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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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71
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97 static char *e_letunexp = N_("E18: Unexpected characters in :let");
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98 static char *e_listidx = N_("E999: list index out of range: %ld");
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99 static char *e_undefvar = N_("E121: Undefined variable: %s");
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100 static char *e_missbrac = N_("E111: Missing ']'");
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101 static char *e_intern2 = N_("E999: Internal error: %s");
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56
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102
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103 /*
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7
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104 * All user-defined global variables are stored in "variables".
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105 */
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106 garray_T variables = {0, 0, sizeof(var), 4, NULL};
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107
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108 /*
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109 * Array to hold an array with variables local to each sourced script.
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110 */
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111 static garray_T ga_scripts = {0, 0, sizeof(garray_T), 4, NULL};
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112 #define SCRIPT_VARS(id) (((garray_T *)ga_scripts.ga_data)[(id) - 1])
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113
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114
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115 #define VAR_ENTRY(idx) (((VAR)(variables.ga_data))[idx])
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116 #define VAR_GAP_ENTRY(idx, gap) (((VAR)(gap->ga_data))[idx])
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117 #define BVAR_ENTRY(idx) (((VAR)(curbuf->b_vars.ga_data))[idx])
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118 #define WVAR_ENTRY(idx) (((VAR)(curwin->w_vars.ga_data))[idx])
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119
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120 static int echo_attr = 0; /* attributes used for ":echo" */
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121
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122 /*
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123 * Structure to hold info for a user function.
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124 */
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125 typedef struct ufunc ufunc_T;
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126
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127 struct ufunc
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128 {
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129 ufunc_T *next; /* next function in list */
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130 char_u *name; /* name of function; can start with <SNR>123_
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131 (<SNR> is K_SPECIAL KS_EXTRA KE_SNR) */
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132 int varargs; /* variable nr of arguments */
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133 int flags;
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134 int calls; /* nr of active calls */
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135 garray_T args; /* arguments */
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136 garray_T lines; /* function lines */
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137 scid_T script_ID; /* ID of script where function was defined,
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138 used for s: variables */
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139 };
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140
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141 /* function flags */
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142 #define FC_ABORT 1 /* abort function on error */
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143 #define FC_RANGE 2 /* function accepts range */
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144
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145 /*
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146 * All user-defined functions are found in the forward-linked function list.
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147 * The first function is pointed at by firstfunc.
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148 */
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149 ufunc_T *firstfunc = NULL;
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150
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151 #define FUNCARG(fp, j) ((char_u **)(fp->args.ga_data))[j]
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152 #define FUNCLINE(fp, j) ((char_u **)(fp->lines.ga_data))[j]
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153
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154 /* structure to hold info for a function that is currently being executed. */
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155 struct funccall
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156 {
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157 ufunc_T *func; /* function being called */
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158 int linenr; /* next line to be executed */
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159 int returned; /* ":return" used */
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160 int argcount; /* nr of arguments */
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56
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161 typeval *argvars; /* arguments */
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162 var a0_var; /* "a:0" variable */
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163 var firstline; /* "a:firstline" variable */
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164 var lastline; /* "a:lastline" variable */
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165 garray_T l_vars; /* local function variables */
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71
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166 typeval *rettv; /* return value */
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7
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167 linenr_T breakpoint; /* next line with breakpoint or zero */
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168 int dbg_tick; /* debug_tick when breakpoint was set */
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169 int level; /* top nesting level of executed function */
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170 };
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171
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172 /*
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173 * Return the name of the executed function.
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174 */
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175 char_u *
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176 func_name(cookie)
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177 void *cookie;
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178 {
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179 return ((struct funccall *)cookie)->func->name;
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180 }
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181
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182 /*
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183 * Return the address holding the next breakpoint line for a funccall cookie.
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184 */
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185 linenr_T *
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186 func_breakpoint(cookie)
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187 void *cookie;
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188 {
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189 return &((struct funccall *)cookie)->breakpoint;
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190 }
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191
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192 /*
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193 * Return the address holding the debug tick for a funccall cookie.
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194 */
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195 int *
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196 func_dbg_tick(cookie)
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197 void *cookie;
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198 {
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199 return &((struct funccall *)cookie)->dbg_tick;
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200 }
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201
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202 /*
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203 * Return the nesting level for a funccall cookie.
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204 */
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205 int
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206 func_level(cookie)
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207 void *cookie;
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208 {
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209 return ((struct funccall *)cookie)->level;
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210 }
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211
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212 /* pointer to funccal for currently active function */
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213 struct funccall *current_funccal = NULL;
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214
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215 /*
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216 * Return TRUE when a function was ended by a ":return" command.
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217 */
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218 int
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219 current_func_returned()
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220 {
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221 return current_funccal->returned;
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222 }
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223
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224
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225 /*
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226 * Array to hold the value of v: variables.
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227 */
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228 #include "version.h"
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229
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230 /* values for flags: */
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29
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231 #define VV_COMPAT 1 /* compatible, also used without "v:" */
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232 #define VV_RO 2 /* read-only */
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233 #define VV_RO_SBX 4 /* read-only in the sandbox*/
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7
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234
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235 struct vimvar
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236 {
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237 char *name; /* name of variable, without v: */
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238 int len; /* length of name */
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239 char_u *val; /* current value (can also be a number!) */
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240 char type; /* VAR_NUMBER or VAR_STRING */
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29
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241 char flags; /* VV_COMPAT, VV_RO, VV_RO_SBX */
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7
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242 } vimvars[VV_LEN] =
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243 { /* The order here must match the VV_ defines in vim.h! */
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244 {"count", sizeof("count") - 1, NULL, VAR_NUMBER, VV_COMPAT+VV_RO},
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245 {"count1", sizeof("count1") - 1, NULL, VAR_NUMBER, VV_RO},
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246 {"prevcount", sizeof("prevcount") - 1, NULL, VAR_NUMBER, VV_RO},
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247 {"errmsg", sizeof("errmsg") - 1, NULL, VAR_STRING, VV_COMPAT},
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248 {"warningmsg", sizeof("warningmsg") - 1, NULL, VAR_STRING, 0},
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249 {"statusmsg", sizeof("statusmsg") - 1, NULL, VAR_STRING, 0},
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250 {"shell_error", sizeof("shell_error") - 1, NULL, VAR_NUMBER,
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251 VV_COMPAT+VV_RO},
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252 {"this_session", sizeof("this_session") - 1, NULL, VAR_STRING, VV_COMPAT},
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253 {"version", sizeof("version") - 1, (char_u *)VIM_VERSION_100,
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254 VAR_NUMBER, VV_COMPAT+VV_RO},
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29
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255 {"lnum", sizeof("lnum") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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256 {"termresponse", sizeof("termresponse") - 1, NULL, VAR_STRING, VV_RO},
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257 {"fname", sizeof("fname") - 1, NULL, VAR_STRING, VV_RO},
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258 {"lang", sizeof("lang") - 1, NULL, VAR_STRING, VV_RO},
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259 {"lc_time", sizeof("lc_time") - 1, NULL, VAR_STRING, VV_RO},
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260 {"ctype", sizeof("ctype") - 1, NULL, VAR_STRING, VV_RO},
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261 {"charconvert_from", sizeof("charconvert_from") - 1, NULL, VAR_STRING, VV_RO},
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262 {"charconvert_to", sizeof("charconvert_to") - 1, NULL, VAR_STRING, VV_RO},
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263 {"fname_in", sizeof("fname_in") - 1, NULL, VAR_STRING, VV_RO},
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264 {"fname_out", sizeof("fname_out") - 1, NULL, VAR_STRING, VV_RO},
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265 {"fname_new", sizeof("fname_new") - 1, NULL, VAR_STRING, VV_RO},
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266 {"fname_diff", sizeof("fname_diff") - 1, NULL, VAR_STRING, VV_RO},
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267 {"cmdarg", sizeof("cmdarg") - 1, NULL, VAR_STRING, VV_RO},
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29
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268 {"foldstart", sizeof("foldstart") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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269 {"foldend", sizeof("foldend") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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270 {"folddashes", sizeof("folddashes") - 1, NULL, VAR_STRING, VV_RO_SBX},
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271 {"foldlevel", sizeof("foldlevel") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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272 {"progname", sizeof("progname") - 1, NULL, VAR_STRING, VV_RO},
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273 {"servername", sizeof("servername") - 1, NULL, VAR_STRING, VV_RO},
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274 {"dying", sizeof("dying") - 1, NULL, VAR_NUMBER, VV_RO},
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275 {"exception", sizeof("exception") - 1, NULL, VAR_STRING, VV_RO},
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276 {"throwpoint", sizeof("throwpoint") - 1, NULL, VAR_STRING, VV_RO},
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277 {"register", sizeof("register") - 1, NULL, VAR_STRING, VV_RO},
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278 {"cmdbang", sizeof("cmdbang") - 1, NULL, VAR_NUMBER, VV_RO},
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11
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279 {"insertmode", sizeof("insertmode") - 1, NULL, VAR_STRING, VV_RO},
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7
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280 };
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281
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71
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282 static int eval0 __ARGS((char_u *arg, typeval *rettv, char_u **nextcmd, int evaluate));
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283 static int eval1 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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284 static int eval2 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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285 static int eval3 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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286 static int eval4 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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287 static int eval5 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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288 static int eval6 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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289 static int eval7 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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290 static int eval_index __ARGS((char_u **arg, typeval *rettv, int evaluate));
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291 static int get_option_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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292 static int get_string_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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293 static int get_lit_string_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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294 static int get_list_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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56
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295 static listvar *list_alloc __ARGS((void));
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296 static void list_unref __ARGS((listvar *l));
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297 static void list_free __ARGS((listvar *l));
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298 static listitem *listitem_alloc __ARGS((void));
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299 static void listitem_free __ARGS((listitem *item));
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300 static long list_len __ARGS((listvar *l));
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301 static listitem *list_find __ARGS((listvar *l, long n));
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302 static void list_append __ARGS((listvar *l, listitem *item));
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303 static int list_append_tv __ARGS((listvar *l, typeval *tv));
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304 static listvar *list_copy __ARGS((listvar *orig, int deep));
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305 static listitem *list_getrem __ARGS((listvar *l, long n));
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306 static char_u *list2string __ARGS((typeval *tv));
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307 static char_u *tv2string __ARGS((typeval *tv, char_u **tofree));
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71
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308 static int get_env_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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7
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309 static int find_internal_func __ARGS((char_u *name));
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56
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310 static char_u *deref_func_name __ARGS((char_u *name, int *lenp));
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71
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311 static int get_func_tv __ARGS((char_u *name, int len, typeval *rettv, char_u **arg, linenr_T firstline, linenr_T lastline, int *doesrange, int evaluate));
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312 static int call_func __ARGS((char_u *name, int len, typeval *rettv, int argcount, typeval *argvars, linenr_T firstline, linenr_T lastline, int *doesrange, int evaluate));
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313 static void f_append __ARGS((typeval *argvars, typeval *rettv));
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314 static void f_argc __ARGS((typeval *argvars, typeval *rettv));
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315 static void f_argidx __ARGS((typeval *argvars, typeval *rettv));
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316 static void f_argv __ARGS((typeval *argvars, typeval *rettv));
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317 static void f_browse __ARGS((typeval *argvars, typeval *rettv));
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318 static void f_browsedir __ARGS((typeval *argvars, typeval *rettv));
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56
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319 static buf_T *find_buffer __ARGS((typeval *avar));
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71
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320 static void f_bufexists __ARGS((typeval *argvars, typeval *rettv));
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321 static void f_buflisted __ARGS((typeval *argvars, typeval *rettv));
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322 static void f_bufloaded __ARGS((typeval *argvars, typeval *rettv));
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323 static buf_T *get_buf_tv __ARGS((typeval *tv));
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324 static void f_bufname __ARGS((typeval *argvars, typeval *rettv));
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325 static void f_bufnr __ARGS((typeval *argvars, typeval *rettv));
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326 static void f_bufwinnr __ARGS((typeval *argvars, typeval *rettv));
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327 static void f_byte2line __ARGS((typeval *argvars, typeval *rettv));
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328 static void f_byteidx __ARGS((typeval *argvars, typeval *rettv));
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329 static void f_char2nr __ARGS((typeval *argvars, typeval *rettv));
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330 static void f_cindent __ARGS((typeval *argvars, typeval *rettv));
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331 static void f_col __ARGS((typeval *argvars, typeval *rettv));
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332 static void f_confirm __ARGS((typeval *argvars, typeval *rettv));
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333 static void f_copy __ARGS((typeval *argvars, typeval *rettv));
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334 static void f_cscope_connection __ARGS((typeval *argvars, typeval *rettv));
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335 static void f_cursor __ARGS((typeval *argsvars, typeval *rettv));
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336 static void f_deepcopy __ARGS((typeval *argvars, typeval *rettv));
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337 static void f_delete __ARGS((typeval *argvars, typeval *rettv));
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338 static void f_did_filetype __ARGS((typeval *argvars, typeval *rettv));
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339 static void f_diff_filler __ARGS((typeval *argvars, typeval *rettv));
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340 static void f_diff_hlID __ARGS((typeval *argvars, typeval *rettv));
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341 static void f_escape __ARGS((typeval *argvars, typeval *rettv));
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342 static void f_eventhandler __ARGS((typeval *argvars, typeval *rettv));
|
|
|
343 static void f_executable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
344 static void f_exists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
345 static void f_expand __ARGS((typeval *argvars, typeval *rettv));
|
|
|
346 static void f_filereadable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
347 static void f_filewritable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
348 static void f_finddir __ARGS((typeval *argvars, typeval *rettv));
|
|
|
349 static void f_findfile __ARGS((typeval *argvars, typeval *rettv));
|
|
|
350 static void f_findfilendir __ARGS((typeval *argvars, typeval *rettv, int dir));
|
|
|
351 static void f_fnamemodify __ARGS((typeval *argvars, typeval *rettv));
|
|
|
352 static void f_foldclosed __ARGS((typeval *argvars, typeval *rettv));
|
|
|
353 static void f_foldclosedend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
354 static void foldclosed_both __ARGS((typeval *argvars, typeval *rettv, int end));
|
|
|
355 static void f_foldlevel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
356 static void f_foldtext __ARGS((typeval *argvars, typeval *rettv));
|
|
|
357 static void f_foldtextresult __ARGS((typeval *argvars, typeval *rettv));
|
|
|
358 static void f_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
359 static void f_function __ARGS((typeval *argvars, typeval *rettv));
|
|
|
360 static void f_getbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
361 static void f_getchar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
362 static void f_getcharmod __ARGS((typeval *argvars, typeval *rettv));
|
|
|
363 static void f_getcmdline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
364 static void f_getcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
|
365 static void f_getcwd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
366 static void f_getfontname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
367 static void f_getfperm __ARGS((typeval *argvars, typeval *rettv));
|
|
|
368 static void f_getfsize __ARGS((typeval *argvars, typeval *rettv));
|
|
|
369 static void f_getftime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
370 static void f_getftype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
371 static void f_getline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
372 static void f_getreg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
373 static void f_getregtype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
374 static void f_getwinposx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
375 static void f_getwinposy __ARGS((typeval *argvars, typeval *rettv));
|
|
|
376 static void f_getwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
377 static void f_glob __ARGS((typeval *argvars, typeval *rettv));
|
|
|
378 static void f_globpath __ARGS((typeval *argvars, typeval *rettv));
|
|
|
379 static void f_has __ARGS((typeval *argvars, typeval *rettv));
|
|
|
380 static void f_hasmapto __ARGS((typeval *argvars, typeval *rettv));
|
|
|
381 static void f_histadd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
382 static void f_histdel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
383 static void f_histget __ARGS((typeval *argvars, typeval *rettv));
|
|
|
384 static void f_histnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
385 static void f_hlexists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
386 static void f_hlID __ARGS((typeval *argvars, typeval *rettv));
|
|
|
387 static void f_hostname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
388 static void f_iconv __ARGS((typeval *argvars, typeval *rettv));
|
|
|
389 static void f_indent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
390 static void f_insert __ARGS((typeval *argvars, typeval *rettv));
|
|
|
391 static void f_isdirectory __ARGS((typeval *argvars, typeval *rettv));
|
|
|
392 static void f_input __ARGS((typeval *argvars, typeval *rettv));
|
|
|
393 static void f_inputdialog __ARGS((typeval *argvars, typeval *rettv));
|
|
|
394 static void f_inputrestore __ARGS((typeval *argvars, typeval *rettv));
|
|
|
395 static void f_inputsave __ARGS((typeval *argvars, typeval *rettv));
|
|
|
396 static void f_inputsecret __ARGS((typeval *argvars, typeval *rettv));
|
|
|
397 static void f_last_buffer_nr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
398 static void f_len __ARGS((typeval *argvars, typeval *rettv));
|
|
|
399 static void f_libcall __ARGS((typeval *argvars, typeval *rettv));
|
|
|
400 static void f_libcallnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
401 static void libcall_common __ARGS((typeval *argvars, typeval *rettv, int type));
|
|
|
402 static void f_line __ARGS((typeval *argvars, typeval *rettv));
|
|
|
403 static void f_line2byte __ARGS((typeval *argvars, typeval *rettv));
|
|
|
404 static void f_lispindent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
405 static void f_localtime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
406 static void f_maparg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
407 static void f_mapcheck __ARGS((typeval *argvars, typeval *rettv));
|
|
|
408 static void get_maparg __ARGS((typeval *argvars, typeval *rettv, int exact));
|
|
|
409 static void f_match __ARGS((typeval *argvars, typeval *rettv));
|
|
|
410 static void f_matchend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
411 static void f_matchstr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
412 static void f_mode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
413 static void f_nextnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
414 static void f_nr2char __ARGS((typeval *argvars, typeval *rettv));
|
|
|
415 static void f_prevnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
416 static void f_setbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
417 static void f_setcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
|
418 static void f_setwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
419 static void f_remove __ARGS((typeval *argvars, typeval *rettv));
|
|
|
420 static void f_rename __ARGS((typeval *argvars, typeval *rettv));
|
|
|
421 static void f_resolve __ARGS((typeval *argvars, typeval *rettv));
|
|
|
422 static void f_search __ARGS((typeval *argvars, typeval *rettv));
|
|
|
423 static void f_searchpair __ARGS((typeval *argvars, typeval *rettv));
|
|
56
|
424 static int get_search_arg __ARGS((typeval *varp, int *flagsp));
|
|
71
|
425 static void f_remote_expr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
426 static void f_remote_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
427 static void f_remote_peek __ARGS((typeval *argvars, typeval *rettv));
|
|
|
428 static void f_remote_read __ARGS((typeval *argvars, typeval *rettv));
|
|
|
429 static void f_remote_send __ARGS((typeval *argvars, typeval *rettv));
|
|
|
430 static void f_repeat __ARGS((typeval *argvars, typeval *rettv));
|
|
|
431 static void f_server2client __ARGS((typeval *argvars, typeval *rettv));
|
|
|
432 static void f_serverlist __ARGS((typeval *argvars, typeval *rettv));
|
|
|
433 static void f_setline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
434 static void f_setreg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
435 static void f_simplify __ARGS((typeval *argvars, typeval *rettv));
|
|
|
436 static void find_some_match __ARGS((typeval *argvars, typeval *rettv, int start));
|
|
|
437 static void f_strftime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
438 static void f_stridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
439 static void f_string __ARGS((typeval *argvars, typeval *rettv));
|
|
|
440 static void f_strlen __ARGS((typeval *argvars, typeval *rettv));
|
|
|
441 static void f_strpart __ARGS((typeval *argvars, typeval *rettv));
|
|
|
442 static void f_strridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
443 static void f_strtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
|
444 static void f_synID __ARGS((typeval *argvars, typeval *rettv));
|
|
|
445 static void f_synIDattr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
446 static void f_synIDtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
|
447 static void f_system __ARGS((typeval *argvars, typeval *rettv));
|
|
|
448 static void f_submatch __ARGS((typeval *argvars, typeval *rettv));
|
|
|
449 static void f_substitute __ARGS((typeval *argvars, typeval *rettv));
|
|
|
450 static void f_tempname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
451 static void f_tolower __ARGS((typeval *argvars, typeval *rettv));
|
|
|
452 static void f_toupper __ARGS((typeval *argvars, typeval *rettv));
|
|
|
453 static void f_tr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
454 static void f_type __ARGS((typeval *argvars, typeval *rettv));
|
|
|
455 static void f_virtcol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
456 static void f_visualmode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
457 static void f_winbufnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
458 static void f_wincol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
459 static void f_winheight __ARGS((typeval *argvars, typeval *rettv));
|
|
|
460 static void f_winline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
461 static void f_winnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
462 static void f_winrestcmd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
463 static void f_winwidth __ARGS((typeval *argvars, typeval *rettv));
|
|
56
|
464 static win_T *find_win_by_nr __ARGS((typeval *vp));
|
|
|
465 static pos_T *var2fpos __ARGS((typeval *varp, int lnum));
|
|
7
|
466 static int get_env_len __ARGS((char_u **arg));
|
|
|
467 static int get_id_len __ARGS((char_u **arg));
|
|
|
468 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
71
|
469 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end, int incl_br));
|
|
7
|
470 static int eval_isnamec __ARGS((int c));
|
|
|
471 static int find_vim_var __ARGS((char_u *name, int len));
|
|
71
|
472 static int get_var_tv __ARGS((char_u *name, int len, typeval *rettv));
|
|
|
473 static typeval *alloc_tv __ARGS((void));
|
|
|
474 static typeval *alloc_string_tv __ARGS((char_u *string));
|
|
|
475 static void free_tv __ARGS((typeval *varp));
|
|
|
476 static void clear_tv __ARGS((typeval *varp));
|
|
|
477 static void init_tv __ARGS((typeval *varp));
|
|
|
478 static long get_tv_number __ARGS((typeval *varp));
|
|
|
479 static linenr_T get_tv_lnum __ARGS((typeval *argvars));
|
|
|
480 static char_u *get_tv_string __ARGS((typeval *varp));
|
|
|
481 static char_u *get_tv_string_buf __ARGS((typeval *varp, char_u *buf));
|
|
7
|
482 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
483 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
484 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
56
|
485 static void clear_var __ARGS((VAR v));
|
|
7
|
486 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
487 static void list_vim_var __ARGS((int i));
|
|
|
488 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
56
|
489 static void set_var __ARGS((char_u *name, typeval *varp, int copy));
|
|
71
|
490 static void copy_tv __ARGS((typeval *from, typeval *to));
|
|
7
|
491 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
492 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
493 static int eval_fname_script __ARGS((char_u *p));
|
|
|
494 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
495 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
496 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
497 static ufunc_T *find_func __ARGS((char_u *name));
|
|
56
|
498 static int function_exists __ARGS((char_u *name));
|
|
71
|
499 static void call_user_func __ARGS((ufunc_T *fp, int argcount, typeval *argvars, typeval *rettv, linenr_T firstline, linenr_T lastline));
|
|
|
500
|
|
|
501 #define get_var_string(p) get_tv_string(&(p)->tv)
|
|
|
502 #define get_var_string_buf(p, b) get_tv_string_buf(&(p)->tv, (b))
|
|
|
503 #define get_var_number(p) get_tv_number(&((p)->tv))
|
|
|
504
|
|
7
|
505 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
71
|
506
|
|
|
507 static void list_all_vars __ARGS((void));
|
|
|
508 static char_u *list_arg_vars __ARGS((exarg_T *eap, char_u *arg));
|
|
|
509 static char_u *ex_let_one __ARGS((char_u *arg, typeval *tv, int copy, char_u *endchars));
|
|
|
510 static char_u *set_var_idx __ARGS((char_u *name, char_u *ip, typeval *rettv, int copy, char_u *endchars));
|
|
7
|
511
|
|
|
512 /*
|
|
|
513 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
514 * not already exist.
|
|
|
515 */
|
|
|
516 void
|
|
|
517 set_internal_string_var(name, value)
|
|
|
518 char_u *name;
|
|
|
519 char_u *value;
|
|
|
520 {
|
|
56
|
521 char_u *val;
|
|
|
522 typeval *tvp;
|
|
7
|
523
|
|
|
524 val = vim_strsave(value);
|
|
|
525 if (val != NULL)
|
|
|
526 {
|
|
71
|
527 tvp = alloc_string_tv(val);
|
|
56
|
528 if (tvp != NULL)
|
|
|
529 {
|
|
|
530 set_var(name, tvp, FALSE);
|
|
71
|
531 free_tv(tvp);
|
|
7
|
532 }
|
|
|
533 }
|
|
|
534 }
|
|
|
535
|
|
|
536 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
537 int
|
|
|
538 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
539 char_u *enc_from;
|
|
|
540 char_u *enc_to;
|
|
|
541 char_u *fname_from;
|
|
|
542 char_u *fname_to;
|
|
|
543 {
|
|
|
544 int err = FALSE;
|
|
|
545
|
|
|
546 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
547 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
548 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
549 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
550 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
551 err = TRUE;
|
|
|
552 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
553 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
554 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
555 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
556
|
|
|
557 if (err)
|
|
|
558 return FAIL;
|
|
|
559 return OK;
|
|
|
560 }
|
|
|
561 # endif
|
|
|
562
|
|
|
563 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
564 int
|
|
|
565 eval_printexpr(fname, args)
|
|
|
566 char_u *fname;
|
|
|
567 char_u *args;
|
|
|
568 {
|
|
|
569 int err = FALSE;
|
|
|
570
|
|
|
571 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
572 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
573 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
574 err = TRUE;
|
|
|
575 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
576 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
577
|
|
|
578 if (err)
|
|
|
579 {
|
|
|
580 mch_remove(fname);
|
|
|
581 return FAIL;
|
|
|
582 }
|
|
|
583 return OK;
|
|
|
584 }
|
|
|
585 # endif
|
|
|
586
|
|
|
587 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
588 void
|
|
|
589 eval_diff(origfile, newfile, outfile)
|
|
|
590 char_u *origfile;
|
|
|
591 char_u *newfile;
|
|
|
592 char_u *outfile;
|
|
|
593 {
|
|
|
594 int err = FALSE;
|
|
|
595
|
|
|
596 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
597 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
598 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
599 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
600 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
601 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
602 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
603 }
|
|
|
604
|
|
|
605 void
|
|
|
606 eval_patch(origfile, difffile, outfile)
|
|
|
607 char_u *origfile;
|
|
|
608 char_u *difffile;
|
|
|
609 char_u *outfile;
|
|
|
610 {
|
|
|
611 int err;
|
|
|
612
|
|
|
613 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
614 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
615 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
616 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
617 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
618 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
619 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
620 }
|
|
|
621 # endif
|
|
|
622
|
|
|
623 /*
|
|
|
624 * Top level evaluation function, returning a boolean.
|
|
|
625 * Sets "error" to TRUE if there was an error.
|
|
|
626 * Return TRUE or FALSE.
|
|
|
627 */
|
|
|
628 int
|
|
|
629 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
630 char_u *arg;
|
|
|
631 int *error;
|
|
|
632 char_u **nextcmd;
|
|
|
633 int skip; /* only parse, don't execute */
|
|
|
634 {
|
|
71
|
635 typeval tv;
|
|
7
|
636 int retval = FALSE;
|
|
|
637
|
|
|
638 if (skip)
|
|
|
639 ++emsg_skip;
|
|
71
|
640 if (eval0(arg, &tv, nextcmd, !skip) == FAIL)
|
|
7
|
641 *error = TRUE;
|
|
|
642 else
|
|
|
643 {
|
|
|
644 *error = FALSE;
|
|
|
645 if (!skip)
|
|
|
646 {
|
|
71
|
647 retval = (get_tv_number(&tv) != 0);
|
|
|
648 clear_tv(&tv);
|
|
7
|
649 }
|
|
|
650 }
|
|
|
651 if (skip)
|
|
|
652 --emsg_skip;
|
|
|
653
|
|
|
654 return retval;
|
|
|
655 }
|
|
|
656
|
|
|
657 /*
|
|
|
658 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
659 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
660 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
661 */
|
|
|
662 char_u *
|
|
|
663 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
664 char_u *arg;
|
|
|
665 char_u **nextcmd;
|
|
|
666 int skip; /* only parse, don't execute */
|
|
|
667 {
|
|
71
|
668 typeval tv;
|
|
7
|
669 char_u *retval;
|
|
|
670
|
|
|
671 if (skip)
|
|
|
672 ++emsg_skip;
|
|
71
|
673 if (eval0(arg, &tv, nextcmd, !skip) == FAIL || skip)
|
|
7
|
674 retval = NULL;
|
|
|
675 else
|
|
|
676 {
|
|
71
|
677 retval = vim_strsave(get_tv_string(&tv));
|
|
|
678 clear_tv(&tv);
|
|
7
|
679 }
|
|
|
680 if (skip)
|
|
|
681 --emsg_skip;
|
|
|
682
|
|
|
683 return retval;
|
|
|
684 }
|
|
|
685
|
|
|
686 /*
|
|
9
|
687 * Skip over an expression at "*pp".
|
|
|
688 * Return FAIL for an error, OK otherwise.
|
|
|
689 */
|
|
|
690 int
|
|
|
691 skip_expr(pp)
|
|
|
692 char_u **pp;
|
|
|
693 {
|
|
71
|
694 typeval rettv;
|
|
9
|
695
|
|
|
696 *pp = skipwhite(*pp);
|
|
71
|
697 return eval1(pp, &rettv, FALSE);
|
|
9
|
698 }
|
|
|
699
|
|
|
700 /*
|
|
7
|
701 * Top level evaluation function, returning a string.
|
|
|
702 * Return pointer to allocated memory, or NULL for failure.
|
|
|
703 */
|
|
|
704 char_u *
|
|
|
705 eval_to_string(arg, nextcmd)
|
|
|
706 char_u *arg;
|
|
|
707 char_u **nextcmd;
|
|
|
708 {
|
|
71
|
709 typeval tv;
|
|
7
|
710 char_u *retval;
|
|
|
711
|
|
71
|
712 if (eval0(arg, &tv, nextcmd, TRUE) == FAIL)
|
|
7
|
713 retval = NULL;
|
|
|
714 else
|
|
|
715 {
|
|
71
|
716 retval = vim_strsave(get_tv_string(&tv));
|
|
|
717 clear_tv(&tv);
|
|
7
|
718 }
|
|
|
719
|
|
|
720 return retval;
|
|
|
721 }
|
|
|
722
|
|
|
723 /*
|
|
|
724 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
725 */
|
|
|
726 char_u *
|
|
|
727 eval_to_string_safe(arg, nextcmd)
|
|
|
728 char_u *arg;
|
|
|
729 char_u **nextcmd;
|
|
|
730 {
|
|
|
731 char_u *retval;
|
|
|
732 void *save_funccalp;
|
|
|
733
|
|
|
734 save_funccalp = save_funccal();
|
|
|
735 ++sandbox;
|
|
|
736 retval = eval_to_string(arg, nextcmd);
|
|
|
737 --sandbox;
|
|
|
738 restore_funccal(save_funccalp);
|
|
|
739 return retval;
|
|
|
740 }
|
|
|
741
|
|
|
742 #if 0 /* not used */
|
|
|
743 /*
|
|
|
744 * Top level evaluation function, returning a string.
|
|
|
745 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
746 * Return pointer to allocated memory, or NULL for failure.
|
|
|
747 * Doesn't give error messages.
|
|
|
748 */
|
|
|
749 char_u *
|
|
|
750 eval_arg_to_string(arg)
|
|
|
751 char_u **arg;
|
|
|
752 {
|
|
71
|
753 typeval rettv;
|
|
7
|
754 char_u *retval;
|
|
|
755 int ret;
|
|
|
756
|
|
|
757 ++emsg_off;
|
|
|
758
|
|
71
|
759 ret = eval1(arg, &rettv, TRUE);
|
|
7
|
760 if (ret == FAIL)
|
|
|
761 retval = NULL;
|
|
|
762 else
|
|
|
763 {
|
|
71
|
764 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
765 clear_tv(&rettv);
|
|
7
|
766 }
|
|
|
767
|
|
|
768 --emsg_off;
|
|
|
769
|
|
|
770 return retval;
|
|
|
771 }
|
|
|
772 #endif
|
|
|
773
|
|
|
774 /*
|
|
|
775 * Top level evaluation function, returning a number.
|
|
|
776 * Evaluates "expr" silently.
|
|
|
777 * Returns -1 for an error.
|
|
|
778 */
|
|
|
779 int
|
|
|
780 eval_to_number(expr)
|
|
|
781 char_u *expr;
|
|
|
782 {
|
|
71
|
783 typeval rettv;
|
|
7
|
784 int retval;
|
|
|
785 char_u *p = expr;
|
|
|
786
|
|
|
787 ++emsg_off;
|
|
|
788
|
|
71
|
789 if (eval1(&p, &rettv, TRUE) == FAIL)
|
|
7
|
790 retval = -1;
|
|
|
791 else
|
|
|
792 {
|
|
71
|
793 retval = get_tv_number(&rettv);
|
|
|
794 clear_tv(&rettv);
|
|
7
|
795 }
|
|
|
796 --emsg_off;
|
|
|
797
|
|
|
798 return retval;
|
|
|
799 }
|
|
|
800
|
|
|
801 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
802 /*
|
|
|
803 * Call some vimL function and return the result as a string
|
|
|
804 * Uses argv[argc] for the function arguments.
|
|
|
805 */
|
|
|
806 char_u *
|
|
|
807 call_vim_function(func, argc, argv, safe)
|
|
|
808 char_u *func;
|
|
|
809 int argc;
|
|
|
810 char_u **argv;
|
|
|
811 int safe; /* use the sandbox */
|
|
|
812 {
|
|
|
813 char_u *retval = NULL;
|
|
71
|
814 typeval rettv;
|
|
56
|
815 typeval *argvars;
|
|
7
|
816 long n;
|
|
|
817 int len;
|
|
|
818 int i;
|
|
|
819 int doesrange;
|
|
|
820 void *save_funccalp = NULL;
|
|
|
821
|
|
56
|
822 argvars = (typeval *)alloc((unsigned)(argc * sizeof(typeval)));
|
|
7
|
823 if (argvars == NULL)
|
|
|
824 return NULL;
|
|
|
825
|
|
|
826 for (i = 0; i < argc; i++)
|
|
|
827 {
|
|
12
|
828 /* Pass a NULL or empty argument as an empty string */
|
|
|
829 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
830 {
|
|
56
|
831 argvars[i].v_type = VAR_STRING;
|
|
|
832 argvars[i].vval.v_string = (char_u *)"";
|
|
12
|
833 continue;
|
|
|
834 }
|
|
|
835
|
|
7
|
836 /* Recognize a number argument, the others must be strings. */
|
|
|
837 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
838 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
839 {
|
|
56
|
840 argvars[i].v_type = VAR_NUMBER;
|
|
|
841 argvars[i].vval.v_number = n;
|
|
7
|
842 }
|
|
|
843 else
|
|
|
844 {
|
|
56
|
845 argvars[i].v_type = VAR_STRING;
|
|
|
846 argvars[i].vval.v_string = argv[i];
|
|
7
|
847 }
|
|
|
848 }
|
|
|
849
|
|
|
850 if (safe)
|
|
|
851 {
|
|
|
852 save_funccalp = save_funccal();
|
|
|
853 ++sandbox;
|
|
|
854 }
|
|
|
855
|
|
71
|
856 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
|
857 if (call_func(func, (int)STRLEN(func), &rettv, argc, argvars,
|
|
7
|
858 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
859 &doesrange, TRUE) == OK)
|
|
71
|
860 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
861
|
|
|
862 clear_tv(&rettv);
|
|
7
|
863 vim_free(argvars);
|
|
|
864
|
|
|
865 if (safe)
|
|
|
866 {
|
|
|
867 --sandbox;
|
|
|
868 restore_funccal(save_funccalp);
|
|
|
869 }
|
|
|
870 return retval;
|
|
|
871 }
|
|
|
872 #endif
|
|
|
873
|
|
|
874 /*
|
|
|
875 * Save the current function call pointer, and set it to NULL.
|
|
|
876 * Used when executing autocommands and for ":source".
|
|
|
877 */
|
|
|
878 void *
|
|
|
879 save_funccal()
|
|
|
880 {
|
|
|
881 struct funccall *fc;
|
|
|
882
|
|
|
883 fc = current_funccal;
|
|
|
884 current_funccal = NULL;
|
|
|
885 return (void *)fc;
|
|
|
886 }
|
|
|
887
|
|
|
888 void
|
|
|
889 restore_funccal(fc)
|
|
|
890 void *fc;
|
|
|
891 {
|
|
|
892 current_funccal = (struct funccall *)fc;
|
|
|
893 }
|
|
|
894
|
|
|
895 #ifdef FEAT_FOLDING
|
|
|
896 /*
|
|
|
897 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
898 * it in "*cp". Doesn't give error messages.
|
|
|
899 */
|
|
|
900 int
|
|
|
901 eval_foldexpr(arg, cp)
|
|
|
902 char_u *arg;
|
|
|
903 int *cp;
|
|
|
904 {
|
|
71
|
905 typeval tv;
|
|
7
|
906 int retval;
|
|
|
907 char_u *s;
|
|
|
908
|
|
|
909 ++emsg_off;
|
|
|
910 ++sandbox;
|
|
|
911 *cp = NUL;
|
|
71
|
912 if (eval0(arg, &tv, NULL, TRUE) == FAIL)
|
|
7
|
913 retval = 0;
|
|
|
914 else
|
|
|
915 {
|
|
|
916 /* If the result is a number, just return the number. */
|
|
71
|
917 if (tv.v_type == VAR_NUMBER)
|
|
|
918 retval = tv.vval.v_number;
|
|
|
919 else if (tv.v_type == VAR_UNKNOWN
|
|
|
920 || tv.vval.v_string == NULL)
|
|
7
|
921 retval = 0;
|
|
|
922 else
|
|
|
923 {
|
|
|
924 /* If the result is a string, check if there is a non-digit before
|
|
|
925 * the number. */
|
|
71
|
926 s = tv.vval.v_string;
|
|
7
|
927 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
928 *cp = *s++;
|
|
|
929 retval = atol((char *)s);
|
|
|
930 }
|
|
71
|
931 clear_tv(&tv);
|
|
7
|
932 }
|
|
|
933 --emsg_off;
|
|
|
934 --sandbox;
|
|
|
935
|
|
|
936 return retval;
|
|
|
937 }
|
|
|
938 #endif
|
|
|
939
|
|
|
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 {
|
|
71
|
993 temp_result = find_name_end(retval, &expr_start, &expr_end, FALSE);
|
|
7
|
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 }
|
|
71
|
1007
|
|
|
1008 /*
|
|
|
1009 * ":let" list all variable values
|
|
|
1010 * ":let var1 var2" list variable values
|
|
|
1011 * ":let var = expr" assignment command.
|
|
|
1012 * ":let [var1, var2] = expr" unpack list.
|
|
7
|
1013 */
|
|
|
1014 void
|
|
|
1015 ex_let(eap)
|
|
|
1016 exarg_T *eap;
|
|
|
1017 {
|
|
|
1018 char_u *arg = eap->arg;
|
|
71
|
1019 char_u *expr = NULL;
|
|
|
1020 typeval rettv;
|
|
7
|
1021 int i;
|
|
71
|
1022 int var_count = 0;
|
|
|
1023 int semicolon = 0;
|
|
|
1024 listvar *l;
|
|
|
1025 listitem *item;
|
|
|
1026
|
|
|
1027 if (*arg != '[')
|
|
|
1028 expr = vim_strchr(find_name_end(arg, NULL, NULL, TRUE), '=');
|
|
|
1029 if (*arg != '[' && expr == NULL)
|
|
|
1030 {
|
|
|
1031 if (!ends_excmd(*arg))
|
|
|
1032 /* ":let var1 var2" */
|
|
|
1033 arg = list_arg_vars(eap, arg);
|
|
|
1034 else if (!eap->skip)
|
|
|
1035 /* ":let" */
|
|
|
1036 list_all_vars();
|
|
|
1037 eap->nextcmd = check_nextcmd(arg);
|
|
|
1038 }
|
|
|
1039 else
|
|
|
1040 {
|
|
|
1041 if (*arg == '[')
|
|
|
1042 {
|
|
|
1043 /* ":let [a, b] = expr": find the matching ']' to get to the
|
|
|
1044 * expression. */
|
|
|
1045 while (1)
|
|
|
1046 {
|
|
|
1047 arg = skipwhite(arg + 1);
|
|
|
1048 if (vim_strchr((char_u *)"$@&", *arg) != NULL)
|
|
|
1049 ++arg;
|
|
|
1050 expr = find_name_end(arg, NULL, NULL, TRUE);
|
|
|
1051 if (expr == arg)
|
|
|
1052 {
|
|
|
1053 EMSG2(_(e_invarg2), arg);
|
|
|
1054 return;
|
|
|
1055 }
|
|
|
1056 ++var_count;
|
|
|
1057
|
|
|
1058 arg = skipwhite(expr);
|
|
|
1059 if (*arg == ']')
|
|
|
1060 break;
|
|
|
1061 else if (*arg == ';')
|
|
|
1062 {
|
|
|
1063 if (semicolon == 1)
|
|
|
1064 {
|
|
|
1065 EMSG(_("Double ; in :let"));
|
|
|
1066 return;
|
|
|
1067 }
|
|
|
1068 semicolon = 1;
|
|
|
1069 }
|
|
|
1070 else if (*arg != ',')
|
|
|
1071 {
|
|
|
1072 EMSG2(_(e_invarg2), arg);
|
|
|
1073 return;
|
|
|
1074 }
|
|
|
1075 }
|
|
|
1076
|
|
|
1077 /* check for '=' after the ']' */
|
|
|
1078 expr = skipwhite(arg + 1);
|
|
|
1079 if (*expr != '=')
|
|
|
1080 {
|
|
|
1081 EMSG(_(e_letunexp));
|
|
|
1082 return;
|
|
|
1083 }
|
|
|
1084 }
|
|
|
1085
|
|
|
1086 if (eap->skip)
|
|
|
1087 ++emsg_skip;
|
|
|
1088 i = eval0(expr + 1, &rettv, &eap->nextcmd, !eap->skip);
|
|
|
1089 if (eap->skip)
|
|
|
1090 {
|
|
|
1091 if (i != FAIL)
|
|
|
1092 clear_tv(&rettv);
|
|
|
1093 --emsg_skip;
|
|
|
1094 }
|
|
|
1095 else if (i != FAIL)
|
|
|
1096 {
|
|
|
1097 /* Move "arg" back to the variable name(s). */
|
|
|
1098 arg = eap->arg;
|
|
|
1099 if (*arg != '[')
|
|
|
1100 {
|
|
|
1101 /* ":let var = expr" */
|
|
|
1102 (void)ex_let_one(arg, &rettv, FALSE, (char_u *)"=");
|
|
|
1103 }
|
|
|
1104 else
|
|
|
1105 {
|
|
|
1106 /* ":let [v1, v2] = list" */
|
|
|
1107 l = rettv.vval.v_list;
|
|
|
1108 if (rettv.v_type != VAR_LIST || l == NULL)
|
|
|
1109 EMSG(_("E999: List required"));
|
|
|
1110 else
|
|
|
1111 {
|
|
|
1112 i = list_len(l);
|
|
|
1113 if (semicolon == 0 && var_count < i)
|
|
|
1114 EMSG(_("E999: Less targets than List items"));
|
|
|
1115 else if (var_count - semicolon > i)
|
|
|
1116 EMSG(_("E999: More targets than List items"));
|
|
|
1117 else
|
|
|
1118 {
|
|
|
1119 item = l->lv_first;
|
|
|
1120 while (*arg != ']')
|
|
|
1121 {
|
|
|
1122 arg = skipwhite(arg + 1);
|
|
|
1123 arg = ex_let_one(arg, &item->li_tv,
|
|
|
1124 TRUE, (char_u *)",;]");
|
|
|
1125 item = item->li_next;
|
|
|
1126 if (arg == NULL)
|
|
|
1127 break;
|
|
|
1128
|
|
|
1129 arg = skipwhite(arg);
|
|
|
1130 if (*arg == ';')
|
|
|
1131 {
|
|
|
1132 /* Put the rest of the list (may be empty) in
|
|
|
1133 * the var after ';'. */
|
|
|
1134 l = list_alloc();
|
|
|
1135 if (l == NULL)
|
|
|
1136 break;
|
|
|
1137 while (item != NULL)
|
|
|
1138 {
|
|
|
1139 list_append_tv(l, &item->li_tv);
|
|
|
1140 item = item->li_next;
|
|
|
1141 }
|
|
|
1142 list_unref(rettv.vval.v_list);
|
|
|
1143 rettv.vval.v_list = l;
|
|
|
1144 l->lv_refcount = 1;
|
|
|
1145 (void)ex_let_one(skipwhite(arg + 1), &rettv,
|
|
|
1146 FALSE, (char_u *)"]");
|
|
|
1147 break;
|
|
|
1148 }
|
|
|
1149 else if (*arg != ',' && *arg != ']')
|
|
|
1150 {
|
|
|
1151 EMSG2(_(e_intern2), "ex_let()");
|
|
|
1152 break;
|
|
|
1153 }
|
|
|
1154 }
|
|
|
1155 }
|
|
|
1156 }
|
|
|
1157 }
|
|
|
1158 clear_tv(&rettv);
|
|
|
1159 }
|
|
|
1160 }
|
|
|
1161 }
|
|
|
1162
|
|
|
1163 static void
|
|
|
1164 list_all_vars()
|
|
|
1165 {
|
|
|
1166 int i;
|
|
|
1167
|
|
|
1168 /*
|
|
|
1169 * List all variables.
|
|
|
1170 */
|
|
|
1171 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
|
1172 if (VAR_ENTRY(i).v_name != NULL)
|
|
|
1173 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
1174 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
|
1175 if (BVAR_ENTRY(i).v_name != NULL)
|
|
|
1176 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
1177 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
|
1178 if (WVAR_ENTRY(i).v_name != NULL)
|
|
|
1179 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
1180 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
1181 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
1182 list_vim_var(i);
|
|
|
1183 }
|
|
|
1184
|
|
|
1185 /*
|
|
|
1186 * List variables in "arg".
|
|
|
1187 */
|
|
|
1188 static char_u *
|
|
|
1189 list_arg_vars(eap, arg)
|
|
|
1190 exarg_T *eap;
|
|
|
1191 char_u *arg;
|
|
|
1192 {
|
|
|
1193 int error = FALSE;
|
|
|
1194 char_u *temp_string = NULL;
|
|
|
1195 int arg_len;
|
|
7
|
1196 char_u *expr_start;
|
|
|
1197 char_u *expr_end;
|
|
|
1198 char_u *name_end;
|
|
71
|
1199 int c1 = 0, c2;
|
|
|
1200 int i;
|
|
|
1201 VAR varp;
|
|
|
1202 char_u *name;
|
|
|
1203
|
|
|
1204 while (!ends_excmd(*arg) && !got_int)
|
|
|
1205 {
|
|
|
1206 /* Find the end of the name. */
|
|
|
1207 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1208
|
|
|
1209 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1210 {
|
|
|
1211 emsg_severe = TRUE;
|
|
|
1212 EMSG(_(e_trailing));
|
|
|
1213 break;
|
|
|
1214 }
|
|
|
1215 if (!error && !eap->skip)
|
|
|
1216 {
|
|
|
1217 if (expr_start != NULL)
|
|
|
1218 {
|
|
|
1219 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1220 expr_end, name_end);
|
|
|
1221 if (temp_string == NULL)
|
|
7
|
1222 {
|
|
71
|
1223 /*
|
|
|
1224 * Report an invalid expression in braces, unless
|
|
|
1225 * the expression evaluation has been cancelled due
|
|
|
1226 * to an aborting error, an interrupt, or an
|
|
|
1227 * exception.
|
|
|
1228 */
|
|
|
1229 if (!aborting())
|
|
7
|
1230 {
|
|
71
|
1231 emsg_severe = TRUE;
|
|
|
1232 EMSG2(_(e_invarg2), arg);
|
|
|
1233 break;
|
|
7
|
1234 }
|
|
71
|
1235 error = TRUE;
|
|
|
1236 arg = skipwhite(name_end);
|
|
|
1237 continue;
|
|
|
1238 }
|
|
|
1239 arg = temp_string;
|
|
|
1240 arg_len = STRLEN(temp_string);
|
|
|
1241 }
|
|
|
1242 else
|
|
|
1243 {
|
|
|
1244 c1 = *name_end;
|
|
|
1245 *name_end = NUL;
|
|
|
1246 arg_len = (int)(name_end - arg);
|
|
|
1247 }
|
|
|
1248 i = find_vim_var(arg, arg_len);
|
|
|
1249 if (i >= 0)
|
|
|
1250 list_vim_var(i);
|
|
|
1251 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1252 {
|
|
|
1253 char_u numbuf[NUMBUFLEN];
|
|
|
1254
|
|
|
1255 sprintf((char *)numbuf, "%ld",
|
|
|
1256 (long)curbuf->b_changedtick);
|
|
|
1257 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1258 VAR_NUMBER, numbuf);
|
|
|
1259 }
|
|
|
1260 else
|
|
|
1261 {
|
|
|
1262 varp = find_var(arg, FALSE);
|
|
|
1263 if (varp == NULL)
|
|
|
1264 {
|
|
|
1265 /* Skip further arguments but do continue to
|
|
|
1266 * search for a trailing command. */
|
|
|
1267 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1268 error = TRUE;
|
|
|
1269 }
|
|
|
1270 else
|
|
|
1271 {
|
|
|
1272 name = vim_strchr(arg, ':');
|
|
|
1273 if (name != NULL)
|
|
7
|
1274 {
|
|
71
|
1275 /* "a:" vars have no name stored, use whole arg */
|
|
|
1276 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1277 c2 = NUL;
|
|
7
|
1278 else
|
|
|
1279 {
|
|
71
|
1280 c2 = *++name;
|
|
|
1281 *name = NUL;
|
|
7
|
1282 }
|
|
71
|
1283 list_one_var(varp, arg);
|
|
|
1284 if (c2 != NUL)
|
|
|
1285 *name = c2;
|
|
7
|
1286 }
|
|
|
1287 else
|
|
71
|
1288 list_one_var(varp, (char_u *)"");
|
|
7
|
1289 }
|
|
71
|
1290 }
|
|
|
1291 if (expr_start != NULL)
|
|
|
1292 vim_free(temp_string);
|
|
|
1293 else
|
|
|
1294 *name_end = c1;
|
|
|
1295 }
|
|
|
1296 arg = skipwhite(name_end);
|
|
|
1297 }
|
|
|
1298
|
|
|
1299 return arg;
|
|
|
1300 }
|
|
|
1301
|
|
|
1302 /*
|
|
|
1303 * Set one item of ":let var = expr" or ":let [v1, v2] = list" to its value.
|
|
|
1304 * Returns a pointer to the char just after the var name.
|
|
|
1305 * Returns NULL if there is an error.
|
|
|
1306 */
|
|
|
1307 static char_u *
|
|
|
1308 ex_let_one(arg, tv, copy, endchars)
|
|
|
1309 char_u *arg; /* points to variable name */
|
|
|
1310 typeval *tv; /* value to assign to variable */
|
|
|
1311 int copy; /* copy value from "tv" */
|
|
|
1312 char_u *endchars; /* valid chars after variable name */
|
|
|
1313 {
|
|
|
1314 int c1;
|
|
|
1315 char_u *name;
|
|
|
1316 char_u *p;
|
|
|
1317 char_u *arg_end = NULL;
|
|
|
1318 int len;
|
|
|
1319 int opt_flags;
|
|
|
1320
|
|
|
1321 /*
|
|
|
1322 * ":let $VAR = expr": Set environment variable.
|
|
|
1323 */
|
|
|
1324 if (*arg == '$')
|
|
|
1325 {
|
|
|
1326 /* Find the end of the name. */
|
|
|
1327 ++arg;
|
|
|
1328 name = arg;
|
|
|
1329 len = get_env_len(&arg);
|
|
|
1330 if (len == 0)
|
|
|
1331 EMSG2(_(e_invarg2), name - 1);
|
|
|
1332 else
|
|
|
1333 {
|
|
|
1334 if (vim_strchr(endchars, *skipwhite(arg)) == NULL)
|
|
|
1335 EMSG(_(e_letunexp));
|
|
7
|
1336 else
|
|
|
1337 {
|
|
71
|
1338 c1 = name[len];
|
|
|
1339 name[len] = NUL;
|
|
|
1340 p = get_tv_string(tv);
|
|
|
1341 vim_setenv(name, p);
|
|
|
1342 if (STRICMP(name, "HOME") == 0)
|
|
|
1343 init_homedir();
|
|
|
1344 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1345 didset_vim = FALSE;
|
|
|
1346 else if (didset_vimruntime && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1347 didset_vimruntime = FALSE;
|
|
|
1348 name[len] = c1;
|
|
|
1349 arg_end = arg;
|
|
|
1350 }
|
|
|
1351 }
|
|
|
1352 }
|
|
|
1353
|
|
|
1354 /*
|
|
|
1355 * ":let &option = expr": Set option value.
|
|
|
1356 * ":let &l:option = expr": Set local option value.
|
|
|
1357 * ":let &g:option = expr": Set global option value.
|
|
|
1358 */
|
|
|
1359 else if (*arg == '&')
|
|
|
1360 {
|
|
|
1361 /* Find the end of the name. */
|
|
|
1362 p = find_option_end(&arg, &opt_flags);
|
|
|
1363 if (p == NULL || vim_strchr(endchars, *skipwhite(p)) == NULL)
|
|
|
1364 EMSG(_(e_letunexp));
|
|
|
1365 else
|
|
|
1366 {
|
|
|
1367 c1 = *p;
|
|
|
1368 *p = NUL;
|
|
|
1369 set_option_value(arg, get_tv_number(tv),
|
|
|
1370 get_tv_string(tv), opt_flags);
|
|
|
1371 *p = c1;
|
|
|
1372 arg_end = p;
|
|
|
1373 }
|
|
|
1374 }
|
|
|
1375
|
|
|
1376 /*
|
|
|
1377 * ":let @r = expr": Set register contents.
|
|
|
1378 */
|
|
|
1379 else if (*arg == '@')
|
|
|
1380 {
|
|
|
1381 ++arg;
|
|
|
1382 if (vim_strchr(endchars, *skipwhite(arg + 1)) == NULL)
|
|
|
1383 EMSG(_(e_letunexp));
|
|
|
1384 else
|
|
|
1385 {
|
|
|
1386 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1387 get_tv_string(tv), -1, FALSE);
|
|
|
1388 arg_end = arg + 1;
|
|
|
1389 }
|
|
|
1390 }
|
|
|
1391
|
|
|
1392 /*
|
|
|
1393 * ":let var = expr": Set internal variable.
|
|
|
1394 */
|
|
|
1395 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1396 {
|
|
|
1397 char_u *exp_name = NULL;
|
|
|
1398 char_u *expr_start, *expr_end;
|
|
|
1399
|
|
|
1400 /* Find the end of the name. */
|
|
|
1401 p = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1402 if (expr_start != NULL)
|
|
|
1403 {
|
|
|
1404 exp_name = make_expanded_name(arg, expr_start, expr_end, p);
|
|
|
1405 arg = exp_name;
|
|
|
1406 }
|
|
|
1407
|
|
|
1408 if (arg == NULL)
|
|
|
1409 {
|
|
|
1410 /* Report an invalid expression in braces, unless the
|
|
|
1411 * expression evaluation has been cancelled due to an
|
|
|
1412 * aborting error, an interrupt, or an exception. */
|
|
|
1413 if (!aborting())
|
|
7
|
1414 EMSG2(_(e_invarg2), arg);
|
|
71
|
1415 }
|
|
|
1416 else if (*p == '[')
|
|
|
1417 arg_end = set_var_idx(arg, p, tv, copy, endchars);
|
|
|
1418 else if (vim_strchr(endchars, *skipwhite(p)) == NULL)
|
|
|
1419 EMSG(_(e_letunexp));
|
|
|
1420 else if (STRNCMP(arg, "b:changedtick", 13) == 0
|
|
|
1421 && !eval_isnamec(arg[13]))
|
|
|
1422 EMSG2(_(e_readonlyvar), arg);
|
|
|
1423 else
|
|
|
1424 {
|
|
|
1425 c1 = *p;
|
|
|
1426 *p = NUL;
|
|
|
1427 set_var(arg, tv, copy);
|
|
|
1428 *p = c1;
|
|
|
1429 arg_end = p;
|
|
|
1430 }
|
|
|
1431
|
|
|
1432 vim_free(exp_name);
|
|
|
1433 }
|
|
|
1434
|
|
|
1435 else
|
|
|
1436 EMSG2(_(e_invarg2), arg);
|
|
|
1437
|
|
|
1438 return arg_end;
|
|
|
1439 }
|
|
|
1440
|
|
|
1441 /*
|
|
|
1442 * Set a variable with an index: "name[expr]", "name[expr][expr]", etc.
|
|
|
1443 * Only works if "name" is an existing List.
|
|
|
1444 * "ip" points to the first '['.
|
|
|
1445 * Returns a pointer to just after the last used ']'; NULL for error.
|
|
|
1446 */
|
|
|
1447 static char_u *
|
|
|
1448 set_var_idx(name, ip, rettv, copy, endchars)
|
|
|
1449 char_u *name;
|
|
|
1450 char_u *ip;
|
|
|
1451 typeval *rettv;
|
|
|
1452 int copy;
|
|
|
1453 char_u *endchars;
|
|
|
1454 {
|
|
|
1455 VAR v;
|
|
|
1456 int c1;
|
|
|
1457 char_u *p;
|
|
|
1458 typeval var1;
|
|
|
1459 typeval *tv;
|
|
|
1460 long n;
|
|
|
1461 listitem *item;
|
|
|
1462
|
|
|
1463 c1 = *ip;
|
|
|
1464 *ip = NUL;
|
|
|
1465 v = find_var(name, TRUE);
|
|
|
1466 if (v == NULL)
|
|
|
1467 EMSG2(_(e_undefvar), name);
|
|
|
1468 *ip = c1;
|
|
|
1469 if (v == NULL)
|
|
|
1470 return NULL;
|
|
|
1471
|
|
|
1472 tv = &v->tv;
|
|
|
1473 for (p = ip; *p == '['; p = skipwhite(p + 1))
|
|
|
1474 {
|
|
|
1475 if (tv->v_type != VAR_LIST || tv->vval.v_list == NULL)
|
|
|
1476 {
|
|
|
1477 EMSG(_("E999: Can only index a List"));
|
|
|
1478 p = NULL;
|
|
|
1479 break;
|
|
|
1480 }
|
|
|
1481 p = skipwhite(p + 1);
|
|
|
1482 if (eval1(&p, &var1, TRUE) == FAIL) /* recursive! */
|
|
|
1483 {
|
|
|
1484 p = NULL;
|
|
|
1485 break;
|
|
|
1486 }
|
|
|
1487 if (*p != ']')
|
|
|
1488 {
|
|
|
1489 EMSG(_(e_missbrac));
|
|
|
1490 clear_tv(&var1);
|
|
|
1491 p = NULL;
|
|
|
1492 break;
|
|
|
1493 }
|
|
|
1494 n = get_tv_number(&var1);
|
|
|
1495 clear_tv(&var1);
|
|
|
1496 item = list_find(tv->vval.v_list, n);
|
|
|
1497 if (item == NULL)
|
|
|
1498 {
|
|
|
1499 EMSGN(_(e_listidx), n);
|
|
|
1500 p = NULL;
|
|
|
1501 break;
|
|
|
1502 }
|
|
|
1503 tv = &item->li_tv;
|
|
|
1504 }
|
|
|
1505
|
|
|
1506 if (p != NULL)
|
|
|
1507 {
|
|
|
1508 if (vim_strchr(endchars, *p) == NULL)
|
|
|
1509 {
|
|
|
1510 EMSG(_(e_letunexp));
|
|
|
1511 p = NULL;
|
|
|
1512 }
|
|
|
1513 else
|
|
|
1514 {
|
|
|
1515 clear_tv(tv);
|
|
|
1516 if (copy)
|
|
|
1517 copy_tv(tv, rettv);
|
|
|
1518 else
|
|
|
1519 {
|
|
|
1520 *tv = *rettv;
|
|
|
1521 init_tv(rettv);
|
|
|
1522 }
|
|
|
1523 }
|
|
|
1524 }
|
|
|
1525 return p;
|
|
7
|
1526 }
|
|
|
1527
|
|
|
1528 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1529
|
|
|
1530 void
|
|
|
1531 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1532 expand_T *xp;
|
|
|
1533 char_u *arg;
|
|
|
1534 cmdidx_T cmdidx;
|
|
|
1535 {
|
|
|
1536 int got_eq = FALSE;
|
|
|
1537 int c;
|
|
|
1538
|
|
|
1539 xp->xp_context = cmdidx == CMD_let ? EXPAND_USER_VARS
|
|
|
1540 : cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1541 : EXPAND_EXPRESSION;
|
|
|
1542 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1543 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1544 {
|
|
|
1545 c = *xp->xp_pattern;
|
|
|
1546 if (c == '&')
|
|
|
1547 {
|
|
|
1548 c = xp->xp_pattern[1];
|
|
|
1549 if (c == '&')
|
|
|
1550 {
|
|
|
1551 ++xp->xp_pattern;
|
|
|
1552 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1553 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1554 }
|
|
|
1555 else if (c != ' ')
|
|
|
1556 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1557 }
|
|
|
1558 else if (c == '$')
|
|
|
1559 {
|
|
|
1560 /* environment variable */
|
|
|
1561 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1562 }
|
|
|
1563 else if (c == '=')
|
|
|
1564 {
|
|
|
1565 got_eq = TRUE;
|
|
|
1566 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1567 }
|
|
|
1568 else if (c == '<'
|
|
|
1569 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1570 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1571 {
|
|
|
1572 /* Function name can start with "<SNR>" */
|
|
|
1573 break;
|
|
|
1574 }
|
|
|
1575 else if (cmdidx != CMD_let || got_eq)
|
|
|
1576 {
|
|
|
1577 if (c == '"') /* string */
|
|
|
1578 {
|
|
|
1579 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1580 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1581 ++xp->xp_pattern;
|
|
|
1582 xp->xp_context = EXPAND_NOTHING;
|
|
|
1583 }
|
|
|
1584 else if (c == '\'') /* literal string */
|
|
|
1585 {
|
|
|
1586 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1587 /* skip */ ;
|
|
|
1588 xp->xp_context = EXPAND_NOTHING;
|
|
|
1589 }
|
|
|
1590 else if (c == '|')
|
|
|
1591 {
|
|
|
1592 if (xp->xp_pattern[1] == '|')
|
|
|
1593 {
|
|
|
1594 ++xp->xp_pattern;
|
|
|
1595 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1596 }
|
|
|
1597 else
|
|
|
1598 xp->xp_context = EXPAND_COMMANDS;
|
|
|
1599 }
|
|
|
1600 else
|
|
|
1601 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1602 }
|
|
|
1603 else
|
|
|
1604 xp->xp_context = EXPAND_NOTHING;
|
|
|
1605 arg = xp->xp_pattern;
|
|
|
1606 if (*arg != NUL)
|
|
|
1607 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
1608 /* skip */ ;
|
|
|
1609 }
|
|
|
1610 xp->xp_pattern = arg;
|
|
|
1611 }
|
|
|
1612
|
|
|
1613 #endif /* FEAT_CMDL_COMPL */
|
|
|
1614
|
|
|
1615 /*
|
|
|
1616 * ":1,25call func(arg1, arg2)" function call.
|
|
|
1617 */
|
|
|
1618 void
|
|
|
1619 ex_call(eap)
|
|
|
1620 exarg_T *eap;
|
|
|
1621 {
|
|
|
1622 char_u *arg = eap->arg;
|
|
|
1623 char_u *startarg;
|
|
|
1624 char_u *alias;
|
|
|
1625 char_u *name;
|
|
71
|
1626 typeval rettv;
|
|
7
|
1627 int len;
|
|
|
1628 linenr_T lnum;
|
|
|
1629 int doesrange;
|
|
|
1630 int failed = FALSE;
|
|
|
1631
|
|
|
1632 name = arg;
|
|
|
1633 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
1634 if (len == 0)
|
|
|
1635 goto end;
|
|
|
1636 if (alias != NULL)
|
|
|
1637 name = alias;
|
|
|
1638
|
|
|
1639 startarg = arg;
|
|
71
|
1640 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
7
|
1641
|
|
|
1642 if (*startarg != '(')
|
|
|
1643 {
|
|
|
1644 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
1645 goto end;
|
|
|
1646 }
|
|
|
1647
|
|
|
1648 /*
|
|
|
1649 * When skipping, evaluate the function once, to find the end of the
|
|
|
1650 * arguments.
