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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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76
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85 * Struct used by those that are using an item in a list.
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86 */
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87 typedef struct listwatch_S
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88 {
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89 listitem *lw_item; /* item being watched */
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90 struct listwatch_S *lw_next; /* next watcher */
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91 } listwatch;
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92
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93 /*
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94 * Structure to hold info about a list.
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56
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95 */
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96 struct listvar_S
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97 {
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98 int lv_refcount; /* reference count */
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99 listitem *lv_first; /* first item, NULL if none */
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100 listitem *lv_last; /* last item, NULL if none */
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76
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101 listwatch *lv_watch; /* first watcher, NULL if none */
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56
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102 };
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103
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104 typedef struct listvar_S listvar;
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105
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106 #define VAR_LIST_MAXNEST 100 /* maximum nesting of lists */
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71
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107 static char *e_letunexp = N_("E18: Unexpected characters in :let");
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108 static char *e_listidx = N_("E999: list index out of range: %ld");
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109 static char *e_undefvar = N_("E121: Undefined variable: %s");
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110 static char *e_missbrac = N_("E111: Missing ']'");
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111 static char *e_intern2 = N_("E999: Internal error: %s");
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56
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112
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113 /*
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7
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114 * All user-defined global variables are stored in "variables".
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115 */
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116 garray_T variables = {0, 0, sizeof(var), 4, NULL};
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117
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118 /*
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119 * Array to hold an array with variables local to each sourced script.
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120 */
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121 static garray_T ga_scripts = {0, 0, sizeof(garray_T), 4, NULL};
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122 #define SCRIPT_VARS(id) (((garray_T *)ga_scripts.ga_data)[(id) - 1])
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123
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124
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125 #define VAR_ENTRY(idx) (((VAR)(variables.ga_data))[idx])
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126 #define VAR_GAP_ENTRY(idx, gap) (((VAR)(gap->ga_data))[idx])
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127 #define BVAR_ENTRY(idx) (((VAR)(curbuf->b_vars.ga_data))[idx])
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128 #define WVAR_ENTRY(idx) (((VAR)(curwin->w_vars.ga_data))[idx])
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129
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130 static int echo_attr = 0; /* attributes used for ":echo" */
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131
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132 /*
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133 * Structure to hold info for a user function.
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134 */
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135 typedef struct ufunc ufunc_T;
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136
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137 struct ufunc
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138 {
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139 ufunc_T *next; /* next function in list */
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140 char_u *name; /* name of function; can start with <SNR>123_
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141 (<SNR> is K_SPECIAL KS_EXTRA KE_SNR) */
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142 int varargs; /* variable nr of arguments */
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143 int flags;
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144 int calls; /* nr of active calls */
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145 garray_T args; /* arguments */
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146 garray_T lines; /* function lines */
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147 scid_T script_ID; /* ID of script where function was defined,
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148 used for s: variables */
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149 };
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150
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151 /* function flags */
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152 #define FC_ABORT 1 /* abort function on error */
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153 #define FC_RANGE 2 /* function accepts range */
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154
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155 /*
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156 * All user-defined functions are found in the forward-linked function list.
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157 * The first function is pointed at by firstfunc.
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158 */
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159 ufunc_T *firstfunc = NULL;
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160
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161 #define FUNCARG(fp, j) ((char_u **)(fp->args.ga_data))[j]
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162 #define FUNCLINE(fp, j) ((char_u **)(fp->lines.ga_data))[j]
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163
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164 /* structure to hold info for a function that is currently being executed. */
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165 struct funccall
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166 {
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167 ufunc_T *func; /* function being called */
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168 int linenr; /* next line to be executed */
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169 int returned; /* ":return" used */
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170 int argcount; /* nr of arguments */
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56
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171 typeval *argvars; /* arguments */
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7
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172 var a0_var; /* "a:0" variable */
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173 var firstline; /* "a:firstline" variable */
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174 var lastline; /* "a:lastline" variable */
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175 garray_T l_vars; /* local function variables */
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71
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176 typeval *rettv; /* return value */
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7
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177 linenr_T breakpoint; /* next line with breakpoint or zero */
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178 int dbg_tick; /* debug_tick when breakpoint was set */
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179 int level; /* top nesting level of executed function */
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180 };
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181
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182 /*
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76
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183 * Info used by a ":for" loop.
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184 */
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185 typedef struct forinfo_S
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186 {
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187 int fi_semicolon; /* TRUE if ending in '; var]' */
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188 int fi_varcount; /* nr of variables in the list */
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189 listwatch fi_lw; /* keep an eye on the item used. */
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190 listvar *fi_list; /* list being used */
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191 } forinfo;
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192
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193
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194 /*
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7
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195 * Return the name of the executed function.
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196 */
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197 char_u *
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198 func_name(cookie)
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199 void *cookie;
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200 {
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201 return ((struct funccall *)cookie)->func->name;
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202 }
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203
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204 /*
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205 * Return the address holding the next breakpoint line for a funccall cookie.
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206 */
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207 linenr_T *
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208 func_breakpoint(cookie)
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209 void *cookie;
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210 {
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211 return &((struct funccall *)cookie)->breakpoint;
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212 }
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213
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214 /*
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215 * Return the address holding the debug tick for a funccall cookie.
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216 */
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217 int *
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218 func_dbg_tick(cookie)
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219 void *cookie;
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220 {
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221 return &((struct funccall *)cookie)->dbg_tick;
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222 }
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223
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224 /*
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225 * Return the nesting level for a funccall cookie.
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226 */
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227 int
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228 func_level(cookie)
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229 void *cookie;
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230 {
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231 return ((struct funccall *)cookie)->level;
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232 }
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233
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234 /* pointer to funccal for currently active function */
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235 struct funccall *current_funccal = NULL;
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236
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237 /*
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238 * Return TRUE when a function was ended by a ":return" command.
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239 */
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240 int
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241 current_func_returned()
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242 {
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243 return current_funccal->returned;
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244 }
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245
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246
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247 /*
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248 * Array to hold the value of v: variables.
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249 */
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250 #include "version.h"
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251
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252 /* values for flags: */
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29
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253 #define VV_COMPAT 1 /* compatible, also used without "v:" */
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254 #define VV_RO 2 /* read-only */
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255 #define VV_RO_SBX 4 /* read-only in the sandbox*/
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7
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256
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257 struct vimvar
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258 {
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259 char *name; /* name of variable, without v: */
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260 int len; /* length of name */
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261 char_u *val; /* current value (can also be a number!) */
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262 char type; /* VAR_NUMBER or VAR_STRING */
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29
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263 char flags; /* VV_COMPAT, VV_RO, VV_RO_SBX */
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7
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264 } vimvars[VV_LEN] =
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265 { /* The order here must match the VV_ defines in vim.h! */
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266 {"count", sizeof("count") - 1, NULL, VAR_NUMBER, VV_COMPAT+VV_RO},
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267 {"count1", sizeof("count1") - 1, NULL, VAR_NUMBER, VV_RO},
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268 {"prevcount", sizeof("prevcount") - 1, NULL, VAR_NUMBER, VV_RO},
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269 {"errmsg", sizeof("errmsg") - 1, NULL, VAR_STRING, VV_COMPAT},
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270 {"warningmsg", sizeof("warningmsg") - 1, NULL, VAR_STRING, 0},
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271 {"statusmsg", sizeof("statusmsg") - 1, NULL, VAR_STRING, 0},
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272 {"shell_error", sizeof("shell_error") - 1, NULL, VAR_NUMBER,
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273 VV_COMPAT+VV_RO},
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274 {"this_session", sizeof("this_session") - 1, NULL, VAR_STRING, VV_COMPAT},
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275 {"version", sizeof("version") - 1, (char_u *)VIM_VERSION_100,
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276 VAR_NUMBER, VV_COMPAT+VV_RO},
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29
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277 {"lnum", sizeof("lnum") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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7
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278 {"termresponse", sizeof("termresponse") - 1, NULL, VAR_STRING, VV_RO},
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279 {"fname", sizeof("fname") - 1, NULL, VAR_STRING, VV_RO},
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280 {"lang", sizeof("lang") - 1, NULL, VAR_STRING, VV_RO},
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281 {"lc_time", sizeof("lc_time") - 1, NULL, VAR_STRING, VV_RO},
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282 {"ctype", sizeof("ctype") - 1, NULL, VAR_STRING, VV_RO},
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283 {"charconvert_from", sizeof("charconvert_from") - 1, NULL, VAR_STRING, VV_RO},
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284 {"charconvert_to", sizeof("charconvert_to") - 1, NULL, VAR_STRING, VV_RO},
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285 {"fname_in", sizeof("fname_in") - 1, NULL, VAR_STRING, VV_RO},
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286 {"fname_out", sizeof("fname_out") - 1, NULL, VAR_STRING, VV_RO},
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287 {"fname_new", sizeof("fname_new") - 1, NULL, VAR_STRING, VV_RO},
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288 {"fname_diff", sizeof("fname_diff") - 1, NULL, VAR_STRING, VV_RO},
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289 {"cmdarg", sizeof("cmdarg") - 1, NULL, VAR_STRING, VV_RO},
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29
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290 {"foldstart", sizeof("foldstart") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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291 {"foldend", sizeof("foldend") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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292 {"folddashes", sizeof("folddashes") - 1, NULL, VAR_STRING, VV_RO_SBX},
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293 {"foldlevel", sizeof("foldlevel") - 1, NULL, VAR_NUMBER, VV_RO_SBX},
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294 {"progname", sizeof("progname") - 1, NULL, VAR_STRING, VV_RO},
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295 {"servername", sizeof("servername") - 1, NULL, VAR_STRING, VV_RO},
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296 {"dying", sizeof("dying") - 1, NULL, VAR_NUMBER, VV_RO},
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297 {"exception", sizeof("exception") - 1, NULL, VAR_STRING, VV_RO},
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298 {"throwpoint", sizeof("throwpoint") - 1, NULL, VAR_STRING, VV_RO},
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299 {"register", sizeof("register") - 1, NULL, VAR_STRING, VV_RO},
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300 {"cmdbang", sizeof("cmdbang") - 1, NULL, VAR_NUMBER, VV_RO},
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11
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301 {"insertmode", sizeof("insertmode") - 1, NULL, VAR_STRING, VV_RO},
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7
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302 };
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303
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71
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304 static int eval0 __ARGS((char_u *arg, typeval *rettv, char_u **nextcmd, int evaluate));
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305 static int eval1 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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306 static int eval2 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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307 static int eval3 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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308 static int eval4 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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309 static int eval5 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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310 static int eval6 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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311 static int eval7 __ARGS((char_u **arg, typeval *rettv, int evaluate));
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312 static int eval_index __ARGS((char_u **arg, typeval *rettv, int evaluate));
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313 static int get_option_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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314 static int get_string_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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315 static int get_lit_string_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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316 static int get_list_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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56
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317 static listvar *list_alloc __ARGS((void));
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318 static void list_unref __ARGS((listvar *l));
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319 static void list_free __ARGS((listvar *l));
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320 static listitem *listitem_alloc __ARGS((void));
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321 static void listitem_free __ARGS((listitem *item));
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322 static long list_len __ARGS((listvar *l));
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80
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323 static int list_equal __ARGS((listvar *l1, listvar *l2, int ic));
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324 static int tv_equal __ARGS((typeval *tv1, typeval *tv2, int ic));
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56
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325 static listitem *list_find __ARGS((listvar *l, long n));
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80
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326 static listitem *list_find_ext __ARGS((listvar *l, long *ip));
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56
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327 static void list_append __ARGS((listvar *l, listitem *item));
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328 static int list_append_tv __ARGS((listvar *l, typeval *tv));
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80
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329 static int list_insert_tv __ARGS((listvar *l, typeval *tv, listitem *item));
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330 static int list_extend __ARGS((listvar *l1, listvar *l2, listitem *bef));
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331 static int list_concat __ARGS((listvar *l1, listvar *l2, typeval *tv));
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56
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332 static listvar *list_copy __ARGS((listvar *orig, int deep));
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80
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333 static void list_getrem __ARGS((listvar *l, listitem *item, listitem *item2));
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56
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334 static char_u *list2string __ARGS((typeval *tv));
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80
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335 static char_u *tv2string __ARGS((typeval *tv, char_u **tofree, char_u *numbuf));
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71
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336 static int get_env_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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7
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337 static int find_internal_func __ARGS((char_u *name));
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56
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338 static char_u *deref_func_name __ARGS((char_u *name, int *lenp));
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71
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339 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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340 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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341 static void f_append __ARGS((typeval *argvars, typeval *rettv));
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342 static void f_argc __ARGS((typeval *argvars, typeval *rettv));
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343 static void f_argidx __ARGS((typeval *argvars, typeval *rettv));
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344 static void f_argv __ARGS((typeval *argvars, typeval *rettv));
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345 static void f_browse __ARGS((typeval *argvars, typeval *rettv));
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346 static void f_browsedir __ARGS((typeval *argvars, typeval *rettv));
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56
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347 static buf_T *find_buffer __ARGS((typeval *avar));
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71
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348 static void f_bufexists __ARGS((typeval *argvars, typeval *rettv));
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349 static void f_buflisted __ARGS((typeval *argvars, typeval *rettv));
|
|
|
350 static void f_bufloaded __ARGS((typeval *argvars, typeval *rettv));
|
|
|
351 static buf_T *get_buf_tv __ARGS((typeval *tv));
|
|
|
352 static void f_bufname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
353 static void f_bufnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
354 static void f_bufwinnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
355 static void f_byte2line __ARGS((typeval *argvars, typeval *rettv));
|
|
|
356 static void f_byteidx __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
357 static void f_call __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
358 static void f_char2nr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
359 static void f_cindent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
360 static void f_col __ARGS((typeval *argvars, typeval *rettv));
|
|
|
361 static void f_confirm __ARGS((typeval *argvars, typeval *rettv));
|
|
|
362 static void f_copy __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
363 static void f_count __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
364 static void f_cscope_connection __ARGS((typeval *argvars, typeval *rettv));
|
|
|
365 static void f_cursor __ARGS((typeval *argsvars, typeval *rettv));
|
|
|
366 static void f_deepcopy __ARGS((typeval *argvars, typeval *rettv));
|
|
|
367 static void f_delete __ARGS((typeval *argvars, typeval *rettv));
|
|
|
368 static void f_did_filetype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
369 static void f_diff_filler __ARGS((typeval *argvars, typeval *rettv));
|
|
|
370 static void f_diff_hlID __ARGS((typeval *argvars, typeval *rettv));
|
|
|
371 static void f_escape __ARGS((typeval *argvars, typeval *rettv));
|
|
|
372 static void f_eventhandler __ARGS((typeval *argvars, typeval *rettv));
|
|
|
373 static void f_executable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
374 static void f_exists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
375 static void f_expand __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
376 static void f_extend __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
377 static void f_filereadable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
378 static void f_filewritable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
379 static void f_finddir __ARGS((typeval *argvars, typeval *rettv));
|
|
|
380 static void f_findfile __ARGS((typeval *argvars, typeval *rettv));
|
|
|
381 static void f_findfilendir __ARGS((typeval *argvars, typeval *rettv, int dir));
|
|
|
382 static void f_fnamemodify __ARGS((typeval *argvars, typeval *rettv));
|
|
|
383 static void f_foldclosed __ARGS((typeval *argvars, typeval *rettv));
|
|
|
384 static void f_foldclosedend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
385 static void foldclosed_both __ARGS((typeval *argvars, typeval *rettv, int end));
|
|
|
386 static void f_foldlevel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
387 static void f_foldtext __ARGS((typeval *argvars, typeval *rettv));
|
|
|
388 static void f_foldtextresult __ARGS((typeval *argvars, typeval *rettv));
|
|
|
389 static void f_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
390 static void f_function __ARGS((typeval *argvars, typeval *rettv));
|
|
|
391 static void f_getbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
392 static void f_getchar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
393 static void f_getcharmod __ARGS((typeval *argvars, typeval *rettv));
|
|
|
394 static void f_getcmdline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
395 static void f_getcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
|
396 static void f_getcwd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
397 static void f_getfontname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
398 static void f_getfperm __ARGS((typeval *argvars, typeval *rettv));
|
|
|
399 static void f_getfsize __ARGS((typeval *argvars, typeval *rettv));
|
|
|
400 static void f_getftime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
401 static void f_getftype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
402 static void f_getline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
403 static void f_getreg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
404 static void f_getregtype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
405 static void f_getwinposx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
406 static void f_getwinposy __ARGS((typeval *argvars, typeval *rettv));
|
|
|
407 static void f_getwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
408 static void f_glob __ARGS((typeval *argvars, typeval *rettv));
|
|
|
409 static void f_globpath __ARGS((typeval *argvars, typeval *rettv));
|
|
|
410 static void f_has __ARGS((typeval *argvars, typeval *rettv));
|
|
|
411 static void f_hasmapto __ARGS((typeval *argvars, typeval *rettv));
|
|
|
412 static void f_histadd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
413 static void f_histdel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
414 static void f_histget __ARGS((typeval *argvars, typeval *rettv));
|
|
|
415 static void f_histnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
416 static void f_hlexists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
417 static void f_hlID __ARGS((typeval *argvars, typeval *rettv));
|
|
|
418 static void f_hostname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
419 static void f_iconv __ARGS((typeval *argvars, typeval *rettv));
|
|
|
420 static void f_indent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
421 static void f_insert __ARGS((typeval *argvars, typeval *rettv));
|
|
|
422 static void f_isdirectory __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
423 static void f_index __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
424 static void f_input __ARGS((typeval *argvars, typeval *rettv));
|
|
|
425 static void f_inputdialog __ARGS((typeval *argvars, typeval *rettv));
|
|
|
426 static void f_inputrestore __ARGS((typeval *argvars, typeval *rettv));
|
|
|
427 static void f_inputsave __ARGS((typeval *argvars, typeval *rettv));
|
|
|
428 static void f_inputsecret __ARGS((typeval *argvars, typeval *rettv));
|
|
|
429 static void f_last_buffer_nr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
430 static void f_len __ARGS((typeval *argvars, typeval *rettv));
|
|
|
431 static void f_libcall __ARGS((typeval *argvars, typeval *rettv));
|
|
|
432 static void f_libcallnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
433 static void libcall_common __ARGS((typeval *argvars, typeval *rettv, int type));
|
|
|
434 static void f_line __ARGS((typeval *argvars, typeval *rettv));
|
|
|
435 static void f_line2byte __ARGS((typeval *argvars, typeval *rettv));
|
|
|
436 static void f_lispindent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
437 static void f_localtime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
438 static void f_maparg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
439 static void f_mapcheck __ARGS((typeval *argvars, typeval *rettv));
|
|
|
440 static void get_maparg __ARGS((typeval *argvars, typeval *rettv, int exact));
|
|
|
441 static void f_match __ARGS((typeval *argvars, typeval *rettv));
|
|
|
442 static void f_matchend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
443 static void f_matchstr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
444 static void f_mode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
445 static void f_nextnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
446 static void f_nr2char __ARGS((typeval *argvars, typeval *rettv));
|
|
|
447 static void f_prevnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
448 static void f_setbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
449 static void f_setcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
|
450 static void f_setwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
451 static void f_remove __ARGS((typeval *argvars, typeval *rettv));
|
|
|
452 static void f_rename __ARGS((typeval *argvars, typeval *rettv));
|
|
80
|
453 static void f_repeat __ARGS((typeval *argvars, typeval *rettv));
|
|
71
|
454 static void f_resolve __ARGS((typeval *argvars, typeval *rettv));
|
|
|
455 static void f_search __ARGS((typeval *argvars, typeval *rettv));
|
|
|
456 static void f_searchpair __ARGS((typeval *argvars, typeval *rettv));
|
|
56
|
457 static int get_search_arg __ARGS((typeval *varp, int *flagsp));
|
|
71
|
458 static void f_remote_expr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
459 static void f_remote_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
460 static void f_remote_peek __ARGS((typeval *argvars, typeval *rettv));
|
|
|
461 static void f_remote_read __ARGS((typeval *argvars, typeval *rettv));
|
|
|
462 static void f_remote_send __ARGS((typeval *argvars, typeval *rettv));
|
|
|
463 static void f_server2client __ARGS((typeval *argvars, typeval *rettv));
|
|
|
464 static void f_serverlist __ARGS((typeval *argvars, typeval *rettv));
|
|
|
465 static void f_setline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
466 static void f_setreg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
467 static void f_simplify __ARGS((typeval *argvars, typeval *rettv));
|
|
|
468 static void find_some_match __ARGS((typeval *argvars, typeval *rettv, int start));
|
|
|
469 static void f_strftime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
470 static void f_stridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
471 static void f_string __ARGS((typeval *argvars, typeval *rettv));
|
|
|
472 static void f_strlen __ARGS((typeval *argvars, typeval *rettv));
|
|
|
473 static void f_strpart __ARGS((typeval *argvars, typeval *rettv));
|
|
|
474 static void f_strridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
475 static void f_strtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
|
476 static void f_synID __ARGS((typeval *argvars, typeval *rettv));
|
|
|
477 static void f_synIDattr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
478 static void f_synIDtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
|
479 static void f_system __ARGS((typeval *argvars, typeval *rettv));
|
|
|
480 static void f_submatch __ARGS((typeval *argvars, typeval *rettv));
|
|
|
481 static void f_substitute __ARGS((typeval *argvars, typeval *rettv));
|
|
|
482 static void f_tempname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
483 static void f_tolower __ARGS((typeval *argvars, typeval *rettv));
|
|
|
484 static void f_toupper __ARGS((typeval *argvars, typeval *rettv));
|
|
|
485 static void f_tr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
486 static void f_type __ARGS((typeval *argvars, typeval *rettv));
|
|
|
487 static void f_virtcol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
488 static void f_visualmode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
489 static void f_winbufnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
490 static void f_wincol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
491 static void f_winheight __ARGS((typeval *argvars, typeval *rettv));
|
|
|
492 static void f_winline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
493 static void f_winnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
494 static void f_winrestcmd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
495 static void f_winwidth __ARGS((typeval *argvars, typeval *rettv));
|
|
56
|
496 static win_T *find_win_by_nr __ARGS((typeval *vp));
|
|
|
497 static pos_T *var2fpos __ARGS((typeval *varp, int lnum));
|
|
7
|
498 static int get_env_len __ARGS((char_u **arg));
|
|
|
499 static int get_id_len __ARGS((char_u **arg));
|
|
|
500 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
71
|
501 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end, int incl_br));
|
|
7
|
502 static int eval_isnamec __ARGS((int c));
|
|
|
503 static int find_vim_var __ARGS((char_u *name, int len));
|
|
71
|
504 static int get_var_tv __ARGS((char_u *name, int len, typeval *rettv));
|
|
|
505 static typeval *alloc_tv __ARGS((void));
|
|
|
506 static typeval *alloc_string_tv __ARGS((char_u *string));
|
|
|
507 static void free_tv __ARGS((typeval *varp));
|
|
|
508 static void clear_tv __ARGS((typeval *varp));
|
|
|
509 static void init_tv __ARGS((typeval *varp));
|
|
|
510 static long get_tv_number __ARGS((typeval *varp));
|
|
|
511 static linenr_T get_tv_lnum __ARGS((typeval *argvars));
|
|
|
512 static char_u *get_tv_string __ARGS((typeval *varp));
|
|
|
513 static char_u *get_tv_string_buf __ARGS((typeval *varp, char_u *buf));
|
|
7
|
514 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
515 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
516 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
56
|
517 static void clear_var __ARGS((VAR v));
|
|
7
|
518 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
519 static void list_vim_var __ARGS((int i));
|
|
|
520 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
56
|
521 static void set_var __ARGS((char_u *name, typeval *varp, int copy));
|
|
71
|
522 static void copy_tv __ARGS((typeval *from, typeval *to));
|
|
7
|
523 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
524 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
525 static int eval_fname_script __ARGS((char_u *p));
|
|
|
526 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
527 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
528 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
529 static ufunc_T *find_func __ARGS((char_u *name));
|
|
56
|
530 static int function_exists __ARGS((char_u *name));
|
|
71
|
531 static void call_user_func __ARGS((ufunc_T *fp, int argcount, typeval *argvars, typeval *rettv, linenr_T firstline, linenr_T lastline));
|
|
|
532
|
|
|
533 #define get_var_string(p) get_tv_string(&(p)->tv)
|
|
|
534 #define get_var_string_buf(p, b) get_tv_string_buf(&(p)->tv, (b))
|
|
|
535 #define get_var_number(p) get_tv_number(&((p)->tv))
|
|
|
536
|
|
7
|
537 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
71
|
538
|
|
76
|
539 static int ex_let_vars __ARGS((char_u *arg, typeval *tv, int copy, int semicolon, int var_count, char_u *nextchars));
|
|
|
540 static char_u *skip_var_list __ARGS((char_u *arg, int *var_count, int *semicolon));
|
|
|
541 static char_u *skip_var_one __ARGS((char_u *arg));
|
|
71
|
542 static void list_all_vars __ARGS((void));
|
|
|
543 static char_u *list_arg_vars __ARGS((exarg_T *eap, char_u *arg));
|
|
|
544 static char_u *ex_let_one __ARGS((char_u *arg, typeval *tv, int copy, char_u *endchars));
|
|
|
545 static char_u *set_var_idx __ARGS((char_u *name, char_u *ip, typeval *rettv, int copy, char_u *endchars));
|
|
76
|
546 static void list_add_watch __ARGS((listvar *l, listwatch *lw));
|
|
7
|
547
|
|
|
548 /*
|
|
|
549 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
550 * not already exist.
|
|
|
551 */
|
|
|
552 void
|
|
|
553 set_internal_string_var(name, value)
|
|
|
554 char_u *name;
|
|
|
555 char_u *value;
|
|
|
556 {
|
|
56
|
557 char_u *val;
|
|
|
558 typeval *tvp;
|
|
7
|
559
|
|
|
560 val = vim_strsave(value);
|
|
|
561 if (val != NULL)
|
|
|
562 {
|
|
71
|
563 tvp = alloc_string_tv(val);
|
|
56
|
564 if (tvp != NULL)
|
|
|
565 {
|
|
|
566 set_var(name, tvp, FALSE);
|
|
71
|
567 free_tv(tvp);
|
|
7
|
568 }
|
|
|
569 }
|
|
|
570 }
|
|
|
571
|
|
|
572 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
573 int
|
|
|
574 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
575 char_u *enc_from;
|
|
|
576 char_u *enc_to;
|
|
|
577 char_u *fname_from;
|
|
|
578 char_u *fname_to;
|
|
|
579 {
|
|
|
580 int err = FALSE;
|
|
|
581
|
|
|
582 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
583 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
584 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
585 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
586 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
587 err = TRUE;
|
|
|
588 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
589 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
590 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
591 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
592
|
|
|
593 if (err)
|
|
|
594 return FAIL;
|
|
|
595 return OK;
|
|
|
596 }
|
|
|
597 # endif
|
|
|
598
|
|
|
599 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
600 int
|
|
|
601 eval_printexpr(fname, args)
|
|
|
602 char_u *fname;
|
|
|
603 char_u *args;
|
|
|
604 {
|
|
|
605 int err = FALSE;
|
|
|
606
|
|
|
607 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
608 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
609 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
610 err = TRUE;
|
|
|
611 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
612 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
613
|
|
|
614 if (err)
|
|
|
615 {
|
|
|
616 mch_remove(fname);
|
|
|
617 return FAIL;
|
|
|
618 }
|
|
|
619 return OK;
|
|
|
620 }
|
|
|
621 # endif
|
|
|
622
|
|
|
623 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
624 void
|
|
|
625 eval_diff(origfile, newfile, outfile)
|
|
|
626 char_u *origfile;
|
|
|
627 char_u *newfile;
|
|
|
628 char_u *outfile;
|
|
|
629 {
|
|
|
630 int err = FALSE;
|
|
|
631
|
|
|
632 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
633 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
634 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
635 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
636 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
637 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
638 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
639 }
|
|
|
640
|
|
|
641 void
|
|
|
642 eval_patch(origfile, difffile, outfile)
|
|
|
643 char_u *origfile;
|
|
|
644 char_u *difffile;
|
|
|
645 char_u *outfile;
|
|
|
646 {
|
|
|
647 int err;
|
|
|
648
|
|
|
649 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
650 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
651 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
652 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
653 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
654 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
655 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
656 }
|
|
|
657 # endif
|
|
|
658
|
|
|
659 /*
|
|
|
660 * Top level evaluation function, returning a boolean.
|
|
|
661 * Sets "error" to TRUE if there was an error.
|
|
|
662 * Return TRUE or FALSE.
|
|
|
663 */
|
|
|
664 int
|
|
|
665 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
666 char_u *arg;
|
|
|
667 int *error;
|
|
|
668 char_u **nextcmd;
|
|
|
669 int skip; /* only parse, don't execute */
|
|
|
670 {
|
|
71
|
671 typeval tv;
|
|
7
|
672 int retval = FALSE;
|
|
|
673
|
|
|
674 if (skip)
|
|
|
675 ++emsg_skip;
|
|
71
|
676 if (eval0(arg, &tv, nextcmd, !skip) == FAIL)
|
|
7
|
677 *error = TRUE;
|
|
|
678 else
|
|
|
679 {
|
|
|
680 *error = FALSE;
|
|
|
681 if (!skip)
|
|
|
682 {
|
|
71
|
683 retval = (get_tv_number(&tv) != 0);
|
|
|
684 clear_tv(&tv);
|
|
7
|
685 }
|
|
|
686 }
|
|
|
687 if (skip)
|
|
|
688 --emsg_skip;
|
|
|
689
|
|
|
690 return retval;
|
|
|
691 }
|
|
|
692
|
|
|
693 /*
|
|
|
694 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
695 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
696 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
697 */
|
|
|
698 char_u *
|
|
|
699 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
700 char_u *arg;
|
|
|
701 char_u **nextcmd;
|
|
|
702 int skip; /* only parse, don't execute */
|
|
|
703 {
|
|
71
|
704 typeval tv;
|
|
7
|
705 char_u *retval;
|
|
|
706
|
|
|
707 if (skip)
|
|
|
708 ++emsg_skip;
|
|
71
|
709 if (eval0(arg, &tv, nextcmd, !skip) == FAIL || skip)
|
|
7
|
710 retval = NULL;
|
|
|
711 else
|
|
|
712 {
|
|
71
|
713 retval = vim_strsave(get_tv_string(&tv));
|
|
|
714 clear_tv(&tv);
|
|
7
|
715 }
|
|
|
716 if (skip)
|
|
|
717 --emsg_skip;
|
|
|
718
|
|
|
719 return retval;
|
|
|
720 }
|
|
|
721
|
|
|
722 /*
|
|
9
|
723 * Skip over an expression at "*pp".
|
|
|
724 * Return FAIL for an error, OK otherwise.
|
|
|
725 */
|
|
|
726 int
|
|
|
727 skip_expr(pp)
|
|
|
728 char_u **pp;
|
|
|
729 {
|
|
71
|
730 typeval rettv;
|
|
9
|
731
|
|
|
732 *pp = skipwhite(*pp);
|
|
71
|
733 return eval1(pp, &rettv, FALSE);
|
|
9
|
734 }
|
|
|
735
|
|
|
736 /*
|
|
7
|
737 * Top level evaluation function, returning a string.
|
|
|
738 * Return pointer to allocated memory, or NULL for failure.
|
|
|
739 */
|
|
|
740 char_u *
|
|
|
741 eval_to_string(arg, nextcmd)
|
|
|
742 char_u *arg;
|
|
|
743 char_u **nextcmd;
|
|
|
744 {
|
|
71
|
745 typeval tv;
|
|
7
|
746 char_u *retval;
|
|
|
747
|
|
71
|
748 if (eval0(arg, &tv, nextcmd, TRUE) == FAIL)
|
|
7
|
749 retval = NULL;
|
|
|
750 else
|
|
|
751 {
|
|
71
|
752 retval = vim_strsave(get_tv_string(&tv));
|
|
|
753 clear_tv(&tv);
|
|
7
|
754 }
|
|
|
755
|
|
|
756 return retval;
|
|
|
757 }
|
|
|
758
|
|
|
759 /*
|
|
|
760 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
761 */
|
|
|
762 char_u *
|
|
|
763 eval_to_string_safe(arg, nextcmd)
|
|
|
764 char_u *arg;
|
|
|
765 char_u **nextcmd;
|
|
|
766 {
|
|
|
767 char_u *retval;
|
|
|
768 void *save_funccalp;
|
|
|
769
|
|
|
770 save_funccalp = save_funccal();
|
|
|
771 ++sandbox;
|
|
|
772 retval = eval_to_string(arg, nextcmd);
|
|
|
773 --sandbox;
|
|
|
774 restore_funccal(save_funccalp);
|
|
|
775 return retval;
|
|
|
776 }
|
|
|
777
|
|
|
778 #if 0 /* not used */
|
|
|
779 /*
|
|
|
780 * Top level evaluation function, returning a string.
|
|
|
781 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
782 * Return pointer to allocated memory, or NULL for failure.
|
|
|
783 * Doesn't give error messages.
|
|
|
784 */
|
|
|
785 char_u *
|
|
|
786 eval_arg_to_string(arg)
|
|
|
787 char_u **arg;
|
|
|
788 {
|
|
71
|
789 typeval rettv;
|
|
7
|
790 char_u *retval;
|
|
|
791 int ret;
|
|
|
792
|
|
|
793 ++emsg_off;
|
|
|
794
|
|
71
|
795 ret = eval1(arg, &rettv, TRUE);
|
|
7
|
796 if (ret == FAIL)
|
|
|
797 retval = NULL;
|
|
|
798 else
|
|
|
799 {
|
|
71
|
800 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
801 clear_tv(&rettv);
|
|
7
|
802 }
|
|
|
803
|
|
|
804 --emsg_off;
|
|
|
805
|
|
|
806 return retval;
|
|
|
807 }
|
|
|
808 #endif
|
|
|
809
|
|
|
810 /*
|
|
|
811 * Top level evaluation function, returning a number.
|
|
|
812 * Evaluates "expr" silently.
|
|
|
813 * Returns -1 for an error.
|
|
|
814 */
|
|
|
815 int
|
|
|
816 eval_to_number(expr)
|
|
|
817 char_u *expr;
|
|
|
818 {
|
|
71
|
819 typeval rettv;
|
|
7
|
820 int retval;
|
|
|
821 char_u *p = expr;
|
|
|
822
|
|
|
823 ++emsg_off;
|
|
|
824
|
|
71
|
825 if (eval1(&p, &rettv, TRUE) == FAIL)
|
|
7
|
826 retval = -1;
|
|
|
827 else
|
|
|
828 {
|
|
71
|
829 retval = get_tv_number(&rettv);
|
|
|
830 clear_tv(&rettv);
|
|
7
|
831 }
|
|
|
832 --emsg_off;
|
|
|
833
|
|
|
834 return retval;
|
|
|
835 }
|
|
|
836
|
|
|
837 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
838 /*
|
|
|
839 * Call some vimL function and return the result as a string
|
|
|
840 * Uses argv[argc] for the function arguments.
|
|
|
841 */
|
|
|
842 char_u *
|
|
|
843 call_vim_function(func, argc, argv, safe)
|
|
|
844 char_u *func;
|
|
|
845 int argc;
|
|
|
846 char_u **argv;
|
|
|
847 int safe; /* use the sandbox */
|
|
|
848 {
|
|
|
849 char_u *retval = NULL;
|
|
71
|
850 typeval rettv;
|
|
56
|
851 typeval *argvars;
|
|
7
|
852 long n;
|
|
|
853 int len;
|
|
|
854 int i;
|
|
|
855 int doesrange;
|
|
|
856 void *save_funccalp = NULL;
|
|
|
857
|
|
56
|
858 argvars = (typeval *)alloc((unsigned)(argc * sizeof(typeval)));
|
|
7
|
859 if (argvars == NULL)
|
|
|
860 return NULL;
|
|
|
861
|
|
|
862 for (i = 0; i < argc; i++)
|
|
|
863 {
|
|
12
|
864 /* Pass a NULL or empty argument as an empty string */
|
|
|
865 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
866 {
|
|
56
|
867 argvars[i].v_type = VAR_STRING;
|
|
|
868 argvars[i].vval.v_string = (char_u *)"";
|
|
12
|
869 continue;
|
|
|
870 }
|
|
|
871
|
|
7
|
872 /* Recognize a number argument, the others must be strings. */
|
|
|
873 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
874 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
875 {
|
|
56
|
876 argvars[i].v_type = VAR_NUMBER;
|
|
|
877 argvars[i].vval.v_number = n;
|
|
7
|
878 }
|
|
|
879 else
|
|
|
880 {
|
|
56
|
881 argvars[i].v_type = VAR_STRING;
|
|
|
882 argvars[i].vval.v_string = argv[i];
|
|
7
|
883 }
|
|
|
884 }
|
|
|
885
|
|
|
886 if (safe)
|
|
|
887 {
|
|
|
888 save_funccalp = save_funccal();
|
|
|
889 ++sandbox;
|
|
|
890 }
|
|
|
891
|
|
71
|
892 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
|
893 if (call_func(func, (int)STRLEN(func), &rettv, argc, argvars,
|
|
7
|
894 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
895 &doesrange, TRUE) == OK)
|
|
71
|
896 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
897
|
|
|
898 clear_tv(&rettv);
|
|
7
|
899 vim_free(argvars);
|
|
|
900
|
|
|
901 if (safe)
|
|
|
902 {
|
|
|
903 --sandbox;
|
|
|
904 restore_funccal(save_funccalp);
|
|
|
905 }
|
|
|
906 return retval;
|
|
|
907 }
|
|
|
908 #endif
|
|
|
909
|
|
|
910 /*
|
|
|
911 * Save the current function call pointer, and set it to NULL.
|
|
|
912 * Used when executing autocommands and for ":source".
|
|
|
913 */
|
|
|
914 void *
|
|
|
915 save_funccal()
|
|
|
916 {
|
|
|
917 struct funccall *fc;
|
|
|
918
|
|
|
919 fc = current_funccal;
|
|
|
920 current_funccal = NULL;
|
|
|
921 return (void *)fc;
|
|
|
922 }
|
|
|
923
|
|
|
924 void
|
|
|
925 restore_funccal(fc)
|
|
|
926 void *fc;
|
|
|
927 {
|
|
|
928 current_funccal = (struct funccall *)fc;
|
|
|
929 }
|
|
|
930
|
|
|
931 #ifdef FEAT_FOLDING
|
|
|
932 /*
|
|
|
933 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
934 * it in "*cp". Doesn't give error messages.
|
|
|
935 */
|
|
|
936 int
|
|
|
937 eval_foldexpr(arg, cp)
|
|
|
938 char_u *arg;
|
|
|
939 int *cp;
|
|
|
940 {
|
|
71
|
941 typeval tv;
|
|
7
|
942 int retval;
|
|
|
943 char_u *s;
|
|
|
944
|
|
|
945 ++emsg_off;
|
|
|
946 ++sandbox;
|
|
|
947 *cp = NUL;
|
|
71
|
948 if (eval0(arg, &tv, NULL, TRUE) == FAIL)
|
|
7
|
949 retval = 0;
|
|
|
950 else
|
|
|
951 {
|
|
|
952 /* If the result is a number, just return the number. */
|
|
71
|
953 if (tv.v_type == VAR_NUMBER)
|
|
|
954 retval = tv.vval.v_number;
|
|
|
955 else if (tv.v_type == VAR_UNKNOWN
|
|
|
956 || tv.vval.v_string == NULL)
|
|
7
|
957 retval = 0;
|
|
|
958 else
|
|
|
959 {
|
|
|
960 /* If the result is a string, check if there is a non-digit before
|
|
|
961 * the number. */
|
|
71
|
962 s = tv.vval.v_string;
|
|
7
|
963 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
964 *cp = *s++;
|
|
|
965 retval = atol((char *)s);
|
|
|
966 }
|
|
71
|
967 clear_tv(&tv);
|
|
7
|
968 }
|
|
|
969 --emsg_off;
|
|
|
970 --sandbox;
|
|
|
971
|
|
|
972 return retval;
|
|
|
973 }
|
|
|
974 #endif
|
|
|
975
|
|
|
976 /*
|
|
|
977 * Expands out the 'magic' {}'s in a variable/function name.
|
|
|
978 * Note that this can call itself recursively, to deal with
|
|
|
979 * constructs like foo{bar}{baz}{bam}
|
|
|
980 * The four pointer arguments point to "foo{expre}ss{ion}bar"
|
|
|
981 * "in_start" ^
|
|
|
982 * "expr_start" ^
|
|
|
983 * "expr_end" ^
|
|
|
984 * "in_end" ^
|
|
|
985 *
|
|
|
986 * Returns a new allocated string, which the caller must free.
|
|
|
987 * Returns NULL for failure.
|
|
|
988 */
|
|
|
989 static char_u *
|
|
|
990 make_expanded_name(in_start, expr_start, expr_end, in_end)
|
|
|
991 char_u *in_start;
|
|
|
992 char_u *expr_start;
|
|
|
993 char_u *expr_end;
|
|
|
994 char_u *in_end;
|
|
|
995 {
|
|
|
996 char_u c1;
|
|
|
997 char_u *retval = NULL;
|
|
|
998 char_u *temp_result;
|
|
|
999 char_u *nextcmd = NULL;
|
|
|
1000
|
|
|
1001 if (expr_end == NULL || in_end == NULL)
|
|
|
1002 return NULL;
|
|
|
1003 *expr_start = NUL;
|
|
|
1004 *expr_end = NUL;
|
|
|
1005 c1 = *in_end;
|
|
|
1006 *in_end = NUL;
|
|
|
1007
|
|
|
1008 temp_result = eval_to_string(expr_start + 1, &nextcmd);
|
|
|
1009 if (temp_result != NULL && nextcmd == NULL)
|
|
|
1010 {
|
|
|
1011 retval = alloc((unsigned)(STRLEN(temp_result) + (expr_start - in_start)
|
|
|
1012 + (in_end - expr_end) + 1));
|
|
|
1013
|
|
|
1014 if (retval != NULL)
|
|
|
1015 {
|
|
|
1016 STRCPY(retval, in_start);
|
|
|
1017 STRCAT(retval, temp_result);
|
|
|
1018 STRCAT(retval, expr_end + 1);
|
|
|
1019 }
|
|
|
1020 }
|
|
|
1021 vim_free(temp_result);
|
|
|
1022
|
|
|
1023 *in_end = c1; /* put char back for error messages */
|
|
|
1024 *expr_start = '{';
|
|
|
1025 *expr_end = '}';
|
|
|
1026
|
|
|
1027 if (retval != NULL)
|
|
|
1028 {
|
|
71
|
1029 temp_result = find_name_end(retval, &expr_start, &expr_end, FALSE);
|
|
7
|
1030 if (expr_start != NULL)
|
|
|
1031 {
|
|
|
1032 /* Further expansion! */
|
|
|
1033 temp_result = make_expanded_name(retval, expr_start,
|
|
|
1034 expr_end, temp_result);
|
|
|
1035 vim_free(retval);
|
|
|
1036 retval = temp_result;
|
|
|
1037 }
|
|
|
1038 }
|
|
|
1039
|
|
|
1040 return retval;
|
|
|
1041
|
|
|
1042 }
|
|
71
|
1043
|
|
|
1044 /*
|
|
|
1045 * ":let" list all variable values
|
|
|
1046 * ":let var1 var2" list variable values
|
|
|
1047 * ":let var = expr" assignment command.
|
|
|
1048 * ":let [var1, var2] = expr" unpack list.
|
|
7
|
1049 */
|
|
|
1050 void
|
|
|
1051 ex_let(eap)
|
|
|
1052 exarg_T *eap;
|
|
|
1053 {
|
|
|
1054 char_u *arg = eap->arg;
|
|
71
|
1055 char_u *expr = NULL;
|
|
|
1056 typeval rettv;
|
|
7
|
1057 int i;
|
|
71
|
1058 int var_count = 0;
|
|
|
1059 int semicolon = 0;
|
|
76
|
1060
|
|
|
1061 expr = skip_var_list(arg, &var_count, &semicolon);
|
|
|
1062 if (expr == NULL)
|
|
|
1063 return;
|
|
|
1064 expr = vim_strchr(expr, '=');
|
|
|
1065 if (expr == NULL)
|
|
|
1066 {
|
|
|
1067 if (*arg == '[')
|
|
|
1068 EMSG(_(e_invarg));
|
|
|
1069 else if (!ends_excmd(*arg))
|
|
71
|
1070 /* ":let var1 var2" */
|
|
|
1071 arg = list_arg_vars(eap, arg);
|
|
|
1072 else if (!eap->skip)
|
|
|
1073 /* ":let" */
|
|
|
1074 list_all_vars();
|
|
|
1075 eap->nextcmd = check_nextcmd(arg);
|
|
|
1076 }
|
|
|
1077 else
|
|
|
1078 {
|
|
76
|
1079 expr = skipwhite(expr + 1);
|
|
71
|
1080
|
|
|
1081 if (eap->skip)
|
|
|
1082 ++emsg_skip;
|
|
76
|
1083 i = eval0(expr, &rettv, &eap->nextcmd, !eap->skip);
|
|
71
|
1084 if (eap->skip)
|
|
|
1085 {
|
|
|
1086 if (i != FAIL)
|
|
|
1087 clear_tv(&rettv);
|
|
|
1088 --emsg_skip;
|
|
|
1089 }
|
|
|
1090 else if (i != FAIL)
|
|
|
1091 {
|
|
76
|
1092 (void)ex_let_vars(eap->arg, &rettv, FALSE, semicolon, var_count,
|
|
|
1093 (char_u *)"=");
|
|
|
1094 clear_tv(&rettv);
|
|
|
1095 }
|
|
|
1096 }
|
|
|
1097 }
|
|
|
1098
|
|
|
1099 /*
|
|
|
1100 * Assign the typevalue "tv" to the variable or variables at "arg_start".
|
|
|
1101 * Handles both "var" with any type and "[var, var; var]" with a list type.
|
|
|
1102 * Returns OK or FAIL;
|
|
|
1103 */
|
|
|
1104 static int
|
|
|
1105 ex_let_vars(arg_start, tv, copy, semicolon, var_count, nextchars)
|
|
|
1106 char_u *arg_start;
|
|
|
1107 typeval *tv;
|
|
|
1108 int copy; /* copy values from "tv", don't move */
|
|
|
1109 int semicolon; /* from skip_var_list() */
|
|
|
1110 int var_count; /* from skip_var_list() */
|
|
|
1111 char_u *nextchars; /* characters that must follow or NULL */
|
|
|
1112 {
|
|
|
1113 char_u *arg = arg_start;
|
|
|
1114 listvar *l;
|
|
|
1115 int i;
|
|
|
1116 listitem *item;
|
|
|
1117 typeval ltv;
|
|
|
1118
|
|
|
1119 if (*arg != '[')
|
|
|
1120 {
|
|
|
1121 /*
|
|
|
1122 * ":let var = expr" or ":for var in list"
|
|
|
1123 */
|
|
|
1124 if (ex_let_one(arg, tv, copy, nextchars) == NULL)
|
|
|
1125 return FAIL;
|
|
|
1126 return OK;
|
|
|
1127 }
|
|
|
1128
|
|
|
1129 /*
|
|
|
1130 * ":let [v1, v2] = list" or ":for [v1, v2] in listlist"
|
|
|
1131 */
|
|
|
1132 l = tv->vval.v_list;
|
|
|
1133 if (tv->v_type != VAR_LIST || l == NULL)
|
|
|
1134 {
|
|
|
1135 EMSG(_(e_listreq));
|
|
|
1136 return FAIL;
|
|
|
1137 }
|
|
|
1138
|
|
|
1139 i = list_len(l);
|
|
|
1140 if (semicolon == 0 && var_count < i)
|
|
|
1141 {
|
|
|
1142 EMSG(_("E999: Less targets than List items"));
|
|
|
1143 return FAIL;
|
|
|
1144 }
|
|
|
1145 if (var_count - semicolon > i)
|
|
|
1146 {
|
|
|
1147 EMSG(_("E999: More targets than List items"));
|
|
|
1148 return FAIL;
|
|
|
1149 }
|
|
|
1150
|
|
|
1151 item = l->lv_first;
|
|
|
1152 while (*arg != ']')
|
|
|
1153 {
|
|
|
1154 arg = skipwhite(arg + 1);
|
|
|
1155 arg = ex_let_one(arg, &item->li_tv, TRUE, (char_u *)",;]");
|
|
|
1156 item = item->li_next;
|
|
|
1157 if (arg == NULL)
|
|
|
1158 return FAIL;
|
|
|
1159
|
|
|
1160 arg = skipwhite(arg);
|
|
|
1161 if (*arg == ';')
|
|
|
1162 {
|
|
|
1163 /* Put the rest of the list (may be empty) in the var after ';'.
|
|
|
1164 * Create a new list for this. */
|
|
|
1165 l = list_alloc();
|
|
|
1166 if (l == NULL)
|
|
|
1167 return FAIL;
|
|
|
1168 while (item != NULL)
|
|
|
1169 {
|
|
|
1170 list_append_tv(l, &item->li_tv);
|
|
|
1171 item = item->li_next;
|
|
|
1172 }
|
|
|
1173
|
|
|
1174 ltv.v_type = VAR_LIST;
|
|
|
1175 ltv.vval.v_list = l;
|
|
|
1176 l->lv_refcount = 1;
|
|
|
1177
|
|
|
1178 arg = ex_let_one(skipwhite(arg + 1), <v, FALSE, (char_u *)"]");
|
|
|
1179 clear_tv(<v);
|
|
|
1180 if (arg == NULL)
|
|
|
1181 return FAIL;
|
|
|
1182 break;
|
|
|
1183 }
|
|
|
1184 else if (*arg != ',' && *arg != ']')
|
|
|
1185 {
|
|
|
1186 EMSG2(_(e_intern2), "ex_let_vars()");
|
|
|
1187 return FAIL;
|
|
|
1188 }
|
|
|
1189 }
|
|
|
1190
|
|
|
1191 return OK;
|
|
|
1192 }
|
|
|
1193
|
|
|
1194 /*
|
|
|
1195 * Skip over assignable variable "var" or list of variables "[var, var]".
|
|
|
1196 * Used for ":let varvar = expr" and ":for varvar in expr".
|
|
|
1197 * For "[var, var]" increment "*var_count" for each variable.
|
|
|
1198 * for "[var, var; var]" set "semicolon".
|
|
|
1199 * Return NULL for an error.
|
|
|
1200 */
|
|
|
1201 static char_u *
|
|
|
1202 skip_var_list(arg, var_count, semicolon)
|
|
|
1203 char_u *arg;
|
|
|
1204 int *var_count;
|
|
|
1205 int *semicolon;
|
|
|
1206 {
|
|
|
1207 char_u *p, *s;
|
|
|
1208
|
|
|
1209 if (*arg == '[')
|
|
|
1210 {
|
|
|
1211 /* "[var, var]": find the matching ']'. */
|
|
|
1212 p = arg;
|
|
|
1213 while (1)
|
|
|
1214 {
|
|
|
1215 p = skipwhite(p + 1); /* skip whites after '[', ';' or ',' */
|
|
|
1216 s = skip_var_one(p);
|
|
|
1217 if (s == p)
|
|
|
1218 {
|
|
|
1219 EMSG2(_(e_invarg2), p);
|
|
|
1220 return NULL;
|
|
|
1221 }
|
|
|
1222 ++*var_count;
|
|
|
1223
|
|
|
1224 p = skipwhite(s);
|
|
|
1225 if (*p == ']')
|
|
|
1226 break;
|
|
|
1227 else if (*p == ';')
|
|
|
1228 {
|
|
|
1229 if (*semicolon == 1)
|
|
71
|
1230 {
|
|
76
|
1231 EMSG(_("Double ; in list of variables"));
|
|
|
1232 return NULL;
|
|
71
|
1233 }
|
|
76
|
1234 *semicolon = 1;
|
|
|
1235 }
|
|
|
1236 else if (*p != ',')
|
|
|
1237 {
|
|
|
1238 EMSG2(_(e_invarg2), p);
|
|
|
1239 return NULL;
|
|
|
1240 }
|
|
|
1241 }
|
|
|
1242 return p + 1;
|
|
|
1243 }
|
|
|
1244 else
|
|
|
1245 return skip_var_one(arg);
|
|
|
1246 }
|
|
|
1247
|
|
|
1248 static char_u *
|
|
|
1249 skip_var_one(arg)
|
|
|
1250 char_u *arg;
|
|
|
1251 {
|
|
|
1252 if (vim_strchr((char_u *)"$@&", *arg) != NULL)
|
|
|
1253 ++arg;
|
|
|
1254 return find_name_end(arg, NULL, NULL, TRUE);
|
|
71
|
1255 }
|
|
|
1256
|
|
|
1257 static void
|
|
|
1258 list_all_vars()
|
|
|
1259 {
|
|
|
1260 int i;
|
|
|
1261
|
|
|
1262 /*
|
|
|
1263 * List all variables.
|
|
|
1264 */
|
|
|
1265 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
|
1266 if (VAR_ENTRY(i).v_name != NULL)
|
|
|
1267 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
1268 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
|
1269 if (BVAR_ENTRY(i).v_name != NULL)
|
|
|
1270 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
1271 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
|
1272 if (WVAR_ENTRY(i).v_name != NULL)
|
|
|
1273 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
1274 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
1275 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
1276 list_vim_var(i);
|
|
|
1277 }
|
|
|
1278
|
|
|
1279 /*
|
|
|
1280 * List variables in "arg".
|
|
|
1281 */
|
|
|
1282 static char_u *
|
|
|
1283 list_arg_vars(eap, arg)
|
|
|
1284 exarg_T *eap;
|
|
|
1285 char_u *arg;
|
|
|
1286 {
|
|
|
1287 int error = FALSE;
|
|
|
1288 char_u *temp_string = NULL;
|
|
|
1289 int arg_len;
|
|
7
|
1290 char_u *expr_start;
|
|
|
1291 char_u *expr_end;
|
|
|
1292 char_u *name_end;
|
|
71
|
1293 int c1 = 0, c2;
|
|
|
1294 int i;
|
|
|
1295 VAR varp;
|
|
|
1296 char_u *name;
|
|
|
1297
|
|
|
1298 while (!ends_excmd(*arg) && !got_int)
|
|
|
1299 {
|
|
|
1300 /* Find the end of the name. */
|
|
|
1301 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1302
|
|
|
1303 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1304 {
|
|
|
1305 emsg_severe = TRUE;
|
|
|
1306 EMSG(_(e_trailing));
|
|
|
1307 break;
|
|
|
1308 }
|
|
|
1309 if (!error && !eap->skip)
|
|
|
1310 {
|
|
|
1311 if (expr_start != NULL)
|
|
|
1312 {
|
|
|
1313 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1314 expr_end, name_end);
|
|
|
1315 if (temp_string == NULL)
|
|
7
|
1316 {
|
|
71
|
1317 /*
|
|
|
1318 * Report an invalid expression in braces, unless
|
|
|
1319 * the expression evaluation has been cancelled due
|
|
|
1320 * to an aborting error, an interrupt, or an
|
|
|
1321 * exception.
|
|
|
1322 */
|
|
|
1323 if (!aborting())
|
|
7
|
1324 {
|
|
71
|
1325 emsg_severe = TRUE;
|
|
|
1326 EMSG2(_(e_invarg2), arg);
|
|
|
1327 break;
|
|
7
|
1328 }
|
|
71
|
1329 error = TRUE;
|
|
|
1330 arg = skipwhite(name_end);
|
|
|
1331 continue;
|
|
|
1332 }
|
|
|
1333 arg = temp_string;
|
|
|
1334 arg_len = STRLEN(temp_string);
|
|
|
1335 }
|
|
|
1336 else
|
|
|
1337 {
|
|
|
1338 c1 = *name_end;
|
|
|
1339 *name_end = NUL;
|
|
|
1340 arg_len = (int)(name_end - arg);
|
|
|
1341 }
|
|
|
1342 i = find_vim_var(arg, arg_len);
|
|
|
1343 if (i >= 0)
|
|
|
1344 list_vim_var(i);
|
|
|
1345 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1346 {
|
|
|
1347 char_u numbuf[NUMBUFLEN];
|
|
|
1348
|
|
|
1349 sprintf((char *)numbuf, "%ld",
|
|
|
1350 (long)curbuf->b_changedtick);
|
|
|
1351 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1352 VAR_NUMBER, numbuf);
|
|
|
1353 }
|
|
|
1354 else
|
|
|
1355 {
|
|
|
1356 varp = find_var(arg, FALSE);
|
|
|
1357 if (varp == NULL)
|
|
|
1358 {
|
|
|
1359 /* Skip further arguments but do continue to
|
|
|
1360 * search for a trailing command. */
|
|
|
1361 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1362 error = TRUE;
|
|
|
1363 }
|
|
|
1364 else
|
|
|
1365 {
|
|
|
1366 name = vim_strchr(arg, ':');
|
|
|
1367 if (name != NULL)
|
|
7
|
1368 {
|
|
71
|
1369 /* "a:" vars have no name stored, use whole arg */
|
|
|
1370 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1371 c2 = NUL;
|
|
7
|
1372 else
|
|
|
1373 {
|
|
71
|
1374 c2 = *++name;
|
|
|
1375 *name = NUL;
|
|
7
|
1376 }
|
|
71
|
1377 list_one_var(varp, arg);
|
|
|
1378 if (c2 != NUL)
|
|
|
1379 *name = c2;
|
|
7
|
1380 }
|
|
|
1381 else
|
|
71
|
1382 list_one_var(varp, (char_u *)"");
|
|
7
|
1383 }
|
|
71
|
1384 }
|
|
|
1385 if (expr_start != NULL)
|
|
|
1386 vim_free(temp_string);
|
|
|
1387 else
|
|
|
1388 *name_end = c1;
|
|
|
1389 }
|
|
|
1390 arg = skipwhite(name_end);
|
|
|
1391 }
|
|
|
1392
|
|
|
1393 return arg;
|
|
|
1394 }
|
|
|
1395
|
|
|
1396 /*
|
|
|
1397 * Set one item of ":let var = expr" or ":let [v1, v2] = list" to its value.
|
|
|
1398 * Returns a pointer to the char just after the var name.
|
|
|
1399 * Returns NULL if there is an error.
|
|
|
1400 */
|
|
|
1401 static char_u *
|
|
|
1402 ex_let_one(arg, tv, copy, endchars)
|
|
|
1403 char_u *arg; /* points to variable name */
|
|
|
1404 typeval *tv; /* value to assign to variable */
|
|
|
1405 int copy; /* copy value from "tv" */
|
|
76
|
1406 char_u *endchars; /* valid chars after variable name or NULL */
|
|
71
|
1407 {
|
|
|
1408 int c1;
|
|
|
1409 char_u *name;
|
|
|
1410 char_u *p;
|
|
|
1411 char_u *arg_end = NULL;
|
|
|
1412 int len;
|
|
|
1413 int opt_flags;
|
|
|
1414
|
|
|
1415 /*
|
|
|
1416 * ":let $VAR = expr": Set environment variable.
|
|
|
1417 */
|
|
|
1418 if (*arg == '$')
|
|
|
1419 {
|
|
|
1420 /* Find the end of the name. */
|
|
|
1421 ++arg;
|
|
|
1422 name = arg;
|
|
|
1423 len = get_env_len(&arg);
|
|
|
1424 if (len == 0)
|
|
|
1425 EMSG2(_(e_invarg2), name - 1);
|
|
|
1426 else
|
|
|
1427 {
|
|
76
|
1428 if (endchars != NULL
|
|
|
1429 && vim_strchr(endchars, *skipwhite(arg)) == NULL)
|
|
71
|
1430 EMSG(_(e_letunexp));
|
|
7
|
1431 else
|
|
|
1432 {
|
|
71
|
1433 c1 = name[len];
|
|
|
1434 name[len] = NUL;
|
|
|
1435 p = get_tv_string(tv);
|
|
|
1436 vim_setenv(name, p);
|
|
|
1437 if (STRICMP(name, "HOME") == 0)
|
|
|
1438 init_homedir();
|
|
|
1439 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1440 didset_vim = FALSE;
|
|
|
1441 else if (didset_vimruntime && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1442 didset_vimruntime = FALSE;
|
|
|
1443 name[len] = c1;
|
|
|
1444 arg_end = arg;
|
|
|
1445 }
|
|
|
1446 }
|
|
|
1447 }
|
|
|
1448
|
|
|
1449 /*
|
|
|
1450 * ":let &option = expr": Set option value.
|
|
|
1451 * ":let &l:option = expr": Set local option value.
|
|
|
1452 * ":let &g:option = expr": Set global option value.
|
|
|
1453 */
|
|
|
1454 else if (*arg == '&')
|
|
|
1455 {
|
|
|
1456 /* Find the end of the name. */
|
|
|
1457 p = find_option_end(&arg, &opt_flags);
|
|
76
|
1458 if (p == NULL || (endchars != NULL
|
|
|
1459 && vim_strchr(endchars, *skipwhite(p)) == NULL))
|
|
71
|
1460 EMSG(_(e_letunexp));
|
|
|
1461 else
|
|
|
1462 {
|
|
|
1463 c1 = *p;
|
|
|
1464 *p = NUL;
|
|
|
1465 set_option_value(arg, get_tv_number(tv),
|
|
|
1466 get_tv_string(tv), opt_flags);
|
|
|
1467 *p = c1;
|
|
|
1468 arg_end = p;
|
|
|
1469 }
|
|
|
1470 }
|
|
|
1471
|
|
|
1472 /*
|
|
|
1473 * ":let @r = expr": Set register contents.
|
|
|
1474 */
|
|
|
1475 else if (*arg == '@')
|
|
|
1476 {
|
|
|
1477 ++arg;
|
|
76
|
1478 if (endchars != NULL
|
|
|
1479 && vim_strchr(endchars, *skipwhite(arg + 1)) == NULL)
|
|
71
|
1480 EMSG(_(e_letunexp));
|
|
|
1481 else
|
|
|
1482 {
|
|
|
1483 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1484 get_tv_string(tv), -1, FALSE);
|
|
|
1485 arg_end = arg + 1;
|
|
|
1486 }
|
|
|
1487 }
|
|
|
1488
|
|
|
1489 /*
|
|
|
1490 * ":let var = expr": Set internal variable.
|
|
|
1491 */
|
|
|
1492 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1493 {
|
|
|
1494 char_u *exp_name = NULL;
|
|
|
1495 char_u *expr_start, *expr_end;
|
|
|
1496
|
|
|
1497 /* Find the end of the name. */
|
|
|
1498 p = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1499 if (expr_start != NULL)
|
|
|
1500 {
|
|
|
1501 exp_name = make_expanded_name(arg, expr_start, expr_end, p);
|
|
|
1502 arg = exp_name;
|
|
|
1503 }
|
|
|
1504
|
|
|
1505 if (arg == NULL)
|
|
|
1506 {
|
|
|
1507 /* Report an invalid expression in braces, unless the
|
|
|
1508 * expression evaluation has been cancelled due to an
|
|
|
1509 * aborting error, an interrupt, or an exception. */
|
|
|
1510 if (!aborting())
|
|
7
|
1511 EMSG2(_(e_invarg2), arg);
|
|
71
|
1512 }
|
|
|
1513 else if (*p == '[')
|
|
|
1514 arg_end = set_var_idx(arg, p, tv, copy, endchars);
|
|
76
|
1515 else if (endchars != NULL
|
|
|
1516 && vim_strchr(endchars, *skipwhite(p)) == NULL)
|
|
71
|
1517 EMSG(_(e_letunexp));
|
|
|
1518 else if (STRNCMP(arg, "b:changedtick", 13) == 0
|
|
|
1519 && !eval_isnamec(arg[13]))
|
|
|
1520 EMSG2(_(e_readonlyvar), arg);
|
|
|
1521 else
|
|
|
1522 {
|
|
|
1523 c1 = *p;
|
|
|
1524 *p = NUL;
|
|
|
1525 set_var(arg, tv, copy);
|
|
|
1526 *p = c1;
|
|
|
1527 arg_end = p;
|
|
|
1528 }
|
|
|
1529
|
|
|
1530 vim_free(exp_name);
|
|
|
1531 }
|
|
|
1532
|
|
|
1533 else
|
|
|
1534 EMSG2(_(e_invarg2), arg);
|
|
|
1535
|
|
|
1536 return arg_end;
|
|
|
1537 }
|
|
|
1538
|
|
|
1539 /*
|
|
|
1540 * Set a variable with an index: "name[expr]", "name[expr][expr]", etc.
|
|
|
1541 * Only works if "name" is an existing List.
|
|
|
1542 * "ip" points to the first '['.
|
|
|
1543 * Returns a pointer to just after the last used ']'; NULL for error.
|
|
|
1544 */
|
|
|
1545 static char_u *
|
|
|
1546 set_var_idx(name, ip, rettv, copy, endchars)
|
|
|
1547 char_u *name;
|
|
|
1548 char_u *ip;
|
|
|
1549 typeval *rettv;
|
|
|
1550 int copy;
|
|
|
1551 char_u *endchars;
|
|
|
1552 {
|
|
|
1553 VAR v;
|
|
|
1554 int c1;
|
|
|
1555 char_u *p;
|
|
|
1556 typeval var1;
|
|
|
1557 typeval *tv;
|
|
|
1558 long n;
|
|
|
1559 listitem *item;
|
|
|
1560
|
|
|
1561 c1 = *ip;
|
|
|
1562 *ip = NUL;
|
|
|
1563 v = find_var(name, TRUE);
|
|
|
1564 if (v == NULL)
|
|
|
1565 EMSG2(_(e_undefvar), name);
|
|
|
1566 *ip = c1;
|
|
|
1567 if (v == NULL)
|
|
|
1568 return NULL;
|
|
|
1569
|
|
|
1570 tv = &v->tv;
|
|
|
1571 for (p = ip; *p == '['; p = skipwhite(p + 1))
|
|
|
1572 {
|
|
|
1573 if (tv->v_type != VAR_LIST || tv->vval.v_list == NULL)
|
|
|
1574 {
|
|
|
1575 EMSG(_("E999: Can only index a List"));
|
|
|
1576 p = NULL;
|
|
|
1577 break;
|
|
|
1578 }
|
|
|
1579 p = skipwhite(p + 1);
|
|
|
1580 if (eval1(&p, &var1, TRUE) == FAIL) /* recursive! */
|
|
|
1581 {
|
|
|
1582 p = NULL;
|
|
|
1583 break;
|
|
|
1584 }
|
|
|
1585 if (*p != ']')
|
|
|
1586 {
|
|
|
1587 EMSG(_(e_missbrac));
|
|
|
1588 clear_tv(&var1);
|
|
|
1589 p = NULL;
|
|
|
1590 break;
|
|
|
1591 }
|
|
|
1592 n = get_tv_number(&var1);
|
|
|
1593 clear_tv(&var1);
|
|
|
1594 item = list_find(tv->vval.v_list, n);
|
|
|
1595 if (item == NULL)
|
|
|
1596 {
|
|
|
1597 EMSGN(_(e_listidx), n);
|
|
|
1598 p = NULL;
|
|
|
1599 break;
|
|
|
1600 }
|
|
|
1601 tv = &item->li_tv;
|
|
|
1602 }
|
|
|
1603
|
|
|
1604 if (p != NULL)
|
|
|
1605 {
|
|
76
|
1606 if (endchars != NULL && vim_strchr(endchars, *p) == NULL)
|
|
71
|
1607 {
|
|
|
1608 EMSG(_(e_letunexp));
|
|
|
1609 p = NULL;
|
|
|
1610 }
|
|
|
1611 else
|
|
|
1612 {
|
|
|
1613 clear_tv(tv);
|
|
|
1614 if (copy)
|
|
|
1615 copy_tv(tv, rettv);
|
|
|
1616 else
|
|
|
1617 {
|
|
|
1618 *tv = *rettv;
|
|
|
1619 init_tv(rettv);
|
|
|
1620 }
|
|
|
1621 }
|
|
|
1622 }
|
|
|
1623 return p;
|
|
7
|
1624 }
|
|
|
1625
|
|
76
|
1626 /*
|
|
|
1627 * Add a watcher to a list.
|
|
|
1628 */
|
|
|
1629 static void
|
|
|
1630 list_add_watch(l, lw)
|
|
|
1631 listvar *l;
|
|
|
1632 listwatch *lw;
|
|
|
1633 {
|
|
|
1634 lw->lw_next = l->lv_watch;
|
|
|
1635 l->lv_watch = lw;
|
|
|
1636 }
|
|
|
1637
|
|
|
1638 /*
|
|
|
1639 * Remove a watches from a list.
|
|
|
1640 * No warning when it isn't found...
