annotate src/charset.c @ 928:03c4ceec6bec v7.0.054

updated for version 7.0-054
author vimboss
date Wed, 16 Aug 2006 13:55:16 +0000
parents 8bebcabccc2c
children 537cb92935b6
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7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 #include "vim.h"
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11
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12 #ifdef FEAT_LINEBREAK
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13 static int win_chartabsize __ARGS((win_T *wp, char_u *p, colnr_T col));
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14 #endif
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15
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16 #ifdef FEAT_MBYTE
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17 static int win_nolbr_chartabsize __ARGS((win_T *wp, char_u *s, colnr_T col, int *headp));
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18 #endif
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19
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20 static int nr2hex __ARGS((int c));
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21
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22 static int chartab_initialized = FALSE;
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23
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24 /* b_chartab[] is an array of 32 bytes, each bit representing one of the
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25 * characters 0-255. */
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26 #define SET_CHARTAB(buf, c) (buf)->b_chartab[(unsigned)(c) >> 3] |= (1 << ((c) & 0x7))
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27 #define RESET_CHARTAB(buf, c) (buf)->b_chartab[(unsigned)(c) >> 3] &= ~(1 << ((c) & 0x7))
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28 #define GET_CHARTAB(buf, c) ((buf)->b_chartab[(unsigned)(c) >> 3] & (1 << ((c) & 0x7)))
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29
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30 /*
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31 * Fill chartab[]. Also fills curbuf->b_chartab[] with flags for keyword
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32 * characters for current buffer.
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33 *
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34 * Depends on the option settings 'iskeyword', 'isident', 'isfname',
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35 * 'isprint' and 'encoding'.
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36 *
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37 * The index in chartab[] depends on 'encoding':
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38 * - For non-multi-byte index with the byte (same as the character).
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39 * - For DBCS index with the first byte.
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40 * - For UTF-8 index with the character (when first byte is up to 0x80 it is
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41 * the same as the character, if the first byte is 0x80 and above it depends
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42 * on further bytes).
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43 *
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44 * The contents of chartab[]:
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45 * - The lower two bits, masked by CT_CELL_MASK, give the number of display
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46 * cells the character occupies (1 or 2). Not valid for UTF-8 above 0x80.
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47 * - CT_PRINT_CHAR bit is set when the character is printable (no need to
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48 * translate the character before displaying it). Note that only DBCS
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49 * characters can have 2 display cells and still be printable.
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50 * - CT_FNAME_CHAR bit is set when the character can be in a file name.
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51 * - CT_ID_CHAR bit is set when the character can be in an identifier.
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52 *
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53 * Return FAIL if 'iskeyword', 'isident', 'isfname' or 'isprint' option has an
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54 * error, OK otherwise.
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55 */
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56 int
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57 init_chartab()
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58 {
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59 return buf_init_chartab(curbuf, TRUE);
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60 }
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61
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62 int
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63 buf_init_chartab(buf, global)
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64 buf_T *buf;
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65 int global; /* FALSE: only set buf->b_chartab[] */
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66 {
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67 int c;
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68 int c2;
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69 char_u *p;
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70 int i;
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71 int tilde;
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72 int do_isalpha;
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73
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74 if (global)
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75 {
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76 /*
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77 * Set the default size for printable characters:
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78 * From <Space> to '~' is 1 (printable), others are 2 (not printable).
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79 * This also inits all 'isident' and 'isfname' flags to FALSE.
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80 *
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81 * EBCDIC: all chars below ' ' are not printable, all others are
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82 * printable.
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83 */
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84 c = 0;
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85 while (c < ' ')
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86 chartab[c++] = (dy_flags & DY_UHEX) ? 4 : 2;
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87 #ifdef EBCDIC
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88 while (c < 255)
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89 #else
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90 while (c <= '~')
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91 #endif
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92 chartab[c++] = 1 + CT_PRINT_CHAR;
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93 #ifdef FEAT_FKMAP
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94 if (p_altkeymap)
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95 {
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96 while (c < YE)
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97 chartab[c++] = 1 + CT_PRINT_CHAR;
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98 }
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99 #endif
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100 while (c < 256)
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101 {
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102 #ifdef FEAT_MBYTE
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103 /* UTF-8: bytes 0xa0 - 0xff are printable (latin1) */
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104 if (enc_utf8 && c >= 0xa0)
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105 chartab[c++] = CT_PRINT_CHAR + 1;
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106 /* euc-jp characters starting with 0x8e are single width */
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107 else if (enc_dbcs == DBCS_JPNU && c == 0x8e)
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108 chartab[c++] = CT_PRINT_CHAR + 1;
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109 /* other double-byte chars can be printable AND double-width */
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110 else if (enc_dbcs != 0 && MB_BYTE2LEN(c) == 2)
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111 chartab[c++] = CT_PRINT_CHAR + 2;
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112 else
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113 #endif
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114 /* the rest is unprintable by default */
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115 chartab[c++] = (dy_flags & DY_UHEX) ? 4 : 2;
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116 }
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117
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118 #ifdef FEAT_MBYTE
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119 /* Assume that every multi-byte char is a filename character. */
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120 for (c = 1; c < 256; ++c)
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121 if ((enc_dbcs != 0 && MB_BYTE2LEN(c) > 1)
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122 || (enc_dbcs == DBCS_JPNU && c == 0x8e)
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123 || (enc_utf8 && c >= 0xa0))
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124 chartab[c] |= CT_FNAME_CHAR;
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125 #endif
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126 }
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127
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128 /*
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129 * Init word char flags all to FALSE
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130 */
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131 vim_memset(buf->b_chartab, 0, (size_t)32);
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132 #ifdef FEAT_MBYTE
227
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133 if (enc_dbcs != 0)
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134 for (c = 0; c < 256; ++c)
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135 {
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136 /* double-byte characters are probably word characters */
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137 if (MB_BYTE2LEN(c) == 2)
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138 SET_CHARTAB(buf, c);
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139 }
7
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140 #endif
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141
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142 #ifdef FEAT_LISP
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143 /*
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144 * In lisp mode the '-' character is included in keywords.
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145 */
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146 if (buf->b_p_lisp)
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147 SET_CHARTAB(buf, '-');
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148 #endif
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149
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150 /* Walk through the 'isident', 'iskeyword', 'isfname' and 'isprint'
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151 * options Each option is a list of characters, character numbers or
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152 * ranges, separated by commas, e.g.: "200-210,x,#-178,-"
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153 */
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154 for (i = global ? 0 : 3; i <= 3; ++i)
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155 {
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156 if (i == 0)
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157 p = p_isi; /* first round: 'isident' */
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158 else if (i == 1)
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159 p = p_isp; /* second round: 'isprint' */
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160 else if (i == 2)
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161 p = p_isf; /* third round: 'isfname' */
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162 else /* i == 3 */
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163 p = buf->b_p_isk; /* fourth round: 'iskeyword' */
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164
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165 while (*p)
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166 {
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167 tilde = FALSE;
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168 do_isalpha = FALSE;
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169 if (*p == '^' && p[1] != NUL)
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170 {
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171 tilde = TRUE;
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172 ++p;
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173 }
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174 if (VIM_ISDIGIT(*p))
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175 c = getdigits(&p);
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176 else
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177 c = *p++;
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178 c2 = -1;
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179 if (*p == '-' && p[1] != NUL)
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180 {
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181 ++p;
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182 if (VIM_ISDIGIT(*p))
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183 c2 = getdigits(&p);
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184 else
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185 c2 = *p++;
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186 }
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187 if (c <= 0 || (c2 < c && c2 != -1) || c2 >= 256
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188 || !(*p == NUL || *p == ','))
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189 return FAIL;
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190
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191 if (c2 == -1) /* not a range */
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192 {
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vimboss
parents:
diff changeset
193 /*
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vimboss
parents:
diff changeset
194 * A single '@' (not "@-@"):
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vimboss
parents:
diff changeset
195 * Decide on letters being ID/printable/keyword chars with
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
196 * standard function isalpha(). This takes care of locale for
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
197 * single-byte characters).
