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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66 #define MAP_HASH(mode, c1) (((mode) & (NORMAL + VISUAL + OP_PENDING)) ? (c1) : ((c1) ^ 0x80))
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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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79 static int KeyNoremap = FALSE; /* remapping disabled */
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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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131
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132 /*
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133 * Free and clear a buffer.
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134 */
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135 void
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136 free_buff(buf)
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137 struct buffheader *buf;
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138 {
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139 struct buffblock *p, *np;
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140
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141 for (p = buf->bh_first.b_next; p != NULL; p = np)
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142 {
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143 np = p->b_next;
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144 vim_free(p);
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145 }
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146 buf->bh_first.b_next = NULL;
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147 }
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148
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149 /*
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150 * Return the contents of a buffer as a single string.
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151 * K_SPECIAL and CSI in the returned string are escaped.
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152 */
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153 static char_u *
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154 get_buffcont(buffer, dozero)
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155 struct buffheader *buffer;
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156 int dozero; /* count == zero is not an error */
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157 {
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158 long_u count = 0;
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159 char_u *p = NULL;
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160 char_u *p2;
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161 char_u *str;
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162 struct buffblock *bp;
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163
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164 /* compute the total length of the string */
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165 for (bp = buffer->bh_first.b_next; bp != NULL; bp = bp->b_next)
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166 count += (long_u)STRLEN(bp->b_str);
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167
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168 if ((count || dozero) && (p = lalloc(count + 1, TRUE)) != NULL)
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169 {
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170 p2 = p;
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171 for (bp = buffer->bh_first.b_next; bp != NULL; bp = bp->b_next)
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172 for (str = bp->b_str; *str; )
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173 *p2++ = *str++;
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174 *p2 = NUL;
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175 }
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176 return (p);
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177 }
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178
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179 /*
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180 * Return the contents of the record buffer as a single string
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181 * and clear the record buffer.
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182 * K_SPECIAL and CSI in the returned string are escaped.
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183 */
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184 char_u *
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185 get_recorded()
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186 {
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187 char_u *p;
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188 size_t len;
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189
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190 p = get_buffcont(&recordbuff, TRUE);
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191 free_buff(&recordbuff);
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192
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193 /*
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194 * Remove the characters that were added the last time, these must be the
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195 * (possibly mapped) characters that stopped the recording.
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196 */
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197 len = STRLEN(p);
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198 if ((int)len >= last_recorded_len)
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199 {
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200 len -= last_recorded_len;
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201 p[len] = NUL;
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202 }
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203
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204 /*
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205 * When stopping recording from Insert mode with CTRL-O q, also remove the
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206 * CTRL-O.
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207 */
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208 if (len > 0 && restart_edit != 0 && p[len - 1] == Ctrl_O)
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209 p[len - 1] = NUL;
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210
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211 return (p);
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212 }
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213
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214 /*
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215 * Return the contents of the redo buffer as a single string.
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216 * K_SPECIAL and CSI in the returned string are escaped.
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217 */
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218 char_u *
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219 get_inserted()
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220 {
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221 return(get_buffcont(&redobuff, FALSE));
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222 }
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223
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224 /*
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225 * add string "s" after the current block of buffer "buf"
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226 * K_SPECIAL and CSI should have been escaped already.
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227 */
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228 static void
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229 add_buff(buf, s, slen)
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230 struct buffheader *buf;
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231 char_u *s;
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232 long slen; /* length of "s" or -1 */
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233 {
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234 struct buffblock *p;
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235 long_u len;
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236
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237 if (slen < 0)
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238 slen = (long)STRLEN(s);
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239 if (slen == 0) /* don't add empty strings */
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240 return;
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241
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242 if (buf->bh_first.b_next == NULL) /* first add to list */
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243 {
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244 buf->bh_space = 0;
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245 buf->bh_curr = &(buf->bh_first);
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246 }
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247 else if (buf->bh_curr == NULL) /* buffer has already been read */
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248 {
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249 EMSG(_("E222: Add to read buffer"));
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250 return;
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251 }
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252 else if (buf->bh_index != 0)
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253 STRCPY(buf->bh_first.b_next->b_str,
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254 buf->bh_first.b_next->b_str + buf->bh_index);
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255 buf->bh_index = 0;
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256
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257 if (buf->bh_space >= (int)slen)
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258 {
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259 len = (long_u)STRLEN(buf->bh_curr->b_str);
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260 STRNCPY(buf->bh_curr->b_str + len, s, slen);
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261 buf->bh_curr->b_str[len + slen] = NUL;
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262 buf->bh_space -= slen;
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263 }
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264 else
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265 {
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266 if (slen < MINIMAL_SIZE)
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267 len = MINIMAL_SIZE;
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268 else
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269 len = slen;
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270 p = (struct buffblock *)lalloc((long_u)(sizeof(struct buffblock) + len),
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271 TRUE);
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272 if (p == NULL)
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273 return; /* no space, just forget it */
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274 buf->bh_space = len - slen;
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275 STRNCPY(p->b_str, s, slen);
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276 p->b_str[slen] = NUL;
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277
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278 p->b_next = buf->bh_curr->b_next;
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279 buf->bh_curr->b_next = p;
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280 buf->bh_curr = p;
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281 }
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282 return;
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283 }
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284
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285 /*
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286 * Add number "n" to buffer "buf".
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287 */
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288 static void
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289 add_num_buff(buf, n)
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290 struct buffheader *buf;
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291 long n;
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292 {
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293 char_u number[32];
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294
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295 sprintf((char *)number, "%ld", n);
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296 add_buff(buf, number, -1L);
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297 }
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298
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299 /*
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300 * Add character 'c' to buffer "buf".
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301 * Translates special keys, NUL, CSI, K_SPECIAL and multibyte characters.
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302 */
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303 static void
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304 add_char_buff(buf, c)
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305 struct buffheader *buf;
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306 int c;
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307 {
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308 #ifdef FEAT_MBYTE
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309 char_u bytes[MB_MAXBYTES + 1];
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310 int len;
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311 int i;
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312 #endif
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313 char_u temp[4];
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314
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315 #ifdef FEAT_MBYTE
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316 if (IS_SPECIAL(c))
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317 len = 1;
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318 else
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319 len = (*mb_char2bytes)(c, bytes);
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320 for (i = 0; i < len; ++i)
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321 {
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322 if (!IS_SPECIAL(c))
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323 c = bytes[i];
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324 #endif
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325
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326 if (IS_SPECIAL(c) || c == K_SPECIAL || c == NUL)
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327 {
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328 /* translate special key code into three byte sequence */
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329 temp[0] = K_SPECIAL;
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330 temp[1] = K_SECOND(c);
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331 temp[2] = K_THIRD(c);
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332 temp[3] = NUL;
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333 }
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334 #ifdef FEAT_GUI
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335 else if (c == CSI)
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336 {
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337 /* Translate a CSI to a CSI - KS_EXTRA - KE_CSI sequence */
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338 temp[0] = CSI;
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339 temp[1] = KS_EXTRA;
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340 temp[2] = (int)KE_CSI;
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341 temp[3] = NUL;
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342 }
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343 #endif
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344 else
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345 {
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346 temp[0] = c;
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347 temp[1] = NUL;
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348 }
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349 add_buff(buf, temp, -1L);
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350 #ifdef FEAT_MBYTE
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351 }
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352 #endif
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353 }
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354
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355 /*
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356 * Get one byte from the stuff buffer.
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357 * If advance == TRUE go to the next char.
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358 * No translation is done K_SPECIAL and CSI are escaped.
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359 */
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360 static int
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361 read_stuff(advance)
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362 int advance;
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363 {
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364 char_u c;
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365 struct buffblock *curr;
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366
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367 if (stuffbuff.bh_first.b_next == NULL) /* buffer is empty */
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368 return NUL;
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369
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370 curr = stuffbuff.bh_first.b_next;
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371 c = curr->b_str[stuffbuff.bh_index];
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372
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373 if (advance)
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374 {
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375 if (curr->b_str[++stuffbuff.bh_index] == NUL)
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376 {
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377 stuffbuff.bh_first.b_next = curr->b_next;
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378 vim_free(curr);
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379 stuffbuff.bh_index = 0;
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380 }
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381 }
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382 return c;
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383 }
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384
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385 /*
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386 * Prepare the stuff buffer for reading (if it contains something).
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387 */
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388 static void
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389 start_stuff()
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390 {
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391 if (stuffbuff.bh_first.b_next != NULL)
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392 {
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393 stuffbuff.bh_curr = &(stuffbuff.bh_first);
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394 stuffbuff.bh_space = 0;
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395 }
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396 }
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397
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398 /*
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399 * Return TRUE if the stuff buffer is empty.
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400 */
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401 int
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402 stuff_empty()
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403 {
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404 return (stuffbuff.bh_first.b_next == NULL);
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405 }
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406
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407 /*
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408 * Set a typeahead character that won't be flushed.
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409 */
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410 void
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411 typeahead_noflush(c)
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412 int c;
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413 {
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414 typeahead_char = c;
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415 }
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416
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417 /*
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418 * Remove the contents of the stuff buffer and the mapped characters in the
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419 * typeahead buffer (used in case of an error). If 'typeahead' is true,
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420 * flush all typeahead characters (used when interrupted by a CTRL-C).
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421 */
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422 void
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423 flush_buffers(typeahead)
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424 int typeahead;
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425 {
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426 init_typebuf();
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427
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428 start_stuff();
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429 while (read_stuff(TRUE) != NUL)
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430 ;
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431
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432 if (typeahead) /* remove all typeahead */
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433 {
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434 /*
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435 * We have to get all characters, because we may delete the first part
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436 * of an escape sequence.
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437 * In an xterm we get one char at a time and we have to get them all.
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438 */
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439 while (inchar(typebuf.tb_buf, typebuf.tb_buflen - 1, 10L,
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440 typebuf.tb_change_cnt) != 0)
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441 ;
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442 typebuf.tb_off = MAXMAPLEN;
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443 typebuf.tb_len = 0;
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444 }
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445 else /* remove mapped characters only */
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446 {
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447 typebuf.tb_off += typebuf.tb_maplen;
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448 typebuf.tb_len -= typebuf.tb_maplen;
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449 }
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450 typebuf.tb_maplen = 0;
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451 typebuf.tb_silent = 0;
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452 cmd_silent = FALSE;
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453 typebuf.tb_no_abbr_cnt = 0;
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454 }
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455
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456 /*
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457 * The previous contents of the redo buffer is kept in old_redobuffer.
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458 * This is used for the CTRL-O <.> command in insert mode.
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459 */
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460 void
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461 ResetRedobuff()
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462 {
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463 if (!block_redo)
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464 {
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465 free_buff(&old_redobuff);
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466 old_redobuff = redobuff;
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467 redobuff.bh_first.b_next = NULL;
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468 }
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469 }
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470
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471 #if defined(FEAT_AUTOCMD) || defined(FEAT_EVAL) || defined(PROTO)
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472 /*
|
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473 * Save redobuff and old_redobuff to save_redobuff and save_old_redobuff.
|
|
474 * Used before executing autocommands and user functions.
|
|
475 */
|
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476 static int save_level = 0;
|
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477
|
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478 void
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479 saveRedobuff()
|
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480 {
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481 char_u *s;
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482
|
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483 if (save_level++ == 0)
|
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484 {
|
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485 save_redobuff = redobuff;
|
|
486 redobuff.bh_first.b_next = NULL;
|
|
487 save_old_redobuff = old_redobuff;
|
|
488 old_redobuff.bh_first.b_next = NULL;
|
|
489
|
|
490 /* Make a copy, so that ":normal ." in a function works. */
|
|
491 s = get_buffcont(&save_redobuff, FALSE);
|
|
492 if (s != NULL)
|
|
493 {
|
|
494 add_buff(&redobuff, s, -1L);
|
|
495 vim_free(s);
|
|
496 }
|
|
497 }
|
|
498 }
|
|
499
|
|
500 /*
|
|
501 * Restore redobuff and old_redobuff from save_redobuff and save_old_redobuff.
|
|
502 * Used after executing autocommands and user functions.
|
|
503 */
|
|
504 void
|
|
505 restoreRedobuff()
|
|
506 {
|
|
507 if (--save_level == 0)
|
|
508 {
|
|
509 free_buff(&redobuff);
|
|
510 redobuff = save_redobuff;
|
|
511 free_buff(&old_redobuff);
|
|
512 old_redobuff = save_old_redobuff;
|
|
513 }
|
|
514 }
|
|
515 #endif
|
|
516
|
|
517 /*
|
|
518 * Append "s" to the redo buffer.
|
|
519 * K_SPECIAL and CSI should already have been escaped.
|
|
520 */
|
|
521 void
|
|
522 AppendToRedobuff(s)
|
|
523 char_u *s;
|
|
524 {
|
|
525 if (!block_redo)
|
|
526 add_buff(&redobuff, s, -1L);
|
|
527 }
|
|
528
|
|
529 /*
|
|
530 * Append to Redo buffer literally, escaping special characters with CTRL-V.
|
|
531 * K_SPECIAL and CSI are escaped as well.
|
|
532 */
|
|
533 void
|
|
534 AppendToRedobuffLit(s)
|
|
535 char_u *s;
|
|
536 {
|
|
537 int c;
|
|
538 char_u *start;
|
|
539
|
|
540 if (block_redo)
|
|
541 return;
|
|
542
|
|
543 while (*s != NUL)
|
|
544 {
|
|
545 /* Put a string of normal characters in the redo buffer (that's
|
|
546 * faster). */
|
|
547 start = s;
|
|
548 while (*s >= ' '
|
|
549 #ifndef EBCDIC
|
|
550 && *s < DEL /* EBCDIC: all chars above space are normal */
|
|
551 #endif
|
|
552 )
|
|
553 ++s;
|
|
554
|
|
555 /* Don't put '0' or '^' as last character, just in case a CTRL-D is
|
|
556 * typed next. */
|
|
557 if (*s == NUL && (s[-1] == '0' || s[-1] == '^'))
|
|
558 --s;
|
|
559 if (s > start)
|
|
560 add_buff(&redobuff, start, (long)(s - start));
|
|
561
|
|
562 if (*s != NUL)
|
|
563 {
|
|
564 /* Handle a special or multibyte character. */
|
|
565 #ifdef FEAT_MBYTE
|
|
566 if (has_mbyte)
|
|
567 {
|
|
568 c = (*mb_ptr2char)(s);
|
|
569 if (enc_utf8)
|
|
570 /* Handle composing chars as well. */
|
|
571 s += utf_ptr2len_check(s);
|
|
572 else
|
|
573 s += (*mb_ptr2len_check)(s);
|
|
574 }
|
|
575 else
|
|
576 #endif
|
|
577 c = *s++;
|
|
578 if (c < ' ' || c == DEL || (*s == NUL && (c == '0' || c == '^')))
|
|
579 add_char_buff(&redobuff, Ctrl_V);
|
|
580
|
|
581 /* CTRL-V '0' must be inserted as CTRL-V 048 (EBCDIC: xf0) */
|
|
582 if (*s == NUL && c == '0')
|
|
583 #ifdef EBCDIC
|
|
584 add_buff(&redobuff, (char_u *)"xf0", 3L);
|
|
585 #else
|
|
586 add_buff(&redobuff, (char_u *)"048", 3L);
|
|
587 #endif
|
|
588 else
|
|
589 add_char_buff(&redobuff, c);
|
|
590 }
|
|
591 }
|
|
592 }
|
|
593
|
|
594 /*
|
|
595 * Append a character to the redo buffer.
|
|
596 * Translates special keys, NUL, CSI, K_SPECIAL and multibyte characters.
|
|
597 */
|
|
598 void
|
|
599 AppendCharToRedobuff(c)
|
|
600 int c;
|
|
601 {
|
|
602 if (!block_redo)
|
|
603 add_char_buff(&redobuff, c);
|
|
604 }
|
|
605
|
|
606 /*
|
|
607 * Append a number to the redo buffer.
|
|
608 */
|
|
609 void
|
|
610 AppendNumberToRedobuff(n)
|
|
611 long n;
|
|
612 {
|
|
613 if (!block_redo)
|
|
614 add_num_buff(&redobuff, n);
|
|
615 }
|
|
616
|
|
617 /*
|
|
618 * Append string "s" to the stuff buffer.
|
|
619 * CSI and K_SPECIAL must already have been escaped.
|
|
620 */
|
|
621 void
|
|
622 stuffReadbuff(s)
|
|
623 char_u *s;
|
|
624 {
|
|
625 add_buff(&stuffbuff, s, -1L);
|
|
626 }
|
|
627
|
|
628 void
|
|
629 stuffReadbuffLen(s, len)
|
|
630 char_u *s;
|
|
631 long len;
|
|
632 {
|
|
633 add_buff(&stuffbuff, s, len);
|
|
634 }
|
|
635
|
|
636 #if defined(FEAT_EVAL) || defined(PROTO)
|
|
637 /*
|
|
638 * Stuff "s" into the stuff buffer, leaving special key codes unmodified and
|
|
639 * escaping other K_SPECIAL and CSI bytes.
|
|
640 */
|
|
641 void
|
|
642 stuffReadbuffSpec(s)
|
|
643 char_u *s;
|
|
644 {
|
|
645 while (*s != NUL)
|
|
646 {
|
|
647 if (*s == K_SPECIAL && s[1] != NUL && s[2] != NUL)
|
|
648 {
|
|
649 /* Insert special key literally. */
|
|
650 stuffReadbuffLen(s, 3L);
|
|
651 s += 3;
|
|
652 }
|
|
653 else
|
|
654 #ifdef FEAT_MBYTE
|
|
655 stuffcharReadbuff(mb_ptr2char_adv(&s));
|
|
656 #else
|
|
657 stuffcharReadbuff(*s++);
|
|
658 #endif
|
|
659 }
|
|
660 }
|
|
661 #endif
|
|
662
|
|
663 /*
|
|
664 * Append a character to the stuff buffer.
|
|
665 * Translates special keys, NUL, CSI, K_SPECIAL and multibyte characters.
|
|
666 */
|
|
667 void
|
|
668 stuffcharReadbuff(c)
|
|
669 int c;
|
|
670 {
|
|
671 add_char_buff(&stuffbuff, c);
|
|
672 }
|
|
673
|
|
674 /*
|
|
675 * Append a number to the stuff buffer.
|
|
676 */
|
|
677 void
|
|
678 stuffnumReadbuff(n)
|
|
679 long n;
|
|
680 {
|
|
681 add_num_buff(&stuffbuff, n);
|
|
682 }
|
|
683
|
|
684 /*
|
|
685 * Read a character from the redo buffer. Translates K_SPECIAL, CSI and
|
|
686 * multibyte characters.
|
|
687 * The redo buffer is left as it is.
|
|
688 * if init is TRUE, prepare for redo, return FAIL if nothing to redo, OK
|
|
689 * otherwise
|
|
690 * if old is TRUE, use old_redobuff instead of redobuff
|
|
691 */
|
|
692 static int
|
|
693 read_redo(init, old_redo)
|
|
694 int init;
|
|
695 int old_redo;
|
|
696 {
|
|
697 static struct buffblock *bp;
|
|
698 static char_u *p;
|
|
699 int c;
|
|
700 #ifdef FEAT_MBYTE
|
|
701 int n;
|
|
702 char_u buf[MB_MAXBYTES];
|
|
703 int i;
|
|
704 #endif
|
|
705
|
|
706 if (init)
|
|
707 {
|
|
708 if (old_redo)
|
|
709 bp = old_redobuff.bh_first.b_next;
|
|
710 else
|
|
711 bp = redobuff.bh_first.b_next;
|
|
712 if (bp == NULL)
|
|
713 return FAIL;
|
|
714 p = bp->b_str;
|
|
715 return OK;
|
|
716 }
|
|
717 if ((c = *p) != NUL)
|
|
718 {
|
|
719 /* Reverse the conversion done by add_char_buff() */
|
|
720 #ifdef FEAT_MBYTE
|
|
721 /* For a multi-byte character get all the bytes and return the
|
|
722 * converted character. */
|
|
723 if (has_mbyte && (c != K_SPECIAL || p[1] == KS_SPECIAL))
|
|
724 n = MB_BYTE2LEN_CHECK(c);
|
|
725 else
|
|
726 n = 1;
|
|
727 for (i = 0; ; ++i)
|
|
728 #endif
|
|
729 {
|
|
730 if (c == K_SPECIAL) /* special key or escaped K_SPECIAL */
|
|
731 {
|
|
732 c = TO_SPECIAL(p[1], p[2]);
|
|
733 p += 2;
|
|
734 }
|
|
735 #ifdef FEAT_GUI
|
|
736 if (c == CSI) /* escaped CSI */
|
|
737 p += 2;
|
|
738 #endif
|
|
739 if (*++p == NUL && bp->b_next != NULL)
|
|
740 {
|
|
741 bp = bp->b_next;
|
|
742 p = bp->b_str;
|
|
743 }
|
|
744 #ifdef FEAT_MBYTE
|
|
745 buf[i] = c;
|
|
746 if (i == n - 1) /* last byte of a character */
|
|
747 {
|
|
748 if (n != 1)
|
|
749 c = (*mb_ptr2char)(buf);
|
|
750 break;
|
|
751 }
|
|
752 c = *p;
|
|
753 if (c == NUL) /* cannot happen? */
|
|
754 break;
|
|
755 #endif
|
|
756 }
|
|
757 }
|
|
758
|
|
759 return c;
|
|
760 }
|
|
761
|
|
762 /*
|
|
763 * Copy the rest of the redo buffer into the stuff buffer (in a slow way).
|
|
764 * If old_redo is TRUE, use old_redobuff instead of redobuff.
|
|
765 * The escaped K_SPECIAL and CSI are copied without translation.
|
|
766 */
|
|
767 static void
|
|
768 copy_redo(old_redo)
|
|
769 int old_redo;
|
|
770 {
|
|
771 int c;
|
|
772
|
|
773 while ((c = read_redo(FALSE, old_redo)) != NUL)
|
|
774 stuffcharReadbuff(c);
|
|
775 }
|
|
776
|
|
777 /*
|
|
778 * Stuff the redo buffer into the stuffbuff.
|
|
779 * Insert the redo count into the command.
|
|
780 * If "old_redo" is TRUE, the last but one command is repeated
|
|
781 * instead of the last command (inserting text). This is used for
|
|
782 * CTRL-O <.> in insert mode
|
|
783 *
|
|
784 * return FAIL for failure, OK otherwise
|
|
785 */
|
|
786 int
|
|
787 start_redo(count, old_redo)
|
|
788 long count;
|
|
789 int old_redo;
|
|
790 {
|
|
791 int c;
|
|
792
|
|
793 /* init the pointers; return if nothing to redo */
|
|
794 if (read_redo(TRUE, old_redo) == FAIL)
|
|
795 return FAIL;
|
|
796
|
|
797 c = read_redo(FALSE, old_redo);
|
|
798
|
|
799 /* copy the buffer name, if present */
|
|
800 if (c == '"')
|
|
801 {
|
|
802 add_buff(&stuffbuff, (char_u *)"\"", 1L);
|
|
803 c = read_redo(FALSE, old_redo);
|
|
804
|
|
805 /* if a numbered buffer is used, increment the number */
|
|
806 if (c >= '1' && c < '9')
|
|
807 ++c;
|
|
808 add_char_buff(&stuffbuff, c);
|
|
809 c = read_redo(FALSE, old_redo);
|
|
810 }
|
|
811
|
|
812 #ifdef FEAT_VISUAL
|
|
813 if (c == 'v') /* redo Visual */
|
|
814 {
|
|
815 VIsual = curwin->w_cursor;
|
|
816 VIsual_active = TRUE;
|
|
817 VIsual_select = FALSE;
|
|
818 VIsual_reselect = TRUE;
|
|
819 redo_VIsual_busy = TRUE;
|
|
820 c = read_redo(FALSE, old_redo);
|
|
821 }
|
|
822 #endif
|
|
823
|
|
824 /* try to enter the count (in place of a previous count) */
|
|
825 if (count)
|
|
826 {
|
|
827 while (VIM_ISDIGIT(c)) /* skip "old" count */
|
|
828 c = read_redo(FALSE, old_redo);
|
|
829 add_num_buff(&stuffbuff, count);
|
|
830 }
|
|
831
|
|
832 /* copy from the redo buffer into the stuff buffer */
|
|
833 add_char_buff(&stuffbuff, c);
|
|
834 copy_redo(old_redo);
|
|
835 return OK;
|
|
836 }
|
|
837
|
|
838 /*
|
|
839 * Repeat the last insert (R, o, O, a, A, i or I command) by stuffing
|
|
840 * the redo buffer into the stuffbuff.