|
|
|
1641 */
|
|
|
1642 static void
|
|
|
1643 list_rem_watch(l, lwrem)
|
|
|
1644 listvar *l;
|
|
|
1645 listwatch *lwrem;
|
|
|
1646 {
|
|
|
1647 listwatch *lw, **lwp;
|
|
|
1648
|
|
|
1649 lwp = &l->lv_watch;
|
|
|
1650 for (lw = l->lv_watch; lw != NULL; lw = lw->lw_next)
|
|
|
1651 {
|
|
|
1652 if (lw == lwrem)
|
|
|
1653 {
|
|
|
1654 *lwp = lw->lw_next;
|
|
|
1655 break;
|
|
|
1656 }
|
|
|
1657 lwp = &lw->lw_next;
|
|
|
1658 }
|
|
|
1659 }
|
|
|
1660
|
|
|
1661 /*
|
|
|
1662 * Just before removing an item from a list: advance watchers to the next
|
|
|
1663 * item.
|
|
|
1664 */
|
|
|
1665 static void
|
|
|
1666 list_fix_watch(l, item)
|
|
|
1667 listvar *l;
|
|
|
1668 listitem *item;
|
|
|
1669 {
|
|
|
1670 listwatch *lw;
|
|
|
1671
|
|
|
1672 for (lw = l->lv_watch; lw != NULL; lw = lw->lw_next)
|
|
|
1673 if (lw->lw_item == item)
|
|
|
1674 lw->lw_item = item->li_next;
|
|
|
1675 }
|
|
|
1676
|
|
|
1677 /*
|
|
|
1678 * Evaluate the expression used in a ":for var in expr" command.
|
|
|
1679 * "arg" points to "var".
|
|
|
1680 * Set "*errp" to TRUE for an error, FALSE otherwise;
|
|
|
1681 * Return a pointer that holds the info. Null when there is an error.
|
|
|
1682 */
|
|
|
1683 void *
|
|
|
1684 eval_for_line(arg, errp, nextcmdp, skip)
|
|
|
1685 char_u *arg;
|
|
|
1686 int *errp;
|
|
|
1687 char_u **nextcmdp;
|
|
|
1688 int skip;
|
|
|
1689 {
|
|
|
1690 forinfo *fi;
|
|
|
1691 char_u *expr;
|
|
|
1692 typeval tv;
|
|
|
1693 listvar *l;
|
|
|
1694
|
|
|
1695 *errp = TRUE; /* default: there is an error */
|
|
|
1696
|
|
|
1697 fi = (forinfo *)alloc_clear(sizeof(forinfo));
|
|
|
1698 if (fi == NULL)
|
|
|
1699 return NULL;
|
|
|
1700
|
|
|
1701 expr = skip_var_list(arg, &fi->fi_varcount, &fi->fi_semicolon);
|
|
|
1702 if (expr == NULL)
|
|
|
1703 return fi;
|
|
|
1704
|
|
|
1705 expr = skipwhite(expr);
|
|
|
1706 if (expr[0] != 'i' || expr[1] != 'n' || !vim_iswhite(expr[2]))
|
|
|
1707 {
|
|
|
1708 EMSG(_("E999: Missing \"in\" after :for"));
|
|
|
1709 return fi;
|
|
|
1710 }
|
|
|
1711
|
|
|
1712 if (skip)
|
|
|
1713 ++emsg_skip;
|
|
|
1714 if (eval0(skipwhite(expr + 2), &tv, nextcmdp, !skip) == OK)
|
|
|
1715 {
|
|
|
1716 *errp = FALSE;
|
|
|
1717 if (!skip)
|
|
|
1718 {
|
|
|
1719 l = tv.vval.v_list;
|
|
|
1720 if (tv.v_type != VAR_LIST || l == NULL)
|
|
|
1721 EMSG(_(e_listreq));
|
|
|
1722 else
|
|
|
1723 {
|
|
|
1724 fi->fi_list = l;
|
|
|
1725 list_add_watch(l, &fi->fi_lw);
|
|
|
1726 fi->fi_lw.lw_item = l->lv_first;
|
|
|
1727 }
|
|
|
1728 }
|
|
|
1729 }
|
|
|
1730 if (skip)
|
|
|
1731 --emsg_skip;
|
|
|
1732
|
|
|
1733 return fi;
|
|
|
1734 }
|
|
|
1735
|
|
|
1736 /*
|
|
|
1737 * Use the first item in a ":for" list. Advance to the next.
|
|
|
1738 * Assign the values to the variable (list). "arg" points to the first one.
|
|
|
1739 * Return TRUE when a valid item was found, FALSE when at end of list or
|
|
|
1740 * something wrong.
|
|
|
1741 */
|
|
|
1742 int
|
|
|
1743 next_for_item(fi_void, arg)
|
|
|
1744 void *fi_void;
|
|
|
1745 char_u *arg;
|
|
|
1746 {
|
|
|
1747 forinfo *fi = (forinfo *)fi_void;
|
|
|
1748 int result;
|
|
|
1749 listitem *item;
|
|
|
1750
|
|
|
1751 item = fi->fi_lw.lw_item;
|
|
|
1752 if (item == NULL)
|
|
|
1753 result = FALSE;
|
|
|
1754 else
|
|
|
1755 {
|
|
|
1756 fi->fi_lw.lw_item = item->li_next;
|
|
|
1757 result = (ex_let_vars(arg, &item->li_tv, TRUE,
|
|
|
1758 fi->fi_semicolon, fi->fi_varcount, NULL) == OK);
|
|
|
1759 }
|
|
|
1760 return result;
|
|
|
1761 }
|
|
|
1762
|
|
|
1763 /*
|
|
|
1764 * Free the structure used to store info used by ":for".
|
|
|
1765 */
|
|
|
1766 void
|
|
|
1767 free_for_info(fi_void)
|
|
|
1768 void *fi_void;
|
|
|
1769 {
|
|
|
1770 forinfo *fi = (forinfo *)fi_void;
|
|
|
1771
|
|
|
1772 if (fi->fi_list != NULL)
|
|
|
1773 list_rem_watch(fi->fi_list, &fi->fi_lw);
|
|
|
1774 vim_free(fi);
|
|
|
1775 }
|
|
|
1776
|
|
7
|
1777 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1778
|
|
|
1779 void
|
|
|
1780 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1781 expand_T *xp;
|
|
|
1782 char_u *arg;
|
|
|
1783 cmdidx_T cmdidx;
|
|
|
1784 {
|
|
|
1785 int got_eq = FALSE;
|
|
|
1786 int c;
|
|
76
|
1787 char_u *p;
|
|
|
1788
|
|
|
1789 if (cmdidx == CMD_let)
|
|
|
1790 {
|
|
|
1791 xp->xp_context = EXPAND_USER_VARS;
|
|
|
1792 if (vim_strchr(arg, '=') == NULL)
|
|
|
1793 {
|
|
|
1794 /* ":let var1 var2 ...": find last space. */
|
|
|
1795 for (p = arg + STRLEN(arg); p > arg; )
|
|
|
1796 {
|
|
|
1797 xp->xp_pattern = p;
|
|
|
1798 p = mb_ptr_back(arg, p);
|
|
|
1799 if (vim_iswhite(*p))
|
|
|
1800 break;
|
|
|
1801 }
|
|
|
1802 return;
|
|
|
1803 }
|
|
|
1804 }
|
|
|
1805 else
|
|
|
1806 xp->xp_context = cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1807 : EXPAND_EXPRESSION;
|
|
7
|
1808 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1809 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1810 {
|
|
|
1811 c = *xp->xp_pattern;
|
|
|
1812 if (c == '&')
|
|
|
1813 {
|
|
|
1814 c = xp->xp_pattern[1];
|
|
|
1815 if (c == '&')
|
|
|
1816 {
|
|
|
1817 ++xp->xp_pattern;
|
|
|
1818 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1819 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1820 }
|
|
|
1821 else if (c != ' ')
|
|
|
1822 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1823 }
|
|
|
1824 else if (c == '$')
|
|
|
1825 {
|
|
|
1826 /* environment variable */
|
|
|
1827 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1828 }
|
|
|
1829 else if (c == '=')
|
|
|
1830 {
|
|
|
1831 got_eq = TRUE;
|
|
|
1832 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1833 }
|
|
|
1834 else if (c == '<'
|
|
|
1835 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1836 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1837 {
|
|
|
1838 /* Function name can start with "<SNR>" */
|
|
|
1839 break;
|
|
|
1840 }
|
|
|
1841 else if (cmdidx != CMD_let || got_eq)
|
|
|
1842 {
|
|
|
1843 if (c == '"') /* string */
|
|
|
1844 {
|
|
|
1845 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1846 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1847 ++xp->xp_pattern;
|
|
|
1848 xp->xp_context = EXPAND_NOTHING;
|
|
|
1849 }
|
|
|
1850 else if (c == '\'') /* literal string */
|
|
|
1851 {
|
|
|
1852 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1853 /* skip */ ;
|
|
|
1854 xp->xp_context = EXPAND_NOTHING;
|
|
|
1855 }
|
|
|
1856 else if (c == '|')
|
|
|
1857 {
|
|
|
1858 if (xp->xp_pattern[1] == '|')
|
|
|
1859 {
|
|
|
1860 ++xp->xp_pattern;
|
|
|
1861 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1862 }
|
|
|
1863 else
|
|
|
1864 xp->xp_context = EXPAND_COMMANDS;
|
|
|
1865 }
|
|
|
1866 else
|
|
|
1867 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1868 }
|
|
|
1869 else
|
|
76
|
1870 /* Doesn't look like something valid, expand as an expression
|
|
|
1871 * anyway. */
|
|
|
1872 xp->xp_context = EXPAND_EXPRESSION;
|
|
7
|
1873 arg = xp->xp_pattern;
|
|
|
1874 if (*arg != NUL)
|
|
|
1875 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
1876 /* skip */ ;
|
|
|
1877 }
|
|
|
1878 xp->xp_pattern = arg;
|
|
|
1879 }
|
|
|
1880
|
|
|
1881 #endif /* FEAT_CMDL_COMPL */
|
|
|
1882
|
|
|
1883 /*
|
|
|
1884 * ":1,25call func(arg1, arg2)" function call.
|
|
|
1885 */
|
|
|
1886 void
|
|
|
1887 ex_call(eap)
|
|
|
1888 exarg_T *eap;
|
|
|
1889 {
|
|
|
1890 char_u *arg = eap->arg;
|
|
|
1891 char_u *startarg;
|
|
|
1892 char_u *alias;
|
|
|
1893 char_u *name;
|
|
71
|
1894 typeval rettv;
|
|
7
|
1895 int len;
|
|
|
1896 linenr_T lnum;
|
|
|
1897 int doesrange;
|
|
|
1898 int failed = FALSE;
|
|
|
1899
|
|
|
1900 name = arg;
|
|
|
1901 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
1902 if (len == 0)
|
|
|
1903 goto end;
|
|
|
1904 if (alias != NULL)
|
|
|
1905 name = alias;
|
|
|
1906
|
|
|
1907 startarg = arg;
|
|
71
|
1908 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
7
|
1909
|
|
|
1910 if (*startarg != '(')
|
|
|
1911 {
|
|
|
1912 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
1913 goto end;
|
|
|
1914 }
|
|
|
1915
|
|
|
1916 /*
|
|
|
1917 * When skipping, evaluate the function once, to find the end of the
|
|
|
1918 * arguments.
|
|
|
1919 * When the function takes a range, this is discovered after the first
|
|
|
1920 * call, and the loop is broken.
|
|
|
1921 */
|
|
|
1922 if (eap->skip)
|
|
|
1923 {
|
|
|
1924 ++emsg_skip;
|
|
|
1925 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
1926 }
|
|
|
1927 else
|
|
|
1928 lnum = eap->line1;
|
|
|
1929 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
1930 {
|
|
|
1931 if (!eap->skip && eap->addr_count > 0)
|
|
|
1932 {
|
|
|
1933 curwin->w_cursor.lnum = lnum;
|
|
|
1934 curwin->w_cursor.col = 0;
|
|
|
1935 }
|
|
|
1936 arg = startarg;
|
|
71
|
1937 if (get_func_tv(name, len, &rettv, &arg,
|
|
7
|
1938 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
1939 {
|
|
|
1940 failed = TRUE;
|
|
|
1941 break;
|
|
|
1942 }
|
|
71
|
1943 clear_tv(&rettv);
|
|
7
|
1944 if (doesrange || eap->skip)
|
|
|
1945 break;
|
|
|
1946 /* Stop when immediately aborting on error, or when an interrupt
|
|
56
|
1947 * occurred or an exception was thrown but not caught.
|
|
71
|
1948 * get_func_tv() returned OK, so that the check for trailing
|
|
56
|
1949 * characters below is executed. */
|
|
7
|
1950 if (aborting())
|
|
|
1951 break;
|
|
|
1952 }
|
|
|
1953 if (eap->skip)
|
|
|
1954 --emsg_skip;
|
|
|
1955
|
|
|
1956 if (!failed)
|
|
|
1957 {
|
|
|
1958 /* Check for trailing illegal characters and a following command. */
|
|
|
1959 if (!ends_excmd(*arg))
|
|
|
1960 {
|
|
|
1961 emsg_severe = TRUE;
|
|
|
1962 EMSG(_(e_trailing));
|
|
|
1963 }
|
|
|
1964 else
|
|
|
1965 eap->nextcmd = check_nextcmd(arg);
|
|
|
1966 }
|
|
|
1967
|
|
|
1968 end:
|
|
|
1969 if (alias != NULL)
|
|
|
1970 vim_free(alias);
|
|
|
1971 }
|
|
|
1972
|
|
|
1973 /*
|
|
|
1974 * ":unlet[!] var1 ... " command.
|
|
|
1975 */
|
|
|
1976 void
|
|
|
1977 ex_unlet(eap)
|
|
|
1978 exarg_T *eap;
|
|
|
1979 {
|
|
|
1980 char_u *arg = eap->arg;
|
|
|
1981 char_u *name_end;
|
|
|
1982 char_u cc;
|
|
|
1983 char_u *expr_start;
|
|
|
1984 char_u *expr_end;
|
|
|
1985 int error = FALSE;
|
|
|
1986
|
|
|
1987 do
|
|
|
1988 {
|
|
|
1989 /* Find the end of the name. */
|
|
71
|
1990 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
7
|
1991
|
|
|
1992 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1993 {
|
|
|
1994 emsg_severe = TRUE;
|
|
|
1995 EMSG(_(e_trailing));
|
|
|
1996 break;
|
|
|
1997 }
|
|
|
1998
|
|
|
1999 if (!error && !eap->skip)
|
|
|
2000 {
|
|
|
2001 if (expr_start != NULL)
|
|
|
2002 {
|
|
|
2003 char_u *temp_string;
|
|
|
2004
|
|
|
2005 temp_string = make_expanded_name(arg, expr_start,
|
|
|
2006 expr_end, name_end);
|
|
|
2007 if (temp_string == NULL)
|
|
|
2008 {
|
|
|
2009 /*
|
|
|
2010 * Report an invalid expression in braces, unless the
|
|
|
2011 * expression evaluation has been cancelled due to an
|
|
|
2012 * aborting error, an interrupt, or an exception.
|
|
|
2013 */
|
|
|
2014 if (!aborting())
|
|
|
2015 {
|
|
|
2016 emsg_severe = TRUE;
|
|
|
2017 EMSG2(_(e_invarg2), arg);
|
|
|
2018 break;
|
|
|
2019 }
|
|
|
2020 error = TRUE;
|
|
|
2021 }
|
|
|
2022 else
|
|
|
2023 {
|
|
|
2024 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
2025 {
|
|
|
2026 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
2027 error = TRUE;
|
|
|
2028 }
|
|
|
2029 vim_free(temp_string);
|
|
|
2030 }
|
|
|
2031 }
|
|
|
2032 else
|
|
|
2033 {
|
|
|
2034 cc = *name_end;
|
|
|
2035 *name_end = NUL;
|
|
|
2036
|
|
|
2037 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
2038 {
|
|
|
2039 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
2040 error = TRUE;
|
|
|
2041 }
|
|
|
2042
|
|
|
2043 *name_end = cc;
|
|
|
2044 }
|
|
|
2045 }
|
|
|
2046 arg = skipwhite(name_end);
|
|
|
2047 } while (!ends_excmd(*arg));
|
|
|
2048
|
|
|
2049 eap->nextcmd = check_nextcmd(arg);
|
|
|
2050 }
|
|
|
2051
|
|
|
2052 /*
|
|
|
2053 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
2054 */
|
|
|
2055 int
|
|
|
2056 do_unlet(name)
|
|
|
2057 char_u *name;
|
|
|
2058 {
|
|
|
2059 VAR v;
|
|
|
2060
|
|
|
2061 v = find_var(name, TRUE);
|
|
|
2062 if (v != NULL)
|
|
|
2063 {
|
|
56
|
2064 clear_var(v);
|
|
7
|
2065 return OK;
|
|
|
2066 }
|
|
|
2067 return FAIL;
|
|
|
2068 }
|
|
|
2069
|
|
|
2070 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
2071 /*
|
|
|
2072 * Delete all "menutrans_" variables.
|
|
|
2073 */
|
|
|
2074 void
|
|
|
2075 del_menutrans_vars()
|
|
|
2076 {
|
|
|
2077 int i;
|
|
|
2078
|
|
|
2079 for (i = 0; i < variables.ga_len; ++i)
|
|
56
|
2080 if (VAR_ENTRY(i).v_name != NULL
|
|
|
2081 && STRNCMP(VAR_ENTRY(i).v_name, "menutrans_", 10) == 0)
|
|
|
2082 clear_var(&VAR_ENTRY(i));
|
|
7
|
2083 }
|
|
|
2084 #endif
|
|
|
2085
|
|
|
2086 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
2087
|
|
|
2088 /*
|
|
|
2089 * Local string buffer for the next two functions to store a variable name
|
|
|
2090 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
2091 * get_user_var_name().
|
|
|
2092 */
|
|
|
2093
|
|
|
2094 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
2095
|
|
|
2096 static char_u *varnamebuf = NULL;
|
|
|
2097 static int varnamebuflen = 0;
|
|
|
2098
|
|
|
2099 /*
|
|
|
2100 * Function to concatenate a prefix and a variable name.
|
|
|
2101 */
|
|
|
2102 static char_u *
|
|
|
2103 cat_prefix_varname(prefix, name)
|
|
|
2104 int prefix;
|
|
|
2105 char_u *name;
|
|
|
2106 {
|
|
|
2107 int len;
|
|
|
2108
|
|
|
2109 len = (int)STRLEN(name) + 3;
|
|
|
2110 if (len > varnamebuflen)
|
|
|
2111 {
|
|
|
2112 vim_free(varnamebuf);
|
|
|
2113 len += 10; /* some additional space */
|
|
|
2114 varnamebuf = alloc(len);
|
|
|
2115 if (varnamebuf == NULL)
|
|
|
2116 {
|
|
|
2117 varnamebuflen = 0;
|
|
|
2118 return NULL;
|
|
|
2119 }
|
|
|
2120 varnamebuflen = len;
|
|
|
2121 }
|
|
|
2122 *varnamebuf = prefix;
|
|
|
2123 varnamebuf[1] = ':';
|
|
|
2124 STRCPY(varnamebuf + 2, name);
|
|
|
2125 return varnamebuf;
|
|
|
2126 }
|
|
|
2127
|
|
|
2128 /*
|
|
|
2129 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
2130 * (global/buffer/window/built-in) variable names.
|
|
|
2131 */
|
|
|
2132 /*ARGSUSED*/
|
|
|
2133 char_u *
|
|
|
2134 get_user_var_name(xp, idx)
|
|
|
2135 expand_T *xp;
|
|
|
2136 int idx;
|
|
|
2137 {
|
|
|
2138 static int gidx;
|
|
|
2139 static int bidx;
|
|
|
2140 static int widx;
|
|
|
2141 static int vidx;
|
|
|
2142 char_u *name;
|
|
|
2143
|
|
|
2144 if (idx == 0)
|
|
|
2145 gidx = bidx = widx = vidx = 0;
|
|
|
2146 if (gidx < variables.ga_len) /* Global variables */
|
|
|
2147 {
|
|
56
|
2148 while ((name = VAR_ENTRY(gidx++).v_name) == NULL
|
|
7
|
2149 && gidx < variables.ga_len)
|
|
|
2150 /* skip */;
|
|
|
2151 if (name != NULL)
|
|
|
2152 {
|
|
|
2153 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
2154 return cat_prefix_varname('g', name);
|
|
|
2155 else
|
|
|
2156 return name;
|
|
|
2157 }
|
|
|
2158 }
|
|
|
2159 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
2160 {
|
|
56
|
2161 while ((name = BVAR_ENTRY(bidx++).v_name) == NULL
|
|
7
|
2162 && bidx < curbuf->b_vars.ga_len)
|
|
|
2163 /* skip */;
|
|
|
2164 if (name != NULL)
|
|
|
2165 return cat_prefix_varname('b', name);
|
|
|
2166 }
|
|
|
2167 if (bidx == curbuf->b_vars.ga_len)
|
|
|
2168 {
|
|
|
2169 ++bidx;
|
|
|
2170 return (char_u *)"b:changedtick";
|
|
|
2171 }
|
|
|
2172 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
2173 {
|
|
56
|
2174 while ((name = WVAR_ENTRY(widx++).v_name) == NULL
|
|
7
|
2175 && widx < curwin->w_vars.ga_len)
|
|
|
2176 /* skip */;
|
|
|
2177 if (name != NULL)
|
|
|
2178 return cat_prefix_varname('w', name);
|
|
|
2179 }
|
|
|
2180 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
2181 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
2182
|
|
|
2183 vim_free(varnamebuf);
|
|
|
2184 varnamebuf = NULL;
|
|
|
2185 varnamebuflen = 0;
|
|
|
2186 return NULL;
|
|
|
2187 }
|
|
|
2188
|
|
|
2189 #endif /* FEAT_CMDL_COMPL */
|
|
|
2190
|
|
|
2191 /*
|
|
|
2192 * types for expressions.
|
|
|
2193 */
|
|
|
2194 typedef enum
|
|
|
2195 {
|
|
|
2196 TYPE_UNKNOWN = 0
|
|
|
2197 , TYPE_EQUAL /* == */
|
|
|
2198 , TYPE_NEQUAL /* != */
|
|
|
2199 , TYPE_GREATER /* > */
|
|
|
2200 , TYPE_GEQUAL /* >= */
|
|
|
2201 , TYPE_SMALLER /* < */
|
|
|
2202 , TYPE_SEQUAL /* <= */
|
|
|
2203 , TYPE_MATCH /* =~ */
|
|
|
2204 , TYPE_NOMATCH /* !~ */
|
|
|
2205 } exptype_T;
|
|
|
2206
|
|
|
2207 /*
|
|
|
2208 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
71
|
2209 * executed. The function may return OK, but the rettv will be of type
|
|
7
|
2210 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
2211 */
|
|
|
2212
|
|
|
2213 /*
|
|
|
2214 * Handle zero level expression.
|
|
|
2215 * This calls eval1() and handles error message and nextcmd.
|
|
71
|
2216 * Put the result in "rettv" when returning OK and "evaluate" is TRUE.
|
|
7
|
2217 * Return OK or FAIL.
|
|
|
2218 */
|
|
|
2219 static int
|
|
71
|
2220 eval0(arg, rettv, nextcmd, evaluate)
|
|
7
|
2221 char_u *arg;
|
|
71
|
2222 typeval *rettv;
|
|
7
|
2223 char_u **nextcmd;
|
|
|
2224 int evaluate;
|
|
|
2225 {
|
|
|
2226 int ret;
|
|
|
2227 char_u *p;
|
|
|
2228
|
|
|
2229 p = skipwhite(arg);
|
|
71
|
2230 ret = eval1(&p, rettv, evaluate);
|
|
7
|
2231 if (ret == FAIL || !ends_excmd(*p))
|
|
|
2232 {
|
|
|
2233 if (ret != FAIL)
|
|
71
|
2234 clear_tv(rettv);
|
|
7
|
2235 /*
|
|
|
2236 * Report the invalid expression unless the expression evaluation has
|
|
|
2237 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
2238 * exception.
|
|
|
2239 */
|
|
|
2240 if (!aborting())
|
|
|
2241 EMSG2(_(e_invexpr2), arg);
|
|
|
2242 ret = FAIL;
|
|
|
2243 }
|
|
|
2244 if (nextcmd != NULL)
|
|
|
2245 *nextcmd = check_nextcmd(p);
|
|
|
2246
|
|
|
2247 return ret;
|
|
|
2248 }
|
|
|
2249
|
|
|
2250 /*
|
|
|
2251 * Handle top level expression:
|
|
|
2252 * expr1 ? expr0 : expr0
|
|
|
2253 *
|
|
|
2254 * "arg" must point to the first non-white of the expression.
|
|
|
2255 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2256 *
|
|
|
2257 * Return OK or FAIL.
|
|
|
2258 */
|
|
|
2259 static int
|
|
71
|
2260 eval1(arg, rettv, evaluate)
|
|
7
|
2261 char_u **arg;
|
|
71
|
2262 typeval *rettv;
|
|
7
|
2263 int evaluate;
|
|
|
2264 {
|
|
|
2265 int result;
|
|
56
|
2266 typeval var2;
|
|
7
|
2267
|
|
|
2268 /*
|
|
|
2269 * Get the first variable.
|
|
|
2270 */
|
|
71
|
2271 if (eval2(arg, rettv, evaluate) == FAIL)
|
|
7
|
2272 return FAIL;
|
|
|
2273
|
|
|
2274 if ((*arg)[0] == '?')
|
|
|
2275 {
|
|
|
2276 result = FALSE;
|
|
|
2277 if (evaluate)
|
|
|
2278 {
|
|
71
|
2279 if (get_tv_number(rettv) != 0)
|
|
7
|
2280 result = TRUE;
|
|
71
|
2281 clear_tv(rettv);
|
|
7
|
2282 }
|
|
|
2283
|
|
|
2284 /*
|
|
|
2285 * Get the second variable.
|
|
|
2286 */
|
|
|
2287 *arg = skipwhite(*arg + 1);
|
|
71
|
2288 if (eval1(arg, rettv, evaluate && result) == FAIL) /* recursive! */
|
|
7
|
2289 return FAIL;
|
|
|
2290
|
|
|
2291 /*
|
|
|
2292 * Check for the ":".
|
|
|
2293 */
|
|
|
2294 if ((*arg)[0] != ':')
|
|
|
2295 {
|
|
|
2296 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
2297 if (evaluate && result)
|
|
71
|
2298 clear_tv(rettv);
|
|
7
|
2299 return FAIL;
|
|
|
2300 }
|
|
|
2301
|
|
|
2302 /*
|
|
|
2303 * Get the third variable.
|
|
|
2304 */
|
|
|
2305 *arg = skipwhite(*arg + 1);
|
|
|
2306 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
2307 {
|
|
|
2308 if (evaluate && result)
|
|
71
|
2309 clear_tv(rettv);
|
|
7
|
2310 return FAIL;
|
|
|
2311 }
|
|
|
2312 if (evaluate && !result)
|
|
71
|
2313 *rettv = var2;
|
|
7
|
2314 }
|
|
|
2315
|
|
|
2316 return OK;
|
|
|
2317 }
|
|
|
2318
|
|
|
2319 /*
|
|
|
2320 * Handle first level expression:
|
|
|
2321 * expr2 || expr2 || expr2 logical OR
|
|
|
2322 *
|
|
|
2323 * "arg" must point to the first non-white of the expression.
|
|
|
2324 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2325 *
|
|
|
2326 * Return OK or FAIL.
|
|
|
2327 */
|
|
|
2328 static int
|
|
71
|
2329 eval2(arg, rettv, evaluate)
|
|
7
|
2330 char_u **arg;
|
|
71
|
2331 typeval *rettv;
|
|
7
|
2332 int evaluate;
|
|
|
2333 {
|
|
56
|
2334 typeval var2;
|
|
7
|
2335 long result;
|
|
|
2336 int first;
|
|
|
2337
|
|
|
2338 /*
|
|
|
2339 * Get the first variable.
|
|
|
2340 */
|
|
71
|
2341 if (eval3(arg, rettv, evaluate) == FAIL)
|
|
7
|
2342 return FAIL;
|
|
|
2343
|
|
|
2344 /*
|
|
|
2345 * Repeat until there is no following "||".
|
|
|
2346 */
|
|
|
2347 first = TRUE;
|
|
|
2348 result = FALSE;
|
|
|
2349 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
2350 {
|
|
|
2351 if (evaluate && first)
|
|
|
2352 {
|
|
71
|
2353 if (get_tv_number(rettv) != 0)
|
|
7
|
2354 result = TRUE;
|
|
71
|
2355 clear_tv(rettv);
|
|
7
|
2356 first = FALSE;
|
|
|
2357 }
|
|
|
2358
|
|
|
2359 /*
|
|
|
2360 * Get the second variable.
|
|
|
2361 */
|
|
|
2362 *arg = skipwhite(*arg + 2);
|
|
|
2363 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
2364 return FAIL;
|
|
|
2365
|
|
|
2366 /*
|
|
|
2367 * Compute the result.
|
|
|
2368 */
|
|
|
2369 if (evaluate && !result)
|
|
|
2370 {
|
|
71
|
2371 if (get_tv_number(&var2) != 0)
|
|
7
|
2372 result = TRUE;
|
|
71
|
2373 clear_tv(&var2);
|
|
7
|
2374 }
|
|
|
2375 if (evaluate)
|
|
|
2376 {
|
|
71
|
2377 rettv->v_type = VAR_NUMBER;
|
|
|
2378 rettv->vval.v_number = result;
|
|
7
|
2379 }
|
|
|
2380 }
|
|
|
2381
|
|
|
2382 return OK;
|
|
|
2383 }
|
|
|
2384
|
|
|
2385 /*
|
|
|
2386 * Handle second level expression:
|
|
|
2387 * expr3 && expr3 && expr3 logical AND
|
|
|
2388 *
|
|
|
2389 * "arg" must point to the first non-white of the expression.
|
|
|
2390 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2391 *
|
|
|
2392 * Return OK or FAIL.
|
|
|
2393 */
|
|
|
2394 static int
|
|
71
|
2395 eval3(arg, rettv, evaluate)
|
|
7
|
2396 char_u **arg;
|
|
71
|
2397 typeval *rettv;
|
|
7
|
2398 int evaluate;
|
|
|
2399 {
|
|
56
|
2400 typeval var2;
|
|
7
|
2401 long result;
|
|
|
2402 int first;
|
|
|
2403
|
|
|
2404 /*
|
|
|
2405 * Get the first variable.
|
|
|
2406 */
|
|
71
|
2407 if (eval4(arg, rettv, evaluate) == FAIL)
|
|
7
|
2408 return FAIL;
|
|
|
2409
|
|
|
2410 /*
|
|
|
2411 * Repeat until there is no following "&&".
|
|
|
2412 */
|
|
|
2413 first = TRUE;
|
|
|
2414 result = TRUE;
|
|
|
2415 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
2416 {
|
|
|
2417 if (evaluate && first)
|
|
|
2418 {
|
|
71
|
2419 if (get_tv_number(rettv) == 0)
|
|
7
|
2420 result = FALSE;
|
|
71
|
2421 clear_tv(rettv);
|
|
7
|
2422 first = FALSE;
|
|
|
2423 }
|
|
|
2424
|
|
|
2425 /*
|
|
|
2426 * Get the second variable.
|
|
|
2427 */
|
|
|
2428 *arg = skipwhite(*arg + 2);
|
|
|
2429 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
2430 return FAIL;
|
|
|
2431
|
|
|
2432 /*
|
|
|
2433 * Compute the result.
|
|
|
2434 */
|
|
|
2435 if (evaluate && result)
|
|
|
2436 {
|
|
71
|
2437 if (get_tv_number(&var2) == 0)
|
|
7
|
2438 result = FALSE;
|
|
71
|
2439 clear_tv(&var2);
|
|
7
|
2440 }
|
|
|
2441 if (evaluate)
|
|
|
2442 {
|
|
71
|
2443 rettv->v_type = VAR_NUMBER;
|
|
|
2444 rettv->vval.v_number = result;
|
|
7
|
2445 }
|
|
|
2446 }
|
|
|
2447
|
|
|
2448 return OK;
|
|
|
2449 }
|
|
|
2450
|
|
|
2451 /*
|
|
|
2452 * Handle third level expression:
|
|
|
2453 * var1 == var2
|
|
|
2454 * var1 =~ var2
|
|
|
2455 * var1 != var2
|
|
|
2456 * var1 !~ var2
|
|
|
2457 * var1 > var2
|
|
|
2458 * var1 >= var2
|
|
|
2459 * var1 < var2
|
|
|
2460 * var1 <= var2
|
|
80
|
2461 * var1 is var2
|
|
|
2462 * var1 isnot var2
|
|
7
|
2463 *
|
|
|
2464 * "arg" must point to the first non-white of the expression.
|
|
|
2465 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2466 *
|
|
|
2467 * Return OK or FAIL.
|
|
|
2468 */
|
|
|
2469 static int
|
|
71
|
2470 eval4(arg, rettv, evaluate)
|
|
7
|
2471 char_u **arg;
|
|
71
|
2472 typeval *rettv;
|
|
7
|
2473 int evaluate;
|
|
|
2474 {
|
|
56
|
2475 typeval var2;
|
|
7
|
2476 char_u *p;
|
|
|
2477 int i;
|
|
|
2478 exptype_T type = TYPE_UNKNOWN;
|
|
80
|
2479 int type_is = FALSE; /* TRUE for "is" and "isnot" */
|
|
7
|
2480 int len = 2;
|
|
|
2481 long n1, n2;
|
|
|
2482 char_u *s1, *s2;
|
|
|
2483 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2484 regmatch_T regmatch;
|
|
|
2485 int ic;
|
|
|
2486 char_u *save_cpo;
|
|
|
2487
|
|
|
2488 /*
|
|
|
2489 * Get the first variable.
|
|
|
2490 */
|
|
71
|
2491 if (eval5(arg, rettv, evaluate) == FAIL)
|
|
7
|
2492 return FAIL;
|
|
|
2493
|
|
|
2494 p = *arg;
|
|
|
2495 switch (p[0])
|
|
|
2496 {
|
|
|
2497 case '=': if (p[1] == '=')
|
|
|
2498 type = TYPE_EQUAL;
|
|
|
2499 else if (p[1] == '~')
|
|
|
2500 type = TYPE_MATCH;
|
|
|
2501 break;
|
|
|
2502 case '!': if (p[1] == '=')
|
|
|
2503 type = TYPE_NEQUAL;
|
|
|
2504 else if (p[1] == '~')
|
|
|
2505 type = TYPE_NOMATCH;
|
|
|
2506 break;
|
|
|
2507 case '>': if (p[1] != '=')
|
|
|
2508 {
|
|
|
2509 type = TYPE_GREATER;
|
|
|
2510 len = 1;
|
|
|
2511 }
|
|
|
2512 else
|
|
|
2513 type = TYPE_GEQUAL;
|
|
|
2514 break;
|
|
|
2515 case '<': if (p[1] != '=')
|
|
|
2516 {
|
|
|
2517 type = TYPE_SMALLER;
|
|
|
2518 len = 1;
|
|
|
2519 }
|
|
|
2520 else
|
|
|
2521 type = TYPE_SEQUAL;
|
|
|
2522 break;
|
|
80
|
2523 case 'i': if (p[1] == 's')
|
|
|
2524 {
|
|
|
2525 if (p[2] == 'n' && p[3] == 'o' && p[4] == 't')
|
|
|
2526 len = 5;
|
|
|
2527 if (!vim_isIDc(p[len]))
|
|
|
2528 {
|
|
|
2529 type = len == 2 ? TYPE_EQUAL : TYPE_NEQUAL;
|
|
|
2530 type_is = TRUE;
|
|
|
2531 }
|
|
|
2532 }
|
|
|
2533 break;
|
|
7
|
2534 }
|
|
|
2535
|
|
|
2536 /*
|
|
|
2537 * If there is a comparitive operator, use it.
|
|
|
2538 */
|
|
|
2539 if (type != TYPE_UNKNOWN)
|
|
|
2540 {
|
|
|
2541 /* extra question mark appended: ignore case */
|
|
|
2542 if (p[len] == '?')
|
|
|
2543 {
|
|
|
2544 ic = TRUE;
|
|
|
2545 ++len;
|
|
|
2546 }
|
|
|
2547 /* extra '#' appended: match case */
|
|
|
2548 else if (p[len] == '#')
|
|
|
2549 {
|
|
|
2550 ic = FALSE;
|
|
|
2551 ++len;
|
|
|
2552 }
|
|
|
2553 /* nothing appened: use 'ignorecase' */
|
|
|
2554 else
|
|
|
2555 ic = p_ic;
|
|
|
2556
|
|
|
2557 /*
|
|
|
2558 * Get the second variable.
|
|
|
2559 */
|
|
|
2560 *arg = skipwhite(p + len);
|
|
|
2561 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
2562 {
|
|
71
|
2563 clear_tv(rettv);
|
|
7
|
2564 return FAIL;
|
|
|
2565 }
|
|
|
2566
|
|
|
2567 if (evaluate)
|
|
|
2568 {
|
|
80
|
2569 if (type_is && rettv->v_type != var2.v_type)
|
|
|
2570 {
|
|
|
2571 /* For "is" a different type always means FALSE, for "notis"
|
|
|
2572 * it means TRUE. */
|
|
|
2573 n1 = (type == TYPE_NEQUAL);
|
|
|
2574 }
|
|
|
2575 else if (rettv->v_type == VAR_LIST || var2.v_type == VAR_LIST)
|
|
|
2576 {
|
|
|
2577 if (type_is)
|
|
|
2578 {
|
|
|
2579 n1 = (rettv->v_type == var2.v_type
|
|
|
2580 && rettv->vval.v_list == var2.vval.v_list);
|
|
|
2581 if (type == TYPE_NEQUAL)
|
|
|
2582 n1 = !n1;
|
|
|
2583 }
|
|
|
2584 else if (rettv->v_type != var2.v_type
|
|
|
2585 || (type != TYPE_EQUAL && type != TYPE_NEQUAL))
|
|
|
2586 {
|
|
|
2587 if (rettv->v_type != var2.v_type)
|
|
|
2588 EMSG(_("E999: Can only compare List with List"));
|
|
|
2589 else
|
|
|
2590 EMSG(_("E999: Invalid operation for Lists"));
|
|
|
2591 clear_tv(rettv);
|
|
|
2592 clear_tv(&var2);
|
|
|
2593 return FAIL;
|
|
|
2594 }
|
|
|
2595 else
|
|
|
2596 {
|
|
|
2597 /* Compare two Lists for being equal or unequal. */
|
|
|
2598 n1 = list_equal(rettv->vval.v_list, var2.vval.v_list, ic);
|
|
|
2599 if (type == TYPE_NEQUAL)
|
|
|
2600 n1 = !n1;
|
|
|
2601 }
|
|
|
2602 }
|
|
|
2603
|
|
|
2604 else if (rettv->v_type == VAR_FUNC || var2.v_type == VAR_FUNC)
|
|
|
2605 {
|
|
|
2606 if (rettv->v_type != var2.v_type
|
|
|
2607 || (type != TYPE_EQUAL && type != TYPE_NEQUAL))
|
|
|
2608 {
|
|
|
2609 if (rettv->v_type != var2.v_type)
|
|
|
2610 EMSG(_("E999: Can only compare Funcref with Funcref"));
|
|
|
2611 else
|
|
|
2612 EMSG(_("E999: Invalid operation for Funcrefs"));
|
|
|
2613 clear_tv(rettv);
|
|
|
2614 clear_tv(&var2);
|
|
|
2615 return FAIL;
|
|
|
2616 }
|
|
|
2617 else
|
|
|
2618 {
|
|
|
2619 /* Compare two Funcrefs for being equal or unequal. */
|
|
|
2620 if (rettv->vval.v_string == NULL
|
|
|
2621 || var2.vval.v_string == NULL)
|
|
|
2622 n1 = FALSE;
|
|
|
2623 else
|
|
|
2624 n1 = STRCMP(rettv->vval.v_string,
|
|
|
2625 var2.vval.v_string) == 0;
|
|
|
2626 if (type == TYPE_NEQUAL)
|
|
|
2627 n1 = !n1;
|
|
|
2628 }
|
|
|
2629 }
|
|
|
2630
|
|
7
|
2631 /*
|
|
|
2632 * If one of the two variables is a number, compare as a number.
|
|
|
2633 * When using "=~" or "!~", always compare as string.
|
|
|
2634 */
|
|
80
|
2635 else if ((rettv->v_type == VAR_NUMBER || var2.v_type == VAR_NUMBER)
|
|
7
|
2636 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2637 {
|
|
71
|
2638 n1 = get_tv_number(rettv);
|
|
|
2639 n2 = get_tv_number(&var2);
|
|
7
|
2640 switch (type)
|
|
|
2641 {
|
|
|
2642 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2643 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2644 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2645 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2646 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2647 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2648 case TYPE_UNKNOWN:
|
|
|
2649 case TYPE_MATCH:
|
|
|
2650 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2651 }
|
|
|
2652 }
|
|
|
2653 else
|
|
|
2654 {
|
|
71
|
2655 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2656 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2657 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2658 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2659 else
|
|
|
2660 i = 0;
|
|
|
2661 n1 = FALSE;
|
|
|
2662 switch (type)
|
|
|
2663 {
|
|
|
2664 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2665 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2666 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2667 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2668 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2669 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2670
|
|
|
2671 case TYPE_MATCH:
|
|
|
2672 case TYPE_NOMATCH:
|
|
|
2673 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2674 save_cpo = p_cpo;
|
|
|
2675 p_cpo = (char_u *)"";
|
|
|
2676 regmatch.regprog = vim_regcomp(s2,
|
|
|
2677 RE_MAGIC + RE_STRING);
|
|
|
2678 regmatch.rm_ic = ic;
|
|
|
2679 if (regmatch.regprog != NULL)
|
|
|
2680 {
|
|
|
2681 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2682 vim_free(regmatch.regprog);
|
|
|
2683 if (type == TYPE_NOMATCH)
|
|
|
2684 n1 = !n1;
|
|
|
2685 }
|
|
|
2686 p_cpo = save_cpo;
|
|
|
2687 break;
|
|
|
2688
|
|
|
2689 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2690 }
|
|
|
2691 }
|
|
71
|
2692 clear_tv(rettv);
|
|
|
2693 clear_tv(&var2);
|
|
|
2694 rettv->v_type = VAR_NUMBER;
|
|
|
2695 rettv->vval.v_number = n1;
|
|
7
|
2696 }
|
|
|
2697 }
|
|
|
2698
|
|
|
2699 return OK;
|
|
|
2700 }
|
|
|
2701
|
|
|
2702 /*
|
|
|
2703 * Handle fourth level expression:
|
|
|
2704 * + number addition
|
|
|
2705 * - number subtraction
|
|
|
2706 * . string concatenation
|
|
|
2707 *
|
|
|
2708 * "arg" must point to the first non-white of the expression.
|
|
|
2709 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2710 *
|
|
|
2711 * Return OK or FAIL.
|
|
|
2712 */
|
|
|
2713 static int
|
|
71
|
2714 eval5(arg, rettv, evaluate)
|
|
7
|
2715 char_u **arg;
|
|
71
|
2716 typeval *rettv;
|
|
7
|
2717 int evaluate;
|
|
|
2718 {
|
|
56
|
2719 typeval var2;
|
|
80
|
2720 typeval var3;
|
|
7
|
2721 int op;
|
|
|
2722 long n1, n2;
|
|
|
2723 char_u *s1, *s2;
|
|
|
2724 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2725 char_u *p;
|
|
|
2726
|
|
|
2727 /*
|
|
|
2728 * Get the first variable.
|
|
|
2729 */
|
|
71
|
2730 if (eval6(arg, rettv, evaluate) == FAIL)
|
|
7
|
2731 return FAIL;
|
|
|
2732
|
|
|
2733 /*
|
|
|
2734 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2735 */
|
|
|
2736 for (;;)
|
|
|
2737 {
|
|
|
2738 op = **arg;
|
|
|
2739 if (op != '+' && op != '-' && op != '.')
|
|
|
2740 break;
|
|
|
2741
|
|
|
2742 /*
|
|
|
2743 * Get the second variable.
|
|
|
2744 */
|
|
|
2745 *arg = skipwhite(*arg + 1);
|
|
|
2746 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2747 {
|
|
71
|
2748 clear_tv(rettv);
|
|
7
|
2749 return FAIL;
|
|
|
2750 }
|
|
|
2751
|
|
|
2752 if (evaluate)
|
|
|
2753 {
|
|
|
2754 /*
|
|
|
2755 * Compute the result.
|
|
|
2756 */
|
|
|
2757 if (op == '.')
|
|
|
2758 {
|
|
71
|
2759 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2760 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2761 op = (int)STRLEN(s1);
|
|
|
2762 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2763 if (p != NULL)
|
|
|
2764 {
|
|
|
2765 STRCPY(p, s1);
|
|
|
2766 STRCPY(p + op, s2);
|
|
|
2767 }
|
|
71
|
2768 clear_tv(rettv);
|
|
|
2769 rettv->v_type = VAR_STRING;
|
|
|
2770 rettv->vval.v_string = p;
|
|
7
|
2771 }
|
|
80
|
2772 else if (rettv->v_type == VAR_LIST && var2.v_type == VAR_LIST)
|
|
|
2773 {
|
|
|
2774 /* concatenate Lists */
|
|
|
2775 if (list_concat(rettv->vval.v_list, var2.vval.v_list,
|
|
|
2776 &var3) == FAIL)
|
|
|
2777 {
|
|
|
2778 clear_tv(rettv);
|
|
|
2779 clear_tv(&var2);
|
|
|
2780 return FAIL;
|
|
|
2781 }
|
|
|
2782 clear_tv(rettv);
|
|
|
2783 *rettv = var3;
|
|
|
2784 }
|
|
7
|
2785 else
|
|
|
2786 {
|
|
71
|
2787 n1 = get_tv_number(rettv);
|
|
|
2788 n2 = get_tv_number(&var2);
|
|
|
2789 clear_tv(rettv);
|
|
7
|
2790 if (op == '+')
|
|
|
2791 n1 = n1 + n2;
|
|
|
2792 else
|
|
|
2793 n1 = n1 - n2;
|
|
71
|
2794 rettv->v_type = VAR_NUMBER;
|
|
|
2795 rettv->vval.v_number = n1;
|
|
|
2796 }
|
|
|
2797 clear_tv(&var2);
|
|
7
|
2798 }
|
|
|
2799 }
|
|
|
2800 return OK;
|
|
|
2801 }
|
|
|
2802
|
|
|
2803 /*
|
|
|
2804 * Handle fifth level expression:
|
|
|
2805 * * number multiplication
|
|
|
2806 * / number division
|
|
|
2807 * % number modulo
|
|
|
2808 *
|
|
|
2809 * "arg" must point to the first non-white of the expression.
|
|
|
2810 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2811 *
|
|
|
2812 * Return OK or FAIL.
|
|
|
2813 */
|
|
|
2814 static int
|
|
71
|
2815 eval6(arg, rettv, evaluate)
|
|
7
|
2816 char_u **arg;
|
|
71
|
2817 typeval *rettv;
|
|
7
|
2818 int evaluate;
|
|
|
2819 {
|
|
56
|
2820 typeval var2;
|
|
7
|
2821 int op;
|
|
|
2822 long n1, n2;
|
|
|
2823
|
|
|
2824 /*
|
|
|
2825 * Get the first variable.
|
|
|
2826 */
|
|
71
|
2827 if (eval7(arg, rettv, evaluate) == FAIL)
|
|
7
|
2828 return FAIL;
|
|
|
2829
|
|
|
2830 /*
|
|
|
2831 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2832 */
|
|
|
2833 for (;;)
|
|
|
2834 {
|
|
|
2835 op = **arg;
|
|
|
2836 if (op != '*' && op != '/' && op != '%')
|
|
|
2837 break;
|
|
|
2838
|
|
|
2839 if (evaluate)
|
|
|
2840 {
|
|
71
|
2841 n1 = get_tv_number(rettv);
|
|
|
2842 clear_tv(rettv);
|
|
7
|
2843 }
|
|
|
2844 else
|
|
|
2845 n1 = 0;
|
|
|
2846
|
|
|
2847 /*
|
|
|
2848 * Get the second variable.
|
|
|
2849 */
|
|
|
2850 *arg = skipwhite(*arg + 1);
|
|
|
2851 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2852 return FAIL;
|
|
|
2853
|
|
|
2854 if (evaluate)
|
|
|
2855 {
|
|
71
|
2856 n2 = get_tv_number(&var2);
|
|
|
2857 clear_tv(&var2);
|
|
7
|
2858
|
|
|
2859 /*
|
|
|
2860 * Compute the result.
|
|
|
2861 */
|
|
|
2862 if (op == '*')
|
|
|
2863 n1 = n1 * n2;
|
|
|
2864 else if (op == '/')
|
|
|
2865 {
|
|
|
2866 if (n2 == 0) /* give an error message? */
|
|
|
2867 n1 = 0x7fffffffL;
|
|
|
2868 else
|
|
|
2869 n1 = n1 / n2;
|
|
|
2870 }
|
|
|
2871 else
|
|
|
2872 {
|
|
|
2873 if (n2 == 0) /* give an error message? */
|
|
|
2874 n1 = 0;
|
|
|
2875 else
|
|
|
2876 n1 = n1 % n2;
|
|
|
2877 }
|
|
71
|
2878 rettv->v_type = VAR_NUMBER;
|
|
|
2879 rettv->vval.v_number = n1;
|
|
7
|
2880 }
|
|
|
2881 }
|
|
|
2882
|
|
|
2883 return OK;
|
|
|
2884 }
|
|
|
2885
|
|
|
2886 /*
|
|
|
2887 * Handle sixth level expression:
|
|
|
2888 * number number constant
|
|
|
2889 * "string" string contstant
|
|
|
2890 * 'string' literal string contstant
|
|
|
2891 * &option-name option value
|
|
|
2892 * @r register contents
|
|
|
2893 * identifier variable value
|
|
|
2894 * function() function call
|
|
|
2895 * $VAR environment variable
|
|
|
2896 * (expression) nested expression
|
|
|
2897 *
|
|
|
2898 * Also handle:
|
|
|
2899 * ! in front logical NOT
|
|
|
2900 * - in front unary minus
|
|
|
2901 * + in front unary plus (ignored)
|
|
|
2902 * trailing [] subscript in String
|
|
|
2903 *
|
|
|
2904 * "arg" must point to the first non-white of the expression.
|
|
|
2905 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2906 *
|
|
|
2907 * Return OK or FAIL.
|
|
|
2908 */
|
|
|
2909 static int
|
|
71
|
2910 eval7(arg, rettv, evaluate)
|
|
7
|
2911 char_u **arg;
|
|
71
|
2912 typeval *rettv;
|
|
7
|
2913 int evaluate;
|
|
|
2914 {
|
|
|
2915 long n;
|
|
|
2916 int len;
|
|
|
2917 char_u *s;
|
|
|
2918 int val;
|
|
|
2919 char_u *start_leader, *end_leader;
|
|
|
2920 int ret = OK;
|
|
|
2921 char_u *alias;
|
|
|
2922
|
|
|
2923 /*
|
|
71
|
2924 * Initialise variable so that clear_tv() can't mistake this for a
|
|
56
|
2925 * string and free a string that isn't there.
|
|
7
|
2926 */
|
|
71
|
2927 rettv->v_type = VAR_UNKNOWN;
|
|
7
|
2928
|
|
|
2929 /*
|
|
|
2930 * Skip '!' and '-' characters. They are handled later.
|
|
|
2931 */
|
|
|
2932 start_leader = *arg;
|
|
|
2933 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
2934 *arg = skipwhite(*arg + 1);
|
|
|
2935 end_leader = *arg;
|
|
|
2936
|
|
|
2937 switch (**arg)
|
|
|
2938 {
|
|
|
2939 /*
|
|
|
2940 * Number constant.
|
|
|
2941 */
|
|
|
2942 case '0':
|
|
|
2943 case '1':
|
|
|
2944 case '2':
|
|
|
2945 case '3':
|
|
|
2946 case '4':
|
|
|
2947 case '5':
|
|
|
2948 case '6':
|
|
|
2949 case '7':
|
|
|
2950 case '8':
|
|
|
2951 case '9':
|
|
|
2952 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
2953 *arg += len;
|
|
|
2954 if (evaluate)
|
|
|
2955 {
|
|
71
|
2956 rettv->v_type = VAR_NUMBER;
|
|
|
2957 rettv->vval.v_number = n;
|
|
7
|
2958 }
|
|
|
2959 break;
|
|
|
2960
|
|
|
2961 /*
|
|
|
2962 * String constant: "string".
|
|
|
2963 */
|
|
71
|
2964 case '"': ret = get_string_tv(arg, rettv, evaluate);
|
|
7
|
2965 break;
|
|
|
2966
|
|
|
2967 /*
|
|
|
2968 * Literal string constant: 'string'.
|
|
|
2969 */
|
|
71
|
2970 case '\'': ret = get_lit_string_tv(arg, rettv, evaluate);
|
|
56
|
2971 break;
|
|
|
2972
|
|
|
2973 /*
|
|
|
2974 * List: [expr, expr]
|
|
|
2975 */
|
|
71
|
2976 case '[': ret = get_list_tv(arg, rettv, evaluate);
|
|
7
|
2977 break;
|
|
|
2978
|
|
|
2979 /*
|
|
|
2980 * Option value: &name
|
|
|
2981 */
|
|
71
|
2982 case '&': ret = get_option_tv(arg, rettv, evaluate);
|
|
7
|
2983 break;
|
|
|
2984
|
|
|
2985 /*
|
|
|
2986 * Environment variable: $VAR.
|
|
|
2987 */
|
|
71
|
2988 case '$': ret = get_env_tv(arg, rettv, evaluate);
|
|
7
|
2989 break;
|
|
|
2990
|
|
|
2991 /*
|
|
|
2992 * Register contents: @r.
|
|
|
2993 */
|
|
|
2994 case '@': ++*arg;
|
|
|
2995 if (evaluate)
|
|
|
2996 {
|
|
71
|
2997 rettv->v_type = VAR_STRING;
|
|
|
2998 rettv->vval.v_string = get_reg_contents(**arg, FALSE);
|
|
7
|
2999 }
|
|
|
3000 if (**arg != NUL)
|
|
|
3001 ++*arg;
|
|
|
3002 break;
|
|
|
3003
|
|
|
3004 /*
|
|
|
3005 * nested expression: (expression).
|
|
|
3006 */
|
|
|
3007 case '(': *arg = skipwhite(*arg + 1);
|
|
71
|
3008 ret = eval1(arg, rettv, evaluate); /* recursive! */
|
|
7
|
3009 if (**arg == ')')
|
|
|
3010 ++*arg;
|
|
|
3011 else if (ret == OK)
|
|
|
3012 {
|
|
|
3013 EMSG(_("E110: Missing ')'"));
|
|
71
|
3014 clear_tv(rettv);
|
|
7
|
3015 ret = FAIL;
|
|
|
3016 }
|
|
|
3017 break;
|
|
|
3018
|
|
|
3019 /*
|
|
|
3020 * Must be a variable or function name then.
|
|
|
3021 */
|
|
|
3022 default: s = *arg;
|
|
|
3023 len = get_func_len(arg, &alias, evaluate);
|
|
|
3024 if (alias != NULL)
|
|
|
3025 s = alias;
|
|
|
3026
|
|
|
3027 if (len == 0)
|
|
|
3028 ret = FAIL;
|
|
|
3029 else
|
|
|
3030 {
|
|
|
3031 if (**arg == '(') /* recursive! */
|
|
|
3032 {
|
|
56
|
3033 /* If "s" is the name of a variable of type VAR_FUNC
|
|
|
3034 * use its contents. */
|
|
|
3035 s = deref_func_name(s, &len);
|
|
|
3036
|
|
|
3037 /* Invoke the function. */
|
|
71
|
3038 ret = get_func_tv(s, len, rettv, arg,
|
|
7
|
3039 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
3040 &len, evaluate);
|
|
|
3041 /* Stop the expression evaluation when immediately
|
|
|
3042 * aborting on error, or when an interrupt occurred or
|
|
|
3043 * an exception was thrown but not caught. */
|
|
|
3044 if (aborting())
|
|
|
3045 {
|
|
|
3046 if (ret == OK)
|
|
71
|
3047 clear_tv(rettv);
|
|
7
|
3048 ret = FAIL;
|
|
|
3049 }
|
|
|
3050 }
|
|
|
3051 else if (evaluate)
|
|
71
|
3052 ret = get_var_tv(s, len, rettv);
|
|
7
|
3053 }
|
|
|
3054
|
|
|
3055 if (alias != NULL)
|
|
|
3056 vim_free(alias);
|
|
|
3057
|
|
|
3058 break;
|
|
|
3059 }
|
|
|
3060 *arg = skipwhite(*arg);
|
|
|
3061
|
|
|
3062 /*
|
|
56
|
3063 * Handle expr[expr] and expr[expr:expr] subscript.
|
|
7
|
3064 */
|
|
56
|
3065 while (**arg == '[' && ret == OK)
|
|
|
3066 {
|
|
71
|
3067 if (eval_index(arg, rettv, evaluate) == FAIL)
|
|
|
3068 {
|
|
|
3069 clear_tv(rettv);
|
|
7
|
3070 return FAIL;
|
|
|
3071 }
|
|
|
3072 }
|
|
|
3073
|
|
|
3074 /*
|
|
|
3075 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
3076 */
|
|
|
3077 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
3078 {
|
|
71
|
3079 val = get_tv_number(rettv);
|
|
7
|
3080 while (end_leader > start_leader)
|
|
|
3081 {
|
|
|
3082 --end_leader;
|
|
|
3083 if (*end_leader == '!')
|
|
|
3084 val = !val;
|
|
|
3085 else if (*end_leader == '-')
|
|
|
3086 val = -val;
|
|
|
3087 }
|
|
71
|
3088 clear_tv(rettv);
|
|
|
3089 rettv->v_type = VAR_NUMBER;
|
|
|
3090 rettv->vval.v_number = val;
|
|
7
|
3091 }
|
|
|
3092
|
|
|
3093 return ret;
|
|
|
3094 }
|
|
|
3095
|
|
|
3096 /*
|
|
56
|
3097 * Evaluate an "[expr]" or "[expr:expr]" index.
|
|
|
3098 * "*arg" points to the '['.
|
|
|
3099 * Returns FAIL or OK. "*arg" is advanced to after the ']'.
|
|
|
3100 */
|
|
|
3101 static int
|
|
71
|
3102 eval_index(arg, rettv, evaluate)
|
|
56
|
3103 char_u **arg;
|
|
71
|
3104 typeval *rettv;
|
|
56
|
3105 int evaluate;
|
|
|
3106 {
|
|
|
3107 int empty1 = FALSE, empty2 = FALSE;
|
|
|
3108 typeval var1, var2;
|
|
|
3109 long n1, n2 = 0;
|
|
|
3110 long len;
|
|
|
3111 int range;
|
|
|
3112 char_u *s;
|
|
|
3113
|
|
71
|
3114 if (rettv->v_type == VAR_FUNC)
|
|
56
|
3115 {
|
|
|
3116 EMSG(_("E999: Cannot index a Funcref"));
|
|
|
3117 return FAIL;
|
|
|
3118 }
|
|
|
3119
|
|
|
3120 /*
|
|
|
3121 * Get the (first) variable from inside the [].
|
|
|
3122 */
|
|
|
3123 *arg = skipwhite(*arg + 1);
|
|
|
3124 if (**arg == ':')
|
|
|
3125 empty1 = TRUE;
|
|
|
3126 else if (eval1(arg, &var1, evaluate) == FAIL) /* recursive! */
|
|
|
3127 return FAIL;
|
|
|
3128
|
|
|
3129 /*
|
|
|
3130 * Get the second variable from inside the [:].
|
|
|
3131 */
|
|
|
3132 if (**arg == ':')
|
|
|
3133 {
|
|
|
3134 range = TRUE;
|
|
|
3135 *arg = skipwhite(*arg + 1);
|
|
|
3136 if (**arg == ']')
|
|
|
3137 empty2 = TRUE;
|
|
|
3138 else if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
3139 {
|
|
71
|
3140 clear_tv(&var1);
|
|
56
|
3141 return FAIL;
|
|
|
3142 }
|
|
|
3143 }
|
|
|
3144 else
|
|
|
3145 range = FALSE;
|
|
|
3146
|
|
|
3147 /* Check for the ']'. */
|
|
|
3148 if (**arg != ']')
|
|
|
3149 {
|
|
71
|
3150 EMSG(_(e_missbrac));
|
|
|
3151 clear_tv(&var1);
|
|
56
|
3152 if (range)
|
|
71
|
3153 clear_tv(&var2);
|
|
56
|
3154 return FAIL;
|
|
|
3155 }
|
|
|
3156
|
|
|
3157 if (evaluate)
|
|
|
3158 {
|
|
|
3159 if (empty1)
|
|
|
3160 n1 = 0;
|
|
|
3161 else
|
|
|
3162 {
|
|
71
|
3163 n1 = get_tv_number(&var1);
|
|
|
3164 clear_tv(&var1);
|
|
56
|
3165 }
|
|
|
3166 if (range)
|
|
|
3167 {
|
|
|
3168 if (empty2)
|
|
|
3169 n2 = -1;
|
|
|
3170 else
|
|
|
3171 {
|
|
71
|
3172 n2 = get_tv_number(&var2);
|
|
|
3173 clear_tv(&var2);
|
|
|
3174 }
|
|
|
3175 }
|
|
|
3176
|
|
|
3177 switch (rettv->v_type)
|
|
56
|
3178 {
|
|
|
3179 case VAR_NUMBER:
|
|
|
3180 case VAR_STRING:
|
|
71
|
3181 s = get_tv_string(rettv);
|
|
56
|
3182 len = (long)STRLEN(s);
|
|
|
3183 if (range)
|
|
|
3184 {
|
|
|
3185 /* The resulting variable is a substring. If the indexes
|
|
|
3186 * are out of range the result is empty. */
|
|
|
3187 if (n1 < 0)
|
|
|
3188 {
|
|
|
3189 n1 = len + n1;
|
|
|
3190 if (n1 < 0)
|
|
|
3191 n1 = 0;
|
|
|
3192 }
|
|
|
3193 if (n2 < 0)
|
|
|
3194 n2 = len + n2;
|
|
|
3195 else if (n2 >= len)
|
|
|
3196 n2 = len;
|
|
|
3197 if (n1 >= len || n2 < 0 || n1 > n2)
|
|
|
3198 s = NULL;
|
|
|
3199 else
|
|
|
3200 s = vim_strnsave(s + n1, (int)(n2 - n1 + 1));
|
|
|
3201 }
|
|
|
3202 else
|
|
|
3203 {
|
|
|
3204 /* The resulting variable is a string of a single
|
|
|
3205 * character. If the index is too big or negative the
|
|
|
3206 * result is empty. */
|
|
|
3207 if (n1 >= len || n1 < 0)
|
|
|
3208 s = NULL;
|
|
|
3209 else
|
|
|
3210 s = vim_strnsave(s + n1, 1);
|
|
|
3211 }
|
|
71
|
3212 clear_tv(rettv);
|
|
|
3213 rettv->v_type = VAR_STRING;
|
|
|
3214 rettv->vval.v_string = s;
|
|
56
|
3215 break;
|
|
|
3216
|
|
|
3217 case VAR_LIST:
|
|
71
|
3218 len = list_len(rettv->vval.v_list);
|
|
56
|
3219 if (n1 < 0)
|
|
|
3220 n1 = len + n1;
|
|
|
3221 if (!empty1 && (n1 < 0 || n1 >= len))
|
|
|
3222 {
|
|
|
3223 EMSGN(_(e_listidx), n1);
|
|
|
3224 return FAIL;
|
|
|
3225 }
|
|
|
3226 if (range)
|
|
|
3227 {
|
|
|
3228 listvar *l;
|
|
|
3229 listitem *item;
|
|
|
3230
|
|
|
3231 if (n2 < 0)
|
|
|
3232 n2 = len + n2;
|
|
|
3233 if (!empty2 && (n2 < 0 || n2 >= len || n2 < n1))
|
|
|
3234 {
|
|
|
3235 EMSGN(_(e_listidx), n2);
|
|
|
3236 return FAIL;
|
|
|
3237 }
|
|
|
3238 l = list_alloc();
|
|
|
3239 if (l == NULL)
|
|
|
3240 return FAIL;
|
|
71
|
3241 for (item = list_find(rettv->vval.v_list, n1);
|
|
56
|
3242 n1 <= n2; ++n1)
|
|
|
3243 {
|
|
|
3244 if (list_append_tv(l, &item->li_tv) == FAIL)
|
|
|
3245 {
|
|
|
3246 list_free(l);
|
|
|
3247 return FAIL;
|
|
|
3248 }
|
|
|
3249 item = item->li_next;
|
|
|
3250 }
|
|
71
|
3251 clear_tv(rettv);
|
|
|
3252 rettv->v_type = VAR_LIST;
|
|
|
3253 rettv->vval.v_list = l;
|
|
56
|
3254 }
|
|
|
3255 else
|
|
|
3256 {
|
|
71
|
3257 copy_tv(&list_find(rettv->vval.v_list, n1)->li_tv,
|
|
56
|
3258 &var1);
|
|
71
|
3259 clear_tv(rettv);
|
|
|
3260 *rettv = var1;
|
|
56
|
3261 }
|
|
|
3262 break;
|
|
|
3263 }
|
|
|
3264 }
|
|
|
3265
|
|
|
3266 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
3267 return OK;
|
|
|
3268 }
|
|
|
3269
|
|
|
3270 /*
|
|
7
|
3271 * Get an option value.
|
|
|
3272 * "arg" points to the '&' or '+' before the option name.
|
|
|
3273 * "arg" is advanced to character after the option name.
|
|
|
3274 * Return OK or FAIL.
|
|
|
3275 */
|
|
|
3276 static int
|
|
71
|
3277 get_option_tv(arg, rettv, evaluate)
|
|
7
|
3278 char_u **arg;
|
|
71
|
3279 typeval *rettv; /* when NULL, only check if option exists */
|
|
7
|
3280 int evaluate;
|
|
|
3281 {
|
|
|
3282 char_u *option_end;
|
|
|
3283 long numval;
|
|
|
3284 char_u *stringval;
|
|
|
3285 int opt_type;
|
|
|
3286 int c;
|
|
|
3287 int working = (**arg == '+'); /* has("+option") */
|
|
|
3288 int ret = OK;
|
|
|
3289 int opt_flags;
|
|
|
3290
|
|
|
3291 /*
|
|
|
3292 * Isolate the option name and find its value.
|
|
|
3293 */
|
|
|
3294 option_end = find_option_end(arg, &opt_flags);
|
|
|
3295 if (option_end == NULL)
|
|
|
3296 {
|
|
71
|
3297 if (rettv != NULL)
|
|
7
|
3298 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
3299 return FAIL;
|
|
|
3300 }
|
|
|
3301
|
|
|
3302 if (!evaluate)
|
|
|
3303 {
|
|
|
3304 *arg = option_end;
|
|
|
3305 return OK;
|
|
|
3306 }
|
|
|
3307
|
|
|
3308 c = *option_end;
|
|
|
3309 *option_end = NUL;
|
|
|
3310 opt_type = get_option_value(*arg, &numval,
|
|
71
|
3311 rettv == NULL ? NULL : &stringval, opt_flags);
|
|
7
|
3312
|
|
|
3313 if (opt_type == -3) /* invalid name */
|
|
|
3314 {
|
|
71
|
3315 if (rettv != NULL)
|
|
7
|
3316 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
3317 ret = FAIL;
|
|
|
3318 }
|
|
71
|
3319 else if (rettv != NULL)
|
|
7
|
3320 {
|
|
|
3321 if (opt_type == -2) /* hidden string option */
|
|
|
3322 {
|
|
71
|
3323 rettv->v_type = VAR_STRING;
|
|
|
3324 rettv->vval.v_string = NULL;
|
|
7
|
3325 }
|
|
|
3326 else if (opt_type == -1) /* hidden number option */
|
|
|
3327 {
|
|
71
|
3328 rettv->v_type = VAR_NUMBER;
|
|
|
3329 rettv->vval.v_number = 0;
|
|
7
|
3330 }
|
|
|
3331 else if (opt_type == 1) /* number option */
|
|
|
3332 {
|
|
71
|
3333 rettv->v_type = VAR_NUMBER;
|
|
|
3334 rettv->vval.v_number = numval;
|
|
7
|
3335 }
|
|
|
3336 else /* string option */
|
|
|
3337 {
|
|
71
|
3338 rettv->v_type = VAR_STRING;
|
|
|
3339 rettv->vval.v_string = stringval;
|
|
7
|
3340 }
|
|
|
3341 }
|
|
|
3342 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
3343 ret = FAIL;
|
|
|
3344
|
|
|
3345 *option_end = c; /* put back for error messages */
|
|
|
3346 *arg = option_end;
|
|
|
3347
|
|
|
3348 return ret;
|
|
|
3349 }
|
|
|
3350
|
|
|
3351 /*
|
|
|
3352 * Allocate a variable for a string constant.