|
|
|
1651 * When the function takes a range, this is discovered after the first
|
|
|
1652 * call, and the loop is broken.
|
|
|
1653 */
|
|
|
1654 if (eap->skip)
|
|
|
1655 {
|
|
|
1656 ++emsg_skip;
|
|
|
1657 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
1658 }
|
|
|
1659 else
|
|
|
1660 lnum = eap->line1;
|
|
|
1661 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
1662 {
|
|
|
1663 if (!eap->skip && eap->addr_count > 0)
|
|
|
1664 {
|
|
|
1665 curwin->w_cursor.lnum = lnum;
|
|
|
1666 curwin->w_cursor.col = 0;
|
|
|
1667 }
|
|
|
1668 arg = startarg;
|
|
71
|
1669 if (get_func_tv(name, len, &rettv, &arg,
|
|
7
|
1670 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
1671 {
|
|
|
1672 failed = TRUE;
|
|
|
1673 break;
|
|
|
1674 }
|
|
71
|
1675 clear_tv(&rettv);
|
|
7
|
1676 if (doesrange || eap->skip)
|
|
|
1677 break;
|
|
|
1678 /* Stop when immediately aborting on error, or when an interrupt
|
|
56
|
1679 * occurred or an exception was thrown but not caught.
|
|
71
|
1680 * get_func_tv() returned OK, so that the check for trailing
|
|
56
|
1681 * characters below is executed. */
|
|
7
|
1682 if (aborting())
|
|
|
1683 break;
|
|
|
1684 }
|
|
|
1685 if (eap->skip)
|
|
|
1686 --emsg_skip;
|
|
|
1687
|
|
|
1688 if (!failed)
|
|
|
1689 {
|
|
|
1690 /* Check for trailing illegal characters and a following command. */
|
|
|
1691 if (!ends_excmd(*arg))
|
|
|
1692 {
|
|
|
1693 emsg_severe = TRUE;
|
|
|
1694 EMSG(_(e_trailing));
|
|
|
1695 }
|
|
|
1696 else
|
|
|
1697 eap->nextcmd = check_nextcmd(arg);
|
|
|
1698 }
|
|
|
1699
|
|
|
1700 end:
|
|
|
1701 if (alias != NULL)
|
|
|
1702 vim_free(alias);
|
|
|
1703 }
|
|
|
1704
|
|
|
1705 /*
|
|
|
1706 * ":unlet[!] var1 ... " command.
|
|
|
1707 */
|
|
|
1708 void
|
|
|
1709 ex_unlet(eap)
|
|
|
1710 exarg_T *eap;
|
|
|
1711 {
|
|
|
1712 char_u *arg = eap->arg;
|
|
|
1713 char_u *name_end;
|
|
|
1714 char_u cc;
|
|
|
1715 char_u *expr_start;
|
|
|
1716 char_u *expr_end;
|
|
|
1717 int error = FALSE;
|
|
|
1718
|
|
|
1719 do
|
|
|
1720 {
|
|
|
1721 /* Find the end of the name. */
|
|
71
|
1722 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
7
|
1723
|
|
|
1724 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1725 {
|
|
|
1726 emsg_severe = TRUE;
|
|
|
1727 EMSG(_(e_trailing));
|
|
|
1728 break;
|
|
|
1729 }
|
|
|
1730
|
|
|
1731 if (!error && !eap->skip)
|
|
|
1732 {
|
|
|
1733 if (expr_start != NULL)
|
|
|
1734 {
|
|
|
1735 char_u *temp_string;
|
|
|
1736
|
|
|
1737 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1738 expr_end, name_end);
|
|
|
1739 if (temp_string == NULL)
|
|
|
1740 {
|
|
|
1741 /*
|
|
|
1742 * Report an invalid expression in braces, unless the
|
|
|
1743 * expression evaluation has been cancelled due to an
|
|
|
1744 * aborting error, an interrupt, or an exception.
|
|
|
1745 */
|
|
|
1746 if (!aborting())
|
|
|
1747 {
|
|
|
1748 emsg_severe = TRUE;
|
|
|
1749 EMSG2(_(e_invarg2), arg);
|
|
|
1750 break;
|
|
|
1751 }
|
|
|
1752 error = TRUE;
|
|
|
1753 }
|
|
|
1754 else
|
|
|
1755 {
|
|
|
1756 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
1757 {
|
|
|
1758 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
1759 error = TRUE;
|
|
|
1760 }
|
|
|
1761 vim_free(temp_string);
|
|
|
1762 }
|
|
|
1763 }
|
|
|
1764 else
|
|
|
1765 {
|
|
|
1766 cc = *name_end;
|
|
|
1767 *name_end = NUL;
|
|
|
1768
|
|
|
1769 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
1770 {
|
|
|
1771 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
1772 error = TRUE;
|
|
|
1773 }
|
|
|
1774
|
|
|
1775 *name_end = cc;
|
|
|
1776 }
|
|
|
1777 }
|
|
|
1778 arg = skipwhite(name_end);
|
|
|
1779 } while (!ends_excmd(*arg));
|
|
|
1780
|
|
|
1781 eap->nextcmd = check_nextcmd(arg);
|
|
|
1782 }
|
|
|
1783
|
|
|
1784 /*
|
|
|
1785 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
1786 */
|
|
|
1787 int
|
|
|
1788 do_unlet(name)
|
|
|
1789 char_u *name;
|
|
|
1790 {
|
|
|
1791 VAR v;
|
|
|
1792
|
|
|
1793 v = find_var(name, TRUE);
|
|
|
1794 if (v != NULL)
|
|
|
1795 {
|
|
56
|
1796 clear_var(v);
|
|
7
|
1797 return OK;
|
|
|
1798 }
|
|
|
1799 return FAIL;
|
|
|
1800 }
|
|
|
1801
|
|
|
1802 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
1803 /*
|
|
|
1804 * Delete all "menutrans_" variables.
|
|
|
1805 */
|
|
|
1806 void
|
|
|
1807 del_menutrans_vars()
|
|
|
1808 {
|
|
|
1809 int i;
|
|
|
1810
|
|
|
1811 for (i = 0; i < variables.ga_len; ++i)
|
|
56
|
1812 if (VAR_ENTRY(i).v_name != NULL
|
|
|
1813 && STRNCMP(VAR_ENTRY(i).v_name, "menutrans_", 10) == 0)
|
|
|
1814 clear_var(&VAR_ENTRY(i));
|
|
7
|
1815 }
|
|
|
1816 #endif
|
|
|
1817
|
|
|
1818 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1819
|
|
|
1820 /*
|
|
|
1821 * Local string buffer for the next two functions to store a variable name
|
|
|
1822 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
1823 * get_user_var_name().
|
|
|
1824 */
|
|
|
1825
|
|
|
1826 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
1827
|
|
|
1828 static char_u *varnamebuf = NULL;
|
|
|
1829 static int varnamebuflen = 0;
|
|
|
1830
|
|
|
1831 /*
|
|
|
1832 * Function to concatenate a prefix and a variable name.
|
|
|
1833 */
|
|
|
1834 static char_u *
|
|
|
1835 cat_prefix_varname(prefix, name)
|
|
|
1836 int prefix;
|
|
|
1837 char_u *name;
|
|
|
1838 {
|
|
|
1839 int len;
|
|
|
1840
|
|
|
1841 len = (int)STRLEN(name) + 3;
|
|
|
1842 if (len > varnamebuflen)
|
|
|
1843 {
|
|
|
1844 vim_free(varnamebuf);
|
|
|
1845 len += 10; /* some additional space */
|
|
|
1846 varnamebuf = alloc(len);
|
|
|
1847 if (varnamebuf == NULL)
|
|
|
1848 {
|
|
|
1849 varnamebuflen = 0;
|
|
|
1850 return NULL;
|
|
|
1851 }
|
|
|
1852 varnamebuflen = len;
|
|
|
1853 }
|
|
|
1854 *varnamebuf = prefix;
|
|
|
1855 varnamebuf[1] = ':';
|
|
|
1856 STRCPY(varnamebuf + 2, name);
|
|
|
1857 return varnamebuf;
|
|
|
1858 }
|
|
|
1859
|
|
|
1860 /*
|
|
|
1861 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
1862 * (global/buffer/window/built-in) variable names.
|
|
|
1863 */
|
|
|
1864 /*ARGSUSED*/
|
|
|
1865 char_u *
|
|
|
1866 get_user_var_name(xp, idx)
|
|
|
1867 expand_T *xp;
|
|
|
1868 int idx;
|
|
|
1869 {
|
|
|
1870 static int gidx;
|
|
|
1871 static int bidx;
|
|
|
1872 static int widx;
|
|
|
1873 static int vidx;
|
|
|
1874 char_u *name;
|
|
|
1875
|
|
|
1876 if (idx == 0)
|
|
|
1877 gidx = bidx = widx = vidx = 0;
|
|
|
1878 if (gidx < variables.ga_len) /* Global variables */
|
|
|
1879 {
|
|
56
|
1880 while ((name = VAR_ENTRY(gidx++).v_name) == NULL
|
|
7
|
1881 && gidx < variables.ga_len)
|
|
|
1882 /* skip */;
|
|
|
1883 if (name != NULL)
|
|
|
1884 {
|
|
|
1885 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
1886 return cat_prefix_varname('g', name);
|
|
|
1887 else
|
|
|
1888 return name;
|
|
|
1889 }
|
|
|
1890 }
|
|
|
1891 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
1892 {
|
|
56
|
1893 while ((name = BVAR_ENTRY(bidx++).v_name) == NULL
|
|
7
|
1894 && bidx < curbuf->b_vars.ga_len)
|
|
|
1895 /* skip */;
|
|
|
1896 if (name != NULL)
|
|
|
1897 return cat_prefix_varname('b', name);
|
|
|
1898 }
|
|
|
1899 if (bidx == curbuf->b_vars.ga_len)
|
|
|
1900 {
|
|
|
1901 ++bidx;
|
|
|
1902 return (char_u *)"b:changedtick";
|
|
|
1903 }
|
|
|
1904 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
1905 {
|
|
56
|
1906 while ((name = WVAR_ENTRY(widx++).v_name) == NULL
|
|
7
|
1907 && widx < curwin->w_vars.ga_len)
|
|
|
1908 /* skip */;
|
|
|
1909 if (name != NULL)
|
|
|
1910 return cat_prefix_varname('w', name);
|
|
|
1911 }
|
|
|
1912 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
1913 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
1914
|
|
|
1915 vim_free(varnamebuf);
|
|
|
1916 varnamebuf = NULL;
|
|
|
1917 varnamebuflen = 0;
|
|
|
1918 return NULL;
|
|
|
1919 }
|
|
|
1920
|
|
|
1921 #endif /* FEAT_CMDL_COMPL */
|
|
|
1922
|
|
|
1923 /*
|
|
|
1924 * types for expressions.
|
|
|
1925 */
|
|
|
1926 typedef enum
|
|
|
1927 {
|
|
|
1928 TYPE_UNKNOWN = 0
|
|
|
1929 , TYPE_EQUAL /* == */
|
|
|
1930 , TYPE_NEQUAL /* != */
|
|
|
1931 , TYPE_GREATER /* > */
|
|
|
1932 , TYPE_GEQUAL /* >= */
|
|
|
1933 , TYPE_SMALLER /* < */
|
|
|
1934 , TYPE_SEQUAL /* <= */
|
|
|
1935 , TYPE_MATCH /* =~ */
|
|
|
1936 , TYPE_NOMATCH /* !~ */
|
|
|
1937 } exptype_T;
|
|
|
1938
|
|
|
1939 /*
|
|
|
1940 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
71
|
1941 * executed. The function may return OK, but the rettv will be of type
|
|
7
|
1942 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
1943 */
|
|
|
1944
|
|
|
1945 /*
|
|
|
1946 * Handle zero level expression.
|
|
|
1947 * This calls eval1() and handles error message and nextcmd.
|
|
71
|
1948 * Put the result in "rettv" when returning OK and "evaluate" is TRUE.
|
|
7
|
1949 * Return OK or FAIL.
|
|
|
1950 */
|
|
|
1951 static int
|
|
71
|
1952 eval0(arg, rettv, nextcmd, evaluate)
|
|
7
|
1953 char_u *arg;
|
|
71
|
1954 typeval *rettv;
|
|
7
|
1955 char_u **nextcmd;
|
|
|
1956 int evaluate;
|
|
|
1957 {
|
|
|
1958 int ret;
|
|
|
1959 char_u *p;
|
|
|
1960
|
|
|
1961 p = skipwhite(arg);
|
|
71
|
1962 ret = eval1(&p, rettv, evaluate);
|
|
7
|
1963 if (ret == FAIL || !ends_excmd(*p))
|
|
|
1964 {
|
|
|
1965 if (ret != FAIL)
|
|
71
|
1966 clear_tv(rettv);
|
|
7
|
1967 /*
|
|
|
1968 * Report the invalid expression unless the expression evaluation has
|
|
|
1969 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
1970 * exception.
|
|
|
1971 */
|
|
|
1972 if (!aborting())
|
|
|
1973 EMSG2(_(e_invexpr2), arg);
|
|
|
1974 ret = FAIL;
|
|
|
1975 }
|
|
|
1976 if (nextcmd != NULL)
|
|
|
1977 *nextcmd = check_nextcmd(p);
|
|
|
1978
|
|
|
1979 return ret;
|
|
|
1980 }
|
|
|
1981
|
|
|
1982 /*
|
|
|
1983 * Handle top level expression:
|
|
|
1984 * expr1 ? expr0 : expr0
|
|
|
1985 *
|
|
|
1986 * "arg" must point to the first non-white of the expression.
|
|
|
1987 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
1988 *
|
|
|
1989 * Return OK or FAIL.
|
|
|
1990 */
|
|
|
1991 static int
|
|
71
|
1992 eval1(arg, rettv, evaluate)
|
|
7
|
1993 char_u **arg;
|
|
71
|
1994 typeval *rettv;
|
|
7
|
1995 int evaluate;
|
|
|
1996 {
|
|
|
1997 int result;
|
|
56
|
1998 typeval var2;
|
|
7
|
1999
|
|
|
2000 /*
|
|
|
2001 * Get the first variable.
|
|
|
2002 */
|
|
71
|
2003 if (eval2(arg, rettv, evaluate) == FAIL)
|
|
7
|
2004 return FAIL;
|
|
|
2005
|
|
|
2006 if ((*arg)[0] == '?')
|
|
|
2007 {
|
|
|
2008 result = FALSE;
|
|
|
2009 if (evaluate)
|
|
|
2010 {
|
|
71
|
2011 if (get_tv_number(rettv) != 0)
|
|
7
|
2012 result = TRUE;
|
|
71
|
2013 clear_tv(rettv);
|
|
7
|
2014 }
|
|
|
2015
|
|
|
2016 /*
|
|
|
2017 * Get the second variable.
|
|
|
2018 */
|
|
|
2019 *arg = skipwhite(*arg + 1);
|
|
71
|
2020 if (eval1(arg, rettv, evaluate && result) == FAIL) /* recursive! */
|
|
7
|
2021 return FAIL;
|
|
|
2022
|
|
|
2023 /*
|
|
|
2024 * Check for the ":".
|
|
|
2025 */
|
|
|
2026 if ((*arg)[0] != ':')
|
|
|
2027 {
|
|
|
2028 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
2029 if (evaluate && result)
|
|
71
|
2030 clear_tv(rettv);
|
|
7
|
2031 return FAIL;
|
|
|
2032 }
|
|
|
2033
|
|
|
2034 /*
|
|
|
2035 * Get the third variable.
|
|
|
2036 */
|
|
|
2037 *arg = skipwhite(*arg + 1);
|
|
|
2038 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
2039 {
|
|
|
2040 if (evaluate && result)
|
|
71
|
2041 clear_tv(rettv);
|
|
7
|
2042 return FAIL;
|
|
|
2043 }
|
|
|
2044 if (evaluate && !result)
|
|
71
|
2045 *rettv = var2;
|
|
7
|
2046 }
|
|
|
2047
|
|
|
2048 return OK;
|
|
|
2049 }
|
|
|
2050
|
|
|
2051 /*
|
|
|
2052 * Handle first level expression:
|
|
|
2053 * expr2 || expr2 || expr2 logical OR
|
|
|
2054 *
|
|
|
2055 * "arg" must point to the first non-white of the expression.
|
|
|
2056 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2057 *
|
|
|
2058 * Return OK or FAIL.
|
|
|
2059 */
|
|
|
2060 static int
|
|
71
|
2061 eval2(arg, rettv, evaluate)
|
|
7
|
2062 char_u **arg;
|
|
71
|
2063 typeval *rettv;
|
|
7
|
2064 int evaluate;
|
|
|
2065 {
|
|
56
|
2066 typeval var2;
|
|
7
|
2067 long result;
|
|
|
2068 int first;
|
|
|
2069
|
|
|
2070 /*
|
|
|
2071 * Get the first variable.
|
|
|
2072 */
|
|
71
|
2073 if (eval3(arg, rettv, evaluate) == FAIL)
|
|
7
|
2074 return FAIL;
|
|
|
2075
|
|
|
2076 /*
|
|
|
2077 * Repeat until there is no following "||".
|
|
|
2078 */
|
|
|
2079 first = TRUE;
|
|
|
2080 result = FALSE;
|
|
|
2081 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
2082 {
|
|
|
2083 if (evaluate && first)
|
|
|
2084 {
|
|
71
|
2085 if (get_tv_number(rettv) != 0)
|
|
7
|
2086 result = TRUE;
|
|
71
|
2087 clear_tv(rettv);
|
|
7
|
2088 first = FALSE;
|
|
|
2089 }
|
|
|
2090
|
|
|
2091 /*
|
|
|
2092 * Get the second variable.
|
|
|
2093 */
|
|
|
2094 *arg = skipwhite(*arg + 2);
|
|
|
2095 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
2096 return FAIL;
|
|
|
2097
|
|
|
2098 /*
|
|
|
2099 * Compute the result.
|
|
|
2100 */
|
|
|
2101 if (evaluate && !result)
|
|
|
2102 {
|
|
71
|
2103 if (get_tv_number(&var2) != 0)
|
|
7
|
2104 result = TRUE;
|
|
71
|
2105 clear_tv(&var2);
|
|
7
|
2106 }
|
|
|
2107 if (evaluate)
|
|
|
2108 {
|
|
71
|
2109 rettv->v_type = VAR_NUMBER;
|
|
|
2110 rettv->vval.v_number = result;
|
|
7
|
2111 }
|
|
|
2112 }
|
|
|
2113
|
|
|
2114 return OK;
|
|
|
2115 }
|
|
|
2116
|
|
|
2117 /*
|
|
|
2118 * Handle second level expression:
|
|
|
2119 * expr3 && expr3 && expr3 logical AND
|
|
|
2120 *
|
|
|
2121 * "arg" must point to the first non-white of the expression.
|
|
|
2122 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2123 *
|
|
|
2124 * Return OK or FAIL.
|
|
|
2125 */
|
|
|
2126 static int
|
|
71
|
2127 eval3(arg, rettv, evaluate)
|
|
7
|
2128 char_u **arg;
|
|
71
|
2129 typeval *rettv;
|
|
7
|
2130 int evaluate;
|
|
|
2131 {
|
|
56
|
2132 typeval var2;
|
|
7
|
2133 long result;
|
|
|
2134 int first;
|
|
|
2135
|
|
|
2136 /*
|
|
|
2137 * Get the first variable.
|
|
|
2138 */
|
|
71
|
2139 if (eval4(arg, rettv, evaluate) == FAIL)
|
|
7
|
2140 return FAIL;
|
|
|
2141
|
|
|
2142 /*
|
|
|
2143 * Repeat until there is no following "&&".
|
|
|
2144 */
|
|
|
2145 first = TRUE;
|
|
|
2146 result = TRUE;
|
|
|
2147 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
2148 {
|
|
|
2149 if (evaluate && first)
|
|
|
2150 {
|
|
71
|
2151 if (get_tv_number(rettv) == 0)
|
|
7
|
2152 result = FALSE;
|
|
71
|
2153 clear_tv(rettv);
|
|
7
|
2154 first = FALSE;
|
|
|
2155 }
|
|
|
2156
|
|
|
2157 /*
|
|
|
2158 * Get the second variable.
|
|
|
2159 */
|
|
|
2160 *arg = skipwhite(*arg + 2);
|
|
|
2161 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
2162 return FAIL;
|
|
|
2163
|
|
|
2164 /*
|
|
|
2165 * Compute the result.
|
|
|
2166 */
|
|
|
2167 if (evaluate && result)
|
|
|
2168 {
|
|
71
|
2169 if (get_tv_number(&var2) == 0)
|
|
7
|
2170 result = FALSE;
|
|
71
|
2171 clear_tv(&var2);
|
|
7
|
2172 }
|
|
|
2173 if (evaluate)
|
|
|
2174 {
|
|
71
|
2175 rettv->v_type = VAR_NUMBER;
|
|
|
2176 rettv->vval.v_number = result;
|
|
7
|
2177 }
|
|
|
2178 }
|
|
|
2179
|
|
|
2180 return OK;
|
|
|
2181 }
|
|
|
2182
|
|
|
2183 /*
|
|
|
2184 * Handle third level expression:
|
|
|
2185 * var1 == var2
|
|
|
2186 * var1 =~ var2
|
|
|
2187 * var1 != var2
|
|
|
2188 * var1 !~ var2
|
|
|
2189 * var1 > var2
|
|
|
2190 * var1 >= var2
|
|
|
2191 * var1 < var2
|
|
|
2192 * var1 <= var2
|
|
|
2193 *
|
|
|
2194 * "arg" must point to the first non-white of the expression.
|
|
|
2195 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2196 *
|
|
|
2197 * Return OK or FAIL.
|
|
|
2198 */
|
|
|
2199 static int
|
|
71
|
2200 eval4(arg, rettv, evaluate)
|
|
7
|
2201 char_u **arg;
|
|
71
|
2202 typeval *rettv;
|
|
7
|
2203 int evaluate;
|
|
|
2204 {
|
|
56
|
2205 typeval var2;
|
|
7
|
2206 char_u *p;
|
|
|
2207 int i;
|
|
|
2208 exptype_T type = TYPE_UNKNOWN;
|
|
|
2209 int len = 2;
|
|
|
2210 long n1, n2;
|
|
|
2211 char_u *s1, *s2;
|
|
|
2212 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2213 regmatch_T regmatch;
|
|
|
2214 int ic;
|
|
|
2215 char_u *save_cpo;
|
|
|
2216
|
|
|
2217 /*
|
|
|
2218 * Get the first variable.
|
|
|
2219 */
|
|
71
|
2220 if (eval5(arg, rettv, evaluate) == FAIL)
|
|
7
|
2221 return FAIL;
|
|
|
2222
|
|
|
2223 p = *arg;
|
|
|
2224 switch (p[0])
|
|
|
2225 {
|
|
|
2226 case '=': if (p[1] == '=')
|
|
|
2227 type = TYPE_EQUAL;
|
|
|
2228 else if (p[1] == '~')
|
|
|
2229 type = TYPE_MATCH;
|
|
|
2230 break;
|
|
|
2231 case '!': if (p[1] == '=')
|
|
|
2232 type = TYPE_NEQUAL;
|
|
|
2233 else if (p[1] == '~')
|
|
|
2234 type = TYPE_NOMATCH;
|
|
|
2235 break;
|
|
|
2236 case '>': if (p[1] != '=')
|
|
|
2237 {
|
|
|
2238 type = TYPE_GREATER;
|
|
|
2239 len = 1;
|
|
|
2240 }
|
|
|
2241 else
|
|
|
2242 type = TYPE_GEQUAL;
|
|
|
2243 break;
|
|
|
2244 case '<': if (p[1] != '=')
|
|
|
2245 {
|
|
|
2246 type = TYPE_SMALLER;
|
|
|
2247 len = 1;
|
|
|
2248 }
|
|
|
2249 else
|
|
|
2250 type = TYPE_SEQUAL;
|
|
|
2251 break;
|
|
|
2252 }
|
|
|
2253
|
|
|
2254 /*
|
|
|
2255 * If there is a comparitive operator, use it.
|
|
|
2256 */
|
|
|
2257 if (type != TYPE_UNKNOWN)
|
|
|
2258 {
|
|
|
2259 /* extra question mark appended: ignore case */
|
|
|
2260 if (p[len] == '?')
|
|
|
2261 {
|
|
|
2262 ic = TRUE;
|
|
|
2263 ++len;
|
|
|
2264 }
|
|
|
2265 /* extra '#' appended: match case */
|
|
|
2266 else if (p[len] == '#')
|
|
|
2267 {
|
|
|
2268 ic = FALSE;
|
|
|
2269 ++len;
|
|
|
2270 }
|
|
|
2271 /* nothing appened: use 'ignorecase' */
|
|
|
2272 else
|
|
|
2273 ic = p_ic;
|
|
|
2274
|
|
|
2275 /*
|
|
|
2276 * Get the second variable.
|
|
|
2277 */
|
|
|
2278 *arg = skipwhite(p + len);
|
|
|
2279 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
2280 {
|
|
71
|
2281 clear_tv(rettv);
|
|
7
|
2282 return FAIL;
|
|
|
2283 }
|
|
|
2284
|
|
|
2285 if (evaluate)
|
|
|
2286 {
|
|
|
2287 /*
|
|
|
2288 * If one of the two variables is a number, compare as a number.
|
|
|
2289 * When using "=~" or "!~", always compare as string.
|
|
|
2290 */
|
|
71
|
2291 if ((rettv->v_type == VAR_NUMBER || var2.v_type == VAR_NUMBER)
|
|
7
|
2292 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2293 {
|
|
71
|
2294 n1 = get_tv_number(rettv);
|
|
|
2295 n2 = get_tv_number(&var2);
|
|
7
|
2296 switch (type)
|
|
|
2297 {
|
|
|
2298 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2299 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2300 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2301 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2302 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2303 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2304 case TYPE_UNKNOWN:
|
|
|
2305 case TYPE_MATCH:
|
|
|
2306 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2307 }
|
|
|
2308 }
|
|
|
2309 else
|
|
|
2310 {
|
|
71
|
2311 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2312 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2313 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2314 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2315 else
|
|
|
2316 i = 0;
|
|
|
2317 n1 = FALSE;
|
|
|
2318 switch (type)
|
|
|
2319 {
|
|
|
2320 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2321 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2322 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2323 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2324 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2325 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2326
|
|
|
2327 case TYPE_MATCH:
|
|
|
2328 case TYPE_NOMATCH:
|
|
|
2329 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2330 save_cpo = p_cpo;
|
|
|
2331 p_cpo = (char_u *)"";
|
|
|
2332 regmatch.regprog = vim_regcomp(s2,
|
|
|
2333 RE_MAGIC + RE_STRING);
|
|
|
2334 regmatch.rm_ic = ic;
|
|
|
2335 if (regmatch.regprog != NULL)
|
|
|
2336 {
|
|
|
2337 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2338 vim_free(regmatch.regprog);
|
|
|
2339 if (type == TYPE_NOMATCH)
|
|
|
2340 n1 = !n1;
|
|
|
2341 }
|
|
|
2342 p_cpo = save_cpo;
|
|
|
2343 break;
|
|
|
2344
|
|
|
2345 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2346 }
|
|
|
2347 }
|
|
71
|
2348 clear_tv(rettv);
|
|
|
2349 clear_tv(&var2);
|
|
|
2350 rettv->v_type = VAR_NUMBER;
|
|
|
2351 rettv->vval.v_number = n1;
|
|
7
|
2352 }
|
|
|
2353 }
|
|
|
2354
|
|
|
2355 return OK;
|
|
|
2356 }
|
|
|
2357
|
|
|
2358 /*
|
|
|
2359 * Handle fourth level expression:
|
|
|
2360 * + number addition
|
|
|
2361 * - number subtraction
|
|
|
2362 * . string concatenation
|
|
|
2363 *
|
|
|
2364 * "arg" must point to the first non-white of the expression.
|
|
|
2365 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2366 *
|
|
|
2367 * Return OK or FAIL.
|
|
|
2368 */
|
|
|
2369 static int
|
|
71
|
2370 eval5(arg, rettv, evaluate)
|
|
7
|
2371 char_u **arg;
|
|
71
|
2372 typeval *rettv;
|
|
7
|
2373 int evaluate;
|
|
|
2374 {
|
|
56
|
2375 typeval var2;
|
|
7
|
2376 int op;
|
|
|
2377 long n1, n2;
|
|
|
2378 char_u *s1, *s2;
|
|
|
2379 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2380 char_u *p;
|
|
|
2381
|
|
|
2382 /*
|
|
|
2383 * Get the first variable.
|
|
|
2384 */
|
|
71
|
2385 if (eval6(arg, rettv, evaluate) == FAIL)
|
|
7
|
2386 return FAIL;
|
|
|
2387
|
|
|
2388 /*
|
|
|
2389 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2390 */
|
|
|
2391 for (;;)
|
|
|
2392 {
|
|
|
2393 op = **arg;
|
|
|
2394 if (op != '+' && op != '-' && op != '.')
|
|
|
2395 break;
|
|
|
2396
|
|
|
2397 /*
|
|
|
2398 * Get the second variable.
|
|
|
2399 */
|
|
|
2400 *arg = skipwhite(*arg + 1);
|
|
|
2401 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2402 {
|
|
71
|
2403 clear_tv(rettv);
|
|
7
|
2404 return FAIL;
|
|
|
2405 }
|
|
|
2406
|
|
|
2407 if (evaluate)
|
|
|
2408 {
|
|
|
2409 /*
|
|
|
2410 * Compute the result.
|
|
|
2411 */
|
|
|
2412 if (op == '.')
|
|
|
2413 {
|
|
71
|
2414 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2415 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2416 op = (int)STRLEN(s1);
|
|
|
2417 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2418 if (p != NULL)
|
|
|
2419 {
|
|
|
2420 STRCPY(p, s1);
|
|
|
2421 STRCPY(p + op, s2);
|
|
|
2422 }
|
|
71
|
2423 clear_tv(rettv);
|
|
|
2424 rettv->v_type = VAR_STRING;
|
|
|
2425 rettv->vval.v_string = p;
|
|
7
|
2426 }
|
|
|
2427 else
|
|
|
2428 {
|
|
71
|
2429 n1 = get_tv_number(rettv);
|
|
|
2430 n2 = get_tv_number(&var2);
|
|
|
2431 clear_tv(rettv);
|
|
7
|
2432 if (op == '+')
|
|
|
2433 n1 = n1 + n2;
|
|
|
2434 else
|
|
|
2435 n1 = n1 - n2;
|
|
71
|
2436 rettv->v_type = VAR_NUMBER;
|
|
|
2437 rettv->vval.v_number = n1;
|
|
|
2438 }
|
|
|
2439 clear_tv(&var2);
|
|
7
|
2440 }
|
|
|
2441 }
|
|
|
2442 return OK;
|
|
|
2443 }
|
|
|
2444
|
|
|
2445 /*
|
|
|
2446 * Handle fifth level expression:
|
|
|
2447 * * number multiplication
|
|
|
2448 * / number division
|
|
|
2449 * % number modulo
|
|
|
2450 *
|
|
|
2451 * "arg" must point to the first non-white of the expression.
|
|
|
2452 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2453 *
|
|
|
2454 * Return OK or FAIL.
|
|
|
2455 */
|
|
|
2456 static int
|
|
71
|
2457 eval6(arg, rettv, evaluate)
|
|
7
|
2458 char_u **arg;
|
|
71
|
2459 typeval *rettv;
|
|
7
|
2460 int evaluate;
|
|
|
2461 {
|
|
56
|
2462 typeval var2;
|
|
7
|
2463 int op;
|
|
|
2464 long n1, n2;
|
|
|
2465
|
|
|
2466 /*
|
|
|
2467 * Get the first variable.
|
|
|
2468 */
|
|
71
|
2469 if (eval7(arg, rettv, evaluate) == FAIL)
|
|
7
|
2470 return FAIL;
|
|
|
2471
|
|
|
2472 /*
|
|
|
2473 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2474 */
|
|
|
2475 for (;;)
|
|
|
2476 {
|
|
|
2477 op = **arg;
|
|
|
2478 if (op != '*' && op != '/' && op != '%')
|
|
|
2479 break;
|
|
|
2480
|
|
|
2481 if (evaluate)
|
|
|
2482 {
|
|
71
|
2483 n1 = get_tv_number(rettv);
|
|
|
2484 clear_tv(rettv);
|
|
7
|
2485 }
|
|
|
2486 else
|
|
|
2487 n1 = 0;
|
|
|
2488
|
|
|
2489 /*
|
|
|
2490 * Get the second variable.
|
|
|
2491 */
|
|
|
2492 *arg = skipwhite(*arg + 1);
|
|
|
2493 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2494 return FAIL;
|
|
|
2495
|
|
|
2496 if (evaluate)
|
|
|
2497 {
|
|
71
|
2498 n2 = get_tv_number(&var2);
|
|
|
2499 clear_tv(&var2);
|
|
7
|
2500
|
|
|
2501 /*
|
|
|
2502 * Compute the result.
|
|
|
2503 */
|
|
|
2504 if (op == '*')
|
|
|
2505 n1 = n1 * n2;
|
|
|
2506 else if (op == '/')
|
|
|
2507 {
|
|
|
2508 if (n2 == 0) /* give an error message? */
|
|
|
2509 n1 = 0x7fffffffL;
|
|
|
2510 else
|
|
|
2511 n1 = n1 / n2;
|
|
|
2512 }
|
|
|
2513 else
|
|
|
2514 {
|
|
|
2515 if (n2 == 0) /* give an error message? */
|
|
|
2516 n1 = 0;
|
|
|
2517 else
|
|
|
2518 n1 = n1 % n2;
|
|
|
2519 }
|
|
71
|
2520 rettv->v_type = VAR_NUMBER;
|
|
|
2521 rettv->vval.v_number = n1;
|
|
7
|
2522 }
|
|
|
2523 }
|
|
|
2524
|
|
|
2525 return OK;
|
|
|
2526 }
|
|
|
2527
|
|
|
2528 /*
|
|
|
2529 * Handle sixth level expression:
|
|
|
2530 * number number constant
|
|
|
2531 * "string" string contstant
|
|
|
2532 * 'string' literal string contstant
|
|
|
2533 * &option-name option value
|
|
|
2534 * @r register contents
|
|
|
2535 * identifier variable value
|
|
|
2536 * function() function call
|
|
|
2537 * $VAR environment variable
|
|
|
2538 * (expression) nested expression
|
|
|
2539 *
|
|
|
2540 * Also handle:
|
|
|
2541 * ! in front logical NOT
|
|
|
2542 * - in front unary minus
|
|
|
2543 * + in front unary plus (ignored)
|
|
|
2544 * trailing [] subscript in String
|
|
|
2545 *
|
|
|
2546 * "arg" must point to the first non-white of the expression.
|
|
|
2547 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2548 *
|
|
|
2549 * Return OK or FAIL.
|
|
|
2550 */
|
|
|
2551 static int
|
|
71
|
2552 eval7(arg, rettv, evaluate)
|
|
7
|
2553 char_u **arg;
|
|
71
|
2554 typeval *rettv;
|
|
7
|
2555 int evaluate;
|
|
|
2556 {
|
|
|
2557 long n;
|
|
|
2558 int len;
|
|
|
2559 char_u *s;
|
|
|
2560 int val;
|
|
|
2561 char_u *start_leader, *end_leader;
|
|
|
2562 int ret = OK;
|
|
|
2563 char_u *alias;
|
|
|
2564
|
|
|
2565 /*
|
|
71
|
2566 * Initialise variable so that clear_tv() can't mistake this for a
|
|
56
|
2567 * string and free a string that isn't there.
|
|
7
|
2568 */
|
|
71
|
2569 rettv->v_type = VAR_UNKNOWN;
|
|
7
|
2570
|
|
|
2571 /*
|
|
|
2572 * Skip '!' and '-' characters. They are handled later.
|
|
|
2573 */
|
|
|
2574 start_leader = *arg;
|
|
|
2575 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
2576 *arg = skipwhite(*arg + 1);
|
|
|
2577 end_leader = *arg;
|
|
|
2578
|
|
|
2579 switch (**arg)
|
|
|
2580 {
|
|
|
2581 /*
|
|
|
2582 * Number constant.
|
|
|
2583 */
|
|
|
2584 case '0':
|
|
|
2585 case '1':
|
|
|
2586 case '2':
|
|
|
2587 case '3':
|
|
|
2588 case '4':
|
|
|
2589 case '5':
|
|
|
2590 case '6':
|
|
|
2591 case '7':
|
|
|
2592 case '8':
|
|
|
2593 case '9':
|
|
|
2594 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
2595 *arg += len;
|
|
|
2596 if (evaluate)
|
|
|
2597 {
|
|
71
|
2598 rettv->v_type = VAR_NUMBER;
|
|
|
2599 rettv->vval.v_number = n;
|
|
7
|
2600 }
|
|
|
2601 break;
|
|
|
2602
|
|
|
2603 /*
|
|
|
2604 * String constant: "string".
|
|
|
2605 */
|
|
71
|
2606 case '"': ret = get_string_tv(arg, rettv, evaluate);
|
|
7
|
2607 break;
|
|
|
2608
|
|
|
2609 /*
|
|
|
2610 * Literal string constant: 'string'.
|
|
|
2611 */
|
|
71
|
2612 case '\'': ret = get_lit_string_tv(arg, rettv, evaluate);
|
|
56
|
2613 break;
|
|
|
2614
|
|
|
2615 /*
|
|
|
2616 * List: [expr, expr]
|
|
|
2617 */
|
|
71
|
2618 case '[': ret = get_list_tv(arg, rettv, evaluate);
|
|
7
|
2619 break;
|
|
|
2620
|
|
|
2621 /*
|
|
|
2622 * Option value: &name
|
|
|
2623 */
|
|
71
|
2624 case '&': ret = get_option_tv(arg, rettv, evaluate);
|
|
7
|
2625 break;
|
|
|
2626
|
|
|
2627 /*
|
|
|
2628 * Environment variable: $VAR.
|
|
|
2629 */
|
|
71
|
2630 case '$': ret = get_env_tv(arg, rettv, evaluate);
|
|
7
|
2631 break;
|
|
|
2632
|
|
|
2633 /*
|
|
|
2634 * Register contents: @r.
|
|
|
2635 */
|
|
|
2636 case '@': ++*arg;
|
|
|
2637 if (evaluate)
|
|
|
2638 {
|
|
71
|
2639 rettv->v_type = VAR_STRING;
|
|
|
2640 rettv->vval.v_string = get_reg_contents(**arg, FALSE);
|
|
7
|
2641 }
|
|
|
2642 if (**arg != NUL)
|
|
|
2643 ++*arg;
|
|
|
2644 break;
|
|
|
2645
|
|
|
2646 /*
|
|
|
2647 * nested expression: (expression).
|
|
|
2648 */
|
|
|
2649 case '(': *arg = skipwhite(*arg + 1);
|
|
71
|
2650 ret = eval1(arg, rettv, evaluate); /* recursive! */
|
|
7
|
2651 if (**arg == ')')
|
|
|
2652 ++*arg;
|
|
|
2653 else if (ret == OK)
|
|
|
2654 {
|
|
|
2655 EMSG(_("E110: Missing ')'"));
|
|
71
|
2656 clear_tv(rettv);
|
|
7
|
2657 ret = FAIL;
|
|
|
2658 }
|
|
|
2659 break;
|
|
|
2660
|
|
|
2661 /*
|
|
|
2662 * Must be a variable or function name then.
|
|
|
2663 */
|
|
|
2664 default: s = *arg;
|
|
|
2665 len = get_func_len(arg, &alias, evaluate);
|
|
|
2666 if (alias != NULL)
|
|
|
2667 s = alias;
|
|
|
2668
|
|
|
2669 if (len == 0)
|
|
|
2670 ret = FAIL;
|
|
|
2671 else
|
|
|
2672 {
|
|
|
2673 if (**arg == '(') /* recursive! */
|
|
|
2674 {
|
|
56
|
2675 /* If "s" is the name of a variable of type VAR_FUNC
|
|
|
2676 * use its contents. */
|
|
|
2677 s = deref_func_name(s, &len);
|
|
|
2678
|
|
|
2679 /* Invoke the function. */
|
|
71
|
2680 ret = get_func_tv(s, len, rettv, arg,
|
|
7
|
2681 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
2682 &len, evaluate);
|
|
|
2683 /* Stop the expression evaluation when immediately
|
|
|
2684 * aborting on error, or when an interrupt occurred or
|
|
|
2685 * an exception was thrown but not caught. */
|
|
|
2686 if (aborting())
|
|
|
2687 {
|
|
|
2688 if (ret == OK)
|
|
71
|
2689 clear_tv(rettv);
|
|
7
|
2690 ret = FAIL;
|
|
|
2691 }
|
|
|
2692 }
|
|
|
2693 else if (evaluate)
|
|
71
|
2694 ret = get_var_tv(s, len, rettv);
|
|
7
|
2695 }
|
|
|
2696
|
|
|
2697 if (alias != NULL)
|
|
|
2698 vim_free(alias);
|
|
|
2699
|
|
|
2700 break;
|
|
|
2701 }
|
|
|
2702 *arg = skipwhite(*arg);
|
|
|
2703
|
|
|
2704 /*
|
|
56
|
2705 * Handle expr[expr] and expr[expr:expr] subscript.
|
|
7
|
2706 */
|
|
56
|
2707 while (**arg == '[' && ret == OK)
|
|
|
2708 {
|
|
71
|
2709 if (eval_index(arg, rettv, evaluate) == FAIL)
|
|
|
2710 {
|
|
|
2711 clear_tv(rettv);
|
|
7
|
2712 return FAIL;
|
|
|
2713 }
|
|
|
2714 }
|
|
|
2715
|
|
|
2716 /*
|
|
|
2717 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
2718 */
|
|
|
2719 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
2720 {
|
|
71
|
2721 val = get_tv_number(rettv);
|
|
7
|
2722 while (end_leader > start_leader)
|
|
|
2723 {
|
|
|
2724 --end_leader;
|
|
|
2725 if (*end_leader == '!')
|
|
|
2726 val = !val;
|
|
|
2727 else if (*end_leader == '-')
|
|
|
2728 val = -val;
|
|
|
2729 }
|
|
71
|
2730 clear_tv(rettv);
|
|
|
2731 rettv->v_type = VAR_NUMBER;
|
|
|
2732 rettv->vval.v_number = val;
|
|
7
|
2733 }
|
|
|
2734
|
|
|
2735 return ret;
|
|
|
2736 }
|
|
|
2737
|
|
|
2738 /*
|
|
56
|
2739 * Evaluate an "[expr]" or "[expr:expr]" index.
|
|
|
2740 * "*arg" points to the '['.
|
|
|
2741 * Returns FAIL or OK. "*arg" is advanced to after the ']'.
|
|
|
2742 */
|
|
|
2743 static int
|
|
71
|
2744 eval_index(arg, rettv, evaluate)
|
|
56
|
2745 char_u **arg;
|
|
71
|
2746 typeval *rettv;
|
|
56
|
2747 int evaluate;
|
|
|
2748 {
|
|
|
2749 int empty1 = FALSE, empty2 = FALSE;
|
|
|
2750 typeval var1, var2;
|
|
|
2751 long n1, n2 = 0;
|
|
|
2752 long len;
|
|
|
2753 int range;
|
|
|
2754 char_u *s;
|
|
|
2755
|
|
71
|
2756 if (rettv->v_type == VAR_FUNC)
|
|
56
|
2757 {
|
|
|
2758 EMSG(_("E999: Cannot index a Funcref"));
|
|
|
2759 return FAIL;
|
|
|
2760 }
|
|
|
2761
|
|
|
2762 /*
|
|
|
2763 * Get the (first) variable from inside the [].
|
|
|
2764 */
|
|
|
2765 *arg = skipwhite(*arg + 1);
|
|
|
2766 if (**arg == ':')
|
|
|
2767 empty1 = TRUE;
|
|
|
2768 else if (eval1(arg, &var1, evaluate) == FAIL) /* recursive! */
|
|
|
2769 return FAIL;
|
|
|
2770
|
|
|
2771 /*
|
|
|
2772 * Get the second variable from inside the [:].
|
|
|
2773 */
|
|
|
2774 if (**arg == ':')
|
|
|
2775 {
|
|
|
2776 range = TRUE;
|
|
|
2777 *arg = skipwhite(*arg + 1);
|
|
|
2778 if (**arg == ']')
|
|
|
2779 empty2 = TRUE;
|
|
|
2780 else if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
2781 {
|
|
71
|
2782 clear_tv(&var1);
|
|
56
|
2783 return FAIL;
|
|
|
2784 }
|
|
|
2785 }
|
|
|
2786 else
|
|
|
2787 range = FALSE;
|
|
|
2788
|
|
|
2789 /* Check for the ']'. */
|
|
|
2790 if (**arg != ']')
|
|
|
2791 {
|
|
71
|
2792 EMSG(_(e_missbrac));
|
|
|
2793 clear_tv(&var1);
|
|
56
|
2794 if (range)
|
|
71
|
2795 clear_tv(&var2);
|
|
56
|
2796 return FAIL;
|
|
|
2797 }
|
|
|
2798
|
|
|
2799 if (evaluate)
|
|
|
2800 {
|
|
|
2801 if (empty1)
|
|
|
2802 n1 = 0;
|
|
|
2803 else
|
|
|
2804 {
|
|
71
|
2805 n1 = get_tv_number(&var1);
|
|
|
2806 clear_tv(&var1);
|
|
56
|
2807 }
|
|
|
2808 if (range)
|
|
|
2809 {
|
|
|
2810 if (empty2)
|
|
|
2811 n2 = -1;
|
|
|
2812 else
|
|
|
2813 {
|
|
71
|
2814 n2 = get_tv_number(&var2);
|
|
|
2815 clear_tv(&var2);
|
|
|
2816 }
|
|
|
2817 }
|
|
|
2818
|
|
|
2819 switch (rettv->v_type)
|
|
56
|
2820 {
|
|
|
2821 case VAR_NUMBER:
|
|
|
2822 case VAR_STRING:
|
|
71
|
2823 s = get_tv_string(rettv);
|
|
56
|
2824 len = (long)STRLEN(s);
|
|
|
2825 if (range)
|
|
|
2826 {
|
|
|
2827 /* The resulting variable is a substring. If the indexes
|
|
|
2828 * are out of range the result is empty. */
|
|
|
2829 if (n1 < 0)
|
|
|
2830 {
|
|
|
2831 n1 = len + n1;
|
|
|
2832 if (n1 < 0)
|
|
|
2833 n1 = 0;
|
|
|
2834 }
|
|
|
2835 if (n2 < 0)
|
|
|
2836 n2 = len + n2;
|
|
|
2837 else if (n2 >= len)
|
|
|
2838 n2 = len;
|
|
|
2839 if (n1 >= len || n2 < 0 || n1 > n2)
|
|
|
2840 s = NULL;
|
|
|
2841 else
|
|
|
2842 s = vim_strnsave(s + n1, (int)(n2 - n1 + 1));
|
|
|
2843 }
|
|
|
2844 else
|
|
|
2845 {
|
|
|
2846 /* The resulting variable is a string of a single
|
|
|
2847 * character. If the index is too big or negative the
|
|
|
2848 * result is empty. */
|
|
|
2849 if (n1 >= len || n1 < 0)
|
|
|
2850 s = NULL;
|
|
|
2851 else
|
|
|
2852 s = vim_strnsave(s + n1, 1);
|
|
|
2853 }
|
|
71
|
2854 clear_tv(rettv);
|
|
|
2855 rettv->v_type = VAR_STRING;
|
|
|
2856 rettv->vval.v_string = s;
|
|
56
|
2857 break;
|
|
|
2858
|
|
|
2859 case VAR_LIST:
|
|
71
|
2860 len = list_len(rettv->vval.v_list);
|
|
56
|
2861 if (n1 < 0)
|
|
|
2862 n1 = len + n1;
|
|
|
2863 if (!empty1 && (n1 < 0 || n1 >= len))
|
|
|
2864 {
|
|
|
2865 EMSGN(_(e_listidx), n1);
|
|
|
2866 return FAIL;
|
|
|
2867 }
|
|
|
2868 if (range)
|
|
|
2869 {
|
|
|
2870 listvar *l;
|
|
|
2871 listitem *item;
|
|
|
2872
|
|
|
2873 if (n2 < 0)
|
|
|
2874 n2 = len + n2;
|
|
|
2875 if (!empty2 && (n2 < 0 || n2 >= len || n2 < n1))
|
|
|
2876 {
|
|
|
2877 EMSGN(_(e_listidx), n2);
|
|
|
2878 return FAIL;
|
|
|
2879 }
|
|
|
2880 l = list_alloc();
|
|
|
2881 if (l == NULL)
|
|
|
2882 return FAIL;
|
|
71
|
2883 for (item = list_find(rettv->vval.v_list, n1);
|
|
56
|
2884 n1 <= n2; ++n1)
|
|
|
2885 {
|
|
|
2886 if (list_append_tv(l, &item->li_tv) == FAIL)
|
|
|
2887 {
|
|
|
2888 list_free(l);
|
|
|
2889 return FAIL;
|
|
|
2890 }
|
|
|
2891 item = item->li_next;
|
|
|
2892 }
|
|
71
|
2893 clear_tv(rettv);
|
|
|
2894 rettv->v_type = VAR_LIST;
|
|
|
2895 rettv->vval.v_list = l;
|
|
56
|
2896 }
|
|
|
2897 else
|
|
|
2898 {
|
|
71
|
2899 copy_tv(&list_find(rettv->vval.v_list, n1)->li_tv,
|
|
56
|
2900 &var1);
|
|
71
|
2901 clear_tv(rettv);
|
|
|
2902 *rettv = var1;
|
|
56
|
2903 }
|
|
|
2904 break;
|
|
|
2905 }
|
|
|
2906 }
|
|
|
2907
|
|
|
2908 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
2909 return OK;
|
|
|
2910 }
|
|
|
2911
|
|
|
2912 /*
|
|
7
|
2913 * Get an option value.
|
|
|
2914 * "arg" points to the '&' or '+' before the option name.
|
|
|
2915 * "arg" is advanced to character after the option name.
|
|
|
2916 * Return OK or FAIL.
|
|
|
2917 */
|
|
|
2918 static int
|
|
71
|
2919 get_option_tv(arg, rettv, evaluate)
|
|
7
|
2920 char_u **arg;
|
|
71
|
2921 typeval *rettv; /* when NULL, only check if option exists */
|
|
7
|
2922 int evaluate;
|
|
|
2923 {
|
|
|
2924 char_u *option_end;
|
|
|
2925 long numval;
|
|
|
2926 char_u *stringval;
|
|
|
2927 int opt_type;
|
|
|
2928 int c;
|
|
|
2929 int working = (**arg == '+'); /* has("+option") */
|
|
|
2930 int ret = OK;
|
|
|
2931 int opt_flags;
|
|
|
2932
|
|
|
2933 /*
|
|
|
2934 * Isolate the option name and find its value.
|
|
|
2935 */
|
|
|
2936 option_end = find_option_end(arg, &opt_flags);
|
|
|
2937 if (option_end == NULL)
|
|
|
2938 {
|
|
71
|
2939 if (rettv != NULL)
|
|
7
|
2940 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
2941 return FAIL;
|
|
|
2942 }
|
|
|
2943
|
|
|
2944 if (!evaluate)
|
|
|
2945 {
|
|
|
2946 *arg = option_end;
|
|
|
2947 return OK;
|
|
|
2948 }
|
|
|
2949
|
|
|
2950 c = *option_end;
|
|
|
2951 *option_end = NUL;
|
|
|
2952 opt_type = get_option_value(*arg, &numval,
|
|
71
|
2953 rettv == NULL ? NULL : &stringval, opt_flags);
|
|
7
|
2954
|
|
|
2955 if (opt_type == -3) /* invalid name */
|
|
|
2956 {
|
|
71
|
2957 if (rettv != NULL)
|
|
7
|
2958 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
2959 ret = FAIL;
|
|
|
2960 }
|
|
71
|
2961 else if (rettv != NULL)
|
|
7
|
2962 {
|
|
|
2963 if (opt_type == -2) /* hidden string option */
|
|
|
2964 {
|
|
71
|
2965 rettv->v_type = VAR_STRING;
|
|
|
2966 rettv->vval.v_string = NULL;
|
|
7
|
2967 }
|
|
|
2968 else if (opt_type == -1) /* hidden number option */
|
|
|
2969 {
|
|
71
|
2970 rettv->v_type = VAR_NUMBER;
|
|
|
2971 rettv->vval.v_number = 0;
|
|
7
|
2972 }
|
|
|
2973 else if (opt_type == 1) /* number option */
|
|
|
2974 {
|
|
71
|
2975 rettv->v_type = VAR_NUMBER;
|
|
|
2976 rettv->vval.v_number = numval;
|
|
7
|
2977 }
|
|
|
2978 else /* string option */
|
|
|
2979 {
|
|
71
|
2980 rettv->v_type = VAR_STRING;
|
|
|
2981 rettv->vval.v_string = stringval;
|
|
7
|
2982 }
|
|
|
2983 }
|
|
|
2984 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
2985 ret = FAIL;
|
|
|
2986
|
|
|
2987 *option_end = c; /* put back for error messages */
|
|
|
2988 *arg = option_end;
|
|
|
2989
|
|
|
2990 return ret;
|
|
|
2991 }
|
|
|
2992
|
|
|
2993 /*
|
|
|
2994 * Allocate a variable for a string constant.
|
|
|
2995 * Return OK or FAIL.
|
|
|
2996 */
|
|
|
2997 static int
|
|
71
|
2998 get_string_tv(arg, rettv, evaluate)
|
|
7
|
2999 char_u **arg;
|
|
71
|
3000 typeval *rettv;
|
|
7
|
3001 int evaluate;
|
|
|
3002 {
|
|
|
3003 char_u *p;
|
|
|
3004 char_u *name;
|
|
|
3005 int i;
|
|
|
3006 int extra = 0;
|
|
|
3007
|
|
|
3008 /*
|
|
|
3009 * Find the end of the string, skipping backslashed characters.
|
|
|
3010 */
|
|
39
|
3011 for (p = *arg + 1; *p && *p != '"'; mb_ptr_adv(p))
|
|
7
|
3012 {
|
|
|
3013 if (*p == '\\' && p[1] != NUL)
|
|
|
3014 {
|
|
|
3015 ++p;
|
|
|
3016 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
3017 * to 6 characters: reserve space for 2 extra */
|
|
|
3018 if (*p == '<')
|
|
|
3019 extra += 2;
|
|
|
3020 }
|
|
|
3021 }
|
|
|
3022
|
|
|
3023 if (*p != '"')
|
|
|
3024 {
|
|
|
3025 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
3026 return FAIL;
|
|
|
3027 }
|
|
|
3028
|
|
|
3029 /* If only parsing, set *arg and return here */
|
|
|
3030 if (!evaluate)
|
|
|
3031 {
|
|
|
3032 *arg = p + 1;
|
|
|
3033 return OK;
|
|
|
3034 }
|
|
|
3035
|
|
|
3036 /*
|
|
|
3037 * Copy the string into allocated memory, handling backslashed
|
|
|
3038 * characters.
|
|
|
3039 */
|
|
|
3040 name = alloc((unsigned)(p - *arg + extra));
|
|
|
3041 if (name == NULL)
|
|
|
3042 return FAIL;
|
|
|
3043
|
|
|
3044 i = 0;
|
|
|
3045 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
3046 {
|
|
|
3047 if (*p == '\\')
|
|
|
3048 {
|
|
|
3049 switch (*++p)
|
|
|
3050 {
|
|
|
3051 case 'b': name[i++] = BS; break;
|
|
|
3052 case 'e': name[i++] = ESC; break;
|
|
|
3053 case 'f': name[i++] = FF; break;
|
|
|
3054 case 'n': name[i++] = NL; break;
|
|
|
3055 case 'r': name[i++] = CAR; break;
|
|
|
3056 case 't': name[i++] = TAB; break;
|
|
|
3057
|
|
|
3058 case 'X': /* hex: "\x1", "\x12" */
|
|
|
3059 case 'x':
|
|
|
3060 case 'u': /* Unicode: "\u0023" */
|
|
|
3061 case 'U':
|
|
|
3062 if (vim_isxdigit(p[1]))
|
|
|
3063 {
|
|
|
3064 int n, nr;
|
|
|
3065 int c = toupper(*p);
|
|
|
3066
|
|
|
3067 if (c == 'X')
|
|
|
3068 n = 2;
|
|
|
3069 else
|
|
|
3070 n = 4;
|
|
|
3071 nr = 0;
|
|
|
3072 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
3073 {
|
|
|
3074 ++p;
|
|
|
3075 nr = (nr << 4) + hex2nr(*p);
|
|
|
3076 }
|
|
|
3077 #ifdef FEAT_MBYTE
|
|
|
3078 /* For "\u" store the number according to
|
|
|
3079 * 'encoding'. */
|
|
|
3080 if (c != 'X')
|
|
|
3081 i += (*mb_char2bytes)(nr, name + i);
|
|
|
3082 else
|
|
|
3083 #endif
|
|
|
3084 name[i++] = nr;
|
|
|
3085 }
|
|
|
3086 else
|
|
|
3087 name[i++] = *p;
|
|
|
3088 break;
|
|
|
3089
|
|
|
3090 /* octal: "\1", "\12", "\123" */
|
|
|
3091 case '0':
|
|
|
3092 case '1':
|
|
|
3093 case '2':
|
|
|
3094 case '3':
|
|
|
3095 case '4':
|
|
|
3096 case '5':
|
|
|
3097 case '6':
|
|
|
3098 case '7': name[i] = *p - '0';
|
|
|
3099 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3100 {
|
|
|
3101 ++p;
|
|
|
3102 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3103 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3104 {
|
|
|
3105 ++p;
|
|
|
3106 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3107 }
|
|
|
3108 }
|
|
|
3109 ++i;
|
|
|
3110 break;
|
|
|
3111
|
|
|
3112 /* Special key, e.g.: "\<C-W>" */
|
|
|
3113 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
3114 if (extra != 0)
|
|
|
3115 {
|
|
|
3116 i += extra;
|
|
|
3117 --p;
|
|
|
3118 break;
|
|
|
3119 }
|
|
|
3120 /* FALLTHROUGH */
|
|
|
3121
|
|
|
3122 default: name[i++] = *p;
|
|
|
3123 break;
|
|
|
3124 }
|
|
|
3125 }
|
|
|
3126 else
|
|
|
3127 name[i++] = *p;
|
|
|
3128
|
|
|
3129 #ifdef FEAT_MBYTE
|
|
|
3130 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
3131 if (has_mbyte)
|
|
|
3132 {
|
|
|
3133 int l = (*mb_ptr2len_check)(p);
|
|
|
3134
|
|
|
3135 while (--l > 0)
|
|
|
3136 name[i++] = *++p;
|
|
|
3137 }
|
|
|
3138 #endif
|
|
|
3139 }
|
|
|
3140 name[i] = NUL;
|
|
|
3141 *arg = p + 1;
|
|
|
3142
|
|
71
|
3143 rettv->v_type = VAR_STRING;
|
|
|
3144 rettv->vval.v_string = name;
|
|
7
|
3145
|
|
|
3146 return OK;
|
|
|
3147 }
|
|
|
3148
|
|
|
3149 /*
|
|
|
3150 * Allocate a variable for an backtick-string constant.
|
|
|
3151 * Return OK or FAIL.
|
|
|
3152 */
|
|
|
3153 static int
|
|
71
|
3154 get_lit_string_tv(arg, rettv, evaluate)
|
|
7
|
3155 char_u **arg;
|
|
71
|
3156 typeval *rettv;
|
|
7
|
3157 int evaluate;
|
|
|
3158 {
|
|
|
3159 char_u *p;
|
|
|
3160 char_u *name;
|
|
|
3161
|
|
|
3162 /*
|
|
|
3163 * Find the end of the string.
|
|
|
3164 */
|
|
|
3165 p = vim_strchr(*arg + 1, '\'');
|
|
|
3166 if (p == NULL)
|
|
|
3167 {
|
|
|
3168 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
3169 return FAIL;
|
|
|
3170 }
|
|
|
3171
|
|
|
3172 if (evaluate)
|
|
|
3173 {
|
|
|
3174 /*
|
|
|
3175 * Copy the string into allocated memory.
|
|
|
3176 */
|
|
|
3177 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
3178 if (name == NULL)
|
|
|
3179 return FAIL;
|
|
|
3180
|
|
71
|
3181 rettv->v_type = VAR_STRING;
|
|
|
3182 rettv->vval.v_string = name;
|
|
7
|
3183 }
|
|
|
3184
|
|
|
3185 *arg = p + 1;
|
|
|
3186
|
|
|
3187 return OK;
|
|
|
3188 }
|
|
|
3189
|
|
|
3190 /*
|
|
56
|
3191 * Allocate a variable for a List and fill it from "*arg".
|
|
|
3192 * Return OK or FAIL.
|
|
|
3193 */
|
|
|
3194 static int
|
|
71
|
3195 get_list_tv(arg, rettv, evaluate)
|
|
56
|
3196 char_u **arg;
|
|
71
|
3197 typeval *rettv;
|
|
56
|
3198 int evaluate;
|
|
|
3199 {
|
|
|
3200 listvar *l = NULL;
|
|
|
3201 typeval tv;
|
|
|
3202 listitem *item;
|
|
|
3203
|
|
|
3204 if (evaluate)
|
|
|
3205 {
|
|
|
3206 l = list_alloc();
|
|
|
3207 if (l == NULL)
|
|
|
3208 return FAIL;
|
|
|
3209 }
|
|
|
3210
|
|
|
3211 *arg = skipwhite(*arg + 1);
|
|
|
3212 while (**arg != ']' && **arg != NUL)
|
|
|
3213 {
|
|
|
3214 if (eval1(arg, &tv, evaluate) == FAIL) /* recursive! */
|
|
|
3215 goto failret;
|
|
|
3216 if (evaluate)
|
|
|
3217 {
|
|
|
3218 item = listitem_alloc();
|
|
|
3219 if (item != NULL)
|
|
|
3220 {
|
|
|
3221 item->li_tv = tv;
|
|
|
3222 list_append(l, item);
|
|
|
3223 }
|
|
|
3224 }
|
|
|
3225
|
|
|
3226 if (**arg == ']')
|
|
|
3227 break;
|
|
|
3228 if (**arg != ',')
|
|
|
3229 {
|
|
|
3230 EMSG2(_("E999: Missing comma in list: %s"), *arg);
|
|
|
3231 goto failret;
|
|
|
3232 }
|
|
|
3233 *arg = skipwhite(*arg + 1);
|
|
|
3234 }
|
|
|
3235
|
|
|
3236 if (**arg != ']')
|
|
|
3237 {
|
|
|
3238 EMSG2(_("E999: Missing end of list ']': %s"), *arg);
|
|
|
3239 failret:
|
|
|
3240 if (evaluate)
|
|
|
3241 list_free(l);
|
|
|
3242 return FAIL;
|
|
|
3243 }
|
|
|
3244
|
|
|
3245 *arg = skipwhite(*arg + 1);
|
|
|
3246 if (evaluate)
|
|
|
3247 {
|
|
71
|
3248 rettv->v_type = VAR_LIST;
|
|
|
3249 rettv->vval.v_list = l;
|
|
56
|
3250 ++l->lv_refcount;
|
|
|
3251 }
|
|
|
3252
|
|
|
3253 return OK;
|
|
|
3254 }
|
|
|
3255
|
|
|
3256 /*
|
|
|
3257 * Allocate an empty header for a list.
|
|
|
3258 */
|
|
|
3259 static listvar *
|
|
|
3260 list_alloc()
|
|
|
3261 {
|
|
|
3262 return (listvar *)alloc_clear(sizeof(listvar));
|
|
|
3263 }
|
|
|
3264
|
|
|
3265 /*
|
|
|
3266 * Unreference a list: decrement the reference count and free it when it
|
|
|
3267 * becomes zero.
