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 * ex_cmds.c: some functions for command line commands
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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 FEAT_EX_EXTRA
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18 static int linelen __ARGS((int *has_tab));
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19 #endif
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20 static void do_filter __ARGS((linenr_T line1, linenr_T line2, exarg_T *eap, char_u *cmd, int do_in, int do_out));
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21 #ifdef FEAT_VIMINFO
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22 static char_u *viminfo_filename __ARGS((char_u *));
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23 static void do_viminfo __ARGS((FILE *fp_in, FILE *fp_out, int want_info, int want_marks, int force_read));
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24 static int viminfo_encoding __ARGS((vir_T *virp));
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25 static int read_viminfo_up_to_marks __ARGS((vir_T *virp, int forceit, int writing));
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26 #endif
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27
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28 static int check_overwrite __ARGS((exarg_T *eap, buf_T *buf, char_u *fname, char_u *ffname, int other));
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29 static int check_readonly __ARGS((int *forceit, buf_T *buf));
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30 #ifdef FEAT_AUTOCMD
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31 static void delbuf_msg __ARGS((char_u *name));
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32 #endif
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33 static int do_sub_msg __ARGS((void));
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34 static int
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35 #ifdef __BORLANDC__
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36 _RTLENTRYF
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37 #endif
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38 help_compare __ARGS((const void *s1, const void *s2));
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39
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40 /*
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41 * ":ascii" and "ga".
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42 */
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43 /*ARGSUSED*/
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44 void
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45 do_ascii(eap)
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46 exarg_T *eap;
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47 {
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48 int c;
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49 char buf1[20];
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50 char buf2[20];
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51 char_u buf3[7];
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52 #ifdef FEAT_MBYTE
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53 int c1 = 0;
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54 int c2 = 0;
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55 int len;
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56
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57 if (enc_utf8)
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58 c = utfc_ptr2char(ml_get_cursor(), &c1, &c2);
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59 else
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60 #endif
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61 c = gchar_cursor();
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62 if (c == NUL)
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63 {
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64 MSG("NUL");
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65 return;
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66 }
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67
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68 #ifdef FEAT_MBYTE
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69 IObuff[0] = NUL;
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70 if (!has_mbyte || (enc_dbcs != 0 && c < 0x100) || c < 0x80)
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71 #endif
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72 {
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73 if (c == NL) /* NUL is stored as NL */
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74 c = NUL;
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75 if (vim_isprintc_strict(c) && (c < ' '
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76 #ifndef EBCDIC
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77 || c > '~'
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78 #endif
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79 ))
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80 {
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81 transchar_nonprint(buf3, c);
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82 sprintf(buf1, " <%s>", (char *)buf3);
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83 }
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84 else
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85 buf1[0] = NUL;
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86 #ifndef EBCDIC
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87 if (c >= 0x80)
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88 sprintf(buf2, " <M-%s>", transchar(c & 0x7f));
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89 else
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90 #endif
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91 buf2[0] = NUL;
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92 sprintf((char *)IObuff, _("<%s>%s%s %d, Hex %02x, Octal %03o"),
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93 transchar(c), buf1, buf2, c, c, c);
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94 #ifdef FEAT_MBYTE
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95 c = c1;
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96 c1 = c2;
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97 c2 = 0;
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98 #endif
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99 }
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100
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101 #ifdef FEAT_MBYTE
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102 /* Repeat for combining characters. */
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103 while (has_mbyte && (c >= 0x100 || (enc_utf8 && c >= 0x80)))
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104 {
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105 len = (int)STRLEN(IObuff);
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106 /* This assumes every multi-byte char is printable... */
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107 if (len > 0)
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108 IObuff[len++] = ' ';
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109 IObuff[len++] = '<';
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110 if (utf_iscomposing(c)
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111 #ifdef USE_GUI
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112 && !gui.in_use
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113 #endif
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114 )
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115 IObuff[len++] = ' '; /* draw composing char on top of a space */
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116 IObuff[len + (*mb_char2bytes)(c, IObuff + len)] = NUL;
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117 sprintf((char *)IObuff + STRLEN(IObuff),
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118 c < 0x10000 ? _("> %d, Hex %04x, Octal %o")
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119 : _("> %d, Hex %08x, Octal %o"), c, c, c);
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120 c = c1;
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121 c1 = c2;
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122 c2 = 0;
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123 }
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124 #endif
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125
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126 msg(IObuff);
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127 }
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128
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129 #if defined(FEAT_EX_EXTRA) || defined(PROTO)
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130 /*
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131 * ":left", ":center" and ":right": align text.
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132 */
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133 void
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134 ex_align(eap)
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135 exarg_T *eap;
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136 {
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137 pos_T save_curpos;
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138 int len;
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139 int indent = 0;
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140 int new_indent;
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141 int has_tab;
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142 int width;
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143
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144 #ifdef FEAT_RIGHTLEFT
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145 if (curwin->w_p_rl)
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146 {
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147 /* switch left and right aligning */
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148 if (eap->cmdidx == CMD_right)
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149 eap->cmdidx = CMD_left;
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150 else if (eap->cmdidx == CMD_left)
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151 eap->cmdidx = CMD_right;
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152 }
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153 #endif
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154
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155 width = atoi((char *)eap->arg);
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156 save_curpos = curwin->w_cursor;
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157 if (eap->cmdidx == CMD_left) /* width is used for new indent */
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158 {
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159 if (width >= 0)
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160 indent = width;
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161 }
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162 else
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163 {
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164 /*
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165 * if 'textwidth' set, use it
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166 * else if 'wrapmargin' set, use it
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167 * if invalid value, use 80
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168 */
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169 if (width <= 0)
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170 width = curbuf->b_p_tw;
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171 if (width == 0 && curbuf->b_p_wm > 0)
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172 width = W_WIDTH(curwin) - curbuf->b_p_wm;
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173 if (width <= 0)
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174 width = 80;
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175 }
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176
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177 if (u_save((linenr_T)(eap->line1 - 1), (linenr_T)(eap->line2 + 1)) == FAIL)
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178 return;
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179
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180 for (curwin->w_cursor.lnum = eap->line1;
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181 curwin->w_cursor.lnum <= eap->line2; ++curwin->w_cursor.lnum)
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182 {
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183 if (eap->cmdidx == CMD_left) /* left align */
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184 new_indent = indent;
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185 else
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186 {
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187 len = linelen(eap->cmdidx == CMD_right ? &has_tab
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188 : NULL) - get_indent();
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189
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190 if (len <= 0) /* skip blank lines */
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191 continue;
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192
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193 if (eap->cmdidx == CMD_center)
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194 new_indent = (width - len) / 2;
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195 else
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196 {
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197 new_indent = width - len; /* right align */
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198
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199 /*
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200 * Make sure that embedded TABs don't make the text go too far
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201 * to the right.
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202 */
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203 if (has_tab)
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204 while (new_indent > 0)
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205 {
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206 (void)set_indent(new_indent, 0);
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207 if (linelen(NULL) <= width)
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208 {
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209 /*
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210 * Now try to move the line as much as possible to
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211 * the right. Stop when it moves too far.
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212 */
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213 do
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214 (void)set_indent(++new_indent, 0);
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215 while (linelen(NULL) <= width);
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216 --new_indent;
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217 break;
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218 }
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219 --new_indent;
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220 }
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221 }
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222 }
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223 if (new_indent < 0)
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224 new_indent = 0;
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225 (void)set_indent(new_indent, 0); /* set indent */
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226 }
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227 changed_lines(eap->line1, 0, eap->line2 + 1, 0L);
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228 curwin->w_cursor = save_curpos;
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229 beginline(BL_WHITE | BL_FIX);
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230 }
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231
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232 /*
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233 * Get the length of the current line, excluding trailing white space.
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234 */
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235 static int
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236 linelen(has_tab)
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237 int *has_tab;
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238 {
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239 char_u *line;
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240 char_u *first;
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241 char_u *last;
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242 int save;
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243 int len;
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244
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245 /* find the first non-blank character */
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246 line = ml_get_curline();
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247 first = skipwhite(line);
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248
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249 /* find the character after the last non-blank character */
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250 for (last = first + STRLEN(first);
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251 last > first && vim_iswhite(last[-1]); --last)
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252 ;
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253 save = *last;
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254 *last = NUL;
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255 len = linetabsize(line); /* get line length */
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256 if (has_tab != NULL) /* check for embedded TAB */
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257 *has_tab = (vim_strrchr(first, TAB) != NULL);
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258 *last = save;
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259
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260 return len;
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261 }
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262
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263 /*
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264 * ":retab".
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265 */
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266 void
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267 ex_retab(eap)
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268 exarg_T *eap;
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269 {
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270 linenr_T lnum;
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271 int got_tab = FALSE;
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272 long num_spaces = 0;
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273 long num_tabs;
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274 long len;
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275 long col;
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276 long vcol;
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277 long start_col = 0; /* For start of white-space string */
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278 long start_vcol = 0; /* For start of white-space string */
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279 int temp;
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280 long old_len;
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281 char_u *ptr;
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282 char_u *new_line = (char_u *)1; /* init to non-NULL */
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283 int did_undo; /* called u_save for current line */
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284 int new_ts;
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285 int save_list;
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286 linenr_T first_line = 0; /* first changed line */
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287 linenr_T last_line = 0; /* last changed line */
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288
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289 save_list = curwin->w_p_list;
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290 curwin->w_p_list = 0; /* don't want list mode here */
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291
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292 new_ts = getdigits(&(eap->arg));
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293 if (new_ts < 0)
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294 {
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295 EMSG(_(e_positive));
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296 return;
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297 }
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298 if (new_ts == 0)
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299 new_ts = curbuf->b_p_ts;
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300 for (lnum = eap->line1; !got_int && lnum <= eap->line2; ++lnum)
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301 {
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302 ptr = ml_get(lnum);
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303 col = 0;
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304 vcol = 0;
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305 did_undo = FALSE;
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306 for (;;)
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307 {
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308 if (vim_iswhite(ptr[col]))
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309 {
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310 if (!got_tab && num_spaces == 0)
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311 {
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312 /* First consecutive white-space */
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313 start_vcol = vcol;
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314 start_col = col;
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315 }
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316 if (ptr[col] == ' ')
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317 num_spaces++;
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318 else
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319 got_tab = TRUE;
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320 }
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321 else
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322 {
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323 if (got_tab || (eap->forceit && num_spaces > 1))
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324 {
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325 /* Retabulate this string of white-space */
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326
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327 /* len is virtual length of white string */
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328 len = num_spaces = vcol - start_vcol;
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329 num_tabs = 0;
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330 if (!curbuf->b_p_et)
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331 {
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332 temp = new_ts - (start_vcol % new_ts);
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333 if (num_spaces >= temp)
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334 {
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335 num_spaces -= temp;
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336 num_tabs++;
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337 }
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338 num_tabs += num_spaces / new_ts;
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339 num_spaces -= (num_spaces / new_ts) * new_ts;
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340 }
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341 if (curbuf->b_p_et || got_tab ||
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342 (num_spaces + num_tabs < len))
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343 {
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344 if (did_undo == FALSE)
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345 {
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346 did_undo = TRUE;
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347 if (u_save((linenr_T)(lnum - 1),
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348 (linenr_T)(lnum + 1)) == FAIL)
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349 {
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350 new_line = NULL; /* flag out-of-memory */
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351 break;
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352 }
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353 }
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354
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355 /* len is actual number of white characters used */
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356 len = num_spaces + num_tabs;
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357 old_len = (long)STRLEN(ptr);
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358 new_line = lalloc(old_len - col + start_col + len + 1,
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359 TRUE);
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360 if (new_line == NULL)
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361 break;
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362 if (start_col > 0)
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363 mch_memmove(new_line, ptr, (size_t)start_col);
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364 mch_memmove(new_line + start_col + len,
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365 ptr + col, (size_t)(old_len - col + 1));
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366 ptr = new_line + start_col;
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367 for (col = 0; col < len; col++)
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368 ptr[col] = (col < num_tabs) ? '\t' : ' ';
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369 ml_replace(lnum, new_line, FALSE);
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370 if (first_line == 0)
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371 first_line = lnum;
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372 last_line = lnum;
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373 ptr = new_line;
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374 col = start_col + len;
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375 }
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376 }
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377 got_tab = FALSE;
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378 num_spaces = 0;
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379 }
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380 if (ptr[col] == NUL)
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381 break;
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382 vcol += chartabsize(ptr + col, (colnr_T)vcol);
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383 #ifdef FEAT_MBYTE
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384 if (has_mbyte)
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385 col += (*mb_ptr2len_check)(ptr + col);
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386 else
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387 #endif
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388 ++col;
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389 }
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390 if (new_line == NULL) /* out of memory */
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391 break;
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392 line_breakcheck();
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393 }
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394 if (got_int)
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395 EMSG(_(e_interr));
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396
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397 if (curbuf->b_p_ts != new_ts)
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398 redraw_curbuf_later(NOT_VALID);
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399 if (first_line != 0)
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400 changed_lines(first_line, 0, last_line + 1, 0L);
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401
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402 curwin->w_p_list = save_list; /* restore 'list' */
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403
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404 curbuf->b_p_ts = new_ts;
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405 coladvance(curwin->w_curswant);
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406
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407 u_clearline();
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408 }
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409 #endif
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410
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411 /*
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412 * :move command - move lines line1-line2 to line dest
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413 *
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414 * return FAIL for failure, OK otherwise
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415 */
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416 int
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417 do_move(line1, line2, dest)
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418 linenr_T line1;
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419 linenr_T line2;
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420 linenr_T dest;
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421 {
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422 char_u *str;
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423 linenr_T l;
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424 linenr_T extra; /* Num lines added before line1 */
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425 linenr_T num_lines; /* Num lines moved */
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426 linenr_T last_line; /* Last line in file after adding new text */
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427
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428 if (dest >= line1 && dest < line2)
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429 {
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430 EMSG(_("E134: Move lines into themselves"));
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431 return FAIL;
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432 }
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433
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434 num_lines = line2 - line1 + 1;
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435
|
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436 /*
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437 * First we copy the old text to its new location -- webb
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438 * Also copy the flag that ":global" command uses.
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439 */
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440 if (u_save(dest, dest + 1) == FAIL)
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441 return FAIL;
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442 for (extra = 0, l = line1; l <= line2; l++)
|
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443 {
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444 str = vim_strsave(ml_get(l + extra));
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445 if (str != NULL)
|
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446 {
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447 ml_append(dest + l - line1, str, (colnr_T)0, FALSE);
|
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448 vim_free(str);
|
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449 if (dest < line1)
|
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450 extra++;
|
|
451 }
|
|
452 }
|
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453
|
|
454 /*
|
|
455 * Now we must be careful adjusting our marks so that we don't overlap our
|
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456 * mark_adjust() calls.
|
|
457 *
|
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458 * We adjust the marks within the old text so that they refer to the
|
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459 * last lines of the file (temporarily), because we know no other marks
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460 * will be set there since these line numbers did not exist until we added
|
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461 * our new lines.
|
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462 *
|
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463 * Then we adjust the marks on lines between the old and new text positions
|
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464 * (either forwards or backwards).
|
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465 *
|
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466 * And Finally we adjust the marks we put at the end of the file back to
|
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467 * their final destination at the new text position -- webb
|
|
468 */
|
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469 last_line = curbuf->b_ml.ml_line_count;
|
|
470 mark_adjust(line1, line2, last_line - line2, 0L);
|
|
471 if (dest >= line2)
|
|
472 {
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473 mark_adjust(line2 + 1, dest, -num_lines, 0L);
|
|
474 curbuf->b_op_start.lnum = dest - num_lines + 1;
|
|
475 curbuf->b_op_end.lnum = dest;
|
|
476 }
|
|
477 else
|
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478 {
|
|
479 mark_adjust(dest + 1, line1 - 1, num_lines, 0L);
|
|
480 curbuf->b_op_start.lnum = dest + 1;
|
|
481 curbuf->b_op_end.lnum = dest + num_lines;
|
|
482 }
|
|
483 curbuf->b_op_start.col = curbuf->b_op_end.col = 0;
|
|
484 mark_adjust(last_line - num_lines + 1, last_line,
|
|
485 -(last_line - dest - extra), 0L);
|
|
486
|
|
487 /*
|
|
488 * Now we delete the original text -- webb
|
|
489 */
|
|
490 if (u_save(line1 + extra - 1, line2 + extra + 1) == FAIL)
|
|
491 return FAIL;
|
|
492
|
|
493 for (l = line1; l <= line2; l++)
|
|
494 ml_delete(line1 + extra, TRUE);
|
|
495
|
|
496 if (!global_busy && num_lines > p_report)
|
|
497 {
|
|
498 if (num_lines == 1)
|
|
499 MSG(_("1 line moved"));
|
|
500 else
|
|
501 smsg((char_u *)_("%ld lines moved"), num_lines);
|
|
502 }
|
|
503
|
|
504 /*
|
|
505 * Leave the cursor on the last of the moved lines.
|
|
506 */
|
|
507 if (dest >= line1)
|
|
508 curwin->w_cursor.lnum = dest;
|
|
509 else
|
|
510 curwin->w_cursor.lnum = dest + (line2 - line1) + 1;
|
|
511
|
|
512 if (line1 < dest)
|
|
513 changed_lines(line1, 0, dest + num_lines + 1, 0L);
|
|
514 else
|
|
515 changed_lines(dest + 1, 0, line1 + num_lines, 0L);
|
|
516
|
|
517 return OK;
|
|
518 }
|
|
519
|
|
520 /*
|
|
521 * ":copy"
|
|
522 */
|
|
523 void
|
|
524 ex_copy(line1, line2, n)
|
|
525 linenr_T line1;
|
|
526 linenr_T line2;
|
|
527 linenr_T n;
|
|
528 {
|
|
529 linenr_T count;
|
|
530 char_u *p;
|
|
531
|
|
532 count = line2 - line1 + 1;
|
|
533 curbuf->b_op_start.lnum = n + 1;
|
|
534 curbuf->b_op_end.lnum = n + count;
|
|
535 curbuf->b_op_start.col = curbuf->b_op_end.col = 0;
|
|
536
|
|
537 /*
|
|
538 * there are three situations:
|
|
539 * 1. destination is above line1
|
|
540 * 2. destination is between line1 and line2
|
|
541 * 3. destination is below line2
|
|
542 *
|
|
543 * n = destination (when starting)
|
|
544 * curwin->w_cursor.lnum = destination (while copying)
|
|
545 * line1 = start of source (while copying)
|
|
546 * line2 = end of source (while copying)
|
|
547 */
|
|
548 if (u_save(n, n + 1) == FAIL)
|
|
549 return;
|
|
550
|
|
551 curwin->w_cursor.lnum = n;
|
|
552 while (line1 <= line2)
|
|
553 {
|
|
554 /* need to use vim_strsave() because the line will be unlocked within
|
|
555 * ml_append() */
|
|
556 p = vim_strsave(ml_get(line1));
|
|
557 if (p != NULL)
|
|
558 {
|
|
559 ml_append(curwin->w_cursor.lnum, p, (colnr_T)0, FALSE);
|
|
560 vim_free(p);
|
|
561 }
|
|
562 /* situation 2: skip already copied lines */
|
|
563 if (line1 == n)
|
|
564 line1 = curwin->w_cursor.lnum;
|
|
565 ++line1;
|
|
566 if (curwin->w_cursor.lnum < line1)
|
|
567 ++line1;
|
|
568 if (curwin->w_cursor.lnum < line2)
|
|
569 ++line2;
|
|
570 ++curwin->w_cursor.lnum;
|
|
571 }
|
|
572
|
|
573 appended_lines_mark(n, count);
|
|
574
|
|
575 msgmore((long)count);
|
|
576 }
|
|
577
|
|
578 /*
|
|
579 * Handle the ":!cmd" command. Also for ":r !cmd" and ":w !cmd"
|
|
580 * Bangs in the argument are replaced with the previously entered command.
|
|
581 * Remember the argument.
|
|
582 *
|
|
583 * RISCOS: Bangs only replaced when followed by a space, since many
|
|
584 * pathnames contain one.
|
|
585 */
|
|
586 void
|
|
587 do_bang(addr_count, eap, forceit, do_in, do_out)
|
|
588 int addr_count;
|
|
589 exarg_T *eap;
|
|
590 int forceit;
|
|
591 int do_in, do_out;
|
|
592 {
|
|
593 char_u *arg = eap->arg; /* command */
|
|
594 linenr_T line1 = eap->line1; /* start of range */
|
|
595 linenr_T line2 = eap->line2; /* end of range */
|
|
596 static char_u *prevcmd = NULL; /* the previous command */
|
|
597 char_u *newcmd = NULL; /* the new command */
|
|
598 int free_newcmd = FALSE; /* need to free() newcmd */
|
|
599 int ins_prevcmd;
|
|
600 char_u *t;
|
|
601 char_u *p;
|
|
602 char_u *trailarg;
|
|
603 int len;
|
|
604 int scroll_save = msg_scroll;
|
|
605
|
|
606 /*
|
|
607 * Disallow shell commands for "rvim".
|
|
608 * Disallow shell commands from .exrc and .vimrc in current directory for
|
|
609 * security reasons.
|
|
610 */
|
|
611 if (check_restricted() || check_secure())
|
|
612 return;
|
|
613
|
|
614 if (addr_count == 0) /* :! */
|
|
615 {
|
|
616 msg_scroll = FALSE; /* don't scroll here */
|
|
617 autowrite_all();
|
|
618 msg_scroll = scroll_save;
|
|
619 }
|
|
620
|
|
621 /*
|
|
622 * Try to find an embedded bang, like in :!<cmd> ! [args]
|
|
623 * (:!! is indicated by the 'forceit' variable)
|
|
624 */
|
|
625 ins_prevcmd = forceit;
|
|
626 trailarg = arg;
|
|
627 do
|
|
628 {
|
|
629 len = (int)STRLEN(trailarg) + 1;
|
|
630 if (newcmd != NULL)
|
|
631 len += (int)STRLEN(newcmd);
|
|
632 if (ins_prevcmd)
|
|
633 {
|
|
634 if (prevcmd == NULL)
|
|
635 {
|
|
636 EMSG(_(e_noprev));
|
|
637 vim_free(newcmd);
|
|
638 return;
|
|
639 }
|
|
640 len += (int)STRLEN(prevcmd);
|
|
641 }
|
|
642 if ((t = alloc(len)) == NULL)
|
|
643 {
|
|
644 vim_free(newcmd);
|
|
645 return;
|
|
646 }
|
|
647 *t = NUL;
|
|
648 if (newcmd != NULL)
|
|
649 STRCAT(t, newcmd);
|
|
650 if (ins_prevcmd)
|
|
651 STRCAT(t, prevcmd);
|
|
652 p = t + STRLEN(t);
|
|
653 STRCAT(t, trailarg);
|
|
654 vim_free(newcmd);
|
|
655 newcmd = t;
|
|
656
|
|
657 /*
|
|
658 * Scan the rest of the argument for '!', which is replaced by the
|
|
659 * previous command. "\!" is replaced by "!" (this is vi compatible).
|
|
660 */
|
|
661 trailarg = NULL;
|
|
662 while (*p)
|
|
663 {
|
|
664 if (*p == '!'
|
|
665 #ifdef RISCOS
|
|
666 && (p[1] == ' ' || p[1] == NUL)
|
|
667 #endif
|
|
668 )
|
|
669 {
|
|
670 if (p > newcmd && p[-1] == '\\')
|
|
671 mch_memmove(p - 1, p, (size_t)(STRLEN(p) + 1));
|
|
672 else
|
|
673 {
|
|
674 trailarg = p;
|
|
675 *trailarg++ = NUL;
|
|
676 ins_prevcmd = TRUE;
|
|
677 break;
|
|
678 }
|
|
679 }
|
|
680 ++p;
|
|
681 }
|
|
682 } while (trailarg != NULL);
|
|
683
|
|
684 vim_free(prevcmd);
|
|
685 prevcmd = newcmd;
|
|
686
|
|
687 if (bangredo) /* put cmd in redo buffer for ! command */
|
|
688 {
|
|
689 AppendToRedobuffLit(prevcmd);
|
|
690 AppendToRedobuff((char_u *)"\n");
|
|
691 bangredo = FALSE;
|
|
692 }
|
|
693 /*
|
|
694 * Add quotes around the command, for shells that need them.
|
|
695 */
|
|
696 if (*p_shq != NUL)
|
|
697 {
|
|
698 newcmd = alloc((unsigned)(STRLEN(prevcmd) + 2 * STRLEN(p_shq) + 1));
|
|
699 if (newcmd == NULL)
|
|
700 return;
|
|
701 STRCPY(newcmd, p_shq);
|
|
702 STRCAT(newcmd, prevcmd);
|
|
703 STRCAT(newcmd, p_shq);
|
|
704 free_newcmd = TRUE;
|
|
705 }
|
|
706 if (addr_count == 0) /* :! */
|
|
707 {
|
|
708 /* echo the command */
|
|
709 msg_start();
|
|
710 msg_putchar(':');
|
|
711 msg_putchar('!');
|
|
712 msg_outtrans(newcmd);
|
|
713 msg_clr_eos();
|
|
714 windgoto(msg_row, msg_col);
|
|
715
|
|
716 do_shell(newcmd, 0);
|
|
717 }
|
|
718 else /* :range! */
|
|
719 /* Careful: This may recursively call do_bang() again! (because of
|
|
720 * autocommands) */
|
|
721 do_filter(line1, line2, eap, newcmd, do_in, do_out);
|
|
722 if (free_newcmd)
|
|
723 vim_free(newcmd);
|
|
724 }
|
|
725
|
|
726 /*
|
|
727 * do_filter: filter lines through a command given by the user
|
|
728 *
|
|
729 * We use temp files and the call_shell() routine here. This would normally
|
|
730 * be done using pipes on a UNIX machine, but this is more portable to
|
|
731 * non-unix machines. The call_shell() routine needs to be able
|
|
732 * to deal with redirection somehow, and should handle things like looking
|
|
733 * at the PATH env. variable, and adding reasonable extensions to the
|
|
734 * command name given by the user. All reasonable versions of call_shell()
|
|
735 * do this.
|
|
736 * We use input redirection if do_in is TRUE.
|
|
737 * We use output redirection if do_out is TRUE.
|
|
738 */
|
|
739 static void
|
|
740 do_filter(line1, line2, eap, cmd, do_in, do_out)
|
|
741 linenr_T line1, line2;
|
|
742 exarg_T *eap; /* for forced 'ff' and 'fenc' */
|
|
743 char_u *cmd;
|
|
744 int do_in, do_out;
|
|
745 {
|
|
746 char_u *itmp = NULL;
|
|
747 char_u *otmp = NULL;
|
|
748 linenr_T linecount;
|
|
749 linenr_T read_linecount;
|
|
750 pos_T cursor_save;
|
|
751 char_u *cmd_buf;
|
|
752 #ifdef FEAT_AUTOCMD
|
|
753 buf_T *old_curbuf = curbuf;
|
|
754 #endif
|
|
755
|
|
756 if (*cmd == NUL) /* no filter command */
|
|
757 return;
|
|
758
|
|
759 #ifdef WIN3264
|
|
760 /*
|
|
761 * Check if external commands are allowed now.
|
|
762 */
|
|
763 if (can_end_termcap_mode(TRUE) == FALSE)
|
|
764 return;
|
|
765 #endif
|
|
766
|
|
767 cursor_save = curwin->w_cursor;
|
|
768 linecount = line2 - line1 + 1;
|
|
769 curwin->w_cursor.lnum = line1;
|
|
770 curwin->w_cursor.col = 0;
|
|
771 changed_line_abv_curs();
|
|
772 invalidate_botline();
|
|
773
|
|
774 /*
|
|
775 * 1. Form temp file names
|
|
776 * 2. Write the lines to a temp file
|
|
777 * 3. Run the filter command on the temp file
|
|
778 * 4. Read the output of the command into the buffer
|
|
779 * 5. Delete the original lines to be filtered
|
|
780 * 6. Remove the temp files
|
|
781 */
|
|
782
|
|
783 if ((do_in && (itmp = vim_tempname('i')) == NULL)
|
|
784 || (do_out && (otmp = vim_tempname('o')) == NULL))
|
|
785 {
|
|
786 EMSG(_(e_notmp));
|
|
787 goto filterend;
|
|
788 }
|
|
789
|
|
790 /*
|
|
791 * The writing and reading of temp files will not be shown.
|
|
792 * Vi also doesn't do this and the messages are not very informative.
|
|
793 */
|
|
794 ++no_wait_return; /* don't call wait_return() while busy */
|
|
795 if (do_in && buf_write(curbuf, itmp, NULL, line1, line2, eap,
|
|
796 FALSE, FALSE, FALSE, TRUE) == FAIL)
|
|
797 {
|
|
798 msg_putchar('\n'); /* keep message from buf_write() */
|
|
799 --no_wait_return;
|
|
800 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
801 if (!aborting())
|
|
802 #endif
|
|
803 (void)EMSG2(_(e_notcreate), itmp); /* will call wait_return */
|
|
804 goto filterend;
|
|
805 }
|
|
806 #ifdef FEAT_AUTOCMD
|
|
807 if (curbuf != old_curbuf)
|
|
808 goto filterend;
|
|
809 #endif
|
|
810
|
|
811 if (!do_out)
|
|
812 msg_putchar('\n');
|
|
813
|
|
814 cmd_buf = make_filter_cmd(cmd, itmp, otmp);
|
|
815 if (cmd_buf == NULL)
|
|
816 goto filterend;
|
|
817
|
|
818 windgoto((int)Rows - 1, 0);
|
|
819 cursor_on();
|
|
820
|
|
821 /*
|
|
822 * When not redirecting the output the command can write anything to the
|
|
823 * screen. If 'shellredir' is equal to ">", screen may be messed up by
|
|
824 * stderr output of external command. Clear the screen later.
|
|
825 * If do_in is FALSE, this could be something like ":r !cat", which may
|
|
826 * also mess up the screen, clear it later.
|
|
827 */
|
|
828 if (!do_out || STRCMP(p_srr, ">") == 0 || !do_in)
|
|
829 redraw_later_clear();
|
|
830
|
|
831 /*
|
|
832 * When call_shell() fails wait_return() is called to give the user a
|
|
833 * chance to read the error messages. Otherwise errors are ignored, so you
|
|
834 * can see the error messages from the command that appear on stdout; use
|
|
835 * 'u' to fix the text
|
|
836 * Switch to cooked mode when not redirecting stdin, avoids that something
|
|
837 * like ":r !cat" hangs.
|
|
838 * Pass on the SHELL_DOOUT flag when the output is being redirected.
|
|
839 */
|
|
840 if (call_shell(cmd_buf, SHELL_FILTER | SHELL_COOKED
|
|
841 | (do_out ? SHELL_DOOUT : 0)))
|
|
842 {
|
|
843 redraw_later_clear();
|
|
844 wait_return(FALSE);
|
|
845 }
|
|
846 vim_free(cmd_buf);
|
|
847
|
|
848 did_check_timestamps = FALSE;
|
|
849 need_check_timestamps = TRUE;
|
|
850
|
|
851 /* When interrupting the shell command, it may still have produced some
|
|
852 * useful output. Reset got_int here, so that readfile() won't cancel
|
|
853 * reading. */
|
|
854 ui_breakcheck();
|
|
855 got_int = FALSE;
|
|
856
|
|
857 if (do_out)
|
|
858 {
|
|
859 if (u_save((linenr_T)(line2), (linenr_T)(line2 + 1)) == FAIL)
|
|
860 goto error;
|
|
861 redraw_curbuf_later(VALID);
|
|
862 read_linecount = curbuf->b_ml.ml_line_count;
|
|
863 if (readfile(otmp, NULL, line2, (linenr_T)0, (linenr_T)MAXLNUM, eap,
|
|
864 READ_FILTER) == FAIL)
|
|
865 {
|
|
866 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
867 if (!aborting())
|
|
868 #endif
|
|
869 {
|
|
870 msg_putchar('\n');
|
|
871 EMSG2(_(e_notread), otmp);
|
|
872 }
|
|
873 goto error;
|
|
874 }
|
|
875 #ifdef FEAT_AUTOCMD
|
|
876 if (curbuf != old_curbuf)
|
|
877 goto filterend;
|
|
878 #endif
|
|
879
|
|
880 if (do_in)
|
|
881 {
|
|
882 if (cmdmod.keepmarks || vim_strchr(p_cpo, CPO_REMMARK) == NULL)
|
|
883 {
|
|
884 read_linecount = curbuf->b_ml.ml_line_count - read_linecount;
|
|
885 if (read_linecount >= linecount)
|
|
886 /* move all marks from old lines to new lines */
|
|
887 mark_adjust(line1, line2, linecount, 0L);
|
|
888 else
|
|
889 {
|
|
890 /* move marks from old lines to new lines, delete marks
|
|
891 * that are in deleted lines */
|
|
892 mark_adjust(line1, line1 + read_linecount - 1,
|
|
893 linecount, 0L);
|
|
894 mark_adjust(line1 + read_linecount, line2, MAXLNUM, 0L);
|
|
895 }
|
|
896 }
|
|
897
|
|
898 /*
|
|
899 * Put cursor on first filtered line for ":range!cmd".
