7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 /*
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11 * misc1.c: functions that didn't seem to fit elsewhere
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12 */
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13
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14 #include "vim.h"
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15 #include "version.h"
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16
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17 #ifdef HAVE_FCNTL_H
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18 # include <fcntl.h> /* for chdir() */
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19 #endif
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20
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21 static char_u *vim_version_dir __ARGS((char_u *vimdir));
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22 static char_u *remove_tail __ARGS((char_u *p, char_u *pend, char_u *name));
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23 static int copy_indent __ARGS((int size, char_u *src));
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24
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25 /*
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26 * Count the size (in window cells) of the indent in the current line.
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27 */
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28 int
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29 get_indent()
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30 {
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31 return get_indent_str(ml_get_curline(), (int)curbuf->b_p_ts);
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32 }
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33
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34 /*
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35 * Count the size (in window cells) of the indent in line "lnum".
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36 */
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37 int
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38 get_indent_lnum(lnum)
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39 linenr_T lnum;
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40 {
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41 return get_indent_str(ml_get(lnum), (int)curbuf->b_p_ts);
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42 }
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43
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44 #if defined(FEAT_FOLDING) || defined(PROTO)
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45 /*
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46 * Count the size (in window cells) of the indent in line "lnum" of buffer
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47 * "buf".
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48 */
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49 int
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50 get_indent_buf(buf, lnum)
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51 buf_T *buf;
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52 linenr_T lnum;
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53 {
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54 return get_indent_str(ml_get_buf(buf, lnum, FALSE), (int)buf->b_p_ts);
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55 }
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56 #endif
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57
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58 /*
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59 * count the size (in window cells) of the indent in line "ptr", with
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60 * 'tabstop' at "ts"
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61 */
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164
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62 int
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7
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63 get_indent_str(ptr, ts)
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64 char_u *ptr;
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65 int ts;
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66 {
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67 int count = 0;
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68
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69 for ( ; *ptr; ++ptr)
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70 {
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71 if (*ptr == TAB) /* count a tab for what it is worth */
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72 count += ts - (count % ts);
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73 else if (*ptr == ' ')
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74 ++count; /* count a space for one */
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75 else
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76 break;
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77 }
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164
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78 return count;
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7
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79 }
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80
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81 /*
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82 * Set the indent of the current line.
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83 * Leaves the cursor on the first non-blank in the line.
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84 * Caller must take care of undo.
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85 * "flags":
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86 * SIN_CHANGED: call changed_bytes() if the line was changed.
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87 * SIN_INSERT: insert the indent in front of the line.
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88 * SIN_UNDO: save line for undo before changing it.
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89 * Returns TRUE if the line was changed.
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90 */
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91 int
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92 set_indent(size, flags)
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1324
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93 int size; /* measured in spaces */
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7
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94 int flags;
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95 {
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96 char_u *p;
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97 char_u *newline;
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98 char_u *oldline;
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99 char_u *s;
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100 int todo;
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1324
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101 int ind_len; /* measured in characters */
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7
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102 int line_len;
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103 int doit = FALSE;
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1324
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104 int ind_done = 0; /* measured in spaces */
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7
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105 int tab_pad;
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217
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106 int retval = FALSE;
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1359
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107 int orig_char_len = -1; /* number of initial whitespace chars when
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1324
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108 'et' and 'pi' are both set */
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7
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109
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110 /*
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111 * First check if there is anything to do and compute the number of
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112 * characters needed for the indent.
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113 */
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114 todo = size;
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115 ind_len = 0;
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116 p = oldline = ml_get_curline();
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117
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118 /* Calculate the buffer size for the new indent, and check to see if it
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119 * isn't already set */
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120
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1324
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121 /* if 'expandtab' isn't set: use TABs; if both 'expandtab' and
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122 * 'preserveindent' are set count the number of characters at the
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123 * beginning of the line to be copied */
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124 if (!curbuf->b_p_et || (!(flags & SIN_INSERT) && curbuf->b_p_pi))
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7
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125 {
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126 /* If 'preserveindent' is set then reuse as much as possible of
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127 * the existing indent structure for the new indent */
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128 if (!(flags & SIN_INSERT) && curbuf->b_p_pi)
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129 {
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130 ind_done = 0;
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131
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132 /* count as many characters as we can use */
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133 while (todo > 0 && vim_iswhite(*p))
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134 {
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135 if (*p == TAB)
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136 {
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137 tab_pad = (int)curbuf->b_p_ts
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138 - (ind_done % (int)curbuf->b_p_ts);
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139 /* stop if this tab will overshoot the target */
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140 if (todo < tab_pad)
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141 break;
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142 todo -= tab_pad;
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143 ++ind_len;
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144 ind_done += tab_pad;
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145 }
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146 else
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147 {
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148 --todo;
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149 ++ind_len;
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150 ++ind_done;
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151 }
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152 ++p;
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153 }
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154
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1324
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155 /* Set initial number of whitespace chars to copy if we are
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156 * preserving indent but expandtab is set */
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157 if (curbuf->b_p_et)
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158 orig_char_len = ind_len;
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159
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7
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160 /* Fill to next tabstop with a tab, if possible */
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161 tab_pad = (int)curbuf->b_p_ts - (ind_done % (int)curbuf->b_p_ts);
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1359
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162 if (todo >= tab_pad && orig_char_len == -1)
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7
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163 {
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164 doit = TRUE;
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165 todo -= tab_pad;
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166 ++ind_len;
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167 /* ind_done += tab_pad; */
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168 }
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169 }
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170
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171 /* count tabs required for indent */
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172 while (todo >= (int)curbuf->b_p_ts)
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173 {
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174 if (*p != TAB)
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175 doit = TRUE;
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176 else
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177 ++p;
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178 todo -= (int)curbuf->b_p_ts;
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179 ++ind_len;
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180 /* ind_done += (int)curbuf->b_p_ts; */
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181 }
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182 }
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183 /* count spaces required for indent */
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184 while (todo > 0)
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185 {
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186 if (*p != ' ')
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187 doit = TRUE;
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188 else
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189 ++p;
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190 --todo;
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191 ++ind_len;
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192 /* ++ind_done; */
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193 }
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194
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195 /* Return if the indent is OK already. */
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196 if (!doit && !vim_iswhite(*p) && !(flags & SIN_INSERT))
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197 return FALSE;
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198
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199 /* Allocate memory for the new line. */
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200 if (flags & SIN_INSERT)
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201 p = oldline;
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202 else
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203 p = skipwhite(p);
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204 line_len = (int)STRLEN(p) + 1;
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1324
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205
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206 /* If 'preserveindent' and 'expandtab' are both set keep the original
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207 * characters and allocate accordingly. We will fill the rest with spaces
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208 * after the if (!curbuf->b_p_et) below. */
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1359
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209 if (orig_char_len != -1)
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1324
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210 {
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211 newline = alloc(orig_char_len + size - ind_done + line_len);
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212 if (newline == NULL)
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213 return FALSE;
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1359
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214 todo = size - ind_done;
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215 ind_len = orig_char_len + todo; /* Set total length of indent in
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216 * characters, which may have been
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217 * undercounted until now */
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1324
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218 p = oldline;
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219 s = newline;
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220 while (orig_char_len > 0)
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221 {
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222 *s++ = *p++;
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223 orig_char_len--;
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224 }
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1474
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225
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1324
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226 /* Skip over any additional white space (useful when newindent is less
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227 * than old) */
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228 while (vim_iswhite(*p))
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1474
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229 ++p;
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1348
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230
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1324
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231 }
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232 else
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233 {
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234 todo = size;
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235 newline = alloc(ind_len + line_len);
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236 if (newline == NULL)
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237 return FALSE;
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238 s = newline;
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239 }
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7
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240
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241 /* Put the characters in the new line. */
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242 /* if 'expandtab' isn't set: use TABs */
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243 if (!curbuf->b_p_et)
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244 {
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245 /* If 'preserveindent' is set then reuse as much as possible of
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246 * the existing indent structure for the new indent */
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247 if (!(flags & SIN_INSERT) && curbuf->b_p_pi)
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248 {
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249 p = oldline;
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250 ind_done = 0;
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251
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252 while (todo > 0 && vim_iswhite(*p))
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253 {
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254 if (*p == TAB)
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255 {
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256 tab_pad = (int)curbuf->b_p_ts
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257 - (ind_done % (int)curbuf->b_p_ts);
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258 /* stop if this tab will overshoot the target */
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259 if (todo < tab_pad)
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260 break;
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261 todo -= tab_pad;
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262 ind_done += tab_pad;
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263 }
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264 else
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265 {
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266 --todo;
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267 ++ind_done;
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268 }
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269 *s++ = *p++;
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270 }
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271
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272 /* Fill to next tabstop with a tab, if possible */
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273 tab_pad = (int)curbuf->b_p_ts - (ind_done % (int)curbuf->b_p_ts);
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274 if (todo >= tab_pad)
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275 {
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276 *s++ = TAB;
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277 todo -= tab_pad;
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278 }
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279
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280 p = skipwhite(p);
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281 }
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282
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283 while (todo >= (int)curbuf->b_p_ts)
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284 {
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285 *s++ = TAB;
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286 todo -= (int)curbuf->b_p_ts;
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287 }
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288 }
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289 while (todo > 0)
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290 {
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291 *s++ = ' ';
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292 --todo;
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293 }
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294 mch_memmove(s, p, (size_t)line_len);
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295
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296 /* Replace the line (unless undo fails). */
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297 if (!(flags & SIN_UNDO) || u_savesub(curwin->w_cursor.lnum) == OK)
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298 {
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299 ml_replace(curwin->w_cursor.lnum, newline, FALSE);
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300 if (flags & SIN_CHANGED)
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301 changed_bytes(curwin->w_cursor.lnum, 0);
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302 /* Correct saved cursor position if it's after the indent. */
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303 if (saved_cursor.lnum == curwin->w_cursor.lnum
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304 && saved_cursor.col >= (colnr_T)(p - oldline))
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835
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305 saved_cursor.col += ind_len - (colnr_T)(p - oldline);
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217
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306 retval = TRUE;
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7
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307 }
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308 else
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309 vim_free(newline);
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310
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311 curwin->w_cursor.col = ind_len;
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217
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312 return retval;
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7
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313 }
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314
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315 /*
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316 * Copy the indent from ptr to the current line (and fill to size)
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317 * Leaves the cursor on the first non-blank in the line.
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318 * Returns TRUE if the line was changed.
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319 */
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320 static int
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321 copy_indent(size, src)
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322 int size;
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323 char_u *src;
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324 {
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325 char_u *p = NULL;
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326 char_u *line = NULL;
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327 char_u *s;
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328 int todo;
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329 int ind_len;
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330 int line_len = 0;
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331 int tab_pad;
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332 int ind_done;
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333 int round;
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334
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335 /* Round 1: compute the number of characters needed for the indent
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336 * Round 2: copy the characters. */
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337 for (round = 1; round <= 2; ++round)
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338 {
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339 todo = size;
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340 ind_len = 0;
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341 ind_done = 0;
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342 s = src;
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343
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344 /* Count/copy the usable portion of the source line */
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345 while (todo > 0 && vim_iswhite(*s))
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346 {
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347 if (*s == TAB)
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348 {
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349 tab_pad = (int)curbuf->b_p_ts
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350 - (ind_done % (int)curbuf->b_p_ts);
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351 /* Stop if this tab will overshoot the target */
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352 if (todo < tab_pad)
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353 break;
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354 todo -= tab_pad;
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355 ind_done += tab_pad;
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356 }
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357 else
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358 {
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359 --todo;
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360 ++ind_done;
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361 }
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362 ++ind_len;
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840
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363 if (p != NULL)
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7
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364 *p++ = *s;
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365 ++s;
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366 }
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367
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368 /* Fill to next tabstop with a tab, if possible */
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369 tab_pad = (int)curbuf->b_p_ts - (ind_done % (int)curbuf->b_p_ts);
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370 if (todo >= tab_pad)
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371 {
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372 todo -= tab_pad;
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373 ++ind_len;
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840
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374 if (p != NULL)
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7
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375 *p++ = TAB;
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376 }
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377
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378 /* Add tabs required for indent */
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379 while (todo >= (int)curbuf->b_p_ts)
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380 {
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381 todo -= (int)curbuf->b_p_ts;
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382 ++ind_len;
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840
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383 if (p != NULL)
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7
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384 *p++ = TAB;
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385 }
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386
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387 /* Count/add spaces required for indent */
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388 while (todo > 0)
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389 {
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390 --todo;
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391 ++ind_len;
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840
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392 if (p != NULL)
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7
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393 *p++ = ' ';
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394 }
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395
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840
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396 if (p == NULL)
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7
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397 {
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398 /* Allocate memory for the result: the copied indent, new indent
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399 * and the rest of the line. */
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400 line_len = (int)STRLEN(ml_get_curline()) + 1;
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401 line = alloc(ind_len + line_len);
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402 if (line == NULL)
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403 return FALSE;
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404 p = line;
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405 }
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406 }
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407
|
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408 /* Append the original line */
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409 mch_memmove(p, ml_get_curline(), (size_t)line_len);
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410
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411 /* Replace the line */
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412 ml_replace(curwin->w_cursor.lnum, line, FALSE);
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413
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414 /* Put the cursor after the indent. */
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415 curwin->w_cursor.col = ind_len;
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416 return TRUE;
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417 }
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418
|
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419 /*
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420 * Return the indent of the current line after a number. Return -1 if no
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421 * number was found. Used for 'n' in 'formatoptions': numbered list.
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41
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422 * Since a pattern is used it can actually handle more than numbers.
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7
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423 */
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424 int
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425 get_number_indent(lnum)
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426 linenr_T lnum;
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427 {
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428 colnr_T col;
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429 pos_T pos;
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41
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430 regmmatch_T regmatch;
|
7
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431
|
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432 if (lnum > curbuf->b_ml.ml_line_count)
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433 return -1;
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41
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434 pos.lnum = 0;
|
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435 regmatch.regprog = vim_regcomp(curbuf->b_p_flp, RE_MAGIC);
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436 if (regmatch.regprog != NULL)
|
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437 {
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438 regmatch.rmm_ic = FALSE;
|
410
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439 regmatch.rmm_maxcol = 0;
|
1521
|
440 if (vim_regexec_multi(®match, curwin, curbuf, lnum,
|
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441 (colnr_T)0, NULL))
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41
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442 {
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443 pos.lnum = regmatch.endpos[0].lnum + lnum;
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444 pos.col = regmatch.endpos[0].col;
|
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445 #ifdef FEAT_VIRTUALEDIT
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446 pos.coladd = 0;
|
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447 #endif
|
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448 }
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449 vim_free(regmatch.regprog);
|
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450 }
|
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451
|
|
452 if (pos.lnum == 0 || *ml_get_pos(&pos) == NUL)
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7
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453 return -1;
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454 getvcol(curwin, &pos, &col, NULL, NULL);
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455 return (int)col;
|
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456 }
|
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457
|
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458 #if defined(FEAT_CINDENT) || defined(FEAT_SMARTINDENT)
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459
|
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460 static int cin_is_cinword __ARGS((char_u *line));
|
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461
|
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462 /*
|
|
463 * Return TRUE if the string "line" starts with a word from 'cinwords'.
|
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464 */
|
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465 static int
|
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466 cin_is_cinword(line)
|
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467 char_u *line;
|
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468 {
|
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469 char_u *cinw;
|
|
470 char_u *cinw_buf;
|
|
471 int cinw_len;
|
|
472 int retval = FALSE;
|
|
473 int len;
|
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474
|
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475 cinw_len = (int)STRLEN(curbuf->b_p_cinw) + 1;
|
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476 cinw_buf = alloc((unsigned)cinw_len);
|
|
477 if (cinw_buf != NULL)
|
|
478 {
|
|
479 line = skipwhite(line);
|
|
480 for (cinw = curbuf->b_p_cinw; *cinw; )
|
|
481 {
|
|
482 len = copy_option_part(&cinw, cinw_buf, cinw_len, ",");
|
|
483 if (STRNCMP(line, cinw_buf, len) == 0
|
|
484 && (!vim_iswordc(line[len]) || !vim_iswordc(line[len - 1])))
|
|
485 {
|
|
486 retval = TRUE;
|
|
487 break;
|
|
488 }
|
|
489 }
|
|
490 vim_free(cinw_buf);
|
|
491 }
|
|
492 return retval;
|
|
493 }
|
|
494 #endif
|
|
495
|
|
496 /*
|
|
497 * open_line: Add a new line below or above the current line.
|
|
498 *
|
|
499 * For VREPLACE mode, we only add a new line when we get to the end of the
|
|
500 * file, otherwise we just start replacing the next line.
|
|
501 *
|
|
502 * Caller must take care of undo. Since VREPLACE may affect any number of
|
|
503 * lines however, it may call u_save_cursor() again when starting to change a
|
|
504 * new line.
|
|
505 * "flags": OPENLINE_DELSPACES delete spaces after cursor
|
|
506 * OPENLINE_DO_COM format comments
|
|
507 * OPENLINE_KEEPTRAIL keep trailing spaces
|
|
508 * OPENLINE_MARKFIX adjust mark positions after the line break
|
|
509 *
|
|
510 * Return TRUE for success, FALSE for failure
|
|
511 */
|
|
512 int
|
|
513 open_line(dir, flags, old_indent)
|
|
514 int dir; /* FORWARD or BACKWARD */
|
|
515 int flags;
|
|
516 int old_indent; /* indent for after ^^D in Insert mode */
|
|
517 {
|
|
518 char_u *saved_line; /* copy of the original line */
|
|
519 char_u *next_line = NULL; /* copy of the next line */
|
|
520 char_u *p_extra = NULL; /* what goes to next line */
|
|
521 int less_cols = 0; /* less columns for mark in new line */
|
|
522 int less_cols_off = 0; /* columns to skip for mark adjust */
|
|
523 pos_T old_cursor; /* old cursor position */
|
|
524 int newcol = 0; /* new cursor column */
|
|
525 int newindent = 0; /* auto-indent of the new line */
|
|
526 int n;
|
|
527 int trunc_line = FALSE; /* truncate current line afterwards */
|
|
528 int retval = FALSE; /* return value, default is FAIL */
|
|
529 #ifdef FEAT_COMMENTS
|
|
530 int extra_len = 0; /* length of p_extra string */
|
|
531 int lead_len; /* length of comment leader */
|
|
532 char_u *lead_flags; /* position in 'comments' for comment leader */
|
|
533 char_u *leader = NULL; /* copy of comment leader */
|
|
534 #endif
|
|
535 char_u *allocated = NULL; /* allocated memory */
|
|
536 #if defined(FEAT_SMARTINDENT) || defined(FEAT_VREPLACE) || defined(FEAT_LISP) \
|
|
537 || defined(FEAT_CINDENT) || defined(FEAT_COMMENTS)
|
|
538 char_u *p;
|
|
539 #endif
|
|
540 int saved_char = NUL; /* init for GCC */
|
|
541 #if defined(FEAT_SMARTINDENT) || defined(FEAT_COMMENTS)
|
|
542 pos_T *pos;
|
|
543 #endif
|
|
544 #ifdef FEAT_SMARTINDENT
|
|
545 int do_si = (!p_paste && curbuf->b_p_si
|
|
546 # ifdef FEAT_CINDENT
|
|
547 && !curbuf->b_p_cin
|
|
548 # endif
|
|
549 );
|
|
550 int no_si = FALSE; /* reset did_si afterwards */
|
|
551 int first_char = NUL; /* init for GCC */
|
|
552 #endif
|
|
553 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
|
|
554 int vreplace_mode;
|
|
555 #endif
|
|
556 int did_append; /* appended a new line */
|
|
557 int saved_pi = curbuf->b_p_pi; /* copy of preserveindent setting */
|
|
558
|
|
559 /*
|
|
560 * make a copy of the current line so we can mess with it
|
|
561 */
|
|
562 saved_line = vim_strsave(ml_get_curline());
|
|
563 if (saved_line == NULL) /* out of memory! */
|
|
564 return FALSE;
|
|
565
|
|
566 #ifdef FEAT_VREPLACE
|
|
567 if (State & VREPLACE_FLAG)
|
|
568 {
|
|
569 /*
|
|
570 * With VREPLACE we make a copy of the next line, which we will be
|
|
571 * starting to replace. First make the new line empty and let vim play
|
|
572 * with the indenting and comment leader to its heart's content. Then
|
|
573 * we grab what it ended up putting on the new line, put back the
|
|
574 * original line, and call ins_char() to put each new character onto
|
|
575 * the line, replacing what was there before and pushing the right
|
|
576 * stuff onto the replace stack. -- webb.
|
|
577 */
|
|
578 if (curwin->w_cursor.lnum < orig_line_count)
|
|
579 next_line = vim_strsave(ml_get(curwin->w_cursor.lnum + 1));
|
|
580 else
|
|
581 next_line = vim_strsave((char_u *)"");
|
|
582 if (next_line == NULL) /* out of memory! */
|
|
583 goto theend;
|
|
584
|
|
585 /*
|
|
586 * In VREPLACE mode, a NL replaces the rest of the line, and starts
|
|
587 * replacing the next line, so push all of the characters left on the
|
|
588 * line onto the replace stack. We'll push any other characters that
|
|
589 * might be replaced at the start of the next line (due to autoindent
|
|
590 * etc) a bit later.
|
|
591 */
|
|
592 replace_push(NUL); /* Call twice because BS over NL expects it */
|
|
593 replace_push(NUL);
|
|
594 p = saved_line + curwin->w_cursor.col;
|
|
595 while (*p != NUL)
|
1470
|
596 {
|
|
597 #ifdef FEAT_MBYTE
|
|
598 if (has_mbyte)
|
|
599 p += replace_push_mb(p);
|
|
600 else
|
|
601 #endif
|
|
602 replace_push(*p++);
|
|
603 }
|
7
|
604 saved_line[curwin->w_cursor.col] = NUL;
|
|
605 }
|
|
606 #endif
|
|
607
|
|
608 if ((State & INSERT)
|
|
609 #ifdef FEAT_VREPLACE
|
|
610 && !(State & VREPLACE_FLAG)
|
|
611 #endif
|
|
612 )
|
|
613 {
|
|
614 p_extra = saved_line + curwin->w_cursor.col;
|
|
615 #ifdef FEAT_SMARTINDENT
|
|
616 if (do_si) /* need first char after new line break */
|
|
617 {
|
|
618 p = skipwhite(p_extra);
|
|
619 first_char = *p;
|
|
620 }
|
|
621 #endif
|
|
622 #ifdef FEAT_COMMENTS
|
|
623 extra_len = (int)STRLEN(p_extra);
|
|
624 #endif
|
|
625 saved_char = *p_extra;
|
|
626 *p_extra = NUL;
|
|
627 }
|
|
628
|
|
629 u_clearline(); /* cannot do "U" command when adding lines */
|
|
630 #ifdef FEAT_SMARTINDENT
|
|
631 did_si = FALSE;
|
|
632 #endif
|
|
633 ai_col = 0;
|
|
634
|
|
635 /*
|
|
636 * If we just did an auto-indent, then we didn't type anything on
|
|
637 * the prior line, and it should be truncated. Do this even if 'ai' is not
|
|
638 * set because automatically inserting a comment leader also sets did_ai.
|
|
639 */
|
|
640 if (dir == FORWARD && did_ai)
|
|
641 trunc_line = TRUE;
|
|
642
|
|
643 /*
|
|
644 * If 'autoindent' and/or 'smartindent' is set, try to figure out what
|
|
645 * indent to use for the new line.
|
|
646 */
|
|
647 if (curbuf->b_p_ai
|
|
648 #ifdef FEAT_SMARTINDENT
|
|
649 || do_si
|
|
650 #endif
|
|
651 )
|
|
652 {
|
|
653 /*
|
|
654 * count white space on current line
|
|
655 */
|
|
656 newindent = get_indent_str(saved_line, (int)curbuf->b_p_ts);
|
|
657 if (newindent == 0)
|
|
658 newindent = old_indent; /* for ^^D command in insert mode */
|
|
659
|
|
660 #ifdef FEAT_SMARTINDENT
|
|
661 /*
|
|
662 * Do smart indenting.
|
|
663 * In insert/replace mode (only when dir == FORWARD)
|
|
664 * we may move some text to the next line. If it starts with '{'
|
|
665 * don't add an indent. Fixes inserting a NL before '{' in line
|
|
666 * "if (condition) {"
|
|
667 */
|
|
668 if (!trunc_line && do_si && *saved_line != NUL
|
|
669 && (p_extra == NULL || first_char != '{'))
|
|
670 {
|
|
671 char_u *ptr;
|
|
672 char_u last_char;
|
|
673
|
|
674 old_cursor = curwin->w_cursor;
|
|
675 ptr = saved_line;
|
|
676 # ifdef FEAT_COMMENTS
|
|
677 if (flags & OPENLINE_DO_COM)
|
|
678 lead_len = get_leader_len(ptr, NULL, FALSE);
|
|
679 else
|
|
680 lead_len = 0;
|
|
681 # endif
|
|
682 if (dir == FORWARD)
|
|
683 {
|
|
684 /*
|
|
685 * Skip preprocessor directives, unless they are
|
|
686 * recognised as comments.
|
|
687 */
|
|
688 if (
|
|
689 # ifdef FEAT_COMMENTS
|
|
690 lead_len == 0 &&
|
|
691 # endif
|
|
692 ptr[0] == '#')
|
|
693 {
|
|
694 while (ptr[0] == '#' && curwin->w_cursor.lnum > 1)
|
|
695 ptr = ml_get(--curwin->w_cursor.lnum);
|
|
696 newindent = get_indent();
|
|
697 }
|
|
698 # ifdef FEAT_COMMENTS
|
|
699 if (flags & OPENLINE_DO_COM)
|
|
700 lead_len = get_leader_len(ptr, NULL, FALSE);
|
|
701 else
|
|
702 lead_len = 0;
|
|
703 if (lead_len > 0)
|
|
704 {
|
|
705 /*
|
|
706 * This case gets the following right:
|
|
707 * \*
|
|
708 * * A comment (read '\' as '/').
|
|
709 * *\
|
|
710 * #define IN_THE_WAY
|
|
711 * This should line up here;
|
|
712 */
|
|
713 p = skipwhite(ptr);
|
|
714 if (p[0] == '/' && p[1] == '*')
|
|
715 p++;
|
|
716 if (p[0] == '*')
|
|
717 {
|
|
718 for (p++; *p; p++)
|
|
719 {
|
|
720 if (p[0] == '/' && p[-1] == '*')
|
|
721 {
|
|
722 /*
|
|
723 * End of C comment, indent should line up
|
|
724 * with the line containing the start of
|
|
725 * the comment
|
|
726 */
|
|
727 curwin->w_cursor.col = (colnr_T)(p - ptr);
|
|
728 if ((pos = findmatch(NULL, NUL)) != NULL)
|
|
729 {
|
|
730 curwin->w_cursor.lnum = pos->lnum;
|
|
731 newindent = get_indent();
|
|
732 }
|
|
733 }
|
|
734 }
|
|
735 }
|
|
736 }
|
|
737 else /* Not a comment line */
|
|
738 # endif
|
|
739 {
|
|
740 /* Find last non-blank in line */
|
|
741 p = ptr + STRLEN(ptr) - 1;
|
|
742 while (p > ptr && vim_iswhite(*p))
|
|
743 --p;
|
|
744 last_char = *p;
|
|
745
|
|
746 /*
|
|
747 * find the character just before the '{' or ';'
|
|
748 */
|
|
749 if (last_char == '{' || last_char == ';')
|
|
750 {
|
|
751 if (p > ptr)
|
|
752 --p;
|
|
753 while (p > ptr && vim_iswhite(*p))
|
|
754 --p;
|
|
755 }
|
|
756 /*
|
|
757 * Try to catch lines that are split over multiple
|
|
758 * lines. eg:
|
|
759 * if (condition &&
|
|
760 * condition) {
|
|
761 * Should line up here!
|
|
762 * }
|
|
763 */
|
|
764 if (*p == ')')
|
|
765 {
|
|
766 curwin->w_cursor.col = (colnr_T)(p - ptr);
|
|
767 if ((pos = findmatch(NULL, '(')) != NULL)
|
|
768 {
|
|
769 curwin->w_cursor.lnum = pos->lnum;
|
|
770 newindent = get_indent();
|
|
771 ptr = ml_get_curline();
|
|
772 }
|
|
773 }
|
|
774 /*
|
|
775 * If last character is '{' do indent, without
|
|
776 * checking for "if" and the like.
|
|
777 */
|
|
778 if (last_char == '{')
|
|
779 {
|
|
780 did_si = TRUE; /* do indent */
|
|
781 no_si = TRUE; /* don't delete it when '{' typed */
|
|
782 }
|
|
783 /*
|
|
784 * Look for "if" and the like, use 'cinwords'.
|
|
785 * Don't do this if the previous line ended in ';' or
|
|
786 * '}'.
|
|
787 */
|
|
788 else if (last_char != ';' && last_char != '}'
|
|
789 && cin_is_cinword(ptr))
|
|
790 did_si = TRUE;
|
|
791 }
|
|
792 }
|
|
793 else /* dir == BACKWARD */
|
|
794 {
|
|
795 /*
|
|
796 * Skip preprocessor directives, unless they are
|
|
797 * recognised as comments.
|
|
798 */
|
|
799 if (
|
|
800 # ifdef FEAT_COMMENTS
|
|
801 lead_len == 0 &&
|
|
802 # endif
|
|
803 ptr[0] == '#')
|
|
804 {
|
|
805 int was_backslashed = FALSE;
|
|
806
|
|
807 while ((ptr[0] == '#' || was_backslashed) &&
|
|
808 curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
|
|
809 {
|
|
810 if (*ptr && ptr[STRLEN(ptr) - 1] == '\\')
|
|
811 was_backslashed = TRUE;
|
|
812 else
|
|
813 was_backslashed = FALSE;
|
|
814 ptr = ml_get(++curwin->w_cursor.lnum);
|
|
815 }
|
|
816 if (was_backslashed)
|
|
817 newindent = 0; /* Got to end of file */
|
|
818 else
|
|
819 newindent = get_indent();
|
|
820 }
|
|
821 p = skipwhite(ptr);
|
|
822 if (*p == '}') /* if line starts with '}': do indent */
|
|
823 did_si = TRUE;
|
|
824 else /* can delete indent when '{' typed */
|
|
825 can_si_back = TRUE;
|
|
826 }
|
|
827 curwin->w_cursor = old_cursor;
|
|
828 }
|
|
829 if (do_si)
|
|
830 can_si = TRUE;
|
|
831 #endif /* FEAT_SMARTINDENT */
|
|
832
|
|
833 did_ai = TRUE;
|
|
834 }
|
|
835
|
|
836 #ifdef FEAT_COMMENTS
|
|
837 /*
|
|
838 * Find out if the current line starts with a comment leader.
|
|
839 * This may then be inserted in front of the new line.
|
|
840 */
|
|
841 end_comment_pending = NUL;
|
|
842 if (flags & OPENLINE_DO_COM)
|
|
843 lead_len = get_leader_len(saved_line, &lead_flags, dir == BACKWARD);
|
|
844 else
|
|
845 lead_len = 0;
|
|
846 if (lead_len > 0)
|
|
847 {
|
|
848 char_u *lead_repl = NULL; /* replaces comment leader */
|
|
849 int lead_repl_len = 0; /* length of *lead_repl */
|
|
850 char_u lead_middle[COM_MAX_LEN]; /* middle-comment string */
|
|
851 char_u lead_end[COM_MAX_LEN]; /* end-comment string */
|
|
852 char_u *comment_end = NULL; /* where lead_end has been found */
|
|
853 int extra_space = FALSE; /* append extra space */
|
|
854 int current_flag;
|
|
855 int require_blank = FALSE; /* requires blank after middle */
|
|
856 char_u *p2;
|
|
857
|
|
858 /*
|
|
859 * If the comment leader has the start, middle or end flag, it may not
|
|
860 * be used or may be replaced with the middle leader.
|
|
861 */
|
|
862 for (p = lead_flags; *p && *p != ':'; ++p)
|
|
863 {
|
|
864 if (*p == COM_BLANK)
|
|
865 {
|
|
866 require_blank = TRUE;
|
|
867 continue;
|
|
868 }
|
|
869 if (*p == COM_START || *p == COM_MIDDLE)
|
|
870 {
|
|
871 current_flag = *p;
|
|
872 if (*p == COM_START)
|
|
873 {
|
|
874 /*
|
|
875 * Doing "O" on a start of comment does not insert leader.
|
|
876 */
|
|
877 if (dir == BACKWARD)
|
|
878 {
|
|
879 lead_len = 0;
|
|
880 break;
|
|
881 }
|
|
882
|
|
883 /* find start of middle part */
|
|
884 (void)copy_option_part(&p, lead_middle, COM_MAX_LEN, ",");
|
|
885 require_blank = FALSE;
|
|
886 }
|
|
887
|
|
888 /*
|
|
889 * Isolate the strings of the middle and end leader.
|
|
890 */
|
|
891 while (*p && p[-1] != ':') /* find end of middle flags */
|
|
892 {
|
|
893 if (*p == COM_BLANK)
|
|
894 require_blank = TRUE;
|
|
895 ++p;
|
|
896 }
|
|
897 (void)copy_option_part(&p, lead_middle, COM_MAX_LEN, ",");
|
|
898
|
|
899 while (*p && p[-1] != ':') /* find end of end flags */
|
|
900 {
|
|
901 /* Check whether we allow automatic ending of comments */
|
|
902 if (*p == COM_AUTO_END)
|
|
903 end_comment_pending = -1; /* means we want to set it */
|
|
904 ++p;
|
|
905 }
|
|
906 n = copy_option_part(&p, lead_end, COM_MAX_LEN, ",");
|
|
907
|
|
908 if (end_comment_pending == -1) /* we can set it now */
|
|
909 end_comment_pending = lead_end[n - 1];
|
|
910
|
|
911 /*
|
|
912 * If the end of the comment is in the same line, don't use
|
|
913 * the comment leader.
|
|
914 */
|
|
915 if (dir == FORWARD)
|
|
916 {
|
|
917 for (p = saved_line + lead_len; *p; ++p)
|
|
918 if (STRNCMP(p, lead_end, n) == 0)
|
|
919 {
|
|
920 comment_end = p;
|
|
921 lead_len = 0;
|
|
922 break;
|
|
923 }
|
|
924 }
|
|
925
|
|
926 /*
|
|
927 * Doing "o" on a start of comment inserts the middle leader.
|
|
928 */
|
|
929 if (lead_len > 0)
|
|
930 {
|
|
931 if (current_flag == COM_START)
|
|
932 {
|
|
933 lead_repl = lead_middle;
|
|
934 lead_repl_len = (int)STRLEN(lead_middle);
|
|
935 }
|
|
936
|
|
937 /*
|
|
938 * If we have hit RETURN immediately after the start
|
|
939 * comment leader, then put a space after the middle
|
|
940 * comment leader on the next line.
|
|
941 */
|
|
942 if (!vim_iswhite(saved_line[lead_len - 1])
|
|
943 && ((p_extra != NULL
|
|
944 && (int)curwin->w_cursor.col == lead_len)
|
|
945 || (p_extra == NULL
|
|
946 && saved_line[lead_len] == NUL)
|
|
947 || require_blank))
|
|
948 extra_space = TRUE;
|
|
949 }
|
|
950 break;
|
|
951 }
|
|
952 if (*p == COM_END)
|
|
953 {
|
|
954 /*
|
|
955 * Doing "o" on the end of a comment does not insert leader.
|
|
956 * Remember where the end is, might want to use it to find the
|
|
957 * start (for C-comments).
|
|
958 */
|
|
959 if (dir == FORWARD)
|
|
960 {
|
|
961 comment_end = skipwhite(saved_line);
|
|
962 lead_len = 0;
|
|
963 break;
|
|
964 }
|
|
965
|
|
966 /*
|
|
967 * Doing "O" on the end of a comment inserts the middle leader.
|
|
968 * Find the string for the middle leader, searching backwards.
|
|
969 */
|
|
970 while (p > curbuf->b_p_com && *p != ',')
|
|
971 --p;
|
|
972 for (lead_repl = p; lead_repl > curbuf->b_p_com
|
|
973 && lead_repl[-1] != ':'; --lead_repl)
|
|
974 ;
|
|
975 lead_repl_len = (int)(p - lead_repl);
|
|
976
|
|
977 /* We can probably always add an extra space when doing "O" on
|
|
978 * the comment-end */
|
|
979 extra_space = TRUE;
|
|
980
|
|
981 /* Check whether we allow automatic ending of comments */
|
|
982 for (p2 = p; *p2 && *p2 != ':'; p2++)
|
|
983 {
|
|
984 if (*p2 == COM_AUTO_END)
|
|
985 end_comment_pending = -1; /* means we want to set it */
|
|
986 }
|
|
987 if (end_comment_pending == -1)
|
|
988 {
|
|
989 /* Find last character in end-comment string */
|
|
990 while (*p2 && *p2 != ',')
|
|
991 p2++;
|
|
992 end_comment_pending = p2[-1];
|
|
993 }
|
|
994 break;
|
|
995 }
|
|
996 if (*p == COM_FIRST)
|
|
997 {
|
|
998 /*
|
|
999 * Comment leader for first line only: Don't repeat leader
|
|
1000 * when using "O", blank out leader when using "o".
|
|
1001 */
|
|
1002 if (dir == BACKWARD)
|
|
1003 lead_len = 0;
|
|
1004 else
|
|
1005 {
|
|
1006 lead_repl = (char_u *)"";
|
|
1007 lead_repl_len = 0;
|
|
1008 }
|
|
1009 break;
|
|
1010 }
|
|
1011 }
|
|
1012 if (lead_len)
|
|
1013 {
|
|
1014 /* allocate buffer (may concatenate p_exta later) */
|
|
1015 leader = alloc(lead_len + lead_repl_len + extra_space +
|
|
1016 extra_len + 1);
|
|
1017 allocated = leader; /* remember to free it later */
|
|
1018
|
|
1019 if (leader == NULL)
|
|
1020 lead_len = 0;
|
|
1021 else
|
|
1022 {
|
419
|
1023 vim_strncpy(leader, saved_line, lead_len);
|
7
|
1024
|
|
1025 /*
|
|
1026 * Replace leader with lead_repl, right or left adjusted
|
|
1027 */
|
|
1028 if (lead_repl != NULL)
|
|
1029 {
|
|
1030 int c = 0;
|
|
1031 int off = 0;
|
|
1032
|
|
1033 for (p = lead_flags; *p && *p != ':'; ++p)
|
|
1034 {
|
|
1035 if (*p == COM_RIGHT || *p == COM_LEFT)
|
|
1036 c = *p;
|
|
1037 else if (VIM_ISDIGIT(*p) || *p == '-')
|
|
1038 off = getdigits(&p);
|
|
1039 }
|
|
1040 if (c == COM_RIGHT) /* right adjusted leader */
|
|
1041 {
|
|
1042 /* find last non-white in the leader to line up with */
|
|
1043 for (p = leader + lead_len - 1; p > leader
|
|
1044 && vim_iswhite(*p); --p)
|
|
1045 ;
|
|
1046 ++p;
|
17
|
1047
|
|
1048 #ifdef FEAT_MBYTE
|
|
1049 /* Compute the length of the replaced characters in
|
|
1050 * screen characters, not bytes. */
|
|
1051 {
|
|
1052 int repl_size = vim_strnsize(lead_repl,
|
|
1053 lead_repl_len);
|
|
1054 int old_size = 0;
|
|
1055 char_u *endp = p;
|
|
1056 int l;
|
|
1057
|
|
1058 while (old_size < repl_size && p > leader)
|
|
1059 {
|
39
|
1060 mb_ptr_back(leader, p);
|
17
|
1061 old_size += ptr2cells(p);
|
|
1062 }
|
835
|
1063 l = lead_repl_len - (int)(endp - p);
|
17
|
1064 if (l != 0)
|
|
1065 mch_memmove(endp + l, endp,
|
|
1066 (size_t)((leader + lead_len) - endp));
|
|
1067 lead_len += l;
|
|
1068 }
|
|
1069 #else
|
7
|
1070 if (p < leader + lead_repl_len)
|
|
1071 p = leader;
|
|
1072 else
|
|
1073 p -= lead_repl_len;
|
17
|
1074 #endif
|
7
|
1075 mch_memmove(p, lead_repl, (size_t)lead_repl_len);
|
|
1076 if (p + lead_repl_len > leader + lead_len)
|
|
1077 p[lead_repl_len] = NUL;
|
|
1078
|
|
1079 /* blank-out any other chars from the old leader. */
|
|
1080 while (--p >= leader)
|
17
|
1081 {
|
|
1082 #ifdef FEAT_MBYTE
|
|
1083 int l = mb_head_off(leader, p);
|
|
1084
|
|
1085 if (l > 1)
|
|
1086 {
|
|
1087 p -= l;
|
|
1088 if (ptr2cells(p) > 1)
|
|
1089 {
|
|
1090 p[1] = ' ';
|
|
1091 --l;
|
|
1092 }
|
|
1093 mch_memmove(p + 1, p + l + 1,
|
|
1094 (size_t)((leader + lead_len) - (p + l + 1)));
|
|
1095 lead_len -= l;
|
|
1096 *p = ' ';
|
|
1097 }
|
|
1098 else
|
|
1099 #endif
|
7
|
1100 if (!vim_iswhite(*p))
|
|
1101 *p = ' ';
|
17
|
1102 }
|
7
|
1103 }
|
|
1104 else /* left adjusted leader */
|
|
1105 {
|
|
1106 p = skipwhite(leader);
|
17
|
1107 #ifdef FEAT_MBYTE
|
|
1108 /* Compute the length of the replaced characters in
|
|
1109 * screen characters, not bytes. Move the part that is
|
|
1110 * not to be overwritten. */
|
|
1111 {
|
|
1112 int repl_size = vim_strnsize(lead_repl,
|
|
1113 lead_repl_len);
|
|
1114 int i;
|
|
1115 int l;
|
|
1116
|
|
1117 for (i = 0; p[i] != NUL && i < lead_len; i += l)
|
|
1118 {
|
474
|
1119 l = (*mb_ptr2len)(p + i);
|
17
|
1120 if (vim_strnsize(p, i + l) > repl_size)
|
|
1121 break;
|
|
1122 }
|
|
1123 if (i != lead_repl_len)
|
|
1124 {
|
|
1125 mch_memmove(p + lead_repl_len, p + i,
|
|
1126 (size_t)(lead_len - i - (leader - p)));
|
|
1127 lead_len += lead_repl_len - i;
|
|
1128 }
|
|
1129 }
|
|
1130 #endif
|
7
|
1131 mch_memmove(p, lead_repl, (size_t)lead_repl_len);
|
|
1132
|
|
1133 /* Replace any remaining non-white chars in the old
|
|
1134 * leader by spaces. Keep Tabs, the indent must
|
|
1135 * remain the same. */
|
|
1136 for (p += lead_repl_len; p < leader + lead_len; ++p)
|
|
1137 if (!vim_iswhite(*p))
|
|
1138 {
|
|
1139 /* Don't put a space before a TAB. */
|
|
1140 if (p + 1 < leader + lead_len && p[1] == TAB)
|
|
1141 {
|
|
1142 --lead_len;
|
|
1143 mch_memmove(p, p + 1,
|
|
1144 (leader + lead_len) - p);
|
|
1145 }
|
|
1146 else
|
17
|
1147 {
|
|
1148 #ifdef FEAT_MBYTE
|
474
|
1149 int l = (*mb_ptr2len)(p);
|
17
|
1150
|
|
1151 if (l > 1)
|
|
1152 {
|
|
1153 if (ptr2cells(p) > 1)
|
|
1154 {
|
|
1155 /* Replace a double-wide char with
|
|
1156 * two spaces */
|
|
1157 --l;
|
|
1158 *p++ = ' ';
|
|
1159 }
|
|
1160 mch_memmove(p + 1, p + l,
|
|
1161 (leader + lead_len) - p);
|
|
1162 lead_len -= l - 1;
|
|
1163 }
|
|
1164 #endif
|
7
|
1165 *p = ' ';
|
17
|
1166 }
|
7
|
1167 }
|
|
1168 *p = NUL;
|
|
1169 }
|
|
1170
|
|
1171 /* Recompute the indent, it may have changed. */
|
|
1172 if (curbuf->b_p_ai
|
|
1173 #ifdef FEAT_SMARTINDENT
|
|
1174 || do_si
|
|
1175 #endif
|
|
1176 )
|
|
1177 newindent = get_indent_str(leader, (int)curbuf->b_p_ts);
|
|
1178
|
|
1179 /* Add the indent offset */
|
|
1180 if (newindent + off < 0)
|
|
1181 {
|
|
1182 off = -newindent;
|
|
1183 newindent = 0;
|
|
1184 }
|
|
1185 else
|
|
1186 newindent += off;
|
|
1187
|
|
1188 /* Correct trailing spaces for the shift, so that
|
|
1189 * alignment remains equal. */
|
|
1190 while (off > 0 && lead_len > 0
|
|
1191 && leader[lead_len - 1] == ' ')
|
|
1192 {
|
|
1193 /* Don't do it when there is a tab before the space */
|
|
1194 if (vim_strchr(skipwhite(leader), '\t') != NULL)
|
|
1195 break;
|
|
1196 --lead_len;
|
|
1197 --off;
|
|
1198 }
|
|
1199
|
|
1200 /* If the leader ends in white space, don't add an
|
|
1201 * extra space */
|
|
1202 if (lead_len > 0 && vim_iswhite(leader[lead_len - 1]))
|
|
1203 extra_space = FALSE;
|
|
1204 leader[lead_len] = NUL;
|
|
1205 }
|
|
1206
|
|
1207 if (extra_space)
|
|
1208 {
|
|
1209 leader[lead_len++] = ' ';
|
|
1210 leader[lead_len] = NUL;
|
|
1211 }
|
|
1212
|
|
1213 newcol = lead_len;
|
|
1214
|
|
1215 /*
|
|
1216 * if a new indent will be set below, remove the indent that
|
|
1217 * is in the comment leader
|
|
1218 */
|
|
1219 if (newindent
|
|
1220 #ifdef FEAT_SMARTINDENT
|
|
1221 || did_si
|
|
1222 #endif
|
|
1223 )
|
|
1224 {
|
|
1225 while (lead_len && vim_iswhite(*leader))
|
|
1226 {
|
|
1227 --lead_len;
|
|
1228 --newcol;
|
|
1229 ++leader;
|
|
1230 }
|
|
1231 }
|
|
1232
|
|
1233 }
|
|
1234 #ifdef FEAT_SMARTINDENT
|
|
1235 did_si = can_si = FALSE;
|
|
1236 #endif
|
|
1237 }
|
|
1238 else if (comment_end != NULL)
|
|
1239 {
|
|
1240 /*
|
|
1241 * We have finished a comment, so we don't use the leader.
|
|
1242 * If this was a C-comment and 'ai' or 'si' is set do a normal
|
|
1243 * indent to align with the line containing the start of the
|
|
1244 * comment.
|
|
1245 */
|
|
1246 if (comment_end[0] == '*' && comment_end[1] == '/' &&
|
|
1247 (curbuf->b_p_ai
|
|
1248 #ifdef FEAT_SMARTINDENT
|
|
1249 || do_si
|
|
1250 #endif
|
|
1251 ))
|
|
1252 {
|
|
1253 old_cursor = curwin->w_cursor;
|
|
1254 curwin->w_cursor.col = (colnr_T)(comment_end - saved_line);
|
|
1255 if ((pos = findmatch(NULL, NUL)) != NULL)
|
|
1256 {
|
|
1257 curwin->w_cursor.lnum = pos->lnum;
|
|
1258 newindent = get_indent();
|
|
1259 }
|
|
1260 curwin->w_cursor = old_cursor;
|
|
1261 }
|
|
1262 }
|
|
1263 }
|
|
1264 #endif
|
|
1265
|
|
1266 /* (State == INSERT || State == REPLACE), only when dir == FORWARD */
|
|
1267 if (p_extra != NULL)
|
|
1268 {
|
|
1269 *p_extra = saved_char; /* restore char that NUL replaced */
|
|
1270
|
|
1271 /*
|
|
1272 * When 'ai' set or "flags" has OPENLINE_DELSPACES, skip to the first
|
|
1273 * non-blank.
|
|
1274 *
|
|
1275 * When in REPLACE mode, put the deleted blanks on the replace stack,
|
|
1276 * preceded by a NUL, so they can be put back when a BS is entered.
