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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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56
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40 * Structure to hold an internal variable without a name.
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41 */
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42 typedef struct
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43 {
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44 char v_type; /* see below: VAR_NUMBER, VAR_STRING, etc. */
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45 union
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46 {
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47 varnumber_T v_number; /* number value */
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48 char_u *v_string; /* string value (can be NULL!) */
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49 struct listvar_S *v_list; /* list value (can be NULL!) */
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50 } vval;
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51 } typeval;
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52
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53 /* Values for "v_type". */
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54 #define VAR_UNKNOWN 0
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55 #define VAR_NUMBER 1 /* "v_number" is used */
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56 #define VAR_STRING 2 /* "v_string" is used */
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57 #define VAR_FUNC 3 /* "v_string" is function name */
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58 #define VAR_LIST 4 /* "v_list" is used */
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59
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60 /*
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61 * Structure to hold an internal variable with a name.
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62 * The "tv" must come first, so that this can be used as a "typeval" as well.
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7
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63 */
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64 typedef struct
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65 {
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56
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66 typeval tv; /* type and value of the variable */
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67 char_u *v_name; /* name of variable */
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7
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68 } var;
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69
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70 typedef var * VAR;
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71
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72 /*
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56
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73 * Structure to hold an item of a list: an internal variable without a name.
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74 */
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75 struct listitem_S
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76 {
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77 struct listitem_S *li_next; /* next item in list */
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78 struct listitem_S *li_prev; /* previous item in list */
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79 typeval li_tv; /* type and value of the variable */
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80 };
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81
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82 typedef struct listitem_S listitem;
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83
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84 /*
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85 * Structure to hold the info about a list.
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86 */
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87 struct listvar_S
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88 {
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89 int lv_refcount; /* reference count */
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90 listitem *lv_first; /* first item, NULL if none */
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91 listitem *lv_last; /* last item, NULL if none */
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92 };
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93
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94 typedef struct listvar_S listvar;
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95
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96 #define VAR_LIST_MAXNEST 100 /* maximum nesting of lists */
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97 static char_u *e_listidx = (char_u *)N_("E999: list index out of range: %ld");
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98
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99 /*
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7
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100 * All user-defined global variables are stored in "variables".
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101 */
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102 garray_T variables = {0, 0, sizeof(var), 4, NULL};
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103
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104 /*
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105 * Array to hold an array with variables local to each sourced script.
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106 */
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107 static garray_T ga_scripts = {0, 0, sizeof(garray_T), 4, NULL};
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108 #define SCRIPT_VARS(id) (((garray_T *)ga_scripts.ga_data)[(id) - 1])
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109
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110
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111 #define VAR_ENTRY(idx) (((VAR)(variables.ga_data))[idx])
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112 #define VAR_GAP_ENTRY(idx, gap) (((VAR)(gap->ga_data))[idx])
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113 #define BVAR_ENTRY(idx) (((VAR)(curbuf->b_vars.ga_data))[idx])
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114 #define WVAR_ENTRY(idx) (((VAR)(curwin->w_vars.ga_data))[idx])
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115
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116 static int echo_attr = 0; /* attributes used for ":echo" */
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117
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118 /*
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119 * Structure to hold info for a user function.
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120 */
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121 typedef struct ufunc ufunc_T;
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122
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123 struct ufunc
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124 {
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125 ufunc_T *next; /* next function in list */
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126 char_u *name; /* name of function; can start with <SNR>123_
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127 (<SNR> is K_SPECIAL KS_EXTRA KE_SNR) */
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128 int varargs; /* variable nr of arguments */
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129 int flags;
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130 int calls; /* nr of active calls */
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131 garray_T args; /* arguments */
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132 garray_T lines; /* function lines */
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133 scid_T script_ID; /* ID of script where function was defined,
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134 used for s: variables */
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135 };
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136
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137 /* function flags */
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138 #define FC_ABORT 1 /* abort function on error */
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139 #define FC_RANGE 2 /* function accepts range */
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140
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141 /*
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142 * All user-defined functions are found in the forward-linked function list.
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143 * The first function is pointed at by firstfunc.
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144 */
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145 ufunc_T *firstfunc = NULL;
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146
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147 #define FUNCARG(fp, j) ((char_u **)(fp->args.ga_data))[j]
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148 #define FUNCLINE(fp, j) ((char_u **)(fp->lines.ga_data))[j]
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149
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150 /* structure to hold info for a function that is currently being executed. */
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151 struct funccall
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152 {
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153 ufunc_T *func; /* function being called */
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154 int linenr; /* next line to be executed */
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155 int returned; /* ":return" used */
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156 int argcount; /* nr of arguments */
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56
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157 typeval *argvars; /* arguments */
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158 var a0_var; /* "a:0" variable */
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159 var firstline; /* "a:firstline" variable */
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160 var lastline; /* "a:lastline" variable */
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161 garray_T l_vars; /* local function variables */
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56
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162 typeval *retvar; /* return value variable */
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163 linenr_T breakpoint; /* next line with breakpoint or zero */
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164 int dbg_tick; /* debug_tick when breakpoint was set */
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165 int level; /* top nesting level of executed function */
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166 };
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167
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168 /*
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169 * Return the name of the executed function.
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170 */
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171 char_u *
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172 func_name(cookie)
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173 void *cookie;
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174 {
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175 return ((struct funccall *)cookie)->func->name;
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176 }
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177
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178 /*
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179 * Return the address holding the next breakpoint line for a funccall cookie.
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180 */
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181 linenr_T *
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182 func_breakpoint(cookie)
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183 void *cookie;
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184 {
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185 return &((struct funccall *)cookie)->breakpoint;
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186 }
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187
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188 /*
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189 * Return the address holding the debug tick for a funccall cookie.
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190 */
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191 int *
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192 func_dbg_tick(cookie)
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193 void *cookie;
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194 {
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195 return &((struct funccall *)cookie)->dbg_tick;
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196 }
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197
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198 /*
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199 * Return the nesting level for a funccall cookie.
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200 */
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201 int
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202 func_level(cookie)
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203 void *cookie;
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204 {
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205 return ((struct funccall *)cookie)->level;
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206 }
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207
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208 /* pointer to funccal for currently active function */
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209 struct funccall *current_funccal = NULL;
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210
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211 /*
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212 * Return TRUE when a function was ended by a ":return" command.
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213 */
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214 int
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215 current_func_returned()
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216 {
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217 return current_funccal->returned;
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218 }
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219
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220
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221 /*
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222 * Array to hold the value of v: variables.
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223 */
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224 #include "version.h"
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225
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226 /* values for flags: */
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29
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227 #define VV_COMPAT 1 /* compatible, also used without "v:" */
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228 #define VV_RO 2 /* read-only */
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229 #define VV_RO_SBX 4 /* read-only in the sandbox*/
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7
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230
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231 struct vimvar
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232 {
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233 char *name; /* name of variable, without v: */
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234 int len; /* length of name */
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235 char_u *val; /* current value (can also be a number!) */
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236 char type; /* VAR_NUMBER or VAR_STRING */
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29
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237 char flags; /* VV_COMPAT, VV_RO, VV_RO_SBX */
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7
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238 } vimvars[VV_LEN] =
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239 { /* The order here must match the VV_ defines in vim.h! */
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240 {"count", sizeof("count") - 1, NULL, VAR_NUMBER, VV_COMPAT+VV_RO},
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241 {"count1", sizeof("count1") - 1, NULL, VAR_NUMBER, VV_RO},
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242 {"prevcount", sizeof("prevcount") - 1, NULL, VAR_NUMBER, VV_RO},
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243 {"errmsg", sizeof("errmsg") - 1, NULL, VAR_STRING, VV_COMPAT},
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244 {"warningmsg", sizeof("warningmsg") - 1, NULL, VAR_STRING, 0},
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245 {"statusmsg", sizeof("statusmsg") - 1, NULL, VAR_STRING, 0},
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246 {"shell_error", sizeof("shell_error") - 1, NULL, VAR_NUMBER,
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247 VV_COMPAT+VV_RO},
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248 {"this_session", sizeof("this_session") - 1, NULL, VAR_STRING, VV_COMPAT},
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249 {"version", sizeof("version") - 1, (char_u *)VIM_VERSION_100,
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250 VAR_NUMBER, VV_COMPAT+VV_RO},
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29
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251 {"lnum", sizeof("lnum") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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252 {"termresponse", sizeof("termresponse") - 1, NULL, VAR_STRING, VV_RO},
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253 {"fname", sizeof("fname") - 1, NULL, VAR_STRING, VV_RO},
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254 {"lang", sizeof("lang") - 1, NULL, VAR_STRING, VV_RO},
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255 {"lc_time", sizeof("lc_time") - 1, NULL, VAR_STRING, VV_RO},
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256 {"ctype", sizeof("ctype") - 1, NULL, VAR_STRING, VV_RO},
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257 {"charconvert_from", sizeof("charconvert_from") - 1, NULL, VAR_STRING, VV_RO},
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258 {"charconvert_to", sizeof("charconvert_to") - 1, NULL, VAR_STRING, VV_RO},
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259 {"fname_in", sizeof("fname_in") - 1, NULL, VAR_STRING, VV_RO},
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260 {"fname_out", sizeof("fname_out") - 1, NULL, VAR_STRING, VV_RO},
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261 {"fname_new", sizeof("fname_new") - 1, NULL, VAR_STRING, VV_RO},
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262 {"fname_diff", sizeof("fname_diff") - 1, NULL, VAR_STRING, VV_RO},
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263 {"cmdarg", sizeof("cmdarg") - 1, NULL, VAR_STRING, VV_RO},
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29
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264 {"foldstart", sizeof("foldstart") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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265 {"foldend", sizeof("foldend") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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266 {"folddashes", sizeof("folddashes") - 1, NULL, VAR_STRING, VV_RO_SBX},
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267 {"foldlevel", sizeof("foldlevel") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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268 {"progname", sizeof("progname") - 1, NULL, VAR_STRING, VV_RO},
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269 {"servername", sizeof("servername") - 1, NULL, VAR_STRING, VV_RO},
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270 {"dying", sizeof("dying") - 1, NULL, VAR_NUMBER, VV_RO},
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271 {"exception", sizeof("exception") - 1, NULL, VAR_STRING, VV_RO},
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272 {"throwpoint", sizeof("throwpoint") - 1, NULL, VAR_STRING, VV_RO},
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273 {"register", sizeof("register") - 1, NULL, VAR_STRING, VV_RO},
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274 {"cmdbang", sizeof("cmdbang") - 1, NULL, VAR_NUMBER, VV_RO},
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275 {"insertmode", sizeof("insertmode") - 1, NULL, VAR_STRING, VV_RO},
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7
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276 };
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277
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278 static int eval0 __ARGS((char_u *arg, VAR retvar, char_u **nextcmd, int evaluate));
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56
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279 static int eval1 __ARGS((char_u **arg, typeval *retvar, int evaluate));
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280 static int eval2 __ARGS((char_u **arg, typeval *retvar, int evaluate));
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281 static int eval3 __ARGS((char_u **arg, typeval *retvar, int evaluate));
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282 static int eval4 __ARGS((char_u **arg, typeval *retvar, int evaluate));
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283 static int eval5 __ARGS((char_u **arg, typeval *retvar, int evaluate));
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284 static int eval6 __ARGS((char_u **arg, typeval *retvar, int evaluate));
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285 static int eval7 __ARGS((char_u **arg, typeval *retvar, int evaluate));
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286 static int eval_index __ARGS((char_u **arg, typeval *retvar, int evaluate));
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287 static int get_option_vartv __ARGS((char_u **arg, typeval *retvar, int evaluate));
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288 static int get_string_vartv __ARGS((char_u **arg, typeval *retvar, int evaluate));
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289 static int get_lit_string_vartv __ARGS((char_u **arg, typeval *retvar, int evaluate));
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290 static int get_list_vartv __ARGS((char_u **arg, typeval *retvar, int evaluate));
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291 static listvar *list_alloc __ARGS((void));
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292 static void list_unref __ARGS((listvar *l));
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293 static void list_free __ARGS((listvar *l));
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294 static listitem *listitem_alloc __ARGS((void));
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295 static void listitem_free __ARGS((listitem *item));
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296 static long list_len __ARGS((listvar *l));
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297 static listitem *list_find __ARGS((listvar *l, long n));
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298 static void list_append __ARGS((listvar *l, listitem *item));
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299 static int list_append_tv __ARGS((listvar *l, typeval *tv));
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300 static listvar *list_copy __ARGS((listvar *orig, int deep));
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301 static listitem *list_getrem __ARGS((listvar *l, long n));
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302 static char_u *list2string __ARGS((typeval *tv));
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303 static char_u *tv2string __ARGS((typeval *tv, char_u **tofree));
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304 static int get_env_vartv __ARGS((char_u **arg, typeval *retvar, int evaluate));
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7
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305 static int find_internal_func __ARGS((char_u *name));
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56
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306 static char_u *deref_func_name __ARGS((char_u *name, int *lenp));
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307 static int get_func_vartv __ARGS((char_u *name, int len, typeval *retvar, char_u **arg, linenr_T firstline, linenr_T lastline, int *doesrange, int evaluate));
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308 static int call_func __ARGS((char_u *name, int len, typeval *retvar, int argcount, typeval *argvars, linenr_T firstline, linenr_T lastline, int *doesrange, int evaluate));
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309 static void f_append __ARGS((typeval *argvars, typeval *retvar));
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310 static void f_argc __ARGS((typeval *argvars, typeval *retvar));
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311 static void f_argidx __ARGS((typeval *argvars, typeval *retvar));
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312 static void f_argv __ARGS((typeval *argvars, typeval *retvar));
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313 static void f_browse __ARGS((typeval *argvars, typeval *retvar));
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314 static void f_browsedir __ARGS((typeval *argvars, typeval *retvar));
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315 static buf_T *find_buffer __ARGS((typeval *avar));
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316 static void f_bufexists __ARGS((typeval *argvars, typeval *retvar));
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317 static void f_buflisted __ARGS((typeval *argvars, typeval *retvar));
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318 static void f_bufloaded __ARGS((typeval *argvars, typeval *retvar));
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319 static buf_T *get_buf_vartv __ARGS((typeval *avar));
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320 static void f_bufname __ARGS((typeval *argvars, typeval *retvar));
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321 static void f_bufnr __ARGS((typeval *argvars, typeval *retvar));
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322 static void f_bufwinnr __ARGS((typeval *argvars, typeval *retvar));
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323 static void f_byte2line __ARGS((typeval *argvars, typeval *retvar));
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324 static void f_byteidx __ARGS((typeval *argvars, typeval *retvar));
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325 static void f_char2nr __ARGS((typeval *argvars, typeval *retvar));
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326 static void f_cindent __ARGS((typeval *argvars, typeval *retvar));
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327 static void f_col __ARGS((typeval *argvars, typeval *retvar));
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328 static void f_confirm __ARGS((typeval *argvars, typeval *retvar));
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329 static void f_copy __ARGS((typeval *argvars, typeval *retvar));
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330 static void f_cscope_connection __ARGS((typeval *argvars, typeval *retvar));
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331 static void f_cursor __ARGS((typeval *argsvars, typeval *retvar));
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332 static void f_deepcopy __ARGS((typeval *argvars, typeval *retvar));
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333 static void f_delete __ARGS((typeval *argvars, typeval *retvar));
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334 static void f_did_filetype __ARGS((typeval *argvars, typeval *retvar));
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335 static void f_diff_filler __ARGS((typeval *argvars, typeval *retvar));
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336 static void f_diff_hlID __ARGS((typeval *argvars, typeval *retvar));
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337 static void f_escape __ARGS((typeval *argvars, typeval *retvar));
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338 static void f_eventhandler __ARGS((typeval *argvars, typeval *retvar));
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339 static void f_executable __ARGS((typeval *argvars, typeval *retvar));
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340 static void f_exists __ARGS((typeval *argvars, typeval *retvar));
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341 static void f_expand __ARGS((typeval *argvars, typeval *retvar));
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342 static void f_filereadable __ARGS((typeval *argvars, typeval *retvar));
|
|
|
343 static void f_filewritable __ARGS((typeval *argvars, typeval *retvar));
|
|
|
344 static void f_finddir __ARGS((typeval *argvars, typeval *retvar));
|
|
|
345 static void f_findfile __ARGS((typeval *argvars, typeval *retvar));
|
|
|
346 static void f_findfilendir __ARGS((typeval *argvars, typeval *retvar, int dir));
|
|
|
347 static void f_fnamemodify __ARGS((typeval *argvars, typeval *retvar));
|
|
|
348 static void f_foldclosed __ARGS((typeval *argvars, typeval *retvar));
|
|
|
349 static void f_foldclosedend __ARGS((typeval *argvars, typeval *retvar));
|
|
|
350 static void foldclosed_both __ARGS((typeval *argvars, typeval *retvar, int end));
|
|
|
351 static void f_foldlevel __ARGS((typeval *argvars, typeval *retvar));
|
|
|
352 static void f_foldtext __ARGS((typeval *argvars, typeval *retvar));
|
|
|
353 static void f_foldtextresult __ARGS((typeval *argvars, typeval *retvar));
|
|
|
354 static void f_foreground __ARGS((typeval *argvars, typeval *retvar));
|
|
|
355 static void f_function __ARGS((typeval *argvars, typeval *retvar));
|
|
|
356 static void f_getbufvar __ARGS((typeval *argvars, typeval *retvar));
|
|
|
357 static void f_getchar __ARGS((typeval *argvars, typeval *retvar));
|
|
|
358 static void f_getcharmod __ARGS((typeval *argvars, typeval *retvar));
|
|
|
359 static void f_getcmdline __ARGS((typeval *argvars, typeval *retvar));
|
|
|
360 static void f_getcmdpos __ARGS((typeval *argvars, typeval *retvar));
|
|
|
361 static void f_getcwd __ARGS((typeval *argvars, typeval *retvar));
|
|
|
362 static void f_getfontname __ARGS((typeval *argvars, typeval *retvar));
|
|
|
363 static void f_getfperm __ARGS((typeval *argvars, typeval *retvar));
|
|
|
364 static void f_getfsize __ARGS((typeval *argvars, typeval *retvar));
|
|
|
365 static void f_getftime __ARGS((typeval *argvars, typeval *retvar));
|
|
|
366 static void f_getftype __ARGS((typeval *argvars, typeval *retvar));
|
|
|
367 static void f_getline __ARGS((typeval *argvars, typeval *retvar));
|
|
|
368 static void f_getreg __ARGS((typeval *argvars, typeval *retvar));
|
|
|
369 static void f_getregtype __ARGS((typeval *argvars, typeval *retvar));
|
|
|
370 static void f_getwinposx __ARGS((typeval *argvars, typeval *retvar));
|
|
|
371 static void f_getwinposy __ARGS((typeval *argvars, typeval *retvar));
|
|
|
372 static void f_getwinvar __ARGS((typeval *argvars, typeval *retvar));
|
|
|
373 static void f_glob __ARGS((typeval *argvars, typeval *retvar));
|
|
|
374 static void f_globpath __ARGS((typeval *argvars, typeval *retvar));
|
|
|
375 static void f_has __ARGS((typeval *argvars, typeval *retvar));
|
|
|
376 static void f_hasmapto __ARGS((typeval *argvars, typeval *retvar));
|
|
|
377 static void f_histadd __ARGS((typeval *argvars, typeval *retvar));
|
|
|
378 static void f_histdel __ARGS((typeval *argvars, typeval *retvar));
|
|
|
379 static void f_histget __ARGS((typeval *argvars, typeval *retvar));
|
|
|
380 static void f_histnr __ARGS((typeval *argvars, typeval *retvar));
|
|
|
381 static void f_hlexists __ARGS((typeval *argvars, typeval *retvar));
|
|
|
382 static void f_hlID __ARGS((typeval *argvars, typeval *retvar));
|
|
|
383 static void f_hostname __ARGS((typeval *argvars, typeval *retvar));
|
|
|
384 static void f_iconv __ARGS((typeval *argvars, typeval *retvar));
|
|
|
385 static void f_indent __ARGS((typeval *argvars, typeval *retvar));
|
|
|
386 static void f_insert __ARGS((typeval *argvars, typeval *retvar));
|
|
|
387 static void f_isdirectory __ARGS((typeval *argvars, typeval *retvar));
|
|
|
388 static void f_input __ARGS((typeval *argvars, typeval *retvar));
|
|
|
389 static void f_inputdialog __ARGS((typeval *argvars, typeval *retvar));
|
|
|
390 static void f_inputrestore __ARGS((typeval *argvars, typeval *retvar));
|
|
|
391 static void f_inputsave __ARGS((typeval *argvars, typeval *retvar));
|
|
|
392 static void f_inputsecret __ARGS((typeval *argvars, typeval *retvar));
|
|
|
393 static void f_last_buffer_nr __ARGS((typeval *argvars, typeval *retvar));
|
|
|
394 static void f_len __ARGS((typeval *argvars, typeval *retvar));
|
|
|
395 static void f_libcall __ARGS((typeval *argvars, typeval *retvar));
|
|
|
396 static void f_libcallnr __ARGS((typeval *argvars, typeval *retvar));
|
|
|
397 static void libcall_common __ARGS((typeval *argvars, typeval *retvar, int type));
|
|
|
398 static void f_line __ARGS((typeval *argvars, typeval *retvar));
|
|
|
399 static void f_line2byte __ARGS((typeval *argvars, typeval *retvar));
|
|
|
400 static void f_lispindent __ARGS((typeval *argvars, typeval *retvar));
|
|
|
401 static void f_localtime __ARGS((typeval *argvars, typeval *retvar));
|
|
|
402 static void f_maparg __ARGS((typeval *argvars, typeval *retvar));
|
|
|
403 static void f_mapcheck __ARGS((typeval *argvars, typeval *retvar));
|
|
|
404 static void get_maparg __ARGS((typeval *argvars, typeval *retvar, int exact));
|
|
|
405 static void f_match __ARGS((typeval *argvars, typeval *retvar));
|
|
|
406 static void f_matchend __ARGS((typeval *argvars, typeval *retvar));
|
|
|
407 static void f_matchstr __ARGS((typeval *argvars, typeval *retvar));
|
|
|
408 static void f_mode __ARGS((typeval *argvars, typeval *retvar));
|
|
|
409 static void f_nextnonblank __ARGS((typeval *argvars, typeval *retvar));
|
|
|
410 static void f_nr2char __ARGS((typeval *argvars, typeval *retvar));
|
|
|
411 static void f_prevnonblank __ARGS((typeval *argvars, typeval *retvar));
|
|
|
412 static void f_setbufvar __ARGS((typeval *argvars, typeval *retvar));
|
|
|
413 static void f_setcmdpos __ARGS((typeval *argvars, typeval *retvar));
|
|
|
414 static void f_setwinvar __ARGS((typeval *argvars, typeval *retvar));
|
|
|
415 static void f_remove __ARGS((typeval *argvars, typeval *retvar));
|
|
|
416 static void f_rename __ARGS((typeval *argvars, typeval *retvar));
|
|
|
417 static void f_resolve __ARGS((typeval *argvars, typeval *retvar));
|
|
|
418 static void f_search __ARGS((typeval *argvars, typeval *retvar));
|
|
|
419 static void f_searchpair __ARGS((typeval *argvars, typeval *retvar));
|
|
|
420 static int get_search_arg __ARGS((typeval *varp, int *flagsp));
|
|
|
421 static void f_remote_expr __ARGS((typeval *argvars, typeval *retvar));
|
|
|
422 static void f_remote_foreground __ARGS((typeval *argvars, typeval *retvar));
|
|
|
423 static void f_remote_peek __ARGS((typeval *argvars, typeval *retvar));
|
|
|
424 static void f_remote_read __ARGS((typeval *argvars, typeval *retvar));
|
|
|
425 static void f_remote_send __ARGS((typeval *argvars, typeval *retvar));
|
|
|
426 static void f_repeat __ARGS((typeval *argvars, typeval *retvar));
|
|
|
427 static void f_server2client __ARGS((typeval *argvars, typeval *retvar));
|
|
|
428 static void f_serverlist __ARGS((typeval *argvars, typeval *retvar));
|
|
|
429 static void f_setline __ARGS((typeval *argvars, typeval *retvar));
|
|
|
430 static void f_setreg __ARGS((typeval *argvars, typeval *retvar));
|
|
|
431 static void f_simplify __ARGS((typeval *argvars, typeval *retvar));
|
|
|
432 static void find_some_match __ARGS((typeval *argvars, typeval *retvar, int start));
|
|
|
433 static void f_strftime __ARGS((typeval *argvars, typeval *retvar));
|
|
|
434 static void f_stridx __ARGS((typeval *argvars, typeval *retvar));
|
|
|
435 static void f_string __ARGS((typeval *argvars, typeval *retvar));
|
|
|
436 static void f_strlen __ARGS((typeval *argvars, typeval *retvar));
|
|
|
437 static void f_strpart __ARGS((typeval *argvars, typeval *retvar));
|
|
|
438 static void f_strridx __ARGS((typeval *argvars, typeval *retvar));
|
|
|
439 static void f_strtrans __ARGS((typeval *argvars, typeval *retvar));
|
|
|
440 static void f_synID __ARGS((typeval *argvars, typeval *retvar));
|
|
|
441 static void f_synIDattr __ARGS((typeval *argvars, typeval *retvar));
|
|
|
442 static void f_synIDtrans __ARGS((typeval *argvars, typeval *retvar));
|
|
|
443 static void f_system __ARGS((typeval *argvars, typeval *retvar));
|
|
|
444 static void f_submatch __ARGS((typeval *argvars, typeval *retvar));
|
|
|
445 static void f_substitute __ARGS((typeval *argvars, typeval *retvar));
|
|
|
446 static void f_tempname __ARGS((typeval *argvars, typeval *retvar));
|
|
|
447 static void f_tolower __ARGS((typeval *argvars, typeval *retvar));
|
|
|
448 static void f_toupper __ARGS((typeval *argvars, typeval *retvar));
|
|
|
449 static void f_tr __ARGS((typeval *argvars, typeval *retvar));
|
|
|
450 static void f_type __ARGS((typeval *argvars, typeval *retvar));
|
|
|
451 static void f_virtcol __ARGS((typeval *argvars, typeval *retvar));
|
|
|
452 static void f_visualmode __ARGS((typeval *argvars, typeval *retvar));
|
|
|
453 static void f_winbufnr __ARGS((typeval *argvars, typeval *retvar));
|
|
|
454 static void f_wincol __ARGS((typeval *argvars, typeval *retvar));
|
|
|
455 static void f_winheight __ARGS((typeval *argvars, typeval *retvar));
|
|
|
456 static void f_winline __ARGS((typeval *argvars, typeval *retvar));
|
|
|
457 static void f_winnr __ARGS((typeval *argvars, typeval *retvar));
|
|
|
458 static void f_winrestcmd __ARGS((typeval *argvars, typeval *retvar));
|
|
|
459 static void f_winwidth __ARGS((typeval *argvars, typeval *retvar));
|
|
|
460 static win_T *find_win_by_nr __ARGS((typeval *vp));
|
|
|
461 static pos_T *var2fpos __ARGS((typeval *varp, int lnum));
|
|
7
|
462 static int get_env_len __ARGS((char_u **arg));
|
|
|
463 static int get_id_len __ARGS((char_u **arg));
|
|
|
464 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
|
465 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end));
|
|
|
466 static int eval_isnamec __ARGS((int c));
|
|
|
467 static int find_vim_var __ARGS((char_u *name, int len));
|
|
56
|
468 static int get_var_vartv __ARGS((char_u *name, int len, typeval *retvar));
|
|
7
|
469 static VAR alloc_var __ARGS((void));
|
|
56
|
470 static typeval *alloc_vartv __ARGS((void));
|
|
|
471 static typeval *alloc_string_vartv __ARGS((char_u *string));
|
|
|
472 static void free_vartv __ARGS((typeval *varp));
|
|
|
473 static void clear_vartv __ARGS((typeval *varp));
|
|
|
474 static long get_vartv_number __ARGS((typeval *varp));
|
|
|
475 static linenr_T get_vartv_lnum __ARGS((typeval *argvars));
|
|
|
476 static char_u *get_vartv_string __ARGS((typeval *varp));
|
|
|
477 static char_u *get_vartv_string_buf __ARGS((typeval *varp, char_u *buf));
|
|
7
|
478 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
479 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
480 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
56
|
481 static void clear_var __ARGS((VAR v));
|
|
7
|
482 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
483 static void list_vim_var __ARGS((int i));
|
|
|
484 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
56
|
485 static void set_var __ARGS((char_u *name, typeval *varp, int copy));
|
|
|
486 static void copy_vartv __ARGS((typeval *from, typeval *to));
|
|
7
|
487 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
488 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
489 static int eval_fname_script __ARGS((char_u *p));
|
|
|
490 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
491 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
492 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
493 static ufunc_T *find_func __ARGS((char_u *name));
|
|
56
|
494 static int function_exists __ARGS((char_u *name));
|
|
|
495 static void call_user_func __ARGS((ufunc_T *fp, int argcount, typeval *argvars, typeval *retvar, linenr_T firstline, linenr_T lastline));
|
|
|
496
|
|
|
497 #define get_var_string(p) get_vartv_string(&(p)->tv)
|
|
|
498 #define get_var_string_buf(p, b) get_vartv_string_buf(&(p)->tv, (b))
|
|
|
499 #define get_var_number(p) get_vartv_number(&((p)->tv))
|
|
7
|
500
|
|
|
501 /* Magic braces are always enabled, otherwise Vim scripts would not be
|
|
|
502 * portable. */
|
|
|
503 #define FEAT_MAGIC_BRACES
|
|
|
504
|
|
|
505 #ifdef FEAT_MAGIC_BRACES
|
|
|
506 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
|
507 #endif
|
|
|
508
|
|
|
509 /*
|
|
|
510 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
511 * not already exist.
|
|
|
512 */
|
|
|
513 void
|
|
|
514 set_internal_string_var(name, value)
|
|
|
515 char_u *name;
|
|
|
516 char_u *value;
|
|
|
517 {
|
|
56
|
518 char_u *val;
|
|
|
519 typeval *tvp;
|
|
7
|
520
|
|
|
521 val = vim_strsave(value);
|
|
|
522 if (val != NULL)
|
|
|
523 {
|
|
56
|
524 tvp = alloc_string_vartv(val);
|
|
|
525 if (tvp != NULL)
|
|
|
526 {
|
|
|
527 set_var(name, tvp, FALSE);
|
|
|
528 free_vartv(tvp);
|
|
7
|
529 }
|
|
|
530 }
|
|
|
531 }
|
|
|
532
|
|
|
533 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
534 int
|
|
|
535 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
536 char_u *enc_from;
|
|
|
537 char_u *enc_to;
|
|
|
538 char_u *fname_from;
|
|
|
539 char_u *fname_to;
|
|
|
540 {
|
|
|
541 int err = FALSE;
|
|
|
542
|
|
|
543 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
544 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
545 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
546 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
547 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
548 err = TRUE;
|
|
|
549 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
550 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
551 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
552 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
553
|
|
|
554 if (err)
|
|
|
555 return FAIL;
|
|
|
556 return OK;
|
|
|
557 }
|
|
|
558 # endif
|
|
|
559
|
|
|
560 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
561 int
|
|
|
562 eval_printexpr(fname, args)
|
|
|
563 char_u *fname;
|
|
|
564 char_u *args;
|
|
|
565 {
|
|
|
566 int err = FALSE;
|
|
|
567
|
|
|
568 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
569 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
570 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
571 err = TRUE;
|
|
|
572 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
573 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
574
|
|
|
575 if (err)
|
|
|
576 {
|
|
|
577 mch_remove(fname);
|
|
|
578 return FAIL;
|
|
|
579 }
|
|
|
580 return OK;
|
|
|
581 }
|
|
|
582 # endif
|
|
|
583
|
|
|
584 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
585 void
|
|
|
586 eval_diff(origfile, newfile, outfile)
|
|
|
587 char_u *origfile;
|
|
|
588 char_u *newfile;
|
|
|
589 char_u *outfile;
|
|
|
590 {
|
|
|
591 int err = FALSE;
|
|
|
592
|
|
|
593 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
594 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
595 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
596 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
597 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
598 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
599 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
600 }
|
|
|
601
|
|
|
602 void
|
|
|
603 eval_patch(origfile, difffile, outfile)
|
|
|
604 char_u *origfile;
|
|
|
605 char_u *difffile;
|
|
|
606 char_u *outfile;
|
|
|
607 {
|
|
|
608 int err;
|
|
|
609
|
|
|
610 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
611 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
612 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
613 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
614 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
615 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
616 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
617 }
|
|
|
618 # endif
|
|
|
619
|
|
|
620 /*
|
|
|
621 * Top level evaluation function, returning a boolean.
|
|
|
622 * Sets "error" to TRUE if there was an error.
|
|
|
623 * Return TRUE or FALSE.
|
|
|
624 */
|
|
|
625 int
|
|
|
626 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
627 char_u *arg;
|
|
|
628 int *error;
|
|
|
629 char_u **nextcmd;
|
|
|
630 int skip; /* only parse, don't execute */
|
|
|
631 {
|
|
|
632 var retvar;
|
|
|
633 int retval = FALSE;
|
|
|
634
|
|
|
635 if (skip)
|
|
|
636 ++emsg_skip;
|
|
|
637 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL)
|
|
|
638 {
|
|
|
639 *error = TRUE;
|
|
|
640 }
|
|
|
641 else
|
|
|
642 {
|
|
|
643 *error = FALSE;
|
|
|
644 if (!skip)
|
|
|
645 {
|
|
|
646 retval = (get_var_number(&retvar) != 0);
|
|
56
|
647 clear_vartv(&retvar.tv);
|
|
7
|
648 }
|
|
|
649 }
|
|
|
650 if (skip)
|
|
|
651 --emsg_skip;
|
|
|
652
|
|
|
653 return retval;
|
|
|
654 }
|
|
|
655
|
|
|
656 /*
|
|
|
657 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
658 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
659 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
660 */
|
|
|
661 char_u *
|
|
|
662 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
663 char_u *arg;
|
|
|
664 char_u **nextcmd;
|
|
|
665 int skip; /* only parse, don't execute */
|
|
|
666 {
|
|
|
667 var retvar;
|
|
|
668 char_u *retval;
|
|
|
669
|
|
|
670 if (skip)
|
|
|
671 ++emsg_skip;
|
|
|
672 if (eval0(arg, &retvar, nextcmd, !skip) == FAIL || skip)
|
|
|
673 retval = NULL;
|
|
|
674 else
|
|
|
675 {
|
|
|
676 retval = vim_strsave(get_var_string(&retvar));
|
|
56
|
677 clear_vartv(&retvar.tv);
|
|
7
|
678 }
|
|
|
679 if (skip)
|
|
|
680 --emsg_skip;
|
|
|
681
|
|
|
682 return retval;
|
|
|
683 }
|
|
|
684
|
|
|
685 /*
|
|
9
|
686 * Skip over an expression at "*pp".
|
|
|
687 * Return FAIL for an error, OK otherwise.
|
|
|
688 */
|
|
|
689 int
|
|
|
690 skip_expr(pp)
|
|
|
691 char_u **pp;
|
|
|
692 {
|
|
56
|
693 typeval retvar;
|
|
9
|
694
|
|
|
695 *pp = skipwhite(*pp);
|
|
|
696 return eval1(pp, &retvar, FALSE);
|
|
|
697 }
|
|
|
698
|
|
|
699 /*
|
|
7
|
700 * Top level evaluation function, returning a string.
|
|
|
701 * Return pointer to allocated memory, or NULL for failure.
|
|
|
702 */
|
|
|
703 char_u *
|
|
|
704 eval_to_string(arg, nextcmd)
|
|
|
705 char_u *arg;
|
|
|
706 char_u **nextcmd;
|
|
|
707 {
|
|
|
708 var retvar;
|
|
|
709 char_u *retval;
|
|
|
710
|
|
|
711 if (eval0(arg, &retvar, nextcmd, TRUE) == FAIL)
|
|
|
712 retval = NULL;
|
|
|
713 else
|
|
|
714 {
|
|
|
715 retval = vim_strsave(get_var_string(&retvar));
|
|
56
|
716 clear_vartv(&retvar.tv);
|
|
7
|
717 }
|
|
|
718
|
|
|
719 return retval;
|
|
|
720 }
|
|
|
721
|
|
|
722 /*
|
|
|
723 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
724 */
|
|
|
725 char_u *
|
|
|
726 eval_to_string_safe(arg, nextcmd)
|
|
|
727 char_u *arg;
|
|
|
728 char_u **nextcmd;
|
|
|
729 {
|
|
|
730 char_u *retval;
|
|
|
731 void *save_funccalp;
|
|
|
732
|
|
|
733 save_funccalp = save_funccal();
|
|
|
734 ++sandbox;
|
|
|
735 retval = eval_to_string(arg, nextcmd);
|
|
|
736 --sandbox;
|
|
|
737 restore_funccal(save_funccalp);
|
|
|
738 return retval;
|
|
|
739 }
|
|
|
740
|
|
|
741 #if 0 /* not used */
|
|
|
742 /*
|
|
|
743 * Top level evaluation function, returning a string.
|
|
|
744 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
745 * Return pointer to allocated memory, or NULL for failure.
|
|
|
746 * Doesn't give error messages.
|
|
|
747 */
|
|
|
748 char_u *
|
|
|
749 eval_arg_to_string(arg)
|
|
|
750 char_u **arg;
|
|
|
751 {
|
|
56
|
752 typeval retvar;
|
|
7
|
753 char_u *retval;
|
|
|
754 int ret;
|
|
|
755
|
|
|
756 ++emsg_off;
|
|
|
757
|
|
|
758 ret = eval1(arg, &retvar, TRUE);
|
|
|
759 if (ret == FAIL)
|
|
|
760 retval = NULL;
|
|
|
761 else
|
|
|
762 {
|
|
56
|
763 retval = vim_strsave(get_vartv_string(&retvar));
|
|
|
764 clear_vartv(&retvar);
|
|
7
|
765 }
|
|
|
766
|
|
|
767 --emsg_off;
|
|
|
768
|
|
|
769 return retval;
|
|
|
770 }
|
|
|
771 #endif
|
|
|
772
|
|
|
773 /*
|
|
|
774 * Top level evaluation function, returning a number.
|
|
|
775 * Evaluates "expr" silently.
|
|
|
776 * Returns -1 for an error.
|
|
|
777 */
|
|
|
778 int
|
|
|
779 eval_to_number(expr)
|
|
|
780 char_u *expr;
|
|
|
781 {
|
|
56
|
782 typeval retvar;
|
|
7
|
783 int retval;
|
|
|
784 char_u *p = expr;
|
|
|
785
|
|
|
786 ++emsg_off;
|
|
|
787
|
|
|
788 if (eval1(&p, &retvar, TRUE) == FAIL)
|
|
|
789 retval = -1;
|
|
|
790 else
|
|
|
791 {
|
|
56
|
792 retval = get_vartv_number(&retvar);
|
|
|
793 clear_vartv(&retvar);
|
|
7
|
794 }
|
|
|
795 --emsg_off;
|
|
|
796
|
|
|
797 return retval;
|
|
|
798 }
|
|
|
799
|
|
|
800 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
801 /*
|
|
|
802 * Call some vimL function and return the result as a string
|
|
|
803 * Uses argv[argc] for the function arguments.
|
|
|
804 */
|
|
|
805 char_u *
|
|
|
806 call_vim_function(func, argc, argv, safe)
|
|
|
807 char_u *func;
|
|
|
808 int argc;
|
|
|
809 char_u **argv;
|
|
|
810 int safe; /* use the sandbox */
|
|
|
811 {
|
|
|
812 char_u *retval = NULL;
|
|
|
813 var retvar;
|
|
56
|
814 typeval *argvars;
|
|
7
|
815 long n;
|
|
|
816 int len;
|
|
|
817 int i;
|
|
|
818 int doesrange;
|
|
|
819 void *save_funccalp = NULL;
|
|
|
820
|
|
56
|
821 argvars = (typeval *)alloc((unsigned)(argc * sizeof(typeval)));
|
|
7
|
822 if (argvars == NULL)
|
|
|
823 return NULL;
|
|
|
824
|
|
|
825 for (i = 0; i < argc; i++)
|
|
|
826 {
|
|
12
|
827 /* Pass a NULL or empty argument as an empty string */
|
|
|
828 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
829 {
|
|
56
|
830 argvars[i].v_type = VAR_STRING;
|
|
|
831 argvars[i].vval.v_string = (char_u *)"";
|
|
12
|
832 continue;
|
|
|
833 }
|
|
|
834
|
|
7
|
835 /* Recognize a number argument, the others must be strings. */
|
|
|
836 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
837 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
838 {
|
|
56
|
839 argvars[i].v_type = VAR_NUMBER;
|
|
|
840 argvars[i].vval.v_number = n;
|
|
7
|
841 }
|
|
|
842 else
|
|
|
843 {
|
|
56
|
844 argvars[i].v_type = VAR_STRING;
|
|
|
845 argvars[i].vval.v_string = argv[i];
|
|
7
|
846 }
|
|
|
847 }
|
|
|
848
|
|
|
849 if (safe)
|
|
|
850 {
|
|
|
851 save_funccalp = save_funccal();
|
|
|
852 ++sandbox;
|
|
|
853 }
|
|
|
854
|
|
56
|
855 retvar.tv.v_type = VAR_UNKNOWN; /* clear_vartv() uses this */
|
|
|
856 if (call_func(func, (int)STRLEN(func), &retvar.tv, argc, argvars,
|
|
7
|
857 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
858 &doesrange, TRUE) == OK)
|
|
|
859 retval = vim_strsave(get_var_string(&retvar));
|
|
|
860
|
|
56
|
861 clear_vartv(&retvar.tv);
|
|
7
|
862 vim_free(argvars);
|
|
|
863
|
|
|
864 if (safe)
|
|
|
865 {
|
|
|
866 --sandbox;
|
|
|
867 restore_funccal(save_funccalp);
|
|
|
868 }
|
|
|
869 return retval;
|
|
|
870 }
|
|
|
871 #endif
|
|
|
872
|
|
|
873 /*
|
|
|
874 * Save the current function call pointer, and set it to NULL.
|
|
|
875 * Used when executing autocommands and for ":source".
|
|
|
876 */
|
|
|
877 void *
|
|
|
878 save_funccal()
|
|
|
879 {
|
|
|
880 struct funccall *fc;
|
|
|
881
|
|
|
882 fc = current_funccal;
|
|
|
883 current_funccal = NULL;
|
|
|
884 return (void *)fc;
|
|
|
885 }
|
|
|
886
|
|
|
887 void
|
|
|
888 restore_funccal(fc)
|
|
|
889 void *fc;
|
|
|
890 {
|
|
|
891 current_funccal = (struct funccall *)fc;
|
|
|
892 }
|
|
|
893
|
|
|
894 #ifdef FEAT_FOLDING
|
|
|
895 /*
|
|
|
896 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
897 * it in "*cp". Doesn't give error messages.
|
|
|
898 */
|
|
|
899 int
|
|
|
900 eval_foldexpr(arg, cp)
|
|
|
901 char_u *arg;
|
|
|
902 int *cp;
|
|
|
903 {
|
|
|
904 var retvar;
|
|
|
905 int retval;
|
|
|
906 char_u *s;
|
|
|
907
|
|
|
908 ++emsg_off;
|
|
|
909 ++sandbox;
|
|
|
910 *cp = NUL;
|
|
|
911 if (eval0(arg, &retvar, NULL, TRUE) == FAIL)
|
|
|
912 retval = 0;
|
|
|
913 else
|
|
|
914 {
|
|
|
915 /* If the result is a number, just return the number. */
|
|
56
|
916 if (retvar.tv.v_type == VAR_NUMBER)
|
|
|
917 retval = retvar.tv.vval.v_number;
|
|
|
918 else if (retvar.tv.v_type == VAR_UNKNOWN
|
|
|
919 || retvar.tv.vval.v_string == NULL)
|
|
7
|
920 retval = 0;
|
|
|
921 else
|
|
|
922 {
|
|
|
923 /* If the result is a string, check if there is a non-digit before
|
|
|
924 * the number. */
|
|
56
|
925 s = retvar.tv.vval.v_string;
|
|
7
|
926 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
927 *cp = *s++;
|
|
|
928 retval = atol((char *)s);
|
|
|
929 }
|
|
56
|
930 clear_vartv(&retvar.tv);
|
|
7
|
931 }
|
|
|
932 --emsg_off;
|
|
|
933 --sandbox;
|
|
|
934
|
|
|
935 return retval;
|
|
|
936 }
|
|
|
937 #endif
|
|
|
938
|
|
|
939 #ifdef FEAT_MAGIC_BRACES
|
|
|
940 /*
|
|
|
941 * Expands out the 'magic' {}'s in a variable/function name.
|
|
|
942 * Note that this can call itself recursively, to deal with
|
|
|
943 * constructs like foo{bar}{baz}{bam}
|
|
|
944 * The four pointer arguments point to "foo{expre}ss{ion}bar"
|
|
|
945 * "in_start" ^
|
|
|
946 * "expr_start" ^
|
|
|
947 * "expr_end" ^
|
|
|
948 * "in_end" ^
|
|
|
949 *
|
|
|
950 * Returns a new allocated string, which the caller must free.
|
|
|
951 * Returns NULL for failure.
|
|
|
952 */
|
|
|
953 static char_u *
|
|
|
954 make_expanded_name(in_start, expr_start, expr_end, in_end)
|
|
|
955 char_u *in_start;
|
|
|
956 char_u *expr_start;
|
|
|
957 char_u *expr_end;
|
|
|
958 char_u *in_end;
|
|
|
959 {
|
|
|
960 char_u c1;
|
|
|
961 char_u *retval = NULL;
|
|
|
962 char_u *temp_result;
|
|
|
963 char_u *nextcmd = NULL;
|
|
|
964
|
|
|
965 if (expr_end == NULL || in_end == NULL)
|
|
|
966 return NULL;
|
|
|
967 *expr_start = NUL;
|
|
|
968 *expr_end = NUL;
|
|
|
969 c1 = *in_end;
|
|
|
970 *in_end = NUL;
|
|
|
971
|
|
|
972 temp_result = eval_to_string(expr_start + 1, &nextcmd);
|
|
|
973 if (temp_result != NULL && nextcmd == NULL)
|
|
|
974 {
|
|
|
975 retval = alloc((unsigned)(STRLEN(temp_result) + (expr_start - in_start)
|
|
|
976 + (in_end - expr_end) + 1));
|
|
|
977
|
|
|
978 if (retval != NULL)
|
|
|
979 {
|
|
|
980 STRCPY(retval, in_start);
|
|
|
981 STRCAT(retval, temp_result);
|
|
|
982 STRCAT(retval, expr_end + 1);
|
|
|
983 }
|
|
|
984 }
|
|
|
985 vim_free(temp_result);
|
|
|
986
|
|
|
987 *in_end = c1; /* put char back for error messages */
|
|
|
988 *expr_start = '{';
|
|
|
989 *expr_end = '}';
|
|
|
990
|
|
|
991 if (retval != NULL)
|
|
|
992 {
|
|
|
993 temp_result = find_name_end(retval, &expr_start, &expr_end);
|
|
|
994 if (expr_start != NULL)
|
|
|
995 {
|
|
|
996 /* Further expansion! */
|
|
|
997 temp_result = make_expanded_name(retval, expr_start,
|
|
|
998 expr_end, temp_result);
|
|
|
999 vim_free(retval);
|
|
|
1000 retval = temp_result;
|
|
|
1001 }
|
|
|
1002 }
|
|
|
1003
|
|
|
1004 return retval;
|
|
|
1005
|
|
|
1006 }
|
|
|
1007 #endif /* FEAT_MAGIC_BRACES */
|
|
|
1008
|
|
|
1009 /*
|
|
|
1010 * ":let var = expr" assignment command.
|
|
|
1011 * ":let var" list one variable value
|
|
|
1012 * ":let" list all variable values
|
|
|
1013 */
|
|
|
1014 void
|
|
|
1015 ex_let(eap)
|
|
|
1016 exarg_T *eap;
|
|
|
1017 {
|
|
|
1018 char_u *arg = eap->arg;
|
|
|
1019 char_u *expr;
|
|
|
1020 char_u *name;
|
|
|
1021 VAR varp;
|
|
|
1022 var retvar;
|
|
|
1023 char_u *p;
|
|
|
1024 int c1 = 0, c2;
|
|
|
1025 int i;
|
|
|
1026 char_u *expr_start;
|
|
|
1027 char_u *expr_end;
|
|
|
1028 char_u *name_end;
|
|
|
1029
|
|
|
1030 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1031 expr = vim_strchr(name_end, '=');
|
|
|
1032 if (expr == NULL)
|
|
|
1033 {
|
|
|
1034 if (ends_excmd(*arg))
|
|
|
1035 {
|
|
|
1036 if (!eap->skip)
|
|
|
1037 {
|
|
|
1038 /*
|
|
|
1039 * List all variables.
|
|
|
1040 */
|
|
|
1041 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
56
|
1042 if (VAR_ENTRY(i).v_name != NULL)
|
|
7
|
1043 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
1044 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
56
|
1045 if (BVAR_ENTRY(i).v_name != NULL)
|
|
7
|
1046 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
1047 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
56
|
1048 if (WVAR_ENTRY(i).v_name != NULL)
|
|
7
|
1049 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
1050 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
1051 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
1052 list_vim_var(i);
|
|
|
1053 }
|
|
|
1054 }
|
|
|
1055 else
|
|
|
1056 {
|
|
|
1057 int error = FALSE;
|
|
|
1058
|
|
|
1059 /*
|
|
|
1060 * List variables.
|
|
|
1061 */
|
|
|
1062 while (!ends_excmd(*arg) && !got_int)
|
|
|
1063 {
|
|
|
1064 char_u *temp_string = NULL;
|
|
|
1065 int arg_len;
|
|
|
1066
|
|
|
1067 /* Find the end of the name. */
|
|
|
1068 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1069
|
|
|
1070 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1071 {
|
|
|
1072 emsg_severe = TRUE;
|
|
|
1073 EMSG(_(e_trailing));
|
|
|
1074 break;
|
|
|
1075 }
|
|
|
1076 if (!error && !eap->skip)
|
|
|
1077 {
|
|
|
1078 #ifdef FEAT_MAGIC_BRACES
|
|
|
1079 if (expr_start != NULL)
|
|
|
1080 {
|
|
|
1081 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1082 expr_end, name_end);
|
|
|
1083 if (temp_string == NULL)
|
|
|
1084 {
|
|
|
1085 /*
|
|
|
1086 * Report an invalid expression in braces, unless
|
|
|
1087 * the expression evaluation has been cancelled due
|
|
|
1088 * to an aborting error, an interrupt, or an
|
|
|
1089 * exception.
|
|
|
1090 */
|
|
|
1091 if (!aborting())
|
|
|
1092 {
|
|
|
1093 emsg_severe = TRUE;
|
|
|
1094 EMSG2(_(e_invarg2), arg);
|
|
|
1095 break;
|
|
|
1096 }
|
|
|
1097 error = TRUE;
|
|
|
1098 arg = skipwhite(name_end);
|
|
|
1099 continue;
|
|
|
1100 }
|
|
|
1101 arg = temp_string;
|
|
|
1102 arg_len = STRLEN(temp_string);
|
|
|
1103 }
|
|
|
1104 else
|
|
|
1105 #endif
|
|
|
1106 {
|
|
|
1107 c1 = *name_end;
|
|
|
1108 *name_end = NUL;
|
|
|
1109 arg_len = (int)(name_end - arg);
|
|
|
1110 }
|
|
|
1111 i = find_vim_var(arg, arg_len);
|
|
|
1112 if (i >= 0)
|
|
|
1113 list_vim_var(i);
|
|
|
1114 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1115 {
|
|
|
1116 char_u numbuf[NUMBUFLEN];
|
|
|
1117
|
|
|
1118 sprintf((char *)numbuf, "%ld",
|
|
|
1119 (long)curbuf->b_changedtick);
|
|
|
1120 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1121 VAR_NUMBER, numbuf);
|
|
|
1122 }
|
|
|
1123 else
|
|
|
1124 {
|
|
|
1125 varp = find_var(arg, FALSE);
|
|
|
1126 if (varp == NULL)
|
|
|
1127 {
|
|
|
1128 /* Skip further arguments but do continue to
|
|
|
1129 * search for a trailing command. */
|
|
|
1130 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1131 error = TRUE;
|
|
|
1132 }
|
|
|
1133 else
|
|
|
1134 {
|
|
|
1135 name = vim_strchr(arg, ':');
|
|
|
1136 if (name != NULL)
|
|
|
1137 {
|
|
|
1138 /* "a:" vars have no name stored, use whole
|
|
|
1139 * arg */
|
|
|
1140 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1141 c2 = NUL;
|
|
|
1142 else
|
|
|
1143 {
|
|
|
1144 c2 = *++name;
|
|
|
1145 *name = NUL;
|
|
|
1146 }
|
|
|
1147 list_one_var(varp, arg);
|
|
|
1148 if (c2 != NUL)
|
|
|
1149 *name = c2;
|
|
|
1150 }
|
|
|
1151 else
|
|
|
1152 list_one_var(varp, (char_u *)"");
|
|
|
1153 }
|
|
|
1154 }
|
|
|
1155 #ifdef FEAT_MAGIC_BRACES
|
|
|
1156 if (expr_start != NULL)
|
|
|
1157 vim_free(temp_string);
|
|
|
1158 else
|
|
|
1159 #endif
|
|
|
1160 *name_end = c1;
|
|
|
1161 }
|
|
|
1162 arg = skipwhite(name_end);
|
|
|
1163 }
|
|
|
1164 }
|
|
|
1165 eap->nextcmd = check_nextcmd(arg);
|
|
|
1166 }
|
|
|
1167 else
|
|
|
1168 {
|
|
|
1169 if (eap->skip)
|
|
|
1170 ++emsg_skip;
|
|
|
1171 i = eval0(expr + 1, &retvar, &eap->nextcmd, !eap->skip);
|
|
|
1172 if (eap->skip)
|
|
|
1173 {
|
|
|
1174 if (i != FAIL)
|
|
56
|
1175 clear_vartv(&retvar.tv);
|
|
7
|
1176 --emsg_skip;
|
|
|
1177 }
|
|
|
1178 else if (i != FAIL)
|
|
|
1179 {
|
|
|
1180 /*
|
|
|
1181 * ":let $VAR = expr": Set environment variable.
|
|
|
1182 */
|
|
|
1183 if (*arg == '$')
|
|
|
1184 {
|
|
|
1185 int len;
|
|
|
1186 int cc;
|
|
|
1187
|
|
|
1188 /* Find the end of the name. */
|
|
|
1189 ++arg;
|
|
|
1190 name = arg;
|
|
|
1191 len = get_env_len(&arg);
|
|
|
1192 if (len == 0)
|
|
|
1193 EMSG2(_(e_invarg2), name - 1);
|
|
|
1194 else
|
|
|
1195 {
|
|
|
1196 if (*skipwhite(arg) != '=')
|
|
|
1197 EMSG(_(e_letunexp));
|
|
|
1198 else
|
|
|
1199 {
|
|
|
1200 cc = name[len];
|
|
|
1201 name[len] = NUL;
|
|
|
1202 p = get_var_string(&retvar);
|
|
|
1203 vim_setenv(name, p);
|
|
|
1204 if (STRICMP(name, "HOME") == 0)
|
|
|
1205 init_homedir();
|
|
|
1206 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1207 didset_vim = FALSE;
|
|
|
1208 else if (didset_vimruntime
|
|
|
1209 && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1210 didset_vimruntime = FALSE;
|
|
|
1211 name[len] = cc;
|
|
|
1212 }
|
|
|
1213 }
|
|
|
1214 }
|
|
|
1215
|
|
|
1216 /*
|
|
|
1217 * ":let &option = expr": Set option value.
|
|
|
1218 * ":let &l:option = expr": Set local option value.
|
|
|
1219 * ":let &g:option = expr": Set global option value.
|
|
|
1220 */
|
|
|
1221 else if (*arg == '&')
|
|
|
1222 {
|
|
|
1223 int opt_flags;
|
|
|
1224
|
|
|
1225 /*
|
|
|
1226 * Find the end of the name;
|
|
|
1227 */
|
|
|
1228 p = find_option_end(&arg, &opt_flags);
|
|
|
1229 if (p == NULL || *skipwhite(p) != '=')
|
|
|
1230 EMSG(_(e_letunexp));
|
|
|
1231 else
|
|
|
1232 {
|
|
|
1233 c1 = *p;
|
|
|
1234 *p = NUL;
|
|
|
1235 set_option_value(arg, get_var_number(&retvar),
|
|
|
1236 get_var_string(&retvar), opt_flags);
|
|
|
1237 *p = c1; /* put back for error messages */
|
|
|
1238 }
|
|
|
1239 }
|
|
|
1240
|
|
|
1241 /*
|
|
|
1242 * ":let @r = expr": Set register contents.
|
|
|
1243 */
|
|
|
1244 else if (*arg == '@')
|
|
|
1245 {
|
|
|
1246 ++arg;
|
|
|
1247 if (*skipwhite(arg + 1) != '=')
|
|
|
1248 EMSG(_(e_letunexp));
|
|
|
1249 else
|
|
|
1250 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1251 get_var_string(&retvar), -1, FALSE);
|
|
|
1252 }
|
|
|
1253
|
|
|
1254 /*
|
|
|
1255 * ":let var = expr": Set internal variable.
|
|
|
1256 */
|
|
|
1257 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1258 {
|
|
|
1259 /* Find the end of the name. */
|
|
|
1260 p = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1261
|
|
|
1262 if (*skipwhite(p) != '=')
|
|
|
1263 EMSG(_(e_letunexp));
|
|
|
1264 else if (p - arg == 13
|
|
|
1265 && STRNCMP(arg, "b:changedtick", 13) == 0)
|
|
|
1266 EMSG2(_(e_readonlyvar), arg);
|
|
|
1267 #ifdef FEAT_MAGIC_BRACES
|
|
|
1268 else if (expr_start != NULL)
|
|
|
1269 {
|
|
|
1270 char_u *temp_string;
|
|
|
1271
|
|
|
1272 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1273 expr_end, p);
|
|
|
1274 if (temp_string == NULL)
|
|
|
1275 {
|
|
|
1276 /*
|
|
|
1277 * Report an invalid expression in braces, unless the
|
|
|
1278 * expression evaluation has been cancelled due to an
|
|
|
1279 * aborting error, an interrupt, or an exception.
|
|
|
1280 */
|
|
|
1281 if (!aborting())
|
|
|
1282 EMSG2(_(e_invarg2), arg);
|
|
|
1283 }
|
|
|
1284 else
|
|
|
1285 {
|
|
56
|
1286 set_var(temp_string, &retvar.tv, TRUE);
|
|
7
|
1287 vim_free(temp_string);
|
|
|
1288 }
|
|
|
1289 }
|
|
|
1290 #endif
|
|
|
1291 else
|
|
|
1292 {
|
|
|
1293 c1 = *p;
|
|
|
1294 *p = NUL;
|
|
56
|
1295 set_var(arg, &retvar.tv, TRUE);
|
|
7
|
1296 *p = c1; /* put char back for error messages */
|
|
|
1297 }
|
|
|
1298 }
|
|
|
1299
|
|
|
1300 else
|
|
|
1301 {
|
|
|
1302 EMSG2(_(e_invarg2), arg);
|
|
|
1303 }
|
|
|
1304
|
|
56
|
1305 clear_vartv(&retvar.tv);
|
|
7
|
1306 }
|
|
|
1307 }
|
|
|
1308 }
|
|
|
1309
|
|
|
1310 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1311
|
|
|
1312 void
|
|
|
1313 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1314 expand_T *xp;
|
|
|
1315 char_u *arg;
|
|
|
1316 cmdidx_T cmdidx;
|
|
|
1317 {
|
|
|
1318 int got_eq = FALSE;
|
|
|
1319 int c;
|
|
|
1320
|
|
|
1321 xp->xp_context = cmdidx == CMD_let ? EXPAND_USER_VARS
|
|
|
1322 : cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1323 : EXPAND_EXPRESSION;
|
|
|
1324 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1325 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1326 {
|
|
|
1327 c = *xp->xp_pattern;
|
|
|
1328 if (c == '&')
|
|
|
1329 {
|
|
|
1330 c = xp->xp_pattern[1];
|
|
|
1331 if (c == '&')
|
|
|
1332 {
|
|
|
1333 ++xp->xp_pattern;
|
|
|
1334 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1335 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1336 }
|
|
|
1337 else if (c != ' ')
|
|
|
1338 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1339 }
|
|
|
1340 else if (c == '$')
|
|
|
1341 {
|
|
|
1342 /* environment variable */
|
|
|
1343 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1344 }
|
|
|
1345 else if (c == '=')
|
|
|
1346 {
|
|
|
1347 got_eq = TRUE;
|
|
|
1348 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1349 }
|
|
|
1350 else if (c == '<'
|
|
|
1351 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1352 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1353 {
|
|
|
1354 /* Function name can start with "<SNR>" */
|
|
|
1355 break;
|
|
|
1356 }
|
|
|
1357 else if (cmdidx != CMD_let || got_eq)
|
|
|
1358 {
|
|
|
1359 if (c == '"') /* string */
|
|
|
1360 {
|
|
|
1361 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1362 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1363 ++xp->xp_pattern;
|
|
|
1364 xp->xp_context = EXPAND_NOTHING;
|
|
|
1365 }
|
|
|
1366 else if (c == '\'') /* literal string */
|
|
|
1367 {
|
|
|
1368 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1369 /* skip */ ;
|
|
|
1370 xp->xp_context = EXPAND_NOTHING;
|
|
|
1371 }
|
|
|
1372 else if (c == '|')
|
|
|
1373 {
|
|
|
1374 if (xp->xp_pattern[1] == '|')
|
|
|
1375 {
|
|
|
1376 ++xp->xp_pattern;
|
|
|
1377 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1378 }
|
|
|
1379 else
|
|
|
1380 xp->xp_context = EXPAND_COMMANDS;
|
|
|
1381 }
|
|
|
1382 else
|
|
|
1383 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1384 }
|
|
|
1385 else
|
|
|
1386 xp->xp_context = EXPAND_NOTHING;
|
|
|
1387 arg = xp->xp_pattern;
|
|
|
1388 if (*arg != NUL)
|
|
|
1389 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
1390 /* skip */ ;
|
|
|
1391 }
|
|
|
1392 xp->xp_pattern = arg;
|
|
|
1393 }
|
|
|
1394
|
|
|
1395 #endif /* FEAT_CMDL_COMPL */
|
|
|
1396
|
|
|
1397 /*
|
|
|
1398 * ":1,25call func(arg1, arg2)" function call.
|
|
|
1399 */
|
|
|
1400 void
|
|
|
1401 ex_call(eap)
|
|
|
1402 exarg_T *eap;
|
|
|
1403 {
|
|
|
1404 char_u *arg = eap->arg;
|
|
|
1405 char_u *startarg;
|
|
|
1406 char_u *alias;
|
|
|
1407 char_u *name;
|
|
|
1408 var retvar;
|
|
|
1409 int len;
|
|
|
1410 linenr_T lnum;
|
|
|
1411 int doesrange;
|
|
|
1412 int failed = FALSE;
|
|
|
1413
|
|
|
1414 name = arg;
|
|
|
1415 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
1416 if (len == 0)
|
|
|
1417 goto end;
|
|
|
1418 if (alias != NULL)
|
|
|
1419 name = alias;
|
|
|
1420
|
|
|
1421 startarg = arg;
|
|
56
|
1422 retvar.tv.v_type = VAR_UNKNOWN; /* clear_vartv() uses this */
|
|
7
|
1423
|
|
|
1424 if (*startarg != '(')
|
|
|
1425 {
|
|
|
1426 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
1427 goto end;
|
|
|
1428 }
|
|
|
1429
|
|
|
1430 /*
|
|
|
1431 * When skipping, evaluate the function once, to find the end of the
|
|
|
1432 * arguments.
|
|
|
1433 * When the function takes a range, this is discovered after the first
|
|
|
1434 * call, and the loop is broken.