|
|
900 * Adjust '[ and '] (set by buf_write()).
|
|
901 */
|
|
902 curwin->w_cursor.lnum = line1;
|
|
903 del_lines(linecount, TRUE);
|
|
904 curbuf->b_op_start.lnum -= linecount; /* adjust '[ */
|
|
905 curbuf->b_op_end.lnum -= linecount; /* adjust '] */
|
|
906 write_lnum_adjust(-linecount); /* adjust last line
|
|
907 for next write */
|
|
908 }
|
|
909 else
|
|
910 {
|
|
911 /*
|
|
912 * Put cursor on last new line for ":r !cmd".
|
|
913 */
|
|
914 curwin->w_cursor.lnum = curbuf->b_op_end.lnum;
|
|
915 linecount = curbuf->b_op_end.lnum - curbuf->b_op_start.lnum + 1;
|
|
916 }
|
|
917 beginline(BL_WHITE | BL_FIX); /* cursor on first non-blank */
|
|
918 --no_wait_return;
|
|
919
|
|
920 if (linecount > p_report)
|
|
921 {
|
|
922 if (do_in)
|
|
923 {
|
|
924 sprintf((char *)msg_buf, _("%ld lines filtered"),
|
|
925 (long)linecount);
|
|
926 if (msg(msg_buf) && !msg_scroll)
|
|
927 {
|
|
928 /* save message to display it after redraw */
|
|
929 set_keep_msg(msg_buf);
|
|
930 keep_msg_attr = 0;
|
|
931 }
|
|
932 }
|
|
933 else
|
|
934 msgmore((long)linecount);
|
|
935 }
|
|
936 }
|
|
937 else
|
|
938 {
|
|
939 error:
|
|
940 /* put cursor back in same position for ":w !cmd" */
|
|
941 curwin->w_cursor = cursor_save;
|
|
942 --no_wait_return;
|
|
943 wait_return(FALSE);
|
|
944 }
|
|
945
|
|
946 filterend:
|
|
947
|
|
948 #ifdef FEAT_AUTOCMD
|
|
949 if (curbuf != old_curbuf)
|
|
950 {
|
|
951 --no_wait_return;
|
|
952 EMSG(_("E135: *Filter* Autocommands must not change current buffer"));
|
|
953 }
|
|
954 #endif
|
|
955 if (itmp != NULL)
|
|
956 mch_remove(itmp);
|
|
957 if (otmp != NULL)
|
|
958 mch_remove(otmp);
|
|
959 vim_free(itmp);
|
|
960 vim_free(otmp);
|
|
961 }
|
|
962
|
|
963 /*
|
|
964 * Call a shell to execute a command.
|
|
965 * When "cmd" is NULL start an interactive shell.
|
|
966 */
|
|
967 void
|
|
968 do_shell(cmd, flags)
|
|
969 char_u *cmd;
|
|
970 int flags; /* may be SHELL_DOOUT when output is redirected */
|
|
971 {
|
|
972 buf_T *buf;
|
|
973 #ifndef FEAT_GUI_MSWIN
|
|
974 int save_nwr;
|
|
975 #endif
|
|
976 #ifdef MSWIN
|
|
977 int winstart = FALSE;
|
|
978 #endif
|
|
979
|
|
980 /*
|
|
981 * Disallow shell commands for "rvim".
|
|
982 * Disallow shell commands from .exrc and .vimrc in current directory for
|
|
983 * security reasons.
|
|
984 */
|
|
985 if (check_restricted() || check_secure())
|
|
986 {
|
|
987 msg_end();
|
|
988 return;
|
|
989 }
|
|
990
|
|
991 #ifdef MSWIN
|
|
992 /*
|
|
993 * Check if external commands are allowed now.
|
|
994 */
|
|
995 if (can_end_termcap_mode(TRUE) == FALSE)
|
|
996 return;
|
|
997
|
|
998 /*
|
|
999 * Check if ":!start" is used.
|
|
1000 */
|
|
1001 if (cmd != NULL)
|
|
1002 winstart = (STRNICMP(cmd, "start ", 6) == 0);
|
|
1003 #endif
|
|
1004
|
|
1005 /*
|
|
1006 * For autocommands we want to get the output on the current screen, to
|
|
1007 * avoid having to type return below.
|
|
1008 */
|
|
1009 msg_putchar('\r'); /* put cursor at start of line */
|
|
1010 #ifdef FEAT_AUTOCMD
|
|
1011 if (!autocmd_busy)
|
|
1012 #endif
|
|
1013 {
|
|
1014 #ifdef MSWIN
|
|
1015 if (!winstart)
|
|
1016 #endif
|
|
1017 stoptermcap();
|
|
1018 }
|
|
1019 #ifdef MSWIN
|
|
1020 if (!winstart)
|
|
1021 #endif
|
|
1022 msg_putchar('\n'); /* may shift screen one line up */
|
|
1023
|
|
1024 /* warning message before calling the shell */
|
|
1025 if (p_warn
|
|
1026 #ifdef FEAT_AUTOCMD
|
|
1027 && !autocmd_busy
|
|
1028 #endif
|
|
1029 && msg_silent == 0)
|
|
1030 for (buf = firstbuf; buf; buf = buf->b_next)
|
|
1031 if (bufIsChanged(buf))
|
|
1032 {
|
|
1033 #ifdef FEAT_GUI_MSWIN
|
|
1034 if (!winstart)
|
|
1035 starttermcap(); /* don't want a message box here */
|
|
1036 #endif
|
|
1037 MSG_PUTS(_("[No write since last change]\n"));
|
|
1038 #ifdef FEAT_GUI_MSWIN
|
|
1039 if (!winstart)
|
|
1040 stoptermcap();
|
|
1041 #endif
|
|
1042 break;
|
|
1043 }
|
|
1044
|
|
1045 /* This windgoto is required for when the '\n' resulted in a "delete line
|
|
1046 * 1" command to the terminal. */
|
|
1047 if (!swapping_screen())
|
|
1048 windgoto(msg_row, msg_col);
|
|
1049 cursor_on();
|
|
1050 (void)call_shell(cmd, SHELL_COOKED | flags);
|
|
1051 did_check_timestamps = FALSE;
|
|
1052 need_check_timestamps = TRUE;
|
|
1053
|
|
1054 /*
|
|
1055 * put the message cursor at the end of the screen, avoids wait_return()
|
|
1056 * to overwrite the text that the external command showed
|
|
1057 */
|
|
1058 if (!swapping_screen())
|
|
1059 {
|
|
1060 msg_row = Rows - 1;
|
|
1061 msg_col = 0;
|
|
1062 }
|
|
1063
|
|
1064 #ifdef FEAT_AUTOCMD
|
|
1065 if (autocmd_busy)
|
|
1066 {
|
|
1067 if (msg_silent == 0)
|
|
1068 redraw_later_clear();
|
|
1069 }
|
|
1070 else
|
|
1071 #endif
|
|
1072 {
|
|
1073 /*
|
|
1074 * For ":sh" there is no need to call wait_return(), just redraw.
|
|
1075 * Also for the Win32 GUI (the output is in a console window).
|
|
1076 * Otherwise there is probably text on the screen that the user wants
|
|
1077 * to read before redrawing, so call wait_return().
|
|
1078 */
|
|
1079 #ifndef FEAT_GUI_MSWIN
|
|
1080 if (cmd == NULL
|
|
1081 # ifdef WIN3264
|
|
1082 || (winstart && !need_wait_return)
|
|
1083 # endif
|
|
1084 )
|
|
1085 {
|
|
1086 if (msg_silent == 0)
|
|
1087 redraw_later_clear();
|
|
1088 need_wait_return = FALSE;
|
|
1089 }
|
|
1090 else
|
|
1091 {
|
|
1092 /*
|
|
1093 * If we switch screens when starttermcap() is called, we really
|
|
1094 * want to wait for "hit return to continue".
|
|
1095 */
|
|
1096 save_nwr = no_wait_return;
|
|
1097 if (swapping_screen())
|
|
1098 no_wait_return = FALSE;
|
|
1099 # ifdef AMIGA
|
|
1100 wait_return(term_console ? -1 : msg_silent == 0); /* see below */
|
|
1101 # else
|
|
1102 wait_return(msg_silent == 0);
|
|
1103 # endif
|
|
1104 no_wait_return = save_nwr;
|
|
1105 }
|
|
1106 #endif /* FEAT_GUI_W32 */
|
|
1107
|
|
1108 #ifdef MSWIN
|
|
1109 if (!winstart) /* if winstart==TRUE, never stopped termcap! */
|
|
1110 #endif
|
|
1111 starttermcap(); /* start termcap if not done by wait_return() */
|
|
1112
|
|
1113 /*
|
|
1114 * In an Amiga window redrawing is caused by asking the window size.
|
|
1115 * If we got an interrupt this will not work. The chance that the
|
|
1116 * window size is wrong is very small, but we need to redraw the
|
|
1117 * screen. Don't do this if ':' hit in wait_return(). THIS IS UGLY
|
|
1118 * but it saves an extra redraw.
|
|
1119 */
|
|
1120 #ifdef AMIGA
|
|
1121 if (skip_redraw) /* ':' hit in wait_return() */
|
|
1122 {
|
|
1123 if (msg_silent == 0)
|
|
1124 redraw_later_clear();
|
|
1125 }
|
|
1126 else if (term_console)
|
|
1127 {
|
|
1128 OUT_STR(IF_EB("\033[0 q", ESC_STR "[0 q")); /* get window size */
|
|
1129 if (got_int && msg_silent == 0)
|
|
1130 redraw_later_clear(); /* if got_int is TRUE, redraw needed */
|
|
1131 else
|
|
1132 must_redraw = 0; /* no extra redraw needed */
|
|
1133 }
|
|
1134 #endif
|
|
1135 }
|
|
1136
|
|
1137 /* display any error messages now */
|
|
1138 display_errors();
|
|
1139 }
|
|
1140
|
|
1141 /*
|
|
1142 * Create a shell command from a command string, input redirection file and
|
|
1143 * output redirection file.
|
|
1144 * Returns an allocated string with the shell command, or NULL for failure.
|
|
1145 */
|
|
1146 char_u *
|
|
1147 make_filter_cmd(cmd, itmp, otmp)
|
|
1148 char_u *cmd; /* command */
|
|
1149 char_u *itmp; /* NULL or name of input file */
|
|
1150 char_u *otmp; /* NULL or name of output file */
|
|
1151 {
|
|
1152 char_u *buf;
|
|
1153 long_u len;
|
|
1154
|
|
1155 len = (long_u)STRLEN(cmd) + 3; /* "()" + NUL */
|
|
1156 if (itmp != NULL)
|
|
1157 len += (long_u)STRLEN(itmp) + 9; /* " { < " + " } " */
|
|
1158 if (otmp != NULL)
|
|
1159 len += (long_u)STRLEN(otmp) + (long_u)STRLEN(p_srr) + 2; /* " " */
|
|
1160 buf = lalloc(len, TRUE);
|
|
1161 if (buf == NULL)
|
|
1162 return NULL;
|
|
1163
|
|
1164 #if (defined(UNIX) && !defined(ARCHIE)) || defined(OS2)
|
|
1165 /*
|
|
1166 * put braces around the command (for concatenated commands)
|
|
1167 */
|
|
1168 sprintf((char *)buf, "(%s)", (char *)cmd);
|
|
1169 if (itmp != NULL)
|
|
1170 {
|
|
1171 STRCAT(buf, " < ");
|
|
1172 STRCAT(buf, itmp);
|
|
1173 }
|
|
1174 #else
|
|
1175 /*
|
|
1176 * for shells that don't understand braces around commands, at least allow
|
|
1177 * the use of commands in a pipe.
|
|
1178 */
|
|
1179 STRCPY(buf, cmd);
|
|
1180 if (itmp != NULL)
|
|
1181 {
|
|
1182 char_u *p;
|
|
1183
|
|
1184 /*
|
|
1185 * If there is a pipe, we have to put the '<' in front of it.
|
|
1186 * Don't do this when 'shellquote' is not empty, otherwise the
|
|
1187 * redirection would be inside the quotes.
|
|
1188 */
|
|
1189 if (*p_shq == NUL)
|
|
1190 {
|
|
1191 p = vim_strchr(buf, '|');
|
|
1192 if (p != NULL)
|
|
1193 *p = NUL;
|
|
1194 }
|
|
1195 # ifdef RISCOS
|
|
1196 STRCAT(buf, " { < "); /* Use RISC OS notation for input. */
|
|
1197 STRCAT(buf, itmp);
|
|
1198 STRCAT(buf, " } ");
|
|
1199 # else
|
|
1200 STRCAT(buf, " <"); /* " < " causes problems on Amiga */
|
|
1201 STRCAT(buf, itmp);
|
|
1202 # endif
|
|
1203 if (*p_shq == NUL)
|
|
1204 {
|
|
1205 p = vim_strchr(cmd, '|');
|
|
1206 if (p != NULL)
|
|
1207 {
|
|
1208 STRCAT(buf, " "); /* insert a space before the '|' for DOS */
|
|
1209 STRCAT(buf, p);
|
|
1210 }
|
|
1211 }
|
|
1212 }
|
|
1213 #endif
|
|
1214 if (otmp != NULL)
|
|
1215 append_redir(buf, p_srr, otmp);
|
|
1216
|
|
1217 return buf;
|
|
1218 }
|
|
1219
|
|
1220 /*
|
|
1221 * Append output redirection for file "fname" to the end of string buffer "buf"
|
|
1222 * Works with the 'shellredir' and 'shellpipe' options.
|
|
1223 * The caller should make sure that there is enough room:
|
|
1224 * STRLEN(opt) + STRLEN(fname) + 3
|
|
1225 */
|
|
1226 void
|
|
1227 append_redir(buf, opt, fname)
|
|
1228 char_u *buf;
|
|
1229 char_u *opt;
|
|
1230 char_u *fname;
|
|
1231 {
|
|
1232 char_u *p;
|
|
1233
|
|
1234 buf += STRLEN(buf);
|
|
1235 /* find "%s", skipping "%%" */
|
|
1236 for (p = opt; (p = vim_strchr(p, '%')) != NULL; ++p)
|
|
1237 if (p[1] == 's')
|
|
1238 break;
|
|
1239 if (p != NULL)
|
|
1240 {
|
|
1241 *buf = ' '; /* not really needed? Not with sh, ksh or bash */
|
|
1242 sprintf((char *)buf + 1, (char *)opt, (char *)fname);
|
|
1243 }
|
|
1244 else
|
|
1245 sprintf((char *)buf,
|
|
1246 #ifdef FEAT_QUICKFIX
|
|
1247 # ifndef RISCOS
|
|
1248 opt != p_sp ? " %s%s" :
|
|
1249 # endif
|
|
1250 " %s %s",
|
|
1251 #else
|
|
1252 # ifndef RISCOS
|
|
1253 " %s%s", /* " > %s" causes problems on Amiga */
|
|
1254 # else
|
|
1255 " %s %s", /* But is needed for 'shellpipe' and RISC OS */
|
|
1256 # endif
|
|
1257 #endif
|
|
1258 (char *)opt, (char *)fname);
|
|
1259 }
|
|
1260
|
|
1261 #ifdef FEAT_VIMINFO
|
|
1262
|
|
1263 static int no_viminfo __ARGS((void));
|
|
1264 static int viminfo_errcnt;
|
|
1265
|
|
1266 static int
|
|
1267 no_viminfo()
|
|
1268 {
|
|
1269 /* "vim -i NONE" does not read or write a viminfo file */
|
|
1270 return (use_viminfo != NULL && STRCMP(use_viminfo, "NONE") == 0);
|
|
1271 }
|
|
1272
|
|
1273 /*
|
|
1274 * Report an error for reading a viminfo file.
|
|
1275 * Count the number of errors. When there are more than 10, return TRUE.
|
|
1276 */
|
|
1277 int
|
|
1278 viminfo_error(errnum, message, line)
|
|
1279 char *errnum;
|
|
1280 char *message;
|
|
1281 char_u *line;
|
|
1282 {
|
|
1283 sprintf((char *)IObuff, _("%sviminfo: %s in line: "), errnum, message);
|
|
1284 STRNCAT(IObuff, line, IOSIZE - STRLEN(IObuff));
|
|
1285 emsg(IObuff);
|
|
1286 if (++viminfo_errcnt >= 10)
|
|
1287 {
|
|
1288 EMSG(_("E136: viminfo: Too many errors, skipping rest of file"));
|
|
1289 return TRUE;
|
|
1290 }
|
|
1291 return FALSE;
|
|
1292 }
|
|
1293
|
|
1294 /*
|
|
1295 * read_viminfo() -- Read the viminfo file. Registers etc. which are already
|
|
1296 * set are not over-written unless force is TRUE. -- webb
|
|
1297 */
|
|
1298 int
|
|
1299 read_viminfo(file, want_info, want_marks, forceit)
|
|
1300 char_u *file;
|
|
1301 int want_info;
|
|
1302 int want_marks;
|
|
1303 int forceit;
|
|
1304 {
|
|
1305 FILE *fp;
|
|
1306 char_u *fname;
|
|
1307
|
|
1308 if (no_viminfo())
|
|
1309 return FAIL;
|
|
1310
|
|
1311 fname = viminfo_filename(file); /* may set to default if NULL */
|
|
1312 if (fname == NULL)
|
|
1313 return FAIL;
|
|
1314 fp = mch_fopen((char *)fname, READBIN);
|
|
1315
|
|
1316 if (p_verbose > 0)
|
|
1317 {
|
|
1318 char_u *s;
|
|
1319
|
|
1320 s = fname;
|
|
1321 if (STRLEN(fname) > IOSIZE - 100)
|
|
1322 s = fname + STRLEN(fname) - (IOSIZE - 100);
|
|
1323 smsg((char_u *)_("Reading viminfo file \"%s\"%s%s%s"), s,
|
|
1324 want_info ? _(" info") : "",
|
|
1325 want_marks ? _(" marks") : "",
|
|
1326 fp == NULL ? _(" FAILED") : "");
|
|
1327 }
|
|
1328
|
|
1329 vim_free(fname);
|
|
1330 if (fp == NULL)
|
|
1331 return FAIL;
|
|
1332
|
|
1333 viminfo_errcnt = 0;
|
|
1334 do_viminfo(fp, NULL, want_info, want_marks, forceit);
|
|
1335
|
|
1336 fclose(fp);
|
|
1337
|
|
1338 return OK;
|
|
1339 }
|
|
1340
|
|
1341 /*
|
|
1342 * write_viminfo() -- Write the viminfo file. The old one is read in first so
|
|
1343 * that effectively a merge of current info and old info is done. This allows
|
|
1344 * multiple vims to run simultaneously, without losing any marks etc. If
|
|
1345 * forceit is TRUE, then the old file is not read in, and only internal info is
|
|
1346 * written to the file. -- webb
|
|
1347 */
|
|
1348 void
|
|
1349 write_viminfo(file, forceit)
|
|
1350 char_u *file;
|
|
1351 int forceit;
|
|
1352 {
|
|
1353 char_u *fname;
|
|
1354 FILE *fp_in = NULL; /* input viminfo file, if any */
|
|
1355 FILE *fp_out = NULL; /* output viminfo file */
|
|
1356 char_u *tempname = NULL; /* name of temp viminfo file */
|
|
1357 struct stat st_new; /* mch_stat() of potential new file */
|
|
1358 char_u *wp;
|
|
1359 #if defined(UNIX) || defined(VMS)
|
|
1360 mode_t umask_save;
|
|
1361 #endif
|
|
1362 #ifdef UNIX
|
|
1363 int shortname = FALSE; /* use 8.3 file name */
|
|
1364 struct stat st_old; /* mch_stat() of existing viminfo file */
|
|
1365 #endif
|
|
1366
|
|
1367 if (no_viminfo())
|
|
1368 return;
|
|
1369
|
|
1370 fname = viminfo_filename(file); /* may set to default if NULL */
|
|
1371 if (fname == NULL)
|
|
1372 return;
|
|
1373
|
|
1374 fp_in = mch_fopen((char *)fname, READBIN);
|
|
1375 if (fp_in == NULL)
|
|
1376 {
|
|
1377 /* if it does exist, but we can't read it, don't try writing */
|
|
1378 if (mch_stat((char *)fname, &st_new) == 0)
|
|
1379 goto end;
|
|
1380 #if defined(UNIX) || defined(VMS)
|
|
1381 /*
|
|
1382 * For Unix we create the .viminfo non-accessible for others,
|
|
1383 * because it may contain text from non-accessible documents.
|
|
1384 */
|
|
1385 umask_save = umask(077);
|
|
1386 #endif
|
|
1387 fp_out = mch_fopen((char *)fname, WRITEBIN);
|
|
1388 #if defined(UNIX) || defined(VMS)
|
|
1389 (void)umask(umask_save);
|
|
1390 #endif
|
|
1391 }
|
|
1392 else
|
|
1393 {
|
|
1394 /*
|
|
1395 * There is an existing viminfo file. Create a temporary file to
|
|
1396 * write the new viminfo into, in the same directory as the
|
|
1397 * existing viminfo file, which will be renamed later.
|
|
1398 */
|
|
1399 #ifdef UNIX
|
|
1400 /*
|
|
1401 * For Unix we check the owner of the file. It's not very nice to
|
|
1402 * overwrite a user's viminfo file after a "su root", with a
|
|
1403 * viminfo file that the user can't read.
|
|
1404 */
|
|
1405 st_old.st_dev = st_old.st_ino = 0;
|
|
1406 st_old.st_mode = 0600;
|
|
1407 if (mch_stat((char *)fname, &st_old) == 0 && getuid() &&
|
|
1408 !(st_old.st_uid == getuid()
|
|
1409 ? (st_old.st_mode & 0200)
|
|
1410 : (st_old.st_gid == getgid()
|
|
1411 ? (st_old.st_mode & 0020)
|
|
1412 : (st_old.st_mode & 0002))))
|
|
1413 {
|
|
1414 int tt;
|
|
1415
|
|
1416 /* avoid a wait_return for this message, it's annoying */
|
|
1417 tt = msg_didany;
|
|
1418 EMSG2(_("E137: Viminfo file is not writable: %s"), fname);
|
|
1419 msg_didany = tt;
|
|
1420 goto end;
|
|
1421 }
|
|
1422 #endif
|
|
1423
|
|
1424 /*
|
|
1425 * Make tempname.
|
|
1426 * May try twice: Once normal and once with shortname set, just in
|
|
1427 * case somebody puts his viminfo file in an 8.3 filesystem.
|
|
1428 */
|
|
1429 for (;;)
|
|
1430 {
|
|
1431 tempname = buf_modname(
|
|
1432 #ifdef UNIX
|
|
1433 shortname,
|
|
1434 #else
|
|
1435 # ifdef SHORT_FNAME
|
|
1436 TRUE,
|
|
1437 # else
|
|
1438 # ifdef FEAT_GUI_W32
|
|
1439 gui_is_win32s(),
|
|
1440 # else
|
|
1441 FALSE,
|
|
1442 # endif
|
|
1443 # endif
|
|
1444 #endif
|
|
1445 fname,
|
|
1446 #ifdef VMS
|
|
1447 (char_u *)"-tmp",
|
|
1448 #else
|
|
1449 # ifdef RISCOS
|
|
1450 (char_u *)"/tmp",
|
|
1451 # else
|
|
1452 (char_u *)".tmp",
|
|
1453 # endif
|
|
1454 #endif
|
|
1455 FALSE);
|
|
1456 if (tempname == NULL) /* out of memory */
|
|
1457 break;
|
|
1458
|
|
1459 /*
|
|
1460 * Check if tempfile already exists. Never overwrite an
|
|
1461 * existing file!
|
|
1462 */
|
|
1463 if (mch_stat((char *)tempname, &st_new) == 0)
|
|
1464 {
|
|
1465 #ifdef UNIX
|
|
1466 /*
|
|
1467 * Check if tempfile is same as original file. May happen
|
|
1468 * when modname() gave the same file back. E.g. silly
|
|
1469 * link, or file name-length reached. Try again with
|
|
1470 * shortname set.
|
|
1471 */
|
|
1472 if (!shortname && st_new.st_dev == st_old.st_dev &&
|
|
1473 st_new.st_ino == st_old.st_ino)
|
|
1474 {
|
|
1475 vim_free(tempname);
|
|
1476 tempname = NULL;
|
|
1477 shortname = TRUE;
|
|
1478 continue;
|
|
1479 }
|
|
1480 #endif
|
|
1481 /*
|
|
1482 * Try another name. Change one character, just before
|
|
1483 * the extension. This should also work for an 8.3
|
|
1484 * file name, when after adding the extension it still is
|
|
1485 * the same file as the original.
|
|
1486 */
|
|
1487 wp = tempname + STRLEN(tempname) - 5;
|
|
1488 if (wp < gettail(tempname)) /* empty file name? */
|
|
1489 wp = gettail(tempname);
|
|
1490 for (*wp = 'z'; mch_stat((char *)tempname, &st_new) == 0;
|
|
1491 --*wp)
|
|
1492 {
|
|
1493 /*
|
|
1494 * They all exist? Must be something wrong! Don't
|
|
1495 * write the viminfo file then.
|
|
1496 */
|
|
1497 if (*wp == 'a')
|
|
1498 {
|
|
1499 vim_free(tempname);
|
|
1500 tempname = NULL;
|
|
1501 break;
|
|
1502 }
|
|
1503 }
|
|
1504 }
|
|
1505 break;
|
|
1506 }
|
|
1507
|
|
1508 if (tempname != NULL)
|
|
1509 {
|
|
1510 fp_out = mch_fopen((char *)tempname, WRITEBIN);
|
|
1511
|
|
1512 /*
|
|
1513 * If we can't create in the same directory, try creating a
|
|
1514 * "normal" temp file.
|
|
1515 */
|
|
1516 if (fp_out == NULL)
|
|
1517 {
|
|
1518 vim_free(tempname);
|
|
1519 if ((tempname = vim_tempname('o')) != NULL)
|
|
1520 fp_out = mch_fopen((char *)tempname, WRITEBIN);
|
|
1521 }
|
|
1522 #ifdef UNIX
|
|
1523 /*
|
|
1524 * Set file protection same as original file, but strip s-bit
|
|
1525 * and make sure the owner can read/write it.
|
|
1526 */
|
|
1527 if (fp_out != NULL)
|
|
1528 {
|
|
1529 (void)mch_setperm(tempname,
|
|
1530 (long)((st_old.st_mode & 0777) | 0600));
|
|
1531 /* this only works for root: */
|
|
1532 (void)chown((char *)tempname, st_old.st_uid, st_old.st_gid);
|
|
1533 }
|
|
1534 #endif
|
|
1535 }
|
|
1536 }
|
|
1537
|
|
1538 /*
|
|
1539 * Check if the new viminfo file can be written to.
|
|
1540 */
|
|
1541 if (fp_out == NULL)
|
|
1542 {
|
|
1543 EMSG2(_("E138: Can't write viminfo file %s!"),
|
|
1544 (fp_in == NULL || tempname == NUL) ? fname : tempname);
|
|
1545 if (fp_in != NULL)
|
|
1546 fclose(fp_in);
|
|
1547 goto end;
|
|
1548 }
|
|
1549
|
|
1550 if (p_verbose > 0)
|
|
1551 msg_str((char_u *)_("Writing viminfo file \"%s\""), fname);
|
|
1552
|
|
1553 viminfo_errcnt = 0;
|
|
1554 do_viminfo(fp_in, fp_out, !forceit, !forceit, FALSE);
|
|
1555
|
|
1556 fclose(fp_out); /* errors are ignored !? */
|
|
1557 if (fp_in != NULL)
|
|
1558 {
|
|
1559 fclose(fp_in);
|
|
1560 /*
|
|
1561 * In case of an error, don't overwrite the original viminfo file.
|
|
1562 */
|
|
1563 if (viminfo_errcnt || vim_rename(tempname, fname) == -1)
|
|
1564 mch_remove(tempname);
|
|
1565 }
|
|
1566 end:
|
|
1567 vim_free(fname);
|
|
1568 vim_free(tempname);
|
|
1569 }
|
|
1570
|
|
1571 /*
|
|
1572 * Get the viminfo file name to use.
|
|
1573 * If "file" is given and not empty, use it (has already been expanded by
|
|
1574 * cmdline functions).
|
|
1575 * Otherwise use "-i file_name", value from 'viminfo' or the default, and
|
|
1576 * expand environment variables.
|
|
1577 * Returns an allocated string. NULL when out of memory.
|
|
1578 */
|
|
1579 static char_u *
|
|
1580 viminfo_filename(file)
|
|
1581 char_u *file;
|
|
1582 {
|
|
1583 if (file == NULL || *file == NUL)
|
|
1584 {
|
|
1585 if (use_viminfo != NULL)
|
|
1586 file = use_viminfo;
|
|
1587 else if ((file = find_viminfo_parameter('n')) == NULL || *file == NUL)
|
|
1588 {
|
|
1589 #ifdef VIMINFO_FILE2
|
|
1590 /* don't use $HOME when not defined (turned into "c:/"!). */
|
|
1591 # ifdef VMS
|
|
1592 if (mch_getenv((char_u *)"SYS$LOGIN") == NULL)
|
|
1593 # else
|
|
1594 if (mch_getenv((char_u *)"HOME") == NULL)
|
|
1595 # endif
|
|
1596 {
|
|
1597 /* don't use $VIM when not available. */
|
|
1598 expand_env((char_u *)"$VIM", NameBuff, MAXPATHL);
|
|
1599 if (STRCMP("$VIM", NameBuff) != 0) /* $VIM was expanded */
|
|
1600 file = (char_u *)VIMINFO_FILE2;
|
|
1601 else
|
|
1602 file = (char_u *)VIMINFO_FILE;
|
|
1603 }
|
|
1604 else
|
|
1605 #endif
|
|
1606 file = (char_u *)VIMINFO_FILE;
|
|
1607 }
|
|
1608 expand_env(file, NameBuff, MAXPATHL);
|
|
1609 file = NameBuff;
|
|
1610 }
|
|
1611 return vim_strsave(file);
|
|
1612 }
|
|
1613
|
|
1614 /*
|
|
1615 * do_viminfo() -- Should only be called from read_viminfo() & write_viminfo().