|
|
|
3268 */
|
|
|
3269 static void
|
|
|
3270 list_unref(l)
|
|
|
3271 listvar *l;
|
|
|
3272 {
|
|
|
3273 if (l != NULL && --l->lv_refcount <= 0)
|
|
|
3274 list_free(l);
|
|
|
3275 }
|
|
|
3276
|
|
|
3277 /*
|
|
|
3278 * Free a list, including all items it points to.
|
|
|
3279 * Ignores the reference count.
|
|
|
3280 */
|
|
|
3281 static void
|
|
|
3282 list_free(l)
|
|
|
3283 listvar *l;
|
|
|
3284 {
|
|
|
3285 listitem *item;
|
|
|
3286 listitem *next;
|
|
|
3287
|
|
|
3288 for (item = l->lv_first; item != NULL; item = next)
|
|
|
3289 {
|
|
|
3290 next = item->li_next;
|
|
|
3291 listitem_free(item);
|
|
|
3292 }
|
|
|
3293 vim_free(l);
|
|
|
3294 }
|
|
|
3295
|
|
|
3296 /*
|
|
|
3297 * Allocate a list item.
|
|
|
3298 */
|
|
|
3299 static listitem *
|
|
|
3300 listitem_alloc()
|
|
|
3301 {
|
|
|
3302 return (listitem *)alloc(sizeof(listitem));
|
|
|
3303 }
|
|
|
3304
|
|
|
3305 /*
|
|
|
3306 * Free a list item. Also clears the value;
|
|
|
3307 */
|
|
|
3308 static void
|
|
|
3309 listitem_free(item)
|
|
|
3310 listitem *item;
|
|
|
3311 {
|
|
71
|
3312 clear_tv(&item->li_tv);
|
|
56
|
3313 vim_free(item);
|
|
|
3314 }
|
|
|
3315
|
|
|
3316 /*
|
|
|
3317 * Get the number of items in a list.
|
|
|
3318 */
|
|
|
3319 static long
|
|
|
3320 list_len(l)
|
|
|
3321 listvar *l;
|
|
|
3322 {
|
|
|
3323 listitem *item;
|
|
|
3324 long len = 0;
|
|
|
3325
|
|
|
3326 if (l == NULL)
|
|
|
3327 return 0L;
|
|
|
3328 for (item = l->lv_first; item != NULL; item = item->li_next)
|
|
|
3329 ++len;
|
|
|
3330 return len;
|
|
|
3331 }
|
|
|
3332
|
|
|
3333 /*
|
|
|
3334 * Locate item with index "n" in list "l" and return it.
|
|
|
3335 * A negative index is counted from the end; -1 is the last item.
|
|
|
3336 * Returns NULL when "n" is out of range.
|
|
|
3337 */
|
|
|
3338 static listitem *
|
|
|
3339 list_find(l, n)
|
|
|
3340 listvar *l;
|
|
|
3341 long n;
|
|
|
3342 {
|
|
|
3343 listitem *item;
|
|
|
3344 long idx;
|
|
|
3345
|
|
|
3346 if (l == NULL)
|
|
|
3347 return NULL;
|
|
|
3348 if (n < 0)
|
|
|
3349 {
|
|
|
3350 idx = -1; /* search from the end */
|
|
|
3351 for (item = l->lv_last; item != NULL && idx > n; item = item->li_prev)
|
|
|
3352 --idx;
|
|
|
3353 }
|
|
|
3354 else
|
|
|
3355 {
|
|
|
3356 idx = 0; /* search from the start */
|
|
|
3357 for (item = l->lv_first; item != NULL && idx < n; item = item->li_next)
|
|
|
3358 ++idx;
|
|
|
3359 }
|
|
|
3360 if (idx != n)
|
|
|
3361 return NULL;
|
|
|
3362 return item;
|
|
|
3363 }
|
|
|
3364
|
|
|
3365 /*
|
|
|
3366 * Append item "item" to the end of list "l".
|
|
|
3367 */
|
|
|
3368 static void
|
|
|
3369 list_append(l, item)
|
|
|
3370 listvar *l;
|
|
|
3371 listitem *item;
|
|
|
3372 {
|
|
|
3373 if (l->lv_last == NULL)
|
|
|
3374 {
|
|
|
3375 /* empty list */
|
|
|
3376 l->lv_first = item;
|
|
|
3377 l->lv_last = item;
|
|
|
3378 item->li_prev = NULL;
|
|
|
3379 }
|
|
|
3380 else
|
|
|
3381 {
|
|
|
3382 l->lv_last->li_next = item;
|
|
|
3383 item->li_prev = l->lv_last;
|
|
|
3384 l->lv_last = item;
|
|
|
3385 }
|
|
|
3386 item->li_next = NULL;
|
|
|
3387 }
|
|
|
3388
|
|
|
3389 /*
|
|
|
3390 * Append typeval "tv" to the end of list "l".
|
|
|
3391 */
|
|
|
3392 static int
|
|
|
3393 list_append_tv(l, tv)
|
|
|
3394 listvar *l;
|
|
|
3395 typeval *tv;
|
|
|
3396 {
|
|
|
3397 listitem *ni = listitem_alloc();
|
|
|
3398
|
|
|
3399 if (ni == NULL)
|
|
|
3400 return FAIL;
|
|
71
|
3401 copy_tv(tv, &ni->li_tv);
|
|
56
|
3402 list_append(l, ni);
|
|
|
3403 return OK;
|
|
|
3404 }
|
|
|
3405
|
|
|
3406 /*
|
|
|
3407 * Make a copy of list "l". Shallow if "deep" is FALSE.
|
|
|
3408 * The refcount of the new list is set to 1.
|
|
|
3409 * Returns NULL when out of memory.
|
|
|
3410 */
|
|
|
3411 static listvar *
|
|
|
3412 list_copy(orig, deep)
|
|
|
3413 listvar *orig;
|
|
|
3414 int deep;
|
|
|
3415 {
|
|
|
3416 listvar *copy;
|
|
|
3417 listitem *item;
|
|
|
3418 listitem *ni;
|
|
|
3419 static int recurse = 0;
|
|
|
3420
|
|
|
3421 if (orig == NULL)
|
|
|
3422 return NULL;
|
|
|
3423 if (recurse >= VAR_LIST_MAXNEST)
|
|
|
3424 {
|
|
|
3425 EMSG(_("E999: List nested too deep for making a copy"));
|
|
|
3426 return NULL;
|
|
|
3427 }
|
|
|
3428 ++recurse;
|
|
|
3429
|
|
|
3430 copy = list_alloc();
|
|
|
3431 if (copy != NULL)
|
|
|
3432 {
|
|
|
3433 for (item = orig->lv_first; item != NULL; item = item->li_next)
|
|
|
3434 {
|
|
|
3435 ni = listitem_alloc();
|
|
|
3436 if (ni == NULL)
|
|
|
3437 break;
|
|
|
3438 if (deep && item->li_tv.v_type == VAR_LIST)
|
|
|
3439 {
|
|
|
3440 ni->li_tv.v_type = VAR_LIST;
|
|
|
3441 ni->li_tv.vval.v_list = list_copy(item->li_tv.vval.v_list,
|
|
|
3442 TRUE);
|
|
|
3443 if (ni->li_tv.vval.v_list == NULL)
|
|
|
3444 {
|
|
|
3445 vim_free(ni);
|
|
|
3446 break;
|
|
|
3447 }
|
|
|
3448 }
|
|
|
3449 else
|
|
71
|
3450 copy_tv(&item->li_tv, &ni->li_tv);
|
|
56
|
3451 list_append(copy, ni);
|
|
|
3452 }
|
|
|
3453 ++copy->lv_refcount;
|
|
|
3454 }
|
|
|
3455
|
|
|
3456 --recurse;
|
|
|
3457 return copy;
|
|
|
3458 }
|
|
|
3459
|
|
|
3460 /*
|
|
|
3461 * Remove item with index "n" from list "l" and return it.
|
|
|
3462 * Returns NULL when "n" is out of range.
|
|
|
3463 */
|
|
|
3464 static listitem *
|
|
|
3465 list_getrem(l, n)
|
|
|
3466 listvar *l;
|
|
|
3467 long n;
|
|
|
3468 {
|
|
|
3469 listitem *item;
|
|
|
3470
|
|
|
3471 item = list_find(l, n);
|
|
|
3472 if (item != NULL)
|
|
|
3473 {
|
|
|
3474 if (item->li_next == NULL)
|
|
|
3475 l->lv_last = item->li_prev;
|
|
|
3476 else
|
|
|
3477 item->li_next->li_prev = item->li_prev;
|
|
|
3478 if (item->li_prev == NULL)
|
|
|
3479 l->lv_first = item->li_next;
|
|
|
3480 else
|
|
|
3481 item->li_prev->li_next = item->li_next;
|
|
|
3482 }
|
|
|
3483 return item;
|
|
|
3484 }
|
|
|
3485
|
|
|
3486 /*
|
|
|
3487 * Return an allocated string with the string representation of a list.
|
|
|
3488 * May return NULL.
|
|
|
3489 */
|
|
|
3490 static char_u *
|
|
|
3491 list2string(tv)
|
|
|
3492 typeval *tv;
|
|
|
3493 {
|
|
|
3494 garray_T ga;
|
|
|
3495 listitem *item;
|
|
|
3496 int first = TRUE;
|
|
|
3497 char_u *tofree;
|
|
|
3498 char_u *s;
|
|
|
3499
|
|
|
3500 if (tv->vval.v_list == NULL)
|
|
|
3501 return NULL;
|
|
|
3502 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
3503 ga_append(&ga, '[');
|
|
|
3504
|
|
|
3505 for (item = tv->vval.v_list->lv_first; item != NULL; item = item->li_next)
|
|
|
3506 {
|
|
|
3507 if (first)
|
|
|
3508 first = FALSE;
|
|
|
3509 else
|
|
|
3510 ga_concat(&ga, (char_u *)", ");
|
|
|
3511
|
|
|
3512 s = tv2string(&item->li_tv, &tofree);
|
|
|
3513 if (s != NULL)
|
|
|
3514 ga_concat(&ga, s);
|
|
|
3515 vim_free(tofree);
|
|
|
3516 }
|
|
|
3517
|
|
|
3518 ga_append(&ga, ']');
|
|
|
3519 ga_append(&ga, NUL);
|
|
|
3520 return (char_u *)ga.ga_data;
|
|
|
3521 }
|
|
|
3522
|
|
|
3523 /*
|
|
|
3524 * Return a string with the string representation of a variable.
|
|
|
3525 * If the memory is allocated "tofree" is set to it, otherwise NULL.
|
|
|
3526 * Can only be used once before the value is used, it may call
|
|
|
3527 * get_var_string().
|
|
|
3528 * May return NULL;
|
|
|
3529 */
|
|
|
3530 static char_u *
|
|
|
3531 tv2string(tv, tofree)
|
|
|
3532 typeval *tv;
|
|
|
3533 char_u **tofree;
|
|
|
3534 {
|
|
|
3535 switch (tv->v_type)
|
|
|
3536 {
|
|
|
3537 case VAR_FUNC:
|
|
|
3538 *tofree = NULL;
|
|
|
3539 return tv->vval.v_string;
|
|
|
3540 case VAR_LIST:
|
|
|
3541 *tofree = list2string(tv);
|
|
|
3542 return *tofree;
|
|
71
|
3543 case VAR_STRING:
|
|
|
3544 case VAR_NUMBER:
|
|
|
3545 break;
|
|
56
|
3546 default:
|
|
71
|
3547 EMSG2(_(e_intern2), "tv2string()");
|
|
56
|
3548 }
|
|
|
3549 *tofree = NULL;
|
|
71
|
3550 return get_tv_string(tv);
|
|
56
|
3551 }
|
|
|
3552
|
|
|
3553 /*
|
|
7
|
3554 * Get the value of an environment variable.
|
|
|
3555 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
3556 * If the environment variable was not set, silently assume it is empty.
|
|
|
3557 * Always return OK.
|
|
|
3558 */
|
|
|
3559 static int
|
|
71
|
3560 get_env_tv(arg, rettv, evaluate)
|
|
7
|
3561 char_u **arg;
|
|
71
|
3562 typeval *rettv;
|
|
7
|
3563 int evaluate;
|
|
|
3564 {
|
|
|
3565 char_u *string = NULL;
|
|
|
3566 int len;
|
|
|
3567 int cc;
|
|
|
3568 char_u *name;
|
|
|
3569
|
|
|
3570 ++*arg;
|
|
|
3571 name = *arg;
|
|
|
3572 len = get_env_len(arg);
|
|
|
3573 if (evaluate)
|
|
|
3574 {
|
|
|
3575 if (len != 0)
|
|
|
3576 {
|
|
|
3577 cc = name[len];
|
|
|
3578 name[len] = NUL;
|
|
|
3579 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
3580 string = mch_getenv(name);
|
|
|
3581 if (string != NULL && *string != NUL)
|
|
|
3582 string = vim_strsave(string);
|
|
|
3583 else
|
|
|
3584 {
|
|
|
3585 /* next try expanding things like $VIM and ${HOME} */
|
|
|
3586 string = expand_env_save(name - 1);
|
|
|
3587 if (string != NULL && *string == '$')
|
|
|
3588 {
|
|
|
3589 vim_free(string);
|
|
|
3590 string = NULL;
|
|
|
3591 }
|
|
|
3592 }
|
|
|
3593 name[len] = cc;
|
|
|
3594 }
|
|
71
|
3595 rettv->v_type = VAR_STRING;
|
|
|
3596 rettv->vval.v_string = string;
|
|
7
|
3597 }
|
|
|
3598
|
|
|
3599 return OK;
|
|
|
3600 }
|
|
|
3601
|
|
|
3602 /*
|
|
|
3603 * Array with names and number of arguments of all internal functions
|
|
|
3604 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
3605 */
|
|
|
3606 static struct fst
|
|
|
3607 {
|
|
|
3608 char *f_name; /* function name */
|
|
|
3609 char f_min_argc; /* minimal number of arguments */
|
|
|
3610 char f_max_argc; /* maximal number of arguments */
|
|
56
|
3611 void (*f_func) __ARGS((typeval *args, typeval *rvar));
|
|
|
3612 /* implemenation of function */
|
|
7
|
3613 } functions[] =
|
|
|
3614 {
|
|
|
3615 {"append", 2, 2, f_append},
|
|
|
3616 {"argc", 0, 0, f_argc},
|
|
|
3617 {"argidx", 0, 0, f_argidx},
|
|
|
3618 {"argv", 1, 1, f_argv},
|
|
|
3619 {"browse", 4, 4, f_browse},
|
|
29
|
3620 {"browsedir", 2, 2, f_browsedir},
|
|
7
|
3621 {"bufexists", 1, 1, f_bufexists},
|
|
|
3622 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
3623 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
3624 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
3625 {"buflisted", 1, 1, f_buflisted},
|
|
|
3626 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
3627 {"bufname", 1, 1, f_bufname},
|
|
|
3628 {"bufnr", 1, 1, f_bufnr},
|
|
|
3629 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
3630 {"byte2line", 1, 1, f_byte2line},
|
|
18
|
3631 {"byteidx", 2, 2, f_byteidx},
|
|
7
|
3632 {"char2nr", 1, 1, f_char2nr},
|
|
|
3633 {"cindent", 1, 1, f_cindent},
|
|
|
3634 {"col", 1, 1, f_col},
|
|
|
3635 {"confirm", 1, 4, f_confirm},
|
|
56
|
3636 {"copy", 1, 1, f_copy},
|
|
7
|
3637 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
3638 {"cursor", 2, 2, f_cursor},
|
|
56
|
3639 {"deepcopy", 1, 1, f_deepcopy},
|
|
7
|
3640 {"delete", 1, 1, f_delete},
|
|
|
3641 {"did_filetype", 0, 0, f_did_filetype},
|
|
32
|
3642 {"diff_filler", 1, 1, f_diff_filler},
|
|
|
3643 {"diff_hlID", 2, 2, f_diff_hlID},
|
|
7
|
3644 {"escape", 2, 2, f_escape},
|
|
|
3645 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
3646 {"executable", 1, 1, f_executable},
|
|
|
3647 {"exists", 1, 1, f_exists},
|
|
|
3648 {"expand", 1, 2, f_expand},
|
|
|
3649 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
3650 {"filereadable", 1, 1, f_filereadable},
|
|
|
3651 {"filewritable", 1, 1, f_filewritable},
|
|
19
|
3652 {"finddir", 1, 3, f_finddir},
|
|
|
3653 {"findfile", 1, 3, f_findfile},
|
|
7
|
3654 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
3655 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
3656 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
3657 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
3658 {"foldtext", 0, 0, f_foldtext},
|
|
29
|
3659 {"foldtextresult", 1, 1, f_foldtextresult},
|
|
7
|
3660 {"foreground", 0, 0, f_foreground},
|
|
56
|
3661 {"function", 1, 1, f_function},
|
|
7
|
3662 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
3663 {"getchar", 0, 1, f_getchar},
|
|
|
3664 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
3665 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
3666 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
3667 {"getcwd", 0, 0, f_getcwd},
|
|
38
|
3668 {"getfontname", 0, 1, f_getfontname},
|
|
20
|
3669 {"getfperm", 1, 1, f_getfperm},
|
|
7
|
3670 {"getfsize", 1, 1, f_getfsize},
|
|
|
3671 {"getftime", 1, 1, f_getftime},
|
|
20
|
3672 {"getftype", 1, 1, f_getftype},
|
|
7
|
3673 {"getline", 1, 1, f_getline},
|
|
|
3674 {"getreg", 0, 1, f_getreg},
|
|
|
3675 {"getregtype", 0, 1, f_getregtype},
|
|
|
3676 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
3677 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
3678 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
3679 {"glob", 1, 1, f_glob},
|
|
|
3680 {"globpath", 2, 2, f_globpath},
|
|
|
3681 {"has", 1, 1, f_has},
|
|
|
3682 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
3683 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
3684 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
3685 {"histadd", 2, 2, f_histadd},
|
|
|
3686 {"histdel", 1, 2, f_histdel},
|
|
|
3687 {"histget", 1, 2, f_histget},
|
|
|
3688 {"histnr", 1, 1, f_histnr},
|
|
|
3689 {"hlID", 1, 1, f_hlID},
|
|
|
3690 {"hlexists", 1, 1, f_hlexists},
|
|
|
3691 {"hostname", 0, 0, f_hostname},
|
|
|
3692 {"iconv", 3, 3, f_iconv},
|
|
|
3693 {"indent", 1, 1, f_indent},
|
|
|
3694 {"input", 1, 2, f_input},
|
|
|
3695 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
3696 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
3697 {"inputsave", 0, 0, f_inputsave},
|
|
|
3698 {"inputsecret", 1, 2, f_inputsecret},
|
|
56
|
3699 {"insert", 2, 3, f_insert},
|
|
7
|
3700 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
3701 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
56
|
3702 {"len", 1, 1, f_len},
|
|
7
|
3703 {"libcall", 3, 3, f_libcall},
|
|
|
3704 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
3705 {"line", 1, 1, f_line},
|
|
|
3706 {"line2byte", 1, 1, f_line2byte},
|
|
|
3707 {"lispindent", 1, 1, f_lispindent},
|
|
|
3708 {"localtime", 0, 0, f_localtime},
|
|
|
3709 {"maparg", 1, 2, f_maparg},
|
|
|
3710 {"mapcheck", 1, 2, f_mapcheck},
|
|
19
|
3711 {"match", 2, 4, f_match},
|
|
|
3712 {"matchend", 2, 4, f_matchend},
|
|
|
3713 {"matchstr", 2, 4, f_matchstr},
|
|
7
|
3714 {"mode", 0, 0, f_mode},
|
|
|
3715 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
3716 {"nr2char", 1, 1, f_nr2char},
|
|
|
3717 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
3718 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
3719 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
3720 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
3721 {"remote_read", 1, 1, f_remote_read},
|
|
|
3722 {"remote_send", 2, 3, f_remote_send},
|
|
56
|
3723 {"remove", 2, 2, f_remove},
|
|
7
|
3724 {"rename", 2, 2, f_rename},
|
|
18
|
3725 {"repeat", 2, 2, f_repeat},
|
|
7
|
3726 {"resolve", 1, 1, f_resolve},
|
|
|
3727 {"search", 1, 2, f_search},
|
|
|
3728 {"searchpair", 3, 5, f_searchpair},
|
|
|
3729 {"server2client", 2, 2, f_server2client},
|
|
|
3730 {"serverlist", 0, 0, f_serverlist},
|
|
|
3731 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
3732 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
3733 {"setline", 2, 2, f_setline},
|
|
|
3734 {"setreg", 2, 3, f_setreg},
|
|
|
3735 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
3736 {"simplify", 1, 1, f_simplify},
|
|
|
3737 #ifdef HAVE_STRFTIME
|
|
|
3738 {"strftime", 1, 2, f_strftime},
|
|
|
3739 #endif
|
|
|
3740 {"stridx", 2, 2, f_stridx},
|
|
56
|
3741 {"string", 1, 1, f_string},
|
|
7
|
3742 {"strlen", 1, 1, f_strlen},
|
|
|
3743 {"strpart", 2, 3, f_strpart},
|
|
|
3744 {"strridx", 2, 2, f_strridx},
|
|
|
3745 {"strtrans", 1, 1, f_strtrans},
|
|
|
3746 {"submatch", 1, 1, f_submatch},
|
|
|
3747 {"substitute", 4, 4, f_substitute},
|
|
|
3748 {"synID", 3, 3, f_synID},
|
|
|
3749 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
3750 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
24
|
3751 {"system", 1, 2, f_system},
|
|
7
|
3752 {"tempname", 0, 0, f_tempname},
|
|
|
3753 {"tolower", 1, 1, f_tolower},
|
|
|
3754 {"toupper", 1, 1, f_toupper},
|
|
15
|
3755 {"tr", 3, 3, f_tr},
|
|
7
|
3756 {"type", 1, 1, f_type},
|
|
|
3757 {"virtcol", 1, 1, f_virtcol},
|
|
|
3758 {"visualmode", 0, 1, f_visualmode},
|
|
|
3759 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
3760 {"wincol", 0, 0, f_wincol},
|
|
|
3761 {"winheight", 1, 1, f_winheight},
|
|
|
3762 {"winline", 0, 0, f_winline},
|
|
20
|
3763 {"winnr", 0, 1, f_winnr},
|
|
7
|
3764 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
3765 {"winwidth", 1, 1, f_winwidth},
|
|
|
3766 };
|
|
|
3767
|
|
|
3768 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
3769
|
|
|
3770 /*
|
|
|
3771 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
3772 * or user defined function names.
|
|
|
3773 */
|
|
|
3774 char_u *
|
|
|
3775 get_function_name(xp, idx)
|
|
|
3776 expand_T *xp;
|
|
|
3777 int idx;
|
|
|
3778 {
|
|
|
3779 static int intidx = -1;
|
|
|
3780 char_u *name;
|
|
|
3781
|
|
|
3782 if (idx == 0)
|
|
|
3783 intidx = -1;
|
|
|
3784 if (intidx < 0)
|
|
|
3785 {
|
|
|
3786 name = get_user_func_name(xp, idx);
|
|
|
3787 if (name != NULL)
|
|
|
3788 return name;
|
|
|
3789 }
|
|
|
3790 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
3791 {
|
|
|
3792 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
3793 STRCAT(IObuff, "(");
|
|
|
3794 if (functions[intidx].f_max_argc == 0)
|
|
|
3795 STRCAT(IObuff, ")");
|
|
|
3796 return IObuff;
|
|
|
3797 }
|
|
|
3798
|
|
|
3799 return NULL;
|
|
|
3800 }
|
|
|
3801
|
|
|
3802 /*
|
|
|
3803 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
3804 * user defined variable or function names.
|
|
|
3805 */
|
|
|
3806 /*ARGSUSED*/
|
|
|
3807 char_u *
|
|
|
3808 get_expr_name(xp, idx)
|
|
|
3809 expand_T *xp;
|
|
|
3810 int idx;
|
|
|
3811 {
|
|
|
3812 static int intidx = -1;
|
|
|
3813 char_u *name;
|
|
|
3814
|
|
|
3815 if (idx == 0)
|
|
|
3816 intidx = -1;
|
|
|
3817 if (intidx < 0)
|
|
|
3818 {
|
|
|
3819 name = get_function_name(xp, idx);
|
|
|
3820 if (name != NULL)
|
|
|
3821 return name;
|
|
|
3822 }
|
|
|
3823 return get_user_var_name(xp, ++intidx);
|
|
|
3824 }
|
|
|
3825
|
|
|
3826 #endif /* FEAT_CMDL_COMPL */
|
|
|
3827
|
|
|
3828 /*
|
|
|
3829 * Find internal function in table above.
|
|
|
3830 * Return index, or -1 if not found
|
|
|
3831 */
|
|
|
3832 static int
|
|
|
3833 find_internal_func(name)
|
|
|
3834 char_u *name; /* name of the function */
|
|
|
3835 {
|
|
|
3836 int first = 0;
|
|
|
3837 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
3838 int cmp;
|
|
|
3839 int x;
|
|
|
3840
|
|
|
3841 /*
|
|
|
3842 * Find the function name in the table. Binary search.
|
|
|
3843 */
|
|
|
3844 while (first <= last)
|
|
|
3845 {
|
|
|
3846 x = first + ((unsigned)(last - first) >> 1);
|
|
|
3847 cmp = STRCMP(name, functions[x].f_name);
|
|
|
3848 if (cmp < 0)
|
|
|
3849 last = x - 1;
|
|
|
3850 else if (cmp > 0)
|
|
|
3851 first = x + 1;
|
|
|
3852 else
|
|
|
3853 return x;
|
|
|
3854 }
|
|
|
3855 return -1;
|
|
|
3856 }
|
|
|
3857
|
|
|
3858 /*
|
|
56
|
3859 * Check if "name" is a variable of type VAR_FUNC. If so, return the function
|
|
|
3860 * name it contains, otherwise return "name".
|
|
|
3861 */
|
|
|
3862 static char_u *
|
|
|
3863 deref_func_name(name, lenp)
|
|
|
3864 char_u *name;
|
|
|
3865 int *lenp;
|
|
|
3866 {
|
|
|
3867 VAR v;
|
|
|
3868 int cc;
|
|
|
3869
|
|
|
3870 cc = name[*lenp];
|
|
|
3871 name[*lenp] = NUL;
|
|
|
3872 v = find_var(name, FALSE);
|
|
|
3873 name[*lenp] = cc;
|
|
|
3874 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
3875 {
|
|
|
3876 if (v->tv.vval.v_string == NULL)
|
|
|
3877 {
|
|
|
3878 *lenp = 0;
|
|
|
3879 return (char_u *)""; /* just in case */
|
|
|
3880 }
|
|
|
3881 *lenp = STRLEN(v->tv.vval.v_string);
|
|
|
3882 return v->tv.vval.v_string;
|
|
|
3883 }
|
|
|
3884
|
|
|
3885 return name;
|
|
|
3886 }
|
|
|
3887
|
|
|
3888 /*
|
|
7
|
3889 * Allocate a variable for the result of a function.
|
|
|
3890 * Return OK or FAIL.
|
|
|
3891 */
|
|
|
3892 static int
|
|
71
|
3893 get_func_tv(name, len, rettv, arg, firstline, lastline, doesrange, evaluate)
|
|
7
|
3894 char_u *name; /* name of the function */
|
|
|
3895 int len; /* length of "name" */
|
|
71
|
3896 typeval *rettv;
|
|
7
|
3897 char_u **arg; /* argument, pointing to the '(' */
|
|
|
3898 linenr_T firstline; /* first line of range */
|
|
|
3899 linenr_T lastline; /* last line of range */
|
|
|
3900 int *doesrange; /* return: function handled range */
|
|
|
3901 int evaluate;
|
|
|
3902 {
|
|
|
3903 char_u *argp;
|
|
|
3904 int ret = OK;
|
|
|
3905 #define MAX_FUNC_ARGS 20
|
|
56
|
3906 typeval argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
7
|
3907 int argcount = 0; /* number of arguments found */
|
|
|
3908
|
|
|
3909 /*
|
|
|
3910 * Get the arguments.
|
|
|
3911 */
|
|
|
3912 argp = *arg;
|
|
|
3913 while (argcount < MAX_FUNC_ARGS)
|
|
|
3914 {
|
|
|
3915 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
3916 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
3917 break;
|
|
|
3918 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
3919 {
|
|
|
3920 ret = FAIL;
|
|
|
3921 break;
|
|
|
3922 }
|
|
|
3923 ++argcount;
|
|
|
3924 if (*argp != ',')
|
|
|
3925 break;
|
|
|
3926 }
|
|
|
3927 if (*argp == ')')
|
|
|
3928 ++argp;
|
|
|
3929 else
|
|
|
3930 ret = FAIL;
|
|
|
3931
|
|
|
3932 if (ret == OK)
|
|
71
|
3933 ret = call_func(name, len, rettv, argcount, argvars,
|
|
7
|
3934 firstline, lastline, doesrange, evaluate);
|
|
|
3935 else if (!aborting())
|
|
|
3936 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
3937
|
|
|
3938 while (--argcount >= 0)
|
|
71
|
3939 clear_tv(&argvars[argcount]);
|
|
7
|
3940
|
|
|
3941 *arg = skipwhite(argp);
|
|
|
3942 return ret;
|
|
|
3943 }
|
|
|
3944
|
|
|
3945
|
|
|
3946 /*
|
|
|
3947 * Call a function with its resolved parameters
|
|
|
3948 * Return OK or FAIL.
|
|
|
3949 */
|
|
|
3950 static int
|
|
71
|
3951 call_func(name, len, rettv, argcount, argvars, firstline, lastline,
|
|
7
|
3952 doesrange, evaluate)
|
|
|
3953 char_u *name; /* name of the function */
|
|
|
3954 int len; /* length of "name" */
|
|
71
|
3955 typeval *rettv; /* return value goes here */
|
|
7
|
3956 int argcount; /* number of "argvars" */
|
|
56
|
3957 typeval *argvars; /* vars for arguments */
|
|
7
|
3958 linenr_T firstline; /* first line of range */
|
|
|
3959 linenr_T lastline; /* last line of range */
|
|
|
3960 int *doesrange; /* return: function handled range */
|
|
|
3961 int evaluate;
|
|
|
3962 {
|
|
|
3963 int ret = FAIL;
|
|
|
3964 static char *errors[] =
|
|
|
3965 {N_("E117: Unknown function: %s"),
|
|
|
3966 N_("E118: Too many arguments for function: %s"),
|
|
|
3967 N_("E119: Not enough arguments for function: %s"),
|
|
|
3968 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
3969 };
|
|
|
3970 #define ERROR_UNKNOWN 0
|
|
|
3971 #define ERROR_TOOMANY 1
|
|
|
3972 #define ERROR_TOOFEW 2
|
|
|
3973 #define ERROR_SCRIPT 3
|
|
|
3974 #define ERROR_NONE 4
|
|
|
3975 #define ERROR_OTHER 5
|
|
|
3976 int error = ERROR_NONE;
|
|
|
3977 int i;
|
|
|
3978 int llen;
|
|
|
3979 ufunc_T *fp;
|
|
|
3980 int cc;
|
|
|
3981 #define FLEN_FIXED 40
|
|
|
3982 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
3983 char_u *fname;
|
|
|
3984
|
|
|
3985 /*
|
|
|
3986 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
3987 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
3988 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
3989 */
|
|
|
3990 cc = name[len];
|
|
|
3991 name[len] = NUL;
|
|
|
3992 llen = eval_fname_script(name);
|
|
|
3993 if (llen > 0)
|
|
|
3994 {
|
|
|
3995 fname_buf[0] = K_SPECIAL;
|
|
|
3996 fname_buf[1] = KS_EXTRA;
|
|
|
3997 fname_buf[2] = (int)KE_SNR;
|
|
|
3998 i = 3;
|
|
|
3999 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
4000 {
|
|
|
4001 if (current_SID <= 0)
|
|
|
4002 error = ERROR_SCRIPT;
|
|
|
4003 else
|
|
|
4004 {
|
|
|
4005 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
4006 i = (int)STRLEN(fname_buf);
|
|
|
4007 }
|
|
|
4008 }
|
|
|
4009 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
4010 {
|
|
|
4011 STRCPY(fname_buf + i, name + llen);
|
|
|
4012 fname = fname_buf;
|
|
|
4013 }
|
|
|
4014 else
|
|
|
4015 {
|
|
|
4016 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
4017 if (fname == NULL)
|
|
|
4018 error = ERROR_OTHER;
|
|
|
4019 else
|
|
|
4020 {
|
|
|
4021 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
4022 STRCPY(fname + i, name + llen);
|
|
|
4023 }
|
|
|
4024 }
|
|
|
4025 }
|
|
|
4026 else
|
|
|
4027 fname = name;
|
|
|
4028
|
|
|
4029 *doesrange = FALSE;
|
|
|
4030
|
|
|
4031
|
|
|
4032 /* execute the function if no errors detected and executing */
|
|
|
4033 if (evaluate && error == ERROR_NONE)
|
|
|
4034 {
|
|
71
|
4035 rettv->v_type = VAR_NUMBER; /* default is number rettv */
|
|
7
|
4036 error = ERROR_UNKNOWN;
|
|
|
4037
|
|
|
4038 if (!ASCII_ISLOWER(fname[0]))
|
|
|
4039 {
|
|
|
4040 /*
|
|
|
4041 * User defined function.
|
|
|
4042 */
|
|
|
4043 fp = find_func(fname);
|
|
|
4044 #ifdef FEAT_AUTOCMD
|
|
|
4045 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
4046 fname, fname, TRUE, NULL)
|
|
|
4047 #ifdef FEAT_EVAL
|
|
|
4048 && !aborting()
|
|
|
4049 #endif
|
|
|
4050 )
|
|
|
4051 {
|
|
|
4052 /* executed an autocommand, search for function again */
|
|
|
4053 fp = find_func(fname);
|
|
|
4054 }
|
|
|
4055 #endif
|
|
|
4056 if (fp != NULL)
|
|
|
4057 {
|
|
|
4058 if (fp->flags & FC_RANGE)
|
|
|
4059 *doesrange = TRUE;
|
|
|
4060 if (argcount < fp->args.ga_len)
|
|
|
4061 error = ERROR_TOOFEW;
|
|
|
4062 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
4063 error = ERROR_TOOMANY;
|
|
|
4064 else
|
|
|
4065 {
|
|
|
4066 /*
|
|
|
4067 * Call the user function.
|
|
|
4068 * Save and restore search patterns, script variables and
|
|
|
4069 * redo buffer.
|
|
|
4070 */
|
|
|
4071 save_search_patterns();
|
|
|
4072 saveRedobuff();
|
|
|
4073 ++fp->calls;
|
|
71
|
4074 call_user_func(fp, argcount, argvars, rettv,
|
|
7
|
4075 firstline, lastline);
|
|
|
4076 --fp->calls;
|
|
|
4077 restoreRedobuff();
|
|
|
4078 restore_search_patterns();
|
|
|
4079 error = ERROR_NONE;
|
|
|
4080 }
|
|
|
4081 }
|
|
|
4082 }
|
|
|
4083 else
|
|
|
4084 {
|
|
|
4085 /*
|
|
|
4086 * Find the function name in the table, call its implementation.
|
|
|
4087 */
|
|
|
4088 i = find_internal_func(fname);
|
|
|
4089 if (i >= 0)
|
|
|
4090 {
|
|
|
4091 if (argcount < functions[i].f_min_argc)
|
|
|
4092 error = ERROR_TOOFEW;
|
|
|
4093 else if (argcount > functions[i].f_max_argc)
|
|
|
4094 error = ERROR_TOOMANY;
|
|
|
4095 else
|
|
|
4096 {
|
|
56
|
4097 argvars[argcount].v_type = VAR_UNKNOWN;
|
|
71
|
4098 functions[i].f_func(argvars, rettv);
|
|
7
|
4099 error = ERROR_NONE;
|
|
|
4100 }
|
|
|
4101 }
|
|
|
4102 }
|
|
|
4103 /*
|
|
|
4104 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
4105 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
4106 * exception that has not been caught so far. This situation can be
|
|
|
4107 * tested for by calling aborting(). For an error in an internal
|
|
|
4108 * function or for the "E132" error in call_user_func(), however, the
|
|
|
4109 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
4110 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
4111 * update that flag first to make aborting() reliable.
|
|
|
4112 */
|
|
|
4113 update_force_abort();
|
|
|
4114 }
|
|
|
4115 if (error == ERROR_NONE)
|
|
|
4116 ret = OK;
|
|
|
4117
|
|
|
4118 /*
|
|
|
4119 * Report an error unless the argument evaluation or function call has been
|
|
|
4120 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
4121 */
|
|
|
4122 if (error < ERROR_NONE && !aborting())
|
|
|
4123 EMSG2((char_u *)_(errors[error]), name);
|
|
|
4124
|
|
|
4125 name[len] = cc;
|
|
|
4126 if (fname != name && fname != fname_buf)
|
|
|
4127 vim_free(fname);
|
|
|
4128
|
|
|
4129 return ret;
|
|
|
4130 }
|
|
|
4131
|
|
|
4132 /*********************************************
|
|
|
4133 * Implementation of the built-in functions
|
|
|
4134 */
|
|
|
4135
|
|
|
4136 /*
|
|
|
4137 * "append(lnum, string)" function
|
|
56
|
4138 * or "append(list, item)" function
|
|
7
|
4139 */
|
|
|
4140 static void
|
|
71
|
4141 f_append(argvars, rettv)
|
|
|
4142 typeval *argvars;
|
|
|
4143 typeval *rettv;
|
|
7
|
4144 {
|
|
|
4145 long lnum;
|
|
|
4146
|
|
71
|
4147 rettv->vval.v_number = 1; /* Default: Failed */
|
|
56
|
4148 if (argvars[0].v_type == VAR_LIST)
|
|
|
4149 {
|
|
|
4150 if (argvars[0].vval.v_list != NULL
|
|
|
4151 && list_append_tv(argvars[0].vval.v_list, &argvars[1]) == OK)
|
|
71
|
4152 copy_tv(&argvars[0], rettv);
|
|
|
4153 }
|
|
|
4154 else
|
|
|
4155 {
|
|
|
4156 lnum = get_tv_lnum(argvars);
|
|
56
|
4157 if (lnum >= 0
|
|
|
4158 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
4159 && u_save(lnum, lnum + 1) == OK)
|
|
|
4160 {
|
|
71
|
4161 ml_append(lnum, get_tv_string(&argvars[1]), (colnr_T)0, FALSE);
|
|
56
|
4162 if (curwin->w_cursor.lnum > lnum)
|
|
|
4163 ++curwin->w_cursor.lnum;
|
|
|
4164 appended_lines_mark(lnum, 1L);
|
|
71
|
4165 rettv->vval.v_number = 0;
|
|
56
|
4166 }
|
|
7
|
4167 }
|
|
|
4168 }
|
|
|
4169
|
|
|
4170 /*
|
|
|
4171 * "argc()" function
|
|
|
4172 */
|
|
|
4173 /* ARGSUSED */
|
|
|
4174 static void
|
|
71
|
4175 f_argc(argvars, rettv)
|
|
|
4176 typeval *argvars;
|
|
|
4177 typeval *rettv;
|
|
|
4178 {
|
|
|
4179 rettv->vval.v_number = ARGCOUNT;
|
|
7
|
4180 }
|
|
|
4181
|
|
|
4182 /*
|
|
|
4183 * "argidx()" function
|
|
|
4184 */
|
|
|
4185 /* ARGSUSED */
|
|
|
4186 static void
|
|
71
|
4187 f_argidx(argvars, rettv)
|
|
|
4188 typeval *argvars;
|
|
|
4189 typeval *rettv;
|
|
|
4190 {
|
|
|
4191 rettv->vval.v_number = curwin->w_arg_idx;
|
|
7
|
4192 }
|
|
|
4193
|
|
|
4194 /*
|
|
|
4195 * "argv(nr)" function
|
|
|
4196 */
|
|
|
4197 static void
|
|
71
|
4198 f_argv(argvars, rettv)
|
|
|
4199 typeval *argvars;
|
|
|
4200 typeval *rettv;
|
|
7
|
4201 {
|
|
|
4202 int idx;
|
|
|
4203
|
|
71
|
4204 idx = get_tv_number(&argvars[0]);
|
|
7
|
4205 if (idx >= 0 && idx < ARGCOUNT)
|
|
71
|
4206 rettv->vval.v_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
4207 else
|
|
|
4208 rettv->vval.v_string = NULL;
|
|
|
4209 rettv->v_type = VAR_STRING;
|
|
7
|
4210 }
|
|
|
4211
|
|
|
4212 /*
|
|
|
4213 * "browse(save, title, initdir, default)" function
|
|
|
4214 */
|
|
|
4215 /* ARGSUSED */
|
|
|
4216 static void
|
|
71
|
4217 f_browse(argvars, rettv)
|
|
|
4218 typeval *argvars;
|
|
|
4219 typeval *rettv;
|
|
7
|
4220 {
|
|
|
4221 #ifdef FEAT_BROWSE
|
|
|
4222 int save;
|
|
|
4223 char_u *title;
|
|
|
4224 char_u *initdir;
|
|
|
4225 char_u *defname;
|
|
|
4226 char_u buf[NUMBUFLEN];
|
|
|
4227 char_u buf2[NUMBUFLEN];
|
|
|
4228
|
|
71
|
4229 save = get_tv_number(&argvars[0]);
|
|
|
4230 title = get_tv_string(&argvars[1]);
|
|
|
4231 initdir = get_tv_string_buf(&argvars[2], buf);
|
|
|
4232 defname = get_tv_string_buf(&argvars[3], buf2);
|
|
|
4233
|
|
|
4234 rettv->vval.v_string =
|
|
29
|
4235 do_browse(save ? BROWSE_SAVE : 0,
|
|
|
4236 title, defname, NULL, initdir, NULL, curbuf);
|
|
|
4237 #else
|
|
71
|
4238 rettv->vval.v_string = NULL;
|
|
|
4239 #endif
|
|
|
4240 rettv->v_type = VAR_STRING;
|
|
29
|
4241 }
|
|
|
4242
|
|
|
4243 /*
|
|
|
4244 * "browsedir(title, initdir)" function
|
|
|
4245 */
|
|
|
4246 /* ARGSUSED */
|
|
|
4247 static void
|
|
71
|
4248 f_browsedir(argvars, rettv)
|
|
|
4249 typeval *argvars;
|
|
|
4250 typeval *rettv;
|
|
29
|
4251 {
|
|
|
4252 #ifdef FEAT_BROWSE
|
|
|
4253 char_u *title;
|
|
|
4254 char_u *initdir;
|
|
|
4255 char_u buf[NUMBUFLEN];
|
|
|
4256
|
|
71
|
4257 title = get_tv_string(&argvars[0]);
|
|
|
4258 initdir = get_tv_string_buf(&argvars[1], buf);
|
|
|
4259
|
|
|
4260 rettv->vval.v_string = do_browse(BROWSE_DIR,
|
|
29
|
4261 title, NULL, NULL, initdir, NULL, curbuf);
|
|
7
|
4262 #else
|
|
71
|
4263 rettv->vval.v_string = NULL;
|
|
|
4264 #endif
|
|
|
4265 rettv->v_type = VAR_STRING;
|
|
7
|
4266 }
|
|
|
4267
|
|
|
4268 /*
|
|
|
4269 * Find a buffer by number or exact name.
|
|
|
4270 */
|
|
|
4271 static buf_T *
|
|
|
4272 find_buffer(avar)
|
|
56
|
4273 typeval *avar;
|
|
7
|
4274 {
|
|
|
4275 buf_T *buf = NULL;
|
|
|
4276
|
|
56
|
4277 if (avar->v_type == VAR_NUMBER)
|
|
|
4278 buf = buflist_findnr((int)avar->vval.v_number);
|
|
|
4279 else if (avar->vval.v_string != NULL)
|
|
|
4280 {
|
|
|
4281 buf = buflist_findname_exp(avar->vval.v_string);
|
|
9
|
4282 if (buf == NULL)
|
|
|
4283 {
|
|
|
4284 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
4285 * buffer, these don't use the full path. */
|
|
|
4286 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
4287 if (buf->b_fname != NULL
|
|
|
4288 && (path_with_url(buf->b_fname)
|
|
|
4289 #ifdef FEAT_QUICKFIX
|
|
|
4290 || bt_nofile(buf)
|
|
|
4291 #endif
|
|
|
4292 )
|
|
56
|
4293 && STRCMP(buf->b_fname, avar->vval.v_string) == 0)
|
|
9
|
4294 break;
|
|
|
4295 }
|
|
7
|
4296 }
|
|
|
4297 return buf;
|
|
|
4298 }
|
|
|
4299
|
|
|
4300 /*
|
|
|
4301 * "bufexists(expr)" function
|
|
|
4302 */
|
|
|
4303 static void
|
|
71
|
4304 f_bufexists(argvars, rettv)
|
|
|
4305 typeval *argvars;
|
|
|
4306 typeval *rettv;
|
|
|
4307 {
|
|
|
4308 rettv->vval.v_number = (find_buffer(&argvars[0]) != NULL);
|
|
7
|
4309 }
|
|
|
4310
|
|
|
4311 /*
|
|
|
4312 * "buflisted(expr)" function
|
|
|
4313 */
|
|
|
4314 static void
|
|
71
|
4315 f_buflisted(argvars, rettv)
|
|
|
4316 typeval *argvars;
|
|
|
4317 typeval *rettv;
|
|
7
|
4318 {
|
|
|
4319 buf_T *buf;
|
|
|
4320
|
|
|
4321 buf = find_buffer(&argvars[0]);
|
|
71
|
4322 rettv->vval.v_number = (buf != NULL && buf->b_p_bl);
|
|
7
|
4323 }
|
|
|
4324
|
|
|
4325 /*
|
|
|
4326 * "bufloaded(expr)" function
|
|
|
4327 */
|
|
|
4328 static void
|
|
71
|
4329 f_bufloaded(argvars, rettv)
|
|
|
4330 typeval *argvars;
|
|
|
4331 typeval *rettv;
|
|
7
|
4332 {
|
|
|
4333 buf_T *buf;
|
|
|
4334
|
|
|
4335 buf = find_buffer(&argvars[0]);
|
|
71
|
4336 rettv->vval.v_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
7
|
4337 }
|
|
|
4338
|
|
|
4339 /*
|
|
|
4340 * Get buffer by number or pattern.
|
|
|
4341 */
|
|
|
4342 static buf_T *
|
|
71
|
4343 get_buf_tv(tv)
|
|
|
4344 typeval *tv;
|
|
|
4345 {
|
|
|
4346 char_u *name = tv->vval.v_string;
|
|
7
|
4347 int save_magic;
|
|
|
4348 char_u *save_cpo;
|
|
|
4349 buf_T *buf;
|
|
|
4350
|
|
71
|
4351 if (tv->v_type == VAR_NUMBER)
|
|
|
4352 return buflist_findnr((int)tv->vval.v_number);
|
|
7
|
4353 if (name == NULL || *name == NUL)
|
|
|
4354 return curbuf;
|
|
|
4355 if (name[0] == '$' && name[1] == NUL)
|
|
|
4356 return lastbuf;
|
|
|
4357
|
|
|
4358 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
4359 save_magic = p_magic;
|
|
|
4360 p_magic = TRUE;
|
|
|
4361 save_cpo = p_cpo;
|
|
|
4362 p_cpo = (char_u *)"";
|
|
|
4363
|
|
|
4364 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
4365 TRUE, FALSE));
|
|
|
4366
|
|
|
4367 p_magic = save_magic;
|
|
|
4368 p_cpo = save_cpo;
|
|
|
4369
|
|
|
4370 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
4371 if (buf == NULL)
|
|
71
|
4372 buf = find_buffer(tv);
|
|
7
|
4373
|
|
|
4374 return buf;
|
|
|
4375 }
|
|
|
4376
|
|
|
4377 /*
|
|
|
4378 * "bufname(expr)" function
|
|
|
4379 */
|
|
|
4380 static void
|
|
71
|
4381 f_bufname(argvars, rettv)
|
|
|
4382 typeval *argvars;
|
|
|
4383 typeval *rettv;
|
|
7
|
4384 {
|
|
|
4385 buf_T *buf;
|
|
|
4386
|
|
|
4387 ++emsg_off;
|
|
71
|
4388 buf = get_buf_tv(&argvars[0]);
|
|
|
4389 rettv->v_type = VAR_STRING;
|
|
7
|
4390 if (buf != NULL && buf->b_fname != NULL)
|
|
71
|
4391 rettv->vval.v_string = vim_strsave(buf->b_fname);
|
|
|
4392 else
|
|
|
4393 rettv->vval.v_string = NULL;
|
|
7
|
4394 --emsg_off;
|
|
|
4395 }
|
|
|
4396
|
|
|
4397 /*
|
|
|
4398 * "bufnr(expr)" function
|
|
|
4399 */
|
|
|
4400 static void
|
|
71
|
4401 f_bufnr(argvars, rettv)
|
|
|
4402 typeval *argvars;
|
|
|
4403 typeval *rettv;
|
|
7
|
4404 {
|
|
|
4405 buf_T *buf;
|
|
|
4406
|
|
|
4407 ++emsg_off;
|
|
71
|
4408 buf = get_buf_tv(&argvars[0]);
|
|
7
|
4409 if (buf != NULL)
|
|
71
|
4410 rettv->vval.v_number = buf->b_fnum;
|
|
|
4411 else
|
|
|
4412 rettv->vval.v_number = -1;
|
|
7
|
4413 --emsg_off;
|
|
|
4414 }
|
|
|
4415
|
|
|
4416 /*
|
|
|
4417 * "bufwinnr(nr)" function
|
|
|
4418 */
|
|
|
4419 static void
|
|
71
|
4420 f_bufwinnr(argvars, rettv)
|
|
|
4421 typeval *argvars;
|
|
|
4422 typeval *rettv;
|
|
7
|
4423 {
|
|
|
4424 #ifdef FEAT_WINDOWS
|
|
|
4425 win_T *wp;
|
|
|
4426 int winnr = 0;
|
|
|
4427 #endif
|
|
|
4428 buf_T *buf;
|
|
|
4429
|
|
|
4430 ++emsg_off;
|
|
71
|
4431 buf = get_buf_tv(&argvars[0]);
|
|
7
|
4432 #ifdef FEAT_WINDOWS
|
|
|
4433 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
4434 {
|
|
|
4435 ++winnr;
|
|
|
4436 if (wp->w_buffer == buf)
|
|
|
4437 break;
|
|
|
4438 }
|
|
71
|
4439 rettv->vval.v_number = (wp != NULL ? winnr : -1);
|
|
7
|
4440 #else
|
|
71
|
4441 rettv->vval.v_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
7
|
4442 #endif
|
|
|
4443 --emsg_off;
|
|
|
4444 }
|
|
|
4445
|
|
|
4446 /*
|
|
|
4447 * "byte2line(byte)" function
|
|
|
4448 */
|
|
|
4449 /*ARGSUSED*/
|
|
|
4450 static void
|
|
71
|
4451 f_byte2line(argvars, rettv)
|
|
|
4452 typeval *argvars;
|
|
|
4453 typeval *rettv;
|
|
7
|
4454 {
|
|
|
4455 #ifndef FEAT_BYTEOFF
|
|
71
|
4456 rettv->vval.v_number = -1;
|
|
7
|
4457 #else
|
|
|
4458 long boff = 0;
|
|
|
4459
|
|
71
|
4460 boff = get_tv_number(&argvars[0]) - 1;
|
|
7
|
4461 if (boff < 0)
|
|
71
|
4462 rettv->vval.v_number = -1;
|
|
|
4463 else
|
|
|
4464 rettv->vval.v_number = ml_find_line_or_offset(curbuf,
|
|
7
|
4465 (linenr_T)0, &boff);
|
|
|
4466 #endif
|
|
|
4467 }
|
|
|
4468
|
|
|
4469 /*
|
|
18
|
4470 * "byteidx()" function
|
|
|
4471 */
|
|
|
4472 /*ARGSUSED*/
|
|
|
4473 static void
|
|
71
|
4474 f_byteidx(argvars, rettv)
|
|
|
4475 typeval *argvars;
|
|
|
4476 typeval *rettv;
|
|
18
|
4477 {
|
|
|
4478 #ifdef FEAT_MBYTE
|
|
|
4479 char_u *t;
|
|
|
4480 #endif
|
|
|
4481 char_u *str;
|
|
|
4482 long idx;
|
|
|
4483
|
|
71
|
4484 str = get_tv_string(&argvars[0]);
|
|
|
4485 idx = get_tv_number(&argvars[1]);
|
|
|
4486 rettv->vval.v_number = -1;
|
|
18
|
4487 if (idx < 0)
|
|
|
4488 return;
|
|
|
4489
|
|
|
4490 #ifdef FEAT_MBYTE
|
|
|
4491 t = str;
|
|
|
4492 for ( ; idx > 0; idx--)
|
|
|
4493 {
|
|
|
4494 if (*t == NUL) /* EOL reached */
|
|
|
4495 return;
|
|
|
4496 t += mb_ptr2len_check(t);
|
|
|
4497 }
|
|
71
|
4498 rettv->vval.v_number = t - str;
|
|
18
|
4499 #else
|
|
|
4500 if (idx <= STRLEN(str))
|
|
71
|
4501 rettv->vval.v_number = idx;
|
|
18
|
4502 #endif
|
|
|
4503 }
|
|
|
4504
|
|
|
4505 /*
|
|
7
|
4506 * "char2nr(string)" function
|
|
|
4507 */
|
|
|
4508 static void
|
|
71
|
4509 f_char2nr(argvars, rettv)
|
|
|
4510 typeval *argvars;
|
|
|
4511 typeval *rettv;
|
|
7
|
4512 {
|
|
|
4513 #ifdef FEAT_MBYTE
|
|
|
4514 if (has_mbyte)
|
|
71
|
4515 rettv->vval.v_number =
|
|
|
4516 (*mb_ptr2char)(get_tv_string(&argvars[0]));
|
|
|
4517 else
|
|
|
4518 #endif
|
|
|
4519 rettv->vval.v_number = get_tv_string(&argvars[0])[0];
|
|
7
|
4520 }
|
|
|
4521
|
|
|
4522 /*
|
|
|
4523 * "cindent(lnum)" function
|
|
|
4524 */
|
|
|
4525 static void
|
|
71
|
4526 f_cindent(argvars, rettv)
|
|
|
4527 typeval *argvars;
|
|
|
4528 typeval *rettv;
|
|
7
|
4529 {
|
|
|
4530 #ifdef FEAT_CINDENT
|
|
|
4531 pos_T pos;
|
|
|
4532 linenr_T lnum;
|
|
|
4533
|
|
|
4534 pos = curwin->w_cursor;
|
|
71
|
4535 lnum = get_tv_lnum(argvars);
|
|
7
|
4536 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4537 {
|
|
|
4538 curwin->w_cursor.lnum = lnum;
|
|
71
|
4539 rettv->vval.v_number = get_c_indent();
|
|
7
|
4540 curwin->w_cursor = pos;
|
|
|
4541 }
|
|
|
4542 else
|
|
|
4543 #endif
|
|
71
|
4544 rettv->vval.v_number = -1;
|
|
7
|
4545 }
|
|
|
4546
|
|
|
4547 /*
|
|
|
4548 * "col(string)" function
|
|
|
4549 */
|
|
|
4550 static void
|
|
71
|
4551 f_col(argvars, rettv)
|
|
|
4552 typeval *argvars;
|
|
|
4553 typeval *rettv;
|
|
7
|
4554 {
|
|
|
4555 colnr_T col = 0;
|
|
|
4556 pos_T *fp;
|
|
|
4557
|
|
|
4558 fp = var2fpos(&argvars[0], FALSE);
|
|
|
4559 if (fp != NULL)
|
|
|
4560 {
|
|
|
4561 if (fp->col == MAXCOL)
|
|
|
4562 {
|
|
|
4563 /* '> can be MAXCOL, get the length of the line then */
|
|
|
4564 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4565 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
4566 else
|
|
|
4567 col = MAXCOL;
|
|
|
4568 }
|
|
|
4569 else
|
|
|
4570 {
|
|
|
4571 col = fp->col + 1;
|
|
|
4572 #ifdef FEAT_VIRTUALEDIT
|
|
|
4573 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
4574 * because of "coladd" can be seen as an extra column. */
|
|
|
4575 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
4576 {
|
|
|
4577 char_u *p = ml_get_cursor();
|
|
|
4578
|
|
|
4579 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
4580 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
4581 {
|
|
|
4582 # ifdef FEAT_MBYTE
|
|
|
4583 int l;
|
|
|
4584
|
|
|
4585 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
4586 col += l;
|
|
|
4587 # else
|
|
|
4588 if (*p != NUL && p[1] == NUL)
|
|
|
4589 ++col;
|
|
|
4590 # endif
|
|
|
4591 }
|
|
|
4592 }
|
|
|
4593 #endif
|
|
|
4594 }
|
|
|
4595 }
|
|
71
|
4596 rettv->vval.v_number = col;
|
|
7
|
4597 }
|
|
|
4598
|
|
|
4599 /*
|
|
|
4600 * "confirm(message, buttons[, default [, type]])" function
|
|
|
4601 */
|
|
|
4602 /*ARGSUSED*/
|
|
|
4603 static void
|
|
71
|
4604 f_confirm(argvars, rettv)
|
|
|
4605 typeval *argvars;
|
|
|
4606 typeval *rettv;
|
|
7
|
4607 {
|
|
|
4608 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
4609 char_u *message;
|
|
|
4610 char_u *buttons = NULL;
|
|
|
4611 char_u buf[NUMBUFLEN];
|
|
|
4612 char_u buf2[NUMBUFLEN];
|
|
|
4613 int def = 1;
|
|
|
4614 int type = VIM_GENERIC;
|
|
|
4615 int c;
|
|
|
4616
|
|
71
|
4617 message = get_tv_string(&argvars[0]);
|
|
56
|
4618 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
4619 {
|
|
71
|
4620 buttons = get_tv_string_buf(&argvars[1], buf);
|
|
56
|
4621 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
4622 {
|
|
71
|
4623 def = get_tv_number(&argvars[2]);
|
|
56
|
4624 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
7
|
4625 {
|
|
|
4626 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
71
|
4627 c = *get_tv_string_buf(&argvars[3], buf2);
|
|
7
|
4628 switch (TOUPPER_ASC(c))
|
|
|
4629 {
|
|
|
4630 case 'E': type = VIM_ERROR; break;
|
|
|
4631 case 'Q': type = VIM_QUESTION; break;
|
|
|
4632 case 'I': type = VIM_INFO; break;
|
|
|
4633 case 'W': type = VIM_WARNING; break;
|
|
|
4634 case 'G': type = VIM_GENERIC; break;
|
|
|
4635 }
|
|
|
4636 }
|
|
|
4637 }
|
|
|
4638 }
|
|
|
4639
|
|
|
4640 if (buttons == NULL || *buttons == NUL)
|
|
|
4641 buttons = (char_u *)_("&Ok");
|
|
|
4642
|
|
71
|
4643 rettv->vval.v_number = do_dialog(type, NULL, message, buttons,
|
|
7
|
4644 def, NULL);
|
|
|
4645 #else
|
|
71
|
4646 rettv->vval.v_number = 0;
|
|
56
|
4647 #endif
|
|
|
4648 }
|
|
|
4649
|
|
|
4650 /*
|
|
|
4651 * "copy()" function
|
|
|
4652 */
|
|
|
4653 static void
|
|
71
|
4654 f_copy(argvars, rettv)
|
|
|
4655 typeval *argvars;
|
|
|
4656 typeval *rettv;
|
|
56
|
4657 {
|
|
|
4658 if (argvars[0].v_type == VAR_LIST)
|
|
|
4659 {
|
|
71
|
4660 rettv->v_type = VAR_LIST;
|
|
|
4661 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, FALSE);
|
|
|
4662 }
|
|
|
4663 else
|
|
|
4664 copy_tv(&argvars[0], rettv);
|
|
56
|
4665 }
|
|
7
|
4666
|
|
|
4667 /*
|
|
|
4668 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
4669 *
|
|
|
4670 * Checks the existence of a cscope connection.
