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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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323 static listitem *list_find __ARGS((listvar *l, long n));
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324 static void list_append __ARGS((listvar *l, listitem *item));
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325 static int list_append_tv __ARGS((listvar *l, typeval *tv));
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326 static listvar *list_copy __ARGS((listvar *orig, int deep));
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327 static listitem *list_getrem __ARGS((listvar *l, long n));
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328 static char_u *list2string __ARGS((typeval *tv));
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329 static char_u *tv2string __ARGS((typeval *tv, char_u **tofree));
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71
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330 static int get_env_tv __ARGS((char_u **arg, typeval *rettv, int evaluate));
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7
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331 static int find_internal_func __ARGS((char_u *name));
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56
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332 static char_u *deref_func_name __ARGS((char_u *name, int *lenp));
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71
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333 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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334 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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335 static void f_append __ARGS((typeval *argvars, typeval *rettv));
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336 static void f_argc __ARGS((typeval *argvars, typeval *rettv));
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337 static void f_argidx __ARGS((typeval *argvars, typeval *rettv));
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338 static void f_argv __ARGS((typeval *argvars, typeval *rettv));
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339 static void f_browse __ARGS((typeval *argvars, typeval *rettv));
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340 static void f_browsedir __ARGS((typeval *argvars, typeval *rettv));
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56
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341 static buf_T *find_buffer __ARGS((typeval *avar));
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71
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342 static void f_bufexists __ARGS((typeval *argvars, typeval *rettv));
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343 static void f_buflisted __ARGS((typeval *argvars, typeval *rettv));
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344 static void f_bufloaded __ARGS((typeval *argvars, typeval *rettv));
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345 static buf_T *get_buf_tv __ARGS((typeval *tv));
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346 static void f_bufname __ARGS((typeval *argvars, typeval *rettv));
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347 static void f_bufnr __ARGS((typeval *argvars, typeval *rettv));
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348 static void f_bufwinnr __ARGS((typeval *argvars, typeval *rettv));
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349 static void f_byte2line __ARGS((typeval *argvars, typeval *rettv));
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350 static void f_byteidx __ARGS((typeval *argvars, typeval *rettv));
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351 static void f_char2nr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
352 static void f_cindent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
353 static void f_col __ARGS((typeval *argvars, typeval *rettv));
|
|
|
354 static void f_confirm __ARGS((typeval *argvars, typeval *rettv));
|
|
|
355 static void f_copy __ARGS((typeval *argvars, typeval *rettv));
|
|
|
356 static void f_cscope_connection __ARGS((typeval *argvars, typeval *rettv));
|
|
|
357 static void f_cursor __ARGS((typeval *argsvars, typeval *rettv));
|
|
|
358 static void f_deepcopy __ARGS((typeval *argvars, typeval *rettv));
|
|
|
359 static void f_delete __ARGS((typeval *argvars, typeval *rettv));
|
|
|
360 static void f_did_filetype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
361 static void f_diff_filler __ARGS((typeval *argvars, typeval *rettv));
|
|
|
362 static void f_diff_hlID __ARGS((typeval *argvars, typeval *rettv));
|
|
|
363 static void f_escape __ARGS((typeval *argvars, typeval *rettv));
|
|
|
364 static void f_eventhandler __ARGS((typeval *argvars, typeval *rettv));
|
|
|
365 static void f_executable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
366 static void f_exists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
367 static void f_expand __ARGS((typeval *argvars, typeval *rettv));
|
|
|
368 static void f_filereadable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
369 static void f_filewritable __ARGS((typeval *argvars, typeval *rettv));
|
|
|
370 static void f_finddir __ARGS((typeval *argvars, typeval *rettv));
|
|
|
371 static void f_findfile __ARGS((typeval *argvars, typeval *rettv));
|
|
|
372 static void f_findfilendir __ARGS((typeval *argvars, typeval *rettv, int dir));
|
|
|
373 static void f_fnamemodify __ARGS((typeval *argvars, typeval *rettv));
|
|
|
374 static void f_foldclosed __ARGS((typeval *argvars, typeval *rettv));
|
|
|
375 static void f_foldclosedend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
376 static void foldclosed_both __ARGS((typeval *argvars, typeval *rettv, int end));
|
|
|
377 static void f_foldlevel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
378 static void f_foldtext __ARGS((typeval *argvars, typeval *rettv));
|
|
|
379 static void f_foldtextresult __ARGS((typeval *argvars, typeval *rettv));
|
|
|
380 static void f_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
381 static void f_function __ARGS((typeval *argvars, typeval *rettv));
|
|
|
382 static void f_getbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
383 static void f_getchar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
384 static void f_getcharmod __ARGS((typeval *argvars, typeval *rettv));
|
|
|
385 static void f_getcmdline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
386 static void f_getcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
|
387 static void f_getcwd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
388 static void f_getfontname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
389 static void f_getfperm __ARGS((typeval *argvars, typeval *rettv));
|
|
|
390 static void f_getfsize __ARGS((typeval *argvars, typeval *rettv));
|
|
|
391 static void f_getftime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
392 static void f_getftype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
393 static void f_getline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
394 static void f_getreg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
395 static void f_getregtype __ARGS((typeval *argvars, typeval *rettv));
|
|
|
396 static void f_getwinposx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
397 static void f_getwinposy __ARGS((typeval *argvars, typeval *rettv));
|
|
|
398 static void f_getwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
399 static void f_glob __ARGS((typeval *argvars, typeval *rettv));
|
|
|
400 static void f_globpath __ARGS((typeval *argvars, typeval *rettv));
|
|
|
401 static void f_has __ARGS((typeval *argvars, typeval *rettv));
|
|
|
402 static void f_hasmapto __ARGS((typeval *argvars, typeval *rettv));
|
|
|
403 static void f_histadd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
404 static void f_histdel __ARGS((typeval *argvars, typeval *rettv));
|
|
|
405 static void f_histget __ARGS((typeval *argvars, typeval *rettv));
|
|
|
406 static void f_histnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
407 static void f_hlexists __ARGS((typeval *argvars, typeval *rettv));
|
|
|
408 static void f_hlID __ARGS((typeval *argvars, typeval *rettv));
|
|
|
409 static void f_hostname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
410 static void f_iconv __ARGS((typeval *argvars, typeval *rettv));
|
|
|
411 static void f_indent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
412 static void f_insert __ARGS((typeval *argvars, typeval *rettv));
|
|
|
413 static void f_isdirectory __ARGS((typeval *argvars, typeval *rettv));
|
|
|
414 static void f_input __ARGS((typeval *argvars, typeval *rettv));
|
|
|
415 static void f_inputdialog __ARGS((typeval *argvars, typeval *rettv));
|
|
|
416 static void f_inputrestore __ARGS((typeval *argvars, typeval *rettv));
|
|
|
417 static void f_inputsave __ARGS((typeval *argvars, typeval *rettv));
|
|
|
418 static void f_inputsecret __ARGS((typeval *argvars, typeval *rettv));
|
|
|
419 static void f_last_buffer_nr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
420 static void f_len __ARGS((typeval *argvars, typeval *rettv));
|
|
|
421 static void f_libcall __ARGS((typeval *argvars, typeval *rettv));
|
|
|
422 static void f_libcallnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
423 static void libcall_common __ARGS((typeval *argvars, typeval *rettv, int type));
|
|
|
424 static void f_line __ARGS((typeval *argvars, typeval *rettv));
|
|
|
425 static void f_line2byte __ARGS((typeval *argvars, typeval *rettv));
|
|
|
426 static void f_lispindent __ARGS((typeval *argvars, typeval *rettv));
|
|
|
427 static void f_localtime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
428 static void f_maparg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
429 static void f_mapcheck __ARGS((typeval *argvars, typeval *rettv));
|
|
|
430 static void get_maparg __ARGS((typeval *argvars, typeval *rettv, int exact));
|
|
|
431 static void f_match __ARGS((typeval *argvars, typeval *rettv));
|
|
|
432 static void f_matchend __ARGS((typeval *argvars, typeval *rettv));
|
|
|
433 static void f_matchstr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
434 static void f_mode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
435 static void f_nextnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
436 static void f_nr2char __ARGS((typeval *argvars, typeval *rettv));
|
|
|
437 static void f_prevnonblank __ARGS((typeval *argvars, typeval *rettv));
|
|
|
438 static void f_setbufvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
439 static void f_setcmdpos __ARGS((typeval *argvars, typeval *rettv));
|
|
|
440 static void f_setwinvar __ARGS((typeval *argvars, typeval *rettv));
|
|
|
441 static void f_remove __ARGS((typeval *argvars, typeval *rettv));
|
|
|
442 static void f_rename __ARGS((typeval *argvars, typeval *rettv));
|
|
|
443 static void f_resolve __ARGS((typeval *argvars, typeval *rettv));
|
|
|
444 static void f_search __ARGS((typeval *argvars, typeval *rettv));
|
|
|
445 static void f_searchpair __ARGS((typeval *argvars, typeval *rettv));
|
|
56
|
446 static int get_search_arg __ARGS((typeval *varp, int *flagsp));
|
|
71
|
447 static void f_remote_expr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
448 static void f_remote_foreground __ARGS((typeval *argvars, typeval *rettv));
|
|
|
449 static void f_remote_peek __ARGS((typeval *argvars, typeval *rettv));
|
|
|
450 static void f_remote_read __ARGS((typeval *argvars, typeval *rettv));
|
|
|
451 static void f_remote_send __ARGS((typeval *argvars, typeval *rettv));
|
|
|
452 static void f_repeat __ARGS((typeval *argvars, typeval *rettv));
|
|
|
453 static void f_server2client __ARGS((typeval *argvars, typeval *rettv));
|
|
|
454 static void f_serverlist __ARGS((typeval *argvars, typeval *rettv));
|
|
|
455 static void f_setline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
456 static void f_setreg __ARGS((typeval *argvars, typeval *rettv));
|
|
|
457 static void f_simplify __ARGS((typeval *argvars, typeval *rettv));
|
|
|
458 static void find_some_match __ARGS((typeval *argvars, typeval *rettv, int start));
|
|
|
459 static void f_strftime __ARGS((typeval *argvars, typeval *rettv));
|
|
|
460 static void f_stridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
461 static void f_string __ARGS((typeval *argvars, typeval *rettv));
|
|
|
462 static void f_strlen __ARGS((typeval *argvars, typeval *rettv));
|
|
|
463 static void f_strpart __ARGS((typeval *argvars, typeval *rettv));
|
|
|
464 static void f_strridx __ARGS((typeval *argvars, typeval *rettv));
|
|
|
465 static void f_strtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
|
466 static void f_synID __ARGS((typeval *argvars, typeval *rettv));
|
|
|
467 static void f_synIDattr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
468 static void f_synIDtrans __ARGS((typeval *argvars, typeval *rettv));
|
|
|
469 static void f_system __ARGS((typeval *argvars, typeval *rettv));
|
|
|
470 static void f_submatch __ARGS((typeval *argvars, typeval *rettv));
|
|
|
471 static void f_substitute __ARGS((typeval *argvars, typeval *rettv));
|
|
|
472 static void f_tempname __ARGS((typeval *argvars, typeval *rettv));
|
|
|
473 static void f_tolower __ARGS((typeval *argvars, typeval *rettv));
|
|
|
474 static void f_toupper __ARGS((typeval *argvars, typeval *rettv));
|
|
|
475 static void f_tr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
476 static void f_type __ARGS((typeval *argvars, typeval *rettv));
|
|
|
477 static void f_virtcol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
478 static void f_visualmode __ARGS((typeval *argvars, typeval *rettv));
|
|
|
479 static void f_winbufnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
480 static void f_wincol __ARGS((typeval *argvars, typeval *rettv));
|
|
|
481 static void f_winheight __ARGS((typeval *argvars, typeval *rettv));
|
|
|
482 static void f_winline __ARGS((typeval *argvars, typeval *rettv));
|
|
|
483 static void f_winnr __ARGS((typeval *argvars, typeval *rettv));
|
|
|
484 static void f_winrestcmd __ARGS((typeval *argvars, typeval *rettv));
|
|
|
485 static void f_winwidth __ARGS((typeval *argvars, typeval *rettv));
|
|
56
|
486 static win_T *find_win_by_nr __ARGS((typeval *vp));
|
|
|
487 static pos_T *var2fpos __ARGS((typeval *varp, int lnum));
|
|
7
|
488 static int get_env_len __ARGS((char_u **arg));
|
|
|
489 static int get_id_len __ARGS((char_u **arg));
|
|
|
490 static int get_func_len __ARGS((char_u **arg, char_u **alias, int evaluate));
|
|
71
|
491 static char_u *find_name_end __ARGS((char_u *arg, char_u **expr_start, char_u **expr_end, int incl_br));
|
|
7
|
492 static int eval_isnamec __ARGS((int c));
|
|
|
493 static int find_vim_var __ARGS((char_u *name, int len));
|
|
71
|
494 static int get_var_tv __ARGS((char_u *name, int len, typeval *rettv));
|
|
|
495 static typeval *alloc_tv __ARGS((void));
|
|
|
496 static typeval *alloc_string_tv __ARGS((char_u *string));
|
|
|
497 static void free_tv __ARGS((typeval *varp));
|
|
|
498 static void clear_tv __ARGS((typeval *varp));
|
|
|
499 static void init_tv __ARGS((typeval *varp));
|
|
|
500 static long get_tv_number __ARGS((typeval *varp));
|
|
|
501 static linenr_T get_tv_lnum __ARGS((typeval *argvars));
|
|
|
502 static char_u *get_tv_string __ARGS((typeval *varp));
|
|
|
503 static char_u *get_tv_string_buf __ARGS((typeval *varp, char_u *buf));
|
|
7
|
504 static VAR find_var __ARGS((char_u *name, int writing));
|
|
|
505 static VAR find_var_in_ga __ARGS((garray_T *gap, char_u *varname));
|
|
|
506 static garray_T *find_var_ga __ARGS((char_u *name, char_u **varname));
|
|
56
|
507 static void clear_var __ARGS((VAR v));
|
|
7
|
508 static void list_one_var __ARGS((VAR v, char_u *prefix));
|
|
|
509 static void list_vim_var __ARGS((int i));
|
|
|
510 static void list_one_var_a __ARGS((char_u *prefix, char_u *name, int type, char_u *string));
|
|
56
|
511 static void set_var __ARGS((char_u *name, typeval *varp, int copy));
|
|
71
|
512 static void copy_tv __ARGS((typeval *from, typeval *to));
|
|
7
|
513 static char_u *find_option_end __ARGS((char_u **arg, int *opt_flags));
|
|
|
514 static char_u *trans_function_name __ARGS((char_u **pp, int skip, int internal));
|
|
|
515 static int eval_fname_script __ARGS((char_u *p));
|
|
|
516 static int eval_fname_sid __ARGS((char_u *p));
|
|
|
517 static void list_func_head __ARGS((ufunc_T *fp, int indent));
|
|
|
518 static void cat_func_name __ARGS((char_u *buf, ufunc_T *fp));
|
|
|
519 static ufunc_T *find_func __ARGS((char_u *name));
|
|
56
|
520 static int function_exists __ARGS((char_u *name));
|
|
71
|
521 static void call_user_func __ARGS((ufunc_T *fp, int argcount, typeval *argvars, typeval *rettv, linenr_T firstline, linenr_T lastline));
|
|
|
522
|
|
|
523 #define get_var_string(p) get_tv_string(&(p)->tv)
|
|
|
524 #define get_var_string_buf(p, b) get_tv_string_buf(&(p)->tv, (b))
|
|
|
525 #define get_var_number(p) get_tv_number(&((p)->tv))
|
|
|
526
|
|
7
|
527 static char_u * make_expanded_name __ARGS((char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end));
|
|
71
|
528
|
|
76
|
529 static int ex_let_vars __ARGS((char_u *arg, typeval *tv, int copy, int semicolon, int var_count, char_u *nextchars));
|
|
|
530 static char_u *skip_var_list __ARGS((char_u *arg, int *var_count, int *semicolon));
|
|
|
531 static char_u *skip_var_one __ARGS((char_u *arg));
|
|
71
|
532 static void list_all_vars __ARGS((void));
|
|
|
533 static char_u *list_arg_vars __ARGS((exarg_T *eap, char_u *arg));
|
|
|
534 static char_u *ex_let_one __ARGS((char_u *arg, typeval *tv, int copy, char_u *endchars));
|
|
|
535 static char_u *set_var_idx __ARGS((char_u *name, char_u *ip, typeval *rettv, int copy, char_u *endchars));
|
|
76
|
536 static void list_add_watch __ARGS((listvar *l, listwatch *lw));
|
|
7
|
537
|
|
|
538 /*
|
|
|
539 * Set an internal variable to a string value. Creates the variable if it does
|
|
|
540 * not already exist.
|
|
|
541 */
|
|
|
542 void
|
|
|
543 set_internal_string_var(name, value)
|
|
|
544 char_u *name;
|
|
|
545 char_u *value;
|
|
|
546 {
|
|
56
|
547 char_u *val;
|
|
|
548 typeval *tvp;
|
|
7
|
549
|
|
|
550 val = vim_strsave(value);
|
|
|
551 if (val != NULL)
|
|
|
552 {
|
|
71
|
553 tvp = alloc_string_tv(val);
|
|
56
|
554 if (tvp != NULL)
|
|
|
555 {
|
|
|
556 set_var(name, tvp, FALSE);
|
|
71
|
557 free_tv(tvp);
|
|
7
|
558 }
|
|
|
559 }
|
|
|
560 }
|
|
|
561
|
|
|
562 # if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
563 int
|
|
|
564 eval_charconvert(enc_from, enc_to, fname_from, fname_to)
|
|
|
565 char_u *enc_from;
|
|
|
566 char_u *enc_to;
|
|
|
567 char_u *fname_from;
|
|
|
568 char_u *fname_to;
|
|
|
569 {
|
|
|
570 int err = FALSE;
|
|
|
571
|
|
|
572 set_vim_var_string(VV_CC_FROM, enc_from, -1);
|
|
|
573 set_vim_var_string(VV_CC_TO, enc_to, -1);
|
|
|
574 set_vim_var_string(VV_FNAME_IN, fname_from, -1);
|
|
|
575 set_vim_var_string(VV_FNAME_OUT, fname_to, -1);
|
|
|
576 if (eval_to_bool(p_ccv, &err, NULL, FALSE))
|
|
|
577 err = TRUE;
|
|
|
578 set_vim_var_string(VV_CC_FROM, NULL, -1);
|
|
|
579 set_vim_var_string(VV_CC_TO, NULL, -1);
|
|
|
580 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
581 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
582
|
|
|
583 if (err)
|
|
|
584 return FAIL;
|
|
|
585 return OK;
|
|
|
586 }
|
|
|
587 # endif
|
|
|
588
|
|
|
589 # if defined(FEAT_POSTSCRIPT) || defined(PROTO)
|
|
|
590 int
|
|
|
591 eval_printexpr(fname, args)
|
|
|
592 char_u *fname;
|
|
|
593 char_u *args;
|
|
|
594 {
|
|
|
595 int err = FALSE;
|
|
|
596
|
|
|
597 set_vim_var_string(VV_FNAME_IN, fname, -1);
|
|
|
598 set_vim_var_string(VV_CMDARG, args, -1);
|
|
|
599 if (eval_to_bool(p_pexpr, &err, NULL, FALSE))
|
|
|
600 err = TRUE;
|
|
|
601 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
602 set_vim_var_string(VV_CMDARG, NULL, -1);
|
|
|
603
|
|
|
604 if (err)
|
|
|
605 {
|
|
|
606 mch_remove(fname);
|
|
|
607 return FAIL;
|
|
|
608 }
|
|
|
609 return OK;
|
|
|
610 }
|
|
|
611 # endif
|
|
|
612
|
|
|
613 # if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
614 void
|
|
|
615 eval_diff(origfile, newfile, outfile)
|
|
|
616 char_u *origfile;
|
|
|
617 char_u *newfile;
|
|
|
618 char_u *outfile;
|
|
|
619 {
|
|
|
620 int err = FALSE;
|
|
|
621
|
|
|
622 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
623 set_vim_var_string(VV_FNAME_NEW, newfile, -1);
|
|
|
624 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
625 (void)eval_to_bool(p_dex, &err, NULL, FALSE);
|
|
|
626 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
627 set_vim_var_string(VV_FNAME_NEW, NULL, -1);
|
|
|
628 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
629 }
|
|
|
630
|
|
|
631 void
|
|
|
632 eval_patch(origfile, difffile, outfile)
|
|
|
633 char_u *origfile;
|
|
|
634 char_u *difffile;
|
|
|
635 char_u *outfile;
|
|
|
636 {
|
|
|
637 int err;
|
|
|
638
|
|
|
639 set_vim_var_string(VV_FNAME_IN, origfile, -1);
|
|
|
640 set_vim_var_string(VV_FNAME_DIFF, difffile, -1);
|
|
|
641 set_vim_var_string(VV_FNAME_OUT, outfile, -1);
|
|
|
642 (void)eval_to_bool(p_pex, &err, NULL, FALSE);
|
|
|
643 set_vim_var_string(VV_FNAME_IN, NULL, -1);
|
|
|
644 set_vim_var_string(VV_FNAME_DIFF, NULL, -1);
|
|
|
645 set_vim_var_string(VV_FNAME_OUT, NULL, -1);
|
|
|
646 }
|
|
|
647 # endif
|
|
|
648
|
|
|
649 /*
|
|
|
650 * Top level evaluation function, returning a boolean.
|
|
|
651 * Sets "error" to TRUE if there was an error.
|
|
|
652 * Return TRUE or FALSE.
|
|
|
653 */
|
|
|
654 int
|
|
|
655 eval_to_bool(arg, error, nextcmd, skip)
|
|
|
656 char_u *arg;
|
|
|
657 int *error;
|
|
|
658 char_u **nextcmd;
|
|
|
659 int skip; /* only parse, don't execute */
|
|
|
660 {
|
|
71
|
661 typeval tv;
|
|
7
|
662 int retval = FALSE;
|
|
|
663
|
|
|
664 if (skip)
|
|
|
665 ++emsg_skip;
|
|
71
|
666 if (eval0(arg, &tv, nextcmd, !skip) == FAIL)
|
|
7
|
667 *error = TRUE;
|
|
|
668 else
|
|
|
669 {
|
|
|
670 *error = FALSE;
|
|
|
671 if (!skip)
|
|
|
672 {
|
|
71
|
673 retval = (get_tv_number(&tv) != 0);
|
|
|
674 clear_tv(&tv);
|
|
7
|
675 }
|
|
|
676 }
|
|
|
677 if (skip)
|
|
|
678 --emsg_skip;
|
|
|
679
|
|
|
680 return retval;
|
|
|
681 }
|
|
|
682
|
|
|
683 /*
|
|
|
684 * Top level evaluation function, returning a string. If "skip" is TRUE,
|
|
|
685 * only parsing to "nextcmd" is done, without reporting errors. Return
|
|
|
686 * pointer to allocated memory, or NULL for failure or when "skip" is TRUE.
|
|
|
687 */
|
|
|
688 char_u *
|
|
|
689 eval_to_string_skip(arg, nextcmd, skip)
|
|
|
690 char_u *arg;
|
|
|
691 char_u **nextcmd;
|
|
|
692 int skip; /* only parse, don't execute */
|
|
|
693 {
|
|
71
|
694 typeval tv;
|
|
7
|
695 char_u *retval;
|
|
|
696
|
|
|
697 if (skip)
|
|
|
698 ++emsg_skip;
|
|
71
|
699 if (eval0(arg, &tv, nextcmd, !skip) == FAIL || skip)
|
|
7
|
700 retval = NULL;
|
|
|
701 else
|
|
|
702 {
|
|
71
|
703 retval = vim_strsave(get_tv_string(&tv));
|
|
|
704 clear_tv(&tv);
|
|
7
|
705 }
|
|
|
706 if (skip)
|
|
|
707 --emsg_skip;
|
|
|
708
|
|
|
709 return retval;
|
|
|
710 }
|
|
|
711
|
|
|
712 /*
|
|
9
|
713 * Skip over an expression at "*pp".
|
|
|
714 * Return FAIL for an error, OK otherwise.
|
|
|
715 */
|
|
|
716 int
|
|
|
717 skip_expr(pp)
|
|
|
718 char_u **pp;
|
|
|
719 {
|
|
71
|
720 typeval rettv;
|
|
9
|
721
|
|
|
722 *pp = skipwhite(*pp);
|
|
71
|
723 return eval1(pp, &rettv, FALSE);
|
|
9
|
724 }
|
|
|
725
|
|
|
726 /*
|
|
7
|
727 * Top level evaluation function, returning a string.
|
|
|
728 * Return pointer to allocated memory, or NULL for failure.
|
|
|
729 */
|
|
|
730 char_u *
|
|
|
731 eval_to_string(arg, nextcmd)
|
|
|
732 char_u *arg;
|
|
|
733 char_u **nextcmd;
|
|
|
734 {
|
|
71
|
735 typeval tv;
|
|
7
|
736 char_u *retval;
|
|
|
737
|
|
71
|
738 if (eval0(arg, &tv, nextcmd, TRUE) == FAIL)
|
|
7
|
739 retval = NULL;
|
|
|
740 else
|
|
|
741 {
|
|
71
|
742 retval = vim_strsave(get_tv_string(&tv));
|
|
|
743 clear_tv(&tv);
|
|
7
|
744 }
|
|
|
745
|
|
|
746 return retval;
|
|
|
747 }
|
|
|
748
|
|
|
749 /*
|
|
|
750 * Call eval_to_string() with "sandbox" set and not using local variables.
|
|
|
751 */
|
|
|
752 char_u *
|
|
|
753 eval_to_string_safe(arg, nextcmd)
|
|
|
754 char_u *arg;
|
|
|
755 char_u **nextcmd;
|
|
|
756 {
|
|
|
757 char_u *retval;
|
|
|
758 void *save_funccalp;
|
|
|
759
|
|
|
760 save_funccalp = save_funccal();
|
|
|
761 ++sandbox;
|
|
|
762 retval = eval_to_string(arg, nextcmd);
|
|
|
763 --sandbox;
|
|
|
764 restore_funccal(save_funccalp);
|
|
|
765 return retval;
|
|
|
766 }
|
|
|
767
|
|
|
768 #if 0 /* not used */
|
|
|
769 /*
|
|
|
770 * Top level evaluation function, returning a string.
|
|
|
771 * Advances "arg" to the first non-blank after the evaluated expression.
|
|
|
772 * Return pointer to allocated memory, or NULL for failure.
|
|
|
773 * Doesn't give error messages.
|
|
|
774 */
|
|
|
775 char_u *
|
|
|
776 eval_arg_to_string(arg)
|
|
|
777 char_u **arg;
|
|
|
778 {
|
|
71
|
779 typeval rettv;
|
|
7
|
780 char_u *retval;
|
|
|
781 int ret;
|
|
|
782
|
|
|
783 ++emsg_off;
|
|
|
784
|
|
71
|
785 ret = eval1(arg, &rettv, TRUE);
|
|
7
|
786 if (ret == FAIL)
|
|
|
787 retval = NULL;
|
|
|
788 else
|
|
|
789 {
|
|
71
|
790 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
791 clear_tv(&rettv);
|
|
7
|
792 }
|
|
|
793
|
|
|
794 --emsg_off;
|
|
|
795
|
|
|
796 return retval;
|
|
|
797 }
|
|
|
798 #endif
|
|
|
799
|
|
|
800 /*
|
|
|
801 * Top level evaluation function, returning a number.
|
|
|
802 * Evaluates "expr" silently.
|
|
|
803 * Returns -1 for an error.
|
|
|
804 */
|
|
|
805 int
|
|
|
806 eval_to_number(expr)
|
|
|
807 char_u *expr;
|
|
|
808 {
|
|
71
|
809 typeval rettv;
|
|
7
|
810 int retval;
|
|
|
811 char_u *p = expr;
|
|
|
812
|
|
|
813 ++emsg_off;
|
|
|
814
|
|
71
|
815 if (eval1(&p, &rettv, TRUE) == FAIL)
|
|
7
|
816 retval = -1;
|
|
|
817 else
|
|
|
818 {
|
|
71
|
819 retval = get_tv_number(&rettv);
|
|
|
820 clear_tv(&rettv);
|
|
7
|
821 }
|
|
|
822 --emsg_off;
|
|
|
823
|
|
|
824 return retval;
|
|
|
825 }
|
|
|
826
|
|
|
827 #if (defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)) || defined(PROTO)
|
|
|
828 /*
|
|
|
829 * Call some vimL function and return the result as a string
|
|
|
830 * Uses argv[argc] for the function arguments.
|
|
|
831 */
|
|
|
832 char_u *
|
|
|
833 call_vim_function(func, argc, argv, safe)
|
|
|
834 char_u *func;
|
|
|
835 int argc;
|
|
|
836 char_u **argv;
|
|
|
837 int safe; /* use the sandbox */
|
|
|
838 {
|
|
|
839 char_u *retval = NULL;
|
|
71
|
840 typeval rettv;
|
|
56
|
841 typeval *argvars;
|
|
7
|
842 long n;
|
|
|
843 int len;
|
|
|
844 int i;
|
|
|
845 int doesrange;
|
|
|
846 void *save_funccalp = NULL;
|
|
|
847
|
|
56
|
848 argvars = (typeval *)alloc((unsigned)(argc * sizeof(typeval)));
|
|
7
|
849 if (argvars == NULL)
|
|
|
850 return NULL;
|
|
|
851
|
|
|
852 for (i = 0; i < argc; i++)
|
|
|
853 {
|
|
12
|
854 /* Pass a NULL or empty argument as an empty string */
|
|
|
855 if (argv[i] == NULL || *argv[i] == NUL)
|
|
|
856 {
|
|
56
|
857 argvars[i].v_type = VAR_STRING;
|
|
|
858 argvars[i].vval.v_string = (char_u *)"";
|
|
12
|
859 continue;
|
|
|
860 }
|
|
|
861
|
|
7
|
862 /* Recognize a number argument, the others must be strings. */
|
|
|
863 vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
864 if (len != 0 && len == (int)STRLEN(argv[i]))
|
|
|
865 {
|
|
56
|
866 argvars[i].v_type = VAR_NUMBER;
|
|
|
867 argvars[i].vval.v_number = n;
|
|
7
|
868 }
|
|
|
869 else
|
|
|
870 {
|
|
56
|
871 argvars[i].v_type = VAR_STRING;
|
|
|
872 argvars[i].vval.v_string = argv[i];
|
|
7
|
873 }
|
|
|
874 }
|
|
|
875
|
|
|
876 if (safe)
|
|
|
877 {
|
|
|
878 save_funccalp = save_funccal();
|
|
|
879 ++sandbox;
|
|
|
880 }
|
|
|
881
|
|
71
|
882 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
|
883 if (call_func(func, (int)STRLEN(func), &rettv, argc, argvars,
|
|
7
|
884 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
885 &doesrange, TRUE) == OK)
|
|
71
|
886 retval = vim_strsave(get_tv_string(&rettv));
|
|
|
887
|
|
|
888 clear_tv(&rettv);
|
|
7
|
889 vim_free(argvars);
|
|
|
890
|
|
|
891 if (safe)
|
|
|
892 {
|
|
|
893 --sandbox;
|
|
|
894 restore_funccal(save_funccalp);
|
|
|
895 }
|
|
|
896 return retval;
|
|
|
897 }
|
|
|
898 #endif
|
|
|
899
|
|
|
900 /*
|
|
|
901 * Save the current function call pointer, and set it to NULL.
|
|
|
902 * Used when executing autocommands and for ":source".
|
|
|
903 */
|
|
|
904 void *
|
|
|
905 save_funccal()
|
|
|
906 {
|
|
|
907 struct funccall *fc;
|
|
|
908
|
|
|
909 fc = current_funccal;
|
|
|
910 current_funccal = NULL;
|
|
|
911 return (void *)fc;
|
|
|
912 }
|
|
|
913
|
|
|
914 void
|
|
|
915 restore_funccal(fc)
|
|
|
916 void *fc;
|
|
|
917 {
|
|
|
918 current_funccal = (struct funccall *)fc;
|
|
|
919 }
|
|
|
920
|
|
|
921 #ifdef FEAT_FOLDING
|
|
|
922 /*
|
|
|
923 * Evaluate 'foldexpr'. Returns the foldlevel, and any character preceding
|
|
|
924 * it in "*cp". Doesn't give error messages.
|
|
|
925 */
|
|
|
926 int
|
|
|
927 eval_foldexpr(arg, cp)
|
|
|
928 char_u *arg;
|
|
|
929 int *cp;
|
|
|
930 {
|
|
71
|
931 typeval tv;
|
|
7
|
932 int retval;
|
|
|
933 char_u *s;
|
|
|
934
|
|
|
935 ++emsg_off;
|
|
|
936 ++sandbox;
|
|
|
937 *cp = NUL;
|
|
71
|
938 if (eval0(arg, &tv, NULL, TRUE) == FAIL)
|
|
7
|
939 retval = 0;
|
|
|
940 else
|
|
|
941 {
|
|
|
942 /* If the result is a number, just return the number. */
|
|
71
|
943 if (tv.v_type == VAR_NUMBER)
|
|
|
944 retval = tv.vval.v_number;
|
|
|
945 else if (tv.v_type == VAR_UNKNOWN
|
|
|
946 || tv.vval.v_string == NULL)
|
|
7
|
947 retval = 0;
|
|
|
948 else
|
|
|
949 {
|
|
|
950 /* If the result is a string, check if there is a non-digit before
|
|
|
951 * the number. */
|
|
71
|
952 s = tv.vval.v_string;
|
|
7
|
953 if (!VIM_ISDIGIT(*s) && *s != '-')
|
|
|
954 *cp = *s++;
|
|
|
955 retval = atol((char *)s);
|
|
|
956 }
|
|
71
|
957 clear_tv(&tv);
|
|
7
|
958 }
|
|
|
959 --emsg_off;
|
|
|
960 --sandbox;
|
|
|
961
|
|
|
962 return retval;
|
|
|
963 }
|
|
|
964 #endif
|
|
|
965
|
|
|
966 /*
|
|
|
967 * Expands out the 'magic' {}'s in a variable/function name.
|
|
|
968 * Note that this can call itself recursively, to deal with
|
|
|
969 * constructs like foo{bar}{baz}{bam}
|
|
|
970 * The four pointer arguments point to "foo{expre}ss{ion}bar"
|
|
|
971 * "in_start" ^
|
|
|
972 * "expr_start" ^
|
|
|
973 * "expr_end" ^
|
|
|
974 * "in_end" ^
|
|
|
975 *
|
|
|
976 * Returns a new allocated string, which the caller must free.
|
|
|
977 * Returns NULL for failure.
|
|
|
978 */
|
|
|
979 static char_u *
|
|
|
980 make_expanded_name(in_start, expr_start, expr_end, in_end)
|
|
|
981 char_u *in_start;
|
|
|
982 char_u *expr_start;
|
|
|
983 char_u *expr_end;
|
|
|
984 char_u *in_end;
|
|
|
985 {
|
|
|
986 char_u c1;
|
|
|
987 char_u *retval = NULL;
|
|
|
988 char_u *temp_result;
|
|
|
989 char_u *nextcmd = NULL;
|
|
|
990
|
|
|
991 if (expr_end == NULL || in_end == NULL)
|
|
|
992 return NULL;
|
|
|
993 *expr_start = NUL;
|
|
|
994 *expr_end = NUL;
|
|
|
995 c1 = *in_end;
|
|
|
996 *in_end = NUL;
|
|
|
997
|
|
|
998 temp_result = eval_to_string(expr_start + 1, &nextcmd);
|
|
|
999 if (temp_result != NULL && nextcmd == NULL)
|
|
|
1000 {
|
|
|
1001 retval = alloc((unsigned)(STRLEN(temp_result) + (expr_start - in_start)
|
|
|
1002 + (in_end - expr_end) + 1));
|
|
|
1003
|
|
|
1004 if (retval != NULL)
|
|
|
1005 {
|
|
|
1006 STRCPY(retval, in_start);
|
|
|
1007 STRCAT(retval, temp_result);
|
|
|
1008 STRCAT(retval, expr_end + 1);
|
|
|
1009 }
|
|
|
1010 }
|
|
|
1011 vim_free(temp_result);
|
|
|
1012
|
|
|
1013 *in_end = c1; /* put char back for error messages */
|
|
|
1014 *expr_start = '{';
|
|
|
1015 *expr_end = '}';
|
|
|
1016
|
|
|
1017 if (retval != NULL)
|
|
|
1018 {
|
|
71
|
1019 temp_result = find_name_end(retval, &expr_start, &expr_end, FALSE);
|
|
7
|
1020 if (expr_start != NULL)
|
|
|
1021 {
|
|
|
1022 /* Further expansion! */
|
|
|
1023 temp_result = make_expanded_name(retval, expr_start,
|
|
|
1024 expr_end, temp_result);
|
|
|
1025 vim_free(retval);
|
|
|
1026 retval = temp_result;
|
|
|
1027 }
|
|
|
1028 }
|
|
|
1029
|
|
|
1030 return retval;
|
|
|
1031
|
|
|
1032 }
|
|
71
|
1033
|
|
|
1034 /*
|
|
|
1035 * ":let" list all variable values
|
|
|
1036 * ":let var1 var2" list variable values
|
|
|
1037 * ":let var = expr" assignment command.
|
|
|
1038 * ":let [var1, var2] = expr" unpack list.
|
|
7
|
1039 */
|
|
|
1040 void
|
|
|
1041 ex_let(eap)
|
|
|
1042 exarg_T *eap;
|
|
|
1043 {
|
|
|
1044 char_u *arg = eap->arg;
|
|
71
|
1045 char_u *expr = NULL;
|
|
|
1046 typeval rettv;
|
|
7
|
1047 int i;
|
|
71
|
1048 int var_count = 0;
|
|
|
1049 int semicolon = 0;
|
|
76
|
1050
|
|
|
1051 expr = skip_var_list(arg, &var_count, &semicolon);
|
|
|
1052 if (expr == NULL)
|
|
|
1053 return;
|
|
|
1054 expr = vim_strchr(expr, '=');
|
|
|
1055 if (expr == NULL)
|
|
|
1056 {
|
|
|
1057 if (*arg == '[')
|
|
|
1058 EMSG(_(e_invarg));
|
|
|
1059 else if (!ends_excmd(*arg))
|
|
71
|
1060 /* ":let var1 var2" */
|
|
|
1061 arg = list_arg_vars(eap, arg);
|
|
|
1062 else if (!eap->skip)
|
|
|
1063 /* ":let" */
|
|
|
1064 list_all_vars();
|
|
|
1065 eap->nextcmd = check_nextcmd(arg);
|
|
|
1066 }
|
|
|
1067 else
|
|
|
1068 {
|
|
76
|
1069 expr = skipwhite(expr + 1);
|
|
71
|
1070
|
|
|
1071 if (eap->skip)
|
|
|
1072 ++emsg_skip;
|
|
76
|
1073 i = eval0(expr, &rettv, &eap->nextcmd, !eap->skip);
|
|
71
|
1074 if (eap->skip)
|
|
|
1075 {
|
|
|
1076 if (i != FAIL)
|
|
|
1077 clear_tv(&rettv);
|
|
|
1078 --emsg_skip;
|
|
|
1079 }
|
|
|
1080 else if (i != FAIL)
|
|
|
1081 {
|
|
76
|
1082 (void)ex_let_vars(eap->arg, &rettv, FALSE, semicolon, var_count,
|
|
|
1083 (char_u *)"=");
|
|
|
1084 clear_tv(&rettv);
|
|
|
1085 }
|
|
|
1086 }
|
|
|
1087 }
|
|
|
1088
|
|
|
1089 /*
|
|
|
1090 * Assign the typevalue "tv" to the variable or variables at "arg_start".
|
|
|
1091 * Handles both "var" with any type and "[var, var; var]" with a list type.
|
|
|
1092 * Returns OK or FAIL;
|
|
|
1093 */
|
|
|
1094 static int
|
|
|
1095 ex_let_vars(arg_start, tv, copy, semicolon, var_count, nextchars)
|
|
|
1096 char_u *arg_start;
|
|
|
1097 typeval *tv;
|
|
|
1098 int copy; /* copy values from "tv", don't move */
|
|
|
1099 int semicolon; /* from skip_var_list() */
|
|
|
1100 int var_count; /* from skip_var_list() */
|
|
|
1101 char_u *nextchars; /* characters that must follow or NULL */
|
|
|
1102 {
|
|
|
1103 char_u *arg = arg_start;
|
|
|
1104 listvar *l;
|
|
|
1105 int i;
|
|
|
1106 listitem *item;
|
|
|
1107 typeval ltv;
|
|
|
1108
|
|
|
1109 if (*arg != '[')
|
|
|
1110 {
|
|
|
1111 /*
|
|
|
1112 * ":let var = expr" or ":for var in list"
|
|
|
1113 */
|
|
|
1114 if (ex_let_one(arg, tv, copy, nextchars) == NULL)
|
|
|
1115 return FAIL;
|
|
|
1116 return OK;
|
|
|
1117 }
|
|
|
1118
|
|
|
1119 /*
|
|
|
1120 * ":let [v1, v2] = list" or ":for [v1, v2] in listlist"
|
|
|
1121 */
|
|
|
1122 l = tv->vval.v_list;
|
|
|
1123 if (tv->v_type != VAR_LIST || l == NULL)
|
|
|
1124 {
|
|
|
1125 EMSG(_(e_listreq));
|
|
|
1126 return FAIL;
|
|
|
1127 }
|
|
|
1128
|
|
|
1129 i = list_len(l);
|
|
|
1130 if (semicolon == 0 && var_count < i)
|
|
|
1131 {
|
|
|
1132 EMSG(_("E999: Less targets than List items"));
|
|
|
1133 return FAIL;
|
|
|
1134 }
|
|
|
1135 if (var_count - semicolon > i)
|
|
|
1136 {
|
|
|
1137 EMSG(_("E999: More targets than List items"));
|
|
|
1138 return FAIL;
|
|
|
1139 }
|
|
|
1140
|
|
|
1141 item = l->lv_first;
|
|
|
1142 while (*arg != ']')
|
|
|
1143 {
|
|
|
1144 arg = skipwhite(arg + 1);
|
|
|
1145 arg = ex_let_one(arg, &item->li_tv, TRUE, (char_u *)",;]");
|
|
|
1146 item = item->li_next;
|
|
|
1147 if (arg == NULL)
|
|
|
1148 return FAIL;
|
|
|
1149
|
|
|
1150 arg = skipwhite(arg);
|
|
|
1151 if (*arg == ';')
|
|
|
1152 {
|
|
|
1153 /* Put the rest of the list (may be empty) in the var after ';'.
|
|
|
1154 * Create a new list for this. */
|
|
|
1155 l = list_alloc();
|
|
|
1156 if (l == NULL)
|
|
|
1157 return FAIL;
|
|
|
1158 while (item != NULL)
|
|
|
1159 {
|
|
|
1160 list_append_tv(l, &item->li_tv);
|
|
|
1161 item = item->li_next;
|
|
|
1162 }
|
|
|
1163
|
|
|
1164 ltv.v_type = VAR_LIST;
|
|
|
1165 ltv.vval.v_list = l;
|
|
|
1166 l->lv_refcount = 1;
|
|
|
1167
|
|
|
1168 arg = ex_let_one(skipwhite(arg + 1), <v, FALSE, (char_u *)"]");
|
|
|
1169 clear_tv(<v);
|
|
|
1170 if (arg == NULL)
|
|
|
1171 return FAIL;
|
|
|
1172 break;
|
|
|
1173 }
|
|
|
1174 else if (*arg != ',' && *arg != ']')
|
|
|
1175 {
|
|
|
1176 EMSG2(_(e_intern2), "ex_let_vars()");
|
|
|
1177 return FAIL;
|
|
|
1178 }
|
|
|
1179 }
|
|
|
1180
|
|
|
1181 return OK;
|
|
|
1182 }
|
|
|
1183
|
|
|
1184 /*
|
|
|
1185 * Skip over assignable variable "var" or list of variables "[var, var]".
|
|
|
1186 * Used for ":let varvar = expr" and ":for varvar in expr".
|
|
|
1187 * For "[var, var]" increment "*var_count" for each variable.
|
|
|
1188 * for "[var, var; var]" set "semicolon".
|
|
|
1189 * Return NULL for an error.
|
|
|
1190 */
|
|
|
1191 static char_u *
|
|
|
1192 skip_var_list(arg, var_count, semicolon)
|
|
|
1193 char_u *arg;
|
|
|
1194 int *var_count;
|
|
|
1195 int *semicolon;
|
|
|
1196 {
|
|
|
1197 char_u *p, *s;
|
|
|
1198
|
|
|
1199 if (*arg == '[')
|
|
|
1200 {
|
|
|
1201 /* "[var, var]": find the matching ']'. */
|
|
|
1202 p = arg;
|
|
|
1203 while (1)
|
|
|
1204 {
|
|
|
1205 p = skipwhite(p + 1); /* skip whites after '[', ';' or ',' */
|
|
|
1206 s = skip_var_one(p);
|
|
|
1207 if (s == p)
|
|
|
1208 {
|
|
|
1209 EMSG2(_(e_invarg2), p);
|
|
|
1210 return NULL;
|
|
|
1211 }
|
|
|
1212 ++*var_count;
|
|
|
1213
|
|
|
1214 p = skipwhite(s);
|
|
|
1215 if (*p == ']')
|
|
|
1216 break;
|
|
|
1217 else if (*p == ';')
|
|
|
1218 {
|
|
|
1219 if (*semicolon == 1)
|
|
71
|
1220 {
|
|
76
|
1221 EMSG(_("Double ; in list of variables"));
|
|
|
1222 return NULL;
|
|
71
|
1223 }
|
|
76
|
1224 *semicolon = 1;
|
|
|
1225 }
|
|
|
1226 else if (*p != ',')
|
|
|
1227 {
|
|
|
1228 EMSG2(_(e_invarg2), p);
|
|
|
1229 return NULL;
|
|
|
1230 }
|
|
|
1231 }
|
|
|
1232 return p + 1;
|
|
|
1233 }
|
|
|
1234 else
|
|
|
1235 return skip_var_one(arg);
|
|
|
1236 }
|
|
|
1237
|
|
|
1238 static char_u *
|
|
|
1239 skip_var_one(arg)
|
|
|
1240 char_u *arg;
|
|
|
1241 {
|
|
|
1242 if (vim_strchr((char_u *)"$@&", *arg) != NULL)
|
|
|
1243 ++arg;
|
|
|
1244 return find_name_end(arg, NULL, NULL, TRUE);
|
|
71
|
1245 }
|
|
|
1246
|
|
|
1247 static void
|
|
|
1248 list_all_vars()
|
|
|
1249 {
|
|
|
1250 int i;
|
|
|
1251
|
|
|
1252 /*
|
|
|
1253 * List all variables.
|
|
|
1254 */
|
|
|
1255 for (i = 0; i < variables.ga_len && !got_int; ++i)
|
|
|
1256 if (VAR_ENTRY(i).v_name != NULL)
|
|
|
1257 list_one_var(&VAR_ENTRY(i), (char_u *)"");
|
|
|
1258 for (i = 0; i < curbuf->b_vars.ga_len && !got_int; ++i)
|
|
|
1259 if (BVAR_ENTRY(i).v_name != NULL)
|
|
|
1260 list_one_var(&BVAR_ENTRY(i), (char_u *)"b:");
|
|
|
1261 for (i = 0; i < curwin->w_vars.ga_len && !got_int; ++i)
|
|
|
1262 if (WVAR_ENTRY(i).v_name != NULL)
|
|
|
1263 list_one_var(&WVAR_ENTRY(i), (char_u *)"w:");
|
|
|
1264 for (i = 0; i < VV_LEN && !got_int; ++i)
|
|
|
1265 if (vimvars[i].type == VAR_NUMBER || vimvars[i].val != NULL)
|
|
|
1266 list_vim_var(i);
|
|
|
1267 }
|
|
|
1268
|
|
|
1269 /*
|
|
|
1270 * List variables in "arg".
|
|
|
1271 */
|
|
|
1272 static char_u *
|
|
|
1273 list_arg_vars(eap, arg)
|
|
|
1274 exarg_T *eap;
|
|
|
1275 char_u *arg;
|
|
|
1276 {
|
|
|
1277 int error = FALSE;
|
|
|
1278 char_u *temp_string = NULL;
|
|
|
1279 int arg_len;
|
|
7
|
1280 char_u *expr_start;
|
|
|
1281 char_u *expr_end;
|
|
|
1282 char_u *name_end;
|
|
71
|
1283 int c1 = 0, c2;
|
|
|
1284 int i;
|
|
|
1285 VAR varp;
|
|
|
1286 char_u *name;
|
|
|
1287
|
|
|
1288 while (!ends_excmd(*arg) && !got_int)
|
|
|
1289 {
|
|
|
1290 /* Find the end of the name. */
|
|
|
1291 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1292
|
|
|
1293 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1294 {
|
|
|
1295 emsg_severe = TRUE;
|
|
|
1296 EMSG(_(e_trailing));
|
|
|
1297 break;
|
|
|
1298 }
|
|
|
1299 if (!error && !eap->skip)
|
|
|
1300 {
|
|
|
1301 if (expr_start != NULL)
|
|
|
1302 {
|
|
|
1303 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1304 expr_end, name_end);
|
|
|
1305 if (temp_string == NULL)
|
|
7
|
1306 {
|
|
71
|
1307 /*
|
|
|
1308 * Report an invalid expression in braces, unless
|
|
|
1309 * the expression evaluation has been cancelled due
|
|
|
1310 * to an aborting error, an interrupt, or an
|
|
|
1311 * exception.
|
|
|
1312 */
|
|
|
1313 if (!aborting())
|
|
7
|
1314 {
|
|
71
|
1315 emsg_severe = TRUE;
|
|
|
1316 EMSG2(_(e_invarg2), arg);
|
|
|
1317 break;
|
|
7
|
1318 }
|
|
71
|
1319 error = TRUE;
|
|
|
1320 arg = skipwhite(name_end);
|
|
|
1321 continue;
|
|
|
1322 }
|
|
|
1323 arg = temp_string;
|
|
|
1324 arg_len = STRLEN(temp_string);
|
|
|
1325 }
|
|
|
1326 else
|
|
|
1327 {
|
|
|
1328 c1 = *name_end;
|
|
|
1329 *name_end = NUL;
|
|
|
1330 arg_len = (int)(name_end - arg);
|
|
|
1331 }
|
|
|
1332 i = find_vim_var(arg, arg_len);
|
|
|
1333 if (i >= 0)
|
|
|
1334 list_vim_var(i);
|
|
|
1335 else if (STRCMP("b:changedtick", arg) == 0)
|
|
|
1336 {
|
|
|
1337 char_u numbuf[NUMBUFLEN];
|
|
|
1338
|
|
|
1339 sprintf((char *)numbuf, "%ld",
|
|
|
1340 (long)curbuf->b_changedtick);
|
|
|
1341 list_one_var_a((char_u *)"b:", (char_u *)"changedtick",
|
|
|
1342 VAR_NUMBER, numbuf);
|
|
|
1343 }
|
|
|
1344 else
|
|
|
1345 {
|
|
|
1346 varp = find_var(arg, FALSE);
|
|
|
1347 if (varp == NULL)
|
|
|
1348 {
|
|
|
1349 /* Skip further arguments but do continue to
|
|
|
1350 * search for a trailing command. */
|
|
|
1351 EMSG2(_("E106: Unknown variable: \"%s\""), arg);
|
|
|
1352 error = TRUE;
|
|
|
1353 }
|
|
|
1354 else
|
|
|
1355 {
|
|
|
1356 name = vim_strchr(arg, ':');
|
|
|
1357 if (name != NULL)
|
|
7
|
1358 {
|
|
71
|
1359 /* "a:" vars have no name stored, use whole arg */
|
|
|
1360 if (arg[0] == 'a' && arg[1] == ':')
|
|
|
1361 c2 = NUL;
|
|
7
|
1362 else
|
|
|
1363 {
|
|
71
|
1364 c2 = *++name;
|
|
|
1365 *name = NUL;
|
|
7
|
1366 }
|
|
71
|
1367 list_one_var(varp, arg);
|
|
|
1368 if (c2 != NUL)
|
|
|
1369 *name = c2;
|
|
7
|
1370 }
|
|
|
1371 else
|
|
71
|
1372 list_one_var(varp, (char_u *)"");
|
|
7
|
1373 }
|
|
71
|
1374 }
|
|
|
1375 if (expr_start != NULL)
|
|
|
1376 vim_free(temp_string);
|
|
|
1377 else
|
|
|
1378 *name_end = c1;
|
|
|
1379 }
|
|
|
1380 arg = skipwhite(name_end);
|
|
|
1381 }
|
|
|
1382
|
|
|
1383 return arg;
|
|
|
1384 }
|
|
|
1385
|
|
|
1386 /*
|
|
|
1387 * Set one item of ":let var = expr" or ":let [v1, v2] = list" to its value.
|
|
|
1388 * Returns a pointer to the char just after the var name.
|
|
|
1389 * Returns NULL if there is an error.
|
|
|
1390 */
|
|
|
1391 static char_u *
|
|
|
1392 ex_let_one(arg, tv, copy, endchars)
|
|
|
1393 char_u *arg; /* points to variable name */
|
|
|
1394 typeval *tv; /* value to assign to variable */
|
|
|
1395 int copy; /* copy value from "tv" */
|
|
76
|
1396 char_u *endchars; /* valid chars after variable name or NULL */
|
|
71
|
1397 {
|
|
|
1398 int c1;
|
|
|
1399 char_u *name;
|
|
|
1400 char_u *p;
|
|
|
1401 char_u *arg_end = NULL;
|
|
|
1402 int len;
|
|
|
1403 int opt_flags;
|
|
|
1404
|
|
|
1405 /*
|
|
|
1406 * ":let $VAR = expr": Set environment variable.
|
|
|
1407 */
|
|
|
1408 if (*arg == '$')
|
|
|
1409 {
|
|
|
1410 /* Find the end of the name. */
|
|
|
1411 ++arg;
|
|
|
1412 name = arg;
|
|
|
1413 len = get_env_len(&arg);
|
|
|
1414 if (len == 0)
|
|
|
1415 EMSG2(_(e_invarg2), name - 1);
|
|
|
1416 else
|
|
|
1417 {
|
|
76
|
1418 if (endchars != NULL
|
|
|
1419 && vim_strchr(endchars, *skipwhite(arg)) == NULL)
|
|
71
|
1420 EMSG(_(e_letunexp));
|
|
7
|
1421 else
|
|
|
1422 {
|
|
71
|
1423 c1 = name[len];
|
|
|
1424 name[len] = NUL;
|
|
|
1425 p = get_tv_string(tv);
|
|
|
1426 vim_setenv(name, p);
|
|
|
1427 if (STRICMP(name, "HOME") == 0)
|
|
|
1428 init_homedir();
|
|
|
1429 else if (didset_vim && STRICMP(name, "VIM") == 0)
|
|
|
1430 didset_vim = FALSE;
|
|
|
1431 else if (didset_vimruntime && STRICMP(name, "VIMRUNTIME") == 0)
|
|
|
1432 didset_vimruntime = FALSE;
|
|
|
1433 name[len] = c1;
|
|
|
1434 arg_end = arg;
|
|
|
1435 }
|
|
|
1436 }
|
|
|
1437 }
|
|
|
1438
|
|
|
1439 /*
|
|
|
1440 * ":let &option = expr": Set option value.
|
|
|
1441 * ":let &l:option = expr": Set local option value.
|
|
|
1442 * ":let &g:option = expr": Set global option value.
|
|
|
1443 */
|
|
|
1444 else if (*arg == '&')
|
|
|
1445 {
|
|
|
1446 /* Find the end of the name. */
|
|
|
1447 p = find_option_end(&arg, &opt_flags);
|
|
76
|
1448 if (p == NULL || (endchars != NULL
|
|
|
1449 && vim_strchr(endchars, *skipwhite(p)) == NULL))
|
|
71
|
1450 EMSG(_(e_letunexp));
|
|
|
1451 else
|
|
|
1452 {
|
|
|
1453 c1 = *p;
|
|
|
1454 *p = NUL;
|
|
|
1455 set_option_value(arg, get_tv_number(tv),
|
|
|
1456 get_tv_string(tv), opt_flags);
|
|
|
1457 *p = c1;
|
|
|
1458 arg_end = p;
|
|
|
1459 }
|
|
|
1460 }
|
|
|
1461
|
|
|
1462 /*
|
|
|
1463 * ":let @r = expr": Set register contents.
|
|
|
1464 */
|
|
|
1465 else if (*arg == '@')
|
|
|
1466 {
|
|
|
1467 ++arg;
|
|
76
|
1468 if (endchars != NULL
|
|
|
1469 && vim_strchr(endchars, *skipwhite(arg + 1)) == NULL)
|
|
71
|
1470 EMSG(_(e_letunexp));
|
|
|
1471 else
|
|
|
1472 {
|
|
|
1473 write_reg_contents(*arg == '@' ? '"' : *arg,
|
|
|
1474 get_tv_string(tv), -1, FALSE);
|
|
|
1475 arg_end = arg + 1;
|
|
|
1476 }
|
|
|
1477 }
|
|
|
1478
|
|
|
1479 /*
|
|
|
1480 * ":let var = expr": Set internal variable.
|
|
|
1481 */
|
|
|
1482 else if (eval_isnamec(*arg) && !VIM_ISDIGIT(*arg))
|
|
|
1483 {
|
|
|
1484 char_u *exp_name = NULL;
|
|
|
1485 char_u *expr_start, *expr_end;
|
|
|
1486
|
|
|
1487 /* Find the end of the name. */
|
|
|
1488 p = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
|
1489 if (expr_start != NULL)
|
|
|
1490 {
|
|
|
1491 exp_name = make_expanded_name(arg, expr_start, expr_end, p);
|
|
|
1492 arg = exp_name;
|
|
|
1493 }
|
|
|
1494
|
|
|
1495 if (arg == NULL)
|
|
|
1496 {
|
|
|
1497 /* Report an invalid expression in braces, unless the
|
|
|
1498 * expression evaluation has been cancelled due to an
|
|
|
1499 * aborting error, an interrupt, or an exception. */
|
|
|
1500 if (!aborting())
|
|
7
|
1501 EMSG2(_(e_invarg2), arg);
|
|
71
|
1502 }
|
|
|
1503 else if (*p == '[')
|
|
|
1504 arg_end = set_var_idx(arg, p, tv, copy, endchars);
|
|
76
|
1505 else if (endchars != NULL
|
|
|
1506 && vim_strchr(endchars, *skipwhite(p)) == NULL)
|
|
71
|
1507 EMSG(_(e_letunexp));
|
|
|
1508 else if (STRNCMP(arg, "b:changedtick", 13) == 0
|
|
|
1509 && !eval_isnamec(arg[13]))
|
|
|
1510 EMSG2(_(e_readonlyvar), arg);
|
|
|
1511 else
|
|
|
1512 {
|
|
|
1513 c1 = *p;
|
|
|
1514 *p = NUL;
|
|
|
1515 set_var(arg, tv, copy);
|
|
|
1516 *p = c1;
|
|
|
1517 arg_end = p;
|
|
|
1518 }
|
|
|
1519
|
|
|
1520 vim_free(exp_name);
|
|
|
1521 }
|
|
|
1522
|
|
|
1523 else
|
|
|
1524 EMSG2(_(e_invarg2), arg);
|
|
|
1525
|
|
|
1526 return arg_end;
|
|
|
1527 }
|
|
|
1528
|
|
|
1529 /*
|
|
|
1530 * Set a variable with an index: "name[expr]", "name[expr][expr]", etc.
|
|
|
1531 * Only works if "name" is an existing List.
|
|
|
1532 * "ip" points to the first '['.
|
|
|
1533 * Returns a pointer to just after the last used ']'; NULL for error.
|
|
|
1534 */
|
|
|
1535 static char_u *
|
|
|
1536 set_var_idx(name, ip, rettv, copy, endchars)
|
|
|
1537 char_u *name;
|
|
|
1538 char_u *ip;
|
|
|
1539 typeval *rettv;
|
|
|
1540 int copy;
|
|
|
1541 char_u *endchars;
|
|
|
1542 {
|
|
|
1543 VAR v;
|
|
|
1544 int c1;
|
|
|
1545 char_u *p;
|
|
|
1546 typeval var1;
|
|
|
1547 typeval *tv;
|
|
|
1548 long n;
|
|
|
1549 listitem *item;
|
|
|
1550
|
|
|
1551 c1 = *ip;
|
|
|
1552 *ip = NUL;
|
|
|
1553 v = find_var(name, TRUE);
|
|
|
1554 if (v == NULL)
|
|
|
1555 EMSG2(_(e_undefvar), name);
|
|
|
1556 *ip = c1;
|
|
|
1557 if (v == NULL)
|
|
|
1558 return NULL;
|
|
|
1559
|
|
|
1560 tv = &v->tv;
|
|
|
1561 for (p = ip; *p == '['; p = skipwhite(p + 1))
|
|
|
1562 {
|
|
|
1563 if (tv->v_type != VAR_LIST || tv->vval.v_list == NULL)
|
|
|
1564 {
|
|
|
1565 EMSG(_("E999: Can only index a List"));
|
|
|
1566 p = NULL;
|
|
|
1567 break;
|
|
|
1568 }
|
|
|
1569 p = skipwhite(p + 1);
|
|
|
1570 if (eval1(&p, &var1, TRUE) == FAIL) /* recursive! */
|
|
|
1571 {
|
|
|
1572 p = NULL;
|
|
|
1573 break;
|
|
|
1574 }
|
|
|
1575 if (*p != ']')
|
|
|
1576 {
|
|
|
1577 EMSG(_(e_missbrac));
|
|
|
1578 clear_tv(&var1);
|
|
|
1579 p = NULL;
|
|
|
1580 break;
|
|
|
1581 }
|
|
|
1582 n = get_tv_number(&var1);
|
|
|
1583 clear_tv(&var1);
|
|
|
1584 item = list_find(tv->vval.v_list, n);
|
|
|
1585 if (item == NULL)
|
|
|
1586 {
|
|
|
1587 EMSGN(_(e_listidx), n);
|
|
|
1588 p = NULL;
|
|
|
1589 break;
|
|
|
1590 }
|
|
|
1591 tv = &item->li_tv;
|
|
|
1592 }
|
|
|
1593
|
|
|
1594 if (p != NULL)
|
|
|
1595 {
|
|
76
|
1596 if (endchars != NULL && vim_strchr(endchars, *p) == NULL)
|
|
71
|
1597 {
|
|
|
1598 EMSG(_(e_letunexp));
|
|
|
1599 p = NULL;
|
|
|
1600 }
|
|
|
1601 else
|
|
|
1602 {
|
|
|
1603 clear_tv(tv);
|
|
|
1604 if (copy)
|
|
|
1605 copy_tv(tv, rettv);
|
|
|
1606 else
|
|
|
1607 {
|
|
|
1608 *tv = *rettv;
|
|
|
1609 init_tv(rettv);
|
|
|
1610 }
|
|
|
1611 }
|
|
|
1612 }
|
|
|
1613 return p;
|
|
7
|
1614 }
|
|
|
1615
|
|
76
|
1616 /*
|
|
|
1617 * Add a watcher to a list.
|
|
|
1618 */
|
|
|
1619 static void
|
|
|
1620 list_add_watch(l, lw)
|
|
|
1621 listvar *l;
|
|
|
1622 listwatch *lw;
|
|
|
1623 {
|
|
|
1624 lw->lw_next = l->lv_watch;
|
|
|
1625 l->lv_watch = lw;
|
|
|
1626 }
|
|
|
1627
|
|
|
1628 /*
|
|
|
1629 * Remove a watches from a list.
|
|
|
1630 * No warning when it isn't found...
|
|
|
1631 */
|
|
|
1632 static void
|
|
|
1633 list_rem_watch(l, lwrem)
|
|
|
1634 listvar *l;
|
|
|
1635 listwatch *lwrem;
|
|
|
1636 {
|
|
|
1637 listwatch *lw, **lwp;
|
|
|
1638
|
|
|
1639 lwp = &l->lv_watch;
|
|
|
1640 for (lw = l->lv_watch; lw != NULL; lw = lw->lw_next)
|
|
|
1641 {
|
|
|
1642 if (lw == lwrem)
|
|
|
1643 {
|
|
|
1644 *lwp = lw->lw_next;
|
|
|
1645 break;
|
|
|
1646 }
|
|
|
1647 lwp = &lw->lw_next;
|
|
|
1648 }
|
|
|
1649 }
|
|
|
1650
|
|
|
1651 /*
|
|
|
1652 * Just before removing an item from a list: advance watchers to the next
|
|
|
1653 * item.
|
|
|
1654 */
|
|
|
1655 static void
|
|
|
1656 list_fix_watch(l, item)
|
|
|
1657 listvar *l;
|
|
|
1658 listitem *item;
|
|
|
1659 {
|
|
|
1660 listwatch *lw;
|
|
|
1661
|
|
|
1662 for (lw = l->lv_watch; lw != NULL; lw = lw->lw_next)
|
|
|
1663 if (lw->lw_item == item)
|
|
|
1664 lw->lw_item = item->li_next;
|
|
|
1665 }
|
|
|
1666
|
|
|
1667 /*
|
|
|
1668 * Evaluate the expression used in a ":for var in expr" command.
|
|
|
1669 * "arg" points to "var".
|
|
|
1670 * Set "*errp" to TRUE for an error, FALSE otherwise;
|
|
|
1671 * Return a pointer that holds the info. Null when there is an error.
|
|
|
1672 */
|
|
|
1673 void *
|
|
|
1674 eval_for_line(arg, errp, nextcmdp, skip)
|
|
|
1675 char_u *arg;
|
|
|
1676 int *errp;
|
|
|
1677 char_u **nextcmdp;
|
|
|
1678 int skip;
|
|
|
1679 {
|
|
|
1680 forinfo *fi;
|
|
|
1681 char_u *expr;
|
|
|
1682 typeval tv;
|
|
|
1683 listvar *l;
|
|
|
1684
|
|
|
1685 *errp = TRUE; /* default: there is an error */
|
|
|
1686
|
|
|
1687 fi = (forinfo *)alloc_clear(sizeof(forinfo));
|
|
|
1688 if (fi == NULL)
|
|
|
1689 return NULL;
|
|
|
1690
|
|
|
1691 expr = skip_var_list(arg, &fi->fi_varcount, &fi->fi_semicolon);
|
|
|
1692 if (expr == NULL)
|
|
|
1693 return fi;
|
|
|
1694
|
|
|
1695 expr = skipwhite(expr);
|
|
|
1696 if (expr[0] != 'i' || expr[1] != 'n' || !vim_iswhite(expr[2]))
|
|
|
1697 {
|
|
|
1698 EMSG(_("E999: Missing \"in\" after :for"));
|
|
|
1699 return fi;
|
|
|
1700 }
|
|
|
1701
|
|
|
1702 if (skip)
|
|
|
1703 ++emsg_skip;
|
|
|
1704 if (eval0(skipwhite(expr + 2), &tv, nextcmdp, !skip) == OK)
|
|
|
1705 {
|
|
|
1706 *errp = FALSE;
|
|
|
1707 if (!skip)
|
|
|
1708 {
|
|
|
1709 l = tv.vval.v_list;
|
|
|
1710 if (tv.v_type != VAR_LIST || l == NULL)
|
|
|
1711 EMSG(_(e_listreq));
|
|
|
1712 else
|
|
|
1713 {
|
|
|
1714 fi->fi_list = l;
|
|
|
1715 list_add_watch(l, &fi->fi_lw);
|
|
|
1716 fi->fi_lw.lw_item = l->lv_first;
|
|
|
1717 }
|
|
|
1718 }
|
|
|
1719 }
|
|
|
1720 if (skip)
|
|
|
1721 --emsg_skip;
|
|
|
1722
|
|
|
1723 return fi;
|
|
|
1724 }
|
|
|
1725
|
|
|
1726 /*
|
|
|
1727 * Use the first item in a ":for" list. Advance to the next.
|
|
|
1728 * Assign the values to the variable (list). "arg" points to the first one.
|
|
|
1729 * Return TRUE when a valid item was found, FALSE when at end of list or
|
|
|
1730 * something wrong.
|
|
|
1731 */
|
|
|
1732 int
|
|
|
1733 next_for_item(fi_void, arg)
|
|
|
1734 void *fi_void;
|
|
|
1735 char_u *arg;
|
|
|
1736 {
|
|
|
1737 forinfo *fi = (forinfo *)fi_void;
|
|
|
1738 int result;
|
|
|
1739 listitem *item;
|
|
|
1740
|
|
|
1741 item = fi->fi_lw.lw_item;
|
|
|
1742 if (item == NULL)
|
|
|
1743 result = FALSE;
|
|
|
1744 else
|
|
|
1745 {
|
|
|
1746 fi->fi_lw.lw_item = item->li_next;
|
|
|
1747 result = (ex_let_vars(arg, &item->li_tv, TRUE,
|
|
|
1748 fi->fi_semicolon, fi->fi_varcount, NULL) == OK);
|
|
|
1749 }
|
|
|
1750 return result;
|
|
|
1751 }
|
|
|
1752
|
|
|
1753 /*
|
|
|
1754 * Free the structure used to store info used by ":for".
