annotate src/charset.c @ 28849:be5bc2060ee8

Added tag v8.2.4947 for changeset ba81f4ed59e2781fa94f2ba0e002768a1987d4f5
author Bram Moolenaar <Bram@vim.org>
date Fri, 13 May 2022 13:45:04 +0200
parents d770568e6c98
children 6cdf55afaae9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* vi:set ts=8 sts=4 sw=4 noet:
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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 #if defined(HAVE_WCHAR_H)
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13 # include <wchar.h> // for towupper() and towlower()
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14 #endif
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15 static int win_nolbr_chartabsize(win_T *wp, char_u *s, colnr_T col, int *headp);
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17 static unsigned nr2hex(unsigned c);
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18
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19 static int chartab_initialized = FALSE;
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20
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21 // b_chartab[] is an array of 32 bytes, each bit representing one of the
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22 // characters 0-255.
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23 #define SET_CHARTAB(buf, c) (buf)->b_chartab[(unsigned)(c) >> 3] |= (1 << ((c) & 0x7))
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24 #define RESET_CHARTAB(buf, c) (buf)->b_chartab[(unsigned)(c) >> 3] &= ~(1 << ((c) & 0x7))
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25 #define GET_CHARTAB(buf, c) ((buf)->b_chartab[(unsigned)(c) >> 3] & (1 << ((c) & 0x7)))
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26
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27 // table used below, see init_chartab() for an explanation
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28 static char_u g_chartab[256];
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29
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30 /*
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31 * Flags for g_chartab[].
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32 */
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33 #define CT_CELL_MASK 0x07 // mask: nr of display cells (1, 2 or 4)
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34 #define CT_PRINT_CHAR 0x10 // flag: set for printable chars
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35 #define CT_ID_CHAR 0x20 // flag: set for ID chars
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36 #define CT_FNAME_CHAR 0x40 // flag: set for file name chars
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37
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38 static int in_win_border(win_T *wp, colnr_T vcol);
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39
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40 /*
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41 * Fill g_chartab[]. Also fills curbuf->b_chartab[] with flags for keyword
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42 * characters for current buffer.
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43 *
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44 * Depends on the option settings 'iskeyword', 'isident', 'isfname',
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45 * 'isprint' and 'encoding'.
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46 *
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47 * The index in g_chartab[] depends on 'encoding':
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48 * - For non-multi-byte index with the byte (same as the character).
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49 * - For DBCS index with the first byte.
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50 * - For UTF-8 index with the character (when first byte is up to 0x80 it is
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51 * the same as the character, if the first byte is 0x80 and above it depends
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52 * on further bytes).
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53 *
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54 * The contents of g_chartab[]:
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55 * - The lower two bits, masked by CT_CELL_MASK, give the number of display
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56 * cells the character occupies (1 or 2). Not valid for UTF-8 above 0x80.
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57 * - CT_PRINT_CHAR bit is set when the character is printable (no need to
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58 * translate the character before displaying it). Note that only DBCS
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59 * characters can have 2 display cells and still be printable.
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60 * - CT_FNAME_CHAR bit is set when the character can be in a file name.
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61 * - CT_ID_CHAR bit is set when the character can be in an identifier.
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62 *
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63 * Return FAIL if 'iskeyword', 'isident', 'isfname' or 'isprint' option has an
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64 * error, OK otherwise.
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65 */
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66 int
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67 init_chartab(void)
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68 {
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69 return buf_init_chartab(curbuf, TRUE);
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70 }
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71
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72 int
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73 buf_init_chartab(
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74 buf_T *buf,
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75 int global) // FALSE: only set buf->b_chartab[]
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76 {
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77 int c;
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78 int c2;
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79 char_u *p;
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80 int i;
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81 int tilde;
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82 int do_isalpha;
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83
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84 if (global)
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85 {
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86 /*
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87 * Set the default size for printable characters:
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88 * From <Space> to '~' is 1 (printable), others are 2 (not printable).
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89 * This also inits all 'isident' and 'isfname' flags to FALSE.
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90 */
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91 c = 0;
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92 while (c < ' ')
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93 g_chartab[c++] = (dy_flags & DY_UHEX) ? 4 : 2;
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94 while (c <= '~')
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95 g_chartab[c++] = 1 + CT_PRINT_CHAR;
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96 while (c < 256)
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97 {
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98 // UTF-8: bytes 0xa0 - 0xff are printable (latin1)
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99 if (enc_utf8 && c >= 0xa0)
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100 g_chartab[c++] = CT_PRINT_CHAR + 1;
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101 // euc-jp characters starting with 0x8e are single width
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102 else if (enc_dbcs == DBCS_JPNU && c == 0x8e)
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103 g_chartab[c++] = CT_PRINT_CHAR + 1;
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104 // other double-byte chars can be printable AND double-width
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105 else if (enc_dbcs != 0 && MB_BYTE2LEN(c) == 2)
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106 g_chartab[c++] = CT_PRINT_CHAR + 2;
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107 else
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108 // the rest is unprintable by default
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109 g_chartab[c++] = (dy_flags & DY_UHEX) ? 4 : 2;
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110 }
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111
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112 // Assume that every multi-byte char is a filename character.
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113 for (c = 1; c < 256; ++c)
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114 if ((enc_dbcs != 0 && MB_BYTE2LEN(c) > 1)
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115 || (enc_dbcs == DBCS_JPNU && c == 0x8e)
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116 || (enc_utf8 && c >= 0xa0))
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117 g_chartab[c] |= CT_FNAME_CHAR;
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118 }
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119
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120 /*
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121 * Init word char flags all to FALSE
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122 */
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123 CLEAR_FIELD(buf->b_chartab);
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124 if (enc_dbcs != 0)
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125 for (c = 0; c < 256; ++c)
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126 {
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127 // double-byte characters are probably word characters
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128 if (MB_BYTE2LEN(c) == 2)
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129 SET_CHARTAB(buf, c);
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130 }
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131
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132 #ifdef FEAT_LISP
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133 /*
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134 * In lisp mode the '-' character is included in keywords.
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135 */
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136 if (buf->b_p_lisp)
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137 SET_CHARTAB(buf, '-');
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138 #endif
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139
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140 // Walk through the 'isident', 'iskeyword', 'isfname' and 'isprint'
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141 // options Each option is a list of characters, character numbers or
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142 // ranges, separated by commas, e.g.: "200-210,x,#-178,-"
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143 for (i = global ? 0 : 3; i <= 3; ++i)
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144 {
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145 if (i == 0)
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146 p = p_isi; // first round: 'isident'
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147 else if (i == 1)
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148 p = p_isp; // second round: 'isprint'
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149 else if (i == 2)
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
150 p = p_isf; // third round: 'isfname'
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
151 else // i == 3
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
152 p = buf->b_p_isk; // fourth round: 'iskeyword'
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
153
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
154 while (*p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
155 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
156 tilde = FALSE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
157 do_isalpha = FALSE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
158 if (*p == '^' && p[1] != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
159 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
160 tilde = TRUE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
161 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
162 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
163 if (VIM_ISDIGIT(*p))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
164 c = getdigits(&p);
24665
661d15592d3c patch 8.2.2871: unnessary VIM_ISDIGIT() calls, badly indented code
Bram Moolenaar <Bram@vim.org>
parents: 24375
diff changeset
165 else if (has_mbyte)
1955
3f1b2e6496de updated for version 7.2-252
vimboss
parents: 1876
diff changeset
166 c = mb_ptr2char_adv(&p);
3f1b2e6496de updated for version 7.2-252
vimboss
parents: 1876
diff changeset
167 else
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
168 c = *p++;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
169 c2 = -1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
170 if (*p == '-' && p[1] != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
171 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
172 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
173 if (VIM_ISDIGIT(*p))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
174 c2 = getdigits(&p);
24665
661d15592d3c patch 8.2.2871: unnessary VIM_ISDIGIT() calls, badly indented code
Bram Moolenaar <Bram@vim.org>
parents: 24375
diff changeset
175 else if (has_mbyte)
1979
fd24e02210c9 updated for version 7.2-276
vimboss
parents: 1970
diff changeset
176 c2 = mb_ptr2char_adv(&p);
fd24e02210c9 updated for version 7.2-276
vimboss
parents: 1970
diff changeset
177 else
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
178 c2 = *p++;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
179 }
1979
fd24e02210c9 updated for version 7.2-276
vimboss
parents: 1970
diff changeset
180 if (c <= 0 || c >= 256 || (c2 < c && c2 != -1) || c2 >= 256
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
181 || !(*p == NUL || *p == ','))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
182 return FAIL;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
183
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
184 if (c2 == -1) // not a range
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
185 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
186 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
187 * A single '@' (not "@-@"):
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
188 * Decide on letters being ID/printable/keyword chars with
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
189 * standard function isalpha(). This takes care of locale for
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
190 * single-byte characters).
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
191 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
192 if (c == '@')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
193 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
194 do_isalpha = TRUE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
195 c = 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
196 c2 = 255;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
197 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
198 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
199 c2 = c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
200 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
201 while (c <= c2)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
202 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
203 // Use the MB_ functions here, because isalpha() doesn't
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
204 // work properly when 'encoding' is "latin1" and the locale is
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
205 // "C".
15850
a6ca8cf07a98 patch 8.1.0932: Farsi support is outdated and unused
Bram Moolenaar <Bram@vim.org>
parents: 15636
diff changeset
206 if (!do_isalpha || MB_ISLOWER(c) || MB_ISUPPER(c))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
207 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
208 if (i == 0) // (re)set ID flag
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
209 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
210 if (tilde)
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
211 g_chartab[c] &= ~CT_ID_CHAR;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
212 else
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
213 g_chartab[c] |= CT_ID_CHAR;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
214 }
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
215 else if (i == 1) // (re)set printable
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
216 {
27490
fb4c30606b4a patch 8.2.4273: the EBCDIC support is outdated
Bram Moolenaar <Bram@vim.org>
parents: 27018
diff changeset
217 if ((c < ' ' || c > '~'
15595
1ec942f1b648 patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
218 // For double-byte we keep the cell width, so
1ec942f1b648 patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
219 // that we can detect it from the first byte.
1ec942f1b648 patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
220 ) && !(enc_dbcs && MB_BYTE2LEN(c) == 2))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
221 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
222 if (tilde)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
223 {
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
224 g_chartab[c] = (g_chartab[c] & ~CT_CELL_MASK)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
225 + ((dy_flags & DY_UHEX) ? 4 : 2);
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
226 g_chartab[c] &= ~CT_PRINT_CHAR;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
227 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
228 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
229 {
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
230 g_chartab[c] = (g_chartab[c] & ~CT_CELL_MASK) + 1;
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
231 g_chartab[c] |= CT_PRINT_CHAR;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
232 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
233 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
234 }
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
235 else if (i == 2) // (re)set fname flag
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
236 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
237 if (tilde)
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
238 g_chartab[c] &= ~CT_FNAME_CHAR;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
239 else
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
240 g_chartab[c] |= CT_FNAME_CHAR;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
241 }
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
242 else // i == 3 (re)set keyword flag
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
243 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
244 if (tilde)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
245 RESET_CHARTAB(buf, c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
246 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
247 SET_CHARTAB(buf, c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
248 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
249 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
250 ++c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
251 }
4096
cd5145d2408b updated for version 7.3.802
Bram Moolenaar <bram@vim.org>
parents: 4080
diff changeset
252
cd5145d2408b updated for version 7.3.802
Bram Moolenaar <bram@vim.org>
parents: 4080
diff changeset
253 c = *p;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
254 p = skip_to_option_part(p);
4096
cd5145d2408b updated for version 7.3.802
Bram Moolenaar <bram@vim.org>
parents: 4080
diff changeset
255 if (c == ',' && *p == NUL)
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
256 // Trailing comma is not allowed.
4096
cd5145d2408b updated for version 7.3.802
Bram Moolenaar <bram@vim.org>
parents: 4080
diff changeset
257 return FAIL;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
258 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
259 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
260 chartab_initialized = TRUE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
261 return OK;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
262 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
263
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
264 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
265 * Translate any special characters in buf[bufsize] in-place.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
266 * The result is a string with only printable characters, but if there is not
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
267 * enough room, not all characters will be translated.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
268 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
269 void
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
270 trans_characters(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
271 char_u *buf,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
272 int bufsize)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
273 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
274 int len; // length of string needing translation
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
275 int room; // room in buffer after string
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
276 char_u *trs; // translated character
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
277 int trs_len; // length of trs[]
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
278
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
279 len = (int)STRLEN(buf);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
280 room = bufsize - len;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
281 while (*buf != 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
282 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
283 // Assume a multi-byte character doesn't need translation.