|
|
|
3353 * Return OK or FAIL.
|
|
|
3354 */
|
|
|
3355 static int
|
|
71
|
3356 get_string_tv(arg, rettv, evaluate)
|
|
7
|
3357 char_u **arg;
|
|
71
|
3358 typeval *rettv;
|
|
7
|
3359 int evaluate;
|
|
|
3360 {
|
|
|
3361 char_u *p;
|
|
|
3362 char_u *name;
|
|
|
3363 int i;
|
|
|
3364 int extra = 0;
|
|
|
3365
|
|
|
3366 /*
|
|
|
3367 * Find the end of the string, skipping backslashed characters.
|
|
|
3368 */
|
|
39
|
3369 for (p = *arg + 1; *p && *p != '"'; mb_ptr_adv(p))
|
|
7
|
3370 {
|
|
|
3371 if (*p == '\\' && p[1] != NUL)
|
|
|
3372 {
|
|
|
3373 ++p;
|
|
|
3374 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
3375 * to 6 characters: reserve space for 2 extra */
|
|
|
3376 if (*p == '<')
|
|
|
3377 extra += 2;
|
|
|
3378 }
|
|
|
3379 }
|
|
|
3380
|
|
|
3381 if (*p != '"')
|
|
|
3382 {
|
|
|
3383 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
3384 return FAIL;
|
|
|
3385 }
|
|
|
3386
|
|
|
3387 /* If only parsing, set *arg and return here */
|
|
|
3388 if (!evaluate)
|
|
|
3389 {
|
|
|
3390 *arg = p + 1;
|
|
|
3391 return OK;
|
|
|
3392 }
|
|
|
3393
|
|
|
3394 /*
|
|
|
3395 * Copy the string into allocated memory, handling backslashed
|
|
|
3396 * characters.
|
|
|
3397 */
|
|
|
3398 name = alloc((unsigned)(p - *arg + extra));
|
|
|
3399 if (name == NULL)
|
|
|
3400 return FAIL;
|
|
|
3401
|
|
|
3402 i = 0;
|
|
|
3403 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
3404 {
|
|
|
3405 if (*p == '\\')
|
|
|
3406 {
|
|
|
3407 switch (*++p)
|
|
|
3408 {
|
|
|
3409 case 'b': name[i++] = BS; break;
|
|
|
3410 case 'e': name[i++] = ESC; break;
|
|
|
3411 case 'f': name[i++] = FF; break;
|
|
|
3412 case 'n': name[i++] = NL; break;
|
|
|
3413 case 'r': name[i++] = CAR; break;
|
|
|
3414 case 't': name[i++] = TAB; break;
|
|
|
3415
|
|
|
3416 case 'X': /* hex: "\x1", "\x12" */
|
|
|
3417 case 'x':
|
|
|
3418 case 'u': /* Unicode: "\u0023" */
|
|
|
3419 case 'U':
|
|
|
3420 if (vim_isxdigit(p[1]))
|
|
|
3421 {
|
|
|
3422 int n, nr;
|
|
|
3423 int c = toupper(*p);
|
|
|
3424
|
|
|
3425 if (c == 'X')
|
|
|
3426 n = 2;
|
|
|
3427 else
|
|
|
3428 n = 4;
|
|
|
3429 nr = 0;
|
|
|
3430 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
3431 {
|
|
|
3432 ++p;
|
|
|
3433 nr = (nr << 4) + hex2nr(*p);
|
|
|
3434 }
|
|
|
3435 #ifdef FEAT_MBYTE
|
|
|
3436 /* For "\u" store the number according to
|
|
|
3437 * 'encoding'. */
|
|
|
3438 if (c != 'X')
|
|
|
3439 i += (*mb_char2bytes)(nr, name + i);
|
|
|
3440 else
|
|
|
3441 #endif
|
|
|
3442 name[i++] = nr;
|
|
|
3443 }
|
|
|
3444 else
|
|
|
3445 name[i++] = *p;
|
|
|
3446 break;
|
|
|
3447
|
|
|
3448 /* octal: "\1", "\12", "\123" */
|
|
|
3449 case '0':
|
|
|
3450 case '1':
|
|
|
3451 case '2':
|
|
|
3452 case '3':
|
|
|
3453 case '4':
|
|
|
3454 case '5':
|
|
|
3455 case '6':
|
|
|
3456 case '7': name[i] = *p - '0';
|
|
|
3457 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3458 {
|
|
|
3459 ++p;
|
|
|
3460 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3461 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3462 {
|
|
|
3463 ++p;
|
|
|
3464 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3465 }
|
|
|
3466 }
|
|
|
3467 ++i;
|
|
|
3468 break;
|
|
|
3469
|
|
|
3470 /* Special key, e.g.: "\<C-W>" */
|
|
|
3471 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
3472 if (extra != 0)
|
|
|
3473 {
|
|
|
3474 i += extra;
|
|
|
3475 --p;
|
|
|
3476 break;
|
|
|
3477 }
|
|
|
3478 /* FALLTHROUGH */
|
|
|
3479
|
|
|
3480 default: name[i++] = *p;
|
|
|
3481 break;
|
|
|
3482 }
|
|
|
3483 }
|
|
|
3484 else
|
|
|
3485 name[i++] = *p;
|
|
|
3486
|
|
|
3487 #ifdef FEAT_MBYTE
|
|
|
3488 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
3489 if (has_mbyte)
|
|
|
3490 {
|
|
|
3491 int l = (*mb_ptr2len_check)(p);
|
|
|
3492
|
|
|
3493 while (--l > 0)
|
|
|
3494 name[i++] = *++p;
|
|
|
3495 }
|
|
|
3496 #endif
|
|
|
3497 }
|
|
|
3498 name[i] = NUL;
|
|
|
3499 *arg = p + 1;
|
|
|
3500
|
|
71
|
3501 rettv->v_type = VAR_STRING;
|
|
|
3502 rettv->vval.v_string = name;
|
|
7
|
3503
|
|
|
3504 return OK;
|
|
|
3505 }
|
|
|
3506
|
|
|
3507 /*
|
|
|
3508 * Allocate a variable for an backtick-string constant.
|
|
|
3509 * Return OK or FAIL.
|
|
|
3510 */
|
|
|
3511 static int
|
|
71
|
3512 get_lit_string_tv(arg, rettv, evaluate)
|
|
7
|
3513 char_u **arg;
|
|
71
|
3514 typeval *rettv;
|
|
7
|
3515 int evaluate;
|
|
|
3516 {
|
|
|
3517 char_u *p;
|
|
|
3518 char_u *name;
|
|
|
3519
|
|
|
3520 /*
|
|
|
3521 * Find the end of the string.
|
|
|
3522 */
|
|
|
3523 p = vim_strchr(*arg + 1, '\'');
|
|
|
3524 if (p == NULL)
|
|
|
3525 {
|
|
|
3526 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
3527 return FAIL;
|
|
|
3528 }
|
|
|
3529
|
|
|
3530 if (evaluate)
|
|
|
3531 {
|
|
|
3532 /*
|
|
|
3533 * Copy the string into allocated memory.
|
|
|
3534 */
|
|
|
3535 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
3536 if (name == NULL)
|
|
|
3537 return FAIL;
|
|
|
3538
|
|
71
|
3539 rettv->v_type = VAR_STRING;
|
|
|
3540 rettv->vval.v_string = name;
|
|
7
|
3541 }
|
|
|
3542
|
|
|
3543 *arg = p + 1;
|
|
|
3544
|
|
|
3545 return OK;
|
|
|
3546 }
|
|
|
3547
|
|
|
3548 /*
|
|
56
|
3549 * Allocate a variable for a List and fill it from "*arg".
|
|
|
3550 * Return OK or FAIL.
|
|
|
3551 */
|
|
|
3552 static int
|
|
71
|
3553 get_list_tv(arg, rettv, evaluate)
|
|
56
|
3554 char_u **arg;
|
|
71
|
3555 typeval *rettv;
|
|
56
|
3556 int evaluate;
|
|
|
3557 {
|
|
|
3558 listvar *l = NULL;
|
|
|
3559 typeval tv;
|
|
|
3560 listitem *item;
|
|
|
3561
|
|
|
3562 if (evaluate)
|
|
|
3563 {
|
|
|
3564 l = list_alloc();
|
|
|
3565 if (l == NULL)
|
|
|
3566 return FAIL;
|
|
|
3567 }
|
|
|
3568
|
|
|
3569 *arg = skipwhite(*arg + 1);
|
|
|
3570 while (**arg != ']' && **arg != NUL)
|
|
|
3571 {
|
|
|
3572 if (eval1(arg, &tv, evaluate) == FAIL) /* recursive! */
|
|
|
3573 goto failret;
|
|
|
3574 if (evaluate)
|
|
|
3575 {
|
|
|
3576 item = listitem_alloc();
|
|
|
3577 if (item != NULL)
|
|
|
3578 {
|
|
|
3579 item->li_tv = tv;
|
|
|
3580 list_append(l, item);
|
|
|
3581 }
|
|
|
3582 }
|
|
|
3583
|
|
|
3584 if (**arg == ']')
|
|
|
3585 break;
|
|
|
3586 if (**arg != ',')
|
|
|
3587 {
|
|
|
3588 EMSG2(_("E999: Missing comma in list: %s"), *arg);
|
|
|
3589 goto failret;
|
|
|
3590 }
|
|
|
3591 *arg = skipwhite(*arg + 1);
|
|
|
3592 }
|
|
|
3593
|
|
|
3594 if (**arg != ']')
|
|
|
3595 {
|
|
|
3596 EMSG2(_("E999: Missing end of list ']': %s"), *arg);
|
|
|
3597 failret:
|
|
|
3598 if (evaluate)
|
|
|
3599 list_free(l);
|
|
|
3600 return FAIL;
|
|
|
3601 }
|
|
|
3602
|
|
|
3603 *arg = skipwhite(*arg + 1);
|
|
|
3604 if (evaluate)
|
|
|
3605 {
|
|
71
|
3606 rettv->v_type = VAR_LIST;
|
|
|
3607 rettv->vval.v_list = l;
|
|
56
|
3608 ++l->lv_refcount;
|
|
|
3609 }
|
|
|
3610
|
|
|
3611 return OK;
|
|
|
3612 }
|
|
|
3613
|
|
|
3614 /*
|
|
|
3615 * Allocate an empty header for a list.
|
|
|
3616 */
|
|
|
3617 static listvar *
|
|
|
3618 list_alloc()
|
|
|
3619 {
|
|
|
3620 return (listvar *)alloc_clear(sizeof(listvar));
|
|
|
3621 }
|
|
|
3622
|
|
|
3623 /*
|
|
|
3624 * Unreference a list: decrement the reference count and free it when it
|
|
|
3625 * becomes zero.
|
|
|
3626 */
|
|
|
3627 static void
|
|
|
3628 list_unref(l)
|
|
|
3629 listvar *l;
|
|
|
3630 {
|
|
|
3631 if (l != NULL && --l->lv_refcount <= 0)
|
|
|
3632 list_free(l);
|
|
|
3633 }
|
|
|
3634
|
|
|
3635 /*
|
|
|
3636 * Free a list, including all items it points to.
|
|
|
3637 * Ignores the reference count.
|
|
|
3638 */
|
|
|
3639 static void
|
|
|
3640 list_free(l)
|
|
|
3641 listvar *l;
|
|
|
3642 {
|
|
|
3643 listitem *item;
|
|
|
3644 listitem *next;
|
|
|
3645
|
|
|
3646 for (item = l->lv_first; item != NULL; item = next)
|
|
|
3647 {
|
|
|
3648 next = item->li_next;
|
|
|
3649 listitem_free(item);
|
|
|
3650 }
|
|
|
3651 vim_free(l);
|
|
|
3652 }
|
|
|
3653
|
|
|
3654 /*
|
|
|
3655 * Allocate a list item.
|
|
|
3656 */
|
|
|
3657 static listitem *
|
|
|
3658 listitem_alloc()
|
|
|
3659 {
|
|
|
3660 return (listitem *)alloc(sizeof(listitem));
|
|
|
3661 }
|
|
|
3662
|
|
|
3663 /*
|
|
76
|
3664 * Free a list item. Also clears the value. Does not notify watchers.
|
|
56
|
3665 */
|
|
|
3666 static void
|
|
|
3667 listitem_free(item)
|
|
|
3668 listitem *item;
|
|
|
3669 {
|
|
71
|
3670 clear_tv(&item->li_tv);
|
|
56
|
3671 vim_free(item);
|
|
|
3672 }
|
|
|
3673
|
|
|
3674 /*
|
|
|
3675 * Get the number of items in a list.
|
|
|
3676 */
|
|
|
3677 static long
|
|
|
3678 list_len(l)
|
|
|
3679 listvar *l;
|
|
|
3680 {
|
|
|
3681 listitem *item;
|
|
|
3682 long len = 0;
|
|
|
3683
|
|
|
3684 if (l == NULL)
|
|
|
3685 return 0L;
|
|
|
3686 for (item = l->lv_first; item != NULL; item = item->li_next)
|
|
|
3687 ++len;
|
|
|
3688 return len;
|
|
|
3689 }
|
|
|
3690
|
|
|
3691 /*
|
|
80
|
3692 * Return TRUE when two lists have exactly the same values.
|
|
|
3693 */
|
|
|
3694 static int
|
|
|
3695 list_equal(l1, l2, ic)
|
|
|
3696 listvar *l1;
|
|
|
3697 listvar *l2;
|
|
|
3698 int ic; /* ignore case for strings */
|
|
|
3699 {
|
|
|
3700 listitem *item1, *item2;
|
|
|
3701
|
|
|
3702 for (item1 = l1->lv_first, item2 = l2->lv_first;
|
|
|
3703 item1 != NULL && item2 != NULL;
|
|
|
3704 item1 = item1->li_next, item2 = item2->li_next)
|
|
|
3705 if (!tv_equal(&item1->li_tv, &item2->li_tv, ic))
|
|
|
3706 return FALSE;
|
|
|
3707 return item1 == NULL && item2 == NULL;
|
|
|
3708 }
|
|
|
3709
|
|
|
3710 /*
|
|
|
3711 * Return TRUE if "tv1" and "tv2" have the same value.
|
|
|
3712 * Compares the items just like "==" would compare them.
|
|
|
3713 */
|
|
|
3714 static int
|
|
|
3715 tv_equal(tv1, tv2, ic)
|
|
|
3716 typeval *tv1;
|
|
|
3717 typeval *tv2;
|
|
|
3718 int ic; /* ignore case */
|
|
|
3719 {
|
|
|
3720 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
3721
|
|
|
3722 if (tv1->v_type == VAR_LIST || tv2->v_type == VAR_LIST)
|
|
|
3723 {
|
|
|
3724 /* recursive! */
|
|
|
3725 if (tv1->v_type != tv2->v_type
|
|
|
3726 || !list_equal(tv1->vval.v_list, tv2->vval.v_list, ic))
|
|
|
3727 return FALSE;
|
|
|
3728 }
|
|
|
3729 else if (tv1->v_type == VAR_FUNC || tv2->v_type == VAR_FUNC)
|
|
|
3730 {
|
|
|
3731 if (tv1->v_type != tv2->v_type
|
|
|
3732 || tv1->vval.v_string == NULL
|
|
|
3733 || tv2->vval.v_string == NULL
|
|
|
3734 || STRCMP(tv1->vval.v_string, tv2->vval.v_string) != 0)
|
|
|
3735 return FALSE;
|
|
|
3736 }
|
|
|
3737 else if (tv1->v_type == VAR_NUMBER || tv2->v_type == VAR_NUMBER)
|
|
|
3738 {
|
|
|
3739 if (get_tv_number(tv1) != get_tv_number(tv2))
|
|
|
3740 return FALSE;
|
|
|
3741 }
|
|
|
3742 else if (!ic && STRCMP(get_tv_string_buf(tv1, buf1),
|
|
|
3743 get_tv_string_buf(tv2, buf2)) != 0)
|
|
|
3744 return FALSE;
|
|
|
3745 else if (ic && STRICMP(get_tv_string_buf(tv1, buf1),
|
|
|
3746 get_tv_string_buf(tv2, buf2)) != 0)
|
|
|
3747 return FALSE;
|
|
|
3748 return TRUE;
|
|
|
3749 }
|
|
|
3750
|
|
|
3751 /*
|
|
56
|
3752 * Locate item with index "n" in list "l" and return it.
|
|
|
3753 * A negative index is counted from the end; -1 is the last item.
|
|
|
3754 * Returns NULL when "n" is out of range.
|
|
|
3755 */
|
|
|
3756 static listitem *
|
|
|
3757 list_find(l, n)
|
|
|
3758 listvar *l;
|
|
|
3759 long n;
|
|
|
3760 {
|
|
|
3761 listitem *item;
|
|
|
3762 long idx;
|
|
|
3763
|
|
|
3764 if (l == NULL)
|
|
|
3765 return NULL;
|
|
|
3766 if (n < 0)
|
|
|
3767 {
|
|
|
3768 idx = -1; /* search from the end */
|
|
|
3769 for (item = l->lv_last; item != NULL && idx > n; item = item->li_prev)
|
|
|
3770 --idx;
|
|
|
3771 }
|
|
|
3772 else
|
|
|
3773 {
|
|
|
3774 idx = 0; /* search from the start */
|
|
|
3775 for (item = l->lv_first; item != NULL && idx < n; item = item->li_next)
|
|
|
3776 ++idx;
|
|
|
3777 }
|
|
|
3778 if (idx != n)
|
|
|
3779 return NULL;
|
|
|
3780 return item;
|
|
|
3781 }
|
|
|
3782
|
|
|
3783 /*
|
|
80
|
3784 * Like list_find(), but also find an item just past the end.
|
|
|
3785 * "*ip" is the item to find.
|
|
|
3786 * When found "*ip" is set to zero, when not found "*ip" is non-zero.
|
|
|
3787 * Returns NULL when item not found or item is just past the end.
|
|
|
3788 */
|
|
|
3789 static listitem *
|
|
|
3790 list_find_ext(l, ip)
|
|
|
3791 listvar *l;
|
|
|
3792 long *ip;
|
|
|
3793 {
|
|
|
3794 long n;
|
|
|
3795 listitem *item;
|
|
|
3796
|
|
|
3797 if (*ip < 0)
|
|
|
3798 {
|
|
|
3799 /* Count from the end: -1 is before last item. */
|
|
|
3800 item = l->lv_last;
|
|
|
3801 for (n = *ip + 1; n < 0 && item != NULL; ++n)
|
|
|
3802 item = item->li_prev;
|
|
|
3803 if (item == NULL)
|
|
|
3804 n = 1; /* error! */
|
|
|
3805 }
|
|
|
3806 else
|
|
|
3807 {
|
|
|
3808 item = l->lv_first;
|
|
|
3809 for (n = *ip; n > 0 && item != NULL; --n)
|
|
|
3810 item = item->li_next;
|
|
|
3811 }
|
|
|
3812 *ip = n;
|
|
|
3813 return item;
|
|
|
3814 }
|
|
|
3815
|
|
|
3816 /*
|
|
56
|
3817 * Append item "item" to the end of list "l".
|
|
|
3818 */
|
|
|
3819 static void
|
|
|
3820 list_append(l, item)
|
|
|
3821 listvar *l;
|
|
|
3822 listitem *item;
|
|
|
3823 {
|
|
|
3824 if (l->lv_last == NULL)
|
|
|
3825 {
|
|
|
3826 /* empty list */
|
|
|
3827 l->lv_first = item;
|
|
|
3828 l->lv_last = item;
|
|
|
3829 item->li_prev = NULL;
|
|
|
3830 }
|
|
|
3831 else
|
|
|
3832 {
|
|
|
3833 l->lv_last->li_next = item;
|
|
|
3834 item->li_prev = l->lv_last;
|
|
|
3835 l->lv_last = item;
|
|
|
3836 }
|
|
|
3837 item->li_next = NULL;
|
|
|
3838 }
|
|
|
3839
|
|
|
3840 /*
|
|
|
3841 * Append typeval "tv" to the end of list "l".
|
|
80
|
3842 * Return FAIL when out of memory.
|
|
56
|
3843 */
|
|
|
3844 static int
|
|
|
3845 list_append_tv(l, tv)
|
|
|
3846 listvar *l;
|
|
|
3847 typeval *tv;
|
|
|
3848 {
|
|
|
3849 listitem *ni = listitem_alloc();
|
|
|
3850
|
|
|
3851 if (ni == NULL)
|
|
|
3852 return FAIL;
|
|
71
|
3853 copy_tv(tv, &ni->li_tv);
|
|
56
|
3854 list_append(l, ni);
|
|
|
3855 return OK;
|
|
|
3856 }
|
|
|
3857
|
|
|
3858 /*
|
|
80
|
3859 * Insert typeval "tv" in list "l" before "item".
|
|
|
3860 * If "item" is NULL append at the end.
|
|
|
3861 * Return FAIL when out of memory.
|
|
|
3862 */
|
|
|
3863 static int
|
|
|
3864 list_insert_tv(l, tv, item)
|
|
|
3865 listvar *l;
|
|
|
3866 typeval *tv;
|
|
|
3867 listitem *item;
|
|
|
3868 {
|
|
|
3869 listitem *ni = listitem_alloc();
|
|
|
3870
|
|
|
3871 if (ni == NULL)
|
|
|
3872 return FAIL;
|
|
|
3873 copy_tv(tv, &ni->li_tv);
|
|
|
3874 if (item == NULL)
|
|
|
3875 /* Append new item at end of list. */
|
|
|
3876 list_append(l, ni);
|
|
|
3877 else
|
|
|
3878 {
|
|
|
3879 /* Insert new item before existing item. */
|
|
|
3880 ni->li_prev = item->li_prev;
|
|
|
3881 ni->li_next = item;
|
|
|
3882 if (item->li_prev == NULL)
|
|
|
3883 l->lv_first = ni;
|
|
|
3884 else
|
|
|
3885 item->li_prev->li_next = ni;
|
|
|
3886 item->li_prev = ni;
|
|
|
3887 }
|
|
|
3888 return OK;
|
|
|
3889 }
|
|
|
3890
|
|
|
3891 /*
|
|
|
3892 * Extend "l1" with "l2".
|
|
|
3893 * If "bef" is NULL append at the end, otherwise insert before this item.
|
|
|
3894 * Returns FAIL when out of memory.
|
|
|
3895 */
|
|
|
3896 static int
|
|
|
3897 list_extend(l1, l2, bef)
|
|
|
3898 listvar *l1;
|
|
|
3899 listvar *l2;
|
|
|
3900 listitem *bef;
|
|
|
3901 {
|
|
|
3902 listitem *item;
|
|
|
3903
|
|
|
3904 for (item = l2->lv_first; item != NULL; item = item->li_next)
|
|
|
3905 if (list_insert_tv(l1, &item->li_tv, bef) == FAIL)
|
|
|
3906 return FAIL;
|
|
|
3907 return OK;
|
|
|
3908 }
|
|
|
3909
|
|
|
3910 /*
|
|
|
3911 * Concatenate lists "l1" and "l2" into a new list, stored in "tv".
|
|
|
3912 * Return FAIL when out of memory.
|
|
|
3913 */
|
|
|
3914 static int
|
|
|
3915 list_concat(l1, l2, tv)
|
|
|
3916 listvar *l1;
|
|
|
3917 listvar *l2;
|
|
|
3918 typeval *tv;
|
|
|
3919 {
|
|
|
3920 listvar *l;
|
|
|
3921
|
|
|
3922 /* make a copy of the first list. */
|
|
|
3923 l = list_copy(l1, FALSE);
|
|
|
3924 if (l == NULL)
|
|
|
3925 return FAIL;
|
|
|
3926 tv->v_type = VAR_LIST;
|
|
|
3927 tv->vval.v_list = l;
|
|
|
3928
|
|
|
3929 /* append all items from the second list */
|
|
|
3930 return list_extend(l, l2, NULL);
|
|
|
3931 }
|
|
|
3932
|
|
|
3933 /*
|
|
56
|
3934 * Make a copy of list "l". Shallow if "deep" is FALSE.
|
|
|
3935 * The refcount of the new list is set to 1.
|
|
|
3936 * Returns NULL when out of memory.
|
|
|
3937 */
|
|
|
3938 static listvar *
|
|
|
3939 list_copy(orig, deep)
|
|
|
3940 listvar *orig;
|
|
|
3941 int deep;
|
|
|
3942 {
|
|
|
3943 listvar *copy;
|
|
|
3944 listitem *item;
|
|
|
3945 listitem *ni;
|
|
|
3946 static int recurse = 0;
|
|
|
3947
|
|
|
3948 if (orig == NULL)
|
|
|
3949 return NULL;
|
|
|
3950 if (recurse >= VAR_LIST_MAXNEST)
|
|
|
3951 {
|
|
|
3952 EMSG(_("E999: List nested too deep for making a copy"));
|
|
|
3953 return NULL;
|
|
|
3954 }
|
|
|
3955 ++recurse;
|
|
|
3956
|
|
|
3957 copy = list_alloc();
|
|
|
3958 if (copy != NULL)
|
|
|
3959 {
|
|
|
3960 for (item = orig->lv_first; item != NULL; item = item->li_next)
|
|
|
3961 {
|
|
|
3962 ni = listitem_alloc();
|
|
|
3963 if (ni == NULL)
|
|
|
3964 break;
|
|
|
3965 if (deep && item->li_tv.v_type == VAR_LIST)
|
|
|
3966 {
|
|
|
3967 ni->li_tv.v_type = VAR_LIST;
|
|
|
3968 ni->li_tv.vval.v_list = list_copy(item->li_tv.vval.v_list,
|
|
|
3969 TRUE);
|
|
|
3970 if (ni->li_tv.vval.v_list == NULL)
|
|
|
3971 {
|
|
|
3972 vim_free(ni);
|
|
|
3973 break;
|
|
|
3974 }
|
|
|
3975 }
|
|
|
3976 else
|
|
71
|
3977 copy_tv(&item->li_tv, &ni->li_tv);
|
|
56
|
3978 list_append(copy, ni);
|
|
|
3979 }
|
|
|
3980 ++copy->lv_refcount;
|
|
|
3981 }
|
|
|
3982
|
|
|
3983 --recurse;
|
|
|
3984 return copy;
|
|
|
3985 }
|
|
|
3986
|
|
|
3987 /*
|
|
80
|
3988 * Remove items "item" to "item2" from list "l".
|
|
|
3989 */
|
|
|
3990 static void
|
|
|
3991 list_getrem(l, item, item2)
|
|
56
|
3992 listvar *l;
|
|
|
3993 listitem *item;
|
|
80
|
3994 listitem *item2;
|
|
|
3995 {
|
|
|
3996 listitem *ip;
|
|
|
3997
|
|
|
3998 /* notify watchers */
|
|
|
3999 for (ip = item; ip != NULL; ip = ip->li_next)
|
|
|
4000 {
|
|
|
4001 list_fix_watch(l, ip);
|
|
|
4002 if (ip == item2)
|
|
|
4003 break;
|
|
|
4004 }
|
|
|
4005
|
|
|
4006 if (item2->li_next == NULL)
|
|
|
4007 l->lv_last = item->li_prev;
|
|
|
4008 else
|
|
|
4009 item2->li_next->li_prev = item->li_prev;
|
|
|
4010 if (item->li_prev == NULL)
|
|
|
4011 l->lv_first = item2->li_next;
|
|
|
4012 else
|
|
|
4013 item->li_prev->li_next = item2->li_next;
|
|
56
|
4014 }
|
|
|
4015
|
|
|
4016 /*
|
|
|
4017 * Return an allocated string with the string representation of a list.
|
|
|
4018 * May return NULL.
|
|
|
4019 */
|
|
|
4020 static char_u *
|
|
|
4021 list2string(tv)
|
|
|
4022 typeval *tv;
|
|
|
4023 {
|
|
|
4024 garray_T ga;
|
|
|
4025 listitem *item;
|
|
|
4026 int first = TRUE;
|
|
|
4027 char_u *tofree;
|
|
|
4028 char_u *s;
|
|
80
|
4029 char_u numbuf[NUMBUFLEN];
|
|
56
|
4030
|
|
|
4031 if (tv->vval.v_list == NULL)
|
|
|
4032 return NULL;
|
|
|
4033 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
4034 ga_append(&ga, '[');
|
|
|
4035
|
|
|
4036 for (item = tv->vval.v_list->lv_first; item != NULL; item = item->li_next)
|
|
|
4037 {
|
|
|
4038 if (first)
|
|
|
4039 first = FALSE;
|
|
|
4040 else
|
|
|
4041 ga_concat(&ga, (char_u *)", ");
|
|
|
4042
|
|
80
|
4043 s = tv2string(&item->li_tv, &tofree, numbuf);
|
|
56
|
4044 if (s != NULL)
|
|
|
4045 ga_concat(&ga, s);
|
|
|
4046 vim_free(tofree);
|
|
|
4047 }
|
|
|
4048
|
|
|
4049 ga_append(&ga, ']');
|
|
|
4050 ga_append(&ga, NUL);
|
|
|
4051 return (char_u *)ga.ga_data;
|
|
|
4052 }
|
|
|
4053
|
|
|
4054 /*
|
|
|
4055 * Return a string with the string representation of a variable.
|
|
|
4056 * If the memory is allocated "tofree" is set to it, otherwise NULL.
|
|
80
|
4057 * "numbuf" is used for a number.
|
|
56
|
4058 * May return NULL;
|
|
|
4059 */
|
|
|
4060 static char_u *
|
|
80
|
4061 tv2string(tv, tofree, numbuf)
|
|
56
|
4062 typeval *tv;
|
|
|
4063 char_u **tofree;
|
|
80
|
4064 char_u *numbuf;
|
|
56
|
4065 {
|
|
|
4066 switch (tv->v_type)
|
|
|
4067 {
|
|
|
4068 case VAR_FUNC:
|
|
|
4069 *tofree = NULL;
|
|
|
4070 return tv->vval.v_string;
|
|
|
4071 case VAR_LIST:
|
|
|
4072 *tofree = list2string(tv);
|
|
|
4073 return *tofree;
|
|
71
|
4074 case VAR_STRING:
|
|
|
4075 case VAR_NUMBER:
|
|
|
4076 break;
|
|
56
|
4077 default:
|
|
71
|
4078 EMSG2(_(e_intern2), "tv2string()");
|
|
56
|
4079 }
|
|
|
4080 *tofree = NULL;
|
|
80
|
4081 return get_tv_string_buf(tv, numbuf);
|
|
56
|
4082 }
|
|
|
4083
|
|
|
4084 /*
|
|
7
|
4085 * Get the value of an environment variable.
|
|
|
4086 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
4087 * If the environment variable was not set, silently assume it is empty.
|
|
|
4088 * Always return OK.
|
|
|
4089 */
|
|
|
4090 static int
|
|
71
|
4091 get_env_tv(arg, rettv, evaluate)
|
|
7
|
4092 char_u **arg;
|
|
71
|
4093 typeval *rettv;
|
|
7
|
4094 int evaluate;
|
|
|
4095 {
|
|
|
4096 char_u *string = NULL;
|
|
|
4097 int len;
|
|
|
4098 int cc;
|
|
|
4099 char_u *name;
|
|
|
4100
|
|
|
4101 ++*arg;
|
|
|
4102 name = *arg;
|
|
|
4103 len = get_env_len(arg);
|
|
|
4104 if (evaluate)
|
|
|
4105 {
|
|
|
4106 if (len != 0)
|
|
|
4107 {
|
|
|
4108 cc = name[len];
|
|
|
4109 name[len] = NUL;
|
|
|
4110 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
4111 string = mch_getenv(name);
|
|
|
4112 if (string != NULL && *string != NUL)
|
|
|
4113 string = vim_strsave(string);
|
|
|
4114 else
|
|
|
4115 {
|
|
|
4116 /* next try expanding things like $VIM and ${HOME} */
|
|
|
4117 string = expand_env_save(name - 1);
|
|
|
4118 if (string != NULL && *string == '$')
|
|
|
4119 {
|
|
|
4120 vim_free(string);
|
|
|
4121 string = NULL;
|
|
|
4122 }
|
|
|
4123 }
|
|
|
4124 name[len] = cc;
|
|
|
4125 }
|
|
71
|
4126 rettv->v_type = VAR_STRING;
|
|
|
4127 rettv->vval.v_string = string;
|
|
7
|
4128 }
|
|
|
4129
|
|
|
4130 return OK;
|
|
|
4131 }
|
|
|
4132
|
|
|
4133 /*
|
|
|
4134 * Array with names and number of arguments of all internal functions
|
|
|
4135 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
4136 */
|
|
|
4137 static struct fst
|
|
|
4138 {
|
|
|
4139 char *f_name; /* function name */
|
|
|
4140 char f_min_argc; /* minimal number of arguments */
|
|
|
4141 char f_max_argc; /* maximal number of arguments */
|
|
56
|
4142 void (*f_func) __ARGS((typeval *args, typeval *rvar));
|
|
|
4143 /* implemenation of function */
|
|
7
|
4144 } functions[] =
|
|
|
4145 {
|
|
|
4146 {"append", 2, 2, f_append},
|
|
|
4147 {"argc", 0, 0, f_argc},
|
|
|
4148 {"argidx", 0, 0, f_argidx},
|
|
|
4149 {"argv", 1, 1, f_argv},
|
|
|
4150 {"browse", 4, 4, f_browse},
|
|
29
|
4151 {"browsedir", 2, 2, f_browsedir},
|
|
7
|
4152 {"bufexists", 1, 1, f_bufexists},
|
|
|
4153 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
4154 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
4155 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
4156 {"buflisted", 1, 1, f_buflisted},
|
|
|
4157 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
4158 {"bufname", 1, 1, f_bufname},
|
|
|
4159 {"bufnr", 1, 1, f_bufnr},
|
|
|
4160 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
4161 {"byte2line", 1, 1, f_byte2line},
|
|
18
|
4162 {"byteidx", 2, 2, f_byteidx},
|
|
80
|
4163 {"call", 2, 2, f_call},
|
|
7
|
4164 {"char2nr", 1, 1, f_char2nr},
|
|
|
4165 {"cindent", 1, 1, f_cindent},
|
|
|
4166 {"col", 1, 1, f_col},
|
|
|
4167 {"confirm", 1, 4, f_confirm},
|
|
56
|
4168 {"copy", 1, 1, f_copy},
|
|
80
|
4169 {"count", 2, 3, f_count},
|
|
7
|
4170 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
4171 {"cursor", 2, 2, f_cursor},
|
|
56
|
4172 {"deepcopy", 1, 1, f_deepcopy},
|
|
7
|
4173 {"delete", 1, 1, f_delete},
|
|
|
4174 {"did_filetype", 0, 0, f_did_filetype},
|
|
32
|
4175 {"diff_filler", 1, 1, f_diff_filler},
|
|
|
4176 {"diff_hlID", 2, 2, f_diff_hlID},
|
|
7
|
4177 {"escape", 2, 2, f_escape},
|
|
|
4178 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
4179 {"executable", 1, 1, f_executable},
|
|
|
4180 {"exists", 1, 1, f_exists},
|
|
|
4181 {"expand", 1, 2, f_expand},
|
|
80
|
4182 {"extend", 2, 3, f_extend},
|
|
7
|
4183 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
4184 {"filereadable", 1, 1, f_filereadable},
|
|
|
4185 {"filewritable", 1, 1, f_filewritable},
|
|
19
|
4186 {"finddir", 1, 3, f_finddir},
|
|
|
4187 {"findfile", 1, 3, f_findfile},
|
|
7
|
4188 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
4189 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
4190 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
4191 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
4192 {"foldtext", 0, 0, f_foldtext},
|
|
29
|
4193 {"foldtextresult", 1, 1, f_foldtextresult},
|
|
7
|
4194 {"foreground", 0, 0, f_foreground},
|
|
56
|
4195 {"function", 1, 1, f_function},
|
|
7
|
4196 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
4197 {"getchar", 0, 1, f_getchar},
|
|
|
4198 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
4199 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
4200 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
4201 {"getcwd", 0, 0, f_getcwd},
|
|
38
|
4202 {"getfontname", 0, 1, f_getfontname},
|
|
20
|
4203 {"getfperm", 1, 1, f_getfperm},
|
|
7
|
4204 {"getfsize", 1, 1, f_getfsize},
|
|
|
4205 {"getftime", 1, 1, f_getftime},
|
|
20
|
4206 {"getftype", 1, 1, f_getftype},
|
|
7
|
4207 {"getline", 1, 1, f_getline},
|
|
|
4208 {"getreg", 0, 1, f_getreg},
|
|
|
4209 {"getregtype", 0, 1, f_getregtype},
|
|
|
4210 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
4211 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
4212 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
4213 {"glob", 1, 1, f_glob},
|
|
|
4214 {"globpath", 2, 2, f_globpath},
|
|
|
4215 {"has", 1, 1, f_has},
|
|
|
4216 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
4217 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
4218 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
4219 {"histadd", 2, 2, f_histadd},
|
|
|
4220 {"histdel", 1, 2, f_histdel},
|
|
|
4221 {"histget", 1, 2, f_histget},
|
|
|
4222 {"histnr", 1, 1, f_histnr},
|
|
|
4223 {"hlID", 1, 1, f_hlID},
|
|
|
4224 {"hlexists", 1, 1, f_hlexists},
|
|
|
4225 {"hostname", 0, 0, f_hostname},
|
|
|
4226 {"iconv", 3, 3, f_iconv},
|
|
|
4227 {"indent", 1, 1, f_indent},
|
|
80
|
4228 {"index", 2, 3, f_index},
|
|
7
|
4229 {"input", 1, 2, f_input},
|
|
|
4230 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
4231 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
4232 {"inputsave", 0, 0, f_inputsave},
|
|
|
4233 {"inputsecret", 1, 2, f_inputsecret},
|
|
56
|
4234 {"insert", 2, 3, f_insert},
|
|
7
|
4235 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
4236 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
56
|
4237 {"len", 1, 1, f_len},
|
|
7
|
4238 {"libcall", 3, 3, f_libcall},
|
|
|
4239 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
4240 {"line", 1, 1, f_line},
|
|
|
4241 {"line2byte", 1, 1, f_line2byte},
|
|
|
4242 {"lispindent", 1, 1, f_lispindent},
|
|
|
4243 {"localtime", 0, 0, f_localtime},
|
|
|
4244 {"maparg", 1, 2, f_maparg},
|
|
|
4245 {"mapcheck", 1, 2, f_mapcheck},
|
|
19
|
4246 {"match", 2, 4, f_match},
|
|
|
4247 {"matchend", 2, 4, f_matchend},
|
|
|
4248 {"matchstr", 2, 4, f_matchstr},
|
|
7
|
4249 {"mode", 0, 0, f_mode},
|
|
|
4250 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
4251 {"nr2char", 1, 1, f_nr2char},
|
|
|
4252 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
4253 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
4254 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
4255 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
4256 {"remote_read", 1, 1, f_remote_read},
|
|
|
4257 {"remote_send", 2, 3, f_remote_send},
|
|
80
|
4258 {"remove", 2, 3, f_remove},
|
|
7
|
4259 {"rename", 2, 2, f_rename},
|
|
18
|
4260 {"repeat", 2, 2, f_repeat},
|
|
7
|
4261 {"resolve", 1, 1, f_resolve},
|
|
|
4262 {"search", 1, 2, f_search},
|
|
|
4263 {"searchpair", 3, 5, f_searchpair},
|
|
|
4264 {"server2client", 2, 2, f_server2client},
|
|
|
4265 {"serverlist", 0, 0, f_serverlist},
|
|
|
4266 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
4267 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
4268 {"setline", 2, 2, f_setline},
|
|
|
4269 {"setreg", 2, 3, f_setreg},
|
|
|
4270 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
4271 {"simplify", 1, 1, f_simplify},
|
|
|
4272 #ifdef HAVE_STRFTIME
|
|
|
4273 {"strftime", 1, 2, f_strftime},
|
|
|
4274 #endif
|
|
|
4275 {"stridx", 2, 2, f_stridx},
|
|
56
|
4276 {"string", 1, 1, f_string},
|
|
7
|
4277 {"strlen", 1, 1, f_strlen},
|
|
|
4278 {"strpart", 2, 3, f_strpart},
|
|
|
4279 {"strridx", 2, 2, f_strridx},
|
|
|
4280 {"strtrans", 1, 1, f_strtrans},
|
|
|
4281 {"submatch", 1, 1, f_submatch},
|
|
|
4282 {"substitute", 4, 4, f_substitute},
|
|
|
4283 {"synID", 3, 3, f_synID},
|
|
|
4284 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
4285 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
24
|
4286 {"system", 1, 2, f_system},
|
|
7
|
4287 {"tempname", 0, 0, f_tempname},
|
|
|
4288 {"tolower", 1, 1, f_tolower},
|
|
|
4289 {"toupper", 1, 1, f_toupper},
|
|
15
|
4290 {"tr", 3, 3, f_tr},
|
|
7
|
4291 {"type", 1, 1, f_type},
|
|
|
4292 {"virtcol", 1, 1, f_virtcol},
|
|
|
4293 {"visualmode", 0, 1, f_visualmode},
|
|
|
4294 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
4295 {"wincol", 0, 0, f_wincol},
|
|
|
4296 {"winheight", 1, 1, f_winheight},
|
|
|
4297 {"winline", 0, 0, f_winline},
|
|
20
|
4298 {"winnr", 0, 1, f_winnr},
|
|
7
|
4299 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
4300 {"winwidth", 1, 1, f_winwidth},
|
|
|
4301 };
|
|
|
4302
|
|
|
4303 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
4304
|
|
|
4305 /*
|
|
|
4306 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
4307 * or user defined function names.
|
|
|
4308 */
|
|
|
4309 char_u *
|
|
|
4310 get_function_name(xp, idx)
|
|
|
4311 expand_T *xp;
|
|
|
4312 int idx;
|
|
|
4313 {
|
|
|
4314 static int intidx = -1;
|
|
|
4315 char_u *name;
|
|
|
4316
|
|
|
4317 if (idx == 0)
|
|
|
4318 intidx = -1;
|
|
|
4319 if (intidx < 0)
|
|
|
4320 {
|
|
|
4321 name = get_user_func_name(xp, idx);
|
|
|
4322 if (name != NULL)
|
|
|
4323 return name;
|
|
|
4324 }
|
|
|
4325 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
4326 {
|
|
|
4327 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
4328 STRCAT(IObuff, "(");
|
|
|
4329 if (functions[intidx].f_max_argc == 0)
|
|
|
4330 STRCAT(IObuff, ")");
|
|
|
4331 return IObuff;
|
|
|
4332 }
|
|
|
4333
|
|
|
4334 return NULL;
|
|
|
4335 }
|
|
|
4336
|
|
|
4337 /*
|
|
|
4338 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
4339 * user defined variable or function names.
|
|
|
4340 */
|
|
|
4341 /*ARGSUSED*/
|
|
|
4342 char_u *
|
|
|
4343 get_expr_name(xp, idx)
|
|
|
4344 expand_T *xp;
|
|
|
4345 int idx;
|
|
|
4346 {
|
|
|
4347 static int intidx = -1;
|
|
|
4348 char_u *name;
|
|
|
4349
|
|
|
4350 if (idx == 0)
|
|
|
4351 intidx = -1;
|
|
|
4352 if (intidx < 0)
|
|
|
4353 {
|
|
|
4354 name = get_function_name(xp, idx);
|
|
|
4355 if (name != NULL)
|
|
|
4356 return name;
|
|
|
4357 }
|
|
|
4358 return get_user_var_name(xp, ++intidx);
|
|
|
4359 }
|
|
|
4360
|
|
|
4361 #endif /* FEAT_CMDL_COMPL */
|
|
|
4362
|
|
|
4363 /*
|
|
|
4364 * Find internal function in table above.
|
|
|
4365 * Return index, or -1 if not found
|
|
|
4366 */
|
|
|
4367 static int
|
|
|
4368 find_internal_func(name)
|
|
|
4369 char_u *name; /* name of the function */
|
|
|
4370 {
|
|
|
4371 int first = 0;
|
|
|
4372 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
4373 int cmp;
|
|
|
4374 int x;
|
|
|
4375
|
|
|
4376 /*
|
|
|
4377 * Find the function name in the table. Binary search.
|
|
|
4378 */
|
|
|
4379 while (first <= last)
|
|
|
4380 {
|
|
|
4381 x = first + ((unsigned)(last - first) >> 1);
|
|
|
4382 cmp = STRCMP(name, functions[x].f_name);
|
|
|
4383 if (cmp < 0)
|
|
|
4384 last = x - 1;
|
|
|
4385 else if (cmp > 0)
|
|
|
4386 first = x + 1;
|
|
|
4387 else
|
|
|
4388 return x;
|
|
|
4389 }
|
|
|
4390 return -1;
|
|
|
4391 }
|
|
|
4392
|
|
|
4393 /*
|
|
56
|
4394 * Check if "name" is a variable of type VAR_FUNC. If so, return the function
|
|
|
4395 * name it contains, otherwise return "name".
|
|
|
4396 */
|
|
|
4397 static char_u *
|
|
|
4398 deref_func_name(name, lenp)
|
|
|
4399 char_u *name;
|
|
|
4400 int *lenp;
|
|
|
4401 {
|
|
|
4402 VAR v;
|
|
|
4403 int cc;
|
|
|
4404
|
|
|
4405 cc = name[*lenp];
|
|
|
4406 name[*lenp] = NUL;
|
|
|
4407 v = find_var(name, FALSE);
|
|
|
4408 name[*lenp] = cc;
|
|
|
4409 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
4410 {
|
|
|
4411 if (v->tv.vval.v_string == NULL)
|
|
|
4412 {
|
|
|
4413 *lenp = 0;
|
|
|
4414 return (char_u *)""; /* just in case */
|
|
|
4415 }
|
|
|
4416 *lenp = STRLEN(v->tv.vval.v_string);
|
|
|
4417 return v->tv.vval.v_string;
|
|
|
4418 }
|
|
|
4419
|
|
|
4420 return name;
|
|
|
4421 }
|
|
|
4422
|
|
|
4423 /*
|
|
7
|
4424 * Allocate a variable for the result of a function.
|
|
|
4425 * Return OK or FAIL.
|
|
|
4426 */
|
|
|
4427 static int
|
|
71
|
4428 get_func_tv(name, len, rettv, arg, firstline, lastline, doesrange, evaluate)
|
|
7
|
4429 char_u *name; /* name of the function */
|
|
|
4430 int len; /* length of "name" */
|
|
71
|
4431 typeval *rettv;
|
|
7
|
4432 char_u **arg; /* argument, pointing to the '(' */
|
|
|
4433 linenr_T firstline; /* first line of range */
|
|
|
4434 linenr_T lastline; /* last line of range */
|
|
|
4435 int *doesrange; /* return: function handled range */
|
|
|
4436 int evaluate;
|
|
|
4437 {
|
|
|
4438 char_u *argp;
|
|
|
4439 int ret = OK;
|
|
|
4440 #define MAX_FUNC_ARGS 20
|
|
56
|
4441 typeval argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
7
|
4442 int argcount = 0; /* number of arguments found */
|
|
|
4443
|
|
|
4444 /*
|
|
|
4445 * Get the arguments.
|
|
|
4446 */
|
|
|
4447 argp = *arg;
|
|
|
4448 while (argcount < MAX_FUNC_ARGS)
|
|
|
4449 {
|
|
|
4450 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
4451 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
4452 break;
|
|
|
4453 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
4454 {
|
|
|
4455 ret = FAIL;
|
|
|
4456 break;
|
|
|
4457 }
|
|
|
4458 ++argcount;
|
|
|
4459 if (*argp != ',')
|
|
|
4460 break;
|
|
|
4461 }
|
|
|
4462 if (*argp == ')')
|
|
|
4463 ++argp;
|
|
|
4464 else
|
|
|
4465 ret = FAIL;
|
|
|
4466
|
|
|
4467 if (ret == OK)
|
|
71
|
4468 ret = call_func(name, len, rettv, argcount, argvars,
|
|
7
|
4469 firstline, lastline, doesrange, evaluate);
|
|
|
4470 else if (!aborting())
|
|
|
4471 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
4472
|
|
|
4473 while (--argcount >= 0)
|
|
71
|
4474 clear_tv(&argvars[argcount]);
|
|
7
|
4475
|
|
|
4476 *arg = skipwhite(argp);
|
|
|
4477 return ret;
|
|
|
4478 }
|
|
|
4479
|
|
|
4480
|
|
|
4481 /*
|
|
|
4482 * Call a function with its resolved parameters
|
|
|
4483 * Return OK or FAIL.
|
|
|
4484 */
|
|
|
4485 static int
|
|
71
|
4486 call_func(name, len, rettv, argcount, argvars, firstline, lastline,
|
|
7
|
4487 doesrange, evaluate)
|
|
|
4488 char_u *name; /* name of the function */
|
|
|
4489 int len; /* length of "name" */
|
|
71
|
4490 typeval *rettv; /* return value goes here */
|
|
7
|
4491 int argcount; /* number of "argvars" */
|
|
56
|
4492 typeval *argvars; /* vars for arguments */
|
|
7
|
4493 linenr_T firstline; /* first line of range */
|
|
|
4494 linenr_T lastline; /* last line of range */
|
|
|
4495 int *doesrange; /* return: function handled range */
|
|
|
4496 int evaluate;
|
|
|
4497 {
|
|
|
4498 int ret = FAIL;
|
|
|
4499 static char *errors[] =
|
|
|
4500 {N_("E117: Unknown function: %s"),
|
|
|
4501 N_("E118: Too many arguments for function: %s"),
|
|
|
4502 N_("E119: Not enough arguments for function: %s"),
|
|
|
4503 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
4504 };
|
|
|
4505 #define ERROR_UNKNOWN 0
|
|
|
4506 #define ERROR_TOOMANY 1
|
|
|
4507 #define ERROR_TOOFEW 2
|
|
|
4508 #define ERROR_SCRIPT 3
|
|
|
4509 #define ERROR_NONE 4
|
|
|
4510 #define ERROR_OTHER 5
|
|
|
4511 int error = ERROR_NONE;
|
|
|
4512 int i;
|
|
|
4513 int llen;
|
|
|
4514 ufunc_T *fp;
|
|
|
4515 int cc;
|
|
|
4516 #define FLEN_FIXED 40
|
|
|
4517 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
4518 char_u *fname;
|
|
|
4519
|
|
|
4520 /*
|
|
|
4521 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
4522 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
4523 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
4524 */
|
|
|
4525 cc = name[len];
|
|
|
4526 name[len] = NUL;
|
|
|
4527 llen = eval_fname_script(name);
|
|
|
4528 if (llen > 0)
|
|
|
4529 {
|
|
|
4530 fname_buf[0] = K_SPECIAL;
|
|
|
4531 fname_buf[1] = KS_EXTRA;
|
|
|
4532 fname_buf[2] = (int)KE_SNR;
|
|
|
4533 i = 3;
|
|
|
4534 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
4535 {
|
|
|
4536 if (current_SID <= 0)
|
|
|
4537 error = ERROR_SCRIPT;
|
|
|
4538 else
|
|
|
4539 {
|
|
|
4540 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
4541 i = (int)STRLEN(fname_buf);
|
|
|
4542 }
|
|
|
4543 }
|
|
|
4544 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
4545 {
|
|
|
4546 STRCPY(fname_buf + i, name + llen);
|
|
|
4547 fname = fname_buf;
|
|
|
4548 }
|
|
|
4549 else
|
|
|
4550 {
|
|
|
4551 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
4552 if (fname == NULL)
|
|
|
4553 error = ERROR_OTHER;
|
|
|
4554 else
|
|
|
4555 {
|
|
|
4556 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
4557 STRCPY(fname + i, name + llen);
|
|
|
4558 }
|
|
|
4559 }
|
|
|
4560 }
|
|
|
4561 else
|
|
|
4562 fname = name;
|
|
|
4563
|
|
|
4564 *doesrange = FALSE;
|
|
|
4565
|
|
|
4566
|
|
|
4567 /* execute the function if no errors detected and executing */
|
|
|
4568 if (evaluate && error == ERROR_NONE)
|
|
|
4569 {
|
|
71
|
4570 rettv->v_type = VAR_NUMBER; /* default is number rettv */
|
|
7
|
4571 error = ERROR_UNKNOWN;
|
|
|
4572
|
|
|
4573 if (!ASCII_ISLOWER(fname[0]))
|
|
|
4574 {
|
|
|
4575 /*
|
|
|
4576 * User defined function.
|
|
|
4577 */
|
|
|
4578 fp = find_func(fname);
|
|
|
4579 #ifdef FEAT_AUTOCMD
|
|
|
4580 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
4581 fname, fname, TRUE, NULL)
|
|
|
4582 #ifdef FEAT_EVAL
|
|
|
4583 && !aborting()
|
|
|
4584 #endif
|
|
|
4585 )
|
|
|
4586 {
|
|
|
4587 /* executed an autocommand, search for function again */
|
|
|
4588 fp = find_func(fname);
|
|
|
4589 }
|
|
|
4590 #endif
|
|
|
4591 if (fp != NULL)
|
|
|
4592 {
|
|
|
4593 if (fp->flags & FC_RANGE)
|
|
|
4594 *doesrange = TRUE;
|
|
|
4595 if (argcount < fp->args.ga_len)
|
|
|
4596 error = ERROR_TOOFEW;
|
|
|
4597 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
4598 error = ERROR_TOOMANY;
|
|
|
4599 else
|
|
|
4600 {
|
|
|
4601 /*
|
|
|
4602 * Call the user function.
|
|
|
4603 * Save and restore search patterns, script variables and
|
|
|
4604 * redo buffer.
|
|
|
4605 */
|
|
|
4606 save_search_patterns();
|
|
|
4607 saveRedobuff();
|
|
|
4608 ++fp->calls;
|
|
71
|
4609 call_user_func(fp, argcount, argvars, rettv,
|
|
7
|
4610 firstline, lastline);
|
|
|
4611 --fp->calls;
|
|
|
4612 restoreRedobuff();
|
|
|
4613 restore_search_patterns();
|
|
|
4614 error = ERROR_NONE;
|
|
|
4615 }
|
|
|
4616 }
|
|
|
4617 }
|
|
|
4618 else
|
|
|
4619 {
|
|
|
4620 /*
|
|
|
4621 * Find the function name in the table, call its implementation.
|
|
|
4622 */
|
|
|
4623 i = find_internal_func(fname);
|
|
|
4624 if (i >= 0)
|
|
|
4625 {
|
|
|
4626 if (argcount < functions[i].f_min_argc)
|
|
|
4627 error = ERROR_TOOFEW;
|
|
|
4628 else if (argcount > functions[i].f_max_argc)
|
|
|
4629 error = ERROR_TOOMANY;
|
|
|
4630 else
|
|
|
4631 {
|
|
56
|
4632 argvars[argcount].v_type = VAR_UNKNOWN;
|
|
71
|
4633 functions[i].f_func(argvars, rettv);
|
|
7
|
4634 error = ERROR_NONE;
|
|
|
4635 }
|
|
|
4636 }
|
|
|
4637 }
|
|
|
4638 /*
|
|
|
4639 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
4640 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
4641 * exception that has not been caught so far. This situation can be
|
|
|
4642 * tested for by calling aborting(). For an error in an internal
|
|
|
4643 * function or for the "E132" error in call_user_func(), however, the
|
|
|
4644 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
4645 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
4646 * update that flag first to make aborting() reliable.
|
|
|
4647 */
|
|
|
4648 update_force_abort();
|
|
|
4649 }
|
|
|
4650 if (error == ERROR_NONE)
|
|
|
4651 ret = OK;
|
|
|
4652
|
|
|
4653 /*
|
|
|
4654 * Report an error unless the argument evaluation or function call has been
|
|
|
4655 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
4656 */
|
|
|
4657 if (error < ERROR_NONE && !aborting())
|
|
|
4658 EMSG2((char_u *)_(errors[error]), name);
|
|
|
4659
|
|
|
4660 name[len] = cc;
|
|
|
4661 if (fname != name && fname != fname_buf)
|
|
|
4662 vim_free(fname);
|
|
|
4663
|
|
|
4664 return ret;
|
|
|
4665 }
|
|
|
4666
|
|
|
4667 /*********************************************
|
|
|
4668 * Implementation of the built-in functions
|
|
|
4669 */
|
|
|
4670
|
|
|
4671 /*
|
|
|
4672 * "append(lnum, string)" function
|
|
56
|
4673 * or "append(list, item)" function
|
|
7
|
4674 */
|
|
|
4675 static void
|
|
71
|
4676 f_append(argvars, rettv)
|
|
|
4677 typeval *argvars;
|
|
|
4678 typeval *rettv;
|
|
7
|
4679 {
|
|
|
4680 long lnum;
|
|
80
|
4681 listvar *l;
|
|
7
|
4682
|
|
71
|
4683 rettv->vval.v_number = 1; /* Default: Failed */
|
|
56
|
4684 if (argvars[0].v_type == VAR_LIST)
|
|
|
4685 {
|
|
80
|
4686 l = argvars[0].vval.v_list;
|
|
|
4687 if (l != NULL && list_append_tv(l, &argvars[1]) == OK)
|
|
|
4688 {
|
|
|
4689 ++l->lv_refcount;
|
|
71
|
4690 copy_tv(&argvars[0], rettv);
|
|
80
|
4691 }
|
|
71
|
4692 }
|
|
|
4693 else
|
|
|
4694 {
|
|
|
4695 lnum = get_tv_lnum(argvars);
|
|
56
|
4696 if (lnum >= 0
|
|
|
4697 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
4698 && u_save(lnum, lnum + 1) == OK)
|
|
|
4699 {
|
|
71
|
4700 ml_append(lnum, get_tv_string(&argvars[1]), (colnr_T)0, FALSE);
|
|
56
|
4701 if (curwin->w_cursor.lnum > lnum)
|
|
|
4702 ++curwin->w_cursor.lnum;
|
|
|
4703 appended_lines_mark(lnum, 1L);
|
|
71
|
4704 rettv->vval.v_number = 0;
|
|
56
|
4705 }
|
|
7
|
4706 }
|
|
|
4707 }
|
|
|
4708
|
|
|
4709 /*
|
|
|
4710 * "argc()" function
|
|
|
4711 */
|
|
|
4712 /* ARGSUSED */
|
|
|
4713 static void
|
|
71
|
4714 f_argc(argvars, rettv)
|
|
|
4715 typeval *argvars;
|
|
|
4716 typeval *rettv;
|
|
|
4717 {
|
|
|
4718 rettv->vval.v_number = ARGCOUNT;
|
|
7
|
4719 }
|
|
|
4720
|
|
|
4721 /*
|
|
|
4722 * "argidx()" function
|
|
|
4723 */
|
|
|
4724 /* ARGSUSED */
|
|
|
4725 static void
|
|
71
|
4726 f_argidx(argvars, rettv)
|
|
|
4727 typeval *argvars;
|
|
|
4728 typeval *rettv;
|
|
|
4729 {
|
|
|
4730 rettv->vval.v_number = curwin->w_arg_idx;
|
|
7
|
4731 }
|
|
|
4732
|
|
|
4733 /*
|
|
|
4734 * "argv(nr)" function
|
|
|
4735 */
|
|
|
4736 static void
|
|
71
|
4737 f_argv(argvars, rettv)
|
|
|
4738 typeval *argvars;
|
|
|
4739 typeval *rettv;
|
|
7
|
4740 {
|
|
|
4741 int idx;
|
|
|
4742
|
|
71
|
4743 idx = get_tv_number(&argvars[0]);
|
|
7
|
4744 if (idx >= 0 && idx < ARGCOUNT)
|
|
71
|
4745 rettv->vval.v_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
4746 else
|
|
|
4747 rettv->vval.v_string = NULL;
|
|
|
4748 rettv->v_type = VAR_STRING;
|
|
7
|
4749 }
|
|
|
4750
|
|
|
4751 /*
|
|
|
4752 * "browse(save, title, initdir, default)" function
|
|
|
4753 */
|
|
|
4754 /* ARGSUSED */
|
|
|
4755 static void
|
|
71
|
4756 f_browse(argvars, rettv)
|
|
|
4757 typeval *argvars;
|
|
|
4758 typeval *rettv;
|
|
7
|
4759 {
|
|
|
4760 #ifdef FEAT_BROWSE
|
|
|
4761 int save;
|
|
|
4762 char_u *title;
|
|
|
4763 char_u *initdir;
|
|
|
4764 char_u *defname;
|
|
|
4765 char_u buf[NUMBUFLEN];
|
|
|
4766 char_u buf2[NUMBUFLEN];
|
|
|
4767
|
|
71
|
4768 save = get_tv_number(&argvars[0]);
|
|
|
4769 title = get_tv_string(&argvars[1]);
|
|
|
4770 initdir = get_tv_string_buf(&argvars[2], buf);
|
|
|
4771 defname = get_tv_string_buf(&argvars[3], buf2);
|
|
|
4772
|
|
|
4773 rettv->vval.v_string =
|
|
29
|
4774 do_browse(save ? BROWSE_SAVE : 0,
|
|
|
4775 title, defname, NULL, initdir, NULL, curbuf);
|
|
|
4776 #else
|
|
71
|
4777 rettv->vval.v_string = NULL;
|
|
|
4778 #endif
|
|
|
4779 rettv->v_type = VAR_STRING;
|
|
29
|
4780 }
|
|
|
4781
|
|
|
4782 /*
|
|
|
4783 * "browsedir(title, initdir)" function
|
|
|
4784 */
|
|
|
4785 /* ARGSUSED */
|
|
|
4786 static void
|
|
71
|
4787 f_browsedir(argvars, rettv)
|
|
|
4788 typeval *argvars;
|
|
|
4789 typeval *rettv;
|
|
29
|
4790 {
|
|
|
4791 #ifdef FEAT_BROWSE
|
|
|
4792 char_u *title;
|
|
|
4793 char_u *initdir;
|
|
|
4794 char_u buf[NUMBUFLEN];
|
|
|
4795
|
|
71
|
4796 title = get_tv_string(&argvars[0]);
|
|
|
4797 initdir = get_tv_string_buf(&argvars[1], buf);
|
|
|
4798
|
|
|
4799 rettv->vval.v_string = do_browse(BROWSE_DIR,
|
|
29
|
4800 title, NULL, NULL, initdir, NULL, curbuf);
|
|
7
|
4801 #else
|
|
71
|
4802 rettv->vval.v_string = NULL;
|
|
|
4803 #endif
|
|
|
4804 rettv->v_type = VAR_STRING;
|
|
7
|
4805 }
|
|
|
4806
|
|
|
4807 /*
|
|
|
4808 * Find a buffer by number or exact name.
|
|
|
4809 */
|
|
|
4810 static buf_T *
|
|
|
4811 find_buffer(avar)
|
|
56
|
4812 typeval *avar;
|
|
7
|
4813 {
|
|
|
4814 buf_T *buf = NULL;
|
|
|
4815
|
|
56
|
4816 if (avar->v_type == VAR_NUMBER)
|
|
|
4817 buf = buflist_findnr((int)avar->vval.v_number);
|
|
|
4818 else if (avar->vval.v_string != NULL)
|
|
|
4819 {
|
|
|
4820 buf = buflist_findname_exp(avar->vval.v_string);
|
|
9
|
4821 if (buf == NULL)
|
|
|
4822 {
|
|
|
4823 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
4824 * buffer, these don't use the full path. */
|
|
|
4825 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
4826 if (buf->b_fname != NULL
|
|
|
4827 && (path_with_url(buf->b_fname)
|
|
|
4828 #ifdef FEAT_QUICKFIX
|
|
|
4829 || bt_nofile(buf)
|
|
|
4830 #endif
|
|
|
4831 )
|
|
56
|
4832 && STRCMP(buf->b_fname, avar->vval.v_string) == 0)
|
|
9
|
4833 break;
|
|
|
4834 }
|
|
7
|
4835 }
|
|
|
4836 return buf;
|
|
|
4837 }
|
|
|
4838
|
|
|
4839 /*
|
|
|
4840 * "bufexists(expr)" function
|
|
|
4841 */
|
|
|
4842 static void
|
|
71
|
4843 f_bufexists(argvars, rettv)
|
|
|
4844 typeval *argvars;
|
|
|
4845 typeval *rettv;
|
|
|
4846 {
|
|
|
4847 rettv->vval.v_number = (find_buffer(&argvars[0]) != NULL);
|
|
7
|
4848 }
|
|
|
4849
|
|
|
4850 /*
|
|
|
4851 * "buflisted(expr)" function
|
|
|
4852 */
|
|
|
4853 static void
|
|
71
|
4854 f_buflisted(argvars, rettv)
|
|
|
4855 typeval *argvars;
|
|
|
4856 typeval *rettv;
|
|
7
|
4857 {
|
|
|
4858 buf_T *buf;
|
|
|
4859
|
|
|
4860 buf = find_buffer(&argvars[0]);
|
|
71
|
4861 rettv->vval.v_number = (buf != NULL && buf->b_p_bl);
|
|
7
|
4862 }
|
|
|
4863
|
|
|
4864 /*
|
|
|
4865 * "bufloaded(expr)" function
|
|
|
4866 */
|
|
|
4867 static void
|
|
71
|
4868 f_bufloaded(argvars, rettv)
|
|
|
4869 typeval *argvars;
|
|
|
4870 typeval *rettv;
|
|
7
|
4871 {
|
|
|
4872 buf_T *buf;
|
|
|
4873
|
|
|
4874 buf = find_buffer(&argvars[0]);
|
|
71
|
4875 rettv->vval.v_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
7
|
4876 }
|
|
|
4877
|
|
|
4878 /*
|
|
|
4879 * Get buffer by number or pattern.