|
|
|
1435 */
|
|
|
1436 if (eap->skip)
|
|
|
1437 {
|
|
|
1438 ++emsg_skip;
|
|
|
1439 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
1440 }
|
|
|
1441 else
|
|
|
1442 lnum = eap->line1;
|
|
|
1443 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
1444 {
|
|
|
1445 if (!eap->skip && eap->addr_count > 0)
|
|
|
1446 {
|
|
|
1447 curwin->w_cursor.lnum = lnum;
|
|
|
1448 curwin->w_cursor.col = 0;
|
|
|
1449 }
|
|
|
1450 arg = startarg;
|
|
56
|
1451 if (get_func_vartv(name, len, &retvar.tv, &arg,
|
|
7
|
1452 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
1453 {
|
|
|
1454 failed = TRUE;
|
|
|
1455 break;
|
|
|
1456 }
|
|
56
|
1457 clear_vartv(&retvar.tv);
|
|
7
|
1458 if (doesrange || eap->skip)
|
|
|
1459 break;
|
|
|
1460 /* Stop when immediately aborting on error, or when an interrupt
|
|
56
|
1461 * occurred or an exception was thrown but not caught.
|
|
|
1462 * get_func_vartv() returned OK, so that the check for trailing
|
|
|
1463 * characters below is executed. */
|
|
7
|
1464 if (aborting())
|
|
|
1465 break;
|
|
|
1466 }
|
|
|
1467 if (eap->skip)
|
|
|
1468 --emsg_skip;
|
|
|
1469
|
|
|
1470 if (!failed)
|
|
|
1471 {
|
|
|
1472 /* Check for trailing illegal characters and a following command. */
|
|
|
1473 if (!ends_excmd(*arg))
|
|
|
1474 {
|
|
|
1475 emsg_severe = TRUE;
|
|
|
1476 EMSG(_(e_trailing));
|
|
|
1477 }
|
|
|
1478 else
|
|
|
1479 eap->nextcmd = check_nextcmd(arg);
|
|
|
1480 }
|
|
|
1481
|
|
|
1482 end:
|
|
|
1483 if (alias != NULL)
|
|
|
1484 vim_free(alias);
|
|
|
1485 }
|
|
|
1486
|
|
|
1487 /*
|
|
|
1488 * ":unlet[!] var1 ... " command.
|
|
|
1489 */
|
|
|
1490 void
|
|
|
1491 ex_unlet(eap)
|
|
|
1492 exarg_T *eap;
|
|
|
1493 {
|
|
|
1494 char_u *arg = eap->arg;
|
|
|
1495 char_u *name_end;
|
|
|
1496 char_u cc;
|
|
|
1497 char_u *expr_start;
|
|
|
1498 char_u *expr_end;
|
|
|
1499 int error = FALSE;
|
|
|
1500
|
|
|
1501 do
|
|
|
1502 {
|
|
|
1503 /* Find the end of the name. */
|
|
|
1504 name_end = find_name_end(arg, &expr_start, &expr_end);
|
|
|
1505
|
|
|
1506 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1507 {
|
|
|
1508 emsg_severe = TRUE;
|
|
|
1509 EMSG(_(e_trailing));
|
|
|
1510 break;
|
|
|
1511 }
|
|
|
1512
|
|
|
1513 if (!error && !eap->skip)
|
|
|
1514 {
|
|
|
1515 #ifdef FEAT_MAGIC_BRACES
|
|
|
1516 if (expr_start != NULL)
|
|
|
1517 {
|
|
|
1518 char_u *temp_string;
|
|
|
1519
|
|
|
1520 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1521 expr_end, name_end);
|
|
|
1522 if (temp_string == NULL)
|
|
|
1523 {
|
|
|
1524 /*
|
|
|
1525 * Report an invalid expression in braces, unless the
|
|
|
1526 * expression evaluation has been cancelled due to an
|
|
|
1527 * aborting error, an interrupt, or an exception.
|
|
|
1528 */
|
|
|
1529 if (!aborting())
|
|
|
1530 {
|
|
|
1531 emsg_severe = TRUE;
|
|
|
1532 EMSG2(_(e_invarg2), arg);
|
|
|
1533 break;
|
|
|
1534 }
|
|
|
1535 error = TRUE;
|
|
|
1536 }
|
|
|
1537 else
|
|
|
1538 {
|
|
|
1539 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
1540 {
|
|
|
1541 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
1542 error = TRUE;
|
|
|
1543 }
|
|
|
1544 vim_free(temp_string);
|
|
|
1545 }
|
|
|
1546 }
|
|
|
1547 else
|
|
|
1548 #endif
|
|
|
1549 {
|
|
|
1550 cc = *name_end;
|
|
|
1551 *name_end = NUL;
|
|
|
1552
|
|
|
1553 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
1554 {
|
|
|
1555 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
1556 error = TRUE;
|
|
|
1557 }
|
|
|
1558
|
|
|
1559 *name_end = cc;
|
|
|
1560 }
|
|
|
1561 }
|
|
|
1562 arg = skipwhite(name_end);
|
|
|
1563 } while (!ends_excmd(*arg));
|
|
|
1564
|
|
|
1565 eap->nextcmd = check_nextcmd(arg);
|
|
|
1566 }
|
|
|
1567
|
|
|
1568 /*
|
|
|
1569 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
1570 */
|
|
|
1571 int
|
|
|
1572 do_unlet(name)
|
|
|
1573 char_u *name;
|
|
|
1574 {
|
|
|
1575 VAR v;
|
|
|
1576
|
|
|
1577 v = find_var(name, TRUE);
|
|
|
1578 if (v != NULL)
|
|
|
1579 {
|
|
56
|
1580 clear_var(v);
|
|
7
|
1581 return OK;
|
|
|
1582 }
|
|
|
1583 return FAIL;
|
|
|
1584 }
|
|
|
1585
|
|
|
1586 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
1587 /*
|
|
|
1588 * Delete all "menutrans_" variables.
|
|
|
1589 */
|
|
|
1590 void
|
|
|
1591 del_menutrans_vars()
|
|
|
1592 {
|
|
|
1593 int i;
|
|
|
1594
|
|
|
1595 for (i = 0; i < variables.ga_len; ++i)
|
|
56
|
1596 if (VAR_ENTRY(i).v_name != NULL
|
|
|
1597 && STRNCMP(VAR_ENTRY(i).v_name, "menutrans_", 10) == 0)
|
|
|
1598 clear_var(&VAR_ENTRY(i));
|
|
7
|
1599 }
|
|
|
1600 #endif
|
|
|
1601
|
|
|
1602 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1603
|
|
|
1604 /*
|
|
|
1605 * Local string buffer for the next two functions to store a variable name
|
|
|
1606 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
1607 * get_user_var_name().
|
|
|
1608 */
|
|
|
1609
|
|
|
1610 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
1611
|
|
|
1612 static char_u *varnamebuf = NULL;
|
|
|
1613 static int varnamebuflen = 0;
|
|
|
1614
|
|
|
1615 /*
|
|
|
1616 * Function to concatenate a prefix and a variable name.
|
|
|
1617 */
|
|
|
1618 static char_u *
|
|
|
1619 cat_prefix_varname(prefix, name)
|
|
|
1620 int prefix;
|
|
|
1621 char_u *name;
|
|
|
1622 {
|
|
|
1623 int len;
|
|
|
1624
|
|
|
1625 len = (int)STRLEN(name) + 3;
|
|
|
1626 if (len > varnamebuflen)
|
|
|
1627 {
|
|
|
1628 vim_free(varnamebuf);
|
|
|
1629 len += 10; /* some additional space */
|
|
|
1630 varnamebuf = alloc(len);
|
|
|
1631 if (varnamebuf == NULL)
|
|
|
1632 {
|
|
|
1633 varnamebuflen = 0;
|
|
|
1634 return NULL;
|
|
|
1635 }
|
|
|
1636 varnamebuflen = len;
|
|
|
1637 }
|
|
|
1638 *varnamebuf = prefix;
|
|
|
1639 varnamebuf[1] = ':';
|
|
|
1640 STRCPY(varnamebuf + 2, name);
|
|
|
1641 return varnamebuf;
|
|
|
1642 }
|
|
|
1643
|
|
|
1644 /*
|
|
|
1645 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
1646 * (global/buffer/window/built-in) variable names.
|
|
|
1647 */
|
|
|
1648 /*ARGSUSED*/
|
|
|
1649 char_u *
|
|
|
1650 get_user_var_name(xp, idx)
|
|
|
1651 expand_T *xp;
|
|
|
1652 int idx;
|
|
|
1653 {
|
|
|
1654 static int gidx;
|
|
|
1655 static int bidx;
|
|
|
1656 static int widx;
|
|
|
1657 static int vidx;
|
|
|
1658 char_u *name;
|
|
|
1659
|
|
|
1660 if (idx == 0)
|
|
|
1661 gidx = bidx = widx = vidx = 0;
|
|
|
1662 if (gidx < variables.ga_len) /* Global variables */
|
|
|
1663 {
|
|
56
|
1664 while ((name = VAR_ENTRY(gidx++).v_name) == NULL
|
|
7
|
1665 && gidx < variables.ga_len)
|
|
|
1666 /* skip */;
|
|
|
1667 if (name != NULL)
|
|
|
1668 {
|
|
|
1669 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
1670 return cat_prefix_varname('g', name);
|
|
|
1671 else
|
|
|
1672 return name;
|
|
|
1673 }
|
|
|
1674 }
|
|
|
1675 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
1676 {
|
|
56
|
1677 while ((name = BVAR_ENTRY(bidx++).v_name) == NULL
|
|
7
|
1678 && bidx < curbuf->b_vars.ga_len)
|
|
|
1679 /* skip */;
|
|
|
1680 if (name != NULL)
|
|
|
1681 return cat_prefix_varname('b', name);
|
|
|
1682 }
|
|
|
1683 if (bidx == curbuf->b_vars.ga_len)
|
|
|
1684 {
|
|
|
1685 ++bidx;
|
|
|
1686 return (char_u *)"b:changedtick";
|
|
|
1687 }
|
|
|
1688 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
1689 {
|
|
56
|
1690 while ((name = WVAR_ENTRY(widx++).v_name) == NULL
|
|
7
|
1691 && widx < curwin->w_vars.ga_len)
|
|
|
1692 /* skip */;
|
|
|
1693 if (name != NULL)
|
|
|
1694 return cat_prefix_varname('w', name);
|
|
|
1695 }
|
|
|
1696 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
1697 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
1698
|
|
|
1699 vim_free(varnamebuf);
|
|
|
1700 varnamebuf = NULL;
|
|
|
1701 varnamebuflen = 0;
|
|
|
1702 return NULL;
|
|
|
1703 }
|
|
|
1704
|
|
|
1705 #endif /* FEAT_CMDL_COMPL */
|
|
|
1706
|
|
|
1707 /*
|
|
|
1708 * types for expressions.
|
|
|
1709 */
|
|
|
1710 typedef enum
|
|
|
1711 {
|
|
|
1712 TYPE_UNKNOWN = 0
|
|
|
1713 , TYPE_EQUAL /* == */
|
|
|
1714 , TYPE_NEQUAL /* != */
|
|
|
1715 , TYPE_GREATER /* > */
|
|
|
1716 , TYPE_GEQUAL /* >= */
|
|
|
1717 , TYPE_SMALLER /* < */
|
|
|
1718 , TYPE_SEQUAL /* <= */
|
|
|
1719 , TYPE_MATCH /* =~ */
|
|
|
1720 , TYPE_NOMATCH /* !~ */
|
|
|
1721 } exptype_T;
|
|
|
1722
|
|
|
1723 /*
|
|
|
1724 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
|
1725 * executed. The function may return OK, but the retvar will be of type
|
|
|
1726 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
1727 */
|
|
|
1728
|
|
|
1729 /*
|
|
|
1730 * Handle zero level expression.
|
|
|
1731 * This calls eval1() and handles error message and nextcmd.
|
|
|
1732 * Return OK or FAIL.
|
|
|
1733 */
|
|
|
1734 static int
|
|
|
1735 eval0(arg, retvar, nextcmd, evaluate)
|
|
|
1736 char_u *arg;
|
|
|
1737 VAR retvar;
|
|
|
1738 char_u **nextcmd;
|
|
|
1739 int evaluate;
|
|
|
1740 {
|
|
|
1741 int ret;
|
|
|
1742 char_u *p;
|
|
|
1743
|
|
|
1744 p = skipwhite(arg);
|
|
56
|
1745 ret = eval1(&p, &retvar->tv, evaluate);
|
|
7
|
1746 if (ret == FAIL || !ends_excmd(*p))
|
|
|
1747 {
|
|
|
1748 if (ret != FAIL)
|
|
56
|
1749 clear_vartv(&retvar->tv);
|
|
7
|
1750 /*
|
|
|
1751 * Report the invalid expression unless the expression evaluation has
|
|
|
1752 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
1753 * exception.
|
|
|
1754 */
|
|
|
1755 if (!aborting())
|
|
|
1756 EMSG2(_(e_invexpr2), arg);
|
|
|
1757 ret = FAIL;
|
|
|
1758 }
|
|
|
1759 if (nextcmd != NULL)
|
|
|
1760 *nextcmd = check_nextcmd(p);
|
|
|
1761
|
|
|
1762 return ret;
|
|
|
1763 }
|
|
|
1764
|
|
|
1765 /*
|
|
|
1766 * Handle top level expression:
|
|
|
1767 * expr1 ? expr0 : expr0
|
|
|
1768 *
|
|
|
1769 * "arg" must point to the first non-white of the expression.
|
|
|
1770 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1771 *
|
|
|
1772 * Return OK or FAIL.
|
|
|
1773 */
|
|
|
1774 static int
|
|
|
1775 eval1(arg, retvar, evaluate)
|
|
|
1776 char_u **arg;
|
|
56
|
1777 typeval *retvar;
|
|
7
|
1778 int evaluate;
|
|
|
1779 {
|
|
|
1780 int result;
|
|
56
|
1781 typeval var2;
|
|
7
|
1782
|
|
|
1783 /*
|
|
|
1784 * Get the first variable.
|
|
|
1785 */
|
|
|
1786 if (eval2(arg, retvar, evaluate) == FAIL)
|
|
|
1787 return FAIL;
|
|
|
1788
|
|
|
1789 if ((*arg)[0] == '?')
|
|
|
1790 {
|
|
|
1791 result = FALSE;
|
|
|
1792 if (evaluate)
|
|
|
1793 {
|
|
56
|
1794 if (get_vartv_number(retvar) != 0)
|
|
7
|
1795 result = TRUE;
|
|
56
|
1796 clear_vartv(retvar);
|
|
7
|
1797 }
|
|
|
1798
|
|
|
1799 /*
|
|
|
1800 * Get the second variable.
|
|
|
1801 */
|
|
|
1802 *arg = skipwhite(*arg + 1);
|
|
|
1803 if (eval1(arg, retvar, evaluate && result) == FAIL) /* recursive! */
|
|
|
1804 return FAIL;
|
|
|
1805
|
|
|
1806 /*
|
|
|
1807 * Check for the ":".
|
|
|
1808 */
|
|
|
1809 if ((*arg)[0] != ':')
|
|
|
1810 {
|
|
|
1811 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
1812 if (evaluate && result)
|
|
56
|
1813 clear_vartv(retvar);
|
|
7
|
1814 return FAIL;
|
|
|
1815 }
|
|
|
1816
|
|
|
1817 /*
|
|
|
1818 * Get the third variable.
|
|
|
1819 */
|
|
|
1820 *arg = skipwhite(*arg + 1);
|
|
|
1821 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
1822 {
|
|
|
1823 if (evaluate && result)
|
|
56
|
1824 clear_vartv(retvar);
|
|
7
|
1825 return FAIL;
|
|
|
1826 }
|
|
|
1827 if (evaluate && !result)
|
|
|
1828 *retvar = var2;
|
|
|
1829 }
|
|
|
1830
|
|
|
1831 return OK;
|
|
|
1832 }
|
|
|
1833
|
|
|
1834 /*
|
|
|
1835 * Handle first level expression:
|
|
|
1836 * expr2 || expr2 || expr2 logical OR
|
|
|
1837 *
|
|
|
1838 * "arg" must point to the first non-white of the expression.
|
|
|
1839 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1840 *
|
|
|
1841 * Return OK or FAIL.
|
|
|
1842 */
|
|
|
1843 static int
|
|
|
1844 eval2(arg, retvar, evaluate)
|
|
|
1845 char_u **arg;
|
|
56
|
1846 typeval *retvar;
|
|
7
|
1847 int evaluate;
|
|
|
1848 {
|
|
56
|
1849 typeval var2;
|
|
7
|
1850 long result;
|
|
|
1851 int first;
|
|
|
1852
|
|
|
1853 /*
|
|
|
1854 * Get the first variable.
|
|
|
1855 */
|
|
|
1856 if (eval3(arg, retvar, evaluate) == FAIL)
|
|
|
1857 return FAIL;
|
|
|
1858
|
|
|
1859 /*
|
|
|
1860 * Repeat until there is no following "||".
|
|
|
1861 */
|
|
|
1862 first = TRUE;
|
|
|
1863 result = FALSE;
|
|
|
1864 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
1865 {
|
|
|
1866 if (evaluate && first)
|
|
|
1867 {
|
|
56
|
1868 if (get_vartv_number(retvar) != 0)
|
|
7
|
1869 result = TRUE;
|
|
56
|
1870 clear_vartv(retvar);
|
|
7
|
1871 first = FALSE;
|
|
|
1872 }
|
|
|
1873
|
|
|
1874 /*
|
|
|
1875 * Get the second variable.
|
|
|
1876 */
|
|
|
1877 *arg = skipwhite(*arg + 2);
|
|
|
1878 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
1879 return FAIL;
|
|
|
1880
|
|
|
1881 /*
|
|
|
1882 * Compute the result.
|
|
|
1883 */
|
|
|
1884 if (evaluate && !result)
|
|
|
1885 {
|
|
56
|
1886 if (get_vartv_number(&var2) != 0)
|
|
7
|
1887 result = TRUE;
|
|
56
|
1888 clear_vartv(&var2);
|
|
7
|
1889 }
|
|
|
1890 if (evaluate)
|
|
|
1891 {
|
|
56
|
1892 retvar->v_type = VAR_NUMBER;
|
|
|
1893 retvar->vval.v_number = result;
|
|
7
|
1894 }
|
|
|
1895 }
|
|
|
1896
|
|
|
1897 return OK;
|
|
|
1898 }
|
|
|
1899
|
|
|
1900 /*
|
|
|
1901 * Handle second level expression:
|
|
|
1902 * expr3 && expr3 && expr3 logical AND
|
|
|
1903 *
|
|
|
1904 * "arg" must point to the first non-white of the expression.
|
|
|
1905 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1906 *
|
|
|
1907 * Return OK or FAIL.
|
|
|
1908 */
|
|
|
1909 static int
|
|
|
1910 eval3(arg, retvar, evaluate)
|
|
|
1911 char_u **arg;
|
|
56
|
1912 typeval *retvar;
|
|
7
|
1913 int evaluate;
|
|
|
1914 {
|
|
56
|
1915 typeval var2;
|
|
7
|
1916 long result;
|
|
|
1917 int first;
|
|
|
1918
|
|
|
1919 /*
|
|
|
1920 * Get the first variable.
|
|
|
1921 */
|
|
|
1922 if (eval4(arg, retvar, evaluate) == FAIL)
|
|
|
1923 return FAIL;
|
|
|
1924
|
|
|
1925 /*
|
|
|
1926 * Repeat until there is no following "&&".
|
|
|
1927 */
|
|
|
1928 first = TRUE;
|
|
|
1929 result = TRUE;
|
|
|
1930 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
1931 {
|
|
|
1932 if (evaluate && first)
|
|
|
1933 {
|
|
56
|
1934 if (get_vartv_number(retvar) == 0)
|
|
7
|
1935 result = FALSE;
|
|
56
|
1936 clear_vartv(retvar);
|
|
7
|
1937 first = FALSE;
|
|
|
1938 }
|
|
|
1939
|
|
|
1940 /*
|
|
|
1941 * Get the second variable.
|
|
|
1942 */
|
|
|
1943 *arg = skipwhite(*arg + 2);
|
|
|
1944 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
1945 return FAIL;
|
|
|
1946
|
|
|
1947 /*
|
|
|
1948 * Compute the result.
|
|
|
1949 */
|
|
|
1950 if (evaluate && result)
|
|
|
1951 {
|
|
56
|
1952 if (get_vartv_number(&var2) == 0)
|
|
7
|
1953 result = FALSE;
|
|
56
|
1954 clear_vartv(&var2);
|
|
7
|
1955 }
|
|
|
1956 if (evaluate)
|
|
|
1957 {
|
|
56
|
1958 retvar->v_type = VAR_NUMBER;
|
|
|
1959 retvar->vval.v_number = result;
|
|
7
|
1960 }
|
|
|
1961 }
|
|
|
1962
|
|
|
1963 return OK;
|
|
|
1964 }
|
|
|
1965
|
|
|
1966 /*
|
|
|
1967 * Handle third level expression:
|
|
|
1968 * var1 == var2
|
|
|
1969 * var1 =~ var2
|
|
|
1970 * var1 != var2
|
|
|
1971 * var1 !~ var2
|
|
|
1972 * var1 > var2
|
|
|
1973 * var1 >= var2
|
|
|
1974 * var1 < var2
|
|
|
1975 * var1 <= var2
|
|
|
1976 *
|
|
|
1977 * "arg" must point to the first non-white of the expression.
|
|
|
1978 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1979 *
|
|
|
1980 * Return OK or FAIL.
|
|
|
1981 */
|
|
|
1982 static int
|
|
|
1983 eval4(arg, retvar, evaluate)
|
|
|
1984 char_u **arg;
|
|
56
|
1985 typeval *retvar;
|
|
7
|
1986 int evaluate;
|
|
|
1987 {
|
|
56
|
1988 typeval var2;
|
|
7
|
1989 char_u *p;
|
|
|
1990 int i;
|
|
|
1991 exptype_T type = TYPE_UNKNOWN;
|
|
|
1992 int len = 2;
|
|
|
1993 long n1, n2;
|
|
|
1994 char_u *s1, *s2;
|
|
|
1995 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
1996 regmatch_T regmatch;
|
|
|
1997 int ic;
|
|
|
1998 char_u *save_cpo;
|
|
|
1999
|
|
|
2000 /*
|
|
|
2001 * Get the first variable.
|
|
|
2002 */
|
|
|
2003 if (eval5(arg, retvar, evaluate) == FAIL)
|
|
|
2004 return FAIL;
|
|
|
2005
|
|
|
2006 p = *arg;
|
|
|
2007 switch (p[0])
|
|
|
2008 {
|
|
|
2009 case '=': if (p[1] == '=')
|
|
|
2010 type = TYPE_EQUAL;
|
|
|
2011 else if (p[1] == '~')
|
|
|
2012 type = TYPE_MATCH;
|
|
|
2013 break;
|
|
|
2014 case '!': if (p[1] == '=')
|
|
|
2015 type = TYPE_NEQUAL;
|
|
|
2016 else if (p[1] == '~')
|
|
|
2017 type = TYPE_NOMATCH;
|
|
|
2018 break;
|
|
|
2019 case '>': if (p[1] != '=')
|
|
|
2020 {
|
|
|
2021 type = TYPE_GREATER;
|
|
|
2022 len = 1;
|
|
|
2023 }
|
|
|
2024 else
|
|
|
2025 type = TYPE_GEQUAL;
|
|
|
2026 break;
|
|
|
2027 case '<': if (p[1] != '=')
|
|
|
2028 {
|
|
|
2029 type = TYPE_SMALLER;
|
|
|
2030 len = 1;
|
|
|
2031 }
|
|
|
2032 else
|
|
|
2033 type = TYPE_SEQUAL;
|
|
|
2034 break;
|
|
|
2035 }
|
|
|
2036
|
|
|
2037 /*
|
|
|
2038 * If there is a comparitive operator, use it.
|
|
|
2039 */
|
|
|
2040 if (type != TYPE_UNKNOWN)
|
|
|
2041 {
|
|
|
2042 /* extra question mark appended: ignore case */
|
|
|
2043 if (p[len] == '?')
|
|
|
2044 {
|
|
|
2045 ic = TRUE;
|
|
|
2046 ++len;
|
|
|
2047 }
|
|
|
2048 /* extra '#' appended: match case */
|
|
|
2049 else if (p[len] == '#')
|
|
|
2050 {
|
|
|
2051 ic = FALSE;
|
|
|
2052 ++len;
|
|
|
2053 }
|
|
|
2054 /* nothing appened: use 'ignorecase' */
|
|
|
2055 else
|
|
|
2056 ic = p_ic;
|
|
|
2057
|
|
|
2058 /*
|
|
|
2059 * Get the second variable.
|
|
|
2060 */
|
|
|
2061 *arg = skipwhite(p + len);
|
|
|
2062 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
2063 {
|
|
56
|
2064 clear_vartv(retvar);
|
|
7
|
2065 return FAIL;
|
|
|
2066 }
|
|
|
2067
|
|
|
2068 if (evaluate)
|
|
|
2069 {
|
|
|
2070 /*
|
|
|
2071 * If one of the two variables is a number, compare as a number.
|
|
|
2072 * When using "=~" or "!~", always compare as string.
|
|
|
2073 */
|
|
56
|
2074 if ((retvar->v_type == VAR_NUMBER || var2.v_type == VAR_NUMBER)
|
|
7
|
2075 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2076 {
|
|
56
|
2077 n1 = get_vartv_number(retvar);
|
|
|
2078 n2 = get_vartv_number(&var2);
|
|
7
|
2079 switch (type)
|
|
|
2080 {
|
|
|
2081 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2082 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2083 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2084 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2085 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2086 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2087 case TYPE_UNKNOWN:
|
|
|
2088 case TYPE_MATCH:
|
|
|
2089 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2090 }
|
|
|
2091 }
|
|
|
2092 else
|
|
|
2093 {
|
|
56
|
2094 s1 = get_vartv_string_buf(retvar, buf1);
|
|
|
2095 s2 = get_vartv_string_buf(&var2, buf2);
|
|
7
|
2096 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2097 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2098 else
|
|
|
2099 i = 0;
|
|
|
2100 n1 = FALSE;
|
|
|
2101 switch (type)
|
|
|
2102 {
|
|
|
2103 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2104 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2105 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2106 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2107 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2108 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2109
|
|
|
2110 case TYPE_MATCH:
|
|
|
2111 case TYPE_NOMATCH:
|
|
|
2112 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2113 save_cpo = p_cpo;
|
|
|
2114 p_cpo = (char_u *)"";
|
|
|
2115 regmatch.regprog = vim_regcomp(s2,
|
|
|
2116 RE_MAGIC + RE_STRING);
|
|
|
2117 regmatch.rm_ic = ic;
|
|
|
2118 if (regmatch.regprog != NULL)
|
|
|
2119 {
|
|
|
2120 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2121 vim_free(regmatch.regprog);
|
|
|
2122 if (type == TYPE_NOMATCH)
|
|
|
2123 n1 = !n1;
|
|
|
2124 }
|
|
|
2125 p_cpo = save_cpo;
|
|
|
2126 break;
|
|
|
2127
|
|
|
2128 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2129 }
|
|
|
2130 }
|
|
56
|
2131 clear_vartv(retvar);
|
|
|
2132 clear_vartv(&var2);
|
|
|
2133 retvar->v_type = VAR_NUMBER;
|
|
|
2134 retvar->vval.v_number = n1;
|
|
7
|
2135 }
|
|
|
2136 }
|
|
|
2137
|
|
|
2138 return OK;
|
|
|
2139 }
|
|
|
2140
|
|
|
2141 /*
|
|
|
2142 * Handle fourth level expression:
|
|
|
2143 * + number addition
|
|
|
2144 * - number subtraction
|
|
|
2145 * . string concatenation
|
|
|
2146 *
|
|
|
2147 * "arg" must point to the first non-white of the expression.
|
|
|
2148 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2149 *
|
|
|
2150 * Return OK or FAIL.
|
|
|
2151 */
|
|
|
2152 static int
|
|
|
2153 eval5(arg, retvar, evaluate)
|
|
|
2154 char_u **arg;
|
|
56
|
2155 typeval *retvar;
|
|
7
|
2156 int evaluate;
|
|
|
2157 {
|
|
56
|
2158 typeval var2;
|
|
7
|
2159 int op;
|
|
|
2160 long n1, n2;
|
|
|
2161 char_u *s1, *s2;
|
|
|
2162 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2163 char_u *p;
|
|
|
2164
|
|
|
2165 /*
|
|
|
2166 * Get the first variable.
|
|
|
2167 */
|
|
|
2168 if (eval6(arg, retvar, evaluate) == FAIL)
|
|
|
2169 return FAIL;
|
|
|
2170
|
|
|
2171 /*
|
|
|
2172 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2173 */
|
|
|
2174 for (;;)
|
|
|
2175 {
|
|
|
2176 op = **arg;
|
|
|
2177 if (op != '+' && op != '-' && op != '.')
|
|
|
2178 break;
|
|
|
2179
|
|
|
2180 /*
|
|
|
2181 * Get the second variable.
|
|
|
2182 */
|
|
|
2183 *arg = skipwhite(*arg + 1);
|
|
|
2184 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2185 {
|
|
56
|
2186 clear_vartv(retvar);
|
|
7
|
2187 return FAIL;
|
|
|
2188 }
|
|
|
2189
|
|
|
2190 if (evaluate)
|
|
|
2191 {
|
|
|
2192 /*
|
|
|
2193 * Compute the result.
|
|
|
2194 */
|
|
|
2195 if (op == '.')
|
|
|
2196 {
|
|
56
|
2197 s1 = get_vartv_string_buf(retvar, buf1);
|
|
|
2198 s2 = get_vartv_string_buf(&var2, buf2);
|
|
7
|
2199 op = (int)STRLEN(s1);
|
|
|
2200 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2201 if (p != NULL)
|
|
|
2202 {
|
|
|
2203 STRCPY(p, s1);
|
|
|
2204 STRCPY(p + op, s2);
|
|
|
2205 }
|
|
56
|
2206 clear_vartv(retvar);
|
|
|
2207 retvar->v_type = VAR_STRING;
|
|
|
2208 retvar->vval.v_string = p;
|
|
7
|
2209 }
|
|
|
2210 else
|
|
|
2211 {
|
|
56
|
2212 n1 = get_vartv_number(retvar);
|
|
|
2213 n2 = get_vartv_number(&var2);
|
|
|
2214 clear_vartv(retvar);
|
|
7
|
2215 if (op == '+')
|
|
|
2216 n1 = n1 + n2;
|
|
|
2217 else
|
|
|
2218 n1 = n1 - n2;
|
|
56
|
2219 retvar->v_type = VAR_NUMBER;
|
|
|
2220 retvar->vval.v_number = n1;
|
|
7
|
2221 }
|
|
56
|
2222 clear_vartv(&var2);
|
|
7
|
2223 }
|
|
|
2224 }
|
|
|
2225 return OK;
|
|
|
2226 }
|
|
|
2227
|
|
|
2228 /*
|
|
|
2229 * Handle fifth level expression:
|
|
|
2230 * * number multiplication
|
|
|
2231 * / number division
|
|
|
2232 * % number modulo
|
|
|
2233 *
|
|
|
2234 * "arg" must point to the first non-white of the expression.
|
|
|
2235 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2236 *
|
|
|
2237 * Return OK or FAIL.
|
|
|
2238 */
|
|
|
2239 static int
|
|
|
2240 eval6(arg, retvar, evaluate)
|
|
|
2241 char_u **arg;
|
|
56
|
2242 typeval *retvar;
|
|
7
|
2243 int evaluate;
|
|
|
2244 {
|
|
56
|
2245 typeval var2;
|
|
7
|
2246 int op;
|
|
|
2247 long n1, n2;
|
|
|
2248
|
|
|
2249 /*
|
|
|
2250 * Get the first variable.
|
|
|
2251 */
|
|
|
2252 if (eval7(arg, retvar, evaluate) == FAIL)
|
|
|
2253 return FAIL;
|
|
|
2254
|
|
|
2255 /*
|
|
|
2256 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2257 */
|
|
|
2258 for (;;)
|
|
|
2259 {
|
|
|
2260 op = **arg;
|
|
|
2261 if (op != '*' && op != '/' && op != '%')
|
|
|
2262 break;
|
|
|
2263
|
|
|
2264 if (evaluate)
|
|
|
2265 {
|
|
56
|
2266 n1 = get_vartv_number(retvar);
|
|
|
2267 clear_vartv(retvar);
|
|
7
|
2268 }
|
|
|
2269 else
|
|
|
2270 n1 = 0;
|
|
|
2271
|
|
|
2272 /*
|
|
|
2273 * Get the second variable.
|
|
|
2274 */
|
|
|
2275 *arg = skipwhite(*arg + 1);
|
|
|
2276 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2277 return FAIL;
|
|
|
2278
|
|
|
2279 if (evaluate)
|
|
|
2280 {
|
|
56
|
2281 n2 = get_vartv_number(&var2);
|
|
|
2282 clear_vartv(&var2);
|
|
7
|
2283
|
|
|
2284 /*
|
|
|
2285 * Compute the result.
|
|
|
2286 */
|
|
|
2287 if (op == '*')
|
|
|
2288 n1 = n1 * n2;
|
|
|
2289 else if (op == '/')
|
|
|
2290 {
|
|
|
2291 if (n2 == 0) /* give an error message? */
|
|
|
2292 n1 = 0x7fffffffL;
|
|
|
2293 else
|
|
|
2294 n1 = n1 / n2;
|
|
|
2295 }
|
|
|
2296 else
|
|
|
2297 {
|
|
|
2298 if (n2 == 0) /* give an error message? */
|
|
|
2299 n1 = 0;
|
|
|
2300 else
|
|
|
2301 n1 = n1 % n2;
|
|
|
2302 }
|
|
56
|
2303 retvar->v_type = VAR_NUMBER;
|
|
|
2304 retvar->vval.v_number = n1;
|
|
7
|
2305 }
|
|
|
2306 }
|
|
|
2307
|
|
|
2308 return OK;
|
|
|
2309 }
|
|
|
2310
|
|
|
2311 /*
|
|
|
2312 * Handle sixth level expression:
|
|
|
2313 * number number constant
|
|
|
2314 * "string" string contstant
|
|
|
2315 * 'string' literal string contstant
|
|
|
2316 * &option-name option value
|
|
|
2317 * @r register contents
|
|
|
2318 * identifier variable value
|
|
|
2319 * function() function call
|
|
|
2320 * $VAR environment variable
|
|
|
2321 * (expression) nested expression
|
|
|
2322 *
|
|
|
2323 * Also handle:
|
|
|
2324 * ! in front logical NOT
|
|
|
2325 * - in front unary minus
|
|
|
2326 * + in front unary plus (ignored)
|
|
|
2327 * trailing [] subscript in String
|
|
|
2328 *
|
|
|
2329 * "arg" must point to the first non-white of the expression.
|
|
|
2330 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2331 *
|
|
|
2332 * Return OK or FAIL.
|
|
|
2333 */
|
|
|
2334 static int
|
|
|
2335 eval7(arg, retvar, evaluate)
|
|
|
2336 char_u **arg;
|
|
56
|
2337 typeval *retvar;
|
|
7
|
2338 int evaluate;
|
|
|
2339 {
|
|
|
2340 long n;
|
|
|
2341 int len;
|
|
|
2342 char_u *s;
|
|
|
2343 int val;
|
|
|
2344 char_u *start_leader, *end_leader;
|
|
|
2345 int ret = OK;
|
|
|
2346 char_u *alias;
|
|
|
2347
|
|
|
2348 /*
|
|
56
|
2349 * Initialise variable so that clear_vartv() can't mistake this for a
|
|
|
2350 * string and free a string that isn't there.
|
|
7
|
2351 */
|
|
56
|
2352 retvar->v_type = VAR_UNKNOWN;
|
|
7
|
2353
|
|
|
2354 /*
|
|
|
2355 * Skip '!' and '-' characters. They are handled later.
|
|
|
2356 */
|
|
|
2357 start_leader = *arg;
|
|
|
2358 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
2359 *arg = skipwhite(*arg + 1);
|
|
|
2360 end_leader = *arg;
|
|
|
2361
|
|
|
2362 switch (**arg)
|
|
|
2363 {
|
|
|
2364 /*
|
|
|
2365 * Number constant.
|
|
|
2366 */
|
|
|
2367 case '0':
|
|
|
2368 case '1':
|
|
|
2369 case '2':
|
|
|
2370 case '3':
|
|
|
2371 case '4':
|
|
|
2372 case '5':
|
|
|
2373 case '6':
|
|
|
2374 case '7':
|
|
|
2375 case '8':
|
|
|
2376 case '9':
|
|
|
2377 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
2378 *arg += len;
|
|
|
2379 if (evaluate)
|
|
|
2380 {
|
|
56
|
2381 retvar->v_type = VAR_NUMBER;
|
|
|
2382 retvar->vval.v_number = n;
|
|
7
|
2383 }
|
|
|
2384 break;
|
|
|
2385
|
|
|
2386 /*
|
|
|
2387 * String constant: "string".
|
|
|
2388 */
|
|
56
|
2389 case '"': ret = get_string_vartv(arg, retvar, evaluate);
|
|
7
|
2390 break;
|
|
|
2391
|
|
|
2392 /*
|
|
|
2393 * Literal string constant: 'string'.
|
|
|
2394 */
|
|
56
|
2395 case '\'': ret = get_lit_string_vartv(arg, retvar, evaluate);
|
|
|
2396 break;
|
|
|
2397
|
|
|
2398 /*
|
|
|
2399 * List: [expr, expr]
|
|
|
2400 */
|
|
|
2401 case '[': ret = get_list_vartv(arg, retvar, evaluate);
|
|
7
|
2402 break;
|
|
|
2403
|
|
|
2404 /*
|
|
|
2405 * Option value: &name
|
|
|
2406 */
|
|
56
|
2407 case '&': ret = get_option_vartv(arg, retvar, evaluate);
|
|
7
|
2408 break;
|
|
|
2409
|
|
|
2410 /*
|
|
|
2411 * Environment variable: $VAR.
|
|
|
2412 */
|
|
56
|
2413 case '$': ret = get_env_vartv(arg, retvar, evaluate);
|
|
7
|
2414 break;
|
|
|
2415
|
|
|
2416 /*
|
|
|
2417 * Register contents: @r.
|
|
|
2418 */
|
|
|
2419 case '@': ++*arg;
|
|
|
2420 if (evaluate)
|
|
|
2421 {
|
|
56
|
2422 retvar->v_type = VAR_STRING;
|
|
|
2423 retvar->vval.v_string = get_reg_contents(**arg, FALSE);
|
|
7
|
2424 }
|
|
|
2425 if (**arg != NUL)
|
|
|
2426 ++*arg;
|
|
|
2427 break;
|
|
|
2428
|
|
|
2429 /*
|
|
|
2430 * nested expression: (expression).
|
|
|
2431 */
|
|
|
2432 case '(': *arg = skipwhite(*arg + 1);
|
|
|
2433 ret = eval1(arg, retvar, evaluate); /* recursive! */
|
|
|
2434 if (**arg == ')')
|
|
|
2435 ++*arg;
|
|
|
2436 else if (ret == OK)
|
|
|
2437 {
|
|
|
2438 EMSG(_("E110: Missing ')'"));
|
|
56
|
2439 clear_vartv(retvar);
|
|
7
|
2440 ret = FAIL;
|
|
|
2441 }
|
|
|
2442 break;
|
|
|
2443
|
|
|
2444 /*
|
|
|
2445 * Must be a variable or function name then.
|
|
|
2446 */
|
|
|
2447 default: s = *arg;
|
|
|
2448 len = get_func_len(arg, &alias, evaluate);
|
|
|
2449 if (alias != NULL)
|
|
|
2450 s = alias;
|
|
|
2451
|
|
|
2452 if (len == 0)
|
|
|
2453 ret = FAIL;
|
|
|
2454 else
|
|
|
2455 {
|
|
|
2456 if (**arg == '(') /* recursive! */
|
|
|
2457 {
|
|
56
|
2458 /* If "s" is the name of a variable of type VAR_FUNC
|
|
|
2459 * use its contents. */
|
|
|
2460 s = deref_func_name(s, &len);
|
|
|
2461
|
|
|
2462 /* Invoke the function. */
|
|
|
2463 ret = get_func_vartv(s, len, retvar, arg,
|
|
7
|
2464 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
2465 &len, evaluate);
|
|
|
2466 /* Stop the expression evaluation when immediately
|
|
|
2467 * aborting on error, or when an interrupt occurred or
|
|
|
2468 * an exception was thrown but not caught. */
|
|
|
2469 if (aborting())
|
|
|
2470 {
|
|
|
2471 if (ret == OK)
|
|
56
|
2472 clear_vartv(retvar);
|
|
7
|
2473 ret = FAIL;
|
|
|
2474 }
|
|
|
2475 }
|
|
|
2476 else if (evaluate)
|
|
56
|
2477 ret = get_var_vartv(s, len, retvar);
|
|
7
|
2478 }
|
|
|
2479
|
|
|
2480 if (alias != NULL)
|
|
|
2481 vim_free(alias);
|
|
|
2482
|
|
|
2483 break;
|
|
|
2484 }
|
|
|
2485 *arg = skipwhite(*arg);
|
|
|
2486
|
|
|
2487 /*
|
|
56
|
2488 * Handle expr[expr] and expr[expr:expr] subscript.
|
|
7
|
2489 */
|
|
56
|
2490 while (**arg == '[' && ret == OK)
|
|
|
2491 {
|
|
|
2492 if (eval_index(arg, retvar, evaluate) == FAIL)
|
|
|
2493 {
|
|
|
2494 clear_vartv(retvar);
|
|
7
|
2495 return FAIL;
|
|
|
2496 }
|
|
|
2497 }
|
|
|
2498
|
|
|
2499 /*
|
|
|
2500 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
2501 */
|
|
|
2502 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
2503 {
|
|
56
|
2504 val = get_vartv_number(retvar);
|
|
7
|
2505 while (end_leader > start_leader)
|
|
|
2506 {
|
|
|
2507 --end_leader;
|
|
|
2508 if (*end_leader == '!')
|
|
|
2509 val = !val;
|
|
|
2510 else if (*end_leader == '-')
|
|
|
2511 val = -val;
|
|
|
2512 }
|
|
56
|
2513 clear_vartv(retvar);
|
|
|
2514 retvar->v_type = VAR_NUMBER;
|
|
|
2515 retvar->vval.v_number = val;
|
|
7
|
2516 }
|
|
|
2517
|
|
|
2518 return ret;
|
|
|
2519 }
|
|
|
2520
|
|
|
2521 /*
|
|
56
|
2522 * Evaluate an "[expr]" or "[expr:expr]" index.
|
|
|
2523 * "*arg" points to the '['.
|
|
|
2524 * Returns FAIL or OK. "*arg" is advanced to after the ']'.
|
|
|
2525 */
|
|
|
2526 static int
|
|
|
2527 eval_index(arg, retvar, evaluate)
|
|
|
2528 char_u **arg;
|
|
|
2529 typeval *retvar;
|
|
|
2530 int evaluate;
|
|
|
2531 {
|
|
|
2532 int empty1 = FALSE, empty2 = FALSE;
|
|
|
2533 typeval var1, var2;
|
|
|
2534 long n1, n2 = 0;
|
|
|
2535 long len;
|
|
|
2536 int range;
|
|
|
2537 char_u *s;
|
|
|
2538
|
|
|
2539 if (retvar->v_type == VAR_FUNC)
|
|
|
2540 {
|
|
|
2541 EMSG(_("E999: Cannot index a Funcref"));
|
|
|
2542 return FAIL;
|
|
|
2543 }
|
|
|
2544
|
|
|
2545 /*
|
|
|
2546 * Get the (first) variable from inside the [].
|
|
|
2547 */
|
|
|
2548 *arg = skipwhite(*arg + 1);
|
|
|
2549 if (**arg == ':')
|
|
|
2550 empty1 = TRUE;
|
|
|
2551 else if (eval1(arg, &var1, evaluate) == FAIL) /* recursive! */
|
|
|
2552 return FAIL;
|
|
|
2553
|
|
|
2554 /*
|
|
|
2555 * Get the second variable from inside the [:].
|
|
|
2556 */
|
|
|
2557 if (**arg == ':')
|
|
|
2558 {
|
|
|
2559 range = TRUE;
|
|
|
2560 *arg = skipwhite(*arg + 1);
|
|
|
2561 if (**arg == ']')
|
|
|
2562 empty2 = TRUE;
|
|
|
2563 else if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
2564 {
|
|
|
2565 clear_vartv(&var1);
|
|
|
2566 return FAIL;
|
|
|
2567 }
|
|
|
2568 }
|
|
|
2569 else
|
|
|
2570 range = FALSE;
|
|
|
2571
|
|
|
2572 /* Check for the ']'. */
|
|
|
2573 if (**arg != ']')
|
|
|
2574 {
|
|
|
2575 EMSG(_("E111: Missing ']'"));
|
|
|
2576 clear_vartv(&var1);
|
|
|
2577 if (range)
|
|
|
2578 clear_vartv(&var2);
|
|
|
2579 return FAIL;
|
|
|
2580 }
|
|
|
2581
|
|
|
2582 if (evaluate)
|
|
|
2583 {
|
|
|
2584 if (empty1)
|
|
|
2585 n1 = 0;
|
|
|
2586 else
|
|
|
2587 {
|
|
|
2588 n1 = get_vartv_number(&var1);
|
|
|
2589 clear_vartv(&var1);
|
|
|
2590 }
|
|
|
2591 if (range)
|
|
|
2592 {
|
|
|
2593 if (empty2)
|
|
|
2594 n2 = -1;
|
|
|
2595 else
|
|
|
2596 {
|
|
|
2597 n2 = get_vartv_number(&var2);
|
|
|
2598 clear_vartv(&var2);
|
|
|
2599 }
|
|
|
2600 }
|
|
|
2601
|
|
|
2602 switch (retvar->v_type)
|
|
|
2603 {
|
|
|
2604 case VAR_NUMBER:
|
|
|
2605 case VAR_STRING:
|
|
|
2606 s = get_vartv_string(retvar);
|
|
|
2607 len = (long)STRLEN(s);
|
|
|
2608 if (range)
|
|
|
2609 {
|
|
|
2610 /* The resulting variable is a substring. If the indexes
|
|
|
2611 * are out of range the result is empty. */
|
|
|
2612 if (n1 < 0)
|
|
|
2613 {
|
|
|
2614 n1 = len + n1;
|
|
|
2615 if (n1 < 0)
|
|
|
2616 n1 = 0;
|
|
|
2617 }
|
|
|
2618 if (n2 < 0)
|
|
|
2619 n2 = len + n2;
|
|
|
2620 else if (n2 >= len)
|
|
|
2621 n2 = len;
|
|
|
2622 if (n1 >= len || n2 < 0 || n1 > n2)
|
|
|
2623 s = NULL;
|
|
|
2624 else
|
|
|
2625 s = vim_strnsave(s + n1, (int)(n2 - n1 + 1));
|
|
|
2626 }
|
|
|
2627 else
|
|
|
2628 {
|
|
|
2629 /* The resulting variable is a string of a single
|
|
|
2630 * character. If the index is too big or negative the
|
|
|
2631 * result is empty. */
|
|
|
2632 if (n1 >= len || n1 < 0)
|
|
|
2633 s = NULL;
|
|
|
2634 else
|
|
|
2635 s = vim_strnsave(s + n1, 1);
|
|
|
2636 }
|
|
|
2637 clear_vartv(retvar);
|
|
|
2638 retvar->v_type = VAR_STRING;
|
|
|
2639 retvar->vval.v_string = s;
|
|
|
2640 break;
|
|
|
2641
|
|
|
2642 case VAR_LIST:
|
|
|
2643 len = list_len(retvar->vval.v_list);
|
|
|
2644 if (n1 < 0)
|
|
|
2645 n1 = len + n1;
|
|
|
2646 if (!empty1 && (n1 < 0 || n1 >= len))
|
|
|
2647 {
|
|
|
2648 EMSGN(_(e_listidx), n1);
|
|
|
2649 return FAIL;
|
|
|
2650 }
|
|
|
2651 if (range)
|
|
|
2652 {
|
|
|
2653 listvar *l;
|
|
|
2654 listitem *item;
|
|
|
2655
|
|
|
2656 if (n2 < 0)
|
|
|
2657 n2 = len + n2;
|
|
|
2658 if (!empty2 && (n2 < 0 || n2 >= len || n2 < n1))
|
|
|
2659 {
|
|
|
2660 EMSGN(_(e_listidx), n2);
|
|
|
2661 return FAIL;
|
|
|
2662 }
|
|
|
2663 l = list_alloc();
|
|
|
2664 if (l == NULL)
|
|
|
2665 return FAIL;
|
|
|
2666 for (item = list_find(retvar->vval.v_list, n1);
|
|
|
2667 n1 <= n2; ++n1)
|
|
|
2668 {
|
|
|
2669 if (list_append_tv(l, &item->li_tv) == FAIL)
|
|
|
2670 {
|
|
|
2671 list_free(l);
|
|
|
2672 return FAIL;
|
|
|
2673 }
|
|
|
2674 item = item->li_next;
|
|
|
2675 }
|
|
|
2676 clear_vartv(retvar);
|
|
|
2677 retvar->v_type = VAR_LIST;
|
|
|
2678 retvar->vval.v_list = l;
|
|
|
2679 }
|
|
|
2680 else
|
|
|
2681 {
|
|
|
2682 copy_vartv(&list_find(retvar->vval.v_list, n1)->li_tv,
|
|
|
2683 &var1);
|
|
|
2684 clear_vartv(retvar);
|
|
|
2685 *retvar = var1;
|
|
|
2686 }
|
|
|
2687 break;
|
|
|
2688 }
|
|
|
2689 }
|
|
|
2690
|
|
|
2691 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
2692 return OK;
|
|
|
2693 }
|
|
|
2694
|
|
|
2695 /*
|
|
7
|
2696 * Get an option value.
|
|
|
2697 * "arg" points to the '&' or '+' before the option name.
|
|
|
2698 * "arg" is advanced to character after the option name.
|
|
|
2699 * Return OK or FAIL.
|
|
|
2700 */
|
|
|
2701 static int
|
|
56
|
2702 get_option_vartv(arg, retvar, evaluate)
|
|
7
|
2703 char_u **arg;
|
|
56
|
2704 typeval *retvar; /* when NULL, only check if option exists */
|
|
7
|
2705 int evaluate;
|
|
|
2706 {
|
|
|
2707 char_u *option_end;
|
|
|
2708 long numval;
|
|
|
2709 char_u *stringval;
|
|
|
2710 int opt_type;
|
|
|
2711 int c;
|
|
|
2712 int working = (**arg == '+'); /* has("+option") */
|
|
|
2713 int ret = OK;
|
|
|
2714 int opt_flags;
|
|
|
2715
|
|
|
2716 /*
|
|
|
2717 * Isolate the option name and find its value.
|
|
|
2718 */
|
|
|
2719 option_end = find_option_end(arg, &opt_flags);
|
|
|
2720 if (option_end == NULL)
|
|
|
2721 {
|
|
|
2722 if (retvar != NULL)
|
|
|
2723 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
2724 return FAIL;
|
|
|
2725 }
|
|
|
2726
|
|
|
2727 if (!evaluate)
|
|
|
2728 {
|
|
|
2729 *arg = option_end;
|
|
|
2730 return OK;
|
|
|
2731 }
|
|
|
2732
|
|
|
2733 c = *option_end;
|
|
|
2734 *option_end = NUL;
|
|
|
2735 opt_type = get_option_value(*arg, &numval,
|
|
|
2736 retvar == NULL ? NULL : &stringval, opt_flags);
|
|
|
2737
|
|
|
2738 if (opt_type == -3) /* invalid name */
|
|
|
2739 {
|
|
|
2740 if (retvar != NULL)
|
|
|
2741 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
2742 ret = FAIL;
|
|
|
2743 }
|
|
|
2744 else if (retvar != NULL)
|
|
|
2745 {
|
|
|
2746 if (opt_type == -2) /* hidden string option */
|
|
|
2747 {
|
|
56
|
2748 retvar->v_type = VAR_STRING;
|
|
|
2749 retvar->vval.v_string = NULL;
|
|
7
|
2750 }
|
|
|
2751 else if (opt_type == -1) /* hidden number option */
|
|
|
2752 {
|
|
56
|
2753 retvar->v_type = VAR_NUMBER;
|
|
|
2754 retvar->vval.v_number = 0;
|
|
7
|
2755 }
|
|
|
2756 else if (opt_type == 1) /* number option */
|
|
|
2757 {
|
|
56
|
2758 retvar->v_type = VAR_NUMBER;
|
|
|
2759 retvar->vval.v_number = numval;
|
|
7
|
2760 }
|
|
|
2761 else /* string option */
|
|
|
2762 {
|
|
56
|
2763 retvar->v_type = VAR_STRING;
|
|
|
2764 retvar->vval.v_string = stringval;
|
|
7
|
2765 }
|
|
|
2766 }
|
|
|
2767 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
2768 ret = FAIL;
|
|
|
2769
|
|
|
2770 *option_end = c; /* put back for error messages */
|
|
|
2771 *arg = option_end;
|
|
|
2772
|
|
|
2773 return ret;
|
|
|
2774 }
|
|
|
2775
|
|
|
2776 /*
|
|
|
2777 * Allocate a variable for a string constant.
|
|
|
2778 * Return OK or FAIL.
|
|
|
2779 */
|
|
|
2780 static int
|
|
56
|
2781 get_string_vartv(arg, retvar, evaluate)
|
|
7
|
2782 char_u **arg;
|
|
56
|
2783 typeval *retvar;
|
|
7
|
2784 int evaluate;
|
|
|
2785 {
|
|
|
2786 char_u *p;
|
|
|
2787 char_u *name;
|
|
|
2788 int i;
|
|
|
2789 int extra = 0;
|
|
|
2790
|
|
|
2791 /*
|
|
|
2792 * Find the end of the string, skipping backslashed characters.
|
|
|
2793 */
|
|
39
|
2794 for (p = *arg + 1; *p && *p != '"'; mb_ptr_adv(p))
|
|
7
|
2795 {
|
|
|
2796 if (*p == '\\' && p[1] != NUL)
|
|
|
2797 {
|
|
|
2798 ++p;
|
|
|
2799 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
2800 * to 6 characters: reserve space for 2 extra */
|
|
|
2801 if (*p == '<')
|
|
|
2802 extra += 2;
|
|
|
2803 }
|
|
|
2804 }
|
|
|
2805
|
|
|
2806 if (*p != '"')
|
|
|
2807 {
|
|
|
2808 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
2809 return FAIL;
|
|
|
2810 }
|
|
|
2811
|
|
|
2812 /* If only parsing, set *arg and return here */
|
|
|
2813 if (!evaluate)
|
|
|
2814 {
|
|
|
2815 *arg = p + 1;
|
|
|
2816 return OK;
|
|
|
2817 }
|
|
|
2818
|
|
|
2819 /*
|
|
|
2820 * Copy the string into allocated memory, handling backslashed
|
|
|
2821 * characters.
|
|
|
2822 */
|
|
|
2823 name = alloc((unsigned)(p - *arg + extra));
|
|
|
2824 if (name == NULL)
|
|
|
2825 return FAIL;
|
|
|
2826
|
|
|
2827 i = 0;
|
|
|
2828 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
2829 {
|
|
|
2830 if (*p == '\\')
|
|
|
2831 {
|
|
|
2832 switch (*++p)
|
|
|
2833 {
|
|
|
2834 case 'b': name[i++] = BS; break;
|
|
|
2835 case 'e': name[i++] = ESC; break;
|
|
|
2836 case 'f': name[i++] = FF; break;
|
|
|
2837 case 'n': name[i++] = NL; break;
|
|
|
2838 case 'r': name[i++] = CAR; break;
|
|
|
2839 case 't': name[i++] = TAB; break;
|
|
|
2840
|
|
|
2841 case 'X': /* hex: "\x1", "\x12" */
|
|
|
2842 case 'x':
|
|
|
2843 case 'u': /* Unicode: "\u0023" */
|
|
|
2844 case 'U':
|
|
|
2845 if (vim_isxdigit(p[1]))
|
|
|
2846 {
|
|
|
2847 int n, nr;
|
|
|
2848 int c = toupper(*p);
|
|
|
2849
|
|
|
2850 if (c == 'X')
|
|
|
2851 n = 2;
|
|
|
2852 else
|
|
|
2853 n = 4;
|
|
|
2854 nr = 0;
|
|
|
2855 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
2856 {
|
|
|
2857 ++p;
|
|
|
2858 nr = (nr << 4) + hex2nr(*p);
|
|
|
2859 }
|
|
|
2860 #ifdef FEAT_MBYTE
|
|
|
2861 /* For "\u" store the number according to
|
|
|
2862 * 'encoding'. */
|
|
|
2863 if (c != 'X')
|
|
|
2864 i += (*mb_char2bytes)(nr, name + i);
|
|
|
2865 else
|
|
|
2866 #endif
|
|
|
2867 name[i++] = nr;
|
|
|
2868 }
|
|
|
2869 else
|
|
|
2870 name[i++] = *p;
|
|
|
2871 break;
|
|
|
2872
|
|
|
2873 /* octal: "\1", "\12", "\123" */
|
|
|
2874 case '0':
|
|
|
2875 case '1':
|
|
|
2876 case '2':
|
|
|
2877 case '3':
|
|
|
2878 case '4':
|
|
|
2879 case '5':
|
|
|
2880 case '6':
|
|
|
2881 case '7': name[i] = *p - '0';
|
|
|
2882 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2883 {
|
|
|
2884 ++p;
|
|
|
2885 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2886 if (p[1] >= '0' && p[1] <= '7')
|
|
|
2887 {
|
|
|
2888 ++p;
|
|
|
2889 name[i] = (name[i] << 3) + *p - '0';
|
|
|
2890 }
|
|
|
2891 }
|
|
|
2892 ++i;
|
|
|
2893 break;
|
|
|
2894
|
|
|
2895 /* Special key, e.g.: "\<C-W>" */
|
|
|
2896 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
2897 if (extra != 0)
|
|
|
2898 {
|
|
|
2899 i += extra;
|
|
|
2900 --p;
|
|
|
2901 break;
|
|
|
2902 }
|
|
|
2903 /* FALLTHROUGH */
|
|
|
2904
|
|
|
2905 default: name[i++] = *p;
|
|
|
2906 break;
|
|
|
2907 }
|
|
|
2908 }
|
|
|
2909 else
|
|
|
2910 name[i++] = *p;
|
|
|
2911
|
|
|
2912 #ifdef FEAT_MBYTE
|
|
|
2913 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
2914 if (has_mbyte)
|
|
|
2915 {
|
|
|
2916 int l = (*mb_ptr2len_check)(p);
|
|
|
2917
|
|
|
2918 while (--l > 0)
|
|
|
2919 name[i++] = *++p;
|
|
|
2920 }
|
|
|
2921 #endif
|
|
|
2922 }
|
|
|
2923 name[i] = NUL;
|
|
|
2924 *arg = p + 1;
|
|
|
2925
|
|
56
|
2926 retvar->v_type = VAR_STRING;
|
|
|
2927 retvar->vval.v_string = name;
|
|
7
|
2928
|
|
|
2929 return OK;
|
|
|
2930 }
|
|
|
2931
|
|
|
2932 /*
|
|
|
2933 * Allocate a variable for an backtick-string constant.
|
|
|
2934 * Return OK or FAIL.
|
|
|
2935 */
|
|
|
2936 static int
|
|
56
|
2937 get_lit_string_vartv(arg, retvar, evaluate)
|
|
7
|
2938 char_u **arg;
|
|
56
|
2939 typeval *retvar;
|
|
7
|
2940 int evaluate;
|
|
|
2941 {
|
|
|
2942 char_u *p;
|
|
|
2943 char_u *name;
|
|
|
2944
|
|
|
2945 /*
|
|
|
2946 * Find the end of the string.
|
|
|
2947 */
|
|
|
2948 p = vim_strchr(*arg + 1, '\'');
|
|
|
2949 if (p == NULL)
|
|
|
2950 {
|
|
|
2951 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
2952 return FAIL;
|
|
|
2953 }
|
|
|
2954
|
|
|
2955 if (evaluate)
|
|
|
2956 {
|
|
|
2957 /*
|
|
|
2958 * Copy the string into allocated memory.
|
|
|
2959 */
|
|
|
2960 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
2961 if (name == NULL)
|
|
|
2962 return FAIL;
|
|
|
2963
|
|
56
|
2964 retvar->v_type = VAR_STRING;
|
|
|
2965 retvar->vval.v_string = name;
|
|
7
|
2966 }
|
|
|
2967
|
|
|
2968 *arg = p + 1;
|
|
|
2969
|
|
|
2970 return OK;
|
|
|
2971 }
|
|
|
2972
|
|
|
2973 /*
|
|
56
|
2974 * Allocate a variable for a List and fill it from "*arg".
|
|
|
2975 * Return OK or FAIL.
|
|
|
2976 */
|
|
|
2977 static int
|
|
|
2978 get_list_vartv(arg, retvar, evaluate)
|
|
|
2979 char_u **arg;
|
|
|
2980 typeval *retvar;
|
|
|
2981 int evaluate;
|
|
|
2982 {
|
|
|
2983 listvar *l = NULL;
|
|
|
2984 typeval tv;
|
|
|
2985 listitem *item;
|
|
|
2986
|
|
|
2987 if (evaluate)
|
|
|
2988 {
|
|
|
2989 l = list_alloc();
|
|
|
2990 if (l == NULL)
|
|
|
2991 return FAIL;
|
|
|
2992 }
|
|
|
2993
|
|
|
2994 *arg = skipwhite(*arg + 1);
|
|
|
2995 while (**arg != ']' && **arg != NUL)
|
|
|
2996 {
|
|
|
2997 if (eval1(arg, &tv, evaluate) == FAIL) /* recursive! */
|
|
|
2998 goto failret;
|
|
|
2999 if (evaluate)
|
|
|
3000 {
|
|
|
3001 item = listitem_alloc();
|
|
|
3002 if (item != NULL)
|
|
|
3003 {
|
|
|
3004 item->li_tv = tv;
|
|
|
3005 list_append(l, item);
|
|
|
3006 }
|
|
|
3007 }
|
|
|
3008
|
|
|
3009 if (**arg == ']')
|
|
|
3010 break;
|
|
|
3011 if (**arg != ',')
|
|
|
3012 {
|
|
|
3013 EMSG2(_("E999: Missing comma in list: %s"), *arg);
|
|
|
3014 goto failret;
|
|
|
3015 }
|
|
|
3016 *arg = skipwhite(*arg + 1);
|
|
|
3017 }
|
|
|
3018
|
|
|
3019 if (**arg != ']')
|
|
|
3020 {
|
|
|
3021 EMSG2(_("E999: Missing end of list ']': %s"), *arg);
|
|
|
3022 failret:
|
|
|
3023 if (evaluate)
|
|
|
3024 list_free(l);
|
|
|
3025 return FAIL;
|
|
|
3026 }
|
|
|
3027
|
|
|
3028 *arg = skipwhite(*arg + 1);
|
|
|
3029 if (evaluate)
|
|
|
3030 {
|
|
|
3031 retvar->v_type = VAR_LIST;
|
|
|
3032 retvar->vval.v_list = l;
|
|
|
3033 ++l->lv_refcount;
|
|
|
3034 }
|
|
|
3035
|
|
|
3036 return OK;
|
|
|
3037 }
|
|
|
3038
|
|
|
3039 /*
|
|
|
3040 * Allocate an empty header for a list.
|
|
|
3041 */
|
|
|
3042 static listvar *
|
|
|
3043 list_alloc()
|
|
|
3044 {
|
|
|
3045 return (listvar *)alloc_clear(sizeof(listvar));
|
|
|
3046 }
|
|
|
3047
|
|
|
3048 /*
|
|
|
3049 * Unreference a list: decrement the reference count and free it when it
|
|
|
3050 * becomes zero.
|
|
|
3051 */
|
|
|
3052 static void
|
|
|
3053 list_unref(l)
|
|
|
3054 listvar *l;
|
|
|
3055 {
|
|
|
3056 if (l != NULL && --l->lv_refcount <= 0)
|
|
|
3057 list_free(l);
|
|
|
3058 }
|
|
|
3059
|
|
|
3060 /*
|
|
|
3061 * Free a list, including all items it points to.
|
|
|
3062 * Ignores the reference count.