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vimboss
parents:
diff changeset
198 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
199 if (c == '@')
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vimboss
parents:
diff changeset
200 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
201 do_isalpha = TRUE;
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vimboss
parents:
diff changeset
202 c = 1;
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vimboss
parents:
diff changeset
203 c2 = 255;
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vimboss
parents:
diff changeset
204 }
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vimboss
parents:
diff changeset
205 else
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vimboss
parents:
diff changeset
206 c2 = c;
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vimboss
parents:
diff changeset
207 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
208 while (c <= c2)
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vimboss
parents:
diff changeset
209 {
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vimboss
parents:
diff changeset
210 if (!do_isalpha || isalpha(c)
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vimboss
parents:
diff changeset
211 #ifdef FEAT_FKMAP
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parents:
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212 || (p_altkeymap && (F_isalpha(c) || F_isdigit(c)))
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vimboss
parents:
diff changeset
213 #endif
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vimboss
parents:
diff changeset
214 )
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vimboss
parents:
diff changeset
215 {
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vimboss
parents:
diff changeset
216 if (i == 0) /* (re)set ID flag */
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vimboss
parents:
diff changeset
217 {
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vimboss
parents:
diff changeset
218 if (tilde)
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vimboss
parents:
diff changeset
219 chartab[c] &= ~CT_ID_CHAR;
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vimboss
parents:
diff changeset
220 else
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vimboss
parents:
diff changeset
221 chartab[c] |= CT_ID_CHAR;
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vimboss
parents:
diff changeset
222 }
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vimboss
parents:
diff changeset
223 else if (i == 1) /* (re)set printable */
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vimboss
parents:
diff changeset
224 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
225 if ((c < ' '
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vimboss
parents:
diff changeset
226 #ifndef EBCDIC
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vimboss
parents:
diff changeset
227 || c > '~'
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vimboss
parents:
diff changeset
228 #endif
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vimboss
parents:
diff changeset
229 #ifdef FEAT_FKMAP
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parents:
diff changeset
230 || (p_altkeymap
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vimboss
parents:
diff changeset
231 && (F_isalpha(c) || F_isdigit(c)))
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vimboss
parents:
diff changeset
232 #endif
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vimboss
parents:
diff changeset
233 )
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
234 #ifdef FEAT_MBYTE
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vimboss
parents:
diff changeset
235 /* For double-byte we keep the cell width, so
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
236 * that we can detect it from the first byte. */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
237 && !(enc_dbcs && MB_BYTE2LEN(c) == 2)
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vimboss
parents:
diff changeset
238 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
239 )
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
240 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
241 if (tilde)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
242 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
243 chartab[c] = (chartab[c] & ~CT_CELL_MASK)
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vimboss
parents:
diff changeset
244 + ((dy_flags & DY_UHEX) ? 4 : 2);
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vimboss
parents:
diff changeset
245 chartab[c] &= ~CT_PRINT_CHAR;
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vimboss
parents:
diff changeset
246 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
247 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
248 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
249 chartab[c] = (chartab[c] & ~CT_CELL_MASK) + 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
250 chartab[c] |= CT_PRINT_CHAR;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
251 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
252 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
253 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
254 else if (i == 2) /* (re)set fname flag */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
255 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
256 if (tilde)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
257 chartab[c] &= ~CT_FNAME_CHAR;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
258 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
259 chartab[c] |= CT_FNAME_CHAR;
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vimboss
parents:
diff changeset
260 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
261 else /* i == 3 */ /* (re)set keyword flag */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
262 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
263 if (tilde)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
264 RESET_CHARTAB(buf, c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
265 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
266 SET_CHARTAB(buf, c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
267 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
268 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
269 ++c;
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vimboss
parents:
diff changeset
270 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
271 p = skip_to_option_part(p);
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vimboss
parents:
diff changeset
272 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
273 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
274 chartab_initialized = TRUE;
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vimboss
parents:
diff changeset
275 return OK;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
276 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
277
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
278 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
279 * Translate any special characters in buf[bufsize] in-place.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
280 * The result is a string with only printable characters, but if there is not
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
281 * enough room, not all characters will be translated.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
282 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
283 void
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
284 trans_characters(buf, bufsize)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
285 char_u *buf;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
286 int bufsize;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
287 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
288 int len; /* length of string needing translation */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
289 int room; /* room in buffer after string */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
290 char_u *trs; /* translated character */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
291 int trs_len; /* length of trs[] */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
292
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
293 len = (int)STRLEN(buf);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
294 room = bufsize - len;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
295 while (*buf != 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
296 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
297 # ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
298 /* Assume a multi-byte character doesn't need translation. */
474
a5fcf36ef512 updated for version 7.0127
vimboss
parents: 308
diff changeset
299 if (has_mbyte && (trs_len = (*mb_ptr2len)(buf)) > 1)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
300 len -= trs_len;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
301 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
302 # endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
303 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
304 trs = transchar_byte(*buf);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
305 trs_len = (int)STRLEN(trs);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
306 if (trs_len > 1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
307 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
308 room -= trs_len - 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
309 if (room <= 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
310 return;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
311 mch_memmove(buf + trs_len, buf + 1, (size_t)len);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
312 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
313 mch_memmove(buf, trs, (size_t)trs_len);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
314 --len;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
315 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
316 buf += trs_len;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
317 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
318 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
319
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
320 #if defined(FEAT_EVAL) || defined(FEAT_TITLE) || defined(PROTO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
321 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
322 * Translate a string into allocated memory, replacing special chars with
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
323 * printable chars. Returns NULL when out of memory.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
324 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
325 char_u *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
326 transstr(s)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
327 char_u *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
328 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
329 char_u *res;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
330 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
331 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
332 int l, len, c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
333 char_u hexbuf[11];
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
334 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
335
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
336 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
337 if (has_mbyte)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
338 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
339 /* Compute the length of the result, taking account of unprintable
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
340 * multi-byte characters. */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
341 len = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
342 p = s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
343 while (*p != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
344 {
474
a5fcf36ef512 updated for version 7.0127
vimboss
parents: 308
diff changeset
345 if ((l = (*mb_ptr2len)(p)) > 1)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
346 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
347 c = (*mb_ptr2char)(p);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
348 p += l;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
349 if (vim_isprintc(c))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
350 len += l;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
351 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
352 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
353 transchar_hex(hexbuf, c);
835
8bebcabccc2c updated for version 7.0e01
vimboss
parents: 782
diff changeset
354 len += (int)STRLEN(hexbuf);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
355 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
356 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
357 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
358 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
359 l = byte2cells(*p++);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
360 if (l > 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
361 len += l;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
362 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
363 len += 4; /* illegal byte sequence */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
364 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
365 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
366 res = alloc((unsigned)(len + 1));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
367 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
368 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
369 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
370 res = alloc((unsigned)(vim_strsize(s) + 1));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
371 if (res != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
372 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
373 *res = NUL;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
374 p = s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
375 while (*p != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
376 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
377 #ifdef FEAT_MBYTE
474
a5fcf36ef512 updated for version 7.0127
vimboss
parents: 308
diff changeset
378 if (has_mbyte && (l = (*mb_ptr2len)(p)) > 1)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
379 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
380 c = (*mb_ptr2char)(p);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
381 if (vim_isprintc(c))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
382 STRNCAT(res, p, l); /* append printable multi-byte char */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
383 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
384 transchar_hex(res + STRLEN(res), c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
385 p += l;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
386 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
387 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
388 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
389 STRCAT(res, transchar_byte(*p++));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
390 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
391 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
392 return res;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
393 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
394 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
395
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
396 #if defined(FEAT_SYN_HL) || defined(FEAT_INS_EXPAND) || defined(PROTO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
397 /*
221
7fd4b5df33be updated for version 7.0062
vimboss
parents: 130
diff changeset
398 * Convert the string "str[orglen]" to do ignore-case comparing. Uses the
7fd4b5df33be updated for version 7.0062
vimboss
parents: 130
diff changeset
399 * current locale.
130
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vimboss
parents: 42
diff changeset
400 * When "buf" is NULL returns an allocated string (NULL for out-of-memory).
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
401 * Otherwise puts the result in "buf[buflen]".