|
|
1616 */
|
|
1617 static void
|
|
1618 do_viminfo(fp_in, fp_out, want_info, want_marks, force_read)
|
|
1619 FILE *fp_in;
|
|
1620 FILE *fp_out;
|
|
1621 int want_info;
|
|
1622 int want_marks;
|
|
1623 int force_read;
|
|
1624 {
|
|
1625 int count = 0;
|
|
1626 int eof = FALSE;
|
|
1627 vir_T vir;
|
|
1628
|
|
1629 if ((vir.vir_line = alloc(LSIZE)) == NULL)
|
|
1630 return;
|
|
1631 vir.vir_fd = fp_in;
|
|
1632 #ifdef FEAT_MBYTE
|
|
1633 vir.vir_conv.vc_type = CONV_NONE;
|
|
1634 #endif
|
|
1635
|
|
1636 if (fp_in != NULL)
|
|
1637 {
|
|
1638 if (want_info)
|
|
1639 eof = read_viminfo_up_to_marks(&vir, force_read, fp_out != NULL);
|
|
1640 else
|
|
1641 /* Skip info, find start of marks */
|
|
1642 while (!(eof = viminfo_readline(&vir))
|
|
1643 && vir.vir_line[0] != '>')
|
|
1644 ;
|
|
1645 }
|
|
1646 if (fp_out != NULL)
|
|
1647 {
|
|
1648 /* Write the info: */
|
|
1649 fprintf(fp_out, _("# This viminfo file was generated by Vim %s.\n"),
|
|
1650 VIM_VERSION_MEDIUM);
|
|
1651 fprintf(fp_out, _("# You may edit it if you're careful!\n\n"));
|
|
1652 #ifdef FEAT_MBYTE
|
|
1653 fprintf(fp_out, _("# Value of 'encoding' when this file was written\n"));
|
|
1654 fprintf(fp_out, "*encoding=%s\n\n", p_enc);
|
|
1655 #endif
|
|
1656 write_viminfo_search_pattern(fp_out);
|
|
1657 write_viminfo_sub_string(fp_out);
|
|
1658 #ifdef FEAT_CMDHIST
|
|
1659 write_viminfo_history(fp_out);
|
|
1660 #endif
|
|
1661 write_viminfo_registers(fp_out);
|
|
1662 #ifdef FEAT_EVAL
|
|
1663 write_viminfo_varlist(fp_out);
|
|
1664 #endif
|
|
1665 write_viminfo_filemarks(fp_out);
|
|
1666 write_viminfo_bufferlist(fp_out);
|
|
1667 count = write_viminfo_marks(fp_out);
|
|
1668 }
|
|
1669 if (fp_in != NULL && want_marks)
|
|
1670 copy_viminfo_marks(&vir, fp_out, count, eof);
|
|
1671
|
|
1672 vim_free(vir.vir_line);
|
|
1673 #ifdef FEAT_MBYTE
|
|
1674 if (vir.vir_conv.vc_type != CONV_NONE)
|
|
1675 convert_setup(&vir.vir_conv, NULL, NULL);
|
|
1676 #endif
|
|
1677 }
|
|
1678
|
|
1679 /*
|
|
1680 * read_viminfo_up_to_marks() -- Only called from do_viminfo(). Reads in the
|
|
1681 * first part of the viminfo file which contains everything but the marks that
|
|
1682 * are local to a file. Returns TRUE when end-of-file is reached. -- webb
|
|
1683 */
|
|
1684 static int
|
|
1685 read_viminfo_up_to_marks(virp, forceit, writing)
|
|
1686 vir_T *virp;
|
|
1687 int forceit;
|
|
1688 int writing;
|
|
1689 {
|
|
1690 int eof;
|
|
1691 buf_T *buf;
|
|
1692
|
|
1693 #ifdef FEAT_CMDHIST
|
|
1694 prepare_viminfo_history(forceit ? 9999 : 0);
|
|
1695 #endif
|
|
1696 eof = viminfo_readline(virp);
|
|
1697 while (!eof && virp->vir_line[0] != '>')
|
|
1698 {
|
|
1699 switch (virp->vir_line[0])
|
|
1700 {
|
|
1701 /* Characters reserved for future expansion, ignored now */
|
|
1702 case '+': /* "+40 /path/dir file", for running vim without args */
|
|
1703 case '|': /* to be defined */
|
|
1704 case '^': /* to be defined */
|
|
1705 case '<': /* long line - ignored */
|
|
1706 /* A comment or empty line. */
|
|
1707 case NUL:
|
|
1708 case '\r':
|
|
1709 case '\n':
|
|
1710 case '#':
|
|
1711 eof = viminfo_readline(virp);
|
|
1712 break;
|
|
1713 case '*': /* "*encoding=value" */
|
|
1714 eof = viminfo_encoding(virp);
|
|
1715 break;
|
|
1716 case '!': /* global variable */
|
|
1717 #ifdef FEAT_EVAL
|
|
1718 eof = read_viminfo_varlist(virp, writing);
|
|
1719 #else
|
|
1720 eof = viminfo_readline(virp);
|
|
1721 #endif
|
|
1722 break;
|
|
1723 case '%': /* entry for buffer list */
|
|
1724 eof = read_viminfo_bufferlist(virp, writing);
|
|
1725 break;
|
|
1726 case '"':
|
|
1727 eof = read_viminfo_register(virp, forceit);
|
|
1728 break;
|
|
1729 case '/': /* Search string */
|
|
1730 case '&': /* Substitute search string */
|
|
1731 case '~': /* Last search string, followed by '/' or '&' */
|
|
1732 eof = read_viminfo_search_pattern(virp, forceit);
|
|
1733 break;
|
|
1734 case '$':
|
|
1735 eof = read_viminfo_sub_string(virp, forceit);
|
|
1736 break;
|
|
1737 case ':':
|
|
1738 case '?':
|
|
1739 case '=':
|
|
1740 case '@':
|
|
1741 #ifdef FEAT_CMDHIST
|
|
1742 eof = read_viminfo_history(virp);
|
|
1743 #else
|
|
1744 eof = viminfo_readline(virp);
|
|
1745 #endif
|
|
1746 break;
|
|
1747 case '-':
|
|
1748 case '\'':
|
|
1749 eof = read_viminfo_filemark(virp, forceit);
|
|
1750 break;
|
|
1751 default:
|
|
1752 if (viminfo_error("E575: ", _("Illegal starting char"),
|
|
1753 virp->vir_line))
|
|
1754 eof = TRUE;
|
|
1755 else
|
|
1756 eof = viminfo_readline(virp);
|
|
1757 break;
|
|
1758 }
|
|
1759 }
|
|
1760
|
|
1761 #ifdef FEAT_CMDHIST
|
|
1762 /* Finish reading history items. */
|
|
1763 finish_viminfo_history();
|
|
1764 #endif
|
|
1765
|
|
1766 /* Change file names to buffer numbers for fmarks. */
|
|
1767 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
1768 fmarks_check_names(buf);
|
|
1769
|
|
1770 return eof;
|
|
1771 }
|
|
1772
|
|
1773 /*
|
|
1774 * Compare the 'encoding' value in the viminfo file with the current value of
|
|
1775 * 'encoding'. If different and the 'c' flag is in 'viminfo', setup for
|
|
1776 * conversion of text with iconv() in viminfo_readstring().
|
|
1777 */
|
|
1778 static int
|
|
1779 viminfo_encoding(virp)
|
|
1780 vir_T *virp;
|
|
1781 {
|
|
1782 #ifdef FEAT_MBYTE
|
|
1783 char_u *p;
|
|
1784 int i;
|
|
1785
|
|
1786 if (get_viminfo_parameter('c') != 0)
|
|
1787 {
|
|
1788 p = vim_strchr(virp->vir_line, '=');
|
|
1789 if (p != NULL)
|
|
1790 {
|
|
1791 /* remove trailing newline */
|
|
1792 ++p;
|
|
1793 for (i = 0; vim_isprintc(p[i]); ++i)
|
|
1794 ;
|
|
1795 p[i] = NUL;
|
|
1796
|
|
1797 convert_setup(&virp->vir_conv, p, p_enc);
|
|
1798 }
|
|
1799 }
|
|
1800 #endif
|
|
1801 return viminfo_readline(virp);
|
|
1802 }
|
|
1803
|
|
1804 /*
|
|
1805 * Read a line from the viminfo file.
|
|
1806 * Returns TRUE for end-of-file;
|
|
1807 */
|
|
1808 int
|
|
1809 viminfo_readline(virp)
|
|
1810 vir_T *virp;
|
|
1811 {
|
|
1812 return vim_fgets(virp->vir_line, LSIZE, virp->vir_fd);
|
|
1813 }
|
|
1814
|
|
1815 /*
|
|
1816 * check string read from viminfo file
|
|
1817 * remove '\n' at the end of the line
|
|
1818 * - replace CTRL-V CTRL-V with CTRL-V
|
|
1819 * - replace CTRL-V 'n' with '\n'
|
|
1820 *
|
|
1821 * Check for a long line as written by viminfo_writestring().
|
|
1822 *
|
|
1823 * Return the string in allocated memory (NULL when out of memory).
|
|
1824 */
|
|
1825 /*ARGSUSED*/
|
|
1826 char_u *
|
|
1827 viminfo_readstring(virp, off, convert)
|
|
1828 vir_T *virp;
|
|
1829 int off; /* offset for virp->vir_line */
|
|
1830 int convert; /* convert the string */
|
|
1831 {
|
|
1832 char_u *retval;
|
|
1833 char_u *s, *d;
|
|
1834 long len;
|
|
1835
|
|
1836 if (virp->vir_line[off] == Ctrl_V && vim_isdigit(virp->vir_line[off + 1]))
|
|
1837 {
|
|
1838 len = atol((char *)virp->vir_line + off + 1);
|
|
1839 retval = lalloc(len, TRUE);
|
|
1840 if (retval == NULL)
|
|
1841 {
|
|
1842 /* Line too long? File messed up? Skip next line. */
|
|
1843 (void)vim_fgets(virp->vir_line, 10, virp->vir_fd);
|
|
1844 return NULL;
|
|
1845 }
|
|
1846 (void)vim_fgets(retval, (int)len, virp->vir_fd);
|
|
1847 s = retval + 1; /* Skip the leading '<' */
|
|
1848 }
|
|
1849 else
|
|
1850 {
|
|
1851 retval = vim_strsave(virp->vir_line + off);
|
|
1852 if (retval == NULL)
|
|
1853 return NULL;
|
|
1854 s = retval;
|
|
1855 }
|
|
1856
|
|
1857 /* Change CTRL-V CTRL-V to CTRL-V and CTRL-V n to \n in-place. */
|
|
1858 d = retval;
|
|
1859 while (*s != NUL && *s != '\n')
|
|
1860 {
|
|
1861 if (s[0] == Ctrl_V && s[1] != NUL)
|
|
1862 {
|
|
1863 if (s[1] == 'n')
|
|
1864 *d++ = '\n';
|
|
1865 else
|
|
1866 *d++ = Ctrl_V;
|
|
1867 s += 2;
|
|
1868 }
|
|
1869 else
|
|
1870 *d++ = *s++;
|
|
1871 }
|
|
1872 *d = NUL;
|
|
1873
|
|
1874 #ifdef FEAT_MBYTE
|
|
1875 if (convert && virp->vir_conv.vc_type != CONV_NONE && *retval != NUL)
|
|
1876 {
|
|
1877 d = string_convert(&virp->vir_conv, retval, NULL);
|
|
1878 if (d != NULL)
|
|
1879 {
|
|
1880 vim_free(retval);
|
|
1881 retval = d;
|
|
1882 }
|
|
1883 }
|
|
1884 #endif
|
|
1885
|
|
1886 return retval;
|
|
1887 }
|
|
1888
|
|
1889 /*
|
|
1890 * write string to viminfo file
|
|
1891 * - replace CTRL-V with CTRL-V CTRL-V
|
|
1892 * - replace '\n' with CTRL-V 'n'
|
|
1893 * - add a '\n' at the end
|
|
1894 *
|
|
1895 * For a long line:
|
|
1896 * - write " CTRL-V <length> \n " in first line
|
|
1897 * - write " < <string> \n " in second line
|
|
1898 */
|
|
1899 void
|
|
1900 viminfo_writestring(fd, p)
|
|
1901 FILE *fd;
|
|
1902 char_u *p;
|
|
1903 {
|
|
1904 int c;
|
|
1905 char_u *s;
|
|
1906 int len = 0;
|
|
1907
|
|
1908 for (s = p; *s != NUL; ++s)
|
|
1909 {
|
|
1910 if (*s == Ctrl_V || *s == '\n')
|
|
1911 ++len;
|
|
1912 ++len;
|
|
1913 }
|
|
1914
|
|
1915 /* If the string will be too long, write its length and put it in the next
|
|
1916 * line. Take into account that some room is needed for what comes before
|
|
1917 * the string (e.g., variable name). Add something to the length for the
|
|
1918 * '<', NL and trailing NUL. */
|
|
1919 if (len > LSIZE / 2)
|
|
1920 fprintf(fd, IF_EB("\026%d\n<", CTRL_V_STR "%d\n<"), len + 3);
|
|
1921
|
|
1922 while ((c = *p++) != NUL)
|
|
1923 {
|
|
1924 if (c == Ctrl_V || c == '\n')
|
|
1925 {
|
|
1926 putc(Ctrl_V, fd);
|
|
1927 if (c == '\n')
|
|
1928 c = 'n';
|
|
1929 }
|
|
1930 putc(c, fd);
|
|
1931 }
|
|
1932 putc('\n', fd);
|
|
1933 }
|
|
1934 #endif /* FEAT_VIMINFO */
|
|
1935
|
|
1936 /*
|
|
1937 * Implementation of ":fixdel", also used by get_stty().
|
|
1938 * <BS> resulting <Del>
|
|
1939 * ^? ^H
|
|
1940 * not ^? ^?
|
|
1941 */
|
|
1942 /*ARGSUSED*/
|
|
1943 void
|
|
1944 do_fixdel(eap)
|
|
1945 exarg_T *eap;
|
|
1946 {
|
|
1947 char_u *p;
|
|
1948
|
|
1949 p = find_termcode((char_u *)"kb");
|
|
1950 add_termcode((char_u *)"kD", p != NULL
|
|
1951 && *p == DEL ? (char_u *)CTRL_H_STR : DEL_STR, FALSE);
|
|
1952 }
|
|
1953
|
|
1954 void
|
|
1955 print_line_no_prefix(lnum, use_number)
|
|
1956 linenr_T lnum;
|
|
1957 int use_number;
|
|
1958 {
|
13
|
1959 char_u numbuf[30];
|
7
|
1960
|
|
1961 if (curwin->w_p_nu || use_number)
|
|
1962 {
|
13
|
1963 sprintf((char *)numbuf, "%*ld ", number_width(curwin), (long)lnum);
|
7
|
1964 msg_puts_attr(numbuf, hl_attr(HLF_N)); /* Highlight line nrs */
|
|
1965 }
|
|
1966 msg_prt_line(ml_get(lnum));
|
|
1967 }
|
|
1968
|
|
1969 /*
|
|
1970 * Print a text line. Also in silent mode ("ex -s").
|
|
1971 */
|
|
1972 void
|
|
1973 print_line(lnum, use_number)
|
|
1974 linenr_T lnum;
|
|
1975 int use_number;
|
|
1976 {
|
|
1977 int save_silent = silent_mode;
|
|
1978
|
|
1979 silent_mode = FALSE;
|
|
1980 msg_start();
|
|
1981 print_line_no_prefix(lnum, use_number);
|
|
1982 if (save_silent)
|
|
1983 {
|
|
1984 msg_putchar('\n');
|
|
1985 cursor_on(); /* msg_start() switches it off */
|
|
1986 out_flush();
|
|
1987 silent_mode = save_silent;
|
|
1988 }
|
|
1989 }
|
|
1990
|
|
1991 /*
|
|
1992 * ":file[!] [fname]".
|
|
1993 */
|
|
1994 void
|
|
1995 ex_file(eap)
|
|
1996 exarg_T *eap;
|
|
1997 {
|
|
1998 char_u *fname, *sfname, *xfname;
|
|
1999 buf_T *buf;
|
|
2000
|
14
|
2001 /* ":0file" removes the file name. Check for illegal uses ":3file",
|
|
2002 * "0file name", etc. */
|
|
2003 if (eap->addr_count > 0
|
|
2004 && (*eap->arg != NUL
|
|
2005 || eap->line2 > 0
|
|
2006 || eap->addr_count > 1))
|
|
2007 {
|
|
2008 EMSG(_(e_invarg));
|
|
2009 return;
|
|
2010 }
|
|
2011
|
|
2012 if (*eap->arg != NUL || eap->addr_count == 1)
|
7
|
2013 {
|
|
2014 #ifdef FEAT_AUTOCMD
|
|
2015 buf = curbuf;
|
|
2016 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, curbuf);
|
|
2017 /* buffer changed, don't change name now */
|
|
2018 if (buf != curbuf)
|
|
2019 return;
|
|
2020 # ifdef FEAT_EVAL
|
|
2021 if (aborting()) /* autocmds may abort script processing */
|
|
2022 return;
|
|
2023 # endif
|
|
2024 #endif
|
|
2025 /*
|
|
2026 * The name of the current buffer will be changed.
|
|
2027 * A new (unlisted) buffer entry needs to be made to hold the old file
|
|
2028 * name, which will become the alternate file name.
|
|
2029 */
|
|
2030 fname = curbuf->b_ffname;
|
|
2031 sfname = curbuf->b_sfname;
|
|
2032 xfname = curbuf->b_fname;
|
|
2033 curbuf->b_ffname = NULL;
|
|
2034 curbuf->b_sfname = NULL;
|
|
2035 if (setfname(curbuf, eap->arg, NULL, TRUE) == FAIL)
|
|
2036 {
|
|
2037 curbuf->b_ffname = fname;
|
|
2038 curbuf->b_sfname = sfname;
|
|
2039 return;
|
|
2040 }
|
|
2041 curbuf->b_flags |= BF_NOTEDITED;
|
|
2042 buf = buflist_new(fname, xfname, curwin->w_cursor.lnum, 0);
|
22
|
2043 if (buf != NULL && !cmdmod.keepalt)
|
7
|
2044 curwin->w_alt_fnum = buf->b_fnum;
|
|
2045 vim_free(fname);
|
|
2046 vim_free(sfname);
|
|
2047 #ifdef FEAT_AUTOCMD
|
|
2048 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, curbuf);
|
|
2049 #endif
|
|
2050 }
|
|
2051 /* print full file name if :cd used */
|
|
2052 fileinfo(FALSE, FALSE, eap->forceit);
|
|
2053 }
|
|
2054
|
|
2055 /*
|
|
2056 * ":update".
|
|
2057 */
|
|
2058 void
|
|
2059 ex_update(eap)
|
|
2060 exarg_T *eap;
|
|
2061 {
|
|
2062 if (curbufIsChanged())
|
|
2063 (void)do_write(eap);
|
|
2064 }
|
|
2065
|
|
2066 /*
|
|
2067 * ":write" and ":saveas".
|
|
2068 */
|
|
2069 void
|
|
2070 ex_write(eap)
|
|
2071 exarg_T *eap;
|
|
2072 {
|
|
2073 if (eap->usefilter) /* input lines to shell command */
|
|
2074 do_bang(1, eap, FALSE, TRUE, FALSE);
|
|
2075 else
|
|
2076 (void)do_write(eap);
|
|
2077 }
|
|
2078
|
|
2079 /*
|
|
2080 * write current buffer to file 'eap->arg'
|
|
2081 * if 'eap->append' is TRUE, append to the file
|
|
2082 *
|
|
2083 * if *eap->arg == NUL write to current file
|
|
2084 *
|
|
2085 * return FAIL for failure, OK otherwise
|
|
2086 */
|
|
2087 int
|
|
2088 do_write(eap)
|
|
2089 exarg_T *eap;
|
|
2090 {
|
|
2091 int other;
|
|
2092 char_u *fname = NULL; /* init to shut up gcc */
|
|
2093 char_u *ffname;
|
|
2094 int retval = FAIL;
|
|
2095 char_u *free_fname = NULL;
|
|
2096 #ifdef FEAT_BROWSE
|
|
2097 char_u *browse_file = NULL;
|
|
2098 #endif
|
|
2099 buf_T *alt_buf = NULL;
|
|
2100
|
|
2101 if (not_writing()) /* check 'write' option */
|
|
2102 return FAIL;
|
|
2103
|
|
2104 ffname = eap->arg;
|
|
2105 #ifdef FEAT_BROWSE
|
|
2106 if (cmdmod.browse)
|
|
2107 {
|
|
2108 browse_file = do_browse(TRUE, (char_u *)_("Save As"), ffname,
|
|
2109 NULL, NULL, NULL, curbuf);
|
|
2110 if (browse_file == NULL)
|
|
2111 goto theend;
|
|
2112 ffname = browse_file;
|
|
2113 }
|
|
2114 #endif
|
|
2115 if (*ffname == NUL)
|
|
2116 {
|
|
2117 if (eap->cmdidx == CMD_saveas)
|
|
2118 {
|
|
2119 EMSG(_(e_argreq));
|
|
2120 goto theend;
|
|
2121 }
|
|
2122 other = FALSE;
|
|
2123 }
|
|
2124 else
|
|
2125 {
|
|
2126 fname = ffname;
|
|
2127 free_fname = fix_fname(ffname);
|
|
2128 /*
|
|
2129 * When out-of-memory, keep unexpanded file name, because we MUST be
|
|
2130 * able to write the file in this situation.
|
|
2131 */
|
|
2132 if (free_fname != NULL)
|
|
2133 ffname = free_fname;
|
|
2134 other = otherfile(ffname);
|
|
2135 }
|
|
2136
|
|
2137 /*
|
|
2138 * If we have a new file, put its name in the list of alternate file names.
|
|
2139 */
|
|
2140 if (other)
|
|
2141 {
|
|
2142 if (vim_strchr(p_cpo, CPO_ALTWRITE) != NULL
|
|
2143 || eap->cmdidx == CMD_saveas)
|
|
2144 alt_buf = setaltfname(ffname, fname, (linenr_T)1);
|
|
2145 else
|
|
2146 alt_buf = buflist_findname(ffname);
|
|
2147 if (alt_buf != NULL && alt_buf->b_ml.ml_mfp != NULL)
|
|
2148 {
|
|
2149 /* Overwriting a file that is loaded in another buffer is not a
|
|
2150 * good idea. */
|
|
2151 EMSG(_("E139: File is loaded in another buffer"));
|
|
2152 goto theend;
|
|
2153 }
|
|
2154 }
|
|
2155
|
|
2156 /*
|
|
2157 * Writing to the current file is not allowed in readonly mode
|
|
2158 * and a file name is required.
|
|
2159 * "nofile" and "nowrite" buffers cannot be written implicitly either.
|
|
2160 */
|
|
2161 if (!other && (
|
|
2162 #ifdef FEAT_QUICKFIX
|
|
2163 bt_dontwrite_msg(curbuf) ||
|
|
2164 #endif
|
|
2165 check_fname() == FAIL || check_readonly(&eap->forceit, curbuf)))
|
|
2166 goto theend;
|
|
2167
|
|
2168 if (!other)
|
|
2169 {
|
|
2170 ffname = curbuf->b_ffname;
|
|
2171 fname = curbuf->b_fname;
|
|
2172 /*
|
|
2173 * Not writing the whole file is only allowed with '!'.
|
|
2174 */
|
|
2175 if ( (eap->line1 != 1
|
|
2176 || eap->line2 != curbuf->b_ml.ml_line_count)
|
|
2177 && !eap->forceit
|
|
2178 && !eap->append
|
|
2179 && !p_wa)
|
|
2180 {
|
|
2181 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2182 if (p_confirm || cmdmod.confirm)
|
|
2183 {
|
|
2184 if (vim_dialog_yesno(VIM_QUESTION, NULL,
|
|
2185 (char_u *)_("Write partial file?"), 2) != VIM_YES)
|
|
2186 goto theend;
|
|
2187 eap->forceit = TRUE;
|
|
2188 }
|
|
2189 else
|
|
2190 #endif
|
|
2191 {
|
|
2192 EMSG(_("E140: Use ! to write partial buffer"));
|
|
2193 goto theend;
|
|
2194 }
|
|
2195 }
|
|
2196 }
|
|
2197
|
|
2198 if (check_overwrite(eap, curbuf, fname, ffname, other) == OK)
|
|
2199 {
|
|
2200 if (eap->cmdidx == CMD_saveas && alt_buf != NULL)
|
|
2201 {
|
|
2202 #ifdef FEAT_AUTOCMD
|
|
2203 buf_T *was_curbuf = curbuf;
|
|
2204
|
|
2205 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, curbuf);
|
21
|
2206 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, alt_buf);
|
7
|
2207 # ifdef FEAT_EVAL
|
|
2208 if (curbuf != was_curbuf || aborting())
|
|
2209 # else
|
|
2210 if (curbuf != was_curbuf)
|
|
2211 # endif
|
|
2212 {
|
|
2213 /* buffer changed, don't change name now */
|
|
2214 retval = FAIL;
|
|
2215 goto theend;
|
|
2216 }
|
|
2217 #endif
|
|
2218 /* Exchange the file names for the current and the alternate
|
|
2219 * buffer. This makes it look like we are now editing the buffer
|
|
2220 * under the new name. Must be done before buf_write(), because
|
|
2221 * if there is no file name and 'cpo' contains 'F', it will set
|
|
2222 * the file name. */
|
|
2223 fname = alt_buf->b_fname;
|
|
2224 alt_buf->b_fname = curbuf->b_fname;
|
|
2225 curbuf->b_fname = fname;
|
|
2226 fname = alt_buf->b_ffname;
|
|
2227 alt_buf->b_ffname = curbuf->b_ffname;
|
|
2228 curbuf->b_ffname = fname;
|
|
2229 fname = alt_buf->b_sfname;
|
|
2230 alt_buf->b_sfname = curbuf->b_sfname;
|
|
2231 curbuf->b_sfname = fname;
|
|
2232 buf_name_changed(curbuf);
|
|
2233 #ifdef FEAT_AUTOCMD
|
|
2234 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, curbuf);
|
21
|
2235 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, alt_buf);
|
7
|
2236 if (!alt_buf->b_p_bl)
|
|
2237 {
|
|
2238 alt_buf->b_p_bl = TRUE;
|
|
2239 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, alt_buf);
|
|
2240 }
|
|
2241 # ifdef FEAT_EVAL
|
|
2242 if (curbuf != was_curbuf || aborting())
|
|
2243 # else
|
|
2244 if (curbuf != was_curbuf)
|
|
2245 # endif
|
|
2246 {
|
|
2247 /* buffer changed, don't write the file */
|
|
2248 retval = FAIL;
|
|
2249 goto theend;
|
|
2250 }
|
|
2251 #endif
|
|
2252 }
|
|
2253
|
|
2254 retval = buf_write(curbuf, ffname, fname, eap->line1, eap->line2,
|
|
2255 eap, eap->append, eap->forceit, TRUE, FALSE);
|
|
2256 }
|
|
2257
|
|
2258 theend:
|
|
2259 #ifdef FEAT_BROWSE
|
|
2260 vim_free(browse_file);
|
|
2261 #endif
|
|
2262 vim_free(free_fname);
|
|
2263 return retval;
|
|
2264 }
|
|
2265
|
|
2266 /*
|
|
2267 * Check if it is allowed to overwrite a file. If b_flags has BF_NOTEDITED,
|
|
2268 * BF_NEW or BF_READERR, check for overwriting current file.
|
|
2269 * May set eap->forceit if a dialog says it's OK to overwrite.
|
|
2270 * Return OK if it's OK, FAIL if it is not.
|
|
2271 */
|
|
2272 /*ARGSUSED*/
|
|
2273 static int
|
|
2274 check_overwrite(eap, buf, fname, ffname, other)
|
|
2275 exarg_T *eap;
|
|
2276 buf_T *buf;
|
|
2277 char_u *fname; /* file name to be used (can differ from
|
|
2278 buf->ffname) */
|
|
2279 char_u *ffname; /* full path version of fname */
|
|
2280 int other; /* writing under other name */
|
|
2281 {
|
|
2282 /*
|
|
2283 * write to other file or b_flags set or not writing the whole file:
|
|
2284 * overwriting only allowed with '!'
|
|
2285 */
|
|
2286 if ( (other
|
|
2287 || (buf->b_flags & BF_NOTEDITED)
|
|
2288 || ((buf->b_flags & BF_NEW)
|
|
2289 && vim_strchr(p_cpo, CPO_OVERNEW) == NULL)
|
|
2290 || (buf->b_flags & BF_READERR))
|
|
2291 && !eap->forceit
|
|
2292 && !eap->append
|
|
2293 && !p_wa
|
|
2294 && vim_fexists(ffname))
|
|
2295 {
|
|
2296 #ifdef UNIX
|
|
2297 /* with UNIX it is possible to open a directory */
|
|
2298 if (mch_isdir(ffname))
|
|
2299 {
|
|
2300 EMSG2(_(e_isadir2), ffname);
|
|
2301 return FAIL;
|
|
2302 }
|
|
2303 #endif
|
|
2304 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2305 if (p_confirm || cmdmod.confirm)
|
|
2306 {
|
|
2307 char_u buff[IOSIZE];
|
|
2308
|
|
2309 dialog_msg(buff, _("Overwrite existing file \"%.*s\"?"), fname);
|
|
2310 if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 2) != VIM_YES)
|
|
2311 return FAIL;
|
|
2312 eap->forceit = TRUE;
|
|
2313 }
|
|
2314 else
|
|
2315 #endif
|
|
2316 {
|
|
2317 EMSG(_(e_exists));
|
|
2318 return FAIL;
|
|
2319 }
|
|
2320 }
|
|
2321 return OK;
|
|
2322 }
|
|
2323
|
|
2324 /*
|
|
2325 * Handle ":wnext", ":wNext" and ":wprevious" commands.
|
|
2326 */
|
|
2327 void
|
|
2328 ex_wnext(eap)
|
|
2329 exarg_T *eap;
|
|
2330 {
|
|
2331 int i;
|
|
2332
|
|
2333 if (eap->cmd[1] == 'n')
|
|
2334 i = curwin->w_arg_idx + (int)eap->line2;
|
|
2335 else
|
|
2336 i = curwin->w_arg_idx - (int)eap->line2;
|
|
2337 eap->line1 = 1;
|
|
2338 eap->line2 = curbuf->b_ml.ml_line_count;
|
|
2339 if (do_write(eap) != FAIL)
|
|
2340 do_argfile(eap, i);
|
|
2341 }
|
|
2342
|
|
2343 /*
|
|
2344 * ":wall", ":wqall" and ":xall": Write all changed files (and exit).
|
|
2345 */
|
|
2346 void
|
|
2347 do_wqall(eap)
|
|
2348 exarg_T *eap;
|
|
2349 {
|
|
2350 buf_T *buf;
|
|
2351 int error = 0;
|
|
2352 int save_forceit = eap->forceit;
|
|
2353
|
|
2354 if (eap->cmdidx == CMD_xall || eap->cmdidx == CMD_wqall)
|
|
2355 exiting = TRUE;
|
|
2356
|
|
2357 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
2358 {
|
|
2359 if (bufIsChanged(buf))
|
|
2360 {
|
|
2361 /*
|
|
2362 * Check if there is a reason the buffer cannot be written:
|
|
2363 * 1. if the 'write' option is set
|
|
2364 * 2. if there is no file name (even after browsing)
|
|
2365 * 3. if the 'readonly' is set (even after a dialog)
|
|
2366 * 4. if overwriting is allowed (even after a dialog)
|
|
2367 */
|
|
2368 if (not_writing())
|
|
2369 {
|
|
2370 ++error;
|
|
2371 break;
|
|
2372 }
|
|
2373 #ifdef FEAT_BROWSE
|
|
2374 /* ":browse wall": ask for file name if there isn't one */
|
|
2375 if (buf->b_ffname == NULL && cmdmod.browse)
|
|
2376 browse_save_fname(buf);
|
|
2377 #endif
|
|
2378 if (buf->b_ffname == NULL)
|
|
2379 {
|
|
2380 EMSGN(_("E141: No file name for buffer %ld"), (long)buf->b_fnum);
|
|
2381 ++error;
|
|
2382 }
|
|
2383 else if (check_readonly(&eap->forceit, buf)
|
|
2384 || check_overwrite(eap, buf, buf->b_fname, buf->b_ffname,
|
|
2385 FALSE) == FAIL)
|
|
2386 {
|
|
2387 ++error;
|
|
2388 }
|
|
2389 else
|
|
2390 {
|
|
2391 if (buf_write_all(buf, eap->forceit) == FAIL)
|
|
2392 ++error;
|
|
2393 #ifdef FEAT_AUTOCMD
|
|
2394 /* an autocommand may have deleted the buffer */
|
|
2395 if (!buf_valid(buf))
|
|
2396 buf = firstbuf;
|
|
2397 #endif
|
|
2398 }
|
|
2399 eap->forceit = save_forceit; /* check_overwrite() may set it */
|
|
2400 }
|
|
2401 }
|
|
2402 if (exiting)
|
|
2403 {
|
|
2404 if (!error)
|
|
2405 getout(0); /* exit Vim */
|
|
2406 not_exiting();
|
|
2407 }
|
|
2408 }
|
|
2409
|
|
2410 /*
|
|
2411 * Check the 'write' option.
|
|
2412 * Return TRUE and give a message when it's not st.
|
|
2413 */
|
|
2414 int
|
|
2415 not_writing()
|
|
2416 {
|
|
2417 if (p_write)
|
|
2418 return FALSE;
|
|
2419 EMSG(_("E142: File not written: Writing is disabled by 'write' option"));
|
|
2420 return TRUE;
|
|
2421 }
|
|
2422
|
|
2423 /*
|
|
2424 * Check if a buffer is read-only. Ask for overruling in a dialog.
|
|
2425 * Return TRUE and give an error message when the buffer is readonly.
|
|
2426 */
|
|
2427 static int
|
|
2428 check_readonly(forceit, buf)
|
|
2429 int *forceit;
|
|
2430 buf_T *buf;
|
|
2431 {
|
|
2432 if (!*forceit && buf->b_p_ro)
|
|
2433 {
|
|
2434 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2435 if ((p_confirm || cmdmod.confirm) && buf->b_fname != NULL)
|
|
2436 {
|
|
2437 char_u buff[IOSIZE];
|
|
2438
|
|
2439 dialog_msg(buff, _("'readonly' option is set for \"%.*s\".\nDo you wish to write anyway?"),
|
|
2440 buf->b_fname);
|
|
2441
|
|
2442 if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 2) == VIM_YES)
|
|
2443 {
|
|
2444 /* Set forceit, to force the writing of a readonly file */
|
|
2445 *forceit = TRUE;
|
|
2446 return FALSE;
|
|
2447 }
|
|
2448 else
|
|
2449 return TRUE;
|
|
2450 }
|
|
2451 else
|
|
2452 #endif
|
|
2453 EMSG(_(e_readonly));
|
|
2454 return TRUE;
|
|
2455 }
|
|
2456 return FALSE;
|
|
2457 }
|
|
2458
|
|
2459 /*
|
|
2460 * try to abandon current file and edit a new or existing file
|
|
2461 * 'fnum' is the number of the file, if zero use ffname/sfname
|
|
2462 *
|
|
2463 * return 1 for "normal" error, 2 for "not written" error, 0 for success
|
|
2464 * -1 for succesfully opening another file
|
|
2465 * 'lnum' is the line number for the cursor in the new file (if non-zero).