|
|
|
3063 */
|
|
|
3064 static void
|
|
|
3065 list_free(l)
|
|
|
3066 listvar *l;
|
|
|
3067 {
|
|
|
3068 listitem *item;
|
|
|
3069 listitem *next;
|
|
|
3070
|
|
|
3071 for (item = l->lv_first; item != NULL; item = next)
|
|
|
3072 {
|
|
|
3073 next = item->li_next;
|
|
|
3074 listitem_free(item);
|
|
|
3075 }
|
|
|
3076 vim_free(l);
|
|
|
3077 }
|
|
|
3078
|
|
|
3079 /*
|
|
|
3080 * Allocate a list item.
|
|
|
3081 */
|
|
|
3082 static listitem *
|
|
|
3083 listitem_alloc()
|
|
|
3084 {
|
|
|
3085 return (listitem *)alloc(sizeof(listitem));
|
|
|
3086 }
|
|
|
3087
|
|
|
3088 /*
|
|
|
3089 * Free a list item. Also clears the value;
|
|
|
3090 */
|
|
|
3091 static void
|
|
|
3092 listitem_free(item)
|
|
|
3093 listitem *item;
|
|
|
3094 {
|
|
|
3095 clear_vartv(&item->li_tv);
|
|
|
3096 vim_free(item);
|
|
|
3097 }
|
|
|
3098
|
|
|
3099 /*
|
|
|
3100 * Get the number of items in a list.
|
|
|
3101 */
|
|
|
3102 static long
|
|
|
3103 list_len(l)
|
|
|
3104 listvar *l;
|
|
|
3105 {
|
|
|
3106 listitem *item;
|
|
|
3107 long len = 0;
|
|
|
3108
|
|
|
3109 if (l == NULL)
|
|
|
3110 return 0L;
|
|
|
3111 for (item = l->lv_first; item != NULL; item = item->li_next)
|
|
|
3112 ++len;
|
|
|
3113 return len;
|
|
|
3114 }
|
|
|
3115
|
|
|
3116 /*
|
|
|
3117 * Locate item with index "n" in list "l" and return it.
|
|
|
3118 * A negative index is counted from the end; -1 is the last item.
|
|
|
3119 * Returns NULL when "n" is out of range.
|
|
|
3120 */
|
|
|
3121 static listitem *
|
|
|
3122 list_find(l, n)
|
|
|
3123 listvar *l;
|
|
|
3124 long n;
|
|
|
3125 {
|
|
|
3126 listitem *item;
|
|
|
3127 long idx;
|
|
|
3128
|
|
|
3129 if (l == NULL)
|
|
|
3130 return NULL;
|
|
|
3131 if (n < 0)
|
|
|
3132 {
|
|
|
3133 idx = -1; /* search from the end */
|
|
|
3134 for (item = l->lv_last; item != NULL && idx > n; item = item->li_prev)
|
|
|
3135 --idx;
|
|
|
3136 }
|
|
|
3137 else
|
|
|
3138 {
|
|
|
3139 idx = 0; /* search from the start */
|
|
|
3140 for (item = l->lv_first; item != NULL && idx < n; item = item->li_next)
|
|
|
3141 ++idx;
|
|
|
3142 }
|
|
|
3143 if (idx != n)
|
|
|
3144 return NULL;
|
|
|
3145 return item;
|
|
|
3146 }
|
|
|
3147
|
|
|
3148 /*
|
|
|
3149 * Append item "item" to the end of list "l".
|
|
|
3150 */
|
|
|
3151 static void
|
|
|
3152 list_append(l, item)
|
|
|
3153 listvar *l;
|
|
|
3154 listitem *item;
|
|
|
3155 {
|
|
|
3156 if (l->lv_last == NULL)
|
|
|
3157 {
|
|
|
3158 /* empty list */
|
|
|
3159 l->lv_first = item;
|
|
|
3160 l->lv_last = item;
|
|
|
3161 item->li_prev = NULL;
|
|
|
3162 }
|
|
|
3163 else
|
|
|
3164 {
|
|
|
3165 l->lv_last->li_next = item;
|
|
|
3166 item->li_prev = l->lv_last;
|
|
|
3167 l->lv_last = item;
|
|
|
3168 }
|
|
|
3169 item->li_next = NULL;
|
|
|
3170 }
|
|
|
3171
|
|
|
3172 /*
|
|
|
3173 * Append typeval "tv" to the end of list "l".
|
|
|
3174 */
|
|
|
3175 static int
|
|
|
3176 list_append_tv(l, tv)
|
|
|
3177 listvar *l;
|
|
|
3178 typeval *tv;
|
|
|
3179 {
|
|
|
3180 listitem *ni = listitem_alloc();
|
|
|
3181
|
|
|
3182 if (ni == NULL)
|
|
|
3183 return FAIL;
|
|
|
3184 copy_vartv(tv, &ni->li_tv);
|
|
|
3185 list_append(l, ni);
|
|
|
3186 return OK;
|
|
|
3187 }
|
|
|
3188
|
|
|
3189 /*
|
|
|
3190 * Make a copy of list "l". Shallow if "deep" is FALSE.
|
|
|
3191 * The refcount of the new list is set to 1.
|
|
|
3192 * Returns NULL when out of memory.
|
|
|
3193 */
|
|
|
3194 static listvar *
|
|
|
3195 list_copy(orig, deep)
|
|
|
3196 listvar *orig;
|
|
|
3197 int deep;
|
|
|
3198 {
|
|
|
3199 listvar *copy;
|
|
|
3200 listitem *item;
|
|
|
3201 listitem *ni;
|
|
|
3202 static int recurse = 0;
|
|
|
3203
|
|
|
3204 if (orig == NULL)
|
|
|
3205 return NULL;
|
|
|
3206 if (recurse >= VAR_LIST_MAXNEST)
|
|
|
3207 {
|
|
|
3208 EMSG(_("E999: List nested too deep for making a copy"));
|
|
|
3209 return NULL;
|
|
|
3210 }
|
|
|
3211 ++recurse;
|
|
|
3212
|
|
|
3213 copy = list_alloc();
|
|
|
3214 if (copy != NULL)
|
|
|
3215 {
|
|
|
3216 for (item = orig->lv_first; item != NULL; item = item->li_next)
|
|
|
3217 {
|
|
|
3218 ni = listitem_alloc();
|
|
|
3219 if (ni == NULL)
|
|
|
3220 break;
|
|
|
3221 if (deep && item->li_tv.v_type == VAR_LIST)
|
|
|
3222 {
|
|
|
3223 ni->li_tv.v_type = VAR_LIST;
|
|
|
3224 ni->li_tv.vval.v_list = list_copy(item->li_tv.vval.v_list,
|
|
|
3225 TRUE);
|
|
|
3226 if (ni->li_tv.vval.v_list == NULL)
|
|
|
3227 {
|
|
|
3228 vim_free(ni);
|
|
|
3229 break;
|
|
|
3230 }
|
|
|
3231 }
|
|
|
3232 else
|
|
|
3233 copy_vartv(&item->li_tv, &ni->li_tv);
|
|
|
3234 list_append(copy, ni);
|
|
|
3235 }
|
|
|
3236 ++copy->lv_refcount;
|
|
|
3237 }
|
|
|
3238
|
|
|
3239 --recurse;
|
|
|
3240 return copy;
|
|
|
3241 }
|
|
|
3242
|
|
|
3243 /*
|
|
|
3244 * Remove item with index "n" from list "l" and return it.
|
|
|
3245 * Returns NULL when "n" is out of range.
|
|
|
3246 */
|
|
|
3247 static listitem *
|
|
|
3248 list_getrem(l, n)
|
|
|
3249 listvar *l;
|
|
|
3250 long n;
|
|
|
3251 {
|
|
|
3252 listitem *item;
|
|
|
3253
|
|
|
3254 item = list_find(l, n);
|
|
|
3255 if (item != NULL)
|
|
|
3256 {
|
|
|
3257 if (item->li_next == NULL)
|
|
|
3258 l->lv_last = item->li_prev;
|
|
|
3259 else
|
|
|
3260 item->li_next->li_prev = item->li_prev;
|
|
|
3261 if (item->li_prev == NULL)
|
|
|
3262 l->lv_first = item->li_next;
|
|
|
3263 else
|
|
|
3264 item->li_prev->li_next = item->li_next;
|
|
|
3265 }
|
|
|
3266 return item;
|
|
|
3267 }
|
|
|
3268
|
|
|
3269 /*
|
|
|
3270 * Return an allocated string with the string representation of a list.
|
|
|
3271 * May return NULL.
|
|
|
3272 */
|
|
|
3273 static char_u *
|
|
|
3274 list2string(tv)
|
|
|
3275 typeval *tv;
|
|
|
3276 {
|
|
|
3277 garray_T ga;
|
|
|
3278 listitem *item;
|
|
|
3279 int first = TRUE;
|
|
|
3280 char_u *tofree;
|
|
|
3281 char_u *s;
|
|
|
3282
|
|
|
3283 if (tv->vval.v_list == NULL)
|
|
|
3284 return NULL;
|
|
|
3285 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
3286 ga_append(&ga, '[');
|
|
|
3287
|
|
|
3288 for (item = tv->vval.v_list->lv_first; item != NULL; item = item->li_next)
|
|
|
3289 {
|
|
|
3290 if (first)
|
|
|
3291 first = FALSE;
|
|
|
3292 else
|
|
|
3293 ga_concat(&ga, (char_u *)", ");
|
|
|
3294
|
|
|
3295 s = tv2string(&item->li_tv, &tofree);
|
|
|
3296 if (s != NULL)
|
|
|
3297 ga_concat(&ga, s);
|
|
|
3298 vim_free(tofree);
|
|
|
3299 }
|
|
|
3300
|
|
|
3301 ga_append(&ga, ']');
|
|
|
3302 ga_append(&ga, NUL);
|
|
|
3303 return (char_u *)ga.ga_data;
|
|
|
3304 }
|
|
|
3305
|
|
|
3306 /*
|
|
|
3307 * Return a string with the string representation of a variable.
|
|
|
3308 * If the memory is allocated "tofree" is set to it, otherwise NULL.
|
|
|
3309 * Can only be used once before the value is used, it may call
|
|
|
3310 * get_var_string().
|
|
|
3311 * May return NULL;
|
|
|
3312 */
|
|
|
3313 static char_u *
|
|
|
3314 tv2string(tv, tofree)
|
|
|
3315 typeval *tv;
|
|
|
3316 char_u **tofree;
|
|
|
3317 {
|
|
|
3318 switch (tv->v_type)
|
|
|
3319 {
|
|
|
3320 case VAR_FUNC:
|
|
|
3321 *tofree = NULL;
|
|
|
3322 return tv->vval.v_string;
|
|
|
3323 case VAR_LIST:
|
|
|
3324 *tofree = list2string(tv);
|
|
|
3325 return *tofree;
|
|
|
3326 default:
|
|
|
3327 break;
|
|
|
3328 }
|
|
|
3329 *tofree = NULL;
|
|
|
3330 return get_vartv_string(tv);
|
|
|
3331 }
|
|
|
3332
|
|
|
3333 /*
|
|
7
|
3334 * Get the value of an environment variable.
|
|
|
3335 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
3336 * If the environment variable was not set, silently assume it is empty.
|
|
|
3337 * Always return OK.
|
|
|
3338 */
|
|
|
3339 static int
|
|
56
|
3340 get_env_vartv(arg, retvar, evaluate)
|
|
7
|
3341 char_u **arg;
|
|
56
|
3342 typeval *retvar;
|
|
7
|
3343 int evaluate;
|
|
|
3344 {
|
|
|
3345 char_u *string = NULL;
|
|
|
3346 int len;
|
|
|
3347 int cc;
|
|
|
3348 char_u *name;
|
|
|
3349
|
|
|
3350 ++*arg;
|
|
|
3351 name = *arg;
|
|
|
3352 len = get_env_len(arg);
|
|
|
3353 if (evaluate)
|
|
|
3354 {
|
|
|
3355 if (len != 0)
|
|
|
3356 {
|
|
|
3357 cc = name[len];
|
|
|
3358 name[len] = NUL;
|
|
|
3359 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
3360 string = mch_getenv(name);
|
|
|
3361 if (string != NULL && *string != NUL)
|
|
|
3362 string = vim_strsave(string);
|
|
|
3363 else
|
|
|
3364 {
|
|
|
3365 /* next try expanding things like $VIM and ${HOME} */
|
|
|
3366 string = expand_env_save(name - 1);
|
|
|
3367 if (string != NULL && *string == '$')
|
|
|
3368 {
|
|
|
3369 vim_free(string);
|
|
|
3370 string = NULL;
|
|
|
3371 }
|
|
|
3372 }
|
|
|
3373 name[len] = cc;
|
|
|
3374 }
|
|
56
|
3375 retvar->v_type = VAR_STRING;
|
|
|
3376 retvar->vval.v_string = string;
|
|
7
|
3377 }
|
|
|
3378
|
|
|
3379 return OK;
|
|
|
3380 }
|
|
|
3381
|
|
|
3382 /*
|
|
|
3383 * Array with names and number of arguments of all internal functions
|
|
|
3384 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
3385 */
|
|
|
3386 static struct fst
|
|
|
3387 {
|
|
|
3388 char *f_name; /* function name */
|
|
|
3389 char f_min_argc; /* minimal number of arguments */
|
|
|
3390 char f_max_argc; /* maximal number of arguments */
|
|
56
|
3391 void (*f_func) __ARGS((typeval *args, typeval *rvar));
|
|
|
3392 /* implemenation of function */
|
|
7
|
3393 } functions[] =
|
|
|
3394 {
|
|
|
3395 {"append", 2, 2, f_append},
|
|
|
3396 {"argc", 0, 0, f_argc},
|
|
|
3397 {"argidx", 0, 0, f_argidx},
|
|
|
3398 {"argv", 1, 1, f_argv},
|
|
|
3399 {"browse", 4, 4, f_browse},
|
|
29
|
3400 {"browsedir", 2, 2, f_browsedir},
|
|
7
|
3401 {"bufexists", 1, 1, f_bufexists},
|
|
|
3402 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
3403 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
3404 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
3405 {"buflisted", 1, 1, f_buflisted},
|
|
|
3406 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
3407 {"bufname", 1, 1, f_bufname},
|
|
|
3408 {"bufnr", 1, 1, f_bufnr},
|
|
|
3409 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
3410 {"byte2line", 1, 1, f_byte2line},
|
|
18
|
3411 {"byteidx", 2, 2, f_byteidx},
|
|
7
|
3412 {"char2nr", 1, 1, f_char2nr},
|
|
|
3413 {"cindent", 1, 1, f_cindent},
|
|
|
3414 {"col", 1, 1, f_col},
|
|
|
3415 {"confirm", 1, 4, f_confirm},
|
|
56
|
3416 {"copy", 1, 1, f_copy},
|
|
7
|
3417 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
3418 {"cursor", 2, 2, f_cursor},
|
|
56
|
3419 {"deepcopy", 1, 1, f_deepcopy},
|
|
7
|
3420 {"delete", 1, 1, f_delete},
|
|
|
3421 {"did_filetype", 0, 0, f_did_filetype},
|
|
32
|
3422 {"diff_filler", 1, 1, f_diff_filler},
|
|
|
3423 {"diff_hlID", 2, 2, f_diff_hlID},
|
|
7
|
3424 {"escape", 2, 2, f_escape},
|
|
|
3425 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
3426 {"executable", 1, 1, f_executable},
|
|
|
3427 {"exists", 1, 1, f_exists},
|
|
|
3428 {"expand", 1, 2, f_expand},
|
|
|
3429 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
3430 {"filereadable", 1, 1, f_filereadable},
|
|
|
3431 {"filewritable", 1, 1, f_filewritable},
|
|
19
|
3432 {"finddir", 1, 3, f_finddir},
|
|
|
3433 {"findfile", 1, 3, f_findfile},
|
|
7
|
3434 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
3435 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
3436 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
3437 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
3438 {"foldtext", 0, 0, f_foldtext},
|
|
29
|
3439 {"foldtextresult", 1, 1, f_foldtextresult},
|
|
7
|
3440 {"foreground", 0, 0, f_foreground},
|
|
56
|
3441 {"function", 1, 1, f_function},
|
|
7
|
3442 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
3443 {"getchar", 0, 1, f_getchar},
|
|
|
3444 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
3445 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
3446 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
3447 {"getcwd", 0, 0, f_getcwd},
|
|
38
|
3448 {"getfontname", 0, 1, f_getfontname},
|
|
20
|
3449 {"getfperm", 1, 1, f_getfperm},
|
|
7
|
3450 {"getfsize", 1, 1, f_getfsize},
|
|
|
3451 {"getftime", 1, 1, f_getftime},
|
|
20
|
3452 {"getftype", 1, 1, f_getftype},
|
|
7
|
3453 {"getline", 1, 1, f_getline},
|
|
|
3454 {"getreg", 0, 1, f_getreg},
|
|
|
3455 {"getregtype", 0, 1, f_getregtype},
|
|
|
3456 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
3457 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
3458 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
3459 {"glob", 1, 1, f_glob},
|
|
|
3460 {"globpath", 2, 2, f_globpath},
|
|
|
3461 {"has", 1, 1, f_has},
|
|
|
3462 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
3463 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
3464 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
3465 {"histadd", 2, 2, f_histadd},
|
|
|
3466 {"histdel", 1, 2, f_histdel},
|
|
|
3467 {"histget", 1, 2, f_histget},
|
|
|
3468 {"histnr", 1, 1, f_histnr},
|
|
|
3469 {"hlID", 1, 1, f_hlID},
|
|
|
3470 {"hlexists", 1, 1, f_hlexists},
|
|
|
3471 {"hostname", 0, 0, f_hostname},
|
|
|
3472 {"iconv", 3, 3, f_iconv},
|
|
|
3473 {"indent", 1, 1, f_indent},
|
|
|
3474 {"input", 1, 2, f_input},
|
|
|
3475 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
3476 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
3477 {"inputsave", 0, 0, f_inputsave},
|
|
|
3478 {"inputsecret", 1, 2, f_inputsecret},
|
|
56
|
3479 {"insert", 2, 3, f_insert},
|
|
7
|
3480 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
3481 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
56
|
3482 {"len", 1, 1, f_len},
|
|
7
|
3483 {"libcall", 3, 3, f_libcall},
|
|
|
3484 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
3485 {"line", 1, 1, f_line},
|
|
|
3486 {"line2byte", 1, 1, f_line2byte},
|
|
|
3487 {"lispindent", 1, 1, f_lispindent},
|
|
|
3488 {"localtime", 0, 0, f_localtime},
|
|
|
3489 {"maparg", 1, 2, f_maparg},
|
|
|
3490 {"mapcheck", 1, 2, f_mapcheck},
|
|
19
|
3491 {"match", 2, 4, f_match},
|
|
|
3492 {"matchend", 2, 4, f_matchend},
|
|
|
3493 {"matchstr", 2, 4, f_matchstr},
|
|
7
|
3494 {"mode", 0, 0, f_mode},
|
|
|
3495 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
3496 {"nr2char", 1, 1, f_nr2char},
|
|
|
3497 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
3498 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
3499 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
3500 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
3501 {"remote_read", 1, 1, f_remote_read},
|
|
|
3502 {"remote_send", 2, 3, f_remote_send},
|
|
56
|
3503 {"remove", 2, 2, f_remove},
|
|
7
|
3504 {"rename", 2, 2, f_rename},
|
|
18
|
3505 {"repeat", 2, 2, f_repeat},
|
|
7
|
3506 {"resolve", 1, 1, f_resolve},
|
|
|
3507 {"search", 1, 2, f_search},
|
|
|
3508 {"searchpair", 3, 5, f_searchpair},
|
|
|
3509 {"server2client", 2, 2, f_server2client},
|
|
|
3510 {"serverlist", 0, 0, f_serverlist},
|
|
|
3511 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
3512 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
3513 {"setline", 2, 2, f_setline},
|
|
|
3514 {"setreg", 2, 3, f_setreg},
|
|
|
3515 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
3516 {"simplify", 1, 1, f_simplify},
|
|
|
3517 #ifdef HAVE_STRFTIME
|
|
|
3518 {"strftime", 1, 2, f_strftime},
|
|
|
3519 #endif
|
|
|
3520 {"stridx", 2, 2, f_stridx},
|
|
56
|
3521 {"string", 1, 1, f_string},
|
|
7
|
3522 {"strlen", 1, 1, f_strlen},
|
|
|
3523 {"strpart", 2, 3, f_strpart},
|
|
|
3524 {"strridx", 2, 2, f_strridx},
|
|
|
3525 {"strtrans", 1, 1, f_strtrans},
|
|
|
3526 {"submatch", 1, 1, f_submatch},
|
|
|
3527 {"substitute", 4, 4, f_substitute},
|
|
|
3528 {"synID", 3, 3, f_synID},
|
|
|
3529 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
3530 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
24
|
3531 {"system", 1, 2, f_system},
|
|
7
|
3532 {"tempname", 0, 0, f_tempname},
|
|
|
3533 {"tolower", 1, 1, f_tolower},
|
|
|
3534 {"toupper", 1, 1, f_toupper},
|
|
15
|
3535 {"tr", 3, 3, f_tr},
|
|
7
|
3536 {"type", 1, 1, f_type},
|
|
|
3537 {"virtcol", 1, 1, f_virtcol},
|
|
|
3538 {"visualmode", 0, 1, f_visualmode},
|
|
|
3539 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
3540 {"wincol", 0, 0, f_wincol},
|
|
|
3541 {"winheight", 1, 1, f_winheight},
|
|
|
3542 {"winline", 0, 0, f_winline},
|
|
20
|
3543 {"winnr", 0, 1, f_winnr},
|
|
7
|
3544 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
3545 {"winwidth", 1, 1, f_winwidth},
|
|
|
3546 };
|
|
|
3547
|
|
|
3548 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
3549
|
|
|
3550 /*
|
|
|
3551 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
3552 * or user defined function names.
|
|
|
3553 */
|
|
|
3554 char_u *
|
|
|
3555 get_function_name(xp, idx)
|
|
|
3556 expand_T *xp;
|
|
|
3557 int idx;
|
|
|
3558 {
|
|
|
3559 static int intidx = -1;
|
|
|
3560 char_u *name;
|
|
|
3561
|
|
|
3562 if (idx == 0)
|
|
|
3563 intidx = -1;
|
|
|
3564 if (intidx < 0)
|
|
|
3565 {
|
|
|
3566 name = get_user_func_name(xp, idx);
|
|
|
3567 if (name != NULL)
|
|
|
3568 return name;
|
|
|
3569 }
|
|
|
3570 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
3571 {
|
|
|
3572 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
3573 STRCAT(IObuff, "(");
|
|
|
3574 if (functions[intidx].f_max_argc == 0)
|
|
|
3575 STRCAT(IObuff, ")");
|
|
|
3576 return IObuff;
|
|
|
3577 }
|
|
|
3578
|
|
|
3579 return NULL;
|
|
|
3580 }
|
|
|
3581
|
|
|
3582 /*
|
|
|
3583 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
3584 * user defined variable or function names.
|
|
|
3585 */
|
|
|
3586 /*ARGSUSED*/
|
|
|
3587 char_u *
|
|
|
3588 get_expr_name(xp, idx)
|
|
|
3589 expand_T *xp;
|
|
|
3590 int idx;
|
|
|
3591 {
|
|
|
3592 static int intidx = -1;
|
|
|
3593 char_u *name;
|
|
|
3594
|
|
|
3595 if (idx == 0)
|
|
|
3596 intidx = -1;
|
|
|
3597 if (intidx < 0)
|
|
|
3598 {
|
|
|
3599 name = get_function_name(xp, idx);
|
|
|
3600 if (name != NULL)
|
|
|
3601 return name;
|
|
|
3602 }
|
|
|
3603 return get_user_var_name(xp, ++intidx);
|
|
|
3604 }
|
|
|
3605
|
|
|
3606 #endif /* FEAT_CMDL_COMPL */
|
|
|
3607
|
|
|
3608 /*
|
|
|
3609 * Find internal function in table above.
|
|
|
3610 * Return index, or -1 if not found
|
|
|
3611 */
|
|
|
3612 static int
|
|
|
3613 find_internal_func(name)
|
|
|
3614 char_u *name; /* name of the function */
|
|
|
3615 {
|
|
|
3616 int first = 0;
|
|
|
3617 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
3618 int cmp;
|
|
|
3619 int x;
|
|
|
3620
|
|
|
3621 /*
|
|
|
3622 * Find the function name in the table. Binary search.
|
|
|
3623 */
|
|
|
3624 while (first <= last)
|
|
|
3625 {
|
|
|
3626 x = first + ((unsigned)(last - first) >> 1);
|
|
|
3627 cmp = STRCMP(name, functions[x].f_name);
|
|
|
3628 if (cmp < 0)
|
|
|
3629 last = x - 1;
|
|
|
3630 else if (cmp > 0)
|
|
|
3631 first = x + 1;
|
|
|
3632 else
|
|
|
3633 return x;
|
|
|
3634 }
|
|
|
3635 return -1;
|
|
|
3636 }
|
|
|
3637
|
|
|
3638 /*
|
|
56
|
3639 * Check if "name" is a variable of type VAR_FUNC. If so, return the function
|
|
|
3640 * name it contains, otherwise return "name".
|
|
|
3641 */
|
|
|
3642 static char_u *
|
|
|
3643 deref_func_name(name, lenp)
|
|
|
3644 char_u *name;
|
|
|
3645 int *lenp;
|
|
|
3646 {
|
|
|
3647 VAR v;
|
|
|
3648 int cc;
|
|
|
3649
|
|
|
3650 cc = name[*lenp];
|
|
|
3651 name[*lenp] = NUL;
|
|
|
3652 v = find_var(name, FALSE);
|
|
|
3653 name[*lenp] = cc;
|
|
|
3654 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
3655 {
|
|
|
3656 if (v->tv.vval.v_string == NULL)
|
|
|
3657 {
|
|
|
3658 *lenp = 0;
|
|
|
3659 return (char_u *)""; /* just in case */
|
|
|
3660 }
|
|
|
3661 *lenp = STRLEN(v->tv.vval.v_string);
|
|
|
3662 return v->tv.vval.v_string;
|
|
|
3663 }
|
|
|
3664
|
|
|
3665 return name;
|
|
|
3666 }
|
|
|
3667
|
|
|
3668 /*
|
|
7
|
3669 * Allocate a variable for the result of a function.
|
|
|
3670 * Return OK or FAIL.
|
|
|
3671 */
|
|
|
3672 static int
|
|
56
|
3673 get_func_vartv(name, len, retvar, arg, firstline, lastline, doesrange, evaluate)
|
|
7
|
3674 char_u *name; /* name of the function */
|
|
|
3675 int len; /* length of "name" */
|
|
56
|
3676 typeval *retvar;
|
|
7
|
3677 char_u **arg; /* argument, pointing to the '(' */
|
|
|
3678 linenr_T firstline; /* first line of range */
|
|
|
3679 linenr_T lastline; /* last line of range */
|
|
|
3680 int *doesrange; /* return: function handled range */
|
|
|
3681 int evaluate;
|
|
|
3682 {
|
|
|
3683 char_u *argp;
|
|
|
3684 int ret = OK;
|
|
|
3685 #define MAX_FUNC_ARGS 20
|
|
56
|
3686 typeval argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
7
|
3687 int argcount = 0; /* number of arguments found */
|
|
|
3688
|
|
|
3689 /*
|
|
|
3690 * Get the arguments.
|
|
|
3691 */
|
|
|
3692 argp = *arg;
|
|
|
3693 while (argcount < MAX_FUNC_ARGS)
|
|
|
3694 {
|
|
|
3695 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
3696 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
3697 break;
|
|
|
3698 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
3699 {
|
|
|
3700 ret = FAIL;
|
|
|
3701 break;
|
|
|
3702 }
|
|
|
3703 ++argcount;
|
|
|
3704 if (*argp != ',')
|
|
|
3705 break;
|
|
|
3706 }
|
|
|
3707 if (*argp == ')')
|
|
|
3708 ++argp;
|
|
|
3709 else
|
|
|
3710 ret = FAIL;
|
|
|
3711
|
|
|
3712 if (ret == OK)
|
|
|
3713 ret = call_func(name, len, retvar, argcount, argvars,
|
|
|
3714 firstline, lastline, doesrange, evaluate);
|
|
|
3715 else if (!aborting())
|
|
|
3716 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
3717
|
|
|
3718 while (--argcount >= 0)
|
|
56
|
3719 clear_vartv(&argvars[argcount]);
|
|
7
|
3720
|
|
|
3721 *arg = skipwhite(argp);
|
|
|
3722 return ret;
|
|
|
3723 }
|
|
|
3724
|
|
|
3725
|
|
|
3726 /*
|
|
|
3727 * Call a function with its resolved parameters
|
|
|
3728 * Return OK or FAIL.
|
|
|
3729 */
|
|
|
3730 static int
|
|
|
3731 call_func(name, len, retvar, argcount, argvars, firstline, lastline,
|
|
|
3732 doesrange, evaluate)
|
|
|
3733 char_u *name; /* name of the function */
|
|
|
3734 int len; /* length of "name" */
|
|
56
|
3735 typeval *retvar; /* return value goes here */
|
|
7
|
3736 int argcount; /* number of "argvars" */
|
|
56
|
3737 typeval *argvars; /* vars for arguments */
|
|
7
|
3738 linenr_T firstline; /* first line of range */
|
|
|
3739 linenr_T lastline; /* last line of range */
|
|
|
3740 int *doesrange; /* return: function handled range */
|
|
|
3741 int evaluate;
|
|
|
3742 {
|
|
|
3743 int ret = FAIL;
|
|
|
3744 static char *errors[] =
|
|
|
3745 {N_("E117: Unknown function: %s"),
|
|
|
3746 N_("E118: Too many arguments for function: %s"),
|
|
|
3747 N_("E119: Not enough arguments for function: %s"),
|
|
|
3748 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
3749 };
|
|
|
3750 #define ERROR_UNKNOWN 0
|
|
|
3751 #define ERROR_TOOMANY 1
|
|
|
3752 #define ERROR_TOOFEW 2
|
|
|
3753 #define ERROR_SCRIPT 3
|
|
|
3754 #define ERROR_NONE 4
|
|
|
3755 #define ERROR_OTHER 5
|
|
|
3756 int error = ERROR_NONE;
|
|
|
3757 int i;
|
|
|
3758 int llen;
|
|
|
3759 ufunc_T *fp;
|
|
|
3760 int cc;
|
|
|
3761 #define FLEN_FIXED 40
|
|
|
3762 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
3763 char_u *fname;
|
|
|
3764
|
|
|
3765 /*
|
|
|
3766 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
3767 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
3768 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
3769 */
|
|
|
3770 cc = name[len];
|
|
|
3771 name[len] = NUL;
|
|
|
3772 llen = eval_fname_script(name);
|
|
|
3773 if (llen > 0)
|
|
|
3774 {
|
|
|
3775 fname_buf[0] = K_SPECIAL;
|
|
|
3776 fname_buf[1] = KS_EXTRA;
|
|
|
3777 fname_buf[2] = (int)KE_SNR;
|
|
|
3778 i = 3;
|
|
|
3779 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
3780 {
|
|
|
3781 if (current_SID <= 0)
|
|
|
3782 error = ERROR_SCRIPT;
|
|
|
3783 else
|
|
|
3784 {
|
|
|
3785 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
3786 i = (int)STRLEN(fname_buf);
|
|
|
3787 }
|
|
|
3788 }
|
|
|
3789 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
3790 {
|
|
|
3791 STRCPY(fname_buf + i, name + llen);
|
|
|
3792 fname = fname_buf;
|
|
|
3793 }
|
|
|
3794 else
|
|
|
3795 {
|
|
|
3796 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
3797 if (fname == NULL)
|
|
|
3798 error = ERROR_OTHER;
|
|
|
3799 else
|
|
|
3800 {
|
|
|
3801 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
3802 STRCPY(fname + i, name + llen);
|
|
|
3803 }
|
|
|
3804 }
|
|
|
3805 }
|
|
|
3806 else
|
|
|
3807 fname = name;
|
|
|
3808
|
|
|
3809 *doesrange = FALSE;
|
|
|
3810
|
|
|
3811
|
|
|
3812 /* execute the function if no errors detected and executing */
|
|
|
3813 if (evaluate && error == ERROR_NONE)
|
|
|
3814 {
|
|
56
|
3815 retvar->v_type = VAR_NUMBER; /* default is number retvar */
|
|
7
|
3816 error = ERROR_UNKNOWN;
|
|
|
3817
|
|
|
3818 if (!ASCII_ISLOWER(fname[0]))
|
|
|
3819 {
|
|
|
3820 /*
|
|
|
3821 * User defined function.
|
|
|
3822 */
|
|
|
3823 fp = find_func(fname);
|
|
|
3824 #ifdef FEAT_AUTOCMD
|
|
|
3825 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
3826 fname, fname, TRUE, NULL)
|
|
|
3827 #ifdef FEAT_EVAL
|
|
|
3828 && !aborting()
|
|
|
3829 #endif
|
|
|
3830 )
|
|
|
3831 {
|
|
|
3832 /* executed an autocommand, search for function again */
|
|
|
3833 fp = find_func(fname);
|
|
|
3834 }
|
|
|
3835 #endif
|
|
|
3836 if (fp != NULL)
|
|
|
3837 {
|
|
|
3838 if (fp->flags & FC_RANGE)
|
|
|
3839 *doesrange = TRUE;
|
|
|
3840 if (argcount < fp->args.ga_len)
|
|
|
3841 error = ERROR_TOOFEW;
|
|
|
3842 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
3843 error = ERROR_TOOMANY;
|
|
|
3844 else
|
|
|
3845 {
|
|
|
3846 /*
|
|
|
3847 * Call the user function.
|
|
|
3848 * Save and restore search patterns, script variables and
|
|
|
3849 * redo buffer.
|
|
|
3850 */
|
|
|
3851 save_search_patterns();
|
|
|
3852 saveRedobuff();
|
|
|
3853 ++fp->calls;
|
|
|
3854 call_user_func(fp, argcount, argvars, retvar,
|
|
|
3855 firstline, lastline);
|
|
|
3856 --fp->calls;
|
|
|
3857 restoreRedobuff();
|
|
|
3858 restore_search_patterns();
|
|
|
3859 error = ERROR_NONE;
|
|
|
3860 }
|
|
|
3861 }
|
|
|
3862 }
|
|
|
3863 else
|
|
|
3864 {
|
|
|
3865 /*
|
|
|
3866 * Find the function name in the table, call its implementation.
|
|
|
3867 */
|
|
|
3868 i = find_internal_func(fname);
|
|
|
3869 if (i >= 0)
|
|
|
3870 {
|
|
|
3871 if (argcount < functions[i].f_min_argc)
|
|
|
3872 error = ERROR_TOOFEW;
|
|
|
3873 else if (argcount > functions[i].f_max_argc)
|
|
|
3874 error = ERROR_TOOMANY;
|
|
|
3875 else
|
|
|
3876 {
|
|
56
|
3877 argvars[argcount].v_type = VAR_UNKNOWN;
|
|
7
|
3878 functions[i].f_func(argvars, retvar);
|
|
|
3879 error = ERROR_NONE;
|
|
|
3880 }
|
|
|
3881 }
|
|
|
3882 }
|
|
|
3883 /*
|
|
|
3884 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
3885 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
3886 * exception that has not been caught so far. This situation can be
|
|
|
3887 * tested for by calling aborting(). For an error in an internal
|
|
|
3888 * function or for the "E132" error in call_user_func(), however, the
|
|
|
3889 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
3890 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
3891 * update that flag first to make aborting() reliable.
|
|
|
3892 */
|
|
|
3893 update_force_abort();
|
|
|
3894 }
|
|
|
3895 if (error == ERROR_NONE)
|
|
|
3896 ret = OK;
|
|
|
3897
|
|
|
3898 /*
|
|
|
3899 * Report an error unless the argument evaluation or function call has been
|
|
|
3900 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
3901 */
|
|
|
3902 if (error < ERROR_NONE && !aborting())
|
|
|
3903 EMSG2((char_u *)_(errors[error]), name);
|
|
|
3904
|
|
|
3905 name[len] = cc;
|
|
|
3906 if (fname != name && fname != fname_buf)
|
|
|
3907 vim_free(fname);
|
|
|
3908
|
|
|
3909 return ret;
|
|
|
3910 }
|
|
|
3911
|
|
|
3912 /*********************************************
|
|
|
3913 * Implementation of the built-in functions
|
|
|
3914 */
|
|
|
3915
|
|
|
3916 /*
|
|
|
3917 * "append(lnum, string)" function
|
|
56
|
3918 * or "append(list, item)" function
|
|
7
|
3919 */
|
|
|
3920 static void
|
|
|
3921 f_append(argvars, retvar)
|
|
56
|
3922 typeval *argvars;
|
|
|
3923 typeval *retvar;
|
|
7
|
3924 {
|
|
|
3925 long lnum;
|
|
|
3926
|
|
56
|
3927 retvar->vval.v_number = 1; /* Default: Failed */
|
|
|
3928 if (argvars[0].v_type == VAR_LIST)
|
|
|
3929 {
|
|
|
3930 if (argvars[0].vval.v_list != NULL
|
|
|
3931 && list_append_tv(argvars[0].vval.v_list, &argvars[1]) == OK)
|
|
|
3932 copy_vartv(&argvars[0], retvar);
|
|
|
3933 }
|
|
|
3934 else
|
|
|
3935 {
|
|
|
3936 lnum = get_vartv_lnum(argvars);
|
|
|
3937 if (lnum >= 0
|
|
|
3938 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
3939 && u_save(lnum, lnum + 1) == OK)
|
|
|
3940 {
|
|
|
3941 ml_append(lnum, get_vartv_string(&argvars[1]), (colnr_T)0, FALSE);
|
|
|
3942 if (curwin->w_cursor.lnum > lnum)
|
|
|
3943 ++curwin->w_cursor.lnum;
|
|
|
3944 appended_lines_mark(lnum, 1L);
|
|
|
3945 retvar->vval.v_number = 0;
|
|
|
3946 }
|
|
7
|
3947 }
|
|
|
3948 }
|
|
|
3949
|
|
|
3950 /*
|
|
|
3951 * "argc()" function
|
|
|
3952 */
|
|
|
3953 /* ARGSUSED */
|
|
|
3954 static void
|
|
|
3955 f_argc(argvars, retvar)
|
|
56
|
3956 typeval *argvars;
|
|
|
3957 typeval *retvar;
|
|
|
3958 {
|
|
|
3959 retvar->vval.v_number = ARGCOUNT;
|
|
7
|
3960 }
|
|
|
3961
|
|
|
3962 /*
|
|
|
3963 * "argidx()" function
|
|
|
3964 */
|
|
|
3965 /* ARGSUSED */
|
|
|
3966 static void
|
|
|
3967 f_argidx(argvars, retvar)
|
|
56
|
3968 typeval *argvars;
|
|
|
3969 typeval *retvar;
|
|
|
3970 {
|
|
|
3971 retvar->vval.v_number = curwin->w_arg_idx;
|
|
7
|
3972 }
|
|
|
3973
|
|
|
3974 /*
|
|
|
3975 * "argv(nr)" function
|
|
|
3976 */
|
|
|
3977 static void
|
|
|
3978 f_argv(argvars, retvar)
|
|
56
|
3979 typeval *argvars;
|
|
|
3980 typeval *retvar;
|
|
7
|
3981 {
|
|
|
3982 int idx;
|
|
|
3983
|
|
56
|
3984 idx = get_vartv_number(&argvars[0]);
|
|
7
|
3985 if (idx >= 0 && idx < ARGCOUNT)
|
|
56
|
3986 retvar->vval.v_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
3987 else
|
|
|
3988 retvar->vval.v_string = NULL;
|
|
|
3989 retvar->v_type = VAR_STRING;
|
|
7
|
3990 }
|
|
|
3991
|
|
|
3992 /*
|
|
|
3993 * "browse(save, title, initdir, default)" function
|
|
|
3994 */
|
|
|
3995 /* ARGSUSED */
|
|
|
3996 static void
|
|
|
3997 f_browse(argvars, retvar)
|
|
56
|
3998 typeval *argvars;
|
|
|
3999 typeval *retvar;
|
|
7
|
4000 {
|
|
|
4001 #ifdef FEAT_BROWSE
|
|
|
4002 int save;
|
|
|
4003 char_u *title;
|
|
|
4004 char_u *initdir;
|
|
|
4005 char_u *defname;
|
|
|
4006 char_u buf[NUMBUFLEN];
|
|
|
4007 char_u buf2[NUMBUFLEN];
|
|
|
4008
|
|
56
|
4009 save = get_vartv_number(&argvars[0]);
|
|
|
4010 title = get_vartv_string(&argvars[1]);
|
|
|
4011 initdir = get_vartv_string_buf(&argvars[2], buf);
|
|
|
4012 defname = get_vartv_string_buf(&argvars[3], buf2);
|
|
|
4013
|
|
|
4014 retvar->vval.v_string =
|
|
29
|
4015 do_browse(save ? BROWSE_SAVE : 0,
|
|
|
4016 title, defname, NULL, initdir, NULL, curbuf);
|
|
|
4017 #else
|
|
56
|
4018 retvar->vval.v_string = NULL;
|
|
|
4019 #endif
|
|
|
4020 retvar->v_type = VAR_STRING;
|
|
29
|
4021 }
|
|
|
4022
|
|
|
4023 /*
|
|
|
4024 * "browsedir(title, initdir)" function
|
|
|
4025 */
|
|
|
4026 /* ARGSUSED */
|
|
|
4027 static void
|
|
|
4028 f_browsedir(argvars, retvar)
|
|
56
|
4029 typeval *argvars;
|
|
|
4030 typeval *retvar;
|
|
29
|
4031 {
|
|
|
4032 #ifdef FEAT_BROWSE
|
|
|
4033 char_u *title;
|
|
|
4034 char_u *initdir;
|
|
|
4035 char_u buf[NUMBUFLEN];
|
|
|
4036
|
|
56
|
4037 title = get_vartv_string(&argvars[0]);
|
|
|
4038 initdir = get_vartv_string_buf(&argvars[1], buf);
|
|
|
4039
|
|
|
4040 retvar->vval.v_string = do_browse(BROWSE_DIR,
|
|
29
|
4041 title, NULL, NULL, initdir, NULL, curbuf);
|
|
7
|
4042 #else
|
|
56
|
4043 retvar->vval.v_string = NULL;
|
|
|
4044 #endif
|
|
|
4045 retvar->v_type = VAR_STRING;
|
|
7
|
4046 }
|
|
|
4047
|
|
|
4048 /*
|
|
|
4049 * Find a buffer by number or exact name.
|
|
|
4050 */
|
|
|
4051 static buf_T *
|
|
|
4052 find_buffer(avar)
|
|
56
|
4053 typeval *avar;
|
|
7
|
4054 {
|
|
|
4055 buf_T *buf = NULL;
|
|
|
4056
|
|
56
|
4057 if (avar->v_type == VAR_NUMBER)
|
|
|
4058 buf = buflist_findnr((int)avar->vval.v_number);
|
|
|
4059 else if (avar->vval.v_string != NULL)
|
|
|
4060 {
|
|
|
4061 buf = buflist_findname_exp(avar->vval.v_string);
|
|
9
|
4062 if (buf == NULL)
|
|
|
4063 {
|
|
|
4064 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
4065 * buffer, these don't use the full path. */
|
|
|
4066 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
4067 if (buf->b_fname != NULL
|
|
|
4068 && (path_with_url(buf->b_fname)
|
|
|
4069 #ifdef FEAT_QUICKFIX
|
|
|
4070 || bt_nofile(buf)
|
|
|
4071 #endif
|
|
|
4072 )
|
|
56
|
4073 && STRCMP(buf->b_fname, avar->vval.v_string) == 0)
|
|
9
|
4074 break;
|
|
|
4075 }
|
|
7
|
4076 }
|
|
|
4077 return buf;
|
|
|
4078 }
|
|
|
4079
|
|
|
4080 /*
|
|
|
4081 * "bufexists(expr)" function
|
|
|
4082 */
|
|
|
4083 static void
|
|
|
4084 f_bufexists(argvars, retvar)
|
|
56
|
4085 typeval *argvars;
|
|
|
4086 typeval *retvar;
|
|
|
4087 {
|
|
|
4088 retvar->vval.v_number = (find_buffer(&argvars[0]) != NULL);
|
|
7
|
4089 }
|
|
|
4090
|
|
|
4091 /*
|
|
|
4092 * "buflisted(expr)" function
|
|
|
4093 */
|
|
|
4094 static void
|
|
|
4095 f_buflisted(argvars, retvar)
|
|
56
|
4096 typeval *argvars;
|
|
|
4097 typeval *retvar;
|
|
7
|
4098 {
|
|
|
4099 buf_T *buf;
|
|
|
4100
|
|
|
4101 buf = find_buffer(&argvars[0]);
|
|
56
|
4102 retvar->vval.v_number = (buf != NULL && buf->b_p_bl);
|
|
7
|
4103 }
|
|
|
4104
|
|
|
4105 /*
|
|
|
4106 * "bufloaded(expr)" function
|
|
|
4107 */
|
|
|
4108 static void
|
|
|
4109 f_bufloaded(argvars, retvar)
|
|
56
|
4110 typeval *argvars;
|
|
|
4111 typeval *retvar;
|
|
7
|
4112 {
|
|
|
4113 buf_T *buf;
|
|
|
4114
|
|
|
4115 buf = find_buffer(&argvars[0]);
|
|
56
|
4116 retvar->vval.v_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
7
|
4117 }
|
|
|
4118
|
|
|
4119 /*
|
|
|
4120 * Get buffer by number or pattern.
|
|
|
4121 */
|
|
|
4122 static buf_T *
|
|
56
|
4123 get_buf_vartv(avar)
|
|
|
4124 typeval *avar;
|
|
|
4125 {
|
|
|
4126 char_u *name = avar->vval.v_string;
|
|
7
|
4127 int save_magic;
|
|
|
4128 char_u *save_cpo;
|
|
|
4129 buf_T *buf;
|
|
|
4130
|
|
56
|
4131 if (avar->v_type == VAR_NUMBER)
|
|
|
4132 return buflist_findnr((int)avar->vval.v_number);
|
|
7
|
4133 if (name == NULL || *name == NUL)
|
|
|
4134 return curbuf;
|
|
|
4135 if (name[0] == '$' && name[1] == NUL)
|
|
|
4136 return lastbuf;
|
|
|
4137
|
|
|
4138 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
4139 save_magic = p_magic;
|
|
|
4140 p_magic = TRUE;
|
|
|
4141 save_cpo = p_cpo;
|
|
|
4142 p_cpo = (char_u *)"";
|
|
|
4143
|
|
|
4144 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
4145 TRUE, FALSE));
|
|
|
4146
|
|
|
4147 p_magic = save_magic;
|
|
|
4148 p_cpo = save_cpo;
|
|
|
4149
|
|
|
4150 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
4151 if (buf == NULL)
|
|
|
4152 buf = find_buffer(avar);
|
|
|
4153
|
|
|
4154 return buf;
|
|
|
4155 }
|
|
|
4156
|
|
|
4157 /*
|
|
|
4158 * "bufname(expr)" function
|
|
|
4159 */
|
|
|
4160 static void
|
|
|
4161 f_bufname(argvars, retvar)
|
|
56
|
4162 typeval *argvars;
|
|
|
4163 typeval *retvar;
|
|
7
|
4164 {
|
|
|
4165 buf_T *buf;
|
|
|
4166
|
|
|
4167 ++emsg_off;
|
|
56
|
4168 buf = get_buf_vartv(&argvars[0]);
|
|
|
4169 retvar->v_type = VAR_STRING;
|
|
7
|
4170 if (buf != NULL && buf->b_fname != NULL)
|
|
56
|
4171 retvar->vval.v_string = vim_strsave(buf->b_fname);
|
|
|
4172 else
|
|
|
4173 retvar->vval.v_string = NULL;
|
|
7
|
4174 --emsg_off;
|
|
|
4175 }
|
|
|
4176
|
|
|
4177 /*
|
|
|
4178 * "bufnr(expr)" function
|
|
|
4179 */
|
|
|
4180 static void
|
|
|
4181 f_bufnr(argvars, retvar)
|
|
56
|
4182 typeval *argvars;
|
|
|
4183 typeval *retvar;
|
|
7
|
4184 {
|
|
|
4185 buf_T *buf;
|
|
|
4186
|
|
|
4187 ++emsg_off;
|
|
56
|
4188 buf = get_buf_vartv(&argvars[0]);
|
|
7
|
4189 if (buf != NULL)
|
|
56
|
4190 retvar->vval.v_number = buf->b_fnum;
|
|
|
4191 else
|
|
|
4192 retvar->vval.v_number = -1;
|
|
7
|
4193 --emsg_off;
|
|
|
4194 }
|
|
|
4195
|
|
|
4196 /*
|
|
|
4197 * "bufwinnr(nr)" function
|
|
|
4198 */
|
|
|
4199 static void
|
|
|
4200 f_bufwinnr(argvars, retvar)
|
|
56
|
4201 typeval *argvars;
|
|
|
4202 typeval *retvar;
|
|
7
|
4203 {
|
|
|
4204 #ifdef FEAT_WINDOWS
|
|
|
4205 win_T *wp;
|
|
|
4206 int winnr = 0;
|
|
|
4207 #endif
|
|
|
4208 buf_T *buf;
|
|
|
4209
|
|
|
4210 ++emsg_off;
|
|
56
|
4211 buf = get_buf_vartv(&argvars[0]);
|
|
7
|
4212 #ifdef FEAT_WINDOWS
|
|
|
4213 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
4214 {
|
|
|
4215 ++winnr;
|
|
|
4216 if (wp->w_buffer == buf)
|
|
|
4217 break;
|
|
|
4218 }
|
|
56
|
4219 retvar->vval.v_number = (wp != NULL ? winnr : -1);
|
|
7
|
4220 #else
|
|
56
|
4221 retvar->vval.v_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
7
|
4222 #endif
|
|
|
4223 --emsg_off;
|
|
|
4224 }
|
|
|
4225
|
|
|
4226 /*
|
|
|
4227 * "byte2line(byte)" function
|
|
|
4228 */
|
|
|
4229 /*ARGSUSED*/
|
|
|
4230 static void
|
|
|
4231 f_byte2line(argvars, retvar)
|
|
56
|
4232 typeval *argvars;
|
|
|
4233 typeval *retvar;
|
|
7
|
4234 {
|
|
|
4235 #ifndef FEAT_BYTEOFF
|
|
56
|
4236 retvar->vval.v_number = -1;
|
|
7
|
4237 #else
|
|
|
4238 long boff = 0;
|
|
|
4239
|
|
56
|
4240 boff = get_vartv_number(&argvars[0]) - 1;
|
|
7
|
4241 if (boff < 0)
|
|
56
|
4242 retvar->vval.v_number = -1;
|
|
|
4243 else
|
|
|
4244 retvar->vval.v_number = ml_find_line_or_offset(curbuf,
|
|
7
|
4245 (linenr_T)0, &boff);
|
|
|
4246 #endif
|
|
|
4247 }
|
|
|
4248
|
|
|
4249 /*
|
|
18
|
4250 * "byteidx()" function
|
|
|
4251 */
|
|
|
4252 /*ARGSUSED*/
|
|
|
4253 static void
|
|
|
4254 f_byteidx(argvars, retvar)
|
|
56
|
4255 typeval *argvars;
|
|
|
4256 typeval *retvar;
|
|
18
|
4257 {
|
|
|
4258 #ifdef FEAT_MBYTE
|
|
|
4259 char_u *t;
|
|
|
4260 #endif
|
|
|
4261 char_u *str;
|
|
|
4262 long idx;
|
|
|
4263
|
|
56
|
4264 str = get_vartv_string(&argvars[0]);
|
|
|
4265 idx = get_vartv_number(&argvars[1]);
|
|
|
4266 retvar->vval.v_number = -1;
|
|
18
|
4267 if (idx < 0)
|
|
|
4268 return;
|
|
|
4269
|
|
|
4270 #ifdef FEAT_MBYTE
|
|
|
4271 t = str;
|
|
|
4272 for ( ; idx > 0; idx--)
|
|
|
4273 {
|
|
|
4274 if (*t == NUL) /* EOL reached */
|
|
|
4275 return;
|
|
|
4276 t += mb_ptr2len_check(t);
|
|
|
4277 }
|
|
56
|
4278 retvar->vval.v_number = t - str;
|
|
18
|
4279 #else
|
|
|
4280 if (idx <= STRLEN(str))
|
|
56
|
4281 retvar->vval.v_number = idx;
|
|
18
|
4282 #endif
|
|
|
4283 }
|
|
|
4284
|
|
|
4285 /*
|
|
7
|
4286 * "char2nr(string)" function
|
|
|
4287 */
|
|
|
4288 static void
|
|
|
4289 f_char2nr(argvars, retvar)
|
|
56
|
4290 typeval *argvars;
|
|
|
4291 typeval *retvar;
|
|
7
|
4292 {
|
|
|
4293 #ifdef FEAT_MBYTE
|
|
|
4294 if (has_mbyte)
|
|
56
|
4295 retvar->vval.v_number =
|
|
|
4296 (*mb_ptr2char)(get_vartv_string(&argvars[0]));
|
|
|
4297 else
|
|
|
4298 #endif
|
|
|
4299 retvar->vval.v_number = get_vartv_string(&argvars[0])[0];
|
|
7
|
4300 }
|
|
|
4301
|
|
|
4302 /*
|
|
|
4303 * "cindent(lnum)" function
|
|
|
4304 */
|
|
|
4305 static void
|
|
|
4306 f_cindent(argvars, retvar)
|
|
56
|
4307 typeval *argvars;
|
|
|
4308 typeval *retvar;
|
|
7
|
4309 {
|
|
|
4310 #ifdef FEAT_CINDENT
|
|
|
4311 pos_T pos;
|
|
|
4312 linenr_T lnum;
|
|
|
4313
|
|
|
4314 pos = curwin->w_cursor;
|
|
56
|
4315 lnum = get_vartv_lnum(argvars);
|
|
7
|
4316 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4317 {
|
|
|
4318 curwin->w_cursor.lnum = lnum;
|
|
56
|
4319 retvar->vval.v_number = get_c_indent();
|
|
7
|
4320 curwin->w_cursor = pos;
|
|
|
4321 }
|
|
|
4322 else
|
|
|
4323 #endif
|
|
56
|
4324 retvar->vval.v_number = -1;
|
|
7
|
4325 }
|
|
|
4326
|
|
|
4327 /*
|
|
|
4328 * "col(string)" function
|
|
|
4329 */
|
|
|
4330 static void
|
|
|
4331 f_col(argvars, retvar)
|
|
56
|
4332 typeval *argvars;
|
|
|
4333 typeval *retvar;
|
|
7
|
4334 {
|
|
|
4335 colnr_T col = 0;
|
|
|
4336 pos_T *fp;
|
|
|
4337
|
|
|
4338 fp = var2fpos(&argvars[0], FALSE);
|
|
|
4339 if (fp != NULL)
|
|
|
4340 {
|
|
|
4341 if (fp->col == MAXCOL)
|
|
|
4342 {
|
|
|
4343 /* '> can be MAXCOL, get the length of the line then */
|
|
|
4344 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4345 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
4346 else
|
|
|
4347 col = MAXCOL;
|
|
|
4348 }
|
|
|
4349 else
|
|
|
4350 {
|
|
|
4351 col = fp->col + 1;
|
|
|
4352 #ifdef FEAT_VIRTUALEDIT
|
|
|
4353 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
4354 * because of "coladd" can be seen as an extra column. */
|
|
|
4355 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
4356 {
|
|
|
4357 char_u *p = ml_get_cursor();
|
|
|
4358
|
|
|
4359 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
4360 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
4361 {
|
|
|
4362 # ifdef FEAT_MBYTE
|
|
|
4363 int l;
|
|
|
4364
|
|
|
4365 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
4366 col += l;
|
|
|
4367 # else
|
|
|
4368 if (*p != NUL && p[1] == NUL)
|
|
|
4369 ++col;
|
|
|
4370 # endif
|
|
|
4371 }
|
|
|
4372 }
|
|
|
4373 #endif
|
|
|
4374 }
|
|
|
4375 }
|
|
56
|
4376 retvar->vval.v_number = col;
|
|
7
|
4377 }
|
|
|
4378
|
|
|
4379 /*
|
|
|
4380 * "confirm(message, buttons[, default [, type]])" function
|
|
|
4381 */
|
|
|
4382 /*ARGSUSED*/
|
|
|
4383 static void
|
|
|
4384 f_confirm(argvars, retvar)
|
|
56
|
4385 typeval *argvars;
|
|
|
4386 typeval *retvar;
|
|
7
|
4387 {
|
|
|
4388 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
4389 char_u *message;
|
|
|
4390 char_u *buttons = NULL;
|
|
|
4391 char_u buf[NUMBUFLEN];
|
|
|
4392 char_u buf2[NUMBUFLEN];
|
|
|
4393 int def = 1;
|
|
|
4394 int type = VIM_GENERIC;
|
|
|
4395 int c;
|
|
|
4396
|
|
56
|
4397 message = get_vartv_string(&argvars[0]);
|
|
|
4398 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
4399 {
|
|
|
4400 buttons = get_vartv_string_buf(&argvars[1], buf);
|
|
|
4401 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
4402 {
|
|
|
4403 def = get_vartv_number(&argvars[2]);
|
|
|
4404 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
7
|
4405 {
|
|
|
4406 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
56
|
4407 c = *get_vartv_string_buf(&argvars[3], buf2);
|
|
7
|
4408 switch (TOUPPER_ASC(c))
|
|
|
4409 {
|
|
|
4410 case 'E': type = VIM_ERROR; break;
|
|
|
4411 case 'Q': type = VIM_QUESTION; break;
|
|
|
4412 case 'I': type = VIM_INFO; break;
|
|
|
4413 case 'W': type = VIM_WARNING; break;
|
|
|
4414 case 'G': type = VIM_GENERIC; break;
|
|
|
4415 }
|
|
|
4416 }
|
|
|
4417 }
|
|
|
4418 }
|
|
|
4419
|
|
|
4420 if (buttons == NULL || *buttons == NUL)
|
|
|
4421 buttons = (char_u *)_("&Ok");
|
|
|
4422
|
|
56
|
4423 retvar->vval.v_number = do_dialog(type, NULL, message, buttons,
|
|
7
|
4424 def, NULL);
|
|
|
4425 #else
|
|
56
|
4426 retvar->vval.v_number = 0;
|
|
|
4427 #endif
|
|
|
4428 }
|
|
|
4429
|
|
|
4430 /*
|
|
|
4431 * "copy()" function
|
|
|
4432 */
|
|
|
4433 static void
|
|
|
4434 f_copy(argvars, retvar)
|
|
|
4435 typeval *argvars;
|
|
|
4436 typeval *retvar;
|
|
|
4437 {
|
|
|
4438 if (argvars[0].v_type == VAR_LIST)
|
|
|
4439 {
|
|
|
4440 retvar->v_type = VAR_LIST;
|
|
|
4441 retvar->vval.v_list = list_copy(argvars[0].vval.v_list, FALSE);
|
|
|
4442 }
|
|
|
4443 else
|
|
|
4444 copy_vartv(&argvars[0], retvar);
|
|
|
4445 }
|
|
7
|
4446
|
|
|
4447 /*
|
|
|
4448 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
4449 *
|
|
|
4450 * Checks the existence of a cscope connection.
