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 * getchar.c
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12 *
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13 * functions related with getting a character from the user/mapping/redo/...
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14 *
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15 * manipulations with redo buffer and stuff buffer
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16 * mappings and abbreviations
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17 */
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18
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19 #include "vim.h"
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20
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21 /*
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22 * These buffers are used for storing:
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23 * - stuffed characters: A command that is translated into another command.
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24 * - redo characters: will redo the last change.
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25 * - recorded chracters: for the "q" command.
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26 *
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27 * The bytes are stored like in the typeahead buffer:
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28 * - K_SPECIAL introduces a special key (two more bytes follow). A literal
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29 * K_SPECIAL is stored as K_SPECIAL KS_SPECIAL KE_FILLER.
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30 * - CSI introduces a GUI termcap code (also when gui.in_use is FALSE,
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31 * otherwise switching the GUI on would make mappings invalid).
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32 * A literal CSI is stored as CSI KS_EXTRA KE_CSI.
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33 * These translations are also done on multi-byte characters!
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34 *
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35 * Escaping CSI bytes is done by the system-specific input functions, called
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36 * by ui_inchar().
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37 * Escaping K_SPECIAL is done by inchar().
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38 * Un-escaping is done by vgetc().
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39 */
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40
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41 #define MINIMAL_SIZE 20 /* minimal size for b_str */
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42
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43 static struct buffheader redobuff = {{NULL, {NUL}}, NULL, 0, 0};
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44 static struct buffheader old_redobuff = {{NULL, {NUL}}, NULL, 0, 0};
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45 #if defined(FEAT_AUTOCMD) || defined(FEAT_EVAL) || defined(PROTO)
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46 static struct buffheader save_redobuff = {{NULL, {NUL}}, NULL, 0, 0};
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47 static struct buffheader save_old_redobuff = {{NULL, {NUL}}, NULL, 0, 0};
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48 #endif
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49 static struct buffheader recordbuff = {{NULL, {NUL}}, NULL, 0, 0};
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50
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51 static int typeahead_char = 0; /* typeahead char that's not flushed */
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52
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53 /*
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54 * when block_redo is TRUE redo buffer will not be changed
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55 * used by edit() to repeat insertions and 'V' command for redoing
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56 */
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57 static int block_redo = FALSE;
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58
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59 /*
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60 * Make a hash value for a mapping.
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61 * "mode" is the lower 4 bits of the State for the mapping.
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62 * "c1" is the first character of the "lhs".
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63 * Returns a value between 0 and 255, index in maphash.
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64 * Put Normal/Visual mode mappings mostly separately from Insert/Cmdline mode.
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65 */
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788
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66 #define MAP_HASH(mode, c1) (((mode) & (NORMAL + VISUAL + SELECTMODE + OP_PENDING)) ? (c1) : ((c1) ^ 0x80))
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7
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67
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68 /*
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69 * Each mapping is put in one of the 256 hash lists, to speed up finding it.
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70 */
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71 static mapblock_T *(maphash[256]);
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72 static int maphash_valid = FALSE;
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73
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74 /*
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75 * List used for abbreviations.
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76 */
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77 static mapblock_T *first_abbr = NULL; /* first entry in abbrlist */
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78
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1051
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79 static int KeyNoremap = 0; /* remapping flags */
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7
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80
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81 /*
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82 * variables used by vgetorpeek() and flush_buffers()
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83 *
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84 * typebuf.tb_buf[] contains all characters that are not consumed yet.
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85 * typebuf.tb_buf[typebuf.tb_off] is the first valid character.
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86 * typebuf.tb_buf[typebuf.tb_off + typebuf.tb_len - 1] is the last valid char.
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87 * typebuf.tb_buf[typebuf.tb_off + typebuf.tb_len] must be NUL.
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88 * The head of the buffer may contain the result of mappings, abbreviations
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89 * and @a commands. The length of this part is typebuf.tb_maplen.
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90 * typebuf.tb_silent is the part where <silent> applies.
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91 * After the head are characters that come from the terminal.
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92 * typebuf.tb_no_abbr_cnt is the number of characters in typebuf.tb_buf that
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93 * should not be considered for abbreviations.
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94 * Some parts of typebuf.tb_buf may not be mapped. These parts are remembered
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95 * in typebuf.tb_noremap[], which is the same length as typebuf.tb_buf and
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96 * contains RM_NONE for the characters that are not to be remapped.
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97 * typebuf.tb_noremap[typebuf.tb_off] is the first valid flag.
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98 * (typebuf has been put in globals.h, because check_termcode() needs it).
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99 */
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100 #define RM_YES 0 /* tb_noremap: remap */
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101 #define RM_NONE 1 /* tb_noremap: don't remap */
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102 #define RM_SCRIPT 2 /* tb_noremap: remap local script mappings */
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10
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103 #define RM_ABBR 4 /* tb_noremap: don't remap, do abbrev. */
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7
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104
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105 /* typebuf.tb_buf has three parts: room in front (for result of mappings), the
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106 * middle for typeahead and room for new characters (which needs to be 3 *
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107 * MAXMAPLEN) for the Amiga).
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108 */
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109 #define TYPELEN_INIT (5 * (MAXMAPLEN + 3))
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110 static char_u typebuf_init[TYPELEN_INIT]; /* initial typebuf.tb_buf */
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111 static char_u noremapbuf_init[TYPELEN_INIT]; /* initial typebuf.tb_noremap */
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112
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113 static int last_recorded_len = 0; /* number of last recorded chars */
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114
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115 static char_u *get_buffcont __ARGS((struct buffheader *, int));
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116 static void add_buff __ARGS((struct buffheader *, char_u *, long n));
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117 static void add_num_buff __ARGS((struct buffheader *, long));
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118 static void add_char_buff __ARGS((struct buffheader *, int));
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119 static int read_stuff __ARGS((int advance));
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120 static void start_stuff __ARGS((void));
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121 static int read_redo __ARGS((int, int));
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122 static void copy_redo __ARGS((int));
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123 static void init_typebuf __ARGS((void));
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124 static void gotchars __ARGS((char_u *, int));
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125 static void may_sync_undo __ARGS((void));
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126 static void closescript __ARGS((void));
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127 static int vgetorpeek __ARGS((int));
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128 static void map_free __ARGS((mapblock_T **));
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129 static void validate_maphash __ARGS((void));
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130 static void showmap __ARGS((mapblock_T *mp, int local));
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836
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131 #ifdef FEAT_EVAL
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132 static char_u *eval_map_expr __ARGS((char_u *str));
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133 #endif
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7
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134
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135 /*
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136 * Free and clear a buffer.
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137 */
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138 void
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139 free_buff(buf)
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140 struct buffheader *buf;
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141 {
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142 struct buffblock *p, *np;
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143
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144 for (p = buf->bh_first.b_next; p != NULL; p = np)
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145 {
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146 np = p->b_next;
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147 vim_free(p);
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148 }
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149 buf->bh_first.b_next = NULL;
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150 }
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151
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152 /*
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153 * Return the contents of a buffer as a single string.
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154 * K_SPECIAL and CSI in the returned string are escaped.
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155 */
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156 static char_u *
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157 get_buffcont(buffer, dozero)
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158 struct buffheader *buffer;
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159 int dozero; /* count == zero is not an error */
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160 {
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161 long_u count = 0;
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162 char_u *p = NULL;
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163 char_u *p2;
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164 char_u *str;
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165 struct buffblock *bp;
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166
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167 /* compute the total length of the string */
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168 for (bp = buffer->bh_first.b_next; bp != NULL; bp = bp->b_next)
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169 count += (long_u)STRLEN(bp->b_str);
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170
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171 if ((count || dozero) && (p = lalloc(count + 1, TRUE)) != NULL)
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172 {
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173 p2 = p;
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174 for (bp = buffer->bh_first.b_next; bp != NULL; bp = bp->b_next)
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175 for (str = bp->b_str; *str; )
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176 *p2++ = *str++;
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177 *p2 = NUL;
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178 }
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179 return (p);
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180 }
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181
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182 /*
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183 * Return the contents of the record buffer as a single string
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184 * and clear the record buffer.
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185 * K_SPECIAL and CSI in the returned string are escaped.
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186 */
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187 char_u *
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188 get_recorded()
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189 {
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190 char_u *p;
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191 size_t len;
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192
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193 p = get_buffcont(&recordbuff, TRUE);
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194 free_buff(&recordbuff);
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195
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196 /*
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197 * Remove the characters that were added the last time, these must be the
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198 * (possibly mapped) characters that stopped the recording.
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199 */
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200 len = STRLEN(p);
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201 if ((int)len >= last_recorded_len)
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202 {
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203 len -= last_recorded_len;
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204 p[len] = NUL;
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205 }
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206
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207 /*
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208 * When stopping recording from Insert mode with CTRL-O q, also remove the
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209 * CTRL-O.
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210 */
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211 if (len > 0 && restart_edit != 0 && p[len - 1] == Ctrl_O)
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212 p[len - 1] = NUL;
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213
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214 return (p);
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215 }
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216
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217 /*
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218 * Return the contents of the redo buffer as a single string.
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219 * K_SPECIAL and CSI in the returned string are escaped.
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220 */
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221 char_u *
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222 get_inserted()
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223 {
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224 return(get_buffcont(&redobuff, FALSE));
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225 }
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226
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227 /*
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1130
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228 * Add string "s" after the current block of buffer "buf".
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7
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229 * K_SPECIAL and CSI should have been escaped already.
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230 */
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231 static void
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232 add_buff(buf, s, slen)
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233 struct buffheader *buf;
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234 char_u *s;
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235 long slen; /* length of "s" or -1 */
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236 {
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237 struct buffblock *p;
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238 long_u len;
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239
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240 if (slen < 0)
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241 slen = (long)STRLEN(s);
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242 if (slen == 0) /* don't add empty strings */
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243 return;
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244
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245 if (buf->bh_first.b_next == NULL) /* first add to list */
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246 {
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247 buf->bh_space = 0;
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248 buf->bh_curr = &(buf->bh_first);
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249 }
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250 else if (buf->bh_curr == NULL) /* buffer has already been read */
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251 {
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252 EMSG(_("E222: Add to read buffer"));
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253 return;
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254 }
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255 else if (buf->bh_index != 0)
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256 STRCPY(buf->bh_first.b_next->b_str,
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257 buf->bh_first.b_next->b_str + buf->bh_index);
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258 buf->bh_index = 0;
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259
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260 if (buf->bh_space >= (int)slen)
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261 {
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262 len = (long_u)STRLEN(buf->bh_curr->b_str);
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416
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263 vim_strncpy(buf->bh_curr->b_str + len, s, (size_t)slen);
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7
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264 buf->bh_space -= slen;
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265 }
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266 else
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267 {
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268 if (slen < MINIMAL_SIZE)
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269 len = MINIMAL_SIZE;
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270 else
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271 len = slen;
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272 p = (struct buffblock *)lalloc((long_u)(sizeof(struct buffblock) + len),
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273 TRUE);
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274 if (p == NULL)
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275 return; /* no space, just forget it */
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835
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276 buf->bh_space = (int)(len - slen);
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416
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277 vim_strncpy(p->b_str, s, (size_t)slen);
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7
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278
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279 p->b_next = buf->bh_curr->b_next;
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280 buf->bh_curr->b_next = p;
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281 buf->bh_curr = p;
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282 }
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283 return;
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284 }
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285
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286 /*
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287 * Add number "n" to buffer "buf".
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288 */
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289 static void
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290 add_num_buff(buf, n)
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291 struct buffheader *buf;
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292 long n;
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293 {
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294 char_u number[32];
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295
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296 sprintf((char *)number, "%ld", n);
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297 add_buff(buf, number, -1L);
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298 }
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299
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300 /*
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301 * Add character 'c' to buffer "buf".
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302 * Translates special keys, NUL, CSI, K_SPECIAL and multibyte characters.
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303 */
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304 static void
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305 add_char_buff(buf, c)
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306 struct buffheader *buf;
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307 int c;
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308 {
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309 #ifdef FEAT_MBYTE
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310 char_u bytes[MB_MAXBYTES + 1];
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311 int len;
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312 int i;
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313 #endif
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314 char_u temp[4];
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315
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316 #ifdef FEAT_MBYTE
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317 if (IS_SPECIAL(c))
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318 len = 1;
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319 else
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320 len = (*mb_char2bytes)(c, bytes);
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321 for (i = 0; i < len; ++i)
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322 {
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323 if (!IS_SPECIAL(c))
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324 c = bytes[i];
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325 #endif
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326
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327 if (IS_SPECIAL(c) || c == K_SPECIAL || c == NUL)
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328 {
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329 /* translate special key code into three byte sequence */
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330 temp[0] = K_SPECIAL;
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331 temp[1] = K_SECOND(c);
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332 temp[2] = K_THIRD(c);
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333 temp[3] = NUL;
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334 }
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335 #ifdef FEAT_GUI
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336 else if (c == CSI)
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337 {
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338 /* Translate a CSI to a CSI - KS_EXTRA - KE_CSI sequence */
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339 temp[0] = CSI;
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340 temp[1] = KS_EXTRA;
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341 temp[2] = (int)KE_CSI;
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342 temp[3] = NUL;
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343 }
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344 #endif
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345 else
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346 {
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347 temp[0] = c;
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348 temp[1] = NUL;
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349 }
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350 add_buff(buf, temp, -1L);
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351 #ifdef FEAT_MBYTE
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352 }
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353 #endif
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354 }
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355
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356 /*
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357 * Get one byte from the stuff buffer.
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358 * If advance == TRUE go to the next char.
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359 * No translation is done K_SPECIAL and CSI are escaped.
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360 */
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361 static int
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362 read_stuff(advance)
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363 int advance;
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364 {
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365 char_u c;
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366 struct buffblock *curr;
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367
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368 if (stuffbuff.bh_first.b_next == NULL) /* buffer is empty */
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369 return NUL;
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370
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371 curr = stuffbuff.bh_first.b_next;
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372 c = curr->b_str[stuffbuff.bh_index];
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373
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374 if (advance)
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375 {
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376 if (curr->b_str[++stuffbuff.bh_index] == NUL)
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377 {
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378 stuffbuff.bh_first.b_next = curr->b_next;
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379 vim_free(curr);
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380 stuffbuff.bh_index = 0;
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381 }
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382 }
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383 return c;
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384 }
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385
|
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386 /*
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387 * Prepare the stuff buffer for reading (if it contains something).
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388 */
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389 static void
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390 start_stuff()
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391 {
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392 if (stuffbuff.bh_first.b_next != NULL)
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393 {
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394 stuffbuff.bh_curr = &(stuffbuff.bh_first);
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395 stuffbuff.bh_space = 0;
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396 }
|
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397 }
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398
|
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399 /*
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400 * Return TRUE if the stuff buffer is empty.
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401 */
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402 int
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403 stuff_empty()
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404 {
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405 return (stuffbuff.bh_first.b_next == NULL);
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406 }
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407
|
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408 /*
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409 * Set a typeahead character that won't be flushed.
|
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410 */
|
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411 void
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412 typeahead_noflush(c)
|
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413 int c;
|
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414 {
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415 typeahead_char = c;
|
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416 }
|
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417
|
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418 /*
|
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419 * Remove the contents of the stuff buffer and the mapped characters in the
|
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420 * typeahead buffer (used in case of an error). If 'typeahead' is true,
|
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421 * flush all typeahead characters (used when interrupted by a CTRL-C).
|
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422 */
|
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423 void
|
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424 flush_buffers(typeahead)
|
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425 int typeahead;
|
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426 {
|
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427 init_typebuf();
|
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428
|
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429 start_stuff();
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430 while (read_stuff(TRUE) != NUL)
|
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431 ;
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432
|
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433 if (typeahead) /* remove all typeahead */
|
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434 {
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435 /*
|
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436 * We have to get all characters, because we may delete the first part
|
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437 * of an escape sequence.
|
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438 * In an xterm we get one char at a time and we have to get them all.
|
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439 */
|
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440 while (inchar(typebuf.tb_buf, typebuf.tb_buflen - 1, 10L,
|
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441 typebuf.tb_change_cnt) != 0)
|
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442 ;
|
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443 typebuf.tb_off = MAXMAPLEN;
|
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444 typebuf.tb_len = 0;
|
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445 }
|
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446 else /* remove mapped characters only */
|
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447 {
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448 typebuf.tb_off += typebuf.tb_maplen;
|
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449 typebuf.tb_len -= typebuf.tb_maplen;
|
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450 }
|
|
451 typebuf.tb_maplen = 0;
|
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452 typebuf.tb_silent = 0;
|
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453 cmd_silent = FALSE;
|
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454 typebuf.tb_no_abbr_cnt = 0;
|
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455 }
|
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456
|
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457 /*
|
|
458 * The previous contents of the redo buffer is kept in old_redobuffer.
|
|
459 * This is used for the CTRL-O <.> command in insert mode.
|
|
460 */
|
|
461 void
|
|
462 ResetRedobuff()
|
|
463 {
|
|
464 if (!block_redo)
|
|
465 {
|
|
466 free_buff(&old_redobuff);
|
|
467 old_redobuff = redobuff;
|
|
468 redobuff.bh_first.b_next = NULL;
|
|
469 }
|
|
470 }
|
|
471
|
|
472 #if defined(FEAT_AUTOCMD) || defined(FEAT_EVAL) || defined(PROTO)
|
|
473 /*
|
|
474 * Save redobuff and old_redobuff to save_redobuff and save_old_redobuff.
|
|
475 * Used before executing autocommands and user functions.
|
|
476 */
|
|
477 static int save_level = 0;
|
|
478
|
|
479 void
|
|
480 saveRedobuff()
|
|
481 {
|
|
482 char_u *s;
|
|
483
|
|
484 if (save_level++ == 0)
|
|
485 {
|
|
486 save_redobuff = redobuff;
|
|
487 redobuff.bh_first.b_next = NULL;
|
|
488 save_old_redobuff = old_redobuff;
|
|
489 old_redobuff.bh_first.b_next = NULL;
|
|
490
|
|
491 /* Make a copy, so that ":normal ." in a function works. */
|
|
492 s = get_buffcont(&save_redobuff, FALSE);
|
|
493 if (s != NULL)
|
|
494 {
|
|
495 add_buff(&redobuff, s, -1L);
|
|
496 vim_free(s);
|
|
497 }
|
|
498 }
|
|
499 }
|
|
500
|
|
501 /*
|
|
502 * Restore redobuff and old_redobuff from save_redobuff and save_old_redobuff.
|
|
503 * Used after executing autocommands and user functions.
|
|
504 */
|
|
505 void
|
|
506 restoreRedobuff()
|
|
507 {
|
|
508 if (--save_level == 0)
|
|
509 {
|
|
510 free_buff(&redobuff);
|
|
511 redobuff = save_redobuff;
|
|
512 free_buff(&old_redobuff);
|
|
513 old_redobuff = save_old_redobuff;
|
|
514 }
|
|
515 }
|
|
516 #endif
|
|
517
|
|
518 /*
|
|
519 * Append "s" to the redo buffer.
|
|
520 * K_SPECIAL and CSI should already have been escaped.
|
|
521 */
|
|
522 void
|
|
523 AppendToRedobuff(s)
|
|
524 char_u *s;
|
|
525 {
|
|
526 if (!block_redo)
|
|
527 add_buff(&redobuff, s, -1L);
|
|
528 }
|
|
529
|
|
530 /*
|
|
531 * Append to Redo buffer literally, escaping special characters with CTRL-V.
|
|
532 * K_SPECIAL and CSI are escaped as well.
|
|
533 */
|
|
534 void
|
620
|
535 AppendToRedobuffLit(str, len)
|
|
536 char_u *str;
|
|
537 int len; /* length of "str" or -1 for up to the NUL */
|
7
|
538 {
|
620
|
539 char_u *s = str;
|
7
|
540 int c;
|
|
541 char_u *start;
|
|
542
|
|
543 if (block_redo)
|
|
544 return;
|
|
545
|
620
|
546 while (len < 0 ? *s != NUL : s - str < len)
|
7
|
547 {
|
|
548 /* Put a string of normal characters in the redo buffer (that's
|
|
549 * faster). */
|
|
550 start = s;
|
|
551 while (*s >= ' '
|
|
552 #ifndef EBCDIC
|
|
553 && *s < DEL /* EBCDIC: all chars above space are normal */
|
|
554 #endif
|
620
|
555 && (len < 0 || s - str < len))
|
7
|
556 ++s;
|
|
557
|
|
558 /* Don't put '0' or '^' as last character, just in case a CTRL-D is
|
|
559 * typed next. */
|
|
560 if (*s == NUL && (s[-1] == '0' || s[-1] == '^'))
|
|
561 --s;
|
|
562 if (s > start)
|
|
563 add_buff(&redobuff, start, (long)(s - start));
|
|
564
|
620
|
565 if (*s == NUL || (len >= 0 && s - str >= len))
|
|
566 break;
|
|
567
|
|
568 /* Handle a special or multibyte character. */
|
7
|
569 #ifdef FEAT_MBYTE
|
620
|
570 if (has_mbyte)
|
|
571 /* Handle composing chars separately. */
|
|
572 c = mb_cptr2char_adv(&s);
|
|
573 else
|
7
|
574 #endif
|
620
|
575 c = *s++;
|
|
576 if (c < ' ' || c == DEL || (*s == NUL && (c == '0' || c == '^')))
|
|
577 add_char_buff(&redobuff, Ctrl_V);
|
|
578
|
|
579 /* CTRL-V '0' must be inserted as CTRL-V 048 (EBCDIC: xf0) */
|
|
580 if (*s == NUL && c == '0')
|
7
|
581 #ifdef EBCDIC
|
620
|
582 add_buff(&redobuff, (char_u *)"xf0", 3L);
|
7
|
583 #else
|
620
|
584 add_buff(&redobuff, (char_u *)"048", 3L);
|
7
|
585 #endif
|
620
|
586 else
|
|
587 add_char_buff(&redobuff, c);
|
7
|
588 }
|
|
589 }
|
|
590
|
|
591 /*
|
|
592 * Append a character to the redo buffer.
|
|
593 * Translates special keys, NUL, CSI, K_SPECIAL and multibyte characters.
|
|
594 */
|
|
595 void
|
|
596 AppendCharToRedobuff(c)
|
|
597 int c;
|
|
598 {
|
|
599 if (!block_redo)
|
|
600 add_char_buff(&redobuff, c);
|
|
601 }
|
|
602
|
|
603 /*
|
|
604 * Append a number to the redo buffer.
|
|
605 */
|
|
606 void
|
|
607 AppendNumberToRedobuff(n)
|
|
608 long n;
|
|
609 {
|
|
610 if (!block_redo)
|
|
611 add_num_buff(&redobuff, n);
|
|
612 }
|
|
613
|
|
614 /*
|
|
615 * Append string "s" to the stuff buffer.
|
|
616 * CSI and K_SPECIAL must already have been escaped.
|
|
617 */
|
|
618 void
|
|
619 stuffReadbuff(s)
|
|
620 char_u *s;
|
|
621 {
|
|
622 add_buff(&stuffbuff, s, -1L);
|
|
623 }
|
|
624
|
|
625 void
|
|
626 stuffReadbuffLen(s, len)
|
|
627 char_u *s;
|
|
628 long len;
|
|
629 {
|
|
630 add_buff(&stuffbuff, s, len);
|
|
631 }
|
|
632
|
|
633 #if defined(FEAT_EVAL) || defined(PROTO)
|
|
634 /*
|
|
635 * Stuff "s" into the stuff buffer, leaving special key codes unmodified and
|
|
636 * escaping other K_SPECIAL and CSI bytes.
|
|
637 */
|
|
638 void
|
|
639 stuffReadbuffSpec(s)
|
|
640 char_u *s;
|
|
641 {
|
|
642 while (*s != NUL)
|
|
643 {
|
|
644 if (*s == K_SPECIAL && s[1] != NUL && s[2] != NUL)
|
|
645 {
|
|
646 /* Insert special key literally. */
|
|
647 stuffReadbuffLen(s, 3L);
|
|
648 s += 3;
|
|
649 }
|
|
650 else
|
|
651 #ifdef FEAT_MBYTE
|
|
652 stuffcharReadbuff(mb_ptr2char_adv(&s));
|
|
653 #else
|
|
654 stuffcharReadbuff(*s++);
|
|
655 #endif
|
|
656 }
|
|
657 }
|
|
658 #endif
|
|
659
|
|
660 /*
|
|
661 * Append a character to the stuff buffer.
|
|
662 * Translates special keys, NUL, CSI, K_SPECIAL and multibyte characters.
|
|
663 */
|
|
664 void
|
|
665 stuffcharReadbuff(c)
|
|
666 int c;
|
|
667 {
|
|
668 add_char_buff(&stuffbuff, c);
|
|
669 }
|
|
670
|
|
671 /*
|
|
672 * Append a number to the stuff buffer.
|
|
673 */
|
|
674 void
|
|
675 stuffnumReadbuff(n)
|
|
676 long n;
|
|
677 {
|
|
678 add_num_buff(&stuffbuff, n);
|
|
679 }
|
|
680
|
|
681 /*
|
|
682 * Read a character from the redo buffer. Translates K_SPECIAL, CSI and
|
|
683 * multibyte characters.
|
|
684 * The redo buffer is left as it is.
|
|
685 * if init is TRUE, prepare for redo, return FAIL if nothing to redo, OK
|
|
686 * otherwise
|
|
687 * if old is TRUE, use old_redobuff instead of redobuff
|
|
688 */
|
|
689 static int
|
|
690 read_redo(init, old_redo)
|
|
691 int init;
|
|
692 int old_redo;
|
|
693 {
|
|
694 static struct buffblock *bp;
|
|
695 static char_u *p;
|
|
696 int c;
|
|
697 #ifdef FEAT_MBYTE
|
|
698 int n;
|
|
699 char_u buf[MB_MAXBYTES];
|
|
700 int i;
|
|
701 #endif
|
|
702
|
|
703 if (init)
|
|
704 {
|
|
705 if (old_redo)
|
|
706 bp = old_redobuff.bh_first.b_next;
|
|
707 else
|
|
708 bp = redobuff.bh_first.b_next;
|
|
709 if (bp == NULL)
|
|
710 return FAIL;
|
|
711 p = bp->b_str;
|
|
712 return OK;
|
|
713 }
|
|
714 if ((c = *p) != NUL)
|
|
715 {
|
|
716 /* Reverse the conversion done by add_char_buff() */
|
|
717 #ifdef FEAT_MBYTE
|
|
718 /* For a multi-byte character get all the bytes and return the
|
|
719 * converted character. */
|
|
720 if (has_mbyte && (c != K_SPECIAL || p[1] == KS_SPECIAL))
|
|
721 n = MB_BYTE2LEN_CHECK(c);
|
|
722 else
|
|
723 n = 1;
|
|
724 for (i = 0; ; ++i)
|
|
725 #endif
|
|
726 {
|
|
727 if (c == K_SPECIAL) /* special key or escaped K_SPECIAL */
|
|
728 {
|
|
729 c = TO_SPECIAL(p[1], p[2]);
|
|
730 p += 2;
|
|
731 }
|
|
732 #ifdef FEAT_GUI
|
|
733 if (c == CSI) /* escaped CSI */
|
|
734 p += 2;
|
|
735 #endif
|
|
736 if (*++p == NUL && bp->b_next != NULL)
|
|
737 {
|
|
738 bp = bp->b_next;
|
|
739 p = bp->b_str;
|
|
740 }
|
|
741 #ifdef FEAT_MBYTE
|
|
742 buf[i] = c;
|
|
743 if (i == n - 1) /* last byte of a character */
|
|
744 {
|
|
745 if (n != 1)
|
|
746 c = (*mb_ptr2char)(buf);
|
|
747 break;
|
|
748 }
|
|
749 c = *p;
|
|
750 if (c == NUL) /* cannot happen? */
|
|
751 break;
|
|
752 #endif
|
|
753 }
|
|
754 }
|
|
755
|
|
756 return c;
|
|
757 }
|
|
758
|
|
759 /*
|
|
760 * Copy the rest of the redo buffer into the stuff buffer (in a slow way).
