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7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 /*
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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 #if defined(USE_EXE_NAME) && defined(MACOS_X)
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24 static char_u *remove_tail_with_ext __ARGS((char_u *p, char_u *pend, char_u *ext));
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25 #endif
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26 static int get_indent_str __ARGS((char_u *ptr, int ts));
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27 static int copy_indent __ARGS((int size, char_u *src));
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28
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29 /*
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30 * Count the size (in window cells) of the indent in the current line.
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31 */
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32 int
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33 get_indent()
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34 {
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35 return get_indent_str(ml_get_curline(), (int)curbuf->b_p_ts);
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36 }
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37
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38 /*
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39 * Count the size (in window cells) of the indent in line "lnum".
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40 */
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41 int
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42 get_indent_lnum(lnum)
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43 linenr_T lnum;
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44 {
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45 return get_indent_str(ml_get(lnum), (int)curbuf->b_p_ts);
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46 }
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47
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48 #if defined(FEAT_FOLDING) || defined(PROTO)
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49 /*
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50 * Count the size (in window cells) of the indent in line "lnum" of buffer
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51 * "buf".
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52 */
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53 int
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54 get_indent_buf(buf, lnum)
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55 buf_T *buf;
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56 linenr_T lnum;
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57 {
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58 return get_indent_str(ml_get_buf(buf, lnum, FALSE), (int)buf->b_p_ts);
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59 }
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60 #endif
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61
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62 /*
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63 * count the size (in window cells) of the indent in line "ptr", with
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64 * 'tabstop' at "ts"
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65 */
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66 static int
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67 get_indent_str(ptr, ts)
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68 char_u *ptr;
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69 int ts;
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70 {
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71 int count = 0;
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72
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73 for ( ; *ptr; ++ptr)
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74 {
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75 if (*ptr == TAB) /* count a tab for what it is worth */
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76 count += ts - (count % ts);
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77 else if (*ptr == ' ')
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78 ++count; /* count a space for one */
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79 else
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80 break;
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81 }
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82 return (count);
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83 }
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84
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85 /*
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86 * Set the indent of the current line.
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87 * Leaves the cursor on the first non-blank in the line.
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88 * Caller must take care of undo.
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89 * "flags":
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90 * SIN_CHANGED: call changed_bytes() if the line was changed.
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91 * SIN_INSERT: insert the indent in front of the line.
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92 * SIN_UNDO: save line for undo before changing it.
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93 * Returns TRUE if the line was changed.
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94 */
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95 int
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96 set_indent(size, flags)
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97 int size;
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98 int flags;
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99 {
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100 char_u *p;
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101 char_u *newline;
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102 char_u *oldline;
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103 char_u *s;
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104 int todo;
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105 int ind_len;
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106 int line_len;
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107 int doit = FALSE;
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108 int ind_done;
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109 int tab_pad;
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110
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111 /*
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112 * First check if there is anything to do and compute the number of
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113 * characters needed for the indent.
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114 */
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115 todo = size;
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116 ind_len = 0;
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117 p = oldline = ml_get_curline();
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118
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119 /* Calculate the buffer size for the new indent, and check to see if it
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120 * isn't already set */
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121
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122 /* if 'expandtab' isn't set: use TABs */
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123 if (!curbuf->b_p_et)
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124 {
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125 /* If 'preserveindent' is set then reuse as much as possible of
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126 * the existing indent structure for the new indent */
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127 if (!(flags & SIN_INSERT) && curbuf->b_p_pi)
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128 {
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129 ind_done = 0;
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130
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131 /* count as many characters as we can use */
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132 while (todo > 0 && vim_iswhite(*p))
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133 {
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134 if (*p == TAB)
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135 {
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136 tab_pad = (int)curbuf->b_p_ts
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137 - (ind_done % (int)curbuf->b_p_ts);
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138 /* stop if this tab will overshoot the target */
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139 if (todo < tab_pad)
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140 break;
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141 todo -= tab_pad;
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142 ++ind_len;
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143 ind_done += tab_pad;
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144 }
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145 else
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146 {
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147 --todo;
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148 ++ind_len;
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149 ++ind_done;
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150 }
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151 ++p;
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152 }
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153
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154 /* Fill to next tabstop with a tab, if possible */
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155 tab_pad = (int)curbuf->b_p_ts - (ind_done % (int)curbuf->b_p_ts);
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156 if (todo >= tab_pad)
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157 {
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158 doit = TRUE;
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159 todo -= tab_pad;
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160 ++ind_len;
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161 /* ind_done += tab_pad; */
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162 }
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163 }
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164
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165 /* count tabs required for indent */
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166 while (todo >= (int)curbuf->b_p_ts)
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167 {
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168 if (*p != TAB)
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169 doit = TRUE;
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170 else
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171 ++p;
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172 todo -= (int)curbuf->b_p_ts;
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173 ++ind_len;
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174 /* ind_done += (int)curbuf->b_p_ts; */
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175 }
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176 }
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177 /* count spaces required for indent */
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178 while (todo > 0)
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179 {
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180 if (*p != ' ')
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181 doit = TRUE;
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182 else
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183 ++p;
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184 --todo;
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185 ++ind_len;
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186 /* ++ind_done; */
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187 }
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188
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189 /* Return if the indent is OK already. */
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190 if (!doit && !vim_iswhite(*p) && !(flags & SIN_INSERT))
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191 return FALSE;
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192
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193 /* Allocate memory for the new line. */
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194 if (flags & SIN_INSERT)
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195 p = oldline;
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196 else
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197 p = skipwhite(p);
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198 line_len = (int)STRLEN(p) + 1;
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199 newline = alloc(ind_len + line_len);
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200 if (newline == NULL)
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201 return FALSE;
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202
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203 /* Put the characters in the new line. */
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204 s = newline;
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205 todo = size;
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206 /* if 'expandtab' isn't set: use TABs */
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207 if (!curbuf->b_p_et)
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208 {
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209 /* If 'preserveindent' is set then reuse as much as possible of
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210 * the existing indent structure for the new indent */
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211 if (!(flags & SIN_INSERT) && curbuf->b_p_pi)
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212 {
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213 p = oldline;
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214 ind_done = 0;
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215
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216 while (todo > 0 && vim_iswhite(*p))
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217 {
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218 if (*p == TAB)
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219 {
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220 tab_pad = (int)curbuf->b_p_ts
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221 - (ind_done % (int)curbuf->b_p_ts);
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222 /* stop if this tab will overshoot the target */
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223 if (todo < tab_pad)
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224 break;
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225 todo -= tab_pad;
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226 ind_done += tab_pad;
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227 }
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228 else
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229 {
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230 --todo;
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231 ++ind_done;
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232 }
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233 *s++ = *p++;
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234 }
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235
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236 /* Fill to next tabstop with a tab, if possible */
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237 tab_pad = (int)curbuf->b_p_ts - (ind_done % (int)curbuf->b_p_ts);
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238 if (todo >= tab_pad)
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239 {
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240 *s++ = TAB;
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241 todo -= tab_pad;
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242 }
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243
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244 p = skipwhite(p);
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245 }
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246
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247 while (todo >= (int)curbuf->b_p_ts)
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248 {
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249 *s++ = TAB;
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250 todo -= (int)curbuf->b_p_ts;
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251 }
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252 }
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253 while (todo > 0)
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254 {
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255 *s++ = ' ';
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256 --todo;
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257 }
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258 mch_memmove(s, p, (size_t)line_len);
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259
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260 /* Replace the line (unless undo fails). */
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261 if (!(flags & SIN_UNDO) || u_savesub(curwin->w_cursor.lnum) == OK)
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262 {
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263 ml_replace(curwin->w_cursor.lnum, newline, FALSE);
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264 if (flags & SIN_CHANGED)
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265 changed_bytes(curwin->w_cursor.lnum, 0);
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266 /* Correct saved cursor position if it's after the indent. */
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267 if (saved_cursor.lnum == curwin->w_cursor.lnum
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268 && saved_cursor.col >= (colnr_T)(p - oldline))
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269 saved_cursor.col += ind_len - (p - oldline);
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270 }
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271 else
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272 vim_free(newline);
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273
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274 curwin->w_cursor.col = ind_len;
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275 return TRUE;
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276 }
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277
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278 /*
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279 * Copy the indent from ptr to the current line (and fill to size)
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280 * Leaves the cursor on the first non-blank in the line.
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281 * Returns TRUE if the line was changed.
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282 */
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283 static int
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284 copy_indent(size, src)
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285 int size;
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286 char_u *src;
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287 {
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288 char_u *p = NULL;
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289 char_u *line = NULL;
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290 char_u *s;
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291 int todo;
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292 int ind_len;
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293 int line_len = 0;
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294 int tab_pad;
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295 int ind_done;
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296 int round;
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297
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298 /* Round 1: compute the number of characters needed for the indent
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299 * Round 2: copy the characters. */
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300 for (round = 1; round <= 2; ++round)
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301 {
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302 todo = size;
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303 ind_len = 0;
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304 ind_done = 0;
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305 s = src;
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306
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307 /* Count/copy the usable portion of the source line */
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308 while (todo > 0 && vim_iswhite(*s))
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309 {
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310 if (*s == TAB)
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311 {
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312 tab_pad = (int)curbuf->b_p_ts
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313 - (ind_done % (int)curbuf->b_p_ts);
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314 /* Stop if this tab will overshoot the target */
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315 if (todo < tab_pad)
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316 break;
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317 todo -= tab_pad;
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318 ind_done += tab_pad;
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319 }
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320 else
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321 {
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322 --todo;
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323 ++ind_done;
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324 }
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325 ++ind_len;
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326 if (round == 2)
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327 *p++ = *s;
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328 ++s;
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329 }
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330
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331 /* Fill to next tabstop with a tab, if possible */
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332 tab_pad = (int)curbuf->b_p_ts - (ind_done % (int)curbuf->b_p_ts);
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333 if (todo >= tab_pad)
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334 {
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335 todo -= tab_pad;
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336 ++ind_len;
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337 if (round == 2)
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338 *p++ = TAB;
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339 }
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340
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341 /* Add tabs required for indent */
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342 while (todo >= (int)curbuf->b_p_ts)
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343 {
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344 todo -= (int)curbuf->b_p_ts;
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345 ++ind_len;
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346 if (round == 2)
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347 *p++ = TAB;
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348 }
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349
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350 /* Count/add spaces required for indent */
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351 while (todo > 0)
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352 {
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353 --todo;
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354 ++ind_len;
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355 if (round == 2)
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356 *p++ = ' ';
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357 }
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358
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359 if (round == 1)
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360 {
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361 /* Allocate memory for the result: the copied indent, new indent
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362 * and the rest of the line. */
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363 line_len = (int)STRLEN(ml_get_curline()) + 1;
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364 line = alloc(ind_len + line_len);
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365 if (line == NULL)
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366 return FALSE;
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367 p = line;
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368 }
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369 }
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370
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371 /* Append the original line */
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372 mch_memmove(p, ml_get_curline(), (size_t)line_len);
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373
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374 /* Replace the line */
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375 ml_replace(curwin->w_cursor.lnum, line, FALSE);
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376
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377 /* Put the cursor after the indent. */
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378 curwin->w_cursor.col = ind_len;
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379 return TRUE;
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380 }
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381
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382 /*
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383 * Return the indent of the current line after a number. Return -1 if no
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384 * number was found. Used for 'n' in 'formatoptions': numbered list.
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385 */
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386 int
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387 get_number_indent(lnum)
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388 linenr_T lnum;
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389 {
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390 char_u *line;
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391 char_u *p;
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392 colnr_T col;
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393 pos_T pos;
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394
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395 if (lnum > curbuf->b_ml.ml_line_count)
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396 return -1;
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397 line = ml_get(lnum);
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398 p = skipwhite(line);
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399 if (!VIM_ISDIGIT(*p))
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400 return -1;
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401 p = skipdigits(p);
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402 if (vim_strchr((char_u *)":.)]}\t ", *p) == NULL)
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403 return -1;
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404 p = skipwhite(p + 1);
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405 if (*p == NUL)
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406 return -1;
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407 pos.lnum = lnum;
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408 pos.col = (colnr_T)(p - line);
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409 getvcol(curwin, &pos, &col, NULL, NULL);
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410 return (int)col;
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411 }
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412
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413 #if defined(FEAT_CINDENT) || defined(FEAT_SMARTINDENT)
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414
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415 static int cin_is_cinword __ARGS((char_u *line));
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416
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417 /*
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418 * Return TRUE if the string "line" starts with a word from 'cinwords'.
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419 */
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420 static int
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421 cin_is_cinword(line)
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422 char_u *line;
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423 {
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424 char_u *cinw;
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425 char_u *cinw_buf;
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426 int cinw_len;
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427 int retval = FALSE;
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428 int len;
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429
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430 cinw_len = (int)STRLEN(curbuf->b_p_cinw) + 1;
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431 cinw_buf = alloc((unsigned)cinw_len);
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432 if (cinw_buf != NULL)
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433 {
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434 line = skipwhite(line);
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|
|
435 for (cinw = curbuf->b_p_cinw; *cinw; )
|
|
|
436 {
|
|
|
437 len = copy_option_part(&cinw, cinw_buf, cinw_len, ",");
|
|
|
438 if (STRNCMP(line, cinw_buf, len) == 0
|
|
|
439 && (!vim_iswordc(line[len]) || !vim_iswordc(line[len - 1])))
|
|
|
440 {
|
|
|
441 retval = TRUE;
|
|
|
442 break;
|
|
|
443 }
|
|
|
444 }
|
|
|
445 vim_free(cinw_buf);
|
|
|
446 }
|
|
|
447 return retval;
|
|
|
448 }
|
|
|
449 #endif
|
|
|
450
|
|
|
451 /*
|
|
|
452 * open_line: Add a new line below or above the current line.
|
|
|
453 *
|
|
|
454 * For VREPLACE mode, we only add a new line when we get to the end of the
|
|
|
455 * file, otherwise we just start replacing the next line.
|
|
|
456 *
|
|
|
457 * Caller must take care of undo. Since VREPLACE may affect any number of
|
|
|
458 * lines however, it may call u_save_cursor() again when starting to change a
|
|
|
459 * new line.
|
|
|
460 * "flags": OPENLINE_DELSPACES delete spaces after cursor
|
|
|
461 * OPENLINE_DO_COM format comments
|
|
|
462 * OPENLINE_KEEPTRAIL keep trailing spaces
|
|
|
463 * OPENLINE_MARKFIX adjust mark positions after the line break
|
|
|
464 *
|
|
|
465 * Return TRUE for success, FALSE for failure
|
|
|
466 */
|
|
|
467 int
|
|
|
468 open_line(dir, flags, old_indent)
|
|
|
469 int dir; /* FORWARD or BACKWARD */
|
|
|
470 int flags;
|
|
|
471 int old_indent; /* indent for after ^^D in Insert mode */
|
|
|
472 {
|
|
|
473 char_u *saved_line; /* copy of the original line */
|
|
|
474 char_u *next_line = NULL; /* copy of the next line */
|
|
|
475 char_u *p_extra = NULL; /* what goes to next line */
|
|
|
476 int less_cols = 0; /* less columns for mark in new line */
|
|
|
477 int less_cols_off = 0; /* columns to skip for mark adjust */
|
|
|
478 pos_T old_cursor; /* old cursor position */
|
|
|
479 int newcol = 0; /* new cursor column */
|
|
|
480 int newindent = 0; /* auto-indent of the new line */
|
|
|
481 int n;
|
|
|
482 int trunc_line = FALSE; /* truncate current line afterwards */
|
|
|
483 int retval = FALSE; /* return value, default is FAIL */
|
|
|
484 #ifdef FEAT_COMMENTS
|
|
|
485 int extra_len = 0; /* length of p_extra string */
|
|
|
486 int lead_len; /* length of comment leader */
|
|
|
487 char_u *lead_flags; /* position in 'comments' for comment leader */
|
|
|
488 char_u *leader = NULL; /* copy of comment leader */
|
|
|
489 #endif
|
|
|
490 char_u *allocated = NULL; /* allocated memory */
|
|
|
491 #if defined(FEAT_SMARTINDENT) || defined(FEAT_VREPLACE) || defined(FEAT_LISP) \
|
|
|
492 || defined(FEAT_CINDENT) || defined(FEAT_COMMENTS)
|
|
|
493 char_u *p;
|
|
|
494 #endif
|
|
|
495 int saved_char = NUL; /* init for GCC */
|
|
|
496 #if defined(FEAT_SMARTINDENT) || defined(FEAT_COMMENTS)
|
|
|
497 pos_T *pos;
|
|
|
498 #endif
|
|
|
499 #ifdef FEAT_SMARTINDENT
|
|
|
500 int do_si = (!p_paste && curbuf->b_p_si
|
|
|
501 # ifdef FEAT_CINDENT
|
|
|
502 && !curbuf->b_p_cin
|
|
|
503 # endif
|
|
|
504 );
|
|
|
505 int no_si = FALSE; /* reset did_si afterwards */
|
|
|
506 int first_char = NUL; /* init for GCC */
|
|
|
507 #endif
|
|
|
508 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
|
|
|
509 int vreplace_mode;
|
|
|
510 #endif
|
|
|
511 int did_append; /* appended a new line */
|
|
|
512 int saved_pi = curbuf->b_p_pi; /* copy of preserveindent setting */
|
|
|
513
|
|
|
514 /*
|
|
|
515 * make a copy of the current line so we can mess with it
|
|
|
516 */
|
|
|
517 saved_line = vim_strsave(ml_get_curline());
|
|
|
518 if (saved_line == NULL) /* out of memory! */
|
|
|
519 return FALSE;
|
|
|
520
|
|
|
521 #ifdef FEAT_VREPLACE
|
|
|
522 if (State & VREPLACE_FLAG)
|
|
|
523 {
|
|
|
524 /*
|
|
|
525 * With VREPLACE we make a copy of the next line, which we will be
|
|
|
526 * starting to replace. First make the new line empty and let vim play
|
|
|
527 * with the indenting and comment leader to its heart's content. Then
|
|
|
528 * we grab what it ended up putting on the new line, put back the
|
|
|
529 * original line, and call ins_char() to put each new character onto
|
|
|
530 * the line, replacing what was there before and pushing the right
|
|
|
531 * stuff onto the replace stack. -- webb.
|
|
|
532 */
|
|
|
533 if (curwin->w_cursor.lnum < orig_line_count)
|
|
|
534 next_line = vim_strsave(ml_get(curwin->w_cursor.lnum + 1));
|
|
|
535 else
|
|
|
536 next_line = vim_strsave((char_u *)"");
|
|
|
537 if (next_line == NULL) /* out of memory! */
|
|
|
538 goto theend;
|
|
|
539
|
|
|
540 /*
|
|
|
541 * In VREPLACE mode, a NL replaces the rest of the line, and starts
|
|
|
542 * replacing the next line, so push all of the characters left on the
|
|
|
543 * line onto the replace stack. We'll push any other characters that
|
|
|
544 * might be replaced at the start of the next line (due to autoindent
|
|
|
545 * etc) a bit later.
|
|
|
546 */
|
|
|
547 replace_push(NUL); /* Call twice because BS over NL expects it */
|
|
|
548 replace_push(NUL);
|
|
|
549 p = saved_line + curwin->w_cursor.col;
|
|
|
550 while (*p != NUL)
|
|
|
551 replace_push(*p++);
|
|
|
552 saved_line[curwin->w_cursor.col] = NUL;
|
|
|
553 }
|
|
|
554 #endif
|
|
|
555
|
|
|
556 if ((State & INSERT)
|
|
|
557 #ifdef FEAT_VREPLACE
|
|
|
558 && !(State & VREPLACE_FLAG)
|
|
|
559 #endif
|
|
|
560 )
|
|
|
561 {
|
|
|
562 p_extra = saved_line + curwin->w_cursor.col;
|
|
|
563 #ifdef FEAT_SMARTINDENT
|
|
|
564 if (do_si) /* need first char after new line break */
|
|
|
565 {
|
|
|
566 p = skipwhite(p_extra);
|
|
|
567 first_char = *p;
|
|
|
568 }
|
|
|
569 #endif
|
|
|
570 #ifdef FEAT_COMMENTS
|
|
|
571 extra_len = (int)STRLEN(p_extra);
|
|
|
572 #endif
|
|
|
573 saved_char = *p_extra;
|
|
|
574 *p_extra = NUL;
|
|
|
575 }
|
|
|
576
|
|
|
577 u_clearline(); /* cannot do "U" command when adding lines */
|
|
|
578 #ifdef FEAT_SMARTINDENT
|
|
|
579 did_si = FALSE;
|
|
|
580 #endif
|
|
|
581 ai_col = 0;
|
|
|
582
|
|
|
583 /*
|
|
|
584 * If we just did an auto-indent, then we didn't type anything on
|
|
|
585 * the prior line, and it should be truncated. Do this even if 'ai' is not
|
|
|
586 * set because automatically inserting a comment leader also sets did_ai.
|
|
|
587 */
|
|
|
588 if (dir == FORWARD && did_ai)
|
|
|
589 trunc_line = TRUE;
|
|
|
590
|
|
|
591 /*
|
|
|
592 * If 'autoindent' and/or 'smartindent' is set, try to figure out what
|
|
|
593 * indent to use for the new line.
|
|
|
594 */
|
|
|
595 if (curbuf->b_p_ai
|
|
|
596 #ifdef FEAT_SMARTINDENT
|
|
|
597 || do_si
|
|
|
598 #endif
|
|
|
599 )
|
|
|
600 {
|
|
|
601 /*
|
|
|
602 * count white space on current line
|
|
|
603 */
|
|
|
604 newindent = get_indent_str(saved_line, (int)curbuf->b_p_ts);
|
|
|
605 if (newindent == 0)
|
|
|
606 newindent = old_indent; /* for ^^D command in insert mode */
|
|
|
607
|
|
|
608 #ifdef FEAT_SMARTINDENT
|
|
|
609 /*
|
|
|
610 * Do smart indenting.
|
|
|
611 * In insert/replace mode (only when dir == FORWARD)
|
|
|
612 * we may move some text to the next line. If it starts with '{'
|
|
|
613 * don't add an indent. Fixes inserting a NL before '{' in line
|
|
|
614 * "if (condition) {"
|
|
|
615 */
|
|
|
616 if (!trunc_line && do_si && *saved_line != NUL
|
|
|
617 && (p_extra == NULL || first_char != '{'))
|
|
|
618 {
|
|
|
619 char_u *ptr;
|
|
|
620 char_u last_char;
|
|
|
621
|
|
|
622 old_cursor = curwin->w_cursor;
|
|
|
623 ptr = saved_line;
|
|
|
624 # ifdef FEAT_COMMENTS
|
|
|
625 if (flags & OPENLINE_DO_COM)
|
|
|
626 lead_len = get_leader_len(ptr, NULL, FALSE);
|
|
|
627 else
|
|
|
628 lead_len = 0;
|
|
|
629 # endif
|
|
|
630 if (dir == FORWARD)
|
|
|
631 {
|
|
|
632 /*
|
|
|
633 * Skip preprocessor directives, unless they are
|
|
|
634 * recognised as comments.
|
|
|
635 */
|
|
|
636 if (
|
|
|
637 # ifdef FEAT_COMMENTS
|
|
|
638 lead_len == 0 &&
|
|
|
639 # endif
|
|
|
640 ptr[0] == '#')
|
|
|
641 {
|
|
|
642 while (ptr[0] == '#' && curwin->w_cursor.lnum > 1)
|
|
|
643 ptr = ml_get(--curwin->w_cursor.lnum);
|
|
|
644 newindent = get_indent();
|
|
|
645 }
|
|
|
646 # ifdef FEAT_COMMENTS
|
|
|
647 if (flags & OPENLINE_DO_COM)
|
|
|
648 lead_len = get_leader_len(ptr, NULL, FALSE);
|
|
|
649 else
|
|
|
650 lead_len = 0;
|
|
|
651 if (lead_len > 0)
|
|
|
652 {
|
|
|
653 /*
|
|
|
654 * This case gets the following right:
|
|
|
655 * \*
|
|
|
656 * * A comment (read '\' as '/').
|
|
|
657 * *\
|
|
|
658 * #define IN_THE_WAY
|
|
|
659 * This should line up here;
|
|
|
660 */
|
|
|
661 p = skipwhite(ptr);
|
|
|
662 if (p[0] == '/' && p[1] == '*')
|
|
|
663 p++;
|
|
|
664 if (p[0] == '*')
|
|
|
665 {
|
|
|
666 for (p++; *p; p++)
|
|
|
667 {
|
|
|
668 if (p[0] == '/' && p[-1] == '*')
|
|
|
669 {
|
|
|
670 /*
|
|
|
671 * End of C comment, indent should line up
|
|
|
672 * with the line containing the start of
|
|
|
673 * the comment
|
|
|
674 */
|
|
|
675 curwin->w_cursor.col = (colnr_T)(p - ptr);
|
|
|
676 if ((pos = findmatch(NULL, NUL)) != NULL)
|
|
|
677 {
|
|
|
678 curwin->w_cursor.lnum = pos->lnum;
|
|
|
679 newindent = get_indent();
|
|
|
680 }
|
|
|
681 }
|
|
|
682 }
|
|
|
683 }
|
|
|
684 }
|
|
|
685 else /* Not a comment line */
|
|
|
686 # endif
|
|
|
687 {
|
|
|
688 /* Find last non-blank in line */
|
|
|
689 p = ptr + STRLEN(ptr) - 1;
|
|
|
690 while (p > ptr && vim_iswhite(*p))
|
|
|
691 --p;
|
|
|
692 last_char = *p;
|
|
|
693
|
|
|
694 /*
|
|
|
695 * find the character just before the '{' or ';'
|
|
|
696 */
|
|
|
697 if (last_char == '{' || last_char == ';')
|
|
|
698 {
|
|
|
699 if (p > ptr)
|
|
|
700 --p;
|
|
|
701 while (p > ptr && vim_iswhite(*p))
|
|
|
702 --p;
|
|
|
703 }
|
|
|
704 /*
|
|
|
705 * Try to catch lines that are split over multiple
|
|
|
706 * lines. eg:
|
|
|
707 * if (condition &&
|
|
|
708 * condition) {
|
|
|
709 * Should line up here!
|
|
|
710 * }
|
|
|
711 */
|
|
|
712 if (*p == ')')
|
|
|
713 {
|
|
|
714 curwin->w_cursor.col = (colnr_T)(p - ptr);
|
|
|
715 if ((pos = findmatch(NULL, '(')) != NULL)
|
|
|
716 {
|
|
|
717 curwin->w_cursor.lnum = pos->lnum;
|
|
|
718 newindent = get_indent();
|
|
|
719 ptr = ml_get_curline();
|
|
|
720 }
|
|
|
721 }
|
|
|
722 /*
|
|
|
723 * If last character is '{' do indent, without
|
|
|
724 * checking for "if" and the like.
|
|
|
725 */
|
|
|
726 if (last_char == '{')
|
|
|
727 {
|
|
|
728 did_si = TRUE; /* do indent */
|
|
|
729 no_si = TRUE; /* don't delete it when '{' typed */
|
|
|
730 }
|
|
|
731 /*
|
|
|
732 * Look for "if" and the like, use 'cinwords'.
|
|
|
733 * Don't do this if the previous line ended in ';' or
|
|
|
734 * '}'.
|
|
|
735 */
|
|
|
736 else if (last_char != ';' && last_char != '}'
|
|
|
737 && cin_is_cinword(ptr))
|
|
|
738 did_si = TRUE;
|
|
|
739 }
|
|
|
740 }
|
|
|
741 else /* dir == BACKWARD */
|
|
|
742 {
|
|
|
743 /*
|
|
|
744 * Skip preprocessor directives, unless they are
|
|
|
745 * recognised as comments.
|
|
|
746 */
|
|
|
747 if (
|
|
|
748 # ifdef FEAT_COMMENTS
|
|
|
749 lead_len == 0 &&
|
|
|
750 # endif
|
|
|
751 ptr[0] == '#')
|
|
|
752 {
|
|
|
753 int was_backslashed = FALSE;
|
|
|
754
|
|
|
755 while ((ptr[0] == '#' || was_backslashed) &&
|
|
|
756 curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
|
|
|
757 {
|
|
|
758 if (*ptr && ptr[STRLEN(ptr) - 1] == '\\')
|
|
|
759 was_backslashed = TRUE;
|
|
|
760 else
|
|
|
761 was_backslashed = FALSE;
|
|
|
762 ptr = ml_get(++curwin->w_cursor.lnum);
|
|
|
763 }
|
|
|
764 if (was_backslashed)
|
|
|
765 newindent = 0; /* Got to end of file */
|
|
|
766 else
|
|
|
767 newindent = get_indent();
|
|
|
768 }
|
|
|
769 p = skipwhite(ptr);
|
|
|
770 if (*p == '}') /* if line starts with '}': do indent */
|
|
|
771 did_si = TRUE;
|
|
|
772 else /* can delete indent when '{' typed */
|
|
|
773 can_si_back = TRUE;
|
|
|
774 }
|
|
|
775 curwin->w_cursor = old_cursor;
|
|
|
776 }
|
|
|
777 if (do_si)
|
|
|
778 can_si = TRUE;
|
|
|
779 #endif /* FEAT_SMARTINDENT */
|
|
|
780
|
|
|
781 did_ai = TRUE;
|
|
|
782 }
|
|
|
783
|
|
|
784 #ifdef FEAT_COMMENTS
|
|
|
785 /*
|
|
|
786 * Find out if the current line starts with a comment leader.
|
|
|
787 * This may then be inserted in front of the new line.
|
|
|
788 */
|
|
|
789 end_comment_pending = NUL;
|
|
|
790 if (flags & OPENLINE_DO_COM)
|
|
|
791 lead_len = get_leader_len(saved_line, &lead_flags, dir == BACKWARD);
|
|
|
792 else
|
|
|
793 lead_len = 0;
|
|
|
794 if (lead_len > 0)
|
|
|
795 {
|
|
|
796 char_u *lead_repl = NULL; /* replaces comment leader */
|
|
|
797 int lead_repl_len = 0; /* length of *lead_repl */
|
|
|
798 char_u lead_middle[COM_MAX_LEN]; /* middle-comment string */
|
|
|
799 char_u lead_end[COM_MAX_LEN]; /* end-comment string */
|
|
|
800 char_u *comment_end = NULL; /* where lead_end has been found */
|
|
|
801 int extra_space = FALSE; /* append extra space */
|
|
|
802 int current_flag;
|
|
|
803 int require_blank = FALSE; /* requires blank after middle */
|
|
|
804 char_u *p2;
|
|
|
805
|
|
|
806 /*
|
|
|
807 * If the comment leader has the start, middle or end flag, it may not
|
|
|
808 * be used or may be replaced with the middle leader.
|
|
|
809 */
|
|
|
810 for (p = lead_flags; *p && *p != ':'; ++p)
|
|
|
811 {
|
|
|
812 if (*p == COM_BLANK)
|
|
|
813 {
|
|
|
814 require_blank = TRUE;
|
|
|
815 continue;
|
|
|
816 }
|
|
|
817 if (*p == COM_START || *p == COM_MIDDLE)
|
|
|
818 {
|
|
|
819 current_flag = *p;
|
|
|
820 if (*p == COM_START)
|
|
|
821 {
|
|
|
822 /*
|
|
|
823 * Doing "O" on a start of comment does not insert leader.
|
|
|
824 */
|
|
|
825 if (dir == BACKWARD)
|
|
|
826 {
|
|
|
827 lead_len = 0;
|
|
|
828 break;
|
|
|
829 }
|
|
|
830
|
|
|
831 /* find start of middle part */
|
|
|
832 (void)copy_option_part(&p, lead_middle, COM_MAX_LEN, ",");
|
|
|
833 require_blank = FALSE;
|
|
|
834 }
|
|
|
835
|
|
|
836 /*
|
|
|
837 * Isolate the strings of the middle and end leader.
|
|
|
838 */
|
|
|
839 while (*p && p[-1] != ':') /* find end of middle flags */
|
|
|
840 {
|
|
|
841 if (*p == COM_BLANK)
|
|
|
842 require_blank = TRUE;
|
|
|
843 ++p;
|
|
|
844 }
|
|
|
845 (void)copy_option_part(&p, lead_middle, COM_MAX_LEN, ",");
|
|
|
846
|
|
|
847 while (*p && p[-1] != ':') /* find end of end flags */
|
|
|
848 {
|
|
|
849 /* Check whether we allow automatic ending of comments */
|
|
|
850 if (*p == COM_AUTO_END)
|
|
|
851 end_comment_pending = -1; /* means we want to set it */
|
|
|
852 ++p;
|
|
|
853 }
|
|
|
854 n = copy_option_part(&p, lead_end, COM_MAX_LEN, ",");
|
|
|
855
|
|
|
856 if (end_comment_pending == -1) /* we can set it now */
|
|
|
857 end_comment_pending = lead_end[n - 1];
|
|
|
858
|
|
|
859 /*
|
|
|
860 * If the end of the comment is in the same line, don't use
|
|
|
861 * the comment leader.
|
|
|
862 */
|
|
|
863 if (dir == FORWARD)
|
|
|
864 {
|
|
|
865 for (p = saved_line + lead_len; *p; ++p)
|
|
|
866 if (STRNCMP(p, lead_end, n) == 0)
|
|
|
867 {
|
|
|
868 comment_end = p;
|
|
|
869 lead_len = 0;
|
|
|
870 break;
|
|
|
871 }
|
|
|
872 }
|
|
|
873
|
|
|
874 /*
|
|
|
875 * Doing "o" on a start of comment inserts the middle leader.
|
|
|
876 */
|
|
|
877 if (lead_len > 0)
|
|
|
878 {
|
|
|
879 if (current_flag == COM_START)
|
|
|
880 {
|
|
|
881 lead_repl = lead_middle;
|
|
|
882 lead_repl_len = (int)STRLEN(lead_middle);
|
|
|
883 }
|
|
|
884
|
|
|
885 /*
|
|
|
886 * If we have hit RETURN immediately after the start
|
|
|
887 * comment leader, then put a space after the middle
|
|
|
888 * comment leader on the next line.
|
|
|
889 */
|
|
|
890 if (!vim_iswhite(saved_line[lead_len - 1])
|
|
|
891 && ((p_extra != NULL
|
|
|
892 && (int)curwin->w_cursor.col == lead_len)
|
|
|
893 || (p_extra == NULL
|
|
|
894 && saved_line[lead_len] == NUL)
|
|
|
895 || require_blank))
|
|
|
896 extra_space = TRUE;
|
|
|
897 }
|
|
|
898 break;
|
|
|
899 }
|
|
|
900 if (*p == COM_END)
|
|
|
901 {
|
|
|
902 /*
|
|
|
903 * Doing "o" on the end of a comment does not insert leader.
|
|
|
904 * Remember where the end is, might want to use it to find the
|
|
|
905 * start (for C-comments).
|
|
|
906 */
|
|
|
907 if (dir == FORWARD)
|
|
|
908 {
|
|
|
909 comment_end = skipwhite(saved_line);
|
|
|
910 lead_len = 0;
|
|
|
911 break;
|
|
|
912 }
|
|
|
913
|
|
|
914 /*
|
|
|
915 * Doing "O" on the end of a comment inserts the middle leader.
|
|
|
916 * Find the string for the middle leader, searching backwards.
|
|
|
917 */
|
|
|
918 while (p > curbuf->b_p_com && *p != ',')
|
|
|
919 --p;
|
|
|
920 for (lead_repl = p; lead_repl > curbuf->b_p_com
|
|
|
921 && lead_repl[-1] != ':'; --lead_repl)
|
|
|
922 ;
|
|
|
923 lead_repl_len = (int)(p - lead_repl);
|
|
|
924
|
|
|
925 /* We can probably always add an extra space when doing "O" on
|
|
|
926 * the comment-end */
|
|
|
927 extra_space = TRUE;
|
|
|
928
|
|
|
929 /* Check whether we allow automatic ending of comments */
|
|
|
930 for (p2 = p; *p2 && *p2 != ':'; p2++)
|
|
|
931 {
|
|
|
932 if (*p2 == COM_AUTO_END)
|
|
|
933 end_comment_pending = -1; /* means we want to set it */
|
|
|
934 }
|
|
|
935 if (end_comment_pending == -1)
|
|
|
936 {
|
|
|
937 /* Find last character in end-comment string */
|
|
|
938 while (*p2 && *p2 != ',')
|
|
|
939 p2++;
|
|
|
940 end_comment_pending = p2[-1];
|
|
|
941 }
|
|
|
942 break;
|
|
|
943 }
|
|
|
944 if (*p == COM_FIRST)
|
|
|
945 {
|
|
|
946 /*
|
|
|
947 * Comment leader for first line only: Don't repeat leader
|
|
|
948 * when using "O", blank out leader when using "o".
|
|
|
949 */
|
|
|
950 if (dir == BACKWARD)
|
|
|
951 lead_len = 0;
|
|
|
952 else
|
|
|
953 {
|
|
|
954 lead_repl = (char_u *)"";
|
|
|
955 lead_repl_len = 0;
|
|
|
956 }
|
|
|
957 break;
|
|
|
958 }
|
|
|
959 }
|
|
|
960 if (lead_len)
|
|
|
961 {
|
|
|
962 /* allocate buffer (may concatenate p_exta later) */
|
|
|
963 leader = alloc(lead_len + lead_repl_len + extra_space +
|
|
|
964 extra_len + 1);
|
|
|
965 allocated = leader; /* remember to free it later */
|
|
|
966
|
|
|
967 if (leader == NULL)
|
|
|
968 lead_len = 0;
|
|
|
969 else
|
|
|
970 {
|
|
|
971 STRNCPY(leader, saved_line, lead_len);
|
|
|
972 leader[lead_len] = NUL;
|
|
|
973
|
|
|
974 /*
|
|
|
975 * Replace leader with lead_repl, right or left adjusted
|
|
|
976 */
|
|
|
977 if (lead_repl != NULL)
|
|
|
978 {
|
|
|
979 int c = 0;
|
|
|
980 int off = 0;
|
|
|
981
|
|
|
982 for (p = lead_flags; *p && *p != ':'; ++p)
|
|
|
983 {
|
|
|
984 if (*p == COM_RIGHT || *p == COM_LEFT)
|
|
|
985 c = *p;
|
|
|
986 else if (VIM_ISDIGIT(*p) || *p == '-')
|
|
|
987 off = getdigits(&p);
|
|
|
988 }
|
|
|
989 if (c == COM_RIGHT) /* right adjusted leader */
|
|
|
990 {
|
|
|
991 /* find last non-white in the leader to line up with */
|
|
|
992 for (p = leader + lead_len - 1; p > leader
|
|
|
993 && vim_iswhite(*p); --p)
|
|
|
994 ;
|
|
|
995 ++p;
|
|
17
|
996
|
|
|
997 #ifdef FEAT_MBYTE
|
|
|
998 /* Compute the length of the replaced characters in
|
|
|
999 * screen characters, not bytes. */
|
|
|
1000 {
|
|
|
1001 int repl_size = vim_strnsize(lead_repl,
|
|
|
1002 lead_repl_len);
|
|
|
1003 int old_size = 0;
|
|
|
1004 char_u *endp = p;
|
|
|
1005 int l;
|
|
|
1006
|
|
|
1007 while (old_size < repl_size && p > leader)
|
|
|
1008 {
|
|
|
1009 --p;
|
|
|
1010 p -= mb_head_off(leader, p);
|
|
|
1011 old_size += ptr2cells(p);
|
|
|
1012 }
|
|
|
1013 l = lead_repl_len - (endp - p);
|
|
|
1014 if (l != 0)
|
|
|
1015 mch_memmove(endp + l, endp,
|
|
|
1016 (size_t)((leader + lead_len) - endp));
|
|
|
1017 lead_len += l;
|
|
|
1018 }
|
|
|
1019 #else
|
|
7
|
1020 if (p < leader + lead_repl_len)
|
|
|
1021 p = leader;
|
|
|
1022 else
|
|
|
1023 p -= lead_repl_len;
|
|
17
|
1024 #endif
|
|
7
|
1025 mch_memmove(p, lead_repl, (size_t)lead_repl_len);
|
|
|
1026 if (p + lead_repl_len > leader + lead_len)
|
|
|
1027 p[lead_repl_len] = NUL;
|
|
|
1028
|
|
|
1029 /* blank-out any other chars from the old leader. */
|
|
|
1030 while (--p >= leader)
|
|
17
|
1031 {
|
|
|
1032 #ifdef FEAT_MBYTE
|
|
|
1033 int l = mb_head_off(leader, p);
|
|
|
1034
|
|
|
1035 if (l > 1)
|
|
|
1036 {
|
|
|
1037 p -= l;
|
|
|
1038 if (ptr2cells(p) > 1)
|
|
|
1039 {
|
|
|
1040 p[1] = ' ';
|
|
|
1041 --l;
|
|
|
1042 }
|
|
|
1043 mch_memmove(p + 1, p + l + 1,
|
|
|
1044 (size_t)((leader + lead_len) - (p + l + 1)));
|
|
|
1045 lead_len -= l;
|
|
|
1046 *p = ' ';
|
|
|
1047 }
|
|
|
1048 else
|
|
|
1049 #endif
|
|
7
|
1050 if (!vim_iswhite(*p))
|
|
|
1051 *p = ' ';
|
|
17
|
1052 }
|
|
7
|
1053 }
|
|
|
1054 else /* left adjusted leader */
|
|
|
1055 {
|
|
|
1056 p = skipwhite(leader);
|
|
17
|
1057 #ifdef FEAT_MBYTE
|
|
|
1058 /* Compute the length of the replaced characters in
|
|
|
1059 * screen characters, not bytes. Move the part that is
|
|
|
1060 * not to be overwritten. */
|
|
|
1061 {
|
|
|
1062 int repl_size = vim_strnsize(lead_repl,
|
|
|
1063 lead_repl_len);
|
|
|
1064 int i;
|
|
|
1065 int l;
|
|
|
1066
|
|
|
1067 for (i = 0; p[i] != NUL && i < lead_len; i += l)
|
|
|
1068 {
|
|
|
1069 l = mb_ptr2len_check(p + i);
|
|
|
1070 if (vim_strnsize(p, i + l) > repl_size)
|
|
|
1071 break;
|
|
|
1072 }
|
|
|
1073 if (i != lead_repl_len)
|
|
|
1074 {
|
|
|
1075 mch_memmove(p + lead_repl_len, p + i,
|
|
|
1076 (size_t)(lead_len - i - (leader - p)));
|
|
|
1077 lead_len += lead_repl_len - i;
|
|
|
1078 }
|
|
|
1079 }
|
|
|
1080 #endif
|
|
7
|
1081 mch_memmove(p, lead_repl, (size_t)lead_repl_len);
|
|
|
1082
|
|
|
1083 /* Replace any remaining non-white chars in the old
|
|
|
1084 * leader by spaces. Keep Tabs, the indent must
|
|
|
1085 * remain the same. */
|
|
|
1086 for (p += lead_repl_len; p < leader + lead_len; ++p)
|
|
|
1087 if (!vim_iswhite(*p))
|
|
|
1088 {
|
|
|
1089 /* Don't put a space before a TAB. */
|
|
|
1090 if (p + 1 < leader + lead_len && p[1] == TAB)
|
|
|
1091 {
|
|
|
1092 --lead_len;
|
|
|
1093 mch_memmove(p, p + 1,
|
|
|
1094 (leader + lead_len) - p);
|
|
|
1095 }
|
|
|
1096 else
|
|
17
|
1097 {
|
|
|
1098 #ifdef FEAT_MBYTE
|
|
|
1099 int l = mb_ptr2len_check(p);
|
|
|
1100
|
|
|
1101 if (l > 1)
|
|
|
1102 {
|
|
|
1103 if (ptr2cells(p) > 1)
|
|
|
1104 {
|
|
|
1105 /* Replace a double-wide char with
|
|
|
1106 * two spaces */
|
|
|
1107 --l;
|
|
|
1108 *p++ = ' ';
|
|
|
1109 }
|
|
|
1110 mch_memmove(p + 1, p + l,
|
|
|
1111 (leader + lead_len) - p);
|
|
|
1112 lead_len -= l - 1;
|
|
|
1113 }
|
|
|
1114 #endif
|
|
7
|
1115 *p = ' ';
|
|
17
|
1116 }
|
|
7
|
1117 }
|
|
|
1118 *p = NUL;
|
|
|
1119 }
|
|
|
1120
|
|
|
1121 /* Recompute the indent, it may have changed. */
|
|
|
1122 if (curbuf->b_p_ai
|
|
|
1123 #ifdef FEAT_SMARTINDENT
|
|
|
1124 || do_si
|
|
|
1125 #endif
|
|
|
1126 )
|
|
|
1127 newindent = get_indent_str(leader, (int)curbuf->b_p_ts);
|
|
|
1128
|
|
|
1129 /* Add the indent offset */
|
|
|
1130 if (newindent + off < 0)
|
|
|
1131 {
|
|
|
1132 off = -newindent;
|
|
|
1133 newindent = 0;
|
|
|
1134 }
|
|
|
1135 else
|
|
|
1136 newindent += off;
|
|
|
1137
|
|
|
1138 /* Correct trailing spaces for the shift, so that
|
|
|
1139 * alignment remains equal. */
|
|
|
1140 while (off > 0 && lead_len > 0
|
|
|
1141 && leader[lead_len - 1] == ' ')
|
|
|
1142 {
|
|
|
1143 /* Don't do it when there is a tab before the space */
|
|
|
1144 if (vim_strchr(skipwhite(leader), '\t') != NULL)
|
|
|
1145 break;
|
|
|
1146 --lead_len;
|
|
|
1147 --off;
|
|
|
1148 }
|
|
|
1149
|
|
|
1150 /* If the leader ends in white space, don't add an
|
|
|
1151 * extra space */
|
|
|
1152 if (lead_len > 0 && vim_iswhite(leader[lead_len - 1]))
|
|
|
1153 extra_space = FALSE;
|
|
|
1154 leader[lead_len] = NUL;
|
|
|
1155 }
|
|
|
1156
|
|
|
1157 if (extra_space)
|
|
|
1158 {
|
|
|
1159 leader[lead_len++] = ' ';
|
|
|
1160 leader[lead_len] = NUL;
|
|
|
1161 }
|
|
|
1162
|
|
|
1163 newcol = lead_len;
|
|
|
1164
|
|
|
1165 /*
|
|
|
1166 * if a new indent will be set below, remove the indent that
|
|
|
1167 * is in the comment leader
|
|
|
1168 */
|
|
|
1169 if (newindent
|
|
|
1170 #ifdef FEAT_SMARTINDENT
|
|
|
1171 || did_si
|
|
|
1172 #endif
|
|
|
1173 )
|
|
|
1174 {
|
|
|
1175 while (lead_len && vim_iswhite(*leader))
|
|
|
1176 {
|
|
|
1177 --lead_len;
|
|
|
1178 --newcol;
|
|
|
1179 ++leader;
|
|
|
1180 }
|
|
|
1181 }
|
|
|
1182
|
|
|
1183 }
|
|
|
1184 #ifdef FEAT_SMARTINDENT
|
|
|
1185 did_si = can_si = FALSE;
|
|
|
1186 #endif
|
|
|
1187 }
|
|
|
1188 else if (comment_end != NULL)
|
|
|
1189 {
|
|
|
1190 /*
|
|
|
1191 * We have finished a comment, so we don't use the leader.
|
|
|
1192 * If this was a C-comment and 'ai' or 'si' is set do a normal
|
|
|
1193 * indent to align with the line containing the start of the
|
|
|
1194 * comment.
|
|
|
1195 */
|
|
|
1196 if (comment_end[0] == '*' && comment_end[1] == '/' &&
|
|
|
1197 (curbuf->b_p_ai
|
|
|
1198 #ifdef FEAT_SMARTINDENT
|
|
|
1199 || do_si
|
|
|
1200 #endif
|
|
|
1201 ))
|
|
|
1202 {
|
|
|
1203 old_cursor = curwin->w_cursor;
|
|
|
1204 curwin->w_cursor.col = (colnr_T)(comment_end - saved_line);
|
|
|
1205 if ((pos = findmatch(NULL, NUL)) != NULL)
|
|
|
1206 {
|
|
|
1207 curwin->w_cursor.lnum = pos->lnum;
|
|
|
1208 newindent = get_indent();
|
|
|
1209 }
|
|
|
1210 curwin->w_cursor = old_cursor;
|
|
|
1211 }
|
|
|
1212 }
|
|
|
1213 }
|
|
|
1214 #endif
|
|
|
1215
|
|
|
1216 /* (State == INSERT || State == REPLACE), only when dir == FORWARD */
|
|
|
1217 if (p_extra != NULL)
|
|
|
1218 {
|
|
|
1219 *p_extra = saved_char; /* restore char that NUL replaced */
|
|
|
1220
|
|
|
1221 /*
|
|
|
1222 * When 'ai' set or "flags" has OPENLINE_DELSPACES, skip to the first
|
|
|
1223 * non-blank.