|
|
2466 */
|
|
2467 int
|
|
2468 getfile(fnum, ffname, sfname, setpm, lnum, forceit)
|
|
2469 int fnum;
|
|
2470 char_u *ffname;
|
|
2471 char_u *sfname;
|
|
2472 int setpm;
|
|
2473 linenr_T lnum;
|
|
2474 int forceit;
|
|
2475 {
|
|
2476 int other;
|
|
2477 int retval;
|
|
2478 char_u *free_me = NULL;
|
|
2479
|
|
2480 #ifdef FEAT_CMDWIN
|
|
2481 if (cmdwin_type != 0)
|
|
2482 return 1;
|
|
2483 #endif
|
|
2484
|
|
2485 if (fnum == 0)
|
|
2486 {
|
|
2487 /* make ffname full path, set sfname */
|
|
2488 fname_expand(curbuf, &ffname, &sfname);
|
|
2489 other = otherfile(ffname);
|
|
2490 free_me = ffname; /* has been allocated, free() later */
|
|
2491 }
|
|
2492 else
|
|
2493 other = (fnum != curbuf->b_fnum);
|
|
2494
|
|
2495 if (other)
|
|
2496 ++no_wait_return; /* don't wait for autowrite message */
|
|
2497 if (other && !forceit && curbuf->b_nwindows == 1 && !P_HID(curbuf)
|
|
2498 && curbufIsChanged() && autowrite(curbuf, forceit) == FAIL)
|
|
2499 {
|
|
2500 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2501 if (p_confirm && p_write)
|
|
2502 dialog_changed(curbuf, FALSE);
|
|
2503 if (curbufIsChanged())
|
|
2504 #endif
|
|
2505 {
|
|
2506 if (other)
|
|
2507 --no_wait_return;
|
|
2508 EMSG(_(e_nowrtmsg));
|
|
2509 retval = 2; /* file has been changed */
|
|
2510 goto theend;
|
|
2511 }
|
|
2512 }
|
|
2513 if (other)
|
|
2514 --no_wait_return;
|
|
2515 if (setpm)
|
|
2516 setpcmark();
|
|
2517 if (!other)
|
|
2518 {
|
|
2519 if (lnum != 0)
|
|
2520 curwin->w_cursor.lnum = lnum;
|
|
2521 check_cursor_lnum();
|
|
2522 beginline(BL_SOL | BL_FIX);
|
|
2523 retval = 0; /* it's in the same file */
|
|
2524 }
|
|
2525 else if (do_ecmd(fnum, ffname, sfname, NULL, lnum,
|
|
2526 (P_HID(curbuf) ? ECMD_HIDE : 0) + (forceit ? ECMD_FORCEIT : 0)) == OK)
|
|
2527 retval = -1; /* opened another file */
|
|
2528 else
|
|
2529 retval = 1; /* error encountered */
|
|
2530
|
|
2531 theend:
|
|
2532 vim_free(free_me);
|
|
2533 return retval;
|
|
2534 }
|
|
2535
|
|
2536 /*
|
|
2537 * start editing a new file
|
|
2538 *
|
|
2539 * fnum: file number; if zero use ffname/sfname
|
|
2540 * ffname: the file name
|
|
2541 * - full path if sfname used,
|
|
2542 * - any file name if sfname is NULL
|
|
2543 * - empty string to re-edit with the same file name (but may be
|
|
2544 * in a different directory)
|
|
2545 * - NULL to start an empty buffer
|
|
2546 * sfname: the short file name (or NULL)
|
|
2547 * eap: contains the command to be executed after loading the file and
|
|
2548 * forced 'ff' and 'fenc'
|
|
2549 * newlnum: if > 0: put cursor on this line number (if possible)
|
|
2550 * if ECMD_LASTL: use last position in loaded file
|
|
2551 * if ECMD_LAST: use last position in all files
|
|
2552 * if ECMD_ONE: use first line
|
|
2553 * flags:
|
|
2554 * ECMD_HIDE: if TRUE don't free the current buffer
|
|
2555 * ECMD_SET_HELP: set b_help flag of (new) buffer before opening file
|
|
2556 * ECMD_OLDBUF: use existing buffer if it exists
|
|
2557 * ECMD_FORCEIT: ! used for Ex command
|
|
2558 * ECMD_ADDBUF: don't edit, just add to buffer list
|
|
2559 *
|
|
2560 * return FAIL for failure, OK otherwise
|
|
2561 */
|
|
2562 int
|
|
2563 do_ecmd(fnum, ffname, sfname, eap, newlnum, flags)
|
|
2564 int fnum;
|
|
2565 char_u *ffname;
|
|
2566 char_u *sfname;
|
|
2567 exarg_T *eap; /* can be NULL! */
|
|
2568 linenr_T newlnum;
|
|
2569 int flags;
|
|
2570 {
|
|
2571 int other_file; /* TRUE if editing another file */
|
|
2572 int oldbuf; /* TRUE if using existing buffer */
|
|
2573 #ifdef FEAT_AUTOCMD
|
|
2574 int auto_buf = FALSE; /* TRUE if autocommands brought us
|
|
2575 into the buffer unexpectedly */
|
|
2576 char_u *new_name = NULL;
|
|
2577 #endif
|
|
2578 buf_T *buf;
|
|
2579 #if defined(FEAT_AUTOCMD) || defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2580 buf_T *old_curbuf = curbuf;
|
|
2581 #endif
|
|
2582 char_u *free_fname = NULL;
|
|
2583 #ifdef FEAT_BROWSE
|
|
2584 char_u *browse_file = NULL;
|
|
2585 #endif
|
|
2586 int retval = FAIL;
|
|
2587 long n;
|
|
2588 linenr_T lnum;
|
|
2589 linenr_T topline = 0;
|
|
2590 int newcol = -1;
|
|
2591 int solcol = -1;
|
|
2592 pos_T *pos;
|
|
2593 #ifdef FEAT_SUN_WORKSHOP
|
|
2594 char_u *cp;
|
|
2595 #endif
|
|
2596 char_u *command = NULL;
|
|
2597
|
|
2598 if (eap != NULL)
|
|
2599 command = eap->do_ecmd_cmd;
|
|
2600
|
|
2601 if (fnum != 0)
|
|
2602 {
|
|
2603 if (fnum == curbuf->b_fnum) /* file is already being edited */
|
|
2604 return OK; /* nothing to do */
|
|
2605 other_file = TRUE;
|
|
2606 }
|
|
2607 else
|
|
2608 {
|
|
2609 #ifdef FEAT_BROWSE
|
|
2610 if (cmdmod.browse)
|
|
2611 {
|
|
2612 browse_file = do_browse(FALSE, (char_u *)_("Edit File"), ffname,
|
|
2613 NULL, NULL, NULL, curbuf);
|
|
2614 if (browse_file == NULL)
|
|
2615 goto theend;
|
|
2616 ffname = browse_file;
|
|
2617 }
|
|
2618 #endif
|
|
2619 /* if no short name given, use ffname for short name */
|
|
2620 if (sfname == NULL)
|
|
2621 sfname = ffname;
|
|
2622 #ifdef USE_FNAME_CASE
|
|
2623 # ifdef USE_LONG_FNAME
|
|
2624 if (USE_LONG_FNAME)
|
|
2625 # endif
|
|
2626 fname_case(sfname, 0); /* set correct case for short file name */
|
|
2627 #endif
|
|
2628
|
|
2629 #ifdef FEAT_LISTCMDS
|
|
2630 if ((flags & ECMD_ADDBUF) && (ffname == NULL || *ffname == NUL))
|
|
2631 goto theend;
|
|
2632 #endif
|
|
2633
|
|
2634 if (ffname == NULL)
|
|
2635 other_file = TRUE;
|
|
2636 /* there is no file name */
|
|
2637 else if (*ffname == NUL && curbuf->b_ffname == NULL)
|
|
2638 other_file = FALSE;
|
|
2639 else
|
|
2640 {
|
|
2641 if (*ffname == NUL) /* re-edit with same file name */
|
|
2642 {
|
|
2643 ffname = curbuf->b_ffname;
|
|
2644 sfname = curbuf->b_fname;
|
|
2645 }
|
|
2646 free_fname = fix_fname(ffname); /* may expand to full path name */
|
|
2647 if (free_fname != NULL)
|
|
2648 ffname = free_fname;
|
|
2649 other_file = otherfile(ffname);
|
|
2650 #ifdef FEAT_SUN_WORKSHOP
|
|
2651 if (usingSunWorkShop && p_acd
|
|
2652 && (cp = vim_strrchr(sfname, '/')) != NULL)
|
|
2653 sfname = ++cp;
|
|
2654 #endif
|
|
2655 }
|
|
2656 }
|
|
2657
|
|
2658 /*
|
|
2659 * if the file was changed we may not be allowed to abandon it
|
|
2660 * - if we are going to re-edit the same file
|
|
2661 * - or if we are the only window on this file and if ECMD_HIDE is FALSE
|
|
2662 */
|
|
2663 if ( ((!other_file && !(flags & ECMD_OLDBUF))
|
|
2664 || (curbuf->b_nwindows == 1
|
|
2665 && !(flags & (ECMD_HIDE | ECMD_ADDBUF))))
|
|
2666 && check_changed(curbuf, p_awa, !other_file,
|
|
2667 (flags & ECMD_FORCEIT), FALSE))
|
|
2668 {
|
|
2669 if (fnum == 0 && other_file && ffname != NULL)
|
|
2670 (void)setaltfname(ffname, sfname, newlnum < 0 ? 0 : newlnum);
|
|
2671 goto theend;
|
|
2672 }
|
|
2673
|
|
2674 #ifdef FEAT_VISUAL
|
|
2675 /*
|
|
2676 * End Visual mode before switching to another buffer, so the text can be
|
|
2677 * copied into the GUI selection buffer.
|
|
2678 */
|
|
2679 reset_VIsual();
|
|
2680 #endif
|
|
2681
|
|
2682 /*
|
|
2683 * If we are starting to edit another file, open a (new) buffer.
|
|
2684 * Otherwise we re-use the current buffer.
|
|
2685 */
|
|
2686 if (other_file)
|
|
2687 {
|
|
2688 #ifdef FEAT_LISTCMDS
|
|
2689 if (!(flags & ECMD_ADDBUF))
|
|
2690 #endif
|
|
2691 {
|
22
|
2692 if (!cmdmod.keepalt)
|
|
2693 curwin->w_alt_fnum = curbuf->b_fnum;
|
7
|
2694 buflist_altfpos();
|
|
2695 }
|
|
2696
|
|
2697 if (fnum)
|
|
2698 buf = buflist_findnr(fnum);
|
|
2699 else
|
|
2700 {
|
|
2701 #ifdef FEAT_LISTCMDS
|
|
2702 if (flags & ECMD_ADDBUF)
|
|
2703 {
|
|
2704 linenr_T tlnum = 1L;
|
|
2705
|
|
2706 if (command != NULL)
|
|
2707 {
|
|
2708 tlnum = atol((char *)command);
|
|
2709 if (tlnum <= 0)
|
|
2710 tlnum = 1L;
|
|
2711 }
|
|
2712 (void)buflist_new(ffname, sfname, tlnum, BLN_LISTED);
|
|
2713 goto theend;
|
|
2714 }
|
|
2715 #endif
|
|
2716 buf = buflist_new(ffname, sfname, 0L,
|
|
2717 BLN_CURBUF | ((flags & ECMD_SET_HELP) ? 0 : BLN_LISTED));
|
|
2718 }
|
|
2719 if (buf == NULL)
|
|
2720 goto theend;
|
|
2721 if (buf->b_ml.ml_mfp == NULL) /* no memfile yet */
|
|
2722 {
|
|
2723 oldbuf = FALSE;
|
|
2724 buf->b_nwindows = 0;
|
|
2725 }
|
|
2726 else /* existing memfile */
|
|
2727 {
|
|
2728 oldbuf = TRUE;
|
|
2729 (void)buf_check_timestamp(buf, FALSE);
|
|
2730 /* Check if autocommands made buffer invalid or changed the current
|
|
2731 * buffer. */
|
|
2732 if (!buf_valid(buf)
|
|
2733 #ifdef FEAT_AUTOCMD
|
|
2734 || curbuf != old_curbuf
|
|
2735 #endif
|
|
2736 )
|
|
2737 goto theend;
|
|
2738 #ifdef FEAT_EVAL
|
|
2739 if (aborting()) /* autocmds may abort script processing */
|
|
2740 goto theend;
|
|
2741 #endif
|
|
2742 }
|
|
2743
|
|
2744 /* May jump to last used line number for a loaded buffer or when asked
|
|
2745 * for explicitly */
|
|
2746 if ((oldbuf && newlnum == ECMD_LASTL) || newlnum == ECMD_LAST)
|
|
2747 {
|
|
2748 pos = buflist_findfpos(buf);
|
|
2749 newlnum = pos->lnum;
|
|
2750 solcol = pos->col;
|
|
2751 }
|
|
2752
|
|
2753 /*
|
|
2754 * Make the (new) buffer the one used by the current window.
|
|
2755 * If the old buffer becomes unused, free it if ECMD_HIDE is FALSE.
|
|
2756 * If the current buffer was empty and has no file name, curbuf
|
|
2757 * is returned by buflist_new().
|
|
2758 */
|
|
2759 if (buf != curbuf)
|
|
2760 {
|
|
2761 #ifdef FEAT_AUTOCMD
|
|
2762 /*
|
|
2763 * Be careful: The autocommands may delete any buffer and change
|
|
2764 * the current buffer.
|
|
2765 * - If the buffer we are going to edit is deleted, give up.
|
|
2766 * - If the current buffer is deleted, prefer to load the new
|
|
2767 * buffer when loading a buffer is required. This avoids
|
|
2768 * loading another buffer which then must be closed again.
|
|
2769 * - If we ended up in the new buffer already, need to skip a few
|
|
2770 * things, set auto_buf.
|
|
2771 */
|
|
2772 if (buf->b_fname != NULL)
|
|
2773 new_name = vim_strsave(buf->b_fname);
|
|
2774 au_new_curbuf = buf;
|
|
2775 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
|
2776 if (!buf_valid(buf)) /* new buffer has been deleted */
|
|
2777 {
|
|
2778 delbuf_msg(new_name); /* frees new_name */
|
|
2779 goto theend;
|
|
2780 }
|
|
2781 # ifdef FEAT_EVAL
|
|
2782 if (aborting()) /* autocmds may abort script processing */
|
|
2783 {
|
|
2784 vim_free(new_name);
|
|
2785 goto theend;
|
|
2786 }
|
|
2787 # endif
|
|
2788 if (buf == curbuf) /* already in new buffer */
|
|
2789 auto_buf = TRUE;
|
|
2790 else
|
|
2791 {
|
|
2792 if (curbuf == old_curbuf)
|
|
2793 #endif
|
|
2794 buf_copy_options(buf, BCO_ENTER);
|
|
2795
|
|
2796 /* close the link to the current buffer */
|
|
2797 close_buffer(curwin, curbuf,
|
|
2798 (flags & ECMD_HIDE) ? 0 : DOBUF_UNLOAD);
|
|
2799
|
|
2800 #ifdef FEAT_AUTOCMD
|
|
2801 # ifdef FEAT_EVAL
|
|
2802 if (aborting()) /* autocmds may abort script processing */
|
|
2803 {
|
|
2804 vim_free(new_name);
|
|
2805 goto theend;
|
|
2806 }
|
|
2807 # endif
|
|
2808 /* Be careful again, like above. */
|
|
2809 if (!buf_valid(buf)) /* new buffer has been deleted */
|
|
2810 {
|
|
2811 delbuf_msg(new_name); /* frees new_name */
|
|
2812 goto theend;
|
|
2813 }
|
|
2814 if (buf == curbuf) /* already in new buffer */
|
|
2815 auto_buf = TRUE;
|
|
2816 else
|
|
2817 #endif
|
|
2818 {
|
|
2819 curwin->w_buffer = buf;
|
|
2820 curbuf = buf;
|
|
2821 ++curbuf->b_nwindows;
|
|
2822 /* set 'fileformat' */
|
|
2823 if (*p_ffs && !oldbuf)
|
|
2824 set_fileformat(default_fileformat(), OPT_LOCAL);
|
|
2825 }
|
|
2826
|
|
2827 /* May get the window options from the last time this buffer
|
|
2828 * was in this window (or another window). If not used
|
|
2829 * before, reset the local window options to the global
|
|
2830 * values. Also restores old folding stuff. */
|
|
2831 get_winopts(buf);
|
|
2832
|
|
2833 #ifdef FEAT_AUTOCMD
|
|
2834 }
|
|
2835 vim_free(new_name);
|
|
2836 au_new_curbuf = NULL;
|
|
2837 #endif
|
|
2838 }
|
|
2839 else
|
|
2840 ++curbuf->b_nwindows;
|
|
2841
|
|
2842 curwin->w_pcmark.lnum = 1;
|
|
2843 curwin->w_pcmark.col = 0;
|
|
2844 }
|
|
2845 else /* !other_file */
|
|
2846 {
|
|
2847 if (
|
|
2848 #ifdef FEAT_LISTCMDS
|
|
2849 (flags & ECMD_ADDBUF) ||
|
|
2850 #endif
|
|
2851 check_fname() == FAIL)
|
|
2852 goto theend;
|
|
2853 oldbuf = (flags & ECMD_OLDBUF);
|
|
2854 }
|
|
2855
|
|
2856 if ((flags & ECMD_SET_HELP) || keep_help_flag)
|
|
2857 {
|
|
2858 char_u *p;
|
|
2859
|
|
2860 curbuf->b_help = TRUE;
|
|
2861 #ifdef FEAT_QUICKFIX
|
|
2862 set_string_option_direct((char_u *)"buftype", -1,
|
|
2863 (char_u *)"help", OPT_FREE|OPT_LOCAL);
|
|
2864 #endif
|
|
2865
|
|
2866 /*
|
|
2867 * Always set these options after jumping to a help tag, because the
|
|
2868 * user may have an autocommand that gets in the way.
|
|
2869 * Accept all ASCII chars for keywords, except ' ', '*', '"', '|', and
|
|
2870 * latin1 word characters (for translated help files).
|
|
2871 * Only set it when needed, buf_init_chartab() is some work.
|
|
2872 */
|
|
2873 p =
|
|
2874 #ifdef EBCDIC
|
|
2875 (char_u *)"65-255,^*,^|,^\"";
|
|
2876 #else
|
|
2877 (char_u *)"!-~,^*,^|,^\",192-255";
|
|
2878 #endif
|
|
2879 if (STRCMP(curbuf->b_p_isk, p) != 0)
|
|
2880 {
|
|
2881 set_string_option_direct((char_u *)"isk", -1, p,
|
|
2882 OPT_FREE|OPT_LOCAL);
|
|
2883 check_buf_options(curbuf);
|
|
2884 (void)buf_init_chartab(curbuf, FALSE);
|
|
2885 }
|
|
2886
|
|
2887 curbuf->b_p_ts = 8; /* 'tabstop' is 8 */
|
|
2888 curwin->w_p_list = FALSE; /* no list mode */
|
|
2889
|
|
2890 curbuf->b_p_ma = FALSE; /* not modifiable */
|
|
2891 curbuf->b_p_bin = FALSE; /* reset 'bin' before reading file */
|
|
2892 curwin->w_p_nu = 0; /* no line numbers */
|
|
2893 #ifdef FEAT_SCROLLBIND
|
|
2894 curwin->w_p_scb = FALSE; /* no scroll binding */
|
|
2895 #endif
|
|
2896 #ifdef FEAT_ARABIC
|
|
2897 curwin->w_p_arab = FALSE; /* no arabic mode */
|
|
2898 #endif
|
|
2899 #ifdef FEAT_RIGHTLEFT
|
|
2900 curwin->w_p_rl = FALSE; /* help window is left-to-right */
|
|
2901 #endif
|
|
2902 #ifdef FEAT_FOLDING
|
|
2903 curwin->w_p_fen = FALSE; /* No folding in the help window */
|
|
2904 #endif
|
|
2905 #ifdef FEAT_DIFF
|
|
2906 curwin->w_p_diff = FALSE; /* No 'diff' */
|
|
2907 #endif
|
|
2908
|
|
2909 #ifdef FEAT_AUTOCMD
|
|
2910 buf = curbuf;
|
|
2911 #endif
|
|
2912 set_buflisted(FALSE);
|
|
2913 }
|
|
2914 else
|
|
2915 {
|
|
2916 #ifdef FEAT_AUTOCMD
|
|
2917 buf = curbuf;
|
|
2918 #endif
|
|
2919 /* Don't make a buffer listed if it's a help buffer. Useful when
|
|
2920 * using CTRL-O to go back to a help file. */
|
|
2921 if (!curbuf->b_help)
|
|
2922 set_buflisted(TRUE);
|
|
2923 }
|
|
2924
|
|
2925 #ifdef FEAT_AUTOCMD
|
|
2926 /* If autocommands change buffers under our fingers, forget about
|
|
2927 * editing the file. */
|
|
2928 if (buf != curbuf)
|
|
2929 goto theend;
|
|
2930 # ifdef FEAT_EVAL
|
|
2931 if (aborting()) /* autocmds may abort script processing */
|
|
2932 goto theend;
|
|
2933 # endif
|
|
2934
|
|
2935 /* Since we are starting to edit a file, consider the filetype to be
|
|
2936 * unset. Helps for when an autocommand changes files and expects syntax
|
|
2937 * highlighting to work in the other file. */
|
|
2938 did_filetype = FALSE;
|
|
2939 #endif
|
|
2940
|
|
2941 /*
|
|
2942 * other_file oldbuf
|
|
2943 * FALSE FALSE re-edit same file, buffer is re-used
|
|
2944 * FALSE TRUE re-edit same file, nothing changes
|
|
2945 * TRUE FALSE start editing new file, new buffer
|
|
2946 * TRUE TRUE start editing in existing buffer (nothing to do)
|
|
2947 */
|
|
2948 if (!other_file && !oldbuf) /* re-use the buffer */
|
|
2949 {
|
|
2950 set_last_cursor(curwin); /* may set b_last_cursor */
|
|
2951 if (newlnum == ECMD_LAST || newlnum == ECMD_LASTL)
|
|
2952 {
|
|
2953 newlnum = curwin->w_cursor.lnum;
|
|
2954 solcol = curwin->w_cursor.col;
|
|
2955 }
|
|
2956 #ifdef FEAT_AUTOCMD
|
|
2957 buf = curbuf;
|
|
2958 if (buf->b_fname != NULL)
|
|
2959 new_name = vim_strsave(buf->b_fname);
|
|
2960 else
|
|
2961 new_name = NULL;
|
|
2962 #endif
|
|
2963 buf_freeall(curbuf, FALSE, FALSE); /* free all things for buffer */
|
|
2964 #ifdef FEAT_AUTOCMD
|
|
2965 /* If autocommands deleted the buffer we were going to re-edit, give
|
|
2966 * up and jump to the end. */
|
|
2967 if (!buf_valid(buf))
|
|
2968 {
|
|
2969 delbuf_msg(new_name); /* frees new_name */
|
|
2970 goto theend;
|
|
2971 }
|
|
2972 vim_free(new_name);
|
|
2973
|
|
2974 /* If autocommands change buffers under our fingers, forget about
|
|
2975 * re-editing the file. Should do the buf_clear_file(), but perhaps
|
|
2976 * the autocommands changed the buffer... */
|
|
2977 if (buf != curbuf)
|
|
2978 goto theend;
|
|
2979 # ifdef FEAT_EVAL
|
|
2980 if (aborting()) /* autocmds may abort script processing */
|
|
2981 goto theend;
|
|
2982 # endif
|
|
2983 #endif
|
|
2984 buf_clear_file(curbuf);
|
|
2985 curbuf->b_op_start.lnum = 0; /* clear '[ and '] marks */
|
|
2986 curbuf->b_op_end.lnum = 0;
|
|
2987 }
|
|
2988
|
|
2989 /*
|
|
2990 * If we get here we are sure to start editing
|
|
2991 */
|
|
2992 /* don't redraw until the cursor is in the right line */
|
|
2993 ++RedrawingDisabled;
|
|
2994
|
|
2995 /* Assume success now */
|
|
2996 retval = OK;
|
|
2997
|
|
2998 /*
|
|
2999 * Reset cursor position, could be used by autocommands.
|
|
3000 */
|
|
3001 check_cursor();
|
|
3002
|
|
3003 /*
|
|
3004 * Check if we are editing the w_arg_idx file in the argument list.
|
|
3005 */
|
|
3006 check_arg_idx(curwin);
|
|
3007
|
|
3008 #ifdef FEAT_AUTOCMD
|
|
3009 if (!auto_buf)
|
|
3010 #endif
|
|
3011 {
|
|
3012 /*
|
|
3013 * Set cursor and init window before reading the file and executing
|
|
3014 * autocommands. This allows for the autocommands to position the
|
|
3015 * cursor.
|
|
3016 */
|
|
3017 win_init(curwin);
|
|
3018
|
|
3019 #ifdef FEAT_FOLDING
|
|
3020 /* It's like all lines in the buffer changed. Need to update
|
|
3021 * automatic folding. */
|
|
3022 foldUpdateAll(curwin);
|
|
3023 #endif
|
|
3024
|
|
3025 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG)
|
|
3026 if (p_acd && curbuf->b_ffname != NULL
|
|
3027 && vim_chdirfile(curbuf->b_ffname) == OK)
|
|
3028 shorten_fnames(TRUE);
|
|
3029 #endif
|
|
3030 /*
|
|
3031 * Careful: open_buffer() and apply_autocmds() may change the current
|
|
3032 * buffer and window.
|
|
3033 */
|
|
3034 lnum = curwin->w_cursor.lnum;
|
|
3035 topline = curwin->w_topline;
|
|
3036 if (!oldbuf) /* need to read the file */
|
|
3037 {
|
|
3038 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
3039 swap_exists_action = SEA_DIALOG;
|
|
3040 #endif
|
|
3041 curbuf->b_flags |= BF_CHECK_RO; /* set/reset 'ro' flag */
|
|
3042
|
|
3043 /*
|
|
3044 * Open the buffer and read the file.
|
|
3045 */
|
|
3046 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
3047 if (should_abort(open_buffer(FALSE, eap)))
|
|
3048 retval = FAIL;
|
|
3049 #else
|
|
3050 (void)open_buffer(FALSE, eap);
|
|
3051 #endif
|
|
3052
|
|
3053 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
3054 if (swap_exists_action == SEA_QUIT)
|
|
3055 retval = FAIL;
|
|
3056 handle_swap_exists(old_curbuf);
|
|
3057 #endif
|
|
3058 }
|
|
3059 #ifdef FEAT_AUTOCMD
|
|
3060 else
|
|
3061 {
|
|
3062 apply_autocmds_retval(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf,
|
|
3063 &retval);
|
|
3064 apply_autocmds_retval(EVENT_BUFWINENTER, NULL, NULL, FALSE, curbuf,
|
|
3065 &retval);
|
|
3066 }
|
|
3067 check_arg_idx(curwin);
|
|
3068 #endif
|
|
3069
|
|
3070 /*
|
|
3071 * If autocommands change the cursor position or topline, we should
|
|
3072 * keep it.
|
|
3073 */
|
|
3074 if (curwin->w_cursor.lnum != lnum)
|
|
3075 {
|
|
3076 newlnum = curwin->w_cursor.lnum;
|
|
3077 newcol = curwin->w_cursor.col;
|
|
3078 }
|
|
3079 if (curwin->w_topline == topline)
|
|
3080 topline = 0;
|
|
3081
|
|
3082 /* Even when cursor didn't move we need to recompute topline. */
|
|
3083 changed_line_abv_curs();
|
|
3084
|
|
3085 #ifdef FEAT_TITLE
|
|
3086 maketitle();
|
|
3087 #endif
|
|
3088 }
|
|
3089
|
|
3090 #ifdef FEAT_DIFF
|
|
3091 /* Tell the diff stuff that this buffer is new and/or needs updating.
|
|
3092 * Also needed when re-editing the same buffer, because unloading will
|
|
3093 * have removed it as a diff buffer. */
|
|
3094 diff_new_buffer();
|
|
3095 diff_invalidate();
|
|
3096 #endif
|
|
3097
|
|
3098 if (command == NULL)
|
|
3099 {
|
|
3100 if (newcol >= 0) /* position set by autocommands */
|
|
3101 {
|
|
3102 curwin->w_cursor.lnum = newlnum;
|
|
3103 curwin->w_cursor.col = newcol;
|
|
3104 check_cursor();
|
|
3105 }
|
|
3106 else if (newlnum > 0) /* line number from caller or old position */
|
|
3107 {
|
|
3108 curwin->w_cursor.lnum = newlnum;
|
|
3109 check_cursor_lnum();
|
|
3110 if (solcol >= 0 && !p_sol)
|
|
3111 {
|
|
3112 /* 'sol' is off: Use last known column. */
|
|
3113 curwin->w_cursor.col = solcol;
|
|
3114 check_cursor_col();
|
|
3115 #ifdef FEAT_VIRTUALEDIT
|
|
3116 curwin->w_cursor.coladd = 0;
|
|
3117 #endif
|
|
3118 curwin->w_set_curswant = TRUE;
|
|
3119 }
|
|
3120 else
|
|
3121 beginline(BL_SOL | BL_FIX);
|
|
3122 }
|
|
3123 else /* no line number, go to last line in Ex mode */
|
|
3124 {
|
|
3125 if (exmode_active)
|
|
3126 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
|
|
3127 beginline(BL_WHITE | BL_FIX);
|
|
3128 }
|
|
3129 }
|
|
3130
|
|
3131 #ifdef FEAT_WINDOWS
|
|
3132 /* Check if cursors in other windows on the same buffer are still valid */
|
|
3133 check_lnums(FALSE);
|
|
3134 #endif
|
|
3135
|
|
3136 /*
|
|
3137 * Did not read the file, need to show some info about the file.
|
|
3138 * Do this after setting the cursor.