|
|
841 * return FAIL for failure, OK otherwise
|
|
842 */
|
|
843 int
|
|
844 start_redo_ins()
|
|
845 {
|
|
846 int c;
|
|
847
|
|
848 if (read_redo(TRUE, FALSE) == FAIL)
|
|
849 return FAIL;
|
|
850 start_stuff();
|
|
851
|
|
852 /* skip the count and the command character */
|
|
853 while ((c = read_redo(FALSE, FALSE)) != NUL)
|
|
854 {
|
|
855 if (vim_strchr((char_u *)"AaIiRrOo", c) != NULL)
|
|
856 {
|
|
857 if (c == 'O' || c == 'o')
|
|
858 stuffReadbuff(NL_STR);
|
|
859 break;
|
|
860 }
|
|
861 }
|
|
862
|
|
863 /* copy the typed text from the redo buffer into the stuff buffer */
|
|
864 copy_redo(FALSE);
|
|
865 block_redo = TRUE;
|
|
866 return OK;
|
|
867 }
|
|
868
|
|
869 void
|
|
870 stop_redo_ins()
|
|
871 {
|
|
872 block_redo = FALSE;
|
|
873 }
|
|
874
|
|
875 /*
|
|
876 * Initialize typebuf.tb_buf to point to typebuf_init.
|
|
877 * alloc() cannot be used here: In out-of-memory situations it would
|
|
878 * be impossible to type anything.
|
|
879 */
|
|
880 static void
|
|
881 init_typebuf()
|
|
882 {
|
|
883 if (typebuf.tb_buf == NULL)
|
|
884 {
|
|
885 typebuf.tb_buf = typebuf_init;
|
|
886 typebuf.tb_noremap = noremapbuf_init;
|
|
887 typebuf.tb_buflen = TYPELEN_INIT;
|
|
888 typebuf.tb_len = 0;
|
|
889 typebuf.tb_off = 0;
|
|
890 typebuf.tb_change_cnt = 1;
|
|
891 }
|
|
892 }
|
|
893
|
|
894 /*
|
|
895 * insert a string in position 'offset' in the typeahead buffer (for "@r"
|
|
896 * and ":normal" command, vgetorpeek() and check_termcode())
|
|
897 *
|
|
898 * If noremap is REMAP_YES, new string can be mapped again.
|
|
899 * If noremap is REMAP_NONE, new string cannot be mapped again.
|
10
|
900 * If noremap is REMAP_SKIP, fist char of new string cannot be mapped again,
|
|
901 * but abbreviations are allowed.
|
7
|
902 * If noremap is REMAP_SCRIPT, new string cannot be mapped again, except for
|
|
903 * script-local mappings.
|
|
904 * If noremap is > 0, that many characters of the new string cannot be mapped.
|
|
905 *
|
|
906 * If nottyped is TRUE, the string does not return KeyTyped (don't use when
|
|
907 * offset is non-zero!).
|
|
908 *
|
|
909 * If silent is TRUE, cmd_silent is set when the characters are obtained.
|
|
910 *
|
|
911 * return FAIL for failure, OK otherwise
|
|
912 */
|
|
913 int
|
|
914 ins_typebuf(str, noremap, offset, nottyped, silent)
|
|
915 char_u *str;
|
|
916 int noremap;
|
|
917 int offset;
|
|
918 int nottyped;
|
|
919 int silent;
|
|
920 {
|
|
921 char_u *s1, *s2;
|
|
922 int newlen;
|
|
923 int addlen;
|
|
924 int i;
|
|
925 int newoff;
|
|
926 int val;
|
|
927 int nrm;
|
|
928
|
|
929 init_typebuf();
|
|
930 if (++typebuf.tb_change_cnt == 0)
|
|
931 typebuf.tb_change_cnt = 1;
|
|
932
|
|
933 addlen = (int)STRLEN(str);
|
|
934 /*
|
|
935 * Easy case: there is room in front of typebuf.tb_buf[typebuf.tb_off]
|
|
936 */
|
|
937 if (offset == 0 && addlen <= typebuf.tb_off)
|
|
938 {
|
|
939 typebuf.tb_off -= addlen;
|
|
940 mch_memmove(typebuf.tb_buf + typebuf.tb_off, str, (size_t)addlen);
|
|
941 }
|
|
942 /*
|
|
943 * Need to allocate new buffer.
|
|
944 * In typebuf.tb_buf there must always be room for 3 * MAXMAPLEN + 4
|
|
945 * characters. We add some extra room to avoid having to allocate too
|
|
946 * often.
|
|
947 */
|
|
948 else
|
|
949 {
|
|
950 newoff = MAXMAPLEN + 4;
|
|
951 newlen = typebuf.tb_len + addlen + newoff + 4 * (MAXMAPLEN + 4);
|
|
952 if (newlen < 0) /* string is getting too long */
|
|
953 {
|
|
954 EMSG(_(e_toocompl)); /* also calls flush_buffers */
|
|
955 setcursor();
|
|
956 return FAIL;
|
|
957 }
|
|
958 s1 = alloc(newlen);
|
|
959 if (s1 == NULL) /* out of memory */
|
|
960 return FAIL;
|
|
961 s2 = alloc(newlen);
|
|
962 if (s2 == NULL) /* out of memory */
|
|
963 {
|
|
964 vim_free(s1);
|
|
965 return FAIL;
|
|
966 }
|
|
967 typebuf.tb_buflen = newlen;
|
|
968
|
|
969 /* copy the old chars, before the insertion point */
|
|
970 mch_memmove(s1 + newoff, typebuf.tb_buf + typebuf.tb_off,
|
|
971 (size_t)offset);
|
|
972 /* copy the new chars */
|
|
973 mch_memmove(s1 + newoff + offset, str, (size_t)addlen);
|
|
974 /* copy the old chars, after the insertion point, including the NUL at
|
|
975 * the end */
|
|
976 mch_memmove(s1 + newoff + offset + addlen,
|
|
977 typebuf.tb_buf + typebuf.tb_off + offset,
|
|
978 (size_t)(typebuf.tb_len - offset + 1));
|
|
979 if (typebuf.tb_buf != typebuf_init)
|
|
980 vim_free(typebuf.tb_buf);
|
|
981 typebuf.tb_buf = s1;
|
|
982
|
|
983 mch_memmove(s2 + newoff, typebuf.tb_noremap + typebuf.tb_off,
|
|
984 (size_t)offset);
|
|
985 mch_memmove(s2 + newoff + offset + addlen,
|
|
986 typebuf.tb_noremap + typebuf.tb_off + offset,
|
|
987 (size_t)(typebuf.tb_len - offset));
|
|
988 if (typebuf.tb_noremap != noremapbuf_init)
|
|
989 vim_free(typebuf.tb_noremap);
|
|
990 typebuf.tb_noremap = s2;
|
|
991
|
|
992 typebuf.tb_off = newoff;
|
|
993 }
|
|
994 typebuf.tb_len += addlen;
|
|
995
|
|
996 /* If noremap == REMAP_SCRIPT: do remap script-local mappings. */
|
|
997 if (noremap == REMAP_SCRIPT)
|
|
998 val = RM_SCRIPT;
|
10
|
999 else if (noremap == REMAP_SKIP)
|
|
1000 val = RM_ABBR;
|
7
|
1001 else
|
|
1002 val = RM_NONE;
|
|
1003
|
|
1004 /*
|
|
1005 * Adjust typebuf.tb_noremap[] for the new characters:
|
|
1006 * If noremap == REMAP_NONE or REMAP_SCRIPT: new characters are
|
|
1007 * (sometimes) not remappable
|
|
1008 * If noremap == REMAP_YES: all the new characters are mappable
|
|
1009 * If noremap > 0: "noremap" characters are not remappable, the rest
|
|
1010 * mappable
|
|
1011 */
|
10
|
1012 if (noremap == REMAP_SKIP)
|
|
1013 nrm = 1;
|
|
1014 else if (noremap < 0)
|
7
|
1015 nrm = addlen;
|
|
1016 else
|
|
1017 nrm = noremap;
|
|
1018 for (i = 0; i < addlen; ++i)
|
|
1019 typebuf.tb_noremap[typebuf.tb_off + i + offset] =
|
|
1020 (--nrm >= 0) ? val : RM_YES;
|
|
1021
|
|
1022 /* tb_maplen and tb_silent only remember the length of mapped and/or
|
|
1023 * silent mappings at the start of the buffer, assuming that a mapped
|
|
1024 * sequence doesn't result in typed characters. */
|
|
1025 if (nottyped || typebuf.tb_maplen > offset)
|
|
1026 typebuf.tb_maplen += addlen;
|
|
1027 if (silent || typebuf.tb_silent > offset)
|
|
1028 {
|
|
1029 typebuf.tb_silent += addlen;
|
|
1030 cmd_silent = TRUE;
|
|
1031 }
|
|
1032 if (typebuf.tb_no_abbr_cnt && offset == 0) /* and not used for abbrev.s */
|
|
1033 typebuf.tb_no_abbr_cnt += addlen;
|
|
1034
|
|
1035 return OK;
|
|
1036 }
|
|
1037
|
|
1038 /*
|
|
1039 * Return TRUE if the typeahead buffer was changed (while waiting for a
|
|
1040 * character to arrive). Happens when a message was received from a client.
|
|
1041 * But check in a more generic way to avoid trouble: When "typebuf.tb_buf"
|
|
1042 * changed it was reallocated and the old pointer can no longer be used.
|
|
1043 * Or "typebuf.tb_off" may have been changed and we would overwrite characters
|
|
1044 * that was just added.
|
|
1045 */
|
|
1046 int
|
|
1047 typebuf_changed(tb_change_cnt)
|
|
1048 int tb_change_cnt; /* old value of typebuf.tb_change_cnt */
|
|
1049 {
|
|
1050 return (tb_change_cnt != 0 && (typebuf.tb_change_cnt != tb_change_cnt
|
|
1051 #ifdef FEAT_CLIENTSERVER
|
|
1052 || received_from_client
|
|
1053 #endif
|
|
1054 ));
|
|
1055 }
|
|
1056
|
|
1057 /*
|
|
1058 * Return TRUE if there are no characters in the typeahead buffer that have
|
|
1059 * not been typed (result from a mapping or come from ":normal").
|
|
1060 */
|
|
1061 int
|
|
1062 typebuf_typed()
|
|
1063 {
|
|
1064 return typebuf.tb_maplen == 0;
|
|
1065 }
|
|
1066
|
|
1067 /*
|
|
1068 * Return the number of characters that are mapped (or not typed).
|
|
1069 */
|
|
1070 int
|
|
1071 typebuf_maplen()
|
|
1072 {
|
|
1073 return typebuf.tb_maplen;
|
|
1074 }
|
|
1075
|
|
1076 /*
|
|
1077 * remove "len" characters from typebuf.tb_buf[typebuf.tb_off + offset]
|
|
1078 */
|
|
1079 void
|
|
1080 del_typebuf(len, offset)
|
|
1081 int len;
|
|
1082 int offset;
|
|
1083 {
|
|
1084 int i;
|
|
1085
|
|
1086 if (len == 0)
|
|
1087 return; /* nothing to do */
|
|
1088
|
|
1089 typebuf.tb_len -= len;
|
|
1090
|
|
1091 /*
|
|
1092 * Easy case: Just increase typebuf.tb_off.
|
|
1093 */
|
|
1094 if (offset == 0 && typebuf.tb_buflen - (typebuf.tb_off + len)
|
|
1095 >= 3 * MAXMAPLEN + 3)
|
|
1096 typebuf.tb_off += len;
|
|
1097 /*
|
|
1098 * Have to move the characters in typebuf.tb_buf[] and typebuf.tb_noremap[]
|
|
1099 */
|
|
1100 else
|
|
1101 {
|
|
1102 i = typebuf.tb_off + offset;
|
|
1103 /*
|
|
1104 * Leave some extra room at the end to avoid reallocation.
|
|
1105 */
|
|
1106 if (typebuf.tb_off > MAXMAPLEN)
|
|
1107 {
|
|
1108 mch_memmove(typebuf.tb_buf + MAXMAPLEN,
|
|
1109 typebuf.tb_buf + typebuf.tb_off, (size_t)offset);
|
|
1110 mch_memmove(typebuf.tb_noremap + MAXMAPLEN,
|
|
1111 typebuf.tb_noremap + typebuf.tb_off, (size_t)offset);
|
|
1112 typebuf.tb_off = MAXMAPLEN;
|
|
1113 }
|
|
1114 /* adjust typebuf.tb_buf (include the NUL at the end) */
|
|
1115 mch_memmove(typebuf.tb_buf + typebuf.tb_off + offset,
|
|
1116 typebuf.tb_buf + i + len,
|
|
1117 (size_t)(typebuf.tb_len - offset + 1));
|
|
1118 /* adjust typebuf.tb_noremap[] */
|
|
1119 mch_memmove(typebuf.tb_noremap + typebuf.tb_off + offset,
|
|
1120 typebuf.tb_noremap + i + len,
|
|
1121 (size_t)(typebuf.tb_len - offset));
|
|
1122 }
|
|
1123
|
|
1124 if (typebuf.tb_maplen > offset) /* adjust tb_maplen */
|
|
1125 {
|
|
1126 if (typebuf.tb_maplen < offset + len)
|
|
1127 typebuf.tb_maplen = offset;
|
|
1128 else
|
|
1129 typebuf.tb_maplen -= len;
|
|
1130 }
|
|
1131 if (typebuf.tb_silent > offset) /* adjust tb_silent */
|
|
1132 {
|
|
1133 if (typebuf.tb_silent < offset + len)
|
|
1134 typebuf.tb_silent = offset;
|
|
1135 else
|
|
1136 typebuf.tb_silent -= len;
|
|
1137 }
|
|
1138 if (typebuf.tb_no_abbr_cnt > offset) /* adjust tb_no_abbr_cnt */
|
|
1139 {
|
|
1140 if (typebuf.tb_no_abbr_cnt < offset + len)
|
|
1141 typebuf.tb_no_abbr_cnt = offset;
|
|
1142 else
|
|
1143 typebuf.tb_no_abbr_cnt -= len;
|
|
1144 }
|
|
1145
|
|
1146 #ifdef FEAT_CLIENTSERVER
|
|
1147 /* Reset the flag that text received from a client was inserted in the
|
|
1148 * typeahead buffer. */
|
|
1149 received_from_client = FALSE;
|
|
1150 #endif
|
|
1151 if (++typebuf.tb_change_cnt == 0)
|
|
1152 typebuf.tb_change_cnt = 1;
|
|
1153 }
|
|
1154
|
|
1155 /*
|
|
1156 * Write typed characters to script file.
|
|
1157 * If recording is on put the character in the recordbuffer.
|
|
1158 */
|
|
1159 static void
|
|
1160 gotchars(s, len)
|
|
1161 char_u *s;
|
|
1162 int len;
|
|
1163 {
|
|
1164 int c;
|
|
1165 char_u buf[2];
|
|
1166
|
|
1167 /* remember how many chars were last recorded */
|
|
1168 if (Recording)
|
|
1169 last_recorded_len += len;
|
|
1170
|
|
1171 buf[1] = NUL;
|
|
1172 while (len--)
|
|
1173 {
|
|
1174 /* Handle one byte at a time; no translation to be done. */
|
|
1175 c = *s++;
|
|
1176 updatescript(c);
|
|
1177
|
|
1178 if (Recording)
|
|
1179 {
|
|
1180 buf[0] = c;
|
|
1181 add_buff(&recordbuff, buf, 1L);
|
|
1182 }
|
|
1183 }
|
|
1184 may_sync_undo();
|
|
1185
|
|
1186 #ifdef FEAT_EVAL
|
|
1187 /* output "debug mode" message next time in debug mode */
|
|
1188 debug_did_msg = FALSE;
|
|
1189 #endif
|
|
1190
|
|
1191 /* Since characters have been typed, consider the following to be in
|
|
1192 * another mapping. Search string will be kept in history. */
|
|
1193 ++maptick;
|
|
1194 }
|
|
1195
|
|
1196 /*
|
|
1197 * Sync undo. Called when typed characters are obtained from the typeahead
|
|
1198 * buffer, or when a menu is used.
|
|
1199 * Do not sync:
|
|
1200 * - In Insert mode, unless cursor key has been used.
|
|
1201 * - While reading a script file.
|
|
1202 * - When no_u_sync is non-zero.
|
|
1203 */
|
|
1204 static void
|
|
1205 may_sync_undo()
|
|
1206 {
|
|
1207 if ((!(State & (INSERT + CMDLINE)) || arrow_used)
|
|
1208 && scriptin[curscript] == NULL && no_u_sync == 0)
|
|
1209 u_sync();
|
|
1210 }
|
|
1211
|
|
1212 /*
|
|
1213 * Make "typebuf" empty and allocate new buffers.
|
|
1214 * Returns FAIL when out of memory.
|
|
1215 */
|
|
1216 int
|
|
1217 alloc_typebuf()
|
|
1218 {
|
|
1219 typebuf.tb_buf = alloc(TYPELEN_INIT);
|
|
1220 typebuf.tb_noremap = alloc(TYPELEN_INIT);
|
|
1221 if (typebuf.tb_buf == NULL || typebuf.tb_noremap == NULL)
|
|
1222 {
|
|
1223 free_typebuf();
|
|
1224 return FAIL;
|
|
1225 }
|
|
1226 typebuf.tb_buflen = TYPELEN_INIT;
|
|
1227 typebuf.tb_off = 0;
|
|
1228 typebuf.tb_len = 0;
|
|
1229 typebuf.tb_maplen = 0;
|
|
1230 typebuf.tb_silent = 0;
|
|
1231 typebuf.tb_no_abbr_cnt = 0;
|
|
1232 if (++typebuf.tb_change_cnt == 0)
|
|
1233 typebuf.tb_change_cnt = 1;
|
|
1234 return OK;
|
|
1235 }
|
|
1236
|
|
1237 /*
|
|
1238 * Free the buffers of "typebuf".
|
|
1239 */
|
|
1240 void
|
|
1241 free_typebuf()
|
|
1242 {
|
|
1243 vim_free(typebuf.tb_buf);
|
|
1244 vim_free(typebuf.tb_noremap);
|
|
1245 }
|
|
1246
|
|
1247 /*
|
|
1248 * When doing ":so! file", the current typeahead needs to be saved, and
|
|
1249 * restored when "file" has been read completely.
|
|
1250 */
|
|
1251 static typebuf_T saved_typebuf[NSCRIPT];
|
|
1252
|
|
1253 int
|
|
1254 save_typebuf()
|
|
1255 {
|
|
1256 init_typebuf();
|
|
1257 saved_typebuf[curscript] = typebuf;
|
|
1258 /* If out of memory: restore typebuf and close file. */
|
|
1259 if (alloc_typebuf() == FAIL)
|
|
1260 {
|
|
1261 closescript();
|
|
1262 return FAIL;
|
|
1263 }
|
|
1264 return OK;
|
|
1265 }
|
|
1266
|
|
1267 #if defined(FEAT_EVAL) || defined(FEAT_EX_EXTRA) || defined(PROTO)
|
|
1268
|
|
1269 /*
|
|
1270 * Save all three kinds of typeahead, so that the user must type at a prompt.
|
|
1271 */
|
|
1272 void
|
|
1273 save_typeahead(tp)
|
|
1274 tasave_T *tp;
|
|
1275 {
|
|
1276 tp->save_typebuf = typebuf;
|
|
1277 tp->typebuf_valid = (alloc_typebuf() == OK);
|
|
1278 if (!tp->typebuf_valid)
|
|
1279 typebuf = tp->save_typebuf;
|
|
1280
|
|
1281 tp->save_stuffbuff = stuffbuff;
|
|
1282 stuffbuff.bh_first.b_next = NULL;
|
|
1283 # ifdef USE_INPUT_BUF
|
|
1284 tp->save_inputbuf = get_input_buf();
|
|
1285 # endif
|
|
1286 }
|
|
1287
|
|
1288 /*
|
|
1289 * Restore the typeahead to what it was before calling save_typeahead().
|
|
1290 * The allocated memory is freed, can only be called once!
|
|
1291 */
|
|
1292 void
|
|
1293 restore_typeahead(tp)
|
|
1294 tasave_T *tp;
|
|
1295 {
|
|
1296 if (tp->typebuf_valid)
|
|
1297 {
|
|
1298 free_typebuf();
|
|
1299 typebuf = tp->save_typebuf;
|
|
1300 }
|
|
1301
|
|
1302 free_buff(&stuffbuff);
|
|
1303 stuffbuff = tp->save_stuffbuff;
|
|
1304 # ifdef USE_INPUT_BUF
|
|
1305 set_input_buf(tp->save_inputbuf);
|
|
1306 # endif
|
|
1307 }
|
|
1308 #endif
|
|
1309
|
|
1310 /*
|
|
1311 * Open a new script file for the ":source!" command.
|
|
1312 */
|
|
1313 void
|
|
1314 openscript(name, directly)
|
|
1315 char_u *name;
|
|
1316 int directly; /* when TRUE execute directly */
|
|
1317 {
|
|
1318 if (curscript + 1 == NSCRIPT)
|
|
1319 {
|
|
1320 EMSG(_(e_nesting));
|
|
1321 return;
|
|
1322 }
|
|
1323
|
|
1324 if (scriptin[curscript] != NULL) /* already reading script */
|
|
1325 ++curscript;
|
|
1326 /* use NameBuff for expanded name */
|
|
1327 expand_env(name, NameBuff, MAXPATHL);
|
|
1328 if ((scriptin[curscript] = mch_fopen((char *)NameBuff, READBIN)) == NULL)
|
|
1329 {
|
|
1330 EMSG2(_(e_notopen), name);
|
|
1331 if (curscript)
|
|
1332 --curscript;
|
|
1333 return;
|
|
1334 }
|
|
1335 if (save_typebuf() == FAIL)
|
|
1336 return;
|
|
1337
|
|
1338 /*
|
|
1339 * Execute the commands from the file right now when using ":source!"
|
|
1340 * after ":global" or ":argdo" or in a loop. Also when another command
|
|
1341 * follows. This means the display won't be updated. Don't do this
|
|
1342 * always, "make test" would fail.
|
|
1343 */
|
|
1344 if (directly)
|
|
1345 {
|
|
1346 oparg_T oa;
|
|
1347 int oldcurscript;
|
|
1348 int save_State = State;
|
|
1349 int save_restart_edit = restart_edit;
|
|
1350 int save_insertmode = p_im;
|
|
1351 int save_finish_op = finish_op;
|
|
1352 int save_msg_scroll = msg_scroll;
|
|
1353
|
|
1354 State = NORMAL;
|
|
1355 msg_scroll = FALSE; /* no msg scrolling in Normal mode */
|
|
1356 restart_edit = 0; /* don't go to Insert mode */
|
|
1357 p_im = FALSE; /* don't use 'insertmode' */
|
|
1358 clear_oparg(&oa);
|
|
1359 finish_op = FALSE;
|
|
1360
|
|
1361 oldcurscript = curscript;
|
|
1362 do
|
|
1363 {
|
|
1364 update_topline_cursor(); /* update cursor position and topline */
|
|
1365 normal_cmd(&oa, FALSE); /* execute one command */
|
|
1366 vpeekc(); /* check for end of file */
|
|
1367 }
|
|
1368 while (scriptin[oldcurscript] != NULL);
|
|
1369
|
|
1370 State = save_State;
|
|
1371 msg_scroll = save_msg_scroll;
|
|
1372 restart_edit = save_restart_edit;
|
|
1373 p_im = save_insertmode;
|
|
1374 finish_op = save_finish_op;
|
|
1375 }
|
|
1376 }
|
|
1377
|
|
1378 /*
|
|
1379 * Close the currently active input script.