|
|
|
1224 *
|
|
|
1225 * When in REPLACE mode, put the deleted blanks on the replace stack,
|
|
|
1226 * preceded by a NUL, so they can be put back when a BS is entered.
|
|
|
1227 */
|
|
|
1228 if (REPLACE_NORMAL(State))
|
|
|
1229 replace_push(NUL); /* end of extra blanks */
|
|
|
1230 if (curbuf->b_p_ai || (flags & OPENLINE_DELSPACES))
|
|
|
1231 {
|
|
|
1232 while ((*p_extra == ' ' || *p_extra == '\t')
|
|
|
1233 #ifdef FEAT_MBYTE
|
|
|
1234 && (!enc_utf8
|
|
|
1235 || !utf_iscomposing(utf_ptr2char(p_extra + 1)))
|
|
|
1236 #endif
|
|
|
1237 )
|
|
|
1238 {
|
|
|
1239 if (REPLACE_NORMAL(State))
|
|
|
1240 replace_push(*p_extra);
|
|
|
1241 ++p_extra;
|
|
|
1242 ++less_cols_off;
|
|
|
1243 }
|
|
|
1244 }
|
|
|
1245 if (*p_extra != NUL)
|
|
|
1246 did_ai = FALSE; /* append some text, don't truncate now */
|
|
|
1247
|
|
|
1248 /* columns for marks adjusted for removed columns */
|
|
|
1249 less_cols = (int)(p_extra - saved_line);
|
|
|
1250 }
|
|
|
1251
|
|
|
1252 if (p_extra == NULL)
|
|
|
1253 p_extra = (char_u *)""; /* append empty line */
|
|
|
1254
|
|
|
1255 #ifdef FEAT_COMMENTS
|
|
|
1256 /* concatenate leader and p_extra, if there is a leader */
|
|
|
1257 if (lead_len)
|
|
|
1258 {
|
|
|
1259 STRCAT(leader, p_extra);
|
|
|
1260 p_extra = leader;
|
|
|
1261 did_ai = TRUE; /* So truncating blanks works with comments */
|
|
|
1262 less_cols -= lead_len;
|
|
|
1263 }
|
|
|
1264 else
|
|
|
1265 end_comment_pending = NUL; /* turns out there was no leader */
|
|
|
1266 #endif
|
|
|
1267
|
|
|
1268 old_cursor = curwin->w_cursor;
|
|
|
1269 if (dir == BACKWARD)
|
|
|
1270 --curwin->w_cursor.lnum;
|
|
|
1271 #ifdef FEAT_VREPLACE
|
|
|
1272 if (!(State & VREPLACE_FLAG) || old_cursor.lnum >= orig_line_count)
|
|
|
1273 #endif
|
|
|
1274 {
|
|
|
1275 if (ml_append(curwin->w_cursor.lnum, p_extra, (colnr_T)0, FALSE)
|
|
|
1276 == FAIL)
|
|
|
1277 goto theend;
|
|
|
1278 /* Postpone calling changed_lines(), because it would mess up folding
|
|
|
1279 * with markers. */
|
|
|
1280 mark_adjust(curwin->w_cursor.lnum + 1, (linenr_T)MAXLNUM, 1L, 0L);
|
|
|
1281 did_append = TRUE;
|
|
|
1282 }
|
|
|
1283 #ifdef FEAT_VREPLACE
|
|
|
1284 else
|
|
|
1285 {
|
|
|
1286 /*
|
|
|
1287 * In VREPLACE mode we are starting to replace the next line.
|
|
|
1288 */
|
|
|
1289 curwin->w_cursor.lnum++;
|
|
|
1290 if (curwin->w_cursor.lnum >= Insstart.lnum + vr_lines_changed)
|
|
|
1291 {
|
|
|
1292 /* In case we NL to a new line, BS to the previous one, and NL
|
|
|
1293 * again, we don't want to save the new line for undo twice.
|
|
|
1294 */
|
|
|
1295 (void)u_save_cursor(); /* errors are ignored! */
|
|
|
1296 vr_lines_changed++;
|
|
|
1297 }
|
|
|
1298 ml_replace(curwin->w_cursor.lnum, p_extra, TRUE);
|
|
|
1299 changed_bytes(curwin->w_cursor.lnum, 0);
|
|
|
1300 curwin->w_cursor.lnum--;
|
|
|
1301 did_append = FALSE;
|
|
|
1302 }
|
|
|
1303 #endif
|
|
|
1304
|
|
|
1305 if (newindent
|
|
|
1306 #ifdef FEAT_SMARTINDENT
|
|
|
1307 || did_si
|
|
|
1308 #endif
|
|
|
1309 )
|
|
|
1310 {
|
|
|
1311 ++curwin->w_cursor.lnum;
|
|
|
1312 #ifdef FEAT_SMARTINDENT
|
|
|
1313 if (did_si)
|
|
|
1314 {
|
|
|
1315 if (p_sr)
|
|
|
1316 newindent -= newindent % (int)curbuf->b_p_sw;
|
|
|
1317 newindent += (int)curbuf->b_p_sw;
|
|
|
1318 }
|
|
|
1319 #endif
|
|
|
1320 /* Copy the indent only if expand tab is disabled */
|
|
|
1321 if (curbuf->b_p_ci && !curbuf->b_p_et)
|
|
|
1322 {
|
|
|
1323 (void)copy_indent(newindent, saved_line);
|
|
|
1324
|
|
|
1325 /*
|
|
|
1326 * Set the 'preserveindent' option so that any further screwing
|
|
|
1327 * with the line doesn't entirely destroy our efforts to preserve
|
|
|
1328 * it. It gets restored at the function end.
|
|
|
1329 */
|
|
|
1330 curbuf->b_p_pi = TRUE;
|
|
|
1331 }
|
|
|
1332 else
|
|
|
1333 (void)set_indent(newindent, SIN_INSERT);
|
|
|
1334 less_cols -= curwin->w_cursor.col;
|
|
|
1335
|
|
|
1336 ai_col = curwin->w_cursor.col;
|
|
|
1337
|
|
|
1338 /*
|
|
|
1339 * In REPLACE mode, for each character in the new indent, there must
|
|
|
1340 * be a NUL on the replace stack, for when it is deleted with BS
|
|
|
1341 */
|
|
|
1342 if (REPLACE_NORMAL(State))
|
|
|
1343 for (n = 0; n < (int)curwin->w_cursor.col; ++n)
|
|
|
1344 replace_push(NUL);
|
|
|
1345 newcol += curwin->w_cursor.col;
|
|
|
1346 #ifdef FEAT_SMARTINDENT
|
|
|
1347 if (no_si)
|
|
|
1348 did_si = FALSE;
|
|
|
1349 #endif
|
|
|
1350 }
|
|
|
1351
|
|
|
1352 #ifdef FEAT_COMMENTS
|
|
|
1353 /*
|
|
|
1354 * In REPLACE mode, for each character in the extra leader, there must be
|
|
|
1355 * a NUL on the replace stack, for when it is deleted with BS.
|
|
|
1356 */
|
|
|
1357 if (REPLACE_NORMAL(State))
|
|
|
1358 while (lead_len-- > 0)
|
|
|
1359 replace_push(NUL);
|
|
|
1360 #endif
|
|
|
1361
|
|
|
1362 curwin->w_cursor = old_cursor;
|
|
|
1363
|
|
|
1364 if (dir == FORWARD)
|
|
|
1365 {
|
|
|
1366 if (trunc_line || (State & INSERT))
|
|
|
1367 {
|
|
|
1368 /* truncate current line at cursor */
|
|
|
1369 saved_line[curwin->w_cursor.col] = NUL;
|
|
|
1370 /* Remove trailing white space, unless OPENLINE_KEEPTRAIL used. */
|
|
|
1371 if (trunc_line && !(flags & OPENLINE_KEEPTRAIL))
|
|
|
1372 truncate_spaces(saved_line);
|
|
|
1373 ml_replace(curwin->w_cursor.lnum, saved_line, FALSE);
|
|
|
1374 saved_line = NULL;
|
|
|
1375 if (did_append)
|
|
|
1376 {
|
|
|
1377 changed_lines(curwin->w_cursor.lnum, curwin->w_cursor.col,
|
|
|
1378 curwin->w_cursor.lnum + 1, 1L);
|
|
|
1379 did_append = FALSE;
|
|
|
1380
|
|
|
1381 /* Move marks after the line break to the new line. */
|
|
|
1382 if (flags & OPENLINE_MARKFIX)
|
|
|
1383 mark_col_adjust(curwin->w_cursor.lnum,
|
|
|
1384 curwin->w_cursor.col + less_cols_off,
|
|
|
1385 1L, (long)-less_cols);
|
|
|
1386 }
|
|
|
1387 else
|
|
|
1388 changed_bytes(curwin->w_cursor.lnum, curwin->w_cursor.col);
|
|
|
1389 }
|
|
|
1390
|
|
|
1391 /*
|
|
|
1392 * Put the cursor on the new line. Careful: the scrollup() above may
|
|
|
1393 * have moved w_cursor, we must use old_cursor.
|
|
|
1394 */
|
|
|
1395 curwin->w_cursor.lnum = old_cursor.lnum + 1;
|
|
|
1396 }
|
|
|
1397 if (did_append)
|
|
|
1398 changed_lines(curwin->w_cursor.lnum, 0, curwin->w_cursor.lnum, 1L);
|
|
|
1399
|
|
|
1400 curwin->w_cursor.col = newcol;
|
|
|
1401 #ifdef FEAT_VIRTUALEDIT
|
|
|
1402 curwin->w_cursor.coladd = 0;
|
|
|
1403 #endif
|
|
|
1404
|
|
|
1405 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
|
|
|
1406 /*
|
|
|
1407 * In VREPLACE mode, we are handling the replace stack ourselves, so stop
|
|
|
1408 * fixthisline() from doing it (via change_indent()) by telling it we're in
|
|
|
1409 * normal INSERT mode.
|
|
|
1410 */
|
|
|
1411 if (State & VREPLACE_FLAG)
|
|
|
1412 {
|
|
|
1413 vreplace_mode = State; /* So we know to put things right later */
|
|
|
1414 State = INSERT;
|
|
|
1415 }
|
|
|
1416 else
|
|
|
1417 vreplace_mode = 0;
|
|
|
1418 #endif
|
|
|
1419 #ifdef FEAT_LISP
|
|
|
1420 /*
|
|
|
1421 * May do lisp indenting.
|
|
|
1422 */
|
|
|
1423 if (!p_paste
|
|
|
1424 # ifdef FEAT_COMMENTS
|
|
|
1425 && leader == NULL
|
|
|
1426 # endif
|
|
|
1427 && curbuf->b_p_lisp
|
|
|
1428 && curbuf->b_p_ai)
|
|
|
1429 {
|
|
|
1430 fixthisline(get_lisp_indent);
|
|
|
1431 p = ml_get_curline();
|
|
|
1432 ai_col = (colnr_T)(skipwhite(p) - p);
|
|
|
1433 }
|
|
|
1434 #endif
|
|
|
1435 #ifdef FEAT_CINDENT
|
|
|
1436 /*
|
|
|
1437 * May do indenting after opening a new line.
|
|
|
1438 */
|
|
|
1439 if (!p_paste
|
|
|
1440 && (curbuf->b_p_cin
|
|
|
1441 # ifdef FEAT_EVAL
|
|
|
1442 || *curbuf->b_p_inde != NUL
|
|
|
1443 # endif
|
|
|
1444 )
|
|
|
1445 && in_cinkeys(dir == FORWARD
|
|
|
1446 ? KEY_OPEN_FORW
|
|
|
1447 : KEY_OPEN_BACK, ' ', linewhite(curwin->w_cursor.lnum)))
|
|
|
1448 {
|
|
|
1449 do_c_expr_indent();
|
|
|
1450 p = ml_get_curline();
|
|
|
1451 ai_col = (colnr_T)(skipwhite(p) - p);
|
|
|
1452 }
|
|
|
1453 #endif
|
|
|
1454 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
|
|
|
1455 if (vreplace_mode != 0)
|
|
|
1456 State = vreplace_mode;
|
|
|
1457 #endif
|
|
|
1458
|
|
|
1459 #ifdef FEAT_VREPLACE
|
|
|
1460 /*
|
|
|
1461 * Finally, VREPLACE gets the stuff on the new line, then puts back the
|
|
|
1462 * original line, and inserts the new stuff char by char, pushing old stuff
|
|
|
1463 * onto the replace stack (via ins_char()).
|
|
|
1464 */
|
|
|
1465 if (State & VREPLACE_FLAG)
|
|
|
1466 {
|
|
|
1467 /* Put new line in p_extra */
|
|
|
1468 p_extra = vim_strsave(ml_get_curline());
|
|
|
1469 if (p_extra == NULL)
|
|
|
1470 goto theend;
|
|
|
1471
|
|
|
1472 /* Put back original line */
|
|
|
1473 ml_replace(curwin->w_cursor.lnum, next_line, FALSE);
|
|
|
1474
|
|
|
1475 /* Insert new stuff into line again */
|
|
|
1476 curwin->w_cursor.col = 0;
|
|
|
1477 #ifdef FEAT_VIRTUALEDIT
|
|
|
1478 curwin->w_cursor.coladd = 0;
|
|
|
1479 #endif
|
|
|
1480 ins_bytes(p_extra); /* will call changed_bytes() */
|
|
|
1481 vim_free(p_extra);
|
|
|
1482 next_line = NULL;
|
|
|
1483 }
|
|
|
1484 #endif
|
|
|
1485
|
|
|
1486 retval = TRUE; /* success! */
|
|
|
1487 theend:
|
|
|
1488 curbuf->b_p_pi = saved_pi;
|
|
|
1489 vim_free(saved_line);
|
|
|
1490 vim_free(next_line);
|
|
|
1491 vim_free(allocated);
|
|
|
1492 return retval;
|
|
|
1493 }
|
|
|
1494
|
|
|
1495 #if defined(FEAT_COMMENTS) || defined(PROTO)
|
|
|
1496 /*
|
|
|
1497 * get_leader_len() returns the length of the prefix of the given string
|
|
|
1498 * which introduces a comment. If this string is not a comment then 0 is
|
|
|
1499 * returned.
|
|
|
1500 * When "flags" is not NULL, it is set to point to the flags of the recognized
|
|
|
1501 * comment leader.
|
|
|
1502 * "backward" must be true for the "O" command.
|
|
|
1503 */
|
|
|
1504 int
|
|
|
1505 get_leader_len(line, flags, backward)
|
|
|
1506 char_u *line;
|
|
|
1507 char_u **flags;
|
|
|
1508 int backward;
|
|
|
1509 {
|
|
|
1510 int i, j;
|
|
|
1511 int got_com = FALSE;
|
|
|
1512 int found_one;
|
|
|
1513 char_u part_buf[COM_MAX_LEN]; /* buffer for one option part */
|
|
|
1514 char_u *string; /* pointer to comment string */
|
|
|
1515 char_u *list;
|
|
|
1516
|
|
|
1517 i = 0;
|
|
|
1518 while (vim_iswhite(line[i])) /* leading white space is ignored */
|
|
|
1519 ++i;
|
|
|
1520
|
|
|
1521 /*
|
|
|
1522 * Repeat to match several nested comment strings.
|
|
|
1523 */
|
|
|
1524 while (line[i])
|
|
|
1525 {
|
|
|
1526 /*
|
|
|
1527 * scan through the 'comments' option for a match
|
|
|
1528 */
|
|
|
1529 found_one = FALSE;
|
|
|
1530 for (list = curbuf->b_p_com; *list; )
|
|
|
1531 {
|
|
|
1532 /*
|
|
|
1533 * Get one option part into part_buf[]. Advance list to next one.
|
|
|
1534 * put string at start of string.
|
|
|
1535 */
|
|
|
1536 if (!got_com && flags != NULL) /* remember where flags started */
|
|
|
1537 *flags = list;
|
|
|
1538 (void)copy_option_part(&list, part_buf, COM_MAX_LEN, ",");
|
|
|
1539 string = vim_strchr(part_buf, ':');
|
|
|
1540 if (string == NULL) /* missing ':', ignore this part */
|
|
|
1541 continue;
|
|
|
1542 *string++ = NUL; /* isolate flags from string */
|
|
|
1543
|
|
|
1544 /*
|
|
|
1545 * When already found a nested comment, only accept further
|
|
|
1546 * nested comments.
|
|
|
1547 */
|
|
|
1548 if (got_com && vim_strchr(part_buf, COM_NEST) == NULL)
|
|
|
1549 continue;
|
|
|
1550
|
|
|
1551 /* When 'O' flag used don't use for "O" command */
|
|
|
1552 if (backward && vim_strchr(part_buf, COM_NOBACK) != NULL)
|
|
|
1553 continue;
|
|
|
1554
|
|
|
1555 /*
|
|
|
1556 * Line contents and string must match.
|
|
|
1557 * When string starts with white space, must have some white space
|
|
|
1558 * (but the amount does not need to match, there might be a mix of
|
|
|
1559 * TABs and spaces).
|
|
|
1560 */
|
|
|
1561 if (vim_iswhite(string[0]))
|
|
|
1562 {
|
|
|
1563 if (i == 0 || !vim_iswhite(line[i - 1]))
|
|
|
1564 continue;
|
|
|
1565 while (vim_iswhite(string[0]))
|
|
|
1566 ++string;
|
|
|
1567 }
|
|
|
1568 for (j = 0; string[j] != NUL && string[j] == line[i + j]; ++j)
|
|
|
1569 ;
|
|
|
1570 if (string[j] != NUL)
|
|
|
1571 continue;
|
|
|
1572
|
|
|
1573 /*
|
|
|
1574 * When 'b' flag used, there must be white space or an
|
|
|
1575 * end-of-line after the string in the line.
|
|
|
1576 */
|
|
|
1577 if (vim_strchr(part_buf, COM_BLANK) != NULL
|
|
|
1578 && !vim_iswhite(line[i + j]) && line[i + j] != NUL)
|
|
|
1579 continue;
|
|
|
1580
|
|
|
1581 /*
|
|
|
1582 * We have found a match, stop searching.
|
|
|
1583 */
|
|
|
1584 i += j;
|
|
|
1585 got_com = TRUE;
|
|
|
1586 found_one = TRUE;
|
|
|
1587 break;
|
|
|
1588 }
|
|
|
1589
|
|
|
1590 /*
|
|
|
1591 * No match found, stop scanning.
|
|
|
1592 */
|
|
|
1593 if (!found_one)
|
|
|
1594 break;
|
|
|
1595
|
|
|
1596 /*
|
|
|
1597 * Include any trailing white space.
|
|
|
1598 */
|
|
|
1599 while (vim_iswhite(line[i]))
|
|
|
1600 ++i;
|
|
|
1601
|
|
|
1602 /*
|
|
|
1603 * If this comment doesn't nest, stop here.
|
|
|
1604 */
|
|
|
1605 if (vim_strchr(part_buf, COM_NEST) == NULL)
|
|
|
1606 break;
|
|
|
1607 }
|
|
|
1608 return (got_com ? i : 0);
|
|
|
1609 }
|
|
|
1610 #endif
|
|
|
1611
|
|
|
1612 /*
|
|
|
1613 * Return the number of window lines occupied by buffer line "lnum".
|
|
|
1614 */
|
|
|
1615 int
|
|
|
1616 plines(lnum)
|
|
|
1617 linenr_T lnum;
|
|
|
1618 {
|
|
|
1619 return plines_win(curwin, lnum, TRUE);
|
|
|
1620 }
|
|
|
1621
|
|
|
1622 int
|
|
|
1623 plines_win(wp, lnum, winheight)
|
|
|
1624 win_T *wp;
|
|
|
1625 linenr_T lnum;
|
|
|
1626 int winheight; /* when TRUE limit to window height */
|
|
|
1627 {
|
|
|
1628 #if defined(FEAT_DIFF) || defined(PROTO)
|
|
|
1629 /* Check for filler lines above this buffer line. When folded the result
|
|
|
1630 * is one line anyway. */
|
|
|
1631 return plines_win_nofill(wp, lnum, winheight) + diff_check_fill(wp, lnum);
|
|
|
1632 }
|
|
|
1633
|
|
|
1634 int
|
|
|
1635 plines_nofill(lnum)
|
|
|
1636 linenr_T lnum;
|
|
|
1637 {
|
|
|
1638 return plines_win_nofill(curwin, lnum, TRUE);
|
|
|
1639 }
|
|
|
1640
|
|
|
1641 int
|
|
|
1642 plines_win_nofill(wp, lnum, winheight)
|
|
|
1643 win_T *wp;
|
|
|
1644 linenr_T lnum;
|
|
|
1645 int winheight; /* when TRUE limit to window height */
|
|
|
1646 {
|
|
|
1647 #endif
|
|
|
1648 int lines;
|
|
|
1649
|
|
|
1650 if (!wp->w_p_wrap)
|
|
|
1651 return 1;
|
|
|
1652
|
|
|
1653 #ifdef FEAT_VERTSPLIT
|
|
|
1654 if (wp->w_width == 0)
|
|
|
1655 return 1;
|
|
|
1656 #endif
|
|
|
1657
|
|
|
1658 #ifdef FEAT_FOLDING
|
|
|
1659 /* A folded lines is handled just like an empty line. */
|
|
|
1660 /* NOTE: Caller must handle lines that are MAYBE folded. */
|
|
|
1661 if (lineFolded(wp, lnum) == TRUE)
|
|
|
1662 return 1;
|
|
|
1663 #endif
|
|
|
1664
|
|
|
1665 lines = plines_win_nofold(wp, lnum);
|
|
|
1666 if (winheight > 0 && lines > wp->w_height)
|
|
|
1667 return (int)wp->w_height;
|
|
|
1668 return lines;
|
|
|
1669 }
|
|
|
1670
|
|
|
1671 /*
|
|
|
1672 * Return number of window lines physical line "lnum" will occupy in window
|
|
|
1673 * "wp". Does not care about folding, 'wrap' or 'diff'.
|
|
|
1674 */
|
|
|
1675 int
|
|
|
1676 plines_win_nofold(wp, lnum)
|
|
|
1677 win_T *wp;
|
|
|
1678 linenr_T lnum;
|
|
|
1679 {
|
|
|
1680 char_u *s;
|
|
|
1681 long col;
|
|
|
1682 int width;
|
|
|
1683
|
|
|
1684 s = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
|
1685 if (*s == NUL) /* empty line */
|
|
|
1686 return 1;
|
|
|
1687 col = win_linetabsize(wp, s, (colnr_T)MAXCOL);
|
|
|
1688
|
|
|
1689 /*
|
|
|
1690 * If list mode is on, then the '$' at the end of the line may take up one
|
|
|
1691 * extra column.
|
|
|
1692 */
|
|
|
1693 if (wp->w_p_list && lcs_eol != NUL)
|
|
|
1694 col += 1;
|
|
|
1695
|
|
|
1696 /*
|
|
|
1697 * Add column offset for 'number' and 'foldcolumn'.
|
|
|
1698 */
|
|
|
1699 width = W_WIDTH(wp) - win_col_off(wp);
|
|
|
1700 if (width <= 0)
|
|
|
1701 return 32000;
|
|
|
1702 if (col <= width)
|
|
|
1703 return 1;
|
|
|
1704 col -= width;
|
|
|
1705 width += win_col_off2(wp);
|
|
|
1706 return (col + (width - 1)) / width + 1;
|
|
|
1707 }
|
|
|
1708
|
|
|
1709 /*
|
|
|
1710 * Like plines_win(), but only reports the number of physical screen lines
|
|
|
1711 * used from the start of the line to the given column number.
|
|
|
1712 */
|
|
|
1713 int
|
|
|
1714 plines_win_col(wp, lnum, column)
|
|
|
1715 win_T *wp;
|
|
|
1716 linenr_T lnum;
|
|
|
1717 long column;
|
|
|
1718 {
|
|
|
1719 long col;
|
|
|
1720 char_u *s;
|
|
|
1721 int lines = 0;
|
|
|
1722 int width;
|
|
|
1723
|
|
|
1724 #ifdef FEAT_DIFF
|
|
|
1725 /* Check for filler lines above this buffer line. When folded the result
|
|
|
1726 * is one line anyway. */
|
|
|
1727 lines = diff_check_fill(wp, lnum);
|
|
|
1728 #endif
|
|
|
1729
|
|
|
1730 if (!wp->w_p_wrap)
|
|
|
1731 return lines + 1;
|
|
|
1732
|
|
|
1733 #ifdef FEAT_VERTSPLIT
|
|
|
1734 if (wp->w_width == 0)
|
|
|
1735 return lines + 1;
|
|
|
1736 #endif
|
|
|
1737
|
|
|
1738 s = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
|
1739
|
|
|
1740 col = 0;
|
|
|
1741 while (*s != NUL && --column >= 0)
|
|
|
1742 {
|
|
|
1743 col += win_lbr_chartabsize(wp, s, (colnr_T)col, NULL);
|
|
|
1744 #ifdef FEAT_MBYTE
|
|
|
1745 if (has_mbyte)
|
|
|
1746 s += (*mb_ptr2len_check)(s);
|
|
|
1747 else
|
|
|
1748 #endif
|
|
|
1749 ++s;
|
|
|
1750 }
|
|
|
1751
|
|
|
1752 /*
|
|
|
1753 * If *s is a TAB, and the TAB is not displayed as ^I, and we're not in
|
|
|
1754 * INSERT mode, then col must be adjusted so that it represents the last
|
|
|
1755 * screen position of the TAB. This only fixes an error when the TAB wraps
|
|
|
1756 * from one screen line to the next (when 'columns' is not a multiple of
|
|
|
1757 * 'ts') -- webb.
|
|
|
1758 */
|
|
|
1759 if (*s == TAB && (State & NORMAL) && (!wp->w_p_list || lcs_tab1))
|
|
|
1760 col += win_lbr_chartabsize(wp, s, (colnr_T)col, NULL) - 1;
|
|
|
1761
|
|
|
1762 /*
|
|
|
1763 * Add column offset for 'number', 'foldcolumn', etc.
|
|
|
1764 */
|
|
|
1765 width = W_WIDTH(wp) - win_col_off(wp);
|
|
|
1766 if (width > 0)
|
|
|
1767 {
|
|
|
1768 lines += 1;
|
|
|
1769 if (col >= width)
|
|
|
1770 lines += (col - width) / (width + win_col_off2(wp));
|
|
|
1771 if (lines <= wp->w_height)
|
|
|
1772 return lines;
|
|
|
1773 }
|
|
|
1774 return (int)(wp->w_height); /* maximum length */
|
|
|
1775 }
|
|
|
1776
|
|
|
1777 int
|
|
|
1778 plines_m_win(wp, first, last)
|
|
|
1779 win_T *wp;
|
|
|
1780 linenr_T first, last;
|
|
|
1781 {
|
|
|
1782 int count = 0;
|
|
|
1783
|
|
|
1784 while (first <= last)
|
|
|
1785 {
|
|
|
1786 #ifdef FEAT_FOLDING
|
|
|
1787 int x;
|
|
|
1788
|
|
|
1789 /* Check if there are any really folded lines, but also included lines
|
|
|
1790 * that are maybe folded. */
|
|
|
1791 x = foldedCount(wp, first, NULL);
|
|
|
1792 if (x > 0)
|
|
|
1793 {
|
|
|
1794 ++count; /* count 1 for "+-- folded" line */
|
|
|
1795 first += x;
|
|
|
1796 }
|
|
|
1797 else
|
|
|
1798 #endif
|
|
|
1799 {
|
|
|
1800 #ifdef FEAT_DIFF
|
|
|
1801 if (first == wp->w_topline)
|
|
|
1802 count += plines_win_nofill(wp, first, TRUE) + wp->w_topfill;
|
|
|
1803 else
|
|
|
1804 #endif
|
|
|
1805 count += plines_win(wp, first, TRUE);
|
|
|
1806 ++first;
|
|
|
1807 }
|
|
|
1808 }
|
|
|
1809 return (count);
|
|
|
1810 }
|
|
|
1811
|
|
|
1812 #if defined(FEAT_VREPLACE) || defined(FEAT_INS_EXPAND) || defined(PROTO)
|
|
|
1813 /*
|
|
|
1814 * Insert string "p" at the cursor position. Stops at a NUL byte.
|
|
|
1815 * Handles Replace mode and multi-byte characters.
|
|
|
1816 */
|
|
|
1817 void
|
|
|
1818 ins_bytes(p)
|
|
|
1819 char_u *p;
|
|
|
1820 {
|
|
|
1821 ins_bytes_len(p, (int)STRLEN(p));
|
|
|
1822 }
|
|
|
1823 #endif
|
|
|
1824
|
|
|
1825 #if defined(FEAT_VREPLACE) || defined(FEAT_INS_EXPAND) \
|
|
|
1826 || defined(FEAT_COMMENTS) || defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
1827 /*
|
|
|
1828 * Insert string "p" with length "len" at the cursor position.
|
|
|
1829 * Handles Replace mode and multi-byte characters.
|
|
|
1830 */
|
|
|
1831 void
|
|
|
1832 ins_bytes_len(p, len)
|
|
|
1833 char_u *p;
|
|
|
1834 int len;
|
|
|
1835 {
|
|
|
1836 int i;
|
|
|
1837 # ifdef FEAT_MBYTE
|
|
|
1838 int n;
|
|
|
1839
|
|
|
1840 for (i = 0; i < len; i += n)
|
|
|
1841 {
|
|
|
1842 n = (*mb_ptr2len_check)(p + i);
|
|
|
1843 ins_char_bytes(p + i, n);
|
|
|
1844 }
|
|
|
1845 # else
|
|
|
1846 for (i = 0; i < len; ++i)
|
|
|
1847 ins_char(p[i]);
|
|
|
1848 # endif
|
|
|
1849 }
|
|
|
1850 #endif
|
|
|
1851
|
|
|
1852 /*
|
|
|
1853 * Insert or replace a single character at the cursor position.
|
|
|
1854 * When in REPLACE or VREPLACE mode, replace any existing character.
|
|
|
1855 * Caller must have prepared for undo.
|
|
|
1856 * For multi-byte characters we get the whole character, the caller must
|
|
|
1857 * convert bytes to a character.
|
|
|
1858 */
|
|
|
1859 void
|
|
|
1860 ins_char(c)
|
|
|
1861 int c;
|
|
|
1862 {
|
|
|
1863 #if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
1864 char_u buf[MB_MAXBYTES];
|
|
|
1865 int n;
|
|
|
1866
|
|
|
1867 n = (*mb_char2bytes)(c, buf);
|
|
|
1868
|
|
|
1869 /* When "c" is 0x100, 0x200, etc. we don't want to insert a NUL byte.
|
|
|
1870 * Happens for CTRL-Vu9900. */
|
|
|
1871 if (buf[0] == 0)
|
|
|
1872 buf[0] = '\n';
|
|
|
1873
|
|
|
1874 ins_char_bytes(buf, n);
|
|
|
1875 }
|
|
|
1876
|
|
|
1877 void
|
|
|
1878 ins_char_bytes(buf, charlen)
|
|
|
1879 char_u *buf;
|
|
|
1880 int charlen;
|
|
|
1881 {
|
|
|
1882 int c = buf[0];
|
|
|
1883 int l, j;
|
|
|
1884 #endif
|
|
|
1885 int newlen; /* nr of bytes inserted */
|
|
|
1886 int oldlen; /* nr of bytes deleted (0 when not replacing) */
|
|
|
1887 char_u *p;
|
|
|
1888 char_u *newp;
|
|
|
1889 char_u *oldp;
|
|
|
1890 int linelen; /* length of old line including NUL */
|
|
|
1891 colnr_T col;
|
|
|
1892 linenr_T lnum = curwin->w_cursor.lnum;
|
|
|
1893 int i;
|
|
|
1894
|
|
|
1895 #ifdef FEAT_VIRTUALEDIT
|
|
|
1896 /* Break tabs if needed. */
|
|
|
1897 if (virtual_active() && curwin->w_cursor.coladd > 0)
|
|
|
1898 coladvance_force(getviscol());
|
|
|
1899 #endif
|
|
|
1900
|
|
|
1901 col = curwin->w_cursor.col;
|
|
|
1902 oldp = ml_get(lnum);
|
|
|
1903 linelen = (int)STRLEN(oldp) + 1;
|
|
|
1904
|
|
|
1905 /* The lengths default to the values for when not replacing. */
|
|
|
1906 oldlen = 0;
|
|
|
1907 #ifdef FEAT_MBYTE
|
|
|
1908 newlen = charlen;
|
|
|
1909 #else
|
|
|
1910 newlen = 1;
|
|
|
1911 #endif
|
|
|
1912
|
|
|
1913 if (State & REPLACE_FLAG)
|
|
|
1914 {
|
|
|
1915 #ifdef FEAT_VREPLACE
|
|
|
1916 if (State & VREPLACE_FLAG)
|
|
|
1917 {
|
|
|
1918 colnr_T new_vcol = 0; /* init for GCC */
|
|
|
1919 colnr_T vcol;
|
|
|
1920 int old_list;
|
|
|
1921 #ifndef FEAT_MBYTE
|
|
|
1922 char_u buf[2];
|
|
|
1923 #endif
|
|
|
1924
|
|
|
1925 /*
|
|
|
1926 * Disable 'list' temporarily, unless 'cpo' contains the 'L' flag.
|
|
|
1927 * Returns the old value of list, so when finished,
|
|
|
1928 * curwin->w_p_list should be set back to this.
|
|
|
1929 */
|
|
|
1930 old_list = curwin->w_p_list;
|
|
|
1931 if (old_list && vim_strchr(p_cpo, CPO_LISTWM) == NULL)
|
|
|
1932 curwin->w_p_list = FALSE;
|
|
|
1933
|
|
|
1934 /*
|
|
|
1935 * In virtual replace mode each character may replace one or more
|
|
|
1936 * characters (zero if it's a TAB). Count the number of bytes to
|
|
|
1937 * be deleted to make room for the new character, counting screen
|
|
|
1938 * cells. May result in adding spaces to fill a gap.
|
|
|
1939 */
|
|
|
1940 getvcol(curwin, &curwin->w_cursor, NULL, &vcol, NULL);
|
|
|
1941 #ifndef FEAT_MBYTE
|
|
|
1942 buf[0] = c;
|
|
|
1943 buf[1] = NUL;
|
|
|
1944 #endif
|
|
|
1945 new_vcol = vcol + chartabsize(buf, vcol);
|
|
|
1946 while (oldp[col + oldlen] != NUL && vcol < new_vcol)
|
|
|
1947 {
|
|
|
1948 vcol += chartabsize(oldp + col + oldlen, vcol);
|
|
|
1949 /* Don't need to remove a TAB that takes us to the right
|
|
|
1950 * position. */
|
|
|
1951 if (vcol > new_vcol && oldp[col + oldlen] == TAB)
|
|
|
1952 break;
|
|
|
1953 #ifdef FEAT_MBYTE
|
|
|
1954 oldlen += (*mb_ptr2len_check)(oldp + col + oldlen);
|
|
|
1955 #else
|
|
|
1956 ++oldlen;
|
|
|
1957 #endif
|
|
|
1958 /* Deleted a bit too much, insert spaces. */
|
|
|
1959 if (vcol > new_vcol)
|
|
|
1960 newlen += vcol - new_vcol;
|
|
|
1961 }
|
|
|
1962 curwin->w_p_list = old_list;
|
|
|
1963 }
|
|
|
1964 else
|
|
|
1965 #endif
|
|
|
1966 if (oldp[col] != NUL)
|
|
|
1967 {
|
|
|
1968 /* normal replace */
|
|
|
1969 #ifdef FEAT_MBYTE
|
|
|
1970 oldlen = (*mb_ptr2len_check)(oldp + col);
|
|
|
1971 #else
|
|
|
1972 oldlen = 1;
|
|
|
1973 #endif
|
|
|
1974 }
|
|
|
1975
|
|
|
1976
|
|
|
1977 /* Push the replaced bytes onto the replace stack, so that they can be
|
|
|
1978 * put back when BS is used. The bytes of a multi-byte character are
|
|
|
1979 * done the other way around, so that the first byte is popped off
|
|
|
1980 * first (it tells the byte length of the character). */
|
|
|
1981 replace_push(NUL);
|
|
|
1982 for (i = 0; i < oldlen; ++i)
|
|
|
1983 {
|
|
|
1984 #ifdef FEAT_MBYTE
|
|
|
1985 l = (*mb_ptr2len_check)(oldp + col + i) - 1;
|
|
|
1986 for (j = l; j >= 0; --j)
|
|
|
1987 replace_push(oldp[col + i + j]);
|
|
|
1988 i += l;
|
|
|
1989 #else
|
|
|
1990 replace_push(oldp[col + i]);
|
|
|
1991 #endif
|
|
|
1992 }
|
|
|
1993 }
|
|
|
1994
|
|
|
1995 newp = alloc_check((unsigned)(linelen + newlen - oldlen));
|
|
|
1996 if (newp == NULL)
|
|
|
1997 return;
|
|
|
1998
|
|
|
1999 /* Copy bytes before the cursor. */
|
|
|
2000 if (col > 0)
|
|
|
2001 mch_memmove(newp, oldp, (size_t)col);
|
|
|
2002
|
|
|
2003 /* Copy bytes after the changed character(s). */
|
|
|
2004 p = newp + col;
|
|
|
2005 mch_memmove(p + newlen, oldp + col + oldlen,
|
|
|
2006 (size_t)(linelen - col - oldlen));
|
|
|
2007
|
|
|
2008 /* Insert or overwrite the new character. */
|
|
|
2009 #ifdef FEAT_MBYTE
|
|
|
2010 mch_memmove(p, buf, charlen);
|
|
|
2011 i = charlen;
|
|
|
2012 #else
|
|
|
2013 *p = c;
|
|
|
2014 i = 1;
|
|
|
2015 #endif
|
|
|
2016
|
|
|
2017 /* Fill with spaces when necessary. */
|
|
|
2018 while (i < newlen)
|
|
|
2019 p[i++] = ' ';
|
|
|
2020
|
|
|
2021 /* Replace the line in the buffer. */
|
|
|
2022 ml_replace(lnum, newp, FALSE);
|
|
|
2023
|
|
|
2024 /* mark the buffer as changed and prepare for displaying */
|
|
|
2025 changed_bytes(lnum, col);
|
|
|
2026
|
|
|
2027 /*
|
|
|
2028 * If we're in Insert or Replace mode and 'showmatch' is set, then briefly
|
|
|
2029 * show the match for right parens and braces.
|
|
|
2030 */
|
|
|
2031 if (p_sm && (State & INSERT)
|
|
|
2032 && msg_silent == 0
|
|
|
2033 #ifdef FEAT_MBYTE
|
|
|
2034 && charlen == 1
|
|
|
2035 #endif
|
|
|
2036 )
|
|
|
2037 showmatch(c);
|
|
|
2038
|
|
|
2039 #ifdef FEAT_RIGHTLEFT
|
|
|
2040 if (!p_ri || (State & REPLACE_FLAG))
|
|
|
2041 #endif
|
|
|
2042 {
|
|
|
2043 /* Normal insert: move cursor right */
|
|
|
2044 #ifdef FEAT_MBYTE
|
|
|
2045 curwin->w_cursor.col += charlen;
|
|
|
2046 #else
|
|
|
2047 ++curwin->w_cursor.col;
|
|
|
2048 #endif
|
|
|
2049 }
|
|
|
2050 /*
|
|
|
2051 * TODO: should try to update w_row here, to avoid recomputing it later.
|
|
|
2052 */
|
|
|
2053 }
|
|
|
2054
|
|
|
2055 /*
|
|
|
2056 * Insert a string at the cursor position.
|
|
|
2057 * Note: Does NOT handle Replace mode.
|
|
|
2058 * Caller must have prepared for undo.
|
|
|
2059 */
|
|
|
2060 void
|
|
|
2061 ins_str(s)
|
|
|
2062 char_u *s;
|
|
|
2063 {
|
|
|
2064 char_u *oldp, *newp;
|
|
|
2065 int newlen = (int)STRLEN(s);
|
|
|
2066 int oldlen;
|
|
|
2067 colnr_T col;
|
|
|
2068 linenr_T lnum = curwin->w_cursor.lnum;
|
|
|
2069
|
|
|
2070 #ifdef FEAT_VIRTUALEDIT
|
|
|
2071 if (virtual_active() && curwin->w_cursor.coladd > 0)
|
|
|
2072 coladvance_force(getviscol());
|
|
|
2073 #endif
|
|
|
2074
|
|
|
2075 col = curwin->w_cursor.col;
|
|
|
2076 oldp = ml_get(lnum);
|
|
|
2077 oldlen = (int)STRLEN(oldp);
|
|
|
2078
|
|
|
2079 newp = alloc_check((unsigned)(oldlen + newlen + 1));
|
|
|
2080 if (newp == NULL)
|
|
|
2081 return;
|
|
|
2082 if (col > 0)
|
|
|
2083 mch_memmove(newp, oldp, (size_t)col);
|
|
|
2084 mch_memmove(newp + col, s, (size_t)newlen);
|
|
|
2085 mch_memmove(newp + col + newlen, oldp + col, (size_t)(oldlen - col + 1));
|
|
|
2086 ml_replace(lnum, newp, FALSE);
|
|
|
2087 changed_bytes(lnum, col);
|
|
|
2088 curwin->w_cursor.col += newlen;
|
|
|
2089 }
|
|
|
2090
|
|
|
2091 /*
|
|
|
2092 * Delete one character under the cursor.
|
|
|
2093 * If "fixpos" is TRUE, don't leave the cursor on the NUL after the line.
|
|
|
2094 * Caller must have prepared for undo.
|
|
|
2095 *
|
|
|
2096 * return FAIL for failure, OK otherwise
|
|
|
2097 */
|
|
|
2098 int
|
|
|
2099 del_char(fixpos)
|
|
|
2100 int fixpos;
|
|
|
2101 {
|
|
|
2102 #ifdef FEAT_MBYTE
|
|
|
2103 if (has_mbyte)
|
|
|
2104 {
|
|
|
2105 /* Make sure the cursor is at the start of a character. */
|
|
|
2106 mb_adjust_cursor();
|
|
|
2107 if (*ml_get_cursor() == NUL)
|
|
|
2108 return FAIL;
|
|
|
2109 return del_chars(1L, fixpos);
|
|
|
2110 }
|
|
|
2111 #endif
|
|
|
2112 return del_bytes(1L, fixpos);
|
|
|
2113 }
|
|
|
2114
|
|
|
2115 #if defined(FEAT_MBYTE) || defined(PROTO)
|
|
|
2116 /*
|
|
|
2117 * Like del_bytes(), but delete characters instead of bytes.
|
|
|
2118 */
|
|
|
2119 int
|
|
|
2120 del_chars(count, fixpos)
|
|
|
2121 long count;
|
|
|
2122 int fixpos;
|
|
|
2123 {
|
|
|
2124 long bytes = 0;
|
|
|
2125 long i;
|
|
|
2126 char_u *p;
|
|
|
2127 int l;
|
|
|
2128
|
|
|
2129 p = ml_get_cursor();
|
|
|
2130 for (i = 0; i < count && *p != NUL; ++i)
|
|
|
2131 {
|
|
|
2132 l = (*mb_ptr2len_check)(p);
|
|
|
2133 bytes += l;
|
|
|
2134 p += l;
|
|
|
2135 }
|
|
|
2136 return del_bytes(bytes, fixpos);
|
|
|
2137 }
|
|
|
2138 #endif
|
|
|
2139
|
|
|
2140 /*
|
|
|
2141 * Delete "count" bytes under the cursor.
|
|
|
2142 * If "fixpos" is TRUE, don't leave the cursor on the NUL after the line.
|
|
|
2143 * Caller must have prepared for undo.
|
|
|
2144 *
|
|
|
2145 * return FAIL for failure, OK otherwise
|
|
|
2146 */
|
|
|
2147 int
|
|
|
2148 del_bytes(count, fixpos)
|
|
|
2149 long count;
|
|
|
2150 int fixpos;
|
|
|
2151 {
|
|
|
2152 char_u *oldp, *newp;
|
|
|
2153 colnr_T oldlen;
|
|
|
2154 linenr_T lnum = curwin->w_cursor.lnum;
|
|
|
2155 colnr_T col = curwin->w_cursor.col;
|
|
|
2156 int was_alloced;
|
|
|
2157 long movelen;
|
|
|
2158
|
|
|
2159 oldp = ml_get(lnum);
|
|
|
2160 oldlen = (int)STRLEN(oldp);
|
|
|
2161
|
|
|
2162 /*
|
|
|
2163 * Can't do anything when the cursor is on the NUL after the line.
|
|
|
2164 */
|
|
|
2165 if (col >= oldlen)
|
|
|
2166 return FAIL;
|
|
|
2167
|
|
|
2168 #ifdef FEAT_MBYTE
|
|
|
2169 /* If 'delcombine' is set and deleting (less than) one character, only
|
|
|
2170 * delete the last combining character. */
|
|
22
|
2171 if (p_deco && enc_utf8 && utfc_ptr2len_check(oldp + col) >= count)
|
|
7
|
2172 {
|
|
|
2173 int c1, c2;
|
|
|
2174 int n;
|
|
|
2175
|
|
|
2176 (void)utfc_ptr2char(oldp + col, &c1, &c2);
|
|
|
2177 if (c1 != NUL)
|
|
|
2178 {
|
|
|
2179 /* Find the last composing char, there can be several. */
|
|
|
2180 n = col;
|
|
|
2181 do
|
|
|
2182 {
|
|
|
2183 col = n;
|
|
|
2184 count = utf_ptr2len_check(oldp + n);
|
|
|
2185 n += count;
|
|
|
2186 } while (UTF_COMPOSINGLIKE(oldp + col, oldp + n));
|
|
|
2187 fixpos = 0;
|
|
|
2188 }
|
|
|
2189 }
|
|
|
2190 #endif
|
|
|
2191
|
|
|
2192 /*
|
|
|
2193 * When count is too big, reduce it.
|
|
|
2194 */
|
|
|
2195 movelen = (long)oldlen - (long)col - count + 1; /* includes trailing NUL */
|
|
|
2196 if (movelen <= 1)
|
|
|
2197 {
|
|
|
2198 /*
|
|
|
2199 * If we just took off the last character of a non-blank line, and
|
|
|
2200 * fixpos is TRUE, we don't want to end up positioned at the NUL.
|
|
|
2201 */
|
|
|
2202 if (col > 0 && fixpos)
|
|
|
2203 {
|
|
|
2204 --curwin->w_cursor.col;
|
|
|
2205 #ifdef FEAT_VIRTUALEDIT
|
|
|
2206 curwin->w_cursor.coladd = 0;
|
|
|
2207 #endif
|
|
|
2208 #ifdef FEAT_MBYTE
|
|
|
2209 if (has_mbyte)
|
|
|
2210 curwin->w_cursor.col -=
|
|
|
2211 (*mb_head_off)(oldp, oldp + curwin->w_cursor.col);
|
|
|
2212 #endif
|
|
|
2213 }
|
|
|
2214 count = oldlen - col;
|
|
|
2215 movelen = 1;
|
|
|
2216 }
|
|
|
2217
|
|
|
2218 /*
|
|
|
2219 * If the old line has been allocated the deletion can be done in the
|
|
|
2220 * existing line. Otherwise a new line has to be allocated
|
|
|
2221 */
|
|
|
2222 was_alloced = ml_line_alloced(); /* check if oldp was allocated */
|
|
|
2223 #ifdef FEAT_NETBEANS_INTG
|
|
|
2224 if (was_alloced && usingNetbeans)
|
|
|
2225 netbeans_removed(curbuf, lnum, col, count);
|
|
|
2226 /* else is handled by ml_replace() */
|
|
|
2227 #endif
|
|
|
2228 if (was_alloced)
|
|
|
2229 newp = oldp; /* use same allocated memory */
|
|
|
2230 else
|
|
|
2231 { /* need to allocate a new line */
|
|
|
2232 newp = alloc((unsigned)(oldlen + 1 - count));
|
|
|
2233 if (newp == NULL)
|
|
|
2234 return FAIL;
|
|
|
2235 mch_memmove(newp, oldp, (size_t)col);
|
|
|
2236 }
|
|
|
2237 mch_memmove(newp + col, oldp + col + count, (size_t)movelen);
|
|
|
2238 if (!was_alloced)
|
|
|
2239 ml_replace(lnum, newp, FALSE);
|
|
|
2240
|
|
|
2241 /* mark the buffer as changed and prepare for displaying */
|
|
|
2242 changed_bytes(lnum, curwin->w_cursor.col);
|
|
|
2243
|
|
|
2244 return OK;
|
|
|
2245 }
|
|
|
2246
|
|
|
2247 /*
|
|
|
2248 * Delete from cursor to end of line.
|
|
|
2249 * Caller must have prepared for undo.
