
|
|
|
5202 #ifdef FEAT_USR_CMDS
|
|
|
5203 "user-commands", /* was accidentally included in 5.4 */
|
|
|
5204 "user_commands",
|
|
|
5205 #endif
|
|
|
5206 #ifdef FEAT_VIMINFO
|
|
|
5207 "viminfo",
|
|
|
5208 #endif
|
|
|
5209 #ifdef FEAT_VERTSPLIT
|
|
|
5210 "vertsplit",
|
|
|
5211 #endif
|
|
|
5212 #ifdef FEAT_VIRTUALEDIT
|
|
|
5213 "virtualedit",
|
|
|
5214 #endif
|
|
|
5215 #ifdef FEAT_VISUAL
|
|
|
5216 "visual",
|
|
|
5217 #endif
|
|
|
5218 #ifdef FEAT_VISUALEXTRA
|
|
|
5219 "visualextra",
|
|
|
5220 #endif
|
|
|
5221 #ifdef FEAT_VREPLACE
|
|
|
5222 "vreplace",
|
|
|
5223 #endif
|
|
|
5224 #ifdef FEAT_WILDIGN
|
|
|
5225 "wildignore",
|
|
|
5226 #endif
|
|
|
5227 #ifdef FEAT_WILDMENU
|
|
|
5228 "wildmenu",
|
|
|
5229 #endif
|
|
|
5230 #ifdef FEAT_WINDOWS
|
|
|
5231 "windows",
|
|
|
5232 #endif
|
|
|
5233 #ifdef FEAT_WAK
|
|
|
5234 "winaltkeys",
|
|
|
5235 #endif
|
|
|
5236 #ifdef FEAT_WRITEBACKUP
|
|
|
5237 "writebackup",
|
|
|
5238 #endif
|
|
|
5239 #ifdef FEAT_XIM
|
|
|
5240 "xim",
|
|
|
5241 #endif
|
|
|
5242 #ifdef FEAT_XFONTSET
|
|
|
5243 "xfontset",
|
|
|
5244 #endif
|
|
|
5245 #ifdef USE_XSMP
|
|
|
5246 "xsmp",
|
|
|
5247 #endif
|
|
|
5248 #ifdef USE_XSMP_INTERACT
|
|
|
5249 "xsmp_interact",
|
|
|
5250 #endif
|
|
|
5251 #ifdef FEAT_XCLIPBOARD
|
|
|
5252 "xterm_clipboard",
|
|
|
5253 #endif
|
|
|
5254 #ifdef FEAT_XTERM_SAVE
|
|
|
5255 "xterm_save",
|
|
|
5256 #endif
|
|
|
5257 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
5258 "X11",
|
|
|
5259 #endif
|
|
|
5260 NULL
|
|
|
5261 };
|
|
|
5262
|
|
|
5263 name = get_var_string(&argvars[0]);
|
|
|
5264 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
5265 if (STRICMP(name, has_list[i]) == 0)
|
|
|
5266 {
|
|
|
5267 n = TRUE;
|
|
|
5268 break;
|
|
|
5269 }
|
|
|
5270
|
|
|
5271 if (n == FALSE)
|
|
|
5272 {
|
|
|
5273 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
5274 n = has_patch(atoi((char *)name + 5));
|
|
|
5275 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
5276 n = (starting != 0);
|
|
|
5277 #ifdef DYNAMIC_TCL
|
|
|
5278 else if (STRICMP(name, "tcl") == 0)
|
|
|
5279 n = tcl_enabled(FALSE);
|
|
|
5280 #endif
|
|
|
5281 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
5282 else if (STRICMP(name, "iconv") == 0)
|
|
|
5283 n = iconv_enabled(FALSE);
|
|
|
5284 #endif
|
|
|
5285 #ifdef DYNAMIC_RUBY
|
|
|
5286 else if (STRICMP(name, "ruby") == 0)
|
|
|
5287 n = ruby_enabled(FALSE);
|
|
|
5288 #endif
|
|
|
5289 #ifdef DYNAMIC_PYTHON
|
|
|
5290 else if (STRICMP(name, "python") == 0)
|
|
|
5291 n = python_enabled(FALSE);
|
|
|
5292 #endif
|
|
|
5293 #ifdef DYNAMIC_PERL
|
|
|
5294 else if (STRICMP(name, "perl") == 0)
|
|
|
5295 n = perl_enabled(FALSE);
|
|
|
5296 #endif
|
|
|
5297 #ifdef FEAT_GUI
|
|
|
5298 else if (STRICMP(name, "gui_running") == 0)
|
|
|
5299 n = (gui.in_use || gui.starting);
|
|
|
5300 # ifdef FEAT_GUI_W32
|
|
|
5301 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
5302 n = gui_is_win32s();
|
|
|
5303 # endif
|
|
|
5304 # ifdef FEAT_BROWSE
|
|
|
5305 else if (STRICMP(name, "browse") == 0)
|
|
|
5306 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
5307 # endif
|
|
|
5308 #endif
|
|
|
5309 #ifdef FEAT_SYN_HL
|
|
|
5310 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
5311 n = syntax_present(curbuf);
|
|
|
5312 #endif
|
|
|
5313 #if defined(WIN3264)
|
|
|
5314 else if (STRICMP(name, "win95") == 0)
|
|
|
5315 n = mch_windows95();
|
|
|
5316 #endif
|
|
|
5317 }
|
|
|
5318
|
|
|
5319 retvar->var_val.var_number = n;
|
|
|
5320 }
|
|
|
5321
|
|
|
5322 /*
|
|
|
5323 * "hasmapto()" function
|
|
|
5324 */
|
|
|
5325 static void
|
|
|
5326 f_hasmapto(argvars, retvar)
|
|
|
5327 VAR argvars;
|
|
|
5328 VAR retvar;
|
|
|
5329 {
|
|
|
5330 char_u *name;
|
|
|
5331 char_u *mode;
|
|
|
5332 char_u buf[NUMBUFLEN];
|
|
|
5333
|
|
|
5334 name = get_var_string(&argvars[0]);
|
|
|
5335 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5336 mode = (char_u *)"nvo";
|
|
|
5337 else
|
|
|
5338 mode = get_var_string_buf(&argvars[1], buf);
|
|
|
5339
|
|
|
5340 if (map_to_exists(name, mode))
|
|
|
5341 retvar->var_val.var_number = TRUE;
|
|
|
5342 else
|
|
|
5343 retvar->var_val.var_number = FALSE;
|
|
|
5344 }
|
|
|
5345
|
|
|
5346 /*
|
|
|
5347 * "histadd()" function
|
|
|
5348 */
|
|
|
5349 /*ARGSUSED*/
|
|
|
5350 static void
|
|
|
5351 f_histadd(argvars, retvar)
|
|
|
5352 VAR argvars;
|
|
|
5353 VAR retvar;
|
|
|
5354 {
|
|
|
5355 #ifdef FEAT_CMDHIST
|
|
|
5356 int histype;
|
|
|
5357 char_u *str;
|
|
|
5358 char_u buf[NUMBUFLEN];
|
|
|
5359 #endif
|
|
|
5360
|
|
|
5361 retvar->var_val.var_number = FALSE;
|
|
|
5362 if (check_restricted() || check_secure())
|
|
|
5363 return;
|
|
|
5364 #ifdef FEAT_CMDHIST
|
|
|
5365 histype = get_histtype(get_var_string(&argvars[0]));
|
|
|
5366 if (histype >= 0)
|
|
|
5367 {
|
|
|
5368 str = get_var_string_buf(&argvars[1], buf);
|
|
|
5369 if (*str != NUL)
|
|
|
5370 {
|
|
|
5371 add_to_history(histype, str, FALSE, NUL);
|
|
|
5372 retvar->var_val.var_number = TRUE;
|
|
|
5373 return;
|
|
|
5374 }
|
|
|
5375 }
|
|
|
5376 #endif
|
|
|
5377 }
|
|
|
5378
|
|
|
5379 /*
|
|
|
5380 * "histdel()" function
|
|
|
5381 */
|
|
|
5382 /*ARGSUSED*/
|
|
|
5383 static void
|
|
|
5384 f_histdel(argvars, retvar)
|
|
|
5385 VAR argvars;
|
|
|
5386 VAR retvar;
|
|
|
5387 {
|
|
|
5388 #ifdef FEAT_CMDHIST
|
|
|
5389 int n;
|
|
|
5390 char_u buf[NUMBUFLEN];
|
|
|
5391
|
|
|
5392 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5393 /* only one argument: clear entire history */
|
|
|
5394 n = clr_history(get_histtype(get_var_string(&argvars[0])));
|
|
|
5395 else if (argvars[1].var_type == VAR_NUMBER)
|
|
|
5396 /* index given: remove that entry */
|
|
|
5397 n = del_history_idx(get_histtype(get_var_string(&argvars[0])),
|
|
|
5398 (int)get_var_number(&argvars[1]));
|
|
|
5399 else
|
|
|
5400 /* string given: remove all matching entries */
|
|
|
5401 n = del_history_entry(get_histtype(get_var_string(&argvars[0])),
|
|
|
5402 get_var_string_buf(&argvars[1], buf));
|
|
|
5403 retvar->var_val.var_number = n;
|
|
|
5404 #else
|
|
|
5405 retvar->var_val.var_number = 0;
|
|
|
5406 #endif
|
|
|
5407 }
|
|
|
5408
|
|
|
5409 /*
|
|
|
5410 * "histget()" function
|
|
|
5411 */
|
|
|
5412 /*ARGSUSED*/
|
|
|
5413 static void
|
|
|
5414 f_histget(argvars, retvar)
|
|
|
5415 VAR argvars;
|
|
|
5416 VAR retvar;
|
|
|
5417 {
|
|
|
5418 #ifdef FEAT_CMDHIST
|
|
|
5419 int type;
|
|
|
5420 int idx;
|
|
|
5421
|
|
|
5422 type = get_histtype(get_var_string(&argvars[0]));
|
|
|
5423 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
5424 idx = get_history_idx(type);
|
|
|
5425 else
|
|
|
5426 idx = (int)get_var_number(&argvars[1]);
|
|
|
5427 retvar->var_val.var_string = vim_strsave(get_history_entry(type, idx));
|
|
|
5428 #else
|
|
|
5429 retvar->var_val.var_string = NULL;
|
|
|
5430 #endif
|
|
|
5431 retvar->var_type = VAR_STRING;
|
|
|
5432 }
|
|
|
5433
|
|
|
5434 /*
|
|
|
5435 * "histnr()" function
|
|
|
5436 */
|
|
|
5437 /*ARGSUSED*/
|
|
|
5438 static void
|
|
|
5439 f_histnr(argvars, retvar)
|
|
|
5440 VAR argvars;
|
|
|
5441 VAR retvar;
|
|
|
5442 {
|
|
|
5443 int i;
|
|
|
5444
|
|
|
5445 #ifdef FEAT_CMDHIST
|
|
|
5446 i = get_histtype(get_var_string(&argvars[0]));
|
|
|
5447 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
5448 i = get_history_idx(i);
|
|
|
5449 else
|
|
|
5450 #endif
|
|
|
5451 i = -1;
|
|
|
5452 retvar->var_val.var_number = i;
|
|
|
5453 }
|
|
|
5454
|
|
|
5455 /*
|
|
|
5456 * "highlight_exists()" function
|
|
|
5457 */
|
|
|
5458 static void
|
|
|
5459 f_hlexists(argvars, retvar)
|
|
|
5460 VAR argvars;
|
|
|
5461 VAR retvar;
|
|
|
5462 {
|
|
|
5463 retvar->var_val.var_number = highlight_exists(get_var_string(&argvars[0]));
|
|
|
5464 }
|
|
|
5465
|
|
|
5466 /*
|
|
|
5467 * "highlightID(name)" function
|
|
|
5468 */
|
|
|
5469 static void
|
|
|
5470 f_hlID(argvars, retvar)
|
|
|
5471 VAR argvars;
|
|
|
5472 VAR retvar;
|
|
|
5473 {
|
|
|
5474 retvar->var_val.var_number = syn_name2id(get_var_string(&argvars[0]));
|
|
|
5475 }
|
|
|
5476
|
|
|
5477 /*
|
|
|
5478 * "hostname()" function
|
|
|
5479 */
|
|
|
5480 /*ARGSUSED*/
|
|
|
5481 static void
|
|
|
5482 f_hostname(argvars, retvar)
|
|
|
5483 VAR argvars;
|
|
|
5484 VAR retvar;
|
|
|
5485 {
|
|
|
5486 char_u hostname[256];
|
|
|
5487
|
|
|
5488 mch_get_host_name(hostname, 256);
|
|
|
5489 retvar->var_type = VAR_STRING;
|
|
|
5490 retvar->var_val.var_string = vim_strsave(hostname);
|
|
|
5491 }
|
|
|
5492
|
|
|
5493 /*
|
|
|
5494 * iconv() function
|
|
|
5495 */
|
|
|
5496 /*ARGSUSED*/
|
|
|
5497 static void
|
|
|
5498 f_iconv(argvars, retvar)
|
|
|
5499 VAR argvars;
|
|
|
5500 VAR retvar;
|
|
|
5501 {
|
|
|
5502 #ifdef FEAT_MBYTE
|
|
|
5503 char_u buf1[NUMBUFLEN];
|
|
|
5504 char_u buf2[NUMBUFLEN];
|
|
|
5505 char_u *from, *to, *str;
|
|
|
5506 vimconv_T vimconv;
|
|
|
5507 #endif
|
|
|
5508
|
|
|
5509 retvar->var_type = VAR_STRING;
|
|
|
5510 retvar->var_val.var_string = NULL;
|
|
|
5511
|
|
|
5512 #ifdef FEAT_MBYTE
|
|
|
5513 str = get_var_string(&argvars[0]);
|
|
|
5514 from = enc_canonize(enc_skip(get_var_string_buf(&argvars[1], buf1)));
|
|
|
5515 to = enc_canonize(enc_skip(get_var_string_buf(&argvars[2], buf2)));
|
|
|
5516 vimconv.vc_type = CONV_NONE;
|
|
|
5517 convert_setup(&vimconv, from, to);
|
|
|
5518
|
|
|
5519 /* If the encodings are equal, no conversion needed. */
|
|
|
5520 if (vimconv.vc_type == CONV_NONE)
|
|
|
5521 retvar->var_val.var_string = vim_strsave(str);
|
|
|
5522 else
|
|
|
5523 retvar->var_val.var_string = string_convert(&vimconv, str, NULL);
|
|
|
5524
|
|
|
5525 convert_setup(&vimconv, NULL, NULL);
|
|
|
5526 vim_free(from);
|
|
|
5527 vim_free(to);
|
|
|
5528 #endif
|
|
|
5529 }
|
|
|
5530
|
|
|
5531 /*
|
|
|
5532 * "indent()" function
|
|
|
5533 */
|
|
|
5534 static void
|
|
|
5535 f_indent(argvars, retvar)
|
|
|
5536 VAR argvars;
|
|
|
5537 VAR retvar;
|
|
|
5538 {
|
|
|
5539 linenr_T lnum;
|
|
|
5540
|
|
|
5541 lnum = get_var_lnum(argvars);
|
|
|
5542 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5543 retvar->var_val.var_number = get_indent_lnum(lnum);
|
|
|
5544 else
|
|
|
5545 retvar->var_val.var_number = -1;
|
|
|
5546 }
|
|
|
5547
|
|
|
5548 static int inputsecret_flag = 0;
|
|
|
5549
|
|
|
5550 /*
|
|
|
5551 * "input()" function
|
|
|
5552 * Also handles inputsecret() when inputsecret is set.
|
|
|
5553 */
|
|
|
5554 static void
|
|
|
5555 f_input(argvars, retvar)
|
|
|
5556 VAR argvars;
|
|
|
5557 VAR retvar;
|
|
|
5558 {
|
|
|
5559 char_u *prompt = get_var_string(&argvars[0]);
|
|
|
5560 char_u *p = NULL;
|
|
|
5561 int c;
|
|
|
5562 char_u buf[NUMBUFLEN];
|
|
|
5563 int cmd_silent_save = cmd_silent;
|
|
|
5564
|
|
|
5565 retvar->var_type = VAR_STRING;
|
|
|
5566
|
|
|
5567 #ifdef NO_CONSOLE_INPUT
|
|
|
5568 /* While starting up, there is no place to enter text. */
|
|
|
5569 if (no_console_input())
|
|
|
5570 {
|
|
|
5571 retvar->var_val.var_string = NULL;
|
|
|
5572 return;
|
|
|
5573 }
|
|
|
5574 #endif
|
|
|
5575
|
|
|
5576 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
5577 if (prompt != NULL)
|
|
|
5578 {
|
|
|
5579 /* Only the part of the message after the last NL is considered as
|
|
|
5580 * prompt for the command line */
|
|
|
5581 p = vim_strrchr(prompt, '\n');
|
|
|
5582 if (p == NULL)
|
|
|
5583 p = prompt;
|
|
|
5584 else
|
|
|
5585 {
|
|
|
5586 ++p;
|
|
|
5587 c = *p;
|
|
|
5588 *p = NUL;
|
|
|
5589 msg_start();
|
|
|
5590 msg_clr_eos();
|
|
|
5591 msg_puts_attr(prompt, echo_attr);
|
|
|
5592 msg_didout = FALSE;
|
|
|
5593 msg_starthere();
|
|
|
5594 *p = c;
|
|
|
5595 }
|
|
|
5596 cmdline_row = msg_row;
|
|
|
5597 }
|
|
|
5598
|
|
|
5599 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5600 stuffReadbuffSpec(get_var_string_buf(&argvars[1], buf));
|
|
|
5601
|
|
|
5602 retvar->var_val.var_string =
|
|
|
5603 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
5604
|
|
|
5605 /* since the user typed this, no need to wait for return */
|
|
|
5606 need_wait_return = FALSE;
|
|
|
5607 msg_didout = FALSE;
|
|
|
5608 cmd_silent = cmd_silent_save;
|
|
|
5609 }
|
|
|
5610
|
|
|
5611 /*
|
|
|
5612 * "inputdialog()" function
|
|
|
5613 */
|
|
|
5614 static void
|
|
|
5615 f_inputdialog(argvars, retvar)
|
|
|
5616 VAR argvars;
|
|
|
5617 VAR retvar;
|
|
|
5618 {
|
|
|
5619 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
5620 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
5621 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
5622 {
|
|
|
5623 char_u *message;
|
|
|
5624 char_u buf[NUMBUFLEN];
|
|
|
5625
|
|
|
5626 message = get_var_string(&argvars[0]);
|
|
|
5627 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5628 {
|
|
|
5629 STRNCPY(IObuff, get_var_string_buf(&argvars[1], buf), IOSIZE);
|
|
|
5630 IObuff[IOSIZE - 1] = NUL;
|
|
|
5631 }
|
|
|
5632 else
|
|
|
5633 IObuff[0] = NUL;
|
|
|
5634 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
5635 1, IObuff) == 1)
|
|
|
5636 retvar->var_val.var_string = vim_strsave(IObuff);
|
|
|
5637 else
|
|
|
5638 {
|
|
|
5639 if (argvars[1].var_type != VAR_UNKNOWN
|
|
|
5640 && argvars[2].var_type != VAR_UNKNOWN)
|
|
|
5641 retvar->var_val.var_string = vim_strsave(
|
|
|
5642 get_var_string_buf(&argvars[2], buf));
|
|
|
5643 else
|
|
|
5644 retvar->var_val.var_string = NULL;
|
|
|
5645 }
|
|
|
5646 retvar->var_type = VAR_STRING;
|
|
|
5647 }
|
|
|
5648 else
|
|
|
5649 #endif
|
|
|
5650 f_input(argvars, retvar);
|
|
|
5651 }
|
|
|
5652
|
|
|
5653 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
5654
|
|
|
5655 /*
|
|
|
5656 * "inputrestore()" function
|
|
|
5657 */
|
|
|
5658 /*ARGSUSED*/
|
|
|
5659 static void
|
|
|
5660 f_inputrestore(argvars, retvar)
|
|
|
5661 VAR argvars;
|
|
|
5662 VAR retvar;
|
|
|
5663 {
|
|
|
5664 if (ga_userinput.ga_len > 0)
|
|
|
5665 {
|
|
|
5666 --ga_userinput.ga_len;
|
|
|
5667 ++ga_userinput.ga_room;
|
|
|
5668 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
5669 + ga_userinput.ga_len);
|
|
|
5670 retvar->var_val.var_number = 0; /* OK */
|
|
|
5671 }
|
|
|
5672 else if (p_verbose > 1)
|
|
|
5673 {
|
|
|
5674 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
|
5675 retvar->var_val.var_number = 1; /* Failed */
|
|
|
5676 }
|
|
|
5677 }
|
|
|
5678
|
|
|
5679 /*
|
|
|
5680 * "inputsave()" function
|
|
|
5681 */
|
|
|
5682 /*ARGSUSED*/
|
|
|
5683 static void
|
|
|
5684 f_inputsave(argvars, retvar)
|
|
|
5685 VAR argvars;
|
|
|
5686 VAR retvar;
|
|
|
5687 {
|
|
|
5688 /* Add an entry to the stack of typehead storage. */
|
|
|
5689 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
5690 {
|
|
|
5691 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
5692 + ga_userinput.ga_len);
|
|
|
5693 ++ga_userinput.ga_len;
|
|
|
5694 --ga_userinput.ga_room;
|
|
|
5695 retvar->var_val.var_number = 0; /* OK */
|
|
|
5696 }
|
|
|
5697 else
|
|
|
5698 retvar->var_val.var_number = 1; /* Failed */
|
|
|
5699 }
|
|
|
5700
|
|
|
5701 /*
|
|
|
5702 * "inputsecret()" function
|
|
|
5703 */
|
|
|
5704 static void
|
|
|
5705 f_inputsecret(argvars, retvar)
|
|
|
5706 VAR argvars;
|
|
|
5707 VAR retvar;
|
|
|
5708 {
|
|
|
5709 ++cmdline_star;
|
|
|
5710 ++inputsecret_flag;
|
|
|
5711 f_input(argvars, retvar);
|
|
|
5712 --cmdline_star;
|
|
|
5713 --inputsecret_flag;
|
|
|
5714 }
|
|
|
5715
|
|
|
5716 /*
|
|
|
5717 * "isdirectory()" function
|
|
|
5718 */
|
|
|
5719 static void
|
|
|
5720 f_isdirectory(argvars, retvar)
|
|
|
5721 VAR argvars;
|
|
|
5722 VAR retvar;
|
|
|
5723 {
|
|
|
5724 retvar->var_val.var_number = mch_isdir(get_var_string(&argvars[0]));
|
|
|
5725 }
|
|
|
5726
|
|
|
5727 /*
|
|
|
5728 * "last_buffer_nr()" function.