|
|
1380 */
|
|
1381 static void
|
|
1382 closescript()
|
|
1383 {
|
|
1384 free_typebuf();
|
|
1385 typebuf = saved_typebuf[curscript];
|
|
1386
|
|
1387 fclose(scriptin[curscript]);
|
|
1388 scriptin[curscript] = NULL;
|
|
1389 if (curscript > 0)
|
|
1390 --curscript;
|
|
1391 }
|
|
1392
|
|
1393 #if defined(FEAT_INS_EXPAND) || defined(PROTO)
|
|
1394 /*
|
|
1395 * Return TRUE when reading keys from a script file.
|
|
1396 */
|
|
1397 int
|
|
1398 using_script()
|
|
1399 {
|
|
1400 return scriptin[curscript] != NULL;
|
|
1401 }
|
|
1402 #endif
|
|
1403
|
|
1404 /*
|
|
1405 * updatescipt() is called when a character can be written into the script file
|
|
1406 * or when we have waited some time for a character (c == 0)
|
|
1407 *
|
|
1408 * All the changed memfiles are synced if c == 0 or when the number of typed
|
|
1409 * characters reaches 'updatecount' and 'updatecount' is non-zero.
|
|
1410 */
|
|
1411 void
|
|
1412 updatescript(c)
|
|
1413 int c;
|
|
1414 {
|
|
1415 static int count = 0;
|
|
1416
|
|
1417 if (c && scriptout)
|
|
1418 putc(c, scriptout);
|
|
1419 if (c == 0 || (p_uc > 0 && ++count >= p_uc))
|
|
1420 {
|
|
1421 ml_sync_all(c == 0, TRUE);
|
|
1422 count = 0;
|
|
1423 }
|
|
1424 }
|
|
1425
|
|
1426 #define KL_PART_KEY -1 /* keylen value for incomplete key-code */
|
|
1427 #define KL_PART_MAP -2 /* keylen value for incomplete mapping */
|
|
1428
|
|
1429 static int old_char = -1; /* character put back by vungetc() */
|
|
1430 static int old_mod_mask; /* mod_mask for ungotten character */
|
|
1431
|
|
1432 /*
|
|
1433 * Get the next input character.
|
|
1434 * Can return a special key or a multi-byte character.
|
|
1435 * Can return NUL when called recursively, use safe_vgetc() if that's not
|
|
1436 * wanted.
|
|
1437 * This translates escaped K_SPECIAL and CSI bytes to a K_SPECIAL or CSI byte.
|
|
1438 * Collects the bytes of a multibyte character into the whole character.
|
|
1439 * Returns the modifers in the global "mod_mask".
|
|
1440 */
|
|
1441 int
|
|
1442 vgetc()
|
|
1443 {
|
|
1444 int c, c2;
|
|
1445 #ifdef FEAT_MBYTE
|
|
1446 int n;
|
|
1447 char_u buf[MB_MAXBYTES];
|
|
1448 int i;
|
|
1449 #endif
|
|
1450
|
|
1451 /*
|
|
1452 * If a character was put back with vungetc, it was already processed.
|
|
1453 * Return it directly.
|
|
1454 */
|
|
1455 if (old_char != -1)
|
|
1456 {
|
|
1457 c = old_char;
|
|
1458 old_char = -1;
|
|
1459 mod_mask = old_mod_mask;
|
|
1460 return c;
|
|
1461 }
|
|
1462
|
|
1463 mod_mask = 0x0;
|
|
1464 last_recorded_len = 0;
|
|
1465 for (;;) /* this is done twice if there are modifiers */
|
|
1466 {
|
|
1467 if (mod_mask) /* no mapping after modifier has been read */
|
|
1468 {
|
|
1469 ++no_mapping;
|
|
1470 ++allow_keys;
|
|
1471 }
|
|
1472 c = vgetorpeek(TRUE);
|
|
1473 if (mod_mask)
|
|
1474 {
|
|
1475 --no_mapping;
|
|
1476 --allow_keys;
|
|
1477 }
|
|
1478
|
|
1479 /* Get two extra bytes for special keys */
|
|
1480 if (c == K_SPECIAL
|
|
1481 #ifdef FEAT_GUI
|
|
1482 || c == CSI
|
|
1483 #endif
|
|
1484 )
|
|
1485 {
|
|
1486 ++no_mapping;
|
|
1487 c2 = vgetorpeek(TRUE); /* no mapping for these chars */
|
|
1488 c = vgetorpeek(TRUE);
|
|
1489 --no_mapping;
|
|
1490 if (c2 == KS_MODIFIER)
|
|
1491 {
|
|
1492 mod_mask = c;
|
|
1493 continue;
|
|
1494 }
|
|
1495 c = TO_SPECIAL(c2, c);
|
|
1496
|
|
1497 #if defined(FEAT_GUI_W32) && defined(FEAT_MENU) && defined(FEAT_TEAROFF)
|
|
1498 /* Handle K_TEAROFF here, the caller of vgetc() doesn't need to
|
|
1499 * know that a menu was torn off */
|
|
1500 if (c == K_TEAROFF)
|
|
1501 {
|
|
1502 char_u name[200];
|
|
1503 int i;
|
|
1504
|
|
1505 /* get menu path, it ends with a <CR> */
|
|
1506 for (i = 0; (c = vgetorpeek(TRUE)) != '\r'; )
|
|
1507 {
|
|
1508 name[i] = c;
|
|
1509 if (i < 199)
|
|
1510 ++i;
|
|
1511 }
|
|
1512 name[i] = NUL;
|
|
1513 gui_make_tearoff(name);
|
|
1514 continue;
|
|
1515 }
|
|
1516 #endif
|
39
|
1517 #if defined(HAVE_GTK2) && defined(FEAT_MENU)
|
36
|
1518 /* GTK: <F10> normally selects the menu, but it's passed until
|
|
1519 * here to allow mapping it. Intercept and invoke the GTK
|
|
1520 * behavior if it's not mapped. */
|
|
1521 if (c == K_F10 && gui.menubar != NULL)
|
|
1522 {
|
|
1523 gtk_menu_shell_select_first(GTK_MENU_SHELL(gui.menubar), FALSE);
|
|
1524 continue;
|
|
1525 }
|
|
1526 #endif
|
|
1527
|
7
|
1528 #ifdef FEAT_GUI
|
|
1529 /* Translate K_CSI to CSI. The special key is only used to avoid
|
|
1530 * it being recognized as the start of a special key. */
|
|
1531 if (c == K_CSI)
|
|
1532 c = CSI;
|
|
1533 #endif
|
|
1534 }
|
|
1535 #ifdef MSDOS
|
|
1536 /*
|
|
1537 * If K_NUL was typed, it is replaced by K_NUL, 3 in mch_inchar().
|
|
1538 * Delete the 3 here.
|
|
1539 */
|
|
1540 else if (c == K_NUL && vpeekc() == 3)
|
|
1541 (void)vgetorpeek(TRUE);
|
|
1542 #endif
|
|
1543
|
|
1544 if (c >= FIRST_KEYPAD && c <= LAST_KEYPAD)
|
|
1545 {
|
|
1546 /* a keypad key was not mapped, use it like its ASCII equivalent */
|
|
1547 switch (c)
|
|
1548 {
|
|
1549 case K_KPLUS: c = '+'; break;
|
|
1550 case K_KMINUS: c = '-'; break;
|
|
1551 case K_KDIVIDE: c = '/'; break;
|
|
1552 case K_KMULTIPLY: c = '*'; break;
|
|
1553 case K_KENTER: c = CAR; break;
|
36
|
1554 case K_KPOINT:
|
|
1555 #ifdef WIN32
|
|
1556 /* Can be either '.' or a ',', *
|
|
1557 * depending on the type of keypad. */
|
|
1558 c = MapVirtualKey(VK_DECIMAL, 2); break;
|
|
1559 #else
|
|
1560 c = '.'; break;
|
|
1561 #endif
|
7
|
1562 case K_K0: c = '0'; break;
|
|
1563 case K_K1: c = '1'; break;
|
|
1564 case K_K2: c = '2'; break;
|
|
1565 case K_K3: c = '3'; break;
|
|
1566 case K_K4: c = '4'; break;
|
|
1567 case K_K5: c = '5'; break;
|
|
1568 case K_K6: c = '6'; break;
|
|
1569 case K_K7: c = '7'; break;
|
|
1570 case K_K8: c = '8'; break;
|
|
1571 case K_K9: c = '9'; break;
|
|
1572 }
|
|
1573 }
|
|
1574
|
|
1575 #ifdef FEAT_MBYTE
|
|
1576 /* For a multi-byte character get all the bytes and return the
|
|
1577 * converted character.
|
|
1578 * Note: This will loop until enough bytes are received!
|
|
1579 */
|
|
1580 if (has_mbyte && (n = MB_BYTE2LEN_CHECK(c)) > 1)
|
|
1581 {
|
|
1582 ++no_mapping;
|
|
1583 buf[0] = c;
|
|
1584 for (i = 1; i < n; ++i)
|
|
1585 {
|
|
1586 buf[i] = vgetorpeek(TRUE);
|
|
1587 if (buf[i] == K_SPECIAL
|
|
1588 #ifdef FEAT_GUI
|
|
1589 || buf[i] == CSI
|
|
1590 #endif
|
|
1591 )
|
|
1592 {
|
|
1593 /* Must be a K_SPECIAL - KS_SPECIAL - KE_FILLER sequence,
|
|
1594 * which represents a K_SPECIAL (0x80),
|
|
1595 * or a CSI - KS_EXTRA - KE_CSI sequence, which represents
|
|
1596 * a CSI (0x9B),
|
|
1597 * of a K_SPECIAL - KS_EXTRA - KE_CSI, which is CSI too. */
|
|
1598 c = vgetorpeek(TRUE);
|
|
1599 if (vgetorpeek(TRUE) == (int)KE_CSI && c == KS_EXTRA)
|
|
1600 buf[i] = CSI;
|
|
1601 }
|
|
1602 }
|
|
1603 --no_mapping;
|
|
1604 c = (*mb_ptr2char)(buf);
|
|
1605 }
|
|
1606 #endif
|
|
1607
|
|
1608 return c;
|
|
1609 }
|
|
1610 }
|
|
1611
|
|
1612 /*
|
|
1613 * Like vgetc(), but never return a NUL when called recursively, get a key
|
|
1614 * directly from the user (ignoring typeahead).
|
|
1615 */
|
|
1616 int
|
|
1617 safe_vgetc()
|
|
1618 {
|
|
1619 int c;
|
|
1620
|
|
1621 c = vgetc();
|
|
1622 if (c == NUL)
|
|
1623 c = get_keystroke();
|
|
1624 return c;
|
|
1625 }
|
|
1626
|
|
1627 /*
|
|
1628 * Check if a character is available, such that vgetc() will not block.
|
|
1629 * If the next character is a special character or multi-byte, the returned
|
|
1630 * character is not valid!.
|
|
1631 */
|
|
1632 int
|
|
1633 vpeekc()
|
|
1634 {
|
|
1635 if (old_char != -1)
|
|
1636 return old_char;
|
|
1637 return vgetorpeek(FALSE);
|
|
1638 }
|
|
1639
|
|
1640 #if defined(FEAT_TERMRESPONSE) || defined(PROTO)
|
|
1641 /*
|
|
1642 * Like vpeekc(), but don't allow mapping. Do allow checking for terminal
|
|
1643 * codes.
|
|
1644 */
|
|
1645 int
|
|
1646 vpeekc_nomap()
|
|
1647 {
|
|
1648 int c;
|
|
1649
|
|
1650 ++no_mapping;
|
|
1651 ++allow_keys;
|
|
1652 c = vpeekc();
|
|
1653 --no_mapping;
|
|
1654 --allow_keys;
|
|
1655 return c;
|
|
1656 }
|
|
1657 #endif
|
|
1658
|
|
1659 #if defined(FEAT_INS_EXPAND) || defined(PROTO)
|
|
1660 /*
|
|
1661 * Check if any character is available, also half an escape sequence.
|
|
1662 * Trick: when no typeahead found, but there is something in the typeahead
|
|
1663 * buffer, it must be an ESC that is recognized as the start of a key code.
|
|
1664 */
|
|
1665 int
|
|
1666 vpeekc_any()
|
|
1667 {
|
|
1668 int c;
|
|
1669
|
|
1670 c = vpeekc();
|
|
1671 if (c == NUL && typebuf.tb_len > 0)
|
|
1672 c = ESC;
|
|
1673 return c;
|
|
1674 }
|
|
1675 #endif
|
|
1676
|
|
1677 /*
|
|
1678 * Call vpeekc() without causing anything to be mapped.
|
|
1679 * Return TRUE if a character is available, FALSE otherwise.
|
|
1680 */
|
|
1681 int
|
|
1682 char_avail()
|
|
1683 {
|
|
1684 int retval;
|
|
1685
|
|
1686 ++no_mapping;
|
|
1687 retval = vpeekc();
|
|
1688 --no_mapping;
|
|
1689 return (retval != NUL);
|
|
1690 }
|
|
1691
|
|
1692 void
|
|
1693 vungetc(c) /* unget one character (can only be done once!) */
|
|
1694 int c;
|
|
1695 {
|
|
1696 old_char = c;
|
|
1697 old_mod_mask = mod_mask;
|
|
1698 }
|
|
1699
|
|
1700 /*
|
|
1701 * get a character:
|
|
1702 * 1. from the stuffbuffer
|
|
1703 * This is used for abbreviated commands like "D" -> "d$".
|
|
1704 * Also used to redo a command for ".".
|
|
1705 * 2. from the typeahead buffer
|
|
1706 * Stores text obtained previously but not used yet.
|
|
1707 * Also stores the result of mappings.
|
|
1708 * Also used for the ":normal" command.
|
|
1709 * 3. from the user
|
|
1710 * This may do a blocking wait if "advance" is TRUE.
|
|
1711 *
|
|
1712 * if "advance" is TRUE (vgetc()):
|
|
1713 * really get the character.
|
|
1714 * KeyTyped is set to TRUE in the case the user typed the key.
|
|
1715 * KeyStuffed is TRUE if the character comes from the stuff buffer.
|
|
1716 * if "advance" is FALSE (vpeekc()):
|
|
1717 * just look whether there is a character available.
|
|
1718 *
|
|
1719 * When "no_mapping" is zero, checks for mappings in the current mode.
|
|
1720 * Only returns one byte (of a multi-byte character).
|
|
1721 * K_SPECIAL and CSI may be escaped, need to get two more bytes then.
|
|
1722 */
|
|
1723 static int
|
|
1724 vgetorpeek(advance)
|
|
1725 int advance;
|
|
1726 {
|
|
1727 int c, c1;
|
|
1728 int keylen;
|
|
1729 char_u *s;
|
|
1730 mapblock_T *mp;
|
|
1731 #ifdef FEAT_LOCALMAP
|
|
1732 mapblock_T *mp2;
|
|
1733 #endif
|
|
1734 mapblock_T *mp_match;
|
|
1735 int mp_match_len = 0;
|
|
1736 int timedout = FALSE; /* waited for more than 1 second
|
|
1737 for mapping to complete */
|
|
1738 int mapdepth = 0; /* check for recursive mapping */
|
|
1739 int mode_deleted = FALSE; /* set when mode has been deleted */
|
|
1740 int local_State;
|
|
1741 int mlen;
|
|
1742 int max_mlen;
|
|
1743 #ifdef FEAT_CMDL_INFO
|
|
1744 int i;
|
|
1745 int new_wcol, new_wrow;
|
|
1746 #endif
|
|
1747 #ifdef FEAT_GUI
|
|
1748 # ifdef FEAT_MENU
|
|
1749 int idx;
|
|
1750 # endif
|
|
1751 int shape_changed = FALSE; /* adjusted cursor shape */
|
|
1752 #endif
|
|
1753 int n;
|
|
1754 #ifdef FEAT_LANGMAP
|
|
1755 int nolmaplen;
|
|
1756 #endif
|
|
1757 int old_wcol, old_wrow;
|
|
1758
|
|
1759 /*
|
|
1760 * This function doesn't work very well when called recursively. This may
|
|
1761 * happen though, because of:
|
|
1762 * 1. The call to add_to_showcmd(). char_avail() is then used to check if
|
|
1763 * there is a character available, which calls this function. In that
|
|
1764 * case we must return NUL, to indicate no character is available.
|
|
1765 * 2. A GUI callback function writes to the screen, causing a
|
|
1766 * wait_return().
|
|
1767 * Using ":normal" can also do this, but it saves the typeahead buffer,
|
|
1768 * thus it should be OK. But don't get a key from the user then.
|
|
1769 */
|
|
1770 if (vgetc_busy
|
|
1771 #ifdef FEAT_EX_EXTRA
|
|
1772 && ex_normal_busy == 0
|
|
1773 #endif
|
|
1774 )
|
|
1775 return NUL;
|
|
1776
|
|
1777 local_State = get_real_state();
|
|
1778
|
|
1779 vgetc_busy = TRUE;
|
|
1780
|
|
1781 if (advance)
|
|
1782 KeyStuffed = FALSE;
|
|
1783
|
|
1784 init_typebuf();
|
|
1785 start_stuff();
|
|
1786 if (advance && typebuf.tb_maplen == 0)
|
|
1787 Exec_reg = FALSE;
|
|
1788 do
|
|
1789 {
|
|
1790 /*
|
|
1791 * get a character: 1. from the stuffbuffer
|
|
1792 */
|
|
1793 if (typeahead_char != 0)
|
|
1794 {
|
|
1795 c = typeahead_char;
|
|
1796 if (advance)
|
|
1797 typeahead_char = 0;
|
|
1798 }
|
|
1799 else
|
|
1800 c = read_stuff(advance);
|
|
1801 if (c != NUL && !got_int)
|
|
1802 {
|
|
1803 if (advance)
|
|
1804 {
|
|
1805 /* KeyTyped = FALSE; When the command that stuffed something
|
|
1806 * was typed, behave like the stuffed command was typed.
|
|
1807 * needed for CTRL-W CTRl-] to open a fold, for example. */
|
|
1808 KeyStuffed = TRUE;
|
|
1809 }
|
|
1810 if (typebuf.tb_no_abbr_cnt == 0)
|
|
1811 typebuf.tb_no_abbr_cnt = 1; /* no abbreviations now */
|
|
1812 }
|
|
1813 else
|
|
1814 {
|
|
1815 /*
|
|
1816 * Loop until we either find a matching mapped key, or we
|
|
1817 * are sure that it is not a mapped key.
|
|
1818 * If a mapped key sequence is found we go back to the start to
|
|
1819 * try re-mapping.
|
|
1820 */
|
|
1821 for (;;)
|
|
1822 {
|
|
1823 /*
|
|
1824 * ui_breakcheck() is slow, don't use it too often when
|
|
1825 * inside a mapping. But call it each time for typed
|
|
1826 * characters.
|
|
1827 */
|
|
1828 if (typebuf.tb_maplen)
|
|
1829 line_breakcheck();
|
|
1830 else
|
|
1831 ui_breakcheck(); /* check for CTRL-C */
|
|
1832 keylen = 0;
|
|
1833 if (got_int)
|
|
1834 {
|
|
1835 /* flush all input */
|
|
1836 c = inchar(typebuf.tb_buf, typebuf.tb_buflen - 1, 0L,
|
|
1837 typebuf.tb_change_cnt);
|
|
1838 /*
|
|
1839 * If inchar() returns TRUE (script file was active) or we
|
|
1840 * are inside a mapping, get out of insert mode.
|
|
1841 * Otherwise we behave like having gotten a CTRL-C.
|
|
1842 * As a result typing CTRL-C in insert mode will
|
|
1843 * really insert a CTRL-C.
|
|
1844 */
|
|
1845 if ((c || typebuf.tb_maplen)
|
|
1846 && (State & (INSERT + CMDLINE)))
|
|
1847 c = ESC;
|
|
1848 else
|
|
1849 c = Ctrl_C;
|
|
1850 flush_buffers(TRUE); /* flush all typeahead */
|
|
1851
|
|
1852 /* Also record this character, it might be needed to
|
|
1853 * get out of Insert mode. */
|
|
1854 *typebuf.tb_buf = c;
|
|
1855 gotchars(typebuf.tb_buf, 1);
|
|
1856 cmd_silent = FALSE;
|
|
1857
|
|
1858 break;
|
|
1859 }
|
|
1860 else if (typebuf.tb_len > 0)
|
|
1861 {
|
|
1862 /*
|
|
1863 * Check for a mappable key sequence.
|
|
1864 * Walk through one maphash[] list until we find an
|
|
1865 * entry that matches.
|
|
1866 *
|
|
1867 * Don't look for mappings if:
|
|
1868 * - no_mapping set: mapping disabled (e.g. for CTRL-V)
|
|
1869 * - maphash_valid not set: no mappings present.
|
|
1870 * - typebuf.tb_buf[typebuf.tb_off] should not be remapped
|
|
1871 * - in insert or cmdline mode and 'paste' option set
|
|
1872 * - waiting for "hit return to continue" and CR or SPACE
|
|
1873 * typed
|
|
1874 * - waiting for a char with --more--
|
|
1875 * - in Ctrl-X mode, and we get a valid char for that mode
|
|
1876 */
|
|
1877 mp = NULL;
|
|
1878 max_mlen = 0;
|
|
1879 c1 = typebuf.tb_buf[typebuf.tb_off];
|
|
1880 if (no_mapping == 0 && maphash_valid
|
|
1881 && (no_zero_mapping == 0 || c1 != '0')
|
|
1882 && (typebuf.tb_maplen == 0
|
|
1883 || (p_remap
|
10
|
1884 && (typebuf.tb_noremap[typebuf.tb_off]
|
|
1885 & (RM_NONE|RM_ABBR)) == 0))
|
7
|
1886 && !(p_paste && (State & (INSERT + CMDLINE)))
|
|
1887 && !(State == HITRETURN && (c1 == CAR || c1 == ' '))
|
|
1888 && State != ASKMORE
|
|
1889 && State != CONFIRM
|
|
1890 #ifdef FEAT_INS_EXPAND
|
|
1891 && !((ctrl_x_mode != 0 && vim_is_ctrl_x_key(c1))
|
|
1892 || ((continue_status & CONT_LOCAL)
|
|
1893 && (c1 == Ctrl_N || c1 == Ctrl_P)))
|
|
1894 #endif
|
|
1895 )
|
|
1896 {
|
|
1897 #ifdef FEAT_LANGMAP
|
|
1898 if (c1 == K_SPECIAL)
|
|
1899 nolmaplen = 2;
|
|
1900 else
|
|
1901 {
|
|
1902 LANGMAP_ADJUST(c1, TRUE);
|
|
1903 nolmaplen = 0;
|
|
1904 }
|
|
1905 #endif
|
|
1906 #ifdef FEAT_LOCALMAP
|
|
1907 /* First try buffer-local mappings. */
|
|
1908 mp = curbuf->b_maphash[MAP_HASH(local_State, c1)];
|
|
1909 mp2 = maphash[MAP_HASH(local_State, c1)];
|
|
1910 if (mp == NULL)
|
|
1911 {
|
|
1912 mp = mp2;
|
|
1913 mp2 = NULL;
|
|
1914 }
|
|
1915 #else
|
|
1916 mp = maphash[MAP_HASH(local_State, c1)];
|
|
1917 #endif
|
|
1918 /*
|
|
1919 * Loop until a partly matching mapping is found or
|
|
1920 * all (local) mappings have been checked.
|
|
1921 * The longest full match is remembered in "mp_match".
|
|
1922 * A full match is only accepted if there is no partly
|
|
1923 * match, so "aa" and "aaa" can both be mapped.
|
|
1924 */
|
|
1925 mp_match = NULL;
|
|
1926 mp_match_len = 0;
|
|
1927 for ( ; mp != NULL;
|
|
1928 #ifdef FEAT_LOCALMAP
|
|
1929 mp->m_next == NULL ? (mp = mp2, mp2 = NULL) :
|
|
1930 #endif
|
|
1931 (mp = mp->m_next))
|
|
1932 {
|
|
1933 /*
|
|
1934 * Only consider an entry if the first character
|
|
1935 * matches and it is for the current state.