|
|
|
2250 *
|
|
|
2251 * return FAIL for failure, OK otherwise
|
|
|
2252 */
|
|
|
2253 int
|
|
|
2254 truncate_line(fixpos)
|
|
|
2255 int fixpos; /* if TRUE fix the cursor position when done */
|
|
|
2256 {
|
|
|
2257 char_u *newp;
|
|
|
2258 linenr_T lnum = curwin->w_cursor.lnum;
|
|
|
2259 colnr_T col = curwin->w_cursor.col;
|
|
|
2260
|
|
|
2261 if (col == 0)
|
|
|
2262 newp = vim_strsave((char_u *)"");
|
|
|
2263 else
|
|
|
2264 newp = vim_strnsave(ml_get(lnum), col);
|
|
|
2265
|
|
|
2266 if (newp == NULL)
|
|
|
2267 return FAIL;
|
|
|
2268
|
|
|
2269 ml_replace(lnum, newp, FALSE);
|
|
|
2270
|
|
|
2271 /* mark the buffer as changed and prepare for displaying */
|
|
|
2272 changed_bytes(lnum, curwin->w_cursor.col);
|
|
|
2273
|
|
|
2274 /*
|
|
|
2275 * If "fixpos" is TRUE we don't want to end up positioned at the NUL.
|
|
|
2276 */
|
|
|
2277 if (fixpos && curwin->w_cursor.col > 0)
|
|
|
2278 --curwin->w_cursor.col;
|
|
|
2279
|
|
|
2280 return OK;
|
|
|
2281 }
|
|
|
2282
|
|
|
2283 /*
|
|
|
2284 * Delete "nlines" lines at the cursor.
|
|
|
2285 * Saves the lines for undo first if "undo" is TRUE.
|
|
|
2286 */
|
|
|
2287 void
|
|
|
2288 del_lines(nlines, undo)
|
|
|
2289 long nlines; /* number of lines to delete */
|
|
|
2290 int undo; /* if TRUE, prepare for undo */
|
|
|
2291 {
|
|
|
2292 long n;
|
|
|
2293
|
|
|
2294 if (nlines <= 0)
|
|
|
2295 return;
|
|
|
2296
|
|
|
2297 /* save the deleted lines for undo */
|
|
|
2298 if (undo && u_savedel(curwin->w_cursor.lnum, nlines) == FAIL)
|
|
|
2299 return;
|
|
|
2300
|
|
|
2301 for (n = 0; n < nlines; )
|
|
|
2302 {
|
|
|
2303 if (curbuf->b_ml.ml_flags & ML_EMPTY) /* nothing to delete */
|
|
|
2304 break;
|
|
|
2305
|
|
|
2306 ml_delete(curwin->w_cursor.lnum, TRUE);
|
|
|
2307 ++n;
|
|
|
2308
|
|
|
2309 /* If we delete the last line in the file, stop */
|
|
|
2310 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
|
|
|
2311 break;
|
|
|
2312 }
|
|
|
2313 /* adjust marks, mark the buffer as changed and prepare for displaying */
|
|
|
2314 deleted_lines_mark(curwin->w_cursor.lnum, n);
|
|
|
2315
|
|
|
2316 curwin->w_cursor.col = 0;
|
|
|
2317 check_cursor_lnum();
|
|
|
2318 }
|
|
|
2319
|
|
|
2320 int
|
|
|
2321 gchar_pos(pos)
|
|
|
2322 pos_T *pos;
|
|
|
2323 {
|
|
|
2324 char_u *ptr = ml_get_pos(pos);
|
|
|
2325
|
|
|
2326 #ifdef FEAT_MBYTE
|
|
|
2327 if (has_mbyte)
|
|
|
2328 return (*mb_ptr2char)(ptr);
|
|
|
2329 #endif
|
|
|
2330 return (int)*ptr;
|
|
|
2331 }
|
|
|
2332
|
|
|
2333 int
|
|
|
2334 gchar_cursor()
|
|
|
2335 {
|
|
|
2336 #ifdef FEAT_MBYTE
|
|
|
2337 if (has_mbyte)
|
|
|
2338 return (*mb_ptr2char)(ml_get_cursor());
|
|
|
2339 #endif
|
|
|
2340 return (int)*ml_get_cursor();
|
|
|
2341 }
|
|
|
2342
|
|
|
2343 /*
|
|
|
2344 * Write a character at the current cursor position.
|
|
|
2345 * It is directly written into the block.
|
|
|
2346 */
|
|
|
2347 void
|
|
|
2348 pchar_cursor(c)
|
|
|
2349 int c;
|
|
|
2350 {
|
|
|
2351 *(ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE)
|
|
|
2352 + curwin->w_cursor.col) = c;
|
|
|
2353 }
|
|
|
2354
|
|
|
2355 #if 0 /* not used */
|
|
|
2356 /*
|
|
|
2357 * Put *pos at end of current buffer
|
|
|
2358 */
|
|
|
2359 void
|
|
|
2360 goto_endofbuf(pos)
|
|
|
2361 pos_T *pos;
|
|
|
2362 {
|
|
|
2363 char_u *p;
|
|
|
2364
|
|
|
2365 pos->lnum = curbuf->b_ml.ml_line_count;
|
|
|
2366 pos->col = 0;
|
|
|
2367 p = ml_get(pos->lnum);
|
|
|
2368 while (*p++)
|
|
|
2369 ++pos->col;
|
|
|
2370 }
|
|
|
2371 #endif
|
|
|
2372
|
|
|
2373 /*
|
|
|
2374 * When extra == 0: Return TRUE if the cursor is before or on the first
|
|
|
2375 * non-blank in the line.
|
|
|
2376 * When extra == 1: Return TRUE if the cursor is before the first non-blank in
|
|
|
2377 * the line.
|
|
|
2378 */
|
|
|
2379 int
|
|
|
2380 inindent(extra)
|
|
|
2381 int extra;
|
|
|
2382 {
|
|
|
2383 char_u *ptr;
|
|
|
2384 colnr_T col;
|
|
|
2385
|
|
|
2386 for (col = 0, ptr = ml_get_curline(); vim_iswhite(*ptr); ++col)
|
|
|
2387 ++ptr;
|
|
|
2388 if (col >= curwin->w_cursor.col + extra)
|
|
|
2389 return TRUE;
|
|
|
2390 else
|
|
|
2391 return FALSE;
|
|
|
2392 }
|
|
|
2393
|
|
|
2394 /*
|
|
|
2395 * Skip to next part of an option argument: Skip space and comma.
|
|
|
2396 */
|
|
|
2397 char_u *
|
|
|
2398 skip_to_option_part(p)
|
|
|
2399 char_u *p;
|
|
|
2400 {
|
|
|
2401 if (*p == ',')
|
|
|
2402 ++p;
|
|
|
2403 while (*p == ' ')
|
|
|
2404 ++p;
|
|
|
2405 return p;
|
|
|
2406 }
|
|
|
2407
|
|
|
2408 /*
|
|
|
2409 * changed() is called when something in the current buffer is changed.
|
|
|
2410 *
|
|
|
2411 * Most often called through changed_bytes() and changed_lines(), which also
|
|
|
2412 * mark the area of the display to be redrawn.
|
|
|
2413 */
|
|
|
2414 void
|
|
|
2415 changed()
|
|
|
2416 {
|
|
|
2417 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
|
|
|
2418 /* The text of the preediting area is inserted, but this doesn't
|
|
|
2419 * mean a change of the buffer yet. That is delayed until the
|
|
|
2420 * text is committed. (this means preedit becomes empty) */
|
|
|
2421 if (im_is_preediting() && !xim_changed_while_preediting)
|
|
|
2422 return;
|
|
|
2423 xim_changed_while_preediting = FALSE;
|
|
|
2424 #endif
|
|
|
2425
|
|
|
2426 if (!curbuf->b_changed)
|
|
|
2427 {
|
|
|
2428 int save_msg_scroll = msg_scroll;
|
|
|
2429
|
|
|
2430 change_warning(0);
|
|
|
2431 /* Create a swap file if that is wanted.
|
|
|
2432 * Don't do this for "nofile" and "nowrite" buffer types. */
|
|
|
2433 if (curbuf->b_may_swap
|
|
|
2434 #ifdef FEAT_QUICKFIX
|
|
|
2435 && !bt_dontwrite(curbuf)
|
|
|
2436 #endif
|
|
|
2437 )
|
|
|
2438 {
|
|
|
2439 ml_open_file(curbuf);
|
|
|
2440
|
|
|
2441 /* The ml_open_file() can cause an ATTENTION message.
|
|
|
2442 * Wait two seconds, to make sure the user reads this unexpected
|
|
|
2443 * message. Since we could be anywhere, call wait_return() now,
|
|
|
2444 * and don't let the emsg() set msg_scroll. */
|
|
|
2445 if (need_wait_return && emsg_silent == 0)
|
|
|
2446 {
|
|
|
2447 out_flush();
|
|
|
2448 ui_delay(2000L, TRUE);
|
|
|
2449 wait_return(TRUE);
|
|
|
2450 msg_scroll = save_msg_scroll;
|
|
|
2451 }
|
|
|
2452 }
|
|
|
2453 curbuf->b_changed = TRUE;
|
|
|
2454 ml_setdirty(curbuf, TRUE);
|
|
|
2455 #ifdef FEAT_WINDOWS
|
|
|
2456 check_status(curbuf);
|
|
|
2457 #endif
|
|
|
2458 #ifdef FEAT_TITLE
|
|
|
2459 need_maketitle = TRUE; /* set window title later */
|
|
|
2460 #endif
|
|
|
2461 }
|
|
|
2462 ++curbuf->b_changedtick;
|
|
|
2463 ++global_changedtick;
|
|
|
2464 }
|
|
|
2465
|
|
|
2466 static void changedOneline __ARGS((linenr_T lnum));
|
|
|
2467 static void changed_common __ARGS((linenr_T lnum, colnr_T col, linenr_T lnume, long xtra));
|
|
|
2468
|
|
|
2469 /*
|
|
|
2470 * Changed bytes within a single line for the current buffer.
|
|
|
2471 * - marks the windows on this buffer to be redisplayed
|
|
|
2472 * - marks the buffer changed by calling changed()
|
|
|
2473 * - invalidates cached values
|
|
|
2474 */
|
|
|
2475 void
|
|
|
2476 changed_bytes(lnum, col)
|
|
|
2477 linenr_T lnum;
|
|
|
2478 colnr_T col;
|
|
|
2479 {
|
|
|
2480 changedOneline(lnum);
|
|
|
2481 changed_common(lnum, col, lnum + 1, 0L);
|
|
|
2482 }
|
|
|
2483
|
|
|
2484 static void
|
|
|
2485 changedOneline(lnum)
|
|
|
2486 linenr_T lnum;
|
|
|
2487 {
|
|
|
2488 if (curbuf->b_mod_set)
|
|
|
2489 {
|
|
|
2490 /* find the maximum area that must be redisplayed */
|
|
|
2491 if (lnum < curbuf->b_mod_top)
|
|
|
2492 curbuf->b_mod_top = lnum;
|
|
|
2493 else if (lnum >= curbuf->b_mod_bot)
|
|
|
2494 curbuf->b_mod_bot = lnum + 1;
|
|
|
2495 }
|
|
|
2496 else
|
|
|
2497 {
|
|
|
2498 /* set the area that must be redisplayed to one line */
|
|
|
2499 curbuf->b_mod_set = TRUE;
|
|
|
2500 curbuf->b_mod_top = lnum;
|
|
|
2501 curbuf->b_mod_bot = lnum + 1;
|
|
|
2502 curbuf->b_mod_xlines = 0;
|
|
|
2503 }
|
|
|
2504 }
|
|
|
2505
|
|
|
2506 /*
|
|
|
2507 * Appended "count" lines below line "lnum" in the current buffer.
|
|
|
2508 * Must be called AFTER the change and after mark_adjust().
|
|
|
2509 * Takes care of marking the buffer to be redrawn and sets the changed flag.
|
|
|
2510 */
|
|
|
2511 void
|
|
|
2512 appended_lines(lnum, count)
|
|
|
2513 linenr_T lnum;
|
|
|
2514 long count;
|
|
|
2515 {
|
|
|
2516 changed_lines(lnum + 1, 0, lnum + 1, count);
|
|
|
2517 }
|
|
|
2518
|
|
|
2519 /*
|
|
|
2520 * Like appended_lines(), but adjust marks first.
|
|
|
2521 */
|
|
|
2522 void
|
|
|
2523 appended_lines_mark(lnum, count)
|
|
|
2524 linenr_T lnum;
|
|
|
2525 long count;
|
|
|
2526 {
|
|
|
2527 mark_adjust(lnum + 1, (linenr_T)MAXLNUM, count, 0L);
|
|
|
2528 changed_lines(lnum + 1, 0, lnum + 1, count);
|
|
|
2529 }
|
|
|
2530
|
|
|
2531 /*
|
|
|
2532 * Deleted "count" lines at line "lnum" in the current buffer.
|
|
|
2533 * Must be called AFTER the change and after mark_adjust().
|
|
|
2534 * Takes care of marking the buffer to be redrawn and sets the changed flag.
|
|
|
2535 */
|
|
|
2536 void
|
|
|
2537 deleted_lines(lnum, count)
|
|
|
2538 linenr_T lnum;
|
|
|
2539 long count;
|
|
|
2540 {
|
|
|
2541 changed_lines(lnum, 0, lnum + count, -count);
|
|
|
2542 }
|
|
|
2543
|
|
|
2544 /*
|
|
|
2545 * Like deleted_lines(), but adjust marks first.
|
|
|
2546 */
|
|
|
2547 void
|
|
|
2548 deleted_lines_mark(lnum, count)
|
|
|
2549 linenr_T lnum;
|
|
|
2550 long count;
|
|
|
2551 {
|
|
|
2552 mark_adjust(lnum, (linenr_T)(lnum + count - 1), (long)MAXLNUM, -count);
|
|
|
2553 changed_lines(lnum, 0, lnum + count, -count);
|
|
|
2554 }
|
|
|
2555
|
|
|
2556 /*
|
|
|
2557 * Changed lines for the current buffer.
|
|
|
2558 * Must be called AFTER the change and after mark_adjust().
|
|
|
2559 * - mark the buffer changed by calling changed()
|
|
|
2560 * - mark the windows on this buffer to be redisplayed
|
|
|
2561 * - invalidate cached values
|
|
|
2562 * "lnum" is the first line that needs displaying, "lnume" the first line
|
|
|
2563 * below the changed lines (BEFORE the change).
|
|
|
2564 * When only inserting lines, "lnum" and "lnume" are equal.
|
|
|
2565 * Takes care of calling changed() and updating b_mod_*.
|
|
|
2566 */
|
|
|
2567 void
|
|
|
2568 changed_lines(lnum, col, lnume, xtra)
|
|
|
2569 linenr_T lnum; /* first line with change */
|
|
|
2570 colnr_T col; /* column in first line with change */
|
|
|
2571 linenr_T lnume; /* line below last changed line */
|
|
|
2572 long xtra; /* number of extra lines (negative when deleting) */
|
|
|
2573 {
|
|
|
2574 if (curbuf->b_mod_set)
|
|
|
2575 {
|
|
|
2576 /* find the maximum area that must be redisplayed */
|
|
|
2577 if (lnum < curbuf->b_mod_top)
|
|
|
2578 curbuf->b_mod_top = lnum;
|
|
|
2579 if (lnum < curbuf->b_mod_bot)
|
|
|
2580 {
|
|
|
2581 /* adjust old bot position for xtra lines */
|
|
|
2582 curbuf->b_mod_bot += xtra;
|
|
|
2583 if (curbuf->b_mod_bot < lnum)
|
|
|
2584 curbuf->b_mod_bot = lnum;
|
|
|
2585 }
|
|
|
2586 if (lnume + xtra > curbuf->b_mod_bot)
|
|
|
2587 curbuf->b_mod_bot = lnume + xtra;
|
|
|
2588 curbuf->b_mod_xlines += xtra;
|
|
|
2589 }
|
|
|
2590 else
|
|
|
2591 {
|
|
|
2592 /* set the area that must be redisplayed */
|
|
|
2593 curbuf->b_mod_set = TRUE;
|
|
|
2594 curbuf->b_mod_top = lnum;
|
|
|
2595 curbuf->b_mod_bot = lnume + xtra;
|
|
|
2596 curbuf->b_mod_xlines = xtra;
|
|
|
2597 }
|
|
|
2598
|
|
|
2599 changed_common(lnum, col, lnume, xtra);
|
|
|
2600 }
|
|
|
2601
|
|
|
2602 static void
|
|
|
2603 changed_common(lnum, col, lnume, xtra)
|
|
|
2604 linenr_T lnum;
|
|
|
2605 colnr_T col;
|
|
|
2606 linenr_T lnume;
|
|
|
2607 long xtra;
|
|
|
2608 {
|
|
|
2609 win_T *wp;
|
|
|
2610 int i;
|
|
|
2611 #ifdef FEAT_JUMPLIST
|
|
|
2612 int cols;
|
|
|
2613 pos_T *p;
|
|
|
2614 int add;
|
|
|
2615 #endif
|
|
|
2616
|
|
|
2617 /* mark the buffer as modified */
|
|
|
2618 changed();
|
|
|
2619
|
|
|
2620 /* set the '. mark */
|
|
|
2621 if (!cmdmod.keepjumps)
|
|
|
2622 {
|
|
|
2623 curbuf->b_last_change.lnum = lnum;
|
|
|
2624 curbuf->b_last_change.col = col;
|
|
|
2625
|
|
|
2626 #ifdef FEAT_JUMPLIST
|
|
|
2627 /* Create a new entry if a new undo-able change was started or we
|
|
|
2628 * don't have an entry yet. */
|
|
|
2629 if (curbuf->b_new_change || curbuf->b_changelistlen == 0)
|
|
|
2630 {
|
|
|
2631 if (curbuf->b_changelistlen == 0)
|
|
|
2632 add = TRUE;
|
|
|
2633 else
|
|
|
2634 {
|
|
|
2635 /* Don't create a new entry when the line number is the same
|
|
|
2636 * as the last one and the column is not too far away. Avoids
|
|
|
2637 * creating many entries for typing "xxxxx". */
|
|
|
2638 p = &curbuf->b_changelist[curbuf->b_changelistlen - 1];
|
|
|
2639 if (p->lnum != lnum)
|
|
|
2640 add = TRUE;
|
|
|
2641 else
|
|
|
2642 {
|
|
|
2643 cols = comp_textwidth(FALSE);
|
|
|
2644 if (cols == 0)
|
|
|
2645 cols = 79;
|
|
|
2646 add = (p->col + cols < col || col + cols < p->col);
|
|
|
2647 }
|
|
|
2648 }
|
|
|
2649 if (add)
|
|
|
2650 {
|
|
|
2651 /* This is the first of a new sequence of undo-able changes
|
|
|
2652 * and it's at some distance of the last change. Use a new
|
|
|
2653 * position in the changelist. */
|
|
|
2654 curbuf->b_new_change = FALSE;
|
|
|
2655
|
|
|
2656 if (curbuf->b_changelistlen == JUMPLISTSIZE)
|
|
|
2657 {
|
|
|
2658 /* changelist is full: remove oldest entry */
|
|
|
2659 curbuf->b_changelistlen = JUMPLISTSIZE - 1;
|
|
|
2660 mch_memmove(curbuf->b_changelist, curbuf->b_changelist + 1,
|
|
|
2661 sizeof(pos_T) * (JUMPLISTSIZE - 1));
|
|
|
2662 FOR_ALL_WINDOWS(wp)
|
|
|
2663 {
|
|
|
2664 /* Correct position in changelist for other windows on
|
|
|
2665 * this buffer. */
|
|
|
2666 if (wp->w_buffer == curbuf && wp->w_changelistidx > 0)
|
|
|
2667 --wp->w_changelistidx;
|
|
|
2668 }
|
|
|
2669 }
|
|
|
2670 FOR_ALL_WINDOWS(wp)
|
|
|
2671 {
|
|
|
2672 /* For other windows, if the position in the changelist is
|
|
|
2673 * at the end it stays at the end. */
|
|
|
2674 if (wp->w_buffer == curbuf
|
|
|
2675 && wp->w_changelistidx == curbuf->b_changelistlen)
|
|
|
2676 ++wp->w_changelistidx;
|
|
|
2677 }
|
|
|
2678 ++curbuf->b_changelistlen;
|
|
|
2679 }
|
|
|
2680 }
|
|
|
2681 curbuf->b_changelist[curbuf->b_changelistlen - 1] =
|
|
|
2682 curbuf->b_last_change;
|
|
|
2683 /* The current window is always after the last change, so that "g,"
|
|
|
2684 * takes you back to it. */
|
|
|
2685 curwin->w_changelistidx = curbuf->b_changelistlen;
|
|
|
2686 #endif
|
|
|
2687 }
|
|
|
2688
|
|
|
2689 FOR_ALL_WINDOWS(wp)
|
|
|
2690 {
|
|
|
2691 if (wp->w_buffer == curbuf)
|
|
|
2692 {
|
|
|
2693 /* Mark this window to be redrawn later. */
|
|
|
2694 if (wp->w_redr_type < VALID)
|
|
|
2695 wp->w_redr_type = VALID;
|
|
|
2696
|
|
|
2697 /* Check if a change in the buffer has invalidated the cached
|
|
|
2698 * values for the cursor. */
|
|
|
2699 #ifdef FEAT_FOLDING
|
|
|
2700 /*
|
|
|
2701 * Update the folds for this window. Can't postpone this, because
|
|
|
2702 * a following operator might work on the whole fold: ">>dd".
|
|
|
2703 */
|
|
|
2704 foldUpdate(wp, lnum, lnume + xtra - 1);
|
|
|
2705
|
|
|
2706 /* The change may cause lines above or below the change to become
|
|
|
2707 * included in a fold. Set lnum/lnume to the first/last line that
|
|
|
2708 * might be displayed differently.
|
|
|
2709 * Set w_cline_folded here as an efficient way to update it when
|
|
|
2710 * inserting lines just above a closed fold. */
|
|
|
2711 i = hasFoldingWin(wp, lnum, &lnum, NULL, FALSE, NULL);
|
|
|
2712 if (wp->w_cursor.lnum == lnum)
|
|
|
2713 wp->w_cline_folded = i;
|
|
|
2714 i = hasFoldingWin(wp, lnume, NULL, &lnume, FALSE, NULL);
|
|
|
2715 if (wp->w_cursor.lnum == lnume)
|
|
|
2716 wp->w_cline_folded = i;
|
|
|
2717
|
|
|
2718 /* If the changed line is in a range of previously folded lines,
|
|
|
2719 * compare with the first line in that range. */
|
|
|
2720 if (wp->w_cursor.lnum <= lnum)
|
|
|
2721 {
|
|
|
2722 i = find_wl_entry(wp, lnum);
|
|
|
2723 if (i >= 0 && wp->w_cursor.lnum > wp->w_lines[i].wl_lnum)
|
|
|
2724 changed_line_abv_curs_win(wp);
|
|
|
2725 }
|
|
|
2726 #endif
|
|
|
2727
|
|
|
2728 if (wp->w_cursor.lnum > lnum)
|
|
|
2729 changed_line_abv_curs_win(wp);
|
|
|
2730 else if (wp->w_cursor.lnum == lnum && wp->w_cursor.col >= col)
|
|
|
2731 changed_cline_bef_curs_win(wp);
|
|
|
2732 if (wp->w_botline >= lnum)
|
|
|
2733 {
|
|
|
2734 /* Assume that botline doesn't change (inserted lines make
|
|
|
2735 * other lines scroll down below botline). */
|
|
|
2736 approximate_botline_win(wp);
|
|
|
2737 }
|
|
|
2738
|
|
|
2739 /* Check if any w_lines[] entries have become invalid.
|
|
|
2740 * For entries below the change: Correct the lnums for
|
|
|
2741 * inserted/deleted lines. Makes it possible to stop displaying
|
|
|
2742 * after the change. */
|
|
|
2743 for (i = 0; i < wp->w_lines_valid; ++i)
|
|
|
2744 if (wp->w_lines[i].wl_valid)
|
|
|
2745 {
|
|
|
2746 if (wp->w_lines[i].wl_lnum >= lnum)
|
|
|
2747 {
|
|
|
2748 if (wp->w_lines[i].wl_lnum < lnume)
|
|
|
2749 {
|
|
|
2750 /* line included in change */
|
|
|
2751 wp->w_lines[i].wl_valid = FALSE;
|
|
|
2752 }
|
|
|
2753 else if (xtra != 0)
|
|
|
2754 {
|
|
|
2755 /* line below change */
|
|
|
2756 wp->w_lines[i].wl_lnum += xtra;
|
|
|
2757 #ifdef FEAT_FOLDING
|
|
|
2758 wp->w_lines[i].wl_lastlnum += xtra;
|
|
|
2759 #endif
|
|
|
2760 }
|
|
|
2761 }
|
|
|
2762 #ifdef FEAT_FOLDING
|
|
|
2763 else if (wp->w_lines[i].wl_lastlnum >= lnum)
|
|
|
2764 {
|
|
|
2765 /* change somewhere inside this range of folded lines,
|
|
|
2766 * may need to be redrawn */
|
|
|
2767 wp->w_lines[i].wl_valid = FALSE;
|
|
|
2768 }
|
|
|
2769 #endif
|
|
|
2770 }
|
|
|
2771 }
|
|
|
2772 }
|
|
|
2773
|
|
|
2774 /* Call update_screen() later, which checks out what needs to be redrawn,
|
|
|
2775 * since it notices b_mod_set and then uses b_mod_*. */
|
|
|
2776 if (must_redraw < VALID)
|
|
|
2777 must_redraw = VALID;
|
|
|
2778 }
|
|
|
2779
|
|
|
2780 /*
|
|
|
2781 * unchanged() is called when the changed flag must be reset for buffer 'buf'
|
|
|
2782 */
|
|
|
2783 void
|
|
|
2784 unchanged(buf, ff)
|
|
|
2785 buf_T *buf;
|
|
|
2786 int ff; /* also reset 'fileformat' */
|
|
|
2787 {
|
|
|
2788 if (buf->b_changed || (ff && file_ff_differs(buf)))
|
|
|
2789 {
|
|
|
2790 buf->b_changed = 0;
|
|
|
2791 ml_setdirty(buf, FALSE);
|
|
|
2792 if (ff)
|
|
|
2793 save_file_ff(buf);
|
|
|
2794 #ifdef FEAT_WINDOWS
|
|
|
2795 check_status(buf);
|
|
|
2796 #endif
|
|
|
2797 #ifdef FEAT_TITLE
|
|
|
2798 need_maketitle = TRUE; /* set window title later */
|
|
|
2799 #endif
|
|
|
2800 }
|
|
|
2801 ++buf->b_changedtick;
|
|
|
2802 ++global_changedtick;
|
|
|
2803 #ifdef FEAT_NETBEANS_INTG
|
|
|
2804 netbeans_unmodified(buf);
|
|
|
2805 #endif
|
|
|
2806 }
|
|
|
2807
|
|
|
2808 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
|
2809 /*
|
|
|
2810 * check_status: called when the status bars for the buffer 'buf'
|
|
|
2811 * need to be updated
|
|
|
2812 */
|
|
|
2813 void
|
|
|
2814 check_status(buf)
|
|
|
2815 buf_T *buf;
|
|
|
2816 {
|
|
|
2817 win_T *wp;
|
|
|
2818
|
|
|
2819 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
|
2820 if (wp->w_buffer == buf && wp->w_status_height)
|
|
|
2821 {
|
|
|
2822 wp->w_redr_status = TRUE;
|
|
|
2823 if (must_redraw < VALID)
|
|
|
2824 must_redraw = VALID;
|
|
|
2825 }
|
|
|
2826 }
|
|
|
2827 #endif
|
|
|
2828
|
|
|
2829 /*
|
|
|
2830 * If the file is readonly, give a warning message with the first change.
|
|
|
2831 * Don't do this for autocommands.
|
|
|
2832 * Don't use emsg(), because it flushes the macro buffer.
|
|
|
2833 * If we have undone all changes b_changed will be FALSE, but b_did_warn
|
|
|
2834 * will be TRUE.
|
|
|
2835 */
|
|
|
2836 void
|
|
|
2837 change_warning(col)
|
|
|
2838 int col; /* column for message; non-zero when in insert
|
|
|
2839 mode and 'showmode' is on */
|
|
|
2840 {
|
|
|
2841 if (curbuf->b_did_warn == FALSE
|
|
|
2842 && curbufIsChanged() == 0
|
|
|
2843 #ifdef FEAT_AUTOCMD
|
|
|
2844 && !autocmd_busy
|
|
|
2845 #endif
|
|
|
2846 && curbuf->b_p_ro)
|
|
|
2847 {
|
|
|
2848 #ifdef FEAT_AUTOCMD
|
|
|
2849 apply_autocmds(EVENT_FILECHANGEDRO, NULL, NULL, FALSE, curbuf);
|
|
|
2850 if (!curbuf->b_p_ro)
|
|
|
2851 return;
|
|
|
2852 #endif
|
|
|
2853 /*
|
|
|
2854 * Do what msg() does, but with a column offset if the warning should
|
|
|
2855 * be after the mode message.
|
|
|
2856 */
|
|
|
2857 msg_start();
|
|
|
2858 if (msg_row == Rows - 1)
|
|
|
2859 msg_col = col;
|
|
16
|
2860 msg_source(hl_attr(HLF_W));
|
|
7
|
2861 MSG_PUTS_ATTR(_("W10: Warning: Changing a readonly file"),
|
|
|
2862 hl_attr(HLF_W) | MSG_HIST);
|
|
|
2863 msg_clr_eos();
|
|
|
2864 (void)msg_end();
|
|
|
2865 if (msg_silent == 0 && !silent_mode)
|
|
|
2866 {
|
|
|
2867 out_flush();
|
|
|
2868 ui_delay(1000L, TRUE); /* give the user time to think about it */
|
|
|
2869 }
|
|
|
2870 curbuf->b_did_warn = TRUE;
|
|
|
2871 redraw_cmdline = FALSE; /* don't redraw and erase the message */
|
|
|
2872 if (msg_row < Rows - 1)
|
|
|
2873 showmode();
|
|
|
2874 }
|
|
|
2875 }
|
|
|
2876
|
|
|
2877 /*
|
|
|
2878 * Ask for a reply from the user, a 'y' or a 'n'.
|
|
|
2879 * No other characters are accepted, the message is repeated until a valid
|
|
|
2880 * reply is entered or CTRL-C is hit.
|
|
|
2881 * If direct is TRUE, don't use vgetc() but ui_inchar(), don't get characters
|
|
|
2882 * from any buffers but directly from the user.
|
|
|
2883 *
|
|
|
2884 * return the 'y' or 'n'
|
|
|
2885 */
|
|
|
2886 int
|
|
|
2887 ask_yesno(str, direct)
|
|
|
2888 char_u *str;
|
|
|
2889 int direct;
|
|
|
2890 {
|
|
|
2891 int r = ' ';
|
|
|
2892 int save_State = State;
|
|
|
2893
|
|
|
2894 if (exiting) /* put terminal in raw mode for this question */
|
|
|
2895 settmode(TMODE_RAW);
|
|
|
2896 ++no_wait_return;
|
|
|
2897 #ifdef USE_ON_FLY_SCROLL
|
|
|
2898 dont_scroll = TRUE; /* disallow scrolling here */
|
|
|
2899 #endif
|
|
|
2900 State = CONFIRM; /* mouse behaves like with :confirm */
|
|
|
2901 #ifdef FEAT_MOUSE
|
|
|
2902 setmouse(); /* disables mouse for xterm */
|
|
|
2903 #endif
|
|
|
2904 ++no_mapping;
|
|
|
2905 ++allow_keys; /* no mapping here, but recognize keys */
|
|
|
2906
|
|
|
2907 while (r != 'y' && r != 'n')
|
|
|
2908 {
|
|
|
2909 /* same highlighting as for wait_return */
|
|
|
2910 smsg_attr(hl_attr(HLF_R), (char_u *)"%s (y/n)?", str);
|
|
|
2911 if (direct)
|
|
|
2912 r = get_keystroke();
|
|
|
2913 else
|
|
|
2914 r = safe_vgetc();
|
|
|
2915 if (r == Ctrl_C || r == ESC)
|
|
|
2916 r = 'n';
|
|
|
2917 msg_putchar(r); /* show what you typed */
|
|
|
2918 out_flush();
|
|
|
2919 }
|
|
|
2920 --no_wait_return;
|
|
|
2921 State = save_State;
|
|
|
2922 #ifdef FEAT_MOUSE
|
|
|
2923 setmouse();
|
|
|
2924 #endif
|
|
|
2925 --no_mapping;
|
|
|
2926 --allow_keys;
|
|
|
2927
|
|
|
2928 return r;
|
|
|
2929 }
|
|
|
2930
|
|
|
2931 /*
|
|
|
2932 * Get a key stroke directly from the user.
|
|
|
2933 * Ignores mouse clicks and scrollbar events, except a click for the left
|
|
|
2934 * button (used at the more prompt).
|
|
|
2935 * Doesn't use vgetc(), because it syncs undo and eats mapped characters.
|
|
|
2936 * Disadvantage: typeahead is ignored.
|
|
|
2937 * Translates the interrupt character for unix to ESC.
|
|
|
2938 */
|
|
|
2939 int
|
|
|
2940 get_keystroke()
|
|
|
2941 {
|
|
|
2942 #define CBUFLEN 151
|
|
|
2943 char_u buf[CBUFLEN];
|
|
|
2944 int len = 0;
|
|
|
2945 int n;
|
|
|
2946 int save_mapped_ctrl_c = mapped_ctrl_c;
|
|
|
2947
|
|
|
2948 mapped_ctrl_c = FALSE; /* mappings are not used here */
|
|
|
2949 for (;;)
|
|
|
2950 {
|
|
|
2951 cursor_on();
|
|
|
2952 out_flush();
|
|
|
2953
|
|
|
2954 /* First time: blocking wait. Second time: wait up to 100ms for a
|
|
|
2955 * terminal code to complete. Leave some room for check_termcode() to
|
|
|
2956 * insert a key code into (max 5 chars plus NUL). And
|
|
|
2957 * fix_input_buffer() can triple the number of bytes. */
|
|
|
2958 n = ui_inchar(buf + len, (CBUFLEN - 6 - len) / 3,
|
|
|
2959 len == 0 ? -1L : 100L, 0);
|
|
|
2960 if (n > 0)
|
|
|
2961 {
|
|
|
2962 /* Replace zero and CSI by a special key code. */
|
|
|
2963 n = fix_input_buffer(buf + len, n, FALSE);
|
|
|
2964 len += n;
|
|
|
2965 }
|
|
|
2966
|
|
|
2967 /* incomplete termcode: get more characters */
|
|
|
2968 if ((n = check_termcode(1, buf, len)) < 0)
|
|
|
2969 continue;
|
|
|
2970 /* found a termcode: adjust length */
|
|
|
2971 if (n > 0)
|
|
|
2972 len = n;
|
|
|
2973 if (len == 0) /* nothing typed yet */
|
|
|
2974 continue;
|
|
|
2975
|
|
|
2976 /* Handle modifier and/or special key code. */
|
|
|
2977 n = buf[0];
|
|
|
2978 if (n == K_SPECIAL)
|
|
|
2979 {
|
|
|
2980 n = TO_SPECIAL(buf[1], buf[2]);
|
|
|
2981 if (buf[1] == KS_MODIFIER
|
|
|
2982 || n == K_IGNORE
|
|
|
2983 #ifdef FEAT_MOUSE
|
|
|
2984 || n == K_LEFTMOUSE_NM
|
|
|
2985 || n == K_LEFTDRAG
|
|
|
2986 || n == K_LEFTRELEASE
|
|
|
2987 || n == K_LEFTRELEASE_NM
|
|
|
2988 || n == K_MIDDLEMOUSE
|
|
|
2989 || n == K_MIDDLEDRAG
|
|
|
2990 || n == K_MIDDLERELEASE
|
|
|
2991 || n == K_RIGHTMOUSE
|
|
|
2992 || n == K_RIGHTDRAG
|
|
|
2993 || n == K_RIGHTRELEASE
|
|
|
2994 || n == K_MOUSEDOWN
|
|
|
2995 || n == K_MOUSEUP
|
|
|
2996 || n == K_X1MOUSE
|
|
|
2997 || n == K_X1DRAG
|
|
|
2998 || n == K_X1RELEASE
|
|
|
2999 || n == K_X2MOUSE
|
|
|
3000 || n == K_X2DRAG
|
|
|
3001 || n == K_X2RELEASE
|
|
|
3002 # ifdef FEAT_GUI
|
|
|
3003 || n == K_VER_SCROLLBAR
|
|
|
3004 || n == K_HOR_SCROLLBAR
|
|
|
3005 # endif
|
|
|
3006 #endif
|
|
|
3007 )
|
|
|
3008 {
|
|
|
3009 if (buf[1] == KS_MODIFIER)
|
|
|
3010 mod_mask = buf[2];
|
|
|
3011 len -= 3;
|
|
|
3012 if (len > 0)
|
|
|
3013 mch_memmove(buf, buf + 3, (size_t)len);
|
|
|
3014 continue;
|
|
|
3015 }
|
|
|
3016 }
|
|
|
3017 #ifdef FEAT_MBYTE
|
|
|
3018 if (has_mbyte)
|
|
|
3019 {
|
|
|
3020 if (MB_BYTE2LEN(n) > len)
|
|
|
3021 continue; /* more bytes to get */
|
|
|
3022 buf[len >= CBUFLEN ? CBUFLEN - 1 : len] = NUL;
|
|
|
3023 n = (*mb_ptr2char)(buf);
|
|
|
3024 }
|
|
|
3025 #endif
|
|
|
3026 #ifdef UNIX
|
|
|
3027 if (n == intr_char)
|
|
|
3028 n = ESC;
|
|
|
3029 #endif
|
|
|
3030 break;
|
|
|
3031 }
|
|
|
3032
|
|
|
3033 mapped_ctrl_c = save_mapped_ctrl_c;
|
|
|
3034 return n;
|
|
|
3035 }
|
|
|
3036
|
|
|
3037 /*
|
|
|
3038 * get a number from the user
|
|
|
3039 */
|
|
|
3040 int
|
|
|
3041 get_number(colon)
|
|
|
3042 int colon; /* allow colon to abort */
|
|
|
3043 {
|
|
|
3044 int n = 0;
|
|
|
3045 int c;
|
|
|
3046
|
|
|
3047 /* When not printing messages, the user won't know what to type, return a
|
|
|
3048 * zero (as if CR was hit). */
|
|
|
3049 if (msg_silent != 0)
|
|
|
3050 return 0;
|
|
|
3051
|
|
|
3052 #ifdef USE_ON_FLY_SCROLL
|
|
|
3053 dont_scroll = TRUE; /* disallow scrolling here */
|
|
|
3054 #endif
|
|
|
3055 ++no_mapping;
|
|
|
3056 ++allow_keys; /* no mapping here, but recognize keys */
|
|
|
3057 for (;;)
|
|
|
3058 {
|
|
|
3059 windgoto(msg_row, msg_col);
|
|
|
3060 c = safe_vgetc();
|
|
|
3061 if (VIM_ISDIGIT(c))
|
|
|
3062 {
|
|
|
3063 n = n * 10 + c - '0';
|
|
|
3064 msg_putchar(c);
|
|
|
3065 }
|
|
|
3066 else if (c == K_DEL || c == K_KDEL || c == K_BS || c == Ctrl_H)
|
|
|
3067 {
|
|
|
3068 n /= 10;
|
|
|
3069 MSG_PUTS("\b \b");
|
|
|
3070 }
|
|
|
3071 else if (n == 0 && c == ':' && colon)
|
|
|
3072 {
|
|
|
3073 stuffcharReadbuff(':');
|
|
|
3074 if (!exmode_active)
|
|
|
3075 cmdline_row = msg_row;
|
|
|
3076 skip_redraw = TRUE; /* skip redraw once */
|
|
|
3077 do_redraw = FALSE;
|
|
|
3078 break;
|
|
|
3079 }
|
|
|
3080 else if (c == CAR || c == NL || c == Ctrl_C || c == ESC)
|
|
|
3081 break;
|
|
|
3082 }
|
|
|
3083 --no_mapping;
|
|
|
3084 --allow_keys;
|
|
|
3085 return n;
|
|
|
3086 }
|
|
|
3087
|
|
|
3088 void
|
|
|
3089 msgmore(n)
|
|
|
3090 long n;
|
|
|
3091 {
|
|
|
3092 long pn;
|
|
|
3093
|
|
|
3094 if (global_busy /* no messages now, wait until global is finished */
|
|
|
3095 || keep_msg != NULL /* there is a message already, skip this one */
|
|
|
3096 || !messaging()) /* 'lazyredraw' set, don't do messages now */
|
|
|
3097 return;
|
|
|
3098
|
|
|
3099 if (n > 0)
|
|
|
3100 pn = n;
|
|
|
3101 else
|
|
|
3102 pn = -n;
|
|
|
3103
|
|
|
3104 if (pn > p_report)
|
|
|
3105 {
|
|
|
3106 if (pn == 1)
|
|
|
3107 {
|
|
|
3108 if (n > 0)
|
|
|
3109 STRCPY(msg_buf, _("1 more line"));
|
|
|
3110 else
|
|
|
3111 STRCPY(msg_buf, _("1 line less"));
|
|
|
3112 }
|
|
|
3113 else
|
|
|
3114 {
|
|
|
3115 if (n > 0)
|
|
|
3116 sprintf((char *)msg_buf, _("%ld more lines"), pn);
|
|
|
3117 else
|
|
|
3118 sprintf((char *)msg_buf, _("%ld fewer lines"), pn);
|
|
|
3119 }
|
|
|
3120 if (got_int)
|
|
|
3121 STRCAT(msg_buf, _(" (Interrupted)"));
|
|
|
3122 if (msg(msg_buf))
|
|
|
3123 {
|
|
|
3124 set_keep_msg(msg_buf);
|
|
|
3125 keep_msg_attr = 0;
|
|
|
3126 }
|
|
|
3127 }
|
|
|
3128 }
|
|
|
3129
|
|
|
3130 /*
|
|
|
3131 * flush map and typeahead buffers and give a warning for an error
|
|
|
3132 */
|
|
|
3133 void
|
|
|
3134 beep_flush()
|
|
|
3135 {
|
|
|
3136 if (emsg_silent == 0)
|
|
|
3137 {
|
|
|
3138 flush_buffers(FALSE);
|
|
|
3139 vim_beep();
|
|
|
3140 }
|
|
|
3141 }
|
|
|
3142
|
|
|
3143 /*
|
|
|
3144 * give a warning for an error
|
|
|
3145 */
|
|
|
3146 void
|
|
|
3147 vim_beep()
|
|
|
3148 {
|
|
|
3149 if (emsg_silent == 0)
|
|
|
3150 {
|
|
|
3151 if (p_vb
|
|
|
3152 #ifdef FEAT_GUI
|
|
|
3153 /* While the GUI is starting up the termcap is set for the GUI
|
|
|
3154 * but the output still goes to a terminal. */
|
|
|
3155 && !(gui.in_use && gui.starting)
|
|
|
3156 #endif
|
|
|
3157 )
|
|
|
3158 {
|
|
|
3159 out_str(T_VB);
|
|
|
3160 }
|
|
|
3161 else
|
|
|
3162 {
|
|
|
3163 #ifdef MSDOS
|
|
|
3164 /*
|
|
|
3165 * The number of beeps outputted is reduced to avoid having to wait
|
|
|
3166 * for all the beeps to finish. This is only a problem on systems
|
|
|
3167 * where the beeps don't overlap.
|
|
|
3168 */
|
|
|
3169 if (beep_count == 0 || beep_count == 10)
|
|
|
3170 {
|
|
|
3171 out_char(BELL);
|
|
|
3172 beep_count = 1;
|
|
|
3173 }
|
|
|
3174 else
|
|
|
3175 ++beep_count;
|
|
|
3176 #else
|
|
|
3177 out_char(BELL);
|
|
|
3178 #endif
|
|
|
3179 }
|
|
|
3180 }
|
|
|
3181 }
|
|
|
3182
|
|
|
3183 /*
|
|
|
3184 * To get the "real" home directory:
|
|
|
3185 * - get value of $HOME
|
|
|
3186 * For Unix:
|
|
|
3187 * - go to that directory
|
|
|
3188 * - do mch_dirname() to get the real name of that directory.
|
|
|
3189 * This also works with mounts and links.
|
|
|
3190 * Don't do this for MS-DOS, it will change the "current dir" for a drive.
|
|
|
3191 */
|
|
|
3192 static char_u *homedir = NULL;
|
|
|
3193
|
|
|
3194 void
|
|
|
3195 init_homedir()
|
|
|
3196 {
|
|
|
3197 char_u *var;
|
|
|
3198
|
|
|
3199 #ifdef VMS
|
|
|
3200 var = mch_getenv((char_u *)"SYS$LOGIN");
|
|
|
3201 #else
|
|
|
3202 var = mch_getenv((char_u *)"HOME");
|
|
|
3203 #endif
|
|
|
3204
|
|
|
3205 if (var != NULL && *var == NUL) /* empty is same as not set */
|
|
|
3206 var = NULL;
|
|
|
3207
|
|
|
3208 #ifdef WIN3264
|
|
|
3209 /*
|
|
|
3210 * Weird but true: $HOME may contain an indirect reference to another
|
|
|
3211 * variable, esp. "%USERPROFILE%". Happens when $USERPROFILE isn't set
|
|
|
3212 * when $HOME is being set.
|
|
|
3213 */
|
|
|
3214 if (var != NULL && *var == '%')
|
|
|
3215 {
|
|
|
3216 char_u *p;
|
|
|
3217 char_u *exp;
|
|
|
3218
|
|
|
3219 p = vim_strchr(var + 1, '%');
|
|
|
3220 if (p != NULL)
|
|
|
3221 {
|
|
|
3222 STRNCPY(NameBuff, var + 1, p - (var + 1));
|
|
|
3223 NameBuff[p - (var + 1)] = NUL;
|
|
|
3224 exp = mch_getenv(NameBuff);
|
|
|
3225 if (exp != NULL && *exp != NUL
|
|
|
3226 && STRLEN(exp) + STRLEN(p) < MAXPATHL)
|
|
|
3227 {
|
|
|
3228 sprintf((char *)NameBuff, "%s%s", exp, p + 1);
|
|
|
3229 var = NameBuff;
|
|
|
3230 /* Also set $HOME, it's needed for _viminfo. */
|
|
|
3231 vim_setenv((char_u *)"HOME", NameBuff);
|
|
|
3232 }
|
|
|
3233 }
|
|
|
3234 }
|
|
|
3235
|
|
|
3236 /*
|
|
|
3237 * Typically, $HOME is not defined on Windows, unless the user has
|
|
|
3238 * specifically defined it for Vim's sake. However, on Windows NT
|
|
|
3239 * platforms, $HOMEDRIVE and $HOMEPATH are automatically defined for
|
|
|
3240 * each user. Try constructing $HOME from these.
|
|
|
3241 */
|
|
|
3242 if (var == NULL)
|
|
|
3243 {
|
|
|
3244 char_u *homedrive, *homepath;
|
|
|
3245
|
|
|
3246 homedrive = mch_getenv((char_u *)"HOMEDRIVE");
|
|
|
3247 homepath = mch_getenv((char_u *)"HOMEPATH");
|
|
|
3248 if (homedrive != NULL && homepath != NULL
|
|
|
3249 && STRLEN(homedrive) + STRLEN(homepath) < MAXPATHL)
|
|
|
3250 {
|
|
|
3251 sprintf((char *)NameBuff, "%s%s", homedrive, homepath);
|
|
|
3252 if (NameBuff[0] != NUL)
|
|
|
3253 {
|
|
|
3254 var = NameBuff;
|
|
|
3255 /* Also set $HOME, it's needed for _viminfo. */
|
|
|
3256 vim_setenv((char_u *)"HOME", NameBuff);
|
|
|
3257 }
|
|
|
3258 }
|
|
|
3259 }
|
|
|
3260 #endif
|
|
|
3261
|
|
|
3262 #if defined(OS2) || defined(MSDOS) || defined(MSWIN)
|
|
|
3263 /*
|
|
|
3264 * Default home dir is C:/
|
|
|
3265 * Best assumption we can make in such a situation.
|
|
|
3266 */
|
|
|
3267 if (var == NULL)
|
|
|
3268 var = "C:/";
|
|
|
3269 #endif
|
|
|
3270 if (var != NULL)
|
|
|
3271 {
|
|
|
3272 #ifdef UNIX
|
|
|
3273 /*
|
|
|
3274 * Change to the directory and get the actual path. This resolves
|
|
|
3275 * links. Don't do it when we can't return.