|
|
|
4671 */
|
|
|
4672 /*ARGSUSED*/
|
|
|
4673 static void
|
|
71
|
4674 f_cscope_connection(argvars, rettv)
|
|
|
4675 typeval *argvars;
|
|
|
4676 typeval *rettv;
|
|
7
|
4677 {
|
|
|
4678 #ifdef FEAT_CSCOPE
|
|
|
4679 int num = 0;
|
|
|
4680 char_u *dbpath = NULL;
|
|
|
4681 char_u *prepend = NULL;
|
|
|
4682 char_u buf[NUMBUFLEN];
|
|
|
4683
|
|
56
|
4684 if (argvars[0].v_type != VAR_UNKNOWN
|
|
|
4685 && argvars[1].v_type != VAR_UNKNOWN)
|
|
|
4686 {
|
|
71
|
4687 num = (int)get_tv_number(&argvars[0]);
|
|
|
4688 dbpath = get_tv_string(&argvars[1]);
|
|
56
|
4689 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
4690 prepend = get_tv_string_buf(&argvars[2], buf);
|
|
|
4691 }
|
|
|
4692
|
|
|
4693 rettv->vval.v_number = cs_connection(num, dbpath, prepend);
|
|
7
|
4694 #else
|
|
71
|
4695 rettv->vval.v_number = 0;
|
|
7
|
4696 #endif
|
|
|
4697 }
|
|
|
4698
|
|
|
4699 /*
|
|
|
4700 * "cursor(lnum, col)" function
|
|
|
4701 *
|
|
|
4702 * Moves the cursor to the specified line and column
|
|
|
4703 */
|
|
|
4704 /*ARGSUSED*/
|
|
|
4705 static void
|
|
71
|
4706 f_cursor(argvars, rettv)
|
|
|
4707 typeval *argvars;
|
|
|
4708 typeval *rettv;
|
|
7
|
4709 {
|
|
|
4710 long line, col;
|
|
|
4711
|
|
71
|
4712 line = get_tv_lnum(argvars);
|
|
7
|
4713 if (line > 0)
|
|
|
4714 curwin->w_cursor.lnum = line;
|
|
71
|
4715 col = get_tv_number(&argvars[1]);
|
|
7
|
4716 if (col > 0)
|
|
|
4717 curwin->w_cursor.col = col - 1;
|
|
|
4718 #ifdef FEAT_VIRTUALEDIT
|
|
|
4719 curwin->w_cursor.coladd = 0;
|
|
|
4720 #endif
|
|
|
4721
|
|
|
4722 /* Make sure the cursor is in a valid position. */
|
|
|
4723 check_cursor();
|
|
|
4724 #ifdef FEAT_MBYTE
|
|
|
4725 /* Correct cursor for multi-byte character. */
|
|
|
4726 if (has_mbyte)
|
|
|
4727 mb_adjust_cursor();
|
|
|
4728 #endif
|
|
10
|
4729
|
|
|
4730 curwin->w_set_curswant = TRUE;
|
|
7
|
4731 }
|
|
|
4732
|
|
|
4733 /*
|
|
56
|
4734 * "deepcopy()" function
|
|
|
4735 */
|
|
|
4736 static void
|
|
71
|
4737 f_deepcopy(argvars, rettv)
|
|
|
4738 typeval *argvars;
|
|
|
4739 typeval *rettv;
|
|
56
|
4740 {
|
|
|
4741 if (argvars[0].v_type == VAR_LIST)
|
|
|
4742 {
|
|
71
|
4743 rettv->v_type = VAR_LIST;
|
|
|
4744 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, TRUE);
|
|
|
4745 }
|
|
|
4746 else
|
|
|
4747 copy_tv(&argvars[0], rettv);
|
|
7
|
4748 }
|
|
|
4749
|
|
|
4750 /*
|
|
|
4751 * "delete()" function
|
|
|
4752 */
|
|
|
4753 static void
|
|
71
|
4754 f_delete(argvars, rettv)
|
|
|
4755 typeval *argvars;
|
|
|
4756 typeval *rettv;
|
|
7
|
4757 {
|
|
|
4758 if (check_restricted() || check_secure())
|
|
71
|
4759 rettv->vval.v_number = -1;
|
|
|
4760 else
|
|
|
4761 rettv->vval.v_number = mch_remove(get_tv_string(&argvars[0]));
|
|
7
|
4762 }
|
|
|
4763
|
|
|
4764 /*
|
|
|
4765 * "did_filetype()" function
|
|
|
4766 */
|
|
|
4767 /*ARGSUSED*/
|
|
|
4768 static void
|
|
71
|
4769 f_did_filetype(argvars, rettv)
|
|
|
4770 typeval *argvars;
|
|
|
4771 typeval *rettv;
|
|
7
|
4772 {
|
|
|
4773 #ifdef FEAT_AUTOCMD
|
|
71
|
4774 rettv->vval.v_number = did_filetype;
|
|
7
|
4775 #else
|
|
71
|
4776 rettv->vval.v_number = 0;
|
|
7
|
4777 #endif
|
|
|
4778 }
|
|
|
4779
|
|
|
4780 /*
|
|
32
|
4781 * "diff_filler()" function
|
|
|
4782 */
|
|
|
4783 /*ARGSUSED*/
|
|
|
4784 static void
|
|
71
|
4785 f_diff_filler(argvars, rettv)
|
|
|
4786 typeval *argvars;
|
|
|
4787 typeval *rettv;
|
|
32
|
4788 {
|
|
|
4789 #ifdef FEAT_DIFF
|
|
71
|
4790 rettv->vval.v_number = diff_check_fill(curwin, get_tv_lnum(argvars));
|
|
32
|
4791 #endif
|
|
|
4792 }
|
|
|
4793
|
|
|
4794 /*
|
|
|
4795 * "diff_hlID()" function
|
|
|
4796 */
|
|
|
4797 /*ARGSUSED*/
|
|
|
4798 static void
|
|
71
|
4799 f_diff_hlID(argvars, rettv)
|
|
|
4800 typeval *argvars;
|
|
|
4801 typeval *rettv;
|
|
32
|
4802 {
|
|
|
4803 #ifdef FEAT_DIFF
|
|
71
|
4804 linenr_T lnum = get_tv_lnum(argvars);
|
|
32
|
4805 static linenr_T prev_lnum = 0;
|
|
|
4806 static int changedtick = 0;
|
|
|
4807 static int fnum = 0;
|
|
|
4808 static int change_start = 0;
|
|
|
4809 static int change_end = 0;
|
|
|
4810 static enum hlf_value hlID = 0;
|
|
|
4811 int filler_lines;
|
|
|
4812 int col;
|
|
|
4813
|
|
|
4814 if (lnum != prev_lnum
|
|
|
4815 || changedtick != curbuf->b_changedtick
|
|
|
4816 || fnum != curbuf->b_fnum)
|
|
|
4817 {
|
|
|
4818 /* New line, buffer, change: need to get the values. */
|
|
|
4819 filler_lines = diff_check(curwin, lnum);
|
|
|
4820 if (filler_lines < 0)
|
|
|
4821 {
|
|
|
4822 if (filler_lines == -1)
|
|
|
4823 {
|
|
|
4824 change_start = MAXCOL;
|
|
|
4825 change_end = -1;
|
|
|
4826 if (diff_find_change(curwin, lnum, &change_start, &change_end))
|
|
|
4827 hlID = HLF_ADD; /* added line */
|
|
|
4828 else
|
|
|
4829 hlID = HLF_CHD; /* changed line */
|
|
|
4830 }
|
|
|
4831 else
|
|
|
4832 hlID = HLF_ADD; /* added line */
|
|
|
4833 }
|
|
|
4834 else
|
|
|
4835 hlID = (enum hlf_value)0;
|
|
|
4836 prev_lnum = lnum;
|
|
|
4837 changedtick = curbuf->b_changedtick;
|
|
|
4838 fnum = curbuf->b_fnum;
|
|
|
4839 }
|
|
|
4840
|
|
|
4841 if (hlID == HLF_CHD || hlID == HLF_TXD)
|
|
|
4842 {
|
|
71
|
4843 col = get_tv_number(&argvars[1]) - 1;
|
|
32
|
4844 if (col >= change_start && col <= change_end)
|
|
|
4845 hlID = HLF_TXD; /* changed text */
|
|
|
4846 else
|
|
|
4847 hlID = HLF_CHD; /* changed line */
|
|
|
4848 }
|
|
71
|
4849 rettv->vval.v_number = hlID == (enum hlf_value)0 ? 0 : (int)hlID;
|
|
32
|
4850 #endif
|
|
|
4851 }
|
|
|
4852
|
|
|
4853 /*
|
|
7
|
4854 * "escape({string}, {chars})" function
|
|
|
4855 */
|
|
|
4856 static void
|
|
71
|
4857 f_escape(argvars, rettv)
|
|
|
4858 typeval *argvars;
|
|
|
4859 typeval *rettv;
|
|
7
|
4860 {
|
|
|
4861 char_u buf[NUMBUFLEN];
|
|
|
4862
|
|
71
|
4863 rettv->vval.v_string =
|
|
|
4864 vim_strsave_escaped(get_tv_string(&argvars[0]),
|
|
|
4865 get_tv_string_buf(&argvars[1], buf));
|
|
|
4866 rettv->v_type = VAR_STRING;
|
|
7
|
4867 }
|
|
|
4868
|
|
|
4869 /*
|
|
|
4870 * "eventhandler()" function
|
|
|
4871 */
|
|
|
4872 /*ARGSUSED*/
|
|
|
4873 static void
|
|
71
|
4874 f_eventhandler(argvars, rettv)
|
|
|
4875 typeval *argvars;
|
|
|
4876 typeval *rettv;
|
|
|
4877 {
|
|
|
4878 rettv->vval.v_number = vgetc_busy;
|
|
7
|
4879 }
|
|
|
4880
|
|
|
4881 /*
|
|
|
4882 * "executable()" function
|
|
|
4883 */
|
|
|
4884 static void
|
|
71
|
4885 f_executable(argvars, rettv)
|
|
|
4886 typeval *argvars;
|
|
|
4887 typeval *rettv;
|
|
|
4888 {
|
|
|
4889 rettv->vval.v_number = mch_can_exe(get_tv_string(&argvars[0]));
|
|
7
|
4890 }
|
|
|
4891
|
|
|
4892 /*
|
|
|
4893 * "exists()" function
|
|
|
4894 */
|
|
|
4895 static void
|
|
71
|
4896 f_exists(argvars, rettv)
|
|
|
4897 typeval *argvars;
|
|
|
4898 typeval *rettv;
|
|
7
|
4899 {
|
|
|
4900 char_u *p;
|
|
|
4901 char_u *name;
|
|
|
4902 int n = FALSE;
|
|
|
4903 int len = 0;
|
|
|
4904
|
|
71
|
4905 p = get_tv_string(&argvars[0]);
|
|
7
|
4906 if (*p == '$') /* environment variable */
|
|
|
4907 {
|
|
|
4908 /* first try "normal" environment variables (fast) */
|
|
|
4909 if (mch_getenv(p + 1) != NULL)
|
|
|
4910 n = TRUE;
|
|
|
4911 else
|
|
|
4912 {
|
|
|
4913 /* try expanding things like $VIM and ${HOME} */
|
|
|
4914 p = expand_env_save(p);
|
|
|
4915 if (p != NULL && *p != '$')
|
|
|
4916 n = TRUE;
|
|
|
4917 vim_free(p);
|
|
|
4918 }
|
|
|
4919 }
|
|
|
4920 else if (*p == '&' || *p == '+') /* option */
|
|
71
|
4921 n = (get_option_tv(&p, NULL, TRUE) == OK);
|
|
7
|
4922 else if (*p == '*') /* internal or user defined function */
|
|
|
4923 {
|
|
56
|
4924 n = function_exists(p + 1);
|
|
7
|
4925 }
|
|
|
4926 else if (*p == ':')
|
|
|
4927 {
|
|
|
4928 n = cmd_exists(p + 1);
|
|
|
4929 }
|
|
|
4930 else if (*p == '#')
|
|
|
4931 {
|
|
|
4932 #ifdef FEAT_AUTOCMD
|
|
|
4933 name = p + 1;
|
|
|
4934 p = vim_strchr(name, '#');
|
|
|
4935 if (p != NULL)
|
|
|
4936 n = au_exists(name, p, p + 1);
|
|
|
4937 else
|
|
|
4938 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
4939 #endif
|
|
|
4940 }
|
|
|
4941 else /* internal variable */
|
|
|
4942 {
|
|
|
4943 char_u *expr_start;
|
|
|
4944 char_u *expr_end;
|
|
|
4945 char_u *temp_string = NULL;
|
|
|
4946 char_u *s;
|
|
|
4947 name = p;
|
|
|
4948
|
|
|
4949 /* Find the end of the name. */
|
|
71
|
4950 s = find_name_end(name, &expr_start, &expr_end, FALSE);
|
|
7
|
4951 if (expr_start != NULL)
|
|
|
4952 {
|
|
|
4953 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
4954 if (temp_string != NULL)
|
|
|
4955 {
|
|
|
4956 len = STRLEN(temp_string);
|
|
|
4957 name = temp_string;
|
|
|
4958 }
|
|
|
4959 }
|
|
|
4960 if (len == 0)
|
|
|
4961 len = get_id_len(&p);
|
|
|
4962 if (len != 0)
|
|
71
|
4963 n = (get_var_tv(name, len, NULL) == OK);
|
|
|
4964
|
|
7
|
4965 vim_free(temp_string);
|
|
71
|
4966 }
|
|
|
4967
|
|
|
4968 rettv->vval.v_number = n;
|
|
7
|
4969 }
|
|
|
4970
|
|
|
4971 /*
|
|
|
4972 * "expand()" function
|
|
|
4973 */
|
|
|
4974 static void
|
|
71
|
4975 f_expand(argvars, rettv)
|
|
|
4976 typeval *argvars;
|
|
|
4977 typeval *rettv;
|
|
7
|
4978 {
|
|
|
4979 char_u *s;
|
|
|
4980 int len;
|
|
|
4981 char_u *errormsg;
|
|
|
4982 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
4983 expand_T xpc;
|
|
|
4984
|
|
71
|
4985 rettv->v_type = VAR_STRING;
|
|
|
4986 s = get_tv_string(&argvars[0]);
|
|
7
|
4987 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
4988 {
|
|
|
4989 ++emsg_off;
|
|
71
|
4990 rettv->vval.v_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
7
|
4991 --emsg_off;
|
|
|
4992 }
|
|
|
4993 else
|
|
|
4994 {
|
|
|
4995 /* When the optional second argument is non-zero, don't remove matches
|
|
|
4996 * for 'suffixes' and 'wildignore' */
|
|
71
|
4997 if (argvars[1].v_type != VAR_UNKNOWN && get_tv_number(&argvars[1]))
|
|
7
|
4998 flags |= WILD_KEEP_ALL;
|
|
|
4999 ExpandInit(&xpc);
|
|
|
5000 xpc.xp_context = EXPAND_FILES;
|
|
71
|
5001 rettv->vval.v_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
7
|
5002 ExpandCleanup(&xpc);
|
|
|
5003 }
|
|
|
5004 }
|
|
|
5005
|
|
|
5006 /*
|
|
|
5007 * "filereadable()" function
|
|
|
5008 */
|
|
|
5009 static void
|
|
71
|
5010 f_filereadable(argvars, rettv)
|
|
|
5011 typeval *argvars;
|
|
|
5012 typeval *rettv;
|
|
7
|
5013 {
|
|
|
5014 FILE *fd;
|
|
|
5015 char_u *p;
|
|
|
5016 int n;
|
|
|
5017
|
|
71
|
5018 p = get_tv_string(&argvars[0]);
|
|
7
|
5019 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
5020 {
|
|
|
5021 n = TRUE;
|
|
|
5022 fclose(fd);
|
|
|
5023 }
|
|
|
5024 else
|
|
|
5025 n = FALSE;
|
|
|
5026
|
|
71
|
5027 rettv->vval.v_number = n;
|
|
7
|
5028 }
|
|
|
5029
|
|
|
5030 /*
|
|
|
5031 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
5032 * rights to write into.
|
|
|
5033 */
|
|
|
5034 static void
|
|
71
|
5035 f_filewritable(argvars, rettv)
|
|
|
5036 typeval *argvars;
|
|
|
5037 typeval *rettv;
|
|
7
|
5038 {
|
|
|
5039 char_u *p;
|
|
|
5040 int retval = 0;
|
|
|
5041 #if defined(UNIX) || defined(VMS)
|
|
|
5042 int perm = 0;
|
|
|
5043 #endif
|
|
|
5044
|
|
71
|
5045 p = get_tv_string(&argvars[0]);
|
|
7
|
5046 #if defined(UNIX) || defined(VMS)
|
|
|
5047 perm = mch_getperm(p);
|
|
|
5048 #endif
|
|
|
5049 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
5050 if (
|
|
|
5051 # ifdef WIN3264
|
|
|
5052 mch_writable(p) &&
|
|
|
5053 # else
|
|
|
5054 # if defined(UNIX) || defined(VMS)
|
|
|
5055 (perm & 0222) &&
|
|
|
5056 # endif
|
|
|
5057 # endif
|
|
|
5058 mch_access((char *)p, W_OK) == 0
|
|
|
5059 )
|
|
|
5060 #endif
|
|
|
5061 {
|
|
|
5062 ++retval;
|
|
|
5063 if (mch_isdir(p))
|
|
|
5064 ++retval;
|
|
|
5065 }
|
|
71
|
5066 rettv->vval.v_number = retval;
|
|
7
|
5067 }
|
|
|
5068
|
|
|
5069 /*
|
|
19
|
5070 * "finddir({fname}[, {path}[, {count}]])" function
|
|
|
5071 */
|
|
|
5072 static void
|
|
71
|
5073 f_finddir(argvars, rettv)
|
|
|
5074 typeval *argvars;
|
|
|
5075 typeval *rettv;
|
|
|
5076 {
|
|
|
5077 f_findfilendir(argvars, rettv, TRUE);
|
|
19
|
5078 }
|
|
|
5079
|
|
|
5080 /*
|
|
|
5081 * "findfile({fname}[, {path}[, {count}]])" function
|
|
|
5082 */
|
|
|
5083 static void
|
|
71
|
5084 f_findfile(argvars, rettv)
|
|
|
5085 typeval *argvars;
|
|
|
5086 typeval *rettv;
|
|
|
5087 {
|
|
|
5088 f_findfilendir(argvars, rettv, FALSE);
|
|
|
5089 }
|
|
|
5090
|
|
|
5091 static void
|
|
|
5092 f_findfilendir(argvars, rettv, dir)
|
|
|
5093 typeval *argvars;
|
|
|
5094 typeval *rettv;
|
|
19
|
5095 int dir;
|
|
|
5096 {
|
|
|
5097 #ifdef FEAT_SEARCHPATH
|
|
|
5098 char_u *fname;
|
|
|
5099 char_u *fresult = NULL;
|
|
|
5100 char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
|
|
|
5101 char_u *p;
|
|
|
5102 char_u pathbuf[NUMBUFLEN];
|
|
|
5103 int count = 1;
|
|
|
5104 int first = TRUE;
|
|
|
5105
|
|
71
|
5106 fname = get_tv_string(&argvars[0]);
|
|
56
|
5107
|
|
|
5108 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5109 {
|
|
71
|
5110 p = get_tv_string_buf(&argvars[1], pathbuf);
|
|
19
|
5111 if (*p != NUL)
|
|
|
5112 path = p;
|
|
|
5113
|
|
56
|
5114 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
5115 count = get_tv_number(&argvars[2]);
|
|
19
|
5116 }
|
|
|
5117
|
|
|
5118 do
|
|
|
5119 {
|
|
|
5120 vim_free(fresult);
|
|
|
5121 fresult = find_file_in_path_option(first ? fname : NULL,
|
|
|
5122 first ? (int)STRLEN(fname) : 0,
|
|
|
5123 0, first, path, dir, NULL);
|
|
|
5124 first = FALSE;
|
|
|
5125 } while (--count > 0 && fresult != NULL);
|
|
|
5126
|
|
71
|
5127 rettv->vval.v_string = fresult;
|
|
19
|
5128 #else
|
|
71
|
5129 rettv->vval.v_string = NULL;
|
|
|
5130 #endif
|
|
|
5131 rettv->v_type = VAR_STRING;
|
|
19
|
5132 }
|
|
|
5133
|
|
|
5134 /*
|
|
7
|
5135 * "fnamemodify({fname}, {mods})" function
|
|
|
5136 */
|
|
|
5137 static void
|
|
71
|
5138 f_fnamemodify(argvars, rettv)
|
|
|
5139 typeval *argvars;
|
|
|
5140 typeval *rettv;
|
|
7
|
5141 {
|
|
|
5142 char_u *fname;
|
|
|
5143 char_u *mods;
|
|
|
5144 int usedlen = 0;
|
|
|
5145 int len;
|
|
|
5146 char_u *fbuf = NULL;
|
|
|
5147 char_u buf[NUMBUFLEN];
|
|
|
5148
|
|
71
|
5149 fname = get_tv_string(&argvars[0]);
|
|
|
5150 mods = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
5151 len = (int)STRLEN(fname);
|
|
|
5152
|
|
|
5153 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
5154
|
|
71
|
5155 rettv->v_type = VAR_STRING;
|
|
7
|
5156 if (fname == NULL)
|
|
71
|
5157 rettv->vval.v_string = NULL;
|
|
|
5158 else
|
|
|
5159 rettv->vval.v_string = vim_strnsave(fname, len);
|
|
7
|
5160 vim_free(fbuf);
|
|
|
5161 }
|
|
|
5162
|
|
|
5163 /*
|
|
|
5164 * "foldclosed()" function
|
|
|
5165 */
|
|
|
5166 static void
|
|
71
|
5167 f_foldclosed(argvars, rettv)
|
|
|
5168 typeval *argvars;
|
|
|
5169 typeval *rettv;
|
|
|
5170 {
|
|
|
5171 foldclosed_both(argvars, rettv, FALSE);
|
|
7
|
5172 }
|
|
|
5173
|
|
|
5174 /*
|
|
|
5175 * "foldclosedend()" function
|
|
|
5176 */
|
|
|
5177 static void
|
|
71
|
5178 f_foldclosedend(argvars, rettv)
|
|
|
5179 typeval *argvars;
|
|
|
5180 typeval *rettv;
|
|
|
5181 {
|
|
|
5182 foldclosed_both(argvars, rettv, TRUE);
|
|
7
|
5183 }
|
|
|
5184
|
|
|
5185 /*
|
|
|
5186 * "foldclosed()" function
|
|
|
5187 */
|
|
|
5188 static void
|
|
71
|
5189 foldclosed_both(argvars, rettv, end)
|
|
|
5190 typeval *argvars;
|
|
|
5191 typeval *rettv;
|
|
7
|
5192 int end;
|
|
|
5193 {
|
|
|
5194 #ifdef FEAT_FOLDING
|
|
|
5195 linenr_T lnum;
|
|
|
5196 linenr_T first, last;
|
|
|
5197
|
|
71
|
5198 lnum = get_tv_lnum(argvars);
|
|
7
|
5199 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5200 {
|
|
|
5201 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
5202 {
|
|
|
5203 if (end)
|
|
71
|
5204 rettv->vval.v_number = (varnumber_T)last;
|
|
7
|
5205 else
|
|
71
|
5206 rettv->vval.v_number = (varnumber_T)first;
|
|
7
|
5207 return;
|
|
|
5208 }
|
|
|
5209 }
|
|
|
5210 #endif
|
|
71
|
5211 rettv->vval.v_number = -1;
|
|
7
|
5212 }
|
|
|
5213
|
|
|
5214 /*
|
|
|
5215 * "foldlevel()" function
|
|
|
5216 */
|
|
|
5217 static void
|
|
71
|
5218 f_foldlevel(argvars, rettv)
|
|
|
5219 typeval *argvars;
|
|
|
5220 typeval *rettv;
|
|
7
|
5221 {
|
|
|
5222 #ifdef FEAT_FOLDING
|
|
|
5223 linenr_T lnum;
|
|
|
5224
|
|
71
|
5225 lnum = get_tv_lnum(argvars);
|
|
7
|
5226 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
5227 rettv->vval.v_number = foldLevel(lnum);
|
|
|
5228 else
|
|
|
5229 #endif
|
|
|
5230 rettv->vval.v_number = 0;
|
|
7
|
5231 }
|
|
|
5232
|
|
|
5233 /*
|
|
|
5234 * "foldtext()" function
|
|
|
5235 */
|
|
|
5236 /*ARGSUSED*/
|
|
|
5237 static void
|
|
71
|
5238 f_foldtext(argvars, rettv)
|
|
|
5239 typeval *argvars;
|
|
|
5240 typeval *rettv;
|
|
7
|
5241 {
|
|
|
5242 #ifdef FEAT_FOLDING
|
|
|
5243 linenr_T lnum;
|
|
|
5244 char_u *s;
|
|
|
5245 char_u *r;
|
|
|
5246 int len;
|
|
|
5247 char *txt;
|
|
|
5248 #endif
|
|
|
5249
|
|
71
|
5250 rettv->v_type = VAR_STRING;
|
|
|
5251 rettv->vval.v_string = NULL;
|
|
7
|
5252 #ifdef FEAT_FOLDING
|
|
|
5253 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
5254 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
5255 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
5256 {
|
|
|
5257 /* Find first non-empty line in the fold. */
|
|
|
5258 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
5259 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
5260 {
|
|
|
5261 if (!linewhite(lnum))
|
|
|
5262 break;
|
|
|
5263 ++lnum;
|
|
|
5264 }
|
|
|
5265
|
|
|
5266 /* Find interesting text in this line. */
|
|
|
5267 s = skipwhite(ml_get(lnum));
|
|
|
5268 /* skip C comment-start */
|
|
|
5269 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
36
|
5270 {
|
|
7
|
5271 s = skipwhite(s + 2);
|
|
36
|
5272 if (*skipwhite(s) == NUL
|
|
|
5273 && lnum + 1 < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
5274 {
|
|
|
5275 s = skipwhite(ml_get(lnum + 1));
|
|
|
5276 if (*s == '*')
|
|
|
5277 s = skipwhite(s + 1);
|
|
|
5278 }
|
|
|
5279 }
|
|
7
|
5280 txt = _("+-%s%3ld lines: ");
|
|
|
5281 r = alloc((unsigned)(STRLEN(txt)
|
|
|
5282 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
5283 + 20 /* for %3ld */
|
|
|
5284 + STRLEN(s))); /* concatenated */
|
|
|
5285 if (r != NULL)
|
|
|
5286 {
|
|
|
5287 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
5288 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
5289 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
5290 len = (int)STRLEN(r);
|
|
|
5291 STRCAT(r, s);
|
|
|
5292 /* remove 'foldmarker' and 'commentstring' */
|
|
|
5293 foldtext_cleanup(r + len);
|
|
71
|
5294 rettv->vval.v_string = r;
|
|
7
|
5295 }
|
|
|
5296 }
|
|
|
5297 #endif
|
|
|
5298 }
|
|
|
5299
|
|
|
5300 /*
|
|
29
|
5301 * "foldtextresult(lnum)" function
|
|
|
5302 */
|
|
|
5303 /*ARGSUSED*/
|
|
|
5304 static void
|
|
71
|
5305 f_foldtextresult(argvars, rettv)
|
|
|
5306 typeval *argvars;
|
|
|
5307 typeval *rettv;
|
|
29
|
5308 {
|
|
|
5309 #ifdef FEAT_FOLDING
|
|
|
5310 linenr_T lnum;
|
|
|
5311 char_u *text;
|
|
|
5312 char_u buf[51];
|
|
|
5313 foldinfo_T foldinfo;
|
|
|
5314 int fold_count;
|
|
|
5315 #endif
|
|
|
5316
|
|
71
|
5317 rettv->v_type = VAR_STRING;
|
|
|
5318 rettv->vval.v_string = NULL;
|
|
29
|
5319 #ifdef FEAT_FOLDING
|
|
71
|
5320 lnum = get_tv_lnum(argvars);
|
|
29
|
5321 fold_count = foldedCount(curwin, lnum, &foldinfo);
|
|
|
5322 if (fold_count > 0)
|
|
|
5323 {
|
|
|
5324 text = get_foldtext(curwin, lnum, lnum + fold_count - 1,
|
|
|
5325 &foldinfo, buf);
|
|
|
5326 if (text == buf)
|
|
|
5327 text = vim_strsave(text);
|
|
71
|
5328 rettv->vval.v_string = text;
|
|
29
|
5329 }
|
|
|
5330 #endif
|
|
|
5331 }
|
|
|
5332
|
|
|
5333 /*
|
|
7
|
5334 * "foreground()" function
|
|
|
5335 */
|
|
|
5336 /*ARGSUSED*/
|
|
|
5337 static void
|
|
71
|
5338 f_foreground(argvars, rettv)
|
|
|
5339 typeval *argvars;
|
|
|
5340 typeval *rettv;
|
|
|
5341 {
|
|
|
5342 rettv->vval.v_number = 0;
|
|
7
|
5343 #ifdef FEAT_GUI
|
|
|
5344 if (gui.in_use)
|
|
|
5345 gui_mch_set_foreground();
|
|
|
5346 #else
|
|
|
5347 # ifdef WIN32
|
|
|
5348 win32_set_foreground();
|
|
|
5349 # endif
|
|
|
5350 #endif
|
|
|
5351 }
|
|
|
5352
|
|
|
5353 /*
|
|
56
|
5354 * "function()" function
|
|
|
5355 */
|
|
|
5356 /*ARGSUSED*/
|
|
|
5357 static void
|
|
71
|
5358 f_function(argvars, rettv)
|
|
|
5359 typeval *argvars;
|
|
|
5360 typeval *rettv;
|
|
56
|
5361 {
|
|
|
5362 char_u *s;
|
|
|
5363
|
|
71
|
5364 s = get_tv_string(&argvars[0]);
|
|
56
|
5365 if (s == NULL || *s == NUL || isdigit(*s))
|
|
|
5366 EMSG2(_(e_invarg2), s);
|
|
|
5367 else if (!function_exists(s))
|
|
|
5368 EMSG2(_("E999: Unknown function: %s"), s);
|
|
|
5369 else
|
|
|
5370 {
|
|
71
|
5371 rettv->vval.v_string = vim_strsave(s);
|
|
|
5372 rettv->v_type = VAR_FUNC;
|
|
56
|
5373 }
|
|
|
5374 }
|
|
|
5375
|
|
|
5376 /*
|
|
7
|
5377 * "getchar()" function
|
|
|
5378 */
|
|
|
5379 static void
|
|
71
|
5380 f_getchar(argvars, rettv)
|
|
|
5381 typeval *argvars;
|
|
|
5382 typeval *rettv;
|
|
7
|
5383 {
|
|
|
5384 varnumber_T n;
|
|
|
5385
|
|
|
5386 ++no_mapping;
|
|
|
5387 ++allow_keys;
|
|
56
|
5388 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
7
|
5389 /* getchar(): blocking wait. */
|
|
|
5390 n = safe_vgetc();
|
|
71
|
5391 else if (get_tv_number(&argvars[0]) == 1)
|
|
7
|
5392 /* getchar(1): only check if char avail */
|
|
|
5393 n = vpeekc();
|
|
|
5394 else if (vpeekc() == NUL)
|
|
|
5395 /* getchar(0) and no char avail: return zero */
|
|
|
5396 n = 0;
|
|
|
5397 else
|
|
|
5398 /* getchar(0) and char avail: return char */
|
|
|
5399 n = safe_vgetc();
|
|
|
5400 --no_mapping;
|
|
|
5401 --allow_keys;
|
|
|
5402
|
|
71
|
5403 rettv->vval.v_number = n;
|
|
7
|
5404 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
5405 {
|
|
|
5406 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
5407 int i = 0;
|
|
|
5408
|
|
|
5409 /* Turn a special key into three bytes, plus modifier. */
|
|
|
5410 if (mod_mask != 0)
|
|
|
5411 {
|
|
|
5412 temp[i++] = K_SPECIAL;
|
|
|
5413 temp[i++] = KS_MODIFIER;
|
|
|
5414 temp[i++] = mod_mask;
|
|
|
5415 }
|
|
|
5416 if (IS_SPECIAL(n))
|
|
|
5417 {
|
|
|
5418 temp[i++] = K_SPECIAL;
|
|
|
5419 temp[i++] = K_SECOND(n);
|
|
|
5420 temp[i++] = K_THIRD(n);
|
|
|
5421 }
|
|
|
5422 #ifdef FEAT_MBYTE
|
|
|
5423 else if (has_mbyte)
|
|
|
5424 i += (*mb_char2bytes)(n, temp + i);
|
|
|
5425 #endif
|
|
|
5426 else
|
|
|
5427 temp[i++] = n;
|
|
|
5428 temp[i++] = NUL;
|
|
71
|
5429 rettv->v_type = VAR_STRING;
|
|
|
5430 rettv->vval.v_string = vim_strsave(temp);
|
|
7
|
5431 }
|
|
|
5432 }
|
|
|
5433
|
|
|
5434 /*
|
|
|
5435 * "getcharmod()" function
|
|
|
5436 */
|
|
|
5437 /*ARGSUSED*/
|
|
|
5438 static void
|
|
71
|
5439 f_getcharmod(argvars, rettv)
|
|
|
5440 typeval *argvars;
|
|
|
5441 typeval *rettv;
|
|
|
5442 {
|
|
|
5443 rettv->vval.v_number = mod_mask;
|
|
7
|
5444 }
|
|
|
5445
|
|
|
5446 /*
|
|
|
5447 * "getcmdline()" function
|
|
|
5448 */
|
|
|
5449 /*ARGSUSED*/
|
|
|
5450 static void
|
|
71
|
5451 f_getcmdline(argvars, rettv)
|
|
|
5452 typeval *argvars;
|
|
|
5453 typeval *rettv;
|
|
|
5454 {
|
|
|
5455 rettv->v_type = VAR_STRING;
|
|
|
5456 rettv->vval.v_string = get_cmdline_str();
|
|
7
|
5457 }
|
|
|
5458
|
|
|
5459 /*
|
|
|
5460 * "getcmdpos()" function
|
|
|
5461 */
|
|
|
5462 /*ARGSUSED*/
|
|
|
5463 static void
|
|
71
|
5464 f_getcmdpos(argvars, rettv)
|
|
|
5465 typeval *argvars;
|
|
|
5466 typeval *rettv;
|
|
|
5467 {
|
|
|
5468 rettv->vval.v_number = get_cmdline_pos() + 1;
|
|
7
|
5469 }
|
|
|
5470
|
|
|
5471 /*
|
|
|
5472 * "getbufvar()" function
|
|
|
5473 */
|
|
|
5474 static void
|
|
71
|
5475 f_getbufvar(argvars, rettv)
|
|
|
5476 typeval *argvars;
|
|
|
5477 typeval *rettv;
|
|
7
|
5478 {
|
|
|
5479 buf_T *buf;
|
|
|
5480 buf_T *save_curbuf;
|
|
|
5481 char_u *varname;
|
|
|
5482 VAR v;
|
|
|
5483
|
|
|
5484 ++emsg_off;
|
|
71
|
5485 buf = get_buf_tv(&argvars[0]);
|
|
|
5486 varname = get_tv_string(&argvars[1]);
|
|
|
5487
|
|
|
5488 rettv->v_type = VAR_STRING;
|
|
|
5489 rettv->vval.v_string = NULL;
|
|
7
|
5490
|
|
|
5491 if (buf != NULL && varname != NULL)
|
|
|
5492 {
|
|
|
5493 if (*varname == '&') /* buffer-local-option */
|
|
|
5494 {
|
|
|
5495 /* set curbuf to be our buf, temporarily */
|
|
|
5496 save_curbuf = curbuf;
|
|
|
5497 curbuf = buf;
|
|
|
5498
|
|
71
|
5499 get_option_tv(&varname, rettv, TRUE);
|
|
7
|
5500
|
|
|
5501 /* restore previous notion of curbuf */
|
|
|
5502 curbuf = save_curbuf;
|
|
|
5503 }
|
|
|
5504 else
|
|
|
5505 {
|
|
|
5506 /* look up the variable */
|
|
|
5507 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
5508 if (v != NULL)
|
|
71
|
5509 copy_tv(&v->tv, rettv);
|
|
7
|
5510 }
|
|
|
5511 }
|
|
|
5512
|
|
|
5513 --emsg_off;
|
|
|
5514 }
|
|
|
5515
|
|
|
5516 /*
|
|
|
5517 * "getcwd()" function
|
|
|
5518 */
|
|
|
5519 /*ARGSUSED*/
|
|
|
5520 static void
|
|
71
|
5521 f_getcwd(argvars, rettv)
|
|
|
5522 typeval *argvars;
|
|
|
5523 typeval *rettv;
|
|
7
|
5524 {
|
|
|
5525 char_u cwd[MAXPATHL];
|
|
|
5526
|
|
71
|
5527 rettv->v_type = VAR_STRING;
|
|
7
|
5528 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
71
|
5529 rettv->vval.v_string = NULL;
|
|
|
5530 else
|
|
|
5531 {
|
|
|
5532 rettv->vval.v_string = vim_strsave(cwd);
|
|
7
|
5533 #ifdef BACKSLASH_IN_FILENAME
|
|
71
|
5534 slash_adjust(rettv->vval.v_string);
|
|
7
|
5535 #endif
|
|
|
5536 }
|
|
|
5537 }
|
|
|
5538
|
|
|
5539 /*
|
|
38
|
5540 * "getfontname()" function
|
|
|
5541 */
|
|
39
|
5542 /*ARGSUSED*/
|
|
38
|
5543 static void
|
|
71
|
5544 f_getfontname(argvars, rettv)
|
|
|
5545 typeval *argvars;
|
|
|
5546 typeval *rettv;
|
|
|
5547 {
|
|
|
5548 rettv->v_type = VAR_STRING;
|
|
|
5549 rettv->vval.v_string = NULL;
|
|
38
|
5550 #ifdef FEAT_GUI
|
|
|
5551 if (gui.in_use)
|
|
|
5552 {
|
|
|
5553 GuiFont font;
|
|
|
5554 char_u *name = NULL;
|
|
|
5555
|
|
56
|
5556 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
38
|
5557 {
|
|
|
5558 /* Get the "Normal" font. Either the name saved by
|
|
|
5559 * hl_set_font_name() or from the font ID. */
|
|
|
5560 font = gui.norm_font;
|
|
|
5561 name = hl_get_font_name();
|
|
|
5562 }
|
|
|
5563 else
|
|
|
5564 {
|
|
71
|
5565 name = get_tv_string(&argvars[0]);
|
|
38
|
5566 if (STRCMP(name, "*") == 0) /* don't use font dialog */
|
|
|
5567 return;
|
|
|
5568 font = gui_mch_get_font(name, FALSE);
|
|
|
5569 if (font == NOFONT)
|
|
|
5570 return; /* Invalid font name, return empty string. */
|
|
|
5571 }
|
|
71
|
5572 rettv->vval.v_string = gui_mch_get_fontname(font, name);
|
|
56
|
5573 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
38
|
5574 gui_mch_free_font(font);
|
|
|
5575 }
|
|
|
5576 #endif
|
|
|
5577 }
|
|
|
5578
|
|
|
5579 /*
|
|
20
|
5580 * "getfperm({fname})" function
|
|
|
5581 */
|
|
|
5582 static void
|
|
71
|
5583 f_getfperm(argvars, rettv)
|
|
|
5584 typeval *argvars;
|
|
|
5585 typeval *rettv;
|
|
20
|
5586 {
|
|
|
5587 char_u *fname;
|
|
|
5588 struct stat st;
|
|
|
5589 char_u *perm = NULL;
|
|
|
5590 char_u flags[] = "rwx";
|
|
|
5591 int i;
|
|
|
5592
|
|
71
|
5593 fname = get_tv_string(&argvars[0]);
|
|
|
5594
|
|
|
5595 rettv->v_type = VAR_STRING;
|
|
20
|
5596 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
5597 {
|
|
|
5598 perm = vim_strsave((char_u *)"---------");
|
|
|
5599 if (perm != NULL)
|
|
|
5600 {
|
|
|
5601 for (i = 0; i < 9; i++)
|
|
|
5602 {
|
|
|
5603 if (st.st_mode & (1 << (8 - i)))
|
|
|
5604 perm[i] = flags[i % 3];
|
|
|
5605 }
|
|
|
5606 }
|
|
|
5607 }
|
|
71
|
5608 rettv->vval.v_string = perm;
|
|
20
|
5609 }
|
|
|
5610
|
|
|
5611 /*
|
|
7
|
5612 * "getfsize({fname})" function
|
|
|
5613 */
|
|
|
5614 static void
|
|
71
|
5615 f_getfsize(argvars, rettv)
|
|
|
5616 typeval *argvars;
|
|
|
5617 typeval *rettv;
|
|
7
|
5618 {
|
|
|
5619 char_u *fname;
|
|
|
5620 struct stat st;
|
|
|
5621
|
|
71
|
5622 fname = get_tv_string(&argvars[0]);
|
|
|
5623
|
|
|
5624 rettv->v_type = VAR_NUMBER;
|
|
7
|
5625
|
|
|
5626 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
5627 {
|
|
|
5628 if (mch_isdir(fname))
|
|
71
|
5629 rettv->vval.v_number = 0;
|
|
7
|
5630 else
|
|
71
|
5631 rettv->vval.v_number = (varnumber_T)st.st_size;
|
|
|
5632 }
|
|
|
5633 else
|
|
|
5634 rettv->vval.v_number = -1;
|
|
7
|
5635 }
|
|
|
5636
|
|
|
5637 /*
|
|
|
5638 * "getftime({fname})" function
|
|
|
5639 */
|
|
|
5640 static void
|
|
71
|
5641 f_getftime(argvars, rettv)
|
|
|
5642 typeval *argvars;
|
|
|
5643 typeval *rettv;
|
|
7
|
5644 {
|
|
|
5645 char_u *fname;
|
|
|
5646 struct stat st;
|
|
|
5647
|
|
71
|
5648 fname = get_tv_string(&argvars[0]);
|
|
7
|
5649
|
|
|
5650 if (mch_stat((char *)fname, &st) >= 0)
|
|
71
|
5651 rettv->vval.v_number = (varnumber_T)st.st_mtime;
|
|
|
5652 else
|
|
|
5653 rettv->vval.v_number = -1;
|
|
7
|
5654 }
|
|
|
5655
|
|
|
5656 /*
|
|
20
|
5657 * "getftype({fname})" function
|
|
|
5658 */
|
|
|
5659 static void
|
|
71
|
5660 f_getftype(argvars, rettv)
|
|
|
5661 typeval *argvars;
|
|
|
5662 typeval *rettv;
|
|
20
|
5663 {
|
|
|
5664 char_u *fname;
|
|
|
5665 struct stat st;
|
|
|
5666 char_u *type = NULL;
|
|
|
5667 char *t;
|
|
|
5668
|
|
71
|
5669 fname = get_tv_string(&argvars[0]);
|
|
|
5670
|
|
|
5671 rettv->v_type = VAR_STRING;
|
|
20
|
5672 if (mch_lstat((char *)fname, &st) >= 0)
|
|
|
5673 {
|
|
|
5674 #ifdef S_ISREG
|
|
|
5675 if (S_ISREG(st.st_mode))
|
|
|
5676 t = "file";
|
|
|
5677 else if (S_ISDIR(st.st_mode))
|
|
|
5678 t = "dir";
|
|
|
5679 # ifdef S_ISLNK
|
|
|
5680 else if (S_ISLNK(st.st_mode))
|
|
|
5681 t = "link";
|
|
|
5682 # endif
|
|
|
5683 # ifdef S_ISBLK
|
|
|
5684 else if (S_ISBLK(st.st_mode))
|
|
|
5685 t = "bdev";
|
|
|
5686 # endif
|
|
|
5687 # ifdef S_ISCHR
|
|
|
5688 else if (S_ISCHR(st.st_mode))
|
|
|
5689 t = "cdev";
|
|
|
5690 # endif
|
|
|
5691 # ifdef S_ISFIFO
|
|
|
5692 else if (S_ISFIFO(st.st_mode))
|
|
|
5693 t = "fifo";
|
|
|
5694 # endif
|
|
|
5695 # ifdef S_ISSOCK
|
|
|
5696 else if (S_ISSOCK(st.st_mode))
|
|
|
5697 t = "fifo";
|
|
|
5698 # endif
|
|
|
5699 else
|
|
|
5700 t = "other";
|
|
|
5701 #else
|
|
|
5702 # ifdef S_IFMT
|
|
|
5703 switch (st.st_mode & S_IFMT)
|
|
|
5704 {
|
|
|
5705 case S_IFREG: t = "file"; break;
|
|
|
5706 case S_IFDIR: t = "dir"; break;
|
|
|
5707 # ifdef S_IFLNK
|
|
|
5708 case S_IFLNK: t = "link"; break;
|
|
|
5709 # endif
|
|
|
5710 # ifdef S_IFBLK
|
|
|
5711 case S_IFBLK: t = "bdev"; break;
|
|
|
5712 # endif
|
|
|
5713 # ifdef S_IFCHR
|
|
|
5714 case S_IFCHR: t = "cdev"; break;
|
|
|
5715 # endif
|
|
|
5716 # ifdef S_IFIFO
|
|
|
5717 case S_IFIFO: t = "fifo"; break;
|
|
|
5718 # endif
|
|
|
5719 # ifdef S_IFSOCK
|
|
|
5720 case S_IFSOCK: t = "socket"; break;
|
|
|
5721 # endif
|
|
|
5722 default: t = "other";
|
|
|
5723 }
|
|
|
5724 # else
|
|
|
5725 if (mch_isdir(fname))
|
|
|
5726 t = "dir";
|
|
|
5727 else
|
|
|
5728 t = "file";
|
|
|
5729 # endif
|
|
|
5730 #endif
|
|
|
5731 type = vim_strsave((char_u *)t);
|
|
|
5732 }
|
|
71
|
5733 rettv->vval.v_string = type;
|
|
20
|
5734 }
|
|
|
5735
|
|
|
5736 /*
|
|
7
|
5737 * "getreg()" function
|
|
|
5738 */
|
|
|
5739 static void
|
|
71
|
5740 f_getreg(argvars, rettv)
|
|
|
5741 typeval *argvars;
|
|
|
5742 typeval *rettv;
|
|
7
|
5743 {
|
|
|
5744 char_u *strregname;
|
|
|
5745 int regname;
|
|
|
5746
|
|
56
|
5747 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
5748 strregname = get_tv_string(&argvars[0]);
|
|
7
|
5749 else
|
|
|
5750 strregname = vimvars[VV_REG].val;
|
|
|
5751 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
5752 if (regname == 0)
|
|
|
5753 regname = '"';
|
|
|
5754
|
|
71
|
5755 rettv->v_type = VAR_STRING;
|
|
|
5756 rettv->vval.v_string = get_reg_contents(regname, TRUE);
|
|
7
|
5757 }
|
|
|
5758
|
|
|
5759 /*
|
|
|
5760 * "getregtype()" function
|
|
|
5761 */
|
|
|
5762 static void
|
|
71
|
5763 f_getregtype(argvars, rettv)
|
|
|
5764 typeval *argvars;
|
|
|
5765 typeval *rettv;
|
|
7
|
5766 {
|
|
|
5767 char_u *strregname;
|
|
|
5768 int regname;
|
|
|
5769 char_u buf[NUMBUFLEN + 2];
|
|
|
5770 long reglen = 0;
|
|
|
5771
|
|
56
|
5772 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
5773 strregname = get_tv_string(&argvars[0]);
|
|
7
|
5774 else
|
|
|
5775 /* Default to v:register */
|
|
|
5776 strregname = vimvars[VV_REG].val;
|
|
|
5777
|
|
|
5778 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
5779 if (regname == 0)
|
|
|
5780 regname = '"';
|
|
|
5781
|
|
|
5782 buf[0] = NUL;
|
|
|
5783 buf[1] = NUL;
|
|
|
5784 switch (get_reg_type(regname, ®len))
|
|
|
5785 {
|
|
|
5786 case MLINE: buf[0] = 'V'; break;
|
|
|
5787 case MCHAR: buf[0] = 'v'; break;
|
|
|
5788 #ifdef FEAT_VISUAL
|
|
|
5789 case MBLOCK:
|
|
|
5790 buf[0] = Ctrl_V;
|
|
|
5791 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
5792 break;
|
|
|
5793 #endif
|
|
|
5794 }
|
|
71
|
5795 rettv->v_type = VAR_STRING;
|
|
|
5796 rettv->vval.v_string = vim_strsave(buf);
|
|
7
|
5797 }
|
|
|
5798
|
|
|
5799 /*
|
|
|
5800 * "getline(lnum)" function
|
|
|
5801 */
|
|
|
5802 static void
|
|
71
|
5803 f_getline(argvars, rettv)
|
|
|
5804 typeval *argvars;
|
|
|
5805 typeval *rettv;
|
|
7
|
5806 {
|
|
|
5807 linenr_T lnum;
|
|
|
5808 char_u *p;
|
|
|
5809
|
|
71
|
5810 lnum = get_tv_lnum(argvars);
|
|
7
|
5811
|
|
|
5812 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5813 p = ml_get(lnum);
|
|
|
5814 else
|
|
|
5815 p = (char_u *)"";
|
|
|
5816
|
|
71
|
5817 rettv->v_type = VAR_STRING;
|
|
|
5818 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
5819 }
|
|
|
5820
|
|
|
5821 /*
|
|
|
5822 * "getwinposx()" function
|
|
|
5823 */
|
|
|
5824 /*ARGSUSED*/
|
|
|
5825 static void
|
|
71
|
5826 f_getwinposx(argvars, rettv)
|
|
|
5827 typeval *argvars;
|
|
|
5828 typeval *rettv;
|
|
|
5829 {
|
|
|
5830 rettv->vval.v_number = -1;
|
|
7
|
5831 #ifdef FEAT_GUI
|
|
|
5832 if (gui.in_use)
|
|
|
5833 {
|
|
|
5834 int x, y;
|
|
|
5835
|
|
|
5836 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
5837 rettv->vval.v_number = x;
|
|
7
|
5838 }
|
|
|
5839 #endif
|
|
|
5840 }
|
|
|
5841
|
|
|
5842 /*
|
|
|
5843 * "getwinposy()" function
|
|
|
5844 */
|
|
|
5845 /*ARGSUSED*/
|
|
|
5846 static void
|
|
71
|
5847 f_getwinposy(argvars, rettv)
|
|
|
5848 typeval *argvars;
|
|
|
5849 typeval *rettv;
|
|
|
5850 {
|
|
|
5851 rettv->vval.v_number = -1;
|
|
7
|
5852 #ifdef FEAT_GUI
|
|
|
5853 if (gui.in_use)
|
|
|
5854 {
|
|
|
5855 int x, y;
|
|
|
5856
|
|
|
5857 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
5858 rettv->vval.v_number = y;
|
|
7
|
5859 }
|
|
|
5860 #endif
|
|
|
5861 }
|
|
|
5862
|
|
|
5863 /*
|
|
|
5864 * "getwinvar()" function
|
|
|
5865 */
|
|
|
5866 static void
|
|
71
|
5867 f_getwinvar(argvars, rettv)
|
|
|
5868 typeval *argvars;
|
|
|
5869 typeval *rettv;
|
|
7
|
5870 {
|
|
|
5871 win_T *win, *oldcurwin;
|
|
|
5872 char_u *varname;
|
|
|
5873 VAR v;
|
|
|
5874
|
|
|
5875 ++emsg_off;
|
|
|
5876 win = find_win_by_nr(&argvars[0]);
|
|
71
|
5877 varname = get_tv_string(&argvars[1]);
|
|
|
5878
|
|
|
5879 rettv->v_type = VAR_STRING;
|
|
|
5880 rettv->vval.v_string = NULL;
|
|
7
|
5881
|
|
|
5882 if (win != NULL && varname != NULL)
|
|
|
5883 {
|
|
|
5884 if (*varname == '&') /* window-local-option */
|
|
|
5885 {
|
|
|
5886 /* set curwin to be our win, temporarily */
|
|
|
5887 oldcurwin = curwin;
|
|
|
5888 curwin = win;
|
|
|
5889
|
|
71
|
5890 get_option_tv(&varname, rettv, 1);
|
|
7
|
5891
|
|
|
5892 /* restore previous notion of curwin */
|
|
|
5893 curwin = oldcurwin;
|
|
|
5894 }
|
|
|
5895 else
|
|
|
5896 {
|
|
|
5897 /* look up the variable */
|
|
|
5898 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
5899 if (v != NULL)
|
|
71
|
5900 copy_tv(&v->tv, rettv);
|
|
7
|
5901 }
|
|
|
5902 }
|
|
|
5903
|
|
|
5904 --emsg_off;
|
|
|
5905 }
|
|
|
5906
|
|
|
5907 /*
|
|
|
5908 * "glob()" function
|
|
|
5909 */
|
|
|
5910 static void
|
|
71
|
5911 f_glob(argvars, rettv)
|
|
|
5912 typeval *argvars;
|
|
|
5913 typeval *rettv;
|
|
7
|
5914 {
|
|
|
5915 expand_T xpc;
|
|
|
5916
|
|
|
5917 ExpandInit(&xpc);
|
|
|
5918 xpc.xp_context = EXPAND_FILES;
|
|
71
|
5919 rettv->v_type = VAR_STRING;
|
|
|
5920 rettv->vval.v_string = ExpandOne(&xpc, get_tv_string(&argvars[0]),
|
|
7
|
5921 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
5922 ExpandCleanup(&xpc);
|
|
|
5923 }
|
|
|
5924
|
|
|
5925 /*
|
|
|
5926 * "globpath()" function
|
|
|
5927 */
|
|
|
5928 static void
|
|
71
|
5929 f_globpath(argvars, rettv)
|
|
|
5930 typeval *argvars;
|
|
|
5931 typeval *rettv;
|
|
7
|
5932 {
|
|
|
5933 char_u buf1[NUMBUFLEN];
|
|
|
5934
|
|
71
|
5935 rettv->v_type = VAR_STRING;
|
|
|
5936 rettv->vval.v_string = globpath(get_tv_string(&argvars[0]),
|
|
|
5937 get_tv_string_buf(&argvars[1], buf1));
|
|
7
|
5938 }
|
|
|
5939
|
|
|
5940 /*
|
|
|
5941 * "has()" function
|
|
|
5942 */
|
|
|
5943 static void
|
|
71
|
5944 f_has(argvars, rettv)
|
|
|
5945 typeval *argvars;
|
|
|
5946 typeval *rettv;
|
|
7
|
5947 {
|
|
|
5948 int i;
|
|
|
5949 char_u *name;
|
|
|
5950 int n = FALSE;
|
|
|
5951 static char *(has_list[]) =
|
|
|
5952 {
|
|
|
5953 #ifdef AMIGA
|
|
|
5954 "amiga",
|
|
|
5955 # ifdef FEAT_ARP
|
|
|
5956 "arp",
|
|
|
5957 # endif
|
|
|
5958 #endif
|
|
|
5959 #ifdef __BEOS__
|
|
|
5960 "beos",
|
|
|
5961 #endif
|
|
|
5962 #ifdef MSDOS
|
|
|
5963 # ifdef DJGPP
|
|
|
5964 "dos32",
|
|
|
5965 # else
|
|
|
5966 "dos16",
|
|
|
5967 # endif
|
|
|
5968 #endif
|
|
|
5969 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
5970 "mac",
|
|
|
5971 #endif
|
|
|
5972 #if defined(MACOS_X_UNIX)
|
|
|
5973 "macunix",
|
|
|
5974 #endif
|
|
|
5975 #ifdef OS2
|
|
|
5976 "os2",
|
|
|
5977 #endif
|
|
|
5978 #ifdef __QNX__
|
|
|
5979 "qnx",
|
|
|
5980 #endif
|
|
|
5981 #ifdef RISCOS
|
|
|
5982 "riscos",
|
|
|
5983 #endif
|
|
|
5984 #ifdef UNIX
|
|
|
5985 "unix",
|
|
|
5986 #endif
|
|
|
5987 #ifdef VMS
|
|
|
5988 "vms",
|
|
|
5989 #endif
|
|
|
5990 #ifdef WIN16
|
|
|
5991 "win16",
|
|
|
5992 #endif
|
|
|
5993 #ifdef WIN32
|
|
|
5994 "win32",
|
|
|
5995 #endif
|
|
|
5996 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
5997 "win32unix",
|
|
|
5998 #endif
|
|
|
5999 #ifdef WIN64
|
|
|
6000 "win64",
|
|
|
6001 #endif
|
|
|
6002 #ifdef EBCDIC
|
|
|
6003 "ebcdic",
|
|
|
6004 #endif
|
|
|
6005 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
6006 "fname_case",
|
|
|
6007 #endif
|
|
|
6008 #ifdef FEAT_ARABIC
|
|
|
6009 "arabic",
|
|
|
6010 #endif
|
|
|
6011 #ifdef FEAT_AUTOCMD
|
|
|
6012 "autocmd",
|
|
|
6013 #endif
|
|
|
6014 #ifdef FEAT_BEVAL
|
|
|
6015 "balloon_eval",
|
|
|
6016 #endif
|
|
|
6017 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
6018 "builtin_terms",
|
|
|
6019 # ifdef ALL_BUILTIN_TCAPS
|
|
|
6020 "all_builtin_terms",
|
|
|
6021 # endif
|
|
|
6022 #endif
|
|
|
6023 #ifdef FEAT_BYTEOFF
|
|
|
6024 "byte_offset",
|
|
|
6025 #endif
|
|
|
6026 #ifdef FEAT_CINDENT
|
|
|
6027 "cindent",
|
|
|
6028 #endif
|
|
|
6029 #ifdef FEAT_CLIENTSERVER
|
|
|
6030 "clientserver",
|
|
|
6031 #endif
|
|
|
6032 #ifdef FEAT_CLIPBOARD
|
|
|
6033 "clipboard",
|
|
|
6034 #endif
|
|
|
6035 #ifdef FEAT_CMDL_COMPL
|
|
|
6036 "cmdline_compl",
|
|
|
6037 #endif
|
|
|
6038 #ifdef FEAT_CMDHIST
|
|
|
6039 "cmdline_hist",
|
|
|
6040 #endif
|
|
|
6041 #ifdef FEAT_COMMENTS
|
|
|
6042 "comments",
|
|
|
6043 #endif
|
|
|
6044 #ifdef FEAT_CRYPT
|
|
|
6045 "cryptv",
|
|
|
6046 #endif
|
|
|
6047 #ifdef FEAT_CSCOPE
|
|
|
6048 "cscope",
|
|
|
6049 #endif
|
|
|
6050 #ifdef DEBUG
|
|
|
6051 "debug",
|
|
|
6052 #endif
|
|
|
6053 #ifdef FEAT_CON_DIALOG
|
|
|
6054 "dialog_con",
|
|
|
6055 #endif
|
|
|
6056 #ifdef FEAT_GUI_DIALOG
|
|
|
6057 "dialog_gui",
|
|
|
6058 #endif
|
|
|
6059 #ifdef FEAT_DIFF
|
|
|
6060 "diff",
|
|
|
6061 #endif
|
|
|
6062 #ifdef FEAT_DIGRAPHS
|
|
|
6063 "digraphs",
|
|
|
6064 #endif
|
|
|
6065 #ifdef FEAT_DND
|
|
|
6066 "dnd",
|
|
|
6067 #endif
|
|
|
6068 #ifdef FEAT_EMACS_TAGS
|
|
|
6069 "emacs_tags",
|
|
|
6070 #endif
|
|
|
6071 "eval", /* always present, of course! */
|
|
|
6072 #ifdef FEAT_EX_EXTRA
|
|
|
6073 "ex_extra",
|
|
|
6074 #endif
|
|
|
6075 #ifdef FEAT_SEARCH_EXTRA
|
|
|
6076 "extra_search",
|
|
|
6077 #endif
|
|
|
6078 #ifdef FEAT_FKMAP
|
|
|
6079 "farsi",
|
|
|
6080 #endif
|
|
|
6081 #ifdef FEAT_SEARCHPATH
|
|
|
6082 "file_in_path",
|
|
|
6083 #endif
|
|
|
6084 #ifdef FEAT_FIND_ID
|
|
|
6085 "find_in_path",
|
|
|
6086 #endif
|
|
|
6087 #ifdef FEAT_FOLDING
|
|
|
6088 "folding",
|
|
|
6089 #endif
|
|
|
6090 #ifdef FEAT_FOOTER
|
|
|
6091 "footer",
|
|
|
6092 #endif
|
|
|
6093 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
6094 "fork",
|
|
|
6095 #endif
|
|
|
6096 #ifdef FEAT_GETTEXT
|
|
|
6097 "gettext",
|
|
|
6098 #endif
|
|
|
6099 #ifdef FEAT_GUI
|
|
|
6100 "gui",
|
|
|
6101 #endif
|
|
|
6102 #ifdef FEAT_GUI_ATHENA
|
|
|
6103 # ifdef FEAT_GUI_NEXTAW
|
|
|
6104 "gui_neXtaw",
|
|
|
6105 # else
|
|
|
6106 "gui_athena",
|
|
|
6107 # endif
|
|
|
6108 #endif
|
|
11
|
6109 #ifdef FEAT_GUI_KDE
|
|
|
6110 "gui_kde",
|
|
|
6111 #endif
|
|
7
|
6112 #ifdef FEAT_GUI_GTK
|
|
|
6113 "gui_gtk",
|
|
|
6114 # ifdef HAVE_GTK2
|
|
|
6115 "gui_gtk2",
|
|
|
6116 # endif
|
|
|
6117 #endif
|
|
|
6118 #ifdef FEAT_GUI_MAC
|
|
|
6119 "gui_mac",
|
|
|
6120 #endif
|
|
|
6121 #ifdef FEAT_GUI_MOTIF
|
|
|
6122 "gui_motif",
|
|
|
6123 #endif
|
|
|
6124 #ifdef FEAT_GUI_PHOTON
|
|
|
6125 "gui_photon",
|
|
|
6126 #endif
|
|
|
6127 #ifdef FEAT_GUI_W16
|
|
|
6128 "gui_win16",
|
|
|
6129 #endif
|
|
|
6130 #ifdef FEAT_GUI_W32
|
|
|
6131 "gui_win32",
|
|
|
6132 #endif
|
|
|
6133 #ifdef FEAT_HANGULIN
|
|
|
6134 "hangul_input",
|
|
|
6135 #endif
|
|
|
6136 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
6137 "iconv",
|
|
|
6138 #endif
|
|
|
6139 #ifdef FEAT_INS_EXPAND
|
|
|
6140 "insert_expand",
|
|
|
6141 #endif
|
|
|
6142 #ifdef FEAT_JUMPLIST
|
|
|
6143 "jumplist",
|
|
|
6144 #endif
|
|
|
6145 #ifdef FEAT_KEYMAP
|
|
|
6146 "keymap",
|
|
|
6147 #endif
|
|
|
6148 #ifdef FEAT_LANGMAP
|
|
|
6149 "langmap",
|
|
|
6150 #endif
|
|
|
6151 #ifdef FEAT_LIBCALL
|
|
|
6152 "libcall",
|
|
|
6153 #endif
|
|
|
6154 #ifdef FEAT_LINEBREAK
|
|
|
6155 "linebreak",
|
|
|
6156 #endif
|
|
|
6157 #ifdef FEAT_LISP
|
|
|
6158 "lispindent",
|
|
|
6159 #endif
|
|
|
6160 #ifdef FEAT_LISTCMDS
|
|
|
6161 "listcmds",
|
|
|
6162 #endif
|
|
|
6163 #ifdef FEAT_LOCALMAP
|
|
|
6164 "localmap",
|
|
|
6165 #endif
|
|
|
6166 #ifdef FEAT_MENU
|
|
|
6167 "menu",
|
|
|
6168 #endif
|
|
|
6169 #ifdef FEAT_SESSION
|
|
|
6170 "mksession",
|
|
|
6171 #endif
|
|
|
6172 #ifdef FEAT_MODIFY_FNAME
|
|
|
6173 "modify_fname",
|
|
|
6174 #endif
|
|
|
6175 #ifdef FEAT_MOUSE
|
|
|
6176 "mouse",
|
|
|
6177 #endif
|
|
|
6178 #ifdef FEAT_MOUSESHAPE
|
|
|
6179 "mouseshape",
|
|
|
6180 #endif
|
|
|
6181 #if defined(UNIX) || defined(VMS)
|
|
|
6182 # ifdef FEAT_MOUSE_DEC
|
|
|
6183 "mouse_dec",
|
|
|
6184 # endif
|
|
|
6185 # ifdef FEAT_MOUSE_GPM
|
|
|
6186 "mouse_gpm",
|
|
|
6187 # endif
|
|
|
6188 # ifdef FEAT_MOUSE_JSB
|
|
|
6189 "mouse_jsbterm",
|
|
|
6190 # endif
|
|
|
6191 # ifdef FEAT_MOUSE_NET
|
|
|
6192 "mouse_netterm",
|
|
|
6193 # endif
|
|
|
6194 # ifdef FEAT_MOUSE_PTERM
|
|
|
6195 "mouse_pterm",
|
|
|
6196 # endif
|
|
|
6197 # ifdef FEAT_MOUSE_XTERM
|
|
|
6198 "mouse_xterm",
|
|
|
6199 # endif
|
|
|
6200 #endif
|
|
|
6201 #ifdef FEAT_MBYTE
|
|
|
6202 "multi_byte",
|
|
|
6203 #endif
|
|
|
6204 #ifdef FEAT_MBYTE_IME
|
|
|
6205 "multi_byte_ime",
|
|
|
6206 #endif
|
|
|
6207 #ifdef FEAT_MULTI_LANG
|
|
|
6208 "multi_lang",
|
|
|
6209 #endif
|
|
14
|
6210 #ifdef FEAT_MZSCHEME
|
|
|
6211 "mzscheme",
|
|
|
6212 #endif
|
|
7
|
6213 #ifdef FEAT_OLE
|
|
|
6214 "ole",
|
|
|
6215 #endif
|
|
|
6216 #ifdef FEAT_OSFILETYPE
|
|
|
6217 "osfiletype",
|
|
|
6218 #endif
|
|
|
6219 #ifdef FEAT_PATH_EXTRA
|
|
|
6220 "path_extra",
|
|
|
6221 #endif
|
|
|
6222 #ifdef FEAT_PERL
|
|
|
6223 #ifndef DYNAMIC_PERL
|
|
|
6224 "perl",
|
|
|
6225 #endif
|
|
|
6226 #endif
|
|
|
6227 #ifdef FEAT_PYTHON
|
|
|
6228 #ifndef DYNAMIC_PYTHON
|
|
|
6229 "python",
|
|
|
6230 #endif
|
|
|
6231 #endif
|
|
|
6232 #ifdef FEAT_POSTSCRIPT
|
|
|
6233 "postscript",
|
|
|
6234 #endif
|
|
|
6235 #ifdef FEAT_PRINTER
|
|
|
6236 "printer",
|
|
|
6237 #endif
|
|
|
6238 #ifdef FEAT_QUICKFIX
|
|
|
6239 "quickfix",
|
|
|
6240 #endif
|
|
|
6241 #ifdef FEAT_RIGHTLEFT
|
|
|
6242 "rightleft",
|
|
|
6243 #endif
|
|
|
6244 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
6245 "ruby",
|
|
|
6246 #endif
|
|
|
6247 #ifdef FEAT_SCROLLBIND
|
|
|
6248 "scrollbind",
|
|
|
6249 #endif
|
|
|
6250 #ifdef FEAT_CMDL_INFO
|
|
|
6251 "showcmd",
|
|
|
6252 "cmdline_info",
|
|
|
6253 #endif
|
|
|
6254 #ifdef FEAT_SIGNS
|
|
|
6255 "signs",
|
|
|
6256 #endif
|
|
|
6257 #ifdef FEAT_SMARTINDENT
|
|
|
6258 "smartindent",
|
|
|
6259 #endif
|
|
|
6260 #ifdef FEAT_SNIFF
|
|
|
6261 "sniff",
|
|
|
6262 #endif
|
|
|
6263 #ifdef FEAT_STL_OPT
|
|
|
6264 "statusline",
|
|
|
6265 #endif
|
|
|
6266 #ifdef FEAT_SUN_WORKSHOP
|
|
|
6267 "sun_workshop",
|
|
|
6268 #endif
|
|
|
6269 #ifdef FEAT_NETBEANS_INTG
|
|
|
6270 "netbeans_intg",
|
|
|
6271 #endif
|
|
|
6272 #ifdef FEAT_SYN_HL
|
|
|
6273 "syntax",
|
|
|
6274 #endif
|
|
|
6275 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
6276 "system",
|
|
|
6277 #endif
|
|
|
6278 #ifdef FEAT_TAG_BINS
|
|
|
6279 "tag_binary",
|
|
|
6280 #endif
|
|
|
6281 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
6282 "tag_old_static",
|
|
|
6283 #endif
|
|
|
6284 #ifdef FEAT_TAG_ANYWHITE
|
|
|
6285 "tag_any_white",
|
|
|
6286 #endif
|
|
|
6287 #ifdef FEAT_TCL
|
|
|
6288 # ifndef DYNAMIC_TCL
|
|
|
6289 "tcl",
|
|
|
6290 # endif
|
|
|
6291 #endif
|
|
|
6292 #ifdef TERMINFO
|
|
|
6293 "terminfo",
|
|
|
6294 #endif
|
|
|
6295 #ifdef FEAT_TERMRESPONSE
|
|
|
6296 "termresponse",
|
|
|
6297 #endif
|
|
|
6298 #ifdef FEAT_TEXTOBJ
|
|
|
6299 "textobjects",
|
|
|
6300 #endif
|
|
|
6301 #ifdef HAVE_TGETENT
|
|
|
6302 "tgetent",
|
|
|
6303 #endif
|
|
|
6304 #ifdef FEAT_TITLE
|
|
|
6305 "title",
|
|
|
6306 #endif
|
|
|
6307 #ifdef FEAT_TOOLBAR
|
|
|
6308 "toolbar",
|
|
|
6309 #endif
|
|
|
6310 #ifdef FEAT_USR_CMDS
|
|
|
6311 "user-commands", /* was accidentally included in 5.4 */
|
|
|
6312 "user_commands",
|
|
|
6313 #endif
|
|
|
6314 #ifdef FEAT_VIMINFO
|
|
|
6315 "viminfo",
|
|
|
6316 #endif
|
|
|
6317 #ifdef FEAT_VERTSPLIT
|
|
|
6318 "vertsplit",
|
|
|
6319 #endif
|
|
|
6320 #ifdef FEAT_VIRTUALEDIT
|
|
|
6321 "virtualedit",
|
|
|
6322 #endif
|
|
|
6323 #ifdef FEAT_VISUAL
|
|
|
6324 "visual",
|
|
|
6325 #endif
|
|
|
6326 #ifdef FEAT_VISUALEXTRA
|
|
|
6327 "visualextra",
|
|
|
6328 #endif
|
|
|
6329 #ifdef FEAT_VREPLACE
|
|
|
6330 "vreplace",
|
|
|
6331 #endif
|
|
|
6332 #ifdef FEAT_WILDIGN
|
|
|
6333 "wildignore",
|
|
|
6334 #endif
|
|
|
6335 #ifdef FEAT_WILDMENU
|
|
|
6336 "wildmenu",
|
|
|
6337 #endif
|
|
|
6338 #ifdef FEAT_WINDOWS
|
|
|
6339 "windows",
|
|
|
6340 #endif
|
|
|
6341 #ifdef FEAT_WAK
|
|
|
6342 "winaltkeys",
|
|
|
6343 #endif
|
|
|
6344 #ifdef FEAT_WRITEBACKUP
|
|
|
6345 "writebackup",
|
|
|
6346 #endif
|
|
|
6347 #ifdef FEAT_XIM
|
|
|
6348 "xim",
|
|
|
6349 #endif
|
|
|
6350 #ifdef FEAT_XFONTSET
|
|
|
6351 "xfontset",
|
|
|
6352 #endif
|
|
|
6353 #ifdef USE_XSMP
|
|
|
6354 "xsmp",
|
|
|
6355 #endif
|
|
|
6356 #ifdef USE_XSMP_INTERACT
|
|
|
6357 "xsmp_interact",
|
|
|
6358 #endif
|
|
|
6359 #ifdef FEAT_XCLIPBOARD
|
|
|
6360 "xterm_clipboard",
|
|
|
6361 #endif
|
|
|
6362 #ifdef FEAT_XTERM_SAVE
|
|
|
6363 "xterm_save",
|
|
|
6364 #endif
|
|
|
6365 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
6366 "X11",
|
|
|
6367 #endif
|
|
|
6368 NULL
|
|
|
6369 };
|
|
|
6370
|
|
71
|
6371 name = get_tv_string(&argvars[0]);
|
|
7
|
6372 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
6373 if (STRICMP(name, has_list[i]) == 0)
|
|
|
6374 {
|
|
|
6375 n = TRUE;
|
|
|
6376 break;
|
|
|
6377 }
|
|
|
6378
|
|
|
6379 if (n == FALSE)
|
|
|
6380 {
|
|
|
6381 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
6382 n = has_patch(atoi((char *)name + 5));
|
|
|
6383 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
6384 n = (starting != 0);
|
|
|
6385 #ifdef DYNAMIC_TCL
|
|
|
6386 else if (STRICMP(name, "tcl") == 0)
|
|
|
6387 n = tcl_enabled(FALSE);
|
|
|
6388 #endif
|
|
|
6389 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
6390 else if (STRICMP(name, "iconv") == 0)
|
|
|
6391 n = iconv_enabled(FALSE);
|
|
|
6392 #endif
|
|
|
6393 #ifdef DYNAMIC_RUBY
|
|
|
6394 else if (STRICMP(name, "ruby") == 0)
|
|
|
6395 n = ruby_enabled(FALSE);
|
|
|
6396 #endif
|
|
|
6397 #ifdef DYNAMIC_PYTHON
|
|
|
6398 else if (STRICMP(name, "python") == 0)
|
|
|
6399 n = python_enabled(FALSE);
|
|
|
6400 #endif
|
|
|
6401 #ifdef DYNAMIC_PERL
|
|
|
6402 else if (STRICMP(name, "perl") == 0)
|
|
|
6403 n = perl_enabled(FALSE);
|
|
|
6404 #endif
|
|
|
6405 #ifdef FEAT_GUI
|
|
|
6406 else if (STRICMP(name, "gui_running") == 0)
|
|
|
6407 n = (gui.in_use || gui.starting);
|
|
|
6408 # ifdef FEAT_GUI_W32
|
|
|
6409 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
6410 n = gui_is_win32s();
|
|
|
6411 # endif
|
|
|
6412 # ifdef FEAT_BROWSE
|
|
|
6413 else if (STRICMP(name, "browse") == 0)
|
|
|
6414 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
6415 # endif
|
|
|
6416 #endif
|
|
|
6417 #ifdef FEAT_SYN_HL
|
|
|
6418 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
6419 n = syntax_present(curbuf);
|
|
|
6420 #endif
|
|
|
6421 #if defined(WIN3264)
|
|
|
6422 else if (STRICMP(name, "win95") == 0)
|
|
|
6423 n = mch_windows95();
|
|
|
6424 #endif
|
|
34
|
6425 #ifdef FEAT_NETBEANS_INTG
|
|
|
6426 else if (STRICMP(name, "netbeans_enabled") == 0)
|
|
|
6427 n = usingNetbeans;
|
|
|
6428 #endif
|
|
7
|
6429 }
|
|
|
6430
|
|
71
|
6431 rettv->vval.v_number = n;
|
|
7
|
6432 }
|
|
|
6433
|
|
|
6434 /*
|
|
|
6435 * "hasmapto()" function
|
|
|
6436 */
|
|
|
6437 static void
|
|
71
|
6438 f_hasmapto(argvars, rettv)
|
|
|
6439 typeval *argvars;
|
|
|
6440 typeval *rettv;
|
|
7
|
6441 {
|
|
|
6442 char_u *name;
|
|
|
6443 char_u *mode;
|
|
|
6444 char_u buf[NUMBUFLEN];
|
|
|
6445
|
|
71
|
6446 name = get_tv_string(&argvars[0]);
|
|
56
|
6447 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
6448 mode = (char_u *)"nvo";
|
|
|
6449 else
|
|
71
|
6450 mode = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
6451
|
|
|
6452 if (map_to_exists(name, mode))
|
|
71
|
6453 rettv->vval.v_number = TRUE;
|
|
|
6454 else
|
|
|
6455 rettv->vval.v_number = FALSE;
|
|
7
|
6456 }
|
|
|
6457
|
|
|
6458 /*
|
|
|
6459 * "histadd()" function
|
|
|
6460 */
|
|
|
6461 /*ARGSUSED*/
|
|
|
6462 static void
|
|
71
|
6463 f_histadd(argvars, rettv)
|
|
|
6464 typeval *argvars;
|
|
|
6465 typeval *rettv;
|
|
7
|
6466 {
|
|
|
6467 #ifdef FEAT_CMDHIST
|
|
|
6468 int histype;
|
|
|
6469 char_u *str;
|
|
|
6470 char_u buf[NUMBUFLEN];
|
|
|
6471 #endif
|
|
|
6472
|
|
71
|
6473 rettv->vval.v_number = FALSE;
|
|
7
|
6474 if (check_restricted() || check_secure())
|
|
|
6475 return;
|
|
|
6476 #ifdef FEAT_CMDHIST
|
|
71
|
6477 histype = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
6478 if (histype >= 0)
|
|
|
6479 {
|
|
71
|
6480 str = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
6481 if (*str != NUL)
|
|
|
6482 {
|
|
|
6483 add_to_history(histype, str, FALSE, NUL);
|
|
71
|
6484 rettv->vval.v_number = TRUE;
|
|
7
|
6485 return;
|
|
|
6486 }
|
|
|
6487 }
|
|
|
6488 #endif
|
|
|
6489 }
|
|
|
6490
|
|
|
6491 /*
|
|
|
6492 * "histdel()" function
|
|
|
6493 */
|
|
|
6494 /*ARGSUSED*/
|
|
|
6495 static void
|
|
71
|
6496 f_histdel(argvars, rettv)
|
|
|
6497 typeval *argvars;
|
|
|
6498 typeval *rettv;
|
|
7
|
6499 {
|
|
|
6500 #ifdef FEAT_CMDHIST
|
|
|
6501 int n;
|
|
|
6502 char_u buf[NUMBUFLEN];
|
|
|
6503
|
|
56
|
6504 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
6505 /* only one argument: clear entire history */
|
|
71
|
6506 n = clr_history(get_histtype(get_tv_string(&argvars[0])));
|
|
56
|
6507 else if (argvars[1].v_type == VAR_NUMBER)
|
|
7
|
6508 /* index given: remove that entry */
|
|
71
|
6509 n = del_history_idx(get_histtype(get_tv_string(&argvars[0])),
|
|
|
6510 (int)get_tv_number(&argvars[1]));
|
|
7
|
6511 else
|
|
|
6512 /* string given: remove all matching entries */
|
|
71
|
6513 n = del_history_entry(get_histtype(get_tv_string(&argvars[0])),
|
|
|
6514 get_tv_string_buf(&argvars[1], buf));
|
|
|
6515 rettv->vval.v_number = n;
|
|
7
|
6516 #else
|
|
71
|
6517 rettv->vval.v_number = 0;
|
|
7
|
6518 #endif
|
|
|
6519 }
|
|
|
6520
|
|
|
6521 /*
|
|
|
6522 * "histget()" function
|
|
|
6523 */
|
|
|
6524 /*ARGSUSED*/
|
|
|
6525 static void
|
|
71
|
6526 f_histget(argvars, rettv)
|
|
|
6527 typeval *argvars;
|
|
|
6528 typeval *rettv;
|
|
7
|
6529 {
|
|
|
6530 #ifdef FEAT_CMDHIST
|
|
|
6531 int type;
|
|
|
6532 int idx;
|
|
|
6533
|
|
71
|
6534 type = get_histtype(get_tv_string(&argvars[0]));
|
|
56
|
6535 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
6536 idx = get_history_idx(type);
|
|
|
6537 else
|
|
71
|
6538 idx = (int)get_tv_number(&argvars[1]);
|
|
|
6539 rettv->vval.v_string = vim_strsave(get_history_entry(type, idx));
|
|
7
|
6540 #else
|
|
71
|
6541 rettv->vval.v_string = NULL;
|
|
|
6542 #endif
|
|
|
6543 rettv->v_type = VAR_STRING;
|
|
7
|
6544 }
|
|
|
6545
|
|
|
6546 /*
|
|
|
6547 * "histnr()" function
|
|
|
6548 */
|
|
|
6549 /*ARGSUSED*/
|
|
|
6550 static void
|
|
71
|
6551 f_histnr(argvars, rettv)
|
|
|
6552 typeval *argvars;
|
|
|
6553 typeval *rettv;
|
|
7
|
6554 {
|
|
|
6555 int i;
|
|
|
6556
|
|
|
6557 #ifdef FEAT_CMDHIST
|
|
71
|
6558 i = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
6559 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
6560 i = get_history_idx(i);
|
|
|
6561 else
|
|
|
6562 #endif
|
|
|
6563 i = -1;
|
|
71
|
6564 rettv->vval.v_number = i;
|
|
7
|
6565 }
|
|
|
6566
|
|
|
6567 /*
|
|
|
6568 * "highlight_exists()" function
|
|
|
6569 */
|
|
|
6570 static void
|
|
71
|
6571 f_hlexists(argvars, rettv)
|
|
|
6572 typeval *argvars;
|
|
|
6573 typeval *rettv;
|
|
|
6574 {
|
|
|
6575 rettv->vval.v_number = highlight_exists(get_tv_string(&argvars[0]));
|
|
7
|
6576 }
|
|
|
6577
|
|
|
6578 /*
|
|
|
6579 * "highlightID(name)" function
|
|
|
6580 */
|
|
|
6581 static void
|
|
71
|
6582 f_hlID(argvars, rettv)
|
|
|
6583 typeval *argvars;
|
|
|
6584 typeval *rettv;
|
|
|
6585 {
|
|
|
6586 rettv->vval.v_number = syn_name2id(get_tv_string(&argvars[0]));
|
|
7
|
6587 }
|
|
|
6588
|
|
|
6589 /*
|
|
|
6590 * "hostname()" function
|
|
|
6591 */
|
|
|
6592 /*ARGSUSED*/
|
|
|
6593 static void
|
|
71
|
6594 f_hostname(argvars, rettv)
|
|
|
6595 typeval *argvars;
|
|
|
6596 typeval *rettv;
|
|
7
|
6597 {
|
|
|
6598 char_u hostname[256];
|
|
|
6599
|
|
|
6600 mch_get_host_name(hostname, 256);
|
|
71
|
6601 rettv->v_type = VAR_STRING;
|
|
|
6602 rettv->vval.v_string = vim_strsave(hostname);
|
|
7
|
6603 }
|
|
|
6604
|
|
|
6605 /*
|
|
|
6606 * iconv() function
|
|
|
6607 */
|
|
|
6608 /*ARGSUSED*/
|
|
|
6609 static void
|
|
71
|
6610 f_iconv(argvars, rettv)
|
|
|
6611 typeval *argvars;
|
|
|
6612 typeval *rettv;
|
|
7
|
6613 {
|
|
|
6614 #ifdef FEAT_MBYTE
|
|
|
6615 char_u buf1[NUMBUFLEN];
|
|
|
6616 char_u buf2[NUMBUFLEN];
|
|
|
6617 char_u *from, *to, *str;
|
|
|
6618 vimconv_T vimconv;
|
|
|
6619 #endif
|
|
|
6620
|
|
71
|
6621 rettv->v_type = VAR_STRING;
|
|
|
6622 rettv->vval.v_string = NULL;
|
|
7
|
6623
|
|
|
6624 #ifdef FEAT_MBYTE
|
|
71
|
6625 str = get_tv_string(&argvars[0]);
|
|
|
6626 from = enc_canonize(enc_skip(get_tv_string_buf(&argvars[1], buf1)));
|
|
|
6627 to = enc_canonize(enc_skip(get_tv_string_buf(&argvars[2], buf2)));
|
|
7
|
6628 vimconv.vc_type = CONV_NONE;
|
|
|
6629 convert_setup(&vimconv, from, to);
|
|
|
6630
|
|
|
6631 /* If the encodings are equal, no conversion needed. */
|
|
|
6632 if (vimconv.vc_type == CONV_NONE)
|
|
71
|
6633 rettv->vval.v_string = vim_strsave(str);
|
|
|
6634 else
|
|
|
6635 rettv->vval.v_string = string_convert(&vimconv, str, NULL);
|
|
7
|
6636
|
|
|
6637 convert_setup(&vimconv, NULL, NULL);
|
|
|
6638 vim_free(from);
|
|
|
6639 vim_free(to);
|
|
|
6640 #endif
|
|
|
6641 }
|
|
|
6642
|
|
|
6643 /*
|
|
|
6644 * "indent()" function
|
|
|
6645 */
|
|
|
6646 static void
|
|
71
|
6647 f_indent(argvars, rettv)
|
|
|
6648 typeval *argvars;
|
|
|
6649 typeval *rettv;
|
|
7
|
6650 {
|
|
|
6651 linenr_T lnum;
|
|
|
6652
|
|
71
|
6653 lnum = get_tv_lnum(argvars);
|
|
7
|
6654 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
6655 rettv->vval.v_number = get_indent_lnum(lnum);
|
|
|
6656 else
|
|
|
6657 rettv->vval.v_number = -1;
|
|
7
|
6658 }
|
|
|
6659
|
|
|
6660 static int inputsecret_flag = 0;
|
|
|
6661
|
|
|
6662 /*
|
|
|
6663 * "input()" function
|
|
|
6664 * Also handles inputsecret() when inputsecret is set.