|
|
|
4451 */
|
|
|
4452 /*ARGSUSED*/
|
|
|
4453 static void
|
|
|
4454 f_cscope_connection(argvars, retvar)
|
|
56
|
4455 typeval *argvars;
|
|
|
4456 typeval *retvar;
|
|
7
|
4457 {
|
|
|
4458 #ifdef FEAT_CSCOPE
|
|
|
4459 int num = 0;
|
|
|
4460 char_u *dbpath = NULL;
|
|
|
4461 char_u *prepend = NULL;
|
|
|
4462 char_u buf[NUMBUFLEN];
|
|
|
4463
|
|
56
|
4464 if (argvars[0].v_type != VAR_UNKNOWN
|
|
|
4465 && argvars[1].v_type != VAR_UNKNOWN)
|
|
|
4466 {
|
|
|
4467 num = (int)get_vartv_number(&argvars[0]);
|
|
|
4468 dbpath = get_vartv_string(&argvars[1]);
|
|
|
4469 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
4470 prepend = get_vartv_string_buf(&argvars[2], buf);
|
|
|
4471 }
|
|
|
4472
|
|
|
4473 retvar->vval.v_number = cs_connection(num, dbpath, prepend);
|
|
7
|
4474 #else
|
|
56
|
4475 retvar->vval.v_number = 0;
|
|
7
|
4476 #endif
|
|
|
4477 }
|
|
|
4478
|
|
|
4479 /*
|
|
|
4480 * "cursor(lnum, col)" function
|
|
|
4481 *
|
|
|
4482 * Moves the cursor to the specified line and column
|
|
|
4483 */
|
|
|
4484 /*ARGSUSED*/
|
|
|
4485 static void
|
|
|
4486 f_cursor(argvars, retvar)
|
|
56
|
4487 typeval *argvars;
|
|
|
4488 typeval *retvar;
|
|
7
|
4489 {
|
|
|
4490 long line, col;
|
|
|
4491
|
|
56
|
4492 line = get_vartv_lnum(argvars);
|
|
7
|
4493 if (line > 0)
|
|
|
4494 curwin->w_cursor.lnum = line;
|
|
56
|
4495 col = get_vartv_number(&argvars[1]);
|
|
7
|
4496 if (col > 0)
|
|
|
4497 curwin->w_cursor.col = col - 1;
|
|
|
4498 #ifdef FEAT_VIRTUALEDIT
|
|
|
4499 curwin->w_cursor.coladd = 0;
|
|
|
4500 #endif
|
|
|
4501
|
|
|
4502 /* Make sure the cursor is in a valid position. */
|
|
|
4503 check_cursor();
|
|
|
4504 #ifdef FEAT_MBYTE
|
|
|
4505 /* Correct cursor for multi-byte character. */
|
|
|
4506 if (has_mbyte)
|
|
|
4507 mb_adjust_cursor();
|
|
|
4508 #endif
|
|
10
|
4509
|
|
|
4510 curwin->w_set_curswant = TRUE;
|
|
7
|
4511 }
|
|
|
4512
|
|
|
4513 /*
|
|
56
|
4514 * "deepcopy()" function
|
|
|
4515 */
|
|
|
4516 static void
|
|
|
4517 f_deepcopy(argvars, retvar)
|
|
|
4518 typeval *argvars;
|
|
|
4519 typeval *retvar;
|
|
|
4520 {
|
|
|
4521 if (argvars[0].v_type == VAR_LIST)
|
|
|
4522 {
|
|
|
4523 retvar->v_type = VAR_LIST;
|
|
|
4524 retvar->vval.v_list = list_copy(argvars[0].vval.v_list, TRUE);
|
|
|
4525 }
|
|
|
4526 else
|
|
|
4527 copy_vartv(&argvars[0], retvar);
|
|
7
|
4528 }
|
|
|
4529
|
|
|
4530 /*
|
|
|
4531 * "delete()" function
|
|
|
4532 */
|
|
|
4533 static void
|
|
|
4534 f_delete(argvars, retvar)
|
|
56
|
4535 typeval *argvars;
|
|
|
4536 typeval *retvar;
|
|
7
|
4537 {
|
|
|
4538 if (check_restricted() || check_secure())
|
|
56
|
4539 retvar->vval.v_number = -1;
|
|
|
4540 else
|
|
|
4541 retvar->vval.v_number = mch_remove(get_vartv_string(&argvars[0]));
|
|
7
|
4542 }
|
|
|
4543
|
|
|
4544 /*
|
|
|
4545 * "did_filetype()" function
|
|
|
4546 */
|
|
|
4547 /*ARGSUSED*/
|
|
|
4548 static void
|
|
|
4549 f_did_filetype(argvars, retvar)
|
|
56
|
4550 typeval *argvars;
|
|
|
4551 typeval *retvar;
|
|
7
|
4552 {
|
|
|
4553 #ifdef FEAT_AUTOCMD
|
|
56
|
4554 retvar->vval.v_number = did_filetype;
|
|
7
|
4555 #else
|
|
56
|
4556 retvar->vval.v_number = 0;
|
|
7
|
4557 #endif
|
|
|
4558 }
|
|
|
4559
|
|
|
4560 /*
|
|
32
|
4561 * "diff_filler()" function
|
|
|
4562 */
|
|
|
4563 /*ARGSUSED*/
|
|
|
4564 static void
|
|
|
4565 f_diff_filler(argvars, retvar)
|
|
56
|
4566 typeval *argvars;
|
|
|
4567 typeval *retvar;
|
|
32
|
4568 {
|
|
|
4569 #ifdef FEAT_DIFF
|
|
56
|
4570 retvar->vval.v_number = diff_check_fill(curwin, get_vartv_lnum(argvars));
|
|
32
|
4571 #endif
|
|
|
4572 }
|
|
|
4573
|
|
|
4574 /*
|
|
|
4575 * "diff_hlID()" function
|
|
|
4576 */
|
|
|
4577 /*ARGSUSED*/
|
|
|
4578 static void
|
|
|
4579 f_diff_hlID(argvars, retvar)
|
|
56
|
4580 typeval *argvars;
|
|
|
4581 typeval *retvar;
|
|
32
|
4582 {
|
|
|
4583 #ifdef FEAT_DIFF
|
|
56
|
4584 linenr_T lnum = get_vartv_lnum(argvars);
|
|
32
|
4585 static linenr_T prev_lnum = 0;
|
|
|
4586 static int changedtick = 0;
|
|
|
4587 static int fnum = 0;
|
|
|
4588 static int change_start = 0;
|
|
|
4589 static int change_end = 0;
|
|
|
4590 static enum hlf_value hlID = 0;
|
|
|
4591 int filler_lines;
|
|
|
4592 int col;
|
|
|
4593
|
|
|
4594 if (lnum != prev_lnum
|
|
|
4595 || changedtick != curbuf->b_changedtick
|
|
|
4596 || fnum != curbuf->b_fnum)
|
|
|
4597 {
|
|
|
4598 /* New line, buffer, change: need to get the values. */
|
|
|
4599 filler_lines = diff_check(curwin, lnum);
|
|
|
4600 if (filler_lines < 0)
|
|
|
4601 {
|
|
|
4602 if (filler_lines == -1)
|
|
|
4603 {
|
|
|
4604 change_start = MAXCOL;
|
|
|
4605 change_end = -1;
|
|
|
4606 if (diff_find_change(curwin, lnum, &change_start, &change_end))
|
|
|
4607 hlID = HLF_ADD; /* added line */
|
|
|
4608 else
|
|
|
4609 hlID = HLF_CHD; /* changed line */
|
|
|
4610 }
|
|
|
4611 else
|
|
|
4612 hlID = HLF_ADD; /* added line */
|
|
|
4613 }
|
|
|
4614 else
|
|
|
4615 hlID = (enum hlf_value)0;
|
|
|
4616 prev_lnum = lnum;
|
|
|
4617 changedtick = curbuf->b_changedtick;
|
|
|
4618 fnum = curbuf->b_fnum;
|
|
|
4619 }
|
|
|
4620
|
|
|
4621 if (hlID == HLF_CHD || hlID == HLF_TXD)
|
|
|
4622 {
|
|
56
|
4623 col = get_vartv_number(&argvars[1]) - 1;
|
|
32
|
4624 if (col >= change_start && col <= change_end)
|
|
|
4625 hlID = HLF_TXD; /* changed text */
|
|
|
4626 else
|
|
|
4627 hlID = HLF_CHD; /* changed line */
|
|
|
4628 }
|
|
56
|
4629 retvar->vval.v_number = hlID == (enum hlf_value)0 ? 0 : (int)hlID;
|
|
32
|
4630 #endif
|
|
|
4631 }
|
|
|
4632
|
|
|
4633 /*
|
|
7
|
4634 * "escape({string}, {chars})" function
|
|
|
4635 */
|
|
|
4636 static void
|
|
|
4637 f_escape(argvars, retvar)
|
|
56
|
4638 typeval *argvars;
|
|
|
4639 typeval *retvar;
|
|
7
|
4640 {
|
|
|
4641 char_u buf[NUMBUFLEN];
|
|
|
4642
|
|
56
|
4643 retvar->vval.v_string =
|
|
|
4644 vim_strsave_escaped(get_vartv_string(&argvars[0]),
|
|
|
4645 get_vartv_string_buf(&argvars[1], buf));
|
|
|
4646 retvar->v_type = VAR_STRING;
|
|
7
|
4647 }
|
|
|
4648
|
|
|
4649 /*
|
|
|
4650 * "eventhandler()" function
|
|
|
4651 */
|
|
|
4652 /*ARGSUSED*/
|
|
|
4653 static void
|
|
|
4654 f_eventhandler(argvars, retvar)
|
|
56
|
4655 typeval *argvars;
|
|
|
4656 typeval *retvar;
|
|
|
4657 {
|
|
|
4658 retvar->vval.v_number = vgetc_busy;
|
|
7
|
4659 }
|
|
|
4660
|
|
|
4661 /*
|
|
|
4662 * "executable()" function
|
|
|
4663 */
|
|
|
4664 static void
|
|
|
4665 f_executable(argvars, retvar)
|
|
56
|
4666 typeval *argvars;
|
|
|
4667 typeval *retvar;
|
|
|
4668 {
|
|
|
4669 retvar->vval.v_number = mch_can_exe(get_vartv_string(&argvars[0]));
|
|
7
|
4670 }
|
|
|
4671
|
|
|
4672 /*
|
|
|
4673 * "exists()" function
|
|
|
4674 */
|
|
|
4675 static void
|
|
|
4676 f_exists(argvars, retvar)
|
|
56
|
4677 typeval *argvars;
|
|
|
4678 typeval *retvar;
|
|
7
|
4679 {
|
|
|
4680 char_u *p;
|
|
|
4681 char_u *name;
|
|
|
4682 int n = FALSE;
|
|
|
4683 int len = 0;
|
|
|
4684
|
|
56
|
4685 p = get_vartv_string(&argvars[0]);
|
|
7
|
4686 if (*p == '$') /* environment variable */
|
|
|
4687 {
|
|
|
4688 /* first try "normal" environment variables (fast) */
|
|
|
4689 if (mch_getenv(p + 1) != NULL)
|
|
|
4690 n = TRUE;
|
|
|
4691 else
|
|
|
4692 {
|
|
|
4693 /* try expanding things like $VIM and ${HOME} */
|
|
|
4694 p = expand_env_save(p);
|
|
|
4695 if (p != NULL && *p != '$')
|
|
|
4696 n = TRUE;
|
|
|
4697 vim_free(p);
|
|
|
4698 }
|
|
|
4699 }
|
|
|
4700 else if (*p == '&' || *p == '+') /* option */
|
|
56
|
4701 n = (get_option_vartv(&p, NULL, TRUE) == OK);
|
|
7
|
4702 else if (*p == '*') /* internal or user defined function */
|
|
|
4703 {
|
|
56
|
4704 n = function_exists(p + 1);
|
|
7
|
4705 }
|
|
|
4706 else if (*p == ':')
|
|
|
4707 {
|
|
|
4708 n = cmd_exists(p + 1);
|
|
|
4709 }
|
|
|
4710 else if (*p == '#')
|
|
|
4711 {
|
|
|
4712 #ifdef FEAT_AUTOCMD
|
|
|
4713 name = p + 1;
|
|
|
4714 p = vim_strchr(name, '#');
|
|
|
4715 if (p != NULL)
|
|
|
4716 n = au_exists(name, p, p + 1);
|
|
|
4717 else
|
|
|
4718 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
4719 #endif
|
|
|
4720 }
|
|
|
4721 else /* internal variable */
|
|
|
4722 {
|
|
|
4723 #ifdef FEAT_MAGIC_BRACES
|
|
|
4724 char_u *expr_start;
|
|
|
4725 char_u *expr_end;
|
|
|
4726 char_u *temp_string = NULL;
|
|
|
4727 char_u *s;
|
|
|
4728 #endif
|
|
|
4729 name = p;
|
|
|
4730
|
|
|
4731 #ifdef FEAT_MAGIC_BRACES
|
|
|
4732 /* Find the end of the name. */
|
|
|
4733 s = find_name_end(name, &expr_start, &expr_end);
|
|
|
4734 if (expr_start != NULL)
|
|
|
4735 {
|
|
|
4736 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
4737 if (temp_string != NULL)
|
|
|
4738 {
|
|
|
4739 len = STRLEN(temp_string);
|
|
|
4740 name = temp_string;
|
|
|
4741 }
|
|
|
4742 }
|
|
|
4743 #endif
|
|
|
4744 if (len == 0)
|
|
|
4745 len = get_id_len(&p);
|
|
|
4746 if (len != 0)
|
|
56
|
4747 n = (get_var_vartv(name, len, NULL) == OK);
|
|
7
|
4748
|
|
|
4749 #ifdef FEAT_MAGIC_BRACES
|
|
|
4750 vim_free(temp_string);
|
|
|
4751 #endif
|
|
|
4752 }
|
|
|
4753
|
|
56
|
4754 retvar->vval.v_number = n;
|
|
7
|
4755 }
|
|
|
4756
|
|
|
4757 /*
|
|
|
4758 * "expand()" function
|
|
|
4759 */
|
|
|
4760 static void
|
|
|
4761 f_expand(argvars, retvar)
|
|
56
|
4762 typeval *argvars;
|
|
|
4763 typeval *retvar;
|
|
7
|
4764 {
|
|
|
4765 char_u *s;
|
|
|
4766 int len;
|
|
|
4767 char_u *errormsg;
|
|
|
4768 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
4769 expand_T xpc;
|
|
|
4770
|
|
56
|
4771 retvar->v_type = VAR_STRING;
|
|
|
4772 s = get_vartv_string(&argvars[0]);
|
|
7
|
4773 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
4774 {
|
|
|
4775 ++emsg_off;
|
|
56
|
4776 retvar->vval.v_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
7
|
4777 --emsg_off;
|
|
|
4778 }
|
|
|
4779 else
|
|
|
4780 {
|
|
|
4781 /* When the optional second argument is non-zero, don't remove matches
|
|
|
4782 * for 'suffixes' and 'wildignore' */
|
|
56
|
4783 if (argvars[1].v_type != VAR_UNKNOWN && get_vartv_number(&argvars[1]))
|
|
7
|
4784 flags |= WILD_KEEP_ALL;
|
|
|
4785 ExpandInit(&xpc);
|
|
|
4786 xpc.xp_context = EXPAND_FILES;
|
|
56
|
4787 retvar->vval.v_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
7
|
4788 ExpandCleanup(&xpc);
|
|
|
4789 }
|
|
|
4790 }
|
|
|
4791
|
|
|
4792 /*
|
|
|
4793 * "filereadable()" function
|
|
|
4794 */
|
|
|
4795 static void
|
|
|
4796 f_filereadable(argvars, retvar)
|
|
56
|
4797 typeval *argvars;
|
|
|
4798 typeval *retvar;
|
|
7
|
4799 {
|
|
|
4800 FILE *fd;
|
|
|
4801 char_u *p;
|
|
|
4802 int n;
|
|
|
4803
|
|
56
|
4804 p = get_vartv_string(&argvars[0]);
|
|
7
|
4805 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
4806 {
|
|
|
4807 n = TRUE;
|
|
|
4808 fclose(fd);
|
|
|
4809 }
|
|
|
4810 else
|
|
|
4811 n = FALSE;
|
|
|
4812
|
|
56
|
4813 retvar->vval.v_number = n;
|
|
7
|
4814 }
|
|
|
4815
|
|
|
4816 /*
|
|
|
4817 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
4818 * rights to write into.
|
|
|
4819 */
|
|
|
4820 static void
|
|
|
4821 f_filewritable(argvars, retvar)
|
|
56
|
4822 typeval *argvars;
|
|
|
4823 typeval *retvar;
|
|
7
|
4824 {
|
|
|
4825 char_u *p;
|
|
|
4826 int retval = 0;
|
|
|
4827 #if defined(UNIX) || defined(VMS)
|
|
|
4828 int perm = 0;
|
|
|
4829 #endif
|
|
|
4830
|
|
56
|
4831 p = get_vartv_string(&argvars[0]);
|
|
7
|
4832 #if defined(UNIX) || defined(VMS)
|
|
|
4833 perm = mch_getperm(p);
|
|
|
4834 #endif
|
|
|
4835 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
4836 if (
|
|
|
4837 # ifdef WIN3264
|
|
|
4838 mch_writable(p) &&
|
|
|
4839 # else
|
|
|
4840 # if defined(UNIX) || defined(VMS)
|
|
|
4841 (perm & 0222) &&
|
|
|
4842 # endif
|
|
|
4843 # endif
|
|
|
4844 mch_access((char *)p, W_OK) == 0
|
|
|
4845 )
|
|
|
4846 #endif
|
|
|
4847 {
|
|
|
4848 ++retval;
|
|
|
4849 if (mch_isdir(p))
|
|
|
4850 ++retval;
|
|
|
4851 }
|
|
56
|
4852 retvar->vval.v_number = retval;
|
|
7
|
4853 }
|
|
|
4854
|
|
|
4855 /*
|
|
19
|
4856 * "finddir({fname}[, {path}[, {count}]])" function
|
|
|
4857 */
|
|
|
4858 static void
|
|
|
4859 f_finddir(argvars, retvar)
|
|
56
|
4860 typeval *argvars;
|
|
|
4861 typeval *retvar;
|
|
19
|
4862 {
|
|
|
4863 f_findfilendir(argvars, retvar, TRUE);
|
|
|
4864 }
|
|
|
4865
|
|
|
4866 /*
|
|
|
4867 * "findfile({fname}[, {path}[, {count}]])" function
|
|
|
4868 */
|
|
|
4869 static void
|
|
|
4870 f_findfile(argvars, retvar)
|
|
56
|
4871 typeval *argvars;
|
|
|
4872 typeval *retvar;
|
|
19
|
4873 {
|
|
|
4874 f_findfilendir(argvars, retvar, FALSE);
|
|
|
4875 }
|
|
|
4876
|
|
|
4877 static void
|
|
|
4878 f_findfilendir(argvars, retvar, dir)
|
|
56
|
4879 typeval *argvars;
|
|
|
4880 typeval *retvar;
|
|
19
|
4881 int dir;
|
|
|
4882 {
|
|
|
4883 #ifdef FEAT_SEARCHPATH
|
|
|
4884 char_u *fname;
|
|
|
4885 char_u *fresult = NULL;
|
|
|
4886 char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
|
|
|
4887 char_u *p;
|
|
|
4888 char_u pathbuf[NUMBUFLEN];
|
|
|
4889 int count = 1;
|
|
|
4890 int first = TRUE;
|
|
|
4891
|
|
56
|
4892 fname = get_vartv_string(&argvars[0]);
|
|
|
4893
|
|
|
4894 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
4895 {
|
|
|
4896 p = get_vartv_string_buf(&argvars[1], pathbuf);
|
|
19
|
4897 if (*p != NUL)
|
|
|
4898 path = p;
|
|
|
4899
|
|
56
|
4900 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
4901 count = get_vartv_number(&argvars[2]);
|
|
19
|
4902 }
|
|
|
4903
|
|
|
4904 do
|
|
|
4905 {
|
|
|
4906 vim_free(fresult);
|
|
|
4907 fresult = find_file_in_path_option(first ? fname : NULL,
|
|
|
4908 first ? (int)STRLEN(fname) : 0,
|
|
|
4909 0, first, path, dir, NULL);
|
|
|
4910 first = FALSE;
|
|
|
4911 } while (--count > 0 && fresult != NULL);
|
|
|
4912
|
|
56
|
4913 retvar->vval.v_string = fresult;
|
|
19
|
4914 #else
|
|
56
|
4915 retvar->vval.v_string = NULL;
|
|
|
4916 #endif
|
|
|
4917 retvar->v_type = VAR_STRING;
|
|
19
|
4918 }
|
|
|
4919
|
|
|
4920 /*
|
|
7
|
4921 * "fnamemodify({fname}, {mods})" function
|
|
|
4922 */
|
|
|
4923 static void
|
|
|
4924 f_fnamemodify(argvars, retvar)
|
|
56
|
4925 typeval *argvars;
|
|
|
4926 typeval *retvar;
|
|
7
|
4927 {
|
|
|
4928 char_u *fname;
|
|
|
4929 char_u *mods;
|
|
|
4930 int usedlen = 0;
|
|
|
4931 int len;
|
|
|
4932 char_u *fbuf = NULL;
|
|
|
4933 char_u buf[NUMBUFLEN];
|
|
|
4934
|
|
56
|
4935 fname = get_vartv_string(&argvars[0]);
|
|
|
4936 mods = get_vartv_string_buf(&argvars[1], buf);
|
|
7
|
4937 len = (int)STRLEN(fname);
|
|
|
4938
|
|
|
4939 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
4940
|
|
56
|
4941 retvar->v_type = VAR_STRING;
|
|
7
|
4942 if (fname == NULL)
|
|
56
|
4943 retvar->vval.v_string = NULL;
|
|
|
4944 else
|
|
|
4945 retvar->vval.v_string = vim_strnsave(fname, len);
|
|
7
|
4946 vim_free(fbuf);
|
|
|
4947 }
|
|
|
4948
|
|
|
4949 /*
|
|
|
4950 * "foldclosed()" function
|
|
|
4951 */
|
|
|
4952 static void
|
|
|
4953 f_foldclosed(argvars, retvar)
|
|
56
|
4954 typeval *argvars;
|
|
|
4955 typeval *retvar;
|
|
7
|
4956 {
|
|
|
4957 foldclosed_both(argvars, retvar, FALSE);
|
|
|
4958 }
|
|
|
4959
|
|
|
4960 /*
|
|
|
4961 * "foldclosedend()" function
|
|
|
4962 */
|
|
|
4963 static void
|
|
|
4964 f_foldclosedend(argvars, retvar)
|
|
56
|
4965 typeval *argvars;
|
|
|
4966 typeval *retvar;
|
|
7
|
4967 {
|
|
|
4968 foldclosed_both(argvars, retvar, TRUE);
|
|
|
4969 }
|
|
|
4970
|
|
|
4971 /*
|
|
|
4972 * "foldclosed()" function
|
|
|
4973 */
|
|
|
4974 static void
|
|
|
4975 foldclosed_both(argvars, retvar, end)
|
|
56
|
4976 typeval *argvars;
|
|
|
4977 typeval *retvar;
|
|
7
|
4978 int end;
|
|
|
4979 {
|
|
|
4980 #ifdef FEAT_FOLDING
|
|
|
4981 linenr_T lnum;
|
|
|
4982 linenr_T first, last;
|
|
|
4983
|
|
56
|
4984 lnum = get_vartv_lnum(argvars);
|
|
7
|
4985 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4986 {
|
|
|
4987 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
4988 {
|
|
|
4989 if (end)
|
|
56
|
4990 retvar->vval.v_number = (varnumber_T)last;
|
|
7
|
4991 else
|
|
56
|
4992 retvar->vval.v_number = (varnumber_T)first;
|
|
7
|
4993 return;
|
|
|
4994 }
|
|
|
4995 }
|
|
|
4996 #endif
|
|
56
|
4997 retvar->vval.v_number = -1;
|
|
7
|
4998 }
|
|
|
4999
|
|
|
5000 /*
|
|
|
5001 * "foldlevel()" function
|
|
|
5002 */
|
|
|
5003 static void
|
|
|
5004 f_foldlevel(argvars, retvar)
|
|
56
|
5005 typeval *argvars;
|
|
|
5006 typeval *retvar;
|
|
7
|
5007 {
|
|
|
5008 #ifdef FEAT_FOLDING
|
|
|
5009 linenr_T lnum;
|
|
|
5010
|
|
56
|
5011 lnum = get_vartv_lnum(argvars);
|
|
7
|
5012 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
56
|
5013 retvar->vval.v_number = foldLevel(lnum);
|
|
|
5014 else
|
|
|
5015 #endif
|
|
|
5016 retvar->vval.v_number = 0;
|
|
7
|
5017 }
|
|
|
5018
|
|
|
5019 /*
|
|
|
5020 * "foldtext()" function
|
|
|
5021 */
|
|
|
5022 /*ARGSUSED*/
|
|
|
5023 static void
|
|
|
5024 f_foldtext(argvars, retvar)
|
|
56
|
5025 typeval *argvars;
|
|
|
5026 typeval *retvar;
|
|
7
|
5027 {
|
|
|
5028 #ifdef FEAT_FOLDING
|
|
|
5029 linenr_T lnum;
|
|
|
5030 char_u *s;
|
|
|
5031 char_u *r;
|
|
|
5032 int len;
|
|
|
5033 char *txt;
|
|
|
5034 #endif
|
|
|
5035
|
|
56
|
5036 retvar->v_type = VAR_STRING;
|
|
|
5037 retvar->vval.v_string = NULL;
|
|
7
|
5038 #ifdef FEAT_FOLDING
|
|
|
5039 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
5040 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
5041 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
5042 {
|
|
|
5043 /* Find first non-empty line in the fold. */
|
|
|
5044 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
5045 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
5046 {
|
|
|
5047 if (!linewhite(lnum))
|
|
|
5048 break;
|
|
|
5049 ++lnum;
|
|
|
5050 }
|
|
|
5051
|
|
|
5052 /* Find interesting text in this line. */
|
|
|
5053 s = skipwhite(ml_get(lnum));
|
|
|
5054 /* skip C comment-start */
|
|
|
5055 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
36
|
5056 {
|
|
7
|
5057 s = skipwhite(s + 2);
|
|
36
|
5058 if (*skipwhite(s) == NUL
|
|
|
5059 && lnum + 1 < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
5060 {
|
|
|
5061 s = skipwhite(ml_get(lnum + 1));
|
|
|
5062 if (*s == '*')
|
|
|
5063 s = skipwhite(s + 1);
|
|
|
5064 }
|
|
|
5065 }
|
|
7
|
5066 txt = _("+-%s%3ld lines: ");
|
|
|
5067 r = alloc((unsigned)(STRLEN(txt)
|
|
|
5068 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
5069 + 20 /* for %3ld */
|
|
|
5070 + STRLEN(s))); /* concatenated */
|
|
|
5071 if (r != NULL)
|
|
|
5072 {
|
|
|
5073 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
5074 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
5075 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
5076 len = (int)STRLEN(r);
|
|
|
5077 STRCAT(r, s);
|
|
|
5078 /* remove 'foldmarker' and 'commentstring' */
|
|
|
5079 foldtext_cleanup(r + len);
|
|
56
|
5080 retvar->vval.v_string = r;
|
|
7
|
5081 }
|
|
|
5082 }
|
|
|
5083 #endif
|
|
|
5084 }
|
|
|
5085
|
|
|
5086 /*
|
|
29
|
5087 * "foldtextresult(lnum)" function
|
|
|
5088 */
|
|
|
5089 /*ARGSUSED*/
|
|
|
5090 static void
|
|
|
5091 f_foldtextresult(argvars, retvar)
|
|
56
|
5092 typeval *argvars;
|
|
|
5093 typeval *retvar;
|
|
29
|
5094 {
|
|
|
5095 #ifdef FEAT_FOLDING
|
|
|
5096 linenr_T lnum;
|
|
|
5097 char_u *text;
|
|
|
5098 char_u buf[51];
|
|
|
5099 foldinfo_T foldinfo;
|
|
|
5100 int fold_count;
|
|
|
5101 #endif
|
|
|
5102
|
|
56
|
5103 retvar->v_type = VAR_STRING;
|
|
|
5104 retvar->vval.v_string = NULL;
|
|
29
|
5105 #ifdef FEAT_FOLDING
|
|
56
|
5106 lnum = get_vartv_lnum(argvars);
|
|
29
|
5107 fold_count = foldedCount(curwin, lnum, &foldinfo);
|
|
|
5108 if (fold_count > 0)
|
|
|
5109 {
|
|
|
5110 text = get_foldtext(curwin, lnum, lnum + fold_count - 1,
|
|
|
5111 &foldinfo, buf);
|
|
|
5112 if (text == buf)
|
|
|
5113 text = vim_strsave(text);
|
|
56
|
5114 retvar->vval.v_string = text;
|
|
29
|
5115 }
|
|
|
5116 #endif
|
|
|
5117 }
|
|
|
5118
|
|
|
5119 /*
|
|
7
|
5120 * "foreground()" function
|
|
|
5121 */
|
|
|
5122 /*ARGSUSED*/
|
|
|
5123 static void
|
|
|
5124 f_foreground(argvars, retvar)
|
|
56
|
5125 typeval *argvars;
|
|
|
5126 typeval *retvar;
|
|
|
5127 {
|
|
|
5128 retvar->vval.v_number = 0;
|
|
7
|
5129 #ifdef FEAT_GUI
|
|
|
5130 if (gui.in_use)
|
|
|
5131 gui_mch_set_foreground();
|
|
|
5132 #else
|
|
|
5133 # ifdef WIN32
|
|
|
5134 win32_set_foreground();
|
|
|
5135 # endif
|
|
|
5136 #endif
|
|
|
5137 }
|
|
|
5138
|
|
|
5139 /*
|
|
56
|
5140 * "function()" function
|
|
|
5141 */
|
|
|
5142 /*ARGSUSED*/
|
|
|
5143 static void
|
|
|
5144 f_function(argvars, retvar)
|
|
|
5145 typeval *argvars;
|
|
|
5146 typeval *retvar;
|
|
|
5147 {
|
|
|
5148 char_u *s;
|
|
|
5149
|
|
|
5150 s = get_vartv_string(&argvars[0]);
|
|
|
5151 if (s == NULL || *s == NUL || isdigit(*s))
|
|
|
5152 EMSG2(_(e_invarg2), s);
|
|
|
5153 else if (!function_exists(s))
|
|
|
5154 EMSG2(_("E999: Unknown function: %s"), s);
|
|
|
5155 else
|
|
|
5156 {
|
|
|
5157 retvar->vval.v_string = vim_strsave(s);
|
|
|
5158 retvar->v_type = VAR_FUNC;
|
|
|
5159 }
|
|
|
5160 }
|
|
|
5161
|
|
|
5162 /*
|
|
7
|
5163 * "getchar()" function
|
|
|
5164 */
|
|
|
5165 static void
|
|
|
5166 f_getchar(argvars, retvar)
|
|
56
|
5167 typeval *argvars;
|
|
|
5168 typeval *retvar;
|
|
7
|
5169 {
|
|
|
5170 varnumber_T n;
|
|
|
5171
|
|
|
5172 ++no_mapping;
|
|
|
5173 ++allow_keys;
|
|
56
|
5174 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
7
|
5175 /* getchar(): blocking wait. */
|
|
|
5176 n = safe_vgetc();
|
|
56
|
5177 else if (get_vartv_number(&argvars[0]) == 1)
|
|
7
|
5178 /* getchar(1): only check if char avail */
|
|
|
5179 n = vpeekc();
|
|
|
5180 else if (vpeekc() == NUL)
|
|
|
5181 /* getchar(0) and no char avail: return zero */
|
|
|
5182 n = 0;
|
|
|
5183 else
|
|
|
5184 /* getchar(0) and char avail: return char */
|
|
|
5185 n = safe_vgetc();
|
|
|
5186 --no_mapping;
|
|
|
5187 --allow_keys;
|
|
|
5188
|
|
56
|
5189 retvar->vval.v_number = n;
|
|
7
|
5190 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
5191 {
|
|
|
5192 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
5193 int i = 0;
|
|
|
5194
|
|
|
5195 /* Turn a special key into three bytes, plus modifier. */
|
|
|
5196 if (mod_mask != 0)
|
|
|
5197 {
|
|
|
5198 temp[i++] = K_SPECIAL;
|
|
|
5199 temp[i++] = KS_MODIFIER;
|
|
|
5200 temp[i++] = mod_mask;
|
|
|
5201 }
|
|
|
5202 if (IS_SPECIAL(n))
|
|
|
5203 {
|
|
|
5204 temp[i++] = K_SPECIAL;
|
|
|
5205 temp[i++] = K_SECOND(n);
|
|
|
5206 temp[i++] = K_THIRD(n);
|
|
|
5207 }
|
|
|
5208 #ifdef FEAT_MBYTE
|
|
|
5209 else if (has_mbyte)
|
|
|
5210 i += (*mb_char2bytes)(n, temp + i);
|
|
|
5211 #endif
|
|
|
5212 else
|
|
|
5213 temp[i++] = n;
|
|
|
5214 temp[i++] = NUL;
|
|
56
|
5215 retvar->v_type = VAR_STRING;
|
|
|
5216 retvar->vval.v_string = vim_strsave(temp);
|
|
7
|
5217 }
|
|
|
5218 }
|
|
|
5219
|
|
|
5220 /*
|
|
|
5221 * "getcharmod()" function
|
|
|
5222 */
|
|
|
5223 /*ARGSUSED*/
|
|
|
5224 static void
|
|
|
5225 f_getcharmod(argvars, retvar)
|
|
56
|
5226 typeval *argvars;
|
|
|
5227 typeval *retvar;
|
|
|
5228 {
|
|
|
5229 retvar->vval.v_number = mod_mask;
|
|
7
|
5230 }
|
|
|
5231
|
|
|
5232 /*
|
|
|
5233 * "getcmdline()" function
|
|
|
5234 */
|
|
|
5235 /*ARGSUSED*/
|
|
|
5236 static void
|
|
|
5237 f_getcmdline(argvars, retvar)
|
|
56
|
5238 typeval *argvars;
|
|
|
5239 typeval *retvar;
|
|
|
5240 {
|
|
|
5241 retvar->v_type = VAR_STRING;
|
|
|
5242 retvar->vval.v_string = get_cmdline_str();
|
|
7
|
5243 }
|
|
|
5244
|
|
|
5245 /*
|
|
|
5246 * "getcmdpos()" function
|
|
|
5247 */
|
|
|
5248 /*ARGSUSED*/
|
|
|
5249 static void
|
|
|
5250 f_getcmdpos(argvars, retvar)
|
|
56
|
5251 typeval *argvars;
|
|
|
5252 typeval *retvar;
|
|
|
5253 {
|
|
|
5254 retvar->vval.v_number = get_cmdline_pos() + 1;
|
|
7
|
5255 }
|
|
|
5256
|
|
|
5257 /*
|
|
|
5258 * "getbufvar()" function
|
|
|
5259 */
|
|
|
5260 static void
|
|
|
5261 f_getbufvar(argvars, retvar)
|
|
56
|
5262 typeval *argvars;
|
|
|
5263 typeval *retvar;
|
|
7
|
5264 {
|
|
|
5265 buf_T *buf;
|
|
|
5266 buf_T *save_curbuf;
|
|
|
5267 char_u *varname;
|
|
|
5268 VAR v;
|
|
|
5269
|
|
|
5270 ++emsg_off;
|
|
56
|
5271 buf = get_buf_vartv(&argvars[0]);
|
|
|
5272 varname = get_vartv_string(&argvars[1]);
|
|
|
5273
|
|
|
5274 retvar->v_type = VAR_STRING;
|
|
|
5275 retvar->vval.v_string = NULL;
|
|
7
|
5276
|
|
|
5277 if (buf != NULL && varname != NULL)
|
|
|
5278 {
|
|
|
5279 if (*varname == '&') /* buffer-local-option */
|
|
|
5280 {
|
|
|
5281 /* set curbuf to be our buf, temporarily */
|
|
|
5282 save_curbuf = curbuf;
|
|
|
5283 curbuf = buf;
|
|
|
5284
|
|
56
|
5285 get_option_vartv(&varname, retvar, TRUE);
|
|
7
|
5286
|
|
|
5287 /* restore previous notion of curbuf */
|
|
|
5288 curbuf = save_curbuf;
|
|
|
5289 }
|
|
|
5290 else
|
|
|
5291 {
|
|
|
5292 /* look up the variable */
|
|
|
5293 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
5294 if (v != NULL)
|
|
56
|
5295 copy_vartv(&v->tv, retvar);
|
|
7
|
5296 }
|
|
|
5297 }
|
|
|
5298
|
|
|
5299 --emsg_off;
|
|
|
5300 }
|
|
|
5301
|
|
|
5302 /*
|
|
|
5303 * "getcwd()" function
|
|
|
5304 */
|
|
|
5305 /*ARGSUSED*/
|
|
|
5306 static void
|
|
|
5307 f_getcwd(argvars, retvar)
|
|
56
|
5308 typeval *argvars;
|
|
|
5309 typeval *retvar;
|
|
7
|
5310 {
|
|
|
5311 char_u cwd[MAXPATHL];
|
|
|
5312
|
|
56
|
5313 retvar->v_type = VAR_STRING;
|
|
7
|
5314 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
56
|
5315 retvar->vval.v_string = NULL;
|
|
|
5316 else
|
|
|
5317 {
|
|
|
5318 retvar->vval.v_string = vim_strsave(cwd);
|
|
7
|
5319 #ifdef BACKSLASH_IN_FILENAME
|
|
56
|
5320 slash_adjust(retvar->vval.v_string);
|
|
7
|
5321 #endif
|
|
|
5322 }
|
|
|
5323 }
|
|
|
5324
|
|
|
5325 /*
|
|
38
|
5326 * "getfontname()" function
|
|
|
5327 */
|
|
39
|
5328 /*ARGSUSED*/
|
|
38
|
5329 static void
|
|
|
5330 f_getfontname(argvars, retvar)
|
|
56
|
5331 typeval *argvars;
|
|
|
5332 typeval *retvar;
|
|
|
5333 {
|
|
|
5334 retvar->v_type = VAR_STRING;
|
|
|
5335 retvar->vval.v_string = NULL;
|
|
38
|
5336 #ifdef FEAT_GUI
|
|
|
5337 if (gui.in_use)
|
|
|
5338 {
|
|
|
5339 GuiFont font;
|
|
|
5340 char_u *name = NULL;
|
|
|
5341
|
|
56
|
5342 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
38
|
5343 {
|
|
|
5344 /* Get the "Normal" font. Either the name saved by
|
|
|
5345 * hl_set_font_name() or from the font ID. */
|
|
|
5346 font = gui.norm_font;
|
|
|
5347 name = hl_get_font_name();
|
|
|
5348 }
|
|
|
5349 else
|
|
|
5350 {
|
|
56
|
5351 name = get_vartv_string(&argvars[0]);
|
|
38
|
5352 if (STRCMP(name, "*") == 0) /* don't use font dialog */
|
|
|
5353 return;
|
|
|
5354 font = gui_mch_get_font(name, FALSE);
|
|
|
5355 if (font == NOFONT)
|
|
|
5356 return; /* Invalid font name, return empty string. */
|
|
|
5357 }
|
|
56
|
5358 retvar->vval.v_string = gui_mch_get_fontname(font, name);
|
|
|
5359 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
38
|
5360 gui_mch_free_font(font);
|
|
|
5361 }
|
|
|
5362 #endif
|
|
|
5363 }
|
|
|
5364
|
|
|
5365 /*
|
|
20
|
5366 * "getfperm({fname})" function
|
|
|
5367 */
|
|
|
5368 static void
|
|
|
5369 f_getfperm(argvars, retvar)
|
|
56
|
5370 typeval *argvars;
|
|
|
5371 typeval *retvar;
|
|
20
|
5372 {
|
|
|
5373 char_u *fname;
|
|
|
5374 struct stat st;
|
|
|
5375 char_u *perm = NULL;
|
|
|
5376 char_u flags[] = "rwx";
|
|
|
5377 int i;
|
|
|
5378
|
|
56
|
5379 fname = get_vartv_string(&argvars[0]);
|
|
|
5380
|
|
|
5381 retvar->v_type = VAR_STRING;
|
|
20
|
5382 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
5383 {
|
|
|
5384 perm = vim_strsave((char_u *)"---------");
|
|
|
5385 if (perm != NULL)
|
|
|
5386 {
|
|
|
5387 for (i = 0; i < 9; i++)
|
|
|
5388 {
|
|
|
5389 if (st.st_mode & (1 << (8 - i)))
|
|
|
5390 perm[i] = flags[i % 3];
|
|
|
5391 }
|
|
|
5392 }
|
|
|
5393 }
|
|
56
|
5394 retvar->vval.v_string = perm;
|
|
20
|
5395 }
|
|
|
5396
|
|
|
5397 /*
|
|
7
|
5398 * "getfsize({fname})" function
|
|
|
5399 */
|
|
|
5400 static void
|
|
|
5401 f_getfsize(argvars, retvar)
|
|
56
|
5402 typeval *argvars;
|
|
|
5403 typeval *retvar;
|
|
7
|
5404 {
|
|
|
5405 char_u *fname;
|
|
|
5406 struct stat st;
|
|
|
5407
|
|
56
|
5408 fname = get_vartv_string(&argvars[0]);
|
|
|
5409
|
|
|
5410 retvar->v_type = VAR_NUMBER;
|
|
7
|
5411
|
|
|
5412 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
5413 {
|
|
|
5414 if (mch_isdir(fname))
|
|
56
|
5415 retvar->vval.v_number = 0;
|
|
7
|
5416 else
|
|
56
|
5417 retvar->vval.v_number = (varnumber_T)st.st_size;
|
|
|
5418 }
|
|
|
5419 else
|
|
|
5420 retvar->vval.v_number = -1;
|
|
7
|
5421 }
|
|
|
5422
|
|
|
5423 /*
|
|
|
5424 * "getftime({fname})" function
|
|
|
5425 */
|
|
|
5426 static void
|
|
|
5427 f_getftime(argvars, retvar)
|
|
56
|
5428 typeval *argvars;
|
|
|
5429 typeval *retvar;
|
|
7
|
5430 {
|
|
|
5431 char_u *fname;
|
|
|
5432 struct stat st;
|
|
|
5433
|
|
56
|
5434 fname = get_vartv_string(&argvars[0]);
|
|
7
|
5435
|
|
|
5436 if (mch_stat((char *)fname, &st) >= 0)
|
|
56
|
5437 retvar->vval.v_number = (varnumber_T)st.st_mtime;
|
|
|
5438 else
|
|
|
5439 retvar->vval.v_number = -1;
|
|
7
|
5440 }
|
|
|
5441
|
|
|
5442 /*
|
|
20
|
5443 * "getftype({fname})" function
|
|
|
5444 */
|
|
|
5445 static void
|
|
|
5446 f_getftype(argvars, retvar)
|
|
56
|
5447 typeval *argvars;
|
|
|
5448 typeval *retvar;
|
|
20
|
5449 {
|
|
|
5450 char_u *fname;
|
|
|
5451 struct stat st;
|
|
|
5452 char_u *type = NULL;
|
|
|
5453 char *t;
|
|
|
5454
|
|
56
|
5455 fname = get_vartv_string(&argvars[0]);
|
|
|
5456
|
|
|
5457 retvar->v_type = VAR_STRING;
|
|
20
|
5458 if (mch_lstat((char *)fname, &st) >= 0)
|
|
|
5459 {
|
|
|
5460 #ifdef S_ISREG
|
|
|
5461 if (S_ISREG(st.st_mode))
|
|
|
5462 t = "file";
|
|
|
5463 else if (S_ISDIR(st.st_mode))
|
|
|
5464 t = "dir";
|
|
|
5465 # ifdef S_ISLNK
|
|
|
5466 else if (S_ISLNK(st.st_mode))
|
|
|
5467 t = "link";
|
|
|
5468 # endif
|
|
|
5469 # ifdef S_ISBLK
|
|
|
5470 else if (S_ISBLK(st.st_mode))
|
|
|
5471 t = "bdev";
|
|
|
5472 # endif
|
|
|
5473 # ifdef S_ISCHR
|
|
|
5474 else if (S_ISCHR(st.st_mode))
|
|
|
5475 t = "cdev";
|
|
|
5476 # endif
|
|
|
5477 # ifdef S_ISFIFO
|
|
|
5478 else if (S_ISFIFO(st.st_mode))
|
|
|
5479 t = "fifo";
|
|
|
5480 # endif
|
|
|
5481 # ifdef S_ISSOCK
|
|
|
5482 else if (S_ISSOCK(st.st_mode))
|
|
|
5483 t = "fifo";
|
|
|
5484 # endif
|
|
|
5485 else
|
|
|
5486 t = "other";
|
|
|
5487 #else
|
|
|
5488 # ifdef S_IFMT
|
|
|
5489 switch (st.st_mode & S_IFMT)
|
|
|
5490 {
|
|
|
5491 case S_IFREG: t = "file"; break;
|
|
|
5492 case S_IFDIR: t = "dir"; break;
|
|
|
5493 # ifdef S_IFLNK
|
|
|
5494 case S_IFLNK: t = "link"; break;
|
|
|
5495 # endif
|
|
|
5496 # ifdef S_IFBLK
|
|
|
5497 case S_IFBLK: t = "bdev"; break;
|
|
|
5498 # endif
|
|
|
5499 # ifdef S_IFCHR
|
|
|
5500 case S_IFCHR: t = "cdev"; break;
|
|
|
5501 # endif
|
|
|
5502 # ifdef S_IFIFO
|
|
|
5503 case S_IFIFO: t = "fifo"; break;
|
|
|
5504 # endif
|
|
|
5505 # ifdef S_IFSOCK
|
|
|
5506 case S_IFSOCK: t = "socket"; break;
|
|
|
5507 # endif
|
|
|
5508 default: t = "other";
|
|
|
5509 }
|
|
|
5510 # else
|
|
|
5511 if (mch_isdir(fname))
|
|
|
5512 t = "dir";
|
|
|
5513 else
|
|
|
5514 t = "file";
|
|
|
5515 # endif
|
|
|
5516 #endif
|
|
|
5517 type = vim_strsave((char_u *)t);
|
|
|
5518 }
|
|
56
|
5519 retvar->vval.v_string = type;
|
|
20
|
5520 }
|
|
|
5521
|
|
|
5522 /*
|
|
7
|
5523 * "getreg()" function
|
|
|
5524 */
|
|
|
5525 static void
|
|
|
5526 f_getreg(argvars, retvar)
|
|
56
|
5527 typeval *argvars;
|
|
|
5528 typeval *retvar;
|
|
7
|
5529 {
|
|
|
5530 char_u *strregname;
|
|
|
5531 int regname;
|
|
|
5532
|
|
56
|
5533 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
|
5534 strregname = get_vartv_string(&argvars[0]);
|
|
7
|
5535 else
|
|
|
5536 strregname = vimvars[VV_REG].val;
|
|
|
5537 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
5538 if (regname == 0)
|
|
|
5539 regname = '"';
|
|
|
5540
|
|
56
|
5541 retvar->v_type = VAR_STRING;
|
|
|
5542 retvar->vval.v_string = get_reg_contents(regname, TRUE);
|
|
7
|
5543 }
|
|
|
5544
|
|
|
5545 /*
|
|
|
5546 * "getregtype()" function
|
|
|
5547 */
|
|
|
5548 static void
|
|
|
5549 f_getregtype(argvars, retvar)
|
|
56
|
5550 typeval *argvars;
|
|
|
5551 typeval *retvar;
|
|
7
|
5552 {
|
|
|
5553 char_u *strregname;
|
|
|
5554 int regname;
|
|
|
5555 char_u buf[NUMBUFLEN + 2];
|
|
|
5556 long reglen = 0;
|
|
|
5557
|
|
56
|
5558 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
|
5559 strregname = get_vartv_string(&argvars[0]);
|
|
7
|
5560 else
|
|
|
5561 /* Default to v:register */
|
|
|
5562 strregname = vimvars[VV_REG].val;
|
|
|
5563
|
|
|
5564 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
5565 if (regname == 0)
|
|
|
5566 regname = '"';
|
|
|
5567
|
|
|
5568 buf[0] = NUL;
|
|
|
5569 buf[1] = NUL;
|
|
|
5570 switch (get_reg_type(regname, ®len))
|
|
|
5571 {
|
|
|
5572 case MLINE: buf[0] = 'V'; break;
|
|
|
5573 case MCHAR: buf[0] = 'v'; break;
|
|
|
5574 #ifdef FEAT_VISUAL
|
|
|
5575 case MBLOCK:
|
|
|
5576 buf[0] = Ctrl_V;
|
|
|
5577 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
5578 break;
|
|
|
5579 #endif
|
|
|
5580 }
|
|
56
|
5581 retvar->v_type = VAR_STRING;
|
|
|
5582 retvar->vval.v_string = vim_strsave(buf);
|
|
7
|
5583 }
|
|
|
5584
|
|
|
5585 /*
|
|
|
5586 * "getline(lnum)" function
|
|
|
5587 */
|
|
|
5588 static void
|
|
|
5589 f_getline(argvars, retvar)
|
|
56
|
5590 typeval *argvars;
|
|
|
5591 typeval *retvar;
|
|
7
|
5592 {
|
|
|
5593 linenr_T lnum;
|
|
|
5594 char_u *p;
|
|
|
5595
|
|
56
|
5596 lnum = get_vartv_lnum(argvars);
|
|
7
|
5597
|
|
|
5598 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5599 p = ml_get(lnum);
|
|
|
5600 else
|
|
|
5601 p = (char_u *)"";
|
|
|
5602
|
|
56
|
5603 retvar->v_type = VAR_STRING;
|
|
|
5604 retvar->vval.v_string = vim_strsave(p);
|
|
7
|
5605 }
|
|
|
5606
|
|
|
5607 /*
|
|
|
5608 * "getwinposx()" function
|
|
|
5609 */
|
|
|
5610 /*ARGSUSED*/
|
|
|
5611 static void
|
|
|
5612 f_getwinposx(argvars, retvar)
|
|
56
|
5613 typeval *argvars;
|
|
|
5614 typeval *retvar;
|
|
|
5615 {
|
|
|
5616 retvar->vval.v_number = -1;
|
|
7
|
5617 #ifdef FEAT_GUI
|
|
|
5618 if (gui.in_use)
|
|
|
5619 {
|
|
|
5620 int x, y;
|
|
|
5621
|
|
|
5622 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
56
|
5623 retvar->vval.v_number = x;
|
|
7
|
5624 }
|
|
|
5625 #endif
|
|
|
5626 }
|
|
|
5627
|
|
|
5628 /*
|
|
|
5629 * "getwinposy()" function
|
|
|
5630 */
|
|
|
5631 /*ARGSUSED*/
|
|
|
5632 static void
|
|
|
5633 f_getwinposy(argvars, retvar)
|
|
56
|
5634 typeval *argvars;
|
|
|
5635 typeval *retvar;
|
|
|
5636 {
|
|
|
5637 retvar->vval.v_number = -1;
|
|
7
|
5638 #ifdef FEAT_GUI
|
|
|
5639 if (gui.in_use)
|
|
|
5640 {
|
|
|
5641 int x, y;
|
|
|
5642
|
|
|
5643 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
56
|
5644 retvar->vval.v_number = y;
|
|
7
|
5645 }
|
|
|
5646 #endif
|
|
|
5647 }
|
|
|
5648
|
|
|
5649 /*
|
|
|
5650 * "getwinvar()" function
|
|
|
5651 */
|
|
|
5652 static void
|
|
|
5653 f_getwinvar(argvars, retvar)
|
|
56
|
5654 typeval *argvars;
|
|
|
5655 typeval *retvar;
|
|
7
|
5656 {
|
|
|
5657 win_T *win, *oldcurwin;
|
|
|
5658 char_u *varname;
|
|
|
5659 VAR v;
|
|
|
5660
|
|
|
5661 ++emsg_off;
|
|
|
5662 win = find_win_by_nr(&argvars[0]);
|
|
56
|
5663 varname = get_vartv_string(&argvars[1]);
|
|
|
5664
|
|
|
5665 retvar->v_type = VAR_STRING;
|
|
|
5666 retvar->vval.v_string = NULL;
|
|
7
|
5667
|
|
|
5668 if (win != NULL && varname != NULL)
|
|
|
5669 {
|
|
|
5670 if (*varname == '&') /* window-local-option */
|
|
|
5671 {
|
|
|
5672 /* set curwin to be our win, temporarily */
|
|
|
5673 oldcurwin = curwin;
|
|
|
5674 curwin = win;
|
|
|
5675
|
|
56
|
5676 get_option_vartv(&varname, retvar, 1);
|
|
7
|
5677
|
|
|
5678 /* restore previous notion of curwin */
|
|
|
5679 curwin = oldcurwin;
|
|
|
5680 }
|
|
|
5681 else
|
|
|
5682 {
|
|
|
5683 /* look up the variable */
|
|
|
5684 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
5685 if (v != NULL)
|
|
56
|
5686 copy_vartv(&v->tv, retvar);
|
|
7
|
5687 }
|
|
|
5688 }
|
|
|
5689
|
|
|
5690 --emsg_off;
|
|
|
5691 }
|
|
|
5692
|
|
|
5693 /*
|
|
|
5694 * "glob()" function
|
|
|
5695 */
|
|
|
5696 static void
|
|
|
5697 f_glob(argvars, retvar)
|
|
56
|
5698 typeval *argvars;
|
|
|
5699 typeval *retvar;
|
|
7
|
5700 {
|
|
|
5701 expand_T xpc;
|
|
|
5702
|
|
|
5703 ExpandInit(&xpc);
|
|
|
5704 xpc.xp_context = EXPAND_FILES;
|
|
56
|
5705 retvar->v_type = VAR_STRING;
|
|
|
5706 retvar->vval.v_string = ExpandOne(&xpc, get_vartv_string(&argvars[0]),
|
|
7
|
5707 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
5708 ExpandCleanup(&xpc);
|
|
|
5709 }
|
|
|
5710
|
|
|
5711 /*
|
|
|
5712 * "globpath()" function
|
|
|
5713 */
|
|
|
5714 static void
|
|
|
5715 f_globpath(argvars, retvar)
|
|
56
|
5716 typeval *argvars;
|
|
|
5717 typeval *retvar;
|
|
7
|
5718 {
|
|
|
5719 char_u buf1[NUMBUFLEN];
|
|
|
5720
|
|
56
|
5721 retvar->v_type = VAR_STRING;
|
|
|
5722 retvar->vval.v_string = globpath(get_vartv_string(&argvars[0]),
|
|
|
5723 get_vartv_string_buf(&argvars[1], buf1));
|
|
7
|
5724 }
|
|
|
5725
|
|
|
5726 /*
|
|
|
5727 * "has()" function
|
|
|
5728 */
|
|
|
5729 static void
|
|
|
5730 f_has(argvars, retvar)
|
|
56
|
5731 typeval *argvars;
|
|
|
5732 typeval *retvar;
|
|
7
|
5733 {
|
|
|
5734 int i;
|
|
|
5735 char_u *name;
|
|
|
5736 int n = FALSE;
|
|
|
5737 static char *(has_list[]) =
|
|
|
5738 {
|
|
|
5739 #ifdef AMIGA
|
|
|
5740 "amiga",
|
|
|
5741 # ifdef FEAT_ARP
|
|
|
5742 "arp",
|
|
|
5743 # endif
|
|
|
5744 #endif
|
|
|
5745 #ifdef __BEOS__
|
|
|
5746 "beos",
|
|
|
5747 #endif
|
|
|
5748 #ifdef MSDOS
|
|
|
5749 # ifdef DJGPP
|
|
|
5750 "dos32",
|
|
|
5751 # else
|
|
|
5752 "dos16",
|
|
|
5753 # endif
|
|
|
5754 #endif
|
|
|
5755 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
5756 "mac",
|
|
|
5757 #endif
|
|
|
5758 #if defined(MACOS_X_UNIX)
|
|
|
5759 "macunix",
|
|
|
5760 #endif
|
|
|
5761 #ifdef OS2
|
|
|
5762 "os2",
|
|
|
5763 #endif
|
|
|
5764 #ifdef __QNX__
|
|
|
5765 "qnx",
|
|
|
5766 #endif
|
|
|
5767 #ifdef RISCOS
|
|
|
5768 "riscos",
|
|
|
5769 #endif
|
|
|
5770 #ifdef UNIX
|
|
|
5771 "unix",
|
|
|
5772 #endif
|
|
|
5773 #ifdef VMS
|
|
|
5774 "vms",
|
|
|
5775 #endif
|
|
|
5776 #ifdef WIN16
|
|
|
5777 "win16",
|
|
|
5778 #endif
|
|
|
5779 #ifdef WIN32
|
|
|
5780 "win32",
|
|
|
5781 #endif
|
|
|
5782 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
5783 "win32unix",
|
|
|
5784 #endif
|
|
|
5785 #ifdef WIN64
|
|
|
5786 "win64",
|
|
|
5787 #endif
|
|
|
5788 #ifdef EBCDIC
|
|
|
5789 "ebcdic",
|
|
|
5790 #endif
|
|
|
5791 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
5792 "fname_case",
|
|
|
5793 #endif
|
|
|
5794 #ifdef FEAT_ARABIC
|
|
|
5795 "arabic",
|
|
|
5796 #endif
|
|
|
5797 #ifdef FEAT_AUTOCMD
|
|
|
5798 "autocmd",
|
|
|
5799 #endif
|
|
|
5800 #ifdef FEAT_BEVAL
|
|
|
5801 "balloon_eval",
|
|
|
5802 #endif
|
|
|
5803 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
5804 "builtin_terms",
|
|
|
5805 # ifdef ALL_BUILTIN_TCAPS
|
|
|
5806 "all_builtin_terms",
|
|
|
5807 # endif
|
|
|
5808 #endif
|
|
|
5809 #ifdef FEAT_BYTEOFF
|
|
|
5810 "byte_offset",
|
|
|
5811 #endif
|
|
|
5812 #ifdef FEAT_CINDENT
|
|
|
5813 "cindent",
|
|
|
5814 #endif
|
|
|
5815 #ifdef FEAT_CLIENTSERVER
|
|
|
5816 "clientserver",
|
|
|
5817 #endif
|
|
|
5818 #ifdef FEAT_CLIPBOARD
|
|
|
5819 "clipboard",
|
|
|
5820 #endif
|
|
|
5821 #ifdef FEAT_CMDL_COMPL
|
|
|
5822 "cmdline_compl",
|
|
|
5823 #endif
|
|
|
5824 #ifdef FEAT_CMDHIST
|
|
|
5825 "cmdline_hist",
|
|
|
5826 #endif
|
|
|
5827 #ifdef FEAT_COMMENTS
|
|
|
5828 "comments",
|
|
|
5829 #endif
|
|
|
5830 #ifdef FEAT_CRYPT
|
|
|
5831 "cryptv",
|
|
|
5832 #endif
|
|
|
5833 #ifdef FEAT_CSCOPE
|
|
|
5834 "cscope",
|
|
|
5835 #endif
|
|
|
5836 #ifdef DEBUG
|
|
|
5837 "debug",
|
|
|
5838 #endif
|
|
|
5839 #ifdef FEAT_CON_DIALOG
|
|
|
5840 "dialog_con",
|
|
|
5841 #endif
|
|
|
5842 #ifdef FEAT_GUI_DIALOG
|
|
|
5843 "dialog_gui",
|
|
|
5844 #endif
|
|
|
5845 #ifdef FEAT_DIFF
|
|
|
5846 "diff",
|
|
|
5847 #endif
|
|
|
5848 #ifdef FEAT_DIGRAPHS
|
|
|
5849 "digraphs",
|
|
|
5850 #endif
|
|
|
5851 #ifdef FEAT_DND
|
|
|
5852 "dnd",
|
|
|
5853 #endif
|
|
|
5854 #ifdef FEAT_EMACS_TAGS
|
|
|
5855 "emacs_tags",
|
|
|
5856 #endif
|
|
|
5857 "eval", /* always present, of course! */
|
|
|
5858 #ifdef FEAT_EX_EXTRA
|
|
|
5859 "ex_extra",
|
|
|
5860 #endif
|
|
|
5861 #ifdef FEAT_SEARCH_EXTRA
|
|
|
5862 "extra_search",
|
|
|
5863 #endif
|
|
|
5864 #ifdef FEAT_FKMAP
|
|
|
5865 "farsi",
|
|
|
5866 #endif
|
|
|
5867 #ifdef FEAT_SEARCHPATH
|
|
|
5868 "file_in_path",
|
|
|
5869 #endif
|
|
|
5870 #ifdef FEAT_FIND_ID
|
|
|
5871 "find_in_path",
|
|
|
5872 #endif
|
|
|
5873 #ifdef FEAT_FOLDING
|
|
|
5874 "folding",
|
|
|
5875 #endif
|
|
|
5876 #ifdef FEAT_FOOTER
|
|
|
5877 "footer",
|
|
|
5878 #endif
|
|
|
5879 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
5880 "fork",
|
|
|
5881 #endif
|
|
|
5882 #ifdef FEAT_GETTEXT
|
|
|
5883 "gettext",
|
|
|
5884 #endif
|
|
|
5885 #ifdef FEAT_GUI
|
|
|
5886 "gui",
|
|
|
5887 #endif
|
|
|
5888 #ifdef FEAT_GUI_ATHENA
|
|
|
5889 # ifdef FEAT_GUI_NEXTAW
|
|
|
5890 "gui_neXtaw",
|
|
|
5891 # else
|
|
|
5892 "gui_athena",
|
|
|
5893 # endif
|
|
|
5894 #endif
|
|
|
5895 #ifdef FEAT_GUI_BEOS
|
|
|
5896 "gui_beos",
|
|
|
5897 #endif
|
|
11
|
5898 #ifdef FEAT_GUI_KDE
|
|
|
5899 "gui_kde",
|
|
|
5900 #endif
|
|
7
|
5901 #ifdef FEAT_GUI_GTK
|
|
|
5902 "gui_gtk",
|
|
|
5903 # ifdef HAVE_GTK2
|
|
|
5904 "gui_gtk2",
|
|
|
5905 # endif
|
|
|
5906 #endif
|
|
|
5907 #ifdef FEAT_GUI_MAC
|
|
|
5908 "gui_mac",
|
|
|
5909 #endif
|
|
|
5910 #ifdef FEAT_GUI_MOTIF
|
|
|
5911 "gui_motif",
|
|
|
5912 #endif
|
|
|
5913 #ifdef FEAT_GUI_PHOTON
|
|
|
5914 "gui_photon",
|
|
|
5915 #endif
|
|
|
5916 #ifdef FEAT_GUI_W16
|
|
|
5917 "gui_win16",
|
|
|
5918 #endif
|
|
|
5919 #ifdef FEAT_GUI_W32
|
|
|
5920 "gui_win32",
|
|
|
5921 #endif
|
|
|
5922 #ifdef FEAT_HANGULIN
|
|
|
5923 "hangul_input",
|
|
|
5924 #endif
|
|
|
5925 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
5926 "iconv",
|
|
|
5927 #endif
|
|
|
5928 #ifdef FEAT_INS_EXPAND
|
|
|
5929 "insert_expand",
|
|
|
5930 #endif
|
|
|
5931 #ifdef FEAT_JUMPLIST
|
|
|
5932 "jumplist",
|
|
|
5933 #endif
|
|
|
5934 #ifdef FEAT_KEYMAP
|
|
|
5935 "keymap",
|
|
|
5936 #endif
|
|
|
5937 #ifdef FEAT_LANGMAP
|
|
|
5938 "langmap",
|
|
|
5939 #endif
|
|
|
5940 #ifdef FEAT_LIBCALL
|
|
|
5941 "libcall",
|
|
|
5942 #endif
|
|
|
5943 #ifdef FEAT_LINEBREAK
|
|
|
5944 "linebreak",
|
|
|
5945 #endif
|
|
|
5946 #ifdef FEAT_LISP
|
|
|
5947 "lispindent",
|
|
|
5948 #endif
|
|
|
5949 #ifdef FEAT_LISTCMDS
|
|
|
5950 "listcmds",
|
|
|
5951 #endif
|
|
|
5952 #ifdef FEAT_LOCALMAP
|
|
|
5953 "localmap",
|
|
|
5954 #endif
|
|
|
5955 #ifdef FEAT_MENU
|
|
|
5956 "menu",
|
|
|
5957 #endif
|
|
|
5958 #ifdef FEAT_SESSION
|
|
|
5959 "mksession",
|
|
|
5960 #endif
|
|
|
5961 #ifdef FEAT_MODIFY_FNAME
|
|
|
5962 "modify_fname",
|
|
|
5963 #endif
|
|
|
5964 #ifdef FEAT_MOUSE
|
|
|
5965 "mouse",
|
|
|
5966 #endif
|
|
|
5967 #ifdef FEAT_MOUSESHAPE
|
|
|
5968 "mouseshape",
|
|
|
5969 #endif
|
|
|
5970 #if defined(UNIX) || defined(VMS)
|
|
|
5971 # ifdef FEAT_MOUSE_DEC
|
|
|
5972 "mouse_dec",
|
|
|
5973 # endif
|
|
|
5974 # ifdef FEAT_MOUSE_GPM
|
|
|
5975 "mouse_gpm",
|
|
|
5976 # endif
|
|
|
5977 # ifdef FEAT_MOUSE_JSB
|
|
|
5978 "mouse_jsbterm",
|
|
|
5979 # endif
|
|
|
5980 # ifdef FEAT_MOUSE_NET
|
|
|
5981 "mouse_netterm",
|
|
|
5982 # endif
|
|
|
5983 # ifdef FEAT_MOUSE_PTERM
|
|
|
5984 "mouse_pterm",
|
|
|
5985 # endif
|
|
|
5986 # ifdef FEAT_MOUSE_XTERM
|
|
|
5987 "mouse_xterm",
|
|
|
5988 # endif
|
|
|
5989 #endif
|
|
|
5990 #ifdef FEAT_MBYTE
|
|
|
5991 "multi_byte",
|
|
|
5992 #endif
|
|
|
5993 #ifdef FEAT_MBYTE_IME
|
|
|
5994 "multi_byte_ime",
|
|
|
5995 #endif
|
|
|
5996 #ifdef FEAT_MULTI_LANG
|
|
|
5997 "multi_lang",
|
|
|
5998 #endif
|
|
14
|
5999 #ifdef FEAT_MZSCHEME
|
|
|
6000 "mzscheme",
|
|
|
6001 #endif
|
|
7
|
6002 #ifdef FEAT_OLE
|
|
|
6003 "ole",
|
|
|
6004 #endif
|
|
|
6005 #ifdef FEAT_OSFILETYPE
|
|
|
6006 "osfiletype",
|
|
|
6007 #endif
|
|
|
6008 #ifdef FEAT_PATH_EXTRA
|
|
|
6009 "path_extra",
|
|
|
6010 #endif
|
|
|
6011 #ifdef FEAT_PERL
|
|
|
6012 #ifndef DYNAMIC_PERL
|
|
|
6013 "perl",
|
|
|
6014 #endif
|
|
|
6015 #endif
|
|
|
6016 #ifdef FEAT_PYTHON
|
|
|
6017 #ifndef DYNAMIC_PYTHON
|
|
|
6018 "python",
|
|
|
6019 #endif
|
|
|
6020 #endif
|
|
|
6021 #ifdef FEAT_POSTSCRIPT
|
|
|
6022 "postscript",
|
|
|
6023 #endif
|
|
|
6024 #ifdef FEAT_PRINTER
|
|
|
6025 "printer",
|
|
|
6026 #endif
|
|
|
6027 #ifdef FEAT_QUICKFIX
|
|
|
6028 "quickfix",
|
|
|
6029 #endif
|
|
|
6030 #ifdef FEAT_RIGHTLEFT
|
|
|
6031 "rightleft",
|
|
|
6032 #endif
|
|
|
6033 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
6034 "ruby",
|
|
|
6035 #endif
|
|
|
6036 #ifdef FEAT_SCROLLBIND
|
|
|
6037 "scrollbind",
|
|
|
6038 #endif
|
|
|
6039 #ifdef FEAT_CMDL_INFO
|
|
|
6040 "showcmd",
|
|
|
6041 "cmdline_info",
|
|
|
6042 #endif
|
|
|
6043 #ifdef FEAT_SIGNS
|
|
|
6044 "signs",
|
|
|
6045 #endif
|
|
|
6046 #ifdef FEAT_SMARTINDENT
|
|
|
6047 "smartindent",
|
|
|
6048 #endif
|
|
|
6049 #ifdef FEAT_SNIFF
|
|
|
6050 "sniff",
|
|
|
6051 #endif
|
|
|
6052 #ifdef FEAT_STL_OPT
|
|
|
6053 "statusline",
|
|
|
6054 #endif
|
|
|
6055 #ifdef FEAT_SUN_WORKSHOP
|
|
|
6056 "sun_workshop",
|
|
|
6057 #endif
|
|
|
6058 #ifdef FEAT_NETBEANS_INTG
|
|
|
6059 "netbeans_intg",
|
|
|
6060 #endif
|
|
|
6061 #ifdef FEAT_SYN_HL
|
|
|
6062 "syntax",
|
|
|
6063 #endif
|
|
|
6064 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
6065 "system",
|
|
|
6066 #endif
|
|
|
6067 #ifdef FEAT_TAG_BINS
|
|
|
6068 "tag_binary",
|
|
|
6069 #endif
|
|
|
6070 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
6071 "tag_old_static",
|
|
|
6072 #endif
|
|
|
6073 #ifdef FEAT_TAG_ANYWHITE
|
|
|
6074 "tag_any_white",
|
|
|
6075 #endif
|
|
|
6076 #ifdef FEAT_TCL
|
|
|
6077 # ifndef DYNAMIC_TCL
|
|
|
6078 "tcl",
|
|
|
6079 # endif
|
|
|
6080 #endif
|
|
|
6081 #ifdef TERMINFO
|
|
|
6082 "terminfo",
|
|
|
6083 #endif
|
|
|
6084 #ifdef FEAT_TERMRESPONSE
|
|
|
6085 "termresponse",
|
|
|
6086 #endif
|
|
|
6087 #ifdef FEAT_TEXTOBJ
|
|
|
6088 "textobjects",
|
|
|
6089 #endif
|
|
|
6090 #ifdef HAVE_TGETENT
|
|
|
6091 "tgetent",
|
|
|
6092 #endif
|
|
|
6093 #ifdef FEAT_TITLE
|
|
|
6094 "title",
|
|
|
6095 #endif
|
|
|
6096 #ifdef FEAT_TOOLBAR
|
|
|
6097 "toolbar",
|
|
|
6098 #endif
|
|
|
6099 #ifdef FEAT_USR_CMDS
|
|
|
6100 "user-commands", /* was accidentally included in 5.4 */
|
|
|
6101 "user_commands",
|
|
|
6102 #endif
|
|
|
6103 #ifdef FEAT_VIMINFO
|
|
|
6104 "viminfo",
|
|
|
6105 #endif
|
|
|
6106 #ifdef FEAT_VERTSPLIT
|
|
|
6107 "vertsplit",
|
|
|
6108 #endif
|
|
|
6109 #ifdef FEAT_VIRTUALEDIT
|
|
|
6110 "virtualedit",
|
|
|
6111 #endif
|
|
|
6112 #ifdef FEAT_VISUAL
|
|
|
6113 "visual",
|
|
|
6114 #endif
|
|
|
6115 #ifdef FEAT_VISUALEXTRA
|
|
|
6116 "visualextra",
|
|
|
6117 #endif
|
|
|
6118 #ifdef FEAT_VREPLACE
|
|
|
6119 "vreplace",
|
|
|
6120 #endif
|
|
|
6121 #ifdef FEAT_WILDIGN
|
|
|
6122 "wildignore",
|
|
|
6123 #endif
|
|
|
6124 #ifdef FEAT_WILDMENU
|
|
|
6125 "wildmenu",
|
|
|
6126 #endif
|
|
|
6127 #ifdef FEAT_WINDOWS
|
|
|
6128 "windows",
|
|
|
6129 #endif
|
|
|
6130 #ifdef FEAT_WAK
|
|
|
6131 "winaltkeys",
|
|
|
6132 #endif
|
|
|
6133 #ifdef FEAT_WRITEBACKUP
|
|
|
6134 "writebackup",
|
|
|
6135 #endif
|
|
|
6136 #ifdef FEAT_XIM
|
|
|
6137 "xim",
|
|
|
6138 #endif
|
|
|
6139 #ifdef FEAT_XFONTSET
|
|
|
6140 "xfontset",
|
|
|
6141 #endif
|
|
|
6142 #ifdef USE_XSMP
|
|
|
6143 "xsmp",
|
|
|
6144 #endif
|
|
|
6145 #ifdef USE_XSMP_INTERACT
|
|
|
6146 "xsmp_interact",
|
|
|
6147 #endif
|
|
|
6148 #ifdef FEAT_XCLIPBOARD
|
|
|
6149 "xterm_clipboard",
|
|
|
6150 #endif
|
|
|
6151 #ifdef FEAT_XTERM_SAVE
|
|
|
6152 "xterm_save",
|
|
|
6153 #endif
|
|
|
6154 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
6155 "X11",
|
|
|
6156 #endif
|
|
|
6157 NULL
|
|
|
6158 };
|
|
|
6159
|
|
56
|
6160 name = get_vartv_string(&argvars[0]);
|
|
7
|
6161 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
6162 if (STRICMP(name, has_list[i]) == 0)
|
|
|
6163 {
|
|
|
6164 n = TRUE;
|
|
|
6165 break;
|
|
|
6166 }
|
|
|
6167
|
|
|
6168 if (n == FALSE)
|
|
|
6169 {
|
|
|
6170 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
6171 n = has_patch(atoi((char *)name + 5));
|
|
|
6172 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
6173 n = (starting != 0);
|
|
|
6174 #ifdef DYNAMIC_TCL
|
|
|
6175 else if (STRICMP(name, "tcl") == 0)
|
|
|
6176 n = tcl_enabled(FALSE);
|
|
|
6177 #endif
|
|
|
6178 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
6179 else if (STRICMP(name, "iconv") == 0)
|
|
|
6180 n = iconv_enabled(FALSE);
|
|
|
6181 #endif
|
|
|
6182 #ifdef DYNAMIC_RUBY
|
|
|
6183 else if (STRICMP(name, "ruby") == 0)
|
|
|
6184 n = ruby_enabled(FALSE);
|
|
|
6185 #endif
|
|
|
6186 #ifdef DYNAMIC_PYTHON
|
|
|
6187 else if (STRICMP(name, "python") == 0)
|
|
|
6188 n = python_enabled(FALSE);
|
|
|
6189 #endif
|
|
|
6190 #ifdef DYNAMIC_PERL
|
|
|
6191 else if (STRICMP(name, "perl") == 0)
|
|
|
6192 n = perl_enabled(FALSE);
|
|
|
6193 #endif
|
|
|
6194 #ifdef FEAT_GUI
|
|
|
6195 else if (STRICMP(name, "gui_running") == 0)
|
|
|
6196 n = (gui.in_use || gui.starting);
|
|
|
6197 # ifdef FEAT_GUI_W32
|
|
|
6198 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
6199 n = gui_is_win32s();
|
|
|
6200 # endif
|
|
|
6201 # ifdef FEAT_BROWSE
|
|
|
6202 else if (STRICMP(name, "browse") == 0)
|
|
|
6203 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
6204 # endif
|
|
|
6205 #endif
|
|
|
6206 #ifdef FEAT_SYN_HL
|
|
|
6207 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
6208 n = syntax_present(curbuf);
|
|
|
6209 #endif
|
|
|
6210 #if defined(WIN3264)
|
|
|
6211 else if (STRICMP(name, "win95") == 0)
|
|
|
6212 n = mch_windows95();
|
|
|
6213 #endif
|
|
34
|
6214 #ifdef FEAT_NETBEANS_INTG
|
|
|
6215 else if (STRICMP(name, "netbeans_enabled") == 0)
|
|
|
6216 n = usingNetbeans;
|
|
|
6217 #endif
|
|
7
|
6218 }
|
|
|
6219
|
|
56
|
6220 retvar->vval.v_number = n;
|
|
7
|
6221 }
|
|
|
6222
|
|
|
6223 /*
|
|
|
6224 * "hasmapto()" function
|
|
|
6225 */
|
|
|
6226 static void
|
|
|
6227 f_hasmapto(argvars, retvar)
|
|
56
|
6228 typeval *argvars;
|
|
|
6229 typeval *retvar;
|
|
7
|
6230 {
|
|
|
6231 char_u *name;
|
|
|
6232 char_u *mode;
|
|
|
6233 char_u buf[NUMBUFLEN];
|
|
|
6234
|
|
56
|
6235 name = get_vartv_string(&argvars[0]);
|
|
|
6236 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
6237 mode = (char_u *)"nvo";
|
|
|
6238 else
|
|
56
|
6239 mode = get_vartv_string_buf(&argvars[1], buf);
|
|
7
|
6240
|
|
|
6241 if (map_to_exists(name, mode))
|
|
56
|
6242 retvar->vval.v_number = TRUE;
|
|
|
6243 else
|
|
|
6244 retvar->vval.v_number = FALSE;
|
|
7
|
6245 }
|
|
|
6246
|
|
|
6247 /*
|
|
|
6248 * "histadd()" function
|
|
|
6249 */
|
|
|
6250 /*ARGSUSED*/
|
|
|
6251 static void
|
|
|
6252 f_histadd(argvars, retvar)
|
|
56
|
6253 typeval *argvars;
|
|
|
6254 typeval *retvar;
|
|
7
|
6255 {
|
|
|
6256 #ifdef FEAT_CMDHIST
|
|
|
6257 int histype;
|
|
|
6258 char_u *str;
|
|
|
6259 char_u buf[NUMBUFLEN];
|
|
|
6260 #endif
|
|
|
6261
|
|
56
|
6262 retvar->vval.v_number = FALSE;
|
|
7
|
6263 if (check_restricted() || check_secure())
|
|
|
6264 return;
|
|
|
6265 #ifdef FEAT_CMDHIST
|
|
56
|
6266 histype = get_histtype(get_vartv_string(&argvars[0]));
|
|
7
|
6267 if (histype >= 0)
|
|
|
6268 {
|
|
56
|
6269 str = get_vartv_string_buf(&argvars[1], buf);
|
|
7
|
6270 if (*str != NUL)
|
|
|
6271 {
|
|
|
6272 add_to_history(histype, str, FALSE, NUL);
|
|
56
|
6273 retvar->vval.v_number = TRUE;
|
|
7
|
6274 return;
|
|
|
6275 }
|
|
|
6276 }
|
|
|
6277 #endif
|
|
|
6278 }
|
|
|
6279
|
|
|
6280 /*
|
|
|
6281 * "histdel()" function
|
|
|
6282 */
|
|
|
6283 /*ARGSUSED*/
|
|
|
6284 static void
|
|
|
6285 f_histdel(argvars, retvar)
|
|
56
|
6286 typeval *argvars;
|
|
|
6287 typeval *retvar;
|
|
7
|
6288 {
|
|
|
6289 #ifdef FEAT_CMDHIST
|
|
|
6290 int n;
|
|
|
6291 char_u buf[NUMBUFLEN];
|
|
|
6292
|
|
56
|
6293 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
6294 /* only one argument: clear entire history */
|
|
56
|
6295 n = clr_history(get_histtype(get_vartv_string(&argvars[0])));
|
|
|
6296 else if (argvars[1].v_type == VAR_NUMBER)
|
|
7
|
6297 /* index given: remove that entry */
|
|
56
|
6298 n = del_history_idx(get_histtype(get_vartv_string(&argvars[0])),
|
|
|
6299 (int)get_vartv_number(&argvars[1]));
|
|
7
|
6300 else
|
|
|
6301 /* string given: remove all matching entries */
|
|
56
|
6302 n = del_history_entry(get_histtype(get_vartv_string(&argvars[0])),
|
|
|
6303 get_vartv_string_buf(&argvars[1], buf));
|
|
|
6304 retvar->vval.v_number = n;
|
|
7
|
6305 #else
|
|
56
|
6306 retvar->vval.v_number = 0;
|
|
7
|
6307 #endif
|
|
|
6308 }
|
|
|
6309
|
|
|
6310 /*
|
|
|
6311 * "histget()" function
|
|
|
6312 */
|
|
|
6313 /*ARGSUSED*/
|
|
|
6314 static void
|
|
|
6315 f_histget(argvars, retvar)
|
|
56
|
6316 typeval *argvars;
|
|
|
6317 typeval *retvar;
|
|
7
|
6318 {
|
|
|
6319 #ifdef FEAT_CMDHIST
|
|
|
6320 int type;
|
|
|
6321 int idx;
|
|
|
6322
|
|
56
|
6323 type = get_histtype(get_vartv_string(&argvars[0]));
|
|
|
6324 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
6325 idx = get_history_idx(type);
|
|
|
6326 else
|
|
56
|
6327 idx = (int)get_vartv_number(&argvars[1]);
|
|
|
6328 retvar->vval.v_string = vim_strsave(get_history_entry(type, idx));
|
|
7
|
6329 #else
|
|
56
|
6330 retvar->vval.v_string = NULL;
|
|
|
6331 #endif
|
|
|
6332 retvar->v_type = VAR_STRING;
|
|
7
|
6333 }
|
|
|
6334
|
|
|
6335 /*
|
|
|
6336 * "histnr()" function
|
|
|
6337 */
|
|
|
6338 /*ARGSUSED*/
|
|
|
6339 static void
|
|
|
6340 f_histnr(argvars, retvar)
|
|
56
|
6341 typeval *argvars;
|
|
|
6342 typeval *retvar;
|
|
7
|
6343 {
|
|
|
6344 int i;
|
|
|
6345
|
|
|
6346 #ifdef FEAT_CMDHIST
|
|
56
|
6347 i = get_histtype(get_vartv_string(&argvars[0]));
|
|
7
|
6348 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
6349 i = get_history_idx(i);
|
|
|
6350 else
|
|
|
6351 #endif
|
|
|
6352 i = -1;
|
|
56
|
6353 retvar->vval.v_number = i;
|
|
7
|
6354 }
|
|
|
6355
|
|
|
6356 /*
|
|
|
6357 * "highlight_exists()" function
|
|
|
6358 */
|
|
|
6359 static void
|
|
|
6360 f_hlexists(argvars, retvar)
|
|
56
|
6361 typeval *argvars;
|
|
|
6362 typeval *retvar;
|
|
|
6363 {
|
|
|
6364 retvar->vval.v_number = highlight_exists(get_vartv_string(&argvars[0]));
|
|
7
|
6365 }
|
|
|
6366
|
|
|
6367 /*
|
|
|
6368 * "highlightID(name)" function
|
|
|
6369 */
|
|
|
6370 static void
|
|
|
6371 f_hlID(argvars, retvar)
|
|
56
|
6372 typeval *argvars;
|
|
|
6373 typeval *retvar;
|
|
|
6374 {
|
|
|
6375 retvar->vval.v_number = syn_name2id(get_vartv_string(&argvars[0]));
|
|
7
|
6376 }
|
|
|
6377
|
|
|
6378 /*
|
|
|
6379 * "hostname()" function
|
|
|
6380 */
|
|
|
6381 /*ARGSUSED*/
|
|
|
6382 static void
|
|
|
6383 f_hostname(argvars, retvar)
|
|
56
|
6384 typeval *argvars;
|
|
|
6385 typeval *retvar;
|
|
7
|
6386 {
|
|
|
6387 char_u hostname[256];
|
|
|
6388
|
|
|
6389 mch_get_host_name(hostname, 256);
|
|
56
|
6390 retvar->v_type = VAR_STRING;
|
|
|
6391 retvar->vval.v_string = vim_strsave(hostname);
|
|
7
|
6392 }
|
|
|
6393
|
|
|
6394 /*
|
|
|
6395 * iconv() function
|
|
|
6396 */
|
|
|
6397 /*ARGSUSED*/
|
|
|
6398 static void
|
|
|
6399 f_iconv(argvars, retvar)
|
|
56
|
6400 typeval *argvars;
|
|
|
6401 typeval *retvar;
|
|
7
|
6402 {
|
|
|
6403 #ifdef FEAT_MBYTE
|
|
|
6404 char_u buf1[NUMBUFLEN];
|
|
|
6405 char_u buf2[NUMBUFLEN];
|
|
|
6406 char_u *from, *to, *str;
|
|
|
6407 vimconv_T vimconv;
|
|
|
6408 #endif
|
|
|
6409
|
|
56
|
6410 retvar->v_type = VAR_STRING;
|
|
|
6411 retvar->vval.v_string = NULL;
|
|
7
|
6412
|
|
|
6413 #ifdef FEAT_MBYTE
|
|
56
|
6414 str = get_vartv_string(&argvars[0]);
|
|
|
6415 from = enc_canonize(enc_skip(get_vartv_string_buf(&argvars[1], buf1)));
|
|
|
6416 to = enc_canonize(enc_skip(get_vartv_string_buf(&argvars[2], buf2)));
|
|
7
|
6417 vimconv.vc_type = CONV_NONE;
|
|
|
6418 convert_setup(&vimconv, from, to);
|
|
|
6419
|
|
|
6420 /* If the encodings are equal, no conversion needed. */
|
|
|
6421 if (vimconv.vc_type == CONV_NONE)
|
|
56
|
6422 retvar->vval.v_string = vim_strsave(str);
|
|
|
6423 else
|
|
|
6424 retvar->vval.v_string = string_convert(&vimconv, str, NULL);
|
|
7
|
6425
|
|
|
6426 convert_setup(&vimconv, NULL, NULL);
|
|
|
6427 vim_free(from);
|
|
|
6428 vim_free(to);
|
|
|
6429 #endif
|
|
|
6430 }
|
|
|
6431
|
|
|
6432 /*
|
|
|
6433 * "indent()" function
|
|
|
6434 */
|
|
|
6435 static void
|
|
|
6436 f_indent(argvars, retvar)
|
|
56
|
6437 typeval *argvars;
|
|
|
6438 typeval *retvar;
|
|
7
|
6439 {
|
|
|
6440 linenr_T lnum;
|
|
|
6441
|
|
56
|
6442 lnum = get_vartv_lnum(argvars);
|
|
7
|
6443 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
56
|
6444 retvar->vval.v_number = get_indent_lnum(lnum);
|
|
|
6445 else
|
|
|
6446 retvar->vval.v_number = -1;
|
|
7
|
6447 }
|
|
|
6448
|
|
|
6449 static int inputsecret_flag = 0;
|
|
|
6450
|
|
|
6451 /*
|
|
|
6452 * "input()" function
|
|
|
6453 * Also handles inputsecret() when inputsecret is set.