|
|
|
3276 */
|
|
|
3277 if (mch_dirname(NameBuff, MAXPATHL) == OK
|
|
|
3278 && mch_chdir((char *)NameBuff) == 0)
|
|
|
3279 {
|
|
|
3280 if (!mch_chdir((char *)var) && mch_dirname(IObuff, IOSIZE) == OK)
|
|
|
3281 var = IObuff;
|
|
|
3282 if (mch_chdir((char *)NameBuff) != 0)
|
|
|
3283 EMSG(_(e_prev_dir));
|
|
|
3284 }
|
|
|
3285 #endif
|
|
|
3286 homedir = vim_strsave(var);
|
|
|
3287 }
|
|
|
3288 }
|
|
|
3289
|
|
|
3290 /*
|
|
|
3291 * Expand environment variable with path name.
|
|
|
3292 * "~/" is also expanded, using $HOME. For Unix "~user/" is expanded.
|
|
|
3293 * Skips over "\ ", "\~" and "\$".
|
|
|
3294 * If anything fails no expansion is done and dst equals src.
|
|
|
3295 */
|
|
|
3296 void
|
|
|
3297 expand_env(src, dst, dstlen)
|
|
|
3298 char_u *src; /* input string e.g. "$HOME/vim.hlp" */
|
|
|
3299 char_u *dst; /* where to put the result */
|
|
|
3300 int dstlen; /* maximum length of the result */
|
|
|
3301 {
|
|
|
3302 expand_env_esc(src, dst, dstlen, FALSE);
|
|
|
3303 }
|
|
|
3304
|
|
|
3305 void
|
|
|
3306 expand_env_esc(src, dst, dstlen, esc)
|
|
|
3307 char_u *src; /* input string e.g. "$HOME/vim.hlp" */
|
|
|
3308 char_u *dst; /* where to put the result */
|
|
|
3309 int dstlen; /* maximum length of the result */
|
|
|
3310 int esc; /* escape spaces in expanded variables */
|
|
|
3311 {
|
|
|
3312 char_u *tail;
|
|
|
3313 int c;
|
|
|
3314 char_u *var;
|
|
|
3315 int copy_char;
|
|
|
3316 int mustfree; /* var was allocated, need to free it later */
|
|
|
3317 int at_start = TRUE; /* at start of a name */
|
|
|
3318
|
|
|
3319 src = skipwhite(src);
|
|
|
3320 --dstlen; /* leave one char space for "\," */
|
|
|
3321 while (*src && dstlen > 0)
|
|
|
3322 {
|
|
|
3323 copy_char = TRUE;
|
|
22
|
3324 if ((*src == '$'
|
|
|
3325 #ifdef VMS
|
|
|
3326 && at_start
|
|
|
3327 #endif
|
|
|
3328 )
|
|
7
|
3329 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
3330 || *src == '%'
|
|
|
3331 #endif
|
|
|
3332 || (*src == '~' && at_start))
|
|
|
3333 {
|
|
|
3334 mustfree = FALSE;
|
|
|
3335
|
|
|
3336 /*
|
|
|
3337 * The variable name is copied into dst temporarily, because it may
|
|
|
3338 * be a string in read-only memory and a NUL needs to be appended.
|
|
|
3339 */
|
|
|
3340 if (*src != '~') /* environment var */
|
|
|
3341 {
|
|
|
3342 tail = src + 1;
|
|
|
3343 var = dst;
|
|
|
3344 c = dstlen - 1;
|
|
|
3345
|
|
|
3346 #ifdef UNIX
|
|
|
3347 /* Unix has ${var-name} type environment vars */
|
|
|
3348 if (*tail == '{' && !vim_isIDc('{'))
|
|
|
3349 {
|
|
|
3350 tail++; /* ignore '{' */
|
|
|
3351 while (c-- > 0 && *tail && *tail != '}')
|
|
|
3352 *var++ = *tail++;
|
|
|
3353 }
|
|
|
3354 else
|
|
|
3355 #endif
|
|
|
3356 {
|
|
|
3357 while (c-- > 0 && *tail != NUL && ((vim_isIDc(*tail))
|
|
|
3358 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
3359 || (*src == '%' && *tail != '%')
|
|
|
3360 #endif
|
|
|
3361 ))
|
|
|
3362 {
|
|
|
3363 #ifdef OS2 /* env vars only in uppercase */
|
|
|
3364 *var++ = TOUPPER_LOC(*tail);
|
|
|
3365 tail++; /* toupper() may be a macro! */
|
|
|
3366 #else
|
|
|
3367 *var++ = *tail++;
|
|
|
3368 #endif
|
|
|
3369 }
|
|
|
3370 }
|
|
|
3371
|
|
|
3372 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(UNIX)
|
|
|
3373 # ifdef UNIX
|
|
|
3374 if (src[1] == '{' && *tail != '}')
|
|
|
3375 # else
|
|
|
3376 if (*src == '%' && *tail != '%')
|
|
|
3377 # endif
|
|
|
3378 var = NULL;
|
|
|
3379 else
|
|
|
3380 {
|
|
|
3381 # ifdef UNIX
|
|
|
3382 if (src[1] == '{')
|
|
|
3383 # else
|
|
|
3384 if (*src == '%')
|
|
|
3385 #endif
|
|
|
3386 ++tail;
|
|
|
3387 #endif
|
|
|
3388 *var = NUL;
|
|
|
3389 var = vim_getenv(dst, &mustfree);
|
|
|
3390 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(UNIX)
|
|
|
3391 }
|
|
|
3392 #endif
|
|
|
3393 }
|
|
|
3394 /* home directory */
|
|
|
3395 else if ( src[1] == NUL
|
|
|
3396 || vim_ispathsep(src[1])
|
|
|
3397 || vim_strchr((char_u *)" ,\t\n", src[1]) != NULL)
|
|
|
3398 {
|
|
|
3399 var = homedir;
|
|
|
3400 tail = src + 1;
|
|
|
3401 }
|
|
|
3402 else /* user directory */
|
|
|
3403 {
|
|
|
3404 #if defined(UNIX) || (defined(VMS) && defined(USER_HOME))
|
|
|
3405 /*
|
|
|
3406 * Copy ~user to dst[], so we can put a NUL after it.
|
|
|
3407 */
|
|
|
3408 tail = src;
|
|
|
3409 var = dst;
|
|
|
3410 c = dstlen - 1;
|
|
|
3411 while ( c-- > 0
|
|
|
3412 && *tail
|
|
|
3413 && vim_isfilec(*tail)
|
|
|
3414 && !vim_ispathsep(*tail))
|
|
|
3415 *var++ = *tail++;
|
|
|
3416 *var = NUL;
|
|
|
3417 # ifdef UNIX
|
|
|
3418 /*
|
|
|
3419 * If the system supports getpwnam(), use it.
|
|
|
3420 * Otherwise, or if getpwnam() fails, the shell is used to
|
|
|
3421 * expand ~user. This is slower and may fail if the shell
|
|
|
3422 * does not support ~user (old versions of /bin/sh).
|
|
|
3423 */
|
|
|
3424 # if defined(HAVE_GETPWNAM) && defined(HAVE_PWD_H)
|
|
|
3425 {
|
|
|
3426 struct passwd *pw;
|
|
|
3427
|
|
|
3428 pw = getpwnam((char *)dst + 1);
|
|
|
3429 if (pw != NULL)
|
|
|
3430 var = (char_u *)pw->pw_dir;
|
|
|
3431 else
|
|
|
3432 var = NULL;
|
|
|
3433 }
|
|
|
3434 if (var == NULL)
|
|
|
3435 # endif
|
|
|
3436 {
|
|
|
3437 expand_T xpc;
|
|
|
3438
|
|
|
3439 ExpandInit(&xpc);
|
|
|
3440 xpc.xp_context = EXPAND_FILES;
|
|
|
3441 var = ExpandOne(&xpc, dst, NULL,
|
|
|
3442 WILD_ADD_SLASH|WILD_SILENT, WILD_EXPAND_FREE);
|
|
|
3443 ExpandCleanup(&xpc);
|
|
|
3444 mustfree = TRUE;
|
|
|
3445 }
|
|
|
3446
|
|
|
3447 # else /* !UNIX, thus VMS */
|
|
|
3448 /*
|
|
|
3449 * USER_HOME is a comma-separated list of
|
|
|
3450 * directories to search for the user account in.
|
|
|
3451 */
|
|
|
3452 {
|
|
|
3453 char_u test[MAXPATHL], paths[MAXPATHL];
|
|
|
3454 char_u *path, *next_path, *ptr;
|
|
|
3455 struct stat st;
|
|
|
3456
|
|
|
3457 STRCPY(paths, USER_HOME);
|
|
|
3458 next_path = paths;
|
|
|
3459 while (*next_path)
|
|
|
3460 {
|
|
|
3461 for (path = next_path; *next_path && *next_path != ',';
|
|
|
3462 next_path++);
|
|
|
3463 if (*next_path)
|
|
|
3464 *next_path++ = NUL;
|
|
|
3465 STRCPY(test, path);
|
|
|
3466 STRCAT(test, "/");
|
|
|
3467 STRCAT(test, dst + 1);
|
|
|
3468 if (mch_stat(test, &st) == 0)
|
|
|
3469 {
|
|
|
3470 var = alloc(STRLEN(test) + 1);
|
|
|
3471 STRCPY(var, test);
|
|
|
3472 mustfree = TRUE;
|
|
|
3473 break;
|
|
|
3474 }
|
|
|
3475 }
|
|
|
3476 }
|
|
|
3477 # endif /* UNIX */
|
|
|
3478 #else
|
|
|
3479 /* cannot expand user's home directory, so don't try */
|
|
|
3480 var = NULL;
|
|
|
3481 tail = (char_u *)""; /* for gcc */
|
|
|
3482 #endif /* UNIX || VMS */
|
|
|
3483 }
|
|
|
3484
|
|
|
3485 #ifdef BACKSLASH_IN_FILENAME
|
|
|
3486 /* If 'shellslash' is set change backslashes to forward slashes.
|
|
|
3487 * Can't use slash_adjust(), p_ssl may be set temporarily. */
|
|
|
3488 if (p_ssl && var != NULL && vim_strchr(var, '\\') != NULL)
|
|
|
3489 {
|
|
|
3490 char_u *p = vim_strsave(var);
|
|
|
3491
|
|
|
3492 if (p != NULL)
|
|
|
3493 {
|
|
|
3494 if (mustfree)
|
|
|
3495 vim_free(var);
|
|
|
3496 var = p;
|
|
|
3497 mustfree = TRUE;
|
|
|
3498 forward_slash(var);
|
|
|
3499 }
|
|
|
3500 }
|
|
|
3501 #endif
|
|
|
3502
|
|
|
3503 /* If "var" contains white space, escape it with a backslash.
|
|
|
3504 * Required for ":e ~/tt" when $HOME includes a space. */
|
|
|
3505 if (esc && var != NULL && vim_strpbrk(var, (char_u *)" \t") != NULL)
|
|
|
3506 {
|
|
|
3507 char_u *p = vim_strsave_escaped(var, (char_u *)" \t");
|
|
|
3508
|
|
|
3509 if (p != NULL)
|
|
|
3510 {
|
|
|
3511 if (mustfree)
|
|
|
3512 vim_free(var);
|
|
|
3513 var = p;
|
|
|
3514 mustfree = TRUE;
|
|
|
3515 }
|
|
|
3516 }
|
|
|
3517
|
|
|
3518 if (var != NULL && *var != NUL
|
|
|
3519 && (STRLEN(var) + STRLEN(tail) + 1 < (unsigned)dstlen))
|
|
|
3520 {
|
|
|
3521 STRCPY(dst, var);
|
|
|
3522 dstlen -= (int)STRLEN(var);
|
|
|
3523 dst += STRLEN(var);
|
|
|
3524 /* if var[] ends in a path separator and tail[] starts
|
|
|
3525 * with it, skip a character */
|
|
|
3526 if (*var != NUL && vim_ispathsep(dst[-1])
|
|
|
3527 #if defined(BACKSLASH_IN_FILENAME) || defined(AMIGA)
|
|
|
3528 && dst[-1] != ':'
|
|
|
3529 #endif
|
|
|
3530 && vim_ispathsep(*tail))
|
|
|
3531 ++tail;
|
|
|
3532 src = tail;
|
|
|
3533 copy_char = FALSE;
|
|
|
3534 }
|
|
|
3535 if (mustfree)
|
|
|
3536 vim_free(var);
|
|
|
3537 }
|
|
|
3538
|
|
|
3539 if (copy_char) /* copy at least one char */
|
|
|
3540 {
|
|
|
3541 /*
|
|
|
3542 * Recogize the start of a new name, for '~'.
|
|
|
3543 */
|
|
|
3544 at_start = FALSE;
|
|
|
3545 if (src[0] == '\\' && src[1] != NUL)
|
|
|
3546 {
|
|
|
3547 *dst++ = *src++;
|
|
|
3548 --dstlen;
|
|
|
3549 }
|
|
|
3550 else if (src[0] == ' ' || src[0] == ',')
|
|
|
3551 at_start = TRUE;
|
|
|
3552 *dst++ = *src++;
|
|
|
3553 --dstlen;
|
|
|
3554 }
|
|
|
3555 }
|
|
|
3556 *dst = NUL;
|
|
|
3557 }
|
|
|
3558
|
|
|
3559 /*
|
|
|
3560 * Vim's version of getenv().
|
|
|
3561 * Special handling of $HOME, $VIM and $VIMRUNTIME.
|
|
|
3562 */
|
|
|
3563 char_u *
|
|
|
3564 vim_getenv(name, mustfree)
|
|
|
3565 char_u *name;
|
|
|
3566 int *mustfree; /* set to TRUE when returned is allocated */
|
|
|
3567 {
|
|
|
3568 char_u *p;
|
|
|
3569 char_u *pend;
|
|
|
3570 int vimruntime;
|
|
|
3571
|
|
|
3572 #if defined(OS2) || defined(MSDOS) || defined(MSWIN)
|
|
|
3573 /* use "C:/" when $HOME is not set */
|
|
|
3574 if (STRCMP(name, "HOME") == 0)
|
|
|
3575 return homedir;
|
|
|
3576 #endif
|
|
|
3577
|
|
|
3578 p = mch_getenv(name);
|
|
|
3579 if (p != NULL && *p == NUL) /* empty is the same as not set */
|
|
|
3580 p = NULL;
|
|
|
3581
|
|
|
3582 if (p != NULL)
|
|
|
3583 return p;
|
|
|
3584
|
|
|
3585 vimruntime = (STRCMP(name, "VIMRUNTIME") == 0);
|
|
|
3586 if (!vimruntime && STRCMP(name, "VIM") != 0)
|
|
|
3587 return NULL;
|
|
|
3588
|
|
|
3589 /*
|
|
|
3590 * When expanding $VIMRUNTIME fails, try using $VIM/vim<version> or $VIM.
|
|
|
3591 * Don't do this when default_vimruntime_dir is non-empty.
|
|
|
3592 */
|
|
|
3593 if (vimruntime
|
|
|
3594 #ifdef HAVE_PATHDEF
|
|
|
3595 && *default_vimruntime_dir == NUL
|
|
|
3596 #endif
|
|
|
3597 )
|
|
|
3598 {
|
|
|
3599 p = mch_getenv((char_u *)"VIM");
|
|
|
3600 if (p != NULL && *p == NUL) /* empty is the same as not set */
|
|
|
3601 p = NULL;
|
|
|
3602 if (p != NULL)
|
|
|
3603 {
|
|
|
3604 p = vim_version_dir(p);
|
|
|
3605 if (p != NULL)
|
|
|
3606 *mustfree = TRUE;
|
|
|
3607 else
|
|
|
3608 p = mch_getenv((char_u *)"VIM");
|
|
|
3609 }
|
|
|
3610 }
|
|
|
3611
|
|
|
3612 /*
|
|
|
3613 * When expanding $VIM or $VIMRUNTIME fails, try using:
|
|
|
3614 * - the directory name from 'helpfile' (unless it contains '$')
|
|
|
3615 * - the executable name from argv[0]
|
|
|
3616 */
|
|
|
3617 if (p == NULL)
|
|
|
3618 {
|
|
|
3619 if (p_hf != NULL && vim_strchr(p_hf, '$') == NULL)
|
|
|
3620 p = p_hf;
|
|
|
3621 #ifdef USE_EXE_NAME
|
|
|
3622 /*
|
|
|
3623 * Use the name of the executable, obtained from argv[0].
|
|
|
3624 */
|
|
|
3625 else
|
|
|
3626 p = exe_name;
|
|
|
3627 #endif
|
|
|
3628 if (p != NULL)
|
|
|
3629 {
|
|
|
3630 /* remove the file name */
|
|
|
3631 pend = gettail(p);
|
|
|
3632
|
|
|
3633 /* remove "doc/" from 'helpfile', if present */
|
|
|
3634 if (p == p_hf)
|
|
|
3635 pend = remove_tail(p, pend, (char_u *)"doc");
|
|
|
3636
|
|
|
3637 #ifdef USE_EXE_NAME
|
|
|
3638 # ifdef MACOS_X
|
|
|
3639 /* remove "build/..." from exe_name, if present */
|
|
|
3640 if (p == exe_name)
|
|
|
3641 {
|
|
|
3642 char_u *pend1;
|
|
|
3643 char_u *pend2;
|
|
|
3644
|
|
|
3645 pend1 = remove_tail(p, pend, (char_u *)"Contents/MacOS");
|
|
|
3646 pend2 = remove_tail_with_ext(p, pend1, (char_u *)".app");
|
|
|
3647 pend = remove_tail(p, pend2, (char_u *)"build");
|
|
|
3648 /* When runnig from project builder get rid of the
|
|
|
3649 * build/???.app, otherwise keep the ???.app */
|
|
|
3650 if (pend2 == pend)
|
|
|
3651 pend = pend1;
|
|
|
3652 }
|
|
|
3653 # endif
|
|
|
3654 /* remove "src/" from exe_name, if present */
|
|
|
3655 if (p == exe_name)
|
|
|
3656 pend = remove_tail(p, pend, (char_u *)"src");
|
|
|
3657 #endif
|
|
|
3658
|
|
|
3659 /* for $VIM, remove "runtime/" or "vim54/", if present */
|
|
|
3660 if (!vimruntime)
|
|
|
3661 {
|
|
|
3662 pend = remove_tail(p, pend, (char_u *)RUNTIME_DIRNAME);
|
|
|
3663 pend = remove_tail(p, pend, (char_u *)VIM_VERSION_NODOT);
|
|
|
3664 }
|
|
|
3665
|
|
|
3666 /* remove trailing path separator */
|
|
|
3667 #ifndef MACOS_CLASSIC
|
|
|
3668 /* With MacOS path (with colons) the final colon is required */
|
|
|
3669 /* to avoid confusion between absoulute and relative path */
|
|
|
3670 if (pend > p && vim_ispathsep(*(pend - 1)))
|
|
|
3671 --pend;
|
|
|
3672 #endif
|
|
|
3673
|
|
|
3674 /* check that the result is a directory name */
|
|
|
3675 p = vim_strnsave(p, (int)(pend - p));
|
|
|
3676
|
|
|
3677 if (p != NULL && !mch_isdir(p))
|
|
|
3678 {
|
|
|
3679 vim_free(p);
|
|
|
3680 p = NULL;
|
|
|
3681 }
|
|
|
3682 else
|
|
|
3683 {
|
|
|
3684 #ifdef USE_EXE_NAME
|
|
|
3685 /* may add "/vim54" or "/runtime" if it exists */
|
|
|
3686 if (vimruntime && (pend = vim_version_dir(p)) != NULL)
|
|
|
3687 {
|
|
|
3688 vim_free(p);
|
|
|
3689 p = pend;
|
|
|
3690 }
|
|
|
3691 #endif
|
|
|
3692 *mustfree = TRUE;
|
|
|
3693 }
|
|
|
3694 }
|
|
|
3695 }
|
|
|
3696
|
|
|
3697 #ifdef HAVE_PATHDEF
|
|
|
3698 /* When there is a pathdef.c file we can use default_vim_dir and
|
|
|
3699 * default_vimruntime_dir */
|
|
|
3700 if (p == NULL)
|
|
|
3701 {
|
|
|
3702 /* Only use default_vimruntime_dir when it is not empty */
|
|
|
3703 if (vimruntime && *default_vimruntime_dir != NUL)
|
|
|
3704 {
|
|
|
3705 p = default_vimruntime_dir;
|
|
|
3706 *mustfree = FALSE;
|
|
|
3707 }
|
|
|
3708 else if (*default_vim_dir != NUL)
|
|
|
3709 {
|
|
|
3710 if (vimruntime && (p = vim_version_dir(default_vim_dir)) != NULL)
|
|
|
3711 *mustfree = TRUE;
|
|
|
3712 else
|
|
|
3713 {
|
|
|
3714 p = default_vim_dir;
|
|
|
3715 *mustfree = FALSE;
|
|
|
3716 }
|
|
|
3717 }
|
|
|
3718 }
|
|
|
3719 #endif
|
|
|
3720
|
|
|
3721 /*
|
|
|
3722 * Set the environment variable, so that the new value can be found fast
|
|
|
3723 * next time, and others can also use it (e.g. Perl).
|
|
|
3724 */
|
|
|
3725 if (p != NULL)
|
|
|
3726 {
|
|
|
3727 if (vimruntime)
|
|
|
3728 {
|
|
|
3729 vim_setenv((char_u *)"VIMRUNTIME", p);
|
|
|
3730 didset_vimruntime = TRUE;
|
|
|
3731 #ifdef FEAT_GETTEXT
|
|
|
3732 {
|
|
|
3733 char_u *buf = alloc((unsigned int)STRLEN(p) + 6);
|
|
|
3734
|
|
|
3735 if (buf != NULL)
|
|
|
3736 {
|
|
|
3737 STRCPY(buf, p);
|
|
|
3738 STRCAT(buf, "/lang");
|
|
|
3739 bindtextdomain(VIMPACKAGE, (char *)buf);
|
|
|
3740 vim_free(buf);
|
|
|
3741 }
|
|
|
3742 }
|
|
|
3743 #endif
|
|
|
3744 }
|
|
|
3745 else
|
|
|
3746 {
|
|
|
3747 vim_setenv((char_u *)"VIM", p);
|
|
|
3748 didset_vim = TRUE;
|
|
|
3749 }
|
|
|
3750 }
|
|
|
3751 return p;
|
|
|
3752 }
|
|
|
3753
|
|
|
3754 /*
|
|
|
3755 * Check if the directory "vimdir/<version>" or "vimdir/runtime" exists.
|
|
|
3756 * Return NULL if not, return its name in allocated memory otherwise.
|
|
|
3757 */
|
|
|
3758 static char_u *
|
|
|
3759 vim_version_dir(vimdir)
|
|
|
3760 char_u *vimdir;
|
|
|
3761 {
|
|
|
3762 char_u *p;
|
|
|
3763
|
|
|
3764 if (vimdir == NULL || *vimdir == NUL)
|
|
|
3765 return NULL;
|
|
|
3766 p = concat_fnames(vimdir, (char_u *)VIM_VERSION_NODOT, TRUE);
|
|
|
3767 if (p != NULL && mch_isdir(p))
|
|
|
3768 return p;
|
|
|
3769 vim_free(p);
|
|
|
3770 p = concat_fnames(vimdir, (char_u *)RUNTIME_DIRNAME, TRUE);
|
|
|
3771 if (p != NULL && mch_isdir(p))
|
|
|
3772 return p;
|
|
|
3773 vim_free(p);
|
|
|
3774 return NULL;
|
|
|
3775 }
|
|
|
3776
|
|
|
3777 /*
|
|
|
3778 * If the string between "p" and "pend" ends in "name/", return "pend" minus
|
|
|
3779 * the length of "name/". Otherwise return "pend".
|
|
|
3780 */
|
|
|
3781 static char_u *
|
|
|
3782 remove_tail(p, pend, name)
|
|
|
3783 char_u *p;
|
|
|
3784 char_u *pend;
|
|
|
3785 char_u *name;
|
|
|
3786 {
|
|
|
3787 int len = (int)STRLEN(name) + 1;
|
|
|
3788 char_u *newend = pend - len;
|
|
|
3789
|
|
|
3790 if (newend >= p
|
|
|
3791 && fnamencmp(newend, name, len - 1) == 0
|
|
|
3792 && (newend == p || vim_ispathsep(*(newend - 1))))
|
|
|
3793 return newend;
|
|
|
3794 return pend;
|
|
|
3795 }
|
|
|
3796
|
|
|
3797 #if defined(USE_EXE_NAME) && defined(MACOS_X)
|
|
|
3798 /*
|
|
|
3799 * If the string between "p" and "pend" ends in "???.ext/", return "pend"
|
|
|
3800 * minus the length of "???.ext/". Otherwise return "pend".
|
|
|
3801 */
|
|
|
3802 static char_u *
|
|
|
3803 remove_tail_with_ext(p, pend, ext)
|
|
|
3804 char_u *p;
|
|
|
3805 char_u *pend;
|
|
|
3806 char_u *ext;
|
|
|
3807 {
|
|
|
3808 int len = (int)STRLEN(ext) + 1;
|
|
|
3809 char_u *newend = pend - len;
|
|
|
3810
|
|
|
3811 if (newend >= p && fnamencmp(newend, ext, len - 1) == 0)
|
|
|
3812 while (newend != p && !vim_ispathsep(*(newend - 1)))
|
|
|
3813 --newend;
|
|
|
3814 if (newend == p || vim_ispathsep(*(newend - 1)))
|
|
|
3815 return newend;
|
|
|
3816 return pend;
|
|
|
3817 }
|
|
|
3818 #endif
|
|
|
3819
|
|
|
3820 /*
|
|
|
3821 * Call expand_env() and store the result in an allocated string.
|
|
|
3822 * This is not very memory efficient, this expects the result to be freed
|
|
|
3823 * again soon.
|
|
|
3824 */
|
|
|
3825 char_u *
|
|
|
3826 expand_env_save(src)
|
|
|
3827 char_u *src;
|
|
|
3828 {
|
|
|
3829 char_u *p;
|
|
|
3830
|
|
|
3831 p = alloc(MAXPATHL);
|
|
|
3832 if (p != NULL)
|
|
|
3833 expand_env(src, p, MAXPATHL);
|
|
|
3834 return p;
|
|
|
3835 }
|
|
|
3836
|
|
|
3837 /*
|
|
|
3838 * Our portable version of setenv.
|
|
|
3839 */
|
|
|
3840 void
|
|
|
3841 vim_setenv(name, val)
|
|
|
3842 char_u *name;
|
|
|
3843 char_u *val;
|
|
|
3844 {
|
|
|
3845 #ifdef HAVE_SETENV
|
|
|
3846 mch_setenv((char *)name, (char *)val, 1);
|
|
|
3847 #else
|
|
|
3848 char_u *envbuf;
|
|
|
3849
|
|
|
3850 /*
|
|
|
3851 * Putenv does not copy the string, it has to remain
|
|
|
3852 * valid. The allocated memory will never be freed.
|
|
|
3853 */
|
|
|
3854 envbuf = alloc((unsigned)(STRLEN(name) + STRLEN(val) + 2));
|
|
|
3855 if (envbuf != NULL)
|
|
|
3856 {
|
|
|
3857 sprintf((char *)envbuf, "%s=%s", name, val);
|
|
|
3858 putenv((char *)envbuf);
|
|
|
3859 }
|
|
|
3860 #endif
|
|
|
3861 }
|
|
|
3862
|
|
|
3863 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
|
|
|
3864 /*
|
|
|
3865 * Function given to ExpandGeneric() to obtain an environment variable name.
|
|
|
3866 */
|
|
|
3867 /*ARGSUSED*/
|
|
|
3868 char_u *
|
|
|
3869 get_env_name(xp, idx)
|
|
|
3870 expand_T *xp;
|
|
|
3871 int idx;
|
|
|
3872 {
|
|
|
3873 # if defined(AMIGA) || defined(__MRC__) || defined(__SC__)
|
|
|
3874 /*
|
|
|
3875 * No environ[] on the Amiga and on the Mac (using MPW).
|
|
|
3876 */
|
|
|
3877 return NULL;
|
|
|
3878 # else
|
|
|
3879 # ifndef __WIN32__
|
|
|
3880 /* Borland C++ 5.2 has this in a header file. */
|
|
|
3881 extern char **environ;
|
|
|
3882 # endif
|
|
17
|
3883 # define ENVNAMELEN 100
|
|
|
3884 static char_u name[ENVNAMELEN];
|
|
7
|
3885 char_u *str;
|
|
|
3886 int n;
|
|
|
3887
|
|
|
3888 str = (char_u *)environ[idx];
|
|
|
3889 if (str == NULL)
|
|
|
3890 return NULL;
|
|
|
3891
|
|
17
|
3892 for (n = 0; n < ENVNAMELEN - 1; ++n)
|
|
7
|
3893 {
|
|
|
3894 if (str[n] == '=' || str[n] == NUL)
|
|
|
3895 break;
|
|
|
3896 name[n] = str[n];
|
|
|
3897 }
|
|
|
3898 name[n] = NUL;
|
|
|
3899 return name;
|
|
|
3900 # endif
|
|
|
3901 }
|
|
|
3902 #endif
|
|
|
3903
|
|
|
3904 /*
|
|
|
3905 * Replace home directory by "~" in each space or comma separated file name in
|
|
|
3906 * 'src'.
|
|
|
3907 * If anything fails (except when out of space) dst equals src.
|
|
|
3908 */
|
|
|
3909 void
|
|
|
3910 home_replace(buf, src, dst, dstlen, one)
|
|
|
3911 buf_T *buf; /* when not NULL, check for help files */
|
|
|
3912 char_u *src; /* input file name */
|
|
|
3913 char_u *dst; /* where to put the result */
|
|
|
3914 int dstlen; /* maximum length of the result */
|
|
|
3915 int one; /* if TRUE, only replace one file name, include
|
|
|
3916 spaces and commas in the file name. */
|
|
|
3917 {
|
|
|
3918 size_t dirlen = 0, envlen = 0;
|
|
|
3919 size_t len;
|
|
|
3920 char_u *homedir_env;
|
|
|
3921 char_u *p;
|
|
|
3922
|
|
|
3923 if (src == NULL)
|
|
|
3924 {
|
|
|
3925 *dst = NUL;
|
|
|
3926 return;
|
|
|
3927 }
|
|
|
3928
|
|
|
3929 /*
|
|
|
3930 * If the file is a help file, remove the path completely.
|
|
|
3931 */
|
|
|
3932 if (buf != NULL && buf->b_help)
|
|
|
3933 {
|
|
|
3934 STRCPY(dst, gettail(src));
|
|
|
3935 return;
|
|
|
3936 }
|
|
|
3937
|
|
|
3938 /*
|
|
|
3939 * We check both the value of the $HOME environment variable and the
|
|
|
3940 * "real" home directory.
|
|
|
3941 */
|
|
|
3942 if (homedir != NULL)
|
|
|
3943 dirlen = STRLEN(homedir);
|
|
|
3944
|
|
|
3945 #ifdef VMS
|
|
|
3946 homedir_env = mch_getenv((char_u *)"SYS$LOGIN");
|
|
|
3947 #else
|
|
|
3948 homedir_env = mch_getenv((char_u *)"HOME");
|
|
|
3949 #endif
|
|
|
3950
|
|
|
3951 if (homedir_env != NULL && *homedir_env == NUL)
|
|
|
3952 homedir_env = NULL;
|
|
|
3953 if (homedir_env != NULL)
|
|
|
3954 envlen = STRLEN(homedir_env);
|
|
|
3955
|
|
|
3956 if (!one)
|
|
|
3957 src = skipwhite(src);
|
|
|
3958 while (*src && dstlen > 0)
|
|
|
3959 {
|
|
|
3960 /*
|
|
|
3961 * Here we are at the beginning of a file name.
|
|
|
3962 * First, check to see if the beginning of the file name matches
|
|
|
3963 * $HOME or the "real" home directory. Check that there is a '/'
|
|
|
3964 * after the match (so that if e.g. the file is "/home/pieter/bla",
|
|
|
3965 * and the home directory is "/home/piet", the file does not end up
|
|
|
3966 * as "~er/bla" (which would seem to indicate the file "bla" in user
|
|
|
3967 * er's home directory)).
|
|
|
3968 */
|
|
|
3969 p = homedir;
|
|
|
3970 len = dirlen;
|
|
|
3971 for (;;)
|
|
|
3972 {
|
|
|
3973 if ( len
|
|
|
3974 && fnamencmp(src, p, len) == 0
|
|
|
3975 && (vim_ispathsep(src[len])
|
|
|
3976 || (!one && (src[len] == ',' || src[len] == ' '))
|
|
|
3977 || src[len] == NUL))
|
|
|
3978 {
|
|
|
3979 src += len;
|
|
|
3980 if (--dstlen > 0)
|
|
|
3981 *dst++ = '~';
|
|
|
3982
|
|
|
3983 /*
|
|
|
3984 * If it's just the home directory, add "/".
|
|
|
3985 */
|
|
|
3986 if (!vim_ispathsep(src[0]) && --dstlen > 0)
|
|
|
3987 *dst++ = '/';
|
|
|
3988 break;
|
|
|
3989 }
|
|
|
3990 if (p == homedir_env)
|
|
|
3991 break;
|
|
|
3992 p = homedir_env;
|
|
|
3993 len = envlen;
|
|
|
3994 }
|
|
|
3995
|
|
|
3996 /* if (!one) skip to separator: space or comma */
|
|
|
3997 while (*src && (one || (*src != ',' && *src != ' ')) && --dstlen > 0)
|
|
|
3998 *dst++ = *src++;
|
|
|
3999 /* skip separator */
|
|
|
4000 while ((*src == ' ' || *src == ',') && --dstlen > 0)
|
|
|
4001 *dst++ = *src++;
|
|
|
4002 }
|
|
|
4003 /* if (dstlen == 0) out of space, what to do??? */
|
|
|
4004
|
|
|
4005 *dst = NUL;
|
|
|
4006 }
|
|
|
4007
|
|
|
4008 /*
|
|
|
4009 * Like home_replace, store the replaced string in allocated memory.
|
|
|
4010 * When something fails, NULL is returned.
|
|
|
4011 */
|
|
|
4012 char_u *
|
|
|
4013 home_replace_save(buf, src)
|
|
|
4014 buf_T *buf; /* when not NULL, check for help files */
|
|
|
4015 char_u *src; /* input file name */
|
|
|
4016 {
|
|
|
4017 char_u *dst;
|
|
|
4018 unsigned len;
|
|
|
4019
|
|
|
4020 len = 3; /* space for "~/" and trailing NUL */
|
|
|
4021 if (src != NULL) /* just in case */
|
|
|
4022 len += (unsigned)STRLEN(src);
|
|
|
4023 dst = alloc(len);
|
|
|
4024 if (dst != NULL)
|
|
|
4025 home_replace(buf, src, dst, len, TRUE);
|
|
|
4026 return dst;
|
|
|
4027 }
|
|
|
4028
|
|
|
4029 /*
|
|
|
4030 * Compare two file names and return:
|
|
|
4031 * FPC_SAME if they both exist and are the same file.
|
|
|
4032 * FPC_SAMEX if they both don't exist and have the same file name.
|
|
|
4033 * FPC_DIFF if they both exist and are different files.
|
|
|
4034 * FPC_NOTX if they both don't exist.
|
|
|
4035 * FPC_DIFFX if one of them doesn't exist.
|
|
|
4036 * For the first name environment variables are expanded
|
|
|
4037 */
|
|
|
4038 int
|
|
|
4039 fullpathcmp(s1, s2, checkname)
|
|
|
4040 char_u *s1, *s2;
|
|
|
4041 int checkname; /* when both don't exist, check file names */
|
|
|
4042 {
|
|
|
4043 #ifdef UNIX
|
|
|
4044 char_u exp1[MAXPATHL];
|
|
|
4045 char_u full1[MAXPATHL];
|
|
|
4046 char_u full2[MAXPATHL];
|
|
|
4047 struct stat st1, st2;
|
|
|
4048 int r1, r2;
|
|
|
4049
|
|
|
4050 expand_env(s1, exp1, MAXPATHL);
|
|
|
4051 r1 = mch_stat((char *)exp1, &st1);
|
|
|
4052 r2 = mch_stat((char *)s2, &st2);
|
|
|
4053 if (r1 != 0 && r2 != 0)
|
|
|
4054 {
|
|
|
4055 /* if mch_stat() doesn't work, may compare the names */
|
|
|
4056 if (checkname)
|
|
|
4057 {
|
|
|
4058 if (fnamecmp(exp1, s2) == 0)
|
|
|
4059 return FPC_SAMEX;
|
|
|
4060 r1 = vim_FullName(exp1, full1, MAXPATHL, FALSE);
|
|
|
4061 r2 = vim_FullName(s2, full2, MAXPATHL, FALSE);
|
|
|
4062 if (r1 == OK && r2 == OK && fnamecmp(full1, full2) == 0)
|
|
|
4063 return FPC_SAMEX;
|
|
|
4064 }
|
|
|
4065 return FPC_NOTX;
|
|
|
4066 }
|
|
|
4067 if (r1 != 0 || r2 != 0)
|
|
|
4068 return FPC_DIFFX;
|
|
|
4069 if (st1.st_dev == st2.st_dev && st1.st_ino == st2.st_ino)
|
|
|
4070 return FPC_SAME;
|
|
|
4071 return FPC_DIFF;
|
|
|
4072 #else
|
|
|
4073 char_u *exp1; /* expanded s1 */
|
|
|
4074 char_u *full1; /* full path of s1 */
|
|
|
4075 char_u *full2; /* full path of s2 */
|
|
|
4076 int retval = FPC_DIFF;
|
|
|
4077 int r1, r2;
|
|
|
4078
|
|
|
4079 /* allocate one buffer to store three paths (alloc()/free() is slow!) */
|
|
|
4080 if ((exp1 = alloc(MAXPATHL * 3)) != NULL)
|
|
|
4081 {
|
|
|
4082 full1 = exp1 + MAXPATHL;
|
|
|
4083 full2 = full1 + MAXPATHL;
|
|
|
4084
|
|
|
4085 expand_env(s1, exp1, MAXPATHL);
|
|
|
4086 r1 = vim_FullName(exp1, full1, MAXPATHL, FALSE);
|
|
|
4087 r2 = vim_FullName(s2, full2, MAXPATHL, FALSE);
|
|
|
4088
|
|
|
4089 /* If vim_FullName() fails, the file probably doesn't exist. */
|
|
|
4090 if (r1 != OK && r2 != OK)
|
|
|
4091 {
|
|
|
4092 if (checkname && fnamecmp(exp1, s2) == 0)
|
|
|
4093 retval = FPC_SAMEX;
|
|
|
4094 else
|
|
|
4095 retval = FPC_NOTX;
|
|
|
4096 }
|
|
|
4097 else if (r1 != OK || r2 != OK)
|
|
|
4098 retval = FPC_DIFFX;
|
|
|
4099 else if (fnamecmp(full1, full2))
|
|
|
4100 retval = FPC_DIFF;
|
|
|
4101 else
|
|
|
4102 retval = FPC_SAME;
|
|
|
4103 vim_free(exp1);
|
|
|
4104 }
|
|
|
4105 return retval;
|
|
|
4106 #endif
|
|
|
4107 }
|
|
|
4108
|
|
|
4109 /*
|
|
10
|
4110 * Get the tail of a path: the file name.
|
|
|
4111 * Fail safe: never returns NULL.
|
|
7
|
4112 */
|
|
|
4113 char_u *
|
|
|
4114 gettail(fname)
|
|
|
4115 char_u *fname;
|
|
|
4116 {
|
|
|
4117 char_u *p1, *p2;
|
|
|
4118
|
|
|
4119 if (fname == NULL)
|
|
|
4120 return (char_u *)"";
|
|
|
4121 for (p1 = p2 = fname; *p2; ) /* find last part of path */
|
|
|
4122 {
|
|
|
4123 if (vim_ispathsep(*p2))
|
|
|
4124 p1 = p2 + 1;
|
|
|
4125 #ifdef FEAT_MBYTE
|
|
|
4126 if (has_mbyte)
|
|
|
4127 p2 += (*mb_ptr2len_check)(p2);
|
|
|
4128 else
|
|
|
4129 #endif
|
|
|
4130 ++p2;
|
|
|
4131 }
|
|
|
4132 return p1;
|
|
|
4133 }
|
|
|
4134
|
|
|
4135 /*
|
|
|
4136 * get the next path component (just after the next path separator).
|
|
|
4137 */
|
|
|
4138 char_u *
|
|
|
4139 getnextcomp(fname)
|
|
|
4140 char_u *fname;
|
|
|
4141 {
|
|
|
4142 while (*fname && !vim_ispathsep(*fname))
|
|
|
4143 ++fname;
|
|
|
4144 if (*fname)
|
|
|
4145 ++fname;
|
|
|
4146 return fname;
|
|
|
4147 }
|
|
|
4148
|
|
|
4149 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) \
|
|
|
4150 || defined(FEAT_SESSION) || defined(MSWIN) \
|
|
11
|
4151 || ((defined(FEAT_GUI_GTK) || defined(FEAT_GUI_KDE)) \
|
|
7
|
4152 && (defined(FEAT_WINDOWS) || defined(FEAT_DND))) \
|
|
|
4153 || defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) \
|
|
|
4154 || defined(PROTO)
|
|
|
4155 /*
|
|
|
4156 * Get a pointer to one character past the head of a path name.
|
|
|
4157 * Unix: after "/"; DOS: after "c:\"; Amiga: after "disk:/"; Mac: no head.
|
|
|
4158 * If there is no head, path is returned.
|
|
|
4159 */
|
|
|
4160 char_u *
|
|
|
4161 get_past_head(path)
|
|
|
4162 char_u *path;
|
|
|
4163 {
|
|
|
4164 char_u *retval;
|
|
|
4165
|
|
|
4166 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|
|
|
4167 /* may skip "c:" */
|
|
|
4168 if (isalpha(path[0]) && path[1] == ':')
|
|
|
4169 retval = path + 2;
|
|
|
4170 else
|
|
|
4171 retval = path;
|
|
|
4172 #else
|
|
|
4173 # if defined(AMIGA)
|
|
|
4174 /* may skip "label:" */
|
|
|
4175 retval = vim_strchr(path, ':');
|
|
|
4176 if (retval == NULL)
|
|
|
4177 retval = path;
|
|
|
4178 # else /* Unix */
|
|
|
4179 retval = path;
|
|
|
4180 # endif
|
|
|
4181 #endif
|
|
|
4182
|
|
|
4183 while (vim_ispathsep(*retval))
|
|
|
4184 ++retval;
|
|
|
4185
|
|
|
4186 return retval;
|
|
|
4187 }
|
|
|
4188 #endif
|
|
|
4189
|
|
|
4190 /*
|
|
|
4191 * return TRUE if 'c' is a path separator.
|
|
|
4192 */
|
|
|
4193 int
|
|
|
4194 vim_ispathsep(c)
|
|
|
4195 int c;
|
|
|
4196 {
|
|
|
4197 #ifdef RISCOS
|
|
|
4198 return (c == '.' || c == ':');
|
|
|
4199 #else
|
|
|
4200 # ifdef UNIX
|
|
|
4201 return (c == '/'); /* UNIX has ':' inside file names */
|
|
|
4202 # else
|
|
|
4203 # ifdef BACKSLASH_IN_FILENAME
|
|
|
4204 return (c == ':' || c == '/' || c == '\\');
|
|
|
4205 # else
|
|
|
4206 # ifdef VMS
|
|
|
4207 /* server"user passwd"::device:[full.path.name]fname.extension;version" */
|
|
|
4208 return (c == ':' || c == '[' || c == ']' || c == '/'
|
|
|
4209 || c == '<' || c == '>' || c == '"' );
|
|
|
4210 # else
|
|
|
4211 # ifdef COLON_AS_PATHSEP
|
|
|
4212 return (c == ':');
|
|
|
4213 # else /* Amiga */
|
|
|
4214 return (c == ':' || c == '/');
|
|
|
4215 # endif
|
|
|
4216 # endif /* VMS */
|
|
|
4217 # endif
|
|
|
4218 # endif
|
|
|
4219 #endif /* RISC OS */
|
|
|
4220 }
|
|
|
4221
|
|
|
4222 #if defined(FEAT_SEARCHPATH) || defined(PROTO)
|
|
|
4223 /*
|
|
|
4224 * return TRUE if 'c' is a path list separator.
|
|
|
4225 */
|
|
|
4226 int
|
|
|
4227 vim_ispathlistsep(c)
|
|
|
4228 int c;
|
|
|
4229 {
|
|
|
4230 #ifdef UNIX
|
|
|
4231 return (c == ':');
|
|
|
4232 #else
|
|
|
4233 return (c == ';'); /* might not be rigth for every system... */
|
|
|
4234 #endif
|
|
|
4235 }
|
|
|
4236 #endif
|
|
|
4237
|
|
|
4238 #if (defined(CASE_INSENSITIVE_FILENAME) && defined(BACKSLASH_IN_FILENAME)) \
|
|
|
4239 || defined(PROTO)
|
|
|
4240 /*
|
|
|
4241 * Versions of fnamecmp() and fnamencmp() that handle '/' and '\' equally.
|
|
|
4242 */
|
|
|
4243 int
|
|
|
4244 vim_fnamecmp(x, y)
|
|
|
4245 char_u *x, *y;
|
|
|
4246 {
|
|
|
4247 return vim_fnamencmp(x, y, MAXPATHL);
|
|
|
4248 }
|
|
|
4249
|
|
|
4250 int
|
|
|
4251 vim_fnamencmp(x, y, len)
|
|
|
4252 char_u *x, *y;
|
|
|
4253 size_t len;
|
|
|
4254 {
|
|
|
4255 while (len > 0 && *x && *y)
|
|
|
4256 {
|
|
|
4257 if (TOLOWER_LOC(*x) != TOLOWER_LOC(*y)
|
|
|
4258 && !(*x == '/' && *y == '\\')
|
|
|
4259 && !(*x == '\\' && *y == '/'))
|
|
|
4260 break;
|
|
|
4261 ++x;
|
|
|
4262 ++y;
|
|
|
4263 --len;
|
|
|
4264 }
|
|
|
4265 if (len == 0)
|
|
|
4266 return 0;
|
|
|
4267 return (*x - *y);
|
|
|
4268 }
|
|
|
4269 #endif
|
|
|
4270
|
|
|
4271 /*
|
|
|
4272 * Concatenate file names fname1 and fname2 into allocated memory.
|
|
|
4273 * Only add a '/' or '\\' when 'sep' is TRUE and it is neccesary.
|
|
|
4274 */
|
|
|
4275 char_u *
|
|
|
4276 concat_fnames(fname1, fname2, sep)
|
|
|
4277 char_u *fname1;
|
|
|
4278 char_u *fname2;
|
|
|
4279 int sep;
|
|
|
4280 {
|
|
|
4281 char_u *dest;
|
|
|
4282
|
|
|
4283 dest = alloc((unsigned)(STRLEN(fname1) + STRLEN(fname2) + 3));
|
|
|
4284 if (dest != NULL)
|
|
|
4285 {
|
|
|
4286 STRCPY(dest, fname1);
|
|
|
4287 if (sep)
|
|
|
4288 add_pathsep(dest);
|
|
|
4289 STRCAT(dest, fname2);
|
|
|
4290 }
|
|
|
4291 return dest;
|
|
|
4292 }
|
|
|
4293
|
|
|
4294 /*
|
|
|
4295 * Add a path separator to a file name, unless it already ends in a path
|
|
|
4296 * separator.
|
|
|
4297 */
|
|
|
4298 void
|
|
|
4299 add_pathsep(p)
|
|
|
4300 char_u *p;
|
|
|
4301 {
|
|
|
4302 if (*p != NUL && !vim_ispathsep(*(p + STRLEN(p) - 1)))
|
|
|
4303 STRCAT(p, PATHSEPSTR);
|
|
|
4304 }
|
|
|
4305
|
|
|
4306 /*
|
|
|
4307 * FullName_save - Make an allocated copy of a full file name.
|
|
|
4308 * Returns NULL when out of memory.
|
|
|
4309 */
|
|
|
4310 char_u *
|
|
|
4311 FullName_save(fname, force)
|
|
|
4312 char_u *fname;
|
|
|
4313 int force; /* force expansion, even when it already looks
|
|
|
4314 like a full path name */
|
|
|
4315 {
|
|
|
4316 char_u *buf;
|
|
|
4317 char_u *new_fname = NULL;
|
|
|
4318
|
|
|
4319 if (fname == NULL)
|
|
|
4320 return NULL;
|
|
|
4321
|
|
|
4322 buf = alloc((unsigned)MAXPATHL);
|
|
|
4323 if (buf != NULL)
|
|
|
4324 {
|
|
|
4325 if (vim_FullName(fname, buf, MAXPATHL, force) != FAIL)
|
|
|
4326 new_fname = vim_strsave(buf);
|
|
|
4327 else
|
|
|
4328 new_fname = vim_strsave(fname);
|
|
|
4329 vim_free(buf);
|
|
|
4330 }
|
|
|
4331 return new_fname;
|
|
|
4332 }
|
|
|
4333
|
|
|
4334 #if defined(FEAT_CINDENT) || defined(FEAT_SYN_HL)
|
|
|
4335
|
|
|
4336 static char_u *skip_string __ARGS((char_u *p));
|
|
|
4337
|
|
|
4338 /*
|
|
|
4339 * Find the start of a comment, not knowing if we are in a comment right now.