|
|
|
6665 */
|
|
|
6666 static void
|
|
71
|
6667 f_input(argvars, rettv)
|
|
|
6668 typeval *argvars;
|
|
|
6669 typeval *rettv;
|
|
|
6670 {
|
|
|
6671 char_u *prompt = get_tv_string(&argvars[0]);
|
|
7
|
6672 char_u *p = NULL;
|
|
|
6673 int c;
|
|
|
6674 char_u buf[NUMBUFLEN];
|
|
|
6675 int cmd_silent_save = cmd_silent;
|
|
|
6676
|
|
71
|
6677 rettv->v_type = VAR_STRING;
|
|
7
|
6678
|
|
|
6679 #ifdef NO_CONSOLE_INPUT
|
|
|
6680 /* While starting up, there is no place to enter text. */
|
|
|
6681 if (no_console_input())
|
|
|
6682 {
|
|
71
|
6683 rettv->vval.v_string = NULL;
|
|
7
|
6684 return;
|
|
|
6685 }
|
|
|
6686 #endif
|
|
|
6687
|
|
|
6688 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
6689 if (prompt != NULL)
|
|
|
6690 {
|
|
|
6691 /* Only the part of the message after the last NL is considered as
|
|
|
6692 * prompt for the command line */
|
|
|
6693 p = vim_strrchr(prompt, '\n');
|
|
|
6694 if (p == NULL)
|
|
|
6695 p = prompt;
|
|
|
6696 else
|
|
|
6697 {
|
|
|
6698 ++p;
|
|
|
6699 c = *p;
|
|
|
6700 *p = NUL;
|
|
|
6701 msg_start();
|
|
|
6702 msg_clr_eos();
|
|
|
6703 msg_puts_attr(prompt, echo_attr);
|
|
|
6704 msg_didout = FALSE;
|
|
|
6705 msg_starthere();
|
|
|
6706 *p = c;
|
|
|
6707 }
|
|
|
6708 cmdline_row = msg_row;
|
|
|
6709 }
|
|
|
6710
|
|
56
|
6711 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
6712 stuffReadbuffSpec(get_tv_string_buf(&argvars[1], buf));
|
|
|
6713
|
|
|
6714 rettv->vval.v_string =
|
|
7
|
6715 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
6716
|
|
|
6717 /* since the user typed this, no need to wait for return */
|
|
|
6718 need_wait_return = FALSE;
|
|
|
6719 msg_didout = FALSE;
|
|
|
6720 cmd_silent = cmd_silent_save;
|
|
|
6721 }
|
|
|
6722
|
|
|
6723 /*
|
|
|
6724 * "inputdialog()" function
|
|
|
6725 */
|
|
|
6726 static void
|
|
71
|
6727 f_inputdialog(argvars, rettv)
|
|
|
6728 typeval *argvars;
|
|
|
6729 typeval *rettv;
|
|
7
|
6730 {
|
|
|
6731 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
6732 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
6733 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
6734 {
|
|
|
6735 char_u *message;
|
|
|
6736 char_u buf[NUMBUFLEN];
|
|
|
6737
|
|
71
|
6738 message = get_tv_string(&argvars[0]);
|
|
56
|
6739 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
6740 {
|
|
71
|
6741 STRNCPY(IObuff, get_tv_string_buf(&argvars[1], buf), IOSIZE);
|
|
7
|
6742 IObuff[IOSIZE - 1] = NUL;
|
|
|
6743 }
|
|
|
6744 else
|
|
|
6745 IObuff[0] = NUL;
|
|
|
6746 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
6747 1, IObuff) == 1)
|
|
71
|
6748 rettv->vval.v_string = vim_strsave(IObuff);
|
|
7
|
6749 else
|
|
|
6750 {
|
|
56
|
6751 if (argvars[1].v_type != VAR_UNKNOWN
|
|
|
6752 && argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
6753 rettv->vval.v_string = vim_strsave(
|
|
|
6754 get_tv_string_buf(&argvars[2], buf));
|
|
7
|
6755 else
|
|
71
|
6756 rettv->vval.v_string = NULL;
|
|
|
6757 }
|
|
|
6758 rettv->v_type = VAR_STRING;
|
|
|
6759 }
|
|
|
6760 else
|
|
|
6761 #endif
|
|
|
6762 f_input(argvars, rettv);
|
|
7
|
6763 }
|
|
|
6764
|
|
|
6765 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
6766
|
|
|
6767 /*
|
|
|
6768 * "inputrestore()" function
|
|
|
6769 */
|
|
|
6770 /*ARGSUSED*/
|
|
|
6771 static void
|
|
71
|
6772 f_inputrestore(argvars, rettv)
|
|
|
6773 typeval *argvars;
|
|
|
6774 typeval *rettv;
|
|
7
|
6775 {
|
|
|
6776 if (ga_userinput.ga_len > 0)
|
|
|
6777 {
|
|
|
6778 --ga_userinput.ga_len;
|
|
|
6779 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
6780 + ga_userinput.ga_len);
|
|
71
|
6781 rettv->vval.v_number = 0; /* OK */
|
|
7
|
6782 }
|
|
|
6783 else if (p_verbose > 1)
|
|
|
6784 {
|
|
|
6785 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
71
|
6786 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
6787 }
|
|
|
6788 }
|
|
|
6789
|
|
|
6790 /*
|
|
|
6791 * "inputsave()" function
|
|
|
6792 */
|
|
|
6793 /*ARGSUSED*/
|
|
|
6794 static void
|
|
71
|
6795 f_inputsave(argvars, rettv)
|
|
|
6796 typeval *argvars;
|
|
|
6797 typeval *rettv;
|
|
7
|
6798 {
|
|
|
6799 /* Add an entry to the stack of typehead storage. */
|
|
|
6800 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
6801 {
|
|
|
6802 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
6803 + ga_userinput.ga_len);
|
|
|
6804 ++ga_userinput.ga_len;
|
|
71
|
6805 rettv->vval.v_number = 0; /* OK */
|
|
|
6806 }
|
|
|
6807 else
|
|
|
6808 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
6809 }
|
|
|
6810
|
|
|
6811 /*
|
|
|
6812 * "inputsecret()" function
|
|
|
6813 */
|
|
|
6814 static void
|
|
71
|
6815 f_inputsecret(argvars, rettv)
|
|
|
6816 typeval *argvars;
|
|
|
6817 typeval *rettv;
|
|
7
|
6818 {
|
|
|
6819 ++cmdline_star;
|
|
|
6820 ++inputsecret_flag;
|
|
71
|
6821 f_input(argvars, rettv);
|
|
7
|
6822 --cmdline_star;
|
|
|
6823 --inputsecret_flag;
|
|
|
6824 }
|
|
|
6825
|
|
|
6826 /*
|
|
56
|
6827 * "insert()" function
|
|
|
6828 */
|
|
|
6829 static void
|
|
71
|
6830 f_insert(argvars, rettv)
|
|
|
6831 typeval *argvars;
|
|
|
6832 typeval *rettv;
|
|
56
|
6833 {
|
|
|
6834 long before = 0;
|
|
|
6835 long n;
|
|
|
6836 listitem *item;
|
|
|
6837 listitem *ni;
|
|
|
6838 listvar *l;
|
|
|
6839
|
|
|
6840 if (argvars[0].v_type != VAR_LIST)
|
|
|
6841 EMSG(_("E999: First argument of insert() must be a list"));
|
|
|
6842 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
6843 {
|
|
|
6844 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
6845 before = get_tv_number(&argvars[2]);
|
|
56
|
6846
|
|
|
6847 if (before < 0)
|
|
|
6848 {
|
|
|
6849 /* Count from the end: -1 is before last item. */
|
|
|
6850 item = l->lv_last;
|
|
|
6851 for (n = before + 1; n < 0 && item != NULL; ++n)
|
|
|
6852 item = item->li_prev;
|
|
|
6853 if (item == NULL)
|
|
|
6854 n = 1; /* report an error, don't append */
|
|
|
6855 }
|
|
|
6856 else
|
|
|
6857 {
|
|
|
6858 /* Can't use list_find() here, we allow one past the end. */
|
|
|
6859 item = l->lv_first;
|
|
|
6860 for (n = before; n > 0 && item != NULL; --n)
|
|
|
6861 item = item->li_next;
|
|
|
6862 }
|
|
|
6863 if (n > 0)
|
|
|
6864 EMSGN(_(e_listidx), before);
|
|
|
6865 else
|
|
|
6866 {
|
|
|
6867 ni = listitem_alloc();
|
|
|
6868 if (ni != NULL)
|
|
|
6869 {
|
|
71
|
6870 copy_tv(&argvars[1], &ni->li_tv);
|
|
56
|
6871 if (item == NULL)
|
|
|
6872 /* Append new item at end of list. */
|
|
|
6873 list_append(l, ni);
|
|
|
6874 else
|
|
|
6875 {
|
|
|
6876 /* Insert new item before existing item. */
|
|
|
6877 ni->li_prev = item->li_prev;
|
|
|
6878 ni->li_next = item;
|
|
|
6879 if (item->li_prev == NULL)
|
|
|
6880 l->lv_first = ni;
|
|
|
6881 else
|
|
|
6882 item->li_prev->li_next = ni;
|
|
|
6883 item->li_prev = ni;
|
|
|
6884 }
|
|
71
|
6885 copy_tv(&argvars[0], rettv);
|
|
56
|
6886 }
|
|
|
6887 }
|
|
|
6888 }
|
|
|
6889 }
|
|
|
6890
|
|
|
6891 /*
|
|
7
|
6892 * "isdirectory()" function
|
|
|
6893 */
|
|
|
6894 static void
|
|
71
|
6895 f_isdirectory(argvars, rettv)
|
|
|
6896 typeval *argvars;
|
|
|
6897 typeval *rettv;
|
|
|
6898 {
|
|
|
6899 rettv->vval.v_number = mch_isdir(get_tv_string(&argvars[0]));
|
|
7
|
6900 }
|
|
|
6901
|
|
|
6902 /*
|
|
|
6903 * "last_buffer_nr()" function.
|
|
|
6904 */
|
|
|
6905 /*ARGSUSED*/
|
|
|
6906 static void
|
|
71
|
6907 f_last_buffer_nr(argvars, rettv)
|
|
|
6908 typeval *argvars;
|
|
|
6909 typeval *rettv;
|
|
7
|
6910 {
|
|
|
6911 int n = 0;
|
|
|
6912 buf_T *buf;
|
|
|
6913
|
|
|
6914 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
6915 if (n < buf->b_fnum)
|
|
|
6916 n = buf->b_fnum;
|
|
|
6917
|
|
71
|
6918 rettv->vval.v_number = n;
|
|
56
|
6919 }
|
|
|
6920
|
|
|
6921 /*
|
|
|
6922 * "len()" function
|
|
|
6923 */
|
|
|
6924 static void
|
|
71
|
6925 f_len(argvars, rettv)
|
|
|
6926 typeval *argvars;
|
|
|
6927 typeval *rettv;
|
|
56
|
6928 {
|
|
|
6929 switch (argvars[0].v_type)
|
|
|
6930 {
|
|
|
6931 case VAR_STRING:
|
|
|
6932 case VAR_NUMBER:
|
|
71
|
6933 rettv->vval.v_number = (varnumber_T)STRLEN(
|
|
|
6934 get_tv_string(&argvars[0]));
|
|
56
|
6935 break;
|
|
|
6936 case VAR_LIST:
|
|
71
|
6937 rettv->vval.v_number = list_len(argvars[0].vval.v_list);
|
|
56
|
6938 break;
|
|
|
6939 default:
|
|
|
6940 EMSG(_("E999: Invalid type for len()"));
|
|
|
6941 break;
|
|
|
6942 }
|
|
|
6943 }
|
|
|
6944
|
|
|
6945 /*
|
|
|
6946 * "libcall()" function
|
|
|
6947 */
|
|
|
6948 static void
|
|
71
|
6949 f_libcall(argvars, rettv)
|
|
|
6950 typeval *argvars;
|
|
|
6951 typeval *rettv;
|
|
|
6952 {
|
|
|
6953 libcall_common(argvars, rettv, VAR_STRING);
|
|
56
|
6954 }
|
|
|
6955
|
|
|
6956 /*
|
|
|
6957 * "libcallnr()" function
|
|
|
6958 */
|
|
|
6959 static void
|
|
71
|
6960 f_libcallnr(argvars, rettv)
|
|
|
6961 typeval *argvars;
|
|
|
6962 typeval *rettv;
|
|
|
6963 {
|
|
|
6964 libcall_common(argvars, rettv, VAR_NUMBER);
|
|
|
6965 }
|
|
|
6966
|
|
|
6967 static void
|
|
|
6968 libcall_common(argvars, rettv, type)
|
|
|
6969 typeval *argvars;
|
|
|
6970 typeval *rettv;
|
|
56
|
6971 int type;
|
|
|
6972 {
|
|
|
6973 #ifdef FEAT_LIBCALL
|
|
|
6974 char_u *string_in;
|
|
|
6975 char_u **string_result;
|
|
|
6976 int nr_result;
|
|
|
6977 #endif
|
|
|
6978
|
|
71
|
6979 rettv->v_type = type;
|
|
56
|
6980 if (type == VAR_NUMBER)
|
|
71
|
6981 rettv->vval.v_number = 0;
|
|
|
6982 else
|
|
|
6983 rettv->vval.v_string = NULL;
|
|
56
|
6984
|
|
|
6985 if (check_restricted() || check_secure())
|
|
|
6986 return;
|
|
|
6987
|
|
|
6988 #ifdef FEAT_LIBCALL
|
|
|
6989 /* The first two args must be strings, otherwise its meaningless */
|
|
|
6990 if (argvars[0].v_type == VAR_STRING && argvars[1].v_type == VAR_STRING)
|
|
|
6991 {
|
|
|
6992 if (argvars[2].v_type == VAR_NUMBER)
|
|
|
6993 string_in = NULL;
|
|
|
6994 else
|
|
|
6995 string_in = argvars[2].vval.v_string;
|
|
|
6996 if (type == VAR_NUMBER)
|
|
|
6997 string_result = NULL;
|
|
|
6998 else
|
|
71
|
6999 string_result = &rettv->vval.v_string;
|
|
56
|
7000 if (mch_libcall(argvars[0].vval.v_string,
|
|
|
7001 argvars[1].vval.v_string,
|
|
|
7002 string_in,
|
|
|
7003 argvars[2].vval.v_number,
|
|
|
7004 string_result,
|
|
|
7005 &nr_result) == OK
|
|
|
7006 && type == VAR_NUMBER)
|
|
71
|
7007 rettv->vval.v_number = nr_result;
|
|
56
|
7008 }
|
|
|
7009 #endif
|
|
7
|
7010 }
|
|
|
7011
|
|
|
7012 /*
|
|
|
7013 * "line(string)" function
|
|
|
7014 */
|
|
|
7015 static void
|
|
71
|
7016 f_line(argvars, rettv)
|
|
|
7017 typeval *argvars;
|
|
|
7018 typeval *rettv;
|
|
7
|
7019 {
|
|
|
7020 linenr_T lnum = 0;
|
|
|
7021 pos_T *fp;
|
|
|
7022
|
|
|
7023 fp = var2fpos(&argvars[0], TRUE);
|
|
|
7024 if (fp != NULL)
|
|
|
7025 lnum = fp->lnum;
|
|
71
|
7026 rettv->vval.v_number = lnum;
|
|
7
|
7027 }
|
|
|
7028
|
|
|
7029 /*
|
|
|
7030 * "line2byte(lnum)" function
|
|
|
7031 */
|
|
|
7032 /*ARGSUSED*/
|
|
|
7033 static void
|
|
71
|
7034 f_line2byte(argvars, rettv)
|
|
|
7035 typeval *argvars;
|
|
|
7036 typeval *rettv;
|
|
7
|
7037 {
|
|
|
7038 #ifndef FEAT_BYTEOFF
|
|
71
|
7039 rettv->vval.v_number = -1;
|
|
7
|
7040 #else
|
|
|
7041 linenr_T lnum;
|
|
|
7042
|
|
71
|
7043 lnum = get_tv_lnum(argvars);
|
|
7
|
7044 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
71
|
7045 rettv->vval.v_number = -1;
|
|
|
7046 else
|
|
|
7047 rettv->vval.v_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
7048 if (rettv->vval.v_number >= 0)
|
|
|
7049 ++rettv->vval.v_number;
|
|
7
|
7050 #endif
|
|
|
7051 }
|
|
|
7052
|
|
|
7053 /*
|
|
|
7054 * "lispindent(lnum)" function
|
|
|
7055 */
|
|
|
7056 static void
|
|
71
|
7057 f_lispindent(argvars, rettv)
|
|
|
7058 typeval *argvars;
|
|
|
7059 typeval *rettv;
|
|
7
|
7060 {
|
|
|
7061 #ifdef FEAT_LISP
|
|
|
7062 pos_T pos;
|
|
|
7063 linenr_T lnum;
|
|
|
7064
|
|
|
7065 pos = curwin->w_cursor;
|
|
71
|
7066 lnum = get_tv_lnum(argvars);
|
|
7
|
7067 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
7068 {
|
|
|
7069 curwin->w_cursor.lnum = lnum;
|
|
71
|
7070 rettv->vval.v_number = get_lisp_indent();
|
|
7
|
7071 curwin->w_cursor = pos;
|
|
|
7072 }
|
|
|
7073 else
|
|
|
7074 #endif
|
|
71
|
7075 rettv->vval.v_number = -1;
|
|
7
|
7076 }
|
|
|
7077
|
|
|
7078 /*
|
|
|
7079 * "localtime()" function
|
|
|
7080 */
|
|
|
7081 /*ARGSUSED*/
|
|
|
7082 static void
|
|
71
|
7083 f_localtime(argvars, rettv)
|
|
|
7084 typeval *argvars;
|
|
|
7085 typeval *rettv;
|
|
|
7086 {
|
|
|
7087 rettv->vval.v_number = (varnumber_T)time(NULL);
|
|
7
|
7088 }
|
|
|
7089
|
|
|
7090 /*
|
|
|
7091 * "maparg()" function
|
|
|
7092 */
|
|
|
7093 static void
|
|
71
|
7094 f_maparg(argvars, rettv)
|
|
|
7095 typeval *argvars;
|
|
|
7096 typeval *rettv;
|
|
|
7097 {
|
|
|
7098 get_maparg(argvars, rettv, TRUE);
|
|
7
|
7099 }
|
|
|
7100
|
|
|
7101 /*
|
|
|
7102 * "mapcheck()" function
|
|
|
7103 */
|
|
|
7104 static void
|
|
71
|
7105 f_mapcheck(argvars, rettv)
|
|
|
7106 typeval *argvars;
|
|
|
7107 typeval *rettv;
|
|
|
7108 {
|
|
|
7109 get_maparg(argvars, rettv, FALSE);
|
|
|
7110 }
|
|
|
7111
|
|
|
7112 static void
|
|
|
7113 get_maparg(argvars, rettv, exact)
|
|
|
7114 typeval *argvars;
|
|
|
7115 typeval *rettv;
|
|
7
|
7116 int exact;
|
|
|
7117 {
|
|
|
7118 char_u *keys;
|
|
|
7119 char_u *which;
|
|
|
7120 char_u buf[NUMBUFLEN];
|
|
|
7121 char_u *keys_buf = NULL;
|
|
|
7122 char_u *rhs;
|
|
|
7123 int mode;
|
|
|
7124 garray_T ga;
|
|
|
7125
|
|
|
7126 /* return empty string for failure */
|
|
71
|
7127 rettv->v_type = VAR_STRING;
|
|
|
7128 rettv->vval.v_string = NULL;
|
|
|
7129
|
|
|
7130 keys = get_tv_string(&argvars[0]);
|
|
7
|
7131 if (*keys == NUL)
|
|
|
7132 return;
|
|
|
7133
|
|
56
|
7134 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
7135 which = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7136 else
|
|
|
7137 which = (char_u *)"";
|
|
|
7138 mode = get_map_mode(&which, 0);
|
|
|
7139
|
|
|
7140 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
7141 rhs = check_map(keys, mode, exact);
|
|
|
7142 vim_free(keys_buf);
|
|
|
7143 if (rhs != NULL)
|
|
|
7144 {
|
|
|
7145 ga_init(&ga);
|
|
|
7146 ga.ga_itemsize = 1;
|
|
|
7147 ga.ga_growsize = 40;
|
|
|
7148
|
|
|
7149 while (*rhs != NUL)
|
|
|
7150 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
7151
|
|
|
7152 ga_append(&ga, NUL);
|
|
71
|
7153 rettv->vval.v_string = (char_u *)ga.ga_data;
|
|
7
|
7154 }
|
|
|
7155 }
|
|
|
7156
|
|
|
7157 /*
|
|
|
7158 * "match()" function
|
|
|
7159 */
|
|
|
7160 static void
|
|
71
|
7161 f_match(argvars, rettv)
|
|
|
7162 typeval *argvars;
|
|
|
7163 typeval *rettv;
|
|
|
7164 {
|
|
|
7165 find_some_match(argvars, rettv, 1);
|
|
7
|
7166 }
|
|
|
7167
|
|
|
7168 /*
|
|
|
7169 * "matchend()" function
|
|
|
7170 */
|
|
|
7171 static void
|
|
71
|
7172 f_matchend(argvars, rettv)
|
|
|
7173 typeval *argvars;
|
|
|
7174 typeval *rettv;
|
|
|
7175 {
|
|
|
7176 find_some_match(argvars, rettv, 0);
|
|
7
|
7177 }
|
|
|
7178
|
|
|
7179 /*
|
|
|
7180 * "matchstr()" function
|
|
|
7181 */
|
|
|
7182 static void
|
|
71
|
7183 f_matchstr(argvars, rettv)
|
|
|
7184 typeval *argvars;
|
|
|
7185 typeval *rettv;
|
|
|
7186 {
|
|
|
7187 find_some_match(argvars, rettv, 2);
|
|
|
7188 }
|
|
|
7189
|
|
|
7190 static void
|
|
|
7191 find_some_match(argvars, rettv, type)
|
|
|
7192 typeval *argvars;
|
|
|
7193 typeval *rettv;
|
|
7
|
7194 int type;
|
|
|
7195 {
|
|
|
7196 char_u *str;
|
|
19
|
7197 char_u *expr;
|
|
7
|
7198 char_u *pat;
|
|
|
7199 regmatch_T regmatch;
|
|
|
7200 char_u patbuf[NUMBUFLEN];
|
|
|
7201 char_u *save_cpo;
|
|
|
7202 long start = 0;
|
|
19
|
7203 long nth = 1;
|
|
|
7204 int match;
|
|
7
|
7205
|
|
|
7206 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
7207 save_cpo = p_cpo;
|
|
|
7208 p_cpo = (char_u *)"";
|
|
|
7209
|
|
71
|
7210 expr = str = get_tv_string(&argvars[0]);
|
|
|
7211 pat = get_tv_string_buf(&argvars[1], patbuf);
|
|
7
|
7212
|
|
|
7213 if (type == 2)
|
|
|
7214 {
|
|
71
|
7215 rettv->v_type = VAR_STRING;
|
|
|
7216 rettv->vval.v_string = NULL;
|
|
|
7217 }
|
|
|
7218 else
|
|
|
7219 rettv->vval.v_number = -1;
|
|
56
|
7220
|
|
|
7221 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
7222 {
|
|
71
|
7223 start = get_tv_number(&argvars[2]);
|
|
7
|
7224 if (start < 0)
|
|
|
7225 start = 0;
|
|
|
7226 if (start > (long)STRLEN(str))
|
|
|
7227 goto theend;
|
|
|
7228 str += start;
|
|
19
|
7229
|
|
56
|
7230 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
71
|
7231 nth = get_tv_number(&argvars[3]);
|
|
7
|
7232 }
|
|
|
7233
|
|
|
7234 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
7235 if (regmatch.regprog != NULL)
|
|
|
7236 {
|
|
|
7237 regmatch.rm_ic = p_ic;
|
|
19
|
7238
|
|
|
7239 while (1)
|
|
|
7240 {
|
|
|
7241 match = vim_regexec_nl(®match, str, (colnr_T)0);
|
|
|
7242 if (!match || --nth <= 0)
|
|
|
7243 break;
|
|
|
7244 /* Advance to just after the match. */
|
|
|
7245 #ifdef FEAT_MBYTE
|
|
|
7246 str = regmatch.startp[0] + mb_ptr2len_check(regmatch.startp[0]);
|
|
|
7247 #else
|
|
|
7248 str = regmatch.startp[0] + 1;
|
|
|
7249 #endif
|
|
|
7250 }
|
|
|
7251
|
|
|
7252 if (match)
|
|
7
|
7253 {
|
|
|
7254 if (type == 2)
|
|
71
|
7255 rettv->vval.v_string = vim_strnsave(regmatch.startp[0],
|
|
7
|
7256 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
7257 else
|
|
|
7258 {
|
|
|
7259 if (type != 0)
|
|
71
|
7260 rettv->vval.v_number =
|
|
7
|
7261 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
7262 else
|
|
71
|
7263 rettv->vval.v_number =
|
|
7
|
7264 (varnumber_T)(regmatch.endp[0] - str);
|
|
71
|
7265 rettv->vval.v_number += str - expr;
|
|
7
|
7266 }
|
|
|
7267 }
|
|
|
7268 vim_free(regmatch.regprog);
|
|
|
7269 }
|
|
|
7270
|
|
|
7271 theend:
|
|
|
7272 p_cpo = save_cpo;
|
|
|
7273 }
|
|
|
7274
|
|
|
7275 /*
|
|
|
7276 * "mode()" function
|
|
|
7277 */
|
|
|
7278 /*ARGSUSED*/
|
|
|
7279 static void
|
|
71
|
7280 f_mode(argvars, rettv)
|
|
|
7281 typeval *argvars;
|
|
|
7282 typeval *rettv;
|
|
7
|
7283 {
|
|
|
7284 char_u buf[2];
|
|
|
7285
|
|
|
7286 #ifdef FEAT_VISUAL
|
|
|
7287 if (VIsual_active)
|
|
|
7288 {
|
|
|
7289 if (VIsual_select)
|
|
|
7290 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
7291 else
|
|
|
7292 buf[0] = VIsual_mode;
|
|
|
7293 }
|
|
|
7294 else
|
|
|
7295 #endif
|
|
|
7296 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
7297 buf[0] = 'r';
|
|
|
7298 else if (State & INSERT)
|
|
|
7299 {
|
|
|
7300 if (State & REPLACE_FLAG)
|
|
|
7301 buf[0] = 'R';
|
|
|
7302 else
|
|
|
7303 buf[0] = 'i';
|
|
|
7304 }
|
|
|
7305 else if (State & CMDLINE)
|
|
|
7306 buf[0] = 'c';
|
|
|
7307 else
|
|
|
7308 buf[0] = 'n';
|
|
|
7309
|
|
|
7310 buf[1] = NUL;
|
|
71
|
7311 rettv->vval.v_string = vim_strsave(buf);
|
|
|
7312 rettv->v_type = VAR_STRING;
|
|
7
|
7313 }
|
|
|
7314
|
|
|
7315 /*
|
|
|
7316 * "nr2char()" function
|
|
|
7317 */
|
|
|
7318 static void
|
|
71
|
7319 f_nr2char(argvars, rettv)
|
|
|
7320 typeval *argvars;
|
|
|
7321 typeval *rettv;
|
|
7
|
7322 {
|
|
|
7323 char_u buf[NUMBUFLEN];
|
|
|
7324
|
|
|
7325 #ifdef FEAT_MBYTE
|
|
|
7326 if (has_mbyte)
|
|
71
|
7327 buf[(*mb_char2bytes)((int)get_tv_number(&argvars[0]), buf)] = NUL;
|
|
|
7328 else
|
|
|
7329 #endif
|
|
|
7330 {
|
|
|
7331 buf[0] = (char_u)get_tv_number(&argvars[0]);
|
|
7
|
7332 buf[1] = NUL;
|
|
|
7333 }
|
|
71
|
7334 rettv->v_type = VAR_STRING;
|
|
|
7335 rettv->vval.v_string = vim_strsave(buf);
|
|
56
|
7336 }
|
|
|
7337
|
|
|
7338 /*
|
|
|
7339 * "remove({list}, {idx})" function
|
|
|
7340 */
|
|
|
7341 static void
|
|
71
|
7342 f_remove(argvars, rettv)
|
|
|
7343 typeval *argvars;
|
|
|
7344 typeval *rettv;
|
|
56
|
7345 {
|
|
|
7346 listvar *l;
|
|
|
7347 listitem *item;
|
|
|
7348 long idx;
|
|
|
7349
|
|
|
7350 if (argvars[0].v_type != VAR_LIST)
|
|
|
7351 EMSG(_("E999: First argument of remove() must be a list"));
|
|
|
7352 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
7353 {
|
|
71
|
7354 idx = get_tv_number(&argvars[1]);
|
|
56
|
7355 item = list_getrem(l, idx);
|
|
|
7356 if (item == NULL)
|
|
|
7357 EMSGN(_(e_listidx), idx);
|
|
|
7358 else
|
|
|
7359 {
|
|
71
|
7360 *rettv = item->li_tv;
|
|
56
|
7361 vim_free(item);
|
|
|
7362 }
|
|
|
7363 }
|
|
7
|
7364 }
|
|
|
7365
|
|
|
7366 /*
|
|
|
7367 * "rename({from}, {to})" function
|
|
|
7368 */
|
|
|
7369 static void
|
|
71
|
7370 f_rename(argvars, rettv)
|
|
|
7371 typeval *argvars;
|
|
|
7372 typeval *rettv;
|
|
7
|
7373 {
|
|
|
7374 char_u buf[NUMBUFLEN];
|
|
|
7375
|
|
|
7376 if (check_restricted() || check_secure())
|
|
71
|
7377 rettv->vval.v_number = -1;
|
|
|
7378 else
|
|
|
7379 rettv->vval.v_number = vim_rename(get_tv_string(&argvars[0]),
|
|
|
7380 get_tv_string_buf(&argvars[1], buf));
|
|
7
|
7381 }
|
|
|
7382
|
|
|
7383 /*
|
|
|
7384 * "resolve()" function
|
|
|
7385 */
|
|
|
7386 static void
|
|
71
|
7387 f_resolve(argvars, rettv)
|
|
|
7388 typeval *argvars;
|
|
|
7389 typeval *rettv;
|
|
7
|
7390 {
|
|
|
7391 char_u *p;
|
|
|
7392
|
|
71
|
7393 p = get_tv_string(&argvars[0]);
|
|
7
|
7394 #ifdef FEAT_SHORTCUT
|
|
|
7395 {
|
|
|
7396 char_u *v = NULL;
|
|
|
7397
|
|
|
7398 v = mch_resolve_shortcut(p);
|
|
|
7399 if (v != NULL)
|
|
71
|
7400 rettv->vval.v_string = v;
|
|
7
|
7401 else
|
|
71
|
7402 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
7403 }
|
|
|
7404 #else
|
|
|
7405 # ifdef HAVE_READLINK
|
|
|
7406 {
|
|
|
7407 char_u buf[MAXPATHL + 1];
|
|
|
7408 char_u *cpy;
|
|
|
7409 int len;
|
|
|
7410 char_u *remain = NULL;
|
|
|
7411 char_u *q;
|
|
|
7412 int is_relative_to_current = FALSE;
|
|
|
7413 int has_trailing_pathsep = FALSE;
|
|
|
7414 int limit = 100;
|
|
|
7415
|
|
|
7416 p = vim_strsave(p);
|
|
|
7417
|
|
|
7418 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
7419 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
7420 is_relative_to_current = TRUE;
|
|
|
7421
|
|
|
7422 len = STRLEN(p);
|
|
39
|
7423 if (len > 0 && after_pathsep(p, p + len))
|
|
7
|
7424 has_trailing_pathsep = TRUE;
|
|
|
7425
|
|
|
7426 q = getnextcomp(p);
|
|
|
7427 if (*q != NUL)
|
|
|
7428 {
|
|
|
7429 /* Separate the first path component in "p", and keep the
|
|
|
7430 * remainder (beginning with the path separator). */
|
|
|
7431 remain = vim_strsave(q - 1);
|
|
|
7432 q[-1] = NUL;
|
|
|
7433 }
|
|
|
7434
|
|
|
7435 for (;;)
|
|
|
7436 {
|
|
|
7437 for (;;)
|
|
|
7438 {
|
|
|
7439 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
7440 if (len <= 0)
|
|
|
7441 break;
|
|
|
7442 buf[len] = NUL;
|
|
|
7443
|
|
|
7444 if (limit-- == 0)
|
|
|
7445 {
|
|
|
7446 vim_free(p);
|
|
|
7447 vim_free(remain);
|
|
|
7448 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
71
|
7449 rettv->vval.v_string = NULL;
|
|
7
|
7450 goto fail;
|
|
|
7451 }
|
|
|
7452
|
|
|
7453 /* Ensure that the result will have a trailing path separator
|
|
|
7454 * if the argument has one. */
|
|
|
7455 if (remain == NULL && has_trailing_pathsep)
|
|
|
7456 add_pathsep(buf);
|
|
|
7457
|
|
|
7458 /* Separate the first path component in the link value and
|
|
|
7459 * concatenate the remainders. */
|
|
|
7460 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
7461 if (*q != NUL)
|
|
|
7462 {
|
|
|
7463 if (remain == NULL)
|
|
|
7464 remain = vim_strsave(q - 1);
|
|
|
7465 else
|
|
|
7466 {
|
|
|
7467 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
7468 if (cpy != NULL)
|
|
|
7469 {
|
|
|
7470 STRCAT(cpy, remain);
|
|
|
7471 vim_free(remain);
|
|
|
7472 remain = cpy;
|
|
|
7473 }
|
|
|
7474 }
|
|
|
7475 q[-1] = NUL;
|
|
|
7476 }
|
|
|
7477
|
|
|
7478 q = gettail(p);
|
|
|
7479 if (q > p && *q == NUL)
|
|
|
7480 {
|
|
|
7481 /* Ignore trailing path separator. */
|
|
|
7482 q[-1] = NUL;
|
|
|
7483 q = gettail(p);
|
|
|
7484 }
|
|
|
7485 if (q > p && !mch_isFullName(buf))
|
|
|
7486 {
|
|
|
7487 /* symlink is relative to directory of argument */
|
|
|
7488 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
7489 if (cpy != NULL)
|
|
|
7490 {
|
|
|
7491 STRCPY(cpy, p);
|
|
|
7492 STRCPY(gettail(cpy), buf);
|
|
|
7493 vim_free(p);
|
|
|
7494 p = cpy;
|
|
|
7495 }
|
|
|
7496 }
|
|
|
7497 else
|
|
|
7498 {
|
|
|
7499 vim_free(p);
|
|
|
7500 p = vim_strsave(buf);
|
|
|
7501 }
|
|
|
7502 }
|
|
|
7503
|
|
|
7504 if (remain == NULL)
|
|
|
7505 break;
|
|
|
7506
|
|
|
7507 /* Append the first path component of "remain" to "p". */
|
|
|
7508 q = getnextcomp(remain + 1);
|
|
|
7509 len = q - remain - (*q != NUL);
|
|
|
7510 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
7511 if (cpy != NULL)
|
|
|
7512 {
|
|
|
7513 STRNCAT(cpy, remain, len);
|
|
|
7514 vim_free(p);
|
|
|
7515 p = cpy;
|
|
|
7516 }
|
|
|
7517 /* Shorten "remain". */
|
|
|
7518 if (*q != NUL)
|
|
|
7519 STRCPY(remain, q - 1);
|
|
|
7520 else
|
|
|
7521 {
|
|
|
7522 vim_free(remain);
|
|
|
7523 remain = NULL;
|
|
|
7524 }
|
|
|
7525 }
|
|
|
7526
|
|
|
7527 /* If the result is a relative path name, make it explicitly relative to
|
|
|
7528 * the current directory if and only if the argument had this form. */
|
|
|
7529 if (!vim_ispathsep(*p))
|
|
|
7530 {
|
|
|
7531 if (is_relative_to_current
|
|
|
7532 && *p != NUL
|
|
|
7533 && !(p[0] == '.'
|
|
|
7534 && (p[1] == NUL
|
|
|
7535 || vim_ispathsep(p[1])
|
|
|
7536 || (p[1] == '.'
|
|
|
7537 && (p[2] == NUL
|
|
|
7538 || vim_ispathsep(p[2]))))))
|
|
|
7539 {
|
|
|
7540 /* Prepend "./". */
|
|
|
7541 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
7542 if (cpy != NULL)
|
|
|
7543 {
|
|
|
7544 STRCAT(cpy, p);
|
|
|
7545 vim_free(p);
|
|
|
7546 p = cpy;
|
|
|
7547 }
|
|
|
7548 }
|
|
|
7549 else if (!is_relative_to_current)
|
|
|
7550 {
|
|
|
7551 /* Strip leading "./". */
|
|
|
7552 q = p;
|
|
|
7553 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
7554 q += 2;
|
|
|
7555 if (q > p)
|
|
|
7556 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
7557 }
|
|
|
7558 }
|
|
|
7559
|
|
|
7560 /* Ensure that the result will have no trailing path separator
|
|
|
7561 * if the argument had none. But keep "/" or "//". */
|
|
|
7562 if (!has_trailing_pathsep)
|
|
|
7563 {
|
|
|
7564 q = p + STRLEN(p);
|
|
39
|
7565 if (after_pathsep(p, q))
|
|
|
7566 *gettail_sep(p) = NUL;
|
|
7
|
7567 }
|
|
|
7568
|
|
71
|
7569 rettv->vval.v_string = p;
|
|
7
|
7570 }
|
|
|
7571 # else
|
|
71
|
7572 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
7573 # endif
|
|
|
7574 #endif
|
|
|
7575
|
|
71
|
7576 simplify_filename(rettv->vval.v_string);
|
|
7
|
7577
|
|
|
7578 #ifdef HAVE_READLINK
|
|
|
7579 fail:
|
|
|
7580 #endif
|
|
71
|
7581 rettv->v_type = VAR_STRING;
|
|
7
|
7582 }
|
|
|
7583
|
|
|
7584 /*
|
|
|
7585 * "simplify()" function
|
|
|
7586 */
|
|
|
7587 static void
|
|
71
|
7588 f_simplify(argvars, rettv)
|
|
|
7589 typeval *argvars;
|
|
|
7590 typeval *rettv;
|
|
7
|
7591 {
|
|
|
7592 char_u *p;
|
|
|
7593
|
|
71
|
7594 p = get_tv_string(&argvars[0]);
|
|
|
7595 rettv->vval.v_string = vim_strsave(p);
|
|
|
7596 simplify_filename(rettv->vval.v_string); /* simplify in place */
|
|
|
7597 rettv->v_type = VAR_STRING;
|
|
7
|
7598 }
|
|
|
7599
|
|
20
|
7600 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
7601 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
7602 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
7603
|
|
7
|
7604 /*
|
|
|
7605 * "search()" function
|
|
|
7606 */
|
|
|
7607 static void
|
|
71
|
7608 f_search(argvars, rettv)
|
|
|
7609 typeval *argvars;
|
|
|
7610 typeval *rettv;
|
|
7
|
7611 {
|
|
|
7612 char_u *pat;
|
|
|
7613 pos_T pos;
|
|
20
|
7614 pos_T save_cursor;
|
|
7
|
7615 int save_p_ws = p_ws;
|
|
|
7616 int dir;
|
|
20
|
7617 int flags = 0;
|
|
|
7618
|
|
71
|
7619 rettv->vval.v_number = 0; /* default: FAIL */
|
|
|
7620
|
|
|
7621 pat = get_tv_string(&argvars[0]);
|
|
20
|
7622 dir = get_search_arg(&argvars[1], &flags); /* may set p_ws */
|
|
|
7623 if (dir == 0)
|
|
|
7624 goto theend;
|
|
|
7625 if ((flags & ~SP_NOMOVE) != 0)
|
|
|
7626 {
|
|
71
|
7627 EMSG2(_(e_invarg2), get_tv_string(&argvars[1]));
|
|
20
|
7628 goto theend;
|
|
|
7629 }
|
|
|
7630
|
|
|
7631 pos = save_cursor = curwin->w_cursor;
|
|
7
|
7632 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
7633 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
7634 {
|
|
71
|
7635 rettv->vval.v_number = pos.lnum;
|
|
7
|
7636 curwin->w_cursor = pos;
|
|
|
7637 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
7638 * correct that here */
|
|
|
7639 check_cursor();
|
|
|
7640 }
|
|
20
|
7641
|
|
|
7642 /* If 'n' flag is used: restore cursor position. */
|
|
|
7643 if (flags & SP_NOMOVE)
|
|
|
7644 curwin->w_cursor = save_cursor;
|
|
|
7645 theend:
|
|
7
|
7646 p_ws = save_p_ws;
|
|
|
7647 }
|
|
|
7648
|
|
|
7649 /*
|
|
|
7650 * "searchpair()" function
|
|
|
7651 */
|
|
|
7652 static void
|
|
71
|
7653 f_searchpair(argvars, rettv)
|
|
|
7654 typeval *argvars;
|
|
|
7655 typeval *rettv;
|
|
7
|
7656 {
|
|
|
7657 char_u *spat, *mpat, *epat;
|
|
|
7658 char_u *skip;
|
|
|
7659 char_u *pat, *pat2, *pat3;
|
|
|
7660 pos_T pos;
|
|
|
7661 pos_T firstpos;
|
|
|
7662 pos_T save_cursor;
|
|
|
7663 pos_T save_pos;
|
|
|
7664 int save_p_ws = p_ws;
|
|
|
7665 char_u *save_cpo;
|
|
|
7666 int dir;
|
|
|
7667 int flags = 0;
|
|
|
7668 char_u nbuf1[NUMBUFLEN];
|
|
|
7669 char_u nbuf2[NUMBUFLEN];
|
|
|
7670 char_u nbuf3[NUMBUFLEN];
|
|
|
7671 int n;
|
|
|
7672 int r;
|
|
|
7673 int nest = 1;
|
|
|
7674 int err;
|
|
|
7675
|
|
71
|
7676 rettv->vval.v_number = 0; /* default: FAIL */
|
|
7
|
7677
|
|
|
7678 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
7679 save_cpo = p_cpo;
|
|
|
7680 p_cpo = (char_u *)"";
|
|
|
7681
|
|
|
7682 /* Get the three pattern arguments: start, middle, end. */
|
|
71
|
7683 spat = get_tv_string(&argvars[0]);
|
|
|
7684 mpat = get_tv_string_buf(&argvars[1], nbuf1);
|
|
|
7685 epat = get_tv_string_buf(&argvars[2], nbuf2);
|
|
7
|
7686
|
|
|
7687 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
7688 * start/middle/end (pat3, for the top pair). */
|
|
|
7689 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
7690 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
7691 if (pat2 == NULL || pat3 == NULL)
|
|
|
7692 goto theend;
|
|
|
7693 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
7694 if (*mpat == NUL)
|
|
|
7695 STRCPY(pat3, pat2);
|
|
|
7696 else
|
|
|
7697 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
7698 spat, epat, mpat);
|
|
|
7699
|
|
|
7700 /* Handle the optional fourth argument: flags */
|
|
|
7701 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
20
|
7702 if (dir == 0)
|
|
|
7703 goto theend;
|
|
7
|
7704
|
|
|
7705 /* Optional fifth argument: skip expresion */
|
|
56
|
7706 if (argvars[3].v_type == VAR_UNKNOWN
|
|
|
7707 || argvars[4].v_type == VAR_UNKNOWN)
|
|
7
|
7708 skip = (char_u *)"";
|
|
|
7709 else
|
|
71
|
7710 skip = get_tv_string_buf(&argvars[4], nbuf3);
|
|
7
|
7711
|
|
|
7712 save_cursor = curwin->w_cursor;
|
|
|
7713 pos = curwin->w_cursor;
|
|
|
7714 firstpos.lnum = 0;
|
|
|
7715 pat = pat3;
|
|
|
7716 for (;;)
|
|
|
7717 {
|
|
|
7718 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
7719 SEARCH_KEEP, RE_SEARCH);
|
|
|
7720 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
7721 /* didn't find it or found the first match again: FAIL */
|
|
|
7722 break;
|
|
|
7723
|
|
|
7724 if (firstpos.lnum == 0)
|
|
|
7725 firstpos = pos;
|
|
|
7726
|
|
|
7727 /* If the skip pattern matches, ignore this match. */
|
|
|
7728 if (*skip != NUL)
|
|
|
7729 {
|
|
|
7730 save_pos = curwin->w_cursor;
|
|
|
7731 curwin->w_cursor = pos;
|
|
|
7732 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
7733 curwin->w_cursor = save_pos;
|
|
|
7734 if (err)
|
|
|
7735 {
|
|
|
7736 /* Evaluating {skip} caused an error, break here. */
|
|
|
7737 curwin->w_cursor = save_cursor;
|
|
71
|
7738 rettv->vval.v_number = -1;
|
|
7
|
7739 break;
|
|
|
7740 }
|
|
|
7741 if (r)
|
|
|
7742 continue;
|
|
|
7743 }
|
|
|
7744
|
|
|
7745 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
7746 {
|
|
|
7747 /* Found end when searching backwards or start when searching
|
|
|
7748 * forward: nested pair. */
|
|
|
7749 ++nest;
|
|
|
7750 pat = pat2; /* nested, don't search for middle */
|
|
|
7751 }
|
|
|
7752 else
|
|
|
7753 {
|
|
|
7754 /* Found end when searching forward or start when searching
|
|
|
7755 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
7756 if (--nest == 1)
|
|
|
7757 pat = pat3; /* outer level, search for middle */
|
|
|
7758 }
|
|
|
7759
|
|
|
7760 if (nest == 0)
|
|
|
7761 {
|
|
|
7762 /* Found the match: return matchcount or line number. */
|
|
|
7763 if (flags & SP_RETCOUNT)
|
|
71
|
7764 ++rettv->vval.v_number;
|
|
7
|
7765 else
|
|
71
|
7766 rettv->vval.v_number = pos.lnum;
|
|
7
|
7767 curwin->w_cursor = pos;
|
|
|
7768 if (!(flags & SP_REPEAT))
|
|
|
7769 break;
|
|
|
7770 nest = 1; /* search for next unmatched */
|
|
|
7771 }
|
|
|
7772 }
|
|
|
7773
|
|
|
7774 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
71
|
7775 if ((flags & SP_NOMOVE) || rettv->vval.v_number == 0)
|
|
7
|
7776 curwin->w_cursor = save_cursor;
|
|
|
7777
|
|
|
7778 theend:
|
|
|
7779 vim_free(pat2);
|
|
|
7780 vim_free(pat3);
|
|
|
7781 p_ws = save_p_ws;
|
|
|
7782 p_cpo = save_cpo;
|
|
|
7783 }
|
|
|
7784
|
|
20
|
7785 /*
|
|
|
7786 * Get flags for a search function.
|
|
|
7787 * Possibly sets "p_ws".
|
|
|
7788 * Returns BACKWARD, FORWARD or zero (for an error).