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
402 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
403 char_u *
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
404 str_foldcase(str, orglen, buf, buflen)
7
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vimboss
parents:
diff changeset
405 char_u *str;
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
406 int orglen;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
407 char_u *buf;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
408 int buflen;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
409 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
410 garray_T ga;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
411 int i;
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
412 int len = orglen;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
413
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
414 #define GA_CHAR(i) ((char_u *)ga.ga_data)[i]
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
415 #define GA_PTR(i) ((char_u *)ga.ga_data + i)
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
416 #define STR_CHAR(i) (buf == NULL ? GA_CHAR(i) : buf[i])
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
417 #define STR_PTR(i) (buf == NULL ? GA_PTR(i) : buf + i)
7
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vimboss
parents:
diff changeset
418
130
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vimboss
parents: 42
diff changeset
419 /* Copy "str" into "buf" or allocated memory, unmodified. */
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
420 if (buf == NULL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
421 {
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
422 ga_init2(&ga, 1, 10);
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
423 if (ga_grow(&ga, len + 1) == FAIL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
424 return NULL;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
425 mch_memmove(ga.ga_data, str, (size_t)len);
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
426 ga.ga_len = len;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
427 }
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
428 else
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
429 {
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
430 if (len >= buflen) /* Ugly! */
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
431 len = buflen - 1;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
432 mch_memmove(buf, str, (size_t)len);
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
433 }
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
434 if (buf == NULL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
435 GA_CHAR(len) = NUL;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
436 else
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
437 buf[len] = NUL;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
438
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
439 /* Make each character lower case. */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
440 i = 0;
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
441 while (STR_CHAR(i) != NUL)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
442 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
443 #ifdef FEAT_MBYTE
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
444 if (enc_utf8 || (has_mbyte && MB_BYTE2LEN(STR_CHAR(i)) > 1))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
445 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
446 if (enc_utf8)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
447 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
448 int c, lc;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
449
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
450 c = utf_ptr2char(STR_PTR(i));
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
451 lc = utf_tolower(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
452 if (c != lc)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
453 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
454 int ol = utf_char2len(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
455 int nl = utf_char2len(lc);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
456
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
457 /* If the byte length changes need to shift the following
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
458 * characters forward or backward. */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
459 if (ol != nl)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
460 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
461 if (nl > ol)
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
462 {
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
463 if (buf == NULL ? ga_grow(&ga, nl - ol + 1) == FAIL
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
464 : len + nl - ol >= buflen)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
465 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
466 /* out of memory, keep old char */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
467 lc = c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
468 nl = ol;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
469 }
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
470 }
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
471 if (ol != nl)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
472 {
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
473 if (buf == NULL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
474 {
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
475 mch_memmove(GA_PTR(i) + nl, GA_PTR(i) + ol,
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
476 STRLEN(GA_PTR(i) + ol) + 1);
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
477 ga.ga_len += nl - ol;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
478 }
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
479 else
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
480 {
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
481 mch_memmove(buf + i + nl, buf + i + ol,
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
482 STRLEN(buf + i + ol) + 1);
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
483 len += nl - ol;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
484 }
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
485 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
486 }
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
487 (void)utf_char2bytes(lc, STR_PTR(i));
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
488 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
489 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
490 /* skip to next multi-byte char */
474
a5fcf36ef512 updated for version 7.0127
vimboss
parents: 308
diff changeset
491 i += (*mb_ptr2len)(STR_PTR(i));
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
492 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
493 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
494 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
495 {
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
496 if (buf == NULL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
497 GA_CHAR(i) = TOLOWER_LOC(GA_CHAR(i));
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
498 else
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
499 buf[i] = TOLOWER_LOC(buf[i]);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
500 ++i;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
501 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
502 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
503
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
504 if (buf == NULL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
505 return (char_u *)ga.ga_data;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
506 return buf;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
507 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
508 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
509
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
510 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
511 * Catch 22: chartab[] can't be initialized before the options are
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
512 * initialized, and initializing options may cause transchar() to be called!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
513 * When chartab_initialized == FALSE don't use chartab[].
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
514 * Does NOT work for multi-byte characters, c must be <= 255.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
515 * Also doesn't work for the first byte of a multi-byte, "c" must be a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
516 * character!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
517 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
518 static char_u transchar_buf[7];
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
519
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
520 char_u *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
521 transchar(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
522 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
523 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
524 int i;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
525
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
526 i = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
527 if (IS_SPECIAL(c)) /* special key code, display as ~@ char */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
528 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
529 transchar_buf[0] = '~';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
530 transchar_buf[1] = '@';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
531 i = 2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
532 c = K_SECOND(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
533 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
534
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
535 if ((!chartab_initialized && (
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
536 #ifdef EBCDIC
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
537 (c >= 64 && c < 255)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
538 #else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
539 (c >= ' ' && c <= '~')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
540 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
541 #ifdef FEAT_FKMAP
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
542 || F_ischar(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
543 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
544 )) || (c < 256 && vim_isprintc_strict(c)))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
545 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
546 /* printable character */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
547 transchar_buf[i] = c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
548 transchar_buf[i + 1] = NUL;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
549 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
550 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
551 transchar_nonprint(transchar_buf + i, c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
552 return transchar_buf;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
553 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
554
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
555 #if defined(FEAT_MBYTE) || defined(PROTO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
556 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
557 * Like transchar(), but called with a byte instead of a character. Checks
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
558 * for an illegal UTF-8 byte.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
559 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
560 char_u *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
561 transchar_byte(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
562 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
563 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
564 if (enc_utf8 && c >= 0x80)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
565 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
566 transchar_nonprint(transchar_buf, c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
567 return transchar_buf;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
568 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
569 return transchar(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
570 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
571 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
572
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
573 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
574 * Convert non-printable character to two or more printable characters in
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
575 * "buf[]". "buf" needs to be able to hold five bytes.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
576 * Does NOT work for multi-byte characters, c must be <= 255.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
577 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
578 void
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
579 transchar_nonprint(buf, c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
580 char_u *buf;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
581 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
582 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
583 if (c == NL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
584 c = NUL; /* we use newline in place of a NUL */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
585 else if (c == CAR && get_fileformat(curbuf) == EOL_MAC)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
586 c = NL; /* we use CR in place of NL in this case */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
587
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
588 if (dy_flags & DY_UHEX) /* 'display' has "uhex" */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
589 transchar_hex(buf, c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
590
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
591 #ifdef EBCDIC
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
592 /* For EBCDIC only the characters 0-63 and 255 are not printable */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
593 else if (CtrlChar(c) != 0 || c == DEL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
594 #else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
595 else if (c <= 0x7f) /* 0x00 - 0x1f and 0x7f */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
596 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
597 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
598 buf[0] = '^';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
599 #ifdef EBCDIC
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
600 if (c == DEL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
601 buf[1] = '?'; /* DEL displayed as ^? */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
602 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
603 buf[1] = CtrlChar(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
604 #else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
605 buf[1] = c ^ 0x40; /* DEL displayed as ^? */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
606 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
607
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
608 buf[2] = NUL;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
609 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
610 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
611 else if (enc_utf8 && c >= 0x80)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
612 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
613 transchar_hex(buf, c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
614 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
615 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
616 #ifndef EBCDIC
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
617 else if (c >= ' ' + 0x80 && c <= '~' + 0x80) /* 0xa0 - 0xfe */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
618 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
619 buf[0] = '|';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
620 buf[1] = c - 0x80;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
621 buf[2] = NUL;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
622 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
623 #else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
624 else if (c < 64)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
625 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
626 buf[0] = '~';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
627 buf[1] = MetaChar(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
628 buf[2] = NUL;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
629 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
630 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
631 else /* 0x80 - 0x9f and 0xff */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
632 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
633 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
634 * TODO: EBCDIC I don't know what to do with this chars, so I display
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
635 * them as '~?' for now
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
636 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
637 buf[0] = '~';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
638 #ifdef EBCDIC
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
639 buf[1] = '?'; /* 0xff displayed as ~? */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
640 #else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
641 buf[1] = (c - 0x80) ^ 0x40; /* 0xff displayed as ~? */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
642 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
643 buf[2] = NUL;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
644 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
645 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
646
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
647 void
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
648 transchar_hex(buf, c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
649 char_u *buf;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
650 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
651 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
652 int i = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
653
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
654 buf[0] = '<';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
655 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
656 if (c > 255)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
657 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
658 buf[++i] = nr2hex((unsigned)c >> 12);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
659 buf[++i] = nr2hex((unsigned)c >> 8);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
660 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
661 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