|
|
|
6454 */
|
|
|
6455 static void
|
|
|
6456 f_input(argvars, retvar)
|
|
56
|
6457 typeval *argvars;
|
|
|
6458 typeval *retvar;
|
|
|
6459 {
|
|
|
6460 char_u *prompt = get_vartv_string(&argvars[0]);
|
|
7
|
6461 char_u *p = NULL;
|
|
|
6462 int c;
|
|
|
6463 char_u buf[NUMBUFLEN];
|
|
|
6464 int cmd_silent_save = cmd_silent;
|
|
|
6465
|
|
56
|
6466 retvar->v_type = VAR_STRING;
|
|
7
|
6467
|
|
|
6468 #ifdef NO_CONSOLE_INPUT
|
|
|
6469 /* While starting up, there is no place to enter text. */
|
|
|
6470 if (no_console_input())
|
|
|
6471 {
|
|
56
|
6472 retvar->vval.v_string = NULL;
|
|
7
|
6473 return;
|
|
|
6474 }
|
|
|
6475 #endif
|
|
|
6476
|
|
|
6477 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
6478 if (prompt != NULL)
|
|
|
6479 {
|
|
|
6480 /* Only the part of the message after the last NL is considered as
|
|
|
6481 * prompt for the command line */
|
|
|
6482 p = vim_strrchr(prompt, '\n');
|
|
|
6483 if (p == NULL)
|
|
|
6484 p = prompt;
|
|
|
6485 else
|
|
|
6486 {
|
|
|
6487 ++p;
|
|
|
6488 c = *p;
|
|
|
6489 *p = NUL;
|
|
|
6490 msg_start();
|
|
|
6491 msg_clr_eos();
|
|
|
6492 msg_puts_attr(prompt, echo_attr);
|
|
|
6493 msg_didout = FALSE;
|
|
|
6494 msg_starthere();
|
|
|
6495 *p = c;
|
|
|
6496 }
|
|
|
6497 cmdline_row = msg_row;
|
|
|
6498 }
|
|
|
6499
|
|
56
|
6500 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
6501 stuffReadbuffSpec(get_vartv_string_buf(&argvars[1], buf));
|
|
|
6502
|
|
|
6503 retvar->vval.v_string =
|
|
7
|
6504 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
6505
|
|
|
6506 /* since the user typed this, no need to wait for return */
|
|
|
6507 need_wait_return = FALSE;
|
|
|
6508 msg_didout = FALSE;
|
|
|
6509 cmd_silent = cmd_silent_save;
|
|
|
6510 }
|
|
|
6511
|
|
|
6512 /*
|
|
|
6513 * "inputdialog()" function
|
|
|
6514 */
|
|
|
6515 static void
|
|
|
6516 f_inputdialog(argvars, retvar)
|
|
56
|
6517 typeval *argvars;
|
|
|
6518 typeval *retvar;
|
|
7
|
6519 {
|
|
|
6520 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
6521 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
6522 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
6523 {
|
|
|
6524 char_u *message;
|
|
|
6525 char_u buf[NUMBUFLEN];
|
|
|
6526
|
|
56
|
6527 message = get_vartv_string(&argvars[0]);
|
|
|
6528 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
6529 {
|
|
|
6530 STRNCPY(IObuff, get_vartv_string_buf(&argvars[1], buf), IOSIZE);
|
|
7
|
6531 IObuff[IOSIZE - 1] = NUL;
|
|
|
6532 }
|
|
|
6533 else
|
|
|
6534 IObuff[0] = NUL;
|
|
|
6535 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
6536 1, IObuff) == 1)
|
|
56
|
6537 retvar->vval.v_string = vim_strsave(IObuff);
|
|
7
|
6538 else
|
|
|
6539 {
|
|
56
|
6540 if (argvars[1].v_type != VAR_UNKNOWN
|
|
|
6541 && argvars[2].v_type != VAR_UNKNOWN)
|
|
|
6542 retvar->vval.v_string = vim_strsave(
|
|
|
6543 get_vartv_string_buf(&argvars[2], buf));
|
|
7
|
6544 else
|
|
56
|
6545 retvar->vval.v_string = NULL;
|
|
|
6546 }
|
|
|
6547 retvar->v_type = VAR_STRING;
|
|
7
|
6548 }
|
|
|
6549 else
|
|
|
6550 #endif
|
|
|
6551 f_input(argvars, retvar);
|
|
|
6552 }
|
|
|
6553
|
|
|
6554 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
6555
|
|
|
6556 /*
|
|
|
6557 * "inputrestore()" function
|
|
|
6558 */
|
|
|
6559 /*ARGSUSED*/
|
|
|
6560 static void
|
|
|
6561 f_inputrestore(argvars, retvar)
|
|
56
|
6562 typeval *argvars;
|
|
|
6563 typeval *retvar;
|
|
7
|
6564 {
|
|
|
6565 if (ga_userinput.ga_len > 0)
|
|
|
6566 {
|
|
|
6567 --ga_userinput.ga_len;
|
|
|
6568 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
6569 + ga_userinput.ga_len);
|
|
56
|
6570 retvar->vval.v_number = 0; /* OK */
|
|
7
|
6571 }
|
|
|
6572 else if (p_verbose > 1)
|
|
|
6573 {
|
|
|
6574 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
56
|
6575 retvar->vval.v_number = 1; /* Failed */
|
|
7
|
6576 }
|
|
|
6577 }
|
|
|
6578
|
|
|
6579 /*
|
|
|
6580 * "inputsave()" function
|
|
|
6581 */
|
|
|
6582 /*ARGSUSED*/
|
|
|
6583 static void
|
|
|
6584 f_inputsave(argvars, retvar)
|
|
56
|
6585 typeval *argvars;
|
|
|
6586 typeval *retvar;
|
|
7
|
6587 {
|
|
|
6588 /* Add an entry to the stack of typehead storage. */
|
|
|
6589 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
6590 {
|
|
|
6591 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
6592 + ga_userinput.ga_len);
|
|
|
6593 ++ga_userinput.ga_len;
|
|
56
|
6594 retvar->vval.v_number = 0; /* OK */
|
|
|
6595 }
|
|
|
6596 else
|
|
|
6597 retvar->vval.v_number = 1; /* Failed */
|
|
7
|
6598 }
|
|
|
6599
|
|
|
6600 /*
|
|
|
6601 * "inputsecret()" function
|
|
|
6602 */
|
|
|
6603 static void
|
|
|
6604 f_inputsecret(argvars, retvar)
|
|
56
|
6605 typeval *argvars;
|
|
|
6606 typeval *retvar;
|
|
7
|
6607 {
|
|
|
6608 ++cmdline_star;
|
|
|
6609 ++inputsecret_flag;
|
|
|
6610 f_input(argvars, retvar);
|
|
|
6611 --cmdline_star;
|
|
|
6612 --inputsecret_flag;
|
|
|
6613 }
|
|
|
6614
|
|
|
6615 /*
|
|
56
|
6616 * "insert()" function
|
|
|
6617 */
|
|
|
6618 static void
|
|
|
6619 f_insert(argvars, retvar)
|
|
|
6620 typeval *argvars;
|
|
|
6621 typeval *retvar;
|
|
|
6622 {
|
|
|
6623 long before = 0;
|
|
|
6624 long n;
|
|
|
6625 listitem *item;
|
|
|
6626 listitem *ni;
|
|
|
6627 listvar *l;
|
|
|
6628
|
|
|
6629 if (argvars[0].v_type != VAR_LIST)
|
|
|
6630 EMSG(_("E999: First argument of insert() must be a list"));
|
|
|
6631 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
6632 {
|
|
|
6633 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
6634 before = get_vartv_number(&argvars[2]);
|
|
|
6635
|
|
|
6636 if (before < 0)
|
|
|
6637 {
|
|
|
6638 /* Count from the end: -1 is before last item. */
|
|
|
6639 item = l->lv_last;
|
|
|
6640 for (n = before + 1; n < 0 && item != NULL; ++n)
|
|
|
6641 item = item->li_prev;
|
|
|
6642 if (item == NULL)
|
|
|
6643 n = 1; /* report an error, don't append */
|
|
|
6644 }
|
|
|
6645 else
|
|
|
6646 {
|
|
|
6647 /* Can't use list_find() here, we allow one past the end. */
|
|
|
6648 item = l->lv_first;
|
|
|
6649 for (n = before; n > 0 && item != NULL; --n)
|
|
|
6650 item = item->li_next;
|
|
|
6651 }
|
|
|
6652 if (n > 0)
|
|
|
6653 EMSGN(_(e_listidx), before);
|
|
|
6654 else
|
|
|
6655 {
|
|
|
6656 ni = listitem_alloc();
|
|
|
6657 if (ni != NULL)
|
|
|
6658 {
|
|
|
6659 copy_vartv(&argvars[1], &ni->li_tv);
|
|
|
6660 if (item == NULL)
|
|
|
6661 /* Append new item at end of list. */
|
|
|
6662 list_append(l, ni);
|
|
|
6663 else
|
|
|
6664 {
|
|
|
6665 /* Insert new item before existing item. */
|
|
|
6666 ni->li_prev = item->li_prev;
|
|
|
6667 ni->li_next = item;
|
|
|
6668 if (item->li_prev == NULL)
|
|
|
6669 l->lv_first = ni;
|
|
|
6670 else
|
|
|
6671 item->li_prev->li_next = ni;
|
|
|
6672 item->li_prev = ni;
|
|
|
6673 }
|
|
|
6674 copy_vartv(&argvars[0], retvar);
|
|
|
6675 }
|
|
|
6676 }
|
|
|
6677 }
|
|
|
6678 }
|
|
|
6679
|
|
|
6680 /*
|
|
7
|
6681 * "isdirectory()" function
|
|
|
6682 */
|
|
|
6683 static void
|
|
|
6684 f_isdirectory(argvars, retvar)
|
|
56
|
6685 typeval *argvars;
|
|
|
6686 typeval *retvar;
|
|
|
6687 {
|
|
|
6688 retvar->vval.v_number = mch_isdir(get_vartv_string(&argvars[0]));
|
|
7
|
6689 }
|
|
|
6690
|
|
|
6691 /*
|
|
|
6692 * "last_buffer_nr()" function.
|
|
|
6693 */
|
|
|
6694 /*ARGSUSED*/
|
|
|
6695 static void
|
|
|
6696 f_last_buffer_nr(argvars, retvar)
|
|
56
|
6697 typeval *argvars;
|
|
|
6698 typeval *retvar;
|
|
7
|
6699 {
|
|
|
6700 int n = 0;
|
|
|
6701 buf_T *buf;
|
|
|
6702
|
|
|
6703 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
6704 if (n < buf->b_fnum)
|
|
|
6705 n = buf->b_fnum;
|
|
|
6706
|
|
56
|
6707 retvar->vval.v_number = n;
|
|
|
6708 }
|
|
|
6709
|
|
|
6710 /*
|
|
|
6711 * "len()" function
|
|
|
6712 */
|
|
|
6713 static void
|
|
|
6714 f_len(argvars, retvar)
|
|
|
6715 typeval *argvars;
|
|
|
6716 typeval *retvar;
|
|
|
6717 {
|
|
|
6718 switch (argvars[0].v_type)
|
|
|
6719 {
|
|
|
6720 case VAR_STRING:
|
|
|
6721 case VAR_NUMBER:
|
|
|
6722 retvar->vval.v_number = (varnumber_T)STRLEN(
|
|
|
6723 get_vartv_string(&argvars[0]));
|
|
|
6724 break;
|
|
|
6725 case VAR_LIST:
|
|
|
6726 retvar->vval.v_number = list_len(argvars[0].vval.v_list);
|
|
|
6727 break;
|
|
|
6728 default:
|
|
|
6729 EMSG(_("E999: Invalid type for len()"));
|
|
|
6730 break;
|
|
|
6731 }
|
|
|
6732 }
|
|
|
6733
|
|
|
6734 /*
|
|
|
6735 * "libcall()" function
|
|
|
6736 */
|
|
|
6737 static void
|
|
|
6738 f_libcall(argvars, retvar)
|
|
|
6739 typeval *argvars;
|
|
|
6740 typeval *retvar;
|
|
|
6741 {
|
|
|
6742 libcall_common(argvars, retvar, VAR_STRING);
|
|
|
6743 }
|
|
|
6744
|
|
|
6745 /*
|
|
|
6746 * "libcallnr()" function
|
|
|
6747 */
|
|
|
6748 static void
|
|
|
6749 f_libcallnr(argvars, retvar)
|
|
|
6750 typeval *argvars;
|
|
|
6751 typeval *retvar;
|
|
|
6752 {
|
|
|
6753 libcall_common(argvars, retvar, VAR_NUMBER);
|
|
|
6754 }
|
|
|
6755
|
|
|
6756 static void
|
|
|
6757 libcall_common(argvars, retvar, type)
|
|
|
6758 typeval *argvars;
|
|
|
6759 typeval *retvar;
|
|
|
6760 int type;
|
|
|
6761 {
|
|
|
6762 #ifdef FEAT_LIBCALL
|
|
|
6763 char_u *string_in;
|
|
|
6764 char_u **string_result;
|
|
|
6765 int nr_result;
|
|
|
6766 #endif
|
|
|
6767
|
|
|
6768 retvar->v_type = type;
|
|
|
6769 if (type == VAR_NUMBER)
|
|
|
6770 retvar->vval.v_number = 0;
|
|
|
6771 else
|
|
|
6772 retvar->vval.v_string = NULL;
|
|
|
6773
|
|
|
6774 if (check_restricted() || check_secure())
|
|
|
6775 return;
|
|
|
6776
|
|
|
6777 #ifdef FEAT_LIBCALL
|
|
|
6778 /* The first two args must be strings, otherwise its meaningless */
|
|
|
6779 if (argvars[0].v_type == VAR_STRING && argvars[1].v_type == VAR_STRING)
|
|
|
6780 {
|
|
|
6781 if (argvars[2].v_type == VAR_NUMBER)
|
|
|
6782 string_in = NULL;
|
|
|
6783 else
|
|
|
6784 string_in = argvars[2].vval.v_string;
|
|
|
6785 if (type == VAR_NUMBER)
|
|
|
6786 string_result = NULL;
|
|
|
6787 else
|
|
|
6788 string_result = &retvar->vval.v_string;
|
|
|
6789 if (mch_libcall(argvars[0].vval.v_string,
|
|
|
6790 argvars[1].vval.v_string,
|
|
|
6791 string_in,
|
|
|
6792 argvars[2].vval.v_number,
|
|
|
6793 string_result,
|
|
|
6794 &nr_result) == OK
|
|
|
6795 && type == VAR_NUMBER)
|
|
|
6796 retvar->vval.v_number = nr_result;
|
|
|
6797 }
|
|
|
6798 #endif
|
|
7
|
6799 }
|
|
|
6800
|
|
|
6801 /*
|
|
|
6802 * "line(string)" function
|
|
|
6803 */
|
|
|
6804 static void
|
|
|
6805 f_line(argvars, retvar)
|
|
56
|
6806 typeval *argvars;
|
|
|
6807 typeval *retvar;
|
|
7
|
6808 {
|
|
|
6809 linenr_T lnum = 0;
|
|
|
6810 pos_T *fp;
|
|
|
6811
|
|
|
6812 fp = var2fpos(&argvars[0], TRUE);
|
|
|
6813 if (fp != NULL)
|
|
|
6814 lnum = fp->lnum;
|
|
56
|
6815 retvar->vval.v_number = lnum;
|
|
7
|
6816 }
|
|
|
6817
|
|
|
6818 /*
|
|
|
6819 * "line2byte(lnum)" function
|
|
|
6820 */
|
|
|
6821 /*ARGSUSED*/
|
|
|
6822 static void
|
|
|
6823 f_line2byte(argvars, retvar)
|
|
56
|
6824 typeval *argvars;
|
|
|
6825 typeval *retvar;
|
|
7
|
6826 {
|
|
|
6827 #ifndef FEAT_BYTEOFF
|
|
56
|
6828 retvar->vval.v_number = -1;
|
|
7
|
6829 #else
|
|
|
6830 linenr_T lnum;
|
|
|
6831
|
|
56
|
6832 lnum = get_vartv_lnum(argvars);
|
|
7
|
6833 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
56
|
6834 retvar->vval.v_number = -1;
|
|
|
6835 else
|
|
|
6836 retvar->vval.v_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
6837 if (retvar->vval.v_number >= 0)
|
|
|
6838 ++retvar->vval.v_number;
|
|
7
|
6839 #endif
|
|
|
6840 }
|
|
|
6841
|
|
|
6842 /*
|
|
|
6843 * "lispindent(lnum)" function
|
|
|
6844 */
|
|
|
6845 static void
|
|
|
6846 f_lispindent(argvars, retvar)
|
|
56
|
6847 typeval *argvars;
|
|
|
6848 typeval *retvar;
|
|
7
|
6849 {
|
|
|
6850 #ifdef FEAT_LISP
|
|
|
6851 pos_T pos;
|
|
|
6852 linenr_T lnum;
|
|
|
6853
|
|
|
6854 pos = curwin->w_cursor;
|
|
56
|
6855 lnum = get_vartv_lnum(argvars);
|
|
7
|
6856 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
6857 {
|
|
|
6858 curwin->w_cursor.lnum = lnum;
|
|
56
|
6859 retvar->vval.v_number = get_lisp_indent();
|
|
7
|
6860 curwin->w_cursor = pos;
|
|
|
6861 }
|
|
|
6862 else
|
|
|
6863 #endif
|
|
56
|
6864 retvar->vval.v_number = -1;
|
|
7
|
6865 }
|
|
|
6866
|
|
|
6867 /*
|
|
|
6868 * "localtime()" function
|
|
|
6869 */
|
|
|
6870 /*ARGSUSED*/
|
|
|
6871 static void
|
|
|
6872 f_localtime(argvars, retvar)
|
|
56
|
6873 typeval *argvars;
|
|
|
6874 typeval *retvar;
|
|
|
6875 {
|
|
|
6876 retvar->vval.v_number = (varnumber_T)time(NULL);
|
|
7
|
6877 }
|
|
|
6878
|
|
|
6879 /*
|
|
|
6880 * "maparg()" function
|
|
|
6881 */
|
|
|
6882 static void
|
|
|
6883 f_maparg(argvars, retvar)
|
|
56
|
6884 typeval *argvars;
|
|
|
6885 typeval *retvar;
|
|
7
|
6886 {
|
|
|
6887 get_maparg(argvars, retvar, TRUE);
|
|
|
6888 }
|
|
|
6889
|
|
|
6890 /*
|
|
|
6891 * "mapcheck()" function
|
|
|
6892 */
|
|
|
6893 static void
|
|
|
6894 f_mapcheck(argvars, retvar)
|
|
56
|
6895 typeval *argvars;
|
|
|
6896 typeval *retvar;
|
|
7
|
6897 {
|
|
|
6898 get_maparg(argvars, retvar, FALSE);
|
|
|
6899 }
|
|
|
6900
|
|
|
6901 static void
|
|
|
6902 get_maparg(argvars, retvar, exact)
|
|
56
|
6903 typeval *argvars;
|
|
|
6904 typeval *retvar;
|
|
7
|
6905 int exact;
|
|
|
6906 {
|
|
|
6907 char_u *keys;
|
|
|
6908 char_u *which;
|
|
|
6909 char_u buf[NUMBUFLEN];
|
|
|
6910 char_u *keys_buf = NULL;
|
|
|
6911 char_u *rhs;
|
|
|
6912 int mode;
|
|
|
6913 garray_T ga;
|
|
|
6914
|
|
|
6915 /* return empty string for failure */
|
|
56
|
6916 retvar->v_type = VAR_STRING;
|
|
|
6917 retvar->vval.v_string = NULL;
|
|
|
6918
|
|
|
6919 keys = get_vartv_string(&argvars[0]);
|
|
7
|
6920 if (*keys == NUL)
|
|
|
6921 return;
|
|
|
6922
|
|
56
|
6923 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
6924 which = get_vartv_string_buf(&argvars[1], buf);
|
|
7
|
6925 else
|
|
|
6926 which = (char_u *)"";
|
|
|
6927 mode = get_map_mode(&which, 0);
|
|
|
6928
|
|
|
6929 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
6930 rhs = check_map(keys, mode, exact);
|
|
|
6931 vim_free(keys_buf);
|
|
|
6932 if (rhs != NULL)
|
|
|
6933 {
|
|
|
6934 ga_init(&ga);
|
|
|
6935 ga.ga_itemsize = 1;
|
|
|
6936 ga.ga_growsize = 40;
|
|
|
6937
|
|
|
6938 while (*rhs != NUL)
|
|
|
6939 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
6940
|
|
|
6941 ga_append(&ga, NUL);
|
|
56
|
6942 retvar->vval.v_string = (char_u *)ga.ga_data;
|
|
7
|
6943 }
|
|
|
6944 }
|
|
|
6945
|
|
|
6946 /*
|
|
|
6947 * "match()" function
|
|
|
6948 */
|
|
|
6949 static void
|
|
|
6950 f_match(argvars, retvar)
|
|
56
|
6951 typeval *argvars;
|
|
|
6952 typeval *retvar;
|
|
7
|
6953 {
|
|
|
6954 find_some_match(argvars, retvar, 1);
|
|
|
6955 }
|
|
|
6956
|
|
|
6957 /*
|
|
|
6958 * "matchend()" function
|
|
|
6959 */
|
|
|
6960 static void
|
|
|
6961 f_matchend(argvars, retvar)
|
|
56
|
6962 typeval *argvars;
|
|
|
6963 typeval *retvar;
|
|
7
|
6964 {
|
|
|
6965 find_some_match(argvars, retvar, 0);
|
|
|
6966 }
|
|
|
6967
|
|
|
6968 /*
|
|
|
6969 * "matchstr()" function
|
|
|
6970 */
|
|
|
6971 static void
|
|
|
6972 f_matchstr(argvars, retvar)
|
|
56
|
6973 typeval *argvars;
|
|
|
6974 typeval *retvar;
|
|
7
|
6975 {
|
|
|
6976 find_some_match(argvars, retvar, 2);
|
|
|
6977 }
|
|
|
6978
|
|
|
6979 static void
|
|
|
6980 find_some_match(argvars, retvar, type)
|
|
56
|
6981 typeval *argvars;
|
|
|
6982 typeval *retvar;
|
|
7
|
6983 int type;
|
|
|
6984 {
|
|
|
6985 char_u *str;
|
|
19
|
6986 char_u *expr;
|
|
7
|
6987 char_u *pat;
|
|
|
6988 regmatch_T regmatch;
|
|
|
6989 char_u patbuf[NUMBUFLEN];
|
|
|
6990 char_u *save_cpo;
|
|
|
6991 long start = 0;
|
|
19
|
6992 long nth = 1;
|
|
|
6993 int match;
|
|
7
|
6994
|
|
|
6995 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
6996 save_cpo = p_cpo;
|
|
|
6997 p_cpo = (char_u *)"";
|
|
|
6998
|
|
56
|
6999 expr = str = get_vartv_string(&argvars[0]);
|
|
|
7000 pat = get_vartv_string_buf(&argvars[1], patbuf);
|
|
7
|
7001
|
|
|
7002 if (type == 2)
|
|
|
7003 {
|
|
56
|
7004 retvar->v_type = VAR_STRING;
|
|
|
7005 retvar->vval.v_string = NULL;
|
|
|
7006 }
|
|
|
7007 else
|
|
|
7008 retvar->vval.v_number = -1;
|
|
|
7009
|
|
|
7010 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
7011 {
|
|
|
7012 start = get_vartv_number(&argvars[2]);
|
|
7
|
7013 if (start < 0)
|
|
|
7014 start = 0;
|
|
|
7015 if (start > (long)STRLEN(str))
|
|
|
7016 goto theend;
|
|
|
7017 str += start;
|
|
19
|
7018
|
|
56
|
7019 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
|
7020 nth = get_vartv_number(&argvars[3]);
|
|
7
|
7021 }
|
|
|
7022
|
|
|
7023 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
7024 if (regmatch.regprog != NULL)
|
|
|
7025 {
|
|
|
7026 regmatch.rm_ic = p_ic;
|
|
19
|
7027
|
|
|
7028 while (1)
|
|
|
7029 {
|
|
|
7030 match = vim_regexec_nl(®match, str, (colnr_T)0);
|
|
|
7031 if (!match || --nth <= 0)
|
|
|
7032 break;
|
|
|
7033 /* Advance to just after the match. */
|
|
|
7034 #ifdef FEAT_MBYTE
|
|
|
7035 str = regmatch.startp[0] + mb_ptr2len_check(regmatch.startp[0]);
|
|
|
7036 #else
|
|
|
7037 str = regmatch.startp[0] + 1;
|
|
|
7038 #endif
|
|
|
7039 }
|
|
|
7040
|
|
|
7041 if (match)
|
|
7
|
7042 {
|
|
|
7043 if (type == 2)
|
|
56
|
7044 retvar->vval.v_string = vim_strnsave(regmatch.startp[0],
|
|
7
|
7045 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
7046 else
|
|
|
7047 {
|
|
|
7048 if (type != 0)
|
|
56
|
7049 retvar->vval.v_number =
|
|
7
|
7050 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
7051 else
|
|
56
|
7052 retvar->vval.v_number =
|
|
7
|
7053 (varnumber_T)(regmatch.endp[0] - str);
|
|
56
|
7054 retvar->vval.v_number += str - expr;
|
|
7
|
7055 }
|
|
|
7056 }
|
|
|
7057 vim_free(regmatch.regprog);
|
|
|
7058 }
|
|
|
7059
|
|
|
7060 theend:
|
|
|
7061 p_cpo = save_cpo;
|
|
|
7062 }
|
|
|
7063
|
|
|
7064 /*
|
|
|
7065 * "mode()" function
|
|
|
7066 */
|
|
|
7067 /*ARGSUSED*/
|
|
|
7068 static void
|
|
|
7069 f_mode(argvars, retvar)
|
|
56
|
7070 typeval *argvars;
|
|
|
7071 typeval *retvar;
|
|
7
|
7072 {
|
|
|
7073 char_u buf[2];
|
|
|
7074
|
|
|
7075 #ifdef FEAT_VISUAL
|
|
|
7076 if (VIsual_active)
|
|
|
7077 {
|
|
|
7078 if (VIsual_select)
|
|
|
7079 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
7080 else
|
|
|
7081 buf[0] = VIsual_mode;
|
|
|
7082 }
|
|
|
7083 else
|
|
|
7084 #endif
|
|
|
7085 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
7086 buf[0] = 'r';
|
|
|
7087 else if (State & INSERT)
|
|
|
7088 {
|
|
|
7089 if (State & REPLACE_FLAG)
|
|
|
7090 buf[0] = 'R';
|
|
|
7091 else
|
|
|
7092 buf[0] = 'i';
|
|
|
7093 }
|
|
|
7094 else if (State & CMDLINE)
|
|
|
7095 buf[0] = 'c';
|
|
|
7096 else
|
|
|
7097 buf[0] = 'n';
|
|
|
7098
|
|
|
7099 buf[1] = NUL;
|
|
56
|
7100 retvar->vval.v_string = vim_strsave(buf);
|
|
|
7101 retvar->v_type = VAR_STRING;
|
|
7
|
7102 }
|
|
|
7103
|
|
|
7104 /*
|
|
|
7105 * "nr2char()" function
|
|
|
7106 */
|
|
|
7107 static void
|
|
|
7108 f_nr2char(argvars, retvar)
|
|
56
|
7109 typeval *argvars;
|
|
|
7110 typeval *retvar;
|
|
7
|
7111 {
|
|
|
7112 char_u buf[NUMBUFLEN];
|
|
|
7113
|
|
|
7114 #ifdef FEAT_MBYTE
|
|
|
7115 if (has_mbyte)
|
|
56
|
7116 buf[(*mb_char2bytes)((int)get_vartv_number(&argvars[0]), buf)] = NUL;
|
|
|
7117 else
|
|
|
7118 #endif
|
|
|
7119 {
|
|
|
7120 buf[0] = (char_u)get_vartv_number(&argvars[0]);
|
|
7
|
7121 buf[1] = NUL;
|
|
|
7122 }
|
|
56
|
7123 retvar->v_type = VAR_STRING;
|
|
|
7124 retvar->vval.v_string = vim_strsave(buf);
|
|
|
7125 }
|
|
|
7126
|
|
|
7127 /*
|
|
|
7128 * "remove({list}, {idx})" function
|
|
|
7129 */
|
|
|
7130 static void
|
|
|
7131 f_remove(argvars, retvar)
|
|
|
7132 typeval *argvars;
|
|
|
7133 typeval *retvar;
|
|
|
7134 {
|
|
|
7135 listvar *l;
|
|
|
7136 listitem *item;
|
|
|
7137 long idx;
|
|
|
7138
|
|
|
7139 if (argvars[0].v_type != VAR_LIST)
|
|
|
7140 EMSG(_("E999: First argument of remove() must be a list"));
|
|
|
7141 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
7142 {
|
|
|
7143 idx = get_vartv_number(&argvars[1]);
|
|
|
7144 item = list_getrem(l, idx);
|
|
|
7145 if (item == NULL)
|
|
|
7146 EMSGN(_(e_listidx), idx);
|
|
|
7147 else
|
|
|
7148 {
|
|
|
7149 *retvar = item->li_tv;
|
|
|
7150 vim_free(item);
|
|
|
7151 }
|
|
|
7152 }
|
|
7
|
7153 }
|
|
|
7154
|
|
|
7155 /*
|
|
|
7156 * "rename({from}, {to})" function
|
|
|
7157 */
|
|
|
7158 static void
|
|
|
7159 f_rename(argvars, retvar)
|
|
56
|
7160 typeval *argvars;
|
|
|
7161 typeval *retvar;
|
|
7
|
7162 {
|
|
|
7163 char_u buf[NUMBUFLEN];
|
|
|
7164
|
|
|
7165 if (check_restricted() || check_secure())
|
|
56
|
7166 retvar->vval.v_number = -1;
|
|
|
7167 else
|
|
|
7168 retvar->vval.v_number = vim_rename(get_vartv_string(&argvars[0]),
|
|
|
7169 get_vartv_string_buf(&argvars[1], buf));
|
|
7
|
7170 }
|
|
|
7171
|
|
|
7172 /*
|
|
|
7173 * "resolve()" function
|
|
|
7174 */
|
|
|
7175 static void
|
|
|
7176 f_resolve(argvars, retvar)
|
|
56
|
7177 typeval *argvars;
|
|
|
7178 typeval *retvar;
|
|
7
|
7179 {
|
|
|
7180 char_u *p;
|
|
|
7181
|
|
56
|
7182 p = get_vartv_string(&argvars[0]);
|
|
7
|
7183 #ifdef FEAT_SHORTCUT
|
|
|
7184 {
|
|
|
7185 char_u *v = NULL;
|
|
|
7186
|
|
|
7187 v = mch_resolve_shortcut(p);
|
|
|
7188 if (v != NULL)
|
|
56
|
7189 retvar->vval.v_string = v;
|
|
7
|
7190 else
|
|
56
|
7191 retvar->vval.v_string = vim_strsave(p);
|
|
7
|
7192 }
|
|
|
7193 #else
|
|
|
7194 # ifdef HAVE_READLINK
|
|
|
7195 {
|
|
|
7196 char_u buf[MAXPATHL + 1];
|
|
|
7197 char_u *cpy;
|
|
|
7198 int len;
|
|
|
7199 char_u *remain = NULL;
|
|
|
7200 char_u *q;
|
|
|
7201 int is_relative_to_current = FALSE;
|
|
|
7202 int has_trailing_pathsep = FALSE;
|
|
|
7203 int limit = 100;
|
|
|
7204
|
|
|
7205 p = vim_strsave(p);
|
|
|
7206
|
|
|
7207 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
7208 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
7209 is_relative_to_current = TRUE;
|
|
|
7210
|
|
|
7211 len = STRLEN(p);
|
|
39
|
7212 if (len > 0 && after_pathsep(p, p + len))
|
|
7
|
7213 has_trailing_pathsep = TRUE;
|
|
|
7214
|
|
|
7215 q = getnextcomp(p);
|
|
|
7216 if (*q != NUL)
|
|
|
7217 {
|
|
|
7218 /* Separate the first path component in "p", and keep the
|
|
|
7219 * remainder (beginning with the path separator). */
|
|
|
7220 remain = vim_strsave(q - 1);
|
|
|
7221 q[-1] = NUL;
|
|
|
7222 }
|
|
|
7223
|
|
|
7224 for (;;)
|
|
|
7225 {
|
|
|
7226 for (;;)
|
|
|
7227 {
|
|
|
7228 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
7229 if (len <= 0)
|
|
|
7230 break;
|
|
|
7231 buf[len] = NUL;
|
|
|
7232
|
|
|
7233 if (limit-- == 0)
|
|
|
7234 {
|
|
|
7235 vim_free(p);
|
|
|
7236 vim_free(remain);
|
|
|
7237 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
56
|
7238 retvar->vval.v_string = NULL;
|
|
7
|
7239 goto fail;
|
|
|
7240 }
|
|
|
7241
|
|
|
7242 /* Ensure that the result will have a trailing path separator
|
|
|
7243 * if the argument has one. */
|
|
|
7244 if (remain == NULL && has_trailing_pathsep)
|
|
|
7245 add_pathsep(buf);
|
|
|
7246
|
|
|
7247 /* Separate the first path component in the link value and
|
|
|
7248 * concatenate the remainders. */
|
|
|
7249 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
7250 if (*q != NUL)
|
|
|
7251 {
|
|
|
7252 if (remain == NULL)
|
|
|
7253 remain = vim_strsave(q - 1);
|
|
|
7254 else
|
|
|
7255 {
|
|
|
7256 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
7257 if (cpy != NULL)
|
|
|
7258 {
|
|
|
7259 STRCAT(cpy, remain);
|
|
|
7260 vim_free(remain);
|
|
|
7261 remain = cpy;
|
|
|
7262 }
|
|
|
7263 }
|
|
|
7264 q[-1] = NUL;
|
|
|
7265 }
|
|
|
7266
|
|
|
7267 q = gettail(p);
|
|
|
7268 if (q > p && *q == NUL)
|
|
|
7269 {
|
|
|
7270 /* Ignore trailing path separator. */
|
|
|
7271 q[-1] = NUL;
|
|
|
7272 q = gettail(p);
|
|
|
7273 }
|
|
|
7274 if (q > p && !mch_isFullName(buf))
|
|
|
7275 {
|
|
|
7276 /* symlink is relative to directory of argument */
|
|
|
7277 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
7278 if (cpy != NULL)
|
|
|
7279 {
|
|
|
7280 STRCPY(cpy, p);
|
|
|
7281 STRCPY(gettail(cpy), buf);
|
|
|
7282 vim_free(p);
|
|
|
7283 p = cpy;
|
|
|
7284 }
|
|
|
7285 }
|
|
|
7286 else
|
|
|
7287 {
|
|
|
7288 vim_free(p);
|
|
|
7289 p = vim_strsave(buf);
|
|
|
7290 }
|
|
|
7291 }
|
|
|
7292
|
|
|
7293 if (remain == NULL)
|
|
|
7294 break;
|
|
|
7295
|
|
|
7296 /* Append the first path component of "remain" to "p". */
|
|
|
7297 q = getnextcomp(remain + 1);
|
|
|
7298 len = q - remain - (*q != NUL);
|
|
|
7299 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
7300 if (cpy != NULL)
|
|
|
7301 {
|
|
|
7302 STRNCAT(cpy, remain, len);
|
|
|
7303 vim_free(p);
|
|
|
7304 p = cpy;
|
|
|
7305 }
|
|
|
7306 /* Shorten "remain". */
|
|
|
7307 if (*q != NUL)
|
|
|
7308 STRCPY(remain, q - 1);
|
|
|
7309 else
|
|
|
7310 {
|
|
|
7311 vim_free(remain);
|
|
|
7312 remain = NULL;
|
|
|
7313 }
|
|
|
7314 }
|
|
|
7315
|
|
|
7316 /* If the result is a relative path name, make it explicitly relative to
|
|
|
7317 * the current directory if and only if the argument had this form. */
|
|
|
7318 if (!vim_ispathsep(*p))
|
|
|
7319 {
|
|
|
7320 if (is_relative_to_current
|
|
|
7321 && *p != NUL
|
|
|
7322 && !(p[0] == '.'
|
|
|
7323 && (p[1] == NUL
|
|
|
7324 || vim_ispathsep(p[1])
|
|
|
7325 || (p[1] == '.'
|
|
|
7326 && (p[2] == NUL
|
|
|
7327 || vim_ispathsep(p[2]))))))
|
|
|
7328 {
|
|
|
7329 /* Prepend "./". */
|
|
|
7330 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
7331 if (cpy != NULL)
|
|
|
7332 {
|
|
|
7333 STRCAT(cpy, p);
|
|
|
7334 vim_free(p);
|
|
|
7335 p = cpy;
|
|
|
7336 }
|
|
|
7337 }
|
|
|
7338 else if (!is_relative_to_current)
|
|
|
7339 {
|
|
|
7340 /* Strip leading "./". */
|
|
|
7341 q = p;
|
|
|
7342 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
7343 q += 2;
|
|
|
7344 if (q > p)
|
|
|
7345 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
7346 }
|
|
|
7347 }
|
|
|
7348
|
|
|
7349 /* Ensure that the result will have no trailing path separator
|
|
|
7350 * if the argument had none. But keep "/" or "//". */
|
|
|
7351 if (!has_trailing_pathsep)
|
|
|
7352 {
|
|
|
7353 q = p + STRLEN(p);
|
|
39
|
7354 if (after_pathsep(p, q))
|
|
|
7355 *gettail_sep(p) = NUL;
|
|
7
|
7356 }
|
|
|
7357
|
|
56
|
7358 retvar->vval.v_string = p;
|
|
7
|
7359 }
|
|
|
7360 # else
|
|
56
|
7361 retvar->vval.v_string = vim_strsave(p);
|
|
7
|
7362 # endif
|
|
|
7363 #endif
|
|
|
7364
|
|
56
|
7365 simplify_filename(retvar->vval.v_string);
|
|
7
|
7366
|
|
|
7367 #ifdef HAVE_READLINK
|
|
|
7368 fail:
|
|
|
7369 #endif
|
|
56
|
7370 retvar->v_type = VAR_STRING;
|
|
7
|
7371 }
|
|
|
7372
|
|
|
7373 /*
|
|
|
7374 * "simplify()" function
|
|
|
7375 */
|
|
|
7376 static void
|
|
|
7377 f_simplify(argvars, retvar)
|
|
56
|
7378 typeval *argvars;
|
|
|
7379 typeval *retvar;
|
|
7
|
7380 {
|
|
|
7381 char_u *p;
|
|
|
7382
|
|
56
|
7383 p = get_vartv_string(&argvars[0]);
|
|
|
7384 retvar->vval.v_string = vim_strsave(p);
|
|
|
7385 simplify_filename(retvar->vval.v_string); /* simplify in place */
|
|
|
7386 retvar->v_type = VAR_STRING;
|
|
7
|
7387 }
|
|
|
7388
|
|
20
|
7389 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
7390 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
7391 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
7392
|
|
7
|
7393 /*
|
|
|
7394 * "search()" function
|
|
|
7395 */
|
|
|
7396 static void
|
|
|
7397 f_search(argvars, retvar)
|
|
56
|
7398 typeval *argvars;
|
|
|
7399 typeval *retvar;
|
|
7
|
7400 {
|
|
|
7401 char_u *pat;
|
|
|
7402 pos_T pos;
|
|
20
|
7403 pos_T save_cursor;
|
|
7
|
7404 int save_p_ws = p_ws;
|
|
|
7405 int dir;
|
|
20
|
7406 int flags = 0;
|
|
|
7407
|
|
56
|
7408 retvar->vval.v_number = 0; /* default: FAIL */
|
|
|
7409
|
|
|
7410 pat = get_vartv_string(&argvars[0]);
|
|
20
|
7411 dir = get_search_arg(&argvars[1], &flags); /* may set p_ws */
|
|
|
7412 if (dir == 0)
|
|
|
7413 goto theend;
|
|
|
7414 if ((flags & ~SP_NOMOVE) != 0)
|
|
|
7415 {
|
|
56
|
7416 EMSG2(_(e_invarg2), get_vartv_string(&argvars[1]));
|
|
20
|
7417 goto theend;
|
|
|
7418 }
|
|
|
7419
|
|
|
7420 pos = save_cursor = curwin->w_cursor;
|
|
7
|
7421 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
7422 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
7423 {
|
|
56
|
7424 retvar->vval.v_number = pos.lnum;
|
|
7
|
7425 curwin->w_cursor = pos;
|
|
|
7426 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
7427 * correct that here */
|
|
|
7428 check_cursor();
|
|
|
7429 }
|
|
20
|
7430
|
|
|
7431 /* If 'n' flag is used: restore cursor position. */
|
|
|
7432 if (flags & SP_NOMOVE)
|
|
|
7433 curwin->w_cursor = save_cursor;
|
|
|
7434 theend:
|
|
7
|
7435 p_ws = save_p_ws;
|
|
|
7436 }
|
|
|
7437
|
|
|
7438 /*
|
|
|
7439 * "searchpair()" function
|
|
|
7440 */
|
|
|
7441 static void
|
|
|
7442 f_searchpair(argvars, retvar)
|
|
56
|
7443 typeval *argvars;
|
|
|
7444 typeval *retvar;
|
|
7
|
7445 {
|
|
|
7446 char_u *spat, *mpat, *epat;
|
|
|
7447 char_u *skip;
|
|
|
7448 char_u *pat, *pat2, *pat3;
|
|
|
7449 pos_T pos;
|
|
|
7450 pos_T firstpos;
|
|
|
7451 pos_T save_cursor;
|
|
|
7452 pos_T save_pos;
|
|
|
7453 int save_p_ws = p_ws;
|
|
|
7454 char_u *save_cpo;
|
|
|
7455 int dir;
|
|
|
7456 int flags = 0;
|
|
|
7457 char_u nbuf1[NUMBUFLEN];
|
|
|
7458 char_u nbuf2[NUMBUFLEN];
|
|
|
7459 char_u nbuf3[NUMBUFLEN];
|
|
|
7460 int n;
|
|
|
7461 int r;
|
|
|
7462 int nest = 1;
|
|
|
7463 int err;
|
|
|
7464
|
|
56
|
7465 retvar->vval.v_number = 0; /* default: FAIL */
|
|
7
|
7466
|
|
|
7467 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
7468 save_cpo = p_cpo;
|
|
|
7469 p_cpo = (char_u *)"";
|
|
|
7470
|
|
|
7471 /* Get the three pattern arguments: start, middle, end. */
|
|
56
|
7472 spat = get_vartv_string(&argvars[0]);
|
|
|
7473 mpat = get_vartv_string_buf(&argvars[1], nbuf1);
|
|
|
7474 epat = get_vartv_string_buf(&argvars[2], nbuf2);
|
|
7
|
7475
|
|
|
7476 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
7477 * start/middle/end (pat3, for the top pair). */
|
|
|
7478 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
7479 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
7480 if (pat2 == NULL || pat3 == NULL)
|
|
|
7481 goto theend;
|
|
|
7482 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
7483 if (*mpat == NUL)
|
|
|
7484 STRCPY(pat3, pat2);
|
|
|
7485 else
|
|
|
7486 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
7487 spat, epat, mpat);
|
|
|
7488
|
|
|
7489 /* Handle the optional fourth argument: flags */
|
|
|
7490 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
20
|
7491 if (dir == 0)
|
|
|
7492 goto theend;
|
|
7
|
7493
|
|
|
7494 /* Optional fifth argument: skip expresion */
|
|
56
|
7495 if (argvars[3].v_type == VAR_UNKNOWN
|
|
|
7496 || argvars[4].v_type == VAR_UNKNOWN)
|
|
7
|
7497 skip = (char_u *)"";
|
|
|
7498 else
|
|
56
|
7499 skip = get_vartv_string_buf(&argvars[4], nbuf3);
|
|
7
|
7500
|
|
|
7501 save_cursor = curwin->w_cursor;
|
|
|
7502 pos = curwin->w_cursor;
|
|
|
7503 firstpos.lnum = 0;
|
|
|
7504 pat = pat3;
|
|
|
7505 for (;;)
|
|
|
7506 {
|
|
|
7507 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
7508 SEARCH_KEEP, RE_SEARCH);
|
|
|
7509 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
7510 /* didn't find it or found the first match again: FAIL */
|
|
|
7511 break;
|
|
|
7512
|
|
|
7513 if (firstpos.lnum == 0)
|
|
|
7514 firstpos = pos;
|
|
|
7515
|
|
|
7516 /* If the skip pattern matches, ignore this match. */
|
|
|
7517 if (*skip != NUL)
|
|
|
7518 {
|
|
|
7519 save_pos = curwin->w_cursor;
|
|
|
7520 curwin->w_cursor = pos;
|
|
|
7521 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
7522 curwin->w_cursor = save_pos;
|
|
|
7523 if (err)
|
|
|
7524 {
|
|
|
7525 /* Evaluating {skip} caused an error, break here. */
|
|
|
7526 curwin->w_cursor = save_cursor;
|
|
56
|
7527 retvar->vval.v_number = -1;
|
|
7
|
7528 break;
|
|
|
7529 }
|
|
|
7530 if (r)
|
|
|
7531 continue;
|
|
|
7532 }
|
|
|
7533
|
|
|
7534 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
7535 {
|
|
|
7536 /* Found end when searching backwards or start when searching
|
|
|
7537 * forward: nested pair. */
|
|
|
7538 ++nest;
|
|
|
7539 pat = pat2; /* nested, don't search for middle */
|
|
|
7540 }
|
|
|
7541 else
|
|
|
7542 {
|
|
|
7543 /* Found end when searching forward or start when searching
|
|
|
7544 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
7545 if (--nest == 1)
|
|
|
7546 pat = pat3; /* outer level, search for middle */
|
|
|
7547 }
|
|
|
7548
|
|
|
7549 if (nest == 0)
|
|
|
7550 {
|
|
|
7551 /* Found the match: return matchcount or line number. */
|
|
|
7552 if (flags & SP_RETCOUNT)
|
|
56
|
7553 ++retvar->vval.v_number;
|
|
7
|
7554 else
|
|
56
|
7555 retvar->vval.v_number = pos.lnum;
|
|
7
|
7556 curwin->w_cursor = pos;
|
|
|
7557 if (!(flags & SP_REPEAT))
|
|
|
7558 break;
|
|
|
7559 nest = 1; /* search for next unmatched */
|
|
|
7560 }
|
|
|
7561 }
|
|
|
7562
|
|
|
7563 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
56
|
7564 if ((flags & SP_NOMOVE) || retvar->vval.v_number == 0)
|
|
7
|
7565 curwin->w_cursor = save_cursor;
|
|
|
7566
|
|
|
7567 theend:
|
|
|
7568 vim_free(pat2);
|
|
|
7569 vim_free(pat3);
|
|
|
7570 p_ws = save_p_ws;
|
|
|
7571 p_cpo = save_cpo;
|
|
|
7572 }
|
|
|
7573
|
|
20
|
7574 /*
|
|
|
7575 * Get flags for a search function.