|
|
|
5729 */
|
|
|
5730 /*ARGSUSED*/
|
|
|
5731 static void
|
|
|
5732 f_last_buffer_nr(argvars, retvar)
|
|
|
5733 VAR argvars;
|
|
|
5734 VAR retvar;
|
|
|
5735 {
|
|
|
5736 int n = 0;
|
|
|
5737 buf_T *buf;
|
|
|
5738
|
|
|
5739 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
5740 if (n < buf->b_fnum)
|
|
|
5741 n = buf->b_fnum;
|
|
|
5742
|
|
|
5743 retvar->var_val.var_number = n;
|
|
|
5744 }
|
|
|
5745
|
|
|
5746 /*
|
|
|
5747 * "line(string)" function
|
|
|
5748 */
|
|
|
5749 static void
|
|
|
5750 f_line(argvars, retvar)
|
|
|
5751 VAR argvars;
|
|
|
5752 VAR retvar;
|
|
|
5753 {
|
|
|
5754 linenr_T lnum = 0;
|
|
|
5755 pos_T *fp;
|
|
|
5756
|
|
|
5757 fp = var2fpos(&argvars[0], TRUE);
|
|
|
5758 if (fp != NULL)
|
|
|
5759 lnum = fp->lnum;
|
|
|
5760 retvar->var_val.var_number = lnum;
|
|
|
5761 }
|
|
|
5762
|
|
|
5763 /*
|
|
|
5764 * "line2byte(lnum)" function
|
|
|
5765 */
|
|
|
5766 /*ARGSUSED*/
|
|
|
5767 static void
|
|
|
5768 f_line2byte(argvars, retvar)
|
|
|
5769 VAR argvars;
|
|
|
5770 VAR retvar;
|
|
|
5771 {
|
|
|
5772 #ifndef FEAT_BYTEOFF
|
|
|
5773 retvar->var_val.var_number = -1;
|
|
|
5774 #else
|
|
|
5775 linenr_T lnum;
|
|
|
5776
|
|
|
5777 lnum = get_var_lnum(argvars);
|
|
|
5778 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
|
5779 retvar->var_val.var_number = -1;
|
|
|
5780 else
|
|
|
5781 retvar->var_val.var_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
5782 if (retvar->var_val.var_number >= 0)
|
|
|
5783 ++retvar->var_val.var_number;
|
|
|
5784 #endif
|
|
|
5785 }
|
|
|
5786
|
|
|
5787 /*
|
|
|
5788 * "lispindent(lnum)" function
|
|
|
5789 */
|
|
|
5790 static void
|
|
|
5791 f_lispindent(argvars, retvar)
|
|
|
5792 VAR argvars;
|
|
|
5793 VAR retvar;
|
|
|
5794 {
|
|
|
5795 #ifdef FEAT_LISP
|
|
|
5796 pos_T pos;
|
|
|
5797 linenr_T lnum;
|
|
|
5798
|
|
|
5799 pos = curwin->w_cursor;
|
|
|
5800 lnum = get_var_lnum(argvars);
|
|
|
5801 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5802 {
|
|
|
5803 curwin->w_cursor.lnum = lnum;
|
|
|
5804 retvar->var_val.var_number = get_lisp_indent();
|
|
|
5805 curwin->w_cursor = pos;
|
|
|
5806 }
|
|
|
5807 else
|
|
|
5808 #endif
|
|
|
5809 retvar->var_val.var_number = -1;
|
|
|
5810 }
|
|
|
5811
|
|
|
5812 /*
|
|
|
5813 * "localtime()" function
|
|
|
5814 */
|
|
|
5815 /*ARGSUSED*/
|
|
|
5816 static void
|
|
|
5817 f_localtime(argvars, retvar)
|
|
|
5818 VAR argvars;
|
|
|
5819 VAR retvar;
|
|
|
5820 {
|
|
|
5821 retvar->var_val.var_number = (varnumber_T)time(NULL);
|
|
|
5822 }
|
|
|
5823
|
|
|
5824 /*
|
|
|
5825 * "maparg()" function
|
|
|
5826 */
|
|
|
5827 static void
|
|
|
5828 f_maparg(argvars, retvar)
|
|
|
5829 VAR argvars;
|
|
|
5830 VAR retvar;
|
|
|
5831 {
|
|
|
5832 get_maparg(argvars, retvar, TRUE);
|
|
|
5833 }
|
|
|
5834
|
|
|
5835 /*
|
|
|
5836 * "mapcheck()" function
|
|
|
5837 */
|
|
|
5838 static void
|
|
|
5839 f_mapcheck(argvars, retvar)
|
|
|
5840 VAR argvars;
|
|
|
5841 VAR retvar;
|
|
|
5842 {
|
|
|
5843 get_maparg(argvars, retvar, FALSE);
|
|
|
5844 }
|
|
|
5845
|
|
|
5846 static void
|
|
|
5847 get_maparg(argvars, retvar, exact)
|
|
|
5848 VAR argvars;
|
|
|
5849 VAR retvar;
|
|
|
5850 int exact;
|
|
|
5851 {
|
|
|
5852 char_u *keys;
|
|
|
5853 char_u *which;
|
|
|
5854 char_u buf[NUMBUFLEN];
|
|
|
5855 char_u *keys_buf = NULL;
|
|
|
5856 char_u *rhs;
|
|
|
5857 int mode;
|
|
|
5858 garray_T ga;
|
|
|
5859
|
|
|
5860 /* return empty string for failure */
|
|
|
5861 retvar->var_type = VAR_STRING;
|
|
|
5862 retvar->var_val.var_string = NULL;
|
|
|
5863
|
|
|
5864 keys = get_var_string(&argvars[0]);
|
|
|
5865 if (*keys == NUL)
|
|
|
5866 return;
|
|
|
5867
|
|
|
5868 if (argvars[1].var_type != VAR_UNKNOWN)
|
|
|
5869 which = get_var_string_buf(&argvars[1], buf);
|
|
|
5870 else
|
|
|
5871 which = (char_u *)"";
|
|
|
5872 mode = get_map_mode(&which, 0);
|
|
|
5873
|
|
|
5874 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
5875 rhs = check_map(keys, mode, exact);
|
|
|
5876 vim_free(keys_buf);
|
|
|
5877 if (rhs != NULL)
|
|
|
5878 {
|
|
|
5879 ga_init(&ga);
|
|
|
5880 ga.ga_itemsize = 1;
|
|
|
5881 ga.ga_growsize = 40;
|
|
|
5882
|
|
|
5883 while (*rhs != NUL)
|
|
|
5884 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
5885
|
|
|
5886 ga_append(&ga, NUL);
|
|
|
5887 retvar->var_val.var_string = (char_u *)ga.ga_data;
|
|
|
5888 }
|
|
|
5889 }
|
|
|
5890
|
|
|
5891 /*
|
|
|
5892 * "match()" function
|
|
|
5893 */
|
|
|
5894 static void
|
|
|
5895 f_match(argvars, retvar)
|
|
|
5896 VAR argvars;
|
|
|
5897 VAR retvar;
|
|
|
5898 {
|
|
|
5899 find_some_match(argvars, retvar, 1);
|
|
|
5900 }
|
|
|
5901
|
|
|
5902 /*
|
|
|
5903 * "matchend()" function
|
|
|
5904 */
|
|
|
5905 static void
|
|
|
5906 f_matchend(argvars, retvar)
|
|
|
5907 VAR argvars;
|
|
|
5908 VAR retvar;
|
|
|
5909 {
|
|
|
5910 find_some_match(argvars, retvar, 0);
|
|
|
5911 }
|
|
|
5912
|
|
|
5913 /*
|
|
|
5914 * "matchstr()" function
|
|
|
5915 */
|
|
|
5916 static void
|
|
|
5917 f_matchstr(argvars, retvar)
|
|
|
5918 VAR argvars;
|
|
|
5919 VAR retvar;
|
|
|
5920 {
|
|
|
5921 find_some_match(argvars, retvar, 2);
|
|
|
5922 }
|
|
|
5923
|
|
|
5924 static void
|
|
|
5925 find_some_match(argvars, retvar, type)
|
|
|
5926 VAR argvars;
|
|
|
5927 VAR retvar;
|
|
|
5928 int type;
|
|
|
5929 {
|
|
|
5930 char_u *str;
|
|
19
|
5931 char_u *expr;
|
|
7
|
5932 char_u *pat;
|
|
|
5933 regmatch_T regmatch;
|
|
|
5934 char_u patbuf[NUMBUFLEN];
|
|
|
5935 char_u *save_cpo;
|
|
|
5936 long start = 0;
|
|
19
|
5937 long nth = 1;
|
|
|
5938 int match;
|
|
7
|
5939
|
|
|
5940 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
5941 save_cpo = p_cpo;
|
|
|
5942 p_cpo = (char_u *)"";
|
|
|
5943
|
|
19
|
5944 expr = str = get_var_string(&argvars[0]);
|
|
7
|
5945 pat = get_var_string_buf(&argvars[1], patbuf);
|
|
|
5946
|
|
|
5947 if (type == 2)
|
|
|
5948 {
|
|
|
5949 retvar->var_type = VAR_STRING;
|
|
|
5950 retvar->var_val.var_string = NULL;
|
|
|
5951 }
|
|
|
5952 else
|
|
|
5953 retvar->var_val.var_number = -1;
|
|
|
5954
|
|
|
5955 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
5956 {
|
|
|
5957 start = get_var_number(&argvars[2]);
|
|
|
5958 if (start < 0)
|
|
|
5959 start = 0;
|
|
|
5960 if (start > (long)STRLEN(str))
|
|
|
5961 goto theend;
|
|
|
5962 str += start;
|
|
19
|
5963
|
|
|
5964 if (argvars[3].var_type != VAR_UNKNOWN)
|
|
|
5965 nth = get_var_number(&argvars[3]);
|
|
7
|
5966 }
|
|
|
5967
|
|
|
5968 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
5969 if (regmatch.regprog != NULL)
|
|
|
5970 {
|
|
|
5971 regmatch.rm_ic = p_ic;
|
|
19
|
5972
|
|
|
5973 while (1)
|
|
|
5974 {
|
|
|
5975 match = vim_regexec_nl(®match, str, (colnr_T)0);
|
|
|
5976 if (!match || --nth <= 0)
|
|
|
5977 break;
|
|
|
5978 /* Advance to just after the match. */
|
|
|
5979 #ifdef FEAT_MBYTE
|
|
|
5980 str = regmatch.startp[0] + mb_ptr2len_check(regmatch.startp[0]);
|
|
|
5981 #else
|
|
|
5982 str = regmatch.startp[0] + 1;
|
|
|
5983 #endif
|
|
|
5984 }
|
|
|
5985
|
|
|
5986 if (match)
|
|
7
|
5987 {
|
|
|
5988 if (type == 2)
|
|
|
5989 retvar->var_val.var_string = vim_strnsave(regmatch.startp[0],
|
|
|
5990 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
5991 else
|
|
|
5992 {
|
|
|
5993 if (type != 0)
|
|
|
5994 retvar->var_val.var_number =
|
|
|
5995 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
5996 else
|
|
|
5997 retvar->var_val.var_number =
|
|
|
5998 (varnumber_T)(regmatch.endp[0] - str);
|
|
19
|
5999 retvar->var_val.var_number += str - expr;
|
|
7
|
6000 }
|
|
|
6001 }
|
|
|
6002 vim_free(regmatch.regprog);
|
|
|
6003 }
|
|
|
6004
|
|
|
6005 theend:
|
|
|
6006 p_cpo = save_cpo;
|
|
|
6007 }
|
|
|
6008
|
|
|
6009 /*
|
|
|
6010 * "mode()" function
|
|
|
6011 */
|
|
|
6012 /*ARGSUSED*/
|
|
|
6013 static void
|
|
|
6014 f_mode(argvars, retvar)
|
|
|
6015 VAR argvars;
|
|
|
6016 VAR retvar;
|
|
|
6017 {
|
|
|
6018 char_u buf[2];
|
|
|
6019
|
|
|
6020 #ifdef FEAT_VISUAL
|
|
|
6021 if (VIsual_active)
|
|
|
6022 {
|
|
|
6023 if (VIsual_select)
|
|
|
6024 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
6025 else
|
|
|
6026 buf[0] = VIsual_mode;
|
|
|
6027 }
|
|
|
6028 else
|
|
|
6029 #endif
|
|
|
6030 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
6031 buf[0] = 'r';
|
|
|
6032 else if (State & INSERT)
|
|
|
6033 {
|
|
|
6034 if (State & REPLACE_FLAG)
|
|
|
6035 buf[0] = 'R';
|
|
|
6036 else
|
|
|
6037 buf[0] = 'i';
|
|
|
6038 }
|
|
|
6039 else if (State & CMDLINE)
|
|
|
6040 buf[0] = 'c';
|
|
|
6041 else
|
|
|
6042 buf[0] = 'n';
|
|
|
6043
|
|
|
6044 buf[1] = NUL;
|
|
|
6045 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
6046 retvar->var_type = VAR_STRING;
|
|
|
6047 }
|
|
|
6048
|
|
|
6049 /*
|
|
|
6050 * "nr2char()" function
|
|
|
6051 */
|
|
|
6052 static void
|
|
|
6053 f_nr2char(argvars, retvar)
|
|
|
6054 VAR argvars;
|
|
|
6055 VAR retvar;
|
|
|
6056 {
|
|
|
6057 char_u buf[NUMBUFLEN];
|
|
|
6058
|
|
|
6059 #ifdef FEAT_MBYTE
|
|
|
6060 if (has_mbyte)
|
|
|
6061 buf[(*mb_char2bytes)((int)get_var_number(&argvars[0]), buf)] = NUL;
|
|
|
6062 else
|
|
|
6063 #endif
|
|
|
6064 {
|
|
|
6065 buf[0] = (char_u)get_var_number(&argvars[0]);
|
|
|
6066 buf[1] = NUL;
|
|
|
6067 }
|
|
|
6068 retvar->var_type = VAR_STRING;
|
|
|
6069 retvar->var_val.var_string = vim_strsave(buf);
|
|
|
6070 }
|
|
|
6071
|
|
|
6072 /*
|
|
|
6073 * "rename({from}, {to})" function
|
|
|
6074 */
|
|
|
6075 static void
|
|
|
6076 f_rename(argvars, retvar)
|
|
|
6077 VAR argvars;
|
|
|
6078 VAR retvar;
|
|
|
6079 {
|
|
|
6080 char_u buf[NUMBUFLEN];
|
|
|
6081
|
|
|
6082 if (check_restricted() || check_secure())
|
|
|
6083 retvar->var_val.var_number = -1;
|
|
|
6084 else
|
|
|
6085 retvar->var_val.var_number = vim_rename(get_var_string(&argvars[0]),
|
|
|
6086 get_var_string_buf(&argvars[1], buf));
|
|
|
6087 }
|
|
|
6088
|
|
|
6089 /*
|
|
|
6090 * "resolve()" function
|
|
|
6091 */
|
|
|
6092 static void
|
|
|
6093 f_resolve(argvars, retvar)
|
|
|
6094 VAR argvars;
|
|
|
6095 VAR retvar;
|
|
|
6096 {
|
|
|
6097 char_u *p;
|
|
|
6098
|
|
|
6099 p = get_var_string(&argvars[0]);
|
|
|
6100 #ifdef FEAT_SHORTCUT
|
|
|
6101 {
|
|
|
6102 char_u *v = NULL;
|
|
|
6103
|
|
|
6104 v = mch_resolve_shortcut(p);
|
|
|
6105 if (v != NULL)
|
|
|
6106 retvar->var_val.var_string = v;
|
|
|
6107 else
|
|
|
6108 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6109 }
|
|
|
6110 #else
|
|
|
6111 # ifdef HAVE_READLINK
|
|
|
6112 {
|
|
|
6113 char_u buf[MAXPATHL + 1];
|
|
|
6114 char_u *cpy;
|
|
|
6115 int len;
|
|
|
6116 char_u *remain = NULL;
|
|
|
6117 char_u *q;
|
|
|
6118 int is_relative_to_current = FALSE;
|
|
|
6119 int has_trailing_pathsep = FALSE;
|
|
|
6120 int limit = 100;
|
|
|
6121
|
|
|
6122 p = vim_strsave(p);
|
|
|
6123
|
|
|
6124 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
6125 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
6126 is_relative_to_current = TRUE;
|
|
|
6127
|
|
|
6128 len = STRLEN(p);
|
|
|
6129 if (len > 0 && vim_ispathsep(p[len-1]))
|
|
|
6130 has_trailing_pathsep = TRUE;
|
|
|
6131
|
|
|
6132 q = getnextcomp(p);
|
|
|
6133 if (*q != NUL)
|
|
|
6134 {
|
|
|
6135 /* Separate the first path component in "p", and keep the
|
|
|
6136 * remainder (beginning with the path separator). */
|
|
|
6137 remain = vim_strsave(q - 1);
|
|
|
6138 q[-1] = NUL;
|
|
|
6139 }
|
|
|
6140
|
|
|
6141 for (;;)
|
|
|
6142 {
|
|
|
6143 for (;;)
|
|
|
6144 {
|
|
|
6145 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
6146 if (len <= 0)
|
|
|
6147 break;
|
|
|
6148 buf[len] = NUL;
|
|
|
6149
|
|
|
6150 if (limit-- == 0)
|
|
|
6151 {
|
|
|
6152 vim_free(p);
|
|
|
6153 vim_free(remain);
|
|
|
6154 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
|
6155 retvar->var_val.var_string = NULL;
|
|
|
6156 goto fail;
|
|
|
6157 }
|
|
|
6158
|
|
|
6159 /* Ensure that the result will have a trailing path separator
|
|
|
6160 * if the argument has one. */
|
|
|
6161 if (remain == NULL && has_trailing_pathsep)
|
|
|
6162 add_pathsep(buf);
|
|
|
6163
|
|
|
6164 /* Separate the first path component in the link value and
|
|
|
6165 * concatenate the remainders. */
|
|
|
6166 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
6167 if (*q != NUL)
|
|
|
6168 {
|
|
|
6169 if (remain == NULL)
|
|
|
6170 remain = vim_strsave(q - 1);
|
|
|
6171 else
|
|
|
6172 {
|
|
|
6173 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
6174 if (cpy != NULL)
|
|
|
6175 {
|
|
|
6176 STRCAT(cpy, remain);
|
|
|
6177 vim_free(remain);
|
|
|
6178 remain = cpy;
|
|
|
6179 }
|
|
|
6180 }
|
|
|
6181 q[-1] = NUL;
|
|
|
6182 }
|
|
|
6183
|
|
|
6184 q = gettail(p);
|
|
|
6185 if (q > p && *q == NUL)
|
|
|
6186 {
|
|
|
6187 /* Ignore trailing path separator. */
|
|
|
6188 q[-1] = NUL;
|
|
|
6189 q = gettail(p);
|
|
|
6190 }
|
|
|
6191 if (q > p && !mch_isFullName(buf))
|
|
|
6192 {
|
|
|
6193 /* symlink is relative to directory of argument */
|
|
|
6194 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
6195 if (cpy != NULL)
|
|
|
6196 {
|
|
|
6197 STRCPY(cpy, p);
|
|
|
6198 STRCPY(gettail(cpy), buf);
|
|
|
6199 vim_free(p);
|
|
|
6200 p = cpy;
|
|
|
6201 }
|
|
|
6202 }
|
|
|
6203 else
|
|
|
6204 {
|
|
|
6205 vim_free(p);
|
|
|
6206 p = vim_strsave(buf);
|
|
|
6207 }
|
|
|
6208 }
|
|
|
6209
|
|
|
6210 if (remain == NULL)
|
|
|
6211 break;
|
|
|
6212
|
|
|
6213 /* Append the first path component of "remain" to "p". */
|
|
|
6214 q = getnextcomp(remain + 1);
|
|
|
6215 len = q - remain - (*q != NUL);
|
|
|
6216 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
6217 if (cpy != NULL)
|
|
|
6218 {
|
|
|
6219 STRNCAT(cpy, remain, len);
|
|
|
6220 vim_free(p);
|
|
|
6221 p = cpy;
|
|
|
6222 }
|
|
|
6223 /* Shorten "remain". */
|
|
|
6224 if (*q != NUL)
|
|
|
6225 STRCPY(remain, q - 1);
|
|
|
6226 else
|
|
|
6227 {
|
|
|
6228 vim_free(remain);
|
|
|
6229 remain = NULL;
|
|
|
6230 }
|
|
|
6231 }
|
|
|
6232
|
|
|
6233 /* If the result is a relative path name, make it explicitly relative to
|
|
|
6234 * the current directory if and only if the argument had this form. */
|
|
|
6235 if (!vim_ispathsep(*p))
|
|
|
6236 {
|
|
|
6237 if (is_relative_to_current
|
|
|
6238 && *p != NUL
|
|
|
6239 && !(p[0] == '.'
|
|
|
6240 && (p[1] == NUL
|
|
|
6241 || vim_ispathsep(p[1])
|
|
|
6242 || (p[1] == '.'
|
|
|
6243 && (p[2] == NUL
|
|
|
6244 || vim_ispathsep(p[2]))))))
|
|
|
6245 {
|
|
|
6246 /* Prepend "./". */
|
|
|
6247 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
6248 if (cpy != NULL)
|
|
|
6249 {
|
|
|
6250 STRCAT(cpy, p);
|
|
|
6251 vim_free(p);
|
|
|
6252 p = cpy;
|
|
|
6253 }
|
|
|
6254 }
|
|
|
6255 else if (!is_relative_to_current)
|
|
|
6256 {
|
|
|
6257 /* Strip leading "./". */
|
|
|
6258 q = p;
|
|
|
6259 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
6260 q += 2;
|
|
|
6261 if (q > p)
|
|
|
6262 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
6263 }
|
|
|
6264 }
|
|
|
6265
|
|
|
6266 /* Ensure that the result will have no trailing path separator
|
|
|
6267 * if the argument had none. But keep "/" or "//". */
|
|
|
6268 if (!has_trailing_pathsep)
|
|
|
6269 {
|
|
|
6270 q = p + STRLEN(p);
|
|
|
6271 while ((q > p + 2 || (q == p + 2 && !vim_ispathsep(*p)))
|
|
|
6272 && vim_ispathsep(q[-1]))
|
|
|
6273 --q;
|
|
|
6274 *q = NUL;
|
|
|
6275 }
|
|
|
6276
|
|
|
6277 retvar->var_val.var_string = p;
|
|
|
6278 }
|
|
|
6279 # else
|
|
|
6280 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6281 # endif
|
|
|
6282 #endif
|
|
|
6283
|
|
|
6284 simplify_filename(retvar->var_val.var_string);
|
|
|
6285
|
|
|
6286 #ifdef HAVE_READLINK
|
|
|
6287 fail:
|
|
|
6288 #endif
|
|
|
6289 retvar->var_type = VAR_STRING;
|
|
|
6290 }
|
|
|
6291
|
|
|
6292 /*
|
|
|
6293 * "simplify()" function
|
|
|
6294 */
|
|
|
6295 static void
|
|
|
6296 f_simplify(argvars, retvar)
|
|
|
6297 VAR argvars;
|
|
|
6298 VAR retvar;
|
|
|
6299 {
|
|
|
6300 char_u *p;
|
|
|
6301
|
|
|
6302 p = get_var_string(&argvars[0]);
|
|
|
6303 retvar->var_val.var_string = vim_strsave(p);
|
|
|
6304 simplify_filename(retvar->var_val.var_string); /* simplify in place */
|
|
|
6305 retvar->var_type = VAR_STRING;
|
|
|
6306 }
|
|
|
6307
|
|
|
6308 /*
|
|
|
6309 * "search()" function
|
|
|
6310 */
|
|
|
6311 static void
|
|
|
6312 f_search(argvars, retvar)
|
|
|
6313 VAR argvars;
|
|
|
6314 VAR retvar;
|
|
|
6315 {
|
|
|
6316 char_u *pat;
|
|
|
6317 pos_T pos;
|
|
|
6318 int save_p_ws = p_ws;
|
|
|
6319 int dir;
|
|
|
6320
|
|
|
6321 pat = get_var_string(&argvars[0]);
|
|
|
6322 dir = get_search_arg(&argvars[1], NULL); /* may set p_ws */
|
|
|
6323
|
|
|
6324 pos = curwin->w_cursor;
|
|
|
6325 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
6326 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
6327 {
|
|
|
6328 retvar->var_val.var_number = pos.lnum;
|
|
|
6329 curwin->w_cursor = pos;
|
|
|
6330 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
6331 * correct that here */
|
|
|
6332 check_cursor();
|
|
|
6333 }
|
|
|
6334 else
|
|
|
6335 retvar->var_val.var_number = 0;
|
|
|
6336 p_ws = save_p_ws;
|
|
|
6337 }
|
|
|
6338
|
|
|
6339 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
6340 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
6341 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
6342
|
|
|
6343 /*
|
|
|
6344 * "searchpair()" function
|
|
|
6345 */
|
|
|
6346 static void
|
|
|
6347 f_searchpair(argvars, retvar)
|
|
|
6348 VAR argvars;
|
|
|
6349 VAR retvar;
|
|
|
6350 {
|
|
|
6351 char_u *spat, *mpat, *epat;
|
|
|
6352 char_u *skip;
|
|
|
6353 char_u *pat, *pat2, *pat3;
|
|
|
6354 pos_T pos;
|
|
|
6355 pos_T firstpos;
|
|
|
6356 pos_T save_cursor;
|
|
|
6357 pos_T save_pos;
|
|
|
6358 int save_p_ws = p_ws;
|
|
|
6359 char_u *save_cpo;
|
|
|
6360 int dir;
|
|
|
6361 int flags = 0;
|
|
|
6362 char_u nbuf1[NUMBUFLEN];
|
|
|
6363 char_u nbuf2[NUMBUFLEN];
|
|
|
6364 char_u nbuf3[NUMBUFLEN];
|
|
|
6365 int n;
|
|
|
6366 int r;
|
|
|
6367 int nest = 1;
|
|
|
6368 int err;
|
|
|
6369
|
|
|
6370 retvar->var_val.var_number = 0; /* default: FAIL */
|
|
|
6371
|
|
|
6372 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
6373 save_cpo = p_cpo;
|
|
|
6374 p_cpo = (char_u *)"";
|
|
|
6375
|
|
|
6376 /* Get the three pattern arguments: start, middle, end. */
|
|
|
6377 spat = get_var_string(&argvars[0]);
|
|
|
6378 mpat = get_var_string_buf(&argvars[1], nbuf1);
|
|
|
6379 epat = get_var_string_buf(&argvars[2], nbuf2);
|
|
|
6380
|
|
|
6381 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
6382 * start/middle/end (pat3, for the top pair). */
|
|
|
6383 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
6384 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
6385 if (pat2 == NULL || pat3 == NULL)
|
|
|
6386 goto theend;
|
|
|
6387 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
6388 if (*mpat == NUL)
|
|
|
6389 STRCPY(pat3, pat2);
|
|
|
6390 else
|
|
|
6391 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
6392 spat, epat, mpat);
|
|
|
6393
|
|
|
6394 /* Handle the optional fourth argument: flags */
|
|
|
6395 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
|
6396
|
|
|
6397 /* Optional fifth argument: skip expresion */
|
|
|
6398 if (argvars[3].var_type == VAR_UNKNOWN
|
|
|
6399 || argvars[4].var_type == VAR_UNKNOWN)
|
|
|
6400 skip = (char_u *)"";
|
|
|
6401 else
|
|
|
6402 skip = get_var_string_buf(&argvars[4], nbuf3);
|
|
|
6403
|
|
|
6404 save_cursor = curwin->w_cursor;
|
|
|
6405 pos = curwin->w_cursor;
|
|
|
6406 firstpos.lnum = 0;
|
|
|
6407 pat = pat3;
|
|
|
6408 for (;;)
|
|
|
6409 {
|
|
|
6410 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
6411 SEARCH_KEEP, RE_SEARCH);
|
|
|
6412 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
6413 /* didn't find it or found the first match again: FAIL */
|
|
|
6414 break;
|
|
|
6415
|
|
|
6416 if (firstpos.lnum == 0)
|
|
|
6417 firstpos = pos;
|
|
|
6418
|
|
|
6419 /* If the skip pattern matches, ignore this match. */
|
|
|
6420 if (*skip != NUL)
|
|
|
6421 {
|
|
|
6422 save_pos = curwin->w_cursor;
|
|
|
6423 curwin->w_cursor = pos;
|
|
|
6424 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
6425 curwin->w_cursor = save_pos;
|
|
|
6426 if (err)
|
|
|
6427 {
|
|
|
6428 /* Evaluating {skip} caused an error, break here. */
|
|
|
6429 curwin->w_cursor = save_cursor;
|
|
|
6430 retvar->var_val.var_number = -1;
|
|
|
6431 break;
|
|
|
6432 }
|
|
|
6433 if (r)
|
|
|
6434 continue;
|
|
|
6435 }
|
|
|
6436
|
|
|
6437 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
6438 {
|
|
|
6439 /* Found end when searching backwards or start when searching
|
|
|
6440 * forward: nested pair. */
|
|
|
6441 ++nest;
|
|
|
6442 pat = pat2; /* nested, don't search for middle */
|
|
|
6443 }
|
|
|
6444 else
|
|
|
6445 {
|
|
|
6446 /* Found end when searching forward or start when searching
|
|
|
6447 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
6448 if (--nest == 1)
|
|
|
6449 pat = pat3; /* outer level, search for middle */
|
|
|
6450 }
|
|
|
6451
|
|
|
6452 if (nest == 0)
|
|
|
6453 {
|
|
|
6454 /* Found the match: return matchcount or line number. */
|
|
|
6455 if (flags & SP_RETCOUNT)
|
|
|
6456 ++retvar->var_val.var_number;
|
|
|
6457 else
|
|
|
6458 retvar->var_val.var_number = pos.lnum;
|
|
|
6459 curwin->w_cursor = pos;
|
|
|
6460 if (!(flags & SP_REPEAT))
|
|
|
6461 break;
|
|
|
6462 nest = 1; /* search for next unmatched */
|
|
|
6463 }
|
|
|
6464 }
|
|
|
6465
|
|
|
6466 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
|
6467 if ((flags & SP_NOMOVE) || retvar->var_val.var_number == 0)
|
|
|
6468 curwin->w_cursor = save_cursor;
|
|
|
6469
|
|
|
6470 theend:
|
|
|
6471 vim_free(pat2);
|
|
|
6472 vim_free(pat3);
|
|
|
6473 p_ws = save_p_ws;
|
|
|
6474 p_cpo = save_cpo;
|
|
|
6475 }
|
|
|
6476
|
|
|
6477 static int
|
|
|
6478 get_search_arg(varp, flagsp)
|
|
|
6479 VAR varp;
|
|
|
6480 int *flagsp;
|
|
|
6481 {
|
|
|
6482 int dir = FORWARD;
|