|
|
|
4340 * Search starts at w_cursor.lnum and goes backwards.
|
|
|
4341 */
|
|
|
4342 pos_T *
|
|
|
4343 find_start_comment(ind_maxcomment) /* XXX */
|
|
|
4344 int ind_maxcomment;
|
|
|
4345 {
|
|
|
4346 pos_T *pos;
|
|
|
4347 char_u *line;
|
|
|
4348 char_u *p;
|
|
|
4349
|
|
|
4350 if ((pos = findmatchlimit(NULL, '*', FM_BACKWARD, ind_maxcomment)) == NULL)
|
|
|
4351 return NULL;
|
|
|
4352
|
|
|
4353 /*
|
|
|
4354 * Check if the comment start we found is inside a string.
|
|
|
4355 */
|
|
|
4356 line = ml_get(pos->lnum);
|
|
|
4357 for (p = line; *p && (unsigned)(p - line) < pos->col; ++p)
|
|
|
4358 p = skip_string(p);
|
|
|
4359 if ((unsigned)(p - line) > pos->col)
|
|
|
4360 return NULL;
|
|
|
4361 return pos;
|
|
|
4362 }
|
|
|
4363
|
|
|
4364 /*
|
|
|
4365 * Skip to the end of a "string" and a 'c' character.
|
|
|
4366 * If there is no string or character, return argument unmodified.
|
|
|
4367 */
|
|
|
4368 static char_u *
|
|
|
4369 skip_string(p)
|
|
|
4370 char_u *p;
|
|
|
4371 {
|
|
|
4372 int i;
|
|
|
4373
|
|
|
4374 /*
|
|
|
4375 * We loop, because strings may be concatenated: "date""time".
|
|
|
4376 */
|
|
|
4377 for ( ; ; ++p)
|
|
|
4378 {
|
|
|
4379 if (p[0] == '\'') /* 'c' or '\n' or '\000' */
|
|
|
4380 {
|
|
|
4381 if (!p[1]) /* ' at end of line */
|
|
|
4382 break;
|
|
|
4383 i = 2;
|
|
|
4384 if (p[1] == '\\') /* '\n' or '\000' */
|
|
|
4385 {
|
|
|
4386 ++i;
|
|
|
4387 while (vim_isdigit(p[i - 1])) /* '\000' */
|
|
|
4388 ++i;
|
|
|
4389 }
|
|
|
4390 if (p[i] == '\'') /* check for trailing ' */
|
|
|
4391 {
|
|
|
4392 p += i;
|
|
|
4393 continue;
|
|
|
4394 }
|
|
|
4395 }
|
|
|
4396 else if (p[0] == '"') /* start of string */
|
|
|
4397 {
|
|
|
4398 for (++p; p[0]; ++p)
|
|
|
4399 {
|
|
|
4400 if (p[0] == '\\' && p[1] != NUL)
|
|
|
4401 ++p;
|
|
|
4402 else if (p[0] == '"') /* end of string */
|
|
|
4403 break;
|
|
|
4404 }
|
|
|
4405 if (p[0] == '"')
|
|
|
4406 continue;
|
|
|
4407 }
|
|
|
4408 break; /* no string found */
|
|
|
4409 }
|
|
|
4410 if (!*p)
|
|
|
4411 --p; /* backup from NUL */
|
|
|
4412 return p;
|
|
|
4413 }
|
|
|
4414 #endif /* FEAT_CINDENT || FEAT_SYN_HL */
|
|
|
4415
|
|
|
4416 #if defined(FEAT_CINDENT) || defined(PROTO)
|
|
|
4417
|
|
|
4418 /*
|
|
|
4419 * Do C or expression indenting on the current line.
|
|
|
4420 */
|
|
|
4421 void
|
|
|
4422 do_c_expr_indent()
|
|
|
4423 {
|
|
|
4424 # ifdef FEAT_EVAL
|
|
|
4425 if (*curbuf->b_p_inde != NUL)
|
|
|
4426 fixthisline(get_expr_indent);
|
|
|
4427 else
|
|
|
4428 # endif
|
|
|
4429 fixthisline(get_c_indent);
|
|
|
4430 }
|
|
|
4431
|
|
|
4432 /*
|
|
|
4433 * Functions for C-indenting.
|
|
|
4434 * Most of this originally comes from Eric Fischer.
|
|
|
4435 */
|
|
|
4436 /*
|
|
|
4437 * Below "XXX" means that this function may unlock the current line.
|
|
|
4438 */
|
|
|
4439
|
|
|
4440 static char_u *cin_skipcomment __ARGS((char_u *));
|
|
|
4441 static int cin_nocode __ARGS((char_u *));
|
|
|
4442 static pos_T *find_line_comment __ARGS((void));
|
|
|
4443 static int cin_islabel_skip __ARGS((char_u **));
|
|
|
4444 static int cin_isdefault __ARGS((char_u *));
|
|
|
4445 static char_u *after_label __ARGS((char_u *l));
|
|
|
4446 static int get_indent_nolabel __ARGS((linenr_T lnum));
|
|
|
4447 static int skip_label __ARGS((linenr_T, char_u **pp, int ind_maxcomment));
|
|
|
4448 static int cin_first_id_amount __ARGS((void));
|
|
|
4449 static int cin_get_equal_amount __ARGS((linenr_T lnum));
|
|
|
4450 static int cin_ispreproc __ARGS((char_u *));
|
|
|
4451 static int cin_ispreproc_cont __ARGS((char_u **pp, linenr_T *lnump));
|
|
|
4452 static int cin_iscomment __ARGS((char_u *));
|
|
|
4453 static int cin_islinecomment __ARGS((char_u *));
|
|
|
4454 static int cin_isterminated __ARGS((char_u *, int, int));
|
|
|
4455 static int cin_isinit __ARGS((void));
|
|
|
4456 static int cin_isfuncdecl __ARGS((char_u **, linenr_T));
|
|
|
4457 static int cin_isif __ARGS((char_u *));
|
|
|
4458 static int cin_iselse __ARGS((char_u *));
|
|
|
4459 static int cin_isdo __ARGS((char_u *));
|
|
|
4460 static int cin_iswhileofdo __ARGS((char_u *, linenr_T, int));
|
|
|
4461 static int cin_isbreak __ARGS((char_u *));
|
|
|
4462 static int cin_is_cpp_baseclass __ARGS((char_u *line, colnr_T *col));
|
|
|
4463 static int cin_ends_in __ARGS((char_u *, char_u *, char_u *));
|
|
|
4464 static int cin_skip2pos __ARGS((pos_T *trypos));
|
|
|
4465 static pos_T *find_start_brace __ARGS((int));
|
|
|
4466 static pos_T *find_match_paren __ARGS((int, int));
|
|
|
4467 static int corr_ind_maxparen __ARGS((int ind_maxparen, pos_T *startpos));
|
|
|
4468 static int find_last_paren __ARGS((char_u *l, int start, int end));
|
|
|
4469 static int find_match __ARGS((int lookfor, linenr_T ourscope, int ind_maxparen, int ind_maxcomment));
|
|
|
4470
|
|
|
4471 /*
|
|
|
4472 * Skip over white space and C comments within the line.
|
|
|
4473 */
|
|
|
4474 static char_u *
|
|
|
4475 cin_skipcomment(s)
|
|
|
4476 char_u *s;
|
|
|
4477 {
|
|
|
4478 while (*s)
|
|
|
4479 {
|
|
|
4480 s = skipwhite(s);
|
|
|
4481 if (*s != '/')
|
|
|
4482 break;
|
|
|
4483 ++s;
|
|
|
4484 if (*s == '/') /* slash-slash comment continues till eol */
|
|
|
4485 {
|
|
|
4486 s += STRLEN(s);
|
|
|
4487 break;
|
|
|
4488 }
|
|
|
4489 if (*s != '*')
|
|
|
4490 break;
|
|
|
4491 for (++s; *s; ++s) /* skip slash-star comment */
|
|
|
4492 if (s[0] == '*' && s[1] == '/')
|
|
|
4493 {
|
|
|
4494 s += 2;
|
|
|
4495 break;
|
|
|
4496 }
|
|
|
4497 }
|
|
|
4498 return s;
|
|
|
4499 }
|
|
|
4500
|
|
|
4501 /*
|
|
|
4502 * Return TRUE if there there is no code at *s. White space and comments are
|
|
|
4503 * not considered code.
|
|
|
4504 */
|
|
|
4505 static int
|
|
|
4506 cin_nocode(s)
|
|
|
4507 char_u *s;
|
|
|
4508 {
|
|
|
4509 return *cin_skipcomment(s) == NUL;
|
|
|
4510 }
|
|
|
4511
|
|
|
4512 /*
|
|
|
4513 * Check previous lines for a "//" line comment, skipping over blank lines.
|
|
|
4514 */
|
|
|
4515 static pos_T *
|
|
|
4516 find_line_comment() /* XXX */
|
|
|
4517 {
|
|
|
4518 static pos_T pos;
|
|
|
4519 char_u *line;
|
|
|
4520 char_u *p;
|
|
|
4521
|
|
|
4522 pos = curwin->w_cursor;
|
|
|
4523 while (--pos.lnum > 0)
|
|
|
4524 {
|
|
|
4525 line = ml_get(pos.lnum);
|
|
|
4526 p = skipwhite(line);
|
|
|
4527 if (cin_islinecomment(p))
|
|
|
4528 {
|
|
|
4529 pos.col = (int)(p - line);
|
|
|
4530 return &pos;
|
|
|
4531 }
|
|
|
4532 if (*p != NUL)
|
|
|
4533 break;
|
|
|
4534 }
|
|
|
4535 return NULL;
|
|
|
4536 }
|
|
|
4537
|
|
|
4538 /*
|
|
|
4539 * Check if string matches "label:"; move to character after ':' if true.
|
|
|
4540 */
|
|
|
4541 static int
|
|
|
4542 cin_islabel_skip(s)
|
|
|
4543 char_u **s;
|
|
|
4544 {
|
|
|
4545 if (!vim_isIDc(**s)) /* need at least one ID character */
|
|
|
4546 return FALSE;
|
|
|
4547
|
|
|
4548 while (vim_isIDc(**s))
|
|
|
4549 (*s)++;
|
|
|
4550
|
|
|
4551 *s = cin_skipcomment(*s);
|
|
|
4552
|
|
|
4553 /* "::" is not a label, it's C++ */
|
|
|
4554 return (**s == ':' && *++*s != ':');
|
|
|
4555 }
|
|
|
4556
|
|
|
4557 /*
|
|
|
4558 * Recognize a label: "label:".
|
|
|
4559 * Note: curwin->w_cursor must be where we are looking for the label.
|
|
|
4560 */
|
|
|
4561 int
|
|
|
4562 cin_islabel(ind_maxcomment) /* XXX */
|
|
|
4563 int ind_maxcomment;
|
|
|
4564 {
|
|
|
4565 char_u *s;
|
|
|
4566
|
|
|
4567 s = cin_skipcomment(ml_get_curline());
|
|
|
4568
|
|
|
4569 /*
|
|
|
4570 * Exclude "default" from labels, since it should be indented
|
|
|
4571 * like a switch label. Same for C++ scope declarations.
|
|
|
4572 */
|
|
|
4573 if (cin_isdefault(s))
|
|
|
4574 return FALSE;
|
|
|
4575 if (cin_isscopedecl(s))
|
|
|
4576 return FALSE;
|
|
|
4577
|
|
|
4578 if (cin_islabel_skip(&s))
|
|
|
4579 {
|
|
|
4580 /*
|
|
|
4581 * Only accept a label if the previous line is terminated or is a case
|
|
|
4582 * label.
|
|
|
4583 */
|
|
|
4584 pos_T cursor_save;
|
|
|
4585 pos_T *trypos;
|
|
|
4586 char_u *line;
|
|
|
4587
|
|
|
4588 cursor_save = curwin->w_cursor;
|
|
|
4589 while (curwin->w_cursor.lnum > 1)
|
|
|
4590 {
|
|
|
4591 --curwin->w_cursor.lnum;
|
|
|
4592
|
|
|
4593 /*
|
|
|
4594 * If we're in a comment now, skip to the start of the comment.
|
|
|
4595 */
|
|
|
4596 curwin->w_cursor.col = 0;
|
|
|
4597 if ((trypos = find_start_comment(ind_maxcomment)) != NULL) /* XXX */
|
|
|
4598 curwin->w_cursor = *trypos;
|
|
|
4599
|
|
|
4600 line = ml_get_curline();
|
|
|
4601 if (cin_ispreproc(line)) /* ignore #defines, #if, etc. */
|
|
|
4602 continue;
|
|
|
4603 if (*(line = cin_skipcomment(line)) == NUL)
|
|
|
4604 continue;
|
|
|
4605
|
|
|
4606 curwin->w_cursor = cursor_save;
|
|
|
4607 if (cin_isterminated(line, TRUE, FALSE)
|
|
|
4608 || cin_isscopedecl(line)
|
|
|
4609 || cin_iscase(line)
|
|
|
4610 || (cin_islabel_skip(&line) && cin_nocode(line)))
|
|
|
4611 return TRUE;
|
|
|
4612 return FALSE;
|
|
|
4613 }
|
|
|
4614 curwin->w_cursor = cursor_save;
|
|
|
4615 return TRUE; /* label at start of file??? */
|
|
|
4616 }
|
|
|
4617 return FALSE;
|
|
|
4618 }
|
|
|
4619
|
|
|
4620 /*
|
|
|
4621 * Recognize structure initialization and enumerations.
|
|
|
4622 * Q&D-Implementation:
|
|
|
4623 * check for "=" at end or "[typedef] enum" at beginning of line.
|
|
|
4624 */
|
|
|
4625 static int
|
|
|
4626 cin_isinit(void)
|
|
|
4627 {
|
|
|
4628 char_u *s;
|
|
|
4629
|
|
|
4630 s = cin_skipcomment(ml_get_curline());
|
|
|
4631
|
|
|
4632 if (STRNCMP(s, "typedef", 7) == 0 && !vim_isIDc(s[7]))
|
|
|
4633 s = cin_skipcomment(s + 7);
|
|
|
4634
|
|
|
4635 if (STRNCMP(s, "enum", 4) == 0 && !vim_isIDc(s[4]))
|
|
|
4636 return TRUE;
|
|
|
4637
|
|
|
4638 if (cin_ends_in(s, (char_u *)"=", (char_u *)"{"))
|
|
|
4639 return TRUE;
|
|
|
4640
|
|
|
4641 return FALSE;
|
|
|
4642 }
|
|
|
4643
|
|
|
4644 /*
|
|
|
4645 * Recognize a switch label: "case .*:" or "default:".
|
|
|
4646 */
|
|
|
4647 int
|
|
|
4648 cin_iscase(s)
|
|
|
4649 char_u *s;
|
|
|
4650 {
|
|
|
4651 s = cin_skipcomment(s);
|
|
|
4652 if (STRNCMP(s, "case", 4) == 0 && !vim_isIDc(s[4]))
|
|
|
4653 {
|
|
|
4654 for (s += 4; *s; ++s)
|
|
|
4655 {
|
|
|
4656 s = cin_skipcomment(s);
|
|
|
4657 if (*s == ':')
|
|
|
4658 {
|
|
|
4659 if (s[1] == ':') /* skip over "::" for C++ */
|
|
|
4660 ++s;
|
|
|
4661 else
|
|
|
4662 return TRUE;
|
|
|
4663 }
|
|
|
4664 if (*s == '\'' && s[1] && s[2] == '\'')
|
|
|
4665 s += 2; /* skip over '.' */
|
|
|
4666 else if (*s == '/' && (s[1] == '*' || s[1] == '/'))
|
|
|
4667 return FALSE; /* stop at comment */
|
|
|
4668 else if (*s == '"')
|
|
|
4669 return FALSE; /* stop at string */
|
|
|
4670 }
|
|
|
4671 return FALSE;
|
|
|
4672 }
|
|
|
4673
|
|
|
4674 if (cin_isdefault(s))
|
|
|
4675 return TRUE;
|
|
|
4676 return FALSE;
|
|
|
4677 }
|
|
|
4678
|
|
|
4679 /*
|
|
|
4680 * Recognize a "default" switch label.
|
|
|
4681 */
|
|
|
4682 static int
|
|
|
4683 cin_isdefault(s)
|
|
|
4684 char_u *s;
|
|
|
4685 {
|
|
|
4686 return (STRNCMP(s, "default", 7) == 0
|
|
|
4687 && *(s = cin_skipcomment(s + 7)) == ':'
|
|
|
4688 && s[1] != ':');
|
|
|
4689 }
|
|
|
4690
|
|
|
4691 /*
|
|
|
4692 * Recognize a "public/private/proctected" scope declaration label.
|
|
|
4693 */
|
|
|
4694 int
|
|
|
4695 cin_isscopedecl(s)
|
|
|
4696 char_u *s;
|
|
|
4697 {
|
|
|
4698 int i;
|
|
|
4699
|
|
|
4700 s = cin_skipcomment(s);
|
|
|
4701 if (STRNCMP(s, "public", 6) == 0)
|
|
|
4702 i = 6;
|
|
|
4703 else if (STRNCMP(s, "protected", 9) == 0)
|
|
|
4704 i = 9;
|
|
|
4705 else if (STRNCMP(s, "private", 7) == 0)
|
|
|
4706 i = 7;
|
|
|
4707 else
|
|
|
4708 return FALSE;
|
|
|
4709 return (*(s = cin_skipcomment(s + i)) == ':' && s[1] != ':');
|
|
|
4710 }
|
|
|
4711
|
|
|
4712 /*
|
|
|
4713 * Return a pointer to the first non-empty non-comment character after a ':'.
|
|
|
4714 * Return NULL if not found.
|
|
|
4715 * case 234: a = b;
|
|
|
4716 * ^
|
|
|
4717 */
|
|
|
4718 static char_u *
|
|
|
4719 after_label(l)
|
|
|
4720 char_u *l;
|
|
|
4721 {
|
|
|
4722 for ( ; *l; ++l)
|
|
|
4723 {
|
|
|
4724 if (*l == ':')
|
|
|
4725 {
|
|
|
4726 if (l[1] == ':') /* skip over "::" for C++ */
|
|
|
4727 ++l;
|
|
|
4728 else if (!cin_iscase(l + 1))
|
|
|
4729 break;
|
|
|
4730 }
|
|
|
4731 else if (*l == '\'' && l[1] && l[2] == '\'')
|
|
|
4732 l += 2; /* skip over 'x' */
|
|
|
4733 }
|
|
|
4734 if (*l == NUL)
|
|
|
4735 return NULL;
|
|
|
4736 l = cin_skipcomment(l + 1);
|
|
|
4737 if (*l == NUL)
|
|
|
4738 return NULL;
|
|
|
4739 return l;
|
|
|
4740 }
|
|
|
4741
|
|
|
4742 /*
|
|
|
4743 * Get indent of line "lnum", skipping a label.
|
|
|
4744 * Return 0 if there is nothing after the label.
|
|
|
4745 */
|
|
|
4746 static int
|
|
|
4747 get_indent_nolabel(lnum) /* XXX */
|
|
|
4748 linenr_T lnum;
|
|
|
4749 {
|
|
|
4750 char_u *l;
|
|
|
4751 pos_T fp;
|
|
|
4752 colnr_T col;
|
|
|
4753 char_u *p;
|
|
|
4754
|
|
|
4755 l = ml_get(lnum);
|
|
|
4756 p = after_label(l);
|
|
|
4757 if (p == NULL)
|
|
|
4758 return 0;
|
|
|
4759
|
|
|
4760 fp.col = (colnr_T)(p - l);
|
|
|
4761 fp.lnum = lnum;
|
|
|
4762 getvcol(curwin, &fp, &col, NULL, NULL);
|
|
|
4763 return (int)col;
|
|
|
4764 }
|
|
|
4765
|
|
|
4766 /*
|
|
|
4767 * Find indent for line "lnum", ignoring any case or jump label.
|
|
|
4768 * Also return a pointer to the text (after the label).
|
|
|
4769 * label: if (asdf && asdfasdf)
|
|
|
4770 * ^
|
|
|
4771 */
|
|
|
4772 static int
|
|
|
4773 skip_label(lnum, pp, ind_maxcomment)
|
|
|
4774 linenr_T lnum;
|
|
|
4775 char_u **pp;
|
|
|
4776 int ind_maxcomment;
|
|
|
4777 {
|
|
|
4778 char_u *l;
|
|
|
4779 int amount;
|
|
|
4780 pos_T cursor_save;
|
|
|
4781
|
|
|
4782 cursor_save = curwin->w_cursor;
|
|
|
4783 curwin->w_cursor.lnum = lnum;
|
|
|
4784 l = ml_get_curline();
|
|
|
4785 /* XXX */
|
|
|
4786 if (cin_iscase(l) || cin_isscopedecl(l) || cin_islabel(ind_maxcomment))
|
|
|
4787 {
|
|
|
4788 amount = get_indent_nolabel(lnum);
|
|
|
4789 l = after_label(ml_get_curline());
|
|
|
4790 if (l == NULL) /* just in case */
|
|
|
4791 l = ml_get_curline();
|
|
|
4792 }
|
|
|
4793 else
|
|
|
4794 {
|
|
|
4795 amount = get_indent();
|
|
|
4796 l = ml_get_curline();
|
|
|
4797 }
|
|
|
4798 *pp = l;
|
|
|
4799
|
|
|
4800 curwin->w_cursor = cursor_save;
|
|
|
4801 return amount;
|
|
|
4802 }
|
|
|
4803
|
|
|
4804 /*
|
|
|
4805 * Return the indent of the first variable name after a type in a declaration.
|
|
|
4806 * int a, indent of "a"
|
|
|
4807 * static struct foo b, indent of "b"
|
|
|
4808 * enum bla c, indent of "c"
|
|
|
4809 * Returns zero when it doesn't look like a declaration.
|
|
|
4810 */
|
|
|
4811 static int
|
|
|
4812 cin_first_id_amount()
|
|
|
4813 {
|
|
|
4814 char_u *line, *p, *s;
|
|
|
4815 int len;
|
|
|
4816 pos_T fp;
|
|
|
4817 colnr_T col;
|
|
|
4818
|
|
|
4819 line = ml_get_curline();
|
|
|
4820 p = skipwhite(line);
|
|
|
4821 len = skiptowhite(p) - p;
|
|
|
4822 if (len == 6 && STRNCMP(p, "static", 6) == 0)
|
|
|
4823 {
|
|
|
4824 p = skipwhite(p + 6);
|
|
|
4825 len = skiptowhite(p) - p;
|
|
|
4826 }
|
|
|
4827 if (len == 6 && STRNCMP(p, "struct", 6) == 0)
|
|
|
4828 p = skipwhite(p + 6);
|
|
|
4829 else if (len == 4 && STRNCMP(p, "enum", 4) == 0)
|
|
|
4830 p = skipwhite(p + 4);
|
|
|
4831 else if ((len == 8 && STRNCMP(p, "unsigned", 8) == 0)
|
|
|
4832 || (len == 6 && STRNCMP(p, "signed", 6) == 0))
|
|
|
4833 {
|
|
|
4834 s = skipwhite(p + len);
|
|
|
4835 if ((STRNCMP(s, "int", 3) == 0 && vim_iswhite(s[3]))
|
|
|
4836 || (STRNCMP(s, "long", 4) == 0 && vim_iswhite(s[4]))
|
|
|
4837 || (STRNCMP(s, "short", 5) == 0 && vim_iswhite(s[5]))
|
|
|
4838 || (STRNCMP(s, "char", 4) == 0 && vim_iswhite(s[4])))
|
|
|
4839 p = s;
|
|
|
4840 }
|
|
|
4841 for (len = 0; vim_isIDc(p[len]); ++len)
|
|
|
4842 ;
|
|
|
4843 if (len == 0 || !vim_iswhite(p[len]) || cin_nocode(p))
|
|
|
4844 return 0;
|
|
|
4845
|
|
|
4846 p = skipwhite(p + len);
|
|
|
4847 fp.lnum = curwin->w_cursor.lnum;
|
|
|
4848 fp.col = (colnr_T)(p - line);
|
|
|
4849 getvcol(curwin, &fp, &col, NULL, NULL);
|
|
|
4850 return (int)col;
|
|
|
4851 }
|
|
|
4852
|
|
|
4853 /*
|
|
|
4854 * Return the indent of the first non-blank after an equal sign.
|
|
|
4855 * char *foo = "here";
|
|
|
4856 * Return zero if no (useful) equal sign found.
|
|
|
4857 * Return -1 if the line above "lnum" ends in a backslash.
|
|
|
4858 * foo = "asdf\
|
|
|
4859 * asdf\
|
|
|
4860 * here";
|
|
|
4861 */
|
|
|
4862 static int
|
|
|
4863 cin_get_equal_amount(lnum)
|
|
|
4864 linenr_T lnum;
|
|
|
4865 {
|
|
|
4866 char_u *line;
|
|
|
4867 char_u *s;
|
|
|
4868 colnr_T col;
|
|
|
4869 pos_T fp;
|
|
|
4870
|
|
|
4871 if (lnum > 1)
|
|
|
4872 {
|
|
|
4873 line = ml_get(lnum - 1);
|
|
|
4874 if (*line != NUL && line[STRLEN(line) - 1] == '\\')
|
|
|
4875 return -1;
|
|
|
4876 }
|
|
|
4877
|
|
|
4878 line = s = ml_get(lnum);
|
|
|
4879 while (*s != NUL && vim_strchr((char_u *)"=;{}\"'", *s) == NULL)
|
|
|
4880 {
|
|
|
4881 if (cin_iscomment(s)) /* ignore comments */
|
|
|
4882 s = cin_skipcomment(s);
|
|
|
4883 else
|
|
|
4884 ++s;
|
|
|
4885 }
|
|
|
4886 if (*s != '=')
|
|
|
4887 return 0;
|
|
|
4888
|
|
|
4889 s = skipwhite(s + 1);
|
|
|
4890 if (cin_nocode(s))
|
|
|
4891 return 0;
|
|
|
4892
|
|
|
4893 if (*s == '"') /* nice alignment for continued strings */
|
|
|
4894 ++s;
|
|
|
4895
|
|
|
4896 fp.lnum = lnum;
|
|
|
4897 fp.col = (colnr_T)(s - line);
|
|
|
4898 getvcol(curwin, &fp, &col, NULL, NULL);
|
|
|
4899 return (int)col;
|
|
|
4900 }
|
|
|
4901
|
|
|
4902 /*
|
|
|
4903 * Recognize a preprocessor statement: Any line that starts with '#'.
|
|
|
4904 */
|
|
|
4905 static int
|
|
|
4906 cin_ispreproc(s)
|
|
|
4907 char_u *s;
|
|
|
4908 {
|
|
|
4909 s = skipwhite(s);
|
|
|
4910 if (*s == '#')
|
|
|
4911 return TRUE;
|
|
|
4912 return FALSE;
|
|
|
4913 }
|
|
|
4914
|
|
|
4915 /*
|
|
|
4916 * Return TRUE if line "*pp" at "*lnump" is a preprocessor statement or a
|
|
|
4917 * continuation line of a preprocessor statement. Decrease "*lnump" to the
|
|
|
4918 * start and return the line in "*pp".
|
|
|
4919 */
|
|
|
4920 static int
|
|
|
4921 cin_ispreproc_cont(pp, lnump)
|
|
|
4922 char_u **pp;
|
|
|
4923 linenr_T *lnump;
|
|
|
4924 {
|
|
|
4925 char_u *line = *pp;
|
|
|
4926 linenr_T lnum = *lnump;
|
|
|
4927 int retval = FALSE;
|
|
|
4928
|
|
|
4929 while (1)
|
|
|
4930 {
|
|
|
4931 if (cin_ispreproc(line))
|
|
|
4932 {
|
|
|
4933 retval = TRUE;
|
|
|
4934 *lnump = lnum;
|
|
|
4935 break;
|
|
|
4936 }
|
|
|
4937 if (lnum == 1)
|
|
|
4938 break;
|
|
|
4939 line = ml_get(--lnum);
|
|
|
4940 if (*line == NUL || line[STRLEN(line) - 1] != '\\')
|
|
|
4941 break;
|
|
|
4942 }
|
|
|
4943
|
|
|
4944 if (lnum != *lnump)
|
|
|
4945 *pp = ml_get(*lnump);
|
|
|
4946 return retval;
|
|
|
4947 }
|
|
|
4948
|
|
|
4949 /*
|
|
|
4950 * Recognize the start of a C or C++ comment.
|
|
|
4951 */
|
|
|
4952 static int
|
|
|
4953 cin_iscomment(p)
|
|
|
4954 char_u *p;
|
|
|
4955 {
|
|
|
4956 return (p[0] == '/' && (p[1] == '*' || p[1] == '/'));
|
|
|
4957 }
|
|
|
4958
|
|
|
4959 /*
|
|
|
4960 * Recognize the start of a "//" comment.
|
|
|
4961 */
|
|
|
4962 static int
|
|
|
4963 cin_islinecomment(p)
|
|
|
4964 char_u *p;
|
|
|
4965 {
|
|
|
4966 return (p[0] == '/' && p[1] == '/');
|
|
|
4967 }
|
|
|
4968
|
|
|
4969 /*
|
|
|
4970 * Recognize a line that starts with '{' or '}', or ends with ';', '{' or '}'.
|
|
|
4971 * Don't consider "} else" a terminated line.
|
|
|
4972 * Return the character terminating the line (ending char's have precedence if
|
|
|
4973 * both apply in order to determine initializations).
|
|
|
4974 */
|
|
|
4975 static int
|
|
|
4976 cin_isterminated(s, incl_open, incl_comma)
|
|
|
4977 char_u *s;
|
|
|
4978 int incl_open; /* include '{' at the end as terminator */
|
|
|
4979 int incl_comma; /* recognize a trailing comma */
|
|
|
4980 {
|
|
|
4981 char_u found_start = 0;
|
|
|
4982
|
|
|
4983 s = cin_skipcomment(s);
|
|
|
4984
|
|
|
4985 if (*s == '{' || (*s == '}' && !cin_iselse(s)))
|
|
|
4986 found_start = *s;
|
|
|
4987
|
|
|
4988 while (*s)
|
|
|
4989 {
|
|
|
4990 /* skip over comments, "" strings and 'c'haracters */
|
|
|
4991 s = skip_string(cin_skipcomment(s));
|
|
|
4992 if ((*s == ';' || (incl_open && *s == '{') || *s == '}'
|
|
|
4993 || (incl_comma && *s == ','))
|
|
|
4994 && cin_nocode(s + 1))
|
|
|
4995 return *s;
|
|
|
4996
|
|
|
4997 if (*s)
|
|
|
4998 s++;
|
|
|
4999 }
|
|
|
5000 return found_start;
|
|
|
5001 }
|
|
|
5002
|
|
|
5003 /*
|
|
|
5004 * Recognize the basic picture of a function declaration -- it needs to
|
|
|
5005 * have an open paren somewhere and a close paren at the end of the line and
|
|
|
5006 * no semicolons anywhere.
|
|
|
5007 * When a line ends in a comma we continue looking in the next line.
|
|
|
5008 * "sp" points to a string with the line. When looking at other lines it must
|
|
|
5009 * be restored to the line. When it's NULL fetch lines here.
|
|
|
5010 * "lnum" is where we start looking.
|
|
|
5011 */
|
|
|
5012 static int
|
|
|
5013 cin_isfuncdecl(sp, first_lnum)
|
|
|
5014 char_u **sp;
|
|
|
5015 linenr_T first_lnum;
|
|
|
5016 {
|
|
|
5017 char_u *s;
|
|
|
5018 linenr_T lnum = first_lnum;
|
|
|
5019 int retval = FALSE;
|
|
|
5020
|
|
|
5021 if (sp == NULL)
|
|
|
5022 s = ml_get(lnum);
|
|
|
5023 else
|
|
|
5024 s = *sp;
|
|
|
5025
|
|
|
5026 while (*s && *s != '(' && *s != ';' && *s != '\'' && *s != '"')
|
|
|
5027 {
|
|
|
5028 if (cin_iscomment(s)) /* ignore comments */
|
|
|
5029 s = cin_skipcomment(s);
|
|
|
5030 else
|
|
|
5031 ++s;
|
|
|
5032 }
|
|
|
5033 if (*s != '(')
|
|
|
5034 return FALSE; /* ';', ' or " before any () or no '(' */
|
|
|
5035
|
|
|
5036 while (*s && *s != ';' && *s != '\'' && *s != '"')
|
|
|
5037 {
|
|
|
5038 if (*s == ')' && cin_nocode(s + 1))
|
|
|
5039 {
|
|
|
5040 /* ')' at the end: may have found a match
|
|
|
5041 * Check for he previous line not to end in a backslash:
|
|
|
5042 * #if defined(x) && \
|
|
|
5043 * defined(y)
|
|
|
5044 */
|
|
|
5045 lnum = first_lnum - 1;
|
|
|
5046 s = ml_get(lnum);
|
|
|
5047 if (*s == NUL || s[STRLEN(s) - 1] != '\\')
|
|
|
5048 retval = TRUE;
|
|
|
5049 goto done;
|
|
|
5050 }
|
|
|
5051 if (*s == ',' && cin_nocode(s + 1))
|
|
|
5052 {
|
|
|
5053 /* ',' at the end: continue looking in the next line */
|
|
|
5054 if (lnum >= curbuf->b_ml.ml_line_count)
|
|
|
5055 break;
|
|
|
5056
|
|
|
5057 s = ml_get(++lnum);
|
|
|
5058 }
|
|
|
5059 else if (cin_iscomment(s)) /* ignore comments */
|
|
|
5060 s = cin_skipcomment(s);
|
|
|
5061 else
|
|
|
5062 ++s;
|
|
|
5063 }
|
|
|
5064
|
|
|
5065 done:
|
|
|
5066 if (lnum != first_lnum && sp != NULL)
|
|
|
5067 *sp = ml_get(first_lnum);
|
|
|
5068
|
|
|
5069 return retval;
|
|
|
5070 }
|
|
|
5071
|
|
|
5072 static int
|
|
|
5073 cin_isif(p)
|
|
|
5074 char_u *p;
|
|
|
5075 {
|
|
|
5076 return (STRNCMP(p, "if", 2) == 0 && !vim_isIDc(p[2]));
|
|
|
5077 }
|
|
|
5078
|
|
|
5079 static int
|
|
|
5080 cin_iselse(p)
|
|
|
5081 char_u *p;
|
|
|
5082 {
|
|
|
5083 if (*p == '}') /* accept "} else" */
|
|
|
5084 p = cin_skipcomment(p + 1);
|
|
|
5085 return (STRNCMP(p, "else", 4) == 0 && !vim_isIDc(p[4]));
|
|
|
5086 }
|
|
|
5087
|
|
|
5088 static int
|
|
|
5089 cin_isdo(p)
|
|
|
5090 char_u *p;
|
|
|
5091 {
|
|
|
5092 return (STRNCMP(p, "do", 2) == 0 && !vim_isIDc(p[2]));
|
|
|
5093 }
|
|
|
5094
|
|
|
5095 /*
|
|
|
5096 * Check if this is a "while" that should have a matching "do".
|
|
|
5097 * We only accept a "while (condition) ;", with only white space between the
|
|
|
5098 * ')' and ';'. The condition may be spread over several lines.
|
|
|
5099 */
|
|
|
5100 static int
|
|
|
5101 cin_iswhileofdo(p, lnum, ind_maxparen) /* XXX */
|
|
|
5102 char_u *p;
|
|
|
5103 linenr_T lnum;
|
|
|
5104 int ind_maxparen;
|
|
|
5105 {
|
|
|
5106 pos_T cursor_save;
|
|
|
5107 pos_T *trypos;
|
|
|
5108 int retval = FALSE;
|
|
|
5109
|
|
|
5110 p = cin_skipcomment(p);
|
|
|
5111 if (*p == '}') /* accept "} while (cond);" */
|
|
|
5112 p = cin_skipcomment(p + 1);
|
|
|
5113 if (STRNCMP(p, "while", 5) == 0 && !vim_isIDc(p[5]))
|
|
|
5114 {
|
|
|
5115 cursor_save = curwin->w_cursor;
|
|
|
5116 curwin->w_cursor.lnum = lnum;
|
|
|
5117 curwin->w_cursor.col = 0;
|
|
|
5118 p = ml_get_curline();
|
|
|
5119 while (*p && *p != 'w') /* skip any '}', until the 'w' of the "while" */
|
|
|
5120 {
|
|
|
5121 ++p;
|
|
|
5122 ++curwin->w_cursor.col;
|
|
|
5123 }
|
|
|
5124 if ((trypos = findmatchlimit(NULL, 0, 0, ind_maxparen)) != NULL
|
|
|
5125 && *cin_skipcomment(ml_get_pos(trypos) + 1) == ';')
|
|
|
5126 retval = TRUE;
|
|
|
5127 curwin->w_cursor = cursor_save;
|
|
|
5128 }
|
|
|
5129 return retval;
|
|
|
5130 }
|
|
|
5131
|
|
|
5132 static int
|
|
|
5133 cin_isbreak(p)
|
|
|
5134 char_u *p;
|
|
|
5135 {
|
|
|
5136 return (STRNCMP(p, "break", 5) == 0 && !vim_isIDc(p[5]));
|
|
|
5137 }
|
|
|
5138
|
|
|
5139 /* Find the position of a C++ base-class declaration or
|
|
|
5140 * constructor-initialization. eg:
|
|
|
5141 *
|
|
|
5142 * class MyClass :
|
|
|
5143 * baseClass <-- here
|
|
|
5144 * class MyClass : public baseClass,
|
|
|
5145 * anotherBaseClass <-- here (should probably lineup ??)
|
|
|
5146 * MyClass::MyClass(...) :
|
|
|
5147 * baseClass(...) <-- here (constructor-initialization)
|
|
|
5148 */
|
|
|
5149 static int
|
|
|
5150 cin_is_cpp_baseclass(line, col)
|
|
|
5151 char_u *line;
|
|
|
5152 colnr_T *col;
|
|
|
5153 {
|
|
|
5154 char_u *s;
|
|
|
5155 int class_or_struct, lookfor_ctor_init, cpp_base_class;
|
|
|
5156
|
|
|
5157 *col = 0;
|
|
|
5158
|
|
17
|
5159 s = skipwhite(line);
|
|
|
5160 if (*s == '#') /* skip #define FOO x ? (x) : x */
|
|
|
5161 return FALSE;
|
|
|
5162 s = cin_skipcomment(s);
|
|
7
|
5163 if (*s == NUL)
|
|
|
5164 return FALSE;
|
|
|
5165
|
|
|
5166 cpp_base_class = lookfor_ctor_init = class_or_struct = FALSE;
|
|
|
5167
|
|
|
5168 while(*s != NUL)
|
|
|
5169 {
|
|
|
5170 if (s[0] == ':')
|
|
|
5171 {
|
|
|
5172 if (s[1] == ':')
|
|
|
5173 {
|
|
|
5174 /* skip double colon. It can't be a constructor
|
|
|
5175 * initialization any more */
|
|
|
5176 lookfor_ctor_init = FALSE;
|
|
|
5177 s = cin_skipcomment(s + 2);
|
|
|
5178 }
|
|
|
5179 else if (lookfor_ctor_init || class_or_struct)
|
|
|
5180 {
|
|
|
5181 /* we have something found, that looks like the start of
|
|
|
5182 * cpp-base-class-declaration or contructor-initialization */
|
|
|
5183 cpp_base_class = TRUE;
|
|
|
5184 lookfor_ctor_init = class_or_struct = FALSE;
|
|
|
5185 *col = 0;
|
|
|
5186 s = cin_skipcomment(s + 1);
|
|
|
5187 }
|
|
|
5188 else
|
|
|
5189 s = cin_skipcomment(s + 1);
|
|
|
5190 }
|
|
|
5191 else if ((STRNCMP(s, "class", 5) == 0 && !vim_isIDc(s[5]))
|
|
|
5192 || (STRNCMP(s, "struct", 6) == 0 && !vim_isIDc(s[6])))
|
|
|
5193 {
|
|
|
5194 class_or_struct = TRUE;
|
|
|
5195 lookfor_ctor_init = FALSE;
|
|
|
5196
|
|
|
5197 if (*s == 'c')
|
|
|
5198 s = cin_skipcomment(s + 5);
|
|
|
5199 else
|
|
|
5200 s = cin_skipcomment(s + 6);
|
|
|
5201 }
|
|
|
5202 else
|
|
|
5203 {
|
|
|
5204 if (s[0] == '{' || s[0] == '}' || s[0] == ';')
|
|
|
5205 {
|
|
|
5206 cpp_base_class = lookfor_ctor_init = class_or_struct = FALSE;
|
|
|
5207 }
|
|
|
5208 else if (s[0] == ')')
|
|
|
5209 {
|
|
|
5210 /* Constructor-initialization is assumed if we come across
|
|
|
5211 * something like "):" */
|
|
|
5212 class_or_struct = FALSE;
|
|
|
5213 lookfor_ctor_init = TRUE;
|
|
|
5214 }
|
|
|
5215 else if (!vim_isIDc(s[0]))
|
|
|
5216 {
|
|
|
5217 /* if it is not an identifier, we are wrong */
|
|
|
5218 class_or_struct = FALSE;
|
|
|
5219 lookfor_ctor_init = FALSE;
|
|
|
5220 }
|
|
|
5221 else if (*col == 0)
|
|
|
5222 {
|
|
|
5223 /* it can't be a constructor-initialization any more */
|
|
|
5224 lookfor_ctor_init = FALSE;
|
|
|
5225
|
|
|
5226 /* the first statement starts here: lineup with this one... */
|
|
|
5227 if (cpp_base_class && *col == 0)
|
|
|
5228 *col = (colnr_T)(s - line);
|
|
|
5229 }
|
|
|
5230
|
|
|
5231 s = cin_skipcomment(s + 1);
|
|
|
5232 }
|
|
|
5233 }
|
|
|
5234
|
|
|
5235 return cpp_base_class;
|
|
|
5236 }
|
|
|
5237
|
|
|
5238 /*
|
|
|
5239 * Return TRUE if string "s" ends with the string "find", possibly followed by
|
|
|
5240 * white space and comments. Skip strings and comments.
|
|
|
5241 * Ignore "ignore" after "find" if it's not NULL.
|
|
|
5242 */
|
|
|
5243 static int
|
|
|
5244 cin_ends_in(s, find, ignore)
|
|
|
5245 char_u *s;
|
|
|
5246 char_u *find;
|
|
|
5247 char_u *ignore;
|
|
|
5248 {
|
|
|
5249 char_u *p = s;
|
|
|
5250 char_u *r;
|
|
|
5251 int len = (int)STRLEN(find);
|
|
|
5252
|
|
|
5253 while (*p != NUL)
|
|
|
5254 {
|
|
|
5255 p = cin_skipcomment(p);
|
|
|
5256 if (STRNCMP(p, find, len) == 0)
|
|
|
5257 {
|
|
|
5258 r = skipwhite(p + len);
|
|
|
5259 if (ignore != NULL && STRNCMP(r, ignore, STRLEN(ignore)) == 0)
|
|
|
5260 r = skipwhite(r + STRLEN(ignore));
|
|
|
5261 if (cin_nocode(r))
|
|
|
5262 return TRUE;
|
|
|
5263 }
|
|
|
5264 if (*p != NUL)
|
|
|
5265 ++p;
|
|
|
5266 }
|
|
|
5267 return FALSE;
|
|
|
5268 }
|
|
|
5269
|
|
|
5270 /*
|
|
|
5271 * Skip strings, chars and comments until at or past "trypos".
|
|
|
5272 * Return the column found.
|
|
|
5273 */
|
|
|
5274 static int
|
|
|
5275 cin_skip2pos(trypos)
|
|
|
5276 pos_T *trypos;
|
|
|
5277 {
|
|
|
5278 char_u *line;
|
|
|
5279 char_u *p;
|
|
|
5280
|
|
|
5281 p = line = ml_get(trypos->lnum);
|
|
|
5282 while (*p && (colnr_T)(p - line) < trypos->col)
|
|
|
5283 {
|
|
|
5284 if (cin_iscomment(p))
|
|
|
5285 p = cin_skipcomment(p);
|
|
|
5286 else
|
|
|
5287 {
|
|
|
5288 p = skip_string(p);
|
|
|
5289 ++p;
|
|
|
5290 }
|
|
|
5291 }
|
|
|
5292 return (int)(p - line);
|
|
|
5293 }
|
|
|
5294
|
|
|
5295 /*
|
|
|
5296 * Find the '{' at the start of the block we are in.
|
|
|
5297 * Return NULL if no match found.
|
|
|
5298 * Ignore a '{' that is in a comment, makes indenting the next three lines
|
|
|
5299 * work. */
|
|
|
5300 /* foo() */
|
|
|
5301 /* { */
|
|
|
5302 /* } */
|
|
|
5303
|
|
|
5304 static pos_T *
|
|
|
5305 find_start_brace(ind_maxcomment) /* XXX */
|
|
|
5306 int ind_maxcomment;
|
|
|
5307 {
|
|
|
5308 pos_T cursor_save;
|
|
|
5309 pos_T *trypos;
|
|
|
5310 pos_T *pos;
|
|
|
5311 static pos_T pos_copy;
|
|
|
5312
|
|
|
5313 cursor_save = curwin->w_cursor;
|
|
|
5314 while ((trypos = findmatchlimit(NULL, '{', FM_BLOCKSTOP, 0)) != NULL)
|
|
|
5315 {
|
|
|
5316 pos_copy = *trypos; /* copy pos_T, next findmatch will change it */
|
|
|
5317 trypos = &pos_copy;
|
|
|
5318 curwin->w_cursor = *trypos;
|
|
|
5319 pos = NULL;
|
|
|
5320 /* ignore the { if it's in a // comment */
|
|
|
5321 if ((colnr_T)cin_skip2pos(trypos) == trypos->col
|
|
|
5322 && (pos = find_start_comment(ind_maxcomment)) == NULL) /* XXX */
|
|
|
5323 break;
|
|
|
5324 if (pos != NULL)
|
|
|
5325 curwin->w_cursor.lnum = pos->lnum;
|
|
|
5326 }
|
|
|
5327 curwin->w_cursor = cursor_save;
|
|
|
5328 return trypos;
|
|
|
5329 }
|
|
|
5330
|
|
|
5331 /*
|
|
|
5332 * Find the matching '(', failing if it is in a comment.
|
|
|
5333 * Return NULL of no match found.
|
|
|
5334 */
|
|
|
5335 static pos_T *
|
|
|
5336 find_match_paren(ind_maxparen, ind_maxcomment) /* XXX */
|
|
|
5337 int ind_maxparen;
|
|
|
5338 int ind_maxcomment;
|
|
|
5339 {
|
|
|
5340 pos_T cursor_save;
|
|
|
5341 pos_T *trypos;
|
|
|
5342 static pos_T pos_copy;
|
|
|
5343
|
|
|
5344 cursor_save = curwin->w_cursor;
|
|
|
5345 if ((trypos = findmatchlimit(NULL, '(', 0, ind_maxparen)) != NULL)
|
|
|
5346 {
|
|
|
5347 /* check if the ( is in a // comment */
|
|
|
5348 if ((colnr_T)cin_skip2pos(trypos) > trypos->col)
|
|
|
5349 trypos = NULL;
|
|
|
5350 else
|
|
|
5351 {
|
|
|
5352 pos_copy = *trypos; /* copy trypos, findmatch will change it */
|
|
|
5353 trypos = &pos_copy;
|
|
|
5354 curwin->w_cursor = *trypos;
|
|
|
5355 if (find_start_comment(ind_maxcomment) != NULL) /* XXX */
|
|
|
5356 trypos = NULL;
|
|
|
5357 }
|
|
|
5358 }
|
|
|
5359 curwin->w_cursor = cursor_save;
|
|
|
5360 return trypos;
|
|
|
5361 }
|
|
|
5362
|
|
|
5363 /*
|
|
|
5364 * Return ind_maxparen corrected for the difference in line number between the
|
|
|
5365 * cursor position and "startpos". This makes sure that searching for a
|
|
|
5366 * matching paren above the cursor line doesn't find a match because of
|
|
|
5367 * looking a few lines further.