662 buf[++i] = nr2hex((unsigned)c >> 4);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
663 buf[++i] = nr2hex(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
664 buf[++i] = '>';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
665 buf[++i] = NUL;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
666 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
667
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
668 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
669 * Convert the lower 4 bits of byte "c" to its hex character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
670 * Lower case letters are used to avoid the confusion of <F1> being 0xf1 or
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
671 * function key 1.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
672 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
673 static int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
674 nr2hex(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
675 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
676 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
677 if ((c & 0xf) <= 9)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
678 return (c & 0xf) + '0';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
679 return (c & 0xf) - 10 + 'a';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
680 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
681
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
682 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
683 * Return number of display cells occupied by byte "b".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
684 * Caller must make sure 0 <= b <= 255.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
685 * For multi-byte mode "b" must be the first byte of a character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
686 * A TAB is counted as two cells: "^I".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
687 * For UTF-8 mode this will return 0 for bytes >= 0x80, because the number of
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
688 * cells depends on further bytes.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
689 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
690 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
691 byte2cells(b)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
692 int b;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
693 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
694 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
695 if (enc_utf8 && b >= 0x80)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
696 return 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
697 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
698 return (chartab[b] & CT_CELL_MASK);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
699 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
700
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
701 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
702 * Return number of display cells occupied by character "c".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
703 * "c" can be a special key (negative number) in which case 3 or 4 is returned.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
704 * A TAB is counted as two cells: "^I" or four: "<09>".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
705 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
706 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
707 char2cells(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
708 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
709 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
710 if (IS_SPECIAL(c))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
711 return char2cells(K_SECOND(c)) + 2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
712 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
713 if (c >= 0x80)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
714 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
715 /* UTF-8: above 0x80 need to check the value */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
716 if (enc_utf8)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
717 return utf_char2cells(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
718 /* DBCS: double-byte means double-width, except for euc-jp with first
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
719 * byte 0x8e */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
720 if (enc_dbcs != 0 && c >= 0x100)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
721 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
722 if (enc_dbcs == DBCS_JPNU && ((unsigned)c >> 8) == 0x8e)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
723 return 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
724 return 2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
725 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
726 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
727 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
728 return (chartab[c & 0xff] & CT_CELL_MASK);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
729 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
730
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
731 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
732 * Return number of display cells occupied by character at "*p".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
733 * A TAB is counted as two cells: "^I" or four: "<09>".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
734 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
735 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
736 ptr2cells(p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
737 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
738 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
739 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
740 /* For UTF-8 we need to look at more bytes if the first byte is >= 0x80. */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
741 if (enc_utf8 && *p >= 0x80)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
742 return utf_ptr2cells(p);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
743 /* For DBCS we can tell the cell count from the first byte. */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
744 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
745 return (chartab[*p] & CT_CELL_MASK);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
746 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
747
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
748 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
749 * Return the number of characters string "s" will take on the screen,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
750 * counting TABs as two characters: "^I".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
751 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
752 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
753 vim_strsize(s)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
754 char_u *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
755 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
756 return vim_strnsize(s, (int)MAXCOL);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
757 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
758
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
759 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
760 * Return the number of characters string "s[len]" will take on the screen,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
761 * counting TABs as two characters: "^I".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
762 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
763 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
764 vim_strnsize(s, len)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
765 char_u *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
766 int len;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
767 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
768 int size = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
769
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
770 while (*s != NUL && --len >= 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
771 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
772 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
773 if (has_mbyte)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
774 {
474
a5fcf36ef512 updated for version 7.0127
vimboss
parents: 308
diff changeset
775 int l = (*mb_ptr2len)(s);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
776
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
777 size += ptr2cells(s);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
778 s += l;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
779 len -= l - 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
780 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
781 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
782 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
783 size += byte2cells(*s++);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
784 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
785 return size;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
786 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
787
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
788 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
789 * Return the number of characters 'c' will take on the screen, taking
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
790 * into account the size of a tab.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
791 * Use a define to make it fast, this is used very often!!!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
792 * Also see getvcol() below.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
793 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
794
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
795 #define RET_WIN_BUF_CHARTABSIZE(wp, buf, p, col) \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
796 if (*(p) == TAB && (!(wp)->w_p_list || lcs_tab1)) \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
797 { \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
798 int ts; \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
799 ts = (buf)->b_p_ts; \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
800 return (int)(ts - (col % ts)); \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
801 } \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
802 else \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
803 return ptr2cells(p);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
804
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
805 #if defined(FEAT_VREPLACE) || defined(FEAT_EX_EXTRA) || defined(FEAT_GUI) \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
806 || defined(FEAT_VIRTUALEDIT) || defined(PROTO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
807 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
808 chartabsize(p, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
809 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
810 colnr_T col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
811 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
812 RET_WIN_BUF_CHARTABSIZE(curwin, curbuf, p, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
813 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
814 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
815
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
816 #ifdef FEAT_LINEBREAK
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
817 static int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
818 win_chartabsize(wp, p, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
819 win_T *wp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
820 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
821 colnr_T col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
822 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
823 RET_WIN_BUF_CHARTABSIZE(wp, wp->w_buffer, p, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
824 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
825 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
826
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
827 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
828 * return the number of characters the string 's' will take on the screen,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
829 * taking into account the size of a tab
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
830 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
831 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
832 linetabsize(s)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
833 char_u *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
834 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
835 colnr_T col = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
836
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
837 while (*s != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
838 col += lbr_chartabsize_adv(&s, col);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
839 return (int)col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
840 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
841
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
842 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
843 * Like linetabsize(), but for a given window instead of the current one.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
844 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
845 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
846 win_linetabsize(wp, p, len)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
847 win_T *wp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
848 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
849 colnr_T len;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
850 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
851 colnr_T col = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
852 char_u *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
853
40
f1d2a58883b9 updated for version 7.0024
vimboss
parents: 39
diff changeset
854 for (s = p; *s != NUL && (len == MAXCOL || s < p + len); mb_ptr_adv(s))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
855 col += win_lbr_chartabsize(wp, s, col, NULL);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
856 return (int)col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
857 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
858
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
859 /*
42
c75153d791d0 updated for version 7.0026
vimboss
parents: 41
diff changeset
860 * Return TRUE if 'c' is a normal identifier character:
c75153d791d0 updated for version 7.0026
vimboss
parents: 41
diff changeset
861 * Letters and characters from the 'isident' option.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
862 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
863 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
864 vim_isIDc(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
865 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
866 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
867 return (c > 0 && c < 0x100 && (chartab[c] & CT_ID_CHAR));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
868 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
869
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
870 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
871 * return TRUE if 'c' is a keyword character: Letters and characters from
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
872 * 'iskeyword' option for current buffer.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
873 * For multi-byte characters mb_get_class() is used (builtin rules).
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
874 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
875 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
876 vim_iswordc(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
877 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
878 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
879 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
880 if (c >= 0x100)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
881 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
882 if (enc_dbcs != 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
883 return dbcs_class((unsigned)c >> 8, c & 0xff) >= 2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
884 if (enc_utf8)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
885 return utf_class(c) >= 2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
886 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
887 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
888 return (c > 0 && c < 0x100 && GET_CHARTAB(curbuf, c) != 0);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
889 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
890
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
891 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
892 * Just like vim_iswordc() but uses a pointer to the (multi-byte) character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
893 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
894 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
895 vim_iswordp(p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
896 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
897 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
898 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
899 if (has_mbyte && MB_BYTE2LEN(*p) > 1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
900 return mb_get_class(p) >= 2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
901 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
902 return GET_CHARTAB(curbuf, *p) != 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
903 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
904
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
905 #if defined(FEAT_SYN_HL) || defined(PROTO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
906 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
907 vim_iswordc_buf(p, buf)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
908 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
909 buf_T *buf;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
910 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
911 # ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
912 if (has_mbyte && MB_BYTE2LEN(*p) > 1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
913 return mb_get_class(p) >= 2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
914 # endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
915 return (GET_CHARTAB(buf, *p) != 0);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
916 }
741
ac1f1e69c50d updated for version 7.0222
vimboss
parents: 557
diff changeset
917 #endif
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
918
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
919 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
920 * return TRUE if 'c' is a valid file-name character
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
921 * Assume characters above 0x100 are valid (multi-byte).