474
a5fcf36ef512 updated for version 7.0127
vimboss
parents: 308
diff changeset
284 if (has_mbyte && (trs_len = (*mb_ptr2len)(buf)) > 1)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
285 len -= trs_len;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
286 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
287 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
288 trs = transchar_byte(*buf);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
289 trs_len = (int)STRLEN(trs);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
290 if (trs_len > 1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
291 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
292 room -= trs_len - 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
293 if (room <= 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
294 return;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
295 mch_memmove(buf + trs_len, buf + 1, (size_t)len);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
296 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
297 mch_memmove(buf, trs, (size_t)trs_len);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
298 --len;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
299 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
300 buf += trs_len;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
301 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
302 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
303
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
304 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
305 * Translate a string into allocated memory, replacing special chars with
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
306 * printable chars. Returns NULL when out of memory.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
307 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
308 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
309 transstr(char_u *s)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
310 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
311 char_u *res;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
312 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
313 int l, len, c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
314 char_u hexbuf[11];
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
315
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
316 if (has_mbyte)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
317 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
318 // Compute the length of the result, taking account of unprintable
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
319 // multi-byte characters.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
320 len = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
321 p = s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
322 while (*p != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
323 {
474
a5fcf36ef512 updated for version 7.0127
vimboss
parents: 308
diff changeset
324 if ((l = (*mb_ptr2len)(p)) > 1)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
325 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
326 c = (*mb_ptr2char)(p);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
327 p += l;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
328 if (vim_isprintc(c))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
329 len += l;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
330 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
331 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
332 transchar_hex(hexbuf, c);
835
8bebcabccc2c updated for version 7.0e01
vimboss
parents: 782
diff changeset
333 len += (int)STRLEN(hexbuf);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
334 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
335 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
336 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
337 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
338 l = byte2cells(*p++);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
339 if (l > 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
340 len += l;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
341 else
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
342 len += 4; // illegal byte sequence
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
343 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
344 }
16764
ef00b6bc186b patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents: 16706
diff changeset
345 res = alloc(len + 1);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
346 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
347 else
16764
ef00b6bc186b patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents: 16706
diff changeset
348 res = alloc(vim_strsize(s) + 1);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
349 if (res != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
350 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
351 *res = NUL;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
352 p = s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
353 while (*p != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
354 {
474
a5fcf36ef512 updated for version 7.0127
vimboss
parents: 308
diff changeset
355 if (has_mbyte && (l = (*mb_ptr2len)(p)) > 1)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
356 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
357 c = (*mb_ptr2char)(p);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
358 if (vim_isprintc(c))
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
359 STRNCAT(res, p, l); // append printable multi-byte char
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
360 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
361 transchar_hex(res + STRLEN(res), c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
362 p += l;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
363 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
364 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
365 STRCAT(res, transchar_byte(*p++));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
366 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
367 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
368 return res;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
369 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
370
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
371 /*
221
7fd4b5df33be updated for version 7.0062
vimboss
parents: 130
diff changeset
372 * Convert the string "str[orglen]" to do ignore-case comparing. Uses the
7fd4b5df33be updated for version 7.0062
vimboss
parents: 130
diff changeset
373 * current locale.
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
374 * When "buf" is NULL returns an allocated string (NULL for out-of-memory).
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
375 * Otherwise puts the result in "buf[buflen]".
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
376 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
377 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
378 str_foldcase(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
379 char_u *str,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
380 int orglen,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
381 char_u *buf,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
382 int buflen)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
383 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
384 garray_T ga;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
385 int i;
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
386 int len = orglen;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
387
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
388 #define GA_CHAR(i) ((char_u *)ga.ga_data)[i]
27752
c1d1639b52dd patch 8.2.4402: missing parenthesis may cause unexpected problems
Bram Moolenaar <Bram@vim.org>
parents: 27490
diff changeset
389 #define GA_PTR(i) ((char_u *)ga.ga_data + (i))
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
390 #define STR_CHAR(i) (buf == NULL ? GA_CHAR(i) : buf[i])
27752
c1d1639b52dd patch 8.2.4402: missing parenthesis may cause unexpected problems
Bram Moolenaar <Bram@vim.org>
parents: 27490
diff changeset
391 #define STR_PTR(i) (buf == NULL ? GA_PTR(i) : buf + (i))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
392
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
393 // Copy "str" into "buf" or allocated memory, unmodified.
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
394 if (buf == NULL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
395 {
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
396 ga_init2(&ga, 1, 10);
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
397 if (ga_grow(&ga, len + 1) == FAIL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
398 return NULL;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
399 mch_memmove(ga.ga_data, str, (size_t)len);
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
400 ga.ga_len = len;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
401 }
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
402 else
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
403 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
404 if (len >= buflen) // Ugly!
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
405 len = buflen - 1;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
406 mch_memmove(buf, str, (size_t)len);
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
407 }
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
408 if (buf == NULL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
409 GA_CHAR(len) = NUL;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
410 else
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
411 buf[len] = NUL;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
412
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
413 // Make each character lower case.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
414 i = 0;
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
415 while (STR_CHAR(i) != NUL)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
416 {
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
417 if (enc_utf8 || (has_mbyte && MB_BYTE2LEN(STR_CHAR(i)) > 1))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
418 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
419 if (enc_utf8)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
420 {
1654
0eef0f621811 updated for version 7.2a-006
vimboss
parents: 1621
diff changeset
421 int c = utf_ptr2char(STR_PTR(i));
3263
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
422 int olen = utf_ptr2len(STR_PTR(i));
1654
0eef0f621811 updated for version 7.2a-006
vimboss
parents: 1621
diff changeset
423 int lc = utf_tolower(c);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
424
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
425 // Only replace the character when it is not an invalid
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
426 // sequence (ASCII character or more than one byte) and
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
427 // utf_tolower() doesn't return the original character.
3263
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
428 if ((c < 0x80 || olen > 1) && c != lc)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
429 {
3263
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
430 int nlen = utf_char2len(lc);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
431
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
432 // If the byte length changes need to shift the following
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
433 // characters forward or backward.
3263
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
434 if (olen != nlen)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
435 {
3263
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
436 if (nlen > olen)
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
437 {
3263
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
438 if (buf == NULL
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
439 ? ga_grow(&ga, nlen - olen + 1) == FAIL
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
440 : len + nlen - olen >= buflen)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
441 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
442 // out of memory, keep old char
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
443 lc = c;
3263
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
444 nlen = olen;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
445 }
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
446 }
3263
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
447 if (olen != nlen)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
448 {
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
449 if (buf == NULL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
450 {
3263
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
451 STRMOVE(GA_PTR(i) + nlen, GA_PTR(i) + olen);
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
452 ga.ga_len += nlen - olen;
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
453 }
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
454 else
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
455 {
3263
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
456 STRMOVE(buf + i + nlen, buf + i + olen);
320cc46d0eb0 updated for version 7.3.400
Bram Moolenaar <bram@vim.org>
parents: 2541
diff changeset
457 len += nlen - olen;
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
458 }
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
459 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
460 }
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
461 (void)utf_char2bytes(lc, STR_PTR(i));
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
462 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
463 }
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
464 // skip to next multi-byte char
474
a5fcf36ef512 updated for version 7.0127
vimboss
parents: 308
diff changeset
465 i += (*mb_ptr2len)(STR_PTR(i));
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
466 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
467 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
468 {
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
469 if (buf == NULL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
470 GA_CHAR(i) = TOLOWER_LOC(GA_CHAR(i));
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
471 else
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
472 buf[i] = TOLOWER_LOC(buf[i]);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
473 ++i;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
474 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
475 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
476
130
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
477 if (buf == NULL)
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
478 return (char_u *)ga.ga_data;
964dc7d8b63d updated for version 7.0044
vimboss
parents: 42
diff changeset
479 return buf;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
480 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
481
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
482 /*
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
483 * Catch 22: g_chartab[] can't be initialized before the options are
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
484 * initialized, and initializing options may cause transchar() to be called!
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
485 * When chartab_initialized == FALSE don't use g_chartab[].
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
486 * Does NOT work for multi-byte characters, c must be <= 255.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
487 * 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
488 * character!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
489 */
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
490 static char_u transchar_charbuf[7];
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
491
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
492 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
493 transchar(int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
494 {
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
495 return transchar_buf(curbuf, c);
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
496 }
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
497
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
498 char_u *
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
499 transchar_buf(buf_T *buf, int c)
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
500 {
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
501 int i;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
502
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
503 i = 0;
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
504 if (IS_SPECIAL(c)) // special key code, display as ~@ char
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
505 {
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
506 transchar_charbuf[0] = '~';
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
507 transchar_charbuf[1] = '@';
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
508 i = 2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
509 c = K_SECOND(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
510 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
511
27490
fb4c30606b4a patch 8.2.4273: the EBCDIC support is outdated
Bram Moolenaar <Bram@vim.org>
parents: 27018
diff changeset
512 if ((!chartab_initialized && ((c >= ' ' && c <= '~')))
fb4c30606b4a patch 8.2.4273: the EBCDIC support is outdated
Bram Moolenaar <Bram@vim.org>
parents: 27018
diff changeset
513 || (c < 256 && vim_isprintc_strict(c)))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
514 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
515 // printable character
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
516 transchar_charbuf[i] = c;
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
517 transchar_charbuf[i + 1] = NUL;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
518 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
519 else
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
520 transchar_nonprint(buf, transchar_charbuf + i, c);
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
521 return transchar_charbuf;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
522 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
523
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
524 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
525 * Like transchar(), but called with a byte instead of a character. Checks
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
526 * for an illegal UTF-8 byte.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
527 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
528 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
529 transchar_byte(int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
530 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
531 if (enc_utf8 && c >= 0x80)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
532 {
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
533 transchar_nonprint(curbuf, transchar_charbuf, c);
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
534 return transchar_charbuf;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
535 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
536 return transchar(c);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
537 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
538
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
539 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
540 * Convert non-printable character to two or more printable characters in
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
541 * "buf[]". "charbuf" needs to be able to hold five bytes.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
542 * Does NOT work for multi-byte characters, c must be <= 255.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
543 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
544 void
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
545 transchar_nonprint(buf_T *buf, char_u *charbuf, int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
546 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
547 if (c == NL)
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
548 c = NUL; // we use newline in place of a NUL
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
549 else if (c == CAR && get_fileformat(buf) == EOL_MAC)
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
550 c = NL; // we use CR in place of NL in this case
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
551
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
552 if (dy_flags & DY_UHEX) // 'display' has "uhex"
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
553 transchar_hex(charbuf, c);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
554
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
555 else if (c <= 0x7f) // 0x00 - 0x1f and 0x7f
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
556 {
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
557 charbuf[0] = '^';
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
558 charbuf[1] = c ^ 0x40; // DEL displayed as ^?
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
559 charbuf[2] = NUL;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
560 }
28013
dbf6d5ea7a1f patch 8.2.4531: LGTM warnings for condition and buffer size
Bram Moolenaar <Bram@vim.org>
parents: 27952
diff changeset
561 else if (enc_utf8)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
562 {
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
563 transchar_hex(charbuf, c);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
564 }
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
565 else if (c >= ' ' + 0x80 && c <= '~' + 0x80) // 0xa0 - 0xfe
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
566 {
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
567 charbuf[0] = '|';
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
568 charbuf[1] = c - 0x80;
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
569 charbuf[2] = NUL;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
570 }
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
571 else // 0x80 - 0x9f and 0xff
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
572 {
20782
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
573 charbuf[0] = '~';
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
574 charbuf[1] = (c - 0x80) ^ 0x40; // 0xff displayed as ~?
c4bce986c31a patch 8.2.0943: displaying ^M or ^J depends on current buffer
Bram Moolenaar <Bram@vim.org>
parents: 20665
diff changeset
575 charbuf[2] = NUL;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
576 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
577 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
578
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
579 void
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
580 transchar_hex(char_u *buf, int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
581 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
582 int i = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
583
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
584 buf[0] = '<';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
585 if (c > 255)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
586 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
587 buf[++i] = nr2hex((unsigned)c >> 12);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
588 buf[++i] = nr2hex((unsigned)c >> 8);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
589 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
590 buf[++i] = nr2hex((unsigned)c >> 4);
1869
720a59d79bcd updated for version 7.2-168
vimboss
parents: 1687
diff changeset
591 buf[++i] = nr2hex((unsigned)c);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
592 buf[++i] = '>';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
593 buf[++i] = NUL;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
594 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
595
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
596 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
597 * Convert the lower 4 bits of byte "c" to its hex character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
598 * Lower case letters are used to avoid the confusion of <F1> being 0xf1 or
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
599 * function key 1.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
600 */
1869
720a59d79bcd updated for version 7.2-168
vimboss
parents: 1687
diff changeset
601 static unsigned
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
602 nr2hex(unsigned c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
603 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
604 if ((c & 0xf) <= 9)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
605 return (c & 0xf) + '0';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
606 return (c & 0xf) - 10 + 'a';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
607 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
608
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
609 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
610 * Return number of display cells occupied by byte "b".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
611 * Caller must make sure 0 <= b <= 255.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
612 * For multi-byte mode "b" must be the first byte of a character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
613 * A TAB is counted as two cells: "^I".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
614 * 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
615 * cells depends on further bytes.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
616 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
617 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
618 byte2cells(int b)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
619 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
620 if (enc_utf8 && b >= 0x80)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
621 return 0;
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
622 return (g_chartab[b] & CT_CELL_MASK);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
623 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
624
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
625 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
626 * Return number of display cells occupied by character "c".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
627 * "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
628 * A TAB is counted as two cells: "^I" or four: "<09>".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
629 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
630 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
631 char2cells(int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
632 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
633 if (IS_SPECIAL(c))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
634 return char2cells(K_SECOND(c)) + 2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
635 if (c >= 0x80)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
636 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
637 // UTF-8: above 0x80 need to check the value
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
638 if (enc_utf8)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
639 return utf_char2cells(c);
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
640 // DBCS: double-byte means double-width, except for euc-jp with first
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
641 // byte 0x8e
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
642 if (enc_dbcs != 0 && c >= 0x100)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
643 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
644 if (enc_dbcs == DBCS_JPNU && ((unsigned)c >> 8) == 0x8e)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
645 return 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
646 return 2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
647 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
648 }
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
649 return (g_chartab[c & 0xff] & CT_CELL_MASK);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
650 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
651
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
652 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
653 * Return number of display cells occupied by character at "*p".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
654 * A TAB is counted as two cells: "^I" or four: "<09>".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
655 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
656 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
657 ptr2cells(char_u *p)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
658 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
659 // For UTF-8 we need to look at more bytes if the first byte is >= 0x80.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
660 if (enc_utf8 && *p >= 0x80)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
661 return utf_ptr2cells(p);
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
662 // For DBCS we can tell the cell count from the first byte.