|
|
761 * If old_redo is TRUE, use old_redobuff instead of redobuff.
|
|
762 * The escaped K_SPECIAL and CSI are copied without translation.
|
|
763 */
|
|
764 static void
|
|
765 copy_redo(old_redo)
|
|
766 int old_redo;
|
|
767 {
|
|
768 int c;
|
|
769
|
|
770 while ((c = read_redo(FALSE, old_redo)) != NUL)
|
|
771 stuffcharReadbuff(c);
|
|
772 }
|
|
773
|
|
774 /*
|
|
775 * Stuff the redo buffer into the stuffbuff.
|
|
776 * Insert the redo count into the command.
|
|
777 * If "old_redo" is TRUE, the last but one command is repeated
|
|
778 * instead of the last command (inserting text). This is used for
|
|
779 * CTRL-O <.> in insert mode
|
|
780 *
|
|
781 * return FAIL for failure, OK otherwise
|
|
782 */
|
|
783 int
|
|
784 start_redo(count, old_redo)
|
|
785 long count;
|
|
786 int old_redo;
|
|
787 {
|
|
788 int c;
|
|
789
|
|
790 /* init the pointers; return if nothing to redo */
|
|
791 if (read_redo(TRUE, old_redo) == FAIL)
|
|
792 return FAIL;
|
|
793
|
|
794 c = read_redo(FALSE, old_redo);
|
|
795
|
|
796 /* copy the buffer name, if present */
|
|
797 if (c == '"')
|
|
798 {
|
|
799 add_buff(&stuffbuff, (char_u *)"\"", 1L);
|
|
800 c = read_redo(FALSE, old_redo);
|
|
801
|
|
802 /* if a numbered buffer is used, increment the number */
|
|
803 if (c >= '1' && c < '9')
|
|
804 ++c;
|
|
805 add_char_buff(&stuffbuff, c);
|
|
806 c = read_redo(FALSE, old_redo);
|
|
807 }
|
|
808
|
|
809 #ifdef FEAT_VISUAL
|
|
810 if (c == 'v') /* redo Visual */
|
|
811 {
|
|
812 VIsual = curwin->w_cursor;
|
|
813 VIsual_active = TRUE;
|
|
814 VIsual_select = FALSE;
|
|
815 VIsual_reselect = TRUE;
|
|
816 redo_VIsual_busy = TRUE;
|
|
817 c = read_redo(FALSE, old_redo);
|
|
818 }
|
|
819 #endif
|
|
820
|
|
821 /* try to enter the count (in place of a previous count) */
|
|
822 if (count)
|
|
823 {
|
|
824 while (VIM_ISDIGIT(c)) /* skip "old" count */
|
|
825 c = read_redo(FALSE, old_redo);
|
|
826 add_num_buff(&stuffbuff, count);
|
|
827 }
|
|
828
|
|
829 /* copy from the redo buffer into the stuff buffer */
|
|
830 add_char_buff(&stuffbuff, c);
|
|
831 copy_redo(old_redo);
|
|
832 return OK;
|
|
833 }
|
|
834
|
|
835 /*
|
|
836 * Repeat the last insert (R, o, O, a, A, i or I command) by stuffing
|
|
837 * the redo buffer into the stuffbuff.
|
|
838 * return FAIL for failure, OK otherwise
|
|
839 */
|
|
840 int
|
|
841 start_redo_ins()
|
|
842 {
|
|
843 int c;
|
|
844
|
|
845 if (read_redo(TRUE, FALSE) == FAIL)
|
|
846 return FAIL;
|
|
847 start_stuff();
|
|
848
|
|
849 /* skip the count and the command character */
|
|
850 while ((c = read_redo(FALSE, FALSE)) != NUL)
|
|
851 {
|
|
852 if (vim_strchr((char_u *)"AaIiRrOo", c) != NULL)
|
|
853 {
|
|
854 if (c == 'O' || c == 'o')
|
|
855 stuffReadbuff(NL_STR);
|
|
856 break;
|
|
857 }
|
|
858 }
|
|
859
|
|
860 /* copy the typed text from the redo buffer into the stuff buffer */
|
|
861 copy_redo(FALSE);
|
|
862 block_redo = TRUE;
|
|
863 return OK;
|
|
864 }
|
|
865
|
|
866 void
|
|
867 stop_redo_ins()
|
|
868 {
|
|
869 block_redo = FALSE;
|
|
870 }
|
|
871
|
|
872 /*
|
|
873 * Initialize typebuf.tb_buf to point to typebuf_init.
|
|
874 * alloc() cannot be used here: In out-of-memory situations it would
|
|
875 * be impossible to type anything.
|
|
876 */
|
|
877 static void
|
|
878 init_typebuf()
|
|
879 {
|
|
880 if (typebuf.tb_buf == NULL)
|
|
881 {
|
|
882 typebuf.tb_buf = typebuf_init;
|
|
883 typebuf.tb_noremap = noremapbuf_init;
|
|
884 typebuf.tb_buflen = TYPELEN_INIT;
|
|
885 typebuf.tb_len = 0;
|
|
886 typebuf.tb_off = 0;
|
|
887 typebuf.tb_change_cnt = 1;
|
|
888 }
|
|
889 }
|
|
890
|
|
891 /*
|
|
892 * insert a string in position 'offset' in the typeahead buffer (for "@r"
|
|
893 * and ":normal" command, vgetorpeek() and check_termcode())
|
|
894 *
|
|
895 * If noremap is REMAP_YES, new string can be mapped again.
|
|
896 * If noremap is REMAP_NONE, new string cannot be mapped again.
|
10
|
897 * If noremap is REMAP_SKIP, fist char of new string cannot be mapped again,
|
|
898 * but abbreviations are allowed.
|
7
|
899 * If noremap is REMAP_SCRIPT, new string cannot be mapped again, except for
|
|
900 * script-local mappings.
|
|
901 * If noremap is > 0, that many characters of the new string cannot be mapped.
|
|
902 *
|
|
903 * If nottyped is TRUE, the string does not return KeyTyped (don't use when
|
|
904 * offset is non-zero!).
|
|
905 *
|
|
906 * If silent is TRUE, cmd_silent is set when the characters are obtained.
|
|
907 *
|
|
908 * return FAIL for failure, OK otherwise
|
|
909 */
|
|
910 int
|
|
911 ins_typebuf(str, noremap, offset, nottyped, silent)
|
|
912 char_u *str;
|
|
913 int noremap;
|
|
914 int offset;
|
|
915 int nottyped;
|
|
916 int silent;
|
|
917 {
|
|
918 char_u *s1, *s2;
|
|
919 int newlen;
|
|
920 int addlen;
|
|
921 int i;
|
|
922 int newoff;
|
|
923 int val;
|
|
924 int nrm;
|
|
925
|
|
926 init_typebuf();
|
|
927 if (++typebuf.tb_change_cnt == 0)
|
|
928 typebuf.tb_change_cnt = 1;
|
|
929
|
|
930 addlen = (int)STRLEN(str);
|
1130
|
931
|
7
|
932 /*
|
|
933 * Easy case: there is room in front of typebuf.tb_buf[typebuf.tb_off]
|
|
934 */
|
|
935 if (offset == 0 && addlen <= typebuf.tb_off)
|
|
936 {
|
|
937 typebuf.tb_off -= addlen;
|
|
938 mch_memmove(typebuf.tb_buf + typebuf.tb_off, str, (size_t)addlen);
|
|
939 }
|
1130
|
940
|
7
|
941 /*
|
1130
|
942 * Need to allocate a new buffer.
|
7
|
943 * In typebuf.tb_buf there must always be room for 3 * MAXMAPLEN + 4
|
|
944 * characters. We add some extra room to avoid having to allocate too
|
|
945 * often.
|
|
946 */
|
|
947 else
|
|
948 {
|
|
949 newoff = MAXMAPLEN + 4;
|
|
950 newlen = typebuf.tb_len + addlen + newoff + 4 * (MAXMAPLEN + 4);
|
|
951 if (newlen < 0) /* string is getting too long */
|
|
952 {
|
|
953 EMSG(_(e_toocompl)); /* also calls flush_buffers */
|
|
954 setcursor();
|
|
955 return FAIL;
|
|
956 }
|
|
957 s1 = alloc(newlen);
|
|
958 if (s1 == NULL) /* out of memory */
|
|
959 return FAIL;
|
|
960 s2 = alloc(newlen);
|
|
961 if (s2 == NULL) /* out of memory */
|
|
962 {
|
|
963 vim_free(s1);
|
|
964 return FAIL;
|
|
965 }
|
|
966 typebuf.tb_buflen = newlen;
|
|
967
|
|
968 /* copy the old chars, before the insertion point */
|
|
969 mch_memmove(s1 + newoff, typebuf.tb_buf + typebuf.tb_off,
|
|
970 (size_t)offset);
|
|
971 /* copy the new chars */
|
|
972 mch_memmove(s1 + newoff + offset, str, (size_t)addlen);
|
|
973 /* copy the old chars, after the insertion point, including the NUL at
|
|
974 * the end */
|
|
975 mch_memmove(s1 + newoff + offset + addlen,
|
|
976 typebuf.tb_buf + typebuf.tb_off + offset,
|
|
977 (size_t)(typebuf.tb_len - offset + 1));
|
|
978 if (typebuf.tb_buf != typebuf_init)
|
|
979 vim_free(typebuf.tb_buf);
|
|
980 typebuf.tb_buf = s1;
|
|
981
|
|
982 mch_memmove(s2 + newoff, typebuf.tb_noremap + typebuf.tb_off,
|
|
983 (size_t)offset);
|
|
984 mch_memmove(s2 + newoff + offset + addlen,
|
|
985 typebuf.tb_noremap + typebuf.tb_off + offset,
|
|
986 (size_t)(typebuf.tb_len - offset));
|
|
987 if (typebuf.tb_noremap != noremapbuf_init)
|
|
988 vim_free(typebuf.tb_noremap);
|
|
989 typebuf.tb_noremap = s2;
|
|
990
|
|
991 typebuf.tb_off = newoff;
|
|
992 }
|
|
993 typebuf.tb_len += addlen;
|
|
994
|
|
995 /* If noremap == REMAP_SCRIPT: do remap script-local mappings. */
|
|
996 if (noremap == REMAP_SCRIPT)
|
|
997 val = RM_SCRIPT;
|
10
|
998 else if (noremap == REMAP_SKIP)
|
|
999 val = RM_ABBR;
|
7
|
1000 else
|
|
1001 val = RM_NONE;
|
|
1002
|
|
1003 /*
|
|
1004 * Adjust typebuf.tb_noremap[] for the new characters:
|
|
1005 * If noremap == REMAP_NONE or REMAP_SCRIPT: new characters are
|
|
1006 * (sometimes) not remappable
|
|
1007 * If noremap == REMAP_YES: all the new characters are mappable
|
|
1008 * If noremap > 0: "noremap" characters are not remappable, the rest
|
|
1009 * mappable
|
|
1010 */
|
10
|
1011 if (noremap == REMAP_SKIP)
|
|
1012 nrm = 1;
|
|
1013 else if (noremap < 0)
|
7
|
1014 nrm = addlen;
|
|
1015 else
|
|
1016 nrm = noremap;
|
|
1017 for (i = 0; i < addlen; ++i)
|
|
1018 typebuf.tb_noremap[typebuf.tb_off + i + offset] =
|
|
1019 (--nrm >= 0) ? val : RM_YES;
|
|
1020
|
|
1021 /* tb_maplen and tb_silent only remember the length of mapped and/or
|
|
1022 * silent mappings at the start of the buffer, assuming that a mapped
|
|
1023 * sequence doesn't result in typed characters. */
|
|
1024 if (nottyped || typebuf.tb_maplen > offset)
|
|
1025 typebuf.tb_maplen += addlen;
|
|
1026 if (silent || typebuf.tb_silent > offset)
|
|
1027 {
|
|
1028 typebuf.tb_silent += addlen;
|
|
1029 cmd_silent = TRUE;
|
|
1030 }
|
|
1031 if (typebuf.tb_no_abbr_cnt && offset == 0) /* and not used for abbrev.s */
|
|
1032 typebuf.tb_no_abbr_cnt += addlen;
|
|
1033
|
|
1034 return OK;
|
|
1035 }
|
|
1036
|
|
1037 /*
|
852
|
1038 * Put character "c" back into the typeahead buffer.
|
|
1039 * Can be used for a character obtained by vgetc() that needs to be put back.
|
1051
|
1040 * Uses cmd_silent, KeyTyped and KeyNoremap to restore the flags belonging to
|
|
1041 * the char.
|
852
|
1042 */
|
|
1043 void
|
|
1044 ins_char_typebuf(c)
|
|
1045 int c;
|
|
1046 {
|
|
1047 #ifdef FEAT_MBYTE
|
|
1048 char_u buf[MB_MAXBYTES];
|
|
1049 #else
|
|
1050 char_u buf[4];
|
|
1051 #endif
|
|
1052 if (IS_SPECIAL(c))
|
|
1053 {
|
|
1054 buf[0] = K_SPECIAL;
|
|
1055 buf[1] = K_SECOND(c);
|
|
1056 buf[2] = K_THIRD(c);
|
|
1057 buf[3] = NUL;
|
|
1058 }
|
|
1059 else
|
|
1060 {
|
|
1061 #ifdef FEAT_MBYTE
|
|
1062 buf[(*mb_char2bytes)(c, buf)] = NUL;
|
|
1063 #else
|
|
1064 buf[0] = c;
|
|
1065 buf[1] = NUL;
|
|
1066 #endif
|
|
1067 }
|
1051
|
1068 (void)ins_typebuf(buf, KeyNoremap, 0, !KeyTyped, cmd_silent);
|
852
|
1069 }
|
|
1070
|
|
1071 /*
|
7
|
1072 * Return TRUE if the typeahead buffer was changed (while waiting for a
|
841
|
1073 * character to arrive). Happens when a message was received from a client or
|
842
|
1074 * from feedkeys().
|
7
|
1075 * But check in a more generic way to avoid trouble: When "typebuf.tb_buf"
|
|
1076 * changed it was reallocated and the old pointer can no longer be used.
|
|
1077 * Or "typebuf.tb_off" may have been changed and we would overwrite characters
|
|
1078 * that was just added.
|
|
1079 */
|
|
1080 int
|
|
1081 typebuf_changed(tb_change_cnt)
|
|
1082 int tb_change_cnt; /* old value of typebuf.tb_change_cnt */
|
|
1083 {
|
|
1084 return (tb_change_cnt != 0 && (typebuf.tb_change_cnt != tb_change_cnt
|
841
|
1085 #if defined(FEAT_CLIENTSERVER) || defined(FEAT_EVAL)
|
|
1086 || typebuf_was_filled
|
7
|
1087 #endif
|
|
1088 ));
|
|
1089 }
|
|
1090
|
|
1091 /*
|
|
1092 * Return TRUE if there are no characters in the typeahead buffer that have
|
|
1093 * not been typed (result from a mapping or come from ":normal").
|
|
1094 */
|
|
1095 int
|
|
1096 typebuf_typed()
|
|
1097 {
|
|
1098 return typebuf.tb_maplen == 0;
|
|
1099 }
|
|
1100
|
819
|
1101 #if defined(FEAT_VISUAL) || defined(PROTO)
|
7
|
1102 /*
|
|
1103 * Return the number of characters that are mapped (or not typed).
|
|
1104 */
|
|
1105 int
|
|
1106 typebuf_maplen()
|
|
1107 {
|
|
1108 return typebuf.tb_maplen;
|
|
1109 }
|
819
|
1110 #endif
|
7
|
1111
|
|
1112 /*
|
|
1113 * remove "len" characters from typebuf.tb_buf[typebuf.tb_off + offset]
|
|
1114 */
|
|
1115 void
|
|
1116 del_typebuf(len, offset)
|
|
1117 int len;
|
|
1118 int offset;
|
|
1119 {
|
|
1120 int i;
|
|
1121
|
|
1122 if (len == 0)
|
|
1123 return; /* nothing to do */
|
|
1124
|
|
1125 typebuf.tb_len -= len;
|
|
1126
|
|
1127 /*
|
|
1128 * Easy case: Just increase typebuf.tb_off.
|
|
1129 */
|
|
1130 if (offset == 0 && typebuf.tb_buflen - (typebuf.tb_off + len)
|
|
1131 >= 3 * MAXMAPLEN + 3)
|
|
1132 typebuf.tb_off += len;
|
|
1133 /*
|
|
1134 * Have to move the characters in typebuf.tb_buf[] and typebuf.tb_noremap[]
|
|
1135 */
|
|
1136 else
|
|
1137 {
|
|
1138 i = typebuf.tb_off + offset;
|
|
1139 /*
|
|
1140 * Leave some extra room at the end to avoid reallocation.
|
|
1141 */
|
|
1142 if (typebuf.tb_off > MAXMAPLEN)
|
|
1143 {
|
|
1144 mch_memmove(typebuf.tb_buf + MAXMAPLEN,
|
|
1145 typebuf.tb_buf + typebuf.tb_off, (size_t)offset);
|
|
1146 mch_memmove(typebuf.tb_noremap + MAXMAPLEN,
|
|
1147 typebuf.tb_noremap + typebuf.tb_off, (size_t)offset);
|
|
1148 typebuf.tb_off = MAXMAPLEN;
|
|
1149 }
|
|
1150 /* adjust typebuf.tb_buf (include the NUL at the end) */
|
|
1151 mch_memmove(typebuf.tb_buf + typebuf.tb_off + offset,
|
|
1152 typebuf.tb_buf + i + len,
|
|
1153 (size_t)(typebuf.tb_len - offset + 1));
|
|
1154 /* adjust typebuf.tb_noremap[] */
|
|
1155 mch_memmove(typebuf.tb_noremap + typebuf.tb_off + offset,
|
|
1156 typebuf.tb_noremap + i + len,
|
|
1157 (size_t)(typebuf.tb_len - offset));
|
|
1158 }
|
|
1159
|
|
1160 if (typebuf.tb_maplen > offset) /* adjust tb_maplen */
|
|
1161 {
|
|
1162 if (typebuf.tb_maplen < offset + len)
|
|
1163 typebuf.tb_maplen = offset;
|
|
1164 else
|
|
1165 typebuf.tb_maplen -= len;
|
|
1166 }
|
|
1167 if (typebuf.tb_silent > offset) /* adjust tb_silent */
|
|
1168 {
|
|
1169 if (typebuf.tb_silent < offset + len)
|
|
1170 typebuf.tb_silent = offset;
|
|
1171 else
|
|
1172 typebuf.tb_silent -= len;
|
|
1173 }
|
|
1174 if (typebuf.tb_no_abbr_cnt > offset) /* adjust tb_no_abbr_cnt */
|
|
1175 {
|
|
1176 if (typebuf.tb_no_abbr_cnt < offset + len)
|
|
1177 typebuf.tb_no_abbr_cnt = offset;
|
|
1178 else
|
|
1179 typebuf.tb_no_abbr_cnt -= len;
|
|
1180 }
|
|
1181
|
841
|
1182 #if defined(FEAT_CLIENTSERVER) || defined(FEAT_EVAL)
|
842
|
1183 /* Reset the flag that text received from a client or from feedkeys()
|
841
|
1184 * was inserted in the typeahead buffer. */
|
|
1185 typebuf_was_filled = FALSE;
|
7
|
1186 #endif
|
|
1187 if (++typebuf.tb_change_cnt == 0)
|
|
1188 typebuf.tb_change_cnt = 1;
|
|
1189 }
|
|
1190
|
|
1191 /*
|
|
1192 * Write typed characters to script file.
|
|
1193 * If recording is on put the character in the recordbuffer.
|
|
1194 */
|
|
1195 static void
|
1130
|
1196 gotchars(chars, len)
|
|
1197 char_u *chars;
|
7
|
1198 int len;
|
|
1199 {
|
1130
|
1200 char_u *s = chars;
|
7
|
1201 int c;
|
|
1202 char_u buf[2];
|
1130
|
1203 int todo = len;
|
7
|
1204
|
|
1205 /* remember how many chars were last recorded */
|
|
1206 if (Recording)
|
|
1207 last_recorded_len += len;
|
|
1208
|
|
1209 buf[1] = NUL;
|
1130
|
1210 while (todo--)
|
7
|
1211 {
|
|
1212 /* Handle one byte at a time; no translation to be done. */
|
|
1213 c = *s++;
|
|
1214 updatescript(c);
|
|
1215
|
|
1216 if (Recording)
|
|
1217 {
|
|
1218 buf[0] = c;
|
|
1219 add_buff(&recordbuff, buf, 1L);
|
|
1220 }
|
|
1221 }
|
|
1222 may_sync_undo();
|
|
1223
|
|
1224 #ifdef FEAT_EVAL
|
|
1225 /* output "debug mode" message next time in debug mode */
|
|
1226 debug_did_msg = FALSE;
|
|
1227 #endif
|
|
1228
|
|
1229 /* Since characters have been typed, consider the following to be in
|
|
1230 * another mapping. Search string will be kept in history. */
|
|
1231 ++maptick;
|
|
1232 }
|
|
1233
|
|
1234 /*
|
|
1235 * Sync undo. Called when typed characters are obtained from the typeahead
|
|
1236 * buffer, or when a menu is used.
|
|
1237 * Do not sync:
|
|
1238 * - In Insert mode, unless cursor key has been used.
|
|
1239 * - While reading a script file.
|
|
1240 * - When no_u_sync is non-zero.
|
|
1241 */
|
|
1242 static void
|
|
1243 may_sync_undo()
|
|
1244 {
|
|
1245 if ((!(State & (INSERT + CMDLINE)) || arrow_used)
|
825
|
1246 && scriptin[curscript] == NULL)
|
|
1247 u_sync(FALSE);
|
7
|
1248 }
|
|
1249
|
|
1250 /*
|
|
1251 * Make "typebuf" empty and allocate new buffers.
|
|
1252 * Returns FAIL when out of memory.
|
|
1253 */
|
|
1254 int
|
|
1255 alloc_typebuf()
|
|
1256 {
|
|
1257 typebuf.tb_buf = alloc(TYPELEN_INIT);
|
|
1258 typebuf.tb_noremap = alloc(TYPELEN_INIT);
|
|
1259 if (typebuf.tb_buf == NULL || typebuf.tb_noremap == NULL)
|
|
1260 {
|
|
1261 free_typebuf();
|
|
1262 return FAIL;
|
|
1263 }
|
|
1264 typebuf.tb_buflen = TYPELEN_INIT;
|
|
1265 typebuf.tb_off = 0;
|
|
1266 typebuf.tb_len = 0;
|
|
1267 typebuf.tb_maplen = 0;
|
|
1268 typebuf.tb_silent = 0;
|
|
1269 typebuf.tb_no_abbr_cnt = 0;
|
|
1270 if (++typebuf.tb_change_cnt == 0)
|
|
1271 typebuf.tb_change_cnt = 1;
|
|
1272 return OK;
|
|
1273 }
|
|
1274
|
|
1275 /*
|
|
1276 * Free the buffers of "typebuf".
|
|
1277 */
|
|
1278 void
|
|
1279 free_typebuf()
|
|
1280 {
|
|
1281 vim_free(typebuf.tb_buf);
|
|
1282 vim_free(typebuf.tb_noremap);
|
|
1283 }
|
|
1284
|
|
1285 /*
|
|
1286 * When doing ":so! file", the current typeahead needs to be saved, and
|
|
1287 * restored when "file" has been read completely.
|
|
1288 */
|
|
1289 static typebuf_T saved_typebuf[NSCRIPT];
|
|
1290
|
|
1291 int
|
|
1292 save_typebuf()
|
|
1293 {
|
|
1294 init_typebuf();
|
|
1295 saved_typebuf[curscript] = typebuf;
|
|
1296 /* If out of memory: restore typebuf and close file. */
|
|
1297 if (alloc_typebuf() == FAIL)
|
|
1298 {
|
|
1299 closescript();
|
|
1300 return FAIL;
|
|
1301 }
|
|
1302 return OK;
|
|
1303 }
|
|
1304
|
|
1305 #if defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) || defined(PROTO)
|
|
1306
|
|
1307 /*
|
|
1308 * Save all three kinds of typeahead, so that the user must type at a prompt.
|
|
1309 */
|
|
1310 void
|
|
1311 save_typeahead(tp)
|
|
1312 tasave_T *tp;
|
|
1313 {
|
|
1314 tp->save_typebuf = typebuf;
|
|
1315 tp->typebuf_valid = (alloc_typebuf() == OK);
|
|
1316 if (!tp->typebuf_valid)
|
|
1317 typebuf = tp->save_typebuf;
|
|
1318
|
|
1319 tp->save_stuffbuff = stuffbuff;
|
|
1320 stuffbuff.bh_first.b_next = NULL;
|
|
1321 # ifdef USE_INPUT_BUF
|
|
1322 tp->save_inputbuf = get_input_buf();
|
|
1323 # endif
|
|
1324 }
|
|
1325
|
|
1326 /*
|
|
1327 * Restore the typeahead to what it was before calling save_typeahead().
|
|
1328 * The allocated memory is freed, can only be called once!
|
|
1329 */
|
|
1330 void
|
|
1331 restore_typeahead(tp)
|
|
1332 tasave_T *tp;
|
|
1333 {
|
|
1334 if (tp->typebuf_valid)
|
|
1335 {
|
|
1336 free_typebuf();
|
|
1337 typebuf = tp->save_typebuf;
|
|
1338 }
|
|
1339
|
|
1340 free_buff(&stuffbuff);
|
|
1341 stuffbuff = tp->save_stuffbuff;
|
|
1342 # ifdef USE_INPUT_BUF
|
|
1343 set_input_buf(tp->save_inputbuf);
|
|
1344 # endif
|
|
1345 }
|
|
1346 #endif
|
|
1347
|
|
1348 /*
|
|
1349 * Open a new script file for the ":source!" command.