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
922 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
923 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
924 vim_isfilec(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
925 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
926 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
927 return (c >= 0x100 || (c > 0 && (chartab[c] & CT_FNAME_CHAR)));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
928 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
929
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
930 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
931 * return TRUE if 'c' is a printable character
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
932 * Assume characters above 0x100 are printable (multi-byte), except for
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
933 * Unicode.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
934 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
935 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
936 vim_isprintc(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
937 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
938 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
939 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
940 if (enc_utf8 && c >= 0x100)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
941 return utf_printable(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
942 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
943 return (c >= 0x100 || (c > 0 && (chartab[c] & CT_PRINT_CHAR)));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
944 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
945
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
946 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
947 * Strict version of vim_isprintc(c), don't return TRUE if "c" is the head
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
948 * byte of a double-byte character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
949 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
950 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
951 vim_isprintc_strict(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
952 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
953 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
954 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
955 if (enc_dbcs != 0 && c < 0x100 && MB_BYTE2LEN(c) > 1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
956 return FALSE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
957 if (enc_utf8 && c >= 0x100)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
958 return utf_printable(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
959 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
960 return (c >= 0x100 || (c > 0 && (chartab[c] & CT_PRINT_CHAR)));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
961 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
962
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
963 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
964 * like chartabsize(), but also check for line breaks on the screen
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
965 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
966 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
967 lbr_chartabsize(s, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
968 unsigned char *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
969 colnr_T col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
970 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
971 #ifdef FEAT_LINEBREAK
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
972 if (!curwin->w_p_lbr && *p_sbr == NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
973 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
974 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
975 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
976 if (curwin->w_p_wrap)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
977 return win_nolbr_chartabsize(curwin, s, col, NULL);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
978 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
979 RET_WIN_BUF_CHARTABSIZE(curwin, curbuf, s, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
980 #ifdef FEAT_LINEBREAK
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
981 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
982 return win_lbr_chartabsize(curwin, s, col, NULL);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
983 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
984 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
985
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
986 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
987 * Call lbr_chartabsize() and advance the pointer.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
988 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
989 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
990 lbr_chartabsize_adv(s, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
991 char_u **s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
992 colnr_T col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
993 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
994 int retval;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
995
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
996 retval = lbr_chartabsize(*s, col);
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
997 mb_ptr_adv(*s);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
998 return retval;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
999 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1000
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1001 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1002 * This function is used very often, keep it fast!!!!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1003 *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1004 * If "headp" not NULL, set *headp to the size of what we for 'showbreak'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1005 * string at start of line. Warning: *headp is only set if it's a non-zero
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1006 * value, init to 0 before calling.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1007 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1008 /*ARGSUSED*/
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1009 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1010 win_lbr_chartabsize(wp, s, col, headp)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1011 win_T *wp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1012 char_u *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1013 colnr_T col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1014 int *headp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1015 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1016 #ifdef FEAT_LINEBREAK
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1017 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1018 int size;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1019 colnr_T col2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1020 colnr_T colmax;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1021 int added;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1022 # ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1023 int mb_added = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1024 # else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1025 # define mb_added 0
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1026 # endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1027 int numberextra;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1028 char_u *ps;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1029 int tab_corr = (*s == TAB);
236
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
1030 int n;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1031
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1032 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1033 * No 'linebreak' and 'showbreak': return quickly.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1034 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1035 if (!wp->w_p_lbr && *p_sbr == NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1036 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1037 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1038 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1039 if (wp->w_p_wrap)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1040 return win_nolbr_chartabsize(wp, s, col, headp);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1041 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1042 RET_WIN_BUF_CHARTABSIZE(wp, wp->w_buffer, s, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1043 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1044
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1045 #ifdef FEAT_LINEBREAK
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1046 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1047 * First get normal size, without 'linebreak'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1048 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1049 size = win_chartabsize(wp, s, col);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1050 c = *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1051
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1052 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1053 * If 'linebreak' set check at a blank before a non-blank if the line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1054 * needs a break here
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1055 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1056 if (wp->w_p_lbr
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1057 && vim_isbreak(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1058 && !vim_isbreak(s[1])
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1059 && !wp->w_p_list
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1060 && wp->w_p_wrap
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1061 # ifdef FEAT_VERTSPLIT
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1062 && wp->w_width != 0
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1063 # endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1064 )
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1065 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1066 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1067 * Count all characters from first non-blank after a blank up to next
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1068 * non-blank after a blank.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1069 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1070 numberextra = win_col_off(wp);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1071 col2 = col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1072 colmax = W_WIDTH(wp) - numberextra;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1073 if (col >= colmax)
236
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
1074 {
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
1075 n = colmax + win_col_off2(wp);
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
1076 if (n > 0)
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
1077 colmax += (((col - colmax) / n) + 1) * n;
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
1078 }
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
1079
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1080 for (;;)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1081 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1082 ps = s;
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1083 mb_ptr_adv(s);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1084 c = *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1085 if (!(c != NUL
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1086 && (vim_isbreak(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1087 || (!vim_isbreak(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1088 && (col2 == col || !vim_isbreak(*ps))))))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1089 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1090
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1091 col2 += win_chartabsize(wp, s, col2);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1092 if (col2 >= colmax) /* doesn't fit */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1093 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1094 size = colmax - col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1095 tab_corr = FALSE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1096 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1097 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1098 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1099 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1100 # ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1101 else if (has_mbyte && size == 2 && MB_BYTE2LEN(*s) > 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1102 && wp->w_p_wrap && in_win_border(wp, col))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1103 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1104 ++size; /* Count the ">" in the last column. */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1105 mb_added = 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1106 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1107 # endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1108
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1109 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1110 * May have to add something for 'showbreak' string at start of line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1111 * Set *headp to the size of what we add.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1112 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1113 added = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1114 if (*p_sbr != NUL && wp->w_p_wrap && col != 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1115 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1116 numberextra = win_col_off(wp);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1117 col += numberextra + mb_added;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1118 if (col >= (colnr_T)W_WIDTH(wp))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1119 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1120 col -= W_WIDTH(wp);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1121 numberextra = W_WIDTH(wp) - (numberextra - win_col_off2(wp));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1122 if (numberextra > 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1123 col = col % numberextra;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1124 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1125 if (col == 0 || col + size > (colnr_T)W_WIDTH(wp))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1126 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1127 added = vim_strsize(p_sbr);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1128 if (tab_corr)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1129 size += (added / wp->w_buffer->b_p_ts) * wp->w_buffer->b_p_ts;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1130 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1131 size += added;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1132 if (col != 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1133 added = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1134 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1135 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1136 if (headp != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1137 *headp = added + mb_added;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1138 return size;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1139 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1140 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1141
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1142 #if defined(FEAT_MBYTE) || defined(PROTO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1143 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1144 * Like win_lbr_chartabsize(), except that we know 'linebreak' is off and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1145 * 'wrap' is on. This means we need to check for a double-byte character that
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1146 * doesn't fit at the end of the screen line.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1147 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1148 static int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1149 win_nolbr_chartabsize(wp, s, col, headp)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1150 win_T *wp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1151 char_u *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1152 colnr_T col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1153 int *headp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1154 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1155 int n;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1156
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1157 if (*s == TAB && (!wp->w_p_list || lcs_tab1))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1158 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1159 n = wp->w_buffer->b_p_ts;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1160 return (int)(n - (col % n));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1161 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1162 n = ptr2cells(s);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1163 /* Add one cell for a double-width character in the last column of the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1164 * window, displayed with a ">". */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1165 if (n == 2 && MB_BYTE2LEN(*s) > 1 && in_win_border(wp, col))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1166 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1167 if (headp != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1168 *headp = 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1169 return 3;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1170 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1171 return n;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1172 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1173
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1174 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1175 * Return TRUE if virtual column "vcol" is in the rightmost column of window
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1176 * "wp".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1177 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1178 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1179 in_win_border(wp, vcol)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1180 win_T *wp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1181 colnr_T vcol;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1182 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1183 colnr_T width1; /* width of first line (after line number) */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1184 colnr_T width2; /* width of further lines */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1185
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1186 #ifdef FEAT_VERTSPLIT
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1187 if (wp->w_width == 0) /* there is no border */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1188 return FALSE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1189 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1190 width1 = W_WIDTH(wp) - win_col_off(wp);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1191 if (vcol < width1 - 1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1192 return FALSE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1193 if (vcol == width1 - 1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1194 return TRUE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1195 width2 = width1 + win_col_off2(wp);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1196 return ((vcol - width1) % width2 == width2 - 1);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1197 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1198 #endif /* FEAT_MBYTE */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1199
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1200 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1201 * Get virtual column number of pos.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1202 * start: on the first position of this character (TAB, ctrl)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1203 * cursor: where the cursor is on this character (first char, except for TAB)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1204 * end: on the last position of this character (TAB, ctrl)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1205 *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1206 * This is used very often, keep it fast!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1207 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1208 void
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1209 getvcol(wp, pos, start, cursor, end)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1210 win_T *wp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1211 pos_T *pos;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1212 colnr_T *start;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1213 colnr_T *cursor;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1214 colnr_T *end;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1215 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1216 colnr_T vcol;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1217 char_u *ptr; /* points to current char */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1218 char_u *posptr; /* points to char at pos->col */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1219 int incr;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1220 int head;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1221 int ts = wp->w_buffer->b_p_ts;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1222 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1223
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1224 vcol = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1225 ptr = ml_get_buf(wp->w_buffer, pos->lnum, FALSE);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1226 posptr = ptr + pos->col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1227