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
663 return (g_chartab[*p] & CT_CELL_MASK);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
664 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
665
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
666 /*
3292
c7861dd3b593 updated for version 7.3.414
Bram Moolenaar <bram@vim.org>
parents: 3263
diff changeset
667 * Return the number of character cells string "s" will take on the screen,
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
668 * counting TABs as two characters: "^I".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
669 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
670 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
671 vim_strsize(char_u *s)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
672 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
673 return vim_strnsize(s, (int)MAXCOL);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
674 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
675
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
676 /*
3292
c7861dd3b593 updated for version 7.3.414
Bram Moolenaar <bram@vim.org>
parents: 3263
diff changeset
677 * Return the number of character cells string "s[len]" will take on the
c7861dd3b593 updated for version 7.3.414
Bram Moolenaar <bram@vim.org>
parents: 3263
diff changeset
678 * screen, counting TABs as two characters: "^I".
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
679 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
680 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
681 vim_strnsize(char_u *s, int len)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
682 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
683 int size = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
684
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
685 while (*s != NUL && --len >= 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
686 if (has_mbyte)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
687 {
474
a5fcf36ef512 updated for version 7.0127
vimboss
parents: 308
diff changeset
688 int l = (*mb_ptr2len)(s);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
689
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
690 size += ptr2cells(s);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
691 s += l;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
692 len -= l - 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
693 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
694 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
695 size += byte2cells(*s++);
15595
1ec942f1b648 patch 8.1.0805: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
696
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
697 return size;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
698 }
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 * Return the number of characters 'c' will take on the screen, taking
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
702 * into account the size of a tab.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
703 * Use a define to make it fast, this is used very often!!!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
704 * Also see getvcol() below.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
705 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
706
14175
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
707 #ifdef FEAT_VARTABS
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
708 # define RET_WIN_BUF_CHARTABSIZE(wp, buf, p, col) \
27752
c1d1639b52dd patch 8.2.4402: missing parenthesis may cause unexpected problems
Bram Moolenaar <Bram@vim.org>
parents: 27490
diff changeset
709 if (*(p) == TAB && (!(wp)->w_p_list || (wp)->w_lcs_chars.tab1)) \
14175
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
710 { \
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
711 return tabstop_padding(col, (buf)->b_p_ts, (buf)->b_p_vts_array); \
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
712 } \
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
713 else \
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
714 return ptr2cells(p);
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
715 #else
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
716 # define RET_WIN_BUF_CHARTABSIZE(wp, buf, p, col) \
23952
44be09b25619 patch 8.2.2518: 'listchars' should be window-local
Bram Moolenaar <Bram@vim.org>
parents: 23533
diff changeset
717 if (*(p) == TAB && (!(wp)->w_p_list || wp->w_lcs_chars.tab1)) \
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
718 { \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
719 int ts; \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
720 ts = (buf)->b_p_ts; \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
721 return (int)(ts - (col % ts)); \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
722 } \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
723 else \
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
724 return ptr2cells(p);
14175
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
725 #endif
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
726
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
727 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
728 chartabsize(char_u *p, colnr_T col)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
729 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
730 RET_WIN_BUF_CHARTABSIZE(curwin, curbuf, p, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
731 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
732
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
733 #ifdef FEAT_LINEBREAK
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
734 static int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
735 win_chartabsize(win_T *wp, char_u *p, colnr_T col)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
736 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
737 RET_WIN_BUF_CHARTABSIZE(wp, wp->w_buffer, p, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
738 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
739 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
740
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
741 /*
2339
01e4b4d37842 Added strdisplaywidth() function.
Bram Moolenaar <bram@vim.org>
parents: 2108
diff changeset
742 * Return the number of characters the string 's' will take on the screen,
01e4b4d37842 Added strdisplaywidth() function.
Bram Moolenaar <bram@vim.org>
parents: 2108
diff changeset
743 * taking into account the size of a tab.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
744 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
745 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
746 linetabsize(char_u *s)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
747 {
2339
01e4b4d37842 Added strdisplaywidth() function.
Bram Moolenaar <bram@vim.org>
parents: 2108
diff changeset
748 return linetabsize_col(0, s);
01e4b4d37842 Added strdisplaywidth() function.
Bram Moolenaar <bram@vim.org>
parents: 2108
diff changeset
749 }
01e4b4d37842 Added strdisplaywidth() function.
Bram Moolenaar <bram@vim.org>
parents: 2108
diff changeset
750
01e4b4d37842 Added strdisplaywidth() function.
Bram Moolenaar <bram@vim.org>
parents: 2108
diff changeset
751 /*
01e4b4d37842 Added strdisplaywidth() function.
Bram Moolenaar <bram@vim.org>
parents: 2108
diff changeset
752 * Like linetabsize(), but starting at column "startcol".
01e4b4d37842 Added strdisplaywidth() function.
Bram Moolenaar <bram@vim.org>
parents: 2108
diff changeset
753 */
01e4b4d37842 Added strdisplaywidth() function.
Bram Moolenaar <bram@vim.org>
parents: 2108
diff changeset
754 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
755 linetabsize_col(int startcol, char_u *s)
2339
01e4b4d37842 Added strdisplaywidth() function.
Bram Moolenaar <bram@vim.org>
parents: 2108
diff changeset
756 {
01e4b4d37842 Added strdisplaywidth() function.
Bram Moolenaar <bram@vim.org>
parents: 2108
diff changeset
757 colnr_T col = startcol;
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
758 char_u *line = s; // pointer to start of line, for breakindent
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
759
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
760 while (*s != NUL)
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
761 col += lbr_chartabsize_adv(line, &s, col);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
762 return (int)col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
763 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
764
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
765 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
766 * Like linetabsize(), but for a given window instead of the current one.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
767 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
768 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
769 win_linetabsize(win_T *wp, char_u *line, colnr_T len)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
770 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
771 colnr_T col = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
772 char_u *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
773
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
774 for (s = line; *s != NUL && (len == MAXCOL || s < line + len);
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 11121
diff changeset
775 MB_PTR_ADV(s))
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
776 col += win_lbr_chartabsize(wp, line, s, col, NULL);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
777 return (int)col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
778 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
779
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
780 /*
42
c75153d791d0 updated for version 7.0026
vimboss
parents: 41
diff changeset
781 * Return TRUE if 'c' is a normal identifier character:
c75153d791d0 updated for version 7.0026
vimboss
parents: 41
diff changeset
782 * Letters and characters from the 'isident' option.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
783 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
784 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
785 vim_isIDc(int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
786 {
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
787 return (c > 0 && c < 0x100 && (g_chartab[c] & CT_ID_CHAR));
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
788 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
789
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
790 /*
24375
fe4b6fc7149c patch 8.2.2728: special key names don't work if 'isident' is cleared
Bram Moolenaar <Bram@vim.org>
parents: 24268
diff changeset
791 * Like vim_isIDc() but not using the 'isident' option: letters, numbers and
fe4b6fc7149c patch 8.2.2728: special key names don't work if 'isident' is cleared
Bram Moolenaar <Bram@vim.org>
parents: 24268
diff changeset
792 * underscore.
fe4b6fc7149c patch 8.2.2728: special key names don't work if 'isident' is cleared
Bram Moolenaar <Bram@vim.org>
parents: 24268
diff changeset
793 */
fe4b6fc7149c patch 8.2.2728: special key names don't work if 'isident' is cleared
Bram Moolenaar <Bram@vim.org>
parents: 24268
diff changeset
794 int
fe4b6fc7149c patch 8.2.2728: special key names don't work if 'isident' is cleared
Bram Moolenaar <Bram@vim.org>
parents: 24268
diff changeset
795 vim_isNormalIDc(int c)
fe4b6fc7149c patch 8.2.2728: special key names don't work if 'isident' is cleared
Bram Moolenaar <Bram@vim.org>
parents: 24268
diff changeset
796 {
fe4b6fc7149c patch 8.2.2728: special key names don't work if 'isident' is cleared
Bram Moolenaar <Bram@vim.org>
parents: 24268
diff changeset
797 return ASCII_ISALNUM(c) || c == '_';
fe4b6fc7149c patch 8.2.2728: special key names don't work if 'isident' is cleared
Bram Moolenaar <Bram@vim.org>
parents: 24268
diff changeset
798 }
fe4b6fc7149c patch 8.2.2728: special key names don't work if 'isident' is cleared
Bram Moolenaar <Bram@vim.org>
parents: 24268
diff changeset
799
fe4b6fc7149c patch 8.2.2728: special key names don't work if 'isident' is cleared
Bram Moolenaar <Bram@vim.org>
parents: 24268
diff changeset
800 /*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
801 * return TRUE if 'c' is a keyword character: Letters and characters from
10549
055b1633aed7 patch 8.0.0164: outdated and misplaced comments
Christian Brabandt <cb@256bit.org>
parents: 10042
diff changeset
802 * 'iskeyword' option for the current buffer.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
803 * For multi-byte characters mb_get_class() is used (builtin rules).
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
804 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
805 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
806 vim_iswordc(int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
807 {
4043
80b041b994d1 updated for version 7.3.776
Bram Moolenaar <bram@vim.org>
parents: 3533
diff changeset
808 return vim_iswordc_buf(c, curbuf);
80b041b994d1 updated for version 7.3.776
Bram Moolenaar <bram@vim.org>
parents: 3533
diff changeset
809 }
80b041b994d1 updated for version 7.3.776
Bram Moolenaar <bram@vim.org>
parents: 3533
diff changeset
810
80b041b994d1 updated for version 7.3.776
Bram Moolenaar <bram@vim.org>
parents: 3533
diff changeset
811 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
812 vim_iswordc_buf(int c, buf_T *buf)
4043
80b041b994d1 updated for version 7.3.776
Bram Moolenaar <bram@vim.org>
parents: 3533
diff changeset
813 {
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
814 if (c >= 0x100)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
815 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
816 if (enc_dbcs != 0)
1869
720a59d79bcd updated for version 7.2-168
vimboss
parents: 1687
diff changeset
817 return dbcs_class((unsigned)c >> 8, (unsigned)(c & 0xff)) >= 2;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
818 if (enc_utf8)
10724
ae1c6bf22e5f patch 8.0.0252: not properly recognizing word characters between 128 and 255
Christian Brabandt <cb@256bit.org>
parents: 10720
diff changeset
819 return utf_class_buf(c, buf) >= 2;
ae1c6bf22e5f patch 8.0.0252: not properly recognizing word characters between 128 and 255
Christian Brabandt <cb@256bit.org>
parents: 10720
diff changeset
820 return FALSE;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
821 }
10724
ae1c6bf22e5f patch 8.0.0252: not properly recognizing word characters between 128 and 255
Christian Brabandt <cb@256bit.org>
parents: 10720
diff changeset
822 return (c > 0 && GET_CHARTAB(buf, c) != 0);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
823 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
824
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
825 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
826 * Just like vim_iswordc() but uses a pointer to the (multi-byte) character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
827 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
828 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
829 vim_iswordp(char_u *p)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
830 {
10724
ae1c6bf22e5f patch 8.0.0252: not properly recognizing word characters between 128 and 255
Christian Brabandt <cb@256bit.org>
parents: 10720
diff changeset
831 return vim_iswordp_buf(p, curbuf);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
832 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
833
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
834 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
835 vim_iswordp_buf(char_u *p, buf_T *buf)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
836 {
10724
ae1c6bf22e5f patch 8.0.0252: not properly recognizing word characters between 128 and 255
Christian Brabandt <cb@256bit.org>
parents: 10720
diff changeset
837 int c = *p;
ae1c6bf22e5f patch 8.0.0252: not properly recognizing word characters between 128 and 255
Christian Brabandt <cb@256bit.org>
parents: 10720
diff changeset
838
ae1c6bf22e5f patch 8.0.0252: not properly recognizing word characters between 128 and 255
Christian Brabandt <cb@256bit.org>
parents: 10720
diff changeset
839 if (has_mbyte && MB_BYTE2LEN(c) > 1)
ae1c6bf22e5f patch 8.0.0252: not properly recognizing word characters between 128 and 255
Christian Brabandt <cb@256bit.org>
parents: 10720
diff changeset
840 c = (*mb_ptr2char)(p);
ae1c6bf22e5f patch 8.0.0252: not properly recognizing word characters between 128 and 255
Christian Brabandt <cb@256bit.org>
parents: 10720
diff changeset
841 return vim_iswordc_buf(c, buf);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
842 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
843
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
844 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
845 * return TRUE if 'c' is a valid file-name character
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
846 * Assume characters above 0x100 are valid (multi-byte).