|
|
1936 * Skip ":lmap" mappings if keys were mapped.
|
|
1937 */
|
|
1938 if (mp->m_keys[0] == c1
|
|
1939 && (mp->m_mode & local_State)
|
|
1940 && ((mp->m_mode & LANGMAP) == 0
|
|
1941 || typebuf.tb_maplen == 0))
|
|
1942 {
|
|
1943 #ifdef FEAT_LANGMAP
|
|
1944 int nomap = nolmaplen;
|
|
1945 int c2;
|
|
1946 #endif
|
|
1947 /* find the match length of this mapping */
|
|
1948 for (mlen = 1; mlen < typebuf.tb_len; ++mlen)
|
|
1949 {
|
|
1950 #ifdef FEAT_LANGMAP
|
|
1951 c2 = typebuf.tb_buf[typebuf.tb_off + mlen];
|
|
1952 if (nomap > 0)
|
|
1953 --nomap;
|
|
1954 else if (c2 == K_SPECIAL)
|
|
1955 nomap = 2;
|
|
1956 else
|
|
1957 LANGMAP_ADJUST(c2, TRUE);
|
|
1958 if (mp->m_keys[mlen] != c2)
|
|
1959 #else
|
|
1960 if (mp->m_keys[mlen] !=
|
|
1961 typebuf.tb_buf[typebuf.tb_off + mlen])
|
|
1962 #endif
|
|
1963 break;
|
|
1964 }
|
|
1965
|
|
1966 #ifdef FEAT_MBYTE
|
|
1967 /* Don't allow mapping the first byte(s) of a
|
|
1968 * multi-byte char. Happens when mapping
|
|
1969 * <M-a> and then changing 'encoding'. */
|
|
1970 if (has_mbyte && MB_BYTE2LEN(c1)
|
|
1971 > (*mb_ptr2len_check)(mp->m_keys))
|
|
1972 mlen = 0;
|
|
1973 #endif
|
|
1974 /*
|
|
1975 * Check an entry whether it matches.
|
|
1976 * - Full match: mlen == keylen
|
|
1977 * - Partly match: mlen == typebuf.tb_len
|
|
1978 */
|
|
1979 keylen = mp->m_keylen;
|
|
1980 if (mlen == keylen
|
|
1981 || (mlen == typebuf.tb_len
|
|
1982 && typebuf.tb_len < keylen))
|
|
1983 {
|
|
1984 /*
|
|
1985 * If only script-local mappings are
|
|
1986 * allowed, check if the mapping starts
|
|
1987 * with K_SNR.
|
|
1988 */
|
|
1989 s = typebuf.tb_noremap + typebuf.tb_off;
|
|
1990 if (*s == RM_SCRIPT
|
|
1991 && (mp->m_keys[0] != K_SPECIAL
|
|
1992 || mp->m_keys[1] != KS_EXTRA
|
|
1993 || mp->m_keys[2]
|
|
1994 != (int)KE_SNR))
|
|
1995 continue;
|
|
1996 /*
|
|
1997 * If one of the typed keys cannot be
|
|
1998 * remapped, skip the entry.
|
|
1999 */
|
|
2000 for (n = mlen; --n >= 0; )
|
10
|
2001 if (*s++ & (RM_NONE|RM_ABBR))
|
7
|
2002 break;
|
|
2003 if (n >= 0)
|
|
2004 continue;
|
|
2005
|
|
2006 if (keylen > typebuf.tb_len)
|
|
2007 {
|
|
2008 if (!timedout)
|
|
2009 {
|
|
2010 /* break at a partly match */
|
|
2011 keylen = KL_PART_MAP;
|
|
2012 break;
|
|
2013 }
|
|
2014 }
|
|
2015 else if (keylen > mp_match_len)
|
|
2016 {
|
|
2017 /* found a longer match */
|
|
2018 mp_match = mp;
|
|
2019 mp_match_len = keylen;
|
|
2020 }
|
|
2021 }
|
|
2022 else
|
|
2023 /* No match; may have to check for
|
|
2024 * termcode at next character. */
|
|
2025 if (max_mlen < mlen)
|
|
2026 max_mlen = mlen;
|
|
2027 }
|
|
2028 }
|
|
2029
|
|
2030 /* If no partly match found, use the longest full
|
|
2031 * match. */
|
|
2032 if (keylen != KL_PART_MAP)
|
|
2033 {
|
|
2034 mp = mp_match;
|
|
2035 keylen = mp_match_len;
|
|
2036 }
|
|
2037 }
|
|
2038
|
|
2039 /* Check for match with 'pastetoggle' */
|
|
2040 if (*p_pt != NUL && mp == NULL && (State & (INSERT|NORMAL)))
|
|
2041 {
|
|
2042 for (mlen = 0; mlen < typebuf.tb_len && p_pt[mlen];
|
|
2043 ++mlen)
|
|
2044 if (p_pt[mlen] != typebuf.tb_buf[typebuf.tb_off
|
|
2045 + mlen])
|
|
2046 break;
|
|
2047 if (p_pt[mlen] == NUL) /* match */
|
|
2048 {
|
|
2049 /* write chars to script file(s) */
|
|
2050 if (mlen > typebuf.tb_maplen)
|
|
2051 gotchars(typebuf.tb_buf + typebuf.tb_off
|
|
2052 + typebuf.tb_maplen,
|
|
2053 mlen - typebuf.tb_maplen);
|
|
2054
|
|
2055 del_typebuf(mlen, 0); /* remove the chars */
|
|
2056 set_option_value((char_u *)"paste",
|
|
2057 (long)!p_paste, NULL, 0);
|
|
2058 if (!(State & INSERT))
|
|
2059 {
|
|
2060 msg_col = 0;
|
|
2061 msg_row = Rows - 1;
|
|
2062 msg_clr_eos(); /* clear ruler */
|
|
2063 }
|
|
2064 showmode();
|
|
2065 setcursor();
|
|
2066 continue;
|
|
2067 }
|
|
2068 /* Need more chars for partly match. */
|
|
2069 if (mlen == typebuf.tb_len)
|
|
2070 keylen = KL_PART_MAP;
|
|
2071 else if (max_mlen < mlen)
|
|
2072 /* no match, may have to check for termcode at
|
|
2073 * next character */
|
|
2074 max_mlen = mlen + 1;
|
|
2075 }
|
|
2076
|
|
2077 if ((mp == NULL || max_mlen >= mp_match_len)
|
|
2078 && keylen != KL_PART_MAP)
|
|
2079 {
|
|
2080 /*
|
|
2081 * When no matching mapping found or found a
|
|
2082 * non-matching mapping that matches at least what the
|
|
2083 * matching mapping matched:
|
|
2084 * Check if we have a terminal code, when:
|
|
2085 * mapping is allowed,
|
|
2086 * keys have not been mapped,
|
|
2087 * and not an ESC sequence, not in insert mode or
|
|
2088 * p_ek is on,
|
|
2089 * and when not timed out,
|
|
2090 */
|
|
2091 if ((no_mapping == 0 || allow_keys != 0)
|
|
2092 && (typebuf.tb_maplen == 0
|
|
2093 || (p_remap && typebuf.tb_noremap[
|
|
2094 typebuf.tb_off] == RM_YES))
|
|
2095 && !timedout)
|
|
2096 {
|
|
2097 keylen = check_termcode(max_mlen + 1, NULL, 0);
|
|
2098
|
|
2099 /*
|
|
2100 * When getting a partial match, but the last
|
|
2101 * characters were not typed, don't wait for a
|
|
2102 * typed character to complete the termcode.
|
|
2103 * This helps a lot when a ":normal" command ends
|
|
2104 * in an ESC.
|
|
2105 */
|
|
2106 if (keylen < 0
|
|
2107 && typebuf.tb_len == typebuf.tb_maplen)
|
|
2108 keylen = 0;
|
|
2109 }
|
|
2110 else
|
|
2111 keylen = 0;
|
|
2112 if (keylen == 0) /* no matching terminal code */
|
|
2113 {
|
|
2114 #ifdef AMIGA /* check for window bounds report */
|
|
2115 if (typebuf.tb_maplen == 0 && (typebuf.tb_buf[
|
|
2116 typebuf.tb_off] & 0xff) == CSI)
|
|
2117 {
|
|
2118 for (s = typebuf.tb_buf + typebuf.tb_off + 1;
|
|
2119 s < typebuf.tb_buf + typebuf.tb_off
|
|
2120 + typebuf.tb_len
|
|
2121 && (VIM_ISDIGIT(*s) || *s == ';'
|
|
2122 || *s == ' ');
|
|
2123 ++s)
|
|
2124 ;
|
|
2125 if (*s == 'r' || *s == '|') /* found one */
|
|
2126 {
|
|
2127 del_typebuf((int)(s + 1 -
|
|
2128 (typebuf.tb_buf + typebuf.tb_off)), 0);
|
|
2129 /* get size and redraw screen */
|
|
2130 shell_resized();
|
|
2131 continue;
|
|
2132 }
|
|
2133 if (*s == NUL) /* need more characters */
|
|
2134 keylen = KL_PART_KEY;
|
|
2135 }
|
|
2136 if (keylen >= 0)
|
|
2137 #endif
|
|
2138 /* When there was a matching mapping and no
|
|
2139 * termcode could be replaced after another one,
|
|
2140 * use that mapping. */
|
|
2141 if (mp == NULL)
|
|
2142 {
|
|
2143 /*
|
|
2144 * get a character: 2. from the typeahead buffer
|
|
2145 */
|
|
2146 c = typebuf.tb_buf[typebuf.tb_off] & 255;
|
|
2147 if (advance) /* remove chars from tb_buf */
|
|
2148 {
|
|
2149 cmd_silent = (typebuf.tb_silent > 0);
|
|
2150 if (typebuf.tb_maplen > 0)
|
|
2151 KeyTyped = FALSE;
|
|
2152 else
|
|
2153 {
|
|
2154 KeyTyped = TRUE;
|
|
2155 /* write char to script file(s) */
|
|
2156 gotchars(typebuf.tb_buf
|
|
2157 + typebuf.tb_off, 1);
|
|
2158 }
|
|
2159 KeyNoremap = (typebuf.tb_noremap[
|
10
|
2160 typebuf.tb_off]
|
|
2161 & (RM_NONE|RM_SCRIPT));
|
7
|
2162 del_typebuf(1, 0);
|
|
2163 }
|
|
2164 break; /* got character, break for loop */
|
|
2165 }
|
|
2166 }
|
|
2167 if (keylen > 0) /* full matching terminal code */
|
|
2168 {
|
|
2169 #if defined(FEAT_GUI) && defined(FEAT_MENU)
|
|
2170 if (typebuf.tb_buf[typebuf.tb_off] == K_SPECIAL
|
|
2171 && typebuf.tb_buf[typebuf.tb_off + 1]
|
|
2172 == KS_MENU)
|
|
2173 {
|
|
2174 /*
|
|
2175 * Using a menu may cause a break in undo!
|
|
2176 * It's like using gotchars(), but without
|
|
2177 * recording or writing to a script file.
|
|
2178 */
|
|
2179 may_sync_undo();
|
|
2180 del_typebuf(3, 0);
|
|
2181 idx = get_menu_index(current_menu, local_State);
|
|
2182 if (idx != MENU_INDEX_INVALID)
|
|
2183 {
|
|
2184 # ifdef FEAT_VISUAL
|
|
2185 /*
|
|
2186 * In Select mode, a Visual mode menu is
|
|
2187 * used. Switch to Visual mode
|
|
2188 * temporarily. Append K_SELECT to switch
|
|
2189 * back to Select mode.
|
|
2190 */
|
|
2191 if (VIsual_active && VIsual_select)
|
|
2192 {
|
|
2193 VIsual_select = FALSE;
|
|
2194 (void)ins_typebuf(K_SELECT_STRING,
|
|
2195 REMAP_NONE, 0, TRUE, FALSE);
|
|
2196 }
|
|
2197 # endif
|
|
2198 ins_typebuf(current_menu->strings[idx],
|
|
2199 current_menu->noremap[idx],
|
|
2200 0, TRUE,
|
|
2201 current_menu->silent[idx]);
|
|
2202 }
|
|
2203 }
|
|
2204 #endif /* FEAT_GUI */
|
|
2205 continue; /* try mapping again */
|
|
2206 }
|
|
2207
|
|
2208 /* Partial match: get some more characters. When a
|
|
2209 * matching mapping was found use that one. */
|
|
2210 if (mp == NULL || keylen < 0)
|
|
2211 keylen = KL_PART_KEY;
|
|
2212 else
|
|
2213 keylen = mp_match_len;
|
|
2214 }
|
|
2215
|
|
2216 /* complete match */
|
|
2217 if (keylen >= 0 && keylen <= typebuf.tb_len)
|
|
2218 {
|
|
2219 /* write chars to script file(s) */
|
|
2220 if (keylen > typebuf.tb_maplen)
|
|
2221 gotchars(typebuf.tb_buf + typebuf.tb_off
|
|
2222 + typebuf.tb_maplen,
|
|
2223 keylen - typebuf.tb_maplen);
|
|
2224
|
|
2225 cmd_silent = (typebuf.tb_silent > 0);
|
|
2226 del_typebuf(keylen, 0); /* remove the mapped keys */
|
|
2227
|
|
2228 /*
|
|
2229 * Put the replacement string in front of mapstr.
|
|
2230 * The depth check catches ":map x y" and ":map y x".
|
|
2231 */
|
|
2232 if (++mapdepth >= p_mmd)
|
|
2233 {
|
|
2234 EMSG(_("E223: recursive mapping"));
|
|
2235 if (State & CMDLINE)
|
|
2236 redrawcmdline();
|
|
2237 else
|
|
2238 setcursor();
|
|
2239 flush_buffers(FALSE);
|
|
2240 mapdepth = 0; /* for next one */
|
|
2241 c = -1;
|
|
2242 break;
|
|
2243 }
|
|
2244
|
|
2245 #ifdef FEAT_VISUAL
|
|
2246 /*
|
|
2247 * In Select mode, a Visual mode mapping is used.
|
|
2248 * Switch to Visual mode temporarily. Append K_SELECT
|
|
2249 * to switch back to Select mode.
|
|
2250 */
|
|
2251 if (VIsual_active && VIsual_select)
|
|
2252 {
|
|
2253 VIsual_select = FALSE;
|
|
2254 (void)ins_typebuf(K_SELECT_STRING, REMAP_NONE,
|
|
2255 0, TRUE, FALSE);
|
|
2256 }
|
|
2257 #endif
|
|
2258
|
|
2259 /*
|
|
2260 * Insert the 'to' part in the typebuf.tb_buf.
|
|
2261 * If 'from' field is the same as the start of the
|
10
|
2262 * 'to' field, don't remap the first character (but do
|
|
2263 * allow abbreviations).
|
7
|
2264 * If m_noremap is set, don't remap the whole 'to'
|
|
2265 * part.
|
|
2266 */
|
|
2267 if (ins_typebuf(mp->m_str,
|
|
2268 mp->m_noremap != REMAP_YES
|
|
2269 ? mp->m_noremap
|
|
2270 : STRNCMP(mp->m_str, mp->m_keys,
|
10
|
2271 (size_t)keylen) != 0
|
|
2272 ? REMAP_YES : REMAP_SKIP,
|
7
|
2273 0, TRUE, cmd_silent || mp->m_silent) == FAIL)
|
|
2274 {
|
|
2275 c = -1;
|
|
2276 break;
|
|
2277 }
|
|
2278 continue;
|
|
2279 }
|
|
2280 }
|
|
2281
|
|
2282 /*
|
|
2283 * get a character: 3. from the user - handle <Esc> in Insert mode
|
|
2284 */
|
|
2285 /*
|
|
2286 * special case: if we get an <ESC> in insert mode and there
|
|
2287 * are no more characters at once, we pretend to go out of
|
|
2288 * insert mode. This prevents the one second delay after
|
|
2289 * typing an <ESC>. If we get something after all, we may
|
|
2290 * have to redisplay the mode. That the cursor is in the wrong
|
|
2291 * place does not matter.
|
|
2292 */
|
|
2293 c = 0;
|
|
2294 #ifdef FEAT_CMDL_INFO
|
|
2295 new_wcol = curwin->w_wcol;
|
|
2296 new_wrow = curwin->w_wrow;
|
|
2297 #endif
|
|
2298 if ( advance
|
|
2299 && typebuf.tb_len == 1
|
|
2300 && typebuf.tb_buf[typebuf.tb_off] == ESC
|
|
2301 && !no_mapping
|
|
2302 #ifdef FEAT_EX_EXTRA
|
|
2303 && ex_normal_busy == 0
|
|
2304 #endif
|
|
2305 && typebuf.tb_maplen == 0
|
|
2306 && (State & INSERT)
|
|
2307 && (p_timeout || (keylen == KL_PART_KEY && p_ttimeout))
|
|
2308 && (c = inchar(typebuf.tb_buf + typebuf.tb_off
|
|
2309 + typebuf.tb_len, 3, 25L,
|
|
2310 typebuf.tb_change_cnt)) == 0)
|
|
2311 {
|
|
2312 colnr_T col = 0, vcol;
|
|
2313 char_u *ptr;
|
|
2314
|
|
2315 if (p_smd)
|
|
2316 {
|
|
2317 unshowmode(TRUE);
|
|
2318 mode_deleted = TRUE;
|
|
2319 }
|
|
2320 #ifdef FEAT_GUI
|
|
2321 /* may show different cursor shape */
|
|
2322 if (gui.in_use)
|
|
2323 {
|
|
2324 int save_State;
|
|
2325
|
|
2326 save_State = State;
|
|
2327 State = NORMAL;
|
|
2328 gui_update_cursor(TRUE, FALSE);
|
|
2329 State = save_State;
|
|
2330 shape_changed = TRUE;
|
|
2331 }
|
|
2332 #endif
|
|
2333 validate_cursor();
|
|
2334 old_wcol = curwin->w_wcol;
|
|
2335 old_wrow = curwin->w_wrow;
|
|
2336
|
|
2337 /* move cursor left, if possible */
|
|
2338 if (curwin->w_cursor.col != 0)
|
|
2339 {
|
|
2340 if (curwin->w_wcol > 0)
|
|
2341 {
|
|
2342 if (did_ai)
|
|
2343 {
|
|
2344 /*
|
|
2345 * We are expecting to truncate the trailing
|
|
2346 * white-space, so find the last non-white
|
|
2347 * character -- webb
|
|
2348 */
|
|
2349 col = vcol = curwin->w_wcol = 0;
|
|
2350 ptr = ml_get_curline();
|
|
2351 while (col < curwin->w_cursor.col)
|
|
2352 {
|
|
2353 if (!vim_iswhite(ptr[col]))
|
|
2354 curwin->w_wcol = vcol;
|
|
2355 vcol += lbr_chartabsize(ptr + col,
|
|
2356 (colnr_T)vcol);
|
|
2357 #ifdef FEAT_MBYTE
|
|
2358 if (has_mbyte)
|
|
2359 col += (*mb_ptr2len_check)(ptr + col);
|
|
2360 else
|
|
2361 #endif
|
|
2362 ++col;
|
|
2363 }
|
|
2364 curwin->w_wrow = curwin->w_cline_row
|
|
2365 + curwin->w_wcol / W_WIDTH(curwin);
|
|
2366 curwin->w_wcol %= W_WIDTH(curwin);
|
|
2367 curwin->w_wcol += curwin_col_off();
|
|
2368 #ifdef FEAT_MBYTE
|
|
2369 col = 0; /* no correction needed */
|
|
2370 #endif
|
|
2371 }
|
|
2372 else
|
|
2373 {
|
|
2374 --curwin->w_wcol;
|
|
2375 #ifdef FEAT_MBYTE
|
|
2376 col = curwin->w_cursor.col - 1;
|
|
2377 #endif
|
|
2378 }
|
|
2379 }
|
|
2380 else if (curwin->w_p_wrap && curwin->w_wrow)
|
|
2381 {
|
|
2382 --curwin->w_wrow;
|
|
2383 curwin->w_wcol = W_WIDTH(curwin) - 1;
|
|
2384 #ifdef FEAT_MBYTE
|
|
2385 col = curwin->w_cursor.col - 1;
|
|
2386 #endif
|
|
2387 }
|
|
2388 #ifdef FEAT_MBYTE
|
|
2389 if (has_mbyte && col > 0 && curwin->w_wcol > 0)
|
|
2390 {
|
|
2391 /* Correct when the cursor is on the right halve
|
|
2392 * of a double-wide character. */
|
|
2393 ptr = ml_get_curline();
|
|
2394 col -= (*mb_head_off)(ptr, ptr + col);
|
|
2395 if ((*mb_ptr2cells)(ptr + col) > 1)
|
|
2396 --curwin->w_wcol;
|
|
2397 }
|
|
2398 #endif
|
|
2399 }
|
|
2400 setcursor();
|
|
2401 out_flush();
|
|
2402 #ifdef FEAT_CMDL_INFO
|
|
2403 new_wcol = curwin->w_wcol;
|
|
2404 new_wrow = curwin->w_wrow;
|
|
2405 #endif
|
|
2406 curwin->w_wcol = old_wcol;
|
|
2407 curwin->w_wrow = old_wrow;
|
|
2408 }
|
|
2409 if (c < 0)
|
|
2410 continue; /* end of input script reached */
|
|
2411 typebuf.tb_len += c;
|
|
2412
|
|
2413 /* buffer full, don't map */
|
|
2414 if (typebuf.tb_len >= typebuf.tb_maplen + MAXMAPLEN)
|
|
2415 {
|
|
2416 timedout = TRUE;
|
|
2417 continue;
|
|
2418 }
|
|
2419
|
|
2420 #ifdef FEAT_EX_EXTRA
|
|
2421 if (ex_normal_busy > 0)
|
|
2422 {
|
|
2423 # ifdef FEAT_CMDWIN
|
|
2424 static int tc = 0;
|
|
2425 # endif
|
|
2426
|
|
2427 /* No typeahead left and inside ":normal". Must return
|
|
2428 * something to avoid getting stuck. When an incomplete
|
|
2429 * mapping is present, behave like it timed out. */
|
|
2430 if (typebuf.tb_len > 0)
|
|
2431 {
|
|
2432 timedout = TRUE;
|
|
2433 continue;
|
|
2434 }
|
|
2435 /* When 'insertmode' is set, ESC just beeps in Insert
|
|
2436 * mode. Use CTRL-L to make edit() return.
|
|
2437 * For the command line only CTRL-C always breaks it.
|
|
2438 * For the cmdline window: Alternate between ESC and
|
|
2439 * CTRL-C: ESC for most situations and CTRL-C to close the
|
|
2440 * cmdline window. */
|
|
2441 if (p_im && (State & INSERT))
|
|
2442 c = Ctrl_L;
|
|
2443 else if ((State & CMDLINE)
|
|
2444 # ifdef FEAT_CMDWIN
|
|
2445 || (cmdwin_type > 0 && tc == ESC)
|
|
2446 # endif
|
|
2447 )
|
|
2448 c = Ctrl_C;
|
|
2449 else
|
|
2450 c = ESC;
|
|
2451 # ifdef FEAT_CMDWIN
|
|
2452 tc = c;
|
|
2453 # endif
|
|
2454 break;
|
|
2455 }
|
|
2456 #endif
|
|
2457
|
|
2458 /*
|
|
2459 * get a character: 3. from the user - update display
|
|
2460 */
|
|
2461 /* In insert mode a screen update is skipped when characters
|
|
2462 * are still available. But when those available characters
|
|
2463 * are part of a mapping, and we are going to do a blocking
|
|
2464 * wait here. Need to update the screen to display the
|
|
2465 * changed text so far. */
|
|
2466 if ((State & INSERT) && advance && must_redraw != 0)
|
|
2467 {
|
|
2468 update_screen(0);
|
|
2469 setcursor(); /* put cursor back where it belongs */
|
|
2470 }
|
|
2471
|
|
2472 /*
|
|
2473 * If we have a partial match (and are going to wait for more
|
|
2474 * input from the user), show the partially matched characters
|
|
2475 * to the user with showcmd.