|
|
6483 char_u *flags;
|
|
|
6484 char_u nbuf[NUMBUFLEN];
|
|
|
6485
|
|
|
6486 if (varp->var_type != VAR_UNKNOWN)
|
|
|
6487 {
|
|
|
6488 flags = get_var_string_buf(varp, nbuf);
|
|
|
6489 if (vim_strchr(flags, 'b') != NULL)
|
|
|
6490 dir = BACKWARD;
|
|
|
6491 if (vim_strchr(flags, 'w') != NULL)
|
|
|
6492 p_ws = TRUE;
|
|
|
6493 if (vim_strchr(flags, 'W') != NULL)
|
|
|
6494 p_ws = FALSE;
|
|
|
6495 if (flagsp != NULL)
|
|
|
6496 {
|
|
|
6497 if (vim_strchr(flags, 'n') != NULL)
|
|
|
6498 *flagsp |= SP_NOMOVE;
|
|
|
6499 if (vim_strchr(flags, 'r') != NULL)
|
|
|
6500 *flagsp |= SP_REPEAT;
|
|
|
6501 if (vim_strchr(flags, 'm') != NULL)
|
|
|
6502 *flagsp |= SP_RETCOUNT;
|
|
|
6503 }
|
|
|
6504 }
|
|
|
6505 return dir;
|
|
|
6506 }
|
|
|
6507
|
|
|
6508 /*
|
|
|
6509 * "setbufvar()" function
|
|
|
6510 */
|
|
|
6511 /*ARGSUSED*/
|
|
|
6512 static void
|
|
|
6513 f_setbufvar(argvars, retvar)
|
|
|
6514 VAR argvars;
|
|
|
6515 VAR retvar;
|
|
|
6516 {
|
|
|
6517 buf_T *buf;
|
|
|
6518 #ifdef FEAT_AUTOCMD
|
|
|
6519 aco_save_T aco;
|
|
|
6520 #else
|
|
|
6521 buf_T *save_curbuf;
|
|
|
6522 #endif
|
|
|
6523 char_u *varname, *bufvarname;
|
|
|
6524 VAR varp;
|
|
|
6525 char_u nbuf[NUMBUFLEN];
|
|
|
6526
|
|
|
6527 if (check_restricted() || check_secure())
|
|
|
6528 return;
|
|
|
6529 ++emsg_off;
|
|
|
6530 buf = get_buf_var(&argvars[0]);
|
|
|
6531 varname = get_var_string(&argvars[1]);
|
|
|
6532 varp = &argvars[2];
|
|
|
6533
|
|
|
6534 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
6535 {
|
|
|
6536 /* set curbuf to be our buf, temporarily */
|
|
|
6537 #ifdef FEAT_AUTOCMD
|
|
|
6538 aucmd_prepbuf(&aco, buf);
|
|
|
6539 #else
|
|
|
6540 save_curbuf = curbuf;
|
|
|
6541 curbuf = buf;
|
|
|
6542 #endif
|
|
|
6543
|
|
|
6544 if (*varname == '&')
|
|
|
6545 {
|
|
|
6546 ++varname;
|
|
|
6547 set_option_value(varname, get_var_number(varp),
|
|
|
6548 get_var_string_buf(varp, nbuf), OPT_LOCAL);
|
|
|
6549 }
|
|
|
6550 else
|
|
|
6551 {
|
|
|
6552 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
6553 if (bufvarname != NULL)
|
|
|
6554 {
|
|
|
6555 STRCPY(bufvarname, "b:");
|
|
|
6556 STRCPY(bufvarname + 2, varname);
|
|
|
6557 set_var(bufvarname, varp);
|
|
|
6558 vim_free(bufvarname);
|
|
|
6559 }
|
|
|
6560 }
|
|
|
6561
|
|
|
6562 /* reset notion of buffer */
|
|
|
6563 #ifdef FEAT_AUTOCMD
|
|
|
6564 aucmd_restbuf(&aco);
|
|
|
6565 #else
|
|
|
6566 curbuf = save_curbuf;
|
|
|
6567 #endif
|
|
|
6568 }
|
|
|
6569 --emsg_off;
|
|
|
6570 }
|
|
|
6571
|
|
|
6572 /*
|
|
|
6573 * "setcmdpos()" function
|
|
|
6574 */
|
|
|
6575 static void
|
|
|
6576 f_setcmdpos(argvars, retvar)
|
|
|
6577 VAR argvars;
|
|
|
6578 VAR retvar;
|
|
|
6579 {
|
|
|
6580 retvar->var_val.var_number = set_cmdline_pos(
|
|
|
6581 (int)get_var_number(&argvars[0]) - 1);
|
|
|
6582 }
|
|
|
6583
|
|
|
6584 /*
|
|
|
6585 * "setline()" function
|
|
|
6586 */
|
|
|
6587 static void
|
|
|
6588 f_setline(argvars, retvar)
|
|
|
6589 VAR argvars;
|
|
|
6590 VAR retvar;
|
|
|
6591 {
|
|
|
6592 linenr_T lnum;
|
|
|
6593 char_u *line;
|
|
|
6594
|
|
|
6595 lnum = get_var_lnum(argvars);
|
|
|
6596 line = get_var_string(&argvars[1]);
|
|
|
6597 retvar->var_val.var_number = 1; /* FAIL is default */
|
|
|
6598
|
|
|
6599 if (lnum >= 1
|
|
|
6600 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
6601 && u_savesub(lnum) == OK
|
|
|
6602 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
6603 {
|
|
|
6604 changed_bytes(lnum, 0);
|
|
|
6605 check_cursor_col();
|
|
|
6606 retvar->var_val.var_number = 0;
|
|
|
6607 }
|
|
|
6608 }
|
|
|
6609
|
|
|
6610 /*
|
|
|
6611 * "setreg()" function
|
|
|
6612 */
|
|
|
6613 static void
|
|
|
6614 f_setreg(argvars, retvar)
|
|
|
6615 VAR argvars;
|
|
|
6616 VAR retvar;
|
|
|
6617 {
|
|
|
6618 int regname;
|
|
|
6619 char_u *strregname;
|
|
|
6620 char_u *stropt;
|
|
|
6621 int append;
|
|
|
6622 char_u yank_type;
|
|
|
6623 long block_len;
|
|
|
6624
|
|
|
6625 block_len = -1;
|
|
|
6626 yank_type = MAUTO;
|
|
|
6627 append = FALSE;
|
|
|
6628
|
|
|
6629 strregname = get_var_string(argvars);
|
|
|
6630 retvar->var_val.var_number = 1; /* FAIL is default */
|
|
|
6631
|
|
|
6632 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6633 if (regname == 0 || regname == '@')
|
|
|
6634 regname = '"';
|
|
|
6635 else if (regname == '=')
|
|
|
6636 return;
|
|
|
6637
|
|
|
6638 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
6639 {
|
|
|
6640 for (stropt = get_var_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
|
6641 switch (*stropt)
|
|
|
6642 {
|
|
|
6643 case 'a': case 'A': /* append */
|
|
|
6644 append = TRUE;
|
|
|
6645 break;
|
|
|
6646 case 'v': case 'c': /* character-wise selection */
|
|
|
6647 yank_type = MCHAR;
|
|
|
6648 break;
|
|
|
6649 case 'V': case 'l': /* line-wise selection */
|
|
|
6650 yank_type = MLINE;
|
|
|
6651 break;
|
|
|
6652 #ifdef FEAT_VISUAL
|
|
|
6653 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
6654 yank_type = MBLOCK;
|
|
|
6655 if (VIM_ISDIGIT(stropt[1]))
|
|
|
6656 {
|
|
|
6657 ++stropt;
|
|
|
6658 block_len = getdigits(&stropt) - 1;
|
|
|
6659 --stropt;
|
|
|
6660 }
|
|
|
6661 break;
|
|
|
6662 #endif
|
|
|
6663 }
|
|
|
6664 }
|
|
|
6665
|
|
|
6666 write_reg_contents_ex(regname, get_var_string(&argvars[1]), -1,
|
|
|
6667 append, yank_type, block_len);
|
|
|
6668 retvar->var_val.var_number = 0;
|
|
|
6669 }
|
|
|
6670
|
|
|
6671
|
|
|
6672 /*
|
|
|
6673 * "setwinvar(expr)" function
|
|
|
6674 */
|
|
|
6675 /*ARGSUSED*/
|
|
|
6676 static void
|
|
|
6677 f_setwinvar(argvars, retvar)
|
|
|
6678 VAR argvars;
|
|
|
6679 VAR retvar;
|
|
|
6680 {
|
|
|
6681 win_T *win;
|
|
|
6682 #ifdef FEAT_WINDOWS
|
|
|
6683 win_T *save_curwin;
|
|
|
6684 #endif
|
|
|
6685 char_u *varname, *winvarname;
|
|
|
6686 VAR varp;
|
|
|
6687 char_u nbuf[NUMBUFLEN];
|
|
|
6688
|
|
|
6689 if (check_restricted() || check_secure())
|
|
|
6690 return;
|
|
|
6691 ++emsg_off;
|
|
|
6692 win = find_win_by_nr(&argvars[0]);
|
|
|
6693 varname = get_var_string(&argvars[1]);
|
|
|
6694 varp = &argvars[2];
|
|
|
6695
|
|
|
6696 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
6697 {
|
|
|
6698 #ifdef FEAT_WINDOWS
|
|
|
6699 /* set curwin to be our win, temporarily */
|
|
|
6700 save_curwin = curwin;
|
|
|
6701 curwin = win;
|
|
|
6702 curbuf = curwin->w_buffer;
|
|
|
6703 #endif
|
|
|
6704
|
|
|
6705 if (*varname == '&')
|
|
|
6706 {
|
|
|
6707 ++varname;
|
|
|
6708 set_option_value(varname, get_var_number(varp),
|
|
|
6709 get_var_string_buf(varp, nbuf), OPT_LOCAL);
|
|
|
6710 }
|
|
|
6711 else
|
|
|
6712 {
|
|
|
6713 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
6714 if (winvarname != NULL)
|
|
|
6715 {
|
|
|
6716 STRCPY(winvarname, "w:");
|
|
|
6717 STRCPY(winvarname + 2, varname);
|
|
|
6718 set_var(winvarname, varp);
|
|
|
6719 vim_free(winvarname);
|
|
|
6720 }
|
|
|
6721 }
|
|
|
6722
|
|
|
6723 #ifdef FEAT_WINDOWS
|
|
|
6724 /* Restore current window, if it's still valid (autocomands can make
|
|
|
6725 * it invalid). */
|
|
|
6726 if (win_valid(save_curwin))
|
|
|
6727 {
|
|
|
6728 curwin = save_curwin;
|
|
|
6729 curbuf = curwin->w_buffer;
|
|
|
6730 }
|
|
|
6731 #endif
|
|
|
6732 }
|
|
|
6733 --emsg_off;
|
|
|
6734 }
|
|
|
6735
|
|
|
6736 /*
|
|
|
6737 * "nextnonblank()" function
|
|
|
6738 */
|
|
|
6739 static void
|
|
|
6740 f_nextnonblank(argvars, retvar)
|
|
|
6741 VAR argvars;
|
|
|
6742 VAR retvar;
|
|
|
6743 {
|
|
|
6744 linenr_T lnum;
|
|
|
6745
|
|
|
6746 for (lnum = get_var_lnum(argvars); ; ++lnum)
|
|
|
6747 {
|
|
|
6748 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
6749 {
|
|
|
6750 lnum = 0;
|
|
|
6751 break;
|
|
|
6752 }
|
|
|
6753 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
6754 break;
|
|
|
6755 }
|
|
|
6756 retvar->var_val.var_number = lnum;
|
|
|
6757 }
|
|
|
6758
|
|
|
6759 /*
|
|
|
6760 * "prevnonblank()" function
|
|
|
6761 */
|
|
|
6762 static void
|
|
|
6763 f_prevnonblank(argvars, retvar)
|
|
|
6764 VAR argvars;
|
|
|
6765 VAR retvar;
|
|
|
6766 {
|
|
|
6767 linenr_T lnum;
|
|
|
6768
|
|
|
6769 lnum = get_var_lnum(argvars);
|
|
|
6770 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
6771 lnum = 0;
|
|
|
6772 else
|
|
|
6773 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
6774 --lnum;
|
|
|
6775 retvar->var_val.var_number = lnum;
|
|
|
6776 }
|
|
|
6777
|
|
|
6778 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
6779 static void make_connection __ARGS((void));
|
|
|
6780 static int check_connection __ARGS((void));
|
|
|
6781
|
|
|
6782 static void
|
|
|
6783 make_connection()
|
|
|
6784 {
|
|
|
6785 if (X_DISPLAY == NULL
|
|
|
6786 # ifdef FEAT_GUI
|
|
|
6787 && !gui.in_use
|
|
|
6788 # endif
|
|
|
6789 )
|
|
|
6790 {
|
|
|
6791 x_force_connect = TRUE;
|
|
|
6792 setup_term_clip();
|
|
|
6793 x_force_connect = FALSE;
|
|
|
6794 }
|
|
|
6795 }
|
|
|
6796
|
|
|
6797 static int
|
|
|
6798 check_connection()
|
|
|
6799 {
|
|
|
6800 make_connection();
|
|
|
6801 if (X_DISPLAY == NULL)
|
|
|
6802 {
|
|
|
6803 EMSG(_("E240: No connection to Vim server"));
|
|
|
6804 return FAIL;
|
|
|
6805 }
|
|
|
6806 return OK;
|
|
|
6807 }
|
|
|
6808 #endif
|
|
|
6809
|
|
|
6810 /*ARGSUSED*/
|
|
|
6811 static void
|
|
|
6812 f_serverlist(argvars, retvar)
|
|
|
6813 VAR argvars;
|
|
|
6814 VAR retvar;
|
|
|
6815 {
|
|
|
6816 char_u *r = NULL;
|
|
|
6817
|
|
|
6818 #ifdef FEAT_CLIENTSERVER
|
|
|
6819 # ifdef WIN32
|
|
|
6820 r = serverGetVimNames();
|
|
|
6821 # else
|
|
|
6822 make_connection();
|
|
|
6823 if (X_DISPLAY != NULL)
|
|
|
6824 r = serverGetVimNames(X_DISPLAY);
|
|
|
6825 # endif
|
|
|
6826 #endif
|
|
|
6827 retvar->var_type = VAR_STRING;
|
|
|
6828 retvar->var_val.var_string = r;
|
|
|
6829 }
|
|
|
6830
|
|
|
6831 /*ARGSUSED*/
|
|
|
6832 static void
|
|
|
6833 f_remote_peek(argvars, retvar)
|
|
|
6834 VAR argvars;
|
|
|
6835 VAR retvar;
|
|
|
6836 {
|
|
|
6837 #ifdef FEAT_CLIENTSERVER
|
|
|
6838 var v;
|
|
|
6839 char_u *s = NULL;
|
|
|
6840 # ifdef WIN32
|
|
|
6841 int n = 0;
|
|
|
6842 # endif
|
|
|
6843
|
|
|
6844 if (check_restricted() || check_secure())
|
|
|
6845 {
|
|
|
6846 retvar->var_val.var_number = -1;
|
|
|
6847 return;
|
|
|
6848 }
|
|
|
6849 # ifdef WIN32
|
|
|
6850 sscanf(get_var_string(&argvars[0]), "%x", &n);
|
|
|
6851 if (n == 0)
|
|
|
6852 retvar->var_val.var_number = -1;
|
|
|
6853 else
|
|
|
6854 {
|
|
|
6855 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
|
6856 retvar->var_val.var_number = (s != NULL);
|
|
|
6857 }
|
|
|
6858 # else
|
|
|
6859 retvar->var_val.var_number = 0;
|
|
|
6860 if (check_connection() == FAIL)
|
|
|
6861 return;
|
|
|
6862
|
|
|
6863 retvar->var_val.var_number = serverPeekReply(X_DISPLAY,
|
|
|
6864 serverStrToWin(get_var_string(&argvars[0])), &s);
|
|
|
6865 # endif
|
|
|
6866
|
|
|
6867 if (argvars[1].var_type != VAR_UNKNOWN && retvar->var_val.var_number > 0)
|
|
|
6868 {
|
|
|
6869 v.var_type = VAR_STRING;
|
|
|
6870 v.var_val.var_string = vim_strsave(s);
|
|
|
6871 set_var(get_var_string(&argvars[1]), &v);
|
|
|
6872 }
|
|
|
6873 #else
|
|
|
6874 retvar->var_val.var_number = -1;
|
|
|
6875 #endif
|
|
|
6876 }
|
|
|
6877
|
|
|
6878 /*ARGSUSED*/
|
|
|
6879 static void
|
|
|
6880 f_remote_read(argvars, retvar)
|
|
|
6881 VAR argvars;
|
|
|
6882 VAR retvar;
|
|
|
6883 {
|
|
|
6884 char_u *r = NULL;
|
|
|
6885
|
|
|
6886 #ifdef FEAT_CLIENTSERVER
|
|
|
6887 if (!check_restricted() && !check_secure())
|
|
|
6888 {
|
|
|
6889 # ifdef WIN32
|
|
|
6890 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
6891 int n = 0;
|
|
|
6892
|
|
|
6893 sscanf(get_var_string(&argvars[0]), "%x", &n);
|
|
|
6894 if (n != 0)
|
|
|
6895 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
6896 if (r == NULL)
|
|
|
6897 # else
|
|
|
6898 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
|
6899 serverStrToWin(get_var_string(&argvars[0])), &r, FALSE) < 0)
|
|
|
6900 # endif
|
|
|
6901 EMSG(_("E277: Unable to read a server reply"));
|
|
|
6902 }
|
|
|
6903 #endif
|
|
|
6904 retvar->var_type = VAR_STRING;
|
|
|
6905 retvar->var_val.var_string = r;
|
|
|
6906 }
|
|
|
6907
|
|
|
6908 /*ARGSUSED*/
|
|
|
6909 static void
|
|
|
6910 f_server2client(argvars, retvar)
|
|
|
6911 VAR argvars;
|
|
|
6912 VAR retvar;
|
|
|
6913 {
|
|
|
6914 #ifdef FEAT_CLIENTSERVER
|
|
|
6915 char_u buf[NUMBUFLEN];
|
|
|
6916 char_u *server = get_var_string(&argvars[0]);
|
|
|
6917 char_u *reply = get_var_string_buf(&argvars[1], buf);
|
|
|
6918
|
|
|
6919 retvar->var_val.var_number = -1;
|
|
|
6920 if (check_restricted() || check_secure())
|
|
|
6921 return;
|
|
|
6922 # ifdef FEAT_X11
|
|
|
6923 if (check_connection() == FAIL)
|
|
|
6924 return;
|
|
|
6925 # endif
|
|
|
6926
|
|
|
6927 if (serverSendReply(server, reply) < 0)
|
|
|
6928 {
|
|
|
6929 EMSG(_("E258: Unable to send to client"));
|
|
|
6930 return;
|
|
|
6931 }
|
|
|
6932 retvar->var_val.var_number = 0;
|
|
|
6933 #else
|
|
|
6934 retvar->var_val.var_number = -1;
|
|
|
6935 #endif
|
|
|
6936 }
|
|
|
6937
|
|
|
6938 #ifdef FEAT_CLIENTSERVER
|
|
|
6939 static void remote_common __ARGS((VAR argvars, VAR retvar, int expr));
|
|
|
6940
|
|
|
6941 static void
|
|
|
6942 remote_common(argvars, retvar, expr)
|
|
|
6943 VAR argvars;
|
|
|
6944 VAR retvar;
|
|
|
6945 int expr;
|
|
|
6946 {
|
|
|
6947 char_u *server_name;
|
|
|
6948 char_u *keys;
|
|
|
6949 char_u *r = NULL;
|
|
|
6950 char_u buf[NUMBUFLEN];
|
|
|
6951 # ifdef WIN32
|
|
|
6952 HWND w;
|
|
|
6953 # else
|
|
|
6954 Window w;
|
|
|
6955 # endif
|
|
|
6956
|
|
|
6957 if (check_restricted() || check_secure())
|
|
|
6958 return;
|
|
|
6959
|
|
|
6960 # ifdef FEAT_X11
|
|
|
6961 if (check_connection() == FAIL)
|
|
|
6962 return;
|
|
|
6963 # endif
|
|
|
6964
|
|
|
6965 server_name = get_var_string(&argvars[0]);
|
|
|
6966 keys = get_var_string_buf(&argvars[1], buf);
|
|
|
6967 # ifdef WIN32
|
|
|
6968 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
6969 # else
|
|
|
6970 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
6971 < 0)
|
|
|
6972 # endif
|
|
|
6973 {
|
|
|
6974 if (r != NULL)
|
|
|
6975 EMSG(r); /* sending worked but evaluation failed */
|
|
|
6976 else
|
|
|
6977 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
6978 return;
|
|
|
6979 }
|
|
|
6980
|
|
|
6981 retvar->var_val.var_string = r;
|
|
|
6982
|
|
|
6983 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
6984 {
|
|
|
6985 var v;
|
|
|
6986 char_u str[30];
|
|
|
6987
|
|
|
6988 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
|
6989 v.var_type = VAR_STRING;
|
|
|
6990 v.var_val.var_string = vim_strsave(str);
|
|
|
6991 set_var(get_var_string(&argvars[2]), &v);
|
|
|
6992 }
|
|
|
6993 }
|
|
|
6994 #endif
|
|
|
6995
|
|
|
6996 /*
|
|
|
6997 * "remote_expr()" function
|
|
|
6998 */
|
|
|
6999 /*ARGSUSED*/
|
|
|
7000 static void
|
|
|
7001 f_remote_expr(argvars, retvar)
|
|
|
7002 VAR argvars;
|
|
|
7003 VAR retvar;
|
|
|
7004 {
|
|
|
7005 retvar->var_type = VAR_STRING;
|
|
|
7006 retvar->var_val.var_string = NULL;
|
|
|
7007 #ifdef FEAT_CLIENTSERVER
|
|
|
7008 remote_common(argvars, retvar, TRUE);
|
|
|
7009 #endif
|
|
|
7010 }
|
|
|
7011
|
|
|
7012 /*
|
|
|
7013 * "remote_send()" function
|
|
|
7014 */
|
|
|
7015 /*ARGSUSED*/
|
|
|
7016 static void
|
|
|
7017 f_remote_send(argvars, retvar)
|
|
|
7018 VAR argvars;
|
|
|
7019 VAR retvar;
|
|
|
7020 {
|
|
|
7021 retvar->var_type = VAR_STRING;
|
|
|
7022 retvar->var_val.var_string = NULL;
|
|
|
7023 #ifdef FEAT_CLIENTSERVER
|
|
|
7024 remote_common(argvars, retvar, FALSE);
|
|
|
7025 #endif
|
|
|
7026 }
|
|
|
7027
|
|
|
7028 /*
|
|
|
7029 * "remote_foreground()" function
|
|
|
7030 */
|
|
|
7031 /*ARGSUSED*/
|
|
|
7032 static void
|
|
|
7033 f_remote_foreground(argvars, retvar)
|
|
|
7034 VAR argvars;
|
|
|
7035 VAR retvar;
|
|
|
7036 {
|
|
|
7037 retvar->var_val.var_number = 0;
|
|
|
7038 #ifdef FEAT_CLIENTSERVER
|
|
|
7039 # ifdef WIN32
|
|
|
7040 /* On Win32 it's done in this application. */
|
|
|
7041 serverForeground(get_var_string(&argvars[0]));
|
|
|
7042 # else
|
|
|
7043 /* Send a foreground() expression to the server. */
|
|
|
7044 argvars[1].var_type = VAR_STRING;
|
|
|
7045 argvars[1].var_val.var_string = vim_strsave((char_u *)"foreground()");
|
|
|
7046 argvars[2].var_type = VAR_UNKNOWN;
|
|
|
7047 remote_common(argvars, retvar, TRUE);
|
|
|
7048 vim_free(argvars[1].var_val.var_string);
|
|
|
7049 # endif
|
|
|
7050 #endif
|
|
|
7051 }
|
|
|
7052
|
|
18
|
7053 /*
|
|
|
7054 * "repeat()" function
|
|
|
7055 */
|
|
|
7056 /*ARGSUSED*/
|
|
|
7057 static void
|
|
|
7058 f_repeat(argvars, retvar)
|
|
|
7059 VAR argvars;
|
|
|
7060 VAR retvar;
|
|
|
7061 {
|
|
|
7062 char_u *p;
|
|
|
7063 int n;
|
|
|
7064 int slen;
|
|
|
7065 int len;
|
|
|
7066 char_u *r;
|
|
|
7067 int i;
|
|
|
7068
|
|
|
7069 p = get_var_string(&argvars[0]);
|
|
|
7070 n = get_var_number(&argvars[1]);
|
|
|
7071
|
|
|
7072 retvar->var_type = VAR_STRING;
|
|
|
7073 retvar->var_val.var_string = NULL;
|
|
|
7074
|
|
|
7075 slen = (int)STRLEN(p);
|
|
|
7076 len = slen * n;
|
|
|
7077
|
|
|
7078 if (len <= 0)
|
|
|
7079 return;
|
|
|
7080
|
|
|
7081 r = alloc(len + 1);
|
|
|
7082 if (r != NULL)
|
|
|
7083 {
|
|
|
7084 for (i = 0; i < n; i++)
|
|
|
7085 mch_memmove(r + i * slen, p, (size_t)slen);
|
|
|
7086 r[len] = NUL;
|
|
|
7087 }
|
|
|
7088
|
|
|
7089 retvar->var_val.var_string = r;
|
|
|
7090 }
|
|
|
7091
|
|
7
|
7092 #ifdef HAVE_STRFTIME
|
|
|
7093 /*
|
|
|
7094 * "strftime({format}[, {time}])" function
|
|
|
7095 */
|
|
|
7096 static void
|
|
|
7097 f_strftime(argvars, retvar)
|
|
|
7098 VAR argvars;
|
|
|
7099 VAR retvar;
|
|
|
7100 {
|
|
|
7101 char_u result_buf[256];
|
|
|
7102 struct tm *curtime;
|
|
|
7103 time_t seconds;
|
|
|
7104 char_u *p;
|
|
|
7105
|
|
|
7106 retvar->var_type = VAR_STRING;
|
|
|
7107
|
|
|
7108 p = get_var_string(&argvars[0]);
|
|
|
7109 if (argvars[1].var_type == VAR_UNKNOWN)
|
|
|
7110 seconds = time(NULL);
|
|
|
7111 else
|
|
|
7112 seconds = (time_t)get_var_number(&argvars[1]);
|
|
|
7113 curtime = localtime(&seconds);
|
|
|
7114 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
7115 if (curtime == NULL)
|
|
|
7116 retvar->var_val.var_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
|
7117 else
|
|
|
7118 {
|
|
|
7119 # ifdef FEAT_MBYTE
|
|
|
7120 vimconv_T conv;
|
|
|
7121 char_u *enc;
|
|
|
7122
|
|
|
7123 conv.vc_type = CONV_NONE;
|
|
|
7124 enc = enc_locale();
|
|
|
7125 convert_setup(&conv, p_enc, enc);
|
|
|
7126 if (conv.vc_type != CONV_NONE)
|
|
|
7127 p = string_convert(&conv, p, NULL);
|
|
|
7128 # endif
|
|
|
7129 if (p != NULL)
|
|
|
7130 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
7131 (char *)p, curtime);
|
|
|
7132 else
|
|
|
7133 result_buf[0] = NUL;
|
|
|
7134
|
|
|
7135 # ifdef FEAT_MBYTE
|
|
|
7136 if (conv.vc_type != CONV_NONE)
|
|
|
7137 vim_free(p);
|
|
|
7138 convert_setup(&conv, enc, p_enc);
|
|
|
7139 if (conv.vc_type != CONV_NONE)
|
|
|
7140 retvar->var_val.var_string =
|
|
|
7141 string_convert(&conv, result_buf, NULL);
|
|
|
7142 else
|
|
|
7143 # endif
|
|
|
7144 retvar->var_val.var_string = vim_strsave(result_buf);
|
|
|
7145
|
|
|
7146 # ifdef FEAT_MBYTE
|
|
|
7147 /* Release conversion descriptors */
|
|
|
7148 convert_setup(&conv, NULL, NULL);
|
|
|
7149 vim_free(enc);
|
|
|
7150 # endif
|
|
|
7151 }
|
|
|
7152 }
|
|
|
7153 #endif
|
|
|
7154
|
|
|
7155 /*
|
|
|
7156 * "stridx()" function
|
|
|
7157 */
|
|
|
7158 static void
|
|
|
7159 f_stridx(argvars, retvar)
|
|
|
7160 VAR argvars;
|
|
|
7161 VAR retvar;
|
|
|
7162 {
|
|
|
7163 char_u buf[NUMBUFLEN];
|
|
|
7164 char_u *needle;
|
|
|
7165 char_u *haystack;
|
|
|
7166 char_u *pos;
|
|
|
7167
|
|
|
7168 needle = get_var_string(&argvars[1]);
|
|
|
7169 haystack = get_var_string_buf(&argvars[0], buf);
|
|
|
7170 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
7171
|
|
|
7172 if (pos == NULL)
|
|
|
7173 retvar->var_val.var_number = -1;
|
|
|
7174 else
|
|
|
7175 retvar->var_val.var_number = (varnumber_T) (pos - haystack);
|
|
|
7176 }
|
|
|
7177
|
|
|
7178 /*
|
|
|
7179 * "strridx()" function
|
|
|
7180 */
|
|
|
7181 static void
|
|
|
7182 f_strridx(argvars, retvar)
|
|
|
7183 VAR argvars;
|
|
|
7184 VAR retvar;
|
|
|
7185 {
|
|
|
7186 char_u buf[NUMBUFLEN];
|
|
|
7187 char_u *needle;
|
|
|
7188 char_u *haystack;
|
|
|
7189 char_u *rest;
|
|
|
7190 char_u *lastmatch = NULL;
|
|
|
7191
|
|
|
7192 needle = get_var_string(&argvars[1]);
|
|
|
7193 haystack = get_var_string_buf(&argvars[0], buf);
|
|
|
7194 rest = haystack;
|
|
|
7195 while (*haystack != '\0')
|
|
|
7196 {
|
|
|
7197 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
7198 if (rest == NULL)
|
|
|
7199 break;
|
|
|
7200 lastmatch = rest++;
|
|
|
7201 }
|
|
|
7202
|
|
|
7203 if (lastmatch == NULL)
|
|
|
7204 retvar->var_val.var_number = -1;
|
|
|
7205 else
|
|
|
7206 retvar->var_val.var_number = (varnumber_T) (lastmatch - haystack);
|
|
|
7207 }
|
|
|
7208
|
|
|
7209 /*
|
|
|
7210 * "strlen()" function
|
|
|
7211 */
|
|
|
7212 static void
|
|
|
7213 f_strlen(argvars, retvar)
|
|
|
7214 VAR argvars;
|
|
|
7215 VAR retvar;
|
|
|
7216 {
|
|
|
7217 retvar->var_val.var_number = (varnumber_T) (STRLEN(get_var_string(&argvars[0])));
|
|
|
7218 }
|
|
|
7219
|
|
|
7220 /*
|
|
|
7221 * "strpart()" function
|
|
|
7222 */
|
|
|
7223 static void
|
|
|
7224 f_strpart(argvars, retvar)
|
|
|
7225 VAR argvars;
|
|
|
7226 VAR retvar;
|
|
|
7227 {
|
|
|
7228 char_u *p;
|
|
|
7229 int n;
|
|
|
7230 int len;
|
|
|
7231 int slen;
|
|
|
7232
|
|
|
7233 p = get_var_string(&argvars[0]);
|
|
|
7234 slen = (int)STRLEN(p);
|
|
|
7235
|
|
|
7236 n = get_var_number(&argvars[1]);
|
|
|
7237 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7238 len = get_var_number(&argvars[2]);
|
|
|
7239 else
|
|
|
7240 len = slen - n; /* default len: all bytes that are available. */
|
|
|
7241
|
|
|
7242 /*
|
|
|
7243 * Only return the overlap between the specified part and the actual
|
|
|
7244 * string.