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
847 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
848 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
849 vim_isfilec(int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
850 {
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
851 return (c >= 0x100 || (c > 0 && (g_chartab[c] & CT_FNAME_CHAR)));
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
852 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
853
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
854 /*
1369
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
855 * return TRUE if 'c' is a valid file-name character or a wildcard character
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
856 * Assume characters above 0x100 are valid (multi-byte).
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
857 * Explicitly interpret ']' as a wildcard character as mch_has_wildcard("]")
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
858 * returns false.
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
859 */
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
860 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
861 vim_isfilec_or_wc(int c)
1369
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
862 {
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
863 char_u buf[2];
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
864
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
865 buf[0] = (char_u)c;
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
866 buf[1] = NUL;
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
867 return vim_isfilec(c) || c == ']' || mch_has_wildcard(buf);
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
868 }
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
869
1d4c67f84709 updated for version 7.1-084
vimboss
parents: 1365
diff changeset
870 /*
11333
fef09eb74832 patch 8.0.0552: toupper and tolower don't work properly for Turkish
Christian Brabandt <cb@256bit.org>
parents: 11133
diff changeset
871 * Return TRUE if 'c' is a printable character.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
872 * Assume characters above 0x100 are printable (multi-byte), except for
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
873 * Unicode.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
874 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
875 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
876 vim_isprintc(int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
877 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
878 if (enc_utf8 && c >= 0x100)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
879 return utf_printable(c);
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
880 return (c >= 0x100 || (c > 0 && (g_chartab[c] & CT_PRINT_CHAR)));
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
881 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
882
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
883 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
884 * 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
885 * byte of a double-byte character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
886 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
887 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
888 vim_isprintc_strict(int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
889 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
890 if (enc_dbcs != 0 && c < 0x100 && MB_BYTE2LEN(c) > 1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
891 return FALSE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
892 if (enc_utf8 && c >= 0x100)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
893 return utf_printable(c);
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
894 return (c >= 0x100 || (c > 0 && (g_chartab[c] & CT_PRINT_CHAR)));
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
895 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
896
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
897 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
898 * like chartabsize(), but also check for line breaks on the screen
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
899 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
900 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
901 lbr_chartabsize(
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
902 char_u *line UNUSED, // start of the line
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
903 unsigned char *s,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
904 colnr_T col)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
905 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
906 #ifdef FEAT_LINEBREAK
18574
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
907 if (!curwin->w_p_lbr && *get_showbreak_value(curwin) == NUL
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
908 && !curwin->w_p_bri)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
909 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
910 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
911 if (curwin->w_p_wrap)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
912 return win_nolbr_chartabsize(curwin, s, col, NULL);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
913 RET_WIN_BUF_CHARTABSIZE(curwin, curbuf, s, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
914 #ifdef FEAT_LINEBREAK
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
915 }
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
916 return win_lbr_chartabsize(curwin, line == NULL ? s : line, s, col, NULL);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
917 #endif
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 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
921 * Call lbr_chartabsize() and advance the pointer.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
922 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
923 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
924 lbr_chartabsize_adv(
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
925 char_u *line, // start of the line
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
926 char_u **s,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
927 colnr_T col)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
928 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
929 int retval;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
930
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
931 retval = lbr_chartabsize(line, *s, col);
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 11121
diff changeset
932 MB_PTR_ADV(*s);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
933 return retval;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
934 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
935
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
936 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
937 * This function is used very often, keep it fast!!!!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
938 *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
939 * If "headp" not NULL, set *headp to the size of what we for 'showbreak'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
940 * 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
941 * value, init to 0 before calling.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
942 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
943 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
944 win_lbr_chartabsize(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
945 win_T *wp,
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
946 char_u *line UNUSED, // start of the line
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
947 char_u *s,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
948 colnr_T col,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
949 int *headp UNUSED)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
950 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
951 #ifdef FEAT_LINEBREAK
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
952 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
953 int size;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
954 colnr_T col2;
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
955 colnr_T col_adj = 0; // col + screen size of tab
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
956 colnr_T colmax;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
957 int added;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
958 int mb_added = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
959 int numberextra;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
960 char_u *ps;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
961 int tab_corr = (*s == TAB);
236
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
962 int n;
18574
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
963 char_u *sbr;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
964
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
965 /*
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
966 * No 'linebreak', 'showbreak' and 'breakindent': return quickly.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
967 */
18574
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
968 if (!wp->w_p_lbr && !wp->w_p_bri && *get_showbreak_value(wp) == NUL)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
969 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
970 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
971 if (wp->w_p_wrap)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
972 return win_nolbr_chartabsize(wp, s, col, headp);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
973 RET_WIN_BUF_CHARTABSIZE(wp, wp->w_buffer, s, col)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
974 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
975
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
976 #ifdef FEAT_LINEBREAK
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
977 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
978 * First get normal size, without 'linebreak'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
979 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
980 size = win_chartabsize(wp, s, col);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
981 c = *s;
6024
b4962cf3a1c0 updated for version 7.4.352
Bram Moolenaar <bram@vim.org>
parents: 5995
diff changeset
982 if (tab_corr)
b4962cf3a1c0 updated for version 7.4.352
Bram Moolenaar <bram@vim.org>
parents: 5995
diff changeset
983 col_adj = size - 1;
7
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 * If 'linebreak' set check at a blank before a non-blank if the line
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
987 * needs a break here
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
988 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
989 if (wp->w_p_lbr
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 11121
diff changeset
990 && VIM_ISBREAK(c)
11133
d8e830e32be9 patch 8.0.0454: compiler warnings for "always true" comparison
Christian Brabandt <cb@256bit.org>
parents: 11129
diff changeset
991 && !VIM_ISBREAK((int)s[1])
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
992 && wp->w_p_wrap
12477
68d7bc045dbe patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs
Christian Brabandt <cb@256bit.org>
parents: 12323
diff changeset
993 && wp->w_width != 0)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
994 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
995 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
996 * Count all characters from first non-blank after a blank up to next
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
997 * non-blank after a blank.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
998 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
999 numberextra = win_col_off(wp);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1000 col2 = col;
12515
972ea22c946f patch 8.0.1136: W_WIDTH() is always the same
Christian Brabandt <cb@256bit.org>
parents: 12477
diff changeset
1001 colmax = (colnr_T)(wp->w_width - numberextra - col_adj);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1002 if (col >= colmax)
236
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
1003 {
6024
b4962cf3a1c0 updated for version 7.4.352
Bram Moolenaar <bram@vim.org>
parents: 5995
diff changeset
1004 colmax += col_adj;
b4962cf3a1c0 updated for version 7.4.352
Bram Moolenaar <bram@vim.org>
parents: 5995
diff changeset
1005 n = colmax + win_col_off2(wp);
236
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
1006 if (n > 0)
6024
b4962cf3a1c0 updated for version 7.4.352
Bram Moolenaar <bram@vim.org>
parents: 5995
diff changeset
1007 colmax += (((col - colmax) / n) + 1) * n - col_adj;
236
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
1008 }
4707450c2b33 updated for version 7.0066
vimboss
parents: 227
diff changeset
1009
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1010 for (;;)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1011 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1012 ps = s;
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 11121
diff changeset
1013 MB_PTR_ADV(s);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1014 c = *s;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1015 if (!(c != NUL
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 11121
diff changeset
1016 && (VIM_ISBREAK(c)
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 11121
diff changeset
1017 || (!VIM_ISBREAK(c)
11133
d8e830e32be9 patch 8.0.0454: compiler warnings for "always true" comparison
Christian Brabandt <cb@256bit.org>
parents: 11129
diff changeset
1018 && (col2 == col || !VIM_ISBREAK((int)*ps))))))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1019 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1020
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1021 col2 += win_chartabsize(wp, s, col2);
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1022 if (col2 >= colmax) // doesn't fit
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1023 {
6024
b4962cf3a1c0 updated for version 7.4.352
Bram Moolenaar <bram@vim.org>
parents: 5995
diff changeset
1024 size = colmax - col + col_adj;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1025 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1026 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1027 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1028 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1029 else if (has_mbyte && size == 2 && MB_BYTE2LEN(*s) > 1
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1030 && wp->w_p_wrap && in_win_border(wp, col))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1031 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1032 ++size; // Count the ">" in the last column.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1033 mb_added = 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1034 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1035
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1036 /*
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
1037 * May have to add something for 'breakindent' and/or 'showbreak'
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
1038 * string at start of line.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1039 * Set *headp to the size of what we add.