|
|
|
5368 */
|
|
|
5369 static int
|
|
|
5370 corr_ind_maxparen(ind_maxparen, startpos)
|
|
|
5371 int ind_maxparen;
|
|
|
5372 pos_T *startpos;
|
|
|
5373 {
|
|
|
5374 long n = (long)startpos->lnum - (long)curwin->w_cursor.lnum;
|
|
|
5375
|
|
|
5376 if (n > 0 && n < ind_maxparen / 2)
|
|
|
5377 return ind_maxparen - (int)n;
|
|
|
5378 return ind_maxparen;
|
|
|
5379 }
|
|
|
5380
|
|
|
5381 /*
|
|
|
5382 * Set w_cursor.col to the column number of the last unmatched ')' or '{' in
|
|
|
5383 * line "l".
|
|
|
5384 */
|
|
|
5385 static int
|
|
|
5386 find_last_paren(l, start, end)
|
|
|
5387 char_u *l;
|
|
|
5388 int start, end;
|
|
|
5389 {
|
|
|
5390 int i;
|
|
|
5391 int retval = FALSE;
|
|
|
5392 int open_count = 0;
|
|
|
5393
|
|
|
5394 curwin->w_cursor.col = 0; /* default is start of line */
|
|
|
5395
|
|
|
5396 for (i = 0; l[i]; i++)
|
|
|
5397 {
|
|
|
5398 i = (int)(cin_skipcomment(l + i) - l); /* ignore parens in comments */
|
|
|
5399 i = (int)(skip_string(l + i) - l); /* ignore parens in quotes */
|
|
|
5400 if (l[i] == start)
|
|
|
5401 ++open_count;
|
|
|
5402 else if (l[i] == end)
|
|
|
5403 {
|
|
|
5404 if (open_count > 0)
|
|
|
5405 --open_count;
|
|
|
5406 else
|
|
|
5407 {
|
|
|
5408 curwin->w_cursor.col = i;
|
|
|
5409 retval = TRUE;
|
|
|
5410 }
|
|
|
5411 }
|
|
|
5412 }
|
|
|
5413 return retval;
|
|
|
5414 }
|
|
|
5415
|
|
|
5416 int
|
|
|
5417 get_c_indent()
|
|
|
5418 {
|
|
|
5419 /*
|
|
|
5420 * spaces from a block's opening brace the prevailing indent for that
|
|
|
5421 * block should be
|
|
|
5422 */
|
|
|
5423 int ind_level = curbuf->b_p_sw;
|
|
|
5424
|
|
|
5425 /*
|
|
|
5426 * spaces from the edge of the line an open brace that's at the end of a
|
|
|
5427 * line is imagined to be.
|
|
|
5428 */
|
|
|
5429 int ind_open_imag = 0;
|
|
|
5430
|
|
|
5431 /*
|
|
|
5432 * spaces from the prevailing indent for a line that is not precededof by
|
|
|
5433 * an opening brace.
|
|
|
5434 */
|
|
|
5435 int ind_no_brace = 0;
|
|
|
5436
|
|
|
5437 /*
|
|
|
5438 * column where the first { of a function should be located }
|
|
|
5439 */
|
|
|
5440 int ind_first_open = 0;
|
|
|
5441
|
|
|
5442 /*
|
|
|
5443 * spaces from the prevailing indent a leftmost open brace should be
|
|
|
5444 * located
|
|
|
5445 */
|
|
|
5446 int ind_open_extra = 0;
|
|
|
5447
|
|
|
5448 /*
|
|
|
5449 * spaces from the matching open brace (real location for one at the left
|
|
|
5450 * edge; imaginary location from one that ends a line) the matching close
|
|
|
5451 * brace should be located
|
|
|
5452 */
|
|
|
5453 int ind_close_extra = 0;
|
|
|
5454
|
|
|
5455 /*
|
|
|
5456 * spaces from the edge of the line an open brace sitting in the leftmost
|
|
|
5457 * column is imagined to be
|
|
|
5458 */
|
|
|
5459 int ind_open_left_imag = 0;
|
|
|
5460
|
|
|
5461 /*
|
|
|
5462 * spaces from the switch() indent a "case xx" label should be located
|
|
|
5463 */
|
|
|
5464 int ind_case = curbuf->b_p_sw;
|
|
|
5465
|
|
|
5466 /*
|
|
|
5467 * spaces from the "case xx:" code after a switch() should be located
|
|
|
5468 */
|
|
|
5469 int ind_case_code = curbuf->b_p_sw;
|
|
|
5470
|
|
|
5471 /*
|
|
|
5472 * lineup break at end of case in switch() with case label
|
|
|
5473 */
|
|
|
5474 int ind_case_break = 0;
|
|
|
5475
|
|
|
5476 /*
|
|
|
5477 * spaces from the class declaration indent a scope declaration label
|
|
|
5478 * should be located
|
|
|
5479 */
|
|
|
5480 int ind_scopedecl = curbuf->b_p_sw;
|
|
|
5481
|
|
|
5482 /*
|
|
|
5483 * spaces from the scope declaration label code should be located
|
|
|
5484 */
|
|
|
5485 int ind_scopedecl_code = curbuf->b_p_sw;
|
|
|
5486
|
|
|
5487 /*
|
|
|
5488 * amount K&R-style parameters should be indented
|
|
|
5489 */
|
|
|
5490 int ind_param = curbuf->b_p_sw;
|
|
|
5491
|
|
|
5492 /*
|
|
|
5493 * amount a function type spec should be indented
|
|
|
5494 */
|
|
|
5495 int ind_func_type = curbuf->b_p_sw;
|
|
|
5496
|
|
|
5497 /*
|
|
|
5498 * amount a cpp base class declaration or constructor initialization
|
|
|
5499 * should be indented
|
|
|
5500 */
|
|
|
5501 int ind_cpp_baseclass = curbuf->b_p_sw;
|
|
|
5502
|
|
|
5503 /*
|
|
|
5504 * additional spaces beyond the prevailing indent a continuation line
|
|
|
5505 * should be located
|
|
|
5506 */
|
|
|
5507 int ind_continuation = curbuf->b_p_sw;
|
|
|
5508
|
|
|
5509 /*
|
|
|
5510 * spaces from the indent of the line with an unclosed parentheses
|
|
|
5511 */
|
|
|
5512 int ind_unclosed = curbuf->b_p_sw * 2;
|
|
|
5513
|
|
|
5514 /*
|
|
|
5515 * spaces from the indent of the line with an unclosed parentheses, which
|
|
|
5516 * itself is also unclosed
|
|
|
5517 */
|
|
|
5518 int ind_unclosed2 = curbuf->b_p_sw;
|
|
|
5519
|
|
|
5520 /*
|
|
|
5521 * suppress ignoring spaces from the indent of a line starting with an
|
|
|
5522 * unclosed parentheses.
|
|
|
5523 */
|
|
|
5524 int ind_unclosed_noignore = 0;
|
|
|
5525
|
|
|
5526 /*
|
|
|
5527 * If the opening paren is the last nonwhite character on the line, and
|
|
|
5528 * ind_unclosed_wrapped is nonzero, use this indent relative to the outer
|
|
|
5529 * context (for very long lines).
|
|
|
5530 */
|
|
|
5531 int ind_unclosed_wrapped = 0;
|
|
|
5532
|
|
|
5533 /*
|
|
|
5534 * suppress ignoring white space when lining up with the character after
|
|
|
5535 * an unclosed parentheses.
|
|
|
5536 */
|
|
|
5537 int ind_unclosed_whiteok = 0;
|
|
|
5538
|
|
|
5539 /*
|
|
|
5540 * indent a closing parentheses under the line start of the matching
|
|
|
5541 * opening parentheses.
|
|
|
5542 */
|
|
|
5543 int ind_matching_paren = 0;
|
|
|
5544
|
|
|
5545 /*
|
|
|
5546 * Extra indent for comments.
|
|
|
5547 */
|
|
|
5548 int ind_comment = 0;
|
|
|
5549
|
|
|
5550 /*
|
|
|
5551 * spaces from the comment opener when there is nothing after it.
|
|
|
5552 */
|
|
|
5553 int ind_in_comment = 3;
|
|
|
5554
|
|
|
5555 /*
|
|
|
5556 * boolean: if non-zero, use ind_in_comment even if there is something
|
|
|
5557 * after the comment opener.
|
|
|
5558 */
|
|
|
5559 int ind_in_comment2 = 0;
|
|
|
5560
|
|
|
5561 /*
|
|
|
5562 * max lines to search for an open paren
|
|
|
5563 */
|
|
|
5564 int ind_maxparen = 20;
|
|
|
5565
|
|
|
5566 /*
|
|
|
5567 * max lines to search for an open comment
|
|
|
5568 */
|
|
|
5569 int ind_maxcomment = 70;
|
|
|
5570
|
|
|
5571 /*
|
|
|
5572 * handle braces for java code
|
|
|
5573 */
|
|
|
5574 int ind_java = 0;
|
|
|
5575
|
|
|
5576 /*
|
|
|
5577 * handle blocked cases correctly
|
|
|
5578 */
|
|
|
5579 int ind_keep_case_label = 0;
|
|
|
5580
|
|
|
5581 pos_T cur_curpos;
|
|
|
5582 int amount;
|
|
|
5583 int scope_amount;
|
|
|
5584 int cur_amount;
|
|
|
5585 colnr_T col;
|
|
|
5586 char_u *theline;
|
|
|
5587 char_u *linecopy;
|
|
|
5588 pos_T *trypos;
|
|
|
5589 pos_T *tryposBrace = NULL;
|
|
|
5590 pos_T our_paren_pos;
|
|
|
5591 char_u *start;
|
|
|
5592 int start_brace;
|
|
|
5593 #define BRACE_IN_COL0 1 /* '{' is in comumn 0 */
|
|
|
5594 #define BRACE_AT_START 2 /* '{' is at start of line */
|
|
|
5595 #define BRACE_AT_END 3 /* '{' is at end of line */
|
|
|
5596 linenr_T ourscope;
|
|
|
5597 char_u *l;
|
|
|
5598 char_u *look;
|
|
|
5599 char_u terminated;
|
|
|
5600 int lookfor;
|
|
|
5601 #define LOOKFOR_INITIAL 0
|
|
|
5602 #define LOOKFOR_IF 1
|
|
|
5603 #define LOOKFOR_DO 2
|
|
|
5604 #define LOOKFOR_CASE 3
|
|
|
5605 #define LOOKFOR_ANY 4
|
|
|
5606 #define LOOKFOR_TERM 5
|
|
|
5607 #define LOOKFOR_UNTERM 6
|
|
|
5608 #define LOOKFOR_SCOPEDECL 7
|
|
|
5609 #define LOOKFOR_NOBREAK 8
|
|
|
5610 #define LOOKFOR_CPP_BASECLASS 9
|
|
|
5611 #define LOOKFOR_ENUM_OR_INIT 10
|
|
|
5612
|
|
|
5613 int whilelevel;
|
|
|
5614 linenr_T lnum;
|
|
|
5615 char_u *options;
|
|
|
5616 int fraction = 0; /* init for GCC */
|
|
|
5617 int divider;
|
|
|
5618 int n;
|
|
|
5619 int iscase;
|
|
|
5620 int lookfor_break;
|
|
|
5621 int cont_amount = 0; /* amount for continuation line */
|
|
|
5622
|
|
|
5623 for (options = curbuf->b_p_cino; *options; )
|
|
|
5624 {
|
|
|
5625 l = options++;
|
|
|
5626 if (*options == '-')
|
|
|
5627 ++options;
|
|
|
5628 n = getdigits(&options);
|
|
|
5629 divider = 0;
|
|
|
5630 if (*options == '.') /* ".5s" means a fraction */
|
|
|
5631 {
|
|
|
5632 fraction = atol((char *)++options);
|
|
|
5633 while (VIM_ISDIGIT(*options))
|
|
|
5634 {
|
|
|
5635 ++options;
|
|
|
5636 if (divider)
|
|
|
5637 divider *= 10;
|
|
|
5638 else
|
|
|
5639 divider = 10;
|
|
|
5640 }
|
|
|
5641 }
|
|
|
5642 if (*options == 's') /* "2s" means two times 'shiftwidth' */
|
|
|
5643 {
|
|
|
5644 if (n == 0 && fraction == 0)
|
|
|
5645 n = curbuf->b_p_sw; /* just "s" is one 'shiftwidth' */
|
|
|
5646 else
|
|
|
5647 {
|
|
|
5648 n *= curbuf->b_p_sw;
|
|
|
5649 if (divider)
|
|
|
5650 n += (curbuf->b_p_sw * fraction + divider / 2) / divider;
|
|
|
5651 }
|
|
|
5652 ++options;
|
|
|
5653 }
|
|
|
5654 if (l[1] == '-')
|
|
|
5655 n = -n;
|
|
|
5656 /* When adding an entry here, also update the default 'cinoptions' in
|
|
|
5657 * change.txt, and add explanation for it! */
|
|
|
5658 switch (*l)
|
|
|
5659 {
|
|
|
5660 case '>': ind_level = n; break;
|
|
|
5661 case 'e': ind_open_imag = n; break;
|
|
|
5662 case 'n': ind_no_brace = n; break;
|
|
|
5663 case 'f': ind_first_open = n; break;
|
|
|
5664 case '{': ind_open_extra = n; break;
|
|
|
5665 case '}': ind_close_extra = n; break;
|
|
|
5666 case '^': ind_open_left_imag = n; break;
|
|
|
5667 case ':': ind_case = n; break;
|
|
|
5668 case '=': ind_case_code = n; break;
|
|
|
5669 case 'b': ind_case_break = n; break;
|
|
|
5670 case 'p': ind_param = n; break;
|
|
|
5671 case 't': ind_func_type = n; break;
|
|
|
5672 case '/': ind_comment = n; break;
|
|
|
5673 case 'c': ind_in_comment = n; break;
|
|
|
5674 case 'C': ind_in_comment2 = n; break;
|
|
|
5675 case 'i': ind_cpp_baseclass = n; break;
|
|
|
5676 case '+': ind_continuation = n; break;
|
|
|
5677 case '(': ind_unclosed = n; break;
|
|
|
5678 case 'u': ind_unclosed2 = n; break;
|
|
|
5679 case 'U': ind_unclosed_noignore = n; break;
|
|
|
5680 case 'W': ind_unclosed_wrapped = n; break;
|
|
|
5681 case 'w': ind_unclosed_whiteok = n; break;
|
|
|
5682 case 'm': ind_matching_paren = n; break;
|
|
|
5683 case ')': ind_maxparen = n; break;
|
|
|
5684 case '*': ind_maxcomment = n; break;
|
|
|
5685 case 'g': ind_scopedecl = n; break;
|
|
|
5686 case 'h': ind_scopedecl_code = n; break;
|
|
|
5687 case 'j': ind_java = n; break;
|
|
|
5688 case 'l': ind_keep_case_label = n; break;
|
|
|
5689 }
|
|
|
5690 }
|
|
|
5691
|
|
|
5692 /* remember where the cursor was when we started */
|
|
|
5693 cur_curpos = curwin->w_cursor;
|
|
|
5694
|
|
|
5695 /* Get a copy of the current contents of the line.
|
|
|
5696 * This is required, because only the most recent line obtained with
|
|
|
5697 * ml_get is valid! */
|
|
|
5698 linecopy = vim_strsave(ml_get(cur_curpos.lnum));
|
|
|
5699 if (linecopy == NULL)
|
|
|
5700 return 0;
|
|
|
5701
|
|
|
5702 /*
|
|
|
5703 * In insert mode and the cursor is on a ')' truncate the line at the
|
|
|
5704 * cursor position. We don't want to line up with the matching '(' when
|
|
|
5705 * inserting new stuff.
|
|
|
5706 * For unknown reasons the cursor might be past the end of the line, thus
|
|
|
5707 * check for that.
|
|
|
5708 */
|
|
|
5709 if ((State & INSERT)
|
|
|
5710 && curwin->w_cursor.col < STRLEN(linecopy)
|
|
|
5711 && linecopy[curwin->w_cursor.col] == ')')
|
|
|
5712 linecopy[curwin->w_cursor.col] = NUL;
|
|
|
5713
|
|
|
5714 theline = skipwhite(linecopy);
|
|
|
5715
|
|
|
5716 /* move the cursor to the start of the line */
|
|
|
5717
|
|
|
5718 curwin->w_cursor.col = 0;
|
|
|
5719
|
|
|
5720 /*
|
|
|
5721 * #defines and so on always go at the left when included in 'cinkeys'.
|
|
|
5722 */
|
|
|
5723 if (*theline == '#' && (*linecopy == '#' || in_cinkeys('#', ' ', TRUE)))
|
|
|
5724 {
|
|
|
5725 amount = 0;
|
|
|
5726 }
|
|
|
5727
|
|
|
5728 /*
|
|
|
5729 * Is it a non-case label? Then that goes at the left margin too.
|
|
|
5730 */
|
|
|
5731 else if (cin_islabel(ind_maxcomment)) /* XXX */
|
|
|
5732 {
|
|
|
5733 amount = 0;
|
|
|
5734 }
|
|
|
5735
|
|
|
5736 /*
|
|
|
5737 * If we're inside a "//" comment and there is a "//" comment in a
|
|
|
5738 * previous line, lineup with that one.
|
|
|
5739 */
|
|
|
5740 else if (cin_islinecomment(theline)
|
|
|
5741 && (trypos = find_line_comment()) != NULL) /* XXX */
|
|
|
5742 {
|
|
|
5743 /* find how indented the line beginning the comment is */
|
|
|
5744 getvcol(curwin, trypos, &col, NULL, NULL);
|
|
|
5745 amount = col;
|
|
|
5746 }
|
|
|
5747
|
|
|
5748 /*
|
|
|
5749 * If we're inside a comment and not looking at the start of the
|
|
|
5750 * comment, try using the 'comments' option.
|
|
|
5751 */
|
|
|
5752 else if (!cin_iscomment(theline)
|
|
|
5753 && (trypos = find_start_comment(ind_maxcomment)) != NULL) /* XXX */
|
|
|
5754 {
|
|
|
5755 int lead_start_len = 2;
|
|
|
5756 int lead_middle_len = 1;
|
|
|
5757 char_u lead_start[COM_MAX_LEN]; /* start-comment string */
|
|
|
5758 char_u lead_middle[COM_MAX_LEN]; /* middle-comment string */
|
|
|
5759 char_u lead_end[COM_MAX_LEN]; /* end-comment string */
|
|
|
5760 char_u *p;
|
|
|
5761 int start_align = 0;
|
|
|
5762 int start_off = 0;
|
|
|
5763 int done = FALSE;
|
|
|
5764
|
|
|
5765 /* find how indented the line beginning the comment is */
|
|
|
5766 getvcol(curwin, trypos, &col, NULL, NULL);
|
|
|
5767 amount = col;
|
|
|
5768
|
|
|
5769 p = curbuf->b_p_com;
|
|
|
5770 while (*p != NUL)
|
|
|
5771 {
|
|
|
5772 int align = 0;
|
|
|
5773 int off = 0;
|
|
|
5774 int what = 0;
|
|
|
5775
|
|
|
5776 while (*p != NUL && *p != ':')
|
|
|
5777 {
|
|
|
5778 if (*p == COM_START || *p == COM_END || *p == COM_MIDDLE)
|
|
|
5779 what = *p++;
|
|
|
5780 else if (*p == COM_LEFT || *p == COM_RIGHT)
|
|
|
5781 align = *p++;
|
|
|
5782 else if (VIM_ISDIGIT(*p) || *p == '-')
|
|
|
5783 off = getdigits(&p);
|
|
|
5784 else
|
|
|
5785 ++p;
|
|
|
5786 }
|
|
|
5787
|
|
|
5788 if (*p == ':')
|
|
|
5789 ++p;
|
|
|
5790 (void)copy_option_part(&p, lead_end, COM_MAX_LEN, ",");
|
|
|
5791 if (what == COM_START)
|
|
|
5792 {
|
|
|
5793 STRCPY(lead_start, lead_end);
|
|
|
5794 lead_start_len = (int)STRLEN(lead_start);
|
|
|
5795 start_off = off;
|
|
|
5796 start_align = align;
|
|
|
5797 }
|
|
|
5798 else if (what == COM_MIDDLE)
|
|
|
5799 {
|
|
|
5800 STRCPY(lead_middle, lead_end);
|
|
|
5801 lead_middle_len = (int)STRLEN(lead_middle);
|
|
|
5802 }
|
|
|
5803 else if (what == COM_END)
|
|
|
5804 {
|
|
|
5805 /* If our line starts with the middle comment string, line it
|
|
|
5806 * up with the comment opener per the 'comments' option. */
|
|
|
5807 if (STRNCMP(theline, lead_middle, lead_middle_len) == 0
|
|
|
5808 && STRNCMP(theline, lead_end, STRLEN(lead_end)) != 0)
|
|
|
5809 {
|
|
|
5810 done = TRUE;
|
|
|
5811 if (curwin->w_cursor.lnum > 1)
|
|
|
5812 {
|
|
|
5813 /* If the start comment string matches in the previous
|
|
|
5814 * line, use the indent of that line pluss offset. If
|
|
|
5815 * the middle comment string matches in the previous
|
|
|
5816 * line, use the indent of that line. XXX */
|
|
|
5817 look = skipwhite(ml_get(curwin->w_cursor.lnum - 1));
|
|
|
5818 if (STRNCMP(look, lead_start, lead_start_len) == 0)
|
|
|
5819 amount = get_indent_lnum(curwin->w_cursor.lnum - 1);
|
|
|
5820 else if (STRNCMP(look, lead_middle,
|
|
|
5821 lead_middle_len) == 0)
|
|
|
5822 {
|
|
|
5823 amount = get_indent_lnum(curwin->w_cursor.lnum - 1);
|
|
|
5824 break;
|
|
|
5825 }
|
|
|
5826 /* If the start comment string doesn't match with the
|
|
|
5827 * start of the comment, skip this entry. XXX */
|
|
|
5828 else if (STRNCMP(ml_get(trypos->lnum) + trypos->col,
|
|
|
5829 lead_start, lead_start_len) != 0)
|
|
|
5830 continue;
|
|
|
5831 }
|
|
|
5832 if (start_off != 0)
|
|
|
5833 amount += start_off;
|
|
|
5834 else if (start_align == COM_RIGHT)
|
|
17
|
5835 amount += vim_strsize(lead_start)
|
|
|
5836 - vim_strsize(lead_middle);
|
|
7
|
5837 break;
|
|
|
5838 }
|
|
|
5839
|
|
|
5840 /* If our line starts with the end comment string, line it up
|
|
|
5841 * with the middle comment */
|
|
|
5842 if (STRNCMP(theline, lead_middle, lead_middle_len) != 0
|
|
|
5843 && STRNCMP(theline, lead_end, STRLEN(lead_end)) == 0)
|
|
|
5844 {
|
|
|
5845 amount = get_indent_lnum(curwin->w_cursor.lnum - 1);
|
|
|
5846 /* XXX */
|
|
|
5847 if (off != 0)
|
|
|
5848 amount += off;
|
|
|
5849 else if (align == COM_RIGHT)
|
|
17
|
5850 amount += vim_strsize(lead_start)
|
|
|
5851 - vim_strsize(lead_middle);
|
|
7
|
5852 done = TRUE;
|
|
|
5853 break;
|
|
|
5854 }
|
|
|
5855 }
|
|
|
5856 }
|
|
|
5857
|
|
|
5858 /* If our line starts with an asterisk, line up with the
|
|
|
5859 * asterisk in the comment opener; otherwise, line up
|
|
|
5860 * with the first character of the comment text.
|
|
|
5861 */
|
|
|
5862 if (done)
|
|
|
5863 ;
|
|
|
5864 else if (theline[0] == '*')
|
|
|
5865 amount += 1;
|
|
|
5866 else
|
|
|
5867 {
|
|
|
5868 /*
|
|
|
5869 * If we are more than one line away from the comment opener, take
|
|
|
5870 * the indent of the previous non-empty line. If 'cino' has "CO"
|
|
|
5871 * and we are just below the comment opener and there are any
|
|
|
5872 * white characters after it line up with the text after it;
|
|
|
5873 * otherwise, add the amount specified by "c" in 'cino'
|
|
|
5874 */
|
|
|
5875 amount = -1;
|
|
|
5876 for (lnum = cur_curpos.lnum - 1; lnum > trypos->lnum; --lnum)
|
|
|
5877 {
|
|
|
5878 if (linewhite(lnum)) /* skip blank lines */
|
|
|
5879 continue;
|
|
|
5880 amount = get_indent_lnum(lnum); /* XXX */
|
|
|
5881 break;
|
|
|
5882 }
|
|
|
5883 if (amount == -1) /* use the comment opener */
|
|
|
5884 {
|
|
|
5885 if (!ind_in_comment2)
|
|
|
5886 {
|
|
|
5887 start = ml_get(trypos->lnum);
|
|
|
5888 look = start + trypos->col + 2; /* skip / and * */
|
|
|
5889 if (*look != NUL) /* if something after it */
|
|
|
5890 trypos->col = (colnr_T)(skipwhite(look) - start);
|
|
|
5891 }
|
|
|
5892 getvcol(curwin, trypos, &col, NULL, NULL);
|
|
|
5893 amount = col;
|
|
|
5894 if (ind_in_comment2 || *look == NUL)
|
|
|
5895 amount += ind_in_comment;
|
|
|
5896 }
|
|
|
5897 }
|
|
|
5898 }
|
|
|
5899
|
|
|
5900 /*
|
|
|
5901 * Are we inside parentheses or braces?
|
|
|
5902 */ /* XXX */
|
|
|
5903 else if (((trypos = find_match_paren(ind_maxparen, ind_maxcomment)) != NULL
|
|
|
5904 && ind_java == 0)
|
|
|
5905 || (tryposBrace = find_start_brace(ind_maxcomment)) != NULL
|
|
|
5906 || trypos != NULL)
|
|
|
5907 {
|
|
|
5908 if (trypos != NULL && tryposBrace != NULL)
|
|
|
5909 {
|
|
|
5910 /* Both an unmatched '(' and '{' is found. Use the one which is
|
|
|
5911 * closer to the current cursor position, set the other to NULL. */
|
|
|
5912 if (trypos->lnum != tryposBrace->lnum
|
|
|
5913 ? trypos->lnum < tryposBrace->lnum
|
|
|
5914 : trypos->col < tryposBrace->col)
|
|
|
5915 trypos = NULL;
|
|
|
5916 else
|
|
|
5917 tryposBrace = NULL;
|
|
|
5918 }
|
|
|
5919
|
|
|
5920 if (trypos != NULL)
|
|
|
5921 {
|
|
|
5922 /*
|
|
|
5923 * If the matching paren is more than one line away, use the indent of
|
|
|
5924 * a previous non-empty line that matches the same paren.
|
|
|
5925 */
|
|
|
5926 amount = -1;
|
|
|
5927 cur_amount = MAXCOL;
|
|
|
5928 our_paren_pos = *trypos;
|
|
|
5929 for (lnum = cur_curpos.lnum - 1; lnum > our_paren_pos.lnum; --lnum)
|
|
|
5930 {
|
|
|
5931 l = skipwhite(ml_get(lnum));
|
|
|
5932 if (cin_nocode(l)) /* skip comment lines */
|
|
|
5933 continue;
|
|
|
5934 if (cin_ispreproc_cont(&l, &lnum)) /* ignore #defines, #if, etc. */
|
|
|
5935 continue;
|
|
|
5936 curwin->w_cursor.lnum = lnum;
|
|
|
5937
|
|
|
5938 /* Skip a comment. XXX */
|
|
|
5939 if ((trypos = find_start_comment(ind_maxcomment)) != NULL)
|
|
|
5940 {
|
|
|
5941 lnum = trypos->lnum + 1;
|
|
|
5942 continue;
|
|
|
5943 }
|
|
|
5944
|
|
|
5945 /* XXX */
|
|
|
5946 if ((trypos = find_match_paren(
|
|
|
5947 corr_ind_maxparen(ind_maxparen, &cur_curpos),
|
|
|
5948 ind_maxcomment)) != NULL
|
|
|
5949 && trypos->lnum == our_paren_pos.lnum
|
|
|
5950 && trypos->col == our_paren_pos.col)
|
|
|
5951 {
|
|
|
5952 amount = get_indent_lnum(lnum); /* XXX */
|
|
|
5953
|
|
|
5954 if (theline[0] == ')')
|
|
|
5955 {
|
|
|
5956 if (our_paren_pos.lnum != lnum && cur_amount > amount)
|
|
|
5957 cur_amount = amount;
|
|
|
5958 amount = -1;
|
|
|
5959 }
|
|
|
5960 break;
|
|
|
5961 }
|
|
|
5962 }
|
|
|
5963
|
|
|
5964 /*
|
|
|
5965 * Line up with line where the matching paren is. XXX
|
|
|
5966 * If the line starts with a '(' or the indent for unclosed
|
|
|
5967 * parentheses is zero, line up with the unclosed parentheses.
|
|
|
5968 */
|
|
|
5969 if (amount == -1)
|
|
|
5970 {
|
|
|
5971 amount = skip_label(our_paren_pos.lnum, &look, ind_maxcomment);
|
|
|
5972 if (theline[0] == ')' || ind_unclosed == 0
|
|
|
5973 || (!ind_unclosed_noignore && *skipwhite(look) == '('))
|
|
|
5974 {
|
|
|
5975 /*
|
|
|
5976 * If we're looking at a close paren, line up right there;
|
|
|
5977 * otherwise, line up with the next (non-white) character.
|
|
|
5978 * When ind_unclosed_wrapped is set and the matching paren is
|
|
|
5979 * the last nonwhite character of the line, use either the
|
|
|
5980 * indent of the current line or the indentation of the next
|
|
|
5981 * outer paren and add ind_unclosed_wrapped (for very long
|
|
|
5982 * lines).
|
|
|
5983 */
|
|
|
5984 if (theline[0] != ')')
|
|
|
5985 {
|
|
|
5986 cur_amount = MAXCOL;
|
|
|
5987 l = ml_get(our_paren_pos.lnum);
|
|
|
5988 if (ind_unclosed_wrapped
|
|
|
5989 && cin_ends_in(l, (char_u *)"(", NULL))
|
|
|
5990 {
|
|
|
5991 /* look for opening unmatched paren, indent one level
|
|
|
5992 * for each additional level */
|
|
|
5993 n = 1;
|
|
|
5994 for (col = 0; col < our_paren_pos.col; ++col)
|
|
|
5995 {
|
|
|
5996 switch (l[col])
|
|
|
5997 {
|
|
|
5998 case '(':
|
|
|
5999 case '{': ++n;
|
|
|
6000 break;
|
|
|
6001
|
|
|
6002 case ')':
|
|
|
6003 case '}': if (n > 1)
|
|
|
6004 --n;
|
|
|
6005 break;
|
|
|
6006 }
|
|
|
6007 }
|
|
|
6008
|
|
|
6009 our_paren_pos.col = 0;
|
|
|
6010 amount += n * ind_unclosed_wrapped;
|
|
|
6011 }
|
|
|
6012 else if (ind_unclosed_whiteok)
|
|
|
6013 our_paren_pos.col++;
|
|
|
6014 else
|
|
|
6015 {
|
|
|
6016 col = our_paren_pos.col + 1;
|
|
|
6017 while (vim_iswhite(l[col]))
|
|
|
6018 col++;
|
|
|
6019 if (l[col] != NUL) /* In case of trailing space */
|
|
|
6020 our_paren_pos.col = col;
|
|
|
6021 else
|
|
|
6022 our_paren_pos.col++;
|
|
|
6023 }
|
|
|
6024 }
|
|
|
6025
|
|
|
6026 /*
|
|
|
6027 * Find how indented the paren is, or the character after it
|
|
|
6028 * if we did the above "if".
|
|
|
6029 */
|
|
|
6030 if (our_paren_pos.col > 0)
|
|
|
6031 {
|
|
|
6032 getvcol(curwin, &our_paren_pos, &col, NULL, NULL);
|
|
|
6033 if (cur_amount > (int)col)
|
|
|
6034 cur_amount = col;
|
|
|
6035 }
|
|
|
6036 }
|
|
|
6037
|
|
|
6038 if (theline[0] == ')' && ind_matching_paren)
|
|
|
6039 {
|
|
|
6040 /* Line up with the start of the matching paren line. */
|
|
|
6041 }
|
|
|
6042 else if (ind_unclosed == 0 || (!ind_unclosed_noignore
|
|
|
6043 && *skipwhite(look) == '('))
|
|
|
6044 {
|
|
|
6045 if (cur_amount != MAXCOL)
|
|
|
6046 amount = cur_amount;
|
|
|
6047 }
|
|
|
6048 else
|
|
|
6049 {
|
|
|
6050 /* add ind_unclosed2 for each '(' before our matching one */
|
|
|
6051 col = our_paren_pos.col;
|
|
|
6052 while (our_paren_pos.col > 0)
|
|
|
6053 {
|
|
|
6054 --our_paren_pos.col;
|
|
|
6055 switch (*ml_get_pos(&our_paren_pos))
|
|
|
6056 {
|
|
|
6057 case '(': amount += ind_unclosed2;
|
|
|
6058 col = our_paren_pos.col;
|
|
|
6059 break;
|
|
|
6060 case ')': amount -= ind_unclosed2;
|
|
|
6061 col = MAXCOL;
|
|
|
6062 break;
|
|
|
6063 }
|
|
|
6064 }
|
|
|
6065
|
|
|
6066 /* Use ind_unclosed once, when the first '(' is not inside
|
|
|
6067 * braces */
|
|
|
6068 if (col == MAXCOL)
|
|
|
6069 amount += ind_unclosed;
|
|
|
6070 else
|
|
|
6071 {
|
|
|
6072 curwin->w_cursor.lnum = our_paren_pos.lnum;
|
|
|
6073 curwin->w_cursor.col = col;
|
|
|
6074 if ((trypos = find_match_paren(ind_maxparen,
|
|
|
6075 ind_maxcomment)) != NULL)
|
|
|
6076 amount += ind_unclosed2;
|
|
|
6077 else
|
|
|
6078 amount += ind_unclosed;
|
|
|
6079 }
|
|
|
6080 /*
|
|
|
6081 * For a line starting with ')' use the minimum of the two
|
|
|
6082 * positions, to avoid giving it more indent than the previous
|
|
|
6083 * lines:
|
|
|
6084 * func_long_name( if (x
|
|
|
6085 * arg && yy
|
|
|
6086 * ) ^ not here ) ^ not here
|
|
|
6087 */
|
|
|
6088 if (cur_amount < amount)
|
|
|
6089 amount = cur_amount;
|
|
|
6090 }
|
|
|
6091 }
|
|
|
6092
|
|
|
6093 /* add extra indent for a comment */
|
|
|
6094 if (cin_iscomment(theline))
|
|
|
6095 amount += ind_comment;
|
|
|
6096 }
|
|
|
6097
|
|
|
6098 /*
|
|
|
6099 * Are we at least inside braces, then?
|
|
|
6100 */
|
|
|
6101 else
|
|
|
6102 {
|
|
|
6103 trypos = tryposBrace;
|
|
|
6104
|
|
|
6105 ourscope = trypos->lnum;
|
|
|
6106 start = ml_get(ourscope);
|
|
|
6107
|
|
|
6108 /*
|
|
|
6109 * Now figure out how indented the line is in general.
|
|
|
6110 * If the brace was at the start of the line, we use that;
|
|
|
6111 * otherwise, check out the indentation of the line as
|
|
|
6112 * a whole and then add the "imaginary indent" to that.
|
|
|
6113 */
|
|
|
6114 look = skipwhite(start);
|
|
|
6115 if (*look == '{')
|
|
|
6116 {
|
|
|
6117 getvcol(curwin, trypos, &col, NULL, NULL);
|
|
|
6118 amount = col;
|
|
|
6119 if (*start == '{')
|
|
|
6120 start_brace = BRACE_IN_COL0;
|
|
|
6121 else
|
|
|
6122 start_brace = BRACE_AT_START;
|
|
|
6123 }
|
|
|
6124 else
|
|
|
6125 {
|
|
|
6126 /*
|
|
|
6127 * that opening brace might have been on a continuation
|
|
|
6128 * line. if so, find the start of the line.
|
|
|
6129 */
|
|
|
6130 curwin->w_cursor.lnum = ourscope;
|
|
|
6131
|
|
|
6132 /*
|
|
|
6133 * position the cursor over the rightmost paren, so that
|
|
|
6134 * matching it will take us back to the start of the line.
|
|
|
6135 */
|
|
|
6136 lnum = ourscope;
|
|
|
6137 if (find_last_paren(start, '(', ')')
|
|
|
6138 && (trypos = find_match_paren(ind_maxparen,
|
|
|
6139 ind_maxcomment)) != NULL)
|
|
|
6140 lnum = trypos->lnum;
|
|
|
6141
|
|
|
6142 /*
|
|
|
6143 * It could have been something like
|
|
|
6144 * case 1: if (asdf &&
|
|
|
6145 * ldfd) {
|
|
|
6146 * }
|
|
|
6147 */
|
|
|
6148 if (ind_keep_case_label && cin_iscase(skipwhite(ml_get_curline())))
|
|
|
6149 amount = get_indent();
|
|
|
6150 else
|
|
|
6151 amount = skip_label(lnum, &l, ind_maxcomment);
|
|
|
6152
|
|
|
6153 start_brace = BRACE_AT_END;
|
|
|
6154 }
|
|
|
6155
|
|
|
6156 /*
|
|
|
6157 * if we're looking at a closing brace, that's where
|
|
|
6158 * we want to be. otherwise, add the amount of room
|
|
|
6159 * that an indent is supposed to be.
|
|
|
6160 */
|
|
|
6161 if (theline[0] == '}')
|
|
|
6162 {
|
|
|
6163 /*
|
|
|
6164 * they may want closing braces to line up with something
|
|
|
6165 * other than the open brace. indulge them, if so.
|
|
|
6166 */
|
|
|
6167 amount += ind_close_extra;
|
|
|
6168 }
|
|
|
6169 else
|
|
|
6170 {
|
|
|
6171 /*
|
|
|
6172 * If we're looking at an "else", try to find an "if"
|
|
|
6173 * to match it with.
|
|
|
6174 * If we're looking at a "while", try to find a "do"
|
|
|
6175 * to match it with.
|
|
|
6176 */
|
|
|
6177 lookfor = LOOKFOR_INITIAL;
|
|
|
6178 if (cin_iselse(theline))
|
|
|
6179 lookfor = LOOKFOR_IF;
|
|
|
6180 else if (cin_iswhileofdo(theline, cur_curpos.lnum, ind_maxparen))
|
|
|
6181 /* XXX */
|
|
|
6182 lookfor = LOOKFOR_DO;
|
|
|
6183 if (lookfor != LOOKFOR_INITIAL)
|
|
|
6184 {
|
|
|
6185 curwin->w_cursor.lnum = cur_curpos.lnum;
|
|
|
6186 if (find_match(lookfor, ourscope, ind_maxparen,
|
|
|
6187 ind_maxcomment) == OK)
|
|
|
6188 {
|
|
|
6189 amount = get_indent(); /* XXX */
|
|
|
6190 goto theend;
|
|
|
6191 }
|
|
|
6192 }
|
|
|
6193
|
|
|
6194 /*
|
|
|
6195 * We get here if we are not on an "while-of-do" or "else" (or
|
|
|
6196 * failed to find a matching "if").
|
|
|
6197 * Search backwards for something to line up with.
|
|
|
6198 * First set amount for when we don't find anything.
|
|
|
6199 */
|
|
|
6200
|
|
|
6201 /*
|
|
|
6202 * if the '{' is _really_ at the left margin, use the imaginary
|
|
|
6203 * location of a left-margin brace. Otherwise, correct the
|
|
|
6204 * location for ind_open_extra.
|
|
|
6205 */
|
|
|
6206
|
|
|
6207 if (start_brace == BRACE_IN_COL0) /* '{' is in column 0 */
|
|
|
6208 {
|
|
|
6209 amount = ind_open_left_imag;
|
|
|
6210 }
|
|
|
6211 else
|
|
|
6212 {
|
|
|
6213 if (start_brace == BRACE_AT_END) /* '{' is at end of line */
|
|
|
6214 amount += ind_open_imag;
|
|
|
6215 else
|
|
|
6216 {
|
|
|
6217 /* Compensate for adding ind_open_extra later. */
|
|
|
6218 amount -= ind_open_extra;
|
|
|
6219 if (amount < 0)
|
|
|
6220 amount = 0;
|
|
|
6221 }
|
|
|
6222 }
|
|
|
6223
|
|
|
6224 lookfor_break = FALSE;
|
|
|
6225
|
|
|
6226 if (cin_iscase(theline)) /* it's a switch() label */
|
|
|
6227 {
|
|
|
6228 lookfor = LOOKFOR_CASE; /* find a previous switch() label */
|
|
|
6229 amount += ind_case;
|
|
|
6230 }
|
|
|
6231 else if (cin_isscopedecl(theline)) /* private:, ... */
|
|
|
6232 {
|
|
|
6233 lookfor = LOOKFOR_SCOPEDECL; /* class decl is this block */
|
|
|
6234 amount += ind_scopedecl;
|
|
|
6235 }
|
|
|
6236 else
|
|
|
6237 {
|
|
|
6238 if (ind_case_break && cin_isbreak(theline)) /* break; ... */
|
|
|
6239 lookfor_break = TRUE;
|
|
|
6240
|
|
|
6241 lookfor = LOOKFOR_INITIAL;
|
|
|
6242 amount += ind_level; /* ind_level from start of block */
|
|
|
6243 }
|
|
|
6244 scope_amount = amount;
|
|
|
6245 whilelevel = 0;
|
|
|
6246
|
|
|
6247 /*
|
|
|
6248 * Search backwards. If we find something we recognize, line up
|
|
|
6249 * with that.
|
|
|
6250 *
|
|
|
6251 * if we're looking at an open brace, indent
|
|
|
6252 * the usual amount relative to the conditional
|
|
|
6253 * that opens the block.
|
|
|
6254 */
|
|
|
6255 curwin->w_cursor = cur_curpos;
|
|
|
6256 for (;;)
|
|
|
6257 {
|
|
|
6258 curwin->w_cursor.lnum--;
|
|
|
6259 curwin->w_cursor.col = 0;
|
|
|
6260
|
|
|
6261 /*
|
|
|
6262 * If we went all the way back to the start of our scope, line
|
|
|
6263 * up with it.
|
|
|
6264 */
|
|
|
6265 if (curwin->w_cursor.lnum <= ourscope)
|
|
|
6266 {
|
|
|
6267 /* we reached end of scope:
|
|
|
6268 * if looking for a enum or structure initialization
|
|
|
6269 * go further back:
|
|
|
6270 * if it is an initializer (enum xxx or xxx =), then
|
|
|
6271 * don't add ind_continuation, otherwise it is a variable
|
|
|
6272 * declaration:
|
|
|
6273 * int x,
|
|
|
6274 * here; <-- add ind_continuation
|
|
|
6275 */
|
|
|
6276 if (lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
|
6277 {
|
|
|
6278 if (curwin->w_cursor.lnum == 0
|
|
|
6279 || curwin->w_cursor.lnum
|
|
|
6280 < ourscope - ind_maxparen)
|
|
|
6281 {
|
|
|
6282 /* nothing found (abuse ind_maxparen as limit)
|
|
|
6283 * assume terminated line (i.e. a variable
|
|
|
6284 * initialization) */
|
|
|
6285 if (cont_amount > 0)
|
|
|
6286 amount = cont_amount;
|
|
|
6287 else
|
|
|
6288 amount += ind_continuation;
|
|
|
6289 break;
|
|
|
6290 }
|
|
|
6291
|
|
|
6292 l = ml_get_curline();
|
|
|
6293
|
|
|
6294 /*
|
|
|
6295 * If we're in a comment now, skip to the start of the
|
|
|
6296 * comment.
|
|
|
6297 */
|
|
|
6298 trypos = find_start_comment(ind_maxcomment);
|
|
|
6299 if (trypos != NULL)
|
|
|
6300 {
|
|
|
6301 curwin->w_cursor.lnum = trypos->lnum + 1;
|
|
|
6302 continue;
|
|
|
6303 }
|
|
|
6304
|
|
|
6305 /*
|
|
|
6306 * Skip preprocessor directives and blank lines.
|
|
|
6307 */
|
|
|
6308 if (cin_ispreproc_cont(&l, &curwin->w_cursor.lnum))
|
|
|
6309 continue;
|
|
|
6310
|
|
|
6311 if (cin_nocode(l))
|
|
|
6312 continue;
|
|
|
6313
|
|
|
6314 terminated = cin_isterminated(l, FALSE, TRUE);
|
|
|
6315
|
|
|
6316 /*
|
|
|
6317 * If we are at top level and the line looks like a
|
|
|
6318 * function declaration, we are done
|
|
|
6319 * (it's a variable declaration).
|
|
|
6320 */
|
|
|
6321 if (start_brace != BRACE_IN_COL0
|
|
|
6322 || !cin_isfuncdecl(&l, curwin->w_cursor.lnum))
|
|
|
6323 {
|
|
|
6324 /* if the line is terminated with another ','
|
|
|
6325 * it is a continued variable initialization.
|
|
|
6326 * don't add extra indent.
|
|
|
6327 * TODO: does not work, if a function
|
|
|
6328 * declaration is split over multiple lines:
|
|
|
6329 * cin_isfuncdecl returns FALSE then.
|
|
|
6330 */
|
|
|
6331 if (terminated == ',')
|
|
|
6332 break;
|
|
|
6333
|
|
|
6334 /* if it es a enum declaration or an assignment,
|
|
|
6335 * we are done.
|
|
|
6336 */
|
|
|
6337 if (terminated != ';' && cin_isinit())
|
|
|
6338 break;
|
|
|
6339
|
|
|
6340 /* nothing useful found */
|
|
|
6341 if (terminated == 0 || terminated == '{')
|
|
|
6342 continue;
|
|
|
6343 }
|
|
|
6344
|
|
|
6345 if (terminated != ';')
|
|
|
6346 {
|
|
|
6347 /* Skip parens and braces. Position the cursor
|
|
|
6348 * over the rightmost paren, so that matching it
|
|
|
6349 * will take us back to the start of the line.
|
|
|
6350 */ /* XXX */
|
|
|
6351 trypos = NULL;
|
|
|
6352 if (find_last_paren(l, '(', ')'))
|
|
|
6353 trypos = find_match_paren(ind_maxparen,
|
|
|
6354 ind_maxcomment);
|
|
|
6355
|
|
|
6356 if (trypos == NULL && find_last_paren(l, '{', '}'))
|
|
|
6357 trypos = find_start_brace(ind_maxcomment);
|
|
|
6358
|
|
|
6359 if (trypos != NULL)
|
|
|
6360 {
|
|
|
6361 curwin->w_cursor.lnum = trypos->lnum + 1;
|
|
|
6362 continue;
|
|
|
6363 }
|
|
|
6364 }
|
|
|
6365
|
|
|
6366 /* it's a variable declaration, add indentation
|
|
|
6367 * like in
|
|
|
6368 * int a,
|
|
|
6369 * b;
|
|
|
6370 */
|
|
|
6371 if (cont_amount > 0)
|
|
|
6372 amount = cont_amount;
|
|
|
6373 else
|
|
|
6374 amount += ind_continuation;
|
|
|
6375 }
|
|
|
6376 else if (lookfor == LOOKFOR_UNTERM)
|
|
|
6377 {
|
|
|
6378 if (cont_amount > 0)
|
|
|
6379 amount = cont_amount;
|
|
|
6380 else
|
|
|
6381 amount += ind_continuation;
|
|
|
6382 }
|
|
|
6383 else if (lookfor != LOOKFOR_TERM
|
|
|
6384 && lookfor != LOOKFOR_CPP_BASECLASS)
|
|
|
6385 {
|
|
|
6386 amount = scope_amount;
|
|
|
6387 if (theline[0] == '{')
|
|
|
6388 amount += ind_open_extra;
|
|
|
6389 }
|
|
|
6390 break;
|
|
|
6391 }
|
|
|
6392
|
|
|
6393 /*
|
|
|
6394 * If we're in a comment now, skip to the start of the comment.
|
|
|
6395 */ /* XXX */
|
|
|
6396 if ((trypos = find_start_comment(ind_maxcomment)) != NULL)
|
|
|
6397 {
|
|
|
6398 curwin->w_cursor.lnum = trypos->lnum + 1;
|
|
|
6399 continue;
|
|
|
6400 }
|
|
|
6401
|
|
|
6402 l = ml_get_curline();
|
|
|
6403
|
|
|
6404 /*
|
|
|
6405 * If this is a switch() label, may line up relative to that.
|
|
|
6406 * if this is a C++ scope declaration, do the same.