|
|
|
7245 */
|
|
|
7246 if (n < 0)
|
|
|
7247 {
|
|
|
7248 len += n;
|
|
|
7249 n = 0;
|
|
|
7250 }
|
|
|
7251 else if (n > slen)
|
|
|
7252 n = slen;
|
|
|
7253 if (len < 0)
|
|
|
7254 len = 0;
|
|
|
7255 else if (n + len > slen)
|
|
|
7256 len = slen - n;
|
|
|
7257
|
|
|
7258 retvar->var_type = VAR_STRING;
|
|
|
7259 retvar->var_val.var_string = vim_strnsave(p + n, len);
|
|
|
7260 }
|
|
|
7261
|
|
|
7262 /*
|
|
|
7263 * "strtrans()" function
|
|
|
7264 */
|
|
|
7265 static void
|
|
|
7266 f_strtrans(argvars, retvar)
|
|
|
7267 VAR argvars;
|
|
|
7268 VAR retvar;
|
|
|
7269 {
|
|
|
7270 retvar->var_type = VAR_STRING;
|
|
|
7271 retvar->var_val.var_string = transstr(get_var_string(&argvars[0]));
|
|
|
7272 }
|
|
|
7273
|
|
|
7274 /*
|
|
|
7275 * "synID(line, col, trans)" function
|
|
|
7276 */
|
|
|
7277 /*ARGSUSED*/
|
|
|
7278 static void
|
|
|
7279 f_synID(argvars, retvar)
|
|
|
7280 VAR argvars;
|
|
|
7281 VAR retvar;
|
|
|
7282 {
|
|
|
7283 int id = 0;
|
|
|
7284 #ifdef FEAT_SYN_HL
|
|
|
7285 long line;
|
|
|
7286 long col;
|
|
|
7287 int trans;
|
|
|
7288
|
|
|
7289 line = get_var_lnum(argvars);
|
|
|
7290 col = get_var_number(&argvars[1]) - 1;
|
|
|
7291 trans = get_var_number(&argvars[2]);
|
|
|
7292
|
|
|
7293 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
7294 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
7295 id = syn_get_id(line, col, trans);
|
|
|
7296 #endif
|
|
|
7297
|
|
|
7298 retvar->var_val.var_number = id;
|
|
|
7299 }
|
|
|
7300
|
|
|
7301 /*
|
|
|
7302 * "synIDattr(id, what [, mode])" function
|
|
|
7303 */
|
|
|
7304 /*ARGSUSED*/
|
|
|
7305 static void
|
|
|
7306 f_synIDattr(argvars, retvar)
|
|
|
7307 VAR argvars;
|
|
|
7308 VAR retvar;
|
|
|
7309 {
|
|
|
7310 char_u *p = NULL;
|
|
|
7311 #ifdef FEAT_SYN_HL
|
|
|
7312 int id;
|
|
|
7313 char_u *what;
|
|
|
7314 char_u *mode;
|
|
|
7315 char_u modebuf[NUMBUFLEN];
|
|
|
7316 int modec;
|
|
|
7317
|
|
|
7318 id = get_var_number(&argvars[0]);
|
|
|
7319 what = get_var_string(&argvars[1]);
|
|
|
7320 if (argvars[2].var_type != VAR_UNKNOWN)
|
|
|
7321 {
|
|
|
7322 mode = get_var_string_buf(&argvars[2], modebuf);
|
|
|
7323 modec = TOLOWER_ASC(mode[0]);
|
|
|
7324 if (modec != 't' && modec != 'c'
|
|
|
7325 #ifdef FEAT_GUI
|
|
|
7326 && modec != 'g'
|
|
|
7327 #endif
|
|
|
7328 )
|
|
|
7329 modec = 0; /* replace invalid with current */
|
|
|
7330 }
|
|
|
7331 else
|
|
|
7332 {
|
|
|
7333 #ifdef FEAT_GUI
|
|
|
7334 if (gui.in_use)
|
|
|
7335 modec = 'g';
|
|
|
7336 else
|
|
|
7337 #endif
|
|
|
7338 if (t_colors > 1)
|
|
|
7339 modec = 'c';
|
|
|
7340 else
|
|
|
7341 modec = 't';
|
|
|
7342 }
|
|
|
7343
|
|
|
7344
|
|
|
7345 switch (TOLOWER_ASC(what[0]))
|
|
|
7346 {
|
|
|
7347 case 'b':
|
|
|
7348 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
7349 p = highlight_color(id, what, modec);
|
|
|
7350 else /* bold */
|
|
|
7351 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
7352 break;
|
|
|
7353
|
|
|
7354 case 'f': /* fg[#] */
|
|
|
7355 p = highlight_color(id, what, modec);
|
|
|
7356 break;
|
|
|
7357
|
|
|
7358 case 'i':
|
|
|
7359 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
7360 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
7361 else /* italic */
|
|
|
7362 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
7363 break;
|
|
|
7364
|
|
|
7365 case 'n': /* name */
|
|
|
7366 p = get_highlight_name(NULL, id - 1);
|
|
|
7367 break;
|
|
|
7368
|
|
|
7369 case 'r': /* reverse */
|
|
|
7370 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
7371 break;
|
|
|
7372
|
|
|
7373 case 's': /* standout */
|
|
|
7374 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
7375 break;
|
|
|
7376
|
|
|
7377 case 'u': /* underline */
|
|
|
7378 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
7379 break;
|
|
|
7380 }
|
|
|
7381
|
|
|
7382 if (p != NULL)
|
|
|
7383 p = vim_strsave(p);
|
|
|
7384 #endif
|
|
|
7385 retvar->var_type = VAR_STRING;
|
|
|
7386 retvar->var_val.var_string = p;
|
|
|
7387 }
|
|
|
7388
|
|
|
7389 /*
|
|
|
7390 * "synIDtrans(id)" function
|
|
|
7391 */
|
|
|
7392 /*ARGSUSED*/
|
|
|
7393 static void
|
|
|
7394 f_synIDtrans(argvars, retvar)
|
|
|
7395 VAR argvars;
|
|
|
7396 VAR retvar;
|
|
|
7397 {
|
|
|
7398 int id;
|
|
|
7399
|
|
|
7400 #ifdef FEAT_SYN_HL
|
|
|
7401 id = get_var_number(&argvars[0]);
|
|
|
7402
|
|
|
7403 if (id > 0)
|
|
|
7404 id = syn_get_final_id(id);
|
|
|
7405 else
|
|
|
7406 #endif
|
|
|
7407 id = 0;
|
|
|
7408
|
|
|
7409 retvar->var_val.var_number = id;
|
|
|
7410 }
|
|
|
7411
|
|
|
7412 /*
|
|
|
7413 * "system()" function
|
|
|
7414 */
|
|
|
7415 static void
|
|
|
7416 f_system(argvars, retvar)
|
|
|
7417 VAR argvars;
|
|
|
7418 VAR retvar;
|
|
|
7419 {
|
|
|
7420 char_u *p;
|
|
|
7421
|
|
|
7422 p = get_cmd_output(get_var_string(&argvars[0]), SHELL_SILENT);
|
|
|
7423 #ifdef USE_CR
|
|
|
7424 /* translate <CR> into <NL> */
|
|
|
7425 if (p != NULL)
|
|
|
7426 {
|
|
|
7427 char_u *s;
|
|
|
7428
|
|
|
7429 for (s = p; *s; ++s)
|
|
|
7430 {
|
|
|
7431 if (*s == CAR)
|
|
|
7432 *s = NL;
|
|
|
7433 }
|
|
|
7434 }
|
|
|
7435 #else
|
|
|
7436 # ifdef USE_CRNL
|
|
|
7437 /* translate <CR><NL> into <NL> */
|
|
|
7438 if (p != NULL)
|
|
|
7439 {
|
|
|
7440 char_u *s, *d;
|
|
|
7441
|
|
|
7442 d = p;
|
|
|
7443 for (s = p; *s; ++s)
|
|
|
7444 {
|
|
|
7445 if (s[0] == CAR && s[1] == NL)
|
|
|
7446 ++s;
|
|
|
7447 *d++ = *s;
|
|
|
7448 }
|
|
|
7449 *d = NUL;
|
|
|
7450 }
|
|
|
7451 # endif
|
|
|
7452 #endif
|
|
|
7453 retvar->var_type = VAR_STRING;
|
|
|
7454 retvar->var_val.var_string = p;
|
|
|
7455 }
|
|
|
7456
|
|
|
7457 /*
|
|
|
7458 * "submatch()" function
|
|
|
7459 */
|
|
|
7460 static void
|
|
|
7461 f_submatch(argvars, retvar)
|
|
|
7462 VAR argvars;
|
|
|
7463 VAR retvar;
|
|
|
7464 {
|
|
|
7465 retvar->var_type = VAR_STRING;
|
|
|
7466 retvar->var_val.var_string = reg_submatch((int)get_var_number(&argvars[0]));
|
|
|
7467 }
|
|
|
7468
|
|
|
7469 /*
|
|
|
7470 * "substitute()" function
|
|
|
7471 */
|
|
|
7472 static void
|
|
|
7473 f_substitute(argvars, retvar)
|
|
|
7474 VAR argvars;
|
|
|
7475 VAR retvar;
|
|
|
7476 {
|
|
|
7477 char_u patbuf[NUMBUFLEN];
|
|
|
7478 char_u subbuf[NUMBUFLEN];
|
|
|
7479 char_u flagsbuf[NUMBUFLEN];
|
|
|
7480
|
|
|
7481 retvar->var_type = VAR_STRING;
|
|
|
7482 retvar->var_val.var_string = do_string_sub(
|
|
|
7483 get_var_string(&argvars[0]),
|
|
|
7484 get_var_string_buf(&argvars[1], patbuf),
|
|
|
7485 get_var_string_buf(&argvars[2], subbuf),
|
|
|
7486 get_var_string_buf(&argvars[3], flagsbuf));
|
|
|
7487 }
|
|
|
7488
|
|
|
7489 /*
|
|
|
7490 * "tempname()" function
|
|
|
7491 */
|
|
|
7492 /*ARGSUSED*/
|
|
|
7493 static void
|
|
|
7494 f_tempname(argvars, retvar)
|
|
|
7495 VAR argvars;
|
|
|
7496 VAR retvar;
|
|
|
7497 {
|
|
|
7498 static int x = 'A';
|
|
|
7499
|
|
|
7500 retvar->var_type = VAR_STRING;
|
|
|
7501 retvar->var_val.var_string = vim_tempname(x);
|
|
|
7502
|
|
|
7503 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
7504 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
7505 do
|
|
|
7506 {
|
|
|
7507 if (x == 'Z')
|
|
|
7508 x = '0';
|
|
|
7509 else if (x == '9')
|
|
|
7510 x = 'A';
|
|
|
7511 else
|
|
|
7512 {
|
|
|
7513 #ifdef EBCDIC
|
|
|
7514 if (x == 'I')
|
|
|
7515 x = 'J';
|
|
|
7516 else if (x == 'R')
|
|
|
7517 x = 'S';
|
|
|
7518 else
|
|
|
7519 #endif
|
|
|
7520 ++x;
|
|
|
7521 }
|
|
|
7522 } while (x == 'I' || x == 'O');
|
|
|
7523 }
|
|
|
7524
|
|
|
7525 /*
|
|
|
7526 * "tolower(string)" function
|
|
|
7527 */
|
|
|
7528 static void
|
|
|
7529 f_tolower(argvars, retvar)
|
|
|
7530 VAR argvars;
|
|
|
7531 VAR retvar;
|
|
|
7532 {
|
|
|
7533 char_u *p;
|
|
|
7534
|
|
|
7535 p = vim_strsave(get_var_string(&argvars[0]));
|
|
|
7536 retvar->var_type = VAR_STRING;
|
|
|
7537 retvar->var_val.var_string = p;
|
|
|
7538
|
|
|
7539 if (p != NULL)
|
|
|
7540 while (*p != NUL)
|
|
|
7541 {
|
|
|
7542 #ifdef FEAT_MBYTE
|
|
|
7543 int l;
|
|
|
7544
|
|
|
7545 if (enc_utf8)
|
|
|
7546 {
|
|
|
7547 int c, lc;
|
|
|
7548
|
|
|
7549 c = utf_ptr2char(p);
|
|
|
7550 lc = utf_tolower(c);
|
|
|
7551 l = utf_ptr2len_check(p);
|
|
|
7552 /* TODO: reallocate string when byte count changes. */
|
|
|
7553 if (utf_char2len(lc) == l)
|
|
|
7554 utf_char2bytes(lc, p);
|
|
|
7555 p += l;
|
|
|
7556 }
|
|
|
7557 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
7558 p += l; /* skip multi-byte character */
|
|
|
7559 else
|
|
|
7560 #endif
|
|
|
7561 {
|
|
|
7562 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
7563 ++p;
|
|
|
7564 }
|
|
|
7565 }
|
|
|
7566 }
|
|
|
7567
|
|
|
7568 /*
|
|
|
7569 * "toupper(string)" function
|
|
|
7570 */
|
|
|
7571 static void
|
|
|
7572 f_toupper(argvars, retvar)
|
|
|
7573 VAR argvars;
|
|
|
7574 VAR retvar;
|
|
|
7575 {
|
|
|
7576 char_u *p;
|
|
|
7577
|
|
|
7578 p = vim_strsave(get_var_string(&argvars[0]));
|
|
|
7579 retvar->var_type = VAR_STRING;
|
|
|
7580 retvar->var_val.var_string = p;
|
|
|
7581
|
|
|
7582 if (p != NULL)
|
|
|
7583 while (*p != NUL)
|
|
|
7584 {
|
|
|
7585 #ifdef FEAT_MBYTE
|
|
|
7586 int l;
|
|
|
7587
|
|
|
7588 if (enc_utf8)
|
|
|
7589 {
|
|
|
7590 int c, uc;
|
|
|
7591
|
|
|
7592 c = utf_ptr2char(p);
|
|
|
7593 uc = utf_toupper(c);
|
|
|
7594 l = utf_ptr2len_check(p);
|
|
|
7595 /* TODO: reallocate string when byte count changes. */
|
|
|
7596 if (utf_char2len(uc) == l)
|
|
|
7597 utf_char2bytes(uc, p);
|
|
|
7598 p += l;
|
|
|
7599 }
|
|
|
7600 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
7601 p += l; /* skip multi-byte character */
|
|
|
7602 else
|
|
|
7603 #endif
|
|
|
7604 {
|
|
|
7605 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
7606 p++;
|
|
|
7607 }
|
|
|
7608 }
|
|
|
7609 }
|
|
|
7610
|
|
|
7611 /*
|
|
15
|
7612 * "tr(string, fromstr, tostr)" function
|
|
|
7613 */
|
|
|
7614 static void
|
|
|
7615 f_tr(argvars, retvar)
|
|
|
7616 VAR argvars;
|
|
|
7617 VAR retvar;
|
|
|
7618 {
|
|
|
7619 char_u *instr;
|
|
|
7620 char_u *fromstr;
|
|
|
7621 char_u *tostr;
|
|
|
7622 char_u *p;
|
|
|
7623 #ifdef FEAT_MBYTE
|
|
|
7624 int inlen;
|
|
|
7625 int fromlen;
|
|
|
7626 int tolen;
|
|
|
7627 int idx;
|
|
|
7628 char_u *cpstr;
|
|
|
7629 int cplen;
|
|
|
7630 int first = TRUE;
|
|
|
7631 #endif
|
|
|
7632 char_u buf[NUMBUFLEN];
|
|
|
7633 char_u buf2[NUMBUFLEN];
|
|
|
7634 garray_T ga;
|
|
|
7635
|
|
|
7636 instr = get_var_string(&argvars[0]);
|
|
|
7637 fromstr = get_var_string_buf(&argvars[1], buf);
|
|
|
7638 tostr = get_var_string_buf(&argvars[2], buf2);
|
|
|
7639
|
|
|
7640 /* Default return value: empty string. */
|
|
|
7641 retvar->var_type = VAR_STRING;
|
|
|
7642 retvar->var_val.var_string = NULL;
|
|
|
7643 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
7644
|
|
|
7645 #ifdef FEAT_MBYTE
|
|
|
7646 if (!has_mbyte)
|
|
|
7647 #endif
|
|
|
7648 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
7649 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
7650 {
|
|
|
7651 error:
|
|
|
7652 EMSG2(_(e_invarg2), fromstr);
|
|
|
7653 ga_clear(&ga);
|
|
|
7654 return;
|
|
|
7655 }
|
|
|
7656
|
|
|
7657 /* fromstr and tostr have to contain the same number of chars */
|
|
|
7658 while (*instr != NUL)
|
|
|
7659 {
|
|
|
7660 #ifdef FEAT_MBYTE
|
|
|
7661 if (has_mbyte)
|
|
|
7662 {
|
|
|
7663 inlen = mb_ptr2len_check(instr);
|
|
|
7664 cpstr = instr;
|
|
|
7665 cplen = inlen;
|
|
|
7666 idx = 0;
|
|
|
7667 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
7668 {
|
|
|
7669 fromlen = mb_ptr2len_check(p);
|
|
|
7670 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
7671 {
|
|
|
7672 for (p = tostr; *p != NUL; p += tolen)
|
|
|
7673 {
|
|
|
7674 tolen = mb_ptr2len_check(p);
|
|
|
7675 if (idx-- == 0)
|
|
|
7676 {
|
|
|
7677 cplen = tolen;
|
|
|
7678 cpstr = p;
|
|
|
7679 break;
|
|
|
7680 }
|
|
|
7681 }
|
|
|
7682 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
7683 goto error;
|
|
|
7684 break;
|
|
|
7685 }
|
|
|
7686 ++idx;
|
|
|
7687 }
|
|
|
7688
|
|
|
7689 if (first && cpstr == instr)
|
|
|
7690 {
|
|
|
7691 /* Check that fromstr and tostr have the same number of
|
|
|
7692 * (multi-byte) characters. Done only once when a character
|
|
|
7693 * of instr doesn't appear in fromstr. */
|
|
|
7694 first = FALSE;
|
|
|
7695 for (p = tostr; *p != NUL; p += tolen)
|
|
|
7696 {
|
|
|
7697 tolen = mb_ptr2len_check(p);
|
|
|
7698 --idx;
|
|
|
7699 }
|
|
|
7700 if (idx != 0)
|
|
|
7701 goto error;
|
|
|
7702 }
|
|
|
7703
|
|
|
7704 ga_grow(&ga, cplen);
|
|
16
|
7705 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
7706 ga.ga_len += cplen;
|
|
|
7707 ga.ga_room -= cplen;
|
|
|
7708
|
|
|
7709 instr += inlen;
|
|
|
7710 }
|
|
|
7711 else
|
|
|
7712 #endif
|
|
|
7713 {
|
|
|
7714 /* When not using multi-byte chars we can do it faster. */
|
|
|
7715 p = vim_strchr(fromstr, *instr);
|
|
|
7716 if (p != NULL)
|
|
|
7717 ga_append(&ga, tostr[p - fromstr]);
|
|
|
7718 else
|
|
|
7719 ga_append(&ga, *instr);
|
|
|
7720 ++instr;
|
|
|
7721 }
|
|
|
7722 }
|
|
|
7723
|
|
|
7724 retvar->var_val.var_string = ga.ga_data;
|
|
|
7725 }
|
|
|
7726
|
|
|
7727 /*
|
|
7
|
7728 * "type(expr)" function
|
|
|
7729 */
|
|
|
7730 static void
|
|
|
7731 f_type(argvars, retvar)
|
|
|
7732 VAR argvars;
|
|
|
7733 VAR retvar;
|
|
|
7734 {
|
|
|
7735 if (argvars[0].var_type == VAR_NUMBER)
|
|
|
7736 retvar->var_val.var_number = 0;
|
|
|
7737 else
|
|
|
7738 retvar->var_val.var_number = 1;
|
|
|
7739 }
|
|
|
7740
|
|
|
7741 /*
|
|
|
7742 * "virtcol(string)" function
|
|
|
7743 */
|
|
|
7744 static void
|
|
|
7745 f_virtcol(argvars, retvar)
|
|
|
7746 VAR argvars;
|
|
|
7747 VAR retvar;
|
|
|
7748 {
|
|
|
7749 colnr_T vcol = 0;
|
|
|
7750 pos_T *fp;
|
|
|
7751
|
|
|
7752 fp = var2fpos(&argvars[0], FALSE);
|
|
|
7753 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
7754 {
|
|
|
7755 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
7756 ++vcol;
|
|
|
7757 }
|
|
|
7758
|
|
|
7759 retvar->var_val.var_number = vcol;
|
|
|
7760 }
|
|
|
7761
|
|
|
7762 /*
|
|
|
7763 * "visualmode()" function
|
|
|
7764 */
|
|
|
7765 /*ARGSUSED*/
|
|
|
7766 static void
|
|
|
7767 f_visualmode(argvars, retvar)
|
|
|
7768 VAR argvars;
|
|
|
7769 VAR retvar;
|
|
|
7770 {
|
|
|
7771 #ifdef FEAT_VISUAL
|
|
|
7772 char_u str[2];
|
|
|
7773
|
|
|
7774 retvar->var_type = VAR_STRING;
|
|
|
7775 str[0] = curbuf->b_visual_mode_eval;
|
|
|
7776 str[1] = NUL;
|
|
|
7777 retvar->var_val.var_string = vim_strsave(str);
|
|
|
7778
|
|
|
7779 /* A non-zero number or non-empty string argument: reset mode. */
|
|
|
7780 if ((argvars[0].var_type == VAR_NUMBER
|
|
|
7781 && argvars[0].var_val.var_number != 0)
|
|
|
7782 || (argvars[0].var_type == VAR_STRING
|
|
|
7783 && *get_var_string(&argvars[0]) != NUL))
|
|
|
7784 curbuf->b_visual_mode_eval = NUL;
|
|
|
7785 #else
|
|
|
7786 retvar->var_val.var_number = 0; /* return anything, it won't work anyway */
|
|
|
7787 #endif
|
|
|
7788 }
|
|
|
7789
|
|
|
7790 /*
|
|
|
7791 * "winbufnr(nr)" function
|
|
|
7792 */
|
|
|
7793 static void
|
|
|
7794 f_winbufnr(argvars, retvar)
|
|
|
7795 VAR argvars;
|
|
|
7796 VAR retvar;
|
|
|
7797 {
|
|
|
7798 win_T *wp;
|
|
|
7799
|
|
|
7800 wp = find_win_by_nr(&argvars[0]);
|
|
|
7801 if (wp == NULL)
|
|
|
7802 retvar->var_val.var_number = -1;
|
|
|
7803 else
|
|
|
7804 retvar->var_val.var_number = wp->w_buffer->b_fnum;
|
|
|
7805 }
|
|
|
7806
|
|
|
7807 /*
|
|
|
7808 * "wincol()" function
|
|
|
7809 */
|
|
|
7810 /*ARGSUSED*/
|
|
|
7811 static void
|
|
|
7812 f_wincol(argvars, retvar)
|
|
|
7813 VAR argvars;
|
|
|
7814 VAR retvar;
|
|
|
7815 {
|
|
|
7816 validate_cursor();
|
|
|
7817 retvar->var_val.var_number = curwin->w_wcol + 1;
|
|
|
7818 }
|
|
|
7819
|
|
|
7820 /*
|
|
|
7821 * "winheight(nr)" function
|
|
|
7822 */
|
|
|
7823 static void
|
|
|
7824 f_winheight(argvars, retvar)
|
|
|
7825 VAR argvars;
|
|
|
7826 VAR retvar;
|
|
|
7827 {
|
|
|
7828 win_T *wp;
|
|
|
7829
|
|
|
7830 wp = find_win_by_nr(&argvars[0]);
|
|
|
7831 if (wp == NULL)
|
|
|
7832 retvar->var_val.var_number = -1;
|
|
|
7833 else
|
|
|
7834 retvar->var_val.var_number = wp->w_height;
|
|
|
7835 }
|
|
|
7836
|
|
|
7837 /*
|
|
|
7838 * "winline()" function
|
|
|
7839 */
|
|
|
7840 /*ARGSUSED*/
|
|
|
7841 static void
|
|
|
7842 f_winline(argvars, retvar)
|
|
|
7843 VAR argvars;
|
|
|
7844 VAR retvar;
|
|
|
7845 {
|
|
|
7846 validate_cursor();
|
|
|
7847 retvar->var_val.var_number = curwin->w_wrow + 1;
|
|
|
7848 }
|
|
|
7849
|
|
|
7850 /*
|
|
|
7851 * "winnr()" function
|
|
|
7852 */
|
|
|
7853 /* ARGSUSED */
|
|
|
7854 static void
|
|
|
7855 f_winnr(argvars, retvar)
|
|
|
7856 VAR argvars;
|
|
|
7857 VAR retvar;
|
|
|
7858 {
|
|
|
7859 int nr = 1;
|
|
|
7860 #ifdef FEAT_WINDOWS
|
|
|
7861 win_T *wp;
|
|
|
7862
|
|
|
7863 for (wp = firstwin; wp != curwin; wp = wp->w_next)
|
|
|
7864 ++nr;
|
|
|
7865 #endif
|
|
|
7866 retvar->var_val.var_number = nr;
|
|
|
7867 }
|
|
|
7868
|
|
|
7869 /*
|
|
|
7870 * "winrestcmd()" function
|
|
|
7871 */
|
|
|
7872 /* ARGSUSED */
|
|
|
7873 static void
|
|
|
7874 f_winrestcmd(argvars, retvar)
|
|
|
7875 VAR argvars;
|
|
|
7876 VAR retvar;
|
|
|
7877 {
|
|
|
7878 #ifdef FEAT_WINDOWS
|
|
|
7879 win_T *wp;
|
|
|
7880 int winnr = 1;
|
|
|
7881 garray_T ga;
|
|
|
7882 char_u buf[50];
|
|
|
7883
|
|
|
7884 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
7885 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
7886 {
|
|
|
7887 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
7888 ga_concat(&ga, buf);
|
|
|
7889 # ifdef FEAT_VERTSPLIT
|
|
|
7890 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
7891 ga_concat(&ga, buf);
|
|
|
7892 # endif
|
|
|
7893 ++winnr;
|
|
|
7894 }
|
|
|
7895
|
|
|
7896 retvar->var_val.var_string = ga.ga_data;
|
|
|
7897 #else
|
|
|
7898 retvar->var_val.var_string = NULL;
|
|
|
7899 #endif
|
|
|
7900 retvar->var_type = VAR_STRING;
|
|
|
7901 }
|
|
|
7902
|
|
|
7903 /*
|
|
|
7904 * "winwidth(nr)" function
|
|
|
7905 */
|
|
|
7906 static void
|
|
|
7907 f_winwidth(argvars, retvar)
|
|
|
7908 VAR argvars;
|
|
|
7909 VAR retvar;
|
|
|
7910 {
|
|
|
7911 win_T *wp;
|
|
|
7912
|
|
|
7913 wp = find_win_by_nr(&argvars[0]);
|
|
|
7914 if (wp == NULL)
|
|
|
7915 retvar->var_val.var_number = -1;
|
|
|
7916 else
|
|
|
7917 #ifdef FEAT_VERTSPLIT
|
|
|
7918 retvar->var_val.var_number = wp->w_width;
|
|
|
7919 #else
|
|
|
7920 retvar->var_val.var_number = Columns;
|
|
|
7921 #endif
|
|
|
7922 }
|
|
|
7923
|
|
|
7924 static win_T *
|
|
|
7925 find_win_by_nr(vp)
|
|
|
7926 VAR vp;
|
|
|
7927 {
|
|
|
7928 #ifdef FEAT_WINDOWS
|
|
|
7929 win_T *wp;
|
|
|
7930 #endif
|
|
|
7931 int nr;
|
|
|
7932
|
|
|
7933 nr = get_var_number(vp);
|
|
|
7934
|
|
|
7935 #ifdef FEAT_WINDOWS
|
|
|
7936 if (nr == 0)
|
|
|
7937 return curwin;
|
|
|
7938
|
|
|
7939 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
7940 if (--nr <= 0)
|
|
|
7941 break;
|
|
|
7942 return wp;
|
|
|
7943 #else
|
|
|
7944 if (nr == 0 || nr == 1)
|
|
|
7945 return curwin;
|
|
|
7946 return NULL;
|
|
|
7947 #endif
|
|
|
7948 }
|
|
|
7949
|
|
|
7950 /*
|
|
|
7951 * Translate a String variable into a position.
|
|
|
7952 */
|
|
|
7953 static pos_T *
|
|
|
7954 var2fpos(varp, lnum)
|
|
|
7955 VAR varp;
|
|
|
7956 int lnum; /* TRUE when $ is last line */
|
|
|
7957 {
|
|
|
7958 char_u *name;
|
|
|
7959 static pos_T pos;
|
|
|
7960 pos_T *pp;
|
|
|
7961
|
|
|
7962 name = get_var_string(varp);
|
|
|
7963 if (name[0] == '.') /* cursor */
|
|
|
7964 return &curwin->w_cursor;
|
|
|
7965 if (name[0] == '\'') /* mark */
|
|
|
7966 {
|
|
|
7967 pp = getmark(name[1], FALSE);
|
|
|
7968 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
7969 return NULL;
|
|
|
7970 return pp;
|
|
|
7971 }
|
|
|
7972 if (name[0] == '$') /* last column or line */
|
|
|
7973 {
|
|
|
7974 if (lnum)
|
|
|
7975 {
|
|
|
7976 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
7977 pos.col = 0;
|
|
|
7978 }
|
|
|
7979 else
|
|
|
7980 {
|
|
|
7981 pos.lnum = curwin->w_cursor.lnum;
|
|
|
7982 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
7983 }
|
|
|
7984 return &pos;
|
|
|
7985 }
|
|
|
7986 return NULL;
|
|
|
7987 }
|
|
|
7988
|
|
|
7989 /*
|
|
|
7990 * Get the length of an environment variable name.
|
|
|
7991 * Advance "arg" to the first character after the name.
|
|
|
7992 * Return 0 for error.
|
|
|
7993 */
|
|
|
7994 static int
|
|
|
7995 get_env_len(arg)
|
|
|
7996 char_u **arg;
|
|
|
7997 {
|
|
|
7998 char_u *p;
|
|
|
7999 int len;
|
|
|
8000
|
|
|
8001 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
8002 ;
|
|
|
8003 if (p == *arg) /* no name found */
|
|
|
8004 return 0;
|
|
|
8005
|
|
|
8006 len = (int)(p - *arg);
|
|
|
8007 *arg = p;
|
|
|
8008 return len;
|
|
|
8009 }
|
|
|
8010
|
|
|
8011 /*
|
|
|
8012 * Get the length of the name of a function or internal variable.
|
|
|
8013 * "arg" is advanced to the first non-white character after the name.
|
|
|
8014 * Return 0 if something is wrong.
|
|
|
8015 */
|
|
|
8016 static int
|
|
|
8017 get_id_len(arg)
|
|
|
8018 char_u **arg;
|
|
|
8019 {
|
|
|
8020 char_u *p;
|
|
|
8021 int len;
|
|
|
8022
|
|
|
8023 /* Find the end of the name. */
|
|
|
8024 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
8025 ;
|
|
|
8026 if (p == *arg) /* no name found */
|
|
|
8027 return 0;
|
|
|
8028
|
|
|
8029 len = (int)(p - *arg);
|
|
|
8030 *arg = skipwhite(p);
|
|
|
8031
|
|
|
8032 return len;
|
|
|
8033 }
|
|
|
8034
|
|
|
8035 /*
|
|
|
8036 * Get the length of the name of a function.