|
|
1277 */
|
|
1278 if (REPLACE_NORMAL(State))
|
|
1279 replace_push(NUL); /* end of extra blanks */
|
|
1280 if (curbuf->b_p_ai || (flags & OPENLINE_DELSPACES))
|
|
1281 {
|
|
1282 while ((*p_extra == ' ' || *p_extra == '\t')
|
|
1283 #ifdef FEAT_MBYTE
|
|
1284 && (!enc_utf8
|
|
1285 || !utf_iscomposing(utf_ptr2char(p_extra + 1)))
|
|
1286 #endif
|
|
1287 )
|
|
1288 {
|
|
1289 if (REPLACE_NORMAL(State))
|
|
1290 replace_push(*p_extra);
|
|
1291 ++p_extra;
|
|
1292 ++less_cols_off;
|
|
1293 }
|
|
1294 }
|
|
1295 if (*p_extra != NUL)
|
|
1296 did_ai = FALSE; /* append some text, don't truncate now */
|
|
1297
|
|
1298 /* columns for marks adjusted for removed columns */
|
|
1299 less_cols = (int)(p_extra - saved_line);
|
|
1300 }
|
|
1301
|
|
1302 if (p_extra == NULL)
|
|
1303 p_extra = (char_u *)""; /* append empty line */
|
|
1304
|
|
1305 #ifdef FEAT_COMMENTS
|
|
1306 /* concatenate leader and p_extra, if there is a leader */
|
|
1307 if (lead_len)
|
|
1308 {
|
|
1309 STRCAT(leader, p_extra);
|
|
1310 p_extra = leader;
|
|
1311 did_ai = TRUE; /* So truncating blanks works with comments */
|
|
1312 less_cols -= lead_len;
|
|
1313 }
|
|
1314 else
|
|
1315 end_comment_pending = NUL; /* turns out there was no leader */
|
|
1316 #endif
|
|
1317
|
|
1318 old_cursor = curwin->w_cursor;
|
|
1319 if (dir == BACKWARD)
|
|
1320 --curwin->w_cursor.lnum;
|
|
1321 #ifdef FEAT_VREPLACE
|
|
1322 if (!(State & VREPLACE_FLAG) || old_cursor.lnum >= orig_line_count)
|
|
1323 #endif
|
|
1324 {
|
|
1325 if (ml_append(curwin->w_cursor.lnum, p_extra, (colnr_T)0, FALSE)
|
|
1326 == FAIL)
|
|
1327 goto theend;
|
|
1328 /* Postpone calling changed_lines(), because it would mess up folding
|
|
1329 * with markers. */
|
|
1330 mark_adjust(curwin->w_cursor.lnum + 1, (linenr_T)MAXLNUM, 1L, 0L);
|
|
1331 did_append = TRUE;
|
|
1332 }
|
|
1333 #ifdef FEAT_VREPLACE
|
|
1334 else
|
|
1335 {
|
|
1336 /*
|
|
1337 * In VREPLACE mode we are starting to replace the next line.
|
|
1338 */
|
|
1339 curwin->w_cursor.lnum++;
|
|
1340 if (curwin->w_cursor.lnum >= Insstart.lnum + vr_lines_changed)
|
|
1341 {
|
|
1342 /* In case we NL to a new line, BS to the previous one, and NL
|
|
1343 * again, we don't want to save the new line for undo twice.
|
|
1344 */
|
|
1345 (void)u_save_cursor(); /* errors are ignored! */
|
|
1346 vr_lines_changed++;
|
|
1347 }
|
|
1348 ml_replace(curwin->w_cursor.lnum, p_extra, TRUE);
|
|
1349 changed_bytes(curwin->w_cursor.lnum, 0);
|
|
1350 curwin->w_cursor.lnum--;
|
|
1351 did_append = FALSE;
|
|
1352 }
|
|
1353 #endif
|
|
1354
|
|
1355 if (newindent
|
|
1356 #ifdef FEAT_SMARTINDENT
|
|
1357 || did_si
|
|
1358 #endif
|
|
1359 )
|
|
1360 {
|
|
1361 ++curwin->w_cursor.lnum;
|
|
1362 #ifdef FEAT_SMARTINDENT
|
|
1363 if (did_si)
|
|
1364 {
|
|
1365 if (p_sr)
|
|
1366 newindent -= newindent % (int)curbuf->b_p_sw;
|
|
1367 newindent += (int)curbuf->b_p_sw;
|
|
1368 }
|
|
1369 #endif
|
1324
|
1370 /* Copy the indent */
|
|
1371 if (curbuf->b_p_ci)
|
7
|
1372 {
|
|
1373 (void)copy_indent(newindent, saved_line);
|
|
1374
|
|
1375 /*
|
|
1376 * Set the 'preserveindent' option so that any further screwing
|
|
1377 * with the line doesn't entirely destroy our efforts to preserve
|
|
1378 * it. It gets restored at the function end.
|
|
1379 */
|
|
1380 curbuf->b_p_pi = TRUE;
|
|
1381 }
|
|
1382 else
|
|
1383 (void)set_indent(newindent, SIN_INSERT);
|
|
1384 less_cols -= curwin->w_cursor.col;
|
|
1385
|
|
1386 ai_col = curwin->w_cursor.col;
|
|
1387
|
|
1388 /*
|
|
1389 * In REPLACE mode, for each character in the new indent, there must
|
|
1390 * be a NUL on the replace stack, for when it is deleted with BS
|
|
1391 */
|
|
1392 if (REPLACE_NORMAL(State))
|
|
1393 for (n = 0; n < (int)curwin->w_cursor.col; ++n)
|
|
1394 replace_push(NUL);
|
|
1395 newcol += curwin->w_cursor.col;
|
|
1396 #ifdef FEAT_SMARTINDENT
|
|
1397 if (no_si)
|
|
1398 did_si = FALSE;
|
|
1399 #endif
|
|
1400 }
|
|
1401
|
|
1402 #ifdef FEAT_COMMENTS
|
|
1403 /*
|
|
1404 * In REPLACE mode, for each character in the extra leader, there must be
|
|
1405 * a NUL on the replace stack, for when it is deleted with BS.
|
|
1406 */
|
|
1407 if (REPLACE_NORMAL(State))
|
|
1408 while (lead_len-- > 0)
|
|
1409 replace_push(NUL);
|
|
1410 #endif
|
|
1411
|
|
1412 curwin->w_cursor = old_cursor;
|
|
1413
|
|
1414 if (dir == FORWARD)
|
|
1415 {
|
|
1416 if (trunc_line || (State & INSERT))
|
|
1417 {
|
|
1418 /* truncate current line at cursor */
|
|
1419 saved_line[curwin->w_cursor.col] = NUL;
|
|
1420 /* Remove trailing white space, unless OPENLINE_KEEPTRAIL used. */
|
|
1421 if (trunc_line && !(flags & OPENLINE_KEEPTRAIL))
|
|
1422 truncate_spaces(saved_line);
|
|
1423 ml_replace(curwin->w_cursor.lnum, saved_line, FALSE);
|
|
1424 saved_line = NULL;
|
|
1425 if (did_append)
|
|
1426 {
|
|
1427 changed_lines(curwin->w_cursor.lnum, curwin->w_cursor.col,
|
|
1428 curwin->w_cursor.lnum + 1, 1L);
|
|
1429 did_append = FALSE;
|
|
1430
|
|
1431 /* Move marks after the line break to the new line. */
|
|
1432 if (flags & OPENLINE_MARKFIX)
|
|
1433 mark_col_adjust(curwin->w_cursor.lnum,
|
|
1434 curwin->w_cursor.col + less_cols_off,
|
|
1435 1L, (long)-less_cols);
|
|
1436 }
|
|
1437 else
|
|
1438 changed_bytes(curwin->w_cursor.lnum, curwin->w_cursor.col);
|
|
1439 }
|
|
1440
|
|
1441 /*
|
|
1442 * Put the cursor on the new line. Careful: the scrollup() above may
|
|
1443 * have moved w_cursor, we must use old_cursor.
|
|
1444 */
|
|
1445 curwin->w_cursor.lnum = old_cursor.lnum + 1;
|
|
1446 }
|
|
1447 if (did_append)
|
|
1448 changed_lines(curwin->w_cursor.lnum, 0, curwin->w_cursor.lnum, 1L);
|
|
1449
|
|
1450 curwin->w_cursor.col = newcol;
|
|
1451 #ifdef FEAT_VIRTUALEDIT
|
|
1452 curwin->w_cursor.coladd = 0;
|
|
1453 #endif
|
|
1454
|
|
1455 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
|
|
1456 /*
|
|
1457 * In VREPLACE mode, we are handling the replace stack ourselves, so stop
|
|
1458 * fixthisline() from doing it (via change_indent()) by telling it we're in
|
|
1459 * normal INSERT mode.
|
|
1460 */
|
|
1461 if (State & VREPLACE_FLAG)
|
|
1462 {
|
|
1463 vreplace_mode = State; /* So we know to put things right later */
|
|
1464 State = INSERT;
|
|
1465 }
|
|
1466 else
|
|
1467 vreplace_mode = 0;
|
|
1468 #endif
|
|
1469 #ifdef FEAT_LISP
|
|
1470 /*
|
|
1471 * May do lisp indenting.
|
|
1472 */
|
|
1473 if (!p_paste
|
|
1474 # ifdef FEAT_COMMENTS
|
|
1475 && leader == NULL
|
|
1476 # endif
|
|
1477 && curbuf->b_p_lisp
|
|
1478 && curbuf->b_p_ai)
|
|
1479 {
|
|
1480 fixthisline(get_lisp_indent);
|
|
1481 p = ml_get_curline();
|
|
1482 ai_col = (colnr_T)(skipwhite(p) - p);
|
|
1483 }
|
|
1484 #endif
|
|
1485 #ifdef FEAT_CINDENT
|
|
1486 /*
|
|
1487 * May do indenting after opening a new line.
|
|
1488 */
|
|
1489 if (!p_paste
|
|
1490 && (curbuf->b_p_cin
|
|
1491 # ifdef FEAT_EVAL
|
|
1492 || *curbuf->b_p_inde != NUL
|
|
1493 # endif
|
|
1494 )
|
|
1495 && in_cinkeys(dir == FORWARD
|
|
1496 ? KEY_OPEN_FORW
|
|
1497 : KEY_OPEN_BACK, ' ', linewhite(curwin->w_cursor.lnum)))
|
|
1498 {
|
|
1499 do_c_expr_indent();
|
|
1500 p = ml_get_curline();
|
|
1501 ai_col = (colnr_T)(skipwhite(p) - p);
|
|
1502 }
|
|
1503 #endif
|
|
1504 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
|
|
1505 if (vreplace_mode != 0)
|
|
1506 State = vreplace_mode;
|
|
1507 #endif
|
|
1508
|
|
1509 #ifdef FEAT_VREPLACE
|
|
1510 /*
|
|
1511 * Finally, VREPLACE gets the stuff on the new line, then puts back the
|
|
1512 * original line, and inserts the new stuff char by char, pushing old stuff
|
|
1513 * onto the replace stack (via ins_char()).
|
|
1514 */
|
|
1515 if (State & VREPLACE_FLAG)
|
|
1516 {
|
|
1517 /* Put new line in p_extra */
|
|
1518 p_extra = vim_strsave(ml_get_curline());
|
|
1519 if (p_extra == NULL)
|
|
1520 goto theend;
|
|
1521
|
|
1522 /* Put back original line */
|
|
1523 ml_replace(curwin->w_cursor.lnum, next_line, FALSE);
|
|
1524
|
|
1525 /* Insert new stuff into line again */
|
|
1526 curwin->w_cursor.col = 0;
|
|
1527 #ifdef FEAT_VIRTUALEDIT
|
|
1528 curwin->w_cursor.coladd = 0;
|
|
1529 #endif
|
|
1530 ins_bytes(p_extra); /* will call changed_bytes() */
|
|
1531 vim_free(p_extra);
|
|
1532 next_line = NULL;
|
|
1533 }
|
|
1534 #endif
|
|
1535
|
|
1536 retval = TRUE; /* success! */
|
|
1537 theend:
|
|
1538 curbuf->b_p_pi = saved_pi;
|
|
1539 vim_free(saved_line);
|
|
1540 vim_free(next_line);
|
|
1541 vim_free(allocated);
|
|
1542 return retval;
|
|
1543 }
|
|
1544
|
|
1545 #if defined(FEAT_COMMENTS) || defined(PROTO)
|
|
1546 /*
|
|
1547 * get_leader_len() returns the length of the prefix of the given string
|
|
1548 * which introduces a comment. If this string is not a comment then 0 is
|
|
1549 * returned.
|
|
1550 * When "flags" is not NULL, it is set to point to the flags of the recognized
|
|
1551 * comment leader.
|
|
1552 * "backward" must be true for the "O" command.
|
|
1553 */
|
|
1554 int
|
|
1555 get_leader_len(line, flags, backward)
|
|
1556 char_u *line;
|
|
1557 char_u **flags;
|
|
1558 int backward;
|
|
1559 {
|
|
1560 int i, j;
|
|
1561 int got_com = FALSE;
|
|
1562 int found_one;
|
|
1563 char_u part_buf[COM_MAX_LEN]; /* buffer for one option part */
|
|
1564 char_u *string; /* pointer to comment string */
|
|
1565 char_u *list;
|
|
1566
|
|
1567 i = 0;
|
|
1568 while (vim_iswhite(line[i])) /* leading white space is ignored */
|
|
1569 ++i;
|
|
1570
|
|
1571 /*
|
|
1572 * Repeat to match several nested comment strings.
|
|
1573 */
|
|
1574 while (line[i])
|
|
1575 {
|
|
1576 /*
|
|
1577 * scan through the 'comments' option for a match
|
|
1578 */
|
|
1579 found_one = FALSE;
|
|
1580 for (list = curbuf->b_p_com; *list; )
|
|
1581 {
|
|
1582 /*
|
|
1583 * Get one option part into part_buf[]. Advance list to next one.
|
|
1584 * put string at start of string.
|
|
1585 */
|
|
1586 if (!got_com && flags != NULL) /* remember where flags started */
|
|
1587 *flags = list;
|
|
1588 (void)copy_option_part(&list, part_buf, COM_MAX_LEN, ",");
|
|
1589 string = vim_strchr(part_buf, ':');
|
|
1590 if (string == NULL) /* missing ':', ignore this part */
|
|
1591 continue;
|
|
1592 *string++ = NUL; /* isolate flags from string */
|
|
1593
|
|
1594 /*
|
|
1595 * When already found a nested comment, only accept further
|
|
1596 * nested comments.
|
|
1597 */
|
|
1598 if (got_com && vim_strchr(part_buf, COM_NEST) == NULL)
|
|
1599 continue;
|
|
1600
|
|
1601 /* When 'O' flag used don't use for "O" command */
|
|
1602 if (backward && vim_strchr(part_buf, COM_NOBACK) != NULL)
|
|
1603 continue;
|
|
1604
|
|
1605 /*
|
|
1606 * Line contents and string must match.
|
|
1607 * When string starts with white space, must have some white space
|
|
1608 * (but the amount does not need to match, there might be a mix of
|
|
1609 * TABs and spaces).
|
|
1610 */
|
|
1611 if (vim_iswhite(string[0]))
|
|
1612 {
|
|
1613 if (i == 0 || !vim_iswhite(line[i - 1]))
|
|
1614 continue;
|
|
1615 while (vim_iswhite(string[0]))
|
|
1616 ++string;
|
|
1617 }
|
|
1618 for (j = 0; string[j] != NUL && string[j] == line[i + j]; ++j)
|
|
1619 ;
|
|
1620 if (string[j] != NUL)
|
|
1621 continue;
|
|
1622
|
|
1623 /*
|
|
1624 * When 'b' flag used, there must be white space or an
|
|
1625 * end-of-line after the string in the line.
|
|
1626 */
|
|
1627 if (vim_strchr(part_buf, COM_BLANK) != NULL
|
|
1628 && !vim_iswhite(line[i + j]) && line[i + j] != NUL)
|
|
1629 continue;
|
|
1630
|
|
1631 /*
|
|
1632 * We have found a match, stop searching.
|
|
1633 */
|
|
1634 i += j;
|
|
1635 got_com = TRUE;
|
|
1636 found_one = TRUE;
|
|
1637 break;
|
|
1638 }
|
|
1639
|
|
1640 /*
|
|
1641 * No match found, stop scanning.
|
|
1642 */
|
|
1643 if (!found_one)
|
|
1644 break;
|
|
1645
|
|
1646 /*
|
|
1647 * Include any trailing white space.
|
|
1648 */
|
|
1649 while (vim_iswhite(line[i]))
|
|
1650 ++i;
|
|
1651
|
|
1652 /*
|
|
1653 * If this comment doesn't nest, stop here.
|
|
1654 */
|
|
1655 if (vim_strchr(part_buf, COM_NEST) == NULL)
|
|
1656 break;
|
|
1657 }
|
|
1658 return (got_com ? i : 0);
|
|
1659 }
|
|
1660 #endif
|
|
1661
|
|
1662 /*
|
|
1663 * Return the number of window lines occupied by buffer line "lnum".
|
|
1664 */
|
|
1665 int
|
|
1666 plines(lnum)
|
|
1667 linenr_T lnum;
|
|
1668 {
|
|
1669 return plines_win(curwin, lnum, TRUE);
|
|
1670 }
|
|
1671
|
|
1672 int
|
|
1673 plines_win(wp, lnum, winheight)
|
|
1674 win_T *wp;
|
|
1675 linenr_T lnum;
|
|
1676 int winheight; /* when TRUE limit to window height */
|
|
1677 {
|
|
1678 #if defined(FEAT_DIFF) || defined(PROTO)
|
|
1679 /* Check for filler lines above this buffer line. When folded the result
|
|
1680 * is one line anyway. */
|
|
1681 return plines_win_nofill(wp, lnum, winheight) + diff_check_fill(wp, lnum);
|
|
1682 }
|
|
1683
|
|
1684 int
|
|
1685 plines_nofill(lnum)
|
|
1686 linenr_T lnum;
|
|
1687 {
|
|
1688 return plines_win_nofill(curwin, lnum, TRUE);
|
|
1689 }
|
|
1690
|
|
1691 int
|
|
1692 plines_win_nofill(wp, lnum, winheight)
|
|
1693 win_T *wp;
|
|
1694 linenr_T lnum;
|
|
1695 int winheight; /* when TRUE limit to window height */
|
|
1696 {
|
|
1697 #endif
|
|
1698 int lines;
|
|
1699
|
|
1700 if (!wp->w_p_wrap)
|
|
1701 return 1;
|
|
1702
|
|
1703 #ifdef FEAT_VERTSPLIT
|
|
1704 if (wp->w_width == 0)
|
|
1705 return 1;
|
|
1706 #endif
|
|
1707
|
|
1708 #ifdef FEAT_FOLDING
|
|
1709 /* A folded lines is handled just like an empty line. */
|
|
1710 /* NOTE: Caller must handle lines that are MAYBE folded. */
|
|
1711 if (lineFolded(wp, lnum) == TRUE)
|
|
1712 return 1;
|
|
1713 #endif
|
|
1714
|
|
1715 lines = plines_win_nofold(wp, lnum);
|
|
1716 if (winheight > 0 && lines > wp->w_height)
|
|
1717 return (int)wp->w_height;
|
|
1718 return lines;
|
|
1719 }
|
|
1720
|
|
1721 /*
|
|
1722 * Return number of window lines physical line "lnum" will occupy in window
|
|
1723 * "wp". Does not care about folding, 'wrap' or 'diff'.
|
|
1724 */
|
|
1725 int
|
|
1726 plines_win_nofold(wp, lnum)
|
|
1727 win_T *wp;
|
|
1728 linenr_T lnum;
|
|
1729 {
|
|
1730 char_u *s;
|
|
1731 long col;
|
|
1732 int width;
|
|
1733
|
|
1734 s = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
1735 if (*s == NUL) /* empty line */
|
|
1736 return 1;
|
|
1737 col = win_linetabsize(wp, s, (colnr_T)MAXCOL);
|
|
1738
|
|
1739 /*
|
|
1740 * If list mode is on, then the '$' at the end of the line may take up one
|
|
1741 * extra column.
|
|
1742 */
|
|
1743 if (wp->w_p_list && lcs_eol != NUL)
|
|
1744 col += 1;
|
|
1745
|
|
1746 /*
|
|
1747 * Add column offset for 'number' and 'foldcolumn'.
|
|
1748 */
|
|
1749 width = W_WIDTH(wp) - win_col_off(wp);
|
|
1750 if (width <= 0)
|
|
1751 return 32000;
|
|
1752 if (col <= width)
|
|
1753 return 1;
|
|
1754 col -= width;
|
|
1755 width += win_col_off2(wp);
|
|
1756 return (col + (width - 1)) / width + 1;
|
|
1757 }
|
|
1758
|
|
1759 /*
|
|
1760 * Like plines_win(), but only reports the number of physical screen lines
|
|
1761 * used from the start of the line to the given column number.
|
|
1762 */
|
|
1763 int
|
|
1764 plines_win_col(wp, lnum, column)
|
|
1765 win_T *wp;
|
|
1766 linenr_T lnum;
|
|
1767 long column;
|
|
1768 {
|
|
1769 long col;
|
|
1770 char_u *s;
|
|
1771 int lines = 0;
|
|
1772 int width;
|
|
1773
|
|
1774 #ifdef FEAT_DIFF
|
|
1775 /* Check for filler lines above this buffer line. When folded the result
|
|
1776 * is one line anyway. */
|
|
1777 lines = diff_check_fill(wp, lnum);
|
|
1778 #endif
|
|
1779
|
|
1780 if (!wp->w_p_wrap)
|
|
1781 return lines + 1;
|
|
1782
|
|
1783 #ifdef FEAT_VERTSPLIT
|
|
1784 if (wp->w_width == 0)
|
|
1785 return lines + 1;
|
|
1786 #endif
|
|
1787
|
|
1788 s = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
1789
|
|
1790 col = 0;
|
|
1791 while (*s != NUL && --column >= 0)
|
|
1792 {
|
|
1793 col += win_lbr_chartabsize(wp, s, (colnr_T)col, NULL);
|
39
|
1794 mb_ptr_adv(s);
|
7
|
1795 }
|
|
1796
|
|
1797 /*
|
|
1798 * If *s is a TAB, and the TAB is not displayed as ^I, and we're not in
|
|
1799 * INSERT mode, then col must be adjusted so that it represents the last
|
|
1800 * screen position of the TAB. This only fixes an error when the TAB wraps
|
|
1801 * from one screen line to the next (when 'columns' is not a multiple of
|
|
1802 * 'ts') -- webb.
|
|
1803 */
|
|
1804 if (*s == TAB && (State & NORMAL) && (!wp->w_p_list || lcs_tab1))
|
|
1805 col += win_lbr_chartabsize(wp, s, (colnr_T)col, NULL) - 1;
|
|
1806
|
|
1807 /*
|
|
1808 * Add column offset for 'number', 'foldcolumn', etc.
|
|
1809 */
|
|
1810 width = W_WIDTH(wp) - win_col_off(wp);
|
1023
|
1811 if (width <= 0)
|
|
1812 return 9999;
|
|
1813
|
|
1814 lines += 1;
|
|
1815 if (col > width)
|
|
1816 lines += (col - width) / (width + win_col_off2(wp)) + 1;
|
|
1817 return lines;
|
7
|
1818 }
|
|
1819
|
|
1820 int
|
|
1821 plines_m_win(wp, first, last)
|
|
1822 win_T *wp;
|
|
1823 linenr_T first, last;
|
|
1824 {
|
|
1825 int count = 0;
|
|
1826
|
|
1827 while (first <= last)
|
|
1828 {
|
|
1829 #ifdef FEAT_FOLDING
|
|
1830 int x;
|
|
1831
|
|
1832 /* Check if there are any really folded lines, but also included lines
|
|
1833 * that are maybe folded. */
|
|
1834 x = foldedCount(wp, first, NULL);
|
|
1835 if (x > 0)
|
|
1836 {
|
|
1837 ++count; /* count 1 for "+-- folded" line */
|
|
1838 first += x;
|
|
1839 }
|
|
1840 else
|
|
1841 #endif
|
|
1842 {
|
|
1843 #ifdef FEAT_DIFF
|
|
1844 if (first == wp->w_topline)
|
|
1845 count += plines_win_nofill(wp, first, TRUE) + wp->w_topfill;
|
|
1846 else
|
|
1847 #endif
|
|
1848 count += plines_win(wp, first, TRUE);
|
|
1849 ++first;
|
|
1850 }
|
|
1851 }
|
|
1852 return (count);
|
|
1853 }
|
|
1854
|
|
1855 #if defined(FEAT_VREPLACE) || defined(FEAT_INS_EXPAND) || defined(PROTO)
|
|
1856 /*
|
|
1857 * Insert string "p" at the cursor position. Stops at a NUL byte.
|
|
1858 * Handles Replace mode and multi-byte characters.
|
|
1859 */
|
|
1860 void
|
|
1861 ins_bytes(p)
|
|
1862 char_u *p;
|
|
1863 {
|
|
1864 ins_bytes_len(p, (int)STRLEN(p));
|
|
1865 }
|
|
1866 #endif
|
|
1867
|
|
1868 #if defined(FEAT_VREPLACE) || defined(FEAT_INS_EXPAND) \
|
|
1869 || defined(FEAT_COMMENTS) || defined(FEAT_MBYTE) || defined(PROTO)
|
|
1870 /*
|
|
1871 * Insert string "p" with length "len" at the cursor position.
|
|
1872 * Handles Replace mode and multi-byte characters.
|
|
1873 */
|
|
1874 void
|
|
1875 ins_bytes_len(p, len)
|
|
1876 char_u *p;
|
|
1877 int len;
|
|
1878 {
|
|
1879 int i;
|
|
1880 # ifdef FEAT_MBYTE
|
|
1881 int n;
|
|
1882
|
|
1883 for (i = 0; i < len; i += n)
|
|
1884 {
|
474
|
1885 n = (*mb_ptr2len)(p + i);
|
7
|
1886 ins_char_bytes(p + i, n);
|
|
1887 }
|
|
1888 # else
|
|
1889 for (i = 0; i < len; ++i)
|
|
1890 ins_char(p[i]);
|
|
1891 # endif
|
|
1892 }
|
|
1893 #endif
|
|
1894
|
|
1895 /*
|
|
1896 * Insert or replace a single character at the cursor position.
|
|
1897 * When in REPLACE or VREPLACE mode, replace any existing character.
|
|
1898 * Caller must have prepared for undo.
|
|
1899 * For multi-byte characters we get the whole character, the caller must
|
|
1900 * convert bytes to a character.
|
|
1901 */
|
|
1902 void
|
|
1903 ins_char(c)
|
|
1904 int c;
|
|
1905 {
|
|
1906 #if defined(FEAT_MBYTE) || defined(PROTO)
|
|
1907 char_u buf[MB_MAXBYTES];
|
|
1908 int n;
|
|
1909
|
|
1910 n = (*mb_char2bytes)(c, buf);
|
|
1911
|
|
1912 /* When "c" is 0x100, 0x200, etc. we don't want to insert a NUL byte.
|
|
1913 * Happens for CTRL-Vu9900. */
|
|
1914 if (buf[0] == 0)
|
|
1915 buf[0] = '\n';
|
|
1916
|
|
1917 ins_char_bytes(buf, n);
|
|
1918 }
|
|
1919
|
|
1920 void
|
|
1921 ins_char_bytes(buf, charlen)
|
|
1922 char_u *buf;
|
|
1923 int charlen;
|
|
1924 {
|
|
1925 int c = buf[0];
|
|
1926 #endif
|
|
1927 int newlen; /* nr of bytes inserted */
|
|
1928 int oldlen; /* nr of bytes deleted (0 when not replacing) */
|
|
1929 char_u *p;
|
|
1930 char_u *newp;
|
|
1931 char_u *oldp;
|
|
1932 int linelen; /* length of old line including NUL */
|
|
1933 colnr_T col;
|
|
1934 linenr_T lnum = curwin->w_cursor.lnum;
|
|
1935 int i;
|
|
1936
|
|
1937 #ifdef FEAT_VIRTUALEDIT
|
|
1938 /* Break tabs if needed. */
|
|
1939 if (virtual_active() && curwin->w_cursor.coladd > 0)
|
|
1940 coladvance_force(getviscol());
|
|
1941 #endif
|
|
1942
|
|
1943 col = curwin->w_cursor.col;
|
|
1944 oldp = ml_get(lnum);
|
|
1945 linelen = (int)STRLEN(oldp) + 1;
|
|
1946
|
|
1947 /* The lengths default to the values for when not replacing. */
|
|
1948 oldlen = 0;
|
|
1949 #ifdef FEAT_MBYTE
|
|
1950 newlen = charlen;
|
|
1951 #else
|
|
1952 newlen = 1;
|
|
1953 #endif
|
|
1954
|
|
1955 if (State & REPLACE_FLAG)
|
|
1956 {
|
|
1957 #ifdef FEAT_VREPLACE
|
|
1958 if (State & VREPLACE_FLAG)
|
|
1959 {
|
|
1960 colnr_T new_vcol = 0; /* init for GCC */
|
|
1961 colnr_T vcol;
|
|
1962 int old_list;
|
|
1963 #ifndef FEAT_MBYTE
|
|
1964 char_u buf[2];
|
|
1965 #endif
|
|
1966
|
|
1967 /*
|
|
1968 * Disable 'list' temporarily, unless 'cpo' contains the 'L' flag.
|
|
1969 * Returns the old value of list, so when finished,
|
|
1970 * curwin->w_p_list should be set back to this.
|
|
1971 */
|
|
1972 old_list = curwin->w_p_list;
|
|
1973 if (old_list && vim_strchr(p_cpo, CPO_LISTWM) == NULL)
|
|
1974 curwin->w_p_list = FALSE;
|
|
1975
|
|
1976 /*
|
|
1977 * In virtual replace mode each character may replace one or more
|
|
1978 * characters (zero if it's a TAB). Count the number of bytes to
|
|
1979 * be deleted to make room for the new character, counting screen
|
|
1980 * cells. May result in adding spaces to fill a gap.
|
|
1981 */
|
|
1982 getvcol(curwin, &curwin->w_cursor, NULL, &vcol, NULL);
|
|
1983 #ifndef FEAT_MBYTE
|
|
1984 buf[0] = c;
|
|
1985 buf[1] = NUL;
|
|
1986 #endif
|
|
1987 new_vcol = vcol + chartabsize(buf, vcol);
|
|
1988 while (oldp[col + oldlen] != NUL && vcol < new_vcol)
|
|
1989 {
|
|
1990 vcol += chartabsize(oldp + col + oldlen, vcol);
|
|
1991 /* Don't need to remove a TAB that takes us to the right
|
|
1992 * position. */
|
|
1993 if (vcol > new_vcol && oldp[col + oldlen] == TAB)
|
|
1994 break;
|
|
1995 #ifdef FEAT_MBYTE
|
474
|
1996 oldlen += (*mb_ptr2len)(oldp + col + oldlen);
|
7
|
1997 #else
|
|
1998 ++oldlen;
|
|
1999 #endif
|
|
2000 /* Deleted a bit too much, insert spaces. */
|
|
2001 if (vcol > new_vcol)
|
|
2002 newlen += vcol - new_vcol;
|
|
2003 }
|
|
2004 curwin->w_p_list = old_list;
|
|
2005 }
|
|
2006 else
|
|
2007 #endif
|
|
2008 if (oldp[col] != NUL)
|
|
2009 {
|
|
2010 /* normal replace */
|
|
2011 #ifdef FEAT_MBYTE
|
474
|
2012 oldlen = (*mb_ptr2len)(oldp + col);
|
7
|
2013 #else
|
|
2014 oldlen = 1;
|
|
2015 #endif
|
|
2016 }
|
|
2017
|
|
2018
|
|
2019 /* Push the replaced bytes onto the replace stack, so that they can be
|
|
2020 * put back when BS is used. The bytes of a multi-byte character are
|
|
2021 * done the other way around, so that the first byte is popped off
|
|
2022 * first (it tells the byte length of the character). */
|
|
2023 replace_push(NUL);
|
|
2024 for (i = 0; i < oldlen; ++i)
|
|
2025 {
|
|
2026 #ifdef FEAT_MBYTE
|
1470
|
2027 if (has_mbyte)
|
|
2028 i += replace_push_mb(oldp + col + i) - 1;
|
|
2029 else
|
|
2030 #endif
|
|
2031 replace_push(oldp[col + i]);
|
7
|
2032 }
|
|
2033 }
|
|
2034
|
|
2035 newp = alloc_check((unsigned)(linelen + newlen - oldlen));
|
|
2036 if (newp == NULL)
|
|
2037 return;
|
|
2038
|
|
2039 /* Copy bytes before the cursor. */
|
|
2040 if (col > 0)
|
|
2041 mch_memmove(newp, oldp, (size_t)col);
|
|
2042
|
|
2043 /* Copy bytes after the changed character(s). */
|
|
2044 p = newp + col;
|
|
2045 mch_memmove(p + newlen, oldp + col + oldlen,
|
|
2046 (size_t)(linelen - col - oldlen));
|
|
2047
|
|
2048 /* Insert or overwrite the new character. */
|
|
2049 #ifdef FEAT_MBYTE
|
|
2050 mch_memmove(p, buf, charlen);
|
|
2051 i = charlen;
|
|
2052 #else
|
|
2053 *p = c;
|
|
2054 i = 1;
|
|
2055 #endif
|
|
2056
|
|
2057 /* Fill with spaces when necessary. */
|
|
2058 while (i < newlen)
|
|
2059 p[i++] = ' ';
|
|
2060
|
|
2061 /* Replace the line in the buffer. */
|
|
2062 ml_replace(lnum, newp, FALSE);
|
|
2063
|
|
2064 /* mark the buffer as changed and prepare for displaying */
|
|
2065 changed_bytes(lnum, col);
|
|
2066
|
|
2067 /*
|
|
2068 * If we're in Insert or Replace mode and 'showmatch' is set, then briefly
|
|
2069 * show the match for right parens and braces.
|
|
2070 */
|
|
2071 if (p_sm && (State & INSERT)
|
|
2072 && msg_silent == 0
|
|
2073 #ifdef FEAT_MBYTE
|
|
2074 && charlen == 1
|
|
2075 #endif
|
674
|
2076 #ifdef FEAT_INS_EXPAND
|
|
2077 && !ins_compl_active()
|
|
2078 #endif
|
7
|
2079 )
|
|
2080 showmatch(c);
|
|
2081
|
|
2082 #ifdef FEAT_RIGHTLEFT
|
|
2083 if (!p_ri || (State & REPLACE_FLAG))
|
|
2084 #endif
|
|
2085 {
|
|
2086 /* Normal insert: move cursor right */
|
|
2087 #ifdef FEAT_MBYTE
|
|
2088 curwin->w_cursor.col += charlen;
|
|
2089 #else
|
|
2090 ++curwin->w_cursor.col;
|
|
2091 #endif
|
|
2092 }
|
|
2093 /*
|
|
2094 * TODO: should try to update w_row here, to avoid recomputing it later.
|
|
2095 */
|
|
2096 }
|
|
2097
|
|
2098 /*
|
|
2099 * Insert a string at the cursor position.
|
|
2100 * Note: Does NOT handle Replace mode.
|
|
2101 * Caller must have prepared for undo.
|
|
2102 */
|
|
2103 void
|
|
2104 ins_str(s)
|
|
2105 char_u *s;
|
|
2106 {
|
|
2107 char_u *oldp, *newp;
|
|
2108 int newlen = (int)STRLEN(s);
|
|
2109 int oldlen;
|
|
2110 colnr_T col;
|
|
2111 linenr_T lnum = curwin->w_cursor.lnum;
|
|
2112
|
|
2113 #ifdef FEAT_VIRTUALEDIT
|
|
2114 if (virtual_active() && curwin->w_cursor.coladd > 0)
|
|
2115 coladvance_force(getviscol());
|
|
2116 #endif
|
|
2117
|
|
2118 col = curwin->w_cursor.col;
|
|
2119 oldp = ml_get(lnum);
|
|
2120 oldlen = (int)STRLEN(oldp);
|
|
2121
|
|
2122 newp = alloc_check((unsigned)(oldlen + newlen + 1));
|
|
2123 if (newp == NULL)
|
|
2124 return;
|
|
2125 if (col > 0)
|
|
2126 mch_memmove(newp, oldp, (size_t)col);
|
|
2127 mch_memmove(newp + col, s, (size_t)newlen);
|
|
2128 mch_memmove(newp + col + newlen, oldp + col, (size_t)(oldlen - col + 1));
|
|
2129 ml_replace(lnum, newp, FALSE);
|
|
2130 changed_bytes(lnum, col);
|
|
2131 curwin->w_cursor.col += newlen;
|
|
2132 }
|
|
2133
|
|
2134 /*
|
|
2135 * Delete one character under the cursor.
|
|
2136 * If "fixpos" is TRUE, don't leave the cursor on the NUL after the line.
|
|
2137 * Caller must have prepared for undo.
|
|
2138 *
|
|
2139 * return FAIL for failure, OK otherwise
|
|
2140 */
|
|
2141 int
|
|
2142 del_char(fixpos)
|
|
2143 int fixpos;
|
|
2144 {
|
|
2145 #ifdef FEAT_MBYTE
|
|
2146 if (has_mbyte)
|
|
2147 {
|
|
2148 /* Make sure the cursor is at the start of a character. */
|
|
2149 mb_adjust_cursor();
|
|
2150 if (*ml_get_cursor() == NUL)
|
|
2151 return FAIL;
|
|
2152 return del_chars(1L, fixpos);
|
|
2153 }
|
|
2154 #endif
|
610
|
2155 return del_bytes(1L, fixpos, TRUE);
|
7
|
2156 }
|
|
2157
|
|
2158 #if defined(FEAT_MBYTE) || defined(PROTO)
|
|
2159 /*
|
|
2160 * Like del_bytes(), but delete characters instead of bytes.
|
|
2161 */
|
|
2162 int
|
|
2163 del_chars(count, fixpos)
|
|
2164 long count;
|
|
2165 int fixpos;
|
|
2166 {
|
|
2167 long bytes = 0;
|
|
2168 long i;
|
|
2169 char_u *p;
|
|
2170 int l;
|
|
2171
|
|
2172 p = ml_get_cursor();
|
|
2173 for (i = 0; i < count && *p != NUL; ++i)
|
|
2174 {
|
474
|
2175 l = (*mb_ptr2len)(p);
|
7
|
2176 bytes += l;
|
|
2177 p += l;
|
|
2178 }
|
610
|
2179 return del_bytes(bytes, fixpos, TRUE);
|
7
|
2180 }
|
|
2181 #endif
|
|
2182
|
|
2183 /*
|
|
2184 * Delete "count" bytes under the cursor.
|
|
2185 * If "fixpos" is TRUE, don't leave the cursor on the NUL after the line.
|
|
2186 * Caller must have prepared for undo.
|
|
2187 *
|
|
2188 * return FAIL for failure, OK otherwise
|
|
2189 */
|
613
|
2190 /*ARGSUSED*/
|
7
|
2191 int
|
777
|
2192 del_bytes(count, fixpos_arg, use_delcombine)
|
7
|
2193 long count;
|
777
|
2194 int fixpos_arg;
|
610
|
2195 int use_delcombine; /* 'delcombine' option applies */
|
7
|
2196 {
|
|
2197 char_u *oldp, *newp;
|
|
2198 colnr_T oldlen;
|
|
2199 linenr_T lnum = curwin->w_cursor.lnum;
|
|
2200 colnr_T col = curwin->w_cursor.col;
|
|
2201 int was_alloced;
|
|
2202 long movelen;
|
777
|
2203 int fixpos = fixpos_arg;
|
7
|
2204
|
|
2205 oldp = ml_get(lnum);
|
|
2206 oldlen = (int)STRLEN(oldp);
|
|
2207
|
|
2208 /*
|
|
2209 * Can't do anything when the cursor is on the NUL after the line.
|
|
2210 */
|
|
2211 if (col >= oldlen)
|
|
2212 return FAIL;
|
|
2213
|
|
2214 #ifdef FEAT_MBYTE
|
|
2215 /* If 'delcombine' is set and deleting (less than) one character, only
|
|
2216 * delete the last combining character. */
|
610
|
2217 if (p_deco && use_delcombine && enc_utf8
|
|
2218 && utfc_ptr2len(oldp + col) >= count)
|
7
|
2219 {
|
714
|
2220 int cc[MAX_MCO];
|
7
|
2221 int n;
|
|
2222
|
714
|
2223 (void)utfc_ptr2char(oldp + col, cc);
|
|
2224 if (cc[0] != NUL)
|
7
|
2225 {
|
|
2226 /* Find the last composing char, there can be several. */
|
|
2227 n = col;
|
|
2228 do
|
|
2229 {
|
|
2230 col = n;
|
474
|
2231 count = utf_ptr2len(oldp + n);
|
7
|
2232 n += count;
|
|
2233 } while (UTF_COMPOSINGLIKE(oldp + col, oldp + n));
|
|
2234 fixpos = 0;
|
|
2235 }
|
|
2236 }
|
|
2237 #endif
|
|
2238
|
|
2239 /*
|
|
2240 * When count is too big, reduce it.
|
|
2241 */
|
|
2242 movelen = (long)oldlen - (long)col - count + 1; /* includes trailing NUL */
|
|
2243 if (movelen <= 1)
|
|
2244 {
|
|
2245 /*
|
|
2246 * If we just took off the last character of a non-blank line, and
|
777
|
2247 * fixpos is TRUE, we don't want to end up positioned at the NUL,
|
|
2248 * unless "restart_edit" is set or 'virtualedit' contains "onemore".
|
7
|
2249 */
|
777
|
2250 if (col > 0 && fixpos && restart_edit == 0
|
|
2251 #ifdef FEAT_VIRTUALEDIT
|
|
2252 && (ve_flags & VE_ONEMORE) == 0
|
|
2253 #endif
|
|
2254 )
|
7
|
2255 {
|
|
2256 --curwin->w_cursor.col;
|
|
2257 #ifdef FEAT_VIRTUALEDIT
|
|
2258 curwin->w_cursor.coladd = 0;
|
|
2259 #endif
|
|
2260 #ifdef FEAT_MBYTE
|
|
2261 if (has_mbyte)
|
|
2262 curwin->w_cursor.col -=
|
|
2263 (*mb_head_off)(oldp, oldp + curwin->w_cursor.col);
|
|
2264 #endif
|
|
2265 }
|
|
2266 count = oldlen - col;
|
|
2267 movelen = 1;
|
|
2268 }
|
|
2269
|
|
2270 /*
|
|
2271 * If the old line has been allocated the deletion can be done in the
|
|
2272 * existing line. Otherwise a new line has to be allocated
|
1532
|
2273 * Can't do this when using Netbeans, because we would need to invoke
|
|
2274 * netbeans_removed(), which deallocates the line. Let ml_replace() take
|
|
2275 * care of notifiying Netbeans.
|
7
|
2276 */
|
|
2277 #ifdef FEAT_NETBEANS_INTG
|
1532
|
2278 if (usingNetbeans)
|
|
2279 was_alloced = FALSE;
|
|
2280 else
|
|
2281 #endif
|
|
2282 was_alloced = ml_line_alloced(); /* check if oldp was allocated */
|
7
|
2283 if (was_alloced)
|
|
2284 newp = oldp; /* use same allocated memory */
|
|
2285 else
|
|
2286 { /* need to allocate a new line */
|
|
2287 newp = alloc((unsigned)(oldlen + 1 - count));
|
|
2288 if (newp == NULL)
|
|
2289 return FAIL;
|
|
2290 mch_memmove(newp, oldp, (size_t)col);
|
|
2291 }
|
|
2292 mch_memmove(newp + col, oldp + col + count, (size_t)movelen);
|
|
2293 if (!was_alloced)
|
|
2294 ml_replace(lnum, newp, FALSE);
|
|
2295
|
|
2296 /* mark the buffer as changed and prepare for displaying */
|
|
2297 changed_bytes(lnum, curwin->w_cursor.col);
|
|
2298
|
|
2299 return OK;
|
|
2300 }
|
|
2301
|
|
2302 /*
|
|
2303 * Delete from cursor to end of line.
|
|
2304 * Caller must have prepared for undo.
|
|
2305 *
|
|
2306 * return FAIL for failure, OK otherwise
|
|
2307 */
|
|
2308 int
|
|
2309 truncate_line(fixpos)
|
|
2310 int fixpos; /* if TRUE fix the cursor position when done */
|
|
2311 {
|
|
2312 char_u *newp;
|
|
2313 linenr_T lnum = curwin->w_cursor.lnum;
|
|
2314 colnr_T col = curwin->w_cursor.col;
|
|
2315
|
|
2316 if (col == 0)
|
|
2317 newp = vim_strsave((char_u *)"");
|
|
2318 else
|
|
2319 newp = vim_strnsave(ml_get(lnum), col);
|
|
2320
|
|
2321 if (newp == NULL)
|
|
2322 return FAIL;
|
|
2323
|
|
2324 ml_replace(lnum, newp, FALSE);
|
|
2325
|
|
2326 /* mark the buffer as changed and prepare for displaying */
|
|
2327 changed_bytes(lnum, curwin->w_cursor.col);
|
|
2328
|
|
2329 /*
|
|
2330 * If "fixpos" is TRUE we don't want to end up positioned at the NUL.
|
|
2331 */
|
|
2332 if (fixpos && curwin->w_cursor.col > 0)
|
|
2333 --curwin->w_cursor.col;
|
|
2334
|
|
2335 return OK;
|
|
2336 }
|
|
2337
|
|
2338 /*
|
|
2339 * Delete "nlines" lines at the cursor.
|
|
2340 * Saves the lines for undo first if "undo" is TRUE.
|
|
2341 */
|
|
2342 void
|
|
2343 del_lines(nlines, undo)
|
|
2344 long nlines; /* number of lines to delete */
|
|
2345 int undo; /* if TRUE, prepare for undo */
|
|
2346 {
|
|
2347 long n;
|
|
2348
|
|
2349 if (nlines <= 0)
|
|
2350 return;
|
|
2351
|
|
2352 /* save the deleted lines for undo */
|
|
2353 if (undo && u_savedel(curwin->w_cursor.lnum, nlines) == FAIL)
|
|
2354 return;
|
|
2355
|
|
2356 for (n = 0; n < nlines; )
|
|
2357 {
|
|
2358 if (curbuf->b_ml.ml_flags & ML_EMPTY) /* nothing to delete */
|
|
2359 break;
|
|
2360
|
|
2361 ml_delete(curwin->w_cursor.lnum, TRUE);
|
|
2362 ++n;
|
|
2363
|
|
2364 /* If we delete the last line in the file, stop */
|
|
2365 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
|
|
2366 break;
|
|
2367 }
|
|
2368 /* adjust marks, mark the buffer as changed and prepare for displaying */
|
|
2369 deleted_lines_mark(curwin->w_cursor.lnum, n);
|
|
2370
|
|
2371 curwin->w_cursor.col = 0;
|
|
2372 check_cursor_lnum();
|
|
2373 }
|
|
2374
|
|
2375 int
|
|
2376 gchar_pos(pos)
|
|
2377 pos_T *pos;
|
|
2378 {
|
|
2379 char_u *ptr = ml_get_pos(pos);
|
|
2380
|
|
2381 #ifdef FEAT_MBYTE
|
|
2382 if (has_mbyte)
|
|
2383 return (*mb_ptr2char)(ptr);
|
|
2384 #endif
|
|
2385 return (int)*ptr;
|
|
2386 }
|
|
2387
|
|
2388 int
|
|
2389 gchar_cursor()
|
|
2390 {
|
|
2391 #ifdef FEAT_MBYTE
|
|
2392 if (has_mbyte)
|
|
2393 return (*mb_ptr2char)(ml_get_cursor());
|
|
2394 #endif
|
|
2395 return (int)*ml_get_cursor();
|
|
2396 }
|
|
2397
|
|
2398 /*
|
|
2399 * Write a character at the current cursor position.
|
|
2400 * It is directly written into the block.
|
|
2401 */
|
|
2402 void
|
|
2403 pchar_cursor(c)
|
|
2404 int c;
|
|
2405 {
|
|
2406 *(ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE)
|
|
2407 + curwin->w_cursor.col) = c;
|
|
2408 }
|
|
2409
|
|
2410 #if 0 /* not used */
|
|
2411 /*
|
|
2412 * Put *pos at end of current buffer
|
|
2413 */
|
|
2414 void
|
|
2415 goto_endofbuf(pos)
|
|
2416 pos_T *pos;
|
|
2417 {
|
|
2418 char_u *p;
|
|
2419
|
|
2420 pos->lnum = curbuf->b_ml.ml_line_count;
|
|
2421 pos->col = 0;
|
|
2422 p = ml_get(pos->lnum);
|
|
2423 while (*p++)
|
|
2424 ++pos->col;
|
|
2425 }
|
|
2426 #endif
|
|
2427
|
|
2428 /*
|
|
2429 * When extra == 0: Return TRUE if the cursor is before or on the first
|
|
2430 * non-blank in the line.
|
|
2431 * When extra == 1: Return TRUE if the cursor is before the first non-blank in
|
|
2432 * the line.
|
|
2433 */
|
|
2434 int
|
|
2435 inindent(extra)
|
|
2436 int extra;
|
|
2437 {
|
|
2438 char_u *ptr;
|
|
2439 colnr_T col;
|
|
2440
|
|
2441 for (col = 0, ptr = ml_get_curline(); vim_iswhite(*ptr); ++col)
|
|
2442 ++ptr;
|
|
2443 if (col >= curwin->w_cursor.col + extra)
|
|
2444 return TRUE;
|
|
2445 else
|
|
2446 return FALSE;
|
|
2447 }
|
|
2448
|
|
2449 /*
|
|
2450 * Skip to next part of an option argument: Skip space and comma.
|
|
2451 */
|
|
2452 char_u *
|
|
2453 skip_to_option_part(p)
|
|
2454 char_u *p;
|
|
2455 {
|
|
2456 if (*p == ',')
|
|
2457 ++p;
|
|
2458 while (*p == ' ')
|
|
2459 ++p;
|
|
2460 return p;
|
|
2461 }
|
|
2462
|
|
2463 /*
|
|
2464 * changed() is called when something in the current buffer is changed.