|
|
1350 */
|
|
1351 void
|
|
1352 openscript(name, directly)
|
|
1353 char_u *name;
|
|
1354 int directly; /* when TRUE execute directly */
|
|
1355 {
|
|
1356 if (curscript + 1 == NSCRIPT)
|
|
1357 {
|
|
1358 EMSG(_(e_nesting));
|
|
1359 return;
|
|
1360 }
|
|
1361
|
|
1362 if (scriptin[curscript] != NULL) /* already reading script */
|
|
1363 ++curscript;
|
|
1364 /* use NameBuff for expanded name */
|
|
1365 expand_env(name, NameBuff, MAXPATHL);
|
|
1366 if ((scriptin[curscript] = mch_fopen((char *)NameBuff, READBIN)) == NULL)
|
|
1367 {
|
|
1368 EMSG2(_(e_notopen), name);
|
|
1369 if (curscript)
|
|
1370 --curscript;
|
|
1371 return;
|
|
1372 }
|
|
1373 if (save_typebuf() == FAIL)
|
|
1374 return;
|
|
1375
|
|
1376 /*
|
|
1377 * Execute the commands from the file right now when using ":source!"
|
|
1378 * after ":global" or ":argdo" or in a loop. Also when another command
|
|
1379 * follows. This means the display won't be updated. Don't do this
|
|
1380 * always, "make test" would fail.
|
|
1381 */
|
|
1382 if (directly)
|
|
1383 {
|
|
1384 oparg_T oa;
|
|
1385 int oldcurscript;
|
|
1386 int save_State = State;
|
|
1387 int save_restart_edit = restart_edit;
|
|
1388 int save_insertmode = p_im;
|
|
1389 int save_finish_op = finish_op;
|
|
1390 int save_msg_scroll = msg_scroll;
|
|
1391
|
|
1392 State = NORMAL;
|
|
1393 msg_scroll = FALSE; /* no msg scrolling in Normal mode */
|
|
1394 restart_edit = 0; /* don't go to Insert mode */
|
|
1395 p_im = FALSE; /* don't use 'insertmode' */
|
|
1396 clear_oparg(&oa);
|
|
1397 finish_op = FALSE;
|
|
1398
|
|
1399 oldcurscript = curscript;
|
|
1400 do
|
|
1401 {
|
|
1402 update_topline_cursor(); /* update cursor position and topline */
|
|
1403 normal_cmd(&oa, FALSE); /* execute one command */
|
|
1404 vpeekc(); /* check for end of file */
|
|
1405 }
|
|
1406 while (scriptin[oldcurscript] != NULL);
|
|
1407
|
|
1408 State = save_State;
|
|
1409 msg_scroll = save_msg_scroll;
|
|
1410 restart_edit = save_restart_edit;
|
|
1411 p_im = save_insertmode;
|
|
1412 finish_op = save_finish_op;
|
|
1413 }
|
|
1414 }
|
|
1415
|
|
1416 /*
|
|
1417 * Close the currently active input script.
|
|
1418 */
|
|
1419 static void
|
|
1420 closescript()
|
|
1421 {
|
|
1422 free_typebuf();
|
|
1423 typebuf = saved_typebuf[curscript];
|
|
1424
|
|
1425 fclose(scriptin[curscript]);
|
|
1426 scriptin[curscript] = NULL;
|
|
1427 if (curscript > 0)
|
|
1428 --curscript;
|
|
1429 }
|
|
1430
|
358
|
1431 #if defined(EXITFREE) || defined(PROTO)
|
|
1432 void
|
|
1433 close_all_scripts()
|
|
1434 {
|
|
1435 while (scriptin[0] != NULL)
|
|
1436 closescript();
|
|
1437 }
|
|
1438 #endif
|
|
1439
|
7
|
1440 #if defined(FEAT_INS_EXPAND) || defined(PROTO)
|
|
1441 /*
|
|
1442 * Return TRUE when reading keys from a script file.
|
|
1443 */
|
|
1444 int
|
|
1445 using_script()
|
|
1446 {
|
|
1447 return scriptin[curscript] != NULL;
|
|
1448 }
|
|
1449 #endif
|
|
1450
|
|
1451 /*
|
365
|
1452 * This function is called just before doing a blocking wait. Thus after
|
|
1453 * waiting 'updatetime' for a character to arrive.
|
|
1454 */
|
|
1455 void
|
|
1456 before_blocking()
|
|
1457 {
|
|
1458 updatescript(0);
|
|
1459 #ifdef FEAT_EVAL
|
958
|
1460 if (may_garbage_collect)
|
|
1461 garbage_collect();
|
365
|
1462 #endif
|
|
1463 }
|
|
1464
|
|
1465 /*
|
7
|
1466 * updatescipt() is called when a character can be written into the script file
|
|
1467 * or when we have waited some time for a character (c == 0)
|
|
1468 *
|
|
1469 * All the changed memfiles are synced if c == 0 or when the number of typed
|
|
1470 * characters reaches 'updatecount' and 'updatecount' is non-zero.
|
|
1471 */
|
|
1472 void
|
|
1473 updatescript(c)
|
|
1474 int c;
|
|
1475 {
|
|
1476 static int count = 0;
|
|
1477
|
|
1478 if (c && scriptout)
|
|
1479 putc(c, scriptout);
|
|
1480 if (c == 0 || (p_uc > 0 && ++count >= p_uc))
|
|
1481 {
|
|
1482 ml_sync_all(c == 0, TRUE);
|
|
1483 count = 0;
|
|
1484 }
|
|
1485 }
|
|
1486
|
|
1487 #define KL_PART_KEY -1 /* keylen value for incomplete key-code */
|
|
1488 #define KL_PART_MAP -2 /* keylen value for incomplete mapping */
|
|
1489
|
|
1490 static int old_char = -1; /* character put back by vungetc() */
|
|
1491 static int old_mod_mask; /* mod_mask for ungotten character */
|
|
1492
|
|
1493 /*
|
|
1494 * Get the next input character.
|
|
1495 * Can return a special key or a multi-byte character.
|
|
1496 * Can return NUL when called recursively, use safe_vgetc() if that's not
|
|
1497 * wanted.
|
|
1498 * This translates escaped K_SPECIAL and CSI bytes to a K_SPECIAL or CSI byte.
|
|
1499 * Collects the bytes of a multibyte character into the whole character.
|
|
1500 * Returns the modifers in the global "mod_mask".
|
|
1501 */
|
|
1502 int
|
|
1503 vgetc()
|
|
1504 {
|
|
1505 int c, c2;
|
|
1506 #ifdef FEAT_MBYTE
|
|
1507 int n;
|
|
1508 char_u buf[MB_MAXBYTES];
|
|
1509 int i;
|
|
1510 #endif
|
|
1511
|
958
|
1512 #ifdef FEAT_EVAL
|
|
1513 /* Do garbage collection when garbagecollect() was called previously and
|
|
1514 * we are now at the toplevel. */
|
|
1515 if (may_garbage_collect && want_garbage_collect)
|
|
1516 garbage_collect();
|
|
1517 #endif
|
|
1518
|
7
|
1519 /*
|
|
1520 * If a character was put back with vungetc, it was already processed.
|
|
1521 * Return it directly.
|
|
1522 */
|
|
1523 if (old_char != -1)
|
|
1524 {
|
|
1525 c = old_char;
|
|
1526 old_char = -1;
|
|
1527 mod_mask = old_mod_mask;
|
|
1528 }
|
958
|
1529 else
|
7
|
1530 {
|
958
|
1531 mod_mask = 0x0;
|
|
1532 last_recorded_len = 0;
|
|
1533 for (;;) /* this is done twice if there are modifiers */
|
|
1534 {
|
7
|
1535 if (mod_mask) /* no mapping after modifier has been read */
|
|
1536 {
|
|
1537 ++no_mapping;
|
|
1538 ++allow_keys;
|
|
1539 }
|
|
1540 c = vgetorpeek(TRUE);
|
|
1541 if (mod_mask)
|
|
1542 {
|
|
1543 --no_mapping;
|
|
1544 --allow_keys;
|
|
1545 }
|
|
1546
|
|
1547 /* Get two extra bytes for special keys */
|
|
1548 if (c == K_SPECIAL
|
|
1549 #ifdef FEAT_GUI
|
|
1550 || c == CSI
|
|
1551 #endif
|
|
1552 )
|
|
1553 {
|
179
|
1554 int save_allow_keys = allow_keys;
|
|
1555
|
7
|
1556 ++no_mapping;
|
179
|
1557 allow_keys = 0; /* make sure BS is not found */
|
7
|
1558 c2 = vgetorpeek(TRUE); /* no mapping for these chars */
|
|
1559 c = vgetorpeek(TRUE);
|
|
1560 --no_mapping;
|
179
|
1561 allow_keys = save_allow_keys;
|
7
|
1562 if (c2 == KS_MODIFIER)
|
|
1563 {
|
|
1564 mod_mask = c;
|
|
1565 continue;
|
|
1566 }
|
|
1567 c = TO_SPECIAL(c2, c);
|
|
1568
|
|
1569 #if defined(FEAT_GUI_W32) && defined(FEAT_MENU) && defined(FEAT_TEAROFF)
|
|
1570 /* Handle K_TEAROFF here, the caller of vgetc() doesn't need to
|
|
1571 * know that a menu was torn off */
|
|
1572 if (c == K_TEAROFF)
|
|
1573 {
|
|
1574 char_u name[200];
|
|
1575 int i;
|
|
1576
|
|
1577 /* get menu path, it ends with a <CR> */
|
|
1578 for (i = 0; (c = vgetorpeek(TRUE)) != '\r'; )
|
|
1579 {
|
|
1580 name[i] = c;
|
|
1581 if (i < 199)
|
|
1582 ++i;
|
|
1583 }
|
|
1584 name[i] = NUL;
|
|
1585 gui_make_tearoff(name);
|
|
1586 continue;
|
|
1587 }
|
|
1588 #endif
|
660
|
1589 #if defined(FEAT_GUI) && defined(HAVE_GTK2) && defined(FEAT_MENU)
|
36
|
1590 /* GTK: <F10> normally selects the menu, but it's passed until
|
|
1591 * here to allow mapping it. Intercept and invoke the GTK
|
|
1592 * behavior if it's not mapped. */
|
|
1593 if (c == K_F10 && gui.menubar != NULL)
|
|
1594 {
|
|
1595 gtk_menu_shell_select_first(GTK_MENU_SHELL(gui.menubar), FALSE);
|
|
1596 continue;
|
|
1597 }
|
|
1598 #endif
|
7
|
1599 #ifdef FEAT_GUI
|
1389
|
1600 /* Handle focus event here, so that the caller doesn't need to
|
|
1601 * know about it. Return K_IGNORE so that we loop once (needed if
|
|
1602 * 'lazyredraw' is set). */
|
1380
|
1603 if (c == K_FOCUSGAINED || c == K_FOCUSLOST)
|
|
1604 {
|
|
1605 ui_focus_change(c == K_FOCUSGAINED);
|
1389
|
1606 c = K_IGNORE;
|
1380
|
1607 }
|
|
1608
|
7
|
1609 /* Translate K_CSI to CSI. The special key is only used to avoid
|
|
1610 * it being recognized as the start of a special key. */
|
|
1611 if (c == K_CSI)
|
|
1612 c = CSI;
|
|
1613 #endif
|
|
1614 }
|
|
1615 #ifdef MSDOS
|
|
1616 /*
|
|
1617 * If K_NUL was typed, it is replaced by K_NUL, 3 in mch_inchar().
|
|
1618 * Delete the 3 here.
|
|
1619 */
|
|
1620 else if (c == K_NUL && vpeekc() == 3)
|
|
1621 (void)vgetorpeek(TRUE);
|
|
1622 #endif
|
|
1623
|
229
|
1624 /* a keypad or special function key was not mapped, use it like
|
|
1625 * its ASCII equivalent */
|
|
1626 switch (c)
|
7
|
1627 {
|
229
|
1628 case K_KPLUS: c = '+'; break;
|
|
1629 case K_KMINUS: c = '-'; break;
|
|
1630 case K_KDIVIDE: c = '/'; break;
|
|
1631 case K_KMULTIPLY: c = '*'; break;
|
|
1632 case K_KENTER: c = CAR; break;
|
|
1633 case K_KPOINT:
|
36
|
1634 #ifdef WIN32
|
229
|
1635 /* Can be either '.' or a ',', *
|
|
1636 * depending on the type of keypad. */
|
|
1637 c = MapVirtualKey(VK_DECIMAL, 2); break;
|
36
|
1638 #else
|
229
|
1639 c = '.'; break;
|
36
|
1640 #endif
|
229
|
1641 case K_K0: c = '0'; break;
|
|
1642 case K_K1: c = '1'; break;
|
|
1643 case K_K2: c = '2'; break;
|
|
1644 case K_K3: c = '3'; break;
|
|
1645 case K_K4: c = '4'; break;
|
|
1646 case K_K5: c = '5'; break;
|
|
1647 case K_K6: c = '6'; break;
|
|
1648 case K_K7: c = '7'; break;
|
|
1649 case K_K8: c = '8'; break;
|
|
1650 case K_K9: c = '9'; break;
|
|
1651
|
|
1652 case K_XHOME:
|
|
1653 case K_ZHOME: if (mod_mask == MOD_MASK_SHIFT)
|
|
1654 {
|
|
1655 c = K_S_HOME;
|
|
1656 mod_mask = 0;
|
|
1657 }
|
|
1658 else if (mod_mask == MOD_MASK_CTRL)
|
|
1659 {
|
|
1660 c = K_C_HOME;
|
|
1661 mod_mask = 0;
|
|
1662 }
|
|
1663 else
|
|
1664 c = K_HOME;
|
|
1665 break;
|
|
1666 case K_XEND:
|
|
1667 case K_ZEND: if (mod_mask == MOD_MASK_SHIFT)
|
|
1668 {
|
|
1669 c = K_S_END;
|
|
1670 mod_mask = 0;
|
|
1671 }
|
|
1672 else if (mod_mask == MOD_MASK_CTRL)
|
|
1673 {
|
|
1674 c = K_C_END;
|
|
1675 mod_mask = 0;
|
|
1676 }
|
|
1677 else
|
|
1678 c = K_END;
|
|
1679 break;
|
|
1680
|
|
1681 case K_XUP: c = K_UP; break;
|
|
1682 case K_XDOWN: c = K_DOWN; break;
|
|
1683 case K_XLEFT: c = K_LEFT; break;
|
|
1684 case K_XRIGHT: c = K_RIGHT; break;
|
7
|
1685 }
|
|
1686
|
|
1687 #ifdef FEAT_MBYTE
|
|
1688 /* For a multi-byte character get all the bytes and return the
|
|
1689 * converted character.
|
|
1690 * Note: This will loop until enough bytes are received!
|
|
1691 */
|
|
1692 if (has_mbyte && (n = MB_BYTE2LEN_CHECK(c)) > 1)
|
|
1693 {
|
|
1694 ++no_mapping;
|
|
1695 buf[0] = c;
|
|
1696 for (i = 1; i < n; ++i)
|
|
1697 {
|
|
1698 buf[i] = vgetorpeek(TRUE);
|
|
1699 if (buf[i] == K_SPECIAL
|
|
1700 #ifdef FEAT_GUI
|
|
1701 || buf[i] == CSI
|
|
1702 #endif
|
|
1703 )
|
|
1704 {
|
|
1705 /* Must be a K_SPECIAL - KS_SPECIAL - KE_FILLER sequence,
|
|
1706 * which represents a K_SPECIAL (0x80),
|
|
1707 * or a CSI - KS_EXTRA - KE_CSI sequence, which represents
|
|
1708 * a CSI (0x9B),
|
|
1709 * of a K_SPECIAL - KS_EXTRA - KE_CSI, which is CSI too. */
|
|
1710 c = vgetorpeek(TRUE);
|
|
1711 if (vgetorpeek(TRUE) == (int)KE_CSI && c == KS_EXTRA)
|
|
1712 buf[i] = CSI;
|
|
1713 }
|
|
1714 }
|
|
1715 --no_mapping;
|
|
1716 c = (*mb_ptr2char)(buf);
|
|
1717 }
|
|
1718 #endif
|
|
1719
|
958
|
1720 break;
|
|
1721 }
|
7
|
1722 }
|
958
|
1723
|
|
1724 #ifdef FEAT_EVAL
|
|
1725 /*
|
|
1726 * In the main loop "may_garbage_collect" can be set to do garbage
|
|
1727 * collection in the first next vgetc(). It's disabled after that to
|
|
1728 * avoid internally used Lists and Dicts to be freed.
|
|
1729 */
|
|
1730 may_garbage_collect = FALSE;
|
|
1731 #endif
|
|
1732
|
|
1733 return c;
|
7
|
1734 }
|
|
1735
|
|
1736 /*
|
|
1737 * Like vgetc(), but never return a NUL when called recursively, get a key
|
|
1738 * directly from the user (ignoring typeahead).
|
|
1739 */
|
|
1740 int
|
|
1741 safe_vgetc()
|
|
1742 {
|
|
1743 int c;
|
|
1744
|
|
1745 c = vgetc();
|
|
1746 if (c == NUL)
|
|
1747 c = get_keystroke();
|
|
1748 return c;
|
|
1749 }
|
|
1750
|
|
1751 /*
|
1389
|
1752 * Like safe_vgetc(), but loop to handle K_IGNORE.
|
|
1753 * Also ignore scrollbar events.
|
|
1754 */
|
|
1755 int
|
|
1756 plain_vgetc()
|
|
1757 {
|
|
1758 int c;
|
|
1759
|
|
1760 do
|
|
1761 {
|
|
1762 c = safe_vgetc();
|
|
1763 } while (c == K_IGNORE || c == K_VER_SCROLLBAR || c == K_HOR_SCROLLBAR);
|
|
1764 return c;
|
|
1765 }
|
|
1766
|
|
1767 /*
|
7
|
1768 * Check if a character is available, such that vgetc() will not block.
|
|
1769 * If the next character is a special character or multi-byte, the returned
|
|
1770 * character is not valid!.
|
|
1771 */
|
|
1772 int
|
|
1773 vpeekc()
|
|
1774 {
|
|
1775 if (old_char != -1)
|
|
1776 return old_char;
|
|
1777 return vgetorpeek(FALSE);
|
|
1778 }
|
|
1779
|
|
1780 #if defined(FEAT_TERMRESPONSE) || defined(PROTO)
|
|
1781 /*
|
|
1782 * Like vpeekc(), but don't allow mapping. Do allow checking for terminal
|
|
1783 * codes.
|
|
1784 */
|
|
1785 int
|
|
1786 vpeekc_nomap()
|
|
1787 {
|
|
1788 int c;
|
|
1789
|
|
1790 ++no_mapping;
|
|
1791 ++allow_keys;
|
|
1792 c = vpeekc();
|
|
1793 --no_mapping;
|
|
1794 --allow_keys;
|
|
1795 return c;
|
|
1796 }
|
|
1797 #endif
|
|
1798
|
|
1799 #if defined(FEAT_INS_EXPAND) || defined(PROTO)
|
|
1800 /*
|
|
1801 * Check if any character is available, also half an escape sequence.
|
|
1802 * Trick: when no typeahead found, but there is something in the typeahead
|
|
1803 * buffer, it must be an ESC that is recognized as the start of a key code.
|
|
1804 */
|
|
1805 int
|
|
1806 vpeekc_any()
|
|
1807 {
|
|
1808 int c;
|
|
1809
|
|
1810 c = vpeekc();
|
|
1811 if (c == NUL && typebuf.tb_len > 0)
|
|
1812 c = ESC;
|
|
1813 return c;
|
|
1814 }
|
|
1815 #endif
|
|
1816
|
|
1817 /*
|
|
1818 * Call vpeekc() without causing anything to be mapped.
|
|
1819 * Return TRUE if a character is available, FALSE otherwise.
|
|
1820 */
|
|
1821 int
|
|
1822 char_avail()
|
|
1823 {
|
|
1824 int retval;
|
|
1825
|
|
1826 ++no_mapping;
|
|
1827 retval = vpeekc();
|
|
1828 --no_mapping;
|
|
1829 return (retval != NUL);
|
|
1830 }
|
|
1831
|
|
1832 void
|
|
1833 vungetc(c) /* unget one character (can only be done once!) */
|
|
1834 int c;
|
|
1835 {
|
|
1836 old_char = c;
|
|
1837 old_mod_mask = mod_mask;
|
|
1838 }
|
|
1839
|
|
1840 /*
|
|
1841 * get a character:
|
|
1842 * 1. from the stuffbuffer
|
|
1843 * This is used for abbreviated commands like "D" -> "d$".
|
|
1844 * Also used to redo a command for ".".
|
|
1845 * 2. from the typeahead buffer
|
|
1846 * Stores text obtained previously but not used yet.
|
|
1847 * Also stores the result of mappings.
|
|
1848 * Also used for the ":normal" command.
|
|
1849 * 3. from the user
|
|
1850 * This may do a blocking wait if "advance" is TRUE.
|
|
1851 *
|
|
1852 * if "advance" is TRUE (vgetc()):
|
|
1853 * really get the character.
|
|
1854 * KeyTyped is set to TRUE in the case the user typed the key.
|
|
1855 * KeyStuffed is TRUE if the character comes from the stuff buffer.
|
|
1856 * if "advance" is FALSE (vpeekc()):
|
|
1857 * just look whether there is a character available.
|
|
1858 *
|
|
1859 * When "no_mapping" is zero, checks for mappings in the current mode.
|
|
1860 * Only returns one byte (of a multi-byte character).
|
|
1861 * K_SPECIAL and CSI may be escaped, need to get two more bytes then.
|
|
1862 */
|
|
1863 static int
|
|
1864 vgetorpeek(advance)
|
|
1865 int advance;
|
|
1866 {
|
|
1867 int c, c1;
|
|
1868 int keylen;
|
|
1869 char_u *s;
|
|
1870 mapblock_T *mp;
|
|
1871 #ifdef FEAT_LOCALMAP
|
|
1872 mapblock_T *mp2;
|
|
1873 #endif
|
|
1874 mapblock_T *mp_match;
|
|
1875 int mp_match_len = 0;
|
|
1876 int timedout = FALSE; /* waited for more than 1 second
|
|
1877 for mapping to complete */
|
|
1878 int mapdepth = 0; /* check for recursive mapping */
|
|
1879 int mode_deleted = FALSE; /* set when mode has been deleted */
|
|
1880 int local_State;
|
|
1881 int mlen;
|
|
1882 int max_mlen;
|
721
|
1883 int i;
|
7
|
1884 #ifdef FEAT_CMDL_INFO
|
|
1885 int new_wcol, new_wrow;
|
|
1886 #endif
|
|
1887 #ifdef FEAT_GUI
|
|
1888 # ifdef FEAT_MENU
|
|
1889 int idx;
|
|
1890 # endif
|
|
1891 int shape_changed = FALSE; /* adjusted cursor shape */
|
|
1892 #endif
|
|
1893 int n;
|
|
1894 #ifdef FEAT_LANGMAP
|
|
1895 int nolmaplen;
|
|
1896 #endif
|
|
1897 int old_wcol, old_wrow;
|
202
|
1898 int wait_tb_len;
|
7
|
1899
|
|
1900 /*
|
|
1901 * This function doesn't work very well when called recursively. This may
|
|
1902 * happen though, because of:
|
|
1903 * 1. The call to add_to_showcmd(). char_avail() is then used to check if
|
|
1904 * there is a character available, which calls this function. In that
|
|
1905 * case we must return NUL, to indicate no character is available.
|
|
1906 * 2. A GUI callback function writes to the screen, causing a
|
|
1907 * wait_return().
|
|
1908 * Using ":normal" can also do this, but it saves the typeahead buffer,
|
|
1909 * thus it should be OK. But don't get a key from the user then.
|
|
1910 */
|
822
|
1911 if (vgetc_busy > 0
|
7
|
1912 #ifdef FEAT_EX_EXTRA
|
|
1913 && ex_normal_busy == 0
|
|
1914 #endif
|
|
1915 )
|
|
1916 return NUL;
|
|
1917
|
|
1918 local_State = get_real_state();
|
|
1919
|
822
|
1920 ++vgetc_busy;
|
7
|
1921
|
|
1922 if (advance)
|
|
1923 KeyStuffed = FALSE;
|
|
1924
|
|
1925 init_typebuf();
|
|
1926 start_stuff();
|
|
1927 if (advance && typebuf.tb_maplen == 0)
|
|
1928 Exec_reg = FALSE;
|
|
1929 do
|
|
1930 {
|
|
1931 /*
|
|
1932 * get a character: 1. from the stuffbuffer
|
|
1933 */
|
|
1934 if (typeahead_char != 0)
|
|
1935 {
|
|
1936 c = typeahead_char;
|
|
1937 if (advance)
|
|
1938 typeahead_char = 0;
|
|
1939 }
|
|
1940 else
|
|
1941 c = read_stuff(advance);
|
|
1942 if (c != NUL && !got_int)
|
|
1943 {
|
|
1944 if (advance)
|
|
1945 {
|
|
1946 /* KeyTyped = FALSE; When the command that stuffed something
|
|
1947 * was typed, behave like the stuffed command was typed.
|
|
1948 * needed for CTRL-W CTRl-] to open a fold, for example. */
|
|
1949 KeyStuffed = TRUE;
|
|
1950 }
|
|
1951 if (typebuf.tb_no_abbr_cnt == 0)
|
|
1952 typebuf.tb_no_abbr_cnt = 1; /* no abbreviations now */
|
|
1953 }
|
|
1954 else
|
|
1955 {
|
|
1956 /*
|
|
1957 * Loop until we either find a matching mapped key, or we
|
|
1958 * are sure that it is not a mapped key.
|
|
1959 * If a mapped key sequence is found we go back to the start to
|
|
1960 * try re-mapping.
|
|
1961 */
|
|
1962 for (;;)
|
|
1963 {
|
|
1964 /*
|
|
1965 * ui_breakcheck() is slow, don't use it too often when
|
|
1966 * inside a mapping. But call it each time for typed
|
|
1967 * characters.
|
|
1968 */
|
|
1969 if (typebuf.tb_maplen)
|
|
1970 line_breakcheck();
|
|
1971 else
|
|
1972 ui_breakcheck(); /* check for CTRL-C */
|
|
1973 keylen = 0;
|
|
1974 if (got_int)
|
|
1975 {
|
|
1976 /* flush all input */
|
|
1977 c = inchar(typebuf.tb_buf, typebuf.tb_buflen - 1, 0L,
|
|
1978 typebuf.tb_change_cnt);
|
|
1979 /*
|
|
1980 * If inchar() returns TRUE (script file was active) or we
|
|
1981 * are inside a mapping, get out of insert mode.
|
|
1982 * Otherwise we behave like having gotten a CTRL-C.
|
|
1983 * As a result typing CTRL-C in insert mode will
|
|
1984 * really insert a CTRL-C.
|
|
1985 */
|
|
1986 if ((c || typebuf.tb_maplen)
|
|
1987 && (State & (INSERT + CMDLINE)))
|
|
1988 c = ESC;
|
|
1989 else
|
|
1990 c = Ctrl_C;
|
|
1991 flush_buffers(TRUE); /* flush all typeahead */
|
|
1992
|
988
|
1993 if (advance)
|
|
1994 {
|
|
1995 /* Also record this character, it might be needed to
|
|
1996 * get out of Insert mode. */
|
|
1997 *typebuf.tb_buf = c;
|
|
1998 gotchars(typebuf.tb_buf, 1);
|
|
1999 }
|
7
|
2000 cmd_silent = FALSE;
|
|
2001
|
|
2002 break;
|
|
2003 }
|
|
2004 else if (typebuf.tb_len > 0)
|
|
2005 {
|
|
2006 /*
|
|
2007 * Check for a mappable key sequence.