|
|
3139 */
|
|
3140 if (oldbuf
|
|
3141 #ifdef FEAT_AUTOCMD
|
|
3142 && !auto_buf
|
|
3143 #endif
|
|
3144 )
|
|
3145 {
|
|
3146 int msg_scroll_save = msg_scroll;
|
|
3147
|
|
3148 /* Obey the 'O' flag in 'cpoptions': overwrite any previous file
|
|
3149 * message. */
|
|
3150 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0)
|
|
3151 msg_scroll = FALSE;
|
|
3152 if (!msg_scroll) /* wait a bit when overwriting an error msg */
|
|
3153 check_for_delay(FALSE);
|
|
3154 msg_start();
|
|
3155 msg_scroll = msg_scroll_save;
|
|
3156 msg_scrolled_ign = TRUE;
|
|
3157
|
|
3158 fileinfo(FALSE, TRUE, FALSE);
|
|
3159
|
|
3160 msg_scrolled_ign = FALSE;
|
|
3161 }
|
|
3162
|
|
3163 if (command != NULL)
|
|
3164 do_cmdline(command, NULL, NULL, DOCMD_VERBOSE);
|
|
3165
|
|
3166 #ifdef FEAT_KEYMAP
|
|
3167 if (curbuf->b_kmap_state & KEYMAP_INIT)
|
|
3168 keymap_init();
|
|
3169 #endif
|
|
3170
|
|
3171 --RedrawingDisabled;
|
|
3172 if (!skip_redraw)
|
|
3173 {
|
|
3174 n = p_so;
|
|
3175 if (topline == 0 && command == NULL)
|
|
3176 p_so = 999; /* force cursor halfway the window */
|
|
3177 update_topline();
|
|
3178 #ifdef FEAT_SCROLLBIND
|
|
3179 curwin->w_scbind_pos = curwin->w_topline;
|
|
3180 #endif
|
|
3181 p_so = n;
|
|
3182 redraw_curbuf_later(NOT_VALID); /* redraw this buffer later */
|
|
3183 }
|
|
3184
|
|
3185 if (p_im)
|
|
3186 need_start_insertmode = TRUE;
|
|
3187
|
|
3188 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG)
|
|
3189 /* Change directories when the acd option is set on. */
|
|
3190 if (p_acd && curbuf->b_ffname != NULL
|
|
3191 && vim_chdirfile(curbuf->b_ffname) == OK)
|
|
3192 shorten_fnames(TRUE);
|
|
3193
|
|
3194 if (gui.in_use && curbuf->b_ffname != NULL)
|
|
3195 {
|
|
3196 # ifdef FEAT_SUN_WORKSHOP
|
|
3197 if (usingSunWorkShop)
|
|
3198 workshop_file_opened((char *)curbuf->b_ffname, curbuf->b_p_ro);
|
|
3199 # endif
|
|
3200 # ifdef FEAT_NETBEANS_INTG
|
|
3201 if (usingNetbeans)
|
|
3202 netbeans_file_opened((char *)curbuf->b_ffname);
|
|
3203 # endif
|
|
3204 }
|
|
3205 #endif
|
|
3206
|
|
3207 theend:
|
|
3208 #ifdef FEAT_BROWSE
|
|
3209 vim_free(browse_file);
|
|
3210 #endif
|
|
3211 vim_free(free_fname);
|
|
3212 return retval;
|
|
3213 }
|
|
3214
|
|
3215 #ifdef FEAT_AUTOCMD
|
|
3216 static void
|
|
3217 delbuf_msg(name)
|
|
3218 char_u *name;
|
|
3219 {
|
|
3220 EMSG2(_("E143: Autocommands unexpectedly deleted new buffer %s"),
|
|
3221 name == NULL ? (char_u *)"" : name);
|
|
3222 vim_free(name);
|
|
3223 au_new_curbuf = NULL;
|
|
3224 }
|
|
3225 #endif
|
|
3226
|
|
3227 /*
|
|
3228 * ":insert" and ":append", also used by ":change"
|
|
3229 */
|
|
3230 void
|
|
3231 ex_append(eap)
|
|
3232 exarg_T *eap;
|
|
3233 {
|
|
3234 char_u *theline;
|
|
3235 int did_undo = FALSE;
|
|
3236 linenr_T lnum = eap->line2;
|
|
3237
|
|
3238 if (eap->cmdidx != CMD_append)
|
|
3239 --lnum;
|
|
3240
|
|
3241 State = INSERT; /* behave like in Insert mode */
|
|
3242 if (curbuf->b_p_iminsert == B_IMODE_LMAP)
|
|
3243 State |= LANGMAP;
|
|
3244 while (1)
|
|
3245 {
|
|
3246 msg_scroll = TRUE;
|
|
3247 need_wait_return = FALSE;
|
|
3248 if (eap->getline == NULL)
|
|
3249 theline = getcmdline(
|
|
3250 #ifdef FEAT_EVAL
|
|
3251 eap->cstack->cs_whilelevel > 0 ? -1 :
|
|
3252 #endif
|
|
3253 NUL, 0L, 0);
|
|
3254 else
|
|
3255 theline = eap->getline(
|
|
3256 #ifdef FEAT_EVAL
|
|
3257 eap->cstack->cs_whilelevel > 0 ? -1 :
|
|
3258 #endif
|
|
3259 NUL, eap->cookie, 0);
|
|
3260 lines_left = Rows - 1;
|
|
3261 if (theline == NULL || (theline[0] == '.' && theline[1] == NUL)
|
|
3262 || (!did_undo && u_save(lnum, lnum + 1) == FAIL))
|
|
3263 {
|
|
3264 vim_free(theline);
|
|
3265 break;
|
|
3266 }
|
|
3267
|
|
3268 did_undo = TRUE;
|
|
3269 ml_append(lnum, theline, (colnr_T)0, FALSE);
|
|
3270 appended_lines_mark(lnum, 1L);
|
|
3271
|
|
3272 vim_free(theline);
|
|
3273 ++lnum;
|
|
3274 msg_didout = TRUE; /* also scroll for empty line */
|
|
3275 }
|
|
3276 State = NORMAL;
|
|
3277
|
|
3278 /* "start" is set to eap->line2+1 unless that position is invalid (when
|
|
3279 * eap->line2 pointed to the end of the buffer and nothig was appended)
|
|
3280 * "end" is set to lnum when something has been appended, otherwise
|
|
3281 * it is the same than "start" -- Acevedo */
|
|
3282 curbuf->b_op_start.lnum = (eap->line2 < curbuf->b_ml.ml_line_count) ?
|
|
3283 eap->line2 + 1 : curbuf->b_ml.ml_line_count;
|
|
3284 if (eap->cmdidx != CMD_append)
|
|
3285 --curbuf->b_op_start.lnum;
|
|
3286 curbuf->b_op_end.lnum = (eap->line2 < lnum)
|
|
3287 ? lnum : curbuf->b_op_start.lnum;
|
|
3288 curbuf->b_op_start.col = curbuf->b_op_end.col = 0;
|
|
3289 curwin->w_cursor.lnum = lnum;
|
|
3290 check_cursor_lnum();
|
|
3291 beginline(BL_SOL | BL_FIX);
|
|
3292
|
|
3293 need_wait_return = FALSE; /* don't use wait_return() now */
|
|
3294 ex_no_reprint = TRUE;
|
|
3295 }
|
|
3296
|
|
3297 /*
|
|
3298 * ":change"
|
|
3299 */
|
|
3300 void
|
|
3301 ex_change(eap)
|
|
3302 exarg_T *eap;
|
|
3303 {
|
|
3304 linenr_T lnum;
|
|
3305
|
|
3306 if (eap->line2 >= eap->line1
|
|
3307 && u_save(eap->line1 - 1, eap->line2 + 1) == FAIL)
|
|
3308 return;
|
|
3309
|
|
3310 for (lnum = eap->line2; lnum >= eap->line1; --lnum)
|
|
3311 {
|
|
3312 if (curbuf->b_ml.ml_flags & ML_EMPTY) /* nothing to delete */
|
|
3313 break;
|
|
3314 ml_delete(eap->line1, FALSE);
|
|
3315 }
|
|
3316 deleted_lines_mark(eap->line1, (long)(eap->line2 - lnum));
|
|
3317
|
|
3318 /* ":append" on the line above the deleted lines. */
|
|
3319 eap->line2 = eap->line1;
|
|
3320 ex_append(eap);
|
|
3321 }
|
|
3322
|
|
3323 void
|
|
3324 ex_z(eap)
|
|
3325 exarg_T *eap;
|
|
3326 {
|
|
3327 char_u *x;
|
|
3328 int bigness = curwin->w_height - 3;
|
|
3329 char_u kind;
|
|
3330 int numbered = FALSE;
|
|
3331 int minus = 0;
|
|
3332 linenr_T start, end, curs, i;
|
|
3333 int j;
|
|
3334 linenr_T lnum = eap->line2;
|
|
3335
|
|
3336 if (bigness < 1)
|
|
3337 bigness = 1;
|
|
3338
|
|
3339 x = eap->arg;
|
|
3340 if (*x == '#')
|
|
3341 {
|
|
3342 numbered = TRUE;
|
|
3343 ++x;
|
|
3344 }
|
|
3345
|
|
3346 kind = *x;
|
|
3347 if (kind == '-' || kind == '+' || kind == '=' || kind == '^' || kind == '.')
|
|
3348 ++x;
|
|
3349
|
|
3350 if (*x != 0)
|
|
3351 {
|
|
3352 if (!VIM_ISDIGIT(*x))
|
|
3353 {
|
|
3354 EMSG(_("E144: non-numeric argument to :z"));
|
|
3355 return;
|
|
3356 }
|
|
3357 else
|
|
3358 bigness = atoi((char *)x);
|
|
3359 }
|
|
3360
|
|
3361 switch (kind)
|
|
3362 {
|
|
3363 case '-':
|
|
3364 start = lnum - bigness;
|
|
3365 end = lnum;
|
|
3366 curs = lnum;
|
|
3367 break;
|
|
3368
|
|
3369 case '=':
|
|
3370 start = lnum - bigness / 2 + 1;
|
|
3371 end = lnum + bigness / 2 - 1;
|
|
3372 curs = lnum;
|
|
3373 minus = 1;
|
|
3374 break;
|
|
3375
|
|
3376 case '^':
|
|
3377 start = lnum - bigness * 2;
|
|
3378 end = lnum - bigness;
|
|
3379 curs = lnum - bigness;
|
|
3380 break;
|
|
3381
|
|
3382 case '.':
|
|
3383 start = lnum - bigness / 2;
|
|
3384 end = lnum + bigness / 2;
|
|
3385 curs = end;
|
|
3386 break;
|
|
3387
|
|
3388 default: /* '+' */
|
|
3389 start = lnum;
|
|
3390 end = lnum + bigness;
|
|
3391 curs = end;
|
|
3392 break;
|
|
3393 }
|
|
3394
|
|
3395 if (start < 1)
|
|
3396 start = 1;
|
|
3397
|
|
3398 if (end > curbuf->b_ml.ml_line_count)
|
|
3399 end = curbuf->b_ml.ml_line_count;
|
|
3400
|
|
3401 if (curs > curbuf->b_ml.ml_line_count)
|
|
3402 curs = curbuf->b_ml.ml_line_count;
|
|
3403
|
|
3404 for (i = start; i <= end; i++)
|
|
3405 {
|
|
3406 if (minus && i == lnum)
|
|
3407 {
|
|
3408 msg_putchar('\n');
|
|
3409
|
|
3410 for (j = 1; j < Columns; j++)
|
|
3411 msg_putchar('-');
|
|
3412 }
|
|
3413
|
|
3414 print_line(i, numbered);
|
|
3415
|
|
3416 if (minus && i == lnum)
|
|
3417 {
|
|
3418 msg_putchar('\n');
|
|
3419
|
|
3420 for (j = 1; j < Columns; j++)
|
|
3421 msg_putchar('-');
|
|
3422 }
|
|
3423 }
|
|
3424
|
|
3425 curwin->w_cursor.lnum = curs;
|
|
3426 ex_no_reprint = TRUE;
|
|
3427 }
|
|
3428
|
|
3429 /*
|
|
3430 * Check if the restricted flag is set.
|
|
3431 * If so, give an error message and return TRUE.
|
|
3432 * Otherwise, return FALSE.
|
|
3433 */
|
|
3434 int
|
|
3435 check_restricted()
|
|
3436 {
|
|
3437 if (restricted)
|
|
3438 {
|
|
3439 EMSG(_("E145: Shell commands not allowed in rvim"));
|
|
3440 return TRUE;
|
|
3441 }
|
|
3442 return FALSE;
|
|
3443 }
|
|
3444
|
|
3445 /*
|
|
3446 * Check if the secure flag is set (.exrc or .vimrc in current directory).
|
|
3447 * If so, give an error message and return TRUE.
|
|
3448 * Otherwise, return FALSE.
|
|
3449 */
|
|
3450 int
|
|
3451 check_secure()
|
|
3452 {
|
|
3453 if (secure)
|
|
3454 {
|
|
3455 secure = 2;
|
|
3456 EMSG(_(e_curdir));
|
|
3457 return TRUE;
|
|
3458 }
|
|
3459 #ifdef HAVE_SANDBOX
|
|
3460 /*
|
|
3461 * In the sandbox more things are not allowed, including the things
|
|
3462 * disallowed in secure mode.
|
|
3463 */
|
|
3464 if (sandbox != 0)
|
|
3465 {
|
|
3466 EMSG(_(e_sandbox));
|
|
3467 return TRUE;
|
|
3468 }
|
|
3469 #endif
|
|
3470 return FALSE;
|
|
3471 }
|
|
3472
|
|
3473 static char_u *old_sub = NULL; /* previous substitute pattern */
|
|
3474 static int global_need_beginline; /* call beginline() after ":g" */
|
|
3475
|
|
3476 /*
|
|
3477 * When ":global" is used to number of substitutions and changed lines is
|
|
3478 * accumulated until it's finished.
|
|
3479 */
|
|
3480 static long sub_nsubs; /* total number of substitutions */
|
|
3481 static linenr_T sub_nlines; /* total number of lines changed */
|
|
3482
|
|
3483 /* do_sub()
|
|
3484 *
|
|
3485 * Perform a substitution from line eap->line1 to line eap->line2 using the
|
|
3486 * command pointed to by eap->arg which should be of the form:
|
|
3487 *
|
|
3488 * /pattern/substitution/{flags}
|
|
3489 *
|
|
3490 * The usual escapes are supported as described in the regexp docs.
|
|
3491 */
|
|
3492 void
|
|
3493 do_sub(eap)
|
|
3494 exarg_T *eap;
|
|
3495 {
|
|
3496 linenr_T lnum;
|
|
3497 long i = 0;
|
|
3498 regmmatch_T regmatch;
|
|
3499 static int do_all = FALSE; /* do multiple substitutions per line */
|
|
3500 static int do_ask = FALSE; /* ask for confirmation */
|
|
3501 static int do_error = TRUE; /* if false, ignore errors */
|
|
3502 static int do_print = FALSE; /* print last line with subs. */
|
|
3503 static int do_ic = 0; /* ignore case flag */
|
|
3504 char_u *pat = NULL, *sub = NULL; /* init for GCC */
|
|
3505 int delimiter;
|
|
3506 int sublen;
|
|
3507 int got_quit = FALSE;
|
|
3508 int got_match = FALSE;
|
|
3509 int temp;
|
|
3510 int which_pat;
|
|
3511 char_u *cmd;
|
|
3512 int save_State;
|
|
3513 linenr_T first_line = 0; /* first changed line */
|
|
3514 linenr_T last_line= 0; /* below last changed line AFTER the
|
|
3515 * change */
|
|
3516 linenr_T old_line_count = curbuf->b_ml.ml_line_count;
|
|
3517 linenr_T line2;
|
|
3518 long nmatch; /* number of lines in match */
|
|
3519 linenr_T sub_firstlnum; /* nr of first sub line */
|
|
3520 char_u *sub_firstline; /* allocated copy of first sub line */
|
|
3521
|
|
3522 cmd = eap->arg;
|
|
3523 if (!global_busy)
|
|
3524 {
|
|
3525 sub_nsubs = 0;
|
|
3526 sub_nlines = 0;
|
|
3527 }
|
|
3528
|
|
3529 #ifdef FEAT_FKMAP /* reverse the flow of the Farsi characters */
|
|
3530 if (p_altkeymap && curwin->w_p_rl)
|
|
3531 lrF_sub(cmd);
|
|
3532 #endif
|
|
3533
|
|
3534 if (eap->cmdidx == CMD_tilde)
|
|
3535 which_pat = RE_LAST; /* use last used regexp */
|
|
3536 else
|
|
3537 which_pat = RE_SUBST; /* use last substitute regexp */
|
|
3538
|
|
3539 /* new pattern and substitution */
|
|
3540 if (eap->cmd[0] == 's' && *cmd != NUL && !vim_iswhite(*cmd)
|
|
3541 && vim_strchr((char_u *)"0123456789cegriIp|\"", *cmd) == NULL)
|
|
3542 {
|
|
3543 /* don't accept alphanumeric for separator */
|
|
3544 if (isalpha(*cmd))
|
|
3545 {
|
|
3546 EMSG(_("E146: Regular expressions can't be delimited by letters"));
|
|
3547 return;
|
|
3548 }
|
|
3549 /*
|
|
3550 * undocumented vi feature:
|
|
3551 * "\/sub/" and "\?sub?" use last used search pattern (almost like
|
|
3552 * //sub/r). "\&sub&" use last substitute pattern (like //sub/).
|
|
3553 */
|
|
3554 if (*cmd == '\\')
|
|
3555 {
|
|
3556 ++cmd;
|
|
3557 if (vim_strchr((char_u *)"/?&", *cmd) == NULL)
|
|
3558 {
|
|
3559 EMSG(_(e_backslash));
|
|
3560 return;
|
|
3561 }
|
|
3562 if (*cmd != '&')
|
|
3563 which_pat = RE_SEARCH; /* use last '/' pattern */
|
|
3564 pat = (char_u *)""; /* empty search pattern */
|
|
3565 delimiter = *cmd++; /* remember delimiter character */
|
|
3566 }
|
|
3567 else /* find the end of the regexp */
|
|
3568 {
|
|
3569 which_pat = RE_LAST; /* use last used regexp */
|
|
3570 delimiter = *cmd++; /* remember delimiter character */
|
|
3571 pat = cmd; /* remember start of search pat */
|
|
3572 cmd = skip_regexp(cmd, delimiter, p_magic, &eap->arg);
|
|
3573 if (cmd[0] == delimiter) /* end delimiter found */
|
|
3574 *cmd++ = NUL; /* replace it with a NUL */
|
|
3575 }
|
|
3576
|
|
3577 /*
|
|
3578 * Small incompatibility: vi sees '\n' as end of the command, but in
|
|
3579 * Vim we want to use '\n' to find/substitute a NUL.
|
|
3580 */
|
|
3581 sub = cmd; /* remember the start of the substitution */
|
|
3582
|
|
3583 while (cmd[0])
|
|
3584 {
|
|
3585 if (cmd[0] == delimiter) /* end delimiter found */
|
|
3586 {
|
|
3587 *cmd++ = NUL; /* replace it with a NUL */
|
|
3588 break;
|
|
3589 }
|
|
3590 if (cmd[0] == '\\' && cmd[1] != 0) /* skip escaped characters */
|
|
3591 ++cmd;
|
|
3592 #ifdef FEAT_MBYTE
|
|
3593 if (has_mbyte)
|
|
3594 cmd += (*mb_ptr2len_check)(cmd);
|
|
3595 else
|
|
3596 #endif
|
|
3597 ++cmd;
|
|
3598 }
|
|
3599
|
|
3600 if (!eap->skip)
|
|
3601 {
|
|
3602 vim_free(old_sub);
|
|
3603 old_sub = vim_strsave(sub);
|
|
3604 }
|
|
3605 }
|
|
3606 else if (!eap->skip) /* use previous pattern and substitution */
|
|
3607 {
|
|
3608 if (old_sub == NULL) /* there is no previous command */
|
|
3609 {
|
|
3610 EMSG(_(e_nopresub));
|
|
3611 return;
|
|
3612 }
|
|
3613 pat = NULL; /* search_regcomp() will use previous pattern */
|
|
3614 sub = old_sub;
|
|
3615 }
|
|
3616
|
|
3617 /*
|
|
3618 * Find trailing options. When '&' is used, keep old options.
|
|
3619 */
|
|
3620 if (*cmd == '&')
|
|
3621 ++cmd;
|
|
3622 else
|
|
3623 {
|
|
3624 if (!p_ed)
|
|
3625 {
|
|
3626 if (p_gd) /* default is global on */
|
|
3627 do_all = TRUE;
|
|
3628 else
|
|
3629 do_all = FALSE;
|
|
3630 do_ask = FALSE;
|
|
3631 }
|
|
3632 do_error = TRUE;
|
|
3633 do_print = FALSE;
|
|
3634 do_ic = 0;
|
|
3635 }
|
|
3636 while (*cmd)
|
|
3637 {
|
|
3638 /*
|
|
3639 * Note that 'g' and 'c' are always inverted, also when p_ed is off.
|
|
3640 * 'r' is never inverted.
|
|
3641 */
|
|
3642 if (*cmd == 'g')
|
|
3643 do_all = !do_all;
|
|
3644 else if (*cmd == 'c')
|
|
3645 do_ask = !do_ask;
|
|
3646 else if (*cmd == 'e')
|
|
3647 do_error = !do_error;
|
|
3648 else if (*cmd == 'r') /* use last used regexp */
|
|
3649 which_pat = RE_LAST;
|
|
3650 else if (*cmd == 'p')
|
|
3651 do_print = TRUE;
|
|
3652 else if (*cmd == 'i') /* ignore case */
|
|
3653 do_ic = 'i';
|
|
3654 else if (*cmd == 'I') /* don't ignore case */
|
|
3655 do_ic = 'I';
|
|
3656 else
|
|
3657 break;
|
|
3658 ++cmd;
|
|
3659 }
|
|
3660
|
|
3661 /*
|
|
3662 * check for a trailing count
|
|
3663 */
|
|
3664 cmd = skipwhite(cmd);
|
|
3665 if (VIM_ISDIGIT(*cmd))
|
|
3666 {
|
|
3667 i = getdigits(&cmd);
|
|
3668 if (i <= 0 && !eap->skip && do_error)
|
|
3669 {
|
|
3670 EMSG(_(e_zerocount));
|
|
3671 return;
|
|
3672 }
|
|
3673 eap->line1 = eap->line2;
|
|
3674 eap->line2 += i - 1;
|
|
3675 if (eap->line2 > curbuf->b_ml.ml_line_count)
|
|
3676 eap->line2 = curbuf->b_ml.ml_line_count;
|
|
3677 }
|
|
3678
|
|
3679 /*
|
|
3680 * check for trailing command or garbage
|
|
3681 */
|
|
3682 cmd = skipwhite(cmd);
|
|
3683 if (*cmd && *cmd != '"') /* if not end-of-line or comment */
|
|
3684 {
|
|
3685 eap->nextcmd = check_nextcmd(cmd);
|
|
3686 if (eap->nextcmd == NULL)
|
|
3687 {
|
|
3688 EMSG(_(e_trailing));
|
|
3689 return;
|
|
3690 }
|
|
3691 }
|
|
3692
|
|
3693 if (eap->skip) /* not executing commands, only parsing */
|
|
3694 return;
|
|
3695
|
|
3696 if (search_regcomp(pat, RE_SUBST, which_pat, SEARCH_HIS, ®match) == FAIL)
|
|
3697 {
|
|
3698 if (do_error)
|
|
3699 EMSG(_(e_invcmd));
|
|
3700 return;
|
|
3701 }
|
|
3702
|
|
3703 /* the 'i' or 'I' flag overrules 'ignorecase' and 'smartcase' */
|
|
3704 if (do_ic == 'i')
|
|
3705 regmatch.rmm_ic = TRUE;
|
|
3706 else if (do_ic == 'I')
|
|
3707 regmatch.rmm_ic = FALSE;
|
|
3708
|
|
3709 sub_firstline = NULL;
|
|
3710
|
|
3711 /*
|
|
3712 * ~ in the substitute pattern is replaced with the old pattern.
|
|
3713 * We do it here once to avoid it to be replaced over and over again.
|
|
3714 * But don't do it when it starts with "\=", then it's an expression.
|
|
3715 */
|
|
3716 if (!(sub[0] == '\\' && sub[1] == '='))
|
|
3717 sub = regtilde(sub, p_magic);
|
|
3718
|
|
3719 /*
|
|
3720 * Check for a match on each line.
|
|
3721 */
|
|
3722 line2 = eap->line2;
|
|
3723 for (lnum = eap->line1; lnum <= line2 && !(got_quit
|
|
3724 #if defined(FEAT_EVAL) && defined(FEAT_AUTOCMD)
|
|
3725 || aborting()
|
|
3726 #endif
|
|
3727 ); ++lnum)
|
|
3728 {
|
|
3729 sub_firstlnum = lnum;
|
|
3730 nmatch = vim_regexec_multi(®match, curwin, curbuf, lnum, (colnr_T)0);
|
|
3731 if (nmatch)
|
|
3732 {
|
|
3733 colnr_T copycol;
|
|
3734 colnr_T matchcol;
|
|
3735 colnr_T prev_matchcol = MAXCOL;
|
|
3736 char_u *new_end, *new_start = NULL;
|
|
3737 unsigned new_start_len = 0;
|
|
3738 char_u *p1;
|
|
3739 int did_sub = FALSE;
|
|
3740 int lastone;
|
|
3741 unsigned len, needed_len;
|
|
3742 long nmatch_tl = 0; /* nr of lines matched below lnum */
|
|
3743 int do_again; /* do it again after joining lines */
|
15
|
3744 int skip_match = FALSE;
|
7
|
3745
|
|
3746 /*
|
|
3747 * The new text is build up step by step, to avoid too much
|
|
3748 * copying. There are these pieces:
|
|
3749 * sub_firstline The old text, unmodifed.
|
|
3750 * copycol Column in the old text where we started
|
|
3751 * looking for a match; from here old text still
|
|
3752 * needs to be copied to the new text.
|
|
3753 * matchcol Column number of the old text where to look
|
|
3754 * for the next match. It's just after the
|
|
3755 * previous match or one further.
|
|
3756 * prev_matchcol Column just after the previous match (if any).
|
|
3757 * Mostly equal to matchcol, except for the first
|
|
3758 * match and after skipping an empty match.
|
|
3759 * regmatch.*pos Where the pattern matched in the old text.
|
|
3760 * new_start The new text, all that has been produced so
|
|
3761 * far.
|
|
3762 * new_end The new text, where to append new text.
|
|
3763 *
|
|
3764 * lnum The line number where we were looking for the
|
|
3765 * first match in the old line.
|
|
3766 * sub_firstlnum The line number in the buffer where to look
|
|
3767 * for a match. Can be different from "lnum"
|
|
3768 * when the pattern or substitute string contains
|
|
3769 * line breaks.
|
|
3770 *
|
|
3771 * Special situations:
|
|
3772 * - When the substitute string contains a line break, the part up
|
|
3773 * to the line break is inserted in the text, but the copy of
|
|
3774 * the original line is kept. "sub_firstlnum" is adjusted for
|
|
3775 * the inserted lines.
|
|
3776 * - When the matched pattern contains a line break, the old line
|
|
3777 * is taken from the line at the end of the pattern. The lines
|
|
3778 * in the match are deleted later, "sub_firstlnum" is adjusted
|
|
3779 * accordingly.
|
|
3780 *
|
|
3781 * The new text is built up in new_start[]. It has some extra
|
|
3782 * room to avoid using alloc()/free() too often. new_start_len is
|
|
3783 * the lenght of the allocated memory at new_start.
|
|
3784 *
|
|
3785 * Make a copy of the old line, so it won't be taken away when
|
|
3786 * updating the screen or handling a multi-line match. The "old_"
|
|
3787 * pointers point into this copy.
|
|
3788 */
|
|
3789 sub_firstline = vim_strsave(ml_get(sub_firstlnum));
|
|
3790 if (sub_firstline == NULL)
|
|
3791 {
|
|
3792 vim_free(new_start);
|
|
3793 goto outofmem;
|
|
3794 }
|
|
3795 copycol = 0;
|
|
3796 matchcol = 0;
|
|
3797
|
|
3798 /* At first match, remember current cursor position. */
|
|
3799 if (!got_match)
|
|
3800 {
|
|
3801 setpcmark();
|
|
3802 got_match = TRUE;
|
|
3803 }
|
|
3804
|
|
3805 /*
|
|
3806 * Loop until nothing more to replace in this line.
|
|
3807 * 1. Handle match with empty string.
|
|
3808 * 2. If do_ask is set, ask for confirmation.
|
|
3809 * 3. substitute the string.
|
|
3810 * 4. if do_all is set, find next match
|
|
3811 * 5. break if there isn't another match in this line
|
|
3812 */
|
|
3813 for (;;)
|
|
3814 {
|
|
3815 /* Save the line number of the last change for the final
|
|
3816 * cursor position (just like Vi). */
|
|
3817 curwin->w_cursor.lnum = lnum;
|
|
3818 do_again = FALSE;
|
|
3819
|
|
3820 /*
|
|
3821 * 1. Match empty string does not count, except for first
|
|
3822 * match. This reproduces the strange vi behaviour.
|
|
3823 * This also catches endless loops.
|
|
3824 */
|
|
3825 if (matchcol == prev_matchcol
|
|
3826 && regmatch.endpos[0].lnum == 0
|
|
3827 && matchcol == regmatch.endpos[0].col)
|
|
3828 {
|
15
|
3829 if (sub_firstline[matchcol] == NUL)
|
|
3830 /* We already were at the end of the line. Don't look
|
|
3831 * for a match in this line again. */
|
|
3832 skip_match = TRUE;
|
|
3833 else
|
|
3834 ++matchcol; /* search for a match at next column */
|
7
|
3835 goto skip;
|
|
3836 }
|
|
3837
|
|
3838 /* Normally we continue searching for a match just after the
|
|
3839 * previous match. */
|
|
3840 matchcol = regmatch.endpos[0].col;
|
|
3841 prev_matchcol = matchcol;
|
|
3842
|
|
3843 /*
|
|
3844 * 2. If do_ask is set, ask for confirmation.
|
|
3845 */
|
|
3846 if (do_ask)
|
|
3847 {
|
|
3848 /* change State to CONFIRM, so that the mouse works
|
|
3849 * properly */
|
|
3850 save_State = State;
|
|
3851 State = CONFIRM;
|
|
3852 #ifdef FEAT_MOUSE
|
|
3853 setmouse(); /* disable mouse in xterm */
|
|
3854 #endif
|
|
3855 curwin->w_cursor.col = regmatch.startpos[0].col;
|
|
3856
|
|
3857 /* When 'cpoptions' contains "u" don't sync undo when
|
|
3858 * asking for confirmation. */
|
|
3859 if (vim_strchr(p_cpo, CPO_UNDO) != NULL)
|
|
3860 ++no_u_sync;
|
|
3861
|
|
3862 /*
|
|
3863 * Loop until 'y', 'n', 'q', CTRL-E or CTRL-Y typed.
|
|
3864 */
|
|
3865 while (do_ask)
|
|
3866 {
|
|
3867 #ifdef FEAT_FOLDING
|
|
3868 int save_p_fen = curwin->w_p_fen;
|
|
3869
|
|
3870 curwin->w_p_fen = FALSE;
|
|
3871 #endif
|
|
3872 /* Invert the matched string.
|
|
3873 * Remove the inversion afterwards. */
|
|
3874 temp = RedrawingDisabled;
|
|
3875 RedrawingDisabled = 0;
|
|
3876
|
|
3877 search_match_lines = regmatch.endpos[0].lnum;
|
|
3878 search_match_endcol = regmatch.endpos[0].col;
|
|
3879 highlight_match = TRUE;
|
|
3880
|
|
3881 update_topline();
|
|
3882 validate_cursor();
|
|
3883 update_screen(NOT_VALID);
|
|
3884 highlight_match = FALSE;
|
|
3885 redraw_later(NOT_VALID);
|
|
3886
|
|
3887 #ifdef FEAT_FOLDING
|
|
3888 curwin->w_p_fen = save_p_fen;
|
|
3889 #endif
|
|
3890 if (msg_row == Rows - 1)
|
|
3891 msg_didout = FALSE; /* avoid a scroll-up */
|
|
3892 msg_starthere();
|
|
3893 i = msg_scroll;
|
|
3894 msg_scroll = 0; /* truncate msg when needed */
|
|
3895 msg_no_more = TRUE;
|
|
3896 /* write message same highlighting as for wait_return */
|
|
3897 smsg_attr(hl_attr(HLF_R),
|
|
3898 (char_u *)_("replace with %s (y/n/a/q/l/^E/^Y)?"),
|
|
3899 sub);
|
|
3900 msg_no_more = FALSE;
|
|
3901 msg_scroll = i;
|
|
3902 showruler(TRUE);
|
|
3903 windgoto(msg_row, msg_col);
|
|
3904 RedrawingDisabled = temp;
|
|
3905
|
|
3906 #ifdef USE_ON_FLY_SCROLL
|
|
3907 dont_scroll = FALSE; /* allow scrolling here */
|
|
3908 #endif
|
|
3909 ++no_mapping; /* don't map this key */
|
|
3910 ++allow_keys; /* allow special keys */
|
|
3911 i = safe_vgetc();
|
|
3912 --allow_keys;
|
|
3913 --no_mapping;
|
|
3914
|
|
3915 /* clear the question */
|
|
3916 msg_didout = FALSE; /* don't scroll up */
|
|
3917 msg_col = 0;
|
|
3918 gotocmdline(TRUE);
|
|
3919 need_wait_return = FALSE; /* no hit-return prompt */
|
|
3920 if (i == 'q' || i == ESC || i == Ctrl_C
|
|
3921 #ifdef UNIX
|
|
3922 || i == intr_char
|
|
3923 #endif
|
|
3924 )
|
|
3925 {
|
|
3926 got_quit = TRUE;
|
|
3927 break;
|
|
3928 }
|
|
3929 if (i == 'n')
|
|
3930 break;
|
|
3931 if (i == 'y')
|
|
3932 break;
|
|
3933 if (i == 'l')
|
|
3934 {
|
|
3935 /* last: replace and then stop */
|
|
3936 do_all = FALSE;
|
|
3937 line2 = lnum;
|
|
3938 break;
|
|
3939 }
|
|
3940 if (i == 'a')
|
|
3941 {
|
|
3942 do_ask = FALSE;
|
|
3943 break;
|
|
3944 }
|
|
3945 #ifdef FEAT_INS_EXPAND
|
|
3946 if (i == Ctrl_E)
|
|
3947 scrollup_clamp();
|
|
3948 else if (i == Ctrl_Y)
|
|
3949 scrolldown_clamp();
|
|
3950 #endif
|
|
3951 }
|
|
3952 State = save_State;
|
|
3953 #ifdef FEAT_MOUSE
|
|
3954 setmouse();
|
|
3955 #endif
|
|
3956 if (vim_strchr(p_cpo, CPO_UNDO) != NULL)
|
|
3957 --no_u_sync;
|
|
3958
|
|
3959 if (i == 'n')
|
|
3960 {
|
|
3961 /* For a multi-line match, put matchcol at the NUL at
|
|
3962 * the end of the line and set nmatch to one, so that
|
|
3963 * we continue looking for a match on the next line.