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1228 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1229 * This function is used very often, do some speed optimizations.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1230 * When 'list', 'linebreak' and 'showbreak' are not set use a simple loop.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1231 * Also use this when 'list' is set but tabs take their normal size.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1232 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1233 if ((!wp->w_p_list || lcs_tab1 != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1234 #ifdef FEAT_LINEBREAK
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1235 && !wp->w_p_lbr && *p_sbr == NUL
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1236 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1237 )
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1238 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1239 #ifndef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1240 head = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1241 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1242 for (;;)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1243 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1244 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1245 head = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1246 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1247 c = *ptr;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1248 /* make sure we don't go past the end of the line */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1249 if (c == NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1250 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1251 incr = 1; /* NUL at end of line only takes one column */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1252 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1253 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1254 /* A tab gets expanded, depending on the current column */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1255 if (c == TAB)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1256 incr = ts - (vcol % ts);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1257 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1258 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1259 #ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1260 if (has_mbyte)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1261 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1262 /* For utf-8, if the byte is >= 0x80, need to look at
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1263 * further bytes to find the cell width. */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1264 if (enc_utf8 && c >= 0x80)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1265 incr = utf_ptr2cells(ptr);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1266 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1267 incr = CHARSIZE(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1268
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1269 /* If a double-cell char doesn't fit at the end of a line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1270 * it wraps to the next line, it's like this char is three
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1271 * cells wide. */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1272 if (incr == 2 && wp->w_p_wrap && in_win_border(wp, vcol))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1273 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1274 ++incr;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1275 head = 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1276 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1277 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1278 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1279 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1280 incr = CHARSIZE(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1281 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1282
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1283 if (ptr >= posptr) /* character at pos->col */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1284 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1285
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1286 vcol += incr;
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1287 mb_ptr_adv(ptr);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1288 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1289 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1290 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1291 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1292 for (;;)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1293 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1294 /* A tab gets expanded, depending on the current column */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1295 head = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1296 incr = win_lbr_chartabsize(wp, ptr, vcol, &head);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1297 /* make sure we don't go past the end of the line */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1298 if (*ptr == NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1299 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1300 incr = 1; /* NUL at end of line only takes one column */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1301 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1302 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1303
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1304 if (ptr >= posptr) /* character at pos->col */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1305 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1306
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1307 vcol += incr;
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1308 mb_ptr_adv(ptr);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1309 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1310 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1311 if (start != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1312 *start = vcol + head;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1313 if (end != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1314 *end = vcol + incr - 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1315 if (cursor != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1316 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1317 if (*ptr == TAB
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1318 && (State & NORMAL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1319 && !wp->w_p_list
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1320 && !virtual_active()
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1321 #ifdef FEAT_VISUAL
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1322 && !(VIsual_active
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1323 && (*p_sel == 'e' || ltoreq(*pos, VIsual)))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1324 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1325 )
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1326 *cursor = vcol + incr - 1; /* cursor at end */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1327 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1328 *cursor = vcol + head; /* cursor at start */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1329 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1330 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1331
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1332 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1333 * Get virtual cursor column in the current window, pretending 'list' is off.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1334 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1335 colnr_T
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1336 getvcol_nolist(posp)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1337 pos_T *posp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1338 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1339 int list_save = curwin->w_p_list;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1340 colnr_T vcol;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1341
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1342 curwin->w_p_list = FALSE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1343 getvcol(curwin, posp, NULL, &vcol, NULL);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1344 curwin->w_p_list = list_save;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1345 return vcol;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1346 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1347
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1348 #if defined(FEAT_VIRTUALEDIT) || defined(PROTO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1349 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1350 * Get virtual column in virtual mode.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1351 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1352 void
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1353 getvvcol(wp, pos, start, cursor, end)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1354 win_T *wp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1355 pos_T *pos;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1356 colnr_T *start;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1357 colnr_T *cursor;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1358 colnr_T *end;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1359 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1360 colnr_T col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1361 colnr_T coladd;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1362 colnr_T endadd;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1363 # ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1364 char_u *ptr;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1365 # endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1366
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1367 if (virtual_active())
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1368 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1369 /* For virtual mode, only want one value */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1370 getvcol(wp, pos, &col, NULL, NULL);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1371
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1372 coladd = pos->coladd;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1373 endadd = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1374 # ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1375 /* Cannot put the cursor on part of a wide character. */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1376 ptr = ml_get_buf(wp->w_buffer, pos->lnum, FALSE);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1377 if (pos->col < STRLEN(ptr))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1378 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1379 int c = (*mb_ptr2char)(ptr + pos->col);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1380
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1381 if (c != TAB && vim_isprintc(c))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1382 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1383 endadd = char2cells(c) - 1;
557
862863033fdd updated for version 7.0158
vimboss
parents: 497
diff changeset
1384 if (coladd > endadd) /* past end of line */
862863033fdd updated for version 7.0158
vimboss
parents: 497
diff changeset
1385 endadd = 0;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1386 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1387 coladd = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1388 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1389 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1390 # endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1391 col += coladd;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1392 if (start != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1393 *start = col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1394 if (cursor != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1395 *cursor = col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1396 if (end != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1397 *end = col + endadd;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1398 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1399 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1400 getvcol(wp, pos, start, cursor, end);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1401 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1402 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1403
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1404 #if defined(FEAT_VISUAL) || defined(PROTO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1405 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1406 * Get the leftmost and rightmost virtual column of pos1 and pos2.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1407 * Used for Visual block mode.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1408 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1409 void
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1410 getvcols(wp, pos1, pos2, left, right)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1411 win_T *wp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1412 pos_T *pos1, *pos2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1413 colnr_T *left, *right;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1414 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1415 colnr_T from1, from2, to1, to2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1416
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1417 if (ltp(pos1, pos2))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1418 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1419 getvvcol(wp, pos1, &from1, NULL, &to1);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1420 getvvcol(wp, pos2, &from2, NULL, &to2);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1421 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1422 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1423 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1424 getvvcol(wp, pos2, &from1, NULL, &to1);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1425 getvvcol(wp, pos1, &from2, NULL, &to2);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1426 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1427 if (from2 < from1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1428 *left = from2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1429 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1430 *left = from1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1431 if (to2 > to1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1432 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1433 if (*p_sel == 'e' && from2 - 1 >= to1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1434 *right = from2 - 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1435 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1436 *right = to2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1437 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1438 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1439 *right = to1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1440 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1441 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1442
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1443 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1444 * skipwhite: skip over ' ' and '\t'.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1445 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1446 char_u *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1447 skipwhite(p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1448 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1449 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1450 while (vim_iswhite(*p)) /* skip to next non-white */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1451 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1452 return p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1453 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1454
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1455 /*
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1456 * skip over digits
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1457 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1458 char_u *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1459 skipdigits(p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1460 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1461 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1462 while (VIM_ISDIGIT(*p)) /* skip to next non-digit */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1463 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1464 return p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1465 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1466
741
ac1f1e69c50d updated for version 7.0222
vimboss
parents: 557
diff changeset
1467 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) || defined(PROTO)
301
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1468 /*
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1469 * skip over digits and hex characters
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1470 */
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1471 char_u *
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1472 skiphex(p)
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1473 char_u *p;
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1474 {
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1475 while (vim_isxdigit(*p)) /* skip to next non-digit */
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1476 ++p;
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1477 return p;
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1478 }
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1479 #endif
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1480
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1481 #if defined(FEAT_EX_EXTRA) || defined(PROTO)
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1482 /*
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1483 * skip to digit (or NUL after the string)
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1484 */
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1485 char_u *
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1486 skiptodigit(p)
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1487 char_u *p;
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1488 {
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1489 while (*p != NUL && !VIM_ISDIGIT(*p)) /* skip to next digit */
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1490 ++p;
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1491 return p;
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1492 }
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1493
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1494 /*
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1495 * skip to hex character (or NUL after the string)
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1496 */
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1497 char_u *
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1498 skiptohex(p)
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1499 char_u *p;
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1500 {
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1501 while (*p != NUL && !vim_isxdigit(*p)) /* skip to next digit */
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1502 ++p;
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1503 return p;
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1504 }
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1505 #endif
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1506
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1507 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1508 * Variant of isdigit() that can handle characters > 0x100.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1509 * We don't use isdigit() here, because on some systems it also considers
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1510 * superscript 1 to be a digit.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1511 * Use the VIM_ISDIGIT() macro for simple arguments.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1512 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1513 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1514 vim_isdigit(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1515 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1516 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1517 return (c >= '0' && c <= '9');
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1518 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1519
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1520 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1521 * Variant of isxdigit() that can handle characters > 0x100.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1522 * We don't use isxdigit() here, because on some systems it also considers
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1523 * superscript 1 to be a digit.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1524 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1525 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1526 vim_isxdigit(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1527 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1528 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1529 return (c >= '0' && c <= '9')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1530 || (c >= 'a' && c <= 'f')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1531 || (c >= 'A' && c <= 'F');
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1532 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1533
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1534 #if defined(FEAT_MBYTE) || defined(PROTO)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1535 /*
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1536 * Vim's own character class functions. These exist because many library
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1537 * islower()/toupper() etc. do not work properly: they crash when used with
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1538 * invalid values or can't handle latin1 when the locale is C.