|
|
|
8037 * "arg" is advanced to the first non-white character after the name.
|
|
|
8038 * Return 0 if something is wrong.
|
|
|
8039 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
8040 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
8041 */
|
|
|
8042 static int
|
|
|
8043 get_func_len(arg, alias, evaluate)
|
|
|
8044 char_u **arg;
|
|
|
8045 char_u **alias;
|
|
|
8046 int evaluate;
|
|
|
8047 {
|
|
|
8048 int len;
|
|
|
8049 #ifdef FEAT_MAGIC_BRACES
|
|
|
8050 char_u *p;
|
|
|
8051 char_u *expr_start;
|
|
|
8052 char_u *expr_end;
|
|
|
8053 #endif
|
|
|
8054
|
|
|
8055 *alias = NULL; /* default to no alias */
|
|
|
8056
|
|
|
8057 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
8058 && (*arg)[2] == (int)KE_SNR)
|
|
|
8059 {
|
|
|
8060 /* hard coded <SNR>, already translated */
|
|
|
8061 *arg += 3;
|
|
|
8062 return get_id_len(arg) + 3;
|
|
|
8063 }
|
|
|
8064 len = eval_fname_script(*arg);
|
|
|
8065 if (len > 0)
|
|
|
8066 {
|
|
|
8067 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
8068 *arg += len;
|
|
|
8069 }
|
|
|
8070
|
|
|
8071 #ifdef FEAT_MAGIC_BRACES
|
|
|
8072 /*
|
|
|
8073 * Find the end of the name;
|
|
|
8074 */
|
|
|
8075 p = find_name_end(*arg, &expr_start, &expr_end);
|
|
|
8076 /* check for {} construction */
|
|
|
8077 if (expr_start != NULL)
|
|
|
8078 {
|
|
|
8079 char_u *temp_string;
|
|
|
8080
|
|
|
8081 if (!evaluate)
|
|
|
8082 {
|
|
|
8083 len += (int)(p - *arg);
|
|
|
8084 *arg = skipwhite(p);
|
|
|
8085 return len;
|
|
|
8086 }
|
|
|
8087
|
|
|
8088 /*
|
|
|
8089 * Include any <SID> etc in the expanded string:
|
|
|
8090 * Thus the -len here.
|
|
|
8091 */
|
|
|
8092 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
8093 if (temp_string == NULL)
|
|
|
8094 return 0;
|
|
|
8095 *alias = temp_string;
|
|
|
8096 *arg = skipwhite(p);
|
|
|
8097 return (int)STRLEN(temp_string);
|
|
|
8098 }
|
|
|
8099 #endif
|
|
|
8100
|
|
|
8101 len += get_id_len(arg);
|
|
|
8102 if (len == 0)
|
|
|
8103 EMSG2(_(e_invexpr2), *arg);
|
|
|
8104
|
|
|
8105 return len;
|
|
|
8106 }
|
|
|
8107
|
|
|
8108 static char_u *
|
|
|
8109 find_name_end(arg, expr_start, expr_end)
|
|
|
8110 char_u *arg;
|
|
|
8111 char_u **expr_start;
|
|
|
8112 char_u **expr_end;
|
|
|
8113 {
|
|
|
8114 int nesting = 0;
|
|
|
8115 char_u *p;
|
|
|
8116
|
|
|
8117 *expr_start = NULL;
|
|
|
8118 *expr_end = NULL;
|
|
|
8119
|
|
|
8120 for (p = arg; (*p != NUL && (eval_isnamec(*p) || nesting != 0)); ++p)
|
|
|
8121 {
|
|
|
8122 #ifdef FEAT_MAGIC_BRACES
|
|
|
8123 if (*p == '{')
|
|
|
8124 {
|
|
|
8125 nesting++;
|
|
|
8126 if (*expr_start == NULL)
|
|
|
8127 *expr_start = p;
|
|
|
8128 }
|
|
|
8129 else if (*p == '}')
|
|
|
8130 {
|
|
|
8131 nesting--;
|
|
|
8132 if (nesting == 0 && *expr_end == NULL)
|
|
|
8133 *expr_end = p;
|
|
|
8134 }
|
|
|
8135 #endif
|
|
|
8136 }
|
|
|
8137
|
|
|
8138 return p;
|
|
|
8139 }
|
|
|
8140
|
|
|
8141 /*
|
|
|
8142 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
8143 */
|
|
|
8144 static int
|
|
|
8145 eval_isnamec(c)
|
|
|
8146 int c;
|
|
|
8147 {
|
|
|
8148 return (ASCII_ISALNUM(c) || c == '_' || c == ':'
|
|
|
8149 #ifdef FEAT_MAGIC_BRACES
|
|
|
8150 || c == '{' || c == '}'
|
|
|
8151 #endif
|
|
|
8152 );
|
|
|
8153 }
|
|
|
8154
|
|
|
8155 /*
|
|
|
8156 * Find a v: variable.
|
|
|
8157 * Return it's index, or -1 if not found.
|
|
|
8158 */
|
|
|
8159 static int
|
|
|
8160 find_vim_var(name, len)
|
|
|
8161 char_u *name;
|
|
|
8162 int len; /* length of "name" */
|
|
|
8163 {
|
|
|
8164 char_u *vname;
|
|
|
8165 int vlen;
|
|
|
8166 int i;
|
|
|
8167
|
|
|
8168 /*
|
|
|
8169 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
8170 */
|
|
|
8171 if (name[0] == 'v' && name[1] == ':')
|
|
|
8172 {
|
|
|
8173 vname = name + 2;
|
|
|
8174 vlen = len - 2;
|
|
|
8175 }
|
|
|
8176 else
|
|
|
8177 {
|
|
|
8178 vname = name;
|
|
|
8179 vlen = len;
|
|
|
8180 }
|
|
|
8181 for (i = 0; i < VV_LEN; ++i)
|
|
|
8182 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
8183 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
8184 return i;
|
|
|
8185 return -1;
|
|
|
8186 }
|
|
|
8187
|
|
|
8188 /*
|
|
|
8189 * Set number v: variable to "val".
|
|
|
8190 */
|
|
|
8191 void
|
|
|
8192 set_vim_var_nr(idx, val)
|
|
|
8193 int idx;
|
|
|
8194 long val;
|
|
|
8195 {
|
|
|
8196 vimvars[idx].val = (char_u *)val;
|
|
|
8197 }
|
|
|
8198
|
|
|
8199 /*
|
|
|
8200 * Get number v: variable value;
|
|
|
8201 */
|
|
|
8202 long
|
|
|
8203 get_vim_var_nr(idx)
|
|
|
8204 int idx;
|
|
|
8205 {
|
|
|
8206 return (long)vimvars[idx].val;
|
|
|
8207 }
|
|
|
8208
|
|
|
8209 /*
|
|
|
8210 * Set v:count, v:count1 and v:prevcount.
|
|
|
8211 */
|
|
|
8212 void
|
|
|
8213 set_vcount(count, count1)
|
|
|
8214 long count;
|
|
|
8215 long count1;
|
|
|
8216 {
|
|
|
8217 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
8218 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
8219 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
8220 }
|
|
|
8221
|
|
|
8222 /*
|
|
|
8223 * Set string v: variable to a copy of "val".
|
|
|
8224 */
|
|
|
8225 void
|
|
|
8226 set_vim_var_string(idx, val, len)
|
|
|
8227 int idx;
|
|
|
8228 char_u *val;
|
|
|
8229 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
8230 {
|
|
|
8231 vim_free(vimvars[idx].val);
|
|
|
8232 if (val == NULL)
|
|
|
8233 vimvars[idx].val = NULL;
|
|
|
8234 else if (len == -1)
|
|
|
8235 vimvars[idx].val = vim_strsave(val);
|
|
|
8236 else
|
|
|
8237 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
8238 }
|
|
|
8239
|
|
|
8240 /*
|
|
|
8241 * Set v:register if needed.
|
|
|
8242 */
|
|
|
8243 void
|
|
|
8244 set_reg_var(c)
|
|
|
8245 int c;
|
|
|
8246 {
|
|
|
8247 char_u regname;
|
|
|
8248
|
|
|
8249 if (c == 0 || c == ' ')
|
|
|
8250 regname = '"';
|
|
|
8251 else
|
|
|
8252 regname = c;
|
|
|
8253 /* Avoid free/alloc when the value is already right. */
|
|
|
8254 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
8255 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
8256 }
|
|
|
8257
|
|
|
8258 /*
|
|
|
8259 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
8260 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
8261 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
8262 * take care of memory allocations.
|
|
|
8263 */
|
|
|
8264 char_u *
|
|
|
8265 v_exception(oldval)
|
|
|
8266 char_u *oldval;
|
|
|
8267 {
|
|
|
8268 if (oldval == NULL)
|
|
|
8269 return vimvars[VV_EXCEPTION].val;
|
|
|
8270
|
|
|
8271 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
8272 return NULL;
|
|
|
8273 }
|
|
|
8274
|
|
|
8275 /*
|
|
|
8276 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
8277 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
8278 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
8279 * take care of memory allocations.
|
|
|
8280 */
|
|
|
8281 char_u *
|
|
|
8282 v_throwpoint(oldval)
|
|
|
8283 char_u *oldval;
|
|
|
8284 {
|
|
|
8285 if (oldval == NULL)
|
|
|
8286 return vimvars[VV_THROWPOINT].val;
|
|
|
8287
|
|
|
8288 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
8289 return NULL;
|
|
|
8290 }
|
|
|
8291
|
|
|
8292 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
8293 /*
|
|
|
8294 * Set v:cmdarg.
|
|
|
8295 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
8296 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
8297 * Must always be called in pairs!
|
|
|
8298 */
|
|
|
8299 char_u *
|
|
|
8300 set_cmdarg(eap, oldarg)
|
|
|
8301 exarg_T *eap;
|
|
|
8302 char_u *oldarg;
|
|
|
8303 {
|
|
|
8304 char_u *oldval;
|
|
|
8305 char_u *newval;
|
|
|
8306 unsigned len;
|
|
|
8307
|
|
|
8308 oldval = vimvars[VV_CMDARG].val;
|
|
|
8309 if (eap != NULL)
|
|
|
8310 {
|
|
|
8311 if (eap->force_bin == FORCE_BIN)
|
|
|
8312 len = 6;
|
|
|
8313 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
8314 len = 8;
|
|
|
8315 else
|
|
|
8316 len = 0;
|
|
|
8317 if (eap->force_ff != 0)
|
|
|
8318 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
|
8319 # ifdef FEAT_MBYTE
|
|
|
8320 if (eap->force_enc != 0)
|
|
|
8321 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
|
8322 # endif
|
|
|
8323
|
|
|
8324 newval = alloc(len + 1);
|
|
|
8325 if (newval == NULL)
|
|
|
8326 return NULL;
|
|
|
8327
|
|
|
8328 if (eap->force_bin == FORCE_BIN)
|
|
|
8329 sprintf((char *)newval, " ++bin");
|
|
|
8330 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
8331 sprintf((char *)newval, " ++nobin");
|
|
|
8332 else
|
|
|
8333 *newval = NUL;
|
|
|
8334 if (eap->force_ff != 0)
|
|
|
8335 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
8336 eap->cmd + eap->force_ff);
|
|
|
8337 # ifdef FEAT_MBYTE
|
|
|
8338 if (eap->force_enc != 0)
|
|
|
8339 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
8340 eap->cmd + eap->force_enc);
|
|
|
8341 # endif
|
|
|
8342 vimvars[VV_CMDARG].val = newval;
|
|
|
8343 return oldval;
|
|
|
8344 }
|
|
|
8345
|
|
|
8346 vim_free(oldval);
|
|
|
8347 vimvars[VV_CMDARG].val = oldarg;
|
|
|
8348 return NULL;
|
|
|
8349 }
|
|
|
8350 #endif
|
|
|
8351
|
|
|
8352 /*
|
|
|
8353 * Get the value of internal variable "name".
|
|
|
8354 * Return OK or FAIL.
|
|
|
8355 */
|
|
|
8356 static int
|
|
|
8357 get_var_var(name, len, retvar)
|
|
|
8358 char_u *name;
|
|
|
8359 int len; /* length of "name" */
|
|
|
8360 VAR retvar; /* NULL when only checking existence */
|
|
|
8361 {
|
|
|
8362 int ret = OK;
|
|
|
8363 int type = VAR_UNKNOWN;
|
|
|
8364 long number = 1;
|
|
|
8365 char_u *string = NULL;
|
|
|
8366 VAR v;
|
|
|
8367 int cc;
|
|
|
8368 int i;
|
|
|
8369
|
|
|
8370 /* truncate the name, so that we can use strcmp() */
|
|
|
8371 cc = name[len];
|
|
|
8372 name[len] = NUL;
|
|
|
8373
|
|
|
8374 /*
|
|
|
8375 * Check for "b:changedtick".
|
|
|
8376 */
|
|
|
8377 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
8378 {
|
|
|
8379 type = VAR_NUMBER;
|
|
|
8380 number = curbuf->b_changedtick;
|
|
|
8381 }
|
|
|
8382
|
|
|
8383 /*
|
|
|
8384 * Check for built-in v: variables.
|
|
|
8385 */
|
|
|
8386 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
8387 {
|
|
|
8388 type = vimvars[i].type;
|
|
|
8389 number = (long)vimvars[i].val;
|
|
|
8390 string = vimvars[i].val;
|
|
|
8391 }
|
|
|
8392
|
|
|
8393 /*
|
|
|
8394 * Check for user-defined variables.
|
|
|
8395 */
|
|
|
8396 else
|
|
|
8397 {
|
|
|
8398 v = find_var(name, FALSE);
|
|
|
8399 if (v != NULL)
|
|
|
8400 {
|
|
|
8401 type = v->var_type;
|
|
|
8402 number = v->var_val.var_number;
|
|
|
8403 string = v->var_val.var_string;
|
|
|
8404 }
|
|
|
8405 }
|
|
|
8406
|
|
|
8407 if (type == VAR_UNKNOWN)
|
|
|
8408 {
|
|
|
8409 if (retvar != NULL)
|
|
|
8410 EMSG2(_("E121: Undefined variable: %s"), name);
|
|
|
8411 ret = FAIL;
|
|
|
8412 }
|
|
|
8413 else if (retvar != NULL)
|
|
|
8414 {
|
|
|
8415 retvar->var_type = type;
|
|
|
8416 if (type == VAR_NUMBER)
|
|
|
8417 retvar->var_val.var_number = number;
|
|
|
8418 else if (type == VAR_STRING)
|
|
|
8419 {
|
|
|
8420 if (string != NULL)
|
|
|
8421 string = vim_strsave(string);
|
|
|
8422 retvar->var_val.var_string = string;
|
|
|
8423 }
|
|
|
8424 }
|
|
|
8425
|
|
|
8426 name[len] = cc;
|
|
|
8427
|
|
|
8428 return ret;
|
|
|
8429 }
|
|
|
8430
|
|
|
8431 /*
|
|
|
8432 * Allocate memory for a variable, and make it emtpy (0 or NULL value).
|
|
|
8433 */
|
|
|
8434 static VAR
|
|
|
8435 alloc_var()
|
|
|
8436 {
|
|
|
8437 return (VAR)alloc_clear((unsigned)sizeof(var));
|
|
|
8438 }
|
|
|
8439
|
|
|
8440 /*
|
|
|
8441 * Allocate memory for a variable, and assign a string to it.
|
|
|
8442 * The string "s" must have been allocated, it is consumed.
|
|
|
8443 * Return NULL for out of memory, the variable otherwise.
|
|
|
8444 */
|
|
|
8445 static VAR
|
|
|
8446 alloc_string_var(s)
|
|
|
8447 char_u *s;
|
|
|
8448 {
|
|
|
8449 VAR retvar;
|
|
|
8450
|
|
|
8451 retvar = alloc_var();
|
|
|
8452 if (retvar != NULL)
|
|
|
8453 {
|
|
|
8454 retvar->var_type = VAR_STRING;
|
|
|
8455 retvar->var_val.var_string = s;
|
|
|
8456 }
|
|
|
8457 else
|
|
|
8458 vim_free(s);
|
|
|
8459 return retvar;
|
|
|
8460 }
|
|
|
8461
|
|
|
8462 /*
|
|
|
8463 * Free the memory for a variable.
|
|
|
8464 */
|
|
|
8465 static void
|
|
|
8466 free_var(varp)
|
|
|
8467 VAR varp;
|
|
|
8468 {
|
|
|
8469 if (varp != NULL)
|
|
|
8470 {
|
|
|
8471 if (varp->var_type == VAR_STRING)
|
|
|
8472 vim_free(varp->var_val.var_string);
|
|
|
8473 vim_free(varp->var_name);
|
|
|
8474 vim_free(varp);
|
|
|
8475 }
|
|
|
8476 }
|
|
|
8477
|
|
|
8478 /*
|
|
|
8479 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
8480 */
|
|
|
8481 static void
|
|
|
8482 clear_var(varp)
|
|
|
8483 VAR varp;
|
|
|
8484 {
|
|
|
8485 if (varp != NULL)
|
|
|
8486 {
|
|
|
8487 if (varp->var_type == VAR_STRING)
|
|
|
8488 {
|
|
|
8489 vim_free(varp->var_val.var_string);
|
|
|
8490 varp->var_val.var_string = NULL;
|
|
|
8491 }
|
|
|
8492 else
|
|
|
8493 varp->var_val.var_number = 0;
|
|
|
8494 }
|
|
|
8495 }
|
|
|
8496
|
|
|
8497 /*
|
|
|
8498 * Get the number value of a variable.
|
|
|
8499 * If it is a String variable, uses vim_str2nr().
|
|
|
8500 */
|
|
|
8501 static long
|
|
|
8502 get_var_number(varp)
|
|
|
8503 VAR varp;
|
|
|
8504 {
|
|
|
8505 long n;
|
|
|
8506
|
|
|
8507 if (varp->var_type == VAR_NUMBER)
|
|
|
8508 return (long)(varp->var_val.var_number);
|
|
|
8509 else if (varp->var_type == VAR_UNKNOWN || varp->var_val.var_string == NULL)
|
|
|
8510 return 0L;
|
|
|
8511 else
|
|
|
8512 {
|
|
|
8513 vim_str2nr(varp->var_val.var_string, NULL, NULL, TRUE, TRUE, &n, NULL);
|
|
|
8514 return n;
|
|
|
8515 }
|
|
|
8516 }
|
|
|
8517
|
|
|
8518 /*
|
|
|
8519 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
8520 */
|
|
|
8521 static linenr_T
|
|
|
8522 get_var_lnum(argvars)
|
|
|
8523 VAR argvars;
|
|
|
8524 {
|
|
|
8525 var retvar;
|
|
|
8526 linenr_T lnum;
|
|
|
8527
|
|
|
8528 lnum = get_var_number(&argvars[0]);
|
|
|
8529 if (lnum == 0) /* no valid number, try using line() */
|
|
|
8530 {
|
|
|
8531 retvar.var_type = VAR_NUMBER;
|
|
|
8532 f_line(argvars, &retvar);
|
|
|
8533 lnum = retvar.var_val.var_number;
|
|
|
8534 clear_var(&retvar);
|
|
|
8535 }
|
|
|
8536 return lnum;
|
|
|
8537 }
|
|
|
8538
|
|
|
8539 /*
|
|
|
8540 * Get the string value of a variable.
|
|
|
8541 * If it is a Number variable, the number is converted into a string.
|
|
|
8542 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
8543 * get_var_string_buf() uses a given buffer.
|
|
|
8544 * If the String variable has never been set, return an empty string.
|
|
|
8545 * Never returns NULL;
|
|
|
8546 */
|
|
|
8547 static char_u *
|
|
|
8548 get_var_string(varp)
|
|
|
8549 VAR varp;
|
|
|
8550 {
|
|
|
8551 static char_u mybuf[NUMBUFLEN];
|
|
|
8552
|
|
|
8553 return get_var_string_buf(varp, mybuf);
|
|
|
8554 }
|
|
|
8555
|
|
|
8556 static char_u *
|
|
|
8557 get_var_string_buf(varp, buf)
|
|
|
8558 VAR varp;
|
|
|
8559 char_u *buf;
|
|
|
8560 {
|
|
|
8561 if (varp->var_type == VAR_NUMBER)
|
|
|
8562 {
|
|
|
8563 sprintf((char *)buf, "%ld", (long)varp->var_val.var_number);
|
|
|
8564 return buf;
|
|
|
8565 }
|
|
|
8566 else if (varp->var_val.var_string == NULL)
|
|
|
8567 return (char_u *)"";
|
|
|
8568 else
|
|
|
8569 return varp->var_val.var_string;
|
|
|
8570 }
|
|
|
8571
|
|
|
8572 /*
|
|
|
8573 * Find variable "name" in the list of variables.
|
|
|
8574 * Return a pointer to it if found, NULL if not found.
|
|
|
8575 */
|
|
|
8576 static VAR
|
|
|
8577 find_var(name, writing)
|
|
|
8578 char_u *name;
|
|
|
8579 int writing;
|
|
|
8580 {
|
|
|
8581 int i;
|
|
|
8582 char_u *varname;
|
|
|
8583 garray_T *gap;
|
|
|
8584
|
|
|
8585 /* Check for function arguments "a:" */
|
|
|
8586 if (name[0] == 'a' && name[1] == ':')
|
|
|
8587 {
|
|
|
8588 if (writing)
|
|
|
8589 {
|
|
|
8590 EMSG2(_(e_readonlyvar), name);
|
|
|
8591 return NULL;
|
|
|
8592 }
|
|
|
8593 name += 2;
|
|
|
8594 if (current_funccal == NULL)
|
|
|
8595 return NULL;
|
|
|
8596 if (VIM_ISDIGIT(*name))
|
|
|
8597 {
|
|
|
8598 i = atol((char *)name);
|
|
|
8599 if (i == 0) /* a:0 */
|
|
|
8600 return ¤t_funccal->a0_var;
|
|
|
8601 i += current_funccal->func->args.ga_len;
|
|
|
8602 if (i > current_funccal->argcount) /* a:999 */
|
|
|
8603 return NULL;
|
|
|
8604 return &(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
|
8605 }
|
|
|
8606 if (STRCMP(name, "firstline") == 0)
|
|
|
8607 return &(current_funccal->firstline);
|
|
|
8608 if (STRCMP(name, "lastline") == 0)
|
|
|
8609 return &(current_funccal->lastline);
|
|
|
8610 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
8611 if (STRCMP(name, ((char_u **)
|
|
|
8612 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
|
8613 return &(current_funccal->argvars[i]); /* a:name */
|
|
|
8614 return NULL;
|
|
|
8615 }
|
|
|
8616
|
|
|
8617 gap = find_var_ga(name, &varname);
|
|
|
8618 if (gap == NULL)
|
|
|
8619 return NULL;
|
|
|
8620 return find_var_in_ga(gap, varname);
|
|
|
8621 }
|
|
|
8622
|
|
|
8623 static VAR
|
|
|
8624 find_var_in_ga(gap, varname)
|
|
|
8625 garray_T *gap;
|
|
|
8626 char_u *varname;
|
|
|
8627 {
|
|
|
8628 int i;
|
|
|
8629
|
|
|
8630 for (i = gap->ga_len; --i >= 0; )
|
|
|
8631 if (VAR_GAP_ENTRY(i, gap).var_name != NULL
|
|
|
8632 && STRCMP(VAR_GAP_ENTRY(i, gap).var_name, varname) == 0)
|
|
|
8633 break;
|
|
|
8634 if (i < 0)
|
|
|
8635 return NULL;
|
|
|
8636 return &VAR_GAP_ENTRY(i, gap);
|
|
|
8637 }
|
|
|
8638
|
|
|
8639 /*
|
|
|
8640 * Find the growarray and start of name without ':' for a variable name.
|
|
|
8641 */
|
|
|
8642 static garray_T *
|
|
|
8643 find_var_ga(name, varname)
|
|
|
8644 char_u *name;
|
|
|
8645 char_u **varname;
|
|
|
8646 {
|
|
|
8647 if (name[1] != ':')
|
|
|
8648 {
|
|
|
8649 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
8650 if (vim_strchr(name, ':') != NULL)
|
|
|
8651 return NULL;
|
|
|
8652 *varname = name;
|
|
|
8653 if (current_funccal == NULL)
|
|
|
8654 return &variables; /* global variable */
|
|
|
8655 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
8656 }
|
|
|
8657 *varname = name + 2;
|
|
|
8658 if (*name == 'b') /* buffer variable */
|
|
|
8659 return &curbuf->b_vars;
|
|
|
8660 if (*name == 'w') /* window variable */
|
|
|
8661 return &curwin->w_vars;
|
|
|
8662 if (*name == 'g') /* global variable */
|
|
|
8663 return &variables;
|
|
|
8664 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
8665 return ¤t_funccal->l_vars;
|
|
|
8666 if (*name == 's' /* script variable */
|
|
|
8667 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
8668 return &SCRIPT_VARS(current_SID);
|
|
|
8669 return NULL;
|
|
|
8670 }
|
|
|
8671
|
|
|
8672 /*
|
|
|
8673 * Get the string value of a (global/local) variable.
|
|
|
8674 * Returns NULL when it doesn't exist.
|
|
|
8675 */
|
|
|
8676 char_u *
|
|
|
8677 get_var_value(name)
|
|
|
8678 char_u *name;
|
|
|
8679 {
|
|
|
8680 VAR v;
|
|
|
8681
|
|
|
8682 v = find_var(name, FALSE);
|
|
|
8683 if (v == NULL)
|
|
|
8684 return NULL;
|
|
|
8685 return get_var_string(v);
|
|
|
8686 }
|
|
|
8687
|
|
|
8688 /*
|
|
|
8689 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
8690 * sourcing this script and when executing functions defined in the script.
|
|
|
8691 */
|
|
|
8692 void
|
|
|
8693 new_script_vars(id)
|
|
|
8694 scid_T id;
|
|
|
8695 {
|
|
|
8696 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
8697 {
|
|
|
8698 while (ga_scripts.ga_len < id)
|
|
|
8699 {
|
|
|
8700 var_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
|
8701 ++ga_scripts.ga_len;
|
|
|
8702 --ga_scripts.ga_room;
|
|
|
8703 }
|
|
|
8704 }
|
|
|
8705 }
|
|
|
8706
|
|
|
8707 /*
|
|
|
8708 * Initialize internal variables for use.
|
|
|
8709 */
|
|
|
8710 void
|
|
|
8711 var_init(gap)
|
|
|
8712 garray_T *gap;
|
|
|
8713 {
|
|
|
8714 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
8715 }
|
|
|
8716
|
|
|
8717 /*
|
|
|
8718 * Clean up a list of internal variables.
|
|
|
8719 */
|
|
|
8720 void
|
|
|
8721 var_clear(gap)
|
|
|
8722 garray_T *gap;
|
|
|
8723 {
|
|
|
8724 int i;
|
|
|
8725
|
|
|
8726 for (i = gap->ga_len; --i >= 0; )
|
|
|
8727 var_free_one(&VAR_GAP_ENTRY(i, gap));
|
|
|
8728 ga_clear(gap);
|
|
|
8729 }
|
|
|
8730
|
|
|
8731 static void
|
|
|
8732 var_free_one(v)
|
|
|
8733 VAR v;
|
|
|
8734 {
|
|
|
8735 vim_free(v->var_name);
|
|
|
8736 v->var_name = NULL;
|
|
|
8737 if (v->var_type == VAR_STRING)
|
|
|
8738 vim_free(v->var_val.var_string);
|
|
|
8739 v->var_val.var_string = NULL;
|
|
|
8740 }
|
|
|
8741
|
|
|
8742 /*
|
|
|
8743 * List the value of one internal variable.
|
|
|
8744 */
|
|
|
8745 static void
|
|
|
8746 list_one_var(v, prefix)
|
|
|
8747 VAR v;
|
|
|
8748 char_u *prefix;
|
|
|
8749 {
|
|
|
8750 list_one_var_a(prefix, v->var_name, v->var_type, get_var_string(v));
|
|
|
8751 }
|
|
|
8752
|
|
|
8753 /*
|
|
|
8754 * List the value of one "v:" variable.
|
|
|
8755 */
|
|
|
8756 static void
|
|
|
8757 list_vim_var(i)
|
|
|
8758 int i; /* index in vimvars[] */
|
|
|
8759 {
|
|
|
8760 char_u *p;
|
|
|
8761 char_u numbuf[NUMBUFLEN];
|
|
|
8762
|
|
|
8763 if (vimvars[i].type == VAR_NUMBER)
|
|
|
8764 {
|
|
|
8765 p = numbuf;
|
|
|
8766 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
8767 }
|
|
|
8768 else if (vimvars[i].val == NULL)
|
|
|
8769 p = (char_u *)"";
|
|
|
8770 else
|
|
|
8771 p = vimvars[i].val;
|
|
|
8772 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
8773 vimvars[i].type, p);
|
|
|
8774 }
|
|
|
8775
|
|
|
8776 static void
|
|
|
8777 list_one_var_a(prefix, name, type, string)
|
|
|
8778 char_u *prefix;
|
|
|
8779 char_u *name;
|
|
|
8780 int type;
|
|
|
8781 char_u *string;
|
|
|
8782 {
|
|
|
8783 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
8784 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
8785 msg_puts(name);
|
|
|
8786 msg_putchar(' ');
|
|
|
8787 msg_advance(22);
|
|
|
8788 if (type == VAR_NUMBER)
|
|
|
8789 msg_putchar('#');
|
|
|
8790 else
|
|
|
8791 msg_putchar(' ');
|
|
|
8792 msg_outtrans(string);
|
|
|
8793 }
|
|
|
8794
|
|
|
8795 /*
|
|
|
8796 * Set variable "name" to value in "varp".