|
|
2465 *
|
|
2466 * Most often called through changed_bytes() and changed_lines(), which also
|
|
2467 * mark the area of the display to be redrawn.
|
|
2468 */
|
|
2469 void
|
|
2470 changed()
|
|
2471 {
|
|
2472 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
|
|
2473 /* The text of the preediting area is inserted, but this doesn't
|
|
2474 * mean a change of the buffer yet. That is delayed until the
|
|
2475 * text is committed. (this means preedit becomes empty) */
|
|
2476 if (im_is_preediting() && !xim_changed_while_preediting)
|
|
2477 return;
|
|
2478 xim_changed_while_preediting = FALSE;
|
|
2479 #endif
|
|
2480
|
|
2481 if (!curbuf->b_changed)
|
|
2482 {
|
|
2483 int save_msg_scroll = msg_scroll;
|
|
2484
|
819
|
2485 /* Give a warning about changing a read-only file. This may also
|
|
2486 * check-out the file, thus change "curbuf"! */
|
7
|
2487 change_warning(0);
|
819
|
2488
|
7
|
2489 /* Create a swap file if that is wanted.
|
|
2490 * Don't do this for "nofile" and "nowrite" buffer types. */
|
|
2491 if (curbuf->b_may_swap
|
|
2492 #ifdef FEAT_QUICKFIX
|
|
2493 && !bt_dontwrite(curbuf)
|
|
2494 #endif
|
|
2495 )
|
|
2496 {
|
|
2497 ml_open_file(curbuf);
|
|
2498
|
|
2499 /* The ml_open_file() can cause an ATTENTION message.
|
|
2500 * Wait two seconds, to make sure the user reads this unexpected
|
|
2501 * message. Since we could be anywhere, call wait_return() now,
|
|
2502 * and don't let the emsg() set msg_scroll. */
|
|
2503 if (need_wait_return && emsg_silent == 0)
|
|
2504 {
|
|
2505 out_flush();
|
|
2506 ui_delay(2000L, TRUE);
|
|
2507 wait_return(TRUE);
|
|
2508 msg_scroll = save_msg_scroll;
|
|
2509 }
|
|
2510 }
|
|
2511 curbuf->b_changed = TRUE;
|
39
|
2512 ml_setflags(curbuf);
|
7
|
2513 #ifdef FEAT_WINDOWS
|
|
2514 check_status(curbuf);
|
673
|
2515 redraw_tabline = TRUE;
|
7
|
2516 #endif
|
|
2517 #ifdef FEAT_TITLE
|
|
2518 need_maketitle = TRUE; /* set window title later */
|
|
2519 #endif
|
|
2520 }
|
|
2521 ++curbuf->b_changedtick;
|
|
2522 }
|
|
2523
|
265
|
2524 static void changedOneline __ARGS((buf_T *buf, linenr_T lnum));
|
|
2525 static void changed_lines_buf __ARGS((buf_T *buf, linenr_T lnum, linenr_T lnume, long xtra));
|
7
|
2526 static void changed_common __ARGS((linenr_T lnum, colnr_T col, linenr_T lnume, long xtra));
|
|
2527
|
|
2528 /*
|
|
2529 * Changed bytes within a single line for the current buffer.
|
|
2530 * - marks the windows on this buffer to be redisplayed
|
|
2531 * - marks the buffer changed by calling changed()
|
|
2532 * - invalidates cached values
|
|
2533 */
|
|
2534 void
|
|
2535 changed_bytes(lnum, col)
|
|
2536 linenr_T lnum;
|
|
2537 colnr_T col;
|
|
2538 {
|
265
|
2539 changedOneline(curbuf, lnum);
|
7
|
2540 changed_common(lnum, col, lnum + 1, 0L);
|
265
|
2541
|
|
2542 #ifdef FEAT_DIFF
|
|
2543 /* Diff highlighting in other diff windows may need to be updated too. */
|
|
2544 if (curwin->w_p_diff)
|
|
2545 {
|
|
2546 win_T *wp;
|
|
2547 linenr_T wlnum;
|
|
2548
|
|
2549 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
2550 if (wp->w_p_diff && wp != curwin)
|
|
2551 {
|
|
2552 redraw_win_later(wp, VALID);
|
|
2553 wlnum = diff_lnum_win(lnum, wp);
|
|
2554 if (wlnum > 0)
|
|
2555 changedOneline(wp->w_buffer, wlnum);
|
|
2556 }
|
|
2557 }
|
|
2558 #endif
|
7
|
2559 }
|
|
2560
|
|
2561 static void
|
265
|
2562 changedOneline(buf, lnum)
|
|
2563 buf_T *buf;
|
7
|
2564 linenr_T lnum;
|
|
2565 {
|
265
|
2566 if (buf->b_mod_set)
|
7
|
2567 {
|
|
2568 /* find the maximum area that must be redisplayed */
|
265
|
2569 if (lnum < buf->b_mod_top)
|
|
2570 buf->b_mod_top = lnum;
|
|
2571 else if (lnum >= buf->b_mod_bot)
|
|
2572 buf->b_mod_bot = lnum + 1;
|
7
|
2573 }
|
|
2574 else
|
|
2575 {
|
|
2576 /* set the area that must be redisplayed to one line */
|
265
|
2577 buf->b_mod_set = TRUE;
|
|
2578 buf->b_mod_top = lnum;
|
|
2579 buf->b_mod_bot = lnum + 1;
|
|
2580 buf->b_mod_xlines = 0;
|
7
|
2581 }
|
|
2582 }
|
|
2583
|
|
2584 /*
|
|
2585 * Appended "count" lines below line "lnum" in the current buffer.
|
|
2586 * Must be called AFTER the change and after mark_adjust().
|
|
2587 * Takes care of marking the buffer to be redrawn and sets the changed flag.
|
|
2588 */
|
|
2589 void
|
|
2590 appended_lines(lnum, count)
|
|
2591 linenr_T lnum;
|
|
2592 long count;
|
|
2593 {
|
|
2594 changed_lines(lnum + 1, 0, lnum + 1, count);
|
|
2595 }
|
|
2596
|
|
2597 /*
|
|
2598 * Like appended_lines(), but adjust marks first.
|
|
2599 */
|
|
2600 void
|
|
2601 appended_lines_mark(lnum, count)
|
|
2602 linenr_T lnum;
|
|
2603 long count;
|
|
2604 {
|
|
2605 mark_adjust(lnum + 1, (linenr_T)MAXLNUM, count, 0L);
|
|
2606 changed_lines(lnum + 1, 0, lnum + 1, count);
|
|
2607 }
|
|
2608
|
|
2609 /*
|
|
2610 * Deleted "count" lines at line "lnum" in the current buffer.
|
|
2611 * Must be called AFTER the change and after mark_adjust().
|
|
2612 * Takes care of marking the buffer to be redrawn and sets the changed flag.
|
|
2613 */
|
|
2614 void
|
|
2615 deleted_lines(lnum, count)
|
|
2616 linenr_T lnum;
|
|
2617 long count;
|
|
2618 {
|
|
2619 changed_lines(lnum, 0, lnum + count, -count);
|
|
2620 }
|
|
2621
|
|
2622 /*
|
|
2623 * Like deleted_lines(), but adjust marks first.
|
|
2624 */
|
|
2625 void
|
|
2626 deleted_lines_mark(lnum, count)
|
|
2627 linenr_T lnum;
|
|
2628 long count;
|
|
2629 {
|
|
2630 mark_adjust(lnum, (linenr_T)(lnum + count - 1), (long)MAXLNUM, -count);
|
|
2631 changed_lines(lnum, 0, lnum + count, -count);
|
|
2632 }
|
|
2633
|
|
2634 /*
|
|
2635 * Changed lines for the current buffer.
|
|
2636 * Must be called AFTER the change and after mark_adjust().
|
|
2637 * - mark the buffer changed by calling changed()
|
|
2638 * - mark the windows on this buffer to be redisplayed
|
|
2639 * - invalidate cached values
|
|
2640 * "lnum" is the first line that needs displaying, "lnume" the first line
|
|
2641 * below the changed lines (BEFORE the change).
|
|
2642 * When only inserting lines, "lnum" and "lnume" are equal.
|
|
2643 * Takes care of calling changed() and updating b_mod_*.
|
|
2644 */
|
|
2645 void
|
|
2646 changed_lines(lnum, col, lnume, xtra)
|
|
2647 linenr_T lnum; /* first line with change */
|
|
2648 colnr_T col; /* column in first line with change */
|
|
2649 linenr_T lnume; /* line below last changed line */
|
|
2650 long xtra; /* number of extra lines (negative when deleting) */
|
|
2651 {
|
265
|
2652 changed_lines_buf(curbuf, lnum, lnume, xtra);
|
|
2653
|
|
2654 #ifdef FEAT_DIFF
|
|
2655 if (xtra == 0 && curwin->w_p_diff)
|
|
2656 {
|
|
2657 /* When the number of lines doesn't change then mark_adjust() isn't
|
|
2658 * called and other diff buffers still need to be marked for
|
|
2659 * displaying. */
|
|
2660 win_T *wp;
|
|
2661 linenr_T wlnum;
|
|
2662
|
|
2663 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
2664 if (wp->w_p_diff && wp != curwin)
|
|
2665 {
|
|
2666 redraw_win_later(wp, VALID);
|
|
2667 wlnum = diff_lnum_win(lnum, wp);
|
|
2668 if (wlnum > 0)
|
|
2669 changed_lines_buf(wp->w_buffer, wlnum,
|
|
2670 lnume - lnum + wlnum, 0L);
|
|
2671 }
|
|
2672 }
|
|
2673 #endif
|
|
2674
|
|
2675 changed_common(lnum, col, lnume, xtra);
|
|
2676 }
|
|
2677
|
|
2678 static void
|
|
2679 changed_lines_buf(buf, lnum, lnume, xtra)
|
|
2680 buf_T *buf;
|
|
2681 linenr_T lnum; /* first line with change */
|
|
2682 linenr_T lnume; /* line below last changed line */
|
|
2683 long xtra; /* number of extra lines (negative when deleting) */
|
|
2684 {
|
|
2685 if (buf->b_mod_set)
|
7
|
2686 {
|
|
2687 /* find the maximum area that must be redisplayed */
|
265
|
2688 if (lnum < buf->b_mod_top)
|
|
2689 buf->b_mod_top = lnum;
|
|
2690 if (lnum < buf->b_mod_bot)
|
7
|
2691 {
|
|
2692 /* adjust old bot position for xtra lines */
|
265
|
2693 buf->b_mod_bot += xtra;
|
|
2694 if (buf->b_mod_bot < lnum)
|
|
2695 buf->b_mod_bot = lnum;
|
7
|
2696 }
|
265
|
2697 if (lnume + xtra > buf->b_mod_bot)
|
|
2698 buf->b_mod_bot = lnume + xtra;
|
|
2699 buf->b_mod_xlines += xtra;
|
7
|
2700 }
|
|
2701 else
|
|
2702 {
|
|
2703 /* set the area that must be redisplayed */
|
265
|
2704 buf->b_mod_set = TRUE;
|
|
2705 buf->b_mod_top = lnum;
|
|
2706 buf->b_mod_bot = lnume + xtra;
|
|
2707 buf->b_mod_xlines = xtra;
|
|
2708 }
|
7
|
2709 }
|
|
2710
|
|
2711 static void
|
|
2712 changed_common(lnum, col, lnume, xtra)
|
|
2713 linenr_T lnum;
|
|
2714 colnr_T col;
|
|
2715 linenr_T lnume;
|
|
2716 long xtra;
|
|
2717 {
|
|
2718 win_T *wp;
|
|
2719 int i;
|
|
2720 #ifdef FEAT_JUMPLIST
|
|
2721 int cols;
|
|
2722 pos_T *p;
|
|
2723 int add;
|
|
2724 #endif
|
|
2725
|
|
2726 /* mark the buffer as modified */
|
|
2727 changed();
|
|
2728
|
|
2729 /* set the '. mark */
|
|
2730 if (!cmdmod.keepjumps)
|
|
2731 {
|
|
2732 curbuf->b_last_change.lnum = lnum;
|
|
2733 curbuf->b_last_change.col = col;
|
|
2734
|
|
2735 #ifdef FEAT_JUMPLIST
|
|
2736 /* Create a new entry if a new undo-able change was started or we
|
|
2737 * don't have an entry yet. */
|
|
2738 if (curbuf->b_new_change || curbuf->b_changelistlen == 0)
|
|
2739 {
|
|
2740 if (curbuf->b_changelistlen == 0)
|
|
2741 add = TRUE;
|
|
2742 else
|
|
2743 {
|
|
2744 /* Don't create a new entry when the line number is the same
|
|
2745 * as the last one and the column is not too far away. Avoids
|
|
2746 * creating many entries for typing "xxxxx". */
|
|
2747 p = &curbuf->b_changelist[curbuf->b_changelistlen - 1];
|
|
2748 if (p->lnum != lnum)
|
|
2749 add = TRUE;
|
|
2750 else
|
|
2751 {
|
|
2752 cols = comp_textwidth(FALSE);
|
|
2753 if (cols == 0)
|
|
2754 cols = 79;
|
|
2755 add = (p->col + cols < col || col + cols < p->col);
|
|
2756 }
|
|
2757 }
|
|
2758 if (add)
|
|
2759 {
|
|
2760 /* This is the first of a new sequence of undo-able changes
|
|
2761 * and it's at some distance of the last change. Use a new
|
|
2762 * position in the changelist. */
|
|
2763 curbuf->b_new_change = FALSE;
|
|
2764
|
|
2765 if (curbuf->b_changelistlen == JUMPLISTSIZE)
|
|
2766 {
|
|
2767 /* changelist is full: remove oldest entry */
|
|
2768 curbuf->b_changelistlen = JUMPLISTSIZE - 1;
|
|
2769 mch_memmove(curbuf->b_changelist, curbuf->b_changelist + 1,
|
|
2770 sizeof(pos_T) * (JUMPLISTSIZE - 1));
|
|
2771 FOR_ALL_WINDOWS(wp)
|
|
2772 {
|
|
2773 /* Correct position in changelist for other windows on
|
|
2774 * this buffer. */
|
|
2775 if (wp->w_buffer == curbuf && wp->w_changelistidx > 0)
|
|
2776 --wp->w_changelistidx;
|
|
2777 }
|
|
2778 }
|
|
2779 FOR_ALL_WINDOWS(wp)
|
|
2780 {
|
|
2781 /* For other windows, if the position in the changelist is
|
|
2782 * at the end it stays at the end. */
|
|
2783 if (wp->w_buffer == curbuf
|
|
2784 && wp->w_changelistidx == curbuf->b_changelistlen)
|
|
2785 ++wp->w_changelistidx;
|
|
2786 }
|
|
2787 ++curbuf->b_changelistlen;
|
|
2788 }
|
|
2789 }
|
|
2790 curbuf->b_changelist[curbuf->b_changelistlen - 1] =
|
|
2791 curbuf->b_last_change;
|
|
2792 /* The current window is always after the last change, so that "g,"
|
|
2793 * takes you back to it. */
|
|
2794 curwin->w_changelistidx = curbuf->b_changelistlen;
|
|
2795 #endif
|
|
2796 }
|
|
2797
|
|
2798 FOR_ALL_WINDOWS(wp)
|
|
2799 {
|
|
2800 if (wp->w_buffer == curbuf)
|
|
2801 {
|
|
2802 /* Mark this window to be redrawn later. */
|
|
2803 if (wp->w_redr_type < VALID)
|
|
2804 wp->w_redr_type = VALID;
|
|
2805
|
|
2806 /* Check if a change in the buffer has invalidated the cached
|
|
2807 * values for the cursor. */
|
|
2808 #ifdef FEAT_FOLDING
|
|
2809 /*
|
|
2810 * Update the folds for this window. Can't postpone this, because
|
|
2811 * a following operator might work on the whole fold: ">>dd".
|
|
2812 */
|
|
2813 foldUpdate(wp, lnum, lnume + xtra - 1);
|
|
2814
|
|
2815 /* The change may cause lines above or below the change to become
|
|
2816 * included in a fold. Set lnum/lnume to the first/last line that
|
|
2817 * might be displayed differently.
|
|
2818 * Set w_cline_folded here as an efficient way to update it when
|
|
2819 * inserting lines just above a closed fold. */
|
|
2820 i = hasFoldingWin(wp, lnum, &lnum, NULL, FALSE, NULL);
|
|
2821 if (wp->w_cursor.lnum == lnum)
|
|
2822 wp->w_cline_folded = i;
|
|
2823 i = hasFoldingWin(wp, lnume, NULL, &lnume, FALSE, NULL);
|
|
2824 if (wp->w_cursor.lnum == lnume)
|
|
2825 wp->w_cline_folded = i;
|
|
2826
|
|
2827 /* If the changed line is in a range of previously folded lines,
|
|
2828 * compare with the first line in that range. */
|
|
2829 if (wp->w_cursor.lnum <= lnum)
|
|
2830 {
|
|
2831 i = find_wl_entry(wp, lnum);
|
|
2832 if (i >= 0 && wp->w_cursor.lnum > wp->w_lines[i].wl_lnum)
|
|
2833 changed_line_abv_curs_win(wp);
|
|
2834 }
|
|
2835 #endif
|
|
2836
|
|
2837 if (wp->w_cursor.lnum > lnum)
|
|
2838 changed_line_abv_curs_win(wp);
|
|
2839 else if (wp->w_cursor.lnum == lnum && wp->w_cursor.col >= col)
|
|
2840 changed_cline_bef_curs_win(wp);
|
|
2841 if (wp->w_botline >= lnum)
|
|
2842 {
|
|
2843 /* Assume that botline doesn't change (inserted lines make
|
|
2844 * other lines scroll down below botline). */
|
|
2845 approximate_botline_win(wp);
|
|
2846 }
|
|
2847
|
|
2848 /* Check if any w_lines[] entries have become invalid.
|
|
2849 * For entries below the change: Correct the lnums for
|
|
2850 * inserted/deleted lines. Makes it possible to stop displaying
|
|
2851 * after the change. */
|
|
2852 for (i = 0; i < wp->w_lines_valid; ++i)
|
|
2853 if (wp->w_lines[i].wl_valid)
|
|
2854 {
|
|
2855 if (wp->w_lines[i].wl_lnum >= lnum)
|
|
2856 {
|
|
2857 if (wp->w_lines[i].wl_lnum < lnume)
|
|
2858 {
|
|
2859 /* line included in change */
|
|
2860 wp->w_lines[i].wl_valid = FALSE;
|
|
2861 }
|
|
2862 else if (xtra != 0)
|
|
2863 {
|
|
2864 /* line below change */
|
|
2865 wp->w_lines[i].wl_lnum += xtra;
|
|
2866 #ifdef FEAT_FOLDING
|
|
2867 wp->w_lines[i].wl_lastlnum += xtra;
|
|
2868 #endif
|
|
2869 }
|
|
2870 }
|
|
2871 #ifdef FEAT_FOLDING
|
|
2872 else if (wp->w_lines[i].wl_lastlnum >= lnum)
|
|
2873 {
|
|
2874 /* change somewhere inside this range of folded lines,
|
|
2875 * may need to be redrawn */
|
|
2876 wp->w_lines[i].wl_valid = FALSE;
|
|
2877 }
|
|
2878 #endif
|
|
2879 }
|
|
2880 }
|
|
2881 }
|
|
2882
|
|
2883 /* Call update_screen() later, which checks out what needs to be redrawn,
|
|
2884 * since it notices b_mod_set and then uses b_mod_*. */
|
|
2885 if (must_redraw < VALID)
|
|
2886 must_redraw = VALID;
|
694
|
2887
|
|
2888 #ifdef FEAT_AUTOCMD
|
|
2889 /* when the cursor line is changed always trigger CursorMoved */
|
1010
|
2890 if (lnum <= curwin->w_cursor.lnum
|
|
2891 && lnume + (xtra < 0 ? -xtra : xtra) > curwin->w_cursor.lnum)
|
694
|
2892 last_cursormoved.lnum = 0;
|
|
2893 #endif
|
7
|
2894 }
|
|
2895
|
|
2896 /*
|
|
2897 * unchanged() is called when the changed flag must be reset for buffer 'buf'
|
|
2898 */
|
|
2899 void
|
|
2900 unchanged(buf, ff)
|
|
2901 buf_T *buf;
|
|
2902 int ff; /* also reset 'fileformat' */
|
|
2903 {
|
|
2904 if (buf->b_changed || (ff && file_ff_differs(buf)))
|
|
2905 {
|
|
2906 buf->b_changed = 0;
|
39
|
2907 ml_setflags(buf);
|
7
|
2908 if (ff)
|
|
2909 save_file_ff(buf);
|
|
2910 #ifdef FEAT_WINDOWS
|
|
2911 check_status(buf);
|
673
|
2912 redraw_tabline = TRUE;
|
7
|
2913 #endif
|
|
2914 #ifdef FEAT_TITLE
|
|
2915 need_maketitle = TRUE; /* set window title later */
|
|
2916 #endif
|
|
2917 }
|
|
2918 ++buf->b_changedtick;
|
|
2919 #ifdef FEAT_NETBEANS_INTG
|
|
2920 netbeans_unmodified(buf);
|
|
2921 #endif
|
|
2922 }
|
|
2923
|
|
2924 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
2925 /*
|
|
2926 * check_status: called when the status bars for the buffer 'buf'
|
|
2927 * need to be updated
|
|
2928 */
|
|
2929 void
|
|
2930 check_status(buf)
|
|
2931 buf_T *buf;
|
|
2932 {
|
|
2933 win_T *wp;
|
|
2934
|
|
2935 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
2936 if (wp->w_buffer == buf && wp->w_status_height)
|
|
2937 {
|
|
2938 wp->w_redr_status = TRUE;
|
|
2939 if (must_redraw < VALID)
|
|
2940 must_redraw = VALID;
|
|
2941 }
|
|
2942 }
|
|
2943 #endif
|
|
2944
|
|
2945 /*
|
|
2946 * If the file is readonly, give a warning message with the first change.
|
|
2947 * Don't do this for autocommands.
|
|
2948 * Don't use emsg(), because it flushes the macro buffer.
|
548
|
2949 * If we have undone all changes b_changed will be FALSE, but "b_did_warn"
|
7
|
2950 * will be TRUE.
|
|
2951 */
|
|
2952 void
|
|
2953 change_warning(col)
|
|
2954 int col; /* column for message; non-zero when in insert
|
|
2955 mode and 'showmode' is on */
|
|
2956 {
|
|
2957 if (curbuf->b_did_warn == FALSE
|
|
2958 && curbufIsChanged() == 0
|
|
2959 #ifdef FEAT_AUTOCMD
|
|
2960 && !autocmd_busy
|
|
2961 #endif
|
|
2962 && curbuf->b_p_ro)
|
|
2963 {
|
|
2964 #ifdef FEAT_AUTOCMD
|
819
|
2965 ++curbuf_lock;
|
7
|
2966 apply_autocmds(EVENT_FILECHANGEDRO, NULL, NULL, FALSE, curbuf);
|
819
|
2967 --curbuf_lock;
|
7
|
2968 if (!curbuf->b_p_ro)
|
|
2969 return;
|
|
2970 #endif
|
|
2971 /*
|
|
2972 * Do what msg() does, but with a column offset if the warning should
|
|
2973 * be after the mode message.
|
|
2974 */
|
|
2975 msg_start();
|
|
2976 if (msg_row == Rows - 1)
|
|
2977 msg_col = col;
|
16
|
2978 msg_source(hl_attr(HLF_W));
|
7
|
2979 MSG_PUTS_ATTR(_("W10: Warning: Changing a readonly file"),
|
|
2980 hl_attr(HLF_W) | MSG_HIST);
|
|
2981 msg_clr_eos();
|
|
2982 (void)msg_end();
|
|
2983 if (msg_silent == 0 && !silent_mode)
|
|
2984 {
|
|
2985 out_flush();
|
|
2986 ui_delay(1000L, TRUE); /* give the user time to think about it */
|
|
2987 }
|
|
2988 curbuf->b_did_warn = TRUE;
|
|
2989 redraw_cmdline = FALSE; /* don't redraw and erase the message */
|
|
2990 if (msg_row < Rows - 1)
|
|
2991 showmode();
|
|
2992 }
|
|
2993 }
|
|
2994
|
|
2995 /*
|
|
2996 * Ask for a reply from the user, a 'y' or a 'n'.
|
|
2997 * No other characters are accepted, the message is repeated until a valid
|
|
2998 * reply is entered or CTRL-C is hit.
|
|
2999 * If direct is TRUE, don't use vgetc() but ui_inchar(), don't get characters
|
|
3000 * from any buffers but directly from the user.
|
|
3001 *
|
|
3002 * return the 'y' or 'n'
|
|
3003 */
|
|
3004 int
|
|
3005 ask_yesno(str, direct)
|
|
3006 char_u *str;
|
|
3007 int direct;
|
|
3008 {
|
|
3009 int r = ' ';
|
|
3010 int save_State = State;
|
|
3011
|
|
3012 if (exiting) /* put terminal in raw mode for this question */
|
|
3013 settmode(TMODE_RAW);
|
|
3014 ++no_wait_return;
|
|
3015 #ifdef USE_ON_FLY_SCROLL
|
|
3016 dont_scroll = TRUE; /* disallow scrolling here */
|
|
3017 #endif
|
|
3018 State = CONFIRM; /* mouse behaves like with :confirm */
|
|
3019 #ifdef FEAT_MOUSE
|
|
3020 setmouse(); /* disables mouse for xterm */
|
|
3021 #endif
|
|
3022 ++no_mapping;
|
|
3023 ++allow_keys; /* no mapping here, but recognize keys */
|
|
3024
|
|
3025 while (r != 'y' && r != 'n')
|
|
3026 {
|
|
3027 /* same highlighting as for wait_return */
|
|
3028 smsg_attr(hl_attr(HLF_R), (char_u *)"%s (y/n)?", str);
|
|
3029 if (direct)
|
|
3030 r = get_keystroke();
|
|
3031 else
|
1474
|
3032 r = plain_vgetc();
|
7
|
3033 if (r == Ctrl_C || r == ESC)
|
|
3034 r = 'n';
|
|
3035 msg_putchar(r); /* show what you typed */
|
|
3036 out_flush();
|
|
3037 }
|
|
3038 --no_wait_return;
|
|
3039 State = save_State;
|
|
3040 #ifdef FEAT_MOUSE
|
|
3041 setmouse();
|
|
3042 #endif
|
|
3043 --no_mapping;
|
|
3044 --allow_keys;
|
|
3045
|
|
3046 return r;
|
|
3047 }
|
|
3048
|
|
3049 /*
|
|
3050 * Get a key stroke directly from the user.
|
|
3051 * Ignores mouse clicks and scrollbar events, except a click for the left
|
|
3052 * button (used at the more prompt).
|
|
3053 * Doesn't use vgetc(), because it syncs undo and eats mapped characters.
|
|
3054 * Disadvantage: typeahead is ignored.
|
|
3055 * Translates the interrupt character for unix to ESC.
|
|
3056 */
|
|
3057 int
|
|
3058 get_keystroke()
|
|
3059 {
|
|
3060 #define CBUFLEN 151
|
|
3061 char_u buf[CBUFLEN];
|
|
3062 int len = 0;
|
|
3063 int n;
|
|
3064 int save_mapped_ctrl_c = mapped_ctrl_c;
|
964
|
3065 int waited = 0;
|
7
|
3066
|
|
3067 mapped_ctrl_c = FALSE; /* mappings are not used here */
|
|
3068 for (;;)
|
|
3069 {
|
|
3070 cursor_on();
|
|
3071 out_flush();
|
|
3072
|
|
3073 /* First time: blocking wait. Second time: wait up to 100ms for a
|
|
3074 * terminal code to complete. Leave some room for check_termcode() to
|
|
3075 * insert a key code into (max 5 chars plus NUL). And
|
|
3076 * fix_input_buffer() can triple the number of bytes. */
|
|
3077 n = ui_inchar(buf + len, (CBUFLEN - 6 - len) / 3,
|
|
3078 len == 0 ? -1L : 100L, 0);
|
|
3079 if (n > 0)
|
|
3080 {
|
|
3081 /* Replace zero and CSI by a special key code. */
|
|
3082 n = fix_input_buffer(buf + len, n, FALSE);
|
|
3083 len += n;
|
964
|
3084 waited = 0;
|
|
3085 }
|
|
3086 else if (len > 0)
|
|
3087 ++waited; /* keep track of the waiting time */
|
|
3088
|
|
3089 /* Incomplete termcode and not timed out yet: get more characters */
|
|
3090 if ((n = check_termcode(1, buf, len)) < 0
|
|
3091 && (!p_ttimeout || waited * 100L < (p_ttm < 0 ? p_tm : p_ttm)))
|
7
|
3092 continue;
|
964
|
3093
|
7
|
3094 /* found a termcode: adjust length */
|
|
3095 if (n > 0)
|
|
3096 len = n;
|
|
3097 if (len == 0) /* nothing typed yet */
|
|
3098 continue;
|
|
3099
|
|
3100 /* Handle modifier and/or special key code. */
|
|
3101 n = buf[0];
|
|
3102 if (n == K_SPECIAL)
|
|
3103 {
|
|
3104 n = TO_SPECIAL(buf[1], buf[2]);
|
|
3105 if (buf[1] == KS_MODIFIER
|
|
3106 || n == K_IGNORE
|
|
3107 #ifdef FEAT_MOUSE
|
|
3108 || n == K_LEFTMOUSE_NM
|
|
3109 || n == K_LEFTDRAG
|
|
3110 || n == K_LEFTRELEASE
|
|
3111 || n == K_LEFTRELEASE_NM
|
|
3112 || n == K_MIDDLEMOUSE
|
|
3113 || n == K_MIDDLEDRAG
|
|
3114 || n == K_MIDDLERELEASE
|
|
3115 || n == K_RIGHTMOUSE
|
|
3116 || n == K_RIGHTDRAG
|
|
3117 || n == K_RIGHTRELEASE
|
|
3118 || n == K_MOUSEDOWN
|
|
3119 || n == K_MOUSEUP
|
|
3120 || n == K_X1MOUSE
|
|
3121 || n == K_X1DRAG
|
|
3122 || n == K_X1RELEASE
|
|
3123 || n == K_X2MOUSE
|
|
3124 || n == K_X2DRAG
|
|
3125 || n == K_X2RELEASE
|
|
3126 # ifdef FEAT_GUI
|
|
3127 || n == K_VER_SCROLLBAR
|
|
3128 || n == K_HOR_SCROLLBAR
|
|
3129 # endif
|
|
3130 #endif
|
|
3131 )
|
|
3132 {
|
|
3133 if (buf[1] == KS_MODIFIER)
|
|
3134 mod_mask = buf[2];
|
|
3135 len -= 3;
|
|
3136 if (len > 0)
|
|
3137 mch_memmove(buf, buf + 3, (size_t)len);
|
|
3138 continue;
|
|
3139 }
|
828
|
3140 break;
|
7
|
3141 }
|
|
3142 #ifdef FEAT_MBYTE
|
|
3143 if (has_mbyte)
|
|
3144 {
|
|
3145 if (MB_BYTE2LEN(n) > len)
|
|
3146 continue; /* more bytes to get */
|
|
3147 buf[len >= CBUFLEN ? CBUFLEN - 1 : len] = NUL;
|
|
3148 n = (*mb_ptr2char)(buf);
|
|
3149 }
|
|
3150 #endif
|
|
3151 #ifdef UNIX
|
|
3152 if (n == intr_char)
|
|
3153 n = ESC;
|
|
3154 #endif
|
|
3155 break;
|
|
3156 }
|
|
3157
|
|
3158 mapped_ctrl_c = save_mapped_ctrl_c;
|
|
3159 return n;
|
|
3160 }
|
|
3161
|
|
3162 /*
|
374
|
3163 * Get a number from the user.
|
|
3164 * When "mouse_used" is not NULL allow using the mouse.
|
7
|
3165 */
|
|
3166 int
|
374
|
3167 get_number(colon, mouse_used)
|
|
3168 int colon; /* allow colon to abort */
|
|
3169 int *mouse_used;
|
7
|
3170 {
|
|
3171 int n = 0;
|
|
3172 int c;
|
810
|
3173 int typed = 0;
|
7
|
3174
|
374
|
3175 if (mouse_used != NULL)
|
|
3176 *mouse_used = FALSE;
|
|
3177
|
7
|
3178 /* When not printing messages, the user won't know what to type, return a
|
|
3179 * zero (as if CR was hit). */
|
|
3180 if (msg_silent != 0)
|
|
3181 return 0;
|
|
3182
|
|
3183 #ifdef USE_ON_FLY_SCROLL
|
|
3184 dont_scroll = TRUE; /* disallow scrolling here */
|
|
3185 #endif
|
|
3186 ++no_mapping;
|
|
3187 ++allow_keys; /* no mapping here, but recognize keys */
|
|
3188 for (;;)
|
|
3189 {
|
|
3190 windgoto(msg_row, msg_col);
|
|
3191 c = safe_vgetc();
|
|
3192 if (VIM_ISDIGIT(c))
|
|
3193 {
|
|
3194 n = n * 10 + c - '0';
|
|
3195 msg_putchar(c);
|
810
|
3196 ++typed;
|
7
|
3197 }
|
|
3198 else if (c == K_DEL || c == K_KDEL || c == K_BS || c == Ctrl_H)
|
|
3199 {
|
810
|
3200 if (typed > 0)
|
|
3201 {
|
|
3202 MSG_PUTS("\b \b");
|
|
3203 --typed;
|
|
3204 }
|
7
|
3205 n /= 10;
|
|
3206 }
|
374
|
3207 #ifdef FEAT_MOUSE
|
|
3208 else if (mouse_used != NULL && c == K_LEFTMOUSE)
|
|
3209 {
|
|
3210 *mouse_used = TRUE;
|
|
3211 n = mouse_row + 1;
|
|
3212 break;
|
|
3213 }
|
|
3214 #endif
|
7
|
3215 else if (n == 0 && c == ':' && colon)
|
|
3216 {
|
|
3217 stuffcharReadbuff(':');
|
|
3218 if (!exmode_active)
|
|
3219 cmdline_row = msg_row;
|
|
3220 skip_redraw = TRUE; /* skip redraw once */
|
|
3221 do_redraw = FALSE;
|
|
3222 break;
|
|
3223 }
|
|
3224 else if (c == CAR || c == NL || c == Ctrl_C || c == ESC)
|
|
3225 break;
|
|
3226 }
|
|
3227 --no_mapping;
|
|
3228 --allow_keys;
|
|
3229 return n;
|
|
3230 }
|
|
3231
|
323
|
3232 /*
|
|
3233 * Ask the user to enter a number.
|
374
|
3234 * When "mouse_used" is not NULL allow using the mouse and in that case return
|
|
3235 * the line number.
|
323
|
3236 */
|
|
3237 int
|
374
|
3238 prompt_for_number(mouse_used)
|
|
3239 int *mouse_used;
|
323
|
3240 {
|
|
3241 int i;
|
344
|
3242 int save_cmdline_row;
|
|
3243 int save_State;
|
323
|
3244
|
|
3245 /* When using ":silent" assume that <CR> was entered. */
|
375
|
3246 if (mouse_used != NULL)
|
|
3247 MSG_PUTS(_("Type number or click with mouse (<Enter> cancels): "));
|
|
3248 else
|
|
3249 MSG_PUTS(_("Choice number (<Enter> cancels): "));
|
344
|
3250
|
957
|
3251 /* Set the state such that text can be selected/copied/pasted and we still
|
|
3252 * get mouse events. */
|
344
|
3253 save_cmdline_row = cmdline_row;
|
957
|
3254 cmdline_row = 0;
|
344
|
3255 save_State = State;
|
957
|
3256 State = CMDLINE;
|
374
|
3257
|
|
3258 i = get_number(TRUE, mouse_used);
|
|
3259 if (KeyTyped)
|
|
3260 {
|
|
3261 /* don't call wait_return() now */
|
|
3262 /* msg_putchar('\n'); */
|
323
|
3263 cmdline_row = msg_row - 1;
|
|
3264 need_wait_return = FALSE;
|
|
3265 msg_didany = FALSE;
|
|
3266 }
|
344
|
3267 else
|
|
3268 cmdline_row = save_cmdline_row;
|
|
3269 State = save_State;
|
|
3270
|
323
|
3271 return i;
|
|
3272 }
|
|
3273
|
7
|
3274 void
|
|
3275 msgmore(n)
|
|
3276 long n;
|
|
3277 {
|
|
3278 long pn;
|
|
3279
|
|
3280 if (global_busy /* no messages now, wait until global is finished */
|
|
3281 || !messaging()) /* 'lazyredraw' set, don't do messages now */
|
|
3282 return;
|
|
3283
|
135
|
3284 /* We don't want to overwrite another important message, but do overwrite
|
|
3285 * a previous "more lines" or "fewer lines" message, so that "5dd" and
|
|
3286 * then "put" reports the last action. */
|
|
3287 if (keep_msg != NULL && !keep_msg_more)
|
|
3288 return;
|
|
3289
|
7
|
3290 if (n > 0)
|
|
3291 pn = n;
|
|
3292 else
|
|
3293 pn = -n;
|
|
3294
|
|
3295 if (pn > p_report)
|
|
3296 {
|
|
3297 if (pn == 1)
|
|
3298 {
|
|
3299 if (n > 0)
|
|
3300 STRCPY(msg_buf, _("1 more line"));
|
|
3301 else
|
|
3302 STRCPY(msg_buf, _("1 line less"));
|
|
3303 }
|
|
3304 else
|
|
3305 {
|
|
3306 if (n > 0)
|
|
3307 sprintf((char *)msg_buf, _("%ld more lines"), pn);
|
|
3308 else
|
|
3309 sprintf((char *)msg_buf, _("%ld fewer lines"), pn);
|
|
3310 }
|
|
3311 if (got_int)
|
|
3312 STRCAT(msg_buf, _(" (Interrupted)"));
|
|
3313 if (msg(msg_buf))
|
|
3314 {
|
680
|
3315 set_keep_msg(msg_buf, 0);
|
135
|
3316 keep_msg_more = TRUE;
|
7
|
3317 }
|
|
3318 }
|
|
3319 }
|
|
3320
|
|
3321 /*
|
|
3322 * flush map and typeahead buffers and give a warning for an error
|
|
3323 */
|
|
3324 void
|
|
3325 beep_flush()
|
|
3326 {
|
|
3327 if (emsg_silent == 0)
|
|
3328 {
|
|
3329 flush_buffers(FALSE);
|
|
3330 vim_beep();
|
|
3331 }
|
|
3332 }
|
|
3333
|
|
3334 /*
|
|
3335 * give a warning for an error
|
|
3336 */
|
|
3337 void
|
|
3338 vim_beep()
|
|
3339 {
|
|
3340 if (emsg_silent == 0)
|
|
3341 {
|
|
3342 if (p_vb
|
|
3343 #ifdef FEAT_GUI
|
|
3344 /* While the GUI is starting up the termcap is set for the GUI
|
|
3345 * but the output still goes to a terminal. */
|
|
3346 && !(gui.in_use && gui.starting)
|
|
3347 #endif
|
|
3348 )
|
|
3349 {
|
|
3350 out_str(T_VB);
|
|
3351 }
|
|
3352 else
|
|
3353 {
|
|
3354 #ifdef MSDOS
|
|
3355 /*
|
|
3356 * The number of beeps outputted is reduced to avoid having to wait
|
|
3357 * for all the beeps to finish. This is only a problem on systems
|
|
3358 * where the beeps don't overlap.
|
|
3359 */
|
|
3360 if (beep_count == 0 || beep_count == 10)
|
|
3361 {
|
|
3362 out_char(BELL);
|
|
3363 beep_count = 1;
|
|
3364 }
|
|
3365 else
|
|
3366 ++beep_count;
|
|
3367 #else
|
|
3368 out_char(BELL);
|
|
3369 #endif
|
|
3370 }
|
169
|
3371
|
|
3372 /* When 'verbose' is set and we are sourcing a script or executing a
|
|
3373 * function give the user a hint where the beep comes from. */
|
|
3374 if (vim_strchr(p_debug, 'e') != NULL)
|
|
3375 {
|
|
3376 msg_source(hl_attr(HLF_W));
|
|
3377 msg_attr((char_u *)_("Beep!"), hl_attr(HLF_W));
|
|
3378 }
|
7
|
3379 }
|
|
3380 }
|
|
3381
|
|
3382 /*
|
|
3383 * To get the "real" home directory:
|
|
3384 * - get value of $HOME
|
|
3385 * For Unix:
|
|
3386 * - go to that directory
|
|
3387 * - do mch_dirname() to get the real name of that directory.
|
|
3388 * This also works with mounts and links.
|
|
3389 * Don't do this for MS-DOS, it will change the "current dir" for a drive.
|
|
3390 */
|
|
3391 static char_u *homedir = NULL;
|
|
3392
|
|
3393 void
|
|
3394 init_homedir()
|
|
3395 {
|
|
3396 char_u *var;
|
|
3397
|
170
|
3398 /* In case we are called a second time (when 'encoding' changes). */
|
|
3399 vim_free(homedir);
|
|
3400 homedir = NULL;
|
|
3401
|
7
|
3402 #ifdef VMS
|
|
3403 var = mch_getenv((char_u *)"SYS$LOGIN");
|
|
3404 #else
|
|
3405 var = mch_getenv((char_u *)"HOME");
|
|
3406 #endif
|
|
3407
|
|
3408 if (var != NULL && *var == NUL) /* empty is same as not set */
|
|
3409 var = NULL;
|
|
3410
|
|
3411 #ifdef WIN3264
|
|
3412 /*
|
|
3413 * Weird but true: $HOME may contain an indirect reference to another
|
|
3414 * variable, esp. "%USERPROFILE%". Happens when $USERPROFILE isn't set
|
|
3415 * when $HOME is being set.
|
|
3416 */
|
|
3417 if (var != NULL && *var == '%')
|
|
3418 {
|
|
3419 char_u *p;
|
|
3420 char_u *exp;
|
|
3421
|
|
3422 p = vim_strchr(var + 1, '%');
|
|
3423 if (p != NULL)
|
|
3424 {
|
419
|
3425 vim_strncpy(NameBuff, var + 1, p - (var + 1));
|
7
|
3426 exp = mch_getenv(NameBuff);
|
|
3427 if (exp != NULL && *exp != NUL
|
|
3428 && STRLEN(exp) + STRLEN(p) < MAXPATHL)
|
|
3429 {
|
274
|
3430 vim_snprintf((char *)NameBuff, MAXPATHL, "%s%s", exp, p + 1);
|
7
|
3431 var = NameBuff;
|
|
3432 /* Also set $HOME, it's needed for _viminfo. */
|
|
3433 vim_setenv((char_u *)"HOME", NameBuff);
|
|
3434 }
|
|
3435 }
|
|
3436 }
|
|
3437
|
|
3438 /*
|
|
3439 * Typically, $HOME is not defined on Windows, unless the user has
|
|
3440 * specifically defined it for Vim's sake. However, on Windows NT
|
|
3441 * platforms, $HOMEDRIVE and $HOMEPATH are automatically defined for
|
|
3442 * each user. Try constructing $HOME from these.
|
|
3443 */
|
|
3444 if (var == NULL)
|
|
3445 {
|
|
3446 char_u *homedrive, *homepath;
|
|
3447
|
|
3448 homedrive = mch_getenv((char_u *)"HOMEDRIVE");
|
|
3449 homepath = mch_getenv((char_u *)"HOMEPATH");
|
|
3450 if (homedrive != NULL && homepath != NULL
|
|
3451 && STRLEN(homedrive) + STRLEN(homepath) < MAXPATHL)
|
|
3452 {
|
|
3453 sprintf((char *)NameBuff, "%s%s", homedrive, homepath);
|
|
3454 if (NameBuff[0] != NUL)
|
|
3455 {
|
|
3456 var = NameBuff;
|
|
3457 /* Also set $HOME, it's needed for _viminfo. */
|
|
3458 vim_setenv((char_u *)"HOME", NameBuff);
|
|
3459 }
|
|
3460 }
|
|
3461 }
|
170
|
3462
|
|
3463 # if defined(FEAT_MBYTE)
|
|
3464 if (enc_utf8 && var != NULL)
|
|
3465 {
|
|
3466 int len;
|
|
3467 char_u *pp;
|
|
3468
|
|
3469 /* Convert from active codepage to UTF-8. Other conversions are
|
|
3470 * not done, because they would fail for non-ASCII characters. */
|
835
|
3471 acp_to_enc(var, (int)STRLEN(var), &pp, &len);
|
170
|
3472 if (pp != NULL)
|
|
3473 {
|
|
3474 homedir = pp;
|
|
3475 return;
|
|
3476 }
|
|
3477 }
|
|
3478 # endif
|
7
|
3479 #endif
|
|
3480
|
|
3481 #if defined(OS2) || defined(MSDOS) || defined(MSWIN)
|
|
3482 /*
|
|
3483 * Default home dir is C:/
|
|
3484 * Best assumption we can make in such a situation.
|
|
3485 */
|
|
3486 if (var == NULL)
|
|
3487 var = "C:/";
|
|
3488 #endif
|
|
3489 if (var != NULL)
|
|
3490 {
|
|
3491 #ifdef UNIX
|
|
3492 /*
|
|
3493 * Change to the directory and get the actual path. This resolves
|
|
3494 * links. Don't do it when we can't return.
|
|
3495 */
|
|
3496 if (mch_dirname(NameBuff, MAXPATHL) == OK
|
|
3497 && mch_chdir((char *)NameBuff) == 0)
|
|
3498 {
|
|
3499 if (!mch_chdir((char *)var) && mch_dirname(IObuff, IOSIZE) == OK)
|
|
3500 var = IObuff;
|
|
3501 if (mch_chdir((char *)NameBuff) != 0)
|
|
3502 EMSG(_(e_prev_dir));
|
|
3503 }
|
|
3504 #endif
|
|
3505 homedir = vim_strsave(var);
|
|
3506 }
|
|
3507 }
|
|
3508
|
359
|
3509 #if defined(EXITFREE) || defined(PROTO)
|
|
3510 void
|
|
3511 free_homedir()
|
|
3512 {
|
|
3513 vim_free(homedir);
|
|
3514 }
|
|
3515 #endif
|
|
3516
|
7
|
3517 /*
|
1408
|
3518 * Call expand_env() and store the result in an allocated string.
|
|
3519 * This is not very memory efficient, this expects the result to be freed
|
|
3520 * again soon.
|
|
3521 */
|
|
3522 char_u *
|
|
3523 expand_env_save(src)
|
|
3524 char_u *src;
|
|
3525 {
|
|
3526 return expand_env_save_opt(src, FALSE);
|
|
3527 }
|
|
3528
|
|
3529 /*
|
|
3530 * Idem, but when "one" is TRUE handle the string as one file name, only
|
|
3531 * expand "~" at the start.
|
|
3532 */
|
|
3533 char_u *
|
|
3534 expand_env_save_opt(src, one)
|
|
3535 char_u *src;
|
|
3536 int one;
|
|
3537 {
|
|
3538 char_u *p;
|
|
3539
|
|
3540 p = alloc(MAXPATHL);
|
|
3541 if (p != NULL)
|
|
3542 expand_env_esc(src, p, MAXPATHL, FALSE, one, NULL);
|
|
3543 return p;
|
|
3544 }
|
|
3545
|
|
3546 /*
|
7
|
3547 * Expand environment variable with path name.
|
|
3548 * "~/" is also expanded, using $HOME. For Unix "~user/" is expanded.
|
1408
|
3549 * Skips over "\ ", "\~" and "\$" (not for Win32 though).
|
7
|
3550 * If anything fails no expansion is done and dst equals src.
|
|
3551 */
|
|
3552 void
|
|
3553 expand_env(src, dst, dstlen)
|
|
3554 char_u *src; /* input string e.g. "$HOME/vim.hlp" */
|
|
3555 char_u *dst; /* where to put the result */
|
|
3556 int dstlen; /* maximum length of the result */
|
|
3557 {
|
1408
|
3558 expand_env_esc(src, dst, dstlen, FALSE, FALSE, NULL);
|
7
|
3559 }
|
|
3560
|
|
3561 void
|
1408
|
3562 expand_env_esc(srcp, dst, dstlen, esc, one, startstr)
|
374
|
3563 char_u *srcp; /* input string e.g. "$HOME/vim.hlp" */
|
7
|
3564 char_u *dst; /* where to put the result */
|
|
3565 int dstlen; /* maximum length of the result */
|
|
3566 int esc; /* escape spaces in expanded variables */
|
1408
|
3567 int one; /* "srcp" is one file name */
|
374
|
3568 char_u *startstr; /* start again after this (can be NULL) */
|
|
3569 {
|
|
3570 char_u *src;
|
7
|
3571 char_u *tail;
|
|
3572 int c;
|
|
3573 char_u *var;
|
|
3574 int copy_char;
|
|
3575 int mustfree; /* var was allocated, need to free it later */
|
|
3576 int at_start = TRUE; /* at start of a name */
|
374
|
3577 int startstr_len = 0;
|
|
3578
|
|
3579 if (startstr != NULL)
|
835
|
3580 startstr_len = (int)STRLEN(startstr);
|
374
|
3581
|
|
3582 src = skipwhite(srcp);
|
7
|
3583 --dstlen; /* leave one char space for "\," */
|
|
3584 while (*src && dstlen > 0)
|
|
3585 {
|
|
3586 copy_char = TRUE;
|
22
|
3587 if ((*src == '$'
|
|
3588 #ifdef VMS
|
|
3589 && at_start
|
|
3590 #endif
|
|
3591 )
|
7
|
3592 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
3593 || *src == '%'
|
|
3594 #endif
|
|
3595 || (*src == '~' && at_start))
|
|
3596 {
|
|
3597 mustfree = FALSE;
|
|
3598
|
|
3599 /*
|
|
3600 * The variable name is copied into dst temporarily, because it may
|
|
3601 * be a string in read-only memory and a NUL needs to be appended.