|
|
|
4880 */
|
|
|
4881 static buf_T *
|
|
71
|
4882 get_buf_tv(tv)
|
|
|
4883 typeval *tv;
|
|
|
4884 {
|
|
|
4885 char_u *name = tv->vval.v_string;
|
|
7
|
4886 int save_magic;
|
|
|
4887 char_u *save_cpo;
|
|
|
4888 buf_T *buf;
|
|
|
4889
|
|
71
|
4890 if (tv->v_type == VAR_NUMBER)
|
|
|
4891 return buflist_findnr((int)tv->vval.v_number);
|
|
7
|
4892 if (name == NULL || *name == NUL)
|
|
|
4893 return curbuf;
|
|
|
4894 if (name[0] == '$' && name[1] == NUL)
|
|
|
4895 return lastbuf;
|
|
|
4896
|
|
|
4897 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
4898 save_magic = p_magic;
|
|
|
4899 p_magic = TRUE;
|
|
|
4900 save_cpo = p_cpo;
|
|
|
4901 p_cpo = (char_u *)"";
|
|
|
4902
|
|
|
4903 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
4904 TRUE, FALSE));
|
|
|
4905
|
|
|
4906 p_magic = save_magic;
|
|
|
4907 p_cpo = save_cpo;
|
|
|
4908
|
|
|
4909 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
4910 if (buf == NULL)
|
|
71
|
4911 buf = find_buffer(tv);
|
|
7
|
4912
|
|
|
4913 return buf;
|
|
|
4914 }
|
|
|
4915
|
|
|
4916 /*
|
|
|
4917 * "bufname(expr)" function
|
|
|
4918 */
|
|
|
4919 static void
|
|
71
|
4920 f_bufname(argvars, rettv)
|
|
|
4921 typeval *argvars;
|
|
|
4922 typeval *rettv;
|
|
7
|
4923 {
|
|
|
4924 buf_T *buf;
|
|
|
4925
|
|
|
4926 ++emsg_off;
|
|
71
|
4927 buf = get_buf_tv(&argvars[0]);
|
|
|
4928 rettv->v_type = VAR_STRING;
|
|
7
|
4929 if (buf != NULL && buf->b_fname != NULL)
|
|
71
|
4930 rettv->vval.v_string = vim_strsave(buf->b_fname);
|
|
|
4931 else
|
|
|
4932 rettv->vval.v_string = NULL;
|
|
7
|
4933 --emsg_off;
|
|
|
4934 }
|
|
|
4935
|
|
|
4936 /*
|
|
|
4937 * "bufnr(expr)" function
|
|
|
4938 */
|
|
|
4939 static void
|
|
71
|
4940 f_bufnr(argvars, rettv)
|
|
|
4941 typeval *argvars;
|
|
|
4942 typeval *rettv;
|
|
7
|
4943 {
|
|
|
4944 buf_T *buf;
|
|
|
4945
|
|
|
4946 ++emsg_off;
|
|
71
|
4947 buf = get_buf_tv(&argvars[0]);
|
|
7
|
4948 if (buf != NULL)
|
|
71
|
4949 rettv->vval.v_number = buf->b_fnum;
|
|
|
4950 else
|
|
|
4951 rettv->vval.v_number = -1;
|
|
7
|
4952 --emsg_off;
|
|
|
4953 }
|
|
|
4954
|
|
|
4955 /*
|
|
|
4956 * "bufwinnr(nr)" function
|
|
|
4957 */
|
|
|
4958 static void
|
|
71
|
4959 f_bufwinnr(argvars, rettv)
|
|
|
4960 typeval *argvars;
|
|
|
4961 typeval *rettv;
|
|
7
|
4962 {
|
|
|
4963 #ifdef FEAT_WINDOWS
|
|
|
4964 win_T *wp;
|
|
|
4965 int winnr = 0;
|
|
|
4966 #endif
|
|
|
4967 buf_T *buf;
|
|
|
4968
|
|
|
4969 ++emsg_off;
|
|
71
|
4970 buf = get_buf_tv(&argvars[0]);
|
|
7
|
4971 #ifdef FEAT_WINDOWS
|
|
|
4972 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
4973 {
|
|
|
4974 ++winnr;
|
|
|
4975 if (wp->w_buffer == buf)
|
|
|
4976 break;
|
|
|
4977 }
|
|
71
|
4978 rettv->vval.v_number = (wp != NULL ? winnr : -1);
|
|
7
|
4979 #else
|
|
71
|
4980 rettv->vval.v_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
7
|
4981 #endif
|
|
|
4982 --emsg_off;
|
|
|
4983 }
|
|
|
4984
|
|
|
4985 /*
|
|
|
4986 * "byte2line(byte)" function
|
|
|
4987 */
|
|
|
4988 /*ARGSUSED*/
|
|
|
4989 static void
|
|
71
|
4990 f_byte2line(argvars, rettv)
|
|
|
4991 typeval *argvars;
|
|
|
4992 typeval *rettv;
|
|
7
|
4993 {
|
|
|
4994 #ifndef FEAT_BYTEOFF
|
|
71
|
4995 rettv->vval.v_number = -1;
|
|
7
|
4996 #else
|
|
|
4997 long boff = 0;
|
|
|
4998
|
|
71
|
4999 boff = get_tv_number(&argvars[0]) - 1;
|
|
7
|
5000 if (boff < 0)
|
|
71
|
5001 rettv->vval.v_number = -1;
|
|
|
5002 else
|
|
|
5003 rettv->vval.v_number = ml_find_line_or_offset(curbuf,
|
|
7
|
5004 (linenr_T)0, &boff);
|
|
|
5005 #endif
|
|
|
5006 }
|
|
|
5007
|
|
|
5008 /*
|
|
18
|
5009 * "byteidx()" function
|
|
|
5010 */
|
|
|
5011 /*ARGSUSED*/
|
|
|
5012 static void
|
|
71
|
5013 f_byteidx(argvars, rettv)
|
|
|
5014 typeval *argvars;
|
|
|
5015 typeval *rettv;
|
|
18
|
5016 {
|
|
|
5017 #ifdef FEAT_MBYTE
|
|
|
5018 char_u *t;
|
|
|
5019 #endif
|
|
|
5020 char_u *str;
|
|
|
5021 long idx;
|
|
|
5022
|
|
71
|
5023 str = get_tv_string(&argvars[0]);
|
|
|
5024 idx = get_tv_number(&argvars[1]);
|
|
|
5025 rettv->vval.v_number = -1;
|
|
18
|
5026 if (idx < 0)
|
|
|
5027 return;
|
|
|
5028
|
|
|
5029 #ifdef FEAT_MBYTE
|
|
|
5030 t = str;
|
|
|
5031 for ( ; idx > 0; idx--)
|
|
|
5032 {
|
|
|
5033 if (*t == NUL) /* EOL reached */
|
|
|
5034 return;
|
|
|
5035 t += mb_ptr2len_check(t);
|
|
|
5036 }
|
|
71
|
5037 rettv->vval.v_number = t - str;
|
|
18
|
5038 #else
|
|
|
5039 if (idx <= STRLEN(str))
|
|
71
|
5040 rettv->vval.v_number = idx;
|
|
18
|
5041 #endif
|
|
|
5042 }
|
|
|
5043
|
|
|
5044 /*
|
|
80
|
5045 * "call(func, arglist)" function
|
|
|
5046 */
|
|
|
5047 static void
|
|
|
5048 f_call(argvars, rettv)
|
|
|
5049 typeval *argvars;
|
|
|
5050 typeval *rettv;
|
|
|
5051 {
|
|
|
5052 char_u *func;
|
|
|
5053 typeval argv[MAX_FUNC_ARGS];
|
|
|
5054 int argc = 0;
|
|
|
5055 listitem *item;
|
|
|
5056 int dummy;
|
|
|
5057
|
|
|
5058 rettv->vval.v_number = 0;
|
|
|
5059 if (argvars[1].v_type != VAR_LIST)
|
|
|
5060 {
|
|
|
5061 EMSG(_(e_listreq));
|
|
|
5062 return;
|
|
|
5063 }
|
|
|
5064 if (argvars[1].vval.v_list == NULL)
|
|
|
5065 return;
|
|
|
5066
|
|
|
5067 if (argvars[0].v_type == VAR_FUNC)
|
|
|
5068 func = argvars[0].vval.v_string;
|
|
|
5069 else
|
|
|
5070 func = get_tv_string(&argvars[0]);
|
|
|
5071
|
|
|
5072 for (item = argvars[1].vval.v_list->lv_first; item != NULL;
|
|
|
5073 item = item->li_next)
|
|
|
5074 {
|
|
|
5075 if (argc == MAX_FUNC_ARGS)
|
|
|
5076 {
|
|
|
5077 EMSG(_("E999: Too many arguments"));
|
|
|
5078 break;
|
|
|
5079 }
|
|
|
5080 /* Make a copy of each argument (is this really needed?) */
|
|
|
5081 copy_tv(&item->li_tv, &argv[argc++]);
|
|
|
5082 }
|
|
|
5083
|
|
|
5084 if (item == NULL)
|
|
|
5085 (void)call_func(func, STRLEN(func), rettv, argc, argv,
|
|
|
5086 curwin->w_cursor.lnum, curwin->w_cursor.lnum, &dummy, TRUE);
|
|
|
5087
|
|
|
5088 /* Free the arguments. */
|
|
|
5089 while (argc > 0)
|
|
|
5090 clear_tv(&argv[--argc]);
|
|
|
5091 }
|
|
|
5092
|
|
|
5093 /*
|
|
7
|
5094 * "char2nr(string)" function
|
|
|
5095 */
|
|
|
5096 static void
|
|
71
|
5097 f_char2nr(argvars, rettv)
|
|
|
5098 typeval *argvars;
|
|
|
5099 typeval *rettv;
|
|
7
|
5100 {
|
|
|
5101 #ifdef FEAT_MBYTE
|
|
|
5102 if (has_mbyte)
|
|
71
|
5103 rettv->vval.v_number =
|
|
|
5104 (*mb_ptr2char)(get_tv_string(&argvars[0]));
|
|
|
5105 else
|
|
|
5106 #endif
|
|
|
5107 rettv->vval.v_number = get_tv_string(&argvars[0])[0];
|
|
7
|
5108 }
|
|
|
5109
|
|
|
5110 /*
|
|
|
5111 * "cindent(lnum)" function
|
|
|
5112 */
|
|
|
5113 static void
|
|
71
|
5114 f_cindent(argvars, rettv)
|
|
|
5115 typeval *argvars;
|
|
|
5116 typeval *rettv;
|
|
7
|
5117 {
|
|
|
5118 #ifdef FEAT_CINDENT
|
|
|
5119 pos_T pos;
|
|
|
5120 linenr_T lnum;
|
|
|
5121
|
|
|
5122 pos = curwin->w_cursor;
|
|
71
|
5123 lnum = get_tv_lnum(argvars);
|
|
7
|
5124 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5125 {
|
|
|
5126 curwin->w_cursor.lnum = lnum;
|
|
71
|
5127 rettv->vval.v_number = get_c_indent();
|
|
7
|
5128 curwin->w_cursor = pos;
|
|
|
5129 }
|
|
|
5130 else
|
|
|
5131 #endif
|
|
71
|
5132 rettv->vval.v_number = -1;
|
|
7
|
5133 }
|
|
|
5134
|
|
|
5135 /*
|
|
|
5136 * "col(string)" function
|
|
|
5137 */
|
|
|
5138 static void
|
|
71
|
5139 f_col(argvars, rettv)
|
|
|
5140 typeval *argvars;
|
|
|
5141 typeval *rettv;
|
|
7
|
5142 {
|
|
|
5143 colnr_T col = 0;
|
|
|
5144 pos_T *fp;
|
|
|
5145
|
|
|
5146 fp = var2fpos(&argvars[0], FALSE);
|
|
|
5147 if (fp != NULL)
|
|
|
5148 {
|
|
|
5149 if (fp->col == MAXCOL)
|
|
|
5150 {
|
|
|
5151 /* '> can be MAXCOL, get the length of the line then */
|
|
|
5152 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5153 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
5154 else
|
|
|
5155 col = MAXCOL;
|
|
|
5156 }
|
|
|
5157 else
|
|
|
5158 {
|
|
|
5159 col = fp->col + 1;
|
|
|
5160 #ifdef FEAT_VIRTUALEDIT
|
|
|
5161 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
5162 * because of "coladd" can be seen as an extra column. */
|
|
|
5163 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
5164 {
|
|
|
5165 char_u *p = ml_get_cursor();
|
|
|
5166
|
|
|
5167 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
5168 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
5169 {
|
|
|
5170 # ifdef FEAT_MBYTE
|
|
|
5171 int l;
|
|
|
5172
|
|
|
5173 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
5174 col += l;
|
|
|
5175 # else
|
|
|
5176 if (*p != NUL && p[1] == NUL)
|
|
|
5177 ++col;
|
|
|
5178 # endif
|
|
|
5179 }
|
|
|
5180 }
|
|
|
5181 #endif
|
|
|
5182 }
|
|
|
5183 }
|
|
71
|
5184 rettv->vval.v_number = col;
|
|
7
|
5185 }
|
|
|
5186
|
|
|
5187 /*
|
|
|
5188 * "confirm(message, buttons[, default [, type]])" function
|
|
|
5189 */
|
|
|
5190 /*ARGSUSED*/
|
|
|
5191 static void
|
|
71
|
5192 f_confirm(argvars, rettv)
|
|
|
5193 typeval *argvars;
|
|
|
5194 typeval *rettv;
|
|
7
|
5195 {
|
|
|
5196 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
5197 char_u *message;
|
|
|
5198 char_u *buttons = NULL;
|
|
|
5199 char_u buf[NUMBUFLEN];
|
|
|
5200 char_u buf2[NUMBUFLEN];
|
|
|
5201 int def = 1;
|
|
|
5202 int type = VIM_GENERIC;
|
|
|
5203 int c;
|
|
|
5204
|
|
71
|
5205 message = get_tv_string(&argvars[0]);
|
|
56
|
5206 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5207 {
|
|
71
|
5208 buttons = get_tv_string_buf(&argvars[1], buf);
|
|
56
|
5209 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5210 {
|
|
71
|
5211 def = get_tv_number(&argvars[2]);
|
|
56
|
5212 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
7
|
5213 {
|
|
|
5214 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
71
|
5215 c = *get_tv_string_buf(&argvars[3], buf2);
|
|
7
|
5216 switch (TOUPPER_ASC(c))
|
|
|
5217 {
|
|
|
5218 case 'E': type = VIM_ERROR; break;
|
|
|
5219 case 'Q': type = VIM_QUESTION; break;
|
|
|
5220 case 'I': type = VIM_INFO; break;
|
|
|
5221 case 'W': type = VIM_WARNING; break;
|
|
|
5222 case 'G': type = VIM_GENERIC; break;
|
|
|
5223 }
|
|
|
5224 }
|
|
|
5225 }
|
|
|
5226 }
|
|
|
5227
|
|
|
5228 if (buttons == NULL || *buttons == NUL)
|
|
|
5229 buttons = (char_u *)_("&Ok");
|
|
|
5230
|
|
71
|
5231 rettv->vval.v_number = do_dialog(type, NULL, message, buttons,
|
|
7
|
5232 def, NULL);
|
|
|
5233 #else
|
|
71
|
5234 rettv->vval.v_number = 0;
|
|
56
|
5235 #endif
|
|
|
5236 }
|
|
|
5237
|
|
|
5238 /*
|
|
|
5239 * "copy()" function
|
|
|
5240 */
|
|
|
5241 static void
|
|
71
|
5242 f_copy(argvars, rettv)
|
|
|
5243 typeval *argvars;
|
|
|
5244 typeval *rettv;
|
|
56
|
5245 {
|
|
|
5246 if (argvars[0].v_type == VAR_LIST)
|
|
|
5247 {
|
|
71
|
5248 rettv->v_type = VAR_LIST;
|
|
|
5249 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, FALSE);
|
|
|
5250 }
|
|
|
5251 else
|
|
|
5252 copy_tv(&argvars[0], rettv);
|
|
56
|
5253 }
|
|
7
|
5254
|
|
|
5255 /*
|
|
80
|
5256 * "count()" function
|
|
|
5257 */
|
|
|
5258 static void
|
|
|
5259 f_count(argvars, rettv)
|
|
|
5260 typeval *argvars;
|
|
|
5261 typeval *rettv;
|
|
|
5262 {
|
|
|
5263 listitem *li;
|
|
|
5264 long n = 0;
|
|
|
5265 int ic = FALSE;
|
|
|
5266
|
|
|
5267 if (argvars[0].v_type != VAR_LIST)
|
|
|
5268 EMSG(_(e_listreq));
|
|
|
5269 else if (argvars[0].vval.v_list != NULL)
|
|
|
5270 {
|
|
|
5271 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5272 ic = get_tv_number(&argvars[2]);
|
|
|
5273
|
|
|
5274 for (li = argvars[0].vval.v_list->lv_first; li != NULL;
|
|
|
5275 li = li->li_next)
|
|
|
5276 if (tv_equal(&li->li_tv, &argvars[1], ic))
|
|
|
5277 ++n;
|
|
|
5278 }
|
|
|
5279 rettv->vval.v_number = n;
|
|
|
5280 }
|
|
|
5281
|
|
|
5282 /*
|
|
7
|
5283 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
5284 *
|
|
|
5285 * Checks the existence of a cscope connection.
|
|
|
5286 */
|
|
|
5287 /*ARGSUSED*/
|
|
|
5288 static void
|
|
71
|
5289 f_cscope_connection(argvars, rettv)
|
|
|
5290 typeval *argvars;
|
|
|
5291 typeval *rettv;
|
|
7
|
5292 {
|
|
|
5293 #ifdef FEAT_CSCOPE
|
|
|
5294 int num = 0;
|
|
|
5295 char_u *dbpath = NULL;
|
|
|
5296 char_u *prepend = NULL;
|
|
|
5297 char_u buf[NUMBUFLEN];
|
|
|
5298
|
|
56
|
5299 if (argvars[0].v_type != VAR_UNKNOWN
|
|
|
5300 && argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5301 {
|
|
71
|
5302 num = (int)get_tv_number(&argvars[0]);
|
|
|
5303 dbpath = get_tv_string(&argvars[1]);
|
|
56
|
5304 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
5305 prepend = get_tv_string_buf(&argvars[2], buf);
|
|
|
5306 }
|
|
|
5307
|
|
|
5308 rettv->vval.v_number = cs_connection(num, dbpath, prepend);
|
|
7
|
5309 #else
|
|
71
|
5310 rettv->vval.v_number = 0;
|
|
7
|
5311 #endif
|
|
|
5312 }
|
|
|
5313
|
|
|
5314 /*
|
|
|
5315 * "cursor(lnum, col)" function
|
|
|
5316 *
|
|
|
5317 * Moves the cursor to the specified line and column
|
|
|
5318 */
|
|
|
5319 /*ARGSUSED*/
|
|
|
5320 static void
|
|
71
|
5321 f_cursor(argvars, rettv)
|
|
|
5322 typeval *argvars;
|
|
|
5323 typeval *rettv;
|
|
7
|
5324 {
|
|
|
5325 long line, col;
|
|
|
5326
|
|
71
|
5327 line = get_tv_lnum(argvars);
|
|
7
|
5328 if (line > 0)
|
|
|
5329 curwin->w_cursor.lnum = line;
|
|
71
|
5330 col = get_tv_number(&argvars[1]);
|
|
7
|
5331 if (col > 0)
|
|
|
5332 curwin->w_cursor.col = col - 1;
|
|
|
5333 #ifdef FEAT_VIRTUALEDIT
|
|
|
5334 curwin->w_cursor.coladd = 0;
|
|
|
5335 #endif
|
|
|
5336
|
|
|
5337 /* Make sure the cursor is in a valid position. */
|
|
|
5338 check_cursor();
|
|
|
5339 #ifdef FEAT_MBYTE
|
|
|
5340 /* Correct cursor for multi-byte character. */
|
|
|
5341 if (has_mbyte)
|
|
|
5342 mb_adjust_cursor();
|
|
|
5343 #endif
|
|
10
|
5344
|
|
|
5345 curwin->w_set_curswant = TRUE;
|
|
7
|
5346 }
|
|
|
5347
|
|
|
5348 /*
|
|
56
|
5349 * "deepcopy()" function
|
|
|
5350 */
|
|
|
5351 static void
|
|
71
|
5352 f_deepcopy(argvars, rettv)
|
|
|
5353 typeval *argvars;
|
|
|
5354 typeval *rettv;
|
|
56
|
5355 {
|
|
|
5356 if (argvars[0].v_type == VAR_LIST)
|
|
|
5357 {
|
|
71
|
5358 rettv->v_type = VAR_LIST;
|
|
|
5359 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, TRUE);
|
|
|
5360 }
|
|
|
5361 else
|
|
|
5362 copy_tv(&argvars[0], rettv);
|
|
7
|
5363 }
|
|
|
5364
|
|
|
5365 /*
|
|
|
5366 * "delete()" function
|
|
|
5367 */
|
|
|
5368 static void
|
|
71
|
5369 f_delete(argvars, rettv)
|
|
|
5370 typeval *argvars;
|
|
|
5371 typeval *rettv;
|
|
7
|
5372 {
|
|
|
5373 if (check_restricted() || check_secure())
|
|
71
|
5374 rettv->vval.v_number = -1;
|
|
|
5375 else
|
|
|
5376 rettv->vval.v_number = mch_remove(get_tv_string(&argvars[0]));
|
|
7
|
5377 }
|
|
|
5378
|
|
|
5379 /*
|
|
|
5380 * "did_filetype()" function
|
|
|
5381 */
|
|
|
5382 /*ARGSUSED*/
|
|
|
5383 static void
|
|
71
|
5384 f_did_filetype(argvars, rettv)
|
|
|
5385 typeval *argvars;
|
|
|
5386 typeval *rettv;
|
|
7
|
5387 {
|
|
|
5388 #ifdef FEAT_AUTOCMD
|
|
71
|
5389 rettv->vval.v_number = did_filetype;
|
|
7
|
5390 #else
|
|
71
|
5391 rettv->vval.v_number = 0;
|
|
7
|
5392 #endif
|
|
|
5393 }
|
|
|
5394
|
|
|
5395 /*
|
|
32
|
5396 * "diff_filler()" function
|
|
|
5397 */
|
|
|
5398 /*ARGSUSED*/
|
|
|
5399 static void
|
|
71
|
5400 f_diff_filler(argvars, rettv)
|
|
|
5401 typeval *argvars;
|
|
|
5402 typeval *rettv;
|
|
32
|
5403 {
|
|
|
5404 #ifdef FEAT_DIFF
|
|
71
|
5405 rettv->vval.v_number = diff_check_fill(curwin, get_tv_lnum(argvars));
|
|
32
|
5406 #endif
|
|
|
5407 }
|
|
|
5408
|
|
|
5409 /*
|
|
|
5410 * "diff_hlID()" function
|
|
|
5411 */
|
|
|
5412 /*ARGSUSED*/
|
|
|
5413 static void
|
|
71
|
5414 f_diff_hlID(argvars, rettv)
|
|
|
5415 typeval *argvars;
|
|
|
5416 typeval *rettv;
|
|
32
|
5417 {
|
|
|
5418 #ifdef FEAT_DIFF
|
|
71
|
5419 linenr_T lnum = get_tv_lnum(argvars);
|
|
32
|
5420 static linenr_T prev_lnum = 0;
|
|
|
5421 static int changedtick = 0;
|
|
|
5422 static int fnum = 0;
|
|
|
5423 static int change_start = 0;
|
|
|
5424 static int change_end = 0;
|
|
|
5425 static enum hlf_value hlID = 0;
|
|
|
5426 int filler_lines;
|
|
|
5427 int col;
|
|
|
5428
|
|
|
5429 if (lnum != prev_lnum
|
|
|
5430 || changedtick != curbuf->b_changedtick
|
|
|
5431 || fnum != curbuf->b_fnum)
|
|
|
5432 {
|
|
|
5433 /* New line, buffer, change: need to get the values. */
|
|
|
5434 filler_lines = diff_check(curwin, lnum);
|
|
|
5435 if (filler_lines < 0)
|
|
|
5436 {
|
|
|
5437 if (filler_lines == -1)
|
|
|
5438 {
|
|
|
5439 change_start = MAXCOL;
|
|
|
5440 change_end = -1;
|
|
|
5441 if (diff_find_change(curwin, lnum, &change_start, &change_end))
|
|
|
5442 hlID = HLF_ADD; /* added line */
|
|
|
5443 else
|
|
|
5444 hlID = HLF_CHD; /* changed line */
|
|
|
5445 }
|
|
|
5446 else
|
|
|
5447 hlID = HLF_ADD; /* added line */
|
|
|
5448 }
|
|
|
5449 else
|
|
|
5450 hlID = (enum hlf_value)0;
|
|
|
5451 prev_lnum = lnum;
|
|
|
5452 changedtick = curbuf->b_changedtick;
|
|
|
5453 fnum = curbuf->b_fnum;
|
|
|
5454 }
|
|
|
5455
|
|
|
5456 if (hlID == HLF_CHD || hlID == HLF_TXD)
|
|
|
5457 {
|
|
71
|
5458 col = get_tv_number(&argvars[1]) - 1;
|
|
32
|
5459 if (col >= change_start && col <= change_end)
|
|
|
5460 hlID = HLF_TXD; /* changed text */
|
|
|
5461 else
|
|
|
5462 hlID = HLF_CHD; /* changed line */
|
|
|
5463 }
|
|
71
|
5464 rettv->vval.v_number = hlID == (enum hlf_value)0 ? 0 : (int)hlID;
|
|
32
|
5465 #endif
|
|
|
5466 }
|
|
|
5467
|
|
|
5468 /*
|
|
7
|
5469 * "escape({string}, {chars})" function
|
|
|
5470 */
|
|
|
5471 static void
|
|
71
|
5472 f_escape(argvars, rettv)
|
|
|
5473 typeval *argvars;
|
|
|
5474 typeval *rettv;
|
|
7
|
5475 {
|
|
|
5476 char_u buf[NUMBUFLEN];
|
|
|
5477
|
|
71
|
5478 rettv->vval.v_string =
|
|
|
5479 vim_strsave_escaped(get_tv_string(&argvars[0]),
|
|
|
5480 get_tv_string_buf(&argvars[1], buf));
|
|
|
5481 rettv->v_type = VAR_STRING;
|
|
7
|
5482 }
|
|
|
5483
|
|
|
5484 /*
|
|
|
5485 * "eventhandler()" function
|
|
|
5486 */
|
|
|
5487 /*ARGSUSED*/
|
|
|
5488 static void
|
|
71
|
5489 f_eventhandler(argvars, rettv)
|
|
|
5490 typeval *argvars;
|
|
|
5491 typeval *rettv;
|
|
|
5492 {
|
|
|
5493 rettv->vval.v_number = vgetc_busy;
|
|
7
|
5494 }
|
|
|
5495
|
|
|
5496 /*
|
|
|
5497 * "executable()" function
|
|
|
5498 */
|
|
|
5499 static void
|
|
71
|
5500 f_executable(argvars, rettv)
|
|
|
5501 typeval *argvars;
|
|
|
5502 typeval *rettv;
|
|
|
5503 {
|
|
|
5504 rettv->vval.v_number = mch_can_exe(get_tv_string(&argvars[0]));
|
|
7
|
5505 }
|
|
|
5506
|
|
|
5507 /*
|
|
|
5508 * "exists()" function
|
|
|
5509 */
|
|
|
5510 static void
|
|
71
|
5511 f_exists(argvars, rettv)
|
|
|
5512 typeval *argvars;
|
|
|
5513 typeval *rettv;
|
|
7
|
5514 {
|
|
|
5515 char_u *p;
|
|
|
5516 char_u *name;
|
|
|
5517 int n = FALSE;
|
|
|
5518 int len = 0;
|
|
|
5519
|
|
71
|
5520 p = get_tv_string(&argvars[0]);
|
|
7
|
5521 if (*p == '$') /* environment variable */
|
|
|
5522 {
|
|
|
5523 /* first try "normal" environment variables (fast) */
|
|
|
5524 if (mch_getenv(p + 1) != NULL)
|
|
|
5525 n = TRUE;
|
|
|
5526 else
|
|
|
5527 {
|
|
|
5528 /* try expanding things like $VIM and ${HOME} */
|
|
|
5529 p = expand_env_save(p);
|
|
|
5530 if (p != NULL && *p != '$')
|
|
|
5531 n = TRUE;
|
|
|
5532 vim_free(p);
|
|
|
5533 }
|
|
|
5534 }
|
|
|
5535 else if (*p == '&' || *p == '+') /* option */
|
|
71
|
5536 n = (get_option_tv(&p, NULL, TRUE) == OK);
|
|
7
|
5537 else if (*p == '*') /* internal or user defined function */
|
|
|
5538 {
|
|
56
|
5539 n = function_exists(p + 1);
|
|
7
|
5540 }
|
|
|
5541 else if (*p == ':')
|
|
|
5542 {
|
|
|
5543 n = cmd_exists(p + 1);
|
|
|
5544 }
|
|
|
5545 else if (*p == '#')
|
|
|
5546 {
|
|
|
5547 #ifdef FEAT_AUTOCMD
|
|
|
5548 name = p + 1;
|
|
|
5549 p = vim_strchr(name, '#');
|
|
|
5550 if (p != NULL)
|
|
|
5551 n = au_exists(name, p, p + 1);
|
|
|
5552 else
|
|
|
5553 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
5554 #endif
|
|
|
5555 }
|
|
|
5556 else /* internal variable */
|
|
|
5557 {
|
|
|
5558 char_u *expr_start;
|
|
|
5559 char_u *expr_end;
|
|
|
5560 char_u *temp_string = NULL;
|
|
|
5561 char_u *s;
|
|
|
5562 name = p;
|
|
|
5563
|
|
|
5564 /* Find the end of the name. */
|
|
71
|
5565 s = find_name_end(name, &expr_start, &expr_end, FALSE);
|
|
7
|
5566 if (expr_start != NULL)
|
|
|
5567 {
|
|
|
5568 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
5569 if (temp_string != NULL)
|
|
|
5570 {
|
|
|
5571 len = STRLEN(temp_string);
|
|
|
5572 name = temp_string;
|
|
|
5573 }
|
|
|
5574 }
|
|
|
5575 if (len == 0)
|
|
|
5576 len = get_id_len(&p);
|
|
|
5577 if (len != 0)
|
|
71
|
5578 n = (get_var_tv(name, len, NULL) == OK);
|
|
|
5579
|
|
7
|
5580 vim_free(temp_string);
|
|
71
|
5581 }
|
|
|
5582
|
|
|
5583 rettv->vval.v_number = n;
|
|
7
|
5584 }
|
|
|
5585
|
|
|
5586 /*
|
|
|
5587 * "expand()" function
|
|
|
5588 */
|
|
|
5589 static void
|
|
71
|
5590 f_expand(argvars, rettv)
|
|
|
5591 typeval *argvars;
|
|
|
5592 typeval *rettv;
|
|
7
|
5593 {
|
|
|
5594 char_u *s;
|
|
|
5595 int len;
|
|
|
5596 char_u *errormsg;
|
|
|
5597 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
5598 expand_T xpc;
|
|
|
5599
|
|
71
|
5600 rettv->v_type = VAR_STRING;
|
|
|
5601 s = get_tv_string(&argvars[0]);
|
|
7
|
5602 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
5603 {
|
|
|
5604 ++emsg_off;
|
|
71
|
5605 rettv->vval.v_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
7
|
5606 --emsg_off;
|
|
|
5607 }
|
|
|
5608 else
|
|
|
5609 {
|
|
|
5610 /* When the optional second argument is non-zero, don't remove matches
|
|
|
5611 * for 'suffixes' and 'wildignore' */
|
|
71
|
5612 if (argvars[1].v_type != VAR_UNKNOWN && get_tv_number(&argvars[1]))
|
|
7
|
5613 flags |= WILD_KEEP_ALL;
|
|
|
5614 ExpandInit(&xpc);
|
|
|
5615 xpc.xp_context = EXPAND_FILES;
|
|
71
|
5616 rettv->vval.v_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
7
|
5617 ExpandCleanup(&xpc);
|
|
|
5618 }
|
|
|
5619 }
|
|
|
5620
|
|
|
5621 /*
|
|
80
|
5622 * "extend(list, list [, idx])" function
|
|
|
5623 */
|
|
|
5624 static void
|
|
|
5625 f_extend(argvars, rettv)
|
|
|
5626 typeval *argvars;
|
|
|
5627 typeval *rettv;
|
|
|
5628 {
|
|
|
5629 long before;
|
|
|
5630 long n;
|
|
|
5631 listitem *item;
|
|
|
5632 listvar *l1, *l2;
|
|
|
5633
|
|
|
5634 rettv->vval.v_number = 0;
|
|
|
5635 if (argvars[0].v_type != VAR_LIST || argvars[1].v_type != VAR_LIST)
|
|
|
5636 {
|
|
|
5637 EMSG(_(e_listreq));
|
|
|
5638 return;
|
|
|
5639 }
|
|
|
5640 l1 = argvars[0].vval.v_list;
|
|
|
5641 l2 = argvars[1].vval.v_list;
|
|
|
5642 if (l1 != NULL && l2 != NULL)
|
|
|
5643 {
|
|
|
5644 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
5645 {
|
|
|
5646 n = before = get_tv_number(&argvars[2]);
|
|
|
5647 item = list_find_ext(l1, &n);
|
|
|
5648 if (n != 0)
|
|
|
5649 {
|
|
|
5650 EMSGN(_(e_listidx), before);
|
|
|
5651 return;
|
|
|
5652 }
|
|
|
5653 }
|
|
|
5654 else
|
|
|
5655 item = NULL;
|
|
|
5656 list_extend(l1, l2, item);
|
|
|
5657
|
|
|
5658 ++l1->lv_refcount;
|
|
|
5659 copy_tv(&argvars[0], rettv);
|
|
|
5660 }
|
|
|
5661 }
|
|
|
5662
|
|
|
5663 /*
|
|
7
|
5664 * "filereadable()" function
|
|
|
5665 */
|
|
|
5666 static void
|
|
71
|
5667 f_filereadable(argvars, rettv)
|
|
|
5668 typeval *argvars;
|
|
|
5669 typeval *rettv;
|
|
7
|
5670 {
|
|
|
5671 FILE *fd;
|
|
|
5672 char_u *p;
|
|
|
5673 int n;
|
|
|
5674
|
|
71
|
5675 p = get_tv_string(&argvars[0]);
|
|
7
|
5676 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
5677 {
|
|
|
5678 n = TRUE;
|
|
|
5679 fclose(fd);
|
|
|
5680 }
|
|
|
5681 else
|
|
|
5682 n = FALSE;
|
|
|
5683
|
|
71
|
5684 rettv->vval.v_number = n;
|
|
7
|
5685 }
|
|
|
5686
|
|
|
5687 /*
|
|
|
5688 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
5689 * rights to write into.
|
|
|
5690 */
|
|
|
5691 static void
|
|
71
|
5692 f_filewritable(argvars, rettv)
|
|
|
5693 typeval *argvars;
|
|
|
5694 typeval *rettv;
|
|
7
|
5695 {
|
|
|
5696 char_u *p;
|
|
|
5697 int retval = 0;
|
|
|
5698 #if defined(UNIX) || defined(VMS)
|
|
|
5699 int perm = 0;
|
|
|
5700 #endif
|
|
|
5701
|
|
71
|
5702 p = get_tv_string(&argvars[0]);
|
|
7
|
5703 #if defined(UNIX) || defined(VMS)
|
|
|
5704 perm = mch_getperm(p);
|
|
|
5705 #endif
|
|
|
5706 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
5707 if (
|
|
|
5708 # ifdef WIN3264
|
|
|
5709 mch_writable(p) &&
|
|
|
5710 # else
|
|
|
5711 # if defined(UNIX) || defined(VMS)
|
|
|
5712 (perm & 0222) &&
|
|
|
5713 # endif
|
|
|
5714 # endif
|
|
|
5715 mch_access((char *)p, W_OK) == 0
|
|
|
5716 )
|
|
|
5717 #endif
|
|
|
5718 {
|
|
|
5719 ++retval;
|
|
|
5720 if (mch_isdir(p))
|
|
|
5721 ++retval;
|
|
|
5722 }
|
|
71
|
5723 rettv->vval.v_number = retval;
|
|
7
|
5724 }
|
|
|
5725
|
|
|
5726 /*
|
|
19
|
5727 * "finddir({fname}[, {path}[, {count}]])" function
|
|
|
5728 */
|
|
|
5729 static void
|
|
71
|
5730 f_finddir(argvars, rettv)
|
|
|
5731 typeval *argvars;
|
|
|
5732 typeval *rettv;
|
|
|
5733 {
|
|
|
5734 f_findfilendir(argvars, rettv, TRUE);
|
|
19
|
5735 }
|
|
|
5736
|
|
|
5737 /*
|
|
|
5738 * "findfile({fname}[, {path}[, {count}]])" function
|
|
|
5739 */
|
|
|
5740 static void
|
|
71
|
5741 f_findfile(argvars, rettv)
|
|
|
5742 typeval *argvars;
|
|
|
5743 typeval *rettv;
|
|
|
5744 {
|
|
|
5745 f_findfilendir(argvars, rettv, FALSE);
|
|
|
5746 }
|
|
|
5747
|
|
|
5748 static void
|
|
|
5749 f_findfilendir(argvars, rettv, dir)
|
|
|
5750 typeval *argvars;
|
|
|
5751 typeval *rettv;
|
|
19
|
5752 int dir;
|
|
|
5753 {
|
|
|
5754 #ifdef FEAT_SEARCHPATH
|
|
|
5755 char_u *fname;
|
|
|
5756 char_u *fresult = NULL;
|
|
|
5757 char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
|
|
|
5758 char_u *p;
|
|
|
5759 char_u pathbuf[NUMBUFLEN];
|
|
|
5760 int count = 1;
|
|
|
5761 int first = TRUE;
|
|
|
5762
|
|
71
|
5763 fname = get_tv_string(&argvars[0]);
|
|
56
|
5764
|
|
|
5765 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5766 {
|
|
71
|
5767 p = get_tv_string_buf(&argvars[1], pathbuf);
|
|
19
|
5768 if (*p != NUL)
|
|
|
5769 path = p;
|
|
|
5770
|
|
56
|
5771 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
5772 count = get_tv_number(&argvars[2]);
|
|
19
|
5773 }
|
|
|
5774
|
|
|
5775 do
|
|
|
5776 {
|
|
|
5777 vim_free(fresult);
|
|
|
5778 fresult = find_file_in_path_option(first ? fname : NULL,
|
|
|
5779 first ? (int)STRLEN(fname) : 0,
|
|
|
5780 0, first, path, dir, NULL);
|
|
|
5781 first = FALSE;
|
|
|
5782 } while (--count > 0 && fresult != NULL);
|
|
|
5783
|
|
71
|
5784 rettv->vval.v_string = fresult;
|
|
19
|
5785 #else
|
|
71
|
5786 rettv->vval.v_string = NULL;
|
|
|
5787 #endif
|
|
|
5788 rettv->v_type = VAR_STRING;
|
|
19
|
5789 }
|
|
|
5790
|
|
|
5791 /*
|
|
7
|
5792 * "fnamemodify({fname}, {mods})" function
|
|
|
5793 */
|
|
|
5794 static void
|
|
71
|
5795 f_fnamemodify(argvars, rettv)
|
|
|
5796 typeval *argvars;
|
|
|
5797 typeval *rettv;
|
|
7
|
5798 {
|
|
|
5799 char_u *fname;
|
|
|
5800 char_u *mods;
|
|
|
5801 int usedlen = 0;
|
|
|
5802 int len;
|
|
|
5803 char_u *fbuf = NULL;
|
|
|
5804 char_u buf[NUMBUFLEN];
|
|
|
5805
|
|
71
|
5806 fname = get_tv_string(&argvars[0]);
|
|
|
5807 mods = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
5808 len = (int)STRLEN(fname);
|
|
|
5809
|
|
|
5810 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
5811
|
|
71
|
5812 rettv->v_type = VAR_STRING;
|
|
7
|
5813 if (fname == NULL)
|
|
71
|
5814 rettv->vval.v_string = NULL;
|
|
|
5815 else
|
|
|
5816 rettv->vval.v_string = vim_strnsave(fname, len);
|
|
7
|
5817 vim_free(fbuf);
|
|
|
5818 }
|
|
|
5819
|
|
|
5820 /*
|
|
|
5821 * "foldclosed()" function
|
|
|
5822 */
|
|
|
5823 static void
|
|
71
|
5824 f_foldclosed(argvars, rettv)
|
|
|
5825 typeval *argvars;
|
|
|
5826 typeval *rettv;
|
|
|
5827 {
|
|
|
5828 foldclosed_both(argvars, rettv, FALSE);
|
|
7
|
5829 }
|
|
|
5830
|
|
|
5831 /*
|
|
|
5832 * "foldclosedend()" function
|
|
|
5833 */
|
|
|
5834 static void
|
|
71
|
5835 f_foldclosedend(argvars, rettv)
|
|
|
5836 typeval *argvars;
|
|
|
5837 typeval *rettv;
|
|
|
5838 {
|
|
|
5839 foldclosed_both(argvars, rettv, TRUE);
|
|
7
|
5840 }
|
|
|
5841
|
|
|
5842 /*
|
|
|
5843 * "foldclosed()" function
|
|
|
5844 */
|
|
|
5845 static void
|
|
71
|
5846 foldclosed_both(argvars, rettv, end)
|
|
|
5847 typeval *argvars;
|
|
|
5848 typeval *rettv;
|
|
7
|
5849 int end;
|
|
|
5850 {
|
|
|
5851 #ifdef FEAT_FOLDING
|
|
|
5852 linenr_T lnum;
|
|
|
5853 linenr_T first, last;
|
|
|
5854
|
|
71
|
5855 lnum = get_tv_lnum(argvars);
|
|
7
|
5856 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5857 {
|
|
|
5858 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
5859 {
|
|
|
5860 if (end)
|
|
71
|
5861 rettv->vval.v_number = (varnumber_T)last;
|
|
7
|
5862 else
|
|
71
|
5863 rettv->vval.v_number = (varnumber_T)first;
|
|
7
|
5864 return;
|
|
|
5865 }
|
|
|
5866 }
|
|
|
5867 #endif
|
|
71
|
5868 rettv->vval.v_number = -1;
|
|
7
|
5869 }
|
|
|
5870
|
|
|
5871 /*
|
|
|
5872 * "foldlevel()" function
|
|
|
5873 */
|
|
|
5874 static void
|
|
71
|
5875 f_foldlevel(argvars, rettv)
|
|
|
5876 typeval *argvars;
|
|
|
5877 typeval *rettv;
|
|
7
|
5878 {
|
|
|
5879 #ifdef FEAT_FOLDING
|
|
|
5880 linenr_T lnum;
|
|
|
5881
|
|
71
|
5882 lnum = get_tv_lnum(argvars);
|
|
7
|
5883 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
5884 rettv->vval.v_number = foldLevel(lnum);
|
|
|
5885 else
|
|
|
5886 #endif
|
|
|
5887 rettv->vval.v_number = 0;
|
|
7
|
5888 }
|
|
|
5889
|
|
|
5890 /*
|
|
|
5891 * "foldtext()" function
|
|
|
5892 */
|
|
|
5893 /*ARGSUSED*/
|
|
|
5894 static void
|
|
71
|
5895 f_foldtext(argvars, rettv)
|
|
|
5896 typeval *argvars;
|
|
|
5897 typeval *rettv;
|
|
7
|
5898 {
|
|
|
5899 #ifdef FEAT_FOLDING
|
|
|
5900 linenr_T lnum;
|
|
|
5901 char_u *s;
|
|
|
5902 char_u *r;
|
|
|
5903 int len;
|
|
|
5904 char *txt;
|
|
|
5905 #endif
|
|
|
5906
|
|
71
|
5907 rettv->v_type = VAR_STRING;
|
|
|
5908 rettv->vval.v_string = NULL;
|
|
7
|
5909 #ifdef FEAT_FOLDING
|
|
|
5910 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
5911 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
5912 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
5913 {
|
|
|
5914 /* Find first non-empty line in the fold. */
|
|
|
5915 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
5916 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
5917 {
|
|
|
5918 if (!linewhite(lnum))
|
|
|
5919 break;
|
|
|
5920 ++lnum;
|
|
|
5921 }
|
|
|
5922
|
|
|
5923 /* Find interesting text in this line. */
|
|
|
5924 s = skipwhite(ml_get(lnum));
|
|
|
5925 /* skip C comment-start */
|
|
|
5926 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
36
|
5927 {
|
|
7
|
5928 s = skipwhite(s + 2);
|
|
36
|
5929 if (*skipwhite(s) == NUL
|
|
|
5930 && lnum + 1 < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
5931 {
|
|
|
5932 s = skipwhite(ml_get(lnum + 1));
|
|
|
5933 if (*s == '*')
|
|
|
5934 s = skipwhite(s + 1);
|
|
|
5935 }
|
|
|
5936 }
|
|
7
|
5937 txt = _("+-%s%3ld lines: ");
|
|
|
5938 r = alloc((unsigned)(STRLEN(txt)
|
|
|
5939 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
5940 + 20 /* for %3ld */
|
|
|
5941 + STRLEN(s))); /* concatenated */
|
|
|
5942 if (r != NULL)
|
|
|
5943 {
|
|
|
5944 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
5945 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
5946 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
5947 len = (int)STRLEN(r);
|
|
|
5948 STRCAT(r, s);
|
|
|
5949 /* remove 'foldmarker' and 'commentstring' */
|
|
|
5950 foldtext_cleanup(r + len);
|
|
71
|
5951 rettv->vval.v_string = r;
|
|
7
|
5952 }
|
|
|
5953 }
|
|
|
5954 #endif
|
|
|
5955 }
|
|
|
5956
|
|
|
5957 /*
|
|
29
|
5958 * "foldtextresult(lnum)" function
|
|
|
5959 */
|
|
|
5960 /*ARGSUSED*/
|
|
|
5961 static void
|
|
71
|
5962 f_foldtextresult(argvars, rettv)
|
|
|
5963 typeval *argvars;
|
|
|
5964 typeval *rettv;
|
|
29
|
5965 {
|
|
|
5966 #ifdef FEAT_FOLDING
|
|
|
5967 linenr_T lnum;
|
|
|
5968 char_u *text;
|
|
|
5969 char_u buf[51];
|
|
|
5970 foldinfo_T foldinfo;
|
|
|
5971 int fold_count;
|
|
|
5972 #endif
|
|
|
5973
|
|
71
|
5974 rettv->v_type = VAR_STRING;
|
|
|
5975 rettv->vval.v_string = NULL;
|
|
29
|
5976 #ifdef FEAT_FOLDING
|
|
71
|
5977 lnum = get_tv_lnum(argvars);
|
|
29
|
5978 fold_count = foldedCount(curwin, lnum, &foldinfo);
|
|
|
5979 if (fold_count > 0)
|
|
|
5980 {
|
|
|
5981 text = get_foldtext(curwin, lnum, lnum + fold_count - 1,
|
|
|
5982 &foldinfo, buf);
|
|
|
5983 if (text == buf)
|
|
|
5984 text = vim_strsave(text);
|
|
71
|
5985 rettv->vval.v_string = text;
|
|
29
|
5986 }
|
|
|
5987 #endif
|
|
|
5988 }
|
|
|
5989
|
|
|
5990 /*
|
|
7
|
5991 * "foreground()" function
|
|
|
5992 */
|
|
|
5993 /*ARGSUSED*/
|
|
|
5994 static void
|
|
71
|
5995 f_foreground(argvars, rettv)
|
|
|
5996 typeval *argvars;
|
|
|
5997 typeval *rettv;
|
|
|
5998 {
|
|
|
5999 rettv->vval.v_number = 0;
|
|
7
|
6000 #ifdef FEAT_GUI
|
|
|
6001 if (gui.in_use)
|
|
|
6002 gui_mch_set_foreground();
|
|
|
6003 #else
|
|
|
6004 # ifdef WIN32
|
|
|
6005 win32_set_foreground();
|
|
|
6006 # endif
|
|
|
6007 #endif
|
|
|
6008 }
|
|
|
6009
|
|
|
6010 /*
|
|
56
|
6011 * "function()" function
|
|
|
6012 */
|
|
|
6013 /*ARGSUSED*/
|
|
|
6014 static void
|
|
71
|
6015 f_function(argvars, rettv)
|
|
|
6016 typeval *argvars;
|
|
|
6017 typeval *rettv;
|
|
56
|
6018 {
|
|
|
6019 char_u *s;
|
|
|
6020
|
|
71
|
6021 s = get_tv_string(&argvars[0]);
|
|
56
|
6022 if (s == NULL || *s == NUL || isdigit(*s))
|
|
|
6023 EMSG2(_(e_invarg2), s);
|
|
|
6024 else if (!function_exists(s))
|
|
|
6025 EMSG2(_("E999: Unknown function: %s"), s);
|
|
|
6026 else
|
|
|
6027 {
|
|
71
|
6028 rettv->vval.v_string = vim_strsave(s);
|
|
|
6029 rettv->v_type = VAR_FUNC;
|
|
56
|
6030 }
|
|
|
6031 }
|
|
|
6032
|
|
|
6033 /*
|
|
7
|
6034 * "getchar()" function
|
|
|
6035 */
|
|
|
6036 static void
|
|
71
|
6037 f_getchar(argvars, rettv)
|
|
|
6038 typeval *argvars;
|
|
|
6039 typeval *rettv;
|
|
7
|
6040 {
|
|
|
6041 varnumber_T n;
|
|
|
6042
|
|
|
6043 ++no_mapping;
|
|
|
6044 ++allow_keys;
|
|
56
|
6045 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
7
|
6046 /* getchar(): blocking wait. */
|
|
|
6047 n = safe_vgetc();
|
|
71
|
6048 else if (get_tv_number(&argvars[0]) == 1)
|
|
7
|
6049 /* getchar(1): only check if char avail */
|
|
|
6050 n = vpeekc();
|
|
|
6051 else if (vpeekc() == NUL)
|
|
|
6052 /* getchar(0) and no char avail: return zero */
|
|
|
6053 n = 0;
|
|
|
6054 else
|
|
|
6055 /* getchar(0) and char avail: return char */
|
|
|
6056 n = safe_vgetc();
|
|
|
6057 --no_mapping;
|
|
|
6058 --allow_keys;
|
|
|
6059
|
|
71
|
6060 rettv->vval.v_number = n;
|
|
7
|
6061 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
6062 {
|
|
|
6063 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
6064 int i = 0;
|
|
|
6065
|
|
|
6066 /* Turn a special key into three bytes, plus modifier. */
|
|
|
6067 if (mod_mask != 0)
|
|
|
6068 {
|
|
|
6069 temp[i++] = K_SPECIAL;
|
|
|
6070 temp[i++] = KS_MODIFIER;
|
|
|
6071 temp[i++] = mod_mask;
|
|
|
6072 }
|
|
|
6073 if (IS_SPECIAL(n))
|
|
|
6074 {
|
|
|
6075 temp[i++] = K_SPECIAL;
|
|
|
6076 temp[i++] = K_SECOND(n);
|
|
|
6077 temp[i++] = K_THIRD(n);
|
|
|
6078 }
|
|
|
6079 #ifdef FEAT_MBYTE
|
|
|
6080 else if (has_mbyte)
|
|
|
6081 i += (*mb_char2bytes)(n, temp + i);
|
|
|
6082 #endif
|
|
|
6083 else
|
|
|
6084 temp[i++] = n;
|
|
|
6085 temp[i++] = NUL;
|
|
71
|
6086 rettv->v_type = VAR_STRING;
|
|
|
6087 rettv->vval.v_string = vim_strsave(temp);
|
|
7
|
6088 }
|
|
|
6089 }
|
|
|
6090
|
|
|
6091 /*
|
|
|
6092 * "getcharmod()" function
|
|
|
6093 */
|
|
|
6094 /*ARGSUSED*/
|
|
|
6095 static void
|
|
71
|
6096 f_getcharmod(argvars, rettv)
|
|
|
6097 typeval *argvars;
|
|
|
6098 typeval *rettv;
|
|
|
6099 {
|
|
|
6100 rettv->vval.v_number = mod_mask;
|
|
7
|
6101 }
|
|
|
6102
|
|
|
6103 /*
|
|
|
6104 * "getcmdline()" function
|
|
|
6105 */
|
|
|
6106 /*ARGSUSED*/
|
|
|
6107 static void
|
|
71
|
6108 f_getcmdline(argvars, rettv)
|
|
|
6109 typeval *argvars;
|
|
|
6110 typeval *rettv;
|
|
|
6111 {
|
|
|
6112 rettv->v_type = VAR_STRING;
|
|
|
6113 rettv->vval.v_string = get_cmdline_str();
|
|
7
|
6114 }
|
|
|
6115
|
|
|
6116 /*
|
|
|
6117 * "getcmdpos()" function
|
|
|
6118 */
|
|
|
6119 /*ARGSUSED*/
|
|
|
6120 static void
|
|
71
|
6121 f_getcmdpos(argvars, rettv)
|
|
|
6122 typeval *argvars;
|
|
|
6123 typeval *rettv;
|
|
|
6124 {
|
|
|
6125 rettv->vval.v_number = get_cmdline_pos() + 1;
|
|
7
|
6126 }
|
|
|
6127
|
|
|
6128 /*
|
|
|
6129 * "getbufvar()" function
|
|
|
6130 */
|
|
|
6131 static void
|
|
71
|
6132 f_getbufvar(argvars, rettv)
|
|
|
6133 typeval *argvars;
|
|
|
6134 typeval *rettv;
|
|
7
|
6135 {
|
|
|
6136 buf_T *buf;
|
|
|
6137 buf_T *save_curbuf;
|
|
|
6138 char_u *varname;
|
|
|
6139 VAR v;
|
|
|
6140
|
|
|
6141 ++emsg_off;
|
|
71
|
6142 buf = get_buf_tv(&argvars[0]);
|
|
|
6143 varname = get_tv_string(&argvars[1]);
|
|
|
6144
|
|
|
6145 rettv->v_type = VAR_STRING;
|
|
|
6146 rettv->vval.v_string = NULL;
|
|
7
|
6147
|
|
|
6148 if (buf != NULL && varname != NULL)
|
|
|
6149 {
|
|
|
6150 if (*varname == '&') /* buffer-local-option */
|
|
|
6151 {
|
|
|
6152 /* set curbuf to be our buf, temporarily */
|
|
|
6153 save_curbuf = curbuf;
|
|
|
6154 curbuf = buf;
|
|
|
6155
|
|
71
|
6156 get_option_tv(&varname, rettv, TRUE);
|
|
7
|
6157
|
|
|
6158 /* restore previous notion of curbuf */
|
|
|
6159 curbuf = save_curbuf;
|
|
|
6160 }
|
|
|
6161 else
|
|
|
6162 {
|
|
|
6163 /* look up the variable */
|
|
|
6164 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
6165 if (v != NULL)
|
|
71
|
6166 copy_tv(&v->tv, rettv);
|
|
7
|
6167 }
|
|
|
6168 }
|
|
|
6169
|
|
|
6170 --emsg_off;
|
|
|
6171 }
|
|
|
6172
|
|
|
6173 /*
|
|
|
6174 * "getcwd()" function
|
|
|
6175 */
|
|
|
6176 /*ARGSUSED*/
|
|
|
6177 static void
|
|
71
|
6178 f_getcwd(argvars, rettv)
|
|
|
6179 typeval *argvars;
|
|
|
6180 typeval *rettv;
|
|
7
|
6181 {
|
|
|
6182 char_u cwd[MAXPATHL];
|
|
|
6183
|
|
71
|
6184 rettv->v_type = VAR_STRING;
|
|
7
|
6185 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
71
|
6186 rettv->vval.v_string = NULL;
|
|
|
6187 else
|
|
|
6188 {
|
|
|
6189 rettv->vval.v_string = vim_strsave(cwd);
|
|
7
|
6190 #ifdef BACKSLASH_IN_FILENAME
|
|
71
|
6191 slash_adjust(rettv->vval.v_string);
|
|
7
|
6192 #endif
|
|
|
6193 }
|
|
|
6194 }
|
|
|
6195
|
|
|
6196 /*
|
|
38
|
6197 * "getfontname()" function
|
|
|
6198 */
|
|
39
|
6199 /*ARGSUSED*/
|
|
38
|
6200 static void
|
|
71
|
6201 f_getfontname(argvars, rettv)
|
|
|
6202 typeval *argvars;
|
|
|
6203 typeval *rettv;
|
|
|
6204 {
|
|
|
6205 rettv->v_type = VAR_STRING;
|
|
|
6206 rettv->vval.v_string = NULL;
|
|
38
|
6207 #ifdef FEAT_GUI
|
|
|
6208 if (gui.in_use)
|
|
|
6209 {
|
|
|
6210 GuiFont font;
|
|
|
6211 char_u *name = NULL;
|
|
|
6212
|
|
56
|
6213 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
38
|
6214 {
|
|
|
6215 /* Get the "Normal" font. Either the name saved by
|
|
|
6216 * hl_set_font_name() or from the font ID. */
|
|
|
6217 font = gui.norm_font;
|
|
|
6218 name = hl_get_font_name();
|
|
|
6219 }
|
|
|
6220 else
|
|
|
6221 {
|
|
71
|
6222 name = get_tv_string(&argvars[0]);
|
|
38
|
6223 if (STRCMP(name, "*") == 0) /* don't use font dialog */
|
|
|
6224 return;
|
|
|
6225 font = gui_mch_get_font(name, FALSE);
|
|
|
6226 if (font == NOFONT)
|
|
|
6227 return; /* Invalid font name, return empty string. */
|
|
|
6228 }
|
|
71
|
6229 rettv->vval.v_string = gui_mch_get_fontname(font, name);
|
|
56
|
6230 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
38
|
6231 gui_mch_free_font(font);
|
|
|
6232 }
|
|
|
6233 #endif
|
|
|
6234 }
|
|
|
6235
|
|
|
6236 /*
|
|
20
|
6237 * "getfperm({fname})" function
|
|
|
6238 */
|
|
|
6239 static void
|
|
71
|
6240 f_getfperm(argvars, rettv)
|
|
|
6241 typeval *argvars;
|
|
|
6242 typeval *rettv;
|
|
20
|
6243 {
|
|
|
6244 char_u *fname;
|
|
|
6245 struct stat st;
|
|
|
6246 char_u *perm = NULL;
|
|
|
6247 char_u flags[] = "rwx";
|
|
|
6248 int i;
|
|
|
6249
|
|
71
|
6250 fname = get_tv_string(&argvars[0]);
|
|
|
6251
|
|
|
6252 rettv->v_type = VAR_STRING;
|
|
20
|
6253 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
6254 {
|
|
|
6255 perm = vim_strsave((char_u *)"---------");
|
|
|
6256 if (perm != NULL)
|
|
|
6257 {
|
|
|
6258 for (i = 0; i < 9; i++)
|
|
|
6259 {
|
|
|
6260 if (st.st_mode & (1 << (8 - i)))
|
|
|
6261 perm[i] = flags[i % 3];
|
|
|
6262 }
|
|
|
6263 }
|
|
|
6264 }
|
|
71
|
6265 rettv->vval.v_string = perm;
|
|
20
|
6266 }
|
|
|
6267
|
|
|
6268 /*
|
|
7
|
6269 * "getfsize({fname})" function
|
|
|
6270 */
|
|
|
6271 static void
|
|
71
|
6272 f_getfsize(argvars, rettv)
|
|
|
6273 typeval *argvars;
|
|
|
6274 typeval *rettv;
|
|
7
|
6275 {
|
|
|
6276 char_u *fname;
|
|
|
6277 struct stat st;
|
|
|
6278
|
|
71
|
6279 fname = get_tv_string(&argvars[0]);
|
|
|
6280
|
|
|
6281 rettv->v_type = VAR_NUMBER;
|
|
7
|
6282
|
|
|
6283 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
6284 {
|
|
|
6285 if (mch_isdir(fname))
|
|
71
|
6286 rettv->vval.v_number = 0;
|
|
7
|
6287 else
|
|
71
|
6288 rettv->vval.v_number = (varnumber_T)st.st_size;
|
|
|
6289 }
|
|
|
6290 else
|
|
|
6291 rettv->vval.v_number = -1;
|
|
7
|
6292 }
|
|
|
6293
|
|
|
6294 /*
|
|
|
6295 * "getftime({fname})" function
|
|
|
6296 */
|
|
|
6297 static void
|
|
71
|
6298 f_getftime(argvars, rettv)
|
|
|
6299 typeval *argvars;
|
|
|
6300 typeval *rettv;
|
|
7
|
6301 {
|
|
|
6302 char_u *fname;
|
|
|
6303 struct stat st;
|
|
|
6304
|
|
71
|
6305 fname = get_tv_string(&argvars[0]);
|
|
7
|
6306
|
|
|
6307 if (mch_stat((char *)fname, &st) >= 0)
|
|
71
|
6308 rettv->vval.v_number = (varnumber_T)st.st_mtime;
|
|
|
6309 else
|
|
|
6310 rettv->vval.v_number = -1;
|
|
7
|
6311 }
|
|
|
6312
|
|
|
6313 /*
|
|
20
|
6314 * "getftype({fname})" function
|
|
|
6315 */
|
|
|
6316 static void
|
|
71
|
6317 f_getftype(argvars, rettv)
|
|
|
6318 typeval *argvars;
|
|
|
6319 typeval *rettv;
|
|
20
|
6320 {
|
|
|
6321 char_u *fname;
|
|
|
6322 struct stat st;
|
|
|
6323 char_u *type = NULL;
|
|
|
6324 char *t;
|
|
|
6325
|
|
71
|
6326 fname = get_tv_string(&argvars[0]);
|
|
|
6327
|
|
|
6328 rettv->v_type = VAR_STRING;
|
|
20
|
6329 if (mch_lstat((char *)fname, &st) >= 0)
|
|
|
6330 {
|
|
|
6331 #ifdef S_ISREG
|
|
|
6332 if (S_ISREG(st.st_mode))
|
|
|
6333 t = "file";
|
|
|
6334 else if (S_ISDIR(st.st_mode))
|
|
|
6335 t = "dir";
|
|
|
6336 # ifdef S_ISLNK
|
|
|
6337 else if (S_ISLNK(st.st_mode))
|
|
|
6338 t = "link";
|
|
|
6339 # endif
|
|
|
6340 # ifdef S_ISBLK
|
|
|
6341 else if (S_ISBLK(st.st_mode))
|
|
|
6342 t = "bdev";
|
|
|
6343 # endif
|
|
|
6344 # ifdef S_ISCHR
|
|
|
6345 else if (S_ISCHR(st.st_mode))
|
|
|
6346 t = "cdev";
|
|
|
6347 # endif
|
|
|
6348 # ifdef S_ISFIFO
|
|
|
6349 else if (S_ISFIFO(st.st_mode))
|
|
|
6350 t = "fifo";
|
|
|
6351 # endif
|
|
|
6352 # ifdef S_ISSOCK
|
|
|
6353 else if (S_ISSOCK(st.st_mode))
|
|
|
6354 t = "fifo";
|
|
|
6355 # endif
|
|
|
6356 else
|
|
|
6357 t = "other";
|
|
|
6358 #else
|
|
|
6359 # ifdef S_IFMT
|
|
|
6360 switch (st.st_mode & S_IFMT)
|
|
|
6361 {
|
|
|
6362 case S_IFREG: t = "file"; break;
|
|
|
6363 case S_IFDIR: t = "dir"; break;
|
|
|
6364 # ifdef S_IFLNK
|
|
|
6365 case S_IFLNK: t = "link"; break;
|
|
|
6366 # endif
|
|
|
6367 # ifdef S_IFBLK
|
|
|
6368 case S_IFBLK: t = "bdev"; break;
|
|
|
6369 # endif
|
|
|
6370 # ifdef S_IFCHR
|
|
|
6371 case S_IFCHR: t = "cdev"; break;
|
|
|
6372 # endif
|
|
|
6373 # ifdef S_IFIFO
|
|
|
6374 case S_IFIFO: t = "fifo"; break;
|
|
|
6375 # endif
|
|
|
6376 # ifdef S_IFSOCK
|
|
|
6377 case S_IFSOCK: t = "socket"; break;
|
|
|
6378 # endif
|
|
|
6379 default: t = "other";
|
|
|
6380 }
|
|
|
6381 # else
|
|
|
6382 if (mch_isdir(fname))
|
|
|
6383 t = "dir";
|
|
|
6384 else
|
|
|
6385 t = "file";
|
|
|
6386 # endif
|
|
|
6387 #endif
|
|
|
6388 type = vim_strsave((char_u *)t);
|
|
|
6389 }
|
|
71
|
6390 rettv->vval.v_string = type;
|
|
20
|
6391 }
|
|
|
6392
|
|
|
6393 /*
|
|
7
|
6394 * "getreg()" function
|
|
|
6395 */
|
|
|
6396 static void
|
|
71
|
6397 f_getreg(argvars, rettv)
|
|
|
6398 typeval *argvars;
|
|
|
6399 typeval *rettv;
|
|
7
|
6400 {
|
|
|
6401 char_u *strregname;
|
|
|
6402 int regname;
|
|
|
6403
|
|
56
|
6404 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
6405 strregname = get_tv_string(&argvars[0]);
|
|
7
|
6406 else
|
|
|
6407 strregname = vimvars[VV_REG].val;
|
|
|
6408 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6409 if (regname == 0)
|
|
|
6410 regname = '"';
|
|
|
6411
|
|
71
|
6412 rettv->v_type = VAR_STRING;
|
|
|
6413 rettv->vval.v_string = get_reg_contents(regname, TRUE);
|
|
7
|
6414 }
|
|
|
6415
|
|
|
6416 /*
|
|
|
6417 * "getregtype()" function
|
|
|
6418 */
|
|
|
6419 static void
|
|
71
|
6420 f_getregtype(argvars, rettv)
|
|
|
6421 typeval *argvars;
|
|
|
6422 typeval *rettv;
|
|
7
|
6423 {
|
|
|
6424 char_u *strregname;
|
|
|
6425 int regname;
|
|
|
6426 char_u buf[NUMBUFLEN + 2];
|
|
|
6427 long reglen = 0;
|
|
|
6428
|
|
56
|
6429 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
6430 strregname = get_tv_string(&argvars[0]);
|
|
7
|
6431 else
|
|
|
6432 /* Default to v:register */
|
|
|
6433 strregname = vimvars[VV_REG].val;
|
|
|
6434
|
|
|
6435 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6436 if (regname == 0)
|
|
|
6437 regname = '"';
|
|
|
6438
|
|
|
6439 buf[0] = NUL;
|
|
|
6440 buf[1] = NUL;
|
|
|
6441 switch (get_reg_type(regname, ®len))
|
|
|
6442 {
|
|
|
6443 case MLINE: buf[0] = 'V'; break;
|
|
|
6444 case MCHAR: buf[0] = 'v'; break;
|
|
|
6445 #ifdef FEAT_VISUAL
|
|
|
6446 case MBLOCK:
|
|
|
6447 buf[0] = Ctrl_V;
|
|
|
6448 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
6449 break;
|
|
|
6450 #endif
|
|
|
6451 }
|
|
71
|
6452 rettv->v_type = VAR_STRING;
|
|
|
6453 rettv->vval.v_string = vim_strsave(buf);
|
|
7
|
6454 }
|
|
|
6455
|
|
|
6456 /*
|
|
|
6457 * "getline(lnum)" function
|
|
|
6458 */
|
|
|
6459 static void
|
|
71
|
6460 f_getline(argvars, rettv)
|
|
|
6461 typeval *argvars;
|
|
|
6462 typeval *rettv;
|
|
7
|
6463 {
|
|
|
6464 linenr_T lnum;
|
|
|
6465 char_u *p;
|
|
|
6466
|
|
71
|
6467 lnum = get_tv_lnum(argvars);
|
|
7
|
6468
|
|
|
6469 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
6470 p = ml_get(lnum);
|
|
|
6471 else
|
|
|
6472 p = (char_u *)"";
|
|
|
6473
|
|
71
|
6474 rettv->v_type = VAR_STRING;
|
|
|
6475 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
6476 }
|
|
|
6477
|
|
|
6478 /*
|
|
|
6479 * "getwinposx()" function
|
|
|
6480 */
|
|
|
6481 /*ARGSUSED*/
|
|
|
6482 static void
|
|
71
|
6483 f_getwinposx(argvars, rettv)
|
|
|
6484 typeval *argvars;
|
|
|
6485 typeval *rettv;
|
|
|
6486 {
|
|
|
6487 rettv->vval.v_number = -1;
|
|
7
|
6488 #ifdef FEAT_GUI
|
|
|
6489 if (gui.in_use)
|
|
|
6490 {
|
|
|
6491 int x, y;
|
|
|
6492
|
|
|
6493 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
6494 rettv->vval.v_number = x;
|
|
7
|
6495 }
|
|
|
6496 #endif
|
|
|
6497 }
|
|
|
6498
|
|
|
6499 /*
|
|
|
6500 * "getwinposy()" function
|
|
|
6501 */
|
|
|
6502 /*ARGSUSED*/
|
|
|
6503 static void
|
|
71
|
6504 f_getwinposy(argvars, rettv)
|
|
|
6505 typeval *argvars;
|
|
|
6506 typeval *rettv;
|
|
|
6507 {
|
|
|
6508 rettv->vval.v_number = -1;
|
|
7
|
6509 #ifdef FEAT_GUI
|
|
|
6510 if (gui.in_use)
|
|
|
6511 {
|
|
|
6512 int x, y;
|
|
|
6513
|
|
|
6514 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
6515 rettv->vval.v_number = y;
|
|
7
|
6516 }
|
|
|
6517 #endif
|
|
|
6518 }
|
|
|
6519
|
|
|
6520 /*
|
|
|
6521 * "getwinvar()" function
|
|
|
6522 */
|
|
|
6523 static void
|
|
71
|
6524 f_getwinvar(argvars, rettv)
|
|
|
6525 typeval *argvars;
|
|
|
6526 typeval *rettv;
|
|
7
|
6527 {
|
|
|
6528 win_T *win, *oldcurwin;
|
|
|
6529 char_u *varname;
|
|
|
6530 VAR v;
|
|
|
6531
|
|
|
6532 ++emsg_off;
|
|
|
6533 win = find_win_by_nr(&argvars[0]);
|
|
71
|
6534 varname = get_tv_string(&argvars[1]);
|
|
|
6535
|
|
|
6536 rettv->v_type = VAR_STRING;
|
|
|
6537 rettv->vval.v_string = NULL;
|
|
7
|
6538
|
|
|
6539 if (win != NULL && varname != NULL)
|
|
|
6540 {
|
|
|
6541 if (*varname == '&') /* window-local-option */
|
|
|
6542 {
|
|
|
6543 /* set curwin to be our win, temporarily */
|
|
|
6544 oldcurwin = curwin;
|
|
|
6545 curwin = win;
|
|
|
6546
|
|
71
|
6547 get_option_tv(&varname, rettv, 1);
|
|
7
|
6548
|
|
|
6549 /* restore previous notion of curwin */
|
|
|
6550 curwin = oldcurwin;
|
|
|
6551 }
|
|
|
6552 else
|
|
|
6553 {
|
|
|
6554 /* look up the variable */
|
|
|
6555 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
6556 if (v != NULL)
|
|
71
|
6557 copy_tv(&v->tv, rettv);
|
|
7
|
6558 }
|
|
|
6559 }
|
|
|
6560
|
|
|
6561 --emsg_off;
|