|
|
2476 */
|
|
2477 #ifdef FEAT_CMDL_INFO
|
|
2478 i = 0;
|
|
2479 #endif
|
|
2480 c1 = 0;
|
|
2481 if (typebuf.tb_len > 0 && advance && !exmode_active)
|
|
2482 {
|
|
2483 if (((State & (NORMAL | INSERT)) || State == LANGMAP)
|
|
2484 && State != HITRETURN)
|
|
2485 {
|
|
2486 /* this looks nice when typing a dead character map */
|
|
2487 if (State & INSERT
|
|
2488 && ptr2cells(typebuf.tb_buf + typebuf.tb_off
|
|
2489 + typebuf.tb_len - 1) == 1)
|
|
2490 {
|
|
2491 edit_putchar(typebuf.tb_buf[typebuf.tb_off
|
|
2492 + typebuf.tb_len - 1], FALSE);
|
|
2493 setcursor(); /* put cursor back where it belongs */
|
|
2494 c1 = 1;
|
|
2495 }
|
|
2496 #ifdef FEAT_CMDL_INFO
|
|
2497 /* need to use the col and row from above here */
|
|
2498 old_wcol = curwin->w_wcol;
|
|
2499 old_wrow = curwin->w_wrow;
|
|
2500 curwin->w_wcol = new_wcol;
|
|
2501 curwin->w_wrow = new_wrow;
|
|
2502 push_showcmd();
|
|
2503 if (typebuf.tb_len > SHOWCMD_COLS)
|
|
2504 i = typebuf.tb_len - SHOWCMD_COLS;
|
|
2505 while (i < typebuf.tb_len)
|
|
2506 (void)add_to_showcmd(typebuf.tb_buf[typebuf.tb_off
|
|
2507 + i++]);
|
|
2508 curwin->w_wcol = old_wcol;
|
|
2509 curwin->w_wrow = old_wrow;
|
|
2510 #endif
|
|
2511 }
|
|
2512
|
|
2513 /* this looks nice when typing a dead character map */
|
|
2514 if ((State & CMDLINE)
|
|
2515 #if defined(FEAT_CRYPT) || defined(FEAT_EVAL)
|
|
2516 && cmdline_star == 0
|
|
2517 #endif
|
|
2518 && ptr2cells(typebuf.tb_buf + typebuf.tb_off
|
|
2519 + typebuf.tb_len - 1) == 1)
|
|
2520 {
|
|
2521 putcmdline(typebuf.tb_buf[typebuf.tb_off
|
|
2522 + typebuf.tb_len - 1], FALSE);
|
|
2523 c1 = 1;
|
|
2524 }
|
|
2525 }
|
|
2526
|
|
2527 /*
|
|
2528 * get a character: 3. from the user - get it
|
|
2529 */
|
|
2530 c = inchar(typebuf.tb_buf + typebuf.tb_off + typebuf.tb_len,
|
|
2531 typebuf.tb_buflen - typebuf.tb_off - typebuf.tb_len - 1,
|
|
2532 !advance
|
|
2533 ? 0
|
|
2534 : ((typebuf.tb_len == 0
|
|
2535 || !(p_timeout || (p_ttimeout
|
|
2536 && keylen == KL_PART_KEY)))
|
|
2537 ? -1L
|
|
2538 : ((keylen == KL_PART_KEY && p_ttm >= 0)
|
|
2539 ? p_ttm
|
|
2540 : p_tm)), typebuf.tb_change_cnt);
|
|
2541
|
|
2542 #ifdef FEAT_CMDL_INFO
|
|
2543 if (i != 0)
|
|
2544 pop_showcmd();
|
|
2545 #endif
|
|
2546 if (c1 == 1)
|
|
2547 {
|
|
2548 if (State & INSERT)
|
|
2549 edit_unputchar();
|
|
2550 if (State & CMDLINE)
|
|
2551 unputcmdline();
|
|
2552 setcursor(); /* put cursor back where it belongs */
|
|
2553 }
|
|
2554
|
|
2555 if (c < 0)
|
|
2556 continue; /* end of input script reached */
|
|
2557 if (c == NUL) /* no character available */
|
|
2558 {
|
|
2559 if (!advance)
|
|
2560 break;
|
|
2561 if (typebuf.tb_len > 0) /* timed out */
|
|
2562 {
|
|
2563 timedout = TRUE;
|
|
2564 continue;
|
|
2565 }
|
|
2566 }
|
|
2567 else
|
|
2568 { /* allow mapping for just typed characters */
|
|
2569 while (typebuf.tb_buf[typebuf.tb_off
|
|
2570 + typebuf.tb_len] != NUL)
|
|
2571 typebuf.tb_noremap[typebuf.tb_off
|
|
2572 + typebuf.tb_len++] = RM_YES;
|
|
2573 #ifdef USE_IM_CONTROL
|
|
2574 /* Get IM status right after getting keys, not after the
|
|
2575 * timeout for a mapping (focus may be lost by then). */
|
|
2576 vgetc_im_active = im_get_status();
|
|
2577 #endif
|
|
2578 }
|
|
2579 } /* for (;;) */
|
|
2580 } /* if (!character from stuffbuf) */
|
|
2581
|
|
2582 /* if advance is FALSE don't loop on NULs */
|
|
2583 } while (c < 0 || (advance && c == NUL));
|
|
2584
|
|
2585 /*
|
|
2586 * The "INSERT" message is taken care of here:
|
|
2587 * if we return an ESC to exit insert mode, the message is deleted
|
|
2588 * if we don't return an ESC but deleted the message before, redisplay it
|
|
2589 */
|
|
2590 if (advance && p_smd && (State & INSERT))
|
|
2591 {
|
|
2592 if (c == ESC && !mode_deleted && !no_mapping)
|
|
2593 {
|
|
2594 if (typebuf.tb_len && !KeyTyped)
|
|
2595 redraw_cmdline = TRUE; /* delete mode later */
|
|
2596 else
|
|
2597 unshowmode(FALSE);
|
|
2598 }
|
|
2599 else if (c != ESC && mode_deleted)
|
|
2600 {
|
|
2601 if (typebuf.tb_len && !KeyTyped)
|
|
2602 redraw_cmdline = TRUE; /* show mode later */
|
|
2603 else
|
|
2604 showmode();
|
|
2605 }
|
|
2606 }
|
|
2607 #ifdef FEAT_GUI
|
|
2608 /* may unshow different cursor shape */
|
|
2609 if (gui.in_use && shape_changed)
|
|
2610 gui_update_cursor(TRUE, FALSE);
|
|
2611 #endif
|
|
2612
|
|
2613 vgetc_busy = FALSE;
|
|
2614
|
|
2615 return c;
|
|
2616 }
|
|
2617
|
|
2618 /*
|
|
2619 * inchar() - get one character from
|
|
2620 * 1. a scriptfile
|
|
2621 * 2. the keyboard
|
|
2622 *
|
|
2623 * As much characters as we can get (upto 'maxlen') are put in "buf" and
|
|
2624 * NUL terminated (buffer length must be 'maxlen' + 1).
|
|
2625 * Minimum for "maxlen" is 3!!!!
|
|
2626 *
|
|
2627 * "tb_change_cnt" is the value of typebuf.tb_change_cnt if "buf" points into
|
|
2628 * it. When typebuf.tb_change_cnt changes (e.g., when a message is received
|
|
2629 * from a remote client) "buf" can no longer be used. "tb_change_cnt" is 0
|
|
2630 * otherwise.
|
|
2631 *
|
|
2632 * If we got an interrupt all input is read until none is available.
|
|
2633 *
|
|
2634 * If wait_time == 0 there is no waiting for the char.
|
|
2635 * If wait_time == n we wait for n msec for a character to arrive.
|
|
2636 * If wait_time == -1 we wait forever for a character to arrive.
|
|
2637 *
|
|
2638 * Return the number of obtained characters.
|
|
2639 * Return -1 when end of input script reached.
|
|
2640 */
|
|
2641 int
|
|
2642 inchar(buf, maxlen, wait_time, tb_change_cnt)
|
|
2643 char_u *buf;
|
|
2644 int maxlen;
|
|
2645 long wait_time; /* milli seconds */
|
|
2646 int tb_change_cnt;
|
|
2647 {
|
|
2648 int len = 0; /* init for GCC */
|
|
2649 int retesc = FALSE; /* return ESC with gotint */
|
|
2650 int script_char;
|
|
2651
|
|
2652 if (wait_time == -1L || wait_time > 100L) /* flush output before waiting */
|
|
2653 {
|
|
2654 cursor_on();
|
|
2655 out_flush();
|
|
2656 #ifdef FEAT_GUI
|
|
2657 if (gui.in_use)
|
|
2658 {
|
|
2659 gui_update_cursor(FALSE, FALSE);
|
|
2660 # ifdef FEAT_MOUSESHAPE
|
|
2661 if (postponed_mouseshape)
|
|
2662 update_mouseshape(-1);
|
|
2663 # endif
|
|
2664 }
|
|
2665 #endif
|
|
2666 }
|
|
2667
|
|
2668 /*
|
|
2669 * Don't reset these when at the hit-return prompt, otherwise a endless
|
|
2670 * recursive loop may result (write error in swapfile, hit-return, timeout
|
|
2671 * on char wait, flush swapfile, write error....).
|
|
2672 */
|
|
2673 if (State != HITRETURN)
|
|
2674 {
|
|
2675 did_outofmem_msg = FALSE; /* display out of memory message (again) */
|
|
2676 did_swapwrite_msg = FALSE; /* display swap file write error again */
|
|
2677 }
|
|
2678 undo_off = FALSE; /* restart undo now */
|
|
2679
|
|
2680 /*
|
|
2681 * first try script file
|
|
2682 * If interrupted: Stop reading script files.
|
|
2683 */
|
|
2684 script_char = -1;
|
|
2685 while (scriptin[curscript] != NULL && script_char < 0)
|
|
2686 {
|
|
2687 if (got_int || (script_char = getc(scriptin[curscript])) < 0)
|
|
2688 {
|
|
2689 /* Reached EOF.
|
|
2690 * Careful: closescript() frees typebuf.tb_buf[] and buf[] may
|
|
2691 * point inside typebuf.tb_buf[]. Don't use buf[] after this! */
|
|
2692 closescript();
|
|
2693 /*
|
|
2694 * When reading script file is interrupted, return an ESC to get
|
|
2695 * back to normal mode.
|
|
2696 * Otherwise return -1, because typebuf.tb_buf[] has changed.
|
|
2697 */
|
|
2698 if (got_int)
|
|
2699 retesc = TRUE;
|
|
2700 else
|
|
2701 return -1;
|
|
2702 }
|
|
2703 else
|
|
2704 {
|
|
2705 buf[0] = script_char;
|
|
2706 len = 1;
|
|
2707 }
|
|
2708 }
|
|
2709
|
|
2710 if (script_char < 0) /* did not get a character from script */
|
|
2711 {
|
|
2712 /*
|
|
2713 * If we got an interrupt, skip all previously typed characters and
|
|
2714 * return TRUE if quit reading script file.
|
|
2715 * Stop reading typeahead when a single CTRL-C was read,
|
|
2716 * fill_input_buf() returns this when not able to read from stdin.
|
|
2717 * Don't use buf[] here, closescript() may have freed typebuf.tb_buf[]
|
|
2718 * and buf may be pointing inside typebuf.tb_buf[].
|
|
2719 */
|
|
2720 if (got_int)
|
|
2721 {
|
|
2722 #define DUM_LEN MAXMAPLEN * 3 + 3
|
|
2723 char_u dum[DUM_LEN + 1];
|
|
2724
|
|
2725 for (;;)
|
|
2726 {
|
|
2727 len = ui_inchar(dum, DUM_LEN, 0L, 0);
|
|
2728 if (len == 0 || (len == 1 && dum[0] == 3))
|
|
2729 break;
|
|
2730 }
|
|
2731 return retesc;
|
|
2732 }
|
|
2733
|
|
2734 /*
|
|
2735 * Always flush the output characters when getting input characters
|
|
2736 * from the user.
|
|
2737 */
|
|
2738 out_flush();
|
|
2739
|
|
2740 /*
|
|
2741 * Fill up to a third of the buffer, because each character may be
|
|
2742 * tripled below.
|
|
2743 */
|
|
2744 len = ui_inchar(buf, maxlen / 3, wait_time, tb_change_cnt);
|
|
2745 }
|
|
2746
|
|
2747 if (typebuf_changed(tb_change_cnt))
|
|
2748 return 0;
|
|
2749
|
|
2750 return fix_input_buffer(buf, len, script_char >= 0);
|
|
2751 }
|
|
2752
|
|
2753 /*
|
|
2754 * Fix typed characters for use by vgetc() and check_termcode().
|
|
2755 * buf[] must have room to triple the number of bytes!
|
|
2756 * Returns the new length.
|
|
2757 */
|
|
2758 int
|
|
2759 fix_input_buffer(buf, len, script)
|
|
2760 char_u *buf;
|
|
2761 int len;
|
|
2762 int script; /* TRUE when reading from a script */
|
|
2763 {
|
|
2764 int i;
|
|
2765 char_u *p = buf;
|
|
2766
|
|
2767 /*
|
|
2768 * Two characters are special: NUL and K_SPECIAL.
|
|
2769 * When compiled With the GUI CSI is also special.
|
|
2770 * Replace NUL by K_SPECIAL KS_ZERO KE_FILLER
|
|
2771 * Replace K_SPECIAL by K_SPECIAL KS_SPECIAL KE_FILLER
|
|
2772 * Replace CSI by K_SPECIAL KS_EXTRA KE_CSI
|
|
2773 * Don't replace K_SPECIAL when reading a script file.
|
|
2774 */
|
|
2775 for (i = len; --i >= 0; ++p)
|
|
2776 {
|
|
2777 #ifdef FEAT_GUI
|
|
2778 /* When the GUI is used any character can come after a CSI, don't
|
|
2779 * escape it. */
|
|
2780 if (gui.in_use && p[0] == CSI && i >= 2)
|
|
2781 {
|
|
2782 p += 2;
|
|
2783 i -= 2;
|
|
2784 }
|
|
2785 /* When the GUI is not used CSI needs to be escaped. */
|
|
2786 else if (!gui.in_use && p[0] == CSI)
|
|
2787 {
|
|
2788 mch_memmove(p + 3, p + 1, (size_t)i);
|
|
2789 *p++ = K_SPECIAL;
|
|
2790 *p++ = KS_EXTRA;
|
|
2791 *p = (int)KE_CSI;
|
|
2792 len += 2;
|
|
2793 }
|
|
2794 else
|
|
2795 #endif
|
|
2796 if (p[0] == NUL || (p[0] == K_SPECIAL && !script
|
|
2797 #if defined(WIN3264) && !defined(FEAT_GUI)
|
|
2798 /* Win32 console passes modifiers */
|
|
2799 && (i < 2 || p[1] != KS_MODIFIER)
|
|
2800 #endif
|
|
2801 ))
|
|
2802 {
|
|
2803 mch_memmove(p + 3, p + 1, (size_t)i);
|
|
2804 p[2] = K_THIRD(p[0]);
|
|
2805 p[1] = K_SECOND(p[0]);
|
|
2806 p[0] = K_SPECIAL;
|
|
2807 p += 2;
|
|
2808 len += 2;
|
|
2809 }
|
|
2810 }
|
|
2811 *p = NUL; /* add trailing NUL */
|
|
2812 return len;
|
|
2813 }
|
|
2814
|
|
2815 #if defined(USE_INPUT_BUF) || defined(PROTO)
|
|
2816 /*
|
|
2817 * Return TRUE when bytes are in the input buffer or in the typeahead buffer.
|
|
2818 * Normally the input buffer would be sufficient, but the server_to_input_buf()
|
|
2819 * may insert characters in the typeahead buffer while we are waiting for
|
|
2820 * input to arrive.
|
|
2821 */
|
|
2822 int
|
|
2823 input_available()
|
|
2824 {
|
|
2825 return (!vim_is_input_buf_empty()
|
|
2826 # ifdef FEAT_CLIENTSERVER
|
|
2827 || received_from_client
|
|
2828 # endif
|
|
2829 );
|
|
2830 }
|
|
2831 #endif
|
|
2832
|
|
2833 /*
|
|
2834 * map[!] : show all key mappings
|
|
2835 * map[!] {lhs} : show key mapping for {lhs}
|
|
2836 * map[!] {lhs} {rhs} : set key mapping for {lhs} to {rhs}
|
|
2837 * noremap[!] {lhs} {rhs} : same, but no remapping for {rhs}
|
|
2838 * unmap[!] {lhs} : remove key mapping for {lhs}
|
|
2839 * abbr : show all abbreviations
|
|
2840 * abbr {lhs} : show abbreviations for {lhs}
|
|
2841 * abbr {lhs} {rhs} : set abbreviation for {lhs} to {rhs}
|
|
2842 * noreabbr {lhs} {rhs} : same, but no remapping for {rhs}
|
|
2843 * unabbr {lhs} : remove abbreviation for {lhs}
|
|
2844 *
|
|
2845 * maptype: 0 for :map, 1 for :unmap, 2 for noremap.
|
|
2846 *
|
|
2847 * arg is pointer to any arguments. Note: arg cannot be a read-only string,
|
|
2848 * it will be modified.
|
|
2849 *
|
|
2850 * for :map mode is NORMAL + VISUAL + OP_PENDING
|
|
2851 * for :map! mode is INSERT + CMDLINE
|
|
2852 * for :cmap mode is CMDLINE
|
|
2853 * for :imap mode is INSERT
|
|
2854 * for :lmap mode is LANGMAP
|
|
2855 * for :nmap mode is NORMAL
|
|
2856 * for :vmap mode is VISUAL
|
|
2857 * for :omap mode is OP_PENDING
|
|
2858 *
|
|
2859 * for :abbr mode is INSERT + CMDLINE
|
|
2860 * for :iabbr mode is INSERT
|
|
2861 * for :cabbr mode is CMDLINE
|
|
2862 *
|
|
2863 * Return 0 for success
|
|
2864 * 1 for invalid arguments
|
|
2865 * 2 for no match
|
|
2866 * 4 for out of mem
|
|
2867 * 5 for entry not unique
|
|
2868 */
|
|
2869 int
|
|
2870 do_map(maptype, arg, mode, abbrev)
|
|
2871 int maptype;
|
|
2872 char_u *arg;
|
|
2873 int mode;
|
|
2874 int abbrev; /* not a mapping but an abbreviation */
|
|
2875 {
|
|
2876 char_u *keys;
|
|
2877 mapblock_T *mp, **mpp;
|
|
2878 char_u *rhs;
|
|
2879 char_u *p;
|
|
2880 int n;
|
|
2881 int len = 0; /* init for GCC */
|
|
2882 char_u *newstr;
|
|
2883 int hasarg;
|
|
2884 int haskey;
|
|
2885 int did_it = FALSE;
|
|
2886 #ifdef FEAT_LOCALMAP
|
|
2887 int did_local = FALSE;
|
|
2888 #endif
|
|
2889 int round;
|
|
2890 char_u *keys_buf = NULL;
|
|
2891 char_u *arg_buf = NULL;
|
|
2892 int retval = 0;
|
|
2893 int do_backslash;
|
|
2894 int hash;
|
|
2895 int new_hash;
|
|
2896 mapblock_T **abbr_table;
|
|
2897 mapblock_T **map_table;
|
|
2898 int unique = FALSE;
|
|
2899 int silent = FALSE;
|
|
2900 int noremap;
|
|
2901
|
|
2902 keys = arg;
|
|
2903 map_table = maphash;
|
|
2904 abbr_table = &first_abbr;
|
|
2905
|
|
2906 /* For ":noremap" don't remap, otherwise do remap. */
|
|
2907 if (maptype == 2)
|
|
2908 noremap = REMAP_NONE;
|
|
2909 else
|
|
2910 noremap = REMAP_YES;
|
|
2911
|
|
2912 /* Accept <buffer>, <silent>, <script> and <unique> in any order. */
|
|
2913 for (;;)
|
|
2914 {
|
|
2915 #ifdef FEAT_LOCALMAP
|
|
2916 /*
|
|
2917 * Check for "<buffer>": mapping local to buffer.
|
|
2918 */
|
|
2919 if (STRNCMP(keys, "<buffer>", 8) == 0)
|
|
2920 {
|
|
2921 keys = skipwhite(keys + 8);
|
|
2922 map_table = curbuf->b_maphash;
|
|
2923 abbr_table = &curbuf->b_first_abbr;
|
|
2924 continue;
|
|
2925 }
|
|
2926 #endif
|
|
2927
|
|
2928 /*
|
|
2929 * Check for "<silent>": don't echo commands.
|
|
2930 */
|
|
2931 if (STRNCMP(keys, "<silent>", 8) == 0)
|
|
2932 {
|
|
2933 keys = skipwhite(keys + 8);
|
|
2934 silent = TRUE;
|
|
2935 continue;
|
|
2936 }
|
|
2937
|
|
2938 #ifdef FEAT_EVAL
|
|
2939 /*
|
|
2940 * Check for "<script>": remap script-local mappings only
|
|
2941 */
|
|
2942 if (STRNCMP(keys, "<script>", 8) == 0)
|
|
2943 {
|
|
2944 keys = skipwhite(keys + 8);
|
|
2945 noremap = REMAP_SCRIPT;
|
|
2946 continue;
|
|
2947 }
|
|
2948 #endif
|
|
2949 /*
|
|
2950 * Check for "<unique>": don't overwrite an existing mapping.
|
|
2951 */
|
|
2952 if (STRNCMP(keys, "<unique>", 8) == 0)
|
|
2953 {
|
|
2954 keys = skipwhite(keys + 8);
|
|
2955 unique = TRUE;
|
|
2956 continue;
|
|
2957 }
|
|
2958 break;
|
|
2959 }
|
|
2960
|
|
2961 validate_maphash();
|
|
2962
|
|
2963 /*
|
|
2964 * find end of keys and skip CTRL-Vs (and backslashes) in it
|
|
2965 * Accept backslash like CTRL-V when 'cpoptions' does not contain 'B'.
|
|
2966 * with :unmap white space is included in the keys, no argument possible
|
|
2967 */
|
|
2968 p = keys;
|
|
2969 do_backslash = (vim_strchr(p_cpo, CPO_BSLASH) == NULL);
|
|
2970 while (*p && (maptype == 1 || !vim_iswhite(*p)))
|
|
2971 {
|
|
2972 if ((p[0] == Ctrl_V || (do_backslash && p[0] == '\\')) &&
|
|
2973 p[1] != NUL)
|
|
2974 ++p; /* skip CTRL-V or backslash */
|
|
2975 ++p;
|
|
2976 }
|
|
2977 if (*p != NUL)
|
|
2978 *p++ = NUL;
|
|
2979 p = skipwhite(p);
|
|
2980 rhs = p;
|
|
2981 hasarg = (*rhs != NUL);
|
|
2982 haskey = (*keys != NUL);
|
|
2983
|
|
2984 /* check for :unmap without argument */
|
|
2985 if (maptype == 1 && !haskey)
|
|
2986 {
|
|
2987 retval = 1;
|
|
2988 goto theend;
|
|
2989 }
|
|
2990
|
|
2991 /*
|
|
2992 * If mapping has been given as ^V<C_UP> say, then replace the term codes
|
|
2993 * with the appropriate two bytes. If it is a shifted special key, unshift
|
|
2994 * it too, giving another two bytes.
|
|
2995 * replace_termcodes() may move the result to allocated memory, which
|
|
2996 * needs to be freed later (*keys_buf and *arg_buf).
|
|
2997 * replace_termcodes() also removes CTRL-Vs and sometimes backslashes.