|
|
|
7789 */
|
|
7
|
7790 static int
|
|
|
7791 get_search_arg(varp, flagsp)
|
|
56
|
7792 typeval *varp;
|
|
7
|
7793 int *flagsp;
|
|
|
7794 {
|
|
|
7795 int dir = FORWARD;
|
|
|
7796 char_u *flags;
|
|
|
7797 char_u nbuf[NUMBUFLEN];
|
|
20
|
7798 int mask;
|
|
7
|
7799
|
|
56
|
7800 if (varp->v_type != VAR_UNKNOWN)
|
|
|
7801 {
|
|
71
|
7802 flags = get_tv_string_buf(varp, nbuf);
|
|
20
|
7803 while (*flags != NUL)
|
|
|
7804 {
|
|
|
7805 switch (*flags)
|
|
|
7806 {
|
|
|
7807 case 'b': dir = BACKWARD; break;
|
|
|
7808 case 'w': p_ws = TRUE; break;
|
|
|
7809 case 'W': p_ws = FALSE; break;
|
|
|
7810 default: mask = 0;
|
|
|
7811 if (flagsp != NULL)
|
|
|
7812 switch (*flags)
|
|
|
7813 {
|
|
|
7814 case 'n': mask = SP_NOMOVE; break;
|
|
|
7815 case 'r': mask = SP_REPEAT; break;
|
|
|
7816 case 'm': mask = SP_RETCOUNT; break;
|
|
|
7817 }
|
|
|
7818 if (mask == 0)
|
|
|
7819 {
|
|
|
7820 EMSG2(_(e_invarg2), flags);
|
|
|
7821 dir = 0;
|
|
|
7822 }
|
|
|
7823 else
|
|
|
7824 *flagsp |= mask;
|
|
|
7825 }
|
|
|
7826 if (dir == 0)
|
|
|
7827 break;
|
|
|
7828 ++flags;
|
|
7
|
7829 }
|
|
|
7830 }
|
|
|
7831 return dir;
|
|
|
7832 }
|
|
|
7833
|
|
|
7834 /*
|
|
|
7835 * "setbufvar()" function
|
|
|
7836 */
|
|
|
7837 /*ARGSUSED*/
|
|
|
7838 static void
|
|
71
|
7839 f_setbufvar(argvars, rettv)
|
|
|
7840 typeval *argvars;
|
|
|
7841 typeval *rettv;
|
|
7
|
7842 {
|
|
|
7843 buf_T *buf;
|
|
|
7844 #ifdef FEAT_AUTOCMD
|
|
|
7845 aco_save_T aco;
|
|
|
7846 #else
|
|
|
7847 buf_T *save_curbuf;
|
|
|
7848 #endif
|
|
|
7849 char_u *varname, *bufvarname;
|
|
56
|
7850 typeval *varp;
|
|
7
|
7851 char_u nbuf[NUMBUFLEN];
|
|
|
7852
|
|
|
7853 if (check_restricted() || check_secure())
|
|
|
7854 return;
|
|
|
7855 ++emsg_off;
|
|
71
|
7856 buf = get_buf_tv(&argvars[0]);
|
|
|
7857 varname = get_tv_string(&argvars[1]);
|
|
7
|
7858 varp = &argvars[2];
|
|
|
7859
|
|
|
7860 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
7861 {
|
|
|
7862 /* set curbuf to be our buf, temporarily */
|
|
|
7863 #ifdef FEAT_AUTOCMD
|
|
|
7864 aucmd_prepbuf(&aco, buf);
|
|
|
7865 #else
|
|
|
7866 save_curbuf = curbuf;
|
|
|
7867 curbuf = buf;
|
|
|
7868 #endif
|
|
|
7869
|
|
|
7870 if (*varname == '&')
|
|
|
7871 {
|
|
|
7872 ++varname;
|
|
71
|
7873 set_option_value(varname, get_tv_number(varp),
|
|
|
7874 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
7875 }
|
|
|
7876 else
|
|
|
7877 {
|
|
|
7878 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
7879 if (bufvarname != NULL)
|
|
|
7880 {
|
|
|
7881 STRCPY(bufvarname, "b:");
|
|
|
7882 STRCPY(bufvarname + 2, varname);
|
|
51
|
7883 set_var(bufvarname, varp, TRUE);
|
|
7
|
7884 vim_free(bufvarname);
|
|
|
7885 }
|
|
|
7886 }
|
|
|
7887
|
|
|
7888 /* reset notion of buffer */
|
|
|
7889 #ifdef FEAT_AUTOCMD
|
|
|
7890 aucmd_restbuf(&aco);
|
|
|
7891 #else
|
|
|
7892 curbuf = save_curbuf;
|
|
|
7893 #endif
|
|
|
7894 }
|
|
|
7895 --emsg_off;
|
|
|
7896 }
|
|
|
7897
|
|
|
7898 /*
|
|
|
7899 * "setcmdpos()" function
|
|
|
7900 */
|
|
|
7901 static void
|
|
71
|
7902 f_setcmdpos(argvars, rettv)
|
|
|
7903 typeval *argvars;
|
|
|
7904 typeval *rettv;
|
|
|
7905 {
|
|
|
7906 rettv->vval.v_number = set_cmdline_pos(
|
|
|
7907 (int)get_tv_number(&argvars[0]) - 1);
|
|
7
|
7908 }
|
|
|
7909
|
|
|
7910 /*
|
|
|
7911 * "setline()" function
|
|
|
7912 */
|
|
|
7913 static void
|
|
71
|
7914 f_setline(argvars, rettv)
|
|
|
7915 typeval *argvars;
|
|
|
7916 typeval *rettv;
|
|
7
|
7917 {
|
|
|
7918 linenr_T lnum;
|
|
|
7919 char_u *line;
|
|
|
7920
|
|
71
|
7921 lnum = get_tv_lnum(argvars);
|
|
|
7922 line = get_tv_string(&argvars[1]);
|
|
|
7923 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
7924
|
|
|
7925 if (lnum >= 1
|
|
|
7926 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
7927 && u_savesub(lnum) == OK
|
|
|
7928 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
7929 {
|
|
|
7930 changed_bytes(lnum, 0);
|
|
|
7931 check_cursor_col();
|
|
71
|
7932 rettv->vval.v_number = 0;
|
|
7
|
7933 }
|
|
|
7934 }
|
|
|
7935
|
|
|
7936 /*
|
|
|
7937 * "setreg()" function
|
|
|
7938 */
|
|
|
7939 static void
|
|
71
|
7940 f_setreg(argvars, rettv)
|
|
|
7941 typeval *argvars;
|
|
|
7942 typeval *rettv;
|
|
7
|
7943 {
|
|
|
7944 int regname;
|
|
|
7945 char_u *strregname;
|
|
|
7946 char_u *stropt;
|
|
|
7947 int append;
|
|
|
7948 char_u yank_type;
|
|
|
7949 long block_len;
|
|
|
7950
|
|
|
7951 block_len = -1;
|
|
|
7952 yank_type = MAUTO;
|
|
|
7953 append = FALSE;
|
|
|
7954
|
|
71
|
7955 strregname = get_tv_string(argvars);
|
|
|
7956 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
7957
|
|
|
7958 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
7959 if (regname == 0 || regname == '@')
|
|
|
7960 regname = '"';
|
|
|
7961 else if (regname == '=')
|
|
|
7962 return;
|
|
|
7963
|
|
56
|
7964 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
7965 {
|
|
71
|
7966 for (stropt = get_tv_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
7
|
7967 switch (*stropt)
|
|
|
7968 {
|
|
|
7969 case 'a': case 'A': /* append */
|
|
|
7970 append = TRUE;
|
|
|
7971 break;
|
|
|
7972 case 'v': case 'c': /* character-wise selection */
|
|
|
7973 yank_type = MCHAR;
|
|
|
7974 break;
|
|
|
7975 case 'V': case 'l': /* line-wise selection */
|
|
|
7976 yank_type = MLINE;
|
|
|
7977 break;
|
|
|
7978 #ifdef FEAT_VISUAL
|
|
|
7979 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
7980 yank_type = MBLOCK;
|
|
|
7981 if (VIM_ISDIGIT(stropt[1]))
|
|
|
7982 {
|
|
|
7983 ++stropt;
|
|
|
7984 block_len = getdigits(&stropt) - 1;
|
|
|
7985 --stropt;
|
|
|
7986 }
|
|
|
7987 break;
|
|
|
7988 #endif
|
|
|
7989 }
|
|
|
7990 }
|
|
|
7991
|
|
71
|
7992 write_reg_contents_ex(regname, get_tv_string(&argvars[1]), -1,
|
|
7
|
7993 append, yank_type, block_len);
|
|
71
|
7994 rettv->vval.v_number = 0;
|
|
7
|
7995 }
|
|
|
7996
|
|
|
7997
|
|
|
7998 /*
|
|
|
7999 * "setwinvar(expr)" function
|
|
|
8000 */
|
|
|
8001 /*ARGSUSED*/
|
|
|
8002 static void
|
|
71
|
8003 f_setwinvar(argvars, rettv)
|
|
|
8004 typeval *argvars;
|
|
|
8005 typeval *rettv;
|
|
7
|
8006 {
|
|
|
8007 win_T *win;
|
|
|
8008 #ifdef FEAT_WINDOWS
|
|
|
8009 win_T *save_curwin;
|
|
|
8010 #endif
|
|
|
8011 char_u *varname, *winvarname;
|
|
56
|
8012 typeval *varp;
|
|
7
|
8013 char_u nbuf[NUMBUFLEN];
|
|
|
8014
|
|
|
8015 if (check_restricted() || check_secure())
|
|
|
8016 return;
|
|
|
8017 ++emsg_off;
|
|
|
8018 win = find_win_by_nr(&argvars[0]);
|
|
71
|
8019 varname = get_tv_string(&argvars[1]);
|
|
7
|
8020 varp = &argvars[2];
|
|
|
8021
|
|
|
8022 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
8023 {
|
|
|
8024 #ifdef FEAT_WINDOWS
|
|
|
8025 /* set curwin to be our win, temporarily */
|
|
|
8026 save_curwin = curwin;
|
|
|
8027 curwin = win;
|
|
|
8028 curbuf = curwin->w_buffer;
|
|
|
8029 #endif
|
|
|
8030
|
|
|
8031 if (*varname == '&')
|
|
|
8032 {
|
|
|
8033 ++varname;
|
|
71
|
8034 set_option_value(varname, get_tv_number(varp),
|
|
|
8035 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
8036 }
|
|
|
8037 else
|
|
|
8038 {
|
|
|
8039 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
8040 if (winvarname != NULL)
|
|
|
8041 {
|
|
|
8042 STRCPY(winvarname, "w:");
|
|
|
8043 STRCPY(winvarname + 2, varname);
|
|
51
|
8044 set_var(winvarname, varp, TRUE);
|
|
7
|
8045 vim_free(winvarname);
|
|
|
8046 }
|
|
|
8047 }
|
|
|
8048
|
|
|
8049 #ifdef FEAT_WINDOWS
|
|
|
8050 /* Restore current window, if it's still valid (autocomands can make
|
|
|
8051 * it invalid). */
|
|
|
8052 if (win_valid(save_curwin))
|
|
|
8053 {
|
|
|
8054 curwin = save_curwin;
|
|
|
8055 curbuf = curwin->w_buffer;
|
|
|
8056 }
|
|
|
8057 #endif
|
|
|
8058 }
|
|
|
8059 --emsg_off;
|
|
|
8060 }
|
|
|
8061
|
|
|
8062 /*
|
|
|
8063 * "nextnonblank()" function
|
|
|
8064 */
|
|
|
8065 static void
|
|
71
|
8066 f_nextnonblank(argvars, rettv)
|
|
|
8067 typeval *argvars;
|
|
|
8068 typeval *rettv;
|
|
7
|
8069 {
|
|
|
8070 linenr_T lnum;
|
|
|
8071
|
|
71
|
8072 for (lnum = get_tv_lnum(argvars); ; ++lnum)
|
|
7
|
8073 {
|
|
|
8074 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
8075 {
|
|
|
8076 lnum = 0;
|
|
|
8077 break;
|
|
|
8078 }
|
|
|
8079 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
8080 break;
|
|
|
8081 }
|
|
71
|
8082 rettv->vval.v_number = lnum;
|
|
7
|
8083 }
|
|
|
8084
|
|
|
8085 /*
|
|
|
8086 * "prevnonblank()" function
|
|
|
8087 */
|
|
|
8088 static void
|
|
71
|
8089 f_prevnonblank(argvars, rettv)
|
|
|
8090 typeval *argvars;
|
|
|
8091 typeval *rettv;
|
|
7
|
8092 {
|
|
|
8093 linenr_T lnum;
|
|
|
8094
|
|
71
|
8095 lnum = get_tv_lnum(argvars);
|
|
7
|
8096 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
8097 lnum = 0;
|
|
|
8098 else
|
|
|
8099 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
8100 --lnum;
|
|
71
|
8101 rettv->vval.v_number = lnum;
|
|
7
|
8102 }
|
|
|
8103
|
|
|
8104 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
8105 static void make_connection __ARGS((void));
|
|
|
8106 static int check_connection __ARGS((void));
|
|
|
8107
|
|
|
8108 static void
|
|
|
8109 make_connection()
|
|
|
8110 {
|
|
|
8111 if (X_DISPLAY == NULL
|
|
|
8112 # ifdef FEAT_GUI
|
|
|
8113 && !gui.in_use
|
|
|
8114 # endif
|
|
|
8115 )
|
|
|
8116 {
|
|
|
8117 x_force_connect = TRUE;
|
|
|
8118 setup_term_clip();
|
|
|
8119 x_force_connect = FALSE;
|
|
|
8120 }
|
|
|
8121 }
|
|
|
8122
|
|
|
8123 static int
|
|
|
8124 check_connection()
|
|
|
8125 {
|
|
|
8126 make_connection();
|
|
|
8127 if (X_DISPLAY == NULL)
|
|
|
8128 {
|
|
|
8129 EMSG(_("E240: No connection to Vim server"));
|
|
|
8130 return FAIL;
|
|
|
8131 }
|
|
|
8132 return OK;
|
|
|
8133 }
|
|
|
8134 #endif
|
|
|
8135
|
|
|
8136 /*ARGSUSED*/
|
|
|
8137 static void
|
|
71
|
8138 f_serverlist(argvars, rettv)
|
|
|
8139 typeval *argvars;
|
|
|
8140 typeval *rettv;
|
|
7
|
8141 {
|
|
|
8142 char_u *r = NULL;
|
|
|
8143
|
|
|
8144 #ifdef FEAT_CLIENTSERVER
|
|
|
8145 # ifdef WIN32
|
|
|
8146 r = serverGetVimNames();
|
|
|
8147 # else
|
|
|
8148 make_connection();
|
|
|
8149 if (X_DISPLAY != NULL)
|
|
|
8150 r = serverGetVimNames(X_DISPLAY);
|
|
|
8151 # endif
|
|
|
8152 #endif
|
|
71
|
8153 rettv->v_type = VAR_STRING;
|
|
|
8154 rettv->vval.v_string = r;
|
|
7
|
8155 }
|
|
|
8156
|
|
|
8157 /*ARGSUSED*/
|
|
|
8158 static void
|
|
71
|
8159 f_remote_peek(argvars, rettv)
|
|
|
8160 typeval *argvars;
|
|
|
8161 typeval *rettv;
|
|
7
|
8162 {
|
|
|
8163 #ifdef FEAT_CLIENTSERVER
|
|
|
8164 var v;
|
|
|
8165 char_u *s = NULL;
|
|
|
8166 # ifdef WIN32
|
|
|
8167 int n = 0;
|
|
|
8168 # endif
|
|
|
8169
|
|
|
8170 if (check_restricted() || check_secure())
|
|
|
8171 {
|
|
71
|
8172 rettv->vval.v_number = -1;
|
|
7
|
8173 return;
|
|
|
8174 }
|
|
|
8175 # ifdef WIN32
|
|
71
|
8176 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
7
|
8177 if (n == 0)
|
|
71
|
8178 rettv->vval.v_number = -1;
|
|
7
|
8179 else
|
|
|
8180 {
|
|
|
8181 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
71
|
8182 rettv->vval.v_number = (s != NULL);
|
|
7
|
8183 }
|
|
|
8184 # else
|
|
71
|
8185 rettv->vval.v_number = 0;
|
|
7
|
8186 if (check_connection() == FAIL)
|
|
|
8187 return;
|
|
|
8188
|
|
71
|
8189 rettv->vval.v_number = serverPeekReply(X_DISPLAY,
|
|
|
8190 serverStrToWin(get_tv_string(&argvars[0])), &s);
|
|
7
|
8191 # endif
|
|
|
8192
|
|
71
|
8193 if (argvars[1].v_type != VAR_UNKNOWN && rettv->vval.v_number > 0)
|
|
56
|
8194 {
|
|
|
8195 v.tv.v_type = VAR_STRING;
|
|
|
8196 v.tv.vval.v_string = vim_strsave(s);
|
|
71
|
8197 set_var(get_tv_string(&argvars[1]), &v.tv, FALSE);
|
|
56
|
8198 vim_free(v.tv.vval.v_string);
|
|
7
|
8199 }
|
|
|
8200 #else
|
|
71
|
8201 rettv->vval.v_number = -1;
|
|
7
|
8202 #endif
|
|
|
8203 }
|
|
|
8204
|
|
|
8205 /*ARGSUSED*/
|
|
|
8206 static void
|
|
71
|
8207 f_remote_read(argvars, rettv)
|
|
|
8208 typeval *argvars;
|
|
|
8209 typeval *rettv;
|
|
7
|
8210 {
|
|
|
8211 char_u *r = NULL;
|
|
|
8212
|
|
|
8213 #ifdef FEAT_CLIENTSERVER
|
|
|
8214 if (!check_restricted() && !check_secure())
|
|
|
8215 {
|
|
|
8216 # ifdef WIN32
|
|
|
8217 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
8218 int n = 0;
|
|
|
8219
|
|
71
|
8220 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
7
|
8221 if (n != 0)
|
|
|
8222 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
8223 if (r == NULL)
|
|
|
8224 # else
|
|
|
8225 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
71
|
8226 serverStrToWin(get_tv_string(&argvars[0])), &r, FALSE) < 0)
|
|
7
|
8227 # endif
|
|
|
8228 EMSG(_("E277: Unable to read a server reply"));
|
|
|
8229 }
|
|
|
8230 #endif
|
|
71
|
8231 rettv->v_type = VAR_STRING;
|
|
|
8232 rettv->vval.v_string = r;
|
|
7
|
8233 }
|
|
|
8234
|
|
|
8235 /*ARGSUSED*/
|
|
|
8236 static void
|
|
71
|
8237 f_server2client(argvars, rettv)
|
|
|
8238 typeval *argvars;
|
|
|
8239 typeval *rettv;
|
|
7
|
8240 {
|
|
|
8241 #ifdef FEAT_CLIENTSERVER
|
|
|
8242 char_u buf[NUMBUFLEN];
|
|
71
|
8243 char_u *server = get_tv_string(&argvars[0]);
|
|
|
8244 char_u *reply = get_tv_string_buf(&argvars[1], buf);
|
|
|
8245
|
|
|
8246 rettv->vval.v_number = -1;
|
|
7
|
8247 if (check_restricted() || check_secure())
|
|
|
8248 return;
|
|
|
8249 # ifdef FEAT_X11
|
|
|
8250 if (check_connection() == FAIL)
|
|
|
8251 return;
|
|
|
8252 # endif
|
|
|
8253
|
|
|
8254 if (serverSendReply(server, reply) < 0)
|
|
|
8255 {
|
|
|
8256 EMSG(_("E258: Unable to send to client"));
|
|
|
8257 return;
|
|
|
8258 }
|
|
71
|
8259 rettv->vval.v_number = 0;
|
|
7
|
8260 #else
|
|
71
|
8261 rettv->vval.v_number = -1;
|
|
7
|
8262 #endif
|
|
|
8263 }
|
|
|
8264
|
|
|
8265 #ifdef FEAT_CLIENTSERVER
|
|
71
|
8266 static void remote_common __ARGS((typeval *argvars, typeval *rettv, int expr));
|
|
|
8267
|
|
|
8268 static void
|
|
|
8269 remote_common(argvars, rettv, expr)
|
|
|
8270 typeval *argvars;
|
|
|
8271 typeval *rettv;
|
|
7
|
8272 int expr;
|
|
|
8273 {
|
|
|
8274 char_u *server_name;
|
|
|
8275 char_u *keys;
|
|
|
8276 char_u *r = NULL;
|
|
|
8277 char_u buf[NUMBUFLEN];
|
|
|
8278 # ifdef WIN32
|
|
|
8279 HWND w;
|
|
|
8280 # else
|
|
|
8281 Window w;
|
|
|
8282 # endif
|
|
|
8283
|
|
|
8284 if (check_restricted() || check_secure())
|
|
|
8285 return;
|
|
|
8286
|
|
|
8287 # ifdef FEAT_X11
|
|
|
8288 if (check_connection() == FAIL)
|
|
|
8289 return;
|
|
|
8290 # endif
|
|
|
8291
|
|
71
|
8292 server_name = get_tv_string(&argvars[0]);
|
|
|
8293 keys = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
8294 # ifdef WIN32
|
|
|
8295 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
8296 # else
|
|
|
8297 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
8298 < 0)
|
|
|
8299 # endif
|
|
|
8300 {
|
|
|
8301 if (r != NULL)
|
|
|
8302 EMSG(r); /* sending worked but evaluation failed */
|
|
|
8303 else
|
|
|
8304 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
8305 return;
|
|
|
8306 }
|
|
|
8307
|
|
71
|
8308 rettv->vval.v_string = r;
|
|
56
|
8309
|
|
|
8310 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
7
|
8311 {
|
|
|
8312 var v;
|
|
|
8313 char_u str[30];
|
|
|
8314
|
|
|
8315 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
56
|
8316 v.tv.v_type = VAR_STRING;
|
|
|
8317 v.tv.vval.v_string = vim_strsave(str);
|
|
71
|
8318 set_var(get_tv_string(&argvars[2]), &v.tv, FALSE);
|
|
56
|
8319 vim_free(v.tv.vval.v_string);
|
|
7
|
8320 }
|
|
|
8321 }
|
|
|
8322 #endif
|
|
|
8323
|
|
|
8324 /*
|
|
|
8325 * "remote_expr()" function
|
|
|
8326 */
|
|
|
8327 /*ARGSUSED*/
|
|
|
8328 static void
|
|
71
|
8329 f_remote_expr(argvars, rettv)
|
|
|
8330 typeval *argvars;
|
|
|
8331 typeval *rettv;
|
|
|
8332 {
|
|
|
8333 rettv->v_type = VAR_STRING;
|
|
|
8334 rettv->vval.v_string = NULL;
|
|
7
|
8335 #ifdef FEAT_CLIENTSERVER
|
|
71
|
8336 remote_common(argvars, rettv, TRUE);
|
|
7
|
8337 #endif
|
|
|
8338 }
|
|
|
8339
|
|
|
8340 /*
|
|
|
8341 * "remote_send()" function
|
|
|
8342 */
|
|
|
8343 /*ARGSUSED*/
|
|
|
8344 static void
|
|
71
|
8345 f_remote_send(argvars, rettv)
|
|
|
8346 typeval *argvars;
|
|
|
8347 typeval *rettv;
|
|
|
8348 {
|
|
|
8349 rettv->v_type = VAR_STRING;
|
|
|
8350 rettv->vval.v_string = NULL;
|
|
7
|
8351 #ifdef FEAT_CLIENTSERVER
|
|
71
|
8352 remote_common(argvars, rettv, FALSE);
|
|
7
|
8353 #endif
|
|
|
8354 }
|
|
|
8355
|
|
|
8356 /*
|
|
|
8357 * "remote_foreground()" function
|
|
|
8358 */
|
|
|
8359 /*ARGSUSED*/
|
|
|
8360 static void
|
|
71
|
8361 f_remote_foreground(argvars, rettv)
|
|
|
8362 typeval *argvars;
|
|
|
8363 typeval *rettv;
|
|
|
8364 {
|
|
|
8365 rettv->vval.v_number = 0;
|
|
7
|
8366 #ifdef FEAT_CLIENTSERVER
|
|
|
8367 # ifdef WIN32
|
|
|
8368 /* On Win32 it's done in this application. */
|
|
71
|
8369 serverForeground(get_tv_string(&argvars[0]));
|
|
7
|
8370 # else
|
|
|
8371 /* Send a foreground() expression to the server. */
|
|
56
|
8372 argvars[1].v_type = VAR_STRING;
|
|
|
8373 argvars[1].vval.v_string = vim_strsave((char_u *)"foreground()");
|
|
|
8374 argvars[2].v_type = VAR_UNKNOWN;
|
|
71
|
8375 remote_common(argvars, rettv, TRUE);
|
|
56
|
8376 vim_free(argvars[1].vval.v_string);
|
|
7
|
8377 # endif
|
|
|
8378 #endif
|
|
|
8379 }
|
|
|
8380
|
|
18
|
8381 /*
|
|
|
8382 * "repeat()" function
|
|
|
8383 */
|
|
|
8384 /*ARGSUSED*/
|
|
|
8385 static void
|
|
71
|
8386 f_repeat(argvars, rettv)
|
|
|
8387 typeval *argvars;
|
|
|
8388 typeval *rettv;
|
|
18
|
8389 {
|
|
|
8390 char_u *p;
|
|
|
8391 int n;
|
|
|
8392 int slen;
|
|
|
8393 int len;
|
|
|
8394 char_u *r;
|
|
|
8395 int i;
|
|
|
8396
|
|
71
|
8397 p = get_tv_string(&argvars[0]);
|
|
|
8398 n = get_tv_number(&argvars[1]);
|
|
|
8399
|
|
|
8400 rettv->v_type = VAR_STRING;
|
|
|
8401 rettv->vval.v_string = NULL;
|
|
18
|
8402
|
|
|
8403 slen = (int)STRLEN(p);
|
|
|
8404 len = slen * n;
|
|
|
8405
|
|
|
8406 if (len <= 0)
|
|
|
8407 return;
|
|
|
8408
|
|
|
8409 r = alloc(len + 1);
|
|
|
8410 if (r != NULL)
|
|
|
8411 {
|
|
|
8412 for (i = 0; i < n; i++)
|
|
|
8413 mch_memmove(r + i * slen, p, (size_t)slen);
|
|
|
8414 r[len] = NUL;
|
|
|
8415 }
|
|
|
8416
|
|
71
|
8417 rettv->vval.v_string = r;
|
|
18
|
8418 }
|
|
|
8419
|
|
7
|
8420 #ifdef HAVE_STRFTIME
|
|
|
8421 /*
|
|
|
8422 * "strftime({format}[, {time}])" function
|
|
|
8423 */
|
|
|
8424 static void
|
|
71
|
8425 f_strftime(argvars, rettv)
|
|
|
8426 typeval *argvars;
|
|
|
8427 typeval *rettv;
|
|
7
|
8428 {
|
|
|
8429 char_u result_buf[256];
|
|
|
8430 struct tm *curtime;
|
|
|
8431 time_t seconds;
|
|
|
8432 char_u *p;
|
|
|
8433
|
|
71
|
8434 rettv->v_type = VAR_STRING;
|
|
|
8435
|
|
|
8436 p = get_tv_string(&argvars[0]);
|
|
56
|
8437 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
8438 seconds = time(NULL);
|
|
|
8439 else
|
|
71
|
8440 seconds = (time_t)get_tv_number(&argvars[1]);
|
|
7
|
8441 curtime = localtime(&seconds);
|
|
|
8442 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
8443 if (curtime == NULL)
|
|
71
|
8444 rettv->vval.v_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
7
|
8445 else
|
|
|
8446 {
|
|
|
8447 # ifdef FEAT_MBYTE
|
|
|
8448 vimconv_T conv;
|
|
|
8449 char_u *enc;
|
|
|
8450
|
|
|
8451 conv.vc_type = CONV_NONE;
|
|
|
8452 enc = enc_locale();
|
|
|
8453 convert_setup(&conv, p_enc, enc);
|
|
|
8454 if (conv.vc_type != CONV_NONE)
|
|
|
8455 p = string_convert(&conv, p, NULL);
|
|
|
8456 # endif
|
|
|
8457 if (p != NULL)
|
|
|
8458 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
8459 (char *)p, curtime);
|
|
|
8460 else
|
|
|
8461 result_buf[0] = NUL;
|
|
|
8462
|
|
|
8463 # ifdef FEAT_MBYTE
|
|
|
8464 if (conv.vc_type != CONV_NONE)
|
|
|
8465 vim_free(p);
|
|
|
8466 convert_setup(&conv, enc, p_enc);
|
|
|
8467 if (conv.vc_type != CONV_NONE)
|
|
71
|
8468 rettv->vval.v_string = string_convert(&conv, result_buf, NULL);
|
|
7
|
8469 else
|
|
|
8470 # endif
|
|
71
|
8471 rettv->vval.v_string = vim_strsave(result_buf);
|
|
7
|
8472
|
|
|
8473 # ifdef FEAT_MBYTE
|
|
|
8474 /* Release conversion descriptors */
|
|
|
8475 convert_setup(&conv, NULL, NULL);
|
|
|
8476 vim_free(enc);
|
|
|
8477 # endif
|
|
|
8478 }
|
|
|
8479 }
|
|
|
8480 #endif
|
|
|
8481
|
|
|
8482 /*
|
|
|
8483 * "stridx()" function
|
|
|
8484 */
|
|
|
8485 static void
|
|
71
|
8486 f_stridx(argvars, rettv)
|
|
|
8487 typeval *argvars;
|
|
|
8488 typeval *rettv;
|
|
7
|
8489 {
|
|
|
8490 char_u buf[NUMBUFLEN];
|
|
|
8491 char_u *needle;
|
|
|
8492 char_u *haystack;
|
|
|
8493 char_u *pos;
|
|
|
8494
|
|
71
|
8495 needle = get_tv_string(&argvars[1]);
|
|
|
8496 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
7
|
8497 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
8498
|
|
|
8499 if (pos == NULL)
|
|
71
|
8500 rettv->vval.v_number = -1;
|
|
|
8501 else
|
|
|
8502 rettv->vval.v_number = (varnumber_T) (pos - haystack);
|
|
7
|
8503 }
|
|
|
8504
|
|
|
8505 /*
|
|
|
8506 * "strridx()" function
|
|
|
8507 */
|
|
|
8508 static void
|
|
71
|
8509 f_strridx(argvars, rettv)
|
|
|
8510 typeval *argvars;
|
|
|
8511 typeval *rettv;
|
|
7
|
8512 {
|
|
|
8513 char_u buf[NUMBUFLEN];
|
|
|
8514 char_u *needle;
|
|
|
8515 char_u *haystack;
|
|
|
8516 char_u *rest;
|
|
|
8517 char_u *lastmatch = NULL;
|
|
|
8518
|
|
71
|
8519 needle = get_tv_string(&argvars[1]);
|
|
|
8520 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
22
|
8521 if (*needle == NUL)
|
|
|
8522 /* Empty string matches past the end. */
|
|
|
8523 lastmatch = haystack + STRLEN(haystack);
|
|
|
8524 else
|
|
|
8525 for (rest = haystack; *rest != '\0'; ++rest)
|
|
|
8526 {
|
|
|
8527 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
8528 if (rest == NULL)
|
|
|
8529 break;
|
|
|
8530 lastmatch = rest;
|
|
|
8531 }
|
|
7
|
8532
|
|
|
8533 if (lastmatch == NULL)
|
|
71
|
8534 rettv->vval.v_number = -1;
|
|
|
8535 else
|
|
|
8536 rettv->vval.v_number = (varnumber_T)(lastmatch - haystack);
|
|
56
|
8537 }
|
|
|
8538
|
|
|
8539 /*
|
|
|
8540 * "string()" function
|
|
|
8541 */
|
|
|
8542 static void
|
|
71
|
8543 f_string(argvars, rettv)
|
|
|
8544 typeval *argvars;
|
|
|
8545 typeval *rettv;
|
|
56
|
8546 {
|
|
|
8547 char_u *tofree;
|
|
|
8548
|
|
71
|
8549 rettv->v_type = VAR_STRING;
|
|
|
8550 rettv->vval.v_string = tv2string(&argvars[0], &tofree);
|
|
56
|
8551 if (tofree == NULL)
|
|
71
|
8552 rettv->vval.v_string = vim_strsave(rettv->vval.v_string);
|
|
7
|
8553 }
|
|
|
8554
|
|
|
8555 /*
|
|
|
8556 * "strlen()" function
|
|
|
8557 */
|
|
|
8558 static void
|
|
71
|
8559 f_strlen(argvars, rettv)
|
|
|
8560 typeval *argvars;
|
|
|
8561 typeval *rettv;
|
|
|
8562 {
|
|
|
8563 rettv->vval.v_number = (varnumber_T)(STRLEN(
|
|
|
8564 get_tv_string(&argvars[0])));
|
|
7
|
8565 }
|
|
|
8566
|
|
|
8567 /*
|
|
|
8568 * "strpart()" function
|
|
|
8569 */
|
|
|
8570 static void
|
|
71
|
8571 f_strpart(argvars, rettv)
|
|
|
8572 typeval *argvars;
|
|
|
8573 typeval *rettv;
|
|
7
|
8574 {
|
|
|
8575 char_u *p;
|
|
|
8576 int n;
|
|
|
8577 int len;
|
|
|
8578 int slen;
|
|
|
8579
|
|
71
|
8580 p = get_tv_string(&argvars[0]);
|
|
7
|
8581 slen = (int)STRLEN(p);
|
|
|
8582
|
|
71
|
8583 n = get_tv_number(&argvars[1]);
|
|
56
|
8584 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
8585 len = get_tv_number(&argvars[2]);
|
|
7
|
8586 else
|
|
|
8587 len = slen - n; /* default len: all bytes that are available. */
|
|
|
8588
|
|
|
8589 /*
|
|
|
8590 * Only return the overlap between the specified part and the actual
|
|
|
8591 * string.
|
|
|
8592 */
|
|
|
8593 if (n < 0)
|
|
|
8594 {
|
|
|
8595 len += n;
|
|
|
8596 n = 0;
|
|
|
8597 }
|
|
|
8598 else if (n > slen)
|
|
|
8599 n = slen;
|
|
|
8600 if (len < 0)
|
|
|
8601 len = 0;
|
|
|
8602 else if (n + len > slen)
|
|
|
8603 len = slen - n;
|
|
|
8604
|
|
71
|
8605 rettv->v_type = VAR_STRING;
|
|
|
8606 rettv->vval.v_string = vim_strnsave(p + n, len);
|
|
7
|
8607 }
|
|
|
8608
|
|
|
8609 /*
|
|
|
8610 * "strtrans()" function
|
|
|
8611 */
|
|
|
8612 static void
|
|
71
|
8613 f_strtrans(argvars, rettv)
|
|
|
8614 typeval *argvars;
|
|
|
8615 typeval *rettv;
|
|
|
8616 {
|
|
|
8617 rettv->v_type = VAR_STRING;
|
|
|
8618 rettv->vval.v_string = transstr(get_tv_string(&argvars[0]));
|
|
7
|
8619 }
|
|
|
8620
|
|
|
8621 /*
|
|
|
8622 * "synID(line, col, trans)" function
|
|
|
8623 */
|
|
|
8624 /*ARGSUSED*/
|
|
|
8625 static void
|
|
71
|
8626 f_synID(argvars, rettv)
|
|
|
8627 typeval *argvars;
|
|
|
8628 typeval *rettv;
|
|
7
|
8629 {
|
|
|
8630 int id = 0;
|
|
|
8631 #ifdef FEAT_SYN_HL
|
|
|
8632 long line;
|
|
|
8633 long col;
|
|
|
8634 int trans;
|
|
|
8635
|
|
71
|
8636 line = get_tv_lnum(argvars);
|
|
|
8637 col = get_tv_number(&argvars[1]) - 1;
|
|
|
8638 trans = get_tv_number(&argvars[2]);
|
|
7
|
8639
|
|
|
8640 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
8641 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
8642 id = syn_get_id(line, col, trans);
|
|
|
8643 #endif
|
|
|
8644
|
|
71
|
8645 rettv->vval.v_number = id;
|
|
7
|
8646 }
|
|
|
8647
|
|
|
8648 /*
|
|
|
8649 * "synIDattr(id, what [, mode])" function
|
|
|
8650 */
|
|
|
8651 /*ARGSUSED*/
|
|
|
8652 static void
|
|
71
|
8653 f_synIDattr(argvars, rettv)
|
|
|
8654 typeval *argvars;
|
|
|
8655 typeval *rettv;
|
|
7
|
8656 {
|
|
|
8657 char_u *p = NULL;
|
|
|
8658 #ifdef FEAT_SYN_HL
|
|
|
8659 int id;
|
|
|
8660 char_u *what;
|
|
|
8661 char_u *mode;
|
|
|
8662 char_u modebuf[NUMBUFLEN];
|
|
|
8663 int modec;
|
|
|
8664
|
|
71
|
8665 id = get_tv_number(&argvars[0]);
|
|
|
8666 what = get_tv_string(&argvars[1]);
|
|
56
|
8667 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
8668 {
|
|
71
|
8669 mode = get_tv_string_buf(&argvars[2], modebuf);
|
|
7
|
8670 modec = TOLOWER_ASC(mode[0]);
|
|
|
8671 if (modec != 't' && modec != 'c'
|
|
|
8672 #ifdef FEAT_GUI
|
|
|
8673 && modec != 'g'
|
|
|
8674 #endif
|
|
|
8675 )
|
|
|
8676 modec = 0; /* replace invalid with current */
|
|
|
8677 }
|
|
|
8678 else
|
|
|
8679 {
|
|
|
8680 #ifdef FEAT_GUI
|
|
|
8681 if (gui.in_use)
|
|
|
8682 modec = 'g';
|
|
|
8683 else
|
|
|
8684 #endif
|
|
|
8685 if (t_colors > 1)
|
|
|
8686 modec = 'c';
|
|
|
8687 else
|
|
|
8688 modec = 't';
|
|
|
8689 }
|
|
|
8690
|
|
|
8691
|
|
|
8692 switch (TOLOWER_ASC(what[0]))
|
|
|
8693 {
|
|
|
8694 case 'b':
|
|
|
8695 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
8696 p = highlight_color(id, what, modec);
|
|
|
8697 else /* bold */
|
|
|
8698 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
8699 break;
|
|
|
8700
|
|
|
8701 case 'f': /* fg[#] */
|
|
|
8702 p = highlight_color(id, what, modec);
|
|
|
8703 break;
|
|
|
8704
|
|
|
8705 case 'i':
|
|
|
8706 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
8707 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
8708 else /* italic */
|
|
|
8709 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
8710 break;
|
|
|
8711
|
|
|
8712 case 'n': /* name */
|
|
|
8713 p = get_highlight_name(NULL, id - 1);
|
|
|
8714 break;
|
|
|
8715
|
|
|
8716 case 'r': /* reverse */
|
|
|
8717 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
8718 break;
|
|
|
8719
|
|
|
8720 case 's': /* standout */
|
|
|
8721 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
8722 break;
|
|
|
8723
|
|
|
8724 case 'u': /* underline */
|
|
|
8725 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
8726 break;
|
|
|
8727 }
|
|
|
8728
|
|
|
8729 if (p != NULL)
|
|
|
8730 p = vim_strsave(p);
|
|
|
8731 #endif
|
|
71
|
8732 rettv->v_type = VAR_STRING;
|
|
|
8733 rettv->vval.v_string = p;
|
|
7
|
8734 }
|
|
|
8735
|
|
|
8736 /*
|
|
|
8737 * "synIDtrans(id)" function
|
|
|
8738 */
|
|
|
8739 /*ARGSUSED*/
|
|
|
8740 static void
|
|
71
|
8741 f_synIDtrans(argvars, rettv)
|
|
|
8742 typeval *argvars;
|
|
|
8743 typeval *rettv;
|
|
7
|
8744 {
|
|
|
8745 int id;
|
|
|
8746
|
|
|
8747 #ifdef FEAT_SYN_HL
|
|
71
|
8748 id = get_tv_number(&argvars[0]);
|
|
7
|
8749
|
|
|
8750 if (id > 0)
|
|
|
8751 id = syn_get_final_id(id);
|
|
|
8752 else
|
|
|
8753 #endif
|
|
|
8754 id = 0;
|
|
|
8755
|
|
71
|
8756 rettv->vval.v_number = id;
|
|
7
|
8757 }
|
|
|
8758
|
|
|
8759 /*
|
|
|
8760 * "system()" function
|
|
|
8761 */
|
|
|
8762 static void
|
|
71
|
8763 f_system(argvars, rettv)
|
|
|
8764 typeval *argvars;
|
|
|
8765 typeval *rettv;
|
|
7
|
8766 {
|
|
24
|
8767 char_u *res = NULL;
|
|
7
|
8768 char_u *p;
|
|
24
|
8769 char_u *infile = NULL;
|
|
|
8770 char_u buf[NUMBUFLEN];
|
|
|
8771 int err = FALSE;
|
|
|
8772 FILE *fd;
|
|
|
8773
|
|
56
|
8774 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
24
|
8775 {
|
|
|
8776 /*
|
|
|
8777 * Write the string to a temp file, to be used for input of the shell
|
|
|
8778 * command.
|
|
|
8779 */
|
|
|
8780 if ((infile = vim_tempname('i')) == NULL)
|
|
|
8781 {
|
|
|
8782 EMSG(_(e_notmp));
|
|
|
8783 return;
|
|
|
8784 }
|
|
|
8785
|
|
|
8786 fd = mch_fopen((char *)infile, WRITEBIN);
|
|
|
8787 if (fd == NULL)
|
|
|
8788 {
|
|
|
8789 EMSG2(_(e_notopen), infile);
|
|
|
8790 goto done;
|
|
|
8791 }
|
|
71
|
8792 p = get_tv_string_buf(&argvars[1], buf);
|
|
24
|
8793 if (fwrite(p, STRLEN(p), 1, fd) != 1)
|
|
|
8794 err = TRUE;
|
|
|
8795 if (fclose(fd) != 0)
|
|
|
8796 err = TRUE;
|
|
|
8797 if (err)
|
|
|
8798 {
|
|
|
8799 EMSG(_("E677: Error writing temp file"));
|
|
|
8800 goto done;
|
|
|
8801 }
|
|
|
8802 }
|
|
|
8803
|
|
71
|
8804 res = get_cmd_output(get_tv_string(&argvars[0]), infile, SHELL_SILENT);
|
|
24
|
8805
|
|
7
|
8806 #ifdef USE_CR
|
|
|
8807 /* translate <CR> into <NL> */
|
|
24
|
8808 if (res != NULL)
|
|
7
|
8809 {
|
|
|
8810 char_u *s;
|
|
|
8811
|
|
24
|
8812 for (s = res; *s; ++s)
|
|
7
|
8813 {
|
|
|
8814 if (*s == CAR)
|
|
|
8815 *s = NL;
|
|
|
8816 }
|
|
|
8817 }
|
|
|
8818 #else
|
|
|
8819 # ifdef USE_CRNL
|
|
|
8820 /* translate <CR><NL> into <NL> */
|
|
24
|
8821 if (res != NULL)
|
|
7
|
8822 {
|
|
|
8823 char_u *s, *d;
|
|
|
8824
|
|
24
|
8825 d = res;
|
|
|
8826 for (s = res; *s; ++s)
|
|
7
|
8827 {
|
|
|
8828 if (s[0] == CAR && s[1] == NL)
|
|
|
8829 ++s;
|
|
|
8830 *d++ = *s;
|
|
|
8831 }
|
|
|
8832 *d = NUL;
|
|
|
8833 }
|
|
|
8834 # endif
|
|
|
8835 #endif
|
|
24
|
8836
|
|
|
8837 done:
|
|
|
8838 if (infile != NULL)
|
|
|
8839 {
|
|
|
8840 mch_remove(infile);
|
|
|
8841 vim_free(infile);
|
|
|
8842 }
|
|
71
|
8843 rettv->v_type = VAR_STRING;
|
|
|
8844 rettv->vval.v_string = res;
|
|
7
|
8845 }
|
|
|
8846
|
|
|
8847 /*
|
|
|
8848 * "submatch()" function
|
|
|
8849 */
|
|
|
8850 static void
|
|
71
|
8851 f_submatch(argvars, rettv)
|
|
|
8852 typeval *argvars;
|
|
|
8853 typeval *rettv;
|
|
|
8854 {
|
|
|
8855 rettv->v_type = VAR_STRING;
|
|
|
8856 rettv->vval.v_string = reg_submatch((int)get_tv_number(&argvars[0]));
|
|
7
|
8857 }
|
|
|
8858
|
|
|
8859 /*
|
|
|
8860 * "substitute()" function
|
|
|
8861 */
|
|
|
8862 static void
|
|
71
|
8863 f_substitute(argvars, rettv)
|
|
|
8864 typeval *argvars;
|
|
|
8865 typeval *rettv;
|
|
7
|
8866 {
|
|
|
8867 char_u patbuf[NUMBUFLEN];
|
|
|
8868 char_u subbuf[NUMBUFLEN];
|
|
|
8869 char_u flagsbuf[NUMBUFLEN];
|
|
|
8870
|
|
71
|
8871 rettv->v_type = VAR_STRING;
|
|
|
8872 rettv->vval.v_string = do_string_sub(
|
|
|
8873 get_tv_string(&argvars[0]),
|
|
|
8874 get_tv_string_buf(&argvars[1], patbuf),
|
|
|
8875 get_tv_string_buf(&argvars[2], subbuf),
|
|
|
8876 get_tv_string_buf(&argvars[3], flagsbuf));
|
|
7
|
8877 }
|
|
|
8878
|
|
|
8879 /*
|
|
|
8880 * "tempname()" function
|
|
|
8881 */
|
|
|
8882 /*ARGSUSED*/
|
|
|
8883 static void
|
|
71
|
8884 f_tempname(argvars, rettv)
|
|
|
8885 typeval *argvars;
|
|
|
8886 typeval *rettv;
|
|
7
|
8887 {
|
|
|
8888 static int x = 'A';
|
|
|
8889
|
|
71
|
8890 rettv->v_type = VAR_STRING;
|
|
|
8891 rettv->vval.v_string = vim_tempname(x);
|
|
7
|
8892
|
|
|
8893 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
8894 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
8895 do
|
|
|
8896 {
|
|
|
8897 if (x == 'Z')
|
|
|
8898 x = '0';
|
|
|
8899 else if (x == '9')
|
|
|
8900 x = 'A';
|
|
|
8901 else
|
|
|
8902 {
|
|
|
8903 #ifdef EBCDIC
|
|
|
8904 if (x == 'I')
|
|
|
8905 x = 'J';
|
|
|
8906 else if (x == 'R')
|
|
|
8907 x = 'S';
|
|
|
8908 else
|
|
|
8909 #endif
|
|
|
8910 ++x;
|
|
|
8911 }
|
|
|
8912 } while (x == 'I' || x == 'O');
|
|
|
8913 }
|
|
|
8914
|
|
|
8915 /*
|
|
|
8916 * "tolower(string)" function
|
|
|
8917 */
|
|
|
8918 static void
|
|
71
|
8919 f_tolower(argvars, rettv)
|
|
|
8920 typeval *argvars;
|
|
|
8921 typeval *rettv;
|
|
7
|
8922 {
|
|
|
8923 char_u *p;
|
|
|
8924
|
|
71
|
8925 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
8926 rettv->v_type = VAR_STRING;
|
|
|
8927 rettv->vval.v_string = p;
|
|
7
|
8928
|
|
|
8929 if (p != NULL)
|
|
|
8930 while (*p != NUL)
|
|
|
8931 {
|
|
|
8932 #ifdef FEAT_MBYTE
|
|
|
8933 int l;
|
|
|
8934
|
|
|
8935 if (enc_utf8)
|
|
|
8936 {
|
|
|
8937 int c, lc;
|
|
|
8938
|
|
|
8939 c = utf_ptr2char(p);
|
|
|
8940 lc = utf_tolower(c);
|
|
|
8941 l = utf_ptr2len_check(p);
|
|
|
8942 /* TODO: reallocate string when byte count changes. */
|
|
|
8943 if (utf_char2len(lc) == l)
|
|
|
8944 utf_char2bytes(lc, p);
|
|
|
8945 p += l;
|
|
|
8946 }
|
|
|
8947 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
8948 p += l; /* skip multi-byte character */
|
|
|
8949 else
|
|
|
8950 #endif
|
|
|
8951 {
|
|
|
8952 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
8953 ++p;
|
|
|
8954 }
|
|
|
8955 }
|
|
|
8956 }
|
|
|
8957
|
|
|
8958 /*
|
|
|
8959 * "toupper(string)" function
|
|
|
8960 */
|
|
|
8961 static void
|
|
71
|
8962 f_toupper(argvars, rettv)
|
|
|
8963 typeval *argvars;
|
|
|
8964 typeval *rettv;
|
|
7
|
8965 {
|
|
|
8966 char_u *p;
|
|
|
8967
|
|
71
|
8968 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
8969 rettv->v_type = VAR_STRING;
|
|
|
8970 rettv->vval.v_string = p;
|
|
7
|
8971
|
|
|
8972 if (p != NULL)
|
|
|
8973 while (*p != NUL)
|
|
|
8974 {
|
|
|
8975 #ifdef FEAT_MBYTE
|
|
|
8976 int l;
|
|
|
8977
|
|
|
8978 if (enc_utf8)
|
|
|
8979 {
|
|
|
8980 int c, uc;
|
|
|
8981
|
|
|
8982 c = utf_ptr2char(p);
|
|
|
8983 uc = utf_toupper(c);
|
|
|
8984 l = utf_ptr2len_check(p);
|
|
|
8985 /* TODO: reallocate string when byte count changes. */
|
|
|
8986 if (utf_char2len(uc) == l)
|
|
|
8987 utf_char2bytes(uc, p);
|
|
|
8988 p += l;
|
|
|
8989 }
|
|
|
8990 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
8991 p += l; /* skip multi-byte character */
|
|
|
8992 else
|
|
|
8993 #endif
|
|
|
8994 {
|
|
|
8995 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
8996 p++;
|
|
|
8997 }
|
|
|
8998 }
|
|
|
8999 }
|
|
|
9000
|
|
|
9001 /*
|
|
15
|
9002 * "tr(string, fromstr, tostr)" function
|
|
|
9003 */
|
|
|
9004 static void
|
|
71
|
9005 f_tr(argvars, rettv)
|
|
|
9006 typeval *argvars;
|
|
|
9007 typeval *rettv;
|
|
15
|
9008 {
|
|
|
9009 char_u *instr;
|
|
|
9010 char_u *fromstr;
|
|
|
9011 char_u *tostr;
|
|
|
9012 char_u *p;
|
|
|
9013 #ifdef FEAT_MBYTE
|
|
|
9014 int inlen;
|
|
|
9015 int fromlen;
|
|
|
9016 int tolen;
|
|
|
9017 int idx;
|
|
|
9018 char_u *cpstr;
|
|
|
9019 int cplen;
|
|
|
9020 int first = TRUE;
|
|
|
9021 #endif
|
|
|
9022 char_u buf[NUMBUFLEN];
|
|
|
9023 char_u buf2[NUMBUFLEN];
|
|
|
9024 garray_T ga;
|
|
|
9025
|
|
71
|
9026 instr = get_tv_string(&argvars[0]);
|
|
|
9027 fromstr = get_tv_string_buf(&argvars[1], buf);
|
|
|
9028 tostr = get_tv_string_buf(&argvars[2], buf2);
|
|
15
|
9029
|
|
|
9030 /* Default return value: empty string. */
|
|
71
|
9031 rettv->v_type = VAR_STRING;
|
|
|
9032 rettv->vval.v_string = NULL;
|
|
15
|
9033 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
9034
|
|
|
9035 #ifdef FEAT_MBYTE
|
|
|
9036 if (!has_mbyte)
|
|
|
9037 #endif
|
|
|
9038 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
9039 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
9040 {
|
|
20
|
9041 #ifdef FEAT_MBYTE
|
|
15
|
9042 error:
|
|
20
|
9043 #endif
|
|
15
|
9044 EMSG2(_(e_invarg2), fromstr);
|
|
|
9045 ga_clear(&ga);
|
|
|
9046 return;
|
|
|
9047 }
|
|
|
9048
|
|
|
9049 /* fromstr and tostr have to contain the same number of chars */
|
|
|
9050 while (*instr != NUL)
|
|
|
9051 {
|
|
|
9052 #ifdef FEAT_MBYTE
|
|
|
9053 if (has_mbyte)
|
|
|
9054 {
|
|
|
9055 inlen = mb_ptr2len_check(instr);
|
|
|
9056 cpstr = instr;
|
|
|
9057 cplen = inlen;
|
|
|
9058 idx = 0;
|
|
|
9059 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
9060 {
|
|
|
9061 fromlen = mb_ptr2len_check(p);
|
|
|
9062 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
9063 {
|
|
|
9064 for (p = tostr; *p != NUL; p += tolen)
|
|
|
9065 {
|
|
|
9066 tolen = mb_ptr2len_check(p);
|
|
|
9067 if (idx-- == 0)
|
|
|
9068 {
|
|
|
9069 cplen = tolen;
|
|
|
9070 cpstr = p;
|
|
|
9071 break;
|
|
|
9072 }
|
|
|
9073 }
|
|
|
9074 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
9075 goto error;
|
|
|
9076 break;
|
|
|
9077 }
|
|
|
9078 ++idx;
|
|
|
9079 }
|
|
|
9080
|
|
|
9081 if (first && cpstr == instr)
|
|
|
9082 {
|
|
|
9083 /* Check that fromstr and tostr have the same number of
|
|
|
9084 * (multi-byte) characters. Done only once when a character
|
|
|
9085 * of instr doesn't appear in fromstr. */
|
|
|
9086 first = FALSE;
|
|
|
9087 for (p = tostr; *p != NUL; p += tolen)
|
|
|
9088 {
|
|
|
9089 tolen = mb_ptr2len_check(p);
|
|
|
9090 --idx;
|
|
|
9091 }
|
|
|
9092 if (idx != 0)
|
|
|
9093 goto error;
|
|
|
9094 }
|
|
|
9095
|
|
|
9096 ga_grow(&ga, cplen);
|
|
16
|
9097 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
9098 ga.ga_len += cplen;
|
|
|
9099
|
|
|
9100 instr += inlen;
|
|
|
9101 }
|
|
|
9102 else
|
|
|
9103 #endif
|
|
|
9104 {
|
|
|
9105 /* When not using multi-byte chars we can do it faster. */
|
|
|
9106 p = vim_strchr(fromstr, *instr);
|
|
|
9107 if (p != NULL)
|
|
|
9108 ga_append(&ga, tostr[p - fromstr]);
|
|
|
9109 else
|
|
|
9110 ga_append(&ga, *instr);
|
|
|
9111 ++instr;
|
|
|
9112 }
|
|
|
9113 }
|
|
|
9114
|
|
71
|
9115 rettv->vval.v_string = ga.ga_data;
|
|
15
|
9116 }
|
|
|
9117
|
|
|
9118 /*
|
|
7
|
9119 * "type(expr)" function
|
|
|
9120 */
|
|
|
9121 static void
|
|
71
|
9122 f_type(argvars, rettv)
|
|
|
9123 typeval *argvars;
|
|
|
9124 typeval *rettv;
|
|
56
|
9125 {
|
|
|
9126 if (argvars[0].v_type == VAR_NUMBER)
|
|
71
|
9127 rettv->vval.v_number = 0;
|
|
|
9128 else
|
|
|
9129 rettv->vval.v_number = 1;
|
|
7
|
9130 }
|
|
|
9131
|
|
|
9132 /*
|
|
|
9133 * "virtcol(string)" function
|
|
|
9134 */
|
|
|
9135 static void
|
|
71
|
9136 f_virtcol(argvars, rettv)
|
|
|
9137 typeval *argvars;
|
|
|
9138 typeval *rettv;
|
|
7
|
9139 {
|
|
|
9140 colnr_T vcol = 0;
|
|
|
9141 pos_T *fp;
|
|
|
9142
|
|
|
9143 fp = var2fpos(&argvars[0], FALSE);
|
|
|
9144 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
9145 {
|
|
|
9146 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
9147 ++vcol;
|
|
|
9148 }
|
|
|
9149
|
|
71
|
9150 rettv->vval.v_number = vcol;
|
|
7
|
9151 }
|
|
|
9152
|
|
|
9153 /*
|
|
|
9154 * "visualmode()" function
|
|
|
9155 */
|
|
|
9156 /*ARGSUSED*/
|
|
|
9157 static void
|
|
71
|
9158 f_visualmode(argvars, rettv)
|
|
|
9159 typeval *argvars;
|
|
|
9160 typeval *rettv;
|
|
7
|
9161 {
|
|
|
9162 #ifdef FEAT_VISUAL
|
|
|
9163 char_u str[2];
|
|
|
9164
|
|
71
|
9165 rettv->v_type = VAR_STRING;
|
|
7
|
9166 str[0] = curbuf->b_visual_mode_eval;
|
|
|
9167 str[1] = NUL;
|
|
71
|
9168 rettv->vval.v_string = vim_strsave(str);
|
|
7
|
9169
|
|
|
9170 /* A non-zero number or non-empty string argument: reset mode. */
|
|
56
|
9171 if ((argvars[0].v_type == VAR_NUMBER
|
|
|
9172 && argvars[0].vval.v_number != 0)
|
|
|
9173 || (argvars[0].v_type == VAR_STRING
|
|
71
|
9174 && *get_tv_string(&argvars[0]) != NUL))
|
|
7
|
9175 curbuf->b_visual_mode_eval = NUL;
|
|
|
9176 #else
|
|
71
|
9177 rettv->vval.v_number = 0; /* return anything, it won't work anyway */
|
|
7
|
9178 #endif
|
|
|
9179 }
|
|
|
9180
|
|
|
9181 /*
|
|
|
9182 * "winbufnr(nr)" function
|
|
|
9183 */
|
|
|
9184 static void
|
|
71
|
9185 f_winbufnr(argvars, rettv)
|
|
|
9186 typeval *argvars;
|
|
|
9187 typeval *rettv;
|
|
7
|
9188 {
|
|
|
9189 win_T *wp;
|
|
|
9190
|
|
|
9191 wp = find_win_by_nr(&argvars[0]);
|
|
|
9192 if (wp == NULL)
|
|
71
|
9193 rettv->vval.v_number = -1;
|
|
|
9194 else
|
|
|
9195 rettv->vval.v_number = wp->w_buffer->b_fnum;
|
|
7
|
9196 }
|
|
|
9197
|
|
|
9198 /*
|
|
|
9199 * "wincol()" function
|
|
|
9200 */
|
|
|
9201 /*ARGSUSED*/
|
|
|
9202 static void
|
|
71
|
9203 f_wincol(argvars, rettv)
|
|
|
9204 typeval *argvars;
|
|
|
9205 typeval *rettv;
|
|
7
|
9206 {
|
|
|
9207 validate_cursor();
|
|
71
|
9208 rettv->vval.v_number = curwin->w_wcol + 1;
|
|
7
|
9209 }
|
|
|
9210
|
|
|
9211 /*
|
|
|
9212 * "winheight(nr)" function
|
|
|
9213 */
|
|
|
9214 static void
|
|
71
|
9215 f_winheight(argvars, rettv)
|
|
|
9216 typeval *argvars;
|
|
|
9217 typeval *rettv;
|
|
7
|
9218 {
|
|
|
9219 win_T *wp;
|
|
|
9220
|
|
|
9221 wp = find_win_by_nr(&argvars[0]);
|
|
|
9222 if (wp == NULL)
|
|
71
|
9223 rettv->vval.v_number = -1;
|
|
|
9224 else
|
|
|
9225 rettv->vval.v_number = wp->w_height;
|
|
7
|
9226 }
|
|
|
9227
|
|
|
9228 /*
|
|
|
9229 * "winline()" function
|
|
|
9230 */
|
|
|
9231 /*ARGSUSED*/
|
|
|
9232 static void
|
|
71
|
9233 f_winline(argvars, rettv)
|
|
|
9234 typeval *argvars;
|
|
|
9235 typeval *rettv;
|
|
7
|
9236 {
|
|
|
9237 validate_cursor();
|
|
71
|
9238 rettv->vval.v_number = curwin->w_wrow + 1;
|
|
7
|
9239 }
|
|
|
9240
|
|
|
9241 /*
|
|
|
9242 * "winnr()" function
|
|
|
9243 */
|
|
|
9244 /* ARGSUSED */
|
|
|
9245 static void
|
|
71
|
9246 f_winnr(argvars, rettv)
|
|
|
9247 typeval *argvars;
|
|
|
9248 typeval *rettv;
|
|
7
|
9249 {
|
|
|
9250 int nr = 1;
|
|
|
9251 #ifdef FEAT_WINDOWS
|
|
|
9252 win_T *wp;
|
|
20
|
9253 win_T *twin = curwin;
|
|
|
9254 char_u *arg;
|
|
|
9255
|
|
56
|
9256 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
|
9257 {
|
|
71
|
9258 arg = get_tv_string(&argvars[0]);
|
|
20
|
9259 if (STRCMP(arg, "$") == 0)
|
|
|
9260 twin = lastwin;
|
|
|
9261 else if (STRCMP(arg, "#") == 0)
|
|
|
9262 {
|
|
|
9263 twin = prevwin;
|
|
|
9264 if (prevwin == NULL)
|
|
|
9265 nr = 0;
|
|
|
9266 }
|
|
|
9267 else
|
|
|
9268 {
|
|
|
9269 EMSG2(_(e_invexpr2), arg);
|
|
|
9270 nr = 0;
|
|
|
9271 }
|
|
|
9272 }
|
|
|
9273
|
|
|
9274 if (nr > 0)
|
|
|
9275 for (wp = firstwin; wp != twin; wp = wp->w_next)
|
|
|
9276 ++nr;
|
|
7
|
9277 #endif
|
|
71
|
9278 rettv->vval.v_number = nr;
|
|
7
|
9279 }
|
|
|
9280
|
|
|
9281 /*
|
|
|
9282 * "winrestcmd()" function
|
|
|
9283 */
|
|
|
9284 /* ARGSUSED */
|
|
|
9285 static void
|
|
71
|
9286 f_winrestcmd(argvars, rettv)
|
|
|
9287 typeval *argvars;
|
|
|
9288 typeval *rettv;
|
|
7
|
9289 {
|
|
|
9290 #ifdef FEAT_WINDOWS
|
|
|
9291 win_T *wp;
|
|
|
9292 int winnr = 1;
|
|
|
9293 garray_T ga;
|
|
|
9294 char_u buf[50];
|
|
|
9295
|
|
|
9296 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
9297 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
9298 {
|
|
|
9299 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
9300 ga_concat(&ga, buf);
|
|
|
9301 # ifdef FEAT_VERTSPLIT
|
|
|
9302 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
9303 ga_concat(&ga, buf);
|
|
|
9304 # endif
|
|
|
9305 ++winnr;
|
|
|
9306 }
|
|
21
|
9307 ga_append(&ga, NUL);
|
|
7
|
9308
|
|
71
|
9309 rettv->vval.v_string = ga.ga_data;
|
|
7
|
9310 #else
|
|
71
|
9311 rettv->vval.v_string = NULL;
|
|
|
9312 #endif
|
|
|
9313 rettv->v_type = VAR_STRING;
|
|
7
|
9314 }
|
|
|
9315
|
|
|
9316 /*
|
|
|
9317 * "winwidth(nr)" function
|
|
|
9318 */
|
|
|
9319 static void
|
|
71
|
9320 f_winwidth(argvars, rettv)
|
|
|
9321 typeval *argvars;
|
|
|
9322 typeval *rettv;
|
|
7
|
9323 {
|
|
|
9324 win_T *wp;
|
|
|
9325
|
|
|
9326 wp = find_win_by_nr(&argvars[0]);
|
|
|
9327 if (wp == NULL)
|
|
71
|
9328 rettv->vval.v_number = -1;
|
|
7
|
9329 else
|
|
|
9330 #ifdef FEAT_VERTSPLIT
|
|
71
|
9331 rettv->vval.v_number = wp->w_width;
|
|
7
|
9332 #else
|
|
71
|
9333 rettv->vval.v_number = Columns;
|
|
7
|
9334 #endif
|
|
|
9335 }
|
|
|
9336
|
|
|
9337 static win_T *
|
|
|
9338 find_win_by_nr(vp)
|
|
56
|
9339 typeval *vp;
|
|
7
|
9340 {
|
|
|
9341 #ifdef FEAT_WINDOWS
|
|
|
9342 win_T *wp;
|
|
|
9343 #endif
|
|
|
9344 int nr;
|
|
|
9345
|
|
71
|
9346 nr = get_tv_number(vp);
|
|
7
|
9347
|
|
|
9348 #ifdef FEAT_WINDOWS
|
|
|
9349 if (nr == 0)
|
|
|
9350 return curwin;
|
|
|
9351
|
|
|
9352 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
9353 if (--nr <= 0)
|
|
|
9354 break;
|
|
|
9355 return wp;
|
|
|
9356 #else
|
|
|
9357 if (nr == 0 || nr == 1)
|
|
|
9358 return curwin;
|
|
|
9359 return NULL;
|
|
|
9360 #endif
|
|
|
9361 }
|
|
|
9362
|
|
|
9363 /*
|
|
|
9364 * Translate a String variable into a position.