|
|
2008 * Walk through one maphash[] list until we find an
|
|
2009 * entry that matches.
|
|
2010 *
|
|
2011 * Don't look for mappings if:
|
|
2012 * - no_mapping set: mapping disabled (e.g. for CTRL-V)
|
|
2013 * - maphash_valid not set: no mappings present.
|
|
2014 * - typebuf.tb_buf[typebuf.tb_off] should not be remapped
|
|
2015 * - in insert or cmdline mode and 'paste' option set
|
|
2016 * - waiting for "hit return to continue" and CR or SPACE
|
|
2017 * typed
|
|
2018 * - waiting for a char with --more--
|
|
2019 * - in Ctrl-X mode, and we get a valid char for that mode
|
|
2020 */
|
|
2021 mp = NULL;
|
|
2022 max_mlen = 0;
|
|
2023 c1 = typebuf.tb_buf[typebuf.tb_off];
|
|
2024 if (no_mapping == 0 && maphash_valid
|
|
2025 && (no_zero_mapping == 0 || c1 != '0')
|
|
2026 && (typebuf.tb_maplen == 0
|
|
2027 || (p_remap
|
10
|
2028 && (typebuf.tb_noremap[typebuf.tb_off]
|
|
2029 & (RM_NONE|RM_ABBR)) == 0))
|
7
|
2030 && !(p_paste && (State & (INSERT + CMDLINE)))
|
|
2031 && !(State == HITRETURN && (c1 == CAR || c1 == ' '))
|
|
2032 && State != ASKMORE
|
|
2033 && State != CONFIRM
|
|
2034 #ifdef FEAT_INS_EXPAND
|
|
2035 && !((ctrl_x_mode != 0 && vim_is_ctrl_x_key(c1))
|
449
|
2036 || ((compl_cont_status & CONT_LOCAL)
|
7
|
2037 && (c1 == Ctrl_N || c1 == Ctrl_P)))
|
|
2038 #endif
|
|
2039 )
|
|
2040 {
|
|
2041 #ifdef FEAT_LANGMAP
|
|
2042 if (c1 == K_SPECIAL)
|
|
2043 nolmaplen = 2;
|
|
2044 else
|
|
2045 {
|
|
2046 LANGMAP_ADJUST(c1, TRUE);
|
|
2047 nolmaplen = 0;
|
|
2048 }
|
|
2049 #endif
|
|
2050 #ifdef FEAT_LOCALMAP
|
|
2051 /* First try buffer-local mappings. */
|
|
2052 mp = curbuf->b_maphash[MAP_HASH(local_State, c1)];
|
|
2053 mp2 = maphash[MAP_HASH(local_State, c1)];
|
|
2054 if (mp == NULL)
|
|
2055 {
|
|
2056 mp = mp2;
|
|
2057 mp2 = NULL;
|
|
2058 }
|
|
2059 #else
|
|
2060 mp = maphash[MAP_HASH(local_State, c1)];
|
|
2061 #endif
|
|
2062 /*
|
|
2063 * Loop until a partly matching mapping is found or
|
|
2064 * all (local) mappings have been checked.
|
|
2065 * The longest full match is remembered in "mp_match".
|
|
2066 * A full match is only accepted if there is no partly
|
|
2067 * match, so "aa" and "aaa" can both be mapped.
|
|
2068 */
|
|
2069 mp_match = NULL;
|
|
2070 mp_match_len = 0;
|
|
2071 for ( ; mp != NULL;
|
|
2072 #ifdef FEAT_LOCALMAP
|
|
2073 mp->m_next == NULL ? (mp = mp2, mp2 = NULL) :
|
|
2074 #endif
|
|
2075 (mp = mp->m_next))
|
|
2076 {
|
|
2077 /*
|
|
2078 * Only consider an entry if the first character
|
|
2079 * matches and it is for the current state.
|
|
2080 * Skip ":lmap" mappings if keys were mapped.
|
|
2081 */
|
|
2082 if (mp->m_keys[0] == c1
|
|
2083 && (mp->m_mode & local_State)
|
|
2084 && ((mp->m_mode & LANGMAP) == 0
|
|
2085 || typebuf.tb_maplen == 0))
|
|
2086 {
|
|
2087 #ifdef FEAT_LANGMAP
|
|
2088 int nomap = nolmaplen;
|
|
2089 int c2;
|
|
2090 #endif
|
|
2091 /* find the match length of this mapping */
|
|
2092 for (mlen = 1; mlen < typebuf.tb_len; ++mlen)
|
|
2093 {
|
|
2094 #ifdef FEAT_LANGMAP
|
|
2095 c2 = typebuf.tb_buf[typebuf.tb_off + mlen];
|
|
2096 if (nomap > 0)
|
|
2097 --nomap;
|
|
2098 else if (c2 == K_SPECIAL)
|
|
2099 nomap = 2;
|
|
2100 else
|
|
2101 LANGMAP_ADJUST(c2, TRUE);
|
|
2102 if (mp->m_keys[mlen] != c2)
|
|
2103 #else
|
|
2104 if (mp->m_keys[mlen] !=
|
|
2105 typebuf.tb_buf[typebuf.tb_off + mlen])
|
|
2106 #endif
|
|
2107 break;
|
|
2108 }
|
|
2109
|
|
2110 #ifdef FEAT_MBYTE
|
|
2111 /* Don't allow mapping the first byte(s) of a
|
|
2112 * multi-byte char. Happens when mapping
|
|
2113 * <M-a> and then changing 'encoding'. */
|
|
2114 if (has_mbyte && MB_BYTE2LEN(c1)
|
474
|
2115 > (*mb_ptr2len)(mp->m_keys))
|
7
|
2116 mlen = 0;
|
|
2117 #endif
|
|
2118 /*
|
|
2119 * Check an entry whether it matches.
|
|
2120 * - Full match: mlen == keylen
|
|
2121 * - Partly match: mlen == typebuf.tb_len
|
|
2122 */
|
|
2123 keylen = mp->m_keylen;
|
|
2124 if (mlen == keylen
|
|
2125 || (mlen == typebuf.tb_len
|
|
2126 && typebuf.tb_len < keylen))
|
|
2127 {
|
|
2128 /*
|
|
2129 * If only script-local mappings are
|
|
2130 * allowed, check if the mapping starts
|
|
2131 * with K_SNR.
|
|
2132 */
|
|
2133 s = typebuf.tb_noremap + typebuf.tb_off;
|
|
2134 if (*s == RM_SCRIPT
|
|
2135 && (mp->m_keys[0] != K_SPECIAL
|
|
2136 || mp->m_keys[1] != KS_EXTRA
|
|
2137 || mp->m_keys[2]
|
|
2138 != (int)KE_SNR))
|
|
2139 continue;
|
|
2140 /*
|
|
2141 * If one of the typed keys cannot be
|
|
2142 * remapped, skip the entry.
|
|
2143 */
|
|
2144 for (n = mlen; --n >= 0; )
|
10
|
2145 if (*s++ & (RM_NONE|RM_ABBR))
|
7
|
2146 break;
|
|
2147 if (n >= 0)
|
|
2148 continue;
|
|
2149
|
|
2150 if (keylen > typebuf.tb_len)
|
|
2151 {
|
|
2152 if (!timedout)
|
|
2153 {
|
|
2154 /* break at a partly match */
|
|
2155 keylen = KL_PART_MAP;
|
|
2156 break;
|
|
2157 }
|
|
2158 }
|
|
2159 else if (keylen > mp_match_len)
|
|
2160 {
|
|
2161 /* found a longer match */
|
|
2162 mp_match = mp;
|
|
2163 mp_match_len = keylen;
|
|
2164 }
|
|
2165 }
|
|
2166 else
|
|
2167 /* No match; may have to check for
|
|
2168 * termcode at next character. */
|
|
2169 if (max_mlen < mlen)
|
|
2170 max_mlen = mlen;
|
|
2171 }
|
|
2172 }
|
|
2173
|
|
2174 /* If no partly match found, use the longest full
|
|
2175 * match. */
|
|
2176 if (keylen != KL_PART_MAP)
|
|
2177 {
|
|
2178 mp = mp_match;
|
|
2179 keylen = mp_match_len;
|
|
2180 }
|
|
2181 }
|
|
2182
|
|
2183 /* Check for match with 'pastetoggle' */
|
|
2184 if (*p_pt != NUL && mp == NULL && (State & (INSERT|NORMAL)))
|
|
2185 {
|
|
2186 for (mlen = 0; mlen < typebuf.tb_len && p_pt[mlen];
|
|
2187 ++mlen)
|
|
2188 if (p_pt[mlen] != typebuf.tb_buf[typebuf.tb_off
|
|
2189 + mlen])
|
|
2190 break;
|
|
2191 if (p_pt[mlen] == NUL) /* match */
|
|
2192 {
|
|
2193 /* write chars to script file(s) */
|
|
2194 if (mlen > typebuf.tb_maplen)
|
|
2195 gotchars(typebuf.tb_buf + typebuf.tb_off
|
|
2196 + typebuf.tb_maplen,
|
|
2197 mlen - typebuf.tb_maplen);
|
|
2198
|
|
2199 del_typebuf(mlen, 0); /* remove the chars */
|
|
2200 set_option_value((char_u *)"paste",
|
|
2201 (long)!p_paste, NULL, 0);
|
|
2202 if (!(State & INSERT))
|
|
2203 {
|
|
2204 msg_col = 0;
|
|
2205 msg_row = Rows - 1;
|
|
2206 msg_clr_eos(); /* clear ruler */
|
|
2207 }
|
|
2208 showmode();
|
|
2209 setcursor();
|
|
2210 continue;
|
|
2211 }
|
|
2212 /* Need more chars for partly match. */
|
|
2213 if (mlen == typebuf.tb_len)
|
1103
|
2214 keylen = KL_PART_KEY;
|
7
|
2215 else if (max_mlen < mlen)
|
|
2216 /* no match, may have to check for termcode at
|
|
2217 * next character */
|
|
2218 max_mlen = mlen + 1;
|
|
2219 }
|
|
2220
|
|
2221 if ((mp == NULL || max_mlen >= mp_match_len)
|
|
2222 && keylen != KL_PART_MAP)
|
|
2223 {
|
|
2224 /*
|
|
2225 * When no matching mapping found or found a
|
|
2226 * non-matching mapping that matches at least what the
|
|
2227 * matching mapping matched:
|
|
2228 * Check if we have a terminal code, when:
|
|
2229 * mapping is allowed,
|
|
2230 * keys have not been mapped,
|
|
2231 * and not an ESC sequence, not in insert mode or
|
|
2232 * p_ek is on,
|
|
2233 * and when not timed out,
|
|
2234 */
|
|
2235 if ((no_mapping == 0 || allow_keys != 0)
|
|
2236 && (typebuf.tb_maplen == 0
|
|
2237 || (p_remap && typebuf.tb_noremap[
|
|
2238 typebuf.tb_off] == RM_YES))
|
|
2239 && !timedout)
|
|
2240 {
|
|
2241 keylen = check_termcode(max_mlen + 1, NULL, 0);
|
|
2242
|
|
2243 /*
|
|
2244 * When getting a partial match, but the last
|
|
2245 * characters were not typed, don't wait for a
|
|
2246 * typed character to complete the termcode.
|
|
2247 * This helps a lot when a ":normal" command ends
|
|
2248 * in an ESC.
|
|
2249 */
|
|
2250 if (keylen < 0
|
|
2251 && typebuf.tb_len == typebuf.tb_maplen)
|
|
2252 keylen = 0;
|
|
2253 }
|
|
2254 else
|
|
2255 keylen = 0;
|
|
2256 if (keylen == 0) /* no matching terminal code */
|
|
2257 {
|
|
2258 #ifdef AMIGA /* check for window bounds report */
|
|
2259 if (typebuf.tb_maplen == 0 && (typebuf.tb_buf[
|
|
2260 typebuf.tb_off] & 0xff) == CSI)
|
|
2261 {
|
|
2262 for (s = typebuf.tb_buf + typebuf.tb_off + 1;
|
|
2263 s < typebuf.tb_buf + typebuf.tb_off
|
|
2264 + typebuf.tb_len
|
|
2265 && (VIM_ISDIGIT(*s) || *s == ';'
|
|
2266 || *s == ' ');
|
|
2267 ++s)
|
|
2268 ;
|
|
2269 if (*s == 'r' || *s == '|') /* found one */
|
|
2270 {
|
|
2271 del_typebuf((int)(s + 1 -
|
|
2272 (typebuf.tb_buf + typebuf.tb_off)), 0);
|
|
2273 /* get size and redraw screen */
|
|
2274 shell_resized();
|
|
2275 continue;
|
|
2276 }
|
|
2277 if (*s == NUL) /* need more characters */
|
|
2278 keylen = KL_PART_KEY;
|
|
2279 }
|
|
2280 if (keylen >= 0)
|
|
2281 #endif
|
|
2282 /* When there was a matching mapping and no
|
|
2283 * termcode could be replaced after another one,
|
|
2284 * use that mapping. */
|
|
2285 if (mp == NULL)
|
|
2286 {
|
|
2287 /*
|
|
2288 * get a character: 2. from the typeahead buffer
|
|
2289 */
|
|
2290 c = typebuf.tb_buf[typebuf.tb_off] & 255;
|
|
2291 if (advance) /* remove chars from tb_buf */
|
|
2292 {
|
|
2293 cmd_silent = (typebuf.tb_silent > 0);
|
|
2294 if (typebuf.tb_maplen > 0)
|
|
2295 KeyTyped = FALSE;
|
|
2296 else
|
|
2297 {
|
|
2298 KeyTyped = TRUE;
|
|
2299 /* write char to script file(s) */
|
|
2300 gotchars(typebuf.tb_buf
|
|
2301 + typebuf.tb_off, 1);
|
|
2302 }
|
1051
|
2303 KeyNoremap = typebuf.tb_noremap[
|
|
2304 typebuf.tb_off];
|
7
|
2305 del_typebuf(1, 0);
|
|
2306 }
|
|
2307 break; /* got character, break for loop */
|
|
2308 }
|
|
2309 }
|
|
2310 if (keylen > 0) /* full matching terminal code */
|
|
2311 {
|
|
2312 #if defined(FEAT_GUI) && defined(FEAT_MENU)
|
|
2313 if (typebuf.tb_buf[typebuf.tb_off] == K_SPECIAL
|
|
2314 && typebuf.tb_buf[typebuf.tb_off + 1]
|
|
2315 == KS_MENU)
|
|
2316 {
|
|
2317 /*
|
|
2318 * Using a menu may cause a break in undo!
|
|
2319 * It's like using gotchars(), but without
|
|
2320 * recording or writing to a script file.
|
|
2321 */
|
|
2322 may_sync_undo();
|
|
2323 del_typebuf(3, 0);
|
|
2324 idx = get_menu_index(current_menu, local_State);
|
|
2325 if (idx != MENU_INDEX_INVALID)
|
|
2326 {
|
|
2327 # ifdef FEAT_VISUAL
|
|
2328 /*
|
788
|
2329 * In Select mode and a Visual mode menu
|
|
2330 * is used: Switch to Visual mode
|
7
|
2331 * temporarily. Append K_SELECT to switch
|
|
2332 * back to Select mode.
|
|
2333 */
|
788
|
2334 if (VIsual_active && VIsual_select
|
|
2335 && (current_menu->modes & VISUAL))
|
7
|
2336 {
|
|
2337 VIsual_select = FALSE;
|
|
2338 (void)ins_typebuf(K_SELECT_STRING,
|
|
2339 REMAP_NONE, 0, TRUE, FALSE);
|
|
2340 }
|
|
2341 # endif
|
|
2342 ins_typebuf(current_menu->strings[idx],
|
|
2343 current_menu->noremap[idx],
|
|
2344 0, TRUE,
|
|
2345 current_menu->silent[idx]);
|
|
2346 }
|
|
2347 }
|
|
2348 #endif /* FEAT_GUI */
|
|
2349 continue; /* try mapping again */
|
|
2350 }
|
|
2351
|
|
2352 /* Partial match: get some more characters. When a
|
|
2353 * matching mapping was found use that one. */
|
|
2354 if (mp == NULL || keylen < 0)
|
|
2355 keylen = KL_PART_KEY;
|
|
2356 else
|
|
2357 keylen = mp_match_len;
|
|
2358 }
|
|
2359
|
|
2360 /* complete match */
|
|
2361 if (keylen >= 0 && keylen <= typebuf.tb_len)
|
|
2362 {
|
|
2363 /* write chars to script file(s) */
|
|
2364 if (keylen > typebuf.tb_maplen)
|
|
2365 gotchars(typebuf.tb_buf + typebuf.tb_off
|
|
2366 + typebuf.tb_maplen,
|
|
2367 keylen - typebuf.tb_maplen);
|
|
2368
|
|
2369 cmd_silent = (typebuf.tb_silent > 0);
|
|
2370 del_typebuf(keylen, 0); /* remove the mapped keys */
|
|
2371
|
|
2372 /*
|
|
2373 * Put the replacement string in front of mapstr.
|
|
2374 * The depth check catches ":map x y" and ":map y x".
|
|
2375 */
|
|
2376 if (++mapdepth >= p_mmd)
|
|
2377 {
|
|
2378 EMSG(_("E223: recursive mapping"));
|
|
2379 if (State & CMDLINE)
|
|
2380 redrawcmdline();
|
|
2381 else
|
|
2382 setcursor();
|
|
2383 flush_buffers(FALSE);
|
|
2384 mapdepth = 0; /* for next one */
|
|
2385 c = -1;
|
|
2386 break;
|
|
2387 }
|
|
2388
|
|
2389 #ifdef FEAT_VISUAL
|
|
2390 /*
|
788
|
2391 * In Select mode and a Visual mode mapping is used:
|
7
|
2392 * Switch to Visual mode temporarily. Append K_SELECT
|
|
2393 * to switch back to Select mode.
|
|
2394 */
|
788
|
2395 if (VIsual_active && VIsual_select
|
|
2396 && (mp->m_mode & VISUAL))
|
7
|
2397 {
|
|
2398 VIsual_select = FALSE;
|
|
2399 (void)ins_typebuf(K_SELECT_STRING, REMAP_NONE,
|
|
2400 0, TRUE, FALSE);
|
|
2401 }
|
|
2402 #endif
|
|
2403
|
721
|
2404 #ifdef FEAT_EVAL
|
|
2405 /*
|
|
2406 * Handle ":map <expr>": evaluate the {rhs} as an
|
822
|
2407 * expression. Save and restore the typeahead so that
|
847
|
2408 * getchar() can be used. Also save and restore the
|
|
2409 * command line for "normal :".
|
721
|
2410 */
|
|
2411 if (mp->m_expr)
|
822
|
2412 {
|
|
2413 tasave_T tabuf;
|
|
2414 int save_vgetc_busy = vgetc_busy;
|
|
2415
|
|
2416 save_typeahead(&tabuf);
|
|
2417 if (tabuf.typebuf_valid)
|
|
2418 {
|
|
2419 vgetc_busy = 0;
|
836
|
2420 s = eval_map_expr(mp->m_str);
|
822
|
2421 vgetc_busy = save_vgetc_busy;
|
|
2422 }
|
|
2423 else
|
|
2424 s = NULL;
|
|
2425 restore_typeahead(&tabuf);
|
|
2426 }
|
721
|
2427 else
|
|
2428 #endif
|
|
2429 s = mp->m_str;
|
|
2430
|
7
|
2431 /*
|
|
2432 * Insert the 'to' part in the typebuf.tb_buf.
|
|
2433 * If 'from' field is the same as the start of the
|
10
|
2434 * 'to' field, don't remap the first character (but do
|
|
2435 * allow abbreviations).
|
7
|
2436 * If m_noremap is set, don't remap the whole 'to'
|
|
2437 * part.
|
|
2438 */
|
721
|
2439 if (s == NULL)
|
|
2440 i = FAIL;
|
|
2441 else
|
|
2442 {
|
|
2443 i = ins_typebuf(s,
|
|
2444 mp->m_noremap != REMAP_YES
|
7
|
2445 ? mp->m_noremap
|
721
|
2446 : STRNCMP(s, mp->m_keys,
|
10
|
2447 (size_t)keylen) != 0
|
|
2448 ? REMAP_YES : REMAP_SKIP,
|
721
|
2449 0, TRUE, cmd_silent || mp->m_silent);
|
|
2450 #ifdef FEAT_EVAL
|
|
2451 if (mp->m_expr)
|
|
2452 vim_free(s);
|
|
2453 #endif
|
|
2454 }
|
|
2455 if (i == FAIL)
|
7
|
2456 {
|
|
2457 c = -1;
|
|
2458 break;
|
|
2459 }
|
|
2460 continue;
|
|
2461 }
|
|
2462 }
|
|
2463
|
|
2464 /*
|
|
2465 * get a character: 3. from the user - handle <Esc> in Insert mode
|
|
2466 */
|
|
2467 /*
|
|
2468 * special case: if we get an <ESC> in insert mode and there
|
|
2469 * are no more characters at once, we pretend to go out of
|
|
2470 * insert mode. This prevents the one second delay after
|
|
2471 * typing an <ESC>. If we get something after all, we may
|
|
2472 * have to redisplay the mode. That the cursor is in the wrong
|
|
2473 * place does not matter.
|
|
2474 */
|
|
2475 c = 0;
|
|
2476 #ifdef FEAT_CMDL_INFO
|
|
2477 new_wcol = curwin->w_wcol;
|
|
2478 new_wrow = curwin->w_wrow;
|
|
2479 #endif
|
|
2480 if ( advance
|
|
2481 && typebuf.tb_len == 1
|
|
2482 && typebuf.tb_buf[typebuf.tb_off] == ESC
|
|
2483 && !no_mapping
|
|
2484 #ifdef FEAT_EX_EXTRA
|
|
2485 && ex_normal_busy == 0
|
|
2486 #endif
|
|
2487 && typebuf.tb_maplen == 0
|
|
2488 && (State & INSERT)
|
|
2489 && (p_timeout || (keylen == KL_PART_KEY && p_ttimeout))
|
|
2490 && (c = inchar(typebuf.tb_buf + typebuf.tb_off
|
|
2491 + typebuf.tb_len, 3, 25L,
|
|
2492 typebuf.tb_change_cnt)) == 0)
|
|
2493 {
|
|
2494 colnr_T col = 0, vcol;
|
|
2495 char_u *ptr;
|
|
2496
|
643
|
2497 if (mode_displayed)
|
7
|
2498 {
|
|
2499 unshowmode(TRUE);
|
|
2500 mode_deleted = TRUE;
|
|
2501 }
|
|
2502 #ifdef FEAT_GUI
|
|
2503 /* may show different cursor shape */
|
|
2504 if (gui.in_use)
|
|
2505 {
|
|
2506 int save_State;
|
|
2507
|
|
2508 save_State = State;
|
|
2509 State = NORMAL;
|
|
2510 gui_update_cursor(TRUE, FALSE);
|
|
2511 State = save_State;
|
|
2512 shape_changed = TRUE;
|
|
2513 }
|
|
2514 #endif
|
|
2515 validate_cursor();
|
|
2516 old_wcol = curwin->w_wcol;
|
|
2517 old_wrow = curwin->w_wrow;
|
|
2518
|
|
2519 /* move cursor left, if possible */
|
|
2520 if (curwin->w_cursor.col != 0)
|
|
2521 {
|
|
2522 if (curwin->w_wcol > 0)
|
|
2523 {
|
|
2524 if (did_ai)
|
|
2525 {
|
|
2526 /*
|
|
2527 * We are expecting to truncate the trailing
|
|
2528 * white-space, so find the last non-white
|
|
2529 * character -- webb
|
|
2530 */
|
|
2531 col = vcol = curwin->w_wcol = 0;
|
|
2532 ptr = ml_get_curline();
|
|
2533 while (col < curwin->w_cursor.col)
|
|
2534 {
|
|
2535 if (!vim_iswhite(ptr[col]))
|
|
2536 curwin->w_wcol = vcol;
|
|
2537 vcol += lbr_chartabsize(ptr + col,
|
|
2538 (colnr_T)vcol);
|
|
2539 #ifdef FEAT_MBYTE
|
|
2540 if (has_mbyte)
|
474
|
2541 col += (*mb_ptr2len)(ptr + col);
|
7
|
2542 else
|
|
2543 #endif
|
|
2544 ++col;
|
|
2545 }
|
|
2546 curwin->w_wrow = curwin->w_cline_row
|
|
2547 + curwin->w_wcol / W_WIDTH(curwin);
|
|
2548 curwin->w_wcol %= W_WIDTH(curwin);
|
|
2549 curwin->w_wcol += curwin_col_off();
|
|
2550 #ifdef FEAT_MBYTE
|
|
2551 col = 0; /* no correction needed */
|
|
2552 #endif
|
|
2553 }
|
|
2554 else
|
|
2555 {
|
|
2556 --curwin->w_wcol;
|
|
2557 #ifdef FEAT_MBYTE
|
|
2558 col = curwin->w_cursor.col - 1;
|
|
2559 #endif
|
|
2560 }
|
|
2561 }
|
|
2562 else if (curwin->w_p_wrap && curwin->w_wrow)
|
|
2563 {
|
|
2564 --curwin->w_wrow;
|
|
2565 curwin->w_wcol = W_WIDTH(curwin) - 1;
|
|
2566 #ifdef FEAT_MBYTE
|
|
2567 col = curwin->w_cursor.col - 1;
|
|
2568 #endif
|
|
2569 }
|
|
2570 #ifdef FEAT_MBYTE
|
|
2571 if (has_mbyte && col > 0 && curwin->w_wcol > 0)
|
|
2572 {
|
|
2573 /* Correct when the cursor is on the right halve
|
|
2574 * of a double-wide character. */
|
|
2575 ptr = ml_get_curline();
|
|
2576 col -= (*mb_head_off)(ptr, ptr + col);
|
|
2577 if ((*mb_ptr2cells)(ptr + col) > 1)
|
|
2578 --curwin->w_wcol;
|
|
2579 }
|
|
2580 #endif
|
|
2581 }
|
|
2582 setcursor();
|
|
2583 out_flush();
|
|
2584 #ifdef FEAT_CMDL_INFO
|
|
2585 new_wcol = curwin->w_wcol;
|
|
2586 new_wrow = curwin->w_wrow;
|
|
2587 #endif
|
|
2588 curwin->w_wcol = old_wcol;
|
|
2589 curwin->w_wrow = old_wrow;
|
|
2590 }
|
|
2591 if (c < 0)
|
|
2592 continue; /* end of input script reached */
|
|
2593 typebuf.tb_len += c;
|
|
2594
|
|
2595 /* buffer full, don't map */
|
|
2596 if (typebuf.tb_len >= typebuf.tb_maplen + MAXMAPLEN)
|
|
2597 {
|
|
2598 timedout = TRUE;
|
|
2599 continue;
|
|
2600 }
|
|
2601
|
|
2602 #ifdef FEAT_EX_EXTRA
|
|
2603 if (ex_normal_busy > 0)
|
|
2604 {
|
|
2605 # ifdef FEAT_CMDWIN
|
|
2606 static int tc = 0;
|
|
2607 # endif
|
|
2608
|
|
2609 /* No typeahead left and inside ":normal". Must return
|
|
2610 * something to avoid getting stuck. When an incomplete
|
|
2611 * mapping is present, behave like it timed out. */
|
|
2612 if (typebuf.tb_len > 0)
|
|
2613 {
|
|
2614 timedout = TRUE;
|
|
2615 continue;
|
|
2616 }
|
|
2617 /* When 'insertmode' is set, ESC just beeps in Insert
|
|
2618 * mode. Use CTRL-L to make edit() return.