|
|
3602 */
|
|
3603 if (*src != '~') /* environment var */
|
|
3604 {
|
|
3605 tail = src + 1;
|
|
3606 var = dst;
|
|
3607 c = dstlen - 1;
|
|
3608
|
|
3609 #ifdef UNIX
|
|
3610 /* Unix has ${var-name} type environment vars */
|
|
3611 if (*tail == '{' && !vim_isIDc('{'))
|
|
3612 {
|
|
3613 tail++; /* ignore '{' */
|
|
3614 while (c-- > 0 && *tail && *tail != '}')
|
|
3615 *var++ = *tail++;
|
|
3616 }
|
|
3617 else
|
|
3618 #endif
|
|
3619 {
|
|
3620 while (c-- > 0 && *tail != NUL && ((vim_isIDc(*tail))
|
|
3621 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
3622 || (*src == '%' && *tail != '%')
|
|
3623 #endif
|
|
3624 ))
|
|
3625 {
|
|
3626 #ifdef OS2 /* env vars only in uppercase */
|
|
3627 *var++ = TOUPPER_LOC(*tail);
|
|
3628 tail++; /* toupper() may be a macro! */
|
|
3629 #else
|
|
3630 *var++ = *tail++;
|
|
3631 #endif
|
|
3632 }
|
|
3633 }
|
|
3634
|
|
3635 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(UNIX)
|
|
3636 # ifdef UNIX
|
|
3637 if (src[1] == '{' && *tail != '}')
|
|
3638 # else
|
|
3639 if (*src == '%' && *tail != '%')
|
|
3640 # endif
|
|
3641 var = NULL;
|
|
3642 else
|
|
3643 {
|
|
3644 # ifdef UNIX
|
|
3645 if (src[1] == '{')
|
|
3646 # else
|
|
3647 if (*src == '%')
|
|
3648 #endif
|
|
3649 ++tail;
|
|
3650 #endif
|
|
3651 *var = NUL;
|
|
3652 var = vim_getenv(dst, &mustfree);
|
|
3653 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(UNIX)
|
|
3654 }
|
|
3655 #endif
|
|
3656 }
|
|
3657 /* home directory */
|
|
3658 else if ( src[1] == NUL
|
|
3659 || vim_ispathsep(src[1])
|
|
3660 || vim_strchr((char_u *)" ,\t\n", src[1]) != NULL)
|
|
3661 {
|
|
3662 var = homedir;
|
|
3663 tail = src + 1;
|
|
3664 }
|
|
3665 else /* user directory */
|
|
3666 {
|
|
3667 #if defined(UNIX) || (defined(VMS) && defined(USER_HOME))
|
|
3668 /*
|
|
3669 * Copy ~user to dst[], so we can put a NUL after it.
|
|
3670 */
|
|
3671 tail = src;
|
|
3672 var = dst;
|
|
3673 c = dstlen - 1;
|
|
3674 while ( c-- > 0
|
|
3675 && *tail
|
|
3676 && vim_isfilec(*tail)
|
|
3677 && !vim_ispathsep(*tail))
|
|
3678 *var++ = *tail++;
|
|
3679 *var = NUL;
|
|
3680 # ifdef UNIX
|
|
3681 /*
|
|
3682 * If the system supports getpwnam(), use it.
|
|
3683 * Otherwise, or if getpwnam() fails, the shell is used to
|
|
3684 * expand ~user. This is slower and may fail if the shell
|
|
3685 * does not support ~user (old versions of /bin/sh).
|
|
3686 */
|
|
3687 # if defined(HAVE_GETPWNAM) && defined(HAVE_PWD_H)
|
|
3688 {
|
|
3689 struct passwd *pw;
|
|
3690
|
626
|
3691 /* Note: memory allocated by getpwnam() is never freed.
|
|
3692 * Calling endpwent() apparently doesn't help. */
|
7
|
3693 pw = getpwnam((char *)dst + 1);
|
|
3694 if (pw != NULL)
|
|
3695 var = (char_u *)pw->pw_dir;
|
|
3696 else
|
|
3697 var = NULL;
|
|
3698 }
|
|
3699 if (var == NULL)
|
|
3700 # endif
|
|
3701 {
|
|
3702 expand_T xpc;
|
|
3703
|
|
3704 ExpandInit(&xpc);
|
|
3705 xpc.xp_context = EXPAND_FILES;
|
|
3706 var = ExpandOne(&xpc, dst, NULL,
|
|
3707 WILD_ADD_SLASH|WILD_SILENT, WILD_EXPAND_FREE);
|
|
3708 mustfree = TRUE;
|
|
3709 }
|
|
3710
|
|
3711 # else /* !UNIX, thus VMS */
|
|
3712 /*
|
|
3713 * USER_HOME is a comma-separated list of
|
|
3714 * directories to search for the user account in.
|
|
3715 */
|
|
3716 {
|
|
3717 char_u test[MAXPATHL], paths[MAXPATHL];
|
|
3718 char_u *path, *next_path, *ptr;
|
|
3719 struct stat st;
|
|
3720
|
|
3721 STRCPY(paths, USER_HOME);
|
|
3722 next_path = paths;
|
|
3723 while (*next_path)
|
|
3724 {
|
|
3725 for (path = next_path; *next_path && *next_path != ',';
|
|
3726 next_path++);
|
|
3727 if (*next_path)
|
|
3728 *next_path++ = NUL;
|
|
3729 STRCPY(test, path);
|
|
3730 STRCAT(test, "/");
|
|
3731 STRCAT(test, dst + 1);
|
|
3732 if (mch_stat(test, &st) == 0)
|
|
3733 {
|
|
3734 var = alloc(STRLEN(test) + 1);
|
|
3735 STRCPY(var, test);
|
|
3736 mustfree = TRUE;
|
|
3737 break;
|
|
3738 }
|
|
3739 }
|
|
3740 }
|
|
3741 # endif /* UNIX */
|
|
3742 #else
|
|
3743 /* cannot expand user's home directory, so don't try */
|
|
3744 var = NULL;
|
|
3745 tail = (char_u *)""; /* for gcc */
|
|
3746 #endif /* UNIX || VMS */
|
|
3747 }
|
|
3748
|
|
3749 #ifdef BACKSLASH_IN_FILENAME
|
|
3750 /* If 'shellslash' is set change backslashes to forward slashes.
|
|
3751 * Can't use slash_adjust(), p_ssl may be set temporarily. */
|
|
3752 if (p_ssl && var != NULL && vim_strchr(var, '\\') != NULL)
|
|
3753 {
|
|
3754 char_u *p = vim_strsave(var);
|
|
3755
|
|
3756 if (p != NULL)
|
|
3757 {
|
|
3758 if (mustfree)
|
|
3759 vim_free(var);
|
|
3760 var = p;
|
|
3761 mustfree = TRUE;
|
|
3762 forward_slash(var);
|
|
3763 }
|
|
3764 }
|
|
3765 #endif
|
|
3766
|
|
3767 /* If "var" contains white space, escape it with a backslash.
|
|
3768 * Required for ":e ~/tt" when $HOME includes a space. */
|
|
3769 if (esc && var != NULL && vim_strpbrk(var, (char_u *)" \t") != NULL)
|
|
3770 {
|
|
3771 char_u *p = vim_strsave_escaped(var, (char_u *)" \t");
|
|
3772
|
|
3773 if (p != NULL)
|
|
3774 {
|
|
3775 if (mustfree)
|
|
3776 vim_free(var);
|
|
3777 var = p;
|
|
3778 mustfree = TRUE;
|
|
3779 }
|
|
3780 }
|
|
3781
|
|
3782 if (var != NULL && *var != NUL
|
|
3783 && (STRLEN(var) + STRLEN(tail) + 1 < (unsigned)dstlen))
|
|
3784 {
|
|
3785 STRCPY(dst, var);
|
|
3786 dstlen -= (int)STRLEN(var);
|
835
|
3787 c = (int)STRLEN(var);
|
7
|
3788 /* if var[] ends in a path separator and tail[] starts
|
|
3789 * with it, skip a character */
|
39
|
3790 if (*var != NUL && after_pathsep(dst, dst + c)
|
7
|
3791 #if defined(BACKSLASH_IN_FILENAME) || defined(AMIGA)
|
|
3792 && dst[-1] != ':'
|
|
3793 #endif
|
|
3794 && vim_ispathsep(*tail))
|
|
3795 ++tail;
|
39
|
3796 dst += c;
|
7
|
3797 src = tail;
|
|
3798 copy_char = FALSE;
|
|
3799 }
|
|
3800 if (mustfree)
|
|
3801 vim_free(var);
|
|
3802 }
|
|
3803
|
|
3804 if (copy_char) /* copy at least one char */
|
|
3805 {
|
|
3806 /*
|
1224
|
3807 * Recognize the start of a new name, for '~'.
|
1408
|
3808 * Don't do this when "one" is TRUE, to avoid expanding "~" in
|
|
3809 * ":edit foo ~ foo".
|
7
|
3810 */
|
|
3811 at_start = FALSE;
|
|
3812 if (src[0] == '\\' && src[1] != NUL)
|
|
3813 {
|
|
3814 *dst++ = *src++;
|
|
3815 --dstlen;
|
|
3816 }
|
1408
|
3817 else if ((src[0] == ' ' || src[0] == ',') && !one)
|
7
|
3818 at_start = TRUE;
|
|
3819 *dst++ = *src++;
|
|
3820 --dstlen;
|
374
|
3821
|
|
3822 if (startstr != NULL && src - startstr_len >= srcp
|
|
3823 && STRNCMP(src - startstr_len, startstr, startstr_len) == 0)
|
|
3824 at_start = TRUE;
|
7
|
3825 }
|
|
3826 }
|
|
3827 *dst = NUL;
|
|
3828 }
|
|
3829
|
|
3830 /*
|
|
3831 * Vim's version of getenv().
|
|
3832 * Special handling of $HOME, $VIM and $VIMRUNTIME.
|
196
|
3833 * Also does ACP to 'enc' conversion for Win32.
|
7
|
3834 */
|
|
3835 char_u *
|
|
3836 vim_getenv(name, mustfree)
|
|
3837 char_u *name;
|
|
3838 int *mustfree; /* set to TRUE when returned is allocated */
|
|
3839 {
|
|
3840 char_u *p;
|
|
3841 char_u *pend;
|
|
3842 int vimruntime;
|
|
3843
|
|
3844 #if defined(OS2) || defined(MSDOS) || defined(MSWIN)
|
|
3845 /* use "C:/" when $HOME is not set */
|
|
3846 if (STRCMP(name, "HOME") == 0)
|
|
3847 return homedir;
|
|
3848 #endif
|
|
3849
|
|
3850 p = mch_getenv(name);
|
|
3851 if (p != NULL && *p == NUL) /* empty is the same as not set */
|
|
3852 p = NULL;
|
|
3853
|
|
3854 if (p != NULL)
|
170
|
3855 {
|
|
3856 #if defined(FEAT_MBYTE) && defined(WIN3264)
|
|
3857 if (enc_utf8)
|
|
3858 {
|
|
3859 int len;
|
|
3860 char_u *pp;
|
|
3861
|
|
3862 /* Convert from active codepage to UTF-8. Other conversions are
|
|
3863 * not done, because they would fail for non-ASCII characters. */
|
835
|
3864 acp_to_enc(p, (int)STRLEN(p), &pp, &len);
|
170
|
3865 if (pp != NULL)
|
|
3866 {
|
|
3867 p = pp;
|
|
3868 *mustfree = TRUE;
|
|
3869 }
|
|
3870 }
|
|
3871 #endif
|
7
|
3872 return p;
|
170
|
3873 }
|
7
|
3874
|
|
3875 vimruntime = (STRCMP(name, "VIMRUNTIME") == 0);
|
|
3876 if (!vimruntime && STRCMP(name, "VIM") != 0)
|
|
3877 return NULL;
|
|
3878
|
|
3879 /*
|
|
3880 * When expanding $VIMRUNTIME fails, try using $VIM/vim<version> or $VIM.
|
|
3881 * Don't do this when default_vimruntime_dir is non-empty.
|
|
3882 */
|
|
3883 if (vimruntime
|
|
3884 #ifdef HAVE_PATHDEF
|
|
3885 && *default_vimruntime_dir == NUL
|
|
3886 #endif
|
|
3887 )
|
|
3888 {
|
|
3889 p = mch_getenv((char_u *)"VIM");
|
|
3890 if (p != NULL && *p == NUL) /* empty is the same as not set */
|
|
3891 p = NULL;
|
|
3892 if (p != NULL)
|
|
3893 {
|
|
3894 p = vim_version_dir(p);
|
|
3895 if (p != NULL)
|
|
3896 *mustfree = TRUE;
|
|
3897 else
|
|
3898 p = mch_getenv((char_u *)"VIM");
|
170
|
3899
|
|
3900 #if defined(FEAT_MBYTE) && defined(WIN3264)
|
|
3901 if (enc_utf8)
|
|
3902 {
|
|
3903 int len;
|
|
3904 char_u *pp;
|
|
3905
|
|
3906 /* Convert from active codepage to UTF-8. Other conversions
|
|
3907 * are not done, because they would fail for non-ASCII
|
|
3908 * characters. */
|
835
|
3909 acp_to_enc(p, (int)STRLEN(p), &pp, &len);
|
170
|
3910 if (pp != NULL)
|
|
3911 {
|
|
3912 if (mustfree)
|
|
3913 vim_free(p);
|
|
3914 p = pp;
|
|
3915 *mustfree = TRUE;
|
|
3916 }
|
|
3917 }
|
|
3918 #endif
|
7
|
3919 }
|
|
3920 }
|
|
3921
|
|
3922 /*
|
|
3923 * When expanding $VIM or $VIMRUNTIME fails, try using:
|
|
3924 * - the directory name from 'helpfile' (unless it contains '$')
|
|
3925 * - the executable name from argv[0]
|
|
3926 */
|
|
3927 if (p == NULL)
|
|
3928 {
|
|
3929 if (p_hf != NULL && vim_strchr(p_hf, '$') == NULL)
|
|
3930 p = p_hf;
|
|
3931 #ifdef USE_EXE_NAME
|
|
3932 /*
|
|
3933 * Use the name of the executable, obtained from argv[0].
|
|
3934 */
|
|
3935 else
|
|
3936 p = exe_name;
|
|
3937 #endif
|
|
3938 if (p != NULL)
|
|
3939 {
|
|
3940 /* remove the file name */
|
|
3941 pend = gettail(p);
|
|
3942
|
|
3943 /* remove "doc/" from 'helpfile', if present */
|
|
3944 if (p == p_hf)
|
|
3945 pend = remove_tail(p, pend, (char_u *)"doc");
|
|
3946
|
|
3947 #ifdef USE_EXE_NAME
|
|
3948 # ifdef MACOS_X
|
768
|
3949 /* remove "MacOS" from exe_name and add "Resources/vim" */
|
7
|
3950 if (p == exe_name)
|
|
3951 {
|
|
3952 char_u *pend1;
|
768
|
3953 char_u *pnew;
|
|
3954
|
|
3955 pend1 = remove_tail(p, pend, (char_u *)"MacOS");
|
|
3956 if (pend1 != pend)
|
|
3957 {
|
|
3958 pnew = alloc((unsigned)(pend1 - p) + 15);
|
|
3959 if (pnew != NULL)
|
|
3960 {
|
|
3961 STRNCPY(pnew, p, (pend1 - p));
|
|
3962 STRCPY(pnew + (pend1 - p), "Resources/vim");
|
|
3963 p = pnew;
|
|
3964 pend = p + STRLEN(p);
|
|
3965 }
|
|
3966 }
|
7
|
3967 }
|
|
3968 # endif
|
|
3969 /* remove "src/" from exe_name, if present */
|
|
3970 if (p == exe_name)
|
|
3971 pend = remove_tail(p, pend, (char_u *)"src");
|
|
3972 #endif
|
|
3973
|
|
3974 /* for $VIM, remove "runtime/" or "vim54/", if present */
|
|
3975 if (!vimruntime)
|
|
3976 {
|
|
3977 pend = remove_tail(p, pend, (char_u *)RUNTIME_DIRNAME);
|
|
3978 pend = remove_tail(p, pend, (char_u *)VIM_VERSION_NODOT);
|
|
3979 }
|
|
3980
|
|
3981 /* remove trailing path separator */
|
|
3982 #ifndef MACOS_CLASSIC
|
|
3983 /* With MacOS path (with colons) the final colon is required */
|
1532
|
3984 /* to avoid confusion between absolute and relative path */
|
39
|
3985 if (pend > p && after_pathsep(p, pend))
|
7
|
3986 --pend;
|
|
3987 #endif
|
|
3988
|
768
|
3989 #ifdef MACOS_X
|
|
3990 if (p == exe_name || p == p_hf)
|
|
3991 #endif
|
|
3992 /* check that the result is a directory name */
|
|
3993 p = vim_strnsave(p, (int)(pend - p));
|
7
|
3994
|
|
3995 if (p != NULL && !mch_isdir(p))
|
|
3996 {
|
|
3997 vim_free(p);
|
|
3998 p = NULL;
|
|
3999 }
|
|
4000 else
|
|
4001 {
|
|
4002 #ifdef USE_EXE_NAME
|
|
4003 /* may add "/vim54" or "/runtime" if it exists */
|
|
4004 if (vimruntime && (pend = vim_version_dir(p)) != NULL)
|
|
4005 {
|
|
4006 vim_free(p);
|
|
4007 p = pend;
|
|
4008 }
|
|
4009 #endif
|
|
4010 *mustfree = TRUE;
|
|
4011 }
|
|
4012 }
|
|
4013 }
|
|
4014
|
|
4015 #ifdef HAVE_PATHDEF
|
|
4016 /* When there is a pathdef.c file we can use default_vim_dir and
|
|
4017 * default_vimruntime_dir */
|
|
4018 if (p == NULL)
|
|
4019 {
|
|
4020 /* Only use default_vimruntime_dir when it is not empty */
|
|
4021 if (vimruntime && *default_vimruntime_dir != NUL)
|
|
4022 {
|
|
4023 p = default_vimruntime_dir;
|
|
4024 *mustfree = FALSE;
|
|
4025 }
|
|
4026 else if (*default_vim_dir != NUL)
|
|
4027 {
|
|
4028 if (vimruntime && (p = vim_version_dir(default_vim_dir)) != NULL)
|
|
4029 *mustfree = TRUE;
|
|
4030 else
|
|
4031 {
|
|
4032 p = default_vim_dir;
|
|
4033 *mustfree = FALSE;
|
|
4034 }
|
|
4035 }
|
|
4036 }
|
|
4037 #endif
|
|
4038
|
|
4039 /*
|
|
4040 * Set the environment variable, so that the new value can be found fast
|
|
4041 * next time, and others can also use it (e.g. Perl).
|
|
4042 */
|
|
4043 if (p != NULL)
|
|
4044 {
|
|
4045 if (vimruntime)
|
|
4046 {
|
|
4047 vim_setenv((char_u *)"VIMRUNTIME", p);
|
|
4048 didset_vimruntime = TRUE;
|
|
4049 #ifdef FEAT_GETTEXT
|
|
4050 {
|
115
|
4051 char_u *buf = concat_str(p, (char_u *)"/lang");
|
7
|
4052
|
|
4053 if (buf != NULL)
|
|
4054 {
|
|
4055 bindtextdomain(VIMPACKAGE, (char *)buf);
|
|
4056 vim_free(buf);
|
|
4057 }
|
|
4058 }
|
|
4059 #endif
|
|
4060 }
|
|
4061 else
|
|
4062 {
|
|
4063 vim_setenv((char_u *)"VIM", p);
|
|
4064 didset_vim = TRUE;
|
|
4065 }
|
|
4066 }
|
|
4067 return p;
|
|
4068 }
|
|
4069
|
|
4070 /*
|
|
4071 * Check if the directory "vimdir/<version>" or "vimdir/runtime" exists.
|
|
4072 * Return NULL if not, return its name in allocated memory otherwise.
|
|
4073 */
|
|
4074 static char_u *
|
|
4075 vim_version_dir(vimdir)
|
|
4076 char_u *vimdir;
|
|
4077 {
|
|
4078 char_u *p;
|
|
4079
|
|
4080 if (vimdir == NULL || *vimdir == NUL)
|
|
4081 return NULL;
|
|
4082 p = concat_fnames(vimdir, (char_u *)VIM_VERSION_NODOT, TRUE);
|
|
4083 if (p != NULL && mch_isdir(p))
|
|
4084 return p;
|
|
4085 vim_free(p);
|
|
4086 p = concat_fnames(vimdir, (char_u *)RUNTIME_DIRNAME, TRUE);
|
|
4087 if (p != NULL && mch_isdir(p))
|
|
4088 return p;
|
|
4089 vim_free(p);
|
|
4090 return NULL;
|
|
4091 }
|
|
4092
|
|
4093 /*
|
|
4094 * If the string between "p" and "pend" ends in "name/", return "pend" minus
|
|
4095 * the length of "name/". Otherwise return "pend".
|
|
4096 */
|
|
4097 static char_u *
|
|
4098 remove_tail(p, pend, name)
|
|
4099 char_u *p;
|
|
4100 char_u *pend;
|
|
4101 char_u *name;
|
|
4102 {
|
|
4103 int len = (int)STRLEN(name) + 1;
|
|
4104 char_u *newend = pend - len;
|
|
4105
|
|
4106 if (newend >= p
|
|
4107 && fnamencmp(newend, name, len - 1) == 0
|
39
|
4108 && (newend == p || after_pathsep(p, newend)))
|
7
|
4109 return newend;
|
|
4110 return pend;
|
|
4111 }
|
|
4112
|
|
4113 /*
|
|
4114 * Our portable version of setenv.
|
|
4115 */
|
|
4116 void
|
|
4117 vim_setenv(name, val)
|
|
4118 char_u *name;
|
|
4119 char_u *val;
|
|
4120 {
|
|
4121 #ifdef HAVE_SETENV
|
|
4122 mch_setenv((char *)name, (char *)val, 1);
|
|
4123 #else
|
|
4124 char_u *envbuf;
|
|
4125
|
|
4126 /*
|
|
4127 * Putenv does not copy the string, it has to remain
|
|
4128 * valid. The allocated memory will never be freed.
|
|
4129 */
|
|
4130 envbuf = alloc((unsigned)(STRLEN(name) + STRLEN(val) + 2));
|
|
4131 if (envbuf != NULL)
|
|
4132 {
|
|
4133 sprintf((char *)envbuf, "%s=%s", name, val);
|
|
4134 putenv((char *)envbuf);
|
|
4135 }
|
|
4136 #endif
|
|
4137 }
|
|
4138
|
|
4139 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
4140 /*
|
|
4141 * Function given to ExpandGeneric() to obtain an environment variable name.
|
|
4142 */
|
|
4143 /*ARGSUSED*/
|
|
4144 char_u *
|
|
4145 get_env_name(xp, idx)
|
|
4146 expand_T *xp;
|
|
4147 int idx;
|
|
4148 {
|
|
4149 # if defined(AMIGA) || defined(__MRC__) || defined(__SC__)
|
|
4150 /*
|
|
4151 * No environ[] on the Amiga and on the Mac (using MPW).
|
|
4152 */
|
|
4153 return NULL;
|
|
4154 # else
|
|
4155 # ifndef __WIN32__
|
|
4156 /* Borland C++ 5.2 has this in a header file. */
|
|
4157 extern char **environ;
|
|
4158 # endif
|
17
|
4159 # define ENVNAMELEN 100
|
|
4160 static char_u name[ENVNAMELEN];
|
7
|
4161 char_u *str;
|
|
4162 int n;
|
|
4163
|
|
4164 str = (char_u *)environ[idx];
|
|
4165 if (str == NULL)
|
|
4166 return NULL;
|
|
4167
|
17
|
4168 for (n = 0; n < ENVNAMELEN - 1; ++n)
|
7
|
4169 {
|
|
4170 if (str[n] == '=' || str[n] == NUL)
|
|
4171 break;
|
|
4172 name[n] = str[n];
|
|
4173 }
|
|
4174 name[n] = NUL;
|
|
4175 return name;
|
|
4176 # endif
|
|
4177 }
|
|
4178 #endif
|
|
4179
|
|
4180 /*
|
|
4181 * Replace home directory by "~" in each space or comma separated file name in
|
|
4182 * 'src'.
|
|
4183 * If anything fails (except when out of space) dst equals src.
|
|
4184 */
|
|
4185 void
|
|
4186 home_replace(buf, src, dst, dstlen, one)
|
|
4187 buf_T *buf; /* when not NULL, check for help files */
|
|
4188 char_u *src; /* input file name */
|
|
4189 char_u *dst; /* where to put the result */
|
|
4190 int dstlen; /* maximum length of the result */
|
|
4191 int one; /* if TRUE, only replace one file name, include
|
|
4192 spaces and commas in the file name. */
|
|
4193 {
|
|
4194 size_t dirlen = 0, envlen = 0;
|
|
4195 size_t len;
|
|
4196 char_u *homedir_env;
|
|
4197 char_u *p;
|
|
4198
|
|
4199 if (src == NULL)
|
|
4200 {
|
|
4201 *dst = NUL;
|
|
4202 return;
|
|
4203 }
|
|
4204
|
|
4205 /*
|
|
4206 * If the file is a help file, remove the path completely.
|
|
4207 */
|
|
4208 if (buf != NULL && buf->b_help)
|
|
4209 {
|
|
4210 STRCPY(dst, gettail(src));
|
|
4211 return;
|
|
4212 }
|
|
4213
|
|
4214 /*
|
|
4215 * We check both the value of the $HOME environment variable and the
|
|
4216 * "real" home directory.
|
|
4217 */
|
|
4218 if (homedir != NULL)
|
|
4219 dirlen = STRLEN(homedir);
|
|
4220
|
|
4221 #ifdef VMS
|
|
4222 homedir_env = mch_getenv((char_u *)"SYS$LOGIN");
|
|
4223 #else
|
|
4224 homedir_env = mch_getenv((char_u *)"HOME");
|
|
4225 #endif
|
|
4226
|
|
4227 if (homedir_env != NULL && *homedir_env == NUL)
|
|
4228 homedir_env = NULL;
|
|
4229 if (homedir_env != NULL)
|
|
4230 envlen = STRLEN(homedir_env);
|
|
4231
|
|
4232 if (!one)
|
|
4233 src = skipwhite(src);
|
|
4234 while (*src && dstlen > 0)
|
|
4235 {
|
|
4236 /*
|
|
4237 * Here we are at the beginning of a file name.
|
|
4238 * First, check to see if the beginning of the file name matches
|
|
4239 * $HOME or the "real" home directory. Check that there is a '/'
|
|
4240 * after the match (so that if e.g. the file is "/home/pieter/bla",
|
|
4241 * and the home directory is "/home/piet", the file does not end up
|
|
4242 * as "~er/bla" (which would seem to indicate the file "bla" in user
|
|
4243 * er's home directory)).
|
|
4244 */
|
|
4245 p = homedir;
|
|
4246 len = dirlen;
|
|
4247 for (;;)
|
|
4248 {
|
|
4249 if ( len
|
|
4250 && fnamencmp(src, p, len) == 0
|
|
4251 && (vim_ispathsep(src[len])
|
|
4252 || (!one && (src[len] == ',' || src[len] == ' '))
|
|
4253 || src[len] == NUL))
|
|
4254 {
|
|
4255 src += len;
|
|
4256 if (--dstlen > 0)
|
|
4257 *dst++ = '~';
|
|
4258
|
|
4259 /*
|
|
4260 * If it's just the home directory, add "/".
|
|
4261 */
|
|
4262 if (!vim_ispathsep(src[0]) && --dstlen > 0)
|
|
4263 *dst++ = '/';
|
|
4264 break;
|
|
4265 }
|
|
4266 if (p == homedir_env)
|
|
4267 break;
|
|
4268 p = homedir_env;
|
|
4269 len = envlen;
|
|
4270 }
|
|
4271
|
|
4272 /* if (!one) skip to separator: space or comma */
|
|
4273 while (*src && (one || (*src != ',' && *src != ' ')) && --dstlen > 0)
|
|
4274 *dst++ = *src++;
|
|
4275 /* skip separator */
|
|
4276 while ((*src == ' ' || *src == ',') && --dstlen > 0)
|
|
4277 *dst++ = *src++;
|
|
4278 }
|
|
4279 /* if (dstlen == 0) out of space, what to do??? */
|
|
4280
|
|
4281 *dst = NUL;
|
|
4282 }
|
|
4283
|
|
4284 /*
|
|
4285 * Like home_replace, store the replaced string in allocated memory.
|
|
4286 * When something fails, NULL is returned.
|
|
4287 */
|
|
4288 char_u *
|
|
4289 home_replace_save(buf, src)
|
|
4290 buf_T *buf; /* when not NULL, check for help files */
|
|
4291 char_u *src; /* input file name */
|
|
4292 {
|
|
4293 char_u *dst;
|
|
4294 unsigned len;
|
|
4295
|
|
4296 len = 3; /* space for "~/" and trailing NUL */
|
|
4297 if (src != NULL) /* just in case */
|
|
4298 len += (unsigned)STRLEN(src);
|
|
4299 dst = alloc(len);
|
|
4300 if (dst != NULL)
|
|
4301 home_replace(buf, src, dst, len, TRUE);
|
|
4302 return dst;
|
|
4303 }
|
|
4304
|
|
4305 /*
|
|
4306 * Compare two file names and return:
|
|
4307 * FPC_SAME if they both exist and are the same file.
|
|
4308 * FPC_SAMEX if they both don't exist and have the same file name.
|
|
4309 * FPC_DIFF if they both exist and are different files.
|
|
4310 * FPC_NOTX if they both don't exist.
|
|
4311 * FPC_DIFFX if one of them doesn't exist.
|
|
4312 * For the first name environment variables are expanded
|
|
4313 */
|
|
4314 int
|
|
4315 fullpathcmp(s1, s2, checkname)
|
|
4316 char_u *s1, *s2;
|
|
4317 int checkname; /* when both don't exist, check file names */
|
|
4318 {
|
|
4319 #ifdef UNIX
|
|
4320 char_u exp1[MAXPATHL];
|
|
4321 char_u full1[MAXPATHL];
|
|
4322 char_u full2[MAXPATHL];
|
|
4323 struct stat st1, st2;
|
|
4324 int r1, r2;
|
|
4325
|
|
4326 expand_env(s1, exp1, MAXPATHL);
|
|
4327 r1 = mch_stat((char *)exp1, &st1);
|
|
4328 r2 = mch_stat((char *)s2, &st2);
|
|
4329 if (r1 != 0 && r2 != 0)
|
|
4330 {
|
|
4331 /* if mch_stat() doesn't work, may compare the names */
|
|
4332 if (checkname)
|
|
4333 {
|
|
4334 if (fnamecmp(exp1, s2) == 0)
|
|
4335 return FPC_SAMEX;
|
|
4336 r1 = vim_FullName(exp1, full1, MAXPATHL, FALSE);
|
|
4337 r2 = vim_FullName(s2, full2, MAXPATHL, FALSE);
|
|
4338 if (r1 == OK && r2 == OK && fnamecmp(full1, full2) == 0)
|
|
4339 return FPC_SAMEX;
|
|
4340 }
|
|
4341 return FPC_NOTX;
|
|
4342 }
|
|
4343 if (r1 != 0 || r2 != 0)
|
|
4344 return FPC_DIFFX;
|
|
4345 if (st1.st_dev == st2.st_dev && st1.st_ino == st2.st_ino)
|
|
4346 return FPC_SAME;
|
|
4347 return FPC_DIFF;
|
|
4348 #else
|
|
4349 char_u *exp1; /* expanded s1 */
|
|
4350 char_u *full1; /* full path of s1 */
|
|
4351 char_u *full2; /* full path of s2 */
|
|
4352 int retval = FPC_DIFF;
|
|
4353 int r1, r2;
|
|
4354
|
|
4355 /* allocate one buffer to store three paths (alloc()/free() is slow!) */
|
|
4356 if ((exp1 = alloc(MAXPATHL * 3)) != NULL)
|
|
4357 {
|
|
4358 full1 = exp1 + MAXPATHL;
|
|
4359 full2 = full1 + MAXPATHL;
|
|
4360
|
|
4361 expand_env(s1, exp1, MAXPATHL);
|
|
4362 r1 = vim_FullName(exp1, full1, MAXPATHL, FALSE);
|
|
4363 r2 = vim_FullName(s2, full2, MAXPATHL, FALSE);
|
|
4364
|
|
4365 /* If vim_FullName() fails, the file probably doesn't exist. */
|
|
4366 if (r1 != OK && r2 != OK)
|
|
4367 {
|
|
4368 if (checkname && fnamecmp(exp1, s2) == 0)
|
|
4369 retval = FPC_SAMEX;
|
|
4370 else
|
|
4371 retval = FPC_NOTX;
|
|
4372 }
|
|
4373 else if (r1 != OK || r2 != OK)
|
|
4374 retval = FPC_DIFFX;
|
|
4375 else if (fnamecmp(full1, full2))
|
|
4376 retval = FPC_DIFF;
|
|
4377 else
|
|
4378 retval = FPC_SAME;
|
|
4379 vim_free(exp1);
|
|
4380 }
|
|
4381 return retval;
|
|
4382 #endif
|
|
4383 }
|
|
4384
|
|
4385 /*
|
10
|
4386 * Get the tail of a path: the file name.
|
|
4387 * Fail safe: never returns NULL.
|
7
|
4388 */
|
|
4389 char_u *
|
|
4390 gettail(fname)
|
|
4391 char_u *fname;
|
|
4392 {
|
|
4393 char_u *p1, *p2;
|
|
4394
|
|
4395 if (fname == NULL)
|
|
4396 return (char_u *)"";
|
|
4397 for (p1 = p2 = fname; *p2; ) /* find last part of path */
|
|
4398 {
|
|
4399 if (vim_ispathsep(*p2))
|
|
4400 p1 = p2 + 1;
|
39
|
4401 mb_ptr_adv(p2);
|
7
|
4402 }
|
|
4403 return p1;
|
|
4404 }
|
|
4405
|
|
4406 /*
|
39
|
4407 * Get pointer to tail of "fname", including path separators. Putting a NUL
|
|
4408 * here leaves the directory name. Takes care of "c:/" and "//".
|
|
4409 * Always returns a valid pointer.
|
|
4410 */
|
|
4411 char_u *
|
|
4412 gettail_sep(fname)
|
|
4413 char_u *fname;
|
|
4414 {
|
|
4415 char_u *p;
|
|
4416 char_u *t;
|
|
4417
|
|
4418 p = get_past_head(fname); /* don't remove the '/' from "c:/file" */
|
|
4419 t = gettail(fname);
|
|
4420 while (t > p && after_pathsep(fname, t))
|
|
4421 --t;
|
|
4422 #ifdef VMS
|
|
4423 /* path separator is part of the path */
|
|
4424 ++t;
|
|
4425 #endif
|
|
4426 return t;
|
|
4427 }
|
|
4428
|
|
4429 /*
|
7
|
4430 * get the next path component (just after the next path separator).
|
|
4431 */
|
|
4432 char_u *
|
|
4433 getnextcomp(fname)
|
|
4434 char_u *fname;
|
|
4435 {
|
|
4436 while (*fname && !vim_ispathsep(*fname))
|
39
|
4437 mb_ptr_adv(fname);
|
7
|
4438 if (*fname)
|
|
4439 ++fname;
|
|
4440 return fname;
|
|
4441 }
|
|
4442
|
|
4443 /*
|
|
4444 * Get a pointer to one character past the head of a path name.
|
|
4445 * Unix: after "/"; DOS: after "c:\"; Amiga: after "disk:/"; Mac: no head.
|
|
4446 * If there is no head, path is returned.
|
|
4447 */
|
|
4448 char_u *
|
|
4449 get_past_head(path)
|
|
4450 char_u *path;
|
|
4451 {
|
|
4452 char_u *retval;
|
|
4453
|
|
4454 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
4455 /* may skip "c:" */
|
|
4456 if (isalpha(path[0]) && path[1] == ':')
|
|
4457 retval = path + 2;
|
|
4458 else
|
|
4459 retval = path;
|
|
4460 #else
|
|
4461 # if defined(AMIGA)
|
|
4462 /* may skip "label:" */
|
|
4463 retval = vim_strchr(path, ':');
|
|
4464 if (retval == NULL)
|
|
4465 retval = path;
|
|
4466 # else /* Unix */
|
|
4467 retval = path;
|
|
4468 # endif
|
|
4469 #endif
|
|
4470
|
|
4471 while (vim_ispathsep(*retval))
|
|
4472 ++retval;
|
|
4473
|
|
4474 return retval;
|
|
4475 }
|
|
4476
|
|
4477 /*
|
|
4478 * return TRUE if 'c' is a path separator.
|
|
4479 */
|
|
4480 int
|
|
4481 vim_ispathsep(c)
|
|
4482 int c;
|
|
4483 {
|
|
4484 #ifdef RISCOS
|
|
4485 return (c == '.' || c == ':');
|
|
4486 #else
|
|
4487 # ifdef UNIX
|
|
4488 return (c == '/'); /* UNIX has ':' inside file names */
|
|
4489 # else
|
|
4490 # ifdef BACKSLASH_IN_FILENAME
|
|
4491 return (c == ':' || c == '/' || c == '\\');
|
|
4492 # else
|
|
4493 # ifdef VMS
|
|
4494 /* server"user passwd"::device:[full.path.name]fname.extension;version" */
|
|
4495 return (c == ':' || c == '[' || c == ']' || c == '/'
|
|
4496 || c == '<' || c == '>' || c == '"' );
|
720
|
4497 # else /* Amiga */
|
7
|
4498 return (c == ':' || c == '/');
|
|
4499 # endif /* VMS */
|
|
4500 # endif
|
|
4501 # endif
|
|
4502 #endif /* RISC OS */
|
|
4503 }
|
|
4504
|
|
4505 #if defined(FEAT_SEARCHPATH) || defined(PROTO)
|
|
4506 /*
|
|
4507 * return TRUE if 'c' is a path list separator.
|
|
4508 */
|
|
4509 int
|
|
4510 vim_ispathlistsep(c)
|
|
4511 int c;
|
|
4512 {
|
|
4513 #ifdef UNIX
|
|
4514 return (c == ':');
|
|
4515 #else
|
1224
|
4516 return (c == ';'); /* might not be right for every system... */
|
7
|
4517 #endif
|
|
4518 }
|
|
4519 #endif
|
|
4520
|
819
|
4521 #if defined(FEAT_GUI_TABLINE) || defined(FEAT_WINDOWS) \
|
|
4522 || defined(FEAT_EVAL) || defined(PROTO)
|
|
4523 /*
|
|
4524 * Shorten the path of a file from "~/foo/../.bar/fname" to "~/f/../.b/fname"
|
|
4525 * It's done in-place.
|
|
4526 */
|
|
4527 void
|
|
4528 shorten_dir(str)
|
|
4529 char_u *str;
|
|
4530 {
|
|
4531 char_u *tail, *s, *d;
|
|
4532 int skip = FALSE;
|
|
4533
|
|
4534 tail = gettail(str);
|
|
4535 d = str;
|
|
4536 for (s = str; ; ++s)
|
|
4537 {
|
|
4538 if (s >= tail) /* copy the whole tail */
|
|
4539 {
|
|
4540 *d++ = *s;
|
|
4541 if (*s == NUL)
|
|
4542 break;
|
|
4543 }
|
|
4544 else if (vim_ispathsep(*s)) /* copy '/' and next char */
|
|
4545 {
|
|
4546 *d++ = *s;
|
|
4547 skip = FALSE;
|
|
4548 }
|
|
4549 else if (!skip)
|
|
4550 {
|
|
4551 *d++ = *s; /* copy next char */
|
|
4552 if (*s != '~' && *s != '.') /* and leading "~" and "." */
|
|
4553 skip = TRUE;
|
|
4554 # ifdef FEAT_MBYTE
|
|
4555 if (has_mbyte)
|
|
4556 {
|
|
4557 int l = mb_ptr2len(s);
|
|
4558
|
|
4559 while (--l > 0)
|
927
|
4560 *d++ = *++s;
|
819
|
4561 }
|
|
4562 # endif
|
|
4563 }
|
|
4564 }
|
|
4565 }
|
|
4566 #endif
|
|
4567
|
594
|
4568 /*
|
|
4569 * Return TRUE if the directory of "fname" exists, FALSE otherwise.
|
|
4570 * Also returns TRUE if there is no directory name.
|
|
4571 * "fname" must be writable!.
|
|
4572 */
|
|
4573 int
|
|
4574 dir_of_file_exists(fname)
|
|
4575 char_u *fname;
|
|
4576 {
|
|
4577 char_u *p;
|
|
4578 int c;
|
|
4579 int retval;
|
|
4580
|
|
4581 p = gettail_sep(fname);
|
|
4582 if (p == fname)
|
|
4583 return TRUE;
|
|
4584 c = *p;
|
|
4585 *p = NUL;
|
|
4586 retval = mch_isdir(fname);
|
|
4587 *p = c;
|
|
4588 return retval;
|
|
4589 }
|
|
4590
|
7
|
4591 #if (defined(CASE_INSENSITIVE_FILENAME) && defined(BACKSLASH_IN_FILENAME)) \
|
|
4592 || defined(PROTO)
|
|
4593 /*
|
|
4594 * Versions of fnamecmp() and fnamencmp() that handle '/' and '\' equally.
|
|
4595 */
|
|
4596 int
|
|
4597 vim_fnamecmp(x, y)
|
|
4598 char_u *x, *y;
|
|
4599 {
|
|
4600 return vim_fnamencmp(x, y, MAXPATHL);
|
|
4601 }
|
|
4602
|
|
4603 int
|
|
4604 vim_fnamencmp(x, y, len)
|
|
4605 char_u *x, *y;
|
|
4606 size_t len;
|
|
4607 {
|
|
4608 while (len > 0 && *x && *y)
|
|
4609 {
|
|
4610 if (TOLOWER_LOC(*x) != TOLOWER_LOC(*y)
|
|
4611 && !(*x == '/' && *y == '\\')
|
|
4612 && !(*x == '\\' && *y == '/'))
|
|
4613 break;
|
|
4614 ++x;
|
|
4615 ++y;
|
|
4616 --len;
|
|
4617 }
|
|
4618 if (len == 0)
|
|
4619 return 0;
|
|
4620 return (*x - *y);
|
|
4621 }
|
|
4622 #endif
|
|
4623
|
|
4624 /*
|
|
4625 * Concatenate file names fname1 and fname2 into allocated memory.
|
1224
|
4626 * Only add a '/' or '\\' when 'sep' is TRUE and it is necessary.
|
7
|
4627 */
|
|
4628 char_u *
|
|
4629 concat_fnames(fname1, fname2, sep)
|
|
4630 char_u *fname1;
|
|
4631 char_u *fname2;
|
|
4632 int sep;
|
|
4633 {
|
|
4634 char_u *dest;
|
|
4635
|
|
4636 dest = alloc((unsigned)(STRLEN(fname1) + STRLEN(fname2) + 3));
|
|
4637 if (dest != NULL)
|
|
4638 {
|
|
4639 STRCPY(dest, fname1);
|
|
4640 if (sep)
|
|
4641 add_pathsep(dest);
|
|
4642 STRCAT(dest, fname2);
|
|
4643 }
|
|
4644 return dest;
|
|
4645 }
|
|
4646
|
115
|
4647 #if defined(FEAT_EVAL) || defined(FEAT_GETTEXT) || defined(PROTO)
|
|
4648 /*
|
|
4649 * Concatenate two strings and return the result in allocated memory.
|
|
4650 * Returns NULL when out of memory.
|
|
4651 */
|
|
4652 char_u *
|
|
4653 concat_str(str1, str2)
|
|
4654 char_u *str1;
|
|
4655 char_u *str2;
|
|
4656 {
|
|
4657 char_u *dest;
|
|
4658 size_t l = STRLEN(str1);
|
|
4659
|
|
4660 dest = alloc((unsigned)(l + STRLEN(str2) + 1L));
|
|
4661 if (dest != NULL)
|
|
4662 {
|
|
4663 STRCPY(dest, str1);
|
|
4664 STRCPY(dest + l, str2);
|
|
4665 }
|
|
4666 return dest;
|
|
4667 }
|
|
4668 #endif
|
|
4669
|
7
|
4670 /*
|
|
4671 * Add a path separator to a file name, unless it already ends in a path
|
|
4672 * separator.
|
|
4673 */
|
|
4674 void
|
|
4675 add_pathsep(p)
|
|
4676 char_u *p;
|
|
4677 {
|
39
|
4678 if (*p != NUL && !after_pathsep(p, p + STRLEN(p)))
|
7
|
4679 STRCAT(p, PATHSEPSTR);
|
|
4680 }
|
|
4681
|
|
4682 /*
|
|
4683 * FullName_save - Make an allocated copy of a full file name.
|
|
4684 * Returns NULL when out of memory.
|
|
4685 */
|
|
4686 char_u *
|
|
4687 FullName_save(fname, force)
|
|
4688 char_u *fname;
|
|
4689 int force; /* force expansion, even when it already looks
|
|
4690 like a full path name */
|
|
4691 {
|
|
4692 char_u *buf;
|
|
4693 char_u *new_fname = NULL;
|
|
4694
|
|
4695 if (fname == NULL)
|
|
4696 return NULL;
|
|
4697
|
|
4698 buf = alloc((unsigned)MAXPATHL);
|
|
4699 if (buf != NULL)
|
|
4700 {
|
|
4701 if (vim_FullName(fname, buf, MAXPATHL, force) != FAIL)
|
|
4702 new_fname = vim_strsave(buf);
|
|
4703 else
|
|
4704 new_fname = vim_strsave(fname);
|
|
4705 vim_free(buf);
|
|
4706 }
|
|
4707 return new_fname;
|
|
4708 }
|
|
4709
|
|
4710 #if defined(FEAT_CINDENT) || defined(FEAT_SYN_HL)
|
|
4711
|
|
4712 static char_u *skip_string __ARGS((char_u *p));
|
|
4713
|
|
4714 /*
|
|
4715 * Find the start of a comment, not knowing if we are in a comment right now.
|
|
4716 * Search starts at w_cursor.lnum and goes backwards.
|
|
4717 */
|
|
4718 pos_T *
|
|
4719 find_start_comment(ind_maxcomment) /* XXX */
|
|
4720 int ind_maxcomment;
|
|
4721 {
|
|
4722 pos_T *pos;
|
|
4723 char_u *line;
|
|
4724 char_u *p;
|
829
|
4725 int cur_maxcomment = ind_maxcomment;
|
|
4726
|
|
4727 for (;;)
|
|
4728 {
|
|
4729 pos = findmatchlimit(NULL, '*', FM_BACKWARD, cur_maxcomment);
|
|
4730 if (pos == NULL)
|
|
4731 break;
|
|
4732
|
|
4733 /*
|
|
4734 * Check if the comment start we found is inside a string.
|
|
4735 * If it is then restrict the search to below this line and try again.
|
|
4736 */
|
|
4737 line = ml_get(pos->lnum);
|
|
4738 for (p = line; *p && (unsigned)(p - line) < pos->col; ++p)
|
|
4739 p = skip_string(p);
|
|
4740 if ((unsigned)(p - line) <= pos->col)
|
|
4741 break;
|
|
4742 cur_maxcomment = curwin->w_cursor.lnum - pos->lnum - 1;
|
|
4743 if (cur_maxcomment <= 0)
|
|
4744 {
|
|
4745 pos = NULL;
|
|
4746 break;
|
|
4747 }
|
|
4748 }
|
7
|
4749 return pos;
|
|
4750 }
|
|
4751
|
|
4752 /*
|
|
4753 * Skip to the end of a "string" and a 'c' character.
|
|
4754 * If there is no string or character, return argument unmodified.
|
|
4755 */
|
|
4756 static char_u *
|
|
4757 skip_string(p)
|
|
4758 char_u *p;
|
|
4759 {
|
|
4760 int i;
|
|
4761
|
|
4762 /*
|
|
4763 * We loop, because strings may be concatenated: "date""time".