|
|
|
8797 * If the variable already exists, the value is updated.
|
|
|
8798 * Otherwise the variable is created.
|
|
|
8799 */
|
|
|
8800 static void
|
|
|
8801 set_var(name, varp)
|
|
|
8802 char_u *name;
|
|
|
8803 VAR varp;
|
|
|
8804 {
|
|
|
8805 int i;
|
|
|
8806 VAR v;
|
|
|
8807 char_u *varname;
|
|
|
8808 garray_T *gap;
|
|
|
8809
|
|
|
8810 /*
|
|
|
8811 * Handle setting internal v: variables.
|
|
|
8812 */
|
|
|
8813 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
8814 if (i >= 0)
|
|
|
8815 {
|
|
|
8816 if (vimvars[i].flags & VV_RO)
|
|
|
8817 EMSG2(_(e_readonlyvar), name);
|
|
|
8818 else
|
|
|
8819 {
|
|
|
8820 if (vimvars[i].type == VAR_STRING)
|
|
|
8821 {
|
|
|
8822 vim_free(vimvars[i].val);
|
|
|
8823 vimvars[i].val = vim_strsave(get_var_string(varp));
|
|
|
8824 }
|
|
|
8825 else
|
|
|
8826 vimvars[i].val = (char_u *)(long)varp->var_val.var_number;
|
|
|
8827 }
|
|
|
8828 return;
|
|
|
8829 }
|
|
|
8830
|
|
|
8831 v = find_var(name, TRUE);
|
|
|
8832 if (v != NULL) /* existing variable, only need to free string */
|
|
|
8833 {
|
|
|
8834 if (v->var_type == VAR_STRING)
|
|
|
8835 vim_free(v->var_val.var_string);
|
|
|
8836 }
|
|
|
8837 else /* add a new variable */
|
|
|
8838 {
|
|
|
8839 gap = find_var_ga(name, &varname);
|
|
|
8840 if (gap == NULL) /* illegal name */
|
|
|
8841 {
|
|
|
8842 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
8843 return;
|
|
|
8844 }
|
|
|
8845
|
|
|
8846 /* Try to use an empty entry */
|
|
|
8847 for (i = gap->ga_len; --i >= 0; )
|
|
|
8848 if (VAR_GAP_ENTRY(i, gap).var_name == NULL)
|
|
|
8849 break;
|
|
|
8850 if (i < 0) /* need to allocate more room */
|
|
|
8851 {
|
|
|
8852 if (ga_grow(gap, 1) == FAIL)
|
|
|
8853 return;
|
|
|
8854 i = gap->ga_len;
|
|
|
8855 }
|
|
|
8856 v = &VAR_GAP_ENTRY(i, gap);
|
|
|
8857 if ((v->var_name = vim_strsave(varname)) == NULL)
|
|
|
8858 return;
|
|
|
8859 if (i == gap->ga_len)
|
|
|
8860 {
|
|
|
8861 ++gap->ga_len;
|
|
|
8862 --gap->ga_room;
|
|
|
8863 }
|
|
|
8864 }
|
|
|
8865 copy_var(varp, v);
|
|
|
8866 }
|
|
|
8867
|
|
|
8868 static void
|
|
|
8869 copy_var(from, to)
|
|
|
8870 VAR from;
|
|
|
8871 VAR to;
|
|
|
8872 {
|
|
|
8873 to->var_type = from->var_type;
|
|
|
8874 if (from->var_type == VAR_STRING)
|
|
|
8875 to->var_val.var_string = vim_strsave(get_var_string(from));
|
|
|
8876 else
|
|
|
8877 to->var_val.var_number = from->var_val.var_number;
|
|
|
8878 }
|
|
|
8879
|
|
|
8880 /*
|
|
|
8881 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
8882 * newline at the end.
|
|
|
8883 * ":echon expr1 ..." print each argument plain.
|
|
|
8884 */
|
|
|
8885 void
|
|
|
8886 ex_echo(eap)
|
|
|
8887 exarg_T *eap;
|
|
|
8888 {
|
|
|
8889 char_u *arg = eap->arg;
|
|
|
8890 var retvar;
|
|
|
8891 char_u *p;
|
|
|
8892 int needclr = TRUE;
|
|
|
8893 int atstart = TRUE;
|
|
|
8894
|
|
|
8895 if (eap->skip)
|
|
|
8896 ++emsg_skip;
|
|
|
8897 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
8898 {
|
|
|
8899 p = arg;
|
|
|
8900 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
8901 {
|
|
|
8902 /*
|
|
|
8903 * Report the invalid expression unless the expression evaluation
|
|
|
8904 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
8905 * exception.
|
|
|
8906 */
|
|
|
8907 if (!aborting())
|
|
|
8908 EMSG2(_(e_invexpr2), p);
|
|
|
8909 break;
|
|
|
8910 }
|
|
|
8911 if (!eap->skip)
|
|
|
8912 {
|
|
|
8913 if (atstart)
|
|
|
8914 {
|
|
|
8915 atstart = FALSE;
|
|
|
8916 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
8917 * may cause a message to appear. */
|
|
|
8918 if (eap->cmdidx == CMD_echo)
|
|
|
8919 msg_start();
|
|
|
8920 }
|
|
|
8921 else if (eap->cmdidx == CMD_echo)
|
|
|
8922 msg_puts_attr((char_u *)" ", echo_attr);
|
|
|
8923 for (p = get_var_string(&retvar); *p != NUL && !got_int; ++p)
|
|
|
8924 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
8925 {
|
|
|
8926 if (*p != TAB && needclr)
|
|
|
8927 {
|
|
|
8928 /* remove any text still there from the command */
|
|
|
8929 msg_clr_eos();
|
|
|
8930 needclr = FALSE;
|
|
|
8931 }
|
|
|
8932 msg_putchar_attr(*p, echo_attr);
|
|
|
8933 }
|
|
|
8934 else
|
|
|
8935 {
|
|
|
8936 #ifdef FEAT_MBYTE
|
|
|
8937 if (has_mbyte)
|
|
|
8938 {
|
|
|
8939 int i = (*mb_ptr2len_check)(p);
|
|
|
8940
|
|
|
8941 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
8942 p += i - 1;
|
|
|
8943 }
|
|
|
8944 else
|
|
|
8945 #endif
|
|
|
8946 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
8947 }
|
|
|
8948 }
|
|
|
8949 clear_var(&retvar);
|
|
|
8950 arg = skipwhite(arg);
|
|
|
8951 }
|
|
|
8952 eap->nextcmd = check_nextcmd(arg);
|
|
|
8953
|
|
|
8954 if (eap->skip)
|
|
|
8955 --emsg_skip;
|
|
|
8956 else
|
|
|
8957 {
|
|
|
8958 /* remove text that may still be there from the command */
|
|
|
8959 if (needclr)
|
|
|
8960 msg_clr_eos();
|
|
|
8961 if (eap->cmdidx == CMD_echo)
|
|
|
8962 msg_end();
|
|
|
8963 }
|
|
|
8964 }
|
|
|
8965
|
|
|
8966 /*
|
|
|
8967 * ":echohl {name}".
|
|
|
8968 */
|
|
|
8969 void
|
|
|
8970 ex_echohl(eap)
|
|
|
8971 exarg_T *eap;
|
|
|
8972 {
|
|
|
8973 int id;
|
|
|
8974
|
|
|
8975 id = syn_name2id(eap->arg);
|
|
|
8976 if (id == 0)
|
|
|
8977 echo_attr = 0;
|
|
|
8978 else
|
|
|
8979 echo_attr = syn_id2attr(id);
|
|
|
8980 }
|
|
|
8981
|
|
|
8982 /*
|
|
|
8983 * ":execute expr1 ..." execute the result of an expression.
|
|
|
8984 * ":echomsg expr1 ..." Print a message
|
|
|
8985 * ":echoerr expr1 ..." Print an error
|
|
|
8986 * Each gets spaces around each argument and a newline at the end for
|
|
|
8987 * echo commands
|
|
|
8988 */
|
|
|
8989 void
|
|
|
8990 ex_execute(eap)
|
|
|
8991 exarg_T *eap;
|
|
|
8992 {
|
|
|
8993 char_u *arg = eap->arg;
|
|
|
8994 var retvar;
|
|
|
8995 int ret = OK;
|
|
|
8996 char_u *p;
|
|
|
8997 garray_T ga;
|
|
|
8998 int len;
|
|
|
8999 int save_did_emsg;
|
|
|
9000
|
|
|
9001 ga_init2(&ga, 1, 80);
|
|
|
9002
|
|
|
9003 if (eap->skip)
|
|
|
9004 ++emsg_skip;
|
|
|
9005 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
9006 {
|
|
|
9007 p = arg;
|
|
|
9008 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
9009 {
|
|
|
9010 /*
|
|
|
9011 * Report the invalid expression unless the expression evaluation
|
|
|
9012 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
9013 * exception.
|
|
|
9014 */
|
|
|
9015 if (!aborting())
|
|
|
9016 EMSG2(_(e_invexpr2), p);
|
|
|
9017 ret = FAIL;
|
|
|
9018 break;
|
|
|
9019 }
|
|
|
9020
|
|
|
9021 if (!eap->skip)
|
|
|
9022 {
|
|
|
9023 p = get_var_string(&retvar);
|
|
|
9024 len = (int)STRLEN(p);
|
|
|
9025 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
9026 {
|
|
|
9027 clear_var(&retvar);
|
|
|
9028 ret = FAIL;
|
|
|
9029 break;
|
|
|
9030 }
|
|
|
9031 if (ga.ga_len)
|
|
|
9032 {
|
|
|
9033 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
9034 --ga.ga_room;
|
|
|
9035 }
|
|
|
9036 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
9037 ga.ga_room -= len;
|
|
|
9038 ga.ga_len += len;
|
|
|
9039 }
|
|
|
9040
|
|
|
9041 clear_var(&retvar);
|
|
|
9042 arg = skipwhite(arg);
|
|
|
9043 }
|
|
|
9044
|
|
|
9045 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
9046 {
|
|
|
9047 if (eap->cmdidx == CMD_echomsg)
|
|
|
9048 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
9049 else if (eap->cmdidx == CMD_echoerr)
|
|
|
9050 {
|
|
|
9051 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
9052 save_did_emsg = did_emsg;
|
|
|
9053 EMSG((char_u *)ga.ga_data);
|
|
|
9054 if (!force_abort)
|
|
|
9055 did_emsg = save_did_emsg;
|
|
|
9056 }
|
|
|
9057 else if (eap->cmdidx == CMD_execute)
|
|
|
9058 do_cmdline((char_u *)ga.ga_data,
|
|
|
9059 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
9060 }
|
|
|
9061
|
|
|
9062 ga_clear(&ga);
|
|
|
9063
|
|
|
9064 if (eap->skip)
|
|
|
9065 --emsg_skip;
|
|
|
9066
|
|
|
9067 eap->nextcmd = check_nextcmd(arg);
|
|
|
9068 }
|
|
|
9069
|
|
|
9070 /*
|
|
|
9071 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
9072 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
9073 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
9074 * after the option name.
|
|
|
9075 */
|
|
|
9076 static char_u *
|
|
|
9077 find_option_end(arg, opt_flags)
|
|
|
9078 char_u **arg;
|
|
|
9079 int *opt_flags;
|
|
|
9080 {
|
|
|
9081 char_u *p = *arg;
|
|
|
9082
|
|
|
9083 ++p;
|
|
|
9084 if (*p == 'g' && p[1] == ':')
|
|
|
9085 {
|
|
|
9086 *opt_flags = OPT_GLOBAL;
|
|
|
9087 p += 2;
|
|
|
9088 }
|
|
|
9089 else if (*p == 'l' && p[1] == ':')
|
|
|
9090 {
|
|
|
9091 *opt_flags = OPT_LOCAL;
|
|
|
9092 p += 2;
|
|
|
9093 }
|
|
|
9094 else
|
|
|
9095 *opt_flags = 0;
|
|
|
9096
|
|
|
9097 if (!ASCII_ISALPHA(*p))
|
|
|
9098 return NULL;
|
|
|
9099 *arg = p;
|
|
|
9100
|
|
|
9101 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
9102 p += 4; /* termcap option */
|
|
|
9103 else
|
|
|
9104 while (ASCII_ISALPHA(*p))
|
|
|
9105 ++p;
|
|
|
9106 return p;
|
|
|
9107 }
|
|
|
9108
|
|
|
9109 /*
|
|
|
9110 * ":function"
|
|
|
9111 */
|
|
|
9112 void
|
|
|
9113 ex_function(eap)
|
|
|
9114 exarg_T *eap;
|
|
|
9115 {
|
|
|
9116 char_u *theline;
|
|
|
9117 int j;
|
|
|
9118 int c;
|
|
|
9119 #ifdef FEAT_MAGIC_BRACES
|
|
|
9120 int saved_did_emsg;
|
|
|
9121 #endif
|
|
|
9122 char_u *name = NULL;
|
|
|
9123 char_u *p;
|
|
|
9124 char_u *arg;
|
|
|
9125 garray_T newargs;
|
|
|
9126 garray_T newlines;
|
|
|
9127 int varargs = FALSE;
|
|
|
9128 int mustend = FALSE;
|
|
|
9129 int flags = 0;
|
|
|
9130 ufunc_T *fp;
|
|
|
9131 int indent;
|
|
|
9132 int nesting;
|
|
|
9133 char_u *skip_until = NULL;
|
|
|
9134 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
|
9135
|
|
|
9136 /*
|
|
|
9137 * ":function" without argument: list functions.
|
|
|
9138 */
|
|
|
9139 if (ends_excmd(*eap->arg))
|
|
|
9140 {
|
|
|
9141 if (!eap->skip)
|
|
|
9142 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
9143 list_func_head(fp, FALSE);
|
|
|
9144 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
9145 return;
|
|
|
9146 }
|
|
|
9147
|
|
|
9148 p = eap->arg;
|
|
|
9149 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
9150 if (name == NULL && !eap->skip)
|
|
|
9151 {
|
|
|
9152 /*
|
|
|
9153 * Return on an invalid expression in braces, unless the expression
|
|
|
9154 * evaluation has been cancelled due to an aborting error, an
|
|
|
9155 * interrupt, or an exception.
|
|
|
9156 */
|
|
|
9157 if (!aborting())
|
|
|
9158 return;
|
|
|
9159 else
|
|
|
9160 eap->skip = TRUE;
|
|
|
9161 }
|
|
|
9162 #ifdef FEAT_MAGIC_BRACES
|
|
|
9163 /* An error in a function call during evaluation of an expression in magic
|
|
|
9164 * braces should not cause the function not to be defined. */
|
|
|
9165 saved_did_emsg = did_emsg;
|
|
|
9166 did_emsg = FALSE;
|
|
|
9167 #endif
|
|
|
9168
|
|
|
9169 /*
|
|
|
9170 * ":function func" with only function name: list function.
|
|
|
9171 */
|
|
|
9172 if (vim_strchr(p, '(') == NULL)
|
|
|
9173 {
|
|
|
9174 if (!ends_excmd(*skipwhite(p)))
|
|
|
9175 {
|
|
|
9176 EMSG(_(e_trailing));
|
|
|
9177 goto erret_name;
|
|
|
9178 }
|
|
|
9179 eap->nextcmd = check_nextcmd(p);
|
|
|
9180 if (eap->nextcmd != NULL)
|
|
|
9181 *p = NUL;
|
|
|
9182 if (!eap->skip && !got_int)
|
|
|
9183 {
|
|
|
9184 fp = find_func(name);
|
|
|
9185 if (fp != NULL)
|
|
|
9186 {
|
|
|
9187 list_func_head(fp, TRUE);
|
|
|
9188 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
9189 {
|
|
|
9190 msg_putchar('\n');
|
|
|
9191 msg_outnum((long)(j + 1));
|
|
|
9192 if (j < 9)
|
|
|
9193 msg_putchar(' ');
|
|
|
9194 if (j < 99)
|
|
|
9195 msg_putchar(' ');
|
|
|
9196 msg_prt_line(FUNCLINE(fp, j));
|
|
|
9197 out_flush(); /* show a line at a time */
|
|
|
9198 ui_breakcheck();
|
|
|
9199 }
|
|
|
9200 if (!got_int)
|
|
|
9201 {
|
|
|
9202 msg_putchar('\n');
|
|
|
9203 msg_puts((char_u *)" endfunction");
|
|
|
9204 }
|
|
|
9205 }
|
|
|
9206 else
|
|
|
9207 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
9208 }
|
|
|
9209 goto erret_name;
|
|
|
9210 }
|
|
|
9211
|
|
|
9212 /*
|
|
|
9213 * ":function name(arg1, arg2)" Define function.
|
|
|
9214 */
|
|
|
9215 p = skipwhite(p);
|
|
|
9216 if (*p != '(')
|
|
|
9217 {
|
|
|
9218 if (!eap->skip)
|
|
|
9219 {
|
|
|
9220 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
9221 goto erret_name;
|
|
|
9222 }
|
|
|
9223 /* attempt to continue by skipping some text */
|
|
|
9224 if (vim_strchr(p, '(') != NULL)
|
|
|
9225 p = vim_strchr(p, '(');
|
|
|
9226 }
|
|
|
9227 p = skipwhite(p + 1);
|
|
|
9228
|
|
|
9229 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
9230 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
9231
|
|
|
9232 /*
|
|
|
9233 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
9234 */
|
|
|
9235 while (*p != ')')
|
|
|
9236 {
|
|
|
9237 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
9238 {
|
|
|
9239 varargs = TRUE;
|
|
|
9240 p += 3;
|
|
|
9241 mustend = TRUE;
|
|
|
9242 }
|
|
|
9243 else
|
|
|
9244 {
|
|
|
9245 arg = p;
|
|
|
9246 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
9247 ++p;
|
|
|
9248 if (arg == p || isdigit(*arg)
|
|
|
9249 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
9250 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
9251 {
|
|
|
9252 if (!eap->skip)
|
|
|
9253 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
9254 break;
|
|
|
9255 }
|
|
|
9256 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
9257 goto erret;
|
|
|
9258 c = *p;
|
|
|
9259 *p = NUL;
|
|
|
9260 arg = vim_strsave(arg);
|
|
|
9261 if (arg == NULL)
|
|
|
9262 goto erret;
|
|
|
9263 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
9264 *p = c;
|
|
|
9265 newargs.ga_len++;
|
|
|
9266 newargs.ga_room--;
|
|
|
9267 if (*p == ',')
|
|
|
9268 ++p;
|
|
|
9269 else
|
|
|
9270 mustend = TRUE;
|
|
|
9271 }
|
|
|
9272 p = skipwhite(p);
|
|
|
9273 if (mustend && *p != ')')
|
|
|
9274 {
|
|
|
9275 if (!eap->skip)
|
|
|
9276 EMSG2(_(e_invarg2), eap->arg);
|
|
|
9277 break;
|
|
|
9278 }
|
|
|
9279 }
|
|
|
9280 ++p; /* skip the ')' */
|
|
|
9281
|
|
|
9282 /* find extra arguments "range" and "abort" */
|
|
|
9283 for (;;)
|
|
|
9284 {
|
|
|
9285 p = skipwhite(p);
|
|
|
9286 if (STRNCMP(p, "range", 5) == 0)
|
|
|
9287 {
|
|
|
9288 flags |= FC_RANGE;
|
|
|
9289 p += 5;
|
|
|
9290 }
|
|
|
9291 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
9292 {
|
|
|
9293 flags |= FC_ABORT;
|
|
|
9294 p += 5;
|
|
|
9295 }
|
|
|
9296 else
|
|
|
9297 break;
|
|
|
9298 }
|
|
|
9299
|
|
|
9300 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
9301 EMSG(_(e_trailing));
|
|
|
9302
|
|
|
9303 /*
|
|
|
9304 * Read the body of the function, until ":endfunction" is found.
|
|
|
9305 */
|
|
|
9306 if (KeyTyped)
|
|
|
9307 {
|
|
|
9308 /* Check if the function already exists, don't let the user type the
|
|
|
9309 * whole function before telling him it doesn't work! For a script we
|
|
|
9310 * need to skip the body to be able to find what follows. */
|
|
|
9311 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
9312 EMSG2(_(e_funcexts), name);
|
|
|
9313
|
|
|
9314 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
9315 cmdline_row = msg_row;
|
|
|
9316 }
|
|
|
9317
|
|
|
9318 indent = 2;
|
|
|
9319 nesting = 0;
|
|
|
9320 for (;;)
|
|
|
9321 {
|
|
|
9322 msg_scroll = TRUE;
|
|
|
9323 need_wait_return = FALSE;
|
|
|
9324 if (eap->getline == NULL)
|
|
|
9325 theline = getcmdline(':', 0L, indent);
|
|
|
9326 else
|
|
|
9327 theline = eap->getline(':', eap->cookie, indent);
|
|
|
9328 if (KeyTyped)
|
|
|
9329 lines_left = Rows - 1;
|
|
|
9330 if (theline == NULL)
|
|
|
9331 {
|
|
|
9332 EMSG(_("E126: Missing :endfunction"));
|
|
|
9333 goto erret;
|
|
|
9334 }
|
|
|
9335
|
|
|
9336 if (skip_until != NULL)
|
|
|
9337 {
|
|
|
9338 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
9339 * don't check for ":endfunc". */
|
|
|
9340 if (STRCMP(theline, skip_until) == 0)
|
|
|
9341 {
|
|
|
9342 vim_free(skip_until);
|
|
|
9343 skip_until = NULL;
|
|
|
9344 }
|
|
|
9345 }
|
|
|
9346 else
|
|
|
9347 {
|
|
|
9348 /* skip ':' and blanks*/
|
|
|
9349 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
9350 ;
|
|
|
9351
|
|
|
9352 /* Check for "endfunction" (should be more strict...). */
|
|
|
9353 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
9354 {
|
|
|
9355 vim_free(theline);
|
|
|
9356 break;
|
|
|
9357 }
|
|
|
9358
|
|
|
9359 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
9360 * at "end". */
|
|
|
9361 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
9362 indent -= 2;
|
|
|
9363 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
9364 || STRNCMP(p, "try", 3) == 0)
|
|
|
9365 indent += 2;
|
|
|
9366
|
|
|
9367 /* Check for defining a function inside this function. */
|
|
|
9368 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
9369 {
|
|
|
9370 p = skipwhite(skiptowhite(p));
|
|
|
9371 p += eval_fname_script(p);
|
|
|
9372 if (ASCII_ISALPHA(*p))
|
|
|
9373 {
|
|
|
9374 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
9375 if (*skipwhite(p) == '(')
|
|
|
9376 {
|
|
|
9377 ++nesting;
|
|
|
9378 indent += 2;
|
|
|
9379 }
|
|
|
9380 }
|
|
|
9381 }
|
|
|
9382
|
|
|
9383 /* Check for ":append" or ":insert". */
|
|
|
9384 p = skip_range(p, NULL);
|
|
|
9385 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
9386 || (p[0] == 'i'
|
|
|
9387 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
9388 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
9389 skip_until = vim_strsave((char_u *)".");
|
|
|
9390
|
|
|
9391 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
9392 arg = skipwhite(skiptowhite(p));
|
|
|
9393 if (arg[0] == '<' && arg[1] =='<'
|
|
|
9394 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
9395 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
9396 || (p[0] == 'p' && p[1] == 'e'
|
|
|
9397 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
9398 || (p[0] == 't' && p[1] == 'c'
|
|
|
9399 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
9400 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
9401 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
9402 || (p[0] == 'm' && p[1] == 'z'
|
|
|
9403 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
9404 ))
|
|
|
9405 {
|
|
|
9406 /* ":python <<" continues until a dot, like ":append" */
|
|
|
9407 p = skipwhite(arg + 2);
|
|
|
9408 if (*p == NUL)
|
|
|
9409 skip_until = vim_strsave((char_u *)".");
|
|
|
9410 else
|
|
|
9411 skip_until = vim_strsave(p);
|
|
|
9412 }
|
|
|
9413 }
|
|
|
9414
|
|
|
9415 /* Add the line to the function. */
|
|
|
9416 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
9417 goto erret;
|
|
|
9418 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
9419 newlines.ga_len++;
|
|
|
9420 newlines.ga_room--;
|
|
|
9421 }
|
|
|
9422
|
|
|
9423 /* Don't define the function when skipping commands or when an error was
|
|
|
9424 * detected. */
|
|
|
9425 if (eap->skip || did_emsg)
|
|
|
9426 goto erret;
|
|
|
9427
|
|
|
9428 /*
|
|
|
9429 * If there are no errors, add the function
|
|
|
9430 */
|
|
|
9431 fp = find_func(name);
|
|
|
9432 if (fp != NULL)
|
|
|
9433 {
|
|
|
9434 if (!eap->forceit)
|
|
|
9435 {
|
|
|
9436 EMSG2(_(e_funcexts), name);
|
|
|
9437 goto erret;
|
|
|
9438 }
|
|
|
9439 if (fp->calls)
|
|
|
9440 {
|
|
|
9441 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
9442 goto erret;
|
|
|
9443 }
|
|
|
9444 /* redefine existing function */
|
|
|
9445 ga_clear_strings(&(fp->args));
|
|
|
9446 ga_clear_strings(&(fp->lines));
|
|
|
9447 vim_free(name);
|
|
|
9448 }
|
|
|
9449 else
|
|
|
9450 {
|
|
|
9451 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
9452 if (fp == NULL)
|
|
|
9453 goto erret;
|
|
|
9454 /* insert the new function in the function list */
|
|
|
9455 fp->next = firstfunc;
|
|
|
9456 firstfunc = fp;
|
|
|
9457 fp->name = name;
|
|
|
9458 }
|
|
|
9459 fp->args = newargs;
|
|
|
9460 fp->lines = newlines;
|
|
|
9461 fp->varargs = varargs;
|
|
|
9462 fp->flags = flags;
|
|
|
9463 fp->calls = 0;
|
|
|
9464 fp->script_ID = current_SID;
|
|
|
9465 #ifdef FEAT_MAGIC_BRACES
|
|
|
9466 did_emsg |= saved_did_emsg;
|
|
|
9467 #endif
|
|
|
9468 vim_free(skip_until);
|
|
|
9469 return;
|
|
|
9470
|
|
|
9471 erret:
|
|
|
9472 vim_free(skip_until);
|
|
|
9473 ga_clear_strings(&newargs);
|
|
|
9474 ga_clear_strings(&newlines);
|
|
|
9475 erret_name:
|
|
|
9476 vim_free(name);
|
|
|
9477 #ifdef FEAT_MAGIC_BRACES
|
|
|
9478 did_emsg |= saved_did_emsg;
|
|
|
9479 #endif
|
|
|
9480 }
|
|
|
9481
|
|
|
9482 /*
|
|
|
9483 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
9484 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
9485 * Advances "pp" to just after the function name (if no error).
|
|
|
9486 */
|
|
|
9487 static char_u *
|
|
|
9488 trans_function_name(pp, skip, internal)
|
|
|
9489 char_u **pp;
|
|
|
9490 int skip; /* only find the end, don't evaluate */
|
|
|
9491 int internal; /* TRUE if internal function name OK */
|
|
|
9492 {
|
|
|
9493 char_u *name;
|
|
|
9494 char_u *start;
|
|
|
9495 char_u *end;
|
|
|
9496 int lead;
|
|
|
9497 char_u sid_buf[20];
|
|
|
9498 char_u *temp_string = NULL;
|
|
|
9499 char_u *expr_start, *expr_end;
|
|
|
9500 int len;
|
|
|
9501
|
|
|
9502 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
9503 start = *pp;
|
|
|
9504 lead = eval_fname_script(start);
|
|
|
9505 if (lead > 0)
|
|
|
9506 start += lead;
|
|
|
9507 end = find_name_end(start, &expr_start, &expr_end);
|
|
|
9508 if (end == start)
|
|
|
9509 {
|
|
|
9510 if (!skip)
|
|
|
9511 EMSG(_("E129: Function name required"));
|
|
|
9512 return NULL;
|
|
|
9513 }
|
|
|
9514 #ifdef FEAT_MAGIC_BRACES
|
|
|
9515 if (expr_start != NULL && !skip)
|
|
|
9516 {
|
|
|
9517 /* expand magic curlies */
|
|
|
9518 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
9519 if (temp_string == NULL)
|
|
|
9520 {
|
|
|
9521 /*
|
|
|
9522 * Report an invalid expression in braces, unless the expression
|
|
|
9523 * evaluation has been cancelled due to an aborting error, an
|
|
|
9524 * interrupt, or an exception.