27952
22cdc06b37bf patch 8.2.4501: with 'showbreak' set cursor displayed in wrong position
Bram Moolenaar <Bram@vim.org>
parents: 27784
diff changeset
1040 * Do not use 'showbreak' at the NUL after the text.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1041 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1042 added = 0;
27952
22cdc06b37bf patch 8.2.4501: with 'showbreak' set cursor displayed in wrong position
Bram Moolenaar <Bram@vim.org>
parents: 27784
diff changeset
1043 sbr = c == NUL ? empty_option : get_showbreak_value(wp);
18574
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
1044 if ((*sbr != NUL || wp->w_p_bri) && wp->w_p_wrap && col != 0)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1045 {
6503
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1046 colnr_T sbrlen = 0;
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1047 int numberwidth = win_col_off(wp);
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1048
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1049 numberextra = numberwidth;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1050 col += numberextra + mb_added;
12515
972ea22c946f patch 8.0.1136: W_WIDTH() is always the same
Christian Brabandt <cb@256bit.org>
parents: 12477
diff changeset
1051 if (col >= (colnr_T)wp->w_width)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1052 {
12515
972ea22c946f patch 8.0.1136: W_WIDTH() is always the same
Christian Brabandt <cb@256bit.org>
parents: 12477
diff changeset
1053 col -= wp->w_width;
972ea22c946f patch 8.0.1136: W_WIDTH() is always the same
Christian Brabandt <cb@256bit.org>
parents: 12477
diff changeset
1054 numberextra = wp->w_width - (numberextra - win_col_off2(wp));
6503
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1055 if (col >= numberextra && numberextra > 0)
6312
31c78e590806 updated for version 7.4.489
Bram Moolenaar <bram@vim.org>
parents: 6288
diff changeset
1056 col %= numberextra;
18574
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
1057 if (*sbr != NUL)
6288
fcb898dea2bc updated for version 7.4.478
Bram Moolenaar <bram@vim.org>
parents: 6278
diff changeset
1058 {
18574
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
1059 sbrlen = (colnr_T)MB_CHARLEN(sbr);
6288
fcb898dea2bc updated for version 7.4.478
Bram Moolenaar <bram@vim.org>
parents: 6278
diff changeset
1060 if (col >= sbrlen)
fcb898dea2bc updated for version 7.4.478
Bram Moolenaar <bram@vim.org>
parents: 6278
diff changeset
1061 col -= sbrlen;
fcb898dea2bc updated for version 7.4.478
Bram Moolenaar <bram@vim.org>
parents: 6278
diff changeset
1062 }
6503
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1063 if (col >= numberextra && numberextra > 0)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1064 col = col % numberextra;
6503
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1065 else if (col > 0 && numberextra > 0)
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1066 col += numberwidth - win_col_off2(wp);
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1067
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1068 numberwidth -= win_col_off2(wp);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1069 }
12515
972ea22c946f patch 8.0.1136: W_WIDTH() is always the same
Christian Brabandt <cb@256bit.org>
parents: 12477
diff changeset
1070 if (col == 0 || col + size + sbrlen > (colnr_T)wp->w_width)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1071 {
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
1072 added = 0;
18574
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
1073 if (*sbr != NUL)
6503
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1074 {
12515
972ea22c946f patch 8.0.1136: W_WIDTH() is always the same
Christian Brabandt <cb@256bit.org>
parents: 12477
diff changeset
1075 if (size + sbrlen + numberwidth > (colnr_T)wp->w_width)
6503
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1076 {
16819
91619e48e1a7 patch 8.1.1411: Coverity warns for divide by zero
Bram Moolenaar <Bram@vim.org>
parents: 16764
diff changeset
1077 // calculate effective window width
12515
972ea22c946f patch 8.0.1136: W_WIDTH() is always the same
Christian Brabandt <cb@256bit.org>
parents: 12477
diff changeset
1078 int width = (colnr_T)wp->w_width - sbrlen - numberwidth;
16054
78faa25f9698 patch 8.1.1032: warnings from clang static analyzer
Bram Moolenaar <Bram@vim.org>
parents: 15850
diff changeset
1079 int prev_width = col
78faa25f9698 patch 8.1.1032: warnings from clang static analyzer
Bram Moolenaar <Bram@vim.org>
parents: 15850
diff changeset
1080 ? ((colnr_T)wp->w_width - (sbrlen + col)) : 0;
16819
91619e48e1a7 patch 8.1.1411: Coverity warns for divide by zero
Bram Moolenaar <Bram@vim.org>
parents: 16764
diff changeset
1081
91619e48e1a7 patch 8.1.1411: Coverity warns for divide by zero
Bram Moolenaar <Bram@vim.org>
parents: 16764
diff changeset
1082 if (width <= 0)
91619e48e1a7 patch 8.1.1411: Coverity warns for divide by zero
Bram Moolenaar <Bram@vim.org>
parents: 16764
diff changeset
1083 width = (colnr_T)1;
18574
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
1084 added += ((size - prev_width) / width) * vim_strsize(sbr);
6503
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1085 if ((size - prev_width) % width)
16819
91619e48e1a7 patch 8.1.1411: Coverity warns for divide by zero
Bram Moolenaar <Bram@vim.org>
parents: 16764
diff changeset
1086 // wrapped, add another length of 'sbr'
18574
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
1087 added += vim_strsize(sbr);
6503
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1088 }
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1089 else
18574
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
1090 added += vim_strsize(sbr);
6503
134a7d55f9fa updated for version 7.4.579
Bram Moolenaar <bram@vim.org>
parents: 6312
diff changeset
1091 }
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
1092 if (wp->w_p_bri)
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
1093 added += get_breakindent_win(wp, line);
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
1094
6160
735bd597a8ff updated for version 7.4.416
Bram Moolenaar <bram@vim.org>
parents: 6068
diff changeset
1095 size += added;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1096 if (col != 0)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1097 added = 0;
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 if (headp != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1101 *headp = added + mb_added;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1102 return size;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1103 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1104 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1105
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1106 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1107 * Like win_lbr_chartabsize(), except that we know 'linebreak' is off and
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1108 * '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
1109 * doesn't fit at the end of the screen line.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1110 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1111 static int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1112 win_nolbr_chartabsize(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1113 win_T *wp,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1114 char_u *s,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1115 colnr_T col,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1116 int *headp)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1117 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1118 int n;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1119
23952
44be09b25619 patch 8.2.2518: 'listchars' should be window-local
Bram Moolenaar <Bram@vim.org>
parents: 23533
diff changeset
1120 if (*s == TAB && (!wp->w_p_list || wp->w_lcs_chars.tab1))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1121 {
14175
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1122 # ifdef FEAT_VARTABS
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1123 return tabstop_padding(col, wp->w_buffer->b_p_ts,
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1124 wp->w_buffer->b_p_vts_array);
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1125 # else
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1126 n = wp->w_buffer->b_p_ts;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1127 return (int)(n - (col % n));
14175
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1128 # endif
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1129 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1130 n = ptr2cells(s);
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1131 // Add one cell for a double-width character in the last column of the
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1132 // window, displayed with a ">".
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1133 if (n == 2 && MB_BYTE2LEN(*s) > 1 && in_win_border(wp, col))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1134 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1135 if (headp != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1136 *headp = 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1137 return 3;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1138 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1139 return n;
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 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1143 * Return TRUE if virtual column "vcol" is in the rightmost column of window
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1144 * "wp".
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1145 */
17789
0f7ae8010787 patch 8.1.1891: functions used in one file are global
Bram Moolenaar <Bram@vim.org>
parents: 16819
diff changeset
1146 static int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1147 in_win_border(win_T *wp, colnr_T vcol)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1148 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1149 int width1; // width of first line (after line number)
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1150 int width2; // width of further lines
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1151
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1152 if (wp->w_width == 0) // there is no border
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1153 return FALSE;
12515
972ea22c946f patch 8.0.1136: W_WIDTH() is always the same
Christian Brabandt <cb@256bit.org>
parents: 12477
diff changeset
1154 width1 = wp->w_width - win_col_off(wp);
1869
720a59d79bcd updated for version 7.2-168
vimboss
parents: 1687
diff changeset
1155 if ((int)vcol < width1 - 1)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1156 return FALSE;
1869
720a59d79bcd updated for version 7.2-168
vimboss
parents: 1687
diff changeset
1157 if ((int)vcol == width1 - 1)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1158 return TRUE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1159 width2 = width1 + win_col_off2(wp);
1970
7bcd81b96e2a updated for version 7.2-267
vimboss
parents: 1955
diff changeset
1160 if (width2 <= 0)
7bcd81b96e2a updated for version 7.2-267
vimboss
parents: 1955
diff changeset
1161 return FALSE;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1162 return ((vcol - width1) % width2 == width2 - 1);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1163 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1164
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1165 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1166 * Get virtual column number of pos.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1167 * start: on the first position of this character (TAB, ctrl)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1168 * cursor: where the cursor is on this character (first char, except for TAB)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1169 * end: on the last position of this character (TAB, ctrl)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1170 *
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1171 * This is used very often, keep it fast!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1172 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1173 void
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1174 getvcol(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1175 win_T *wp,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1176 pos_T *pos,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1177 colnr_T *start,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1178 colnr_T *cursor,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1179 colnr_T *end)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1180 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1181 colnr_T vcol;
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1182 char_u *ptr; // points to current char
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1183 char_u *posptr; // points to char at pos->col
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1184 char_u *line; // start of the line
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1185 int incr;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1186 int head;
14175
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1187 #ifdef FEAT_VARTABS
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1188 int *vts = wp->w_buffer->b_p_vts_array;
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1189 #endif
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1190 int ts = wp->w_buffer->b_p_ts;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1191 int c;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1192
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1193 vcol = 0;
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
1194 line = ptr = ml_get_buf(wp->w_buffer, pos->lnum, FALSE);
2108
3cdf2a653e00 updated for version 7.2.391
Bram Moolenaar <bram@zimbu.org>
parents: 1979
diff changeset
1195 if (pos->col == MAXCOL)
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1196 posptr = NULL; // continue until the NUL
2108
3cdf2a653e00 updated for version 7.2.391
Bram Moolenaar <bram@zimbu.org>
parents: 1979
diff changeset
1197 else
10720
44a1661f4cfa patch 8.0.0250: virtcol() does not work well for multi-byte characters
Christian Brabandt <cb@256bit.org>
parents: 10658
diff changeset
1198 {
26843
1e3c49c09260 patch 8.2.3950: going beyond the end of the line with /%V
Bram Moolenaar <Bram@vim.org>
parents: 26572
diff changeset
1199 colnr_T i;
1e3c49c09260 patch 8.2.3950: going beyond the end of the line with /%V
Bram Moolenaar <Bram@vim.org>
parents: 26572
diff changeset
1200
1e3c49c09260 patch 8.2.3950: going beyond the end of the line with /%V
Bram Moolenaar <Bram@vim.org>
parents: 26572
diff changeset
1201 // In a few cases the position can be beyond the end of the line.
1e3c49c09260 patch 8.2.3950: going beyond the end of the line with /%V
Bram Moolenaar <Bram@vim.org>
parents: 26572
diff changeset
1202 for (i = 0; i < pos->col; ++i)
1e3c49c09260 patch 8.2.3950: going beyond the end of the line with /%V
Bram Moolenaar <Bram@vim.org>
parents: 26572
diff changeset
1203 if (ptr[i] == NUL)
1e3c49c09260 patch 8.2.3950: going beyond the end of the line with /%V
Bram Moolenaar <Bram@vim.org>
parents: 26572
diff changeset
1204 {
1e3c49c09260 patch 8.2.3950: going beyond the end of the line with /%V
Bram Moolenaar <Bram@vim.org>
parents: 26572
diff changeset
1205 pos->col = i;
1e3c49c09260 patch 8.2.3950: going beyond the end of the line with /%V
Bram Moolenaar <Bram@vim.org>
parents: 26572
diff changeset
1206 break;
1e3c49c09260 patch 8.2.3950: going beyond the end of the line with /%V
Bram Moolenaar <Bram@vim.org>
parents: 26572
diff changeset
1207 }
2108
3cdf2a653e00 updated for version 7.2.391
Bram Moolenaar <bram@zimbu.org>
parents: 1979
diff changeset
1208 posptr = ptr + pos->col;
10720
44a1661f4cfa patch 8.0.0250: virtcol() does not work well for multi-byte characters
Christian Brabandt <cb@256bit.org>
parents: 10658
diff changeset
1209 if (has_mbyte)
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1210 // always start on the first byte
10720
44a1661f4cfa patch 8.0.0250: virtcol() does not work well for multi-byte characters
Christian Brabandt <cb@256bit.org>
parents: 10658
diff changeset
1211 posptr -= (*mb_head_off)(line, posptr);
44a1661f4cfa patch 8.0.0250: virtcol() does not work well for multi-byte characters
Christian Brabandt <cb@256bit.org>
parents: 10658
diff changeset
1212 }
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1213
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1214 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1215 * This function is used very often, do some speed optimizations.
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
1216 * When 'list', 'linebreak', 'showbreak' and 'breakindent' are not set
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
1217 * use a simple loop.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1218 * Also use this when 'list' is set but tabs take their normal size.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1219 */
23952
44be09b25619 patch 8.2.2518: 'listchars' should be window-local
Bram Moolenaar <Bram@vim.org>
parents: 23533
diff changeset
1220 if ((!wp->w_p_list || wp->w_lcs_chars.tab1 != NUL)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1221 #ifdef FEAT_LINEBREAK
18574
8b0114ffde2b patch 8.1.2281: 'showbreak' cannot be set for one window
Bram Moolenaar <Bram@vim.org>
parents: 18082
diff changeset
1222 && !wp->w_p_lbr && *get_showbreak_value(wp) == NUL && !wp->w_p_bri
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1223 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1224 )
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1225 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1226 for (;;)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1227 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1228 head = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1229 c = *ptr;
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1230 // make sure we don't go past the end of the line
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1231 if (c == NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1232 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1233 incr = 1; // NUL at end of line only takes one column
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1234 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1235 }
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1236 // A tab gets expanded, depending on the current column
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1237 if (c == TAB)
14175
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1238 #ifdef FEAT_VARTABS
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1239 incr = tabstop_padding(vcol, ts, vts);
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1240 #else
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1241 incr = ts - (vcol % ts);
14175
2ad722003b36 patch 8.1.0105: all tab stops are the same
Christian Brabandt <cb@256bit.org>
parents: 14061
diff changeset
1242 #endif
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1243 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1244 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1245 if (has_mbyte)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1246 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1247 // For utf-8, if the byte is >= 0x80, need to look at
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1248 // further bytes to find the cell width.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1249 if (enc_utf8 && c >= 0x80)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1250 incr = utf_ptr2cells(ptr);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1251 else
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
1252 incr = g_chartab[c] & CT_CELL_MASK;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1253
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1254 // If a double-cell char doesn't fit at the end of a line
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1255 // it wraps to the next line, it's like this char is three
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1256 // cells wide.