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1539 * Speed is most important here.
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1540 */
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1541 #define LATIN1LOWER 'l'
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1542 #define LATIN1UPPER 'U'
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1543
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1544 /* !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]%_'abcdefghijklmnopqrstuvwxyz{|}~ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ */
497
73f10d8124f4 updated for version 7.0136
vimboss
parents: 492
diff changeset
1545 static char_u latin1flags[257] = " UUUUUUUUUUUUUUUUUUUUUUUUUU llllllllllllllllllllllllll UUUUUUUUUUUUUUUUUUUUUUU UUUUUUUllllllllllllllllllllllll llllllll";
73f10d8124f4 updated for version 7.0136
vimboss
parents: 492
diff changeset
1546 static char_u latin1upper[257] = " !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`ABCDEFGHIJKLMNOPQRSTUVWXYZ{|}~€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ÷ØÙÚÛÜÝÞÿ";
73f10d8124f4 updated for version 7.0136
vimboss
parents: 492
diff changeset
1547 static char_u latin1lower[257] = " !\"#$%&'()*+,-./0123456789:;<=>?@abcdefghijklmnopqrstuvwxyz[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿àáâãäåæçèéêëìíîïðñòóôõö×øùúûüýþßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ";
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1548
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1549 int
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1550 vim_islower(c)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1551 int c;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1552 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1553 if (c <= '@')
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1554 return FALSE;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1555 if (c >= 0x80)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1556 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1557 if (enc_utf8)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1558 return utf_islower(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1559 if (c >= 0x100)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1560 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1561 #ifdef HAVE_ISWLOWER
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1562 if (has_mbyte)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1563 return iswlower(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1564 #endif
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1565 /* islower() can't handle these chars and may crash */
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1566 return FALSE;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1567 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1568 if (enc_latin1like)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1569 return (latin1flags[c] & LATIN1LOWER) == LATIN1LOWER;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1570 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1571 return islower(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1572 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1573
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1574 int
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1575 vim_isupper(c)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1576 int c;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1577 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1578 if (c <= '@')
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1579 return FALSE;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1580 if (c >= 0x80)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1581 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1582 if (enc_utf8)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1583 return utf_isupper(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1584 if (c >= 0x100)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1585 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1586 #ifdef HAVE_ISWUPPER
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1587 if (has_mbyte)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1588 return iswupper(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1589 #endif
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1590 /* islower() can't handle these chars and may crash */
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1591 return FALSE;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1592 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1593 if (enc_latin1like)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1594 return (latin1flags[c] & LATIN1UPPER) == LATIN1UPPER;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1595 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1596 return isupper(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1597 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1598
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1599 int
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1600 vim_toupper(c)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1601 int c;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1602 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1603 if (c <= '@')
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1604 return c;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1605 if (c >= 0x80)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1606 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1607 if (enc_utf8)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1608 return utf_toupper(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1609 if (c >= 0x100)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1610 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1611 #ifdef HAVE_TOWUPPER
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1612 if (has_mbyte)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1613 return towupper(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1614 #endif
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1615 /* toupper() can't handle these chars and may crash */
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1616 return c;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1617 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1618 if (enc_latin1like)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1619 return latin1upper[c];
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1620 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1621 return TOUPPER_LOC(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1622 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1623
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1624 int
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1625 vim_tolower(c)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1626 int c;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1627 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1628 if (c <= '@')
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1629 return c;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1630 if (c >= 0x80)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1631 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1632 if (enc_utf8)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1633 return utf_tolower(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1634 if (c >= 0x100)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1635 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1636 #ifdef HAVE_TOWLOWER
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1637 if (has_mbyte)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1638 return towlower(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1639 #endif
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1640 /* tolower() can't handle these chars and may crash */
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1641 return c;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1642 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1643 if (enc_latin1like)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1644 return latin1lower[c];
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1645 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1646 return TOLOWER_LOC(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1647 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1648 #endif
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1649
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1650 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1651 * skiptowhite: skip over text until ' ' or '\t' or NUL.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1652 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1653 char_u *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1654 skiptowhite(p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1655 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1656 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1657 while (*p != ' ' && *p != '\t' && *p != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1658 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1659 return p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1660 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1661
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1662 #if defined(FEAT_LISTCMDS) || defined(FEAT_SIGNS) || defined(FEAT_SNIFF) \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1663 || defined(PROTO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1664 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1665 * skiptowhite_esc: Like skiptowhite(), but also skip escaped chars
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1666 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1667 char_u *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1668 skiptowhite_esc(p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1669 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1670 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1671 while (*p != ' ' && *p != '\t' && *p != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1672 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1673 if ((*p == '\\' || *p == Ctrl_V) && *(p + 1) != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1674 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1675 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1676 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1677 return p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1678 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1679 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1680
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1681 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1682 * Getdigits: Get a number from a string and skip over it.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1683 * Note: the argument is a pointer to a char_u pointer!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1684 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1685 long
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1686 getdigits(pp)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1687 char_u **pp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1688 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1689 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1690 long retval;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1691
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1692 p = *pp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1693 retval = atol((char *)p);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1694 if (*p == '-') /* skip negative sign */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1695 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1696 p = skipdigits(p); /* skip to next non-digit */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1697 *pp = p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1698 return retval;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1699 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1700
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1701 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1702 * Return TRUE if "lbuf" is empty or only contains blanks.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1703 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1704 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1705 vim_isblankline(lbuf)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1706 char_u *lbuf;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1707 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1708 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1709
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1710 p = skipwhite(lbuf);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1711 return (*p == NUL || *p == '\r' || *p == '\n');
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1712 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1713
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1714 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1715 * Convert a string into a long and/or unsigned long, taking care of
16
3ba373b54370 updated for version 7.0008
vimboss
parents: 7
diff changeset
1716 * hexadecimal and octal numbers. Accepts a '-' sign.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1717 * If "hexp" is not NULL, returns a flag to indicate the type of the number:
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1718 * 0 decimal
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1719 * '0' octal
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1720 * 'X' hex
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1721 * 'x' hex
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1722 * If "len" is not NULL, the length of the number in characters is returned.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1723 * If "nptr" is not NULL, the signed result is returned in it.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1724 * If "unptr" is not NULL, the unsigned result is returned in it.
782
d20041a02ee5 updated for version 7.0228
vimboss
parents: 741
diff changeset
1725 * If "unptr" is not NULL, the unsigned result is returned in it.
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1726 * If "dooct" is non-zero recognize octal numbers, when > 1 always assume
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1727 * octal number.