|
|
6562 }
|
|
|
6563
|
|
|
6564 /*
|
|
|
6565 * "glob()" function
|
|
|
6566 */
|
|
|
6567 static void
|
|
71
|
6568 f_glob(argvars, rettv)
|
|
|
6569 typeval *argvars;
|
|
|
6570 typeval *rettv;
|
|
7
|
6571 {
|
|
|
6572 expand_T xpc;
|
|
|
6573
|
|
|
6574 ExpandInit(&xpc);
|
|
|
6575 xpc.xp_context = EXPAND_FILES;
|
|
71
|
6576 rettv->v_type = VAR_STRING;
|
|
|
6577 rettv->vval.v_string = ExpandOne(&xpc, get_tv_string(&argvars[0]),
|
|
7
|
6578 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
6579 ExpandCleanup(&xpc);
|
|
|
6580 }
|
|
|
6581
|
|
|
6582 /*
|
|
|
6583 * "globpath()" function
|
|
|
6584 */
|
|
|
6585 static void
|
|
71
|
6586 f_globpath(argvars, rettv)
|
|
|
6587 typeval *argvars;
|
|
|
6588 typeval *rettv;
|
|
7
|
6589 {
|
|
|
6590 char_u buf1[NUMBUFLEN];
|
|
|
6591
|
|
71
|
6592 rettv->v_type = VAR_STRING;
|
|
|
6593 rettv->vval.v_string = globpath(get_tv_string(&argvars[0]),
|
|
|
6594 get_tv_string_buf(&argvars[1], buf1));
|
|
7
|
6595 }
|
|
|
6596
|
|
|
6597 /*
|
|
|
6598 * "has()" function
|
|
|
6599 */
|
|
|
6600 static void
|
|
71
|
6601 f_has(argvars, rettv)
|
|
|
6602 typeval *argvars;
|
|
|
6603 typeval *rettv;
|
|
7
|
6604 {
|
|
|
6605 int i;
|
|
|
6606 char_u *name;
|
|
|
6607 int n = FALSE;
|
|
|
6608 static char *(has_list[]) =
|
|
|
6609 {
|
|
|
6610 #ifdef AMIGA
|
|
|
6611 "amiga",
|
|
|
6612 # ifdef FEAT_ARP
|
|
|
6613 "arp",
|
|
|
6614 # endif
|
|
|
6615 #endif
|
|
|
6616 #ifdef __BEOS__
|
|
|
6617 "beos",
|
|
|
6618 #endif
|
|
|
6619 #ifdef MSDOS
|
|
|
6620 # ifdef DJGPP
|
|
|
6621 "dos32",
|
|
|
6622 # else
|
|
|
6623 "dos16",
|
|
|
6624 # endif
|
|
|
6625 #endif
|
|
|
6626 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
6627 "mac",
|
|
|
6628 #endif
|
|
|
6629 #if defined(MACOS_X_UNIX)
|
|
|
6630 "macunix",
|
|
|
6631 #endif
|
|
|
6632 #ifdef OS2
|
|
|
6633 "os2",
|
|
|
6634 #endif
|
|
|
6635 #ifdef __QNX__
|
|
|
6636 "qnx",
|
|
|
6637 #endif
|
|
|
6638 #ifdef RISCOS
|
|
|
6639 "riscos",
|
|
|
6640 #endif
|
|
|
6641 #ifdef UNIX
|
|
|
6642 "unix",
|
|
|
6643 #endif
|
|
|
6644 #ifdef VMS
|
|
|
6645 "vms",
|
|
|
6646 #endif
|
|
|
6647 #ifdef WIN16
|
|
|
6648 "win16",
|
|
|
6649 #endif
|
|
|
6650 #ifdef WIN32
|
|
|
6651 "win32",
|
|
|
6652 #endif
|
|
|
6653 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
6654 "win32unix",
|
|
|
6655 #endif
|
|
|
6656 #ifdef WIN64
|
|
|
6657 "win64",
|
|
|
6658 #endif
|
|
|
6659 #ifdef EBCDIC
|
|
|
6660 "ebcdic",
|
|
|
6661 #endif
|
|
|
6662 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
6663 "fname_case",
|
|
|
6664 #endif
|
|
|
6665 #ifdef FEAT_ARABIC
|
|
|
6666 "arabic",
|
|
|
6667 #endif
|
|
|
6668 #ifdef FEAT_AUTOCMD
|
|
|
6669 "autocmd",
|
|
|
6670 #endif
|
|
|
6671 #ifdef FEAT_BEVAL
|
|
|
6672 "balloon_eval",
|
|
|
6673 #endif
|
|
|
6674 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
6675 "builtin_terms",
|
|
|
6676 # ifdef ALL_BUILTIN_TCAPS
|
|
|
6677 "all_builtin_terms",
|
|
|
6678 # endif
|
|
|
6679 #endif
|
|
|
6680 #ifdef FEAT_BYTEOFF
|
|
|
6681 "byte_offset",
|
|
|
6682 #endif
|
|
|
6683 #ifdef FEAT_CINDENT
|
|
|
6684 "cindent",
|
|
|
6685 #endif
|
|
|
6686 #ifdef FEAT_CLIENTSERVER
|
|
|
6687 "clientserver",
|
|
|
6688 #endif
|
|
|
6689 #ifdef FEAT_CLIPBOARD
|
|
|
6690 "clipboard",
|
|
|
6691 #endif
|
|
|
6692 #ifdef FEAT_CMDL_COMPL
|
|
|
6693 "cmdline_compl",
|
|
|
6694 #endif
|
|
|
6695 #ifdef FEAT_CMDHIST
|
|
|
6696 "cmdline_hist",
|
|
|
6697 #endif
|
|
|
6698 #ifdef FEAT_COMMENTS
|
|
|
6699 "comments",
|
|
|
6700 #endif
|
|
|
6701 #ifdef FEAT_CRYPT
|
|
|
6702 "cryptv",
|
|
|
6703 #endif
|
|
|
6704 #ifdef FEAT_CSCOPE
|
|
|
6705 "cscope",
|
|
|
6706 #endif
|
|
|
6707 #ifdef DEBUG
|
|
|
6708 "debug",
|
|
|
6709 #endif
|
|
|
6710 #ifdef FEAT_CON_DIALOG
|
|
|
6711 "dialog_con",
|
|
|
6712 #endif
|
|
|
6713 #ifdef FEAT_GUI_DIALOG
|
|
|
6714 "dialog_gui",
|
|
|
6715 #endif
|
|
|
6716 #ifdef FEAT_DIFF
|
|
|
6717 "diff",
|
|
|
6718 #endif
|
|
|
6719 #ifdef FEAT_DIGRAPHS
|
|
|
6720 "digraphs",
|
|
|
6721 #endif
|
|
|
6722 #ifdef FEAT_DND
|
|
|
6723 "dnd",
|
|
|
6724 #endif
|
|
|
6725 #ifdef FEAT_EMACS_TAGS
|
|
|
6726 "emacs_tags",
|
|
|
6727 #endif
|
|
|
6728 "eval", /* always present, of course! */
|
|
|
6729 #ifdef FEAT_EX_EXTRA
|
|
|
6730 "ex_extra",
|
|
|
6731 #endif
|
|
|
6732 #ifdef FEAT_SEARCH_EXTRA
|
|
|
6733 "extra_search",
|
|
|
6734 #endif
|
|
|
6735 #ifdef FEAT_FKMAP
|
|
|
6736 "farsi",
|
|
|
6737 #endif
|
|
|
6738 #ifdef FEAT_SEARCHPATH
|
|
|
6739 "file_in_path",
|
|
|
6740 #endif
|
|
|
6741 #ifdef FEAT_FIND_ID
|
|
|
6742 "find_in_path",
|
|
|
6743 #endif
|
|
|
6744 #ifdef FEAT_FOLDING
|
|
|
6745 "folding",
|
|
|
6746 #endif
|
|
|
6747 #ifdef FEAT_FOOTER
|
|
|
6748 "footer",
|
|
|
6749 #endif
|
|
|
6750 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
6751 "fork",
|
|
|
6752 #endif
|
|
|
6753 #ifdef FEAT_GETTEXT
|
|
|
6754 "gettext",
|
|
|
6755 #endif
|
|
|
6756 #ifdef FEAT_GUI
|
|
|
6757 "gui",
|
|
|
6758 #endif
|
|
|
6759 #ifdef FEAT_GUI_ATHENA
|
|
|
6760 # ifdef FEAT_GUI_NEXTAW
|
|
|
6761 "gui_neXtaw",
|
|
|
6762 # else
|
|
|
6763 "gui_athena",
|
|
|
6764 # endif
|
|
|
6765 #endif
|
|
11
|
6766 #ifdef FEAT_GUI_KDE
|
|
|
6767 "gui_kde",
|
|
|
6768 #endif
|
|
7
|
6769 #ifdef FEAT_GUI_GTK
|
|
|
6770 "gui_gtk",
|
|
|
6771 # ifdef HAVE_GTK2
|
|
|
6772 "gui_gtk2",
|
|
|
6773 # endif
|
|
|
6774 #endif
|
|
|
6775 #ifdef FEAT_GUI_MAC
|
|
|
6776 "gui_mac",
|
|
|
6777 #endif
|
|
|
6778 #ifdef FEAT_GUI_MOTIF
|
|
|
6779 "gui_motif",
|
|
|
6780 #endif
|
|
|
6781 #ifdef FEAT_GUI_PHOTON
|
|
|
6782 "gui_photon",
|
|
|
6783 #endif
|
|
|
6784 #ifdef FEAT_GUI_W16
|
|
|
6785 "gui_win16",
|
|
|
6786 #endif
|
|
|
6787 #ifdef FEAT_GUI_W32
|
|
|
6788 "gui_win32",
|
|
|
6789 #endif
|
|
|
6790 #ifdef FEAT_HANGULIN
|
|
|
6791 "hangul_input",
|
|
|
6792 #endif
|
|
|
6793 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
6794 "iconv",
|
|
|
6795 #endif
|
|
|
6796 #ifdef FEAT_INS_EXPAND
|
|
|
6797 "insert_expand",
|
|
|
6798 #endif
|
|
|
6799 #ifdef FEAT_JUMPLIST
|
|
|
6800 "jumplist",
|
|
|
6801 #endif
|
|
|
6802 #ifdef FEAT_KEYMAP
|
|
|
6803 "keymap",
|
|
|
6804 #endif
|
|
|
6805 #ifdef FEAT_LANGMAP
|
|
|
6806 "langmap",
|
|
|
6807 #endif
|
|
|
6808 #ifdef FEAT_LIBCALL
|
|
|
6809 "libcall",
|
|
|
6810 #endif
|
|
|
6811 #ifdef FEAT_LINEBREAK
|
|
|
6812 "linebreak",
|
|
|
6813 #endif
|
|
|
6814 #ifdef FEAT_LISP
|
|
|
6815 "lispindent",
|
|
|
6816 #endif
|
|
|
6817 #ifdef FEAT_LISTCMDS
|
|
|
6818 "listcmds",
|
|
|
6819 #endif
|
|
|
6820 #ifdef FEAT_LOCALMAP
|
|
|
6821 "localmap",
|
|
|
6822 #endif
|
|
|
6823 #ifdef FEAT_MENU
|
|
|
6824 "menu",
|
|
|
6825 #endif
|
|
|
6826 #ifdef FEAT_SESSION
|
|
|
6827 "mksession",
|
|
|
6828 #endif
|
|
|
6829 #ifdef FEAT_MODIFY_FNAME
|
|
|
6830 "modify_fname",
|
|
|
6831 #endif
|
|
|
6832 #ifdef FEAT_MOUSE
|
|
|
6833 "mouse",
|
|
|
6834 #endif
|
|
|
6835 #ifdef FEAT_MOUSESHAPE
|
|
|
6836 "mouseshape",
|
|
|
6837 #endif
|
|
|
6838 #if defined(UNIX) || defined(VMS)
|
|
|
6839 # ifdef FEAT_MOUSE_DEC
|
|
|
6840 "mouse_dec",
|
|
|
6841 # endif
|
|
|
6842 # ifdef FEAT_MOUSE_GPM
|
|
|
6843 "mouse_gpm",
|
|
|
6844 # endif
|
|
|
6845 # ifdef FEAT_MOUSE_JSB
|
|
|
6846 "mouse_jsbterm",
|
|
|
6847 # endif
|
|
|
6848 # ifdef FEAT_MOUSE_NET
|
|
|
6849 "mouse_netterm",
|
|
|
6850 # endif
|
|
|
6851 # ifdef FEAT_MOUSE_PTERM
|
|
|
6852 "mouse_pterm",
|
|
|
6853 # endif
|
|
|
6854 # ifdef FEAT_MOUSE_XTERM
|
|
|
6855 "mouse_xterm",
|
|
|
6856 # endif
|
|
|
6857 #endif
|
|
|
6858 #ifdef FEAT_MBYTE
|
|
|
6859 "multi_byte",
|
|
|
6860 #endif
|
|
|
6861 #ifdef FEAT_MBYTE_IME
|
|
|
6862 "multi_byte_ime",
|
|
|
6863 #endif
|
|
|
6864 #ifdef FEAT_MULTI_LANG
|
|
|
6865 "multi_lang",
|
|
|
6866 #endif
|
|
14
|
6867 #ifdef FEAT_MZSCHEME
|
|
|
6868 "mzscheme",
|
|
|
6869 #endif
|
|
7
|
6870 #ifdef FEAT_OLE
|
|
|
6871 "ole",
|
|
|
6872 #endif
|
|
|
6873 #ifdef FEAT_OSFILETYPE
|
|
|
6874 "osfiletype",
|
|
|
6875 #endif
|
|
|
6876 #ifdef FEAT_PATH_EXTRA
|
|
|
6877 "path_extra",
|
|
|
6878 #endif
|
|
|
6879 #ifdef FEAT_PERL
|
|
|
6880 #ifndef DYNAMIC_PERL
|
|
|
6881 "perl",
|
|
|
6882 #endif
|
|
|
6883 #endif
|
|
|
6884 #ifdef FEAT_PYTHON
|
|
|
6885 #ifndef DYNAMIC_PYTHON
|
|
|
6886 "python",
|
|
|
6887 #endif
|
|
|
6888 #endif
|
|
|
6889 #ifdef FEAT_POSTSCRIPT
|
|
|
6890 "postscript",
|
|
|
6891 #endif
|
|
|
6892 #ifdef FEAT_PRINTER
|
|
|
6893 "printer",
|
|
|
6894 #endif
|
|
|
6895 #ifdef FEAT_QUICKFIX
|
|
|
6896 "quickfix",
|
|
|
6897 #endif
|
|
|
6898 #ifdef FEAT_RIGHTLEFT
|
|
|
6899 "rightleft",
|
|
|
6900 #endif
|
|
|
6901 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
6902 "ruby",
|
|
|
6903 #endif
|
|
|
6904 #ifdef FEAT_SCROLLBIND
|
|
|
6905 "scrollbind",
|
|
|
6906 #endif
|
|
|
6907 #ifdef FEAT_CMDL_INFO
|
|
|
6908 "showcmd",
|
|
|
6909 "cmdline_info",
|
|
|
6910 #endif
|
|
|
6911 #ifdef FEAT_SIGNS
|
|
|
6912 "signs",
|
|
|
6913 #endif
|
|
|
6914 #ifdef FEAT_SMARTINDENT
|
|
|
6915 "smartindent",
|
|
|
6916 #endif
|
|
|
6917 #ifdef FEAT_SNIFF
|
|
|
6918 "sniff",
|
|
|
6919 #endif
|
|
|
6920 #ifdef FEAT_STL_OPT
|
|
|
6921 "statusline",
|
|
|
6922 #endif
|
|
|
6923 #ifdef FEAT_SUN_WORKSHOP
|
|
|
6924 "sun_workshop",
|
|
|
6925 #endif
|
|
|
6926 #ifdef FEAT_NETBEANS_INTG
|
|
|
6927 "netbeans_intg",
|
|
|
6928 #endif
|
|
|
6929 #ifdef FEAT_SYN_HL
|
|
|
6930 "syntax",
|
|
|
6931 #endif
|
|
|
6932 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
6933 "system",
|
|
|
6934 #endif
|
|
|
6935 #ifdef FEAT_TAG_BINS
|
|
|
6936 "tag_binary",
|
|
|
6937 #endif
|
|
|
6938 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
6939 "tag_old_static",
|
|
|
6940 #endif
|
|
|
6941 #ifdef FEAT_TAG_ANYWHITE
|
|
|
6942 "tag_any_white",
|
|
|
6943 #endif
|
|
|
6944 #ifdef FEAT_TCL
|
|
|
6945 # ifndef DYNAMIC_TCL
|
|
|
6946 "tcl",
|
|
|
6947 # endif
|
|
|
6948 #endif
|
|
|
6949 #ifdef TERMINFO
|
|
|
6950 "terminfo",
|
|
|
6951 #endif
|
|
|
6952 #ifdef FEAT_TERMRESPONSE
|
|
|
6953 "termresponse",
|
|
|
6954 #endif
|
|
|
6955 #ifdef FEAT_TEXTOBJ
|
|
|
6956 "textobjects",
|
|
|
6957 #endif
|
|
|
6958 #ifdef HAVE_TGETENT
|
|
|
6959 "tgetent",
|
|
|
6960 #endif
|
|
|
6961 #ifdef FEAT_TITLE
|
|
|
6962 "title",
|
|
|
6963 #endif
|
|
|
6964 #ifdef FEAT_TOOLBAR
|
|
|
6965 "toolbar",
|
|
|
6966 #endif
|
|
|
6967 #ifdef FEAT_USR_CMDS
|
|
|
6968 "user-commands", /* was accidentally included in 5.4 */
|
|
|
6969 "user_commands",
|
|
|
6970 #endif
|
|
|
6971 #ifdef FEAT_VIMINFO
|
|
|
6972 "viminfo",
|
|
|
6973 #endif
|
|
|
6974 #ifdef FEAT_VERTSPLIT
|
|
|
6975 "vertsplit",
|
|
|
6976 #endif
|
|
|
6977 #ifdef FEAT_VIRTUALEDIT
|
|
|
6978 "virtualedit",
|
|
|
6979 #endif
|
|
|
6980 #ifdef FEAT_VISUAL
|
|
|
6981 "visual",
|
|
|
6982 #endif
|
|
|
6983 #ifdef FEAT_VISUALEXTRA
|
|
|
6984 "visualextra",
|
|
|
6985 #endif
|
|
|
6986 #ifdef FEAT_VREPLACE
|
|
|
6987 "vreplace",
|
|
|
6988 #endif
|
|
|
6989 #ifdef FEAT_WILDIGN
|
|
|
6990 "wildignore",
|
|
|
6991 #endif
|
|
|
6992 #ifdef FEAT_WILDMENU
|
|
|
6993 "wildmenu",
|
|
|
6994 #endif
|
|
|
6995 #ifdef FEAT_WINDOWS
|
|
|
6996 "windows",
|
|
|
6997 #endif
|
|
|
6998 #ifdef FEAT_WAK
|
|
|
6999 "winaltkeys",
|
|
|
7000 #endif
|
|
|
7001 #ifdef FEAT_WRITEBACKUP
|
|
|
7002 "writebackup",
|
|
|
7003 #endif
|
|
|
7004 #ifdef FEAT_XIM
|
|
|
7005 "xim",
|
|
|
7006 #endif
|
|
|
7007 #ifdef FEAT_XFONTSET
|
|
|
7008 "xfontset",
|
|
|
7009 #endif
|
|
|
7010 #ifdef USE_XSMP
|
|
|
7011 "xsmp",
|
|
|
7012 #endif
|
|
|
7013 #ifdef USE_XSMP_INTERACT
|
|
|
7014 "xsmp_interact",
|
|
|
7015 #endif
|
|
|
7016 #ifdef FEAT_XCLIPBOARD
|
|
|
7017 "xterm_clipboard",
|
|
|
7018 #endif
|
|
|
7019 #ifdef FEAT_XTERM_SAVE
|
|
|
7020 "xterm_save",
|
|
|
7021 #endif
|
|
|
7022 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
7023 "X11",
|
|
|
7024 #endif
|
|
|
7025 NULL
|
|
|
7026 };
|
|
|
7027
|
|
71
|
7028 name = get_tv_string(&argvars[0]);
|
|
7
|
7029 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
7030 if (STRICMP(name, has_list[i]) == 0)
|
|
|
7031 {
|
|
|
7032 n = TRUE;
|
|
|
7033 break;
|
|
|
7034 }
|
|
|
7035
|
|
|
7036 if (n == FALSE)
|
|
|
7037 {
|
|
|
7038 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
7039 n = has_patch(atoi((char *)name + 5));
|
|
|
7040 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
7041 n = (starting != 0);
|
|
|
7042 #ifdef DYNAMIC_TCL
|
|
|
7043 else if (STRICMP(name, "tcl") == 0)
|
|
|
7044 n = tcl_enabled(FALSE);
|
|
|
7045 #endif
|
|
|
7046 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
7047 else if (STRICMP(name, "iconv") == 0)
|
|
|
7048 n = iconv_enabled(FALSE);
|
|
|
7049 #endif
|
|
|
7050 #ifdef DYNAMIC_RUBY
|
|
|
7051 else if (STRICMP(name, "ruby") == 0)
|
|
|
7052 n = ruby_enabled(FALSE);
|
|
|
7053 #endif
|
|
|
7054 #ifdef DYNAMIC_PYTHON
|
|
|
7055 else if (STRICMP(name, "python") == 0)
|
|
|
7056 n = python_enabled(FALSE);
|
|
|
7057 #endif
|
|
|
7058 #ifdef DYNAMIC_PERL
|
|
|
7059 else if (STRICMP(name, "perl") == 0)
|
|
|
7060 n = perl_enabled(FALSE);
|
|
|
7061 #endif
|
|
|
7062 #ifdef FEAT_GUI
|
|
|
7063 else if (STRICMP(name, "gui_running") == 0)
|
|
|
7064 n = (gui.in_use || gui.starting);
|
|
|
7065 # ifdef FEAT_GUI_W32
|
|
|
7066 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
7067 n = gui_is_win32s();
|
|
|
7068 # endif
|
|
|
7069 # ifdef FEAT_BROWSE
|
|
|
7070 else if (STRICMP(name, "browse") == 0)
|
|
|
7071 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
7072 # endif
|
|
|
7073 #endif
|
|
|
7074 #ifdef FEAT_SYN_HL
|
|
|
7075 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
7076 n = syntax_present(curbuf);
|
|
|
7077 #endif
|
|
|
7078 #if defined(WIN3264)
|
|
|
7079 else if (STRICMP(name, "win95") == 0)
|
|
|
7080 n = mch_windows95();
|
|
|
7081 #endif
|
|
34
|
7082 #ifdef FEAT_NETBEANS_INTG
|
|
|
7083 else if (STRICMP(name, "netbeans_enabled") == 0)
|
|
|
7084 n = usingNetbeans;
|
|
|
7085 #endif
|
|
7
|
7086 }
|
|
|
7087
|
|
71
|
7088 rettv->vval.v_number = n;
|
|
7
|
7089 }
|
|
|
7090
|
|
|
7091 /*
|
|
|
7092 * "hasmapto()" function
|
|
|
7093 */
|
|
|
7094 static void
|
|
71
|
7095 f_hasmapto(argvars, rettv)
|
|
|
7096 typeval *argvars;
|
|
|
7097 typeval *rettv;
|
|
7
|
7098 {
|
|
|
7099 char_u *name;
|
|
|
7100 char_u *mode;
|
|
|
7101 char_u buf[NUMBUFLEN];
|
|
|
7102
|
|
71
|
7103 name = get_tv_string(&argvars[0]);
|
|
56
|
7104 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7105 mode = (char_u *)"nvo";
|
|
|
7106 else
|
|
71
|
7107 mode = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7108
|
|
|
7109 if (map_to_exists(name, mode))
|
|
71
|
7110 rettv->vval.v_number = TRUE;
|
|
|
7111 else
|
|
|
7112 rettv->vval.v_number = FALSE;
|
|
7
|
7113 }
|
|
|
7114
|
|
|
7115 /*
|
|
|
7116 * "histadd()" function
|
|
|
7117 */
|
|
|
7118 /*ARGSUSED*/
|
|
|
7119 static void
|
|
71
|
7120 f_histadd(argvars, rettv)
|
|
|
7121 typeval *argvars;
|
|
|
7122 typeval *rettv;
|
|
7
|
7123 {
|
|
|
7124 #ifdef FEAT_CMDHIST
|
|
|
7125 int histype;
|
|
|
7126 char_u *str;
|
|
|
7127 char_u buf[NUMBUFLEN];
|
|
|
7128 #endif
|
|
|
7129
|
|
71
|
7130 rettv->vval.v_number = FALSE;
|
|
7
|
7131 if (check_restricted() || check_secure())
|
|
|
7132 return;
|
|
|
7133 #ifdef FEAT_CMDHIST
|
|
71
|
7134 histype = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
7135 if (histype >= 0)
|
|
|
7136 {
|
|
71
|
7137 str = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7138 if (*str != NUL)
|
|
|
7139 {
|
|
|
7140 add_to_history(histype, str, FALSE, NUL);
|
|
71
|
7141 rettv->vval.v_number = TRUE;
|
|
7
|
7142 return;
|
|
|
7143 }
|
|
|
7144 }
|
|
|
7145 #endif
|
|
|
7146 }
|
|
|
7147
|
|
|
7148 /*
|
|
|
7149 * "histdel()" function
|
|
|
7150 */
|
|
|
7151 /*ARGSUSED*/
|
|
|
7152 static void
|
|
71
|
7153 f_histdel(argvars, rettv)
|
|
|
7154 typeval *argvars;
|
|
|
7155 typeval *rettv;
|
|
7
|
7156 {
|
|
|
7157 #ifdef FEAT_CMDHIST
|
|
|
7158 int n;
|
|
|
7159 char_u buf[NUMBUFLEN];
|
|
|
7160
|
|
56
|
7161 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7162 /* only one argument: clear entire history */
|
|
71
|
7163 n = clr_history(get_histtype(get_tv_string(&argvars[0])));
|
|
56
|
7164 else if (argvars[1].v_type == VAR_NUMBER)
|
|
7
|
7165 /* index given: remove that entry */
|
|
71
|
7166 n = del_history_idx(get_histtype(get_tv_string(&argvars[0])),
|
|
|
7167 (int)get_tv_number(&argvars[1]));
|
|
7
|
7168 else
|
|
|
7169 /* string given: remove all matching entries */
|
|
71
|
7170 n = del_history_entry(get_histtype(get_tv_string(&argvars[0])),
|
|
|
7171 get_tv_string_buf(&argvars[1], buf));
|
|
|
7172 rettv->vval.v_number = n;
|
|
7
|
7173 #else
|
|
71
|
7174 rettv->vval.v_number = 0;
|
|
7
|
7175 #endif
|
|
|
7176 }
|
|
|
7177
|
|
|
7178 /*
|
|
|
7179 * "histget()" function
|
|
|
7180 */
|
|
|
7181 /*ARGSUSED*/
|
|
|
7182 static void
|
|
71
|
7183 f_histget(argvars, rettv)
|
|
|
7184 typeval *argvars;
|
|
|
7185 typeval *rettv;
|
|
7
|
7186 {
|
|
|
7187 #ifdef FEAT_CMDHIST
|
|
|
7188 int type;
|
|
|
7189 int idx;
|
|
|
7190
|
|
71
|
7191 type = get_histtype(get_tv_string(&argvars[0]));
|
|
56
|
7192 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
7193 idx = get_history_idx(type);
|
|
|
7194 else
|
|
71
|
7195 idx = (int)get_tv_number(&argvars[1]);
|
|
|
7196 rettv->vval.v_string = vim_strsave(get_history_entry(type, idx));
|
|
7
|
7197 #else
|
|
71
|
7198 rettv->vval.v_string = NULL;
|
|
|
7199 #endif
|
|
|
7200 rettv->v_type = VAR_STRING;
|
|
7
|
7201 }
|
|
|
7202
|
|
|
7203 /*
|
|
|
7204 * "histnr()" function
|
|
|
7205 */
|
|
|
7206 /*ARGSUSED*/
|
|
|
7207 static void
|
|
71
|
7208 f_histnr(argvars, rettv)
|
|
|
7209 typeval *argvars;
|
|
|
7210 typeval *rettv;
|
|
7
|
7211 {
|
|
|
7212 int i;
|
|
|
7213
|
|
|
7214 #ifdef FEAT_CMDHIST
|
|
71
|
7215 i = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
7216 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
7217 i = get_history_idx(i);
|
|
|
7218 else
|
|
|
7219 #endif
|
|
|
7220 i = -1;
|
|
71
|
7221 rettv->vval.v_number = i;
|
|
7
|
7222 }
|
|
|
7223
|
|
|
7224 /*
|
|
|
7225 * "highlight_exists()" function
|
|
|
7226 */
|
|
|
7227 static void
|
|
71
|
7228 f_hlexists(argvars, rettv)
|
|
|
7229 typeval *argvars;
|
|
|
7230 typeval *rettv;
|
|
|
7231 {
|
|
|
7232 rettv->vval.v_number = highlight_exists(get_tv_string(&argvars[0]));
|
|
7
|
7233 }
|
|
|
7234
|
|
|
7235 /*
|
|
|
7236 * "highlightID(name)" function
|
|
|
7237 */
|
|
|
7238 static void
|
|
71
|
7239 f_hlID(argvars, rettv)
|
|
|
7240 typeval *argvars;
|
|
|
7241 typeval *rettv;
|
|
|
7242 {
|
|
|
7243 rettv->vval.v_number = syn_name2id(get_tv_string(&argvars[0]));
|
|
7
|
7244 }
|
|
|
7245
|
|
|
7246 /*
|
|
|
7247 * "hostname()" function
|
|
|
7248 */
|
|
|
7249 /*ARGSUSED*/
|
|
|
7250 static void
|
|
71
|
7251 f_hostname(argvars, rettv)
|
|
|
7252 typeval *argvars;
|
|
|
7253 typeval *rettv;
|
|
7
|
7254 {
|
|
|
7255 char_u hostname[256];
|
|
|
7256
|
|
|
7257 mch_get_host_name(hostname, 256);
|
|
71
|
7258 rettv->v_type = VAR_STRING;
|
|
|
7259 rettv->vval.v_string = vim_strsave(hostname);
|
|
7
|
7260 }
|
|
|
7261
|
|
|
7262 /*
|
|
|
7263 * iconv() function
|
|
|
7264 */
|
|
|
7265 /*ARGSUSED*/
|
|
|
7266 static void
|
|
71
|
7267 f_iconv(argvars, rettv)
|
|
|
7268 typeval *argvars;
|
|
|
7269 typeval *rettv;
|
|
7
|
7270 {
|
|
|
7271 #ifdef FEAT_MBYTE
|
|
|
7272 char_u buf1[NUMBUFLEN];
|
|
|
7273 char_u buf2[NUMBUFLEN];
|
|
|
7274 char_u *from, *to, *str;
|
|
|
7275 vimconv_T vimconv;
|
|
|
7276 #endif
|
|
|
7277
|
|
71
|
7278 rettv->v_type = VAR_STRING;
|
|
|
7279 rettv->vval.v_string = NULL;
|
|
7
|
7280
|
|
|
7281 #ifdef FEAT_MBYTE
|
|
71
|
7282 str = get_tv_string(&argvars[0]);
|
|
|
7283 from = enc_canonize(enc_skip(get_tv_string_buf(&argvars[1], buf1)));
|
|
|
7284 to = enc_canonize(enc_skip(get_tv_string_buf(&argvars[2], buf2)));
|
|
7
|
7285 vimconv.vc_type = CONV_NONE;
|
|
|
7286 convert_setup(&vimconv, from, to);
|
|
|
7287
|
|
|
7288 /* If the encodings are equal, no conversion needed. */
|
|
|
7289 if (vimconv.vc_type == CONV_NONE)
|
|
71
|
7290 rettv->vval.v_string = vim_strsave(str);
|
|
|
7291 else
|
|
|
7292 rettv->vval.v_string = string_convert(&vimconv, str, NULL);
|
|
7
|
7293
|
|
|
7294 convert_setup(&vimconv, NULL, NULL);
|
|
|
7295 vim_free(from);
|
|
|
7296 vim_free(to);
|
|
|
7297 #endif
|
|
|
7298 }
|
|
|
7299
|
|
|
7300 /*
|
|
|
7301 * "indent()" function
|
|
|
7302 */
|
|
|
7303 static void
|
|
71
|
7304 f_indent(argvars, rettv)
|
|
|
7305 typeval *argvars;
|
|
|
7306 typeval *rettv;
|
|
7
|
7307 {
|
|
|
7308 linenr_T lnum;
|
|
|
7309
|
|
71
|
7310 lnum = get_tv_lnum(argvars);
|
|
7
|
7311 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
7312 rettv->vval.v_number = get_indent_lnum(lnum);
|
|
|
7313 else
|
|
|
7314 rettv->vval.v_number = -1;
|
|
7
|
7315 }
|
|
|
7316
|
|
80
|
7317 /*
|
|
|
7318 * "index()" function
|
|
|
7319 */
|
|
|
7320 static void
|
|
|
7321 f_index(argvars, rettv)
|
|
|
7322 typeval *argvars;
|
|
|
7323 typeval *rettv;
|
|
|
7324 {
|
|
|
7325 listvar *l;
|
|
|
7326 listitem *item;
|
|
|
7327 long idx = 0;
|
|
|
7328 int ic = FALSE;
|
|
|
7329
|
|
|
7330 rettv->vval.v_number = -1;
|
|
|
7331 if (argvars[0].v_type != VAR_LIST)
|
|
|
7332 {
|
|
|
7333 EMSG(_(e_listreq));
|
|
|
7334 return;
|
|
|
7335 }
|
|
|
7336 l = argvars[0].vval.v_list;
|
|
|
7337 if (l != NULL)
|
|
|
7338 {
|
|
|
7339 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
7340 ic = get_tv_number(&argvars[2]);
|
|
|
7341
|
|
|
7342 for (item = l->lv_first; item != NULL; item = item->li_next, ++idx)
|
|
|
7343 if (tv_equal(&item->li_tv, &argvars[1], ic))
|
|
|
7344 {
|
|
|
7345 rettv->vval.v_number = idx;
|
|
|
7346 break;
|
|
|
7347 }
|
|
|
7348 }
|
|
|
7349 }
|
|
|
7350
|
|
7
|
7351 static int inputsecret_flag = 0;
|
|
|
7352
|
|
|
7353 /*
|
|
|
7354 * "input()" function
|
|
|
7355 * Also handles inputsecret() when inputsecret is set.
|
|
|
7356 */
|
|
|
7357 static void
|
|
71
|
7358 f_input(argvars, rettv)
|
|
|
7359 typeval *argvars;
|
|
|
7360 typeval *rettv;
|
|
|
7361 {
|
|
|
7362 char_u *prompt = get_tv_string(&argvars[0]);
|
|
7
|
7363 char_u *p = NULL;
|
|
|
7364 int c;
|
|
|
7365 char_u buf[NUMBUFLEN];
|
|
|
7366 int cmd_silent_save = cmd_silent;
|
|
|
7367
|
|
71
|
7368 rettv->v_type = VAR_STRING;
|
|
7
|
7369
|
|
|
7370 #ifdef NO_CONSOLE_INPUT
|
|
|
7371 /* While starting up, there is no place to enter text. */
|
|
|
7372 if (no_console_input())
|
|
|
7373 {
|
|
71
|
7374 rettv->vval.v_string = NULL;
|
|
7
|
7375 return;
|
|
|
7376 }
|
|
|
7377 #endif
|
|
|
7378
|
|
|
7379 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
7380 if (prompt != NULL)
|
|
|
7381 {
|
|
|
7382 /* Only the part of the message after the last NL is considered as
|
|
|
7383 * prompt for the command line */
|
|
|
7384 p = vim_strrchr(prompt, '\n');
|
|
|
7385 if (p == NULL)
|
|
|
7386 p = prompt;
|
|
|
7387 else
|
|
|
7388 {
|
|
|
7389 ++p;
|
|
|
7390 c = *p;
|
|
|
7391 *p = NUL;
|
|
|
7392 msg_start();
|
|
|
7393 msg_clr_eos();
|
|
|
7394 msg_puts_attr(prompt, echo_attr);
|
|
|
7395 msg_didout = FALSE;
|
|
|
7396 msg_starthere();
|
|
|
7397 *p = c;
|
|
|
7398 }
|
|
|
7399 cmdline_row = msg_row;
|
|
|
7400 }
|
|
|
7401
|
|
56
|
7402 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
7403 stuffReadbuffSpec(get_tv_string_buf(&argvars[1], buf));
|
|
|
7404
|
|
|
7405 rettv->vval.v_string =
|
|
7
|
7406 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
7407
|
|
|
7408 /* since the user typed this, no need to wait for return */
|
|
|
7409 need_wait_return = FALSE;
|
|
|
7410 msg_didout = FALSE;
|
|
|
7411 cmd_silent = cmd_silent_save;
|
|
|
7412 }
|
|
|
7413
|
|
|
7414 /*
|
|
|
7415 * "inputdialog()" function
|
|
|
7416 */
|
|
|
7417 static void
|
|
71
|
7418 f_inputdialog(argvars, rettv)
|
|
|
7419 typeval *argvars;
|
|
|
7420 typeval *rettv;
|
|
7
|
7421 {
|
|
|
7422 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
7423 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
7424 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
7425 {
|
|
|
7426 char_u *message;
|
|
|
7427 char_u buf[NUMBUFLEN];
|
|
|
7428
|
|
71
|
7429 message = get_tv_string(&argvars[0]);
|
|
56
|
7430 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
7431 {
|
|
71
|
7432 STRNCPY(IObuff, get_tv_string_buf(&argvars[1], buf), IOSIZE);
|
|
7
|
7433 IObuff[IOSIZE - 1] = NUL;
|
|
|
7434 }
|
|
|
7435 else
|
|
|
7436 IObuff[0] = NUL;
|
|
|
7437 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
7438 1, IObuff) == 1)
|
|
71
|
7439 rettv->vval.v_string = vim_strsave(IObuff);
|
|
7
|
7440 else
|
|
|
7441 {
|
|
56
|
7442 if (argvars[1].v_type != VAR_UNKNOWN
|
|
|
7443 && argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
7444 rettv->vval.v_string = vim_strsave(
|
|
|
7445 get_tv_string_buf(&argvars[2], buf));
|
|
7
|
7446 else
|
|
71
|
7447 rettv->vval.v_string = NULL;
|
|
|
7448 }
|
|
|
7449 rettv->v_type = VAR_STRING;
|
|
|
7450 }
|
|
|
7451 else
|
|
|
7452 #endif
|
|
|
7453 f_input(argvars, rettv);
|
|
7
|
7454 }
|
|
|
7455
|
|
|
7456 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
7457
|
|
|
7458 /*
|
|
|
7459 * "inputrestore()" function
|
|
|
7460 */
|
|
|
7461 /*ARGSUSED*/
|
|
|
7462 static void
|
|
71
|
7463 f_inputrestore(argvars, rettv)
|
|
|
7464 typeval *argvars;
|
|
|
7465 typeval *rettv;
|
|
7
|
7466 {
|
|
|
7467 if (ga_userinput.ga_len > 0)
|
|
|
7468 {
|
|
|
7469 --ga_userinput.ga_len;
|
|
|
7470 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
7471 + ga_userinput.ga_len);
|
|
71
|
7472 rettv->vval.v_number = 0; /* OK */
|
|
7
|
7473 }
|
|
|
7474 else if (p_verbose > 1)
|
|
|
7475 {
|
|
|
7476 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
71
|
7477 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
7478 }
|
|
|
7479 }
|
|
|
7480
|
|
|
7481 /*
|
|
|
7482 * "inputsave()" function
|
|
|
7483 */
|
|
|
7484 /*ARGSUSED*/
|
|
|
7485 static void
|
|
71
|
7486 f_inputsave(argvars, rettv)
|
|
|
7487 typeval *argvars;
|
|
|
7488 typeval *rettv;
|
|
7
|
7489 {
|
|
|
7490 /* Add an entry to the stack of typehead storage. */
|
|
|
7491 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
7492 {
|
|
|
7493 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
7494 + ga_userinput.ga_len);
|
|
|
7495 ++ga_userinput.ga_len;
|
|
71
|
7496 rettv->vval.v_number = 0; /* OK */
|
|
|
7497 }
|
|
|
7498 else
|
|
|
7499 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
7500 }
|
|
|
7501
|
|
|
7502 /*
|
|
|
7503 * "inputsecret()" function
|
|
|
7504 */
|
|
|
7505 static void
|
|
71
|
7506 f_inputsecret(argvars, rettv)
|
|
|
7507 typeval *argvars;
|
|
|
7508 typeval *rettv;
|
|
7
|
7509 {
|
|
|
7510 ++cmdline_star;
|
|
|
7511 ++inputsecret_flag;
|
|
71
|
7512 f_input(argvars, rettv);
|
|
7
|
7513 --cmdline_star;
|
|
|
7514 --inputsecret_flag;
|
|
|
7515 }
|
|
|
7516
|
|
|
7517 /*
|
|
56
|
7518 * "insert()" function
|
|
|
7519 */
|
|
|
7520 static void
|
|
71
|
7521 f_insert(argvars, rettv)
|
|
|
7522 typeval *argvars;
|
|
|
7523 typeval *rettv;
|
|
56
|
7524 {
|
|
|
7525 long before = 0;
|
|
|
7526 long n;
|
|
|
7527 listitem *item;
|
|
|
7528 listvar *l;
|
|
|
7529
|
|
|
7530 if (argvars[0].v_type != VAR_LIST)
|
|
|
7531 EMSG(_("E999: First argument of insert() must be a list"));
|
|
|
7532 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
7533 {
|
|
|
7534 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
7535 before = get_tv_number(&argvars[2]);
|
|
56
|
7536
|
|
80
|
7537 n = before;
|
|
|
7538 item = list_find_ext(l, &n);
|
|
56
|
7539 if (n > 0)
|
|
|
7540 EMSGN(_(e_listidx), before);
|
|
|
7541 else
|
|
|
7542 {
|
|
80
|
7543 list_insert_tv(l, &argvars[1], item);
|
|
|
7544 ++l->lv_refcount;
|
|
|
7545 copy_tv(&argvars[0], rettv);
|
|
56
|
7546 }
|
|
|
7547 }
|
|
|
7548 }
|
|
|
7549
|
|
|
7550 /*
|
|
7
|
7551 * "isdirectory()" function
|
|
|
7552 */
|
|
|
7553 static void
|
|
71
|
7554 f_isdirectory(argvars, rettv)
|
|
|
7555 typeval *argvars;
|
|
|
7556 typeval *rettv;
|
|
|
7557 {
|
|
|
7558 rettv->vval.v_number = mch_isdir(get_tv_string(&argvars[0]));
|
|
7
|
7559 }
|
|
|
7560
|
|
|
7561 /*
|
|
|
7562 * "last_buffer_nr()" function.
|
|
|
7563 */
|
|
|
7564 /*ARGSUSED*/
|
|
|
7565 static void
|
|
71
|
7566 f_last_buffer_nr(argvars, rettv)
|
|
|
7567 typeval *argvars;
|
|
|
7568 typeval *rettv;
|
|
7
|
7569 {
|
|
|
7570 int n = 0;
|
|
|
7571 buf_T *buf;
|
|
|
7572
|
|
|
7573 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
7574 if (n < buf->b_fnum)
|
|
|
7575 n = buf->b_fnum;
|
|
|
7576
|
|
71
|
7577 rettv->vval.v_number = n;
|
|
56
|
7578 }
|
|
|
7579
|
|
|
7580 /*
|
|
|
7581 * "len()" function
|
|
|
7582 */
|
|
|
7583 static void
|
|
71
|
7584 f_len(argvars, rettv)
|
|
|
7585 typeval *argvars;
|
|
|
7586 typeval *rettv;
|
|
56
|
7587 {
|
|
|
7588 switch (argvars[0].v_type)
|
|
|
7589 {
|
|
|
7590 case VAR_STRING:
|
|
|
7591 case VAR_NUMBER:
|
|
71
|
7592 rettv->vval.v_number = (varnumber_T)STRLEN(
|
|
|
7593 get_tv_string(&argvars[0]));
|
|
56
|
7594 break;
|
|
|
7595 case VAR_LIST:
|
|
71
|
7596 rettv->vval.v_number = list_len(argvars[0].vval.v_list);
|
|
56
|
7597 break;
|
|
|
7598 default:
|
|
|
7599 EMSG(_("E999: Invalid type for len()"));
|
|
|
7600 break;
|
|
|
7601 }
|
|
|
7602 }
|
|
|
7603
|
|
|
7604 /*
|
|
|
7605 * "libcall()" function
|
|
|
7606 */
|
|
|
7607 static void
|
|
71
|
7608 f_libcall(argvars, rettv)
|
|
|
7609 typeval *argvars;
|
|
|
7610 typeval *rettv;
|
|
|
7611 {
|
|
|
7612 libcall_common(argvars, rettv, VAR_STRING);
|
|
56
|
7613 }
|
|
|
7614
|
|
|
7615 /*
|
|
|
7616 * "libcallnr()" function
|
|
|
7617 */
|
|
|
7618 static void
|
|
71
|
7619 f_libcallnr(argvars, rettv)
|
|
|
7620 typeval *argvars;
|
|
|
7621 typeval *rettv;
|
|
|
7622 {
|
|
|
7623 libcall_common(argvars, rettv, VAR_NUMBER);
|
|
|
7624 }
|
|
|
7625
|
|
|
7626 static void
|
|
|
7627 libcall_common(argvars, rettv, type)
|
|
|
7628 typeval *argvars;
|
|
|
7629 typeval *rettv;
|
|
56
|
7630 int type;
|
|
|
7631 {
|
|
|
7632 #ifdef FEAT_LIBCALL
|
|
|
7633 char_u *string_in;
|
|
|
7634 char_u **string_result;
|
|
|
7635 int nr_result;
|
|
|
7636 #endif
|
|
|
7637
|
|
71
|
7638 rettv->v_type = type;
|
|
56
|
7639 if (type == VAR_NUMBER)
|
|
71
|
7640 rettv->vval.v_number = 0;
|
|
|
7641 else
|
|
|
7642 rettv->vval.v_string = NULL;
|
|
56
|
7643
|
|
|
7644 if (check_restricted() || check_secure())
|
|
|
7645 return;
|
|
|
7646
|
|
|
7647 #ifdef FEAT_LIBCALL
|
|
|
7648 /* The first two args must be strings, otherwise its meaningless */
|
|
|
7649 if (argvars[0].v_type == VAR_STRING && argvars[1].v_type == VAR_STRING)
|
|
|
7650 {
|
|
|
7651 if (argvars[2].v_type == VAR_NUMBER)
|
|
|
7652 string_in = NULL;
|
|
|
7653 else
|
|
|
7654 string_in = argvars[2].vval.v_string;
|
|
|
7655 if (type == VAR_NUMBER)
|
|
|
7656 string_result = NULL;
|
|
|
7657 else
|
|
71
|
7658 string_result = &rettv->vval.v_string;
|
|
56
|
7659 if (mch_libcall(argvars[0].vval.v_string,
|
|
|
7660 argvars[1].vval.v_string,
|
|
|
7661 string_in,
|
|
|
7662 argvars[2].vval.v_number,
|
|
|
7663 string_result,
|
|
|
7664 &nr_result) == OK
|
|
|
7665 && type == VAR_NUMBER)
|
|
71
|
7666 rettv->vval.v_number = nr_result;
|
|
56
|
7667 }
|
|
|
7668 #endif
|
|
7
|
7669 }
|
|
|
7670
|
|
|
7671 /*
|
|
|
7672 * "line(string)" function
|
|
|
7673 */
|
|
|
7674 static void
|
|
71
|
7675 f_line(argvars, rettv)
|
|
|
7676 typeval *argvars;
|
|
|
7677 typeval *rettv;
|
|
7
|
7678 {
|
|
|
7679 linenr_T lnum = 0;
|
|
|
7680 pos_T *fp;
|
|
|
7681
|
|
|
7682 fp = var2fpos(&argvars[0], TRUE);
|
|
|
7683 if (fp != NULL)
|
|
|
7684 lnum = fp->lnum;
|
|
71
|
7685 rettv->vval.v_number = lnum;
|
|
7
|
7686 }
|
|
|
7687
|
|
|
7688 /*
|
|
|
7689 * "line2byte(lnum)" function
|
|
|
7690 */
|
|
|
7691 /*ARGSUSED*/
|
|
|
7692 static void
|
|
71
|
7693 f_line2byte(argvars, rettv)
|
|
|
7694 typeval *argvars;
|
|
|
7695 typeval *rettv;
|
|
7
|
7696 {
|
|
|
7697 #ifndef FEAT_BYTEOFF
|
|
71
|
7698 rettv->vval.v_number = -1;
|
|
7
|
7699 #else
|
|
|
7700 linenr_T lnum;
|
|
|
7701
|
|
71
|
7702 lnum = get_tv_lnum(argvars);
|
|
7
|
7703 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
71
|
7704 rettv->vval.v_number = -1;
|
|
|
7705 else
|
|
|
7706 rettv->vval.v_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
7707 if (rettv->vval.v_number >= 0)
|
|
|
7708 ++rettv->vval.v_number;
|
|
7
|
7709 #endif
|
|
|
7710 }
|
|
|
7711
|
|
|
7712 /*
|
|
|
7713 * "lispindent(lnum)" function
|
|
|
7714 */
|
|
|
7715 static void
|
|
71
|
7716 f_lispindent(argvars, rettv)
|
|
|
7717 typeval *argvars;
|
|
|
7718 typeval *rettv;
|
|
7
|
7719 {
|
|
|
7720 #ifdef FEAT_LISP
|
|
|
7721 pos_T pos;
|
|
|
7722 linenr_T lnum;
|
|
|
7723
|
|
|
7724 pos = curwin->w_cursor;
|
|
71
|
7725 lnum = get_tv_lnum(argvars);
|
|
7
|
7726 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
7727 {
|
|
|
7728 curwin->w_cursor.lnum = lnum;
|
|
71
|
7729 rettv->vval.v_number = get_lisp_indent();
|
|
7
|
7730 curwin->w_cursor = pos;
|
|
|
7731 }
|
|
|
7732 else
|
|
|
7733 #endif
|
|
71
|
7734 rettv->vval.v_number = -1;
|
|
7
|
7735 }
|
|
|
7736
|
|
|
7737 /*
|
|
|
7738 * "localtime()" function
|
|
|
7739 */
|
|
|
7740 /*ARGSUSED*/
|
|
|
7741 static void
|
|
71
|
7742 f_localtime(argvars, rettv)
|
|
|
7743 typeval *argvars;
|
|
|
7744 typeval *rettv;
|
|
|
7745 {
|
|
|
7746 rettv->vval.v_number = (varnumber_T)time(NULL);
|
|
7
|
7747 }
|
|
|
7748
|
|
|
7749 /*
|
|
|
7750 * "maparg()" function
|
|
|
7751 */
|
|
|
7752 static void
|
|
71
|
7753 f_maparg(argvars, rettv)
|
|
|
7754 typeval *argvars;
|
|
|
7755 typeval *rettv;
|
|
|
7756 {
|
|
|
7757 get_maparg(argvars, rettv, TRUE);
|
|
7
|
7758 }
|
|
|
7759
|
|
|
7760 /*
|
|
|
7761 * "mapcheck()" function
|
|
|
7762 */
|
|
|
7763 static void
|
|
71
|
7764 f_mapcheck(argvars, rettv)
|
|
|
7765 typeval *argvars;
|
|
|
7766 typeval *rettv;
|
|
|
7767 {
|
|
|
7768 get_maparg(argvars, rettv, FALSE);
|
|
|
7769 }
|
|
|
7770
|
|
|
7771 static void
|
|
|
7772 get_maparg(argvars, rettv, exact)
|
|
|
7773 typeval *argvars;
|
|
|
7774 typeval *rettv;
|
|
7
|
7775 int exact;
|
|
|
7776 {
|
|
|
7777 char_u *keys;
|
|
|
7778 char_u *which;
|
|
|
7779 char_u buf[NUMBUFLEN];
|
|
|
7780 char_u *keys_buf = NULL;
|
|
|
7781 char_u *rhs;
|
|
|
7782 int mode;
|
|
|
7783 garray_T ga;
|
|
|
7784
|
|
|
7785 /* return empty string for failure */
|
|
71
|
7786 rettv->v_type = VAR_STRING;
|
|
|
7787 rettv->vval.v_string = NULL;
|
|
|
7788
|
|
|
7789 keys = get_tv_string(&argvars[0]);
|
|
7
|
7790 if (*keys == NUL)
|
|
|
7791 return;
|
|
|
7792
|
|
56
|
7793 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
7794 which = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7795 else
|
|
|
7796 which = (char_u *)"";
|
|
|
7797 mode = get_map_mode(&which, 0);
|
|
|
7798
|
|
|
7799 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
7800 rhs = check_map(keys, mode, exact);
|
|
|
7801 vim_free(keys_buf);
|
|
|
7802 if (rhs != NULL)
|
|
|
7803 {
|
|
|
7804 ga_init(&ga);
|
|
|
7805 ga.ga_itemsize = 1;
|
|
|
7806 ga.ga_growsize = 40;
|
|
|
7807
|
|
|
7808 while (*rhs != NUL)
|
|
|
7809 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
7810
|
|
|
7811 ga_append(&ga, NUL);
|
|
71
|
7812 rettv->vval.v_string = (char_u *)ga.ga_data;
|
|
7
|
7813 }
|
|
|
7814 }
|
|
|
7815
|
|
|
7816 /*
|
|
|
7817 * "match()" function
|
|
|
7818 */
|
|
|
7819 static void
|
|
71
|
7820 f_match(argvars, rettv)
|
|
|
7821 typeval *argvars;
|
|
|
7822 typeval *rettv;
|
|
|
7823 {
|
|
|
7824 find_some_match(argvars, rettv, 1);
|
|
7
|
7825 }
|
|
|
7826
|
|
|
7827 /*
|
|
|
7828 * "matchend()" function
|
|
|
7829 */
|
|
|
7830 static void
|
|
71
|
7831 f_matchend(argvars, rettv)
|
|
|
7832 typeval *argvars;
|
|
|
7833 typeval *rettv;
|
|
|
7834 {
|
|
|
7835 find_some_match(argvars, rettv, 0);
|
|
7
|
7836 }
|
|
|
7837
|
|
|
7838 /*
|
|
|
7839 * "matchstr()" function
|
|
|
7840 */
|
|
|
7841 static void
|
|
71
|
7842 f_matchstr(argvars, rettv)
|
|
|
7843 typeval *argvars;
|
|
|
7844 typeval *rettv;
|
|
|
7845 {
|
|
|
7846 find_some_match(argvars, rettv, 2);
|
|
|
7847 }
|
|
|
7848
|
|
|
7849 static void
|
|
|
7850 find_some_match(argvars, rettv, type)
|
|
|
7851 typeval *argvars;
|
|
|
7852 typeval *rettv;
|
|
7
|
7853 int type;
|
|
|
7854 {
|
|
|
7855 char_u *str;
|
|
19
|
7856 char_u *expr;
|
|
7
|
7857 char_u *pat;
|
|
|
7858 regmatch_T regmatch;
|
|
|
7859 char_u patbuf[NUMBUFLEN];
|
|
|
7860 char_u *save_cpo;
|
|
|
7861 long start = 0;
|
|
19
|
7862 long nth = 1;
|
|
|
7863 int match;
|
|
7
|
7864
|
|
|
7865 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
7866 save_cpo = p_cpo;
|
|
|
7867 p_cpo = (char_u *)"";
|
|
|
7868
|
|
71
|
7869 expr = str = get_tv_string(&argvars[0]);
|
|
|
7870 pat = get_tv_string_buf(&argvars[1], patbuf);
|
|
7
|
7871
|
|
|
7872 if (type == 2)
|
|
|
7873 {
|
|
71
|
7874 rettv->v_type = VAR_STRING;
|
|
|
7875 rettv->vval.v_string = NULL;
|
|
|
7876 }
|
|
|
7877 else
|
|
|
7878 rettv->vval.v_number = -1;
|
|
56
|
7879
|
|
|
7880 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
7881 {
|
|
71
|
7882 start = get_tv_number(&argvars[2]);
|
|
7
|
7883 if (start < 0)
|
|
|
7884 start = 0;
|
|
|
7885 if (start > (long)STRLEN(str))
|
|
|
7886 goto theend;
|
|
|
7887 str += start;
|
|
19
|
7888
|
|
56
|
7889 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
71
|
7890 nth = get_tv_number(&argvars[3]);
|
|
7
|
7891 }
|
|
|
7892
|
|
|
7893 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
7894 if (regmatch.regprog != NULL)
|
|
|
7895 {
|
|
|
7896 regmatch.rm_ic = p_ic;
|
|
19
|
7897
|
|
|
7898 while (1)
|
|
|
7899 {
|
|
|
7900 match = vim_regexec_nl(®match, str, (colnr_T)0);
|
|
|
7901 if (!match || --nth <= 0)
|
|
|
7902 break;
|
|
|
7903 /* Advance to just after the match. */
|
|
|
7904 #ifdef FEAT_MBYTE
|
|
|
7905 str = regmatch.startp[0] + mb_ptr2len_check(regmatch.startp[0]);
|
|
|
7906 #else
|
|
|
7907 str = regmatch.startp[0] + 1;
|
|
|
7908 #endif
|
|
|
7909 }
|
|
|
7910
|
|
|
7911 if (match)
|
|
7
|
7912 {
|
|
|
7913 if (type == 2)
|
|
71
|
7914 rettv->vval.v_string = vim_strnsave(regmatch.startp[0],
|
|
7
|
7915 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
7916 else
|
|
|
7917 {
|
|
|
7918 if (type != 0)
|
|
71
|
7919 rettv->vval.v_number =
|
|
7
|
7920 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
7921 else
|
|
71
|
7922 rettv->vval.v_number =
|
|
7
|
7923 (varnumber_T)(regmatch.endp[0] - str);
|
|
71
|
7924 rettv->vval.v_number += str - expr;
|
|
7
|
7925 }
|
|
|
7926 }
|
|
|
7927 vim_free(regmatch.regprog);
|
|
|
7928 }
|
|
|
7929
|
|
|
7930 theend:
|
|
|
7931 p_cpo = save_cpo;
|
|
|
7932 }
|
|
|
7933
|
|
|
7934 /*
|
|
|
7935 * "mode()" function
|
|
|
7936 */
|
|
|
7937 /*ARGSUSED*/
|
|
|
7938 static void
|
|
71
|
7939 f_mode(argvars, rettv)
|
|
|
7940 typeval *argvars;
|
|
|
7941 typeval *rettv;
|
|
7
|
7942 {
|
|
|
7943 char_u buf[2];
|
|
|
7944
|
|
|
7945 #ifdef FEAT_VISUAL
|
|
|
7946 if (VIsual_active)
|
|
|
7947 {
|
|
|
7948 if (VIsual_select)
|
|
|
7949 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
7950 else
|
|
|
7951 buf[0] = VIsual_mode;
|
|
|
7952 }
|
|
|
7953 else
|
|
|
7954 #endif
|
|
|
7955 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
7956 buf[0] = 'r';
|
|
|
7957 else if (State & INSERT)
|
|
|
7958 {
|
|
|
7959 if (State & REPLACE_FLAG)
|
|
|
7960 buf[0] = 'R';
|
|
|
7961 else
|
|
|
7962 buf[0] = 'i';
|
|
|
7963 }
|
|
|
7964 else if (State & CMDLINE)
|
|
|
7965 buf[0] = 'c';
|
|
|
7966 else
|
|
|
7967 buf[0] = 'n';
|
|
|
7968
|
|
|
7969 buf[1] = NUL;
|
|
71
|
7970 rettv->vval.v_string = vim_strsave(buf);
|
|
|
7971 rettv->v_type = VAR_STRING;
|
|
7
|
7972 }
|
|
|
7973
|
|
|
7974 /*
|
|
|
7975 * "nr2char()" function
|
|
|
7976 */
|
|
|
7977 static void
|
|
71
|
7978 f_nr2char(argvars, rettv)
|
|
|
7979 typeval *argvars;
|
|
|
7980 typeval *rettv;
|
|
7
|
7981 {
|
|
|
7982 char_u buf[NUMBUFLEN];
|
|
|
7983
|
|
|
7984 #ifdef FEAT_MBYTE
|
|
|
7985 if (has_mbyte)
|
|
71
|
7986 buf[(*mb_char2bytes)((int)get_tv_number(&argvars[0]), buf)] = NUL;
|
|
|
7987 else
|
|
|
7988 #endif
|
|
|
7989 {
|
|
|
7990 buf[0] = (char_u)get_tv_number(&argvars[0]);
|
|
7
|
7991 buf[1] = NUL;
|
|
|
7992 }
|
|
71
|
7993 rettv->v_type = VAR_STRING;
|
|
|
7994 rettv->vval.v_string = vim_strsave(buf);
|
|
56
|
7995 }
|
|
|
7996
|
|
|
7997 /*
|
|
80
|
7998 * "remove({list}, {idx} [, {end}])" function
|
|
56
|
7999 */
|
|
|
8000 static void
|
|
71
|
8001 f_remove(argvars, rettv)
|
|
|
8002 typeval *argvars;
|
|
|
8003 typeval *rettv;
|
|
56
|
8004 {
|
|
|
8005 listvar *l;
|
|
80
|
8006 listitem *item, *item2;
|
|
|
8007 listitem *li;
|
|
56
|
8008 long idx;
|
|
80
|
8009 long end;
|
|
|
8010
|
|
|
8011 rettv->vval.v_number = 0;
|
|
56
|
8012 if (argvars[0].v_type != VAR_LIST)
|
|
|
8013 EMSG(_("E999: First argument of remove() must be a list"));
|
|
|
8014 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
8015 {
|
|
71
|
8016 idx = get_tv_number(&argvars[1]);
|
|
80
|
8017 item = list_find(l, idx);
|
|
56
|
8018 if (item == NULL)
|
|
|
8019 EMSGN(_(e_listidx), idx);
|
|
|
8020 else
|
|
|
8021 {
|
|
80
|
8022 if (argvars[2].v_type == VAR_UNKNOWN)
|
|
|
8023 {
|
|
|
8024 /* Remove one item, return its value. */
|
|
|
8025 list_getrem(l, item, item);
|
|
|
8026 *rettv = item->li_tv;
|
|
|
8027 vim_free(item);
|
|
|
8028 }
|
|
|
8029 else
|
|
|
8030 {
|
|
|
8031 /* Remove range of items, return list with values. */
|
|
|
8032 end = get_tv_number(&argvars[2]);
|
|
|
8033 item2 = list_find(l, end);
|
|
|
8034 if (item2 == NULL)
|
|
|
8035 EMSGN(_(e_listidx), end);
|
|
|
8036 else
|
|
|
8037 {
|
|
|
8038 for (li = item; li != item2 && li != NULL; li = li->li_next)
|
|
|
8039 ;
|
|
|
8040 if (li == NULL) /* didn't find "item2" after "item" */
|
|
|
8041 EMSG(_(e_invrange));
|
|
|
8042 else
|
|
|
8043 {
|
|
|
8044 list_getrem(l, item, item2);
|
|
|
8045 l = list_alloc();
|
|
|
8046 if (l != NULL)
|
|
|
8047 {
|
|
|
8048 rettv->v_type = VAR_LIST;
|
|
|
8049 rettv->vval.v_list = l;
|
|
|
8050 l->lv_first = item;
|
|
|
8051 l->lv_last = item2;
|
|
|
8052 l->lv_refcount = 1;
|
|
|
8053 item->li_prev = NULL;
|
|
|
8054 item2->li_next = NULL;
|
|
|
8055 }
|
|
|
8056 }
|
|
|
8057 }
|
|
|
8058 }
|
|
56
|
8059 }
|
|
|
8060 }
|
|
7
|
8061 }
|
|
|
8062
|
|
|
8063 /*
|
|
|
8064 * "rename({from}, {to})" function
|
|
|
8065 */
|
|
|
8066 static void
|
|
71
|
8067 f_rename(argvars, rettv)
|
|
|
8068 typeval *argvars;
|
|
|
8069 typeval *rettv;
|
|
7
|
8070 {
|
|
|
8071 char_u buf[NUMBUFLEN];
|
|
|
8072
|
|
|
8073 if (check_restricted() || check_secure())
|
|
71
|
8074 rettv->vval.v_number = -1;
|
|
|
8075 else
|
|
|
8076 rettv->vval.v_number = vim_rename(get_tv_string(&argvars[0]),
|
|
|
8077 get_tv_string_buf(&argvars[1], buf));
|
|
7
|
8078 }
|
|
|
8079
|
|
|
8080 /*
|
|
80
|
8081 * "repeat()" function
|
|
|
8082 */
|
|
|
8083 /*ARGSUSED*/
|
|
|
8084 static void
|
|
|
8085 f_repeat(argvars, rettv)
|
|
|
8086 typeval *argvars;
|
|
|
8087 typeval *rettv;
|
|
|
8088 {
|
|
|
8089 char_u *p;
|
|
|
8090 int n;
|
|
|
8091 int slen;
|
|
|
8092 int len;
|
|
|
8093 char_u *r;
|
|
|
8094 int i;
|
|
|
8095 listvar *l;
|
|
|
8096
|
|
|
8097 n = get_tv_number(&argvars[1]);
|
|
|
8098 if (argvars[0].v_type == VAR_LIST)
|
|
|
8099 {
|
|
|
8100 l = list_alloc();
|
|
|
8101 if (l != NULL && argvars[0].vval.v_list != NULL)
|
|
|
8102 {
|
|
|
8103 l->lv_refcount = 1;
|
|
|
8104 while (n-- > 0)
|
|
|
8105 if (list_extend(l, argvars[0].vval.v_list, NULL) == FAIL)
|
|
|
8106 break;
|
|
|
8107 }
|
|
|
8108 rettv->v_type = VAR_LIST;
|
|
|
8109 rettv->vval.v_list = l;
|
|
|
8110 }
|
|
|
8111 else
|
|
|
8112 {
|
|
|
8113 p = get_tv_string(&argvars[0]);
|
|
|
8114 rettv->v_type = VAR_STRING;
|
|
|
8115 rettv->vval.v_string = NULL;
|
|
|
8116
|
|
|
8117 slen = (int)STRLEN(p);
|
|
|
8118 len = slen * n;
|
|
|
8119 if (len <= 0)
|
|
|
8120 return;
|
|
|
8121
|
|
|
8122 r = alloc(len + 1);
|
|
|
8123 if (r != NULL)
|
|
|
8124 {
|
|
|
8125 for (i = 0; i < n; i++)
|
|
|
8126 mch_memmove(r + i * slen, p, (size_t)slen);
|
|
|
8127 r[len] = NUL;
|
|
|
8128 }
|
|
|
8129
|
|
|
8130 rettv->vval.v_string = r;
|
|
|
8131 }
|
|
|
8132 }
|
|
|
8133
|
|
|
8134 /*
|
|
7
|
8135 * "resolve()" function
|
|
|
8136 */
|
|
|
8137 static void
|
|
71
|
8138 f_resolve(argvars, rettv)
|
|
|
8139 typeval *argvars;
|
|
|
8140 typeval *rettv;
|
|
7
|
8141 {
|
|
|
8142 char_u *p;
|
|
|
8143
|
|
71
|
8144 p = get_tv_string(&argvars[0]);
|
|
7
|
8145 #ifdef FEAT_SHORTCUT
|
|
|
8146 {
|
|
|
8147 char_u *v = NULL;
|
|
|
8148
|
|
|
8149 v = mch_resolve_shortcut(p);
|
|
|
8150 if (v != NULL)
|
|
71
|
8151 rettv->vval.v_string = v;
|
|
7
|
8152 else
|
|
71
|
8153 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
8154 }
|
|
|
8155 #else
|
|
|
8156 # ifdef HAVE_READLINK
|
|
|
8157 {
|
|
|
8158 char_u buf[MAXPATHL + 1];
|
|
|
8159 char_u *cpy;
|
|
|
8160 int len;
|
|
|
8161 char_u *remain = NULL;
|
|
|
8162 char_u *q;
|
|
|
8163 int is_relative_to_current = FALSE;
|
|
|
8164 int has_trailing_pathsep = FALSE;
|
|
|
8165 int limit = 100;
|
|
|
8166
|
|
|
8167 p = vim_strsave(p);
|
|
|
8168
|
|
|
8169 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
8170 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
8171 is_relative_to_current = TRUE;
|
|
|
8172
|
|
|
8173 len = STRLEN(p);
|
|
39
|
8174 if (len > 0 && after_pathsep(p, p + len))
|
|
7
|
8175 has_trailing_pathsep = TRUE;
|
|
|
8176
|
|
|
8177 q = getnextcomp(p);
|
|
|
8178 if (*q != NUL)
|
|
|
8179 {
|
|
|
8180 /* Separate the first path component in "p", and keep the
|
|
|
8181 * remainder (beginning with the path separator). */
|
|
|
8182 remain = vim_strsave(q - 1);
|
|
|
8183 q[-1] = NUL;
|
|
|
8184 }
|
|
|
8185
|
|
|
8186 for (;;)
|
|
|
8187 {
|
|
|
8188 for (;;)
|
|
|
8189 {
|
|
|
8190 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
8191 if (len <= 0)
|
|
|
8192 break;
|
|
|
8193 buf[len] = NUL;
|
|
|
8194
|
|
|
8195 if (limit-- == 0)
|
|
|
8196 {
|
|
|
8197 vim_free(p);
|
|
|
8198 vim_free(remain);
|
|
|
8199 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
71
|
8200 rettv->vval.v_string = NULL;
|
|
7
|
8201 goto fail;
|
|
|
8202 }
|
|
|
8203
|
|
|
8204 /* Ensure that the result will have a trailing path separator
|
|
|
8205 * if the argument has one. */
|
|
|
8206 if (remain == NULL && has_trailing_pathsep)
|
|
|
8207 add_pathsep(buf);
|
|
|
8208
|
|
|
8209 /* Separate the first path component in the link value and
|
|
|
8210 * concatenate the remainders. */
|
|
|
8211 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
8212 if (*q != NUL)
|
|
|
8213 {
|
|
|
8214 if (remain == NULL)
|
|
|
8215 remain = vim_strsave(q - 1);
|
|
|
8216 else
|
|
|
8217 {
|
|
|
8218 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
8219 if (cpy != NULL)
|
|
|
8220 {
|
|
|
8221 STRCAT(cpy, remain);
|
|
|
8222 vim_free(remain);
|
|
|
8223 remain = cpy;
|
|
|
8224 }
|
|
|
8225 }
|
|
|
8226 q[-1] = NUL;
|
|
|
8227 }
|
|
|
8228
|
|
|
8229 q = gettail(p);
|
|
|
8230 if (q > p && *q == NUL)
|
|
|
8231 {
|
|
|
8232 /* Ignore trailing path separator. */
|
|
|
8233 q[-1] = NUL;
|
|
|
8234 q = gettail(p);
|
|
|
8235 }
|
|
|
8236 if (q > p && !mch_isFullName(buf))
|
|
|
8237 {
|
|
|
8238 /* symlink is relative to directory of argument */
|
|
|
8239 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
8240 if (cpy != NULL)
|
|
|
8241 {
|
|
|
8242 STRCPY(cpy, p);
|
|
|
8243 STRCPY(gettail(cpy), buf);
|
|
|
8244 vim_free(p);
|
|
|
8245 p = cpy;
|
|
|
8246 }
|
|
|
8247 }
|
|
|
8248 else
|
|
|
8249 {
|
|
|
8250 vim_free(p);
|
|
|
8251 p = vim_strsave(buf);
|
|
|
8252 }
|
|
|
8253 }
|
|
|
8254
|
|
|
8255 if (remain == NULL)
|
|
|
8256 break;
|
|
|
8257
|
|
|
8258 /* Append the first path component of "remain" to "p". */
|
|
|
8259 q = getnextcomp(remain + 1);
|
|
|
8260 len = q - remain - (*q != NUL);
|
|
|
8261 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
8262 if (cpy != NULL)
|
|
|
8263 {
|
|
|
8264 STRNCAT(cpy, remain, len);
|
|
|
8265 vim_free(p);
|
|
|
8266 p = cpy;
|
|
|
8267 }
|
|
|
8268 /* Shorten "remain". */
|
|
|
8269 if (*q != NUL)
|
|
|
8270 STRCPY(remain, q - 1);
|
|
|
8271 else
|
|
|
8272 {
|
|
|
8273 vim_free(remain);
|
|
|
8274 remain = NULL;
|
|
|
8275 }
|
|
|
8276 }
|
|
|
8277
|
|
|
8278 /* If the result is a relative path name, make it explicitly relative to
|
|
|
8279 * the current directory if and only if the argument had this form. */
|
|
|
8280 if (!vim_ispathsep(*p))
|
|
|
8281 {
|
|
|
8282 if (is_relative_to_current
|
|
|
8283 && *p != NUL
|
|
|
8284 && !(p[0] == '.'