|
|
4764 */
|
|
4765 for ( ; ; ++p)
|
|
4766 {
|
|
4767 if (p[0] == '\'') /* 'c' or '\n' or '\000' */
|
|
4768 {
|
|
4769 if (!p[1]) /* ' at end of line */
|
|
4770 break;
|
|
4771 i = 2;
|
|
4772 if (p[1] == '\\') /* '\n' or '\000' */
|
|
4773 {
|
|
4774 ++i;
|
|
4775 while (vim_isdigit(p[i - 1])) /* '\000' */
|
|
4776 ++i;
|
|
4777 }
|
|
4778 if (p[i] == '\'') /* check for trailing ' */
|
|
4779 {
|
|
4780 p += i;
|
|
4781 continue;
|
|
4782 }
|
|
4783 }
|
|
4784 else if (p[0] == '"') /* start of string */
|
|
4785 {
|
|
4786 for (++p; p[0]; ++p)
|
|
4787 {
|
|
4788 if (p[0] == '\\' && p[1] != NUL)
|
|
4789 ++p;
|
|
4790 else if (p[0] == '"') /* end of string */
|
|
4791 break;
|
|
4792 }
|
|
4793 if (p[0] == '"')
|
|
4794 continue;
|
|
4795 }
|
|
4796 break; /* no string found */
|
|
4797 }
|
|
4798 if (!*p)
|
|
4799 --p; /* backup from NUL */
|
|
4800 return p;
|
|
4801 }
|
|
4802 #endif /* FEAT_CINDENT || FEAT_SYN_HL */
|
|
4803
|
|
4804 #if defined(FEAT_CINDENT) || defined(PROTO)
|
|
4805
|
|
4806 /*
|
|
4807 * Do C or expression indenting on the current line.
|
|
4808 */
|
|
4809 void
|
|
4810 do_c_expr_indent()
|
|
4811 {
|
|
4812 # ifdef FEAT_EVAL
|
|
4813 if (*curbuf->b_p_inde != NUL)
|
|
4814 fixthisline(get_expr_indent);
|
|
4815 else
|
|
4816 # endif
|
|
4817 fixthisline(get_c_indent);
|
|
4818 }
|
|
4819
|
|
4820 /*
|
|
4821 * Functions for C-indenting.
|
|
4822 * Most of this originally comes from Eric Fischer.
|
|
4823 */
|
|
4824 /*
|
|
4825 * Below "XXX" means that this function may unlock the current line.
|
|
4826 */
|
|
4827
|
|
4828 static char_u *cin_skipcomment __ARGS((char_u *));
|
|
4829 static int cin_nocode __ARGS((char_u *));
|
|
4830 static pos_T *find_line_comment __ARGS((void));
|
|
4831 static int cin_islabel_skip __ARGS((char_u **));
|
|
4832 static int cin_isdefault __ARGS((char_u *));
|
|
4833 static char_u *after_label __ARGS((char_u *l));
|
|
4834 static int get_indent_nolabel __ARGS((linenr_T lnum));
|
|
4835 static int skip_label __ARGS((linenr_T, char_u **pp, int ind_maxcomment));
|
|
4836 static int cin_first_id_amount __ARGS((void));
|
|
4837 static int cin_get_equal_amount __ARGS((linenr_T lnum));
|
|
4838 static int cin_ispreproc __ARGS((char_u *));
|
|
4839 static int cin_ispreproc_cont __ARGS((char_u **pp, linenr_T *lnump));
|
|
4840 static int cin_iscomment __ARGS((char_u *));
|
|
4841 static int cin_islinecomment __ARGS((char_u *));
|
|
4842 static int cin_isterminated __ARGS((char_u *, int, int));
|
|
4843 static int cin_isinit __ARGS((void));
|
|
4844 static int cin_isfuncdecl __ARGS((char_u **, linenr_T));
|
|
4845 static int cin_isif __ARGS((char_u *));
|
|
4846 static int cin_iselse __ARGS((char_u *));
|
|
4847 static int cin_isdo __ARGS((char_u *));
|
|
4848 static int cin_iswhileofdo __ARGS((char_u *, linenr_T, int));
|
829
|
4849 static int cin_iswhileofdo_end __ARGS((int terminated, int ind_maxparen, int ind_maxcomment));
|
7
|
4850 static int cin_isbreak __ARGS((char_u *));
|
1336
|
4851 static int cin_is_cpp_baseclass __ARGS((colnr_T *col));
|
828
|
4852 static int get_baseclass_amount __ARGS((int col, int ind_maxparen, int ind_maxcomment, int ind_cpp_baseclass));
|
7
|
4853 static int cin_ends_in __ARGS((char_u *, char_u *, char_u *));
|
|
4854 static int cin_skip2pos __ARGS((pos_T *trypos));
|
|
4855 static pos_T *find_start_brace __ARGS((int));
|
|
4856 static pos_T *find_match_paren __ARGS((int, int));
|
|
4857 static int corr_ind_maxparen __ARGS((int ind_maxparen, pos_T *startpos));
|
|
4858 static int find_last_paren __ARGS((char_u *l, int start, int end));
|
|
4859 static int find_match __ARGS((int lookfor, linenr_T ourscope, int ind_maxparen, int ind_maxcomment));
|
|
4860
|
1096
|
4861 static int ind_hash_comment = 0; /* # starts a comment */
|
|
4862
|
7
|
4863 /*
|
|
4864 * Skip over white space and C comments within the line.
|
1096
|
4865 * Also skip over Perl/shell comments if desired.
|
7
|
4866 */
|
|
4867 static char_u *
|
|
4868 cin_skipcomment(s)
|
|
4869 char_u *s;
|
|
4870 {
|
|
4871 while (*s)
|
|
4872 {
|
1096
|
4873 char_u *prev_s = s;
|
|
4874
|
7
|
4875 s = skipwhite(s);
|
1096
|
4876
|
|
4877 /* Perl/shell # comment comment continues until eol. Require a space
|
|
4878 * before # to avoid recognizing $#array. */
|
|
4879 if (ind_hash_comment != 0 && s != prev_s && *s == '#')
|
|
4880 {
|
|
4881 s += STRLEN(s);
|
|
4882 break;
|
|
4883 }
|
7
|
4884 if (*s != '/')
|
|
4885 break;
|
|
4886 ++s;
|
|
4887 if (*s == '/') /* slash-slash comment continues till eol */
|
|
4888 {
|
|
4889 s += STRLEN(s);
|
|
4890 break;
|
|
4891 }
|
|
4892 if (*s != '*')
|
|
4893 break;
|
|
4894 for (++s; *s; ++s) /* skip slash-star comment */
|
|
4895 if (s[0] == '*' && s[1] == '/')
|
|
4896 {
|
|
4897 s += 2;
|
|
4898 break;
|
|
4899 }
|
|
4900 }
|
|
4901 return s;
|
|
4902 }
|
|
4903
|
|
4904 /*
|
|
4905 * Return TRUE if there there is no code at *s. White space and comments are
|
|
4906 * not considered code.
|
|
4907 */
|
|
4908 static int
|
|
4909 cin_nocode(s)
|
|
4910 char_u *s;
|
|
4911 {
|
|
4912 return *cin_skipcomment(s) == NUL;
|
|
4913 }
|
|
4914
|
|
4915 /*
|
|
4916 * Check previous lines for a "//" line comment, skipping over blank lines.
|
|
4917 */
|
|
4918 static pos_T *
|
|
4919 find_line_comment() /* XXX */
|
|
4920 {
|
|
4921 static pos_T pos;
|
|
4922 char_u *line;
|
|
4923 char_u *p;
|
|
4924
|
|
4925 pos = curwin->w_cursor;
|
|
4926 while (--pos.lnum > 0)
|
|
4927 {
|
|
4928 line = ml_get(pos.lnum);
|
|
4929 p = skipwhite(line);
|
|
4930 if (cin_islinecomment(p))
|
|
4931 {
|
|
4932 pos.col = (int)(p - line);
|
|
4933 return &pos;
|
|
4934 }
|
|
4935 if (*p != NUL)
|
|
4936 break;
|
|
4937 }
|
|
4938 return NULL;
|
|
4939 }
|
|
4940
|
|
4941 /*
|
|
4942 * Check if string matches "label:"; move to character after ':' if true.
|
|
4943 */
|
|
4944 static int
|
|
4945 cin_islabel_skip(s)
|
|
4946 char_u **s;
|
|
4947 {
|
|
4948 if (!vim_isIDc(**s)) /* need at least one ID character */
|
|
4949 return FALSE;
|
|
4950
|
|
4951 while (vim_isIDc(**s))
|
|
4952 (*s)++;
|
|
4953
|
|
4954 *s = cin_skipcomment(*s);
|
|
4955
|
|
4956 /* "::" is not a label, it's C++ */
|
|
4957 return (**s == ':' && *++*s != ':');
|
|
4958 }
|
|
4959
|
|
4960 /*
|
|
4961 * Recognize a label: "label:".
|
|
4962 * Note: curwin->w_cursor must be where we are looking for the label.
|
|
4963 */
|
|
4964 int
|
|
4965 cin_islabel(ind_maxcomment) /* XXX */
|
|
4966 int ind_maxcomment;
|
|
4967 {
|
|
4968 char_u *s;
|
|
4969
|
|
4970 s = cin_skipcomment(ml_get_curline());
|
|
4971
|
|
4972 /*
|
|
4973 * Exclude "default" from labels, since it should be indented
|
|
4974 * like a switch label. Same for C++ scope declarations.
|
|
4975 */
|
|
4976 if (cin_isdefault(s))
|
|
4977 return FALSE;
|
|
4978 if (cin_isscopedecl(s))
|
|
4979 return FALSE;
|
|
4980
|
|
4981 if (cin_islabel_skip(&s))
|
|
4982 {
|
|
4983 /*
|
|
4984 * Only accept a label if the previous line is terminated or is a case
|
|
4985 * label.
|
|
4986 */
|
|
4987 pos_T cursor_save;
|
|
4988 pos_T *trypos;
|
|
4989 char_u *line;
|
|
4990
|
|
4991 cursor_save = curwin->w_cursor;
|
|
4992 while (curwin->w_cursor.lnum > 1)
|
|
4993 {
|
|
4994 --curwin->w_cursor.lnum;
|
|
4995
|
|
4996 /*
|
|
4997 * If we're in a comment now, skip to the start of the comment.
|
|
4998 */
|
|
4999 curwin->w_cursor.col = 0;
|
|
5000 if ((trypos = find_start_comment(ind_maxcomment)) != NULL) /* XXX */
|
|
5001 curwin->w_cursor = *trypos;
|
|
5002
|
|
5003 line = ml_get_curline();
|
|
5004 if (cin_ispreproc(line)) /* ignore #defines, #if, etc. */
|
|
5005 continue;
|
|
5006 if (*(line = cin_skipcomment(line)) == NUL)
|
|
5007 continue;
|
|
5008
|
|
5009 curwin->w_cursor = cursor_save;
|
|
5010 if (cin_isterminated(line, TRUE, FALSE)
|
|
5011 || cin_isscopedecl(line)
|
|
5012 || cin_iscase(line)
|
|
5013 || (cin_islabel_skip(&line) && cin_nocode(line)))
|
|
5014 return TRUE;
|
|
5015 return FALSE;
|
|
5016 }
|
|
5017 curwin->w_cursor = cursor_save;
|
|
5018 return TRUE; /* label at start of file??? */
|
|
5019 }
|
|
5020 return FALSE;
|
|
5021 }
|
|
5022
|
|
5023 /*
|
|
5024 * Recognize structure initialization and enumerations.
|
|
5025 * Q&D-Implementation:
|
|
5026 * check for "=" at end or "[typedef] enum" at beginning of line.
|
|
5027 */
|
|
5028 static int
|
|
5029 cin_isinit(void)
|
|
5030 {
|
|
5031 char_u *s;
|
|
5032
|
|
5033 s = cin_skipcomment(ml_get_curline());
|
|
5034
|
|
5035 if (STRNCMP(s, "typedef", 7) == 0 && !vim_isIDc(s[7]))
|
|
5036 s = cin_skipcomment(s + 7);
|
|
5037
|
|
5038 if (STRNCMP(s, "enum", 4) == 0 && !vim_isIDc(s[4]))
|
|
5039 return TRUE;
|
|
5040
|
|
5041 if (cin_ends_in(s, (char_u *)"=", (char_u *)"{"))
|
|
5042 return TRUE;
|
|
5043
|
|
5044 return FALSE;
|
|
5045 }
|
|
5046
|
|
5047 /*
|
|
5048 * Recognize a switch label: "case .*:" or "default:".
|
|
5049 */
|
|
5050 int
|
|
5051 cin_iscase(s)
|
|
5052 char_u *s;
|
|
5053 {
|
|
5054 s = cin_skipcomment(s);
|
|
5055 if (STRNCMP(s, "case", 4) == 0 && !vim_isIDc(s[4]))
|
|
5056 {
|
|
5057 for (s += 4; *s; ++s)
|
|
5058 {
|
|
5059 s = cin_skipcomment(s);
|
|
5060 if (*s == ':')
|
|
5061 {
|
|
5062 if (s[1] == ':') /* skip over "::" for C++ */
|
|
5063 ++s;
|
|
5064 else
|
|
5065 return TRUE;
|
|
5066 }
|
|
5067 if (*s == '\'' && s[1] && s[2] == '\'')
|
|
5068 s += 2; /* skip over '.' */
|
|
5069 else if (*s == '/' && (s[1] == '*' || s[1] == '/'))
|
|
5070 return FALSE; /* stop at comment */
|
|
5071 else if (*s == '"')
|
|
5072 return FALSE; /* stop at string */
|
|
5073 }
|
|
5074 return FALSE;
|
|
5075 }
|
|
5076
|
|
5077 if (cin_isdefault(s))
|
|
5078 return TRUE;
|
|
5079 return FALSE;
|
|
5080 }
|
|
5081
|
|
5082 /*
|
|
5083 * Recognize a "default" switch label.
|
|
5084 */
|
|
5085 static int
|
|
5086 cin_isdefault(s)
|
|
5087 char_u *s;
|
|
5088 {
|
|
5089 return (STRNCMP(s, "default", 7) == 0
|
|
5090 && *(s = cin_skipcomment(s + 7)) == ':'
|
|
5091 && s[1] != ':');
|
|
5092 }
|
|
5093
|
|
5094 /*
|
|
5095 * Recognize a "public/private/proctected" scope declaration label.
|
|
5096 */
|
|
5097 int
|
|
5098 cin_isscopedecl(s)
|
|
5099 char_u *s;
|
|
5100 {
|
|
5101 int i;
|
|
5102
|
|
5103 s = cin_skipcomment(s);
|
|
5104 if (STRNCMP(s, "public", 6) == 0)
|
|
5105 i = 6;
|
|
5106 else if (STRNCMP(s, "protected", 9) == 0)
|
|
5107 i = 9;
|
|
5108 else if (STRNCMP(s, "private", 7) == 0)
|
|
5109 i = 7;
|
|
5110 else
|
|
5111 return FALSE;
|
|
5112 return (*(s = cin_skipcomment(s + i)) == ':' && s[1] != ':');
|
|
5113 }
|
|
5114
|
|
5115 /*
|
|
5116 * Return a pointer to the first non-empty non-comment character after a ':'.
|
|
5117 * Return NULL if not found.
|
|
5118 * case 234: a = b;
|
|
5119 * ^
|
|
5120 */
|
|
5121 static char_u *
|
|
5122 after_label(l)
|
|
5123 char_u *l;
|
|
5124 {
|
|
5125 for ( ; *l; ++l)
|
|
5126 {
|
|
5127 if (*l == ':')
|
|
5128 {
|
|
5129 if (l[1] == ':') /* skip over "::" for C++ */
|
|
5130 ++l;
|
|
5131 else if (!cin_iscase(l + 1))
|
|
5132 break;
|
|
5133 }
|
|
5134 else if (*l == '\'' && l[1] && l[2] == '\'')
|
|
5135 l += 2; /* skip over 'x' */
|
|
5136 }
|
|
5137 if (*l == NUL)
|
|
5138 return NULL;
|
|
5139 l = cin_skipcomment(l + 1);
|
|
5140 if (*l == NUL)
|
|
5141 return NULL;
|
|
5142 return l;
|
|
5143 }
|
|
5144
|
|
5145 /*
|
|
5146 * Get indent of line "lnum", skipping a label.
|
|
5147 * Return 0 if there is nothing after the label.
|
|
5148 */
|
|
5149 static int
|
|
5150 get_indent_nolabel(lnum) /* XXX */
|
|
5151 linenr_T lnum;
|
|
5152 {
|
|
5153 char_u *l;
|
|
5154 pos_T fp;
|
|
5155 colnr_T col;
|
|
5156 char_u *p;
|
|
5157
|
|
5158 l = ml_get(lnum);
|
|
5159 p = after_label(l);
|
|
5160 if (p == NULL)
|
|
5161 return 0;
|
|
5162
|
|
5163 fp.col = (colnr_T)(p - l);
|
|
5164 fp.lnum = lnum;
|
|
5165 getvcol(curwin, &fp, &col, NULL, NULL);
|
|
5166 return (int)col;
|
|
5167 }
|
|
5168
|
|
5169 /*
|
|
5170 * Find indent for line "lnum", ignoring any case or jump label.
|
829
|
5171 * Also return a pointer to the text (after the label) in "pp".
|
7
|
5172 * label: if (asdf && asdfasdf)
|
|
5173 * ^
|
|
5174 */
|
|
5175 static int
|
|
5176 skip_label(lnum, pp, ind_maxcomment)
|
|
5177 linenr_T lnum;
|
|
5178 char_u **pp;
|
|
5179 int ind_maxcomment;
|
|
5180 {
|
|
5181 char_u *l;
|
|
5182 int amount;
|
|
5183 pos_T cursor_save;
|
|
5184
|
|
5185 cursor_save = curwin->w_cursor;
|
|
5186 curwin->w_cursor.lnum = lnum;
|
|
5187 l = ml_get_curline();
|
|
5188 /* XXX */
|
|
5189 if (cin_iscase(l) || cin_isscopedecl(l) || cin_islabel(ind_maxcomment))
|
|
5190 {
|
|
5191 amount = get_indent_nolabel(lnum);
|
|
5192 l = after_label(ml_get_curline());
|
|
5193 if (l == NULL) /* just in case */
|
|
5194 l = ml_get_curline();
|
|
5195 }
|
|
5196 else
|
|
5197 {
|
|
5198 amount = get_indent();
|
|
5199 l = ml_get_curline();
|
|
5200 }
|
|
5201 *pp = l;
|
|
5202
|
|
5203 curwin->w_cursor = cursor_save;
|
|
5204 return amount;
|
|
5205 }
|
|
5206
|
|
5207 /*
|
|
5208 * Return the indent of the first variable name after a type in a declaration.
|
|
5209 * int a, indent of "a"
|
|
5210 * static struct foo b, indent of "b"
|
|
5211 * enum bla c, indent of "c"
|
|
5212 * Returns zero when it doesn't look like a declaration.
|
|
5213 */
|
|
5214 static int
|
|
5215 cin_first_id_amount()
|
|
5216 {
|
|
5217 char_u *line, *p, *s;
|
|
5218 int len;
|
|
5219 pos_T fp;
|
|
5220 colnr_T col;
|
|
5221
|
|
5222 line = ml_get_curline();
|
|
5223 p = skipwhite(line);
|
835
|
5224 len = (int)(skiptowhite(p) - p);
|
7
|
5225 if (len == 6 && STRNCMP(p, "static", 6) == 0)
|
|
5226 {
|
|
5227 p = skipwhite(p + 6);
|
856
|
5228 len = (int)(skiptowhite(p) - p);
|
7
|
5229 }
|
|
5230 if (len == 6 && STRNCMP(p, "struct", 6) == 0)
|
|
5231 p = skipwhite(p + 6);
|
|
5232 else if (len == 4 && STRNCMP(p, "enum", 4) == 0)
|
|
5233 p = skipwhite(p + 4);
|
|
5234 else if ((len == 8 && STRNCMP(p, "unsigned", 8) == 0)
|
|
5235 || (len == 6 && STRNCMP(p, "signed", 6) == 0))
|
|
5236 {
|
|
5237 s = skipwhite(p + len);
|
|
5238 if ((STRNCMP(s, "int", 3) == 0 && vim_iswhite(s[3]))
|
|
5239 || (STRNCMP(s, "long", 4) == 0 && vim_iswhite(s[4]))
|
|
5240 || (STRNCMP(s, "short", 5) == 0 && vim_iswhite(s[5]))
|
|
5241 || (STRNCMP(s, "char", 4) == 0 && vim_iswhite(s[4])))
|
|
5242 p = s;
|
|
5243 }
|
|
5244 for (len = 0; vim_isIDc(p[len]); ++len)
|
|
5245 ;
|
|
5246 if (len == 0 || !vim_iswhite(p[len]) || cin_nocode(p))
|
|
5247 return 0;
|
|
5248
|
|
5249 p = skipwhite(p + len);
|
|
5250 fp.lnum = curwin->w_cursor.lnum;
|
|
5251 fp.col = (colnr_T)(p - line);
|
|
5252 getvcol(curwin, &fp, &col, NULL, NULL);
|
|
5253 return (int)col;
|
|
5254 }
|
|
5255
|
|
5256 /*
|
|
5257 * Return the indent of the first non-blank after an equal sign.
|
|
5258 * char *foo = "here";
|
|
5259 * Return zero if no (useful) equal sign found.
|
|
5260 * Return -1 if the line above "lnum" ends in a backslash.
|
|
5261 * foo = "asdf\
|
|
5262 * asdf\
|
|
5263 * here";
|
|
5264 */
|
|
5265 static int
|
|
5266 cin_get_equal_amount(lnum)
|
|
5267 linenr_T lnum;
|
|
5268 {
|
|
5269 char_u *line;
|
|
5270 char_u *s;
|
|
5271 colnr_T col;
|
|
5272 pos_T fp;
|
|
5273
|
|
5274 if (lnum > 1)
|
|
5275 {
|
|
5276 line = ml_get(lnum - 1);
|
|
5277 if (*line != NUL && line[STRLEN(line) - 1] == '\\')
|
|
5278 return -1;
|
|
5279 }
|
|
5280
|
|
5281 line = s = ml_get(lnum);
|
|
5282 while (*s != NUL && vim_strchr((char_u *)"=;{}\"'", *s) == NULL)
|
|
5283 {
|
|
5284 if (cin_iscomment(s)) /* ignore comments */
|
|
5285 s = cin_skipcomment(s);
|
|
5286 else
|
|
5287 ++s;
|
|
5288 }
|
|
5289 if (*s != '=')
|
|
5290 return 0;
|
|
5291
|
|
5292 s = skipwhite(s + 1);
|
|
5293 if (cin_nocode(s))
|
|
5294 return 0;
|
|
5295
|
|
5296 if (*s == '"') /* nice alignment for continued strings */
|
|
5297 ++s;
|
|
5298
|
|
5299 fp.lnum = lnum;
|
|
5300 fp.col = (colnr_T)(s - line);
|
|
5301 getvcol(curwin, &fp, &col, NULL, NULL);
|
|
5302 return (int)col;
|
|
5303 }
|
|
5304
|
|
5305 /*
|
|
5306 * Recognize a preprocessor statement: Any line that starts with '#'.
|
|
5307 */
|
|
5308 static int
|
|
5309 cin_ispreproc(s)
|
|
5310 char_u *s;
|
|
5311 {
|
|
5312 s = skipwhite(s);
|
|
5313 if (*s == '#')
|
|
5314 return TRUE;
|
|
5315 return FALSE;
|
|
5316 }
|
|
5317
|
|
5318 /*
|
|
5319 * Return TRUE if line "*pp" at "*lnump" is a preprocessor statement or a
|
|
5320 * continuation line of a preprocessor statement. Decrease "*lnump" to the
|
|
5321 * start and return the line in "*pp".
|
|
5322 */
|
|
5323 static int
|
|
5324 cin_ispreproc_cont(pp, lnump)
|
|
5325 char_u **pp;
|
|
5326 linenr_T *lnump;
|
|
5327 {
|
|
5328 char_u *line = *pp;
|
|
5329 linenr_T lnum = *lnump;
|
|
5330 int retval = FALSE;
|
|
5331
|
408
|
5332 for (;;)
|
7
|
5333 {
|
|
5334 if (cin_ispreproc(line))
|
|
5335 {
|
|
5336 retval = TRUE;
|
|
5337 *lnump = lnum;
|
|
5338 break;
|
|
5339 }
|
|
5340 if (lnum == 1)
|
|
5341 break;
|
|
5342 line = ml_get(--lnum);
|
|
5343 if (*line == NUL || line[STRLEN(line) - 1] != '\\')
|
|
5344 break;
|
|
5345 }
|
|
5346
|
|
5347 if (lnum != *lnump)
|
|
5348 *pp = ml_get(*lnump);
|
|
5349 return retval;
|
|
5350 }
|
|
5351
|
|
5352 /*
|
|
5353 * Recognize the start of a C or C++ comment.
|
|
5354 */
|
|
5355 static int
|
|
5356 cin_iscomment(p)
|
|
5357 char_u *p;
|
|
5358 {
|
|
5359 return (p[0] == '/' && (p[1] == '*' || p[1] == '/'));
|
|
5360 }
|
|
5361
|
|
5362 /*
|
|
5363 * Recognize the start of a "//" comment.
|
|
5364 */
|
|
5365 static int
|
|
5366 cin_islinecomment(p)
|
|
5367 char_u *p;
|
|
5368 {
|
|
5369 return (p[0] == '/' && p[1] == '/');
|
|
5370 }
|
|
5371
|
|
5372 /*
|
|
5373 * Recognize a line that starts with '{' or '}', or ends with ';', '{' or '}'.
|
|
5374 * Don't consider "} else" a terminated line.
|
|
5375 * Return the character terminating the line (ending char's have precedence if
|
|
5376 * both apply in order to determine initializations).
|
|
5377 */
|
|
5378 static int
|
|
5379 cin_isterminated(s, incl_open, incl_comma)
|
|
5380 char_u *s;
|
|
5381 int incl_open; /* include '{' at the end as terminator */
|
|
5382 int incl_comma; /* recognize a trailing comma */
|
|
5383 {
|
|
5384 char_u found_start = 0;
|
|
5385
|
|
5386 s = cin_skipcomment(s);
|
|
5387
|
|
5388 if (*s == '{' || (*s == '}' && !cin_iselse(s)))
|
|
5389 found_start = *s;
|
|
5390
|
|
5391 while (*s)
|
|
5392 {
|
|
5393 /* skip over comments, "" strings and 'c'haracters */
|
|
5394 s = skip_string(cin_skipcomment(s));
|
|
5395 if ((*s == ';' || (incl_open && *s == '{') || *s == '}'
|
|
5396 || (incl_comma && *s == ','))
|
|
5397 && cin_nocode(s + 1))
|
|
5398 return *s;
|
|
5399
|
|
5400 if (*s)
|
|
5401 s++;
|
|
5402 }
|
|
5403 return found_start;
|
|
5404 }
|
|
5405
|
|
5406 /*
|
|
5407 * Recognize the basic picture of a function declaration -- it needs to
|
|
5408 * have an open paren somewhere and a close paren at the end of the line and
|
|
5409 * no semicolons anywhere.
|
|
5410 * When a line ends in a comma we continue looking in the next line.
|
|
5411 * "sp" points to a string with the line. When looking at other lines it must
|
|
5412 * be restored to the line. When it's NULL fetch lines here.
|
|
5413 * "lnum" is where we start looking.
|
|
5414 */
|
|
5415 static int
|
|
5416 cin_isfuncdecl(sp, first_lnum)
|
|
5417 char_u **sp;
|
|
5418 linenr_T first_lnum;
|
|
5419 {
|
|
5420 char_u *s;
|
|
5421 linenr_T lnum = first_lnum;
|
|
5422 int retval = FALSE;
|
|
5423
|
|
5424 if (sp == NULL)
|
|
5425 s = ml_get(lnum);
|
|
5426 else
|
|
5427 s = *sp;
|
|
5428
|
|
5429 while (*s && *s != '(' && *s != ';' && *s != '\'' && *s != '"')
|
|
5430 {
|
|
5431 if (cin_iscomment(s)) /* ignore comments */
|
|
5432 s = cin_skipcomment(s);
|
|
5433 else
|
|
5434 ++s;
|
|
5435 }
|
|
5436 if (*s != '(')
|
|
5437 return FALSE; /* ';', ' or " before any () or no '(' */
|
|
5438
|
|
5439 while (*s && *s != ';' && *s != '\'' && *s != '"')
|
|
5440 {
|
|
5441 if (*s == ')' && cin_nocode(s + 1))
|
|
5442 {
|
|
5443 /* ')' at the end: may have found a match
|
|
5444 * Check for he previous line not to end in a backslash:
|
|
5445 * #if defined(x) && \
|
|
5446 * defined(y)
|
|
5447 */
|
|
5448 lnum = first_lnum - 1;
|
|
5449 s = ml_get(lnum);
|
|
5450 if (*s == NUL || s[STRLEN(s) - 1] != '\\')
|
|
5451 retval = TRUE;
|
|
5452 goto done;
|
|
5453 }
|
|
5454 if (*s == ',' && cin_nocode(s + 1))
|
|
5455 {
|
|
5456 /* ',' at the end: continue looking in the next line */
|
|
5457 if (lnum >= curbuf->b_ml.ml_line_count)
|
|
5458 break;
|
|
5459
|
|
5460 s = ml_get(++lnum);
|
|
5461 }
|
|
5462 else if (cin_iscomment(s)) /* ignore comments */
|
|
5463 s = cin_skipcomment(s);
|
|
5464 else
|
|
5465 ++s;
|
|
5466 }
|
|
5467
|
|
5468 done:
|
|
5469 if (lnum != first_lnum && sp != NULL)
|
|
5470 *sp = ml_get(first_lnum);
|
|
5471
|
|
5472 return retval;
|
|
5473 }
|
|
5474
|
|
5475 static int
|
|
5476 cin_isif(p)
|
|
5477 char_u *p;
|
|
5478 {
|
|
5479 return (STRNCMP(p, "if", 2) == 0 && !vim_isIDc(p[2]));
|
|
5480 }
|
|
5481
|
|
5482 static int
|
|
5483 cin_iselse(p)
|
|
5484 char_u *p;
|
|
5485 {
|
|
5486 if (*p == '}') /* accept "} else" */
|
|
5487 p = cin_skipcomment(p + 1);
|
|
5488 return (STRNCMP(p, "else", 4) == 0 && !vim_isIDc(p[4]));
|
|
5489 }
|
|
5490
|
|
5491 static int
|
|
5492 cin_isdo(p)
|
|
5493 char_u *p;
|
|
5494 {
|
|
5495 return (STRNCMP(p, "do", 2) == 0 && !vim_isIDc(p[2]));
|
|
5496 }
|
|
5497
|
|
5498 /*
|
|
5499 * Check if this is a "while" that should have a matching "do".
|
|
5500 * We only accept a "while (condition) ;", with only white space between the
|
|
5501 * ')' and ';'. The condition may be spread over several lines.
|
|
5502 */
|
|
5503 static int
|
|
5504 cin_iswhileofdo(p, lnum, ind_maxparen) /* XXX */
|
|
5505 char_u *p;
|
|
5506 linenr_T lnum;
|
|
5507 int ind_maxparen;
|
|
5508 {
|
|
5509 pos_T cursor_save;
|
|
5510 pos_T *trypos;
|
|
5511 int retval = FALSE;
|
|
5512
|
|
5513 p = cin_skipcomment(p);
|
|
5514 if (*p == '}') /* accept "} while (cond);" */
|
|
5515 p = cin_skipcomment(p + 1);
|
|
5516 if (STRNCMP(p, "while", 5) == 0 && !vim_isIDc(p[5]))
|
|
5517 {
|
|
5518 cursor_save = curwin->w_cursor;
|
|
5519 curwin->w_cursor.lnum = lnum;
|
|
5520 curwin->w_cursor.col = 0;
|
|
5521 p = ml_get_curline();
|
|
5522 while (*p && *p != 'w') /* skip any '}', until the 'w' of the "while" */
|
|
5523 {
|
|
5524 ++p;
|
|
5525 ++curwin->w_cursor.col;
|
|
5526 }
|
|
5527 if ((trypos = findmatchlimit(NULL, 0, 0, ind_maxparen)) != NULL
|
|
5528 && *cin_skipcomment(ml_get_pos(trypos) + 1) == ';')
|
|
5529 retval = TRUE;
|
|
5530 curwin->w_cursor = cursor_save;
|
|
5531 }
|
|
5532 return retval;
|
|
5533 }
|
|
5534
|
829
|
5535 /*
|
|
5536 * Return TRUE if we are at the end of a do-while.
|
|
5537 * do
|
|
5538 * nothing;
|
|
5539 * while (foo
|
856
|
5540 * && bar); <-- here
|
829
|
5541 * Adjust the cursor to the line with "while".
|
|
5542 */
|
|
5543 static int
|
|
5544 cin_iswhileofdo_end(terminated, ind_maxparen, ind_maxcomment)
|
|
5545 int terminated;
|
|
5546 int ind_maxparen;
|
|
5547 int ind_maxcomment;
|
|
5548 {
|
|
5549 char_u *line;
|
|
5550 char_u *p;
|
|
5551 char_u *s;
|
|
5552 pos_T *trypos;
|
|
5553 int i;
|
|
5554
|
|
5555 if (terminated != ';') /* there must be a ';' at the end */
|
|
5556 return FALSE;
|
|
5557
|
|
5558 p = line = ml_get_curline();
|
|
5559 while (*p != NUL)
|
|
5560 {
|
|
5561 p = cin_skipcomment(p);
|
|
5562 if (*p == ')')
|
|
5563 {
|
|
5564 s = skipwhite(p + 1);
|
|
5565 if (*s == ';' && cin_nocode(s + 1))
|
|
5566 {
|
|
5567 /* Found ");" at end of the line, now check there is "while"
|
|
5568 * before the matching '('. XXX */
|
835
|
5569 i = (int)(p - line);
|
829
|
5570 curwin->w_cursor.col = i;
|
|
5571 trypos = find_match_paren(ind_maxparen, ind_maxcomment);
|
|
5572 if (trypos != NULL)
|
|
5573 {
|
|
5574 s = cin_skipcomment(ml_get(trypos->lnum));
|
|
5575 if (*s == '}') /* accept "} while (cond);" */
|
|
5576 s = cin_skipcomment(s + 1);
|
|
5577 if (STRNCMP(s, "while", 5) == 0 && !vim_isIDc(s[5]))
|
|
5578 {
|
|
5579 curwin->w_cursor.lnum = trypos->lnum;
|
|
5580 return TRUE;
|
|
5581 }
|
|
5582 }
|
|
5583
|
|
5584 /* Searching may have made "line" invalid, get it again. */
|
|
5585 line = ml_get_curline();
|
|
5586 p = line + i;
|
|
5587 }
|
|
5588 }
|
|
5589 if (*p != NUL)
|
|
5590 ++p;
|
|
5591 }
|
|
5592 return FALSE;
|
|
5593 }
|
|
5594
|
7
|
5595 static int
|
|
5596 cin_isbreak(p)
|
|
5597 char_u *p;
|
|
5598 {
|
|
5599 return (STRNCMP(p, "break", 5) == 0 && !vim_isIDc(p[5]));
|
|
5600 }
|
|
5601
|
828
|
5602 /*
|
|
5603 * Find the position of a C++ base-class declaration or
|
7
|
5604 * constructor-initialization. eg:
|
|
5605 *
|
|
5606 * class MyClass :
|
|
5607 * baseClass <-- here
|
|
5608 * class MyClass : public baseClass,
|
|
5609 * anotherBaseClass <-- here (should probably lineup ??)
|
|
5610 * MyClass::MyClass(...) :
|
|
5611 * baseClass(...) <-- here (constructor-initialization)
|
827
|
5612 *
|
|
5613 * This is a lot of guessing. Watch out for "cond ? func() : foo".
|
7
|
5614 */
|
|
5615 static int
|
1336
|
5616 cin_is_cpp_baseclass(col)
|
828
|
5617 colnr_T *col; /* return: column to align with */
|
7
|
5618 {
|
|
5619 char_u *s;
|
|
5620 int class_or_struct, lookfor_ctor_init, cpp_base_class;
|
828
|
5621 linenr_T lnum = curwin->w_cursor.lnum;
|
1336
|
5622 char_u *line = ml_get_curline();
|
7
|
5623
|
|
5624 *col = 0;
|
|
5625
|
17
|
5626 s = skipwhite(line);
|
|
5627 if (*s == '#') /* skip #define FOO x ? (x) : x */
|
|
5628 return FALSE;
|
|
5629 s = cin_skipcomment(s);
|
7
|
5630 if (*s == NUL)
|
|
5631 return FALSE;
|
|
5632
|
|
5633 cpp_base_class = lookfor_ctor_init = class_or_struct = FALSE;
|
|
5634
|
828
|
5635 /* Search for a line starting with '#', empty, ending in ';' or containing
|
|
5636 * '{' or '}' and start below it. This handles the following situations:
|
|
5637 * a = cond ?
|
|
5638 * func() :
|
856
|
5639 * asdf;
|
828
|
5640 * func::foo()
|
|
5641 * : something
|
|
5642 * {}
|
|
5643 * Foo::Foo (int one, int two)
|
|
5644 * : something(4),
|
|
5645 * somethingelse(3)
|
|
5646 * {}
|
|
5647 */
|
|
5648 while (lnum > 1)
|
|
5649 {
|
1336
|
5650 line = ml_get(lnum - 1);
|
|
5651 s = skipwhite(line);
|
828
|
5652 if (*s == '#' || *s == NUL)
|
|
5653 break;
|
|
5654 while (*s != NUL)
|
|
5655 {
|
|
5656 s = cin_skipcomment(s);
|
|
5657 if (*s == '{' || *s == '}'
|
|
5658 || (*s == ';' && cin_nocode(s + 1)))
|
|
5659 break;
|
|
5660 if (*s != NUL)
|
|
5661 ++s;
|
|
5662 }
|
|
5663 if (*s != NUL)
|
|
5664 break;
|
|
5665 --lnum;
|
|
5666 }
|
|
5667
|
1336
|
5668 line = ml_get(lnum);
|
|
5669 s = cin_skipcomment(line);
|
828
|
5670 for (;;)
|
|
5671 {
|
|
5672 if (*s == NUL)
|
|
5673 {
|
|
5674 if (lnum == curwin->w_cursor.lnum)
|
|
5675 break;
|
|
5676 /* Continue in the cursor line. */
|
1336
|
5677 line = ml_get(++lnum);
|
|
5678 s = cin_skipcomment(line);
|
|
5679 if (*s == NUL)
|
|
5680 continue;
|
828
|
5681 }
|
|
5682
|
7
|
5683 if (s[0] == ':')
|
|
5684 {
|
|
5685 if (s[1] == ':')
|
|
5686 {
|
|
5687 /* skip double colon. It can't be a constructor
|
|
5688 * initialization any more */
|
|
5689 lookfor_ctor_init = FALSE;
|
|
5690 s = cin_skipcomment(s + 2);
|
|
5691 }
|
|
5692 else if (lookfor_ctor_init || class_or_struct)
|
|
5693 {
|
|
5694 /* we have something found, that looks like the start of
|
1532
|
5695 * cpp-base-class-declaration or constructor-initialization */
|
7
|
5696 cpp_base_class = TRUE;
|
|
5697 lookfor_ctor_init = class_or_struct = FALSE;
|
|
5698 *col = 0;
|
|
5699 s = cin_skipcomment(s + 1);
|
|
5700 }
|
|
5701 else
|
|
5702 s = cin_skipcomment(s + 1);
|
|
5703 }
|
|
5704 else if ((STRNCMP(s, "class", 5) == 0 && !vim_isIDc(s[5]))
|
|
5705 || (STRNCMP(s, "struct", 6) == 0 && !vim_isIDc(s[6])))
|
|
5706 {
|
|
5707 class_or_struct = TRUE;
|
|
5708 lookfor_ctor_init = FALSE;
|
|
5709
|
|
5710 if (*s == 'c')
|
|
5711 s = cin_skipcomment(s + 5);
|
|
5712 else
|
|
5713 s = cin_skipcomment(s + 6);
|
|
5714 }
|
|
5715 else
|
|
5716 {
|
|
5717 if (s[0] == '{' || s[0] == '}' || s[0] == ';')
|
|
5718 {
|
|
5719 cpp_base_class = lookfor_ctor_init = class_or_struct = FALSE;
|
|
5720 }
|
|
5721 else if (s[0] == ')')
|
|
5722 {
|
|
5723 /* Constructor-initialization is assumed if we come across
|
|
5724 * something like "):" */
|
|
5725 class_or_struct = FALSE;
|
|
5726 lookfor_ctor_init = TRUE;
|
|
5727 }
|
827
|
5728 else if (s[0] == '?')
|
|
5729 {
|
|
5730 /* Avoid seeing '() :' after '?' as constructor init. */
|
|
5731 return FALSE;
|
|
5732 }
|
7
|
5733 else if (!vim_isIDc(s[0]))
|
|
5734 {
|
|
5735 /* if it is not an identifier, we are wrong */
|
|
5736 class_or_struct = FALSE;
|
|
5737 lookfor_ctor_init = FALSE;
|
|
5738 }
|
|
5739 else if (*col == 0)
|
|
5740 {
|
|
5741 /* it can't be a constructor-initialization any more */
|
|
5742 lookfor_ctor_init = FALSE;
|
|
5743
|
|
5744 /* the first statement starts here: lineup with this one... */
|
828
|
5745 if (cpp_base_class)
|
7
|
5746 *col = (colnr_T)(s - line);
|
|
5747 }
|
|
5748
|
828
|
5749 /* When the line ends in a comma don't align with it. */
|
|
5750 if (lnum == curwin->w_cursor.lnum && *s == ',' && cin_nocode(s + 1))
|
|
5751 *col = 0;
|
|
5752
|
7
|
5753 s = cin_skipcomment(s + 1);
|
|
5754 }
|
|
5755 }
|
|
5756
|
|
5757 return cpp_base_class;
|
|
5758 }
|
|
5759
|
828
|
5760 static int
|
|
5761 get_baseclass_amount(col, ind_maxparen, ind_maxcomment, ind_cpp_baseclass)
|
|
5762 int col;
|
|
5763 int ind_maxparen;
|
|
5764 int ind_maxcomment;
|
|
5765 int ind_cpp_baseclass;
|
|
5766 {
|
|
5767 int amount;
|
|
5768 colnr_T vcol;
|
|
5769 pos_T *trypos;
|
|
5770
|
|
5771 if (col == 0)
|
|
5772 {
|
|
5773 amount = get_indent();
|
|
5774 if (find_last_paren(ml_get_curline(), '(', ')')
|
|
5775 && (trypos = find_match_paren(ind_maxparen,
|
|
5776 ind_maxcomment)) != NULL)
|
|
5777 amount = get_indent_lnum(trypos->lnum); /* XXX */
|
|
5778 if (!cin_ends_in(ml_get_curline(), (char_u *)",", NULL))
|
|
5779 amount += ind_cpp_baseclass;
|
|
5780 }
|
|
5781 else
|
|
5782 {
|
|
5783 curwin->w_cursor.col = col;
|
|
5784 getvcol(curwin, &curwin->w_cursor, &vcol, NULL, NULL);
|
|
5785 amount = (int)vcol;
|
|
5786 }
|
|
5787 if (amount < ind_cpp_baseclass)
|
|
5788 amount = ind_cpp_baseclass;
|
|
5789 return amount;
|
|
5790 }
|
|
5791
|
7
|
5792 /*
|
|
5793 * Return TRUE if string "s" ends with the string "find", possibly followed by
|
|
5794 * white space and comments. Skip strings and comments.
|
|
5795 * Ignore "ignore" after "find" if it's not NULL.
|
|
5796 */
|
|
5797 static int
|
|
5798 cin_ends_in(s, find, ignore)
|
|
5799 char_u *s;
|
|
5800 char_u *find;
|
|
5801 char_u *ignore;
|
|
5802 {
|
|
5803 char_u *p = s;
|
|
5804 char_u *r;
|
|
5805 int len = (int)STRLEN(find);
|
|
5806
|
|
5807 while (*p != NUL)
|
|
5808 {
|
|
5809 p = cin_skipcomment(p);
|
|
5810 if (STRNCMP(p, find, len) == 0)
|
|
5811 {
|
|
5812 r = skipwhite(p + len);
|
|
5813 if (ignore != NULL && STRNCMP(r, ignore, STRLEN(ignore)) == 0)
|
|
5814 r = skipwhite(r + STRLEN(ignore));
|
|
5815 if (cin_nocode(r))
|
|
5816 return TRUE;
|
|
5817 }
|
|
5818 if (*p != NUL)
|
|
5819 ++p;
|
|
5820 }
|
|
5821 return FALSE;
|
|
5822 }
|
|
5823
|
|
5824 /*
|
|
5825 * Skip strings, chars and comments until at or past "trypos".
|
|
5826 * Return the column found.
|
|
5827 */
|
|
5828 static int
|
|
5829 cin_skip2pos(trypos)
|
|
5830 pos_T *trypos;
|
|
5831 {
|
|
5832 char_u *line;
|
|
5833 char_u *p;
|
|
5834
|
|
5835 p = line = ml_get(trypos->lnum);
|
|
5836 while (*p && (colnr_T)(p - line) < trypos->col)
|
|
5837 {
|
|
5838 if (cin_iscomment(p))
|
|
5839 p = cin_skipcomment(p);
|
|
5840 else
|
|
5841 {
|
|
5842 p = skip_string(p);
|
|
5843 ++p;
|
|
5844 }
|
|
5845 }
|
|
5846 return (int)(p - line);
|
|
5847 }
|
|
5848
|
|
5849 /*
|
|
5850 * Find the '{' at the start of the block we are in.
|
|
5851 * Return NULL if no match found.
|
|
5852 * Ignore a '{' that is in a comment, makes indenting the next three lines
|
|
5853 * work. */
|
|
5854 /* foo() */
|
|
5855 /* { */
|
|
5856 /* } */
|
|
5857
|
|
5858 static pos_T *
|
|
5859 find_start_brace(ind_maxcomment) /* XXX */
|
|
5860 int ind_maxcomment;
|
|
5861 {
|
|
5862 pos_T cursor_save;
|
|
5863 pos_T *trypos;
|
|
5864 pos_T *pos;
|
|
5865 static pos_T pos_copy;
|
|
5866
|
|
5867 cursor_save = curwin->w_cursor;
|
|
5868 while ((trypos = findmatchlimit(NULL, '{', FM_BLOCKSTOP, 0)) != NULL)
|
|
5869 {
|
|
5870 pos_copy = *trypos; /* copy pos_T, next findmatch will change it */
|
|
5871 trypos = &pos_copy;
|
|
5872 curwin->w_cursor = *trypos;
|
|
5873 pos = NULL;
|
829
|
5874 /* ignore the { if it's in a // or / * * / comment */
|
7
|
5875 if ((colnr_T)cin_skip2pos(trypos) == trypos->col
|
|
5876 && (pos = find_start_comment(ind_maxcomment)) == NULL) /* XXX */
|
|
5877 break;
|
|
5878 if (pos != NULL)
|
|
5879 curwin->w_cursor.lnum = pos->lnum;
|
|
5880 }
|
|
5881 curwin->w_cursor = cursor_save;
|
|
5882 return trypos;
|
|
5883 }
|
|
5884
|
|
5885 /*
|
|
5886 * Find the matching '(', failing if it is in a comment.
|
|
5887 * Return NULL of no match found.
|
|
5888 */
|
|
5889 static pos_T *
|
|
5890 find_match_paren(ind_maxparen, ind_maxcomment) /* XXX */
|
|
5891 int ind_maxparen;
|
|
5892 int ind_maxcomment;
|
|
5893 {
|
|
5894 pos_T cursor_save;
|
|
5895 pos_T *trypos;
|
829
|
5896 static pos_T pos_copy;
|
7
|
5897
|
|
5898 cursor_save = curwin->w_cursor;
|
|
5899 if ((trypos = findmatchlimit(NULL, '(', 0, ind_maxparen)) != NULL)
|
|
5900 {
|
|
5901 /* check if the ( is in a // comment */
|
|
5902 if ((colnr_T)cin_skip2pos(trypos) > trypos->col)
|
|
5903 trypos = NULL;
|
|
5904 else
|
|
5905 {
|
|
5906 pos_copy = *trypos; /* copy trypos, findmatch will change it */
|
|
5907 trypos = &pos_copy;
|
|
5908 curwin->w_cursor = *trypos;
|
|
5909 if (find_start_comment(ind_maxcomment) != NULL) /* XXX */
|
|
5910 trypos = NULL;
|
|
5911 }
|
|
5912 }
|
|
5913 curwin->w_cursor = cursor_save;
|
|
5914 return trypos;
|
|
5915 }
|
|
5916
|
|
5917 /*
|
|
5918 * Return ind_maxparen corrected for the difference in line number between the
|
|
5919 * cursor position and "startpos". This makes sure that searching for a
|
|
5920 * matching paren above the cursor line doesn't find a match because of
|
|
5921 * looking a few lines further.
|
|
5922 */
|
|
5923 static int
|
|
5924 corr_ind_maxparen(ind_maxparen, startpos)
|
|
5925 int ind_maxparen;
|
|
5926 pos_T *startpos;
|
|
5927 {
|
|
5928 long n = (long)startpos->lnum - (long)curwin->w_cursor.lnum;
|
|
5929
|
|
5930 if (n > 0 && n < ind_maxparen / 2)
|
|
5931 return ind_maxparen - (int)n;
|
|
5932 return ind_maxparen;
|
|
5933 }
|
|
5934
|
|
5935 /*
|
|
5936 * Set w_cursor.col to the column number of the last unmatched ')' or '{' in
|
|
5937 * line "l".