|
|
3964 * Avoids that ":s/\nB\@=//gc" get stuck. */
|
|
3965 if (nmatch > 1)
|
|
3966 {
|
|
3967 matchcol = STRLEN(sub_firstline);
|
|
3968 nmatch = 1;
|
|
3969 }
|
|
3970 goto skip;
|
|
3971 }
|
|
3972 if (got_quit)
|
|
3973 break;
|
|
3974 }
|
|
3975
|
|
3976 /* Move the cursor to the start of the match, so that we can
|
|
3977 * use "\=col("."). */
|
|
3978 curwin->w_cursor.col = regmatch.startpos[0].col;
|
|
3979
|
|
3980 /*
|
|
3981 * 3. substitute the string.
|
|
3982 */
|
|
3983 /* get length of substitution part */
|
|
3984 sublen = vim_regsub_multi(®match, sub_firstlnum,
|
|
3985 sub, sub_firstline, FALSE, p_magic, TRUE);
|
|
3986
|
|
3987 /* Need room for:
|
|
3988 * - result so far in new_start (not for first sub in line)
|
|
3989 * - original text up to match
|
|
3990 * - length of substituted part
|
|
3991 * - original text after match
|
|
3992 */
|
|
3993 if (nmatch == 1)
|
|
3994 p1 = sub_firstline;
|
|
3995 else
|
|
3996 {
|
|
3997 p1 = ml_get(sub_firstlnum + nmatch - 1);
|
|
3998 nmatch_tl += nmatch - 1;
|
|
3999 }
|
|
4000 i = regmatch.startpos[0].col - copycol;
|
|
4001 needed_len = i + ((unsigned)STRLEN(p1) - regmatch.endpos[0].col)
|
|
4002 + sublen + 1;
|
|
4003 if (new_start == NULL)
|
|
4004 {
|
|
4005 /*
|
|
4006 * Get some space for a temporary buffer to do the
|
|
4007 * substitution into (and some extra space to avoid
|
|
4008 * too many calls to alloc()/free()).
|
|
4009 */
|
|
4010 new_start_len = needed_len + 50;
|
|
4011 if ((new_start = alloc_check(new_start_len)) == NULL)
|
|
4012 goto outofmem;
|
|
4013 *new_start = NUL;
|
|
4014 new_end = new_start;
|
|
4015 }
|
|
4016 else
|
|
4017 {
|
|
4018 /*
|
|
4019 * Check if the temporary buffer is long enough to do the
|
|
4020 * substitution into. If not, make it larger (with a bit
|
|
4021 * extra to avoid too many calls to alloc()/free()).
|
|
4022 */
|
|
4023 len = (unsigned)STRLEN(new_start);
|
|
4024 needed_len += len;
|
|
4025 if (needed_len > new_start_len)
|
|
4026 {
|
|
4027 new_start_len = needed_len + 50;
|
|
4028 if ((p1 = alloc_check(new_start_len)) == NULL)
|
|
4029 {
|
|
4030 vim_free(new_start);
|
|
4031 goto outofmem;
|
|
4032 }
|
|
4033 mch_memmove(p1, new_start, (size_t)(len + 1));
|
|
4034 vim_free(new_start);
|
|
4035 new_start = p1;
|
|
4036 }
|
|
4037 new_end = new_start + len;
|
|
4038 }
|
|
4039
|
|
4040 /*
|
|
4041 * copy the text up to the part that matched
|
|
4042 */
|
|
4043 mch_memmove(new_end, sub_firstline + copycol, (size_t)i);
|
|
4044 new_end += i;
|
|
4045
|
|
4046 (void)vim_regsub_multi(®match, sub_firstlnum,
|
|
4047 sub, new_end, TRUE, p_magic, TRUE);
|
|
4048 sub_nsubs++;
|
|
4049 did_sub = TRUE;
|
|
4050
|
|
4051 /* Move the cursor to the start of the line, to avoid that it
|
|
4052 * is beyond the end of the line after the substitution. */
|
|
4053 curwin->w_cursor.col = 0;
|
|
4054
|
|
4055 /* For a multi-line match, make a copy of the last matched
|
|
4056 * line and continue in that one. */
|
|
4057 if (nmatch > 1)
|
|
4058 {
|
|
4059 sub_firstlnum += nmatch - 1;
|
|
4060 vim_free(sub_firstline);
|
|
4061 sub_firstline = vim_strsave(ml_get(sub_firstlnum));
|
|
4062 /* When going beyond the last line, stop substituting. */
|
|
4063 if (sub_firstlnum <= line2)
|
|
4064 do_again = TRUE;
|
|
4065 else
|
|
4066 do_all = FALSE;
|
|
4067 }
|
|
4068
|
|
4069 /* Remember next character to be copied. */
|
|
4070 copycol = regmatch.endpos[0].col;
|
|
4071
|
|
4072 /*
|
|
4073 * Now the trick is to replace CTRL-M chars with a real line
|
|
4074 * break. This would make it impossible to insert a CTRL-M in
|
|
4075 * the text. The line break can be avoided by preceding the
|
|
4076 * CTRL-M with a backslash. To be able to insert a backslash,
|
|
4077 * they must be doubled in the string and are halved here.
|
|
4078 * That is Vi compatible.
|
|
4079 */
|
|
4080 for (p1 = new_end; *p1; ++p1)
|
|
4081 {
|
|
4082 if (p1[0] == '\\' && p1[1] != NUL) /* remove backslash */
|
|
4083 mch_memmove(p1, p1 + 1, STRLEN(p1));
|
|
4084 else if (*p1 == CAR)
|
|
4085 {
|
|
4086 if (u_inssub(lnum) == OK) /* prepare for undo */
|
|
4087 {
|
|
4088 *p1 = NUL; /* truncate up to the CR */
|
|
4089 ml_append(lnum - 1, new_start,
|
|
4090 (colnr_T)(p1 - new_start + 1), FALSE);
|
|
4091 mark_adjust(lnum + 1, (linenr_T)MAXLNUM, 1L, 0L);
|
|
4092 if (do_ask)
|
|
4093 appended_lines(lnum - 1, 1L);
|
|
4094 else
|
|
4095 {
|
|
4096 if (first_line == 0)
|
|
4097 first_line = lnum;
|
|
4098 last_line = lnum + 1;
|
|
4099 }
|
|
4100 /* All line numbers increase. */
|
|
4101 ++sub_firstlnum;
|
|
4102 ++lnum;
|
|
4103 ++line2;
|
|
4104 /* move the cursor to the new line, like Vi */
|
|
4105 ++curwin->w_cursor.lnum;
|
|
4106 STRCPY(new_start, p1 + 1); /* copy the rest */
|
|
4107 p1 = new_start - 1;
|
|
4108 }
|
|
4109 }
|
|
4110 #ifdef FEAT_MBYTE
|
|
4111 else if (has_mbyte)
|
|
4112 p1 += (*mb_ptr2len_check)(p1) - 1;
|
|
4113 #endif
|
|
4114 }
|
|
4115
|
|
4116 /*
|
|
4117 * 4. If do_all is set, find next match.
|
|
4118 * Prevent endless loop with patterns that match empty
|
|
4119 * strings, e.g. :s/$/pat/g or :s/[a-z]* /(&)/g.
|
|
4120 * But ":s/\n/#/" is OK.
|
|
4121 */
|
|
4122 skip:
|
|
4123 /* We already know that we did the last subst when we are at
|
|
4124 * the end of the line, except that a pattern like
|
|
4125 * "bar\|\nfoo" may match at the NUL. */
|
15
|
4126 lastone = (skip_match
|
|
4127 || got_int
|
|
4128 || got_quit
|
|
4129 || !(do_all || do_again)
|
|
4130 || (sub_firstline[matchcol] == NUL && nmatch <= 1
|
|
4131 && !re_multiline(regmatch.regprog)));
|
7
|
4132 nmatch = -1;
|
|
4133
|
|
4134 /*
|
|
4135 * Replace the line in the buffer when needed. This is
|
|
4136 * skipped when there are more matches.
|
|
4137 * The check for nmatch_tl is needed for when multi-line
|
|
4138 * matching must replace the lines before trying to do another
|
|
4139 * match, otherwise "\@<=" won't work.
|
|
4140 * When asking the user we like to show the already replaced
|
|
4141 * text, but don't do it when "\<@=" or "\<@!" is used, it
|
|
4142 * changes what matches.
|
|
4143 */
|
|
4144 if (lastone
|
|
4145 || (do_ask && !re_lookbehind(regmatch.regprog))
|
|
4146 || nmatch_tl > 0
|
|
4147 || (nmatch = vim_regexec_multi(®match, curwin,
|
|
4148 curbuf, sub_firstlnum, matchcol)) == 0)
|
|
4149 {
|
|
4150 if (new_start != NULL)
|
|
4151 {
|
|
4152 /*
|
|
4153 * Copy the rest of the line, that didn't match.
|
|
4154 * "matchcol" has to be adjusted, we use the end of
|
|
4155 * the line as reference, because the substitute may
|
|
4156 * have changed the number of characters. Same for
|
|
4157 * "prev_matchcol".
|
|
4158 */
|
|
4159 STRCAT(new_start, sub_firstline + copycol);
|
|
4160 matchcol = (colnr_T)STRLEN(sub_firstline) - matchcol;
|
|
4161 prev_matchcol = (colnr_T)STRLEN(sub_firstline)
|
|
4162 - prev_matchcol;
|
|
4163
|
|
4164 if (u_savesub(lnum) != OK)
|
|
4165 break;
|
|
4166 ml_replace(lnum, new_start, TRUE);
|
|
4167
|
|
4168 if (nmatch_tl > 0)
|
|
4169 {
|
|
4170 /*
|
|
4171 * Matched lines have now been substituted and are
|
|
4172 * useless, delete them. The part after the match
|
|
4173 * has been appended to new_start, we don't need
|
|
4174 * it in the buffer.
|
|
4175 */
|
|
4176 ++lnum;
|
|
4177 if (u_savedel(lnum, nmatch_tl) != OK)
|
|
4178 break;
|
|
4179 for (i = 0; i < nmatch_tl; ++i)
|
|
4180 ml_delete(lnum, (int)FALSE);
|
|
4181 mark_adjust(lnum, lnum + nmatch_tl - 1,
|
|
4182 (long)MAXLNUM, -nmatch_tl);
|
|
4183 if (do_ask)
|
|
4184 deleted_lines(lnum, nmatch_tl);
|
|
4185 --lnum;
|
|
4186 line2 -= nmatch_tl; /* nr of lines decreases */
|
|
4187 nmatch_tl = 0;
|
|
4188 }
|
|
4189
|
|
4190 /* When asking, undo is saved each time, must also set
|
|
4191 * changed flag each time. */
|
|
4192 if (do_ask)
|
|
4193 changed_bytes(lnum, 0);
|
|
4194 else
|
|
4195 {
|
|
4196 if (first_line == 0)
|
|
4197 first_line = lnum;
|
|
4198 last_line = lnum + 1;
|
|
4199 }
|
|
4200
|
|
4201 sub_firstlnum = lnum;
|
|
4202 vim_free(sub_firstline); /* free the temp buffer */
|
|
4203 sub_firstline = new_start;
|
|
4204 new_start = NULL;
|
|
4205 matchcol = (colnr_T)STRLEN(sub_firstline) - matchcol;
|
|
4206 prev_matchcol = (colnr_T)STRLEN(sub_firstline)
|
|
4207 - prev_matchcol;
|
|
4208 copycol = 0;
|
|
4209 }
|
|
4210 if (nmatch == -1 && !lastone)
|
|
4211 nmatch = vim_regexec_multi(®match, curwin, curbuf,
|
|
4212 sub_firstlnum, matchcol);
|
|
4213
|
|
4214 /*
|
|
4215 * 5. break if there isn't another match in this line
|
|
4216 */
|
|
4217 if (nmatch <= 0)
|
|
4218 break;
|
|
4219 }
|
|
4220
|
|
4221 line_breakcheck();
|
|
4222 }
|
|
4223
|
|
4224 if (did_sub)
|
|
4225 ++sub_nlines;
|
|
4226 vim_free(sub_firstline); /* free the copy of the original line */
|
|
4227 sub_firstline = NULL;
|
|
4228 }
|
|
4229
|
|
4230 line_breakcheck();
|
|
4231 }
|
|
4232
|
|
4233 if (first_line != 0)
|
|
4234 {
|
|
4235 /* Need to subtract the number of added lines from "last_line" to get
|
|
4236 * the line number before the change (same as adding the number of
|
|
4237 * deleted lines). */
|
|
4238 i = curbuf->b_ml.ml_line_count - old_line_count;
|
|
4239 changed_lines(first_line, 0, last_line - i, i);
|
|
4240 }
|
|
4241
|
|
4242 outofmem:
|
|
4243 vim_free(sub_firstline); /* may have to free allocated copy of the line */
|
|
4244 if (sub_nsubs)
|
|
4245 {
|
|
4246 /* Set the '[ and '] marks. */
|
|
4247 curbuf->b_op_start.lnum = eap->line1;
|
|
4248 curbuf->b_op_end.lnum = line2;
|
|
4249 curbuf->b_op_start.col = curbuf->b_op_end.col = 0;
|
|
4250
|
|
4251 if (!global_busy)
|
|
4252 {
|
|
4253 beginline(BL_WHITE | BL_FIX);
|
|
4254 if (!do_sub_msg() && do_ask)
|
|
4255 MSG("");
|
|
4256 }
|
|
4257 else
|
|
4258 global_need_beginline = TRUE;
|
|
4259 if (do_print)
|
|
4260 print_line(curwin->w_cursor.lnum, FALSE);
|
|
4261 }
|
|
4262 else if (!global_busy)
|
|
4263 {
|
|
4264 if (got_int) /* interrupted */
|
|
4265 EMSG(_(e_interr));
|
|
4266 else if (got_match) /* did find something but nothing substituted */
|
|
4267 MSG("");
|
|
4268 else if (do_error) /* nothing found */
|
|
4269 EMSG2(_(e_patnotf2), get_search_pat());
|
|
4270 }
|
|
4271
|
|
4272 vim_free(regmatch.regprog);
|
|
4273 }
|
|
4274
|
|
4275 /*
|
|
4276 * Give message for number of substitutions.
|
|
4277 * Can also be used after a ":global" command.
|
|
4278 * Return TRUE if a message was given.
|
|
4279 */
|
|
4280 static int
|
|
4281 do_sub_msg()
|
|
4282 {
|
|
4283 /*
|
|
4284 * Only report substitutions when:
|
|
4285 * - more than 'report' substitutions
|
|
4286 * - command was typed by user, or number of changed lines > 'report'
|
|
4287 * - giving messages is not disabled by 'lazyredraw'
|
|
4288 */
|
|
4289 if (sub_nsubs > p_report
|
|
4290 && (KeyTyped || sub_nlines > 1 || p_report < 1)
|
|
4291 && messaging())
|
|
4292 {
|
|
4293 if (got_int)
|
|
4294 STRCPY(msg_buf, _("(Interrupted) "));
|
|
4295 else
|
|
4296 msg_buf[0] = NUL;
|
|
4297 if (sub_nsubs == 1)
|
|
4298 STRCAT(msg_buf, _("1 substitution"));
|
|
4299 else
|
|
4300 sprintf((char *)msg_buf + STRLEN(msg_buf), _("%ld substitutions"),
|
|
4301 sub_nsubs);
|
|
4302 if (sub_nlines == 1)
|
|
4303 STRCAT(msg_buf, _(" on 1 line"));
|
|
4304 else
|
|
4305 sprintf((char *)msg_buf + STRLEN(msg_buf), _(" on %ld lines"),
|
|
4306 (long)sub_nlines);
|
|
4307 if (msg(msg_buf))
|
|
4308 {
|
|
4309 /* save message to display it after redraw */
|
|
4310 set_keep_msg(msg_buf);
|
|
4311 keep_msg_attr = 0;
|
|
4312 }
|
|
4313 return TRUE;
|
|
4314 }
|
|
4315 if (got_int)
|
|
4316 {
|
|
4317 EMSG(_(e_interr));
|
|
4318 return TRUE;
|
|
4319 }
|
|
4320 return FALSE;
|
|
4321 }
|
|
4322
|
|
4323 /*
|
|
4324 * Execute a global command of the form:
|
|
4325 *
|
|
4326 * g/pattern/X : execute X on all lines where pattern matches
|
|
4327 * v/pattern/X : execute X on all lines where pattern does not match
|
|
4328 *
|
|
4329 * where 'X' is an EX command
|
|
4330 *
|
|
4331 * The command character (as well as the trailing slash) is optional, and
|
|
4332 * is assumed to be 'p' if missing.
|
|
4333 *
|
|
4334 * This is implemented in two passes: first we scan the file for the pattern and
|
|
4335 * set a mark for each line that (not) matches. secondly we execute the command
|
|
4336 * for each line that has a mark. This is required because after deleting
|
|
4337 * lines we do not know where to search for the next match.
|
|
4338 */
|
|
4339 void
|
|
4340 ex_global(eap)
|
|
4341 exarg_T *eap;
|
|
4342 {
|
|
4343 linenr_T lnum; /* line number according to old situation */
|
|
4344 int ndone;
|
|
4345 int type; /* first char of cmd: 'v' or 'g' */
|
|
4346 char_u *cmd; /* command argument */
|
|
4347
|
|
4348 char_u delim; /* delimiter, normally '/' */
|
|
4349 char_u *pat;
|
|
4350 regmmatch_T regmatch;
|
|
4351 int match;
|
|
4352 int which_pat;
|
|
4353
|
|
4354 if (global_busy)
|
|
4355 {
|
|
4356 EMSG(_("E147: Cannot do :global recursive")); /* will increment global_busy */
|
|
4357 return;
|
|
4358 }
|
|
4359
|
|
4360 if (eap->forceit) /* ":global!" is like ":vglobal" */
|
|
4361 type = 'v';
|
|
4362 else
|
|
4363 type = *eap->cmd;
|
|
4364 cmd = eap->arg;
|
|
4365 which_pat = RE_LAST; /* default: use last used regexp */
|
|
4366 sub_nsubs = 0;
|
|
4367 sub_nlines = 0;
|
|
4368
|
|
4369 /*
|
|
4370 * undocumented vi feature:
|
|
4371 * "\/" and "\?": use previous search pattern.
|
|
4372 * "\&": use previous substitute pattern.
|
|
4373 */
|
|
4374 if (*cmd == '\\')
|
|
4375 {
|
|
4376 ++cmd;
|
|
4377 if (vim_strchr((char_u *)"/?&", *cmd) == NULL)
|
|
4378 {
|
|
4379 EMSG(_(e_backslash));
|
|
4380 return;
|
|
4381 }
|
|
4382 if (*cmd == '&')
|
|
4383 which_pat = RE_SUBST; /* use previous substitute pattern */
|
|
4384 else
|
|
4385 which_pat = RE_SEARCH; /* use previous search pattern */
|
|
4386 ++cmd;
|
|
4387 pat = (char_u *)"";
|
|
4388 }
|
|
4389 else if (*cmd == NUL)
|
|
4390 {
|
|
4391 EMSG(_("E148: Regular expression missing from global"));
|
|
4392 return;
|
|
4393 }
|
|
4394 else
|
|
4395 {
|
|
4396 delim = *cmd; /* get the delimiter */
|
|
4397 if (delim)
|
|
4398 ++cmd; /* skip delimiter if there is one */
|
|
4399 pat = cmd; /* remember start of pattern */
|
|
4400 cmd = skip_regexp(cmd, delim, p_magic, &eap->arg);
|
|
4401 if (cmd[0] == delim) /* end delimiter found */
|
|
4402 *cmd++ = NUL; /* replace it with a NUL */
|
|
4403 }
|
|
4404
|
|
4405 #ifdef FEAT_FKMAP /* when in Farsi mode, reverse the character flow */
|
|
4406 if (p_altkeymap && curwin->w_p_rl)
|
|
4407 lrFswap(pat,0);
|
|
4408 #endif
|
|
4409
|
|
4410 if (search_regcomp(pat, RE_BOTH, which_pat, SEARCH_HIS, ®match) == FAIL)
|
|
4411 {
|
|
4412 EMSG(_(e_invcmd));
|
|
4413 return;
|
|
4414 }
|
|
4415
|
|
4416 /*
|
|
4417 * pass 1: set marks for each (not) matching line
|
|
4418 */
|
|
4419 ndone = 0;
|
|
4420 for (lnum = eap->line1; lnum <= eap->line2 && !got_int; ++lnum)
|
|
4421 {
|
|
4422 /* a match on this line? */
|
|
4423 match = vim_regexec_multi(®match, curwin, curbuf, lnum, (colnr_T)0);
|
|
4424 if ((type == 'g' && match) || (type == 'v' && !match))
|
|
4425 {
|
|
4426 ml_setmarked(lnum);
|
|
4427 ndone++;
|
|
4428 }
|
|
4429 line_breakcheck();
|
|
4430 }
|
|
4431
|
|
4432 /*
|
|
4433 * pass 2: execute the command for each line that has been marked
|
|
4434 */
|
|
4435 if (got_int)
|
|
4436 MSG(_(e_interr));
|
|
4437 else if (ndone == 0)
|
|
4438 {
|
|
4439 if (type == 'v')
|
|
4440 msg_str((char_u *)_("Pattern found in every line: %s"), pat);
|
|
4441 else
|
|
4442 msg_str((char_u *)_(e_patnotf2), pat);
|
|
4443 }
|
|
4444 else
|
|
4445 global_exe(cmd);
|
|
4446
|
|
4447 ml_clearmarked(); /* clear rest of the marks */
|
|
4448 vim_free(regmatch.regprog);
|
|
4449 }
|
|
4450
|
|
4451 /*
|
|
4452 * Execute "cmd" on lines marked with ml_setmarked().
|
|
4453 */
|
|
4454 void
|
|
4455 global_exe(cmd)
|
|
4456 char_u *cmd;
|
|
4457 {
|
|
4458 linenr_T old_lcount; /* b_ml.ml_line_count before the command */
|
|
4459 linenr_T lnum; /* line number according to old situation */
|
|
4460
|
|
4461 /*
|
|
4462 * Set current position only once for a global command.
|
|
4463 * If global_busy is set, setpcmark() will not do anything.
|
|
4464 * If there is an error, global_busy will be incremented.
|
|
4465 */
|
|
4466 setpcmark();
|
|
4467
|
|
4468 /* When the command writes a message, don't overwrite the command. */
|
|
4469 msg_didout = TRUE;
|
|
4470
|
|
4471 global_need_beginline = FALSE;
|
|
4472 global_busy = 1;
|
|
4473 old_lcount = curbuf->b_ml.ml_line_count;
|
|
4474 while (!got_int && (lnum = ml_firstmarked()) != 0 && global_busy == 1)
|
|
4475 {
|
|
4476 curwin->w_cursor.lnum = lnum;
|
|
4477 curwin->w_cursor.col = 0;
|
|
4478 if (*cmd == NUL || *cmd == '\n')
|
|
4479 do_cmdline((char_u *)"p", NULL, NULL, DOCMD_NOWAIT);
|
|
4480 else
|
|
4481 do_cmdline(cmd, NULL, NULL, DOCMD_NOWAIT);
|
|
4482 ui_breakcheck();
|
|
4483 }
|
|
4484
|
|
4485 global_busy = 0;
|
|
4486 if (global_need_beginline)
|
|
4487 beginline(BL_WHITE | BL_FIX);
|
|
4488 else
|
|
4489 check_cursor(); /* cursor may be beyond the end of the line */
|
|
4490
|
|
4491 /* If it looks like no message was written, allow overwriting the
|
|
4492 * command with the report for number of changes. */
|
|
4493 if (msg_col == 0 && msg_scrolled == 0)
|
|
4494 msg_didout = FALSE;
|
|
4495
|
|
4496 /* If subsitutes done, report number of substitues, otherwise report
|
|
4497 * number of extra or deleted lines. */
|
|
4498 if (!do_sub_msg())
|
|
4499 msgmore(curbuf->b_ml.ml_line_count - old_lcount);
|
|
4500 }
|
|
4501
|
|
4502 #ifdef FEAT_VIMINFO
|
|
4503 int
|
|
4504 read_viminfo_sub_string(virp, force)
|
|
4505 vir_T *virp;
|
|
4506 int force;
|
|
4507 {
|
|
4508 if (old_sub != NULL && force)
|
|
4509 vim_free(old_sub);
|
|
4510 if (force || old_sub == NULL)
|
|
4511 old_sub = viminfo_readstring(virp, 1, TRUE);
|
|
4512 return viminfo_readline(virp);
|
|
4513 }
|
|
4514
|
|
4515 void
|
|
4516 write_viminfo_sub_string(fp)
|
|
4517 FILE *fp;
|
|
4518 {
|
|
4519 if (get_viminfo_parameter('/') != 0 && old_sub != NULL)
|
|
4520 {
|
|
4521 fprintf(fp, _("\n# Last Substitute String:\n$"));
|
|
4522 viminfo_writestring(fp, old_sub);
|
|
4523 }
|
|
4524 }
|
|
4525 #endif /* FEAT_VIMINFO */
|
|
4526
|
|
4527 #if (defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)) || defined(PROTO)
|
|
4528 /*
|
|
4529 * Set up for a tagpreview.
|
|
4530 */
|
|
4531 void
|
|
4532 prepare_tagpreview()
|
|
4533 {
|
|
4534 win_T *wp;
|
|
4535
|
|
4536 # ifdef FEAT_GUI
|
|
4537 need_mouse_correct = TRUE;
|
|
4538 # endif
|
|
4539
|
|
4540 /*
|
|
4541 * If there is already a preview window open, use that one.
|
|
4542 */
|
|
4543 if (!curwin->w_p_pvw)
|
|
4544 {
|
|
4545 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
4546 if (wp->w_p_pvw)
|
|
4547 break;
|
|
4548 if (wp != NULL)
|
|
4549 win_enter(wp, TRUE);
|
|
4550 else
|
|
4551 {
|
|
4552 /*
|
|
4553 * There is no preview window open yet. Create one.
|
|
4554 */
|
|
4555 if (win_split(g_do_tagpreview > 0 ? g_do_tagpreview : 0, 0)
|
|
4556 == FAIL)
|
|
4557 return;
|
|
4558 curwin->w_p_pvw = TRUE;
|
|
4559 curwin->w_p_wfh = TRUE;
|
|
4560 # ifdef FEAT_SCROLLBIND
|
|
4561 curwin->w_p_scb = FALSE; /* don't take over 'scrollbind' */
|
|
4562 # endif
|
|
4563 # ifdef FEAT_DIFF
|
|
4564 curwin->w_p_diff = FALSE; /* no 'diff' */
|
|
4565 # endif
|
|
4566 # ifdef FEAT_FOLDING
|
|
4567 curwin->w_p_fdc = 0; /* no 'foldcolumn' */
|
|
4568 # endif
|
|
4569 }
|
|
4570 }
|
|
4571 }
|
|
4572
|
|
4573 #endif
|
|
4574
|
|
4575
|
|
4576 /*
|
|
4577 * ":help": open a read-only window on a help file
|
|
4578 */
|
|
4579 void
|
|
4580 ex_help(eap)
|
|
4581 exarg_T *eap;
|
|
4582 {
|
|
4583 char_u *arg;
|
|
4584 char_u *tag;
|
|
4585 FILE *helpfd; /* file descriptor of help file */
|
|
4586 int n;
|
|
4587 int i;
|
|
4588 #ifdef FEAT_WINDOWS
|
|
4589 win_T *wp;
|
|
4590 #endif
|
|
4591 int num_matches;
|
|
4592 char_u **matches;
|
|
4593 char_u *p;
|
|
4594 int empty_fnum = 0;
|
|
4595 int alt_fnum = 0;
|
|
4596 buf_T *buf;
|
|
4597 #ifdef FEAT_MULTI_LANG
|
|
4598 int len;
|
9
|
4599 char_u *lang;
|
7
|
4600 #endif
|
|
4601
|
|
4602 if (eap != NULL)
|
|
4603 {
|
|
4604 /*
|
|
4605 * A ":help" command ends at the first LF, or at a '|' that is
|
|
4606 * followed by some text. Set nextcmd to the following command.
|
|
4607 */
|
|
4608 for (arg = eap->arg; *arg; ++arg)
|
|
4609 {
|
|
4610 if (*arg == '\n' || *arg == '\r'
|
|
4611 || (*arg == '|' && arg[1] != NUL && arg[1] != '|'))
|
|
4612 {
|
|
4613 *arg++ = NUL;
|
|
4614 eap->nextcmd = arg;
|
|
4615 break;
|
|
4616 }
|
|
4617 }
|
|
4618 arg = eap->arg;
|
|
4619
|
|
4620 if (eap->forceit && *arg == NUL)
|
|
4621 {
|
|
4622 EMSG(_("E478: Don't panic!"));
|
|
4623 return;
|
|
4624 }
|
|
4625
|
|
4626 if (eap->skip) /* not executing commands */
|
|
4627 return;
|
|
4628 }
|
|
4629 else
|
|
4630 arg = (char_u *)"";
|
|
4631
|
|
4632 /* remove trailing blanks */
|
|
4633 p = arg + STRLEN(arg) - 1;
|
|
4634 while (p > arg && vim_iswhite(*p) && p[-1] != '\\')
|
|
4635 *p-- = NUL;
|
|
4636
|
|
4637 #ifdef FEAT_MULTI_LANG
|
|
4638 /* Check for a specified language */
|
9
|
4639 lang = check_help_lang(arg);
|
7
|
4640 #endif
|
|
4641
|
|
4642 /* When no argument given go to the index. */
|
|
4643 if (*arg == NUL)
|
|
4644 arg = (char_u *)"help.txt";
|
|
4645
|
|
4646 /*
|
|
4647 * Check if there is a match for the argument.
|
|
4648 */
|
|
4649 n = find_help_tags(arg, &num_matches, &matches,
|
|
4650 eap != NULL && eap->forceit);
|
|
4651
|
|
4652 i = 0;
|
|
4653 #ifdef FEAT_MULTI_LANG
|
|
4654 if (n != FAIL && lang != NULL)
|
|
4655 /* Find first item with the requested language. */
|
|
4656 for (i = 0; i < num_matches; ++i)
|
|
4657 {
|
|
4658 len = STRLEN(matches[i]);
|
|
4659 if (len > 3 && matches[i][len - 3] == '@'
|
|
4660 && STRICMP(matches[i] + len - 2, lang) == 0)
|
|
4661 break;
|
|
4662 }
|
|
4663 #endif
|
|
4664 if (i >= num_matches || n == FAIL)
|
|
4665 {
|
|
4666 #ifdef FEAT_MULTI_LANG
|
|
4667 if (lang != NULL)
|
|
4668 EMSG3(_("E661: Sorry, no '%s' help for %s"), lang, arg);
|
|
4669 else
|
|
4670 #endif
|
|
4671 EMSG2(_("E149: Sorry, no help for %s"), arg);
|
|
4672 if (n != FAIL)
|
|
4673 FreeWild(num_matches, matches);
|
|
4674 return;
|
|
4675 }
|
|
4676
|
|
4677 /* The first match (in the requested language) is the best match. */
|
|
4678 tag = vim_strsave(matches[i]);
|
|
4679 FreeWild(num_matches, matches);
|
|
4680
|
|
4681 #ifdef FEAT_GUI
|
|
4682 need_mouse_correct = TRUE;
|
|
4683 #endif
|
|
4684
|
|
4685 /*
|
|
4686 * Re-use an existing help window or open a new one.
|
|
4687 */
|
|
4688 if (!curwin->w_buffer->b_help)
|
|
4689 {
|
|
4690 #ifdef FEAT_WINDOWS
|
|
4691 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
4692 if (wp->w_buffer != NULL && wp->w_buffer->b_help)
|
|
4693 break;
|
|
4694 if (wp != NULL && wp->w_buffer->b_nwindows > 0)
|
|
4695 win_enter(wp, TRUE);
|
|
4696 else
|
|
4697 #endif
|
|
4698 {
|
|
4699 /*
|
|
4700 * There is no help window yet.
|
|
4701 * Try to open the file specified by the "helpfile" option.