|
|
|
1755 */
|
|
|
1756 void
|
|
|
1757 free_for_info(fi_void)
|
|
|
1758 void *fi_void;
|
|
|
1759 {
|
|
|
1760 forinfo *fi = (forinfo *)fi_void;
|
|
|
1761
|
|
|
1762 if (fi->fi_list != NULL)
|
|
|
1763 list_rem_watch(fi->fi_list, &fi->fi_lw);
|
|
|
1764 vim_free(fi);
|
|
|
1765 }
|
|
|
1766
|
|
7
|
1767 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
1768
|
|
|
1769 void
|
|
|
1770 set_context_for_expression(xp, arg, cmdidx)
|
|
|
1771 expand_T *xp;
|
|
|
1772 char_u *arg;
|
|
|
1773 cmdidx_T cmdidx;
|
|
|
1774 {
|
|
|
1775 int got_eq = FALSE;
|
|
|
1776 int c;
|
|
76
|
1777 char_u *p;
|
|
|
1778
|
|
|
1779 if (cmdidx == CMD_let)
|
|
|
1780 {
|
|
|
1781 xp->xp_context = EXPAND_USER_VARS;
|
|
|
1782 if (vim_strchr(arg, '=') == NULL)
|
|
|
1783 {
|
|
|
1784 /* ":let var1 var2 ...": find last space. */
|
|
|
1785 for (p = arg + STRLEN(arg); p > arg; )
|
|
|
1786 {
|
|
|
1787 xp->xp_pattern = p;
|
|
|
1788 p = mb_ptr_back(arg, p);
|
|
|
1789 if (vim_iswhite(*p))
|
|
|
1790 break;
|
|
|
1791 }
|
|
|
1792 return;
|
|
|
1793 }
|
|
|
1794 }
|
|
|
1795 else
|
|
|
1796 xp->xp_context = cmdidx == CMD_call ? EXPAND_FUNCTIONS
|
|
|
1797 : EXPAND_EXPRESSION;
|
|
7
|
1798 while ((xp->xp_pattern = vim_strpbrk(arg,
|
|
|
1799 (char_u *)"\"'+-*/%.=!?~|&$([<>,#")) != NULL)
|
|
|
1800 {
|
|
|
1801 c = *xp->xp_pattern;
|
|
|
1802 if (c == '&')
|
|
|
1803 {
|
|
|
1804 c = xp->xp_pattern[1];
|
|
|
1805 if (c == '&')
|
|
|
1806 {
|
|
|
1807 ++xp->xp_pattern;
|
|
|
1808 xp->xp_context = cmdidx != CMD_let || got_eq
|
|
|
1809 ? EXPAND_EXPRESSION : EXPAND_NOTHING;
|
|
|
1810 }
|
|
|
1811 else if (c != ' ')
|
|
|
1812 xp->xp_context = EXPAND_SETTINGS;
|
|
|
1813 }
|
|
|
1814 else if (c == '$')
|
|
|
1815 {
|
|
|
1816 /* environment variable */
|
|
|
1817 xp->xp_context = EXPAND_ENV_VARS;
|
|
|
1818 }
|
|
|
1819 else if (c == '=')
|
|
|
1820 {
|
|
|
1821 got_eq = TRUE;
|
|
|
1822 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1823 }
|
|
|
1824 else if (c == '<'
|
|
|
1825 && xp->xp_context == EXPAND_FUNCTIONS
|
|
|
1826 && vim_strchr(xp->xp_pattern, '(') == NULL)
|
|
|
1827 {
|
|
|
1828 /* Function name can start with "<SNR>" */
|
|
|
1829 break;
|
|
|
1830 }
|
|
|
1831 else if (cmdidx != CMD_let || got_eq)
|
|
|
1832 {
|
|
|
1833 if (c == '"') /* string */
|
|
|
1834 {
|
|
|
1835 while ((c = *++xp->xp_pattern) != NUL && c != '"')
|
|
|
1836 if (c == '\\' && xp->xp_pattern[1] != NUL)
|
|
|
1837 ++xp->xp_pattern;
|
|
|
1838 xp->xp_context = EXPAND_NOTHING;
|
|
|
1839 }
|
|
|
1840 else if (c == '\'') /* literal string */
|
|
|
1841 {
|
|
|
1842 while ((c = *++xp->xp_pattern) != NUL && c != '\'')
|
|
|
1843 /* skip */ ;
|
|
|
1844 xp->xp_context = EXPAND_NOTHING;
|
|
|
1845 }
|
|
|
1846 else if (c == '|')
|
|
|
1847 {
|
|
|
1848 if (xp->xp_pattern[1] == '|')
|
|
|
1849 {
|
|
|
1850 ++xp->xp_pattern;
|
|
|
1851 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1852 }
|
|
|
1853 else
|
|
|
1854 xp->xp_context = EXPAND_COMMANDS;
|
|
|
1855 }
|
|
|
1856 else
|
|
|
1857 xp->xp_context = EXPAND_EXPRESSION;
|
|
|
1858 }
|
|
|
1859 else
|
|
76
|
1860 /* Doesn't look like something valid, expand as an expression
|
|
|
1861 * anyway. */
|
|
|
1862 xp->xp_context = EXPAND_EXPRESSION;
|
|
7
|
1863 arg = xp->xp_pattern;
|
|
|
1864 if (*arg != NUL)
|
|
|
1865 while ((c = *++arg) != NUL && (c == ' ' || c == '\t'))
|
|
|
1866 /* skip */ ;
|
|
|
1867 }
|
|
|
1868 xp->xp_pattern = arg;
|
|
|
1869 }
|
|
|
1870
|
|
|
1871 #endif /* FEAT_CMDL_COMPL */
|
|
|
1872
|
|
|
1873 /*
|
|
|
1874 * ":1,25call func(arg1, arg2)" function call.
|
|
|
1875 */
|
|
|
1876 void
|
|
|
1877 ex_call(eap)
|
|
|
1878 exarg_T *eap;
|
|
|
1879 {
|
|
|
1880 char_u *arg = eap->arg;
|
|
|
1881 char_u *startarg;
|
|
|
1882 char_u *alias;
|
|
|
1883 char_u *name;
|
|
71
|
1884 typeval rettv;
|
|
7
|
1885 int len;
|
|
|
1886 linenr_T lnum;
|
|
|
1887 int doesrange;
|
|
|
1888 int failed = FALSE;
|
|
|
1889
|
|
|
1890 name = arg;
|
|
|
1891 len = get_func_len(&arg, &alias, !eap->skip);
|
|
|
1892 if (len == 0)
|
|
|
1893 goto end;
|
|
|
1894 if (alias != NULL)
|
|
|
1895 name = alias;
|
|
|
1896
|
|
|
1897 startarg = arg;
|
|
71
|
1898 rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
|
|
7
|
1899
|
|
|
1900 if (*startarg != '(')
|
|
|
1901 {
|
|
|
1902 EMSG2(_("E107: Missing braces: %s"), name);
|
|
|
1903 goto end;
|
|
|
1904 }
|
|
|
1905
|
|
|
1906 /*
|
|
|
1907 * When skipping, evaluate the function once, to find the end of the
|
|
|
1908 * arguments.
|
|
|
1909 * When the function takes a range, this is discovered after the first
|
|
|
1910 * call, and the loop is broken.
|
|
|
1911 */
|
|
|
1912 if (eap->skip)
|
|
|
1913 {
|
|
|
1914 ++emsg_skip;
|
|
|
1915 lnum = eap->line2; /* do it once, also with an invalid range */
|
|
|
1916 }
|
|
|
1917 else
|
|
|
1918 lnum = eap->line1;
|
|
|
1919 for ( ; lnum <= eap->line2; ++lnum)
|
|
|
1920 {
|
|
|
1921 if (!eap->skip && eap->addr_count > 0)
|
|
|
1922 {
|
|
|
1923 curwin->w_cursor.lnum = lnum;
|
|
|
1924 curwin->w_cursor.col = 0;
|
|
|
1925 }
|
|
|
1926 arg = startarg;
|
|
71
|
1927 if (get_func_tv(name, len, &rettv, &arg,
|
|
7
|
1928 eap->line1, eap->line2, &doesrange, !eap->skip) == FAIL)
|
|
|
1929 {
|
|
|
1930 failed = TRUE;
|
|
|
1931 break;
|
|
|
1932 }
|
|
71
|
1933 clear_tv(&rettv);
|
|
7
|
1934 if (doesrange || eap->skip)
|
|
|
1935 break;
|
|
|
1936 /* Stop when immediately aborting on error, or when an interrupt
|
|
56
|
1937 * occurred or an exception was thrown but not caught.
|
|
71
|
1938 * get_func_tv() returned OK, so that the check for trailing
|
|
56
|
1939 * characters below is executed. */
|
|
7
|
1940 if (aborting())
|
|
|
1941 break;
|
|
|
1942 }
|
|
|
1943 if (eap->skip)
|
|
|
1944 --emsg_skip;
|
|
|
1945
|
|
|
1946 if (!failed)
|
|
|
1947 {
|
|
|
1948 /* Check for trailing illegal characters and a following command. */
|
|
|
1949 if (!ends_excmd(*arg))
|
|
|
1950 {
|
|
|
1951 emsg_severe = TRUE;
|
|
|
1952 EMSG(_(e_trailing));
|
|
|
1953 }
|
|
|
1954 else
|
|
|
1955 eap->nextcmd = check_nextcmd(arg);
|
|
|
1956 }
|
|
|
1957
|
|
|
1958 end:
|
|
|
1959 if (alias != NULL)
|
|
|
1960 vim_free(alias);
|
|
|
1961 }
|
|
|
1962
|
|
|
1963 /*
|
|
|
1964 * ":unlet[!] var1 ... " command.
|
|
|
1965 */
|
|
|
1966 void
|
|
|
1967 ex_unlet(eap)
|
|
|
1968 exarg_T *eap;
|
|
|
1969 {
|
|
|
1970 char_u *arg = eap->arg;
|
|
|
1971 char_u *name_end;
|
|
|
1972 char_u cc;
|
|
|
1973 char_u *expr_start;
|
|
|
1974 char_u *expr_end;
|
|
|
1975 int error = FALSE;
|
|
|
1976
|
|
|
1977 do
|
|
|
1978 {
|
|
|
1979 /* Find the end of the name. */
|
|
71
|
1980 name_end = find_name_end(arg, &expr_start, &expr_end, FALSE);
|
|
7
|
1981
|
|
|
1982 if (!vim_iswhite(*name_end) && !ends_excmd(*name_end))
|
|
|
1983 {
|
|
|
1984 emsg_severe = TRUE;
|
|
|
1985 EMSG(_(e_trailing));
|
|
|
1986 break;
|
|
|
1987 }
|
|
|
1988
|
|
|
1989 if (!error && !eap->skip)
|
|
|
1990 {
|
|
|
1991 if (expr_start != NULL)
|
|
|
1992 {
|
|
|
1993 char_u *temp_string;
|
|
|
1994
|
|
|
1995 temp_string = make_expanded_name(arg, expr_start,
|
|
|
1996 expr_end, name_end);
|
|
|
1997 if (temp_string == NULL)
|
|
|
1998 {
|
|
|
1999 /*
|
|
|
2000 * Report an invalid expression in braces, unless the
|
|
|
2001 * expression evaluation has been cancelled due to an
|
|
|
2002 * aborting error, an interrupt, or an exception.
|
|
|
2003 */
|
|
|
2004 if (!aborting())
|
|
|
2005 {
|
|
|
2006 emsg_severe = TRUE;
|
|
|
2007 EMSG2(_(e_invarg2), arg);
|
|
|
2008 break;
|
|
|
2009 }
|
|
|
2010 error = TRUE;
|
|
|
2011 }
|
|
|
2012 else
|
|
|
2013 {
|
|
|
2014 if (do_unlet(temp_string) == FAIL && !eap->forceit)
|
|
|
2015 {
|
|
|
2016 EMSG2(_("E108: No such variable: \"%s\""), temp_string);
|
|
|
2017 error = TRUE;
|
|
|
2018 }
|
|
|
2019 vim_free(temp_string);
|
|
|
2020 }
|
|
|
2021 }
|
|
|
2022 else
|
|
|
2023 {
|
|
|
2024 cc = *name_end;
|
|
|
2025 *name_end = NUL;
|
|
|
2026
|
|
|
2027 if (do_unlet(arg) == FAIL && !eap->forceit)
|
|
|
2028 {
|
|
|
2029 EMSG2(_("E108: No such variable: \"%s\""), arg);
|
|
|
2030 error = TRUE;
|
|
|
2031 }
|
|
|
2032
|
|
|
2033 *name_end = cc;
|
|
|
2034 }
|
|
|
2035 }
|
|
|
2036 arg = skipwhite(name_end);
|
|
|
2037 } while (!ends_excmd(*arg));
|
|
|
2038
|
|
|
2039 eap->nextcmd = check_nextcmd(arg);
|
|
|
2040 }
|
|
|
2041
|
|
|
2042 /*
|
|
|
2043 * "unlet" a variable. Return OK if it existed, FAIL if not.
|
|
|
2044 */
|
|
|
2045 int
|
|
|
2046 do_unlet(name)
|
|
|
2047 char_u *name;
|
|
|
2048 {
|
|
|
2049 VAR v;
|
|
|
2050
|
|
|
2051 v = find_var(name, TRUE);
|
|
|
2052 if (v != NULL)
|
|
|
2053 {
|
|
56
|
2054 clear_var(v);
|
|
7
|
2055 return OK;
|
|
|
2056 }
|
|
|
2057 return FAIL;
|
|
|
2058 }
|
|
|
2059
|
|
|
2060 #if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
|
|
|
2061 /*
|
|
|
2062 * Delete all "menutrans_" variables.
|
|
|
2063 */
|
|
|
2064 void
|
|
|
2065 del_menutrans_vars()
|
|
|
2066 {
|
|
|
2067 int i;
|
|
|
2068
|
|
|
2069 for (i = 0; i < variables.ga_len; ++i)
|
|
56
|
2070 if (VAR_ENTRY(i).v_name != NULL
|
|
|
2071 && STRNCMP(VAR_ENTRY(i).v_name, "menutrans_", 10) == 0)
|
|
|
2072 clear_var(&VAR_ENTRY(i));
|
|
7
|
2073 }
|
|
|
2074 #endif
|
|
|
2075
|
|
|
2076 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
2077
|
|
|
2078 /*
|
|
|
2079 * Local string buffer for the next two functions to store a variable name
|
|
|
2080 * with its prefix. Allocated in cat_prefix_varname(), freed later in
|
|
|
2081 * get_user_var_name().
|
|
|
2082 */
|
|
|
2083
|
|
|
2084 static char_u *cat_prefix_varname __ARGS((int prefix, char_u *name));
|
|
|
2085
|
|
|
2086 static char_u *varnamebuf = NULL;
|
|
|
2087 static int varnamebuflen = 0;
|
|
|
2088
|
|
|
2089 /*
|
|
|
2090 * Function to concatenate a prefix and a variable name.
|
|
|
2091 */
|
|
|
2092 static char_u *
|
|
|
2093 cat_prefix_varname(prefix, name)
|
|
|
2094 int prefix;
|
|
|
2095 char_u *name;
|
|
|
2096 {
|
|
|
2097 int len;
|
|
|
2098
|
|
|
2099 len = (int)STRLEN(name) + 3;
|
|
|
2100 if (len > varnamebuflen)
|
|
|
2101 {
|
|
|
2102 vim_free(varnamebuf);
|
|
|
2103 len += 10; /* some additional space */
|
|
|
2104 varnamebuf = alloc(len);
|
|
|
2105 if (varnamebuf == NULL)
|
|
|
2106 {
|
|
|
2107 varnamebuflen = 0;
|
|
|
2108 return NULL;
|
|
|
2109 }
|
|
|
2110 varnamebuflen = len;
|
|
|
2111 }
|
|
|
2112 *varnamebuf = prefix;
|
|
|
2113 varnamebuf[1] = ':';
|
|
|
2114 STRCPY(varnamebuf + 2, name);
|
|
|
2115 return varnamebuf;
|
|
|
2116 }
|
|
|
2117
|
|
|
2118 /*
|
|
|
2119 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
2120 * (global/buffer/window/built-in) variable names.
|
|
|
2121 */
|
|
|
2122 /*ARGSUSED*/
|
|
|
2123 char_u *
|
|
|
2124 get_user_var_name(xp, idx)
|
|
|
2125 expand_T *xp;
|
|
|
2126 int idx;
|
|
|
2127 {
|
|
|
2128 static int gidx;
|
|
|
2129 static int bidx;
|
|
|
2130 static int widx;
|
|
|
2131 static int vidx;
|
|
|
2132 char_u *name;
|
|
|
2133
|
|
|
2134 if (idx == 0)
|
|
|
2135 gidx = bidx = widx = vidx = 0;
|
|
|
2136 if (gidx < variables.ga_len) /* Global variables */
|
|
|
2137 {
|
|
56
|
2138 while ((name = VAR_ENTRY(gidx++).v_name) == NULL
|
|
7
|
2139 && gidx < variables.ga_len)
|
|
|
2140 /* skip */;
|
|
|
2141 if (name != NULL)
|
|
|
2142 {
|
|
|
2143 if (STRNCMP("g:", xp->xp_pattern, 2) == 0)
|
|
|
2144 return cat_prefix_varname('g', name);
|
|
|
2145 else
|
|
|
2146 return name;
|
|
|
2147 }
|
|
|
2148 }
|
|
|
2149 if (bidx < curbuf->b_vars.ga_len) /* Current buffer variables */
|
|
|
2150 {
|
|
56
|
2151 while ((name = BVAR_ENTRY(bidx++).v_name) == NULL
|
|
7
|
2152 && bidx < curbuf->b_vars.ga_len)
|
|
|
2153 /* skip */;
|
|
|
2154 if (name != NULL)
|
|
|
2155 return cat_prefix_varname('b', name);
|
|
|
2156 }
|
|
|
2157 if (bidx == curbuf->b_vars.ga_len)
|
|
|
2158 {
|
|
|
2159 ++bidx;
|
|
|
2160 return (char_u *)"b:changedtick";
|
|
|
2161 }
|
|
|
2162 if (widx < curwin->w_vars.ga_len) /* Current window variables */
|
|
|
2163 {
|
|
56
|
2164 while ((name = WVAR_ENTRY(widx++).v_name) == NULL
|
|
7
|
2165 && widx < curwin->w_vars.ga_len)
|
|
|
2166 /* skip */;
|
|
|
2167 if (name != NULL)
|
|
|
2168 return cat_prefix_varname('w', name);
|
|
|
2169 }
|
|
|
2170 if (vidx < VV_LEN) /* Built-in variables */
|
|
|
2171 return cat_prefix_varname('v', (char_u *)vimvars[vidx++].name);
|
|
|
2172
|
|
|
2173 vim_free(varnamebuf);
|
|
|
2174 varnamebuf = NULL;
|
|
|
2175 varnamebuflen = 0;
|
|
|
2176 return NULL;
|
|
|
2177 }
|
|
|
2178
|
|
|
2179 #endif /* FEAT_CMDL_COMPL */
|
|
|
2180
|
|
|
2181 /*
|
|
|
2182 * types for expressions.
|
|
|
2183 */
|
|
|
2184 typedef enum
|
|
|
2185 {
|
|
|
2186 TYPE_UNKNOWN = 0
|
|
|
2187 , TYPE_EQUAL /* == */
|
|
|
2188 , TYPE_NEQUAL /* != */
|
|
|
2189 , TYPE_GREATER /* > */
|
|
|
2190 , TYPE_GEQUAL /* >= */
|
|
|
2191 , TYPE_SMALLER /* < */
|
|
|
2192 , TYPE_SEQUAL /* <= */
|
|
|
2193 , TYPE_MATCH /* =~ */
|
|
|
2194 , TYPE_NOMATCH /* !~ */
|
|
|
2195 } exptype_T;
|
|
|
2196
|
|
|
2197 /*
|
|
|
2198 * The "evaluate" argument: When FALSE, the argument is only parsed but not
|
|
71
|
2199 * executed. The function may return OK, but the rettv will be of type
|
|
7
|
2200 * VAR_UNKNOWN. The function still returns FAIL for a syntax error.
|
|
|
2201 */
|
|
|
2202
|
|
|
2203 /*
|
|
|
2204 * Handle zero level expression.
|
|
|
2205 * This calls eval1() and handles error message and nextcmd.
|
|
71
|
2206 * Put the result in "rettv" when returning OK and "evaluate" is TRUE.
|
|
7
|
2207 * Return OK or FAIL.
|
|
|
2208 */
|
|
|
2209 static int
|
|
71
|
2210 eval0(arg, rettv, nextcmd, evaluate)
|
|
7
|
2211 char_u *arg;
|
|
71
|
2212 typeval *rettv;
|
|
7
|
2213 char_u **nextcmd;
|
|
|
2214 int evaluate;
|
|
|
2215 {
|
|
|
2216 int ret;
|
|
|
2217 char_u *p;
|
|
|
2218
|
|
|
2219 p = skipwhite(arg);
|
|
71
|
2220 ret = eval1(&p, rettv, evaluate);
|
|
7
|
2221 if (ret == FAIL || !ends_excmd(*p))
|
|
|
2222 {
|
|
|
2223 if (ret != FAIL)
|
|
71
|
2224 clear_tv(rettv);
|
|
7
|
2225 /*
|
|
|
2226 * Report the invalid expression unless the expression evaluation has
|
|
|
2227 * been cancelled due to an aborting error, an interrupt, or an
|
|
|
2228 * exception.
|
|
|
2229 */
|
|
|
2230 if (!aborting())
|
|
|
2231 EMSG2(_(e_invexpr2), arg);
|
|
|
2232 ret = FAIL;
|
|
|
2233 }
|
|
|
2234 if (nextcmd != NULL)
|
|
|
2235 *nextcmd = check_nextcmd(p);
|
|
|
2236
|
|
|
2237 return ret;
|
|
|
2238 }
|
|
|
2239
|
|
|
2240 /*
|
|
|
2241 * Handle top level expression:
|
|
|
2242 * expr1 ? expr0 : expr0
|
|
|
2243 *
|
|
|
2244 * "arg" must point to the first non-white of the expression.
|
|
|
2245 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2246 *
|
|
|
2247 * Return OK or FAIL.
|
|
|
2248 */
|
|
|
2249 static int
|
|
71
|
2250 eval1(arg, rettv, evaluate)
|
|
7
|
2251 char_u **arg;
|
|
71
|
2252 typeval *rettv;
|
|
7
|
2253 int evaluate;
|
|
|
2254 {
|
|
|
2255 int result;
|
|
56
|
2256 typeval var2;
|
|
7
|
2257
|
|
|
2258 /*
|
|
|
2259 * Get the first variable.
|
|
|
2260 */
|
|
71
|
2261 if (eval2(arg, rettv, evaluate) == FAIL)
|
|
7
|
2262 return FAIL;
|
|
|
2263
|
|
|
2264 if ((*arg)[0] == '?')
|
|
|
2265 {
|
|
|
2266 result = FALSE;
|
|
|
2267 if (evaluate)
|
|
|
2268 {
|
|
71
|
2269 if (get_tv_number(rettv) != 0)
|
|
7
|
2270 result = TRUE;
|
|
71
|
2271 clear_tv(rettv);
|
|
7
|
2272 }
|
|
|
2273
|
|
|
2274 /*
|
|
|
2275 * Get the second variable.
|
|
|
2276 */
|
|
|
2277 *arg = skipwhite(*arg + 1);
|
|
71
|
2278 if (eval1(arg, rettv, evaluate && result) == FAIL) /* recursive! */
|
|
7
|
2279 return FAIL;
|
|
|
2280
|
|
|
2281 /*
|
|
|
2282 * Check for the ":".
|
|
|
2283 */
|
|
|
2284 if ((*arg)[0] != ':')
|
|
|
2285 {
|
|
|
2286 EMSG(_("E109: Missing ':' after '?'"));
|
|
|
2287 if (evaluate && result)
|
|
71
|
2288 clear_tv(rettv);
|
|
7
|
2289 return FAIL;
|
|
|
2290 }
|
|
|
2291
|
|
|
2292 /*
|
|
|
2293 * Get the third variable.
|
|
|
2294 */
|
|
|
2295 *arg = skipwhite(*arg + 1);
|
|
|
2296 if (eval1(arg, &var2, evaluate && !result) == FAIL) /* recursive! */
|
|
|
2297 {
|
|
|
2298 if (evaluate && result)
|
|
71
|
2299 clear_tv(rettv);
|
|
7
|
2300 return FAIL;
|
|
|
2301 }
|
|
|
2302 if (evaluate && !result)
|
|
71
|
2303 *rettv = var2;
|
|
7
|
2304 }
|
|
|
2305
|
|
|
2306 return OK;
|
|
|
2307 }
|
|
|
2308
|
|
|
2309 /*
|
|
|
2310 * Handle first level expression:
|
|
|
2311 * expr2 || expr2 || expr2 logical OR
|
|
|
2312 *
|
|
|
2313 * "arg" must point to the first non-white of the expression.
|
|
|
2314 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2315 *
|
|
|
2316 * Return OK or FAIL.
|
|
|
2317 */
|
|
|
2318 static int
|
|
71
|
2319 eval2(arg, rettv, evaluate)
|
|
7
|
2320 char_u **arg;
|
|
71
|
2321 typeval *rettv;
|
|
7
|
2322 int evaluate;
|
|
|
2323 {
|
|
56
|
2324 typeval var2;
|
|
7
|
2325 long result;
|
|
|
2326 int first;
|
|
|
2327
|
|
|
2328 /*
|
|
|
2329 * Get the first variable.
|
|
|
2330 */
|
|
71
|
2331 if (eval3(arg, rettv, evaluate) == FAIL)
|
|
7
|
2332 return FAIL;
|
|
|
2333
|
|
|
2334 /*
|
|
|
2335 * Repeat until there is no following "||".
|
|
|
2336 */
|
|
|
2337 first = TRUE;
|
|
|
2338 result = FALSE;
|
|
|
2339 while ((*arg)[0] == '|' && (*arg)[1] == '|')
|
|
|
2340 {
|
|
|
2341 if (evaluate && first)
|
|
|
2342 {
|
|
71
|
2343 if (get_tv_number(rettv) != 0)
|
|
7
|
2344 result = TRUE;
|
|
71
|
2345 clear_tv(rettv);
|
|
7
|
2346 first = FALSE;
|
|
|
2347 }
|
|
|
2348
|
|
|
2349 /*
|
|
|
2350 * Get the second variable.
|
|
|
2351 */
|
|
|
2352 *arg = skipwhite(*arg + 2);
|
|
|
2353 if (eval3(arg, &var2, evaluate && !result) == FAIL)
|
|
|
2354 return FAIL;
|
|
|
2355
|
|
|
2356 /*
|
|
|
2357 * Compute the result.
|
|
|
2358 */
|
|
|
2359 if (evaluate && !result)
|
|
|
2360 {
|
|
71
|
2361 if (get_tv_number(&var2) != 0)
|
|
7
|
2362 result = TRUE;
|
|
71
|
2363 clear_tv(&var2);
|
|
7
|
2364 }
|
|
|
2365 if (evaluate)
|
|
|
2366 {
|
|
71
|
2367 rettv->v_type = VAR_NUMBER;
|
|
|
2368 rettv->vval.v_number = result;
|
|
7
|
2369 }
|
|
|
2370 }
|
|
|
2371
|
|
|
2372 return OK;
|
|
|
2373 }
|
|
|
2374
|
|
|
2375 /*
|
|
|
2376 * Handle second level expression:
|
|
|
2377 * expr3 && expr3 && expr3 logical AND
|
|
|
2378 *
|
|
|
2379 * "arg" must point to the first non-white of the expression.
|
|
|
2380 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2381 *
|
|
|
2382 * Return OK or FAIL.
|
|
|
2383 */
|
|
|
2384 static int
|
|
71
|
2385 eval3(arg, rettv, evaluate)
|
|
7
|
2386 char_u **arg;
|
|
71
|
2387 typeval *rettv;
|
|
7
|
2388 int evaluate;
|
|
|
2389 {
|
|
56
|
2390 typeval var2;
|
|
7
|
2391 long result;
|
|
|
2392 int first;
|
|
|
2393
|
|
|
2394 /*
|
|
|
2395 * Get the first variable.
|
|
|
2396 */
|
|
71
|
2397 if (eval4(arg, rettv, evaluate) == FAIL)
|
|
7
|
2398 return FAIL;
|
|
|
2399
|
|
|
2400 /*
|
|
|
2401 * Repeat until there is no following "&&".
|
|
|
2402 */
|
|
|
2403 first = TRUE;
|
|
|
2404 result = TRUE;
|
|
|
2405 while ((*arg)[0] == '&' && (*arg)[1] == '&')
|
|
|
2406 {
|
|
|
2407 if (evaluate && first)
|
|
|
2408 {
|
|
71
|
2409 if (get_tv_number(rettv) == 0)
|
|
7
|
2410 result = FALSE;
|
|
71
|
2411 clear_tv(rettv);
|
|
7
|
2412 first = FALSE;
|
|
|
2413 }
|
|
|
2414
|
|
|
2415 /*
|
|
|
2416 * Get the second variable.
|
|
|
2417 */
|
|
|
2418 *arg = skipwhite(*arg + 2);
|
|
|
2419 if (eval4(arg, &var2, evaluate && result) == FAIL)
|
|
|
2420 return FAIL;
|
|
|
2421
|
|
|
2422 /*
|
|
|
2423 * Compute the result.
|
|
|
2424 */
|
|
|
2425 if (evaluate && result)
|
|
|
2426 {
|
|
71
|
2427 if (get_tv_number(&var2) == 0)
|
|
7
|
2428 result = FALSE;
|
|
71
|
2429 clear_tv(&var2);
|
|
7
|
2430 }
|
|
|
2431 if (evaluate)
|
|
|
2432 {
|
|
71
|
2433 rettv->v_type = VAR_NUMBER;
|
|
|
2434 rettv->vval.v_number = result;
|
|
7
|
2435 }
|
|
|
2436 }
|
|
|
2437
|
|
|
2438 return OK;
|
|
|
2439 }
|
|
|
2440
|
|
|
2441 /*
|
|
|
2442 * Handle third level expression:
|
|
|
2443 * var1 == var2
|
|
|
2444 * var1 =~ var2
|
|
|
2445 * var1 != var2
|
|
|
2446 * var1 !~ var2
|
|
|
2447 * var1 > var2
|
|
|
2448 * var1 >= var2
|
|
|
2449 * var1 < var2
|
|
|
2450 * var1 <= var2
|
|
|
2451 *
|
|
|
2452 * "arg" must point to the first non-white of the expression.
|
|
|
2453 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2454 *
|
|
|
2455 * Return OK or FAIL.
|
|
|
2456 */
|
|
|
2457 static int
|
|
71
|
2458 eval4(arg, rettv, evaluate)
|
|
7
|
2459 char_u **arg;
|
|
71
|
2460 typeval *rettv;
|
|
7
|
2461 int evaluate;
|
|
|
2462 {
|
|
56
|
2463 typeval var2;
|
|
7
|
2464 char_u *p;
|
|
|
2465 int i;
|
|
|
2466 exptype_T type = TYPE_UNKNOWN;
|
|
|
2467 int len = 2;
|
|
|
2468 long n1, n2;
|
|
|
2469 char_u *s1, *s2;
|
|
|
2470 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2471 regmatch_T regmatch;
|
|
|
2472 int ic;
|
|
|
2473 char_u *save_cpo;
|
|
|
2474
|
|
|
2475 /*
|
|
|
2476 * Get the first variable.
|
|
|
2477 */
|
|
71
|
2478 if (eval5(arg, rettv, evaluate) == FAIL)
|
|
7
|
2479 return FAIL;
|
|
|
2480
|
|
|
2481 p = *arg;
|
|
|
2482 switch (p[0])
|
|
|
2483 {
|
|
|
2484 case '=': if (p[1] == '=')
|
|
|
2485 type = TYPE_EQUAL;
|
|
|
2486 else if (p[1] == '~')
|
|
|
2487 type = TYPE_MATCH;
|
|
|
2488 break;
|
|
|
2489 case '!': if (p[1] == '=')
|
|
|
2490 type = TYPE_NEQUAL;
|
|
|
2491 else if (p[1] == '~')
|
|
|
2492 type = TYPE_NOMATCH;
|
|
|
2493 break;
|
|
|
2494 case '>': if (p[1] != '=')
|
|
|
2495 {
|
|
|
2496 type = TYPE_GREATER;
|
|
|
2497 len = 1;
|
|
|
2498 }
|
|
|
2499 else
|
|
|
2500 type = TYPE_GEQUAL;
|
|
|
2501 break;
|
|
|
2502 case '<': if (p[1] != '=')
|
|
|
2503 {
|
|
|
2504 type = TYPE_SMALLER;
|
|
|
2505 len = 1;
|
|
|
2506 }
|
|
|
2507 else
|
|
|
2508 type = TYPE_SEQUAL;
|
|
|
2509 break;
|
|
|
2510 }
|
|
|
2511
|
|
|
2512 /*
|
|
|
2513 * If there is a comparitive operator, use it.
|
|
|
2514 */
|
|
|
2515 if (type != TYPE_UNKNOWN)
|
|
|
2516 {
|
|
|
2517 /* extra question mark appended: ignore case */
|
|
|
2518 if (p[len] == '?')
|
|
|
2519 {
|
|
|
2520 ic = TRUE;
|
|
|
2521 ++len;
|
|
|
2522 }
|
|
|
2523 /* extra '#' appended: match case */
|
|
|
2524 else if (p[len] == '#')
|
|
|
2525 {
|
|
|
2526 ic = FALSE;
|
|
|
2527 ++len;
|
|
|
2528 }
|
|
|
2529 /* nothing appened: use 'ignorecase' */
|
|
|
2530 else
|
|
|
2531 ic = p_ic;
|
|
|
2532
|
|
|
2533 /*
|
|
|
2534 * Get the second variable.
|
|
|
2535 */
|
|
|
2536 *arg = skipwhite(p + len);
|
|
|
2537 if (eval5(arg, &var2, evaluate) == FAIL)
|
|
|
2538 {
|
|
71
|
2539 clear_tv(rettv);
|
|
7
|
2540 return FAIL;
|
|
|
2541 }
|
|
|
2542
|
|
|
2543 if (evaluate)
|
|
|
2544 {
|
|
|
2545 /*
|
|
|
2546 * If one of the two variables is a number, compare as a number.
|
|
|
2547 * When using "=~" or "!~", always compare as string.
|
|
|
2548 */
|
|
71
|
2549 if ((rettv->v_type == VAR_NUMBER || var2.v_type == VAR_NUMBER)
|
|
7
|
2550 && type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2551 {
|
|
71
|
2552 n1 = get_tv_number(rettv);
|
|
|
2553 n2 = get_tv_number(&var2);
|
|
7
|
2554 switch (type)
|
|
|
2555 {
|
|
|
2556 case TYPE_EQUAL: n1 = (n1 == n2); break;
|
|
|
2557 case TYPE_NEQUAL: n1 = (n1 != n2); break;
|
|
|
2558 case TYPE_GREATER: n1 = (n1 > n2); break;
|
|
|
2559 case TYPE_GEQUAL: n1 = (n1 >= n2); break;
|
|
|
2560 case TYPE_SMALLER: n1 = (n1 < n2); break;
|
|
|
2561 case TYPE_SEQUAL: n1 = (n1 <= n2); break;
|
|
|
2562 case TYPE_UNKNOWN:
|
|
|
2563 case TYPE_MATCH:
|
|
|
2564 case TYPE_NOMATCH: break; /* avoid gcc warning */
|
|
|
2565 }
|
|
|
2566 }
|
|
|
2567 else
|
|
|
2568 {
|
|
71
|
2569 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2570 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2571 if (type != TYPE_MATCH && type != TYPE_NOMATCH)
|
|
|
2572 i = ic ? MB_STRICMP(s1, s2) : STRCMP(s1, s2);
|
|
|
2573 else
|
|
|
2574 i = 0;
|
|
|
2575 n1 = FALSE;
|
|
|
2576 switch (type)
|
|
|
2577 {
|
|
|
2578 case TYPE_EQUAL: n1 = (i == 0); break;
|
|
|
2579 case TYPE_NEQUAL: n1 = (i != 0); break;
|
|
|
2580 case TYPE_GREATER: n1 = (i > 0); break;
|
|
|
2581 case TYPE_GEQUAL: n1 = (i >= 0); break;
|
|
|
2582 case TYPE_SMALLER: n1 = (i < 0); break;
|
|
|
2583 case TYPE_SEQUAL: n1 = (i <= 0); break;
|
|
|
2584
|
|
|
2585 case TYPE_MATCH:
|
|
|
2586 case TYPE_NOMATCH:
|
|
|
2587 /* avoid 'l' flag in 'cpoptions' */
|
|
|
2588 save_cpo = p_cpo;
|
|
|
2589 p_cpo = (char_u *)"";
|
|
|
2590 regmatch.regprog = vim_regcomp(s2,
|
|
|
2591 RE_MAGIC + RE_STRING);
|
|
|
2592 regmatch.rm_ic = ic;
|
|
|
2593 if (regmatch.regprog != NULL)
|
|
|
2594 {
|
|
|
2595 n1 = vim_regexec_nl(®match, s1, (colnr_T)0);
|
|
|
2596 vim_free(regmatch.regprog);
|
|
|
2597 if (type == TYPE_NOMATCH)
|
|
|
2598 n1 = !n1;
|
|
|
2599 }
|
|
|
2600 p_cpo = save_cpo;
|
|
|
2601 break;
|
|
|
2602
|
|
|
2603 case TYPE_UNKNOWN: break; /* avoid gcc warning */
|
|
|
2604 }
|
|
|
2605 }
|
|
71
|
2606 clear_tv(rettv);
|
|
|
2607 clear_tv(&var2);
|
|
|
2608 rettv->v_type = VAR_NUMBER;
|
|
|
2609 rettv->vval.v_number = n1;
|
|
7
|
2610 }
|
|
|
2611 }
|
|
|
2612
|
|
|
2613 return OK;
|
|
|
2614 }
|
|
|
2615
|
|
|
2616 /*
|
|
|
2617 * Handle fourth level expression:
|
|
|
2618 * + number addition
|
|
|
2619 * - number subtraction
|
|
|
2620 * . string concatenation
|
|
|
2621 *
|
|
|
2622 * "arg" must point to the first non-white of the expression.
|
|
|
2623 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2624 *
|
|
|
2625 * Return OK or FAIL.
|
|
|
2626 */
|
|
|
2627 static int
|
|
71
|
2628 eval5(arg, rettv, evaluate)
|
|
7
|
2629 char_u **arg;
|
|
71
|
2630 typeval *rettv;
|
|
7
|
2631 int evaluate;
|
|
|
2632 {
|
|
56
|
2633 typeval var2;
|
|
7
|
2634 int op;
|
|
|
2635 long n1, n2;
|
|
|
2636 char_u *s1, *s2;
|
|
|
2637 char_u buf1[NUMBUFLEN], buf2[NUMBUFLEN];
|
|
|
2638 char_u *p;
|
|
|
2639
|
|
|
2640 /*
|
|
|
2641 * Get the first variable.
|
|
|
2642 */
|
|
71
|
2643 if (eval6(arg, rettv, evaluate) == FAIL)
|
|
7
|
2644 return FAIL;
|
|
|
2645
|
|
|
2646 /*
|
|
|
2647 * Repeat computing, until no '+', '-' or '.' is following.
|
|
|
2648 */
|
|
|
2649 for (;;)
|
|
|
2650 {
|
|
|
2651 op = **arg;
|
|
|
2652 if (op != '+' && op != '-' && op != '.')
|
|
|
2653 break;
|
|
|
2654
|
|
|
2655 /*
|
|
|
2656 * Get the second variable.
|
|
|
2657 */
|
|
|
2658 *arg = skipwhite(*arg + 1);
|
|
|
2659 if (eval6(arg, &var2, evaluate) == FAIL)
|
|
|
2660 {
|
|
71
|
2661 clear_tv(rettv);
|
|
7
|
2662 return FAIL;
|
|
|
2663 }
|
|
|
2664
|
|
|
2665 if (evaluate)
|
|
|
2666 {
|
|
|
2667 /*
|
|
|
2668 * Compute the result.
|
|
|
2669 */
|
|
|
2670 if (op == '.')
|
|
|
2671 {
|
|
71
|
2672 s1 = get_tv_string_buf(rettv, buf1);
|
|
|
2673 s2 = get_tv_string_buf(&var2, buf2);
|
|
7
|
2674 op = (int)STRLEN(s1);
|
|
|
2675 p = alloc((unsigned)(op + STRLEN(s2) + 1));
|
|
|
2676 if (p != NULL)
|
|
|
2677 {
|
|
|
2678 STRCPY(p, s1);
|
|
|
2679 STRCPY(p + op, s2);
|
|
|
2680 }
|
|
71
|
2681 clear_tv(rettv);
|
|
|
2682 rettv->v_type = VAR_STRING;
|
|
|
2683 rettv->vval.v_string = p;
|
|
7
|
2684 }
|
|
|
2685 else
|
|
|
2686 {
|
|
71
|
2687 n1 = get_tv_number(rettv);
|
|
|
2688 n2 = get_tv_number(&var2);
|
|
|
2689 clear_tv(rettv);
|
|
7
|
2690 if (op == '+')
|
|
|
2691 n1 = n1 + n2;
|
|
|
2692 else
|
|
|
2693 n1 = n1 - n2;
|
|
71
|
2694 rettv->v_type = VAR_NUMBER;
|
|
|
2695 rettv->vval.v_number = n1;
|
|
|
2696 }
|
|
|
2697 clear_tv(&var2);
|
|
7
|
2698 }
|
|
|
2699 }
|
|
|
2700 return OK;
|
|
|
2701 }
|
|
|
2702
|
|
|
2703 /*
|
|
|
2704 * Handle fifth level expression:
|
|
|
2705 * * number multiplication
|
|
|
2706 * / number division
|
|
|
2707 * % number modulo
|
|
|
2708 *
|
|
|
2709 * "arg" must point to the first non-white of the expression.
|
|
|
2710 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2711 *
|
|
|
2712 * Return OK or FAIL.
|
|
|
2713 */
|
|
|
2714 static int
|
|
71
|
2715 eval6(arg, rettv, evaluate)
|
|
7
|
2716 char_u **arg;
|
|
71
|
2717 typeval *rettv;
|
|
7
|
2718 int evaluate;
|
|
|
2719 {
|
|
56
|
2720 typeval var2;
|
|
7
|
2721 int op;
|
|
|
2722 long n1, n2;
|
|
|
2723
|
|
|
2724 /*
|
|
|
2725 * Get the first variable.
|
|
|
2726 */
|
|
71
|
2727 if (eval7(arg, rettv, evaluate) == FAIL)
|
|
7
|
2728 return FAIL;
|
|
|
2729
|
|
|
2730 /*
|
|
|
2731 * Repeat computing, until no '*', '/' or '%' is following.
|
|
|
2732 */
|
|
|
2733 for (;;)
|
|
|
2734 {
|
|
|
2735 op = **arg;
|
|
|
2736 if (op != '*' && op != '/' && op != '%')
|
|
|
2737 break;
|
|
|
2738
|
|
|
2739 if (evaluate)
|
|
|
2740 {
|
|
71
|
2741 n1 = get_tv_number(rettv);
|
|
|
2742 clear_tv(rettv);
|
|
7
|
2743 }
|
|
|
2744 else
|
|
|
2745 n1 = 0;
|
|
|
2746
|
|
|
2747 /*
|
|
|
2748 * Get the second variable.
|
|
|
2749 */
|
|
|
2750 *arg = skipwhite(*arg + 1);
|
|
|
2751 if (eval7(arg, &var2, evaluate) == FAIL)
|
|
|
2752 return FAIL;
|
|
|
2753
|
|
|
2754 if (evaluate)
|
|
|
2755 {
|
|
71
|
2756 n2 = get_tv_number(&var2);
|
|
|
2757 clear_tv(&var2);
|
|
7
|
2758
|
|
|
2759 /*
|
|
|
2760 * Compute the result.
|
|
|
2761 */
|
|
|
2762 if (op == '*')
|
|
|
2763 n1 = n1 * n2;
|
|
|
2764 else if (op == '/')
|
|
|
2765 {
|
|
|
2766 if (n2 == 0) /* give an error message? */
|
|
|
2767 n1 = 0x7fffffffL;
|
|
|
2768 else
|
|
|
2769 n1 = n1 / n2;
|
|
|
2770 }
|
|
|
2771 else
|
|
|
2772 {
|
|
|
2773 if (n2 == 0) /* give an error message? */
|
|
|
2774 n1 = 0;
|
|
|
2775 else
|
|
|
2776 n1 = n1 % n2;
|
|
|
2777 }
|
|
71
|
2778 rettv->v_type = VAR_NUMBER;
|
|
|
2779 rettv->vval.v_number = n1;
|
|
7
|
2780 }
|
|
|
2781 }
|
|
|
2782
|
|
|
2783 return OK;
|
|
|
2784 }
|
|
|
2785
|
|
|
2786 /*
|
|
|
2787 * Handle sixth level expression:
|
|
|
2788 * number number constant
|
|
|
2789 * "string" string contstant
|
|
|
2790 * 'string' literal string contstant
|
|
|
2791 * &option-name option value
|
|
|
2792 * @r register contents
|
|
|
2793 * identifier variable value
|
|
|
2794 * function() function call
|
|
|
2795 * $VAR environment variable
|
|
|
2796 * (expression) nested expression
|
|
|
2797 *
|
|
|
2798 * Also handle:
|
|
|
2799 * ! in front logical NOT
|
|
|
2800 * - in front unary minus
|
|
|
2801 * + in front unary plus (ignored)
|
|
|
2802 * trailing [] subscript in String
|
|
|
2803 *
|
|
|
2804 * "arg" must point to the first non-white of the expression.
|
|
|
2805 * "arg" is advanced to the next non-white after the recognized expression.
|
|
|
2806 *
|
|
|
2807 * Return OK or FAIL.
|
|
|
2808 */
|
|
|
2809 static int
|
|
71
|
2810 eval7(arg, rettv, evaluate)
|
|
7
|
2811 char_u **arg;
|
|
71
|
2812 typeval *rettv;
|
|
7
|
2813 int evaluate;
|
|
|
2814 {
|
|
|
2815 long n;
|
|
|
2816 int len;
|
|
|
2817 char_u *s;
|
|
|
2818 int val;
|
|
|
2819 char_u *start_leader, *end_leader;
|
|
|
2820 int ret = OK;
|
|
|
2821 char_u *alias;
|
|
|
2822
|
|
|
2823 /*
|
|
71
|
2824 * Initialise variable so that clear_tv() can't mistake this for a
|
|
56
|
2825 * string and free a string that isn't there.
|
|
7
|
2826 */
|
|
71
|
2827 rettv->v_type = VAR_UNKNOWN;
|
|
7
|
2828
|
|
|
2829 /*
|
|
|
2830 * Skip '!' and '-' characters. They are handled later.
|
|
|
2831 */
|
|
|
2832 start_leader = *arg;
|
|
|
2833 while (**arg == '!' || **arg == '-' || **arg == '+')
|
|
|
2834 *arg = skipwhite(*arg + 1);
|
|
|
2835 end_leader = *arg;
|
|
|
2836
|
|
|
2837 switch (**arg)
|
|
|
2838 {
|
|
|
2839 /*
|
|
|
2840 * Number constant.
|
|
|
2841 */
|
|
|
2842 case '0':
|
|
|
2843 case '1':
|
|
|
2844 case '2':
|
|
|
2845 case '3':
|
|
|
2846 case '4':
|
|
|
2847 case '5':
|
|
|
2848 case '6':
|
|
|
2849 case '7':
|
|
|
2850 case '8':
|
|
|
2851 case '9':
|
|
|
2852 vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
|
|
|
2853 *arg += len;
|
|
|
2854 if (evaluate)
|
|
|
2855 {
|
|
71
|
2856 rettv->v_type = VAR_NUMBER;
|
|
|
2857 rettv->vval.v_number = n;
|
|
7
|
2858 }
|
|
|
2859 break;
|
|
|
2860
|
|
|
2861 /*
|
|
|
2862 * String constant: "string".
|
|
|
2863 */
|
|
71
|
2864 case '"': ret = get_string_tv(arg, rettv, evaluate);
|
|
7
|
2865 break;
|
|
|
2866
|
|
|
2867 /*
|
|
|
2868 * Literal string constant: 'string'.
|
|
|
2869 */
|
|
71
|
2870 case '\'': ret = get_lit_string_tv(arg, rettv, evaluate);
|
|
56
|
2871 break;
|
|
|
2872
|
|
|
2873 /*
|
|
|
2874 * List: [expr, expr]
|
|
|
2875 */
|
|
71
|
2876 case '[': ret = get_list_tv(arg, rettv, evaluate);
|
|
7
|
2877 break;
|
|
|
2878
|
|
|
2879 /*
|
|
|
2880 * Option value: &name
|
|
|
2881 */
|
|
71
|
2882 case '&': ret = get_option_tv(arg, rettv, evaluate);
|
|
7
|
2883 break;
|
|
|
2884
|
|
|
2885 /*
|
|
|
2886 * Environment variable: $VAR.
|
|
|
2887 */
|
|
71
|
2888 case '$': ret = get_env_tv(arg, rettv, evaluate);
|
|
7
|
2889 break;
|
|
|
2890
|
|
|
2891 /*
|
|
|
2892 * Register contents: @r.
|
|
|
2893 */
|
|
|
2894 case '@': ++*arg;
|
|
|
2895 if (evaluate)
|
|
|
2896 {
|
|
71
|
2897 rettv->v_type = VAR_STRING;
|
|
|
2898 rettv->vval.v_string = get_reg_contents(**arg, FALSE);
|
|
7
|
2899 }
|
|
|
2900 if (**arg != NUL)
|
|
|
2901 ++*arg;
|
|
|
2902 break;
|
|
|
2903
|
|
|
2904 /*
|
|
|
2905 * nested expression: (expression).
|
|
|
2906 */
|
|
|
2907 case '(': *arg = skipwhite(*arg + 1);
|
|
71
|
2908 ret = eval1(arg, rettv, evaluate); /* recursive! */
|
|
7
|
2909 if (**arg == ')')
|
|
|
2910 ++*arg;
|
|
|
2911 else if (ret == OK)
|
|
|
2912 {
|
|
|
2913 EMSG(_("E110: Missing ')'"));
|
|
71
|
2914 clear_tv(rettv);
|
|
7
|
2915 ret = FAIL;
|
|
|
2916 }
|
|
|
2917 break;
|
|
|
2918
|
|
|
2919 /*
|
|
|
2920 * Must be a variable or function name then.
|
|
|
2921 */
|
|
|
2922 default: s = *arg;
|
|
|
2923 len = get_func_len(arg, &alias, evaluate);
|
|
|
2924 if (alias != NULL)
|
|
|
2925 s = alias;
|
|
|
2926
|
|
|
2927 if (len == 0)
|
|
|
2928 ret = FAIL;
|
|
|
2929 else
|
|
|
2930 {
|
|
|
2931 if (**arg == '(') /* recursive! */
|
|
|
2932 {
|
|
56
|
2933 /* If "s" is the name of a variable of type VAR_FUNC
|
|
|
2934 * use its contents. */
|
|
|
2935 s = deref_func_name(s, &len);
|
|
|
2936
|
|
|
2937 /* Invoke the function. */
|
|
71
|
2938 ret = get_func_tv(s, len, rettv, arg,
|
|
7
|
2939 curwin->w_cursor.lnum, curwin->w_cursor.lnum,
|
|
|
2940 &len, evaluate);
|
|
|
2941 /* Stop the expression evaluation when immediately
|
|
|
2942 * aborting on error, or when an interrupt occurred or
|
|
|
2943 * an exception was thrown but not caught. */
|
|
|
2944 if (aborting())
|
|
|
2945 {
|
|
|
2946 if (ret == OK)
|
|
71
|
2947 clear_tv(rettv);
|
|
7
|
2948 ret = FAIL;
|
|
|
2949 }
|
|
|
2950 }
|
|
|
2951 else if (evaluate)
|
|
71
|
2952 ret = get_var_tv(s, len, rettv);
|
|
7
|
2953 }
|
|
|
2954
|
|
|
2955 if (alias != NULL)
|
|
|
2956 vim_free(alias);
|
|
|
2957
|
|
|
2958 break;
|
|
|
2959 }
|
|
|
2960 *arg = skipwhite(*arg);
|
|
|
2961
|
|
|
2962 /*
|
|
56
|
2963 * Handle expr[expr] and expr[expr:expr] subscript.
|
|
7
|
2964 */
|
|
56
|
2965 while (**arg == '[' && ret == OK)
|
|
|
2966 {
|
|
71
|
2967 if (eval_index(arg, rettv, evaluate) == FAIL)
|
|
|
2968 {
|
|
|
2969 clear_tv(rettv);
|
|
7
|
2970 return FAIL;
|
|
|
2971 }
|
|
|
2972 }
|
|
|
2973
|
|
|
2974 /*
|
|
|
2975 * Apply logical NOT and unary '-', from right to left, ignore '+'.
|
|
|
2976 */
|
|
|
2977 if (ret == OK && evaluate && end_leader > start_leader)
|
|
|
2978 {
|
|
71
|
2979 val = get_tv_number(rettv);
|
|
7
|
2980 while (end_leader > start_leader)
|
|
|
2981 {
|
|
|
2982 --end_leader;
|
|
|
2983 if (*end_leader == '!')
|
|
|
2984 val = !val;
|
|
|
2985 else if (*end_leader == '-')
|
|
|
2986 val = -val;
|
|
|
2987 }
|
|
71
|
2988 clear_tv(rettv);
|
|
|
2989 rettv->v_type = VAR_NUMBER;
|
|
|
2990 rettv->vval.v_number = val;
|
|
7
|
2991 }
|
|
|
2992
|
|
|
2993 return ret;
|
|
|
2994 }
|
|
|
2995
|
|
|
2996 /*
|
|
56
|
2997 * Evaluate an "[expr]" or "[expr:expr]" index.
|
|
|
2998 * "*arg" points to the '['.
|
|
|
2999 * Returns FAIL or OK. "*arg" is advanced to after the ']'.
|
|
|
3000 */
|
|
|
3001 static int
|
|
71
|
3002 eval_index(arg, rettv, evaluate)
|
|
56
|
3003 char_u **arg;
|
|
71
|
3004 typeval *rettv;
|
|
56
|
3005 int evaluate;
|
|
|
3006 {
|
|
|
3007 int empty1 = FALSE, empty2 = FALSE;
|
|
|
3008 typeval var1, var2;
|
|
|
3009 long n1, n2 = 0;
|
|
|
3010 long len;
|
|
|
3011 int range;
|
|
|
3012 char_u *s;
|
|
|
3013
|
|
71
|
3014 if (rettv->v_type == VAR_FUNC)
|
|
56
|
3015 {
|
|
|
3016 EMSG(_("E999: Cannot index a Funcref"));
|
|
|
3017 return FAIL;
|
|
|
3018 }
|
|
|
3019
|
|
|
3020 /*
|
|
|
3021 * Get the (first) variable from inside the [].
|
|
|
3022 */
|
|
|
3023 *arg = skipwhite(*arg + 1);
|
|
|
3024 if (**arg == ':')
|
|
|
3025 empty1 = TRUE;
|
|
|
3026 else if (eval1(arg, &var1, evaluate) == FAIL) /* recursive! */
|
|
|
3027 return FAIL;
|
|
|
3028
|
|
|
3029 /*
|
|
|
3030 * Get the second variable from inside the [:].
|
|
|
3031 */
|
|
|
3032 if (**arg == ':')
|
|
|
3033 {
|
|
|
3034 range = TRUE;
|
|
|
3035 *arg = skipwhite(*arg + 1);
|
|
|
3036 if (**arg == ']')
|
|
|
3037 empty2 = TRUE;
|
|
|
3038 else if (eval1(arg, &var2, evaluate) == FAIL) /* recursive! */
|
|
|
3039 {
|
|
71
|
3040 clear_tv(&var1);
|
|
56
|
3041 return FAIL;
|
|
|
3042 }
|
|
|
3043 }
|
|
|
3044 else
|
|
|
3045 range = FALSE;
|
|
|
3046
|
|
|
3047 /* Check for the ']'. */
|
|
|
3048 if (**arg != ']')
|
|
|
3049 {
|
|
71
|
3050 EMSG(_(e_missbrac));
|
|
|
3051 clear_tv(&var1);
|
|
56
|
3052 if (range)
|
|
71
|
3053 clear_tv(&var2);
|
|
56
|
3054 return FAIL;
|
|
|
3055 }
|
|
|
3056
|
|
|
3057 if (evaluate)
|
|
|
3058 {
|
|
|
3059 if (empty1)
|
|
|
3060 n1 = 0;
|
|
|
3061 else
|
|
|
3062 {
|
|
71
|
3063 n1 = get_tv_number(&var1);
|
|
|
3064 clear_tv(&var1);
|
|
56
|
3065 }
|
|
|
3066 if (range)
|
|
|
3067 {
|
|
|
3068 if (empty2)
|
|
|
3069 n2 = -1;
|
|
|
3070 else
|
|
|
3071 {
|
|
71
|
3072 n2 = get_tv_number(&var2);
|
|
|
3073 clear_tv(&var2);
|
|
|
3074 }
|
|
|
3075 }
|
|
|
3076
|
|
|
3077 switch (rettv->v_type)
|
|
56
|
3078 {
|
|
|
3079 case VAR_NUMBER:
|
|
|
3080 case VAR_STRING:
|
|
71
|
3081 s = get_tv_string(rettv);
|
|
56
|
3082 len = (long)STRLEN(s);
|
|
|
3083 if (range)
|
|
|
3084 {
|
|
|
3085 /* The resulting variable is a substring. If the indexes
|
|
|
3086 * are out of range the result is empty. */
|
|
|
3087 if (n1 < 0)
|
|
|
3088 {
|
|
|
3089 n1 = len + n1;
|
|
|
3090 if (n1 < 0)
|
|
|
3091 n1 = 0;
|
|
|
3092 }
|
|
|
3093 if (n2 < 0)
|
|
|
3094 n2 = len + n2;
|
|
|
3095 else if (n2 >= len)
|
|
|
3096 n2 = len;
|
|
|
3097 if (n1 >= len || n2 < 0 || n1 > n2)
|
|
|
3098 s = NULL;
|
|
|
3099 else
|
|
|
3100 s = vim_strnsave(s + n1, (int)(n2 - n1 + 1));
|
|
|
3101 }
|
|
|
3102 else
|
|
|
3103 {
|
|
|
3104 /* The resulting variable is a string of a single
|
|
|
3105 * character. If the index is too big or negative the
|
|
|
3106 * result is empty. */
|
|
|
3107 if (n1 >= len || n1 < 0)
|
|
|
3108 s = NULL;
|
|
|
3109 else
|
|
|
3110 s = vim_strnsave(s + n1, 1);
|
|
|
3111 }
|
|
71
|
3112 clear_tv(rettv);
|
|
|
3113 rettv->v_type = VAR_STRING;
|
|
|
3114 rettv->vval.v_string = s;
|
|
56
|
3115 break;
|
|
|
3116
|
|
|
3117 case VAR_LIST:
|
|
71
|
3118 len = list_len(rettv->vval.v_list);
|
|
56
|
3119 if (n1 < 0)
|
|
|
3120 n1 = len + n1;
|
|
|
3121 if (!empty1 && (n1 < 0 || n1 >= len))
|
|
|
3122 {
|
|
|
3123 EMSGN(_(e_listidx), n1);
|
|
|
3124 return FAIL;
|
|
|
3125 }
|
|
|
3126 if (range)
|
|
|
3127 {
|
|
|
3128 listvar *l;
|
|
|
3129 listitem *item;
|
|
|
3130
|
|
|
3131 if (n2 < 0)
|
|
|
3132 n2 = len + n2;
|
|
|
3133 if (!empty2 && (n2 < 0 || n2 >= len || n2 < n1))
|
|
|
3134 {
|
|
|
3135 EMSGN(_(e_listidx), n2);
|
|
|
3136 return FAIL;
|
|
|
3137 }
|
|
|
3138 l = list_alloc();
|
|
|
3139 if (l == NULL)
|
|
|
3140 return FAIL;
|
|
71
|
3141 for (item = list_find(rettv->vval.v_list, n1);
|
|
56
|
3142 n1 <= n2; ++n1)
|
|
|
3143 {
|
|
|
3144 if (list_append_tv(l, &item->li_tv) == FAIL)
|
|
|
3145 {
|
|
|
3146 list_free(l);
|
|
|
3147 return FAIL;
|
|
|
3148 }
|
|
|
3149 item = item->li_next;
|
|
|
3150 }
|
|
71
|
3151 clear_tv(rettv);
|
|
|
3152 rettv->v_type = VAR_LIST;
|
|
|
3153 rettv->vval.v_list = l;
|
|
56
|
3154 }
|
|
|
3155 else
|
|
|
3156 {
|
|
71
|
3157 copy_tv(&list_find(rettv->vval.v_list, n1)->li_tv,
|
|
56
|
3158 &var1);
|
|
71
|
3159 clear_tv(rettv);
|
|
|
3160 *rettv = var1;
|
|
56
|
3161 }
|
|
|
3162 break;
|
|
|
3163 }
|
|
|
3164 }
|
|
|
3165
|
|
|
3166 *arg = skipwhite(*arg + 1); /* skip the ']' */
|
|
|
3167 return OK;
|
|
|
3168 }
|
|
|
3169
|
|
|
3170 /*
|
|
7
|
3171 * Get an option value.
|
|
|
3172 * "arg" points to the '&' or '+' before the option name.
|
|
|
3173 * "arg" is advanced to character after the option name.
|
|
|
3174 * Return OK or FAIL.
|
|
|
3175 */
|
|
|
3176 static int
|
|
71
|
3177 get_option_tv(arg, rettv, evaluate)
|
|
7
|
3178 char_u **arg;
|
|
71
|
3179 typeval *rettv; /* when NULL, only check if option exists */
|
|
7
|
3180 int evaluate;
|
|
|
3181 {
|
|
|
3182 char_u *option_end;
|
|
|
3183 long numval;
|
|
|
3184 char_u *stringval;
|
|
|
3185 int opt_type;
|
|
|
3186 int c;
|
|
|
3187 int working = (**arg == '+'); /* has("+option") */
|
|
|
3188 int ret = OK;
|
|
|
3189 int opt_flags;
|
|
|
3190
|
|
|
3191 /*
|
|
|
3192 * Isolate the option name and find its value.
|
|
|
3193 */
|
|
|
3194 option_end = find_option_end(arg, &opt_flags);
|
|
|
3195 if (option_end == NULL)
|
|
|
3196 {
|
|
71
|
3197 if (rettv != NULL)
|
|
7
|
3198 EMSG2(_("E112: Option name missing: %s"), *arg);
|
|
|
3199 return FAIL;
|
|
|
3200 }
|
|
|
3201
|
|
|
3202 if (!evaluate)
|
|
|
3203 {
|
|
|
3204 *arg = option_end;
|
|
|
3205 return OK;
|
|
|
3206 }
|
|
|
3207
|
|
|
3208 c = *option_end;
|
|
|
3209 *option_end = NUL;
|
|
|
3210 opt_type = get_option_value(*arg, &numval,
|
|
71
|
3211 rettv == NULL ? NULL : &stringval, opt_flags);
|
|
7
|
3212
|
|
|
3213 if (opt_type == -3) /* invalid name */
|
|
|
3214 {
|
|
71
|
3215 if (rettv != NULL)
|
|
7
|
3216 EMSG2(_("E113: Unknown option: %s"), *arg);
|
|
|
3217 ret = FAIL;
|
|
|
3218 }
|
|
71
|
3219 else if (rettv != NULL)
|
|
7
|
3220 {
|
|
|
3221 if (opt_type == -2) /* hidden string option */
|
|
|
3222 {
|
|
71
|
3223 rettv->v_type = VAR_STRING;
|
|
|
3224 rettv->vval.v_string = NULL;
|
|
7
|
3225 }
|
|
|
3226 else if (opt_type == -1) /* hidden number option */
|
|
|
3227 {
|
|
71
|
3228 rettv->v_type = VAR_NUMBER;
|
|
|
3229 rettv->vval.v_number = 0;
|
|
7
|
3230 }
|
|
|
3231 else if (opt_type == 1) /* number option */
|
|
|
3232 {
|
|
71
|
3233 rettv->v_type = VAR_NUMBER;
|
|
|
3234 rettv->vval.v_number = numval;
|
|
7
|
3235 }
|
|
|
3236 else /* string option */
|
|
|
3237 {
|
|
71
|
3238 rettv->v_type = VAR_STRING;
|
|
|
3239 rettv->vval.v_string = stringval;
|
|
7
|
3240 }
|
|
|
3241 }
|
|
|
3242 else if (working && (opt_type == -2 || opt_type == -1))
|
|
|
3243 ret = FAIL;
|
|
|
3244
|
|
|
3245 *option_end = c; /* put back for error messages */
|
|
|
3246 *arg = option_end;
|
|
|
3247
|
|
|
3248 return ret;
|
|
|
3249 }
|
|
|
3250
|
|
|
3251 /*
|
|
|
3252 * Allocate a variable for a string constant.
|
|
|
3253 * Return OK or FAIL.
|
|
|
3254 */
|
|
|
3255 static int
|
|
71
|
3256 get_string_tv(arg, rettv, evaluate)
|
|
7
|
3257 char_u **arg;
|
|
71
|
3258 typeval *rettv;
|
|
7
|
3259 int evaluate;
|
|
|
3260 {
|
|
|
3261 char_u *p;
|
|
|
3262 char_u *name;
|
|
|
3263 int i;
|
|
|
3264 int extra = 0;
|
|
|
3265
|
|
|
3266 /*
|
|
|
3267 * Find the end of the string, skipping backslashed characters.
|
|
|
3268 */
|
|
39
|
3269 for (p = *arg + 1; *p && *p != '"'; mb_ptr_adv(p))
|
|
7
|
3270 {
|
|
|
3271 if (*p == '\\' && p[1] != NUL)
|
|
|
3272 {
|
|
|
3273 ++p;
|
|
|
3274 /* A "\<x>" form occupies at least 4 characters, and produces up
|
|
|
3275 * to 6 characters: reserve space for 2 extra */
|
|
|
3276 if (*p == '<')
|
|
|
3277 extra += 2;
|
|
|
3278 }
|
|
|
3279 }
|
|
|
3280
|
|
|
3281 if (*p != '"')
|
|
|
3282 {
|
|
|
3283 EMSG2(_("E114: Missing quote: %s"), *arg);
|
|
|
3284 return FAIL;
|
|
|
3285 }
|
|
|
3286
|
|
|
3287 /* If only parsing, set *arg and return here */
|
|
|
3288 if (!evaluate)
|
|
|
3289 {
|
|
|
3290 *arg = p + 1;
|
|
|
3291 return OK;
|
|
|
3292 }
|
|
|
3293
|
|
|
3294 /*
|
|
|
3295 * Copy the string into allocated memory, handling backslashed
|
|
|
3296 * characters.
|
|
|
3297 */
|
|
|
3298 name = alloc((unsigned)(p - *arg + extra));
|
|
|
3299 if (name == NULL)
|
|
|
3300 return FAIL;
|
|
|
3301
|
|
|
3302 i = 0;
|
|
|
3303 for (p = *arg + 1; *p && *p != '"'; ++p)
|
|
|
3304 {
|
|
|
3305 if (*p == '\\')
|
|
|
3306 {
|
|
|
3307 switch (*++p)
|
|
|
3308 {
|
|
|
3309 case 'b': name[i++] = BS; break;
|
|
|
3310 case 'e': name[i++] = ESC; break;
|
|
|
3311 case 'f': name[i++] = FF; break;
|
|
|
3312 case 'n': name[i++] = NL; break;
|
|
|
3313 case 'r': name[i++] = CAR; break;
|
|
|
3314 case 't': name[i++] = TAB; break;
|
|
|
3315
|
|
|
3316 case 'X': /* hex: "\x1", "\x12" */
|
|
|
3317 case 'x':
|
|
|
3318 case 'u': /* Unicode: "\u0023" */
|
|
|
3319 case 'U':
|
|
|
3320 if (vim_isxdigit(p[1]))
|
|
|
3321 {
|
|
|
3322 int n, nr;
|
|
|
3323 int c = toupper(*p);
|
|
|
3324
|
|
|
3325 if (c == 'X')
|
|
|
3326 n = 2;
|
|
|
3327 else
|
|
|
3328 n = 4;
|
|
|
3329 nr = 0;
|
|
|
3330 while (--n >= 0 && vim_isxdigit(p[1]))
|
|
|
3331 {
|
|
|
3332 ++p;
|
|
|
3333 nr = (nr << 4) + hex2nr(*p);
|
|
|
3334 }
|
|
|
3335 #ifdef FEAT_MBYTE
|
|
|
3336 /* For "\u" store the number according to
|
|
|
3337 * 'encoding'. */
|
|
|
3338 if (c != 'X')
|
|
|
3339 i += (*mb_char2bytes)(nr, name + i);
|
|
|
3340 else
|
|
|
3341 #endif
|
|
|
3342 name[i++] = nr;
|
|
|
3343 }
|
|
|
3344 else
|
|
|
3345 name[i++] = *p;
|
|
|
3346 break;
|
|
|
3347
|
|
|
3348 /* octal: "\1", "\12", "\123" */
|
|
|
3349 case '0':
|
|
|
3350 case '1':
|
|
|
3351 case '2':
|
|
|
3352 case '3':
|
|
|
3353 case '4':
|
|
|
3354 case '5':
|
|
|
3355 case '6':
|
|
|
3356 case '7': name[i] = *p - '0';
|
|
|
3357 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3358 {
|
|
|
3359 ++p;
|
|
|
3360 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3361 if (p[1] >= '0' && p[1] <= '7')
|
|
|
3362 {
|
|
|
3363 ++p;
|
|
|
3364 name[i] = (name[i] << 3) + *p - '0';
|
|
|
3365 }
|
|
|
3366 }
|
|
|
3367 ++i;
|
|
|
3368 break;
|
|
|
3369
|
|
|
3370 /* Special key, e.g.: "\<C-W>" */
|
|
|
3371 case '<': extra = trans_special(&p, name + i, TRUE);
|
|
|
3372 if (extra != 0)
|
|
|
3373 {
|
|
|
3374 i += extra;
|
|
|
3375 --p;
|
|
|
3376 break;
|
|
|
3377 }
|
|
|
3378 /* FALLTHROUGH */
|
|
|
3379
|
|
|
3380 default: name[i++] = *p;
|
|
|
3381 break;
|
|
|
3382 }
|
|
|
3383 }
|
|
|
3384 else
|
|
|
3385 name[i++] = *p;
|
|
|
3386
|
|
|
3387 #ifdef FEAT_MBYTE
|
|
|
3388 /* For a multi-byte character copy the bytes after the first one. */
|
|
|
3389 if (has_mbyte)
|
|
|
3390 {
|
|
|
3391 int l = (*mb_ptr2len_check)(p);
|
|
|
3392
|
|
|
3393 while (--l > 0)
|
|
|
3394 name[i++] = *++p;
|
|
|
3395 }
|
|
|
3396 #endif
|
|
|
3397 }
|
|
|
3398 name[i] = NUL;
|
|
|
3399 *arg = p + 1;
|
|
|
3400
|
|
71
|
3401 rettv->v_type = VAR_STRING;
|
|
|
3402 rettv->vval.v_string = name;
|
|
7
|
3403
|
|
|
3404 return OK;
|
|
|
3405 }
|
|
|
3406
|
|
|
3407 /*
|
|
|
3408 * Allocate a variable for an backtick-string constant.
|
|
|
3409 * Return OK or FAIL.
|
|
|
3410 */
|
|
|
3411 static int
|
|
71
|
3412 get_lit_string_tv(arg, rettv, evaluate)
|
|
7
|
3413 char_u **arg;
|
|
71
|
3414 typeval *rettv;
|
|
7
|
3415 int evaluate;
|
|
|
3416 {
|
|
|
3417 char_u *p;
|
|
|
3418 char_u *name;
|
|
|
3419
|
|
|
3420 /*
|
|
|
3421 * Find the end of the string.
|
|
|
3422 */
|
|
|
3423 p = vim_strchr(*arg + 1, '\'');
|
|
|
3424 if (p == NULL)
|
|
|
3425 {
|
|
|
3426 EMSG2(_("E115: Missing quote: %s"), *arg);
|
|
|
3427 return FAIL;
|
|
|
3428 }
|
|
|
3429
|
|
|
3430 if (evaluate)
|
|
|
3431 {
|
|
|
3432 /*
|
|
|
3433 * Copy the string into allocated memory.