|
|
2619 * For the command line only CTRL-C always breaks it.
|
|
2620 * For the cmdline window: Alternate between ESC and
|
|
2621 * CTRL-C: ESC for most situations and CTRL-C to close the
|
|
2622 * cmdline window. */
|
|
2623 if (p_im && (State & INSERT))
|
|
2624 c = Ctrl_L;
|
|
2625 else if ((State & CMDLINE)
|
|
2626 # ifdef FEAT_CMDWIN
|
|
2627 || (cmdwin_type > 0 && tc == ESC)
|
|
2628 # endif
|
|
2629 )
|
|
2630 c = Ctrl_C;
|
|
2631 else
|
|
2632 c = ESC;
|
|
2633 # ifdef FEAT_CMDWIN
|
|
2634 tc = c;
|
|
2635 # endif
|
|
2636 break;
|
|
2637 }
|
|
2638 #endif
|
|
2639
|
|
2640 /*
|
|
2641 * get a character: 3. from the user - update display
|
|
2642 */
|
|
2643 /* In insert mode a screen update is skipped when characters
|
|
2644 * are still available. But when those available characters
|
|
2645 * are part of a mapping, and we are going to do a blocking
|
|
2646 * wait here. Need to update the screen to display the
|
|
2647 * changed text so far. */
|
|
2648 if ((State & INSERT) && advance && must_redraw != 0)
|
|
2649 {
|
|
2650 update_screen(0);
|
|
2651 setcursor(); /* put cursor back where it belongs */
|
|
2652 }
|
|
2653
|
|
2654 /*
|
|
2655 * If we have a partial match (and are going to wait for more
|
|
2656 * input from the user), show the partially matched characters
|
|
2657 * to the user with showcmd.
|
|
2658 */
|
|
2659 #ifdef FEAT_CMDL_INFO
|
|
2660 i = 0;
|
|
2661 #endif
|
|
2662 c1 = 0;
|
|
2663 if (typebuf.tb_len > 0 && advance && !exmode_active)
|
|
2664 {
|
|
2665 if (((State & (NORMAL | INSERT)) || State == LANGMAP)
|
|
2666 && State != HITRETURN)
|
|
2667 {
|
|
2668 /* this looks nice when typing a dead character map */
|
|
2669 if (State & INSERT
|
|
2670 && ptr2cells(typebuf.tb_buf + typebuf.tb_off
|
|
2671 + typebuf.tb_len - 1) == 1)
|
|
2672 {
|
|
2673 edit_putchar(typebuf.tb_buf[typebuf.tb_off
|
|
2674 + typebuf.tb_len - 1], FALSE);
|
|
2675 setcursor(); /* put cursor back where it belongs */
|
|
2676 c1 = 1;
|
|
2677 }
|
|
2678 #ifdef FEAT_CMDL_INFO
|
|
2679 /* need to use the col and row from above here */
|
|
2680 old_wcol = curwin->w_wcol;
|
|
2681 old_wrow = curwin->w_wrow;
|
|
2682 curwin->w_wcol = new_wcol;
|
|
2683 curwin->w_wrow = new_wrow;
|
|
2684 push_showcmd();
|
|
2685 if (typebuf.tb_len > SHOWCMD_COLS)
|
|
2686 i = typebuf.tb_len - SHOWCMD_COLS;
|
|
2687 while (i < typebuf.tb_len)
|
|
2688 (void)add_to_showcmd(typebuf.tb_buf[typebuf.tb_off
|
|
2689 + i++]);
|
|
2690 curwin->w_wcol = old_wcol;
|
|
2691 curwin->w_wrow = old_wrow;
|
|
2692 #endif
|
|
2693 }
|
|
2694
|
|
2695 /* this looks nice when typing a dead character map */
|
|
2696 if ((State & CMDLINE)
|
|
2697 #if defined(FEAT_CRYPT) || defined(FEAT_EVAL)
|
|
2698 && cmdline_star == 0
|
|
2699 #endif
|
|
2700 && ptr2cells(typebuf.tb_buf + typebuf.tb_off
|
|
2701 + typebuf.tb_len - 1) == 1)
|
|
2702 {
|
|
2703 putcmdline(typebuf.tb_buf[typebuf.tb_off
|
|
2704 + typebuf.tb_len - 1], FALSE);
|
|
2705 c1 = 1;
|
|
2706 }
|
|
2707 }
|
|
2708
|
|
2709 /*
|
|
2710 * get a character: 3. from the user - get it
|
|
2711 */
|
202
|
2712 wait_tb_len = typebuf.tb_len;
|
7
|
2713 c = inchar(typebuf.tb_buf + typebuf.tb_off + typebuf.tb_len,
|
|
2714 typebuf.tb_buflen - typebuf.tb_off - typebuf.tb_len - 1,
|
|
2715 !advance
|
|
2716 ? 0
|
|
2717 : ((typebuf.tb_len == 0
|
|
2718 || !(p_timeout || (p_ttimeout
|
|
2719 && keylen == KL_PART_KEY)))
|
|
2720 ? -1L
|
|
2721 : ((keylen == KL_PART_KEY && p_ttm >= 0)
|
|
2722 ? p_ttm
|
|
2723 : p_tm)), typebuf.tb_change_cnt);
|
|
2724
|
|
2725 #ifdef FEAT_CMDL_INFO
|
|
2726 if (i != 0)
|
|
2727 pop_showcmd();
|
|
2728 #endif
|
|
2729 if (c1 == 1)
|
|
2730 {
|
|
2731 if (State & INSERT)
|
|
2732 edit_unputchar();
|
|
2733 if (State & CMDLINE)
|
|
2734 unputcmdline();
|
|
2735 setcursor(); /* put cursor back where it belongs */
|
|
2736 }
|
|
2737
|
|
2738 if (c < 0)
|
|
2739 continue; /* end of input script reached */
|
|
2740 if (c == NUL) /* no character available */
|
|
2741 {
|
|
2742 if (!advance)
|
|
2743 break;
|
202
|
2744 if (wait_tb_len > 0) /* timed out */
|
7
|
2745 {
|
|
2746 timedout = TRUE;
|
|
2747 continue;
|
|
2748 }
|
|
2749 }
|
|
2750 else
|
|
2751 { /* allow mapping for just typed characters */
|
|
2752 while (typebuf.tb_buf[typebuf.tb_off
|
|
2753 + typebuf.tb_len] != NUL)
|
|
2754 typebuf.tb_noremap[typebuf.tb_off
|
|
2755 + typebuf.tb_len++] = RM_YES;
|
|
2756 #ifdef USE_IM_CONTROL
|
|
2757 /* Get IM status right after getting keys, not after the
|
|
2758 * timeout for a mapping (focus may be lost by then). */
|
|
2759 vgetc_im_active = im_get_status();
|
|
2760 #endif
|
|
2761 }
|
|
2762 } /* for (;;) */
|
|
2763 } /* if (!character from stuffbuf) */
|
|
2764
|
|
2765 /* if advance is FALSE don't loop on NULs */
|
|
2766 } while (c < 0 || (advance && c == NUL));
|
|
2767
|
|
2768 /*
|
|
2769 * The "INSERT" message is taken care of here:
|
|
2770 * if we return an ESC to exit insert mode, the message is deleted
|
|
2771 * if we don't return an ESC but deleted the message before, redisplay it
|
|
2772 */
|
641
|
2773 if (advance && p_smd && msg_silent == 0 && (State & INSERT))
|
7
|
2774 {
|
643
|
2775 if (c == ESC && !mode_deleted && !no_mapping && mode_displayed)
|
7
|
2776 {
|
|
2777 if (typebuf.tb_len && !KeyTyped)
|
|
2778 redraw_cmdline = TRUE; /* delete mode later */
|
|
2779 else
|
|
2780 unshowmode(FALSE);
|
|
2781 }
|
|
2782 else if (c != ESC && mode_deleted)
|
|
2783 {
|
|
2784 if (typebuf.tb_len && !KeyTyped)
|
|
2785 redraw_cmdline = TRUE; /* show mode later */
|
|
2786 else
|
|
2787 showmode();
|
|
2788 }
|
|
2789 }
|
|
2790 #ifdef FEAT_GUI
|
|
2791 /* may unshow different cursor shape */
|
|
2792 if (gui.in_use && shape_changed)
|
|
2793 gui_update_cursor(TRUE, FALSE);
|
|
2794 #endif
|
|
2795
|
822
|
2796 --vgetc_busy;
|
7
|
2797
|
|
2798 return c;
|
|
2799 }
|
|
2800
|
|
2801 /*
|
|
2802 * inchar() - get one character from
|
|
2803 * 1. a scriptfile
|
|
2804 * 2. the keyboard
|
|
2805 *
|
|
2806 * As much characters as we can get (upto 'maxlen') are put in "buf" and
|
|
2807 * NUL terminated (buffer length must be 'maxlen' + 1).
|
|
2808 * Minimum for "maxlen" is 3!!!!
|
|
2809 *
|
|
2810 * "tb_change_cnt" is the value of typebuf.tb_change_cnt if "buf" points into
|
|
2811 * it. When typebuf.tb_change_cnt changes (e.g., when a message is received
|
|
2812 * from a remote client) "buf" can no longer be used. "tb_change_cnt" is 0
|
|
2813 * otherwise.
|
|
2814 *
|
|
2815 * If we got an interrupt all input is read until none is available.
|
|
2816 *
|
|
2817 * If wait_time == 0 there is no waiting for the char.
|
|
2818 * If wait_time == n we wait for n msec for a character to arrive.
|
|
2819 * If wait_time == -1 we wait forever for a character to arrive.
|
|
2820 *
|
|
2821 * Return the number of obtained characters.
|
|
2822 * Return -1 when end of input script reached.
|
|
2823 */
|
|
2824 int
|
|
2825 inchar(buf, maxlen, wait_time, tb_change_cnt)
|
|
2826 char_u *buf;
|
|
2827 int maxlen;
|
|
2828 long wait_time; /* milli seconds */
|
|
2829 int tb_change_cnt;
|
|
2830 {
|
|
2831 int len = 0; /* init for GCC */
|
|
2832 int retesc = FALSE; /* return ESC with gotint */
|
|
2833 int script_char;
|
|
2834
|
|
2835 if (wait_time == -1L || wait_time > 100L) /* flush output before waiting */
|
|
2836 {
|
|
2837 cursor_on();
|
|
2838 out_flush();
|
|
2839 #ifdef FEAT_GUI
|
|
2840 if (gui.in_use)
|
|
2841 {
|
|
2842 gui_update_cursor(FALSE, FALSE);
|
|
2843 # ifdef FEAT_MOUSESHAPE
|
|
2844 if (postponed_mouseshape)
|
|
2845 update_mouseshape(-1);
|
|
2846 # endif
|
|
2847 }
|
|
2848 #endif
|
|
2849 }
|
|
2850
|
|
2851 /*
|
|
2852 * Don't reset these when at the hit-return prompt, otherwise a endless
|
|
2853 * recursive loop may result (write error in swapfile, hit-return, timeout
|
|
2854 * on char wait, flush swapfile, write error....).
|
|
2855 */
|
|
2856 if (State != HITRETURN)
|
|
2857 {
|
|
2858 did_outofmem_msg = FALSE; /* display out of memory message (again) */
|
|
2859 did_swapwrite_msg = FALSE; /* display swap file write error again */
|
|
2860 }
|
|
2861 undo_off = FALSE; /* restart undo now */
|
|
2862
|
|
2863 /*
|
|
2864 * first try script file
|
|
2865 * If interrupted: Stop reading script files.
|
|
2866 */
|
|
2867 script_char = -1;
|
|
2868 while (scriptin[curscript] != NULL && script_char < 0)
|
|
2869 {
|
|
2870 if (got_int || (script_char = getc(scriptin[curscript])) < 0)
|
|
2871 {
|
|
2872 /* Reached EOF.
|
|
2873 * Careful: closescript() frees typebuf.tb_buf[] and buf[] may
|
|
2874 * point inside typebuf.tb_buf[]. Don't use buf[] after this! */
|
|
2875 closescript();
|
|
2876 /*
|
|
2877 * When reading script file is interrupted, return an ESC to get
|
|
2878 * back to normal mode.
|
|
2879 * Otherwise return -1, because typebuf.tb_buf[] has changed.
|
|
2880 */
|
|
2881 if (got_int)
|
|
2882 retesc = TRUE;
|
|
2883 else
|
|
2884 return -1;
|
|
2885 }
|
|
2886 else
|
|
2887 {
|
|
2888 buf[0] = script_char;
|
|
2889 len = 1;
|
|
2890 }
|
|
2891 }
|
|
2892
|
|
2893 if (script_char < 0) /* did not get a character from script */
|
|
2894 {
|
|
2895 /*
|
|
2896 * If we got an interrupt, skip all previously typed characters and
|
|
2897 * return TRUE if quit reading script file.
|
|
2898 * Stop reading typeahead when a single CTRL-C was read,
|
|
2899 * fill_input_buf() returns this when not able to read from stdin.
|
|
2900 * Don't use buf[] here, closescript() may have freed typebuf.tb_buf[]
|
|
2901 * and buf may be pointing inside typebuf.tb_buf[].
|
|
2902 */
|
|
2903 if (got_int)
|
|
2904 {
|
|
2905 #define DUM_LEN MAXMAPLEN * 3 + 3
|
|
2906 char_u dum[DUM_LEN + 1];
|
|
2907
|
|
2908 for (;;)
|
|
2909 {
|
|
2910 len = ui_inchar(dum, DUM_LEN, 0L, 0);
|
|
2911 if (len == 0 || (len == 1 && dum[0] == 3))
|
|
2912 break;
|
|
2913 }
|
|
2914 return retesc;
|
|
2915 }
|
|
2916
|
|
2917 /*
|
|
2918 * Always flush the output characters when getting input characters
|
|
2919 * from the user.
|
|
2920 */
|
|
2921 out_flush();
|
|
2922
|
|
2923 /*
|
|
2924 * Fill up to a third of the buffer, because each character may be
|
|
2925 * tripled below.
|
|
2926 */
|
|
2927 len = ui_inchar(buf, maxlen / 3, wait_time, tb_change_cnt);
|
|
2928 }
|
|
2929
|
|
2930 if (typebuf_changed(tb_change_cnt))
|
|
2931 return 0;
|
|
2932
|
|
2933 return fix_input_buffer(buf, len, script_char >= 0);
|
|
2934 }
|
|
2935
|
|
2936 /*
|
|
2937 * Fix typed characters for use by vgetc() and check_termcode().
|
|
2938 * buf[] must have room to triple the number of bytes!
|
|
2939 * Returns the new length.
|
|
2940 */
|
|
2941 int
|
|
2942 fix_input_buffer(buf, len, script)
|
|
2943 char_u *buf;
|
|
2944 int len;
|
|
2945 int script; /* TRUE when reading from a script */
|
|
2946 {
|
|
2947 int i;
|
|
2948 char_u *p = buf;
|
|
2949
|
|
2950 /*
|
|
2951 * Two characters are special: NUL and K_SPECIAL.
|
|
2952 * When compiled With the GUI CSI is also special.
|
|
2953 * Replace NUL by K_SPECIAL KS_ZERO KE_FILLER
|
|
2954 * Replace K_SPECIAL by K_SPECIAL KS_SPECIAL KE_FILLER
|
|
2955 * Replace CSI by K_SPECIAL KS_EXTRA KE_CSI
|
|
2956 * Don't replace K_SPECIAL when reading a script file.
|
|
2957 */
|
|
2958 for (i = len; --i >= 0; ++p)
|
|
2959 {
|
|
2960 #ifdef FEAT_GUI
|
|
2961 /* When the GUI is used any character can come after a CSI, don't
|
|
2962 * escape it. */
|
|
2963 if (gui.in_use && p[0] == CSI && i >= 2)
|
|
2964 {
|
|
2965 p += 2;
|
|
2966 i -= 2;
|
|
2967 }
|
|
2968 /* When the GUI is not used CSI needs to be escaped. */
|
|
2969 else if (!gui.in_use && p[0] == CSI)
|
|
2970 {
|
|
2971 mch_memmove(p + 3, p + 1, (size_t)i);
|
|
2972 *p++ = K_SPECIAL;
|
|
2973 *p++ = KS_EXTRA;
|
|
2974 *p = (int)KE_CSI;
|
|
2975 len += 2;
|
|
2976 }
|
|
2977 else
|
|
2978 #endif
|
|
2979 if (p[0] == NUL || (p[0] == K_SPECIAL && !script
|
202
|
2980 #ifdef FEAT_AUTOCMD
|
|
2981 /* timeout may generate K_CURSORHOLD */
|
|
2982 && (i < 2 || p[1] != KS_EXTRA || p[2] != (int)KE_CURSORHOLD)
|
|
2983 #endif
|
7
|
2984 #if defined(WIN3264) && !defined(FEAT_GUI)
|
|
2985 /* Win32 console passes modifiers */
|
|
2986 && (i < 2 || p[1] != KS_MODIFIER)
|
|
2987 #endif
|
|
2988 ))
|
|
2989 {
|
|
2990 mch_memmove(p + 3, p + 1, (size_t)i);
|
|
2991 p[2] = K_THIRD(p[0]);
|
|
2992 p[1] = K_SECOND(p[0]);
|
|
2993 p[0] = K_SPECIAL;
|
|
2994 p += 2;
|
|
2995 len += 2;
|
|
2996 }
|
|
2997 }
|
|
2998 *p = NUL; /* add trailing NUL */
|
|
2999 return len;
|
|
3000 }
|
|
3001
|
|
3002 #if defined(USE_INPUT_BUF) || defined(PROTO)
|
|
3003 /*
|
|
3004 * Return TRUE when bytes are in the input buffer or in the typeahead buffer.
|
|
3005 * Normally the input buffer would be sufficient, but the server_to_input_buf()
|
842
|
3006 * or feedkeys() may insert characters in the typeahead buffer while we are
|
841
|
3007 * waiting for input to arrive.
|
7
|
3008 */
|
|
3009 int
|
|
3010 input_available()
|
|
3011 {
|
|
3012 return (!vim_is_input_buf_empty()
|
841
|
3013 # if defined(FEAT_CLIENTSERVER) || defined(FEAT_EVAL)
|
|
3014 || typebuf_was_filled
|
7
|
3015 # endif
|
|
3016 );
|
|
3017 }
|
|
3018 #endif
|
|
3019
|
|
3020 /*
|
|
3021 * map[!] : show all key mappings
|
|
3022 * map[!] {lhs} : show key mapping for {lhs}
|
|
3023 * map[!] {lhs} {rhs} : set key mapping for {lhs} to {rhs}
|
|
3024 * noremap[!] {lhs} {rhs} : same, but no remapping for {rhs}
|
|
3025 * unmap[!] {lhs} : remove key mapping for {lhs}
|
|
3026 * abbr : show all abbreviations
|
|
3027 * abbr {lhs} : show abbreviations for {lhs}
|
|
3028 * abbr {lhs} {rhs} : set abbreviation for {lhs} to {rhs}
|
|
3029 * noreabbr {lhs} {rhs} : same, but no remapping for {rhs}
|
|
3030 * unabbr {lhs} : remove abbreviation for {lhs}
|
|
3031 *
|
|
3032 * maptype: 0 for :map, 1 for :unmap, 2 for noremap.
|
|
3033 *
|
|
3034 * arg is pointer to any arguments. Note: arg cannot be a read-only string,
|
|
3035 * it will be modified.
|
|
3036 *
|
788
|
3037 * for :map mode is NORMAL + VISUAL + SELECTMODE + OP_PENDING
|
7
|
3038 * for :map! mode is INSERT + CMDLINE
|
|
3039 * for :cmap mode is CMDLINE
|
|
3040 * for :imap mode is INSERT
|
|
3041 * for :lmap mode is LANGMAP
|
|
3042 * for :nmap mode is NORMAL
|
788
|
3043 * for :vmap mode is VISUAL + SELECTMODE
|
|
3044 * for :xmap mode is VISUAL
|
|
3045 * for :smap mode is SELECTMODE
|
7
|
3046 * for :omap mode is OP_PENDING
|
|
3047 *
|
|
3048 * for :abbr mode is INSERT + CMDLINE
|
|
3049 * for :iabbr mode is INSERT
|
|
3050 * for :cabbr mode is CMDLINE
|
|
3051 *
|
|
3052 * Return 0 for success
|
|
3053 * 1 for invalid arguments
|
|
3054 * 2 for no match
|
|
3055 * 4 for out of mem
|
|
3056 * 5 for entry not unique
|
|
3057 */
|
|
3058 int
|
|
3059 do_map(maptype, arg, mode, abbrev)
|
|
3060 int maptype;
|
|
3061 char_u *arg;
|
|
3062 int mode;
|
|
3063 int abbrev; /* not a mapping but an abbreviation */
|
|
3064 {
|
|
3065 char_u *keys;
|
|
3066 mapblock_T *mp, **mpp;
|
|
3067 char_u *rhs;
|
|
3068 char_u *p;
|
|
3069 int n;
|
|
3070 int len = 0; /* init for GCC */
|
|
3071 char_u *newstr;
|
|
3072 int hasarg;
|
|
3073 int haskey;
|
|
3074 int did_it = FALSE;
|
|
3075 #ifdef FEAT_LOCALMAP
|
|
3076 int did_local = FALSE;
|
|
3077 #endif
|
|
3078 int round;
|
|
3079 char_u *keys_buf = NULL;
|
|
3080 char_u *arg_buf = NULL;
|
|
3081 int retval = 0;
|
|
3082 int do_backslash;
|
|
3083 int hash;
|
|
3084 int new_hash;
|
|
3085 mapblock_T **abbr_table;
|
|
3086 mapblock_T **map_table;
|
|
3087 int unique = FALSE;
|
|
3088 int silent = FALSE;
|
859
|
3089 int special = FALSE;
|
721
|
3090 #ifdef FEAT_EVAL
|
|
3091 int expr = FALSE;
|
|
3092 #endif
|
7
|
3093 int noremap;
|
|
3094
|
|
3095 keys = arg;
|
|
3096 map_table = maphash;
|
|
3097 abbr_table = &first_abbr;
|
|
3098
|
|
3099 /* For ":noremap" don't remap, otherwise do remap. */
|
|
3100 if (maptype == 2)
|
|
3101 noremap = REMAP_NONE;
|
|
3102 else
|
|
3103 noremap = REMAP_YES;
|
|
3104
|
721
|
3105 /* Accept <buffer>, <silent>, <expr> <script> and <unique> in any order. */
|
7
|
3106 for (;;)
|
|
3107 {
|
|
3108 #ifdef FEAT_LOCALMAP
|
|
3109 /*
|
|
3110 * Check for "<buffer>": mapping local to buffer.
|
|
3111 */
|
|
3112 if (STRNCMP(keys, "<buffer>", 8) == 0)
|
|
3113 {
|
|
3114 keys = skipwhite(keys + 8);
|
|
3115 map_table = curbuf->b_maphash;
|
|
3116 abbr_table = &curbuf->b_first_abbr;
|
|
3117 continue;
|
|
3118 }
|
|
3119 #endif
|
|
3120
|
|
3121 /*
|
|
3122 * Check for "<silent>": don't echo commands.
|
|
3123 */
|
|
3124 if (STRNCMP(keys, "<silent>", 8) == 0)
|
|
3125 {
|
|
3126 keys = skipwhite(keys + 8);
|
|
3127 silent = TRUE;
|
|
3128 continue;
|
|
3129 }
|
|
3130
|
859
|
3131 /*
|
|
3132 * Check for "<special>": accept special keys in <>
|
|
3133 */
|
|
3134 if (STRNCMP(keys, "<special>", 9) == 0)
|
|
3135 {
|
|
3136 keys = skipwhite(keys + 9);
|
|
3137 special = TRUE;
|
|
3138 continue;
|
|
3139 }
|
|
3140
|
7
|
3141 #ifdef FEAT_EVAL
|
|
3142 /*
|
|
3143 * Check for "<script>": remap script-local mappings only
|
|
3144 */
|
|
3145 if (STRNCMP(keys, "<script>", 8) == 0)
|
|
3146 {
|
|
3147 keys = skipwhite(keys + 8);
|
|
3148 noremap = REMAP_SCRIPT;
|
|
3149 continue;
|
|
3150 }
|
721
|
3151
|
|
3152 /*
|
|
3153 * Check for "<expr>": {rhs} is an expression.
|
|
3154 */
|
|
3155 if (STRNCMP(keys, "<expr>", 6) == 0)
|
|
3156 {
|
|
3157 keys = skipwhite(keys + 6);
|
|
3158 expr = TRUE;
|
|
3159 continue;
|
|
3160 }
|
7
|
3161 #endif
|
|
3162 /*
|
|
3163 * Check for "<unique>": don't overwrite an existing mapping.
|
|
3164 */
|
|
3165 if (STRNCMP(keys, "<unique>", 8) == 0)
|
|
3166 {
|
|
3167 keys = skipwhite(keys + 8);
|
|
3168 unique = TRUE;
|
|
3169 continue;
|
|
3170 }
|
|
3171 break;
|
|
3172 }
|
|
3173
|
|
3174 validate_maphash();
|
|
3175
|
|
3176 /*
|
|
3177 * find end of keys and skip CTRL-Vs (and backslashes) in it
|
|
3178 * Accept backslash like CTRL-V when 'cpoptions' does not contain 'B'.
|
|
3179 * with :unmap white space is included in the keys, no argument possible
|
|
3180 */
|
|
3181 p = keys;
|
|
3182 do_backslash = (vim_strchr(p_cpo, CPO_BSLASH) == NULL);
|
|
3183 while (*p && (maptype == 1 || !vim_iswhite(*p)))
|
|
3184 {
|
|
3185 if ((p[0] == Ctrl_V || (do_backslash && p[0] == '\\')) &&
|
|
3186 p[1] != NUL)
|
|
3187 ++p; /* skip CTRL-V or backslash */
|
|
3188 ++p;
|
|
3189 }
|
|
3190 if (*p != NUL)
|
|
3191 *p++ = NUL;
|
|
3192 p = skipwhite(p);
|
|
3193 rhs = p;
|
|
3194 hasarg = (*rhs != NUL);
|
|
3195 haskey = (*keys != NUL);
|
|
3196
|
|
3197 /* check for :unmap without argument */
|
|
3198 if (maptype == 1 && !haskey)
|
|
3199 {
|
|
3200 retval = 1;
|
|
3201 goto theend;
|
|
3202 }
|
|
3203
|
|
3204 /*
|
|
3205 * If mapping has been given as ^V<C_UP> say, then replace the term codes
|
|
3206 * with the appropriate two bytes. If it is a shifted special key, unshift
|
|
3207 * it too, giving another two bytes.