|
|
|
9365 */
|
|
|
9366 static pos_T *
|
|
|
9367 var2fpos(varp, lnum)
|
|
56
|
9368 typeval *varp;
|
|
7
|
9369 int lnum; /* TRUE when $ is last line */
|
|
|
9370 {
|
|
|
9371 char_u *name;
|
|
|
9372 static pos_T pos;
|
|
|
9373 pos_T *pp;
|
|
|
9374
|
|
71
|
9375 name = get_tv_string(varp);
|
|
7
|
9376 if (name[0] == '.') /* cursor */
|
|
|
9377 return &curwin->w_cursor;
|
|
|
9378 if (name[0] == '\'') /* mark */
|
|
|
9379 {
|
|
|
9380 pp = getmark(name[1], FALSE);
|
|
|
9381 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
9382 return NULL;
|
|
|
9383 return pp;
|
|
|
9384 }
|
|
|
9385 if (name[0] == '$') /* last column or line */
|
|
|
9386 {
|
|
|
9387 if (lnum)
|
|
|
9388 {
|
|
|
9389 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
9390 pos.col = 0;
|
|
|
9391 }
|
|
|
9392 else
|
|
|
9393 {
|
|
|
9394 pos.lnum = curwin->w_cursor.lnum;
|
|
|
9395 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
9396 }
|
|
|
9397 return &pos;
|
|
|
9398 }
|
|
|
9399 return NULL;
|
|
|
9400 }
|
|
|
9401
|
|
|
9402 /*
|
|
|
9403 * Get the length of an environment variable name.
|
|
|
9404 * Advance "arg" to the first character after the name.
|
|
|
9405 * Return 0 for error.
|
|
|
9406 */
|
|
|
9407 static int
|
|
|
9408 get_env_len(arg)
|
|
|
9409 char_u **arg;
|
|
|
9410 {
|
|
|
9411 char_u *p;
|
|
|
9412 int len;
|
|
|
9413
|
|
|
9414 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
9415 ;
|
|
|
9416 if (p == *arg) /* no name found */
|
|
|
9417 return 0;
|
|
|
9418
|
|
|
9419 len = (int)(p - *arg);
|
|
|
9420 *arg = p;
|
|
|
9421 return len;
|
|
|
9422 }
|
|
|
9423
|
|
|
9424 /*
|
|
|
9425 * Get the length of the name of a function or internal variable.
|
|
|
9426 * "arg" is advanced to the first non-white character after the name.
|
|
|
9427 * Return 0 if something is wrong.
|
|
|
9428 */
|
|
|
9429 static int
|
|
|
9430 get_id_len(arg)
|
|
|
9431 char_u **arg;
|
|
|
9432 {
|
|
|
9433 char_u *p;
|
|
|
9434 int len;
|
|
|
9435
|
|
|
9436 /* Find the end of the name. */
|
|
|
9437 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
9438 ;
|
|
|
9439 if (p == *arg) /* no name found */
|
|
|
9440 return 0;
|
|
|
9441
|
|
|
9442 len = (int)(p - *arg);
|
|
|
9443 *arg = skipwhite(p);
|
|
|
9444
|
|
|
9445 return len;
|
|
|
9446 }
|
|
|
9447
|
|
|
9448 /*
|
|
|
9449 * Get the length of the name of a function.
|
|
|
9450 * "arg" is advanced to the first non-white character after the name.
|
|
|
9451 * Return 0 if something is wrong.
|
|
|
9452 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
9453 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
9454 */
|
|
|
9455 static int
|
|
|
9456 get_func_len(arg, alias, evaluate)
|
|
|
9457 char_u **arg;
|
|
|
9458 char_u **alias;
|
|
|
9459 int evaluate;
|
|
|
9460 {
|
|
|
9461 int len;
|
|
|
9462 char_u *p;
|
|
|
9463 char_u *expr_start;
|
|
|
9464 char_u *expr_end;
|
|
|
9465
|
|
|
9466 *alias = NULL; /* default to no alias */
|
|
|
9467
|
|
|
9468 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
9469 && (*arg)[2] == (int)KE_SNR)
|
|
|
9470 {
|
|
|
9471 /* hard coded <SNR>, already translated */
|
|
|
9472 *arg += 3;
|
|
|
9473 return get_id_len(arg) + 3;
|
|
|
9474 }
|
|
|
9475 len = eval_fname_script(*arg);
|
|
|
9476 if (len > 0)
|
|
|
9477 {
|
|
|
9478 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
9479 *arg += len;
|
|
|
9480 }
|
|
|
9481
|
|
|
9482 /*
|
|
71
|
9483 * Find the end of the name; check for {} construction.
|
|
7
|
9484 */
|
|
71
|
9485 p = find_name_end(*arg, &expr_start, &expr_end, FALSE);
|
|
7
|
9486 if (expr_start != NULL)
|
|
|
9487 {
|
|
|
9488 char_u *temp_string;
|
|
|
9489
|
|
|
9490 if (!evaluate)
|
|
|
9491 {
|
|
|
9492 len += (int)(p - *arg);
|
|
|
9493 *arg = skipwhite(p);
|
|
|
9494 return len;
|
|
|
9495 }
|
|
|
9496
|
|
|
9497 /*
|
|
|
9498 * Include any <SID> etc in the expanded string:
|
|
|
9499 * Thus the -len here.
|
|
|
9500 */
|
|
|
9501 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
9502 if (temp_string == NULL)
|
|
|
9503 return 0;
|
|
|
9504 *alias = temp_string;
|
|
|
9505 *arg = skipwhite(p);
|
|
|
9506 return (int)STRLEN(temp_string);
|
|
|
9507 }
|
|
|
9508
|
|
|
9509 len += get_id_len(arg);
|
|
|
9510 if (len == 0)
|
|
|
9511 EMSG2(_(e_invexpr2), *arg);
|
|
|
9512
|
|
|
9513 return len;
|
|
|
9514 }
|
|
|
9515
|
|
71
|
9516 /*
|
|
|
9517 * Find the end of a variable or function name, taking care of magic braces.
|
|
|
9518 * If "expr_start" is not NULL then "expr_start" and "expr_end" are set to the
|
|
|
9519 * start and end of the first magic braces item.
|
|
|
9520 * Return a pointer to just after the name. Equal to "arg" if there is no
|
|
|
9521 * valid name.
|
|
|
9522 */
|
|
7
|
9523 static char_u *
|
|
71
|
9524 find_name_end(arg, expr_start, expr_end, incl_br)
|
|
7
|
9525 char_u *arg;
|
|
|
9526 char_u **expr_start;
|
|
|
9527 char_u **expr_end;
|
|
71
|
9528 int incl_br; /* Include [] indexes */
|
|
|
9529 {
|
|
|
9530 int mb_nest = 0;
|
|
|
9531 int br_nest = 0;
|
|
7
|
9532 char_u *p;
|
|
|
9533
|
|
71
|
9534 if (expr_start != NULL)
|
|
|
9535 {
|
|
|
9536 *expr_start = NULL;
|
|
|
9537 *expr_end = NULL;
|
|
|
9538 }
|
|
|
9539
|
|
|
9540 for (p = arg; *p != NUL
|
|
|
9541 && (eval_isnamec(*p)
|
|
|
9542 || (*p == '[' && incl_br)
|
|
|
9543 || mb_nest != 0
|
|
|
9544 || br_nest != 0); ++p)
|
|
|
9545 {
|
|
|
9546 if (mb_nest == 0)
|
|
|
9547 {
|
|
|
9548 if (*p == '[')
|
|
|
9549 ++br_nest;
|
|
|
9550 else if (*p == ']')
|
|
|
9551 --br_nest;
|
|
|
9552 }
|
|
|
9553 if (br_nest == 0)
|
|
|
9554 {
|
|
|
9555 if (*p == '{')
|
|
|
9556 {
|
|
|
9557 mb_nest++;
|
|
|
9558 if (expr_start != NULL && *expr_start == NULL)
|
|
|
9559 *expr_start = p;
|
|
|
9560 }
|
|
|
9561 else if (*p == '}')
|
|
|
9562 {
|
|
|
9563 mb_nest--;
|
|
|
9564 if (expr_start != NULL && mb_nest == 0 && *expr_end == NULL)
|
|
|
9565 *expr_end = p;
|
|
|
9566 }
|
|
|
9567 }
|
|
7
|
9568 }
|
|
|
9569
|
|
|
9570 return p;
|
|
|
9571 }
|
|
|
9572
|
|
|
9573 /*
|
|
|
9574 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
9575 */
|
|
|
9576 static int
|
|
|
9577 eval_isnamec(c)
|
|
|
9578 int c;
|
|
|
9579 {
|
|
71
|
9580 return (ASCII_ISALNUM(c) || c == '_' || c == ':' || c == '{' || c == '}');
|
|
7
|
9581 }
|
|
|
9582
|
|
|
9583 /*
|
|
|
9584 * Find a v: variable.
|
|
|
9585 * Return it's index, or -1 if not found.
|
|
|
9586 */
|
|
|
9587 static int
|
|
|
9588 find_vim_var(name, len)
|
|
|
9589 char_u *name;
|
|
|
9590 int len; /* length of "name" */
|
|
|
9591 {
|
|
|
9592 char_u *vname;
|
|
|
9593 int vlen;
|
|
|
9594 int i;
|
|
|
9595
|
|
|
9596 /*
|
|
|
9597 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
9598 */
|
|
|
9599 if (name[0] == 'v' && name[1] == ':')
|
|
|
9600 {
|
|
|
9601 vname = name + 2;
|
|
|
9602 vlen = len - 2;
|
|
|
9603 }
|
|
|
9604 else
|
|
|
9605 {
|
|
|
9606 vname = name;
|
|
|
9607 vlen = len;
|
|
|
9608 }
|
|
|
9609 for (i = 0; i < VV_LEN; ++i)
|
|
|
9610 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
9611 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
9612 return i;
|
|
|
9613 return -1;
|
|
|
9614 }
|
|
|
9615
|
|
|
9616 /*
|
|
|
9617 * Set number v: variable to "val".
|
|
|
9618 */
|
|
|
9619 void
|
|
|
9620 set_vim_var_nr(idx, val)
|
|
|
9621 int idx;
|
|
|
9622 long val;
|
|
|
9623 {
|
|
|
9624 vimvars[idx].val = (char_u *)val;
|
|
|
9625 }
|
|
|
9626
|
|
|
9627 /*
|
|
|
9628 * Get number v: variable value;
|
|
|
9629 */
|
|
|
9630 long
|
|
|
9631 get_vim_var_nr(idx)
|
|
|
9632 int idx;
|
|
|
9633 {
|
|
|
9634 return (long)vimvars[idx].val;
|
|
|
9635 }
|
|
|
9636
|
|
|
9637 /*
|
|
|
9638 * Set v:count, v:count1 and v:prevcount.
|
|
|
9639 */
|
|
|
9640 void
|
|
|
9641 set_vcount(count, count1)
|
|
|
9642 long count;
|
|
|
9643 long count1;
|
|
|
9644 {
|
|
|
9645 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
9646 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
9647 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
9648 }
|
|
|
9649
|
|
|
9650 /*
|
|
|
9651 * Set string v: variable to a copy of "val".
|
|
|
9652 */
|
|
|
9653 void
|
|
|
9654 set_vim_var_string(idx, val, len)
|
|
|
9655 int idx;
|
|
|
9656 char_u *val;
|
|
|
9657 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
9658 {
|
|
|
9659 vim_free(vimvars[idx].val);
|
|
|
9660 if (val == NULL)
|
|
|
9661 vimvars[idx].val = NULL;
|
|
|
9662 else if (len == -1)
|
|
|
9663 vimvars[idx].val = vim_strsave(val);
|
|
|
9664 else
|
|
|
9665 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
9666 }
|
|
|
9667
|
|
|
9668 /*
|
|
|
9669 * Set v:register if needed.
|
|
|
9670 */
|
|
|
9671 void
|
|
|
9672 set_reg_var(c)
|
|
|
9673 int c;
|
|
|
9674 {
|
|
|
9675 char_u regname;
|
|
|
9676
|
|
|
9677 if (c == 0 || c == ' ')
|
|
|
9678 regname = '"';
|
|
|
9679 else
|
|
|
9680 regname = c;
|
|
|
9681 /* Avoid free/alloc when the value is already right. */
|
|
|
9682 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
9683 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
9684 }
|
|
|
9685
|
|
|
9686 /*
|
|
|
9687 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
9688 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
9689 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
9690 * take care of memory allocations.
|
|
|
9691 */
|
|
|
9692 char_u *
|
|
|
9693 v_exception(oldval)
|
|
|
9694 char_u *oldval;
|
|
|
9695 {
|
|
|
9696 if (oldval == NULL)
|
|
|
9697 return vimvars[VV_EXCEPTION].val;
|
|
|
9698
|
|
|
9699 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
9700 return NULL;
|
|
|
9701 }
|
|
|
9702
|
|
|
9703 /*
|
|
|
9704 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
9705 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
9706 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
9707 * take care of memory allocations.
|
|
|
9708 */
|
|
|
9709 char_u *
|
|
|
9710 v_throwpoint(oldval)
|
|
|
9711 char_u *oldval;
|
|
|
9712 {
|
|
|
9713 if (oldval == NULL)
|
|
|
9714 return vimvars[VV_THROWPOINT].val;
|
|
|
9715
|
|
|
9716 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
9717 return NULL;
|
|
|
9718 }
|
|
|
9719
|
|
|
9720 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
9721 /*
|
|
|
9722 * Set v:cmdarg.
|
|
|
9723 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
9724 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
9725 * Must always be called in pairs!
|
|
|
9726 */
|
|
|
9727 char_u *
|
|
|
9728 set_cmdarg(eap, oldarg)
|
|
|
9729 exarg_T *eap;
|
|
|
9730 char_u *oldarg;
|
|
|
9731 {
|
|
|
9732 char_u *oldval;
|
|
|
9733 char_u *newval;
|
|
|
9734 unsigned len;
|
|
|
9735
|
|
|
9736 oldval = vimvars[VV_CMDARG].val;
|
|
26
|
9737 if (eap == NULL)
|
|
|
9738 {
|
|
|
9739 vim_free(oldval);
|
|
|
9740 vimvars[VV_CMDARG].val = oldarg;
|
|
|
9741 return NULL;
|
|
|
9742 }
|
|
|
9743
|
|
|
9744 if (eap->force_bin == FORCE_BIN)
|
|
|
9745 len = 6;
|
|
|
9746 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
9747 len = 8;
|
|
|
9748 else
|
|
|
9749 len = 0;
|
|
|
9750 if (eap->force_ff != 0)
|
|
|
9751 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
7
|
9752 # ifdef FEAT_MBYTE
|
|
26
|
9753 if (eap->force_enc != 0)
|
|
|
9754 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
7
|
9755 # endif
|
|
|
9756
|
|
26
|
9757 newval = alloc(len + 1);
|
|
|
9758 if (newval == NULL)
|
|
|
9759 return NULL;
|
|
|
9760
|
|
|
9761 if (eap->force_bin == FORCE_BIN)
|
|
|
9762 sprintf((char *)newval, " ++bin");
|
|
|
9763 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
9764 sprintf((char *)newval, " ++nobin");
|
|
|
9765 else
|
|
|
9766 *newval = NUL;
|
|
|
9767 if (eap->force_ff != 0)
|
|
|
9768 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
9769 eap->cmd + eap->force_ff);
|
|
7
|
9770 # ifdef FEAT_MBYTE
|
|
26
|
9771 if (eap->force_enc != 0)
|
|
|
9772 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
9773 eap->cmd + eap->force_enc);
|
|
7
|
9774 # endif
|
|
26
|
9775 vimvars[VV_CMDARG].val = newval;
|
|
|
9776 return oldval;
|
|
7
|
9777 }
|
|
|
9778 #endif
|
|
|
9779
|
|
|
9780 /*
|
|
|
9781 * Get the value of internal variable "name".
|
|
|
9782 * Return OK or FAIL.
|
|
|
9783 */
|
|
|
9784 static int
|
|
71
|
9785 get_var_tv(name, len, rettv)
|
|
7
|
9786 char_u *name;
|
|
|
9787 int len; /* length of "name" */
|
|
71
|
9788 typeval *rettv; /* NULL when only checking existence */
|
|
7
|
9789 {
|
|
|
9790 int ret = OK;
|
|
56
|
9791 typeval tv;
|
|
7
|
9792 VAR v;
|
|
|
9793 int cc;
|
|
|
9794 int i;
|
|
|
9795
|
|
56
|
9796 tv.v_type = VAR_UNKNOWN;
|
|
|
9797
|
|
7
|
9798 /* truncate the name, so that we can use strcmp() */
|
|
|
9799 cc = name[len];
|
|
|
9800 name[len] = NUL;
|
|
|
9801
|
|
|
9802 /*
|
|
|
9803 * Check for "b:changedtick".
|
|
|
9804 */
|
|
|
9805 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
9806 {
|
|
56
|
9807 tv.v_type = VAR_NUMBER;
|
|
|
9808 tv.vval.v_number = curbuf->b_changedtick;
|
|
7
|
9809 }
|
|
|
9810
|
|
|
9811 /*
|
|
|
9812 * Check for built-in v: variables.
|
|
|
9813 */
|
|
|
9814 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
9815 {
|
|
56
|
9816 tv.v_type = vimvars[i].type;
|
|
|
9817 if (tv.v_type == VAR_NUMBER)
|
|
|
9818 tv.vval.v_number = (long)vimvars[i].val;
|
|
|
9819 else
|
|
|
9820 tv.vval.v_string = vimvars[i].val;
|
|
7
|
9821 }
|
|
|
9822
|
|
|
9823 /*
|
|
|
9824 * Check for user-defined variables.
|
|
|
9825 */
|
|
|
9826 else
|
|
|
9827 {
|
|
|
9828 v = find_var(name, FALSE);
|
|
|
9829 if (v != NULL)
|
|
56
|
9830 tv = v->tv;
|
|
|
9831 }
|
|
|
9832
|
|
|
9833 if (tv.v_type == VAR_UNKNOWN)
|
|
7
|
9834 {
|
|
71
|
9835 if (rettv != NULL)
|
|
|
9836 EMSG2(_(e_undefvar), name);
|
|
7
|
9837 ret = FAIL;
|
|
|
9838 }
|
|
71
|
9839 else if (rettv != NULL)
|
|
|
9840 copy_tv(&tv, rettv);
|
|
7
|
9841
|
|
|
9842 name[len] = cc;
|
|
|
9843
|
|
|
9844 return ret;
|
|
|
9845 }
|
|
|
9846
|
|
|
9847 /*
|
|
56
|
9848 * Allocate memory for a variable type-value, and make it emtpy (0 or NULL
|
|
|
9849 * value).
|
|
|
9850 */
|
|
|
9851 static typeval *
|
|
71
|
9852 alloc_tv()
|
|
56
|
9853 {
|
|
|
9854 return (typeval *)alloc_clear((unsigned)sizeof(typeval));
|
|
|
9855 }
|
|
|
9856
|
|
|
9857 /*
|
|
|
9858 * Allocate memory for a variable type-value, and assign a string to it.
|
|
7
|
9859 * The string "s" must have been allocated, it is consumed.
|
|
|
9860 * Return NULL for out of memory, the variable otherwise.
|
|
|
9861 */
|
|
56
|
9862 static typeval *
|
|
71
|
9863 alloc_string_tv(s)
|
|
7
|
9864 char_u *s;
|
|
|
9865 {
|
|
71
|
9866 typeval *rettv;
|
|
|
9867
|
|
|
9868 rettv = alloc_tv();
|
|
|
9869 if (rettv != NULL)
|
|
|
9870 {
|
|
|
9871 rettv->v_type = VAR_STRING;
|
|
|
9872 rettv->vval.v_string = s;
|
|
7
|
9873 }
|
|
|
9874 else
|
|
|
9875 vim_free(s);
|
|
71
|
9876 return rettv;
|
|
7
|
9877 }
|
|
|
9878
|
|
|
9879 /*
|
|
56
|
9880 * Free the memory for a variable type-value.
|
|
|
9881 */
|
|
|
9882 static void
|
|
71
|
9883 free_tv(varp)
|
|
56
|
9884 typeval *varp;
|
|
7
|
9885 {
|
|
|
9886 if (varp != NULL)
|
|
|
9887 {
|
|
56
|
9888 switch (varp->v_type)
|
|
|
9889 {
|
|
|
9890 case VAR_STRING:
|
|
|
9891 case VAR_FUNC:
|
|
|
9892 vim_free(varp->vval.v_string);
|
|
|
9893 break;
|
|
|
9894 case VAR_LIST:
|
|
|
9895 list_unref(varp->vval.v_list);
|
|
|
9896 break;
|
|
|
9897 default:
|
|
|
9898 break;
|
|
|
9899 }
|
|
7
|
9900 vim_free(varp);
|
|
|
9901 }
|
|
|
9902 }
|
|
|
9903
|
|
|
9904 /*
|
|
|
9905 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
9906 */
|
|
|
9907 static void
|
|
71
|
9908 clear_tv(varp)
|
|
56
|
9909 typeval *varp;
|
|
7
|
9910 {
|
|
|
9911 if (varp != NULL)
|
|
|
9912 {
|
|
56
|
9913 switch (varp->v_type)
|
|
|
9914 {
|
|
|
9915 case VAR_STRING:
|
|
|
9916 case VAR_FUNC:
|
|
|
9917 vim_free(varp->vval.v_string);
|
|
|
9918 varp->vval.v_string = NULL;
|
|
|
9919 break;
|
|
|
9920 case VAR_LIST:
|
|
|
9921 list_unref(varp->vval.v_list);
|
|
|
9922 break;
|
|
71
|
9923 case VAR_NUMBER:
|
|
56
|
9924 varp->vval.v_number = 0;
|
|
|
9925 break;
|
|
71
|
9926 case VAR_UNKNOWN:
|
|
|
9927 break;
|
|
|
9928 default:
|
|
|
9929 EMSG2(_(e_intern2), "clear_tv()");
|
|
|
9930 }
|
|
|
9931 }
|
|
|
9932 }
|
|
|
9933
|
|
|
9934 /*
|
|
|
9935 * Set the value of a variable to NULL without freeing items.
|
|
|
9936 */
|
|
|
9937 static void
|
|
|
9938 init_tv(varp)
|
|
|
9939 typeval *varp;
|
|
|
9940 {
|
|
|
9941 if (varp != NULL)
|
|
|
9942 vim_memset(varp, 0, sizeof(typeval));
|
|
7
|
9943 }
|
|
|
9944
|
|
|
9945 /*
|
|
|
9946 * Get the number value of a variable.
|
|
|
9947 * If it is a String variable, uses vim_str2nr().
|
|
|
9948 */
|
|
|
9949 static long
|
|
71
|
9950 get_tv_number(varp)
|
|
56
|
9951 typeval *varp;
|
|
|
9952 {
|
|
|
9953 long n = 0L;
|
|
|
9954
|
|
|
9955 switch (varp->v_type)
|
|
|
9956 {
|
|
|
9957 case VAR_NUMBER:
|
|
|
9958 n = (long)(varp->vval.v_number);
|
|
|
9959 break;
|
|
|
9960 case VAR_FUNC:
|
|
|
9961 EMSG(_("E999: Using function reference as a number"));
|
|
|
9962 break;
|
|
|
9963 case VAR_STRING:
|
|
|
9964 if (varp->vval.v_string != NULL)
|
|
|
9965 vim_str2nr(varp->vval.v_string, NULL, NULL,
|
|
|
9966 TRUE, TRUE, &n, NULL);
|
|
|
9967 break;
|
|
|
9968 default:
|
|
|
9969 break;
|
|
|
9970 }
|
|
|
9971 return n;
|
|
7
|
9972 }
|
|
|
9973
|
|
|
9974 /*
|
|
|
9975 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
9976 */
|
|
|
9977 static linenr_T
|
|
71
|
9978 get_tv_lnum(argvars)
|
|
|
9979 typeval *argvars;
|
|
|
9980 {
|
|
|
9981 typeval rettv;
|
|
7
|
9982 linenr_T lnum;
|
|
|
9983
|
|
71
|
9984 lnum = get_tv_number(&argvars[0]);
|
|
7
|
9985 if (lnum == 0) /* no valid number, try using line() */
|
|
|
9986 {
|
|
71
|
9987 rettv.v_type = VAR_NUMBER;
|
|
|
9988 f_line(argvars, &rettv);
|
|
|
9989 lnum = rettv.vval.v_number;
|
|
|
9990 clear_tv(&rettv);
|
|
7
|
9991 }
|
|
|
9992 return lnum;
|
|
|
9993 }
|
|
|
9994
|
|
|
9995 /*
|
|
|
9996 * Get the string value of a variable.
|
|
|
9997 * If it is a Number variable, the number is converted into a string.
|
|
|
9998 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
9999 * get_var_string_buf() uses a given buffer.
|
|
|
10000 * If the String variable has never been set, return an empty string.
|
|
|
10001 * Never returns NULL;
|
|
|
10002 */
|
|
|
10003 static char_u *
|
|
71
|
10004 get_tv_string(varp)
|
|
56
|
10005 typeval *varp;
|
|
7
|
10006 {
|
|
|
10007 static char_u mybuf[NUMBUFLEN];
|
|
|
10008
|
|
71
|
10009 return get_tv_string_buf(varp, mybuf);
|
|
7
|
10010 }
|
|
|
10011
|
|
|
10012 static char_u *
|
|
71
|
10013 get_tv_string_buf(varp, buf)
|
|
56
|
10014 typeval *varp;
|
|
|
10015 char_u *buf;
|
|
|
10016 {
|
|
|
10017 switch (varp->v_type)
|
|
|
10018 {
|
|
|
10019 case VAR_NUMBER:
|
|
|
10020 sprintf((char *)buf, "%ld", (long)varp->vval.v_number);
|
|
|
10021 return buf;
|
|
|
10022 case VAR_FUNC:
|
|
|
10023 EMSG(_("E99: using Funcref as a String"));
|
|
|
10024 break;
|
|
|
10025 case VAR_LIST:
|
|
|
10026 EMSG(_("E99: using List as a String"));
|
|
|
10027 break;
|
|
|
10028 case VAR_STRING:
|
|
|
10029 if (varp->vval.v_string != NULL)
|
|
|
10030 return varp->vval.v_string;
|
|
|
10031 break;
|
|
|
10032 default:
|
|
71
|
10033 EMSG2(_(e_intern2), "get_tv_string_buf()");
|
|
56
|
10034 break;
|
|
|
10035 }
|
|
|
10036 return (char_u *)"";
|
|
7
|
10037 }
|
|
|
10038
|
|
|
10039 /*
|
|
|
10040 * Find variable "name" in the list of variables.
|
|
|
10041 * Return a pointer to it if found, NULL if not found.
|
|
56
|
10042 * Careful: "a:0" variables don't have a name.
|
|
7
|
10043 */
|
|
|
10044 static VAR
|
|
|
10045 find_var(name, writing)
|
|
|
10046 char_u *name;
|
|
|
10047 int writing;
|
|
|
10048 {
|
|
|
10049 int i;
|
|
|
10050 char_u *varname;
|
|
|
10051 garray_T *gap;
|
|
|
10052
|
|
|
10053 if (name[0] == 'a' && name[1] == ':')
|
|
|
10054 {
|
|
56
|
10055 /* Function arguments "a:".
|
|
|
10056 * NOTE: We use a typecast, because function arguments don't have a
|
|
|
10057 * name. The caller must not try to access the name! */
|
|
7
|
10058 if (writing)
|
|
|
10059 {
|
|
|
10060 EMSG2(_(e_readonlyvar), name);
|
|
|
10061 return NULL;
|
|
|
10062 }
|
|
|
10063 name += 2;
|
|
|
10064 if (current_funccal == NULL)
|
|
|
10065 return NULL;
|
|
|
10066 if (VIM_ISDIGIT(*name))
|
|
|
10067 {
|
|
|
10068 i = atol((char *)name);
|
|
|
10069 if (i == 0) /* a:0 */
|
|
|
10070 return ¤t_funccal->a0_var;
|
|
|
10071 i += current_funccal->func->args.ga_len;
|
|
|
10072 if (i > current_funccal->argcount) /* a:999 */
|
|
|
10073 return NULL;
|
|
56
|
10074 return (VAR)&(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
7
|
10075 }
|
|
|
10076 if (STRCMP(name, "firstline") == 0)
|
|
|
10077 return &(current_funccal->firstline);
|
|
|
10078 if (STRCMP(name, "lastline") == 0)
|
|
|
10079 return &(current_funccal->lastline);
|
|
|
10080 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
10081 if (STRCMP(name, ((char_u **)
|
|
|
10082 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
56
|
10083 return (VAR)&(current_funccal->argvars[i]); /* a:name */
|
|
7
|
10084 return NULL;
|
|
|
10085 }
|
|
|
10086
|
|
|
10087 gap = find_var_ga(name, &varname);
|
|
|
10088 if (gap == NULL)
|
|
|
10089 return NULL;
|
|
|
10090 return find_var_in_ga(gap, varname);
|
|
|
10091 }
|
|
|
10092
|
|
|
10093 static VAR
|
|
|
10094 find_var_in_ga(gap, varname)
|
|
|
10095 garray_T *gap;
|
|
|
10096 char_u *varname;
|
|
|
10097 {
|
|
|
10098 int i;
|
|
|
10099
|
|
|
10100 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
10101 if (VAR_GAP_ENTRY(i, gap).v_name != NULL
|
|
|
10102 && STRCMP(VAR_GAP_ENTRY(i, gap).v_name, varname) == 0)
|
|
7
|
10103 break;
|
|
|
10104 if (i < 0)
|
|
|
10105 return NULL;
|
|
|
10106 return &VAR_GAP_ENTRY(i, gap);
|
|
|
10107 }
|
|
|
10108
|
|
|
10109 /*
|
|
|
10110 * Find the growarray and start of name without ':' for a variable name.
|
|
|
10111 */
|
|
|
10112 static garray_T *
|
|
|
10113 find_var_ga(name, varname)
|
|
|
10114 char_u *name;
|
|
|
10115 char_u **varname;
|
|
|
10116 {
|
|
|
10117 if (name[1] != ':')
|
|
|
10118 {
|
|
|
10119 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
10120 if (vim_strchr(name, ':') != NULL)
|
|
|
10121 return NULL;
|
|
|
10122 *varname = name;
|
|
|
10123 if (current_funccal == NULL)
|
|
|
10124 return &variables; /* global variable */
|
|
|
10125 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
10126 }
|
|
|
10127 *varname = name + 2;
|
|
|
10128 if (*name == 'b') /* buffer variable */
|
|
|
10129 return &curbuf->b_vars;
|
|
|
10130 if (*name == 'w') /* window variable */
|
|
|
10131 return &curwin->w_vars;
|
|
|
10132 if (*name == 'g') /* global variable */
|
|
|
10133 return &variables;
|
|
|
10134 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
10135 return ¤t_funccal->l_vars;
|
|
|
10136 if (*name == 's' /* script variable */
|
|
|
10137 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
10138 return &SCRIPT_VARS(current_SID);
|
|
|
10139 return NULL;
|
|
|
10140 }
|
|
|
10141
|
|
|
10142 /*
|
|
|
10143 * Get the string value of a (global/local) variable.
|
|
|
10144 * Returns NULL when it doesn't exist.
|
|
|
10145 */
|
|
|
10146 char_u *
|
|
|
10147 get_var_value(name)
|
|
|
10148 char_u *name;
|
|
|
10149 {
|
|
|
10150 VAR v;
|
|
|
10151
|
|
|
10152 v = find_var(name, FALSE);
|
|
|
10153 if (v == NULL)
|
|
|
10154 return NULL;
|
|
|
10155 return get_var_string(v);
|
|
|
10156 }
|
|
|
10157
|
|
|
10158 /*
|
|
|
10159 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
10160 * sourcing this script and when executing functions defined in the script.
|
|
|
10161 */
|
|
|
10162 void
|
|
|
10163 new_script_vars(id)
|
|
|
10164 scid_T id;
|
|
|
10165 {
|
|
|
10166 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
10167 {
|
|
|
10168 while (ga_scripts.ga_len < id)
|
|
|
10169 {
|
|
56
|
10170 vars_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
7
|
10171 ++ga_scripts.ga_len;
|
|
|
10172 }
|
|
|
10173 }
|
|
|
10174 }
|
|
|
10175
|
|
|
10176 /*
|
|
|
10177 * Initialize internal variables for use.
|
|
|
10178 */
|
|
|
10179 void
|
|
56
|
10180 vars_init(gap)
|
|
7
|
10181 garray_T *gap;
|
|
|
10182 {
|
|
|
10183 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
10184 }
|
|
|
10185
|
|
|
10186 /*
|
|
|
10187 * Clean up a list of internal variables.
|
|
|
10188 */
|
|
|
10189 void
|
|
56
|
10190 vars_clear(gap)
|
|
7
|
10191 garray_T *gap;
|
|
|
10192 {
|
|
|
10193 int i;
|
|
|
10194
|
|
|
10195 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
10196 clear_var(&VAR_GAP_ENTRY(i, gap));
|
|
7
|
10197 ga_clear(gap);
|
|
|
10198 }
|
|
|
10199
|
|
|
10200 static void
|
|
56
|
10201 clear_var(v)
|
|
7
|
10202 VAR v;
|
|
|
10203 {
|
|
56
|
10204 vim_free(v->v_name);
|
|
|
10205 v->v_name = NULL;
|
|
71
|
10206 clear_tv(&v->tv);
|
|
7
|
10207 }
|
|
|
10208
|
|
|
10209 /*
|
|
|
10210 * List the value of one internal variable.
|
|
|
10211 */
|
|
|
10212 static void
|
|
|
10213 list_one_var(v, prefix)
|
|
|
10214 VAR v;
|
|
|
10215 char_u *prefix;
|
|
|
10216 {
|
|
56
|
10217 char_u *tofree;
|
|
|
10218 char_u *s;
|
|
|
10219
|
|
|
10220 s = tv2string(&v->tv, &tofree);
|
|
|
10221 list_one_var_a(prefix, v->v_name, v->tv.v_type,
|
|
|
10222 s == NULL ? (char_u *)"" : s);
|
|
|
10223 vim_free(tofree);
|
|
7
|
10224 }
|
|
|
10225
|
|
|
10226 /*
|
|
|
10227 * List the value of one "v:" variable.
|
|
|
10228 */
|
|
|
10229 static void
|
|
|
10230 list_vim_var(i)
|
|
|
10231 int i; /* index in vimvars[] */
|
|
|
10232 {
|
|
|
10233 char_u *p;
|
|
|
10234 char_u numbuf[NUMBUFLEN];
|
|
|
10235
|
|
|
10236 if (vimvars[i].type == VAR_NUMBER)
|
|
|
10237 {
|
|
|
10238 p = numbuf;
|
|
|
10239 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
10240 }
|
|
|
10241 else if (vimvars[i].val == NULL)
|
|
|
10242 p = (char_u *)"";
|
|
|
10243 else
|
|
|
10244 p = vimvars[i].val;
|
|
|
10245 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
10246 vimvars[i].type, p);
|
|
|
10247 }
|
|
|
10248
|
|
|
10249 static void
|
|
|
10250 list_one_var_a(prefix, name, type, string)
|
|
|
10251 char_u *prefix;
|
|
|
10252 char_u *name;
|
|
|
10253 int type;
|
|
|
10254 char_u *string;
|
|
|
10255 {
|
|
|
10256 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
10257 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
10258 msg_puts(name);
|
|
|
10259 msg_putchar(' ');
|
|
|
10260 msg_advance(22);
|
|
|
10261 if (type == VAR_NUMBER)
|
|
|
10262 msg_putchar('#');
|
|
56
|
10263 else if (type == VAR_FUNC)
|
|
|
10264 msg_putchar('*');
|
|
|
10265 else if (type == VAR_LIST)
|
|
|
10266 {
|
|
|
10267 msg_putchar('[');
|
|
|
10268 if (*string == '[')
|
|
|
10269 ++string;
|
|
|
10270 }
|
|
7
|
10271 else
|
|
|
10272 msg_putchar(' ');
|
|
56
|
10273
|
|
7
|
10274 msg_outtrans(string);
|
|
56
|
10275
|
|
|
10276 if (type == VAR_FUNC)
|
|
|
10277 msg_puts((char_u *)"()");
|
|
7
|
10278 }
|
|
|
10279
|
|
|
10280 /*
|
|
71
|
10281 * Set variable "name" to value in "tv".
|
|
7
|
10282 * If the variable already exists, the value is updated.
|
|
|
10283 * Otherwise the variable is created.
|
|
|
10284 */
|
|
|
10285 static void
|
|
71
|
10286 set_var(name, tv, copy)
|
|
7
|
10287 char_u *name;
|
|
71
|
10288 typeval *tv;
|
|
|
10289 int copy; /* make copy of value in "tv" */
|
|
7
|
10290 {
|
|
|
10291 int i;
|
|
|
10292 VAR v;
|
|
|
10293 char_u *varname;
|
|
|
10294 garray_T *gap;
|
|
|
10295
|
|
|
10296 /*
|
|
|
10297 * Handle setting internal v: variables.
|
|
|
10298 */
|
|
|
10299 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
10300 if (i >= 0)
|
|
|
10301 {
|
|
|
10302 if (vimvars[i].flags & VV_RO)
|
|
|
10303 EMSG2(_(e_readonlyvar), name);
|
|
29
|
10304 else if ((vimvars[i].flags & VV_RO_SBX) && sandbox)
|
|
|
10305 EMSG2(_(e_readonlysbx), name);
|
|
7
|
10306 else
|
|
|
10307 {
|
|
|
10308 if (vimvars[i].type == VAR_STRING)
|
|
|
10309 {
|
|
|
10310 vim_free(vimvars[i].val);
|
|
71
|
10311 if (copy || tv->v_type != VAR_STRING)
|
|
|
10312 vimvars[i].val = vim_strsave(get_tv_string(tv));
|
|
51
|
10313 else
|
|
|
10314 {
|
|
|
10315 /* Take over the string to avoid an extra alloc/free. */
|
|
71
|
10316 vimvars[i].val = tv->vval.v_string;
|
|
|
10317 tv->vval.v_string = NULL;
|
|
51
|
10318 }
|
|
7
|
10319 }
|
|
|
10320 else
|
|
71
|
10321 vimvars[i].val = (char_u *)get_tv_number(tv);
|
|
7
|
10322 }
|
|
|
10323 return;
|
|
|
10324 }
|
|
|
10325
|
|
71
|
10326 if (tv->v_type == VAR_FUNC)
|
|
56
|
10327 {
|
|
|
10328 if (!(vim_strchr((char_u *)"wbs", name[0]) != NULL && name[1] == ':')
|
|
|
10329 && !ASCII_ISUPPER((name[0] != NUL && name[1] == ':')
|
|
|
10330 ? name[2] : name[0]))
|
|
|
10331 {
|
|
|
10332 EMSG2(_("E999: Funcref variable name must start with a capital: %s"), name);
|
|
|
10333 return;
|
|
|
10334 }
|
|
|
10335 if (function_exists(name))
|
|
|
10336 {
|
|
|
10337 EMSG2(_("E999: Variable name conflicts with existing function: %s"), name);
|
|
|
10338 return;
|
|
|
10339 }
|
|
|
10340 }
|
|
|
10341
|
|
7
|
10342 v = find_var(name, TRUE);
|
|
|
10343 if (v != NULL) /* existing variable, only need to free string */
|
|
|
10344 {
|
|
71
|
10345 if (v->tv.v_type != tv->v_type
|
|
56
|
10346 && !((v->tv.v_type == VAR_STRING
|
|
|
10347 || v->tv.v_type == VAR_NUMBER)
|
|
71
|
10348 && (tv->v_type == VAR_STRING
|
|
|
10349 || tv->v_type == VAR_NUMBER)))
|
|
56
|
10350 {
|
|
|
10351 EMSG2(_("E999: Variable type mismatch for: %s"), name);
|
|
|
10352 return;
|
|
|
10353 }
|
|
71
|
10354 clear_tv(&v->tv);
|
|
7
|
10355 }
|
|
|
10356 else /* add a new variable */
|
|
|
10357 {
|
|
|
10358 gap = find_var_ga(name, &varname);
|
|
|
10359 if (gap == NULL) /* illegal name */
|
|
|
10360 {
|
|
|
10361 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
10362 return;
|
|
|
10363 }
|
|
|
10364
|
|
|
10365 /* Try to use an empty entry */
|
|
|
10366 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
10367 if (VAR_GAP_ENTRY(i, gap).v_name == NULL)
|
|
7
|
10368 break;
|
|
|
10369 if (i < 0) /* need to allocate more room */
|
|
|
10370 {
|
|
|
10371 if (ga_grow(gap, 1) == FAIL)
|
|
|
10372 return;
|
|
|
10373 i = gap->ga_len;
|
|
|
10374 }
|
|
|
10375 v = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
10376 if ((v->v_name = vim_strsave(varname)) == NULL)
|
|
7
|
10377 return;
|
|
|
10378 if (i == gap->ga_len)
|
|
|
10379 ++gap->ga_len;
|
|
|
10380 }
|
|
71
|
10381 if (copy || tv->v_type == VAR_NUMBER)
|
|
|
10382 copy_tv(tv, &v->tv);
|
|
|
10383 else
|
|
|
10384 {
|
|
|
10385 v->tv = *tv;
|
|
|
10386 init_tv(tv);
|
|
56
|
10387 }
|
|
|
10388 }
|
|
|
10389
|
|
|
10390 /*
|
|
|
10391 * Copy the values from typeval "from" to typeval "to".
|
|
|
10392 * When needed allocates string or increases reference count.
|
|
|
10393 * Does not make a copy of a list!
|
|
|
10394 */
|
|
|
10395 static void
|
|
71
|
10396 copy_tv(from, to)
|
|
56
|
10397 typeval *from;
|
|
|
10398 typeval *to;
|
|
|
10399 {
|
|
|
10400 to->v_type = from->v_type;
|
|
|
10401 switch (from->v_type)
|
|
|
10402 {
|
|
|
10403 case VAR_NUMBER:
|
|
|
10404 to->vval.v_number = from->vval.v_number;
|
|
|
10405 break;
|
|
|
10406 case VAR_STRING:
|
|
|
10407 case VAR_FUNC:
|
|
|
10408 if (from->vval.v_string == NULL)
|
|
|
10409 to->vval.v_string = NULL;
|
|
|
10410 else
|
|
|
10411 to->vval.v_string = vim_strsave(from->vval.v_string);
|
|
|
10412 break;
|
|
|
10413 case VAR_LIST:
|
|
|
10414 if (from->vval.v_list == NULL)
|
|
|
10415 to->vval.v_list = NULL;
|
|
|
10416 else
|
|
|
10417 {
|
|
|
10418 to->vval.v_list = from->vval.v_list;
|
|
|
10419 ++to->vval.v_list->lv_refcount;
|
|
|
10420 }
|
|
|
10421 break;
|
|
|
10422 default:
|
|
71
|
10423 EMSG2(_(e_intern2), "copy_tv()");
|
|
56
|
10424 break;
|
|
|
10425 }
|
|
7
|
10426 }
|
|
|
10427
|
|
|
10428 /*
|
|
|
10429 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
10430 * newline at the end.
|
|
|
10431 * ":echon expr1 ..." print each argument plain.
|
|
|
10432 */
|
|
|
10433 void
|
|
|
10434 ex_echo(eap)
|
|
|
10435 exarg_T *eap;
|
|
|
10436 {
|
|
|
10437 char_u *arg = eap->arg;
|
|
71
|
10438 typeval rettv;
|
|
56
|
10439 char_u *tofree;
|
|
7
|
10440 char_u *p;
|
|
|
10441 int needclr = TRUE;
|
|
|
10442 int atstart = TRUE;
|
|
|
10443
|
|
|
10444 if (eap->skip)
|
|
|
10445 ++emsg_skip;
|
|
|
10446 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
10447 {
|
|
|
10448 p = arg;
|
|
71
|
10449 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
10450 {
|
|
|
10451 /*
|
|
|
10452 * Report the invalid expression unless the expression evaluation
|
|
|
10453 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
10454 * exception.
|
|
|
10455 */
|
|
|
10456 if (!aborting())
|
|
|
10457 EMSG2(_(e_invexpr2), p);
|
|
|
10458 break;
|
|
|
10459 }
|
|
|
10460 if (!eap->skip)
|
|
|
10461 {
|
|
|
10462 if (atstart)
|
|
|
10463 {
|
|
|
10464 atstart = FALSE;
|
|
|
10465 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
10466 * may cause a message to appear. */
|
|
|
10467 if (eap->cmdidx == CMD_echo)
|
|
|
10468 msg_start();
|
|
|
10469 }
|
|
|
10470 else if (eap->cmdidx == CMD_echo)
|
|
|
10471 msg_puts_attr((char_u *)" ", echo_attr);
|
|
71
|
10472 for (p = tv2string(&rettv, &tofree); *p != NUL && !got_int; ++p)
|
|
7
|
10473 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
10474 {
|
|
|
10475 if (*p != TAB && needclr)
|
|
|
10476 {
|
|
|
10477 /* remove any text still there from the command */
|
|
|
10478 msg_clr_eos();
|
|
|
10479 needclr = FALSE;
|
|
|
10480 }
|
|
|
10481 msg_putchar_attr(*p, echo_attr);
|
|
|
10482 }
|
|
|
10483 else
|
|
|
10484 {
|
|
|
10485 #ifdef FEAT_MBYTE
|
|
|
10486 if (has_mbyte)
|
|
|
10487 {
|
|
|
10488 int i = (*mb_ptr2len_check)(p);
|
|
|
10489
|
|
|
10490 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
10491 p += i - 1;
|
|
|
10492 }
|
|
|
10493 else
|
|
|
10494 #endif
|
|
|
10495 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
10496 }
|
|
56
|
10497 vim_free(tofree);
|
|
|
10498 }
|
|
71
|
10499 clear_tv(&rettv);
|
|
7
|
10500 arg = skipwhite(arg);
|
|
|
10501 }
|
|
|
10502 eap->nextcmd = check_nextcmd(arg);
|
|
|
10503
|
|
|
10504 if (eap->skip)
|
|
|
10505 --emsg_skip;
|
|
|
10506 else
|
|
|
10507 {
|
|
|
10508 /* remove text that may still be there from the command */
|
|
|
10509 if (needclr)
|
|
|
10510 msg_clr_eos();
|
|
|
10511 if (eap->cmdidx == CMD_echo)
|
|
|
10512 msg_end();
|
|
|
10513 }
|
|
|
10514 }
|
|
|
10515
|
|
|
10516 /*
|
|
|
10517 * ":echohl {name}".
|
|
|
10518 */
|
|
|
10519 void
|
|
|
10520 ex_echohl(eap)
|
|
|
10521 exarg_T *eap;
|
|
|
10522 {
|
|
|
10523 int id;
|
|
|
10524
|
|
|
10525 id = syn_name2id(eap->arg);
|
|
|
10526 if (id == 0)
|
|
|
10527 echo_attr = 0;
|
|
|
10528 else
|
|
|
10529 echo_attr = syn_id2attr(id);
|
|
|
10530 }
|
|
|
10531
|
|
|
10532 /*
|
|
|
10533 * ":execute expr1 ..." execute the result of an expression.
|
|
|
10534 * ":echomsg expr1 ..." Print a message
|
|
|
10535 * ":echoerr expr1 ..." Print an error
|
|
|
10536 * Each gets spaces around each argument and a newline at the end for
|
|
|
10537 * echo commands
|
|
|
10538 */
|
|
|
10539 void
|
|
|
10540 ex_execute(eap)
|
|
|
10541 exarg_T *eap;
|
|
|
10542 {
|
|
|
10543 char_u *arg = eap->arg;
|
|
71
|
10544 typeval rettv;
|
|
7
|
10545 int ret = OK;
|
|
|
10546 char_u *p;
|
|
|
10547 garray_T ga;
|
|
|
10548 int len;
|
|
|
10549 int save_did_emsg;
|
|
|
10550
|
|
|
10551 ga_init2(&ga, 1, 80);
|
|
|
10552
|
|
|
10553 if (eap->skip)
|
|
|
10554 ++emsg_skip;
|
|
|
10555 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
10556 {
|
|
|
10557 p = arg;
|
|
71
|
10558 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
10559 {
|
|
|
10560 /*
|
|
|
10561 * Report the invalid expression unless the expression evaluation
|
|
|
10562 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
10563 * exception.
|
|
|
10564 */
|
|
|
10565 if (!aborting())
|
|
|
10566 EMSG2(_(e_invexpr2), p);
|
|
|
10567 ret = FAIL;
|
|
|
10568 break;
|
|
|
10569 }
|
|
|
10570
|
|
|
10571 if (!eap->skip)
|
|
|
10572 {
|
|
71
|
10573 p = get_tv_string(&rettv);
|
|
7
|
10574 len = (int)STRLEN(p);
|
|
|
10575 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
10576 {
|
|
71
|
10577 clear_tv(&rettv);
|
|
7
|
10578 ret = FAIL;
|
|
|
10579 break;
|
|
|
10580 }
|
|
|
10581 if (ga.ga_len)
|
|
|
10582 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
10583 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
10584 ga.ga_len += len;
|
|
|
10585 }
|
|
|
10586
|
|
71
|
10587 clear_tv(&rettv);
|
|
7
|
10588 arg = skipwhite(arg);
|
|
|
10589 }
|
|
|
10590
|
|
|
10591 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
10592 {
|
|
|
10593 if (eap->cmdidx == CMD_echomsg)
|
|
|
10594 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
10595 else if (eap->cmdidx == CMD_echoerr)
|
|
|
10596 {
|
|
|
10597 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
10598 save_did_emsg = did_emsg;
|
|
|
10599 EMSG((char_u *)ga.ga_data);
|
|
|
10600 if (!force_abort)
|
|
|
10601 did_emsg = save_did_emsg;
|
|
|
10602 }
|
|
|
10603 else if (eap->cmdidx == CMD_execute)
|
|
|
10604 do_cmdline((char_u *)ga.ga_data,
|
|
|
10605 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
10606 }
|
|
|
10607
|
|
|
10608 ga_clear(&ga);
|
|
|
10609
|
|
|
10610 if (eap->skip)
|
|
|
10611 --emsg_skip;
|
|
|
10612
|
|
|
10613 eap->nextcmd = check_nextcmd(arg);
|
|
|
10614 }
|
|
|
10615
|
|
|
10616 /*
|
|
|
10617 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
10618 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
10619 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
10620 * after the option name.
|
|
|
10621 */
|
|
|
10622 static char_u *
|
|
|
10623 find_option_end(arg, opt_flags)
|
|
|
10624 char_u **arg;
|
|
|
10625 int *opt_flags;
|
|
|
10626 {
|
|
|
10627 char_u *p = *arg;
|
|
|
10628
|
|
|
10629 ++p;
|
|
|
10630 if (*p == 'g' && p[1] == ':')
|
|
|
10631 {
|
|
|
10632 *opt_flags = OPT_GLOBAL;
|
|
|
10633 p += 2;
|
|
|
10634 }
|
|
|
10635 else if (*p == 'l' && p[1] == ':')
|
|
|
10636 {
|
|
|
10637 *opt_flags = OPT_LOCAL;
|
|
|
10638 p += 2;
|
|
|
10639 }
|
|
|
10640 else
|
|
|
10641 *opt_flags = 0;
|
|
|
10642
|
|
|
10643 if (!ASCII_ISALPHA(*p))
|
|
|
10644 return NULL;
|
|
|
10645 *arg = p;
|
|
|
10646
|
|
|
10647 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
10648 p += 4; /* termcap option */
|
|
|
10649 else
|
|
|
10650 while (ASCII_ISALPHA(*p))
|
|
|
10651 ++p;
|
|
|
10652 return p;
|
|
|
10653 }
|
|
|
10654
|
|
|
10655 /*
|
|
|
10656 * ":function"
|
|
|
10657 */
|
|
|
10658 void
|
|
|
10659 ex_function(eap)
|
|
|
10660 exarg_T *eap;
|
|
|
10661 {
|
|
|
10662 char_u *theline;
|
|
|
10663 int j;
|
|
|
10664 int c;
|
|
|
10665 int saved_did_emsg;
|
|
|
10666 char_u *name = NULL;
|
|
|
10667 char_u *p;
|
|
|
10668 char_u *arg;
|
|
|
10669 garray_T newargs;
|
|
|
10670 garray_T newlines;
|
|
|
10671 int varargs = FALSE;
|
|
|
10672 int mustend = FALSE;
|
|
|
10673 int flags = 0;
|
|
|
10674 ufunc_T *fp;
|
|
|
10675 int indent;
|
|
|
10676 int nesting;
|
|
|
10677 char_u *skip_until = NULL;
|
|
|
10678 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
56
|
10679 VAR v;
|
|
7
|
10680
|
|
|
10681 /*
|
|
|
10682 * ":function" without argument: list functions.
|
|
|
10683 */
|
|
|
10684 if (ends_excmd(*eap->arg))
|
|
|
10685 {
|
|
|
10686 if (!eap->skip)
|
|
|
10687 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
10688 list_func_head(fp, FALSE);
|
|
|
10689 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
10690 return;
|
|
|
10691 }
|
|
|
10692
|
|
|
10693 p = eap->arg;
|
|
|
10694 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
10695 if (name == NULL && !eap->skip)
|
|
|
10696 {
|
|
|
10697 /*
|
|
|
10698 * Return on an invalid expression in braces, unless the expression
|
|
|
10699 * evaluation has been cancelled due to an aborting error, an
|
|
|
10700 * interrupt, or an exception.
|
|
|
10701 */
|
|
|
10702 if (!aborting())
|
|
|
10703 return;
|
|
|
10704 else
|
|
|
10705 eap->skip = TRUE;
|
|
|
10706 }
|
|
|
10707 /* An error in a function call during evaluation of an expression in magic
|
|
|
10708 * braces should not cause the function not to be defined. */
|
|
|
10709 saved_did_emsg = did_emsg;
|
|
|
10710 did_emsg = FALSE;
|
|
|
10711
|
|
|
10712 /*
|
|
|
10713 * ":function func" with only function name: list function.
|
|
|
10714 */
|
|
|
10715 if (vim_strchr(p, '(') == NULL)
|
|
|
10716 {
|
|
|
10717 if (!ends_excmd(*skipwhite(p)))
|
|
|
10718 {
|
|
|
10719 EMSG(_(e_trailing));
|
|
|
10720 goto erret_name;
|
|
|
10721 }
|
|
|
10722 eap->nextcmd = check_nextcmd(p);
|
|
|
10723 if (eap->nextcmd != NULL)
|
|
|
10724 *p = NUL;
|
|
|
10725 if (!eap->skip && !got_int)
|
|
|
10726 {
|
|
|
10727 fp = find_func(name);
|
|
|
10728 if (fp != NULL)
|
|
|
10729 {
|
|
|
10730 list_func_head(fp, TRUE);
|
|
|
10731 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
10732 {
|
|
|
10733 msg_putchar('\n');
|
|
|
10734 msg_outnum((long)(j + 1));
|
|
|
10735 if (j < 9)
|
|
|
10736 msg_putchar(' ');
|
|
|
10737 if (j < 99)
|
|
|
10738 msg_putchar(' ');
|
|
|
10739 msg_prt_line(FUNCLINE(fp, j));
|
|
|
10740 out_flush(); /* show a line at a time */
|
|
|
10741 ui_breakcheck();
|
|
|
10742 }
|
|
|
10743 if (!got_int)
|
|
|
10744 {
|
|
|
10745 msg_putchar('\n');
|
|
|
10746 msg_puts((char_u *)" endfunction");
|
|
|
10747 }
|
|
|
10748 }
|
|
|
10749 else
|
|
|
10750 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
10751 }
|
|
|
10752 goto erret_name;
|
|
|
10753 }
|
|
|
10754
|
|
|
10755 /*
|
|
|
10756 * ":function name(arg1, arg2)" Define function.
|
|
|
10757 */
|
|
|
10758 p = skipwhite(p);
|
|
|
10759 if (*p != '(')
|
|
|
10760 {
|
|
|
10761 if (!eap->skip)
|
|
|
10762 {
|
|
|
10763 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
10764 goto erret_name;
|
|
|
10765 }
|
|
|
10766 /* attempt to continue by skipping some text */
|
|
|
10767 if (vim_strchr(p, '(') != NULL)
|
|
|
10768 p = vim_strchr(p, '(');
|
|
|
10769 }
|
|
|
10770 p = skipwhite(p + 1);
|
|
|
10771
|
|
|
10772 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
10773 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
10774
|
|
|
10775 /*
|
|
|
10776 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
10777 */
|
|
|
10778 while (*p != ')')
|
|
|
10779 {
|
|
|
10780 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
10781 {
|
|
|
10782 varargs = TRUE;
|
|
|
10783 p += 3;
|
|
|
10784 mustend = TRUE;
|
|
|
10785 }
|
|
|
10786 else
|
|
|
10787 {
|
|
|
10788 arg = p;
|
|
|
10789 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
10790 ++p;
|
|
|
10791 if (arg == p || isdigit(*arg)
|
|
|
10792 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
10793 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
10794 {
|
|
|
10795 if (!eap->skip)
|
|
|
10796 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
10797 break;
|
|
|
10798 }
|
|
|
10799 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
10800 goto erret;
|
|
|
10801 c = *p;
|
|
|
10802 *p = NUL;
|
|
|
10803 arg = vim_strsave(arg);
|
|
|
10804 if (arg == NULL)
|
|
|
10805 goto erret;
|
|
|
10806 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
10807 *p = c;
|
|
|
10808 newargs.ga_len++;
|
|
|
10809 if (*p == ',')
|
|
|
10810 ++p;
|
|
|
10811 else
|
|
|
10812 mustend = TRUE;
|
|
|
10813 }
|
|
|
10814 p = skipwhite(p);
|
|
|
10815 if (mustend && *p != ')')
|
|
|
10816 {
|
|
|
10817 if (!eap->skip)
|
|
|
10818 EMSG2(_(e_invarg2), eap->arg);
|
|
|
10819 break;
|
|
|
10820 }
|
|
|
10821 }
|
|
|
10822 ++p; /* skip the ')' */
|
|
|
10823
|
|
|
10824 /* find extra arguments "range" and "abort" */
|
|
|
10825 for (;;)
|
|
|
10826 {
|
|
|
10827 p = skipwhite(p);
|
|
|
10828 if (STRNCMP(p, "range", 5) == 0)
|
|
|
10829 {
|
|
|
10830 flags |= FC_RANGE;
|
|
|
10831 p += 5;
|
|
|
10832 }
|
|
|
10833 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
10834 {
|
|
|
10835 flags |= FC_ABORT;
|
|
|
10836 p += 5;
|
|
|
10837 }
|
|
|
10838 else
|
|
|
10839 break;
|
|
|
10840 }
|
|
|
10841
|
|
|
10842 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
10843 EMSG(_(e_trailing));
|
|
|
10844
|
|
|
10845 /*
|
|
|
10846 * Read the body of the function, until ":endfunction" is found.
|
|
|
10847 */
|
|
|
10848 if (KeyTyped)
|
|
|
10849 {
|
|
|
10850 /* Check if the function already exists, don't let the user type the
|
|
|
10851 * whole function before telling him it doesn't work! For a script we
|
|
|
10852 * need to skip the body to be able to find what follows. */
|
|
|
10853 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
10854 EMSG2(_(e_funcexts), name);
|
|
|
10855
|
|
|
10856 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
10857 cmdline_row = msg_row;
|
|
|
10858 }
|
|
|
10859
|
|
|
10860 indent = 2;
|
|
|
10861 nesting = 0;
|
|
|
10862 for (;;)
|
|
|
10863 {
|
|
|
10864 msg_scroll = TRUE;
|
|
|
10865 need_wait_return = FALSE;
|
|
|
10866 if (eap->getline == NULL)
|
|
|
10867 theline = getcmdline(':', 0L, indent);
|
|
|
10868 else
|
|
|
10869 theline = eap->getline(':', eap->cookie, indent);
|
|
|
10870 if (KeyTyped)
|
|
|
10871 lines_left = Rows - 1;
|
|
|
10872 if (theline == NULL)
|
|
|
10873 {
|
|
|
10874 EMSG(_("E126: Missing :endfunction"));
|
|
|
10875 goto erret;
|
|
|
10876 }
|
|
|
10877
|
|
|
10878 if (skip_until != NULL)
|
|
|
10879 {
|
|
|
10880 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
10881 * don't check for ":endfunc". */
|
|
|
10882 if (STRCMP(theline, skip_until) == 0)
|
|
|
10883 {
|
|
|
10884 vim_free(skip_until);
|
|
|
10885 skip_until = NULL;
|
|
|
10886 }
|
|
|
10887 }
|
|
|
10888 else
|
|
|
10889 {
|
|
|
10890 /* skip ':' and blanks*/
|
|
|
10891 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
10892 ;
|
|
|
10893
|
|
|
10894 /* Check for "endfunction" (should be more strict...). */
|
|
|
10895 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
10896 {
|
|
|
10897 vim_free(theline);
|
|
|
10898 break;
|
|
|
10899 }
|
|
|
10900
|
|
|
10901 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
10902 * at "end". */
|
|
|
10903 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
10904 indent -= 2;
|
|
|
10905 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
10906 || STRNCMP(p, "try", 3) == 0)
|
|
|
10907 indent += 2;
|
|
|
10908
|
|
|
10909 /* Check for defining a function inside this function. */
|
|
|
10910 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
10911 {
|
|
|
10912 p = skipwhite(skiptowhite(p));
|
|
|
10913 p += eval_fname_script(p);
|
|
|
10914 if (ASCII_ISALPHA(*p))
|
|
|
10915 {
|
|
|
10916 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
10917 if (*skipwhite(p) == '(')
|
|
|
10918 {
|
|
|
10919 ++nesting;
|
|
|
10920 indent += 2;
|
|
|
10921 }
|
|
|
10922 }
|
|
|
10923 }
|
|
|
10924
|
|
|
10925 /* Check for ":append" or ":insert". */
|
|
|
10926 p = skip_range(p, NULL);
|
|
|
10927 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
10928 || (p[0] == 'i'
|
|
|
10929 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
10930 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
10931 skip_until = vim_strsave((char_u *)".");
|
|
|
10932
|
|
|
10933 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
10934 arg = skipwhite(skiptowhite(p));
|
|
|
10935 if (arg[0] == '<' && arg[1] =='<'
|
|
|
10936 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
10937 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
10938 || (p[0] == 'p' && p[1] == 'e'
|
|
|
10939 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
10940 || (p[0] == 't' && p[1] == 'c'
|
|
|
10941 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
10942 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
10943 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
10944 || (p[0] == 'm' && p[1] == 'z'
|
|
|
10945 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
10946 ))
|
|
|
10947 {
|
|
|
10948 /* ":python <<" continues until a dot, like ":append" */
|
|
|
10949 p = skipwhite(arg + 2);
|
|
|
10950 if (*p == NUL)
|
|
|
10951 skip_until = vim_strsave((char_u *)".");
|
|
|
10952 else
|
|
|
10953 skip_until = vim_strsave(p);
|
|
|
10954 }
|
|
|
10955 }
|
|
|
10956
|
|
|
10957 /* Add the line to the function. */
|
|
|
10958 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
10959 goto erret;
|
|
|
10960 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
10961 newlines.ga_len++;
|
|
|
10962 }
|
|
|
10963
|
|
|
10964 /* Don't define the function when skipping commands or when an error was
|
|
|
10965 * detected. */
|
|
|
10966 if (eap->skip || did_emsg)
|
|
|
10967 goto erret;
|
|
|
10968
|
|
|
10969 /*
|
|
|
10970 * If there are no errors, add the function
|
|
|
10971 */
|
|
56
|
10972 v = find_var(name, FALSE);
|
|
|
10973 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
10974 {
|
|
|
10975 EMSG2(_("E999: Function name conflicts with variable: %s"), name);
|
|
|
10976 goto erret;
|
|
|
10977 }
|
|
|
10978
|
|
7
|
10979 fp = find_func(name);
|
|
|
10980 if (fp != NULL)
|
|
|
10981 {
|
|
|
10982 if (!eap->forceit)
|
|
|
10983 {
|
|
|
10984 EMSG2(_(e_funcexts), name);
|
|
|
10985 goto erret;
|
|
|
10986 }
|
|
|
10987 if (fp->calls)
|
|
|
10988 {
|
|
|
10989 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
10990 goto erret;
|
|
|
10991 }
|
|
|
10992 /* redefine existing function */
|
|
|
10993 ga_clear_strings(&(fp->args));
|
|
|
10994 ga_clear_strings(&(fp->lines));
|
|
|
10995 vim_free(name);
|
|
|
10996 }
|
|
|
10997 else
|
|
|
10998 {
|
|
|
10999 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
11000 if (fp == NULL)
|
|
|
11001 goto erret;
|
|
|
11002 /* insert the new function in the function list */
|
|
|
11003 fp->next = firstfunc;
|
|
|
11004 firstfunc = fp;
|
|
|
11005 fp->name = name;
|
|
|
11006 }
|
|
|
11007 fp->args = newargs;
|
|
|
11008 fp->lines = newlines;
|
|
|
11009 fp->varargs = varargs;
|
|
|
11010 fp->flags = flags;
|
|
|
11011 fp->calls = 0;
|
|
|
11012 fp->script_ID = current_SID;
|
|
|
11013 did_emsg |= saved_did_emsg;
|
|
|
11014 vim_free(skip_until);
|
|
|
11015 return;
|
|
|
11016
|
|
|
11017 erret:
|
|
|
11018 vim_free(skip_until);
|
|
|
11019 ga_clear_strings(&newargs);
|
|
|
11020 ga_clear_strings(&newlines);
|
|
|
11021 erret_name:
|
|
|
11022 vim_free(name);
|
|
|
11023 did_emsg |= saved_did_emsg;
|
|
|
11024 }
|
|
|
11025
|
|
|
11026 /*
|
|
|
11027 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
11028 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
11029 * Advances "pp" to just after the function name (if no error).