|
|
|
8285 && (p[1] == NUL
|
|
|
8286 || vim_ispathsep(p[1])
|
|
|
8287 || (p[1] == '.'
|
|
|
8288 && (p[2] == NUL
|
|
|
8289 || vim_ispathsep(p[2]))))))
|
|
|
8290 {
|
|
|
8291 /* Prepend "./". */
|
|
|
8292 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
8293 if (cpy != NULL)
|
|
|
8294 {
|
|
|
8295 STRCAT(cpy, p);
|
|
|
8296 vim_free(p);
|
|
|
8297 p = cpy;
|
|
|
8298 }
|
|
|
8299 }
|
|
|
8300 else if (!is_relative_to_current)
|
|
|
8301 {
|
|
|
8302 /* Strip leading "./". */
|
|
|
8303 q = p;
|
|
|
8304 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
8305 q += 2;
|
|
|
8306 if (q > p)
|
|
|
8307 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
8308 }
|
|
|
8309 }
|
|
|
8310
|
|
|
8311 /* Ensure that the result will have no trailing path separator
|
|
|
8312 * if the argument had none. But keep "/" or "//". */
|
|
|
8313 if (!has_trailing_pathsep)
|
|
|
8314 {
|
|
|
8315 q = p + STRLEN(p);
|
|
39
|
8316 if (after_pathsep(p, q))
|
|
|
8317 *gettail_sep(p) = NUL;
|
|
7
|
8318 }
|
|
|
8319
|
|
71
|
8320 rettv->vval.v_string = p;
|
|
7
|
8321 }
|
|
|
8322 # else
|
|
71
|
8323 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
8324 # endif
|
|
|
8325 #endif
|
|
|
8326
|
|
71
|
8327 simplify_filename(rettv->vval.v_string);
|
|
7
|
8328
|
|
|
8329 #ifdef HAVE_READLINK
|
|
|
8330 fail:
|
|
|
8331 #endif
|
|
71
|
8332 rettv->v_type = VAR_STRING;
|
|
7
|
8333 }
|
|
|
8334
|
|
|
8335 /*
|
|
|
8336 * "simplify()" function
|
|
|
8337 */
|
|
|
8338 static void
|
|
71
|
8339 f_simplify(argvars, rettv)
|
|
|
8340 typeval *argvars;
|
|
|
8341 typeval *rettv;
|
|
7
|
8342 {
|
|
|
8343 char_u *p;
|
|
|
8344
|
|
71
|
8345 p = get_tv_string(&argvars[0]);
|
|
|
8346 rettv->vval.v_string = vim_strsave(p);
|
|
|
8347 simplify_filename(rettv->vval.v_string); /* simplify in place */
|
|
|
8348 rettv->v_type = VAR_STRING;
|
|
7
|
8349 }
|
|
|
8350
|
|
20
|
8351 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
8352 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
8353 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
8354
|
|
7
|
8355 /*
|
|
|
8356 * "search()" function
|
|
|
8357 */
|
|
|
8358 static void
|
|
71
|
8359 f_search(argvars, rettv)
|
|
|
8360 typeval *argvars;
|
|
|
8361 typeval *rettv;
|
|
7
|
8362 {
|
|
|
8363 char_u *pat;
|
|
|
8364 pos_T pos;
|
|
20
|
8365 pos_T save_cursor;
|
|
7
|
8366 int save_p_ws = p_ws;
|
|
|
8367 int dir;
|
|
20
|
8368 int flags = 0;
|
|
|
8369
|
|
71
|
8370 rettv->vval.v_number = 0; /* default: FAIL */
|
|
|
8371
|
|
|
8372 pat = get_tv_string(&argvars[0]);
|
|
20
|
8373 dir = get_search_arg(&argvars[1], &flags); /* may set p_ws */
|
|
|
8374 if (dir == 0)
|
|
|
8375 goto theend;
|
|
|
8376 if ((flags & ~SP_NOMOVE) != 0)
|
|
|
8377 {
|
|
71
|
8378 EMSG2(_(e_invarg2), get_tv_string(&argvars[1]));
|
|
20
|
8379 goto theend;
|
|
|
8380 }
|
|
|
8381
|
|
|
8382 pos = save_cursor = curwin->w_cursor;
|
|
7
|
8383 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
8384 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
8385 {
|
|
71
|
8386 rettv->vval.v_number = pos.lnum;
|
|
7
|
8387 curwin->w_cursor = pos;
|
|
|
8388 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
8389 * correct that here */
|
|
|
8390 check_cursor();
|
|
|
8391 }
|
|
20
|
8392
|
|
|
8393 /* If 'n' flag is used: restore cursor position. */
|
|
|
8394 if (flags & SP_NOMOVE)
|
|
|
8395 curwin->w_cursor = save_cursor;
|
|
|
8396 theend:
|
|
7
|
8397 p_ws = save_p_ws;
|
|
|
8398 }
|
|
|
8399
|
|
|
8400 /*
|
|
|
8401 * "searchpair()" function
|
|
|
8402 */
|
|
|
8403 static void
|
|
71
|
8404 f_searchpair(argvars, rettv)
|
|
|
8405 typeval *argvars;
|
|
|
8406 typeval *rettv;
|
|
7
|
8407 {
|
|
|
8408 char_u *spat, *mpat, *epat;
|
|
|
8409 char_u *skip;
|
|
|
8410 char_u *pat, *pat2, *pat3;
|
|
|
8411 pos_T pos;
|
|
|
8412 pos_T firstpos;
|
|
|
8413 pos_T save_cursor;
|
|
|
8414 pos_T save_pos;
|
|
|
8415 int save_p_ws = p_ws;
|
|
|
8416 char_u *save_cpo;
|
|
|
8417 int dir;
|
|
|
8418 int flags = 0;
|
|
|
8419 char_u nbuf1[NUMBUFLEN];
|
|
|
8420 char_u nbuf2[NUMBUFLEN];
|
|
|
8421 char_u nbuf3[NUMBUFLEN];
|
|
|
8422 int n;
|
|
|
8423 int r;
|
|
|
8424 int nest = 1;
|
|
|
8425 int err;
|
|
|
8426
|
|
71
|
8427 rettv->vval.v_number = 0; /* default: FAIL */
|
|
7
|
8428
|
|
|
8429 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
8430 save_cpo = p_cpo;
|
|
|
8431 p_cpo = (char_u *)"";
|
|
|
8432
|
|
|
8433 /* Get the three pattern arguments: start, middle, end. */
|
|
71
|
8434 spat = get_tv_string(&argvars[0]);
|
|
|
8435 mpat = get_tv_string_buf(&argvars[1], nbuf1);
|
|
|
8436 epat = get_tv_string_buf(&argvars[2], nbuf2);
|
|
7
|
8437
|
|
|
8438 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
8439 * start/middle/end (pat3, for the top pair). */
|
|
|
8440 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
8441 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
8442 if (pat2 == NULL || pat3 == NULL)
|
|
|
8443 goto theend;
|
|
|
8444 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
8445 if (*mpat == NUL)
|
|
|
8446 STRCPY(pat3, pat2);
|
|
|
8447 else
|
|
|
8448 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
8449 spat, epat, mpat);
|
|
|
8450
|
|
|
8451 /* Handle the optional fourth argument: flags */
|
|
|
8452 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
20
|
8453 if (dir == 0)
|
|
|
8454 goto theend;
|
|
7
|
8455
|
|
|
8456 /* Optional fifth argument: skip expresion */
|
|
56
|
8457 if (argvars[3].v_type == VAR_UNKNOWN
|
|
|
8458 || argvars[4].v_type == VAR_UNKNOWN)
|
|
7
|
8459 skip = (char_u *)"";
|
|
|
8460 else
|
|
71
|
8461 skip = get_tv_string_buf(&argvars[4], nbuf3);
|
|
7
|
8462
|
|
|
8463 save_cursor = curwin->w_cursor;
|
|
|
8464 pos = curwin->w_cursor;
|
|
|
8465 firstpos.lnum = 0;
|
|
|
8466 pat = pat3;
|
|
|
8467 for (;;)
|
|
|
8468 {
|
|
|
8469 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
8470 SEARCH_KEEP, RE_SEARCH);
|
|
|
8471 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
8472 /* didn't find it or found the first match again: FAIL */
|
|
|
8473 break;
|
|
|
8474
|
|
|
8475 if (firstpos.lnum == 0)
|
|
|
8476 firstpos = pos;
|
|
|
8477
|
|
|
8478 /* If the skip pattern matches, ignore this match. */
|
|
|
8479 if (*skip != NUL)
|
|
|
8480 {
|
|
|
8481 save_pos = curwin->w_cursor;
|
|
|
8482 curwin->w_cursor = pos;
|
|
|
8483 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
8484 curwin->w_cursor = save_pos;
|
|
|
8485 if (err)
|
|
|
8486 {
|
|
|
8487 /* Evaluating {skip} caused an error, break here. */
|
|
|
8488 curwin->w_cursor = save_cursor;
|
|
71
|
8489 rettv->vval.v_number = -1;
|
|
7
|
8490 break;
|
|
|
8491 }
|
|
|
8492 if (r)
|
|
|
8493 continue;
|
|
|
8494 }
|
|
|
8495
|
|
|
8496 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
8497 {
|
|
|
8498 /* Found end when searching backwards or start when searching
|
|
|
8499 * forward: nested pair. */
|
|
|
8500 ++nest;
|
|
|
8501 pat = pat2; /* nested, don't search for middle */
|
|
|
8502 }
|
|
|
8503 else
|
|
|
8504 {
|
|
|
8505 /* Found end when searching forward or start when searching
|
|
|
8506 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
8507 if (--nest == 1)
|
|
|
8508 pat = pat3; /* outer level, search for middle */
|
|
|
8509 }
|
|
|
8510
|
|
|
8511 if (nest == 0)
|
|
|
8512 {
|
|
|
8513 /* Found the match: return matchcount or line number. */
|
|
|
8514 if (flags & SP_RETCOUNT)
|
|
71
|
8515 ++rettv->vval.v_number;
|
|
7
|
8516 else
|
|
71
|
8517 rettv->vval.v_number = pos.lnum;
|
|
7
|
8518 curwin->w_cursor = pos;
|
|
|
8519 if (!(flags & SP_REPEAT))
|
|
|
8520 break;
|
|
|
8521 nest = 1; /* search for next unmatched */
|
|
|
8522 }
|
|
|
8523 }
|
|
|
8524
|
|
|
8525 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
71
|
8526 if ((flags & SP_NOMOVE) || rettv->vval.v_number == 0)
|
|
7
|
8527 curwin->w_cursor = save_cursor;
|
|
|
8528
|
|
|
8529 theend:
|
|
|
8530 vim_free(pat2);
|
|
|
8531 vim_free(pat3);
|
|
|
8532 p_ws = save_p_ws;
|
|
|
8533 p_cpo = save_cpo;
|
|
|
8534 }
|
|
|
8535
|
|
20
|
8536 /*
|
|
|
8537 * Get flags for a search function.
|
|
|
8538 * Possibly sets "p_ws".
|
|
|
8539 * Returns BACKWARD, FORWARD or zero (for an error).
|
|
|
8540 */
|
|
7
|
8541 static int
|
|
|
8542 get_search_arg(varp, flagsp)
|
|
56
|
8543 typeval *varp;
|
|
7
|
8544 int *flagsp;
|
|
|
8545 {
|
|
|
8546 int dir = FORWARD;
|
|
|
8547 char_u *flags;
|
|
|
8548 char_u nbuf[NUMBUFLEN];
|
|
20
|
8549 int mask;
|
|
7
|
8550
|
|
56
|
8551 if (varp->v_type != VAR_UNKNOWN)
|
|
|
8552 {
|
|
71
|
8553 flags = get_tv_string_buf(varp, nbuf);
|
|
20
|
8554 while (*flags != NUL)
|
|
|
8555 {
|
|
|
8556 switch (*flags)
|
|
|
8557 {
|
|
|
8558 case 'b': dir = BACKWARD; break;
|
|
|
8559 case 'w': p_ws = TRUE; break;
|
|
|
8560 case 'W': p_ws = FALSE; break;
|
|
|
8561 default: mask = 0;
|
|
|
8562 if (flagsp != NULL)
|
|
|
8563 switch (*flags)
|
|
|
8564 {
|
|
|
8565 case 'n': mask = SP_NOMOVE; break;
|
|
|
8566 case 'r': mask = SP_REPEAT; break;
|
|
|
8567 case 'm': mask = SP_RETCOUNT; break;
|
|
|
8568 }
|
|
|
8569 if (mask == 0)
|
|
|
8570 {
|
|
|
8571 EMSG2(_(e_invarg2), flags);
|
|
|
8572 dir = 0;
|
|
|
8573 }
|
|
|
8574 else
|
|
|
8575 *flagsp |= mask;
|
|
|
8576 }
|
|
|
8577 if (dir == 0)
|
|
|
8578 break;
|
|
|
8579 ++flags;
|
|
7
|
8580 }
|
|
|
8581 }
|
|
|
8582 return dir;
|
|
|
8583 }
|
|
|
8584
|
|
|
8585 /*
|
|
|
8586 * "setbufvar()" function
|
|
|
8587 */
|
|
|
8588 /*ARGSUSED*/
|
|
|
8589 static void
|
|
71
|
8590 f_setbufvar(argvars, rettv)
|
|
|
8591 typeval *argvars;
|
|
|
8592 typeval *rettv;
|
|
7
|
8593 {
|
|
|
8594 buf_T *buf;
|
|
|
8595 #ifdef FEAT_AUTOCMD
|
|
|
8596 aco_save_T aco;
|
|
|
8597 #else
|
|
|
8598 buf_T *save_curbuf;
|
|
|
8599 #endif
|
|
|
8600 char_u *varname, *bufvarname;
|
|
56
|
8601 typeval *varp;
|
|
7
|
8602 char_u nbuf[NUMBUFLEN];
|
|
|
8603
|
|
|
8604 if (check_restricted() || check_secure())
|
|
|
8605 return;
|
|
|
8606 ++emsg_off;
|
|
71
|
8607 buf = get_buf_tv(&argvars[0]);
|
|
|
8608 varname = get_tv_string(&argvars[1]);
|
|
7
|
8609 varp = &argvars[2];
|
|
|
8610
|
|
|
8611 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
8612 {
|
|
|
8613 /* set curbuf to be our buf, temporarily */
|
|
|
8614 #ifdef FEAT_AUTOCMD
|
|
|
8615 aucmd_prepbuf(&aco, buf);
|
|
|
8616 #else
|
|
|
8617 save_curbuf = curbuf;
|
|
|
8618 curbuf = buf;
|
|
|
8619 #endif
|
|
|
8620
|
|
|
8621 if (*varname == '&')
|
|
|
8622 {
|
|
|
8623 ++varname;
|
|
71
|
8624 set_option_value(varname, get_tv_number(varp),
|
|
|
8625 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
8626 }
|
|
|
8627 else
|
|
|
8628 {
|
|
|
8629 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
8630 if (bufvarname != NULL)
|
|
|
8631 {
|
|
|
8632 STRCPY(bufvarname, "b:");
|
|
|
8633 STRCPY(bufvarname + 2, varname);
|
|
51
|
8634 set_var(bufvarname, varp, TRUE);
|
|
7
|
8635 vim_free(bufvarname);
|
|
|
8636 }
|
|
|
8637 }
|
|
|
8638
|
|
|
8639 /* reset notion of buffer */
|
|
|
8640 #ifdef FEAT_AUTOCMD
|
|
|
8641 aucmd_restbuf(&aco);
|
|
|
8642 #else
|
|
|
8643 curbuf = save_curbuf;
|
|
|
8644 #endif
|
|
|
8645 }
|
|
|
8646 --emsg_off;
|
|
|
8647 }
|
|
|
8648
|
|
|
8649 /*
|
|
|
8650 * "setcmdpos()" function
|
|
|
8651 */
|
|
|
8652 static void
|
|
71
|
8653 f_setcmdpos(argvars, rettv)
|
|
|
8654 typeval *argvars;
|
|
|
8655 typeval *rettv;
|
|
|
8656 {
|
|
|
8657 rettv->vval.v_number = set_cmdline_pos(
|
|
|
8658 (int)get_tv_number(&argvars[0]) - 1);
|
|
7
|
8659 }
|
|
|
8660
|
|
|
8661 /*
|
|
|
8662 * "setline()" function
|
|
|
8663 */
|
|
|
8664 static void
|
|
71
|
8665 f_setline(argvars, rettv)
|
|
|
8666 typeval *argvars;
|
|
|
8667 typeval *rettv;
|
|
7
|
8668 {
|
|
|
8669 linenr_T lnum;
|
|
|
8670 char_u *line;
|
|
|
8671
|
|
71
|
8672 lnum = get_tv_lnum(argvars);
|
|
|
8673 line = get_tv_string(&argvars[1]);
|
|
|
8674 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
8675
|
|
|
8676 if (lnum >= 1
|
|
|
8677 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
8678 && u_savesub(lnum) == OK
|
|
|
8679 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
8680 {
|
|
|
8681 changed_bytes(lnum, 0);
|
|
|
8682 check_cursor_col();
|
|
71
|
8683 rettv->vval.v_number = 0;
|
|
7
|
8684 }
|
|
|
8685 }
|
|
|
8686
|
|
|
8687 /*
|
|
|
8688 * "setreg()" function
|
|
|
8689 */
|
|
|
8690 static void
|
|
71
|
8691 f_setreg(argvars, rettv)
|
|
|
8692 typeval *argvars;
|
|
|
8693 typeval *rettv;
|
|
7
|
8694 {
|
|
|
8695 int regname;
|
|
|
8696 char_u *strregname;
|
|
|
8697 char_u *stropt;
|
|
|
8698 int append;
|
|
|
8699 char_u yank_type;
|
|
|
8700 long block_len;
|
|
|
8701
|
|
|
8702 block_len = -1;
|
|
|
8703 yank_type = MAUTO;
|
|
|
8704 append = FALSE;
|
|
|
8705
|
|
71
|
8706 strregname = get_tv_string(argvars);
|
|
|
8707 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
8708
|
|
|
8709 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
8710 if (regname == 0 || regname == '@')
|
|
|
8711 regname = '"';
|
|
|
8712 else if (regname == '=')
|
|
|
8713 return;
|
|
|
8714
|
|
56
|
8715 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
8716 {
|
|
71
|
8717 for (stropt = get_tv_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
7
|
8718 switch (*stropt)
|
|
|
8719 {
|
|
|
8720 case 'a': case 'A': /* append */
|
|
|
8721 append = TRUE;
|
|
|
8722 break;
|
|
|
8723 case 'v': case 'c': /* character-wise selection */
|
|
|
8724 yank_type = MCHAR;
|
|
|
8725 break;
|
|
|
8726 case 'V': case 'l': /* line-wise selection */
|
|
|
8727 yank_type = MLINE;
|
|
|
8728 break;
|
|
|
8729 #ifdef FEAT_VISUAL
|
|
|
8730 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
8731 yank_type = MBLOCK;
|
|
|
8732 if (VIM_ISDIGIT(stropt[1]))
|
|
|
8733 {
|
|
|
8734 ++stropt;
|
|
|
8735 block_len = getdigits(&stropt) - 1;
|
|
|
8736 --stropt;
|
|
|
8737 }
|
|
|
8738 break;
|
|
|
8739 #endif
|
|
|
8740 }
|
|
|
8741 }
|
|
|
8742
|
|
71
|
8743 write_reg_contents_ex(regname, get_tv_string(&argvars[1]), -1,
|
|
7
|
8744 append, yank_type, block_len);
|
|
71
|
8745 rettv->vval.v_number = 0;
|
|
7
|
8746 }
|
|
|
8747
|
|
|
8748
|
|
|
8749 /*
|
|
|
8750 * "setwinvar(expr)" function
|
|
|
8751 */
|
|
|
8752 /*ARGSUSED*/
|
|
|
8753 static void
|
|
71
|
8754 f_setwinvar(argvars, rettv)
|
|
|
8755 typeval *argvars;
|
|
|
8756 typeval *rettv;
|
|
7
|
8757 {
|
|
|
8758 win_T *win;
|
|
|
8759 #ifdef FEAT_WINDOWS
|
|
|
8760 win_T *save_curwin;
|
|
|
8761 #endif
|
|
|
8762 char_u *varname, *winvarname;
|
|
56
|
8763 typeval *varp;
|
|
7
|
8764 char_u nbuf[NUMBUFLEN];
|
|
|
8765
|
|
|
8766 if (check_restricted() || check_secure())
|
|
|
8767 return;
|
|
|
8768 ++emsg_off;
|
|
|
8769 win = find_win_by_nr(&argvars[0]);
|
|
71
|
8770 varname = get_tv_string(&argvars[1]);
|
|
7
|
8771 varp = &argvars[2];
|
|
|
8772
|
|
|
8773 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
8774 {
|
|
|
8775 #ifdef FEAT_WINDOWS
|
|
|
8776 /* set curwin to be our win, temporarily */
|
|
|
8777 save_curwin = curwin;
|
|
|
8778 curwin = win;
|
|
|
8779 curbuf = curwin->w_buffer;
|
|
|
8780 #endif
|
|
|
8781
|
|
|
8782 if (*varname == '&')
|
|
|
8783 {
|
|
|
8784 ++varname;
|
|
71
|
8785 set_option_value(varname, get_tv_number(varp),
|
|
|
8786 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
8787 }
|
|
|
8788 else
|
|
|
8789 {
|
|
|
8790 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
8791 if (winvarname != NULL)
|
|
|
8792 {
|
|
|
8793 STRCPY(winvarname, "w:");
|
|
|
8794 STRCPY(winvarname + 2, varname);
|
|
51
|
8795 set_var(winvarname, varp, TRUE);
|
|
7
|
8796 vim_free(winvarname);
|
|
|
8797 }
|
|
|
8798 }
|
|
|
8799
|
|
|
8800 #ifdef FEAT_WINDOWS
|
|
|
8801 /* Restore current window, if it's still valid (autocomands can make
|
|
|
8802 * it invalid). */
|
|
|
8803 if (win_valid(save_curwin))
|
|
|
8804 {
|
|
|
8805 curwin = save_curwin;
|
|
|
8806 curbuf = curwin->w_buffer;
|
|
|
8807 }
|
|
|
8808 #endif
|
|
|
8809 }
|
|
|
8810 --emsg_off;
|
|
|
8811 }
|
|
|
8812
|
|
|
8813 /*
|
|
|
8814 * "nextnonblank()" function
|
|
|
8815 */
|
|
|
8816 static void
|
|
71
|
8817 f_nextnonblank(argvars, rettv)
|
|
|
8818 typeval *argvars;
|
|
|
8819 typeval *rettv;
|
|
7
|
8820 {
|
|
|
8821 linenr_T lnum;
|
|
|
8822
|
|
71
|
8823 for (lnum = get_tv_lnum(argvars); ; ++lnum)
|
|
7
|
8824 {
|
|
|
8825 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
8826 {
|
|
|
8827 lnum = 0;
|
|
|
8828 break;
|
|
|
8829 }
|
|
|
8830 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
8831 break;
|
|
|
8832 }
|
|
71
|
8833 rettv->vval.v_number = lnum;
|
|
7
|
8834 }
|
|
|
8835
|
|
|
8836 /*
|
|
|
8837 * "prevnonblank()" function
|
|
|
8838 */
|
|
|
8839 static void
|
|
71
|
8840 f_prevnonblank(argvars, rettv)
|
|
|
8841 typeval *argvars;
|
|
|
8842 typeval *rettv;
|
|
7
|
8843 {
|
|
|
8844 linenr_T lnum;
|
|
|
8845
|
|
71
|
8846 lnum = get_tv_lnum(argvars);
|
|
7
|
8847 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
8848 lnum = 0;
|
|
|
8849 else
|
|
|
8850 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
8851 --lnum;
|
|
71
|
8852 rettv->vval.v_number = lnum;
|
|
7
|
8853 }
|
|
|
8854
|
|
|
8855 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
8856 static void make_connection __ARGS((void));
|
|
|
8857 static int check_connection __ARGS((void));
|
|
|
8858
|
|
|
8859 static void
|
|
|
8860 make_connection()
|
|
|
8861 {
|
|
|
8862 if (X_DISPLAY == NULL
|
|
|
8863 # ifdef FEAT_GUI
|
|
|
8864 && !gui.in_use
|
|
|
8865 # endif
|
|
|
8866 )
|
|
|
8867 {
|
|
|
8868 x_force_connect = TRUE;
|
|
|
8869 setup_term_clip();
|
|
|
8870 x_force_connect = FALSE;
|
|
|
8871 }
|
|
|
8872 }
|
|
|
8873
|
|
|
8874 static int
|
|
|
8875 check_connection()
|
|
|
8876 {
|
|
|
8877 make_connection();
|
|
|
8878 if (X_DISPLAY == NULL)
|
|
|
8879 {
|
|
|
8880 EMSG(_("E240: No connection to Vim server"));
|
|
|
8881 return FAIL;
|
|
|
8882 }
|
|
|
8883 return OK;
|
|
|
8884 }
|
|
|
8885 #endif
|
|
|
8886
|
|
|
8887 /*ARGSUSED*/
|
|
|
8888 static void
|
|
71
|
8889 f_serverlist(argvars, rettv)
|
|
|
8890 typeval *argvars;
|
|
|
8891 typeval *rettv;
|
|
7
|
8892 {
|
|
|
8893 char_u *r = NULL;
|
|
|
8894
|
|
|
8895 #ifdef FEAT_CLIENTSERVER
|
|
|
8896 # ifdef WIN32
|
|
|
8897 r = serverGetVimNames();
|
|
|
8898 # else
|
|
|
8899 make_connection();
|
|
|
8900 if (X_DISPLAY != NULL)
|
|
|
8901 r = serverGetVimNames(X_DISPLAY);
|
|
|
8902 # endif
|
|
|
8903 #endif
|
|
71
|
8904 rettv->v_type = VAR_STRING;
|
|
|
8905 rettv->vval.v_string = r;
|
|
7
|
8906 }
|
|
|
8907
|
|
|
8908 /*ARGSUSED*/
|
|
|
8909 static void
|
|
71
|
8910 f_remote_peek(argvars, rettv)
|
|
|
8911 typeval *argvars;
|
|
|
8912 typeval *rettv;
|
|
7
|
8913 {
|
|
|
8914 #ifdef FEAT_CLIENTSERVER
|
|
|
8915 var v;
|
|
|
8916 char_u *s = NULL;
|
|
|
8917 # ifdef WIN32
|
|
|
8918 int n = 0;
|
|
|
8919 # endif
|
|
|
8920
|
|
|
8921 if (check_restricted() || check_secure())
|
|
|
8922 {
|
|
71
|
8923 rettv->vval.v_number = -1;
|
|
7
|
8924 return;
|
|
|
8925 }
|
|
|
8926 # ifdef WIN32
|
|
71
|
8927 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
7
|
8928 if (n == 0)
|
|
71
|
8929 rettv->vval.v_number = -1;
|
|
7
|
8930 else
|
|
|
8931 {
|
|
|
8932 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
71
|
8933 rettv->vval.v_number = (s != NULL);
|
|
7
|
8934 }
|
|
|
8935 # else
|
|
71
|
8936 rettv->vval.v_number = 0;
|
|
7
|
8937 if (check_connection() == FAIL)
|
|
|
8938 return;
|
|
|
8939
|
|
71
|
8940 rettv->vval.v_number = serverPeekReply(X_DISPLAY,
|
|
|
8941 serverStrToWin(get_tv_string(&argvars[0])), &s);
|
|
7
|
8942 # endif
|
|
|
8943
|
|
71
|
8944 if (argvars[1].v_type != VAR_UNKNOWN && rettv->vval.v_number > 0)
|
|
56
|
8945 {
|
|
|
8946 v.tv.v_type = VAR_STRING;
|
|
|
8947 v.tv.vval.v_string = vim_strsave(s);
|
|
71
|
8948 set_var(get_tv_string(&argvars[1]), &v.tv, FALSE);
|
|
56
|
8949 vim_free(v.tv.vval.v_string);
|
|
7
|
8950 }
|
|
|
8951 #else
|
|
71
|
8952 rettv->vval.v_number = -1;
|
|
7
|
8953 #endif
|
|
|
8954 }
|
|
|
8955
|
|
|
8956 /*ARGSUSED*/
|
|
|
8957 static void
|
|
71
|
8958 f_remote_read(argvars, rettv)
|
|
|
8959 typeval *argvars;
|
|
|
8960 typeval *rettv;
|
|
7
|
8961 {
|
|
|
8962 char_u *r = NULL;
|
|
|
8963
|
|
|
8964 #ifdef FEAT_CLIENTSERVER
|
|
|
8965 if (!check_restricted() && !check_secure())
|
|
|
8966 {
|
|
|
8967 # ifdef WIN32
|
|
|
8968 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
8969 int n = 0;
|
|
|
8970
|
|
71
|
8971 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
7
|
8972 if (n != 0)
|
|
|
8973 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
8974 if (r == NULL)
|
|
|
8975 # else
|
|
|
8976 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
71
|
8977 serverStrToWin(get_tv_string(&argvars[0])), &r, FALSE) < 0)
|
|
7
|
8978 # endif
|
|
|
8979 EMSG(_("E277: Unable to read a server reply"));
|
|
|
8980 }
|
|
|
8981 #endif
|
|
71
|
8982 rettv->v_type = VAR_STRING;
|
|
|
8983 rettv->vval.v_string = r;
|
|
7
|
8984 }
|
|
|
8985
|
|
|
8986 /*ARGSUSED*/
|
|
|
8987 static void
|
|
71
|
8988 f_server2client(argvars, rettv)
|
|
|
8989 typeval *argvars;
|
|
|
8990 typeval *rettv;
|
|
7
|
8991 {
|
|
|
8992 #ifdef FEAT_CLIENTSERVER
|
|
|
8993 char_u buf[NUMBUFLEN];
|
|
71
|
8994 char_u *server = get_tv_string(&argvars[0]);
|
|
|
8995 char_u *reply = get_tv_string_buf(&argvars[1], buf);
|
|
|
8996
|
|
|
8997 rettv->vval.v_number = -1;
|
|
7
|
8998 if (check_restricted() || check_secure())
|
|
|
8999 return;
|
|
|
9000 # ifdef FEAT_X11
|
|
|
9001 if (check_connection() == FAIL)
|
|
|
9002 return;
|
|
|
9003 # endif
|
|
|
9004
|
|
|
9005 if (serverSendReply(server, reply) < 0)
|
|
|
9006 {
|
|
|
9007 EMSG(_("E258: Unable to send to client"));
|
|
|
9008 return;
|
|
|
9009 }
|
|
71
|
9010 rettv->vval.v_number = 0;
|
|
7
|
9011 #else
|
|
71
|
9012 rettv->vval.v_number = -1;
|
|
7
|
9013 #endif
|
|
|
9014 }
|
|
|
9015
|
|
|
9016 #ifdef FEAT_CLIENTSERVER
|
|
71
|
9017 static void remote_common __ARGS((typeval *argvars, typeval *rettv, int expr));
|
|
|
9018
|
|
|
9019 static void
|
|
|
9020 remote_common(argvars, rettv, expr)
|
|
|
9021 typeval *argvars;
|
|
|
9022 typeval *rettv;
|
|
7
|
9023 int expr;
|
|
|
9024 {
|
|
|
9025 char_u *server_name;
|
|
|
9026 char_u *keys;
|
|
|
9027 char_u *r = NULL;
|
|
|
9028 char_u buf[NUMBUFLEN];
|
|
|
9029 # ifdef WIN32
|
|
|
9030 HWND w;
|
|
|
9031 # else
|
|
|
9032 Window w;
|
|
|
9033 # endif
|
|
|
9034
|
|
|
9035 if (check_restricted() || check_secure())
|
|
|
9036 return;
|
|
|
9037
|
|
|
9038 # ifdef FEAT_X11
|
|
|
9039 if (check_connection() == FAIL)
|
|
|
9040 return;
|
|
|
9041 # endif
|
|
|
9042
|
|
71
|
9043 server_name = get_tv_string(&argvars[0]);
|
|
|
9044 keys = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
9045 # ifdef WIN32
|
|
|
9046 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
9047 # else
|
|
|
9048 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
9049 < 0)
|
|
|
9050 # endif
|
|
|
9051 {
|
|
|
9052 if (r != NULL)
|
|
|
9053 EMSG(r); /* sending worked but evaluation failed */
|
|
|
9054 else
|
|
|
9055 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
9056 return;
|
|
|
9057 }
|
|
|
9058
|
|
71
|
9059 rettv->vval.v_string = r;
|
|
56
|
9060
|
|
|
9061 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
7
|
9062 {
|
|
|
9063 var v;
|
|
|
9064 char_u str[30];
|
|
|
9065
|
|
|
9066 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
56
|
9067 v.tv.v_type = VAR_STRING;
|
|
|
9068 v.tv.vval.v_string = vim_strsave(str);
|
|
71
|
9069 set_var(get_tv_string(&argvars[2]), &v.tv, FALSE);
|
|
56
|
9070 vim_free(v.tv.vval.v_string);
|
|
7
|
9071 }
|
|
|
9072 }
|
|
|
9073 #endif
|
|
|
9074
|
|
|
9075 /*
|
|
|
9076 * "remote_expr()" function
|
|
|
9077 */
|
|
|
9078 /*ARGSUSED*/
|
|
|
9079 static void
|
|
71
|
9080 f_remote_expr(argvars, rettv)
|
|
|
9081 typeval *argvars;
|
|
|
9082 typeval *rettv;
|
|
|
9083 {
|
|
|
9084 rettv->v_type = VAR_STRING;
|
|
|
9085 rettv->vval.v_string = NULL;
|
|
7
|
9086 #ifdef FEAT_CLIENTSERVER
|
|
71
|
9087 remote_common(argvars, rettv, TRUE);
|
|
7
|
9088 #endif
|
|
|
9089 }
|
|
|
9090
|
|
|
9091 /*
|
|
|
9092 * "remote_send()" function
|
|
|
9093 */
|
|
|
9094 /*ARGSUSED*/
|
|
|
9095 static void
|
|
71
|
9096 f_remote_send(argvars, rettv)
|
|
|
9097 typeval *argvars;
|
|
|
9098 typeval *rettv;
|
|
|
9099 {
|
|
|
9100 rettv->v_type = VAR_STRING;
|
|
|
9101 rettv->vval.v_string = NULL;
|
|
7
|
9102 #ifdef FEAT_CLIENTSERVER
|
|
71
|
9103 remote_common(argvars, rettv, FALSE);
|
|
7
|
9104 #endif
|
|
|
9105 }
|
|
|
9106
|
|
|
9107 /*
|
|
|
9108 * "remote_foreground()" function
|
|
|
9109 */
|
|
|
9110 /*ARGSUSED*/
|
|
|
9111 static void
|
|
71
|
9112 f_remote_foreground(argvars, rettv)
|
|
|
9113 typeval *argvars;
|
|
|
9114 typeval *rettv;
|
|
|
9115 {
|
|
|
9116 rettv->vval.v_number = 0;
|
|
7
|
9117 #ifdef FEAT_CLIENTSERVER
|
|
|
9118 # ifdef WIN32
|
|
|
9119 /* On Win32 it's done in this application. */
|
|
71
|
9120 serverForeground(get_tv_string(&argvars[0]));
|
|
7
|
9121 # else
|
|
|
9122 /* Send a foreground() expression to the server. */
|
|
56
|
9123 argvars[1].v_type = VAR_STRING;
|
|
|
9124 argvars[1].vval.v_string = vim_strsave((char_u *)"foreground()");
|
|
|
9125 argvars[2].v_type = VAR_UNKNOWN;
|
|
71
|
9126 remote_common(argvars, rettv, TRUE);
|
|
56
|
9127 vim_free(argvars[1].vval.v_string);
|
|
7
|
9128 # endif
|
|
|
9129 #endif
|
|
|
9130 }
|
|
|
9131
|
|
|
9132 #ifdef HAVE_STRFTIME
|
|
|
9133 /*
|
|
|
9134 * "strftime({format}[, {time}])" function
|
|
|
9135 */
|
|
|
9136 static void
|
|
71
|
9137 f_strftime(argvars, rettv)
|
|
|
9138 typeval *argvars;
|
|
|
9139 typeval *rettv;
|
|
7
|
9140 {
|
|
|
9141 char_u result_buf[256];
|
|
|
9142 struct tm *curtime;
|
|
|
9143 time_t seconds;
|
|
|
9144 char_u *p;
|
|
|
9145
|
|
71
|
9146 rettv->v_type = VAR_STRING;
|
|
|
9147
|
|
|
9148 p = get_tv_string(&argvars[0]);
|
|
56
|
9149 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
9150 seconds = time(NULL);
|
|
|
9151 else
|
|
71
|
9152 seconds = (time_t)get_tv_number(&argvars[1]);
|
|
7
|
9153 curtime = localtime(&seconds);
|
|
|
9154 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
9155 if (curtime == NULL)
|
|
71
|
9156 rettv->vval.v_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
7
|
9157 else
|
|
|
9158 {
|
|
|
9159 # ifdef FEAT_MBYTE
|
|
|
9160 vimconv_T conv;
|
|
|
9161 char_u *enc;
|
|
|
9162
|
|
|
9163 conv.vc_type = CONV_NONE;
|
|
|
9164 enc = enc_locale();
|
|
|
9165 convert_setup(&conv, p_enc, enc);
|
|
|
9166 if (conv.vc_type != CONV_NONE)
|
|
|
9167 p = string_convert(&conv, p, NULL);
|
|
|
9168 # endif
|
|
|
9169 if (p != NULL)
|
|
|
9170 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
9171 (char *)p, curtime);
|
|
|
9172 else
|
|
|
9173 result_buf[0] = NUL;
|
|
|
9174
|
|
|
9175 # ifdef FEAT_MBYTE
|
|
|
9176 if (conv.vc_type != CONV_NONE)
|
|
|
9177 vim_free(p);
|
|
|
9178 convert_setup(&conv, enc, p_enc);
|
|
|
9179 if (conv.vc_type != CONV_NONE)
|
|
71
|
9180 rettv->vval.v_string = string_convert(&conv, result_buf, NULL);
|
|
7
|
9181 else
|
|
|
9182 # endif
|
|
71
|
9183 rettv->vval.v_string = vim_strsave(result_buf);
|
|
7
|
9184
|
|
|
9185 # ifdef FEAT_MBYTE
|
|
|
9186 /* Release conversion descriptors */
|
|
|
9187 convert_setup(&conv, NULL, NULL);
|
|
|
9188 vim_free(enc);
|
|
|
9189 # endif
|
|
|
9190 }
|
|
|
9191 }
|
|
|
9192 #endif
|
|
|
9193
|
|
|
9194 /*
|
|
|
9195 * "stridx()" function
|
|
|
9196 */
|
|
|
9197 static void
|
|
71
|
9198 f_stridx(argvars, rettv)
|
|
|
9199 typeval *argvars;
|
|
|
9200 typeval *rettv;
|
|
7
|
9201 {
|
|
|
9202 char_u buf[NUMBUFLEN];
|
|
|
9203 char_u *needle;
|
|
|
9204 char_u *haystack;
|
|
|
9205 char_u *pos;
|
|
|
9206
|
|
71
|
9207 needle = get_tv_string(&argvars[1]);
|
|
|
9208 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
7
|
9209 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
9210
|
|
|
9211 if (pos == NULL)
|
|
71
|
9212 rettv->vval.v_number = -1;
|
|
|
9213 else
|
|
|
9214 rettv->vval.v_number = (varnumber_T) (pos - haystack);
|
|
7
|
9215 }
|
|
|
9216
|
|
|
9217 /*
|
|
|
9218 * "strridx()" function
|
|
|
9219 */
|
|
|
9220 static void
|
|
71
|
9221 f_strridx(argvars, rettv)
|
|
|
9222 typeval *argvars;
|
|
|
9223 typeval *rettv;
|
|
7
|
9224 {
|
|
|
9225 char_u buf[NUMBUFLEN];
|
|
|
9226 char_u *needle;
|
|
|
9227 char_u *haystack;
|
|
|
9228 char_u *rest;
|
|
|
9229 char_u *lastmatch = NULL;
|
|
|
9230
|
|
71
|
9231 needle = get_tv_string(&argvars[1]);
|
|
|
9232 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
22
|
9233 if (*needle == NUL)
|
|
|
9234 /* Empty string matches past the end. */
|
|
|
9235 lastmatch = haystack + STRLEN(haystack);
|
|
|
9236 else
|
|
|
9237 for (rest = haystack; *rest != '\0'; ++rest)
|
|
|
9238 {
|
|
|
9239 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
9240 if (rest == NULL)
|
|
|
9241 break;
|
|
|
9242 lastmatch = rest;
|
|
|
9243 }
|
|
7
|
9244
|
|
|
9245 if (lastmatch == NULL)
|
|
71
|
9246 rettv->vval.v_number = -1;
|
|
|
9247 else
|
|
|
9248 rettv->vval.v_number = (varnumber_T)(lastmatch - haystack);
|
|
56
|
9249 }
|
|
|
9250
|
|
|
9251 /*
|
|
|
9252 * "string()" function
|
|
|
9253 */
|
|
|
9254 static void
|
|
71
|
9255 f_string(argvars, rettv)
|
|
|
9256 typeval *argvars;
|
|
|
9257 typeval *rettv;
|
|
56
|
9258 {
|
|
|
9259 char_u *tofree;
|
|
80
|
9260 char_u numbuf[NUMBUFLEN];
|
|
56
|
9261
|
|
71
|
9262 rettv->v_type = VAR_STRING;
|
|
80
|
9263 rettv->vval.v_string = tv2string(&argvars[0], &tofree, numbuf);
|
|
56
|
9264 if (tofree == NULL)
|
|
71
|
9265 rettv->vval.v_string = vim_strsave(rettv->vval.v_string);
|
|
7
|
9266 }
|
|
|
9267
|
|
|
9268 /*
|
|
|
9269 * "strlen()" function
|
|
|
9270 */
|
|
|
9271 static void
|
|
71
|
9272 f_strlen(argvars, rettv)
|
|
|
9273 typeval *argvars;
|
|
|
9274 typeval *rettv;
|
|
|
9275 {
|
|
|
9276 rettv->vval.v_number = (varnumber_T)(STRLEN(
|
|
|
9277 get_tv_string(&argvars[0])));
|
|
7
|
9278 }
|
|
|
9279
|
|
|
9280 /*
|
|
|
9281 * "strpart()" function
|
|
|
9282 */
|
|
|
9283 static void
|
|
71
|
9284 f_strpart(argvars, rettv)
|
|
|
9285 typeval *argvars;
|
|
|
9286 typeval *rettv;
|
|
7
|
9287 {
|
|
|
9288 char_u *p;
|
|
|
9289 int n;
|
|
|
9290 int len;
|
|
|
9291 int slen;
|
|
|
9292
|
|
71
|
9293 p = get_tv_string(&argvars[0]);
|
|
7
|
9294 slen = (int)STRLEN(p);
|
|
|
9295
|
|
71
|
9296 n = get_tv_number(&argvars[1]);
|
|
56
|
9297 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
9298 len = get_tv_number(&argvars[2]);
|
|
7
|
9299 else
|
|
|
9300 len = slen - n; /* default len: all bytes that are available. */
|
|
|
9301
|
|
|
9302 /*
|
|
|
9303 * Only return the overlap between the specified part and the actual
|
|
|
9304 * string.
|
|
|
9305 */
|
|
|
9306 if (n < 0)
|
|
|
9307 {
|
|
|
9308 len += n;
|
|
|
9309 n = 0;
|
|
|
9310 }
|
|
|
9311 else if (n > slen)
|
|
|
9312 n = slen;
|
|
|
9313 if (len < 0)
|
|
|
9314 len = 0;
|
|
|
9315 else if (n + len > slen)
|
|
|
9316 len = slen - n;
|
|
|
9317
|
|
71
|
9318 rettv->v_type = VAR_STRING;
|
|
|
9319 rettv->vval.v_string = vim_strnsave(p + n, len);
|
|
7
|
9320 }
|
|
|
9321
|
|
|
9322 /*
|
|
|
9323 * "strtrans()" function
|
|
|
9324 */
|
|
|
9325 static void
|
|
71
|
9326 f_strtrans(argvars, rettv)
|
|
|
9327 typeval *argvars;
|
|
|
9328 typeval *rettv;
|
|
|
9329 {
|
|
|
9330 rettv->v_type = VAR_STRING;
|
|
|
9331 rettv->vval.v_string = transstr(get_tv_string(&argvars[0]));
|
|
7
|
9332 }
|
|
|
9333
|
|
|
9334 /*
|
|
|
9335 * "synID(line, col, trans)" function
|
|
|
9336 */
|
|
|
9337 /*ARGSUSED*/
|
|
|
9338 static void
|
|
71
|
9339 f_synID(argvars, rettv)
|
|
|
9340 typeval *argvars;
|
|
|
9341 typeval *rettv;
|
|
7
|
9342 {
|
|
|
9343 int id = 0;
|
|
|
9344 #ifdef FEAT_SYN_HL
|
|
|
9345 long line;
|
|
|
9346 long col;
|
|
|
9347 int trans;
|
|
|
9348
|
|
71
|
9349 line = get_tv_lnum(argvars);
|
|
|
9350 col = get_tv_number(&argvars[1]) - 1;
|
|
|
9351 trans = get_tv_number(&argvars[2]);
|
|
7
|
9352
|
|
|
9353 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
9354 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
9355 id = syn_get_id(line, col, trans);
|
|
|
9356 #endif
|
|
|
9357
|
|
71
|
9358 rettv->vval.v_number = id;
|
|
7
|
9359 }
|
|
|
9360
|
|
|
9361 /*
|
|
|
9362 * "synIDattr(id, what [, mode])" function
|
|
|
9363 */
|
|
|
9364 /*ARGSUSED*/
|
|
|
9365 static void
|
|
71
|
9366 f_synIDattr(argvars, rettv)
|
|
|
9367 typeval *argvars;
|
|
|
9368 typeval *rettv;
|
|
7
|
9369 {
|
|
|
9370 char_u *p = NULL;
|
|
|
9371 #ifdef FEAT_SYN_HL
|
|
|
9372 int id;
|
|
|
9373 char_u *what;
|
|
|
9374 char_u *mode;
|
|
|
9375 char_u modebuf[NUMBUFLEN];
|
|
|
9376 int modec;
|
|
|
9377
|
|
71
|
9378 id = get_tv_number(&argvars[0]);
|
|
|
9379 what = get_tv_string(&argvars[1]);
|
|
56
|
9380 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
9381 {
|
|
71
|
9382 mode = get_tv_string_buf(&argvars[2], modebuf);
|
|
7
|
9383 modec = TOLOWER_ASC(mode[0]);
|
|
|
9384 if (modec != 't' && modec != 'c'
|
|
|
9385 #ifdef FEAT_GUI
|
|
|
9386 && modec != 'g'
|
|
|
9387 #endif
|
|
|
9388 )
|
|
|
9389 modec = 0; /* replace invalid with current */
|
|
|
9390 }
|
|
|
9391 else
|
|
|
9392 {
|
|
|
9393 #ifdef FEAT_GUI
|
|
|
9394 if (gui.in_use)
|
|
|
9395 modec = 'g';
|
|
|
9396 else
|
|
|
9397 #endif
|
|
|
9398 if (t_colors > 1)
|
|
|
9399 modec = 'c';
|
|
|
9400 else
|
|
|
9401 modec = 't';
|
|
|
9402 }
|
|
|
9403
|
|
|
9404
|
|
|
9405 switch (TOLOWER_ASC(what[0]))
|
|
|
9406 {
|
|
|
9407 case 'b':
|
|
|
9408 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
9409 p = highlight_color(id, what, modec);
|
|
|
9410 else /* bold */
|
|
|
9411 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
9412 break;
|
|
|
9413
|
|
|
9414 case 'f': /* fg[#] */
|
|
|
9415 p = highlight_color(id, what, modec);
|
|
|
9416 break;
|
|
|
9417
|
|
|
9418 case 'i':
|
|
|
9419 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
9420 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
9421 else /* italic */
|
|
|
9422 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
9423 break;
|
|
|
9424
|
|
|
9425 case 'n': /* name */
|
|
|
9426 p = get_highlight_name(NULL, id - 1);
|
|
|
9427 break;
|
|
|
9428
|
|
|
9429 case 'r': /* reverse */
|
|
|
9430 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
9431 break;
|
|
|
9432
|
|
|
9433 case 's': /* standout */
|
|
|
9434 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
9435 break;
|
|
|
9436
|
|
|
9437 case 'u': /* underline */
|
|
|
9438 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
9439 break;
|
|
|
9440 }
|
|
|
9441
|
|
|
9442 if (p != NULL)
|
|
|
9443 p = vim_strsave(p);
|
|
|
9444 #endif
|
|
71
|
9445 rettv->v_type = VAR_STRING;
|
|
|
9446 rettv->vval.v_string = p;
|
|
7
|
9447 }
|
|
|
9448
|
|
|
9449 /*
|
|
|
9450 * "synIDtrans(id)" function
|
|
|
9451 */
|
|
|
9452 /*ARGSUSED*/
|
|
|
9453 static void
|
|
71
|
9454 f_synIDtrans(argvars, rettv)
|
|
|
9455 typeval *argvars;
|
|
|
9456 typeval *rettv;
|
|
7
|
9457 {
|
|
|
9458 int id;
|
|
|
9459
|
|
|
9460 #ifdef FEAT_SYN_HL
|
|
71
|
9461 id = get_tv_number(&argvars[0]);
|
|
7
|
9462
|
|
|
9463 if (id > 0)
|
|
|
9464 id = syn_get_final_id(id);
|
|
|
9465 else
|
|
|
9466 #endif
|
|
|
9467 id = 0;
|
|
|
9468
|
|
71
|
9469 rettv->vval.v_number = id;
|
|
7
|
9470 }
|
|
|
9471
|
|
|
9472 /*
|
|
|
9473 * "system()" function
|
|
|
9474 */
|
|
|
9475 static void
|
|
71
|
9476 f_system(argvars, rettv)
|
|
|
9477 typeval *argvars;
|
|
|
9478 typeval *rettv;
|
|
7
|
9479 {
|
|
24
|
9480 char_u *res = NULL;
|
|
7
|
9481 char_u *p;
|
|
24
|
9482 char_u *infile = NULL;
|
|
|
9483 char_u buf[NUMBUFLEN];
|
|
|
9484 int err = FALSE;
|
|
|
9485 FILE *fd;
|
|
|
9486
|
|
56
|
9487 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
24
|
9488 {
|
|
|
9489 /*
|
|
|
9490 * Write the string to a temp file, to be used for input of the shell
|
|
|
9491 * command.
|
|
|
9492 */
|
|
|
9493 if ((infile = vim_tempname('i')) == NULL)
|
|
|
9494 {
|
|
|
9495 EMSG(_(e_notmp));
|
|
|
9496 return;
|
|
|
9497 }
|
|
|
9498
|
|
|
9499 fd = mch_fopen((char *)infile, WRITEBIN);
|
|
|
9500 if (fd == NULL)
|
|
|
9501 {
|
|
|
9502 EMSG2(_(e_notopen), infile);
|
|
|
9503 goto done;
|
|
|
9504 }
|
|
71
|
9505 p = get_tv_string_buf(&argvars[1], buf);
|
|
24
|
9506 if (fwrite(p, STRLEN(p), 1, fd) != 1)
|
|
|
9507 err = TRUE;
|
|
|
9508 if (fclose(fd) != 0)
|
|
|
9509 err = TRUE;
|
|
|
9510 if (err)
|
|
|
9511 {
|
|
|
9512 EMSG(_("E677: Error writing temp file"));
|
|
|
9513 goto done;
|
|
|
9514 }
|
|
|
9515 }
|
|
|
9516
|
|
71
|
9517 res = get_cmd_output(get_tv_string(&argvars[0]), infile, SHELL_SILENT);
|
|
24
|
9518
|
|
7
|
9519 #ifdef USE_CR
|
|
|
9520 /* translate <CR> into <NL> */
|
|
24
|
9521 if (res != NULL)
|
|
7
|
9522 {
|
|
|
9523 char_u *s;
|
|
|
9524
|
|
24
|
9525 for (s = res; *s; ++s)
|
|
7
|
9526 {
|
|
|
9527 if (*s == CAR)
|
|
|
9528 *s = NL;
|
|
|
9529 }
|
|
|
9530 }
|
|
|
9531 #else
|
|
|
9532 # ifdef USE_CRNL
|
|
|
9533 /* translate <CR><NL> into <NL> */
|
|
24
|
9534 if (res != NULL)
|
|
7
|
9535 {
|
|
|
9536 char_u *s, *d;
|
|
|
9537
|
|
24
|
9538 d = res;
|
|
|
9539 for (s = res; *s; ++s)
|
|
7
|
9540 {
|
|
|
9541 if (s[0] == CAR && s[1] == NL)
|
|
|
9542 ++s;
|
|
|
9543 *d++ = *s;
|
|
|
9544 }
|
|
|
9545 *d = NUL;
|
|
|
9546 }
|
|
|
9547 # endif
|
|
|
9548 #endif
|
|
24
|
9549
|
|
|
9550 done:
|
|
|
9551 if (infile != NULL)
|
|
|
9552 {
|
|
|
9553 mch_remove(infile);
|
|
|
9554 vim_free(infile);
|
|
|
9555 }
|
|
71
|
9556 rettv->v_type = VAR_STRING;
|
|
|
9557 rettv->vval.v_string = res;
|
|
7
|
9558 }
|
|
|
9559
|
|
|
9560 /*
|
|
|
9561 * "submatch()" function
|
|
|
9562 */
|
|
|
9563 static void
|
|
71
|
9564 f_submatch(argvars, rettv)
|
|
|
9565 typeval *argvars;
|
|
|
9566 typeval *rettv;
|
|
|
9567 {
|
|
|
9568 rettv->v_type = VAR_STRING;
|
|
|
9569 rettv->vval.v_string = reg_submatch((int)get_tv_number(&argvars[0]));
|
|
7
|
9570 }
|
|
|
9571
|
|
|
9572 /*
|
|
|
9573 * "substitute()" function
|
|
|
9574 */
|
|
|
9575 static void
|
|
71
|
9576 f_substitute(argvars, rettv)
|
|
|
9577 typeval *argvars;
|
|
|
9578 typeval *rettv;
|
|
7
|
9579 {
|
|
|
9580 char_u patbuf[NUMBUFLEN];
|
|
|
9581 char_u subbuf[NUMBUFLEN];
|
|
|
9582 char_u flagsbuf[NUMBUFLEN];
|
|
|
9583
|
|
71
|
9584 rettv->v_type = VAR_STRING;
|
|
|
9585 rettv->vval.v_string = do_string_sub(
|
|
|
9586 get_tv_string(&argvars[0]),
|
|
|
9587 get_tv_string_buf(&argvars[1], patbuf),
|
|
|
9588 get_tv_string_buf(&argvars[2], subbuf),
|
|
|
9589 get_tv_string_buf(&argvars[3], flagsbuf));
|
|
7
|
9590 }
|
|
|
9591
|
|
|
9592 /*
|
|
|
9593 * "tempname()" function
|
|
|
9594 */
|
|
|
9595 /*ARGSUSED*/
|
|
|
9596 static void
|
|
71
|
9597 f_tempname(argvars, rettv)
|
|
|
9598 typeval *argvars;
|
|
|
9599 typeval *rettv;
|
|
7
|
9600 {
|
|
|
9601 static int x = 'A';
|
|
|
9602
|
|
71
|
9603 rettv->v_type = VAR_STRING;
|
|
|
9604 rettv->vval.v_string = vim_tempname(x);
|
|
7
|
9605
|
|
|
9606 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
9607 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
9608 do
|
|
|
9609 {
|
|
|
9610 if (x == 'Z')
|
|
|
9611 x = '0';
|
|
|
9612 else if (x == '9')
|
|
|
9613 x = 'A';
|
|
|
9614 else
|
|
|
9615 {
|
|
|
9616 #ifdef EBCDIC
|
|
|
9617 if (x == 'I')
|
|
|
9618 x = 'J';
|
|
|
9619 else if (x == 'R')
|
|
|
9620 x = 'S';
|
|
|
9621 else
|
|
|
9622 #endif
|
|
|
9623 ++x;
|
|
|
9624 }
|
|
|
9625 } while (x == 'I' || x == 'O');
|
|
|
9626 }
|
|
|
9627
|
|
|
9628 /*
|
|
|
9629 * "tolower(string)" function
|
|
|
9630 */
|
|
|
9631 static void
|
|
71
|
9632 f_tolower(argvars, rettv)
|
|
|
9633 typeval *argvars;
|
|
|
9634 typeval *rettv;
|
|
7
|
9635 {
|
|
|
9636 char_u *p;
|
|
|
9637
|
|
71
|
9638 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
9639 rettv->v_type = VAR_STRING;
|
|
|
9640 rettv->vval.v_string = p;
|
|
7
|
9641
|
|
|
9642 if (p != NULL)
|
|
|
9643 while (*p != NUL)
|
|
|
9644 {
|
|
|
9645 #ifdef FEAT_MBYTE
|
|
|
9646 int l;
|
|
|
9647
|
|
|
9648 if (enc_utf8)
|
|
|
9649 {
|
|
|
9650 int c, lc;
|
|
|
9651
|
|
|
9652 c = utf_ptr2char(p);
|
|
|
9653 lc = utf_tolower(c);
|
|
|
9654 l = utf_ptr2len_check(p);
|
|
|
9655 /* TODO: reallocate string when byte count changes. */
|
|
|
9656 if (utf_char2len(lc) == l)
|
|
|
9657 utf_char2bytes(lc, p);
|
|
|
9658 p += l;
|
|
|
9659 }
|
|
|
9660 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
9661 p += l; /* skip multi-byte character */
|
|
|
9662 else
|
|
|
9663 #endif
|
|
|
9664 {
|
|
|
9665 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
9666 ++p;
|
|
|
9667 }
|
|
|
9668 }
|
|
|
9669 }
|
|
|
9670
|
|
|
9671 /*
|
|
|
9672 * "toupper(string)" function
|
|
|
9673 */
|
|
|
9674 static void
|
|
71
|
9675 f_toupper(argvars, rettv)
|
|
|
9676 typeval *argvars;
|
|
|
9677 typeval *rettv;
|
|
7
|
9678 {
|
|
|
9679 char_u *p;
|
|
|
9680
|
|
71
|
9681 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
9682 rettv->v_type = VAR_STRING;
|
|
|
9683 rettv->vval.v_string = p;
|
|
7
|
9684
|
|
|
9685 if (p != NULL)
|
|
|
9686 while (*p != NUL)
|
|
|
9687 {
|
|
|
9688 #ifdef FEAT_MBYTE
|
|
|
9689 int l;
|
|
|
9690
|
|
|
9691 if (enc_utf8)
|
|
|
9692 {
|
|
|
9693 int c, uc;
|
|
|
9694
|
|
|
9695 c = utf_ptr2char(p);
|
|
|
9696 uc = utf_toupper(c);
|
|
|
9697 l = utf_ptr2len_check(p);
|
|
|
9698 /* TODO: reallocate string when byte count changes. */
|
|
|
9699 if (utf_char2len(uc) == l)
|
|
|
9700 utf_char2bytes(uc, p);
|
|
|
9701 p += l;
|
|
|
9702 }
|
|
|
9703 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
9704 p += l; /* skip multi-byte character */
|
|
|
9705 else
|
|
|
9706 #endif
|
|
|
9707 {
|
|
|
9708 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
9709 p++;
|
|
|
9710 }
|
|
|
9711 }
|
|
|
9712 }
|
|
|
9713
|
|
|
9714 /*
|
|
15
|
9715 * "tr(string, fromstr, tostr)" function
|
|
|
9716 */
|
|
|
9717 static void
|
|
71
|
9718 f_tr(argvars, rettv)
|
|
|
9719 typeval *argvars;
|
|
|
9720 typeval *rettv;
|
|
15
|
9721 {
|
|
|
9722 char_u *instr;
|
|
|
9723 char_u *fromstr;
|
|
|
9724 char_u *tostr;
|
|
|
9725 char_u *p;
|
|
|
9726 #ifdef FEAT_MBYTE
|
|
|
9727 int inlen;
|
|
|
9728 int fromlen;
|
|
|
9729 int tolen;
|
|
|
9730 int idx;
|
|
|
9731 char_u *cpstr;
|
|
|
9732 int cplen;
|
|
|
9733 int first = TRUE;
|
|
|
9734 #endif
|
|
|
9735 char_u buf[NUMBUFLEN];
|
|
|
9736 char_u buf2[NUMBUFLEN];
|
|
|
9737 garray_T ga;
|
|
|
9738
|
|
71
|
9739 instr = get_tv_string(&argvars[0]);
|
|
|
9740 fromstr = get_tv_string_buf(&argvars[1], buf);
|
|
|
9741 tostr = get_tv_string_buf(&argvars[2], buf2);
|
|
15
|
9742
|
|
|
9743 /* Default return value: empty string. */
|
|
71
|
9744 rettv->v_type = VAR_STRING;
|
|
|
9745 rettv->vval.v_string = NULL;
|
|
15
|
9746 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
9747
|
|
|
9748 #ifdef FEAT_MBYTE
|
|
|
9749 if (!has_mbyte)
|
|
|
9750 #endif
|
|
|
9751 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
9752 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
9753 {
|
|
20
|
9754 #ifdef FEAT_MBYTE
|
|
15
|
9755 error:
|
|
20
|
9756 #endif
|
|
15
|
9757 EMSG2(_(e_invarg2), fromstr);
|
|
|
9758 ga_clear(&ga);
|
|
|
9759 return;
|
|
|
9760 }
|
|
|
9761
|
|
|
9762 /* fromstr and tostr have to contain the same number of chars */
|
|
|
9763 while (*instr != NUL)
|
|
|
9764 {
|
|
|
9765 #ifdef FEAT_MBYTE
|
|
|
9766 if (has_mbyte)
|
|
|
9767 {
|
|
|
9768 inlen = mb_ptr2len_check(instr);
|
|
|
9769 cpstr = instr;
|
|
|
9770 cplen = inlen;
|
|
|
9771 idx = 0;
|
|
|
9772 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
9773 {
|
|
|
9774 fromlen = mb_ptr2len_check(p);
|
|
|
9775 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
9776 {
|
|
|
9777 for (p = tostr; *p != NUL; p += tolen)
|
|
|
9778 {
|
|
|
9779 tolen = mb_ptr2len_check(p);
|
|
|
9780 if (idx-- == 0)
|
|
|
9781 {
|
|
|
9782 cplen = tolen;
|
|
|
9783 cpstr = p;
|
|
|
9784 break;
|
|
|
9785 }
|
|
|
9786 }
|
|
|
9787 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
9788 goto error;
|
|
|
9789 break;
|
|
|
9790 }
|
|
|
9791 ++idx;
|
|
|
9792 }
|
|
|
9793
|
|
|
9794 if (first && cpstr == instr)
|
|
|
9795 {
|
|
|
9796 /* Check that fromstr and tostr have the same number of
|
|
|
9797 * (multi-byte) characters. Done only once when a character
|
|
|
9798 * of instr doesn't appear in fromstr. */
|
|
|
9799 first = FALSE;
|
|
|
9800 for (p = tostr; *p != NUL; p += tolen)
|
|
|
9801 {
|
|
|
9802 tolen = mb_ptr2len_check(p);
|
|
|
9803 --idx;
|
|
|
9804 }
|
|
|
9805 if (idx != 0)
|
|
|
9806 goto error;
|
|
|
9807 }
|
|
|
9808
|
|
|
9809 ga_grow(&ga, cplen);
|
|
16
|
9810 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
9811 ga.ga_len += cplen;
|
|
|
9812
|
|
|
9813 instr += inlen;
|
|
|
9814 }
|
|
|
9815 else
|
|
|
9816 #endif
|
|
|
9817 {
|
|
|
9818 /* When not using multi-byte chars we can do it faster. */
|
|
|
9819 p = vim_strchr(fromstr, *instr);
|
|
|
9820 if (p != NULL)
|
|
|
9821 ga_append(&ga, tostr[p - fromstr]);
|
|
|
9822 else
|
|
|
9823 ga_append(&ga, *instr);
|
|
|
9824 ++instr;
|
|
|
9825 }
|
|
|
9826 }
|
|
|
9827
|
|
71
|
9828 rettv->vval.v_string = ga.ga_data;
|
|
15
|
9829 }
|
|
|
9830
|
|
|
9831 /*
|
|
7
|
9832 * "type(expr)" function
|
|
|
9833 */
|
|
|
9834 static void
|
|
71
|
9835 f_type(argvars, rettv)
|
|
|
9836 typeval *argvars;
|
|
|
9837 typeval *rettv;
|
|
56
|
9838 {
|
|
|
9839 if (argvars[0].v_type == VAR_NUMBER)
|
|
71
|
9840 rettv->vval.v_number = 0;
|
|
|
9841 else
|
|
|
9842 rettv->vval.v_number = 1;
|
|
7
|
9843 }
|
|
|
9844
|
|
|
9845 /*
|
|
|
9846 * "virtcol(string)" function
|
|
|
9847 */
|
|
|
9848 static void
|
|
71
|
9849 f_virtcol(argvars, rettv)
|
|
|
9850 typeval *argvars;
|
|
|
9851 typeval *rettv;
|
|
7
|
9852 {
|
|
|
9853 colnr_T vcol = 0;
|
|
|
9854 pos_T *fp;
|
|
|
9855
|
|
|
9856 fp = var2fpos(&argvars[0], FALSE);
|
|
|
9857 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
9858 {
|
|
|
9859 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
9860 ++vcol;
|
|
|
9861 }
|
|
|
9862
|
|
71
|
9863 rettv->vval.v_number = vcol;
|
|
7
|
9864 }
|
|
|
9865
|
|
|
9866 /*
|
|
|
9867 * "visualmode()" function
|
|
|
9868 */
|
|
|
9869 /*ARGSUSED*/
|
|
|
9870 static void
|
|
71
|
9871 f_visualmode(argvars, rettv)
|
|
|
9872 typeval *argvars;
|
|
|
9873 typeval *rettv;
|
|
7
|
9874 {
|
|
|
9875 #ifdef FEAT_VISUAL
|
|
|
9876 char_u str[2];
|
|
|
9877
|
|
71
|
9878 rettv->v_type = VAR_STRING;
|
|
7
|
9879 str[0] = curbuf->b_visual_mode_eval;
|
|
|
9880 str[1] = NUL;
|
|
71
|
9881 rettv->vval.v_string = vim_strsave(str);
|
|
7
|
9882
|
|
|
9883 /* A non-zero number or non-empty string argument: reset mode. */
|
|
56
|
9884 if ((argvars[0].v_type == VAR_NUMBER
|
|
|
9885 && argvars[0].vval.v_number != 0)
|
|
|
9886 || (argvars[0].v_type == VAR_STRING
|
|
71
|
9887 && *get_tv_string(&argvars[0]) != NUL))
|
|
7
|
9888 curbuf->b_visual_mode_eval = NUL;
|
|
|
9889 #else
|
|
71
|
9890 rettv->vval.v_number = 0; /* return anything, it won't work anyway */
|
|
7
|
9891 #endif
|
|
|
9892 }
|
|
|
9893
|
|
|
9894 /*
|
|
|
9895 * "winbufnr(nr)" function
|
|
|
9896 */
|
|
|
9897 static void
|
|
71
|
9898 f_winbufnr(argvars, rettv)
|
|
|
9899 typeval *argvars;
|
|
|
9900 typeval *rettv;
|
|
7
|
9901 {
|
|
|
9902 win_T *wp;
|
|
|
9903
|
|
|
9904 wp = find_win_by_nr(&argvars[0]);
|
|
|
9905 if (wp == NULL)
|
|
71
|
9906 rettv->vval.v_number = -1;
|
|
|
9907 else
|
|
|
9908 rettv->vval.v_number = wp->w_buffer->b_fnum;
|
|
7
|
9909 }
|
|
|
9910
|
|
|
9911 /*
|
|
|
9912 * "wincol()" function
|
|
|
9913 */
|
|
|
9914 /*ARGSUSED*/
|
|
|
9915 static void
|
|
71
|
9916 f_wincol(argvars, rettv)
|
|
|
9917 typeval *argvars;
|
|
|
9918 typeval *rettv;
|
|
7
|
9919 {
|
|
|
9920 validate_cursor();
|
|
71
|
9921 rettv->vval.v_number = curwin->w_wcol + 1;
|
|
7
|
9922 }
|
|
|
9923
|
|
|
9924 /*
|
|
|
9925 * "winheight(nr)" function
|
|
|
9926 */
|
|
|
9927 static void
|
|
71
|
9928 f_winheight(argvars, rettv)
|
|
|
9929 typeval *argvars;
|
|
|
9930 typeval *rettv;
|
|
7
|
9931 {
|
|
|
9932 win_T *wp;
|
|
|
9933
|
|
|
9934 wp = find_win_by_nr(&argvars[0]);
|
|
|
9935 if (wp == NULL)
|
|
71
|
9936 rettv->vval.v_number = -1;
|
|
|
9937 else
|
|
|
9938 rettv->vval.v_number = wp->w_height;
|
|
7
|
9939 }
|
|
|
9940
|
|
|
9941 /*
|
|
|
9942 * "winline()" function
|
|
|
9943 */
|
|
|
9944 /*ARGSUSED*/
|
|
|
9945 static void
|
|
71
|
9946 f_winline(argvars, rettv)
|
|
|
9947 typeval *argvars;
|
|
|
9948 typeval *rettv;
|
|
7
|
9949 {
|
|
|
9950 validate_cursor();
|
|
71
|
9951 rettv->vval.v_number = curwin->w_wrow + 1;
|
|
7
|
9952 }
|
|
|
9953
|
|
|
9954 /*
|
|
|
9955 * "winnr()" function
|
|
|
9956 */
|
|
|
9957 /* ARGSUSED */
|
|
|
9958 static void
|
|
71
|
9959 f_winnr(argvars, rettv)
|
|
|
9960 typeval *argvars;
|
|
|
9961 typeval *rettv;
|
|
7
|
9962 {
|
|
|
9963 int nr = 1;
|
|
|
9964 #ifdef FEAT_WINDOWS
|
|
|
9965 win_T *wp;
|
|
20
|
9966 win_T *twin = curwin;
|
|
|
9967 char_u *arg;
|
|
|
9968
|
|
56
|
9969 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
|
9970 {
|
|
71
|
9971 arg = get_tv_string(&argvars[0]);
|
|
20
|
9972 if (STRCMP(arg, "$") == 0)
|
|
|
9973 twin = lastwin;
|
|
|
9974 else if (STRCMP(arg, "#") == 0)
|
|
|
9975 {
|
|
|
9976 twin = prevwin;
|
|
|
9977 if (prevwin == NULL)
|
|
|
9978 nr = 0;
|
|
|
9979 }
|
|
|
9980 else
|
|
|
9981 {
|
|
|
9982 EMSG2(_(e_invexpr2), arg);
|
|
|
9983 nr = 0;
|
|
|
9984 }
|
|
|
9985 }
|
|
|
9986
|
|
|
9987 if (nr > 0)
|
|
|
9988 for (wp = firstwin; wp != twin; wp = wp->w_next)
|
|
|
9989 ++nr;
|
|
7
|
9990 #endif
|
|
71
|
9991 rettv->vval.v_number = nr;
|
|
7
|
9992 }
|
|
|
9993
|
|
|
9994 /*
|
|
|
9995 * "winrestcmd()" function
|
|
|
9996 */
|
|
|
9997 /* ARGSUSED */
|
|
|
9998 static void
|
|
71
|
9999 f_winrestcmd(argvars, rettv)
|
|
|
10000 typeval *argvars;
|
|
|
10001 typeval *rettv;
|
|
7
|
10002 {
|
|
|
10003 #ifdef FEAT_WINDOWS
|
|
|
10004 win_T *wp;
|
|
|
10005 int winnr = 1;
|
|
|
10006 garray_T ga;
|
|
|
10007 char_u buf[50];
|
|
|
10008
|
|
|
10009 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
10010 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
10011 {
|
|
|
10012 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
10013 ga_concat(&ga, buf);
|
|
|
10014 # ifdef FEAT_VERTSPLIT
|
|
|
10015 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
10016 ga_concat(&ga, buf);
|
|
|
10017 # endif
|
|
|
10018 ++winnr;
|
|
|
10019 }
|
|
21
|
10020 ga_append(&ga, NUL);
|
|
7
|
10021
|
|
71
|
10022 rettv->vval.v_string = ga.ga_data;
|
|
7
|
10023 #else
|
|
71
|
10024 rettv->vval.v_string = NULL;
|
|
|
10025 #endif
|
|
|
10026 rettv->v_type = VAR_STRING;
|
|
7
|
10027 }
|
|
|
10028
|
|
|
10029 /*
|
|
|
10030 * "winwidth(nr)" function
|
|
|
10031 */
|
|
|
10032 static void
|
|
71
|
10033 f_winwidth(argvars, rettv)
|
|
|
10034 typeval *argvars;
|
|
|
10035 typeval *rettv;
|
|
7
|
10036 {
|
|
|
10037 win_T *wp;
|
|
|
10038
|
|
|
10039 wp = find_win_by_nr(&argvars[0]);
|
|
|
10040 if (wp == NULL)
|
|
71
|
10041 rettv->vval.v_number = -1;
|
|
7
|
10042 else
|
|
|
10043 #ifdef FEAT_VERTSPLIT
|
|
71
|
10044 rettv->vval.v_number = wp->w_width;
|
|
7
|
10045 #else
|
|
71
|
10046 rettv->vval.v_number = Columns;
|
|
7
|
10047 #endif
|
|
|
10048 }
|
|
|
10049
|
|
|
10050 static win_T *
|
|
|
10051 find_win_by_nr(vp)
|
|
56
|
10052 typeval *vp;
|
|
7
|
10053 {
|
|
|
10054 #ifdef FEAT_WINDOWS
|
|
|
10055 win_T *wp;
|
|
|
10056 #endif
|
|
|
10057 int nr;
|
|
|
10058
|
|
71
|
10059 nr = get_tv_number(vp);
|
|
7
|
10060
|
|
|
10061 #ifdef FEAT_WINDOWS
|
|
|
10062 if (nr == 0)
|
|
|
10063 return curwin;
|
|
|
10064
|
|
|
10065 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
10066 if (--nr <= 0)
|
|
|
10067 break;
|
|
|
10068 return wp;
|
|
|
10069 #else
|
|
|
10070 if (nr == 0 || nr == 1)
|
|
|
10071 return curwin;
|
|
|
10072 return NULL;
|
|
|
10073 #endif
|
|
|
10074 }
|
|
|
10075
|
|
|
10076 /*
|
|
|
10077 * Translate a String variable into a position.