|
|
2998 */
|
|
2999 if (haskey)
|
|
3000 keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE);
|
|
3001 if (hasarg)
|
|
3002 {
|
|
3003 if (STRICMP(rhs, "<nop>") == 0) /* "<Nop>" means nothing */
|
|
3004 rhs = (char_u *)"";
|
|
3005 else
|
|
3006 rhs = replace_termcodes(rhs, &arg_buf, FALSE, TRUE);
|
|
3007 }
|
|
3008
|
|
3009 #ifdef FEAT_FKMAP
|
|
3010 /*
|
|
3011 * when in right-to-left mode and alternate keymap option set,
|
|
3012 * reverse the character flow in the rhs in Farsi.
|
|
3013 */
|
|
3014 if (p_altkeymap && curwin->w_p_rl)
|
|
3015 lrswap(rhs);
|
|
3016 #endif
|
|
3017
|
|
3018 /*
|
|
3019 * check arguments and translate function keys
|
|
3020 */
|
|
3021 if (haskey)
|
|
3022 {
|
|
3023 len = (int)STRLEN(keys);
|
|
3024 if (len > MAXMAPLEN) /* maximum length of MAXMAPLEN chars */
|
|
3025 {
|
|
3026 retval = 1;
|
|
3027 goto theend;
|
|
3028 }
|
|
3029
|
|
3030 if (abbrev && maptype != 1)
|
|
3031 {
|
|
3032 /*
|
|
3033 * If an abbreviation ends in a keyword character, the
|
|
3034 * rest must be all keyword-char or all non-keyword-char.
|
|
3035 * Otherwise we won't be able to find the start of it in a
|
|
3036 * vi-compatible way.
|
|
3037 */
|
|
3038 #ifdef FEAT_MBYTE
|
|
3039 if (has_mbyte)
|
|
3040 {
|
|
3041 int first, last;
|
|
3042 int same = -1;
|
|
3043
|
|
3044 first = vim_iswordp(keys);
|
|
3045 last = first;
|
|
3046 p = keys + mb_ptr2len_check(keys);
|
|
3047 n = 1;
|
|
3048 while (p < keys + len)
|
|
3049 {
|
|
3050 ++n; /* nr of (multi-byte) chars */
|
|
3051 last = vim_iswordp(p); /* type of last char */
|
|
3052 if (same == -1 && last != first)
|
|
3053 same = n - 1; /* count of same char type */
|
|
3054 p += mb_ptr2len_check(p);
|
|
3055 }
|
|
3056 if (last && n > 2 && same >= 0 && same < n - 1)
|
|
3057 {
|
|
3058 retval = 1;
|
|
3059 goto theend;
|
|
3060 }
|
|
3061 }
|
|
3062 else
|
|
3063 #endif
|
|
3064 if (vim_iswordc(keys[len - 1])) /* ends in keyword char */
|
|
3065 for (n = 0; n < len - 2; ++n)
|
|
3066 if (vim_iswordc(keys[n]) != vim_iswordc(keys[len - 2]))
|
|
3067 {
|
|
3068 retval = 1;
|
|
3069 goto theend;
|
|
3070 }
|
|
3071 /* An abbrevation cannot contain white space. */
|
|
3072 for (n = 0; n < len; ++n)
|
|
3073 if (vim_iswhite(keys[n]))
|
|
3074 {
|
|
3075 retval = 1;
|
|
3076 goto theend;
|
|
3077 }
|
|
3078 }
|
|
3079 }
|
|
3080
|
|
3081 if (haskey && hasarg && abbrev) /* if we will add an abbreviation */
|
|
3082 no_abbr = FALSE; /* reset flag that indicates there are
|
|
3083 no abbreviations */
|
|
3084
|
|
3085 if (!haskey || (maptype != 1 && !hasarg))
|
|
3086 msg_start();
|
|
3087
|
|
3088 #ifdef FEAT_LOCALMAP
|
|
3089 /*
|
|
3090 * Check if a new local mapping wasn't already defined globally.
|
|
3091 */
|
|
3092 if (map_table == curbuf->b_maphash && haskey && hasarg && maptype != 1)
|
|
3093 {
|
|
3094 /* need to loop over all global hash lists */
|
|
3095 for (hash = 0; hash < 256 && !got_int; ++hash)
|
|
3096 {
|
|
3097 if (abbrev)
|
|
3098 {
|
|
3099 if (hash != 0) /* there is only one abbreviation list */
|
|
3100 break;
|
|
3101 mp = first_abbr;
|
|
3102 }
|
|
3103 else
|
|
3104 mp = maphash[hash];
|
|
3105 for ( ; mp != NULL && !got_int; mp = mp->m_next)
|
|
3106 {
|
|
3107 /* check entries with the same mode */
|
|
3108 if ((mp->m_mode & mode) != 0
|
|
3109 && mp->m_keylen == len
|
|
3110 && unique
|
|
3111 && STRNCMP(mp->m_keys, keys, (size_t)len) == 0)
|
|
3112 {
|
|
3113 if (abbrev)
|
|
3114 EMSG2(_("E224: global abbreviation already exists for %s"),
|
|
3115 mp->m_keys);
|
|
3116 else
|
|
3117 EMSG2(_("E225: global mapping already exists for %s"),
|
|
3118 mp->m_keys);
|
|
3119 retval = 5;
|
|
3120 goto theend;
|
|
3121 }
|
|
3122 }
|
|
3123 }
|
|
3124 }
|
|
3125
|
|
3126 /*
|
|
3127 * When listing global mappings, also list buffer-local ones here.
|
|
3128 */
|
|
3129 if (map_table != curbuf->b_maphash && !hasarg && maptype != 1)
|
|
3130 {
|
|
3131 /* need to loop over all global hash lists */
|
|
3132 for (hash = 0; hash < 256 && !got_int; ++hash)
|
|
3133 {
|
|
3134 if (abbrev)
|
|
3135 {
|
|
3136 if (hash != 0) /* there is only one abbreviation list */
|
|
3137 break;
|
|
3138 mp = curbuf->b_first_abbr;
|
|
3139 }
|
|
3140 else
|
|
3141 mp = curbuf->b_maphash[hash];
|
|
3142 for ( ; mp != NULL && !got_int; mp = mp->m_next)
|
|
3143 {
|
|
3144 /* check entries with the same mode */
|
|
3145 if ((mp->m_mode & mode) != 0)
|
|
3146 {
|
|
3147 if (!haskey) /* show all entries */
|
|
3148 {
|
|
3149 showmap(mp, TRUE);
|
|
3150 did_local = TRUE;
|
|
3151 }
|
|
3152 else
|
|
3153 {
|
|
3154 n = mp->m_keylen;
|
|
3155 if (STRNCMP(mp->m_keys, keys,
|
|
3156 (size_t)(n < len ? n : len)) == 0)
|
|
3157 {
|
|
3158 showmap(mp, TRUE);
|
|
3159 did_local = TRUE;
|
|
3160 }
|
|
3161 }
|
|
3162 }
|
|
3163 }
|
|
3164 }
|
|
3165 }
|
|
3166 #endif
|
|
3167
|
|
3168 /*
|
|
3169 * Find an entry in the maphash[] list that matches.
|
|
3170 * For :unmap we may loop two times: once to try to unmap an entry with a
|
|
3171 * matching 'from' part, a second time, if the first fails, to unmap an
|
|
3172 * entry with a matching 'to' part. This was done to allow ":ab foo bar"
|
|
3173 * to be unmapped by typing ":unab foo", where "foo" will be replaced by
|
|
3174 * "bar" because of the abbreviation.
|
|
3175 */
|
|
3176 for (round = 0; (round == 0 || maptype == 1) && round <= 1
|
|
3177 && !did_it && !got_int; ++round)
|
|
3178 {
|
|
3179 /* need to loop over all hash lists */
|
|
3180 for (hash = 0; hash < 256 && !got_int; ++hash)
|
|
3181 {
|
|
3182 if (abbrev)
|
|
3183 {
|
|
3184 if (hash != 0) /* there is only one abbreviation list */
|
|
3185 break;
|
|
3186 mpp = abbr_table;
|
|
3187 }
|
|
3188 else
|
|
3189 mpp = &(map_table[hash]);
|
|
3190 for (mp = *mpp; mp != NULL && !got_int; mp = *mpp)
|
|
3191 {
|
|
3192
|
|
3193 if (!(mp->m_mode & mode)) /* skip entries with wrong mode */
|
|
3194 {
|
|
3195 mpp = &(mp->m_next);
|
|
3196 continue;
|
|
3197 }
|
|
3198 if (!haskey) /* show all entries */
|
|
3199 {
|
|
3200 showmap(mp, map_table != maphash);
|
|
3201 did_it = TRUE;
|
|
3202 }
|
|
3203 else /* do we have a match? */
|
|
3204 {
|
|
3205 if (round) /* second round: Try unmap "rhs" string */
|
|
3206 {
|
|
3207 n = (int)STRLEN(mp->m_str);
|
|
3208 p = mp->m_str;
|
|
3209 }
|
|
3210 else
|
|
3211 {
|
|
3212 n = mp->m_keylen;
|
|
3213 p = mp->m_keys;
|
|
3214 }
|
|
3215 if (STRNCMP(p, keys, (size_t)(n < len ? n : len)) == 0)
|
|
3216 {
|
|
3217 if (maptype == 1) /* delete entry */
|
|
3218 {
|
|
3219 /* Only accept a full match. For abbreviations we
|
|
3220 * ignore trailing space when matching with the
|
|
3221 * "lhs", since an abbreviation can't have
|
|
3222 * trailing space. */
|
|
3223 if (n != len && (!abbrev || round || n > len
|
|
3224 || *skipwhite(keys + n) != NUL))
|
|
3225 {
|
|
3226 mpp = &(mp->m_next);
|
|
3227 continue;
|
|
3228 }
|
|
3229 /*
|
|
3230 * We reset the indicated mode bits. If nothing is
|
|
3231 * left the entry is deleted below.
|
|
3232 */
|
|
3233 mp->m_mode &= ~mode;
|
|
3234 did_it = TRUE; /* remember we did something */
|
|
3235 }
|
|
3236 else if (!hasarg) /* show matching entry */
|
|
3237 {
|
|
3238 showmap(mp, map_table != maphash);
|
|
3239 did_it = TRUE;
|
|
3240 }
|
|
3241 else if (n != len) /* new entry is ambigious */
|
|
3242 {
|
|
3243 mpp = &(mp->m_next);
|
|
3244 continue;
|
|
3245 }
|
|
3246 else if (unique)
|
|
3247 {
|
|
3248 if (abbrev)
|
|
3249 EMSG2(_("E226: abbreviation already exists for %s"),
|
|
3250 p);
|
|
3251 else
|
|
3252 EMSG2(_("E227: mapping already exists for %s"), p);
|
|
3253 retval = 5;
|
|
3254 goto theend;
|
|
3255 }
|
|
3256 else /* new rhs for existing entry */
|
|
3257 {
|
|
3258 mp->m_mode &= ~mode; /* remove mode bits */
|
|
3259 if (mp->m_mode == 0 && !did_it) /* reuse entry */
|
|
3260 {
|
|
3261 newstr = vim_strsave(rhs);
|
|
3262 if (newstr == NULL)
|
|
3263 {
|
|
3264 retval = 4; /* no mem */
|
|
3265 goto theend;
|
|
3266 }
|
|
3267 vim_free(mp->m_str);
|
|
3268 mp->m_str = newstr;
|
|
3269 mp->m_noremap = noremap;
|
|
3270 mp->m_silent = silent;
|
|
3271 mp->m_mode = mode;
|
|
3272 did_it = TRUE;
|
|
3273 }
|
|
3274 }
|
|
3275 if (mp->m_mode == 0) /* entry can be deleted */
|
|
3276 {
|
|
3277 map_free(mpp);
|
|
3278 continue; /* continue with *mpp */
|
|
3279 }
|
|
3280
|
|
3281 /*
|
|
3282 * May need to put this entry into another hash list.
|
|
3283 */
|
|
3284 new_hash = MAP_HASH(mp->m_mode, mp->m_keys[0]);
|
|
3285 if (!abbrev && new_hash != hash)
|
|
3286 {
|
|
3287 *mpp = mp->m_next;
|
|
3288 mp->m_next = map_table[new_hash];
|
|
3289 map_table[new_hash] = mp;
|
|
3290
|
|
3291 continue; /* continue with *mpp */
|
|
3292 }
|
|
3293 }
|
|
3294 }
|
|
3295 mpp = &(mp->m_next);
|
|
3296 }
|
|
3297 }
|
|
3298 }
|
|
3299
|
|
3300 if (maptype == 1) /* delete entry */
|
|
3301 {
|
|
3302 if (!did_it)
|
|
3303 retval = 2; /* no match */
|
|
3304 goto theend;
|
|
3305 }
|
|
3306
|
|
3307 if (!haskey || !hasarg) /* print entries */
|
|
3308 {
|
|
3309 if (!did_it
|
|
3310 #ifdef FEAT_LOCALMAP
|
|
3311 && !did_local
|
|
3312 #endif
|
|
3313 )
|
|
3314 {
|
|
3315 if (abbrev)
|
|
3316 MSG(_("No abbreviation found"));
|
|
3317 else
|
|
3318 MSG(_("No mapping found"));
|
|
3319 }
|
|
3320 goto theend; /* listing finished */
|
|
3321 }
|
|
3322
|
|
3323 if (did_it) /* have added the new entry already */
|
|
3324 goto theend;
|
|
3325
|
|
3326 /*
|
|
3327 * Get here when adding a new entry to the maphash[] list or abbrlist.
|
|
3328 */
|
|
3329 mp = (mapblock_T *)alloc((unsigned)sizeof(mapblock_T));
|
|
3330 if (mp == NULL)
|
|
3331 {
|
|
3332 retval = 4; /* no mem */
|
|
3333 goto theend;
|
|
3334 }
|
|
3335
|
|
3336 /* If CTRL-C has been mapped, don't always use it for Interrupting */
|
|
3337 if (*keys == Ctrl_C)
|
|
3338 mapped_ctrl_c = TRUE;
|
|
3339
|
|
3340 mp->m_keys = vim_strsave(keys);
|
|
3341 mp->m_str = vim_strsave(rhs);
|
|
3342 if (mp->m_keys == NULL || mp->m_str == NULL)
|
|
3343 {
|
|
3344 vim_free(mp->m_keys);
|
|
3345 vim_free(mp->m_str);
|
|
3346 vim_free(mp);
|
|
3347 retval = 4; /* no mem */
|
|
3348 goto theend;
|
|
3349 }
|
|
3350 mp->m_keylen = (int)STRLEN(mp->m_keys);
|
|
3351 mp->m_noremap = noremap;
|
|
3352 mp->m_silent = silent;
|
|
3353 mp->m_mode = mode;
|
|
3354
|
|
3355 /* add the new entry in front of the abbrlist or maphash[] list */
|
|
3356 if (abbrev)
|
|
3357 {
|
|
3358 mp->m_next = *abbr_table;
|
|
3359 *abbr_table = mp;
|
|
3360 }
|
|
3361 else
|
|
3362 {
|
|
3363 n = MAP_HASH(mp->m_mode, mp->m_keys[0]);
|
|
3364 mp->m_next = map_table[n];
|
|
3365 map_table[n] = mp;
|
|
3366 }
|
|
3367
|
|
3368 theend:
|
|
3369 vim_free(keys_buf);
|
|
3370 vim_free(arg_buf);
|
|
3371 return retval;
|
|
3372 }
|
|
3373
|
|
3374 /*
|
|
3375 * Delete one entry from the abbrlist or maphash[].
|
|
3376 * "mpp" is a pointer to the m_next field of the PREVIOUS entry!
|
|
3377 */
|
|
3378 static void
|
|
3379 map_free(mpp)
|
|
3380 mapblock_T **mpp;
|
|
3381 {
|
|
3382 mapblock_T *mp;
|
|
3383
|
|
3384 mp = *mpp;
|
|
3385 vim_free(mp->m_keys);
|
|
3386 vim_free(mp->m_str);
|
|
3387 *mpp = mp->m_next;
|
|
3388 vim_free(mp);
|
|
3389 }
|
|
3390
|
|
3391 /*
|
|
3392 * Initialize maphash[] for first use.
|
|
3393 */
|
|
3394 static void
|
|
3395 validate_maphash()
|
|
3396 {
|
|
3397 if (!maphash_valid)
|
|
3398 {
|
|
3399 vim_memset(maphash, 0, sizeof(maphash));
|
|
3400 maphash_valid = TRUE;
|
|
3401 }
|
|
3402 }
|
|
3403
|
|
3404 /*
|
|
3405 * Get the mapping mode from the command name.
|
|
3406 */
|
|
3407 int
|
|
3408 get_map_mode(cmdp, forceit)
|
|
3409 char_u **cmdp;
|
|
3410 int forceit;
|
|
3411 {
|
|
3412 char_u *p;
|
|
3413 int modec;
|
|
3414 int mode;
|
|
3415
|
|
3416 p = *cmdp;
|
|
3417 modec = *p++;
|
|
3418 if (modec == 'i')
|
|
3419 mode = INSERT; /* :imap */
|
|
3420 else if (modec == 'l')
|
|
3421 mode = LANGMAP; /* :lmap */
|
|
3422 else if (modec == 'c')
|
|
3423 mode = CMDLINE; /* :cmap */
|
|
3424 else if (modec == 'n' && *p != 'o') /* avoid :noremap */
|
|
3425 mode = NORMAL; /* :nmap */
|
|
3426 else if (modec == 'v')
|
|
3427 mode = VISUAL; /* :vmap */
|
|
3428 else if (modec == 'o')
|
|
3429 mode = OP_PENDING; /* :omap */
|
|
3430 else
|
|
3431 {
|
|
3432 --p;
|
|
3433 if (forceit)
|
|
3434 mode = INSERT + CMDLINE; /* :map ! */
|
|
3435 else
|
|
3436 mode = VISUAL + NORMAL + OP_PENDING;/* :map */
|
|
3437 }
|
|
3438
|
|
3439 *cmdp = p;
|
|
3440 return mode;
|
|
3441 }
|
|
3442
|
|
3443 /*
|
|
3444 * Clear all mappings or abbreviations.
|
|
3445 * 'abbr' should be FALSE for mappings, TRUE for abbreviations.
|
|
3446 */
|
|
3447 /*ARGSUSED*/
|
|
3448 void
|
|
3449 map_clear(cmdp, arg, forceit, abbr)
|
|
3450 char_u *cmdp;
|
|
3451 char_u *arg;
|
|
3452 int forceit;
|
|
3453 int abbr;
|
|
3454 {
|
|
3455 int mode;
|
|
3456 #ifdef FEAT_LOCALMAP
|
|
3457 int local;
|
|
3458
|
|
3459 local = (STRCMP(arg, "<buffer>") == 0);
|
|
3460 if (!local && *arg != NUL)
|
|
3461 {
|
|
3462 EMSG(_(e_invarg));
|
|
3463 return;
|
|
3464 }
|
|
3465 #endif
|
|
3466
|
|
3467 mode = get_map_mode(&cmdp, forceit);
|
|
3468 map_clear_int(curbuf, mode,
|
|
3469 #ifdef FEAT_LOCALMAP
|
|
3470 local,
|
|
3471 #else
|
|
3472 FALSE,
|
|
3473 #endif
|
|
3474 abbr);
|
|
3475 }
|
|
3476
|
|
3477 /*
|
|
3478 * Clear all mappings in "mode".
|
|
3479 */
|
|
3480 /*ARGSUSED*/
|
|
3481 void
|
|
3482 map_clear_int(buf, mode, local, abbr)
|
|
3483 buf_T *buf; /* buffer for local mappings */
|
|
3484 int mode; /* mode in which to delete */
|
|
3485 int local; /* TRUE for buffer-local mappings */
|
|
3486 int abbr; /* TRUE for abbreviations */
|
|
3487 {
|
|
3488 mapblock_T *mp, **mpp;
|
|
3489 int hash;
|
|
3490 int new_hash;
|
|
3491
|
|
3492 validate_maphash();
|
|
3493
|
|
3494 for (hash = 0; hash < 256; ++hash)
|
|
3495 {
|
|
3496 if (abbr)
|
|
3497 {
|
|
3498 if (hash) /* there is only one abbrlist */
|
|
3499 break;
|
|
3500 #ifdef FEAT_LOCALMAP
|
|
3501 if (local)
|
|
3502 mpp = &buf->b_first_abbr;
|
|
3503 else
|
|
3504 #endif
|
|
3505 mpp = &first_abbr;
|
|
3506 }
|
|
3507 else
|
|
3508 {
|
|
3509 #ifdef FEAT_LOCALMAP
|
|
3510 if (local)
|
|
3511 mpp = &buf->b_maphash[hash];
|
|
3512 else
|
|
3513 #endif
|
|
3514 mpp = &maphash[hash];
|
|
3515 }
|
|
3516 while (*mpp != NULL)
|
|
3517 {
|
|
3518 mp = *mpp;
|
|
3519 if (mp->m_mode & mode)
|
|
3520 {
|
|
3521 mp->m_mode &= ~mode;
|
|
3522 if (mp->m_mode == 0) /* entry can be deleted */
|
|
3523 {
|
|
3524 map_free(mpp);
|
|
3525 continue;
|
|
3526 }
|
|
3527 /*
|
|
3528 * May need to put this entry into another hash list.
|
|
3529 */
|
|
3530 new_hash = MAP_HASH(mp->m_mode, mp->m_keys[0]);
|
|
3531 if (!abbr && new_hash != hash)
|
|
3532 {
|
|
3533 *mpp = mp->m_next;
|
|
3534 #ifdef FEAT_LOCALMAP
|
|
3535 if (local)
|
|
3536 {
|
|
3537 mp->m_next = buf->b_maphash[new_hash];
|
|
3538 buf->b_maphash[new_hash] = mp;
|
|
3539 }
|
|
3540 else
|
|
3541 #endif
|
|
3542 {
|
|
3543 mp->m_next = maphash[new_hash];
|
|
3544 maphash[new_hash] = mp;
|
|
3545 }
|
|
3546 continue; /* continue with *mpp */
|
|
3547 }
|
|
3548 }
|
|
3549 mpp = &(mp->m_next);
|
|
3550 }
|
|
3551 }
|
|
3552 }
|
|
3553
|
|
3554 static void
|
|
3555 showmap(mp, local)
|
|
3556 mapblock_T *mp;
|
|
3557 int local; /* TRUE for buffer-local map */
|
|
3558 {
|
|
3559 int len = 1;
|
|
3560
|
|
3561 if (msg_didout || msg_silent != 0)
|
|
3562 msg_putchar('\n');
|
|
3563 if ((mp->m_mode & (INSERT + CMDLINE)) == INSERT + CMDLINE)
|
|
3564 msg_putchar('!'); /* :map! */
|
|
3565 else if (mp->m_mode & INSERT)
|
|
3566 msg_putchar('i'); /* :imap */
|
|
3567 else if (mp->m_mode & LANGMAP)
|
|
3568 msg_putchar('l'); /* :lmap */
|
|
3569 else if (mp->m_mode & CMDLINE)
|
|
3570 msg_putchar('c'); /* :cmap */
|
|
3571 else if ((mp->m_mode & (NORMAL + VISUAL + OP_PENDING))
|
|
3572 == NORMAL + VISUAL + OP_PENDING)
|
|
3573 msg_putchar(' '); /* :map */
|
|
3574 else
|
|
3575 {
|
|
3576 len = 0;
|
|
3577 if (mp->m_mode & NORMAL)
|
|
3578 {
|
|
3579 msg_putchar('n'); /* :nmap */
|
|
3580 ++len;
|
|
3581 }
|
|
3582 if (mp->m_mode & OP_PENDING)
|
|
3583 {
|
|
3584 msg_putchar('o'); /* :omap */
|
|
3585 ++len;
|
|
3586 }
|
|
3587 if (mp->m_mode & VISUAL)
|
|
3588 {
|
|
3589 msg_putchar('v'); /* :vmap */
|
|
3590 ++len;
|
|
3591 }
|
|
3592 }
|
|
3593 while (++len <= 3)
|
|
3594 msg_putchar(' ');
|
|
3595
|
|
3596 /* Get length of what we write */
|
|
3597 len = msg_outtrans_special(mp->m_keys, TRUE);
|
|
3598 do
|
|
3599 {
|
|
3600 msg_putchar(' '); /* padd with blanks */
|
|
3601 ++len;
|
|
3602 } while (len < 12);
|
|
3603
|
|
3604 if (mp->m_noremap == REMAP_NONE)
|
|
3605 msg_puts_attr((char_u *)"*", hl_attr(HLF_8));
|
|
3606 else if (mp->m_noremap == REMAP_SCRIPT)
|
|
3607 msg_puts_attr((char_u *)"&", hl_attr(HLF_8));
|
|
3608 else
|
|
3609 msg_putchar(' ');
|
|
3610
|
|
3611 if (local)
|
|
3612 msg_putchar('@');
|
|
3613 else
|
|
3614 msg_putchar(' ');
|
|
3615
|
|
3616 /* Use FALSE below if we only want things like <Up> to show up as such on
|
|
3617 * the rhs, and not M-x etc, TRUE gets both -- webb
|
|
3618 */
|
|
3619 if (*mp->m_str == NUL)
|
|
3620 msg_puts_attr((char_u *)"<Nop>", hl_attr(HLF_8));
|
|
3621 else
|
|
3622 msg_outtrans_special(mp->m_str, FALSE);
|
|
3623 out_flush(); /* show one line at a time */
|
|
3624 }
|
|
3625
|
|
3626 #if defined(FEAT_EVAL) || defined(PROTO)
|
|
3627 /*
|
|
3628 * Return TRUE if a map exists that has "str" in the rhs for mode "modechars".