|
|
|
11030 */
|
|
|
11031 static char_u *
|
|
|
11032 trans_function_name(pp, skip, internal)
|
|
|
11033 char_u **pp;
|
|
|
11034 int skip; /* only find the end, don't evaluate */
|
|
|
11035 int internal; /* TRUE if internal function name OK */
|
|
|
11036 {
|
|
|
11037 char_u *name;
|
|
|
11038 char_u *start;
|
|
|
11039 char_u *end;
|
|
|
11040 int lead;
|
|
|
11041 char_u sid_buf[20];
|
|
|
11042 char_u *temp_string = NULL;
|
|
|
11043 char_u *expr_start, *expr_end;
|
|
|
11044 int len;
|
|
|
11045
|
|
|
11046 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
11047 start = *pp;
|
|
|
11048 lead = eval_fname_script(start);
|
|
|
11049 if (lead > 0)
|
|
|
11050 start += lead;
|
|
71
|
11051 end = find_name_end(start, &expr_start, &expr_end, FALSE);
|
|
7
|
11052 if (end == start)
|
|
|
11053 {
|
|
|
11054 if (!skip)
|
|
|
11055 EMSG(_("E129: Function name required"));
|
|
|
11056 return NULL;
|
|
|
11057 }
|
|
|
11058 if (expr_start != NULL && !skip)
|
|
|
11059 {
|
|
|
11060 /* expand magic curlies */
|
|
|
11061 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
11062 if (temp_string == NULL)
|
|
|
11063 {
|
|
|
11064 /*
|
|
|
11065 * Report an invalid expression in braces, unless the expression
|
|
|
11066 * evaluation has been cancelled due to an aborting error, an
|
|
|
11067 * interrupt, or an exception.
|
|
|
11068 */
|
|
|
11069 if (!aborting())
|
|
|
11070 EMSG2(_(e_invarg2), start);
|
|
|
11071 else
|
|
|
11072 *pp = end;
|
|
|
11073 return NULL;
|
|
|
11074 }
|
|
|
11075 start = temp_string;
|
|
|
11076 len = (int)STRLEN(temp_string);
|
|
|
11077 }
|
|
|
11078 else
|
|
|
11079 len = (int)(end - start);
|
|
|
11080
|
|
|
11081 /*
|
|
|
11082 * Copy the function name to allocated memory.
|
|
|
11083 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
11084 * Accept <SNR>123_name() outside a script.
|
|
|
11085 */
|
|
|
11086 if (skip)
|
|
|
11087 lead = 0; /* do nothing */
|
|
|
11088 else if (lead > 0)
|
|
|
11089 {
|
|
|
11090 lead = 3;
|
|
|
11091 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
11092 {
|
|
|
11093 if (current_SID <= 0)
|
|
|
11094 {
|
|
|
11095 EMSG(_(e_usingsid));
|
|
|
11096 return NULL;
|
|
|
11097 }
|
|
|
11098 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
11099 lead += (int)STRLEN(sid_buf);
|
|
|
11100 }
|
|
|
11101 }
|
|
|
11102 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
11103 {
|
|
|
11104 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
11105 return NULL;
|
|
|
11106 }
|
|
|
11107 name = alloc((unsigned)(len + lead + 1));
|
|
|
11108 if (name != NULL)
|
|
|
11109 {
|
|
|
11110 if (lead > 0)
|
|
|
11111 {
|
|
|
11112 name[0] = K_SPECIAL;
|
|
|
11113 name[1] = KS_EXTRA;
|
|
|
11114 name[2] = (int)KE_SNR;
|
|
|
11115 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
11116 STRCPY(name + 3, sid_buf);
|
|
|
11117 }
|
|
|
11118 mch_memmove(name + lead, start, (size_t)len);
|
|
|
11119 name[len + lead] = NUL;
|
|
|
11120 }
|
|
|
11121 *pp = end;
|
|
|
11122
|
|
|
11123 vim_free(temp_string);
|
|
|
11124 return name;
|
|
|
11125 }
|
|
|
11126
|
|
|
11127 /*
|
|
|
11128 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
11129 * Return 2 if "p" starts with "s:".
|
|
|
11130 * Return 0 otherwise.
|
|
|
11131 */
|
|
|
11132 static int
|
|
|
11133 eval_fname_script(p)
|
|
|
11134 char_u *p;
|
|
|
11135 {
|
|
|
11136 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
11137 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
11138 return 5;
|
|
|
11139 if (p[0] == 's' && p[1] == ':')
|
|
|
11140 return 2;
|
|
|
11141 return 0;
|
|
|
11142 }
|
|
|
11143
|
|
|
11144 /*
|
|
|
11145 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
11146 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
11147 */
|
|
|
11148 static int
|
|
|
11149 eval_fname_sid(p)
|
|
|
11150 char_u *p;
|
|
|
11151 {
|
|
|
11152 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
11153 }
|
|
|
11154
|
|
|
11155 /*
|
|
|
11156 * List the head of the function: "name(arg1, arg2)".
|
|
|
11157 */
|
|
|
11158 static void
|
|
|
11159 list_func_head(fp, indent)
|
|
|
11160 ufunc_T *fp;
|
|
|
11161 int indent;
|
|
|
11162 {
|
|
|
11163 int j;
|
|
|
11164
|
|
|
11165 msg_start();
|
|
|
11166 if (indent)
|
|
|
11167 MSG_PUTS(" ");
|
|
|
11168 MSG_PUTS("function ");
|
|
|
11169 if (fp->name[0] == K_SPECIAL)
|
|
|
11170 {
|
|
|
11171 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
11172 msg_puts(fp->name + 3);
|
|
|
11173 }
|
|
|
11174 else
|
|
|
11175 msg_puts(fp->name);
|
|
|
11176 msg_putchar('(');
|
|
|
11177 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
11178 {
|
|
|
11179 if (j)
|
|
|
11180 MSG_PUTS(", ");
|
|
|
11181 msg_puts(FUNCARG(fp, j));
|
|
|
11182 }
|
|
|
11183 if (fp->varargs)
|
|
|
11184 {
|
|
|
11185 if (j)
|
|
|
11186 MSG_PUTS(", ");
|
|
|
11187 MSG_PUTS("...");
|
|
|
11188 }
|
|
|
11189 msg_putchar(')');
|
|
|
11190 }
|
|
|
11191
|
|
|
11192 /*
|
|
|
11193 * Find a function by name, return pointer to it in ufuncs.
|
|
|
11194 * Return NULL for unknown function.
|
|
|
11195 */
|
|
|
11196 static ufunc_T *
|
|
|
11197 find_func(name)
|
|
|
11198 char_u *name;
|
|
|
11199 {
|
|
|
11200 ufunc_T *fp;
|
|
|
11201
|
|
|
11202 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
11203 if (STRCMP(name, fp->name) == 0)
|
|
|
11204 break;
|
|
|
11205 return fp;
|
|
|
11206 }
|
|
|
11207
|
|
56
|
11208 /*
|
|
|
11209 * Return TRUE if a function "name" exists.
|
|
|
11210 */
|
|
|
11211 static int
|
|
|
11212 function_exists(name)
|
|
|
11213 char_u *name;
|
|
|
11214 {
|
|
|
11215 char_u *p = name;
|
|
|
11216 int n = FALSE;
|
|
|
11217
|
|
|
11218 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
11219 if (p != NULL)
|
|
|
11220 {
|
|
|
11221 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
11222 n = (find_func(p) != NULL);
|
|
|
11223 else if (ASCII_ISLOWER(*p))
|
|
|
11224 n = (find_internal_func(p) >= 0);
|
|
|
11225 vim_free(p);
|
|
|
11226 }
|
|
|
11227 return n;
|
|
|
11228 }
|
|
|
11229
|
|
7
|
11230 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
11231
|
|
|
11232 /*
|
|
|
11233 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
11234 * function names.
|
|
|
11235 */
|
|
|
11236 char_u *
|
|
|
11237 get_user_func_name(xp, idx)
|
|
|
11238 expand_T *xp;
|
|
|
11239 int idx;
|
|
|
11240 {
|
|
|
11241 static ufunc_T *fp = NULL;
|
|
|
11242
|
|
|
11243 if (idx == 0)
|
|
|
11244 fp = firstfunc;
|
|
|
11245 if (fp != NULL)
|
|
|
11246 {
|
|
|
11247 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
11248 return fp->name; /* prevents overflow */
|
|
|
11249
|
|
|
11250 cat_func_name(IObuff, fp);
|
|
|
11251 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
11252 {
|
|
|
11253 STRCAT(IObuff, "(");
|
|
|
11254 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
11255 STRCAT(IObuff, ")");
|
|
|
11256 }
|
|
|
11257
|
|
|
11258 fp = fp->next;
|
|
|
11259 return IObuff;
|
|
|
11260 }
|
|
|
11261 return NULL;
|
|
|
11262 }
|
|
|
11263
|
|
|
11264 #endif /* FEAT_CMDL_COMPL */
|
|
|
11265
|
|
|
11266 /*
|
|
|
11267 * Copy the function name of "fp" to buffer "buf".
|
|
|
11268 * "buf" must be able to hold the function name plus three bytes.
|
|
|
11269 * Takes care of script-local function names.
|
|
|
11270 */
|
|
|
11271 static void
|
|
|
11272 cat_func_name(buf, fp)
|
|
|
11273 char_u *buf;
|
|
|
11274 ufunc_T *fp;
|
|
|
11275 {
|
|
|
11276 if (fp->name[0] == K_SPECIAL)
|
|
|
11277 {
|
|
|
11278 STRCPY(buf, "<SNR>");
|
|
|
11279 STRCAT(buf, fp->name + 3);
|
|
|
11280 }
|
|
|
11281 else
|
|
|
11282 STRCPY(buf, fp->name);
|
|
|
11283 }
|
|
|
11284
|
|
|
11285 /*
|
|
|
11286 * ":delfunction {name}"
|
|
|
11287 */
|
|
|
11288 void
|
|
|
11289 ex_delfunction(eap)
|
|
|
11290 exarg_T *eap;
|
|
|
11291 {
|
|
|
11292 ufunc_T *fp = NULL, *pfp;
|
|
|
11293 char_u *p;
|
|
|
11294 char_u *name;
|
|
|
11295
|
|
|
11296 p = eap->arg;
|
|
|
11297 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
11298 if (name == NULL)
|
|
|
11299 return;
|
|
|
11300 if (!ends_excmd(*skipwhite(p)))
|
|
|
11301 {
|
|
|
11302 vim_free(name);
|
|
|
11303 EMSG(_(e_trailing));
|
|
|
11304 return;
|
|
|
11305 }
|
|
|
11306 eap->nextcmd = check_nextcmd(p);
|
|
|
11307 if (eap->nextcmd != NULL)
|
|
|
11308 *p = NUL;
|
|
|
11309
|
|
|
11310 if (!eap->skip)
|
|
|
11311 fp = find_func(name);
|
|
|
11312 vim_free(name);
|
|
|
11313
|
|
|
11314 if (!eap->skip)
|
|
|
11315 {
|
|
|
11316 if (fp == NULL)
|
|
|
11317 {
|
|
|
11318 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
11319 return;
|
|
|
11320 }
|
|
|
11321 if (fp->calls)
|
|
|
11322 {
|
|
|
11323 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
11324 return;
|
|
|
11325 }
|
|
|
11326
|
|
|
11327 /* clear this function */
|
|
|
11328 vim_free(fp->name);
|
|
|
11329 ga_clear_strings(&(fp->args));
|
|
|
11330 ga_clear_strings(&(fp->lines));
|
|
|
11331
|
|
|
11332 /* remove the function from the function list */
|
|
|
11333 if (firstfunc == fp)
|
|
|
11334 firstfunc = fp->next;
|
|
|
11335 else
|
|
|
11336 {
|
|
|
11337 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
11338 if (pfp->next == fp)
|
|
|
11339 {
|
|
|
11340 pfp->next = fp->next;
|
|
|
11341 break;
|
|
|
11342 }
|
|
|
11343 }
|
|
|
11344 vim_free(fp);
|
|
|
11345 }
|
|
|
11346 }
|
|
|
11347
|
|
|
11348 /*
|
|
|
11349 * Call a user function.
|
|
|
11350 */
|
|
|
11351 static void
|
|
71
|
11352 call_user_func(fp, argcount, argvars, rettv, firstline, lastline)
|
|
7
|
11353 ufunc_T *fp; /* pointer to function */
|
|
|
11354 int argcount; /* nr of args */
|
|
56
|
11355 typeval *argvars; /* arguments */
|
|
71
|
11356 typeval *rettv; /* return value */
|
|
7
|
11357 linenr_T firstline; /* first line of range */
|
|
|
11358 linenr_T lastline; /* last line of range */
|
|
|
11359 {
|
|
|
11360 char_u *save_sourcing_name;
|
|
|
11361 linenr_T save_sourcing_lnum;
|
|
|
11362 scid_T save_current_SID;
|
|
|
11363 struct funccall fc;
|
|
|
11364 struct funccall *save_fcp = current_funccal;
|
|
|
11365 int save_did_emsg;
|
|
|
11366 static int depth = 0;
|
|
|
11367
|
|
|
11368 /* If depth of calling is getting too high, don't execute the function */
|
|
|
11369 if (depth >= p_mfd)
|
|
|
11370 {
|
|
|
11371 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
71
|
11372 rettv->v_type = VAR_NUMBER;
|
|
|
11373 rettv->vval.v_number = -1;
|
|
7
|
11374 return;
|
|
|
11375 }
|
|
|
11376 ++depth;
|
|
|
11377
|
|
|
11378 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
11379
|
|
|
11380 /* set local variables */
|
|
56
|
11381 vars_init(&fc.l_vars);
|
|
7
|
11382 fc.func = fp;
|
|
|
11383 fc.argcount = argcount;
|
|
|
11384 fc.argvars = argvars;
|
|
71
|
11385 fc.rettv = rettv;
|
|
|
11386 rettv->vval.v_number = 0;
|
|
7
|
11387 fc.linenr = 0;
|
|
|
11388 fc.returned = FALSE;
|
|
|
11389 fc.level = ex_nesting_level;
|
|
56
|
11390 fc.a0_var.tv.v_type = VAR_NUMBER;
|
|
|
11391 fc.a0_var.tv.vval.v_number = argcount - fp->args.ga_len;
|
|
|
11392 fc.a0_var.v_name = NULL;
|
|
7
|
11393 current_funccal = &fc;
|
|
56
|
11394 fc.firstline.tv.v_type = VAR_NUMBER;
|
|
|
11395 fc.firstline.tv.vval.v_number = firstline;
|
|
|
11396 fc.firstline.v_name = NULL;
|
|
|
11397 fc.lastline.tv.v_type = VAR_NUMBER;
|
|
|
11398 fc.lastline.tv.vval.v_number = lastline;
|
|
|
11399 fc.lastline.v_name = NULL;
|
|
7
|
11400 /* Check if this function has a breakpoint. */
|
|
|
11401 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
11402 fc.dbg_tick = debug_tick;
|
|
|
11403
|
|
|
11404 /* Don't redraw while executing the function. */
|
|
|
11405 ++RedrawingDisabled;
|
|
|
11406 save_sourcing_name = sourcing_name;
|
|
|
11407 save_sourcing_lnum = sourcing_lnum;
|
|
|
11408 sourcing_lnum = 1;
|
|
|
11409 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
11410 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
11411 if (sourcing_name != NULL)
|
|
|
11412 {
|
|
|
11413 if (save_sourcing_name != NULL
|
|
|
11414 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
11415 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
11416 else
|
|
|
11417 STRCPY(sourcing_name, "function ");
|
|
|
11418 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
11419
|
|
|
11420 if (p_verbose >= 12)
|
|
|
11421 {
|
|
|
11422 ++no_wait_return;
|
|
|
11423 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
11424 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
11425 if (p_verbose >= 14)
|
|
|
11426 {
|
|
|
11427 int i;
|
|
|
11428 char_u buf[MSG_BUF_LEN];
|
|
|
11429
|
|
|
11430 msg_puts((char_u *)"(");
|
|
|
11431 for (i = 0; i < argcount; ++i)
|
|
|
11432 {
|
|
|
11433 if (i > 0)
|
|
|
11434 msg_puts((char_u *)", ");
|
|
56
|
11435 if (argvars[i].v_type == VAR_NUMBER)
|
|
|
11436 msg_outnum((long)argvars[i].vval.v_number);
|
|
7
|
11437 else
|
|
|
11438 {
|
|
71
|
11439 trunc_string(get_tv_string(&argvars[i]),
|
|
7
|
11440 buf, MSG_BUF_LEN);
|
|
|
11441 msg_puts((char_u *)"\"");
|
|
|
11442 msg_puts(buf);
|
|
|
11443 msg_puts((char_u *)"\"");
|
|
|
11444 }
|
|
|
11445 }
|
|
|
11446 msg_puts((char_u *)")");
|
|
|
11447 }
|
|
|
11448 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
11449 cmdline_row = msg_row;
|
|
|
11450 --no_wait_return;
|
|
|
11451 }
|
|
|
11452 }
|
|
|
11453 save_current_SID = current_SID;
|
|
|
11454 current_SID = fp->script_ID;
|
|
|
11455 save_did_emsg = did_emsg;
|
|
|
11456 did_emsg = FALSE;
|
|
|
11457
|
|
|
11458 /* call do_cmdline() to execute the lines */
|
|
|
11459 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
11460 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
11461
|
|
|
11462 --RedrawingDisabled;
|
|
|
11463
|
|
|
11464 /* when the function was aborted because of an error, return -1 */
|
|
71
|
11465 if ((did_emsg && (fp->flags & FC_ABORT)) || rettv->v_type == VAR_UNKNOWN)
|
|
|
11466 {
|
|
|
11467 clear_tv(rettv);
|
|
|
11468 rettv->v_type = VAR_NUMBER;
|
|
|
11469 rettv->vval.v_number = -1;
|
|
7
|
11470 }
|
|
|
11471
|
|
|
11472 /* when being verbose, mention the return value */
|
|
|
11473 if (p_verbose >= 12)
|
|
|
11474 {
|
|
|
11475 char_u *sn, *val;
|
|
|
11476
|
|
|
11477 ++no_wait_return;
|
|
|
11478 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
11479
|
|
|
11480 /* Make sure the output fits in IObuff. */
|
|
|
11481 sn = sourcing_name;
|
|
|
11482 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
11483 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
11484
|
|
|
11485 if (aborting())
|
|
|
11486 smsg((char_u *)_("%s aborted"), sn);
|
|
71
|
11487 else if (fc.rettv->v_type == VAR_NUMBER)
|
|
7
|
11488 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
71
|
11489 (long)fc.rettv->vval.v_number);
|
|
|
11490 else if (fc.rettv->v_type == VAR_STRING)
|
|
|
11491 {
|
|
|
11492 val = get_tv_string(fc.rettv);
|
|
7
|
11493 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
11494 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
11495 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
11496 }
|
|
|
11497 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
11498 cmdline_row = msg_row;
|
|
|
11499 --no_wait_return;
|
|
|
11500 }
|
|
|
11501
|
|
|
11502 vim_free(sourcing_name);
|
|
|
11503 sourcing_name = save_sourcing_name;
|
|
|
11504 sourcing_lnum = save_sourcing_lnum;
|
|
|
11505 current_SID = save_current_SID;
|
|
|
11506
|
|
|
11507 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
11508 {
|
|
|
11509 ++no_wait_return;
|
|
|
11510 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
11511 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
11512 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
11513 cmdline_row = msg_row;
|
|
|
11514 --no_wait_return;
|
|
|
11515 }
|
|
|
11516
|
|
|
11517 did_emsg |= save_did_emsg;
|
|
|
11518 current_funccal = save_fcp;
|
|
|
11519
|
|
56
|
11520 vars_clear(&fc.l_vars); /* free all local variables */
|
|
7
|
11521 --depth;
|
|
|
11522 }
|
|
|
11523
|
|
|
11524 /*
|
|
|
11525 * ":return [expr]"
|
|
|
11526 */
|
|
|
11527 void
|
|
|
11528 ex_return(eap)
|
|
|
11529 exarg_T *eap;
|
|
|
11530 {
|
|
|
11531 char_u *arg = eap->arg;
|
|
71
|
11532 typeval rettv;
|
|
7
|
11533 int returning = FALSE;
|
|
|
11534
|
|
|
11535 if (current_funccal == NULL)
|
|
|
11536 {
|
|
|
11537 EMSG(_("E133: :return not inside a function"));
|
|
|
11538 return;
|
|
|
11539 }
|
|
|
11540
|
|
|
11541 if (eap->skip)
|
|
|
11542 ++emsg_skip;
|
|
|
11543
|
|
|
11544 eap->nextcmd = NULL;
|
|
|
11545 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
71
|
11546 && eval0(arg, &rettv, &eap->nextcmd, !eap->skip) != FAIL)
|
|
7
|
11547 {
|
|
|
11548 if (!eap->skip)
|
|
71
|
11549 returning = do_return(eap, FALSE, TRUE, &rettv);
|
|
7
|
11550 else
|
|
71
|
11551 clear_tv(&rettv);
|
|
7
|
11552 }
|
|
|
11553 /* It's safer to return also on error. */
|
|
|
11554 else if (!eap->skip)
|
|
|
11555 {
|
|
|
11556 /*
|
|
|
11557 * Return unless the expression evaluation has been cancelled due to an
|
|
|
11558 * aborting error, an interrupt, or an exception.
|
|
|
11559 */
|
|
|
11560 if (!aborting())
|
|
|
11561 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
11562 }
|
|
|
11563
|
|
|
11564 /* When skipping or the return gets pending, advance to the next command
|
|
|
11565 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
11566 * Following lines will be ignored by get_func_line(). */
|
|
|
11567 if (returning)
|
|
|
11568 eap->nextcmd = NULL;
|
|
|
11569 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
11570 eap->nextcmd = check_nextcmd(arg);
|
|
|
11571
|
|
|
11572 if (eap->skip)
|
|
|
11573 --emsg_skip;
|
|
|
11574 }
|
|
|
11575
|
|
|
11576 /*
|
|
|
11577 * Return from a function. Possibly makes the return pending. Also called
|
|
|
11578 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
11579 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
71
|
11580 * when called due to a ":return" command. "rettv" may point to a typeval
|
|
|
11581 * with the return rettv. Returns TRUE when the return can be carried out,
|
|
7
|
11582 * FALSE when the return gets pending.
|
|
|
11583 */
|
|
|
11584 int
|
|
71
|
11585 do_return(eap, reanimate, is_cmd, rettv)
|
|
7
|
11586 exarg_T *eap;
|
|
|
11587 int reanimate;
|
|
|
11588 int is_cmd;
|
|
71
|
11589 void *rettv;
|
|
7
|
11590 {
|
|
|
11591 int idx;
|
|
|
11592 struct condstack *cstack = eap->cstack;
|
|
|
11593
|
|
|
11594 if (reanimate)
|
|
|
11595 /* Undo the return. */
|
|
|
11596 current_funccal->returned = FALSE;
|
|
|
11597
|
|
|
11598 /*
|
|
|
11599 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
11600 * not in its finally clause (which then is to be executed next) is found.
|
|
|
11601 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
11602 * Otherwise, return normally.
|
|
|
11603 */
|
|
|
11604 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
11605 if (idx >= 0)
|
|
|
11606 {
|
|
|
11607 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
11608
|
|
|
11609 if (!is_cmd && !reanimate)
|
|
71
|
11610 /* A pending return again gets pending. "rettv" points to an
|
|
|
11611 * allocated variable with the rettv of the original ":return"'s
|
|
7
|
11612 * argument if present or is NULL else. */
|
|
71
|
11613 cstack->cs_rettv[idx] = rettv;
|
|
7
|
11614 else
|
|
|
11615 {
|
|
|
11616 /* When undoing a return in order to make it pending, get the stored
|
|
71
|
11617 * return rettv. */
|
|
7
|
11618 if (reanimate)
|
|
71
|
11619 rettv = current_funccal->rettv;
|
|
|
11620
|
|
|
11621 if (rettv != NULL)
|
|
7
|
11622 {
|
|
|
11623 /* Store the value of the pending return. */
|
|
71
|
11624 if ((cstack->cs_rettv[idx] = alloc_tv()) != NULL)
|
|
|
11625 *(typeval *)cstack->cs_rettv[idx] = *(typeval *)rettv;
|
|
7
|
11626 else
|
|
|
11627 EMSG(_(e_outofmem));
|
|
|
11628 }
|
|
|
11629 else
|
|
71
|
11630 cstack->cs_rettv[idx] = NULL;
|
|
7
|
11631
|
|
|
11632 if (reanimate)
|
|
|
11633 {
|
|
|
11634 /* The pending return value could be overwritten by a ":return"
|
|
|
11635 * without argument in a finally clause; reset the default
|
|
|
11636 * return value. */
|
|
71
|
11637 current_funccal->rettv->v_type = VAR_NUMBER;
|
|
|
11638 current_funccal->rettv->vval.v_number = 0;
|
|
|
11639 }
|
|
|
11640 }
|
|
|
11641 report_make_pending(CSTP_RETURN, rettv);
|
|
7
|
11642 }
|
|
|
11643 else
|
|
|
11644 {
|
|
|
11645 current_funccal->returned = TRUE;
|
|
|
11646
|
|
|
11647 /* If the return is carried out now, store the return value. For
|
|
|
11648 * a return immediately after reanimation, the value is already
|
|
|
11649 * there. */
|
|
71
|
11650 if (!reanimate && rettv != NULL)
|
|
|
11651 {
|
|
|
11652 clear_tv(current_funccal->rettv);
|
|
|
11653 *current_funccal->rettv = *(typeval *)rettv;
|
|
7
|
11654 if (!is_cmd)
|
|
71
|
11655 vim_free(rettv);
|
|
7
|
11656 }
|
|
|
11657 }
|
|
|
11658
|
|
|
11659 return idx < 0;
|
|
|
11660 }
|
|
|
11661
|
|
|
11662 /*
|
|
|
11663 * Free the variable with a pending return value.
|
|
|
11664 */
|
|
|
11665 void
|
|
71
|
11666 discard_pending_return(rettv)
|
|
|
11667 void *rettv;
|
|
|
11668 {
|
|
|
11669 free_tv((typeval *)rettv);
|
|
|
11670 }
|
|
|
11671
|
|
|
11672 /*
|
|
|
11673 * Generate a return command for producing the value of "rettv". The result
|
|
7
|
11674 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
11675 */
|
|
|
11676 char_u *
|
|
71
|
11677 get_return_cmd(rettv)
|
|
|
11678 void *rettv;
|
|
|
11679 {
|
|
|
11680 char_u *s;
|
|
|
11681 char_u *tofree = NULL;
|
|
|
11682
|
|
|
11683 if (rettv == NULL)
|
|
|
11684 s = (char_u *)"";
|
|
|
11685 else
|
|
|
11686 s = tv2string((typeval *)rettv, &tofree);
|
|
|
11687
|
|
|
11688 STRCPY(IObuff, ":return ");
|
|
|
11689 STRNCPY(IObuff + 8, s, IOSIZE - 8);
|
|
|
11690 if (STRLEN(s) + 8 >= IOSIZE)
|
|
|
11691 STRCPY(IObuff + IOSIZE - 4, "...");
|
|
|
11692 vim_free(tofree);
|
|
|
11693 return vim_strsave(IObuff);
|
|
7
|
11694 }
|
|
|
11695
|
|
|
11696 /*
|
|
|
11697 * Get next function line.
|
|
|
11698 * Called by do_cmdline() to get the next line.
|
|
|
11699 * Returns allocated string, or NULL for end of function.
|
|
|
11700 */
|
|
|
11701 /* ARGSUSED */
|
|
|
11702 char_u *
|
|
|
11703 get_func_line(c, cookie, indent)
|
|
|
11704 int c; /* not used */
|
|
|
11705 void *cookie;
|
|
|
11706 int indent; /* not used */
|
|
|
11707 {
|
|
|
11708 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
11709 char_u *retval;
|
|
|
11710 garray_T *gap; /* growarray with function lines */
|
|
|
11711
|
|
|
11712 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
11713 if (fcp->dbg_tick != debug_tick)
|
|
|
11714 {
|
|
|
11715 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
11716 sourcing_lnum);
|
|
|
11717 fcp->dbg_tick = debug_tick;
|
|
|
11718 }
|
|
|
11719
|
|
|
11720 gap = &fcp->func->lines;
|
|
|
11721 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
11722 retval = NULL;
|
|
|
11723 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
11724 retval = NULL;
|
|
|
11725 else
|
|
|
11726 {
|
|
|
11727 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
11728 sourcing_lnum = fcp->linenr;
|
|
|
11729 }
|
|
|
11730
|
|
|
11731 /* Did we encounter a breakpoint? */
|
|
|
11732 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
11733 {
|
|
|
11734 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
11735 /* Find next breakpoint. */
|
|
|
11736 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
11737 sourcing_lnum);
|
|
|
11738 fcp->dbg_tick = debug_tick;
|
|
|
11739 }
|
|
|
11740
|
|
|
11741 return retval;
|
|
|
11742 }
|
|
|
11743
|
|
|
11744 /*
|
|
|
11745 * Return TRUE if the currently active function should be ended, because a
|
|
|
11746 * return was encountered or an error occured. Used inside a ":while".
|
|
|
11747 */
|
|
|
11748 int
|
|
|
11749 func_has_ended(cookie)
|
|
|
11750 void *cookie;
|
|
|
11751 {
|
|
|
11752 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
11753
|
|
|
11754 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
11755 * an error inside a try conditional. */
|
|
|
11756 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
11757 || fcp->returned);
|
|
|
11758 }
|
|
|
11759
|
|
|
11760 /*
|
|
|
11761 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
11762 */
|
|
|
11763 int
|
|
|
11764 func_has_abort(cookie)
|
|
|
11765 void *cookie;
|
|
|
11766 {
|
|
|
11767 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
11768 }
|
|
|
11769
|
|
|
11770 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
11771 typedef enum
|
|
|
11772 {
|
|
|
11773 VAR_FLAVOUR_DEFAULT,
|
|
|
11774 VAR_FLAVOUR_SESSION,
|
|
|
11775 VAR_FLAVOUR_VIMINFO
|
|
|
11776 } var_flavour_T;
|
|
|
11777
|
|
|
11778 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
11779
|
|
|
11780 static var_flavour_T
|
|
|
11781 var_flavour(varname)
|
|
|
11782 char_u *varname;
|
|
|
11783 {
|
|
|
11784 char_u *p = varname;
|
|
|
11785
|
|
|
11786 if (ASCII_ISUPPER(*p))
|
|
|
11787 {
|
|
|
11788 while (*(++p))
|
|
|
11789 if (ASCII_ISLOWER(*p))
|
|
|
11790 return VAR_FLAVOUR_SESSION;
|
|
|
11791 return VAR_FLAVOUR_VIMINFO;
|
|
|
11792 }
|
|
|
11793 else
|
|
|
11794 return VAR_FLAVOUR_DEFAULT;
|
|
|
11795 }
|
|
|
11796 #endif
|
|
|
11797
|
|
|
11798 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
11799 /*
|
|
|
11800 * Restore global vars that start with a capital from the viminfo file
|
|
|
11801 */
|
|
|
11802 int
|
|
|
11803 read_viminfo_varlist(virp, writing)
|
|
|
11804 vir_T *virp;
|
|
|
11805 int writing;
|
|
|
11806 {
|
|
|
11807 char_u *tab;
|
|
|
11808 int is_string = FALSE;
|
|
71
|
11809 typeval *tvp = NULL;
|
|
7
|
11810 char_u *val;
|
|
|
11811
|
|
|
11812 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
11813 {
|
|
|
11814 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
11815 if (tab != NULL)
|
|
|
11816 {
|
|
|
11817 *tab++ = '\0'; /* isolate the variable name */
|
|
|
11818 if (*tab == 'S') /* string var */
|
|
|
11819 is_string = TRUE;
|
|
|
11820
|
|
|
11821 tab = vim_strchr(tab, '\t');
|
|
|
11822 if (tab != NULL)
|
|
|
11823 {
|
|
71
|
11824 /* create a typeval to hold the value */
|
|
7
|
11825 if (is_string)
|
|
|
11826 {
|
|
|
11827 val = viminfo_readstring(virp,
|
|
|
11828 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
11829 if (val != NULL)
|
|
71
|
11830 tvp = alloc_string_tv(val);
|
|
7
|
11831 }
|
|
|
11832 else
|
|
|
11833 {
|
|
71
|
11834 tvp = alloc_tv();
|
|
|
11835 if (tvp != NULL)
|
|
7
|
11836 {
|
|
71
|
11837 tvp->v_type = VAR_NUMBER;
|
|
|
11838 tvp->vval.v_number = atol((char *)tab + 1);
|
|
7
|
11839 }
|
|
|
11840 }
|
|
|
11841 /* assign the value to the variable */
|
|
71
|
11842 if (tvp != NULL)
|
|
7
|
11843 {
|
|
71
|
11844 set_var(virp->vir_line + 1, tvp, FALSE);
|
|
|
11845 free_tv(tvp);
|
|
7
|
11846 }
|
|
|
11847 }
|
|
|
11848 }
|
|
|
11849 }
|
|
|
11850
|
|
|
11851 return viminfo_readline(virp);
|
|
|
11852 }
|
|
|
11853
|
|
|
11854 /*
|
|
|
11855 * Write global vars that start with a capital to the viminfo file
|
|
|
11856 */
|
|
|
11857 void
|
|
|
11858 write_viminfo_varlist(fp)
|
|
|
11859 FILE *fp;
|
|
|
11860 {
|
|
|
11861 garray_T *gap = &variables; /* global variable */
|
|
|
11862 VAR this_var;
|
|
|
11863 int i;
|
|
71
|
11864 char *s;
|
|
|
11865 char_u *tofree;
|
|
7
|
11866
|
|
|
11867 if (find_viminfo_parameter('!') == NULL)
|
|
|
11868 return;
|
|
|
11869
|
|
|
11870 fprintf(fp, _("\n# global variables:\n"));
|
|
|
11871 for (i = gap->ga_len; --i >= 0; )
|
|
|
11872 {
|
|
|
11873 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
11874 if (this_var->v_name != NULL
|
|
|
11875 && var_flavour(this_var->v_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
11876 {
|
|
71
|
11877 switch (this_var->tv.v_type)
|
|
|
11878 {
|
|
|
11879 case VAR_STRING: s = "STR"; break;
|
|
|
11880 case VAR_NUMBER: s = "NUM"; break;
|
|
|
11881 case VAR_LIST: s = "LST"; break;
|
|
|
11882 case VAR_FUNC: s = "FUN"; break;
|
|
|
11883 default:
|
|
|
11884 EMSGN(_("E999: Internal error: write_viminfo_varlist(): %ld"), (long)this_var->tv.v_type);
|
|
|
11885 s = "ERR";
|
|
|
11886 }
|
|
|
11887 fprintf(fp, "!%s\t%s\t", this_var->v_name, s);
|
|
|
11888 viminfo_writestring(fp, tv2string(&this_var->tv, &tofree));
|
|
|
11889 vim_free(tofree);
|
|
7
|
11890 }
|
|
|
11891 }
|
|
|
11892 }
|
|
|
11893 #endif
|
|
|
11894
|
|
|
11895 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
11896 int
|
|
|
11897 store_session_globals(fd)
|
|
|
11898 FILE *fd;
|
|
|
11899 {
|
|
|
11900 garray_T *gap = &variables; /* global variable */
|
|
|
11901 VAR this_var;
|
|
|
11902 int i;
|
|
|
11903 char_u *p, *t;
|
|
|
11904
|
|
|
11905 for (i = gap->ga_len; --i >= 0; )
|
|
|
11906 {
|
|
|
11907 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
11908 if (this_var->v_name != NULL)
|
|
|
11909 {
|
|
|
11910 if (var_flavour(this_var->v_name) == VAR_FLAVOUR_SESSION)
|
|
7
|
11911 {
|
|
|
11912 /* Escapse special characters with a backslash. Turn a LF and
|
|
|
11913 * CR into \n and \r. */
|
|
|
11914 p = vim_strsave_escaped(get_var_string(this_var),
|
|
|
11915 (char_u *)"\\\"\n\r");
|
|
|
11916 if (p == NULL) /* out of memory */
|
|
|
11917 continue;
|
|
|
11918 for (t = p; *t != NUL; ++t)
|
|
|
11919 if (*t == '\n')
|
|
|
11920 *t = 'n';
|
|
|
11921 else if (*t == '\r')
|
|
|
11922 *t = 'r';
|
|
|
11923 if ((fprintf(fd, "let %s = %c%s%c",
|
|
56
|
11924 this_var->v_name,
|
|
|
11925 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ',
|
|
|
11926 p,
|
|
|
11927 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
7
|
11928 || put_eol(fd) == FAIL)
|
|
|
11929 {
|
|
|
11930 vim_free(p);
|
|
|
11931 return FAIL;
|
|
|
11932 }
|
|
|
11933 vim_free(p);
|
|
|
11934 }
|
|
|
11935
|
|
|
11936 }
|
|
|
11937 }
|
|
|
11938 return OK;
|
|
|
11939 }
|
|
|
11940 #endif
|
|
|
11941
|
|
|
11942 #endif /* FEAT_EVAL */
|
|
|
11943
|
|
|
11944 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
11945
|
|
|
11946
|
|
|
11947 #ifdef WIN3264
|
|
|
11948 /*
|
|
|
11949 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
11950 */
|
|
|
11951 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
11952 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
11953 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
11954
|
|
|
11955 /*
|
|
|
11956 * Get the short pathname of a file.
|
|
|
11957 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
11958 */
|
|
|
11959 static int
|
|
|
11960 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
11961 char_u **fnamep;
|
|
|
11962 char_u **bufp;
|
|
|
11963 int *fnamelen;
|
|
|
11964 {
|
|
|
11965 int l,len;
|
|
|
11966 char_u *newbuf;
|
|
|
11967
|
|
|
11968 len = *fnamelen;
|
|
|
11969
|
|
|
11970 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
11971 if (l > len - 1)
|
|
|
11972 {
|
|
|
11973 /* If that doesn't work (not enough space), then save the string
|
|
|
11974 * and try again with a new buffer big enough
|
|
|
11975 */
|
|
|
11976 newbuf = vim_strnsave(*fnamep, l);
|
|
|
11977 if (newbuf == NULL)
|
|
|
11978 return 0;
|
|
|
11979
|
|
|
11980 vim_free(*bufp);
|
|
|
11981 *fnamep = *bufp = newbuf;
|
|
|
11982
|
|
|
11983 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
11984
|
|
|
11985 /* Really should always succeed, as the buffer is big enough */
|
|
|
11986 }
|
|
|
11987
|
|
|
11988 *fnamelen = l;
|
|
|
11989 return 1;
|
|
|
11990 }
|
|
|
11991
|
|
|
11992 /*
|
|
|
11993 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
11994 * Doesn't copy over the end of the buffer passed in.
|
|
|
11995 */
|
|
|
11996 static int
|
|
|
11997 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
11998 char_u **fname;
|
|
|
11999 char_u **bufp;
|
|
|
12000 int *fnamelen;
|
|
|
12001 {
|
|
|
12002 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
12003 char_u ch;
|
|
|
12004 int l,len,len2,plen,slen;
|
|
|
12005
|
|
|
12006 /* Make a copy */
|
|
|
12007 len2 = *fnamelen;
|
|
|
12008 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
12009 pbuf3 = NULL;
|
|
|
12010
|
|
|
12011 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
12012 slen = 1;
|
|
|
12013 plen = len2;
|
|
|
12014
|
|
|
12015 l = 0;
|
|
39
|
12016 if (after_pathsep(pbuf2, s + 1))
|
|
7
|
12017 {
|
|
|
12018 --s;
|
|
|
12019 ++slen;
|
|
|
12020 --plen;
|
|
|
12021 }
|
|
|
12022
|
|
|
12023 do
|
|
|
12024 {
|
|
|
12025 /* Go back one path-seperator */
|
|
39
|
12026 while (s > pbuf2 && !after_pathsep(pbuf2, s + 1))
|
|
7
|
12027 {
|
|
|
12028 --s;
|
|
|
12029 ++slen;
|
|
|
12030 --plen;
|
|
|
12031 }
|
|
|
12032 if (s <= pbuf2)
|
|
|
12033 break;
|
|
|
12034
|
|
|
12035 /* Remeber the character that is about to be blatted */
|
|
|
12036 ch = *s;
|
|
|
12037 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
12038
|
|
|
12039 /* Try it in situ */
|
|
|
12040 p = pbuf2;
|
|
|
12041 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
12042 {
|
|
|
12043 vim_free(pbuf2);
|
|
|
12044 return -1;
|
|
|
12045 }
|
|
|
12046 *s = ch; /* Preserve the string */
|
|
|
12047 } while (plen == 0);
|
|
|
12048
|
|
|
12049 if (plen > 0)
|
|
|
12050 {
|
|
|
12051 /* Remeber the length of the new string. */
|
|
|
12052 *fnamelen = len = plen + slen;
|
|
|
12053 vim_free(*bufp);
|
|
|
12054 if (len > len2)
|
|
|
12055 {
|
|
|
12056 /* If there's not enough space in the currently allocated string,
|
|
|
12057 * then copy it to a buffer big enough.
|
|
|
12058 */
|
|
|
12059 *fname= *bufp = vim_strnsave(p, len);
|
|
|
12060 if (*fname == NULL)
|
|
|
12061 return -1;
|
|
|
12062 }
|
|
|
12063 else
|
|
|
12064 {
|
|
|
12065 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
12066 *fname = *bufp = pbuf2;
|
|
|
12067 if (p != pbuf2)
|
|
|
12068 strncpy(*fname, p, plen);
|
|
|
12069 pbuf2 = NULL;
|
|
|
12070 }
|
|
|
12071 /* Concat the next bit */
|
|
|
12072 strncpy(*fname + plen, s, slen);
|
|
|
12073 (*fname)[len] = '\0';
|
|
|
12074 }
|
|
|
12075 vim_free(pbuf3);
|
|
|
12076 vim_free(pbuf2);
|
|
|
12077 return 0;
|
|
|
12078 }
|
|
|
12079
|
|
|
12080 /*
|
|
|
12081 * Get a pathname for a partial path.
|
|
|
12082 */
|
|
|
12083 static int
|
|
|
12084 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
12085 char_u **fnamep;
|
|
|
12086 char_u **bufp;
|
|
|
12087 int *fnamelen;
|
|
|
12088 {
|
|
|
12089 int sepcount, len, tflen;
|
|
|
12090 char_u *p;
|
|
|
12091 char_u *pbuf, *tfname;
|
|
|
12092 int hasTilde;
|
|
|
12093
|
|
|
12094 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
12095 * of the path to return.
|
|
|
12096 */
|
|
|
12097 sepcount = 0;
|
|
39
|
12098 for (p = *fnamep; p < *fnamep + *fnamelen; mb_ptr_adv(p))
|
|
7
|
12099 if (vim_ispathsep(*p))
|
|
|
12100 ++sepcount;
|
|
|
12101
|
|
|
12102 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
12103 hasTilde = (**fnamep == '~');
|
|
|
12104 if (hasTilde)
|
|
|
12105 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
12106 else
|
|
|
12107 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
12108
|
|
|
12109 len = tflen = STRLEN(tfname);
|
|
|
12110
|
|
|
12111 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
12112 return -1;
|
|
|
12113
|
|
|
12114 if (len == 0)
|
|
|
12115 {
|
|
|
12116 /* Don't have a valid filename, so shorten the rest of the
|
|
|
12117 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
12118 * there's not a lot of point in guessing what it might be.
|
|
|
12119 */
|
|
|
12120 len = tflen;
|
|
|
12121 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
12122 return -1;
|
|
|
12123 }
|
|
|
12124
|
|
|
12125 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
12126 for (p = tfname + len - 1; p >= tfname; --p)
|
|
39
|
12127 {
|
|
|
12128 #ifdef FEAT_MBYTE
|
|
|
12129 if (has_mbyte)
|
|
|
12130 p -= mb_head_off(tfname, p);
|
|
|
12131 #endif
|
|
7
|
12132 if (vim_ispathsep(*p))
|
|
|
12133 {
|
|
|
12134 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
12135 break;
|
|
|
12136 else
|
|
|
12137 sepcount --;
|
|
|
12138 }
|
|
39
|
12139 }
|
|
7
|
12140 if (hasTilde)
|
|
|
12141 {
|
|
|
12142 --p;
|
|
|
12143 if (p >= tfname)
|
|
|
12144 *p = '~';
|
|
|
12145 else
|
|
|
12146 return -1;
|
|
|
12147 }
|
|
|
12148 else
|
|
|
12149 ++p;
|
|
|
12150
|
|
|
12151 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
12152 vim_free(*bufp);
|
|
|
12153 *fnamelen = (int)STRLEN(p);
|
|
|
12154 *bufp = pbuf;
|
|
|
12155 *fnamep = p;
|
|
|
12156
|
|
|
12157 return 0;
|
|
|
12158 }
|
|
|
12159 #endif /* WIN3264 */
|
|
|
12160
|
|
|
12161 /*
|
|
|
12162 * Adjust a filename, according to a string of modifiers.
|
|
|
12163 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
12164 * determined by *fnamelen.
|
|
|
12165 * Returns valid flags.
|
|
|
12166 * When there is an error, *fnamep is set to NULL.
|
|
|
12167 */
|
|
|
12168 int
|
|
|
12169 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
12170 char_u *src; /* string with modifiers */
|
|
|
12171 int *usedlen; /* characters after src that are used */
|
|
|
12172 char_u **fnamep; /* file name so far */
|
|
|
12173 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
12174 int *fnamelen; /* length of fnamep */
|
|
|
12175 {
|
|
|
12176 int valid = 0;
|
|
|
12177 char_u *tail;
|
|
|
12178 char_u *s, *p, *pbuf;
|
|
|
12179 char_u dirname[MAXPATHL];
|
|
|
12180 int c;
|
|
|
12181 int has_fullname = 0;
|
|
|
12182 #ifdef WIN3264
|
|
|
12183 int has_shortname = 0;
|
|
|
12184 #endif
|
|
|
12185
|
|
|
12186 repeat:
|
|
|
12187 /* ":p" - full path/file_name */
|
|
|
12188 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
12189 {
|
|
|
12190 has_fullname = 1;
|
|
|
12191
|
|
|
12192 valid |= VALID_PATH;
|
|
|
12193 *usedlen += 2;
|
|
|
12194
|
|
|
12195 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
12196 if ((*fnamep)[0] == '~'
|
|
|
12197 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
12198 && ((*fnamep)[1] == '/'
|
|
|
12199 # ifdef BACKSLASH_IN_FILENAME
|
|
|
12200 || (*fnamep)[1] == '\\'
|
|
|
12201 # endif
|
|
|
12202 || (*fnamep)[1] == NUL)
|
|
|
12203
|
|
|
12204 #endif
|
|
|
12205 )
|
|
|
12206 {
|
|
|
12207 *fnamep = expand_env_save(*fnamep);
|
|
|
12208 vim_free(*bufp); /* free any allocated file name */
|
|
|
12209 *bufp = *fnamep;
|
|
|
12210 if (*fnamep == NULL)
|
|
|
12211 return -1;
|
|
|
12212 }
|
|
|
12213
|
|
|
12214 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
39
|
12215 for (p = *fnamep; *p != NUL; mb_ptr_adv(p))
|
|
7
|
12216 {
|
|
|
12217 if (vim_ispathsep(*p)
|
|
|
12218 && p[1] == '.'
|
|
|
12219 && (p[2] == NUL
|
|
|
12220 || vim_ispathsep(p[2])
|
|
|
12221 || (p[2] == '.'
|
|
|
12222 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
12223 break;
|
|
|
12224 }
|
|
|
12225
|
|
|
12226 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
12227 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
12228 {
|
|
|
12229 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
12230 vim_free(*bufp); /* free any allocated file name */
|
|
|
12231 *bufp = *fnamep;
|
|
|
12232 if (*fnamep == NULL)
|
|
|
12233 return -1;
|
|
|
12234 }
|
|
|
12235
|
|
|
12236 /* Append a path separator to a directory. */
|
|
|
12237 if (mch_isdir(*fnamep))
|
|
|
12238 {
|
|
|
12239 /* Make room for one or two extra characters. */
|
|
|
12240 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
12241 vim_free(*bufp); /* free any allocated file name */
|
|
|
12242 *bufp = *fnamep;
|
|
|
12243 if (*fnamep == NULL)
|
|
|
12244 return -1;
|
|
|
12245 add_pathsep(*fnamep);
|
|
|
12246 }
|
|
|
12247 }
|
|
|
12248
|
|
|
12249 /* ":." - path relative to the current directory */
|
|
|
12250 /* ":~" - path relative to the home directory */
|
|
|
12251 /* ":8" - shortname path - postponed till after */
|
|
|
12252 while (src[*usedlen] == ':'
|
|
|
12253 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
12254 {
|
|
|
12255 *usedlen += 2;
|
|
|
12256 if (c == '8')
|
|
|
12257 {
|
|
|
12258 #ifdef WIN3264
|
|
|
12259 has_shortname = 1; /* Postpone this. */
|
|
|
12260 #endif
|
|
|
12261 continue;
|
|
|
12262 }
|
|
|
12263 pbuf = NULL;
|
|
|
12264 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
12265 if (!has_fullname)
|
|
|
12266 {
|
|
|
12267 if (c == '.' && **fnamep == '~')
|
|
|
12268 p = pbuf = expand_env_save(*fnamep);
|
|
|
12269 else
|
|
|
12270 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
12271 }
|
|
|
12272 else
|
|
|
12273 p = *fnamep;
|
|
|
12274
|
|
|
12275 has_fullname = 0;
|
|
|
12276
|
|
|
12277 if (p != NULL)
|
|
|
12278 {
|
|
|
12279 if (c == '.')
|
|
|
12280 {
|
|
|
12281 mch_dirname(dirname, MAXPATHL);
|
|
|
12282 s = shorten_fname(p, dirname);
|
|
|
12283 if (s != NULL)
|
|
|
12284 {
|
|
|
12285 *fnamep = s;
|
|
|
12286 if (pbuf != NULL)
|
|
|
12287 {
|
|
|
12288 vim_free(*bufp); /* free any allocated file name */
|
|
|
12289 *bufp = pbuf;
|
|
|
12290 pbuf = NULL;
|
|
|
12291 }
|
|
|
12292 }
|
|
|
12293 }
|
|
|
12294 else
|
|
|
12295 {
|
|
|
12296 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
12297 /* Only replace it when it starts with '~' */
|
|
|
12298 if (*dirname == '~')
|
|
|
12299 {
|
|
|
12300 s = vim_strsave(dirname);
|
|
|
12301 if (s != NULL)
|
|
|
12302 {
|
|
|
12303 *fnamep = s;
|
|
|
12304 vim_free(*bufp);
|
|
|
12305 *bufp = s;
|
|
|
12306 }
|
|
|
12307 }
|
|
|
12308 }
|
|
|
12309 vim_free(pbuf);
|
|
|
12310 }
|
|
|
12311 }
|
|
|
12312
|
|
|
12313 tail = gettail(*fnamep);
|
|
|
12314 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
12315
|
|
|
12316 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
12317 /* Don't remove the first "/" or "c:\" */
|
|
|
12318 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
12319 {
|
|
|
12320 valid |= VALID_HEAD;
|
|
|
12321 *usedlen += 2;
|
|
|
12322 s = get_past_head(*fnamep);
|
|
39
|
12323 while (tail > s && after_pathsep(s, tail))
|
|
7
|
12324 --tail;
|
|
|
12325 *fnamelen = (int)(tail - *fnamep);
|
|
|
12326 #ifdef VMS
|
|
|
12327 if (*fnamelen > 0)
|
|
|
12328 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
12329 #endif
|
|
39
|
12330 while (tail > s && !after_pathsep(s, tail))
|
|
|
12331 mb_ptr_back(*fnamep, tail);
|
|
7
|
12332 }
|
|
|
12333
|
|
|
12334 /* ":8" - shortname */
|
|
|
12335 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
12336 {
|
|
|
12337 *usedlen += 2;
|
|
|
12338 #ifdef WIN3264
|
|
|
12339 has_shortname = 1;
|
|
|
12340 #endif
|
|
|
12341 }
|
|
|
12342
|
|
|
12343 #ifdef WIN3264
|
|
|
12344 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
12345 */
|
|
|
12346 if (has_shortname)
|
|
|
12347 {
|
|
|
12348 pbuf = NULL;
|
|
|
12349 /* Copy the string if it is shortened by :h */
|
|
|
12350 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
12351 {
|
|
|
12352 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
12353 if (p == 0)
|
|
|
12354 return -1;
|
|
|
12355 vim_free(*bufp);
|
|
|
12356 *bufp = *fnamep = p;
|
|
|
12357 }
|
|
|
12358
|
|
|
12359 /* Split into two implementations - makes it easier. First is where
|
|
|
12360 * there isn't a full name already, second is where there is.
|
|
|
12361 */
|
|
|
12362 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
12363 {
|
|
|
12364 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
12365 return -1;
|
|
|
12366 }
|
|
|
12367 else
|
|
|
12368 {
|
|
|
12369 int l;
|
|
|
12370
|
|
|
12371 /* Simple case, already have the full-name
|
|
|
12372 * Nearly always shorter, so try first time. */
|
|
|
12373 l = *fnamelen;
|
|
|
12374 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
12375 return -1;
|
|
|
12376
|
|
|
12377 if (l == 0)
|
|
|
12378 {
|
|
|
12379 /* Couldn't find the filename.. search the paths.
|
|
|
12380 */
|
|
|
12381 l = *fnamelen;
|
|
|
12382 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
12383 return -1;
|
|
|
12384 }
|
|
|
12385 *fnamelen = l;
|
|
|
12386 }
|
|
|
12387 }
|
|
|
12388 #endif /* WIN3264 */
|
|
|
12389
|
|
|
12390 /* ":t" - tail, just the basename */
|
|
|
12391 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
12392 {
|
|
|
12393 *usedlen += 2;
|
|
|
12394 *fnamelen -= (int)(tail - *fnamep);
|
|
|
12395 *fnamep = tail;
|
|
|
12396 }
|
|
|
12397
|
|
|
12398 /* ":e" - extension, can be repeated */
|
|
|
12399 /* ":r" - root, without extension, can be repeated */
|
|
|
12400 while (src[*usedlen] == ':'
|
|
|
12401 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
12402 {
|
|
|
12403 /* find a '.' in the tail:
|
|
|
12404 * - for second :e: before the current fname
|
|
|
12405 * - otherwise: The last '.'
|
|
|
12406 */
|
|
|
12407 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
12408 s = *fnamep - 2;
|
|
|
12409 else
|
|
|
12410 s = *fnamep + *fnamelen - 1;
|
|
|
12411 for ( ; s > tail; --s)
|
|
|
12412 if (s[0] == '.')
|
|
|
12413 break;
|
|
|
12414 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
12415 {
|
|
|
12416 if (s > tail)
|
|
|
12417 {
|
|
|
12418 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
12419 *fnamep = s + 1;
|
|
|
12420 #ifdef VMS
|
|
|
12421 /* cut version from the extension */
|
|
|
12422 s = *fnamep + *fnamelen - 1;
|
|
|
12423 for ( ; s > *fnamep; --s)
|
|
|
12424 if (s[0] == ';')
|
|
|
12425 break;
|
|
|
12426 if (s > *fnamep)
|
|
|
12427 *fnamelen = s - *fnamep;
|
|
|
12428 #endif
|
|
|
12429 }
|
|
|
12430 else if (*fnamep <= tail)
|
|
|
12431 *fnamelen = 0;
|
|
|
12432 }
|
|
|
12433 else /* :r */
|
|
|
12434 {
|
|
|
12435 if (s > tail) /* remove one extension */
|
|
|
12436 *fnamelen = (int)(s - *fnamep);
|
|
|
12437 }
|
|
|
12438 *usedlen += 2;
|
|
|
12439 }
|
|
|
12440
|
|
|
12441 /* ":s?pat?foo?" - substitute */
|
|
|
12442 /* ":gs?pat?foo?" - global substitute */
|
|
|
12443 if (src[*usedlen] == ':'
|
|
|
12444 && (src[*usedlen + 1] == 's'
|
|
|
12445 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
12446 {
|
|
|
12447 char_u *str;
|
|
|
12448 char_u *pat;
|
|
|
12449 char_u *sub;
|
|
|
12450 int sep;
|
|
|
12451 char_u *flags;
|
|
|
12452 int didit = FALSE;
|
|
|
12453
|
|
|
12454 flags = (char_u *)"";
|
|
|
12455 s = src + *usedlen + 2;
|
|
|
12456 if (src[*usedlen + 1] == 'g')
|
|
|
12457 {
|
|
|
12458 flags = (char_u *)"g";
|
|
|
12459 ++s;
|
|
|
12460 }
|
|
|
12461
|
|
|
12462 sep = *s++;
|
|
|
12463 if (sep)
|
|
|
12464 {
|
|
|
12465 /* find end of pattern */
|
|
|
12466 p = vim_strchr(s, sep);
|
|
|
12467 if (p != NULL)
|
|
|
12468 {
|
|
|
12469 pat = vim_strnsave(s, (int)(p - s));
|
|
|
12470 if (pat != NULL)
|
|
|
12471 {
|
|
|
12472 s = p + 1;
|
|
|
12473 /* find end of substitution */
|
|
|
12474 p = vim_strchr(s, sep);
|
|
|
12475 if (p != NULL)
|
|
|
12476 {
|
|
|
12477 sub = vim_strnsave(s, (int)(p - s));
|
|
|
12478 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
12479 if (sub != NULL && str != NULL)
|
|
|
12480 {
|
|
|
12481 *usedlen = (int)(p + 1 - src);
|
|
|
12482 s = do_string_sub(str, pat, sub, flags);
|
|
|
12483 if (s != NULL)
|
|
|
12484 {
|
|
|
12485 *fnamep = s;
|
|
|
12486 *fnamelen = (int)STRLEN(s);
|
|
|
12487 vim_free(*bufp);
|
|
|
12488 *bufp = s;
|
|
|
12489 didit = TRUE;
|
|
|
12490 }
|
|
|
12491 }
|
|
|
12492 vim_free(sub);
|
|
|
12493 vim_free(str);
|
|
|
12494 }
|
|
|
12495 vim_free(pat);
|
|
|
12496 }
|
|
|
12497 }
|
|
|
12498 /* after using ":s", repeat all the modifiers */
|
|
|
12499 if (didit)
|
|
|
12500 goto repeat;
|
|
|
12501 }
|
|
|
12502 }
|
|
|
12503
|
|
|
12504 return valid;
|
|
|
12505 }
|
|
|
12506
|
|
|
12507 /*
|
|
|
12508 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
12509 * "flags" can be "g" to do a global substitute.
|
|
|
12510 * Returns an allocated string, NULL for error.
|
|
|
12511 */
|
|
|
12512 char_u *
|
|
|
12513 do_string_sub(str, pat, sub, flags)
|
|
|
12514 char_u *str;
|
|
|
12515 char_u *pat;
|
|
|
12516 char_u *sub;
|
|
|
12517 char_u *flags;
|
|
|
12518 {
|
|
|
12519 int sublen;
|
|
|
12520 regmatch_T regmatch;
|
|
|
12521 int i;
|
|
|
12522 int do_all;
|
|
|
12523 char_u *tail;
|
|
|
12524 garray_T ga;
|
|
|
12525 char_u *ret;
|
|
|
12526 char_u *save_cpo;
|
|
|
12527
|
|
|
12528 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
12529 save_cpo = p_cpo;
|
|
|
12530 p_cpo = (char_u *)"";
|
|
|
12531
|
|
|
12532 ga_init2(&ga, 1, 200);
|
|
|
12533
|
|
|
12534 do_all = (flags[0] == 'g');
|
|
|
12535
|
|
|
12536 regmatch.rm_ic = p_ic;
|
|
|
12537 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
12538 if (regmatch.regprog != NULL)
|
|
|
12539 {
|
|
|
12540 tail = str;
|
|
|
12541 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
12542 {
|
|
|
12543 /*
|
|
|
12544 * Get some space for a temporary buffer to do the substitution
|
|
|
12545 * into. It will contain:
|
|
|
12546 * - The text up to where the match is.
|
|
|
12547 * - The substituted text.
|
|
|
12548 * - The text after the match.
|
|
|
12549 */
|
|
|
12550 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
12551 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
12552 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
12553 {
|
|
|
12554 ga_clear(&ga);
|
|
|
12555 break;
|
|
|
12556 }
|
|
|
12557
|
|
|
12558 /* copy the text up to where the match is */
|
|
|
12559 i = (int)(regmatch.startp[0] - tail);
|
|
|
12560 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
12561 /* add the substituted text */
|
|
|
12562 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
12563 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
12564 ga.ga_len += i + sublen - 1;
|
|
|
12565 /* avoid getting stuck on a match with an empty string */
|
|
|
12566 if (tail == regmatch.endp[0])
|
|
|
12567 {
|
|
|
12568 if (*tail == NUL)
|
|
|
12569 break;
|
|
|
12570 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
12571 ++ga.ga_len;
|
|
|
12572 }
|
|
|
12573 else
|
|
|
12574 {
|
|
|
12575 tail = regmatch.endp[0];
|
|
|
12576 if (*tail == NUL)
|
|
|
12577 break;
|
|
|
12578 }
|
|
|
12579 if (!do_all)
|
|
|
12580 break;
|
|
|
12581 }
|
|
|
12582
|
|
|
12583 if (ga.ga_data != NULL)
|
|
|
12584 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
12585
|
|
|
12586 vim_free(regmatch.regprog);
|
|
|
12587 }
|
|
|
12588
|
|
|
12589 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
12590 ga_clear(&ga);
|
|
|
12591 p_cpo = save_cpo;
|
|
|
12592
|
|
|
12593 return ret;
|
|
|
12594 }
|
|
|
12595
|
|
|
12596 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