|
|
|
3434 */
|
|
|
3435 name = vim_strnsave(*arg + 1, (int)(p - (*arg + 1)));
|
|
|
3436 if (name == NULL)
|
|
|
3437 return FAIL;
|
|
|
3438
|
|
71
|
3439 rettv->v_type = VAR_STRING;
|
|
|
3440 rettv->vval.v_string = name;
|
|
7
|
3441 }
|
|
|
3442
|
|
|
3443 *arg = p + 1;
|
|
|
3444
|
|
|
3445 return OK;
|
|
|
3446 }
|
|
|
3447
|
|
|
3448 /*
|
|
56
|
3449 * Allocate a variable for a List and fill it from "*arg".
|
|
|
3450 * Return OK or FAIL.
|
|
|
3451 */
|
|
|
3452 static int
|
|
71
|
3453 get_list_tv(arg, rettv, evaluate)
|
|
56
|
3454 char_u **arg;
|
|
71
|
3455 typeval *rettv;
|
|
56
|
3456 int evaluate;
|
|
|
3457 {
|
|
|
3458 listvar *l = NULL;
|
|
|
3459 typeval tv;
|
|
|
3460 listitem *item;
|
|
|
3461
|
|
|
3462 if (evaluate)
|
|
|
3463 {
|
|
|
3464 l = list_alloc();
|
|
|
3465 if (l == NULL)
|
|
|
3466 return FAIL;
|
|
|
3467 }
|
|
|
3468
|
|
|
3469 *arg = skipwhite(*arg + 1);
|
|
|
3470 while (**arg != ']' && **arg != NUL)
|
|
|
3471 {
|
|
|
3472 if (eval1(arg, &tv, evaluate) == FAIL) /* recursive! */
|
|
|
3473 goto failret;
|
|
|
3474 if (evaluate)
|
|
|
3475 {
|
|
|
3476 item = listitem_alloc();
|
|
|
3477 if (item != NULL)
|
|
|
3478 {
|
|
|
3479 item->li_tv = tv;
|
|
|
3480 list_append(l, item);
|
|
|
3481 }
|
|
|
3482 }
|
|
|
3483
|
|
|
3484 if (**arg == ']')
|
|
|
3485 break;
|
|
|
3486 if (**arg != ',')
|
|
|
3487 {
|
|
|
3488 EMSG2(_("E999: Missing comma in list: %s"), *arg);
|
|
|
3489 goto failret;
|
|
|
3490 }
|
|
|
3491 *arg = skipwhite(*arg + 1);
|
|
|
3492 }
|
|
|
3493
|
|
|
3494 if (**arg != ']')
|
|
|
3495 {
|
|
|
3496 EMSG2(_("E999: Missing end of list ']': %s"), *arg);
|
|
|
3497 failret:
|
|
|
3498 if (evaluate)
|
|
|
3499 list_free(l);
|
|
|
3500 return FAIL;
|
|
|
3501 }
|
|
|
3502
|
|
|
3503 *arg = skipwhite(*arg + 1);
|
|
|
3504 if (evaluate)
|
|
|
3505 {
|
|
71
|
3506 rettv->v_type = VAR_LIST;
|
|
|
3507 rettv->vval.v_list = l;
|
|
56
|
3508 ++l->lv_refcount;
|
|
|
3509 }
|
|
|
3510
|
|
|
3511 return OK;
|
|
|
3512 }
|
|
|
3513
|
|
|
3514 /*
|
|
|
3515 * Allocate an empty header for a list.
|
|
|
3516 */
|
|
|
3517 static listvar *
|
|
|
3518 list_alloc()
|
|
|
3519 {
|
|
|
3520 return (listvar *)alloc_clear(sizeof(listvar));
|
|
|
3521 }
|
|
|
3522
|
|
|
3523 /*
|
|
|
3524 * Unreference a list: decrement the reference count and free it when it
|
|
|
3525 * becomes zero.
|
|
|
3526 */
|
|
|
3527 static void
|
|
|
3528 list_unref(l)
|
|
|
3529 listvar *l;
|
|
|
3530 {
|
|
|
3531 if (l != NULL && --l->lv_refcount <= 0)
|
|
|
3532 list_free(l);
|
|
|
3533 }
|
|
|
3534
|
|
|
3535 /*
|
|
|
3536 * Free a list, including all items it points to.
|
|
|
3537 * Ignores the reference count.
|
|
|
3538 */
|
|
|
3539 static void
|
|
|
3540 list_free(l)
|
|
|
3541 listvar *l;
|
|
|
3542 {
|
|
|
3543 listitem *item;
|
|
|
3544 listitem *next;
|
|
|
3545
|
|
|
3546 for (item = l->lv_first; item != NULL; item = next)
|
|
|
3547 {
|
|
|
3548 next = item->li_next;
|
|
|
3549 listitem_free(item);
|
|
|
3550 }
|
|
|
3551 vim_free(l);
|
|
|
3552 }
|
|
|
3553
|
|
|
3554 /*
|
|
|
3555 * Allocate a list item.
|
|
|
3556 */
|
|
|
3557 static listitem *
|
|
|
3558 listitem_alloc()
|
|
|
3559 {
|
|
|
3560 return (listitem *)alloc(sizeof(listitem));
|
|
|
3561 }
|
|
|
3562
|
|
|
3563 /*
|
|
76
|
3564 * Free a list item. Also clears the value. Does not notify watchers.
|
|
56
|
3565 */
|
|
|
3566 static void
|
|
|
3567 listitem_free(item)
|
|
|
3568 listitem *item;
|
|
|
3569 {
|
|
71
|
3570 clear_tv(&item->li_tv);
|
|
56
|
3571 vim_free(item);
|
|
|
3572 }
|
|
|
3573
|
|
|
3574 /*
|
|
|
3575 * Get the number of items in a list.
|
|
|
3576 */
|
|
|
3577 static long
|
|
|
3578 list_len(l)
|
|
|
3579 listvar *l;
|
|
|
3580 {
|
|
|
3581 listitem *item;
|
|
|
3582 long len = 0;
|
|
|
3583
|
|
|
3584 if (l == NULL)
|
|
|
3585 return 0L;
|
|
|
3586 for (item = l->lv_first; item != NULL; item = item->li_next)
|
|
|
3587 ++len;
|
|
|
3588 return len;
|
|
|
3589 }
|
|
|
3590
|
|
|
3591 /*
|
|
|
3592 * Locate item with index "n" in list "l" and return it.
|
|
|
3593 * A negative index is counted from the end; -1 is the last item.
|
|
|
3594 * Returns NULL when "n" is out of range.
|
|
|
3595 */
|
|
|
3596 static listitem *
|
|
|
3597 list_find(l, n)
|
|
|
3598 listvar *l;
|
|
|
3599 long n;
|
|
|
3600 {
|
|
|
3601 listitem *item;
|
|
|
3602 long idx;
|
|
|
3603
|
|
|
3604 if (l == NULL)
|
|
|
3605 return NULL;
|
|
|
3606 if (n < 0)
|
|
|
3607 {
|
|
|
3608 idx = -1; /* search from the end */
|
|
|
3609 for (item = l->lv_last; item != NULL && idx > n; item = item->li_prev)
|
|
|
3610 --idx;
|
|
|
3611 }
|
|
|
3612 else
|
|
|
3613 {
|
|
|
3614 idx = 0; /* search from the start */
|
|
|
3615 for (item = l->lv_first; item != NULL && idx < n; item = item->li_next)
|
|
|
3616 ++idx;
|
|
|
3617 }
|
|
|
3618 if (idx != n)
|
|
|
3619 return NULL;
|
|
|
3620 return item;
|
|
|
3621 }
|
|
|
3622
|
|
|
3623 /*
|
|
|
3624 * Append item "item" to the end of list "l".
|
|
|
3625 */
|
|
|
3626 static void
|
|
|
3627 list_append(l, item)
|
|
|
3628 listvar *l;
|
|
|
3629 listitem *item;
|
|
|
3630 {
|
|
|
3631 if (l->lv_last == NULL)
|
|
|
3632 {
|
|
|
3633 /* empty list */
|
|
|
3634 l->lv_first = item;
|
|
|
3635 l->lv_last = item;
|
|
|
3636 item->li_prev = NULL;
|
|
|
3637 }
|
|
|
3638 else
|
|
|
3639 {
|
|
|
3640 l->lv_last->li_next = item;
|
|
|
3641 item->li_prev = l->lv_last;
|
|
|
3642 l->lv_last = item;
|
|
|
3643 }
|
|
|
3644 item->li_next = NULL;
|
|
|
3645 }
|
|
|
3646
|
|
|
3647 /*
|
|
|
3648 * Append typeval "tv" to the end of list "l".
|
|
|
3649 */
|
|
|
3650 static int
|
|
|
3651 list_append_tv(l, tv)
|
|
|
3652 listvar *l;
|
|
|
3653 typeval *tv;
|
|
|
3654 {
|
|
|
3655 listitem *ni = listitem_alloc();
|
|
|
3656
|
|
|
3657 if (ni == NULL)
|
|
|
3658 return FAIL;
|
|
71
|
3659 copy_tv(tv, &ni->li_tv);
|
|
56
|
3660 list_append(l, ni);
|
|
|
3661 return OK;
|
|
|
3662 }
|
|
|
3663
|
|
|
3664 /*
|
|
|
3665 * Make a copy of list "l". Shallow if "deep" is FALSE.
|
|
|
3666 * The refcount of the new list is set to 1.
|
|
|
3667 * Returns NULL when out of memory.
|
|
|
3668 */
|
|
|
3669 static listvar *
|
|
|
3670 list_copy(orig, deep)
|
|
|
3671 listvar *orig;
|
|
|
3672 int deep;
|
|
|
3673 {
|
|
|
3674 listvar *copy;
|
|
|
3675 listitem *item;
|
|
|
3676 listitem *ni;
|
|
|
3677 static int recurse = 0;
|
|
|
3678
|
|
|
3679 if (orig == NULL)
|
|
|
3680 return NULL;
|
|
|
3681 if (recurse >= VAR_LIST_MAXNEST)
|
|
|
3682 {
|
|
|
3683 EMSG(_("E999: List nested too deep for making a copy"));
|
|
|
3684 return NULL;
|
|
|
3685 }
|
|
|
3686 ++recurse;
|
|
|
3687
|
|
|
3688 copy = list_alloc();
|
|
|
3689 if (copy != NULL)
|
|
|
3690 {
|
|
|
3691 for (item = orig->lv_first; item != NULL; item = item->li_next)
|
|
|
3692 {
|
|
|
3693 ni = listitem_alloc();
|
|
|
3694 if (ni == NULL)
|
|
|
3695 break;
|
|
|
3696 if (deep && item->li_tv.v_type == VAR_LIST)
|
|
|
3697 {
|
|
|
3698 ni->li_tv.v_type = VAR_LIST;
|
|
|
3699 ni->li_tv.vval.v_list = list_copy(item->li_tv.vval.v_list,
|
|
|
3700 TRUE);
|
|
|
3701 if (ni->li_tv.vval.v_list == NULL)
|
|
|
3702 {
|
|
|
3703 vim_free(ni);
|
|
|
3704 break;
|
|
|
3705 }
|
|
|
3706 }
|
|
|
3707 else
|
|
71
|
3708 copy_tv(&item->li_tv, &ni->li_tv);
|
|
56
|
3709 list_append(copy, ni);
|
|
|
3710 }
|
|
|
3711 ++copy->lv_refcount;
|
|
|
3712 }
|
|
|
3713
|
|
|
3714 --recurse;
|
|
|
3715 return copy;
|
|
|
3716 }
|
|
|
3717
|
|
|
3718 /*
|
|
|
3719 * Remove item with index "n" from list "l" and return it.
|
|
|
3720 * Returns NULL when "n" is out of range.
|
|
|
3721 */
|
|
|
3722 static listitem *
|
|
|
3723 list_getrem(l, n)
|
|
|
3724 listvar *l;
|
|
|
3725 long n;
|
|
|
3726 {
|
|
|
3727 listitem *item;
|
|
|
3728
|
|
|
3729 item = list_find(l, n);
|
|
|
3730 if (item != NULL)
|
|
|
3731 {
|
|
76
|
3732 list_fix_watch(l, item); /* notify watchers */
|
|
56
|
3733 if (item->li_next == NULL)
|
|
|
3734 l->lv_last = item->li_prev;
|
|
|
3735 else
|
|
|
3736 item->li_next->li_prev = item->li_prev;
|
|
|
3737 if (item->li_prev == NULL)
|
|
|
3738 l->lv_first = item->li_next;
|
|
|
3739 else
|
|
|
3740 item->li_prev->li_next = item->li_next;
|
|
|
3741 }
|
|
|
3742 return item;
|
|
|
3743 }
|
|
|
3744
|
|
|
3745 /*
|
|
|
3746 * Return an allocated string with the string representation of a list.
|
|
|
3747 * May return NULL.
|
|
|
3748 */
|
|
|
3749 static char_u *
|
|
|
3750 list2string(tv)
|
|
|
3751 typeval *tv;
|
|
|
3752 {
|
|
|
3753 garray_T ga;
|
|
|
3754 listitem *item;
|
|
|
3755 int first = TRUE;
|
|
|
3756 char_u *tofree;
|
|
|
3757 char_u *s;
|
|
|
3758
|
|
|
3759 if (tv->vval.v_list == NULL)
|
|
|
3760 return NULL;
|
|
|
3761 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
3762 ga_append(&ga, '[');
|
|
|
3763
|
|
|
3764 for (item = tv->vval.v_list->lv_first; item != NULL; item = item->li_next)
|
|
|
3765 {
|
|
|
3766 if (first)
|
|
|
3767 first = FALSE;
|
|
|
3768 else
|
|
|
3769 ga_concat(&ga, (char_u *)", ");
|
|
|
3770
|
|
|
3771 s = tv2string(&item->li_tv, &tofree);
|
|
|
3772 if (s != NULL)
|
|
|
3773 ga_concat(&ga, s);
|
|
|
3774 vim_free(tofree);
|
|
|
3775 }
|
|
|
3776
|
|
|
3777 ga_append(&ga, ']');
|
|
|
3778 ga_append(&ga, NUL);
|
|
|
3779 return (char_u *)ga.ga_data;
|
|
|
3780 }
|
|
|
3781
|
|
|
3782 /*
|
|
|
3783 * Return a string with the string representation of a variable.
|
|
|
3784 * If the memory is allocated "tofree" is set to it, otherwise NULL.
|
|
|
3785 * Can only be used once before the value is used, it may call
|
|
|
3786 * get_var_string().
|
|
|
3787 * May return NULL;
|
|
|
3788 */
|
|
|
3789 static char_u *
|
|
|
3790 tv2string(tv, tofree)
|
|
|
3791 typeval *tv;
|
|
|
3792 char_u **tofree;
|
|
|
3793 {
|
|
|
3794 switch (tv->v_type)
|
|
|
3795 {
|
|
|
3796 case VAR_FUNC:
|
|
|
3797 *tofree = NULL;
|
|
|
3798 return tv->vval.v_string;
|
|
|
3799 case VAR_LIST:
|
|
|
3800 *tofree = list2string(tv);
|
|
|
3801 return *tofree;
|
|
71
|
3802 case VAR_STRING:
|
|
|
3803 case VAR_NUMBER:
|
|
|
3804 break;
|
|
56
|
3805 default:
|
|
71
|
3806 EMSG2(_(e_intern2), "tv2string()");
|
|
56
|
3807 }
|
|
|
3808 *tofree = NULL;
|
|
71
|
3809 return get_tv_string(tv);
|
|
56
|
3810 }
|
|
|
3811
|
|
|
3812 /*
|
|
7
|
3813 * Get the value of an environment variable.
|
|
|
3814 * "arg" is pointing to the '$'. It is advanced to after the name.
|
|
|
3815 * If the environment variable was not set, silently assume it is empty.
|
|
|
3816 * Always return OK.
|
|
|
3817 */
|
|
|
3818 static int
|
|
71
|
3819 get_env_tv(arg, rettv, evaluate)
|
|
7
|
3820 char_u **arg;
|
|
71
|
3821 typeval *rettv;
|
|
7
|
3822 int evaluate;
|
|
|
3823 {
|
|
|
3824 char_u *string = NULL;
|
|
|
3825 int len;
|
|
|
3826 int cc;
|
|
|
3827 char_u *name;
|
|
|
3828
|
|
|
3829 ++*arg;
|
|
|
3830 name = *arg;
|
|
|
3831 len = get_env_len(arg);
|
|
|
3832 if (evaluate)
|
|
|
3833 {
|
|
|
3834 if (len != 0)
|
|
|
3835 {
|
|
|
3836 cc = name[len];
|
|
|
3837 name[len] = NUL;
|
|
|
3838 /* first try mch_getenv(), fast for normal environment vars */
|
|
|
3839 string = mch_getenv(name);
|
|
|
3840 if (string != NULL && *string != NUL)
|
|
|
3841 string = vim_strsave(string);
|
|
|
3842 else
|
|
|
3843 {
|
|
|
3844 /* next try expanding things like $VIM and ${HOME} */
|
|
|
3845 string = expand_env_save(name - 1);
|
|
|
3846 if (string != NULL && *string == '$')
|
|
|
3847 {
|
|
|
3848 vim_free(string);
|
|
|
3849 string = NULL;
|
|
|
3850 }
|
|
|
3851 }
|
|
|
3852 name[len] = cc;
|
|
|
3853 }
|
|
71
|
3854 rettv->v_type = VAR_STRING;
|
|
|
3855 rettv->vval.v_string = string;
|
|
7
|
3856 }
|
|
|
3857
|
|
|
3858 return OK;
|
|
|
3859 }
|
|
|
3860
|
|
|
3861 /*
|
|
|
3862 * Array with names and number of arguments of all internal functions
|
|
|
3863 * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
|
|
|
3864 */
|
|
|
3865 static struct fst
|
|
|
3866 {
|
|
|
3867 char *f_name; /* function name */
|
|
|
3868 char f_min_argc; /* minimal number of arguments */
|
|
|
3869 char f_max_argc; /* maximal number of arguments */
|
|
56
|
3870 void (*f_func) __ARGS((typeval *args, typeval *rvar));
|
|
|
3871 /* implemenation of function */
|
|
7
|
3872 } functions[] =
|
|
|
3873 {
|
|
|
3874 {"append", 2, 2, f_append},
|
|
|
3875 {"argc", 0, 0, f_argc},
|
|
|
3876 {"argidx", 0, 0, f_argidx},
|
|
|
3877 {"argv", 1, 1, f_argv},
|
|
|
3878 {"browse", 4, 4, f_browse},
|
|
29
|
3879 {"browsedir", 2, 2, f_browsedir},
|
|
7
|
3880 {"bufexists", 1, 1, f_bufexists},
|
|
|
3881 {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
|
|
|
3882 {"buffer_name", 1, 1, f_bufname}, /* obsolete */
|
|
|
3883 {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
|
|
|
3884 {"buflisted", 1, 1, f_buflisted},
|
|
|
3885 {"bufloaded", 1, 1, f_bufloaded},
|
|
|
3886 {"bufname", 1, 1, f_bufname},
|
|
|
3887 {"bufnr", 1, 1, f_bufnr},
|
|
|
3888 {"bufwinnr", 1, 1, f_bufwinnr},
|
|
|
3889 {"byte2line", 1, 1, f_byte2line},
|
|
18
|
3890 {"byteidx", 2, 2, f_byteidx},
|
|
7
|
3891 {"char2nr", 1, 1, f_char2nr},
|
|
|
3892 {"cindent", 1, 1, f_cindent},
|
|
|
3893 {"col", 1, 1, f_col},
|
|
|
3894 {"confirm", 1, 4, f_confirm},
|
|
56
|
3895 {"copy", 1, 1, f_copy},
|
|
7
|
3896 {"cscope_connection",0,3, f_cscope_connection},
|
|
|
3897 {"cursor", 2, 2, f_cursor},
|
|
56
|
3898 {"deepcopy", 1, 1, f_deepcopy},
|
|
7
|
3899 {"delete", 1, 1, f_delete},
|
|
|
3900 {"did_filetype", 0, 0, f_did_filetype},
|
|
32
|
3901 {"diff_filler", 1, 1, f_diff_filler},
|
|
|
3902 {"diff_hlID", 2, 2, f_diff_hlID},
|
|
7
|
3903 {"escape", 2, 2, f_escape},
|
|
|
3904 {"eventhandler", 0, 0, f_eventhandler},
|
|
|
3905 {"executable", 1, 1, f_executable},
|
|
|
3906 {"exists", 1, 1, f_exists},
|
|
|
3907 {"expand", 1, 2, f_expand},
|
|
|
3908 {"file_readable", 1, 1, f_filereadable}, /* obsolete */
|
|
|
3909 {"filereadable", 1, 1, f_filereadable},
|
|
|
3910 {"filewritable", 1, 1, f_filewritable},
|
|
19
|
3911 {"finddir", 1, 3, f_finddir},
|
|
|
3912 {"findfile", 1, 3, f_findfile},
|
|
7
|
3913 {"fnamemodify", 2, 2, f_fnamemodify},
|
|
|
3914 {"foldclosed", 1, 1, f_foldclosed},
|
|
|
3915 {"foldclosedend", 1, 1, f_foldclosedend},
|
|
|
3916 {"foldlevel", 1, 1, f_foldlevel},
|
|
|
3917 {"foldtext", 0, 0, f_foldtext},
|
|
29
|
3918 {"foldtextresult", 1, 1, f_foldtextresult},
|
|
7
|
3919 {"foreground", 0, 0, f_foreground},
|
|
56
|
3920 {"function", 1, 1, f_function},
|
|
7
|
3921 {"getbufvar", 2, 2, f_getbufvar},
|
|
|
3922 {"getchar", 0, 1, f_getchar},
|
|
|
3923 {"getcharmod", 0, 0, f_getcharmod},
|
|
|
3924 {"getcmdline", 0, 0, f_getcmdline},
|
|
|
3925 {"getcmdpos", 0, 0, f_getcmdpos},
|
|
|
3926 {"getcwd", 0, 0, f_getcwd},
|
|
38
|
3927 {"getfontname", 0, 1, f_getfontname},
|
|
20
|
3928 {"getfperm", 1, 1, f_getfperm},
|
|
7
|
3929 {"getfsize", 1, 1, f_getfsize},
|
|
|
3930 {"getftime", 1, 1, f_getftime},
|
|
20
|
3931 {"getftype", 1, 1, f_getftype},
|
|
7
|
3932 {"getline", 1, 1, f_getline},
|
|
|
3933 {"getreg", 0, 1, f_getreg},
|
|
|
3934 {"getregtype", 0, 1, f_getregtype},
|
|
|
3935 {"getwinposx", 0, 0, f_getwinposx},
|
|
|
3936 {"getwinposy", 0, 0, f_getwinposy},
|
|
|
3937 {"getwinvar", 2, 2, f_getwinvar},
|
|
|
3938 {"glob", 1, 1, f_glob},
|
|
|
3939 {"globpath", 2, 2, f_globpath},
|
|
|
3940 {"has", 1, 1, f_has},
|
|
|
3941 {"hasmapto", 1, 2, f_hasmapto},
|
|
|
3942 {"highlightID", 1, 1, f_hlID}, /* obsolete */
|
|
|
3943 {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
|
|
|
3944 {"histadd", 2, 2, f_histadd},
|
|
|
3945 {"histdel", 1, 2, f_histdel},
|
|
|
3946 {"histget", 1, 2, f_histget},
|
|
|
3947 {"histnr", 1, 1, f_histnr},
|
|
|
3948 {"hlID", 1, 1, f_hlID},
|
|
|
3949 {"hlexists", 1, 1, f_hlexists},
|
|
|
3950 {"hostname", 0, 0, f_hostname},
|
|
|
3951 {"iconv", 3, 3, f_iconv},
|
|
|
3952 {"indent", 1, 1, f_indent},
|
|
|
3953 {"input", 1, 2, f_input},
|
|
|
3954 {"inputdialog", 1, 3, f_inputdialog},
|
|
|
3955 {"inputrestore", 0, 0, f_inputrestore},
|
|
|
3956 {"inputsave", 0, 0, f_inputsave},
|
|
|
3957 {"inputsecret", 1, 2, f_inputsecret},
|
|
56
|
3958 {"insert", 2, 3, f_insert},
|
|
7
|
3959 {"isdirectory", 1, 1, f_isdirectory},
|
|
|
3960 {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
|
|
56
|
3961 {"len", 1, 1, f_len},
|
|
7
|
3962 {"libcall", 3, 3, f_libcall},
|
|
|
3963 {"libcallnr", 3, 3, f_libcallnr},
|
|
|
3964 {"line", 1, 1, f_line},
|
|
|
3965 {"line2byte", 1, 1, f_line2byte},
|
|
|
3966 {"lispindent", 1, 1, f_lispindent},
|
|
|
3967 {"localtime", 0, 0, f_localtime},
|
|
|
3968 {"maparg", 1, 2, f_maparg},
|
|
|
3969 {"mapcheck", 1, 2, f_mapcheck},
|
|
19
|
3970 {"match", 2, 4, f_match},
|
|
|
3971 {"matchend", 2, 4, f_matchend},
|
|
|
3972 {"matchstr", 2, 4, f_matchstr},
|
|
7
|
3973 {"mode", 0, 0, f_mode},
|
|
|
3974 {"nextnonblank", 1, 1, f_nextnonblank},
|
|
|
3975 {"nr2char", 1, 1, f_nr2char},
|
|
|
3976 {"prevnonblank", 1, 1, f_prevnonblank},
|
|
|
3977 {"remote_expr", 2, 3, f_remote_expr},
|
|
|
3978 {"remote_foreground", 1, 1, f_remote_foreground},
|
|
|
3979 {"remote_peek", 1, 2, f_remote_peek},
|
|
|
3980 {"remote_read", 1, 1, f_remote_read},
|
|
|
3981 {"remote_send", 2, 3, f_remote_send},
|
|
56
|
3982 {"remove", 2, 2, f_remove},
|
|
7
|
3983 {"rename", 2, 2, f_rename},
|
|
18
|
3984 {"repeat", 2, 2, f_repeat},
|
|
7
|
3985 {"resolve", 1, 1, f_resolve},
|
|
|
3986 {"search", 1, 2, f_search},
|
|
|
3987 {"searchpair", 3, 5, f_searchpair},
|
|
|
3988 {"server2client", 2, 2, f_server2client},
|
|
|
3989 {"serverlist", 0, 0, f_serverlist},
|
|
|
3990 {"setbufvar", 3, 3, f_setbufvar},
|
|
|
3991 {"setcmdpos", 1, 1, f_setcmdpos},
|
|
|
3992 {"setline", 2, 2, f_setline},
|
|
|
3993 {"setreg", 2, 3, f_setreg},
|
|
|
3994 {"setwinvar", 3, 3, f_setwinvar},
|
|
|
3995 {"simplify", 1, 1, f_simplify},
|
|
|
3996 #ifdef HAVE_STRFTIME
|
|
|
3997 {"strftime", 1, 2, f_strftime},
|
|
|
3998 #endif
|
|
|
3999 {"stridx", 2, 2, f_stridx},
|
|
56
|
4000 {"string", 1, 1, f_string},
|
|
7
|
4001 {"strlen", 1, 1, f_strlen},
|
|
|
4002 {"strpart", 2, 3, f_strpart},
|
|
|
4003 {"strridx", 2, 2, f_strridx},
|
|
|
4004 {"strtrans", 1, 1, f_strtrans},
|
|
|
4005 {"submatch", 1, 1, f_submatch},
|
|
|
4006 {"substitute", 4, 4, f_substitute},
|
|
|
4007 {"synID", 3, 3, f_synID},
|
|
|
4008 {"synIDattr", 2, 3, f_synIDattr},
|
|
|
4009 {"synIDtrans", 1, 1, f_synIDtrans},
|
|
24
|
4010 {"system", 1, 2, f_system},
|
|
7
|
4011 {"tempname", 0, 0, f_tempname},
|
|
|
4012 {"tolower", 1, 1, f_tolower},
|
|
|
4013 {"toupper", 1, 1, f_toupper},
|
|
15
|
4014 {"tr", 3, 3, f_tr},
|
|
7
|
4015 {"type", 1, 1, f_type},
|
|
|
4016 {"virtcol", 1, 1, f_virtcol},
|
|
|
4017 {"visualmode", 0, 1, f_visualmode},
|
|
|
4018 {"winbufnr", 1, 1, f_winbufnr},
|
|
|
4019 {"wincol", 0, 0, f_wincol},
|
|
|
4020 {"winheight", 1, 1, f_winheight},
|
|
|
4021 {"winline", 0, 0, f_winline},
|
|
20
|
4022 {"winnr", 0, 1, f_winnr},
|
|
7
|
4023 {"winrestcmd", 0, 0, f_winrestcmd},
|
|
|
4024 {"winwidth", 1, 1, f_winwidth},
|
|
|
4025 };
|
|
|
4026
|
|
|
4027 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
4028
|
|
|
4029 /*
|
|
|
4030 * Function given to ExpandGeneric() to obtain the list of internal
|
|
|
4031 * or user defined function names.
|
|
|
4032 */
|
|
|
4033 char_u *
|
|
|
4034 get_function_name(xp, idx)
|
|
|
4035 expand_T *xp;
|
|
|
4036 int idx;
|
|
|
4037 {
|
|
|
4038 static int intidx = -1;
|
|
|
4039 char_u *name;
|
|
|
4040
|
|
|
4041 if (idx == 0)
|
|
|
4042 intidx = -1;
|
|
|
4043 if (intidx < 0)
|
|
|
4044 {
|
|
|
4045 name = get_user_func_name(xp, idx);
|
|
|
4046 if (name != NULL)
|
|
|
4047 return name;
|
|
|
4048 }
|
|
|
4049 if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
|
|
|
4050 {
|
|
|
4051 STRCPY(IObuff, functions[intidx].f_name);
|
|
|
4052 STRCAT(IObuff, "(");
|
|
|
4053 if (functions[intidx].f_max_argc == 0)
|
|
|
4054 STRCAT(IObuff, ")");
|
|
|
4055 return IObuff;
|
|
|
4056 }
|
|
|
4057
|
|
|
4058 return NULL;
|
|
|
4059 }
|
|
|
4060
|
|
|
4061 /*
|
|
|
4062 * Function given to ExpandGeneric() to obtain the list of internal or
|
|
|
4063 * user defined variable or function names.
|
|
|
4064 */
|
|
|
4065 /*ARGSUSED*/
|
|
|
4066 char_u *
|
|
|
4067 get_expr_name(xp, idx)
|
|
|
4068 expand_T *xp;
|
|
|
4069 int idx;
|
|
|
4070 {
|
|
|
4071 static int intidx = -1;
|
|
|
4072 char_u *name;
|
|
|
4073
|
|
|
4074 if (idx == 0)
|
|
|
4075 intidx = -1;
|
|
|
4076 if (intidx < 0)
|
|
|
4077 {
|
|
|
4078 name = get_function_name(xp, idx);
|
|
|
4079 if (name != NULL)
|
|
|
4080 return name;
|
|
|
4081 }
|
|
|
4082 return get_user_var_name(xp, ++intidx);
|
|
|
4083 }
|
|
|
4084
|
|
|
4085 #endif /* FEAT_CMDL_COMPL */
|
|
|
4086
|
|
|
4087 /*
|
|
|
4088 * Find internal function in table above.
|
|
|
4089 * Return index, or -1 if not found
|
|
|
4090 */
|
|
|
4091 static int
|
|
|
4092 find_internal_func(name)
|
|
|
4093 char_u *name; /* name of the function */
|
|
|
4094 {
|
|
|
4095 int first = 0;
|
|
|
4096 int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
|
|
|
4097 int cmp;
|
|
|
4098 int x;
|
|
|
4099
|
|
|
4100 /*
|
|
|
4101 * Find the function name in the table. Binary search.
|
|
|
4102 */
|
|
|
4103 while (first <= last)
|
|
|
4104 {
|
|
|
4105 x = first + ((unsigned)(last - first) >> 1);
|
|
|
4106 cmp = STRCMP(name, functions[x].f_name);
|
|
|
4107 if (cmp < 0)
|
|
|
4108 last = x - 1;
|
|
|
4109 else if (cmp > 0)
|
|
|
4110 first = x + 1;
|
|
|
4111 else
|
|
|
4112 return x;
|
|
|
4113 }
|
|
|
4114 return -1;
|
|
|
4115 }
|
|
|
4116
|
|
|
4117 /*
|
|
56
|
4118 * Check if "name" is a variable of type VAR_FUNC. If so, return the function
|
|
|
4119 * name it contains, otherwise return "name".
|
|
|
4120 */
|
|
|
4121 static char_u *
|
|
|
4122 deref_func_name(name, lenp)
|
|
|
4123 char_u *name;
|
|
|
4124 int *lenp;
|
|
|
4125 {
|
|
|
4126 VAR v;
|
|
|
4127 int cc;
|
|
|
4128
|
|
|
4129 cc = name[*lenp];
|
|
|
4130 name[*lenp] = NUL;
|
|
|
4131 v = find_var(name, FALSE);
|
|
|
4132 name[*lenp] = cc;
|
|
|
4133 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
4134 {
|
|
|
4135 if (v->tv.vval.v_string == NULL)
|
|
|
4136 {
|
|
|
4137 *lenp = 0;
|
|
|
4138 return (char_u *)""; /* just in case */
|
|
|
4139 }
|
|
|
4140 *lenp = STRLEN(v->tv.vval.v_string);
|
|
|
4141 return v->tv.vval.v_string;
|
|
|
4142 }
|
|
|
4143
|
|
|
4144 return name;
|
|
|
4145 }
|
|
|
4146
|
|
|
4147 /*
|
|
7
|
4148 * Allocate a variable for the result of a function.
|
|
|
4149 * Return OK or FAIL.
|
|
|
4150 */
|
|
|
4151 static int
|
|
71
|
4152 get_func_tv(name, len, rettv, arg, firstline, lastline, doesrange, evaluate)
|
|
7
|
4153 char_u *name; /* name of the function */
|
|
|
4154 int len; /* length of "name" */
|
|
71
|
4155 typeval *rettv;
|
|
7
|
4156 char_u **arg; /* argument, pointing to the '(' */
|
|
|
4157 linenr_T firstline; /* first line of range */
|
|
|
4158 linenr_T lastline; /* last line of range */
|
|
|
4159 int *doesrange; /* return: function handled range */
|
|
|
4160 int evaluate;
|
|
|
4161 {
|
|
|
4162 char_u *argp;
|
|
|
4163 int ret = OK;
|
|
|
4164 #define MAX_FUNC_ARGS 20
|
|
56
|
4165 typeval argvars[MAX_FUNC_ARGS]; /* vars for arguments */
|
|
7
|
4166 int argcount = 0; /* number of arguments found */
|
|
|
4167
|
|
|
4168 /*
|
|
|
4169 * Get the arguments.
|
|
|
4170 */
|
|
|
4171 argp = *arg;
|
|
|
4172 while (argcount < MAX_FUNC_ARGS)
|
|
|
4173 {
|
|
|
4174 argp = skipwhite(argp + 1); /* skip the '(' or ',' */
|
|
|
4175 if (*argp == ')' || *argp == ',' || *argp == NUL)
|
|
|
4176 break;
|
|
|
4177 if (eval1(&argp, &argvars[argcount], evaluate) == FAIL)
|
|
|
4178 {
|
|
|
4179 ret = FAIL;
|
|
|
4180 break;
|
|
|
4181 }
|
|
|
4182 ++argcount;
|
|
|
4183 if (*argp != ',')
|
|
|
4184 break;
|
|
|
4185 }
|
|
|
4186 if (*argp == ')')
|
|
|
4187 ++argp;
|
|
|
4188 else
|
|
|
4189 ret = FAIL;
|
|
|
4190
|
|
|
4191 if (ret == OK)
|
|
71
|
4192 ret = call_func(name, len, rettv, argcount, argvars,
|
|
7
|
4193 firstline, lastline, doesrange, evaluate);
|
|
|
4194 else if (!aborting())
|
|
|
4195 EMSG2(_("E116: Invalid arguments for function %s"), name);
|
|
|
4196
|
|
|
4197 while (--argcount >= 0)
|
|
71
|
4198 clear_tv(&argvars[argcount]);
|
|
7
|
4199
|
|
|
4200 *arg = skipwhite(argp);
|
|
|
4201 return ret;
|
|
|
4202 }
|
|
|
4203
|
|
|
4204
|
|
|
4205 /*
|
|
|
4206 * Call a function with its resolved parameters
|
|
|
4207 * Return OK or FAIL.
|
|
|
4208 */
|
|
|
4209 static int
|
|
71
|
4210 call_func(name, len, rettv, argcount, argvars, firstline, lastline,
|
|
7
|
4211 doesrange, evaluate)
|
|
|
4212 char_u *name; /* name of the function */
|
|
|
4213 int len; /* length of "name" */
|
|
71
|
4214 typeval *rettv; /* return value goes here */
|
|
7
|
4215 int argcount; /* number of "argvars" */
|
|
56
|
4216 typeval *argvars; /* vars for arguments */
|
|
7
|
4217 linenr_T firstline; /* first line of range */
|
|
|
4218 linenr_T lastline; /* last line of range */
|
|
|
4219 int *doesrange; /* return: function handled range */
|
|
|
4220 int evaluate;
|
|
|
4221 {
|
|
|
4222 int ret = FAIL;
|
|
|
4223 static char *errors[] =
|
|
|
4224 {N_("E117: Unknown function: %s"),
|
|
|
4225 N_("E118: Too many arguments for function: %s"),
|
|
|
4226 N_("E119: Not enough arguments for function: %s"),
|
|
|
4227 N_("E120: Using <SID> not in a script context: %s"),
|
|
|
4228 };
|
|
|
4229 #define ERROR_UNKNOWN 0
|
|
|
4230 #define ERROR_TOOMANY 1
|
|
|
4231 #define ERROR_TOOFEW 2
|
|
|
4232 #define ERROR_SCRIPT 3
|
|
|
4233 #define ERROR_NONE 4
|
|
|
4234 #define ERROR_OTHER 5
|
|
|
4235 int error = ERROR_NONE;
|
|
|
4236 int i;
|
|
|
4237 int llen;
|
|
|
4238 ufunc_T *fp;
|
|
|
4239 int cc;
|
|
|
4240 #define FLEN_FIXED 40
|
|
|
4241 char_u fname_buf[FLEN_FIXED + 1];
|
|
|
4242 char_u *fname;
|
|
|
4243
|
|
|
4244 /*
|
|
|
4245 * In a script change <SID>name() and s:name() to K_SNR 123_name().
|
|
|
4246 * Change <SNR>123_name() to K_SNR 123_name().
|
|
|
4247 * Use fname_buf[] when it fits, otherwise allocate memory (slow).
|
|
|
4248 */
|
|
|
4249 cc = name[len];
|
|
|
4250 name[len] = NUL;
|
|
|
4251 llen = eval_fname_script(name);
|
|
|
4252 if (llen > 0)
|
|
|
4253 {
|
|
|
4254 fname_buf[0] = K_SPECIAL;
|
|
|
4255 fname_buf[1] = KS_EXTRA;
|
|
|
4256 fname_buf[2] = (int)KE_SNR;
|
|
|
4257 i = 3;
|
|
|
4258 if (eval_fname_sid(name)) /* "<SID>" or "s:" */
|
|
|
4259 {
|
|
|
4260 if (current_SID <= 0)
|
|
|
4261 error = ERROR_SCRIPT;
|
|
|
4262 else
|
|
|
4263 {
|
|
|
4264 sprintf((char *)fname_buf + 3, "%ld_", (long)current_SID);
|
|
|
4265 i = (int)STRLEN(fname_buf);
|
|
|
4266 }
|
|
|
4267 }
|
|
|
4268 if (i + STRLEN(name + llen) < FLEN_FIXED)
|
|
|
4269 {
|
|
|
4270 STRCPY(fname_buf + i, name + llen);
|
|
|
4271 fname = fname_buf;
|
|
|
4272 }
|
|
|
4273 else
|
|
|
4274 {
|
|
|
4275 fname = alloc((unsigned)(i + STRLEN(name + llen) + 1));
|
|
|
4276 if (fname == NULL)
|
|
|
4277 error = ERROR_OTHER;
|
|
|
4278 else
|
|
|
4279 {
|
|
|
4280 mch_memmove(fname, fname_buf, (size_t)i);
|
|
|
4281 STRCPY(fname + i, name + llen);
|
|
|
4282 }
|
|
|
4283 }
|
|
|
4284 }
|
|
|
4285 else
|
|
|
4286 fname = name;
|
|
|
4287
|
|
|
4288 *doesrange = FALSE;
|
|
|
4289
|
|
|
4290
|
|
|
4291 /* execute the function if no errors detected and executing */
|
|
|
4292 if (evaluate && error == ERROR_NONE)
|
|
|
4293 {
|
|
71
|
4294 rettv->v_type = VAR_NUMBER; /* default is number rettv */
|
|
7
|
4295 error = ERROR_UNKNOWN;
|
|
|
4296
|
|
|
4297 if (!ASCII_ISLOWER(fname[0]))
|
|
|
4298 {
|
|
|
4299 /*
|
|
|
4300 * User defined function.
|
|
|
4301 */
|
|
|
4302 fp = find_func(fname);
|
|
|
4303 #ifdef FEAT_AUTOCMD
|
|
|
4304 if (fp == NULL && apply_autocmds(EVENT_FUNCUNDEFINED,
|
|
|
4305 fname, fname, TRUE, NULL)
|
|
|
4306 #ifdef FEAT_EVAL
|
|
|
4307 && !aborting()
|
|
|
4308 #endif
|
|
|
4309 )
|
|
|
4310 {
|
|
|
4311 /* executed an autocommand, search for function again */
|
|
|
4312 fp = find_func(fname);
|
|
|
4313 }
|
|
|
4314 #endif
|
|
|
4315 if (fp != NULL)
|
|
|
4316 {
|
|
|
4317 if (fp->flags & FC_RANGE)
|
|
|
4318 *doesrange = TRUE;
|
|
|
4319 if (argcount < fp->args.ga_len)
|
|
|
4320 error = ERROR_TOOFEW;
|
|
|
4321 else if (!fp->varargs && argcount > fp->args.ga_len)
|
|
|
4322 error = ERROR_TOOMANY;
|
|
|
4323 else
|
|
|
4324 {
|
|
|
4325 /*
|
|
|
4326 * Call the user function.
|
|
|
4327 * Save and restore search patterns, script variables and
|
|
|
4328 * redo buffer.
|
|
|
4329 */
|
|
|
4330 save_search_patterns();
|
|
|
4331 saveRedobuff();
|
|
|
4332 ++fp->calls;
|
|
71
|
4333 call_user_func(fp, argcount, argvars, rettv,
|
|
7
|
4334 firstline, lastline);
|
|
|
4335 --fp->calls;
|
|
|
4336 restoreRedobuff();
|
|
|
4337 restore_search_patterns();
|
|
|
4338 error = ERROR_NONE;
|
|
|
4339 }
|
|
|
4340 }
|
|
|
4341 }
|
|
|
4342 else
|
|
|
4343 {
|
|
|
4344 /*
|
|
|
4345 * Find the function name in the table, call its implementation.
|
|
|
4346 */
|
|
|
4347 i = find_internal_func(fname);
|
|
|
4348 if (i >= 0)
|
|
|
4349 {
|
|
|
4350 if (argcount < functions[i].f_min_argc)
|
|
|
4351 error = ERROR_TOOFEW;
|
|
|
4352 else if (argcount > functions[i].f_max_argc)
|
|
|
4353 error = ERROR_TOOMANY;
|
|
|
4354 else
|
|
|
4355 {
|
|
56
|
4356 argvars[argcount].v_type = VAR_UNKNOWN;
|
|
71
|
4357 functions[i].f_func(argvars, rettv);
|
|
7
|
4358 error = ERROR_NONE;
|
|
|
4359 }
|
|
|
4360 }
|
|
|
4361 }
|
|
|
4362 /*
|
|
|
4363 * The function call (or "FuncUndefined" autocommand sequence) might
|
|
|
4364 * have been aborted by an error, an interrupt, or an explicitly thrown
|
|
|
4365 * exception that has not been caught so far. This situation can be
|
|
|
4366 * tested for by calling aborting(). For an error in an internal
|
|
|
4367 * function or for the "E132" error in call_user_func(), however, the
|
|
|
4368 * throw point at which the "force_abort" flag (temporarily reset by
|
|
|
4369 * emsg()) is normally updated has not been reached yet. We need to
|
|
|
4370 * update that flag first to make aborting() reliable.
|
|
|
4371 */
|
|
|
4372 update_force_abort();
|
|
|
4373 }
|
|
|
4374 if (error == ERROR_NONE)
|
|
|
4375 ret = OK;
|
|
|
4376
|
|
|
4377 /*
|
|
|
4378 * Report an error unless the argument evaluation or function call has been
|
|
|
4379 * cancelled due to an aborting error, an interrupt, or an exception.
|
|
|
4380 */
|
|
|
4381 if (error < ERROR_NONE && !aborting())
|
|
|
4382 EMSG2((char_u *)_(errors[error]), name);
|
|
|
4383
|
|
|
4384 name[len] = cc;
|
|
|
4385 if (fname != name && fname != fname_buf)
|
|
|
4386 vim_free(fname);
|
|
|
4387
|
|
|
4388 return ret;
|
|
|
4389 }
|
|
|
4390
|
|
|
4391 /*********************************************
|
|
|
4392 * Implementation of the built-in functions
|
|
|
4393 */
|
|
|
4394
|
|
|
4395 /*
|
|
|
4396 * "append(lnum, string)" function
|
|
56
|
4397 * or "append(list, item)" function
|
|
7
|
4398 */
|
|
|
4399 static void
|
|
71
|
4400 f_append(argvars, rettv)
|
|
|
4401 typeval *argvars;
|
|
|
4402 typeval *rettv;
|
|
7
|
4403 {
|
|
|
4404 long lnum;
|
|
|
4405
|
|
71
|
4406 rettv->vval.v_number = 1; /* Default: Failed */
|
|
56
|
4407 if (argvars[0].v_type == VAR_LIST)
|
|
|
4408 {
|
|
|
4409 if (argvars[0].vval.v_list != NULL
|
|
|
4410 && list_append_tv(argvars[0].vval.v_list, &argvars[1]) == OK)
|
|
71
|
4411 copy_tv(&argvars[0], rettv);
|
|
|
4412 }
|
|
|
4413 else
|
|
|
4414 {
|
|
|
4415 lnum = get_tv_lnum(argvars);
|
|
56
|
4416 if (lnum >= 0
|
|
|
4417 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
4418 && u_save(lnum, lnum + 1) == OK)
|
|
|
4419 {
|
|
71
|
4420 ml_append(lnum, get_tv_string(&argvars[1]), (colnr_T)0, FALSE);
|
|
56
|
4421 if (curwin->w_cursor.lnum > lnum)
|
|
|
4422 ++curwin->w_cursor.lnum;
|
|
|
4423 appended_lines_mark(lnum, 1L);
|
|
71
|
4424 rettv->vval.v_number = 0;
|
|
56
|
4425 }
|
|
7
|
4426 }
|
|
|
4427 }
|
|
|
4428
|
|
|
4429 /*
|
|
|
4430 * "argc()" function
|
|
|
4431 */
|
|
|
4432 /* ARGSUSED */
|
|
|
4433 static void
|
|
71
|
4434 f_argc(argvars, rettv)
|
|
|
4435 typeval *argvars;
|
|
|
4436 typeval *rettv;
|
|
|
4437 {
|
|
|
4438 rettv->vval.v_number = ARGCOUNT;
|
|
7
|
4439 }
|
|
|
4440
|
|
|
4441 /*
|
|
|
4442 * "argidx()" function
|
|
|
4443 */
|
|
|
4444 /* ARGSUSED */
|
|
|
4445 static void
|
|
71
|
4446 f_argidx(argvars, rettv)
|
|
|
4447 typeval *argvars;
|
|
|
4448 typeval *rettv;
|
|
|
4449 {
|
|
|
4450 rettv->vval.v_number = curwin->w_arg_idx;
|
|
7
|
4451 }
|
|
|
4452
|
|
|
4453 /*
|
|
|
4454 * "argv(nr)" function
|
|
|
4455 */
|
|
|
4456 static void
|
|
71
|
4457 f_argv(argvars, rettv)
|
|
|
4458 typeval *argvars;
|
|
|
4459 typeval *rettv;
|
|
7
|
4460 {
|
|
|
4461 int idx;
|
|
|
4462
|
|
71
|
4463 idx = get_tv_number(&argvars[0]);
|
|
7
|
4464 if (idx >= 0 && idx < ARGCOUNT)
|
|
71
|
4465 rettv->vval.v_string = vim_strsave(alist_name(&ARGLIST[idx]));
|
|
|
4466 else
|
|
|
4467 rettv->vval.v_string = NULL;
|
|
|
4468 rettv->v_type = VAR_STRING;
|
|
7
|
4469 }
|
|
|
4470
|
|
|
4471 /*
|
|
|
4472 * "browse(save, title, initdir, default)" function
|
|
|
4473 */
|
|
|
4474 /* ARGSUSED */
|
|
|
4475 static void
|
|
71
|
4476 f_browse(argvars, rettv)
|
|
|
4477 typeval *argvars;
|
|
|
4478 typeval *rettv;
|
|
7
|
4479 {
|
|
|
4480 #ifdef FEAT_BROWSE
|
|
|
4481 int save;
|
|
|
4482 char_u *title;
|
|
|
4483 char_u *initdir;
|
|
|
4484 char_u *defname;
|
|
|
4485 char_u buf[NUMBUFLEN];
|
|
|
4486 char_u buf2[NUMBUFLEN];
|
|
|
4487
|
|
71
|
4488 save = get_tv_number(&argvars[0]);
|
|
|
4489 title = get_tv_string(&argvars[1]);
|
|
|
4490 initdir = get_tv_string_buf(&argvars[2], buf);
|
|
|
4491 defname = get_tv_string_buf(&argvars[3], buf2);
|
|
|
4492
|
|
|
4493 rettv->vval.v_string =
|
|
29
|
4494 do_browse(save ? BROWSE_SAVE : 0,
|
|
|
4495 title, defname, NULL, initdir, NULL, curbuf);
|
|
|
4496 #else
|
|
71
|
4497 rettv->vval.v_string = NULL;
|
|
|
4498 #endif
|
|
|
4499 rettv->v_type = VAR_STRING;
|
|
29
|
4500 }
|
|
|
4501
|
|
|
4502 /*
|
|
|
4503 * "browsedir(title, initdir)" function
|
|
|
4504 */
|
|
|
4505 /* ARGSUSED */
|
|
|
4506 static void
|
|
71
|
4507 f_browsedir(argvars, rettv)
|
|
|
4508 typeval *argvars;
|
|
|
4509 typeval *rettv;
|
|
29
|
4510 {
|
|
|
4511 #ifdef FEAT_BROWSE
|
|
|
4512 char_u *title;
|
|
|
4513 char_u *initdir;
|
|
|
4514 char_u buf[NUMBUFLEN];
|
|
|
4515
|
|
71
|
4516 title = get_tv_string(&argvars[0]);
|
|
|
4517 initdir = get_tv_string_buf(&argvars[1], buf);
|
|
|
4518
|
|
|
4519 rettv->vval.v_string = do_browse(BROWSE_DIR,
|
|
29
|
4520 title, NULL, NULL, initdir, NULL, curbuf);
|
|
7
|
4521 #else
|
|
71
|
4522 rettv->vval.v_string = NULL;
|
|
|
4523 #endif
|
|
|
4524 rettv->v_type = VAR_STRING;
|
|
7
|
4525 }
|
|
|
4526
|
|
|
4527 /*
|
|
|
4528 * Find a buffer by number or exact name.
|
|
|
4529 */
|
|
|
4530 static buf_T *
|
|
|
4531 find_buffer(avar)
|
|
56
|
4532 typeval *avar;
|
|
7
|
4533 {
|
|
|
4534 buf_T *buf = NULL;
|
|
|
4535
|
|
56
|
4536 if (avar->v_type == VAR_NUMBER)
|
|
|
4537 buf = buflist_findnr((int)avar->vval.v_number);
|
|
|
4538 else if (avar->vval.v_string != NULL)
|
|
|
4539 {
|
|
|
4540 buf = buflist_findname_exp(avar->vval.v_string);
|
|
9
|
4541 if (buf == NULL)
|
|
|
4542 {
|
|
|
4543 /* No full path name match, try a match with a URL or a "nofile"
|
|
|
4544 * buffer, these don't use the full path. */
|
|
|
4545 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
4546 if (buf->b_fname != NULL
|
|
|
4547 && (path_with_url(buf->b_fname)
|
|
|
4548 #ifdef FEAT_QUICKFIX
|
|
|
4549 || bt_nofile(buf)
|
|
|
4550 #endif
|
|
|
4551 )
|
|
56
|
4552 && STRCMP(buf->b_fname, avar->vval.v_string) == 0)
|
|
9
|
4553 break;
|
|
|
4554 }
|
|
7
|
4555 }
|
|
|
4556 return buf;
|
|
|
4557 }
|
|
|
4558
|
|
|
4559 /*
|
|
|
4560 * "bufexists(expr)" function
|
|
|
4561 */
|
|
|
4562 static void
|
|
71
|
4563 f_bufexists(argvars, rettv)
|
|
|
4564 typeval *argvars;
|
|
|
4565 typeval *rettv;
|
|
|
4566 {
|
|
|
4567 rettv->vval.v_number = (find_buffer(&argvars[0]) != NULL);
|
|
7
|
4568 }
|
|
|
4569
|
|
|
4570 /*
|
|
|
4571 * "buflisted(expr)" function
|
|
|
4572 */
|
|
|
4573 static void
|
|
71
|
4574 f_buflisted(argvars, rettv)
|
|
|
4575 typeval *argvars;
|
|
|
4576 typeval *rettv;
|
|
7
|
4577 {
|
|
|
4578 buf_T *buf;
|
|
|
4579
|
|
|
4580 buf = find_buffer(&argvars[0]);
|
|
71
|
4581 rettv->vval.v_number = (buf != NULL && buf->b_p_bl);
|
|
7
|
4582 }
|
|
|
4583
|
|
|
4584 /*
|
|
|
4585 * "bufloaded(expr)" function
|
|
|
4586 */
|
|
|
4587 static void
|
|
71
|
4588 f_bufloaded(argvars, rettv)
|
|
|
4589 typeval *argvars;
|
|
|
4590 typeval *rettv;
|
|
7
|
4591 {
|
|
|
4592 buf_T *buf;
|
|
|
4593
|
|
|
4594 buf = find_buffer(&argvars[0]);
|
|
71
|
4595 rettv->vval.v_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
|
|
7
|
4596 }
|
|
|
4597
|
|
|
4598 /*
|
|
|
4599 * Get buffer by number or pattern.
|
|
|
4600 */
|
|
|
4601 static buf_T *
|
|
71
|
4602 get_buf_tv(tv)
|
|
|
4603 typeval *tv;
|
|
|
4604 {
|
|
|
4605 char_u *name = tv->vval.v_string;
|
|
7
|
4606 int save_magic;
|
|
|
4607 char_u *save_cpo;
|
|
|
4608 buf_T *buf;
|
|
|
4609
|
|
71
|
4610 if (tv->v_type == VAR_NUMBER)
|
|
|
4611 return buflist_findnr((int)tv->vval.v_number);
|
|
7
|
4612 if (name == NULL || *name == NUL)
|
|
|
4613 return curbuf;
|
|
|
4614 if (name[0] == '$' && name[1] == NUL)
|
|
|
4615 return lastbuf;
|
|
|
4616
|
|
|
4617 /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
|
|
|
4618 save_magic = p_magic;
|
|
|
4619 p_magic = TRUE;
|
|
|
4620 save_cpo = p_cpo;
|
|
|
4621 p_cpo = (char_u *)"";
|
|
|
4622
|
|
|
4623 buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
|
|
|
4624 TRUE, FALSE));
|
|
|
4625
|
|
|
4626 p_magic = save_magic;
|
|
|
4627 p_cpo = save_cpo;
|
|
|
4628
|
|
|
4629 /* If not found, try expanding the name, like done for bufexists(). */
|
|
|
4630 if (buf == NULL)
|
|
71
|
4631 buf = find_buffer(tv);
|
|
7
|
4632
|
|
|
4633 return buf;
|
|
|
4634 }
|
|
|
4635
|
|
|
4636 /*
|
|
|
4637 * "bufname(expr)" function
|
|
|
4638 */
|
|
|
4639 static void
|
|
71
|
4640 f_bufname(argvars, rettv)
|
|
|
4641 typeval *argvars;
|
|
|
4642 typeval *rettv;
|
|
7
|
4643 {
|
|
|
4644 buf_T *buf;
|
|
|
4645
|
|
|
4646 ++emsg_off;
|
|
71
|
4647 buf = get_buf_tv(&argvars[0]);
|
|
|
4648 rettv->v_type = VAR_STRING;
|
|
7
|
4649 if (buf != NULL && buf->b_fname != NULL)
|
|
71
|
4650 rettv->vval.v_string = vim_strsave(buf->b_fname);
|
|
|
4651 else
|
|
|
4652 rettv->vval.v_string = NULL;
|
|
7
|
4653 --emsg_off;
|
|
|
4654 }
|
|
|
4655
|
|
|
4656 /*
|
|
|
4657 * "bufnr(expr)" function
|
|
|
4658 */
|
|
|
4659 static void
|
|
71
|
4660 f_bufnr(argvars, rettv)
|
|
|
4661 typeval *argvars;
|
|
|
4662 typeval *rettv;
|
|
7
|
4663 {
|
|
|
4664 buf_T *buf;
|
|
|
4665
|
|
|
4666 ++emsg_off;
|
|
71
|
4667 buf = get_buf_tv(&argvars[0]);
|
|
7
|
4668 if (buf != NULL)
|
|
71
|
4669 rettv->vval.v_number = buf->b_fnum;
|
|
|
4670 else
|
|
|
4671 rettv->vval.v_number = -1;
|
|
7
|
4672 --emsg_off;
|
|
|
4673 }
|
|
|
4674
|
|
|
4675 /*
|
|
|
4676 * "bufwinnr(nr)" function
|
|
|
4677 */
|
|
|
4678 static void
|
|
71
|
4679 f_bufwinnr(argvars, rettv)
|
|
|
4680 typeval *argvars;
|
|
|
4681 typeval *rettv;
|
|
7
|
4682 {
|
|
|
4683 #ifdef FEAT_WINDOWS
|
|
|
4684 win_T *wp;
|
|
|
4685 int winnr = 0;
|
|
|
4686 #endif
|
|
|
4687 buf_T *buf;
|
|
|
4688
|
|
|
4689 ++emsg_off;
|
|
71
|
4690 buf = get_buf_tv(&argvars[0]);
|
|
7
|
4691 #ifdef FEAT_WINDOWS
|
|
|
4692 for (wp = firstwin; wp; wp = wp->w_next)
|
|
|
4693 {
|
|
|
4694 ++winnr;
|
|
|
4695 if (wp->w_buffer == buf)
|
|
|
4696 break;
|
|
|
4697 }
|
|
71
|
4698 rettv->vval.v_number = (wp != NULL ? winnr : -1);
|
|
7
|
4699 #else
|
|
71
|
4700 rettv->vval.v_number = (curwin->w_buffer == buf ? 1 : -1);
|
|
7
|
4701 #endif
|
|
|
4702 --emsg_off;
|
|
|
4703 }
|
|
|
4704
|
|
|
4705 /*
|
|
|
4706 * "byte2line(byte)" function
|
|
|
4707 */
|
|
|
4708 /*ARGSUSED*/
|
|
|
4709 static void
|
|
71
|
4710 f_byte2line(argvars, rettv)
|
|
|
4711 typeval *argvars;
|
|
|
4712 typeval *rettv;
|
|
7
|
4713 {
|
|
|
4714 #ifndef FEAT_BYTEOFF
|
|
71
|
4715 rettv->vval.v_number = -1;
|
|
7
|
4716 #else
|
|
|
4717 long boff = 0;
|
|
|
4718
|
|
71
|
4719 boff = get_tv_number(&argvars[0]) - 1;
|
|
7
|
4720 if (boff < 0)
|
|
71
|
4721 rettv->vval.v_number = -1;
|
|
|
4722 else
|
|
|
4723 rettv->vval.v_number = ml_find_line_or_offset(curbuf,
|
|
7
|
4724 (linenr_T)0, &boff);
|
|
|
4725 #endif
|
|
|
4726 }
|
|
|
4727
|
|
|
4728 /*
|
|
18
|
4729 * "byteidx()" function
|
|
|
4730 */
|
|
|
4731 /*ARGSUSED*/
|
|
|
4732 static void
|
|
71
|
4733 f_byteidx(argvars, rettv)
|
|
|
4734 typeval *argvars;
|
|
|
4735 typeval *rettv;
|
|
18
|
4736 {
|
|
|
4737 #ifdef FEAT_MBYTE
|
|
|
4738 char_u *t;
|
|
|
4739 #endif
|
|
|
4740 char_u *str;
|
|
|
4741 long idx;
|
|
|
4742
|
|
71
|
4743 str = get_tv_string(&argvars[0]);
|
|
|
4744 idx = get_tv_number(&argvars[1]);
|
|
|
4745 rettv->vval.v_number = -1;
|
|
18
|
4746 if (idx < 0)
|
|
|
4747 return;
|
|
|
4748
|
|
|
4749 #ifdef FEAT_MBYTE
|
|
|
4750 t = str;
|
|
|
4751 for ( ; idx > 0; idx--)
|
|
|
4752 {
|
|
|
4753 if (*t == NUL) /* EOL reached */
|
|
|
4754 return;
|
|
|
4755 t += mb_ptr2len_check(t);
|
|
|
4756 }
|
|
71
|
4757 rettv->vval.v_number = t - str;
|
|
18
|
4758 #else
|
|
|
4759 if (idx <= STRLEN(str))
|
|
71
|
4760 rettv->vval.v_number = idx;
|
|
18
|
4761 #endif
|
|
|
4762 }
|
|
|
4763
|
|
|
4764 /*
|
|
7
|
4765 * "char2nr(string)" function
|
|
|
4766 */
|
|
|
4767 static void
|
|
71
|
4768 f_char2nr(argvars, rettv)
|
|
|
4769 typeval *argvars;
|
|
|
4770 typeval *rettv;
|
|
7
|
4771 {
|
|
|
4772 #ifdef FEAT_MBYTE
|
|
|
4773 if (has_mbyte)
|
|
71
|
4774 rettv->vval.v_number =
|
|
|
4775 (*mb_ptr2char)(get_tv_string(&argvars[0]));
|
|
|
4776 else
|
|
|
4777 #endif
|
|
|
4778 rettv->vval.v_number = get_tv_string(&argvars[0])[0];
|
|
7
|
4779 }
|
|
|
4780
|
|
|
4781 /*
|
|
|
4782 * "cindent(lnum)" function
|
|
|
4783 */
|
|
|
4784 static void
|
|
71
|
4785 f_cindent(argvars, rettv)
|
|
|
4786 typeval *argvars;
|
|
|
4787 typeval *rettv;
|
|
7
|
4788 {
|
|
|
4789 #ifdef FEAT_CINDENT
|
|
|
4790 pos_T pos;
|
|
|
4791 linenr_T lnum;
|
|
|
4792
|
|
|
4793 pos = curwin->w_cursor;
|
|
71
|
4794 lnum = get_tv_lnum(argvars);
|
|
7
|
4795 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4796 {
|
|
|
4797 curwin->w_cursor.lnum = lnum;
|
|
71
|
4798 rettv->vval.v_number = get_c_indent();
|
|
7
|
4799 curwin->w_cursor = pos;
|
|
|
4800 }
|
|
|
4801 else
|
|
|
4802 #endif
|
|
71
|
4803 rettv->vval.v_number = -1;
|
|
7
|
4804 }
|
|
|
4805
|
|
|
4806 /*
|
|
|
4807 * "col(string)" function
|
|
|
4808 */
|
|
|
4809 static void
|
|
71
|
4810 f_col(argvars, rettv)
|
|
|
4811 typeval *argvars;
|
|
|
4812 typeval *rettv;
|
|
7
|
4813 {
|
|
|
4814 colnr_T col = 0;
|
|
|
4815 pos_T *fp;
|
|
|
4816
|
|
|
4817 fp = var2fpos(&argvars[0], FALSE);
|
|
|
4818 if (fp != NULL)
|
|
|
4819 {
|
|
|
4820 if (fp->col == MAXCOL)
|
|
|
4821 {
|
|
|
4822 /* '> can be MAXCOL, get the length of the line then */
|
|
|
4823 if (fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
4824 col = STRLEN(ml_get(fp->lnum)) + 1;
|
|
|
4825 else
|
|
|
4826 col = MAXCOL;
|
|
|
4827 }
|
|
|
4828 else
|
|
|
4829 {
|
|
|
4830 col = fp->col + 1;
|
|
|
4831 #ifdef FEAT_VIRTUALEDIT
|
|
|
4832 /* col(".") when the cursor is on the NUL at the end of the line
|
|
|
4833 * because of "coladd" can be seen as an extra column. */
|
|
|
4834 if (virtual_active() && fp == &curwin->w_cursor)
|
|
|
4835 {
|
|
|
4836 char_u *p = ml_get_cursor();
|
|
|
4837
|
|
|
4838 if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
|
|
|
4839 curwin->w_virtcol - curwin->w_cursor.coladd))
|
|
|
4840 {
|
|
|
4841 # ifdef FEAT_MBYTE
|
|
|
4842 int l;
|
|
|
4843
|
|
|
4844 if (*p != NUL && p[(l = (*mb_ptr2len_check)(p))] == NUL)
|
|
|
4845 col += l;
|
|
|
4846 # else
|
|
|
4847 if (*p != NUL && p[1] == NUL)
|
|
|
4848 ++col;
|
|
|
4849 # endif
|
|
|
4850 }
|
|
|
4851 }
|
|
|
4852 #endif
|
|
|
4853 }
|
|
|
4854 }
|
|
71
|
4855 rettv->vval.v_number = col;
|
|
7
|
4856 }
|
|
|
4857
|
|
|
4858 /*
|
|
|
4859 * "confirm(message, buttons[, default [, type]])" function
|
|
|
4860 */
|
|
|
4861 /*ARGSUSED*/
|
|
|
4862 static void
|
|
71
|
4863 f_confirm(argvars, rettv)
|
|
|
4864 typeval *argvars;
|
|
|
4865 typeval *rettv;
|
|
7
|
4866 {
|
|
|
4867 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
|
4868 char_u *message;
|
|
|
4869 char_u *buttons = NULL;
|
|
|
4870 char_u buf[NUMBUFLEN];
|
|
|
4871 char_u buf2[NUMBUFLEN];
|
|
|
4872 int def = 1;
|
|
|
4873 int type = VIM_GENERIC;
|
|
|
4874 int c;
|
|
|
4875
|
|
71
|
4876 message = get_tv_string(&argvars[0]);
|
|
56
|
4877 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
4878 {
|
|
71
|
4879 buttons = get_tv_string_buf(&argvars[1], buf);
|
|
56
|
4880 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
4881 {
|
|
71
|
4882 def = get_tv_number(&argvars[2]);
|
|
56
|
4883 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
7
|
4884 {
|
|
|
4885 /* avoid that TOUPPER_ASC calls get_var_string_buf() twice */
|
|
71
|
4886 c = *get_tv_string_buf(&argvars[3], buf2);
|
|
7
|
4887 switch (TOUPPER_ASC(c))
|
|
|
4888 {
|
|
|
4889 case 'E': type = VIM_ERROR; break;
|
|
|
4890 case 'Q': type = VIM_QUESTION; break;
|
|
|
4891 case 'I': type = VIM_INFO; break;
|
|
|
4892 case 'W': type = VIM_WARNING; break;
|
|
|
4893 case 'G': type = VIM_GENERIC; break;
|
|
|
4894 }
|
|
|
4895 }
|
|
|
4896 }
|
|
|
4897 }
|
|
|
4898
|
|
|
4899 if (buttons == NULL || *buttons == NUL)
|
|
|
4900 buttons = (char_u *)_("&Ok");
|
|
|
4901
|
|
71
|
4902 rettv->vval.v_number = do_dialog(type, NULL, message, buttons,
|
|
7
|
4903 def, NULL);
|
|
|
4904 #else
|
|
71
|
4905 rettv->vval.v_number = 0;
|
|
56
|
4906 #endif
|
|
|
4907 }
|
|
|
4908
|
|
|
4909 /*
|
|
|
4910 * "copy()" function
|
|
|
4911 */
|
|
|
4912 static void
|
|
71
|
4913 f_copy(argvars, rettv)
|
|
|
4914 typeval *argvars;
|
|
|
4915 typeval *rettv;
|
|
56
|
4916 {
|
|
|
4917 if (argvars[0].v_type == VAR_LIST)
|
|
|
4918 {
|
|
71
|
4919 rettv->v_type = VAR_LIST;
|
|
|
4920 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, FALSE);
|
|
|
4921 }
|
|
|
4922 else
|
|
|
4923 copy_tv(&argvars[0], rettv);
|
|
56
|
4924 }
|
|
7
|
4925
|
|
|
4926 /*
|
|
|
4927 * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
|
|
|
4928 *
|
|
|
4929 * Checks the existence of a cscope connection.