1546
75f5889a5d8e updated for version 7.1-260
vimboss
parents: 1369
diff changeset
1257 if (incr == 2 && wp->w_p_wrap && MB_BYTE2LEN(*ptr) > 1
75f5889a5d8e updated for version 7.1-260
vimboss
parents: 1369
diff changeset
1258 && in_win_border(wp, vcol))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1259 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1260 ++incr;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1261 head = 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1262 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1263 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1264 else
7697
f04e2b6feea2 commit https://github.com/vim/vim/commit/88e8f9f14434a7cd538d0c159dc432bea869a5bd
Christian Brabandt <cb@256bit.org>
parents: 7447
diff changeset
1265 incr = g_chartab[c] & CT_CELL_MASK;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1266 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1267
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1268 if (posptr != NULL && ptr >= posptr) // character at pos->col
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1269 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1270
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1271 vcol += incr;
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 11121
diff changeset
1272 MB_PTR_ADV(ptr);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1273 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1274 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1275 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1276 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1277 for (;;)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1278 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1279 // A tab gets expanded, depending on the current column
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1280 head = 0;
5995
ef83b423ebf7 updated for version 7.4.338
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
1281 incr = win_lbr_chartabsize(wp, line, ptr, vcol, &head);
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1282 // make sure we don't go past the end of the line
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1283 if (*ptr == NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1284 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1285 incr = 1; // NUL at end of line only takes one column
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1286 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1287 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1288
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1289 if (posptr != NULL && ptr >= posptr) // character at pos->col
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1290 break;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1291
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1292 vcol += incr;
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 11121
diff changeset
1293 MB_PTR_ADV(ptr);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1294 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1295 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1296 if (start != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1297 *start = vcol + head;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1298 if (end != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1299 *end = vcol + incr - 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1300 if (cursor != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1301 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1302 if (*ptr == TAB
28773
d770568e6c98 patch 8.2.4911: the mode #defines are not clearly named
Bram Moolenaar <Bram@vim.org>
parents: 28013
diff changeset
1303 && (State & MODE_NORMAL)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1304 && !wp->w_p_list
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1305 && !virtual_active()
11121
778c10516955 patch 8.0.0448: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10835
diff changeset
1306 && !(VIsual_active
778c10516955 patch 8.0.0448: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10835
diff changeset
1307 && (*p_sel == 'e' || LTOREQ_POS(*pos, VIsual)))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1308 )
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1309 *cursor = vcol + incr - 1; // cursor at end
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1310 else
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1311 *cursor = vcol + head; // cursor at start
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1312 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1313 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1314
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1315 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1316 * Get virtual cursor column in the current window, pretending 'list' is off.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1317 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1318 colnr_T
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1319 getvcol_nolist(pos_T *posp)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1320 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1321 int list_save = curwin->w_p_list;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1322 colnr_T vcol;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1323
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1324 curwin->w_p_list = FALSE;
13786
0fa21ba32e21 patch 8.0.1765: CTRL-G j in Insert mode is incorrect when 'virtualedit' set
Christian Brabandt <cb@256bit.org>
parents: 13553
diff changeset
1325 if (posp->coladd)
0fa21ba32e21 patch 8.0.1765: CTRL-G j in Insert mode is incorrect when 'virtualedit' set
Christian Brabandt <cb@256bit.org>
parents: 13553
diff changeset
1326 getvvcol(curwin, posp, NULL, &vcol, NULL);
0fa21ba32e21 patch 8.0.1765: CTRL-G j in Insert mode is incorrect when 'virtualedit' set
Christian Brabandt <cb@256bit.org>
parents: 13553
diff changeset
1327 else
0fa21ba32e21 patch 8.0.1765: CTRL-G j in Insert mode is incorrect when 'virtualedit' set
Christian Brabandt <cb@256bit.org>
parents: 13553
diff changeset
1328 getvcol(curwin, posp, NULL, &vcol, NULL);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1329 curwin->w_p_list = list_save;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1330 return vcol;
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 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1334 * Get virtual column in virtual mode.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1335 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1336 void
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1337 getvvcol(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1338 win_T *wp,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1339 pos_T *pos,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1340 colnr_T *start,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1341 colnr_T *cursor,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1342 colnr_T *end)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1343 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1344 colnr_T col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1345 colnr_T coladd;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1346 colnr_T endadd;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1347 char_u *ptr;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1348
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1349 if (virtual_active())
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1350 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1351 // For virtual mode, only want one value
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1352 getvcol(wp, pos, &col, NULL, NULL);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1353
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1354 coladd = pos->coladd;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1355 endadd = 0;
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1356 // Cannot put the cursor on part of a wide character.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1357 ptr = ml_get_buf(wp->w_buffer, pos->lnum, FALSE);
1869
720a59d79bcd updated for version 7.2-168
vimboss
parents: 1687
diff changeset
1358 if (pos->col < (colnr_T)STRLEN(ptr))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1359 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1360 int c = (*mb_ptr2char)(ptr + pos->col);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1361
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1362 if (c != TAB && vim_isprintc(c))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1363 {
1869
720a59d79bcd updated for version 7.2-168
vimboss
parents: 1687
diff changeset
1364 endadd = (colnr_T)(char2cells(c) - 1);
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1365 if (coladd > endadd) // past end of line
557
862863033fdd updated for version 7.0158
vimboss
parents: 497
diff changeset
1366 endadd = 0;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1367 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1368 coladd = 0;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1369 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1370 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1371 col += coladd;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1372 if (start != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1373 *start = col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1374 if (cursor != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1375 *cursor = col;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1376 if (end != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1377 *end = col + endadd;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1378 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1379 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1380 getvcol(wp, pos, start, cursor, end);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1381 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1382
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1383 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1384 * Get the leftmost and rightmost virtual column of pos1 and pos2.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1385 * Used for Visual block mode.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1386 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1387 void
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1388 getvcols(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1389 win_T *wp,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1390 pos_T *pos1,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1391 pos_T *pos2,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1392 colnr_T *left,
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1393 colnr_T *right)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1394 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1395 colnr_T from1, from2, to1, to2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1396
11121
778c10516955 patch 8.0.0448: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10835
diff changeset
1397 if (LT_POSP(pos1, pos2))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1398 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1399 getvvcol(wp, pos1, &from1, NULL, &to1);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1400 getvvcol(wp, pos2, &from2, NULL, &to2);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1401 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1402 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1403 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1404 getvvcol(wp, pos2, &from1, NULL, &to1);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1405 getvvcol(wp, pos1, &from2, NULL, &to2);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1406 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1407 if (from2 < from1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1408 *left = from2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1409 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1410 *left = from1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1411 if (to2 > to1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1412 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1413 if (*p_sel == 'e' && from2 - 1 >= to1)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1414 *right = from2 - 1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1415 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1416 *right = to2;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1417 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1418 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1419 *right = to1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1420 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1421
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1422 /*
26572
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1423 * Skip over ' ' and '\t'.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1424 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1425 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1426 skipwhite(char_u *q)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1427 {
1687
b2e037ed7e33 updated for version 7.2b-020
vimboss
parents: 1654
diff changeset
1428 char_u *p = q;
b2e037ed7e33 updated for version 7.2b-020
vimboss
parents: 1654
diff changeset
1429
26572
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1430 while (VIM_ISWHITE(*p))
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1431 ++p;
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1432 return p;
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1433 }
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1434
27018
268f6a3511df patch 8.2.4038: various code not used when features are disabled
Bram Moolenaar <Bram@vim.org>
parents: 26843
diff changeset
1435 #if defined(FEAT_EVAL) || defined(PROTO)
26572
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1436 /*
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1437 * skip over ' ', '\t' and '\n'.
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1438 */
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1439 char_u *
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1440 skipwhite_and_nl(char_u *q)
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1441 {
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1442 char_u *p = q;
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1443
9f7568104726 patch 8.2.3815: Vim9: cannot have a multi-line dict inside a block
Bram Moolenaar <Bram@vim.org>
parents: 26327
diff changeset
1444 while (VIM_ISWHITE(*p) || *p == NL)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1445 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1446 return p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1447 }
27018
268f6a3511df patch 8.2.4038: various code not used when features are disabled
Bram Moolenaar <Bram@vim.org>
parents: 26843
diff changeset
1448 #endif
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1449
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1450 /*
12323
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1451 * getwhitecols: return the number of whitespace
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1452 * columns (bytes) at the start of a given line
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1453 */
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1454 int
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1455 getwhitecols_curline()
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1456 {
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1457 return getwhitecols(ml_get_curline());
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1458 }
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1459
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1460 int
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1461 getwhitecols(char_u *p)
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1462 {
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1463 return skipwhite(p) - p;
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1464 }
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1465
4dba3e4f3b01 patch 8.0.1041: bogus characters when indenting during visual-block append
Christian Brabandt <cb@256bit.org>
parents: 11337
diff changeset
1466 /*
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1467 * skip over digits
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1468 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1469 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1470 skipdigits(char_u *q)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1471 {
1687
b2e037ed7e33 updated for version 7.2b-020
vimboss
parents: 1654
diff changeset
1472 char_u *p = q;
b2e037ed7e33 updated for version 7.2b-020
vimboss
parents: 1654
diff changeset
1473
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1474 while (VIM_ISDIGIT(*p)) // skip to next non-digit
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1475 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1476 return p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1477 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1478
741
ac1f1e69c50d updated for version 7.0222
vimboss
parents: 557
diff changeset
1479 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) || defined(PROTO)
301
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1480 /*
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1481 * skip over binary digits
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1482 */
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1483 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1484 skipbin(char_u *q)
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1485 {
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1486 char_u *p = q;
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1487
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1488 while (vim_isbdigit(*p)) // skip to next non-digit
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1489 ++p;
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1490 return p;
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1491 }
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1492
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1493 /*
301
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1494 * skip over digits and hex characters
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1495 */
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1496 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1497 skiphex(char_u *q)
301
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1498 {
1687
b2e037ed7e33 updated for version 7.2b-020
vimboss
parents: 1654
diff changeset
1499 char_u *p = q;
b2e037ed7e33 updated for version 7.2b-020
vimboss
parents: 1654
diff changeset
1500
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1501 while (vim_isxdigit(*p)) // skip to next non-digit
301
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1502 ++p;
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1503 return p;
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1504 }
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1505 #endif
006e9c8a6a8a updated for version 7.0079
vimboss
parents: 293
diff changeset
1506
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1507 /*
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1508 * skip to bin digit (or NUL after the string)
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1509 */
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1510 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1511 skiptobin(char_u *q)
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1512 {
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1513 char_u *p = q;
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1514
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1515 while (*p != NUL && !vim_isbdigit(*p)) // skip to next digit
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1516 ++p;
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1517 return p;
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1518 }
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1519
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1520 /*
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1521 * skip to digit (or NUL after the string)
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1522 */
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1523 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1524 skiptodigit(char_u *q)
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1525 {
1687
b2e037ed7e33 updated for version 7.2b-020
vimboss
parents: 1654
diff changeset
1526 char_u *p = q;
b2e037ed7e33 updated for version 7.2b-020
vimboss
parents: 1654
diff changeset
1527
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1528 while (*p != NUL && !VIM_ISDIGIT(*p)) // skip to next digit
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1529 ++p;
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1530 return p;
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1531 }
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1532
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1533 /*
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1534 * skip to hex character (or NUL after the string)
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1535 */
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1536 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1537 skiptohex(char_u *q)
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1538 {
1687
b2e037ed7e33 updated for version 7.2b-020
vimboss
parents: 1654
diff changeset
1539 char_u *p = q;
b2e037ed7e33 updated for version 7.2b-020
vimboss
parents: 1654
diff changeset
1540
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1541 while (*p != NUL && !vim_isxdigit(*p)) // skip to next digit
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1542 ++p;
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1543 return p;
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1544 }
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1545
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1546 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1547 * Variant of isdigit() that can handle characters > 0x100.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1548 * We don't use isdigit() here, because on some systems it also considers
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1549 * superscript 1 to be a digit.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1550 * Use the VIM_ISDIGIT() macro for simple arguments.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1551 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1552 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1553 vim_isdigit(int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1554 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1555 return (c >= '0' && c <= '9');
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1556 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1557
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1558 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1559 * Variant of isxdigit() that can handle characters > 0x100.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1560 * We don't use isxdigit() here, because on some systems it also considers
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1561 * superscript 1 to be a digit.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1562 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1563 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1564 vim_isxdigit(int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1565 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1566 return (c >= '0' && c <= '9')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1567 || (c >= 'a' && c <= 'f')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1568 || (c >= 'A' && c <= 'F');
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1569 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1570
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1571 /*
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1572 * Corollary of vim_isdigit and vim_isxdigit() that can handle
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1573 * characters > 0x100.
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1574 */
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1575 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1576 vim_isbdigit(int c)
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1577 {
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1578 return (c == '0' || c == '1');
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1579 }
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1580
23533
ee43d943c3bb patch 8.2.2309: 0o777 not recognized as octal
Bram Moolenaar <Bram@vim.org>
parents: 20782
diff changeset
1581 static int
ee43d943c3bb patch 8.2.2309: 0o777 not recognized as octal
Bram Moolenaar <Bram@vim.org>
parents: 20782
diff changeset
1582 vim_isodigit(int c)
ee43d943c3bb patch 8.2.2309: 0o777 not recognized as octal
Bram Moolenaar <Bram@vim.org>
parents: 20782
diff changeset
1583 {
ee43d943c3bb patch 8.2.2309: 0o777 not recognized as octal
Bram Moolenaar <Bram@vim.org>
parents: 20782
diff changeset
1584 return (c >= '0' && c <= '7');
ee43d943c3bb patch 8.2.2309: 0o777 not recognized as octal
Bram Moolenaar <Bram@vim.org>
parents: 20782
diff changeset
1585 }
ee43d943c3bb patch 8.2.2309: 0o777 not recognized as octal
Bram Moolenaar <Bram@vim.org>
parents: 20782
diff changeset
1586
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1587 /*
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1588 * Vim's own character class functions. These exist because many library
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1589 * islower()/toupper() etc. do not work properly: they crash when used with
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1590 * invalid values or can't handle latin1 when the locale is C.