|
|
5938 */
|
|
5939 static int
|
|
5940 find_last_paren(l, start, end)
|
|
5941 char_u *l;
|
|
5942 int start, end;
|
|
5943 {
|
|
5944 int i;
|
|
5945 int retval = FALSE;
|
|
5946 int open_count = 0;
|
|
5947
|
|
5948 curwin->w_cursor.col = 0; /* default is start of line */
|
|
5949
|
|
5950 for (i = 0; l[i]; i++)
|
|
5951 {
|
|
5952 i = (int)(cin_skipcomment(l + i) - l); /* ignore parens in comments */
|
|
5953 i = (int)(skip_string(l + i) - l); /* ignore parens in quotes */
|
|
5954 if (l[i] == start)
|
|
5955 ++open_count;
|
|
5956 else if (l[i] == end)
|
|
5957 {
|
|
5958 if (open_count > 0)
|
|
5959 --open_count;
|
|
5960 else
|
|
5961 {
|
|
5962 curwin->w_cursor.col = i;
|
|
5963 retval = TRUE;
|
|
5964 }
|
|
5965 }
|
|
5966 }
|
|
5967 return retval;
|
|
5968 }
|
|
5969
|
|
5970 int
|
|
5971 get_c_indent()
|
|
5972 {
|
|
5973 /*
|
|
5974 * spaces from a block's opening brace the prevailing indent for that
|
|
5975 * block should be
|
|
5976 */
|
|
5977 int ind_level = curbuf->b_p_sw;
|
|
5978
|
|
5979 /*
|
|
5980 * spaces from the edge of the line an open brace that's at the end of a
|
|
5981 * line is imagined to be.
|
|
5982 */
|
|
5983 int ind_open_imag = 0;
|
|
5984
|
|
5985 /*
|
|
5986 * spaces from the prevailing indent for a line that is not precededof by
|
|
5987 * an opening brace.
|
|
5988 */
|
|
5989 int ind_no_brace = 0;
|
|
5990
|
|
5991 /*
|
|
5992 * column where the first { of a function should be located }
|
|
5993 */
|
|
5994 int ind_first_open = 0;
|
|
5995
|
|
5996 /*
|
|
5997 * spaces from the prevailing indent a leftmost open brace should be
|
|
5998 * located
|
|
5999 */
|
|
6000 int ind_open_extra = 0;
|
|
6001
|
|
6002 /*
|
|
6003 * spaces from the matching open brace (real location for one at the left
|
|
6004 * edge; imaginary location from one that ends a line) the matching close
|
|
6005 * brace should be located
|
|
6006 */
|
|
6007 int ind_close_extra = 0;
|
|
6008
|
|
6009 /*
|
|
6010 * spaces from the edge of the line an open brace sitting in the leftmost
|
|
6011 * column is imagined to be
|
|
6012 */
|
|
6013 int ind_open_left_imag = 0;
|
|
6014
|
|
6015 /*
|
|
6016 * spaces from the switch() indent a "case xx" label should be located
|
|
6017 */
|
|
6018 int ind_case = curbuf->b_p_sw;
|
|
6019
|
|
6020 /*
|
|
6021 * spaces from the "case xx:" code after a switch() should be located
|
|
6022 */
|
|
6023 int ind_case_code = curbuf->b_p_sw;
|
|
6024
|
|
6025 /*
|
|
6026 * lineup break at end of case in switch() with case label
|
|
6027 */
|
|
6028 int ind_case_break = 0;
|
|
6029
|
|
6030 /*
|
|
6031 * spaces from the class declaration indent a scope declaration label
|
|
6032 * should be located
|
|
6033 */
|
|
6034 int ind_scopedecl = curbuf->b_p_sw;
|
|
6035
|
|
6036 /*
|
|
6037 * spaces from the scope declaration label code should be located
|
|
6038 */
|
|
6039 int ind_scopedecl_code = curbuf->b_p_sw;
|
|
6040
|
|
6041 /*
|
|
6042 * amount K&R-style parameters should be indented
|
|
6043 */
|
|
6044 int ind_param = curbuf->b_p_sw;
|
|
6045
|
|
6046 /*
|
|
6047 * amount a function type spec should be indented
|
|
6048 */
|
|
6049 int ind_func_type = curbuf->b_p_sw;
|
|
6050
|
|
6051 /*
|
|
6052 * amount a cpp base class declaration or constructor initialization
|
|
6053 * should be indented
|
|
6054 */
|
|
6055 int ind_cpp_baseclass = curbuf->b_p_sw;
|
|
6056
|
|
6057 /*
|
|
6058 * additional spaces beyond the prevailing indent a continuation line
|
|
6059 * should be located
|
|
6060 */
|
|
6061 int ind_continuation = curbuf->b_p_sw;
|
|
6062
|
|
6063 /*
|
|
6064 * spaces from the indent of the line with an unclosed parentheses
|
|
6065 */
|
|
6066 int ind_unclosed = curbuf->b_p_sw * 2;
|
|
6067
|
|
6068 /*
|
|
6069 * spaces from the indent of the line with an unclosed parentheses, which
|
|
6070 * itself is also unclosed
|
|
6071 */
|
|
6072 int ind_unclosed2 = curbuf->b_p_sw;
|
|
6073
|
|
6074 /*
|
|
6075 * suppress ignoring spaces from the indent of a line starting with an
|
|
6076 * unclosed parentheses.
|
|
6077 */
|
|
6078 int ind_unclosed_noignore = 0;
|
|
6079
|
|
6080 /*
|
|
6081 * If the opening paren is the last nonwhite character on the line, and
|
|
6082 * ind_unclosed_wrapped is nonzero, use this indent relative to the outer
|
|
6083 * context (for very long lines).
|
|
6084 */
|
|
6085 int ind_unclosed_wrapped = 0;
|
|
6086
|
|
6087 /*
|
|
6088 * suppress ignoring white space when lining up with the character after
|
|
6089 * an unclosed parentheses.
|
|
6090 */
|
|
6091 int ind_unclosed_whiteok = 0;
|
|
6092
|
|
6093 /*
|
|
6094 * indent a closing parentheses under the line start of the matching
|
|
6095 * opening parentheses.
|
|
6096 */
|
|
6097 int ind_matching_paren = 0;
|
|
6098
|
|
6099 /*
|
829
|
6100 * indent a closing parentheses under the previous line.
|
|
6101 */
|
|
6102 int ind_paren_prev = 0;
|
|
6103
|
|
6104 /*
|
7
|
6105 * Extra indent for comments.
|
|
6106 */
|
|
6107 int ind_comment = 0;
|
|
6108
|
|
6109 /*
|
|
6110 * spaces from the comment opener when there is nothing after it.
|
|
6111 */
|
|
6112 int ind_in_comment = 3;
|
|
6113
|
|
6114 /*
|
|
6115 * boolean: if non-zero, use ind_in_comment even if there is something
|
|
6116 * after the comment opener.
|
|
6117 */
|
|
6118 int ind_in_comment2 = 0;
|
|
6119
|
|
6120 /*
|
|
6121 * max lines to search for an open paren
|
|
6122 */
|
|
6123 int ind_maxparen = 20;
|
|
6124
|
|
6125 /*
|
|
6126 * max lines to search for an open comment
|
|
6127 */
|
|
6128 int ind_maxcomment = 70;
|
|
6129
|
|
6130 /*
|
|
6131 * handle braces for java code
|
|
6132 */
|
|
6133 int ind_java = 0;
|
|
6134
|
|
6135 /*
|
|
6136 * handle blocked cases correctly
|
|
6137 */
|
|
6138 int ind_keep_case_label = 0;
|
|
6139
|
|
6140 pos_T cur_curpos;
|
|
6141 int amount;
|
|
6142 int scope_amount;
|
834
|
6143 int cur_amount = MAXCOL;
|
7
|
6144 colnr_T col;
|
|
6145 char_u *theline;
|
|
6146 char_u *linecopy;
|
|
6147 pos_T *trypos;
|
|
6148 pos_T *tryposBrace = NULL;
|
|
6149 pos_T our_paren_pos;
|
|
6150 char_u *start;
|
|
6151 int start_brace;
|
1532
|
6152 #define BRACE_IN_COL0 1 /* '{' is in column 0 */
|
7
|
6153 #define BRACE_AT_START 2 /* '{' is at start of line */
|
|
6154 #define BRACE_AT_END 3 /* '{' is at end of line */
|
|
6155 linenr_T ourscope;
|
|
6156 char_u *l;
|
|
6157 char_u *look;
|
|
6158 char_u terminated;
|
|
6159 int lookfor;
|
|
6160 #define LOOKFOR_INITIAL 0
|
|
6161 #define LOOKFOR_IF 1
|
|
6162 #define LOOKFOR_DO 2
|
|
6163 #define LOOKFOR_CASE 3
|
|
6164 #define LOOKFOR_ANY 4
|
|
6165 #define LOOKFOR_TERM 5
|
|
6166 #define LOOKFOR_UNTERM 6
|
|
6167 #define LOOKFOR_SCOPEDECL 7
|
|
6168 #define LOOKFOR_NOBREAK 8
|
|
6169 #define LOOKFOR_CPP_BASECLASS 9
|
|
6170 #define LOOKFOR_ENUM_OR_INIT 10
|
|
6171
|
|
6172 int whilelevel;
|
|
6173 linenr_T lnum;
|
|
6174 char_u *options;
|
|
6175 int fraction = 0; /* init for GCC */
|
|
6176 int divider;
|
|
6177 int n;
|
|
6178 int iscase;
|
|
6179 int lookfor_break;
|
|
6180 int cont_amount = 0; /* amount for continuation line */
|
|
6181
|
|
6182 for (options = curbuf->b_p_cino; *options; )
|
|
6183 {
|
|
6184 l = options++;
|
|
6185 if (*options == '-')
|
|
6186 ++options;
|
|
6187 n = getdigits(&options);
|
|
6188 divider = 0;
|
|
6189 if (*options == '.') /* ".5s" means a fraction */
|
|
6190 {
|
|
6191 fraction = atol((char *)++options);
|
|
6192 while (VIM_ISDIGIT(*options))
|
|
6193 {
|
|
6194 ++options;
|
|
6195 if (divider)
|
|
6196 divider *= 10;
|
|
6197 else
|
|
6198 divider = 10;
|
|
6199 }
|
|
6200 }
|
|
6201 if (*options == 's') /* "2s" means two times 'shiftwidth' */
|
|
6202 {
|
|
6203 if (n == 0 && fraction == 0)
|
|
6204 n = curbuf->b_p_sw; /* just "s" is one 'shiftwidth' */
|
|
6205 else
|
|
6206 {
|
|
6207 n *= curbuf->b_p_sw;
|
|
6208 if (divider)
|
|
6209 n += (curbuf->b_p_sw * fraction + divider / 2) / divider;
|
|
6210 }
|
|
6211 ++options;
|
|
6212 }
|
|
6213 if (l[1] == '-')
|
|
6214 n = -n;
|
|
6215 /* When adding an entry here, also update the default 'cinoptions' in
|
1096
|
6216 * doc/indent.txt, and add explanation for it! */
|
7
|
6217 switch (*l)
|
|
6218 {
|
|
6219 case '>': ind_level = n; break;
|
|
6220 case 'e': ind_open_imag = n; break;
|
|
6221 case 'n': ind_no_brace = n; break;
|
|
6222 case 'f': ind_first_open = n; break;
|
|
6223 case '{': ind_open_extra = n; break;
|
|
6224 case '}': ind_close_extra = n; break;
|
|
6225 case '^': ind_open_left_imag = n; break;
|
|
6226 case ':': ind_case = n; break;
|
|
6227 case '=': ind_case_code = n; break;
|
|
6228 case 'b': ind_case_break = n; break;
|
|
6229 case 'p': ind_param = n; break;
|
|
6230 case 't': ind_func_type = n; break;
|
|
6231 case '/': ind_comment = n; break;
|
|
6232 case 'c': ind_in_comment = n; break;
|
|
6233 case 'C': ind_in_comment2 = n; break;
|
|
6234 case 'i': ind_cpp_baseclass = n; break;
|
|
6235 case '+': ind_continuation = n; break;
|
|
6236 case '(': ind_unclosed = n; break;
|
|
6237 case 'u': ind_unclosed2 = n; break;
|
|
6238 case 'U': ind_unclosed_noignore = n; break;
|
|
6239 case 'W': ind_unclosed_wrapped = n; break;
|
|
6240 case 'w': ind_unclosed_whiteok = n; break;
|
|
6241 case 'm': ind_matching_paren = n; break;
|
829
|
6242 case 'M': ind_paren_prev = n; break;
|
7
|
6243 case ')': ind_maxparen = n; break;
|
|
6244 case '*': ind_maxcomment = n; break;
|
|
6245 case 'g': ind_scopedecl = n; break;
|
|
6246 case 'h': ind_scopedecl_code = n; break;
|
|
6247 case 'j': ind_java = n; break;
|
|
6248 case 'l': ind_keep_case_label = n; break;
|
1096
|
6249 case '#': ind_hash_comment = n; break;
|
7
|
6250 }
|
|
6251 }
|
|
6252
|
|
6253 /* remember where the cursor was when we started */
|
|
6254 cur_curpos = curwin->w_cursor;
|
|
6255
|
|
6256 /* Get a copy of the current contents of the line.
|
|
6257 * This is required, because only the most recent line obtained with
|
|
6258 * ml_get is valid! */
|
|
6259 linecopy = vim_strsave(ml_get(cur_curpos.lnum));
|
|
6260 if (linecopy == NULL)
|
|
6261 return 0;
|
|
6262
|
|
6263 /*
|
|
6264 * In insert mode and the cursor is on a ')' truncate the line at the
|
|
6265 * cursor position. We don't want to line up with the matching '(' when
|
|
6266 * inserting new stuff.
|
|
6267 * For unknown reasons the cursor might be past the end of the line, thus
|
|
6268 * check for that.
|
|
6269 */
|
|
6270 if ((State & INSERT)
|
|
6271 && curwin->w_cursor.col < STRLEN(linecopy)
|
|
6272 && linecopy[curwin->w_cursor.col] == ')')
|
|
6273 linecopy[curwin->w_cursor.col] = NUL;
|
|
6274
|
|
6275 theline = skipwhite(linecopy);
|
|
6276
|
|
6277 /* move the cursor to the start of the line */
|
|
6278
|
|
6279 curwin->w_cursor.col = 0;
|
|
6280
|
|
6281 /*
|
|
6282 * #defines and so on always go at the left when included in 'cinkeys'.
|
|
6283 */
|
|
6284 if (*theline == '#' && (*linecopy == '#' || in_cinkeys('#', ' ', TRUE)))
|
|
6285 {
|
|
6286 amount = 0;
|
|
6287 }
|
|
6288
|
|
6289 /*
|
|
6290 * Is it a non-case label? Then that goes at the left margin too.
|
|
6291 */
|
|
6292 else if (cin_islabel(ind_maxcomment)) /* XXX */
|
|
6293 {
|
|
6294 amount = 0;
|
|
6295 }
|
|
6296
|
|
6297 /*
|
|
6298 * If we're inside a "//" comment and there is a "//" comment in a
|
|
6299 * previous line, lineup with that one.
|
|
6300 */
|
|
6301 else if (cin_islinecomment(theline)
|
|
6302 && (trypos = find_line_comment()) != NULL) /* XXX */
|
|
6303 {
|
|
6304 /* find how indented the line beginning the comment is */
|
|
6305 getvcol(curwin, trypos, &col, NULL, NULL);
|
|
6306 amount = col;
|
|
6307 }
|
|
6308
|
|
6309 /*
|
|
6310 * If we're inside a comment and not looking at the start of the
|
|
6311 * comment, try using the 'comments' option.
|
|
6312 */
|
|
6313 else if (!cin_iscomment(theline)
|
|
6314 && (trypos = find_start_comment(ind_maxcomment)) != NULL) /* XXX */
|
|
6315 {
|
|
6316 int lead_start_len = 2;
|
|
6317 int lead_middle_len = 1;
|
|
6318 char_u lead_start[COM_MAX_LEN]; /* start-comment string */
|
|
6319 char_u lead_middle[COM_MAX_LEN]; /* middle-comment string */
|
|
6320 char_u lead_end[COM_MAX_LEN]; /* end-comment string */
|
|
6321 char_u *p;
|
|
6322 int start_align = 0;
|
|
6323 int start_off = 0;
|
|
6324 int done = FALSE;
|
|
6325
|
|
6326 /* find how indented the line beginning the comment is */
|
|
6327 getvcol(curwin, trypos, &col, NULL, NULL);
|
|
6328 amount = col;
|
|
6329
|
|
6330 p = curbuf->b_p_com;
|
|
6331 while (*p != NUL)
|
|
6332 {
|
|
6333 int align = 0;
|
|
6334 int off = 0;
|
|
6335 int what = 0;
|
|
6336
|
|
6337 while (*p != NUL && *p != ':')
|
|
6338 {
|
|
6339 if (*p == COM_START || *p == COM_END || *p == COM_MIDDLE)
|
|
6340 what = *p++;
|
|
6341 else if (*p == COM_LEFT || *p == COM_RIGHT)
|
|
6342 align = *p++;
|
|
6343 else if (VIM_ISDIGIT(*p) || *p == '-')
|
|
6344 off = getdigits(&p);
|
|
6345 else
|
|
6346 ++p;
|
|
6347 }
|
|
6348
|
|
6349 if (*p == ':')
|
|
6350 ++p;
|
|
6351 (void)copy_option_part(&p, lead_end, COM_MAX_LEN, ",");
|
|
6352 if (what == COM_START)
|
|
6353 {
|
|
6354 STRCPY(lead_start, lead_end);
|
|
6355 lead_start_len = (int)STRLEN(lead_start);
|
|
6356 start_off = off;
|
|
6357 start_align = align;
|
|
6358 }
|
|
6359 else if (what == COM_MIDDLE)
|
|
6360 {
|
|
6361 STRCPY(lead_middle, lead_end);
|
|
6362 lead_middle_len = (int)STRLEN(lead_middle);
|
|
6363 }
|
|
6364 else if (what == COM_END)
|
|
6365 {
|
|
6366 /* If our line starts with the middle comment string, line it
|
|
6367 * up with the comment opener per the 'comments' option. */
|
|
6368 if (STRNCMP(theline, lead_middle, lead_middle_len) == 0
|
|
6369 && STRNCMP(theline, lead_end, STRLEN(lead_end)) != 0)
|
|
6370 {
|
|
6371 done = TRUE;
|
|
6372 if (curwin->w_cursor.lnum > 1)
|
|
6373 {
|
|
6374 /* If the start comment string matches in the previous
|
1532
|
6375 * line, use the indent of that line plus offset. If
|
7
|
6376 * the middle comment string matches in the previous
|
|
6377 * line, use the indent of that line. XXX */
|
|
6378 look = skipwhite(ml_get(curwin->w_cursor.lnum - 1));
|
|
6379 if (STRNCMP(look, lead_start, lead_start_len) == 0)
|
|
6380 amount = get_indent_lnum(curwin->w_cursor.lnum - 1);
|
|
6381 else if (STRNCMP(look, lead_middle,
|
|
6382 lead_middle_len) == 0)
|
|
6383 {
|
|
6384 amount = get_indent_lnum(curwin->w_cursor.lnum - 1);
|
|
6385 break;
|
|
6386 }
|
|
6387 /* If the start comment string doesn't match with the
|
|
6388 * start of the comment, skip this entry. XXX */
|
|
6389 else if (STRNCMP(ml_get(trypos->lnum) + trypos->col,
|
|
6390 lead_start, lead_start_len) != 0)
|
|
6391 continue;
|
|
6392 }
|
|
6393 if (start_off != 0)
|
|
6394 amount += start_off;
|
|
6395 else if (start_align == COM_RIGHT)
|
17
|
6396 amount += vim_strsize(lead_start)
|
|
6397 - vim_strsize(lead_middle);
|
7
|
6398 break;
|
|
6399 }
|
|
6400
|
|
6401 /* If our line starts with the end comment string, line it up
|
|
6402 * with the middle comment */
|
|
6403 if (STRNCMP(theline, lead_middle, lead_middle_len) != 0
|
|
6404 && STRNCMP(theline, lead_end, STRLEN(lead_end)) == 0)
|
|
6405 {
|
|
6406 amount = get_indent_lnum(curwin->w_cursor.lnum - 1);
|
|
6407 /* XXX */
|
|
6408 if (off != 0)
|
|
6409 amount += off;
|
|
6410 else if (align == COM_RIGHT)
|
17
|
6411 amount += vim_strsize(lead_start)
|
|
6412 - vim_strsize(lead_middle);
|
7
|
6413 done = TRUE;
|
|
6414 break;
|
|
6415 }
|
|
6416 }
|
|
6417 }
|
|
6418
|
|
6419 /* If our line starts with an asterisk, line up with the
|
|
6420 * asterisk in the comment opener; otherwise, line up
|
|
6421 * with the first character of the comment text.
|
|
6422 */
|
|
6423 if (done)
|
|
6424 ;
|
|
6425 else if (theline[0] == '*')
|
|
6426 amount += 1;
|
|
6427 else
|
|
6428 {
|
|
6429 /*
|
|
6430 * If we are more than one line away from the comment opener, take
|
|
6431 * the indent of the previous non-empty line. If 'cino' has "CO"
|
|
6432 * and we are just below the comment opener and there are any
|
|
6433 * white characters after it line up with the text after it;
|
|
6434 * otherwise, add the amount specified by "c" in 'cino'
|
|
6435 */
|
|
6436 amount = -1;
|
|
6437 for (lnum = cur_curpos.lnum - 1; lnum > trypos->lnum; --lnum)
|
|
6438 {
|
|
6439 if (linewhite(lnum)) /* skip blank lines */
|
|
6440 continue;
|
|
6441 amount = get_indent_lnum(lnum); /* XXX */
|
|
6442 break;
|
|
6443 }
|
|
6444 if (amount == -1) /* use the comment opener */
|
|
6445 {
|
|
6446 if (!ind_in_comment2)
|
|
6447 {
|
|
6448 start = ml_get(trypos->lnum);
|
|
6449 look = start + trypos->col + 2; /* skip / and * */
|
|
6450 if (*look != NUL) /* if something after it */
|
|
6451 trypos->col = (colnr_T)(skipwhite(look) - start);
|
|
6452 }
|
|
6453 getvcol(curwin, trypos, &col, NULL, NULL);
|
|
6454 amount = col;
|
|
6455 if (ind_in_comment2 || *look == NUL)
|
|
6456 amount += ind_in_comment;
|
|
6457 }
|
|
6458 }
|
|
6459 }
|
|
6460
|
|
6461 /*
|
|
6462 * Are we inside parentheses or braces?
|
|
6463 */ /* XXX */
|
|
6464 else if (((trypos = find_match_paren(ind_maxparen, ind_maxcomment)) != NULL
|
|
6465 && ind_java == 0)
|
|
6466 || (tryposBrace = find_start_brace(ind_maxcomment)) != NULL
|
|
6467 || trypos != NULL)
|
|
6468 {
|
|
6469 if (trypos != NULL && tryposBrace != NULL)
|
|
6470 {
|
|
6471 /* Both an unmatched '(' and '{' is found. Use the one which is
|
|
6472 * closer to the current cursor position, set the other to NULL. */
|
|
6473 if (trypos->lnum != tryposBrace->lnum
|
|
6474 ? trypos->lnum < tryposBrace->lnum
|
|
6475 : trypos->col < tryposBrace->col)
|
|
6476 trypos = NULL;
|
|
6477 else
|
|
6478 tryposBrace = NULL;
|
|
6479 }
|
|
6480
|
|
6481 if (trypos != NULL)
|
|
6482 {
|
|
6483 /*
|
|
6484 * If the matching paren is more than one line away, use the indent of
|
|
6485 * a previous non-empty line that matches the same paren.
|
|
6486 */
|
829
|
6487 if (theline[0] == ')' && ind_paren_prev)
|
|
6488 {
|
|
6489 /* Line up with the start of the matching paren line. */
|
|
6490 amount = get_indent_lnum(curwin->w_cursor.lnum - 1); /* XXX */
|
|
6491 }
|
|
6492 else
|
|
6493 {
|
|
6494 amount = -1;
|
|
6495 our_paren_pos = *trypos;
|
|
6496 for (lnum = cur_curpos.lnum - 1; lnum > our_paren_pos.lnum; --lnum)
|
7
|
6497 {
|
829
|
6498 l = skipwhite(ml_get(lnum));
|
|
6499 if (cin_nocode(l)) /* skip comment lines */
|
|
6500 continue;
|
|
6501 if (cin_ispreproc_cont(&l, &lnum))
|
|
6502 continue; /* ignore #define, #if, etc. */
|
|
6503 curwin->w_cursor.lnum = lnum;
|
|
6504
|
|
6505 /* Skip a comment. XXX */
|
|
6506 if ((trypos = find_start_comment(ind_maxcomment)) != NULL)
|
|
6507 {
|
|
6508 lnum = trypos->lnum + 1;
|
|
6509 continue;
|
|
6510 }
|
|
6511
|
|
6512 /* XXX */
|
|
6513 if ((trypos = find_match_paren(
|
|
6514 corr_ind_maxparen(ind_maxparen, &cur_curpos),
|
7
|
6515 ind_maxcomment)) != NULL
|
829
|
6516 && trypos->lnum == our_paren_pos.lnum
|
|
6517 && trypos->col == our_paren_pos.col)
|
|
6518 {
|
|
6519 amount = get_indent_lnum(lnum); /* XXX */
|
|
6520
|
|
6521 if (theline[0] == ')')
|
|
6522 {
|
|
6523 if (our_paren_pos.lnum != lnum
|
|
6524 && cur_amount > amount)
|
|
6525 cur_amount = amount;
|
|
6526 amount = -1;
|
|
6527 }
|
|
6528 break;
|
|
6529 }
|
7
|
6530 }
|
|
6531 }
|
|
6532
|
|
6533 /*
|
|
6534 * Line up with line where the matching paren is. XXX
|
|
6535 * If the line starts with a '(' or the indent for unclosed
|
|
6536 * parentheses is zero, line up with the unclosed parentheses.
|
|
6537 */
|
|
6538 if (amount == -1)
|
|
6539 {
|
829
|
6540 int ignore_paren_col = 0;
|
|
6541
|
7
|
6542 amount = skip_label(our_paren_pos.lnum, &look, ind_maxcomment);
|
829
|
6543 look = skipwhite(look);
|
|
6544 if (*look == '(')
|
|
6545 {
|
|
6546 linenr_T save_lnum = curwin->w_cursor.lnum;
|
|
6547 char_u *line;
|
|
6548 int look_col;
|
|
6549
|
|
6550 /* Ignore a '(' in front of the line that has a match before
|
|
6551 * our matching '('. */
|
|
6552 curwin->w_cursor.lnum = our_paren_pos.lnum;
|
|
6553 line = ml_get_curline();
|
835
|
6554 look_col = (int)(look - line);
|
829
|
6555 curwin->w_cursor.col = look_col + 1;
|
|
6556 if ((trypos = findmatchlimit(NULL, ')', 0, ind_maxparen))
|
|
6557 != NULL
|
|
6558 && trypos->lnum == our_paren_pos.lnum
|
|
6559 && trypos->col < our_paren_pos.col)
|
|
6560 ignore_paren_col = trypos->col + 1;
|
|
6561
|
|
6562 curwin->w_cursor.lnum = save_lnum;
|
|
6563 look = ml_get(our_paren_pos.lnum) + look_col;
|
|
6564 }
|
7
|
6565 if (theline[0] == ')' || ind_unclosed == 0
|
829
|
6566 || (!ind_unclosed_noignore && *look == '('
|
|
6567 && ignore_paren_col == 0))
|
7
|
6568 {
|
|
6569 /*
|
|
6570 * If we're looking at a close paren, line up right there;
|
|
6571 * otherwise, line up with the next (non-white) character.
|
|
6572 * When ind_unclosed_wrapped is set and the matching paren is
|
|
6573 * the last nonwhite character of the line, use either the
|
|
6574 * indent of the current line or the indentation of the next
|
|
6575 * outer paren and add ind_unclosed_wrapped (for very long
|
|
6576 * lines).
|
|
6577 */
|
|
6578 if (theline[0] != ')')
|
|
6579 {
|
|
6580 cur_amount = MAXCOL;
|
|
6581 l = ml_get(our_paren_pos.lnum);
|
|
6582 if (ind_unclosed_wrapped
|
|
6583 && cin_ends_in(l, (char_u *)"(", NULL))
|
|
6584 {
|
|
6585 /* look for opening unmatched paren, indent one level
|
|
6586 * for each additional level */
|
|
6587 n = 1;
|
|
6588 for (col = 0; col < our_paren_pos.col; ++col)
|
|
6589 {
|
|
6590 switch (l[col])
|
|
6591 {
|
|
6592 case '(':
|
|
6593 case '{': ++n;
|
|
6594 break;
|
|
6595
|
|
6596 case ')':
|
|
6597 case '}': if (n > 1)
|
|
6598 --n;
|
|
6599 break;
|
|
6600 }
|
|
6601 }
|
|
6602
|
|
6603 our_paren_pos.col = 0;
|
|
6604 amount += n * ind_unclosed_wrapped;
|
|
6605 }
|
|
6606 else if (ind_unclosed_whiteok)
|
|
6607 our_paren_pos.col++;
|
|
6608 else
|
|
6609 {
|
|
6610 col = our_paren_pos.col + 1;
|
|
6611 while (vim_iswhite(l[col]))
|
|
6612 col++;
|
|
6613 if (l[col] != NUL) /* In case of trailing space */
|
|
6614 our_paren_pos.col = col;
|
|
6615 else
|
|
6616 our_paren_pos.col++;
|
|
6617 }
|
|
6618 }
|
|
6619
|
|
6620 /*
|
|
6621 * Find how indented the paren is, or the character after it
|
|
6622 * if we did the above "if".
|
|
6623 */
|
|
6624 if (our_paren_pos.col > 0)
|
|
6625 {
|
|
6626 getvcol(curwin, &our_paren_pos, &col, NULL, NULL);
|
|
6627 if (cur_amount > (int)col)
|
|
6628 cur_amount = col;
|
|
6629 }
|
|
6630 }
|
|
6631
|
|
6632 if (theline[0] == ')' && ind_matching_paren)
|
|
6633 {
|
|
6634 /* Line up with the start of the matching paren line. */
|
|
6635 }
|
|
6636 else if (ind_unclosed == 0 || (!ind_unclosed_noignore
|
829
|
6637 && *look == '(' && ignore_paren_col == 0))
|
7
|
6638 {
|
|
6639 if (cur_amount != MAXCOL)
|
|
6640 amount = cur_amount;
|
|
6641 }
|
|
6642 else
|
|
6643 {
|
829
|
6644 /* Add ind_unclosed2 for each '(' before our matching one, but
|
|
6645 * ignore (void) before the line (ignore_paren_col). */
|
7
|
6646 col = our_paren_pos.col;
|
834
|
6647 while ((int)our_paren_pos.col > ignore_paren_col)
|
7
|
6648 {
|
|
6649 --our_paren_pos.col;
|
|
6650 switch (*ml_get_pos(&our_paren_pos))
|
|
6651 {
|
|
6652 case '(': amount += ind_unclosed2;
|
|
6653 col = our_paren_pos.col;
|
|
6654 break;
|
|
6655 case ')': amount -= ind_unclosed2;
|
|
6656 col = MAXCOL;
|
|
6657 break;
|
|
6658 }
|
|
6659 }
|
|
6660
|
|
6661 /* Use ind_unclosed once, when the first '(' is not inside
|
|
6662 * braces */
|
|
6663 if (col == MAXCOL)
|
|
6664 amount += ind_unclosed;
|
|
6665 else
|
|
6666 {
|
|
6667 curwin->w_cursor.lnum = our_paren_pos.lnum;
|
|
6668 curwin->w_cursor.col = col;
|
|
6669 if ((trypos = find_match_paren(ind_maxparen,
|
|
6670 ind_maxcomment)) != NULL)
|
|
6671 amount += ind_unclosed2;
|
|
6672 else
|
|
6673 amount += ind_unclosed;
|
|
6674 }
|
|
6675 /*
|
|
6676 * For a line starting with ')' use the minimum of the two
|
|
6677 * positions, to avoid giving it more indent than the previous
|
|
6678 * lines:
|
|
6679 * func_long_name( if (x
|
|
6680 * arg && yy
|
|
6681 * ) ^ not here ) ^ not here
|
|
6682 */
|
|
6683 if (cur_amount < amount)
|
|
6684 amount = cur_amount;
|
|
6685 }
|
|
6686 }
|
|
6687
|
|
6688 /* add extra indent for a comment */
|
|
6689 if (cin_iscomment(theline))
|
|
6690 amount += ind_comment;
|
|
6691 }
|
|
6692
|
|
6693 /*
|
|
6694 * Are we at least inside braces, then?
|
|
6695 */
|
|
6696 else
|
|
6697 {
|
|
6698 trypos = tryposBrace;
|
|
6699
|
|
6700 ourscope = trypos->lnum;
|
|
6701 start = ml_get(ourscope);
|
|
6702
|
|
6703 /*
|
|
6704 * Now figure out how indented the line is in general.
|
|
6705 * If the brace was at the start of the line, we use that;
|
|
6706 * otherwise, check out the indentation of the line as
|
|
6707 * a whole and then add the "imaginary indent" to that.
|
|
6708 */
|
|
6709 look = skipwhite(start);
|
|
6710 if (*look == '{')
|
|
6711 {
|
|
6712 getvcol(curwin, trypos, &col, NULL, NULL);
|
|
6713 amount = col;
|
|
6714 if (*start == '{')
|
|
6715 start_brace = BRACE_IN_COL0;
|
|
6716 else
|
|
6717 start_brace = BRACE_AT_START;
|
|
6718 }
|
|
6719 else
|
|
6720 {
|
|
6721 /*
|
|
6722 * that opening brace might have been on a continuation
|
|
6723 * line. if so, find the start of the line.
|
|
6724 */
|
|
6725 curwin->w_cursor.lnum = ourscope;
|
|
6726
|
|
6727 /*
|
|
6728 * position the cursor over the rightmost paren, so that
|
|
6729 * matching it will take us back to the start of the line.
|
|
6730 */
|
|
6731 lnum = ourscope;
|
|
6732 if (find_last_paren(start, '(', ')')
|
|
6733 && (trypos = find_match_paren(ind_maxparen,
|
|
6734 ind_maxcomment)) != NULL)
|
|
6735 lnum = trypos->lnum;
|
|
6736
|
|
6737 /*
|
|
6738 * It could have been something like
|
|
6739 * case 1: if (asdf &&
|
|
6740 * ldfd) {
|
|
6741 * }
|
|
6742 */
|
|
6743 if (ind_keep_case_label && cin_iscase(skipwhite(ml_get_curline())))
|
|
6744 amount = get_indent();
|
|
6745 else
|
|
6746 amount = skip_label(lnum, &l, ind_maxcomment);
|
|
6747
|
|
6748 start_brace = BRACE_AT_END;
|
|
6749 }
|
|
6750
|
|
6751 /*
|
|
6752 * if we're looking at a closing brace, that's where
|
|
6753 * we want to be. otherwise, add the amount of room
|
|
6754 * that an indent is supposed to be.
|
|
6755 */
|
|
6756 if (theline[0] == '}')
|
|
6757 {
|
|
6758 /*
|
|
6759 * they may want closing braces to line up with something
|
|
6760 * other than the open brace. indulge them, if so.
|
|
6761 */
|
|
6762 amount += ind_close_extra;
|
|
6763 }
|
|
6764 else
|
|
6765 {
|
|
6766 /*
|
|
6767 * If we're looking at an "else", try to find an "if"
|
|
6768 * to match it with.
|
|
6769 * If we're looking at a "while", try to find a "do"
|
|
6770 * to match it with.
|
|
6771 */
|
|
6772 lookfor = LOOKFOR_INITIAL;
|
|
6773 if (cin_iselse(theline))
|
|
6774 lookfor = LOOKFOR_IF;
|
|
6775 else if (cin_iswhileofdo(theline, cur_curpos.lnum, ind_maxparen))
|
|
6776 /* XXX */
|
|
6777 lookfor = LOOKFOR_DO;
|
|
6778 if (lookfor != LOOKFOR_INITIAL)
|
|
6779 {
|
|
6780 curwin->w_cursor.lnum = cur_curpos.lnum;
|
|
6781 if (find_match(lookfor, ourscope, ind_maxparen,
|
|
6782 ind_maxcomment) == OK)
|
|
6783 {
|
|
6784 amount = get_indent(); /* XXX */
|
|
6785 goto theend;
|
|
6786 }
|
|
6787 }
|
|
6788
|
|
6789 /*
|
|
6790 * We get here if we are not on an "while-of-do" or "else" (or
|
|
6791 * failed to find a matching "if").
|
|
6792 * Search backwards for something to line up with.
|
|
6793 * First set amount for when we don't find anything.
|
|
6794 */
|
|
6795
|
|
6796 /*
|
|
6797 * if the '{' is _really_ at the left margin, use the imaginary
|
|
6798 * location of a left-margin brace. Otherwise, correct the
|
|
6799 * location for ind_open_extra.
|
|
6800 */
|
|
6801
|
|
6802 if (start_brace == BRACE_IN_COL0) /* '{' is in column 0 */
|
|
6803 {
|
|
6804 amount = ind_open_left_imag;
|
|
6805 }
|
|
6806 else
|
|
6807 {
|
|
6808 if (start_brace == BRACE_AT_END) /* '{' is at end of line */
|
|
6809 amount += ind_open_imag;
|
|
6810 else
|
|
6811 {
|
|
6812 /* Compensate for adding ind_open_extra later. */
|
|
6813 amount -= ind_open_extra;
|
|
6814 if (amount < 0)
|
|
6815 amount = 0;
|
|
6816 }
|
|
6817 }
|
|
6818
|
|
6819 lookfor_break = FALSE;
|
|
6820
|
|
6821 if (cin_iscase(theline)) /* it's a switch() label */
|
|
6822 {
|
|
6823 lookfor = LOOKFOR_CASE; /* find a previous switch() label */
|
|
6824 amount += ind_case;
|
|
6825 }
|
|
6826 else if (cin_isscopedecl(theline)) /* private:, ... */
|
|
6827 {
|
|
6828 lookfor = LOOKFOR_SCOPEDECL; /* class decl is this block */
|
|
6829 amount += ind_scopedecl;
|
|
6830 }
|
|
6831 else
|
|
6832 {
|
|
6833 if (ind_case_break && cin_isbreak(theline)) /* break; ... */
|
|
6834 lookfor_break = TRUE;
|
|
6835
|
|
6836 lookfor = LOOKFOR_INITIAL;
|
|
6837 amount += ind_level; /* ind_level from start of block */
|
|
6838 }
|
|
6839 scope_amount = amount;
|
|
6840 whilelevel = 0;
|
|
6841
|
|
6842 /*
|
|
6843 * Search backwards. If we find something we recognize, line up
|
|
6844 * with that.
|
|
6845 *
|
|
6846 * if we're looking at an open brace, indent
|
|
6847 * the usual amount relative to the conditional
|
|
6848 * that opens the block.
|
|
6849 */
|
|
6850 curwin->w_cursor = cur_curpos;
|
|
6851 for (;;)
|
|
6852 {
|
|
6853 curwin->w_cursor.lnum--;
|
|
6854 curwin->w_cursor.col = 0;
|
|
6855
|
|
6856 /*
|
|
6857 * If we went all the way back to the start of our scope, line
|
|
6858 * up with it.
|
|
6859 */
|
|
6860 if (curwin->w_cursor.lnum <= ourscope)
|
|
6861 {
|
|
6862 /* we reached end of scope:
|
|
6863 * if looking for a enum or structure initialization
|
|
6864 * go further back:
|
|
6865 * if it is an initializer (enum xxx or xxx =), then
|
|
6866 * don't add ind_continuation, otherwise it is a variable
|
|
6867 * declaration:
|
|
6868 * int x,
|
|
6869 * here; <-- add ind_continuation
|
|
6870 */
|
|
6871 if (lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
6872 {
|
|
6873 if (curwin->w_cursor.lnum == 0
|
|
6874 || curwin->w_cursor.lnum
|
|
6875 < ourscope - ind_maxparen)
|
|
6876 {
|
|
6877 /* nothing found (abuse ind_maxparen as limit)
|
|
6878 * assume terminated line (i.e. a variable
|
|
6879 * initialization) */
|
|
6880 if (cont_amount > 0)
|
|
6881 amount = cont_amount;
|
|
6882 else
|
|
6883 amount += ind_continuation;
|
|
6884 break;
|
|
6885 }
|
|
6886
|
|
6887 l = ml_get_curline();
|
|
6888
|
|
6889 /*
|
|
6890 * If we're in a comment now, skip to the start of the
|
|
6891 * comment.
|
|
6892 */
|
|
6893 trypos = find_start_comment(ind_maxcomment);
|
|
6894 if (trypos != NULL)
|
|
6895 {
|
|
6896 curwin->w_cursor.lnum = trypos->lnum + 1;
|
1550
|
6897 curwin->w_cursor.col = 0;
|
7
|
6898 continue;
|
|
6899 }
|
|
6900
|
|
6901 /*
|
|
6902 * Skip preprocessor directives and blank lines.
|
|
6903 */
|
|
6904 if (cin_ispreproc_cont(&l, &curwin->w_cursor.lnum))
|
|
6905 continue;
|
|
6906
|
|
6907 if (cin_nocode(l))
|
|
6908 continue;
|
|
6909
|
|
6910 terminated = cin_isterminated(l, FALSE, TRUE);
|
|
6911
|
|
6912 /*
|
|
6913 * If we are at top level and the line looks like a
|
|
6914 * function declaration, we are done
|
|
6915 * (it's a variable declaration).
|
|
6916 */
|
|
6917 if (start_brace != BRACE_IN_COL0
|
|
6918 || !cin_isfuncdecl(&l, curwin->w_cursor.lnum))
|
|
6919 {
|
|
6920 /* if the line is terminated with another ','
|
|
6921 * it is a continued variable initialization.
|
|
6922 * don't add extra indent.
|
|
6923 * TODO: does not work, if a function
|
|
6924 * declaration is split over multiple lines:
|
|
6925 * cin_isfuncdecl returns FALSE then.
|
|
6926 */
|
|
6927 if (terminated == ',')
|
|
6928 break;
|
|
6929
|
|
6930 /* if it es a enum declaration or an assignment,
|
|
6931 * we are done.
|
|
6932 */
|
|
6933 if (terminated != ';' && cin_isinit())
|
|
6934 break;
|
|
6935
|
|
6936 /* nothing useful found */
|
|
6937 if (terminated == 0 || terminated == '{')
|
|
6938 continue;
|
|
6939 }
|
|
6940
|
|
6941 if (terminated != ';')
|
|
6942 {
|
|
6943 /* Skip parens and braces. Position the cursor
|
|
6944 * over the rightmost paren, so that matching it
|
|
6945 * will take us back to the start of the line.
|
|
6946 */ /* XXX */
|
|
6947 trypos = NULL;
|
|
6948 if (find_last_paren(l, '(', ')'))
|
|
6949 trypos = find_match_paren(ind_maxparen,
|
|
6950 ind_maxcomment);
|
|
6951
|
|
6952 if (trypos == NULL && find_last_paren(l, '{', '}'))
|
|
6953 trypos = find_start_brace(ind_maxcomment);
|
|
6954
|
|
6955 if (trypos != NULL)
|
|
6956 {
|
|
6957 curwin->w_cursor.lnum = trypos->lnum + 1;
|
1550
|
6958 curwin->w_cursor.col = 0;
|
7
|
6959 continue;
|
|
6960 }
|
|
6961 }
|
|
6962
|
|
6963 /* it's a variable declaration, add indentation
|
|
6964 * like in
|
|
6965 * int a,
|
|
6966 * b;
|
|
6967 */
|
|
6968 if (cont_amount > 0)
|
|
6969 amount = cont_amount;
|
|
6970 else
|
|
6971 amount += ind_continuation;
|
|
6972 }
|
|
6973 else if (lookfor == LOOKFOR_UNTERM)
|
|
6974 {
|
|
6975 if (cont_amount > 0)
|
|
6976 amount = cont_amount;
|
|
6977 else
|
|
6978 amount += ind_continuation;
|
|
6979 }
|
|
6980 else if (lookfor != LOOKFOR_TERM
|
|
6981 && lookfor != LOOKFOR_CPP_BASECLASS)
|
|
6982 {
|
|
6983 amount = scope_amount;
|
|
6984 if (theline[0] == '{')
|
|
6985 amount += ind_open_extra;
|
|
6986 }
|
|
6987 break;
|
|
6988 }
|
|
6989
|
|
6990 /*
|
|
6991 * If we're in a comment now, skip to the start of the comment.
|
|
6992 */ /* XXX */
|
|
6993 if ((trypos = find_start_comment(ind_maxcomment)) != NULL)
|
|
6994 {
|
|
6995 curwin->w_cursor.lnum = trypos->lnum + 1;
|
1550
|
6996 curwin->w_cursor.col = 0;
|
7
|
6997 continue;
|
|
6998 }
|
|
6999
|
|
7000 l = ml_get_curline();
|
|
7001
|
|
7002 /*
|
|
7003 * If this is a switch() label, may line up relative to that.
|
827
|
7004 * If this is a C++ scope declaration, do the same.
|
7
|
7005 */
|
|
7006 iscase = cin_iscase(l);
|
|
7007 if (iscase || cin_isscopedecl(l))
|
|
7008 {
|
|
7009 /* we are only looking for cpp base class
|
|
7010 * declaration/initialization any longer */
|
|
7011 if (lookfor == LOOKFOR_CPP_BASECLASS)
|
|
7012 break;
|
|
7013
|
|
7014 /* When looking for a "do" we are not interested in
|
|
7015 * labels. */
|
|
7016 if (whilelevel > 0)
|
|
7017 continue;
|
|
7018
|
|
7019 /*
|
|
7020 * case xx:
|
|
7021 * c = 99 + <- this indent plus continuation
|
|
7022 *-> here;
|
|
7023 */
|
|
7024 if (lookfor == LOOKFOR_UNTERM
|
|
7025 || lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
7026 {
|
|
7027 if (cont_amount > 0)
|
|
7028 amount = cont_amount;
|
|
7029 else
|
|
7030 amount += ind_continuation;
|
|
7031 break;
|
|
7032 }
|
|
7033
|
|
7034 /*
|
|
7035 * case xx: <- line up with this case
|
|
7036 * x = 333;
|
|
7037 * case yy:
|
|
7038 */
|
|
7039 if ( (iscase && lookfor == LOOKFOR_CASE)
|
|
7040 || (iscase && lookfor_break)
|
|
7041 || (!iscase && lookfor == LOOKFOR_SCOPEDECL))
|
|
7042 {
|
|
7043 /*
|
|
7044 * Check that this case label is not for another
|
|
7045 * switch()
|
|
7046 */ /* XXX */
|
|
7047 if ((trypos = find_start_brace(ind_maxcomment)) ==
|
|
7048 NULL || trypos->lnum == ourscope)
|
|
7049 {
|
|
7050 amount = get_indent(); /* XXX */
|
|
7051 break;
|
|
7052 }
|
|
7053 continue;
|
|
7054 }
|
|
7055
|
|
7056 n = get_indent_nolabel(curwin->w_cursor.lnum); /* XXX */
|
|
7057
|
|
7058 /*
|
|
7059 * case xx: if (cond) <- line up with this if
|
|
7060 * y = y + 1;
|
|
7061 * -> s = 99;
|
|
7062 *
|
|
7063 * case xx:
|
|
7064 * if (cond) <- line up with this line
|
|
7065 * y = y + 1;
|
|
7066 * -> s = 99;
|
|
7067 */
|
|
7068 if (lookfor == LOOKFOR_TERM)
|
|
7069 {
|
|
7070 if (n)
|
|
7071 amount = n;
|
|
7072
|
|
7073 if (!lookfor_break)
|
|
7074 break;
|
|
7075 }
|
|
7076
|
|
7077 /*
|
|
7078 * case xx: x = x + 1; <- line up with this x
|
|
7079 * -> y = y + 1;
|
|
7080 *
|
|
7081 * case xx: if (cond) <- line up with this if
|
|
7082 * -> y = y + 1;
|
|
7083 */
|
|
7084 if (n)
|
|
7085 {
|
|
7086 amount = n;
|
|
7087 l = after_label(ml_get_curline());
|
|
7088 if (l != NULL && cin_is_cinword(l))
|
829
|
7089 {
|
|
7090 if (theline[0] == '{')
|
|
7091 amount += ind_open_extra;
|
|
7092 else
|
|
7093 amount += ind_level + ind_no_brace;
|
|
7094 }
|
7
|
7095 break;
|
|
7096 }
|
|
7097
|
|
7098 /*
|
|
7099 * Try to get the indent of a statement before the switch
|
|
7100 * label. If nothing is found, line up relative to the
|
|
7101 * switch label.