|
|
|
4930 */
|
|
|
4931 /*ARGSUSED*/
|
|
|
4932 static void
|
|
71
|
4933 f_cscope_connection(argvars, rettv)
|
|
|
4934 typeval *argvars;
|
|
|
4935 typeval *rettv;
|
|
7
|
4936 {
|
|
|
4937 #ifdef FEAT_CSCOPE
|
|
|
4938 int num = 0;
|
|
|
4939 char_u *dbpath = NULL;
|
|
|
4940 char_u *prepend = NULL;
|
|
|
4941 char_u buf[NUMBUFLEN];
|
|
|
4942
|
|
56
|
4943 if (argvars[0].v_type != VAR_UNKNOWN
|
|
|
4944 && argvars[1].v_type != VAR_UNKNOWN)
|
|
|
4945 {
|
|
71
|
4946 num = (int)get_tv_number(&argvars[0]);
|
|
|
4947 dbpath = get_tv_string(&argvars[1]);
|
|
56
|
4948 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
4949 prepend = get_tv_string_buf(&argvars[2], buf);
|
|
|
4950 }
|
|
|
4951
|
|
|
4952 rettv->vval.v_number = cs_connection(num, dbpath, prepend);
|
|
7
|
4953 #else
|
|
71
|
4954 rettv->vval.v_number = 0;
|
|
7
|
4955 #endif
|
|
|
4956 }
|
|
|
4957
|
|
|
4958 /*
|
|
|
4959 * "cursor(lnum, col)" function
|
|
|
4960 *
|
|
|
4961 * Moves the cursor to the specified line and column
|
|
|
4962 */
|
|
|
4963 /*ARGSUSED*/
|
|
|
4964 static void
|
|
71
|
4965 f_cursor(argvars, rettv)
|
|
|
4966 typeval *argvars;
|
|
|
4967 typeval *rettv;
|
|
7
|
4968 {
|
|
|
4969 long line, col;
|
|
|
4970
|
|
71
|
4971 line = get_tv_lnum(argvars);
|
|
7
|
4972 if (line > 0)
|
|
|
4973 curwin->w_cursor.lnum = line;
|
|
71
|
4974 col = get_tv_number(&argvars[1]);
|
|
7
|
4975 if (col > 0)
|
|
|
4976 curwin->w_cursor.col = col - 1;
|
|
|
4977 #ifdef FEAT_VIRTUALEDIT
|
|
|
4978 curwin->w_cursor.coladd = 0;
|
|
|
4979 #endif
|
|
|
4980
|
|
|
4981 /* Make sure the cursor is in a valid position. */
|
|
|
4982 check_cursor();
|
|
|
4983 #ifdef FEAT_MBYTE
|
|
|
4984 /* Correct cursor for multi-byte character. */
|
|
|
4985 if (has_mbyte)
|
|
|
4986 mb_adjust_cursor();
|
|
|
4987 #endif
|
|
10
|
4988
|
|
|
4989 curwin->w_set_curswant = TRUE;
|
|
7
|
4990 }
|
|
|
4991
|
|
|
4992 /*
|
|
56
|
4993 * "deepcopy()" function
|
|
|
4994 */
|
|
|
4995 static void
|
|
71
|
4996 f_deepcopy(argvars, rettv)
|
|
|
4997 typeval *argvars;
|
|
|
4998 typeval *rettv;
|
|
56
|
4999 {
|
|
|
5000 if (argvars[0].v_type == VAR_LIST)
|
|
|
5001 {
|
|
71
|
5002 rettv->v_type = VAR_LIST;
|
|
|
5003 rettv->vval.v_list = list_copy(argvars[0].vval.v_list, TRUE);
|
|
|
5004 }
|
|
|
5005 else
|
|
|
5006 copy_tv(&argvars[0], rettv);
|
|
7
|
5007 }
|
|
|
5008
|
|
|
5009 /*
|
|
|
5010 * "delete()" function
|
|
|
5011 */
|
|
|
5012 static void
|
|
71
|
5013 f_delete(argvars, rettv)
|
|
|
5014 typeval *argvars;
|
|
|
5015 typeval *rettv;
|
|
7
|
5016 {
|
|
|
5017 if (check_restricted() || check_secure())
|
|
71
|
5018 rettv->vval.v_number = -1;
|
|
|
5019 else
|
|
|
5020 rettv->vval.v_number = mch_remove(get_tv_string(&argvars[0]));
|
|
7
|
5021 }
|
|
|
5022
|
|
|
5023 /*
|
|
|
5024 * "did_filetype()" function
|
|
|
5025 */
|
|
|
5026 /*ARGSUSED*/
|
|
|
5027 static void
|
|
71
|
5028 f_did_filetype(argvars, rettv)
|
|
|
5029 typeval *argvars;
|
|
|
5030 typeval *rettv;
|
|
7
|
5031 {
|
|
|
5032 #ifdef FEAT_AUTOCMD
|
|
71
|
5033 rettv->vval.v_number = did_filetype;
|
|
7
|
5034 #else
|
|
71
|
5035 rettv->vval.v_number = 0;
|
|
7
|
5036 #endif
|
|
|
5037 }
|
|
|
5038
|
|
|
5039 /*
|
|
32
|
5040 * "diff_filler()" function
|
|
|
5041 */
|
|
|
5042 /*ARGSUSED*/
|
|
|
5043 static void
|
|
71
|
5044 f_diff_filler(argvars, rettv)
|
|
|
5045 typeval *argvars;
|
|
|
5046 typeval *rettv;
|
|
32
|
5047 {
|
|
|
5048 #ifdef FEAT_DIFF
|
|
71
|
5049 rettv->vval.v_number = diff_check_fill(curwin, get_tv_lnum(argvars));
|
|
32
|
5050 #endif
|
|
|
5051 }
|
|
|
5052
|
|
|
5053 /*
|
|
|
5054 * "diff_hlID()" function
|
|
|
5055 */
|
|
|
5056 /*ARGSUSED*/
|
|
|
5057 static void
|
|
71
|
5058 f_diff_hlID(argvars, rettv)
|
|
|
5059 typeval *argvars;
|
|
|
5060 typeval *rettv;
|
|
32
|
5061 {
|
|
|
5062 #ifdef FEAT_DIFF
|
|
71
|
5063 linenr_T lnum = get_tv_lnum(argvars);
|
|
32
|
5064 static linenr_T prev_lnum = 0;
|
|
|
5065 static int changedtick = 0;
|
|
|
5066 static int fnum = 0;
|
|
|
5067 static int change_start = 0;
|
|
|
5068 static int change_end = 0;
|
|
|
5069 static enum hlf_value hlID = 0;
|
|
|
5070 int filler_lines;
|
|
|
5071 int col;
|
|
|
5072
|
|
|
5073 if (lnum != prev_lnum
|
|
|
5074 || changedtick != curbuf->b_changedtick
|
|
|
5075 || fnum != curbuf->b_fnum)
|
|
|
5076 {
|
|
|
5077 /* New line, buffer, change: need to get the values. */
|
|
|
5078 filler_lines = diff_check(curwin, lnum);
|
|
|
5079 if (filler_lines < 0)
|
|
|
5080 {
|
|
|
5081 if (filler_lines == -1)
|
|
|
5082 {
|
|
|
5083 change_start = MAXCOL;
|
|
|
5084 change_end = -1;
|
|
|
5085 if (diff_find_change(curwin, lnum, &change_start, &change_end))
|
|
|
5086 hlID = HLF_ADD; /* added line */
|
|
|
5087 else
|
|
|
5088 hlID = HLF_CHD; /* changed line */
|
|
|
5089 }
|
|
|
5090 else
|
|
|
5091 hlID = HLF_ADD; /* added line */
|
|
|
5092 }
|
|
|
5093 else
|
|
|
5094 hlID = (enum hlf_value)0;
|
|
|
5095 prev_lnum = lnum;
|
|
|
5096 changedtick = curbuf->b_changedtick;
|
|
|
5097 fnum = curbuf->b_fnum;
|
|
|
5098 }
|
|
|
5099
|
|
|
5100 if (hlID == HLF_CHD || hlID == HLF_TXD)
|
|
|
5101 {
|
|
71
|
5102 col = get_tv_number(&argvars[1]) - 1;
|
|
32
|
5103 if (col >= change_start && col <= change_end)
|
|
|
5104 hlID = HLF_TXD; /* changed text */
|
|
|
5105 else
|
|
|
5106 hlID = HLF_CHD; /* changed line */
|
|
|
5107 }
|
|
71
|
5108 rettv->vval.v_number = hlID == (enum hlf_value)0 ? 0 : (int)hlID;
|
|
32
|
5109 #endif
|
|
|
5110 }
|
|
|
5111
|
|
|
5112 /*
|
|
7
|
5113 * "escape({string}, {chars})" function
|
|
|
5114 */
|
|
|
5115 static void
|
|
71
|
5116 f_escape(argvars, rettv)
|
|
|
5117 typeval *argvars;
|
|
|
5118 typeval *rettv;
|
|
7
|
5119 {
|
|
|
5120 char_u buf[NUMBUFLEN];
|
|
|
5121
|
|
71
|
5122 rettv->vval.v_string =
|
|
|
5123 vim_strsave_escaped(get_tv_string(&argvars[0]),
|
|
|
5124 get_tv_string_buf(&argvars[1], buf));
|
|
|
5125 rettv->v_type = VAR_STRING;
|
|
7
|
5126 }
|
|
|
5127
|
|
|
5128 /*
|
|
|
5129 * "eventhandler()" function
|
|
|
5130 */
|
|
|
5131 /*ARGSUSED*/
|
|
|
5132 static void
|
|
71
|
5133 f_eventhandler(argvars, rettv)
|
|
|
5134 typeval *argvars;
|
|
|
5135 typeval *rettv;
|
|
|
5136 {
|
|
|
5137 rettv->vval.v_number = vgetc_busy;
|
|
7
|
5138 }
|
|
|
5139
|
|
|
5140 /*
|
|
|
5141 * "executable()" function
|
|
|
5142 */
|
|
|
5143 static void
|
|
71
|
5144 f_executable(argvars, rettv)
|
|
|
5145 typeval *argvars;
|
|
|
5146 typeval *rettv;
|
|
|
5147 {
|
|
|
5148 rettv->vval.v_number = mch_can_exe(get_tv_string(&argvars[0]));
|
|
7
|
5149 }
|
|
|
5150
|
|
|
5151 /*
|
|
|
5152 * "exists()" function
|
|
|
5153 */
|
|
|
5154 static void
|
|
71
|
5155 f_exists(argvars, rettv)
|
|
|
5156 typeval *argvars;
|
|
|
5157 typeval *rettv;
|
|
7
|
5158 {
|
|
|
5159 char_u *p;
|
|
|
5160 char_u *name;
|
|
|
5161 int n = FALSE;
|
|
|
5162 int len = 0;
|
|
|
5163
|
|
71
|
5164 p = get_tv_string(&argvars[0]);
|
|
7
|
5165 if (*p == '$') /* environment variable */
|
|
|
5166 {
|
|
|
5167 /* first try "normal" environment variables (fast) */
|
|
|
5168 if (mch_getenv(p + 1) != NULL)
|
|
|
5169 n = TRUE;
|
|
|
5170 else
|
|
|
5171 {
|
|
|
5172 /* try expanding things like $VIM and ${HOME} */
|
|
|
5173 p = expand_env_save(p);
|
|
|
5174 if (p != NULL && *p != '$')
|
|
|
5175 n = TRUE;
|
|
|
5176 vim_free(p);
|
|
|
5177 }
|
|
|
5178 }
|
|
|
5179 else if (*p == '&' || *p == '+') /* option */
|
|
71
|
5180 n = (get_option_tv(&p, NULL, TRUE) == OK);
|
|
7
|
5181 else if (*p == '*') /* internal or user defined function */
|
|
|
5182 {
|
|
56
|
5183 n = function_exists(p + 1);
|
|
7
|
5184 }
|
|
|
5185 else if (*p == ':')
|
|
|
5186 {
|
|
|
5187 n = cmd_exists(p + 1);
|
|
|
5188 }
|
|
|
5189 else if (*p == '#')
|
|
|
5190 {
|
|
|
5191 #ifdef FEAT_AUTOCMD
|
|
|
5192 name = p + 1;
|
|
|
5193 p = vim_strchr(name, '#');
|
|
|
5194 if (p != NULL)
|
|
|
5195 n = au_exists(name, p, p + 1);
|
|
|
5196 else
|
|
|
5197 n = au_exists(name, name + STRLEN(name), NULL);
|
|
|
5198 #endif
|
|
|
5199 }
|
|
|
5200 else /* internal variable */
|
|
|
5201 {
|
|
|
5202 char_u *expr_start;
|
|
|
5203 char_u *expr_end;
|
|
|
5204 char_u *temp_string = NULL;
|
|
|
5205 char_u *s;
|
|
|
5206 name = p;
|
|
|
5207
|
|
|
5208 /* Find the end of the name. */
|
|
71
|
5209 s = find_name_end(name, &expr_start, &expr_end, FALSE);
|
|
7
|
5210 if (expr_start != NULL)
|
|
|
5211 {
|
|
|
5212 temp_string = make_expanded_name(name, expr_start, expr_end, s);
|
|
|
5213 if (temp_string != NULL)
|
|
|
5214 {
|
|
|
5215 len = STRLEN(temp_string);
|
|
|
5216 name = temp_string;
|
|
|
5217 }
|
|
|
5218 }
|
|
|
5219 if (len == 0)
|
|
|
5220 len = get_id_len(&p);
|
|
|
5221 if (len != 0)
|
|
71
|
5222 n = (get_var_tv(name, len, NULL) == OK);
|
|
|
5223
|
|
7
|
5224 vim_free(temp_string);
|
|
71
|
5225 }
|
|
|
5226
|
|
|
5227 rettv->vval.v_number = n;
|
|
7
|
5228 }
|
|
|
5229
|
|
|
5230 /*
|
|
|
5231 * "expand()" function
|
|
|
5232 */
|
|
|
5233 static void
|
|
71
|
5234 f_expand(argvars, rettv)
|
|
|
5235 typeval *argvars;
|
|
|
5236 typeval *rettv;
|
|
7
|
5237 {
|
|
|
5238 char_u *s;
|
|
|
5239 int len;
|
|
|
5240 char_u *errormsg;
|
|
|
5241 int flags = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
|
|
|
5242 expand_T xpc;
|
|
|
5243
|
|
71
|
5244 rettv->v_type = VAR_STRING;
|
|
|
5245 s = get_tv_string(&argvars[0]);
|
|
7
|
5246 if (*s == '%' || *s == '#' || *s == '<')
|
|
|
5247 {
|
|
|
5248 ++emsg_off;
|
|
71
|
5249 rettv->vval.v_string = eval_vars(s, &len, NULL, &errormsg, s);
|
|
7
|
5250 --emsg_off;
|
|
|
5251 }
|
|
|
5252 else
|
|
|
5253 {
|
|
|
5254 /* When the optional second argument is non-zero, don't remove matches
|
|
|
5255 * for 'suffixes' and 'wildignore' */
|
|
71
|
5256 if (argvars[1].v_type != VAR_UNKNOWN && get_tv_number(&argvars[1]))
|
|
7
|
5257 flags |= WILD_KEEP_ALL;
|
|
|
5258 ExpandInit(&xpc);
|
|
|
5259 xpc.xp_context = EXPAND_FILES;
|
|
71
|
5260 rettv->vval.v_string = ExpandOne(&xpc, s, NULL, flags, WILD_ALL);
|
|
7
|
5261 ExpandCleanup(&xpc);
|
|
|
5262 }
|
|
|
5263 }
|
|
|
5264
|
|
|
5265 /*
|
|
|
5266 * "filereadable()" function
|
|
|
5267 */
|
|
|
5268 static void
|
|
71
|
5269 f_filereadable(argvars, rettv)
|
|
|
5270 typeval *argvars;
|
|
|
5271 typeval *rettv;
|
|
7
|
5272 {
|
|
|
5273 FILE *fd;
|
|
|
5274 char_u *p;
|
|
|
5275 int n;
|
|
|
5276
|
|
71
|
5277 p = get_tv_string(&argvars[0]);
|
|
7
|
5278 if (*p && !mch_isdir(p) && (fd = mch_fopen((char *)p, "r")) != NULL)
|
|
|
5279 {
|
|
|
5280 n = TRUE;
|
|
|
5281 fclose(fd);
|
|
|
5282 }
|
|
|
5283 else
|
|
|
5284 n = FALSE;
|
|
|
5285
|
|
71
|
5286 rettv->vval.v_number = n;
|
|
7
|
5287 }
|
|
|
5288
|
|
|
5289 /*
|
|
|
5290 * return 0 for not writable, 1 for writable file, 2 for a dir which we have
|
|
|
5291 * rights to write into.
|
|
|
5292 */
|
|
|
5293 static void
|
|
71
|
5294 f_filewritable(argvars, rettv)
|
|
|
5295 typeval *argvars;
|
|
|
5296 typeval *rettv;
|
|
7
|
5297 {
|
|
|
5298 char_u *p;
|
|
|
5299 int retval = 0;
|
|
|
5300 #if defined(UNIX) || defined(VMS)
|
|
|
5301 int perm = 0;
|
|
|
5302 #endif
|
|
|
5303
|
|
71
|
5304 p = get_tv_string(&argvars[0]);
|
|
7
|
5305 #if defined(UNIX) || defined(VMS)
|
|
|
5306 perm = mch_getperm(p);
|
|
|
5307 #endif
|
|
|
5308 #ifndef MACOS_CLASSIC /* TODO: get either mch_writable or mch_access */
|
|
|
5309 if (
|
|
|
5310 # ifdef WIN3264
|
|
|
5311 mch_writable(p) &&
|
|
|
5312 # else
|
|
|
5313 # if defined(UNIX) || defined(VMS)
|
|
|
5314 (perm & 0222) &&
|
|
|
5315 # endif
|
|
|
5316 # endif
|
|
|
5317 mch_access((char *)p, W_OK) == 0
|
|
|
5318 )
|
|
|
5319 #endif
|
|
|
5320 {
|
|
|
5321 ++retval;
|
|
|
5322 if (mch_isdir(p))
|
|
|
5323 ++retval;
|
|
|
5324 }
|
|
71
|
5325 rettv->vval.v_number = retval;
|
|
7
|
5326 }
|
|
|
5327
|
|
|
5328 /*
|
|
19
|
5329 * "finddir({fname}[, {path}[, {count}]])" function
|
|
|
5330 */
|
|
|
5331 static void
|
|
71
|
5332 f_finddir(argvars, rettv)
|
|
|
5333 typeval *argvars;
|
|
|
5334 typeval *rettv;
|
|
|
5335 {
|
|
|
5336 f_findfilendir(argvars, rettv, TRUE);
|
|
19
|
5337 }
|
|
|
5338
|
|
|
5339 /*
|
|
|
5340 * "findfile({fname}[, {path}[, {count}]])" function
|
|
|
5341 */
|
|
|
5342 static void
|
|
71
|
5343 f_findfile(argvars, rettv)
|
|
|
5344 typeval *argvars;
|
|
|
5345 typeval *rettv;
|
|
|
5346 {
|
|
|
5347 f_findfilendir(argvars, rettv, FALSE);
|
|
|
5348 }
|
|
|
5349
|
|
|
5350 static void
|
|
|
5351 f_findfilendir(argvars, rettv, dir)
|
|
|
5352 typeval *argvars;
|
|
|
5353 typeval *rettv;
|
|
19
|
5354 int dir;
|
|
|
5355 {
|
|
|
5356 #ifdef FEAT_SEARCHPATH
|
|
|
5357 char_u *fname;
|
|
|
5358 char_u *fresult = NULL;
|
|
|
5359 char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
|
|
|
5360 char_u *p;
|
|
|
5361 char_u pathbuf[NUMBUFLEN];
|
|
|
5362 int count = 1;
|
|
|
5363 int first = TRUE;
|
|
|
5364
|
|
71
|
5365 fname = get_tv_string(&argvars[0]);
|
|
56
|
5366
|
|
|
5367 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
5368 {
|
|
71
|
5369 p = get_tv_string_buf(&argvars[1], pathbuf);
|
|
19
|
5370 if (*p != NUL)
|
|
|
5371 path = p;
|
|
|
5372
|
|
56
|
5373 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
5374 count = get_tv_number(&argvars[2]);
|
|
19
|
5375 }
|
|
|
5376
|
|
|
5377 do
|
|
|
5378 {
|
|
|
5379 vim_free(fresult);
|
|
|
5380 fresult = find_file_in_path_option(first ? fname : NULL,
|
|
|
5381 first ? (int)STRLEN(fname) : 0,
|
|
|
5382 0, first, path, dir, NULL);
|
|
|
5383 first = FALSE;
|
|
|
5384 } while (--count > 0 && fresult != NULL);
|
|
|
5385
|
|
71
|
5386 rettv->vval.v_string = fresult;
|
|
19
|
5387 #else
|
|
71
|
5388 rettv->vval.v_string = NULL;
|
|
|
5389 #endif
|
|
|
5390 rettv->v_type = VAR_STRING;
|
|
19
|
5391 }
|
|
|
5392
|
|
|
5393 /*
|
|
7
|
5394 * "fnamemodify({fname}, {mods})" function
|
|
|
5395 */
|
|
|
5396 static void
|
|
71
|
5397 f_fnamemodify(argvars, rettv)
|
|
|
5398 typeval *argvars;
|
|
|
5399 typeval *rettv;
|
|
7
|
5400 {
|
|
|
5401 char_u *fname;
|
|
|
5402 char_u *mods;
|
|
|
5403 int usedlen = 0;
|
|
|
5404 int len;
|
|
|
5405 char_u *fbuf = NULL;
|
|
|
5406 char_u buf[NUMBUFLEN];
|
|
|
5407
|
|
71
|
5408 fname = get_tv_string(&argvars[0]);
|
|
|
5409 mods = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
5410 len = (int)STRLEN(fname);
|
|
|
5411
|
|
|
5412 (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
|
|
|
5413
|
|
71
|
5414 rettv->v_type = VAR_STRING;
|
|
7
|
5415 if (fname == NULL)
|
|
71
|
5416 rettv->vval.v_string = NULL;
|
|
|
5417 else
|
|
|
5418 rettv->vval.v_string = vim_strnsave(fname, len);
|
|
7
|
5419 vim_free(fbuf);
|
|
|
5420 }
|
|
|
5421
|
|
|
5422 /*
|
|
|
5423 * "foldclosed()" function
|
|
|
5424 */
|
|
|
5425 static void
|
|
71
|
5426 f_foldclosed(argvars, rettv)
|
|
|
5427 typeval *argvars;
|
|
|
5428 typeval *rettv;
|
|
|
5429 {
|
|
|
5430 foldclosed_both(argvars, rettv, FALSE);
|
|
7
|
5431 }
|
|
|
5432
|
|
|
5433 /*
|
|
|
5434 * "foldclosedend()" function
|
|
|
5435 */
|
|
|
5436 static void
|
|
71
|
5437 f_foldclosedend(argvars, rettv)
|
|
|
5438 typeval *argvars;
|
|
|
5439 typeval *rettv;
|
|
|
5440 {
|
|
|
5441 foldclosed_both(argvars, rettv, TRUE);
|
|
7
|
5442 }
|
|
|
5443
|
|
|
5444 /*
|
|
|
5445 * "foldclosed()" function
|
|
|
5446 */
|
|
|
5447 static void
|
|
71
|
5448 foldclosed_both(argvars, rettv, end)
|
|
|
5449 typeval *argvars;
|
|
|
5450 typeval *rettv;
|
|
7
|
5451 int end;
|
|
|
5452 {
|
|
|
5453 #ifdef FEAT_FOLDING
|
|
|
5454 linenr_T lnum;
|
|
|
5455 linenr_T first, last;
|
|
|
5456
|
|
71
|
5457 lnum = get_tv_lnum(argvars);
|
|
7
|
5458 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
5459 {
|
|
|
5460 if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
|
|
|
5461 {
|
|
|
5462 if (end)
|
|
71
|
5463 rettv->vval.v_number = (varnumber_T)last;
|
|
7
|
5464 else
|
|
71
|
5465 rettv->vval.v_number = (varnumber_T)first;
|
|
7
|
5466 return;
|
|
|
5467 }
|
|
|
5468 }
|
|
|
5469 #endif
|
|
71
|
5470 rettv->vval.v_number = -1;
|
|
7
|
5471 }
|
|
|
5472
|
|
|
5473 /*
|
|
|
5474 * "foldlevel()" function
|
|
|
5475 */
|
|
|
5476 static void
|
|
71
|
5477 f_foldlevel(argvars, rettv)
|
|
|
5478 typeval *argvars;
|
|
|
5479 typeval *rettv;
|
|
7
|
5480 {
|
|
|
5481 #ifdef FEAT_FOLDING
|
|
|
5482 linenr_T lnum;
|
|
|
5483
|
|
71
|
5484 lnum = get_tv_lnum(argvars);
|
|
7
|
5485 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
5486 rettv->vval.v_number = foldLevel(lnum);
|
|
|
5487 else
|
|
|
5488 #endif
|
|
|
5489 rettv->vval.v_number = 0;
|
|
7
|
5490 }
|
|
|
5491
|
|
|
5492 /*
|
|
|
5493 * "foldtext()" function
|
|
|
5494 */
|
|
|
5495 /*ARGSUSED*/
|
|
|
5496 static void
|
|
71
|
5497 f_foldtext(argvars, rettv)
|
|
|
5498 typeval *argvars;
|
|
|
5499 typeval *rettv;
|
|
7
|
5500 {
|
|
|
5501 #ifdef FEAT_FOLDING
|
|
|
5502 linenr_T lnum;
|
|
|
5503 char_u *s;
|
|
|
5504 char_u *r;
|
|
|
5505 int len;
|
|
|
5506 char *txt;
|
|
|
5507 #endif
|
|
|
5508
|
|
71
|
5509 rettv->v_type = VAR_STRING;
|
|
|
5510 rettv->vval.v_string = NULL;
|
|
7
|
5511 #ifdef FEAT_FOLDING
|
|
|
5512 if ((linenr_T)vimvars[VV_FOLDSTART].val > 0
|
|
|
5513 && (linenr_T)vimvars[VV_FOLDEND].val <= curbuf->b_ml.ml_line_count
|
|
|
5514 && vimvars[VV_FOLDDASHES].val != NULL)
|
|
|
5515 {
|
|
|
5516 /* Find first non-empty line in the fold. */
|
|
|
5517 lnum = (linenr_T)vimvars[VV_FOLDSTART].val;
|
|
|
5518 while (lnum < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
5519 {
|
|
|
5520 if (!linewhite(lnum))
|
|
|
5521 break;
|
|
|
5522 ++lnum;
|
|
|
5523 }
|
|
|
5524
|
|
|
5525 /* Find interesting text in this line. */
|
|
|
5526 s = skipwhite(ml_get(lnum));
|
|
|
5527 /* skip C comment-start */
|
|
|
5528 if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
|
|
36
|
5529 {
|
|
7
|
5530 s = skipwhite(s + 2);
|
|
36
|
5531 if (*skipwhite(s) == NUL
|
|
|
5532 && lnum + 1 < (linenr_T)vimvars[VV_FOLDEND].val)
|
|
|
5533 {
|
|
|
5534 s = skipwhite(ml_get(lnum + 1));
|
|
|
5535 if (*s == '*')
|
|
|
5536 s = skipwhite(s + 1);
|
|
|
5537 }
|
|
|
5538 }
|
|
7
|
5539 txt = _("+-%s%3ld lines: ");
|
|
|
5540 r = alloc((unsigned)(STRLEN(txt)
|
|
|
5541 + STRLEN(vimvars[VV_FOLDDASHES].val) /* for %s */
|
|
|
5542 + 20 /* for %3ld */
|
|
|
5543 + STRLEN(s))); /* concatenated */
|
|
|
5544 if (r != NULL)
|
|
|
5545 {
|
|
|
5546 sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].val,
|
|
|
5547 (long)((linenr_T)vimvars[VV_FOLDEND].val
|
|
|
5548 - (linenr_T)vimvars[VV_FOLDSTART].val + 1));
|
|
|
5549 len = (int)STRLEN(r);
|
|
|
5550 STRCAT(r, s);
|
|
|
5551 /* remove 'foldmarker' and 'commentstring' */
|
|
|
5552 foldtext_cleanup(r + len);
|
|
71
|
5553 rettv->vval.v_string = r;
|
|
7
|
5554 }
|
|
|
5555 }
|
|
|
5556 #endif
|
|
|
5557 }
|
|
|
5558
|
|
|
5559 /*
|
|
29
|
5560 * "foldtextresult(lnum)" function
|
|
|
5561 */
|
|
|
5562 /*ARGSUSED*/
|
|
|
5563 static void
|
|
71
|
5564 f_foldtextresult(argvars, rettv)
|
|
|
5565 typeval *argvars;
|
|
|
5566 typeval *rettv;
|
|
29
|
5567 {
|
|
|
5568 #ifdef FEAT_FOLDING
|
|
|
5569 linenr_T lnum;
|
|
|
5570 char_u *text;
|
|
|
5571 char_u buf[51];
|
|
|
5572 foldinfo_T foldinfo;
|
|
|
5573 int fold_count;
|
|
|
5574 #endif
|
|
|
5575
|
|
71
|
5576 rettv->v_type = VAR_STRING;
|
|
|
5577 rettv->vval.v_string = NULL;
|
|
29
|
5578 #ifdef FEAT_FOLDING
|
|
71
|
5579 lnum = get_tv_lnum(argvars);
|
|
29
|
5580 fold_count = foldedCount(curwin, lnum, &foldinfo);
|
|
|
5581 if (fold_count > 0)
|
|
|
5582 {
|
|
|
5583 text = get_foldtext(curwin, lnum, lnum + fold_count - 1,
|
|
|
5584 &foldinfo, buf);
|
|
|
5585 if (text == buf)
|
|
|
5586 text = vim_strsave(text);
|
|
71
|
5587 rettv->vval.v_string = text;
|
|
29
|
5588 }
|
|
|
5589 #endif
|
|
|
5590 }
|
|
|
5591
|
|
|
5592 /*
|
|
7
|
5593 * "foreground()" function
|
|
|
5594 */
|
|
|
5595 /*ARGSUSED*/
|
|
|
5596 static void
|
|
71
|
5597 f_foreground(argvars, rettv)
|
|
|
5598 typeval *argvars;
|
|
|
5599 typeval *rettv;
|
|
|
5600 {
|
|
|
5601 rettv->vval.v_number = 0;
|
|
7
|
5602 #ifdef FEAT_GUI
|
|
|
5603 if (gui.in_use)
|
|
|
5604 gui_mch_set_foreground();
|
|
|
5605 #else
|
|
|
5606 # ifdef WIN32
|
|
|
5607 win32_set_foreground();
|
|
|
5608 # endif
|
|
|
5609 #endif
|
|
|
5610 }
|
|
|
5611
|
|
|
5612 /*
|
|
56
|
5613 * "function()" function
|
|
|
5614 */
|
|
|
5615 /*ARGSUSED*/
|
|
|
5616 static void
|
|
71
|
5617 f_function(argvars, rettv)
|
|
|
5618 typeval *argvars;
|
|
|
5619 typeval *rettv;
|
|
56
|
5620 {
|
|
|
5621 char_u *s;
|
|
|
5622
|
|
71
|
5623 s = get_tv_string(&argvars[0]);
|
|
56
|
5624 if (s == NULL || *s == NUL || isdigit(*s))
|
|
|
5625 EMSG2(_(e_invarg2), s);
|
|
|
5626 else if (!function_exists(s))
|
|
|
5627 EMSG2(_("E999: Unknown function: %s"), s);
|
|
|
5628 else
|
|
|
5629 {
|
|
71
|
5630 rettv->vval.v_string = vim_strsave(s);
|
|
|
5631 rettv->v_type = VAR_FUNC;
|
|
56
|
5632 }
|
|
|
5633 }
|
|
|
5634
|
|
|
5635 /*
|
|
7
|
5636 * "getchar()" function
|
|
|
5637 */
|
|
|
5638 static void
|
|
71
|
5639 f_getchar(argvars, rettv)
|
|
|
5640 typeval *argvars;
|
|
|
5641 typeval *rettv;
|
|
7
|
5642 {
|
|
|
5643 varnumber_T n;
|
|
|
5644
|
|
|
5645 ++no_mapping;
|
|
|
5646 ++allow_keys;
|
|
56
|
5647 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
7
|
5648 /* getchar(): blocking wait. */
|
|
|
5649 n = safe_vgetc();
|
|
71
|
5650 else if (get_tv_number(&argvars[0]) == 1)
|
|
7
|
5651 /* getchar(1): only check if char avail */
|
|
|
5652 n = vpeekc();
|
|
|
5653 else if (vpeekc() == NUL)
|
|
|
5654 /* getchar(0) and no char avail: return zero */
|
|
|
5655 n = 0;
|
|
|
5656 else
|
|
|
5657 /* getchar(0) and char avail: return char */
|
|
|
5658 n = safe_vgetc();
|
|
|
5659 --no_mapping;
|
|
|
5660 --allow_keys;
|
|
|
5661
|
|
71
|
5662 rettv->vval.v_number = n;
|
|
7
|
5663 if (IS_SPECIAL(n) || mod_mask != 0)
|
|
|
5664 {
|
|
|
5665 char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
|
|
|
5666 int i = 0;
|
|
|
5667
|
|
|
5668 /* Turn a special key into three bytes, plus modifier. */
|
|
|
5669 if (mod_mask != 0)
|
|
|
5670 {
|
|
|
5671 temp[i++] = K_SPECIAL;
|
|
|
5672 temp[i++] = KS_MODIFIER;
|
|
|
5673 temp[i++] = mod_mask;
|
|
|
5674 }
|
|
|
5675 if (IS_SPECIAL(n))
|
|
|
5676 {
|
|
|
5677 temp[i++] = K_SPECIAL;
|
|
|
5678 temp[i++] = K_SECOND(n);
|
|
|
5679 temp[i++] = K_THIRD(n);
|
|
|
5680 }
|
|
|
5681 #ifdef FEAT_MBYTE
|
|
|
5682 else if (has_mbyte)
|
|
|
5683 i += (*mb_char2bytes)(n, temp + i);
|
|
|
5684 #endif
|
|
|
5685 else
|
|
|
5686 temp[i++] = n;
|
|
|
5687 temp[i++] = NUL;
|
|
71
|
5688 rettv->v_type = VAR_STRING;
|
|
|
5689 rettv->vval.v_string = vim_strsave(temp);
|
|
7
|
5690 }
|
|
|
5691 }
|
|
|
5692
|
|
|
5693 /*
|
|
|
5694 * "getcharmod()" function
|
|
|
5695 */
|
|
|
5696 /*ARGSUSED*/
|
|
|
5697 static void
|
|
71
|
5698 f_getcharmod(argvars, rettv)
|
|
|
5699 typeval *argvars;
|
|
|
5700 typeval *rettv;
|
|
|
5701 {
|
|
|
5702 rettv->vval.v_number = mod_mask;
|
|
7
|
5703 }
|
|
|
5704
|
|
|
5705 /*
|
|
|
5706 * "getcmdline()" function
|
|
|
5707 */
|
|
|
5708 /*ARGSUSED*/
|
|
|
5709 static void
|
|
71
|
5710 f_getcmdline(argvars, rettv)
|
|
|
5711 typeval *argvars;
|
|
|
5712 typeval *rettv;
|
|
|
5713 {
|
|
|
5714 rettv->v_type = VAR_STRING;
|
|
|
5715 rettv->vval.v_string = get_cmdline_str();
|
|
7
|
5716 }
|
|
|
5717
|
|
|
5718 /*
|
|
|
5719 * "getcmdpos()" function
|
|
|
5720 */
|
|
|
5721 /*ARGSUSED*/
|
|
|
5722 static void
|
|
71
|
5723 f_getcmdpos(argvars, rettv)
|
|
|
5724 typeval *argvars;
|
|
|
5725 typeval *rettv;
|
|
|
5726 {
|
|
|
5727 rettv->vval.v_number = get_cmdline_pos() + 1;
|
|
7
|
5728 }
|
|
|
5729
|
|
|
5730 /*
|
|
|
5731 * "getbufvar()" function
|
|
|
5732 */
|
|
|
5733 static void
|
|
71
|
5734 f_getbufvar(argvars, rettv)
|
|
|
5735 typeval *argvars;
|
|
|
5736 typeval *rettv;
|
|
7
|
5737 {
|
|
|
5738 buf_T *buf;
|
|
|
5739 buf_T *save_curbuf;
|
|
|
5740 char_u *varname;
|
|
|
5741 VAR v;
|
|
|
5742
|
|
|
5743 ++emsg_off;
|
|
71
|
5744 buf = get_buf_tv(&argvars[0]);
|
|
|
5745 varname = get_tv_string(&argvars[1]);
|
|
|
5746
|
|
|
5747 rettv->v_type = VAR_STRING;
|
|
|
5748 rettv->vval.v_string = NULL;
|
|
7
|
5749
|
|
|
5750 if (buf != NULL && varname != NULL)
|
|
|
5751 {
|
|
|
5752 if (*varname == '&') /* buffer-local-option */
|
|
|
5753 {
|
|
|
5754 /* set curbuf to be our buf, temporarily */
|
|
|
5755 save_curbuf = curbuf;
|
|
|
5756 curbuf = buf;
|
|
|
5757
|
|
71
|
5758 get_option_tv(&varname, rettv, TRUE);
|
|
7
|
5759
|
|
|
5760 /* restore previous notion of curbuf */
|
|
|
5761 curbuf = save_curbuf;
|
|
|
5762 }
|
|
|
5763 else
|
|
|
5764 {
|
|
|
5765 /* look up the variable */
|
|
|
5766 v = find_var_in_ga(&buf->b_vars, varname);
|
|
|
5767 if (v != NULL)
|
|
71
|
5768 copy_tv(&v->tv, rettv);
|
|
7
|
5769 }
|
|
|
5770 }
|
|
|
5771
|
|
|
5772 --emsg_off;
|
|
|
5773 }
|
|
|
5774
|
|
|
5775 /*
|
|
|
5776 * "getcwd()" function
|
|
|
5777 */
|
|
|
5778 /*ARGSUSED*/
|
|
|
5779 static void
|
|
71
|
5780 f_getcwd(argvars, rettv)
|
|
|
5781 typeval *argvars;
|
|
|
5782 typeval *rettv;
|
|
7
|
5783 {
|
|
|
5784 char_u cwd[MAXPATHL];
|
|
|
5785
|
|
71
|
5786 rettv->v_type = VAR_STRING;
|
|
7
|
5787 if (mch_dirname(cwd, MAXPATHL) == FAIL)
|
|
71
|
5788 rettv->vval.v_string = NULL;
|
|
|
5789 else
|
|
|
5790 {
|
|
|
5791 rettv->vval.v_string = vim_strsave(cwd);
|
|
7
|
5792 #ifdef BACKSLASH_IN_FILENAME
|
|
71
|
5793 slash_adjust(rettv->vval.v_string);
|
|
7
|
5794 #endif
|
|
|
5795 }
|
|
|
5796 }
|
|
|
5797
|
|
|
5798 /*
|
|
38
|
5799 * "getfontname()" function
|
|
|
5800 */
|
|
39
|
5801 /*ARGSUSED*/
|
|
38
|
5802 static void
|
|
71
|
5803 f_getfontname(argvars, rettv)
|
|
|
5804 typeval *argvars;
|
|
|
5805 typeval *rettv;
|
|
|
5806 {
|
|
|
5807 rettv->v_type = VAR_STRING;
|
|
|
5808 rettv->vval.v_string = NULL;
|
|
38
|
5809 #ifdef FEAT_GUI
|
|
|
5810 if (gui.in_use)
|
|
|
5811 {
|
|
|
5812 GuiFont font;
|
|
|
5813 char_u *name = NULL;
|
|
|
5814
|
|
56
|
5815 if (argvars[0].v_type == VAR_UNKNOWN)
|
|
38
|
5816 {
|
|
|
5817 /* Get the "Normal" font. Either the name saved by
|
|
|
5818 * hl_set_font_name() or from the font ID. */
|
|
|
5819 font = gui.norm_font;
|
|
|
5820 name = hl_get_font_name();
|
|
|
5821 }
|
|
|
5822 else
|
|
|
5823 {
|
|
71
|
5824 name = get_tv_string(&argvars[0]);
|
|
38
|
5825 if (STRCMP(name, "*") == 0) /* don't use font dialog */
|
|
|
5826 return;
|
|
|
5827 font = gui_mch_get_font(name, FALSE);
|
|
|
5828 if (font == NOFONT)
|
|
|
5829 return; /* Invalid font name, return empty string. */
|
|
|
5830 }
|
|
71
|
5831 rettv->vval.v_string = gui_mch_get_fontname(font, name);
|
|
56
|
5832 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
38
|
5833 gui_mch_free_font(font);
|
|
|
5834 }
|
|
|
5835 #endif
|
|
|
5836 }
|
|
|
5837
|
|
|
5838 /*
|
|
20
|
5839 * "getfperm({fname})" function
|
|
|
5840 */
|
|
|
5841 static void
|
|
71
|
5842 f_getfperm(argvars, rettv)
|
|
|
5843 typeval *argvars;
|
|
|
5844 typeval *rettv;
|
|
20
|
5845 {
|
|
|
5846 char_u *fname;
|
|
|
5847 struct stat st;
|
|
|
5848 char_u *perm = NULL;
|
|
|
5849 char_u flags[] = "rwx";
|
|
|
5850 int i;
|
|
|
5851
|
|
71
|
5852 fname = get_tv_string(&argvars[0]);
|
|
|
5853
|
|
|
5854 rettv->v_type = VAR_STRING;
|
|
20
|
5855 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
5856 {
|
|
|
5857 perm = vim_strsave((char_u *)"---------");
|
|
|
5858 if (perm != NULL)
|
|
|
5859 {
|
|
|
5860 for (i = 0; i < 9; i++)
|
|
|
5861 {
|
|
|
5862 if (st.st_mode & (1 << (8 - i)))
|
|
|
5863 perm[i] = flags[i % 3];
|
|
|
5864 }
|
|
|
5865 }
|
|
|
5866 }
|
|
71
|
5867 rettv->vval.v_string = perm;
|
|
20
|
5868 }
|
|
|
5869
|
|
|
5870 /*
|
|
7
|
5871 * "getfsize({fname})" function
|
|
|
5872 */
|
|
|
5873 static void
|
|
71
|
5874 f_getfsize(argvars, rettv)
|
|
|
5875 typeval *argvars;
|
|
|
5876 typeval *rettv;
|
|
7
|
5877 {
|
|
|
5878 char_u *fname;
|
|
|
5879 struct stat st;
|
|
|
5880
|
|
71
|
5881 fname = get_tv_string(&argvars[0]);
|
|
|
5882
|
|
|
5883 rettv->v_type = VAR_NUMBER;
|
|
7
|
5884
|
|
|
5885 if (mch_stat((char *)fname, &st) >= 0)
|
|
|
5886 {
|
|
|
5887 if (mch_isdir(fname))
|
|
71
|
5888 rettv->vval.v_number = 0;
|
|
7
|
5889 else
|
|
71
|
5890 rettv->vval.v_number = (varnumber_T)st.st_size;
|
|
|
5891 }
|
|
|
5892 else
|
|
|
5893 rettv->vval.v_number = -1;
|
|
7
|
5894 }
|
|
|
5895
|
|
|
5896 /*
|
|
|
5897 * "getftime({fname})" function
|
|
|
5898 */
|
|
|
5899 static void
|
|
71
|
5900 f_getftime(argvars, rettv)
|
|
|
5901 typeval *argvars;
|
|
|
5902 typeval *rettv;
|
|
7
|
5903 {
|
|
|
5904 char_u *fname;
|
|
|
5905 struct stat st;
|
|
|
5906
|
|
71
|
5907 fname = get_tv_string(&argvars[0]);
|
|
7
|
5908
|
|
|
5909 if (mch_stat((char *)fname, &st) >= 0)
|
|
71
|
5910 rettv->vval.v_number = (varnumber_T)st.st_mtime;
|
|
|
5911 else
|
|
|
5912 rettv->vval.v_number = -1;
|
|
7
|
5913 }
|
|
|
5914
|
|
|
5915 /*
|
|
20
|
5916 * "getftype({fname})" function
|
|
|
5917 */
|
|
|
5918 static void
|
|
71
|
5919 f_getftype(argvars, rettv)
|
|
|
5920 typeval *argvars;
|
|
|
5921 typeval *rettv;
|
|
20
|
5922 {
|
|
|
5923 char_u *fname;
|
|
|
5924 struct stat st;
|
|
|
5925 char_u *type = NULL;
|
|
|
5926 char *t;
|
|
|
5927
|
|
71
|
5928 fname = get_tv_string(&argvars[0]);
|
|
|
5929
|
|
|
5930 rettv->v_type = VAR_STRING;
|
|
20
|
5931 if (mch_lstat((char *)fname, &st) >= 0)
|
|
|
5932 {
|
|
|
5933 #ifdef S_ISREG
|
|
|
5934 if (S_ISREG(st.st_mode))
|
|
|
5935 t = "file";
|
|
|
5936 else if (S_ISDIR(st.st_mode))
|
|
|
5937 t = "dir";
|
|
|
5938 # ifdef S_ISLNK
|
|
|
5939 else if (S_ISLNK(st.st_mode))
|
|
|
5940 t = "link";
|
|
|
5941 # endif
|
|
|
5942 # ifdef S_ISBLK
|
|
|
5943 else if (S_ISBLK(st.st_mode))
|
|
|
5944 t = "bdev";
|
|
|
5945 # endif
|
|
|
5946 # ifdef S_ISCHR
|
|
|
5947 else if (S_ISCHR(st.st_mode))
|
|
|
5948 t = "cdev";
|
|
|
5949 # endif
|
|
|
5950 # ifdef S_ISFIFO
|
|
|
5951 else if (S_ISFIFO(st.st_mode))
|
|
|
5952 t = "fifo";
|
|
|
5953 # endif
|
|
|
5954 # ifdef S_ISSOCK
|
|
|
5955 else if (S_ISSOCK(st.st_mode))
|
|
|
5956 t = "fifo";
|
|
|
5957 # endif
|
|
|
5958 else
|
|
|
5959 t = "other";
|
|
|
5960 #else
|
|
|
5961 # ifdef S_IFMT
|
|
|
5962 switch (st.st_mode & S_IFMT)
|
|
|
5963 {
|
|
|
5964 case S_IFREG: t = "file"; break;
|
|
|
5965 case S_IFDIR: t = "dir"; break;
|
|
|
5966 # ifdef S_IFLNK
|
|
|
5967 case S_IFLNK: t = "link"; break;
|
|
|
5968 # endif
|
|
|
5969 # ifdef S_IFBLK
|
|
|
5970 case S_IFBLK: t = "bdev"; break;
|
|
|
5971 # endif
|
|
|
5972 # ifdef S_IFCHR
|
|
|
5973 case S_IFCHR: t = "cdev"; break;
|
|
|
5974 # endif
|
|
|
5975 # ifdef S_IFIFO
|
|
|
5976 case S_IFIFO: t = "fifo"; break;
|
|
|
5977 # endif
|
|
|
5978 # ifdef S_IFSOCK
|
|
|
5979 case S_IFSOCK: t = "socket"; break;
|
|
|
5980 # endif
|
|
|
5981 default: t = "other";
|
|
|
5982 }
|
|
|
5983 # else
|
|
|
5984 if (mch_isdir(fname))
|
|
|
5985 t = "dir";
|
|
|
5986 else
|
|
|
5987 t = "file";
|
|
|
5988 # endif
|
|
|
5989 #endif
|
|
|
5990 type = vim_strsave((char_u *)t);
|
|
|
5991 }
|
|
71
|
5992 rettv->vval.v_string = type;
|
|
20
|
5993 }
|
|
|
5994
|
|
|
5995 /*
|
|
7
|
5996 * "getreg()" function
|
|
|
5997 */
|
|
|
5998 static void
|
|
71
|
5999 f_getreg(argvars, rettv)
|
|
|
6000 typeval *argvars;
|
|
|
6001 typeval *rettv;
|
|
7
|
6002 {
|
|
|
6003 char_u *strregname;
|
|
|
6004 int regname;
|
|
|
6005
|
|
56
|
6006 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
6007 strregname = get_tv_string(&argvars[0]);
|
|
7
|
6008 else
|
|
|
6009 strregname = vimvars[VV_REG].val;
|
|
|
6010 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6011 if (regname == 0)
|
|
|
6012 regname = '"';
|
|
|
6013
|
|
71
|
6014 rettv->v_type = VAR_STRING;
|
|
|
6015 rettv->vval.v_string = get_reg_contents(regname, TRUE);
|
|
7
|
6016 }
|
|
|
6017
|
|
|
6018 /*
|
|
|
6019 * "getregtype()" function
|
|
|
6020 */
|
|
|
6021 static void
|
|
71
|
6022 f_getregtype(argvars, rettv)
|
|
|
6023 typeval *argvars;
|
|
|
6024 typeval *rettv;
|
|
7
|
6025 {
|
|
|
6026 char_u *strregname;
|
|
|
6027 int regname;
|
|
|
6028 char_u buf[NUMBUFLEN + 2];
|
|
|
6029 long reglen = 0;
|
|
|
6030
|
|
56
|
6031 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
71
|
6032 strregname = get_tv_string(&argvars[0]);
|
|
7
|
6033 else
|
|
|
6034 /* Default to v:register */
|
|
|
6035 strregname = vimvars[VV_REG].val;
|
|
|
6036
|
|
|
6037 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
6038 if (regname == 0)
|
|
|
6039 regname = '"';
|
|
|
6040
|
|
|
6041 buf[0] = NUL;
|
|
|
6042 buf[1] = NUL;
|
|
|
6043 switch (get_reg_type(regname, ®len))
|
|
|
6044 {
|
|
|
6045 case MLINE: buf[0] = 'V'; break;
|
|
|
6046 case MCHAR: buf[0] = 'v'; break;
|
|
|
6047 #ifdef FEAT_VISUAL
|
|
|
6048 case MBLOCK:
|
|
|
6049 buf[0] = Ctrl_V;
|
|
|
6050 sprintf((char *)buf + 1, "%ld", reglen + 1);
|
|
|
6051 break;
|
|
|
6052 #endif
|
|
|
6053 }
|
|
71
|
6054 rettv->v_type = VAR_STRING;
|
|
|
6055 rettv->vval.v_string = vim_strsave(buf);
|
|
7
|
6056 }
|
|
|
6057
|
|
|
6058 /*
|
|
|
6059 * "getline(lnum)" function
|
|
|
6060 */
|
|
|
6061 static void
|
|
71
|
6062 f_getline(argvars, rettv)
|
|
|
6063 typeval *argvars;
|
|
|
6064 typeval *rettv;
|
|
7
|
6065 {
|
|
|
6066 linenr_T lnum;
|
|
|
6067 char_u *p;
|
|
|
6068
|
|
71
|
6069 lnum = get_tv_lnum(argvars);
|
|
7
|
6070
|
|
|
6071 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
6072 p = ml_get(lnum);
|
|
|
6073 else
|
|
|
6074 p = (char_u *)"";
|
|
|
6075
|
|
71
|
6076 rettv->v_type = VAR_STRING;
|
|
|
6077 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
6078 }
|
|
|
6079
|
|
|
6080 /*
|
|
|
6081 * "getwinposx()" function
|
|
|
6082 */
|
|
|
6083 /*ARGSUSED*/
|
|
|
6084 static void
|
|
71
|
6085 f_getwinposx(argvars, rettv)
|
|
|
6086 typeval *argvars;
|
|
|
6087 typeval *rettv;
|
|
|
6088 {
|
|
|
6089 rettv->vval.v_number = -1;
|
|
7
|
6090 #ifdef FEAT_GUI
|
|
|
6091 if (gui.in_use)
|
|
|
6092 {
|
|
|
6093 int x, y;
|
|
|
6094
|
|
|
6095 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
6096 rettv->vval.v_number = x;
|
|
7
|
6097 }
|
|
|
6098 #endif
|
|
|
6099 }
|
|
|
6100
|
|
|
6101 /*
|
|
|
6102 * "getwinposy()" function
|
|
|
6103 */
|
|
|
6104 /*ARGSUSED*/
|
|
|
6105 static void
|
|
71
|
6106 f_getwinposy(argvars, rettv)
|
|
|
6107 typeval *argvars;
|
|
|
6108 typeval *rettv;
|
|
|
6109 {
|
|
|
6110 rettv->vval.v_number = -1;
|
|
7
|
6111 #ifdef FEAT_GUI
|
|
|
6112 if (gui.in_use)
|
|
|
6113 {
|
|
|
6114 int x, y;
|
|
|
6115
|
|
|
6116 if (gui_mch_get_winpos(&x, &y) == OK)
|
|
71
|
6117 rettv->vval.v_number = y;
|
|
7
|
6118 }
|
|
|
6119 #endif
|
|
|
6120 }
|
|
|
6121
|
|
|
6122 /*
|
|
|
6123 * "getwinvar()" function
|
|
|
6124 */
|
|
|
6125 static void
|
|
71
|
6126 f_getwinvar(argvars, rettv)
|
|
|
6127 typeval *argvars;
|
|
|
6128 typeval *rettv;
|
|
7
|
6129 {
|
|
|
6130 win_T *win, *oldcurwin;
|
|
|
6131 char_u *varname;
|
|
|
6132 VAR v;
|
|
|
6133
|
|
|
6134 ++emsg_off;
|
|
|
6135 win = find_win_by_nr(&argvars[0]);
|
|
71
|
6136 varname = get_tv_string(&argvars[1]);
|
|
|
6137
|
|
|
6138 rettv->v_type = VAR_STRING;
|
|
|
6139 rettv->vval.v_string = NULL;
|
|
7
|
6140
|
|
|
6141 if (win != NULL && varname != NULL)
|
|
|
6142 {
|
|
|
6143 if (*varname == '&') /* window-local-option */
|
|
|
6144 {
|
|
|
6145 /* set curwin to be our win, temporarily */
|
|
|
6146 oldcurwin = curwin;
|
|
|
6147 curwin = win;
|
|
|
6148
|
|
71
|
6149 get_option_tv(&varname, rettv, 1);
|
|
7
|
6150
|
|
|
6151 /* restore previous notion of curwin */
|
|
|
6152 curwin = oldcurwin;
|
|
|
6153 }
|
|
|
6154 else
|
|
|
6155 {
|
|
|
6156 /* look up the variable */
|
|
|
6157 v = find_var_in_ga(&win->w_vars, varname);
|
|
|
6158 if (v != NULL)
|
|
71
|
6159 copy_tv(&v->tv, rettv);
|
|
7
|
6160 }
|
|
|
6161 }
|
|
|
6162
|
|
|
6163 --emsg_off;
|
|
|
6164 }
|
|
|
6165
|
|
|
6166 /*
|
|
|
6167 * "glob()" function
|
|
|
6168 */
|
|
|
6169 static void
|
|
71
|
6170 f_glob(argvars, rettv)
|
|
|
6171 typeval *argvars;
|
|
|
6172 typeval *rettv;
|
|
7
|
6173 {
|
|
|
6174 expand_T xpc;
|
|
|
6175
|
|
|
6176 ExpandInit(&xpc);
|
|
|
6177 xpc.xp_context = EXPAND_FILES;
|
|
71
|
6178 rettv->v_type = VAR_STRING;
|
|
|
6179 rettv->vval.v_string = ExpandOne(&xpc, get_tv_string(&argvars[0]),
|
|
7
|
6180 NULL, WILD_USE_NL|WILD_SILENT, WILD_ALL);
|
|
|
6181 ExpandCleanup(&xpc);
|
|
|
6182 }
|
|
|
6183
|
|
|
6184 /*
|
|
|
6185 * "globpath()" function
|
|
|
6186 */
|
|
|
6187 static void
|
|
71
|
6188 f_globpath(argvars, rettv)
|
|
|
6189 typeval *argvars;
|
|
|
6190 typeval *rettv;
|
|
7
|
6191 {
|
|
|
6192 char_u buf1[NUMBUFLEN];
|
|
|
6193
|
|
71
|
6194 rettv->v_type = VAR_STRING;
|
|
|
6195 rettv->vval.v_string = globpath(get_tv_string(&argvars[0]),
|
|
|
6196 get_tv_string_buf(&argvars[1], buf1));
|
|
7
|
6197 }
|
|
|
6198
|
|
|
6199 /*
|
|
|
6200 * "has()" function
|
|
|
6201 */
|
|
|
6202 static void
|
|
71
|
6203 f_has(argvars, rettv)
|
|
|
6204 typeval *argvars;
|
|
|
6205 typeval *rettv;
|
|
7
|
6206 {
|
|
|
6207 int i;
|
|
|
6208 char_u *name;
|
|
|
6209 int n = FALSE;
|
|
|
6210 static char *(has_list[]) =
|
|
|
6211 {
|
|
|
6212 #ifdef AMIGA
|
|
|
6213 "amiga",
|
|
|
6214 # ifdef FEAT_ARP
|
|
|
6215 "arp",
|
|
|
6216 # endif
|
|
|
6217 #endif
|
|
|
6218 #ifdef __BEOS__
|
|
|
6219 "beos",
|
|
|
6220 #endif
|
|
|
6221 #ifdef MSDOS
|
|
|
6222 # ifdef DJGPP
|
|
|
6223 "dos32",
|
|
|
6224 # else
|
|
|
6225 "dos16",
|
|
|
6226 # endif
|
|
|
6227 #endif
|
|
|
6228 #ifdef MACOS /* TODO: Should we add MACOS_CLASSIC, MACOS_X? (Dany) */
|
|
|
6229 "mac",
|
|
|
6230 #endif
|
|
|
6231 #if defined(MACOS_X_UNIX)
|
|
|
6232 "macunix",
|
|
|
6233 #endif
|
|
|
6234 #ifdef OS2
|
|
|
6235 "os2",
|
|
|
6236 #endif
|
|
|
6237 #ifdef __QNX__
|
|
|
6238 "qnx",
|
|
|
6239 #endif
|
|
|
6240 #ifdef RISCOS
|
|
|
6241 "riscos",
|
|
|
6242 #endif
|
|
|
6243 #ifdef UNIX
|
|
|
6244 "unix",
|
|
|
6245 #endif
|
|
|
6246 #ifdef VMS
|
|
|
6247 "vms",
|
|
|
6248 #endif
|
|
|
6249 #ifdef WIN16
|
|
|
6250 "win16",
|
|
|
6251 #endif
|
|
|
6252 #ifdef WIN32
|
|
|
6253 "win32",
|
|
|
6254 #endif
|
|
|
6255 #if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
|
|
|
6256 "win32unix",
|
|
|
6257 #endif
|
|
|
6258 #ifdef WIN64
|
|
|
6259 "win64",
|
|
|
6260 #endif
|
|
|
6261 #ifdef EBCDIC
|
|
|
6262 "ebcdic",
|
|
|
6263 #endif
|
|
|
6264 #ifndef CASE_INSENSITIVE_FILENAME
|
|
|
6265 "fname_case",
|
|
|
6266 #endif
|
|
|
6267 #ifdef FEAT_ARABIC
|
|
|
6268 "arabic",
|
|
|
6269 #endif
|
|
|
6270 #ifdef FEAT_AUTOCMD
|
|
|
6271 "autocmd",
|
|
|
6272 #endif
|
|
|
6273 #ifdef FEAT_BEVAL
|
|
|
6274 "balloon_eval",
|
|
|
6275 #endif
|
|
|
6276 #if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
|
|
|
6277 "builtin_terms",
|
|
|
6278 # ifdef ALL_BUILTIN_TCAPS
|
|
|
6279 "all_builtin_terms",
|
|
|
6280 # endif
|
|
|
6281 #endif
|
|
|
6282 #ifdef FEAT_BYTEOFF
|
|
|
6283 "byte_offset",
|
|
|
6284 #endif
|
|
|
6285 #ifdef FEAT_CINDENT
|
|
|
6286 "cindent",
|
|
|
6287 #endif
|
|
|
6288 #ifdef FEAT_CLIENTSERVER
|
|
|
6289 "clientserver",
|
|
|
6290 #endif
|
|
|
6291 #ifdef FEAT_CLIPBOARD
|
|
|
6292 "clipboard",
|
|
|
6293 #endif
|
|
|
6294 #ifdef FEAT_CMDL_COMPL
|
|
|
6295 "cmdline_compl",
|
|
|
6296 #endif
|
|
|
6297 #ifdef FEAT_CMDHIST
|
|
|
6298 "cmdline_hist",
|
|
|
6299 #endif
|
|
|
6300 #ifdef FEAT_COMMENTS
|
|
|
6301 "comments",
|
|
|
6302 #endif
|
|
|
6303 #ifdef FEAT_CRYPT
|
|
|
6304 "cryptv",
|
|
|
6305 #endif
|
|
|
6306 #ifdef FEAT_CSCOPE
|
|
|
6307 "cscope",
|
|
|
6308 #endif
|
|
|
6309 #ifdef DEBUG
|
|
|
6310 "debug",
|
|
|
6311 #endif
|
|
|
6312 #ifdef FEAT_CON_DIALOG
|
|
|
6313 "dialog_con",
|
|
|
6314 #endif
|
|
|
6315 #ifdef FEAT_GUI_DIALOG
|
|
|
6316 "dialog_gui",
|
|
|
6317 #endif
|
|
|
6318 #ifdef FEAT_DIFF
|
|
|
6319 "diff",
|
|
|
6320 #endif
|
|
|
6321 #ifdef FEAT_DIGRAPHS
|
|
|
6322 "digraphs",
|
|
|
6323 #endif
|
|
|
6324 #ifdef FEAT_DND
|
|
|
6325 "dnd",
|
|
|
6326 #endif
|
|
|
6327 #ifdef FEAT_EMACS_TAGS
|
|
|
6328 "emacs_tags",
|
|
|
6329 #endif
|
|
|
6330 "eval", /* always present, of course! */
|
|
|
6331 #ifdef FEAT_EX_EXTRA
|
|
|
6332 "ex_extra",
|
|
|
6333 #endif
|
|
|
6334 #ifdef FEAT_SEARCH_EXTRA
|
|
|
6335 "extra_search",
|
|
|
6336 #endif
|
|
|
6337 #ifdef FEAT_FKMAP
|
|
|
6338 "farsi",
|
|
|
6339 #endif
|
|
|
6340 #ifdef FEAT_SEARCHPATH
|
|
|
6341 "file_in_path",
|
|
|
6342 #endif
|
|
|
6343 #ifdef FEAT_FIND_ID
|
|
|
6344 "find_in_path",
|
|
|
6345 #endif
|
|
|
6346 #ifdef FEAT_FOLDING
|
|
|
6347 "folding",
|
|
|
6348 #endif
|
|
|
6349 #ifdef FEAT_FOOTER
|
|
|
6350 "footer",
|
|
|
6351 #endif
|
|
|
6352 #if !defined(USE_SYSTEM) && defined(UNIX)
|
|
|
6353 "fork",
|
|
|
6354 #endif
|
|
|
6355 #ifdef FEAT_GETTEXT
|
|
|
6356 "gettext",
|
|
|
6357 #endif
|
|
|
6358 #ifdef FEAT_GUI
|
|
|
6359 "gui",
|
|
|
6360 #endif
|
|
|
6361 #ifdef FEAT_GUI_ATHENA
|
|
|
6362 # ifdef FEAT_GUI_NEXTAW
|
|
|
6363 "gui_neXtaw",
|
|
|
6364 # else
|
|
|
6365 "gui_athena",
|
|
|
6366 # endif
|
|
|
6367 #endif
|
|
11
|
6368 #ifdef FEAT_GUI_KDE
|
|
|
6369 "gui_kde",
|
|
|
6370 #endif
|
|
7
|
6371 #ifdef FEAT_GUI_GTK
|
|
|
6372 "gui_gtk",
|
|
|
6373 # ifdef HAVE_GTK2
|
|
|
6374 "gui_gtk2",
|
|
|
6375 # endif
|
|
|
6376 #endif
|
|
|
6377 #ifdef FEAT_GUI_MAC
|
|
|
6378 "gui_mac",
|
|
|
6379 #endif
|
|
|
6380 #ifdef FEAT_GUI_MOTIF
|
|
|
6381 "gui_motif",
|
|
|
6382 #endif
|
|
|
6383 #ifdef FEAT_GUI_PHOTON
|
|
|
6384 "gui_photon",
|
|
|
6385 #endif
|
|
|
6386 #ifdef FEAT_GUI_W16
|
|
|
6387 "gui_win16",
|
|
|
6388 #endif
|
|
|
6389 #ifdef FEAT_GUI_W32
|
|
|
6390 "gui_win32",
|
|
|
6391 #endif
|
|
|
6392 #ifdef FEAT_HANGULIN
|
|
|
6393 "hangul_input",
|
|
|
6394 #endif
|
|
|
6395 #if defined(HAVE_ICONV_H) && defined(USE_ICONV)
|
|
|
6396 "iconv",
|
|
|
6397 #endif
|
|
|
6398 #ifdef FEAT_INS_EXPAND
|
|
|
6399 "insert_expand",
|
|
|
6400 #endif
|
|
|
6401 #ifdef FEAT_JUMPLIST
|
|
|
6402 "jumplist",
|
|
|
6403 #endif
|
|
|
6404 #ifdef FEAT_KEYMAP
|
|
|
6405 "keymap",
|
|
|
6406 #endif
|
|
|
6407 #ifdef FEAT_LANGMAP
|
|
|
6408 "langmap",
|
|
|
6409 #endif
|
|
|
6410 #ifdef FEAT_LIBCALL
|
|
|
6411 "libcall",
|
|
|
6412 #endif
|
|
|
6413 #ifdef FEAT_LINEBREAK
|
|
|
6414 "linebreak",
|
|
|
6415 #endif
|
|
|
6416 #ifdef FEAT_LISP
|
|
|
6417 "lispindent",
|
|
|
6418 #endif
|
|
|
6419 #ifdef FEAT_LISTCMDS
|
|
|
6420 "listcmds",
|
|
|
6421 #endif
|
|
|
6422 #ifdef FEAT_LOCALMAP
|
|
|
6423 "localmap",
|
|
|
6424 #endif
|
|
|
6425 #ifdef FEAT_MENU
|
|
|
6426 "menu",
|
|
|
6427 #endif
|
|
|
6428 #ifdef FEAT_SESSION
|
|
|
6429 "mksession",
|
|
|
6430 #endif
|
|
|
6431 #ifdef FEAT_MODIFY_FNAME
|
|
|
6432 "modify_fname",
|
|
|
6433 #endif
|
|
|
6434 #ifdef FEAT_MOUSE
|
|
|
6435 "mouse",
|
|
|
6436 #endif
|
|
|
6437 #ifdef FEAT_MOUSESHAPE
|
|
|
6438 "mouseshape",
|
|
|
6439 #endif
|
|
|
6440 #if defined(UNIX) || defined(VMS)
|
|
|
6441 # ifdef FEAT_MOUSE_DEC
|
|
|
6442 "mouse_dec",
|
|
|
6443 # endif
|
|
|
6444 # ifdef FEAT_MOUSE_GPM
|
|
|
6445 "mouse_gpm",
|
|
|
6446 # endif
|
|
|
6447 # ifdef FEAT_MOUSE_JSB
|
|
|
6448 "mouse_jsbterm",
|
|
|
6449 # endif
|
|
|
6450 # ifdef FEAT_MOUSE_NET
|
|
|
6451 "mouse_netterm",
|
|
|
6452 # endif
|
|
|
6453 # ifdef FEAT_MOUSE_PTERM
|
|
|
6454 "mouse_pterm",
|
|
|
6455 # endif
|
|
|
6456 # ifdef FEAT_MOUSE_XTERM
|
|
|
6457 "mouse_xterm",
|
|
|
6458 # endif
|
|
|
6459 #endif
|
|
|
6460 #ifdef FEAT_MBYTE
|
|
|
6461 "multi_byte",
|
|
|
6462 #endif
|
|
|
6463 #ifdef FEAT_MBYTE_IME
|
|
|
6464 "multi_byte_ime",
|
|
|
6465 #endif
|
|
|
6466 #ifdef FEAT_MULTI_LANG
|
|
|
6467 "multi_lang",
|
|
|
6468 #endif
|
|
14
|
6469 #ifdef FEAT_MZSCHEME
|
|
|
6470 "mzscheme",
|
|
|
6471 #endif
|
|
7
|
6472 #ifdef FEAT_OLE
|
|
|
6473 "ole",
|
|
|
6474 #endif
|
|
|
6475 #ifdef FEAT_OSFILETYPE
|
|
|
6476 "osfiletype",
|
|
|
6477 #endif
|
|
|
6478 #ifdef FEAT_PATH_EXTRA
|
|
|
6479 "path_extra",
|
|
|
6480 #endif
|
|
|
6481 #ifdef FEAT_PERL
|
|
|
6482 #ifndef DYNAMIC_PERL
|
|
|
6483 "perl",
|
|
|
6484 #endif
|
|
|
6485 #endif
|
|
|
6486 #ifdef FEAT_PYTHON
|
|
|
6487 #ifndef DYNAMIC_PYTHON
|
|
|
6488 "python",
|
|
|
6489 #endif
|
|
|
6490 #endif
|
|
|
6491 #ifdef FEAT_POSTSCRIPT
|
|
|
6492 "postscript",
|
|
|
6493 #endif
|
|
|
6494 #ifdef FEAT_PRINTER
|
|
|
6495 "printer",
|
|
|
6496 #endif
|
|
|
6497 #ifdef FEAT_QUICKFIX
|
|
|
6498 "quickfix",
|
|
|
6499 #endif
|
|
|
6500 #ifdef FEAT_RIGHTLEFT
|
|
|
6501 "rightleft",
|
|
|
6502 #endif
|
|
|
6503 #if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
|
|
|
6504 "ruby",
|
|
|
6505 #endif
|
|
|
6506 #ifdef FEAT_SCROLLBIND
|
|
|
6507 "scrollbind",
|
|
|
6508 #endif
|
|
|
6509 #ifdef FEAT_CMDL_INFO
|
|
|
6510 "showcmd",
|
|
|
6511 "cmdline_info",
|
|
|
6512 #endif
|
|
|
6513 #ifdef FEAT_SIGNS
|
|
|
6514 "signs",
|
|
|
6515 #endif
|
|
|
6516 #ifdef FEAT_SMARTINDENT
|
|
|
6517 "smartindent",
|
|
|
6518 #endif
|
|
|
6519 #ifdef FEAT_SNIFF
|
|
|
6520 "sniff",
|
|
|
6521 #endif
|
|
|
6522 #ifdef FEAT_STL_OPT
|
|
|
6523 "statusline",
|
|
|
6524 #endif
|
|
|
6525 #ifdef FEAT_SUN_WORKSHOP
|
|
|
6526 "sun_workshop",
|
|
|
6527 #endif
|
|
|
6528 #ifdef FEAT_NETBEANS_INTG
|
|
|
6529 "netbeans_intg",
|
|
|
6530 #endif
|
|
|
6531 #ifdef FEAT_SYN_HL
|
|
|
6532 "syntax",
|
|
|
6533 #endif
|
|
|
6534 #if defined(USE_SYSTEM) || !defined(UNIX)
|
|
|
6535 "system",
|
|
|
6536 #endif
|
|
|
6537 #ifdef FEAT_TAG_BINS
|
|
|
6538 "tag_binary",
|
|
|
6539 #endif
|
|
|
6540 #ifdef FEAT_TAG_OLDSTATIC
|
|
|
6541 "tag_old_static",
|
|
|
6542 #endif
|
|
|
6543 #ifdef FEAT_TAG_ANYWHITE
|
|
|
6544 "tag_any_white",
|
|
|
6545 #endif
|
|
|
6546 #ifdef FEAT_TCL
|
|
|
6547 # ifndef DYNAMIC_TCL
|
|
|
6548 "tcl",
|
|
|
6549 # endif
|
|
|
6550 #endif
|
|
|
6551 #ifdef TERMINFO
|
|
|
6552 "terminfo",
|
|
|
6553 #endif
|
|
|
6554 #ifdef FEAT_TERMRESPONSE
|
|
|
6555 "termresponse",
|
|
|
6556 #endif
|
|
|
6557 #ifdef FEAT_TEXTOBJ
|
|
|
6558 "textobjects",
|
|
|
6559 #endif
|
|
|
6560 #ifdef HAVE_TGETENT
|
|
|
6561 "tgetent",
|
|
|
6562 #endif
|
|
|
6563 #ifdef FEAT_TITLE
|
|
|
6564 "title",
|
|
|
6565 #endif
|
|
|
6566 #ifdef FEAT_TOOLBAR
|
|
|
6567 "toolbar",
|
|
|
6568 #endif
|
|
|
6569 #ifdef FEAT_USR_CMDS
|
|
|
6570 "user-commands", /* was accidentally included in 5.4 */
|
|
|
6571 "user_commands",
|
|
|
6572 #endif
|
|
|
6573 #ifdef FEAT_VIMINFO
|
|
|
6574 "viminfo",
|
|
|
6575 #endif
|
|
|
6576 #ifdef FEAT_VERTSPLIT
|
|
|
6577 "vertsplit",
|
|
|
6578 #endif
|
|
|
6579 #ifdef FEAT_VIRTUALEDIT
|
|
|
6580 "virtualedit",
|
|
|
6581 #endif
|
|
|
6582 #ifdef FEAT_VISUAL
|
|
|
6583 "visual",
|
|
|
6584 #endif
|
|
|
6585 #ifdef FEAT_VISUALEXTRA
|
|
|
6586 "visualextra",
|
|
|
6587 #endif
|
|
|
6588 #ifdef FEAT_VREPLACE
|
|
|
6589 "vreplace",
|
|
|
6590 #endif
|
|
|
6591 #ifdef FEAT_WILDIGN
|
|
|
6592 "wildignore",
|
|
|
6593 #endif
|
|
|
6594 #ifdef FEAT_WILDMENU
|
|
|
6595 "wildmenu",
|
|
|
6596 #endif
|
|
|
6597 #ifdef FEAT_WINDOWS
|
|
|
6598 "windows",
|
|
|
6599 #endif
|
|
|
6600 #ifdef FEAT_WAK
|
|
|
6601 "winaltkeys",
|
|
|
6602 #endif
|
|
|
6603 #ifdef FEAT_WRITEBACKUP
|
|
|
6604 "writebackup",
|
|
|
6605 #endif
|
|
|
6606 #ifdef FEAT_XIM
|
|
|
6607 "xim",
|
|
|
6608 #endif
|
|
|
6609 #ifdef FEAT_XFONTSET
|
|
|
6610 "xfontset",
|
|
|
6611 #endif
|
|
|
6612 #ifdef USE_XSMP
|
|
|
6613 "xsmp",
|
|
|
6614 #endif
|
|
|
6615 #ifdef USE_XSMP_INTERACT
|
|
|
6616 "xsmp_interact",
|
|
|
6617 #endif
|
|
|
6618 #ifdef FEAT_XCLIPBOARD
|
|
|
6619 "xterm_clipboard",
|
|
|
6620 #endif
|
|
|
6621 #ifdef FEAT_XTERM_SAVE
|
|
|
6622 "xterm_save",
|
|
|
6623 #endif
|
|
|
6624 #if defined(UNIX) && defined(FEAT_X11)
|
|
|
6625 "X11",
|
|
|
6626 #endif
|
|
|
6627 NULL
|
|
|
6628 };
|
|
|
6629
|
|
71
|
6630 name = get_tv_string(&argvars[0]);
|
|
7
|
6631 for (i = 0; has_list[i] != NULL; ++i)
|
|
|
6632 if (STRICMP(name, has_list[i]) == 0)
|
|
|
6633 {
|
|
|
6634 n = TRUE;
|
|
|
6635 break;
|
|
|
6636 }
|
|
|
6637
|
|
|
6638 if (n == FALSE)
|
|
|
6639 {
|
|
|
6640 if (STRNICMP(name, "patch", 5) == 0)
|
|
|
6641 n = has_patch(atoi((char *)name + 5));
|
|
|
6642 else if (STRICMP(name, "vim_starting") == 0)
|
|
|
6643 n = (starting != 0);
|
|
|
6644 #ifdef DYNAMIC_TCL
|
|
|
6645 else if (STRICMP(name, "tcl") == 0)
|
|
|
6646 n = tcl_enabled(FALSE);
|
|
|
6647 #endif
|
|
|
6648 #if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
|
|
|
6649 else if (STRICMP(name, "iconv") == 0)
|
|
|
6650 n = iconv_enabled(FALSE);
|
|
|
6651 #endif
|
|
|
6652 #ifdef DYNAMIC_RUBY
|
|
|
6653 else if (STRICMP(name, "ruby") == 0)
|
|
|
6654 n = ruby_enabled(FALSE);
|
|
|
6655 #endif
|
|
|
6656 #ifdef DYNAMIC_PYTHON
|
|
|
6657 else if (STRICMP(name, "python") == 0)
|
|
|
6658 n = python_enabled(FALSE);
|
|
|
6659 #endif
|
|
|
6660 #ifdef DYNAMIC_PERL
|
|
|
6661 else if (STRICMP(name, "perl") == 0)
|
|
|
6662 n = perl_enabled(FALSE);
|
|
|
6663 #endif
|
|
|
6664 #ifdef FEAT_GUI
|
|
|
6665 else if (STRICMP(name, "gui_running") == 0)
|
|
|
6666 n = (gui.in_use || gui.starting);
|
|
|
6667 # ifdef FEAT_GUI_W32
|
|
|
6668 else if (STRICMP(name, "gui_win32s") == 0)
|
|
|
6669 n = gui_is_win32s();
|
|
|
6670 # endif
|
|
|
6671 # ifdef FEAT_BROWSE
|
|
|
6672 else if (STRICMP(name, "browse") == 0)
|
|
|
6673 n = gui.in_use; /* gui_mch_browse() works when GUI is running */
|
|
|
6674 # endif
|
|
|
6675 #endif
|
|
|
6676 #ifdef FEAT_SYN_HL
|
|
|
6677 else if (STRICMP(name, "syntax_items") == 0)
|
|
|
6678 n = syntax_present(curbuf);
|
|
|
6679 #endif
|
|
|
6680 #if defined(WIN3264)
|
|
|
6681 else if (STRICMP(name, "win95") == 0)
|
|
|
6682 n = mch_windows95();
|
|
|
6683 #endif
|
|
34
|
6684 #ifdef FEAT_NETBEANS_INTG
|
|
|
6685 else if (STRICMP(name, "netbeans_enabled") == 0)
|
|
|
6686 n = usingNetbeans;
|
|
|
6687 #endif
|
|
7
|
6688 }
|
|
|
6689
|
|
71
|
6690 rettv->vval.v_number = n;
|
|
7
|
6691 }
|
|
|
6692
|
|
|
6693 /*
|
|
|
6694 * "hasmapto()" function
|
|
|
6695 */
|
|
|
6696 static void
|
|
71
|
6697 f_hasmapto(argvars, rettv)
|
|
|
6698 typeval *argvars;
|
|
|
6699 typeval *rettv;
|
|
7
|
6700 {
|
|
|
6701 char_u *name;
|
|
|
6702 char_u *mode;
|
|
|
6703 char_u buf[NUMBUFLEN];
|
|
|
6704
|
|
71
|
6705 name = get_tv_string(&argvars[0]);
|
|
56
|
6706 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
6707 mode = (char_u *)"nvo";
|
|
|
6708 else
|
|
71
|
6709 mode = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
6710
|
|
|
6711 if (map_to_exists(name, mode))
|
|
71
|
6712 rettv->vval.v_number = TRUE;
|
|
|
6713 else
|
|
|
6714 rettv->vval.v_number = FALSE;
|
|
7
|
6715 }
|
|
|
6716
|
|
|
6717 /*
|
|
|
6718 * "histadd()" function
|
|
|
6719 */
|
|
|
6720 /*ARGSUSED*/
|
|
|
6721 static void
|
|
71
|
6722 f_histadd(argvars, rettv)
|
|
|
6723 typeval *argvars;
|
|
|
6724 typeval *rettv;
|
|
7
|
6725 {
|
|
|
6726 #ifdef FEAT_CMDHIST
|
|
|
6727 int histype;
|
|
|
6728 char_u *str;
|
|
|
6729 char_u buf[NUMBUFLEN];
|
|
|
6730 #endif
|
|
|
6731
|
|
71
|
6732 rettv->vval.v_number = FALSE;
|
|
7
|
6733 if (check_restricted() || check_secure())
|
|
|
6734 return;
|
|
|
6735 #ifdef FEAT_CMDHIST
|
|
71
|
6736 histype = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
6737 if (histype >= 0)
|
|
|
6738 {
|
|
71
|
6739 str = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
6740 if (*str != NUL)
|
|
|
6741 {
|
|
|
6742 add_to_history(histype, str, FALSE, NUL);
|
|
71
|
6743 rettv->vval.v_number = TRUE;
|
|
7
|
6744 return;
|
|
|
6745 }
|
|
|
6746 }
|
|
|
6747 #endif
|
|
|
6748 }
|
|
|
6749
|
|
|
6750 /*
|
|
|
6751 * "histdel()" function
|
|
|
6752 */
|
|
|
6753 /*ARGSUSED*/
|
|
|
6754 static void
|
|
71
|
6755 f_histdel(argvars, rettv)
|
|
|
6756 typeval *argvars;
|
|
|
6757 typeval *rettv;
|
|
7
|
6758 {
|
|
|
6759 #ifdef FEAT_CMDHIST
|
|
|
6760 int n;
|
|
|
6761 char_u buf[NUMBUFLEN];
|
|
|
6762
|
|
56
|
6763 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
6764 /* only one argument: clear entire history */
|
|
71
|
6765 n = clr_history(get_histtype(get_tv_string(&argvars[0])));
|
|
56
|
6766 else if (argvars[1].v_type == VAR_NUMBER)
|
|
7
|
6767 /* index given: remove that entry */
|
|
71
|
6768 n = del_history_idx(get_histtype(get_tv_string(&argvars[0])),
|
|
|
6769 (int)get_tv_number(&argvars[1]));
|
|
7
|
6770 else
|
|
|
6771 /* string given: remove all matching entries */
|
|
71
|
6772 n = del_history_entry(get_histtype(get_tv_string(&argvars[0])),
|
|
|
6773 get_tv_string_buf(&argvars[1], buf));
|
|
|
6774 rettv->vval.v_number = n;
|
|
7
|
6775 #else
|
|
71
|
6776 rettv->vval.v_number = 0;
|
|
7
|
6777 #endif
|
|
|
6778 }
|
|
|
6779
|
|
|
6780 /*
|
|
|
6781 * "histget()" function
|
|
|
6782 */
|
|
|
6783 /*ARGSUSED*/
|
|
|
6784 static void
|
|
71
|
6785 f_histget(argvars, rettv)
|
|
|
6786 typeval *argvars;
|
|
|
6787 typeval *rettv;
|
|
7
|
6788 {
|
|
|
6789 #ifdef FEAT_CMDHIST
|
|
|
6790 int type;
|
|
|
6791 int idx;
|
|
|
6792
|
|
71
|
6793 type = get_histtype(get_tv_string(&argvars[0]));
|
|
56
|
6794 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
6795 idx = get_history_idx(type);
|
|
|
6796 else
|
|
71
|
6797 idx = (int)get_tv_number(&argvars[1]);
|
|
|
6798 rettv->vval.v_string = vim_strsave(get_history_entry(type, idx));
|
|
7
|
6799 #else
|
|
71
|
6800 rettv->vval.v_string = NULL;
|
|
|
6801 #endif
|
|
|
6802 rettv->v_type = VAR_STRING;
|
|
7
|
6803 }
|
|
|
6804
|
|
|
6805 /*
|
|
|
6806 * "histnr()" function
|
|
|
6807 */
|
|
|
6808 /*ARGSUSED*/
|
|
|
6809 static void
|
|
71
|
6810 f_histnr(argvars, rettv)
|
|
|
6811 typeval *argvars;
|
|
|
6812 typeval *rettv;
|
|
7
|
6813 {
|
|
|
6814 int i;
|
|
|
6815
|
|
|
6816 #ifdef FEAT_CMDHIST
|
|
71
|
6817 i = get_histtype(get_tv_string(&argvars[0]));
|
|
7
|
6818 if (i >= HIST_CMD && i < HIST_COUNT)
|
|
|
6819 i = get_history_idx(i);
|
|
|
6820 else
|
|
|
6821 #endif
|
|
|
6822 i = -1;
|
|
71
|
6823 rettv->vval.v_number = i;
|
|
7
|
6824 }
|
|
|
6825
|
|
|
6826 /*
|
|
|
6827 * "highlight_exists()" function
|
|
|
6828 */
|
|
|
6829 static void
|
|
71
|
6830 f_hlexists(argvars, rettv)
|
|
|
6831 typeval *argvars;
|
|
|
6832 typeval *rettv;
|
|
|
6833 {
|
|
|
6834 rettv->vval.v_number = highlight_exists(get_tv_string(&argvars[0]));
|
|
7
|
6835 }
|
|
|
6836
|
|
|
6837 /*
|
|
|
6838 * "highlightID(name)" function
|
|
|
6839 */
|
|
|
6840 static void
|
|
71
|
6841 f_hlID(argvars, rettv)
|
|
|
6842 typeval *argvars;
|
|
|
6843 typeval *rettv;
|
|
|
6844 {
|
|
|
6845 rettv->vval.v_number = syn_name2id(get_tv_string(&argvars[0]));
|
|
7
|
6846 }
|
|
|
6847
|
|
|
6848 /*
|
|
|
6849 * "hostname()" function
|
|
|
6850 */
|
|
|
6851 /*ARGSUSED*/
|
|
|
6852 static void
|
|
71
|
6853 f_hostname(argvars, rettv)
|
|
|
6854 typeval *argvars;
|
|
|
6855 typeval *rettv;
|
|
7
|
6856 {
|
|
|
6857 char_u hostname[256];
|
|
|
6858
|
|
|
6859 mch_get_host_name(hostname, 256);
|
|
71
|
6860 rettv->v_type = VAR_STRING;
|
|
|
6861 rettv->vval.v_string = vim_strsave(hostname);
|
|
7
|
6862 }
|
|
|
6863
|
|
|
6864 /*
|
|
|
6865 * iconv() function
|
|
|
6866 */
|
|
|
6867 /*ARGSUSED*/
|
|
|
6868 static void
|
|
71
|
6869 f_iconv(argvars, rettv)
|
|
|
6870 typeval *argvars;
|
|
|
6871 typeval *rettv;
|
|
7
|
6872 {
|
|
|
6873 #ifdef FEAT_MBYTE
|
|
|
6874 char_u buf1[NUMBUFLEN];
|
|
|
6875 char_u buf2[NUMBUFLEN];
|
|
|
6876 char_u *from, *to, *str;
|
|
|
6877 vimconv_T vimconv;
|
|
|
6878 #endif
|
|
|
6879
|
|
71
|
6880 rettv->v_type = VAR_STRING;
|
|
|
6881 rettv->vval.v_string = NULL;
|
|
7
|
6882
|
|
|
6883 #ifdef FEAT_MBYTE
|
|
71
|
6884 str = get_tv_string(&argvars[0]);
|
|
|
6885 from = enc_canonize(enc_skip(get_tv_string_buf(&argvars[1], buf1)));
|
|
|
6886 to = enc_canonize(enc_skip(get_tv_string_buf(&argvars[2], buf2)));
|
|
7
|
6887 vimconv.vc_type = CONV_NONE;
|
|
|
6888 convert_setup(&vimconv, from, to);
|
|
|
6889
|
|
|
6890 /* If the encodings are equal, no conversion needed. */
|
|
|
6891 if (vimconv.vc_type == CONV_NONE)
|
|
71
|
6892 rettv->vval.v_string = vim_strsave(str);
|
|
|
6893 else
|
|
|
6894 rettv->vval.v_string = string_convert(&vimconv, str, NULL);
|
|
7
|
6895
|
|
|
6896 convert_setup(&vimconv, NULL, NULL);
|
|
|
6897 vim_free(from);
|
|
|
6898 vim_free(to);
|
|
|
6899 #endif
|
|
|
6900 }
|
|
|
6901
|
|
|
6902 /*
|
|
|
6903 * "indent()" function
|
|
|
6904 */
|
|
|
6905 static void
|
|
71
|
6906 f_indent(argvars, rettv)
|
|
|
6907 typeval *argvars;
|
|
|
6908 typeval *rettv;
|
|
7
|
6909 {
|
|
|
6910 linenr_T lnum;
|
|
|
6911
|
|
71
|
6912 lnum = get_tv_lnum(argvars);
|
|
7
|
6913 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
71
|
6914 rettv->vval.v_number = get_indent_lnum(lnum);
|
|
|
6915 else
|
|
|
6916 rettv->vval.v_number = -1;
|
|
7
|
6917 }
|
|
|
6918
|
|
|
6919 static int inputsecret_flag = 0;
|
|
|
6920
|
|
|
6921 /*
|
|
|
6922 * "input()" function
|
|
|
6923 * Also handles inputsecret() when inputsecret is set.