|
|
|
10078 */
|
|
|
10079 static pos_T *
|
|
|
10080 var2fpos(varp, lnum)
|
|
56
|
10081 typeval *varp;
|
|
7
|
10082 int lnum; /* TRUE when $ is last line */
|
|
|
10083 {
|
|
|
10084 char_u *name;
|
|
|
10085 static pos_T pos;
|
|
|
10086 pos_T *pp;
|
|
|
10087
|
|
71
|
10088 name = get_tv_string(varp);
|
|
7
|
10089 if (name[0] == '.') /* cursor */
|
|
|
10090 return &curwin->w_cursor;
|
|
|
10091 if (name[0] == '\'') /* mark */
|
|
|
10092 {
|
|
|
10093 pp = getmark(name[1], FALSE);
|
|
|
10094 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
10095 return NULL;
|
|
|
10096 return pp;
|
|
|
10097 }
|
|
|
10098 if (name[0] == '$') /* last column or line */
|
|
|
10099 {
|
|
|
10100 if (lnum)
|
|
|
10101 {
|
|
|
10102 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
10103 pos.col = 0;
|
|
|
10104 }
|
|
|
10105 else
|
|
|
10106 {
|
|
|
10107 pos.lnum = curwin->w_cursor.lnum;
|
|
|
10108 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
10109 }
|
|
|
10110 return &pos;
|
|
|
10111 }
|
|
|
10112 return NULL;
|
|
|
10113 }
|
|
|
10114
|
|
|
10115 /*
|
|
|
10116 * Get the length of an environment variable name.
|
|
|
10117 * Advance "arg" to the first character after the name.
|
|
|
10118 * Return 0 for error.
|
|
|
10119 */
|
|
|
10120 static int
|
|
|
10121 get_env_len(arg)
|
|
|
10122 char_u **arg;
|
|
|
10123 {
|
|
|
10124 char_u *p;
|
|
|
10125 int len;
|
|
|
10126
|
|
|
10127 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
10128 ;
|
|
|
10129 if (p == *arg) /* no name found */
|
|
|
10130 return 0;
|
|
|
10131
|
|
|
10132 len = (int)(p - *arg);
|
|
|
10133 *arg = p;
|
|
|
10134 return len;
|
|
|
10135 }
|
|
|
10136
|
|
|
10137 /*
|
|
|
10138 * Get the length of the name of a function or internal variable.
|
|
|
10139 * "arg" is advanced to the first non-white character after the name.
|
|
|
10140 * Return 0 if something is wrong.
|
|
|
10141 */
|
|
|
10142 static int
|
|
|
10143 get_id_len(arg)
|
|
|
10144 char_u **arg;
|
|
|
10145 {
|
|
|
10146 char_u *p;
|
|
|
10147 int len;
|
|
|
10148
|
|
|
10149 /* Find the end of the name. */
|
|
|
10150 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
10151 ;
|
|
|
10152 if (p == *arg) /* no name found */
|
|
|
10153 return 0;
|
|
|
10154
|
|
|
10155 len = (int)(p - *arg);
|
|
|
10156 *arg = skipwhite(p);
|
|
|
10157
|
|
|
10158 return len;
|
|
|
10159 }
|
|
|
10160
|
|
|
10161 /*
|
|
|
10162 * Get the length of the name of a function.
|
|
|
10163 * "arg" is advanced to the first non-white character after the name.
|
|
|
10164 * Return 0 if something is wrong.
|
|
|
10165 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
10166 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
10167 */
|
|
|
10168 static int
|
|
|
10169 get_func_len(arg, alias, evaluate)
|
|
|
10170 char_u **arg;
|
|
|
10171 char_u **alias;
|
|
|
10172 int evaluate;
|
|
|
10173 {
|
|
|
10174 int len;
|
|
|
10175 char_u *p;
|
|
|
10176 char_u *expr_start;
|
|
|
10177 char_u *expr_end;
|
|
|
10178
|
|
|
10179 *alias = NULL; /* default to no alias */
|
|
|
10180
|
|
|
10181 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
10182 && (*arg)[2] == (int)KE_SNR)
|
|
|
10183 {
|
|
|
10184 /* hard coded <SNR>, already translated */
|
|
|
10185 *arg += 3;
|
|
|
10186 return get_id_len(arg) + 3;
|
|
|
10187 }
|
|
|
10188 len = eval_fname_script(*arg);
|
|
|
10189 if (len > 0)
|
|
|
10190 {
|
|
|
10191 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
10192 *arg += len;
|
|
|
10193 }
|
|
|
10194
|
|
|
10195 /*
|
|
71
|
10196 * Find the end of the name; check for {} construction.
|
|
7
|
10197 */
|
|
71
|
10198 p = find_name_end(*arg, &expr_start, &expr_end, FALSE);
|
|
7
|
10199 if (expr_start != NULL)
|
|
|
10200 {
|
|
|
10201 char_u *temp_string;
|
|
|
10202
|
|
|
10203 if (!evaluate)
|
|
|
10204 {
|
|
|
10205 len += (int)(p - *arg);
|
|
|
10206 *arg = skipwhite(p);
|
|
|
10207 return len;
|
|
|
10208 }
|
|
|
10209
|
|
|
10210 /*
|
|
|
10211 * Include any <SID> etc in the expanded string:
|
|
|
10212 * Thus the -len here.
|
|
|
10213 */
|
|
|
10214 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
10215 if (temp_string == NULL)
|
|
|
10216 return 0;
|
|
|
10217 *alias = temp_string;
|
|
|
10218 *arg = skipwhite(p);
|
|
|
10219 return (int)STRLEN(temp_string);
|
|
|
10220 }
|
|
|
10221
|
|
|
10222 len += get_id_len(arg);
|
|
|
10223 if (len == 0)
|
|
|
10224 EMSG2(_(e_invexpr2), *arg);
|
|
|
10225
|
|
|
10226 return len;
|
|
|
10227 }
|
|
|
10228
|
|
71
|
10229 /*
|
|
|
10230 * Find the end of a variable or function name, taking care of magic braces.
|
|
|
10231 * If "expr_start" is not NULL then "expr_start" and "expr_end" are set to the
|
|
|
10232 * start and end of the first magic braces item.
|
|
|
10233 * Return a pointer to just after the name. Equal to "arg" if there is no
|
|
|
10234 * valid name.
|
|
|
10235 */
|
|
7
|
10236 static char_u *
|
|
71
|
10237 find_name_end(arg, expr_start, expr_end, incl_br)
|
|
7
|
10238 char_u *arg;
|
|
|
10239 char_u **expr_start;
|
|
|
10240 char_u **expr_end;
|
|
71
|
10241 int incl_br; /* Include [] indexes */
|
|
|
10242 {
|
|
|
10243 int mb_nest = 0;
|
|
|
10244 int br_nest = 0;
|
|
7
|
10245 char_u *p;
|
|
|
10246
|
|
71
|
10247 if (expr_start != NULL)
|
|
|
10248 {
|
|
|
10249 *expr_start = NULL;
|
|
|
10250 *expr_end = NULL;
|
|
|
10251 }
|
|
|
10252
|
|
|
10253 for (p = arg; *p != NUL
|
|
|
10254 && (eval_isnamec(*p)
|
|
|
10255 || (*p == '[' && incl_br)
|
|
|
10256 || mb_nest != 0
|
|
|
10257 || br_nest != 0); ++p)
|
|
|
10258 {
|
|
|
10259 if (mb_nest == 0)
|
|
|
10260 {
|
|
|
10261 if (*p == '[')
|
|
|
10262 ++br_nest;
|
|
|
10263 else if (*p == ']')
|
|
|
10264 --br_nest;
|
|
|
10265 }
|
|
|
10266 if (br_nest == 0)
|
|
|
10267 {
|
|
|
10268 if (*p == '{')
|
|
|
10269 {
|
|
|
10270 mb_nest++;
|
|
|
10271 if (expr_start != NULL && *expr_start == NULL)
|
|
|
10272 *expr_start = p;
|
|
|
10273 }
|
|
|
10274 else if (*p == '}')
|
|
|
10275 {
|
|
|
10276 mb_nest--;
|
|
|
10277 if (expr_start != NULL && mb_nest == 0 && *expr_end == NULL)
|
|
|
10278 *expr_end = p;
|
|
|
10279 }
|
|
|
10280 }
|
|
7
|
10281 }
|
|
|
10282
|
|
|
10283 return p;
|
|
|
10284 }
|
|
|
10285
|
|
|
10286 /*
|
|
|
10287 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
10288 */
|
|
|
10289 static int
|
|
|
10290 eval_isnamec(c)
|
|
|
10291 int c;
|
|
|
10292 {
|
|
71
|
10293 return (ASCII_ISALNUM(c) || c == '_' || c == ':' || c == '{' || c == '}');
|
|
7
|
10294 }
|
|
|
10295
|
|
|
10296 /*
|
|
|
10297 * Find a v: variable.
|
|
|
10298 * Return it's index, or -1 if not found.
|
|
|
10299 */
|
|
|
10300 static int
|
|
|
10301 find_vim_var(name, len)
|
|
|
10302 char_u *name;
|
|
|
10303 int len; /* length of "name" */
|
|
|
10304 {
|
|
|
10305 char_u *vname;
|
|
|
10306 int vlen;
|
|
|
10307 int i;
|
|
|
10308
|
|
|
10309 /*
|
|
|
10310 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
10311 */
|
|
|
10312 if (name[0] == 'v' && name[1] == ':')
|
|
|
10313 {
|
|
|
10314 vname = name + 2;
|
|
|
10315 vlen = len - 2;
|
|
|
10316 }
|
|
|
10317 else
|
|
|
10318 {
|
|
|
10319 vname = name;
|
|
|
10320 vlen = len;
|
|
|
10321 }
|
|
|
10322 for (i = 0; i < VV_LEN; ++i)
|
|
|
10323 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
10324 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
10325 return i;
|
|
|
10326 return -1;
|
|
|
10327 }
|
|
|
10328
|
|
|
10329 /*
|
|
|
10330 * Set number v: variable to "val".
|
|
|
10331 */
|
|
|
10332 void
|
|
|
10333 set_vim_var_nr(idx, val)
|
|
|
10334 int idx;
|
|
|
10335 long val;
|
|
|
10336 {
|
|
|
10337 vimvars[idx].val = (char_u *)val;
|
|
|
10338 }
|
|
|
10339
|
|
|
10340 /*
|
|
|
10341 * Get number v: variable value;
|
|
|
10342 */
|
|
|
10343 long
|
|
|
10344 get_vim_var_nr(idx)
|
|
|
10345 int idx;
|
|
|
10346 {
|
|
|
10347 return (long)vimvars[idx].val;
|
|
|
10348 }
|
|
|
10349
|
|
|
10350 /*
|
|
|
10351 * Set v:count, v:count1 and v:prevcount.
|
|
|
10352 */
|
|
|
10353 void
|
|
|
10354 set_vcount(count, count1)
|
|
|
10355 long count;
|
|
|
10356 long count1;
|
|
|
10357 {
|
|
|
10358 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
10359 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
10360 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
10361 }
|
|
|
10362
|
|
|
10363 /*
|
|
|
10364 * Set string v: variable to a copy of "val".
|
|
|
10365 */
|
|
|
10366 void
|
|
|
10367 set_vim_var_string(idx, val, len)
|
|
|
10368 int idx;
|
|
|
10369 char_u *val;
|
|
|
10370 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
10371 {
|
|
|
10372 vim_free(vimvars[idx].val);
|
|
|
10373 if (val == NULL)
|
|
|
10374 vimvars[idx].val = NULL;
|
|
|
10375 else if (len == -1)
|
|
|
10376 vimvars[idx].val = vim_strsave(val);
|
|
|
10377 else
|
|
|
10378 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
10379 }
|
|
|
10380
|
|
|
10381 /*
|
|
|
10382 * Set v:register if needed.
|
|
|
10383 */
|
|
|
10384 void
|
|
|
10385 set_reg_var(c)
|
|
|
10386 int c;
|
|
|
10387 {
|
|
|
10388 char_u regname;
|
|
|
10389
|
|
|
10390 if (c == 0 || c == ' ')
|
|
|
10391 regname = '"';
|
|
|
10392 else
|
|
|
10393 regname = c;
|
|
|
10394 /* Avoid free/alloc when the value is already right. */
|
|
|
10395 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
10396 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
10397 }
|
|
|
10398
|
|
|
10399 /*
|
|
|
10400 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
10401 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
10402 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
10403 * take care of memory allocations.
|
|
|
10404 */
|
|
|
10405 char_u *
|
|
|
10406 v_exception(oldval)
|
|
|
10407 char_u *oldval;
|
|
|
10408 {
|
|
|
10409 if (oldval == NULL)
|
|
|
10410 return vimvars[VV_EXCEPTION].val;
|
|
|
10411
|
|
|
10412 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
10413 return NULL;
|
|
|
10414 }
|
|
|
10415
|
|
|
10416 /*
|
|
|
10417 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
10418 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
10419 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
10420 * take care of memory allocations.
|
|
|
10421 */
|
|
|
10422 char_u *
|
|
|
10423 v_throwpoint(oldval)
|
|
|
10424 char_u *oldval;
|
|
|
10425 {
|
|
|
10426 if (oldval == NULL)
|
|
|
10427 return vimvars[VV_THROWPOINT].val;
|
|
|
10428
|
|
|
10429 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
10430 return NULL;
|
|
|
10431 }
|
|
|
10432
|
|
|
10433 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
10434 /*
|
|
|
10435 * Set v:cmdarg.
|
|
|
10436 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
10437 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
10438 * Must always be called in pairs!
|
|
|
10439 */
|
|
|
10440 char_u *
|
|
|
10441 set_cmdarg(eap, oldarg)
|
|
|
10442 exarg_T *eap;
|
|
|
10443 char_u *oldarg;
|
|
|
10444 {
|
|
|
10445 char_u *oldval;
|
|
|
10446 char_u *newval;
|
|
|
10447 unsigned len;
|
|
|
10448
|
|
|
10449 oldval = vimvars[VV_CMDARG].val;
|
|
26
|
10450 if (eap == NULL)
|
|
|
10451 {
|
|
|
10452 vim_free(oldval);
|
|
|
10453 vimvars[VV_CMDARG].val = oldarg;
|
|
|
10454 return NULL;
|
|
|
10455 }
|
|
|
10456
|
|
|
10457 if (eap->force_bin == FORCE_BIN)
|
|
|
10458 len = 6;
|
|
|
10459 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
10460 len = 8;
|
|
|
10461 else
|
|
|
10462 len = 0;
|
|
|
10463 if (eap->force_ff != 0)
|
|
|
10464 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
7
|
10465 # ifdef FEAT_MBYTE
|
|
26
|
10466 if (eap->force_enc != 0)
|
|
|
10467 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
7
|
10468 # endif
|
|
|
10469
|
|
26
|
10470 newval = alloc(len + 1);
|
|
|
10471 if (newval == NULL)
|
|
|
10472 return NULL;
|
|
|
10473
|
|
|
10474 if (eap->force_bin == FORCE_BIN)
|
|
|
10475 sprintf((char *)newval, " ++bin");
|
|
|
10476 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
10477 sprintf((char *)newval, " ++nobin");
|
|
|
10478 else
|
|
|
10479 *newval = NUL;
|
|
|
10480 if (eap->force_ff != 0)
|
|
|
10481 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
10482 eap->cmd + eap->force_ff);
|
|
7
|
10483 # ifdef FEAT_MBYTE
|
|
26
|
10484 if (eap->force_enc != 0)
|
|
|
10485 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
10486 eap->cmd + eap->force_enc);
|
|
7
|
10487 # endif
|
|
26
|
10488 vimvars[VV_CMDARG].val = newval;
|
|
|
10489 return oldval;
|
|
7
|
10490 }
|
|
|
10491 #endif
|
|
|
10492
|
|
|
10493 /*
|
|
|
10494 * Get the value of internal variable "name".
|
|
|
10495 * Return OK or FAIL.
|
|
|
10496 */
|
|
|
10497 static int
|
|
71
|
10498 get_var_tv(name, len, rettv)
|
|
7
|
10499 char_u *name;
|
|
|
10500 int len; /* length of "name" */
|
|
71
|
10501 typeval *rettv; /* NULL when only checking existence */
|
|
7
|
10502 {
|
|
|
10503 int ret = OK;
|
|
56
|
10504 typeval tv;
|
|
7
|
10505 VAR v;
|
|
|
10506 int cc;
|
|
|
10507 int i;
|
|
|
10508
|
|
56
|
10509 tv.v_type = VAR_UNKNOWN;
|
|
|
10510
|
|
7
|
10511 /* truncate the name, so that we can use strcmp() */
|
|
|
10512 cc = name[len];
|
|
|
10513 name[len] = NUL;
|
|
|
10514
|
|
|
10515 /*
|
|
|
10516 * Check for "b:changedtick".
|
|
|
10517 */
|
|
|
10518 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
10519 {
|
|
56
|
10520 tv.v_type = VAR_NUMBER;
|
|
|
10521 tv.vval.v_number = curbuf->b_changedtick;
|
|
7
|
10522 }
|
|
|
10523
|
|
|
10524 /*
|
|
|
10525 * Check for built-in v: variables.
|
|
|
10526 */
|
|
|
10527 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
10528 {
|
|
56
|
10529 tv.v_type = vimvars[i].type;
|
|
|
10530 if (tv.v_type == VAR_NUMBER)
|
|
|
10531 tv.vval.v_number = (long)vimvars[i].val;
|
|
|
10532 else
|
|
|
10533 tv.vval.v_string = vimvars[i].val;
|
|
7
|
10534 }
|
|
|
10535
|
|
|
10536 /*
|
|
|
10537 * Check for user-defined variables.
|
|
|
10538 */
|
|
|
10539 else
|
|
|
10540 {
|
|
|
10541 v = find_var(name, FALSE);
|
|
|
10542 if (v != NULL)
|
|
56
|
10543 tv = v->tv;
|
|
|
10544 }
|
|
|
10545
|
|
|
10546 if (tv.v_type == VAR_UNKNOWN)
|
|
7
|
10547 {
|
|
71
|
10548 if (rettv != NULL)
|
|
|
10549 EMSG2(_(e_undefvar), name);
|
|
7
|
10550 ret = FAIL;
|
|
|
10551 }
|
|
71
|
10552 else if (rettv != NULL)
|
|
|
10553 copy_tv(&tv, rettv);
|
|
7
|
10554
|
|
|
10555 name[len] = cc;
|
|
|
10556
|
|
|
10557 return ret;
|
|
|
10558 }
|
|
|
10559
|
|
|
10560 /*
|
|
56
|
10561 * Allocate memory for a variable type-value, and make it emtpy (0 or NULL
|
|
|
10562 * value).
|
|
|
10563 */
|
|
|
10564 static typeval *
|
|
71
|
10565 alloc_tv()
|
|
56
|
10566 {
|
|
|
10567 return (typeval *)alloc_clear((unsigned)sizeof(typeval));
|
|
|
10568 }
|
|
|
10569
|
|
|
10570 /*
|
|
|
10571 * Allocate memory for a variable type-value, and assign a string to it.
|
|
7
|
10572 * The string "s" must have been allocated, it is consumed.
|
|
|
10573 * Return NULL for out of memory, the variable otherwise.
|
|
|
10574 */
|
|
56
|
10575 static typeval *
|
|
71
|
10576 alloc_string_tv(s)
|
|
7
|
10577 char_u *s;
|
|
|
10578 {
|
|
71
|
10579 typeval *rettv;
|
|
|
10580
|
|
|
10581 rettv = alloc_tv();
|
|
|
10582 if (rettv != NULL)
|
|
|
10583 {
|
|
|
10584 rettv->v_type = VAR_STRING;
|
|
|
10585 rettv->vval.v_string = s;
|
|
7
|
10586 }
|
|
|
10587 else
|
|
|
10588 vim_free(s);
|
|
71
|
10589 return rettv;
|
|
7
|
10590 }
|
|
|
10591
|
|
|
10592 /*
|
|
56
|
10593 * Free the memory for a variable type-value.
|
|
|
10594 */
|
|
|
10595 static void
|
|
71
|
10596 free_tv(varp)
|
|
56
|
10597 typeval *varp;
|
|
7
|
10598 {
|
|
|
10599 if (varp != NULL)
|
|
|
10600 {
|
|
56
|
10601 switch (varp->v_type)
|
|
|
10602 {
|
|
|
10603 case VAR_STRING:
|
|
|
10604 case VAR_FUNC:
|
|
|
10605 vim_free(varp->vval.v_string);
|
|
|
10606 break;
|
|
|
10607 case VAR_LIST:
|
|
|
10608 list_unref(varp->vval.v_list);
|
|
|
10609 break;
|
|
|
10610 default:
|
|
|
10611 break;
|
|
|
10612 }
|
|
7
|
10613 vim_free(varp);
|
|
|
10614 }
|
|
|
10615 }
|
|
|
10616
|
|
|
10617 /*
|
|
|
10618 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
10619 */
|
|
|
10620 static void
|
|
71
|
10621 clear_tv(varp)
|
|
56
|
10622 typeval *varp;
|
|
7
|
10623 {
|
|
|
10624 if (varp != NULL)
|
|
|
10625 {
|
|
56
|
10626 switch (varp->v_type)
|
|
|
10627 {
|
|
|
10628 case VAR_STRING:
|
|
|
10629 case VAR_FUNC:
|
|
|
10630 vim_free(varp->vval.v_string);
|
|
|
10631 varp->vval.v_string = NULL;
|
|
|
10632 break;
|
|
|
10633 case VAR_LIST:
|
|
|
10634 list_unref(varp->vval.v_list);
|
|
|
10635 break;
|
|
71
|
10636 case VAR_NUMBER:
|
|
56
|
10637 varp->vval.v_number = 0;
|
|
|
10638 break;
|
|
71
|
10639 case VAR_UNKNOWN:
|
|
|
10640 break;
|
|
|
10641 default:
|
|
|
10642 EMSG2(_(e_intern2), "clear_tv()");
|
|
|
10643 }
|
|
|
10644 }
|
|
|
10645 }
|
|
|
10646
|
|
|
10647 /*
|
|
|
10648 * Set the value of a variable to NULL without freeing items.
|
|
|
10649 */
|
|
|
10650 static void
|
|
|
10651 init_tv(varp)
|
|
|
10652 typeval *varp;
|
|
|
10653 {
|
|
|
10654 if (varp != NULL)
|
|
|
10655 vim_memset(varp, 0, sizeof(typeval));
|
|
7
|
10656 }
|
|
|
10657
|
|
|
10658 /*
|
|
|
10659 * Get the number value of a variable.
|
|
|
10660 * If it is a String variable, uses vim_str2nr().
|
|
|
10661 */
|
|
|
10662 static long
|
|
71
|
10663 get_tv_number(varp)
|
|
56
|
10664 typeval *varp;
|
|
|
10665 {
|
|
|
10666 long n = 0L;
|
|
|
10667
|
|
|
10668 switch (varp->v_type)
|
|
|
10669 {
|
|
|
10670 case VAR_NUMBER:
|
|
|
10671 n = (long)(varp->vval.v_number);
|
|
|
10672 break;
|
|
|
10673 case VAR_FUNC:
|
|
|
10674 EMSG(_("E999: Using function reference as a number"));
|
|
|
10675 break;
|
|
|
10676 case VAR_STRING:
|
|
|
10677 if (varp->vval.v_string != NULL)
|
|
|
10678 vim_str2nr(varp->vval.v_string, NULL, NULL,
|
|
|
10679 TRUE, TRUE, &n, NULL);
|
|
|
10680 break;
|
|
|
10681 default:
|
|
|
10682 break;
|
|
|
10683 }
|
|
|
10684 return n;
|
|
7
|
10685 }
|
|
|
10686
|
|
|
10687 /*
|
|
|
10688 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
10689 */
|
|
|
10690 static linenr_T
|
|
71
|
10691 get_tv_lnum(argvars)
|
|
|
10692 typeval *argvars;
|
|
|
10693 {
|
|
|
10694 typeval rettv;
|
|
7
|
10695 linenr_T lnum;
|
|
|
10696
|
|
71
|
10697 lnum = get_tv_number(&argvars[0]);
|
|
7
|
10698 if (lnum == 0) /* no valid number, try using line() */
|
|
|
10699 {
|
|
71
|
10700 rettv.v_type = VAR_NUMBER;
|
|
|
10701 f_line(argvars, &rettv);
|
|
|
10702 lnum = rettv.vval.v_number;
|
|
|
10703 clear_tv(&rettv);
|
|
7
|
10704 }
|
|
|
10705 return lnum;
|
|
|
10706 }
|
|
|
10707
|
|
|
10708 /*
|
|
|
10709 * Get the string value of a variable.
|
|
|
10710 * If it is a Number variable, the number is converted into a string.
|
|
|
10711 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
10712 * get_var_string_buf() uses a given buffer.
|
|
|
10713 * If the String variable has never been set, return an empty string.
|
|
|
10714 * Never returns NULL;
|
|
|
10715 */
|
|
|
10716 static char_u *
|
|
71
|
10717 get_tv_string(varp)
|
|
56
|
10718 typeval *varp;
|
|
7
|
10719 {
|
|
|
10720 static char_u mybuf[NUMBUFLEN];
|
|
|
10721
|
|
71
|
10722 return get_tv_string_buf(varp, mybuf);
|
|
7
|
10723 }
|
|
|
10724
|
|
|
10725 static char_u *
|
|
71
|
10726 get_tv_string_buf(varp, buf)
|
|
56
|
10727 typeval *varp;
|
|
|
10728 char_u *buf;
|
|
|
10729 {
|
|
|
10730 switch (varp->v_type)
|
|
|
10731 {
|
|
|
10732 case VAR_NUMBER:
|
|
|
10733 sprintf((char *)buf, "%ld", (long)varp->vval.v_number);
|
|
|
10734 return buf;
|
|
|
10735 case VAR_FUNC:
|
|
|
10736 EMSG(_("E99: using Funcref as a String"));
|
|
|
10737 break;
|
|
|
10738 case VAR_LIST:
|
|
|
10739 EMSG(_("E99: using List as a String"));
|
|
|
10740 break;
|
|
|
10741 case VAR_STRING:
|
|
|
10742 if (varp->vval.v_string != NULL)
|
|
|
10743 return varp->vval.v_string;
|
|
|
10744 break;
|
|
|
10745 default:
|
|
71
|
10746 EMSG2(_(e_intern2), "get_tv_string_buf()");
|
|
56
|
10747 break;
|
|
|
10748 }
|
|
|
10749 return (char_u *)"";
|
|
7
|
10750 }
|
|
|
10751
|
|
|
10752 /*
|
|
|
10753 * Find variable "name" in the list of variables.
|
|
|
10754 * Return a pointer to it if found, NULL if not found.
|
|
56
|
10755 * Careful: "a:0" variables don't have a name.
|
|
7
|
10756 */
|
|
|
10757 static VAR
|
|
|
10758 find_var(name, writing)
|
|
|
10759 char_u *name;
|
|
|
10760 int writing;
|
|
|
10761 {
|
|
|
10762 int i;
|
|
|
10763 char_u *varname;
|
|
|
10764 garray_T *gap;
|
|
|
10765
|
|
|
10766 if (name[0] == 'a' && name[1] == ':')
|
|
|
10767 {
|
|
56
|
10768 /* Function arguments "a:".
|
|
|
10769 * NOTE: We use a typecast, because function arguments don't have a
|
|
|
10770 * name. The caller must not try to access the name! */
|
|
7
|
10771 if (writing)
|
|
|
10772 {
|
|
|
10773 EMSG2(_(e_readonlyvar), name);
|
|
|
10774 return NULL;
|
|
|
10775 }
|
|
|
10776 name += 2;
|
|
|
10777 if (current_funccal == NULL)
|
|
|
10778 return NULL;
|
|
|
10779 if (VIM_ISDIGIT(*name))
|
|
|
10780 {
|
|
|
10781 i = atol((char *)name);
|
|
|
10782 if (i == 0) /* a:0 */
|
|
|
10783 return ¤t_funccal->a0_var;
|
|
|
10784 i += current_funccal->func->args.ga_len;
|
|
|
10785 if (i > current_funccal->argcount) /* a:999 */
|
|
|
10786 return NULL;
|
|
56
|
10787 return (VAR)&(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
7
|
10788 }
|
|
|
10789 if (STRCMP(name, "firstline") == 0)
|
|
|
10790 return &(current_funccal->firstline);
|
|
|
10791 if (STRCMP(name, "lastline") == 0)
|
|
|
10792 return &(current_funccal->lastline);
|
|
|
10793 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
10794 if (STRCMP(name, ((char_u **)
|
|
|
10795 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
56
|
10796 return (VAR)&(current_funccal->argvars[i]); /* a:name */
|
|
7
|
10797 return NULL;
|
|
|
10798 }
|
|
|
10799
|
|
|
10800 gap = find_var_ga(name, &varname);
|
|
|
10801 if (gap == NULL)
|
|
|
10802 return NULL;
|
|
|
10803 return find_var_in_ga(gap, varname);
|
|
|
10804 }
|
|
|
10805
|
|
|
10806 static VAR
|
|
|
10807 find_var_in_ga(gap, varname)
|
|
|
10808 garray_T *gap;
|
|
|
10809 char_u *varname;
|
|
|
10810 {
|
|
|
10811 int i;
|
|
|
10812
|
|
|
10813 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
10814 if (VAR_GAP_ENTRY(i, gap).v_name != NULL
|
|
|
10815 && STRCMP(VAR_GAP_ENTRY(i, gap).v_name, varname) == 0)
|
|
7
|
10816 break;
|
|
|
10817 if (i < 0)
|
|
|
10818 return NULL;
|
|
|
10819 return &VAR_GAP_ENTRY(i, gap);
|
|
|
10820 }
|
|
|
10821
|
|
|
10822 /*
|
|
|
10823 * Find the growarray and start of name without ':' for a variable name.
|
|
|
10824 */
|
|
|
10825 static garray_T *
|
|
|
10826 find_var_ga(name, varname)
|
|
|
10827 char_u *name;
|
|
|
10828 char_u **varname;
|
|
|
10829 {
|
|
|
10830 if (name[1] != ':')
|
|
|
10831 {
|
|
|
10832 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
10833 if (vim_strchr(name, ':') != NULL)
|
|
|
10834 return NULL;
|
|
|
10835 *varname = name;
|
|
|
10836 if (current_funccal == NULL)
|
|
|
10837 return &variables; /* global variable */
|
|
|
10838 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
10839 }
|
|
|
10840 *varname = name + 2;
|
|
|
10841 if (*name == 'b') /* buffer variable */
|
|
|
10842 return &curbuf->b_vars;
|
|
|
10843 if (*name == 'w') /* window variable */
|
|
|
10844 return &curwin->w_vars;
|
|
|
10845 if (*name == 'g') /* global variable */
|
|
|
10846 return &variables;
|
|
|
10847 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
10848 return ¤t_funccal->l_vars;
|
|
|
10849 if (*name == 's' /* script variable */
|
|
|
10850 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
10851 return &SCRIPT_VARS(current_SID);
|
|
|
10852 return NULL;
|
|
|
10853 }
|
|
|
10854
|
|
|
10855 /*
|
|
|
10856 * Get the string value of a (global/local) variable.
|
|
|
10857 * Returns NULL when it doesn't exist.
|
|
|
10858 */
|
|
|
10859 char_u *
|
|
|
10860 get_var_value(name)
|
|
|
10861 char_u *name;
|
|
|
10862 {
|
|
|
10863 VAR v;
|
|
|
10864
|
|
|
10865 v = find_var(name, FALSE);
|
|
|
10866 if (v == NULL)
|
|
|
10867 return NULL;
|
|
|
10868 return get_var_string(v);
|
|
|
10869 }
|
|
|
10870
|
|
|
10871 /*
|
|
|
10872 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
10873 * sourcing this script and when executing functions defined in the script.
|
|
|
10874 */
|
|
|
10875 void
|
|
|
10876 new_script_vars(id)
|
|
|
10877 scid_T id;
|
|
|
10878 {
|
|
|
10879 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
10880 {
|
|
|
10881 while (ga_scripts.ga_len < id)
|
|
|
10882 {
|
|
56
|
10883 vars_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
7
|
10884 ++ga_scripts.ga_len;
|
|
|
10885 }
|
|
|
10886 }
|
|
|
10887 }
|
|
|
10888
|
|
|
10889 /*
|
|
|
10890 * Initialize internal variables for use.
|
|
|
10891 */
|
|
|
10892 void
|
|
56
|
10893 vars_init(gap)
|
|
7
|
10894 garray_T *gap;
|
|
|
10895 {
|
|
|
10896 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
10897 }
|
|
|
10898
|
|
|
10899 /*
|
|
|
10900 * Clean up a list of internal variables.
|
|
|
10901 */
|
|
|
10902 void
|
|
56
|
10903 vars_clear(gap)
|
|
7
|
10904 garray_T *gap;
|
|
|
10905 {
|
|
|
10906 int i;
|
|
|
10907
|
|
|
10908 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
10909 clear_var(&VAR_GAP_ENTRY(i, gap));
|
|
7
|
10910 ga_clear(gap);
|
|
|
10911 }
|
|
|
10912
|
|
|
10913 static void
|
|
56
|
10914 clear_var(v)
|
|
7
|
10915 VAR v;
|
|
|
10916 {
|
|
56
|
10917 vim_free(v->v_name);
|
|
|
10918 v->v_name = NULL;
|
|
71
|
10919 clear_tv(&v->tv);
|
|
7
|
10920 }
|
|
|
10921
|
|
|
10922 /*
|
|
|
10923 * List the value of one internal variable.
|
|
|
10924 */
|
|
|
10925 static void
|
|
|
10926 list_one_var(v, prefix)
|
|
|
10927 VAR v;
|
|
|
10928 char_u *prefix;
|
|
|
10929 {
|
|
56
|
10930 char_u *tofree;
|
|
|
10931 char_u *s;
|
|
80
|
10932 char_u numbuf[NUMBUFLEN];
|
|
|
10933
|
|
|
10934 s = tv2string(&v->tv, &tofree, numbuf);
|
|
56
|
10935 list_one_var_a(prefix, v->v_name, v->tv.v_type,
|
|
|
10936 s == NULL ? (char_u *)"" : s);
|
|
|
10937 vim_free(tofree);
|
|
7
|
10938 }
|
|
|
10939
|
|
|
10940 /*
|
|
|
10941 * List the value of one "v:" variable.
|
|
|
10942 */
|
|
|
10943 static void
|
|
|
10944 list_vim_var(i)
|
|
|
10945 int i; /* index in vimvars[] */
|
|
|
10946 {
|
|
|
10947 char_u *p;
|
|
|
10948 char_u numbuf[NUMBUFLEN];
|
|
|
10949
|
|
|
10950 if (vimvars[i].type == VAR_NUMBER)
|
|
|
10951 {
|
|
|
10952 p = numbuf;
|
|
|
10953 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
10954 }
|
|
|
10955 else if (vimvars[i].val == NULL)
|
|
|
10956 p = (char_u *)"";
|
|
|
10957 else
|
|
|
10958 p = vimvars[i].val;
|
|
|
10959 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
10960 vimvars[i].type, p);
|
|
|
10961 }
|
|
|
10962
|
|
|
10963 static void
|
|
|
10964 list_one_var_a(prefix, name, type, string)
|
|
|
10965 char_u *prefix;
|
|
|
10966 char_u *name;
|
|
|
10967 int type;
|
|
|
10968 char_u *string;
|
|
|
10969 {
|
|
|
10970 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
10971 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
10972 msg_puts(name);
|
|
|
10973 msg_putchar(' ');
|
|
|
10974 msg_advance(22);
|
|
|
10975 if (type == VAR_NUMBER)
|
|
|
10976 msg_putchar('#');
|
|
56
|
10977 else if (type == VAR_FUNC)
|
|
|
10978 msg_putchar('*');
|
|
|
10979 else if (type == VAR_LIST)
|
|
|
10980 {
|
|
|
10981 msg_putchar('[');
|
|
|
10982 if (*string == '[')
|
|
|
10983 ++string;
|
|
|
10984 }
|
|
7
|
10985 else
|
|
|
10986 msg_putchar(' ');
|
|
56
|
10987
|
|
7
|
10988 msg_outtrans(string);
|
|
56
|
10989
|
|
|
10990 if (type == VAR_FUNC)
|
|
|
10991 msg_puts((char_u *)"()");
|
|
7
|
10992 }
|
|
|
10993
|
|
|
10994 /*
|
|
71
|
10995 * Set variable "name" to value in "tv".
|
|
7
|
10996 * If the variable already exists, the value is updated.
|
|
|
10997 * Otherwise the variable is created.
|
|
|
10998 */
|
|
|
10999 static void
|
|
71
|
11000 set_var(name, tv, copy)
|
|
7
|
11001 char_u *name;
|
|
71
|
11002 typeval *tv;
|
|
|
11003 int copy; /* make copy of value in "tv" */
|
|
7
|
11004 {
|
|
|
11005 int i;
|
|
|
11006 VAR v;
|
|
|
11007 char_u *varname;
|
|
|
11008 garray_T *gap;
|
|
|
11009
|
|
|
11010 /*
|
|
|
11011 * Handle setting internal v: variables.
|
|
|
11012 */
|
|
|
11013 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
11014 if (i >= 0)
|
|
|
11015 {
|
|
|
11016 if (vimvars[i].flags & VV_RO)
|
|
|
11017 EMSG2(_(e_readonlyvar), name);
|
|
29
|
11018 else if ((vimvars[i].flags & VV_RO_SBX) && sandbox)
|
|
|
11019 EMSG2(_(e_readonlysbx), name);
|
|
7
|
11020 else
|
|
|
11021 {
|
|
|
11022 if (vimvars[i].type == VAR_STRING)
|
|
|
11023 {
|
|
|
11024 vim_free(vimvars[i].val);
|
|
71
|
11025 if (copy || tv->v_type != VAR_STRING)
|
|
|
11026 vimvars[i].val = vim_strsave(get_tv_string(tv));
|
|
51
|
11027 else
|
|
|
11028 {
|
|
|
11029 /* Take over the string to avoid an extra alloc/free. */
|
|
71
|
11030 vimvars[i].val = tv->vval.v_string;
|
|
|
11031 tv->vval.v_string = NULL;
|
|
51
|
11032 }
|
|
7
|
11033 }
|
|
|
11034 else
|
|
71
|
11035 vimvars[i].val = (char_u *)get_tv_number(tv);
|
|
7
|
11036 }
|
|
|
11037 return;
|
|
|
11038 }
|
|
|
11039
|
|
71
|
11040 if (tv->v_type == VAR_FUNC)
|
|
56
|
11041 {
|
|
|
11042 if (!(vim_strchr((char_u *)"wbs", name[0]) != NULL && name[1] == ':')
|
|
|
11043 && !ASCII_ISUPPER((name[0] != NUL && name[1] == ':')
|
|
|
11044 ? name[2] : name[0]))
|
|
|
11045 {
|
|
|
11046 EMSG2(_("E999: Funcref variable name must start with a capital: %s"), name);
|
|
|
11047 return;
|
|
|
11048 }
|
|
|
11049 if (function_exists(name))
|
|
|
11050 {
|
|
|
11051 EMSG2(_("E999: Variable name conflicts with existing function: %s"), name);
|
|
|
11052 return;
|
|
|
11053 }
|
|
|
11054 }
|
|
|
11055
|
|
7
|
11056 v = find_var(name, TRUE);
|
|
|
11057 if (v != NULL) /* existing variable, only need to free string */
|
|
|
11058 {
|
|
71
|
11059 if (v->tv.v_type != tv->v_type
|
|
56
|
11060 && !((v->tv.v_type == VAR_STRING
|
|
|
11061 || v->tv.v_type == VAR_NUMBER)
|
|
71
|
11062 && (tv->v_type == VAR_STRING
|
|
|
11063 || tv->v_type == VAR_NUMBER)))
|
|
56
|
11064 {
|
|
|
11065 EMSG2(_("E999: Variable type mismatch for: %s"), name);
|
|
|
11066 return;
|
|
|
11067 }
|
|
71
|
11068 clear_tv(&v->tv);
|
|
7
|
11069 }
|
|
|
11070 else /* add a new variable */
|
|
|
11071 {
|
|
|
11072 gap = find_var_ga(name, &varname);
|
|
|
11073 if (gap == NULL) /* illegal name */
|
|
|
11074 {
|
|
|
11075 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
11076 return;
|
|
|
11077 }
|
|
|
11078
|
|
|
11079 /* Try to use an empty entry */
|
|
|
11080 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
11081 if (VAR_GAP_ENTRY(i, gap).v_name == NULL)
|
|
7
|
11082 break;
|
|
|
11083 if (i < 0) /* need to allocate more room */
|
|
|
11084 {
|
|
|
11085 if (ga_grow(gap, 1) == FAIL)
|
|
|
11086 return;
|
|
|
11087 i = gap->ga_len;
|
|
|
11088 }
|
|
|
11089 v = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
11090 if ((v->v_name = vim_strsave(varname)) == NULL)
|
|
7
|
11091 return;
|
|
|
11092 if (i == gap->ga_len)
|
|
|
11093 ++gap->ga_len;
|
|
|
11094 }
|
|
71
|
11095 if (copy || tv->v_type == VAR_NUMBER)
|
|
|
11096 copy_tv(tv, &v->tv);
|
|
|
11097 else
|
|
|
11098 {
|
|
|
11099 v->tv = *tv;
|
|
|
11100 init_tv(tv);
|
|
56
|
11101 }
|
|
|
11102 }
|
|
|
11103
|
|
|
11104 /*
|
|
|
11105 * Copy the values from typeval "from" to typeval "to".
|
|
|
11106 * When needed allocates string or increases reference count.
|
|
|
11107 * Does not make a copy of a list!
|
|
|
11108 */
|
|
|
11109 static void
|
|
71
|
11110 copy_tv(from, to)
|
|
56
|
11111 typeval *from;
|
|
|
11112 typeval *to;
|
|
|
11113 {
|
|
|
11114 to->v_type = from->v_type;
|
|
|
11115 switch (from->v_type)
|
|
|
11116 {
|
|
|
11117 case VAR_NUMBER:
|
|
|
11118 to->vval.v_number = from->vval.v_number;
|
|
|
11119 break;
|
|
|
11120 case VAR_STRING:
|
|
|
11121 case VAR_FUNC:
|
|
|
11122 if (from->vval.v_string == NULL)
|
|
|
11123 to->vval.v_string = NULL;
|
|
|
11124 else
|
|
|
11125 to->vval.v_string = vim_strsave(from->vval.v_string);
|
|
|
11126 break;
|
|
|
11127 case VAR_LIST:
|
|
|
11128 if (from->vval.v_list == NULL)
|
|
|
11129 to->vval.v_list = NULL;
|
|
|
11130 else
|
|
|
11131 {
|
|
|
11132 to->vval.v_list = from->vval.v_list;
|
|
|
11133 ++to->vval.v_list->lv_refcount;
|
|
|
11134 }
|
|
|
11135 break;
|
|
|
11136 default:
|
|
71
|
11137 EMSG2(_(e_intern2), "copy_tv()");
|
|
56
|
11138 break;
|
|
|
11139 }
|
|
7
|
11140 }
|
|
|
11141
|
|
|
11142 /*
|
|
|
11143 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
11144 * newline at the end.
|
|
|
11145 * ":echon expr1 ..." print each argument plain.
|
|
|
11146 */
|
|
|
11147 void
|
|
|
11148 ex_echo(eap)
|
|
|
11149 exarg_T *eap;
|
|
|
11150 {
|
|
|
11151 char_u *arg = eap->arg;
|
|
71
|
11152 typeval rettv;
|
|
56
|
11153 char_u *tofree;
|
|
7
|
11154 char_u *p;
|
|
|
11155 int needclr = TRUE;
|
|
|
11156 int atstart = TRUE;
|
|
80
|
11157 char_u numbuf[NUMBUFLEN];
|
|
7
|
11158
|
|
|
11159 if (eap->skip)
|
|
|
11160 ++emsg_skip;
|
|
|
11161 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
11162 {
|
|
|
11163 p = arg;
|
|
71
|
11164 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
11165 {
|
|
|
11166 /*
|
|
|
11167 * Report the invalid expression unless the expression evaluation
|
|
|
11168 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
11169 * exception.
|
|
|
11170 */
|
|
|
11171 if (!aborting())
|
|
|
11172 EMSG2(_(e_invexpr2), p);
|
|
|
11173 break;
|
|
|
11174 }
|
|
|
11175 if (!eap->skip)
|
|
|
11176 {
|
|
|
11177 if (atstart)
|
|
|
11178 {
|
|
|
11179 atstart = FALSE;
|
|
|
11180 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
11181 * may cause a message to appear. */
|
|
|
11182 if (eap->cmdidx == CMD_echo)
|
|
|
11183 msg_start();
|
|
|
11184 }
|
|
|
11185 else if (eap->cmdidx == CMD_echo)
|
|
|
11186 msg_puts_attr((char_u *)" ", echo_attr);
|
|
80
|
11187 for (p = tv2string(&rettv, &tofree, numbuf);
|
|
|
11188 *p != NUL && !got_int; ++p)
|
|
7
|
11189 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
11190 {
|
|
|
11191 if (*p != TAB && needclr)
|
|
|
11192 {
|
|
|
11193 /* remove any text still there from the command */
|
|
|
11194 msg_clr_eos();
|
|
|
11195 needclr = FALSE;
|
|
|
11196 }
|
|
|
11197 msg_putchar_attr(*p, echo_attr);
|
|
|
11198 }
|
|
|
11199 else
|
|
|
11200 {
|
|
|
11201 #ifdef FEAT_MBYTE
|
|
|
11202 if (has_mbyte)
|
|
|
11203 {
|
|
|
11204 int i = (*mb_ptr2len_check)(p);
|
|
|
11205
|
|
|
11206 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
11207 p += i - 1;
|
|
|
11208 }
|
|
|
11209 else
|
|
|
11210 #endif
|
|
|
11211 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
11212 }
|
|
56
|
11213 vim_free(tofree);
|
|
|
11214 }
|
|
71
|
11215 clear_tv(&rettv);
|
|
7
|
11216 arg = skipwhite(arg);
|
|
|
11217 }
|
|
|
11218 eap->nextcmd = check_nextcmd(arg);
|
|
|
11219
|
|
|
11220 if (eap->skip)
|
|
|
11221 --emsg_skip;
|
|
|
11222 else
|
|
|
11223 {
|
|
|
11224 /* remove text that may still be there from the command */
|
|
|
11225 if (needclr)
|
|
|
11226 msg_clr_eos();
|
|
|
11227 if (eap->cmdidx == CMD_echo)
|
|
|
11228 msg_end();
|
|
|
11229 }
|
|
|
11230 }
|
|
|
11231
|
|
|
11232 /*
|
|
|
11233 * ":echohl {name}".
|
|
|
11234 */
|
|
|
11235 void
|
|
|
11236 ex_echohl(eap)
|
|
|
11237 exarg_T *eap;
|
|
|
11238 {
|
|
|
11239 int id;
|
|
|
11240
|
|
|
11241 id = syn_name2id(eap->arg);
|
|
|
11242 if (id == 0)
|
|
|
11243 echo_attr = 0;
|
|
|
11244 else
|
|
|
11245 echo_attr = syn_id2attr(id);
|
|
|
11246 }
|
|
|
11247
|
|
|
11248 /*
|
|
|
11249 * ":execute expr1 ..." execute the result of an expression.
|
|
|
11250 * ":echomsg expr1 ..." Print a message
|
|
|
11251 * ":echoerr expr1 ..." Print an error
|
|
|
11252 * Each gets spaces around each argument and a newline at the end for
|
|
|
11253 * echo commands
|
|
|
11254 */
|
|
|
11255 void
|
|
|
11256 ex_execute(eap)
|
|
|
11257 exarg_T *eap;
|
|
|
11258 {
|
|
|
11259 char_u *arg = eap->arg;
|
|
71
|
11260 typeval rettv;
|
|
7
|
11261 int ret = OK;
|
|
|
11262 char_u *p;
|
|
|
11263 garray_T ga;
|
|
|
11264 int len;
|
|
|
11265 int save_did_emsg;
|
|
|
11266
|
|
|
11267 ga_init2(&ga, 1, 80);
|
|
|
11268
|
|
|
11269 if (eap->skip)
|
|
|
11270 ++emsg_skip;
|
|
|
11271 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
11272 {
|
|
|
11273 p = arg;
|
|
71
|
11274 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
11275 {
|
|
|
11276 /*
|
|
|
11277 * Report the invalid expression unless the expression evaluation
|
|
|
11278 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
11279 * exception.
|
|
|
11280 */
|
|
|
11281 if (!aborting())
|
|
|
11282 EMSG2(_(e_invexpr2), p);
|
|
|
11283 ret = FAIL;
|
|
|
11284 break;
|
|
|
11285 }
|
|
|
11286
|
|
|
11287 if (!eap->skip)
|
|
|
11288 {
|
|
71
|
11289 p = get_tv_string(&rettv);
|
|
7
|
11290 len = (int)STRLEN(p);
|
|
|
11291 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
11292 {
|
|
71
|
11293 clear_tv(&rettv);
|
|
7
|
11294 ret = FAIL;
|
|
|
11295 break;
|
|
|
11296 }
|
|
|
11297 if (ga.ga_len)
|
|
|
11298 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
11299 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
11300 ga.ga_len += len;
|
|
|
11301 }
|
|
|
11302
|
|
71
|
11303 clear_tv(&rettv);
|
|
7
|
11304 arg = skipwhite(arg);
|
|
|
11305 }
|
|
|
11306
|
|
|
11307 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
11308 {
|
|
|
11309 if (eap->cmdidx == CMD_echomsg)
|
|
|
11310 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
11311 else if (eap->cmdidx == CMD_echoerr)
|
|
|
11312 {
|
|
|
11313 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
11314 save_did_emsg = did_emsg;
|
|
|
11315 EMSG((char_u *)ga.ga_data);
|
|
|
11316 if (!force_abort)
|
|
|
11317 did_emsg = save_did_emsg;
|
|
|
11318 }
|
|
|
11319 else if (eap->cmdidx == CMD_execute)
|
|
|
11320 do_cmdline((char_u *)ga.ga_data,
|
|
|
11321 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
11322 }
|
|
|
11323
|
|
|
11324 ga_clear(&ga);
|
|
|
11325
|
|
|
11326 if (eap->skip)
|
|
|
11327 --emsg_skip;
|
|
|
11328
|
|
|
11329 eap->nextcmd = check_nextcmd(arg);
|
|
|
11330 }
|
|
|
11331
|
|
|
11332 /*
|
|
|
11333 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
11334 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
11335 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
11336 * after the option name.
|
|
|
11337 */
|
|
|
11338 static char_u *
|
|
|
11339 find_option_end(arg, opt_flags)
|
|
|
11340 char_u **arg;
|
|
|
11341 int *opt_flags;
|
|
|
11342 {
|
|
|
11343 char_u *p = *arg;
|
|
|
11344
|
|
|
11345 ++p;
|
|
|
11346 if (*p == 'g' && p[1] == ':')
|
|
|
11347 {
|
|
|
11348 *opt_flags = OPT_GLOBAL;
|
|
|
11349 p += 2;
|
|
|
11350 }
|
|
|
11351 else if (*p == 'l' && p[1] == ':')
|
|
|
11352 {
|
|
|
11353 *opt_flags = OPT_LOCAL;
|
|
|
11354 p += 2;
|
|
|
11355 }
|
|
|
11356 else
|
|
|
11357 *opt_flags = 0;
|
|
|
11358
|
|
|
11359 if (!ASCII_ISALPHA(*p))
|
|
|
11360 return NULL;
|
|
|
11361 *arg = p;
|
|
|
11362
|
|
|
11363 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
11364 p += 4; /* termcap option */
|
|
|
11365 else
|
|
|
11366 while (ASCII_ISALPHA(*p))
|
|
|
11367 ++p;
|
|
|
11368 return p;
|
|
|
11369 }
|
|
|
11370
|
|
|
11371 /*
|
|
|
11372 * ":function"
|
|
|
11373 */
|
|
|
11374 void
|
|
|
11375 ex_function(eap)
|
|
|
11376 exarg_T *eap;
|
|
|
11377 {
|
|
|
11378 char_u *theline;
|
|
|
11379 int j;
|
|
|
11380 int c;
|
|
|
11381 int saved_did_emsg;
|
|
|
11382 char_u *name = NULL;
|
|
|
11383 char_u *p;
|
|
|
11384 char_u *arg;
|
|
|
11385 garray_T newargs;
|
|
|
11386 garray_T newlines;
|
|
|
11387 int varargs = FALSE;
|
|
|
11388 int mustend = FALSE;
|
|
|
11389 int flags = 0;
|
|
|
11390 ufunc_T *fp;
|
|
|
11391 int indent;
|
|
|
11392 int nesting;
|
|
|
11393 char_u *skip_until = NULL;
|
|
|
11394 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
56
|
11395 VAR v;
|
|
7
|
11396
|
|
|
11397 /*
|
|
|
11398 * ":function" without argument: list functions.
|
|
|
11399 */
|
|
|
11400 if (ends_excmd(*eap->arg))
|
|
|
11401 {
|
|
|
11402 if (!eap->skip)
|
|
|
11403 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
11404 list_func_head(fp, FALSE);
|
|
|
11405 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
11406 return;
|
|
|
11407 }
|
|
|
11408
|
|
|
11409 p = eap->arg;
|
|
|
11410 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
11411 if (name == NULL && !eap->skip)
|
|
|
11412 {
|
|
|
11413 /*
|
|
|
11414 * Return on an invalid expression in braces, unless the expression
|
|
|
11415 * evaluation has been cancelled due to an aborting error, an
|
|
|
11416 * interrupt, or an exception.
|
|
|
11417 */
|
|
|
11418 if (!aborting())
|
|
|
11419 return;
|
|
|
11420 else
|
|
|
11421 eap->skip = TRUE;
|
|
|
11422 }
|
|
|
11423 /* An error in a function call during evaluation of an expression in magic
|
|
|
11424 * braces should not cause the function not to be defined. */
|
|
|
11425 saved_did_emsg = did_emsg;
|
|
|
11426 did_emsg = FALSE;
|
|
|
11427
|
|
|
11428 /*
|
|
|
11429 * ":function func" with only function name: list function.
|
|
|
11430 */
|
|
|
11431 if (vim_strchr(p, '(') == NULL)
|
|
|
11432 {
|
|
|
11433 if (!ends_excmd(*skipwhite(p)))
|
|
|
11434 {
|
|
|
11435 EMSG(_(e_trailing));
|
|
|
11436 goto erret_name;
|
|
|
11437 }
|
|
|
11438 eap->nextcmd = check_nextcmd(p);
|
|
|
11439 if (eap->nextcmd != NULL)
|
|
|
11440 *p = NUL;
|
|
|
11441 if (!eap->skip && !got_int)
|
|
|
11442 {
|
|
|
11443 fp = find_func(name);
|
|
|
11444 if (fp != NULL)
|
|
|
11445 {
|
|
|
11446 list_func_head(fp, TRUE);
|
|
|
11447 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
11448 {
|
|
|
11449 msg_putchar('\n');
|
|
|
11450 msg_outnum((long)(j + 1));
|
|
|
11451 if (j < 9)
|
|
|
11452 msg_putchar(' ');
|
|
|
11453 if (j < 99)
|
|
|
11454 msg_putchar(' ');
|
|
|
11455 msg_prt_line(FUNCLINE(fp, j));
|
|
|
11456 out_flush(); /* show a line at a time */
|
|
|
11457 ui_breakcheck();
|
|
|
11458 }
|
|
|
11459 if (!got_int)
|
|
|
11460 {
|
|
|
11461 msg_putchar('\n');
|
|
|
11462 msg_puts((char_u *)" endfunction");
|
|
|
11463 }
|
|
|
11464 }
|
|
|
11465 else
|
|
|
11466 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
11467 }
|
|
|
11468 goto erret_name;
|
|
|
11469 }
|
|
|
11470
|
|
|
11471 /*
|
|
|
11472 * ":function name(arg1, arg2)" Define function.
|
|
|
11473 */
|
|
|
11474 p = skipwhite(p);
|
|
|
11475 if (*p != '(')
|
|
|
11476 {
|
|
|
11477 if (!eap->skip)
|
|
|
11478 {
|
|
|
11479 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
11480 goto erret_name;
|
|
|
11481 }
|
|
|
11482 /* attempt to continue by skipping some text */
|
|
|
11483 if (vim_strchr(p, '(') != NULL)
|
|
|
11484 p = vim_strchr(p, '(');
|
|
|
11485 }
|
|
|
11486 p = skipwhite(p + 1);
|
|
|
11487
|
|
|
11488 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
11489 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
11490
|
|
|
11491 /*
|
|
|
11492 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
11493 */
|
|
|
11494 while (*p != ')')
|
|
|
11495 {
|
|
|
11496 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
11497 {
|
|
|
11498 varargs = TRUE;
|
|
|
11499 p += 3;
|
|
|
11500 mustend = TRUE;
|
|
|
11501 }
|
|
|
11502 else
|
|
|
11503 {
|
|
|
11504 arg = p;
|
|
|
11505 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
11506 ++p;
|
|
|
11507 if (arg == p || isdigit(*arg)
|
|
|
11508 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
11509 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
11510 {
|
|
|
11511 if (!eap->skip)
|
|
|
11512 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
11513 break;
|
|
|
11514 }
|
|
|
11515 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
11516 goto erret;
|
|
|
11517 c = *p;
|
|
|
11518 *p = NUL;
|
|
|
11519 arg = vim_strsave(arg);
|
|
|
11520 if (arg == NULL)
|
|
|
11521 goto erret;
|
|
|
11522 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
11523 *p = c;
|
|
|
11524 newargs.ga_len++;
|
|
|
11525 if (*p == ',')
|
|
|
11526 ++p;
|
|
|
11527 else
|
|
|
11528 mustend = TRUE;
|
|
|
11529 }
|
|
|
11530 p = skipwhite(p);
|
|
|
11531 if (mustend && *p != ')')
|
|
|
11532 {
|
|
|
11533 if (!eap->skip)
|
|
|
11534 EMSG2(_(e_invarg2), eap->arg);
|
|
|
11535 break;
|
|
|
11536 }
|
|
|
11537 }
|
|
|
11538 ++p; /* skip the ')' */
|
|
|
11539
|
|
|
11540 /* find extra arguments "range" and "abort" */
|
|
|
11541 for (;;)
|
|
|
11542 {
|
|
|
11543 p = skipwhite(p);
|
|
|
11544 if (STRNCMP(p, "range", 5) == 0)
|
|
|
11545 {
|
|
|
11546 flags |= FC_RANGE;
|
|
|
11547 p += 5;
|
|
|
11548 }
|
|
|
11549 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
11550 {
|
|
|
11551 flags |= FC_ABORT;
|
|
|
11552 p += 5;
|
|
|
11553 }
|
|
|
11554 else
|
|
|
11555 break;
|
|
|
11556 }
|
|
|
11557
|
|
|
11558 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
11559 EMSG(_(e_trailing));
|
|
|
11560
|
|
|
11561 /*
|
|
|
11562 * Read the body of the function, until ":endfunction" is found.