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1591 * Speed is most important here.
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1592 */
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1593 #define LATIN1LOWER 'l'
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1594 #define LATIN1UPPER 'U'
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1595
497
73f10d8124f4 updated for version 7.0136
vimboss
parents: 492
diff changeset
1596 static char_u latin1flags[257] = " UUUUUUUUUUUUUUUUUUUUUUUUUU llllllllllllllllllllllllll UUUUUUUUUUUUUUUUUUUUUUU UUUUUUUllllllllllllllllllllllll llllllll";
3533
a17918b76ca1 updated for version 7.3.527
Bram Moolenaar <bram@vim.org>
parents: 3292
diff changeset
1597 static char_u latin1upper[257] = " !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`ABCDEFGHIJKLMNOPQRSTUVWXYZ{|}~\x7f\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xf7\xd8\xd9\xda\xdb\xdc\xdd\xde\xff";
a17918b76ca1 updated for version 7.3.527
Bram Moolenaar <bram@vim.org>
parents: 3292
diff changeset
1598 static char_u latin1lower[257] = " !\"#$%&'()*+,-./0123456789:;<=>?@abcdefghijklmnopqrstuvwxyz[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~\x7f\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xd7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xdf\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff";
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1599
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1600 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1601 vim_islower(int c)
492
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 FALSE;
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_islower(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_ISWLOWER
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 iswlower(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1614 #endif
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1615 // islower() can't handle these chars and may crash
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1616 return FALSE;
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 (latin1flags[c] & LATIN1LOWER) == LATIN1LOWER;
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 islower(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
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1625 vim_isupper(int c)
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1626 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1627 if (c <= '@')
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1628 return FALSE;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1629 if (c >= 0x80)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1630 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1631 if (enc_utf8)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1632 return utf_isupper(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1633 if (c >= 0x100)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1634 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1635 #ifdef HAVE_ISWUPPER
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1636 if (has_mbyte)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1637 return iswupper(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1638 #endif
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1639 // islower() can't handle these chars and may crash
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1640 return FALSE;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1641 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1642 if (enc_latin1like)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1643 return (latin1flags[c] & LATIN1UPPER) == LATIN1UPPER;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1644 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1645 return isupper(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1646 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1647
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1648 int
27784
bfce04a99561 patch 8.2.4418: crash when using special multi-byte character
Bram Moolenaar <Bram@vim.org>
parents: 27752
diff changeset
1649 vim_isalpha(int c)
bfce04a99561 patch 8.2.4418: crash when using special multi-byte character
Bram Moolenaar <Bram@vim.org>
parents: 27752
diff changeset
1650 {
bfce04a99561 patch 8.2.4418: crash when using special multi-byte character
Bram Moolenaar <Bram@vim.org>
parents: 27752
diff changeset
1651 return vim_islower(c) || vim_isupper(c);
bfce04a99561 patch 8.2.4418: crash when using special multi-byte character
Bram Moolenaar <Bram@vim.org>
parents: 27752
diff changeset
1652 }
bfce04a99561 patch 8.2.4418: crash when using special multi-byte character
Bram Moolenaar <Bram@vim.org>
parents: 27752
diff changeset
1653
bfce04a99561 patch 8.2.4418: crash when using special multi-byte character
Bram Moolenaar <Bram@vim.org>
parents: 27752
diff changeset
1654 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1655 vim_toupper(int c)
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1656 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1657 if (c <= '@')
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1658 return c;
11333
fef09eb74832 patch 8.0.0552: toupper and tolower don't work properly for Turkish
Christian Brabandt <cb@256bit.org>
parents: 11133
diff changeset
1659 if (c >= 0x80 || !(cmp_flags & CMP_KEEPASCII))
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1660 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1661 if (enc_utf8)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1662 return utf_toupper(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1663 if (c >= 0x100)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1664 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1665 #ifdef HAVE_TOWUPPER
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1666 if (has_mbyte)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1667 return towupper(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1668 #endif
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1669 // toupper() can't handle these chars and may crash
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1670 return c;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1671 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1672 if (enc_latin1like)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1673 return latin1upper[c];
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1674 }
11337
f0fbebf19b80 patch 8.0.0554: toupper and tolower don't work properly for Turkish
Christian Brabandt <cb@256bit.org>
parents: 11333
diff changeset
1675 if (c < 0x80 && (cmp_flags & CMP_KEEPASCII))
f0fbebf19b80 patch 8.0.0554: toupper and tolower don't work properly for Turkish
Christian Brabandt <cb@256bit.org>
parents: 11333
diff changeset
1676 return TOUPPER_ASC(c);
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1677 return TOUPPER_LOC(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1678 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1679
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1680 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1681 vim_tolower(int c)
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1682 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1683 if (c <= '@')
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1684 return c;
11333
fef09eb74832 patch 8.0.0552: toupper and tolower don't work properly for Turkish
Christian Brabandt <cb@256bit.org>
parents: 11133
diff changeset
1685 if (c >= 0x80 || !(cmp_flags & CMP_KEEPASCII))
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1686 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1687 if (enc_utf8)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1688 return utf_tolower(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1689 if (c >= 0x100)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1690 {
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1691 #ifdef HAVE_TOWLOWER
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1692 if (has_mbyte)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1693 return towlower(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1694 #endif
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1695 // tolower() can't handle these chars and may crash
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1696 return c;
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1697 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1698 if (enc_latin1like)
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1699 return latin1lower[c];
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1700 }
11337
f0fbebf19b80 patch 8.0.0554: toupper and tolower don't work properly for Turkish
Christian Brabandt <cb@256bit.org>
parents: 11333
diff changeset
1701 if (c < 0x80 && (cmp_flags & CMP_KEEPASCII))
f0fbebf19b80 patch 8.0.0554: toupper and tolower don't work properly for Turkish
Christian Brabandt <cb@256bit.org>
parents: 11333
diff changeset
1702 return TOLOWER_ASC(c);
492
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1703 return TOLOWER_LOC(c);
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1704 }
81c06952fb1d updated for version 7.0135
vimboss
parents: 474
diff changeset
1705
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1706 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1707 * skiptowhite: skip over text until ' ' or '\t' or NUL.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1708 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1709 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1710 skiptowhite(char_u *p)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1711 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1712 while (*p != ' ' && *p != '\t' && *p != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1713 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1714 return p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1715 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1716
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1717 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1718 * skiptowhite_esc: Like skiptowhite(), but also skip escaped chars
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1719 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1720 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1721 skiptowhite_esc(char_u *p)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1722 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1723 while (*p != ' ' && *p != '\t' && *p != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1724 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1725 if ((*p == '\\' || *p == Ctrl_V) && *(p + 1) != NUL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1726 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1727 ++p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1728 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1729 return p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1730 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1731
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1732 /*
26327
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1733 * Get a number from a string and skip over it.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1734 * Note: the argument is a pointer to a char_u pointer!
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1735 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1736 long
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1737 getdigits(char_u **pp)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1738 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1739 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1740 long retval;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1741
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1742 p = *pp;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1743 retval = atol((char *)p);
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1744 if (*p == '-') // skip negative sign
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1745 ++p;
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1746 p = skipdigits(p); // skip to next non-digit
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1747 *pp = p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1748 return retval;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1749 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1750
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1751 /*
26327
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1752 * Like getdigits() but allow for embedded single quotes.
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1753 */
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1754 long
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1755 getdigits_quoted(char_u **pp)
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1756 {
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1757 char_u *p = *pp;
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1758 long retval = 0;
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1759
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1760 if (*p == '-')
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1761 ++p;
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1762 while (VIM_ISDIGIT(*p))
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1763 {
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1764 if (retval >= LONG_MAX / 10 - 10)
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1765 retval = LONG_MAX;
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1766 else
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1767 retval = retval * 10 - '0' + *p;
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1768 ++p;
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1769 if (in_vim9script() && *p == '\'' && VIM_ISDIGIT(p[1]))
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1770 ++p;
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1771 }
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1772 if (**pp == '-')
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1773 {
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1774 if (retval == LONG_MAX)
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1775 retval = LONG_MIN;
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1776 else
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1777 retval = -retval;
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1778 }
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1779 *pp = p;
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1780 return retval;
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1781 }
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1782
227543e4181f patch 8.2.3694: cannot use quotes in the count of an Ex command
Bram Moolenaar <Bram@vim.org>
parents: 25978
diff changeset
1783 /*
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1784 * Return TRUE if "lbuf" is empty or only contains blanks.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1785 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1786 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1787 vim_isblankline(char_u *lbuf)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1788 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1789 char_u *p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1790
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1791 p = skipwhite(lbuf);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1792 return (*p == NUL || *p == '\r' || *p == '\n');
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1793 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1794
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1795 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1796 * Convert a string into a long and/or unsigned long, taking care of
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1797 * hexadecimal, octal, and binary numbers. Accepts a '-' sign.
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1798 * If "prep" is not NULL, returns a flag to indicate the type of the number:
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1799 * 0 decimal
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1800 * '0' octal
20665
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1801 * 'O' octal
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1802 * 'o' octal
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1803 * 'B' bin
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1804 * 'b' bin
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1805 * 'X' hex
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1806 * 'x' hex
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1807 * If "len" is not NULL, the length of the number in characters is returned.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1808 * If "nptr" is not NULL, the signed result is returned in it.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1809 * If "unptr" is not NULL, the unsigned result is returned in it.
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1810 * If "what" contains STR2NR_BIN recognize binary numbers
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1811 * If "what" contains STR2NR_OCT recognize octal numbers
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1812 * If "what" contains STR2NR_HEX recognize hex numbers
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1813 * If "what" contains STR2NR_FORCE always assume bin/oct/hex.
18082
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1814 * If "what" contains STR2NR_QUOTE ignore embedded single quotes
12704
ee5f3f5d3c55 patch 8.0.1230: CTRL-A in Visual mode uses character after selection
Christian Brabandt <cb@256bit.org>
parents: 12702
diff changeset
1815 * If maxlen > 0, check at a maximum maxlen chars.
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1816 * If strict is TRUE, check the number strictly. return *len = 0 if fail.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1817 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1818 void
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1819 vim_str2nr(
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
1820 char_u *start,
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1821 int *prep, // return: type of number 0 = decimal, 'x'
20665
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1822 // or 'X' is hex, '0', 'o' or 'O' is octal,
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1823 // 'b' or 'B' is bin
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1824 int *len, // return: detected length of number
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1825 int what, // what numbers to recognize
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1826 varnumber_T *nptr, // return: signed result
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1827 uvarnumber_T *unptr, // return: unsigned result
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1828 int maxlen, // max length of string to check
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1829 int strict) // check strictly
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1830 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1831 char_u *ptr = start;
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1832 int pre = 0; // default is decimal
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1833 int negative = FALSE;
9389
32e34e574716 commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents: 8643
diff changeset
1834 uvarnumber_T un = 0;
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1835 int n;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1836
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1837 if (len != NULL)
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1838 *len = 0;
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1839
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1840 if (ptr[0] == '-')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1841 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1842 negative = TRUE;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1843 ++ptr;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1844 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1845
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1846 // Recognize hex, octal, and bin.
6927
58d9f967ae1a patch 7.4.782
Bram Moolenaar <bram@vim.org>
parents: 6503
diff changeset
1847 if (ptr[0] == '0' && ptr[1] != '8' && ptr[1] != '9'
58d9f967ae1a patch 7.4.782
Bram Moolenaar <bram@vim.org>
parents: 6503
diff changeset
1848 && (maxlen == 0 || maxlen > 1))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1849 {
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1850 pre = ptr[1];
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1851 if ((what & STR2NR_HEX)
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1852 && (pre == 'X' || pre == 'x') && vim_isxdigit(ptr[2])
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1853 && (maxlen == 0 || maxlen > 2))
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1854 // hexadecimal
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1855 ptr += 2;
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1856 else if ((what & STR2NR_BIN)
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1857 && (pre == 'B' || pre == 'b') && vim_isbdigit(ptr[2])
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1858 && (maxlen == 0 || maxlen > 2))
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1859 // binary
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1860 ptr += 2;
20665
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1861 else if ((what & STR2NR_OOCT)
23533
ee43d943c3bb patch 8.2.2309: 0o777 not recognized as octal
Bram Moolenaar <Bram@vim.org>
parents: 20782
diff changeset
1862 && (pre == 'O' || pre == 'o') && vim_isodigit(ptr[2])
20665
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1863 && (maxlen == 0 || maxlen > 2))
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1864 // octal with prefix "0o"
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1865 ptr += 2;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1866 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1867 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1868 // decimal or octal, default is decimal
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1869 pre = 0;
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1870 if (what & STR2NR_OCT)
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1871 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1872 // Don't interpret "0", "08" or "0129" as octal.