|
|
3208 * replace_termcodes() may move the result to allocated memory, which
|
|
3209 * needs to be freed later (*keys_buf and *arg_buf).
|
|
3210 * replace_termcodes() also removes CTRL-Vs and sometimes backslashes.
|
|
3211 */
|
|
3212 if (haskey)
|
859
|
3213 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE, special);
|
7
|
3214 if (hasarg)
|
|
3215 {
|
|
3216 if (STRICMP(rhs, "<nop>") == 0) /* "<Nop>" means nothing */
|
|
3217 rhs = (char_u *)"";
|
|
3218 else
|
859
|
3219 rhs = replace_termcodes(rhs, &arg_buf, FALSE, TRUE, special);
|
7
|
3220 }
|
|
3221
|
|
3222 #ifdef FEAT_FKMAP
|
|
3223 /*
|
|
3224 * when in right-to-left mode and alternate keymap option set,
|
|
3225 * reverse the character flow in the rhs in Farsi.
|
|
3226 */
|
|
3227 if (p_altkeymap && curwin->w_p_rl)
|
|
3228 lrswap(rhs);
|
|
3229 #endif
|
|
3230
|
|
3231 /*
|
|
3232 * check arguments and translate function keys
|
|
3233 */
|
|
3234 if (haskey)
|
|
3235 {
|
|
3236 len = (int)STRLEN(keys);
|
|
3237 if (len > MAXMAPLEN) /* maximum length of MAXMAPLEN chars */
|
|
3238 {
|
|
3239 retval = 1;
|
|
3240 goto theend;
|
|
3241 }
|
|
3242
|
|
3243 if (abbrev && maptype != 1)
|
|
3244 {
|
|
3245 /*
|
|
3246 * If an abbreviation ends in a keyword character, the
|
|
3247 * rest must be all keyword-char or all non-keyword-char.
|
|
3248 * Otherwise we won't be able to find the start of it in a
|
|
3249 * vi-compatible way.
|
|
3250 */
|
|
3251 #ifdef FEAT_MBYTE
|
|
3252 if (has_mbyte)
|
|
3253 {
|
|
3254 int first, last;
|
|
3255 int same = -1;
|
|
3256
|
|
3257 first = vim_iswordp(keys);
|
|
3258 last = first;
|
474
|
3259 p = keys + (*mb_ptr2len)(keys);
|
7
|
3260 n = 1;
|
|
3261 while (p < keys + len)
|
|
3262 {
|
|
3263 ++n; /* nr of (multi-byte) chars */
|
|
3264 last = vim_iswordp(p); /* type of last char */
|
|
3265 if (same == -1 && last != first)
|
|
3266 same = n - 1; /* count of same char type */
|
474
|
3267 p += (*mb_ptr2len)(p);
|
7
|
3268 }
|
|
3269 if (last && n > 2 && same >= 0 && same < n - 1)
|
|
3270 {
|
|
3271 retval = 1;
|
|
3272 goto theend;
|
|
3273 }
|
|
3274 }
|
|
3275 else
|
|
3276 #endif
|
|
3277 if (vim_iswordc(keys[len - 1])) /* ends in keyword char */
|
|
3278 for (n = 0; n < len - 2; ++n)
|
|
3279 if (vim_iswordc(keys[n]) != vim_iswordc(keys[len - 2]))
|
|
3280 {
|
|
3281 retval = 1;
|
|
3282 goto theend;
|
|
3283 }
|
|
3284 /* An abbrevation cannot contain white space. */
|
|
3285 for (n = 0; n < len; ++n)
|
|
3286 if (vim_iswhite(keys[n]))
|
|
3287 {
|
|
3288 retval = 1;
|
|
3289 goto theend;
|
|
3290 }
|
|
3291 }
|
|
3292 }
|
|
3293
|
|
3294 if (haskey && hasarg && abbrev) /* if we will add an abbreviation */
|
|
3295 no_abbr = FALSE; /* reset flag that indicates there are
|
|
3296 no abbreviations */
|
|
3297
|
|
3298 if (!haskey || (maptype != 1 && !hasarg))
|
|
3299 msg_start();
|
|
3300
|
|
3301 #ifdef FEAT_LOCALMAP
|
|
3302 /*
|
|
3303 * Check if a new local mapping wasn't already defined globally.
|
|
3304 */
|
|
3305 if (map_table == curbuf->b_maphash && haskey && hasarg && maptype != 1)
|
|
3306 {
|
|
3307 /* need to loop over all global hash lists */
|
|
3308 for (hash = 0; hash < 256 && !got_int; ++hash)
|
|
3309 {
|
|
3310 if (abbrev)
|
|
3311 {
|
|
3312 if (hash != 0) /* there is only one abbreviation list */
|
|
3313 break;
|
|
3314 mp = first_abbr;
|
|
3315 }
|
|
3316 else
|
|
3317 mp = maphash[hash];
|
|
3318 for ( ; mp != NULL && !got_int; mp = mp->m_next)
|
|
3319 {
|
|
3320 /* check entries with the same mode */
|
|
3321 if ((mp->m_mode & mode) != 0
|
|
3322 && mp->m_keylen == len
|
|
3323 && unique
|
|
3324 && STRNCMP(mp->m_keys, keys, (size_t)len) == 0)
|
|
3325 {
|
|
3326 if (abbrev)
|
|
3327 EMSG2(_("E224: global abbreviation already exists for %s"),
|
|
3328 mp->m_keys);
|
|
3329 else
|
|
3330 EMSG2(_("E225: global mapping already exists for %s"),
|
|
3331 mp->m_keys);
|
|
3332 retval = 5;
|
|
3333 goto theend;
|
|
3334 }
|
|
3335 }
|
|
3336 }
|
|
3337 }
|
|
3338
|
|
3339 /*
|
|
3340 * When listing global mappings, also list buffer-local ones here.
|
|
3341 */
|
|
3342 if (map_table != curbuf->b_maphash && !hasarg && maptype != 1)
|
|
3343 {
|
|
3344 /* need to loop over all global hash lists */
|
|
3345 for (hash = 0; hash < 256 && !got_int; ++hash)
|
|
3346 {
|
|
3347 if (abbrev)
|
|
3348 {
|
|
3349 if (hash != 0) /* there is only one abbreviation list */
|
|
3350 break;
|
|
3351 mp = curbuf->b_first_abbr;
|
|
3352 }
|
|
3353 else
|
|
3354 mp = curbuf->b_maphash[hash];
|
|
3355 for ( ; mp != NULL && !got_int; mp = mp->m_next)
|
|
3356 {
|
|
3357 /* check entries with the same mode */
|
|
3358 if ((mp->m_mode & mode) != 0)
|
|
3359 {
|
|
3360 if (!haskey) /* show all entries */
|
|
3361 {
|
|
3362 showmap(mp, TRUE);
|
|
3363 did_local = TRUE;
|
|
3364 }
|
|
3365 else
|
|
3366 {
|
|
3367 n = mp->m_keylen;
|
|
3368 if (STRNCMP(mp->m_keys, keys,
|
|
3369 (size_t)(n < len ? n : len)) == 0)
|
|
3370 {
|
|
3371 showmap(mp, TRUE);
|
|
3372 did_local = TRUE;
|
|
3373 }
|
|
3374 }
|
|
3375 }
|
|
3376 }
|
|
3377 }
|
|
3378 }
|
|
3379 #endif
|
|
3380
|
|
3381 /*
|
|
3382 * Find an entry in the maphash[] list that matches.
|
|
3383 * For :unmap we may loop two times: once to try to unmap an entry with a
|
|
3384 * matching 'from' part, a second time, if the first fails, to unmap an
|
|
3385 * entry with a matching 'to' part. This was done to allow ":ab foo bar"
|
|
3386 * to be unmapped by typing ":unab foo", where "foo" will be replaced by
|
|
3387 * "bar" because of the abbreviation.
|
|
3388 */
|
|
3389 for (round = 0; (round == 0 || maptype == 1) && round <= 1
|
|
3390 && !did_it && !got_int; ++round)
|
|
3391 {
|
|
3392 /* need to loop over all hash lists */
|
|
3393 for (hash = 0; hash < 256 && !got_int; ++hash)
|
|
3394 {
|
|
3395 if (abbrev)
|
|
3396 {
|
779
|
3397 if (hash > 0) /* there is only one abbreviation list */
|
7
|
3398 break;
|
|
3399 mpp = abbr_table;
|
|
3400 }
|
|
3401 else
|
|
3402 mpp = &(map_table[hash]);
|
|
3403 for (mp = *mpp; mp != NULL && !got_int; mp = *mpp)
|
|
3404 {
|
|
3405
|
|
3406 if (!(mp->m_mode & mode)) /* skip entries with wrong mode */
|
|
3407 {
|
|
3408 mpp = &(mp->m_next);
|
|
3409 continue;
|
|
3410 }
|
|
3411 if (!haskey) /* show all entries */
|
|
3412 {
|
|
3413 showmap(mp, map_table != maphash);
|
|
3414 did_it = TRUE;
|
|
3415 }
|
|
3416 else /* do we have a match? */
|
|
3417 {
|
|
3418 if (round) /* second round: Try unmap "rhs" string */
|
|
3419 {
|
|
3420 n = (int)STRLEN(mp->m_str);
|
|
3421 p = mp->m_str;
|
|
3422 }
|
|
3423 else
|
|
3424 {
|
|
3425 n = mp->m_keylen;
|
|
3426 p = mp->m_keys;
|
|
3427 }
|
|
3428 if (STRNCMP(p, keys, (size_t)(n < len ? n : len)) == 0)
|
|
3429 {
|
|
3430 if (maptype == 1) /* delete entry */
|
|
3431 {
|
|
3432 /* Only accept a full match. For abbreviations we
|
|
3433 * ignore trailing space when matching with the
|
|
3434 * "lhs", since an abbreviation can't have
|
|
3435 * trailing space. */
|
|
3436 if (n != len && (!abbrev || round || n > len
|
|
3437 || *skipwhite(keys + n) != NUL))
|
|
3438 {
|
|
3439 mpp = &(mp->m_next);
|
|
3440 continue;
|
|
3441 }
|
|
3442 /*
|
|
3443 * We reset the indicated mode bits. If nothing is
|
|
3444 * left the entry is deleted below.
|
|
3445 */
|
|
3446 mp->m_mode &= ~mode;
|
|
3447 did_it = TRUE; /* remember we did something */
|
|
3448 }
|
|
3449 else if (!hasarg) /* show matching entry */
|
|
3450 {
|
|
3451 showmap(mp, map_table != maphash);
|
|
3452 did_it = TRUE;
|
|
3453 }
|
1187
|
3454 else if (n != len) /* new entry is ambiguous */
|
7
|
3455 {
|
|
3456 mpp = &(mp->m_next);
|
|
3457 continue;
|
|
3458 }
|
|
3459 else if (unique)
|
|
3460 {
|
|
3461 if (abbrev)
|
|
3462 EMSG2(_("E226: abbreviation already exists for %s"),
|
|
3463 p);
|
|
3464 else
|
|
3465 EMSG2(_("E227: mapping already exists for %s"), p);
|
|
3466 retval = 5;
|
|
3467 goto theend;
|
|
3468 }
|
|
3469 else /* new rhs for existing entry */
|
|
3470 {
|
|
3471 mp->m_mode &= ~mode; /* remove mode bits */
|
|
3472 if (mp->m_mode == 0 && !did_it) /* reuse entry */
|
|
3473 {
|
|
3474 newstr = vim_strsave(rhs);
|
|
3475 if (newstr == NULL)
|
|
3476 {
|
|
3477 retval = 4; /* no mem */
|
|
3478 goto theend;
|
|
3479 }
|
|
3480 vim_free(mp->m_str);
|
|
3481 mp->m_str = newstr;
|
|
3482 mp->m_noremap = noremap;
|
|
3483 mp->m_silent = silent;
|
|
3484 mp->m_mode = mode;
|
481
|
3485 #ifdef FEAT_EVAL
|
721
|
3486 mp->m_expr = expr;
|
481
|
3487 mp->m_script_ID = current_SID;
|
|
3488 #endif
|
7
|
3489 did_it = TRUE;
|
|
3490 }
|
|
3491 }
|
|
3492 if (mp->m_mode == 0) /* entry can be deleted */
|
|
3493 {
|
|
3494 map_free(mpp);
|
|
3495 continue; /* continue with *mpp */
|
|
3496 }
|
|
3497
|
|
3498 /*
|
|
3499 * May need to put this entry into another hash list.
|
|
3500 */
|
|
3501 new_hash = MAP_HASH(mp->m_mode, mp->m_keys[0]);
|
|
3502 if (!abbrev && new_hash != hash)
|
|
3503 {
|
|
3504 *mpp = mp->m_next;
|
|
3505 mp->m_next = map_table[new_hash];
|
|
3506 map_table[new_hash] = mp;
|
|
3507
|
|
3508 continue; /* continue with *mpp */
|
|
3509 }
|
|
3510 }
|
|
3511 }
|
|
3512 mpp = &(mp->m_next);
|
|
3513 }
|
|
3514 }
|
|
3515 }
|
|
3516
|
|
3517 if (maptype == 1) /* delete entry */
|
|
3518 {
|
|
3519 if (!did_it)
|
|
3520 retval = 2; /* no match */
|
|
3521 goto theend;
|
|
3522 }
|
|
3523
|
|
3524 if (!haskey || !hasarg) /* print entries */
|
|
3525 {
|
|
3526 if (!did_it
|
|
3527 #ifdef FEAT_LOCALMAP
|
|
3528 && !did_local
|
|
3529 #endif
|
|
3530 )
|
|
3531 {
|
|
3532 if (abbrev)
|
|
3533 MSG(_("No abbreviation found"));
|
|
3534 else
|
|
3535 MSG(_("No mapping found"));
|
|
3536 }
|
|
3537 goto theend; /* listing finished */
|
|
3538 }
|
|
3539
|
|
3540 if (did_it) /* have added the new entry already */
|
|
3541 goto theend;
|
|
3542
|
|
3543 /*
|
|
3544 * Get here when adding a new entry to the maphash[] list or abbrlist.
|
|
3545 */
|
|
3546 mp = (mapblock_T *)alloc((unsigned)sizeof(mapblock_T));
|
|
3547 if (mp == NULL)
|
|
3548 {
|
|
3549 retval = 4; /* no mem */
|
|
3550 goto theend;
|
|
3551 }
|
|
3552
|
|
3553 /* If CTRL-C has been mapped, don't always use it for Interrupting */
|
|
3554 if (*keys == Ctrl_C)
|
|
3555 mapped_ctrl_c = TRUE;
|
|
3556
|
|
3557 mp->m_keys = vim_strsave(keys);
|
|
3558 mp->m_str = vim_strsave(rhs);
|
|
3559 if (mp->m_keys == NULL || mp->m_str == NULL)
|
|
3560 {
|
|
3561 vim_free(mp->m_keys);
|
|
3562 vim_free(mp->m_str);
|
|
3563 vim_free(mp);
|
|
3564 retval = 4; /* no mem */
|
|
3565 goto theend;
|
|
3566 }
|
|
3567 mp->m_keylen = (int)STRLEN(mp->m_keys);
|
|
3568 mp->m_noremap = noremap;
|
|
3569 mp->m_silent = silent;
|
|
3570 mp->m_mode = mode;
|
481
|
3571 #ifdef FEAT_EVAL
|
721
|
3572 mp->m_expr = expr;
|
481
|
3573 mp->m_script_ID = current_SID;
|
|
3574 #endif
|
7
|
3575
|
|
3576 /* add the new entry in front of the abbrlist or maphash[] list */
|
|
3577 if (abbrev)
|
|
3578 {
|
|
3579 mp->m_next = *abbr_table;
|
|
3580 *abbr_table = mp;
|
|
3581 }
|
|
3582 else
|
|
3583 {
|
|
3584 n = MAP_HASH(mp->m_mode, mp->m_keys[0]);
|
|
3585 mp->m_next = map_table[n];
|
|
3586 map_table[n] = mp;
|
|
3587 }
|
|
3588
|
|
3589 theend:
|
|
3590 vim_free(keys_buf);
|
|
3591 vim_free(arg_buf);
|
|
3592 return retval;
|
|
3593 }
|
|
3594
|
|
3595 /*
|
|
3596 * Delete one entry from the abbrlist or maphash[].
|
|
3597 * "mpp" is a pointer to the m_next field of the PREVIOUS entry!
|
|
3598 */
|
|
3599 static void
|
|
3600 map_free(mpp)
|
|
3601 mapblock_T **mpp;
|
|
3602 {
|
|
3603 mapblock_T *mp;
|
|
3604
|
|
3605 mp = *mpp;
|
|
3606 vim_free(mp->m_keys);
|
|
3607 vim_free(mp->m_str);
|
|
3608 *mpp = mp->m_next;
|
|
3609 vim_free(mp);
|
|
3610 }
|
|
3611
|
|
3612 /*
|
|
3613 * Initialize maphash[] for first use.
|
|
3614 */
|
|
3615 static void
|
|
3616 validate_maphash()
|
|
3617 {
|
|
3618 if (!maphash_valid)
|
|
3619 {
|
|
3620 vim_memset(maphash, 0, sizeof(maphash));
|
|
3621 maphash_valid = TRUE;
|
|
3622 }
|
|
3623 }
|
|
3624
|
|
3625 /*
|
|
3626 * Get the mapping mode from the command name.
|
|
3627 */
|
|
3628 int
|
|
3629 get_map_mode(cmdp, forceit)
|
|
3630 char_u **cmdp;
|
|
3631 int forceit;
|
|
3632 {
|
|
3633 char_u *p;
|
|
3634 int modec;
|
|
3635 int mode;
|
|
3636
|
|
3637 p = *cmdp;
|
|
3638 modec = *p++;
|
|
3639 if (modec == 'i')
|
|
3640 mode = INSERT; /* :imap */
|
|
3641 else if (modec == 'l')
|
|
3642 mode = LANGMAP; /* :lmap */
|
|
3643 else if (modec == 'c')
|
|
3644 mode = CMDLINE; /* :cmap */
|
|
3645 else if (modec == 'n' && *p != 'o') /* avoid :noremap */
|
|
3646 mode = NORMAL; /* :nmap */
|
|
3647 else if (modec == 'v')
|
788
|
3648 mode = VISUAL + SELECTMODE; /* :vmap */
|
|
3649 else if (modec == 'x')
|
|
3650 mode = VISUAL; /* :xmap */
|
|
3651 else if (modec == 's')
|
|
3652 mode = SELECTMODE; /* :smap */
|
7
|
3653 else if (modec == 'o')
|
|
3654 mode = OP_PENDING; /* :omap */
|
|
3655 else
|
|
3656 {
|
|
3657 --p;
|
|
3658 if (forceit)
|
|
3659 mode = INSERT + CMDLINE; /* :map ! */
|
|
3660 else
|
788
|
3661 mode = VISUAL + SELECTMODE + NORMAL + OP_PENDING;/* :map */
|
7
|
3662 }
|
|
3663
|
|
3664 *cmdp = p;
|
|
3665 return mode;
|
|
3666 }
|
|
3667
|
|
3668 /*
|
|
3669 * Clear all mappings or abbreviations.
|
|
3670 * 'abbr' should be FALSE for mappings, TRUE for abbreviations.
|
|
3671 */
|
|
3672 /*ARGSUSED*/
|
|
3673 void
|
|
3674 map_clear(cmdp, arg, forceit, abbr)
|
|
3675 char_u *cmdp;
|
|
3676 char_u *arg;
|
|
3677 int forceit;
|
|
3678 int abbr;
|
|
3679 {
|
|
3680 int mode;
|
|
3681 #ifdef FEAT_LOCALMAP
|
|
3682 int local;
|
|
3683
|
|
3684 local = (STRCMP(arg, "<buffer>") == 0);
|
|
3685 if (!local && *arg != NUL)
|
|
3686 {
|
|
3687 EMSG(_(e_invarg));
|
|
3688 return;
|
|
3689 }
|
|
3690 #endif
|
|
3691
|
|
3692 mode = get_map_mode(&cmdp, forceit);
|
|
3693 map_clear_int(curbuf, mode,
|
|
3694 #ifdef FEAT_LOCALMAP
|
|
3695 local,
|
|
3696 #else
|
|
3697 FALSE,
|
|
3698 #endif
|
|
3699 abbr);
|
|
3700 }
|
|
3701
|
|
3702 /*
|
|
3703 * Clear all mappings in "mode".
|
|
3704 */
|
|
3705 /*ARGSUSED*/
|
|
3706 void
|
|
3707 map_clear_int(buf, mode, local, abbr)
|
|
3708 buf_T *buf; /* buffer for local mappings */
|
|
3709 int mode; /* mode in which to delete */
|
|
3710 int local; /* TRUE for buffer-local mappings */
|
|
3711 int abbr; /* TRUE for abbreviations */
|
|
3712 {
|
|
3713 mapblock_T *mp, **mpp;
|
|
3714 int hash;
|
|
3715 int new_hash;
|
|
3716
|
|
3717 validate_maphash();
|
|
3718
|
|
3719 for (hash = 0; hash < 256; ++hash)
|
|
3720 {
|
|
3721 if (abbr)
|
|
3722 {
|
779
|
3723 if (hash > 0) /* there is only one abbrlist */
|
7
|
3724 break;
|
|
3725 #ifdef FEAT_LOCALMAP
|
|
3726 if (local)
|
|
3727 mpp = &buf->b_first_abbr;
|
|
3728 else
|
|
3729 #endif
|
|
3730 mpp = &first_abbr;
|
|
3731 }
|
|
3732 else
|
|
3733 {
|
|
3734 #ifdef FEAT_LOCALMAP
|
|
3735 if (local)
|
|
3736 mpp = &buf->b_maphash[hash];
|
|
3737 else
|
|
3738 #endif
|
|
3739 mpp = &maphash[hash];
|
|
3740 }
|
|
3741 while (*mpp != NULL)
|
|
3742 {
|
|
3743 mp = *mpp;
|
|
3744 if (mp->m_mode & mode)
|
|
3745 {
|
|
3746 mp->m_mode &= ~mode;
|
|
3747 if (mp->m_mode == 0) /* entry can be deleted */
|
|
3748 {
|
|
3749 map_free(mpp);
|
|
3750 continue;
|
|
3751 }
|
|
3752 /*
|
|
3753 * May need to put this entry into another hash list.
|
|
3754 */
|
|
3755 new_hash = MAP_HASH(mp->m_mode, mp->m_keys[0]);
|
|
3756 if (!abbr && new_hash != hash)
|
|
3757 {
|
|
3758 *mpp = mp->m_next;
|
|
3759 #ifdef FEAT_LOCALMAP
|
|
3760 if (local)
|
|
3761 {
|
|
3762 mp->m_next = buf->b_maphash[new_hash];
|
|
3763 buf->b_maphash[new_hash] = mp;
|
|
3764 }
|
|
3765 else
|
|
3766 #endif
|
|
3767 {
|
|
3768 mp->m_next = maphash[new_hash];
|
|
3769 maphash[new_hash] = mp;
|
|
3770 }
|
|
3771 continue; /* continue with *mpp */
|
|
3772 }
|
|
3773 }
|
|
3774 mpp = &(mp->m_next);
|
|
3775 }
|
|
3776 }
|
|
3777 }
|
|
3778
|
|
3779 static void
|
|
3780 showmap(mp, local)
|
|
3781 mapblock_T *mp;
|
|
3782 int local; /* TRUE for buffer-local map */
|
|
3783 {
|
|
3784 int len = 1;
|
|
3785
|
|
3786 if (msg_didout || msg_silent != 0)
|
|
3787 msg_putchar('\n');
|
|
3788 if ((mp->m_mode & (INSERT + CMDLINE)) == INSERT + CMDLINE)
|
|
3789 msg_putchar('!'); /* :map! */
|
|
3790 else if (mp->m_mode & INSERT)
|
|
3791 msg_putchar('i'); /* :imap */
|
|
3792 else if (mp->m_mode & LANGMAP)
|
|
3793 msg_putchar('l'); /* :lmap */
|
|
3794 else if (mp->m_mode & CMDLINE)
|
|
3795 msg_putchar('c'); /* :cmap */
|
788
|
3796 else if ((mp->m_mode & (NORMAL + VISUAL + SELECTMODE + OP_PENDING))
|
|
3797 == NORMAL + VISUAL + SELECTMODE + OP_PENDING)
|
7
|
3798 msg_putchar(' '); /* :map */
|
|
3799 else
|
|
3800 {
|
|
3801 len = 0;
|
|
3802 if (mp->m_mode & NORMAL)
|
|
3803 {
|
|
3804 msg_putchar('n'); /* :nmap */
|
|
3805 ++len;
|
|
3806 }
|
|
3807 if (mp->m_mode & OP_PENDING)
|
|
3808 {
|
|
3809 msg_putchar('o'); /* :omap */
|
|
3810 ++len;
|
|
3811 }
|
788
|
3812 if ((mp->m_mode & (VISUAL + SELECTMODE)) == VISUAL + SELECTMODE)
|
7
|
3813 {
|
|
3814 msg_putchar('v'); /* :vmap */
|
|
3815 ++len;
|
|
3816 }
|
788
|
3817 else
|
|
3818 {
|
|
3819 if (mp->m_mode & VISUAL)
|
|
3820 {
|
|
3821 msg_putchar('x'); /* :xmap */
|
|
3822 ++len;
|
|
3823 }
|
|
3824 if (mp->m_mode & SELECTMODE)
|
|
3825 {
|
|
3826 msg_putchar('s'); /* :smap */
|
|
3827 ++len;
|
|
3828 }
|
|
3829 }
|
7
|
3830 }
|
|
3831 while (++len <= 3)
|
|
3832 msg_putchar(' ');
|
|
3833
|
|
3834 /* Get length of what we write */
|
|
3835 len = msg_outtrans_special(mp->m_keys, TRUE);
|
|
3836 do
|
|
3837 {
|
|
3838 msg_putchar(' '); /* padd with blanks */
|
|
3839 ++len;
|
|
3840 } while (len < 12);
|
|
3841
|
|
3842 if (mp->m_noremap == REMAP_NONE)
|
|
3843 msg_puts_attr((char_u *)"*", hl_attr(HLF_8));
|
|
3844 else if (mp->m_noremap == REMAP_SCRIPT)
|
|
3845 msg_puts_attr((char_u *)"&", hl_attr(HLF_8));
|
|
3846 else
|
|
3847 msg_putchar(' ');
|
|
3848
|
|
3849 if (local)
|
|
3850 msg_putchar('@');
|
|
3851 else
|
|
3852 msg_putchar(' ');
|
|
3853
|
|
3854 /* Use FALSE below if we only want things like <Up> to show up as such on
|
|
3855 * the rhs, and not M-x etc, TRUE gets both -- webb
|
|
3856 */
|
|
3857 if (*mp->m_str == NUL)
|
|
3858 msg_puts_attr((char_u *)"<Nop>", hl_attr(HLF_8));
|
|
3859 else
|
|
3860 msg_outtrans_special(mp->m_str, FALSE);
|
481
|
3861 #ifdef FEAT_EVAL
|
|
3862 if (p_verbose > 0)
|
|
3863 last_set_msg(mp->m_script_ID);
|
|
3864 #endif
|
7
|
3865 out_flush(); /* show one line at a time */
|
|
3866 }
|
|
3867
|
|
3868 #if defined(FEAT_EVAL) || defined(PROTO)
|
|
3869 /*
|
|
3870 * Return TRUE if a map exists that has "str" in the rhs for mode "modechars".