|
|
|
6924 */
|
|
|
6925 static void
|
|
71
|
6926 f_input(argvars, rettv)
|
|
|
6927 typeval *argvars;
|
|
|
6928 typeval *rettv;
|
|
|
6929 {
|
|
|
6930 char_u *prompt = get_tv_string(&argvars[0]);
|
|
7
|
6931 char_u *p = NULL;
|
|
|
6932 int c;
|
|
|
6933 char_u buf[NUMBUFLEN];
|
|
|
6934 int cmd_silent_save = cmd_silent;
|
|
|
6935
|
|
71
|
6936 rettv->v_type = VAR_STRING;
|
|
7
|
6937
|
|
|
6938 #ifdef NO_CONSOLE_INPUT
|
|
|
6939 /* While starting up, there is no place to enter text. */
|
|
|
6940 if (no_console_input())
|
|
|
6941 {
|
|
71
|
6942 rettv->vval.v_string = NULL;
|
|
7
|
6943 return;
|
|
|
6944 }
|
|
|
6945 #endif
|
|
|
6946
|
|
|
6947 cmd_silent = FALSE; /* Want to see the prompt. */
|
|
|
6948 if (prompt != NULL)
|
|
|
6949 {
|
|
|
6950 /* Only the part of the message after the last NL is considered as
|
|
|
6951 * prompt for the command line */
|
|
|
6952 p = vim_strrchr(prompt, '\n');
|
|
|
6953 if (p == NULL)
|
|
|
6954 p = prompt;
|
|
|
6955 else
|
|
|
6956 {
|
|
|
6957 ++p;
|
|
|
6958 c = *p;
|
|
|
6959 *p = NUL;
|
|
|
6960 msg_start();
|
|
|
6961 msg_clr_eos();
|
|
|
6962 msg_puts_attr(prompt, echo_attr);
|
|
|
6963 msg_didout = FALSE;
|
|
|
6964 msg_starthere();
|
|
|
6965 *p = c;
|
|
|
6966 }
|
|
|
6967 cmdline_row = msg_row;
|
|
|
6968 }
|
|
|
6969
|
|
56
|
6970 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
6971 stuffReadbuffSpec(get_tv_string_buf(&argvars[1], buf));
|
|
|
6972
|
|
|
6973 rettv->vval.v_string =
|
|
7
|
6974 getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr);
|
|
|
6975
|
|
|
6976 /* since the user typed this, no need to wait for return */
|
|
|
6977 need_wait_return = FALSE;
|
|
|
6978 msg_didout = FALSE;
|
|
|
6979 cmd_silent = cmd_silent_save;
|
|
|
6980 }
|
|
|
6981
|
|
|
6982 /*
|
|
|
6983 * "inputdialog()" function
|
|
|
6984 */
|
|
|
6985 static void
|
|
71
|
6986 f_inputdialog(argvars, rettv)
|
|
|
6987 typeval *argvars;
|
|
|
6988 typeval *rettv;
|
|
7
|
6989 {
|
|
|
6990 #if defined(FEAT_GUI_TEXTDIALOG)
|
|
|
6991 /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
|
|
|
6992 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
|
|
|
6993 {
|
|
|
6994 char_u *message;
|
|
|
6995 char_u buf[NUMBUFLEN];
|
|
|
6996
|
|
71
|
6997 message = get_tv_string(&argvars[0]);
|
|
56
|
6998 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
|
6999 {
|
|
71
|
7000 STRNCPY(IObuff, get_tv_string_buf(&argvars[1], buf), IOSIZE);
|
|
7
|
7001 IObuff[IOSIZE - 1] = NUL;
|
|
|
7002 }
|
|
|
7003 else
|
|
|
7004 IObuff[0] = NUL;
|
|
|
7005 if (do_dialog(VIM_QUESTION, NULL, message, (char_u *)_("&OK\n&Cancel"),
|
|
|
7006 1, IObuff) == 1)
|
|
71
|
7007 rettv->vval.v_string = vim_strsave(IObuff);
|
|
7
|
7008 else
|
|
|
7009 {
|
|
56
|
7010 if (argvars[1].v_type != VAR_UNKNOWN
|
|
|
7011 && argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
7012 rettv->vval.v_string = vim_strsave(
|
|
|
7013 get_tv_string_buf(&argvars[2], buf));
|
|
7
|
7014 else
|
|
71
|
7015 rettv->vval.v_string = NULL;
|
|
|
7016 }
|
|
|
7017 rettv->v_type = VAR_STRING;
|
|
|
7018 }
|
|
|
7019 else
|
|
|
7020 #endif
|
|
|
7021 f_input(argvars, rettv);
|
|
7
|
7022 }
|
|
|
7023
|
|
|
7024 static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
|
|
|
7025
|
|
|
7026 /*
|
|
|
7027 * "inputrestore()" function
|
|
|
7028 */
|
|
|
7029 /*ARGSUSED*/
|
|
|
7030 static void
|
|
71
|
7031 f_inputrestore(argvars, rettv)
|
|
|
7032 typeval *argvars;
|
|
|
7033 typeval *rettv;
|
|
7
|
7034 {
|
|
|
7035 if (ga_userinput.ga_len > 0)
|
|
|
7036 {
|
|
|
7037 --ga_userinput.ga_len;
|
|
|
7038 restore_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
7039 + ga_userinput.ga_len);
|
|
71
|
7040 rettv->vval.v_number = 0; /* OK */
|
|
7
|
7041 }
|
|
|
7042 else if (p_verbose > 1)
|
|
|
7043 {
|
|
|
7044 msg((char_u *)_("called inputrestore() more often than inputsave()"));
|
|
71
|
7045 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
7046 }
|
|
|
7047 }
|
|
|
7048
|
|
|
7049 /*
|
|
|
7050 * "inputsave()" function
|
|
|
7051 */
|
|
|
7052 /*ARGSUSED*/
|
|
|
7053 static void
|
|
71
|
7054 f_inputsave(argvars, rettv)
|
|
|
7055 typeval *argvars;
|
|
|
7056 typeval *rettv;
|
|
7
|
7057 {
|
|
|
7058 /* Add an entry to the stack of typehead storage. */
|
|
|
7059 if (ga_grow(&ga_userinput, 1) == OK)
|
|
|
7060 {
|
|
|
7061 save_typeahead((tasave_T *)(ga_userinput.ga_data)
|
|
|
7062 + ga_userinput.ga_len);
|
|
|
7063 ++ga_userinput.ga_len;
|
|
71
|
7064 rettv->vval.v_number = 0; /* OK */
|
|
|
7065 }
|
|
|
7066 else
|
|
|
7067 rettv->vval.v_number = 1; /* Failed */
|
|
7
|
7068 }
|
|
|
7069
|
|
|
7070 /*
|
|
|
7071 * "inputsecret()" function
|
|
|
7072 */
|
|
|
7073 static void
|
|
71
|
7074 f_inputsecret(argvars, rettv)
|
|
|
7075 typeval *argvars;
|
|
|
7076 typeval *rettv;
|
|
7
|
7077 {
|
|
|
7078 ++cmdline_star;
|
|
|
7079 ++inputsecret_flag;
|
|
71
|
7080 f_input(argvars, rettv);
|
|
7
|
7081 --cmdline_star;
|
|
|
7082 --inputsecret_flag;
|
|
|
7083 }
|
|
|
7084
|
|
|
7085 /*
|
|
56
|
7086 * "insert()" function
|
|
|
7087 */
|
|
|
7088 static void
|
|
71
|
7089 f_insert(argvars, rettv)
|
|
|
7090 typeval *argvars;
|
|
|
7091 typeval *rettv;
|
|
56
|
7092 {
|
|
|
7093 long before = 0;
|
|
|
7094 long n;
|
|
|
7095 listitem *item;
|
|
|
7096 listitem *ni;
|
|
|
7097 listvar *l;
|
|
|
7098
|
|
|
7099 if (argvars[0].v_type != VAR_LIST)
|
|
|
7100 EMSG(_("E999: First argument of insert() must be a list"));
|
|
|
7101 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
7102 {
|
|
|
7103 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
7104 before = get_tv_number(&argvars[2]);
|
|
56
|
7105
|
|
|
7106 if (before < 0)
|
|
|
7107 {
|
|
|
7108 /* Count from the end: -1 is before last item. */
|
|
|
7109 item = l->lv_last;
|
|
|
7110 for (n = before + 1; n < 0 && item != NULL; ++n)
|
|
|
7111 item = item->li_prev;
|
|
|
7112 if (item == NULL)
|
|
|
7113 n = 1; /* report an error, don't append */
|
|
|
7114 }
|
|
|
7115 else
|
|
|
7116 {
|
|
|
7117 /* Can't use list_find() here, we allow one past the end. */
|
|
|
7118 item = l->lv_first;
|
|
|
7119 for (n = before; n > 0 && item != NULL; --n)
|
|
|
7120 item = item->li_next;
|
|
|
7121 }
|
|
|
7122 if (n > 0)
|
|
|
7123 EMSGN(_(e_listidx), before);
|
|
|
7124 else
|
|
|
7125 {
|
|
|
7126 ni = listitem_alloc();
|
|
|
7127 if (ni != NULL)
|
|
|
7128 {
|
|
71
|
7129 copy_tv(&argvars[1], &ni->li_tv);
|
|
56
|
7130 if (item == NULL)
|
|
|
7131 /* Append new item at end of list. */
|
|
|
7132 list_append(l, ni);
|
|
|
7133 else
|
|
|
7134 {
|
|
|
7135 /* Insert new item before existing item. */
|
|
|
7136 ni->li_prev = item->li_prev;
|
|
|
7137 ni->li_next = item;
|
|
|
7138 if (item->li_prev == NULL)
|
|
|
7139 l->lv_first = ni;
|
|
|
7140 else
|
|
|
7141 item->li_prev->li_next = ni;
|
|
|
7142 item->li_prev = ni;
|
|
|
7143 }
|
|
71
|
7144 copy_tv(&argvars[0], rettv);
|
|
56
|
7145 }
|
|
|
7146 }
|
|
|
7147 }
|
|
|
7148 }
|
|
|
7149
|
|
|
7150 /*
|
|
7
|
7151 * "isdirectory()" function
|
|
|
7152 */
|
|
|
7153 static void
|
|
71
|
7154 f_isdirectory(argvars, rettv)
|
|
|
7155 typeval *argvars;
|
|
|
7156 typeval *rettv;
|
|
|
7157 {
|
|
|
7158 rettv->vval.v_number = mch_isdir(get_tv_string(&argvars[0]));
|
|
7
|
7159 }
|
|
|
7160
|
|
|
7161 /*
|
|
|
7162 * "last_buffer_nr()" function.
|
|
|
7163 */
|
|
|
7164 /*ARGSUSED*/
|
|
|
7165 static void
|
|
71
|
7166 f_last_buffer_nr(argvars, rettv)
|
|
|
7167 typeval *argvars;
|
|
|
7168 typeval *rettv;
|
|
7
|
7169 {
|
|
|
7170 int n = 0;
|
|
|
7171 buf_T *buf;
|
|
|
7172
|
|
|
7173 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
7174 if (n < buf->b_fnum)
|
|
|
7175 n = buf->b_fnum;
|
|
|
7176
|
|
71
|
7177 rettv->vval.v_number = n;
|
|
56
|
7178 }
|
|
|
7179
|
|
|
7180 /*
|
|
|
7181 * "len()" function
|
|
|
7182 */
|
|
|
7183 static void
|
|
71
|
7184 f_len(argvars, rettv)
|
|
|
7185 typeval *argvars;
|
|
|
7186 typeval *rettv;
|
|
56
|
7187 {
|
|
|
7188 switch (argvars[0].v_type)
|
|
|
7189 {
|
|
|
7190 case VAR_STRING:
|
|
|
7191 case VAR_NUMBER:
|
|
71
|
7192 rettv->vval.v_number = (varnumber_T)STRLEN(
|
|
|
7193 get_tv_string(&argvars[0]));
|
|
56
|
7194 break;
|
|
|
7195 case VAR_LIST:
|
|
71
|
7196 rettv->vval.v_number = list_len(argvars[0].vval.v_list);
|
|
56
|
7197 break;
|
|
|
7198 default:
|
|
|
7199 EMSG(_("E999: Invalid type for len()"));
|
|
|
7200 break;
|
|
|
7201 }
|
|
|
7202 }
|
|
|
7203
|
|
|
7204 /*
|
|
|
7205 * "libcall()" function
|
|
|
7206 */
|
|
|
7207 static void
|
|
71
|
7208 f_libcall(argvars, rettv)
|
|
|
7209 typeval *argvars;
|
|
|
7210 typeval *rettv;
|
|
|
7211 {
|
|
|
7212 libcall_common(argvars, rettv, VAR_STRING);
|
|
56
|
7213 }
|
|
|
7214
|
|
|
7215 /*
|
|
|
7216 * "libcallnr()" function
|
|
|
7217 */
|
|
|
7218 static void
|
|
71
|
7219 f_libcallnr(argvars, rettv)
|
|
|
7220 typeval *argvars;
|
|
|
7221 typeval *rettv;
|
|
|
7222 {
|
|
|
7223 libcall_common(argvars, rettv, VAR_NUMBER);
|
|
|
7224 }
|
|
|
7225
|
|
|
7226 static void
|
|
|
7227 libcall_common(argvars, rettv, type)
|
|
|
7228 typeval *argvars;
|
|
|
7229 typeval *rettv;
|
|
56
|
7230 int type;
|
|
|
7231 {
|
|
|
7232 #ifdef FEAT_LIBCALL
|
|
|
7233 char_u *string_in;
|
|
|
7234 char_u **string_result;
|
|
|
7235 int nr_result;
|
|
|
7236 #endif
|
|
|
7237
|
|
71
|
7238 rettv->v_type = type;
|
|
56
|
7239 if (type == VAR_NUMBER)
|
|
71
|
7240 rettv->vval.v_number = 0;
|
|
|
7241 else
|
|
|
7242 rettv->vval.v_string = NULL;
|
|
56
|
7243
|
|
|
7244 if (check_restricted() || check_secure())
|
|
|
7245 return;
|
|
|
7246
|
|
|
7247 #ifdef FEAT_LIBCALL
|
|
|
7248 /* The first two args must be strings, otherwise its meaningless */
|
|
|
7249 if (argvars[0].v_type == VAR_STRING && argvars[1].v_type == VAR_STRING)
|
|
|
7250 {
|
|
|
7251 if (argvars[2].v_type == VAR_NUMBER)
|
|
|
7252 string_in = NULL;
|
|
|
7253 else
|
|
|
7254 string_in = argvars[2].vval.v_string;
|
|
|
7255 if (type == VAR_NUMBER)
|
|
|
7256 string_result = NULL;
|
|
|
7257 else
|
|
71
|
7258 string_result = &rettv->vval.v_string;
|
|
56
|
7259 if (mch_libcall(argvars[0].vval.v_string,
|
|
|
7260 argvars[1].vval.v_string,
|
|
|
7261 string_in,
|
|
|
7262 argvars[2].vval.v_number,
|
|
|
7263 string_result,
|
|
|
7264 &nr_result) == OK
|
|
|
7265 && type == VAR_NUMBER)
|
|
71
|
7266 rettv->vval.v_number = nr_result;
|
|
56
|
7267 }
|
|
|
7268 #endif
|
|
7
|
7269 }
|
|
|
7270
|
|
|
7271 /*
|
|
|
7272 * "line(string)" function
|
|
|
7273 */
|
|
|
7274 static void
|
|
71
|
7275 f_line(argvars, rettv)
|
|
|
7276 typeval *argvars;
|
|
|
7277 typeval *rettv;
|
|
7
|
7278 {
|
|
|
7279 linenr_T lnum = 0;
|
|
|
7280 pos_T *fp;
|
|
|
7281
|
|
|
7282 fp = var2fpos(&argvars[0], TRUE);
|
|
|
7283 if (fp != NULL)
|
|
|
7284 lnum = fp->lnum;
|
|
71
|
7285 rettv->vval.v_number = lnum;
|
|
7
|
7286 }
|
|
|
7287
|
|
|
7288 /*
|
|
|
7289 * "line2byte(lnum)" function
|
|
|
7290 */
|
|
|
7291 /*ARGSUSED*/
|
|
|
7292 static void
|
|
71
|
7293 f_line2byte(argvars, rettv)
|
|
|
7294 typeval *argvars;
|
|
|
7295 typeval *rettv;
|
|
7
|
7296 {
|
|
|
7297 #ifndef FEAT_BYTEOFF
|
|
71
|
7298 rettv->vval.v_number = -1;
|
|
7
|
7299 #else
|
|
|
7300 linenr_T lnum;
|
|
|
7301
|
|
71
|
7302 lnum = get_tv_lnum(argvars);
|
|
7
|
7303 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
|
|
71
|
7304 rettv->vval.v_number = -1;
|
|
|
7305 else
|
|
|
7306 rettv->vval.v_number = ml_find_line_or_offset(curbuf, lnum, NULL);
|
|
|
7307 if (rettv->vval.v_number >= 0)
|
|
|
7308 ++rettv->vval.v_number;
|
|
7
|
7309 #endif
|
|
|
7310 }
|
|
|
7311
|
|
|
7312 /*
|
|
|
7313 * "lispindent(lnum)" function
|
|
|
7314 */
|
|
|
7315 static void
|
|
71
|
7316 f_lispindent(argvars, rettv)
|
|
|
7317 typeval *argvars;
|
|
|
7318 typeval *rettv;
|
|
7
|
7319 {
|
|
|
7320 #ifdef FEAT_LISP
|
|
|
7321 pos_T pos;
|
|
|
7322 linenr_T lnum;
|
|
|
7323
|
|
|
7324 pos = curwin->w_cursor;
|
|
71
|
7325 lnum = get_tv_lnum(argvars);
|
|
7
|
7326 if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
|
|
|
7327 {
|
|
|
7328 curwin->w_cursor.lnum = lnum;
|
|
71
|
7329 rettv->vval.v_number = get_lisp_indent();
|
|
7
|
7330 curwin->w_cursor = pos;
|
|
|
7331 }
|
|
|
7332 else
|
|
|
7333 #endif
|
|
71
|
7334 rettv->vval.v_number = -1;
|
|
7
|
7335 }
|
|
|
7336
|
|
|
7337 /*
|
|
|
7338 * "localtime()" function
|
|
|
7339 */
|
|
|
7340 /*ARGSUSED*/
|
|
|
7341 static void
|
|
71
|
7342 f_localtime(argvars, rettv)
|
|
|
7343 typeval *argvars;
|
|
|
7344 typeval *rettv;
|
|
|
7345 {
|
|
|
7346 rettv->vval.v_number = (varnumber_T)time(NULL);
|
|
7
|
7347 }
|
|
|
7348
|
|
|
7349 /*
|
|
|
7350 * "maparg()" function
|
|
|
7351 */
|
|
|
7352 static void
|
|
71
|
7353 f_maparg(argvars, rettv)
|
|
|
7354 typeval *argvars;
|
|
|
7355 typeval *rettv;
|
|
|
7356 {
|
|
|
7357 get_maparg(argvars, rettv, TRUE);
|
|
7
|
7358 }
|
|
|
7359
|
|
|
7360 /*
|
|
|
7361 * "mapcheck()" function
|
|
|
7362 */
|
|
|
7363 static void
|
|
71
|
7364 f_mapcheck(argvars, rettv)
|
|
|
7365 typeval *argvars;
|
|
|
7366 typeval *rettv;
|
|
|
7367 {
|
|
|
7368 get_maparg(argvars, rettv, FALSE);
|
|
|
7369 }
|
|
|
7370
|
|
|
7371 static void
|
|
|
7372 get_maparg(argvars, rettv, exact)
|
|
|
7373 typeval *argvars;
|
|
|
7374 typeval *rettv;
|
|
7
|
7375 int exact;
|
|
|
7376 {
|
|
|
7377 char_u *keys;
|
|
|
7378 char_u *which;
|
|
|
7379 char_u buf[NUMBUFLEN];
|
|
|
7380 char_u *keys_buf = NULL;
|
|
|
7381 char_u *rhs;
|
|
|
7382 int mode;
|
|
|
7383 garray_T ga;
|
|
|
7384
|
|
|
7385 /* return empty string for failure */
|
|
71
|
7386 rettv->v_type = VAR_STRING;
|
|
|
7387 rettv->vval.v_string = NULL;
|
|
|
7388
|
|
|
7389 keys = get_tv_string(&argvars[0]);
|
|
7
|
7390 if (*keys == NUL)
|
|
|
7391 return;
|
|
|
7392
|
|
56
|
7393 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
71
|
7394 which = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
7395 else
|
|
|
7396 which = (char_u *)"";
|
|
|
7397 mode = get_map_mode(&which, 0);
|
|
|
7398
|
|
|
7399 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
|
7400 rhs = check_map(keys, mode, exact);
|
|
|
7401 vim_free(keys_buf);
|
|
|
7402 if (rhs != NULL)
|
|
|
7403 {
|
|
|
7404 ga_init(&ga);
|
|
|
7405 ga.ga_itemsize = 1;
|
|
|
7406 ga.ga_growsize = 40;
|
|
|
7407
|
|
|
7408 while (*rhs != NUL)
|
|
|
7409 ga_concat(&ga, str2special(&rhs, FALSE));
|
|
|
7410
|
|
|
7411 ga_append(&ga, NUL);
|
|
71
|
7412 rettv->vval.v_string = (char_u *)ga.ga_data;
|
|
7
|
7413 }
|
|
|
7414 }
|
|
|
7415
|
|
|
7416 /*
|
|
|
7417 * "match()" function
|
|
|
7418 */
|
|
|
7419 static void
|
|
71
|
7420 f_match(argvars, rettv)
|
|
|
7421 typeval *argvars;
|
|
|
7422 typeval *rettv;
|
|
|
7423 {
|
|
|
7424 find_some_match(argvars, rettv, 1);
|
|
7
|
7425 }
|
|
|
7426
|
|
|
7427 /*
|
|
|
7428 * "matchend()" function
|
|
|
7429 */
|
|
|
7430 static void
|
|
71
|
7431 f_matchend(argvars, rettv)
|
|
|
7432 typeval *argvars;
|
|
|
7433 typeval *rettv;
|
|
|
7434 {
|
|
|
7435 find_some_match(argvars, rettv, 0);
|
|
7
|
7436 }
|
|
|
7437
|
|
|
7438 /*
|
|
|
7439 * "matchstr()" function
|
|
|
7440 */
|
|
|
7441 static void
|
|
71
|
7442 f_matchstr(argvars, rettv)
|
|
|
7443 typeval *argvars;
|
|
|
7444 typeval *rettv;
|
|
|
7445 {
|
|
|
7446 find_some_match(argvars, rettv, 2);
|
|
|
7447 }
|
|
|
7448
|
|
|
7449 static void
|
|
|
7450 find_some_match(argvars, rettv, type)
|
|
|
7451 typeval *argvars;
|
|
|
7452 typeval *rettv;
|
|
7
|
7453 int type;
|
|
|
7454 {
|
|
|
7455 char_u *str;
|
|
19
|
7456 char_u *expr;
|
|
7
|
7457 char_u *pat;
|
|
|
7458 regmatch_T regmatch;
|
|
|
7459 char_u patbuf[NUMBUFLEN];
|
|
|
7460 char_u *save_cpo;
|
|
|
7461 long start = 0;
|
|
19
|
7462 long nth = 1;
|
|
|
7463 int match;
|
|
7
|
7464
|
|
|
7465 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
7466 save_cpo = p_cpo;
|
|
|
7467 p_cpo = (char_u *)"";
|
|
|
7468
|
|
71
|
7469 expr = str = get_tv_string(&argvars[0]);
|
|
|
7470 pat = get_tv_string_buf(&argvars[1], patbuf);
|
|
7
|
7471
|
|
|
7472 if (type == 2)
|
|
|
7473 {
|
|
71
|
7474 rettv->v_type = VAR_STRING;
|
|
|
7475 rettv->vval.v_string = NULL;
|
|
|
7476 }
|
|
|
7477 else
|
|
|
7478 rettv->vval.v_number = -1;
|
|
56
|
7479
|
|
|
7480 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
7481 {
|
|
71
|
7482 start = get_tv_number(&argvars[2]);
|
|
7
|
7483 if (start < 0)
|
|
|
7484 start = 0;
|
|
|
7485 if (start > (long)STRLEN(str))
|
|
|
7486 goto theend;
|
|
|
7487 str += start;
|
|
19
|
7488
|
|
56
|
7489 if (argvars[3].v_type != VAR_UNKNOWN)
|
|
71
|
7490 nth = get_tv_number(&argvars[3]);
|
|
7
|
7491 }
|
|
|
7492
|
|
|
7493 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
7494 if (regmatch.regprog != NULL)
|
|
|
7495 {
|
|
|
7496 regmatch.rm_ic = p_ic;
|
|
19
|
7497
|
|
|
7498 while (1)
|
|
|
7499 {
|
|
|
7500 match = vim_regexec_nl(®match, str, (colnr_T)0);
|
|
|
7501 if (!match || --nth <= 0)
|
|
|
7502 break;
|
|
|
7503 /* Advance to just after the match. */
|
|
|
7504 #ifdef FEAT_MBYTE
|
|
|
7505 str = regmatch.startp[0] + mb_ptr2len_check(regmatch.startp[0]);
|
|
|
7506 #else
|
|
|
7507 str = regmatch.startp[0] + 1;
|
|
|
7508 #endif
|
|
|
7509 }
|
|
|
7510
|
|
|
7511 if (match)
|
|
7
|
7512 {
|
|
|
7513 if (type == 2)
|
|
71
|
7514 rettv->vval.v_string = vim_strnsave(regmatch.startp[0],
|
|
7
|
7515 (int)(regmatch.endp[0] - regmatch.startp[0]));
|
|
|
7516 else
|
|
|
7517 {
|
|
|
7518 if (type != 0)
|
|
71
|
7519 rettv->vval.v_number =
|
|
7
|
7520 (varnumber_T)(regmatch.startp[0] - str);
|
|
|
7521 else
|
|
71
|
7522 rettv->vval.v_number =
|
|
7
|
7523 (varnumber_T)(regmatch.endp[0] - str);
|
|
71
|
7524 rettv->vval.v_number += str - expr;
|
|
7
|
7525 }
|
|
|
7526 }
|
|
|
7527 vim_free(regmatch.regprog);
|
|
|
7528 }
|
|
|
7529
|
|
|
7530 theend:
|
|
|
7531 p_cpo = save_cpo;
|
|
|
7532 }
|
|
|
7533
|
|
|
7534 /*
|
|
|
7535 * "mode()" function
|
|
|
7536 */
|
|
|
7537 /*ARGSUSED*/
|
|
|
7538 static void
|
|
71
|
7539 f_mode(argvars, rettv)
|
|
|
7540 typeval *argvars;
|
|
|
7541 typeval *rettv;
|
|
7
|
7542 {
|
|
|
7543 char_u buf[2];
|
|
|
7544
|
|
|
7545 #ifdef FEAT_VISUAL
|
|
|
7546 if (VIsual_active)
|
|
|
7547 {
|
|
|
7548 if (VIsual_select)
|
|
|
7549 buf[0] = VIsual_mode + 's' - 'v';
|
|
|
7550 else
|
|
|
7551 buf[0] = VIsual_mode;
|
|
|
7552 }
|
|
|
7553 else
|
|
|
7554 #endif
|
|
|
7555 if (State == HITRETURN || State == ASKMORE || State == SETWSIZE)
|
|
|
7556 buf[0] = 'r';
|
|
|
7557 else if (State & INSERT)
|
|
|
7558 {
|
|
|
7559 if (State & REPLACE_FLAG)
|
|
|
7560 buf[0] = 'R';
|
|
|
7561 else
|
|
|
7562 buf[0] = 'i';
|
|
|
7563 }
|
|
|
7564 else if (State & CMDLINE)
|
|
|
7565 buf[0] = 'c';
|
|
|
7566 else
|
|
|
7567 buf[0] = 'n';
|
|
|
7568
|
|
|
7569 buf[1] = NUL;
|
|
71
|
7570 rettv->vval.v_string = vim_strsave(buf);
|
|
|
7571 rettv->v_type = VAR_STRING;
|
|
7
|
7572 }
|
|
|
7573
|
|
|
7574 /*
|
|
|
7575 * "nr2char()" function
|
|
|
7576 */
|
|
|
7577 static void
|
|
71
|
7578 f_nr2char(argvars, rettv)
|
|
|
7579 typeval *argvars;
|
|
|
7580 typeval *rettv;
|
|
7
|
7581 {
|
|
|
7582 char_u buf[NUMBUFLEN];
|
|
|
7583
|
|
|
7584 #ifdef FEAT_MBYTE
|
|
|
7585 if (has_mbyte)
|
|
71
|
7586 buf[(*mb_char2bytes)((int)get_tv_number(&argvars[0]), buf)] = NUL;
|
|
|
7587 else
|
|
|
7588 #endif
|
|
|
7589 {
|
|
|
7590 buf[0] = (char_u)get_tv_number(&argvars[0]);
|
|
7
|
7591 buf[1] = NUL;
|
|
|
7592 }
|
|
71
|
7593 rettv->v_type = VAR_STRING;
|
|
|
7594 rettv->vval.v_string = vim_strsave(buf);
|
|
56
|
7595 }
|
|
|
7596
|
|
|
7597 /*
|
|
|
7598 * "remove({list}, {idx})" function
|
|
|
7599 */
|
|
|
7600 static void
|
|
71
|
7601 f_remove(argvars, rettv)
|
|
|
7602 typeval *argvars;
|
|
|
7603 typeval *rettv;
|
|
56
|
7604 {
|
|
|
7605 listvar *l;
|
|
|
7606 listitem *item;
|
|
|
7607 long idx;
|
|
|
7608
|
|
|
7609 if (argvars[0].v_type != VAR_LIST)
|
|
|
7610 EMSG(_("E999: First argument of remove() must be a list"));
|
|
|
7611 else if ((l = argvars[0].vval.v_list) != NULL)
|
|
|
7612 {
|
|
71
|
7613 idx = get_tv_number(&argvars[1]);
|
|
56
|
7614 item = list_getrem(l, idx);
|
|
|
7615 if (item == NULL)
|
|
|
7616 EMSGN(_(e_listidx), idx);
|
|
|
7617 else
|
|
|
7618 {
|
|
71
|
7619 *rettv = item->li_tv;
|
|
56
|
7620 vim_free(item);
|
|
|
7621 }
|
|
|
7622 }
|
|
7
|
7623 }
|
|
|
7624
|
|
|
7625 /*
|
|
|
7626 * "rename({from}, {to})" function
|
|
|
7627 */
|
|
|
7628 static void
|
|
71
|
7629 f_rename(argvars, rettv)
|
|
|
7630 typeval *argvars;
|
|
|
7631 typeval *rettv;
|
|
7
|
7632 {
|
|
|
7633 char_u buf[NUMBUFLEN];
|
|
|
7634
|
|
|
7635 if (check_restricted() || check_secure())
|
|
71
|
7636 rettv->vval.v_number = -1;
|
|
|
7637 else
|
|
|
7638 rettv->vval.v_number = vim_rename(get_tv_string(&argvars[0]),
|
|
|
7639 get_tv_string_buf(&argvars[1], buf));
|
|
7
|
7640 }
|
|
|
7641
|
|
|
7642 /*
|
|
|
7643 * "resolve()" function
|
|
|
7644 */
|
|
|
7645 static void
|
|
71
|
7646 f_resolve(argvars, rettv)
|
|
|
7647 typeval *argvars;
|
|
|
7648 typeval *rettv;
|
|
7
|
7649 {
|
|
|
7650 char_u *p;
|
|
|
7651
|
|
71
|
7652 p = get_tv_string(&argvars[0]);
|
|
7
|
7653 #ifdef FEAT_SHORTCUT
|
|
|
7654 {
|
|
|
7655 char_u *v = NULL;
|
|
|
7656
|
|
|
7657 v = mch_resolve_shortcut(p);
|
|
|
7658 if (v != NULL)
|
|
71
|
7659 rettv->vval.v_string = v;
|
|
7
|
7660 else
|
|
71
|
7661 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
7662 }
|
|
|
7663 #else
|
|
|
7664 # ifdef HAVE_READLINK
|
|
|
7665 {
|
|
|
7666 char_u buf[MAXPATHL + 1];
|
|
|
7667 char_u *cpy;
|
|
|
7668 int len;
|
|
|
7669 char_u *remain = NULL;
|
|
|
7670 char_u *q;
|
|
|
7671 int is_relative_to_current = FALSE;
|
|
|
7672 int has_trailing_pathsep = FALSE;
|
|
|
7673 int limit = 100;
|
|
|
7674
|
|
|
7675 p = vim_strsave(p);
|
|
|
7676
|
|
|
7677 if (p[0] == '.' && (vim_ispathsep(p[1])
|
|
|
7678 || (p[1] == '.' && (vim_ispathsep(p[2])))))
|
|
|
7679 is_relative_to_current = TRUE;
|
|
|
7680
|
|
|
7681 len = STRLEN(p);
|
|
39
|
7682 if (len > 0 && after_pathsep(p, p + len))
|
|
7
|
7683 has_trailing_pathsep = TRUE;
|
|
|
7684
|
|
|
7685 q = getnextcomp(p);
|
|
|
7686 if (*q != NUL)
|
|
|
7687 {
|
|
|
7688 /* Separate the first path component in "p", and keep the
|
|
|
7689 * remainder (beginning with the path separator). */
|
|
|
7690 remain = vim_strsave(q - 1);
|
|
|
7691 q[-1] = NUL;
|
|
|
7692 }
|
|
|
7693
|
|
|
7694 for (;;)
|
|
|
7695 {
|
|
|
7696 for (;;)
|
|
|
7697 {
|
|
|
7698 len = readlink((char *)p, (char *)buf, MAXPATHL);
|
|
|
7699 if (len <= 0)
|
|
|
7700 break;
|
|
|
7701 buf[len] = NUL;
|
|
|
7702
|
|
|
7703 if (limit-- == 0)
|
|
|
7704 {
|
|
|
7705 vim_free(p);
|
|
|
7706 vim_free(remain);
|
|
|
7707 EMSG(_("E655: Too many symbolic links (cycle?)"));
|
|
71
|
7708 rettv->vval.v_string = NULL;
|
|
7
|
7709 goto fail;
|
|
|
7710 }
|
|
|
7711
|
|
|
7712 /* Ensure that the result will have a trailing path separator
|
|
|
7713 * if the argument has one. */
|
|
|
7714 if (remain == NULL && has_trailing_pathsep)
|
|
|
7715 add_pathsep(buf);
|
|
|
7716
|
|
|
7717 /* Separate the first path component in the link value and
|
|
|
7718 * concatenate the remainders. */
|
|
|
7719 q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
|
|
|
7720 if (*q != NUL)
|
|
|
7721 {
|
|
|
7722 if (remain == NULL)
|
|
|
7723 remain = vim_strsave(q - 1);
|
|
|
7724 else
|
|
|
7725 {
|
|
|
7726 cpy = vim_strnsave(q-1, STRLEN(q-1)+STRLEN(remain));
|
|
|
7727 if (cpy != NULL)
|
|
|
7728 {
|
|
|
7729 STRCAT(cpy, remain);
|
|
|
7730 vim_free(remain);
|
|
|
7731 remain = cpy;
|
|
|
7732 }
|
|
|
7733 }
|
|
|
7734 q[-1] = NUL;
|
|
|
7735 }
|
|
|
7736
|
|
|
7737 q = gettail(p);
|
|
|
7738 if (q > p && *q == NUL)
|
|
|
7739 {
|
|
|
7740 /* Ignore trailing path separator. */
|
|
|
7741 q[-1] = NUL;
|
|
|
7742 q = gettail(p);
|
|
|
7743 }
|
|
|
7744 if (q > p && !mch_isFullName(buf))
|
|
|
7745 {
|
|
|
7746 /* symlink is relative to directory of argument */
|
|
|
7747 cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
|
|
|
7748 if (cpy != NULL)
|
|
|
7749 {
|
|
|
7750 STRCPY(cpy, p);
|
|
|
7751 STRCPY(gettail(cpy), buf);
|
|
|
7752 vim_free(p);
|
|
|
7753 p = cpy;
|
|
|
7754 }
|
|
|
7755 }
|
|
|
7756 else
|
|
|
7757 {
|
|
|
7758 vim_free(p);
|
|
|
7759 p = vim_strsave(buf);
|
|
|
7760 }
|
|
|
7761 }
|
|
|
7762
|
|
|
7763 if (remain == NULL)
|
|
|
7764 break;
|
|
|
7765
|
|
|
7766 /* Append the first path component of "remain" to "p". */
|
|
|
7767 q = getnextcomp(remain + 1);
|
|
|
7768 len = q - remain - (*q != NUL);
|
|
|
7769 cpy = vim_strnsave(p, STRLEN(p) + len);
|
|
|
7770 if (cpy != NULL)
|
|
|
7771 {
|
|
|
7772 STRNCAT(cpy, remain, len);
|
|
|
7773 vim_free(p);
|
|
|
7774 p = cpy;
|
|
|
7775 }
|
|
|
7776 /* Shorten "remain". */
|
|
|
7777 if (*q != NUL)
|
|
|
7778 STRCPY(remain, q - 1);
|
|
|
7779 else
|
|
|
7780 {
|
|
|
7781 vim_free(remain);
|
|
|
7782 remain = NULL;
|
|
|
7783 }
|
|
|
7784 }
|
|
|
7785
|
|
|
7786 /* If the result is a relative path name, make it explicitly relative to
|
|
|
7787 * the current directory if and only if the argument had this form. */
|
|
|
7788 if (!vim_ispathsep(*p))
|
|
|
7789 {
|
|
|
7790 if (is_relative_to_current
|
|
|
7791 && *p != NUL
|
|
|
7792 && !(p[0] == '.'
|
|
|
7793 && (p[1] == NUL
|
|
|
7794 || vim_ispathsep(p[1])
|
|
|
7795 || (p[1] == '.'
|
|
|
7796 && (p[2] == NUL
|
|
|
7797 || vim_ispathsep(p[2]))))))
|
|
|
7798 {
|
|
|
7799 /* Prepend "./". */
|
|
|
7800 cpy = vim_strnsave((char_u *)"./", 2 + STRLEN(p));
|
|
|
7801 if (cpy != NULL)
|
|
|
7802 {
|
|
|
7803 STRCAT(cpy, p);
|
|
|
7804 vim_free(p);
|
|
|
7805 p = cpy;
|
|
|
7806 }
|
|
|
7807 }
|
|
|
7808 else if (!is_relative_to_current)
|
|
|
7809 {
|
|
|
7810 /* Strip leading "./". */
|
|
|
7811 q = p;
|
|
|
7812 while (q[0] == '.' && vim_ispathsep(q[1]))
|
|
|
7813 q += 2;
|
|
|
7814 if (q > p)
|
|
|
7815 mch_memmove(p, p + 2, STRLEN(p + 2) + (size_t)1);
|
|
|
7816 }
|
|
|
7817 }
|
|
|
7818
|
|
|
7819 /* Ensure that the result will have no trailing path separator
|
|
|
7820 * if the argument had none. But keep "/" or "//". */
|
|
|
7821 if (!has_trailing_pathsep)
|
|
|
7822 {
|
|
|
7823 q = p + STRLEN(p);
|
|
39
|
7824 if (after_pathsep(p, q))
|
|
|
7825 *gettail_sep(p) = NUL;
|
|
7
|
7826 }
|
|
|
7827
|
|
71
|
7828 rettv->vval.v_string = p;
|
|
7
|
7829 }
|
|
|
7830 # else
|
|
71
|
7831 rettv->vval.v_string = vim_strsave(p);
|
|
7
|
7832 # endif
|
|
|
7833 #endif
|
|
|
7834
|
|
71
|
7835 simplify_filename(rettv->vval.v_string);
|
|
7
|
7836
|
|
|
7837 #ifdef HAVE_READLINK
|
|
|
7838 fail:
|
|
|
7839 #endif
|
|
71
|
7840 rettv->v_type = VAR_STRING;
|
|
7
|
7841 }
|
|
|
7842
|
|
|
7843 /*
|
|
|
7844 * "simplify()" function
|
|
|
7845 */
|
|
|
7846 static void
|
|
71
|
7847 f_simplify(argvars, rettv)
|
|
|
7848 typeval *argvars;
|
|
|
7849 typeval *rettv;
|
|
7
|
7850 {
|
|
|
7851 char_u *p;
|
|
|
7852
|
|
71
|
7853 p = get_tv_string(&argvars[0]);
|
|
|
7854 rettv->vval.v_string = vim_strsave(p);
|
|
|
7855 simplify_filename(rettv->vval.v_string); /* simplify in place */
|
|
|
7856 rettv->v_type = VAR_STRING;
|
|
7
|
7857 }
|
|
|
7858
|
|
20
|
7859 #define SP_NOMOVE 1 /* don't move cursor */
|
|
|
7860 #define SP_REPEAT 2 /* repeat to find outer pair */
|
|
|
7861 #define SP_RETCOUNT 4 /* return matchcount */
|
|
|
7862
|
|
7
|
7863 /*
|
|
|
7864 * "search()" function
|
|
|
7865 */
|
|
|
7866 static void
|
|
71
|
7867 f_search(argvars, rettv)
|
|
|
7868 typeval *argvars;
|
|
|
7869 typeval *rettv;
|
|
7
|
7870 {
|
|
|
7871 char_u *pat;
|
|
|
7872 pos_T pos;
|
|
20
|
7873 pos_T save_cursor;
|
|
7
|
7874 int save_p_ws = p_ws;
|
|
|
7875 int dir;
|
|
20
|
7876 int flags = 0;
|
|
|
7877
|
|
71
|
7878 rettv->vval.v_number = 0; /* default: FAIL */
|
|
|
7879
|
|
|
7880 pat = get_tv_string(&argvars[0]);
|
|
20
|
7881 dir = get_search_arg(&argvars[1], &flags); /* may set p_ws */
|
|
|
7882 if (dir == 0)
|
|
|
7883 goto theend;
|
|
|
7884 if ((flags & ~SP_NOMOVE) != 0)
|
|
|
7885 {
|
|
71
|
7886 EMSG2(_(e_invarg2), get_tv_string(&argvars[1]));
|
|
20
|
7887 goto theend;
|
|
|
7888 }
|
|
|
7889
|
|
|
7890 pos = save_cursor = curwin->w_cursor;
|
|
7
|
7891 if (searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
7892 SEARCH_KEEP, RE_SEARCH) != FAIL)
|
|
|
7893 {
|
|
71
|
7894 rettv->vval.v_number = pos.lnum;
|
|
7
|
7895 curwin->w_cursor = pos;
|
|
|
7896 /* "/$" will put the cursor after the end of the line, may need to
|
|
|
7897 * correct that here */
|
|
|
7898 check_cursor();
|
|
|
7899 }
|
|
20
|
7900
|
|
|
7901 /* If 'n' flag is used: restore cursor position. */
|
|
|
7902 if (flags & SP_NOMOVE)
|
|
|
7903 curwin->w_cursor = save_cursor;
|
|
|
7904 theend:
|
|
7
|
7905 p_ws = save_p_ws;
|
|
|
7906 }
|
|
|
7907
|
|
|
7908 /*
|
|
|
7909 * "searchpair()" function
|
|
|
7910 */
|
|
|
7911 static void
|
|
71
|
7912 f_searchpair(argvars, rettv)
|
|
|
7913 typeval *argvars;
|
|
|
7914 typeval *rettv;
|
|
7
|
7915 {
|
|
|
7916 char_u *spat, *mpat, *epat;
|
|
|
7917 char_u *skip;
|
|
|
7918 char_u *pat, *pat2, *pat3;
|
|
|
7919 pos_T pos;
|
|
|
7920 pos_T firstpos;
|
|
|
7921 pos_T save_cursor;
|
|
|
7922 pos_T save_pos;
|
|
|
7923 int save_p_ws = p_ws;
|
|
|
7924 char_u *save_cpo;
|
|
|
7925 int dir;
|
|
|
7926 int flags = 0;
|
|
|
7927 char_u nbuf1[NUMBUFLEN];
|
|
|
7928 char_u nbuf2[NUMBUFLEN];
|
|
|
7929 char_u nbuf3[NUMBUFLEN];
|
|
|
7930 int n;
|
|
|
7931 int r;
|
|
|
7932 int nest = 1;
|
|
|
7933 int err;
|
|
|
7934
|
|
71
|
7935 rettv->vval.v_number = 0; /* default: FAIL */
|
|
7
|
7936
|
|
|
7937 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
|
|
|
7938 save_cpo = p_cpo;
|
|
|
7939 p_cpo = (char_u *)"";
|
|
|
7940
|
|
|
7941 /* Get the three pattern arguments: start, middle, end. */
|
|
71
|
7942 spat = get_tv_string(&argvars[0]);
|
|
|
7943 mpat = get_tv_string_buf(&argvars[1], nbuf1);
|
|
|
7944 epat = get_tv_string_buf(&argvars[2], nbuf2);
|
|
7
|
7945
|
|
|
7946 /* Make two search patterns: start/end (pat2, for in nested pairs) and
|
|
|
7947 * start/middle/end (pat3, for the top pair). */
|
|
|
7948 pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
|
|
|
7949 pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
|
|
|
7950 if (pat2 == NULL || pat3 == NULL)
|
|
|
7951 goto theend;
|
|
|
7952 sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
|
|
|
7953 if (*mpat == NUL)
|
|
|
7954 STRCPY(pat3, pat2);
|
|
|
7955 else
|
|
|
7956 sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
|
|
|
7957 spat, epat, mpat);
|
|
|
7958
|
|
|
7959 /* Handle the optional fourth argument: flags */
|
|
|
7960 dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
|
|
20
|
7961 if (dir == 0)
|
|
|
7962 goto theend;
|
|
7
|
7963
|
|
|
7964 /* Optional fifth argument: skip expresion */
|
|
56
|
7965 if (argvars[3].v_type == VAR_UNKNOWN
|
|
|
7966 || argvars[4].v_type == VAR_UNKNOWN)
|
|
7
|
7967 skip = (char_u *)"";
|
|
|
7968 else
|
|
71
|
7969 skip = get_tv_string_buf(&argvars[4], nbuf3);
|
|
7
|
7970
|
|
|
7971 save_cursor = curwin->w_cursor;
|
|
|
7972 pos = curwin->w_cursor;
|
|
|
7973 firstpos.lnum = 0;
|
|
|
7974 pat = pat3;
|
|
|
7975 for (;;)
|
|
|
7976 {
|
|
|
7977 n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
|
|
|
7978 SEARCH_KEEP, RE_SEARCH);
|
|
|
7979 if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
|
|
|
7980 /* didn't find it or found the first match again: FAIL */
|
|
|
7981 break;
|
|
|
7982
|
|
|
7983 if (firstpos.lnum == 0)
|
|
|
7984 firstpos = pos;
|
|
|
7985
|
|
|
7986 /* If the skip pattern matches, ignore this match. */
|
|
|
7987 if (*skip != NUL)
|
|
|
7988 {
|
|
|
7989 save_pos = curwin->w_cursor;
|
|
|
7990 curwin->w_cursor = pos;
|
|
|
7991 r = eval_to_bool(skip, &err, NULL, FALSE);
|
|
|
7992 curwin->w_cursor = save_pos;
|
|
|
7993 if (err)
|
|
|
7994 {
|
|
|
7995 /* Evaluating {skip} caused an error, break here. */
|
|
|
7996 curwin->w_cursor = save_cursor;
|
|
71
|
7997 rettv->vval.v_number = -1;
|
|
7
|
7998 break;
|
|
|
7999 }
|
|
|
8000 if (r)
|
|
|
8001 continue;
|
|
|
8002 }
|
|
|
8003
|
|
|
8004 if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
|
|
|
8005 {
|
|
|
8006 /* Found end when searching backwards or start when searching
|
|
|
8007 * forward: nested pair. */
|
|
|
8008 ++nest;
|
|
|
8009 pat = pat2; /* nested, don't search for middle */
|
|
|
8010 }
|
|
|
8011 else
|
|
|
8012 {
|
|
|
8013 /* Found end when searching forward or start when searching
|
|
|
8014 * backward: end of (nested) pair; or found middle in outer pair. */
|
|
|
8015 if (--nest == 1)
|
|
|
8016 pat = pat3; /* outer level, search for middle */
|
|
|
8017 }
|
|
|
8018
|
|
|
8019 if (nest == 0)
|
|
|
8020 {
|
|
|
8021 /* Found the match: return matchcount or line number. */
|
|
|
8022 if (flags & SP_RETCOUNT)
|
|
71
|
8023 ++rettv->vval.v_number;
|
|
7
|
8024 else
|
|
71
|
8025 rettv->vval.v_number = pos.lnum;
|
|
7
|
8026 curwin->w_cursor = pos;
|
|
|
8027 if (!(flags & SP_REPEAT))
|
|
|
8028 break;
|
|
|
8029 nest = 1; /* search for next unmatched */
|
|
|
8030 }
|
|
|
8031 }
|
|
|
8032
|
|
|
8033 /* If 'n' flag is used or search failed: restore cursor position. */
|
|
71
|
8034 if ((flags & SP_NOMOVE) || rettv->vval.v_number == 0)
|
|
7
|
8035 curwin->w_cursor = save_cursor;
|
|
|
8036
|
|
|
8037 theend:
|
|
|
8038 vim_free(pat2);
|
|
|
8039 vim_free(pat3);
|
|
|
8040 p_ws = save_p_ws;
|
|
|
8041 p_cpo = save_cpo;
|
|
|
8042 }
|
|
|
8043
|
|
20
|
8044 /*
|
|
|
8045 * Get flags for a search function.
|
|
|
8046 * Possibly sets "p_ws".
|
|
|
8047 * Returns BACKWARD, FORWARD or zero (for an error).