|
|
|
6407 */
|
|
|
6408 iscase = cin_iscase(l);
|
|
|
6409 if (iscase || cin_isscopedecl(l))
|
|
|
6410 {
|
|
|
6411 /* we are only looking for cpp base class
|
|
|
6412 * declaration/initialization any longer */
|
|
|
6413 if (lookfor == LOOKFOR_CPP_BASECLASS)
|
|
|
6414 break;
|
|
|
6415
|
|
|
6416 /* When looking for a "do" we are not interested in
|
|
|
6417 * labels. */
|
|
|
6418 if (whilelevel > 0)
|
|
|
6419 continue;
|
|
|
6420
|
|
|
6421 /*
|
|
|
6422 * case xx:
|
|
|
6423 * c = 99 + <- this indent plus continuation
|
|
|
6424 *-> here;
|
|
|
6425 */
|
|
|
6426 if (lookfor == LOOKFOR_UNTERM
|
|
|
6427 || lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
|
6428 {
|
|
|
6429 if (cont_amount > 0)
|
|
|
6430 amount = cont_amount;
|
|
|
6431 else
|
|
|
6432 amount += ind_continuation;
|
|
|
6433 break;
|
|
|
6434 }
|
|
|
6435
|
|
|
6436 /*
|
|
|
6437 * case xx: <- line up with this case
|
|
|
6438 * x = 333;
|
|
|
6439 * case yy:
|
|
|
6440 */
|
|
|
6441 if ( (iscase && lookfor == LOOKFOR_CASE)
|
|
|
6442 || (iscase && lookfor_break)
|
|
|
6443 || (!iscase && lookfor == LOOKFOR_SCOPEDECL))
|
|
|
6444 {
|
|
|
6445 /*
|
|
|
6446 * Check that this case label is not for another
|
|
|
6447 * switch()
|
|
|
6448 */ /* XXX */
|
|
|
6449 if ((trypos = find_start_brace(ind_maxcomment)) ==
|
|
|
6450 NULL || trypos->lnum == ourscope)
|
|
|
6451 {
|
|
|
6452 amount = get_indent(); /* XXX */
|
|
|
6453 break;
|
|
|
6454 }
|
|
|
6455 continue;
|
|
|
6456 }
|
|
|
6457
|
|
|
6458 n = get_indent_nolabel(curwin->w_cursor.lnum); /* XXX */
|
|
|
6459
|
|
|
6460 /*
|
|
|
6461 * case xx: if (cond) <- line up with this if
|
|
|
6462 * y = y + 1;
|
|
|
6463 * -> s = 99;
|
|
|
6464 *
|
|
|
6465 * case xx:
|
|
|
6466 * if (cond) <- line up with this line
|
|
|
6467 * y = y + 1;
|
|
|
6468 * -> s = 99;
|
|
|
6469 */
|
|
|
6470 if (lookfor == LOOKFOR_TERM)
|
|
|
6471 {
|
|
|
6472 if (n)
|
|
|
6473 amount = n;
|
|
|
6474
|
|
|
6475 if (!lookfor_break)
|
|
|
6476 break;
|
|
|
6477 }
|
|
|
6478
|
|
|
6479 /*
|
|
|
6480 * case xx: x = x + 1; <- line up with this x
|
|
|
6481 * -> y = y + 1;
|
|
|
6482 *
|
|
|
6483 * case xx: if (cond) <- line up with this if
|
|
|
6484 * -> y = y + 1;
|
|
|
6485 */
|
|
|
6486 if (n)
|
|
|
6487 {
|
|
|
6488 amount = n;
|
|
|
6489 l = after_label(ml_get_curline());
|
|
|
6490 if (l != NULL && cin_is_cinword(l))
|
|
|
6491 amount += ind_level + ind_no_brace;
|
|
|
6492 break;
|
|
|
6493 }
|
|
|
6494
|
|
|
6495 /*
|
|
|
6496 * Try to get the indent of a statement before the switch
|
|
|
6497 * label. If nothing is found, line up relative to the
|
|
|
6498 * switch label.
|
|
|
6499 * break; <- may line up with this line
|
|
|
6500 * case xx:
|
|
|
6501 * -> y = 1;
|
|
|
6502 */
|
|
|
6503 scope_amount = get_indent() + (iscase /* XXX */
|
|
|
6504 ? ind_case_code : ind_scopedecl_code);
|
|
|
6505 lookfor = ind_case_break ? LOOKFOR_NOBREAK : LOOKFOR_ANY;
|
|
|
6506 continue;
|
|
|
6507 }
|
|
|
6508
|
|
|
6509 /*
|
|
|
6510 * Looking for a switch() label or C++ scope declaration,
|
|
|
6511 * ignore other lines, skip {}-blocks.
|
|
|
6512 */
|
|
|
6513 if (lookfor == LOOKFOR_CASE || lookfor == LOOKFOR_SCOPEDECL)
|
|
|
6514 {
|
|
|
6515 if (find_last_paren(l, '{', '}') && (trypos =
|
|
|
6516 find_start_brace(ind_maxcomment)) != NULL)
|
|
|
6517 curwin->w_cursor.lnum = trypos->lnum + 1;
|
|
|
6518 continue;
|
|
|
6519 }
|
|
|
6520
|
|
|
6521 /*
|
|
|
6522 * Ignore jump labels with nothing after them.
|
|
|
6523 */
|
|
|
6524 if (cin_islabel(ind_maxcomment))
|
|
|
6525 {
|
|
|
6526 l = after_label(ml_get_curline());
|
|
|
6527 if (l == NULL || cin_nocode(l))
|
|
|
6528 continue;
|
|
|
6529 }
|
|
|
6530
|
|
|
6531 /*
|
|
|
6532 * Ignore #defines, #if, etc.
|
|
|
6533 * Ignore comment and empty lines.
|
|
|
6534 * (need to get the line again, cin_islabel() may have
|
|
|
6535 * unlocked it)
|
|
|
6536 */
|
|
|
6537 l = ml_get_curline();
|
|
|
6538 if (cin_ispreproc_cont(&l, &curwin->w_cursor.lnum)
|
|
|
6539 || cin_nocode(l))
|
|
|
6540 continue;
|
|
|
6541
|
|
|
6542 /*
|
|
|
6543 * Are we at the start of a cpp base class declaration or
|
|
|
6544 * constructor initialization?
|
|
|
6545 */ /* XXX */
|
|
|
6546 if (lookfor != LOOKFOR_TERM && ind_cpp_baseclass
|
|
|
6547 && cin_is_cpp_baseclass(l, &col))
|
|
|
6548 {
|
|
|
6549 if (lookfor == LOOKFOR_UNTERM)
|
|
|
6550 {
|
|
|
6551 if (cont_amount > 0)
|
|
|
6552 amount = cont_amount;
|
|
|
6553 else
|
|
|
6554 amount += ind_continuation;
|
|
|
6555 }
|
|
|
6556 else if (col == 0 || theline[0] == '{')
|
|
|
6557 {
|
|
|
6558 amount = get_indent();
|
|
|
6559 if (find_last_paren(l, '(', ')')
|
|
|
6560 && (trypos = find_match_paren(ind_maxparen,
|
|
|
6561 ind_maxcomment)) != NULL)
|
|
|
6562 amount = get_indent_lnum(trypos->lnum); /* XXX */
|
|
|
6563 if (theline[0] != '{')
|
|
|
6564 amount += ind_cpp_baseclass;
|
|
|
6565 }
|
|
|
6566 else
|
|
|
6567 {
|
|
|
6568 curwin->w_cursor.col = col;
|
|
|
6569 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL);
|
|
|
6570 amount = (int)col;
|
|
|
6571 }
|
|
|
6572 break;
|
|
|
6573 }
|
|
|
6574 else if (lookfor == LOOKFOR_CPP_BASECLASS)
|
|
|
6575 {
|
|
|
6576 /* only look, whether there is a cpp base class
|
|
|
6577 * declaration or initialization before the opening brace. */
|
|
|
6578 if (cin_isterminated(l, TRUE, FALSE))
|
|
|
6579 break;
|
|
|
6580 else
|
|
|
6581 continue;
|
|
|
6582 }
|
|
|
6583
|
|
|
6584 /*
|
|
|
6585 * What happens next depends on the line being terminated.
|
|
|
6586 * If terminated with a ',' only consider it terminating if
|
|
|
6587 * there is anoter unterminated statement behind, eg:
|
|
|
6588 * 123,
|
|
|
6589 * sizeof
|
|
|
6590 * here
|
|
|
6591 * Otherwise check whether it is a enumeration or structure
|
|
|
6592 * initialisation (not indented) or a variable declaration
|
|
|
6593 * (indented).
|
|
|
6594 */
|
|
|
6595 terminated = cin_isterminated(l, FALSE, TRUE);
|
|
|
6596
|
|
|
6597 if (terminated == 0 || (lookfor != LOOKFOR_UNTERM
|
|
|
6598 && terminated == ','))
|
|
|
6599 {
|
|
|
6600 /*
|
|
|
6601 * if we're in the middle of a paren thing,
|
|
|
6602 * go back to the line that starts it so
|
|
|
6603 * we can get the right prevailing indent
|
|
|
6604 * if ( foo &&
|
|
|
6605 * bar )
|
|
|
6606 */
|
|
|
6607 /*
|
|
|
6608 * position the cursor over the rightmost paren, so that
|
|
|
6609 * matching it will take us back to the start of the line.
|
|
|
6610 */
|
|
|
6611 (void)find_last_paren(l, '(', ')');
|
|
|
6612 trypos = find_match_paren(
|
|
|
6613 corr_ind_maxparen(ind_maxparen, &cur_curpos),
|
|
|
6614 ind_maxcomment);
|
|
|
6615
|
|
|
6616 /*
|
|
|
6617 * If we are looking for ',', we also look for matching
|
|
|
6618 * braces.
|
|
|
6619 */
|
|
|
6620 if (trypos == NULL && find_last_paren(l, '{', '}'))
|
|
|
6621 trypos = find_start_brace(ind_maxcomment);
|
|
|
6622
|
|
|
6623 if (trypos != NULL)
|
|
|
6624 {
|
|
|
6625 /*
|
|
|
6626 * Check if we are on a case label now. This is
|
|
|
6627 * handled above.
|
|
|
6628 * case xx: if ( asdf &&
|
|
|
6629 * asdf)
|
|
|
6630 */
|
|
|
6631 curwin->w_cursor.lnum = trypos->lnum;
|
|
|
6632 l = ml_get_curline();
|
|
|
6633 if (cin_iscase(l) || cin_isscopedecl(l))
|
|
|
6634 {
|
|
|
6635 ++curwin->w_cursor.lnum;
|
|
|
6636 continue;
|
|
|
6637 }
|
|
|
6638 }
|
|
|
6639
|
|
|
6640 /*
|
|
|
6641 * Skip over continuation lines to find the one to get the
|
|
|
6642 * indent from
|
|
|
6643 * char *usethis = "bla\
|
|
|
6644 * bla",
|
|
|
6645 * here;
|
|
|
6646 */
|
|
|
6647 if (terminated == ',')
|
|
|
6648 {
|
|
|
6649 while (curwin->w_cursor.lnum > 1)
|
|
|
6650 {
|
|
|
6651 l = ml_get(curwin->w_cursor.lnum - 1);
|
|
|
6652 if (*l == NUL || l[STRLEN(l) - 1] != '\\')
|
|
|
6653 break;
|
|
|
6654 --curwin->w_cursor.lnum;
|
|
|
6655 }
|
|
|
6656 }
|
|
|
6657
|
|
|
6658 /*
|
|
|
6659 * Get indent and pointer to text for current line,
|
|
|
6660 * ignoring any jump label. XXX
|
|
|
6661 */
|
|
|
6662 cur_amount = skip_label(curwin->w_cursor.lnum,
|
|
|
6663 &l, ind_maxcomment);
|
|
|
6664
|
|
|
6665 /*
|
|
|
6666 * If this is just above the line we are indenting, and it
|
|
|
6667 * starts with a '{', line it up with this line.
|
|
|
6668 * while (not)
|
|
|
6669 * -> {
|
|
|
6670 * }
|
|
|
6671 */
|
|
|
6672 if (terminated != ',' && lookfor != LOOKFOR_TERM
|
|
|
6673 && theline[0] == '{')
|
|
|
6674 {
|
|
|
6675 amount = cur_amount;
|
|
|
6676 /*
|
|
|
6677 * Only add ind_open_extra when the current line
|
|
|
6678 * doesn't start with a '{', which must have a match
|
|
|
6679 * in the same line (scope is the same). Probably:
|
|
|
6680 * { 1, 2 },
|
|
|
6681 * -> { 3, 4 }
|
|
|
6682 */
|
|
|
6683 if (*skipwhite(l) != '{')
|
|
|
6684 amount += ind_open_extra;
|
|
|
6685
|
|
|
6686 if (ind_cpp_baseclass)
|
|
|
6687 {
|
|
|
6688 /* have to look back, whether it is a cpp base
|
|
|
6689 * class declaration or initialization */
|
|
|
6690 lookfor = LOOKFOR_CPP_BASECLASS;
|
|
|
6691 continue;
|
|
|
6692 }
|
|
|
6693 break;
|
|
|
6694 }
|
|
|
6695
|
|
|
6696 /*
|
|
|
6697 * Check if we are after an "if", "while", etc.
|
|
|
6698 * Also allow " } else".
|
|
|
6699 */
|
|
|
6700 if (cin_is_cinword(l) || cin_iselse(skipwhite(l)))
|
|
|
6701 {
|
|
|
6702 /*
|
|
|
6703 * Found an unterminated line after an if (), line up
|
|
|
6704 * with the last one.
|
|
|
6705 * if (cond)
|
|
|
6706 * 100 +
|
|
|
6707 * -> here;
|
|
|
6708 */
|
|
|
6709 if (lookfor == LOOKFOR_UNTERM
|
|
|
6710 || lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
|
6711 {
|
|
|
6712 if (cont_amount > 0)
|
|
|
6713 amount = cont_amount;
|
|
|
6714 else
|
|
|
6715 amount += ind_continuation;
|
|
|
6716 break;
|
|
|
6717 }
|
|
|
6718
|
|
|
6719 /*
|
|
|
6720 * If this is just above the line we are indenting, we
|
|
|
6721 * are finished.
|
|
|
6722 * while (not)
|
|
|
6723 * -> here;
|
|
|
6724 * Otherwise this indent can be used when the line
|
|
|
6725 * before this is terminated.
|
|
|
6726 * yyy;
|
|
|
6727 * if (stat)
|
|
|
6728 * while (not)
|
|
|
6729 * xxx;
|
|
|
6730 * -> here;
|
|
|
6731 */
|
|
|
6732 amount = cur_amount;
|
|
|
6733 if (theline[0] == '{')
|
|
|
6734 amount += ind_open_extra;
|
|
|
6735 if (lookfor != LOOKFOR_TERM)
|
|
|
6736 {
|
|
|
6737 amount += ind_level + ind_no_brace;
|
|
|
6738 break;
|
|
|
6739 }
|
|
|
6740
|
|
|
6741 /*
|
|
|
6742 * Special trick: when expecting the while () after a
|
|
|
6743 * do, line up with the while()
|
|
|
6744 * do
|
|
|
6745 * x = 1;
|
|
|
6746 * -> here
|
|
|
6747 */
|
|
|
6748 l = skipwhite(ml_get_curline());
|
|
|
6749 if (cin_isdo(l))
|
|
|
6750 {
|
|
|
6751 if (whilelevel == 0)
|
|
|
6752 break;
|
|
|
6753 --whilelevel;
|
|
|
6754 }
|
|
|
6755
|
|
|
6756 /*
|
|
|
6757 * When searching for a terminated line, don't use the
|
|
|
6758 * one between the "if" and the "else".
|
|
|
6759 * Need to use the scope of this "else". XXX
|
|
|
6760 * If whilelevel != 0 continue looking for a "do {".
|
|
|
6761 */
|
|
|
6762 if (cin_iselse(l)
|
|
|
6763 && whilelevel == 0
|
|
|
6764 && ((trypos = find_start_brace(ind_maxcomment))
|
|
|
6765 == NULL
|
|
|
6766 || find_match(LOOKFOR_IF, trypos->lnum,
|
|
|
6767 ind_maxparen, ind_maxcomment) == FAIL))
|
|
|
6768 break;
|
|
|
6769 }
|
|
|
6770
|
|
|
6771 /*
|
|
|
6772 * If we're below an unterminated line that is not an
|
|
|
6773 * "if" or something, we may line up with this line or
|
|
|
6774 * add someting for a continuation line, depending on
|
|
|
6775 * the line before this one.
|
|
|
6776 */
|
|
|
6777 else
|
|
|
6778 {
|
|
|
6779 /*
|
|
|
6780 * Found two unterminated lines on a row, line up with
|
|
|
6781 * the last one.
|
|
|
6782 * c = 99 +
|
|
|
6783 * 100 +
|
|
|
6784 * -> here;
|
|
|
6785 */
|
|
|
6786 if (lookfor == LOOKFOR_UNTERM)
|
|
|
6787 {
|
|
|
6788 /* When line ends in a comma add extra indent */
|
|
|
6789 if (terminated == ',')
|
|
|
6790 amount += ind_continuation;
|
|
|
6791 break;
|
|
|
6792 }
|
|
|
6793
|
|
|
6794 if (lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
|
6795 {
|
|
|
6796 /* Found two lines ending in ',', lineup with the
|
|
|
6797 * lowest one, but check for cpp base class
|
|
|
6798 * declaration/initialization, if it is an
|
|
|
6799 * opening brace or we are looking just for
|
|
|
6800 * enumerations/initializations. */
|
|
|
6801 if (terminated == ',')
|
|
|
6802 {
|
|
|
6803 if (ind_cpp_baseclass == 0)
|
|
|
6804 break;
|
|
|
6805
|
|
|
6806 lookfor = LOOKFOR_CPP_BASECLASS;
|
|
|
6807 continue;
|
|
|
6808 }
|
|
|
6809
|
|
|
6810 /* Ignore unterminated lines in between, but
|
|
|
6811 * reduce indent. */
|
|
|
6812 if (amount > cur_amount)
|
|
|
6813 amount = cur_amount;
|
|
|
6814 }
|
|
|
6815 else
|
|
|
6816 {
|
|
|
6817 /*
|
|
|
6818 * Found first unterminated line on a row, may
|
|
|
6819 * line up with this line, remember its indent
|
|
|
6820 * 100 +
|
|
|
6821 * -> here;
|
|
|
6822 */
|
|
|
6823 amount = cur_amount;
|
|
|
6824
|
|
|
6825 /*
|
|
|
6826 * If previous line ends in ',', check whether we
|
|
|
6827 * are in an initialization or enum
|
|
|
6828 * struct xxx =
|
|
|
6829 * {
|
|
|
6830 * sizeof a,
|
|
|
6831 * 124 };
|
|
|
6832 * or a normal possible continuation line.
|
|
|
6833 * but only, of no other statement has been found
|
|
|
6834 * yet.
|
|
|
6835 */
|
|
|
6836 if (lookfor == LOOKFOR_INITIAL && terminated == ',')
|
|
|
6837 {
|
|
|
6838 lookfor = LOOKFOR_ENUM_OR_INIT;
|
|
|
6839 cont_amount = cin_first_id_amount();
|
|
|
6840 }
|
|
|
6841 else
|
|
|
6842 {
|
|
|
6843 if (lookfor == LOOKFOR_INITIAL
|
|
|
6844 && *l != NUL
|
|
|
6845 && l[STRLEN(l) - 1] == '\\')
|
|
|
6846 /* XXX */
|
|
|
6847 cont_amount = cin_get_equal_amount(
|
|
|
6848 curwin->w_cursor.lnum);
|
|
|
6849 if (lookfor != LOOKFOR_TERM)
|
|
|
6850 lookfor = LOOKFOR_UNTERM;
|
|
|
6851 }
|
|
|
6852 }
|
|
|
6853 }
|
|
|
6854 }
|
|
|
6855
|
|
|
6856 /*
|
|
|
6857 * Check if we are after a while (cond);
|
|
|
6858 * If so: Ignore until the matching "do".
|
|
|
6859 */
|
|
|
6860 /* XXX */
|
|
|
6861 else if (cin_iswhileofdo(l,
|
|
|
6862 curwin->w_cursor.lnum, ind_maxparen))
|
|
|
6863 {
|
|
|
6864 /*
|
|
|
6865 * Found an unterminated line after a while ();, line up
|
|
|
6866 * with the last one.
|
|
|
6867 * while (cond);
|
|
|
6868 * 100 + <- line up with this one
|
|
|
6869 * -> here;
|
|
|
6870 */
|
|
|
6871 if (lookfor == LOOKFOR_UNTERM
|
|
|
6872 || lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
|
6873 {
|
|
|
6874 if (cont_amount > 0)
|
|
|
6875 amount = cont_amount;
|
|
|
6876 else
|
|
|
6877 amount += ind_continuation;
|
|
|
6878 break;
|
|
|
6879 }
|
|
|
6880
|
|
|
6881 if (whilelevel == 0)
|
|
|
6882 {
|
|
|
6883 lookfor = LOOKFOR_TERM;
|
|
|
6884 amount = get_indent(); /* XXX */
|
|
|
6885 if (theline[0] == '{')
|
|
|
6886 amount += ind_open_extra;
|
|
|
6887 }
|
|
|
6888 ++whilelevel;
|
|
|
6889 }
|
|
|
6890
|
|
|
6891 /*
|
|
|
6892 * We are after a "normal" statement.
|
|
|
6893 * If we had another statement we can stop now and use the
|
|
|
6894 * indent of that other statement.
|
|
|
6895 * Otherwise the indent of the current statement may be used,
|
|
|
6896 * search backwards for the next "normal" statement.
|
|
|
6897 */
|
|
|
6898 else
|
|
|
6899 {
|
|
|
6900 /*
|
|
|
6901 * Skip single break line, if before a switch label. It
|
|
|
6902 * may be lined up with the case label.
|
|
|
6903 */
|
|
|
6904 if (lookfor == LOOKFOR_NOBREAK
|
|
|
6905 && cin_isbreak(skipwhite(ml_get_curline())))
|
|
|
6906 {
|
|
|
6907 lookfor = LOOKFOR_ANY;
|
|
|
6908 continue;
|
|
|
6909 }
|
|
|
6910
|
|
|
6911 /*
|
|
|
6912 * Handle "do {" line.
|
|
|
6913 */
|
|
|
6914 if (whilelevel > 0)
|
|
|
6915 {
|
|
|
6916 l = cin_skipcomment(ml_get_curline());
|
|
|
6917 if (cin_isdo(l))
|
|
|
6918 {
|
|
|
6919 amount = get_indent(); /* XXX */
|
|
|
6920 --whilelevel;
|
|
|
6921 continue;
|
|
|
6922 }
|
|
|
6923 }
|
|
|
6924
|
|
|
6925 /*
|
|
|
6926 * Found a terminated line above an unterminated line. Add
|
|
|
6927 * the amount for a continuation line.
|
|
|
6928 * x = 1;
|
|
|
6929 * y = foo +
|
|
|
6930 * -> here;
|
|
|
6931 * or
|
|
|
6932 * int x = 1;
|
|
|
6933 * int foo,
|
|
|
6934 * -> here;
|
|
|
6935 */
|
|
|
6936 if (lookfor == LOOKFOR_UNTERM
|
|
|
6937 || lookfor == LOOKFOR_ENUM_OR_INIT)
|
|
|
6938 {
|
|
|
6939 if (cont_amount > 0)
|
|
|
6940 amount = cont_amount;
|
|
|
6941 else
|
|
|
6942 amount += ind_continuation;
|
|
|
6943 break;
|
|
|
6944 }
|
|
|
6945
|
|
|
6946 /*
|
|
|
6947 * Found a terminated line above a terminated line or "if"
|
|
|
6948 * etc. line. Use the amount of the line below us.
|
|
|
6949 * x = 1; x = 1;
|
|
|
6950 * if (asdf) y = 2;
|
|
|
6951 * while (asdf) ->here;
|
|
|
6952 * here;
|
|
|
6953 * ->foo;
|
|
|
6954 */
|
|
|
6955 if (lookfor == LOOKFOR_TERM)
|
|
|
6956 {
|
|
|
6957 if (!lookfor_break && whilelevel == 0)
|
|
|
6958 break;
|
|
|
6959 }
|
|
|
6960
|
|
|
6961 /*
|
|
|
6962 * First line above the one we're indenting is terminated.
|
|
|
6963 * To know what needs to be done look further backward for
|
|
|
6964 * a terminated line.
|
|
|
6965 */
|
|
|
6966 else
|
|
|
6967 {
|
|
|
6968 /*
|
|
|
6969 * position the cursor over the rightmost paren, so
|
|
|
6970 * that matching it will take us back to the start of
|
|
|
6971 * the line. Helps for:
|
|
|
6972 * func(asdr,
|
|
|
6973 * asdfasdf);
|
|
|
6974 * here;
|
|
|
6975 */
|
|
|
6976 term_again:
|
|
|
6977 l = ml_get_curline();
|
|
|
6978 if (find_last_paren(l, '(', ')')
|
|
|
6979 && (trypos = find_match_paren(ind_maxparen,
|
|
|
6980 ind_maxcomment)) != NULL)
|
|
|
6981 {
|
|
|
6982 /*
|
|
|
6983 * Check if we are on a case label now. This is
|
|
|
6984 * handled above.
|
|
|
6985 * case xx: if ( asdf &&
|
|
|
6986 * asdf)
|
|
|
6987 */
|
|
|
6988 curwin->w_cursor.lnum = trypos->lnum;
|
|
|
6989 l = ml_get_curline();
|
|
|
6990 if (cin_iscase(l) || cin_isscopedecl(l))
|
|
|
6991 {
|
|
|
6992 ++curwin->w_cursor.lnum;
|
|
|
6993 continue;
|
|
|
6994 }
|
|
|
6995 }
|
|
|
6996
|
|
|
6997 /* When aligning with the case statement, don't align
|
|
|
6998 * with a statement after it.
|
|
|
6999 * case 1: { <-- don't use this { position
|
|
|
7000 * stat;
|
|
|
7001 * }
|
|
|
7002 * case 2:
|
|
|
7003 * stat;
|
|
|
7004 * }
|
|
|
7005 */
|
|
|
7006 iscase = (ind_keep_case_label && cin_iscase(l));
|
|
|
7007
|
|
|
7008 /*
|
|
|
7009 * Get indent and pointer to text for current line,
|
|
|
7010 * ignoring any jump label.
|
|
|
7011 */
|
|
|
7012 amount = skip_label(curwin->w_cursor.lnum,
|
|
|
7013 &l, ind_maxcomment);
|
|
|
7014
|
|
|
7015 if (theline[0] == '{')
|
|
|
7016 amount += ind_open_extra;
|
|
|
7017 /* See remark above: "Only add ind_open_extra.." */
|
|
|
7018 if (*skipwhite(l) == '{')
|
|
|
7019 amount -= ind_open_extra;
|
|
|
7020 lookfor = iscase ? LOOKFOR_ANY : LOOKFOR_TERM;
|
|
|
7021
|
|
|
7022 /*
|
|
|
7023 * If we're at the end of a block, skip to the start of
|
|
|
7024 * that block.
|
|
|
7025 */
|
|
|
7026 curwin->w_cursor.col = 0;
|
|
|
7027 if (*cin_skipcomment(l) == '}'
|
|
|
7028 && (trypos = find_start_brace(ind_maxcomment))
|
|
|
7029 != NULL) /* XXX */
|
|
|
7030 {
|
|
|
7031 curwin->w_cursor.lnum = trypos->lnum;
|
|
|
7032 /* if not "else {" check for terminated again */
|
|
|
7033 /* but skip block for "} else {" */
|
|
|
7034 l = cin_skipcomment(ml_get_curline());
|
|
|
7035 if (*l == '}' || !cin_iselse(l))
|
|
|
7036 goto term_again;
|
|
|
7037 ++curwin->w_cursor.lnum;
|
|
|
7038 }
|
|
|
7039 }
|
|
|
7040 }
|
|
|
7041 }
|
|
|
7042 }
|
|
|
7043 }
|
|
|
7044
|
|
|
7045 /* add extra indent for a comment */
|
|
|
7046 if (cin_iscomment(theline))
|
|
|
7047 amount += ind_comment;
|
|
|
7048 }
|
|
|
7049
|
|
|
7050 /*
|
|
|
7051 * ok -- we're not inside any sort of structure at all!
|
|
|
7052 *
|
|
|
7053 * this means we're at the top level, and everything should
|
|
|
7054 * basically just match where the previous line is, except
|
|
|
7055 * for the lines immediately following a function declaration,
|
|
|
7056 * which are K&R-style parameters and need to be indented.
|
|
|
7057 */
|
|
|
7058 else
|
|
|
7059 {
|
|
|
7060 /*
|
|
|
7061 * if our line starts with an open brace, forget about any
|
|
|
7062 * prevailing indent and make sure it looks like the start
|
|
|
7063 * of a function
|
|
|
7064 */
|
|
|
7065
|
|
|
7066 if (theline[0] == '{')
|
|
|
7067 {
|
|
|
7068 amount = ind_first_open;
|
|
|
7069 }
|
|
|
7070
|
|
|
7071 /*
|
|
|
7072 * If the NEXT line is a function declaration, the current
|
|
|
7073 * line needs to be indented as a function type spec.
|
|
|
7074 * Don't do this if the current line looks like a comment
|
|
|
7075 * or if the current line is terminated, ie. ends in ';'.
|
|
|
7076 */
|
|
|
7077 else if (cur_curpos.lnum < curbuf->b_ml.ml_line_count
|
|
|
7078 && !cin_nocode(theline)
|
|
|
7079 && !cin_ends_in(theline, (char_u *)":", NULL)
|
|
|
7080 && !cin_ends_in(theline, (char_u *)",", NULL)
|
|
|
7081 && cin_isfuncdecl(NULL, cur_curpos.lnum + 1)
|
|
|
7082 && !cin_isterminated(theline, FALSE, TRUE))
|
|
|
7083 {
|
|
|
7084 amount = ind_func_type;
|
|
|
7085 }
|
|
|
7086 else
|
|
|
7087 {
|
|
|
7088 amount = 0;
|
|
|
7089 curwin->w_cursor = cur_curpos;
|
|
|
7090
|
|
|
7091 /* search backwards until we find something we recognize */
|
|
|
7092
|
|
|
7093 while (curwin->w_cursor.lnum > 1)
|
|
|
7094 {
|
|
|
7095 curwin->w_cursor.lnum--;
|
|
|
7096 curwin->w_cursor.col = 0;
|
|
|
7097
|
|
|
7098 l = ml_get_curline();
|
|
|
7099
|
|
|
7100 /*
|
|
|
7101 * If we're in a comment now, skip to the start of the comment.
|
|
|
7102 */ /* XXX */
|
|
|
7103 if ((trypos = find_start_comment(ind_maxcomment)) != NULL)
|
|
|
7104 {
|
|
|
7105 curwin->w_cursor.lnum = trypos->lnum + 1;
|
|
|
7106 continue;
|
|
|
7107 }
|
|
|
7108
|
|
|
7109 /*
|
|
|
7110 * Are we at the start of a cpp base class declaration or constructor
|
|
|
7111 * initialization?
|
|
|
7112 */ /* XXX */
|
|
|
7113 if (ind_cpp_baseclass != 0 && theline[0] != '{'
|
|
|
7114 && cin_is_cpp_baseclass(l, &col))
|
|
|
7115 {
|
|
|
7116 if (col == 0)
|
|
|
7117 {
|
|
|
7118 amount = get_indent() + ind_cpp_baseclass; /* XXX */
|
|
|
7119 if (find_last_paren(l, '(', ')')
|
|
|
7120 && (trypos = find_match_paren(ind_maxparen,
|
|
|
7121 ind_maxcomment)) != NULL)
|
|
|
7122 amount = get_indent_lnum(trypos->lnum)
|
|
|
7123 + ind_cpp_baseclass; /* XXX */
|
|
|
7124 }
|
|
|
7125 else
|
|
|
7126 {
|
|
|
7127 curwin->w_cursor.col = col;
|
|
|
7128 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL);
|
|
|
7129 amount = (int)col;
|
|
|
7130 }
|
|
|
7131 break;
|
|
|
7132 }
|
|
|
7133
|
|
|
7134 /*
|
|
|
7135 * Skip preprocessor directives and blank lines.
|
|
|
7136 */
|
|
|
7137 if (cin_ispreproc_cont(&l, &curwin->w_cursor.lnum))
|
|
|
7138 continue;
|
|
|
7139
|
|
|
7140 if (cin_nocode(l))
|
|
|
7141 continue;
|
|
|
7142
|
|
|
7143 /*
|
|
|
7144 * If the previous line ends in ',', use one level of
|
|
|
7145 * indentation:
|
|
|
7146 * int foo,
|
|
|
7147 * bar;
|
|
|
7148 * do this before checking for '}' in case of eg.
|
|
|
7149 * enum foobar
|
|
|
7150 * {
|
|
|
7151 * ...
|
|
|
7152 * } foo,
|
|
|
7153 * bar;
|
|
|
7154 */
|
|
|
7155 n = 0;
|
|
|
7156 if (cin_ends_in(l, (char_u *)",", NULL)
|
|
|
7157 || (*l != NUL && (n = l[STRLEN(l) - 1]) == '\\'))
|
|
|
7158 {
|
|
|
7159 /* take us back to opening paren */
|
|
|
7160 if (find_last_paren(l, '(', ')')
|
|
|
7161 && (trypos = find_match_paren(ind_maxparen,
|
|
|
7162 ind_maxcomment)) != NULL)
|
|
|
7163 curwin->w_cursor.lnum = trypos->lnum;
|
|
|
7164
|
|
|
7165 /* For a line ending in ',' that is a continuation line go
|
|
|
7166 * back to the first line with a backslash:
|
|
|
7167 * char *foo = "bla\
|
|
|
7168 * bla",
|
|
|
7169 * here;
|
|
|
7170 */
|
|
|
7171 while (n == 0 && curwin->w_cursor.lnum > 1)
|
|
|
7172 {
|
|
|
7173 l = ml_get(curwin->w_cursor.lnum - 1);
|
|
|
7174 if (*l == NUL || l[STRLEN(l) - 1] != '\\')
|
|
|
7175 break;
|
|
|
7176 --curwin->w_cursor.lnum;
|
|
|
7177 }
|
|
|
7178
|
|
|
7179 amount = get_indent(); /* XXX */
|
|
|
7180
|
|
|
7181 if (amount == 0)
|
|
|
7182 amount = cin_first_id_amount();
|
|
|
7183 if (amount == 0)
|
|
|
7184 amount = ind_continuation;
|
|
|
7185 break;
|
|
|
7186 }
|
|
|
7187
|
|
|
7188 /*
|
|
|
7189 * If the line looks like a function declaration, and we're
|
|
|
7190 * not in a comment, put it the left margin.
|
|
|
7191 */
|
|
|
7192 if (cin_isfuncdecl(NULL, cur_curpos.lnum)) /* XXX */
|
|
|
7193 break;
|
|
|
7194 l = ml_get_curline();
|
|
|
7195
|
|
|
7196 /*
|
|
|
7197 * Finding the closing '}' of a previous function. Put
|
|
|
7198 * current line at the left margin. For when 'cino' has "fs".
|
|
|
7199 */
|
|
|
7200 if (*skipwhite(l) == '}')
|
|
|
7201 break;
|
|
|
7202
|
|
|
7203 /* (matching {)
|
|
|
7204 * If the previous line ends on '};' (maybe followed by
|
|
|
7205 * comments) align at column 0. For example:
|
|
|
7206 * char *string_array[] = { "foo",
|
|
|
7207 * / * x * / "b};ar" }; / * foobar * /
|
|
|
7208 */
|
|
|
7209 if (cin_ends_in(l, (char_u *)"};", NULL))
|
|
|
7210 break;
|
|
|
7211
|
|
|
7212 /*
|
|
|
7213 * If the PREVIOUS line is a function declaration, the current
|
|
|
7214 * line (and the ones that follow) needs to be indented as
|
|
|
7215 * parameters.
|
|
|
7216 */
|
|
|
7217 if (cin_isfuncdecl(&l, curwin->w_cursor.lnum))
|
|
|
7218 {
|
|
|
7219 amount = ind_param;
|
|
|
7220 break;
|
|
|
7221 }
|
|
|
7222
|
|
|
7223 /*
|
|
|
7224 * If the previous line ends in ';' and the line before the
|
|
|
7225 * previous line ends in ',' or '\', ident to column zero:
|
|
|
7226 * int foo,
|
|
|
7227 * bar;
|
|
|
7228 * indent_to_0 here;
|
|
|
7229 */
|
|
|
7230 if (cin_ends_in(l, (char_u*)";", NULL))
|
|
|
7231 {
|
|
|
7232 l = ml_get(curwin->w_cursor.lnum - 1);
|
|
|
7233 if (cin_ends_in(l, (char_u *)",", NULL)
|
|
|
7234 || (*l != NUL && l[STRLEN(l) - 1] == '\\'))
|
|
|
7235 break;
|
|
|
7236 l = ml_get_curline();
|
|
|
7237 }
|
|
|
7238
|
|
|
7239 /*
|
|
|
7240 * Doesn't look like anything interesting -- so just
|
|
|
7241 * use the indent of this line.
|
|
|
7242 *
|
|
|
7243 * Position the cursor over the rightmost paren, so that
|
|
|
7244 * matching it will take us back to the start of the line.
|
|
|
7245 */
|
|
|
7246 find_last_paren(l, '(', ')');
|
|
|
7247
|
|
|
7248 if ((trypos = find_match_paren(ind_maxparen,
|
|
|
7249 ind_maxcomment)) != NULL)
|
|
|
7250 curwin->w_cursor.lnum = trypos->lnum;
|
|
|
7251 amount = get_indent(); /* XXX */
|
|
|
7252 break;
|
|
|
7253 }
|
|
|
7254
|
|
|
7255 /* add extra indent for a comment */
|
|
|
7256 if (cin_iscomment(theline))
|
|
|
7257 amount += ind_comment;
|
|
|
7258
|
|
|
7259 /* add extra indent if the previous line ended in a backslash:
|
|
|
7260 * "asdfasdf\
|
|
|
7261 * here";
|
|
|
7262 * char *foo = "asdf\
|
|
|
7263 * here";
|
|
|
7264 */
|
|
|
7265 if (cur_curpos.lnum > 1)
|
|
|
7266 {
|
|
|
7267 l = ml_get(cur_curpos.lnum - 1);
|
|
|
7268 if (*l != NUL && l[STRLEN(l) - 1] == '\\')
|
|
|
7269 {
|
|
|
7270 cur_amount = cin_get_equal_amount(cur_curpos.lnum - 1);
|
|
|
7271 if (cur_amount > 0)
|
|
|
7272 amount = cur_amount;
|
|
|
7273 else if (cur_amount == 0)
|
|
|
7274 amount += ind_continuation;
|
|
|
7275 }
|
|
|
7276 }
|
|
|
7277 }
|
|
|
7278 }
|
|
|
7279
|
|
|
7280 theend:
|
|
|
7281 /* put the cursor back where it belongs */
|
|
|
7282 curwin->w_cursor = cur_curpos;
|
|
|
7283
|
|
|
7284 vim_free(linecopy);
|
|
|
7285
|
|
|
7286 if (amount < 0)
|
|
|
7287 return 0;
|
|
|
7288 return amount;
|
|
|
7289 }
|
|
|
7290
|
|
|
7291 static int
|
|
|
7292 find_match(lookfor, ourscope, ind_maxparen, ind_maxcomment)
|
|
|
7293 int lookfor;
|
|
|
7294 linenr_T ourscope;
|
|
|
7295 int ind_maxparen;
|
|
|
7296 int ind_maxcomment;
|
|
|
7297 {
|
|
|
7298 char_u *look;
|
|
|
7299 pos_T *theirscope;
|
|
|
7300 char_u *mightbeif;
|
|
|
7301 int elselevel;
|
|
|
7302 int whilelevel;
|
|
|
7303
|
|
|
7304 if (lookfor == LOOKFOR_IF)
|
|
|
7305 {
|
|
|
7306 elselevel = 1;
|
|
|
7307 whilelevel = 0;
|
|
|
7308 }
|
|
|
7309 else
|
|
|
7310 {
|
|
|
7311 elselevel = 0;
|
|
|
7312 whilelevel = 1;
|
|
|
7313 }
|
|
|
7314
|
|
|
7315 curwin->w_cursor.col = 0;
|
|
|
7316
|
|
|
7317 while (curwin->w_cursor.lnum > ourscope + 1)
|
|
|
7318 {
|
|
|
7319 curwin->w_cursor.lnum--;
|
|
|
7320 curwin->w_cursor.col = 0;
|
|
|
7321
|
|
|
7322 look = cin_skipcomment(ml_get_curline());
|
|
|
7323 if (cin_iselse(look)
|
|
|
7324 || cin_isif(look)
|
|
|
7325 || cin_isdo(look) /* XXX */
|
|
|
7326 || cin_iswhileofdo(look, curwin->w_cursor.lnum, ind_maxparen))
|
|
|
7327 {
|
|
|
7328 /*
|
|
|
7329 * if we've gone outside the braces entirely,
|
|
|
7330 * we must be out of scope...
|
|
|
7331 */
|
|
|
7332 theirscope = find_start_brace(ind_maxcomment); /* XXX */
|
|
|
7333 if (theirscope == NULL)
|
|
|
7334 break;
|
|
|
7335
|
|
|
7336 /*
|
|
|
7337 * and if the brace enclosing this is further
|
|
|
7338 * back than the one enclosing the else, we're
|
|
|
7339 * out of luck too.
|
|
|
7340 */
|
|
|
7341 if (theirscope->lnum < ourscope)
|
|
|
7342 break;
|
|
|
7343
|
|
|
7344 /*
|
|
|
7345 * and if they're enclosed in a *deeper* brace,
|
|
|
7346 * then we can ignore it because it's in a
|
|
|
7347 * different scope...
|
|
|
7348 */
|
|
|
7349 if (theirscope->lnum > ourscope)
|
|
|
7350 continue;
|
|
|
7351
|
|
|
7352 /*
|
|
|
7353 * if it was an "else" (that's not an "else if")
|
|
|
7354 * then we need to go back to another if, so
|
|
|
7355 * increment elselevel
|
|
|
7356 */
|
|
|
7357 look = cin_skipcomment(ml_get_curline());
|
|
|
7358 if (cin_iselse(look))
|
|
|
7359 {
|
|
|
7360 mightbeif = cin_skipcomment(look + 4);
|
|
|
7361 if (!cin_isif(mightbeif))
|
|
|
7362 ++elselevel;
|
|
|
7363 continue;
|
|
|
7364 }
|
|
|
7365
|
|
|
7366 /*
|
|
|
7367 * if it was a "while" then we need to go back to
|
|
|
7368 * another "do", so increment whilelevel. XXX
|
|
|
7369 */
|
|
|
7370 if (cin_iswhileofdo(look, curwin->w_cursor.lnum, ind_maxparen))
|
|
|
7371 {
|
|
|
7372 ++whilelevel;
|
|
|
7373 continue;
|
|
|
7374 }
|
|
|
7375
|
|
|
7376 /* If it's an "if" decrement elselevel */
|
|
|
7377 look = cin_skipcomment(ml_get_curline());
|
|
|
7378 if (cin_isif(look))
|
|
|
7379 {
|
|
|
7380 elselevel--;
|
|
|
7381 /*
|
|
|
7382 * When looking for an "if" ignore "while"s that
|
|
|
7383 * get in the way.
|
|
|
7384 */
|
|
|
7385 if (elselevel == 0 && lookfor == LOOKFOR_IF)
|
|
|
7386 whilelevel = 0;
|
|
|
7387 }
|
|
|
7388
|
|
|
7389 /* If it's a "do" decrement whilelevel */
|
|
|
7390 if (cin_isdo(look))
|
|
|
7391 whilelevel--;
|
|
|
7392
|
|
|
7393 /*
|
|
|
7394 * if we've used up all the elses, then
|
|
|
7395 * this must be the if that we want!
|
|
|
7396 * match the indent level of that if.
|
|
|
7397 */
|
|
|
7398 if (elselevel <= 0 && whilelevel <= 0)
|
|
|
7399 {
|
|
|
7400 return OK;
|
|
|
7401 }
|
|
|
7402 }
|
|
|
7403 }
|
|
|
7404 return FAIL;
|
|
|
7405 }
|
|
|
7406
|
|
|
7407 # if defined(FEAT_EVAL) || defined(PROTO)
|
|
|
7408 /*
|
|
|
7409 * Get indent level from 'indentexpr'.
|
|
|
7410 */
|
|
|
7411 int
|
|
|
7412 get_expr_indent()
|
|
|
7413 {
|
|
|
7414 int indent;
|
|
|
7415 pos_T pos;
|
|
|
7416 int save_State;
|
|
|
7417
|
|
|
7418 pos = curwin->w_cursor;
|
|
|
7419 set_vim_var_nr(VV_LNUM, curwin->w_cursor.lnum);
|
|
|
7420 ++sandbox;
|
|
|
7421 indent = eval_to_number(curbuf->b_p_inde);
|
|
|
7422 --sandbox;
|
|
|
7423
|
|
|
7424 /* Restore the cursor position so that 'indentexpr' doesn't need to.
|
|
|
7425 * Pretend to be in Insert mode, allow cursor past end of line for "o"
|
|
|
7426 * command. */
|
|
|
7427 save_State = State;
|
|
|
7428 State = INSERT;
|
|
|
7429 curwin->w_cursor = pos;
|
|
|
7430 check_cursor();
|
|
|
7431 State = save_State;
|
|
|
7432
|
|
|
7433 /* If there is an error, just keep the current indent. */
|
|
|
7434 if (indent < 0)
|
|
|
7435 indent = get_indent();
|
|
|
7436
|
|
|
7437 return indent;
|
|
|
7438 }
|
|
|
7439 # endif
|
|
|
7440
|
|
|
7441 #endif /* FEAT_CINDENT */
|
|
|
7442
|
|
|
7443 #if defined(FEAT_LISP) || defined(PROTO)
|
|
|
7444
|
|
|
7445 static int lisp_match __ARGS((char_u *p));
|
|
|
7446
|
|
|
7447 static int
|
|
|
7448 lisp_match(p)
|
|
|
7449 char_u *p;
|
|
|
7450 {
|
|
|
7451 char_u buf[LSIZE];
|
|
|
7452 int len;
|
|
|
7453 char_u *word = p_lispwords;
|
|
|
7454
|
|
|
7455 while (*word != NUL)
|
|
|
7456 {
|
|
|
7457 (void)copy_option_part(&word, buf, LSIZE, ",");
|
|
|
7458 len = (int)STRLEN(buf);
|
|
|
7459 if (STRNCMP(buf, p, len) == 0 && p[len] == ' ')
|
|
|
7460 return TRUE;
|
|
|
7461 }
|
|
|
7462 return FALSE;
|
|
|
7463 }
|
|
|
7464
|
|
|
7465 /*
|
|
|
7466 * When 'p' is present in 'cpoptions, a Vi compatible method is used.
|
|
|
7467 * The incompatible newer method is quite a bit better at indenting
|
|
|
7468 * code in lisp-like languages than the traditional one; it's still
|
|
|
7469 * mostly heuristics however -- Dirk van Deun, dirk@rave.org
|
|
|
7470 *
|
|
|
7471 * TODO:
|
|
|
7472 * Findmatch() should be adapted for lisp, also to make showmatch
|
|
|
7473 * work correctly: now (v5.3) it seems all C/C++ oriented:
|
|
|
7474 * - it does not recognize the #\( and #\) notations as character literals
|
|
|
7475 * - it doesn't know about comments starting with a semicolon
|
|
|
7476 * - it incorrectly interprets '(' as a character literal
|
|
|
7477 * All this messes up get_lisp_indent in some rare cases.
|
|
14
|
7478 * Update from Sergey Khorev:
|
|
|
7479 * I tried to fix the first two issues.