|
|
|
7576 * Possibly sets "p_ws".
|
|
|
7577 * Returns BACKWARD, FORWARD or zero (for an error).
|
|
|
7578 */
|
|
7
|
7579 static int
|
|
|
7580 get_search_arg(varp, flagsp)
|
|
56
|
7581 typeval *varp;
|
|
7
|
7582 int *flagsp;
|
|
|
7583 {
|
|
|
7584 int dir = FORWARD;
|
|
|
7585 char_u *flags;
|
|
|
7586 char_u nbuf[NUMBUFLEN];
|
|
20
|
7587 int mask;
|
|
7
|
7588
|
|
56
|
7589 if (varp->v_type != VAR_UNKNOWN)
|
|
|
7590 {
|
|
|
7591 flags = get_vartv_string_buf(varp, nbuf);
|
|
20
|
7592 while (*flags != NUL)
|
|
|
7593 {
|
|
|
7594 switch (*flags)
|
|
|
7595 {
|
|
|
7596 case 'b': dir = BACKWARD; break;
|
|
|
7597 case 'w': p_ws = TRUE; break;
|
|
|
7598 case 'W': p_ws = FALSE; break;
|
|
|
7599 default: mask = 0;
|
|
|
7600 if (flagsp != NULL)
|
|
|
7601 switch (*flags)
|
|
|
7602 {
|
|
|
7603 case 'n': mask = SP_NOMOVE; break;
|
|
|
7604 case 'r': mask = SP_REPEAT; break;
|
|
|
7605 case 'm': mask = SP_RETCOUNT; break;
|
|
|
7606 }
|
|
|
7607 if (mask == 0)
|
|
|
7608 {
|
|
|
7609 EMSG2(_(e_invarg2), flags);
|
|
|
7610 dir = 0;
|
|
|
7611 }
|
|
|
7612 else
|
|
|
7613 *flagsp |= mask;
|
|
|
7614 }
|
|
|
7615 if (dir == 0)
|
|
|
7616 break;
|
|
|
7617 ++flags;
|
|
7
|
7618 }
|
|
|
7619 }
|
|
|
7620 return dir;
|
|
|
7621 }
|
|
|
7622
|
|
|
7623 /*
|
|
|
7624 * "setbufvar()" function
|
|
|
7625 */
|
|
|
7626 /*ARGSUSED*/
|
|
|
7627 static void
|
|
|
7628 f_setbufvar(argvars, retvar)
|
|
56
|
7629 typeval *argvars;
|
|
|
7630 typeval *retvar;
|
|
7
|
7631 {
|
|
|
7632 buf_T *buf;
|
|
|
7633 #ifdef FEAT_AUTOCMD
|
|
|
7634 aco_save_T aco;
|
|
|
7635 #else
|
|
|
7636 buf_T *save_curbuf;
|
|
|
7637 #endif
|
|
|
7638 char_u *varname, *bufvarname;
|
|
56
|
7639 typeval *varp;
|
|
7
|
7640 char_u nbuf[NUMBUFLEN];
|
|
|
7641
|
|
|
7642 if (check_restricted() || check_secure())
|
|
|
7643 return;
|
|
|
7644 ++emsg_off;
|
|
56
|
7645 buf = get_buf_vartv(&argvars[0]);
|
|
|
7646 varname = get_vartv_string(&argvars[1]);
|
|
7
|
7647 varp = &argvars[2];
|
|
|
7648
|
|
|
7649 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
7650 {
|
|
|
7651 /* set curbuf to be our buf, temporarily */
|
|
|
7652 #ifdef FEAT_AUTOCMD
|
|
|
7653 aucmd_prepbuf(&aco, buf);
|
|
|
7654 #else
|
|
|
7655 save_curbuf = curbuf;
|
|
|
7656 curbuf = buf;
|
|
|
7657 #endif
|
|
|
7658
|
|
|
7659 if (*varname == '&')
|
|
|
7660 {
|
|
|
7661 ++varname;
|
|
56
|
7662 set_option_value(varname, get_vartv_number(varp),
|
|
|
7663 get_vartv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
7664 }
|
|
|
7665 else
|
|
|
7666 {
|
|
|
7667 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
7668 if (bufvarname != NULL)
|
|
|
7669 {
|
|
|
7670 STRCPY(bufvarname, "b:");
|
|
|
7671 STRCPY(bufvarname + 2, varname);
|
|
51
|
7672 set_var(bufvarname, varp, TRUE);
|
|
7
|
7673 vim_free(bufvarname);
|
|
|
7674 }
|
|
|
7675 }
|
|
|
7676
|
|
|
7677 /* reset notion of buffer */
|
|
|
7678 #ifdef FEAT_AUTOCMD
|
|
|
7679 aucmd_restbuf(&aco);
|
|
|
7680 #else
|
|
|
7681 curbuf = save_curbuf;
|
|
|
7682 #endif
|
|
|
7683 }
|
|
|
7684 --emsg_off;
|
|
|
7685 }
|
|
|
7686
|
|
|
7687 /*
|
|
|
7688 * "setcmdpos()" function
|
|
|
7689 */
|
|
|
7690 static void
|
|
|
7691 f_setcmdpos(argvars, retvar)
|
|
56
|
7692 typeval *argvars;
|
|
|
7693 typeval *retvar;
|
|
|
7694 {
|
|
|
7695 retvar->vval.v_number = set_cmdline_pos(
|
|
|
7696 (int)get_vartv_number(&argvars[0]) - 1);
|
|
7
|
7697 }
|
|
|
7698
|
|
|
7699 /*
|
|
|
7700 * "setline()" function
|
|
|
7701 */
|
|
|
7702 static void
|
|
|
7703 f_setline(argvars, retvar)
|
|
56
|
7704 typeval *argvars;
|
|
|
7705 typeval *retvar;
|
|
7
|
7706 {
|
|
|
7707 linenr_T lnum;
|
|
|
7708 char_u *line;
|
|
|
7709
|
|
56
|
7710 lnum = get_vartv_lnum(argvars);
|
|
|
7711 line = get_vartv_string(&argvars[1]);
|
|
|
7712 retvar->vval.v_number = 1; /* FAIL is default */
|
|
7
|
7713
|
|
|
7714 if (lnum >= 1
|
|
|
7715 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
7716 && u_savesub(lnum) == OK
|
|
|
7717 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
7718 {
|
|
|
7719 changed_bytes(lnum, 0);
|
|
|
7720 check_cursor_col();
|
|
56
|
7721 retvar->vval.v_number = 0;
|
|
7
|
7722 }
|
|
|
7723 }
|
|
|
7724
|
|
|
7725 /*
|
|
|
7726 * "setreg()" function
|
|
|
7727 */
|
|
|
7728 static void
|
|
|
7729 f_setreg(argvars, retvar)
|
|
56
|
7730 typeval *argvars;
|
|
|
7731 typeval *retvar;
|
|
7
|
7732 {
|
|
|
7733 int regname;
|
|
|
7734 char_u *strregname;
|
|
|
7735 char_u *stropt;
|
|
|
7736 int append;
|
|
|
7737 char_u yank_type;
|
|
|
7738 long block_len;
|
|
|
7739
|
|
|
7740 block_len = -1;
|
|
|
7741 yank_type = MAUTO;
|
|
|
7742 append = FALSE;
|
|
|
7743
|
|
56
|
7744 strregname = get_vartv_string(argvars);
|
|
|
7745 retvar->vval.v_number = 1; /* FAIL is default */
|
|
7
|
7746
|
|
|
7747 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
7748 if (regname == 0 || regname == '@')
|
|
|
7749 regname = '"';
|
|
|
7750 else if (regname == '=')
|
|
|
7751 return;
|
|
|
7752
|
|
56
|
7753 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
7754 {
|
|
|
7755 for (stropt = get_vartv_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
7
|
7756 switch (*stropt)
|
|
|
7757 {
|
|
|
7758 case 'a': case 'A': /* append */
|
|
|
7759 append = TRUE;
|
|
|
7760 break;
|
|
|
7761 case 'v': case 'c': /* character-wise selection */
|
|
|
7762 yank_type = MCHAR;
|
|
|
7763 break;
|
|
|
7764 case 'V': case 'l': /* line-wise selection */
|
|
|
7765 yank_type = MLINE;
|
|
|
7766 break;
|
|
|
7767 #ifdef FEAT_VISUAL
|
|
|
7768 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
7769 yank_type = MBLOCK;
|
|
|
7770 if (VIM_ISDIGIT(stropt[1]))
|
|
|
7771 {
|
|
|
7772 ++stropt;
|
|
|
7773 block_len = getdigits(&stropt) - 1;
|
|
|
7774 --stropt;
|
|
|
7775 }
|
|
|
7776 break;
|
|
|
7777 #endif
|
|
|
7778 }
|
|
|
7779 }
|
|
|
7780
|
|
56
|
7781 write_reg_contents_ex(regname, get_vartv_string(&argvars[1]), -1,
|
|
7
|
7782 append, yank_type, block_len);
|
|
56
|
7783 retvar->vval.v_number = 0;
|
|
7
|
7784 }
|
|
|
7785
|
|
|
7786
|
|
|
7787 /*
|
|
|
7788 * "setwinvar(expr)" function
|
|
|
7789 */
|
|
|
7790 /*ARGSUSED*/
|
|
|
7791 static void
|
|
|
7792 f_setwinvar(argvars, retvar)
|
|
56
|
7793 typeval *argvars;
|
|
|
7794 typeval *retvar;
|
|
7
|
7795 {
|
|
|
7796 win_T *win;
|
|
|
7797 #ifdef FEAT_WINDOWS
|
|
|
7798 win_T *save_curwin;
|
|
|
7799 #endif
|
|
|
7800 char_u *varname, *winvarname;
|
|
56
|
7801 typeval *varp;
|
|
7
|
7802 char_u nbuf[NUMBUFLEN];
|
|
|
7803
|
|
|
7804 if (check_restricted() || check_secure())
|
|
|
7805 return;
|
|
|
7806 ++emsg_off;
|
|
|
7807 win = find_win_by_nr(&argvars[0]);
|
|
56
|
7808 varname = get_vartv_string(&argvars[1]);
|
|
7
|
7809 varp = &argvars[2];
|
|
|
7810
|
|
|
7811 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
7812 {
|
|
|
7813 #ifdef FEAT_WINDOWS
|
|
|
7814 /* set curwin to be our win, temporarily */
|
|
|
7815 save_curwin = curwin;
|
|
|
7816 curwin = win;
|
|
|
7817 curbuf = curwin->w_buffer;
|
|
|
7818 #endif
|
|
|
7819
|
|
|
7820 if (*varname == '&')
|
|
|
7821 {
|
|
|
7822 ++varname;
|
|
56
|
7823 set_option_value(varname, get_vartv_number(varp),
|
|
|
7824 get_vartv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
7825 }
|
|
|
7826 else
|
|
|
7827 {
|
|
|
7828 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
7829 if (winvarname != NULL)
|
|
|
7830 {
|
|
|
7831 STRCPY(winvarname, "w:");
|
|
|
7832 STRCPY(winvarname + 2, varname);
|
|
51
|
7833 set_var(winvarname, varp, TRUE);
|
|
7
|
7834 vim_free(winvarname);
|
|
|
7835 }
|
|
|
7836 }
|
|
|
7837
|
|
|
7838 #ifdef FEAT_WINDOWS
|
|
|
7839 /* Restore current window, if it's still valid (autocomands can make
|
|
|
7840 * it invalid). */
|
|
|
7841 if (win_valid(save_curwin))
|
|
|
7842 {
|
|
|
7843 curwin = save_curwin;
|
|
|
7844 curbuf = curwin->w_buffer;
|
|
|
7845 }
|
|
|
7846 #endif
|
|
|
7847 }
|
|
|
7848 --emsg_off;
|
|
|
7849 }
|
|
|
7850
|
|
|
7851 /*
|
|
|
7852 * "nextnonblank()" function
|
|
|
7853 */
|
|
|
7854 static void
|
|
|
7855 f_nextnonblank(argvars, retvar)
|
|
56
|
7856 typeval *argvars;
|
|
|
7857 typeval *retvar;
|
|
7
|
7858 {
|
|
|
7859 linenr_T lnum;
|
|
|
7860
|
|
56
|
7861 for (lnum = get_vartv_lnum(argvars); ; ++lnum)
|
|
7
|
7862 {
|
|
|
7863 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
7864 {
|
|
|
7865 lnum = 0;
|
|
|
7866 break;
|
|
|
7867 }
|
|
|
7868 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
7869 break;
|
|
|
7870 }
|
|
56
|
7871 retvar->vval.v_number = lnum;
|
|
7
|
7872 }
|
|
|
7873
|
|
|
7874 /*
|
|
|
7875 * "prevnonblank()" function
|
|
|
7876 */
|
|
|
7877 static void
|
|
|
7878 f_prevnonblank(argvars, retvar)
|
|
56
|
7879 typeval *argvars;
|
|
|
7880 typeval *retvar;
|
|
7
|
7881 {
|
|
|
7882 linenr_T lnum;
|
|
|
7883
|
|
56
|
7884 lnum = get_vartv_lnum(argvars);
|
|
7
|
7885 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
7886 lnum = 0;
|
|
|
7887 else
|
|
|
7888 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
7889 --lnum;
|
|
56
|
7890 retvar->vval.v_number = lnum;
|
|
7
|
7891 }
|
|
|
7892
|
|
|
7893 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
7894 static void make_connection __ARGS((void));
|
|
|
7895 static int check_connection __ARGS((void));
|
|
|
7896
|
|
|
7897 static void
|
|
|
7898 make_connection()
|
|
|
7899 {
|
|
|
7900 if (X_DISPLAY == NULL
|
|
|
7901 # ifdef FEAT_GUI
|
|
|
7902 && !gui.in_use
|
|
|
7903 # endif
|
|
|
7904 )
|
|
|
7905 {
|
|
|
7906 x_force_connect = TRUE;
|
|
|
7907 setup_term_clip();
|
|
|
7908 x_force_connect = FALSE;
|
|
|
7909 }
|
|
|
7910 }
|
|
|
7911
|
|
|
7912 static int
|
|
|
7913 check_connection()
|
|
|
7914 {
|
|
|
7915 make_connection();
|
|
|
7916 if (X_DISPLAY == NULL)
|
|
|
7917 {
|
|
|
7918 EMSG(_("E240: No connection to Vim server"));
|
|
|
7919 return FAIL;
|
|
|
7920 }
|
|
|
7921 return OK;
|
|
|
7922 }
|
|
|
7923 #endif
|
|
|
7924
|
|
|
7925 /*ARGSUSED*/
|
|
|
7926 static void
|
|
|
7927 f_serverlist(argvars, retvar)
|
|
56
|
7928 typeval *argvars;
|
|
|
7929 typeval *retvar;
|
|
7
|
7930 {
|
|
|
7931 char_u *r = NULL;
|
|
|
7932
|
|
|
7933 #ifdef FEAT_CLIENTSERVER
|
|
|
7934 # ifdef WIN32
|
|
|
7935 r = serverGetVimNames();
|
|
|
7936 # else
|
|
|
7937 make_connection();
|
|
|
7938 if (X_DISPLAY != NULL)
|
|
|
7939 r = serverGetVimNames(X_DISPLAY);
|
|
|
7940 # endif
|
|
|
7941 #endif
|
|
56
|
7942 retvar->v_type = VAR_STRING;
|
|
|
7943 retvar->vval.v_string = r;
|
|
7
|
7944 }
|
|
|
7945
|
|
|
7946 /*ARGSUSED*/
|
|
|
7947 static void
|
|
|
7948 f_remote_peek(argvars, retvar)
|
|
56
|
7949 typeval *argvars;
|
|
|
7950 typeval *retvar;
|
|
7
|
7951 {
|
|
|
7952 #ifdef FEAT_CLIENTSERVER
|
|
|
7953 var v;
|
|
|
7954 char_u *s = NULL;
|
|
|
7955 # ifdef WIN32
|
|
|
7956 int n = 0;
|
|
|
7957 # endif
|
|
|
7958
|
|
|
7959 if (check_restricted() || check_secure())
|
|
|
7960 {
|
|
56
|
7961 retvar->vval.v_number = -1;
|
|
7
|
7962 return;
|
|
|
7963 }
|
|
|
7964 # ifdef WIN32
|
|
56
|
7965 sscanf(get_vartv_string(&argvars[0]), "%x", &n);
|
|
7
|
7966 if (n == 0)
|
|
56
|
7967 retvar->vval.v_number = -1;
|
|
7
|
7968 else
|
|
|
7969 {
|
|
|
7970 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
56
|
7971 retvar->vval.v_number = (s != NULL);
|
|
7
|
7972 }
|
|
|
7973 # else
|
|
56
|
7974 retvar->vval.v_number = 0;
|
|
7
|
7975 if (check_connection() == FAIL)
|
|
|
7976 return;
|
|
|
7977
|
|
56
|
7978 retvar->vval.v_number = serverPeekReply(X_DISPLAY,
|
|
|
7979 serverStrToWin(get_vartv_string(&argvars[0])), &s);
|
|
7
|
7980 # endif
|
|
|
7981
|
|
56
|
7982 if (argvars[1].v_type != VAR_UNKNOWN && retvar->vval.v_number > 0)
|
|
|
7983 {
|
|
|
7984 v.tv.v_type = VAR_STRING;
|
|
|
7985 v.tv.vval.v_string = vim_strsave(s);
|
|
|
7986 set_var(get_vartv_string(&argvars[1]), &v.tv, FALSE);
|
|
|
7987 vim_free(v.tv.vval.v_string);
|
|
7
|
7988 }
|
|
|
7989 #else
|
|
56
|
7990 retvar->vval.v_number = -1;
|
|
7
|
7991 #endif
|
|
|
7992 }
|
|
|
7993
|
|
|
7994 /*ARGSUSED*/
|
|
|
7995 static void
|
|
|
7996 f_remote_read(argvars, retvar)
|
|
56
|
7997 typeval *argvars;
|
|
|
7998 typeval *retvar;
|
|
7
|
7999 {
|
|
|
8000 char_u *r = NULL;
|
|
|
8001
|
|
|
8002 #ifdef FEAT_CLIENTSERVER
|
|
|
8003 if (!check_restricted() && !check_secure())
|
|
|
8004 {
|
|
|
8005 # ifdef WIN32
|
|
|
8006 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
8007 int n = 0;
|
|
|
8008
|
|
56
|
8009 sscanf(get_vartv_string(&argvars[0]), "%x", &n);
|
|
7
|
8010 if (n != 0)
|
|
|
8011 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
8012 if (r == NULL)
|
|
|
8013 # else
|
|
|
8014 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
56
|
8015 serverStrToWin(get_vartv_string(&argvars[0])), &r, FALSE) < 0)
|
|
7
|
8016 # endif
|
|
|
8017 EMSG(_("E277: Unable to read a server reply"));
|
|
|
8018 }
|
|
|
8019 #endif
|
|
56
|
8020 retvar->v_type = VAR_STRING;
|
|
|
8021 retvar->vval.v_string = r;
|
|
7
|
8022 }
|
|
|
8023
|
|
|
8024 /*ARGSUSED*/
|
|
|
8025 static void
|
|
|
8026 f_server2client(argvars, retvar)
|
|
56
|
8027 typeval *argvars;
|
|
|
8028 typeval *retvar;
|
|
7
|
8029 {
|
|
|
8030 #ifdef FEAT_CLIENTSERVER
|
|
|
8031 char_u buf[NUMBUFLEN];
|
|
56
|
8032 char_u *server = get_vartv_string(&argvars[0]);
|
|
|
8033 char_u *reply = get_vartv_string_buf(&argvars[1], buf);
|
|
|
8034
|
|
|
8035 retvar->vval.v_number = -1;
|
|
7
|
8036 if (check_restricted() || check_secure())
|
|
|
8037 return;
|
|
|
8038 # ifdef FEAT_X11
|
|
|
8039 if (check_connection() == FAIL)
|
|
|
8040 return;
|
|
|
8041 # endif
|
|
|
8042
|
|
|
8043 if (serverSendReply(server, reply) < 0)
|
|
|
8044 {
|
|
|
8045 EMSG(_("E258: Unable to send to client"));
|
|
|
8046 return;
|
|
|
8047 }
|
|
56
|
8048 retvar->vval.v_number = 0;
|
|
7
|
8049 #else
|
|
56
|
8050 retvar->vval.v_number = -1;
|
|
7
|
8051 #endif
|
|
|
8052 }
|
|
|
8053
|
|
|
8054 #ifdef FEAT_CLIENTSERVER
|
|
56
|
8055 static void remote_common __ARGS((typeval *argvars, typeval *retvar, int expr));
|
|
7
|
8056
|
|
|
8057 static void
|
|
|
8058 remote_common(argvars, retvar, expr)
|
|
56
|
8059 typeval *argvars;
|
|
|
8060 typeval *retvar;
|
|
7
|
8061 int expr;
|
|
|
8062 {
|
|
|
8063 char_u *server_name;
|
|
|
8064 char_u *keys;
|
|
|
8065 char_u *r = NULL;
|
|
|
8066 char_u buf[NUMBUFLEN];
|
|
|
8067 # ifdef WIN32
|
|
|
8068 HWND w;
|
|
|
8069 # else
|
|
|
8070 Window w;
|
|
|
8071 # endif
|
|
|
8072
|
|
|
8073 if (check_restricted() || check_secure())
|
|
|
8074 return;
|
|
|
8075
|
|
|
8076 # ifdef FEAT_X11
|
|
|
8077 if (check_connection() == FAIL)
|
|
|
8078 return;
|
|
|
8079 # endif
|
|
|
8080
|
|
56
|
8081 server_name = get_vartv_string(&argvars[0]);
|
|
|
8082 keys = get_vartv_string_buf(&argvars[1], buf);
|
|
7
|
8083 # ifdef WIN32
|
|
|
8084 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
8085 # else
|
|
|
8086 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
8087 < 0)
|
|
|
8088 # endif
|
|
|
8089 {
|
|
|
8090 if (r != NULL)
|
|
|
8091 EMSG(r); /* sending worked but evaluation failed */
|
|
|
8092 else
|
|
|
8093 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
8094 return;
|
|
|
8095 }
|
|
|
8096
|
|
56
|
8097 retvar->vval.v_string = r;
|
|
|
8098
|
|
|
8099 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
7
|
8100 {
|
|
|
8101 var v;
|
|
|
8102 char_u str[30];
|
|
|
8103
|
|
|
8104 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
56
|
8105 v.tv.v_type = VAR_STRING;
|
|
|
8106 v.tv.vval.v_string = vim_strsave(str);
|
|
|
8107 set_var(get_vartv_string(&argvars[2]), &v.tv, FALSE);
|
|
|
8108 vim_free(v.tv.vval.v_string);
|
|
7
|
8109 }
|
|
|
8110 }
|
|
|
8111 #endif
|
|
|
8112
|
|
|
8113 /*
|
|
|
8114 * "remote_expr()" function
|
|
|
8115 */
|
|
|
8116 /*ARGSUSED*/
|
|
|
8117 static void
|
|
|
8118 f_remote_expr(argvars, retvar)
|
|
56
|
8119 typeval *argvars;
|
|
|
8120 typeval *retvar;
|
|
|
8121 {
|
|
|
8122 retvar->v_type = VAR_STRING;
|
|
|
8123 retvar->vval.v_string = NULL;
|
|
7
|
8124 #ifdef FEAT_CLIENTSERVER
|
|
|
8125 remote_common(argvars, retvar, TRUE);
|
|
|
8126 #endif
|
|
|
8127 }
|
|
|
8128
|
|
|
8129 /*
|
|
|
8130 * "remote_send()" function
|
|
|
8131 */
|
|
|
8132 /*ARGSUSED*/
|
|
|
8133 static void
|
|
|
8134 f_remote_send(argvars, retvar)
|
|
56
|
8135 typeval *argvars;
|
|
|
8136 typeval *retvar;
|
|
|
8137 {
|
|
|
8138 retvar->v_type = VAR_STRING;
|
|
|
8139 retvar->vval.v_string = NULL;
|
|
7
|
8140 #ifdef FEAT_CLIENTSERVER
|
|
|
8141 remote_common(argvars, retvar, FALSE);
|
|
|
8142 #endif
|
|
|
8143 }
|
|
|
8144
|
|
|
8145 /*
|
|
|
8146 * "remote_foreground()" function
|
|
|
8147 */
|
|
|
8148 /*ARGSUSED*/
|
|
|
8149 static void
|
|
|
8150 f_remote_foreground(argvars, retvar)
|
|
56
|
8151 typeval *argvars;
|
|
|
8152 typeval *retvar;
|
|
|
8153 {
|
|
|
8154 retvar->vval.v_number = 0;
|
|
7
|
8155 #ifdef FEAT_CLIENTSERVER
|
|
|
8156 # ifdef WIN32
|
|
|
8157 /* On Win32 it's done in this application. */
|
|
56
|
8158 serverForeground(get_vartv_string(&argvars[0]));
|
|
7
|
8159 # else
|
|
|
8160 /* Send a foreground() expression to the server. */
|
|
56
|
8161 argvars[1].v_type = VAR_STRING;
|
|
|
8162 argvars[1].vval.v_string = vim_strsave((char_u *)"foreground()");
|
|
|
8163 argvars[2].v_type = VAR_UNKNOWN;
|
|
7
|
8164 remote_common(argvars, retvar, TRUE);
|
|
56
|
8165 vim_free(argvars[1].vval.v_string);
|
|
7
|
8166 # endif
|
|
|
8167 #endif
|
|
|
8168 }
|
|
|
8169
|
|
18
|
8170 /*
|
|
|
8171 * "repeat()" function
|
|
|
8172 */
|
|
|
8173 /*ARGSUSED*/
|
|
|
8174 static void
|
|
|
8175 f_repeat(argvars, retvar)
|
|
56
|
8176 typeval *argvars;
|
|
|
8177 typeval *retvar;
|
|
18
|
8178 {
|
|
|
8179 char_u *p;
|
|
|
8180 int n;
|
|
|
8181 int slen;
|
|
|
8182 int len;
|
|
|
8183 char_u *r;
|
|
|
8184 int i;
|
|
|
8185
|
|
56
|
8186 p = get_vartv_string(&argvars[0]);
|
|
|
8187 n = get_vartv_number(&argvars[1]);
|
|
|
8188
|
|
|
8189 retvar->v_type = VAR_STRING;
|
|
|
8190 retvar->vval.v_string = NULL;
|
|
18
|
8191
|
|
|
8192 slen = (int)STRLEN(p);
|
|
|
8193 len = slen * n;
|
|
|
8194
|
|
|
8195 if (len <= 0)
|
|
|
8196 return;
|
|
|
8197
|
|
|
8198 r = alloc(len + 1);
|
|
|
8199 if (r != NULL)
|
|
|
8200 {
|
|
|
8201 for (i = 0; i < n; i++)
|
|
|
8202 mch_memmove(r + i * slen, p, (size_t)slen);
|
|
|
8203 r[len] = NUL;
|
|
|
8204 }
|
|
|
8205
|
|
56
|
8206 retvar->vval.v_string = r;
|
|
18
|
8207 }
|
|
|
8208
|
|
7
|
8209 #ifdef HAVE_STRFTIME
|
|
|
8210 /*
|
|
|
8211 * "strftime({format}[, {time}])" function
|
|
|
8212 */
|
|
|
8213 static void
|
|
|
8214 f_strftime(argvars, retvar)
|
|
56
|
8215 typeval *argvars;
|
|
|
8216 typeval *retvar;
|
|
7
|
8217 {
|
|
|
8218 char_u result_buf[256];
|
|
|
8219 struct tm *curtime;
|
|
|
8220 time_t seconds;
|
|
|
8221 char_u *p;
|
|
|
8222
|
|
56
|
8223 retvar->v_type = VAR_STRING;
|
|
|
8224
|
|
|
8225 p = get_vartv_string(&argvars[0]);
|
|
|
8226 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
8227 seconds = time(NULL);
|
|
|
8228 else
|
|
56
|
8229 seconds = (time_t)get_vartv_number(&argvars[1]);
|
|
7
|
8230 curtime = localtime(&seconds);
|
|
|
8231 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
8232 if (curtime == NULL)
|
|
56
|
8233 retvar->vval.v_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
7
|
8234 else
|
|
|
8235 {
|
|
|
8236 # ifdef FEAT_MBYTE
|
|
|
8237 vimconv_T conv;
|
|
|
8238 char_u *enc;
|
|
|
8239
|
|
|
8240 conv.vc_type = CONV_NONE;
|
|
|
8241 enc = enc_locale();
|
|
|
8242 convert_setup(&conv, p_enc, enc);
|
|
|
8243 if (conv.vc_type != CONV_NONE)
|
|
|
8244 p = string_convert(&conv, p, NULL);
|
|
|
8245 # endif
|
|
|
8246 if (p != NULL)
|
|
|
8247 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
8248 (char *)p, curtime);
|
|
|
8249 else
|
|
|
8250 result_buf[0] = NUL;
|
|
|
8251
|
|
|
8252 # ifdef FEAT_MBYTE
|
|
|
8253 if (conv.vc_type != CONV_NONE)
|
|
|
8254 vim_free(p);
|
|
|
8255 convert_setup(&conv, enc, p_enc);
|
|
|
8256 if (conv.vc_type != CONV_NONE)
|
|
56
|
8257 retvar->vval.v_string = string_convert(&conv, result_buf, NULL);
|
|
7
|
8258 else
|
|
|
8259 # endif
|
|
56
|
8260 retvar->vval.v_string = vim_strsave(result_buf);
|
|
7
|
8261
|
|
|
8262 # ifdef FEAT_MBYTE
|
|
|
8263 /* Release conversion descriptors */
|
|
|
8264 convert_setup(&conv, NULL, NULL);
|
|
|
8265 vim_free(enc);
|
|
|
8266 # endif
|
|
|
8267 }
|
|
|
8268 }
|
|
|
8269 #endif
|
|
|
8270
|
|
|
8271 /*
|
|
|
8272 * "stridx()" function
|
|
|
8273 */
|
|
|
8274 static void
|
|
|
8275 f_stridx(argvars, retvar)
|
|
56
|
8276 typeval *argvars;
|
|
|
8277 typeval *retvar;
|
|
7
|
8278 {
|
|
|
8279 char_u buf[NUMBUFLEN];
|
|
|
8280 char_u *needle;
|
|
|
8281 char_u *haystack;
|
|
|
8282 char_u *pos;
|
|
|
8283
|
|
56
|
8284 needle = get_vartv_string(&argvars[1]);
|
|
|
8285 haystack = get_vartv_string_buf(&argvars[0], buf);
|
|
7
|
8286 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
8287
|
|
|
8288 if (pos == NULL)
|
|
56
|
8289 retvar->vval.v_number = -1;
|
|
|
8290 else
|
|
|
8291 retvar->vval.v_number = (varnumber_T) (pos - haystack);
|
|
7
|
8292 }
|
|
|
8293
|
|
|
8294 /*
|
|
|
8295 * "strridx()" function
|
|
|
8296 */
|
|
|
8297 static void
|
|
|
8298 f_strridx(argvars, retvar)
|
|
56
|
8299 typeval *argvars;
|
|
|
8300 typeval *retvar;
|
|
7
|
8301 {
|
|
|
8302 char_u buf[NUMBUFLEN];
|
|
|
8303 char_u *needle;
|
|
|
8304 char_u *haystack;
|
|
|
8305 char_u *rest;
|
|
|
8306 char_u *lastmatch = NULL;
|
|
|
8307
|
|
56
|
8308 needle = get_vartv_string(&argvars[1]);
|
|
|
8309 haystack = get_vartv_string_buf(&argvars[0], buf);
|
|
22
|
8310 if (*needle == NUL)
|
|
|
8311 /* Empty string matches past the end. */
|
|
|
8312 lastmatch = haystack + STRLEN(haystack);
|
|
|
8313 else
|
|
|
8314 for (rest = haystack; *rest != '\0'; ++rest)
|
|
|
8315 {
|
|
|
8316 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
8317 if (rest == NULL)
|
|
|
8318 break;
|
|
|
8319 lastmatch = rest;
|
|
|
8320 }
|
|
7
|
8321
|
|
|
8322 if (lastmatch == NULL)
|
|
56
|
8323 retvar->vval.v_number = -1;
|
|
|
8324 else
|
|
|
8325 retvar->vval.v_number = (varnumber_T)(lastmatch - haystack);
|
|
|
8326 }
|
|
|
8327
|
|
|
8328 /*
|
|
|
8329 * "string()" function
|
|
|
8330 */
|
|
|
8331 static void
|
|
|
8332 f_string(argvars, retvar)
|
|
|
8333 typeval *argvars;
|
|
|
8334 typeval *retvar;
|
|
|
8335 {
|
|
|
8336 char_u *tofree;
|
|
|
8337
|
|
|
8338 retvar->v_type = VAR_STRING;
|
|
|
8339 retvar->vval.v_string = tv2string(&argvars[0], &tofree);
|
|
|
8340 if (tofree == NULL)
|
|
|
8341 retvar->vval.v_string = vim_strsave(retvar->vval.v_string);
|
|
7
|
8342 }
|
|
|
8343
|
|
|
8344 /*
|
|
|
8345 * "strlen()" function
|
|
|
8346 */
|
|
|
8347 static void
|
|
|
8348 f_strlen(argvars, retvar)
|
|
56
|
8349 typeval *argvars;
|
|
|
8350 typeval *retvar;
|
|
|
8351 {
|
|
|
8352 retvar->vval.v_number = (varnumber_T)(STRLEN(
|
|
|
8353 get_vartv_string(&argvars[0])));
|
|
7
|
8354 }
|
|
|
8355
|
|
|
8356 /*
|
|
|
8357 * "strpart()" function
|
|
|
8358 */
|
|
|
8359 static void
|
|
|
8360 f_strpart(argvars, retvar)
|
|
56
|
8361 typeval *argvars;
|
|
|
8362 typeval *retvar;
|
|
7
|
8363 {
|
|
|
8364 char_u *p;
|
|
|
8365 int n;
|
|
|
8366 int len;
|
|
|
8367 int slen;
|
|
|
8368
|
|
56
|
8369 p = get_vartv_string(&argvars[0]);
|
|
7
|
8370 slen = (int)STRLEN(p);
|
|
|
8371
|
|
56
|
8372 n = get_vartv_number(&argvars[1]);
|
|
|
8373 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
8374 len = get_vartv_number(&argvars[2]);
|
|
7
|
8375 else
|
|
|
8376 len = slen - n; /* default len: all bytes that are available. */
|
|
|
8377
|
|
|
8378 /*
|
|
|
8379 * Only return the overlap between the specified part and the actual
|
|
|
8380 * string.
|
|
|
8381 */
|
|
|
8382 if (n < 0)
|
|
|
8383 {
|
|
|
8384 len += n;
|
|
|
8385 n = 0;
|
|
|
8386 }
|
|
|
8387 else if (n > slen)
|
|
|
8388 n = slen;
|
|
|
8389 if (len < 0)
|
|
|
8390 len = 0;
|
|
|
8391 else if (n + len > slen)
|
|
|
8392 len = slen - n;
|
|
|
8393
|
|
56
|
8394 retvar->v_type = VAR_STRING;
|
|
|
8395 retvar->vval.v_string = vim_strnsave(p + n, len);
|
|
7
|
8396 }
|
|
|
8397
|
|
|
8398 /*
|
|
|
8399 * "strtrans()" function
|
|
|
8400 */
|
|
|
8401 static void
|
|
|
8402 f_strtrans(argvars, retvar)
|
|
56
|
8403 typeval *argvars;
|
|
|
8404 typeval *retvar;
|
|
|
8405 {
|
|
|
8406 retvar->v_type = VAR_STRING;
|
|
|
8407 retvar->vval.v_string = transstr(get_vartv_string(&argvars[0]));
|
|
7
|
8408 }
|
|
|
8409
|
|
|
8410 /*
|
|
|
8411 * "synID(line, col, trans)" function
|
|
|
8412 */
|
|
|
8413 /*ARGSUSED*/
|
|
|
8414 static void
|
|
|
8415 f_synID(argvars, retvar)
|
|
56
|
8416 typeval *argvars;
|
|
|
8417 typeval *retvar;
|
|
7
|
8418 {
|
|
|
8419 int id = 0;
|
|
|
8420 #ifdef FEAT_SYN_HL
|
|
|
8421 long line;
|
|
|
8422 long col;
|
|
|
8423 int trans;
|
|
|
8424
|
|
56
|
8425 line = get_vartv_lnum(argvars);
|
|
|
8426 col = get_vartv_number(&argvars[1]) - 1;
|
|
|
8427 trans = get_vartv_number(&argvars[2]);
|
|
7
|
8428
|
|
|
8429 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
8430 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
8431 id = syn_get_id(line, col, trans);
|
|
|
8432 #endif
|
|
|
8433
|
|
56
|
8434 retvar->vval.v_number = id;
|
|
7
|
8435 }
|
|
|
8436
|
|
|
8437 /*
|
|
|
8438 * "synIDattr(id, what [, mode])" function
|
|
|
8439 */
|
|
|
8440 /*ARGSUSED*/
|
|
|
8441 static void
|
|
|
8442 f_synIDattr(argvars, retvar)
|
|
56
|
8443 typeval *argvars;
|
|
|
8444 typeval *retvar;
|
|
7
|
8445 {
|
|
|
8446 char_u *p = NULL;
|
|
|
8447 #ifdef FEAT_SYN_HL
|
|
|
8448 int id;
|
|
|
8449 char_u *what;
|
|
|
8450 char_u *mode;
|
|
|
8451 char_u modebuf[NUMBUFLEN];
|
|
|
8452 int modec;
|
|
|
8453
|
|
56
|
8454 id = get_vartv_number(&argvars[0]);
|
|
|
8455 what = get_vartv_string(&argvars[1]);
|
|
|
8456 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
8457 {
|
|
|
8458 mode = get_vartv_string_buf(&argvars[2], modebuf);
|
|
7
|
8459 modec = TOLOWER_ASC(mode[0]);
|
|
|
8460 if (modec != 't' && modec != 'c'
|
|
|
8461 #ifdef FEAT_GUI
|
|
|
8462 && modec != 'g'
|
|
|
8463 #endif
|
|
|
8464 )
|
|
|
8465 modec = 0; /* replace invalid with current */
|
|
|
8466 }
|
|
|
8467 else
|
|
|
8468 {
|
|
|
8469 #ifdef FEAT_GUI
|
|
|
8470 if (gui.in_use)
|
|
|
8471 modec = 'g';
|
|
|
8472 else
|
|
|
8473 #endif
|
|
|
8474 if (t_colors > 1)
|
|
|
8475 modec = 'c';
|
|
|
8476 else
|
|
|
8477 modec = 't';
|
|
|
8478 }
|
|
|
8479
|
|
|
8480
|
|
|
8481 switch (TOLOWER_ASC(what[0]))
|
|
|
8482 {
|
|
|
8483 case 'b':
|
|
|
8484 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
8485 p = highlight_color(id, what, modec);
|
|
|
8486 else /* bold */
|
|
|
8487 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
8488 break;
|
|
|
8489
|
|
|
8490 case 'f': /* fg[#] */
|
|
|
8491 p = highlight_color(id, what, modec);
|
|
|
8492 break;
|
|
|
8493
|
|
|
8494 case 'i':
|
|
|
8495 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
8496 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
8497 else /* italic */
|
|
|
8498 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
8499 break;
|
|
|
8500
|
|
|
8501 case 'n': /* name */
|
|
|
8502 p = get_highlight_name(NULL, id - 1);
|
|
|
8503 break;
|
|
|
8504
|
|
|
8505 case 'r': /* reverse */
|
|
|
8506 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
8507 break;
|
|
|
8508
|
|
|
8509 case 's': /* standout */
|
|
|
8510 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
8511 break;
|
|
|
8512
|
|
|
8513 case 'u': /* underline */
|
|
|
8514 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
8515 break;
|
|
|
8516 }
|
|
|
8517
|
|
|
8518 if (p != NULL)
|
|
|
8519 p = vim_strsave(p);
|
|
|
8520 #endif
|
|
56
|
8521 retvar->v_type = VAR_STRING;
|
|
|
8522 retvar->vval.v_string = p;
|
|
7
|
8523 }
|
|
|
8524
|
|
|
8525 /*
|
|
|
8526 * "synIDtrans(id)" function
|
|
|
8527 */
|
|
|
8528 /*ARGSUSED*/
|
|
|
8529 static void
|
|
|
8530 f_synIDtrans(argvars, retvar)
|
|
56
|
8531 typeval *argvars;
|
|
|
8532 typeval *retvar;
|
|
7
|
8533 {
|
|
|
8534 int id;
|
|
|
8535
|
|
|
8536 #ifdef FEAT_SYN_HL
|
|
56
|
8537 id = get_vartv_number(&argvars[0]);
|
|
7
|
8538
|
|
|
8539 if (id > 0)
|
|
|
8540 id = syn_get_final_id(id);
|
|
|
8541 else
|
|
|
8542 #endif
|
|
|
8543 id = 0;
|
|
|
8544
|
|
56
|
8545 retvar->vval.v_number = id;
|
|
7
|
8546 }
|
|
|
8547
|
|
|
8548 /*
|
|
|
8549 * "system()" function
|
|
|
8550 */
|
|
|
8551 static void
|
|
|
8552 f_system(argvars, retvar)
|
|
56
|
8553 typeval *argvars;
|
|
|
8554 typeval *retvar;
|
|
7
|
8555 {
|
|
24
|
8556 char_u *res = NULL;
|
|
7
|
8557 char_u *p;
|
|
24
|
8558 char_u *infile = NULL;
|
|
|
8559 char_u buf[NUMBUFLEN];
|
|
|
8560 int err = FALSE;
|
|
|
8561 FILE *fd;
|
|
|
8562
|
|
56
|
8563 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
24
|
8564 {
|
|
|
8565 /*
|
|
|
8566 * Write the string to a temp file, to be used for input of the shell
|
|
|
8567 * command.
|
|
|
8568 */
|
|
|
8569 if ((infile = vim_tempname('i')) == NULL)
|
|
|
8570 {
|
|
|
8571 EMSG(_(e_notmp));
|
|
|
8572 return;
|
|
|
8573 }
|
|
|
8574
|
|
|
8575 fd = mch_fopen((char *)infile, WRITEBIN);
|
|
|
8576 if (fd == NULL)
|
|
|
8577 {
|
|
|
8578 EMSG2(_(e_notopen), infile);
|
|
|
8579 goto done;
|
|
|
8580 }
|
|
56
|
8581 p = get_vartv_string_buf(&argvars[1], buf);
|
|
24
|
8582 if (fwrite(p, STRLEN(p), 1, fd) != 1)
|
|
|
8583 err = TRUE;
|
|
|
8584 if (fclose(fd) != 0)
|
|
|
8585 err = TRUE;
|
|
|
8586 if (err)
|
|
|
8587 {
|
|
|
8588 EMSG(_("E677: Error writing temp file"));
|
|
|
8589 goto done;
|
|
|
8590 }
|
|
|
8591 }
|
|
|
8592
|
|
56
|
8593 res = get_cmd_output(get_vartv_string(&argvars[0]), infile, SHELL_SILENT);
|
|
24
|
8594
|
|
7
|
8595 #ifdef USE_CR
|
|
|
8596 /* translate <CR> into <NL> */
|
|
24
|
8597 if (res != NULL)
|
|
7
|
8598 {
|
|
|
8599 char_u *s;
|
|
|
8600
|
|
24
|
8601 for (s = res; *s; ++s)
|
|
7
|
8602 {
|
|
|
8603 if (*s == CAR)
|
|
|
8604 *s = NL;
|
|
|
8605 }
|
|
|
8606 }
|
|
|
8607 #else
|
|
|
8608 # ifdef USE_CRNL
|
|
|
8609 /* translate <CR><NL> into <NL> */
|
|
24
|
8610 if (res != NULL)
|
|
7
|
8611 {
|
|
|
8612 char_u *s, *d;
|
|
|
8613
|
|
24
|
8614 d = res;
|
|
|
8615 for (s = res; *s; ++s)
|
|
7
|
8616 {
|
|
|
8617 if (s[0] == CAR && s[1] == NL)
|
|
|
8618 ++s;
|
|
|
8619 *d++ = *s;
|
|
|
8620 }
|
|
|
8621 *d = NUL;
|
|
|
8622 }
|
|
|
8623 # endif
|
|
|
8624 #endif
|
|
24
|
8625
|
|
|
8626 done:
|
|
|
8627 if (infile != NULL)
|
|
|
8628 {
|
|
|
8629 mch_remove(infile);
|
|
|
8630 vim_free(infile);
|
|
|
8631 }
|
|
56
|
8632 retvar->v_type = VAR_STRING;
|
|
|
8633 retvar->vval.v_string = res;
|
|
7
|
8634 }
|
|
|
8635
|
|
|
8636 /*
|
|
|
8637 * "submatch()" function
|
|
|
8638 */
|
|
|
8639 static void
|
|
|
8640 f_submatch(argvars, retvar)
|
|
56
|
8641 typeval *argvars;
|
|
|
8642 typeval *retvar;
|
|
|
8643 {
|
|
|
8644 retvar->v_type = VAR_STRING;
|
|
|
8645 retvar->vval.v_string = reg_submatch((int)get_vartv_number(&argvars[0]));
|
|
7
|
8646 }
|
|
|
8647
|
|
|
8648 /*
|
|
|
8649 * "substitute()" function
|
|
|
8650 */
|
|
|
8651 static void
|
|
|
8652 f_substitute(argvars, retvar)
|
|
56
|
8653 typeval *argvars;
|
|
|
8654 typeval *retvar;
|
|
7
|
8655 {
|
|
|
8656 char_u patbuf[NUMBUFLEN];
|
|
|
8657 char_u subbuf[NUMBUFLEN];
|
|
|
8658 char_u flagsbuf[NUMBUFLEN];
|
|
|
8659
|
|
56
|
8660 retvar->v_type = VAR_STRING;
|
|
|
8661 retvar->vval.v_string = do_string_sub(
|
|
|
8662 get_vartv_string(&argvars[0]),
|
|
|
8663 get_vartv_string_buf(&argvars[1], patbuf),
|
|
|
8664 get_vartv_string_buf(&argvars[2], subbuf),
|
|
|
8665 get_vartv_string_buf(&argvars[3], flagsbuf));
|
|
7
|
8666 }
|
|
|
8667
|
|
|
8668 /*
|
|
|
8669 * "tempname()" function
|
|
|
8670 */
|
|
|
8671 /*ARGSUSED*/
|
|
|
8672 static void
|
|
|
8673 f_tempname(argvars, retvar)
|
|
56
|
8674 typeval *argvars;
|
|
|
8675 typeval *retvar;
|
|
7
|
8676 {
|
|
|
8677 static int x = 'A';
|
|
|
8678
|
|
56
|
8679 retvar->v_type = VAR_STRING;
|
|
|
8680 retvar->vval.v_string = vim_tempname(x);
|
|
7
|
8681
|
|
|
8682 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
8683 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
8684 do
|
|
|
8685 {
|
|
|
8686 if (x == 'Z')
|
|
|
8687 x = '0';
|
|
|
8688 else if (x == '9')
|
|
|
8689 x = 'A';
|
|
|
8690 else
|
|
|
8691 {
|
|
|
8692 #ifdef EBCDIC
|
|
|
8693 if (x == 'I')
|
|
|
8694 x = 'J';
|
|
|
8695 else if (x == 'R')
|
|
|
8696 x = 'S';
|
|
|
8697 else
|
|
|
8698 #endif
|
|
|
8699 ++x;
|
|
|
8700 }
|
|
|
8701 } while (x == 'I' || x == 'O');
|
|
|
8702 }
|
|
|
8703
|
|
|
8704 /*
|
|
|
8705 * "tolower(string)" function
|
|
|
8706 */
|
|
|
8707 static void
|
|
|
8708 f_tolower(argvars, retvar)
|
|
56
|
8709 typeval *argvars;
|
|
|
8710 typeval *retvar;
|
|
7
|
8711 {
|
|
|
8712 char_u *p;
|
|
|
8713
|
|
56
|
8714 p = vim_strsave(get_vartv_string(&argvars[0]));
|
|
|
8715 retvar->v_type = VAR_STRING;
|
|
|
8716 retvar->vval.v_string = p;
|
|
7
|
8717
|
|
|
8718 if (p != NULL)
|
|
|
8719 while (*p != NUL)
|
|
|
8720 {
|
|
|
8721 #ifdef FEAT_MBYTE
|
|
|
8722 int l;
|
|
|
8723
|
|
|
8724 if (enc_utf8)
|
|
|
8725 {
|
|
|
8726 int c, lc;
|
|
|
8727
|
|
|
8728 c = utf_ptr2char(p);
|
|
|
8729 lc = utf_tolower(c);
|
|
|
8730 l = utf_ptr2len_check(p);
|
|
|
8731 /* TODO: reallocate string when byte count changes. */
|
|
|
8732 if (utf_char2len(lc) == l)
|
|
|
8733 utf_char2bytes(lc, p);
|
|
|
8734 p += l;
|
|
|
8735 }
|
|
|
8736 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
8737 p += l; /* skip multi-byte character */
|
|
|
8738 else
|
|
|
8739 #endif
|
|
|
8740 {
|
|
|
8741 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
8742 ++p;
|
|
|
8743 }
|
|
|
8744 }
|
|
|
8745 }
|
|
|
8746
|
|
|
8747 /*
|
|
|
8748 * "toupper(string)" function
|
|
|
8749 */
|
|
|
8750 static void
|
|
|
8751 f_toupper(argvars, retvar)
|
|
56
|
8752 typeval *argvars;
|
|
|
8753 typeval *retvar;
|
|
7
|
8754 {
|
|
|
8755 char_u *p;
|
|
|
8756
|
|
56
|
8757 p = vim_strsave(get_vartv_string(&argvars[0]));
|
|
|
8758 retvar->v_type = VAR_STRING;
|
|
|
8759 retvar->vval.v_string = p;
|
|
7
|
8760
|
|
|
8761 if (p != NULL)
|
|
|
8762 while (*p != NUL)
|
|
|
8763 {
|
|
|
8764 #ifdef FEAT_MBYTE
|
|
|
8765 int l;
|
|
|
8766
|
|
|
8767 if (enc_utf8)
|
|
|
8768 {
|
|
|
8769 int c, uc;
|
|
|
8770
|
|
|
8771 c = utf_ptr2char(p);
|
|
|
8772 uc = utf_toupper(c);
|
|
|
8773 l = utf_ptr2len_check(p);
|
|
|
8774 /* TODO: reallocate string when byte count changes. */
|
|
|
8775 if (utf_char2len(uc) == l)
|
|
|
8776 utf_char2bytes(uc, p);
|
|
|
8777 p += l;
|
|
|
8778 }
|
|
|
8779 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
8780 p += l; /* skip multi-byte character */
|
|
|
8781 else
|
|
|
8782 #endif
|
|
|
8783 {
|
|
|
8784 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
8785 p++;
|
|
|
8786 }
|
|
|
8787 }
|
|
|
8788 }
|
|
|
8789
|
|
|
8790 /*
|
|
15
|
8791 * "tr(string, fromstr, tostr)" function
|
|
|
8792 */
|
|
|
8793 static void
|
|
|
8794 f_tr(argvars, retvar)
|
|
56
|
8795 typeval *argvars;
|
|
|
8796 typeval *retvar;
|
|
15
|
8797 {
|
|
|
8798 char_u *instr;
|
|
|
8799 char_u *fromstr;
|
|
|
8800 char_u *tostr;
|
|
|
8801 char_u *p;
|
|
|
8802 #ifdef FEAT_MBYTE
|
|
|
8803 int inlen;
|
|
|
8804 int fromlen;
|
|
|
8805 int tolen;
|
|
|
8806 int idx;
|
|
|
8807 char_u *cpstr;
|
|
|
8808 int cplen;
|
|
|
8809 int first = TRUE;
|
|
|
8810 #endif
|
|
|
8811 char_u buf[NUMBUFLEN];
|
|
|
8812 char_u buf2[NUMBUFLEN];
|
|
|
8813 garray_T ga;
|
|
|
8814
|
|
56
|
8815 instr = get_vartv_string(&argvars[0]);
|
|
|
8816 fromstr = get_vartv_string_buf(&argvars[1], buf);
|
|
|
8817 tostr = get_vartv_string_buf(&argvars[2], buf2);
|
|
15
|
8818
|
|
|
8819 /* Default return value: empty string. */
|
|
56
|
8820 retvar->v_type = VAR_STRING;
|
|
|
8821 retvar->vval.v_string = NULL;
|
|
15
|
8822 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
8823
|
|
|
8824 #ifdef FEAT_MBYTE
|
|
|
8825 if (!has_mbyte)
|
|
|
8826 #endif
|
|
|
8827 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
8828 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
8829 {
|
|
20
|
8830 #ifdef FEAT_MBYTE
|
|
15
|
8831 error:
|
|
20
|
8832 #endif
|
|
15
|
8833 EMSG2(_(e_invarg2), fromstr);
|
|
|
8834 ga_clear(&ga);
|
|
|
8835 return;
|
|
|
8836 }
|
|
|
8837
|
|
|
8838 /* fromstr and tostr have to contain the same number of chars */
|
|
|
8839 while (*instr != NUL)
|
|
|
8840 {
|
|
|
8841 #ifdef FEAT_MBYTE
|
|
|
8842 if (has_mbyte)
|
|
|
8843 {
|
|
|
8844 inlen = mb_ptr2len_check(instr);
|
|
|
8845 cpstr = instr;
|
|
|
8846 cplen = inlen;
|
|
|
8847 idx = 0;
|
|
|
8848 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
8849 {
|
|
|
8850 fromlen = mb_ptr2len_check(p);
|
|
|
8851 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
8852 {
|
|
|
8853 for (p = tostr; *p != NUL; p += tolen)
|
|
|
8854 {
|
|
|
8855 tolen = mb_ptr2len_check(p);
|
|
|
8856 if (idx-- == 0)
|
|
|
8857 {
|
|
|
8858 cplen = tolen;
|
|
|
8859 cpstr = p;
|
|
|
8860 break;
|
|
|
8861 }
|
|
|
8862 }
|
|
|
8863 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
8864 goto error;
|
|
|
8865 break;
|
|
|
8866 }
|
|
|
8867 ++idx;
|
|
|
8868 }
|
|
|
8869
|
|
|
8870 if (first && cpstr == instr)
|
|
|
8871 {
|
|
|
8872 /* Check that fromstr and tostr have the same number of
|
|
|
8873 * (multi-byte) characters. Done only once when a character
|
|
|
8874 * of instr doesn't appear in fromstr. */
|
|
|
8875 first = FALSE;
|
|
|
8876 for (p = tostr; *p != NUL; p += tolen)
|
|
|
8877 {
|
|
|
8878 tolen = mb_ptr2len_check(p);
|
|
|
8879 --idx;
|
|
|
8880 }
|
|
|
8881 if (idx != 0)
|
|
|
8882 goto error;
|
|
|
8883 }
|
|
|
8884
|
|
|
8885 ga_grow(&ga, cplen);
|
|
16
|
8886 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
8887 ga.ga_len += cplen;
|
|
|
8888
|
|
|
8889 instr += inlen;
|
|
|
8890 }
|
|
|
8891 else
|
|
|
8892 #endif
|
|
|
8893 {
|
|
|
8894 /* When not using multi-byte chars we can do it faster. */
|
|
|
8895 p = vim_strchr(fromstr, *instr);
|
|
|
8896 if (p != NULL)
|
|
|
8897 ga_append(&ga, tostr[p - fromstr]);
|
|
|
8898 else
|
|
|
8899 ga_append(&ga, *instr);
|
|
|
8900 ++instr;
|
|
|
8901 }
|
|
|
8902 }
|
|
|
8903
|
|
56
|
8904 retvar->vval.v_string = ga.ga_data;
|
|
15
|
8905 }
|
|
|
8906
|
|
|
8907 /*
|
|
7
|
8908 * "type(expr)" function
|
|
|
8909 */
|
|
|
8910 static void
|
|
|
8911 f_type(argvars, retvar)
|
|
56
|
8912 typeval *argvars;
|
|
|
8913 typeval *retvar;
|
|
|
8914 {
|
|
|
8915 if (argvars[0].v_type == VAR_NUMBER)
|
|
|
8916 retvar->vval.v_number = 0;
|
|
|
8917 else
|
|
|
8918 retvar->vval.v_number = 1;
|
|
7
|
8919 }
|
|
|
8920
|
|
|
8921 /*
|
|
|
8922 * "virtcol(string)" function
|
|
|
8923 */
|
|
|
8924 static void
|
|
|
8925 f_virtcol(argvars, retvar)
|
|
56
|
8926 typeval *argvars;
|
|
|
8927 typeval *retvar;
|
|
7
|
8928 {
|
|
|
8929 colnr_T vcol = 0;
|
|
|
8930 pos_T *fp;
|
|
|
8931
|
|
|
8932 fp = var2fpos(&argvars[0], FALSE);
|
|
|
8933 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
8934 {
|
|
|
8935 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
8936 ++vcol;
|
|
|
8937 }
|
|
|
8938
|
|
56
|
8939 retvar->vval.v_number = vcol;
|
|
7
|
8940 }
|
|
|
8941
|
|
|
8942 /*
|
|
|
8943 * "visualmode()" function
|
|
|
8944 */
|
|
|
8945 /*ARGSUSED*/
|
|
|
8946 static void
|
|
|
8947 f_visualmode(argvars, retvar)
|
|
56
|
8948 typeval *argvars;
|
|
|
8949 typeval *retvar;
|
|
7
|
8950 {
|
|
|
8951 #ifdef FEAT_VISUAL
|
|
|
8952 char_u str[2];
|
|
|
8953
|
|
56
|
8954 retvar->v_type = VAR_STRING;
|
|
7
|
8955 str[0] = curbuf->b_visual_mode_eval;
|
|
|
8956 str[1] = NUL;
|
|
56
|
8957 retvar->vval.v_string = vim_strsave(str);
|
|
7
|
8958
|
|
|
8959 /* A non-zero number or non-empty string argument: reset mode. */
|
|
56
|
8960 if ((argvars[0].v_type == VAR_NUMBER
|
|
|
8961 && argvars[0].vval.v_number != 0)
|
|
|
8962 || (argvars[0].v_type == VAR_STRING
|
|
|
8963 && *get_vartv_string(&argvars[0]) != NUL))
|
|
7
|
8964 curbuf->b_visual_mode_eval = NUL;
|
|
|
8965 #else
|
|
56
|
8966 retvar->vval.v_number = 0; /* return anything, it won't work anyway */
|
|
7
|
8967 #endif
|
|
|
8968 }
|
|
|
8969
|
|
|
8970 /*
|
|
|
8971 * "winbufnr(nr)" function
|
|
|
8972 */
|
|
|
8973 static void
|
|
|
8974 f_winbufnr(argvars, retvar)
|
|
56
|
8975 typeval *argvars;
|
|
|
8976 typeval *retvar;
|
|
7
|
8977 {
|
|
|
8978 win_T *wp;
|
|
|
8979
|
|
|
8980 wp = find_win_by_nr(&argvars[0]);
|
|
|
8981 if (wp == NULL)
|
|
56
|
8982 retvar->vval.v_number = -1;
|
|
|
8983 else
|
|
|
8984 retvar->vval.v_number = wp->w_buffer->b_fnum;
|
|
7
|
8985 }
|
|
|
8986
|
|
|
8987 /*
|
|
|
8988 * "wincol()" function
|
|
|
8989 */
|
|
|
8990 /*ARGSUSED*/
|
|
|
8991 static void
|
|
|
8992 f_wincol(argvars, retvar)
|
|
56
|
8993 typeval *argvars;
|
|
|
8994 typeval *retvar;
|
|
7
|
8995 {
|
|
|
8996 validate_cursor();
|
|
56
|
8997 retvar->vval.v_number = curwin->w_wcol + 1;
|
|
7
|
8998 }
|
|
|
8999
|
|
|
9000 /*
|
|
|
9001 * "winheight(nr)" function
|
|
|
9002 */
|
|
|
9003 static void
|
|
|
9004 f_winheight(argvars, retvar)
|
|
56
|
9005 typeval *argvars;
|
|
|
9006 typeval *retvar;
|
|
7
|
9007 {
|
|
|
9008 win_T *wp;
|
|
|
9009
|
|
|
9010 wp = find_win_by_nr(&argvars[0]);
|
|
|
9011 if (wp == NULL)
|
|
56
|
9012 retvar->vval.v_number = -1;
|
|
|
9013 else
|
|
|
9014 retvar->vval.v_number = wp->w_height;
|
|
7
|
9015 }
|
|
|
9016
|
|
|
9017 /*
|
|
|
9018 * "winline()" function
|
|
|
9019 */
|
|
|
9020 /*ARGSUSED*/
|
|
|
9021 static void
|
|
|
9022 f_winline(argvars, retvar)
|
|
56
|
9023 typeval *argvars;
|
|
|
9024 typeval *retvar;
|
|
7
|
9025 {
|
|
|
9026 validate_cursor();
|
|
56
|
9027 retvar->vval.v_number = curwin->w_wrow + 1;
|
|
7
|
9028 }
|
|
|
9029
|
|
|
9030 /*
|
|
|
9031 * "winnr()" function
|
|
|
9032 */
|
|
|
9033 /* ARGSUSED */
|
|
|
9034 static void
|
|
|
9035 f_winnr(argvars, retvar)
|
|
56
|
9036 typeval *argvars;
|
|
|
9037 typeval *retvar;
|
|
7
|
9038 {
|
|
|
9039 int nr = 1;
|
|
|
9040 #ifdef FEAT_WINDOWS
|
|
|
9041 win_T *wp;
|
|
20
|
9042 win_T *twin = curwin;
|
|
|
9043 char_u *arg;
|
|
|
9044
|
|
56
|
9045 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
|
9046 {
|
|
|
9047 arg = get_vartv_string(&argvars[0]);
|
|
20
|
9048 if (STRCMP(arg, "$") == 0)
|
|
|
9049 twin = lastwin;
|
|
|
9050 else if (STRCMP(arg, "#") == 0)
|
|
|
9051 {
|
|
|
9052 twin = prevwin;
|
|
|
9053 if (prevwin == NULL)
|
|
|
9054 nr = 0;
|
|
|
9055 }
|
|
|
9056 else
|
|
|
9057 {
|
|
|
9058 EMSG2(_(e_invexpr2), arg);
|
|
|
9059 nr = 0;
|
|
|
9060 }
|
|
|
9061 }
|
|
|
9062
|
|
|
9063 if (nr > 0)
|
|
|
9064 for (wp = firstwin; wp != twin; wp = wp->w_next)
|
|
|
9065 ++nr;
|
|
7
|
9066 #endif
|
|
56
|
9067 retvar->vval.v_number = nr;
|
|
7
|
9068 }
|
|
|
9069
|
|
|
9070 /*
|
|
|
9071 * "winrestcmd()" function
|
|
|
9072 */
|
|
|
9073 /* ARGSUSED */
|
|
|
9074 static void
|
|
|
9075 f_winrestcmd(argvars, retvar)
|
|
56
|
9076 typeval *argvars;
|
|
|
9077 typeval *retvar;
|
|
7
|
9078 {
|
|
|
9079 #ifdef FEAT_WINDOWS
|
|
|
9080 win_T *wp;
|
|
|
9081 int winnr = 1;
|
|
|
9082 garray_T ga;
|
|
|
9083 char_u buf[50];
|
|
|
9084
|
|
|
9085 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
9086 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
9087 {
|
|
|
9088 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
9089 ga_concat(&ga, buf);
|
|
|
9090 # ifdef FEAT_VERTSPLIT
|
|
|
9091 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
9092 ga_concat(&ga, buf);
|
|
|
9093 # endif
|
|
|
9094 ++winnr;
|
|
|
9095 }
|
|
21
|
9096 ga_append(&ga, NUL);
|
|
7
|
9097
|
|
56
|
9098 retvar->vval.v_string = ga.ga_data;
|
|
7
|
9099 #else
|
|
56
|
9100 retvar->vval.v_string = NULL;
|
|
|
9101 #endif
|
|
|
9102 retvar->v_type = VAR_STRING;
|
|
7
|
9103 }
|
|
|
9104
|
|
|
9105 /*
|
|
|
9106 * "winwidth(nr)" function
|
|
|
9107 */
|
|
|
9108 static void
|
|
|
9109 f_winwidth(argvars, retvar)
|
|
56
|
9110 typeval *argvars;
|
|
|
9111 typeval *retvar;
|
|
7
|
9112 {
|
|
|
9113 win_T *wp;
|
|
|
9114
|
|
|
9115 wp = find_win_by_nr(&argvars[0]);
|
|
|
9116 if (wp == NULL)
|
|
56
|
9117 retvar->vval.v_number = -1;
|
|
7
|
9118 else
|
|
|
9119 #ifdef FEAT_VERTSPLIT
|
|
56
|
9120 retvar->vval.v_number = wp->w_width;
|
|
7
|
9121 #else
|
|
56
|
9122 retvar->vval.v_number = Columns;
|
|
7
|
9123 #endif
|
|
|
9124 }
|
|
|
9125
|
|
|
9126 static win_T *
|
|
|
9127 find_win_by_nr(vp)
|
|
56
|
9128 typeval *vp;
|
|
7
|
9129 {
|
|
|
9130 #ifdef FEAT_WINDOWS
|
|
|
9131 win_T *wp;
|
|
|
9132 #endif
|
|
|
9133 int nr;
|
|
|
9134
|
|
56
|
9135 nr = get_vartv_number(vp);
|
|
7
|
9136
|
|
|
9137 #ifdef FEAT_WINDOWS
|
|
|
9138 if (nr == 0)
|
|
|
9139 return curwin;
|
|
|
9140
|
|
|
9141 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
9142 if (--nr <= 0)
|
|
|
9143 break;
|
|
|
9144 return wp;
|
|
|
9145 #else
|
|
|
9146 if (nr == 0 || nr == 1)
|
|
|
9147 return curwin;
|
|
|
9148 return NULL;
|
|
|
9149 #endif
|
|
|
9150 }
|
|
|
9151
|
|
|
9152 /*
|
|
|
9153 * Translate a String variable into a position.