|
|
|
8048 */
|
|
7
|
8049 static int
|
|
|
8050 get_search_arg(varp, flagsp)
|
|
56
|
8051 typeval *varp;
|
|
7
|
8052 int *flagsp;
|
|
|
8053 {
|
|
|
8054 int dir = FORWARD;
|
|
|
8055 char_u *flags;
|
|
|
8056 char_u nbuf[NUMBUFLEN];
|
|
20
|
8057 int mask;
|
|
7
|
8058
|
|
56
|
8059 if (varp->v_type != VAR_UNKNOWN)
|
|
|
8060 {
|
|
71
|
8061 flags = get_tv_string_buf(varp, nbuf);
|
|
20
|
8062 while (*flags != NUL)
|
|
|
8063 {
|
|
|
8064 switch (*flags)
|
|
|
8065 {
|
|
|
8066 case 'b': dir = BACKWARD; break;
|
|
|
8067 case 'w': p_ws = TRUE; break;
|
|
|
8068 case 'W': p_ws = FALSE; break;
|
|
|
8069 default: mask = 0;
|
|
|
8070 if (flagsp != NULL)
|
|
|
8071 switch (*flags)
|
|
|
8072 {
|
|
|
8073 case 'n': mask = SP_NOMOVE; break;
|
|
|
8074 case 'r': mask = SP_REPEAT; break;
|
|
|
8075 case 'm': mask = SP_RETCOUNT; break;
|
|
|
8076 }
|
|
|
8077 if (mask == 0)
|
|
|
8078 {
|
|
|
8079 EMSG2(_(e_invarg2), flags);
|
|
|
8080 dir = 0;
|
|
|
8081 }
|
|
|
8082 else
|
|
|
8083 *flagsp |= mask;
|
|
|
8084 }
|
|
|
8085 if (dir == 0)
|
|
|
8086 break;
|
|
|
8087 ++flags;
|
|
7
|
8088 }
|
|
|
8089 }
|
|
|
8090 return dir;
|
|
|
8091 }
|
|
|
8092
|
|
|
8093 /*
|
|
|
8094 * "setbufvar()" function
|
|
|
8095 */
|
|
|
8096 /*ARGSUSED*/
|
|
|
8097 static void
|
|
71
|
8098 f_setbufvar(argvars, rettv)
|
|
|
8099 typeval *argvars;
|
|
|
8100 typeval *rettv;
|
|
7
|
8101 {
|
|
|
8102 buf_T *buf;
|
|
|
8103 #ifdef FEAT_AUTOCMD
|
|
|
8104 aco_save_T aco;
|
|
|
8105 #else
|
|
|
8106 buf_T *save_curbuf;
|
|
|
8107 #endif
|
|
|
8108 char_u *varname, *bufvarname;
|
|
56
|
8109 typeval *varp;
|
|
7
|
8110 char_u nbuf[NUMBUFLEN];
|
|
|
8111
|
|
|
8112 if (check_restricted() || check_secure())
|
|
|
8113 return;
|
|
|
8114 ++emsg_off;
|
|
71
|
8115 buf = get_buf_tv(&argvars[0]);
|
|
|
8116 varname = get_tv_string(&argvars[1]);
|
|
7
|
8117 varp = &argvars[2];
|
|
|
8118
|
|
|
8119 if (buf != NULL && varname != NULL && varp != NULL)
|
|
|
8120 {
|
|
|
8121 /* set curbuf to be our buf, temporarily */
|
|
|
8122 #ifdef FEAT_AUTOCMD
|
|
|
8123 aucmd_prepbuf(&aco, buf);
|
|
|
8124 #else
|
|
|
8125 save_curbuf = curbuf;
|
|
|
8126 curbuf = buf;
|
|
|
8127 #endif
|
|
|
8128
|
|
|
8129 if (*varname == '&')
|
|
|
8130 {
|
|
|
8131 ++varname;
|
|
71
|
8132 set_option_value(varname, get_tv_number(varp),
|
|
|
8133 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
8134 }
|
|
|
8135 else
|
|
|
8136 {
|
|
|
8137 bufvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
8138 if (bufvarname != NULL)
|
|
|
8139 {
|
|
|
8140 STRCPY(bufvarname, "b:");
|
|
|
8141 STRCPY(bufvarname + 2, varname);
|
|
51
|
8142 set_var(bufvarname, varp, TRUE);
|
|
7
|
8143 vim_free(bufvarname);
|
|
|
8144 }
|
|
|
8145 }
|
|
|
8146
|
|
|
8147 /* reset notion of buffer */
|
|
|
8148 #ifdef FEAT_AUTOCMD
|
|
|
8149 aucmd_restbuf(&aco);
|
|
|
8150 #else
|
|
|
8151 curbuf = save_curbuf;
|
|
|
8152 #endif
|
|
|
8153 }
|
|
|
8154 --emsg_off;
|
|
|
8155 }
|
|
|
8156
|
|
|
8157 /*
|
|
|
8158 * "setcmdpos()" function
|
|
|
8159 */
|
|
|
8160 static void
|
|
71
|
8161 f_setcmdpos(argvars, rettv)
|
|
|
8162 typeval *argvars;
|
|
|
8163 typeval *rettv;
|
|
|
8164 {
|
|
|
8165 rettv->vval.v_number = set_cmdline_pos(
|
|
|
8166 (int)get_tv_number(&argvars[0]) - 1);
|
|
7
|
8167 }
|
|
|
8168
|
|
|
8169 /*
|
|
|
8170 * "setline()" function
|
|
|
8171 */
|
|
|
8172 static void
|
|
71
|
8173 f_setline(argvars, rettv)
|
|
|
8174 typeval *argvars;
|
|
|
8175 typeval *rettv;
|
|
7
|
8176 {
|
|
|
8177 linenr_T lnum;
|
|
|
8178 char_u *line;
|
|
|
8179
|
|
71
|
8180 lnum = get_tv_lnum(argvars);
|
|
|
8181 line = get_tv_string(&argvars[1]);
|
|
|
8182 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
8183
|
|
|
8184 if (lnum >= 1
|
|
|
8185 && lnum <= curbuf->b_ml.ml_line_count
|
|
|
8186 && u_savesub(lnum) == OK
|
|
|
8187 && ml_replace(lnum, line, TRUE) == OK)
|
|
|
8188 {
|
|
|
8189 changed_bytes(lnum, 0);
|
|
|
8190 check_cursor_col();
|
|
71
|
8191 rettv->vval.v_number = 0;
|
|
7
|
8192 }
|
|
|
8193 }
|
|
|
8194
|
|
|
8195 /*
|
|
|
8196 * "setreg()" function
|
|
|
8197 */
|
|
|
8198 static void
|
|
71
|
8199 f_setreg(argvars, rettv)
|
|
|
8200 typeval *argvars;
|
|
|
8201 typeval *rettv;
|
|
7
|
8202 {
|
|
|
8203 int regname;
|
|
|
8204 char_u *strregname;
|
|
|
8205 char_u *stropt;
|
|
|
8206 int append;
|
|
|
8207 char_u yank_type;
|
|
|
8208 long block_len;
|
|
|
8209
|
|
|
8210 block_len = -1;
|
|
|
8211 yank_type = MAUTO;
|
|
|
8212 append = FALSE;
|
|
|
8213
|
|
71
|
8214 strregname = get_tv_string(argvars);
|
|
|
8215 rettv->vval.v_number = 1; /* FAIL is default */
|
|
7
|
8216
|
|
|
8217 regname = (strregname == NULL ? '"' : *strregname);
|
|
|
8218 if (regname == 0 || regname == '@')
|
|
|
8219 regname = '"';
|
|
|
8220 else if (regname == '=')
|
|
|
8221 return;
|
|
|
8222
|
|
56
|
8223 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
8224 {
|
|
71
|
8225 for (stropt = get_tv_string(&argvars[2]); *stropt != NUL; ++stropt)
|
|
7
|
8226 switch (*stropt)
|
|
|
8227 {
|
|
|
8228 case 'a': case 'A': /* append */
|
|
|
8229 append = TRUE;
|
|
|
8230 break;
|
|
|
8231 case 'v': case 'c': /* character-wise selection */
|
|
|
8232 yank_type = MCHAR;
|
|
|
8233 break;
|
|
|
8234 case 'V': case 'l': /* line-wise selection */
|
|
|
8235 yank_type = MLINE;
|
|
|
8236 break;
|
|
|
8237 #ifdef FEAT_VISUAL
|
|
|
8238 case 'b': case Ctrl_V: /* block-wise selection */
|
|
|
8239 yank_type = MBLOCK;
|
|
|
8240 if (VIM_ISDIGIT(stropt[1]))
|
|
|
8241 {
|
|
|
8242 ++stropt;
|
|
|
8243 block_len = getdigits(&stropt) - 1;
|
|
|
8244 --stropt;
|
|
|
8245 }
|
|
|
8246 break;
|
|
|
8247 #endif
|
|
|
8248 }
|
|
|
8249 }
|
|
|
8250
|
|
71
|
8251 write_reg_contents_ex(regname, get_tv_string(&argvars[1]), -1,
|
|
7
|
8252 append, yank_type, block_len);
|
|
71
|
8253 rettv->vval.v_number = 0;
|
|
7
|
8254 }
|
|
|
8255
|
|
|
8256
|
|
|
8257 /*
|
|
|
8258 * "setwinvar(expr)" function
|
|
|
8259 */
|
|
|
8260 /*ARGSUSED*/
|
|
|
8261 static void
|
|
71
|
8262 f_setwinvar(argvars, rettv)
|
|
|
8263 typeval *argvars;
|
|
|
8264 typeval *rettv;
|
|
7
|
8265 {
|
|
|
8266 win_T *win;
|
|
|
8267 #ifdef FEAT_WINDOWS
|
|
|
8268 win_T *save_curwin;
|
|
|
8269 #endif
|
|
|
8270 char_u *varname, *winvarname;
|
|
56
|
8271 typeval *varp;
|
|
7
|
8272 char_u nbuf[NUMBUFLEN];
|
|
|
8273
|
|
|
8274 if (check_restricted() || check_secure())
|
|
|
8275 return;
|
|
|
8276 ++emsg_off;
|
|
|
8277 win = find_win_by_nr(&argvars[0]);
|
|
71
|
8278 varname = get_tv_string(&argvars[1]);
|
|
7
|
8279 varp = &argvars[2];
|
|
|
8280
|
|
|
8281 if (win != NULL && varname != NULL && varp != NULL)
|
|
|
8282 {
|
|
|
8283 #ifdef FEAT_WINDOWS
|
|
|
8284 /* set curwin to be our win, temporarily */
|
|
|
8285 save_curwin = curwin;
|
|
|
8286 curwin = win;
|
|
|
8287 curbuf = curwin->w_buffer;
|
|
|
8288 #endif
|
|
|
8289
|
|
|
8290 if (*varname == '&')
|
|
|
8291 {
|
|
|
8292 ++varname;
|
|
71
|
8293 set_option_value(varname, get_tv_number(varp),
|
|
|
8294 get_tv_string_buf(varp, nbuf), OPT_LOCAL);
|
|
7
|
8295 }
|
|
|
8296 else
|
|
|
8297 {
|
|
|
8298 winvarname = alloc((unsigned)STRLEN(varname) + 3);
|
|
|
8299 if (winvarname != NULL)
|
|
|
8300 {
|
|
|
8301 STRCPY(winvarname, "w:");
|
|
|
8302 STRCPY(winvarname + 2, varname);
|
|
51
|
8303 set_var(winvarname, varp, TRUE);
|
|
7
|
8304 vim_free(winvarname);
|
|
|
8305 }
|
|
|
8306 }
|
|
|
8307
|
|
|
8308 #ifdef FEAT_WINDOWS
|
|
|
8309 /* Restore current window, if it's still valid (autocomands can make
|
|
|
8310 * it invalid). */
|
|
|
8311 if (win_valid(save_curwin))
|
|
|
8312 {
|
|
|
8313 curwin = save_curwin;
|
|
|
8314 curbuf = curwin->w_buffer;
|
|
|
8315 }
|
|
|
8316 #endif
|
|
|
8317 }
|
|
|
8318 --emsg_off;
|
|
|
8319 }
|
|
|
8320
|
|
|
8321 /*
|
|
|
8322 * "nextnonblank()" function
|
|
|
8323 */
|
|
|
8324 static void
|
|
71
|
8325 f_nextnonblank(argvars, rettv)
|
|
|
8326 typeval *argvars;
|
|
|
8327 typeval *rettv;
|
|
7
|
8328 {
|
|
|
8329 linenr_T lnum;
|
|
|
8330
|
|
71
|
8331 for (lnum = get_tv_lnum(argvars); ; ++lnum)
|
|
7
|
8332 {
|
|
|
8333 if (lnum > curbuf->b_ml.ml_line_count)
|
|
|
8334 {
|
|
|
8335 lnum = 0;
|
|
|
8336 break;
|
|
|
8337 }
|
|
|
8338 if (*skipwhite(ml_get(lnum)) != NUL)
|
|
|
8339 break;
|
|
|
8340 }
|
|
71
|
8341 rettv->vval.v_number = lnum;
|
|
7
|
8342 }
|
|
|
8343
|
|
|
8344 /*
|
|
|
8345 * "prevnonblank()" function
|
|
|
8346 */
|
|
|
8347 static void
|
|
71
|
8348 f_prevnonblank(argvars, rettv)
|
|
|
8349 typeval *argvars;
|
|
|
8350 typeval *rettv;
|
|
7
|
8351 {
|
|
|
8352 linenr_T lnum;
|
|
|
8353
|
|
71
|
8354 lnum = get_tv_lnum(argvars);
|
|
7
|
8355 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
|
|
|
8356 lnum = 0;
|
|
|
8357 else
|
|
|
8358 while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
|
|
|
8359 --lnum;
|
|
71
|
8360 rettv->vval.v_number = lnum;
|
|
7
|
8361 }
|
|
|
8362
|
|
|
8363 #if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
|
|
|
8364 static void make_connection __ARGS((void));
|
|
|
8365 static int check_connection __ARGS((void));
|
|
|
8366
|
|
|
8367 static void
|
|
|
8368 make_connection()
|
|
|
8369 {
|
|
|
8370 if (X_DISPLAY == NULL
|
|
|
8371 # ifdef FEAT_GUI
|
|
|
8372 && !gui.in_use
|
|
|
8373 # endif
|
|
|
8374 )
|
|
|
8375 {
|
|
|
8376 x_force_connect = TRUE;
|
|
|
8377 setup_term_clip();
|
|
|
8378 x_force_connect = FALSE;
|
|
|
8379 }
|
|
|
8380 }
|
|
|
8381
|
|
|
8382 static int
|
|
|
8383 check_connection()
|
|
|
8384 {
|
|
|
8385 make_connection();
|
|
|
8386 if (X_DISPLAY == NULL)
|
|
|
8387 {
|
|
|
8388 EMSG(_("E240: No connection to Vim server"));
|
|
|
8389 return FAIL;
|
|
|
8390 }
|
|
|
8391 return OK;
|
|
|
8392 }
|
|
|
8393 #endif
|
|
|
8394
|
|
|
8395 /*ARGSUSED*/
|
|
|
8396 static void
|
|
71
|
8397 f_serverlist(argvars, rettv)
|
|
|
8398 typeval *argvars;
|
|
|
8399 typeval *rettv;
|
|
7
|
8400 {
|
|
|
8401 char_u *r = NULL;
|
|
|
8402
|
|
|
8403 #ifdef FEAT_CLIENTSERVER
|
|
|
8404 # ifdef WIN32
|
|
|
8405 r = serverGetVimNames();
|
|
|
8406 # else
|
|
|
8407 make_connection();
|
|
|
8408 if (X_DISPLAY != NULL)
|
|
|
8409 r = serverGetVimNames(X_DISPLAY);
|
|
|
8410 # endif
|
|
|
8411 #endif
|
|
71
|
8412 rettv->v_type = VAR_STRING;
|
|
|
8413 rettv->vval.v_string = r;
|
|
7
|
8414 }
|
|
|
8415
|
|
|
8416 /*ARGSUSED*/
|
|
|
8417 static void
|
|
71
|
8418 f_remote_peek(argvars, rettv)
|
|
|
8419 typeval *argvars;
|
|
|
8420 typeval *rettv;
|
|
7
|
8421 {
|
|
|
8422 #ifdef FEAT_CLIENTSERVER
|
|
|
8423 var v;
|
|
|
8424 char_u *s = NULL;
|
|
|
8425 # ifdef WIN32
|
|
|
8426 int n = 0;
|
|
|
8427 # endif
|
|
|
8428
|
|
|
8429 if (check_restricted() || check_secure())
|
|
|
8430 {
|
|
71
|
8431 rettv->vval.v_number = -1;
|
|
7
|
8432 return;
|
|
|
8433 }
|
|
|
8434 # ifdef WIN32
|
|
71
|
8435 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
7
|
8436 if (n == 0)
|
|
71
|
8437 rettv->vval.v_number = -1;
|
|
7
|
8438 else
|
|
|
8439 {
|
|
|
8440 s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
|
|
71
|
8441 rettv->vval.v_number = (s != NULL);
|
|
7
|
8442 }
|
|
|
8443 # else
|
|
71
|
8444 rettv->vval.v_number = 0;
|
|
7
|
8445 if (check_connection() == FAIL)
|
|
|
8446 return;
|
|
|
8447
|
|
71
|
8448 rettv->vval.v_number = serverPeekReply(X_DISPLAY,
|
|
|
8449 serverStrToWin(get_tv_string(&argvars[0])), &s);
|
|
7
|
8450 # endif
|
|
|
8451
|
|
71
|
8452 if (argvars[1].v_type != VAR_UNKNOWN && rettv->vval.v_number > 0)
|
|
56
|
8453 {
|
|
|
8454 v.tv.v_type = VAR_STRING;
|
|
|
8455 v.tv.vval.v_string = vim_strsave(s);
|
|
71
|
8456 set_var(get_tv_string(&argvars[1]), &v.tv, FALSE);
|
|
56
|
8457 vim_free(v.tv.vval.v_string);
|
|
7
|
8458 }
|
|
|
8459 #else
|
|
71
|
8460 rettv->vval.v_number = -1;
|
|
7
|
8461 #endif
|
|
|
8462 }
|
|
|
8463
|
|
|
8464 /*ARGSUSED*/
|
|
|
8465 static void
|
|
71
|
8466 f_remote_read(argvars, rettv)
|
|
|
8467 typeval *argvars;
|
|
|
8468 typeval *rettv;
|
|
7
|
8469 {
|
|
|
8470 char_u *r = NULL;
|
|
|
8471
|
|
|
8472 #ifdef FEAT_CLIENTSERVER
|
|
|
8473 if (!check_restricted() && !check_secure())
|
|
|
8474 {
|
|
|
8475 # ifdef WIN32
|
|
|
8476 /* The server's HWND is encoded in the 'id' parameter */
|
|
|
8477 int n = 0;
|
|
|
8478
|
|
71
|
8479 sscanf(get_tv_string(&argvars[0]), "%x", &n);
|
|
7
|
8480 if (n != 0)
|
|
|
8481 r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
|
|
|
8482 if (r == NULL)
|
|
|
8483 # else
|
|
|
8484 if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
|
|
71
|
8485 serverStrToWin(get_tv_string(&argvars[0])), &r, FALSE) < 0)
|
|
7
|
8486 # endif
|
|
|
8487 EMSG(_("E277: Unable to read a server reply"));
|
|
|
8488 }
|
|
|
8489 #endif
|
|
71
|
8490 rettv->v_type = VAR_STRING;
|
|
|
8491 rettv->vval.v_string = r;
|
|
7
|
8492 }
|
|
|
8493
|
|
|
8494 /*ARGSUSED*/
|
|
|
8495 static void
|
|
71
|
8496 f_server2client(argvars, rettv)
|
|
|
8497 typeval *argvars;
|
|
|
8498 typeval *rettv;
|
|
7
|
8499 {
|
|
|
8500 #ifdef FEAT_CLIENTSERVER
|
|
|
8501 char_u buf[NUMBUFLEN];
|
|
71
|
8502 char_u *server = get_tv_string(&argvars[0]);
|
|
|
8503 char_u *reply = get_tv_string_buf(&argvars[1], buf);
|
|
|
8504
|
|
|
8505 rettv->vval.v_number = -1;
|
|
7
|
8506 if (check_restricted() || check_secure())
|
|
|
8507 return;
|
|
|
8508 # ifdef FEAT_X11
|
|
|
8509 if (check_connection() == FAIL)
|
|
|
8510 return;
|
|
|
8511 # endif
|
|
|
8512
|
|
|
8513 if (serverSendReply(server, reply) < 0)
|
|
|
8514 {
|
|
|
8515 EMSG(_("E258: Unable to send to client"));
|
|
|
8516 return;
|
|
|
8517 }
|
|
71
|
8518 rettv->vval.v_number = 0;
|
|
7
|
8519 #else
|
|
71
|
8520 rettv->vval.v_number = -1;
|
|
7
|
8521 #endif
|
|
|
8522 }
|
|
|
8523
|
|
|
8524 #ifdef FEAT_CLIENTSERVER
|
|
71
|
8525 static void remote_common __ARGS((typeval *argvars, typeval *rettv, int expr));
|
|
|
8526
|
|
|
8527 static void
|
|
|
8528 remote_common(argvars, rettv, expr)
|
|
|
8529 typeval *argvars;
|
|
|
8530 typeval *rettv;
|
|
7
|
8531 int expr;
|
|
|
8532 {
|
|
|
8533 char_u *server_name;
|
|
|
8534 char_u *keys;
|
|
|
8535 char_u *r = NULL;
|
|
|
8536 char_u buf[NUMBUFLEN];
|
|
|
8537 # ifdef WIN32
|
|
|
8538 HWND w;
|
|
|
8539 # else
|
|
|
8540 Window w;
|
|
|
8541 # endif
|
|
|
8542
|
|
|
8543 if (check_restricted() || check_secure())
|
|
|
8544 return;
|
|
|
8545
|
|
|
8546 # ifdef FEAT_X11
|
|
|
8547 if (check_connection() == FAIL)
|
|
|
8548 return;
|
|
|
8549 # endif
|
|
|
8550
|
|
71
|
8551 server_name = get_tv_string(&argvars[0]);
|
|
|
8552 keys = get_tv_string_buf(&argvars[1], buf);
|
|
7
|
8553 # ifdef WIN32
|
|
|
8554 if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
|
|
|
8555 # else
|
|
|
8556 if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
|
|
|
8557 < 0)
|
|
|
8558 # endif
|
|
|
8559 {
|
|
|
8560 if (r != NULL)
|
|
|
8561 EMSG(r); /* sending worked but evaluation failed */
|
|
|
8562 else
|
|
|
8563 EMSG2(_("E241: Unable to send to %s"), server_name);
|
|
|
8564 return;
|
|
|
8565 }
|
|
|
8566
|
|
71
|
8567 rettv->vval.v_string = r;
|
|
56
|
8568
|
|
|
8569 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
7
|
8570 {
|
|
|
8571 var v;
|
|
|
8572 char_u str[30];
|
|
|
8573
|
|
|
8574 sprintf((char *)str, "0x%x", (unsigned int)w);
|
|
56
|
8575 v.tv.v_type = VAR_STRING;
|
|
|
8576 v.tv.vval.v_string = vim_strsave(str);
|
|
71
|
8577 set_var(get_tv_string(&argvars[2]), &v.tv, FALSE);
|
|
56
|
8578 vim_free(v.tv.vval.v_string);
|
|
7
|
8579 }
|
|
|
8580 }
|
|
|
8581 #endif
|
|
|
8582
|
|
|
8583 /*
|
|
|
8584 * "remote_expr()" function
|
|
|
8585 */
|
|
|
8586 /*ARGSUSED*/
|
|
|
8587 static void
|
|
71
|
8588 f_remote_expr(argvars, rettv)
|
|
|
8589 typeval *argvars;
|
|
|
8590 typeval *rettv;
|
|
|
8591 {
|
|
|
8592 rettv->v_type = VAR_STRING;
|
|
|
8593 rettv->vval.v_string = NULL;
|
|
7
|
8594 #ifdef FEAT_CLIENTSERVER
|
|
71
|
8595 remote_common(argvars, rettv, TRUE);
|
|
7
|
8596 #endif
|
|
|
8597 }
|
|
|
8598
|
|
|
8599 /*
|
|
|
8600 * "remote_send()" function
|
|
|
8601 */
|
|
|
8602 /*ARGSUSED*/
|
|
|
8603 static void
|
|
71
|
8604 f_remote_send(argvars, rettv)
|
|
|
8605 typeval *argvars;
|
|
|
8606 typeval *rettv;
|
|
|
8607 {
|
|
|
8608 rettv->v_type = VAR_STRING;
|
|
|
8609 rettv->vval.v_string = NULL;
|
|
7
|
8610 #ifdef FEAT_CLIENTSERVER
|
|
71
|
8611 remote_common(argvars, rettv, FALSE);
|
|
7
|
8612 #endif
|
|
|
8613 }
|
|
|
8614
|
|
|
8615 /*
|
|
|
8616 * "remote_foreground()" function
|
|
|
8617 */
|
|
|
8618 /*ARGSUSED*/
|
|
|
8619 static void
|
|
71
|
8620 f_remote_foreground(argvars, rettv)
|
|
|
8621 typeval *argvars;
|
|
|
8622 typeval *rettv;
|
|
|
8623 {
|
|
|
8624 rettv->vval.v_number = 0;
|
|
7
|
8625 #ifdef FEAT_CLIENTSERVER
|
|
|
8626 # ifdef WIN32
|
|
|
8627 /* On Win32 it's done in this application. */
|
|
71
|
8628 serverForeground(get_tv_string(&argvars[0]));
|
|
7
|
8629 # else
|
|
|
8630 /* Send a foreground() expression to the server. */
|
|
56
|
8631 argvars[1].v_type = VAR_STRING;
|
|
|
8632 argvars[1].vval.v_string = vim_strsave((char_u *)"foreground()");
|
|
|
8633 argvars[2].v_type = VAR_UNKNOWN;
|
|
71
|
8634 remote_common(argvars, rettv, TRUE);
|
|
56
|
8635 vim_free(argvars[1].vval.v_string);
|
|
7
|
8636 # endif
|
|
|
8637 #endif
|
|
|
8638 }
|
|
|
8639
|
|
18
|
8640 /*
|
|
|
8641 * "repeat()" function
|
|
|
8642 */
|
|
|
8643 /*ARGSUSED*/
|
|
|
8644 static void
|
|
71
|
8645 f_repeat(argvars, rettv)
|
|
|
8646 typeval *argvars;
|
|
|
8647 typeval *rettv;
|
|
18
|
8648 {
|
|
|
8649 char_u *p;
|
|
|
8650 int n;
|
|
|
8651 int slen;
|
|
|
8652 int len;
|
|
|
8653 char_u *r;
|
|
|
8654 int i;
|
|
|
8655
|
|
71
|
8656 p = get_tv_string(&argvars[0]);
|
|
|
8657 n = get_tv_number(&argvars[1]);
|
|
|
8658
|
|
|
8659 rettv->v_type = VAR_STRING;
|
|
|
8660 rettv->vval.v_string = NULL;
|
|
18
|
8661
|
|
|
8662 slen = (int)STRLEN(p);
|
|
|
8663 len = slen * n;
|
|
|
8664
|
|
|
8665 if (len <= 0)
|
|
|
8666 return;
|
|
|
8667
|
|
|
8668 r = alloc(len + 1);
|
|
|
8669 if (r != NULL)
|
|
|
8670 {
|
|
|
8671 for (i = 0; i < n; i++)
|
|
|
8672 mch_memmove(r + i * slen, p, (size_t)slen);
|
|
|
8673 r[len] = NUL;
|
|
|
8674 }
|
|
|
8675
|
|
71
|
8676 rettv->vval.v_string = r;
|
|
18
|
8677 }
|
|
|
8678
|
|
7
|
8679 #ifdef HAVE_STRFTIME
|
|
|
8680 /*
|
|
|
8681 * "strftime({format}[, {time}])" function
|
|
|
8682 */
|
|
|
8683 static void
|
|
71
|
8684 f_strftime(argvars, rettv)
|
|
|
8685 typeval *argvars;
|
|
|
8686 typeval *rettv;
|
|
7
|
8687 {
|
|
|
8688 char_u result_buf[256];
|
|
|
8689 struct tm *curtime;
|
|
|
8690 time_t seconds;
|
|
|
8691 char_u *p;
|
|
|
8692
|
|
71
|
8693 rettv->v_type = VAR_STRING;
|
|
|
8694
|
|
|
8695 p = get_tv_string(&argvars[0]);
|
|
56
|
8696 if (argvars[1].v_type == VAR_UNKNOWN)
|
|
7
|
8697 seconds = time(NULL);
|
|
|
8698 else
|
|
71
|
8699 seconds = (time_t)get_tv_number(&argvars[1]);
|
|
7
|
8700 curtime = localtime(&seconds);
|
|
|
8701 /* MSVC returns NULL for an invalid value of seconds. */
|
|
|
8702 if (curtime == NULL)
|
|
71
|
8703 rettv->vval.v_string = vim_strsave((char_u *)_("(Invalid)"));
|
|
7
|
8704 else
|
|
|
8705 {
|
|
|
8706 # ifdef FEAT_MBYTE
|
|
|
8707 vimconv_T conv;
|
|
|
8708 char_u *enc;
|
|
|
8709
|
|
|
8710 conv.vc_type = CONV_NONE;
|
|
|
8711 enc = enc_locale();
|
|
|
8712 convert_setup(&conv, p_enc, enc);
|
|
|
8713 if (conv.vc_type != CONV_NONE)
|
|
|
8714 p = string_convert(&conv, p, NULL);
|
|
|
8715 # endif
|
|
|
8716 if (p != NULL)
|
|
|
8717 (void)strftime((char *)result_buf, sizeof(result_buf),
|
|
|
8718 (char *)p, curtime);
|
|
|
8719 else
|
|
|
8720 result_buf[0] = NUL;
|
|
|
8721
|
|
|
8722 # ifdef FEAT_MBYTE
|
|
|
8723 if (conv.vc_type != CONV_NONE)
|
|
|
8724 vim_free(p);
|
|
|
8725 convert_setup(&conv, enc, p_enc);
|
|
|
8726 if (conv.vc_type != CONV_NONE)
|
|
71
|
8727 rettv->vval.v_string = string_convert(&conv, result_buf, NULL);
|
|
7
|
8728 else
|
|
|
8729 # endif
|
|
71
|
8730 rettv->vval.v_string = vim_strsave(result_buf);
|
|
7
|
8731
|
|
|
8732 # ifdef FEAT_MBYTE
|
|
|
8733 /* Release conversion descriptors */
|
|
|
8734 convert_setup(&conv, NULL, NULL);
|
|
|
8735 vim_free(enc);
|
|
|
8736 # endif
|
|
|
8737 }
|
|
|
8738 }
|
|
|
8739 #endif
|
|
|
8740
|
|
|
8741 /*
|
|
|
8742 * "stridx()" function
|
|
|
8743 */
|
|
|
8744 static void
|
|
71
|
8745 f_stridx(argvars, rettv)
|
|
|
8746 typeval *argvars;
|
|
|
8747 typeval *rettv;
|
|
7
|
8748 {
|
|
|
8749 char_u buf[NUMBUFLEN];
|
|
|
8750 char_u *needle;
|
|
|
8751 char_u *haystack;
|
|
|
8752 char_u *pos;
|
|
|
8753
|
|
71
|
8754 needle = get_tv_string(&argvars[1]);
|
|
|
8755 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
7
|
8756 pos = (char_u *)strstr((char *)haystack, (char *)needle);
|
|
|
8757
|
|
|
8758 if (pos == NULL)
|
|
71
|
8759 rettv->vval.v_number = -1;
|
|
|
8760 else
|
|
|
8761 rettv->vval.v_number = (varnumber_T) (pos - haystack);
|
|
7
|
8762 }
|
|
|
8763
|
|
|
8764 /*
|
|
|
8765 * "strridx()" function
|
|
|
8766 */
|
|
|
8767 static void
|
|
71
|
8768 f_strridx(argvars, rettv)
|
|
|
8769 typeval *argvars;
|
|
|
8770 typeval *rettv;
|
|
7
|
8771 {
|
|
|
8772 char_u buf[NUMBUFLEN];
|
|
|
8773 char_u *needle;
|
|
|
8774 char_u *haystack;
|
|
|
8775 char_u *rest;
|
|
|
8776 char_u *lastmatch = NULL;
|
|
|
8777
|
|
71
|
8778 needle = get_tv_string(&argvars[1]);
|
|
|
8779 haystack = get_tv_string_buf(&argvars[0], buf);
|
|
22
|
8780 if (*needle == NUL)
|
|
|
8781 /* Empty string matches past the end. */
|
|
|
8782 lastmatch = haystack + STRLEN(haystack);
|
|
|
8783 else
|
|
|
8784 for (rest = haystack; *rest != '\0'; ++rest)
|
|
|
8785 {
|
|
|
8786 rest = (char_u *)strstr((char *)rest, (char *)needle);
|
|
|
8787 if (rest == NULL)
|
|
|
8788 break;
|
|
|
8789 lastmatch = rest;
|
|
|
8790 }
|
|
7
|
8791
|
|
|
8792 if (lastmatch == NULL)
|
|
71
|
8793 rettv->vval.v_number = -1;
|
|
|
8794 else
|
|
|
8795 rettv->vval.v_number = (varnumber_T)(lastmatch - haystack);
|
|
56
|
8796 }
|
|
|
8797
|
|
|
8798 /*
|
|
|
8799 * "string()" function
|
|
|
8800 */
|
|
|
8801 static void
|
|
71
|
8802 f_string(argvars, rettv)
|
|
|
8803 typeval *argvars;
|
|
|
8804 typeval *rettv;
|
|
56
|
8805 {
|
|
|
8806 char_u *tofree;
|
|
|
8807
|
|
71
|
8808 rettv->v_type = VAR_STRING;
|
|
|
8809 rettv->vval.v_string = tv2string(&argvars[0], &tofree);
|
|
56
|
8810 if (tofree == NULL)
|
|
71
|
8811 rettv->vval.v_string = vim_strsave(rettv->vval.v_string);
|
|
7
|
8812 }
|
|
|
8813
|
|
|
8814 /*
|
|
|
8815 * "strlen()" function
|
|
|
8816 */
|
|
|
8817 static void
|
|
71
|
8818 f_strlen(argvars, rettv)
|
|
|
8819 typeval *argvars;
|
|
|
8820 typeval *rettv;
|
|
|
8821 {
|
|
|
8822 rettv->vval.v_number = (varnumber_T)(STRLEN(
|
|
|
8823 get_tv_string(&argvars[0])));
|
|
7
|
8824 }
|
|
|
8825
|
|
|
8826 /*
|
|
|
8827 * "strpart()" function
|
|
|
8828 */
|
|
|
8829 static void
|
|
71
|
8830 f_strpart(argvars, rettv)
|
|
|
8831 typeval *argvars;
|
|
|
8832 typeval *rettv;
|
|
7
|
8833 {
|
|
|
8834 char_u *p;
|
|
|
8835 int n;
|
|
|
8836 int len;
|
|
|
8837 int slen;
|
|
|
8838
|
|
71
|
8839 p = get_tv_string(&argvars[0]);
|
|
7
|
8840 slen = (int)STRLEN(p);
|
|
|
8841
|
|
71
|
8842 n = get_tv_number(&argvars[1]);
|
|
56
|
8843 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
71
|
8844 len = get_tv_number(&argvars[2]);
|
|
7
|
8845 else
|
|
|
8846 len = slen - n; /* default len: all bytes that are available. */
|
|
|
8847
|
|
|
8848 /*
|
|
|
8849 * Only return the overlap between the specified part and the actual
|
|
|
8850 * string.
|
|
|
8851 */
|
|
|
8852 if (n < 0)
|
|
|
8853 {
|
|
|
8854 len += n;
|
|
|
8855 n = 0;
|
|
|
8856 }
|
|
|
8857 else if (n > slen)
|
|
|
8858 n = slen;
|
|
|
8859 if (len < 0)
|
|
|
8860 len = 0;
|
|
|
8861 else if (n + len > slen)
|
|
|
8862 len = slen - n;
|
|
|
8863
|
|
71
|
8864 rettv->v_type = VAR_STRING;
|
|
|
8865 rettv->vval.v_string = vim_strnsave(p + n, len);
|
|
7
|
8866 }
|
|
|
8867
|
|
|
8868 /*
|
|
|
8869 * "strtrans()" function
|
|
|
8870 */
|
|
|
8871 static void
|
|
71
|
8872 f_strtrans(argvars, rettv)
|
|
|
8873 typeval *argvars;
|
|
|
8874 typeval *rettv;
|
|
|
8875 {
|
|
|
8876 rettv->v_type = VAR_STRING;
|
|
|
8877 rettv->vval.v_string = transstr(get_tv_string(&argvars[0]));
|
|
7
|
8878 }
|
|
|
8879
|
|
|
8880 /*
|
|
|
8881 * "synID(line, col, trans)" function
|
|
|
8882 */
|
|
|
8883 /*ARGSUSED*/
|
|
|
8884 static void
|
|
71
|
8885 f_synID(argvars, rettv)
|
|
|
8886 typeval *argvars;
|
|
|
8887 typeval *rettv;
|
|
7
|
8888 {
|
|
|
8889 int id = 0;
|
|
|
8890 #ifdef FEAT_SYN_HL
|
|
|
8891 long line;
|
|
|
8892 long col;
|
|
|
8893 int trans;
|
|
|
8894
|
|
71
|
8895 line = get_tv_lnum(argvars);
|
|
|
8896 col = get_tv_number(&argvars[1]) - 1;
|
|
|
8897 trans = get_tv_number(&argvars[2]);
|
|
7
|
8898
|
|
|
8899 if (line >= 1 && line <= curbuf->b_ml.ml_line_count
|
|
|
8900 && col >= 0 && col < (long)STRLEN(ml_get(line)))
|
|
|
8901 id = syn_get_id(line, col, trans);
|
|
|
8902 #endif
|
|
|
8903
|
|
71
|
8904 rettv->vval.v_number = id;
|
|
7
|
8905 }
|
|
|
8906
|
|
|
8907 /*
|
|
|
8908 * "synIDattr(id, what [, mode])" function
|
|
|
8909 */
|
|
|
8910 /*ARGSUSED*/
|
|
|
8911 static void
|
|
71
|
8912 f_synIDattr(argvars, rettv)
|
|
|
8913 typeval *argvars;
|
|
|
8914 typeval *rettv;
|
|
7
|
8915 {
|
|
|
8916 char_u *p = NULL;
|
|
|
8917 #ifdef FEAT_SYN_HL
|
|
|
8918 int id;
|
|
|
8919 char_u *what;
|
|
|
8920 char_u *mode;
|
|
|
8921 char_u modebuf[NUMBUFLEN];
|
|
|
8922 int modec;
|
|
|
8923
|
|
71
|
8924 id = get_tv_number(&argvars[0]);
|
|
|
8925 what = get_tv_string(&argvars[1]);
|
|
56
|
8926 if (argvars[2].v_type != VAR_UNKNOWN)
|
|
|
8927 {
|
|
71
|
8928 mode = get_tv_string_buf(&argvars[2], modebuf);
|
|
7
|
8929 modec = TOLOWER_ASC(mode[0]);
|
|
|
8930 if (modec != 't' && modec != 'c'
|
|
|
8931 #ifdef FEAT_GUI
|
|
|
8932 && modec != 'g'
|
|
|
8933 #endif
|
|
|
8934 )
|
|
|
8935 modec = 0; /* replace invalid with current */
|
|
|
8936 }
|
|
|
8937 else
|
|
|
8938 {
|
|
|
8939 #ifdef FEAT_GUI
|
|
|
8940 if (gui.in_use)
|
|
|
8941 modec = 'g';
|
|
|
8942 else
|
|
|
8943 #endif
|
|
|
8944 if (t_colors > 1)
|
|
|
8945 modec = 'c';
|
|
|
8946 else
|
|
|
8947 modec = 't';
|
|
|
8948 }
|
|
|
8949
|
|
|
8950
|
|
|
8951 switch (TOLOWER_ASC(what[0]))
|
|
|
8952 {
|
|
|
8953 case 'b':
|
|
|
8954 if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
|
|
|
8955 p = highlight_color(id, what, modec);
|
|
|
8956 else /* bold */
|
|
|
8957 p = highlight_has_attr(id, HL_BOLD, modec);
|
|
|
8958 break;
|
|
|
8959
|
|
|
8960 case 'f': /* fg[#] */
|
|
|
8961 p = highlight_color(id, what, modec);
|
|
|
8962 break;
|
|
|
8963
|
|
|
8964 case 'i':
|
|
|
8965 if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
|
|
|
8966 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
8967 else /* italic */
|
|
|
8968 p = highlight_has_attr(id, HL_ITALIC, modec);
|
|
|
8969 break;
|
|
|
8970
|
|
|
8971 case 'n': /* name */
|
|
|
8972 p = get_highlight_name(NULL, id - 1);
|
|
|
8973 break;
|
|
|
8974
|
|
|
8975 case 'r': /* reverse */
|
|
|
8976 p = highlight_has_attr(id, HL_INVERSE, modec);
|
|
|
8977 break;
|
|
|
8978
|
|
|
8979 case 's': /* standout */
|
|
|
8980 p = highlight_has_attr(id, HL_STANDOUT, modec);
|
|
|
8981 break;
|
|
|
8982
|
|
|
8983 case 'u': /* underline */
|
|
|
8984 p = highlight_has_attr(id, HL_UNDERLINE, modec);
|
|
|
8985 break;
|
|
|
8986 }
|
|
|
8987
|
|
|
8988 if (p != NULL)
|
|
|
8989 p = vim_strsave(p);
|
|
|
8990 #endif
|
|
71
|
8991 rettv->v_type = VAR_STRING;
|
|
|
8992 rettv->vval.v_string = p;
|
|
7
|
8993 }
|
|
|
8994
|
|
|
8995 /*
|
|
|
8996 * "synIDtrans(id)" function
|
|
|
8997 */
|
|
|
8998 /*ARGSUSED*/
|
|
|
8999 static void
|
|
71
|
9000 f_synIDtrans(argvars, rettv)
|
|
|
9001 typeval *argvars;
|
|
|
9002 typeval *rettv;
|
|
7
|
9003 {
|
|
|
9004 int id;
|
|
|
9005
|
|
|
9006 #ifdef FEAT_SYN_HL
|
|
71
|
9007 id = get_tv_number(&argvars[0]);
|
|
7
|
9008
|
|
|
9009 if (id > 0)
|
|
|
9010 id = syn_get_final_id(id);
|
|
|
9011 else
|
|
|
9012 #endif
|
|
|
9013 id = 0;
|
|
|
9014
|
|
71
|
9015 rettv->vval.v_number = id;
|
|
7
|
9016 }
|
|
|
9017
|
|
|
9018 /*
|
|
|
9019 * "system()" function
|
|
|
9020 */
|
|
|
9021 static void
|
|
71
|
9022 f_system(argvars, rettv)
|
|
|
9023 typeval *argvars;
|
|
|
9024 typeval *rettv;
|
|
7
|
9025 {
|
|
24
|
9026 char_u *res = NULL;
|
|
7
|
9027 char_u *p;
|
|
24
|
9028 char_u *infile = NULL;
|
|
|
9029 char_u buf[NUMBUFLEN];
|
|
|
9030 int err = FALSE;
|
|
|
9031 FILE *fd;
|
|
|
9032
|
|
56
|
9033 if (argvars[1].v_type != VAR_UNKNOWN)
|
|
24
|
9034 {
|
|
|
9035 /*
|
|
|
9036 * Write the string to a temp file, to be used for input of the shell
|
|
|
9037 * command.
|
|
|
9038 */
|
|
|
9039 if ((infile = vim_tempname('i')) == NULL)
|
|
|
9040 {
|
|
|
9041 EMSG(_(e_notmp));
|
|
|
9042 return;
|
|
|
9043 }
|
|
|
9044
|
|
|
9045 fd = mch_fopen((char *)infile, WRITEBIN);
|
|
|
9046 if (fd == NULL)
|
|
|
9047 {
|
|
|
9048 EMSG2(_(e_notopen), infile);
|
|
|
9049 goto done;
|
|
|
9050 }
|
|
71
|
9051 p = get_tv_string_buf(&argvars[1], buf);
|
|
24
|
9052 if (fwrite(p, STRLEN(p), 1, fd) != 1)
|
|
|
9053 err = TRUE;
|
|
|
9054 if (fclose(fd) != 0)
|
|
|
9055 err = TRUE;
|
|
|
9056 if (err)
|
|
|
9057 {
|
|
|
9058 EMSG(_("E677: Error writing temp file"));
|
|
|
9059 goto done;
|
|
|
9060 }
|
|
|
9061 }
|
|
|
9062
|
|
71
|
9063 res = get_cmd_output(get_tv_string(&argvars[0]), infile, SHELL_SILENT);
|
|
24
|
9064
|
|
7
|
9065 #ifdef USE_CR
|
|
|
9066 /* translate <CR> into <NL> */
|
|
24
|
9067 if (res != NULL)
|
|
7
|
9068 {
|
|
|
9069 char_u *s;
|
|
|
9070
|
|
24
|
9071 for (s = res; *s; ++s)
|
|
7
|
9072 {
|
|
|
9073 if (*s == CAR)
|
|
|
9074 *s = NL;
|
|
|
9075 }
|
|
|
9076 }
|
|
|
9077 #else
|
|
|
9078 # ifdef USE_CRNL
|
|
|
9079 /* translate <CR><NL> into <NL> */
|
|
24
|
9080 if (res != NULL)
|
|
7
|
9081 {
|
|
|
9082 char_u *s, *d;
|
|
|
9083
|
|
24
|
9084 d = res;
|
|
|
9085 for (s = res; *s; ++s)
|
|
7
|
9086 {
|
|
|
9087 if (s[0] == CAR && s[1] == NL)
|
|
|
9088 ++s;
|
|
|
9089 *d++ = *s;
|
|
|
9090 }
|
|
|
9091 *d = NUL;
|
|
|
9092 }
|
|
|
9093 # endif
|
|
|
9094 #endif
|
|
24
|
9095
|
|
|
9096 done:
|
|
|
9097 if (infile != NULL)
|
|
|
9098 {
|
|
|
9099 mch_remove(infile);
|
|
|
9100 vim_free(infile);
|
|
|
9101 }
|
|
71
|
9102 rettv->v_type = VAR_STRING;
|
|
|
9103 rettv->vval.v_string = res;
|
|
7
|
9104 }
|
|
|
9105
|
|
|
9106 /*
|
|
|
9107 * "submatch()" function
|
|
|
9108 */
|
|
|
9109 static void
|
|
71
|
9110 f_submatch(argvars, rettv)
|
|
|
9111 typeval *argvars;
|
|
|
9112 typeval *rettv;
|
|
|
9113 {
|
|
|
9114 rettv->v_type = VAR_STRING;
|
|
|
9115 rettv->vval.v_string = reg_submatch((int)get_tv_number(&argvars[0]));
|
|
7
|
9116 }
|
|
|
9117
|
|
|
9118 /*
|
|
|
9119 * "substitute()" function
|
|
|
9120 */
|
|
|
9121 static void
|
|
71
|
9122 f_substitute(argvars, rettv)
|
|
|
9123 typeval *argvars;
|
|
|
9124 typeval *rettv;
|
|
7
|
9125 {
|
|
|
9126 char_u patbuf[NUMBUFLEN];
|
|
|
9127 char_u subbuf[NUMBUFLEN];
|
|
|
9128 char_u flagsbuf[NUMBUFLEN];
|
|
|
9129
|
|
71
|
9130 rettv->v_type = VAR_STRING;
|
|
|
9131 rettv->vval.v_string = do_string_sub(
|
|
|
9132 get_tv_string(&argvars[0]),
|
|
|
9133 get_tv_string_buf(&argvars[1], patbuf),
|
|
|
9134 get_tv_string_buf(&argvars[2], subbuf),
|
|
|
9135 get_tv_string_buf(&argvars[3], flagsbuf));
|
|
7
|
9136 }
|
|
|
9137
|
|
|
9138 /*
|
|
|
9139 * "tempname()" function
|
|
|
9140 */
|
|
|
9141 /*ARGSUSED*/
|
|
|
9142 static void
|
|
71
|
9143 f_tempname(argvars, rettv)
|
|
|
9144 typeval *argvars;
|
|
|
9145 typeval *rettv;
|
|
7
|
9146 {
|
|
|
9147 static int x = 'A';
|
|
|
9148
|
|
71
|
9149 rettv->v_type = VAR_STRING;
|
|
|
9150 rettv->vval.v_string = vim_tempname(x);
|
|
7
|
9151
|
|
|
9152 /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
|
|
|
9153 * names. Skip 'I' and 'O', they are used for shell redirection. */
|
|
|
9154 do
|
|
|
9155 {
|
|
|
9156 if (x == 'Z')
|
|
|
9157 x = '0';
|
|
|
9158 else if (x == '9')
|
|
|
9159 x = 'A';
|
|
|
9160 else
|
|
|
9161 {
|
|
|
9162 #ifdef EBCDIC
|
|
|
9163 if (x == 'I')
|
|
|
9164 x = 'J';
|
|
|
9165 else if (x == 'R')
|
|
|
9166 x = 'S';
|
|
|
9167 else
|
|
|
9168 #endif
|
|
|
9169 ++x;
|
|
|
9170 }
|
|
|
9171 } while (x == 'I' || x == 'O');
|
|
|
9172 }
|
|
|
9173
|
|
|
9174 /*
|
|
|
9175 * "tolower(string)" function
|
|
|
9176 */
|
|
|
9177 static void
|
|
71
|
9178 f_tolower(argvars, rettv)
|
|
|
9179 typeval *argvars;
|
|
|
9180 typeval *rettv;
|
|
7
|
9181 {
|
|
|
9182 char_u *p;
|
|
|
9183
|
|
71
|
9184 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
9185 rettv->v_type = VAR_STRING;
|
|
|
9186 rettv->vval.v_string = p;
|
|
7
|
9187
|
|
|
9188 if (p != NULL)
|
|
|
9189 while (*p != NUL)
|
|
|
9190 {
|
|
|
9191 #ifdef FEAT_MBYTE
|
|
|
9192 int l;
|
|
|
9193
|
|
|
9194 if (enc_utf8)
|
|
|
9195 {
|
|
|
9196 int c, lc;
|
|
|
9197
|
|
|
9198 c = utf_ptr2char(p);
|
|
|
9199 lc = utf_tolower(c);
|
|
|
9200 l = utf_ptr2len_check(p);
|
|
|
9201 /* TODO: reallocate string when byte count changes. */
|
|
|
9202 if (utf_char2len(lc) == l)
|
|
|
9203 utf_char2bytes(lc, p);
|
|
|
9204 p += l;
|
|
|
9205 }
|
|
|
9206 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
9207 p += l; /* skip multi-byte character */
|
|
|
9208 else
|
|
|
9209 #endif
|
|
|
9210 {
|
|
|
9211 *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
|
|
|
9212 ++p;
|
|
|
9213 }
|
|
|
9214 }
|
|
|
9215 }
|
|
|
9216
|
|
|
9217 /*
|
|
|
9218 * "toupper(string)" function
|
|
|
9219 */
|
|
|
9220 static void
|
|
71
|
9221 f_toupper(argvars, rettv)
|
|
|
9222 typeval *argvars;
|
|
|
9223 typeval *rettv;
|
|
7
|
9224 {
|
|
|
9225 char_u *p;
|
|
|
9226
|
|
71
|
9227 p = vim_strsave(get_tv_string(&argvars[0]));
|
|
|
9228 rettv->v_type = VAR_STRING;
|
|
|
9229 rettv->vval.v_string = p;
|
|
7
|
9230
|
|
|
9231 if (p != NULL)
|
|
|
9232 while (*p != NUL)
|
|
|
9233 {
|
|
|
9234 #ifdef FEAT_MBYTE
|
|
|
9235 int l;
|
|
|
9236
|
|
|
9237 if (enc_utf8)
|
|
|
9238 {
|
|
|
9239 int c, uc;
|
|
|
9240
|
|
|
9241 c = utf_ptr2char(p);
|
|
|
9242 uc = utf_toupper(c);
|
|
|
9243 l = utf_ptr2len_check(p);
|
|
|
9244 /* TODO: reallocate string when byte count changes. */
|
|
|
9245 if (utf_char2len(uc) == l)
|
|
|
9246 utf_char2bytes(uc, p);
|
|
|
9247 p += l;
|
|
|
9248 }
|
|
|
9249 else if (has_mbyte && (l = (*mb_ptr2len_check)(p)) > 1)
|
|
|
9250 p += l; /* skip multi-byte character */
|
|
|
9251 else
|
|
|
9252 #endif
|
|
|
9253 {
|
|
|
9254 *p = TOUPPER_LOC(*p); /* note that toupper() can be a macro */
|
|
|
9255 p++;
|
|
|
9256 }
|
|
|
9257 }
|
|
|
9258 }
|
|
|
9259
|
|
|
9260 /*
|
|
15
|
9261 * "tr(string, fromstr, tostr)" function
|
|
|
9262 */
|
|
|
9263 static void
|
|
71
|
9264 f_tr(argvars, rettv)
|
|
|
9265 typeval *argvars;
|
|
|
9266 typeval *rettv;
|
|
15
|
9267 {
|
|
|
9268 char_u *instr;
|
|
|
9269 char_u *fromstr;
|
|
|
9270 char_u *tostr;
|
|
|
9271 char_u *p;
|
|
|
9272 #ifdef FEAT_MBYTE
|
|
|
9273 int inlen;
|
|
|
9274 int fromlen;
|
|
|
9275 int tolen;
|
|
|
9276 int idx;
|
|
|
9277 char_u *cpstr;
|
|
|
9278 int cplen;
|
|
|
9279 int first = TRUE;
|
|
|
9280 #endif
|
|
|
9281 char_u buf[NUMBUFLEN];
|
|
|
9282 char_u buf2[NUMBUFLEN];
|
|
|
9283 garray_T ga;
|
|
|
9284
|
|
71
|
9285 instr = get_tv_string(&argvars[0]);
|
|
|
9286 fromstr = get_tv_string_buf(&argvars[1], buf);
|
|
|
9287 tostr = get_tv_string_buf(&argvars[2], buf2);
|
|
15
|
9288
|
|
|
9289 /* Default return value: empty string. */
|
|
71
|
9290 rettv->v_type = VAR_STRING;
|
|
|
9291 rettv->vval.v_string = NULL;
|
|
15
|
9292 ga_init2(&ga, (int)sizeof(char), 80);
|
|
|
9293
|
|
|
9294 #ifdef FEAT_MBYTE
|
|
|
9295 if (!has_mbyte)
|
|
|
9296 #endif
|
|
|
9297 /* not multi-byte: fromstr and tostr must be the same length */
|
|
|
9298 if (STRLEN(fromstr) != STRLEN(tostr))
|
|
|
9299 {
|
|
20
|
9300 #ifdef FEAT_MBYTE
|
|
15
|
9301 error:
|
|
20
|
9302 #endif
|
|
15
|
9303 EMSG2(_(e_invarg2), fromstr);
|
|
|
9304 ga_clear(&ga);
|
|
|
9305 return;
|
|
|
9306 }
|
|
|
9307
|
|
|
9308 /* fromstr and tostr have to contain the same number of chars */
|
|
|
9309 while (*instr != NUL)
|
|
|
9310 {
|
|
|
9311 #ifdef FEAT_MBYTE
|
|
|
9312 if (has_mbyte)
|
|
|
9313 {
|
|
|
9314 inlen = mb_ptr2len_check(instr);
|
|
|
9315 cpstr = instr;
|
|
|
9316 cplen = inlen;
|
|
|
9317 idx = 0;
|
|
|
9318 for (p = fromstr; *p != NUL; p += fromlen)
|
|
|
9319 {
|
|
|
9320 fromlen = mb_ptr2len_check(p);
|
|
|
9321 if (fromlen == inlen && STRNCMP(instr, p, inlen) == 0)
|
|
|
9322 {
|
|
|
9323 for (p = tostr; *p != NUL; p += tolen)
|
|
|
9324 {
|
|
|
9325 tolen = mb_ptr2len_check(p);
|
|
|
9326 if (idx-- == 0)
|
|
|
9327 {
|
|
|
9328 cplen = tolen;
|
|
|
9329 cpstr = p;
|
|
|
9330 break;
|
|
|
9331 }
|
|
|
9332 }
|
|
|
9333 if (*p == NUL) /* tostr is shorter than fromstr */
|
|
|
9334 goto error;
|
|
|
9335 break;
|
|
|
9336 }
|
|
|
9337 ++idx;
|
|
|
9338 }
|
|
|
9339
|
|
|
9340 if (first && cpstr == instr)
|
|
|
9341 {
|
|
|
9342 /* Check that fromstr and tostr have the same number of
|
|
|
9343 * (multi-byte) characters. Done only once when a character
|
|
|
9344 * of instr doesn't appear in fromstr. */
|
|
|
9345 first = FALSE;
|
|
|
9346 for (p = tostr; *p != NUL; p += tolen)
|
|
|
9347 {
|
|
|
9348 tolen = mb_ptr2len_check(p);
|
|
|
9349 --idx;
|
|
|
9350 }
|
|
|
9351 if (idx != 0)
|
|
|
9352 goto error;
|
|
|
9353 }
|
|
|
9354
|
|
|
9355 ga_grow(&ga, cplen);
|
|
16
|
9356 mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
|
|
15
|
9357 ga.ga_len += cplen;
|
|
|
9358
|
|
|
9359 instr += inlen;
|
|
|
9360 }
|
|
|
9361 else
|
|
|
9362 #endif
|
|
|
9363 {
|
|
|
9364 /* When not using multi-byte chars we can do it faster. */
|
|
|
9365 p = vim_strchr(fromstr, *instr);
|
|
|
9366 if (p != NULL)
|
|
|
9367 ga_append(&ga, tostr[p - fromstr]);
|
|
|
9368 else
|
|
|
9369 ga_append(&ga, *instr);
|
|
|
9370 ++instr;
|
|
|
9371 }
|
|
|
9372 }
|
|
|
9373
|
|
71
|
9374 rettv->vval.v_string = ga.ga_data;
|
|
15
|
9375 }
|
|
|
9376
|
|
|
9377 /*
|
|
7
|
9378 * "type(expr)" function
|
|
|
9379 */
|
|
|
9380 static void
|
|
71
|
9381 f_type(argvars, rettv)
|
|
|
9382 typeval *argvars;
|
|
|
9383 typeval *rettv;
|
|
56
|
9384 {
|
|
|
9385 if (argvars[0].v_type == VAR_NUMBER)
|
|
71
|
9386 rettv->vval.v_number = 0;
|
|
|
9387 else
|
|
|
9388 rettv->vval.v_number = 1;
|
|
7
|
9389 }
|
|
|
9390
|
|
|
9391 /*
|
|
|
9392 * "virtcol(string)" function
|
|
|
9393 */
|
|
|
9394 static void
|
|
71
|
9395 f_virtcol(argvars, rettv)
|
|
|
9396 typeval *argvars;
|
|
|
9397 typeval *rettv;
|
|
7
|
9398 {
|
|
|
9399 colnr_T vcol = 0;
|
|
|
9400 pos_T *fp;
|
|
|
9401
|
|
|
9402 fp = var2fpos(&argvars[0], FALSE);
|
|
|
9403 if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count)
|
|
|
9404 {
|
|
|
9405 getvvcol(curwin, fp, NULL, NULL, &vcol);
|
|
|
9406 ++vcol;
|
|
|
9407 }
|
|
|
9408
|
|
71
|
9409 rettv->vval.v_number = vcol;
|
|
7
|
9410 }
|
|
|
9411
|
|
|
9412 /*
|
|
|
9413 * "visualmode()" function
|
|
|
9414 */
|
|
|
9415 /*ARGSUSED*/
|
|
|
9416 static void
|
|
71
|
9417 f_visualmode(argvars, rettv)
|
|
|
9418 typeval *argvars;
|
|
|
9419 typeval *rettv;
|
|
7
|
9420 {
|
|
|
9421 #ifdef FEAT_VISUAL
|
|
|
9422 char_u str[2];
|
|
|
9423
|
|
71
|
9424 rettv->v_type = VAR_STRING;
|
|
7
|
9425 str[0] = curbuf->b_visual_mode_eval;
|
|
|
9426 str[1] = NUL;
|
|
71
|
9427 rettv->vval.v_string = vim_strsave(str);
|
|
7
|
9428
|
|
|
9429 /* A non-zero number or non-empty string argument: reset mode. */
|
|
56
|
9430 if ((argvars[0].v_type == VAR_NUMBER
|
|
|
9431 && argvars[0].vval.v_number != 0)
|
|
|
9432 || (argvars[0].v_type == VAR_STRING
|
|
71
|
9433 && *get_tv_string(&argvars[0]) != NUL))
|
|
7
|
9434 curbuf->b_visual_mode_eval = NUL;
|
|
|
9435 #else
|
|
71
|
9436 rettv->vval.v_number = 0; /* return anything, it won't work anyway */
|
|
7
|
9437 #endif
|
|
|
9438 }
|
|
|
9439
|
|
|
9440 /*
|
|
|
9441 * "winbufnr(nr)" function
|
|
|
9442 */
|
|
|
9443 static void
|
|
71
|
9444 f_winbufnr(argvars, rettv)
|
|
|
9445 typeval *argvars;
|
|
|
9446 typeval *rettv;
|
|
7
|
9447 {
|
|
|
9448 win_T *wp;
|
|
|
9449
|
|
|
9450 wp = find_win_by_nr(&argvars[0]);
|
|
|
9451 if (wp == NULL)
|
|
71
|
9452 rettv->vval.v_number = -1;
|
|
|
9453 else
|
|
|
9454 rettv->vval.v_number = wp->w_buffer->b_fnum;
|
|
7
|
9455 }
|
|
|
9456
|
|
|
9457 /*
|
|
|
9458 * "wincol()" function
|
|
|
9459 */
|
|
|
9460 /*ARGSUSED*/
|
|
|
9461 static void
|
|
71
|
9462 f_wincol(argvars, rettv)
|
|
|
9463 typeval *argvars;
|
|
|
9464 typeval *rettv;
|
|
7
|
9465 {
|
|
|
9466 validate_cursor();
|
|
71
|
9467 rettv->vval.v_number = curwin->w_wcol + 1;
|
|
7
|
9468 }
|
|
|
9469
|
|
|
9470 /*
|
|
|
9471 * "winheight(nr)" function
|
|
|
9472 */
|
|
|
9473 static void
|
|
71
|
9474 f_winheight(argvars, rettv)
|
|
|
9475 typeval *argvars;
|
|
|
9476 typeval *rettv;
|
|
7
|
9477 {
|
|
|
9478 win_T *wp;
|
|
|
9479
|
|
|
9480 wp = find_win_by_nr(&argvars[0]);
|
|
|
9481 if (wp == NULL)
|
|
71
|
9482 rettv->vval.v_number = -1;
|
|
|
9483 else
|
|
|
9484 rettv->vval.v_number = wp->w_height;
|
|
7
|
9485 }
|
|
|
9486
|
|
|
9487 /*
|
|
|
9488 * "winline()" function
|
|
|
9489 */
|
|
|
9490 /*ARGSUSED*/
|
|
|
9491 static void
|
|
71
|
9492 f_winline(argvars, rettv)
|
|
|
9493 typeval *argvars;
|
|
|
9494 typeval *rettv;
|
|
7
|
9495 {
|
|
|
9496 validate_cursor();
|
|
71
|
9497 rettv->vval.v_number = curwin->w_wrow + 1;
|
|
7
|
9498 }
|
|
|
9499
|
|
|
9500 /*
|
|
|
9501 * "winnr()" function
|
|
|
9502 */
|
|
|
9503 /* ARGSUSED */
|
|
|
9504 static void
|
|
71
|
9505 f_winnr(argvars, rettv)
|
|
|
9506 typeval *argvars;
|
|
|
9507 typeval *rettv;
|
|
7
|
9508 {
|
|
|
9509 int nr = 1;
|
|
|
9510 #ifdef FEAT_WINDOWS
|
|
|
9511 win_T *wp;
|
|
20
|
9512 win_T *twin = curwin;
|
|
|
9513 char_u *arg;
|
|
|
9514
|
|
56
|
9515 if (argvars[0].v_type != VAR_UNKNOWN)
|
|
|
9516 {
|
|
71
|
9517 arg = get_tv_string(&argvars[0]);
|
|
20
|
9518 if (STRCMP(arg, "$") == 0)
|
|
|
9519 twin = lastwin;
|
|
|
9520 else if (STRCMP(arg, "#") == 0)
|
|
|
9521 {
|
|
|
9522 twin = prevwin;
|
|
|
9523 if (prevwin == NULL)
|
|
|
9524 nr = 0;
|
|
|
9525 }
|
|
|
9526 else
|
|
|
9527 {
|
|
|
9528 EMSG2(_(e_invexpr2), arg);
|
|
|
9529 nr = 0;
|
|
|
9530 }
|
|
|
9531 }
|
|
|
9532
|
|
|
9533 if (nr > 0)
|
|
|
9534 for (wp = firstwin; wp != twin; wp = wp->w_next)
|
|
|
9535 ++nr;
|
|
7
|
9536 #endif
|
|
71
|
9537 rettv->vval.v_number = nr;
|
|
7
|
9538 }
|
|
|
9539
|
|
|
9540 /*
|
|
|
9541 * "winrestcmd()" function
|
|
|
9542 */
|
|
|
9543 /* ARGSUSED */
|
|
|
9544 static void
|
|
71
|
9545 f_winrestcmd(argvars, rettv)
|
|
|
9546 typeval *argvars;
|
|
|
9547 typeval *rettv;
|
|
7
|
9548 {
|
|
|
9549 #ifdef FEAT_WINDOWS
|
|
|
9550 win_T *wp;
|
|
|
9551 int winnr = 1;
|
|
|
9552 garray_T ga;
|
|
|
9553 char_u buf[50];
|
|
|
9554
|
|
|
9555 ga_init2(&ga, (int)sizeof(char), 70);
|
|
|
9556 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
9557 {
|
|
|
9558 sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
|
|
|
9559 ga_concat(&ga, buf);
|
|
|
9560 # ifdef FEAT_VERTSPLIT
|
|
|
9561 sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
|
|
|
9562 ga_concat(&ga, buf);
|
|
|
9563 # endif
|
|
|
9564 ++winnr;
|
|
|
9565 }
|
|
21
|
9566 ga_append(&ga, NUL);
|
|
7
|
9567
|
|
71
|
9568 rettv->vval.v_string = ga.ga_data;
|
|
7
|
9569 #else
|
|
71
|
9570 rettv->vval.v_string = NULL;
|
|
|
9571 #endif
|
|
|
9572 rettv->v_type = VAR_STRING;
|
|
7
|
9573 }
|
|
|
9574
|
|
|
9575 /*
|
|
|
9576 * "winwidth(nr)" function
|
|
|
9577 */
|
|
|
9578 static void
|
|
71
|
9579 f_winwidth(argvars, rettv)
|
|
|
9580 typeval *argvars;
|
|
|
9581 typeval *rettv;
|
|
7
|
9582 {
|
|
|
9583 win_T *wp;
|
|
|
9584
|
|
|
9585 wp = find_win_by_nr(&argvars[0]);
|
|
|
9586 if (wp == NULL)
|
|
71
|
9587 rettv->vval.v_number = -1;
|
|
7
|
9588 else
|
|
|
9589 #ifdef FEAT_VERTSPLIT
|
|
71
|
9590 rettv->vval.v_number = wp->w_width;
|
|
7
|
9591 #else
|
|
71
|
9592 rettv->vval.v_number = Columns;
|
|
7
|
9593 #endif
|
|
|
9594 }
|
|
|
9595
|
|
|
9596 static win_T *
|
|
|
9597 find_win_by_nr(vp)
|
|
56
|
9598 typeval *vp;
|
|
7
|
9599 {
|
|
|
9600 #ifdef FEAT_WINDOWS
|
|
|
9601 win_T *wp;
|
|
|
9602 #endif
|
|
|
9603 int nr;
|
|
|
9604
|
|
71
|
9605 nr = get_tv_number(vp);
|
|
7
|
9606
|
|
|
9607 #ifdef FEAT_WINDOWS
|
|
|
9608 if (nr == 0)
|
|
|
9609 return curwin;
|
|
|
9610
|
|
|
9611 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
9612 if (--nr <= 0)
|
|
|
9613 break;
|
|
|
9614 return wp;
|
|
|
9615 #else
|
|
|
9616 if (nr == 0 || nr == 1)
|
|
|
9617 return curwin;
|
|
|
9618 return NULL;
|
|
|
9619 #endif
|
|
|
9620 }
|
|
|
9621
|
|
|
9622 /*
|
|
|
9623 * Translate a String variable into a position.
|
|
|
9624 */
|
|
|
9625 static pos_T *
|
|
|
9626 var2fpos(varp, lnum)
|
|
56
|
9627 typeval *varp;
|
|
7
|
9628 int lnum; /* TRUE when $ is last line */
|
|
|
9629 {
|
|
|
9630 char_u *name;
|
|
|
9631 static pos_T pos;
|
|
|
9632 pos_T *pp;
|
|
|
9633
|
|
71
|
9634 name = get_tv_string(varp);
|
|
7
|
9635 if (name[0] == '.') /* cursor */
|
|
|
9636 return &curwin->w_cursor;
|
|
|
9637 if (name[0] == '\'') /* mark */
|
|
|
9638 {
|
|
|
9639 pp = getmark(name[1], FALSE);
|
|
|
9640 if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
|
|
|
9641 return NULL;
|
|
|
9642 return pp;
|
|
|
9643 }
|
|
|
9644 if (name[0] == '$') /* last column or line */
|
|
|
9645 {
|
|
|
9646 if (lnum)
|
|
|
9647 {
|
|
|
9648 pos.lnum = curbuf->b_ml.ml_line_count;
|
|
|
9649 pos.col = 0;
|
|
|
9650 }
|
|
|
9651 else
|
|
|
9652 {
|
|
|
9653 pos.lnum = curwin->w_cursor.lnum;
|
|
|
9654 pos.col = (colnr_T)STRLEN(ml_get_curline());
|
|
|
9655 }
|
|
|
9656 return &pos;
|
|
|
9657 }
|
|
|
9658 return NULL;
|
|
|
9659 }
|
|
|
9660
|
|
|
9661 /*
|
|
|
9662 * Get the length of an environment variable name.
|
|
|
9663 * Advance "arg" to the first character after the name.
|
|
|
9664 * Return 0 for error.
|
|
|
9665 */
|
|
|
9666 static int
|
|
|
9667 get_env_len(arg)
|
|
|
9668 char_u **arg;
|
|
|
9669 {
|
|
|
9670 char_u *p;
|
|
|
9671 int len;
|
|
|
9672
|
|
|
9673 for (p = *arg; vim_isIDc(*p); ++p)
|
|
|
9674 ;
|
|
|
9675 if (p == *arg) /* no name found */
|
|
|
9676 return 0;
|
|
|
9677
|
|
|
9678 len = (int)(p - *arg);
|
|
|
9679 *arg = p;
|
|
|
9680 return len;
|
|
|
9681 }
|
|
|
9682
|
|
|
9683 /*
|
|
|
9684 * Get the length of the name of a function or internal variable.
|
|
|
9685 * "arg" is advanced to the first non-white character after the name.
|
|
|
9686 * Return 0 if something is wrong.
|
|
|
9687 */
|
|
|
9688 static int
|
|
|
9689 get_id_len(arg)
|
|
|
9690 char_u **arg;
|
|
|
9691 {
|
|
|
9692 char_u *p;
|
|
|
9693 int len;
|
|
|
9694
|
|
|
9695 /* Find the end of the name. */
|
|
|
9696 for (p = *arg; eval_isnamec(*p); ++p)
|
|
|
9697 ;
|
|
|
9698 if (p == *arg) /* no name found */
|
|
|
9699 return 0;
|
|
|
9700
|
|
|
9701 len = (int)(p - *arg);
|
|
|
9702 *arg = skipwhite(p);
|
|
|
9703
|
|
|
9704 return len;
|
|
|
9705 }
|
|
|
9706
|
|
|
9707 /*
|
|
|
9708 * Get the length of the name of a function.
|
|
|
9709 * "arg" is advanced to the first non-white character after the name.
|
|
|
9710 * Return 0 if something is wrong.
|
|
|
9711 * If the name contains 'magic' {}'s, expand them and return the
|
|
|
9712 * expanded name in an allocated string via 'alias' - caller must free.
|
|
|
9713 */
|
|
|
9714 static int
|
|
|
9715 get_func_len(arg, alias, evaluate)
|
|
|
9716 char_u **arg;
|
|
|
9717 char_u **alias;
|
|
|
9718 int evaluate;
|
|
|
9719 {
|
|
|
9720 int len;
|
|
|
9721 char_u *p;
|
|
|
9722 char_u *expr_start;
|
|
|
9723 char_u *expr_end;
|
|
|
9724
|
|
|
9725 *alias = NULL; /* default to no alias */
|
|
|
9726
|
|
|
9727 if ((*arg)[0] == K_SPECIAL && (*arg)[1] == KS_EXTRA
|
|
|
9728 && (*arg)[2] == (int)KE_SNR)
|
|
|
9729 {
|
|
|
9730 /* hard coded <SNR>, already translated */
|
|
|
9731 *arg += 3;
|
|
|
9732 return get_id_len(arg) + 3;
|
|
|
9733 }
|
|
|
9734 len = eval_fname_script(*arg);
|
|
|
9735 if (len > 0)
|
|
|
9736 {
|
|
|
9737 /* literal "<SID>", "s:" or "<SNR>" */
|
|
|
9738 *arg += len;
|
|
|
9739 }
|
|
|
9740
|
|
|
9741 /*
|
|
71
|
9742 * Find the end of the name; check for {} construction.
|
|
7
|
9743 */
|
|
71
|
9744 p = find_name_end(*arg, &expr_start, &expr_end, FALSE);
|
|
7
|
9745 if (expr_start != NULL)
|
|
|
9746 {
|
|
|
9747 char_u *temp_string;
|
|
|
9748
|
|
|
9749 if (!evaluate)
|
|
|
9750 {
|
|
|
9751 len += (int)(p - *arg);
|
|
|
9752 *arg = skipwhite(p);
|
|
|
9753 return len;
|
|
|
9754 }
|
|
|
9755
|
|
|
9756 /*
|
|
|
9757 * Include any <SID> etc in the expanded string:
|
|
|
9758 * Thus the -len here.
|
|
|
9759 */
|
|
|
9760 temp_string = make_expanded_name(*arg - len, expr_start, expr_end, p);
|
|
|
9761 if (temp_string == NULL)
|
|
|
9762 return 0;
|
|
|
9763 *alias = temp_string;
|
|
|
9764 *arg = skipwhite(p);
|
|
|
9765 return (int)STRLEN(temp_string);
|
|
|
9766 }
|
|
|
9767
|
|
|
9768 len += get_id_len(arg);
|
|
|
9769 if (len == 0)
|
|
|
9770 EMSG2(_(e_invexpr2), *arg);
|
|
|
9771
|
|
|
9772 return len;
|
|
|
9773 }
|
|
|
9774
|
|
71
|
9775 /*
|
|
|
9776 * Find the end of a variable or function name, taking care of magic braces.