|
|
|
9525 */
|
|
|
9526 if (!aborting())
|
|
|
9527 EMSG2(_(e_invarg2), start);
|
|
|
9528 else
|
|
|
9529 *pp = end;
|
|
|
9530 return NULL;
|
|
|
9531 }
|
|
|
9532 start = temp_string;
|
|
|
9533 len = (int)STRLEN(temp_string);
|
|
|
9534 }
|
|
|
9535 else
|
|
|
9536 #endif
|
|
|
9537 len = (int)(end - start);
|
|
|
9538
|
|
|
9539 /*
|
|
|
9540 * Copy the function name to allocated memory.
|
|
|
9541 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
9542 * Accept <SNR>123_name() outside a script.
|
|
|
9543 */
|
|
|
9544 if (skip)
|
|
|
9545 lead = 0; /* do nothing */
|
|
|
9546 else if (lead > 0)
|
|
|
9547 {
|
|
|
9548 lead = 3;
|
|
|
9549 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
9550 {
|
|
|
9551 if (current_SID <= 0)
|
|
|
9552 {
|
|
|
9553 EMSG(_(e_usingsid));
|
|
|
9554 return NULL;
|
|
|
9555 }
|
|
|
9556 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
9557 lead += (int)STRLEN(sid_buf);
|
|
|
9558 }
|
|
|
9559 }
|
|
|
9560 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
9561 {
|
|
|
9562 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
9563 return NULL;
|
|
|
9564 }
|
|
|
9565 name = alloc((unsigned)(len + lead + 1));
|
|
|
9566 if (name != NULL)
|
|
|
9567 {
|
|
|
9568 if (lead > 0)
|
|
|
9569 {
|
|
|
9570 name[0] = K_SPECIAL;
|
|
|
9571 name[1] = KS_EXTRA;
|
|
|
9572 name[2] = (int)KE_SNR;
|
|
|
9573 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
9574 STRCPY(name + 3, sid_buf);
|
|
|
9575 }
|
|
|
9576 mch_memmove(name + lead, start, (size_t)len);
|
|
|
9577 name[len + lead] = NUL;
|
|
|
9578 }
|
|
|
9579 *pp = end;
|
|
|
9580
|
|
|
9581 vim_free(temp_string);
|
|
|
9582 return name;
|
|
|
9583 }
|
|
|
9584
|
|
|
9585 /*
|
|
|
9586 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
9587 * Return 2 if "p" starts with "s:".
|
|
|
9588 * Return 0 otherwise.
|
|
|
9589 */
|
|
|
9590 static int
|
|
|
9591 eval_fname_script(p)
|
|
|
9592 char_u *p;
|
|
|
9593 {
|
|
|
9594 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
9595 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
9596 return 5;
|
|
|
9597 if (p[0] == 's' && p[1] == ':')
|
|
|
9598 return 2;
|
|
|
9599 return 0;
|
|
|
9600 }
|
|
|
9601
|
|
|
9602 /*
|
|
|
9603 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
9604 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
9605 */
|
|
|
9606 static int
|
|
|
9607 eval_fname_sid(p)
|
|
|
9608 char_u *p;
|
|
|
9609 {
|
|
|
9610 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
9611 }
|
|
|
9612
|
|
|
9613 /*
|
|
|
9614 * List the head of the function: "name(arg1, arg2)".
|
|
|
9615 */
|
|
|
9616 static void
|
|
|
9617 list_func_head(fp, indent)
|
|
|
9618 ufunc_T *fp;
|
|
|
9619 int indent;
|
|
|
9620 {
|
|
|
9621 int j;
|
|
|
9622
|
|
|
9623 msg_start();
|
|
|
9624 if (indent)
|
|
|
9625 MSG_PUTS(" ");
|
|
|
9626 MSG_PUTS("function ");
|
|
|
9627 if (fp->name[0] == K_SPECIAL)
|
|
|
9628 {
|
|
|
9629 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
9630 msg_puts(fp->name + 3);
|
|
|
9631 }
|
|
|
9632 else
|
|
|
9633 msg_puts(fp->name);
|
|
|
9634 msg_putchar('(');
|
|
|
9635 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
9636 {
|
|
|
9637 if (j)
|
|
|
9638 MSG_PUTS(", ");
|
|
|
9639 msg_puts(FUNCARG(fp, j));
|
|
|
9640 }
|
|
|
9641 if (fp->varargs)
|
|
|
9642 {
|
|
|
9643 if (j)
|
|
|
9644 MSG_PUTS(", ");
|
|
|
9645 MSG_PUTS("...");
|
|
|
9646 }
|
|
|
9647 msg_putchar(')');
|
|
|
9648 }
|
|
|
9649
|
|
|
9650 /*
|
|
|
9651 * Find a function by name, return pointer to it in ufuncs.
|
|
|
9652 * Return NULL for unknown function.
|
|
|
9653 */
|
|
|
9654 static ufunc_T *
|
|
|
9655 find_func(name)
|
|
|
9656 char_u *name;
|
|
|
9657 {
|
|
|
9658 ufunc_T *fp;
|
|
|
9659
|
|
|
9660 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
9661 if (STRCMP(name, fp->name) == 0)
|
|
|
9662 break;
|
|
|
9663 return fp;
|
|
|
9664 }
|
|
|
9665
|
|
|
9666 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
9667
|
|
|
9668 /*
|
|
|
9669 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
9670 * function names.
|
|
|
9671 */
|
|
|
9672 char_u *
|
|
|
9673 get_user_func_name(xp, idx)
|
|
|
9674 expand_T *xp;
|
|
|
9675 int idx;
|
|
|
9676 {
|
|
|
9677 static ufunc_T *fp = NULL;
|
|
|
9678
|
|
|
9679 if (idx == 0)
|
|
|
9680 fp = firstfunc;
|
|
|
9681 if (fp != NULL)
|
|
|
9682 {
|
|
|
9683 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
9684 return fp->name; /* prevents overflow */
|
|
|
9685
|
|
|
9686 cat_func_name(IObuff, fp);
|
|
|
9687 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
9688 {
|
|
|
9689 STRCAT(IObuff, "(");
|
|
|
9690 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
9691 STRCAT(IObuff, ")");
|
|
|
9692 }
|
|
|
9693
|
|
|
9694 fp = fp->next;
|
|
|
9695 return IObuff;
|
|
|
9696 }
|
|
|
9697 return NULL;
|
|
|
9698 }
|
|
|
9699
|
|
|
9700 #endif /* FEAT_CMDL_COMPL */
|
|
|
9701
|
|
|
9702 /*
|
|
|
9703 * Copy the function name of "fp" to buffer "buf".
|
|
|
9704 * "buf" must be able to hold the function name plus three bytes.
|
|
|
9705 * Takes care of script-local function names.
|
|
|
9706 */
|
|
|
9707 static void
|
|
|
9708 cat_func_name(buf, fp)
|
|
|
9709 char_u *buf;
|
|
|
9710 ufunc_T *fp;
|
|
|
9711 {
|
|
|
9712 if (fp->name[0] == K_SPECIAL)
|
|
|
9713 {
|
|
|
9714 STRCPY(buf, "<SNR>");
|
|
|
9715 STRCAT(buf, fp->name + 3);
|
|
|
9716 }
|
|
|
9717 else
|
|
|
9718 STRCPY(buf, fp->name);
|
|
|
9719 }
|
|
|
9720
|
|
|
9721 /*
|
|
|
9722 * ":delfunction {name}"
|
|
|
9723 */
|
|
|
9724 void
|
|
|
9725 ex_delfunction(eap)
|
|
|
9726 exarg_T *eap;
|
|
|
9727 {
|
|
|
9728 ufunc_T *fp = NULL, *pfp;
|
|
|
9729 char_u *p;
|
|
|
9730 char_u *name;
|
|
|
9731
|
|
|
9732 p = eap->arg;
|
|
|
9733 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
9734 if (name == NULL)
|
|
|
9735 return;
|
|
|
9736 if (!ends_excmd(*skipwhite(p)))
|
|
|
9737 {
|
|
|
9738 vim_free(name);
|
|
|
9739 EMSG(_(e_trailing));
|
|
|
9740 return;
|
|
|
9741 }
|
|
|
9742 eap->nextcmd = check_nextcmd(p);
|
|
|
9743 if (eap->nextcmd != NULL)
|
|
|
9744 *p = NUL;
|
|
|
9745
|
|
|
9746 if (!eap->skip)
|
|
|
9747 fp = find_func(name);
|
|
|
9748 vim_free(name);
|
|
|
9749
|
|
|
9750 if (!eap->skip)
|
|
|
9751 {
|
|
|
9752 if (fp == NULL)
|
|
|
9753 {
|
|
|
9754 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
9755 return;
|
|
|
9756 }
|
|
|
9757 if (fp->calls)
|
|
|
9758 {
|
|
|
9759 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
9760 return;
|
|
|
9761 }
|
|
|
9762
|
|
|
9763 /* clear this function */
|
|
|
9764 vim_free(fp->name);
|
|
|
9765 ga_clear_strings(&(fp->args));
|
|
|
9766 ga_clear_strings(&(fp->lines));
|
|
|
9767
|
|
|
9768 /* remove the function from the function list */
|
|
|
9769 if (firstfunc == fp)
|
|
|
9770 firstfunc = fp->next;
|
|
|
9771 else
|
|
|
9772 {
|
|
|
9773 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
9774 if (pfp->next == fp)
|
|
|
9775 {
|
|
|
9776 pfp->next = fp->next;
|
|
|
9777 break;
|
|
|
9778 }
|
|
|
9779 }
|
|
|
9780 vim_free(fp);
|
|
|
9781 }
|
|
|
9782 }
|
|
|
9783
|
|
|
9784 /*
|
|
|
9785 * Call a user function.
|
|
|
9786 */
|
|
|
9787 static void
|
|
|
9788 call_user_func(fp, argcount, argvars, retvar, firstline, lastline)
|
|
|
9789 ufunc_T *fp; /* pointer to function */
|
|
|
9790 int argcount; /* nr of args */
|
|
|
9791 VAR argvars; /* arguments */
|
|
|
9792 VAR retvar; /* return value */
|
|
|
9793 linenr_T firstline; /* first line of range */
|
|
|
9794 linenr_T lastline; /* last line of range */
|
|
|
9795 {
|
|
|
9796 char_u *save_sourcing_name;
|
|
|
9797 linenr_T save_sourcing_lnum;
|
|
|
9798 scid_T save_current_SID;
|
|
|
9799 struct funccall fc;
|
|
|
9800 struct funccall *save_fcp = current_funccal;
|
|
|
9801 int save_did_emsg;
|
|
|
9802 static int depth = 0;
|
|
|
9803
|
|
|
9804 /* If depth of calling is getting too high, don't execute the function */
|
|
|
9805 if (depth >= p_mfd)
|
|
|
9806 {
|
|
|
9807 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
|
9808 retvar->var_type = VAR_NUMBER;
|
|
|
9809 retvar->var_val.var_number = -1;
|
|
|
9810 return;
|
|
|
9811 }
|
|
|
9812 ++depth;
|
|
|
9813
|
|
|
9814 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
9815
|
|
|
9816 /* set local variables */
|
|
|
9817 var_init(&fc.l_vars);
|
|
|
9818 fc.func = fp;
|
|
|
9819 fc.argcount = argcount;
|
|
|
9820 fc.argvars = argvars;
|
|
|
9821 fc.retvar = retvar;
|
|
|
9822 retvar->var_val.var_number = 0;
|
|
|
9823 fc.linenr = 0;
|
|
|
9824 fc.returned = FALSE;
|
|
|
9825 fc.level = ex_nesting_level;
|
|
|
9826 fc.a0_var.var_type = VAR_NUMBER;
|
|
|
9827 fc.a0_var.var_val.var_number = argcount - fp->args.ga_len;
|
|
|
9828 fc.a0_var.var_name = NULL;
|
|
|
9829 current_funccal = &fc;
|
|
|
9830 fc.firstline.var_type = VAR_NUMBER;
|
|
|
9831 fc.firstline.var_val.var_number = firstline;
|
|
|
9832 fc.firstline.var_name = NULL;
|
|
|
9833 fc.lastline.var_type = VAR_NUMBER;
|
|
|
9834 fc.lastline.var_val.var_number = lastline;
|
|
|
9835 fc.lastline.var_name = NULL;
|
|
|
9836 /* Check if this function has a breakpoint. */
|
|
|
9837 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
9838 fc.dbg_tick = debug_tick;
|
|
|
9839
|
|
|
9840 /* Don't redraw while executing the function. */
|
|
|
9841 ++RedrawingDisabled;
|
|
|
9842 save_sourcing_name = sourcing_name;
|
|
|
9843 save_sourcing_lnum = sourcing_lnum;
|
|
|
9844 sourcing_lnum = 1;
|
|
|
9845 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
9846 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
9847 if (sourcing_name != NULL)
|
|
|
9848 {
|
|
|
9849 if (save_sourcing_name != NULL
|
|
|
9850 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
9851 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
9852 else
|
|
|
9853 STRCPY(sourcing_name, "function ");
|
|
|
9854 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
9855
|
|
|
9856 if (p_verbose >= 12)
|
|
|
9857 {
|
|
|
9858 ++no_wait_return;
|
|
|
9859 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
9860 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
9861 if (p_verbose >= 14)
|
|
|
9862 {
|
|
|
9863 int i;
|
|
|
9864 char_u buf[MSG_BUF_LEN];
|
|
|
9865
|
|
|
9866 msg_puts((char_u *)"(");
|
|
|
9867 for (i = 0; i < argcount; ++i)
|
|
|
9868 {
|
|
|
9869 if (i > 0)
|
|
|
9870 msg_puts((char_u *)", ");
|
|
|
9871 if (argvars[i].var_type == VAR_NUMBER)
|
|
|
9872 msg_outnum((long)argvars[i].var_val.var_number);
|
|
|
9873 else
|
|
|
9874 {
|
|
|
9875 trunc_string(get_var_string(&argvars[i]),
|
|
|
9876 buf, MSG_BUF_LEN);
|
|
|
9877 msg_puts((char_u *)"\"");
|
|
|
9878 msg_puts(buf);
|
|
|
9879 msg_puts((char_u *)"\"");
|
|
|
9880 }
|
|
|
9881 }
|
|
|
9882 msg_puts((char_u *)")");
|
|
|
9883 }
|
|
|
9884 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
9885 cmdline_row = msg_row;
|
|
|
9886 --no_wait_return;
|
|
|
9887 }
|
|
|
9888 }
|
|
|
9889 save_current_SID = current_SID;
|
|
|
9890 current_SID = fp->script_ID;
|
|
|
9891 save_did_emsg = did_emsg;
|
|
|
9892 did_emsg = FALSE;
|
|
|
9893
|
|
|
9894 /* call do_cmdline() to execute the lines */
|
|
|
9895 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
9896 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
9897
|
|
|
9898 --RedrawingDisabled;
|
|
|
9899
|
|
|
9900 /* when the function was aborted because of an error, return -1 */
|
|
|
9901 if ((did_emsg && (fp->flags & FC_ABORT)) || retvar->var_type == VAR_UNKNOWN)
|
|
|
9902 {
|
|
|
9903 clear_var(retvar);
|
|
|
9904 retvar->var_type = VAR_NUMBER;
|
|
|
9905 retvar->var_val.var_number = -1;
|
|
|
9906 }
|
|
|
9907
|
|
|
9908 /* when being verbose, mention the return value */
|
|
|
9909 if (p_verbose >= 12)
|
|
|
9910 {
|
|
|
9911 char_u *sn, *val;
|
|
|
9912
|
|
|
9913 ++no_wait_return;
|
|
|
9914 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
9915
|
|
|
9916 /* Make sure the output fits in IObuff. */
|
|
|
9917 sn = sourcing_name;
|
|
|
9918 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
9919 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
9920
|
|
|
9921 if (aborting())
|
|
|
9922 smsg((char_u *)_("%s aborted"), sn);
|
|
|
9923 else if (fc.retvar->var_type == VAR_NUMBER)
|
|
|
9924 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
|
9925 (long)fc.retvar->var_val.var_number);
|
|
|
9926 else if (fc.retvar->var_type == VAR_STRING)
|
|
|
9927 {
|
|
|
9928 val = get_var_string(fc.retvar);
|
|
|
9929 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
9930 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
9931 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
9932 }
|
|
|
9933 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
9934 cmdline_row = msg_row;
|
|
|
9935 --no_wait_return;
|
|
|
9936 }
|
|
|
9937
|
|
|
9938 vim_free(sourcing_name);
|
|
|
9939 sourcing_name = save_sourcing_name;
|
|
|
9940 sourcing_lnum = save_sourcing_lnum;
|
|
|
9941 current_SID = save_current_SID;
|
|
|
9942
|
|
|
9943 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
9944 {
|
|
|
9945 ++no_wait_return;
|
|
|
9946 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
9947 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
9948 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
9949 cmdline_row = msg_row;
|
|
|
9950 --no_wait_return;
|
|
|
9951 }
|
|
|
9952
|
|
|
9953 did_emsg |= save_did_emsg;
|
|
|
9954 current_funccal = save_fcp;
|
|
|
9955
|
|
|
9956 var_clear(&fc.l_vars); /* free all local variables */
|
|
|
9957 --depth;
|
|
|
9958 }
|
|
|
9959
|
|
|
9960 /*
|
|
|
9961 * ":return [expr]"
|
|
|
9962 */
|
|
|
9963 void
|
|
|
9964 ex_return(eap)
|
|
|
9965 exarg_T *eap;
|
|
|
9966 {
|
|
|
9967 char_u *arg = eap->arg;
|
|
|
9968 var retvar;
|
|
|
9969 int returning = FALSE;
|
|
|
9970
|
|
|
9971 if (current_funccal == NULL)
|
|
|
9972 {
|
|
|
9973 EMSG(_("E133: :return not inside a function"));
|
|
|
9974 return;
|
|
|
9975 }
|
|
|
9976
|
|
|
9977 if (eap->skip)
|
|
|
9978 ++emsg_skip;
|
|
|
9979
|
|
|
9980 eap->nextcmd = NULL;
|
|
|
9981 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
9982 && eval0(arg, &retvar, &eap->nextcmd, !eap->skip) != FAIL)
|
|
|
9983 {
|
|
|
9984 if (!eap->skip)
|
|
|
9985 returning = do_return(eap, FALSE, TRUE, &retvar);
|
|
|
9986 else
|
|
|
9987 clear_var(&retvar);
|
|
|
9988 }
|
|
|
9989 /* It's safer to return also on error. */
|
|
|
9990 else if (!eap->skip)
|
|
|
9991 {
|
|
|
9992 /*
|
|
|
9993 * Return unless the expression evaluation has been cancelled due to an
|
|
|
9994 * aborting error, an interrupt, or an exception.
|
|
|
9995 */
|
|
|
9996 if (!aborting())
|
|
|
9997 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
9998 }
|
|
|
9999
|
|
|
10000 /* When skipping or the return gets pending, advance to the next command
|
|
|
10001 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
10002 * Following lines will be ignored by get_func_line(). */
|
|
|
10003 if (returning)
|
|
|
10004 eap->nextcmd = NULL;
|
|
|
10005 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
10006 eap->nextcmd = check_nextcmd(arg);
|
|
|
10007
|
|
|
10008 if (eap->skip)
|
|
|
10009 --emsg_skip;
|
|
|
10010 }
|
|
|
10011
|
|
|
10012 /*
|
|
|
10013 * Return from a function. Possibly makes the return pending. Also called
|
|
|
10014 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
10015 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
|
10016 * when called due to a ":return" command. "value" may point to a variable
|
|
|
10017 * with the return value. Returns TRUE when the return can be carried out,
|
|
|
10018 * FALSE when the return gets pending.
|
|
|
10019 */
|
|
|
10020 int
|
|
|
10021 do_return(eap, reanimate, is_cmd, value)
|
|
|
10022 exarg_T *eap;
|
|
|
10023 int reanimate;
|
|
|
10024 int is_cmd;
|
|
|
10025 void *value;
|
|
|
10026 {
|
|
|
10027 int idx;
|
|
|
10028 struct condstack *cstack = eap->cstack;
|
|
|
10029
|
|
|
10030 if (reanimate)
|
|
|
10031 /* Undo the return. */
|
|
|
10032 current_funccal->returned = FALSE;
|
|
|
10033
|
|
|
10034 /*
|
|
|
10035 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
10036 * not in its finally clause (which then is to be executed next) is found.
|
|
|
10037 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
10038 * Otherwise, return normally.
|
|
|
10039 */
|
|
|
10040 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
10041 if (idx >= 0)
|
|
|
10042 {
|
|
|
10043 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
10044
|
|
|
10045 if (!is_cmd && !reanimate)
|
|
|
10046 /* A pending return again gets pending. "value" points to an
|
|
|
10047 * allocated variable with the value of the original ":return"'s
|
|
|
10048 * argument if present or is NULL else. */
|
|
|
10049 cstack->cs_retvar[idx] = value;
|
|
|
10050 else
|
|
|
10051 {
|
|
|
10052 /* When undoing a return in order to make it pending, get the stored
|
|
|
10053 * return value. */
|
|
|
10054 if (reanimate)
|
|
|
10055 value = current_funccal->retvar;
|
|
|
10056
|
|
|
10057 if (value != NULL)
|
|
|
10058 {
|
|
|
10059 /* Store the value of the pending return. */
|
|
|
10060 if ((cstack->cs_retvar[idx] = alloc_var()) != NULL)
|
|
|
10061 *(VAR)cstack->cs_retvar[idx] = *(VAR)value;
|
|
|
10062 else
|
|
|
10063 EMSG(_(e_outofmem));
|
|
|
10064 }
|
|
|
10065 else
|
|
|
10066 cstack->cs_retvar[idx] = NULL;
|
|
|
10067
|
|
|
10068 if (reanimate)
|
|
|
10069 {
|
|
|
10070 /* The pending return value could be overwritten by a ":return"
|
|
|
10071 * without argument in a finally clause; reset the default
|
|
|
10072 * return value. */
|
|
|
10073 current_funccal->retvar->var_type = VAR_NUMBER;
|
|
|
10074 current_funccal->retvar->var_val.var_number = 0;
|
|
|
10075 }
|
|
|
10076 }
|
|
|
10077 report_make_pending(CSTP_RETURN, value);
|
|
|
10078 }
|
|
|
10079 else
|
|
|
10080 {
|
|
|
10081 current_funccal->returned = TRUE;
|
|
|
10082
|
|
|
10083 /* If the return is carried out now, store the return value. For
|
|
|
10084 * a return immediately after reanimation, the value is already
|
|
|
10085 * there. */
|
|
|
10086 if (!reanimate && value != NULL)
|
|
|
10087 {
|
|
|
10088 clear_var(current_funccal->retvar);
|
|
|
10089 *current_funccal->retvar = *(VAR)value;
|
|
|
10090 if (!is_cmd)
|
|
|
10091 vim_free(value);
|
|
|
10092 }
|
|
|
10093 }
|
|
|
10094
|
|
|
10095 return idx < 0;
|
|
|
10096 }
|
|
|
10097
|
|
|
10098 /*
|
|
|
10099 * Free the variable with a pending return value.
|
|
|
10100 */
|
|
|
10101 void
|
|
|
10102 discard_pending_return(retvar)
|
|
|
10103 void *retvar;
|
|
|
10104 {
|
|
|
10105 /* The variable was copied from one with an undefined var_name. So we can't
|
|
|
10106 * use free_var() to clear and free it. */
|
|
|
10107 clear_var((VAR)retvar);
|
|
|
10108 vim_free(retvar);
|
|
|
10109 }
|
|
|
10110
|
|
|
10111 /*
|
|
|
10112 * Generate a return command for producing the value of "retvar". The result
|
|
|
10113 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
10114 */
|
|
|
10115 char_u *
|
|
|
10116 get_return_cmd(retvar)
|
|
|
10117 void *retvar;
|
|
|
10118 {
|
|
|
10119 char_u *s = IObuff;
|
|
|
10120
|
|
|
10121 if (retvar == NULL || ((VAR)retvar)->var_type == VAR_UNKNOWN)
|
|
|
10122 s = (char_u *)":return";
|
|
|
10123 else if (((VAR)retvar)->var_type == VAR_STRING)
|
|
|
10124 sprintf((char *)IObuff, ":return \"%s\"",
|
|
|
10125 ((VAR)retvar)->var_val.var_string);
|
|
|
10126 else
|
|
|
10127 sprintf((char *)IObuff, ":return %ld",
|
|
|
10128 (long)(((VAR)retvar)->var_val.var_number));
|
|
|
10129 return vim_strsave(s);
|
|
|
10130 }
|
|
|
10131
|
|
|
10132 /*
|
|
|
10133 * Get next function line.
|
|
|
10134 * Called by do_cmdline() to get the next line.
|
|
|
10135 * Returns allocated string, or NULL for end of function.
|
|
|
10136 */
|
|
|
10137 /* ARGSUSED */
|
|
|
10138 char_u *
|
|
|
10139 get_func_line(c, cookie, indent)
|
|
|
10140 int c; /* not used */
|
|
|
10141 void *cookie;
|
|
|
10142 int indent; /* not used */
|
|
|
10143 {
|
|
|
10144 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
10145 char_u *retval;
|
|
|
10146 garray_T *gap; /* growarray with function lines */
|
|
|
10147
|
|
|
10148 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
10149 if (fcp->dbg_tick != debug_tick)
|
|
|
10150 {
|
|
|
10151 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
10152 sourcing_lnum);
|
|
|
10153 fcp->dbg_tick = debug_tick;
|
|
|
10154 }
|
|
|
10155
|
|
|
10156 gap = &fcp->func->lines;
|
|
|
10157 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
10158 retval = NULL;
|
|
|
10159 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
10160 retval = NULL;
|
|
|
10161 else
|
|
|
10162 {
|
|
|
10163 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
10164 sourcing_lnum = fcp->linenr;
|
|
|
10165 }
|
|
|
10166
|
|
|
10167 /* Did we encounter a breakpoint? */
|
|
|
10168 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
10169 {
|
|
|
10170 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
10171 /* Find next breakpoint. */
|
|
|
10172 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
10173 sourcing_lnum);
|
|
|
10174 fcp->dbg_tick = debug_tick;
|
|
|
10175 }
|
|
|
10176
|
|
|
10177 return retval;
|
|
|
10178 }
|
|
|
10179
|
|
|
10180 /*
|
|
|
10181 * Return TRUE if the currently active function should be ended, because a
|
|
|
10182 * return was encountered or an error occured. Used inside a ":while".