|
|
3629 * Recognize termcap codes in "str".
|
|
3630 * Also checks mappings local to the current buffer.
|
|
3631 */
|
|
3632 int
|
|
3633 map_to_exists(str, modechars)
|
|
3634 char_u *str;
|
|
3635 char_u *modechars;
|
|
3636 {
|
|
3637 int mode = 0;
|
|
3638 char_u *rhs;
|
|
3639 char_u *buf;
|
|
3640 int retval;
|
|
3641
|
|
3642 rhs = replace_termcodes(str, &buf, FALSE, TRUE);
|
|
3643
|
|
3644 if (vim_strchr(modechars, 'n') != NULL)
|
|
3645 mode |= NORMAL;
|
|
3646 if (vim_strchr(modechars, 'v') != NULL)
|
|
3647 mode |= VISUAL;
|
|
3648 if (vim_strchr(modechars, 'o') != NULL)
|
|
3649 mode |= OP_PENDING;
|
|
3650 if (vim_strchr(modechars, 'i') != NULL)
|
|
3651 mode |= INSERT;
|
|
3652 if (vim_strchr(modechars, 'l') != NULL)
|
|
3653 mode |= LANGMAP;
|
|
3654 if (vim_strchr(modechars, 'c') != NULL)
|
|
3655 mode |= CMDLINE;
|
|
3656
|
|
3657 retval = map_to_exists_mode(rhs, mode);
|
|
3658 vim_free(buf);
|
|
3659
|
|
3660 return retval;
|
|
3661 }
|
|
3662 #endif
|
|
3663
|
|
3664 /*
|
|
3665 * Return TRUE if a map exists that has "str" in the rhs for mode "mode".
|
|
3666 * Also checks mappings local to the current buffer.
|
|
3667 */
|
|
3668 int
|
|
3669 map_to_exists_mode(rhs, mode)
|
|
3670 char_u *rhs;
|
|
3671 int mode;
|
|
3672 {
|
|
3673 mapblock_T *mp;
|
|
3674 int hash;
|
|
3675 # ifdef FEAT_LOCALMAP
|
|
3676 int expand_buffer = FALSE;
|
|
3677
|
|
3678 validate_maphash();
|
|
3679
|
|
3680 /* Do it twice: once for global maps and once for local maps. */
|
|
3681 for (;;)
|
|
3682 {
|
|
3683 # endif
|
|
3684 for (hash = 0; hash < 256; ++hash)
|
|
3685 {
|
|
3686 # ifdef FEAT_LOCALMAP
|
|
3687 if (expand_buffer)
|
|
3688 mp = curbuf->b_maphash[hash];
|
|
3689 else
|
|
3690 # endif
|
|
3691 mp = maphash[hash];
|
|
3692 for (; mp; mp = mp->m_next)
|
|
3693 {
|
|
3694 if ((mp->m_mode & mode)
|
|
3695 && strstr((char *)mp->m_str, (char *)rhs) != NULL)
|
|
3696 return TRUE;
|
|
3697 }
|
|
3698 }
|
|
3699 # ifdef FEAT_LOCALMAP
|
|
3700 if (expand_buffer)
|
|
3701 break;
|
|
3702 expand_buffer = TRUE;
|
|
3703 }
|
|
3704 # endif
|
|
3705
|
|
3706 return FALSE;
|
|
3707 }
|
|
3708
|
|
3709 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
3710 /*
|
|
3711 * Used below when expanding mapping/abbreviation names.
|
|
3712 */
|
|
3713 static int expand_mapmodes = 0;
|
|
3714 static int expand_isabbrev = 0;
|
|
3715 #ifdef FEAT_LOCALMAP
|
|
3716 static int expand_buffer = FALSE;
|
|
3717 #endif
|
|
3718
|
|
3719 /*
|
|
3720 * Work out what to complete when doing command line completion of mapping
|
|
3721 * or abbreviation names.
|
|
3722 */
|
|
3723 char_u *
|
|
3724 set_context_in_map_cmd(xp, cmd, arg, forceit, isabbrev, isunmap, cmdidx)
|
|
3725 expand_T *xp;
|
|
3726 char_u *cmd;
|
|
3727 char_u *arg;
|
|
3728 int forceit; /* TRUE if '!' given */
|
|
3729 int isabbrev; /* TRUE if abbreviation */
|
|
3730 int isunmap; /* TRUE if unmap/unabbrev command */
|
|
3731 cmdidx_T cmdidx;
|
|
3732 {
|
|
3733 if (forceit && cmdidx != CMD_map && cmdidx != CMD_unmap)
|
|
3734 xp->xp_context = EXPAND_NOTHING;
|
|
3735 else
|
|
3736 {
|
|
3737 if (isunmap)
|
|
3738 expand_mapmodes = get_map_mode(&cmd, forceit || isabbrev);
|
|
3739 else
|
|
3740 {
|
|
3741 expand_mapmodes = INSERT + CMDLINE;
|
|
3742 if (!isabbrev)
|
|
3743 expand_mapmodes += VISUAL + NORMAL + OP_PENDING;
|
|
3744 }
|
|
3745 expand_isabbrev = isabbrev;
|
|
3746 xp->xp_context = EXPAND_MAPPINGS;
|
|
3747 #ifdef FEAT_LOCALMAP
|
|
3748 expand_buffer = FALSE;
|
|
3749 #endif
|
|
3750 for (;;)
|
|
3751 {
|
|
3752 #ifdef FEAT_LOCALMAP
|
|
3753 if (STRNCMP(arg, "<buffer>", 8) == 0)
|
|
3754 {
|
|
3755 expand_buffer = TRUE;
|
|
3756 arg = skipwhite(arg + 8);
|
|
3757 continue;
|
|
3758 }
|
|
3759 #endif
|
|
3760 if (STRNCMP(arg, "<unique>", 8) == 0)
|
|
3761 {
|
|
3762 arg = skipwhite(arg + 8);
|
|
3763 continue;
|
|
3764 }
|
|
3765 if (STRNCMP(arg, "<silent>", 8) == 0)
|
|
3766 {
|
|
3767 arg = skipwhite(arg + 8);
|
|
3768 continue;
|
|
3769 }
|
|
3770 if (STRNCMP(arg, "<script>", 8) == 0)
|
|
3771 {
|
|
3772 arg = skipwhite(arg + 8);
|
|
3773 continue;
|
|
3774 }
|
|
3775 break;
|
|
3776 }
|
|
3777 xp->xp_pattern = arg;
|
|
3778 }
|
|
3779
|
|
3780 return NULL;
|
|
3781 }
|
|
3782
|
|
3783 /*
|
|
3784 * Find all mapping/abbreviation names that match regexp 'prog'.
|
|
3785 * For command line expansion of ":[un]map" and ":[un]abbrev" in all modes.
|
|
3786 * Return OK if matches found, FAIL otherwise.
|
|
3787 */
|
|
3788 int
|
|
3789 ExpandMappings(regmatch, num_file, file)
|
|
3790 regmatch_T *regmatch;
|
|
3791 int *num_file;
|
|
3792 char_u ***file;
|
|
3793 {
|
|
3794 mapblock_T *mp;
|
|
3795 int hash;
|
|
3796 int count;
|
|
3797 int round;
|
|
3798 char_u *p;
|
|
3799 int i;
|
|
3800
|
|
3801 validate_maphash();
|
|
3802
|
|
3803 *num_file = 0; /* return values in case of FAIL */
|
|
3804 *file = NULL;
|
|
3805
|
|
3806 /*
|
|
3807 * round == 1: Count the matches.
|
|
3808 * round == 2: Build the array to keep the matches.
|
|
3809 */
|
|
3810 for (round = 1; round <= 2; ++round)
|
|
3811 {
|
|
3812 count = 0;
|
|
3813
|
|
3814 for (i = 0; i < 4; ++i)
|
|
3815 {
|
|
3816 if (i == 0)
|
|
3817 p = (char_u *)"<silent>";
|
|
3818 else if (i == 1)
|
|
3819 p = (char_u *)"<unique>";
|
|
3820 #ifdef FEAT_EVAL
|
|
3821 else if (i == 2)
|
|
3822 p = (char_u *)"<script>";
|
|
3823 #endif
|
|
3824 #ifdef FEAT_LOCALMAP
|
|
3825 else if (i == 3 && !expand_buffer)
|
|
3826 p = (char_u *)"<buffer>";
|
|
3827 #endif
|
|
3828 else
|
|
3829 continue;
|
|
3830
|
|
3831 if (vim_regexec(regmatch, p, (colnr_T)0))
|
|
3832 {
|
|
3833 if (round == 1)
|
|
3834 ++count;
|
|
3835 else
|
|
3836 (*file)[count++] = vim_strsave(p);
|
|
3837 }
|
|
3838 }
|
|
3839
|
|
3840 for (hash = 0; hash < 256; ++hash)
|
|
3841 {
|
|
3842 if (expand_isabbrev)
|
|
3843 {
|
|
3844 if (hash) /* only one abbrev list */
|
|
3845 break; /* for (hash) */
|
|
3846 mp = first_abbr;
|
|
3847 }
|
|
3848 #ifdef FEAT_LOCALMAP
|
|
3849 else if (expand_buffer)
|
|
3850 mp = curbuf->b_maphash[hash];
|
|
3851 #endif
|
|
3852 else
|
|
3853 mp = maphash[hash];
|
|
3854 for (; mp; mp = mp->m_next)
|
|
3855 {
|
|
3856 if (mp->m_mode & expand_mapmodes)
|
|
3857 {
|
|
3858 p = translate_mapping(mp->m_keys, TRUE);
|
|
3859 if (p != NULL && vim_regexec(regmatch, p, (colnr_T)0))
|
|
3860 {
|
|
3861 if (round == 1)
|
|
3862 ++count;
|
|
3863 else
|
|
3864 {
|
|
3865 (*file)[count++] = p;
|
|
3866 p = NULL;
|
|
3867 }
|
|
3868 }
|
|
3869 vim_free(p);
|
|
3870 }
|
|
3871 } /* for (mp) */
|
|
3872 } /* for (hash) */
|
|
3873
|
|
3874 if (count == 0) /* no match found */
|
|
3875 break; /* for (round) */
|
|
3876
|
|
3877 if (round == 1)
|
|
3878 {
|
|
3879 *file = (char_u **)alloc((unsigned)(count * sizeof(char_u *)));
|
|
3880 if (*file == NULL)
|
|
3881 return FAIL;
|
|
3882 }
|
|
3883 } /* for (round) */
|
|
3884
|
|
3885 /* Sort the matches */
|
|
3886 sort_strings(*file, count);
|
|
3887
|
|
3888 /* Remove multiple entries */
|
|
3889 {
|
|
3890 char_u **ptr1 = *file;
|
|
3891 char_u **ptr2 = ptr1 + 1;
|
|
3892 char_u **ptr3 = ptr1 + count;
|
|
3893
|
|
3894 while (ptr2 < ptr3)
|
|
3895 {
|
|
3896 if (STRCMP(*ptr1, *ptr2))
|
|
3897 *++ptr1 = *ptr2++;
|
|
3898 else
|
|
3899 {
|
|
3900 vim_free(*ptr2++);
|
|
3901 count--;
|
|
3902 }
|
|
3903 }
|
|
3904 }
|
|
3905
|
|
3906 *num_file = count;
|
|
3907 return (count == 0 ? FAIL : OK);
|
|
3908 }
|
|
3909 #endif /* FEAT_CMDL_COMPL */
|
|
3910
|
|
3911 /*
|
|
3912 * Check for an abbreviation.
|
|
3913 * Cursor is at ptr[col]. When inserting, mincol is where insert started.
|
|
3914 * "c" is the character typed before check_abbr was called. It may have
|
|
3915 * ABBR_OFF added to avoid prepending a CTRL-V to it.
|
|
3916 *
|
|
3917 * Historic vi practice: The last character of an abbreviation must be an id
|
|
3918 * character ([a-zA-Z0-9_]). The characters in front of it must be all id
|
|
3919 * characters or all non-id characters. This allows for abbr. "#i" to
|
|
3920 * "#include".
|
|
3921 *
|
|
3922 * Vim addition: Allow for abbreviations that end in a non-keyword character.
|
|
3923 * Then there must be white space before the abbr.
|
|
3924 *
|
|
3925 * return TRUE if there is an abbreviation, FALSE if not
|
|
3926 */
|
|
3927 int
|
|
3928 check_abbr(c, ptr, col, mincol)
|
|
3929 int c;
|
|
3930 char_u *ptr;
|
|
3931 int col;
|
|
3932 int mincol;
|
|
3933 {
|
|
3934 int len;
|
|
3935 int scol; /* starting column of the abbr. */
|
|
3936 int j;
|
|
3937 #ifdef FEAT_MBYTE
|
|
3938 char_u tb[MB_MAXBYTES + 4];
|
|
3939 #else
|
|
3940 char_u tb[4];
|
|
3941 #endif
|
|
3942 mapblock_T *mp;
|
|
3943 #ifdef FEAT_LOCALMAP
|
|
3944 mapblock_T *mp2;
|
|
3945 #endif
|
|
3946 #ifdef FEAT_MBYTE
|
|
3947 int clen = 0; /* length in characters */
|
|
3948 #endif
|
|
3949 int is_id = TRUE;
|
|
3950 int vim_abbr;
|
|
3951
|
|
3952 if (typebuf.tb_no_abbr_cnt) /* abbrev. are not recursive */
|
|
3953 return FALSE;
|
|
3954 if (KeyNoremap) /* no remapping implies no abbreviation */
|
|
3955 return FALSE;
|
|
3956
|
|
3957 /*
|
|
3958 * Check for word before the cursor: If it ends in a keyword char all
|
|
3959 * chars before it must be al keyword chars or non-keyword chars, but not
|
|
3960 * white space. If it ends in a non-keyword char we accept any characters
|
|
3961 * before it except white space.
|
|
3962 */
|
|
3963 if (col == 0) /* cannot be an abbr. */
|
|
3964 return FALSE;
|
|
3965
|
|
3966 #ifdef FEAT_MBYTE
|
|
3967 if (has_mbyte)
|
|
3968 {
|
|
3969 char_u *p;
|
|
3970
|
|
3971 p = mb_prevptr(ptr, ptr + col);
|
|
3972 if (!vim_iswordp(p))
|
|
3973 vim_abbr = TRUE; /* Vim added abbr. */
|
|
3974 else
|
|
3975 {
|
|
3976 vim_abbr = FALSE; /* vi compatible abbr. */
|
|
3977 if (p > ptr)
|
|
3978 is_id = vim_iswordp(mb_prevptr(ptr, p));
|
|
3979 }
|
|
3980 clen = 1;
|
|
3981 while (p > ptr + mincol)
|
|
3982 {
|
|
3983 p = mb_prevptr(ptr, p);
|
|
3984 if (vim_isspace(*p) || (!vim_abbr && is_id != vim_iswordp(p)))
|
|
3985 {
|
|
3986 p += (*mb_ptr2len_check)(p);
|
|
3987 break;
|
|
3988 }
|
|
3989 ++clen;
|
|
3990 }
|
|
3991 scol = (int)(p - ptr);
|
|
3992 }
|
|
3993 else
|
|
3994 #endif
|
|
3995 {
|
|
3996 if (!vim_iswordc(ptr[col - 1]))
|
|
3997 vim_abbr = TRUE; /* Vim added abbr. */
|
|
3998 else
|
|
3999 {
|
|
4000 vim_abbr = FALSE; /* vi compatible abbr. */
|
|
4001 if (col > 1)
|
|
4002 is_id = vim_iswordc(ptr[col - 2]);
|
|
4003 }
|
|
4004 for (scol = col - 1; scol > 0 && !vim_isspace(ptr[scol - 1])
|
|
4005 && (vim_abbr || is_id == vim_iswordc(ptr[scol - 1])); --scol)
|
|
4006 ;
|
|
4007 }
|
|
4008
|
|
4009 if (scol < mincol)
|
|
4010 scol = mincol;
|
|
4011 if (scol < col) /* there is a word in front of the cursor */
|
|
4012 {
|
|
4013 ptr += scol;
|
|
4014 len = col - scol;
|
|
4015 #ifdef FEAT_LOCALMAP
|
|
4016 mp = curbuf->b_first_abbr;
|
|
4017 mp2 = first_abbr;
|
|
4018 if (mp == NULL)
|
|
4019 {
|
|
4020 mp = mp2;
|
|
4021 mp2 = NULL;
|
|
4022 }
|
|
4023 #else
|
|
4024 mp = first_abbr;
|
|
4025 #endif
|
|
4026 for ( ; mp;
|
|
4027 #ifdef FEAT_LOCALMAP
|
|
4028 mp->m_next == NULL ? (mp = mp2, mp2 = NULL) :
|
|
4029 #endif
|
|
4030 (mp = mp->m_next))
|
|
4031 {
|
|
4032 /* find entries with right mode and keys */
|
|
4033 if ( (mp->m_mode & State)
|
|
4034 && mp->m_keylen == len
|
|
4035 && !STRNCMP(mp->m_keys, ptr, (size_t)len))
|
|
4036 break;
|
|
4037 }
|
|
4038 if (mp != NULL)
|
|
4039 {
|
|
4040 /*
|
|
4041 * Found a match:
|
|
4042 * Insert the rest of the abbreviation in typebuf.tb_buf[].
|
|
4043 * This goes from end to start.
|
|
4044 *
|
|
4045 * Characters 0x000 - 0x100: normal chars, may need CTRL-V,
|
|
4046 * except K_SPECIAL: Becomes K_SPECIAL KS_SPECIAL KE_FILLER
|
|
4047 * Characters where IS_SPECIAL() == TRUE: key codes, need
|
|
4048 * K_SPECIAL. Other characters (with ABBR_OFF): don't use CTRL-V.
|
|
4049 *
|
|
4050 * Character CTRL-] is treated specially - it completes the
|
|
4051 * abbreviation, but is not inserted into the input stream.
|
|
4052 */
|
|
4053 j = 0;
|
|
4054 /* special key code, split up */
|
|
4055 if (c != Ctrl_RSB)
|
|
4056 {
|
|
4057 if (IS_SPECIAL(c) || c == K_SPECIAL)
|
|
4058 {
|
|
4059 tb[j++] = K_SPECIAL;
|
|
4060 tb[j++] = K_SECOND(c);
|
|
4061 tb[j++] = K_THIRD(c);
|
|
4062 }
|
|
4063 else
|
|
4064 {
|
|
4065 if (c < ABBR_OFF && (c < ' ' || c > '~'))
|
|
4066 tb[j++] = Ctrl_V; /* special char needs CTRL-V */
|
|
4067 #ifdef FEAT_MBYTE
|
|
4068 if (has_mbyte)
|
|
4069 {
|
|
4070 /* if ABBR_OFF has been added, remove it here */
|
|
4071 if (c >= ABBR_OFF)
|
|
4072 c -= ABBR_OFF;
|
|
4073 j += (*mb_char2bytes)(c, tb + j);
|
|
4074 }
|
|
4075 else
|
|
4076 #endif
|
|
4077 tb[j++] = c;
|
|
4078 }
|
|
4079 tb[j] = NUL;
|
|
4080 /* insert the last typed char */
|
|
4081 (void)ins_typebuf(tb, 1, 0, TRUE, mp->m_silent);
|
|
4082 }
|
|
4083 /* insert the to string */
|
|
4084 (void)ins_typebuf(mp->m_str, mp->m_noremap, 0, TRUE, mp->m_silent);
|
|
4085 /* no abbrev. for these chars */
|
|
4086 typebuf.tb_no_abbr_cnt += (int)STRLEN(mp->m_str) + j + 1;
|
|
4087
|
|
4088 tb[0] = Ctrl_H;
|
|
4089 tb[1] = NUL;
|
|
4090 #ifdef FEAT_MBYTE
|
|
4091 if (has_mbyte)
|
|
4092 len = clen; /* Delete characters instead of bytes */
|
|
4093 #endif
|
|
4094 while (len-- > 0) /* delete the from string */
|
|
4095 (void)ins_typebuf(tb, 1, 0, TRUE, mp->m_silent);
|
|
4096 return TRUE;
|
|
4097 }
|
|
4098 }
|
|
4099 return FALSE;
|
|
4100 }
|
|
4101
|
|
4102 /*
|
|
4103 * Write map commands for the current mappings to an .exrc file.
|
|
4104 * Return FAIL on error, OK otherwise.
|
|
4105 */
|
|
4106 int
|
|
4107 makemap(fd, buf)
|
|
4108 FILE *fd;
|
|
4109 buf_T *buf; /* buffer for local mappings or NULL */
|
|
4110 {
|
|
4111 mapblock_T *mp;
|
|
4112 char_u c1, c2;
|
|
4113 char_u *p;
|
|
4114 char *cmd;
|
|
4115 int abbr;
|
|
4116 int hash;
|
|
4117 int did_cpo = FALSE;
|
|
4118 int i;
|
|
4119
|
|
4120 validate_maphash();
|
|
4121
|
|
4122 /*
|
|
4123 * Do the loop twice: Once for mappings, once for abbreviations.
|
|
4124 * Then loop over all map hash lists.