|
|
|
9777 * If "expr_start" is not NULL then "expr_start" and "expr_end" are set to the
|
|
|
9778 * start and end of the first magic braces item.
|
|
|
9779 * Return a pointer to just after the name. Equal to "arg" if there is no
|
|
|
9780 * valid name.
|
|
|
9781 */
|
|
7
|
9782 static char_u *
|
|
71
|
9783 find_name_end(arg, expr_start, expr_end, incl_br)
|
|
7
|
9784 char_u *arg;
|
|
|
9785 char_u **expr_start;
|
|
|
9786 char_u **expr_end;
|
|
71
|
9787 int incl_br; /* Include [] indexes */
|
|
|
9788 {
|
|
|
9789 int mb_nest = 0;
|
|
|
9790 int br_nest = 0;
|
|
7
|
9791 char_u *p;
|
|
|
9792
|
|
71
|
9793 if (expr_start != NULL)
|
|
|
9794 {
|
|
|
9795 *expr_start = NULL;
|
|
|
9796 *expr_end = NULL;
|
|
|
9797 }
|
|
|
9798
|
|
|
9799 for (p = arg; *p != NUL
|
|
|
9800 && (eval_isnamec(*p)
|
|
|
9801 || (*p == '[' && incl_br)
|
|
|
9802 || mb_nest != 0
|
|
|
9803 || br_nest != 0); ++p)
|
|
|
9804 {
|
|
|
9805 if (mb_nest == 0)
|
|
|
9806 {
|
|
|
9807 if (*p == '[')
|
|
|
9808 ++br_nest;
|
|
|
9809 else if (*p == ']')
|
|
|
9810 --br_nest;
|
|
|
9811 }
|
|
|
9812 if (br_nest == 0)
|
|
|
9813 {
|
|
|
9814 if (*p == '{')
|
|
|
9815 {
|
|
|
9816 mb_nest++;
|
|
|
9817 if (expr_start != NULL && *expr_start == NULL)
|
|
|
9818 *expr_start = p;
|
|
|
9819 }
|
|
|
9820 else if (*p == '}')
|
|
|
9821 {
|
|
|
9822 mb_nest--;
|
|
|
9823 if (expr_start != NULL && mb_nest == 0 && *expr_end == NULL)
|
|
|
9824 *expr_end = p;
|
|
|
9825 }
|
|
|
9826 }
|
|
7
|
9827 }
|
|
|
9828
|
|
|
9829 return p;
|
|
|
9830 }
|
|
|
9831
|
|
|
9832 /*
|
|
|
9833 * Return TRUE if character "c" can be used in a variable or function name.
|
|
|
9834 */
|
|
|
9835 static int
|
|
|
9836 eval_isnamec(c)
|
|
|
9837 int c;
|
|
|
9838 {
|
|
71
|
9839 return (ASCII_ISALNUM(c) || c == '_' || c == ':' || c == '{' || c == '}');
|
|
7
|
9840 }
|
|
|
9841
|
|
|
9842 /*
|
|
|
9843 * Find a v: variable.
|
|
|
9844 * Return it's index, or -1 if not found.
|
|
|
9845 */
|
|
|
9846 static int
|
|
|
9847 find_vim_var(name, len)
|
|
|
9848 char_u *name;
|
|
|
9849 int len; /* length of "name" */
|
|
|
9850 {
|
|
|
9851 char_u *vname;
|
|
|
9852 int vlen;
|
|
|
9853 int i;
|
|
|
9854
|
|
|
9855 /*
|
|
|
9856 * Ignore "v:" for old built-in variables, require it for new ones.
|
|
|
9857 */
|
|
|
9858 if (name[0] == 'v' && name[1] == ':')
|
|
|
9859 {
|
|
|
9860 vname = name + 2;
|
|
|
9861 vlen = len - 2;
|
|
|
9862 }
|
|
|
9863 else
|
|
|
9864 {
|
|
|
9865 vname = name;
|
|
|
9866 vlen = len;
|
|
|
9867 }
|
|
|
9868 for (i = 0; i < VV_LEN; ++i)
|
|
|
9869 if (vlen == vimvars[i].len && STRCMP(vname, vimvars[i].name) == 0
|
|
|
9870 && ((vimvars[i].flags & VV_COMPAT) || vname != name))
|
|
|
9871 return i;
|
|
|
9872 return -1;
|
|
|
9873 }
|
|
|
9874
|
|
|
9875 /*
|
|
|
9876 * Set number v: variable to "val".
|
|
|
9877 */
|
|
|
9878 void
|
|
|
9879 set_vim_var_nr(idx, val)
|
|
|
9880 int idx;
|
|
|
9881 long val;
|
|
|
9882 {
|
|
|
9883 vimvars[idx].val = (char_u *)val;
|
|
|
9884 }
|
|
|
9885
|
|
|
9886 /*
|
|
|
9887 * Get number v: variable value;
|
|
|
9888 */
|
|
|
9889 long
|
|
|
9890 get_vim_var_nr(idx)
|
|
|
9891 int idx;
|
|
|
9892 {
|
|
|
9893 return (long)vimvars[idx].val;
|
|
|
9894 }
|
|
|
9895
|
|
|
9896 /*
|
|
|
9897 * Set v:count, v:count1 and v:prevcount.
|
|
|
9898 */
|
|
|
9899 void
|
|
|
9900 set_vcount(count, count1)
|
|
|
9901 long count;
|
|
|
9902 long count1;
|
|
|
9903 {
|
|
|
9904 vimvars[VV_PREVCOUNT].val = vimvars[VV_COUNT].val;
|
|
|
9905 vimvars[VV_COUNT].val = (char_u *)count;
|
|
|
9906 vimvars[VV_COUNT1].val = (char_u *)count1;
|
|
|
9907 }
|
|
|
9908
|
|
|
9909 /*
|
|
|
9910 * Set string v: variable to a copy of "val".
|
|
|
9911 */
|
|
|
9912 void
|
|
|
9913 set_vim_var_string(idx, val, len)
|
|
|
9914 int idx;
|
|
|
9915 char_u *val;
|
|
|
9916 int len; /* length of "val" to use or -1 (whole string) */
|
|
|
9917 {
|
|
|
9918 vim_free(vimvars[idx].val);
|
|
|
9919 if (val == NULL)
|
|
|
9920 vimvars[idx].val = NULL;
|
|
|
9921 else if (len == -1)
|
|
|
9922 vimvars[idx].val = vim_strsave(val);
|
|
|
9923 else
|
|
|
9924 vimvars[idx].val = vim_strnsave(val, len);
|
|
|
9925 }
|
|
|
9926
|
|
|
9927 /*
|
|
|
9928 * Set v:register if needed.
|
|
|
9929 */
|
|
|
9930 void
|
|
|
9931 set_reg_var(c)
|
|
|
9932 int c;
|
|
|
9933 {
|
|
|
9934 char_u regname;
|
|
|
9935
|
|
|
9936 if (c == 0 || c == ' ')
|
|
|
9937 regname = '"';
|
|
|
9938 else
|
|
|
9939 regname = c;
|
|
|
9940 /* Avoid free/alloc when the value is already right. */
|
|
|
9941 if (vimvars[VV_REG].val == NULL || vimvars[VV_REG].val[0] != c)
|
|
|
9942 set_vim_var_string(VV_REG, ®name, 1);
|
|
|
9943 }
|
|
|
9944
|
|
|
9945 /*
|
|
|
9946 * Get or set v:exception. If "oldval" == NULL, return the current value.
|
|
|
9947 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
9948 * Must always be called in pairs to save and restore v:exception! Does not
|
|
|
9949 * take care of memory allocations.
|
|
|
9950 */
|
|
|
9951 char_u *
|
|
|
9952 v_exception(oldval)
|
|
|
9953 char_u *oldval;
|
|
|
9954 {
|
|
|
9955 if (oldval == NULL)
|
|
|
9956 return vimvars[VV_EXCEPTION].val;
|
|
|
9957
|
|
|
9958 vimvars[VV_EXCEPTION].val = oldval;
|
|
|
9959 return NULL;
|
|
|
9960 }
|
|
|
9961
|
|
|
9962 /*
|
|
|
9963 * Get or set v:throwpoint. If "oldval" == NULL, return the current value.
|
|
|
9964 * Otherwise, restore the value to "oldval" and return NULL.
|
|
|
9965 * Must always be called in pairs to save and restore v:throwpoint! Does not
|
|
|
9966 * take care of memory allocations.
|
|
|
9967 */
|
|
|
9968 char_u *
|
|
|
9969 v_throwpoint(oldval)
|
|
|
9970 char_u *oldval;
|
|
|
9971 {
|
|
|
9972 if (oldval == NULL)
|
|
|
9973 return vimvars[VV_THROWPOINT].val;
|
|
|
9974
|
|
|
9975 vimvars[VV_THROWPOINT].val = oldval;
|
|
|
9976 return NULL;
|
|
|
9977 }
|
|
|
9978
|
|
|
9979 #if defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
|
9980 /*
|
|
|
9981 * Set v:cmdarg.
|
|
|
9982 * If "eap" != NULL, use "eap" to generate the value and return the old value.
|
|
|
9983 * If "oldarg" != NULL, restore the value to "oldarg" and return NULL.
|
|
|
9984 * Must always be called in pairs!
|
|
|
9985 */
|
|
|
9986 char_u *
|
|
|
9987 set_cmdarg(eap, oldarg)
|
|
|
9988 exarg_T *eap;
|
|
|
9989 char_u *oldarg;
|
|
|
9990 {
|
|
|
9991 char_u *oldval;
|
|
|
9992 char_u *newval;
|
|
|
9993 unsigned len;
|
|
|
9994
|
|
|
9995 oldval = vimvars[VV_CMDARG].val;
|
|
26
|
9996 if (eap == NULL)
|
|
|
9997 {
|
|
|
9998 vim_free(oldval);
|
|
|
9999 vimvars[VV_CMDARG].val = oldarg;
|
|
|
10000 return NULL;
|
|
|
10001 }
|
|
|
10002
|
|
|
10003 if (eap->force_bin == FORCE_BIN)
|
|
|
10004 len = 6;
|
|
|
10005 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
10006 len = 8;
|
|
|
10007 else
|
|
|
10008 len = 0;
|
|
|
10009 if (eap->force_ff != 0)
|
|
|
10010 len += (unsigned)STRLEN(eap->cmd + eap->force_ff) + 6;
|
|
7
|
10011 # ifdef FEAT_MBYTE
|
|
26
|
10012 if (eap->force_enc != 0)
|
|
|
10013 len += (unsigned)STRLEN(eap->cmd + eap->force_enc) + 7;
|
|
7
|
10014 # endif
|
|
|
10015
|
|
26
|
10016 newval = alloc(len + 1);
|
|
|
10017 if (newval == NULL)
|
|
|
10018 return NULL;
|
|
|
10019
|
|
|
10020 if (eap->force_bin == FORCE_BIN)
|
|
|
10021 sprintf((char *)newval, " ++bin");
|
|
|
10022 else if (eap->force_bin == FORCE_NOBIN)
|
|
|
10023 sprintf((char *)newval, " ++nobin");
|
|
|
10024 else
|
|
|
10025 *newval = NUL;
|
|
|
10026 if (eap->force_ff != 0)
|
|
|
10027 sprintf((char *)newval + STRLEN(newval), " ++ff=%s",
|
|
|
10028 eap->cmd + eap->force_ff);
|
|
7
|
10029 # ifdef FEAT_MBYTE
|
|
26
|
10030 if (eap->force_enc != 0)
|
|
|
10031 sprintf((char *)newval + STRLEN(newval), " ++enc=%s",
|
|
|
10032 eap->cmd + eap->force_enc);
|
|
7
|
10033 # endif
|
|
26
|
10034 vimvars[VV_CMDARG].val = newval;
|
|
|
10035 return oldval;
|
|
7
|
10036 }
|
|
|
10037 #endif
|
|
|
10038
|
|
|
10039 /*
|
|
|
10040 * Get the value of internal variable "name".
|
|
|
10041 * Return OK or FAIL.
|
|
|
10042 */
|
|
|
10043 static int
|
|
71
|
10044 get_var_tv(name, len, rettv)
|
|
7
|
10045 char_u *name;
|
|
|
10046 int len; /* length of "name" */
|
|
71
|
10047 typeval *rettv; /* NULL when only checking existence */
|
|
7
|
10048 {
|
|
|
10049 int ret = OK;
|
|
56
|
10050 typeval tv;
|
|
7
|
10051 VAR v;
|
|
|
10052 int cc;
|
|
|
10053 int i;
|
|
|
10054
|
|
56
|
10055 tv.v_type = VAR_UNKNOWN;
|
|
|
10056
|
|
7
|
10057 /* truncate the name, so that we can use strcmp() */
|
|
|
10058 cc = name[len];
|
|
|
10059 name[len] = NUL;
|
|
|
10060
|
|
|
10061 /*
|
|
|
10062 * Check for "b:changedtick".
|
|
|
10063 */
|
|
|
10064 if (STRCMP(name, "b:changedtick") == 0)
|
|
|
10065 {
|
|
56
|
10066 tv.v_type = VAR_NUMBER;
|
|
|
10067 tv.vval.v_number = curbuf->b_changedtick;
|
|
7
|
10068 }
|
|
|
10069
|
|
|
10070 /*
|
|
|
10071 * Check for built-in v: variables.
|
|
|
10072 */
|
|
|
10073 else if ((i = find_vim_var(name, len)) >= 0)
|
|
|
10074 {
|
|
56
|
10075 tv.v_type = vimvars[i].type;
|
|
|
10076 if (tv.v_type == VAR_NUMBER)
|
|
|
10077 tv.vval.v_number = (long)vimvars[i].val;
|
|
|
10078 else
|
|
|
10079 tv.vval.v_string = vimvars[i].val;
|
|
7
|
10080 }
|
|
|
10081
|
|
|
10082 /*
|
|
|
10083 * Check for user-defined variables.
|
|
|
10084 */
|
|
|
10085 else
|
|
|
10086 {
|
|
|
10087 v = find_var(name, FALSE);
|
|
|
10088 if (v != NULL)
|
|
56
|
10089 tv = v->tv;
|
|
|
10090 }
|
|
|
10091
|
|
|
10092 if (tv.v_type == VAR_UNKNOWN)
|
|
7
|
10093 {
|
|
71
|
10094 if (rettv != NULL)
|
|
|
10095 EMSG2(_(e_undefvar), name);
|
|
7
|
10096 ret = FAIL;
|
|
|
10097 }
|
|
71
|
10098 else if (rettv != NULL)
|
|
|
10099 copy_tv(&tv, rettv);
|
|
7
|
10100
|
|
|
10101 name[len] = cc;
|
|
|
10102
|
|
|
10103 return ret;
|
|
|
10104 }
|
|
|
10105
|
|
|
10106 /*
|
|
56
|
10107 * Allocate memory for a variable type-value, and make it emtpy (0 or NULL
|
|
|
10108 * value).
|
|
|
10109 */
|
|
|
10110 static typeval *
|
|
71
|
10111 alloc_tv()
|
|
56
|
10112 {
|
|
|
10113 return (typeval *)alloc_clear((unsigned)sizeof(typeval));
|
|
|
10114 }
|
|
|
10115
|
|
|
10116 /*
|
|
|
10117 * Allocate memory for a variable type-value, and assign a string to it.
|
|
7
|
10118 * The string "s" must have been allocated, it is consumed.
|
|
|
10119 * Return NULL for out of memory, the variable otherwise.
|
|
|
10120 */
|
|
56
|
10121 static typeval *
|
|
71
|
10122 alloc_string_tv(s)
|
|
7
|
10123 char_u *s;
|
|
|
10124 {
|
|
71
|
10125 typeval *rettv;
|
|
|
10126
|
|
|
10127 rettv = alloc_tv();
|
|
|
10128 if (rettv != NULL)
|
|
|
10129 {
|
|
|
10130 rettv->v_type = VAR_STRING;
|
|
|
10131 rettv->vval.v_string = s;
|
|
7
|
10132 }
|
|
|
10133 else
|
|
|
10134 vim_free(s);
|
|
71
|
10135 return rettv;
|
|
7
|
10136 }
|
|
|
10137
|
|
|
10138 /*
|
|
56
|
10139 * Free the memory for a variable type-value.
|
|
|
10140 */
|
|
|
10141 static void
|
|
71
|
10142 free_tv(varp)
|
|
56
|
10143 typeval *varp;
|
|
7
|
10144 {
|
|
|
10145 if (varp != NULL)
|
|
|
10146 {
|
|
56
|
10147 switch (varp->v_type)
|
|
|
10148 {
|
|
|
10149 case VAR_STRING:
|
|
|
10150 case VAR_FUNC:
|
|
|
10151 vim_free(varp->vval.v_string);
|
|
|
10152 break;
|
|
|
10153 case VAR_LIST:
|
|
|
10154 list_unref(varp->vval.v_list);
|
|
|
10155 break;
|
|
|
10156 default:
|
|
|
10157 break;
|
|
|
10158 }
|
|
7
|
10159 vim_free(varp);
|
|
|
10160 }
|
|
|
10161 }
|
|
|
10162
|
|
|
10163 /*
|
|
|
10164 * Free the memory for a variable value and set the value to NULL or 0.
|
|
|
10165 */
|
|
|
10166 static void
|
|
71
|
10167 clear_tv(varp)
|
|
56
|
10168 typeval *varp;
|
|
7
|
10169 {
|
|
|
10170 if (varp != NULL)
|
|
|
10171 {
|
|
56
|
10172 switch (varp->v_type)
|
|
|
10173 {
|
|
|
10174 case VAR_STRING:
|
|
|
10175 case VAR_FUNC:
|
|
|
10176 vim_free(varp->vval.v_string);
|
|
|
10177 varp->vval.v_string = NULL;
|
|
|
10178 break;
|
|
|
10179 case VAR_LIST:
|
|
|
10180 list_unref(varp->vval.v_list);
|
|
|
10181 break;
|
|
71
|
10182 case VAR_NUMBER:
|
|
56
|
10183 varp->vval.v_number = 0;
|
|
|
10184 break;
|
|
71
|
10185 case VAR_UNKNOWN:
|
|
|
10186 break;
|
|
|
10187 default:
|
|
|
10188 EMSG2(_(e_intern2), "clear_tv()");
|
|
|
10189 }
|
|
|
10190 }
|
|
|
10191 }
|
|
|
10192
|
|
|
10193 /*
|
|
|
10194 * Set the value of a variable to NULL without freeing items.
|
|
|
10195 */
|
|
|
10196 static void
|
|
|
10197 init_tv(varp)
|
|
|
10198 typeval *varp;
|
|
|
10199 {
|
|
|
10200 if (varp != NULL)
|
|
|
10201 vim_memset(varp, 0, sizeof(typeval));
|
|
7
|
10202 }
|
|
|
10203
|
|
|
10204 /*
|
|
|
10205 * Get the number value of a variable.
|
|
|
10206 * If it is a String variable, uses vim_str2nr().
|
|
|
10207 */
|
|
|
10208 static long
|
|
71
|
10209 get_tv_number(varp)
|
|
56
|
10210 typeval *varp;
|
|
|
10211 {
|
|
|
10212 long n = 0L;
|
|
|
10213
|
|
|
10214 switch (varp->v_type)
|
|
|
10215 {
|
|
|
10216 case VAR_NUMBER:
|
|
|
10217 n = (long)(varp->vval.v_number);
|
|
|
10218 break;
|
|
|
10219 case VAR_FUNC:
|
|
|
10220 EMSG(_("E999: Using function reference as a number"));
|
|
|
10221 break;
|
|
|
10222 case VAR_STRING:
|
|
|
10223 if (varp->vval.v_string != NULL)
|
|
|
10224 vim_str2nr(varp->vval.v_string, NULL, NULL,
|
|
|
10225 TRUE, TRUE, &n, NULL);
|
|
|
10226 break;
|
|
|
10227 default:
|
|
|
10228 break;
|
|
|
10229 }
|
|
|
10230 return n;
|
|
7
|
10231 }
|
|
|
10232
|
|
|
10233 /*
|
|
|
10234 * Get the lnum from the first argument. Also accepts ".", "$", etc.
|
|
|
10235 */
|
|
|
10236 static linenr_T
|
|
71
|
10237 get_tv_lnum(argvars)
|
|
|
10238 typeval *argvars;
|
|
|
10239 {
|
|
|
10240 typeval rettv;
|
|
7
|
10241 linenr_T lnum;
|
|
|
10242
|
|
71
|
10243 lnum = get_tv_number(&argvars[0]);
|
|
7
|
10244 if (lnum == 0) /* no valid number, try using line() */
|
|
|
10245 {
|
|
71
|
10246 rettv.v_type = VAR_NUMBER;
|
|
|
10247 f_line(argvars, &rettv);
|
|
|
10248 lnum = rettv.vval.v_number;
|
|
|
10249 clear_tv(&rettv);
|
|
7
|
10250 }
|
|
|
10251 return lnum;
|
|
|
10252 }
|
|
|
10253
|
|
|
10254 /*
|
|
|
10255 * Get the string value of a variable.
|
|
|
10256 * If it is a Number variable, the number is converted into a string.
|
|
|
10257 * get_var_string() uses a single, static buffer. YOU CAN ONLY USE IT ONCE!
|
|
|
10258 * get_var_string_buf() uses a given buffer.
|
|
|
10259 * If the String variable has never been set, return an empty string.
|
|
|
10260 * Never returns NULL;
|
|
|
10261 */
|
|
|
10262 static char_u *
|
|
71
|
10263 get_tv_string(varp)
|
|
56
|
10264 typeval *varp;
|
|
7
|
10265 {
|
|
|
10266 static char_u mybuf[NUMBUFLEN];
|
|
|
10267
|
|
71
|
10268 return get_tv_string_buf(varp, mybuf);
|
|
7
|
10269 }
|
|
|
10270
|
|
|
10271 static char_u *
|
|
71
|
10272 get_tv_string_buf(varp, buf)
|
|
56
|
10273 typeval *varp;
|
|
|
10274 char_u *buf;
|
|
|
10275 {
|
|
|
10276 switch (varp->v_type)
|
|
|
10277 {
|
|
|
10278 case VAR_NUMBER:
|
|
|
10279 sprintf((char *)buf, "%ld", (long)varp->vval.v_number);
|
|
|
10280 return buf;
|
|
|
10281 case VAR_FUNC:
|
|
|
10282 EMSG(_("E99: using Funcref as a String"));
|
|
|
10283 break;
|
|
|
10284 case VAR_LIST:
|
|
|
10285 EMSG(_("E99: using List as a String"));
|
|
|
10286 break;
|
|
|
10287 case VAR_STRING:
|
|
|
10288 if (varp->vval.v_string != NULL)
|
|
|
10289 return varp->vval.v_string;
|
|
|
10290 break;
|
|
|
10291 default:
|
|
71
|
10292 EMSG2(_(e_intern2), "get_tv_string_buf()");
|
|
56
|
10293 break;
|
|
|
10294 }
|
|
|
10295 return (char_u *)"";
|
|
7
|
10296 }
|
|
|
10297
|
|
|
10298 /*
|
|
|
10299 * Find variable "name" in the list of variables.
|
|
|
10300 * Return a pointer to it if found, NULL if not found.
|
|
56
|
10301 * Careful: "a:0" variables don't have a name.
|
|
7
|
10302 */
|
|
|
10303 static VAR
|
|
|
10304 find_var(name, writing)
|
|
|
10305 char_u *name;
|
|
|
10306 int writing;
|
|
|
10307 {
|
|
|
10308 int i;
|
|
|
10309 char_u *varname;
|
|
|
10310 garray_T *gap;
|
|
|
10311
|
|
|
10312 if (name[0] == 'a' && name[1] == ':')
|
|
|
10313 {
|
|
56
|
10314 /* Function arguments "a:".
|
|
|
10315 * NOTE: We use a typecast, because function arguments don't have a
|
|
|
10316 * name. The caller must not try to access the name! */
|
|
7
|
10317 if (writing)
|
|
|
10318 {
|
|
|
10319 EMSG2(_(e_readonlyvar), name);
|
|
|
10320 return NULL;
|
|
|
10321 }
|
|
|
10322 name += 2;
|
|
|
10323 if (current_funccal == NULL)
|
|
|
10324 return NULL;
|
|
|
10325 if (VIM_ISDIGIT(*name))
|
|
|
10326 {
|
|
|
10327 i = atol((char *)name);
|
|
|
10328 if (i == 0) /* a:0 */
|
|
|
10329 return ¤t_funccal->a0_var;
|
|
|
10330 i += current_funccal->func->args.ga_len;
|
|
|
10331 if (i > current_funccal->argcount) /* a:999 */
|
|
|
10332 return NULL;
|
|
56
|
10333 return (VAR)&(current_funccal->argvars[i - 1]); /* a:1, a:2, etc. */
|
|
7
|
10334 }
|
|
|
10335 if (STRCMP(name, "firstline") == 0)
|
|
|
10336 return &(current_funccal->firstline);
|
|
|
10337 if (STRCMP(name, "lastline") == 0)
|
|
|
10338 return &(current_funccal->lastline);
|
|
|
10339 for (i = 0; i < current_funccal->func->args.ga_len; ++i)
|
|
|
10340 if (STRCMP(name, ((char_u **)
|
|
|
10341 (current_funccal->func->args.ga_data))[i]) == 0)
|
|
56
|
10342 return (VAR)&(current_funccal->argvars[i]); /* a:name */
|
|
7
|
10343 return NULL;
|
|
|
10344 }
|
|
|
10345
|
|
|
10346 gap = find_var_ga(name, &varname);
|
|
|
10347 if (gap == NULL)
|
|
|
10348 return NULL;
|
|
|
10349 return find_var_in_ga(gap, varname);
|
|
|
10350 }
|
|
|
10351
|
|
|
10352 static VAR
|
|
|
10353 find_var_in_ga(gap, varname)
|
|
|
10354 garray_T *gap;
|
|
|
10355 char_u *varname;
|
|
|
10356 {
|
|
|
10357 int i;
|
|
|
10358
|
|
|
10359 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
10360 if (VAR_GAP_ENTRY(i, gap).v_name != NULL
|
|
|
10361 && STRCMP(VAR_GAP_ENTRY(i, gap).v_name, varname) == 0)
|
|
7
|
10362 break;
|
|
|
10363 if (i < 0)
|
|
|
10364 return NULL;
|
|
|
10365 return &VAR_GAP_ENTRY(i, gap);
|
|
|
10366 }
|
|
|
10367
|
|
|
10368 /*
|
|
|
10369 * Find the growarray and start of name without ':' for a variable name.
|
|
|
10370 */
|
|
|
10371 static garray_T *
|
|
|
10372 find_var_ga(name, varname)
|
|
|
10373 char_u *name;
|
|
|
10374 char_u **varname;
|
|
|
10375 {
|
|
|
10376 if (name[1] != ':')
|
|
|
10377 {
|
|
|
10378 /* If not "x:name" there must not be any ":" in the name. */
|
|
|
10379 if (vim_strchr(name, ':') != NULL)
|
|
|
10380 return NULL;
|
|
|
10381 *varname = name;
|
|
|
10382 if (current_funccal == NULL)
|
|
|
10383 return &variables; /* global variable */
|
|
|
10384 return ¤t_funccal->l_vars; /* local function variable */
|
|
|
10385 }
|
|
|
10386 *varname = name + 2;
|
|
|
10387 if (*name == 'b') /* buffer variable */
|
|
|
10388 return &curbuf->b_vars;
|
|
|
10389 if (*name == 'w') /* window variable */
|
|
|
10390 return &curwin->w_vars;
|
|
|
10391 if (*name == 'g') /* global variable */
|
|
|
10392 return &variables;
|
|
|
10393 if (*name == 'l' && current_funccal != NULL)/* local function variable */
|
|
|
10394 return ¤t_funccal->l_vars;
|
|
|
10395 if (*name == 's' /* script variable */
|
|
|
10396 && current_SID > 0 && current_SID <= ga_scripts.ga_len)
|
|
|
10397 return &SCRIPT_VARS(current_SID);
|
|
|
10398 return NULL;
|
|
|
10399 }
|
|
|
10400
|
|
|
10401 /*
|
|
|
10402 * Get the string value of a (global/local) variable.
|
|
|
10403 * Returns NULL when it doesn't exist.
|
|
|
10404 */
|
|
|
10405 char_u *
|
|
|
10406 get_var_value(name)
|
|
|
10407 char_u *name;
|
|
|
10408 {
|
|
|
10409 VAR v;
|
|
|
10410
|
|
|
10411 v = find_var(name, FALSE);
|
|
|
10412 if (v == NULL)
|
|
|
10413 return NULL;
|
|
|
10414 return get_var_string(v);
|
|
|
10415 }
|
|
|
10416
|
|
|
10417 /*
|
|
|
10418 * Allocate a new growarry for a sourced script. It will be used while
|
|
|
10419 * sourcing this script and when executing functions defined in the script.
|
|
|
10420 */
|
|
|
10421 void
|
|
|
10422 new_script_vars(id)
|
|
|
10423 scid_T id;
|
|
|
10424 {
|
|
|
10425 if (ga_grow(&ga_scripts, (int)(id - ga_scripts.ga_len)) == OK)
|
|
|
10426 {
|
|
|
10427 while (ga_scripts.ga_len < id)
|
|
|
10428 {
|
|
56
|
10429 vars_init(&SCRIPT_VARS(ga_scripts.ga_len + 1));
|
|
7
|
10430 ++ga_scripts.ga_len;
|
|
|
10431 }
|
|
|
10432 }
|
|
|
10433 }
|
|
|
10434
|
|
|
10435 /*
|
|
|
10436 * Initialize internal variables for use.
|
|
|
10437 */
|
|
|
10438 void
|
|
56
|
10439 vars_init(gap)
|
|
7
|
10440 garray_T *gap;
|
|
|
10441 {
|
|
|
10442 ga_init2(gap, (int)sizeof(var), 4);
|
|
|
10443 }
|
|
|
10444
|
|
|
10445 /*
|
|
|
10446 * Clean up a list of internal variables.
|
|
|
10447 */
|
|
|
10448 void
|
|
56
|
10449 vars_clear(gap)
|
|
7
|
10450 garray_T *gap;
|
|
|
10451 {
|
|
|
10452 int i;
|
|
|
10453
|
|
|
10454 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
10455 clear_var(&VAR_GAP_ENTRY(i, gap));
|
|
7
|
10456 ga_clear(gap);
|
|
|
10457 }
|
|
|
10458
|
|
|
10459 static void
|
|
56
|
10460 clear_var(v)
|
|
7
|
10461 VAR v;
|
|
|
10462 {
|
|
56
|
10463 vim_free(v->v_name);
|
|
|
10464 v->v_name = NULL;
|
|
71
|
10465 clear_tv(&v->tv);
|
|
7
|
10466 }
|
|
|
10467
|
|
|
10468 /*
|
|
|
10469 * List the value of one internal variable.
|
|
|
10470 */
|
|
|
10471 static void
|
|
|
10472 list_one_var(v, prefix)
|
|
|
10473 VAR v;
|
|
|
10474 char_u *prefix;
|
|
|
10475 {
|
|
56
|
10476 char_u *tofree;
|
|
|
10477 char_u *s;
|
|
|
10478
|
|
|
10479 s = tv2string(&v->tv, &tofree);
|
|
|
10480 list_one_var_a(prefix, v->v_name, v->tv.v_type,
|
|
|
10481 s == NULL ? (char_u *)"" : s);
|
|
|
10482 vim_free(tofree);
|
|
7
|
10483 }
|
|
|
10484
|
|
|
10485 /*
|
|
|
10486 * List the value of one "v:" variable.
|
|
|
10487 */
|
|
|
10488 static void
|
|
|
10489 list_vim_var(i)
|
|
|
10490 int i; /* index in vimvars[] */
|
|
|
10491 {
|
|
|
10492 char_u *p;
|
|
|
10493 char_u numbuf[NUMBUFLEN];
|
|
|
10494
|
|
|
10495 if (vimvars[i].type == VAR_NUMBER)
|
|
|
10496 {
|
|
|
10497 p = numbuf;
|
|
|
10498 sprintf((char *)p, "%ld", (long)vimvars[i].val);
|
|
|
10499 }
|
|
|
10500 else if (vimvars[i].val == NULL)
|
|
|
10501 p = (char_u *)"";
|
|
|
10502 else
|
|
|
10503 p = vimvars[i].val;
|
|
|
10504 list_one_var_a((char_u *)"v:", (char_u *)vimvars[i].name,
|
|
|
10505 vimvars[i].type, p);
|
|
|
10506 }
|
|
|
10507
|
|
|
10508 static void
|
|
|
10509 list_one_var_a(prefix, name, type, string)
|
|
|
10510 char_u *prefix;
|
|
|
10511 char_u *name;
|
|
|
10512 int type;
|
|
|
10513 char_u *string;
|
|
|
10514 {
|
|
|
10515 msg_attr(prefix, 0); /* don't use msg(), it overwrites "v:statusmsg" */
|
|
|
10516 if (name != NULL) /* "a:" vars don't have a name stored */
|
|
|
10517 msg_puts(name);
|
|
|
10518 msg_putchar(' ');
|
|
|
10519 msg_advance(22);
|
|
|
10520 if (type == VAR_NUMBER)
|
|
|
10521 msg_putchar('#');
|
|
56
|
10522 else if (type == VAR_FUNC)
|
|
|
10523 msg_putchar('*');
|
|
|
10524 else if (type == VAR_LIST)
|
|
|
10525 {
|
|
|
10526 msg_putchar('[');
|
|
|
10527 if (*string == '[')
|
|
|
10528 ++string;
|
|
|
10529 }
|
|
7
|
10530 else
|
|
|
10531 msg_putchar(' ');
|
|
56
|
10532
|
|
7
|
10533 msg_outtrans(string);
|
|
56
|
10534
|
|
|
10535 if (type == VAR_FUNC)
|
|
|
10536 msg_puts((char_u *)"()");
|
|
7
|
10537 }
|
|
|
10538
|
|
|
10539 /*
|
|
71
|
10540 * Set variable "name" to value in "tv".
|
|
7
|
10541 * If the variable already exists, the value is updated.
|
|
|
10542 * Otherwise the variable is created.
|
|
|
10543 */
|
|
|
10544 static void
|
|
71
|
10545 set_var(name, tv, copy)
|
|
7
|
10546 char_u *name;
|
|
71
|
10547 typeval *tv;
|
|
|
10548 int copy; /* make copy of value in "tv" */
|
|
7
|
10549 {
|
|
|
10550 int i;
|
|
|
10551 VAR v;
|
|
|
10552 char_u *varname;
|
|
|
10553 garray_T *gap;
|
|
|
10554
|
|
|
10555 /*
|
|
|
10556 * Handle setting internal v: variables.
|
|
|
10557 */
|
|
|
10558 i = find_vim_var(name, (int)STRLEN(name));
|
|
|
10559 if (i >= 0)
|
|
|
10560 {
|
|
|
10561 if (vimvars[i].flags & VV_RO)
|
|
|
10562 EMSG2(_(e_readonlyvar), name);
|
|
29
|
10563 else if ((vimvars[i].flags & VV_RO_SBX) && sandbox)
|
|
|
10564 EMSG2(_(e_readonlysbx), name);
|
|
7
|
10565 else
|
|
|
10566 {
|
|
|
10567 if (vimvars[i].type == VAR_STRING)
|
|
|
10568 {
|
|
|
10569 vim_free(vimvars[i].val);
|
|
71
|
10570 if (copy || tv->v_type != VAR_STRING)
|
|
|
10571 vimvars[i].val = vim_strsave(get_tv_string(tv));
|
|
51
|
10572 else
|
|
|
10573 {
|
|
|
10574 /* Take over the string to avoid an extra alloc/free. */
|
|
71
|
10575 vimvars[i].val = tv->vval.v_string;
|
|
|
10576 tv->vval.v_string = NULL;
|
|
51
|
10577 }
|
|
7
|
10578 }
|
|
|
10579 else
|
|
71
|
10580 vimvars[i].val = (char_u *)get_tv_number(tv);
|
|
7
|
10581 }
|
|
|
10582 return;
|
|
|
10583 }
|
|
|
10584
|
|
71
|
10585 if (tv->v_type == VAR_FUNC)
|
|
56
|
10586 {
|
|
|
10587 if (!(vim_strchr((char_u *)"wbs", name[0]) != NULL && name[1] == ':')
|
|
|
10588 && !ASCII_ISUPPER((name[0] != NUL && name[1] == ':')
|
|
|
10589 ? name[2] : name[0]))
|
|
|
10590 {
|
|
|
10591 EMSG2(_("E999: Funcref variable name must start with a capital: %s"), name);
|
|
|
10592 return;
|
|
|
10593 }
|
|
|
10594 if (function_exists(name))
|
|
|
10595 {
|
|
|
10596 EMSG2(_("E999: Variable name conflicts with existing function: %s"), name);
|
|
|
10597 return;
|
|
|
10598 }
|
|
|
10599 }
|
|
|
10600
|
|
7
|
10601 v = find_var(name, TRUE);
|
|
|
10602 if (v != NULL) /* existing variable, only need to free string */
|
|
|
10603 {
|
|
71
|
10604 if (v->tv.v_type != tv->v_type
|
|
56
|
10605 && !((v->tv.v_type == VAR_STRING
|
|
|
10606 || v->tv.v_type == VAR_NUMBER)
|
|
71
|
10607 && (tv->v_type == VAR_STRING
|
|
|
10608 || tv->v_type == VAR_NUMBER)))
|
|
56
|
10609 {
|
|
|
10610 EMSG2(_("E999: Variable type mismatch for: %s"), name);
|
|
|
10611 return;
|
|
|
10612 }
|
|
71
|
10613 clear_tv(&v->tv);
|
|
7
|
10614 }
|
|
|
10615 else /* add a new variable */
|
|
|
10616 {
|
|
|
10617 gap = find_var_ga(name, &varname);
|
|
|
10618 if (gap == NULL) /* illegal name */
|
|
|
10619 {
|
|
|
10620 EMSG2(_("E461: Illegal variable name: %s"), name);
|
|
|
10621 return;
|
|
|
10622 }
|
|
|
10623
|
|
|
10624 /* Try to use an empty entry */
|
|
|
10625 for (i = gap->ga_len; --i >= 0; )
|
|
56
|
10626 if (VAR_GAP_ENTRY(i, gap).v_name == NULL)
|
|
7
|
10627 break;
|
|
|
10628 if (i < 0) /* need to allocate more room */
|
|
|
10629 {
|
|
|
10630 if (ga_grow(gap, 1) == FAIL)
|
|
|
10631 return;
|
|
|
10632 i = gap->ga_len;
|
|
|
10633 }
|
|
|
10634 v = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
10635 if ((v->v_name = vim_strsave(varname)) == NULL)
|
|
7
|
10636 return;
|
|
|
10637 if (i == gap->ga_len)
|
|
|
10638 ++gap->ga_len;
|
|
|
10639 }
|
|
71
|
10640 if (copy || tv->v_type == VAR_NUMBER)
|
|
|
10641 copy_tv(tv, &v->tv);
|
|
|
10642 else
|
|
|
10643 {
|
|
|
10644 v->tv = *tv;
|
|
|
10645 init_tv(tv);
|
|
56
|
10646 }
|
|
|
10647 }
|
|
|
10648
|
|
|
10649 /*
|
|
|
10650 * Copy the values from typeval "from" to typeval "to".
|
|
|
10651 * When needed allocates string or increases reference count.
|
|
|
10652 * Does not make a copy of a list!
|
|
|
10653 */
|
|
|
10654 static void
|
|
71
|
10655 copy_tv(from, to)
|
|
56
|
10656 typeval *from;
|
|
|
10657 typeval *to;
|
|
|
10658 {
|
|
|
10659 to->v_type = from->v_type;
|
|
|
10660 switch (from->v_type)
|
|
|
10661 {
|
|
|
10662 case VAR_NUMBER:
|
|
|
10663 to->vval.v_number = from->vval.v_number;
|
|
|
10664 break;
|
|
|
10665 case VAR_STRING:
|
|
|
10666 case VAR_FUNC:
|
|
|
10667 if (from->vval.v_string == NULL)
|
|
|
10668 to->vval.v_string = NULL;
|
|
|
10669 else
|
|
|
10670 to->vval.v_string = vim_strsave(from->vval.v_string);
|
|
|
10671 break;
|
|
|
10672 case VAR_LIST:
|
|
|
10673 if (from->vval.v_list == NULL)
|
|
|
10674 to->vval.v_list = NULL;
|
|
|
10675 else
|
|
|
10676 {
|
|
|
10677 to->vval.v_list = from->vval.v_list;
|
|
|
10678 ++to->vval.v_list->lv_refcount;
|
|
|
10679 }
|
|
|
10680 break;
|
|
|
10681 default:
|
|
71
|
10682 EMSG2(_(e_intern2), "copy_tv()");
|
|
56
|
10683 break;
|
|
|
10684 }
|
|
7
|
10685 }
|
|
|
10686
|
|
|
10687 /*
|
|
|
10688 * ":echo expr1 ..." print each argument separated with a space, add a
|
|
|
10689 * newline at the end.
|
|
|
10690 * ":echon expr1 ..." print each argument plain.
|
|
|
10691 */
|
|
|
10692 void
|
|
|
10693 ex_echo(eap)
|
|
|
10694 exarg_T *eap;
|
|
|
10695 {
|
|
|
10696 char_u *arg = eap->arg;
|
|
71
|
10697 typeval rettv;
|
|
56
|
10698 char_u *tofree;
|
|
7
|
10699 char_u *p;
|
|
|
10700 int needclr = TRUE;
|
|
|
10701 int atstart = TRUE;
|
|
|
10702
|
|
|
10703 if (eap->skip)
|
|
|
10704 ++emsg_skip;
|
|
|
10705 while (*arg != NUL && *arg != '|' && *arg != '\n' && !got_int)
|
|
|
10706 {
|
|
|
10707 p = arg;
|
|
71
|
10708 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
10709 {
|
|
|
10710 /*
|
|
|
10711 * Report the invalid expression unless the expression evaluation
|
|
|
10712 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
10713 * exception.
|
|
|
10714 */
|
|
|
10715 if (!aborting())
|
|
|
10716 EMSG2(_(e_invexpr2), p);
|
|
|
10717 break;
|
|
|
10718 }
|
|
|
10719 if (!eap->skip)
|
|
|
10720 {
|
|
|
10721 if (atstart)
|
|
|
10722 {
|
|
|
10723 atstart = FALSE;
|
|
|
10724 /* Call msg_start() after eval1(), evaluating the expression
|
|
|
10725 * may cause a message to appear. */
|
|
|
10726 if (eap->cmdidx == CMD_echo)
|
|
|
10727 msg_start();
|
|
|
10728 }
|
|
|
10729 else if (eap->cmdidx == CMD_echo)
|
|
|
10730 msg_puts_attr((char_u *)" ", echo_attr);
|
|
71
|
10731 for (p = tv2string(&rettv, &tofree); *p != NUL && !got_int; ++p)
|
|
7
|
10732 if (*p == '\n' || *p == '\r' || *p == TAB)
|
|
|
10733 {
|
|
|
10734 if (*p != TAB && needclr)
|
|
|
10735 {
|
|
|
10736 /* remove any text still there from the command */
|
|
|
10737 msg_clr_eos();
|
|
|
10738 needclr = FALSE;
|
|
|
10739 }
|
|
|
10740 msg_putchar_attr(*p, echo_attr);
|
|
|
10741 }
|
|
|
10742 else
|
|
|
10743 {
|
|
|
10744 #ifdef FEAT_MBYTE
|
|
|
10745 if (has_mbyte)
|
|
|
10746 {
|
|
|
10747 int i = (*mb_ptr2len_check)(p);
|
|
|
10748
|
|
|
10749 (void)msg_outtrans_len_attr(p, i, echo_attr);
|
|
|
10750 p += i - 1;
|
|
|
10751 }
|
|
|
10752 else
|
|
|
10753 #endif
|
|
|
10754 (void)msg_outtrans_len_attr(p, 1, echo_attr);
|
|
|
10755 }
|
|
56
|
10756 vim_free(tofree);
|
|
|
10757 }
|
|
71
|
10758 clear_tv(&rettv);
|
|
7
|
10759 arg = skipwhite(arg);
|
|
|
10760 }
|
|
|
10761 eap->nextcmd = check_nextcmd(arg);
|
|
|
10762
|
|
|
10763 if (eap->skip)
|
|
|
10764 --emsg_skip;
|
|
|
10765 else
|
|
|
10766 {
|
|
|
10767 /* remove text that may still be there from the command */
|
|
|
10768 if (needclr)
|
|
|
10769 msg_clr_eos();
|
|
|
10770 if (eap->cmdidx == CMD_echo)
|
|
|
10771 msg_end();
|
|
|
10772 }
|
|
|
10773 }
|
|
|
10774
|
|
|
10775 /*
|
|
|
10776 * ":echohl {name}".
|
|
|
10777 */
|
|
|
10778 void
|
|
|
10779 ex_echohl(eap)
|
|
|
10780 exarg_T *eap;
|
|
|
10781 {
|
|
|
10782 int id;
|
|
|
10783
|
|
|
10784 id = syn_name2id(eap->arg);
|
|
|
10785 if (id == 0)
|
|
|
10786 echo_attr = 0;
|
|
|
10787 else
|
|
|
10788 echo_attr = syn_id2attr(id);
|
|
|
10789 }
|
|
|
10790
|
|
|
10791 /*
|
|
|
10792 * ":execute expr1 ..." execute the result of an expression.
|
|
|
10793 * ":echomsg expr1 ..." Print a message
|
|
|
10794 * ":echoerr expr1 ..." Print an error
|
|
|
10795 * Each gets spaces around each argument and a newline at the end for
|
|
|
10796 * echo commands
|
|
|
10797 */
|
|
|
10798 void
|
|
|
10799 ex_execute(eap)
|
|
|
10800 exarg_T *eap;
|
|
|
10801 {
|
|
|
10802 char_u *arg = eap->arg;
|
|
71
|
10803 typeval rettv;
|
|
7
|
10804 int ret = OK;
|
|
|
10805 char_u *p;
|
|
|
10806 garray_T ga;
|
|
|
10807 int len;
|
|
|
10808 int save_did_emsg;
|
|
|
10809
|
|
|
10810 ga_init2(&ga, 1, 80);
|
|
|
10811
|
|
|
10812 if (eap->skip)
|
|
|
10813 ++emsg_skip;
|
|
|
10814 while (*arg != NUL && *arg != '|' && *arg != '\n')
|
|
|
10815 {
|
|
|
10816 p = arg;
|
|
71
|
10817 if (eval1(&arg, &rettv, !eap->skip) == FAIL)
|
|
7
|
10818 {
|
|
|
10819 /*
|
|
|
10820 * Report the invalid expression unless the expression evaluation
|
|
|
10821 * has been cancelled due to an aborting error, an interrupt, or an
|
|
|
10822 * exception.
|
|
|
10823 */
|
|
|
10824 if (!aborting())
|
|
|
10825 EMSG2(_(e_invexpr2), p);
|
|
|
10826 ret = FAIL;
|
|
|
10827 break;
|
|
|
10828 }
|
|
|
10829
|
|
|
10830 if (!eap->skip)
|
|
|
10831 {
|
|
71
|
10832 p = get_tv_string(&rettv);
|
|
7
|
10833 len = (int)STRLEN(p);
|
|
|
10834 if (ga_grow(&ga, len + 2) == FAIL)
|
|
|
10835 {
|
|
71
|
10836 clear_tv(&rettv);
|
|
7
|
10837 ret = FAIL;
|
|
|
10838 break;
|
|
|
10839 }
|
|
|
10840 if (ga.ga_len)
|
|
|
10841 ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
|
10842 STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
|
10843 ga.ga_len += len;
|
|
|
10844 }
|
|
|
10845
|
|
71
|
10846 clear_tv(&rettv);
|
|
7
|
10847 arg = skipwhite(arg);
|
|
|
10848 }
|
|
|
10849
|
|
|
10850 if (ret != FAIL && ga.ga_data != NULL)
|
|
|
10851 {
|
|
|
10852 if (eap->cmdidx == CMD_echomsg)
|
|
|
10853 MSG_ATTR(ga.ga_data, echo_attr);
|
|
|
10854 else if (eap->cmdidx == CMD_echoerr)
|
|
|
10855 {
|
|
|
10856 /* We don't want to abort following commands, restore did_emsg. */
|
|
|
10857 save_did_emsg = did_emsg;
|
|
|
10858 EMSG((char_u *)ga.ga_data);
|
|
|
10859 if (!force_abort)
|
|
|
10860 did_emsg = save_did_emsg;
|
|
|
10861 }
|
|
|
10862 else if (eap->cmdidx == CMD_execute)
|
|
|
10863 do_cmdline((char_u *)ga.ga_data,
|
|
|
10864 eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
|
|
|
10865 }
|
|
|
10866
|
|
|
10867 ga_clear(&ga);
|
|
|
10868
|
|
|
10869 if (eap->skip)
|
|
|
10870 --emsg_skip;
|
|
|
10871
|
|
|
10872 eap->nextcmd = check_nextcmd(arg);
|
|
|
10873 }
|
|
|
10874
|
|
|
10875 /*
|
|
|
10876 * Skip over the name of an option: "&option", "&g:option" or "&l:option".
|
|
|
10877 * "arg" points to the "&" or '+' when called, to "option" when returning.
|
|
|
10878 * Returns NULL when no option name found. Otherwise pointer to the char
|
|
|
10879 * after the option name.
|
|
|
10880 */
|
|
|
10881 static char_u *
|
|
|
10882 find_option_end(arg, opt_flags)
|
|
|
10883 char_u **arg;
|
|
|
10884 int *opt_flags;
|
|
|
10885 {
|
|
|
10886 char_u *p = *arg;
|
|
|
10887
|
|
|
10888 ++p;
|
|
|
10889 if (*p == 'g' && p[1] == ':')
|
|
|
10890 {
|
|
|
10891 *opt_flags = OPT_GLOBAL;
|
|
|
10892 p += 2;
|
|
|
10893 }
|
|
|
10894 else if (*p == 'l' && p[1] == ':')
|
|
|
10895 {
|
|
|
10896 *opt_flags = OPT_LOCAL;
|
|
|
10897 p += 2;
|
|
|
10898 }
|
|
|
10899 else
|
|
|
10900 *opt_flags = 0;
|
|
|
10901
|
|
|
10902 if (!ASCII_ISALPHA(*p))
|
|
|
10903 return NULL;
|
|
|
10904 *arg = p;
|
|
|
10905
|
|
|
10906 if (p[0] == 't' && p[1] == '_' && p[2] != NUL && p[3] != NUL)
|
|
|
10907 p += 4; /* termcap option */
|
|
|
10908 else
|
|
|
10909 while (ASCII_ISALPHA(*p))
|
|
|
10910 ++p;
|
|
|
10911 return p;
|
|
|
10912 }
|
|
|
10913
|
|
|
10914 /*
|
|
|
10915 * ":function"
|
|
|
10916 */
|
|
|
10917 void
|
|
|
10918 ex_function(eap)
|
|
|
10919 exarg_T *eap;
|
|
|
10920 {
|
|
|
10921 char_u *theline;
|
|
|
10922 int j;
|
|
|
10923 int c;
|
|
|
10924 int saved_did_emsg;
|
|
|
10925 char_u *name = NULL;
|
|
|
10926 char_u *p;
|
|
|
10927 char_u *arg;
|
|
|
10928 garray_T newargs;
|
|
|
10929 garray_T newlines;
|
|
|
10930 int varargs = FALSE;
|
|
|
10931 int mustend = FALSE;
|
|
|
10932 int flags = 0;
|
|
|
10933 ufunc_T *fp;
|
|
|
10934 int indent;
|
|
|
10935 int nesting;
|
|
|
10936 char_u *skip_until = NULL;
|
|
|
10937 static char_u e_funcexts[] = N_("E122: Function %s already exists, add ! to replace it");
|
|
56
|
10938 VAR v;
|
|
7
|
10939
|
|
|
10940 /*
|
|
|
10941 * ":function" without argument: list functions.
|
|
|
10942 */
|
|
|
10943 if (ends_excmd(*eap->arg))
|
|
|
10944 {
|
|
|
10945 if (!eap->skip)
|
|
|
10946 for (fp = firstfunc; fp != NULL && !got_int; fp = fp->next)
|
|
|
10947 list_func_head(fp, FALSE);
|
|
|
10948 eap->nextcmd = check_nextcmd(eap->arg);
|
|
|
10949 return;
|
|
|
10950 }
|
|
|
10951
|
|
|
10952 p = eap->arg;
|
|
|
10953 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
10954 if (name == NULL && !eap->skip)
|
|
|
10955 {
|
|
|
10956 /*
|
|
|
10957 * Return on an invalid expression in braces, unless the expression
|
|
|
10958 * evaluation has been cancelled due to an aborting error, an
|
|
|
10959 * interrupt, or an exception.
|
|
|
10960 */
|
|
|
10961 if (!aborting())
|
|
|
10962 return;
|
|
|
10963 else
|
|
|
10964 eap->skip = TRUE;
|
|
|
10965 }
|
|
|
10966 /* An error in a function call during evaluation of an expression in magic
|
|
|
10967 * braces should not cause the function not to be defined. */
|
|
|
10968 saved_did_emsg = did_emsg;
|
|
|
10969 did_emsg = FALSE;
|
|
|
10970
|
|
|
10971 /*
|
|
|
10972 * ":function func" with only function name: list function.
|
|
|
10973 */
|
|
|
10974 if (vim_strchr(p, '(') == NULL)
|
|
|
10975 {
|
|
|
10976 if (!ends_excmd(*skipwhite(p)))
|
|
|
10977 {
|
|
|
10978 EMSG(_(e_trailing));
|
|
|
10979 goto erret_name;
|
|
|
10980 }
|
|
|
10981 eap->nextcmd = check_nextcmd(p);
|
|
|
10982 if (eap->nextcmd != NULL)
|
|
|
10983 *p = NUL;
|
|
|
10984 if (!eap->skip && !got_int)
|
|
|
10985 {
|
|
|
10986 fp = find_func(name);
|
|
|
10987 if (fp != NULL)
|
|
|
10988 {
|
|
|
10989 list_func_head(fp, TRUE);
|
|
|
10990 for (j = 0; j < fp->lines.ga_len && !got_int; ++j)
|
|
|
10991 {
|
|
|
10992 msg_putchar('\n');
|
|
|
10993 msg_outnum((long)(j + 1));
|
|
|
10994 if (j < 9)
|
|
|
10995 msg_putchar(' ');
|
|
|
10996 if (j < 99)
|
|
|
10997 msg_putchar(' ');
|
|
|
10998 msg_prt_line(FUNCLINE(fp, j));
|
|
|
10999 out_flush(); /* show a line at a time */
|
|
|
11000 ui_breakcheck();
|
|
|
11001 }
|
|
|
11002 if (!got_int)
|
|
|
11003 {
|
|
|
11004 msg_putchar('\n');
|
|
|
11005 msg_puts((char_u *)" endfunction");
|
|
|
11006 }
|
|
|
11007 }
|
|
|
11008 else
|
|
|
11009 EMSG2(_("E123: Undefined function: %s"), eap->arg);
|
|
|
11010 }
|
|
|
11011 goto erret_name;
|
|
|
11012 }
|
|
|
11013
|
|
|
11014 /*
|
|
|
11015 * ":function name(arg1, arg2)" Define function.
|
|
|
11016 */
|
|
|
11017 p = skipwhite(p);
|
|
|
11018 if (*p != '(')
|
|
|
11019 {
|
|
|
11020 if (!eap->skip)
|
|
|
11021 {
|
|
|
11022 EMSG2(_("E124: Missing '(': %s"), eap->arg);
|
|
|
11023 goto erret_name;
|
|
|
11024 }
|
|
|
11025 /* attempt to continue by skipping some text */
|
|
|
11026 if (vim_strchr(p, '(') != NULL)
|
|
|
11027 p = vim_strchr(p, '(');
|
|
|
11028 }
|
|
|
11029 p = skipwhite(p + 1);
|
|
|
11030
|
|
|
11031 ga_init2(&newargs, (int)sizeof(char_u *), 3);
|
|
|
11032 ga_init2(&newlines, (int)sizeof(char_u *), 3);
|
|
|
11033
|
|
|
11034 /*
|
|
|
11035 * Isolate the arguments: "arg1, arg2, ...)"
|
|
|
11036 */
|
|
|
11037 while (*p != ')')
|
|
|
11038 {
|
|
|
11039 if (p[0] == '.' && p[1] == '.' && p[2] == '.')
|
|
|
11040 {
|
|
|
11041 varargs = TRUE;
|
|
|
11042 p += 3;
|
|
|
11043 mustend = TRUE;
|
|
|
11044 }
|
|
|
11045 else
|
|
|
11046 {
|
|
|
11047 arg = p;
|
|
|
11048 while (ASCII_ISALNUM(*p) || *p == '_')
|
|
|
11049 ++p;
|
|
|
11050 if (arg == p || isdigit(*arg)
|
|
|
11051 || (p - arg == 9 && STRNCMP(arg, "firstline", 9) == 0)
|
|
|
11052 || (p - arg == 8 && STRNCMP(arg, "lastline", 8) == 0))
|
|
|
11053 {
|
|
|
11054 if (!eap->skip)
|
|
|
11055 EMSG2(_("E125: Illegal argument: %s"), arg);
|
|
|
11056 break;
|
|
|
11057 }
|
|
|
11058 if (ga_grow(&newargs, 1) == FAIL)
|
|
|
11059 goto erret;
|
|
|
11060 c = *p;
|
|
|
11061 *p = NUL;
|
|
|
11062 arg = vim_strsave(arg);
|
|
|
11063 if (arg == NULL)
|
|
|
11064 goto erret;
|
|
|
11065 ((char_u **)(newargs.ga_data))[newargs.ga_len] = arg;
|
|
|
11066 *p = c;
|
|
|
11067 newargs.ga_len++;
|
|
|
11068 if (*p == ',')
|
|
|
11069 ++p;
|
|
|
11070 else
|
|
|
11071 mustend = TRUE;
|
|
|
11072 }
|
|
|
11073 p = skipwhite(p);
|
|
|
11074 if (mustend && *p != ')')
|
|
|
11075 {
|
|
|
11076 if (!eap->skip)
|
|
|
11077 EMSG2(_(e_invarg2), eap->arg);
|
|
|
11078 break;
|
|
|
11079 }
|
|
|
11080 }
|
|
|
11081 ++p; /* skip the ')' */
|
|
|
11082
|
|
|
11083 /* find extra arguments "range" and "abort" */
|
|
|
11084 for (;;)
|
|
|
11085 {
|
|
|
11086 p = skipwhite(p);
|
|
|
11087 if (STRNCMP(p, "range", 5) == 0)
|
|
|
11088 {
|
|
|
11089 flags |= FC_RANGE;
|
|
|
11090 p += 5;
|
|
|
11091 }
|
|
|
11092 else if (STRNCMP(p, "abort", 5) == 0)
|
|
|
11093 {
|
|
|
11094 flags |= FC_ABORT;
|
|
|
11095 p += 5;
|
|
|
11096 }
|
|
|
11097 else
|
|
|
11098 break;
|
|
|
11099 }
|
|
|
11100
|
|
|
11101 if (*p != NUL && *p != '"' && *p != '\n' && !eap->skip && !did_emsg)
|
|
|
11102 EMSG(_(e_trailing));
|
|
|
11103
|
|
|
11104 /*
|
|
|
11105 * Read the body of the function, until ":endfunction" is found.
|
|
|
11106 */
|
|
|
11107 if (KeyTyped)
|
|
|
11108 {
|
|
|
11109 /* Check if the function already exists, don't let the user type the
|
|
|
11110 * whole function before telling him it doesn't work! For a script we
|
|
|
11111 * need to skip the body to be able to find what follows. */
|
|
|
11112 if (!eap->skip && !eap->forceit && find_func(name) != NULL)
|
|
|
11113 EMSG2(_(e_funcexts), name);
|
|
|
11114
|
|
|
11115 msg_putchar('\n'); /* don't overwrite the function name */
|
|
|
11116 cmdline_row = msg_row;
|
|
|
11117 }
|
|
|
11118
|
|
|
11119 indent = 2;
|
|
|
11120 nesting = 0;
|
|
|
11121 for (;;)
|
|
|
11122 {
|
|
|
11123 msg_scroll = TRUE;
|
|
|
11124 need_wait_return = FALSE;
|
|
|
11125 if (eap->getline == NULL)
|
|
|
11126 theline = getcmdline(':', 0L, indent);
|
|
|
11127 else
|
|
|
11128 theline = eap->getline(':', eap->cookie, indent);
|
|
|
11129 if (KeyTyped)
|
|
|
11130 lines_left = Rows - 1;
|
|
|
11131 if (theline == NULL)
|
|
|
11132 {
|
|
|
11133 EMSG(_("E126: Missing :endfunction"));
|
|
|
11134 goto erret;
|
|
|
11135 }
|
|
|
11136
|
|
|
11137 if (skip_until != NULL)
|
|
|
11138 {
|
|
|
11139 /* between ":append" and "." and between ":python <<EOF" and "EOF"
|
|
|
11140 * don't check for ":endfunc". */
|
|
|
11141 if (STRCMP(theline, skip_until) == 0)
|
|
|
11142 {
|
|
|
11143 vim_free(skip_until);
|
|
|
11144 skip_until = NULL;
|
|
|
11145 }
|
|
|
11146 }
|
|
|
11147 else
|
|
|
11148 {
|
|
|
11149 /* skip ':' and blanks*/
|
|
|
11150 for (p = theline; vim_iswhite(*p) || *p == ':'; ++p)
|
|
|
11151 ;
|
|
|
11152
|
|
|
11153 /* Check for "endfunction" (should be more strict...). */
|
|
|
11154 if (STRNCMP(p, "endf", 4) == 0 && nesting-- == 0)
|
|
|
11155 {
|
|
|
11156 vim_free(theline);
|
|
|
11157 break;
|
|
|
11158 }
|
|
|
11159
|
|
|
11160 /* Increase indent inside "if", "while", and "try", decrease
|
|
|
11161 * at "end". */
|
|
|
11162 if (indent > 2 && STRNCMP(p, "end", 3) == 0)
|
|
|
11163 indent -= 2;
|
|
|
11164 else if (STRNCMP(p, "if", 2) == 0 || STRNCMP(p, "wh", 2) == 0
|
|
|
11165 || STRNCMP(p, "try", 3) == 0)
|
|
|
11166 indent += 2;
|
|
|
11167
|
|
|
11168 /* Check for defining a function inside this function. */
|
|
|
11169 if (STRNCMP(p, "fu", 2) == 0)
|
|
|
11170 {
|
|
|
11171 p = skipwhite(skiptowhite(p));
|
|
|
11172 p += eval_fname_script(p);
|
|
|
11173 if (ASCII_ISALPHA(*p))
|
|
|
11174 {
|
|
|
11175 vim_free(trans_function_name(&p, TRUE, FALSE));
|
|
|
11176 if (*skipwhite(p) == '(')
|
|
|
11177 {
|
|
|
11178 ++nesting;
|
|
|
11179 indent += 2;
|
|
|
11180 }
|
|
|
11181 }
|
|
|
11182 }
|
|
|
11183
|
|
|
11184 /* Check for ":append" or ":insert". */
|
|
|
11185 p = skip_range(p, NULL);
|
|
|
11186 if ((p[0] == 'a' && (!ASCII_ISALPHA(p[1]) || p[1] == 'p'))
|
|
|
11187 || (p[0] == 'i'
|
|
|
11188 && (!ASCII_ISALPHA(p[1]) || (p[1] == 'n'
|
|
|
11189 && (!ASCII_ISALPHA(p[2]) || (p[2] == 's'))))))
|
|
|
11190 skip_until = vim_strsave((char_u *)".");
|
|
|
11191
|
|
|
11192 /* Check for ":python <<EOF", ":tcl <<EOF", etc. */
|
|
|
11193 arg = skipwhite(skiptowhite(p));
|
|
|
11194 if (arg[0] == '<' && arg[1] =='<'
|
|
|
11195 && ((p[0] == 'p' && p[1] == 'y'
|
|
|
11196 && (!ASCII_ISALPHA(p[2]) || p[2] == 't'))
|
|
|
11197 || (p[0] == 'p' && p[1] == 'e'
|
|
|
11198 && (!ASCII_ISALPHA(p[2]) || p[2] == 'r'))
|
|
|
11199 || (p[0] == 't' && p[1] == 'c'
|
|
|
11200 && (!ASCII_ISALPHA(p[2]) || p[2] == 'l'))
|
|
|
11201 || (p[0] == 'r' && p[1] == 'u' && p[2] == 'b'
|
|
|
11202 && (!ASCII_ISALPHA(p[3]) || p[3] == 'y'))
|
|
14
|
11203 || (p[0] == 'm' && p[1] == 'z'
|
|
|
11204 && (!ASCII_ISALPHA(p[2]) || p[2] == 's'))
|
|
7
|
11205 ))
|
|
|
11206 {
|
|
|
11207 /* ":python <<" continues until a dot, like ":append" */
|
|
|
11208 p = skipwhite(arg + 2);
|
|
|
11209 if (*p == NUL)
|
|
|
11210 skip_until = vim_strsave((char_u *)".");
|
|
|
11211 else
|
|
|
11212 skip_until = vim_strsave(p);
|
|
|
11213 }
|
|
|
11214 }
|
|
|
11215
|
|
|
11216 /* Add the line to the function. */
|
|
|
11217 if (ga_grow(&newlines, 1) == FAIL)
|
|
|
11218 goto erret;
|
|
|
11219 ((char_u **)(newlines.ga_data))[newlines.ga_len] = theline;
|
|
|
11220 newlines.ga_len++;
|
|
|
11221 }
|
|
|
11222
|
|
|
11223 /* Don't define the function when skipping commands or when an error was
|
|
|
11224 * detected. */
|
|
|
11225 if (eap->skip || did_emsg)
|
|
|
11226 goto erret;
|
|
|
11227
|
|
|
11228 /*
|
|
|
11229 * If there are no errors, add the function
|
|
|
11230 */
|
|
56
|
11231 v = find_var(name, FALSE);
|
|
|
11232 if (v != NULL && v->tv.v_type == VAR_FUNC)
|
|
|
11233 {
|
|
|
11234 EMSG2(_("E999: Function name conflicts with variable: %s"), name);
|
|
|
11235 goto erret;
|
|
|
11236 }
|
|
|
11237
|
|
7
|
11238 fp = find_func(name);
|
|
|
11239 if (fp != NULL)
|
|
|
11240 {
|
|
|
11241 if (!eap->forceit)
|
|
|
11242 {
|
|
|
11243 EMSG2(_(e_funcexts), name);
|
|
|
11244 goto erret;
|
|
|
11245 }
|
|
|
11246 if (fp->calls)
|
|
|
11247 {
|
|
|
11248 EMSG2(_("E127: Cannot redefine function %s: It is in use"), name);
|
|
|
11249 goto erret;
|
|
|
11250 }
|
|
|
11251 /* redefine existing function */
|
|
|
11252 ga_clear_strings(&(fp->args));
|
|
|
11253 ga_clear_strings(&(fp->lines));
|
|
|
11254 vim_free(name);
|
|
|
11255 }
|
|
|
11256 else
|
|
|
11257 {
|
|
|
11258 fp = (ufunc_T *)alloc((unsigned)sizeof(ufunc_T));
|
|
|
11259 if (fp == NULL)
|
|
|
11260 goto erret;
|
|
|
11261 /* insert the new function in the function list */
|
|
|
11262 fp->next = firstfunc;
|
|
|
11263 firstfunc = fp;
|
|
|
11264 fp->name = name;
|
|
|
11265 }
|
|
|
11266 fp->args = newargs;
|
|
|
11267 fp->lines = newlines;
|
|
|
11268 fp->varargs = varargs;
|
|
|
11269 fp->flags = flags;
|
|
|
11270 fp->calls = 0;
|
|
|
11271 fp->script_ID = current_SID;
|
|
|
11272 did_emsg |= saved_did_emsg;
|
|
|
11273 vim_free(skip_until);
|
|
|
11274 return;
|
|
|
11275
|
|
|
11276 erret:
|
|
|
11277 vim_free(skip_until);
|
|
|
11278 ga_clear_strings(&newargs);
|
|
|
11279 ga_clear_strings(&newlines);
|
|
|
11280 erret_name:
|
|
|
11281 vim_free(name);
|
|
|
11282 did_emsg |= saved_did_emsg;
|
|
|
11283 }
|
|
|
11284
|
|
|
11285 /*
|
|
|
11286 * Get a function name, translating "<SID>" and "<SNR>".
|
|
|
11287 * Returns the function name in allocated memory, or NULL for failure.
|
|
|
11288 * Advances "pp" to just after the function name (if no error).
|
|
|
11289 */
|
|
|
11290 static char_u *
|
|
|
11291 trans_function_name(pp, skip, internal)
|
|
|
11292 char_u **pp;
|
|
|
11293 int skip; /* only find the end, don't evaluate */
|
|
|
11294 int internal; /* TRUE if internal function name OK */
|
|
|
11295 {
|
|
|
11296 char_u *name;
|
|
|
11297 char_u *start;
|
|
|
11298 char_u *end;
|
|
|
11299 int lead;
|
|
|
11300 char_u sid_buf[20];
|
|
|
11301 char_u *temp_string = NULL;
|
|
|
11302 char_u *expr_start, *expr_end;
|
|
|
11303 int len;
|
|
|
11304
|
|
|
11305 /* A name starting with "<SID>" or "<SNR>" is local to a script. */
|
|
|
11306 start = *pp;
|
|
|
11307 lead = eval_fname_script(start);
|
|
|
11308 if (lead > 0)
|
|
|
11309 start += lead;
|
|
71
|
11310 end = find_name_end(start, &expr_start, &expr_end, FALSE);
|
|
7
|
11311 if (end == start)
|
|
|
11312 {
|
|
|
11313 if (!skip)
|
|
|
11314 EMSG(_("E129: Function name required"));
|
|
|
11315 return NULL;
|
|
|
11316 }
|
|
|
11317 if (expr_start != NULL && !skip)
|
|
|
11318 {
|
|
|
11319 /* expand magic curlies */
|
|
|
11320 temp_string = make_expanded_name(start, expr_start, expr_end, end);
|
|
|
11321 if (temp_string == NULL)
|
|
|
11322 {
|
|
|
11323 /*
|
|
|
11324 * Report an invalid expression in braces, unless the expression
|
|
|
11325 * evaluation has been cancelled due to an aborting error, an
|
|
|
11326 * interrupt, or an exception.