|
|
|
9154 */
|
|
|
9155 static pos_T *
|
|
|
9156 var2fpos(varp, lnum)
|
|
56
|
9157 typeval *varp;
|
|
7
|
9158 int lnum; /* TRUE when $ is last line */
|
|
|
9159 {
|
|
|
9160 char_u *name;
|
|
|
9161 static pos_T pos;
|
|
|
9162 pos_T *pp;
|
|
|
9163
|
|
56
|
9164 name = get_vartv_string(varp);
|
|
7
|
9165 if (name[0] == '.') /* cursor */
|
|
|
9166 return &curwin->w_cursor;
|
|
|
9167 if (name[0] == '\'') /* mark */
|
|
|
9168 {
|
|
|
9169 pp = getmark(name[1], FALSE);
|
|
|
9170 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
9171 return NULL;
|
|
|
9172 return pp;
|
|
|
9173 }
|
|
|
9174 if (name[0] == '$') /* last column or line */
|
|
|
9175 {
|
|
|
9176 if (lnum)
|
|
|
9177 {
|
|
|
9178 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
9179 pos.col = 0;
|
|
|
9180 }
|
|
|
9181 else
|
|
|
9182 {
|
|
|
9183 pos.lnum = curwin->w_cursor.lnum;
|
|
|
9184 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
9185 }
|
|
|
9186 return &pos;
|
|
|
9187 }
|
|
|
9188 return NULL;
|
|
|
9189 }
|
|
|
9190
|
|
|
9191 /*
|
|
|
9192 * Get the length of an environment variable name.
|
|
|
9193 * Advance "arg" to the first character after the name.
|
|
|
9194 * Return 0 for error.
|
|
|
9195 */
|
|
|
9196 static int
|
|
|
9197 get_env_len(arg)
|
|
|
9198 char_u **arg;
|
|
|
9199 {
|
|
|
9200 char_u *p;
|
|
|
9201 int len;
|
|
|
9202
|
|
|
9203 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
9204 ;
|
|
|
9205 if (p == *arg) /* no name found */
|
|
|
9206 return 0;
|
|
|
9207
|
|
|
9208 len = (int)(p - *arg);
|
|
|
9209 *arg = p;
|
|
|
9210 return len;
|
|
|
9211 }
|
|
|
9212
|
|
|
9213 /*
|
|
|
9214 * Get the length of the name of a function or internal variable.
|
|
|
9215 * "arg" is advanced to the first non-white character after the name.
|
|
|
9216 * Return 0 if something is wrong.
|
|
|
9217 */
|
|
|
9218 static int
|
|
|
9219 get_id_len(arg)
|
|
|
9220 char_u **arg;
|
|
|
9221 {
|
|
|
9222 char_u *p;
|
|
|
9223 int len;
|
|
|
9224
|
|
|
9225 /* Find the end of the name. */
|
|
|
9226 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
9227 ;
|
|
|
9228 if (p == *arg) /* no name found */
|
|
|
9229 return 0;
|
|
|
9230
|
|
|
9231 len = (int)(p - *arg);
|
|
|
9232 *arg = skipwhite(p);
|
|
|
9233
|
|
|
9234 return len;
|
|
|
9235 }
|
|
|
9236
|
|
|
9237 /*
|
|
|
9238 * Get the length of the name of a function.
|
|
|
9239 * "arg" is advanced to the first non-white character after the name.
|
|
|
9240 * Return 0 if something is wrong.
|
|
|
9241 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
9242 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
9243 */
|
|
|
9244 static int
|
|
|
9245 get_func_len(arg, alias, evaluate)
|
|
|
9246 char_u **arg;
|
|
|
9247 char_u **alias;
|
|
|
9248 int evaluate;
|
|
|
9249 {
|
|
|
9250 int len;
|
|
|
9251 #ifdef FEAT_MAGIC_BRACES
|
|
|
9252 char_u *p;
|
|
|
9253 char_u *expr_start;
|
|
|
9254 char_u *expr_end;
|
|
|
9255 #endif
|
|
|
9256
|
|
|
9257 *alias = NULL; /* default to no alias */
|
|
|
9258
|
|
|
9259 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
9260 && (*arg)[2] == (int)KE_SNR)
|
|
|
9261 {
|
|
|
9262 /* hard coded <SNR>, already translated */
|
|
|
9263 *arg += 3;
|
|
|
9264 return get_id_len(arg) + 3;
|
|
|
9265 }
|
|
|
9266 len = eval_fname_script(*arg);
|
|
|
9267 if (len > 0)
|
|
|
9268 {
|
|
|
9269 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
9270 *arg += len;
|
|
|
9271 }
|
|
|
9272
|
|
|
9273 #ifdef FEAT_MAGIC_BRACES
|
|
|
9274 /*
|
|
|
9275 * Find the end of the name;
|
|
|
9276 */
|
|
|
9277 p = find_name_end(*arg, &expr_start, &expr_end);
|
|
|
9278 /* check for {} construction */
|
|
|
9279 if (expr_start != NULL)
|
|
|
9280 {
|
|
|
9281 char_u *temp_string;
|
|
|
9282
|
|
|
9283 if (!evaluate)
|
|
|
9284 {
|
|
|
9285 len += (int)(p - *arg);
|
|
|
9286 *arg = skipwhite(p);
|
|
|
9287 return len;
|
|
|
9288 }
|
|
|
9289
|
|
|
9290 /*
|
|
|
9291 * Include any <SID> etc in the expanded string:
|
|
|
9292 * Thus the -len here.
|
|
|
9293 */
|
|
|
9294 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
9295 if (temp_string == NULL)
|
|
|
9296 return 0;
|
|
|
9297 *alias = temp_string;
|
|
|
9298 *arg = skipwhite(p);
|
|
|
9299 return (int)STRLEN(temp_string);
|
|
|
9300 }
|
|
|
9301 #endif
|
|
|
9302
|
|
|
9303 len += get_id_len(arg);
|
|
|
9304 if (len == 0)
|
|
|
9305 EMSG2(_(e_invexpr2), *arg);
|
|
|
9306
|
|
|
9307 return len;
|
|
|
9308 }
|
|
|
9309
|
|
|
9310 static char_u *
|
|
|
9311 find_name_end(arg, expr_start, expr_end)
|
|
|
9312 char_u *arg;
|
|
|
9313 char_u **expr_start;
|
|
|
9314 char_u **expr_end;
|
|
|
9315 {
|
|
|
9316 int nesting = 0;
|
|
|
9317 char_u *p;
|
|
|
9318
|
|
|
9319 *expr_start = NULL;
|
|
|
9320 *expr_end = NULL;
|
|
|
9321
|
|
|
9322 for (p = arg; (*p != NUL && (eval_isnamec(*p) || nesting != 0)); ++p)
|
|
|
9323 {
|
|
|
9324 #ifdef FEAT_MAGIC_BRACES
|
|
|
9325 if (*p == '{')
|
|
|
9326 {
|
|
|
9327 nesting++;
|
|
|
9328 if (*expr_start == NULL)
|
|
|
9329 *expr_start = p;
|
|
|
9330 }
|
|
|
9331 else if (*p == '}')
|
|
|
9332 {
|
|
|
9333 nesting--;
|
|
|
9334 if (nesting == 0 && *expr_end == NULL)
|
|
|
9335 *expr_end = p;
|
|
|
9336 }
|
|
|
9337 #endif
|
|
|
9338 }
|
|
|
9339
|
|
|
9340 return p;
|
|
|
9341 }
|
|
|
9342
|
|
|
9343 /*
|
|
|
9344 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
9345 */
|
|
|
9346 static int
|
|
|
9347 eval_isnamec(c)
|
|
|
9348 int c;
|
|
|
9349 {
|
|
|
9350 return (ASCII_ISALNUM(c) || c == '_' || c == ':'
|
|
|
9351 #ifdef FEAT_MAGIC_BRACES
|
|
|
9352 || c == '{' || c == '}'
|
|
|
9353 #endif
|
|
|
9354 );
|
|
|
9355 }
|
|
|
9356
|
|
|
9357 /*
|
|
|
9358 * Find a v: variable.
|
|
|
9359 * Return it's index, or -1 if not found.
|
|
|
9360 */
|
|
|
9361 static int
|
|
|
9362 find_vim_var(name, len)
|
|
|
9363 char_u *name;
|
|
|
9364 int len; /* length of "name" */
|
|
|
9365 {
|
|
|
9366 char_u *vname;
|
|
|
9367 int vlen;
|
|
|
9368 int i;
|
|
|
9369
|
|
|
9370 /*
|
|
|
9371 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
9372 */
|
|
|
9373 if (name[0] == 'v' && name[1] == ':')
|
|
|
9374 {
|
|
|
9375 vname = name + 2;
|
|
|
9376 vlen = len - 2;
|
|
|
9377 }
|
|
|
9378 else
|
|
|
9379 {
|
|
|
9380 vname = name;
|
|
|
9381 vlen = len;
|
|
|
9382 }
|
|
|
9383 for (i = 0; i < VV_LEN; ++i)
|
|
|
9384 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
9385 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
9386 return i;
|
|
|
9387 return -1;
|
|
|
9388 }
|
|
|
9389
|
|
|
9390 /*
|
|
|
9391 * Set number v: variable to "val".
|
|
|
9392 */
|
|
|
9393 void
|
|
|
9394 set_vim_var_nr(idx, val)
|
|
|
9395 int idx;
|
|
|
9396 long val;
|
|
|
9397 {
|
|
|
9398 vimvars[idx].val = (char_u *)val;
|
|
|
9399 }
|
|
|
9400
|
|
|
9401 /*
|
|
|
9402 * Get number v: variable value;
|
|
|
9403 */
|
|
|
9404 long
|
|
|
9405 get_vim_var_nr(idx)
|
|
|
9406 int idx;
|
|
|
9407 {
|
|
|
9408 return (long)vimvars[idx].val;
|
|
|
9409 }
|
|
|
9410
|
|
|
9411 /*
|
|
|
9412 * Set v:count, v:count1 and v:prevcount.
|
|
|
9413 */
|
|
|
9414 void
|
|
|
9415 set_vcount(count, count1)
|
|
|
9416 long count;
|
|
|
9417 long count1;
|
|
|
9418 {
|
|
|
9419 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
9420 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
9421 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
9422 }
|
|
|
9423
|
|
|
9424 /*
|
|
|
9425 * Set string v: variable to a copy of "val".
|
|
|
9426 */
|
|
|
9427 void
|
|
|
9428 set_vim_var_string(idx, val, len)
|
|
|
9429 int idx;
|
|
|
9430 char_u *val;
|
|
|
9431 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
9432 {
|
|
|
9433 vim_free(vimvars[idx].val);
|
|
|
9434 if (val == NULL)
|
|
|
9435 vimvars[idx].val = NULL;
|
|
|
9436 else if (len == -1)
|
|
|
9437 vimvars[idx].val = vim_strsave(val);
|
|
|
9438 else
|
|
|
9439 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
9440 }
|
|
|
9441
|
|
|
9442 /*
|
|
|
9443 * Set v:register if needed.
|
|
|
9444 */
|
|
|
9445 void
|
|
|
9446 set_reg_var(c)
|
|
|
9447 int c;
|
|
|
9448 {
|
|
|
9449 char_u regname;
|
|
|
9450
|
|
|
9451 if (c == 0 || c == ' ')
|
|
|
9452 regname = '"';
|
|
|
9453 else
|
|
|
9454 regname = c;
|
|
|
9455 /* Avoid free/alloc when the value is already right. */
|
|
|
9456 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
9457 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
9458 }
|
|
|
9459
|
|
|
9460 /*
|
|
|
9461 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
9462 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
9463 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
9464 * take care of memory allocations.
|
|
|
9465 */
|
|
|
9466 char_u *
|
|
|
9467 v_exception(oldval)
|
|
|
9468 char_u *oldval;
|
|
|
9469 {
|
|
|
9470 if (oldval == NULL)
|
|
|
9471 return vimvars[VV_EXCEPTION].val;
|
|
|
9472
|
|
|
9473 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
9474 return NULL;
|
|
|
9475 }
|
|
|
9476
|
|
|
9477 /*
|
|
|
9478 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
9479 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
9480 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
9481 * take care of memory allocations.
|
|
|
9482 */
|
|
|
9483 char_u *
|
|
|
9484 v_throwpoint(oldval)
|
|
|
9485 char_u *oldval;
|
|
|
9486 {
|
|
|
9487 if (oldval == NULL)
|
|
|
9488 return vimvars[VV_THROWPOINT].val;
|
|
|
9489
|
|
|
9490 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
9491 return NULL;
|
|
|
9492 }
|
|
|
9493
|
|
|
9494 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
9495 /*
|
|
|
9496 * Set v:cmdarg.
|
|
|
9497 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
9498 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
9499 * Must always be called in pairs!
|
|
|
9500 */
|
|
|
9501 char_u *
|
|
|
9502 set_cmdarg(eap, oldarg)
|
|
|
9503 exarg_T *eap;
|
|
|
9504 char_u *oldarg;
|
|
|
9505 {
|
|
|
9506 char_u *oldval;
|
|
|
9507 char_u *newval;
|
|
|
9508 unsigned len;
|
|
|
9509
|
|
|
9510 oldval = vimvars[VV_CMDARG].val;
|
|
26
|
9511 if (eap == NULL)
|
|
|
9512 {
|
|
|
9513 vim_free(oldval);
|
|
|
9514 vimvars[VV_CMDARG].val = oldarg;
|
|
|
9515 return NULL;
|
|
|
9516 }
|
|
|
9517
|
|
|
9518 if (eap->force_bin == FORCE_BIN)
|
|
|
9519 len = 6;
|
|
|
9520 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
9521 len = 8;
|
|
|
9522 else
|
|
|
9523 len = 0;
|
|
|
9524 if (eap->force_ff != 0)
|
|
|
9525 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
7
|
9526 # ifdef FEAT_MBYTE
|
|
26
|
9527 if (eap->force_enc != 0)
|
|
|
9528 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
7
|
9529 # endif
|
|
|
9530
|
|
26
|
9531 newval = alloc(len + 1);
|
|
|
9532 if (newval == NULL)
|
|
|
9533 return NULL;
|
|
|
9534
|
|
|
9535 if (eap->force_bin == FORCE_BIN)
|
|
|
9536 sprintf((char *)newval, " ++bin");
|
|
|
9537 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
9538 sprintf((char *)newval, " ++nobin");
|
|
|
9539 else
|
|
|
9540 *newval = NUL;
|
|
|
9541 if (eap->force_ff != 0)
|
|
|
9542 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
9543 eap->cmd + eap->force_ff);
|
|
7
|
9544 # ifdef FEAT_MBYTE
|
|
26
|
9545 if (eap->force_enc != 0)
|
|
|
9546 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
9547 eap->cmd + eap->force_enc);
|
|
7
|
9548 # endif
|
|
26
|
9549 vimvars[VV_CMDARG].val = newval;
|
|
|
9550 return oldval;
|
|
7
|
9551 }
|
|
|
9552 #endif
|
|
|
9553
|
|
|
9554 /*
|
|
|
9555 * Get the value of internal variable "name".
|
|
|
9556 * Return OK or FAIL.
|
|
|
9557 */
|
|
|
9558 static int
|
|
56
|
9559 get_var_vartv(name, len, retvar)
|
|
7
|
9560 char_u *name;
|
|
|
9561 int len; /* length of "name" */
|
|
56
|
9562 typeval *retvar; /* NULL when only checking existence */
|
|
7
|
9563 {
|
|
|
9564 int ret = OK;
|
|
56
|
9565 typeval tv;
|
|
7
|
9566 VAR v;
|
|
|
9567 int cc;
|
|
|
9568 int i;
|
|
|
9569
|
|
56
|
9570 tv.v_type = VAR_UNKNOWN;
|
|
|
9571
|
|
7
|
9572 /* truncate the name, so that we can use strcmp() */
|
|
|
9573 cc = name[len];
|
|
|
9574 name[len] = NUL;
|
|
|
9575
|
|
|
9576 /*
|
|
|
9577 * Check for "b:changedtick".
|
|
|
9578 */
|
|
|
9579 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
9580 {
|
|
56
|
9581 tv.v_type = VAR_NUMBER;
|
|
|
9582 tv.vval.v_number = curbuf->b_changedtick;
|
|
7
|
9583 }
|
|
|
9584
|
|
|
9585 /*
|
|
|
9586 * Check for built-in v: variables.
|
|
|
9587 */
|
|
|
9588 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
9589 {
|
|
56
|
9590 tv.v_type = vimvars[i].type;
|
|
|
9591 if (tv.v_type == VAR_NUMBER)
|
|
|
9592 tv.vval.v_number = (long)vimvars[i].val;
|
|
|
9593 else
|
|
|
9594 tv.vval.v_string = vimvars[i].val;
|
|
7
|
9595 }
|
|
|
9596
|
|
|
9597 /*
|
|
|
9598 * Check for user-defined variables.
|
|
|
9599 */
|
|
|
9600 else
|
|
|
9601 {
|
|
|
9602 v = find_var(name, FALSE);
|
|
|
9603 if (v != NULL)
|
|
56
|
9604 tv = v->tv;
|
|
|
9605 }
|
|
|
9606
|
|
|
9607 if (tv.v_type == VAR_UNKNOWN)
|
|
7
|
9608 {
|
|
|
9609 if (retvar != NULL)
|
|
|
9610 EMSG2(_("E121: Undefined variable: %s"), name);
|
|
|
9611 ret = FAIL;
|
|
|
9612 }
|
|
|
9613 else if (retvar != NULL)
|
|
56
|
9614 copy_vartv(&tv, retvar);
|
|
7
|
9615
|
|
|
9616 name[len] = cc;
|
|
|
9617
|
|
|
9618 return ret;
|
|
|
9619 }
|
|
|
9620
|
|
|
9621 /*
|
|
|
9622 * Allocate memory for a variable, and make it emtpy (0 or NULL value).
|
|
|
9623 */
|
|
|
9624 static VAR
|
|
|
9625 alloc_var()
|
|
|
9626 {
|
|
|
9627 return (VAR)alloc_clear((unsigned)sizeof(var));
|
|
|
9628 }
|
|
|
9629
|
|
|
9630 /*
|
|
56
|
9631 * Allocate memory for a variable type-value, and make it emtpy (0 or NULL
|
|
|
9632 * value).
|
|
|
9633 */
|
|
|
9634 static typeval *
|
|
|
9635 alloc_vartv()
|
|
|
9636 {
|
|
|
9637 return (typeval *)alloc_clear((unsigned)sizeof(typeval));
|
|
|
9638 }
|
|
|
9639
|
|
|
9640 /*
|
|
|
9641 * Allocate memory for a variable type-value, and assign a string to it.
|
|
7
|
9642 * The string "s" must have been allocated, it is consumed.
|
|
|
9643 * Return NULL for out of memory, the variable otherwise.
|
|
|
9644 */
|
|
56
|
9645 static typeval *
|
|
|
9646 alloc_string_vartv(s)
|
|
7
|
9647 char_u *s;
|
|
|
9648 {
|
|
56
|
9649 typeval *retvar;
|
|
|
9650
|
|
|
9651 retvar = alloc_vartv();
|
|
7
|
9652 if (retvar != NULL)
|
|
|
9653 {
|
|
56
|
9654 retvar->v_type = VAR_STRING;
|
|
|
9655 retvar->vval.v_string = s;
|
|
7
|
9656 }
|
|
|
9657 else
|
|
|
9658 vim_free(s);
|
|
|
9659 return retvar;
|
|
|
9660 }
|
|
|
9661
|
|
|
9662 /*
|
|
56
|
9663 * Free the memory for a variable type-value.
|
|
|
9664 */
|
|
|
9665 static void
|
|
|
9666 free_vartv(varp)
|
|
|
9667 typeval *varp;
|
|
7
|
9668 {
|
|
|
9669 if (varp != NULL)
|
|
|
9670 {
|
|
56
|
9671 switch (varp->v_type)
|
|
|
9672 {
|
|
|
9673 case VAR_STRING:
|
|
|
9674 case VAR_FUNC:
|
|
|
9675 vim_free(varp->vval.v_string);
|
|
|
9676 break;
|
|
|
9677 case VAR_LIST:
|
|
|
9678 list_unref(varp->vval.v_list);
|
|
|
9679 break;
|
|
|
9680 default:
|
|
|
9681 break;
|
|
|
9682 }
|
|
7
|
9683 vim_free(varp);
|
|
|
9684 }
|
|
|
9685 }
|
|
|
9686
|
|
|
9687 /*
|
|
|
9688 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
9689 */
|
|
|
9690 static void
|
|
56
|
9691 clear_vartv(varp)
|
|
|
9692 typeval *varp;
|
|
7
|
9693 {
|
|
|
9694 if (varp != NULL)
|
|
|
9695 {
|
|
56
|
9696 switch (varp->v_type)
|
|
|
9697 {
|
|
|
9698 case VAR_STRING:
|
|
|
9699 case VAR_FUNC:
|
|
|
9700 vim_free(varp->vval.v_string);
|
|
|
9701 varp->vval.v_string = NULL;
|
|
|
9702 break;
|
|
|
9703 case VAR_LIST:
|
|
|
9704 list_unref(varp->vval.v_list);
|
|
|
9705 break;
|
|
|
9706 default:
|
|
|
9707 varp->vval.v_number = 0;
|
|
|
9708 break;
|
|
|
9709 }
|
|
7
|
9710 }
|
|
|
9711 }
|
|
|
9712
|
|
|
9713 /*
|
|
|
9714 * Get the number value of a variable.
|
|
|
9715 * If it is a String variable, uses vim_str2nr().
|
|
|
9716 */
|
|
|
9717 static long
|
|
56
|
9718 get_vartv_number(varp)
|
|
|
9719 typeval *varp;
|
|
|
9720 {
|
|
|
9721 long n = 0L;
|
|
|
9722
|
|
|
9723 switch (varp->v_type)
|
|
|
9724 {
|
|
|
9725 case VAR_NUMBER:
|
|
|
9726 n = (long)(varp->vval.v_number);
|
|
|
9727 break;
|
|
|
9728 case VAR_FUNC:
|
|
|
9729 EMSG(_("E999: Using function reference as a number"));
|
|
|
9730 break;
|
|
|
9731 case VAR_STRING:
|
|
|
9732 if (varp->vval.v_string != NULL)
|
|
|
9733 vim_str2nr(varp->vval.v_string, NULL, NULL,
|
|
|
9734 TRUE, TRUE, &n, NULL);
|
|
|
9735 break;
|
|
|
9736 default:
|
|
|
9737 break;
|
|
|
9738 }
|
|
|
9739 return n;
|
|
7
|
9740 }
|
|
|
9741
|
|
|
9742 /*
|
|
|
9743 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
9744 */
|
|
|
9745 static linenr_T
|
|
56
|
9746 get_vartv_lnum(argvars)
|
|
|
9747 typeval *argvars;
|
|
|
9748 {
|
|
|
9749 typeval retvar;
|
|
7
|
9750 linenr_T lnum;
|
|
|
9751
|
|
56
|
9752 lnum = get_vartv_number(&argvars[0]);
|
|
7
|
9753 if (lnum == 0) /* no valid number, try using line() */
|
|
|
9754 {
|
|
56
|
9755 retvar.v_type = VAR_NUMBER;
|
|
7
|
9756 f_line(argvars, &retvar);
|
|
56
|
9757 lnum = retvar.vval.v_number;
|
|
|
9758 clear_vartv(&retvar);
|
|
7
|
9759 }
|
|
|
9760 return lnum;
|
|
|
9761 }
|
|
|
9762
|
|
|
9763 /*
|
|
|
9764 * Get the string value of a variable.
|
|
|
9765 * If it is a Number variable, the number is converted into a string.
|
|
|
9766 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
9767 * get_var_string_buf() uses a given buffer.
|
|
|
9768 * If the String variable has never been set, return an empty string.
|
|
|
9769 * Never returns NULL;
|
|
|
9770 */
|
|
|
9771 static char_u *
|
|
56
|
9772 get_vartv_string(varp)
|
|
|
9773 typeval *varp;
|
|
7
|
9774 {
|
|
|
9775 static char_u mybuf[NUMBUFLEN];
|
|
|
9776
|
|
56
|
9777 return get_vartv_string_buf(varp, mybuf);
|
|
7
|
9778 }
|
|
|
9779
|
|
|
9780 static char_u *
|
|
56
|
9781 get_vartv_string_buf(varp, buf)
|
|
|
9782 typeval *varp;
|
|
|
9783 char_u *buf;
|
|
|
9784 {
|
|
|
9785 switch (varp->v_type)
|
|
|
9786 {
|
|
|
9787 case VAR_NUMBER:
|
|
|
9788 sprintf((char *)buf, "%ld", (long)varp->vval.v_number);
|
|
|
9789 return buf;
|
|
|
9790 case VAR_FUNC:
|
|
|
9791 EMSG(_("E99: using Funcref as a String"));
|
|
|
9792 break;
|
|
|
9793 case VAR_LIST:
|
|
|
9794 EMSG(_("E99: using List as a String"));
|
|
|
9795 break;
|
|
|
9796 case VAR_STRING:
|
|
|
9797 if (varp->vval.v_string != NULL)
|
|
|
9798 return varp->vval.v_string;
|
|
|
9799 break;
|
|
|
9800 default:
|
|
|
9801 EMSG(_("E999: Internal error: get_vartv_string_buf()"));
|
|
|
9802 break;
|
|
|
9803 }
|
|
|
9804 return (char_u *)"";
|
|
7
|
9805 }
|
|
|
9806
|
|
|
9807 /*
|
|
|
9808 * Find variable "name" in the list of variables.
|
|
|
9809 * Return a pointer to it if found, NULL if not found.
|
|
56
|
9810 * Careful: "a:0" variables don't have a name.
|
|
7
|
9811 */
|
|
|
9812 static VAR
|
|
|
9813 find_var(name, writing)
|
|
|
9814 char_u *name;
|
|
|
9815 int writing;
|
|
|
9816 {
|
|
|
9817 int i;
|
|
|
9818 char_u *varname;
|
|
|
9819 garray_T *gap;
|
|
|
9820
|
|
|
9821 if (name[0] == 'a' && name[1] == ':')
|
|
|
9822 {
|
|
56
|
9823 /* Function arguments "a:".
|
|
|
9824 * NOTE: We use a typecast, because function arguments don't have a
|
|
|
9825 * name. The caller must not try to access the name! */
|
|
7
|
9826 if (writing)
|
|
|
9827 {
|
|
|
9828 EMSG2(_(e_readonlyvar), name);
|
|
|
9829 return NULL;
|
|
|
9830 }
|
|
|
9831 name += 2;
|
|
|
9832 if (current_funccal == NULL)
|
|
|
9833 return NULL;
|
|
|
9834 if (VIM_ISDIGIT(*name))
|
|
|
9835 {
|
|
|
9836 i = atol((char *)name);
|
|
|
9837 if (i == 0) /* a:0 */
|
|
|
9838 return ¤t_funccal->a0_var;
|
|
|
9839 i += current_funccal->func->args.ga_len;
|
|
|
9840 if (i > current_funccal->argcount) /* a:999 */
|
|
|
9841 return NULL;
|
|
56
|
9842 return (VAR)&(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
7
|
9843 }
|
|
|
9844 if (STRCMP(name, "firstline") == 0)
|
|
|
9845 return &(current_funccal->firstline);
|
|
|
9846 if (STRCMP(name, "lastline") == 0)
|
|
|
9847 return &(current_funccal->lastline);
|
|
|
9848 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
9849 if (STRCMP(name, ((char_u **)
|
|
|
9850 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
56
|
9851 return (VAR)&(current_funccal->argvars[i]); /* a:name */
|
|
7
|
9852 return NULL;
|
|
|
9853 }
|
|
|
9854
|
|
|
9855 gap = find_var_ga(name, &varname);
|
|
|
9856 if (gap == NULL)
|
|
|
9857 return NULL;
|
|
|
9858 return find_var_in_ga(gap, varname);
|
|
|
9859 }
|
|
|
9860
|
|
|
9861 static VAR
|
|
|
9862 find_var_in_ga(gap, varname)
|
|
|
9863 garray_T *gap;
|
|
|
9864 char_u *varname;
|
|
|
9865 {
|
|
|
9866 int i;
|
|
|
9867
|
|
|
9868 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
9869 if (VAR_GAP_ENTRY(i, gap).v_name != NULL
|
|
|
9870 && STRCMP(VAR_GAP_ENTRY(i, gap).v_name, varname) == 0)
|
|
7
|
9871 break;
|
|
|
9872 if (i < 0)
|
|
|
9873 return NULL;
|
|
|
9874 return &VAR_GAP_ENTRY(i, gap);
|
|
|
9875 }
|
|
|
9876
|
|
|
9877 /*
|
|
|
9878 * Find the growarray and start of name without ':' for a variable name.
|
|
|
9879 */
|
|
|
9880 static garray_T *
|
|
|
9881 find_var_ga(name, varname)
|
|
|
9882 char_u *name;
|
|
|
9883 char_u **varname;
|
|
|
9884 {
|
|
|
9885 if (name[1] != ':')
|
|
|
9886 {
|
|
|
9887 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
9888 if (vim_strchr(name, ':') != NULL)
|
|
|
9889 return NULL;
|
|
|
9890 *varname = name;
|
|
|
9891 if (current_funccal == NULL)
|
|
|
9892 return &variables; /* global variable */
|
|
|
9893 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
9894 }
|
|
|
9895 *varname = name + 2;
|
|
|
9896 if (*name == 'b') /* buffer variable */
|
|
|
9897 return &curbuf->b_vars;
|
|
|
9898 if (*name == 'w') /* window variable */
|
|
|
9899 return &curwin->w_vars;
|
|
|
9900 if (*name == 'g') /* global variable */
|
|
|
9901 return &variables;
|
|
|
9902 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
9903 return ¤t_funccal->l_vars;
|
|
|
9904 if (*name == 's' /* script variable */
|
|
|
9905 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
9906 return &SCRIPT_VARS(current_SID);
|
|
|
9907 return NULL;
|
|
|
9908 }
|
|
|
9909
|
|
|
9910 /*
|
|
|
9911 * Get the string value of a (global/local) variable.
|
|
|
9912 * Returns NULL when it doesn't exist.
|
|
|
9913 */
|
|
|
9914 char_u *
|
|
|
9915 get_var_value(name)
|
|
|
9916 char_u *name;
|
|
|
9917 {
|
|
|
9918 VAR v;
|
|
|
9919
|
|
|
9920 v = find_var(name, FALSE);
|
|
|
9921 if (v == NULL)
|
|
|
9922 return NULL;
|
|
|
9923 return get_var_string(v);
|
|
|
9924 }
|
|
|
9925
|
|
|
9926 /*
|
|
|
9927 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
9928 * sourcing this script and when executing functions defined in the script.
|
|
|
9929 */
|
|
|
9930 void
|
|
|
9931 new_script_vars(id)
|
|
|
9932 scid_T id;
|
|
|
9933 {
|
|
|
9934 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
9935 {
|
|
|
9936 while (ga_scripts.ga_len < id)
|
|
|
9937 {
|
|
56
|
9938 vars_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
7
|
9939 ++ga_scripts.ga_len;
|
|
|
9940 }
|
|
|
9941 }
|
|
|
9942 }
|
|
|
9943
|
|
|
9944 /*
|
|
|
9945 * Initialize internal variables for use.
|
|
|
9946 */
|
|
|
9947 void
|
|
56
|
9948 vars_init(gap)
|
|
7
|
9949 garray_T *gap;
|
|
|
9950 {
|
|
|
9951 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
9952 }
|
|
|
9953
|
|
|
9954 /*
|
|
|
9955 * Clean up a list of internal variables.
|
|
|
9956 */
|
|
|
9957 void
|
|
56
|
9958 vars_clear(gap)
|
|
7
|
9959 garray_T *gap;
|
|
|
9960 {
|
|
|
9961 int i;
|
|
|
9962
|
|
|
9963 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
9964 clear_var(&VAR_GAP_ENTRY(i, gap));
|
|
7
|
9965 ga_clear(gap);
|
|
|
9966 }
|
|
|
9967
|
|
|
9968 static void
|
|
56
|
9969 clear_var(v)
|
|
7
|
9970 VAR v;
|
|
|
9971 {
|
|
56
|
9972 vim_free(v->v_name);
|
|
|
9973 v->v_name = NULL;
|
|
|
9974 clear_vartv(&v->tv);
|
|
7
|
9975 }
|
|
|
9976
|
|
|
9977 /*
|
|
|
9978 * List the value of one internal variable.
|
|
|
9979 */
|
|
|
9980 static void
|
|
|
9981 list_one_var(v, prefix)
|
|
|
9982 VAR v;
|
|
|
9983 char_u *prefix;
|
|
|
9984 {
|
|
56
|
9985 char_u *tofree;
|
|
|
9986 char_u *s;
|
|
|
9987
|
|
|
9988 s = tv2string(&v->tv, &tofree);
|
|
|
9989 list_one_var_a(prefix, v->v_name, v->tv.v_type,
|
|
|
9990 s == NULL ? (char_u *)"" : s);
|
|
|
9991 vim_free(tofree);
|
|
7
|
9992 }
|
|
|
9993
|
|
|
9994 /*
|
|
|
9995 * List the value of one "v:" variable.
|
|
|
9996 */
|
|
|
9997 static void
|
|
|
9998 list_vim_var(i)
|
|
|
9999 int i; /* index in vimvars[] */
|
|
|
10000 {
|
|
|
10001 char_u *p;
|
|
|
10002 char_u numbuf[NUMBUFLEN];
|
|
|
10003
|
|
|
10004 if (vimvars[i].type == VAR_NUMBER)
|
|
|
10005 {
|
|
|
10006 p = numbuf;
|
|
|
10007 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
10008 }
|
|
|
10009 else if (vimvars[i].val == NULL)
|
|
|
10010 p = (char_u *)"";
|
|
|
10011 else
|
|
|
10012 p = vimvars[i].val;
|
|
|
10013 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
10014 vimvars[i].type, p);
|
|
|
10015 }
|
|
|
10016
|
|
|
10017 static void
|
|
|
10018 list_one_var_a(prefix, name, type, string)
|
|
|
10019 char_u *prefix;
|
|
|
10020 char_u *name;
|
|
|
10021 int type;
|
|
|
10022 char_u *string;
|
|
|
10023 {
|
|
|
10024 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
10025 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
10026 msg_puts(name);
|
|
|
10027 msg_putchar(' ');
|
|
|
10028 msg_advance(22);
|
|
|
10029 if (type == VAR_NUMBER)
|
|
|
10030 msg_putchar('#');
|
|
56
|
10031 else if (type == VAR_FUNC)
|
|
|
10032 msg_putchar('*');
|
|
|
10033 else if (type == VAR_LIST)
|
|
|
10034 {
|
|
|
10035 msg_putchar('[');
|
|
|
10036 if (*string == '[')
|
|
|
10037 ++string;
|
|
|
10038 }
|
|
7
|
10039 else
|
|
|
10040 msg_putchar(' ');
|
|
56
|
10041
|
|
7
|
10042 msg_outtrans(string);
|
|
56
|
10043
|
|
|
10044 if (type == VAR_FUNC)
|
|
|
10045 msg_puts((char_u *)"()");
|
|
7
|
10046 }
|
|
|
10047
|
|
|
10048 /*
|
|
|
10049 * Set variable "name" to value in "varp".
|
|
|
10050 * If the variable already exists, the value is updated.
|
|
|
10051 * Otherwise the variable is created.
|
|
|
10052 */
|
|
|
10053 static void
|
|
51
|
10054 set_var(name, varp, copy)
|
|
7
|
10055 char_u *name;
|
|
56
|
10056 typeval *varp;
|
|
51
|
10057 int copy; /* make copy of value in "varp" */
|
|
7
|
10058 {
|
|
|
10059 int i;
|
|
|
10060 VAR v;
|
|
|
10061 char_u *varname;
|
|
|
10062 garray_T *gap;
|
|
|
10063
|
|
|
10064 /*
|
|
|
10065 * Handle setting internal v: variables.
|
|
|
10066 */
|
|
|
10067 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
10068 if (i >= 0)
|
|
|
10069 {
|
|
|
10070 if (vimvars[i].flags & VV_RO)
|
|
|
10071 EMSG2(_(e_readonlyvar), name);
|
|
29
|
10072 else if ((vimvars[i].flags & VV_RO_SBX) && sandbox)
|
|
|
10073 EMSG2(_(e_readonlysbx), name);
|
|
7
|
10074 else
|
|
|
10075 {
|
|
|
10076 if (vimvars[i].type == VAR_STRING)
|
|
|
10077 {
|
|
|
10078 vim_free(vimvars[i].val);
|
|
56
|
10079 if (copy || varp->v_type != VAR_STRING)
|
|
|
10080 vimvars[i].val = vim_strsave(get_vartv_string(varp));
|
|
51
|
10081 else
|
|
|
10082 {
|
|
|
10083 /* Take over the string to avoid an extra alloc/free. */
|
|
56
|
10084 vimvars[i].val = varp->vval.v_string;
|
|
|
10085 varp->vval.v_string = NULL;
|
|
51
|
10086 }
|
|
7
|
10087 }
|
|
|
10088 else
|
|
56
|
10089 vimvars[i].val = (char_u *)get_vartv_number(varp);
|
|
7
|
10090 }
|
|
|
10091 return;
|
|
|
10092 }
|
|
|
10093
|
|
56
|
10094 if (varp->v_type == VAR_FUNC)
|
|
|
10095 {
|
|
|
10096 if (!(vim_strchr((char_u *)"wbs", name[0]) != NULL && name[1] == ':')
|
|
|
10097 && !ASCII_ISUPPER((name[0] != NUL && name[1] == ':')
|
|
|
10098 ? name[2] : name[0]))
|
|
|
10099 {
|
|
|
10100 EMSG2(_("E999: Funcref variable name must start with a capital: %s"), name);
|
|
|
10101 return;
|
|
|
10102 }
|
|
|
10103 if (function_exists(name))
|
|
|
10104 {
|
|
|
10105 EMSG2(_("E999: Variable name conflicts with existing function: %s"), name);
|
|
|
10106 return;
|
|
|
10107 }
|
|
|
10108 }
|
|
|
10109
|
|
7
|
10110 v = find_var(name, TRUE);
|
|
|
10111 if (v != NULL) /* existing variable, only need to free string */
|
|
|
10112 {
|
|
56
|
10113 if (v->tv.v_type != varp->v_type
|
|
|
10114 && !((v->tv.v_type == VAR_STRING
|
|
|
10115 || v->tv.v_type == VAR_NUMBER)
|
|
|
10116 && (varp->v_type == VAR_STRING
|
|
|
10117 || varp->v_type == VAR_NUMBER)))
|
|
|
10118 {
|
|
|
10119 EMSG2(_("E999: Variable type mismatch for: %s"), name);
|
|
|
10120 return;
|
|
|
10121 }
|
|
|
10122 if (v->tv.v_type == VAR_STRING || v->tv.v_type == VAR_FUNC)
|
|
|
10123 vim_free(v->tv.vval.v_string);
|
|
7
|
10124 }
|
|
|
10125 else /* add a new variable */
|
|
|
10126 {
|
|
|
10127 gap = find_var_ga(name, &varname);
|
|
|
10128 if (gap == NULL) /* illegal name */
|
|
|
10129 {
|
|
|
10130 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
10131 return;
|
|
|
10132 }
|
|
|
10133
|
|
|
10134 /* Try to use an empty entry */
|
|
|
10135 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
10136 if (VAR_GAP_ENTRY(i, gap).v_name == NULL)
|
|
7
|
10137 break;
|
|
|
10138 if (i < 0) /* need to allocate more room */
|
|
|
10139 {
|
|
|
10140 if (ga_grow(gap, 1) == FAIL)
|
|
|
10141 return;
|
|
|
10142 i = gap->ga_len;
|
|
|
10143 }
|
|
|
10144 v = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
10145 if ((v->v_name = vim_strsave(varname)) == NULL)
|
|
7
|
10146 return;
|
|
|
10147 if (i == gap->ga_len)
|
|
|
10148 ++gap->ga_len;
|
|
|
10149 }
|
|
56
|
10150 if (copy || (varp->v_type != VAR_STRING && varp->v_type != VAR_FUNC))
|
|
|
10151 copy_vartv(varp, &v->tv);
|
|
|
10152 else
|
|
|
10153 {
|
|
|
10154 v->tv.v_type = varp->v_type;
|
|
|
10155 v->tv.vval.v_string = varp->vval.v_string;
|
|
|
10156 varp->vval.v_string = NULL;
|
|
|
10157 }
|
|
|
10158 }
|
|
|
10159
|
|
|
10160 /*
|
|
|
10161 * Copy the values from typeval "from" to typeval "to".
|
|
|
10162 * When needed allocates string or increases reference count.
|
|
|
10163 * Does not make a copy of a list!
|
|
|
10164 */
|
|
|
10165 static void
|
|
|
10166 copy_vartv(from, to)
|
|
|
10167 typeval *from;
|
|
|
10168 typeval *to;
|
|
|
10169 {
|
|
|
10170 to->v_type = from->v_type;
|
|
|
10171 switch (from->v_type)
|
|
|
10172 {
|
|
|
10173 case VAR_NUMBER:
|
|
|
10174 to->vval.v_number = from->vval.v_number;
|
|
|
10175 break;
|
|
|
10176 case VAR_STRING:
|
|
|
10177 case VAR_FUNC:
|
|
|
10178 if (from->vval.v_string == NULL)
|
|
|
10179 to->vval.v_string = NULL;
|
|
|
10180 else
|
|
|
10181 to->vval.v_string = vim_strsave(from->vval.v_string);
|
|
|
10182 break;
|
|
|
10183 case VAR_LIST:
|
|
|
10184 if (from->vval.v_list == NULL)
|
|
|
10185 to->vval.v_list = NULL;
|
|
|
10186 else
|
|
|
10187 {
|
|
|
10188 to->vval.v_list = from->vval.v_list;
|
|
|
10189 ++to->vval.v_list->lv_refcount;
|
|
|
10190 }
|
|
|
10191 break;
|
|
|
10192 default:
|
|
|
10193 EMSG(_("E999: Internal error: copy_vartv()"));
|
|
|
10194 break;
|
|
|
10195 }
|
|
7
|
10196 }
|
|
|
10197
|
|
|
10198 /*
|
|
|
10199 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
10200 * newline at the end.
|
|
|
10201 * ":echon expr1 ..." print each argument plain.
|
|
|
10202 */
|
|
|
10203 void
|
|
|
10204 ex_echo(eap)
|
|
|
10205 exarg_T *eap;
|
|
|
10206 {
|
|
|
10207 char_u *arg = eap->arg;
|
|
56
|
10208 typeval retvar;
|
|
|
10209 char_u *tofree;
|
|
7
|
10210 char_u *p;
|
|
|
10211 int needclr = TRUE;
|
|
|
10212 int atstart = TRUE;
|
|
|
10213
|
|
|
10214 if (eap->skip)
|
|
|
10215 ++emsg_skip;
|
|
|
10216 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
10217 {
|
|
|
10218 p = arg;
|
|
|
10219 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
10220 {
|
|
|
10221 /*
|
|
|
10222 * Report the invalid expression unless the expression evaluation
|
|
|
10223 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
10224 * exception.
|
|
|
10225 */
|
|
|
10226 if (!aborting())
|
|
|
10227 EMSG2(_(e_invexpr2), p);
|
|
|
10228 break;
|
|
|
10229 }
|
|
|
10230 if (!eap->skip)
|
|
|
10231 {
|
|
|
10232 if (atstart)
|
|
|
10233 {
|
|
|
10234 atstart = FALSE;
|
|
|
10235 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
10236 * may cause a message to appear. */
|
|
|
10237 if (eap->cmdidx == CMD_echo)
|
|
|
10238 msg_start();
|
|
|
10239 }
|
|
|
10240 else if (eap->cmdidx == CMD_echo)
|
|
|
10241 msg_puts_attr((char_u *)" ", echo_attr);
|
|
56
|
10242 for (p = tv2string(&retvar, &tofree); *p != NUL && !got_int; ++p)
|
|
7
|
10243 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
10244 {
|
|
|
10245 if (*p != TAB && needclr)
|
|
|
10246 {
|
|
|
10247 /* remove any text still there from the command */
|
|
|
10248 msg_clr_eos();
|
|
|
10249 needclr = FALSE;
|
|
|
10250 }
|
|
|
10251 msg_putchar_attr(*p, echo_attr);
|
|
|
10252 }
|
|
|
10253 else
|
|
|
10254 {
|
|
|
10255 #ifdef FEAT_MBYTE
|
|
|
10256 if (has_mbyte)
|
|
|
10257 {
|
|
|
10258 int i = (*mb_ptr2len_check)(p);
|
|
|
10259
|
|
|
10260 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
10261 p += i - 1;
|
|
|
10262 }
|
|
|
10263 else
|
|
|
10264 #endif
|
|
|
10265 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
10266 }
|
|
56
|
10267 vim_free(tofree);
|
|
|
10268 }
|
|
|
10269 clear_vartv(&retvar);
|
|
7
|
10270 arg = skipwhite(arg);
|
|
|
10271 }
|
|
|
10272 eap->nextcmd = check_nextcmd(arg);
|
|
|
10273
|
|
|
10274 if (eap->skip)
|
|
|
10275 --emsg_skip;
|
|
|
10276 else
|
|
|
10277 {
|
|
|
10278 /* remove text that may still be there from the command */
|
|
|
10279 if (needclr)
|
|
|
10280 msg_clr_eos();
|
|
|
10281 if (eap->cmdidx == CMD_echo)
|
|
|
10282 msg_end();
|
|
|
10283 }
|
|
|
10284 }
|
|
|
10285
|
|
|
10286 /*
|
|
|
10287 * ":echohl {name}".
|
|
|
10288 */
|
|
|
10289 void
|
|
|
10290 ex_echohl(eap)
|
|
|
10291 exarg_T *eap;
|
|
|
10292 {
|
|
|
10293 int id;
|
|
|
10294
|
|
|
10295 id = syn_name2id(eap->arg);
|
|
|
10296 if (id == 0)
|
|
|
10297 echo_attr = 0;
|
|
|
10298 else
|
|
|
10299 echo_attr = syn_id2attr(id);
|
|
|
10300 }
|
|
|
10301
|
|
|
10302 /*
|
|
|
10303 * ":execute expr1 ..." execute the result of an expression.
|
|
|
10304 * ":echomsg expr1 ..." Print a message
|
|
|
10305 * ":echoerr expr1 ..." Print an error
|
|
|
10306 * Each gets spaces around each argument and a newline at the end for
|
|
|
10307 * echo commands
|
|
|
10308 */
|
|
|
10309 void
|
|
|
10310 ex_execute(eap)
|
|
|
10311 exarg_T *eap;
|
|
|
10312 {
|
|
|
10313 char_u *arg = eap->arg;
|
|
56
|
10314 typeval retvar;
|
|
7
|
10315 int ret = OK;
|
|
|
10316 char_u *p;
|
|
|
10317 garray_T ga;
|
|
|
10318 int len;
|
|
|
10319 int save_did_emsg;
|
|
|
10320
|
|
|
10321 ga_init2(&ga, 1, 80);
|
|
|
10322
|
|
|
10323 if (eap->skip)
|
|
|
10324 ++emsg_skip;
|
|
|
10325 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
10326 {
|
|
|
10327 p = arg;
|
|
|
10328 if (eval1(&arg, &retvar, !eap->skip) == FAIL)
|
|
|
10329 {
|
|
|
10330 /*
|
|
|
10331 * Report the invalid expression unless the expression evaluation
|
|
|
10332 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
10333 * exception.
|
|
|
10334 */
|
|
|
10335 if (!aborting())
|
|
|
10336 EMSG2(_(e_invexpr2), p);
|
|
|
10337 ret = FAIL;
|
|
|
10338 break;
|
|
|
10339 }
|
|
|
10340
|
|
|
10341 if (!eap->skip)
|
|
|
10342 {
|
|
56
|
10343 p = get_vartv_string(&retvar);
|
|
7
|
10344 len = (int)STRLEN(p);
|
|
|
10345 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
10346 {
|
|
56
|
10347 clear_vartv(&retvar);
|
|
7
|
10348 ret = FAIL;
|
|
|
10349 break;
|
|
|
10350 }
|
|
|
10351 if (ga.ga_len)
|
|
|
10352 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
10353 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
10354 ga.ga_len += len;
|
|
|
10355 }
|
|
|
10356
|
|
56
|
10357 clear_vartv(&retvar);
|
|
7
|
10358 arg = skipwhite(arg);
|
|
|
10359 }
|
|
|
10360
|
|
|
10361 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
10362 {
|
|
|
10363 if (eap->cmdidx == CMD_echomsg)
|
|
|
10364 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
10365 else if (eap->cmdidx == CMD_echoerr)
|
|
|
10366 {
|
|
|
10367 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
10368 save_did_emsg = did_emsg;
|
|
|
10369 EMSG((char_u *)ga.ga_data);
|
|
|
10370 if (!force_abort)
|
|
|
10371 did_emsg = save_did_emsg;
|
|
|
10372 }
|
|
|
10373 else if (eap->cmdidx == CMD_execute)
|
|
|
10374 do_cmdline((char_u *)ga.ga_data,
|
|
|
10375 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
10376 }
|
|
|
10377
|
|
|
10378 ga_clear(&ga);
|
|
|
10379
|
|
|
10380 if (eap->skip)
|
|
|
10381 --emsg_skip;
|
|
|
10382
|
|
|
10383 eap->nextcmd = check_nextcmd(arg);
|
|
|
10384 }
|
|
|
10385
|
|
|
10386 /*
|
|
|
10387 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
10388 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
10389 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
10390 * after the option name.
|
|
|
10391 */
|
|
|
10392 static char_u *
|
|
|
10393 find_option_end(arg, opt_flags)
|
|
|
10394 char_u **arg;
|
|
|
10395 int *opt_flags;
|
|
|
10396 {
|
|
|
10397 char_u *p = *arg;
|
|
|
10398
|
|
|
10399 ++p;
|
|
|
10400 if (*p == 'g' && p[1] == ':')
|
|
|
10401 {
|
|
|
10402 *opt_flags = OPT_GLOBAL;
|
|
|
10403 p += 2;
|
|
|
10404 }
|
|
|
10405 else if (*p == 'l' && p[1] == ':')
|
|
|
10406 {
|
|
|
10407 *opt_flags = OPT_LOCAL;
|
|
|
10408 p += 2;
|
|
|
10409 }
|
|
|
10410 else
|
|
|
10411 *opt_flags = 0;
|
|
|
10412
|
|
|
10413 if (!ASCII_ISALPHA(*p))
|
|
|
10414 return NULL;
|
|
|
10415 *arg = p;
|
|
|
10416
|
|
|
10417 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
10418 p += 4; /* termcap option */
|
|
|
10419 else
|
|
|
10420 while (ASCII_ISALPHA(*p))
|
|
|
10421 ++p;
|
|
|
10422 return p;
|
|
|
10423 }
|
|
|
10424
|
|
|
10425 /*
|
|
|
10426 * ":function"
|
|
|
10427 */
|
|
|
10428 void
|
|
|
10429 ex_function(eap)
|
|
|
10430 exarg_T *eap;
|
|
|
10431 {
|
|
|
10432 char_u *theline;
|
|
|
10433 int j;
|
|
|
10434 int c;
|
|
|
10435 #ifdef FEAT_MAGIC_BRACES
|
|
|
10436 int saved_did_emsg;
|
|
|
10437 #endif
|
|
|
10438 char_u *name = NULL;
|
|
|
10439 char_u *p;
|
|
|
10440 char_u *arg;
|
|
|
10441 garray_T newargs;
|
|
|
10442 garray_T newlines;
|
|
|
10443 int varargs = FALSE;
|
|
|
10444 int mustend = FALSE;
|
|
|
10445 int flags = 0;
|
|
|
10446 ufunc_T *fp;
|
|
|
10447 int indent;
|
|
|
10448 int nesting;
|
|
|
10449 char_u *skip_until = NULL;
|
|
|
10450 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
56
|
10451 VAR v;
|
|
7
|
10452
|
|
|
10453 /*
|
|
|
10454 * ":function" without argument: list functions.
|
|
|
10455 */
|
|
|
10456 if (ends_excmd(*eap->arg))
|
|
|
10457 {
|
|
|
10458 if (!eap->skip)
|
|
|
10459 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
10460 list_func_head(fp, FALSE);
|
|
|
10461 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
10462 return;
|
|
|
10463 }
|
|
|
10464
|
|
|
10465 p = eap->arg;
|
|
|
10466 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
10467 if (name == NULL && !eap->skip)
|
|
|
10468 {
|
|
|
10469 /*
|
|
|
10470 * Return on an invalid expression in braces, unless the expression
|
|
|
10471 * evaluation has been cancelled due to an aborting error, an
|
|
|
10472 * interrupt, or an exception.
|
|
|
10473 */
|
|
|
10474 if (!aborting())
|
|
|
10475 return;
|
|
|
10476 else
|
|
|
10477 eap->skip = TRUE;
|
|
|
10478 }
|
|
|
10479 #ifdef FEAT_MAGIC_BRACES
|
|
|
10480 /* An error in a function call during evaluation of an expression in magic
|
|
|
10481 * braces should not cause the function not to be defined. */
|
|
|
10482 saved_did_emsg = did_emsg;
|
|
|
10483 did_emsg = FALSE;
|
|
|
10484 #endif
|
|
|
10485
|
|
|
10486 /*
|
|
|
10487 * ":function func" with only function name: list function.
|
|
|
10488 */
|
|
|
10489 if (vim_strchr(p, '(') == NULL)
|
|
|
10490 {
|
|
|
10491 if (!ends_excmd(*skipwhite(p)))
|
|
|
10492 {
|
|
|
10493 EMSG(_(e_trailing));
|
|
|
10494 goto erret_name;
|
|
|
10495 }
|
|
|
10496 eap->nextcmd = check_nextcmd(p);
|
|
|
10497 if (eap->nextcmd != NULL)
|
|
|
10498 *p = NUL;
|
|
|
10499 if (!eap->skip && !got_int)
|
|
|
10500 {
|
|
|
10501 fp = find_func(name);
|
|
|
10502 if (fp != NULL)
|
|
|
10503 {
|
|
|
10504 list_func_head(fp, TRUE);
|
|
|
10505 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
10506 {
|
|
|
10507 msg_putchar('\n');
|
|
|
10508 msg_outnum((long)(j + 1));
|
|
|
10509 if (j < 9)
|
|
|
10510 msg_putchar(' ');
|
|
|
10511 if (j < 99)
|
|
|
10512 msg_putchar(' ');
|
|
|
10513 msg_prt_line(FUNCLINE(fp, j));
|
|
|
10514 out_flush(); /* show a line at a time */
|
|
|
10515 ui_breakcheck();
|
|
|
10516 }
|
|
|
10517 if (!got_int)
|
|
|
10518 {
|
|
|
10519 msg_putchar('\n');
|
|
|
10520 msg_puts((char_u *)" endfunction");
|
|
|
10521 }
|
|
|
10522 }
|
|
|
10523 else
|
|
|
10524 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
10525 }
|
|
|
10526 goto erret_name;
|
|
|
10527 }
|
|
|
10528
|
|
|
10529 /*
|
|
|
10530 * ":function name(arg1, arg2)" Define function.
|
|
|
10531 */
|
|
|
10532 p = skipwhite(p);
|
|
|
10533 if (*p != '(')
|
|
|
10534 {
|
|
|
10535 if (!eap->skip)
|
|
|
10536 {
|
|
|
10537 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
10538 goto erret_name;
|
|
|
10539 }
|
|
|
10540 /* attempt to continue by skipping some text */
|
|
|
10541 if (vim_strchr(p, '(') != NULL)
|
|
|
10542 p = vim_strchr(p, '(');
|
|
|
10543 }
|
|
|
10544 p = skipwhite(p + 1);
|
|
|
10545
|
|
|
10546 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
10547 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
10548
|
|
|
10549 /*
|
|
|
10550 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
10551 */
|
|
|
10552 while (*p != ')')
|
|
|
10553 {
|
|
|
10554 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
10555 {
|
|
|
10556 varargs = TRUE;
|
|
|
10557 p += 3;
|
|
|
10558 mustend = TRUE;
|
|
|
10559 }
|
|
|
10560 else
|
|
|
10561 {
|
|
|
10562 arg = p;
|
|
|
10563 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
10564 ++p;
|
|
|
10565 if (arg == p || isdigit(*arg)
|
|
|
10566 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
10567 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
10568 {
|
|
|
10569 if (!eap->skip)
|
|
|
10570 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
10571 break;
|
|
|
10572 }
|
|
|
10573 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
10574 goto erret;
|
|
|
10575 c = *p;
|
|
|
10576 *p = NUL;
|
|
|
10577 arg = vim_strsave(arg);
|
|
|
10578 if (arg == NULL)
|
|
|
10579 goto erret;
|
|
|
10580 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
10581 *p = c;
|
|
|
10582 newargs.ga_len++;
|
|
|
10583 if (*p == ',')
|
|
|
10584 ++p;
|
|
|
10585 else
|
|
|
10586 mustend = TRUE;
|
|
|
10587 }
|
|
|
10588 p = skipwhite(p);
|
|
|
10589 if (mustend && *p != ')')
|
|
|
10590 {
|
|
|
10591 if (!eap->skip)
|
|
|
10592 EMSG2(_(e_invarg2), eap->arg);
|
|
|
10593 break;
|
|
|
10594 }
|
|
|
10595 }
|
|
|
10596 ++p; /* skip the ')' */
|
|
|
10597
|
|
|
10598 /* find extra arguments "range" and "abort" */
|
|
|
10599 for (;;)
|
|
|
10600 {
|
|
|
10601 p = skipwhite(p);
|
|
|
10602 if (STRNCMP(p, "range", 5) == 0)
|
|
|
10603 {
|
|
|
10604 flags |= FC_RANGE;
|
|
|
10605 p += 5;
|
|
|
10606 }
|
|
|
10607 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
10608 {
|
|
|
10609 flags |= FC_ABORT;
|
|
|
10610 p += 5;
|
|
|
10611 }
|
|
|
10612 else
|
|
|
10613 break;
|
|
|
10614 }
|
|
|
10615
|
|
|
10616 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
10617 EMSG(_(e_trailing));
|
|
|
10618
|
|
|
10619 /*
|
|
|
10620 * Read the body of the function, until ":endfunction" is found.
|
|
|
10621 */
|
|
|
10622 if (KeyTyped)
|
|
|
10623 {
|
|
|
10624 /* Check if the function already exists, don't let the user type the
|
|
|
10625 * whole function before telling him it doesn't work! For a script we
|
|
|
10626 * need to skip the body to be able to find what follows. */
|
|
|
10627 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
10628 EMSG2(_(e_funcexts), name);
|
|
|
10629
|
|
|
10630 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
10631 cmdline_row = msg_row;
|
|
|
10632 }
|
|
|
10633
|
|
|
10634 indent = 2;
|
|
|
10635 nesting = 0;
|
|
|
10636 for (;;)
|
|
|
10637 {
|
|
|
10638 msg_scroll = TRUE;
|
|
|
10639 need_wait_return = FALSE;
|
|
|
10640 if (eap->getline == NULL)
|
|
|
10641 theline = getcmdline(':', 0L, indent);
|
|
|
10642 else
|
|
|
10643 theline = eap->getline(':', eap->cookie, indent);
|
|
|
10644 if (KeyTyped)
|
|
|
10645 lines_left = Rows - 1;
|
|
|
10646 if (theline == NULL)
|
|
|
10647 {
|
|
|
10648 EMSG(_("E126: Missing :endfunction"));
|
|
|
10649 goto erret;
|
|
|
10650 }
|
|
|
10651
|
|
|
10652 if (skip_until != NULL)
|
|
|
10653 {
|
|
|
10654 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
10655 * don't check for ":endfunc". */
|
|
|
10656 if (STRCMP(theline, skip_until) == 0)
|
|
|
10657 {
|
|
|
10658 vim_free(skip_until);
|
|
|
10659 skip_until = NULL;
|
|
|
10660 }
|
|
|
10661 }
|
|
|
10662 else
|
|
|
10663 {
|
|
|
10664 /* skip ':' and blanks*/
|
|
|
10665 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
10666 ;
|
|
|
10667
|
|
|
10668 /* Check for "endfunction" (should be more strict...). */
|
|
|
10669 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
10670 {
|
|
|
10671 vim_free(theline);
|
|
|
10672 break;
|
|
|
10673 }
|
|
|
10674
|
|
|
10675 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
10676 * at "end". */
|
|
|
10677 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
10678 indent -= 2;
|
|
|
10679 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
10680 || STRNCMP(p, "try", 3) == 0)
|
|
|
10681 indent += 2;
|
|
|
10682
|
|
|
10683 /* Check for defining a function inside this function. */
|
|
|
10684 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
10685 {
|
|
|
10686 p = skipwhite(skiptowhite(p));
|
|
|
10687 p += eval_fname_script(p);
|
|
|
10688 if (ASCII_ISALPHA(*p))
|
|
|
10689 {
|
|
|
10690 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
10691 if (*skipwhite(p) == '(')
|
|
|
10692 {
|
|
|
10693 ++nesting;
|
|
|
10694 indent += 2;
|
|
|
10695 }
|
|
|
10696 }
|
|
|
10697 }
|
|
|
10698
|
|
|
10699 /* Check for ":append" or ":insert". */
|
|
|
10700 p = skip_range(p, NULL);
|
|
|
10701 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
10702 || (p[0] == 'i'
|
|
|
10703 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
10704 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
10705 skip_until = vim_strsave((char_u *)".");
|
|
|
10706
|
|
|
10707 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
10708 arg = skipwhite(skiptowhite(p));
|
|
|
10709 if (arg[0] == '<' && arg[1] =='<'
|
|
|
10710 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
10711 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
10712 || (p[0] == 'p' && p[1] == 'e'
|
|
|
10713 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
10714 || (p[0] == 't' && p[1] == 'c'
|
|
|
10715 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
10716 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
10717 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
10718 || (p[0] == 'm' && p[1] == 'z'
|
|
|
10719 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
10720 ))
|
|
|
10721 {
|
|
|
10722 /* ":python <<" continues until a dot, like ":append" */
|
|
|
10723 p = skipwhite(arg + 2);
|
|
|
10724 if (*p == NUL)
|
|
|
10725 skip_until = vim_strsave((char_u *)".");
|
|
|
10726 else
|
|
|
10727 skip_until = vim_strsave(p);
|
|
|
10728 }
|
|
|
10729 }
|
|
|
10730
|
|
|
10731 /* Add the line to the function. */
|
|
|
10732 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
10733 goto erret;
|
|
|
10734 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
10735 newlines.ga_len++;
|
|
|
10736 }
|
|
|
10737
|
|
|
10738 /* Don't define the function when skipping commands or when an error was
|
|
|
10739 * detected. */
|
|
|
10740 if (eap->skip || did_emsg)
|
|
|
10741 goto erret;
|
|
|
10742
|
|
|
10743 /*
|
|
|
10744 * If there are no errors, add the function
|
|
|
10745 */
|
|
56
|
10746 v = find_var(name, FALSE);
|
|
|
10747 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
10748 {
|
|
|
10749 EMSG2(_("E999: Function name conflicts with variable: %s"), name);
|
|
|
10750 goto erret;
|
|
|
10751 }
|
|
|
10752
|
|
7
|
10753 fp = find_func(name);
|
|
|
10754 if (fp != NULL)
|
|
|
10755 {
|
|
|
10756 if (!eap->forceit)
|
|
|
10757 {
|
|
|
10758 EMSG2(_(e_funcexts), name);
|
|
|
10759 goto erret;
|
|
|
10760 }
|
|
|
10761 if (fp->calls)
|
|
|
10762 {
|
|
|
10763 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
10764 goto erret;
|
|
|
10765 }
|
|
|
10766 /* redefine existing function */
|
|
|
10767 ga_clear_strings(&(fp->args));
|
|
|
10768 ga_clear_strings(&(fp->lines));
|
|
|
10769 vim_free(name);
|
|
|
10770 }
|
|
|
10771 else
|
|
|
10772 {
|
|
|
10773 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
10774 if (fp == NULL)
|
|
|
10775 goto erret;
|
|
|
10776 /* insert the new function in the function list */
|
|
|
10777 fp->next = firstfunc;
|
|
|
10778 firstfunc = fp;
|
|
|
10779 fp->name = name;
|
|
|
10780 }
|
|
|
10781 fp->args = newargs;
|
|
|
10782 fp->lines = newlines;
|
|
|
10783 fp->varargs = varargs;
|
|
|
10784 fp->flags = flags;
|
|
|
10785 fp->calls = 0;
|
|
|
10786 fp->script_ID = current_SID;
|
|
|
10787 #ifdef FEAT_MAGIC_BRACES
|
|
|
10788 did_emsg |= saved_did_emsg;
|
|
|
10789 #endif
|
|
|
10790 vim_free(skip_until);
|
|
|
10791 return;
|
|
|
10792
|
|
|
10793 erret:
|
|
|
10794 vim_free(skip_until);
|
|
|
10795 ga_clear_strings(&newargs);
|
|
|
10796 ga_clear_strings(&newlines);
|
|
|
10797 erret_name:
|
|
|
10798 vim_free(name);
|
|
|
10799 #ifdef FEAT_MAGIC_BRACES
|
|
|
10800 did_emsg |= saved_did_emsg;
|
|
|
10801 #endif
|
|
|
10802 }
|
|
|
10803
|
|
|
10804 /*
|
|
|
10805 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
10806 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
10807 * Advances "pp" to just after the function name (if no error).