|
|
4125 */
|
|
4126 for (abbr = 0; abbr < 2; ++abbr)
|
|
4127 for (hash = 0; hash < 256; ++hash)
|
|
4128 {
|
|
4129 if (abbr)
|
|
4130 {
|
|
4131 if (hash) /* there is only one abbr list */
|
|
4132 break;
|
|
4133 #ifdef FEAT_LOCALMAP
|
|
4134 if (buf != NULL)
|
|
4135 mp = buf->b_first_abbr;
|
|
4136 else
|
|
4137 #endif
|
|
4138 mp = first_abbr;
|
|
4139 }
|
|
4140 else
|
|
4141 {
|
|
4142 #ifdef FEAT_LOCALMAP
|
|
4143 if (buf != NULL)
|
|
4144 mp = buf->b_maphash[hash];
|
|
4145 else
|
|
4146 #endif
|
|
4147 mp = maphash[hash];
|
|
4148 }
|
|
4149
|
|
4150 for ( ; mp; mp = mp->m_next)
|
|
4151 {
|
|
4152 /* skip script-local mappings */
|
|
4153 if (mp->m_noremap == REMAP_SCRIPT)
|
|
4154 continue;
|
|
4155
|
|
4156 /* skip mappings that contain a <SNR> (script-local thing),
|
|
4157 * they probably don't work when loaded again */
|
|
4158 for (p = mp->m_str; *p != NUL; ++p)
|
|
4159 if (p[0] == K_SPECIAL && p[1] == KS_EXTRA
|
|
4160 && p[2] == (int)KE_SNR)
|
|
4161 break;
|
|
4162 if (*p != NUL)
|
|
4163 continue;
|
|
4164
|
|
4165 c1 = NUL;
|
|
4166 c2 = NUL;
|
|
4167 if (abbr)
|
|
4168 cmd = "abbr";
|
|
4169 else
|
|
4170 cmd = "map";
|
|
4171 switch (mp->m_mode)
|
|
4172 {
|
|
4173 case NORMAL + VISUAL + OP_PENDING:
|
|
4174 break;
|
|
4175 case NORMAL:
|
|
4176 c1 = 'n';
|
|
4177 break;
|
|
4178 case VISUAL:
|
|
4179 c1 = 'v';
|
|
4180 break;
|
|
4181 case OP_PENDING:
|
|
4182 c1 = 'o';
|
|
4183 break;
|
|
4184 case NORMAL + VISUAL:
|
|
4185 c1 = 'n';
|
|
4186 c2 = 'v';
|
|
4187 break;
|
|
4188 case VISUAL + OP_PENDING:
|
|
4189 c1 = 'v';
|
|
4190 c2 = 'o';
|
|
4191 break;
|
|
4192 case NORMAL + OP_PENDING:
|
|
4193 c1 = 'n';
|
|
4194 c2 = 'o';
|
|
4195 break;
|
|
4196 case CMDLINE + INSERT:
|
|
4197 if (!abbr)
|
|
4198 cmd = "map!";
|
|
4199 break;
|
|
4200 case CMDLINE:
|
|
4201 c1 = 'c';
|
|
4202 break;
|
|
4203 case INSERT:
|
|
4204 c1 = 'i';
|
|
4205 break;
|
|
4206 case LANGMAP:
|
|
4207 c1 = 'l';
|
|
4208 break;
|
|
4209 default:
|
|
4210 EMSG(_("E228: makemap: Illegal mode"));
|
|
4211 return FAIL;
|
|
4212 }
|
|
4213 do /* may do this twice if c2 is set */
|
|
4214 {
|
|
4215 /* When outputting <> form, need to make sure that 'cpo'
|
|
4216 * is set to the Vim default. */
|
|
4217 if (!did_cpo)
|
|
4218 {
|
|
4219 if (*mp->m_str == NUL) /* will use <Nop> */
|
|
4220 did_cpo = TRUE;
|
|
4221 else
|
|
4222 for (i = 0; i < 2; ++i)
|
|
4223 for (p = (i ? mp->m_str : mp->m_keys); *p; ++p)
|
|
4224 if (*p == K_SPECIAL || *p == NL)
|
|
4225 did_cpo = TRUE;
|
|
4226 if (did_cpo)
|
|
4227 {
|
|
4228 if (fprintf(fd, "let s:cpo_save=&cpo") < 0
|
|
4229 || put_eol(fd) < 0
|
|
4230 || fprintf(fd, "set cpo&vim") < 0
|
|
4231 || put_eol(fd) < 0)
|
|
4232 return FAIL;
|
|
4233 }
|
|
4234 }
|
|
4235 if (c1 && putc(c1, fd) < 0)
|
|
4236 return FAIL;
|
|
4237 if (mp->m_noremap != REMAP_YES && fprintf(fd, "nore") < 0)
|
|
4238 return FAIL;
|
|
4239 if (fprintf(fd, cmd) < 0)
|
|
4240 return FAIL;
|
|
4241 if (buf != NULL && fputs(" <buffer>", fd) < 0)
|
|
4242 return FAIL;
|
|
4243 if (mp->m_silent && fputs(" <silent>", fd) < 0)
|
|
4244 return FAIL;
|
|
4245
|
|
4246 if ( putc(' ', fd) < 0
|
|
4247 || put_escstr(fd, mp->m_keys, 0) == FAIL
|
|
4248 || putc(' ', fd) < 0
|
|
4249 || put_escstr(fd, mp->m_str, 1) == FAIL
|
|
4250 || put_eol(fd) < 0)
|
|
4251 return FAIL;
|
|
4252 c1 = c2;
|
|
4253 c2 = NUL;
|
|
4254 }
|
|
4255 while (c1);
|
|
4256 }
|
|
4257 }
|
|
4258
|
|
4259 if (did_cpo)
|
|
4260 if (fprintf(fd, "let &cpo=s:cpo_save") < 0
|
|
4261 || put_eol(fd) < 0
|
|
4262 || fprintf(fd, "unlet s:cpo_save") < 0
|
|
4263 || put_eol(fd) < 0)
|
|
4264 return FAIL;
|
|
4265 return OK;
|
|
4266 }
|
|
4267
|
|
4268 /*
|
|
4269 * write escape string to file
|
|
4270 * "what": 0 for :map lhs, 1 for :map rhs, 2 for :set
|
|
4271 *
|
|
4272 * return FAIL for failure, OK otherwise
|
|
4273 */
|
|
4274 int
|
|
4275 put_escstr(fd, strstart, what)
|
|
4276 FILE *fd;
|
|
4277 char_u *strstart;
|
|
4278 int what;
|
|
4279 {
|
|
4280 char_u *str = strstart;
|
|
4281 int c;
|
|
4282 int modifiers;
|
|
4283
|
|
4284 /* :map xx <Nop> */
|
|
4285 if (*str == NUL && what == 1)
|
|
4286 {
|
|
4287 if (fprintf(fd, "<Nop>") < 0)
|
|
4288 return FAIL;
|
|
4289 return OK;
|
|
4290 }
|
|
4291
|
|
4292 for ( ; *str != NUL; ++str)
|
|
4293 {
|
|
4294 #ifdef FEAT_MBYTE
|
|
4295 char_u *p;
|
|
4296
|
|
4297 /* Check for a multi-byte character, which may contain escaped
|
|
4298 * K_SPECIAL and CSI bytes */
|
|
4299 p = mb_unescape(&str);
|
|
4300 if (p != NULL)
|
|
4301 {
|
|
4302 while (*p != NUL)
|
|
4303 if (putc(*p++, fd) < 0)
|
|
4304 return FAIL;
|
|
4305 --str;
|
|
4306 continue;
|
|
4307 }
|
|
4308 #endif
|
|
4309
|
|
4310 c = *str;
|
|
4311 /*
|
|
4312 * Special key codes have to be translated to be able to make sense
|
|
4313 * when they are read back.
|
|
4314 */
|
|
4315 if (c == K_SPECIAL && what != 2)
|
|
4316 {
|
|
4317 modifiers = 0x0;
|
|
4318 if (str[1] == KS_MODIFIER)
|
|
4319 {
|
|
4320 modifiers = str[2];
|
|
4321 str += 3;
|
|
4322 c = *str;
|
|
4323 }
|
|
4324 if (c == K_SPECIAL)
|
|
4325 {
|
|
4326 c = TO_SPECIAL(str[1], str[2]);
|
|
4327 str += 2;
|
|
4328 }
|
|
4329 if (IS_SPECIAL(c) || modifiers) /* special key */
|
|
4330 {
|
|
4331 if (fprintf(fd, (char *)get_special_key_name(c, modifiers)) < 0)
|
|
4332 return FAIL;
|
|
4333 continue;
|
|
4334 }
|
|
4335 }
|
|
4336
|
|
4337 /*
|
|
4338 * A '\n' in a map command should be written as <NL>.
|
|
4339 * A '\n' in a set command should be written as \^V^J.
|
|
4340 */
|
|
4341 if (c == NL)
|
|
4342 {
|
|
4343 if (what == 2)
|
|
4344 {
|
|
4345 if (fprintf(fd, IF_EB("\\\026\n", "\\" CTRL_V_STR "\n")) < 0)
|
|
4346 return FAIL;
|
|
4347 }
|
|
4348 else
|
|
4349 {
|
|
4350 if (fprintf(fd, "<NL>") < 0)
|
|
4351 return FAIL;
|
|
4352 }
|
|
4353 continue;
|
|
4354 }
|
|
4355
|
|
4356 /*
|
|
4357 * Some characters have to be escaped with CTRL-V to
|
|
4358 * prevent them from misinterpreted in DoOneCmd().
|
|
4359 * A space, Tab and '"' has to be escaped with a backslash to
|
|
4360 * prevent it to be misinterpreted in do_set().
|
|
4361 * A space has to be escaped with a CTRL-V when it's at the start of a
|
|
4362 * ":map" rhs.
|
|
4363 * A '<' has to be escaped with a CTRL-V to prevent it being
|
|
4364 * interpreted as the start of a special key name.
|
|
4365 * A space in the lhs of a :map needs a CTRL-V.
|
|
4366 */
|
|
4367 if (what == 2 && (vim_iswhite(c) || c == '"' || c == '\\'))
|
|
4368 {
|
|
4369 if (putc('\\', fd) < 0)
|
|
4370 return FAIL;
|
|
4371 }
|
|
4372 else if (c < ' ' || c > '~' || c == '|'
|
|
4373 || (what == 0 && c == ' ')
|
|
4374 || (what == 1 && str == strstart && c == ' ')
|
|
4375 || (what != 2 && c == '<'))
|
|
4376 {
|
|
4377 if (putc(Ctrl_V, fd) < 0)
|
|
4378 return FAIL;
|
|
4379 }
|
|
4380 if (putc(c, fd) < 0)
|
|
4381 return FAIL;
|
|
4382 }
|
|
4383 return OK;
|
|
4384 }
|
|
4385
|
|
4386 /*
|
|
4387 * Check all mappings for the presence of special key codes.
|
|
4388 * Used after ":set term=xxx".
|
|
4389 */
|
|
4390 void
|
|
4391 check_map_keycodes()
|
|
4392 {
|
|
4393 mapblock_T *mp;
|
|
4394 char_u *p;
|
|
4395 int i;
|
|
4396 char_u buf[3];
|
|
4397 char_u *save_name;
|
|
4398 int abbr;
|
|
4399 int hash;
|
|
4400 #ifdef FEAT_LOCALMAP
|
|
4401 buf_T *bp;
|
|
4402 #endif
|
|
4403
|
|
4404 validate_maphash();
|
|
4405 save_name = sourcing_name;
|
|
4406 sourcing_name = (char_u *)"mappings"; /* avoids giving error messages */
|
|
4407
|
|
4408 #ifdef FEAT_LOCALMAP
|
|
4409 /* This this once for each buffer, and then once for global
|
|
4410 * mappings/abbreviations with bp == NULL */
|
|
4411 for (bp = firstbuf; ; bp = bp->b_next)
|
|
4412 {
|
|
4413 #endif
|
|
4414 /*
|
|
4415 * Do the loop twice: Once for mappings, once for abbreviations.
|
|
4416 * Then loop over all map hash lists.
|
|
4417 */
|
|
4418 for (abbr = 0; abbr <= 1; ++abbr)
|
|
4419 for (hash = 0; hash < 256; ++hash)
|
|
4420 {
|
|
4421 if (abbr)
|
|
4422 {
|
|
4423 if (hash) /* there is only one abbr list */
|
|
4424 break;
|
|
4425 #ifdef FEAT_LOCALMAP
|
|
4426 if (bp != NULL)
|
|
4427 mp = bp->b_first_abbr;
|
|
4428 else
|
|
4429 #endif
|
|
4430 mp = first_abbr;
|
|
4431 }
|
|
4432 else
|
|
4433 {
|
|
4434 #ifdef FEAT_LOCALMAP
|
|
4435 if (bp != NULL)
|
|
4436 mp = bp->b_maphash[hash];
|
|
4437 else
|
|
4438 #endif
|
|
4439 mp = maphash[hash];
|
|
4440 }
|
|
4441 for ( ; mp != NULL; mp = mp->m_next)
|
|
4442 {
|
|
4443 for (i = 0; i <= 1; ++i) /* do this twice */
|
|
4444 {
|
|
4445 if (i == 0)
|
|
4446 p = mp->m_keys; /* once for the "from" part */
|
|
4447 else
|
|
4448 p = mp->m_str; /* and once for the "to" part */
|
|
4449 while (*p)
|
|
4450 {
|
|
4451 if (*p == K_SPECIAL)
|
|
4452 {
|
|
4453 ++p;
|
|
4454 if (*p < 128) /* for "normal" tcap entries */
|
|
4455 {
|
|
4456 buf[0] = p[0];
|
|
4457 buf[1] = p[1];
|
|
4458 buf[2] = NUL;
|
|
4459 (void)add_termcap_entry(buf, FALSE);
|
|
4460 }
|
|
4461 ++p;
|
|
4462 }
|
|
4463 ++p;
|
|
4464 }
|
|
4465 }
|
|
4466 }
|
|
4467 }
|
|
4468 #ifdef FEAT_LOCALMAP
|
|
4469 if (bp == NULL)
|
|
4470 break;
|
|
4471 }
|
|
4472 #endif
|
|
4473 sourcing_name = save_name;
|
|
4474 }
|
|
4475
|
|
4476 #ifdef FEAT_EVAL
|
|
4477 /*
|
|
4478 * Check the string "keys" against the lhs of all mappings
|
|
4479 * Return pointer to rhs of mapping (mapblock->m_str)
|
|
4480 * NULL otherwise
|
|
4481 */
|
|
4482 char_u *
|
|
4483 check_map(keys, mode, exact)
|
|
4484 char_u *keys;
|
|
4485 int mode;
|
|
4486 int exact; /* require exact match */
|
|
4487 {
|
|
4488 int hash;
|
|
4489 int len, minlen;
|
|
4490 mapblock_T *mp;
|
|
4491 #ifdef FEAT_LOCALMAP
|
|
4492 int local;
|
|
4493 #endif
|
|
4494
|
|
4495 validate_maphash();
|
|
4496
|
|
4497 len = (int)STRLEN(keys);
|
|
4498 #ifdef FEAT_LOCALMAP
|
|
4499 for (local = 1; local >= 0; --local)
|
|
4500 #endif
|
|
4501 /* loop over all hash lists */
|
|
4502 for (hash = 0; hash < 256; ++hash)
|
|
4503 {
|
|
4504 #ifdef FEAT_LOCALMAP
|
|
4505 if (local)
|
|
4506 mp = curbuf->b_maphash[hash];
|
|
4507 else
|
|
4508 #endif
|
|
4509 mp = maphash[hash];
|
|
4510 for ( ; mp != NULL; mp = mp->m_next)
|
|
4511 {
|
|
4512 /* skip entries with wrong mode, wrong length and not matching
|
|
4513 * ones */
|
|
4514 if (mp->m_keylen < len)
|
|
4515 minlen = mp->m_keylen;
|
|
4516 else
|
|
4517 minlen = len;
|
|
4518 if ((mp->m_mode & mode)
|
|
4519 && (!exact || mp->m_keylen == len)
|
|
4520 && STRNCMP(mp->m_keys, keys, minlen) == 0)
|
|
4521 return mp->m_str;
|
|
4522 }
|
|
4523 }
|
|
4524
|
|
4525 return NULL;
|
|
4526 }
|
|
4527 #endif
|
|
4528
|
|
4529 /*
|
|
4530 * Default mappings for some often used keys.
|
|
4531 */
|
|
4532 static struct initmap
|
|
4533 {
|
|
4534 char_u *arg;
|
|
4535 int mode;
|
|
4536 } initmappings[] =
|
|
4537 {
|
|
4538 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
4539 /* Use the Windows (CUA) keybindings. */
|
|
4540 # ifdef FEAT_GUI
|
|
4541 {(char_u *)"<C-PageUp> H", NORMAL+VISUAL},
|
|
4542 {(char_u *)"<C-PageUp> <C-O>H",INSERT},
|
|
4543 {(char_u *)"<C-PageDown> L$", NORMAL+VISUAL},
|
|
4544 {(char_u *)"<C-PageDown> <C-O>L<C-O>$", INSERT},
|
|
4545
|
|
4546 /* paste, copy and cut */
|
|
4547 {(char_u *)"<S-Insert> \"*P", NORMAL},
|
|
4548 {(char_u *)"<S-Insert> \"-d\"*P", VISUAL},
|
|
4549 {(char_u *)"<S-Insert> <C-R><C-O>*", INSERT+CMDLINE},
|
|
4550 {(char_u *)"<C-Insert> \"*y", VISUAL},
|
|
4551 {(char_u *)"<S-Del> \"*d", VISUAL},
|
|
4552 {(char_u *)"<C-Del> \"*d", VISUAL},
|
|
4553 {(char_u *)"<C-X> \"*d", VISUAL},
|
|
4554 /* Missing: CTRL-C (cancel) and CTRL-V (block selection) */
|
|
4555 # else
|
|
4556 {(char_u *)"\316\204 H", NORMAL+VISUAL}, /* CTRL-PageUp is "H" */
|
|
4557 {(char_u *)"\316\204 \017H",INSERT}, /* CTRL-PageUp is "^OH"*/
|
|
4558 {(char_u *)"\316v L$", NORMAL+VISUAL}, /* CTRL-PageDown is "L$" */
|
|
4559 {(char_u *)"\316v \017L\017$", INSERT}, /* CTRL-PageDown ="^OL^O$"*/
|
|
4560 {(char_u *)"\316w <C-Home>", NORMAL+VISUAL},
|
|
4561 {(char_u *)"\316w <C-Home>", INSERT+CMDLINE},
|
|
4562 {(char_u *)"\316u <C-End>", NORMAL+VISUAL},
|
|
4563 {(char_u *)"\316u <C-End>", INSERT+CMDLINE},
|
|
4564
|
|
4565 /* paste, copy and cut */
|
|
4566 # ifdef FEAT_CLIPBOARD
|
|
4567 # ifdef DJGPP
|
|
4568 {(char_u *)"\316\122 \"*P", NORMAL}, /* SHIFT-Insert is "*P */
|
|
4569 {(char_u *)"\316\122 \"-d\"*P", VISUAL}, /* SHIFT-Insert is "-d"*P */
|
|
4570 {(char_u *)"\316\122 \022\017*", INSERT}, /* SHIFT-Insert is ^R^O* */
|
|
4571 {(char_u *)"\316\222 \"*y", VISUAL}, /* CTRL-Insert is "*y */
|
|
4572 # if 0 /* Shift-Del produces the same code as Del */
|
|
4573 {(char_u *)"\316\123 \"*d", VISUAL}, /* SHIFT-Del is "*d */
|
|
4574 # endif
|
|
4575 {(char_u *)"\316\223 \"*d", VISUAL}, /* CTRL-Del is "*d */
|
|
4576 {(char_u *)"\030 \"-d", VISUAL}, /* CTRL-X is "-d */
|
|
4577 # else
|
|
4578 {(char_u *)"\316\324 \"*P", NORMAL}, /* SHIFT-Insert is "*P */
|
|
4579 {(char_u *)"\316\324 \"-d\"*P", VISUAL}, /* SHIFT-Insert is "-d"*P */
|
|
4580 {(char_u *)"\316\324 \022\017*", INSERT}, /* SHIFT-Insert is ^R^O* */
|
|
4581 {(char_u *)"\316\325 \"*y", VISUAL}, /* CTRL-Insert is "*y */
|
|
4582 {(char_u *)"\316\327 \"*d", VISUAL}, /* SHIFT-Del is "*d */
|
|
4583 {(char_u *)"\316\330 \"*d", VISUAL}, /* CTRL-Del is "*d */
|
|
4584 {(char_u *)"\030 \"-d", VISUAL}, /* CTRL-X is "-d */
|
|
4585 # endif
|
|
4586 # else
|
|
4587 {(char_u *)"\316\324 P", NORMAL}, /* SHIFT-Insert is P */
|
|
4588 {(char_u *)"\316\324 \"-dP", VISUAL}, /* SHIFT-Insert is "-dP */
|
|
4589 {(char_u *)"\316\324 \022\017\"", INSERT}, /* SHIFT-Insert is ^R^O" */
|
|
4590 {(char_u *)"\316\325 y", VISUAL}, /* CTRL-Insert is y */
|
|
4591 {(char_u *)"\316\327 d", VISUAL}, /* SHIFT-Del is d */
|
|
4592 {(char_u *)"\316\330 d", VISUAL}, /* CTRL-Del is d */
|
|
4593 # endif
|
|
4594 # endif
|
|
4595 #endif
|
|
4596
|
|
4597 #if defined(MACOS)
|
|
4598 /* Use the Standard MacOS binding. */
|
|
4599 /* paste, copy and cut */
|
|
4600 {(char_u *)"<D-v> \"*P", NORMAL},
|
|
4601 {(char_u *)"<D-v> \"-d\"*P", VISUAL},
|
|
4602 {(char_u *)"<D-v> <C-R>*", INSERT+CMDLINE},
|
|
4603 {(char_u *)"<D-c> \"*y", VISUAL},
|
|
4604 {(char_u *)"<D-x> \"*d", VISUAL},
|
|
4605 {(char_u *)"<Backspace> \"-d", VISUAL},
|
|
4606 #endif
|
|
4607
|
|
4608 /* Map extra keys to their normal equivalents. */
|
|
4609 {(char_u *)"<xF1> <F1>", NORMAL+VISUAL+OP_PENDING},
|
|
4610 {(char_u *)"<xF1> <F1>", INSERT+CMDLINE},
|
|
4611 {(char_u *)"<xF2> <F2>", NORMAL+VISUAL+OP_PENDING},
|
|
4612 {(char_u *)"<xF2> <F2>", INSERT+CMDLINE},
|
|
4613 {(char_u *)"<xF3> <F3>", NORMAL+VISUAL+OP_PENDING},
|
|
4614 {(char_u *)"<xF3> <F3>", INSERT+CMDLINE},
|
|
4615 {(char_u *)"<xF4> <F4>", NORMAL+VISUAL+OP_PENDING},
|
|
4616 {(char_u *)"<xF4> <F4>", INSERT+CMDLINE},
|
|
4617 {(char_u *)"<S-xF1> <S-F1>", NORMAL+VISUAL+OP_PENDING},
|
|
4618 {(char_u *)"<S-xF1> <S-F1>", INSERT+CMDLINE},
|
|
4619 {(char_u *)"<S-xF2> <S-F2>", NORMAL+VISUAL+OP_PENDING},
|
|
4620 {(char_u *)"<S-xF2> <S-F2>", INSERT+CMDLINE},
|
|
4621 {(char_u *)"<S-xF3> <S-F3>", NORMAL+VISUAL+OP_PENDING},
|
|
4622 {(char_u *)"<S-xF3> <S-F3>", INSERT+CMDLINE},
|
|
4623 {(char_u *)"<S-xF4> <S-F4>", NORMAL+VISUAL+OP_PENDING},
|
|
4624 {(char_u *)"<S-xF4> <S-F4>", INSERT+CMDLINE},
|
|
4625 {(char_u *)"<xEND> <END>", NORMAL+VISUAL+OP_PENDING},
|
|
4626 {(char_u *)"<xEND> <END>", INSERT+CMDLINE},
|
|
4627 {(char_u *)"<xHOME> <HOME>", NORMAL+VISUAL+OP_PENDING},
|
|
4628 {(char_u *)"<xHOME> <HOME>", INSERT+CMDLINE},
|
|
4629 };
|
|
4630
|
|
4631 /*
|
|
4632 * Set up default mappings.
|
|
4633 */
|
|
4634 void
|
|
4635 init_mappings()
|
|
4636 {
|
|
4637 int i;
|
|
4638
|
|
4639 for (i = 0; i < sizeof(initmappings) / sizeof(struct initmap); ++i)
|
|
4640 add_map(initmappings[i].arg, initmappings[i].mode);
|
|
4641 }
|
|
4642
|
|
4643 /*
|
|
4644 * Add a mapping "map" for mode "mode".
|
|
4645 * Need to put string in allocated memory, because do_map() will modify it.
|
|
4646 */
|
|
4647 void
|
|
4648 add_map(map, mode)
|
|
4649 char_u *map;
|
|
4650 int mode;
|
|
4651 {
|
|
4652 char_u *s;
|
|
4653 char_u *cpo_save = p_cpo;
|
|
4654
|
|
4655 p_cpo = (char_u *)""; /* Allow <> notation */
|
|
4656 s = vim_strsave(map);
|
|
4657 if (s != NULL)
|
|
4658 {
|
|
4659 (void)do_map(0, s, mode, FALSE);
|
|
4660 vim_free(s);
|
|
4661 }
|
|
4662 p_cpo = cpo_save;
|
|
4663 }
|