|
|
|
11563 */
|
|
|
11564 if (KeyTyped)
|
|
|
11565 {
|
|
|
11566 /* Check if the function already exists, don't let the user type the
|
|
|
11567 * whole function before telling him it doesn't work! For a script we
|
|
|
11568 * need to skip the body to be able to find what follows. */
|
|
|
11569 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
11570 EMSG2(_(e_funcexts), name);
|
|
|
11571
|
|
|
11572 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
11573 cmdline_row = msg_row;
|
|
|
11574 }
|
|
|
11575
|
|
|
11576 indent = 2;
|
|
|
11577 nesting = 0;
|
|
|
11578 for (;;)
|
|
|
11579 {
|
|
|
11580 msg_scroll = TRUE;
|
|
|
11581 need_wait_return = FALSE;
|
|
|
11582 if (eap->getline == NULL)
|
|
|
11583 theline = getcmdline(':', 0L, indent);
|
|
|
11584 else
|
|
|
11585 theline = eap->getline(':', eap->cookie, indent);
|
|
|
11586 if (KeyTyped)
|
|
|
11587 lines_left = Rows - 1;
|
|
|
11588 if (theline == NULL)
|
|
|
11589 {
|
|
|
11590 EMSG(_("E126: Missing :endfunction"));
|
|
|
11591 goto erret;
|
|
|
11592 }
|
|
|
11593
|
|
|
11594 if (skip_until != NULL)
|
|
|
11595 {
|
|
|
11596 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
11597 * don't check for ":endfunc". */
|
|
|
11598 if (STRCMP(theline, skip_until) == 0)
|
|
|
11599 {
|
|
|
11600 vim_free(skip_until);
|
|
|
11601 skip_until = NULL;
|
|
|
11602 }
|
|
|
11603 }
|
|
|
11604 else
|
|
|
11605 {
|
|
|
11606 /* skip ':' and blanks*/
|
|
|
11607 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
11608 ;
|
|
|
11609
|
|
|
11610 /* Check for "endfunction" (should be more strict...). */
|
|
|
11611 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
11612 {
|
|
|
11613 vim_free(theline);
|
|
|
11614 break;
|
|
|
11615 }
|
|
|
11616
|
|
|
11617 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
11618 * at "end". */
|
|
|
11619 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
11620 indent -= 2;
|
|
|
11621 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
11622 || STRNCMP(p, "try", 3) == 0)
|
|
|
11623 indent += 2;
|
|
|
11624
|
|
|
11625 /* Check for defining a function inside this function. */
|
|
|
11626 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
11627 {
|
|
|
11628 p = skipwhite(skiptowhite(p));
|
|
|
11629 p += eval_fname_script(p);
|
|
|
11630 if (ASCII_ISALPHA(*p))
|
|
|
11631 {
|
|
|
11632 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
11633 if (*skipwhite(p) == '(')
|
|
|
11634 {
|
|
|
11635 ++nesting;
|
|
|
11636 indent += 2;
|
|
|
11637 }
|
|
|
11638 }
|
|
|
11639 }
|
|
|
11640
|
|
|
11641 /* Check for ":append" or ":insert". */
|
|
|
11642 p = skip_range(p, NULL);
|
|
|
11643 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
11644 || (p[0] == 'i'
|
|
|
11645 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
11646 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
11647 skip_until = vim_strsave((char_u *)".");
|
|
|
11648
|
|
|
11649 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
11650 arg = skipwhite(skiptowhite(p));
|
|
|
11651 if (arg[0] == '<' && arg[1] =='<'
|
|
|
11652 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
11653 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
11654 || (p[0] == 'p' && p[1] == 'e'
|
|
|
11655 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
11656 || (p[0] == 't' && p[1] == 'c'
|
|
|
11657 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
11658 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
11659 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
11660 || (p[0] == 'm' && p[1] == 'z'
|
|
|
11661 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
11662 ))
|
|
|
11663 {
|
|
|
11664 /* ":python <<" continues until a dot, like ":append" */
|
|
|
11665 p = skipwhite(arg + 2);
|
|
|
11666 if (*p == NUL)
|
|
|
11667 skip_until = vim_strsave((char_u *)".");
|
|
|
11668 else
|
|
|
11669 skip_until = vim_strsave(p);
|
|
|
11670 }
|
|
|
11671 }
|
|
|
11672
|
|
|
11673 /* Add the line to the function. */
|
|
|
11674 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
11675 goto erret;
|
|
|
11676 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
11677 newlines.ga_len++;
|
|
|
11678 }
|
|
|
11679
|
|
|
11680 /* Don't define the function when skipping commands or when an error was
|
|
|
11681 * detected. */
|
|
|
11682 if (eap->skip || did_emsg)
|
|
|
11683 goto erret;
|
|
|
11684
|
|
|
11685 /*
|
|
|
11686 * If there are no errors, add the function
|
|
|
11687 */
|
|
56
|
11688 v = find_var(name, FALSE);
|
|
|
11689 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
11690 {
|
|
|
11691 EMSG2(_("E999: Function name conflicts with variable: %s"), name);
|
|
|
11692 goto erret;
|
|
|
11693 }
|
|
|
11694
|
|
7
|
11695 fp = find_func(name);
|
|
|
11696 if (fp != NULL)
|
|
|
11697 {
|
|
|
11698 if (!eap->forceit)
|
|
|
11699 {
|
|
|
11700 EMSG2(_(e_funcexts), name);
|
|
|
11701 goto erret;
|
|
|
11702 }
|
|
|
11703 if (fp->calls)
|
|
|
11704 {
|
|
|
11705 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
11706 goto erret;
|
|
|
11707 }
|
|
|
11708 /* redefine existing function */
|
|
|
11709 ga_clear_strings(&(fp->args));
|
|
|
11710 ga_clear_strings(&(fp->lines));
|
|
|
11711 vim_free(name);
|
|
|
11712 }
|
|
|
11713 else
|
|
|
11714 {
|
|
|
11715 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
11716 if (fp == NULL)
|
|
|
11717 goto erret;
|
|
|
11718 /* insert the new function in the function list */
|
|
|
11719 fp->next = firstfunc;
|
|
|
11720 firstfunc = fp;
|
|
|
11721 fp->name = name;
|
|
|
11722 }
|
|
|
11723 fp->args = newargs;
|
|
|
11724 fp->lines = newlines;
|
|
|
11725 fp->varargs = varargs;
|
|
|
11726 fp->flags = flags;
|
|
|
11727 fp->calls = 0;
|
|
|
11728 fp->script_ID = current_SID;
|
|
|
11729 did_emsg |= saved_did_emsg;
|
|
|
11730 vim_free(skip_until);
|
|
|
11731 return;
|
|
|
11732
|
|
|
11733 erret:
|
|
|
11734 vim_free(skip_until);
|
|
|
11735 ga_clear_strings(&newargs);
|
|
|
11736 ga_clear_strings(&newlines);
|
|
|
11737 erret_name:
|
|
|
11738 vim_free(name);
|
|
|
11739 did_emsg |= saved_did_emsg;
|
|
|
11740 }
|
|
|
11741
|
|
|
11742 /*
|
|
|
11743 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
11744 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
11745 * Advances "pp" to just after the function name (if no error).
|
|
|
11746 */
|
|
|
11747 static char_u *
|
|
|
11748 trans_function_name(pp, skip, internal)
|
|
|
11749 char_u **pp;
|
|
|
11750 int skip; /* only find the end, don't evaluate */
|
|
|
11751 int internal; /* TRUE if internal function name OK */
|
|
|
11752 {
|
|
|
11753 char_u *name;
|
|
|
11754 char_u *start;
|
|
|
11755 char_u *end;
|
|
|
11756 int lead;
|
|
|
11757 char_u sid_buf[20];
|
|
|
11758 char_u *temp_string = NULL;
|
|
|
11759 char_u *expr_start, *expr_end;
|
|
|
11760 int len;
|
|
|
11761
|
|
|
11762 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
11763 start = *pp;
|
|
|
11764 lead = eval_fname_script(start);
|
|
|
11765 if (lead > 0)
|
|
|
11766 start += lead;
|
|
71
|
11767 end = find_name_end(start, &expr_start, &expr_end, FALSE);
|
|
7
|
11768 if (end == start)
|
|
|
11769 {
|
|
|
11770 if (!skip)
|
|
|
11771 EMSG(_("E129: Function name required"));
|
|
|
11772 return NULL;
|
|
|
11773 }
|
|
|
11774 if (expr_start != NULL && !skip)
|
|
|
11775 {
|
|
|
11776 /* expand magic curlies */
|
|
|
11777 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
11778 if (temp_string == NULL)
|
|
|
11779 {
|
|
|
11780 /*
|
|
|
11781 * Report an invalid expression in braces, unless the expression
|
|
|
11782 * evaluation has been cancelled due to an aborting error, an
|
|
|
11783 * interrupt, or an exception.
|
|
|
11784 */
|
|
|
11785 if (!aborting())
|
|
|
11786 EMSG2(_(e_invarg2), start);
|
|
|
11787 else
|
|
|
11788 *pp = end;
|
|
|
11789 return NULL;
|
|
|
11790 }
|
|
|
11791 start = temp_string;
|
|
|
11792 len = (int)STRLEN(temp_string);
|
|
|
11793 }
|
|
|
11794 else
|
|
|
11795 len = (int)(end - start);
|
|
|
11796
|
|
|
11797 /*
|
|
|
11798 * Copy the function name to allocated memory.
|
|
|
11799 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
11800 * Accept <SNR>123_name() outside a script.
|
|
|
11801 */
|
|
|
11802 if (skip)
|
|
|
11803 lead = 0; /* do nothing */
|
|
|
11804 else if (lead > 0)
|
|
|
11805 {
|
|
|
11806 lead = 3;
|
|
|
11807 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
11808 {
|
|
|
11809 if (current_SID <= 0)
|
|
|
11810 {
|
|
|
11811 EMSG(_(e_usingsid));
|
|
|
11812 return NULL;
|
|
|
11813 }
|
|
|
11814 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
11815 lead += (int)STRLEN(sid_buf);
|
|
|
11816 }
|
|
|
11817 }
|
|
|
11818 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
11819 {
|
|
|
11820 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
11821 return NULL;
|
|
|
11822 }
|
|
|
11823 name = alloc((unsigned)(len + lead + 1));
|
|
|
11824 if (name != NULL)
|
|
|
11825 {
|
|
|
11826 if (lead > 0)
|
|
|
11827 {
|
|
|
11828 name[0] = K_SPECIAL;
|
|
|
11829 name[1] = KS_EXTRA;
|
|
|
11830 name[2] = (int)KE_SNR;
|
|
|
11831 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
11832 STRCPY(name + 3, sid_buf);
|
|
|
11833 }
|
|
|
11834 mch_memmove(name + lead, start, (size_t)len);
|
|
|
11835 name[len + lead] = NUL;
|
|
|
11836 }
|
|
|
11837 *pp = end;
|
|
|
11838
|
|
|
11839 vim_free(temp_string);
|
|
|
11840 return name;
|
|
|
11841 }
|
|
|
11842
|
|
|
11843 /*
|
|
|
11844 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
11845 * Return 2 if "p" starts with "s:".
|
|
|
11846 * Return 0 otherwise.
|
|
|
11847 */
|
|
|
11848 static int
|
|
|
11849 eval_fname_script(p)
|
|
|
11850 char_u *p;
|
|
|
11851 {
|
|
|
11852 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
11853 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
11854 return 5;
|
|
|
11855 if (p[0] == 's' && p[1] == ':')
|
|
|
11856 return 2;
|
|
|
11857 return 0;
|
|
|
11858 }
|
|
|
11859
|
|
|
11860 /*
|
|
|
11861 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
11862 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
11863 */
|
|
|
11864 static int
|
|
|
11865 eval_fname_sid(p)
|
|
|
11866 char_u *p;
|
|
|
11867 {
|
|
|
11868 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
11869 }
|
|
|
11870
|
|
|
11871 /*
|
|
|
11872 * List the head of the function: "name(arg1, arg2)".
|
|
|
11873 */
|
|
|
11874 static void
|
|
|
11875 list_func_head(fp, indent)
|
|
|
11876 ufunc_T *fp;
|
|
|
11877 int indent;
|
|
|
11878 {
|
|
|
11879 int j;
|
|
|
11880
|
|
|
11881 msg_start();
|
|
|
11882 if (indent)
|
|
|
11883 MSG_PUTS(" ");
|
|
|
11884 MSG_PUTS("function ");
|
|
|
11885 if (fp->name[0] == K_SPECIAL)
|
|
|
11886 {
|
|
|
11887 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
11888 msg_puts(fp->name + 3);
|
|
|
11889 }
|
|
|
11890 else
|
|
|
11891 msg_puts(fp->name);
|
|
|
11892 msg_putchar('(');
|
|
|
11893 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
11894 {
|
|
|
11895 if (j)
|
|
|
11896 MSG_PUTS(", ");
|
|
|
11897 msg_puts(FUNCARG(fp, j));
|
|
|
11898 }
|
|
|
11899 if (fp->varargs)
|
|
|
11900 {
|
|
|
11901 if (j)
|
|
|
11902 MSG_PUTS(", ");
|
|
|
11903 MSG_PUTS("...");
|
|
|
11904 }
|
|
|
11905 msg_putchar(')');
|
|
|
11906 }
|
|
|
11907
|
|
|
11908 /*
|
|
|
11909 * Find a function by name, return pointer to it in ufuncs.
|
|
|
11910 * Return NULL for unknown function.
|
|
|
11911 */
|
|
|
11912 static ufunc_T *
|
|
|
11913 find_func(name)
|
|
|
11914 char_u *name;
|
|
|
11915 {
|
|
|
11916 ufunc_T *fp;
|
|
|
11917
|
|
|
11918 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
11919 if (STRCMP(name, fp->name) == 0)
|
|
|
11920 break;
|
|
|
11921 return fp;
|
|
|
11922 }
|
|
|
11923
|
|
56
|
11924 /*
|
|
|
11925 * Return TRUE if a function "name" exists.
|
|
|
11926 */
|
|
|
11927 static int
|
|
|
11928 function_exists(name)
|
|
|
11929 char_u *name;
|
|
|
11930 {
|
|
|
11931 char_u *p = name;
|
|
|
11932 int n = FALSE;
|
|
|
11933
|
|
|
11934 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
11935 if (p != NULL)
|
|
|
11936 {
|
|
|
11937 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
11938 n = (find_func(p) != NULL);
|
|
|
11939 else if (ASCII_ISLOWER(*p))
|
|
|
11940 n = (find_internal_func(p) >= 0);
|
|
|
11941 vim_free(p);
|
|
|
11942 }
|
|
|
11943 return n;
|
|
|
11944 }
|
|
|
11945
|
|
7
|
11946 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
11947
|
|
|
11948 /*
|
|
|
11949 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
11950 * function names.
|
|
|
11951 */
|
|
|
11952 char_u *
|
|
|
11953 get_user_func_name(xp, idx)
|
|
|
11954 expand_T *xp;
|
|
|
11955 int idx;
|
|
|
11956 {
|
|
|
11957 static ufunc_T *fp = NULL;
|
|
|
11958
|
|
|
11959 if (idx == 0)
|
|
|
11960 fp = firstfunc;
|
|
|
11961 if (fp != NULL)
|
|
|
11962 {
|
|
|
11963 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
11964 return fp->name; /* prevents overflow */
|
|
|
11965
|
|
|
11966 cat_func_name(IObuff, fp);
|
|
|
11967 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
11968 {
|
|
|
11969 STRCAT(IObuff, "(");
|
|
|
11970 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
11971 STRCAT(IObuff, ")");
|
|
|
11972 }
|
|
|
11973
|
|
|
11974 fp = fp->next;
|
|
|
11975 return IObuff;
|
|
|
11976 }
|
|
|
11977 return NULL;
|
|
|
11978 }
|
|
|
11979
|
|
|
11980 #endif /* FEAT_CMDL_COMPL */
|
|
|
11981
|
|
|
11982 /*
|
|
|
11983 * Copy the function name of "fp" to buffer "buf".
|
|
|
11984 * "buf" must be able to hold the function name plus three bytes.
|
|
|
11985 * Takes care of script-local function names.
|
|
|
11986 */
|
|
|
11987 static void
|
|
|
11988 cat_func_name(buf, fp)
|
|
|
11989 char_u *buf;
|
|
|
11990 ufunc_T *fp;
|
|
|
11991 {
|
|
|
11992 if (fp->name[0] == K_SPECIAL)
|
|
|
11993 {
|
|
|
11994 STRCPY(buf, "<SNR>");
|
|
|
11995 STRCAT(buf, fp->name + 3);
|
|
|
11996 }
|
|
|
11997 else
|
|
|
11998 STRCPY(buf, fp->name);
|
|
|
11999 }
|
|
|
12000
|
|
|
12001 /*
|
|
|
12002 * ":delfunction {name}"
|
|
|
12003 */
|
|
|
12004 void
|
|
|
12005 ex_delfunction(eap)
|
|
|
12006 exarg_T *eap;
|
|
|
12007 {
|
|
|
12008 ufunc_T *fp = NULL, *pfp;
|
|
|
12009 char_u *p;
|
|
|
12010 char_u *name;
|
|
|
12011
|
|
|
12012 p = eap->arg;
|
|
|
12013 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
12014 if (name == NULL)
|
|
|
12015 return;
|
|
|
12016 if (!ends_excmd(*skipwhite(p)))
|
|
|
12017 {
|
|
|
12018 vim_free(name);
|
|
|
12019 EMSG(_(e_trailing));
|
|
|
12020 return;
|
|
|
12021 }
|
|
|
12022 eap->nextcmd = check_nextcmd(p);
|
|
|
12023 if (eap->nextcmd != NULL)
|
|
|
12024 *p = NUL;
|
|
|
12025
|
|
|
12026 if (!eap->skip)
|
|
|
12027 fp = find_func(name);
|
|
|
12028 vim_free(name);
|
|
|
12029
|
|
|
12030 if (!eap->skip)
|
|
|
12031 {
|
|
|
12032 if (fp == NULL)
|
|
|
12033 {
|
|
|
12034 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
12035 return;
|
|
|
12036 }
|
|
|
12037 if (fp->calls)
|
|
|
12038 {
|
|
|
12039 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
12040 return;
|
|
|
12041 }
|
|
|
12042
|
|
|
12043 /* clear this function */
|
|
|
12044 vim_free(fp->name);
|
|
|
12045 ga_clear_strings(&(fp->args));
|
|
|
12046 ga_clear_strings(&(fp->lines));
|
|
|
12047
|
|
|
12048 /* remove the function from the function list */
|
|
|
12049 if (firstfunc == fp)
|
|
|
12050 firstfunc = fp->next;
|
|
|
12051 else
|
|
|
12052 {
|
|
|
12053 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
12054 if (pfp->next == fp)
|
|
|
12055 {
|
|
|
12056 pfp->next = fp->next;
|
|
|
12057 break;
|
|
|
12058 }
|
|
|
12059 }
|
|
|
12060 vim_free(fp);
|
|
|
12061 }
|
|
|
12062 }
|
|
|
12063
|
|
|
12064 /*
|
|
|
12065 * Call a user function.
|
|
|
12066 */
|
|
|
12067 static void
|
|
71
|
12068 call_user_func(fp, argcount, argvars, rettv, firstline, lastline)
|
|
7
|
12069 ufunc_T *fp; /* pointer to function */
|
|
|
12070 int argcount; /* nr of args */
|
|
56
|
12071 typeval *argvars; /* arguments */
|
|
71
|
12072 typeval *rettv; /* return value */
|
|
7
|
12073 linenr_T firstline; /* first line of range */
|
|
|
12074 linenr_T lastline; /* last line of range */
|
|
|
12075 {
|
|
|
12076 char_u *save_sourcing_name;
|
|
|
12077 linenr_T save_sourcing_lnum;
|
|
|
12078 scid_T save_current_SID;
|
|
|
12079 struct funccall fc;
|
|
|
12080 struct funccall *save_fcp = current_funccal;
|
|
|
12081 int save_did_emsg;
|
|
|
12082 static int depth = 0;
|
|
|
12083
|
|
|
12084 /* If depth of calling is getting too high, don't execute the function */
|
|
|
12085 if (depth >= p_mfd)
|
|
|
12086 {
|
|
|
12087 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
71
|
12088 rettv->v_type = VAR_NUMBER;
|
|
|
12089 rettv->vval.v_number = -1;
|
|
7
|
12090 return;
|
|
|
12091 }
|
|
|
12092 ++depth;
|
|
|
12093
|
|
|
12094 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
12095
|
|
|
12096 /* set local variables */
|
|
56
|
12097 vars_init(&fc.l_vars);
|
|
7
|
12098 fc.func = fp;
|
|
|
12099 fc.argcount = argcount;
|
|
|
12100 fc.argvars = argvars;
|
|
71
|
12101 fc.rettv = rettv;
|
|
|
12102 rettv->vval.v_number = 0;
|
|
7
|
12103 fc.linenr = 0;
|
|
|
12104 fc.returned = FALSE;
|
|
|
12105 fc.level = ex_nesting_level;
|
|
56
|
12106 fc.a0_var.tv.v_type = VAR_NUMBER;
|
|
|
12107 fc.a0_var.tv.vval.v_number = argcount - fp->args.ga_len;
|
|
|
12108 fc.a0_var.v_name = NULL;
|
|
7
|
12109 current_funccal = &fc;
|
|
56
|
12110 fc.firstline.tv.v_type = VAR_NUMBER;
|
|
|
12111 fc.firstline.tv.vval.v_number = firstline;
|
|
|
12112 fc.firstline.v_name = NULL;
|
|
|
12113 fc.lastline.tv.v_type = VAR_NUMBER;
|
|
|
12114 fc.lastline.tv.vval.v_number = lastline;
|
|
|
12115 fc.lastline.v_name = NULL;
|
|
7
|
12116 /* Check if this function has a breakpoint. */
|
|
|
12117 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
12118 fc.dbg_tick = debug_tick;
|
|
|
12119
|
|
|
12120 /* Don't redraw while executing the function. */
|
|
|
12121 ++RedrawingDisabled;
|
|
|
12122 save_sourcing_name = sourcing_name;
|
|
|
12123 save_sourcing_lnum = sourcing_lnum;
|
|
|
12124 sourcing_lnum = 1;
|
|
|
12125 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
12126 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
12127 if (sourcing_name != NULL)
|
|
|
12128 {
|
|
|
12129 if (save_sourcing_name != NULL
|
|
|
12130 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
12131 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
12132 else
|
|
|
12133 STRCPY(sourcing_name, "function ");
|
|
|
12134 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
12135
|
|
|
12136 if (p_verbose >= 12)
|
|
|
12137 {
|
|
|
12138 ++no_wait_return;
|
|
|
12139 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12140 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
12141 if (p_verbose >= 14)
|
|
|
12142 {
|
|
|
12143 int i;
|
|
|
12144 char_u buf[MSG_BUF_LEN];
|
|
|
12145
|
|
|
12146 msg_puts((char_u *)"(");
|
|
|
12147 for (i = 0; i < argcount; ++i)
|
|
|
12148 {
|
|
|
12149 if (i > 0)
|
|
|
12150 msg_puts((char_u *)", ");
|
|
56
|
12151 if (argvars[i].v_type == VAR_NUMBER)
|
|
|
12152 msg_outnum((long)argvars[i].vval.v_number);
|
|
7
|
12153 else
|
|
|
12154 {
|
|
71
|
12155 trunc_string(get_tv_string(&argvars[i]),
|
|
7
|
12156 buf, MSG_BUF_LEN);
|
|
|
12157 msg_puts((char_u *)"\"");
|
|
|
12158 msg_puts(buf);
|
|
|
12159 msg_puts((char_u *)"\"");
|
|
|
12160 }
|
|
|
12161 }
|
|
|
12162 msg_puts((char_u *)")");
|
|
|
12163 }
|
|
|
12164 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12165 cmdline_row = msg_row;
|
|
|
12166 --no_wait_return;
|
|
|
12167 }
|
|
|
12168 }
|
|
|
12169 save_current_SID = current_SID;
|
|
|
12170 current_SID = fp->script_ID;
|
|
|
12171 save_did_emsg = did_emsg;
|
|
|
12172 did_emsg = FALSE;
|
|
|
12173
|
|
|
12174 /* call do_cmdline() to execute the lines */
|
|
|
12175 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
12176 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
12177
|
|
|
12178 --RedrawingDisabled;
|
|
|
12179
|
|
|
12180 /* when the function was aborted because of an error, return -1 */
|
|
71
|
12181 if ((did_emsg && (fp->flags & FC_ABORT)) || rettv->v_type == VAR_UNKNOWN)
|
|
|
12182 {
|
|
|
12183 clear_tv(rettv);
|
|
|
12184 rettv->v_type = VAR_NUMBER;
|
|
|
12185 rettv->vval.v_number = -1;
|
|
7
|
12186 }
|
|
|
12187
|
|
|
12188 /* when being verbose, mention the return value */
|
|
|
12189 if (p_verbose >= 12)
|
|
|
12190 {
|
|
|
12191 char_u *sn, *val;
|
|
|
12192
|
|
|
12193 ++no_wait_return;
|
|
|
12194 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12195
|
|
|
12196 /* Make sure the output fits in IObuff. */
|
|
|
12197 sn = sourcing_name;
|
|
|
12198 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
12199 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
12200
|
|
|
12201 if (aborting())
|
|
|
12202 smsg((char_u *)_("%s aborted"), sn);
|
|
71
|
12203 else if (fc.rettv->v_type == VAR_NUMBER)
|
|
7
|
12204 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
71
|
12205 (long)fc.rettv->vval.v_number);
|
|
|
12206 else if (fc.rettv->v_type == VAR_STRING)
|
|
|
12207 {
|
|
|
12208 val = get_tv_string(fc.rettv);
|
|
7
|
12209 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
12210 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
12211 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
12212 }
|
|
|
12213 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12214 cmdline_row = msg_row;
|
|
|
12215 --no_wait_return;
|
|
|
12216 }
|
|
|
12217
|
|
|
12218 vim_free(sourcing_name);
|
|
|
12219 sourcing_name = save_sourcing_name;
|
|
|
12220 sourcing_lnum = save_sourcing_lnum;
|
|
|
12221 current_SID = save_current_SID;
|
|
|
12222
|
|
|
12223 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
12224 {
|
|
|
12225 ++no_wait_return;
|
|
|
12226 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
12227 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
12228 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
12229 cmdline_row = msg_row;
|
|
|
12230 --no_wait_return;
|
|
|
12231 }
|
|
|
12232
|
|
|
12233 did_emsg |= save_did_emsg;
|
|
|
12234 current_funccal = save_fcp;
|
|
|
12235
|
|
56
|
12236 vars_clear(&fc.l_vars); /* free all local variables */
|
|
7
|
12237 --depth;
|
|
|
12238 }
|
|
|
12239
|
|
|
12240 /*
|
|
|
12241 * ":return [expr]"
|
|
|
12242 */
|
|
|
12243 void
|
|
|
12244 ex_return(eap)
|
|
|
12245 exarg_T *eap;
|
|
|
12246 {
|
|
|
12247 char_u *arg = eap->arg;
|
|
71
|
12248 typeval rettv;
|
|
7
|
12249 int returning = FALSE;
|
|
|
12250
|
|
|
12251 if (current_funccal == NULL)
|
|
|
12252 {
|
|
|
12253 EMSG(_("E133: :return not inside a function"));
|
|
|
12254 return;
|
|
|
12255 }
|
|
|
12256
|
|
|
12257 if (eap->skip)
|
|
|
12258 ++emsg_skip;
|
|
|
12259
|
|
|
12260 eap->nextcmd = NULL;
|
|
|
12261 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
71
|
12262 && eval0(arg, &rettv, &eap->nextcmd, !eap->skip) != FAIL)
|
|
7
|
12263 {
|
|
|
12264 if (!eap->skip)
|
|
71
|
12265 returning = do_return(eap, FALSE, TRUE, &rettv);
|
|
7
|
12266 else
|
|
71
|
12267 clear_tv(&rettv);
|
|
7
|
12268 }
|
|
|
12269 /* It's safer to return also on error. */
|
|
|
12270 else if (!eap->skip)
|
|
|
12271 {
|
|
|
12272 /*
|
|
|
12273 * Return unless the expression evaluation has been cancelled due to an
|
|
|
12274 * aborting error, an interrupt, or an exception.
|
|
|
12275 */
|
|
|
12276 if (!aborting())
|
|
|
12277 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
12278 }
|
|
|
12279
|
|
|
12280 /* When skipping or the return gets pending, advance to the next command
|
|
|
12281 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
12282 * Following lines will be ignored by get_func_line(). */
|
|
|
12283 if (returning)
|
|
|
12284 eap->nextcmd = NULL;
|
|
|
12285 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
12286 eap->nextcmd = check_nextcmd(arg);
|
|
|
12287
|
|
|
12288 if (eap->skip)
|
|
|
12289 --emsg_skip;
|
|
|
12290 }
|
|
|
12291
|
|
|
12292 /*
|
|
|
12293 * Return from a function. Possibly makes the return pending. Also called
|
|
|
12294 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
12295 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
71
|
12296 * when called due to a ":return" command. "rettv" may point to a typeval
|
|
|
12297 * with the return rettv. Returns TRUE when the return can be carried out,
|
|
7
|
12298 * FALSE when the return gets pending.
|
|
|
12299 */
|
|
|
12300 int
|
|
71
|
12301 do_return(eap, reanimate, is_cmd, rettv)
|
|
7
|
12302 exarg_T *eap;
|
|
|
12303 int reanimate;
|
|
|
12304 int is_cmd;
|
|
71
|
12305 void *rettv;
|
|
7
|
12306 {
|
|
|
12307 int idx;
|
|
|
12308 struct condstack *cstack = eap->cstack;
|
|
|
12309
|
|
|
12310 if (reanimate)
|
|
|
12311 /* Undo the return. */
|
|
|
12312 current_funccal->returned = FALSE;
|
|
|
12313
|
|
|
12314 /*
|
|
|
12315 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
12316 * not in its finally clause (which then is to be executed next) is found.
|
|
|
12317 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
12318 * Otherwise, return normally.
|
|
|
12319 */
|
|
|
12320 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
12321 if (idx >= 0)
|
|
|
12322 {
|
|
|
12323 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
12324
|
|
|
12325 if (!is_cmd && !reanimate)
|
|
71
|
12326 /* A pending return again gets pending. "rettv" points to an
|
|
|
12327 * allocated variable with the rettv of the original ":return"'s
|
|
7
|
12328 * argument if present or is NULL else. */
|
|
71
|
12329 cstack->cs_rettv[idx] = rettv;
|
|
7
|
12330 else
|
|
|
12331 {
|
|
|
12332 /* When undoing a return in order to make it pending, get the stored
|
|
71
|
12333 * return rettv. */
|
|
7
|
12334 if (reanimate)
|
|
71
|
12335 rettv = current_funccal->rettv;
|
|
|
12336
|
|
|
12337 if (rettv != NULL)
|
|
7
|
12338 {
|
|
|
12339 /* Store the value of the pending return. */
|
|
71
|
12340 if ((cstack->cs_rettv[idx] = alloc_tv()) != NULL)
|
|
|
12341 *(typeval *)cstack->cs_rettv[idx] = *(typeval *)rettv;
|
|
7
|
12342 else
|
|
|
12343 EMSG(_(e_outofmem));
|
|
|
12344 }
|
|
|
12345 else
|
|
71
|
12346 cstack->cs_rettv[idx] = NULL;
|
|
7
|
12347
|
|
|
12348 if (reanimate)
|
|
|
12349 {
|
|
|
12350 /* The pending return value could be overwritten by a ":return"
|
|
|
12351 * without argument in a finally clause; reset the default
|
|
|
12352 * return value. */
|
|
71
|
12353 current_funccal->rettv->v_type = VAR_NUMBER;
|
|
|
12354 current_funccal->rettv->vval.v_number = 0;
|
|
|
12355 }
|
|
|
12356 }
|
|
|
12357 report_make_pending(CSTP_RETURN, rettv);
|
|
7
|
12358 }
|
|
|
12359 else
|
|
|
12360 {
|
|
|
12361 current_funccal->returned = TRUE;
|
|
|
12362
|
|
|
12363 /* If the return is carried out now, store the return value. For
|
|
|
12364 * a return immediately after reanimation, the value is already
|
|
|
12365 * there. */
|
|
71
|
12366 if (!reanimate && rettv != NULL)
|
|
|
12367 {
|
|
|
12368 clear_tv(current_funccal->rettv);
|
|
|
12369 *current_funccal->rettv = *(typeval *)rettv;
|
|
7
|
12370 if (!is_cmd)
|
|
71
|
12371 vim_free(rettv);
|
|
7
|
12372 }
|
|
|
12373 }
|
|
|
12374
|
|
|
12375 return idx < 0;
|
|
|
12376 }
|
|
|
12377
|
|
|
12378 /*
|
|
|
12379 * Free the variable with a pending return value.
|
|
|
12380 */
|
|
|
12381 void
|
|
71
|
12382 discard_pending_return(rettv)
|
|
|
12383 void *rettv;
|
|
|
12384 {
|
|
|
12385 free_tv((typeval *)rettv);
|
|
|
12386 }
|
|
|
12387
|
|
|
12388 /*
|
|
|
12389 * Generate a return command for producing the value of "rettv". The result
|
|
7
|
12390 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
12391 */
|
|
|
12392 char_u *
|
|
71
|
12393 get_return_cmd(rettv)
|
|
|
12394 void *rettv;
|
|
|
12395 {
|
|
|
12396 char_u *s;
|
|
|
12397 char_u *tofree = NULL;
|
|
80
|
12398 char_u numbuf[NUMBUFLEN];
|
|
71
|
12399
|
|
|
12400 if (rettv == NULL)
|
|
|
12401 s = (char_u *)"";
|
|
|
12402 else
|
|
80
|
12403 s = tv2string((typeval *)rettv, &tofree, numbuf);
|
|
71
|
12404
|
|
|
12405 STRCPY(IObuff, ":return ");
|
|
|
12406 STRNCPY(IObuff + 8, s, IOSIZE - 8);
|
|
|
12407 if (STRLEN(s) + 8 >= IOSIZE)
|
|
|
12408 STRCPY(IObuff + IOSIZE - 4, "...");
|
|
|
12409 vim_free(tofree);
|
|
|
12410 return vim_strsave(IObuff);
|
|
7
|
12411 }
|
|
|
12412
|
|
|
12413 /*
|
|
|
12414 * Get next function line.
|
|
|
12415 * Called by do_cmdline() to get the next line.
|
|
|
12416 * Returns allocated string, or NULL for end of function.
|
|
|
12417 */
|
|
|
12418 /* ARGSUSED */
|
|
|
12419 char_u *
|
|
|
12420 get_func_line(c, cookie, indent)
|
|
|
12421 int c; /* not used */
|
|
|
12422 void *cookie;
|
|
|
12423 int indent; /* not used */
|
|
|
12424 {
|
|
|
12425 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
12426 char_u *retval;
|
|
|
12427 garray_T *gap; /* growarray with function lines */
|
|
|
12428
|
|
|
12429 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
12430 if (fcp->dbg_tick != debug_tick)
|
|
|
12431 {
|
|
|
12432 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
12433 sourcing_lnum);
|
|
|
12434 fcp->dbg_tick = debug_tick;
|
|
|
12435 }
|
|
|
12436
|
|
|
12437 gap = &fcp->func->lines;
|
|
|
12438 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
12439 retval = NULL;
|
|
|
12440 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
12441 retval = NULL;
|
|
|
12442 else
|
|
|
12443 {
|
|
|
12444 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
12445 sourcing_lnum = fcp->linenr;
|
|
|
12446 }
|
|
|
12447
|
|
|
12448 /* Did we encounter a breakpoint? */
|
|
|
12449 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
12450 {
|
|
|
12451 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
12452 /* Find next breakpoint. */
|
|
|
12453 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
12454 sourcing_lnum);
|
|
|
12455 fcp->dbg_tick = debug_tick;
|
|
|
12456 }
|
|
|
12457
|
|
|
12458 return retval;
|
|
|
12459 }
|
|
|
12460
|
|
|
12461 /*
|
|
|
12462 * Return TRUE if the currently active function should be ended, because a
|
|
|
12463 * return was encountered or an error occured. Used inside a ":while".
|
|
|
12464 */
|
|
|
12465 int
|
|
|
12466 func_has_ended(cookie)
|
|
|
12467 void *cookie;
|
|
|
12468 {
|
|
|
12469 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
12470
|
|
|
12471 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
12472 * an error inside a try conditional. */
|
|
|
12473 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
12474 || fcp->returned);
|
|
|
12475 }
|
|
|
12476
|
|
|
12477 /*
|
|
|
12478 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
12479 */
|
|
|
12480 int
|
|
|
12481 func_has_abort(cookie)
|
|
|
12482 void *cookie;
|
|
|
12483 {
|
|
|
12484 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
12485 }
|
|
|
12486
|
|
|
12487 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
12488 typedef enum
|
|
|
12489 {
|
|
|
12490 VAR_FLAVOUR_DEFAULT,
|
|
|
12491 VAR_FLAVOUR_SESSION,
|
|
|
12492 VAR_FLAVOUR_VIMINFO
|
|
|
12493 } var_flavour_T;
|
|
|
12494
|
|
|
12495 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
12496
|
|
|
12497 static var_flavour_T
|
|
|
12498 var_flavour(varname)
|
|
|
12499 char_u *varname;
|
|
|
12500 {
|
|
|
12501 char_u *p = varname;
|
|
|
12502
|
|
|
12503 if (ASCII_ISUPPER(*p))
|
|
|
12504 {
|
|
|
12505 while (*(++p))
|
|
|
12506 if (ASCII_ISLOWER(*p))
|
|
|
12507 return VAR_FLAVOUR_SESSION;
|
|
|
12508 return VAR_FLAVOUR_VIMINFO;
|
|
|
12509 }
|
|
|
12510 else
|
|
|
12511 return VAR_FLAVOUR_DEFAULT;
|
|
|
12512 }
|
|
|
12513 #endif
|
|
|
12514
|
|
|
12515 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
12516 /*
|
|
|
12517 * Restore global vars that start with a capital from the viminfo file
|
|
|
12518 */
|
|
|
12519 int
|
|
|
12520 read_viminfo_varlist(virp, writing)
|
|
|
12521 vir_T *virp;
|
|
|
12522 int writing;
|
|
|
12523 {
|
|
|
12524 char_u *tab;
|
|
|
12525 int is_string = FALSE;
|
|
76
|
12526 typeval tv;
|
|
7
|
12527
|
|
|
12528 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
12529 {
|
|
|
12530 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
12531 if (tab != NULL)
|
|
|
12532 {
|
|
|
12533 *tab++ = '\0'; /* isolate the variable name */
|
|
|
12534 if (*tab == 'S') /* string var */
|
|
|
12535 is_string = TRUE;
|
|
|
12536
|
|
|
12537 tab = vim_strchr(tab, '\t');
|
|
|
12538 if (tab != NULL)
|
|
|
12539 {
|
|
|
12540 if (is_string)
|
|
|
12541 {
|
|
76
|
12542 tv.v_type = VAR_STRING;
|
|
|
12543 tv.vval.v_string = viminfo_readstring(virp,
|
|
7
|
12544 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
12545 }
|
|
|
12546 else
|
|
|
12547 {
|
|
76
|
12548 tv.v_type = VAR_NUMBER;
|
|
|
12549 tv.vval.v_number = atol((char *)tab + 1);
|
|
7
|
12550 }
|
|
76
|
12551 set_var(virp->vir_line + 1, &tv, FALSE);
|
|
|
12552 if (is_string)
|
|
|
12553 vim_free(tv.vval.v_string);
|
|
7
|
12554 }
|
|
|
12555 }
|
|
|
12556 }
|
|
|
12557
|
|
|
12558 return viminfo_readline(virp);
|
|
|
12559 }
|
|
|
12560
|
|
|
12561 /*
|
|
|
12562 * Write global vars that start with a capital to the viminfo file
|
|
|
12563 */
|
|
|
12564 void
|
|
|
12565 write_viminfo_varlist(fp)
|
|
|
12566 FILE *fp;
|
|
|
12567 {
|
|
|
12568 garray_T *gap = &variables; /* global variable */
|
|
|
12569 VAR this_var;
|
|
|
12570 int i;
|
|
71
|
12571 char *s;
|
|
|
12572 char_u *tofree;
|
|
80
|
12573 char_u numbuf[NUMBUFLEN];
|
|
7
|
12574
|
|
|
12575 if (find_viminfo_parameter('!') == NULL)
|
|
|
12576 return;
|
|
|
12577
|
|
|
12578 fprintf(fp, _("\n# global variables:\n"));
|
|
|
12579 for (i = gap->ga_len; --i >= 0; )
|
|
|
12580 {
|
|
|
12581 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
12582 if (this_var->v_name != NULL
|
|
|
12583 && var_flavour(this_var->v_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
12584 {
|
|
71
|
12585 switch (this_var->tv.v_type)
|
|
|
12586 {
|
|
|
12587 case VAR_STRING: s = "STR"; break;
|
|
|
12588 case VAR_NUMBER: s = "NUM"; break;
|
|
76
|
12589 default: continue;
|
|
71
|
12590 }
|
|
|
12591 fprintf(fp, "!%s\t%s\t", this_var->v_name, s);
|
|
80
|
12592 viminfo_writestring(fp, tv2string(&this_var->tv, &tofree, numbuf));
|
|
71
|
12593 vim_free(tofree);
|
|
7
|
12594 }
|
|
|
12595 }
|
|
|
12596 }
|
|
|
12597 #endif
|
|
|
12598
|
|
|
12599 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
12600 int
|
|
|
12601 store_session_globals(fd)
|
|
|
12602 FILE *fd;
|
|
|
12603 {
|
|
|
12604 garray_T *gap = &variables; /* global variable */
|
|
|
12605 VAR this_var;
|
|
|
12606 int i;
|
|
|
12607 char_u *p, *t;
|
|
|
12608
|
|
|
12609 for (i = gap->ga_len; --i >= 0; )
|
|
|
12610 {
|
|
|
12611 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
76
|
12612 if (this_var->v_name != NULL
|
|
|
12613 && (this_var->tv.v_type == VAR_NUMBER
|
|
|
12614 || this_var->tv.v_type == VAR_STRING)
|
|
|
12615 && var_flavour(this_var->v_name) == VAR_FLAVOUR_SESSION)
|
|
|
12616 {
|
|
|
12617 /* Escape special characters with a backslash. Turn a LF and
|
|
|
12618 * CR into \n and \r. */
|
|
|
12619 p = vim_strsave_escaped(get_var_string(this_var),
|
|
7
|
12620 (char_u *)"\\\"\n\r");
|
|
76
|
12621 if (p == NULL) /* out of memory */
|
|
|
12622 continue;
|
|
|
12623 for (t = p; *t != NUL; ++t)
|
|
|
12624 if (*t == '\n')
|
|
|
12625 *t = 'n';
|
|
|
12626 else if (*t == '\r')
|
|
|
12627 *t = 'r';
|
|
|
12628 if ((fprintf(fd, "let %s = %c%s%c",
|
|
|
12629 this_var->v_name,
|
|
|
12630 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ',
|
|
|
12631 p,
|
|
|
12632 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
|
12633 || put_eol(fd) == FAIL)
|
|
|
12634 {
|
|
7
|
12635 vim_free(p);
|
|
76
|
12636 return FAIL;
|
|
|
12637 }
|
|
|
12638 vim_free(p);
|
|
7
|
12639 }
|
|
|
12640 }
|
|
|
12641 return OK;
|
|
|
12642 }
|
|
|
12643 #endif
|
|
|
12644
|
|
|
12645 #endif /* FEAT_EVAL */
|
|
|
12646
|
|
|
12647 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
12648
|
|
|
12649
|
|
|
12650 #ifdef WIN3264
|
|
|
12651 /*
|
|
|
12652 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
12653 */
|
|
|
12654 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
12655 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
12656 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
12657
|
|
|
12658 /*
|
|
|
12659 * Get the short pathname of a file.
|
|
|
12660 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
12661 */
|
|
|
12662 static int
|
|
|
12663 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
12664 char_u **fnamep;
|
|
|
12665 char_u **bufp;
|
|
|
12666 int *fnamelen;
|
|
|
12667 {
|
|
|
12668 int l,len;
|
|
|
12669 char_u *newbuf;
|
|
|
12670
|
|
|
12671 len = *fnamelen;
|
|
|
12672
|
|
|
12673 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
12674 if (l > len - 1)
|
|
|
12675 {
|
|
|
12676 /* If that doesn't work (not enough space), then save the string
|
|
|
12677 * and try again with a new buffer big enough
|
|
|
12678 */
|
|
|
12679 newbuf = vim_strnsave(*fnamep, l);
|
|
|
12680 if (newbuf == NULL)
|
|
|
12681 return 0;
|
|
|
12682
|
|
|
12683 vim_free(*bufp);
|
|
|
12684 *fnamep = *bufp = newbuf;
|
|
|
12685
|
|
|
12686 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
12687
|
|
|
12688 /* Really should always succeed, as the buffer is big enough */
|
|
|
12689 }
|
|
|
12690
|
|
|
12691 *fnamelen = l;
|
|
|
12692 return 1;
|
|
|
12693 }
|
|
|
12694
|
|
|
12695 /*
|
|
|
12696 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
12697 * Doesn't copy over the end of the buffer passed in.
|
|
|
12698 */
|
|
|
12699 static int
|
|
|
12700 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
12701 char_u **fname;
|
|
|
12702 char_u **bufp;
|
|
|
12703 int *fnamelen;
|
|
|
12704 {
|
|
|
12705 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
12706 char_u ch;
|
|
|
12707 int l,len,len2,plen,slen;
|
|
|
12708
|
|
|
12709 /* Make a copy */
|
|
|
12710 len2 = *fnamelen;
|
|
|
12711 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
12712 pbuf3 = NULL;
|
|
|
12713
|
|
|
12714 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
12715 slen = 1;
|
|
|
12716 plen = len2;
|
|
|
12717
|
|
|
12718 l = 0;
|
|
39
|
12719 if (after_pathsep(pbuf2, s + 1))
|
|
7
|
12720 {
|
|
|
12721 --s;
|
|
|
12722 ++slen;
|
|
|
12723 --plen;
|
|
|
12724 }
|
|
|
12725
|
|
|
12726 do
|
|
|
12727 {
|
|
|
12728 /* Go back one path-seperator */
|
|
39
|
12729 while (s > pbuf2 && !after_pathsep(pbuf2, s + 1))
|
|
7
|
12730 {
|
|
|
12731 --s;
|
|
|
12732 ++slen;
|
|
|
12733 --plen;
|
|
|
12734 }
|
|
|
12735 if (s <= pbuf2)
|
|
|
12736 break;
|
|
|
12737
|
|
|
12738 /* Remeber the character that is about to be blatted */
|
|
|
12739 ch = *s;
|
|
|
12740 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
12741
|
|
|
12742 /* Try it in situ */
|
|
|
12743 p = pbuf2;
|
|
|
12744 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
12745 {
|
|
|
12746 vim_free(pbuf2);
|
|
|
12747 return -1;
|
|
|
12748 }
|
|
|
12749 *s = ch; /* Preserve the string */
|
|
|
12750 } while (plen == 0);
|
|
|
12751
|
|
|
12752 if (plen > 0)
|
|
|
12753 {
|
|
|
12754 /* Remeber the length of the new string. */
|
|
|
12755 *fnamelen = len = plen + slen;
|
|
|
12756 vim_free(*bufp);
|
|
|
12757 if (len > len2)
|
|
|
12758 {
|
|
|
12759 /* If there's not enough space in the currently allocated string,
|
|
|
12760 * then copy it to a buffer big enough.
|
|
|
12761 */
|
|
|
12762 *fname= *bufp = vim_strnsave(p, len);
|
|
|
12763 if (*fname == NULL)
|
|
|
12764 return -1;
|
|
|
12765 }
|
|
|
12766 else
|
|
|
12767 {
|
|
|
12768 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
12769 *fname = *bufp = pbuf2;
|
|
|
12770 if (p != pbuf2)
|
|
|
12771 strncpy(*fname, p, plen);
|
|
|
12772 pbuf2 = NULL;
|
|
|
12773 }
|
|
|
12774 /* Concat the next bit */
|
|
|
12775 strncpy(*fname + plen, s, slen);
|
|
|
12776 (*fname)[len] = '\0';
|
|
|
12777 }
|
|
|
12778 vim_free(pbuf3);
|
|
|
12779 vim_free(pbuf2);
|
|
|
12780 return 0;
|
|
|
12781 }
|
|
|
12782
|
|
|
12783 /*
|
|
|
12784 * Get a pathname for a partial path.
|
|
|
12785 */
|
|
|
12786 static int
|
|
|
12787 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
12788 char_u **fnamep;
|
|
|
12789 char_u **bufp;
|
|
|
12790 int *fnamelen;
|
|
|
12791 {
|
|
|
12792 int sepcount, len, tflen;
|
|
|
12793 char_u *p;
|
|
|
12794 char_u *pbuf, *tfname;
|
|
|
12795 int hasTilde;
|
|
|
12796
|
|
|
12797 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
12798 * of the path to return.
|
|
|
12799 */
|
|
|
12800 sepcount = 0;
|
|
39
|
12801 for (p = *fnamep; p < *fnamep + *fnamelen; mb_ptr_adv(p))
|
|
7
|
12802 if (vim_ispathsep(*p))
|
|
|
12803 ++sepcount;
|
|
|
12804
|
|
|
12805 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
12806 hasTilde = (**fnamep == '~');
|
|
|
12807 if (hasTilde)
|
|
|
12808 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
12809 else
|
|
|
12810 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
12811
|
|
|
12812 len = tflen = STRLEN(tfname);
|
|
|
12813
|
|
|
12814 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
12815 return -1;
|
|
|
12816
|
|
|
12817 if (len == 0)
|
|
|
12818 {
|
|
|
12819 /* Don't have a valid filename, so shorten the rest of the
|
|
|
12820 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
12821 * there's not a lot of point in guessing what it might be.
|
|
|
12822 */
|
|
|
12823 len = tflen;
|
|
|
12824 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
12825 return -1;
|
|
|
12826 }
|
|
|
12827
|
|
|
12828 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
12829 for (p = tfname + len - 1; p >= tfname; --p)
|
|
39
|
12830 {
|
|
|
12831 #ifdef FEAT_MBYTE
|
|
|
12832 if (has_mbyte)
|
|
|
12833 p -= mb_head_off(tfname, p);
|
|
|
12834 #endif
|
|
7
|
12835 if (vim_ispathsep(*p))
|
|
|
12836 {
|
|
|
12837 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
12838 break;
|
|
|
12839 else
|
|
|
12840 sepcount --;
|
|
|
12841 }
|
|
39
|
12842 }
|
|
7
|
12843 if (hasTilde)
|
|
|
12844 {
|
|
|
12845 --p;
|
|
|
12846 if (p >= tfname)
|
|
|
12847 *p = '~';
|
|
|
12848 else
|
|
|
12849 return -1;
|
|
|
12850 }
|
|
|
12851 else
|
|
|
12852 ++p;
|
|
|
12853
|
|
|
12854 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
12855 vim_free(*bufp);
|
|
|
12856 *fnamelen = (int)STRLEN(p);
|
|
|
12857 *bufp = pbuf;
|
|
|
12858 *fnamep = p;
|
|
|
12859
|
|
|
12860 return 0;
|
|
|
12861 }
|
|
|
12862 #endif /* WIN3264 */
|
|
|
12863
|
|
|
12864 /*
|
|
|
12865 * Adjust a filename, according to a string of modifiers.
|
|
|
12866 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
12867 * determined by *fnamelen.
|
|
|
12868 * Returns valid flags.
|
|
|
12869 * When there is an error, *fnamep is set to NULL.
|
|
|
12870 */
|
|
|
12871 int
|
|
|
12872 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
12873 char_u *src; /* string with modifiers */
|
|
|
12874 int *usedlen; /* characters after src that are used */
|
|
|
12875 char_u **fnamep; /* file name so far */
|
|
|
12876 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
12877 int *fnamelen; /* length of fnamep */
|
|
|
12878 {
|
|
|
12879 int valid = 0;
|
|
|
12880 char_u *tail;
|
|
|
12881 char_u *s, *p, *pbuf;
|
|
|
12882 char_u dirname[MAXPATHL];
|
|
|
12883 int c;
|
|
|
12884 int has_fullname = 0;
|
|
|
12885 #ifdef WIN3264
|
|
|
12886 int has_shortname = 0;
|
|
|
12887 #endif
|
|
|
12888
|
|
|
12889 repeat:
|
|
|
12890 /* ":p" - full path/file_name */
|
|
|
12891 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
12892 {
|
|
|
12893 has_fullname = 1;
|
|
|
12894
|
|
|
12895 valid |= VALID_PATH;
|
|
|
12896 *usedlen += 2;
|
|
|
12897
|
|
|
12898 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
12899 if ((*fnamep)[0] == '~'
|
|
|
12900 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
12901 && ((*fnamep)[1] == '/'
|
|
|
12902 # ifdef BACKSLASH_IN_FILENAME
|
|
|
12903 || (*fnamep)[1] == '\\'
|
|
|
12904 # endif
|
|
|
12905 || (*fnamep)[1] == NUL)
|
|
|
12906
|
|
|
12907 #endif
|
|
|
12908 )
|
|
|
12909 {
|
|
|
12910 *fnamep = expand_env_save(*fnamep);
|
|
|
12911 vim_free(*bufp); /* free any allocated file name */
|
|
|
12912 *bufp = *fnamep;
|
|
|
12913 if (*fnamep == NULL)
|
|
|
12914 return -1;
|
|
|
12915 }
|
|
|
12916
|
|
|
12917 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
39
|
12918 for (p = *fnamep; *p != NUL; mb_ptr_adv(p))
|
|
7
|
12919 {
|
|
|
12920 if (vim_ispathsep(*p)
|
|
|
12921 && p[1] == '.'
|
|
|
12922 && (p[2] == NUL
|
|
|
12923 || vim_ispathsep(p[2])
|
|
|
12924 || (p[2] == '.'
|
|
|
12925 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
12926 break;
|
|
|
12927 }
|
|
|
12928
|
|
|
12929 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
12930 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
12931 {
|
|
|
12932 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
12933 vim_free(*bufp); /* free any allocated file name */
|
|
|
12934 *bufp = *fnamep;
|
|
|
12935 if (*fnamep == NULL)
|
|
|
12936 return -1;
|
|
|
12937 }
|
|
|
12938
|
|
|
12939 /* Append a path separator to a directory. */
|
|
|
12940 if (mch_isdir(*fnamep))
|
|
|
12941 {
|
|
|
12942 /* Make room for one or two extra characters. */
|
|
|
12943 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
12944 vim_free(*bufp); /* free any allocated file name */
|
|
|
12945 *bufp = *fnamep;
|
|
|
12946 if (*fnamep == NULL)
|
|
|
12947 return -1;
|
|
|
12948 add_pathsep(*fnamep);
|
|
|
12949 }
|
|
|
12950 }
|
|
|
12951
|
|
|
12952 /* ":." - path relative to the current directory */
|
|
|
12953 /* ":~" - path relative to the home directory */
|
|
|
12954 /* ":8" - shortname path - postponed till after */
|
|
|
12955 while (src[*usedlen] == ':'
|
|
|
12956 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
12957 {
|
|
|
12958 *usedlen += 2;
|
|
|
12959 if (c == '8')
|
|
|
12960 {
|
|
|
12961 #ifdef WIN3264
|
|
|
12962 has_shortname = 1; /* Postpone this. */
|
|
|
12963 #endif
|
|
|
12964 continue;
|
|
|
12965 }
|
|
|
12966 pbuf = NULL;
|
|
|
12967 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
12968 if (!has_fullname)
|
|
|
12969 {
|
|
|
12970 if (c == '.' && **fnamep == '~')
|
|
|
12971 p = pbuf = expand_env_save(*fnamep);
|
|
|
12972 else
|
|
|
12973 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
12974 }
|
|
|
12975 else
|
|
|
12976 p = *fnamep;
|
|
|
12977
|
|
|
12978 has_fullname = 0;
|
|
|
12979
|
|
|
12980 if (p != NULL)
|
|
|
12981 {
|
|
|
12982 if (c == '.')
|
|
|
12983 {
|
|
|
12984 mch_dirname(dirname, MAXPATHL);
|
|
|
12985 s = shorten_fname(p, dirname);
|
|
|
12986 if (s != NULL)
|
|
|
12987 {
|
|
|
12988 *fnamep = s;
|
|
|
12989 if (pbuf != NULL)
|
|
|
12990 {
|
|
|
12991 vim_free(*bufp); /* free any allocated file name */
|
|
|
12992 *bufp = pbuf;
|
|
|
12993 pbuf = NULL;
|
|
|
12994 }
|
|
|
12995 }
|
|
|
12996 }
|
|
|
12997 else
|
|
|
12998 {
|
|
|
12999 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
13000 /* Only replace it when it starts with '~' */
|
|
|
13001 if (*dirname == '~')
|
|
|
13002 {
|
|
|
13003 s = vim_strsave(dirname);
|
|
|
13004 if (s != NULL)
|
|
|
13005 {
|
|
|
13006 *fnamep = s;
|
|
|
13007 vim_free(*bufp);
|
|
|
13008 *bufp = s;
|
|
|
13009 }
|
|
|
13010 }
|
|
|
13011 }
|
|
|
13012 vim_free(pbuf);
|
|
|
13013 }
|
|
|
13014 }
|
|
|
13015
|
|
|
13016 tail = gettail(*fnamep);
|
|
|
13017 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
13018
|
|
|
13019 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
13020 /* Don't remove the first "/" or "c:\" */
|
|
|
13021 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
13022 {
|
|
|
13023 valid |= VALID_HEAD;
|
|
|
13024 *usedlen += 2;
|
|
|
13025 s = get_past_head(*fnamep);
|
|
39
|
13026 while (tail > s && after_pathsep(s, tail))
|
|
7
|
13027 --tail;
|
|
|
13028 *fnamelen = (int)(tail - *fnamep);
|
|
|
13029 #ifdef VMS
|
|
|
13030 if (*fnamelen > 0)
|
|
|
13031 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
13032 #endif
|
|
39
|
13033 while (tail > s && !after_pathsep(s, tail))
|
|
|
13034 mb_ptr_back(*fnamep, tail);
|
|
7
|
13035 }
|
|
|
13036
|
|
|
13037 /* ":8" - shortname */
|
|
|
13038 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
13039 {
|
|
|
13040 *usedlen += 2;
|
|
|
13041 #ifdef WIN3264
|
|
|
13042 has_shortname = 1;
|
|
|
13043 #endif
|
|
|
13044 }
|
|
|
13045
|
|
|
13046 #ifdef WIN3264
|
|
|
13047 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
13048 */
|
|
|
13049 if (has_shortname)
|
|
|
13050 {
|
|
|
13051 pbuf = NULL;
|
|
|
13052 /* Copy the string if it is shortened by :h */
|
|
|
13053 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
13054 {
|
|
|
13055 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
13056 if (p == 0)
|
|
|
13057 return -1;
|
|
|
13058 vim_free(*bufp);
|
|
|
13059 *bufp = *fnamep = p;
|
|
|
13060 }
|
|
|
13061
|
|
|
13062 /* Split into two implementations - makes it easier. First is where
|
|
|
13063 * there isn't a full name already, second is where there is.
|
|
|
13064 */
|
|
|
13065 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
13066 {
|
|
|
13067 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
13068 return -1;
|
|
|
13069 }
|
|
|
13070 else
|
|
|
13071 {
|
|
|
13072 int l;
|
|
|
13073
|
|
|
13074 /* Simple case, already have the full-name
|
|
|
13075 * Nearly always shorter, so try first time. */
|
|
|
13076 l = *fnamelen;
|
|
|
13077 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
13078 return -1;
|
|
|
13079
|
|
|
13080 if (l == 0)
|
|
|
13081 {
|
|
|
13082 /* Couldn't find the filename.. search the paths.
|
|
|
13083 */
|
|
|
13084 l = *fnamelen;
|
|
|
13085 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
13086 return -1;
|
|
|
13087 }
|
|
|
13088 *fnamelen = l;
|
|
|
13089 }
|
|
|
13090 }
|
|
|
13091 #endif /* WIN3264 */
|
|
|
13092
|
|
|
13093 /* ":t" - tail, just the basename */
|
|
|
13094 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
13095 {
|
|
|
13096 *usedlen += 2;
|
|
|
13097 *fnamelen -= (int)(tail - *fnamep);
|
|
|
13098 *fnamep = tail;
|
|
|
13099 }
|
|
|
13100
|
|
|
13101 /* ":e" - extension, can be repeated */
|
|
|
13102 /* ":r" - root, without extension, can be repeated */
|
|
|
13103 while (src[*usedlen] == ':'
|
|
|
13104 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
13105 {
|
|
|
13106 /* find a '.' in the tail:
|
|
|
13107 * - for second :e: before the current fname
|
|
|
13108 * - otherwise: The last '.'
|
|
|
13109 */
|
|
|
13110 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
13111 s = *fnamep - 2;
|
|
|
13112 else
|
|
|
13113 s = *fnamep + *fnamelen - 1;
|
|
|
13114 for ( ; s > tail; --s)
|
|
|
13115 if (s[0] == '.')
|
|
|
13116 break;
|
|
|
13117 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
13118 {
|
|
|
13119 if (s > tail)
|
|
|
13120 {
|
|
|
13121 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
13122 *fnamep = s + 1;
|
|
|
13123 #ifdef VMS
|
|
|
13124 /* cut version from the extension */
|
|
|
13125 s = *fnamep + *fnamelen - 1;
|
|
|
13126 for ( ; s > *fnamep; --s)
|
|
|
13127 if (s[0] == ';')
|
|
|
13128 break;
|
|
|
13129 if (s > *fnamep)
|
|
|
13130 *fnamelen = s - *fnamep;
|
|
|
13131 #endif
|
|
|
13132 }
|
|
|
13133 else if (*fnamep <= tail)
|
|
|
13134 *fnamelen = 0;
|
|
|
13135 }
|
|
|
13136 else /* :r */
|
|
|
13137 {
|
|
|
13138 if (s > tail) /* remove one extension */
|
|
|
13139 *fnamelen = (int)(s - *fnamep);
|
|
|
13140 }
|
|
|
13141 *usedlen += 2;
|
|
|
13142 }
|
|
|
13143
|
|
|
13144 /* ":s?pat?foo?" - substitute */
|
|
|
13145 /* ":gs?pat?foo?" - global substitute */
|
|
|
13146 if (src[*usedlen] == ':'
|
|
|
13147 && (src[*usedlen + 1] == 's'
|
|
|
13148 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
13149 {
|
|
|
13150 char_u *str;
|
|
|
13151 char_u *pat;
|
|
|
13152 char_u *sub;
|
|
|
13153 int sep;
|
|
|
13154 char_u *flags;
|
|
|
13155 int didit = FALSE;
|
|
|
13156
|
|
|
13157 flags = (char_u *)"";
|
|
|
13158 s = src + *usedlen + 2;
|
|
|
13159 if (src[*usedlen + 1] == 'g')
|
|
|
13160 {
|
|
|
13161 flags = (char_u *)"g";
|
|
|
13162 ++s;
|
|
|
13163 }
|
|
|
13164
|
|
|
13165 sep = *s++;
|
|
|
13166 if (sep)
|
|
|
13167 {
|
|
|
13168 /* find end of pattern */
|
|
|
13169 p = vim_strchr(s, sep);
|
|
|
13170 if (p != NULL)
|
|
|
13171 {
|
|
|
13172 pat = vim_strnsave(s, (int)(p - s));
|
|
|
13173 if (pat != NULL)
|
|
|
13174 {
|
|
|
13175 s = p + 1;
|
|
|
13176 /* find end of substitution */
|
|
|
13177 p = vim_strchr(s, sep);
|
|
|
13178 if (p != NULL)
|
|
|
13179 {
|
|
|
13180 sub = vim_strnsave(s, (int)(p - s));
|
|
|
13181 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
13182 if (sub != NULL && str != NULL)
|
|
|
13183 {
|
|
|
13184 *usedlen = (int)(p + 1 - src);
|
|
|
13185 s = do_string_sub(str, pat, sub, flags);
|
|
|
13186 if (s != NULL)
|
|
|
13187 {
|
|
|
13188 *fnamep = s;
|
|
|
13189 *fnamelen = (int)STRLEN(s);
|
|
|
13190 vim_free(*bufp);
|
|
|
13191 *bufp = s;
|
|
|
13192 didit = TRUE;
|
|
|
13193 }
|
|
|
13194 }
|
|
|
13195 vim_free(sub);
|
|
|
13196 vim_free(str);
|
|
|
13197 }
|
|
|
13198 vim_free(pat);
|
|
|
13199 }
|
|
|
13200 }
|
|
|
13201 /* after using ":s", repeat all the modifiers */
|
|
|
13202 if (didit)
|
|
|
13203 goto repeat;
|
|
|
13204 }
|
|
|
13205 }
|
|
|
13206
|
|
|
13207 return valid;
|
|
|
13208 }
|
|
|
13209
|
|
|
13210 /*
|
|
|
13211 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
13212 * "flags" can be "g" to do a global substitute.
|
|
|
13213 * Returns an allocated string, NULL for error.
|
|
|
13214 */
|
|
|
13215 char_u *
|
|
|
13216 do_string_sub(str, pat, sub, flags)
|
|
|
13217 char_u *str;
|
|
|
13218 char_u *pat;
|
|
|
13219 char_u *sub;
|
|
|
13220 char_u *flags;
|
|
|
13221 {
|
|
|
13222 int sublen;
|
|
|
13223 regmatch_T regmatch;
|
|
|
13224 int i;
|
|
|
13225 int do_all;
|
|
|
13226 char_u *tail;
|
|
|
13227 garray_T ga;
|
|
|
13228 char_u *ret;
|
|
|
13229 char_u *save_cpo;
|
|
|
13230
|
|
|
13231 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
13232 save_cpo = p_cpo;
|
|
|
13233 p_cpo = (char_u *)"";
|
|
|
13234
|
|
|
13235 ga_init2(&ga, 1, 200);
|
|
|
13236
|
|
|
13237 do_all = (flags[0] == 'g');
|
|
|
13238
|
|
|
13239 regmatch.rm_ic = p_ic;
|
|
|
13240 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
13241 if (regmatch.regprog != NULL)
|
|
|
13242 {
|
|
|
13243 tail = str;
|
|
|
13244 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
13245 {
|
|
|
13246 /*
|
|
|
13247 * Get some space for a temporary buffer to do the substitution
|
|
|
13248 * into. It will contain:
|
|
|
13249 * - The text up to where the match is.
|
|
|
13250 * - The substituted text.
|
|
|
13251 * - The text after the match.
|
|
|
13252 */
|
|
|
13253 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
13254 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
13255 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
13256 {
|
|
|
13257 ga_clear(&ga);
|
|
|
13258 break;
|
|
|
13259 }
|
|
|
13260
|
|
|
13261 /* copy the text up to where the match is */
|
|
|
13262 i = (int)(regmatch.startp[0] - tail);
|
|
|
13263 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
13264 /* add the substituted text */
|
|
|
13265 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
13266 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
13267 ga.ga_len += i + sublen - 1;
|
|
|
13268 /* avoid getting stuck on a match with an empty string */
|
|
|
13269 if (tail == regmatch.endp[0])
|
|
|
13270 {
|
|
|
13271 if (*tail == NUL)
|
|
|
13272 break;
|
|
|
13273 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
13274 ++ga.ga_len;
|
|
|
13275 }
|
|
|
13276 else
|
|
|
13277 {
|
|
|
13278 tail = regmatch.endp[0];
|
|
|
13279 if (*tail == NUL)
|
|
|
13280 break;
|
|
|
13281 }
|
|
|
13282 if (!do_all)
|
|
|
13283 break;
|
|
|
13284 }
|
|
|
13285
|
|
|
13286 if (ga.ga_data != NULL)
|
|
|
13287 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
13288
|
|
|
13289 vim_free(regmatch.regprog);
|
|
|
13290 }
|
|
|
13291
|
|
|
13292 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
13293 ga_clear(&ga);
|
|
|
13294 p_cpo = save_cpo;
|
|
|
13295
|
|
|
13296 return ret;
|
|
|
13297 }
|
|
|
13298
|
|
|
13299 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