|
|
|
11327 */
|
|
|
11328 if (!aborting())
|
|
|
11329 EMSG2(_(e_invarg2), start);
|
|
|
11330 else
|
|
|
11331 *pp = end;
|
|
|
11332 return NULL;
|
|
|
11333 }
|
|
|
11334 start = temp_string;
|
|
|
11335 len = (int)STRLEN(temp_string);
|
|
|
11336 }
|
|
|
11337 else
|
|
|
11338 len = (int)(end - start);
|
|
|
11339
|
|
|
11340 /*
|
|
|
11341 * Copy the function name to allocated memory.
|
|
|
11342 * Accept <SID>name() inside a script, translate into <SNR>123_name().
|
|
|
11343 * Accept <SNR>123_name() outside a script.
|
|
|
11344 */
|
|
|
11345 if (skip)
|
|
|
11346 lead = 0; /* do nothing */
|
|
|
11347 else if (lead > 0)
|
|
|
11348 {
|
|
|
11349 lead = 3;
|
|
|
11350 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
11351 {
|
|
|
11352 if (current_SID <= 0)
|
|
|
11353 {
|
|
|
11354 EMSG(_(e_usingsid));
|
|
|
11355 return NULL;
|
|
|
11356 }
|
|
|
11357 sprintf((char *)sid_buf, "%ld_", (long)current_SID);
|
|
|
11358 lead += (int)STRLEN(sid_buf);
|
|
|
11359 }
|
|
|
11360 }
|
|
|
11361 else if (!internal && !ASCII_ISUPPER(*start))
|
|
|
11362 {
|
|
|
11363 EMSG2(_("E128: Function name must start with a capital: %s"), start);
|
|
|
11364 return NULL;
|
|
|
11365 }
|
|
|
11366 name = alloc((unsigned)(len + lead + 1));
|
|
|
11367 if (name != NULL)
|
|
|
11368 {
|
|
|
11369 if (lead > 0)
|
|
|
11370 {
|
|
|
11371 name[0] = K_SPECIAL;
|
|
|
11372 name[1] = KS_EXTRA;
|
|
|
11373 name[2] = (int)KE_SNR;
|
|
|
11374 if (eval_fname_sid(*pp)) /* If it's "<SID>" */
|
|
|
11375 STRCPY(name + 3, sid_buf);
|
|
|
11376 }
|
|
|
11377 mch_memmove(name + lead, start, (size_t)len);
|
|
|
11378 name[len + lead] = NUL;
|
|
|
11379 }
|
|
|
11380 *pp = end;
|
|
|
11381
|
|
|
11382 vim_free(temp_string);
|
|
|
11383 return name;
|
|
|
11384 }
|
|
|
11385
|
|
|
11386 /*
|
|
|
11387 * Return 5 if "p" starts with "<SID>" or "<SNR>" (ignoring case).
|
|
|
11388 * Return 2 if "p" starts with "s:".
|
|
|
11389 * Return 0 otherwise.
|
|
|
11390 */
|
|
|
11391 static int
|
|
|
11392 eval_fname_script(p)
|
|
|
11393 char_u *p;
|
|
|
11394 {
|
|
|
11395 if (p[0] == '<' && (STRNICMP(p + 1, "SID>", 4) == 0
|
|
|
11396 || STRNICMP(p + 1, "SNR>", 4) == 0))
|
|
|
11397 return 5;
|
|
|
11398 if (p[0] == 's' && p[1] == ':')
|
|
|
11399 return 2;
|
|
|
11400 return 0;
|
|
|
11401 }
|
|
|
11402
|
|
|
11403 /*
|
|
|
11404 * Return TRUE if "p" starts with "<SID>" or "s:".
|
|
|
11405 * Only works if eval_fname_script() returned non-zero for "p"!
|
|
|
11406 */
|
|
|
11407 static int
|
|
|
11408 eval_fname_sid(p)
|
|
|
11409 char_u *p;
|
|
|
11410 {
|
|
|
11411 return (*p == 's' || TOUPPER_ASC(p[2]) == 'I');
|
|
|
11412 }
|
|
|
11413
|
|
|
11414 /*
|
|
|
11415 * List the head of the function: "name(arg1, arg2)".
|
|
|
11416 */
|
|
|
11417 static void
|
|
|
11418 list_func_head(fp, indent)
|
|
|
11419 ufunc_T *fp;
|
|
|
11420 int indent;
|
|
|
11421 {
|
|
|
11422 int j;
|
|
|
11423
|
|
|
11424 msg_start();
|
|
|
11425 if (indent)
|
|
|
11426 MSG_PUTS(" ");
|
|
|
11427 MSG_PUTS("function ");
|
|
|
11428 if (fp->name[0] == K_SPECIAL)
|
|
|
11429 {
|
|
|
11430 MSG_PUTS_ATTR("<SNR>", hl_attr(HLF_8));
|
|
|
11431 msg_puts(fp->name + 3);
|
|
|
11432 }
|
|
|
11433 else
|
|
|
11434 msg_puts(fp->name);
|
|
|
11435 msg_putchar('(');
|
|
|
11436 for (j = 0; j < fp->args.ga_len; ++j)
|
|
|
11437 {
|
|
|
11438 if (j)
|
|
|
11439 MSG_PUTS(", ");
|
|
|
11440 msg_puts(FUNCARG(fp, j));
|
|
|
11441 }
|
|
|
11442 if (fp->varargs)
|
|
|
11443 {
|
|
|
11444 if (j)
|
|
|
11445 MSG_PUTS(", ");
|
|
|
11446 MSG_PUTS("...");
|
|
|
11447 }
|
|
|
11448 msg_putchar(')');
|
|
|
11449 }
|
|
|
11450
|
|
|
11451 /*
|
|
|
11452 * Find a function by name, return pointer to it in ufuncs.
|
|
|
11453 * Return NULL for unknown function.
|
|
|
11454 */
|
|
|
11455 static ufunc_T *
|
|
|
11456 find_func(name)
|
|
|
11457 char_u *name;
|
|
|
11458 {
|
|
|
11459 ufunc_T *fp;
|
|
|
11460
|
|
|
11461 for (fp = firstfunc; fp != NULL; fp = fp->next)
|
|
|
11462 if (STRCMP(name, fp->name) == 0)
|
|
|
11463 break;
|
|
|
11464 return fp;
|
|
|
11465 }
|
|
|
11466
|
|
56
|
11467 /*
|
|
|
11468 * Return TRUE if a function "name" exists.
|
|
|
11469 */
|
|
|
11470 static int
|
|
|
11471 function_exists(name)
|
|
|
11472 char_u *name;
|
|
|
11473 {
|
|
|
11474 char_u *p = name;
|
|
|
11475 int n = FALSE;
|
|
|
11476
|
|
|
11477 p = trans_function_name(&p, FALSE, TRUE);
|
|
|
11478 if (p != NULL)
|
|
|
11479 {
|
|
|
11480 if (ASCII_ISUPPER(*p) || p[0] == K_SPECIAL)
|
|
|
11481 n = (find_func(p) != NULL);
|
|
|
11482 else if (ASCII_ISLOWER(*p))
|
|
|
11483 n = (find_internal_func(p) >= 0);
|
|
|
11484 vim_free(p);
|
|
|
11485 }
|
|
|
11486 return n;
|
|
|
11487 }
|
|
|
11488
|
|
7
|
11489 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
11490
|
|
|
11491 /*
|
|
|
11492 * Function given to ExpandGeneric() to obtain the list of user defined
|
|
|
11493 * function names.
|
|
|
11494 */
|
|
|
11495 char_u *
|
|
|
11496 get_user_func_name(xp, idx)
|
|
|
11497 expand_T *xp;
|
|
|
11498 int idx;
|
|
|
11499 {
|
|
|
11500 static ufunc_T *fp = NULL;
|
|
|
11501
|
|
|
11502 if (idx == 0)
|
|
|
11503 fp = firstfunc;
|
|
|
11504 if (fp != NULL)
|
|
|
11505 {
|
|
|
11506 if (STRLEN(fp->name) + 4 >= IOSIZE)
|
|
|
11507 return fp->name; /* prevents overflow */
|
|
|
11508
|
|
|
11509 cat_func_name(IObuff, fp);
|
|
|
11510 if (xp->xp_context != EXPAND_USER_FUNC)
|
|
|
11511 {
|
|
|
11512 STRCAT(IObuff, "(");
|
|
|
11513 if (!fp->varargs && fp->args.ga_len == 0)
|
|
|
11514 STRCAT(IObuff, ")");
|
|
|
11515 }
|
|
|
11516
|
|
|
11517 fp = fp->next;
|
|
|
11518 return IObuff;
|
|
|
11519 }
|
|
|
11520 return NULL;
|
|
|
11521 }
|
|
|
11522
|
|
|
11523 #endif /* FEAT_CMDL_COMPL */
|
|
|
11524
|
|
|
11525 /*
|
|
|
11526 * Copy the function name of "fp" to buffer "buf".
|
|
|
11527 * "buf" must be able to hold the function name plus three bytes.
|
|
|
11528 * Takes care of script-local function names.
|
|
|
11529 */
|
|
|
11530 static void
|
|
|
11531 cat_func_name(buf, fp)
|
|
|
11532 char_u *buf;
|
|
|
11533 ufunc_T *fp;
|
|
|
11534 {
|
|
|
11535 if (fp->name[0] == K_SPECIAL)
|
|
|
11536 {
|
|
|
11537 STRCPY(buf, "<SNR>");
|
|
|
11538 STRCAT(buf, fp->name + 3);
|
|
|
11539 }
|
|
|
11540 else
|
|
|
11541 STRCPY(buf, fp->name);
|
|
|
11542 }
|
|
|
11543
|
|
|
11544 /*
|
|
|
11545 * ":delfunction {name}"
|
|
|
11546 */
|
|
|
11547 void
|
|
|
11548 ex_delfunction(eap)
|
|
|
11549 exarg_T *eap;
|
|
|
11550 {
|
|
|
11551 ufunc_T *fp = NULL, *pfp;
|
|
|
11552 char_u *p;
|
|
|
11553 char_u *name;
|
|
|
11554
|
|
|
11555 p = eap->arg;
|
|
|
11556 name = trans_function_name(&p, eap->skip, FALSE);
|
|
|
11557 if (name == NULL)
|
|
|
11558 return;
|
|
|
11559 if (!ends_excmd(*skipwhite(p)))
|
|
|
11560 {
|
|
|
11561 vim_free(name);
|
|
|
11562 EMSG(_(e_trailing));
|
|
|
11563 return;
|
|
|
11564 }
|
|
|
11565 eap->nextcmd = check_nextcmd(p);
|
|
|
11566 if (eap->nextcmd != NULL)
|
|
|
11567 *p = NUL;
|
|
|
11568
|
|
|
11569 if (!eap->skip)
|
|
|
11570 fp = find_func(name);
|
|
|
11571 vim_free(name);
|
|
|
11572
|
|
|
11573 if (!eap->skip)
|
|
|
11574 {
|
|
|
11575 if (fp == NULL)
|
|
|
11576 {
|
|
|
11577 EMSG2(_("E130: Undefined function: %s"), eap->arg);
|
|
|
11578 return;
|
|
|
11579 }
|
|
|
11580 if (fp->calls)
|
|
|
11581 {
|
|
|
11582 EMSG2(_("E131: Cannot delete function %s: It is in use"), eap->arg);
|
|
|
11583 return;
|
|
|
11584 }
|
|
|
11585
|
|
|
11586 /* clear this function */
|
|
|
11587 vim_free(fp->name);
|
|
|
11588 ga_clear_strings(&(fp->args));
|
|
|
11589 ga_clear_strings(&(fp->lines));
|
|
|
11590
|
|
|
11591 /* remove the function from the function list */
|
|
|
11592 if (firstfunc == fp)
|
|
|
11593 firstfunc = fp->next;
|
|
|
11594 else
|
|
|
11595 {
|
|
|
11596 for (pfp = firstfunc; pfp != NULL; pfp = pfp->next)
|
|
|
11597 if (pfp->next == fp)
|
|
|
11598 {
|
|
|
11599 pfp->next = fp->next;
|
|
|
11600 break;
|
|
|
11601 }
|
|
|
11602 }
|
|
|
11603 vim_free(fp);
|
|
|
11604 }
|
|
|
11605 }
|
|
|
11606
|
|
|
11607 /*
|
|
|
11608 * Call a user function.
|
|
|
11609 */
|
|
|
11610 static void
|
|
71
|
11611 call_user_func(fp, argcount, argvars, rettv, firstline, lastline)
|
|
7
|
11612 ufunc_T *fp; /* pointer to function */
|
|
|
11613 int argcount; /* nr of args */
|
|
56
|
11614 typeval *argvars; /* arguments */
|
|
71
|
11615 typeval *rettv; /* return value */
|
|
7
|
11616 linenr_T firstline; /* first line of range */
|
|
|
11617 linenr_T lastline; /* last line of range */
|
|
|
11618 {
|
|
|
11619 char_u *save_sourcing_name;
|
|
|
11620 linenr_T save_sourcing_lnum;
|
|
|
11621 scid_T save_current_SID;
|
|
|
11622 struct funccall fc;
|
|
|
11623 struct funccall *save_fcp = current_funccal;
|
|
|
11624 int save_did_emsg;
|
|
|
11625 static int depth = 0;
|
|
|
11626
|
|
|
11627 /* If depth of calling is getting too high, don't execute the function */
|
|
|
11628 if (depth >= p_mfd)
|
|
|
11629 {
|
|
|
11630 EMSG(_("E132: Function call depth is higher than 'maxfuncdepth'"));
|
|
71
|
11631 rettv->v_type = VAR_NUMBER;
|
|
|
11632 rettv->vval.v_number = -1;
|
|
7
|
11633 return;
|
|
|
11634 }
|
|
|
11635 ++depth;
|
|
|
11636
|
|
|
11637 line_breakcheck(); /* check for CTRL-C hit */
|
|
|
11638
|
|
|
11639 /* set local variables */
|
|
56
|
11640 vars_init(&fc.l_vars);
|
|
7
|
11641 fc.func = fp;
|
|
|
11642 fc.argcount = argcount;
|
|
|
11643 fc.argvars = argvars;
|
|
71
|
11644 fc.rettv = rettv;
|
|
|
11645 rettv->vval.v_number = 0;
|
|
7
|
11646 fc.linenr = 0;
|
|
|
11647 fc.returned = FALSE;
|
|
|
11648 fc.level = ex_nesting_level;
|
|
56
|
11649 fc.a0_var.tv.v_type = VAR_NUMBER;
|
|
|
11650 fc.a0_var.tv.vval.v_number = argcount - fp->args.ga_len;
|
|
|
11651 fc.a0_var.v_name = NULL;
|
|
7
|
11652 current_funccal = &fc;
|
|
56
|
11653 fc.firstline.tv.v_type = VAR_NUMBER;
|
|
|
11654 fc.firstline.tv.vval.v_number = firstline;
|
|
|
11655 fc.firstline.v_name = NULL;
|
|
|
11656 fc.lastline.tv.v_type = VAR_NUMBER;
|
|
|
11657 fc.lastline.tv.vval.v_number = lastline;
|
|
|
11658 fc.lastline.v_name = NULL;
|
|
7
|
11659 /* Check if this function has a breakpoint. */
|
|
|
11660 fc.breakpoint = dbg_find_breakpoint(FALSE, fp->name, (linenr_T)0);
|
|
|
11661 fc.dbg_tick = debug_tick;
|
|
|
11662
|
|
|
11663 /* Don't redraw while executing the function. */
|
|
|
11664 ++RedrawingDisabled;
|
|
|
11665 save_sourcing_name = sourcing_name;
|
|
|
11666 save_sourcing_lnum = sourcing_lnum;
|
|
|
11667 sourcing_lnum = 1;
|
|
|
11668 sourcing_name = alloc((unsigned)((save_sourcing_name == NULL ? 0
|
|
|
11669 : STRLEN(save_sourcing_name)) + STRLEN(fp->name) + 13));
|
|
|
11670 if (sourcing_name != NULL)
|
|
|
11671 {
|
|
|
11672 if (save_sourcing_name != NULL
|
|
|
11673 && STRNCMP(save_sourcing_name, "function ", 9) == 0)
|
|
|
11674 sprintf((char *)sourcing_name, "%s..", save_sourcing_name);
|
|
|
11675 else
|
|
|
11676 STRCPY(sourcing_name, "function ");
|
|
|
11677 cat_func_name(sourcing_name + STRLEN(sourcing_name), fp);
|
|
|
11678
|
|
|
11679 if (p_verbose >= 12)
|
|
|
11680 {
|
|
|
11681 ++no_wait_return;
|
|
|
11682 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
11683 msg_str((char_u *)_("calling %s"), sourcing_name);
|
|
|
11684 if (p_verbose >= 14)
|
|
|
11685 {
|
|
|
11686 int i;
|
|
|
11687 char_u buf[MSG_BUF_LEN];
|
|
|
11688
|
|
|
11689 msg_puts((char_u *)"(");
|
|
|
11690 for (i = 0; i < argcount; ++i)
|
|
|
11691 {
|
|
|
11692 if (i > 0)
|
|
|
11693 msg_puts((char_u *)", ");
|
|
56
|
11694 if (argvars[i].v_type == VAR_NUMBER)
|
|
|
11695 msg_outnum((long)argvars[i].vval.v_number);
|
|
7
|
11696 else
|
|
|
11697 {
|
|
71
|
11698 trunc_string(get_tv_string(&argvars[i]),
|
|
7
|
11699 buf, MSG_BUF_LEN);
|
|
|
11700 msg_puts((char_u *)"\"");
|
|
|
11701 msg_puts(buf);
|
|
|
11702 msg_puts((char_u *)"\"");
|
|
|
11703 }
|
|
|
11704 }
|
|
|
11705 msg_puts((char_u *)")");
|
|
|
11706 }
|
|
|
11707 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
11708 cmdline_row = msg_row;
|
|
|
11709 --no_wait_return;
|
|
|
11710 }
|
|
|
11711 }
|
|
|
11712 save_current_SID = current_SID;
|
|
|
11713 current_SID = fp->script_ID;
|
|
|
11714 save_did_emsg = did_emsg;
|
|
|
11715 did_emsg = FALSE;
|
|
|
11716
|
|
|
11717 /* call do_cmdline() to execute the lines */
|
|
|
11718 do_cmdline(NULL, get_func_line, (void *)&fc,
|
|
|
11719 DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT);
|
|
|
11720
|
|
|
11721 --RedrawingDisabled;
|
|
|
11722
|
|
|
11723 /* when the function was aborted because of an error, return -1 */
|
|
71
|
11724 if ((did_emsg && (fp->flags & FC_ABORT)) || rettv->v_type == VAR_UNKNOWN)
|
|
|
11725 {
|
|
|
11726 clear_tv(rettv);
|
|
|
11727 rettv->v_type = VAR_NUMBER;
|
|
|
11728 rettv->vval.v_number = -1;
|
|
7
|
11729 }
|
|
|
11730
|
|
|
11731 /* when being verbose, mention the return value */
|
|
|
11732 if (p_verbose >= 12)
|
|
|
11733 {
|
|
|
11734 char_u *sn, *val;
|
|
|
11735
|
|
|
11736 ++no_wait_return;
|
|
|
11737 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
11738
|
|
|
11739 /* Make sure the output fits in IObuff. */
|
|
|
11740 sn = sourcing_name;
|
|
|
11741 if (STRLEN(sourcing_name) > IOSIZE / 2 - 50)
|
|
|
11742 sn = sourcing_name + STRLEN(sourcing_name) - (IOSIZE / 2 - 50);
|
|
|
11743
|
|
|
11744 if (aborting())
|
|
|
11745 smsg((char_u *)_("%s aborted"), sn);
|
|
71
|
11746 else if (fc.rettv->v_type == VAR_NUMBER)
|
|
7
|
11747 smsg((char_u *)_("%s returning #%ld"), sn,
|
|
71
|
11748 (long)fc.rettv->vval.v_number);
|
|
|
11749 else if (fc.rettv->v_type == VAR_STRING)
|
|
|
11750 {
|
|
|
11751 val = get_tv_string(fc.rettv);
|
|
7
|
11752 if (STRLEN(val) > IOSIZE / 2 - 50)
|
|
|
11753 val = val + STRLEN(val) - (IOSIZE / 2 - 50);
|
|
|
11754 smsg((char_u *)_("%s returning \"%s\""), sn, val);
|
|
|
11755 }
|
|
|
11756 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
11757 cmdline_row = msg_row;
|
|
|
11758 --no_wait_return;
|
|
|
11759 }
|
|
|
11760
|
|
|
11761 vim_free(sourcing_name);
|
|
|
11762 sourcing_name = save_sourcing_name;
|
|
|
11763 sourcing_lnum = save_sourcing_lnum;
|
|
|
11764 current_SID = save_current_SID;
|
|
|
11765
|
|
|
11766 if (p_verbose >= 12 && sourcing_name != NULL)
|
|
|
11767 {
|
|
|
11768 ++no_wait_return;
|
|
|
11769 msg_scroll = TRUE; /* always scroll up, don't overwrite */
|
|
|
11770 msg_str((char_u *)_("continuing in %s"), sourcing_name);
|
|
|
11771 msg_puts((char_u *)"\n"); /* don't overwrite this either */
|
|
|
11772 cmdline_row = msg_row;
|
|
|
11773 --no_wait_return;
|
|
|
11774 }
|
|
|
11775
|
|
|
11776 did_emsg |= save_did_emsg;
|
|
|
11777 current_funccal = save_fcp;
|
|
|
11778
|
|
56
|
11779 vars_clear(&fc.l_vars); /* free all local variables */
|
|
7
|
11780 --depth;
|
|
|
11781 }
|
|
|
11782
|
|
|
11783 /*
|
|
|
11784 * ":return [expr]"
|
|
|
11785 */
|
|
|
11786 void
|
|
|
11787 ex_return(eap)
|
|
|
11788 exarg_T *eap;
|
|
|
11789 {
|
|
|
11790 char_u *arg = eap->arg;
|
|
71
|
11791 typeval rettv;
|
|
7
|
11792 int returning = FALSE;
|
|
|
11793
|
|
|
11794 if (current_funccal == NULL)
|
|
|
11795 {
|
|
|
11796 EMSG(_("E133: :return not inside a function"));
|
|
|
11797 return;
|
|
|
11798 }
|
|
|
11799
|
|
|
11800 if (eap->skip)
|
|
|
11801 ++emsg_skip;
|
|
|
11802
|
|
|
11803 eap->nextcmd = NULL;
|
|
|
11804 if ((*arg != NUL && *arg != '|' && *arg != '\n')
|
|
71
|
11805 && eval0(arg, &rettv, &eap->nextcmd, !eap->skip) != FAIL)
|
|
7
|
11806 {
|
|
|
11807 if (!eap->skip)
|
|
71
|
11808 returning = do_return(eap, FALSE, TRUE, &rettv);
|
|
7
|
11809 else
|
|
71
|
11810 clear_tv(&rettv);
|
|
7
|
11811 }
|
|
|
11812 /* It's safer to return also on error. */
|
|
|
11813 else if (!eap->skip)
|
|
|
11814 {
|
|
|
11815 /*
|
|
|
11816 * Return unless the expression evaluation has been cancelled due to an
|
|
|
11817 * aborting error, an interrupt, or an exception.
|
|
|
11818 */
|
|
|
11819 if (!aborting())
|
|
|
11820 returning = do_return(eap, FALSE, TRUE, NULL);
|
|
|
11821 }
|
|
|
11822
|
|
|
11823 /* When skipping or the return gets pending, advance to the next command
|
|
|
11824 * in this line (!returning). Otherwise, ignore the rest of the line.
|
|
|
11825 * Following lines will be ignored by get_func_line(). */
|
|
|
11826 if (returning)
|
|
|
11827 eap->nextcmd = NULL;
|
|
|
11828 else if (eap->nextcmd == NULL) /* no argument */
|
|
|
11829 eap->nextcmd = check_nextcmd(arg);
|
|
|
11830
|
|
|
11831 if (eap->skip)
|
|
|
11832 --emsg_skip;
|
|
|
11833 }
|
|
|
11834
|
|
|
11835 /*
|
|
|
11836 * Return from a function. Possibly makes the return pending. Also called
|
|
|
11837 * for a pending return at the ":endtry" or after returning from an extra
|
|
|
11838 * do_cmdline(). "reanimate" is used in the latter case. "is_cmd" is set
|
|
71
|
11839 * when called due to a ":return" command. "rettv" may point to a typeval
|
|
|
11840 * with the return rettv. Returns TRUE when the return can be carried out,
|
|
7
|
11841 * FALSE when the return gets pending.
|
|
|
11842 */
|
|
|
11843 int
|
|
71
|
11844 do_return(eap, reanimate, is_cmd, rettv)
|
|
7
|
11845 exarg_T *eap;
|
|
|
11846 int reanimate;
|
|
|
11847 int is_cmd;
|
|
71
|
11848 void *rettv;
|
|
7
|
11849 {
|
|
|
11850 int idx;
|
|
|
11851 struct condstack *cstack = eap->cstack;
|
|
|
11852
|
|
|
11853 if (reanimate)
|
|
|
11854 /* Undo the return. */
|
|
|
11855 current_funccal->returned = FALSE;
|
|
|
11856
|
|
|
11857 /*
|
|
|
11858 * Cleanup (and inactivate) conditionals, but stop when a try conditional
|
|
|
11859 * not in its finally clause (which then is to be executed next) is found.
|
|
|
11860 * In this case, make the ":return" pending for execution at the ":endtry".
|
|
|
11861 * Otherwise, return normally.
|
|
|
11862 */
|
|
|
11863 idx = cleanup_conditionals(eap->cstack, 0, TRUE);
|
|
|
11864 if (idx >= 0)
|
|
|
11865 {
|
|
|
11866 cstack->cs_pending[idx] = CSTP_RETURN;
|
|
|
11867
|
|
|
11868 if (!is_cmd && !reanimate)
|
|
71
|
11869 /* A pending return again gets pending. "rettv" points to an
|
|
|
11870 * allocated variable with the rettv of the original ":return"'s
|
|
7
|
11871 * argument if present or is NULL else. */
|
|
71
|
11872 cstack->cs_rettv[idx] = rettv;
|
|
7
|
11873 else
|
|
|
11874 {
|
|
|
11875 /* When undoing a return in order to make it pending, get the stored
|
|
71
|
11876 * return rettv. */
|
|
7
|
11877 if (reanimate)
|
|
71
|
11878 rettv = current_funccal->rettv;
|
|
|
11879
|
|
|
11880 if (rettv != NULL)
|
|
7
|
11881 {
|
|
|
11882 /* Store the value of the pending return. */
|
|
71
|
11883 if ((cstack->cs_rettv[idx] = alloc_tv()) != NULL)
|
|
|
11884 *(typeval *)cstack->cs_rettv[idx] = *(typeval *)rettv;
|
|
7
|
11885 else
|
|
|
11886 EMSG(_(e_outofmem));
|
|
|
11887 }
|
|
|
11888 else
|
|
71
|
11889 cstack->cs_rettv[idx] = NULL;
|
|
7
|
11890
|
|
|
11891 if (reanimate)
|
|
|
11892 {
|
|
|
11893 /* The pending return value could be overwritten by a ":return"
|
|
|
11894 * without argument in a finally clause; reset the default
|
|
|
11895 * return value. */
|
|
71
|
11896 current_funccal->rettv->v_type = VAR_NUMBER;
|
|
|
11897 current_funccal->rettv->vval.v_number = 0;
|
|
|
11898 }
|
|
|
11899 }
|
|
|
11900 report_make_pending(CSTP_RETURN, rettv);
|
|
7
|
11901 }
|
|
|
11902 else
|
|
|
11903 {
|
|
|
11904 current_funccal->returned = TRUE;
|
|
|
11905
|
|
|
11906 /* If the return is carried out now, store the return value. For
|
|
|
11907 * a return immediately after reanimation, the value is already
|
|
|
11908 * there. */
|
|
71
|
11909 if (!reanimate && rettv != NULL)
|
|
|
11910 {
|
|
|
11911 clear_tv(current_funccal->rettv);
|
|
|
11912 *current_funccal->rettv = *(typeval *)rettv;
|
|
7
|
11913 if (!is_cmd)
|
|
71
|
11914 vim_free(rettv);
|
|
7
|
11915 }
|
|
|
11916 }
|
|
|
11917
|
|
|
11918 return idx < 0;
|
|
|
11919 }
|
|
|
11920
|
|
|
11921 /*
|
|
|
11922 * Free the variable with a pending return value.
|
|
|
11923 */
|
|
|
11924 void
|
|
71
|
11925 discard_pending_return(rettv)
|
|
|
11926 void *rettv;
|
|
|
11927 {
|
|
|
11928 free_tv((typeval *)rettv);
|
|
|
11929 }
|
|
|
11930
|
|
|
11931 /*
|
|
|
11932 * Generate a return command for producing the value of "rettv". The result
|
|
7
|
11933 * is an allocated string. Used by report_pending() for verbose messages.
|
|
|
11934 */
|
|
|
11935 char_u *
|
|
71
|
11936 get_return_cmd(rettv)
|
|
|
11937 void *rettv;
|
|
|
11938 {
|
|
|
11939 char_u *s;
|
|
|
11940 char_u *tofree = NULL;
|
|
|
11941
|
|
|
11942 if (rettv == NULL)
|
|
|
11943 s = (char_u *)"";
|
|
|
11944 else
|
|
|
11945 s = tv2string((typeval *)rettv, &tofree);
|
|
|
11946
|
|
|
11947 STRCPY(IObuff, ":return ");
|
|
|
11948 STRNCPY(IObuff + 8, s, IOSIZE - 8);
|
|
|
11949 if (STRLEN(s) + 8 >= IOSIZE)
|
|
|
11950 STRCPY(IObuff + IOSIZE - 4, "...");
|
|
|
11951 vim_free(tofree);
|
|
|
11952 return vim_strsave(IObuff);
|
|
7
|
11953 }
|
|
|
11954
|
|
|
11955 /*
|
|
|
11956 * Get next function line.
|
|
|
11957 * Called by do_cmdline() to get the next line.
|
|
|
11958 * Returns allocated string, or NULL for end of function.
|
|
|
11959 */
|
|
|
11960 /* ARGSUSED */
|
|
|
11961 char_u *
|
|
|
11962 get_func_line(c, cookie, indent)
|
|
|
11963 int c; /* not used */
|
|
|
11964 void *cookie;
|
|
|
11965 int indent; /* not used */
|
|
|
11966 {
|
|
|
11967 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
11968 char_u *retval;
|
|
|
11969 garray_T *gap; /* growarray with function lines */
|
|
|
11970
|
|
|
11971 /* If breakpoints have been added/deleted need to check for it. */
|
|
|
11972 if (fcp->dbg_tick != debug_tick)
|
|
|
11973 {
|
|
|
11974 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
11975 sourcing_lnum);
|
|
|
11976 fcp->dbg_tick = debug_tick;
|
|
|
11977 }
|
|
|
11978
|
|
|
11979 gap = &fcp->func->lines;
|
|
|
11980 if ((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
11981 retval = NULL;
|
|
|
11982 else if (fcp->returned || fcp->linenr >= gap->ga_len)
|
|
|
11983 retval = NULL;
|
|
|
11984 else
|
|
|
11985 {
|
|
|
11986 retval = vim_strsave(((char_u **)(gap->ga_data))[fcp->linenr++]);
|
|
|
11987 sourcing_lnum = fcp->linenr;
|
|
|
11988 }
|
|
|
11989
|
|
|
11990 /* Did we encounter a breakpoint? */
|
|
|
11991 if (fcp->breakpoint != 0 && fcp->breakpoint <= sourcing_lnum)
|
|
|
11992 {
|
|
|
11993 dbg_breakpoint(fcp->func->name, sourcing_lnum);
|
|
|
11994 /* Find next breakpoint. */
|
|
|
11995 fcp->breakpoint = dbg_find_breakpoint(FALSE, fcp->func->name,
|
|
|
11996 sourcing_lnum);
|
|
|
11997 fcp->dbg_tick = debug_tick;
|
|
|
11998 }
|
|
|
11999
|
|
|
12000 return retval;
|
|
|
12001 }
|
|
|
12002
|
|
|
12003 /*
|
|
|
12004 * Return TRUE if the currently active function should be ended, because a
|
|
|
12005 * return was encountered or an error occured. Used inside a ":while".
|
|
|
12006 */
|
|
|
12007 int
|
|
|
12008 func_has_ended(cookie)
|
|
|
12009 void *cookie;
|
|
|
12010 {
|
|
|
12011 struct funccall *fcp = (struct funccall *)cookie;
|
|
|
12012
|
|
|
12013 /* Ignore the "abort" flag if the abortion behavior has been changed due to
|
|
|
12014 * an error inside a try conditional. */
|
|
|
12015 return (((fcp->func->flags & FC_ABORT) && did_emsg && !aborted_in_try())
|
|
|
12016 || fcp->returned);
|
|
|
12017 }
|
|
|
12018
|
|
|
12019 /*
|
|
|
12020 * return TRUE if cookie indicates a function which "abort"s on errors.
|
|
|
12021 */
|
|
|
12022 int
|
|
|
12023 func_has_abort(cookie)
|
|
|
12024 void *cookie;
|
|
|
12025 {
|
|
|
12026 return ((struct funccall *)cookie)->func->flags & FC_ABORT;
|
|
|
12027 }
|
|
|
12028
|
|
|
12029 #if defined(FEAT_VIMINFO) || defined(FEAT_SESSION)
|
|
|
12030 typedef enum
|
|
|
12031 {
|
|
|
12032 VAR_FLAVOUR_DEFAULT,
|
|
|
12033 VAR_FLAVOUR_SESSION,
|
|
|
12034 VAR_FLAVOUR_VIMINFO
|
|
|
12035 } var_flavour_T;
|
|
|
12036
|
|
|
12037 static var_flavour_T var_flavour __ARGS((char_u *varname));
|
|
|
12038
|
|
|
12039 static var_flavour_T
|
|
|
12040 var_flavour(varname)
|
|
|
12041 char_u *varname;
|
|
|
12042 {
|
|
|
12043 char_u *p = varname;
|
|
|
12044
|
|
|
12045 if (ASCII_ISUPPER(*p))
|
|
|
12046 {
|
|
|
12047 while (*(++p))
|
|
|
12048 if (ASCII_ISLOWER(*p))
|
|
|
12049 return VAR_FLAVOUR_SESSION;
|
|
|
12050 return VAR_FLAVOUR_VIMINFO;
|
|
|
12051 }
|
|
|
12052 else
|
|
|
12053 return VAR_FLAVOUR_DEFAULT;
|
|
|
12054 }
|
|
|
12055 #endif
|
|
|
12056
|
|
|
12057 #if defined(FEAT_VIMINFO) || defined(PROTO)
|
|
|
12058 /*
|
|
|
12059 * Restore global vars that start with a capital from the viminfo file
|
|
|
12060 */
|
|
|
12061 int
|
|
|
12062 read_viminfo_varlist(virp, writing)
|
|
|
12063 vir_T *virp;
|
|
|
12064 int writing;
|
|
|
12065 {
|
|
|
12066 char_u *tab;
|
|
|
12067 int is_string = FALSE;
|
|
76
|
12068 typeval tv;
|
|
7
|
12069
|
|
|
12070 if (!writing && (find_viminfo_parameter('!') != NULL))
|
|
|
12071 {
|
|
|
12072 tab = vim_strchr(virp->vir_line + 1, '\t');
|
|
|
12073 if (tab != NULL)
|
|
|
12074 {
|
|
|
12075 *tab++ = '\0'; /* isolate the variable name */
|
|
|
12076 if (*tab == 'S') /* string var */
|
|
|
12077 is_string = TRUE;
|
|
|
12078
|
|
|
12079 tab = vim_strchr(tab, '\t');
|
|
|
12080 if (tab != NULL)
|
|
|
12081 {
|
|
|
12082 if (is_string)
|
|
|
12083 {
|
|
76
|
12084 tv.v_type = VAR_STRING;
|
|
|
12085 tv.vval.v_string = viminfo_readstring(virp,
|
|
7
|
12086 (int)(tab - virp->vir_line + 1), TRUE);
|
|
|
12087 }
|
|
|
12088 else
|
|
|
12089 {
|
|
76
|
12090 tv.v_type = VAR_NUMBER;
|
|
|
12091 tv.vval.v_number = atol((char *)tab + 1);
|
|
7
|
12092 }
|
|
76
|
12093 set_var(virp->vir_line + 1, &tv, FALSE);
|
|
|
12094 if (is_string)
|
|
|
12095 vim_free(tv.vval.v_string);
|
|
7
|
12096 }
|
|
|
12097 }
|
|
|
12098 }
|
|
|
12099
|
|
|
12100 return viminfo_readline(virp);
|
|
|
12101 }
|
|
|
12102
|
|
|
12103 /*
|
|
|
12104 * Write global vars that start with a capital to the viminfo file
|
|
|
12105 */
|
|
|
12106 void
|
|
|
12107 write_viminfo_varlist(fp)
|
|
|
12108 FILE *fp;
|
|
|
12109 {
|
|
|
12110 garray_T *gap = &variables; /* global variable */
|
|
|
12111 VAR this_var;
|
|
|
12112 int i;
|
|
71
|
12113 char *s;
|
|
|
12114 char_u *tofree;
|
|
7
|
12115
|
|
|
12116 if (find_viminfo_parameter('!') == NULL)
|
|
|
12117 return;
|
|
|
12118
|
|
|
12119 fprintf(fp, _("\n# global variables:\n"));
|
|
|
12120 for (i = gap->ga_len; --i >= 0; )
|
|
|
12121 {
|
|
|
12122 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
56
|
12123 if (this_var->v_name != NULL
|
|
|
12124 && var_flavour(this_var->v_name) == VAR_FLAVOUR_VIMINFO)
|
|
|
12125 {
|
|
71
|
12126 switch (this_var->tv.v_type)
|
|
|
12127 {
|
|
|
12128 case VAR_STRING: s = "STR"; break;
|
|
|
12129 case VAR_NUMBER: s = "NUM"; break;
|
|
76
|
12130 default: continue;
|
|
71
|
12131 }
|
|
|
12132 fprintf(fp, "!%s\t%s\t", this_var->v_name, s);
|
|
|
12133 viminfo_writestring(fp, tv2string(&this_var->tv, &tofree));
|
|
|
12134 vim_free(tofree);
|
|
7
|
12135 }
|
|
|
12136 }
|
|
|
12137 }
|
|
|
12138 #endif
|
|
|
12139
|
|
|
12140 #if defined(FEAT_SESSION) || defined(PROTO)
|
|
|
12141 int
|
|
|
12142 store_session_globals(fd)
|
|
|
12143 FILE *fd;
|
|
|
12144 {
|
|
|
12145 garray_T *gap = &variables; /* global variable */
|
|
|
12146 VAR this_var;
|
|
|
12147 int i;
|
|
|
12148 char_u *p, *t;
|
|
|
12149
|
|
|
12150 for (i = gap->ga_len; --i >= 0; )
|
|
|
12151 {
|
|
|
12152 this_var = &VAR_GAP_ENTRY(i, gap);
|
|
76
|
12153 if (this_var->v_name != NULL
|
|
|
12154 && (this_var->tv.v_type == VAR_NUMBER
|
|
|
12155 || this_var->tv.v_type == VAR_STRING)
|
|
|
12156 && var_flavour(this_var->v_name) == VAR_FLAVOUR_SESSION)
|
|
|
12157 {
|
|
|
12158 /* Escape special characters with a backslash. Turn a LF and
|
|
|
12159 * CR into \n and \r. */
|
|
|
12160 p = vim_strsave_escaped(get_var_string(this_var),
|
|
7
|
12161 (char_u *)"\\\"\n\r");
|
|
76
|
12162 if (p == NULL) /* out of memory */
|
|
|
12163 continue;
|
|
|
12164 for (t = p; *t != NUL; ++t)
|
|
|
12165 if (*t == '\n')
|
|
|
12166 *t = 'n';
|
|
|
12167 else if (*t == '\r')
|
|
|
12168 *t = 'r';
|
|
|
12169 if ((fprintf(fd, "let %s = %c%s%c",
|
|
|
12170 this_var->v_name,
|
|
|
12171 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ',
|
|
|
12172 p,
|
|
|
12173 (this_var->tv.v_type == VAR_STRING) ? '"' : ' ') < 0)
|
|
|
12174 || put_eol(fd) == FAIL)
|
|
|
12175 {
|
|
7
|
12176 vim_free(p);
|
|
76
|
12177 return FAIL;
|
|
|
12178 }
|
|
|
12179 vim_free(p);
|
|
7
|
12180 }
|
|
|
12181 }
|
|
|
12182 return OK;
|
|
|
12183 }
|
|
|
12184 #endif
|
|
|
12185
|
|
|
12186 #endif /* FEAT_EVAL */
|
|
|
12187
|
|
|
12188 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
12189
|
|
|
12190
|
|
|
12191 #ifdef WIN3264
|
|
|
12192 /*
|
|
|
12193 * Functions for ":8" filename modifier: get 8.3 version of a filename.
|
|
|
12194 */
|
|
|
12195 static int get_short_pathname __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
12196 static int shortpath_for_invalid_fname __ARGS((char_u **fname, char_u **bufp, int *fnamelen));
|
|
|
12197 static int shortpath_for_partial __ARGS((char_u **fnamep, char_u **bufp, int *fnamelen));
|
|
|
12198
|
|
|
12199 /*
|
|
|
12200 * Get the short pathname of a file.
|
|
|
12201 * Returns 1 on success. *fnamelen is 0 for nonexistant path.
|
|
|
12202 */
|
|
|
12203 static int
|
|
|
12204 get_short_pathname(fnamep, bufp, fnamelen)
|
|
|
12205 char_u **fnamep;
|
|
|
12206 char_u **bufp;
|
|
|
12207 int *fnamelen;
|
|
|
12208 {
|
|
|
12209 int l,len;
|
|
|
12210 char_u *newbuf;
|
|
|
12211
|
|
|
12212 len = *fnamelen;
|
|
|
12213
|
|
|
12214 l = GetShortPathName(*fnamep, *fnamep, len);
|
|
|
12215 if (l > len - 1)
|
|
|
12216 {
|
|
|
12217 /* If that doesn't work (not enough space), then save the string
|
|
|
12218 * and try again with a new buffer big enough
|
|
|
12219 */
|
|
|
12220 newbuf = vim_strnsave(*fnamep, l);
|
|
|
12221 if (newbuf == NULL)
|
|
|
12222 return 0;
|
|
|
12223
|
|
|
12224 vim_free(*bufp);
|
|
|
12225 *fnamep = *bufp = newbuf;
|
|
|
12226
|
|
|
12227 l = GetShortPathName(*fnamep,*fnamep,l+1);
|
|
|
12228
|
|
|
12229 /* Really should always succeed, as the buffer is big enough */
|
|
|
12230 }
|
|
|
12231
|
|
|
12232 *fnamelen = l;
|
|
|
12233 return 1;
|
|
|
12234 }
|
|
|
12235
|
|
|
12236 /*
|
|
|
12237 * Create a short path name. Returns the length of the buffer it needs.
|
|
|
12238 * Doesn't copy over the end of the buffer passed in.
|
|
|
12239 */
|
|
|
12240 static int
|
|
|
12241 shortpath_for_invalid_fname(fname, bufp, fnamelen)
|
|
|
12242 char_u **fname;
|
|
|
12243 char_u **bufp;
|
|
|
12244 int *fnamelen;
|
|
|
12245 {
|
|
|
12246 char_u *s, *p, *pbuf2, *pbuf3;
|
|
|
12247 char_u ch;
|
|
|
12248 int l,len,len2,plen,slen;
|
|
|
12249
|
|
|
12250 /* Make a copy */
|
|
|
12251 len2 = *fnamelen;
|
|
|
12252 pbuf2 = vim_strnsave(*fname, len2);
|
|
|
12253 pbuf3 = NULL;
|
|
|
12254
|
|
|
12255 s = pbuf2 + len2 - 1; /* Find the end */
|
|
|
12256 slen = 1;
|
|
|
12257 plen = len2;
|
|
|
12258
|
|
|
12259 l = 0;
|
|
39
|
12260 if (after_pathsep(pbuf2, s + 1))
|
|
7
|
12261 {
|
|
|
12262 --s;
|
|
|
12263 ++slen;
|
|
|
12264 --plen;
|
|
|
12265 }
|
|
|
12266
|
|
|
12267 do
|
|
|
12268 {
|
|
|
12269 /* Go back one path-seperator */
|
|
39
|
12270 while (s > pbuf2 && !after_pathsep(pbuf2, s + 1))
|
|
7
|
12271 {
|
|
|
12272 --s;
|
|
|
12273 ++slen;
|
|
|
12274 --plen;
|
|
|
12275 }
|
|
|
12276 if (s <= pbuf2)
|
|
|
12277 break;
|
|
|
12278
|
|
|
12279 /* Remeber the character that is about to be blatted */
|
|
|
12280 ch = *s;
|
|
|
12281 *s = 0; /* get_short_pathname requires a null-terminated string */
|
|
|
12282
|
|
|
12283 /* Try it in situ */
|
|
|
12284 p = pbuf2;
|
|
|
12285 if (!get_short_pathname(&p, &pbuf3, &plen))
|
|
|
12286 {
|
|
|
12287 vim_free(pbuf2);
|
|
|
12288 return -1;
|
|
|
12289 }
|
|
|
12290 *s = ch; /* Preserve the string */
|
|
|
12291 } while (plen == 0);
|
|
|
12292
|
|
|
12293 if (plen > 0)
|
|
|
12294 {
|
|
|
12295 /* Remeber the length of the new string. */
|
|
|
12296 *fnamelen = len = plen + slen;
|
|
|
12297 vim_free(*bufp);
|
|
|
12298 if (len > len2)
|
|
|
12299 {
|
|
|
12300 /* If there's not enough space in the currently allocated string,
|
|
|
12301 * then copy it to a buffer big enough.
|
|
|
12302 */
|
|
|
12303 *fname= *bufp = vim_strnsave(p, len);
|
|
|
12304 if (*fname == NULL)
|
|
|
12305 return -1;
|
|
|
12306 }
|
|
|
12307 else
|
|
|
12308 {
|
|
|
12309 /* Transfer pbuf2 to being the main buffer (it's big enough) */
|
|
|
12310 *fname = *bufp = pbuf2;
|
|
|
12311 if (p != pbuf2)
|
|
|
12312 strncpy(*fname, p, plen);
|
|
|
12313 pbuf2 = NULL;
|
|
|
12314 }
|
|
|
12315 /* Concat the next bit */
|
|
|
12316 strncpy(*fname + plen, s, slen);
|
|
|
12317 (*fname)[len] = '\0';
|
|
|
12318 }
|
|
|
12319 vim_free(pbuf3);
|
|
|
12320 vim_free(pbuf2);
|
|
|
12321 return 0;
|
|
|
12322 }
|
|
|
12323
|
|
|
12324 /*
|
|
|
12325 * Get a pathname for a partial path.
|
|
|
12326 */
|
|
|
12327 static int
|
|
|
12328 shortpath_for_partial(fnamep, bufp, fnamelen)
|
|
|
12329 char_u **fnamep;
|
|
|
12330 char_u **bufp;
|
|
|
12331 int *fnamelen;
|
|
|
12332 {
|
|
|
12333 int sepcount, len, tflen;
|
|
|
12334 char_u *p;
|
|
|
12335 char_u *pbuf, *tfname;
|
|
|
12336 int hasTilde;
|
|
|
12337
|
|
|
12338 /* Count up the path seperators from the RHS.. so we know which part
|
|
|
12339 * of the path to return.
|
|
|
12340 */
|
|
|
12341 sepcount = 0;
|
|
39
|
12342 for (p = *fnamep; p < *fnamep + *fnamelen; mb_ptr_adv(p))
|
|
7
|
12343 if (vim_ispathsep(*p))
|
|
|
12344 ++sepcount;
|
|
|
12345
|
|
|
12346 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
12347 hasTilde = (**fnamep == '~');
|
|
|
12348 if (hasTilde)
|
|
|
12349 pbuf = tfname = expand_env_save(*fnamep);
|
|
|
12350 else
|
|
|
12351 pbuf = tfname = FullName_save(*fnamep, FALSE);
|
|
|
12352
|
|
|
12353 len = tflen = STRLEN(tfname);
|
|
|
12354
|
|
|
12355 if (!get_short_pathname(&tfname, &pbuf, &len))
|
|
|
12356 return -1;
|
|
|
12357
|
|
|
12358 if (len == 0)
|
|
|
12359 {
|
|
|
12360 /* Don't have a valid filename, so shorten the rest of the
|
|
|
12361 * path if we can. This CAN give us invalid 8.3 filenames, but
|
|
|
12362 * there's not a lot of point in guessing what it might be.
|
|
|
12363 */
|
|
|
12364 len = tflen;
|
|
|
12365 if (shortpath_for_invalid_fname(&tfname, &pbuf, &len) == -1)
|
|
|
12366 return -1;
|
|
|
12367 }
|
|
|
12368
|
|
|
12369 /* Count the paths backward to find the beginning of the desired string. */
|
|
|
12370 for (p = tfname + len - 1; p >= tfname; --p)
|
|
39
|
12371 {
|
|
|
12372 #ifdef FEAT_MBYTE
|
|
|
12373 if (has_mbyte)
|
|
|
12374 p -= mb_head_off(tfname, p);
|
|
|
12375 #endif
|
|
7
|
12376 if (vim_ispathsep(*p))
|
|
|
12377 {
|
|
|
12378 if (sepcount == 0 || (hasTilde && sepcount == 1))
|
|
|
12379 break;
|
|
|
12380 else
|
|
|
12381 sepcount --;
|
|
|
12382 }
|
|
39
|
12383 }
|
|
7
|
12384 if (hasTilde)
|
|
|
12385 {
|
|
|
12386 --p;
|
|
|
12387 if (p >= tfname)
|
|
|
12388 *p = '~';
|
|
|
12389 else
|
|
|
12390 return -1;
|
|
|
12391 }
|
|
|
12392 else
|
|
|
12393 ++p;
|
|
|
12394
|
|
|
12395 /* Copy in the string - p indexes into tfname - allocated at pbuf */
|
|
|
12396 vim_free(*bufp);
|
|
|
12397 *fnamelen = (int)STRLEN(p);
|
|
|
12398 *bufp = pbuf;
|
|
|
12399 *fnamep = p;
|
|
|
12400
|
|
|
12401 return 0;
|
|
|
12402 }
|
|
|
12403 #endif /* WIN3264 */
|
|
|
12404
|
|
|
12405 /*
|
|
|
12406 * Adjust a filename, according to a string of modifiers.
|
|
|
12407 * *fnamep must be NUL terminated when called. When returning, the length is
|
|
|
12408 * determined by *fnamelen.
|
|
|
12409 * Returns valid flags.
|
|
|
12410 * When there is an error, *fnamep is set to NULL.
|
|
|
12411 */
|
|
|
12412 int
|
|
|
12413 modify_fname(src, usedlen, fnamep, bufp, fnamelen)
|
|
|
12414 char_u *src; /* string with modifiers */
|
|
|
12415 int *usedlen; /* characters after src that are used */
|
|
|
12416 char_u **fnamep; /* file name so far */
|
|
|
12417 char_u **bufp; /* buffer for allocated file name or NULL */
|
|
|
12418 int *fnamelen; /* length of fnamep */
|
|
|
12419 {
|
|
|
12420 int valid = 0;
|
|
|
12421 char_u *tail;
|
|
|
12422 char_u *s, *p, *pbuf;
|
|
|
12423 char_u dirname[MAXPATHL];
|
|
|
12424 int c;
|
|
|
12425 int has_fullname = 0;
|
|
|
12426 #ifdef WIN3264
|
|
|
12427 int has_shortname = 0;
|
|
|
12428 #endif
|
|
|
12429
|
|
|
12430 repeat:
|
|
|
12431 /* ":p" - full path/file_name */
|
|
|
12432 if (src[*usedlen] == ':' && src[*usedlen + 1] == 'p')
|
|
|
12433 {
|
|
|
12434 has_fullname = 1;
|
|
|
12435
|
|
|
12436 valid |= VALID_PATH;
|
|
|
12437 *usedlen += 2;
|
|
|
12438
|
|
|
12439 /* Expand "~/path" for all systems and "~user/path" for Unix and VMS */
|
|
|
12440 if ((*fnamep)[0] == '~'
|
|
|
12441 #if !defined(UNIX) && !(defined(VMS) && defined(USER_HOME))
|
|
|
12442 && ((*fnamep)[1] == '/'
|
|
|
12443 # ifdef BACKSLASH_IN_FILENAME
|
|
|
12444 || (*fnamep)[1] == '\\'
|
|
|
12445 # endif
|
|
|
12446 || (*fnamep)[1] == NUL)
|
|
|
12447
|
|
|
12448 #endif
|
|
|
12449 )
|
|
|
12450 {
|
|
|
12451 *fnamep = expand_env_save(*fnamep);
|
|
|
12452 vim_free(*bufp); /* free any allocated file name */
|
|
|
12453 *bufp = *fnamep;
|
|
|
12454 if (*fnamep == NULL)
|
|
|
12455 return -1;
|
|
|
12456 }
|
|
|
12457
|
|
|
12458 /* When "/." or "/.." is used: force expansion to get rid of it. */
|
|
39
|
12459 for (p = *fnamep; *p != NUL; mb_ptr_adv(p))
|
|
7
|
12460 {
|
|
|
12461 if (vim_ispathsep(*p)
|
|
|
12462 && p[1] == '.'
|
|
|
12463 && (p[2] == NUL
|
|
|
12464 || vim_ispathsep(p[2])
|
|
|
12465 || (p[2] == '.'
|
|
|
12466 && (p[3] == NUL || vim_ispathsep(p[3])))))
|
|
|
12467 break;
|
|
|
12468 }
|
|
|
12469
|
|
|
12470 /* FullName_save() is slow, don't use it when not needed. */
|
|
|
12471 if (*p != NUL || !vim_isAbsName(*fnamep))
|
|
|
12472 {
|
|
|
12473 *fnamep = FullName_save(*fnamep, *p != NUL);
|
|
|
12474 vim_free(*bufp); /* free any allocated file name */
|
|
|
12475 *bufp = *fnamep;
|
|
|
12476 if (*fnamep == NULL)
|
|
|
12477 return -1;
|
|
|
12478 }
|
|
|
12479
|
|
|
12480 /* Append a path separator to a directory. */
|
|
|
12481 if (mch_isdir(*fnamep))
|
|
|
12482 {
|
|
|
12483 /* Make room for one or two extra characters. */
|
|
|
12484 *fnamep = vim_strnsave(*fnamep, (int)STRLEN(*fnamep) + 2);
|
|
|
12485 vim_free(*bufp); /* free any allocated file name */
|
|
|
12486 *bufp = *fnamep;
|
|
|
12487 if (*fnamep == NULL)
|
|
|
12488 return -1;
|
|
|
12489 add_pathsep(*fnamep);
|
|
|
12490 }
|
|
|
12491 }
|
|
|
12492
|
|
|
12493 /* ":." - path relative to the current directory */
|
|
|
12494 /* ":~" - path relative to the home directory */
|
|
|
12495 /* ":8" - shortname path - postponed till after */
|
|
|
12496 while (src[*usedlen] == ':'
|
|
|
12497 && ((c = src[*usedlen + 1]) == '.' || c == '~' || c == '8'))
|
|
|
12498 {
|
|
|
12499 *usedlen += 2;
|
|
|
12500 if (c == '8')
|
|
|
12501 {
|
|
|
12502 #ifdef WIN3264
|
|
|
12503 has_shortname = 1; /* Postpone this. */
|
|
|
12504 #endif
|
|
|
12505 continue;
|
|
|
12506 }
|
|
|
12507 pbuf = NULL;
|
|
|
12508 /* Need full path first (use expand_env() to remove a "~/") */
|
|
|
12509 if (!has_fullname)
|
|
|
12510 {
|
|
|
12511 if (c == '.' && **fnamep == '~')
|
|
|
12512 p = pbuf = expand_env_save(*fnamep);
|
|
|
12513 else
|
|
|
12514 p = pbuf = FullName_save(*fnamep, FALSE);
|
|
|
12515 }
|
|
|
12516 else
|
|
|
12517 p = *fnamep;
|
|
|
12518
|
|
|
12519 has_fullname = 0;
|
|
|
12520
|
|
|
12521 if (p != NULL)
|
|
|
12522 {
|
|
|
12523 if (c == '.')
|
|
|
12524 {
|
|
|
12525 mch_dirname(dirname, MAXPATHL);
|
|
|
12526 s = shorten_fname(p, dirname);
|
|
|
12527 if (s != NULL)
|
|
|
12528 {
|
|
|
12529 *fnamep = s;
|
|
|
12530 if (pbuf != NULL)
|
|
|
12531 {
|
|
|
12532 vim_free(*bufp); /* free any allocated file name */
|
|
|
12533 *bufp = pbuf;
|
|
|
12534 pbuf = NULL;
|
|
|
12535 }
|
|
|
12536 }
|
|
|
12537 }
|
|
|
12538 else
|
|
|
12539 {
|
|
|
12540 home_replace(NULL, p, dirname, MAXPATHL, TRUE);
|
|
|
12541 /* Only replace it when it starts with '~' */
|
|
|
12542 if (*dirname == '~')
|
|
|
12543 {
|
|
|
12544 s = vim_strsave(dirname);
|
|
|
12545 if (s != NULL)
|
|
|
12546 {
|
|
|
12547 *fnamep = s;
|
|
|
12548 vim_free(*bufp);
|
|
|
12549 *bufp = s;
|
|
|
12550 }
|
|
|
12551 }
|
|
|
12552 }
|
|
|
12553 vim_free(pbuf);
|
|
|
12554 }
|
|
|
12555 }
|
|
|
12556
|
|
|
12557 tail = gettail(*fnamep);
|
|
|
12558 *fnamelen = (int)STRLEN(*fnamep);
|
|
|
12559
|
|
|
12560 /* ":h" - head, remove "/file_name", can be repeated */
|
|
|
12561 /* Don't remove the first "/" or "c:\" */
|
|
|
12562 while (src[*usedlen] == ':' && src[*usedlen + 1] == 'h')
|
|
|
12563 {
|
|
|
12564 valid |= VALID_HEAD;
|
|
|
12565 *usedlen += 2;
|
|
|
12566 s = get_past_head(*fnamep);
|
|
39
|
12567 while (tail > s && after_pathsep(s, tail))
|
|
7
|
12568 --tail;
|
|
|
12569 *fnamelen = (int)(tail - *fnamep);
|
|
|
12570 #ifdef VMS
|
|
|
12571 if (*fnamelen > 0)
|
|
|
12572 *fnamelen += 1; /* the path separator is part of the path */
|
|
|
12573 #endif
|
|
39
|
12574 while (tail > s && !after_pathsep(s, tail))
|
|
|
12575 mb_ptr_back(*fnamep, tail);
|
|
7
|
12576 }
|
|
|
12577
|
|
|
12578 /* ":8" - shortname */
|
|
|
12579 if (src[*usedlen] == ':' && src[*usedlen + 1] == '8')
|
|
|
12580 {
|
|
|
12581 *usedlen += 2;
|
|
|
12582 #ifdef WIN3264
|
|
|
12583 has_shortname = 1;
|
|
|
12584 #endif
|
|
|
12585 }
|
|
|
12586
|
|
|
12587 #ifdef WIN3264
|
|
|
12588 /* Check shortname after we have done 'heads' and before we do 'tails'
|
|
|
12589 */
|
|
|
12590 if (has_shortname)
|
|
|
12591 {
|
|
|
12592 pbuf = NULL;
|
|
|
12593 /* Copy the string if it is shortened by :h */
|
|
|
12594 if (*fnamelen < (int)STRLEN(*fnamep))
|
|
|
12595 {
|
|
|
12596 p = vim_strnsave(*fnamep, *fnamelen);
|
|
|
12597 if (p == 0)
|
|
|
12598 return -1;
|
|
|
12599 vim_free(*bufp);
|
|
|
12600 *bufp = *fnamep = p;
|
|
|
12601 }
|
|
|
12602
|
|
|
12603 /* Split into two implementations - makes it easier. First is where
|
|
|
12604 * there isn't a full name already, second is where there is.
|
|
|
12605 */
|
|
|
12606 if (!has_fullname && !vim_isAbsName(*fnamep))
|
|
|
12607 {
|
|
|
12608 if (shortpath_for_partial(fnamep, bufp, fnamelen) == -1)
|
|
|
12609 return -1;
|
|
|
12610 }
|
|
|
12611 else
|
|
|
12612 {
|
|
|
12613 int l;
|
|
|
12614
|
|
|
12615 /* Simple case, already have the full-name
|
|
|
12616 * Nearly always shorter, so try first time. */
|
|
|
12617 l = *fnamelen;
|
|
|
12618 if (!get_short_pathname(fnamep, bufp, &l))
|
|
|
12619 return -1;
|
|
|
12620
|
|
|
12621 if (l == 0)
|
|
|
12622 {
|
|
|
12623 /* Couldn't find the filename.. search the paths.
|
|
|
12624 */
|
|
|
12625 l = *fnamelen;
|
|
|
12626 if (shortpath_for_invalid_fname(fnamep, bufp, &l ) == -1)
|
|
|
12627 return -1;
|
|
|
12628 }
|
|
|
12629 *fnamelen = l;
|
|
|
12630 }
|
|
|
12631 }
|
|
|
12632 #endif /* WIN3264 */
|
|
|
12633
|
|
|
12634 /* ":t" - tail, just the basename */
|
|
|
12635 if (src[*usedlen] == ':' && src[*usedlen + 1] == 't')
|
|
|
12636 {
|
|
|
12637 *usedlen += 2;
|
|
|
12638 *fnamelen -= (int)(tail - *fnamep);
|
|
|
12639 *fnamep = tail;
|
|
|
12640 }
|
|
|
12641
|
|
|
12642 /* ":e" - extension, can be repeated */
|
|
|
12643 /* ":r" - root, without extension, can be repeated */
|
|
|
12644 while (src[*usedlen] == ':'
|
|
|
12645 && (src[*usedlen + 1] == 'e' || src[*usedlen + 1] == 'r'))
|
|
|
12646 {
|
|
|
12647 /* find a '.' in the tail:
|
|
|
12648 * - for second :e: before the current fname
|
|
|
12649 * - otherwise: The last '.'
|
|
|
12650 */
|
|
|
12651 if (src[*usedlen + 1] == 'e' && *fnamep > tail)
|
|
|
12652 s = *fnamep - 2;
|
|
|
12653 else
|
|
|
12654 s = *fnamep + *fnamelen - 1;
|
|
|
12655 for ( ; s > tail; --s)
|
|
|
12656 if (s[0] == '.')
|
|
|
12657 break;
|
|
|
12658 if (src[*usedlen + 1] == 'e') /* :e */
|
|
|
12659 {
|
|
|
12660 if (s > tail)
|
|
|
12661 {
|
|
|
12662 *fnamelen += (int)(*fnamep - (s + 1));
|
|
|
12663 *fnamep = s + 1;
|
|
|
12664 #ifdef VMS
|
|
|
12665 /* cut version from the extension */
|
|
|
12666 s = *fnamep + *fnamelen - 1;
|
|
|
12667 for ( ; s > *fnamep; --s)
|
|
|
12668 if (s[0] == ';')
|
|
|
12669 break;
|
|
|
12670 if (s > *fnamep)
|
|
|
12671 *fnamelen = s - *fnamep;
|
|
|
12672 #endif
|
|
|
12673 }
|
|
|
12674 else if (*fnamep <= tail)
|
|
|
12675 *fnamelen = 0;
|
|
|
12676 }
|
|
|
12677 else /* :r */
|
|
|
12678 {
|
|
|
12679 if (s > tail) /* remove one extension */
|
|
|
12680 *fnamelen = (int)(s - *fnamep);
|
|
|
12681 }
|
|
|
12682 *usedlen += 2;
|
|
|
12683 }
|
|
|
12684
|
|
|
12685 /* ":s?pat?foo?" - substitute */
|
|
|
12686 /* ":gs?pat?foo?" - global substitute */
|
|
|
12687 if (src[*usedlen] == ':'
|
|
|
12688 && (src[*usedlen + 1] == 's'
|
|
|
12689 || (src[*usedlen + 1] == 'g' && src[*usedlen + 2] == 's')))
|
|
|
12690 {
|
|
|
12691 char_u *str;
|
|
|
12692 char_u *pat;
|
|
|
12693 char_u *sub;
|
|
|
12694 int sep;
|
|
|
12695 char_u *flags;
|
|
|
12696 int didit = FALSE;
|
|
|
12697
|
|
|
12698 flags = (char_u *)"";
|
|
|
12699 s = src + *usedlen + 2;
|
|
|
12700 if (src[*usedlen + 1] == 'g')
|
|
|
12701 {
|
|
|
12702 flags = (char_u *)"g";
|
|
|
12703 ++s;
|
|
|
12704 }
|
|
|
12705
|
|
|
12706 sep = *s++;
|
|
|
12707 if (sep)
|
|
|
12708 {
|
|
|
12709 /* find end of pattern */
|
|
|
12710 p = vim_strchr(s, sep);
|
|
|
12711 if (p != NULL)
|
|
|
12712 {
|
|
|
12713 pat = vim_strnsave(s, (int)(p - s));
|
|
|
12714 if (pat != NULL)
|
|
|
12715 {
|
|
|
12716 s = p + 1;
|
|
|
12717 /* find end of substitution */
|
|
|
12718 p = vim_strchr(s, sep);
|
|
|
12719 if (p != NULL)
|
|
|
12720 {
|
|
|
12721 sub = vim_strnsave(s, (int)(p - s));
|
|
|
12722 str = vim_strnsave(*fnamep, *fnamelen);
|
|
|
12723 if (sub != NULL && str != NULL)
|
|
|
12724 {
|
|
|
12725 *usedlen = (int)(p + 1 - src);
|
|
|
12726 s = do_string_sub(str, pat, sub, flags);
|
|
|
12727 if (s != NULL)
|
|
|
12728 {
|
|
|
12729 *fnamep = s;
|
|
|
12730 *fnamelen = (int)STRLEN(s);
|
|
|
12731 vim_free(*bufp);
|
|
|
12732 *bufp = s;
|
|
|
12733 didit = TRUE;
|
|
|
12734 }
|
|
|
12735 }
|
|
|
12736 vim_free(sub);
|
|
|
12737 vim_free(str);
|
|
|
12738 }
|
|
|
12739 vim_free(pat);
|
|
|
12740 }
|
|
|
12741 }
|
|
|
12742 /* after using ":s", repeat all the modifiers */
|
|
|
12743 if (didit)
|
|
|
12744 goto repeat;
|
|
|
12745 }
|
|
|
12746 }
|
|
|
12747
|
|
|
12748 return valid;
|
|
|
12749 }
|
|
|
12750
|
|
|
12751 /*
|
|
|
12752 * Perform a substitution on "str" with pattern "pat" and substitute "sub".
|
|
|
12753 * "flags" can be "g" to do a global substitute.
|
|
|
12754 * Returns an allocated string, NULL for error.
|
|
|
12755 */
|
|
|
12756 char_u *
|
|
|
12757 do_string_sub(str, pat, sub, flags)
|
|
|
12758 char_u *str;
|
|
|
12759 char_u *pat;
|
|
|
12760 char_u *sub;
|
|
|
12761 char_u *flags;
|
|
|
12762 {
|
|
|
12763 int sublen;
|
|
|
12764 regmatch_T regmatch;
|
|
|
12765 int i;
|
|
|
12766 int do_all;
|
|
|
12767 char_u *tail;
|
|
|
12768 garray_T ga;
|
|
|
12769 char_u *ret;
|
|
|
12770 char_u *save_cpo;
|
|
|
12771
|
|
|
12772 /* Make 'cpoptions' empty, so that the 'l' flag doesn't work here */
|
|
|
12773 save_cpo = p_cpo;
|
|
|
12774 p_cpo = (char_u *)"";
|
|
|
12775
|
|
|
12776 ga_init2(&ga, 1, 200);
|
|
|
12777
|
|
|
12778 do_all = (flags[0] == 'g');
|
|
|
12779
|
|
|
12780 regmatch.rm_ic = p_ic;
|
|
|
12781 regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
|
|
|
12782 if (regmatch.regprog != NULL)
|
|
|
12783 {
|
|
|
12784 tail = str;
|
|
|
12785 while (vim_regexec_nl(®match, str, (colnr_T)(tail - str)))
|
|
|
12786 {
|
|
|
12787 /*
|
|
|
12788 * Get some space for a temporary buffer to do the substitution
|
|
|
12789 * into. It will contain:
|
|
|
12790 * - The text up to where the match is.
|
|
|
12791 * - The substituted text.
|
|
|
12792 * - The text after the match.
|
|
|
12793 */
|
|
|
12794 sublen = vim_regsub(®match, sub, tail, FALSE, TRUE, FALSE);
|
|
|
12795 if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
|
|
|
12796 (regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
|
|
|
12797 {
|
|
|
12798 ga_clear(&ga);
|
|
|
12799 break;
|
|
|
12800 }
|
|
|
12801
|
|
|
12802 /* copy the text up to where the match is */
|
|
|
12803 i = (int)(regmatch.startp[0] - tail);
|
|
|
12804 mch_memmove((char_u *)ga.ga_data + ga.ga_len, tail, (size_t)i);
|
|
|
12805 /* add the substituted text */
|
|
|
12806 (void)vim_regsub(®match, sub, (char_u *)ga.ga_data
|
|
|
12807 + ga.ga_len + i, TRUE, TRUE, FALSE);
|
|
|
12808 ga.ga_len += i + sublen - 1;
|
|
|
12809 /* avoid getting stuck on a match with an empty string */
|
|
|
12810 if (tail == regmatch.endp[0])
|
|
|
12811 {
|
|
|
12812 if (*tail == NUL)
|
|
|
12813 break;
|
|
|
12814 *((char_u *)ga.ga_data + ga.ga_len) = *tail++;
|
|
|
12815 ++ga.ga_len;
|
|
|
12816 }
|
|
|
12817 else
|
|
|
12818 {
|
|
|
12819 tail = regmatch.endp[0];
|
|
|
12820 if (*tail == NUL)
|
|
|
12821 break;
|
|
|
12822 }
|
|
|
12823 if (!do_all)
|
|
|
12824 break;
|
|
|
12825 }
|
|
|
12826
|
|
|
12827 if (ga.ga_data != NULL)
|
|
|
12828 STRCPY((char *)ga.ga_data + ga.ga_len, tail);
|
|
|
12829
|
|
|
12830 vim_free(regmatch.regprog);
|
|
|
12831 }
|
|
|
12832
|
|
|
12833 ret = vim_strsave(ga.ga_data == NULL ? str : (char_u *)ga.ga_data);
|
|
|
12834 ga_clear(&ga);
|
|
|
12835 p_cpo = save_cpo;
|
|
|
12836
|
|
|
12837 return ret;
|
|
|
12838 }
|
|
|
12839
|
|
|
12840 #endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
|