|
|
|
10183 */
|
|
|
10184 int
|
|
|
10185 func_has_ended(cookie)
|
|
|
10186 void *cookie;
|
|
|
10187 {
|
|
|
10188 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
10189
|
|
|
10190 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
10191 * an error inside a try conditional. */
|
|
|
10192 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
10193 || fcp->returned);
|
|
|
10194 }
|
|
|
10195
|
|
|
10196 /*
|
|
|
10197 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
10198 */
|
|
|
10199 int
|
|
|
10200 func_has_abort(cookie)
|
|
|
10201 void *cookie;
|
|
|
10202 {
|
|
|
10203 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
10204 }
|
|
|
10205
|
|
|
10206 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
10207 typedef enum
|
|
|
10208 {
|
|
|
10209 VAR_FLAVOUR_DEFAULT,
|
|
|
10210 VAR_FLAVOUR_SESSION,
|
|
|
10211 VAR_FLAVOUR_VIMINFO
|
|
|
10212 } var_flavour_T;
|
|
|
10213
|
|
|
10214 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
10215
|
|
|
10216 static var_flavour_T
|
|
|
10217 var_flavour(varname)
|
|
|
10218 char_u *varname;
|
|
|
10219 {
|
|
|
10220 char_u *p = varname;
|
|
|
10221
|
|
|
10222 if (ASCII_ISUPPER(*p))
|
|
|
10223 {
|
|
|
10224 while (*(++p))
|
|
|
10225 if (ASCII_ISLOWER(*p))
|
|
|
10226 return VAR_FLAVOUR_SESSION;
|
|
|
10227 return VAR_FLAVOUR_VIMINFO;
|
|
|
10228 }
|
|
|
10229 else
|
|
|
10230 return VAR_FLAVOUR_DEFAULT;
|
|
|
10231 }
|
|
|
10232 #endif
|
|
|
10233
|
|
|
10234 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
10235 /*
|
|
|
10236 * Restore global vars that start with a capital from the viminfo file
|
|
|
10237 */
|
|
|
10238 int
|
|
|
10239 read_viminfo_varlist(virp, writing)
|
|
|
10240 vir_T *virp;
|
|
|
10241 int writing;
|
|
|
10242 {
|
|
|
10243 char_u *tab;
|
|
|
10244 int is_string = FALSE;
|
|
|
10245 VAR varp = NULL;
|
|
|
10246 char_u *val;
|
|
|
10247
|
|
|
10248 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
10249 {
|
|
|
10250 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
10251 if (tab != NULL)
|
|
|
10252 {
|
|
|
10253 *tab++ = '\0'; /* isolate the variable name */
|
|
|
10254 if (*tab == 'S') /* string var */
|
|
|
10255 is_string = TRUE;
|
|
|
10256
|
|
|
10257 tab = vim_strchr(tab, '\t');
|
|
|
10258 if (tab != NULL)
|
|
|
10259 {
|
|
|
10260 /* create a nameless variable to hold the value */
|
|
|
10261 if (is_string)
|
|
|
10262 {
|
|
|
10263 val = viminfo_readstring(virp,
|
|
|
10264 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
10265 if (val != NULL)
|
|
|
10266 varp = alloc_string_var(val);
|
|
|
10267 }
|
|
|
10268 else
|
|
|
10269 {
|
|
|
10270 varp = alloc_var();
|
|
|
10271 if (varp != NULL)
|
|
|
10272 {
|
|
|
10273 varp->var_type = VAR_NUMBER;
|
|
|
10274 varp->var_val.var_number = atol((char *)tab + 1);
|
|
|
10275 }
|
|
|
10276 }
|
|
|
10277 /* assign the value to the variable */
|
|
|
10278 if (varp != NULL)
|
|
|
10279 {
|
|
|
10280 set_var(virp->vir_line + 1, varp);
|
|
|
10281 free_var(varp);
|
|
|
10282 }
|
|
|
10283 }
|
|
|
10284 }
|
|
|
10285 }
|
|
|
10286
|
|
|
10287 return viminfo_readline(virp);
|
|
|
10288 }
|
|
|
10289
|
|
|
10290 /*
|
|
|
10291 * Write global vars that start with a capital to the viminfo file
|
|
|
10292 */
|
|
|
10293 void
|
|
|
10294 write_viminfo_varlist(fp)
|
|
|
10295 FILE *fp;
|
|
|
10296 {
|
|
|
10297 garray_T *gap = &variables; /* global variable */
|
|
|
10298 VAR this_var;
|
|
|
10299 int i;
|
|
|
10300
|
|
|
10301 if (find_viminfo_parameter('!') == NULL)
|
|
|
10302 return;
|
|
|
10303
|
|
|
10304 fprintf(fp, _("\n# global variables:\n"));
|
|
|
10305 for (i = gap->ga_len; --i >= 0; )
|
|
|
10306 {
|
|
|
10307 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
|
10308 if (this_var->var_name != NULL
|
|
|
10309 && var_flavour(this_var->var_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
10310 {
|
|
|
10311 fprintf(fp, "!%s\t%s\t", this_var->var_name,
|
|
|
10312 (this_var->var_type == VAR_STRING) ? "STR" : "NUM");
|
|
|
10313 viminfo_writestring(fp, get_var_string(this_var));
|
|
|
10314 }
|
|
|
10315 }
|
|
|
10316 }
|
|
|
10317 #endif
|
|
|
10318
|
|
|
10319 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
10320 int
|
|
|
10321 store_session_globals(fd)
|
|
|
10322 FILE *fd;
|
|
|
10323 {
|
|
|
10324 garray_T *gap = &variables; /* global variable */
|
|
|
10325 VAR this_var;
|
|
|
10326 int i;
|
|
|
10327 char_u *p, *t;
|
|
|
10328
|
|
|
10329 for (i = gap->ga_len; --i >= 0; )
|
|
|
10330 {
|
|
|
10331 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
|
10332 if (this_var->var_name != NULL)
|
|
|
10333 {
|
|
|
10334 if (var_flavour(this_var->var_name) == VAR_FLAVOUR_SESSION)
|
|
|
10335 {
|
|
|
10336 /* Escapse special characters with a backslash. Turn a LF and
|
|
|
10337 * CR into \n and \r. */
|
|
|
10338 p = vim_strsave_escaped(get_var_string(this_var),
|
|
|
10339 (char_u *)"\\\"\n\r");
|
|
|
10340 if (p == NULL) /* out of memory */
|
|
|
10341 continue;
|
|
|
10342 for (t = p; *t != NUL; ++t)
|
|
|
10343 if (*t == '\n')
|
|
|
10344 *t = 'n';
|
|
|
10345 else if (*t == '\r')
|
|
|
10346 *t = 'r';
|
|
|
10347 if ((fprintf(fd, "let %s = %c%s%c",
|
|
|
10348 this_var->var_name,
|
|
|
10349 (this_var->var_type == VAR_STRING) ? '"' : ' ',
|
|
|
10350 p,
|
|
|
10351 (this_var->var_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
|
10352 || put_eol(fd) == FAIL)
|
|
|
10353 {
|
|
|
10354 vim_free(p);
|
|
|
10355 return FAIL;
|
|
|
10356 }
|
|
|
10357 vim_free(p);
|
|
|
10358 }
|
|
|
10359
|
|
|
10360 }
|
|
|
10361 }
|
|
|
10362 return OK;
|
|
|
10363 }
|
|
|
10364 #endif
|
|
|
10365
|
|
|
10366 #endif /* FEAT_EVAL */
|
|
|
10367
|
|
|
10368 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
10369
|
|
|
10370
|
|
|
10371 #ifdef WIN3264
|
|
|
10372 /*
|
|
|
10373 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
10374 */
|
|
|
10375 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
10376 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
10377 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
10378
|
|
|
10379 /*
|
|
|
10380 * Get the short pathname of a file.
|
|
|
10381 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
10382 */
|
|
|
10383 static int
|
|
|
10384 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
10385 char_u **fnamep;
|
|
|
10386 char_u **bufp;
|
|
|
10387 int *fnamelen;
|
|
|
10388 {
|
|
|
10389 int l,len;
|
|
|
10390 char_u *newbuf;
|
|
|
10391
|
|
|
10392 len = *fnamelen;
|
|
|
10393
|
|
|
10394 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
10395 if (l > len - 1)
|
|
|
10396 {
|
|
|
10397 /* If that doesn't work (not enough space), then save the string
|
|
|
10398 * and try again with a new buffer big enough
|
|
|
10399 */
|
|
|
10400 newbuf = vim_strnsave(*fnamep, l);
|
|
|
10401 if (newbuf == NULL)
|
|
|
10402 return 0;
|
|
|
10403
|
|
|
10404 vim_free(*bufp);
|
|
|
10405 *fnamep = *bufp = newbuf;
|
|
|
10406
|
|
|
10407 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
10408
|
|
|
10409 /* Really should always succeed, as the buffer is big enough */
|
|
|
10410 }
|
|
|
10411
|
|
|
10412 *fnamelen = l;
|
|
|
10413 return 1;
|
|
|
10414 }
|
|
|
10415
|
|
|
10416 /*
|
|
|
10417 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
10418 * Doesn't copy over the end of the buffer passed in.
|
|
|
10419 */
|
|
|
10420 static int
|
|
|
10421 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
10422 char_u **fname;
|
|
|
10423 char_u **bufp;
|
|
|
10424 int *fnamelen;
|
|
|
10425 {
|
|
|
10426 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
10427 char_u ch;
|
|
|
10428 int l,len,len2,plen,slen;
|
|
|
10429
|
|
|
10430 /* Make a copy */
|
|
|
10431 len2 = *fnamelen;
|
|
|
10432 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
10433 pbuf3 = NULL;
|
|
|
10434
|
|
|
10435 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
10436 slen = 1;
|
|
|
10437 plen = len2;
|
|
|
10438
|
|
|
10439 l = 0;
|
|
|
10440 if (vim_ispathsep(*s))
|
|
|
10441 {
|
|
|
10442 --s;
|
|
|
10443 ++slen;
|
|
|
10444 --plen;
|
|
|
10445 }
|
|
|
10446
|
|
|
10447 do
|
|
|
10448 {
|
|
|
10449 /* Go back one path-seperator */
|
|
|
10450 while (s > pbuf2 && !vim_ispathsep(*s))
|
|
|
10451 {
|
|
|
10452 --s;
|
|
|
10453 ++slen;
|
|
|
10454 --plen;
|
|
|
10455 }
|
|
|
10456 if (s <= pbuf2)
|
|
|
10457 break;
|
|
|
10458
|
|
|
10459 /* Remeber the character that is about to be blatted */
|
|
|
10460 ch = *s;
|
|
|
10461 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
10462
|
|
|
10463 /* Try it in situ */
|
|
|
10464 p = pbuf2;
|
|
|
10465 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
10466 {
|
|
|
10467 vim_free(pbuf2);
|
|
|
10468 return -1;
|
|
|
10469 }
|
|
|
10470 *s = ch; /* Preserve the string */
|
|
|
10471 } while (plen == 0);
|
|
|
10472
|
|
|
10473 if (plen > 0)
|
|
|
10474 {
|
|
|
10475 /* Remeber the length of the new string. */
|
|
|
10476 *fnamelen = len = plen + slen;
|
|
|
10477 vim_free(*bufp);
|
|
|
10478 if (len > len2)
|
|
|
10479 {
|
|
|
10480 /* If there's not enough space in the currently allocated string,
|
|
|
10481 * then copy it to a buffer big enough.
|
|
|
10482 */
|
|
|
10483 *fname= *bufp = vim_strnsave(p, len);
|
|
|
10484 if (*fname == NULL)
|
|
|
10485 return -1;
|
|
|
10486 }
|
|
|
10487 else
|
|
|
10488 {
|
|
|
10489 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
10490 *fname = *bufp = pbuf2;
|
|
|
10491 if (p != pbuf2)
|
|
|
10492 strncpy(*fname, p, plen);
|
|
|
10493 pbuf2 = NULL;
|
|
|
10494 }
|
|
|
10495 /* Concat the next bit */
|
|
|
10496 strncpy(*fname + plen, s, slen);
|
|
|
10497 (*fname)[len] = '\0';
|
|
|
10498 }
|
|
|
10499 vim_free(pbuf3);
|
|
|
10500 vim_free(pbuf2);
|
|
|
10501 return 0;
|
|
|
10502 }
|
|
|
10503
|
|
|
10504 /*
|
|
|
10505 * Get a pathname for a partial path.
|
|
|
10506 */
|
|
|
10507 static int
|
|
|
10508 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
10509 char_u **fnamep;
|
|
|
10510 char_u **bufp;
|
|
|
10511 int *fnamelen;
|
|
|
10512 {
|
|
|
10513 int sepcount, len, tflen;
|
|
|
10514 char_u *p;
|
|
|
10515 char_u *pbuf, *tfname;
|
|
|
10516 int hasTilde;
|
|
|
10517
|
|
|
10518 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
10519 * of the path to return.
|
|
|
10520 */
|
|
|
10521 sepcount = 0;
|
|
|
10522 for (p = *fnamep + *fnamelen - 1; p >= *fnamep; --p)
|
|
|
10523 if (vim_ispathsep(*p))
|
|
|
10524 ++sepcount;
|
|
|
10525
|
|
|
10526 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
10527 hasTilde = (**fnamep == '~');
|
|
|
10528 if (hasTilde)
|
|
|
10529 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
10530 else
|
|
|
10531 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
10532
|
|
|
10533 len = tflen = STRLEN(tfname);
|
|
|
10534
|
|
|
10535 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
10536 return -1;
|
|
|
10537
|
|
|
10538 if (len == 0)
|
|
|
10539 {
|
|
|
10540 /* Don't have a valid filename, so shorten the rest of the
|
|
|
10541 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
10542 * there's not a lot of point in guessing what it might be.
|
|
|
10543 */
|
|
|
10544 len = tflen;
|
|
|
10545 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
10546 return -1;
|
|
|
10547 }
|
|
|
10548
|
|
|
10549 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
10550 for (p = tfname + len - 1; p >= tfname; --p)
|
|
|
10551 if (vim_ispathsep(*p))
|
|
|
10552 {
|
|
|
10553 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
10554 break;
|
|
|
10555 else
|
|
|
10556 sepcount --;
|
|
|
10557 }
|
|
|
10558 if (hasTilde)
|
|
|
10559 {
|
|
|
10560 --p;
|
|
|
10561 if (p >= tfname)
|
|
|
10562 *p = '~';
|
|
|
10563 else
|
|
|
10564 return -1;
|
|
|
10565 }
|
|
|
10566 else
|
|
|
10567 ++p;
|
|
|
10568
|
|
|
10569 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
10570 vim_free(*bufp);
|
|
|
10571 *fnamelen = (int)STRLEN(p);
|
|
|
10572 *bufp = pbuf;
|
|
|
10573 *fnamep = p;
|
|
|
10574
|
|
|
10575 return 0;
|
|
|
10576 }
|
|
|
10577 #endif /* WIN3264 */
|
|
|
10578
|
|
|
10579 /*
|
|
|
10580 * Adjust a filename, according to a string of modifiers.
|
|
|
10581 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
10582 * determined by *fnamelen.
|
|
|
10583 * Returns valid flags.
|
|
|
10584 * When there is an error, *fnamep is set to NULL.
|
|
|
10585 */
|
|
|
10586 int
|
|
|
10587 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
10588 char_u *src; /* string with modifiers */
|
|
|
10589 int *usedlen; /* characters after src that are used */
|
|
|
10590 char_u **fnamep; /* file name so far */
|
|
|
10591 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
10592 int *fnamelen; /* length of fnamep */
|
|
|
10593 {
|
|
|
10594 int valid = 0;
|
|
|
10595 char_u *tail;
|
|
|
10596 char_u *s, *p, *pbuf;
|
|
|
10597 char_u dirname[MAXPATHL];
|
|
|
10598 int c;
|
|
|
10599 int has_fullname = 0;
|
|
|
10600 #ifdef WIN3264
|
|
|
10601 int has_shortname = 0;
|
|
|
10602 #endif
|
|
|
10603
|
|
|
10604 repeat:
|
|
|
10605 /* ":p" - full path/file_name */
|
|
|
10606 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
10607 {
|
|
|
10608 has_fullname = 1;
|
|
|
10609
|
|
|
10610 valid |= VALID_PATH;
|
|
|
10611 *usedlen += 2;
|
|
|
10612
|
|
|
10613 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
10614 if ((*fnamep)[0] == '~'
|
|
|
10615 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
10616 && ((*fnamep)[1] == '/'
|
|
|
10617 # ifdef BACKSLASH_IN_FILENAME
|
|
|
10618 || (*fnamep)[1] == '\\'
|
|
|
10619 # endif
|
|
|
10620 || (*fnamep)[1] == NUL)
|
|
|
10621
|
|
|
10622 #endif
|
|
|
10623 )
|
|
|
10624 {
|
|
|
10625 *fnamep = expand_env_save(*fnamep);
|
|
|
10626 vim_free(*bufp); /* free any allocated file name */
|
|
|
10627 *bufp = *fnamep;
|
|
|
10628 if (*fnamep == NULL)
|
|
|
10629 return -1;
|
|
|
10630 }
|
|
|
10631
|
|
|
10632 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
|
10633 for (p = *fnamep; *p != NUL; ++p)
|
|
|
10634 {
|
|
|
10635 if (vim_ispathsep(*p)
|
|
|
10636 && p[1] == '.'
|
|
|
10637 && (p[2] == NUL
|
|
|
10638 || vim_ispathsep(p[2])
|
|
|
10639 || (p[2] == '.'
|
|
|
10640 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
10641 break;
|
|
|
10642 }
|
|
|
10643
|
|
|
10644 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
10645 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
10646 {
|
|
|
10647 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
10648 vim_free(*bufp); /* free any allocated file name */
|
|
|
10649 *bufp = *fnamep;
|
|
|
10650 if (*fnamep == NULL)
|
|
|
10651 return -1;
|
|
|
10652 }
|
|
|
10653
|
|
|
10654 /* Append a path separator to a directory. */
|
|
|
10655 if (mch_isdir(*fnamep))
|
|
|
10656 {
|
|
|
10657 /* Make room for one or two extra characters. */
|
|
|
10658 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
10659 vim_free(*bufp); /* free any allocated file name */
|
|
|
10660 *bufp = *fnamep;
|
|
|
10661 if (*fnamep == NULL)
|
|
|
10662 return -1;
|
|
|
10663 add_pathsep(*fnamep);
|
|
|
10664 }
|
|
|
10665 }
|
|
|
10666
|
|
|
10667 /* ":." - path relative to the current directory */
|
|
|
10668 /* ":~" - path relative to the home directory */
|
|
|
10669 /* ":8" - shortname path - postponed till after */
|
|
|
10670 while (src[*usedlen] == ':'
|
|
|
10671 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
10672 {
|
|
|
10673 *usedlen += 2;
|
|
|
10674 if (c == '8')
|
|
|
10675 {
|
|
|
10676 #ifdef WIN3264
|
|
|
10677 has_shortname = 1; /* Postpone this. */
|
|
|
10678 #endif
|
|
|
10679 continue;
|
|
|
10680 }
|
|
|
10681 pbuf = NULL;
|
|
|
10682 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
10683 if (!has_fullname)
|
|
|
10684 {
|
|
|
10685 if (c == '.' && **fnamep == '~')
|
|
|
10686 p = pbuf = expand_env_save(*fnamep);
|
|
|
10687 else
|
|
|
10688 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
10689 }
|
|
|
10690 else
|
|
|
10691 p = *fnamep;
|
|
|
10692
|
|
|
10693 has_fullname = 0;
|
|
|
10694
|
|
|
10695 if (p != NULL)
|
|
|
10696 {
|
|
|
10697 if (c == '.')
|
|
|
10698 {
|
|
|
10699 mch_dirname(dirname, MAXPATHL);
|
|
|
10700 s = shorten_fname(p, dirname);
|
|
|
10701 if (s != NULL)
|
|
|
10702 {
|
|
|
10703 *fnamep = s;
|
|
|
10704 if (pbuf != NULL)
|
|
|
10705 {
|
|
|
10706 vim_free(*bufp); /* free any allocated file name */
|
|
|
10707 *bufp = pbuf;
|
|
|
10708 pbuf = NULL;
|
|
|
10709 }
|
|
|
10710 }
|
|
|
10711 }
|
|
|
10712 else
|
|
|
10713 {
|
|
|
10714 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
10715 /* Only replace it when it starts with '~' */
|
|
|
10716 if (*dirname == '~')
|
|
|
10717 {
|
|
|
10718 s = vim_strsave(dirname);
|
|
|
10719 if (s != NULL)
|
|
|
10720 {
|
|
|
10721 *fnamep = s;
|
|
|
10722 vim_free(*bufp);
|
|
|
10723 *bufp = s;
|
|
|
10724 }
|
|
|
10725 }
|
|
|
10726 }
|
|
|
10727 vim_free(pbuf);
|
|
|
10728 }
|
|
|
10729 }
|
|
|
10730
|
|
|
10731 tail = gettail(*fnamep);
|
|
|
10732 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
10733
|
|
|
10734 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
10735 /* Don't remove the first "/" or "c:\" */
|
|
|
10736 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
10737 {
|
|
|
10738 valid |= VALID_HEAD;
|
|
|
10739 *usedlen += 2;
|
|
|
10740 s = get_past_head(*fnamep);
|
|
|
10741 while (tail > s && vim_ispathsep(tail[-1]))
|
|
|
10742 --tail;
|
|
|
10743 *fnamelen = (int)(tail - *fnamep);
|
|
|
10744 #ifdef VMS
|
|
|
10745 if (*fnamelen > 0)
|
|
|
10746 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
10747 #endif
|
|
|
10748 while (tail > s && !vim_ispathsep(tail[-1]))
|
|
|
10749 --tail;
|
|
|
10750 }
|
|
|
10751
|
|
|
10752 /* ":8" - shortname */
|
|
|
10753 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
10754 {
|
|
|
10755 *usedlen += 2;
|
|
|
10756 #ifdef WIN3264
|
|
|
10757 has_shortname = 1;
|
|
|
10758 #endif
|
|
|
10759 }
|
|
|
10760
|
|
|
10761 #ifdef WIN3264
|
|
|
10762 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
10763 */
|
|
|
10764 if (has_shortname)
|
|
|
10765 {
|
|
|
10766 pbuf = NULL;
|
|
|
10767 /* Copy the string if it is shortened by :h */
|
|
|
10768 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
10769 {
|
|
|
10770 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
10771 if (p == 0)
|
|
|
10772 return -1;
|
|
|
10773 vim_free(*bufp);
|
|
|
10774 *bufp = *fnamep = p;
|
|
|
10775 }
|
|
|
10776
|
|
|
10777 /* Split into two implementations - makes it easier. First is where
|
|
|
10778 * there isn't a full name already, second is where there is.
|
|
|
10779 */
|
|
|
10780 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
10781 {
|
|
|
10782 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
10783 return -1;
|
|
|
10784 }
|
|
|
10785 else
|
|
|
10786 {
|
|
|
10787 int l;
|
|
|
10788
|
|
|
10789 /* Simple case, already have the full-name
|
|
|
10790 * Nearly always shorter, so try first time. */
|
|
|
10791 l = *fnamelen;
|
|
|
10792 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
10793 return -1;
|
|
|
10794
|
|
|
10795 if (l == 0)
|
|
|
10796 {
|
|
|
10797 /* Couldn't find the filename.. search the paths.
|
|
|
10798 */
|
|
|
10799 l = *fnamelen;
|
|
|
10800 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
10801 return -1;
|
|
|
10802 }
|
|
|
10803 *fnamelen = l;
|
|
|
10804 }
|
|
|
10805 }
|
|
|
10806 #endif /* WIN3264 */
|
|
|
10807
|
|
|
10808 /* ":t" - tail, just the basename */
|
|
|
10809 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
10810 {
|
|
|
10811 *usedlen += 2;
|
|
|
10812 *fnamelen -= (int)(tail - *fnamep);
|
|
|
10813 *fnamep = tail;
|
|
|
10814 }
|
|
|
10815
|
|
|
10816 /* ":e" - extension, can be repeated */
|
|
|
10817 /* ":r" - root, without extension, can be repeated */
|
|
|
10818 while (src[*usedlen] == ':'
|
|
|
10819 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
10820 {
|
|
|
10821 /* find a '.' in the tail:
|
|
|
10822 * - for second :e: before the current fname
|
|
|
10823 * - otherwise: The last '.'
|
|
|
10824 */
|
|
|
10825 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
10826 s = *fnamep - 2;
|
|
|
10827 else
|
|
|
10828 s = *fnamep + *fnamelen - 1;
|
|
|
10829 for ( ; s > tail; --s)
|
|
|
10830 if (s[0] == '.')
|
|
|
10831 break;
|
|
|
10832 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
10833 {
|
|
|
10834 if (s > tail)
|
|
|
10835 {
|
|
|
10836 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
10837 *fnamep = s + 1;
|
|
|
10838 #ifdef VMS
|
|
|
10839 /* cut version from the extension */
|
|
|
10840 s = *fnamep + *fnamelen - 1;
|
|
|
10841 for ( ; s > *fnamep; --s)
|
|
|
10842 if (s[0] == ';')
|
|
|
10843 break;
|
|
|
10844 if (s > *fnamep)
|
|
|
10845 *fnamelen = s - *fnamep;
|
|
|
10846 #endif
|
|
|
10847 }
|
|
|
10848 else if (*fnamep <= tail)
|
|
|
10849 *fnamelen = 0;
|
|
|
10850 }
|
|
|
10851 else /* :r */
|
|
|
10852 {
|
|
|
10853 if (s > tail) /* remove one extension */
|
|
|
10854 *fnamelen = (int)(s - *fnamep);
|
|
|
10855 }
|
|
|
10856 *usedlen += 2;
|
|
|
10857 }
|
|
|
10858
|
|
|
10859 /* ":s?pat?foo?" - substitute */
|
|
|
10860 /* ":gs?pat?foo?" - global substitute */
|
|
|
10861 if (src[*usedlen] == ':'
|
|
|
10862 && (src[*usedlen + 1] == 's'
|
|
|
10863 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
10864 {
|
|
|
10865 char_u *str;
|
|
|
10866 char_u *pat;
|
|
|
10867 char_u *sub;
|
|
|
10868 int sep;
|
|
|
10869 char_u *flags;
|
|
|
10870 int didit = FALSE;
|
|
|
10871
|
|
|
10872 flags = (char_u *)"";
|
|
|
10873 s = src + *usedlen + 2;
|
|
|
10874 if (src[*usedlen + 1] == 'g')
|
|
|
10875 {
|
|
|
10876 flags = (char_u *)"g";
|
|
|
10877 ++s;
|
|
|
10878 }
|
|
|
10879
|
|
|
10880 sep = *s++;
|
|
|
10881 if (sep)
|
|
|
10882 {
|
|
|
10883 /* find end of pattern */
|
|
|
10884 p = vim_strchr(s, sep);
|
|
|
10885 if (p != NULL)
|
|
|
10886 {
|
|
|
10887 pat = vim_strnsave(s, (int)(p - s));
|
|
|
10888 if (pat != NULL)
|
|
|
10889 {
|
|
|
10890 s = p + 1;
|
|
|
10891 /* find end of substitution */
|
|
|
10892 p = vim_strchr(s, sep);
|
|
|
10893 if (p != NULL)
|
|
|
10894 {
|
|
|
10895 sub = vim_strnsave(s, (int)(p - s));
|
|
|
10896 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
10897 if (sub != NULL && str != NULL)
|
|
|
10898 {
|
|
|
10899 *usedlen = (int)(p + 1 - src);
|
|
|
10900 s = do_string_sub(str, pat, sub, flags);
|
|
|
10901 if (s != NULL)
|
|
|
10902 {
|
|
|
10903 *fnamep = s;
|
|
|
10904 *fnamelen = (int)STRLEN(s);
|
|
|
10905 vim_free(*bufp);
|
|
|
10906 *bufp = s;
|
|
|
10907 didit = TRUE;
|
|
|
10908 }
|
|
|
10909 }
|
|
|
10910 vim_free(sub);
|
|
|
10911 vim_free(str);
|
|
|
10912 }
|
|
|
10913 vim_free(pat);
|
|
|
10914 }
|
|
|
10915 }
|
|
|
10916 /* after using ":s", repeat all the modifiers */
|
|
|
10917 if (didit)
|
|
|
10918 goto repeat;
|
|
|
10919 }
|
|
|
10920 }
|
|
|
10921
|
|
|
10922 return valid;
|
|
|
10923 }
|
|
|
10924
|
|
|
10925 /*
|
|
|
10926 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
10927 * "flags" can be "g" to do a global substitute.
|
|
|
10928 * Returns an allocated string, NULL for error.
|
|
|
10929 */
|
|
|
10930 char_u *
|
|
|
10931 do_string_sub(str, pat, sub, flags)
|
|
|
10932 char_u *str;
|
|
|
10933 char_u *pat;
|
|
|
10934 char_u *sub;
|
|
|
10935 char_u *flags;
|
|
|
10936 {
|
|
|
10937 int sublen;
|
|
|
10938 regmatch_T regmatch;
|
|
|
10939 int i;
|
|
|
10940 int do_all;
|
|
|
10941 char_u *tail;
|
|
|
10942 garray_T ga;
|
|
|
10943 char_u *ret;
|
|
|
10944 char_u *save_cpo;
|
|
|
10945
|
|
|
10946 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
10947 save_cpo = p_cpo;
|
|
|
10948 p_cpo = (char_u *)"";
|
|
|
10949
|
|
|
10950 ga_init2(&ga, 1, 200);
|
|
|
10951
|
|
|
10952 do_all = (flags[0] == 'g');
|
|
|
10953
|
|
|
10954 regmatch.rm_ic = p_ic;
|
|
|
10955 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
10956 if (regmatch.regprog != NULL)
|
|
|
10957 {
|
|
|
10958 tail = str;
|
|
|
10959 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
10960 {
|
|
|
10961 /*
|
|
|
10962 * Get some space for a temporary buffer to do the substitution
|
|
|
10963 * into. It will contain:
|
|
|
10964 * - The text up to where the match is.
|
|
|
10965 * - The substituted text.
|
|
|
10966 * - The text after the match.
|
|
|
10967 */
|
|
|
10968 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
10969 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
10970 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
10971 {
|
|
|
10972 ga_clear(&ga);
|
|
|
10973 break;
|
|
|
10974 }
|
|
|
10975
|
|
|
10976 /* copy the text up to where the match is */
|
|
|
10977 i = (int)(regmatch.startp[0] - tail);
|
|
|
10978 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
10979 /* add the substituted text */
|
|
|
10980 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
10981 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
10982 ga.ga_len += i + sublen - 1;
|
|
|
10983 ga.ga_room -= i + sublen - 1;
|
|
|
10984 /* avoid getting stuck on a match with an empty string */
|
|
|
10985 if (tail == regmatch.endp[0])
|
|
|
10986 {
|
|
|
10987 if (*tail == NUL)
|
|
|
10988 break;
|
|
|
10989 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
10990 ++ga.ga_len;
|
|
|
10991 --ga.ga_room;
|
|
|
10992 }
|
|
|
10993 else
|
|
|
10994 {
|
|
|
10995 tail = regmatch.endp[0];
|
|
|
10996 if (*tail == NUL)
|
|
|
10997 break;
|
|
|
10998 }
|
|
|
10999 if (!do_all)
|
|
|
11000 break;
|
|
|
11001 }
|
|
|
11002
|
|
|
11003 if (ga.ga_data != NULL)
|
|
|
11004 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
11005
|
|
|
11006 vim_free(regmatch.regprog);
|
|
|
11007 }
|
|
|
11008
|
|
|
11009 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
11010 ga_clear(&ga);
|
|
|
11011 p_cpo = save_cpo;
|
|
|
11012
|
|
|
11013 return ret;
|
|
|
11014 }
|
|
|
11015
|
|
|
11016 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