|
|
7102 * break; <- may line up with this line
|
|
7103 * case xx:
|
|
7104 * -> y = 1;
|
|
7105 */
|
|
7106 scope_amount = get_indent() + (iscase /* XXX */
|
|
7107 ? ind_case_code : ind_scopedecl_code);
|
|
7108 lookfor = ind_case_break ? LOOKFOR_NOBREAK : LOOKFOR_ANY;
|
|
7109 continue;
|
|
7110 }
|
|
7111
|
|
7112 /*
|
|
7113 * Looking for a switch() label or C++ scope declaration,
|
|
7114 * ignore other lines, skip {}-blocks.
|
|
7115 */
|
|
7116 if (lookfor == LOOKFOR_CASE || lookfor == LOOKFOR_SCOPEDECL)
|
|
7117 {
|
|
7118 if (find_last_paren(l, '{', '}') && (trypos =
|
|
7119 find_start_brace(ind_maxcomment)) != NULL)
|
1550
|
7120 {
|
7
|
7121 curwin->w_cursor.lnum = trypos->lnum + 1;
|
1550
|
7122 curwin->w_cursor.col = 0;
|
|
7123 }
|
7
|
7124 continue;
|
|
7125 }
|
|
7126
|
|
7127 /*
|
|
7128 * Ignore jump labels with nothing after them.
|
|
7129 */
|
|
7130 if (cin_islabel(ind_maxcomment))
|
|
7131 {
|
|
7132 l = after_label(ml_get_curline());
|
|
7133 if (l == NULL || cin_nocode(l))
|
|
7134 continue;
|
|
7135 }
|
|
7136
|
|
7137 /*
|
|
7138 * Ignore #defines, #if, etc.
|
|
7139 * Ignore comment and empty lines.
|
|
7140 * (need to get the line again, cin_islabel() may have
|
|
7141 * unlocked it)
|
|
7142 */
|
|
7143 l = ml_get_curline();
|
|
7144 if (cin_ispreproc_cont(&l, &curwin->w_cursor.lnum)
|
|
7145 || cin_nocode(l))
|
|
7146 continue;
|
|
7147
|
|
7148 /*
|
|
7149 * Are we at the start of a cpp base class declaration or
|
|
7150 * constructor initialization?
|
|
7151 */ /* XXX */
|
827
|
7152 n = FALSE;
|
|
7153 if (lookfor != LOOKFOR_TERM && ind_cpp_baseclass > 0)
|
|
7154 {
|
1336
|
7155 n = cin_is_cpp_baseclass(&col);
|
827
|
7156 l = ml_get_curline();
|
|
7157 }
|
|
7158 if (n)
|
7
|
7159 {
|
|
7160 if (lookfor == LOOKFOR_UNTERM)
|
|
7161 {
|
|
7162 if (cont_amount > 0)
|
|
7163 amount = cont_amount;
|
|
7164 else
|
|
7165 amount += ind_continuation;
|
|
7166 }
|
828
|
7167 else if (theline[0] == '{')
|
7
|
7168 {
|
828
|
7169 /* Need to find start of the declaration. */
|
|
7170 lookfor = LOOKFOR_UNTERM;
|
|
7171 ind_continuation = 0;
|
|
7172 continue;
|
7
|
7173 }
|
|
7174 else
|
828
|
7175 /* XXX */
|
|
7176 amount = get_baseclass_amount(col, ind_maxparen,
|
|
7177 ind_maxcomment, ind_cpp_baseclass);
|
7
|
7178 break;
|
|
7179 }
|
|
7180 else if (lookfor == LOOKFOR_CPP_BASECLASS)
|
|
7181 {
|
|
7182 /* only look, whether there is a cpp base class
|
827
|
7183 * declaration or initialization before the opening brace.
|
|
7184 */
|
7
|
7185 if (cin_isterminated(l, TRUE, FALSE))
|
|
7186 break;
|
|
7187 else
|
|
7188 continue;
|
|
7189 }
|
|
7190
|
|
7191 /*
|
|
7192 * What happens next depends on the line being terminated.
|
|
7193 * If terminated with a ',' only consider it terminating if
|
1224
|
7194 * there is another unterminated statement behind, eg:
|
7
|
7195 * 123,
|
|
7196 * sizeof
|
|
7197 * here
|
|
7198 * Otherwise check whether it is a enumeration or structure
|
|
7199 * initialisation (not indented) or a variable declaration
|
|
7200 * (indented).
|
|
7201 */
|
|
7202 terminated = cin_isterminated(l, FALSE, TRUE);
|
|
7203
|
|
7204 if (terminated == 0 || (lookfor != LOOKFOR_UNTERM
|
|
7205 && terminated == ','))
|
|
7206 {
|
|
7207 /*
|
|
7208 * if we're in the middle of a paren thing,
|
|
7209 * go back to the line that starts it so
|
|
7210 * we can get the right prevailing indent
|
|
7211 * if ( foo &&
|
|
7212 * bar )
|
|
7213 */
|
|
7214 /*
|
|
7215 * position the cursor over the rightmost paren, so that
|
|
7216 * matching it will take us back to the start of the line.
|
|
7217 */
|
|
7218 (void)find_last_paren(l, '(', ')');
|
|
7219 trypos = find_match_paren(
|
|
7220 corr_ind_maxparen(ind_maxparen, &cur_curpos),
|
|
7221 ind_maxcomment);
|
|
7222
|
|
7223 /*
|
|
7224 * If we are looking for ',', we also look for matching
|
|
7225 * braces.
|
|
7226 */
|
828
|
7227 if (trypos == NULL && terminated == ','
|
|
7228 && find_last_paren(l, '{', '}'))
|
7
|
7229 trypos = find_start_brace(ind_maxcomment);
|
|
7230
|
|
7231 if (trypos != NULL)
|
|
7232 {
|
|
7233 /*
|
|
7234 * Check if we are on a case label now. This is
|
|
7235 * handled above.
|
|
7236 * case xx: if ( asdf &&
|
|
7237 * asdf)
|
|
7238 */
|
1550
|
7239 curwin->w_cursor = *trypos;
|
7
|
7240 l = ml_get_curline();
|
|
7241 if (cin_iscase(l) || cin_isscopedecl(l))
|
|
7242 {
|
|
7243 ++curwin->w_cursor.lnum;
|
1550
|
7244 curwin->w_cursor.col = 0;
|
7
|
7245 continue;
|
|
7246 }
|
|
7247 }
|
|
7248
|
|
7249 /*
|
|
7250 * Skip over continuation lines to find the one to get the
|
|
7251 * indent from
|
|
7252 * char *usethis = "bla\
|
|
7253 * bla",
|
|
7254 * here;
|
|
7255 */
|
|
7256 if (terminated == ',')
|
|
7257 {
|
|
7258 while (curwin->w_cursor.lnum > 1)
|
|
7259 {
|
|
7260 l = ml_get(curwin->w_cursor.lnum - 1);
|
|
7261 if (*l == NUL || l[STRLEN(l) - 1] != '\\')
|
|
7262 break;
|
|
7263 --curwin->w_cursor.lnum;
|
1550
|
7264 curwin->w_cursor.col = 0;
|
7
|
7265 }
|
|
7266 }
|
|
7267
|
|
7268 /*
|
|
7269 * Get indent and pointer to text for current line,
|
|
7270 * ignoring any jump label. XXX
|
|
7271 */
|
|
7272 cur_amount = skip_label(curwin->w_cursor.lnum,
|
|
7273 &l, ind_maxcomment);
|
|
7274
|
|
7275 /*
|
|
7276 * If this is just above the line we are indenting, and it
|
|
7277 * starts with a '{', line it up with this line.
|
|
7278 * while (not)
|
|
7279 * -> {
|
|
7280 * }
|
|
7281 */
|
|
7282 if (terminated != ',' && lookfor != LOOKFOR_TERM
|
|
7283 && theline[0] == '{')
|
|
7284 {
|
|
7285 amount = cur_amount;
|
|
7286 /*
|
|
7287 * Only add ind_open_extra when the current line
|
|
7288 * doesn't start with a '{', which must have a match
|
|
7289 * in the same line (scope is the same). Probably:
|
|
7290 * { 1, 2 },
|
|
7291 * -> { 3, 4 }
|
|
7292 */
|
|
7293 if (*skipwhite(l) != '{')
|
|
7294 amount += ind_open_extra;
|
|
7295
|
|
7296 if (ind_cpp_baseclass)
|
|
7297 {
|
|
7298 /* have to look back, whether it is a cpp base
|
|
7299 * class declaration or initialization */
|
|
7300 lookfor = LOOKFOR_CPP_BASECLASS;
|
|
7301 continue;
|
|
7302 }
|
|
7303 break;
|
|
7304 }
|
|
7305
|
|
7306 /*
|
|
7307 * Check if we are after an "if", "while", etc.
|
|
7308 * Also allow " } else".
|
|
7309 */
|
|
7310 if (cin_is_cinword(l) || cin_iselse(skipwhite(l)))
|
|
7311 {
|
|
7312 /*
|
|
7313 * Found an unterminated line after an if (), line up
|
|
7314 * with the last one.
|
|
7315 * if (cond)
|
|
7316 * 100 +
|
|
7317 * -> here;
|
|
7318 */
|
|
7319 if (lookfor == LOOKFOR_UNTERM
|
|
7320 || lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
7321 {
|
|
7322 if (cont_amount > 0)
|
|
7323 amount = cont_amount;
|
|
7324 else
|
|
7325 amount += ind_continuation;
|
|
7326 break;
|
|
7327 }
|
|
7328
|
|
7329 /*
|
|
7330 * If this is just above the line we are indenting, we
|
|
7331 * are finished.
|
|
7332 * while (not)
|
|
7333 * -> here;
|
|
7334 * Otherwise this indent can be used when the line
|
|
7335 * before this is terminated.
|
|
7336 * yyy;
|
|
7337 * if (stat)
|
|
7338 * while (not)
|
|
7339 * xxx;
|
|
7340 * -> here;
|
|
7341 */
|
|
7342 amount = cur_amount;
|
|
7343 if (theline[0] == '{')
|
|
7344 amount += ind_open_extra;
|
|
7345 if (lookfor != LOOKFOR_TERM)
|
|
7346 {
|
|
7347 amount += ind_level + ind_no_brace;
|
|
7348 break;
|
|
7349 }
|
|
7350
|
|
7351 /*
|
|
7352 * Special trick: when expecting the while () after a
|
|
7353 * do, line up with the while()
|
|
7354 * do
|
|
7355 * x = 1;
|
|
7356 * -> here
|
|
7357 */
|
|
7358 l = skipwhite(ml_get_curline());
|
|
7359 if (cin_isdo(l))
|
|
7360 {
|
|
7361 if (whilelevel == 0)
|
|
7362 break;
|
|
7363 --whilelevel;
|
|
7364 }
|
|
7365
|
|
7366 /*
|
|
7367 * When searching for a terminated line, don't use the
|
|
7368 * one between the "if" and the "else".
|
|
7369 * Need to use the scope of this "else". XXX
|
|
7370 * If whilelevel != 0 continue looking for a "do {".
|
|
7371 */
|
|
7372 if (cin_iselse(l)
|
|
7373 && whilelevel == 0
|
|
7374 && ((trypos = find_start_brace(ind_maxcomment))
|
|
7375 == NULL
|
|
7376 || find_match(LOOKFOR_IF, trypos->lnum,
|
|
7377 ind_maxparen, ind_maxcomment) == FAIL))
|
|
7378 break;
|
|
7379 }
|
|
7380
|
|
7381 /*
|
|
7382 * If we're below an unterminated line that is not an
|
|
7383 * "if" or something, we may line up with this line or
|
1224
|
7384 * add something for a continuation line, depending on
|
7
|
7385 * the line before this one.
|
|
7386 */
|
|
7387 else
|
|
7388 {
|
|
7389 /*
|
|
7390 * Found two unterminated lines on a row, line up with
|
|
7391 * the last one.
|
|
7392 * c = 99 +
|
|
7393 * 100 +
|
|
7394 * -> here;
|
|
7395 */
|
|
7396 if (lookfor == LOOKFOR_UNTERM)
|
|
7397 {
|
|
7398 /* When line ends in a comma add extra indent */
|
|
7399 if (terminated == ',')
|
|
7400 amount += ind_continuation;
|
|
7401 break;
|
|
7402 }
|
|
7403
|
|
7404 if (lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
7405 {
|
|
7406 /* Found two lines ending in ',', lineup with the
|
|
7407 * lowest one, but check for cpp base class
|
|
7408 * declaration/initialization, if it is an
|
|
7409 * opening brace or we are looking just for
|
|
7410 * enumerations/initializations. */
|
|
7411 if (terminated == ',')
|
|
7412 {
|
|
7413 if (ind_cpp_baseclass == 0)
|
|
7414 break;
|
|
7415
|
|
7416 lookfor = LOOKFOR_CPP_BASECLASS;
|
|
7417 continue;
|
|
7418 }
|
|
7419
|
|
7420 /* Ignore unterminated lines in between, but
|
|
7421 * reduce indent. */
|
|
7422 if (amount > cur_amount)
|
|
7423 amount = cur_amount;
|
|
7424 }
|
|
7425 else
|
|
7426 {
|
|
7427 /*
|
|
7428 * Found first unterminated line on a row, may
|
|
7429 * line up with this line, remember its indent
|
|
7430 * 100 +
|
|
7431 * -> here;
|
|
7432 */
|
|
7433 amount = cur_amount;
|
|
7434
|
|
7435 /*
|
|
7436 * If previous line ends in ',', check whether we
|
|
7437 * are in an initialization or enum
|
|
7438 * struct xxx =
|
|
7439 * {
|
|
7440 * sizeof a,
|
|
7441 * 124 };
|
|
7442 * or a normal possible continuation line.
|
|
7443 * but only, of no other statement has been found
|
|
7444 * yet.
|
|
7445 */
|
|
7446 if (lookfor == LOOKFOR_INITIAL && terminated == ',')
|
|
7447 {
|
|
7448 lookfor = LOOKFOR_ENUM_OR_INIT;
|
|
7449 cont_amount = cin_first_id_amount();
|
|
7450 }
|
|
7451 else
|
|
7452 {
|
|
7453 if (lookfor == LOOKFOR_INITIAL
|
|
7454 && *l != NUL
|
|
7455 && l[STRLEN(l) - 1] == '\\')
|
|
7456 /* XXX */
|
|
7457 cont_amount = cin_get_equal_amount(
|
|
7458 curwin->w_cursor.lnum);
|
|
7459 if (lookfor != LOOKFOR_TERM)
|
|
7460 lookfor = LOOKFOR_UNTERM;
|
|
7461 }
|
|
7462 }
|
|
7463 }
|
|
7464 }
|
|
7465
|
|
7466 /*
|
|
7467 * Check if we are after a while (cond);
|
|
7468 * If so: Ignore until the matching "do".
|
|
7469 */
|
|
7470 /* XXX */
|
829
|
7471 else if (cin_iswhileofdo_end(terminated, ind_maxparen,
|
|
7472 ind_maxcomment))
|
7
|
7473 {
|
|
7474 /*
|
|
7475 * Found an unterminated line after a while ();, line up
|
|
7476 * with the last one.
|
|
7477 * while (cond);
|
|
7478 * 100 + <- line up with this one
|
|
7479 * -> here;
|
|
7480 */
|
|
7481 if (lookfor == LOOKFOR_UNTERM
|
|
7482 || lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
7483 {
|
|
7484 if (cont_amount > 0)
|
|
7485 amount = cont_amount;
|
|
7486 else
|
|
7487 amount += ind_continuation;
|
|
7488 break;
|
|
7489 }
|
|
7490
|
|
7491 if (whilelevel == 0)
|
|
7492 {
|
|
7493 lookfor = LOOKFOR_TERM;
|
|
7494 amount = get_indent(); /* XXX */
|
|
7495 if (theline[0] == '{')
|
|
7496 amount += ind_open_extra;
|
|
7497 }
|
|
7498 ++whilelevel;
|
|
7499 }
|
|
7500
|
|
7501 /*
|
|
7502 * We are after a "normal" statement.
|
|
7503 * If we had another statement we can stop now and use the
|
|
7504 * indent of that other statement.
|
|
7505 * Otherwise the indent of the current statement may be used,
|
|
7506 * search backwards for the next "normal" statement.
|
|
7507 */
|
|
7508 else
|
|
7509 {
|
|
7510 /*
|
|
7511 * Skip single break line, if before a switch label. It
|
|
7512 * may be lined up with the case label.
|
|
7513 */
|
|
7514 if (lookfor == LOOKFOR_NOBREAK
|
|
7515 && cin_isbreak(skipwhite(ml_get_curline())))
|
|
7516 {
|
|
7517 lookfor = LOOKFOR_ANY;
|
|
7518 continue;
|
|
7519 }
|
|
7520
|
|
7521 /*
|
|
7522 * Handle "do {" line.
|
|
7523 */
|
|
7524 if (whilelevel > 0)
|
|
7525 {
|
|
7526 l = cin_skipcomment(ml_get_curline());
|
|
7527 if (cin_isdo(l))
|
|
7528 {
|
|
7529 amount = get_indent(); /* XXX */
|
|
7530 --whilelevel;
|
|
7531 continue;
|
|
7532 }
|
|
7533 }
|
|
7534
|
|
7535 /*
|
|
7536 * Found a terminated line above an unterminated line. Add
|
|
7537 * the amount for a continuation line.
|
|
7538 * x = 1;
|
|
7539 * y = foo +
|
|
7540 * -> here;
|
|
7541 * or
|
|
7542 * int x = 1;
|
|
7543 * int foo,
|
|
7544 * -> here;
|
|
7545 */
|
|
7546 if (lookfor == LOOKFOR_UNTERM
|
|
7547 || lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
7548 {
|
|
7549 if (cont_amount > 0)
|
|
7550 amount = cont_amount;
|
|
7551 else
|
|
7552 amount += ind_continuation;
|
|
7553 break;
|
|
7554 }
|
|
7555
|
|
7556 /*
|
|
7557 * Found a terminated line above a terminated line or "if"
|
|
7558 * etc. line. Use the amount of the line below us.
|
|
7559 * x = 1; x = 1;
|
|
7560 * if (asdf) y = 2;
|
|
7561 * while (asdf) ->here;
|
|
7562 * here;
|
|
7563 * ->foo;
|
|
7564 */
|
|
7565 if (lookfor == LOOKFOR_TERM)
|
|
7566 {
|
|
7567 if (!lookfor_break && whilelevel == 0)
|
|
7568 break;
|
|
7569 }
|
|
7570
|
|
7571 /*
|
|
7572 * First line above the one we're indenting is terminated.
|
|
7573 * To know what needs to be done look further backward for
|
|
7574 * a terminated line.
|
|
7575 */
|
|
7576 else
|
|
7577 {
|
|
7578 /*
|
|
7579 * position the cursor over the rightmost paren, so
|
|
7580 * that matching it will take us back to the start of
|
|
7581 * the line. Helps for:
|
|
7582 * func(asdr,
|
|
7583 * asdfasdf);
|
|
7584 * here;
|
|
7585 */
|
|
7586 term_again:
|
|
7587 l = ml_get_curline();
|
|
7588 if (find_last_paren(l, '(', ')')
|
|
7589 && (trypos = find_match_paren(ind_maxparen,
|
|
7590 ind_maxcomment)) != NULL)
|
|
7591 {
|
|
7592 /*
|
|
7593 * Check if we are on a case label now. This is
|
|
7594 * handled above.
|
|
7595 * case xx: if ( asdf &&
|
|
7596 * asdf)
|
|
7597 */
|
1550
|
7598 curwin->w_cursor = *trypos;
|
7
|
7599 l = ml_get_curline();
|
|
7600 if (cin_iscase(l) || cin_isscopedecl(l))
|
|
7601 {
|
|
7602 ++curwin->w_cursor.lnum;
|
1550
|
7603 curwin->w_cursor.col = 0;
|
7
|
7604 continue;
|
|
7605 }
|
|
7606 }
|
|
7607
|
|
7608 /* When aligning with the case statement, don't align
|
|
7609 * with a statement after it.
|
|
7610 * case 1: { <-- don't use this { position
|
|
7611 * stat;
|
|
7612 * }
|
|
7613 * case 2:
|
|
7614 * stat;
|
|
7615 * }
|
|
7616 */
|
|
7617 iscase = (ind_keep_case_label && cin_iscase(l));
|
|
7618
|
|
7619 /*
|
|
7620 * Get indent and pointer to text for current line,
|
|
7621 * ignoring any jump label.
|
|
7622 */
|
|
7623 amount = skip_label(curwin->w_cursor.lnum,
|
|
7624 &l, ind_maxcomment);
|
|
7625
|
|
7626 if (theline[0] == '{')
|
|
7627 amount += ind_open_extra;
|
|
7628 /* See remark above: "Only add ind_open_extra.." */
|
827
|
7629 l = skipwhite(l);
|
|
7630 if (*l == '{')
|
7
|
7631 amount -= ind_open_extra;
|
|
7632 lookfor = iscase ? LOOKFOR_ANY : LOOKFOR_TERM;
|
|
7633
|
|
7634 /*
|
827
|
7635 * When a terminated line starts with "else" skip to
|
|
7636 * the matching "if":
|
|
7637 * else 3;
|
856
|
7638 * indent this;
|
827
|
7639 * Need to use the scope of this "else". XXX
|
|
7640 * If whilelevel != 0 continue looking for a "do {".
|
|
7641 */
|
|
7642 if (lookfor == LOOKFOR_TERM
|
|
7643 && *l != '}'
|
|
7644 && cin_iselse(l)
|
|
7645 && whilelevel == 0)
|
|
7646 {
|
|
7647 if ((trypos = find_start_brace(ind_maxcomment))
|
|
7648 == NULL
|
|
7649 || find_match(LOOKFOR_IF, trypos->lnum,
|
|
7650 ind_maxparen, ind_maxcomment) == FAIL)
|
|
7651 break;
|
|
7652 continue;
|
|
7653 }
|
|
7654
|
|
7655 /*
|
7
|
7656 * If we're at the end of a block, skip to the start of
|
|
7657 * that block.
|
|
7658 */
|
|
7659 curwin->w_cursor.col = 0;
|
|
7660 if (*cin_skipcomment(l) == '}'
|
|
7661 && (trypos = find_start_brace(ind_maxcomment))
|
|
7662 != NULL) /* XXX */
|
|
7663 {
|
1550
|
7664 curwin->w_cursor = *trypos;
|
7
|
7665 /* if not "else {" check for terminated again */
|
|
7666 /* but skip block for "} else {" */
|
|
7667 l = cin_skipcomment(ml_get_curline());
|
|
7668 if (*l == '}' || !cin_iselse(l))
|
|
7669 goto term_again;
|
|
7670 ++curwin->w_cursor.lnum;
|
1550
|
7671 curwin->w_cursor.col = 0;
|
7
|
7672 }
|
|
7673 }
|
|
7674 }
|
|
7675 }
|
|
7676 }
|
|
7677 }
|
|
7678
|
|
7679 /* add extra indent for a comment */
|
|
7680 if (cin_iscomment(theline))
|
|
7681 amount += ind_comment;
|
|
7682 }
|
|
7683
|
|
7684 /*
|
|
7685 * ok -- we're not inside any sort of structure at all!
|
|
7686 *
|
|
7687 * this means we're at the top level, and everything should
|
|
7688 * basically just match where the previous line is, except
|
|
7689 * for the lines immediately following a function declaration,
|
|
7690 * which are K&R-style parameters and need to be indented.
|
|
7691 */
|
|
7692 else
|
|
7693 {
|
|
7694 /*
|
|
7695 * if our line starts with an open brace, forget about any
|
|
7696 * prevailing indent and make sure it looks like the start
|
|
7697 * of a function
|
|
7698 */
|
|
7699
|
|
7700 if (theline[0] == '{')
|
|
7701 {
|
|
7702 amount = ind_first_open;
|
|
7703 }
|
|
7704
|
|
7705 /*
|
|
7706 * If the NEXT line is a function declaration, the current
|
|
7707 * line needs to be indented as a function type spec.
|
|
7708 * Don't do this if the current line looks like a comment
|
|
7709 * or if the current line is terminated, ie. ends in ';'.
|
|
7710 */
|
|
7711 else if (cur_curpos.lnum < curbuf->b_ml.ml_line_count
|
|
7712 && !cin_nocode(theline)
|
|
7713 && !cin_ends_in(theline, (char_u *)":", NULL)
|
|
7714 && !cin_ends_in(theline, (char_u *)",", NULL)
|
|
7715 && cin_isfuncdecl(NULL, cur_curpos.lnum + 1)
|
|
7716 && !cin_isterminated(theline, FALSE, TRUE))
|
|
7717 {
|
|
7718 amount = ind_func_type;
|
|
7719 }
|
|
7720 else
|
|
7721 {
|
|
7722 amount = 0;
|
|
7723 curwin->w_cursor = cur_curpos;
|
|
7724
|
|
7725 /* search backwards until we find something we recognize */
|
|
7726
|
|
7727 while (curwin->w_cursor.lnum > 1)
|
|
7728 {
|
|
7729 curwin->w_cursor.lnum--;
|
|
7730 curwin->w_cursor.col = 0;
|
|
7731
|
|
7732 l = ml_get_curline();
|
|
7733
|
|
7734 /*
|
|
7735 * If we're in a comment now, skip to the start of the comment.
|
|
7736 */ /* XXX */
|
|
7737 if ((trypos = find_start_comment(ind_maxcomment)) != NULL)
|
|
7738 {
|
|
7739 curwin->w_cursor.lnum = trypos->lnum + 1;
|
1550
|
7740 curwin->w_cursor.col = 0;
|
7
|
7741 continue;
|
|
7742 }
|
|
7743
|
|
7744 /*
|
827
|
7745 * Are we at the start of a cpp base class declaration or
|
|
7746 * constructor initialization?
|
7
|
7747 */ /* XXX */
|
827
|
7748 n = FALSE;
|
|
7749 if (ind_cpp_baseclass != 0 && theline[0] != '{')
|
|
7750 {
|
1336
|
7751 n = cin_is_cpp_baseclass(&col);
|
827
|
7752 l = ml_get_curline();
|
|
7753 }
|
|
7754 if (n)
|
7
|
7755 {
|
828
|
7756 /* XXX */
|
|
7757 amount = get_baseclass_amount(col, ind_maxparen,
|
|
7758 ind_maxcomment, ind_cpp_baseclass);
|
7
|
7759 break;
|
|
7760 }
|
|
7761
|
|
7762 /*
|
|
7763 * Skip preprocessor directives and blank lines.
|
|
7764 */
|
|
7765 if (cin_ispreproc_cont(&l, &curwin->w_cursor.lnum))
|
|
7766 continue;
|
|
7767
|
|
7768 if (cin_nocode(l))
|
|
7769 continue;
|
|
7770
|
|
7771 /*
|
|
7772 * If the previous line ends in ',', use one level of
|
|
7773 * indentation:
|
|
7774 * int foo,
|
|
7775 * bar;
|
|
7776 * do this before checking for '}' in case of eg.
|
|
7777 * enum foobar
|
|
7778 * {
|
|
7779 * ...
|
|
7780 * } foo,
|
|
7781 * bar;
|
|
7782 */
|
|
7783 n = 0;
|
|
7784 if (cin_ends_in(l, (char_u *)",", NULL)
|
|
7785 || (*l != NUL && (n = l[STRLEN(l) - 1]) == '\\'))
|
|
7786 {
|
|
7787 /* take us back to opening paren */
|
|
7788 if (find_last_paren(l, '(', ')')
|
|
7789 && (trypos = find_match_paren(ind_maxparen,
|
|
7790 ind_maxcomment)) != NULL)
|
1550
|
7791 curwin->w_cursor = *trypos;
|
7
|
7792
|
|
7793 /* For a line ending in ',' that is a continuation line go
|
|
7794 * back to the first line with a backslash:
|
|
7795 * char *foo = "bla\
|
|
7796 * bla",
|
|
7797 * here;
|
|
7798 */
|
|
7799 while (n == 0 && curwin->w_cursor.lnum > 1)
|
|
7800 {
|
|
7801 l = ml_get(curwin->w_cursor.lnum - 1);
|
|
7802 if (*l == NUL || l[STRLEN(l) - 1] != '\\')
|
|
7803 break;
|
|
7804 --curwin->w_cursor.lnum;
|
1550
|
7805 curwin->w_cursor.col = 0;
|
7
|
7806 }
|
|
7807
|
|
7808 amount = get_indent(); /* XXX */
|
|
7809
|
|
7810 if (amount == 0)
|
|
7811 amount = cin_first_id_amount();
|
|
7812 if (amount == 0)
|
|
7813 amount = ind_continuation;
|
|
7814 break;
|
|
7815 }
|
|
7816
|
|
7817 /*
|
|
7818 * If the line looks like a function declaration, and we're
|
|
7819 * not in a comment, put it the left margin.
|
|
7820 */
|
|
7821 if (cin_isfuncdecl(NULL, cur_curpos.lnum)) /* XXX */
|
|
7822 break;
|
|
7823 l = ml_get_curline();
|
|
7824
|
|
7825 /*
|
|
7826 * Finding the closing '}' of a previous function. Put
|
|
7827 * current line at the left margin. For when 'cino' has "fs".
|
|
7828 */
|
|
7829 if (*skipwhite(l) == '}')
|
|
7830 break;
|
|
7831
|
|
7832 /* (matching {)
|
|
7833 * If the previous line ends on '};' (maybe followed by
|
|
7834 * comments) align at column 0. For example:
|
|
7835 * char *string_array[] = { "foo",
|
|
7836 * / * x * / "b};ar" }; / * foobar * /
|
|
7837 */
|
|
7838 if (cin_ends_in(l, (char_u *)"};", NULL))
|
|
7839 break;
|
|
7840
|
|
7841 /*
|
|
7842 * If the PREVIOUS line is a function declaration, the current
|
|
7843 * line (and the ones that follow) needs to be indented as
|
|
7844 * parameters.
|
|
7845 */
|
|
7846 if (cin_isfuncdecl(&l, curwin->w_cursor.lnum))
|
|
7847 {
|
|
7848 amount = ind_param;
|
|
7849 break;
|
|
7850 }
|
|
7851
|
|
7852 /*
|
|
7853 * If the previous line ends in ';' and the line before the
|
|
7854 * previous line ends in ',' or '\', ident to column zero:
|
|
7855 * int foo,
|
|
7856 * bar;
|
|
7857 * indent_to_0 here;
|
|
7858 */
|
828
|
7859 if (cin_ends_in(l, (char_u *)";", NULL))
|
7
|
7860 {
|
|
7861 l = ml_get(curwin->w_cursor.lnum - 1);
|
|
7862 if (cin_ends_in(l, (char_u *)",", NULL)
|
|
7863 || (*l != NUL && l[STRLEN(l) - 1] == '\\'))
|
|
7864 break;
|
|
7865 l = ml_get_curline();
|
|
7866 }
|
|
7867
|
|
7868 /*
|
|
7869 * Doesn't look like anything interesting -- so just
|
|
7870 * use the indent of this line.
|
|
7871 *
|
|
7872 * Position the cursor over the rightmost paren, so that
|
|
7873 * matching it will take us back to the start of the line.
|
|
7874 */
|
|
7875 find_last_paren(l, '(', ')');
|
|
7876
|
|
7877 if ((trypos = find_match_paren(ind_maxparen,
|
|
7878 ind_maxcomment)) != NULL)
|
1550
|
7879 curwin->w_cursor = *trypos;
|
7
|
7880 amount = get_indent(); /* XXX */
|
|
7881 break;
|
|
7882 }
|
|
7883
|
|
7884 /* add extra indent for a comment */
|
|
7885 if (cin_iscomment(theline))
|
|
7886 amount += ind_comment;
|
|
7887
|
|
7888 /* add extra indent if the previous line ended in a backslash:
|
|
7889 * "asdfasdf\
|
|
7890 * here";
|
|
7891 * char *foo = "asdf\
|
|
7892 * here";
|
|
7893 */
|
|
7894 if (cur_curpos.lnum > 1)
|
|
7895 {
|
|
7896 l = ml_get(cur_curpos.lnum - 1);
|
|
7897 if (*l != NUL && l[STRLEN(l) - 1] == '\\')
|
|
7898 {
|
|
7899 cur_amount = cin_get_equal_amount(cur_curpos.lnum - 1);
|
|
7900 if (cur_amount > 0)
|
|
7901 amount = cur_amount;
|
|
7902 else if (cur_amount == 0)
|
|
7903 amount += ind_continuation;
|
|
7904 }
|
|
7905 }
|
|
7906 }
|
|
7907 }
|
|
7908
|
|
7909 theend:
|
|
7910 /* put the cursor back where it belongs */
|
|
7911 curwin->w_cursor = cur_curpos;
|
|
7912
|
|
7913 vim_free(linecopy);
|
|
7914
|
|
7915 if (amount < 0)
|
|
7916 return 0;
|
|
7917 return amount;
|
|
7918 }
|
|
7919
|
|
7920 static int
|
|
7921 find_match(lookfor, ourscope, ind_maxparen, ind_maxcomment)
|
|
7922 int lookfor;
|
|
7923 linenr_T ourscope;
|
|
7924 int ind_maxparen;
|
|
7925 int ind_maxcomment;
|
|
7926 {
|
|
7927 char_u *look;
|
|
7928 pos_T *theirscope;
|
|
7929 char_u *mightbeif;
|
|
7930 int elselevel;
|
|
7931 int whilelevel;
|
|
7932
|
|
7933 if (lookfor == LOOKFOR_IF)
|
|
7934 {
|
|
7935 elselevel = 1;
|
|
7936 whilelevel = 0;
|
|
7937 }
|
|
7938 else
|
|
7939 {
|
|
7940 elselevel = 0;
|
|
7941 whilelevel = 1;
|
|
7942 }
|
|
7943
|
|
7944 curwin->w_cursor.col = 0;
|
|
7945
|
|
7946 while (curwin->w_cursor.lnum > ourscope + 1)
|
|
7947 {
|
|
7948 curwin->w_cursor.lnum--;
|
|
7949 curwin->w_cursor.col = 0;
|
|
7950
|
|
7951 look = cin_skipcomment(ml_get_curline());
|
|
7952 if (cin_iselse(look)
|
|
7953 || cin_isif(look)
|
|
7954 || cin_isdo(look) /* XXX */
|
|
7955 || cin_iswhileofdo(look, curwin->w_cursor.lnum, ind_maxparen))
|
|
7956 {
|
|
7957 /*
|
|
7958 * if we've gone outside the braces entirely,
|
|
7959 * we must be out of scope...
|
|
7960 */
|
|
7961 theirscope = find_start_brace(ind_maxcomment); /* XXX */
|
|
7962 if (theirscope == NULL)
|
|
7963 break;
|
|
7964
|
|
7965 /*
|
|
7966 * and if the brace enclosing this is further
|
|
7967 * back than the one enclosing the else, we're
|
|
7968 * out of luck too.
|
|
7969 */
|
|
7970 if (theirscope->lnum < ourscope)
|
|
7971 break;
|
|
7972
|
|
7973 /*
|
|
7974 * and if they're enclosed in a *deeper* brace,
|
|
7975 * then we can ignore it because it's in a
|
|
7976 * different scope...
|
|
7977 */
|
|
7978 if (theirscope->lnum > ourscope)
|
|
7979 continue;
|
|
7980
|
|
7981 /*
|
|
7982 * if it was an "else" (that's not an "else if")
|
|
7983 * then we need to go back to another if, so
|
|
7984 * increment elselevel
|
|
7985 */
|
|
7986 look = cin_skipcomment(ml_get_curline());
|
|
7987 if (cin_iselse(look))
|
|
7988 {
|
|
7989 mightbeif = cin_skipcomment(look + 4);
|
|
7990 if (!cin_isif(mightbeif))
|
|
7991 ++elselevel;
|
|
7992 continue;
|
|
7993 }
|
|
7994
|
|
7995 /*
|
|
7996 * if it was a "while" then we need to go back to
|
|
7997 * another "do", so increment whilelevel. XXX
|
|
7998 */
|
|
7999 if (cin_iswhileofdo(look, curwin->w_cursor.lnum, ind_maxparen))
|
|
8000 {
|
|
8001 ++whilelevel;
|
|
8002 continue;
|
|
8003 }
|
|
8004
|
|
8005 /* If it's an "if" decrement elselevel */
|
|
8006 look = cin_skipcomment(ml_get_curline());
|
|
8007 if (cin_isif(look))
|
|
8008 {
|
|
8009 elselevel--;
|
|
8010 /*
|
|
8011 * When looking for an "if" ignore "while"s that
|
|
8012 * get in the way.
|
|
8013 */
|
|
8014 if (elselevel == 0 && lookfor == LOOKFOR_IF)
|
|
8015 whilelevel = 0;
|
|
8016 }
|
|
8017
|
|
8018 /* If it's a "do" decrement whilelevel */
|
|
8019 if (cin_isdo(look))
|
|
8020 whilelevel--;
|
|
8021
|
|
8022 /*
|
|
8023 * if we've used up all the elses, then
|
|
8024 * this must be the if that we want!
|
|
8025 * match the indent level of that if.
|
|
8026 */
|
|
8027 if (elselevel <= 0 && whilelevel <= 0)
|
|
8028 {
|
|
8029 return OK;
|
|
8030 }
|
|
8031 }
|
|
8032 }
|
|
8033 return FAIL;
|
|
8034 }
|
|
8035
|
|
8036 # if defined(FEAT_EVAL) || defined(PROTO)
|
|
8037 /*
|
|
8038 * Get indent level from 'indentexpr'.
|
|
8039 */
|
|
8040 int
|
|
8041 get_expr_indent()
|
|
8042 {
|
|
8043 int indent;
|
|
8044 pos_T pos;
|
|
8045 int save_State;
|
681
|
8046 int use_sandbox = was_set_insecurely((char_u *)"indentexpr",
|
|
8047 OPT_LOCAL);
|
7
|
8048
|
|
8049 pos = curwin->w_cursor;
|
|
8050 set_vim_var_nr(VV_LNUM, curwin->w_cursor.lnum);
|
634
|
8051 if (use_sandbox)
|
|
8052 ++sandbox;
|
|
8053 ++textlock;
|
7
|
8054 indent = eval_to_number(curbuf->b_p_inde);
|
634
|
8055 if (use_sandbox)
|
|
8056 --sandbox;
|
|
8057 --textlock;
|
7
|
8058
|
|
8059 /* Restore the cursor position so that 'indentexpr' doesn't need to.
|
|
8060 * Pretend to be in Insert mode, allow cursor past end of line for "o"
|
|
8061 * command. */
|
|
8062 save_State = State;
|
|
8063 State = INSERT;
|
|
8064 curwin->w_cursor = pos;
|
|
8065 check_cursor();
|
|
8066 State = save_State;
|
|
8067
|
|
8068 /* If there is an error, just keep the current indent. */
|
|
8069 if (indent < 0)
|
|
8070 indent = get_indent();
|
|
8071
|
|
8072 return indent;
|
|
8073 }
|
|
8074 # endif
|
|
8075
|
|
8076 #endif /* FEAT_CINDENT */
|
|
8077
|
|
8078 #if defined(FEAT_LISP) || defined(PROTO)
|
|
8079
|
|
8080 static int lisp_match __ARGS((char_u *p));
|
|
8081
|
|
8082 static int
|
|
8083 lisp_match(p)
|
|
8084 char_u *p;
|
|
8085 {
|
|
8086 char_u buf[LSIZE];
|
|
8087 int len;
|
|
8088 char_u *word = p_lispwords;
|
|
8089
|
|
8090 while (*word != NUL)
|
|
8091 {
|
|
8092 (void)copy_option_part(&word, buf, LSIZE, ",");
|
|
8093 len = (int)STRLEN(buf);
|
|
8094 if (STRNCMP(buf, p, len) == 0 && p[len] == ' ')
|
|
8095 return TRUE;
|
|
8096 }
|
|
8097 return FALSE;
|
|
8098 }
|
|
8099
|
|
8100 /*
|
|
8101 * When 'p' is present in 'cpoptions, a Vi compatible method is used.
|
|
8102 * The incompatible newer method is quite a bit better at indenting
|
|
8103 * code in lisp-like languages than the traditional one; it's still
|
|
8104 * mostly heuristics however -- Dirk van Deun, dirk@rave.org
|
|
8105 *
|
|
8106 * TODO:
|
|
8107 * Findmatch() should be adapted for lisp, also to make showmatch
|
|
8108 * work correctly: now (v5.3) it seems all C/C++ oriented:
|
|
8109 * - it does not recognize the #\( and #\) notations as character literals
|
|
8110 * - it doesn't know about comments starting with a semicolon
|
|
8111 * - it incorrectly interprets '(' as a character literal
|
|
8112 * All this messes up get_lisp_indent in some rare cases.
|
14
|
8113 * Update from Sergey Khorev:
|
|
8114 * I tried to fix the first two issues.
|
7
|
8115 */
|
|
8116 int
|
|
8117 get_lisp_indent()
|
|
8118 {
|
14
|
8119 pos_T *pos, realpos, paren;
|
7
|
8120 int amount;
|
|
8121 char_u *that;
|
|
8122 colnr_T col;
|
|
8123 colnr_T firsttry;
|
|
8124 int parencount, quotecount;
|
|
8125 int vi_lisp;
|
|
8126
|
|
8127 /* Set vi_lisp to use the vi-compatible method */
|
|
8128 vi_lisp = (vim_strchr(p_cpo, CPO_LISP) != NULL);
|
|
8129
|
|
8130 realpos = curwin->w_cursor;
|
|
8131 curwin->w_cursor.col = 0;
|
|
8132
|
14
|
8133 if ((pos = findmatch(NULL, '(')) == NULL)
|
|
8134 pos = findmatch(NULL, '[');
|
|
8135 else
|
|
8136 {
|
|
8137 paren = *pos;
|
|
8138 pos = findmatch(NULL, '[');
|
|
8139 if (pos == NULL || ltp(pos, &paren))
|
|
8140 pos = &paren;
|
|
8141 }
|
|
8142 if (pos != NULL)
|
7
|
8143 {
|
|
8144 /* Extra trick: Take the indent of the first previous non-white
|
|
8145 * line that is at the same () level. */
|
|
8146 amount = -1;
|
|
8147 parencount = 0;
|
|
8148
|
|
8149 while (--curwin->w_cursor.lnum >= pos->lnum)
|
|
8150 {
|
|
8151 if (linewhite(curwin->w_cursor.lnum))
|
|
8152 continue;
|
|
8153 for (that = ml_get_curline(); *that != NUL; ++that)
|
|
8154 {
|
|
8155 if (*that == ';')
|
|
8156 {
|
|
8157 while (*(that + 1) != NUL)
|
|
8158 ++that;
|
|
8159 continue;
|
|
8160 }
|
|
8161 if (*that == '\\')
|
|
8162 {
|
|
8163 if (*(that + 1) != NUL)
|
|
8164 ++that;
|
|
8165 continue;
|
|
8166 }
|
|
8167 if (*that == '"' && *(that + 1) != NUL)
|
|
8168 {
|
983
|
8169 while (*++that && *that != '"')
|
|
8170 {
|
|
8171 /* skipping escaped characters in the string */
|
|
8172 if (*that == '\\')
|
|
8173 {
|
|
8174 if (*++that == NUL)
|
|
8175 break;
|
|
8176 if (that[1] == NUL)
|
|
8177 {
|
|
8178 ++that;
|
|
8179 break;
|
|
8180 }
|
|
8181 }
|
|
8182 }
|
7
|
8183 }
|
14
|
8184 if (*that == '(' || *that == '[')
|
7
|
8185 ++parencount;
|
14
|
8186 else if (*that == ')' || *that == ']')
|
7
|
8187 --parencount;
|
|
8188 }
|
|
8189 if (parencount == 0)
|
|
8190 {
|
|
8191 amount = get_indent();
|
|
8192 break;
|
|
8193 }
|
|
8194 }
|
|
8195
|
|
8196 if (amount == -1)
|
|
8197 {
|
|
8198 curwin->w_cursor.lnum = pos->lnum;
|
|
8199 curwin->w_cursor.col = pos->col;
|
|
8200 col = pos->col;
|
|
8201
|
|
8202 that = ml_get_curline();
|
|
8203
|
|
8204 if (vi_lisp && get_indent() == 0)
|
|
8205 amount = 2;
|
|
8206 else
|
|
8207 {
|
|
8208 amount = 0;
|
|
8209 while (*that && col)
|
|
8210 {
|
|
8211 amount += lbr_chartabsize_adv(&that, (colnr_T)amount);
|
|
8212 col--;
|
|
8213 }
|
|
8214
|
|
8215 /*
|
|
8216 * Some keywords require "body" indenting rules (the
|
|
8217 * non-standard-lisp ones are Scheme special forms):
|
|
8218 *
|
|
8219 * (let ((a 1)) instead (let ((a 1))
|
|
8220 * (...)) of (...))
|
|
8221 */
|
|
8222
|
14
|
8223 if (!vi_lisp && (*that == '(' || *that == '[')
|
|
8224 && lisp_match(that + 1))
|
7
|
8225 amount += 2;
|
|
8226 else
|
|
8227 {
|
|
8228 that++;
|
|
8229 amount++;
|
|
8230 firsttry = amount;
|
|
8231
|
|
8232 while (vim_iswhite(*that))
|
|
8233 {
|
|
8234 amount += lbr_chartabsize(that, (colnr_T)amount);
|
|
8235 ++that;
|
|
8236 }
|
|
8237
|
|
8238 if (*that && *that != ';') /* not a comment line */
|
|
8239 {
|
1532
|
8240 /* test *that != '(' to accommodate first let/do
|
7
|
8241 * argument if it is more than one line */
|
14
|
8242 if (!vi_lisp && *that != '(' && *that != '[')
|
7
|
8243 firsttry++;
|
|
8244
|
|
8245 parencount = 0;
|
|
8246 quotecount = 0;
|
|
8247
|
|
8248 if (vi_lisp
|
|
8249 || (*that != '"'
|
|
8250 && *that != '\''
|
|
8251 && *that != '#'
|
|
8252 && (*that < '0' || *that > '9')))
|
|
8253 {
|
|
8254 while (*that
|
|
8255 && (!vim_iswhite(*that)
|
|
8256 || quotecount
|
|
8257 || parencount)
|
14
|
8258 && (!((*that == '(' || *that == '[')
|
7
|
8259 && !quotecount
|
|
8260 && !parencount
|
|
8261 && vi_lisp)))
|
|
8262 {
|
|
8263 if (*that == '"')
|
|
8264 quotecount = !quotecount;
|
14
|
8265 if ((*that == '(' || *that == '[')
|
|
8266 && !quotecount)
|
7
|
8267 ++parencount;
|
14
|
8268 if ((*that == ')' || *that == ']')
|
|
8269 && !quotecount)
|
7
|
8270 --parencount;
|
|
8271 if (*that == '\\' && *(that+1) != NUL)
|
|
8272 amount += lbr_chartabsize_adv(&that,
|
|
8273 (colnr_T)amount);
|
|
8274 amount += lbr_chartabsize_adv(&that,
|
|
8275 (colnr_T)amount);
|
|
8276 }
|
|
8277 }
|
|
8278 while (vim_iswhite(*that))
|
|
8279 {
|
|
8280 amount += lbr_chartabsize(that, (colnr_T)amount);
|
|
8281 that++;
|
|
8282 }
|
|
8283 if (!*that || *that == ';')
|
|
8284 amount = firsttry;
|
|
8285 }
|
|
8286 }
|
|
8287 }
|
|
8288 }
|
|
8289 }
|
|
8290 else
|
14
|
8291 amount = 0; /* no matching '(' or '[' found, use zero indent */
|
7
|
8292
|
|
8293 curwin->w_cursor = realpos;
|
|
8294
|
|
8295 return amount;
|
|
8296 }
|
|
8297 #endif /* FEAT_LISP */
|
|
8298
|
|
8299 void
|
|
8300 prepare_to_exit()
|
|
8301 {
|
39
|
8302 #if defined(SIGHUP) && defined(SIG_IGN)
|
|
8303 /* Ignore SIGHUP, because a dropped connection causes a read error, which
|
|
8304 * makes Vim exit and then handling SIGHUP causes various reentrance
|
|
8305 * problems. */
|
36
|
8306 signal(SIGHUP, SIG_IGN);
|
|
8307 #endif
|
|
8308
|
7
|
8309 #ifdef FEAT_GUI
|
|
8310 if (gui.in_use)
|
|
8311 {
|
|
8312 gui.dying = TRUE;
|
|
8313 out_trash(); /* trash any pending output */
|
|
8314 }
|
|
8315 else
|
|
8316 #endif
|
|
8317 {
|
|
8318 windgoto((int)Rows - 1, 0);
|
|
8319
|
|
8320 /*
|
|
8321 * Switch terminal mode back now, so messages end up on the "normal"
|
|
8322 * screen (if there are two screens).
|
|
8323 */
|
|
8324 settmode(TMODE_COOK);
|
|
8325 #ifdef WIN3264
|
|
8326 if (can_end_termcap_mode(FALSE) == TRUE)
|
|
8327 #endif
|
|
8328 stoptermcap();
|
|
8329 out_flush();
|
|
8330 }
|
|
8331 }
|
|
8332
|
|
8333 /*
|
|
8334 * Preserve files and exit.
|
|
8335 * When called IObuff must contain a message.