|
|
7
|
7480 */
|
|
|
7481 int
|
|
|
7482 get_lisp_indent()
|
|
|
7483 {
|
|
14
|
7484 pos_T *pos, realpos, paren;
|
|
7
|
7485 int amount;
|
|
|
7486 char_u *that;
|
|
|
7487 colnr_T col;
|
|
|
7488 colnr_T firsttry;
|
|
|
7489 int parencount, quotecount;
|
|
|
7490 int vi_lisp;
|
|
|
7491
|
|
|
7492 /* Set vi_lisp to use the vi-compatible method */
|
|
|
7493 vi_lisp = (vim_strchr(p_cpo, CPO_LISP) != NULL);
|
|
|
7494
|
|
|
7495 realpos = curwin->w_cursor;
|
|
|
7496 curwin->w_cursor.col = 0;
|
|
|
7497
|
|
14
|
7498 if ((pos = findmatch(NULL, '(')) == NULL)
|
|
|
7499 pos = findmatch(NULL, '[');
|
|
|
7500 else
|
|
|
7501 {
|
|
|
7502 paren = *pos;
|
|
|
7503 pos = findmatch(NULL, '[');
|
|
|
7504 if (pos == NULL || ltp(pos, &paren))
|
|
|
7505 pos = &paren;
|
|
|
7506 }
|
|
|
7507 if (pos != NULL)
|
|
7
|
7508 {
|
|
|
7509 /* Extra trick: Take the indent of the first previous non-white
|
|
|
7510 * line that is at the same () level. */
|
|
|
7511 amount = -1;
|
|
|
7512 parencount = 0;
|
|
|
7513
|
|
|
7514 while (--curwin->w_cursor.lnum >= pos->lnum)
|
|
|
7515 {
|
|
|
7516 if (linewhite(curwin->w_cursor.lnum))
|
|
|
7517 continue;
|
|
|
7518 for (that = ml_get_curline(); *that != NUL; ++that)
|
|
|
7519 {
|
|
|
7520 if (*that == ';')
|
|
|
7521 {
|
|
|
7522 while (*(that + 1) != NUL)
|
|
|
7523 ++that;
|
|
|
7524 continue;
|
|
|
7525 }
|
|
|
7526 if (*that == '\\')
|
|
|
7527 {
|
|
|
7528 if (*(that + 1) != NUL)
|
|
|
7529 ++that;
|
|
|
7530 continue;
|
|
|
7531 }
|
|
|
7532 if (*that == '"' && *(that + 1) != NUL)
|
|
|
7533 {
|
|
|
7534 that++;
|
|
|
7535 while (*that && (*that != '"' || *(that - 1) == '\\'))
|
|
|
7536 ++that;
|
|
|
7537 }
|
|
14
|
7538 if (*that == '(' || *that == '[')
|
|
7
|
7539 ++parencount;
|
|
14
|
7540 else if (*that == ')' || *that == ']')
|
|
7
|
7541 --parencount;
|
|
|
7542 }
|
|
|
7543 if (parencount == 0)
|
|
|
7544 {
|
|
|
7545 amount = get_indent();
|
|
|
7546 break;
|
|
|
7547 }
|
|
|
7548 }
|
|
|
7549
|
|
|
7550 if (amount == -1)
|
|
|
7551 {
|
|
|
7552 curwin->w_cursor.lnum = pos->lnum;
|
|
|
7553 curwin->w_cursor.col = pos->col;
|
|
|
7554 col = pos->col;
|
|
|
7555
|
|
|
7556 that = ml_get_curline();
|
|
|
7557
|
|
|
7558 if (vi_lisp && get_indent() == 0)
|
|
|
7559 amount = 2;
|
|
|
7560 else
|
|
|
7561 {
|
|
|
7562 amount = 0;
|
|
|
7563 while (*that && col)
|
|
|
7564 {
|
|
|
7565 amount += lbr_chartabsize_adv(&that, (colnr_T)amount);
|
|
|
7566 col--;
|
|
|
7567 }
|
|
|
7568
|
|
|
7569 /*
|
|
|
7570 * Some keywords require "body" indenting rules (the
|
|
|
7571 * non-standard-lisp ones are Scheme special forms):
|
|
|
7572 *
|
|
|
7573 * (let ((a 1)) instead (let ((a 1))
|
|
|
7574 * (...)) of (...))
|
|
|
7575 */
|
|
|
7576
|
|
14
|
7577 if (!vi_lisp && (*that == '(' || *that == '[')
|
|
|
7578 && lisp_match(that + 1))
|
|
7
|
7579 amount += 2;
|
|
|
7580 else
|
|
|
7581 {
|
|
|
7582 that++;
|
|
|
7583 amount++;
|
|
|
7584 firsttry = amount;
|
|
|
7585
|
|
|
7586 while (vim_iswhite(*that))
|
|
|
7587 {
|
|
|
7588 amount += lbr_chartabsize(that, (colnr_T)amount);
|
|
|
7589 ++that;
|
|
|
7590 }
|
|
|
7591
|
|
|
7592 if (*that && *that != ';') /* not a comment line */
|
|
|
7593 {
|
|
|
7594 /* test *that != '(' to accomodate first let/do
|
|
|
7595 * argument if it is more than one line */
|
|
14
|
7596 if (!vi_lisp && *that != '(' && *that != '[')
|
|
7
|
7597 firsttry++;
|
|
|
7598
|
|
|
7599 parencount = 0;
|
|
|
7600 quotecount = 0;
|
|
|
7601
|
|
|
7602 if (vi_lisp
|
|
|
7603 || (*that != '"'
|
|
|
7604 && *that != '\''
|
|
|
7605 && *that != '#'
|
|
|
7606 && (*that < '0' || *that > '9')))
|
|
|
7607 {
|
|
|
7608 while (*that
|
|
|
7609 && (!vim_iswhite(*that)
|
|
|
7610 || quotecount
|
|
|
7611 || parencount)
|
|
14
|
7612 && (!((*that == '(' || *that == '[')
|
|
7
|
7613 && !quotecount
|
|
|
7614 && !parencount
|
|
|
7615 && vi_lisp)))
|
|
|
7616 {
|
|
|
7617 if (*that == '"')
|
|
|
7618 quotecount = !quotecount;
|
|
14
|
7619 if ((*that == '(' || *that == '[')
|
|
|
7620 && !quotecount)
|
|
7
|
7621 ++parencount;
|
|
14
|
7622 if ((*that == ')' || *that == ']')
|
|
|
7623 && !quotecount)
|
|
7
|
7624 --parencount;
|
|
|
7625 if (*that == '\\' && *(that+1) != NUL)
|
|
|
7626 amount += lbr_chartabsize_adv(&that,
|
|
|
7627 (colnr_T)amount);
|
|
|
7628 amount += lbr_chartabsize_adv(&that,
|
|
|
7629 (colnr_T)amount);
|
|
|
7630 }
|
|
|
7631 }
|
|
|
7632 while (vim_iswhite(*that))
|
|
|
7633 {
|
|
|
7634 amount += lbr_chartabsize(that, (colnr_T)amount);
|
|
|
7635 that++;
|
|
|
7636 }
|
|
|
7637 if (!*that || *that == ';')
|
|
|
7638 amount = firsttry;
|
|
|
7639 }
|
|
|
7640 }
|
|
|
7641 }
|
|
|
7642 }
|
|
|
7643 }
|
|
|
7644 else
|
|
14
|
7645 amount = 0; /* no matching '(' or '[' found, use zero indent */
|
|
7
|
7646
|
|
|
7647 curwin->w_cursor = realpos;
|
|
|
7648
|
|
|
7649 return amount;
|
|
|
7650 }
|
|
|
7651 #endif /* FEAT_LISP */
|
|
|
7652
|
|
|
7653 void
|
|
|
7654 prepare_to_exit()
|
|
|
7655 {
|
|
|
7656 #ifdef FEAT_GUI
|
|
|
7657 if (gui.in_use)
|
|
|
7658 {
|
|
|
7659 gui.dying = TRUE;
|
|
|
7660 out_trash(); /* trash any pending output */
|
|
|
7661 }
|
|
|
7662 else
|
|
|
7663 #endif
|
|
|
7664 {
|
|
|
7665 windgoto((int)Rows - 1, 0);
|
|
|
7666
|
|
|
7667 /*
|
|
|
7668 * Switch terminal mode back now, so messages end up on the "normal"
|
|
|
7669 * screen (if there are two screens).
|
|
|
7670 */
|
|
|
7671 settmode(TMODE_COOK);
|
|
|
7672 #ifdef WIN3264
|
|
|
7673 if (can_end_termcap_mode(FALSE) == TRUE)
|
|
|
7674 #endif
|
|
|
7675 stoptermcap();
|
|
|
7676 out_flush();
|
|
|
7677 }
|
|
|
7678 }
|
|
|
7679
|
|
|
7680 /*
|
|
|
7681 * Preserve files and exit.
|
|
|
7682 * When called IObuff must contain a message.
|
|
|
7683 */
|
|
|
7684 void
|
|
|
7685 preserve_exit()
|
|
|
7686 {
|
|
|
7687 buf_T *buf;
|
|
|
7688
|
|
|
7689 prepare_to_exit();
|
|
|
7690
|
|
|
7691 out_str(IObuff);
|
|
|
7692 screen_start(); /* don't know where cursor is now */
|
|
|
7693 out_flush();
|
|
|
7694
|
|
|
7695 ml_close_notmod(); /* close all not-modified buffers */
|
|
|
7696
|
|
|
7697 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
|
7698 {
|
|
|
7699 if (buf->b_ml.ml_mfp != NULL && buf->b_ml.ml_mfp->mf_fname != NULL)
|
|
|
7700 {
|
|
|
7701 OUT_STR(_("Vim: preserving files...\n"));
|
|
|
7702 screen_start(); /* don't know where cursor is now */
|
|
|
7703 out_flush();
|
|
|
7704 ml_sync_all(FALSE, FALSE); /* preserve all swap files */
|
|
|
7705 break;
|
|
|
7706 }
|
|
|
7707 }
|
|
|
7708
|
|
|
7709 ml_close_all(FALSE); /* close all memfiles, without deleting */
|
|
|
7710
|
|
|
7711 OUT_STR(_("Vim: Finished.\n"));
|
|
|
7712
|
|
|
7713 getout(1);
|
|
|
7714 }
|
|
|
7715
|
|
|
7716 /*
|
|
|
7717 * return TRUE if "fname" exists.
|
|
|
7718 */
|
|
|
7719 int
|
|
|
7720 vim_fexists(fname)
|
|
|
7721 char_u *fname;
|
|
|
7722 {
|
|
|
7723 struct stat st;
|
|
|
7724
|
|
|
7725 if (mch_stat((char *)fname, &st))
|
|
|
7726 return FALSE;
|
|
|
7727 return TRUE;
|
|
|
7728 }
|
|
|
7729
|
|
|
7730 /*
|
|
|
7731 * Check for CTRL-C pressed, but only once in a while.
|
|
|
7732 * Should be used instead of ui_breakcheck() for functions that check for
|
|
|
7733 * each line in the file. Calling ui_breakcheck() each time takes too much
|
|
|
7734 * time, because it can be a system call.
|
|
|
7735 */
|
|
|
7736
|
|
|
7737 #ifndef BREAKCHECK_SKIP
|
|
|
7738 # ifdef FEAT_GUI /* assume the GUI only runs on fast computers */
|
|
|
7739 # define BREAKCHECK_SKIP 200
|
|
|
7740 # else
|
|
|
7741 # define BREAKCHECK_SKIP 32
|
|
|
7742 # endif
|
|
|
7743 #endif
|
|
|
7744
|
|
|
7745 static int breakcheck_count = 0;
|
|
|
7746
|
|
|
7747 void
|
|
|
7748 line_breakcheck()
|
|
|
7749 {
|
|
|
7750 if (++breakcheck_count >= BREAKCHECK_SKIP)
|
|
|
7751 {
|
|
|
7752 breakcheck_count = 0;
|
|
|
7753 ui_breakcheck();
|
|
|
7754 }
|
|
|
7755 }
|
|
|
7756
|
|
|
7757 /*
|
|
|
7758 * Like line_breakcheck() but check 10 times less often.
|
|
|
7759 */
|
|
|
7760 void
|
|
|
7761 fast_breakcheck()
|
|
|
7762 {
|
|
|
7763 if (++breakcheck_count >= BREAKCHECK_SKIP * 10)
|
|
|
7764 {
|
|
|
7765 breakcheck_count = 0;
|
|
|
7766 ui_breakcheck();
|
|
|
7767 }
|
|
|
7768 }
|
|
|
7769
|
|
|
7770 /*
|
|
|
7771 * Expand wildcards. Calls gen_expand_wildcards() and removes files matching
|
|
|
7772 * 'wildignore'.
|
|
|
7773 */
|
|
|
7774 int
|
|
|
7775 expand_wildcards(num_pat, pat, num_file, file, flags)
|
|
|
7776 int num_pat; /* number of input patterns */
|
|
|
7777 char_u **pat; /* array of input patterns */
|
|
|
7778 int *num_file; /* resulting number of files */
|
|
|
7779 char_u ***file; /* array of resulting files */
|
|
|
7780 int flags; /* EW_DIR, etc. */
|
|
|
7781 {
|
|
|
7782 int retval;
|
|
|
7783 int i, j;
|
|
|
7784 char_u *p;
|
|
|
7785 int non_suf_match; /* number without matching suffix */
|
|
|
7786
|
|
|
7787 retval = gen_expand_wildcards(num_pat, pat, num_file, file, flags);
|
|
|
7788
|
|
|
7789 /* When keeping all matches, return here */
|
|
|
7790 if (flags & EW_KEEPALL)
|
|
|
7791 return retval;
|
|
|
7792
|
|
|
7793 #ifdef FEAT_WILDIGN
|
|
|
7794 /*
|
|
|
7795 * Remove names that match 'wildignore'.
|
|
|
7796 */
|
|
|
7797 if (*p_wig)
|
|
|
7798 {
|
|
|
7799 char_u *ffname;
|
|
|
7800
|
|
|
7801 /* check all files in (*file)[] */
|
|
|
7802 for (i = 0; i < *num_file; ++i)
|
|
|
7803 {
|
|
|
7804 ffname = FullName_save((*file)[i], FALSE);
|
|
|
7805 if (ffname == NULL) /* out of memory */
|
|
|
7806 break;
|
|
|
7807 # ifdef VMS
|
|
|
7808 vms_remove_version(ffname);
|
|
|
7809 # endif
|
|
|
7810 if (match_file_list(p_wig, (*file)[i], ffname))
|
|
|
7811 {
|
|
|
7812 /* remove this matching file from the list */
|
|
|
7813 vim_free((*file)[i]);
|
|
|
7814 for (j = i; j + 1 < *num_file; ++j)
|
|
|
7815 (*file)[j] = (*file)[j + 1];
|
|
|
7816 --*num_file;
|
|
|
7817 --i;
|
|
|
7818 }
|
|
|
7819 vim_free(ffname);
|
|
|
7820 }
|
|
|
7821 }
|
|
|
7822 #endif
|
|
|
7823
|
|
|
7824 /*
|
|
|
7825 * Move the names where 'suffixes' match to the end.
|
|
|
7826 */
|
|
|
7827 if (*num_file > 1)
|
|
|
7828 {
|
|
|
7829 non_suf_match = 0;
|
|
|
7830 for (i = 0; i < *num_file; ++i)
|
|
|
7831 {
|
|
|
7832 if (!match_suffix((*file)[i]))
|
|
|
7833 {
|
|
|
7834 /*
|
|
|
7835 * Move the name without matching suffix to the front
|
|
|
7836 * of the list.
|
|
|
7837 */
|
|
|
7838 p = (*file)[i];
|
|
|
7839 for (j = i; j > non_suf_match; --j)
|
|
|
7840 (*file)[j] = (*file)[j - 1];
|
|
|
7841 (*file)[non_suf_match++] = p;
|
|
|
7842 }
|
|
|
7843 }
|
|
|
7844 }
|
|
|
7845
|
|
|
7846 return retval;
|
|
|
7847 }
|
|
|
7848
|
|
|
7849 /*
|
|
|
7850 * Return TRUE if "fname" matches with an entry in 'suffixes'.
|
|
|
7851 */
|
|
|
7852 int
|
|
|
7853 match_suffix(fname)
|
|
|
7854 char_u *fname;
|
|
|
7855 {
|
|
|
7856 int fnamelen, setsuflen;
|
|
|
7857 char_u *setsuf;
|
|
|
7858 #define MAXSUFLEN 30 /* maximum length of a file suffix */
|
|
|
7859 char_u suf_buf[MAXSUFLEN];
|
|
|
7860
|
|
|
7861 fnamelen = (int)STRLEN(fname);
|
|
|
7862 setsuflen = 0;
|
|
|
7863 for (setsuf = p_su; *setsuf; )
|
|
|
7864 {
|
|
|
7865 setsuflen = copy_option_part(&setsuf, suf_buf, MAXSUFLEN, ".,");
|
|
|
7866 if (fnamelen >= setsuflen
|
|
|
7867 && fnamencmp(suf_buf, fname + fnamelen - setsuflen,
|
|
|
7868 (size_t)setsuflen) == 0)
|
|
|
7869 break;
|
|
|
7870 setsuflen = 0;
|
|
|
7871 }
|
|
|
7872 return (setsuflen != 0);
|
|
|
7873 }
|
|
|
7874
|
|
|
7875 #if !defined(NO_EXPANDPATH) || defined(PROTO)
|
|
|
7876
|
|
|
7877 # ifdef VIM_BACKTICK
|
|
|
7878 static int vim_backtick __ARGS((char_u *p));
|
|
|
7879 static int expand_backtick __ARGS((garray_T *gap, char_u *pat, int flags));
|
|
|
7880 # endif
|
|
|
7881
|
|
|
7882 # if defined(MSDOS) || defined(FEAT_GUI_W16) || defined(WIN3264)
|
|
|
7883 /*
|
|
|
7884 * File name expansion code for MS-DOS, Win16 and Win32. It's here because
|
|
|
7885 * it's shared between these systems.
|
|
|
7886 */
|
|
|
7887 # if defined(DJGPP) || defined(PROTO)
|
|
|
7888 # define _cdecl /* DJGPP doesn't have this */
|
|
|
7889 # else
|
|
|
7890 # ifdef __BORLANDC__
|
|
|
7891 # define _cdecl _RTLENTRYF
|
|
|
7892 # endif
|
|
|
7893 # endif
|
|
|
7894
|
|
|
7895 /*
|
|
|
7896 * comparison function for qsort in dos_expandpath()
|
|
|
7897 */
|
|
|
7898 static int _cdecl
|
|
|
7899 pstrcmp(const void *a, const void *b)
|
|
|
7900 {
|
|
|
7901 return (pathcmp(*(char **)a, *(char **)b));
|
|
|
7902 }
|
|
|
7903
|
|
|
7904 # ifndef WIN3264
|
|
|
7905 static void
|
|
|
7906 namelowcpy(
|
|
|
7907 char_u *d,
|
|
|
7908 char_u *s)
|
|
|
7909 {
|
|
|
7910 # ifdef DJGPP
|
|
|
7911 if (USE_LONG_FNAME) /* don't lower case on Windows 95/NT systems */
|
|
|
7912 while (*s)
|
|
|
7913 *d++ = *s++;
|
|
|
7914 else
|
|
|
7915 # endif
|
|
|
7916 while (*s)
|
|
|
7917 *d++ = TOLOWER_LOC(*s++);
|
|
|
7918 *d = NUL;
|
|
|
7919 }
|
|
|
7920 # endif
|
|
|
7921
|
|
|
7922 /*
|
|
|
7923 * Recursively build up a list of files in "gap" matching the first wildcard
|
|
|
7924 * in `path'. Called by expand_wildcards().
|
|
|
7925 * Return the number of matches found.
|
|
|
7926 * "path" has backslashes before chars that are not to be expanded, starting
|
|
|
7927 * at "path[wildoff]".
|
|
|
7928 */
|
|
|
7929 static int
|
|
|
7930 dos_expandpath(
|
|
|
7931 garray_T *gap,
|
|
|
7932 char_u *path,
|
|
|
7933 int wildoff,
|
|
|
7934 int flags) /* EW_* flags */
|
|
|
7935 {
|
|
|
7936 char_u *buf;
|
|
|
7937 char_u *path_end;
|
|
|
7938 char_u *p, *s, *e;
|
|
|
7939 int start_len = gap->ga_len;
|
|
|
7940 int ok;
|
|
|
7941 #ifdef WIN3264
|
|
|
7942 WIN32_FIND_DATA fb;
|
|
|
7943 HANDLE hFind = (HANDLE)0;
|
|
|
7944 # ifdef FEAT_MBYTE
|
|
|
7945 WIN32_FIND_DATAW wfb;
|
|
|
7946 WCHAR *wn = NULL; /* UCS-2 name, NULL when not used. */
|
|
|
7947 # endif
|
|
|
7948 #else
|
|
|
7949 struct ffblk fb;
|
|
|
7950 #endif
|
|
|
7951 int matches;
|
|
|
7952 int starts_with_dot;
|
|
|
7953 int len;
|
|
|
7954 char_u *pat;
|
|
|
7955 regmatch_T regmatch;
|
|
|
7956 char_u *matchname;
|
|
|
7957
|
|
|
7958 /* make room for file name */
|
|
|
7959 buf = alloc((unsigned int)STRLEN(path) + BASENAMELEN + 5);
|
|
|
7960 if (buf == NULL)
|
|
|
7961 return 0;
|
|
|
7962
|
|
|
7963 /*
|
|
|
7964 * Find the first part in the path name that contains a wildcard or a ~1.
|
|
|
7965 * Copy it into buf, including the preceding characters.
|
|
|
7966 */
|
|
|
7967 p = buf;
|
|
|
7968 s = buf;
|
|
|
7969 e = NULL;
|
|
|
7970 path_end = path;
|
|
|
7971 while (*path_end != NUL)
|
|
|
7972 {
|
|
|
7973 /* May ignore a wildcard that has a backslash before it; it will
|
|
|
7974 * be removed by rem_backslash() or file_pat_to_reg_pat() below. */
|
|
|
7975 if (path_end >= path + wildoff && rem_backslash(path_end))
|
|
|
7976 *p++ = *path_end++;
|
|
|
7977 else if (*path_end == '\\' || *path_end == ':' || *path_end == '/')
|
|
|
7978 {
|
|
|
7979 if (e != NULL)
|
|
|
7980 break;
|
|
|
7981 s = p + 1;
|
|
|
7982 }
|
|
|
7983 else if (path_end >= path + wildoff
|
|
|
7984 && vim_strchr((char_u *)"*?[~", *path_end) != NULL)
|
|
|
7985 e = p;
|
|
|
7986 #ifdef FEAT_MBYTE
|
|
|
7987 if (has_mbyte)
|
|
|
7988 {
|
|
|
7989 len = (*mb_ptr2len_check)(path_end);
|
|
|
7990 STRNCPY(p, path_end, len);
|
|
|
7991 p += len;
|
|
|
7992 path_end += len;
|
|
|
7993 }
|
|
|
7994 else
|
|
|
7995 #endif
|
|
|
7996 *p++ = *path_end++;
|
|
|
7997 }
|
|
|
7998 e = p;
|
|
|
7999 *e = NUL;
|
|
|
8000
|
|
|
8001 /* now we have one wildcard component between s and e */
|
|
|
8002 /* Remove backslashes between "wildoff" and the start of the wildcard
|
|
|
8003 * component. */
|
|
|
8004 for (p = buf + wildoff; p < s; ++p)
|
|
|
8005 if (rem_backslash(p))
|
|
|
8006 {
|
|
|
8007 STRCPY(p, p + 1);
|
|
|
8008 --e;
|
|
|
8009 --s;
|
|
|
8010 }
|
|
|
8011
|
|
|
8012 starts_with_dot = (*s == '.');
|
|
|
8013 pat = file_pat_to_reg_pat(s, e, NULL, FALSE);
|
|
|
8014 if (pat == NULL)
|
|
|
8015 {
|
|
|
8016 vim_free(buf);
|
|
|
8017 return 0;
|
|
|
8018 }
|
|
|
8019
|
|
|
8020 /* compile the regexp into a program */
|
|
|
8021 regmatch.rm_ic = TRUE; /* Always ignore case */
|
|
|
8022 regmatch.regprog = vim_regcomp(pat, RE_MAGIC);
|
|
|
8023 vim_free(pat);
|
|
|
8024
|
|
|
8025 if (regmatch.regprog == NULL)
|
|
|
8026 {
|
|
|
8027 vim_free(buf);
|
|
|
8028 return 0;
|
|
|
8029 }
|
|
|
8030
|
|
|
8031 /* remember the pattern or file name being looked for */
|
|
|
8032 matchname = vim_strsave(s);
|
|
|
8033
|
|
|
8034 /* Scan all files in the directory with "dir/ *.*" */
|
|
|
8035 STRCPY(s, "*.*");
|
|
|
8036 #ifdef WIN3264
|
|
|
8037 # ifdef FEAT_MBYTE
|
|
|
8038 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage)
|
|
|
8039 {
|
|
|
8040 /* The active codepage differs from 'encoding'. Attempt using the
|
|
|
8041 * wide function. If it fails because it is not implemented fall back
|
|
|
8042 * to the non-wide version (for Windows 98) */
|
|
|
8043 wn = enc_to_ucs2(buf, NULL);
|
|
|
8044 if (wn != NULL)
|
|
|
8045 {
|
|
|
8046 hFind = FindFirstFileW(wn, &wfb);
|
|
|
8047 if (hFind == INVALID_HANDLE_VALUE
|
|
|
8048 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
|
|
|
8049 {
|
|
|
8050 vim_free(wn);
|
|
|
8051 wn = NULL;
|
|
|
8052 }
|
|
|
8053 }
|
|
|
8054 }
|
|
|
8055
|
|
|
8056 if (wn == NULL)
|
|
|
8057 # endif
|
|
|
8058 hFind = FindFirstFile(buf, &fb);
|
|
|
8059 ok = (hFind != INVALID_HANDLE_VALUE);
|
|
|
8060 #else
|
|
|
8061 /* If we are expanding wildcards we try both files and directories */
|
|
|
8062 ok = (findfirst((char *)buf, &fb,
|
|
|
8063 (*path_end != NUL || (flags & EW_DIR)) ? FA_DIREC : 0) == 0);
|
|
|
8064 #endif
|
|
|
8065
|
|
|
8066 while (ok)
|
|
|
8067 {
|
|
|
8068 #ifdef WIN3264
|
|
|
8069 # ifdef FEAT_MBYTE
|
|
|
8070 if (wn != NULL)
|
|
|
8071 p = ucs2_to_enc(wfb.cFileName, NULL); /* p is allocated here */
|
|
|
8072 else
|
|
|
8073 # endif
|
|
|
8074 p = (char_u *)fb.cFileName;
|
|
|
8075 #else
|
|
|
8076 p = (char_u *)fb.ff_name;
|
|
|
8077 #endif
|
|
|
8078 /* Ignore entries starting with a dot, unless when asked for. Accept
|
|
|
8079 * all entries found with "matchname". */
|
|
|
8080 if ((p[0] != '.' || starts_with_dot)
|
|
|
8081 && (matchname == NULL
|
|
|
8082 || vim_regexec(®match, p, (colnr_T)0)))
|
|
|
8083 {
|
|
|
8084 #ifdef WIN3264
|
|
|
8085 STRCPY(s, p);
|
|
|
8086 #else
|
|
|
8087 namelowcpy(s, p);
|
|
|
8088 #endif
|
|
|
8089 len = (int)STRLEN(buf);
|
|
|
8090 STRCPY(buf + len, path_end);
|
|
|
8091 if (mch_has_exp_wildcard(path_end))
|
|
|
8092 {
|
|
|
8093 /* need to expand another component of the path */
|
|
|
8094 /* remove backslashes for the remaining components only */
|
|
|
8095 (void)dos_expandpath(gap, buf, len + 1, flags);
|
|
|
8096 }
|
|
|
8097 else
|
|
|
8098 {
|
|
|
8099 /* no more wildcards, check if there is a match */
|
|
|
8100 /* remove backslashes for the remaining components only */
|
|
|
8101 if (*path_end != 0)
|
|
|
8102 backslash_halve(buf + len + 1);
|
|
|
8103 if (mch_getperm(buf) >= 0) /* add existing file */
|
|
|
8104 addfile(gap, buf, flags);
|
|
|
8105 }
|
|
|
8106 }
|
|
|
8107
|
|
|
8108 #ifdef WIN3264
|
|
|
8109 # ifdef FEAT_MBYTE
|
|
|
8110 if (wn != NULL)
|
|
|
8111 {
|
|
|
8112 vim_free(p);
|
|
|
8113 ok = FindNextFileW(hFind, &wfb);
|
|
|
8114 }
|
|
|
8115 else
|
|
|
8116 # endif
|
|
|
8117 ok = FindNextFile(hFind, &fb);
|
|
|
8118 #else
|
|
|
8119 ok = (findnext(&fb) == 0);
|
|
|
8120 #endif
|
|
|
8121
|
|
|
8122 /* If no more matches and no match was used, try expanding the name
|
|
|
8123 * itself. Finds the long name of a short filename. */
|
|
|
8124 if (!ok && matchname != NULL && gap->ga_len == start_len)
|
|
|
8125 {
|
|
|
8126 STRCPY(s, matchname);
|
|
|
8127 #ifdef WIN3264
|
|
|
8128 FindClose(hFind);
|
|
|
8129 # ifdef FEAT_MBYTE
|
|
|
8130 if (wn != NULL)
|
|
|
8131 {
|
|
|
8132 vim_free(wn);
|
|
|
8133 wn = enc_to_ucs2(buf, NULL);
|
|
|
8134 if (wn != NULL)
|
|
|
8135 hFind = FindFirstFileW(wn, &wfb);
|
|
|
8136 }
|
|
|
8137 if (wn == NULL)
|
|
|
8138 # endif
|
|
|
8139 hFind = FindFirstFile(buf, &fb);
|
|
|
8140 ok = (hFind != INVALID_HANDLE_VALUE);
|
|
|
8141 #else
|
|
|
8142 ok = (findfirst((char *)buf, &fb,
|
|
|
8143 (*path_end != NUL || (flags & EW_DIR)) ? FA_DIREC : 0) == 0);
|
|
|
8144 #endif
|
|
|
8145 vim_free(matchname);
|
|
|
8146 matchname = NULL;
|
|
|
8147 }
|
|
|
8148 }
|
|
|
8149
|
|
|
8150 #ifdef WIN3264
|
|
|
8151 FindClose(hFind);
|
|
|
8152 # ifdef FEAT_MBYTE
|
|
|
8153 vim_free(wn);
|
|
|
8154 # endif
|
|
|
8155 #endif
|
|
|
8156 vim_free(buf);
|
|
|
8157 vim_free(regmatch.regprog);
|
|
|
8158 vim_free(matchname);
|
|
|
8159
|
|
|
8160 matches = gap->ga_len - start_len;
|
|
|
8161 if (matches > 0)
|
|
|
8162 qsort(((char_u **)gap->ga_data) + start_len, (size_t)matches,
|
|
|
8163 sizeof(char_u *), pstrcmp);
|
|
|
8164 return matches;
|
|
|
8165 }
|
|
|
8166
|
|
|
8167 int
|
|
|
8168 mch_expandpath(
|
|
|
8169 garray_T *gap,
|
|
|
8170 char_u *path,
|
|
|
8171 int flags) /* EW_* flags */
|
|
|
8172 {
|
|
|
8173 return dos_expandpath(gap, path, 0, flags);
|
|
|
8174 }
|
|
|
8175 # endif /* MSDOS || FEAT_GUI_W16 || WIN3264 */
|
|
|
8176
|
|
|
8177 /*
|
|
|
8178 * Generic wildcard expansion code.
|
|
|
8179 *
|
|
|
8180 * Characters in "pat" that should not be expanded must be preceded with a
|
|
|
8181 * backslash. E.g., "/path\ with\ spaces/my\*star*"
|
|
|
8182 *
|
|
|
8183 * Return FAIL when no single file was found. In this case "num_file" is not
|
|
|
8184 * set, and "file" may contain an error message.
|
|
|
8185 * Return OK when some files found. "num_file" is set to the number of
|
|
|
8186 * matches, "file" to the array of matches. Call FreeWild() later.
|
|
|
8187 */
|
|
|
8188 int
|
|
|
8189 gen_expand_wildcards(num_pat, pat, num_file, file, flags)
|
|
|
8190 int num_pat; /* number of input patterns */
|
|
|
8191 char_u **pat; /* array of input patterns */
|
|
|
8192 int *num_file; /* resulting number of files */
|
|
|
8193 char_u ***file; /* array of resulting files */
|
|
|
8194 int flags; /* EW_* flags */
|
|
|
8195 {
|
|
|
8196 int i;
|
|
|
8197 garray_T ga;
|
|
|
8198 char_u *p;
|
|
|
8199 static int recursive = FALSE;
|
|
|
8200 int add_pat;
|
|
|
8201
|
|
|
8202 /*
|
|
|
8203 * expand_env() is called to expand things like "~user". If this fails,
|
|
|
8204 * it calls ExpandOne(), which brings us back here. In this case, always
|
|
|
8205 * call the machine specific expansion function, if possible. Otherwise,
|
|
|
8206 * return FAIL.
|
|
|
8207 */
|
|
|
8208 if (recursive)
|
|
|
8209 #ifdef SPECIAL_WILDCHAR
|
|
|
8210 return mch_expand_wildcards(num_pat, pat, num_file, file, flags);
|
|
|
8211 #else
|
|
|
8212 return FAIL;
|
|
|
8213 #endif
|
|
|
8214
|
|
|
8215 #ifdef SPECIAL_WILDCHAR
|
|
|
8216 /*
|
|
|
8217 * If there are any special wildcard characters which we cannot handle
|
|
|
8218 * here, call machine specific function for all the expansion. This
|
|
|
8219 * avoids starting the shell for each argument separately.
|
|
|
8220 * For `=expr` do use the internal function.
|
|
|
8221 */
|
|
|
8222 for (i = 0; i < num_pat; i++)
|
|
|
8223 {
|
|
|
8224 if (vim_strpbrk(pat[i], (char_u *)SPECIAL_WILDCHAR) != NULL
|
|
|
8225 # ifdef VIM_BACKTICK
|
|
|
8226 && !(vim_backtick(pat[i]) && pat[i][1] == '=')
|
|
|
8227 # endif
|
|
|
8228 )
|
|
|
8229 return mch_expand_wildcards(num_pat, pat, num_file, file, flags);
|
|
|
8230 }
|
|
|
8231 #endif
|
|
|
8232
|
|
|
8233 recursive = TRUE;
|
|
|
8234
|
|
|
8235 /*
|
|
|
8236 * The matching file names are stored in a growarray. Init it empty.
|
|
|
8237 */
|
|
|
8238 ga_init2(&ga, (int)sizeof(char_u *), 30);
|
|
|
8239
|
|
|
8240 for (i = 0; i < num_pat; ++i)
|
|
|
8241 {
|
|
|
8242 add_pat = -1;
|
|
|
8243 p = pat[i];
|
|
|
8244
|
|
|
8245 #ifdef VIM_BACKTICK
|
|
|
8246 if (vim_backtick(p))
|
|
|
8247 add_pat = expand_backtick(&ga, p, flags);
|
|
|
8248 else
|
|
|
8249 #endif
|
|
|
8250 {
|
|
|
8251 /*
|
|
|
8252 * First expand environment variables, "~/" and "~user/".
|
|
|
8253 */
|
|
|
8254 if (vim_strpbrk(p, (char_u *)"$~") != NULL)
|
|
|
8255 {
|
|
|
8256 p = expand_env_save(p);
|
|
|
8257 if (p == NULL)
|
|
|
8258 p = pat[i];
|
|
|
8259 #ifdef UNIX
|
|
|
8260 /*
|
|
|
8261 * On Unix, if expand_env() can't expand an environment
|
|
|
8262 * variable, use the shell to do that. Discard previously
|
|
|
8263 * found file names and start all over again.
|
|
|
8264 */
|
|
|
8265 else if (vim_strpbrk(p, (char_u *)"$~") != NULL)
|
|
|
8266 {
|
|
|
8267 vim_free(p);
|
|
|
8268 ga_clear(&ga);
|
|
|
8269 i = mch_expand_wildcards(num_pat, pat, num_file, file,
|
|
|
8270 flags);
|
|
|
8271 recursive = FALSE;
|
|
|
8272 return i;
|
|
|
8273 }
|
|
|
8274 #endif
|
|
|
8275 }
|
|
|
8276
|
|
|
8277 /*
|
|
|
8278 * If there are wildcards: Expand file names and add each match to
|
|
|
8279 * the list. If there is no match, and EW_NOTFOUND is given, add
|
|
|
8280 * the pattern.
|
|
|
8281 * If there are no wildcards: Add the file name if it exists or
|
|
|
8282 * when EW_NOTFOUND is given.
|
|
|
8283 */
|
|
|
8284 if (mch_has_exp_wildcard(p))
|
|
|
8285 add_pat = mch_expandpath(&ga, p, flags);
|
|
|
8286 }
|
|
|
8287
|
|
|
8288 if (add_pat == -1 || (add_pat == 0 && (flags & EW_NOTFOUND)))
|
|
|
8289 {
|
|
|
8290 char_u *t = backslash_halve_save(p);
|
|
|
8291
|
|
|
8292 #if defined(MACOS_CLASSIC)
|
|
|
8293 slash_to_colon(t);
|
|
|
8294 #endif
|
|
|
8295 /* When EW_NOTFOUND is used, always add files and dirs. Makes
|
|
|
8296 * "vim c:/" work. */
|
|
|
8297 if (flags & EW_NOTFOUND)
|
|
|
8298 addfile(&ga, t, flags | EW_DIR | EW_FILE);
|
|
|
8299 else if (mch_getperm(t) >= 0)
|
|
|
8300 addfile(&ga, t, flags);
|
|
|
8301 vim_free(t);
|
|
|
8302 }
|
|
|
8303
|
|
|
8304 if (p != pat[i])
|
|
|
8305 vim_free(p);
|
|
|
8306 }
|
|
|
8307
|
|
|
8308 *num_file = ga.ga_len;
|
|
|
8309 *file = (ga.ga_data != NULL) ? (char_u **)ga.ga_data : (char_u **)"";
|
|
|
8310
|
|
|
8311 recursive = FALSE;
|
|
|
8312
|
|
|
8313 return (ga.ga_data != NULL) ? OK : FAIL;
|
|
|
8314 }
|
|
|
8315
|
|
|
8316 # ifdef VIM_BACKTICK
|
|
|
8317
|
|
|
8318 /*
|
|
|
8319 * Return TRUE if we can expand this backtick thing here.
|
|
|
8320 */
|
|
|
8321 static int
|
|
|
8322 vim_backtick(p)
|
|
|
8323 char_u *p;
|
|
|
8324 {
|
|
|
8325 return (*p == '`' && *(p + 1) != NUL && *(p + STRLEN(p) - 1) == '`');
|
|
|
8326 }
|
|
|
8327
|
|
|
8328 /*
|
|
|
8329 * Expand an item in `backticks` by executing it as a command.
|
|
|
8330 * Currently only works when pat[] starts and ends with a `.
|
|
|
8331 * Returns number of file names found.
|
|
|
8332 */
|
|
|
8333 static int
|
|
|
8334 expand_backtick(gap, pat, flags)
|
|
|
8335 garray_T *gap;
|
|
|
8336 char_u *pat;
|
|
|
8337 int flags; /* EW_* flags */
|
|
|
8338 {
|
|
|
8339 char_u *p;
|
|
|
8340 char_u *cmd;
|
|
|
8341 char_u *buffer;
|
|
|
8342 int cnt = 0;
|
|
|
8343 int i;
|
|
|
8344
|
|
|
8345 /* Create the command: lop off the backticks. */
|
|
|
8346 cmd = vim_strnsave(pat + 1, (int)STRLEN(pat) - 2);
|
|
|
8347 if (cmd == NULL)
|
|
|
8348 return 0;
|
|
|
8349
|
|
|
8350 #ifdef FEAT_EVAL
|
|
|
8351 if (*cmd == '=') /* `={expr}`: Expand expression */
|
|
|
8352 buffer = eval_to_string(cmd + 1, &p);
|
|
|
8353 else
|
|
|
8354 #endif
|
|
|
8355 buffer = get_cmd_output(cmd, (flags & EW_SILENT) ? SHELL_SILENT : 0);
|
|
|
8356 vim_free(cmd);
|
|
|
8357 if (buffer == NULL)
|
|
|
8358 return 0;
|
|
|
8359
|
|
|
8360 cmd = buffer;
|
|
|
8361 while (*cmd != NUL)
|
|
|
8362 {
|
|
|
8363 cmd = skipwhite(cmd); /* skip over white space */
|
|
|
8364 p = cmd;
|
|
|
8365 while (*p != NUL && *p != '\r' && *p != '\n') /* skip over entry */
|
|
|
8366 ++p;
|
|
|
8367 /* add an entry if it is not empty */
|
|
|
8368 if (p > cmd)
|
|
|
8369 {
|
|
|
8370 i = *p;
|
|
|
8371 *p = NUL;
|
|
|
8372 addfile(gap, cmd, flags);
|
|
|
8373 *p = i;
|
|
|
8374 ++cnt;
|
|
|
8375 }
|
|
|
8376 cmd = p;
|
|
|
8377 while (*cmd != NUL && (*cmd == '\r' || *cmd == '\n'))
|
|
|
8378 ++cmd;
|
|
|
8379 }
|
|
|
8380
|
|
|
8381 vim_free(buffer);
|
|
|
8382 return cnt;
|
|
|
8383 }
|
|
|
8384 # endif /* VIM_BACKTICK */
|
|
|
8385
|
|
|
8386 /*
|
|
|
8387 * Add a file to a file list. Accepted flags:
|
|
|
8388 * EW_DIR add directories
|
|
|
8389 * EW_FILE add files
|
|
|
8390 * EW_NOTFOUND add even when it doesn't exist
|
|
|
8391 * EW_ADDSLASH add slash after directory name
|
|
|
8392 */
|
|
|
8393 void
|
|
|
8394 addfile(gap, f, flags)
|
|
|
8395 garray_T *gap;
|
|
|
8396 char_u *f; /* filename */
|
|
|
8397 int flags;
|
|
|
8398 {
|
|
|
8399 char_u *p;
|
|
|
8400 int isdir;
|
|
|
8401
|
|
|
8402 /* if the file/dir doesn't exist, may not add it */
|
|
|
8403 if (!(flags & EW_NOTFOUND) && mch_getperm(f) < 0)
|
|
|
8404 return;
|
|
|
8405
|
|
|
8406 #ifdef FNAME_ILLEGAL
|
|
|
8407 /* if the file/dir contains illegal characters, don't add it */
|
|
|
8408 if (vim_strpbrk(f, (char_u *)FNAME_ILLEGAL) != NULL)
|
|
|
8409 return;
|
|
|
8410 #endif
|
|
|
8411
|
|
|
8412 isdir = mch_isdir(f);
|
|
|
8413 if ((isdir && !(flags & EW_DIR)) || (!isdir && !(flags & EW_FILE)))
|
|
|
8414 return;
|
|
|
8415
|
|
|
8416 /* Make room for another item in the file list. */
|
|
|
8417 if (ga_grow(gap, 1) == FAIL)
|
|
|
8418 return;
|
|
|
8419
|
|
|
8420 p = alloc((unsigned)(STRLEN(f) + 1 + isdir));
|
|
|
8421 if (p == NULL)
|
|
|
8422 return;
|
|
|
8423
|
|
|
8424 STRCPY(p, f);
|
|
|
8425 #ifdef BACKSLASH_IN_FILENAME
|
|
|
8426 slash_adjust(p);
|
|
|
8427 #endif
|
|
|
8428 /*
|
|
|
8429 * Append a slash or backslash after directory names if none is present.
|
|
|
8430 */
|
|
|
8431 #ifndef DONT_ADD_PATHSEP_TO_DIR
|
|
|
8432 if (isdir && (flags & EW_ADDSLASH))
|
|
|
8433 add_pathsep(p);
|
|
|
8434 #endif
|
|
|
8435 ((char_u **)gap->ga_data)[gap->ga_len++] = p;
|
|
|
8436 --gap->ga_room;
|
|
|
8437 }
|
|
|
8438 #endif /* !NO_EXPANDPATH */
|
|
|
8439
|
|
|
8440 #if defined(VIM_BACKTICK) || defined(FEAT_EVAL) || defined(PROTO)
|
|
|
8441
|
|
|
8442 #ifndef SEEK_SET
|
|
|
8443 # define SEEK_SET 0
|
|
|
8444 #endif
|
|
|
8445 #ifndef SEEK_END
|
|
|
8446 # define SEEK_END 2
|
|
|
8447 #endif
|
|
|
8448
|
|
|
8449 /*
|
|
|
8450 * Get the stdout of an external command.
|
|
|
8451 * Returns an allocated string, or NULL for error.
|
|
|
8452 */
|
|
|
8453 char_u *
|
|
|
8454 get_cmd_output(cmd, flags)
|
|
|
8455 char_u *cmd;
|
|
|
8456 int flags; /* can be SHELL_SILENT */
|
|
|
8457 {
|
|
|
8458 char_u *tempname;
|
|
|
8459 char_u *command;
|
|
|
8460 char_u *buffer = NULL;
|
|
|
8461 int len;
|
|
|
8462 int i = 0;
|
|
|
8463 FILE *fd;
|
|
|
8464
|
|
|
8465 if (check_restricted() || check_secure())
|
|
|
8466 return NULL;
|
|
|
8467
|
|
|
8468 /* get a name for the temp file */
|
|
|
8469 if ((tempname = vim_tempname('o')) == NULL)
|
|
|
8470 {
|
|
|
8471 EMSG(_(e_notmp));
|
|
|
8472 return NULL;
|
|
|
8473 }
|
|
|
8474
|
|
|
8475 /* Add the redirection stuff */
|
|
|
8476 command = make_filter_cmd(cmd, NULL, tempname);
|
|
|
8477 if (command == NULL)
|
|
|
8478 goto done;
|
|
|
8479
|
|
|
8480 /*
|
|
|
8481 * Call the shell to execute the command (errors are ignored).
|
|
|
8482 * Don't check timestamps here.
|
|
|
8483 */
|
|
|
8484 ++no_check_timestamps;
|
|
|
8485 call_shell(command, SHELL_DOOUT | SHELL_EXPAND | flags);
|
|
|
8486 --no_check_timestamps;
|
|
|
8487
|
|
|
8488 vim_free(command);
|
|
|
8489
|
|
|
8490 /*
|
|
|
8491 * read the names from the file into memory
|
|
|
8492 */
|
|
|
8493 # ifdef VMS
|
|
|
8494 /* created temporary file is not allways readable as binary */
|
|
|
8495 fd = mch_fopen((char *)tempname, "r");
|
|
|
8496 # else
|
|
|
8497 fd = mch_fopen((char *)tempname, READBIN);
|
|
|
8498 # endif
|
|
|
8499
|
|
|
8500 if (fd == NULL)
|
|
|
8501 {
|
|
|
8502 EMSG2(_(e_notopen), tempname);
|
|
|
8503 goto done;
|
|
|
8504 }
|
|
|
8505
|
|
|
8506 fseek(fd, 0L, SEEK_END);
|
|
|
8507 len = ftell(fd); /* get size of temp file */
|
|
|
8508 fseek(fd, 0L, SEEK_SET);
|
|
|
8509
|
|
|
8510 buffer = alloc(len + 1);
|
|
|
8511 if (buffer != NULL)
|
|
|
8512 i = (int)fread((char *)buffer, (size_t)1, (size_t)len, fd);
|
|
|
8513 fclose(fd);
|
|
|
8514 mch_remove(tempname);
|
|
|
8515 if (buffer == NULL)
|
|
|
8516 goto done;
|
|
|
8517 #ifdef VMS
|
|
|
8518 len = i; /* VMS doesn't give us what we asked for... */
|
|
|
8519 #endif
|
|
|
8520 if (i != len)
|
|
|
8521 {
|
|
|
8522 EMSG2(_(e_notread), tempname);
|
|
|
8523 vim_free(buffer);
|
|
|
8524 buffer = NULL;
|
|
|
8525 }
|
|
|
8526 else
|
|
|
8527 buffer[len] = '\0'; /* make sure the buffer is terminated */
|
|
|
8528
|
|
|
8529 done:
|
|
|
8530 vim_free(tempname);
|
|
|
8531 return buffer;
|
|
|
8532 }
|
|
|
8533 #endif
|
|
|
8534
|
|
|
8535 /*
|
|
|
8536 * Free the list of files returned by expand_wildcards() or other expansion
|
|
|
8537 * functions.
|
|
|
8538 */
|
|
|
8539 void
|
|
|
8540 FreeWild(count, files)
|
|
|
8541 int count;
|
|
|
8542 char_u **files;
|
|
|
8543 {
|
|
|
8544 if (files == NULL || count <= 0)
|
|
|
8545 return;
|
|
|
8546 #if defined(__EMX__) && defined(__ALWAYS_HAS_TRAILING_NULL_POINTER) /* XXX */
|
|
|
8547 /*
|
|
|
8548 * Is this still OK for when other functions than expand_wildcards() have
|
|
|
8549 * been used???
|
|
|
8550 */
|
|
|
8551 _fnexplodefree((char **)files);
|
|
|
8552 #else
|
|
|
8553 while (count--)
|
|
|
8554 vim_free(files[count]);
|
|
|
8555 vim_free(files);
|
|
|
8556 #endif
|
|
|
8557 }
|
|
|
8558
|
|
|
8559 /*
|
|
|
8560 * return TRUE when need to go to Insert mode because of 'insertmode'.
|
|
|
8561 * Don't do this when still processing a command or a mapping.
|
|
|
8562 * Don't do this when inside a ":normal" command.
|
|
|
8563 */
|
|
|
8564 int
|
|
|
8565 goto_im()
|
|
|
8566 {
|
|
|
8567 return (p_im && stuff_empty() && typebuf_typed());
|
|
|
8568 }
|