|
|
4702 */
|
|
4703 if ((helpfd = mch_fopen((char *)p_hf, READBIN)) == NULL)
|
|
4704 {
|
|
4705 msg_str((char_u *)_("Sorry, help file \"%s\" not found"),
|
|
4706 p_hf);
|
|
4707 goto erret;
|
|
4708 }
|
|
4709 fclose(helpfd);
|
|
4710
|
|
4711 #ifdef FEAT_WINDOWS
|
|
4712 /* Split off help window; put it at far top if no position
|
|
4713 * specified, the current window is vertically split and narrow. */
|
|
4714 n = WSP_HELP;
|
|
4715 # ifdef FEAT_VERTSPLIT
|
|
4716 if (cmdmod.split == 0 && curwin->w_width != Columns
|
|
4717 && curwin->w_width < 80)
|
|
4718 n |= WSP_TOP;
|
|
4719 # endif
|
|
4720 if (win_split(0, n) == FAIL)
|
|
4721 #else
|
|
4722 /* use current window */
|
|
4723 if (!can_abandon(curbuf, FALSE))
|
|
4724 #endif
|
|
4725 goto erret;
|
|
4726
|
|
4727 #ifdef FEAT_WINDOWS
|
|
4728 if (curwin->w_height < p_hh)
|
|
4729 win_setheight((int)p_hh);
|
|
4730 #endif
|
|
4731
|
|
4732 /*
|
|
4733 * Open help file (do_ecmd() will set b_help flag, readfile() will
|
|
4734 * set b_p_ro flag).
|
|
4735 * Set the alternate file to the previously edited file.
|
|
4736 */
|
|
4737 alt_fnum = curbuf->b_fnum;
|
|
4738 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_LASTL,
|
|
4739 ECMD_HIDE + ECMD_SET_HELP);
|
22
|
4740 if (!cmdmod.keepalt)
|
|
4741 curwin->w_alt_fnum = alt_fnum;
|
7
|
4742 empty_fnum = curbuf->b_fnum;
|
|
4743 }
|
|
4744 }
|
|
4745
|
|
4746 if (!p_im)
|
|
4747 restart_edit = 0; /* don't want insert mode in help file */
|
|
4748
|
|
4749 if (tag != NULL)
|
|
4750 do_tag(tag, DT_HELP, 1, FALSE, TRUE);
|
|
4751
|
|
4752 /* Delete the empty buffer if we're not using it. */
|
|
4753 if (empty_fnum != 0 && curbuf->b_fnum != empty_fnum)
|
|
4754 {
|
|
4755 buf = buflist_findnr(empty_fnum);
|
|
4756 if (buf != NULL)
|
|
4757 wipe_buffer(buf, TRUE);
|
|
4758 }
|
|
4759
|
|
4760 /* keep the previous alternate file */
|
22
|
4761 if (alt_fnum != 0 && curwin->w_alt_fnum == empty_fnum && !cmdmod.keepalt)
|
7
|
4762 curwin->w_alt_fnum = alt_fnum;
|
|
4763
|
|
4764 erret:
|
|
4765 vim_free(tag);
|
|
4766 }
|
|
4767
|
|
4768
|
9
|
4769 #if defined(FEAT_MULTI_LANG) || defined(PROTO)
|
|
4770 /*
|
|
4771 * In an argument search for a language specifiers in the form "@xx".
|
|
4772 * Changes the "@" to NUL if found, and returns a pointer to "xx".
|
|
4773 * Returns NULL if not found.
|
|
4774 */
|
|
4775 char_u *
|
|
4776 check_help_lang(arg)
|
|
4777 char_u *arg;
|
|
4778 {
|
|
4779 int len = STRLEN(arg);
|
|
4780
|
|
4781 if (len >= 3 && arg[len - 3] == '@' && ASCII_ISALPHA(arg[len - 2])
|
|
4782 && ASCII_ISALPHA(arg[len - 1]))
|
|
4783 {
|
|
4784 arg[len - 3] = NUL; /* remove the '@' */
|
|
4785 return arg + len - 2;
|
|
4786 }
|
|
4787 return NULL;
|
|
4788 }
|
|
4789 #endif
|
|
4790
|
7
|
4791 /*
|
|
4792 * Return a heuristic indicating how well the given string matches. The
|
|
4793 * smaller the number, the better the match. This is the order of priorities,
|
|
4794 * from best match to worst match:
|
|
4795 * - Match with least alpha-numeric characters is better.
|
|
4796 * - Match with least total characters is better.
|
|
4797 * - Match towards the start is better.
|
|
4798 * - Match starting with "+" is worse (feature instead of command)
|
|
4799 * Assumption is made that the matched_string passed has already been found to
|
|
4800 * match some string for which help is requested. webb.
|
|
4801 */
|
|
4802 int
|
|
4803 help_heuristic(matched_string, offset, wrong_case)
|
|
4804 char_u *matched_string;
|
|
4805 int offset; /* offset for match */
|
|
4806 int wrong_case; /* no matching case */
|
|
4807 {
|
|
4808 int num_letters;
|
|
4809 char_u *p;
|
|
4810
|
|
4811 num_letters = 0;
|
|
4812 for (p = matched_string; *p; p++)
|
|
4813 if (ASCII_ISALNUM(*p))
|
|
4814 num_letters++;
|
|
4815
|
|
4816 /*
|
|
4817 * Multiply the number of letters by 100 to give it a much bigger
|
|
4818 * weighting than the number of characters.
|
|
4819 * If there only is a match while ignoring case, add 5000.
|
|
4820 * If the match starts in the middle of a word, add 10000 to put it
|
|
4821 * somewhere in the last half.
|
|
4822 * If the match is more than 2 chars from the start, multiply by 200 to
|
|
4823 * put it after matches at the start.
|
|
4824 */
|
|
4825 if (ASCII_ISALNUM(matched_string[offset]) && offset > 0
|
|
4826 && ASCII_ISALNUM(matched_string[offset - 1]))
|
|
4827 offset += 10000;
|
|
4828 else if (offset > 2)
|
|
4829 offset *= 200;
|
|
4830 if (wrong_case)
|
|
4831 offset += 5000;
|
|
4832 /* Features are less interesting than the subjects themselves, but "+"
|
|
4833 * alone is not a feature. */
|
|
4834 if (matched_string[0] == '+' && matched_string[1] != NUL)
|
|
4835 offset += 100;
|
|
4836 return (int)(100 * num_letters + STRLEN(matched_string) + offset);
|
|
4837 }
|
|
4838
|
|
4839 /*
|
|
4840 * Compare functions for qsort() below, that checks the help heuristics number
|
|
4841 * that has been put after the tagname by find_tags().
|
|
4842 */
|
|
4843 static int
|
|
4844 #ifdef __BORLANDC__
|
|
4845 _RTLENTRYF
|
|
4846 #endif
|
|
4847 help_compare(s1, s2)
|
|
4848 const void *s1;
|
|
4849 const void *s2;
|
|
4850 {
|
|
4851 char *p1;
|
|
4852 char *p2;
|
|
4853
|
|
4854 p1 = *(char **)s1 + strlen(*(char **)s1) + 1;
|
|
4855 p2 = *(char **)s2 + strlen(*(char **)s2) + 1;
|
|
4856 return strcmp(p1, p2);
|
|
4857 }
|
|
4858
|
|
4859 /*
|
|
4860 * Find all help tags matching "arg", sort them and return in matches[], with
|
|
4861 * the number of matches in num_matches.
|
|
4862 * The matches will be sorted with a "best" match algorithm.
|
|
4863 * When "keep_lang" is TRUE try keeping the language of the current buffer.
|
|
4864 */
|
|
4865 int
|
|
4866 find_help_tags(arg, num_matches, matches, keep_lang)
|
|
4867 char_u *arg;
|
|
4868 int *num_matches;
|
|
4869 char_u ***matches;
|
|
4870 int keep_lang;
|
|
4871 {
|
|
4872 char_u *s, *d;
|
|
4873 int i;
|
|
4874 static char *(mtable[]) = {"*", "g*", "[*", "]*", ":*",
|
|
4875 "/*", "/\\*", "\"*", "/\\(\\)",
|
|
4876 "?", ":?", "?<CR>", "g?", "g?g?", "g??",
|
|
4877 "/\\?", "/\\z(\\)",
|
|
4878 "[count]", "[quotex]", "[range]",
|
|
4879 "[pattern]", "\\|", "\\%$"};
|
|
4880 static char *(rtable[]) = {"star", "gstar", "[star", "]star", ":star",
|
|
4881 "/star", "/\\\\star", "quotestar", "/\\\\(\\\\)",
|
|
4882 "?", ":?", "?<CR>", "g?", "g?g?", "g??",
|
|
4883 "/\\\\?", "/\\\\z(\\\\)",
|
|
4884 "\\[count]", "\\[quotex]", "\\[range]",
|
|
4885 "\\[pattern]", "\\\\bar", "/\\\\%\\$"};
|
|
4886 int flags;
|
|
4887
|
|
4888 d = IObuff; /* assume IObuff is long enough! */
|
|
4889
|
|
4890 /*
|
|
4891 * Recognize a few exceptions to the rule. Some strings that contain '*'
|
|
4892 * with "star". Otherwise '*' is recognized as a wildcard.
|
|
4893 */
|
|
4894 for (i = sizeof(mtable) / sizeof(char *); --i >= 0; )
|
|
4895 if (STRCMP(arg, mtable[i]) == 0)
|
|
4896 {
|
|
4897 STRCPY(d, rtable[i]);
|
|
4898 break;
|
|
4899 }
|
|
4900
|
|
4901 if (i < 0) /* no match in table */
|
|
4902 {
|
|
4903 /* Replace "\S" with "/\\S", etc. Otherwise every tag is matched.
|
|
4904 * Also replace "\%^" and "\%(", they match every tag too.
|
|
4905 * Also "\zs", "\z1", etc.
|
|
4906 * Also "\@<", "\@=", "\@<=", etc.
|
|
4907 * And also "\_$" and "\_^". */
|
|
4908 if (arg[0] == '\\'
|
|
4909 && ((arg[1] != NUL && arg[2] == NUL)
|
|
4910 || (vim_strchr((char_u *)"%_z@", arg[1]) != NULL
|
|
4911 && arg[2] != NUL)))
|
|
4912 {
|
|
4913 STRCPY(d, "/\\\\");
|
|
4914 STRCPY(d + 3, arg + 1);
|
|
4915 /* Check for "/\\_$", should be "/\\_\$" */
|
|
4916 if (d[3] == '_' && d[4] == '$')
|
|
4917 STRCPY(d + 4, "\\$");
|
|
4918 }
|
|
4919 else
|
|
4920 {
|
|
4921 /* replace "[:...:]" with "\[:...:]"; "[+...]" with "\[++...]" */
|
|
4922 if (arg[0] == '[' && (arg[1] == ':'
|
|
4923 || (arg[1] == '+' && arg[2] == '+')))
|
|
4924 *d++ = '\\';
|
|
4925
|
|
4926 for (s = arg; *s; ++s)
|
|
4927 {
|
|
4928 /*
|
|
4929 * Replace "|" with "bar" and '"' with "quote" to match the name of
|
|
4930 * the tags for these commands.
|
|
4931 * Replace "*" with ".*" and "?" with "." to match command line
|
|
4932 * completion.
|
|
4933 * Insert a backslash before '~', '$' and '.' to avoid their
|
|
4934 * special meaning.
|
|
4935 */
|
|
4936 if (d - IObuff > IOSIZE - 10) /* getting too long!? */
|
|
4937 break;
|
|
4938 switch (*s)
|
|
4939 {
|
|
4940 case '|': STRCPY(d, "bar");
|
|
4941 d += 3;
|
|
4942 continue;
|
|
4943 case '"': STRCPY(d, "quote");
|
|
4944 d += 5;
|
|
4945 continue;
|
|
4946 case '*': *d++ = '.';
|
|
4947 break;
|
|
4948 case '?': *d++ = '.';
|
|
4949 continue;
|
|
4950 case '$':
|
|
4951 case '.':
|
|
4952 case '~': *d++ = '\\';
|
|
4953 break;
|
|
4954 }
|
|
4955
|
|
4956 /*
|
|
4957 * Replace "^x" by "CTRL-X". Don't do this for "^_" to make
|
|
4958 * ":help i_^_CTRL-D" work.
|
|
4959 * Insert '-' before and after "CTRL-X" when applicable.
|
|
4960 */
|
|
4961 if (*s < ' ' || (*s == '^' && s[1] && (ASCII_ISALPHA(s[1])
|
|
4962 || vim_strchr((char_u *)"?@[\\]^", s[1]) != NULL)))
|
|
4963 {
|
|
4964 if (d > IObuff && d[-1] != '_')
|
|
4965 *d++ = '_'; /* prepend a '_' */
|
|
4966 STRCPY(d, "CTRL-");
|
|
4967 d += 5;
|
|
4968 if (*s < ' ')
|
|
4969 {
|
|
4970 #ifdef EBCDIC
|
|
4971 *d++ = CtrlChar(*s);
|
|
4972 #else
|
|
4973 *d++ = *s + '@';
|
|
4974 #endif
|
|
4975 if (d[-1] == '\\')
|
|
4976 *d++ = '\\'; /* double a backslash */
|
|
4977 }
|
|
4978 else
|
|
4979 *d++ = *++s;
|
|
4980 if (s[1] != NUL && s[1] != '_')
|
|
4981 *d++ = '_'; /* append a '_' */
|
|
4982 continue;
|
|
4983 }
|
|
4984 else if (*s == '^') /* "^" or "CTRL-^" or "^_" */
|
|
4985 *d++ = '\\';
|
|
4986
|
|
4987 /*
|
|
4988 * Insert a backslash before a backslash after a slash, for search
|
|
4989 * pattern tags: "/\|" --> "/\\|".
|
|
4990 */
|
|
4991 else if (s[0] == '\\' && s[1] != '\\'
|
|
4992 && *arg == '/' && s == arg + 1)
|
|
4993 *d++ = '\\';
|
|
4994
|
|
4995 /* "CTRL-\_" -> "CTRL-\\_" to avoid the special meaning of "\_" in
|
|
4996 * "CTRL-\_CTRL-N" */
|
|
4997 if (STRNICMP(s, "CTRL-\\_", 7) == 0)
|
|
4998 {
|
|
4999 STRCPY(d, "CTRL-\\\\");
|
|
5000 d += 7;
|
|
5001 s += 6;
|
|
5002 }
|
|
5003
|
|
5004 *d++ = *s;
|
|
5005
|
|
5006 /*
|
|
5007 * If tag starts with ', toss everything after a second '. Fixes
|
|
5008 * CTRL-] on 'option'. (would include the trailing '.').
|
|
5009 */
|
|
5010 if (*s == '\'' && s > arg && *arg == '\'')
|
|
5011 break;
|
|
5012 }
|
|
5013 *d = NUL;
|
|
5014 }
|
|
5015 }
|
|
5016
|
|
5017 *matches = (char_u **)"";
|
|
5018 *num_matches = 0;
|
|
5019 flags = TAG_HELP | TAG_REGEXP | TAG_NAMES | TAG_VERBOSE;
|
|
5020 if (keep_lang)
|
|
5021 flags |= TAG_KEEP_LANG;
|
|
5022 if (find_tags(IObuff, num_matches, matches, flags, (int)MAXCOL, NULL) == OK
|
|
5023 && *num_matches > 0)
|
|
5024 /* Sort the matches found on the heuristic number that is after the
|
|
5025 * tag name. */
|
|
5026 qsort((void *)*matches, (size_t)*num_matches,
|
|
5027 sizeof(char_u *), help_compare);
|
|
5028 return OK;
|
|
5029 }
|
|
5030
|
|
5031 /*
|
|
5032 * After reading a help file: May cleanup a help buffer when syntax
|
|
5033 * highlighting is not used.
|
|
5034 */
|
|
5035 void
|
|
5036 fix_help_buffer()
|
|
5037 {
|
|
5038 linenr_T lnum;
|
|
5039 char_u *line;
|
|
5040 int in_example = FALSE;
|
|
5041 int len;
|
|
5042 char_u *p;
|
|
5043 char_u *rt;
|
|
5044 int mustfree;
|
|
5045
|
|
5046 /* set filetype to "help". */
|
|
5047 set_option_value((char_u *)"ft", 0L, (char_u *)"help", OPT_LOCAL);
|
|
5048
|
|
5049 #ifdef FEAT_SYN_HL
|
|
5050 if (!syntax_present(curbuf))
|
|
5051 #endif
|
|
5052 {
|
|
5053 for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count; ++lnum)
|
|
5054 {
|
|
5055 line = ml_get_buf(curbuf, lnum, FALSE);
|
|
5056 len = (int)STRLEN(line);
|
|
5057 if (in_example && len > 0 && !vim_iswhite(line[0]))
|
|
5058 {
|
|
5059 /* End of example: non-white or '<' in first column. */
|
|
5060 if (line[0] == '<')
|
|
5061 {
|
|
5062 /* blank-out a '<' in the first column */
|
|
5063 line = ml_get_buf(curbuf, lnum, TRUE);
|
|
5064 line[0] = ' ';
|
|
5065 }
|
|
5066 in_example = FALSE;
|
|
5067 }
|
|
5068 if (!in_example && len > 0)
|
|
5069 {
|
|
5070 if (line[len - 1] == '>' && (len == 1 || line[len - 2] == ' '))
|
|
5071 {
|
|
5072 /* blank-out a '>' in the last column (start of example) */
|
|
5073 line = ml_get_buf(curbuf, lnum, TRUE);
|
|
5074 line[len - 1] = ' ';
|
|
5075 in_example = TRUE;
|
|
5076 }
|
|
5077 else if (line[len - 1] == '~')
|
|
5078 {
|
|
5079 /* blank-out a '~' at the end of line (header marker) */
|
|
5080 line = ml_get_buf(curbuf, lnum, TRUE);
|
|
5081 line[len - 1] = ' ';
|
|
5082 }
|
|
5083 }
|
|
5084 }
|
|
5085 }
|
|
5086
|
|
5087 /*
|
|
5088 * In the "help.txt" file, add the locally added help files.
|
|
5089 * This uses the very first line in the help file.
|
|
5090 */
|
|
5091 if (fnamecmp(gettail(curbuf->b_fname), "help.txt") == 0)
|
|
5092 {
|
|
5093 for (lnum = 1; lnum < curbuf->b_ml.ml_line_count; ++lnum)
|
|
5094 {
|
|
5095 line = ml_get_buf(curbuf, lnum, FALSE);
|
|
5096 if (strstr((char *)line, "*local-additions*") != NULL)
|
|
5097 {
|
|
5098 /* Go through all directories in 'runtimepath', skipping
|
|
5099 * $VIMRUNTIME. */
|
|
5100 p = p_rtp;
|
|
5101 while (*p != NUL)
|
|
5102 {
|
|
5103 copy_option_part(&p, NameBuff, MAXPATHL, ",");
|
|
5104 mustfree = FALSE;
|
|
5105 rt = vim_getenv((char_u *)"VIMRUNTIME", &mustfree);
|
|
5106 if (fullpathcmp(rt, NameBuff, FALSE) != FPC_SAME)
|
|
5107 {
|
|
5108 int fcount;
|
|
5109 char_u **fnames;
|
|
5110 FILE *fd;
|
|
5111 char_u *s;
|
|
5112 int fi;
|
|
5113 #ifdef FEAT_MBYTE
|
|
5114 vimconv_T vc;
|
|
5115 char_u *cp;
|
|
5116 #endif
|
|
5117
|
|
5118 /* Find all "doc/ *.txt" files in this directory. */
|
|
5119 add_pathsep(NameBuff);
|
|
5120 STRCAT(NameBuff, "doc/*.txt");
|
|
5121 if (gen_expand_wildcards(1, &NameBuff, &fcount,
|
|
5122 &fnames, EW_FILE|EW_SILENT) == OK
|
|
5123 && fcount > 0)
|
|
5124 {
|
|
5125 for (fi = 0; fi < fcount; ++fi)
|
|
5126 {
|
|
5127 fd = fopen((char *)fnames[fi], "r");
|
|
5128 if (fd != NULL)
|
|
5129 {
|
|
5130 vim_fgets(IObuff, IOSIZE, fd);
|
|
5131 if (IObuff[0] == '*'
|
|
5132 && (s = vim_strchr(IObuff + 1, '*'))
|
|
5133 != NULL)
|
|
5134 {
|
|
5135 #ifdef FEAT_MBYTE
|
|
5136 int this_utf = MAYBE;
|
|
5137 #endif
|
|
5138 /* Change tag definition to a
|
|
5139 * reference and remove <CR>/<NL>. */
|
|
5140 IObuff[0] = '|';
|
|
5141 *s = '|';
|
|
5142 while (*s != NUL)
|
|
5143 {
|
|
5144 if (*s == '\r' || *s == '\n')
|
|
5145 *s = NUL;
|
|
5146 #ifdef FEAT_MBYTE
|
|
5147 /* The text is utf-8 when a byte
|
|
5148 * above 127 is found and no
|
|
5149 * illegal byte sequence is found.
|
|
5150 */
|
|
5151 if (*s >= 0x80 && this_utf != FALSE)
|
|
5152 {
|
|
5153 int l;
|
|
5154
|
|
5155 this_utf = TRUE;
|
|
5156 l = utf_ptr2len_check(s);
|
|
5157 if (l == 1)
|
|
5158 this_utf = FALSE;
|
|
5159 s += l - 1;
|
|
5160 }
|
|
5161 #endif
|
|
5162 ++s;
|
|
5163 }
|
|
5164 #ifdef FEAT_MBYTE
|
|
5165 /* The help file is latin1 or utf-8;
|
|
5166 * conversion to the current
|
|
5167 * 'encoding' may be required. */
|
|
5168 vc.vc_type = CONV_NONE;
|
|
5169 convert_setup(&vc, (char_u *)(
|
|
5170 this_utf == TRUE ? "utf-8"
|
|
5171 : "latin1"), p_enc);
|
|
5172 if (vc.vc_type == CONV_NONE)
|
|
5173 /* No conversion needed. */
|
|
5174 cp = IObuff;
|
|
5175 else
|
|
5176 {
|
|
5177 /* Do the conversion. If it fails
|
|
5178 * use the unconverted text. */
|
|
5179 cp = string_convert(&vc, IObuff,
|
|
5180 NULL);
|
|
5181 if (cp == NULL)
|
|
5182 cp = IObuff;
|
|
5183 }
|
|
5184 convert_setup(&vc, NULL, NULL);
|
|
5185
|
|
5186 ml_append(lnum, cp, (colnr_T)0, FALSE);
|
|
5187 if (cp != IObuff)
|
|
5188 vim_free(cp);
|
|
5189 #else
|
|
5190 ml_append(lnum, IObuff, (colnr_T)0,
|
|
5191 FALSE);
|
|
5192 #endif
|
|
5193 ++lnum;
|
|
5194 }
|
|
5195 fclose(fd);
|
|
5196 }
|
|
5197 }
|
|
5198 FreeWild(fcount, fnames);
|
|
5199 }
|
|
5200 }
|
|
5201 if (mustfree)
|
|
5202 vim_free(rt);
|
|
5203 }
|
|
5204 break;
|
|
5205 }
|
|
5206 }
|
|
5207 }
|
|
5208 }
|
|
5209
|
|
5210 #if defined(FEAT_EX_EXTRA) || defined(PROTO)
|
|
5211 static void helptags_one __ARGS((char_u *dir, char_u *ext, char_u *lang));
|
|
5212
|
|
5213 /*
|
|
5214 * ":helptags"
|
|
5215 */
|
|
5216 void
|
|
5217 ex_helptags(eap)
|
|
5218 exarg_T *eap;
|
|
5219 {
|
|
5220 garray_T ga;
|
|
5221 int i, j;
|
|
5222 int len;
|
9
|
5223 #ifdef FEAT_MULTI_LANG
|
7
|
5224 char_u lang[2];
|
9
|
5225 #endif
|
7
|
5226 char_u ext[5];
|
|
5227 char_u fname[8];
|
|
5228 int filecount;
|
|
5229 char_u **files;
|
|
5230
|
|
5231 if (!mch_isdir(eap->arg))
|
|
5232 {
|
|
5233 EMSG2(_("E150: Not a directory: %s"), eap->arg);
|
|
5234 return;
|
|
5235 }
|
|
5236
|
|
5237 #ifdef FEAT_MULTI_LANG
|
|
5238 /* Get a list of all files in the directory. */
|
|
5239 STRCPY(NameBuff, eap->arg);
|
|
5240 add_pathsep(NameBuff);
|
|
5241 STRCAT(NameBuff, "*");
|
|
5242 if (gen_expand_wildcards(1, &NameBuff, &filecount, &files,
|
|
5243 EW_FILE|EW_SILENT) == FAIL
|
|
5244 || filecount == 0)
|
|
5245 {
|
|
5246 EMSG2("E151: No match: %s", NameBuff);
|
|
5247 return;
|
|
5248 }
|
|
5249
|
|
5250 /* Go over all files in the directory to find out what languages are
|
|
5251 * present. */
|
|
5252 ga_init2(&ga, 1, 10);
|
|
5253 for (i = 0; i < filecount; ++i)
|
|
5254 {
|
|
5255 len = STRLEN(files[i]);
|
|
5256 if (len > 4)
|
|
5257 {
|
|
5258 if (STRICMP(files[i] + len - 4, ".txt") == 0)
|
|
5259 {
|
|
5260 /* ".txt" -> language "en" */
|
|
5261 lang[0] = 'e';
|
|
5262 lang[1] = 'n';
|
|
5263 }
|
|
5264 else if (files[i][len - 4] == '.'
|
|
5265 && ASCII_ISALPHA(files[i][len - 3])
|
|
5266 && ASCII_ISALPHA(files[i][len - 2])
|
|
5267 && TOLOWER_ASC(files[i][len - 1]) == 'x')
|
|
5268 {
|
|
5269 /* ".abx" -> language "ab" */
|
|
5270 lang[0] = TOLOWER_ASC(files[i][len - 3]);
|
|
5271 lang[1] = TOLOWER_ASC(files[i][len - 2]);
|
|
5272 }
|
|
5273 else
|
|
5274 continue;
|
|
5275
|
|
5276 /* Did we find this language already? */
|
|
5277 for (j = 0; j < ga.ga_len; j += 2)
|
|
5278 if (STRNCMP(lang, ((char_u *)ga.ga_data) + j, 2) == 0)
|
|
5279 break;
|
|
5280 if (j == ga.ga_len)
|
|
5281 {
|
|
5282 /* New language, add it. */
|
|
5283 if (ga_grow(&ga, 2) == FAIL)
|
|
5284 break;
|
|
5285 ((char_u *)ga.ga_data)[ga.ga_len++] = lang[0];
|
|
5286 ((char_u *)ga.ga_data)[ga.ga_len++] = lang[1];
|
|
5287 ga.ga_room -= 2;
|
|
5288 }
|
|
5289 }
|
|
5290 }
|
|
5291
|
|
5292 /*
|
|
5293 * Loop over the found languages to generate a tags file for each one.
|
|
5294 */
|
|
5295 for (j = 0; j < ga.ga_len; j += 2)
|
|
5296 {
|
|
5297 STRCPY(fname, "tags-xx");
|
|
5298 fname[5] = ((char_u *)ga.ga_data)[j];
|
|
5299 fname[6] = ((char_u *)ga.ga_data)[j + 1];
|
|
5300 if (fname[5] == 'e' && fname[6] == 'n')
|
|
5301 {
|
|
5302 /* English is an exception: use ".txt" and "tags". */
|
|
5303 fname[4] = NUL;
|
|
5304 STRCPY(ext, ".txt");
|
|
5305 }
|
|
5306 else
|
|
5307 {
|
|
5308 /* Language "ab" uses ".abx" and "tags-ab". */
|
|
5309 STRCPY(ext, ".xxx");
|
|
5310 ext[1] = fname[5];
|
|
5311 ext[2] = fname[6];
|
|
5312 }
|
|
5313 helptags_one(eap->arg, ext, fname);
|
|
5314 }
|
|
5315
|
|
5316 ga_clear(&ga);
|
|
5317 FreeWild(filecount, files);
|
|
5318
|
|
5319 #else
|
|
5320 /* No language support, just use "*.txt" and "tags". */
|
|
5321 helptags_one(eap->arg, (char_u *)".txt", (char_u *)"tags");
|
|
5322 #endif
|
|
5323 }
|
|
5324
|
|
5325 static void
|
|
5326 helptags_one(dir, ext, tagfname)
|
|
5327 char_u *dir; /* doc directory */
|
|
5328 char_u *ext; /* suffix, ".txt", ".itx", ".frx", etc. */
|
|
5329 char_u *tagfname; /* "tags" for English, "tags-it" for Italian. */
|
|
5330 {
|
|
5331 FILE *fd_tags;
|
|
5332 FILE *fd;
|
|
5333 garray_T ga;
|
|
5334 int filecount;
|
|
5335 char_u **files;
|
|
5336 char_u *p1, *p2;
|
|
5337 int fi;
|
|
5338 char_u *s;
|
|
5339 int i;
|
|
5340 char_u *fname;
|
|
5341 # ifdef FEAT_MBYTE
|
|
5342 int utf8 = MAYBE;
|
|
5343 int this_utf8;
|
|
5344 int firstline;
|
|
5345 int mix = FALSE; /* detected mixed encodings */
|
|
5346 # endif
|
|
5347
|
|
5348 /*
|
|
5349 * Find all *.txt files.
|
|
5350 */
|
|
5351 STRCPY(NameBuff, dir);
|
|
5352 add_pathsep(NameBuff);
|
|
5353 STRCAT(NameBuff, "*");
|
|
5354 STRCAT(NameBuff, ext);
|
|
5355 if (gen_expand_wildcards(1, &NameBuff, &filecount, &files,
|
|
5356 EW_FILE|EW_SILENT) == FAIL
|
|
5357 || filecount == 0)
|
|
5358 {
|
|
5359 if (!got_int)
|
|
5360 EMSG2("E151: No match: %s", NameBuff);
|
|
5361 return;
|
|
5362 }
|
|
5363
|
|
5364 /*
|
|
5365 * Open the tags file for writing.
|
|
5366 * Do this before scanning through all the files.
|
|
5367 */
|
|
5368 STRCPY(NameBuff, dir);
|
|
5369 add_pathsep(NameBuff);
|
|
5370 STRCAT(NameBuff, tagfname);
|
|
5371 fd_tags = fopen((char *)NameBuff, "w");
|
|
5372 if (fd_tags == NULL)
|
|
5373 {
|
|
5374 EMSG2(_("E152: Cannot open %s for writing"), NameBuff);
|
|
5375 FreeWild(filecount, files);
|
|
5376 return;
|
|
5377 }
|
|
5378
|
|
5379 /*
|
|
5380 * If generating tags for "$VIMRUNTIME/doc" add the "help-tags" tag.
|
|
5381 */
|
|
5382 ga_init2(&ga, (int)sizeof(char_u *), 100);
|
|
5383 if (fullpathcmp((char_u *)"$VIMRUNTIME/doc", dir, FALSE) == FPC_SAME)
|
|
5384 {
|
|
5385 if (ga_grow(&ga, 1) == FAIL)
|
|
5386 got_int = TRUE;
|
|
5387 else
|
|
5388 {
|
|
5389 s = alloc(30);
|
|
5390 if (s == NULL)
|
|
5391 got_int = TRUE;
|
|
5392 else
|
|
5393 {
|
|
5394 sprintf((char *)s, "help-tags\t%s\t1\n", tagfname);
|
|
5395 ((char_u **)ga.ga_data)[ga.ga_len] = s;
|
|
5396 ++ga.ga_len;
|
|
5397 --ga.ga_room;
|
|
5398 }
|
|
5399 }
|
|
5400 }
|
|
5401
|
|
5402 /*
|
|
5403 * Go over all the files and extract the tags.
|
|
5404 */
|
|
5405 for (fi = 0; fi < filecount && !got_int; ++fi)
|
|
5406 {
|
|
5407 fd = fopen((char *)files[fi], "r");
|
|
5408 if (fd == NULL)
|
|
5409 {
|
|
5410 EMSG2(_("E153: Unable to open %s for reading"), files[fi]);
|
|
5411 continue;
|
|
5412 }
|
|
5413 fname = gettail(files[fi]);
|
|
5414
|
|
5415 # ifdef FEAT_MBYTE
|
|
5416 firstline = TRUE;
|
|
5417 # endif
|
|
5418 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int)
|
|
5419 {
|
|
5420 # ifdef FEAT_MBYTE
|
|
5421 if (firstline)
|
|
5422 {
|
|
5423 /* Detect utf-8 file by a non-ASCII char in the first line. */
|
|
5424 this_utf8 = MAYBE;
|
|
5425 for (s = IObuff; *s != NUL; ++s)
|
|
5426 if (*s >= 0x80)
|
|
5427 {
|
|
5428 int l;
|
|
5429
|
|
5430 this_utf8 = TRUE;
|
|
5431 l = utf_ptr2len_check(s);
|
|
5432 if (l == 1)
|
|
5433 {
|
|
5434 /* Illegal UTF-8 byte sequence. */
|
|
5435 this_utf8 = FALSE;
|
|
5436 break;
|
|
5437 }
|
|
5438 s += l - 1;
|
|
5439 }
|
|
5440 if (this_utf8 == MAYBE) /* only ASCII characters found */
|
|
5441 this_utf8 = FALSE;
|
|
5442 if (utf8 == MAYBE) /* first file */
|
|
5443 utf8 = this_utf8;
|
|
5444 else if (utf8 != this_utf8)
|
|
5445 {
|
|
5446 EMSG2(_("E670: Mix of help file encodings within a language: %s"), files[fi]);
|
|
5447 mix = !got_int;
|
|
5448 got_int = TRUE;
|
|
5449 }
|
|
5450 firstline = FALSE;
|
|
5451 }
|
|
5452 # endif
|
|
5453 p1 = vim_strchr(IObuff, '*'); /* find first '*' */
|
|
5454 while (p1 != NULL)
|
|
5455 {
|
|
5456 p2 = vim_strchr(p1 + 1, '*'); /* find second '*' */
|
|
5457 if (p2 != NULL && p2 > p1 + 1) /* skip "*" and "**" */
|
|
5458 {
|
|
5459 for (s = p1 + 1; s < p2; ++s)
|
|
5460 if (*s == ' ' || *s == '\t' || *s == '|')
|
|
5461 break;
|
|
5462
|
|
5463 /*
|
|
5464 * Only accept a *tag* when it consists of valid
|
|
5465 * characters, there is white space before it and is
|
|
5466 * followed by a white character or end-of-line.