782
d20041a02ee5 updated for version 7.0228
vimboss
parents: 741
diff changeset
1728 * If "dohex" is non-zero recognize hex numbers, when > 1 always assume
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1729 * hex number.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1730 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1731 void
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1732 vim_str2nr(start, hexp, len, dooct, dohex, nptr, unptr)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1733 char_u *start;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1734 int *hexp; /* return: type of number 0 = decimal, 'x'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1735 or 'X' is hex, '0' = octal */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1736 int *len; /* return: detected length of number */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1737 int dooct; /* recognize octal number */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1738 int dohex; /* recognize hex number */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1739 long *nptr; /* return: signed result */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1740 unsigned long *unptr; /* return: unsigned result */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1741 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1742 char_u *ptr = start;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1743 int hex = 0; /* default is decimal */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1744 int negative = FALSE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1745 unsigned long un = 0;
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1746 int n;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1747
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1748 if (ptr[0] == '-')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1749 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1750 negative = TRUE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1751 ++ptr;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1752 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1753
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1754 /* Recognize hex and octal. */
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1755 if (ptr[0] == '0' && ptr[1] != '8' && ptr[1] != '9')
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1756 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1757 hex = ptr[1];
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1758 if (dohex && (hex == 'X' || hex == 'x') && vim_isxdigit(ptr[2]))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1759 ptr += 2; /* hexadecimal */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1760 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1761 {
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1762 hex = 0; /* default is decimal */
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1763 if (dooct)
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1764 {
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1765 /* Don't interpret "0", "08" or "0129" as octal. */
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1766 for (n = 1; VIM_ISDIGIT(ptr[n]); ++n)
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1767 {
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1768 if (ptr[n] > '7')
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1769 {
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1770 hex = 0; /* can't be octal */
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1771 break;
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1772 }
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1773 if (ptr[n] > '0')
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1774 hex = '0'; /* assume octal */
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1775 }
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1776 }
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1777 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1778 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1779
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1780 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1781 * Do the string-to-numeric conversion "manually" to avoid sscanf quirks.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1782 */
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1783 if (hex == '0' || dooct > 1)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1784 {
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1785 /* octal */
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1786 while ('0' <= *ptr && *ptr <= '7')
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1787 {
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1788 un = 8 * un + (unsigned long)(*ptr - '0');
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1789 ++ptr;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1790 }
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1791 }
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1792 else if (hex != 0 || dohex > 1)
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1793 {
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1794 /* hex */
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1795 while (vim_isxdigit(*ptr))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1796 {
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1797 un = 16 * un + (unsigned long)hex2nr(*ptr);
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1798 ++ptr;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1799 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1800 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1801 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1802 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1803 /* decimal */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1804 while (VIM_ISDIGIT(*ptr))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1805 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1806 un = 10 * un + (unsigned long)(*ptr - '0');
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1807 ++ptr;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1808 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1809 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1810
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1811 if (hexp != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1812 *hexp = hex;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1813 if (len != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1814 *len = (int)(ptr - start);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1815 if (nptr != NULL)
16
3ba373b54370 updated for version 7.0008
vimboss
parents: 7
diff changeset
1816 {
3ba373b54370 updated for version 7.0008
vimboss
parents: 7
diff changeset
1817 if (negative) /* account for leading '-' for decimal numbers */
3ba373b54370 updated for version 7.0008
vimboss
parents: 7
diff changeset
1818 *nptr = -(long)un;
3ba373b54370 updated for version 7.0008
vimboss
parents: 7
diff changeset
1819 else
3ba373b54370 updated for version 7.0008
vimboss
parents: 7
diff changeset
1820 *nptr = (long)un;
3ba373b54370 updated for version 7.0008
vimboss
parents: 7
diff changeset
1821 }
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1822 if (unptr != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1823 *unptr = un;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1824 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1825
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1826 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1827 * Return the value of a single hex character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1828 * Only valid when the argument is '0' - '9', 'A' - 'F' or 'a' - 'f'.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1829 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1830 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1831 hex2nr(c)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1832 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1833 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1834 if (c >= 'a' && c <= 'f')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1835 return c - 'a' + 10;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1836 if (c >= 'A' && c <= 'F')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1837 return c - 'A' + 10;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1838 return c - '0';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1839 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1840
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1841 #if defined(FEAT_TERMRESPONSE) \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1842 || (defined(FEAT_GUI_GTK) && defined(FEAT_WINDOWS)) || defined(PROTO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1843 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1844 * Convert two hex characters to a byte.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1845 * Return -1 if one of the characters is not hex.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1846 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1847 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1848 hexhex2nr(p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1849 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1850 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1851 if (!vim_isxdigit(p[0]) || !vim_isxdigit(p[1]))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1852 return -1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1853 return (hex2nr(p[0]) << 4) + hex2nr(p[1]);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1854 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1855 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1856
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1857 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1858 * Return TRUE if "str" starts with a backslash that should be removed.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1859 * For MS-DOS, WIN32 and OS/2 this is only done when the character after the
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1860 * backslash is not a normal file name character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1861 * '$' is a valid file name character, we don't remove the backslash before
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1862 * it. This means it is not possible to use an environment variable after a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1863 * backslash. "C:\$VIM\doc" is taken literally, only "$VIM\doc" works.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1864 * Although "\ name" is valid, the backslash in "Program\ files" must be
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1865 * removed. Assume a file name doesn't start with a space.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1866 * For multi-byte names, never remove a backslash before a non-ascii
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1867 * character, assume that all multi-byte characters are valid file name
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1868 * characters.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1869 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1870 int
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1871 rem_backslash(str)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1872 char_u *str;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1873 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1874 #ifdef BACKSLASH_IN_FILENAME
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1875 return (str[0] == '\\'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1876 # ifdef FEAT_MBYTE
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1877 && str[1] < 0x80
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1878 # endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1879 && (str[1] == ' '
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1880 || (str[1] != NUL
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1881 && str[1] != '*'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1882 && str[1] != '?'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1883 && !vim_isfilec(str[1]))));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1884 #else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1885 return (str[0] == '\\' && str[1] != NUL);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1886 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1887 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1888
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1889 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1890 * Halve the number of backslashes in a file name argument.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1891 * For MS-DOS we only do this if the character after the backslash
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1892 * is not a normal file character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1893 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1894 void
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1895 backslash_halve(p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1896 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1897 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1898 for ( ; *p; ++p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1899 if (rem_backslash(p))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1900 STRCPY(p, p + 1);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1901 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1902
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1903 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1904 * backslash_halve() plus save the result in allocated memory.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1905 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1906 char_u *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1907 backslash_halve_save(p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1908 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1909 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1910 char_u *res;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1911
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1912 res = vim_strsave(p);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1913 if (res == NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1914 return p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1915 backslash_halve(res);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1916 return res;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1917 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1918
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1919 #if (defined(EBCDIC) && defined(FEAT_POSTSCRIPT)) || defined(PROTO)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1920 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1921 * Table for EBCDIC to ASCII conversion unashamedly taken from xxd.c!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1922 * The first 64 entries have been added to map control characters defined in
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1923 * ascii.h
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1924 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1925 static char_u ebcdic2ascii_tab[256] =
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1926 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1927 0000, 0001, 0002, 0003, 0004, 0011, 0006, 0177,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1928 0010, 0011, 0012, 0013, 0014, 0015, 0016, 0017,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1929 0020, 0021, 0022, 0023, 0024, 0012, 0010, 0027,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1930 0030, 0031, 0032, 0033, 0033, 0035, 0036, 0037,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1931 0040, 0041, 0042, 0043, 0044, 0045, 0046, 0047,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1932 0050, 0051, 0052, 0053, 0054, 0055, 0056, 0057,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1933 0060, 0061, 0062, 0063, 0064, 0065, 0066, 0067,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1934 0070, 0071, 0072, 0073, 0074, 0075, 0076, 0077,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1935 0040, 0240, 0241, 0242, 0243, 0244, 0245, 0246,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1936 0247, 0250, 0325, 0056, 0074, 0050, 0053, 0174,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1937 0046, 0251, 0252, 0253, 0254, 0255, 0256, 0257,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1938 0260, 0261, 0041, 0044, 0052, 0051, 0073, 0176,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1939 0055, 0057, 0262, 0263, 0264, 0265, 0266, 0267,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1940 0270, 0271, 0313, 0054, 0045, 0137, 0076, 0077,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1941 0272, 0273, 0274, 0275, 0276, 0277, 0300, 0301,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1942 0302, 0140, 0072, 0043, 0100, 0047, 0075, 0042,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1943 0303, 0141, 0142, 0143, 0144, 0145, 0146, 0147,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1944 0150, 0151, 0304, 0305, 0306, 0307, 0310, 0311,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1945 0312, 0152, 0153, 0154, 0155, 0156, 0157, 0160,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1946 0161, 0162, 0136, 0314, 0315, 0316, 0317, 0320,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1947 0321, 0345, 0163, 0164, 0165, 0166, 0167, 0170,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1948 0171, 0172, 0322, 0323, 0324, 0133, 0326, 0327,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1949 0330, 0331, 0332, 0333, 0334, 0335, 0336, 0337,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1950 0340, 0341, 0342, 0343, 0344, 0135, 0346, 0347,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1951 0173, 0101, 0102, 0103, 0104, 0105, 0106, 0107,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1952 0110, 0111, 0350, 0351, 0352, 0353, 0354, 0355,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1953 0175, 0112, 0113, 0114, 0115, 0116, 0117, 0120,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1954 0121, 0122, 0356, 0357, 0360, 0361, 0362, 0363,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1955 0134, 0237, 0123, 0124, 0125, 0126, 0127, 0130,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1956 0131, 0132, 0364, 0365, 0366, 0367, 0370, 0371,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1957 0060, 0061, 0062, 0063, 0064, 0065, 0066, 0067,
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1958 0070, 0071, 0372, 0373, 0374, 0375, 0376, 0377
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1959 };
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1960
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1961 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1962 * Convert a buffer worth of characters from EBCDIC to ASCII. Only useful if
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1963 * wanting 7-bit ASCII characters out the other end.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1964 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1965 void
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1966 ebcdic2ascii(buffer, len)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1967 char_u *buffer;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1968 int len;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1969 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1970 int i;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
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1971
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1972 for (i = 0; i < len; i++)
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1973 buffer[i] = ebcdic2ascii_tab[buffer[i]];
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1974 }
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1975 #endif