12704
ee5f3f5d3c55 patch 8.0.1230: CTRL-A in Visual mode uses character after selection
Christian Brabandt <cb@256bit.org>
parents: 12702
diff changeset
1873 for (n = 1; n != maxlen && VIM_ISDIGIT(ptr[n]); ++n)
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1874 {
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1875 if (ptr[n] > '7')
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1876 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1877 pre = 0; // can't be octal
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1878 break;
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1879 }
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1880 pre = '0'; // assume octal
39
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1881 }
410fa1a31baf updated for version 7.0023
vimboss
parents: 16
diff changeset
1882 }
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1883 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1884 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1885
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1886 // Do the conversion manually to avoid sscanf() quirks.
6927
58d9f967ae1a patch 7.4.782
Bram Moolenaar <bram@vim.org>
parents: 6503
diff changeset
1887 n = 1;
18082
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1888 if (pre == 'B' || pre == 'b'
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1889 || ((what & STR2NR_BIN) && (what & STR2NR_FORCE)))
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1890 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1891 // bin
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1892 if (pre != 0)
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1893 n += 2; // skip over "0b"
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1894 while ('0' <= *ptr && *ptr <= '1')
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1895 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1896 // avoid ubsan error for overflow
14061
47b2db8a5709 patch 8.1.0048: vim_str2nr() does not handle numbers close to the maximum
Christian Brabandt <cb@256bit.org>
parents: 13786
diff changeset
1897 if (un <= UVARNUM_MAX / 2)
47b2db8a5709 patch 8.1.0048: vim_str2nr() does not handle numbers close to the maximum
Christian Brabandt <cb@256bit.org>
parents: 13786
diff changeset
1898 un = 2 * un + (uvarnumber_T)(*ptr - '0');
10658
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
1899 else
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
1900 un = UVARNUM_MAX;
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1901 ++ptr;
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1902 if (n++ == maxlen)
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1903 break;
18082
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1904 if ((what & STR2NR_QUOTE) && *ptr == '\''
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1905 && '0' <= ptr[1] && ptr[1] <= '1')
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1906 {
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1907 ++ptr;
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1908 if (n++ == maxlen)
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1909 break;
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1910 }
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1911 }
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1912 }
20665
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1913 else if (pre == 'O' || pre == 'o' ||
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1914 pre == '0' || ((what & STR2NR_OCT) && (what & STR2NR_FORCE)))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1915 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1916 // octal
20665
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1917 if (pre != 0 && pre != '0')
6ff992bf4c82 patch 8.2.0886: cannot use octal numbers in scriptversion 4
Bram Moolenaar <Bram@vim.org>
parents: 20007
diff changeset
1918 n += 2; // skip over "0o"
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1919 while ('0' <= *ptr && *ptr <= '7')
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1920 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1921 // avoid ubsan error for overflow
14061
47b2db8a5709 patch 8.1.0048: vim_str2nr() does not handle numbers close to the maximum
Christian Brabandt <cb@256bit.org>
parents: 13786
diff changeset
1922 if (un <= UVARNUM_MAX / 8)
10658
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
1923 un = 8 * un + (uvarnumber_T)(*ptr - '0');
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
1924 else
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
1925 un = UVARNUM_MAX;
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1926 ++ptr;
6927
58d9f967ae1a patch 7.4.782
Bram Moolenaar <bram@vim.org>
parents: 6503
diff changeset
1927 if (n++ == maxlen)
58d9f967ae1a patch 7.4.782
Bram Moolenaar <bram@vim.org>
parents: 6503
diff changeset
1928 break;
18082
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1929 if ((what & STR2NR_QUOTE) && *ptr == '\''
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1930 && '0' <= ptr[1] && ptr[1] <= '7')
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1931 {
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1932 ++ptr;
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1933 if (n++ == maxlen)
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1934 break;
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1935 }
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1936 }
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1937 }
18082
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1938 else if (pre != 0 || ((what & STR2NR_HEX) && (what & STR2NR_FORCE)))
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1939 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1940 // hex
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1941 if (pre != 0)
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1942 n += 2; // skip over "0x"
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1943 while (vim_isxdigit(*ptr))
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1944 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1945 // avoid ubsan error for overflow
14061
47b2db8a5709 patch 8.1.0048: vim_str2nr() does not handle numbers close to the maximum
Christian Brabandt <cb@256bit.org>
parents: 13786
diff changeset
1946 if (un <= UVARNUM_MAX / 16)
10658
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
1947 un = 16 * un + (uvarnumber_T)hex2nr(*ptr);
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
1948 else
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
1949 un = UVARNUM_MAX;
293
f811be6fa9b5 updated for version 7.0077
vimboss
parents: 273
diff changeset
1950 ++ptr;
6927
58d9f967ae1a patch 7.4.782
Bram Moolenaar <bram@vim.org>
parents: 6503
diff changeset
1951 if (n++ == maxlen)
58d9f967ae1a patch 7.4.782
Bram Moolenaar <bram@vim.org>
parents: 6503
diff changeset
1952 break;
18082
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1953 if ((what & STR2NR_QUOTE) && *ptr == '\'' && vim_isxdigit(ptr[1]))
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1954 {
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1955 ++ptr;
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1956 if (n++ == maxlen)
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1957 break;
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1958 }
7
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 else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1962 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1963 // decimal
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1964 while (VIM_ISDIGIT(*ptr))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1965 {
14061
47b2db8a5709 patch 8.1.0048: vim_str2nr() does not handle numbers close to the maximum
Christian Brabandt <cb@256bit.org>
parents: 13786
diff changeset
1966 uvarnumber_T digit = (uvarnumber_T)(*ptr - '0');
47b2db8a5709 patch 8.1.0048: vim_str2nr() does not handle numbers close to the maximum
Christian Brabandt <cb@256bit.org>
parents: 13786
diff changeset
1967
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1968 // avoid ubsan error for overflow
14061
47b2db8a5709 patch 8.1.0048: vim_str2nr() does not handle numbers close to the maximum
Christian Brabandt <cb@256bit.org>
parents: 13786
diff changeset
1969 if (un < UVARNUM_MAX / 10
47b2db8a5709 patch 8.1.0048: vim_str2nr() does not handle numbers close to the maximum
Christian Brabandt <cb@256bit.org>
parents: 13786
diff changeset
1970 || (un == UVARNUM_MAX / 10 && digit <= UVARNUM_MAX % 10))
47b2db8a5709 patch 8.1.0048: vim_str2nr() does not handle numbers close to the maximum
Christian Brabandt <cb@256bit.org>
parents: 13786
diff changeset
1971 un = 10 * un + digit;
10658
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
1972 else
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
1973 un = UVARNUM_MAX;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1974 ++ptr;
6927
58d9f967ae1a patch 7.4.782
Bram Moolenaar <bram@vim.org>
parents: 6503
diff changeset
1975 if (n++ == maxlen)
58d9f967ae1a patch 7.4.782
Bram Moolenaar <bram@vim.org>
parents: 6503
diff changeset
1976 break;
18082
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1977 if ((what & STR2NR_QUOTE) && *ptr == '\'' && VIM_ISDIGIT(ptr[1]))
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1978 {
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1979 ++ptr;
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1980 if (n++ == maxlen)
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1981 break;
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1982 }
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1983 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1984 }
18082
1c7a91cf2356 patch 8.1.2036: the str2nr() tests fail
Bram Moolenaar <Bram@vim.org>
parents: 17809
diff changeset
1985
19195
2ef19eed524a patch 8.2.0156: various typos in source files and tests
Bram Moolenaar <Bram@vim.org>
parents: 18757
diff changeset
1986 // Check for an alphanumeric character immediately following, that is
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1987 // most likely a typo.
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1988 if (strict && n - 1 != maxlen && ASCII_ISALNUM(*ptr))
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16054
diff changeset
1989 return;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1990
7447
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1991 if (prep != NULL)
ad432f8f68fb commit https://github.com/vim/vim/commit/887c1fea4a114e7170091942d0446c8882701b5b
Christian Brabandt <cb@256bit.org>
parents: 7072
diff changeset
1992 *prep = pre;
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1993 if (len != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1994 *len = (int)(ptr - start);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
1995 if (nptr != NULL)
16
3ba373b54370 updated for version 7.0008
vimboss
parents: 7
diff changeset
1996 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1997 if (negative) // account for leading '-' for decimal numbers
10658
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
1998 {
18757
c469e1930456 patch 8.1.2368: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 18574
diff changeset
1999 // avoid ubsan error for overflow
10658
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
2000 if (un > VARNUM_MAX)
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
2001 *nptr = VARNUM_MIN;
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
2002 else
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
2003 *nptr = -(varnumber_T)un;
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
2004 }
16
3ba373b54370 updated for version 7.0008
vimboss
parents: 7
diff changeset
2005 else
10658
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
2006 {
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
2007 if (un > VARNUM_MAX)
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
2008 un = VARNUM_MAX;
9389
32e34e574716 commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents: 8643
diff changeset
2009 *nptr = (varnumber_T)un;
10658
77d66e9ac0ab patch 8.0.0219: ubsan reports errors for overflow
Christian Brabandt <cb@256bit.org>
parents: 10549
diff changeset
2010 }
16
3ba373b54370 updated for version 7.0008
vimboss
parents: 7
diff changeset
2011 }
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2012 if (unptr != NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2013 *unptr = un;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2014 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2015
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2016 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2017 * Return the value of a single hex character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2018 * Only valid when the argument is '0' - '9', 'A' - 'F' or 'a' - 'f'.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2019 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2020 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
2021 hex2nr(int c)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2022 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2023 if (c >= 'a' && c <= 'f')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2024 return c - 'a' + 10;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2025 if (c >= 'A' && c <= 'F')
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2026 return c - 'A' + 10;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2027 return c - '0';
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2028 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2029
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2030 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2031 * Convert two hex characters to a byte.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2032 * Return -1 if one of the characters is not hex.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2033 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2034 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
2035 hexhex2nr(char_u *p)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2036 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2037 if (!vim_isxdigit(p[0]) || !vim_isxdigit(p[1]))
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2038 return -1;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2039 return (hex2nr(p[0]) << 4) + hex2nr(p[1]);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2040 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2041
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2042 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2043 * Return TRUE if "str" starts with a backslash that should be removed.
16054
78faa25f9698 patch 8.1.1032: warnings from clang static analyzer
Bram Moolenaar <Bram@vim.org>
parents: 15850
diff changeset
2044 * For MS-DOS, MSWIN and OS/2 this is only done when the character after the
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2045 * backslash is not a normal file name character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2046 * '$' is a valid file name character, we don't remove the backslash before
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2047 * it. This means it is not possible to use an environment variable after a
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2048 * backslash. "C:\$VIM\doc" is taken literally, only "$VIM\doc" works.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2049 * Although "\ name" is valid, the backslash in "Program\ files" must be
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2050 * removed. Assume a file name doesn't start with a space.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2051 * For multi-byte names, never remove a backslash before a non-ascii
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2052 * character, assume that all multi-byte characters are valid file name
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2053 * characters.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2054 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2055 int
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
2056 rem_backslash(char_u *str)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2057 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2058 #ifdef BACKSLASH_IN_FILENAME
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2059 return (str[0] == '\\'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2060 && str[1] < 0x80
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2061 && (str[1] == ' '
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2062 || (str[1] != NUL
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2063 && str[1] != '*'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2064 && str[1] != '?'
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2065 && !vim_isfilec(str[1]))));
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2066 #else
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2067 return (str[0] == '\\' && str[1] != NUL);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2068 #endif
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2069 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2070
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2071 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2072 * Halve the number of backslashes in a file name argument.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2073 * For MS-DOS we only do this if the character after the backslash
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2074 * is not a normal file character.
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2075 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2076 void
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
2077 backslash_halve(char_u *p)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2078 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2079 for ( ; *p; ++p)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2080 if (rem_backslash(p))
1621
82b5078be2dd updated for version 7.2a
vimboss
parents: 1546
diff changeset
2081 STRMOVE(p, p + 1);
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2082 }
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2083
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2084 /*
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2085 * backslash_halve() plus save the result in allocated memory.
17809
59f8948b7590 patch 8.1.1901: the +insert_expand feature is not always available
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
2086 * However, returns "p" when out of memory.
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2087 */
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2088 char_u *
7817
83861277e6a3 commit https://github.com/vim/vim/commit/7454a06e2642d2b37afad1c5e71cec68081ca4ff
Christian Brabandt <cb@256bit.org>
parents: 7799
diff changeset
2089 backslash_halve_save(char_u *p)
7
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2090 {
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2091 char_u *res;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2092
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2093 res = vim_strsave(p);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2094 if (res == NULL)
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2095 return p;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2096 backslash_halve(res);
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2097 return res;
3fc0f57ecb91 updated for version 7.0001
vimboss
parents:
diff changeset
2098 }