|
|
5467 */
|
|
5468 if (s == p2
|
|
5469 && (p1 == IObuff || p1[-1] == ' ' || p1[-1] == '\t')
|
|
5470 && (vim_strchr((char_u *)" \t\n\r", s[1]) != NULL
|
|
5471 || s[1] == '\0'))
|
|
5472 {
|
|
5473 *p2 = '\0';
|
|
5474 ++p1;
|
|
5475 if (ga_grow(&ga, 1) == FAIL)
|
|
5476 {
|
|
5477 got_int = TRUE;
|
|
5478 break;
|
|
5479 }
|
|
5480 s = alloc((unsigned)(p2 - p1 + STRLEN(fname) + 2));
|
|
5481 if (s == NULL)
|
|
5482 {
|
|
5483 got_int = TRUE;
|
|
5484 break;
|
|
5485 }
|
|
5486 ((char_u **)ga.ga_data)[ga.ga_len] = s;
|
|
5487 ++ga.ga_len;
|
|
5488 --ga.ga_room;
|
|
5489 sprintf((char *)s, "%s\t%s", p1, fname);
|
|
5490
|
|
5491 /* find next '*' */
|
|
5492 p2 = vim_strchr(p2 + 1, '*');
|
|
5493 }
|
|
5494 }
|
|
5495 p1 = p2;
|
|
5496 }
|
|
5497 line_breakcheck();
|
|
5498 }
|
|
5499
|
|
5500 fclose(fd);
|
|
5501 }
|
|
5502
|
|
5503 FreeWild(filecount, files);
|
|
5504
|
|
5505 if (!got_int)
|
|
5506 {
|
|
5507 /*
|
|
5508 * Sort the tags.
|
|
5509 */
|
|
5510 sort_strings((char_u **)ga.ga_data, ga.ga_len);
|
|
5511
|
|
5512 /*
|
|
5513 * Check for duplicates.
|
|
5514 */
|
|
5515 for (i = 1; i < ga.ga_len; ++i)
|
|
5516 {
|
|
5517 p1 = ((char_u **)ga.ga_data)[i - 1];
|
|
5518 p2 = ((char_u **)ga.ga_data)[i];
|
|
5519 while (*p1 == *p2)
|
|
5520 {
|
|
5521 if (*p2 == '\t')
|
|
5522 {
|
|
5523 *p2 = NUL;
|
|
5524 sprintf((char *)NameBuff,
|
|
5525 _("E154: Duplicate tag \"%s\" in file %s/%s"),
|
|
5526 ((char_u **)ga.ga_data)[i], dir, p2 + 1);
|
|
5527 EMSG(NameBuff);
|
|
5528 *p2 = '\t';
|
|
5529 break;
|
|
5530 }
|
|
5531 ++p1;
|
|
5532 ++p2;
|
|
5533 }
|
|
5534 }
|
|
5535
|
|
5536 # ifdef FEAT_MBYTE
|
|
5537 if (utf8 == TRUE)
|
|
5538 fprintf(fd_tags, "!_TAG_FILE_ENCODING\tutf-8\t//\n");
|
|
5539 # endif
|
|
5540
|
|
5541 /*
|
|
5542 * Write the tags into the file.
|
|
5543 */
|
|
5544 for (i = 0; i < ga.ga_len; ++i)
|
|
5545 {
|
|
5546 s = ((char_u **)ga.ga_data)[i];
|
|
5547 if (STRNCMP(s, "help-tags", 9) == 0)
|
|
5548 /* help-tags entry was added in formatted form */
|
|
5549 fprintf(fd_tags, (char *)s);
|
|
5550 else
|
|
5551 {
|
|
5552 fprintf(fd_tags, "%s\t/*", s);
|
|
5553 for (p1 = s; *p1 != '\t'; ++p1)
|
|
5554 {
|
|
5555 /* insert backslash before '\\' and '/' */
|
|
5556 if (*p1 == '\\' || *p1 == '/')
|
|
5557 putc('\\', fd_tags);
|
|
5558 putc(*p1, fd_tags);
|
|
5559 }
|
|
5560 fprintf(fd_tags, "*\n");
|
|
5561 }
|
|
5562 }
|
|
5563 }
|
|
5564 #ifdef FEAT_MBYTE
|
|
5565 if (mix)
|
|
5566 got_int = FALSE; /* continue with other languages */
|
|
5567 #endif
|
|
5568
|
|
5569 for (i = 0; i < ga.ga_len; ++i)
|
|
5570 vim_free(((char_u **)ga.ga_data)[i]);
|
|
5571 ga_clear(&ga);
|
|
5572 fclose(fd_tags); /* there is no check for an error... */
|
|
5573 }
|
|
5574 #endif
|
|
5575
|
|
5576 #if defined(FEAT_SIGNS) || defined(PROTO)
|
|
5577
|
|
5578 /*
|
|
5579 * Struct to hold the sign properties.
|
|
5580 */
|
|
5581 typedef struct sign sign_T;
|
|
5582
|
|
5583 struct sign
|
|
5584 {
|
|
5585 sign_T *sn_next; /* next sign in list */
|
|
5586 int sn_typenr; /* type number of sign (negative if not equal
|
|
5587 to name) */
|
|
5588 char_u *sn_name; /* name of sign */
|
|
5589 char_u *sn_icon; /* name of pixmap */
|
|
5590 #ifdef FEAT_SIGN_ICONS
|
|
5591 void *sn_image; /* icon image */
|
|
5592 #endif
|
|
5593 char_u *sn_text; /* text used instead of pixmap */
|
|
5594 int sn_line_hl; /* highlight ID for line */
|
|
5595 int sn_text_hl; /* highlight ID for text */
|
|
5596 };
|
|
5597
|
|
5598 #define MAX_TYPENR 255 /* depends on sattr_T */
|
|
5599 static sign_T *first_sign = NULL;
|
|
5600 static int last_sign_typenr = MAX_TYPENR; /* is decremented */
|
|
5601
|
|
5602 static void sign_list_defined __ARGS((sign_T *sp));
|
|
5603
|
|
5604 /*
|
|
5605 * ":sign" command
|
|
5606 */
|
|
5607 void
|
|
5608 ex_sign(eap)
|
|
5609 exarg_T *eap;
|
|
5610 {
|
|
5611 char_u *arg = eap->arg;
|
|
5612 char_u *p;
|
|
5613 int idx;
|
|
5614 sign_T *sp;
|
|
5615 sign_T *sp_prev;
|
|
5616 buf_T *buf;
|
|
5617 static char *cmds[] = {
|
|
5618 "define",
|
|
5619 #define SIGNCMD_DEFINE 0
|
|
5620 "undefine",
|
|
5621 #define SIGNCMD_UNDEFINE 1
|
|
5622 "list",
|
|
5623 #define SIGNCMD_LIST 2
|
|
5624 "place",
|
|
5625 #define SIGNCMD_PLACE 3
|
|
5626 "unplace",
|
|
5627 #define SIGNCMD_UNPLACE 4
|
|
5628 "jump",
|
|
5629 #define SIGNCMD_JUMP 5
|
|
5630 #define SIGNCMD_LAST 6
|
|
5631 };
|
|
5632
|
|
5633 /* Parse the subcommand. */
|
|
5634 p = skiptowhite(arg);
|
|
5635 if (*p != NUL)
|
|
5636 *p++ = NUL;
|
|
5637 for (idx = 0; ; ++idx)
|
|
5638 {
|
|
5639 if (idx == SIGNCMD_LAST)
|
|
5640 {
|
|
5641 EMSG2(_("E160: Unknown sign command: %s"), arg);
|
|
5642 return;
|
|
5643 }
|
|
5644 if (STRCMP(arg, cmds[idx]) == 0)
|
|
5645 break;
|
|
5646 }
|
|
5647 arg = skipwhite(p);
|
|
5648
|
|
5649 if (idx <= SIGNCMD_LIST)
|
|
5650 {
|
|
5651 /*
|
|
5652 * Define, undefine or list signs.
|
|
5653 */
|
|
5654 if (idx == SIGNCMD_LIST && *arg == NUL)
|
|
5655 {
|
|
5656 /* ":sign list": list all defined signs */
|
|
5657 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
5658 sign_list_defined(sp);
|
|
5659 }
|
|
5660 else if (*arg == NUL)
|
|
5661 EMSG(_("E156: Missing sign name"));
|
|
5662 else
|
|
5663 {
|
|
5664 p = skiptowhite(arg);
|
|
5665 if (*p != NUL)
|
|
5666 *p++ = NUL;
|
|
5667 sp_prev = NULL;
|
|
5668 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
5669 {
|
|
5670 if (STRCMP(sp->sn_name, arg) == 0)
|
|
5671 break;
|
|
5672 sp_prev = sp;
|
|
5673 }
|
|
5674 if (idx == SIGNCMD_DEFINE)
|
|
5675 {
|
|
5676 /* ":sign define {name} ...": define a sign */
|
|
5677 if (sp == NULL)
|
|
5678 {
|
|
5679 /* Allocate a new sign. */
|
|
5680 sp = (sign_T *)alloc_clear((unsigned)sizeof(sign_T));
|
|
5681 if (sp == NULL)
|
|
5682 return;
|
|
5683 if (sp_prev == NULL)
|
|
5684 first_sign = sp;
|
|
5685 else
|
|
5686 sp_prev->sn_next = sp;
|
|
5687 sp->sn_name = vim_strnsave(arg, (int)(p - arg));
|
|
5688
|
|
5689 /* If the name is a number use that for the typenr,
|
|
5690 * otherwise use a negative number. */
|
|
5691 if (VIM_ISDIGIT(*arg))
|
|
5692 sp->sn_typenr = atoi((char *)arg);
|
|
5693 else
|
|
5694 {
|
|
5695 sign_T *lp;
|
|
5696 int start = last_sign_typenr;
|
|
5697
|
|
5698 for (lp = first_sign; lp != NULL; lp = lp->sn_next)
|
|
5699 {
|
|
5700 if (lp->sn_typenr == last_sign_typenr)
|
|
5701 {
|
|
5702 --last_sign_typenr;
|
|
5703 if (last_sign_typenr == 0)
|
|
5704 last_sign_typenr = MAX_TYPENR;
|
|
5705 if (last_sign_typenr == start)
|
|
5706 {
|
|
5707 EMSG(_("E612: Too many signs defined"));
|
|
5708 return;
|
|
5709 }
|
|
5710 lp = first_sign;
|
|
5711 continue;
|
|
5712 }
|
|
5713 }
|
|
5714
|
|
5715 sp->sn_typenr = last_sign_typenr--;
|
|
5716 if (last_sign_typenr == 0)
|
|
5717 last_sign_typenr = MAX_TYPENR; /* wrap around */
|
|
5718 }
|
|
5719 }
|
|
5720
|
|
5721 /* set values for a defined sign. */
|
|
5722 for (;;)
|
|
5723 {
|
|
5724 arg = skipwhite(p);
|
|
5725 if (*arg == NUL)
|
|
5726 break;
|
|
5727 p = skiptowhite_esc(arg);
|
|
5728 if (STRNCMP(arg, "icon=", 5) == 0)
|
|
5729 {
|
|
5730 arg += 5;
|
|
5731 vim_free(sp->sn_icon);
|
|
5732 sp->sn_icon = vim_strnsave(arg, (int)(p - arg));
|
|
5733 backslash_halve(sp->sn_icon);
|
|
5734 #ifdef FEAT_SIGN_ICONS
|
|
5735 if (gui.in_use)
|
|
5736 {
|
|
5737 out_flush();
|
|
5738 if (sp->sn_image != NULL)
|
|
5739 gui_mch_destroy_sign(sp->sn_image);
|
|
5740 sp->sn_image = gui_mch_register_sign(sp->sn_icon);
|
|
5741 }
|
|
5742 #endif
|
|
5743 }
|
|
5744 else if (STRNCMP(arg, "text=", 5) == 0)
|
|
5745 {
|
|
5746 char_u *s;
|
|
5747 int cells;
|
|
5748 int len;
|
|
5749
|
|
5750 arg += 5;
|
|
5751 #ifdef FEAT_MBYTE
|
|
5752 /* Count cells and check for non-printable chars */
|
|
5753 if (has_mbyte)
|
|
5754 {
|
|
5755 cells = 0;
|
|
5756 for (s = arg; s < p; s += (*mb_ptr2len_check)(s))
|
|
5757 {
|
|
5758 if (!vim_isprintc((*mb_ptr2char)(s)))
|
|
5759 break;
|
|
5760 cells += (*mb_ptr2cells)(s);
|
|
5761 }
|
|
5762 }
|
|
5763 else
|
|
5764 #endif
|
|
5765 {
|
|
5766 for (s = arg; s < p; ++s)
|
|
5767 if (!vim_isprintc(*s))
|
|
5768 break;
|
|
5769 cells = s - arg;
|
|
5770 }
|
|
5771 /* Currently must be one or two display cells */
|
|
5772 if (s != p || cells < 1 || cells > 2)
|
|
5773 {
|
|
5774 *p = NUL;
|
|
5775 EMSG2(_("E239: Invalid sign text: %s"), arg);
|
|
5776 return;
|
|
5777 }
|
|
5778
|
|
5779 vim_free(sp->sn_text);
|
|
5780 /* Allocate one byte more if we need to pad up
|
|
5781 * with a space. */
|
|
5782 len = p - arg + ((cells == 1) ? 1 : 0);
|
|
5783 sp->sn_text = vim_strnsave(arg, len);
|
|
5784
|
|
5785 if (sp->sn_text != NULL && cells == 1)
|
|
5786 STRCPY(sp->sn_text + len - 1, " ");
|
|
5787 }
|
|
5788 else if (STRNCMP(arg, "linehl=", 7) == 0)
|
|
5789 {
|
|
5790 arg += 7;
|
|
5791 sp->sn_line_hl = syn_check_group(arg, (int)(p - arg));
|
|
5792 }
|
|
5793 else if (STRNCMP(arg, "texthl=", 7) == 0)
|
|
5794 {
|
|
5795 arg += 7;
|
|
5796 sp->sn_text_hl = syn_check_group(arg, (int)(p - arg));
|
|
5797 }
|
|
5798 else
|
|
5799 {
|
|
5800 EMSG2(_(e_invarg2), arg);
|
|
5801 return;
|
|
5802 }
|
|
5803 }
|
|
5804 }
|
|
5805 else if (sp == NULL)
|
|
5806 EMSG2(_("E155: Unknown sign: %s"), arg);
|
|
5807 else if (idx == SIGNCMD_LIST)
|
|
5808 /* ":sign list {name}" */
|
|
5809 sign_list_defined(sp);
|
|
5810 else
|
|
5811 {
|
|
5812 /* ":sign undefine {name}" */
|
|
5813 vim_free(sp->sn_name);
|
|
5814 vim_free(sp->sn_icon);
|
|
5815 #ifdef FEAT_SIGN_ICONS
|
|
5816 if (sp->sn_image != NULL)
|
|
5817 {
|
|
5818 out_flush();
|
|
5819 gui_mch_destroy_sign(sp->sn_image);
|
|
5820 }
|
|
5821 #endif
|
|
5822 vim_free(sp->sn_text);
|
|
5823 if (sp_prev == NULL)
|
|
5824 first_sign = sp->sn_next;
|
|
5825 else
|
|
5826 sp_prev->sn_next = sp->sn_next;
|
|
5827 vim_free(sp);
|
|
5828 }
|
|
5829 }
|
|
5830 }
|
|
5831 else
|
|
5832 {
|
|
5833 int id = -1;
|
|
5834 linenr_T lnum = -1;
|
|
5835 char_u *sign_name = NULL;
|
|
5836 char_u *arg1;
|
|
5837
|
|
5838 if (*arg == NUL)
|
|
5839 {
|
|
5840 if (idx == SIGNCMD_PLACE)
|
|
5841 {
|
|
5842 /* ":sign place": list placed signs in all buffers */
|
|
5843 sign_list_placed(NULL);
|
|
5844 }
|
|
5845 else if (idx == SIGNCMD_UNPLACE)
|
|
5846 {
|
|
5847 /* ":sign unplace": remove placed sign at cursor */
|
|
5848 id = buf_findsign_id(curwin->w_buffer, curwin->w_cursor.lnum);
|
|
5849 if (id > 0)
|
|
5850 {
|
|
5851 buf_delsign(curwin->w_buffer, id);
|
|
5852 update_debug_sign(curwin->w_buffer, curwin->w_cursor.lnum);
|
|
5853 }
|
|
5854 else
|
|
5855 EMSG(_("E159: Missing sign number"));
|
|
5856 }
|
|
5857 else
|
|
5858 EMSG(_(e_argreq));
|
|
5859 return;
|
|
5860 }
|
|
5861
|
|
5862 if (idx == SIGNCMD_UNPLACE && arg[0] == '*' && arg[1] == NUL)
|
|
5863 {
|
|
5864 /* ":sign unplace *": remove all placed signs */
|
|
5865 buf_delete_all_signs();
|
|
5866 return;
|
|
5867 }
|
|
5868
|
|
5869 /* first arg could be placed sign id */
|
|
5870 arg1 = arg;
|
|
5871 if (VIM_ISDIGIT(*arg))
|
|
5872 {
|
|
5873 id = getdigits(&arg);
|
|
5874 if (!vim_iswhite(*arg) && *arg != NUL)
|
|
5875 {
|
|
5876 id = -1;
|
|
5877 arg = arg1;
|
|
5878 }
|
|
5879 else
|
|
5880 {
|
|
5881 arg = skipwhite(arg);
|
|
5882 if (idx == SIGNCMD_UNPLACE && *arg == NUL)
|
|
5883 {
|
|
5884 /* ":sign unplace {id}": remove placed sign by number */
|
|
5885 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
5886 if ((lnum = buf_delsign(buf, id)) != 0)
|
|
5887 update_debug_sign(buf, lnum);
|
|
5888 return;
|
|
5889 }
|
|
5890 }
|
|
5891 }
|
|
5892
|
|
5893 /*
|
|
5894 * Check for line={lnum} name={name} and file={fname} or buffer={nr}.
|
|
5895 * Leave "arg" pointing to {fname}.
|
|
5896 */
|
|
5897 for (;;)
|
|
5898 {
|
|
5899 if (STRNCMP(arg, "line=", 5) == 0)
|
|
5900 {
|
|
5901 arg += 5;
|
|
5902 lnum = atoi((char *)arg);
|
|
5903 arg = skiptowhite(arg);
|
|
5904 }
|
|
5905 else if (STRNCMP(arg, "name=", 5) == 0)
|
|
5906 {
|
|
5907 arg += 5;
|
|
5908 sign_name = arg;
|
|
5909 arg = skiptowhite(arg);
|
|
5910 if (*arg != NUL)
|
|
5911 *arg++ = NUL;
|
|
5912 }
|
|
5913 else if (STRNCMP(arg, "file=", 5) == 0)
|
|
5914 {
|
|
5915 arg += 5;
|
|
5916 buf = buflist_findname(arg);
|
|
5917 break;
|
|
5918 }
|
|
5919 else if (STRNCMP(arg, "buffer=", 7) == 0)
|
|
5920 {
|
|
5921 arg += 7;
|
|
5922 buf = buflist_findnr((int)getdigits(&arg));
|
|
5923 if (*skipwhite(arg) != NUL)
|
|
5924 EMSG(_(e_trailing));
|
|
5925 break;
|
|
5926 }
|
|
5927 else
|
|
5928 {
|
|
5929 EMSG(_(e_invarg));
|
|
5930 return;
|
|
5931 }
|
|
5932 arg = skipwhite(arg);
|
|
5933 }
|
|
5934
|
|
5935 if (buf == NULL)
|
|
5936 {
|
|
5937 EMSG2(_("E158: Invalid buffer name: %s"), arg);
|
|
5938 }
|
|
5939 else if (id <= 0)
|
|
5940 {
|
|
5941 if (lnum >= 0 || sign_name != NULL)
|
|
5942 EMSG(_(e_invarg));
|
|
5943 else
|
|
5944 /* ":sign place file={fname}": list placed signs in one file */
|
|
5945 sign_list_placed(buf);
|
|
5946 }
|
|
5947 else if (idx == SIGNCMD_JUMP)
|
|
5948 {
|
|
5949 /* ":sign jump {id} file={fname}" */
|
|
5950 if (lnum >= 0 || sign_name != NULL)
|
|
5951 EMSG(_(e_invarg));
|
|
5952 else if ((lnum = buf_findsign(buf, id)) > 0)
|
|
5953 { /* goto a sign ... */
|
|
5954 if (buf_jump_open_win(buf) != NULL)
|
|
5955 { /* ... in a current window */
|
|
5956 curwin->w_cursor.lnum = lnum;
|
|
5957 check_cursor_lnum();
|
|
5958 beginline(BL_WHITE);
|
|
5959 }
|
|
5960 else
|
|
5961 { /* ... not currently in a window */
|
|
5962 char_u *cmd;
|
|
5963
|
|
5964 cmd = alloc((unsigned)STRLEN(buf->b_fname) + 25);
|
|
5965 if (cmd == NULL)
|
|
5966 return;
|
|
5967 sprintf((char *)cmd, "e +%ld %s", (long)lnum, buf->b_fname);
|
|
5968 do_cmdline_cmd(cmd);
|
|
5969 vim_free(cmd);
|
|
5970 }
|
|
5971 #ifdef FEAT_FOLDING
|
|
5972 foldOpenCursor();
|
|
5973 #endif
|
|
5974 }
|
|
5975 else
|
|
5976 EMSGN(_("E157: Invalid sign ID: %ld"), id);
|
|
5977 }
|
|
5978 else if (idx == SIGNCMD_UNPLACE)
|
|
5979 {
|
|
5980 /* ":sign unplace {id} file={fname}" */
|
|
5981 if (lnum >= 0 || sign_name != NULL)
|
|
5982 EMSG(_(e_invarg));
|
|
5983 else
|
|
5984 {
|
|
5985 lnum = buf_delsign(buf, id);
|
|
5986 update_debug_sign(buf, lnum);
|
|
5987 }
|
|
5988 }
|
|
5989 /* idx == SIGNCMD_PLACE */
|
|
5990 else if (sign_name != NULL)
|
|
5991 {
|
|
5992 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
5993 if (STRCMP(sp->sn_name, sign_name) == 0)
|
|
5994 break;
|
|
5995 if (sp == NULL)
|
|
5996 {
|
|
5997 EMSG2(_("E155: Unknown sign: %s"), sign_name);
|
|
5998 return;
|
|
5999 }
|
|
6000 if (lnum > 0)
|
|
6001 /* ":sign place {id} line={lnum} name={name} file={fname}":
|
|
6002 * place a sign */
|
|
6003 buf_addsign(buf, id, lnum, sp->sn_typenr);
|
|
6004 else
|
|
6005 /* ":sign place {id} file={fname}": change sign type */
|
|
6006 lnum = buf_change_sign_type(buf, id, sp->sn_typenr);
|
|
6007 update_debug_sign(buf, lnum);
|
|
6008 }
|
|
6009 else
|
|
6010 EMSG(_(e_invarg));
|
|
6011 }
|
|
6012 }
|
|
6013
|
|
6014 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
|
|
6015 /*
|
|
6016 * Allocate the icons. Called when the GUI has started. Allows defining
|
|
6017 * signs before it starts.
|
|
6018 */
|
|
6019 void
|
|
6020 sign_gui_started()
|
|
6021 {
|
|
6022 sign_T *sp;
|
|
6023
|
|
6024 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
6025 if (sp->sn_icon != NULL)
|
|
6026 sp->sn_image = gui_mch_register_sign(sp->sn_icon);
|
|
6027 }
|
|
6028 #endif
|
|
6029
|
|
6030 /*
|
|
6031 * List one sign.
|
|
6032 */
|
|
6033 static void
|
|
6034 sign_list_defined(sp)
|
|
6035 sign_T *sp;
|
|
6036 {
|
|
6037 char_u *p;
|
|
6038
|
|
6039 smsg((char_u *)"sign %s", sp->sn_name);
|
|
6040 if (sp->sn_icon != NULL)
|
|
6041 {
|
|
6042 MSG_PUTS(" icon=");
|
|
6043 msg_outtrans(sp->sn_icon);
|
|
6044 #ifdef FEAT_SIGN_ICONS
|
|
6045 if (sp->sn_image == NULL)
|
|
6046 MSG_PUTS(_(" (NOT FOUND)"));
|
|
6047 #else
|
|
6048 MSG_PUTS(_(" (not supported)"));
|
|
6049 #endif
|
|
6050 }
|
|
6051 if (sp->sn_text != NULL)
|
|
6052 {
|
|
6053 MSG_PUTS(" text=");
|
|
6054 msg_outtrans(sp->sn_text);
|
|
6055 }
|
|
6056 if (sp->sn_line_hl > 0)
|
|
6057 {
|
|
6058 MSG_PUTS(" linehl=");
|
|
6059 p = get_highlight_name(NULL, sp->sn_line_hl - 1);
|
|
6060 if (p == NULL)
|
|
6061 MSG_PUTS("NONE");
|
|
6062 else
|
|
6063 msg_puts(p);
|
|
6064 }
|
|
6065 if (sp->sn_text_hl > 0)
|
|
6066 {
|
|
6067 MSG_PUTS(" texthl=");
|
|
6068 p = get_highlight_name(NULL, sp->sn_text_hl - 1);
|
|
6069 if (p == NULL)
|
|
6070 MSG_PUTS("NONE");
|
|
6071 else
|
|
6072 msg_puts(p);
|
|
6073 }
|
|
6074 }
|
|
6075
|
|
6076 /*
|
|
6077 * Get highlighting attribute for sign "typenr".
|
|
6078 * If "line" is TRUE: line highl, if FALSE: text highl.
|
|
6079 */
|
|
6080 int
|
|
6081 sign_get_attr(typenr, line)
|
|
6082 int typenr;
|
|
6083 int line;
|
|
6084 {
|
|
6085 sign_T *sp;
|
|
6086
|
|
6087 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
6088 if (sp->sn_typenr == typenr)
|
|
6089 {
|
|
6090 if (line)
|
|
6091 {
|
|
6092 if (sp->sn_line_hl > 0)
|
|
6093 return syn_id2attr(sp->sn_line_hl);
|
|
6094 }
|
|
6095 else
|
|
6096 {
|
|
6097 if (sp->sn_text_hl > 0)
|
|
6098 return syn_id2attr(sp->sn_text_hl);
|
|
6099 }
|
|
6100 break;
|
|
6101 }
|
|
6102 return 0;
|
|
6103 }
|
|
6104
|
|
6105 /*
|
|
6106 * Get text mark for sign "typenr".
|
|
6107 * Returns NULL if there isn't one.
|
|
6108 */
|
|
6109 char_u *
|
|
6110 sign_get_text(typenr)
|
|
6111 int typenr;
|
|
6112 {
|
|
6113 sign_T *sp;
|
|
6114
|
|
6115 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
6116 if (sp->sn_typenr == typenr)
|
|
6117 return sp->sn_text;
|
|
6118 return NULL;
|
|
6119 }
|
|
6120
|
|
6121 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
|
|
6122 void *
|
|
6123 sign_get_image(typenr)
|
|
6124 int typenr; /* the attribute which may have a sign */
|
|
6125 {
|
|
6126 sign_T *sp;
|
|
6127
|
|
6128 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
6129 if (sp->sn_typenr == typenr)
|
|
6130 return sp->sn_image;
|
|
6131 return NULL;
|
|
6132 }
|
|
6133 #endif
|
|
6134
|
|
6135 /*
|
|
6136 * Get the name of a sign by its typenr.
|
|
6137 */
|
|
6138 char_u *
|
|
6139 sign_typenr2name(typenr)
|
|
6140 int typenr;
|
|
6141 {
|
|
6142 sign_T *sp;
|
|
6143
|
|
6144 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
6145 if (sp->sn_typenr == typenr)
|
|
6146 return sp->sn_name;
|
|
6147 return (char_u *)_("[Deleted]");
|
|
6148 }
|
|
6149
|
|
6150 #endif
|
|
6151
|
|
6152 #if defined(FEAT_GUI) || defined(FEAT_CLIENTSERVER) || defined(PROTO)
|
|
6153 /*
|
|
6154 * ":drop"
|
|
6155 * Opens the first argument in a window. When there are two or more arguments
|
|
6156 * the argument list is redefined.
|
|
6157 */
|
|
6158 void
|
|
6159 ex_drop(eap)
|
|
6160 exarg_T *eap;
|
|
6161 {
|
|
6162 int split = FALSE;
|
|
6163 int incurwin = FALSE;
|
|
6164 char_u *arg;
|
|
6165 char_u *first = NULL;
|
|
6166 win_T *wp;
|
|
6167 buf_T *buf;
|
|
6168
|
|
6169 /*
|
|
6170 * Check if the first argument is already being edited in a window. If
|
|
6171 * so, jump to that window.
|
|
6172 * We would actually need to check all arguments, but that's complicated
|
|
6173 * and mostly only one file is dropped.
|
|
6174 * This also ignores wildcards, since it is very unlikely the user is
|
|
6175 * editing a file name with a wildcard character.
|
|
6176 */
|
|
6177 arg = vim_strsave(eap->arg);
|
|
6178 if (arg != NULL)
|
|
6179 {
|
|
6180 /* Get the first argument, remove quotes, make it a full path. */
|
|
6181 first = fix_fname(arg);
|
|
6182 if (first != NULL)
|
|
6183 {
|
|
6184 buf = buflist_findname(first);
|
|
6185 FOR_ALL_WINDOWS(wp)
|
|
6186 {
|
|
6187 if (wp->w_buffer == buf)
|
|
6188 {
|
|
6189 incurwin = TRUE;
|
|
6190 # ifdef FEAT_WINDOWS
|
|
6191 win_enter(wp, TRUE);
|
|
6192 break;
|
|
6193 # endif
|
|
6194 }
|
|
6195 }
|
|
6196 vim_free(first);
|
|
6197
|
|
6198 if (incurwin)
|
|
6199 {
|
|
6200 /* Already editing the file. Redefine the argument list. */
|
|
6201 set_arglist(eap->arg);
|
|
6202 curwin->w_arg_idx = 0;
|
|
6203 vim_free(arg);
|
|
6204 return;
|
|
6205 }
|
|
6206 }
|
|
6207 vim_free(arg);
|
|
6208 }
|
|
6209
|
|
6210 /*
|
|
6211 * Check whether the current buffer is changed. If so, we will need
|
|
6212 * to split the current window or data could be lost.
|
|
6213 * Skip the check if the 'hidden' option is set, as in this case the
|
|
6214 * buffer won't be lost.
|
|
6215 */
|
|
6216 if (!P_HID(curbuf))
|
|
6217 {
|
|
6218 # ifdef FEAT_WINDOWS
|
|
6219 ++emsg_off;
|
|
6220 # endif
|
|
6221 split = check_changed(curbuf, TRUE, FALSE, FALSE, FALSE);
|
|
6222 # ifdef FEAT_WINDOWS
|
|
6223 --emsg_off;
|
|
6224 # else
|
|
6225 if (split)
|
|
6226 return;
|
|
6227 # endif
|
|
6228 }
|
|
6229
|
|
6230 /* Fake a ":snext" or ":next" command, redefine the arglist. */
|
|
6231 if (split)
|
|
6232 {
|
|
6233 eap->cmdidx = CMD_snext;
|
|
6234 eap->cmd[0] = 's';
|
|
6235 }
|
|
6236 else
|
|
6237 eap->cmdidx = CMD_next;
|
|
6238 ex_next(eap);
|
|
6239 }
|
|
6240 #endif
|