|
|
3871 * Recognize termcap codes in "str".
|
|
3872 * Also checks mappings local to the current buffer.
|
|
3873 */
|
|
3874 int
|
779
|
3875 map_to_exists(str, modechars, abbr)
|
7
|
3876 char_u *str;
|
|
3877 char_u *modechars;
|
779
|
3878 int abbr;
|
7
|
3879 {
|
|
3880 int mode = 0;
|
|
3881 char_u *rhs;
|
|
3882 char_u *buf;
|
|
3883 int retval;
|
|
3884
|
859
|
3885 rhs = replace_termcodes(str, &buf, FALSE, TRUE, FALSE);
|
7
|
3886
|
|
3887 if (vim_strchr(modechars, 'n') != NULL)
|
|
3888 mode |= NORMAL;
|
|
3889 if (vim_strchr(modechars, 'v') != NULL)
|
788
|
3890 mode |= VISUAL + SELECTMODE;
|
|
3891 if (vim_strchr(modechars, 'x') != NULL)
|
7
|
3892 mode |= VISUAL;
|
788
|
3893 if (vim_strchr(modechars, 's') != NULL)
|
|
3894 mode |= SELECTMODE;
|
7
|
3895 if (vim_strchr(modechars, 'o') != NULL)
|
|
3896 mode |= OP_PENDING;
|
|
3897 if (vim_strchr(modechars, 'i') != NULL)
|
|
3898 mode |= INSERT;
|
|
3899 if (vim_strchr(modechars, 'l') != NULL)
|
|
3900 mode |= LANGMAP;
|
|
3901 if (vim_strchr(modechars, 'c') != NULL)
|
|
3902 mode |= CMDLINE;
|
|
3903
|
779
|
3904 retval = map_to_exists_mode(rhs, mode, abbr);
|
7
|
3905 vim_free(buf);
|
|
3906
|
|
3907 return retval;
|
|
3908 }
|
|
3909 #endif
|
|
3910
|
|
3911 /*
|
|
3912 * Return TRUE if a map exists that has "str" in the rhs for mode "mode".
|
|
3913 * Also checks mappings local to the current buffer.
|
|
3914 */
|
|
3915 int
|
779
|
3916 map_to_exists_mode(rhs, mode, abbr)
|
7
|
3917 char_u *rhs;
|
|
3918 int mode;
|
779
|
3919 int abbr;
|
7
|
3920 {
|
|
3921 mapblock_T *mp;
|
|
3922 int hash;
|
|
3923 # ifdef FEAT_LOCALMAP
|
|
3924 int expand_buffer = FALSE;
|
|
3925
|
|
3926 validate_maphash();
|
|
3927
|
|
3928 /* Do it twice: once for global maps and once for local maps. */
|
|
3929 for (;;)
|
|
3930 {
|
|
3931 # endif
|
|
3932 for (hash = 0; hash < 256; ++hash)
|
|
3933 {
|
779
|
3934 if (abbr)
|
|
3935 {
|
|
3936 if (hash > 0) /* there is only one abbr list */
|
|
3937 break;
|
|
3938 #ifdef FEAT_LOCALMAP
|
|
3939 if (expand_buffer)
|
|
3940 mp = curbuf->b_first_abbr;
|
|
3941 else
|
|
3942 #endif
|
|
3943 mp = first_abbr;
|
|
3944 }
|
7
|
3945 # ifdef FEAT_LOCALMAP
|
779
|
3946 else if (expand_buffer)
|
7
|
3947 mp = curbuf->b_maphash[hash];
|
779
|
3948 # endif
|
7
|
3949 else
|
|
3950 mp = maphash[hash];
|
|
3951 for (; mp; mp = mp->m_next)
|
|
3952 {
|
|
3953 if ((mp->m_mode & mode)
|
|
3954 && strstr((char *)mp->m_str, (char *)rhs) != NULL)
|
|
3955 return TRUE;
|
|
3956 }
|
|
3957 }
|
|
3958 # ifdef FEAT_LOCALMAP
|
|
3959 if (expand_buffer)
|
|
3960 break;
|
|
3961 expand_buffer = TRUE;
|
|
3962 }
|
|
3963 # endif
|
|
3964
|
|
3965 return FALSE;
|
|
3966 }
|
|
3967
|
|
3968 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
3969 /*
|
|
3970 * Used below when expanding mapping/abbreviation names.
|
|
3971 */
|
|
3972 static int expand_mapmodes = 0;
|
|
3973 static int expand_isabbrev = 0;
|
|
3974 #ifdef FEAT_LOCALMAP
|
|
3975 static int expand_buffer = FALSE;
|
|
3976 #endif
|
|
3977
|
|
3978 /*
|
|
3979 * Work out what to complete when doing command line completion of mapping
|
|
3980 * or abbreviation names.
|
|
3981 */
|
|
3982 char_u *
|
|
3983 set_context_in_map_cmd(xp, cmd, arg, forceit, isabbrev, isunmap, cmdidx)
|
|
3984 expand_T *xp;
|
|
3985 char_u *cmd;
|
|
3986 char_u *arg;
|
|
3987 int forceit; /* TRUE if '!' given */
|
|
3988 int isabbrev; /* TRUE if abbreviation */
|
|
3989 int isunmap; /* TRUE if unmap/unabbrev command */
|
|
3990 cmdidx_T cmdidx;
|
|
3991 {
|
|
3992 if (forceit && cmdidx != CMD_map && cmdidx != CMD_unmap)
|
|
3993 xp->xp_context = EXPAND_NOTHING;
|
|
3994 else
|
|
3995 {
|
|
3996 if (isunmap)
|
|
3997 expand_mapmodes = get_map_mode(&cmd, forceit || isabbrev);
|
|
3998 else
|
|
3999 {
|
|
4000 expand_mapmodes = INSERT + CMDLINE;
|
|
4001 if (!isabbrev)
|
788
|
4002 expand_mapmodes += VISUAL + SELECTMODE + NORMAL + OP_PENDING;
|
7
|
4003 }
|
|
4004 expand_isabbrev = isabbrev;
|
|
4005 xp->xp_context = EXPAND_MAPPINGS;
|
|
4006 #ifdef FEAT_LOCALMAP
|
|
4007 expand_buffer = FALSE;
|
|
4008 #endif
|
|
4009 for (;;)
|
|
4010 {
|
|
4011 #ifdef FEAT_LOCALMAP
|
|
4012 if (STRNCMP(arg, "<buffer>", 8) == 0)
|
|
4013 {
|
|
4014 expand_buffer = TRUE;
|
|
4015 arg = skipwhite(arg + 8);
|
|
4016 continue;
|
|
4017 }
|
|
4018 #endif
|
|
4019 if (STRNCMP(arg, "<unique>", 8) == 0)
|
|
4020 {
|
|
4021 arg = skipwhite(arg + 8);
|
|
4022 continue;
|
|
4023 }
|
|
4024 if (STRNCMP(arg, "<silent>", 8) == 0)
|
|
4025 {
|
|
4026 arg = skipwhite(arg + 8);
|
|
4027 continue;
|
|
4028 }
|
721
|
4029 #ifdef FEAT_EVAL
|
7
|
4030 if (STRNCMP(arg, "<script>", 8) == 0)
|
|
4031 {
|
|
4032 arg = skipwhite(arg + 8);
|
|
4033 continue;
|
|
4034 }
|
721
|
4035 if (STRNCMP(arg, "<expr>", 6) == 0)
|
|
4036 {
|
|
4037 arg = skipwhite(arg + 6);
|
|
4038 continue;
|
|
4039 }
|
|
4040 #endif
|
7
|
4041 break;
|
|
4042 }
|
|
4043 xp->xp_pattern = arg;
|
|
4044 }
|
|
4045
|
|
4046 return NULL;
|
|
4047 }
|
|
4048
|
|
4049 /*
|
|
4050 * Find all mapping/abbreviation names that match regexp 'prog'.
|
|
4051 * For command line expansion of ":[un]map" and ":[un]abbrev" in all modes.
|
|
4052 * Return OK if matches found, FAIL otherwise.
|
|
4053 */
|
|
4054 int
|
|
4055 ExpandMappings(regmatch, num_file, file)
|
|
4056 regmatch_T *regmatch;
|
|
4057 int *num_file;
|
|
4058 char_u ***file;
|
|
4059 {
|
|
4060 mapblock_T *mp;
|
|
4061 int hash;
|
|
4062 int count;
|
|
4063 int round;
|
|
4064 char_u *p;
|
|
4065 int i;
|
|
4066
|
|
4067 validate_maphash();
|
|
4068
|
|
4069 *num_file = 0; /* return values in case of FAIL */
|
|
4070 *file = NULL;
|
|
4071
|
|
4072 /*
|
|
4073 * round == 1: Count the matches.
|
|
4074 * round == 2: Build the array to keep the matches.
|
|
4075 */
|
|
4076 for (round = 1; round <= 2; ++round)
|
|
4077 {
|
|
4078 count = 0;
|
|
4079
|
721
|
4080 for (i = 0; i < 5; ++i)
|
7
|
4081 {
|
|
4082 if (i == 0)
|
|
4083 p = (char_u *)"<silent>";
|
|
4084 else if (i == 1)
|
|
4085 p = (char_u *)"<unique>";
|
|
4086 #ifdef FEAT_EVAL
|
|
4087 else if (i == 2)
|
|
4088 p = (char_u *)"<script>";
|
721
|
4089 else if (i == 3)
|
|
4090 p = (char_u *)"<expr>";
|
7
|
4091 #endif
|
|
4092 #ifdef FEAT_LOCALMAP
|
721
|
4093 else if (i == 4 && !expand_buffer)
|
7
|
4094 p = (char_u *)"<buffer>";
|
|
4095 #endif
|
|
4096 else
|
|
4097 continue;
|
|
4098
|
|
4099 if (vim_regexec(regmatch, p, (colnr_T)0))
|
|
4100 {
|
|
4101 if (round == 1)
|
|
4102 ++count;
|
|
4103 else
|
|
4104 (*file)[count++] = vim_strsave(p);
|
|
4105 }
|
|
4106 }
|
|
4107
|
|
4108 for (hash = 0; hash < 256; ++hash)
|
|
4109 {
|
|
4110 if (expand_isabbrev)
|
|
4111 {
|
779
|
4112 if (hash > 0) /* only one abbrev list */
|
7
|
4113 break; /* for (hash) */
|
|
4114 mp = first_abbr;
|
|
4115 }
|
|
4116 #ifdef FEAT_LOCALMAP
|
|
4117 else if (expand_buffer)
|
|
4118 mp = curbuf->b_maphash[hash];
|
|
4119 #endif
|
|
4120 else
|
|
4121 mp = maphash[hash];
|
|
4122 for (; mp; mp = mp->m_next)
|
|
4123 {
|
|
4124 if (mp->m_mode & expand_mapmodes)
|
|
4125 {
|
|
4126 p = translate_mapping(mp->m_keys, TRUE);
|
|
4127 if (p != NULL && vim_regexec(regmatch, p, (colnr_T)0))
|
|
4128 {
|
|
4129 if (round == 1)
|
|
4130 ++count;
|
|
4131 else
|
|
4132 {
|
|
4133 (*file)[count++] = p;
|
|
4134 p = NULL;
|
|
4135 }
|
|
4136 }
|
|
4137 vim_free(p);
|
|
4138 }
|
|
4139 } /* for (mp) */
|
|
4140 } /* for (hash) */
|
|
4141
|
|
4142 if (count == 0) /* no match found */
|
|
4143 break; /* for (round) */
|
|
4144
|
|
4145 if (round == 1)
|
|
4146 {
|
|
4147 *file = (char_u **)alloc((unsigned)(count * sizeof(char_u *)));
|
|
4148 if (*file == NULL)
|
|
4149 return FAIL;
|
|
4150 }
|
|
4151 } /* for (round) */
|
|
4152
|
840
|
4153 if (count > 1)
|
7
|
4154 {
|
840
|
4155 char_u **ptr1;
|
|
4156 char_u **ptr2;
|
|
4157 char_u **ptr3;
|
|
4158
|
|
4159 /* Sort the matches */
|
|
4160 sort_strings(*file, count);
|
|
4161
|
|
4162 /* Remove multiple entries */
|
|
4163 ptr1 = *file;
|
|
4164 ptr2 = ptr1 + 1;
|
|
4165 ptr3 = ptr1 + count;
|
7
|
4166
|
|
4167 while (ptr2 < ptr3)
|
|
4168 {
|
|
4169 if (STRCMP(*ptr1, *ptr2))
|
|
4170 *++ptr1 = *ptr2++;
|
|
4171 else
|
|
4172 {
|
|
4173 vim_free(*ptr2++);
|
|
4174 count--;
|
|
4175 }
|
|
4176 }
|
|
4177 }
|
|
4178
|
|
4179 *num_file = count;
|
|
4180 return (count == 0 ? FAIL : OK);
|
|
4181 }
|
|
4182 #endif /* FEAT_CMDL_COMPL */
|
|
4183
|
|
4184 /*
|
|
4185 * Check for an abbreviation.
|
|
4186 * Cursor is at ptr[col]. When inserting, mincol is where insert started.
|
|
4187 * "c" is the character typed before check_abbr was called. It may have
|
|
4188 * ABBR_OFF added to avoid prepending a CTRL-V to it.
|
|
4189 *
|
|
4190 * Historic vi practice: The last character of an abbreviation must be an id
|
|
4191 * character ([a-zA-Z0-9_]). The characters in front of it must be all id
|
|
4192 * characters or all non-id characters. This allows for abbr. "#i" to
|
|
4193 * "#include".
|
|
4194 *
|
|
4195 * Vim addition: Allow for abbreviations that end in a non-keyword character.
|
|
4196 * Then there must be white space before the abbr.
|
|
4197 *
|
|
4198 * return TRUE if there is an abbreviation, FALSE if not
|
|
4199 */
|
|
4200 int
|
|
4201 check_abbr(c, ptr, col, mincol)
|
|
4202 int c;
|
|
4203 char_u *ptr;
|
|
4204 int col;
|
|
4205 int mincol;
|
|
4206 {
|
|
4207 int len;
|
|
4208 int scol; /* starting column of the abbr. */
|
|
4209 int j;
|
721
|
4210 char_u *s;
|
7
|
4211 #ifdef FEAT_MBYTE
|
|
4212 char_u tb[MB_MAXBYTES + 4];
|
|
4213 #else
|
|
4214 char_u tb[4];
|
|
4215 #endif
|
|
4216 mapblock_T *mp;
|
|
4217 #ifdef FEAT_LOCALMAP
|
|
4218 mapblock_T *mp2;
|
|
4219 #endif
|
|
4220 #ifdef FEAT_MBYTE
|
|
4221 int clen = 0; /* length in characters */
|
|
4222 #endif
|
|
4223 int is_id = TRUE;
|
|
4224 int vim_abbr;
|
|
4225
|
|
4226 if (typebuf.tb_no_abbr_cnt) /* abbrev. are not recursive */
|
|
4227 return FALSE;
|
1051
|
4228 if ((KeyNoremap & (RM_NONE|RM_SCRIPT)) != 0)
|
|
4229 /* no remapping implies no abbreviation */
|
7
|
4230 return FALSE;
|
|
4231
|
|
4232 /*
|
|
4233 * Check for word before the cursor: If it ends in a keyword char all
|
|
4234 * chars before it must be al keyword chars or non-keyword chars, but not
|
|
4235 * white space. If it ends in a non-keyword char we accept any characters
|
|
4236 * before it except white space.
|
|
4237 */
|
|
4238 if (col == 0) /* cannot be an abbr. */
|
|
4239 return FALSE;
|
|
4240
|
|
4241 #ifdef FEAT_MBYTE
|
|
4242 if (has_mbyte)
|
|
4243 {
|
|
4244 char_u *p;
|
|
4245
|
|
4246 p = mb_prevptr(ptr, ptr + col);
|
|
4247 if (!vim_iswordp(p))
|
|
4248 vim_abbr = TRUE; /* Vim added abbr. */
|
|
4249 else
|
|
4250 {
|
|
4251 vim_abbr = FALSE; /* vi compatible abbr. */
|
|
4252 if (p > ptr)
|
|
4253 is_id = vim_iswordp(mb_prevptr(ptr, p));
|
|
4254 }
|
|
4255 clen = 1;
|
|
4256 while (p > ptr + mincol)
|
|
4257 {
|
|
4258 p = mb_prevptr(ptr, p);
|
|
4259 if (vim_isspace(*p) || (!vim_abbr && is_id != vim_iswordp(p)))
|
|
4260 {
|
474
|
4261 p += (*mb_ptr2len)(p);
|
7
|
4262 break;
|
|
4263 }
|
|
4264 ++clen;
|
|
4265 }
|
|
4266 scol = (int)(p - ptr);
|
|
4267 }
|
|
4268 else
|
|
4269 #endif
|
|
4270 {
|
|
4271 if (!vim_iswordc(ptr[col - 1]))
|
|
4272 vim_abbr = TRUE; /* Vim added abbr. */
|
|
4273 else
|
|
4274 {
|
|
4275 vim_abbr = FALSE; /* vi compatible abbr. */
|
|
4276 if (col > 1)
|
|
4277 is_id = vim_iswordc(ptr[col - 2]);
|
|
4278 }
|
|
4279 for (scol = col - 1; scol > 0 && !vim_isspace(ptr[scol - 1])
|
|
4280 && (vim_abbr || is_id == vim_iswordc(ptr[scol - 1])); --scol)
|
|
4281 ;
|
|
4282 }
|
|
4283
|
|
4284 if (scol < mincol)
|
|
4285 scol = mincol;
|
|
4286 if (scol < col) /* there is a word in front of the cursor */
|
|
4287 {
|
|
4288 ptr += scol;
|
|
4289 len = col - scol;
|
|
4290 #ifdef FEAT_LOCALMAP
|
|
4291 mp = curbuf->b_first_abbr;
|
|
4292 mp2 = first_abbr;
|
|
4293 if (mp == NULL)
|
|
4294 {
|
|
4295 mp = mp2;
|
|
4296 mp2 = NULL;
|
|
4297 }
|
|
4298 #else
|
|
4299 mp = first_abbr;
|
|
4300 #endif
|
|
4301 for ( ; mp;
|
|
4302 #ifdef FEAT_LOCALMAP
|
|
4303 mp->m_next == NULL ? (mp = mp2, mp2 = NULL) :
|
|
4304 #endif
|
|
4305 (mp = mp->m_next))
|
|
4306 {
|
|
4307 /* find entries with right mode and keys */
|
|
4308 if ( (mp->m_mode & State)
|
|
4309 && mp->m_keylen == len
|
|
4310 && !STRNCMP(mp->m_keys, ptr, (size_t)len))
|
|
4311 break;
|
|
4312 }
|
|
4313 if (mp != NULL)
|
|
4314 {
|
|
4315 /*
|
|
4316 * Found a match:
|
|
4317 * Insert the rest of the abbreviation in typebuf.tb_buf[].
|
|
4318 * This goes from end to start.
|
|
4319 *
|
|
4320 * Characters 0x000 - 0x100: normal chars, may need CTRL-V,
|
|
4321 * except K_SPECIAL: Becomes K_SPECIAL KS_SPECIAL KE_FILLER
|
|
4322 * Characters where IS_SPECIAL() == TRUE: key codes, need
|
|
4323 * K_SPECIAL. Other characters (with ABBR_OFF): don't use CTRL-V.
|
|
4324 *
|
|
4325 * Character CTRL-] is treated specially - it completes the
|
|
4326 * abbreviation, but is not inserted into the input stream.
|
|
4327 */
|
|
4328 j = 0;
|
|
4329 /* special key code, split up */
|
|
4330 if (c != Ctrl_RSB)
|
|
4331 {
|
|
4332 if (IS_SPECIAL(c) || c == K_SPECIAL)
|
|
4333 {
|
|
4334 tb[j++] = K_SPECIAL;
|
|
4335 tb[j++] = K_SECOND(c);
|
|
4336 tb[j++] = K_THIRD(c);
|
|
4337 }
|
|
4338 else
|
|
4339 {
|
|
4340 if (c < ABBR_OFF && (c < ' ' || c > '~'))
|
|
4341 tb[j++] = Ctrl_V; /* special char needs CTRL-V */
|
|
4342 #ifdef FEAT_MBYTE
|
|
4343 if (has_mbyte)
|
|
4344 {
|
|
4345 /* if ABBR_OFF has been added, remove it here */
|
|
4346 if (c >= ABBR_OFF)
|
|
4347 c -= ABBR_OFF;
|
|
4348 j += (*mb_char2bytes)(c, tb + j);
|
|
4349 }
|
|
4350 else
|
|
4351 #endif
|
|
4352 tb[j++] = c;
|
|
4353 }
|
|
4354 tb[j] = NUL;
|
|
4355 /* insert the last typed char */
|
|
4356 (void)ins_typebuf(tb, 1, 0, TRUE, mp->m_silent);
|
|
4357 }
|
721
|
4358 #ifdef FEAT_EVAL
|
|
4359 if (mp->m_expr)
|
836
|
4360 s = eval_map_expr(mp->m_str);
|
721
|
4361 else
|
|
4362 #endif
|
|
4363 s = mp->m_str;
|
|
4364 if (s != NULL)
|
|
4365 {
|
7
|
4366 /* insert the to string */
|
721
|
4367 (void)ins_typebuf(s, mp->m_noremap, 0, TRUE, mp->m_silent);
|
7
|
4368 /* no abbrev. for these chars */
|
721
|
4369 typebuf.tb_no_abbr_cnt += (int)STRLEN(s) + j + 1;
|
|
4370 #ifdef FEAT_EVAL
|
|
4371 if (mp->m_expr)
|
|
4372 vim_free(s);
|
|
4373 #endif
|
|
4374 }
|
7
|
4375
|
|
4376 tb[0] = Ctrl_H;
|
|
4377 tb[1] = NUL;
|
|
4378 #ifdef FEAT_MBYTE
|
|
4379 if (has_mbyte)
|
|
4380 len = clen; /* Delete characters instead of bytes */
|
|
4381 #endif
|
|
4382 while (len-- > 0) /* delete the from string */
|
|
4383 (void)ins_typebuf(tb, 1, 0, TRUE, mp->m_silent);
|
|
4384 return TRUE;
|
|
4385 }
|
|
4386 }
|
|
4387 return FALSE;
|
|
4388 }
|
|
4389
|
836
|
4390 #ifdef FEAT_EVAL
|
|
4391 /*
|
|
4392 * Evaluate the RHS of a mapping or abbreviations and take care of escaping
|
|
4393 * special characters.
|
|
4394 */
|
|
4395 static char_u *
|
|
4396 eval_map_expr(str)
|
|
4397 char_u *str;
|
|
4398 {
|
|
4399 char_u *res;
|
837
|
4400 char_u *p;
|
847
|
4401 char_u *save_cmd;
|
856
|
4402 pos_T save_cursor;
|
847
|
4403
|
|
4404 save_cmd = save_cmdline_alloc();
|
|
4405 if (save_cmd == NULL)
|
|
4406 return NULL;
|
856
|
4407
|
|
4408 /* Forbid changing text or using ":normal" to avoid most of the bad side
|
|
4409 * effects. Also restore the cursor position. */
|
|
4410 ++textlock;
|
|
4411 #ifdef FEAT_EX_EXTRA
|
|
4412 ++ex_normal_lock;
|
|
4413 #endif
|
|
4414 save_cursor = curwin->w_cursor;
|
837
|
4415 p = eval_to_string(str, NULL, FALSE);
|
856
|
4416 --textlock;
|
|
4417 #ifdef FEAT_EX_EXTRA
|
|
4418 --ex_normal_lock;
|
|
4419 #endif
|
|
4420 curwin->w_cursor = save_cursor;
|
|
4421
|
847
|
4422 restore_cmdline_alloc(save_cmd);
|
837
|
4423 if (p == NULL)
|
836
|
4424 return NULL;
|
844
|
4425 res = vim_strsave_escape_csi(p);
|
|
4426 vim_free(p);
|
|
4427
|
|
4428 return res;
|
|
4429 }
|
|
4430 #endif
|
|
4431
|
|
4432 /*
|
|
4433 * Copy "p" to allocated memory, escaping K_SPECIAL and CSI so that the result
|
|
4434 * can be put in the typeahead buffer.
|
|
4435 * Returns NULL when out of memory.
|
|
4436 */
|
|
4437 char_u *
|
|
4438 vim_strsave_escape_csi(p)
|
|
4439 char_u *p;
|
|
4440 {
|
|
4441 char_u *res;
|
|
4442 char_u *s, *d;
|
836
|
4443
|
|
4444 /* Need a buffer to hold up to three times as much. */
|
837
|
4445 res = alloc((unsigned)(STRLEN(p) * 3) + 1);
|
836
|
4446 if (res != NULL)
|
|
4447 {
|
837
|
4448 d = res;
|
|
4449 for (s = p; *s != NUL; )
|
|
4450 {
|
|
4451 if (s[0] == K_SPECIAL && s[1] != NUL && s[2] != NUL)
|
|
4452 {
|
|
4453 /* Copy special key unmodified. */
|
|
4454 *d++ = *s++;
|
|
4455 *d++ = *s++;
|
|
4456 *d++ = *s++;
|
|
4457 }
|
|
4458 else
|
|
4459 {
|
|
4460 /* Add character, possibly multi-byte to destination, escaping
|
|
4461 * CSI and K_SPECIAL. */
|
|
4462 d = add_char2buf(PTR2CHAR(s), d);
|
|
4463 mb_ptr_adv(s);
|
|
4464 }
|
|
4465 }
|
|
4466 *d = NUL;
|
836
|
4467 }
|
|
4468 return res;
|
|
4469 }
|
|
4470
|
7
|
4471 /*
|
1081
|
4472 * Remove escaping from CSI and K_SPECIAL characters. Reverse of
|
|
4473 * vim_strsave_escape_csi(). Works in-place.
|
|
4474 */
|
|
4475 void
|
|
4476 vim_unescape_csi(p)
|
|
4477 char_u *p;
|
|
4478 {
|
|
4479 char_u *s = p, *d = p;
|
|
4480
|
|
4481 while (*s != NUL)
|
|
4482 {
|
|
4483 if (s[0] == K_SPECIAL && s[1] == KS_SPECIAL && s[2] == KE_FILLER)
|
|
4484 {
|
|
4485 *d++ = K_SPECIAL;
|
|
4486 s += 3;
|
|
4487 }
|
|
4488 else if ((s[0] == K_SPECIAL || s[0] == CSI)
|
|
4489 && s[1] == KS_EXTRA && s[2] == (int)KE_CSI)
|
|
4490 {
|
|
4491 *d++ = CSI;
|
|
4492 s += 3;
|
|
4493 }
|
|
4494 else
|
|
4495 *d++ = *s++;
|
|
4496 }
|
|
4497 *d = NUL;
|
|
4498 }
|
|
4499
|
|
4500 /*
|
7
|
4501 * Write map commands for the current mappings to an .exrc file.