|
|
8336 */
|
|
8337 void
|
|
8338 preserve_exit()
|
|
8339 {
|
|
8340 buf_T *buf;
|
|
8341
|
|
8342 prepare_to_exit();
|
|
8343
|
625
|
8344 /* Setting this will prevent free() calls. That avoids calling free()
|
|
8345 * recursively when free() was invoked with a bad pointer. */
|
|
8346 really_exiting = TRUE;
|
|
8347
|
7
|
8348 out_str(IObuff);
|
|
8349 screen_start(); /* don't know where cursor is now */
|
|
8350 out_flush();
|
|
8351
|
|
8352 ml_close_notmod(); /* close all not-modified buffers */
|
|
8353
|
|
8354 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
8355 {
|
|
8356 if (buf->b_ml.ml_mfp != NULL && buf->b_ml.ml_mfp->mf_fname != NULL)
|
|
8357 {
|
|
8358 OUT_STR(_("Vim: preserving files...\n"));
|
|
8359 screen_start(); /* don't know where cursor is now */
|
|
8360 out_flush();
|
|
8361 ml_sync_all(FALSE, FALSE); /* preserve all swap files */
|
|
8362 break;
|
|
8363 }
|
|
8364 }
|
|
8365
|
|
8366 ml_close_all(FALSE); /* close all memfiles, without deleting */
|
|
8367
|
|
8368 OUT_STR(_("Vim: Finished.\n"));
|
|
8369
|
|
8370 getout(1);
|
|
8371 }
|
|
8372
|
|
8373 /*
|
|
8374 * return TRUE if "fname" exists.
|
|
8375 */
|
|
8376 int
|
|
8377 vim_fexists(fname)
|
|
8378 char_u *fname;
|
|
8379 {
|
|
8380 struct stat st;
|
|
8381
|
|
8382 if (mch_stat((char *)fname, &st))
|
|
8383 return FALSE;
|
|
8384 return TRUE;
|
|
8385 }
|
|
8386
|
|
8387 /*
|
|
8388 * Check for CTRL-C pressed, but only once in a while.
|
|
8389 * Should be used instead of ui_breakcheck() for functions that check for
|
|
8390 * each line in the file. Calling ui_breakcheck() each time takes too much
|
|
8391 * time, because it can be a system call.
|
|
8392 */
|
|
8393
|
|
8394 #ifndef BREAKCHECK_SKIP
|
|
8395 # ifdef FEAT_GUI /* assume the GUI only runs on fast computers */
|
|
8396 # define BREAKCHECK_SKIP 200
|
|
8397 # else
|
|
8398 # define BREAKCHECK_SKIP 32
|
|
8399 # endif
|
|
8400 #endif
|
|
8401
|
|
8402 static int breakcheck_count = 0;
|
|
8403
|
|
8404 void
|
|
8405 line_breakcheck()
|
|
8406 {
|
|
8407 if (++breakcheck_count >= BREAKCHECK_SKIP)
|
|
8408 {
|
|
8409 breakcheck_count = 0;
|
|
8410 ui_breakcheck();
|
|
8411 }
|
|
8412 }
|
|
8413
|
|
8414 /*
|
|
8415 * Like line_breakcheck() but check 10 times less often.
|
|
8416 */
|
|
8417 void
|
|
8418 fast_breakcheck()
|
|
8419 {
|
|
8420 if (++breakcheck_count >= BREAKCHECK_SKIP * 10)
|
|
8421 {
|
|
8422 breakcheck_count = 0;
|
|
8423 ui_breakcheck();
|
|
8424 }
|
|
8425 }
|
|
8426
|
|
8427 /*
|
|
8428 * Expand wildcards. Calls gen_expand_wildcards() and removes files matching
|
|
8429 * 'wildignore'.
|
714
|
8430 * Returns OK or FAIL.
|
7
|
8431 */
|
|
8432 int
|
|
8433 expand_wildcards(num_pat, pat, num_file, file, flags)
|
|
8434 int num_pat; /* number of input patterns */
|
|
8435 char_u **pat; /* array of input patterns */
|
|
8436 int *num_file; /* resulting number of files */
|
|
8437 char_u ***file; /* array of resulting files */
|
|
8438 int flags; /* EW_DIR, etc. */
|
|
8439 {
|
|
8440 int retval;
|
|
8441 int i, j;
|
|
8442 char_u *p;
|
|
8443 int non_suf_match; /* number without matching suffix */
|
|
8444
|
|
8445 retval = gen_expand_wildcards(num_pat, pat, num_file, file, flags);
|
|
8446
|
|
8447 /* When keeping all matches, return here */
|
|
8448 if (flags & EW_KEEPALL)
|
|
8449 return retval;
|
|
8450
|
|
8451 #ifdef FEAT_WILDIGN
|
|
8452 /*
|
|
8453 * Remove names that match 'wildignore'.
|
|
8454 */
|
|
8455 if (*p_wig)
|
|
8456 {
|
|
8457 char_u *ffname;
|
|
8458
|
|
8459 /* check all files in (*file)[] */
|
|
8460 for (i = 0; i < *num_file; ++i)
|
|
8461 {
|
|
8462 ffname = FullName_save((*file)[i], FALSE);
|
|
8463 if (ffname == NULL) /* out of memory */
|
|
8464 break;
|
|
8465 # ifdef VMS
|
|
8466 vms_remove_version(ffname);
|
|
8467 # endif
|
|
8468 if (match_file_list(p_wig, (*file)[i], ffname))
|
|
8469 {
|
|
8470 /* remove this matching file from the list */
|
|
8471 vim_free((*file)[i]);
|
|
8472 for (j = i; j + 1 < *num_file; ++j)
|
|
8473 (*file)[j] = (*file)[j + 1];
|
|
8474 --*num_file;
|
|
8475 --i;
|
|
8476 }
|
|
8477 vim_free(ffname);
|
|
8478 }
|
|
8479 }
|
|
8480 #endif
|
|
8481
|
|
8482 /*
|
|
8483 * Move the names where 'suffixes' match to the end.
|
|
8484 */
|
|
8485 if (*num_file > 1)
|
|
8486 {
|
|
8487 non_suf_match = 0;
|
|
8488 for (i = 0; i < *num_file; ++i)
|
|
8489 {
|
|
8490 if (!match_suffix((*file)[i]))
|
|
8491 {
|
|
8492 /*
|
|
8493 * Move the name without matching suffix to the front
|
|
8494 * of the list.
|
|
8495 */
|
|
8496 p = (*file)[i];
|
|
8497 for (j = i; j > non_suf_match; --j)
|
|
8498 (*file)[j] = (*file)[j - 1];
|
|
8499 (*file)[non_suf_match++] = p;
|
|
8500 }
|
|
8501 }
|
|
8502 }
|
|
8503
|
|
8504 return retval;
|
|
8505 }
|
|
8506
|
|
8507 /*
|
|
8508 * Return TRUE if "fname" matches with an entry in 'suffixes'.
|
|
8509 */
|
|
8510 int
|
|
8511 match_suffix(fname)
|
|
8512 char_u *fname;
|
|
8513 {
|
|
8514 int fnamelen, setsuflen;
|
|
8515 char_u *setsuf;
|
|
8516 #define MAXSUFLEN 30 /* maximum length of a file suffix */
|
|
8517 char_u suf_buf[MAXSUFLEN];
|
|
8518
|
|
8519 fnamelen = (int)STRLEN(fname);
|
|
8520 setsuflen = 0;
|
|
8521 for (setsuf = p_su; *setsuf; )
|
|
8522 {
|
|
8523 setsuflen = copy_option_part(&setsuf, suf_buf, MAXSUFLEN, ".,");
|
|
8524 if (fnamelen >= setsuflen
|
|
8525 && fnamencmp(suf_buf, fname + fnamelen - setsuflen,
|
|
8526 (size_t)setsuflen) == 0)
|
|
8527 break;
|
|
8528 setsuflen = 0;
|
|
8529 }
|
|
8530 return (setsuflen != 0);
|
|
8531 }
|
|
8532
|
|
8533 #if !defined(NO_EXPANDPATH) || defined(PROTO)
|
|
8534
|
|
8535 # ifdef VIM_BACKTICK
|
|
8536 static int vim_backtick __ARGS((char_u *p));
|
|
8537 static int expand_backtick __ARGS((garray_T *gap, char_u *pat, int flags));
|
|
8538 # endif
|
|
8539
|
|
8540 # if defined(MSDOS) || defined(FEAT_GUI_W16) || defined(WIN3264)
|
|
8541 /*
|
|
8542 * File name expansion code for MS-DOS, Win16 and Win32. It's here because
|
|
8543 * it's shared between these systems.
|
|
8544 */
|
|
8545 # if defined(DJGPP) || defined(PROTO)
|
|
8546 # define _cdecl /* DJGPP doesn't have this */
|
|
8547 # else
|
|
8548 # ifdef __BORLANDC__
|
|
8549 # define _cdecl _RTLENTRYF
|
|
8550 # endif
|
|
8551 # endif
|
|
8552
|
|
8553 /*
|
|
8554 * comparison function for qsort in dos_expandpath()
|
|
8555 */
|
|
8556 static int _cdecl
|
|
8557 pstrcmp(const void *a, const void *b)
|
|
8558 {
|
39
|
8559 return (pathcmp(*(char **)a, *(char **)b, -1));
|
7
|
8560 }
|
|
8561
|
|
8562 # ifndef WIN3264
|
|
8563 static void
|
|
8564 namelowcpy(
|
|
8565 char_u *d,
|
|
8566 char_u *s)
|
|
8567 {
|
|
8568 # ifdef DJGPP
|
|
8569 if (USE_LONG_FNAME) /* don't lower case on Windows 95/NT systems */
|
|
8570 while (*s)
|
|
8571 *d++ = *s++;
|
|
8572 else
|
|
8573 # endif
|
|
8574 while (*s)
|
|
8575 *d++ = TOLOWER_LOC(*s++);
|
|
8576 *d = NUL;
|
|
8577 }
|
|
8578 # endif
|
|
8579
|
|
8580 /*
|
445
|
8581 * Recursively expand one path component into all matching files and/or
|
|
8582 * directories. Adds matches to "gap". Handles "*", "?", "[a-z]", "**", etc.
|
7
|
8583 * Return the number of matches found.
|
|
8584 * "path" has backslashes before chars that are not to be expanded, starting
|
|
8585 * at "path[wildoff]".
|
445
|
8586 * Return the number of matches found.
|
|
8587 * NOTE: much of this is identical to unix_expandpath(), keep in sync!
|
7
|
8588 */
|
|
8589 static int
|
|
8590 dos_expandpath(
|
|
8591 garray_T *gap,
|
|
8592 char_u *path,
|
|
8593 int wildoff,
|
445
|
8594 int flags, /* EW_* flags */
|
1224
|
8595 int didstar) /* expanded "**" once already */
|
445
|
8596 {
|
|
8597 char_u *buf;
|
|
8598 char_u *path_end;
|
|
8599 char_u *p, *s, *e;
|
|
8600 int start_len = gap->ga_len;
|
|
8601 char_u *pat;
|
|
8602 regmatch_T regmatch;
|
|
8603 int starts_with_dot;
|
|
8604 int matches;
|
|
8605 int len;
|
|
8606 int starstar = FALSE;
|
|
8607 static int stardepth = 0; /* depth for "**" expansion */
|
7
|
8608 #ifdef WIN3264
|
|
8609 WIN32_FIND_DATA fb;
|
|
8610 HANDLE hFind = (HANDLE)0;
|
|
8611 # ifdef FEAT_MBYTE
|
|
8612 WIN32_FIND_DATAW wfb;
|
|
8613 WCHAR *wn = NULL; /* UCS-2 name, NULL when not used. */
|
|
8614 # endif
|
|
8615 #else
|
|
8616 struct ffblk fb;
|
|
8617 #endif
|
|
8618 char_u *matchname;
|
445
|
8619 int ok;
|
|
8620
|
|
8621 /* Expanding "**" may take a long time, check for CTRL-C. */
|
|
8622 if (stardepth > 0)
|
|
8623 {
|
|
8624 ui_breakcheck();
|
|
8625 if (got_int)
|
|
8626 return 0;
|
|
8627 }
|
7
|
8628
|
|
8629 /* make room for file name */
|
445
|
8630 buf = alloc((int)STRLEN(path) + BASENAMELEN + 5);
|
7
|
8631 if (buf == NULL)
|
|
8632 return 0;
|
|
8633
|
|
8634 /*
|
|
8635 * Find the first part in the path name that contains a wildcard or a ~1.
|
|
8636 * Copy it into buf, including the preceding characters.
|
|
8637 */
|
|
8638 p = buf;
|
|
8639 s = buf;
|
|
8640 e = NULL;
|
|
8641 path_end = path;
|
|
8642 while (*path_end != NUL)
|
|
8643 {
|
|
8644 /* May ignore a wildcard that has a backslash before it; it will
|
|
8645 * be removed by rem_backslash() or file_pat_to_reg_pat() below. */
|
|
8646 if (path_end >= path + wildoff && rem_backslash(path_end))
|
|
8647 *p++ = *path_end++;
|
|
8648 else if (*path_end == '\\' || *path_end == ':' || *path_end == '/')
|
|
8649 {
|
|
8650 if (e != NULL)
|
|
8651 break;
|
|
8652 s = p + 1;
|
|
8653 }
|
|
8654 else if (path_end >= path + wildoff
|
|
8655 && vim_strchr((char_u *)"*?[~", *path_end) != NULL)
|
|
8656 e = p;
|
|
8657 #ifdef FEAT_MBYTE
|
|
8658 if (has_mbyte)
|
|
8659 {
|
474
|
8660 len = (*mb_ptr2len)(path_end);
|
7
|
8661 STRNCPY(p, path_end, len);
|
|
8662 p += len;
|
|
8663 path_end += len;
|
|
8664 }
|
|
8665 else
|
|
8666 #endif
|
|
8667 *p++ = *path_end++;
|
|
8668 }
|
|
8669 e = p;
|
|
8670 *e = NUL;
|
|
8671
|
|
8672 /* now we have one wildcard component between s and e */
|
|
8673 /* Remove backslashes between "wildoff" and the start of the wildcard
|
|
8674 * component. */
|
|
8675 for (p = buf + wildoff; p < s; ++p)
|
|
8676 if (rem_backslash(p))
|
|
8677 {
|
1341
|
8678 mch_memmove(p, p + 1, STRLEN(p));
|
7
|
8679 --e;
|
|
8680 --s;
|
|
8681 }
|
|
8682
|
445
|
8683 /* Check for "**" between "s" and "e". */
|
|
8684 for (p = s; p < e; ++p)
|
|
8685 if (p[0] == '*' && p[1] == '*')
|
|
8686 starstar = TRUE;
|
|
8687
|
7
|
8688 starts_with_dot = (*s == '.');
|
|
8689 pat = file_pat_to_reg_pat(s, e, NULL, FALSE);
|
|
8690 if (pat == NULL)
|
|
8691 {
|
|
8692 vim_free(buf);
|
|
8693 return 0;
|
|
8694 }
|
|
8695
|
|
8696 /* compile the regexp into a program */
|
|
8697 regmatch.rm_ic = TRUE; /* Always ignore case */
|
|
8698 regmatch.regprog = vim_regcomp(pat, RE_MAGIC);
|
|
8699 vim_free(pat);
|
|
8700
|
|
8701 if (regmatch.regprog == NULL)
|
|
8702 {
|
|
8703 vim_free(buf);
|
|
8704 return 0;
|
|
8705 }
|
|
8706
|
|
8707 /* remember the pattern or file name being looked for */
|
|
8708 matchname = vim_strsave(s);
|
|
8709
|
445
|
8710 /* If "**" is by itself, this is the first time we encounter it and more
|
|
8711 * is following then find matches without any directory. */
|
|
8712 if (!didstar && stardepth < 100 && starstar && e - s == 2
|
|
8713 && *path_end == '/')
|
|
8714 {
|
|
8715 STRCPY(s, path_end + 1);
|
|
8716 ++stardepth;
|
|
8717 (void)dos_expandpath(gap, buf, (int)(s - buf), flags, TRUE);
|
|
8718 --stardepth;
|
|
8719 }
|
|
8720
|
7
|
8721 /* Scan all files in the directory with "dir/ *.*" */
|
|
8722 STRCPY(s, "*.*");
|
|
8723 #ifdef WIN3264
|
|
8724 # ifdef FEAT_MBYTE
|
|
8725 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage)
|
|
8726 {
|
|
8727 /* The active codepage differs from 'encoding'. Attempt using the
|
|
8728 * wide function. If it fails because it is not implemented fall back
|
|
8729 * to the non-wide version (for Windows 98) */
|
|
8730 wn = enc_to_ucs2(buf, NULL);
|
|
8731 if (wn != NULL)
|
|
8732 {
|
|
8733 hFind = FindFirstFileW(wn, &wfb);
|
|
8734 if (hFind == INVALID_HANDLE_VALUE
|
|
8735 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
|
|
8736 {
|
|
8737 vim_free(wn);
|
|
8738 wn = NULL;
|
|
8739 }
|
|
8740 }
|
|
8741 }
|
|
8742
|
|
8743 if (wn == NULL)
|
|
8744 # endif
|
|
8745 hFind = FindFirstFile(buf, &fb);
|
|
8746 ok = (hFind != INVALID_HANDLE_VALUE);
|
|
8747 #else
|
|
8748 /* If we are expanding wildcards we try both files and directories */
|
|
8749 ok = (findfirst((char *)buf, &fb,
|
|
8750 (*path_end != NUL || (flags & EW_DIR)) ? FA_DIREC : 0) == 0);
|
|
8751 #endif
|
|
8752
|
|
8753 while (ok)
|
|
8754 {
|
|
8755 #ifdef WIN3264
|
|
8756 # ifdef FEAT_MBYTE
|
|
8757 if (wn != NULL)
|
|
8758 p = ucs2_to_enc(wfb.cFileName, NULL); /* p is allocated here */
|
|
8759 else
|
|
8760 # endif
|
|
8761 p = (char_u *)fb.cFileName;
|
|
8762 #else
|
|
8763 p = (char_u *)fb.ff_name;
|
|
8764 #endif
|
|
8765 /* Ignore entries starting with a dot, unless when asked for. Accept
|
|
8766 * all entries found with "matchname". */
|
|
8767 if ((p[0] != '.' || starts_with_dot)
|
|
8768 && (matchname == NULL
|
|
8769 || vim_regexec(®match, p, (colnr_T)0)))
|
|
8770 {
|
|
8771 #ifdef WIN3264
|
|
8772 STRCPY(s, p);
|
|
8773 #else
|
|
8774 namelowcpy(s, p);
|
|
8775 #endif
|
|
8776 len = (int)STRLEN(buf);
|
445
|
8777
|
|
8778 if (starstar && stardepth < 100)
|
|
8779 {
|
|
8780 /* For "**" in the pattern first go deeper in the tree to
|
|
8781 * find matches. */
|
|
8782 STRCPY(buf + len, "/**");
|
|
8783 STRCPY(buf + len + 3, path_end);
|
|
8784 ++stardepth;
|
|
8785 (void)dos_expandpath(gap, buf, len + 1, flags, TRUE);
|
|
8786 --stardepth;
|
|
8787 }
|
|
8788
|
7
|
8789 STRCPY(buf + len, path_end);
|
|
8790 if (mch_has_exp_wildcard(path_end))
|
|
8791 {
|
|
8792 /* need to expand another component of the path */
|
|
8793 /* remove backslashes for the remaining components only */
|
445
|
8794 (void)dos_expandpath(gap, buf, len + 1, flags, FALSE);
|
7
|
8795 }
|
|
8796 else
|
|
8797 {
|
|
8798 /* no more wildcards, check if there is a match */
|
|
8799 /* remove backslashes for the remaining components only */
|
|
8800 if (*path_end != 0)
|
|
8801 backslash_halve(buf + len + 1);
|
|
8802 if (mch_getperm(buf) >= 0) /* add existing file */
|
|
8803 addfile(gap, buf, flags);
|
|
8804 }
|
|
8805 }
|
|
8806
|
|
8807 #ifdef WIN3264
|
|
8808 # ifdef FEAT_MBYTE
|
|
8809 if (wn != NULL)
|
|
8810 {
|
|
8811 vim_free(p);
|
|
8812 ok = FindNextFileW(hFind, &wfb);
|
|
8813 }
|
|
8814 else
|
|
8815 # endif
|
|
8816 ok = FindNextFile(hFind, &fb);
|
|
8817 #else
|
|
8818 ok = (findnext(&fb) == 0);
|
|
8819 #endif
|
|
8820
|
|
8821 /* If no more matches and no match was used, try expanding the name
|
|
8822 * itself. Finds the long name of a short filename. */
|
|
8823 if (!ok && matchname != NULL && gap->ga_len == start_len)
|
|
8824 {
|
|
8825 STRCPY(s, matchname);
|
|
8826 #ifdef WIN3264
|
|
8827 FindClose(hFind);
|
|
8828 # ifdef FEAT_MBYTE
|
|
8829 if (wn != NULL)
|
|
8830 {
|
|
8831 vim_free(wn);
|
|
8832 wn = enc_to_ucs2(buf, NULL);
|
|
8833 if (wn != NULL)
|
|
8834 hFind = FindFirstFileW(wn, &wfb);
|
|
8835 }
|
|
8836 if (wn == NULL)
|
|
8837 # endif
|
|
8838 hFind = FindFirstFile(buf, &fb);
|
|
8839 ok = (hFind != INVALID_HANDLE_VALUE);
|
|
8840 #else
|
|
8841 ok = (findfirst((char *)buf, &fb,
|
|
8842 (*path_end != NUL || (flags & EW_DIR)) ? FA_DIREC : 0) == 0);
|
|
8843 #endif
|
|
8844 vim_free(matchname);
|
|
8845 matchname = NULL;
|
|
8846 }
|
|
8847 }
|
|
8848
|
|
8849 #ifdef WIN3264
|
|
8850 FindClose(hFind);
|
|
8851 # ifdef FEAT_MBYTE
|
|
8852 vim_free(wn);
|
|
8853 # endif
|
|
8854 #endif
|
|
8855 vim_free(buf);
|
|
8856 vim_free(regmatch.regprog);
|
|
8857 vim_free(matchname);
|
|
8858
|
|
8859 matches = gap->ga_len - start_len;
|
|
8860 if (matches > 0)
|
|
8861 qsort(((char_u **)gap->ga_data) + start_len, (size_t)matches,
|
|
8862 sizeof(char_u *), pstrcmp);
|
|
8863 return matches;
|
|
8864 }
|
|
8865
|
|
8866 int
|
|
8867 mch_expandpath(
|
|
8868 garray_T *gap,
|
|
8869 char_u *path,
|
|
8870 int flags) /* EW_* flags */
|
|
8871 {
|
445
|
8872 return dos_expandpath(gap, path, 0, flags, FALSE);
|
7
|
8873 }
|
|
8874 # endif /* MSDOS || FEAT_GUI_W16 || WIN3264 */
|
|
8875
|
445
|
8876 #if (defined(UNIX) && !defined(VMS)) || defined(USE_UNIXFILENAME) \
|
|
8877 || defined(PROTO)
|
|
8878 /*
|
|
8879 * Unix style wildcard expansion code.
|
|
8880 * It's here because it's used both for Unix and Mac.
|
|
8881 */
|
|
8882 static int pstrcmp __ARGS((const void *, const void *));
|
|
8883
|
|
8884 static int
|
|
8885 pstrcmp(a, b)
|
|
8886 const void *a, *b;
|
|
8887 {
|
|
8888 return (pathcmp(*(char **)a, *(char **)b, -1));
|
|
8889 }
|
|
8890
|
|
8891 /*
|
|
8892 * Recursively expand one path component into all matching files and/or
|
|
8893 * directories. Adds matches to "gap". Handles "*", "?", "[a-z]", "**", etc.
|
|
8894 * "path" has backslashes before chars that are not to be expanded, starting
|
|
8895 * at "path + wildoff".
|
|
8896 * Return the number of matches found.
|
|
8897 * NOTE: much of this is identical to dos_expandpath(), keep in sync!
|
|
8898 */
|
|
8899 int
|
|
8900 unix_expandpath(gap, path, wildoff, flags, didstar)
|
|
8901 garray_T *gap;
|
|
8902 char_u *path;
|
|
8903 int wildoff;
|
|
8904 int flags; /* EW_* flags */
|
|
8905 int didstar; /* expanded "**" once already */
|
|
8906 {
|
|
8907 char_u *buf;
|
|
8908 char_u *path_end;
|
|
8909 char_u *p, *s, *e;
|
|
8910 int start_len = gap->ga_len;
|
|
8911 char_u *pat;
|
|
8912 regmatch_T regmatch;
|
|
8913 int starts_with_dot;
|
|
8914 int matches;
|
|
8915 int len;
|
|
8916 int starstar = FALSE;
|
|
8917 static int stardepth = 0; /* depth for "**" expansion */
|
|
8918
|
|
8919 DIR *dirp;
|
|
8920 struct dirent *dp;
|
|
8921
|
|
8922 /* Expanding "**" may take a long time, check for CTRL-C. */
|
|
8923 if (stardepth > 0)
|
|
8924 {
|
|
8925 ui_breakcheck();
|
|
8926 if (got_int)
|
|
8927 return 0;
|
|
8928 }
|
|
8929
|
|
8930 /* make room for file name */
|
|
8931 buf = alloc((int)STRLEN(path) + BASENAMELEN + 5);
|
|
8932 if (buf == NULL)
|
|
8933 return 0;
|
|
8934
|
|
8935 /*
|
|
8936 * Find the first part in the path name that contains a wildcard.
|
|
8937 * Copy it into "buf", including the preceding characters.
|
|
8938 */
|
|
8939 p = buf;
|
|
8940 s = buf;
|
|
8941 e = NULL;
|
|
8942 path_end = path;
|
|
8943 while (*path_end != NUL)
|
|
8944 {
|
|
8945 /* May ignore a wildcard that has a backslash before it; it will
|
|
8946 * be removed by rem_backslash() or file_pat_to_reg_pat() below. */
|
|
8947 if (path_end >= path + wildoff && rem_backslash(path_end))
|
|
8948 *p++ = *path_end++;
|
|
8949 else if (*path_end == '/')
|
|
8950 {
|
|
8951 if (e != NULL)
|
|
8952 break;
|
|
8953 s = p + 1;
|
|
8954 }
|
|
8955 else if (path_end >= path + wildoff
|
|
8956 && vim_strchr((char_u *)"*?[{~$", *path_end) != NULL)
|
|
8957 e = p;
|
|
8958 #ifdef FEAT_MBYTE
|
|
8959 if (has_mbyte)
|
|
8960 {
|
474
|
8961 len = (*mb_ptr2len)(path_end);
|
445
|
8962 STRNCPY(p, path_end, len);
|
|
8963 p += len;
|
|
8964 path_end += len;
|
|
8965 }
|
|
8966 else
|
|
8967 #endif
|
|
8968 *p++ = *path_end++;
|
|
8969 }
|
|
8970 e = p;
|
|
8971 *e = NUL;
|
|
8972
|
|
8973 /* now we have one wildcard component between "s" and "e" */
|
|
8974 /* Remove backslashes between "wildoff" and the start of the wildcard
|
|
8975 * component. */
|
|
8976 for (p = buf + wildoff; p < s; ++p)
|
|
8977 if (rem_backslash(p))
|
|
8978 {
|
1341
|
8979 mch_memmove(p, p + 1, STRLEN(p));
|
445
|
8980 --e;
|
|
8981 --s;
|
|
8982 }
|
|
8983
|
|
8984 /* Check for "**" between "s" and "e". */
|
|
8985 for (p = s; p < e; ++p)
|
|
8986 if (p[0] == '*' && p[1] == '*')
|
|
8987 starstar = TRUE;
|
|
8988
|
|
8989 /* convert the file pattern to a regexp pattern */
|
|
8990 starts_with_dot = (*s == '.');
|
|
8991 pat = file_pat_to_reg_pat(s, e, NULL, FALSE);
|
|
8992 if (pat == NULL)
|
|
8993 {
|
|
8994 vim_free(buf);
|
|
8995 return 0;
|
|
8996 }
|
|
8997
|
|
8998 /* compile the regexp into a program */
|
587
|
8999 #ifdef CASE_INSENSITIVE_FILENAME
|
445
|
9000 regmatch.rm_ic = TRUE; /* Behave like Terminal.app */
|
|
9001 #else
|
|
9002 regmatch.rm_ic = FALSE; /* Don't ever ignore case */
|
|
9003 #endif
|
|
9004 regmatch.regprog = vim_regcomp(pat, RE_MAGIC);
|
|
9005 vim_free(pat);
|
|
9006
|
|
9007 if (regmatch.regprog == NULL)
|
|
9008 {
|
|
9009 vim_free(buf);
|
|
9010 return 0;
|
|
9011 }
|
|
9012
|
|
9013 /* If "**" is by itself, this is the first time we encounter it and more
|
|
9014 * is following then find matches without any directory. */
|
|
9015 if (!didstar && stardepth < 100 && starstar && e - s == 2
|
|
9016 && *path_end == '/')
|
|
9017 {
|
|
9018 STRCPY(s, path_end + 1);
|
|
9019 ++stardepth;
|
|
9020 (void)unix_expandpath(gap, buf, (int)(s - buf), flags, TRUE);
|
|
9021 --stardepth;
|
|
9022 }
|
|
9023
|
|
9024 /* open the directory for scanning */
|
|
9025 *s = NUL;
|
|
9026 dirp = opendir(*buf == NUL ? "." : (char *)buf);
|
|
9027
|
|
9028 /* Find all matching entries */
|
|
9029 if (dirp != NULL)
|
|
9030 {
|
|
9031 for (;;)
|
|
9032 {
|
|
9033 dp = readdir(dirp);
|
|
9034 if (dp == NULL)
|
|
9035 break;
|
|
9036 if ((dp->d_name[0] != '.' || starts_with_dot)
|
|
9037 && vim_regexec(®match, (char_u *)dp->d_name, (colnr_T)0))
|
|
9038 {
|
|
9039 STRCPY(s, dp->d_name);
|
|
9040 len = STRLEN(buf);
|
|
9041
|
|
9042 if (starstar && stardepth < 100)
|
|
9043 {
|
|
9044 /* For "**" in the pattern first go deeper in the tree to
|
|
9045 * find matches. */
|
|
9046 STRCPY(buf + len, "/**");
|
|
9047 STRCPY(buf + len + 3, path_end);
|
|
9048 ++stardepth;
|
|
9049 (void)unix_expandpath(gap, buf, len + 1, flags, TRUE);
|
|
9050 --stardepth;
|
|
9051 }
|
|
9052
|
|
9053 STRCPY(buf + len, path_end);
|
|
9054 if (mch_has_exp_wildcard(path_end)) /* handle more wildcards */
|
|
9055 {
|
|
9056 /* need to expand another component of the path */
|
|
9057 /* remove backslashes for the remaining components only */
|
|
9058 (void)unix_expandpath(gap, buf, len + 1, flags, FALSE);
|
|
9059 }
|
|
9060 else
|
|
9061 {
|
|
9062 /* no more wildcards, check if there is a match */
|
|
9063 /* remove backslashes for the remaining components only */
|
|
9064 if (*path_end != NUL)
|
|
9065 backslash_halve(buf + len + 1);
|
|
9066 if (mch_getperm(buf) >= 0) /* add existing file */
|
|
9067 {
|
768
|
9068 #ifdef MACOS_CONVERT
|
445
|
9069 size_t precomp_len = STRLEN(buf)+1;
|
|
9070 char_u *precomp_buf =
|
|
9071 mac_precompose_path(buf, precomp_len, &precomp_len);
|
768
|
9072
|
445
|
9073 if (precomp_buf)
|
|
9074 {
|
|
9075 mch_memmove(buf, precomp_buf, precomp_len);
|
|
9076 vim_free(precomp_buf);
|
|
9077 }
|
|
9078 #endif
|
|
9079 addfile(gap, buf, flags);
|
|
9080 }
|
|
9081 }
|
|
9082 }
|
|
9083 }
|
|
9084
|
|
9085 closedir(dirp);
|
|
9086 }
|
|
9087
|
|
9088 vim_free(buf);
|
|
9089 vim_free(regmatch.regprog);
|
|
9090
|
|
9091 matches = gap->ga_len - start_len;
|
|
9092 if (matches > 0)
|
|
9093 qsort(((char_u **)gap->ga_data) + start_len, matches,
|
|
9094 sizeof(char_u *), pstrcmp);
|
|
9095 return matches;
|
|
9096 }
|
|
9097 #endif
|
|
9098
|
7
|
9099 /*
|
|
9100 * Generic wildcard expansion code.
|
|
9101 *
|
|
9102 * Characters in "pat" that should not be expanded must be preceded with a
|
|
9103 * backslash. E.g., "/path\ with\ spaces/my\*star*"
|
|
9104 *
|
|
9105 * Return FAIL when no single file was found. In this case "num_file" is not
|
|
9106 * set, and "file" may contain an error message.
|
|
9107 * Return OK when some files found. "num_file" is set to the number of
|
|
9108 * matches, "file" to the array of matches. Call FreeWild() later.
|
|
9109 */
|
|
9110 int
|
|
9111 gen_expand_wildcards(num_pat, pat, num_file, file, flags)
|
|
9112 int num_pat; /* number of input patterns */
|
|
9113 char_u **pat; /* array of input patterns */
|
|
9114 int *num_file; /* resulting number of files */
|
|
9115 char_u ***file; /* array of resulting files */
|
|
9116 int flags; /* EW_* flags */
|
|
9117 {
|
|
9118 int i;
|
|
9119 garray_T ga;
|
|
9120 char_u *p;
|
|
9121 static int recursive = FALSE;
|
|
9122 int add_pat;
|
|
9123
|
|
9124 /*
|
|
9125 * expand_env() is called to expand things like "~user". If this fails,
|
|
9126 * it calls ExpandOne(), which brings us back here. In this case, always
|
|
9127 * call the machine specific expansion function, if possible. Otherwise,
|
|
9128 * return FAIL.
|
|
9129 */
|
|
9130 if (recursive)
|
|
9131 #ifdef SPECIAL_WILDCHAR
|
|
9132 return mch_expand_wildcards(num_pat, pat, num_file, file, flags);
|
|
9133 #else
|
|
9134 return FAIL;
|
|
9135 #endif
|
|
9136
|
|
9137 #ifdef SPECIAL_WILDCHAR
|
|
9138 /*
|
|
9139 * If there are any special wildcard characters which we cannot handle
|
|
9140 * here, call machine specific function for all the expansion. This
|
|
9141 * avoids starting the shell for each argument separately.
|
|
9142 * For `=expr` do use the internal function.
|
|
9143 */
|
|
9144 for (i = 0; i < num_pat; i++)
|
|
9145 {
|
|
9146 if (vim_strpbrk(pat[i], (char_u *)SPECIAL_WILDCHAR) != NULL
|
|
9147 # ifdef VIM_BACKTICK
|
|
9148 && !(vim_backtick(pat[i]) && pat[i][1] == '=')
|
|
9149 # endif
|
|
9150 )
|
|
9151 return mch_expand_wildcards(num_pat, pat, num_file, file, flags);
|
|
9152 }
|
|
9153 #endif
|
|
9154
|
|
9155 recursive = TRUE;
|
|
9156
|
|
9157 /*
|
|
9158 * The matching file names are stored in a growarray. Init it empty.
|
|
9159 */
|
|
9160 ga_init2(&ga, (int)sizeof(char_u *), 30);
|
|
9161
|
|
9162 for (i = 0; i < num_pat; ++i)
|
|
9163 {
|
|
9164 add_pat = -1;
|
|
9165 p = pat[i];
|
|
9166
|
|
9167 #ifdef VIM_BACKTICK
|
|
9168 if (vim_backtick(p))
|
|
9169 add_pat = expand_backtick(&ga, p, flags);
|
|
9170 else
|
|
9171 #endif
|
|
9172 {
|
|
9173 /*
|
|
9174 * First expand environment variables, "~/" and "~user/".
|
|
9175 */
|
|
9176 if (vim_strpbrk(p, (char_u *)"$~") != NULL)
|
|
9177 {
|
1408
|
9178 p = expand_env_save_opt(p, TRUE);
|
7
|
9179 if (p == NULL)
|
|
9180 p = pat[i];
|
|
9181 #ifdef UNIX
|
|
9182 /*
|
|
9183 * On Unix, if expand_env() can't expand an environment
|
|
9184 * variable, use the shell to do that. Discard previously
|
|
9185 * found file names and start all over again.
|
|
9186 */
|
|
9187 else if (vim_strpbrk(p, (char_u *)"$~") != NULL)
|
|
9188 {
|
|
9189 vim_free(p);
|
|
9190 ga_clear(&ga);
|
|
9191 i = mch_expand_wildcards(num_pat, pat, num_file, file,
|
|
9192 flags);
|
|
9193 recursive = FALSE;
|
|
9194 return i;
|
|
9195 }
|
|
9196 #endif
|
|
9197 }
|
|
9198
|
|
9199 /*
|
|
9200 * If there are wildcards: Expand file names and add each match to
|
|
9201 * the list. If there is no match, and EW_NOTFOUND is given, add
|
|
9202 * the pattern.
|
|
9203 * If there are no wildcards: Add the file name if it exists or
|
|
9204 * when EW_NOTFOUND is given.
|
|
9205 */
|
|
9206 if (mch_has_exp_wildcard(p))
|
|
9207 add_pat = mch_expandpath(&ga, p, flags);
|
|
9208 }
|
|
9209
|
|
9210 if (add_pat == -1 || (add_pat == 0 && (flags & EW_NOTFOUND)))
|
|
9211 {
|
|
9212 char_u *t = backslash_halve_save(p);
|
|
9213
|
|
9214 #if defined(MACOS_CLASSIC)
|
|
9215 slash_to_colon(t);
|
|
9216 #endif
|
|
9217 /* When EW_NOTFOUND is used, always add files and dirs. Makes
|
|
9218 * "vim c:/" work. */
|
|
9219 if (flags & EW_NOTFOUND)
|
|
9220 addfile(&ga, t, flags | EW_DIR | EW_FILE);
|
|
9221 else if (mch_getperm(t) >= 0)
|
|
9222 addfile(&ga, t, flags);
|
|
9223 vim_free(t);
|
|
9224 }
|
|
9225
|
|
9226 if (p != pat[i])
|
|
9227 vim_free(p);
|
|
9228 }
|
|
9229
|
|
9230 *num_file = ga.ga_len;
|
|
9231 *file = (ga.ga_data != NULL) ? (char_u **)ga.ga_data : (char_u **)"";
|
|
9232
|
|
9233 recursive = FALSE;
|
|
9234
|
|
9235 return (ga.ga_data != NULL) ? OK : FAIL;
|
|
9236 }
|
|
9237
|
|
9238 # ifdef VIM_BACKTICK
|
|
9239
|
|
9240 /*
|
|
9241 * Return TRUE if we can expand this backtick thing here.
|
|
9242 */
|
|
9243 static int
|
|
9244 vim_backtick(p)
|
|
9245 char_u *p;
|
|
9246 {
|
|
9247 return (*p == '`' && *(p + 1) != NUL && *(p + STRLEN(p) - 1) == '`');
|
|
9248 }
|
|
9249
|
|
9250 /*
|
|
9251 * Expand an item in `backticks` by executing it as a command.
|
|
9252 * Currently only works when pat[] starts and ends with a `.
|
|
9253 * Returns number of file names found.
|
|
9254 */
|
|
9255 static int
|
|
9256 expand_backtick(gap, pat, flags)
|
|
9257 garray_T *gap;
|
|
9258 char_u *pat;
|
|
9259 int flags; /* EW_* flags */
|
|
9260 {
|
|
9261 char_u *p;
|
|
9262 char_u *cmd;
|
|
9263 char_u *buffer;
|
|
9264 int cnt = 0;
|
|
9265 int i;
|
|
9266
|
|
9267 /* Create the command: lop off the backticks. */
|
|
9268 cmd = vim_strnsave(pat + 1, (int)STRLEN(pat) - 2);
|
|
9269 if (cmd == NULL)
|
|
9270 return 0;
|
|
9271
|
|
9272 #ifdef FEAT_EVAL
|
|
9273 if (*cmd == '=') /* `={expr}`: Expand expression */
|
714
|
9274 buffer = eval_to_string(cmd + 1, &p, TRUE);
|
7
|
9275 else
|
|
9276 #endif
|
24
|
9277 buffer = get_cmd_output(cmd, NULL,
|
|
9278 (flags & EW_SILENT) ? SHELL_SILENT : 0);
|
7
|
9279 vim_free(cmd);
|
|
9280 if (buffer == NULL)
|
|
9281 return 0;
|
|
9282
|
|
9283 cmd = buffer;
|
|
9284 while (*cmd != NUL)
|
|
9285 {
|
|
9286 cmd = skipwhite(cmd); /* skip over white space */
|
|
9287 p = cmd;
|
|
9288 while (*p != NUL && *p != '\r' && *p != '\n') /* skip over entry */
|
|
9289 ++p;
|
|
9290 /* add an entry if it is not empty */
|
|
9291 if (p > cmd)
|
|
9292 {
|
|
9293 i = *p;
|
|
9294 *p = NUL;
|
|
9295 addfile(gap, cmd, flags);
|
|
9296 *p = i;
|
|
9297 ++cnt;
|
|
9298 }
|
|
9299 cmd = p;
|
|
9300 while (*cmd != NUL && (*cmd == '\r' || *cmd == '\n'))
|
|
9301 ++cmd;
|
|
9302 }
|
|
9303
|
|
9304 vim_free(buffer);
|
|
9305 return cnt;
|
|
9306 }
|
|
9307 # endif /* VIM_BACKTICK */
|
|
9308
|
|
9309 /*
|
|
9310 * Add a file to a file list. Accepted flags:
|
|
9311 * EW_DIR add directories
|
|
9312 * EW_FILE add files
|
716
|
9313 * EW_EXEC add executable files
|
7
|
9314 * EW_NOTFOUND add even when it doesn't exist
|
|
9315 * EW_ADDSLASH add slash after directory name
|
|
9316 */
|
|
9317 void
|
|
9318 addfile(gap, f, flags)
|
|
9319 garray_T *gap;
|
|
9320 char_u *f; /* filename */
|
|
9321 int flags;
|
|
9322 {
|
|
9323 char_u *p;
|
|
9324 int isdir;
|
|
9325
|
|
9326 /* if the file/dir doesn't exist, may not add it */
|
|
9327 if (!(flags & EW_NOTFOUND) && mch_getperm(f) < 0)
|
|
9328 return;
|
|
9329
|
|
9330 #ifdef FNAME_ILLEGAL
|
|
9331 /* if the file/dir contains illegal characters, don't add it */
|
|
9332 if (vim_strpbrk(f, (char_u *)FNAME_ILLEGAL) != NULL)
|
|
9333 return;
|
|
9334 #endif
|
|
9335
|
|
9336 isdir = mch_isdir(f);
|
|
9337 if ((isdir && !(flags & EW_DIR)) || (!isdir && !(flags & EW_FILE)))
|
|
9338 return;
|
|
9339
|
716
|
9340 /* If the file isn't executable, may not add it. Do accept directories. */
|
|
9341 if (!isdir && (flags & EW_EXEC) && !mch_can_exe(f))
|
|
9342 return;
|
|
9343
|
7
|
9344 /* Make room for another item in the file list. */
|
|
9345 if (ga_grow(gap, 1) == FAIL)
|
|
9346 return;
|
|
9347
|
|
9348 p = alloc((unsigned)(STRLEN(f) + 1 + isdir));
|
|
9349 if (p == NULL)
|
|
9350 return;
|
|
9351
|
|
9352 STRCPY(p, f);
|
|
9353 #ifdef BACKSLASH_IN_FILENAME
|
|
9354 slash_adjust(p);
|
|
9355 #endif
|
|
9356 /*
|
|
9357 * Append a slash or backslash after directory names if none is present.
|
|
9358 */
|
|
9359 #ifndef DONT_ADD_PATHSEP_TO_DIR
|
|
9360 if (isdir && (flags & EW_ADDSLASH))
|
|
9361 add_pathsep(p);
|
|
9362 #endif
|
|
9363 ((char_u **)gap->ga_data)[gap->ga_len++] = p;
|
|
9364 }
|
|
9365 #endif /* !NO_EXPANDPATH */
|
|
9366
|
|
9367 #if defined(VIM_BACKTICK) || defined(FEAT_EVAL) || defined(PROTO)
|
|
9368
|
|
9369 #ifndef SEEK_SET
|
|
9370 # define SEEK_SET 0
|
|
9371 #endif
|
|
9372 #ifndef SEEK_END
|
|
9373 # define SEEK_END 2
|
|
9374 #endif
|
|
9375
|
|
9376 /*
|
|
9377 * Get the stdout of an external command.
|
|
9378 * Returns an allocated string, or NULL for error.
|
|
9379 */
|
|
9380 char_u *
|
24
|
9381 get_cmd_output(cmd, infile, flags)
|
7
|
9382 char_u *cmd;
|
24
|
9383 char_u *infile; /* optional input file name */
|
7
|
9384 int flags; /* can be SHELL_SILENT */
|
|
9385 {
|
|
9386 char_u *tempname;
|
|
9387 char_u *command;
|
|
9388 char_u *buffer = NULL;
|
|
9389 int len;
|
|
9390 int i = 0;
|
|
9391 FILE *fd;
|
|
9392
|
|
9393 if (check_restricted() || check_secure())
|
|
9394 return NULL;
|
|
9395
|
|
9396 /* get a name for the temp file */
|
|
9397 if ((tempname = vim_tempname('o')) == NULL)
|
|
9398 {
|
|
9399 EMSG(_(e_notmp));
|
|
9400 return NULL;
|
|
9401 }
|
|
9402
|
|
9403 /* Add the redirection stuff */
|
24
|
9404 command = make_filter_cmd(cmd, infile, tempname);
|
7
|
9405 if (command == NULL)
|
|
9406 goto done;
|
|
9407
|
|
9408 /*
|
|
9409 * Call the shell to execute the command (errors are ignored).
|
|
9410 * Don't check timestamps here.
|
|
9411 */
|
|
9412 ++no_check_timestamps;
|
|
9413 call_shell(command, SHELL_DOOUT | SHELL_EXPAND | flags);
|
|
9414 --no_check_timestamps;
|
|
9415
|
|
9416 vim_free(command);
|
|
9417
|
|
9418 /*
|
|
9419 * read the names from the file into memory
|
|
9420 */
|
|
9421 # ifdef VMS
|
1224
|
9422 /* created temporary file is not always readable as binary */
|
7
|
9423 fd = mch_fopen((char *)tempname, "r");
|
|
9424 # else
|
|
9425 fd = mch_fopen((char *)tempname, READBIN);
|
|
9426 # endif
|
|
9427
|
|
9428 if (fd == NULL)
|
|
9429 {
|
|
9430 EMSG2(_(e_notopen), tempname);
|
|
9431 goto done;
|
|
9432 }
|
|
9433
|
|
9434 fseek(fd, 0L, SEEK_END);
|
|
9435 len = ftell(fd); /* get size of temp file */
|
|
9436 fseek(fd, 0L, SEEK_SET);
|
|
9437
|
|
9438 buffer = alloc(len + 1);
|
|
9439 if (buffer != NULL)
|
|
9440 i = (int)fread((char *)buffer, (size_t)1, (size_t)len, fd);
|
|
9441 fclose(fd);
|
|
9442 mch_remove(tempname);
|
|
9443 if (buffer == NULL)
|
|
9444 goto done;
|
|
9445 #ifdef VMS
|
|
9446 len = i; /* VMS doesn't give us what we asked for... */
|
|
9447 #endif
|
|
9448 if (i != len)
|
|
9449 {
|
|
9450 EMSG2(_(e_notread), tempname);
|
|
9451 vim_free(buffer);
|
|
9452 buffer = NULL;
|
|
9453 }
|
|
9454 else
|
|
9455 buffer[len] = '\0'; /* make sure the buffer is terminated */
|
|
9456
|
|
9457 done:
|
|
9458 vim_free(tempname);
|
|
9459 return buffer;
|
|
9460 }
|
|
9461 #endif
|
|
9462
|
|
9463 /*
|
|
9464 * Free the list of files returned by expand_wildcards() or other expansion
|
|
9465 * functions.
|
|
9466 */
|
|
9467 void
|
|
9468 FreeWild(count, files)
|
|
9469 int count;
|
|
9470 char_u **files;
|
|
9471 {
|
838
|
9472 if (count <= 0 || files == NULL)
|
7
|
9473 return;
|
|
9474 #if defined(__EMX__) && defined(__ALWAYS_HAS_TRAILING_NULL_POINTER) /* XXX */
|
|
9475 /*
|
|
9476 * Is this still OK for when other functions than expand_wildcards() have
|
|
9477 * been used???
|
|
9478 */
|
|
9479 _fnexplodefree((char **)files);
|
|
9480 #else
|
|
9481 while (count--)
|
|
9482 vim_free(files[count]);
|
|
9483 vim_free(files);
|
|
9484 #endif
|
|
9485 }
|
|
9486
|
|
9487 /*
|
|
9488 * return TRUE when need to go to Insert mode because of 'insertmode'.
|
|
9489 * Don't do this when still processing a command or a mapping.
|
|
9490 * Don't do this when inside a ":normal" command.
|
|
9491 */
|
|
9492 int
|
|
9493 goto_im()
|
|
9494 {
|
|
9495 return (p_im && stuff_empty() && typebuf_typed());
|
|
9496 }
|