|
|
|
10808 */
|
|
|
10809 static char_u *
|
|
|
10810 trans_function_name(pp, skip, internal)
|
|
|
10811 char_u **pp;
|
|
|
10812 int skip; /* only find the end, don't evaluate */
|
|
|
10813 int internal; /* TRUE if internal function name OK */
|
|
|
10814 {
|
|
|
10815 char_u *name;
|
|
|
10816 char_u *start;
|
|
|
10817 char_u *end;
|
|
|
10818 int lead;
|
|
|
10819 char_u sid_buf[20];
|
|
|
10820 char_u *temp_string = NULL;
|
|
|
10821 char_u *expr_start, *expr_end;
|
|
|
10822 int len;
|
|
|
10823
|
|
|
10824 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
10825 start = *pp;
|
|
|
10826 lead = eval_fname_script(start);
|
|
|
10827 if (lead > 0)
|
|
|
10828 start += lead;
|
|
|
10829 end = find_name_end(start, &expr_start, &expr_end);
|
|
|
10830 if (end == start)
|
|
|
10831 {
|
|
|
10832 if (!skip)
|
|
|
10833 EMSG(_("E129: Function name required"));
|
|
|
10834 return NULL;
|
|
|
10835 }
|
|
|
10836 #ifdef FEAT_MAGIC_BRACES
|
|
|
10837 if (expr_start != NULL && !skip)
|
|
|
10838 {
|
|
|
10839 /* expand magic curlies */
|
|
|
10840 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
10841 if (temp_string == NULL)
|
|
|
10842 {
|
|
|
10843 /*
|
|
|
10844 * Report an invalid expression in braces, unless the expression
|
|
|
10845 * evaluation has been cancelled due to an aborting error, an
|
|
|
10846 * interrupt, or an exception.
|
|
|
10847 */
|
|
|
10848 if (!aborting())
|
|
|
10849 EMSG2(_(e_invarg2), start);
|
|
|
10850 else
|
|
|
10851 *pp = end;
|
|
|
10852 return NULL;
|
|
|
10853 }
|
|
|
10854 start = temp_string;
|
|
|
10855 len = (int)STRLEN(temp_string);
|
|
|
10856 }
|
|
|
10857 else
|
|
|
10858 #endif
|
|
|
10859 len = (int)(end - start);
|
|
|
10860
|
|
|
10861 /*
|
|
|
10862 * Copy the function name to allocated memory.
|
|
|
10863 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
10864 * Accept <SNR>123_name() outside a script.
|
|
|
10865 */
|
|
|
10866 if (skip)
|
|
|
10867 lead = 0; /* do nothing */
|
|
|
10868 else if (lead > 0)
|
|
|
10869 {
|
|
|
10870 lead = 3;
|
|
|
10871 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
10872 {
|
|
|
10873 if (current_SID <= 0)
|
|
|
10874 {
|
|
|
10875 EMSG(_(e_usingsid));
|
|
|
10876 return NULL;
|
|
|
10877 }
|
|
|
10878 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
10879 lead += (int)STRLEN(sid_buf);
|
|
|
10880 }
|
|
|
10881 }
|
|
|
10882 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
10883 {
|
|
|
10884 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
10885 return NULL;
|
|
|
10886 }
|
|
|
10887 name = alloc((unsigned)(len + lead + 1));
|
|
|
10888 if (name != NULL)
|
|
|
10889 {
|
|
|
10890 if (lead > 0)
|
|
|
10891 {
|
|
|
10892 name[0] = K_SPECIAL;
|
|
|
10893 name[1] = KS_EXTRA;
|
|
|
10894 name[2] = (int)KE_SNR;
|
|
|
10895 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
10896 STRCPY(name + 3, sid_buf);
|
|
|
10897 }
|
|
|
10898 mch_memmove(name + lead, start, (size_t)len);
|
|
|
10899 name[len + lead] = NUL;
|
|
|
10900 }
|
|
|
10901 *pp = end;
|
|
|
10902
|
|
|
10903 vim_free(temp_string);
|
|
|
10904 return name;
|
|
|
10905 }
|
|
|
10906
|
|
|
10907 /*
|
|
|
10908 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
10909 * Return 2 if "p" starts with "s:".
|
|
|
10910 * Return 0 otherwise.
|
|
|
10911 */
|
|
|
10912 static int
|
|
|
10913 eval_fname_script(p)
|
|
|
10914 char_u *p;
|
|
|
10915 {
|
|
|
10916 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
10917 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
10918 return 5;
|
|
|
10919 if (p[0] == 's' && p[1] == ':')
|
|
|
10920 return 2;
|
|
|
10921 return 0;
|
|
|
10922 }
|
|
|
10923
|
|
|
10924 /*
|
|
|
10925 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
10926 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
10927 */
|
|
|
10928 static int
|
|
|
10929 eval_fname_sid(p)
|
|
|
10930 char_u *p;
|
|
|
10931 {
|
|
|
10932 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
10933 }
|
|
|
10934
|
|
|
10935 /*
|
|
|
10936 * List the head of the function: "name(arg1, arg2)".
|
|
|
10937 */
|
|
|
10938 static void
|
|
|
10939 list_func_head(fp, indent)
|
|
|
10940 ufunc_T *fp;
|
|
|
10941 int indent;
|
|
|
10942 {
|
|
|
10943 int j;
|
|
|
10944
|
|
|
10945 msg_start();
|
|
|
10946 if (indent)
|
|
|
10947 MSG_PUTS(" ");
|
|
|
10948 MSG_PUTS("function ");
|
|
|
10949 if (fp->name[0] == K_SPECIAL)
|
|
|
10950 {
|
|
|
10951 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
10952 msg_puts(fp->name + 3);
|
|
|
10953 }
|
|
|
10954 else
|
|
|
10955 msg_puts(fp->name);
|
|
|
10956 msg_putchar('(');
|
|
|
10957 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
10958 {
|
|
|
10959 if (j)
|
|
|
10960 MSG_PUTS(", ");
|
|
|
10961 msg_puts(FUNCARG(fp, j));
|
|
|
10962 }
|
|
|
10963 if (fp->varargs)
|
|
|
10964 {
|
|
|
10965 if (j)
|
|
|
10966 MSG_PUTS(", ");
|
|
|
10967 MSG_PUTS("...");
|
|
|
10968 }
|
|
|
10969 msg_putchar(')');
|
|
|
10970 }
|
|
|
10971
|
|
|
10972 /*
|
|
|
10973 * Find a function by name, return pointer to it in ufuncs.
|
|
|
10974 * Return NULL for unknown function.
|
|
|
10975 */
|
|
|
10976 static ufunc_T *
|
|
|
10977 find_func(name)
|
|
|
10978 char_u *name;
|
|
|
10979 {
|
|
|
10980 ufunc_T *fp;
|
|
|
10981
|
|
|
10982 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
10983 if (STRCMP(name, fp->name) == 0)
|
|
|
10984 break;
|
|
|
10985 return fp;
|
|
|
10986 }
|
|
|
10987
|
|
56
|
10988 /*
|
|
|
10989 * Return TRUE if a function "name" exists.
|
|
|
10990 */
|
|
|
10991 static int
|
|
|
10992 function_exists(name)
|
|
|
10993 char_u *name;
|
|
|
10994 {
|
|
|
10995 char_u *p = name;
|
|
|
10996 int n = FALSE;
|
|
|
10997
|
|
|
10998 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
10999 if (p != NULL)
|
|
|
11000 {
|
|
|
11001 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
11002 n = (find_func(p) != NULL);
|
|
|
11003 else if (ASCII_ISLOWER(*p))
|
|
|
11004 n = (find_internal_func(p) >= 0);
|
|
|
11005 vim_free(p);
|
|
|
11006 }
|
|
|
11007 return n;
|
|
|
11008 }
|
|
|
11009
|
|
7
|
11010 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
11011
|
|
|
11012 /*
|
|
|
11013 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
11014 * function names.
|
|
|
11015 */
|
|
|
11016 char_u *
|
|
|
11017 get_user_func_name(xp, idx)
|
|
|
11018 expand_T *xp;
|
|
|
11019 int idx;
|
|
|
11020 {
|
|
|
11021 static ufunc_T *fp = NULL;
|
|
|
11022
|
|
|
11023 if (idx == 0)
|
|
|
11024 fp = firstfunc;
|
|
|
11025 if (fp != NULL)
|
|
|
11026 {
|
|
|
11027 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
11028 return fp->name; /* prevents overflow */
|
|
|
11029
|
|
|
11030 cat_func_name(IObuff, fp);
|
|
|
11031 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
11032 {
|
|
|
11033 STRCAT(IObuff, "(");
|
|
|
11034 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
11035 STRCAT(IObuff, ")");
|
|
|
11036 }
|
|
|
11037
|
|
|
11038 fp = fp->next;
|
|
|
11039 return IObuff;
|
|
|
11040 }
|
|
|
11041 return NULL;
|
|
|
11042 }
|
|
|
11043
|
|
|
11044 #endif /* FEAT_CMDL_COMPL */
|
|
|
11045
|
|
|
11046 /*
|
|
|
11047 * Copy the function name of "fp" to buffer "buf".
|
|
|
11048 * "buf" must be able to hold the function name plus three bytes.
|
|
|
11049 * Takes care of script-local function names.
|
|
|
11050 */
|
|
|
11051 static void
|
|
|
11052 cat_func_name(buf, fp)
|
|
|
11053 char_u *buf;
|
|
|
11054 ufunc_T *fp;
|
|
|
11055 {
|
|
|
11056 if (fp->name[0] == K_SPECIAL)
|
|
|
11057 {
|
|
|
11058 STRCPY(buf, "<SNR>");
|
|
|
11059 STRCAT(buf, fp->name + 3);
|
|
|
11060 }
|
|
|
11061 else
|
|
|
11062 STRCPY(buf, fp->name);
|
|
|
11063 }
|
|
|
11064
|
|
|
11065 /*
|
|
|
11066 * ":delfunction {name}"
|
|
|
11067 */
|
|
|
11068 void
|
|
|
11069 ex_delfunction(eap)
|
|
|
11070 exarg_T *eap;
|
|
|
11071 {
|
|
|
11072 ufunc_T *fp = NULL, *pfp;
|
|
|
11073 char_u *p;
|
|
|
11074 char_u *name;
|
|
|
11075
|
|
|
11076 p = eap->arg;
|
|
|
11077 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
11078 if (name == NULL)
|
|
|
11079 return;
|
|
|
11080 if (!ends_excmd(*skipwhite(p)))
|
|
|
11081 {
|
|
|
11082 vim_free(name);
|
|
|
11083 EMSG(_(e_trailing));
|
|
|
11084 return;
|
|
|
11085 }
|
|
|
11086 eap->nextcmd = check_nextcmd(p);
|
|
|
11087 if (eap->nextcmd != NULL)
|
|
|
11088 *p = NUL;
|
|
|
11089
|
|
|
11090 if (!eap->skip)
|
|
|
11091 fp = find_func(name);
|
|
|
11092 vim_free(name);
|
|
|
11093
|
|
|
11094 if (!eap->skip)
|
|
|
11095 {
|
|
|
11096 if (fp == NULL)
|
|
|
11097 {
|
|
|
11098 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
11099 return;
|
|
|
11100 }
|
|
|
11101 if (fp->calls)
|
|
|
11102 {
|
|
|
11103 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
11104 return;
|
|
|
11105 }
|
|
|
11106
|
|
|
11107 /* clear this function */
|
|
|
11108 vim_free(fp->name);
|
|
|
11109 ga_clear_strings(&(fp->args));
|
|
|
11110 ga_clear_strings(&(fp->lines));
|
|
|
11111
|
|
|
11112 /* remove the function from the function list */
|
|
|
11113 if (firstfunc == fp)
|
|
|
11114 firstfunc = fp->next;
|
|
|
11115 else
|
|
|
11116 {
|
|
|
11117 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
11118 if (pfp->next == fp)
|
|
|
11119 {
|
|
|
11120 pfp->next = fp->next;
|
|
|
11121 break;
|
|
|
11122 }
|
|
|
11123 }
|
|
|
11124 vim_free(fp);
|
|
|
11125 }
|
|
|
11126 }
|
|
|
11127
|
|
|
11128 /*
|
|
|
11129 * Call a user function.
|
|
|
11130 */
|
|
|
11131 static void
|
|
|
11132 call_user_func(fp, argcount, argvars, retvar, firstline, lastline)
|
|
|
11133 ufunc_T *fp; /* pointer to function */
|
|
|
11134 int argcount; /* nr of args */
|
|
56
|
11135 typeval *argvars; /* arguments */
|
|
|
11136 typeval *retvar; /* return value */
|
|
7
|
11137 linenr_T firstline; /* first line of range */
|
|
|
11138 linenr_T lastline; /* last line of range */
|
|
|
11139 {
|
|
|
11140 char_u *save_sourcing_name;
|
|
|
11141 linenr_T save_sourcing_lnum;
|
|
|
11142 scid_T save_current_SID;
|
|
|
11143 struct funccall fc;
|
|
|
11144 struct funccall *save_fcp = current_funccal;
|
|
|
11145 int save_did_emsg;
|
|
|
11146 static int depth = 0;
|
|
|
11147
|
|
|
11148 /* If depth of calling is getting too high, don't execute the function */
|
|
|
11149 if (depth >= p_mfd)
|
|
|
11150 {
|
|
|
11151 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
56
|
11152 retvar->v_type = VAR_NUMBER;
|
|
|
11153 retvar->vval.v_number = -1;
|
|
7
|
11154 return;
|
|
|
11155 }
|
|
|
11156 ++depth;
|
|
|
11157
|
|
|
11158 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
11159
|
|
|
11160 /* set local variables */
|
|
56
|
11161 vars_init(&fc.l_vars);
|
|
7
|
11162 fc.func = fp;
|
|
|
11163 fc.argcount = argcount;
|
|
|
11164 fc.argvars = argvars;
|
|
|
11165 fc.retvar = retvar;
|
|
56
|
11166 retvar->vval.v_number = 0;
|
|
7
|
11167 fc.linenr = 0;
|
|
|
11168 fc.returned = FALSE;
|
|
|
11169 fc.level = ex_nesting_level;
|
|
56
|
11170 fc.a0_var.tv.v_type = VAR_NUMBER;
|
|
|
11171 fc.a0_var.tv.vval.v_number = argcount - fp->args.ga_len;
|
|
|
11172 fc.a0_var.v_name = NULL;
|
|
7
|
11173 current_funccal = &fc;
|
|
56
|
11174 fc.firstline.tv.v_type = VAR_NUMBER;
|
|
|
11175 fc.firstline.tv.vval.v_number = firstline;
|
|
|
11176 fc.firstline.v_name = NULL;
|
|
|
11177 fc.lastline.tv.v_type = VAR_NUMBER;
|
|
|
11178 fc.lastline.tv.vval.v_number = lastline;
|
|
|
11179 fc.lastline.v_name = NULL;
|
|
7
|
11180 /* Check if this function has a breakpoint. */
|
|
|
11181 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
11182 fc.dbg_tick = debug_tick;
|
|
|
11183
|
|
|
11184 /* Don't redraw while executing the function. */
|
|
|
11185 ++RedrawingDisabled;
|
|
|
11186 save_sourcing_name = sourcing_name;
|
|
|
11187 save_sourcing_lnum = sourcing_lnum;
|
|
|
11188 sourcing_lnum = 1;
|
|
|
11189 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
11190 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
11191 if (sourcing_name != NULL)
|
|
|
11192 {
|
|
|
11193 if (save_sourcing_name != NULL
|
|
|
11194 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
11195 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
11196 else
|
|
|
11197 STRCPY(sourcing_name, "function ");
|
|
|
11198 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
11199
|
|
|
11200 if (p_verbose >= 12)
|
|
|
11201 {
|
|
|
11202 ++no_wait_return;
|
|
|
11203 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
11204 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
11205 if (p_verbose >= 14)
|
|
|
11206 {
|
|
|
11207 int i;
|
|
|
11208 char_u buf[MSG_BUF_LEN];
|
|
|
11209
|
|
|
11210 msg_puts((char_u *)"(");
|
|
|
11211 for (i = 0; i < argcount; ++i)
|
|
|
11212 {
|
|
|
11213 if (i > 0)
|
|
|
11214 msg_puts((char_u *)", ");
|
|
56
|
11215 if (argvars[i].v_type == VAR_NUMBER)
|
|
|
11216 msg_outnum((long)argvars[i].vval.v_number);
|
|
7
|
11217 else
|
|
|
11218 {
|
|
56
|
11219 trunc_string(get_vartv_string(&argvars[i]),
|
|
7
|
11220 buf, MSG_BUF_LEN);
|
|
|
11221 msg_puts((char_u *)"\"");
|
|
|
11222 msg_puts(buf);
|
|
|
11223 msg_puts((char_u *)"\"");
|
|
|
11224 }
|
|
|
11225 }
|
|
|
11226 msg_puts((char_u *)")");
|
|
|
11227 }
|
|
|
11228 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
11229 cmdline_row = msg_row;
|
|
|
11230 --no_wait_return;
|
|
|
11231 }
|
|
|
11232 }
|
|
|
11233 save_current_SID = current_SID;
|
|
|
11234 current_SID = fp->script_ID;
|
|
|
11235 save_did_emsg = did_emsg;
|
|
|
11236 did_emsg = FALSE;
|
|
|
11237
|
|
|
11238 /* call do_cmdline() to execute the lines */
|
|
|
11239 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
11240 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
11241
|
|
|
11242 --RedrawingDisabled;
|
|
|
11243
|
|
|
11244 /* when the function was aborted because of an error, return -1 */
|
|
56
|
11245 if ((did_emsg && (fp->flags & FC_ABORT)) || retvar->v_type == VAR_UNKNOWN)
|
|
|
11246 {
|
|
|
11247 clear_vartv(retvar);
|
|
|
11248 retvar->v_type = VAR_NUMBER;
|
|
|
11249 retvar->vval.v_number = -1;
|
|
7
|
11250 }
|
|
|
11251
|
|
|
11252 /* when being verbose, mention the return value */
|
|
|
11253 if (p_verbose >= 12)
|
|
|
11254 {
|
|
|
11255 char_u *sn, *val;
|
|
|
11256
|
|
|
11257 ++no_wait_return;
|
|
|
11258 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
11259
|
|
|
11260 /* Make sure the output fits in IObuff. */
|
|
|
11261 sn = sourcing_name;
|
|
|
11262 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
11263 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
11264
|
|
|
11265 if (aborting())
|
|
|
11266 smsg((char_u *)_("%s aborted"), sn);
|
|
56
|
11267 else if (fc.retvar->v_type == VAR_NUMBER)
|
|
7
|
11268 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
56
|
11269 (long)fc.retvar->vval.v_number);
|
|
|
11270 else if (fc.retvar->v_type == VAR_STRING)
|
|
|
11271 {
|
|
|
11272 val = get_vartv_string(fc.retvar);
|
|
7
|
11273 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
11274 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
11275 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
11276 }
|
|
|
11277 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
11278 cmdline_row = msg_row;
|
|
|
11279 --no_wait_return;
|
|
|
11280 }
|
|
|
11281
|
|
|
11282 vim_free(sourcing_name);
|
|
|
11283 sourcing_name = save_sourcing_name;
|
|
|
11284 sourcing_lnum = save_sourcing_lnum;
|
|
|
11285 current_SID = save_current_SID;
|
|
|
11286
|
|
|
11287 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
11288 {
|
|
|
11289 ++no_wait_return;
|
|
|
11290 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
11291 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
11292 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
11293 cmdline_row = msg_row;
|
|
|
11294 --no_wait_return;
|
|
|
11295 }
|
|
|
11296
|
|
|
11297 did_emsg |= save_did_emsg;
|
|
|
11298 current_funccal = save_fcp;
|
|
|
11299
|
|
56
|
11300 vars_clear(&fc.l_vars); /* free all local variables */
|
|
7
|
11301 --depth;
|
|
|
11302 }
|
|
|
11303
|
|
|
11304 /*
|
|
|
11305 * ":return [expr]"
|
|
|
11306 */
|
|
|
11307 void
|
|
|
11308 ex_return(eap)
|
|
|
11309 exarg_T *eap;
|
|
|
11310 {
|
|
|
11311 char_u *arg = eap->arg;
|
|
|
11312 var retvar;
|
|
|
11313 int returning = FALSE;
|
|
|
11314
|
|
|
11315 if (current_funccal == NULL)
|
|
|
11316 {
|
|
|
11317 EMSG(_("E133: :return not inside a function"));
|
|
|
11318 return;
|
|
|
11319 }
|
|
|
11320
|
|
|
11321 if (eap->skip)
|
|
|
11322 ++emsg_skip;
|
|
|
11323
|
|
|
11324 eap->nextcmd = NULL;
|
|
|
11325 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
11326 && eval0(arg, &retvar, &eap->nextcmd, !eap->skip) != FAIL)
|
|
|
11327 {
|
|
|
11328 if (!eap->skip)
|
|
|
11329 returning = do_return(eap, FALSE, TRUE, &retvar);
|
|
|
11330 else
|
|
56
|
11331 clear_vartv(&retvar.tv);
|
|
7
|
11332 }
|
|
|
11333 /* It's safer to return also on error. */
|
|
|
11334 else if (!eap->skip)
|
|
|
11335 {
|
|
|
11336 /*
|
|
|
11337 * Return unless the expression evaluation has been cancelled due to an
|
|
|
11338 * aborting error, an interrupt, or an exception.
|
|
|
11339 */
|
|
|
11340 if (!aborting())
|
|
|
11341 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
11342 }
|
|
|
11343
|
|
|
11344 /* When skipping or the return gets pending, advance to the next command
|
|
|
11345 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
11346 * Following lines will be ignored by get_func_line(). */
|
|
|
11347 if (returning)
|
|
|
11348 eap->nextcmd = NULL;
|
|
|
11349 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
11350 eap->nextcmd = check_nextcmd(arg);
|
|
|
11351
|
|
|
11352 if (eap->skip)
|
|
|
11353 --emsg_skip;
|
|
|
11354 }
|
|
|
11355
|
|
|
11356 /*
|
|
|
11357 * Return from a function. Possibly makes the return pending. Also called
|
|
|
11358 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
11359 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
|
11360 * when called due to a ":return" command. "value" may point to a variable
|
|
|
11361 * with the return value. Returns TRUE when the return can be carried out,
|
|
|
11362 * FALSE when the return gets pending.
|
|
|
11363 */
|
|
|
11364 int
|
|
|
11365 do_return(eap, reanimate, is_cmd, value)
|
|
|
11366 exarg_T *eap;
|
|
|
11367 int reanimate;
|
|
|
11368 int is_cmd;
|
|
|
11369 void *value;
|
|
|
11370 {
|
|
|
11371 int idx;
|
|
|
11372 struct condstack *cstack = eap->cstack;
|
|
|
11373
|
|
|
11374 if (reanimate)
|
|
|
11375 /* Undo the return. */
|
|
|
11376 current_funccal->returned = FALSE;
|
|
|
11377
|
|
|
11378 /*
|
|
|
11379 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
11380 * not in its finally clause (which then is to be executed next) is found.
|
|
|
11381 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
11382 * Otherwise, return normally.
|
|
|
11383 */
|
|
|
11384 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
11385 if (idx >= 0)
|
|
|
11386 {
|
|
|
11387 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
11388
|
|
|
11389 if (!is_cmd && !reanimate)
|
|
|
11390 /* A pending return again gets pending. "value" points to an
|
|
|
11391 * allocated variable with the value of the original ":return"'s
|
|
|
11392 * argument if present or is NULL else. */
|
|
|
11393 cstack->cs_retvar[idx] = value;
|
|
|
11394 else
|
|
|
11395 {
|
|
|
11396 /* When undoing a return in order to make it pending, get the stored
|
|
|
11397 * return value. */
|
|
|
11398 if (reanimate)
|
|
|
11399 value = current_funccal->retvar;
|
|
|
11400
|
|
|
11401 if (value != NULL)
|
|
|
11402 {
|
|
|
11403 /* Store the value of the pending return. */
|
|
|
11404 if ((cstack->cs_retvar[idx] = alloc_var()) != NULL)
|
|
56
|
11405 *(typeval *)cstack->cs_retvar[idx] = *(typeval *)value;
|
|
7
|
11406 else
|
|
|
11407 EMSG(_(e_outofmem));
|
|
|
11408 }
|
|
|
11409 else
|
|
|
11410 cstack->cs_retvar[idx] = NULL;
|
|
|
11411
|
|
|
11412 if (reanimate)
|
|
|
11413 {
|
|
|
11414 /* The pending return value could be overwritten by a ":return"
|
|
|
11415 * without argument in a finally clause; reset the default
|
|
|
11416 * return value. */
|
|
56
|
11417 current_funccal->retvar->v_type = VAR_NUMBER;
|
|
|
11418 current_funccal->retvar->vval.v_number = 0;
|
|
7
|
11419 }
|
|
|
11420 }
|
|
|
11421 report_make_pending(CSTP_RETURN, value);
|
|
|
11422 }
|
|
|
11423 else
|
|
|
11424 {
|
|
|
11425 current_funccal->returned = TRUE;
|
|
|
11426
|
|
|
11427 /* If the return is carried out now, store the return value. For
|
|
|
11428 * a return immediately after reanimation, the value is already
|
|
|
11429 * there. */
|
|
|
11430 if (!reanimate && value != NULL)
|
|
|
11431 {
|
|
56
|
11432 clear_vartv(current_funccal->retvar);
|
|
|
11433 *current_funccal->retvar = *(typeval *)value;
|
|
7
|
11434 if (!is_cmd)
|
|
|
11435 vim_free(value);
|
|
|
11436 }
|
|
|
11437 }
|
|
|
11438
|
|
|
11439 return idx < 0;
|
|
|
11440 }
|
|
|
11441
|
|
|
11442 /*
|
|
|
11443 * Free the variable with a pending return value.
|
|
|
11444 */
|
|
|
11445 void
|
|
|
11446 discard_pending_return(retvar)
|
|
|
11447 void *retvar;
|
|
|
11448 {
|
|
56
|
11449 /* The variable was copied from one with an undefined v_name. So we can't
|
|
|
11450 * use free_vartv() to clear and free it. */
|
|
|
11451 clear_vartv(&((VAR)retvar)->tv);
|
|
7
|
11452 vim_free(retvar);
|
|
|
11453 }
|
|
|
11454
|
|
|
11455 /*
|
|
|
11456 * Generate a return command for producing the value of "retvar". The result
|
|
|
11457 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
11458 */
|
|
|
11459 char_u *
|
|
|
11460 get_return_cmd(retvar)
|
|
|
11461 void *retvar;
|
|
|
11462 {
|
|
|
11463 char_u *s = IObuff;
|
|
|
11464
|
|
56
|
11465 if (retvar == NULL || ((VAR)retvar)->tv.v_type == VAR_UNKNOWN)
|
|
7
|
11466 s = (char_u *)":return";
|
|
56
|
11467 else if (((VAR)retvar)->tv.v_type == VAR_STRING)
|
|
7
|
11468 sprintf((char *)IObuff, ":return \"%s\"",
|
|
56
|
11469 ((VAR)retvar)->tv.vval.v_string);
|
|
7
|
11470 else
|
|
|
11471 sprintf((char *)IObuff, ":return %ld",
|
|
56
|
11472 (long)(((VAR)retvar)->tv.vval.v_number));
|
|
7
|
11473 return vim_strsave(s);
|
|
|
11474 }
|
|
|
11475
|
|
|
11476 /*
|
|
|
11477 * Get next function line.
|
|
|
11478 * Called by do_cmdline() to get the next line.
|
|
|
11479 * Returns allocated string, or NULL for end of function.
|
|
|
11480 */
|
|
|
11481 /* ARGSUSED */
|
|
|
11482 char_u *
|
|
|
11483 get_func_line(c, cookie, indent)
|
|
|
11484 int c; /* not used */
|
|
|
11485 void *cookie;
|
|
|
11486 int indent; /* not used */
|
|
|
11487 {
|
|
|
11488 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
11489 char_u *retval;
|
|
|
11490 garray_T *gap; /* growarray with function lines */
|
|
|
11491
|
|
|
11492 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
11493 if (fcp->dbg_tick != debug_tick)
|
|
|
11494 {
|
|
|
11495 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
11496 sourcing_lnum);
|
|
|
11497 fcp->dbg_tick = debug_tick;
|
|
|
11498 }
|
|
|
11499
|
|
|
11500 gap = &fcp->func->lines;
|
|
|
11501 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
11502 retval = NULL;
|
|
|
11503 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
11504 retval = NULL;
|
|
|
11505 else
|
|
|
11506 {
|
|
|
11507 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
11508 sourcing_lnum = fcp->linenr;
|
|
|
11509 }
|
|
|
11510
|
|
|
11511 /* Did we encounter a breakpoint? */
|
|
|
11512 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
11513 {
|
|
|
11514 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
11515 /* Find next breakpoint. */
|
|
|
11516 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
11517 sourcing_lnum);
|
|
|
11518 fcp->dbg_tick = debug_tick;
|
|
|
11519 }
|
|
|
11520
|
|
|
11521 return retval;
|
|
|
11522 }
|
|
|
11523
|
|
|
11524 /*
|
|
|
11525 * Return TRUE if the currently active function should be ended, because a
|
|
|
11526 * return was encountered or an error occured. Used inside a ":while".
|
|
|
11527 */
|
|
|
11528 int
|
|
|
11529 func_has_ended(cookie)
|
|
|
11530 void *cookie;
|
|
|
11531 {
|
|
|
11532 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
11533
|
|
|
11534 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
11535 * an error inside a try conditional. */
|
|
|
11536 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
11537 || fcp->returned);
|
|
|
11538 }
|
|
|
11539
|
|
|
11540 /*
|
|
|
11541 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
11542 */
|
|
|
11543 int
|
|
|
11544 func_has_abort(cookie)
|
|
|
11545 void *cookie;
|
|
|
11546 {
|
|
|
11547 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
11548 }
|
|
|
11549
|
|
|
11550 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
11551 typedef enum
|
|
|
11552 {
|
|
|
11553 VAR_FLAVOUR_DEFAULT,
|
|
|
11554 VAR_FLAVOUR_SESSION,
|
|
|
11555 VAR_FLAVOUR_VIMINFO
|
|
|
11556 } var_flavour_T;
|
|
|
11557
|
|
|
11558 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
11559
|
|
|
11560 static var_flavour_T
|
|
|
11561 var_flavour(varname)
|
|
|
11562 char_u *varname;
|
|
|
11563 {
|
|
|
11564 char_u *p = varname;
|
|
|
11565
|
|
|
11566 if (ASCII_ISUPPER(*p))
|
|
|
11567 {
|
|
|
11568 while (*(++p))
|
|
|
11569 if (ASCII_ISLOWER(*p))
|
|
|
11570 return VAR_FLAVOUR_SESSION;
|
|
|
11571 return VAR_FLAVOUR_VIMINFO;
|
|
|
11572 }
|
|
|
11573 else
|
|
|
11574 return VAR_FLAVOUR_DEFAULT;
|
|
|
11575 }
|
|
|
11576 #endif
|
|
|
11577
|
|
|
11578 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
11579 /*
|
|
|
11580 * Restore global vars that start with a capital from the viminfo file
|
|
|
11581 */
|
|
|
11582 int
|
|
|
11583 read_viminfo_varlist(virp, writing)
|
|
|
11584 vir_T *virp;
|
|
|
11585 int writing;
|
|
|
11586 {
|
|
|
11587 char_u *tab;
|
|
|
11588 int is_string = FALSE;
|
|
56
|
11589 typeval *vartvp = NULL;
|
|
7
|
11590 char_u *val;
|
|
|
11591
|
|
|
11592 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
11593 {
|
|
|
11594 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
11595 if (tab != NULL)
|
|
|
11596 {
|
|
|
11597 *tab++ = '\0'; /* isolate the variable name */
|
|
|
11598 if (*tab == 'S') /* string var */
|
|
|
11599 is_string = TRUE;
|
|
|
11600
|
|
|
11601 tab = vim_strchr(tab, '\t');
|
|
|
11602 if (tab != NULL)
|
|
|
11603 {
|
|
|
11604 /* create a nameless variable to hold the value */
|
|
|
11605 if (is_string)
|
|
|
11606 {
|
|
|
11607 val = viminfo_readstring(virp,
|
|
|
11608 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
11609 if (val != NULL)
|
|
56
|
11610 vartvp = alloc_string_vartv(val);
|
|
7
|
11611 }
|
|
|
11612 else
|
|
|
11613 {
|
|
56
|
11614 vartvp = alloc_vartv();
|
|
|
11615 if (vartvp != NULL)
|
|
7
|
11616 {
|
|
56
|
11617 vartvp->v_type = VAR_NUMBER;
|
|
|
11618 vartvp->vval.v_number = atol((char *)tab + 1);
|
|
7
|
11619 }
|
|
|
11620 }
|
|
|
11621 /* assign the value to the variable */
|
|
56
|
11622 if (vartvp != NULL)
|
|
7
|
11623 {
|
|
56
|
11624 set_var(virp->vir_line + 1, vartvp, FALSE);
|
|
|
11625 free_vartv(vartvp);
|
|
7
|
11626 }
|
|
|
11627 }
|
|
|
11628 }
|
|
|
11629 }
|
|
|
11630
|
|
|
11631 return viminfo_readline(virp);
|
|
|
11632 }
|
|
|
11633
|
|
|
11634 /*
|
|
|
11635 * Write global vars that start with a capital to the viminfo file
|
|
|
11636 */
|
|
|
11637 void
|
|
|
11638 write_viminfo_varlist(fp)
|
|
|
11639 FILE *fp;
|
|
|
11640 {
|
|
|
11641 garray_T *gap = &variables; /* global variable */
|
|
|
11642 VAR this_var;
|
|
|
11643 int i;
|
|
|
11644
|
|
|
11645 if (find_viminfo_parameter('!') == NULL)
|
|
|
11646 return;
|
|
|
11647
|
|
|
11648 fprintf(fp, _("\n# global variables:\n"));
|
|
|
11649 for (i = gap->ga_len; --i >= 0; )
|
|
|
11650 {
|
|
|
11651 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
11652 if (this_var->v_name != NULL
|
|
|
11653 && var_flavour(this_var->v_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
11654 {
|
|
|
11655 fprintf(fp, "!%s\t%s\t", this_var->v_name,
|
|
|
11656 (this_var->tv.v_type == VAR_STRING) ? "STR" : "NUM");
|
|
7
|
11657 viminfo_writestring(fp, get_var_string(this_var));
|
|
|
11658 }
|
|
|
11659 }
|
|
|
11660 }
|
|
|
11661 #endif
|
|
|
11662
|
|
|
11663 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
11664 int
|
|
|
11665 store_session_globals(fd)
|
|
|
11666 FILE *fd;
|
|
|
11667 {
|
|
|
11668 garray_T *gap = &variables; /* global variable */
|
|
|
11669 VAR this_var;
|
|
|
11670 int i;
|
|
|
11671 char_u *p, *t;
|
|
|
11672
|
|
|
11673 for (i = gap->ga_len; --i >= 0; )
|
|
|
11674 {
|
|
|
11675 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
11676 if (this_var->v_name != NULL)
|
|
|
11677 {
|
|
|
11678 if (var_flavour(this_var->v_name) == VAR_FLAVOUR_SESSION)
|
|
7
|
11679 {
|
|
|
11680 /* Escapse special characters with a backslash. Turn a LF and
|
|
|
11681 * CR into \n and \r. */
|
|
|
11682 p = vim_strsave_escaped(get_var_string(this_var),
|
|
|
11683 (char_u *)"\\\"\n\r");
|
|
|
11684 if (p == NULL) /* out of memory */
|
|
|
11685 continue;
|
|
|
11686 for (t = p; *t != NUL; ++t)
|
|
|
11687 if (*t == '\n')
|
|
|
11688 *t = 'n';
|
|
|
11689 else if (*t == '\r')
|
|
|
11690 *t = 'r';
|
|
|
11691 if ((fprintf(fd, "let %s = %c%s%c",
|
|
56
|
11692 this_var->v_name,
|
|
|
11693 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ',
|
|
|
11694 p,
|
|
|
11695 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
7
|
11696 || put_eol(fd) == FAIL)
|
|
|
11697 {
|
|
|
11698 vim_free(p);
|
|
|
11699 return FAIL;
|
|
|
11700 }
|
|
|
11701 vim_free(p);
|
|
|
11702 }
|
|
|
11703
|
|
|
11704 }
|
|
|
11705 }
|
|
|
11706 return OK;
|
|
|
11707 }
|
|
|
11708 #endif
|
|
|
11709
|
|
|
11710 #endif /* FEAT_EVAL */
|
|
|
11711
|
|
|
11712 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
11713
|
|
|
11714
|
|
|
11715 #ifdef WIN3264
|
|
|
11716 /*
|
|
|
11717 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
11718 */
|
|
|
11719 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
11720 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
11721 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
11722
|
|
|
11723 /*
|
|
|
11724 * Get the short pathname of a file.
|
|
|
11725 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
11726 */
|
|
|
11727 static int
|
|
|
11728 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
11729 char_u **fnamep;
|
|
|
11730 char_u **bufp;
|
|
|
11731 int *fnamelen;
|
|
|
11732 {
|
|
|
11733 int l,len;
|
|
|
11734 char_u *newbuf;
|
|
|
11735
|
|
|
11736 len = *fnamelen;
|
|
|
11737
|
|
|
11738 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
11739 if (l > len - 1)
|
|
|
11740 {
|
|
|
11741 /* If that doesn't work (not enough space), then save the string
|
|
|
11742 * and try again with a new buffer big enough
|
|
|
11743 */
|
|
|
11744 newbuf = vim_strnsave(*fnamep, l);
|
|
|
11745 if (newbuf == NULL)
|
|
|
11746 return 0;
|
|
|
11747
|
|
|
11748 vim_free(*bufp);
|
|
|
11749 *fnamep = *bufp = newbuf;
|
|
|
11750
|
|
|
11751 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
11752
|
|
|
11753 /* Really should always succeed, as the buffer is big enough */
|
|
|
11754 }
|
|
|
11755
|
|
|
11756 *fnamelen = l;
|
|
|
11757 return 1;
|
|
|
11758 }
|
|
|
11759
|
|
|
11760 /*
|
|
|
11761 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
11762 * Doesn't copy over the end of the buffer passed in.
|
|
|
11763 */
|
|
|
11764 static int
|
|
|
11765 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
11766 char_u **fname;
|
|
|
11767 char_u **bufp;
|
|
|
11768 int *fnamelen;
|
|
|
11769 {
|
|
|
11770 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
11771 char_u ch;
|
|
|
11772 int l,len,len2,plen,slen;
|
|
|
11773
|
|
|
11774 /* Make a copy */
|
|
|
11775 len2 = *fnamelen;
|
|
|
11776 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
11777 pbuf3 = NULL;
|
|
|
11778
|
|
|
11779 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
11780 slen = 1;
|
|
|
11781 plen = len2;
|
|
|
11782
|
|
|
11783 l = 0;
|
|
39
|
11784 if (after_pathsep(pbuf2, s + 1))
|
|
7
|
11785 {
|
|
|
11786 --s;
|
|
|
11787 ++slen;
|
|
|
11788 --plen;
|
|
|
11789 }
|
|
|
11790
|
|
|
11791 do
|
|
|
11792 {
|
|
|
11793 /* Go back one path-seperator */
|
|
39
|
11794 while (s > pbuf2 && !after_pathsep(pbuf2, s + 1))
|
|
7
|
11795 {
|
|
|
11796 --s;
|
|
|
11797 ++slen;
|
|
|
11798 --plen;
|
|
|
11799 }
|
|
|
11800 if (s <= pbuf2)
|
|
|
11801 break;
|
|
|
11802
|
|
|
11803 /* Remeber the character that is about to be blatted */
|
|
|
11804 ch = *s;
|
|
|
11805 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
11806
|
|
|
11807 /* Try it in situ */
|
|
|
11808 p = pbuf2;
|
|
|
11809 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
11810 {
|
|
|
11811 vim_free(pbuf2);
|
|
|
11812 return -1;
|
|
|
11813 }
|
|
|
11814 *s = ch; /* Preserve the string */
|
|
|
11815 } while (plen == 0);
|
|
|
11816
|
|
|
11817 if (plen > 0)
|
|
|
11818 {
|
|
|
11819 /* Remeber the length of the new string. */
|
|
|
11820 *fnamelen = len = plen + slen;
|
|
|
11821 vim_free(*bufp);
|
|
|
11822 if (len > len2)
|
|
|
11823 {
|
|
|
11824 /* If there's not enough space in the currently allocated string,
|
|
|
11825 * then copy it to a buffer big enough.
|
|
|
11826 */
|
|
|
11827 *fname= *bufp = vim_strnsave(p, len);
|
|
|
11828 if (*fname == NULL)
|
|
|
11829 return -1;
|
|
|
11830 }
|
|
|
11831 else
|
|
|
11832 {
|
|
|
11833 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
11834 *fname = *bufp = pbuf2;
|
|
|
11835 if (p != pbuf2)
|
|
|
11836 strncpy(*fname, p, plen);
|
|
|
11837 pbuf2 = NULL;
|
|
|
11838 }
|
|
|
11839 /* Concat the next bit */
|
|
|
11840 strncpy(*fname + plen, s, slen);
|
|
|
11841 (*fname)[len] = '\0';
|
|
|
11842 }
|
|
|
11843 vim_free(pbuf3);
|
|
|
11844 vim_free(pbuf2);
|
|
|
11845 return 0;
|
|
|
11846 }
|
|
|
11847
|
|
|
11848 /*
|
|
|
11849 * Get a pathname for a partial path.
|
|
|
11850 */
|
|
|
11851 static int
|
|
|
11852 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
11853 char_u **fnamep;
|
|
|
11854 char_u **bufp;
|
|
|
11855 int *fnamelen;
|
|
|
11856 {
|
|
|
11857 int sepcount, len, tflen;
|
|
|
11858 char_u *p;
|
|
|
11859 char_u *pbuf, *tfname;
|
|
|
11860 int hasTilde;
|
|
|
11861
|
|
|
11862 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
11863 * of the path to return.
|
|
|
11864 */
|
|
|
11865 sepcount = 0;
|
|
39
|
11866 for (p = *fnamep; p < *fnamep + *fnamelen; mb_ptr_adv(p))
|
|
7
|
11867 if (vim_ispathsep(*p))
|
|
|
11868 ++sepcount;
|
|
|
11869
|
|
|
11870 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
11871 hasTilde = (**fnamep == '~');
|
|
|
11872 if (hasTilde)
|
|
|
11873 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
11874 else
|
|
|
11875 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
11876
|
|
|
11877 len = tflen = STRLEN(tfname);
|
|
|
11878
|
|
|
11879 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
11880 return -1;
|
|
|
11881
|
|
|
11882 if (len == 0)
|
|
|
11883 {
|
|
|
11884 /* Don't have a valid filename, so shorten the rest of the
|
|
|
11885 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
11886 * there's not a lot of point in guessing what it might be.
|
|
|
11887 */
|
|
|
11888 len = tflen;
|
|
|
11889 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
11890 return -1;
|
|
|
11891 }
|
|
|
11892
|
|
|
11893 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
11894 for (p = tfname + len - 1; p >= tfname; --p)
|
|
39
|
11895 {
|
|
|
11896 #ifdef FEAT_MBYTE
|
|
|
11897 if (has_mbyte)
|
|
|
11898 p -= mb_head_off(tfname, p);
|
|
|
11899 #endif
|
|
7
|
11900 if (vim_ispathsep(*p))
|
|
|
11901 {
|
|
|
11902 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
11903 break;
|
|
|
11904 else
|
|
|
11905 sepcount --;
|
|
|
11906 }
|
|
39
|
11907 }
|
|
7
|
11908 if (hasTilde)
|
|
|
11909 {
|
|
|
11910 --p;
|
|
|
11911 if (p >= tfname)
|
|
|
11912 *p = '~';
|
|
|
11913 else
|
|
|
11914 return -1;
|
|
|
11915 }
|
|
|
11916 else
|
|
|
11917 ++p;
|
|
|
11918
|
|
|
11919 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
11920 vim_free(*bufp);
|
|
|
11921 *fnamelen = (int)STRLEN(p);
|
|
|
11922 *bufp = pbuf;
|
|
|
11923 *fnamep = p;
|
|
|
11924
|
|
|
11925 return 0;
|
|
|
11926 }
|
|
|
11927 #endif /* WIN3264 */
|
|
|
11928
|
|
|
11929 /*
|
|
|
11930 * Adjust a filename, according to a string of modifiers.
|
|
|
11931 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
11932 * determined by *fnamelen.
|
|
|
11933 * Returns valid flags.
|
|
|
11934 * When there is an error, *fnamep is set to NULL.
|
|
|
11935 */
|
|
|
11936 int
|
|
|
11937 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
11938 char_u *src; /* string with modifiers */
|
|
|
11939 int *usedlen; /* characters after src that are used */
|
|
|
11940 char_u **fnamep; /* file name so far */
|
|
|
11941 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
11942 int *fnamelen; /* length of fnamep */
|
|
|
11943 {
|
|
|
11944 int valid = 0;
|
|
|
11945 char_u *tail;
|
|
|
11946 char_u *s, *p, *pbuf;
|
|
|
11947 char_u dirname[MAXPATHL];
|
|
|
11948 int c;
|
|
|
11949 int has_fullname = 0;
|
|
|
11950 #ifdef WIN3264
|
|
|
11951 int has_shortname = 0;
|
|
|
11952 #endif
|
|
|
11953
|
|
|
11954 repeat:
|
|
|
11955 /* ":p" - full path/file_name */
|
|
|
11956 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
11957 {
|
|
|
11958 has_fullname = 1;
|
|
|
11959
|
|
|
11960 valid |= VALID_PATH;
|
|
|
11961 *usedlen += 2;
|
|
|
11962
|
|
|
11963 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
11964 if ((*fnamep)[0] == '~'
|
|
|
11965 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
11966 && ((*fnamep)[1] == '/'
|
|
|
11967 # ifdef BACKSLASH_IN_FILENAME
|
|
|
11968 || (*fnamep)[1] == '\\'
|
|
|
11969 # endif
|
|
|
11970 || (*fnamep)[1] == NUL)
|
|
|
11971
|
|
|
11972 #endif
|
|
|
11973 )
|
|
|
11974 {
|
|
|
11975 *fnamep = expand_env_save(*fnamep);
|
|
|
11976 vim_free(*bufp); /* free any allocated file name */
|
|
|
11977 *bufp = *fnamep;
|
|
|
11978 if (*fnamep == NULL)
|
|
|
11979 return -1;
|
|
|
11980 }
|
|
|
11981
|
|
|
11982 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
39
|
11983 for (p = *fnamep; *p != NUL; mb_ptr_adv(p))
|
|
7
|
11984 {
|
|
|
11985 if (vim_ispathsep(*p)
|
|
|
11986 && p[1] == '.'
|
|
|
11987 && (p[2] == NUL
|
|
|
11988 || vim_ispathsep(p[2])
|
|
|
11989 || (p[2] == '.'
|
|
|
11990 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
11991 break;
|
|
|
11992 }
|
|
|
11993
|
|
|
11994 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
11995 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
11996 {
|
|
|
11997 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
11998 vim_free(*bufp); /* free any allocated file name */
|
|
|
11999 *bufp = *fnamep;
|
|
|
12000 if (*fnamep == NULL)
|
|
|
12001 return -1;
|
|
|
12002 }
|
|
|
12003
|
|
|
12004 /* Append a path separator to a directory. */
|
|
|
12005 if (mch_isdir(*fnamep))
|
|
|
12006 {
|
|
|
12007 /* Make room for one or two extra characters. */
|
|
|
12008 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
12009 vim_free(*bufp); /* free any allocated file name */
|
|
|
12010 *bufp = *fnamep;
|
|
|
12011 if (*fnamep == NULL)
|
|
|
12012 return -1;
|
|
|
12013 add_pathsep(*fnamep);
|
|
|
12014 }
|
|
|
12015 }
|
|
|
12016
|
|
|
12017 /* ":." - path relative to the current directory */
|
|
|
12018 /* ":~" - path relative to the home directory */
|
|
|
12019 /* ":8" - shortname path - postponed till after */
|
|
|
12020 while (src[*usedlen] == ':'
|
|
|
12021 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
12022 {
|
|
|
12023 *usedlen += 2;
|
|
|
12024 if (c == '8')
|
|
|
12025 {
|
|
|
12026 #ifdef WIN3264
|
|
|
12027 has_shortname = 1; /* Postpone this. */
|
|
|
12028 #endif
|
|
|
12029 continue;
|
|
|
12030 }
|
|
|
12031 pbuf = NULL;
|
|
|
12032 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
12033 if (!has_fullname)
|
|
|
12034 {
|
|
|
12035 if (c == '.' && **fnamep == '~')
|
|
|
12036 p = pbuf = expand_env_save(*fnamep);
|
|
|
12037 else
|
|
|
12038 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
12039 }
|
|
|
12040 else
|
|
|
12041 p = *fnamep;
|
|
|
12042
|
|
|
12043 has_fullname = 0;
|
|
|
12044
|
|
|
12045 if (p != NULL)
|
|
|
12046 {
|
|
|
12047 if (c == '.')
|
|
|
12048 {
|
|
|
12049 mch_dirname(dirname, MAXPATHL);
|
|
|
12050 s = shorten_fname(p, dirname);
|
|
|
12051 if (s != NULL)
|
|
|
12052 {
|
|
|
12053 *fnamep = s;
|
|
|
12054 if (pbuf != NULL)
|
|
|
12055 {
|
|
|
12056 vim_free(*bufp); /* free any allocated file name */
|
|
|
12057 *bufp = pbuf;
|
|
|
12058 pbuf = NULL;
|
|
|
12059 }
|
|
|
12060 }
|
|
|
12061 }
|
|
|
12062 else
|
|
|
12063 {
|
|
|
12064 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
12065 /* Only replace it when it starts with '~' */
|
|
|
12066 if (*dirname == '~')
|
|
|
12067 {
|
|
|
12068 s = vim_strsave(dirname);
|
|
|
12069 if (s != NULL)
|
|
|
12070 {
|
|
|
12071 *fnamep = s;
|
|
|
12072 vim_free(*bufp);
|
|
|
12073 *bufp = s;
|
|
|
12074 }
|
|
|
12075 }
|
|
|
12076 }
|
|
|
12077 vim_free(pbuf);
|
|
|
12078 }
|
|
|
12079 }
|
|
|
12080
|
|
|
12081 tail = gettail(*fnamep);
|
|
|
12082 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
12083
|
|
|
12084 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
12085 /* Don't remove the first "/" or "c:\" */
|
|
|
12086 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
12087 {
|
|
|
12088 valid |= VALID_HEAD;
|
|
|
12089 *usedlen += 2;
|
|
|
12090 s = get_past_head(*fnamep);
|
|
39
|
12091 while (tail > s && after_pathsep(s, tail))
|
|
7
|
12092 --tail;
|
|
|
12093 *fnamelen = (int)(tail - *fnamep);
|
|
|
12094 #ifdef VMS
|
|
|
12095 if (*fnamelen > 0)
|
|
|
12096 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
12097 #endif
|
|
39
|
12098 while (tail > s && !after_pathsep(s, tail))
|
|
|
12099 mb_ptr_back(*fnamep, tail);
|
|
7
|
12100 }
|
|
|
12101
|
|
|
12102 /* ":8" - shortname */
|
|
|
12103 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
12104 {
|
|
|
12105 *usedlen += 2;
|
|
|
12106 #ifdef WIN3264
|
|
|
12107 has_shortname = 1;
|
|
|
12108 #endif
|
|
|
12109 }
|
|
|
12110
|
|
|
12111 #ifdef WIN3264
|
|
|
12112 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
12113 */
|
|
|
12114 if (has_shortname)
|
|
|
12115 {
|
|
|
12116 pbuf = NULL;
|
|
|
12117 /* Copy the string if it is shortened by :h */
|
|
|
12118 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
12119 {
|
|
|
12120 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
12121 if (p == 0)
|
|
|
12122 return -1;
|
|
|
12123 vim_free(*bufp);
|
|
|
12124 *bufp = *fnamep = p;
|
|
|
12125 }
|
|
|
12126
|
|
|
12127 /* Split into two implementations - makes it easier. First is where
|
|
|
12128 * there isn't a full name already, second is where there is.
|
|
|
12129 */
|
|
|
12130 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
12131 {
|
|
|
12132 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
12133 return -1;
|
|
|
12134 }
|
|
|
12135 else
|
|
|
12136 {
|
|
|
12137 int l;
|
|
|
12138
|
|
|
12139 /* Simple case, already have the full-name
|
|
|
12140 * Nearly always shorter, so try first time. */
|
|
|
12141 l = *fnamelen;
|
|
|
12142 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
12143 return -1;
|
|
|
12144
|
|
|
12145 if (l == 0)
|
|
|
12146 {
|
|
|
12147 /* Couldn't find the filename.. search the paths.
|
|
|
12148 */
|
|
|
12149 l = *fnamelen;
|
|
|
12150 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
12151 return -1;
|
|
|
12152 }
|
|
|
12153 *fnamelen = l;
|
|
|
12154 }
|
|
|
12155 }
|
|
|
12156 #endif /* WIN3264 */
|
|
|
12157
|
|
|
12158 /* ":t" - tail, just the basename */
|
|
|
12159 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
12160 {
|
|
|
12161 *usedlen += 2;
|
|
|
12162 *fnamelen -= (int)(tail - *fnamep);
|
|
|
12163 *fnamep = tail;
|
|
|
12164 }
|
|
|
12165
|
|
|
12166 /* ":e" - extension, can be repeated */
|
|
|
12167 /* ":r" - root, without extension, can be repeated */
|
|
|
12168 while (src[*usedlen] == ':'
|
|
|
12169 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
12170 {
|
|
|
12171 /* find a '.' in the tail:
|
|
|
12172 * - for second :e: before the current fname
|
|
|
12173 * - otherwise: The last '.'
|
|
|
12174 */
|
|
|
12175 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
12176 s = *fnamep - 2;
|
|
|
12177 else
|
|
|
12178 s = *fnamep + *fnamelen - 1;
|
|
|
12179 for ( ; s > tail; --s)
|
|
|
12180 if (s[0] == '.')
|
|
|
12181 break;
|
|
|
12182 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
12183 {
|
|
|
12184 if (s > tail)
|
|
|
12185 {
|
|
|
12186 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
12187 *fnamep = s + 1;
|
|
|
12188 #ifdef VMS
|
|
|
12189 /* cut version from the extension */
|
|
|
12190 s = *fnamep + *fnamelen - 1;
|
|
|
12191 for ( ; s > *fnamep; --s)
|
|
|
12192 if (s[0] == ';')
|
|
|
12193 break;
|
|
|
12194 if (s > *fnamep)
|
|
|
12195 *fnamelen = s - *fnamep;
|
|
|
12196 #endif
|
|
|
12197 }
|
|
|
12198 else if (*fnamep <= tail)
|
|
|
12199 *fnamelen = 0;
|
|
|
12200 }
|
|
|
12201 else /* :r */
|
|
|
12202 {
|
|
|
12203 if (s > tail) /* remove one extension */
|
|
|
12204 *fnamelen = (int)(s - *fnamep);
|
|
|
12205 }
|
|
|
12206 *usedlen += 2;
|
|
|
12207 }
|
|
|
12208
|
|
|
12209 /* ":s?pat?foo?" - substitute */
|
|
|
12210 /* ":gs?pat?foo?" - global substitute */
|
|
|
12211 if (src[*usedlen] == ':'
|
|
|
12212 && (src[*usedlen + 1] == 's'
|
|
|
12213 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
12214 {
|
|
|
12215 char_u *str;
|
|
|
12216 char_u *pat;
|
|
|
12217 char_u *sub;
|
|
|
12218 int sep;
|
|
|
12219 char_u *flags;
|
|
|
12220 int didit = FALSE;
|
|
|
12221
|
|
|
12222 flags = (char_u *)"";
|
|
|
12223 s = src + *usedlen + 2;
|
|
|
12224 if (src[*usedlen + 1] == 'g')
|
|
|
12225 {
|
|
|
12226 flags = (char_u *)"g";
|
|
|
12227 ++s;
|
|
|
12228 }
|
|
|
12229
|
|
|
12230 sep = *s++;
|
|
|
12231 if (sep)
|
|
|
12232 {
|
|
|
12233 /* find end of pattern */
|
|
|
12234 p = vim_strchr(s, sep);
|
|
|
12235 if (p != NULL)
|
|
|
12236 {
|
|
|
12237 pat = vim_strnsave(s, (int)(p - s));
|
|
|
12238 if (pat != NULL)
|
|
|
12239 {
|
|
|
12240 s = p + 1;
|
|
|
12241 /* find end of substitution */
|
|
|
12242 p = vim_strchr(s, sep);
|
|
|
12243 if (p != NULL)
|
|
|
12244 {
|
|
|
12245 sub = vim_strnsave(s, (int)(p - s));
|
|
|
12246 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
12247 if (sub != NULL && str != NULL)
|
|
|
12248 {
|
|
|
12249 *usedlen = (int)(p + 1 - src);
|
|
|
12250 s = do_string_sub(str, pat, sub, flags);
|
|
|
12251 if (s != NULL)
|
|
|
12252 {
|
|
|
12253 *fnamep = s;
|
|
|
12254 *fnamelen = (int)STRLEN(s);
|
|
|
12255 vim_free(*bufp);
|
|
|
12256 *bufp = s;
|
|
|
12257 didit = TRUE;
|
|
|
12258 }
|
|
|
12259 }
|
|
|
12260 vim_free(sub);
|
|
|
12261 vim_free(str);
|
|
|
12262 }
|
|
|
12263 vim_free(pat);
|
|
|
12264 }
|
|
|
12265 }
|
|
|
12266 /* after using ":s", repeat all the modifiers */
|
|
|
12267 if (didit)
|
|
|
12268 goto repeat;
|
|
|
12269 }
|
|
|
12270 }
|
|
|
12271
|
|
|
12272 return valid;
|
|
|
12273 }
|
|
|
12274
|
|
|
12275 /*
|
|
|
12276 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
12277 * "flags" can be "g" to do a global substitute.
|
|
|
12278 * Returns an allocated string, NULL for error.
|
|
|
12279 */
|
|
|
12280 char_u *
|
|
|
12281 do_string_sub(str, pat, sub, flags)
|
|
|
12282 char_u *str;
|
|
|
12283 char_u *pat;
|
|
|
12284 char_u *sub;
|
|
|
12285 char_u *flags;
|
|
|
12286 {
|
|
|
12287 int sublen;
|
|
|
12288 regmatch_T regmatch;
|
|
|
12289 int i;
|
|
|
12290 int do_all;
|
|
|
12291 char_u *tail;
|
|
|
12292 garray_T ga;
|
|
|
12293 char_u *ret;
|
|
|
12294 char_u *save_cpo;
|
|
|
12295
|
|
|
12296 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
12297 save_cpo = p_cpo;
|
|
|
12298 p_cpo = (char_u *)"";
|
|
|
12299
|
|
|
12300 ga_init2(&ga, 1, 200);
|
|
|
12301
|
|
|
12302 do_all = (flags[0] == 'g');
|
|
|
12303
|
|
|
12304 regmatch.rm_ic = p_ic;
|
|
|
12305 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
12306 if (regmatch.regprog != NULL)
|
|
|
12307 {
|
|
|
12308 tail = str;
|
|
|
12309 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
12310 {
|
|
|
12311 /*
|
|
|
12312 * Get some space for a temporary buffer to do the substitution
|
|
|
12313 * into. It will contain:
|
|
|
12314 * - The text up to where the match is.
|
|
|
12315 * - The substituted text.
|
|
|
12316 * - The text after the match.
|
|
|
12317 */
|
|
|
12318 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
12319 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
12320 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
12321 {
|
|
|
12322 ga_clear(&ga);
|
|
|
12323 break;
|
|
|
12324 }
|
|
|
12325
|
|
|
12326 /* copy the text up to where the match is */
|
|
|
12327 i = (int)(regmatch.startp[0] - tail);
|
|
|
12328 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
12329 /* add the substituted text */
|
|
|
12330 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
12331 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
12332 ga.ga_len += i + sublen - 1;
|
|
|
12333 /* avoid getting stuck on a match with an empty string */
|
|
|
12334 if (tail == regmatch.endp[0])
|
|
|
12335 {
|
|
|
12336 if (*tail == NUL)
|
|
|
12337 break;
|
|
|
12338 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
12339 ++ga.ga_len;
|
|
|
12340 }
|
|
|
12341 else
|
|
|
12342 {
|
|
|
12343 tail = regmatch.endp[0];
|
|
|
12344 if (*tail == NUL)
|
|
|
12345 break;
|
|
|
12346 }
|
|
|
12347 if (!do_all)
|
|
|
12348 break;
|
|
|
12349 }
|
|
|
12350
|
|
|
12351 if (ga.ga_data != NULL)
|
|
|
12352 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
12353
|
|
|
12354 vim_free(regmatch.regprog);
|
|
|
12355 }
|
|
|
12356
|
|
|
12357 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
12358 ga_clear(&ga);
|
|
|
12359 p_cpo = save_cpo;
|
|
|
12360
|
|
|
12361 return ret;
|
|
|
12362 }
|
|
|
12363
|
|
|
12364 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