|
|
4502 * Return FAIL on error, OK otherwise.
|
|
4503 */
|
|
4504 int
|
|
4505 makemap(fd, buf)
|
|
4506 FILE *fd;
|
|
4507 buf_T *buf; /* buffer for local mappings or NULL */
|
|
4508 {
|
|
4509 mapblock_T *mp;
|
|
4510 char_u c1, c2;
|
|
4511 char_u *p;
|
|
4512 char *cmd;
|
|
4513 int abbr;
|
|
4514 int hash;
|
|
4515 int did_cpo = FALSE;
|
|
4516 int i;
|
|
4517
|
|
4518 validate_maphash();
|
|
4519
|
|
4520 /*
|
|
4521 * Do the loop twice: Once for mappings, once for abbreviations.
|
|
4522 * Then loop over all map hash lists.
|
|
4523 */
|
|
4524 for (abbr = 0; abbr < 2; ++abbr)
|
|
4525 for (hash = 0; hash < 256; ++hash)
|
|
4526 {
|
|
4527 if (abbr)
|
|
4528 {
|
779
|
4529 if (hash > 0) /* there is only one abbr list */
|
7
|
4530 break;
|
|
4531 #ifdef FEAT_LOCALMAP
|
|
4532 if (buf != NULL)
|
|
4533 mp = buf->b_first_abbr;
|
|
4534 else
|
|
4535 #endif
|
|
4536 mp = first_abbr;
|
|
4537 }
|
|
4538 else
|
|
4539 {
|
|
4540 #ifdef FEAT_LOCALMAP
|
|
4541 if (buf != NULL)
|
|
4542 mp = buf->b_maphash[hash];
|
|
4543 else
|
|
4544 #endif
|
|
4545 mp = maphash[hash];
|
|
4546 }
|
|
4547
|
|
4548 for ( ; mp; mp = mp->m_next)
|
|
4549 {
|
|
4550 /* skip script-local mappings */
|
|
4551 if (mp->m_noremap == REMAP_SCRIPT)
|
|
4552 continue;
|
|
4553
|
|
4554 /* skip mappings that contain a <SNR> (script-local thing),
|
|
4555 * they probably don't work when loaded again */
|
|
4556 for (p = mp->m_str; *p != NUL; ++p)
|
|
4557 if (p[0] == K_SPECIAL && p[1] == KS_EXTRA
|
|
4558 && p[2] == (int)KE_SNR)
|
|
4559 break;
|
|
4560 if (*p != NUL)
|
|
4561 continue;
|
|
4562
|
|
4563 c1 = NUL;
|
|
4564 c2 = NUL;
|
|
4565 if (abbr)
|
|
4566 cmd = "abbr";
|
|
4567 else
|
|
4568 cmd = "map";
|
|
4569 switch (mp->m_mode)
|
|
4570 {
|
788
|
4571 case NORMAL + VISUAL + SELECTMODE + OP_PENDING:
|
7
|
4572 break;
|
|
4573 case NORMAL:
|
|
4574 c1 = 'n';
|
|
4575 break;
|
788
|
4576 case VISUAL + SELECTMODE:
|
|
4577 c1 = 'v';
|
|
4578 break;
|
7
|
4579 case VISUAL:
|
788
|
4580 c1 = 'x';
|
|
4581 break;
|
|
4582 case SELECTMODE:
|
|
4583 c1 = 's';
|
7
|
4584 break;
|
|
4585 case OP_PENDING:
|
|
4586 c1 = 'o';
|
|
4587 break;
|
788
|
4588 case NORMAL + VISUAL + SELECTMODE:
|
7
|
4589 c1 = 'n';
|
|
4590 c2 = 'v';
|
|
4591 break;
|
788
|
4592 case VISUAL + SELECTMODE + OP_PENDING:
|
7
|
4593 c1 = 'v';
|
|
4594 c2 = 'o';
|
|
4595 break;
|
|
4596 case NORMAL + OP_PENDING:
|
|
4597 c1 = 'n';
|
|
4598 c2 = 'o';
|
|
4599 break;
|
|
4600 case CMDLINE + INSERT:
|
|
4601 if (!abbr)
|
|
4602 cmd = "map!";
|
|
4603 break;
|
|
4604 case CMDLINE:
|
|
4605 c1 = 'c';
|
|
4606 break;
|
|
4607 case INSERT:
|
|
4608 c1 = 'i';
|
|
4609 break;
|
|
4610 case LANGMAP:
|
|
4611 c1 = 'l';
|
|
4612 break;
|
|
4613 default:
|
|
4614 EMSG(_("E228: makemap: Illegal mode"));
|
|
4615 return FAIL;
|
|
4616 }
|
|
4617 do /* may do this twice if c2 is set */
|
|
4618 {
|
|
4619 /* When outputting <> form, need to make sure that 'cpo'
|
|
4620 * is set to the Vim default. */
|
|
4621 if (!did_cpo)
|
|
4622 {
|
|
4623 if (*mp->m_str == NUL) /* will use <Nop> */
|
|
4624 did_cpo = TRUE;
|
|
4625 else
|
|
4626 for (i = 0; i < 2; ++i)
|
|
4627 for (p = (i ? mp->m_str : mp->m_keys); *p; ++p)
|
|
4628 if (*p == K_SPECIAL || *p == NL)
|
|
4629 did_cpo = TRUE;
|
|
4630 if (did_cpo)
|
|
4631 {
|
|
4632 if (fprintf(fd, "let s:cpo_save=&cpo") < 0
|
|
4633 || put_eol(fd) < 0
|
|
4634 || fprintf(fd, "set cpo&vim") < 0
|
|
4635 || put_eol(fd) < 0)
|
|
4636 return FAIL;
|
|
4637 }
|
|
4638 }
|
|
4639 if (c1 && putc(c1, fd) < 0)
|
|
4640 return FAIL;
|
|
4641 if (mp->m_noremap != REMAP_YES && fprintf(fd, "nore") < 0)
|
|
4642 return FAIL;
|
|
4643 if (fprintf(fd, cmd) < 0)
|
|
4644 return FAIL;
|
|
4645 if (buf != NULL && fputs(" <buffer>", fd) < 0)
|
|
4646 return FAIL;
|
|
4647 if (mp->m_silent && fputs(" <silent>", fd) < 0)
|
|
4648 return FAIL;
|
721
|
4649 #ifdef FEAT_EVAL
|
|
4650 if (mp->m_noremap == REMAP_SCRIPT
|
|
4651 && fputs("<script>", fd) < 0)
|
|
4652 return FAIL;
|
|
4653 if (mp->m_expr && fputs(" <expr>", fd) < 0)
|
|
4654 return FAIL;
|
|
4655 #endif
|
7
|
4656
|
|
4657 if ( putc(' ', fd) < 0
|
|
4658 || put_escstr(fd, mp->m_keys, 0) == FAIL
|
|
4659 || putc(' ', fd) < 0
|
|
4660 || put_escstr(fd, mp->m_str, 1) == FAIL
|
|
4661 || put_eol(fd) < 0)
|
|
4662 return FAIL;
|
|
4663 c1 = c2;
|
|
4664 c2 = NUL;
|
|
4665 }
|
|
4666 while (c1);
|
|
4667 }
|
|
4668 }
|
|
4669
|
|
4670 if (did_cpo)
|
|
4671 if (fprintf(fd, "let &cpo=s:cpo_save") < 0
|
|
4672 || put_eol(fd) < 0
|
|
4673 || fprintf(fd, "unlet s:cpo_save") < 0
|
|
4674 || put_eol(fd) < 0)
|
|
4675 return FAIL;
|
|
4676 return OK;
|
|
4677 }
|
|
4678
|
|
4679 /*
|
|
4680 * write escape string to file
|
|
4681 * "what": 0 for :map lhs, 1 for :map rhs, 2 for :set
|
|
4682 *
|
|
4683 * return FAIL for failure, OK otherwise
|
|
4684 */
|
|
4685 int
|
|
4686 put_escstr(fd, strstart, what)
|
|
4687 FILE *fd;
|
|
4688 char_u *strstart;
|
|
4689 int what;
|
|
4690 {
|
|
4691 char_u *str = strstart;
|
|
4692 int c;
|
|
4693 int modifiers;
|
|
4694
|
|
4695 /* :map xx <Nop> */
|
|
4696 if (*str == NUL && what == 1)
|
|
4697 {
|
|
4698 if (fprintf(fd, "<Nop>") < 0)
|
|
4699 return FAIL;
|
|
4700 return OK;
|
|
4701 }
|
|
4702
|
|
4703 for ( ; *str != NUL; ++str)
|
|
4704 {
|
|
4705 #ifdef FEAT_MBYTE
|
|
4706 char_u *p;
|
|
4707
|
|
4708 /* Check for a multi-byte character, which may contain escaped
|
|
4709 * K_SPECIAL and CSI bytes */
|
|
4710 p = mb_unescape(&str);
|
|
4711 if (p != NULL)
|
|
4712 {
|
|
4713 while (*p != NUL)
|
300
|
4714 if (fputc(*p++, fd) < 0)
|
7
|
4715 return FAIL;
|
|
4716 --str;
|
|
4717 continue;
|
|
4718 }
|
|
4719 #endif
|
|
4720
|
|
4721 c = *str;
|
|
4722 /*
|
|
4723 * Special key codes have to be translated to be able to make sense
|
|
4724 * when they are read back.
|
|
4725 */
|
|
4726 if (c == K_SPECIAL && what != 2)
|
|
4727 {
|
|
4728 modifiers = 0x0;
|
|
4729 if (str[1] == KS_MODIFIER)
|
|
4730 {
|
|
4731 modifiers = str[2];
|
|
4732 str += 3;
|
|
4733 c = *str;
|
|
4734 }
|
|
4735 if (c == K_SPECIAL)
|
|
4736 {
|
|
4737 c = TO_SPECIAL(str[1], str[2]);
|
|
4738 str += 2;
|
|
4739 }
|
|
4740 if (IS_SPECIAL(c) || modifiers) /* special key */
|
|
4741 {
|
|
4742 if (fprintf(fd, (char *)get_special_key_name(c, modifiers)) < 0)
|
|
4743 return FAIL;
|
|
4744 continue;
|
|
4745 }
|
|
4746 }
|
|
4747
|
|
4748 /*
|
|
4749 * A '\n' in a map command should be written as <NL>.
|
|
4750 * A '\n' in a set command should be written as \^V^J.
|
|
4751 */
|
|
4752 if (c == NL)
|
|
4753 {
|
|
4754 if (what == 2)
|
|
4755 {
|
|
4756 if (fprintf(fd, IF_EB("\\\026\n", "\\" CTRL_V_STR "\n")) < 0)
|
|
4757 return FAIL;
|
|
4758 }
|
|
4759 else
|
|
4760 {
|
|
4761 if (fprintf(fd, "<NL>") < 0)
|
|
4762 return FAIL;
|
|
4763 }
|
|
4764 continue;
|
|
4765 }
|
|
4766
|
|
4767 /*
|
|
4768 * Some characters have to be escaped with CTRL-V to
|
|
4769 * prevent them from misinterpreted in DoOneCmd().
|
|
4770 * A space, Tab and '"' has to be escaped with a backslash to
|
|
4771 * prevent it to be misinterpreted in do_set().
|
|
4772 * A space has to be escaped with a CTRL-V when it's at the start of a
|
|
4773 * ":map" rhs.
|
|
4774 * A '<' has to be escaped with a CTRL-V to prevent it being
|
|
4775 * interpreted as the start of a special key name.
|
|
4776 * A space in the lhs of a :map needs a CTRL-V.
|
|
4777 */
|
|
4778 if (what == 2 && (vim_iswhite(c) || c == '"' || c == '\\'))
|
|
4779 {
|
|
4780 if (putc('\\', fd) < 0)
|
|
4781 return FAIL;
|
|
4782 }
|
|
4783 else if (c < ' ' || c > '~' || c == '|'
|
|
4784 || (what == 0 && c == ' ')
|
|
4785 || (what == 1 && str == strstart && c == ' ')
|
|
4786 || (what != 2 && c == '<'))
|
|
4787 {
|
|
4788 if (putc(Ctrl_V, fd) < 0)
|
|
4789 return FAIL;
|
|
4790 }
|
|
4791 if (putc(c, fd) < 0)
|
|
4792 return FAIL;
|
|
4793 }
|
|
4794 return OK;
|
|
4795 }
|
|
4796
|
|
4797 /*
|
|
4798 * Check all mappings for the presence of special key codes.
|
|
4799 * Used after ":set term=xxx".
|
|
4800 */
|
|
4801 void
|
|
4802 check_map_keycodes()
|
|
4803 {
|
|
4804 mapblock_T *mp;
|
|
4805 char_u *p;
|
|
4806 int i;
|
|
4807 char_u buf[3];
|
|
4808 char_u *save_name;
|
|
4809 int abbr;
|
|
4810 int hash;
|
|
4811 #ifdef FEAT_LOCALMAP
|
|
4812 buf_T *bp;
|
|
4813 #endif
|
|
4814
|
|
4815 validate_maphash();
|
|
4816 save_name = sourcing_name;
|
|
4817 sourcing_name = (char_u *)"mappings"; /* avoids giving error messages */
|
|
4818
|
|
4819 #ifdef FEAT_LOCALMAP
|
|
4820 /* This this once for each buffer, and then once for global
|
|
4821 * mappings/abbreviations with bp == NULL */
|
|
4822 for (bp = firstbuf; ; bp = bp->b_next)
|
|
4823 {
|
|
4824 #endif
|
|
4825 /*
|
|
4826 * Do the loop twice: Once for mappings, once for abbreviations.
|
|
4827 * Then loop over all map hash lists.
|
|
4828 */
|
|
4829 for (abbr = 0; abbr <= 1; ++abbr)
|
|
4830 for (hash = 0; hash < 256; ++hash)
|
|
4831 {
|
|
4832 if (abbr)
|
|
4833 {
|
|
4834 if (hash) /* there is only one abbr list */
|
|
4835 break;
|
|
4836 #ifdef FEAT_LOCALMAP
|
|
4837 if (bp != NULL)
|
|
4838 mp = bp->b_first_abbr;
|
|
4839 else
|
|
4840 #endif
|
|
4841 mp = first_abbr;
|
|
4842 }
|
|
4843 else
|
|
4844 {
|
|
4845 #ifdef FEAT_LOCALMAP
|
|
4846 if (bp != NULL)
|
|
4847 mp = bp->b_maphash[hash];
|
|
4848 else
|
|
4849 #endif
|
|
4850 mp = maphash[hash];
|
|
4851 }
|
|
4852 for ( ; mp != NULL; mp = mp->m_next)
|
|
4853 {
|
|
4854 for (i = 0; i <= 1; ++i) /* do this twice */
|
|
4855 {
|
|
4856 if (i == 0)
|
|
4857 p = mp->m_keys; /* once for the "from" part */
|
|
4858 else
|
|
4859 p = mp->m_str; /* and once for the "to" part */
|
|
4860 while (*p)
|
|
4861 {
|
|
4862 if (*p == K_SPECIAL)
|
|
4863 {
|
|
4864 ++p;
|
|
4865 if (*p < 128) /* for "normal" tcap entries */
|
|
4866 {
|
|
4867 buf[0] = p[0];
|
|
4868 buf[1] = p[1];
|
|
4869 buf[2] = NUL;
|
|
4870 (void)add_termcap_entry(buf, FALSE);
|
|
4871 }
|
|
4872 ++p;
|
|
4873 }
|
|
4874 ++p;
|
|
4875 }
|
|
4876 }
|
|
4877 }
|
|
4878 }
|
|
4879 #ifdef FEAT_LOCALMAP
|
|
4880 if (bp == NULL)
|
|
4881 break;
|
|
4882 }
|
|
4883 #endif
|
|
4884 sourcing_name = save_name;
|
|
4885 }
|
|
4886
|
|
4887 #ifdef FEAT_EVAL
|
|
4888 /*
|
|
4889 * Check the string "keys" against the lhs of all mappings
|
|
4890 * Return pointer to rhs of mapping (mapblock->m_str)
|
|
4891 * NULL otherwise
|
|
4892 */
|
|
4893 char_u *
|
779
|
4894 check_map(keys, mode, exact, ign_mod, abbr)
|
7
|
4895 char_u *keys;
|
|
4896 int mode;
|
|
4897 int exact; /* require exact match */
|
275
|
4898 int ign_mod; /* ignore preceding modifier */
|
779
|
4899 int abbr; /* do abbreviations */
|
7
|
4900 {
|
|
4901 int hash;
|
|
4902 int len, minlen;
|
|
4903 mapblock_T *mp;
|
275
|
4904 char_u *s;
|
7
|
4905 #ifdef FEAT_LOCALMAP
|
|
4906 int local;
|
|
4907 #endif
|
|
4908
|
|
4909 validate_maphash();
|
|
4910
|
|
4911 len = (int)STRLEN(keys);
|
|
4912 #ifdef FEAT_LOCALMAP
|
|
4913 for (local = 1; local >= 0; --local)
|
|
4914 #endif
|
|
4915 /* loop over all hash lists */
|
|
4916 for (hash = 0; hash < 256; ++hash)
|
|
4917 {
|
779
|
4918 if (abbr)
|
|
4919 {
|
|
4920 if (hash > 0) /* there is only one list. */
|
|
4921 break;
|
7
|
4922 #ifdef FEAT_LOCALMAP
|
779
|
4923 if (local)
|
|
4924 mp = curbuf->b_first_abbr;
|
|
4925 else
|
|
4926 #endif
|
|
4927 mp = first_abbr;
|
|
4928 }
|
|
4929 #ifdef FEAT_LOCALMAP
|
|
4930 else if (local)
|
7
|
4931 mp = curbuf->b_maphash[hash];
|
779
|
4932 #endif
|
7
|
4933 else
|
|
4934 mp = maphash[hash];
|
|
4935 for ( ; mp != NULL; mp = mp->m_next)
|
|
4936 {
|
|
4937 /* skip entries with wrong mode, wrong length and not matching
|
|
4938 * ones */
|
275
|
4939 if ((mp->m_mode & mode) && (!exact || mp->m_keylen == len))
|
|
4940 {
|
|
4941 if (len > mp->m_keylen)
|
|
4942 minlen = mp->m_keylen;
|
|
4943 else
|
|
4944 minlen = len;
|
|
4945 s = mp->m_keys;
|
|
4946 if (ign_mod && s[0] == K_SPECIAL && s[1] == KS_MODIFIER
|
|
4947 && s[2] != NUL)
|
|
4948 {
|
|
4949 s += 3;
|
|
4950 if (len > mp->m_keylen - 3)
|
|
4951 minlen = mp->m_keylen - 3;
|
|
4952 }
|
|
4953 if (STRNCMP(s, keys, minlen) == 0)
|
|
4954 return mp->m_str;
|
|
4955 }
|
7
|
4956 }
|
|
4957 }
|
|
4958
|
|
4959 return NULL;
|
|
4960 }
|
|
4961 #endif
|
|
4962
|
180
|
4963 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(MACOS)
|
788
|
4964
|
|
4965 #define VIS_SEL (VISUAL+SELECTMODE) /* abbreviation */
|
|
4966
|
7
|
4967 /*
|
|
4968 * Default mappings for some often used keys.
|
|
4969 */
|
|
4970 static struct initmap
|
|
4971 {
|
|
4972 char_u *arg;
|
|
4973 int mode;
|
|
4974 } initmappings[] =
|
|
4975 {
|
|
4976 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
4977 /* Use the Windows (CUA) keybindings. */
|
|
4978 # ifdef FEAT_GUI
|
819
|
4979 # if 0 /* These are now used to move tab pages */
|
788
|
4980 {(char_u *)"<C-PageUp> H", NORMAL+VIS_SEL},
|
7
|
4981 {(char_u *)"<C-PageUp> <C-O>H",INSERT},
|
788
|
4982 {(char_u *)"<C-PageDown> L$", NORMAL+VIS_SEL},
|
7
|
4983 {(char_u *)"<C-PageDown> <C-O>L<C-O>$", INSERT},
|
819
|
4984 # endif
|
7
|
4985
|
|
4986 /* paste, copy and cut */
|
|
4987 {(char_u *)"<S-Insert> \"*P", NORMAL},
|
788
|
4988 {(char_u *)"<S-Insert> \"-d\"*P", VIS_SEL},
|
7
|
4989 {(char_u *)"<S-Insert> <C-R><C-O>*", INSERT+CMDLINE},
|
788
|
4990 {(char_u *)"<C-Insert> \"*y", VIS_SEL},
|
|
4991 {(char_u *)"<S-Del> \"*d", VIS_SEL},
|
|
4992 {(char_u *)"<C-Del> \"*d", VIS_SEL},
|
|
4993 {(char_u *)"<C-X> \"*d", VIS_SEL},
|
7
|
4994 /* Missing: CTRL-C (cancel) and CTRL-V (block selection) */
|
|
4995 # else
|
819
|
4996 # if 0 /* These are now used to move tab pages */
|
788
|
4997 {(char_u *)"\316\204 H", NORMAL+VIS_SEL}, /* CTRL-PageUp is "H" */
|
7
|
4998 {(char_u *)"\316\204 \017H",INSERT}, /* CTRL-PageUp is "^OH"*/
|
788
|
4999 {(char_u *)"\316v L$", NORMAL+VIS_SEL}, /* CTRL-PageDown is "L$" */
|
7
|
5000 {(char_u *)"\316v \017L\017$", INSERT}, /* CTRL-PageDown ="^OL^O$"*/
|
819
|
5001 # endif
|
788
|
5002 {(char_u *)"\316w <C-Home>", NORMAL+VIS_SEL},
|
7
|
5003 {(char_u *)"\316w <C-Home>", INSERT+CMDLINE},
|
788
|
5004 {(char_u *)"\316u <C-End>", NORMAL+VIS_SEL},
|
7
|
5005 {(char_u *)"\316u <C-End>", INSERT+CMDLINE},
|
|
5006
|
|
5007 /* paste, copy and cut */
|
|
5008 # ifdef FEAT_CLIPBOARD
|
|
5009 # ifdef DJGPP
|
|
5010 {(char_u *)"\316\122 \"*P", NORMAL}, /* SHIFT-Insert is "*P */
|
788
|
5011 {(char_u *)"\316\122 \"-d\"*P", VIS_SEL}, /* SHIFT-Insert is "-d"*P */
|
7
|
5012 {(char_u *)"\316\122 \022\017*", INSERT}, /* SHIFT-Insert is ^R^O* */
|
788
|
5013 {(char_u *)"\316\222 \"*y", VIS_SEL}, /* CTRL-Insert is "*y */
|
7
|
5014 # if 0 /* Shift-Del produces the same code as Del */
|
788
|
5015 {(char_u *)"\316\123 \"*d", VIS_SEL}, /* SHIFT-Del is "*d */
|
7
|
5016 # endif
|
788
|
5017 {(char_u *)"\316\223 \"*d", VIS_SEL}, /* CTRL-Del is "*d */
|
|
5018 {(char_u *)"\030 \"-d", VIS_SEL}, /* CTRL-X is "-d */
|
7
|
5019 # else
|
|
5020 {(char_u *)"\316\324 \"*P", NORMAL}, /* SHIFT-Insert is "*P */
|
788
|
5021 {(char_u *)"\316\324 \"-d\"*P", VIS_SEL}, /* SHIFT-Insert is "-d"*P */
|
7
|
5022 {(char_u *)"\316\324 \022\017*", INSERT}, /* SHIFT-Insert is ^R^O* */
|
788
|
5023 {(char_u *)"\316\325 \"*y", VIS_SEL}, /* CTRL-Insert is "*y */
|
|
5024 {(char_u *)"\316\327 \"*d", VIS_SEL}, /* SHIFT-Del is "*d */
|
|
5025 {(char_u *)"\316\330 \"*d", VIS_SEL}, /* CTRL-Del is "*d */
|
|
5026 {(char_u *)"\030 \"-d", VIS_SEL}, /* CTRL-X is "-d */
|
7
|
5027 # endif
|
|
5028 # else
|
|
5029 {(char_u *)"\316\324 P", NORMAL}, /* SHIFT-Insert is P */
|
788
|
5030 {(char_u *)"\316\324 \"-dP", VIS_SEL}, /* SHIFT-Insert is "-dP */
|
7
|
5031 {(char_u *)"\316\324 \022\017\"", INSERT}, /* SHIFT-Insert is ^R^O" */
|
788
|
5032 {(char_u *)"\316\325 y", VIS_SEL}, /* CTRL-Insert is y */
|
|
5033 {(char_u *)"\316\327 d", VIS_SEL}, /* SHIFT-Del is d */
|
|
5034 {(char_u *)"\316\330 d", VIS_SEL}, /* CTRL-Del is d */
|
7
|
5035 # endif
|
|
5036 # endif
|
|
5037 #endif
|
|
5038
|
|
5039 #if defined(MACOS)
|
|
5040 /* Use the Standard MacOS binding. */
|
|
5041 /* paste, copy and cut */
|
|
5042 {(char_u *)"<D-v> \"*P", NORMAL},
|
788
|
5043 {(char_u *)"<D-v> \"-d\"*P", VIS_SEL},
|
7
|
5044 {(char_u *)"<D-v> <C-R>*", INSERT+CMDLINE},
|
788
|
5045 {(char_u *)"<D-c> \"*y", VIS_SEL},
|
|
5046 {(char_u *)"<D-x> \"*d", VIS_SEL},
|
|
5047 {(char_u *)"<Backspace> \"-d", VIS_SEL},
|
7
|
5048 #endif
|
|
5049 };
|
788
|
5050
|
|
5051 # undef VIS_SEL
|
180
|
5052 #endif
|
7
|
5053
|
|
5054 /*
|
|
5055 * Set up default mappings.
|
|
5056 */
|
|
5057 void
|
|
5058 init_mappings()
|
|
5059 {
|
180
|
5060 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(MACOS)
|
7
|
5061 int i;
|
|
5062
|
|
5063 for (i = 0; i < sizeof(initmappings) / sizeof(struct initmap); ++i)
|
|
5064 add_map(initmappings[i].arg, initmappings[i].mode);
|
180
|
5065 #endif
|
7
|
5066 }
|
|
5067
|
184
|
5068 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) \
|
|
5069 || defined(FEAT_CMDWIN) || defined(MACOS) || defined(PROTO)
|
7
|
5070 /*
|
|
5071 * Add a mapping "map" for mode "mode".
|
|
5072 * Need to put string in allocated memory, because do_map() will modify it.
|
|
5073 */
|
|
5074 void
|
|
5075 add_map(map, mode)
|
|
5076 char_u *map;
|
|
5077 int mode;
|
|
5078 {
|
|
5079 char_u *s;
|
|
5080 char_u *cpo_save = p_cpo;
|
|
5081
|
|
5082 p_cpo = (char_u *)""; /* Allow <> notation */
|
|
5083 s = vim_strsave(map);
|
|
5084 if (s != NULL)
|
|
5085 {
|
|
5086 (void)do_map(0, s, mode, FALSE);
|
|
5087 vim_free(s);
|
|
5088 }
|
|
5089 p_cpo = cpo_save;
|
|
5090 }
|
184
|
5091 #endif
|