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 */
|
100
|
908 #ifdef FEAT_FOLDING
|
|
909 foldUpdate(curwin, curbuf->b_op_start.lnum, curbuf->b_op_end.lnum);
|
|
910 #endif
|
7
|
911 }
|
|
912 else
|
|
913 {
|
|
914 /*
|
|
915 * Put cursor on last new line for ":r !cmd".
|
|
916 */
|
|
917 curwin->w_cursor.lnum = curbuf->b_op_end.lnum;
|
|
918 linecount = curbuf->b_op_end.lnum - curbuf->b_op_start.lnum + 1;
|
|
919 }
|
100
|
920
|
7
|
921 beginline(BL_WHITE | BL_FIX); /* cursor on first non-blank */
|
|
922 --no_wait_return;
|
|
923
|
|
924 if (linecount > p_report)
|
|
925 {
|
|
926 if (do_in)
|
|
927 {
|
|
928 sprintf((char *)msg_buf, _("%ld lines filtered"),
|
|
929 (long)linecount);
|
|
930 if (msg(msg_buf) && !msg_scroll)
|
|
931 {
|
|
932 /* save message to display it after redraw */
|
|
933 set_keep_msg(msg_buf);
|
|
934 keep_msg_attr = 0;
|
|
935 }
|
|
936 }
|
|
937 else
|
|
938 msgmore((long)linecount);
|
|
939 }
|
|
940 }
|
|
941 else
|
|
942 {
|
|
943 error:
|
|
944 /* put cursor back in same position for ":w !cmd" */
|
|
945 curwin->w_cursor = cursor_save;
|
|
946 --no_wait_return;
|
|
947 wait_return(FALSE);
|
|
948 }
|
|
949
|
|
950 filterend:
|
|
951
|
|
952 #ifdef FEAT_AUTOCMD
|
|
953 if (curbuf != old_curbuf)
|
|
954 {
|
|
955 --no_wait_return;
|
|
956 EMSG(_("E135: *Filter* Autocommands must not change current buffer"));
|
|
957 }
|
|
958 #endif
|
|
959 if (itmp != NULL)
|
|
960 mch_remove(itmp);
|
|
961 if (otmp != NULL)
|
|
962 mch_remove(otmp);
|
|
963 vim_free(itmp);
|
|
964 vim_free(otmp);
|
|
965 }
|
|
966
|
|
967 /*
|
|
968 * Call a shell to execute a command.
|
|
969 * When "cmd" is NULL start an interactive shell.
|
|
970 */
|
|
971 void
|
|
972 do_shell(cmd, flags)
|
|
973 char_u *cmd;
|
|
974 int flags; /* may be SHELL_DOOUT when output is redirected */
|
|
975 {
|
|
976 buf_T *buf;
|
|
977 #ifndef FEAT_GUI_MSWIN
|
|
978 int save_nwr;
|
|
979 #endif
|
|
980 #ifdef MSWIN
|
|
981 int winstart = FALSE;
|
|
982 #endif
|
|
983
|
|
984 /*
|
|
985 * Disallow shell commands for "rvim".
|
|
986 * Disallow shell commands from .exrc and .vimrc in current directory for
|
|
987 * security reasons.
|
|
988 */
|
|
989 if (check_restricted() || check_secure())
|
|
990 {
|
|
991 msg_end();
|
|
992 return;
|
|
993 }
|
|
994
|
|
995 #ifdef MSWIN
|
|
996 /*
|
|
997 * Check if external commands are allowed now.
|
|
998 */
|
|
999 if (can_end_termcap_mode(TRUE) == FALSE)
|
|
1000 return;
|
|
1001
|
|
1002 /*
|
|
1003 * Check if ":!start" is used.
|
|
1004 */
|
|
1005 if (cmd != NULL)
|
|
1006 winstart = (STRNICMP(cmd, "start ", 6) == 0);
|
|
1007 #endif
|
|
1008
|
|
1009 /*
|
|
1010 * For autocommands we want to get the output on the current screen, to
|
|
1011 * avoid having to type return below.
|
|
1012 */
|
|
1013 msg_putchar('\r'); /* put cursor at start of line */
|
|
1014 #ifdef FEAT_AUTOCMD
|
|
1015 if (!autocmd_busy)
|
|
1016 #endif
|
|
1017 {
|
|
1018 #ifdef MSWIN
|
|
1019 if (!winstart)
|
|
1020 #endif
|
|
1021 stoptermcap();
|
|
1022 }
|
|
1023 #ifdef MSWIN
|
|
1024 if (!winstart)
|
|
1025 #endif
|
|
1026 msg_putchar('\n'); /* may shift screen one line up */
|
|
1027
|
|
1028 /* warning message before calling the shell */
|
|
1029 if (p_warn
|
|
1030 #ifdef FEAT_AUTOCMD
|
|
1031 && !autocmd_busy
|
|
1032 #endif
|
|
1033 && msg_silent == 0)
|
|
1034 for (buf = firstbuf; buf; buf = buf->b_next)
|
|
1035 if (bufIsChanged(buf))
|
|
1036 {
|
|
1037 #ifdef FEAT_GUI_MSWIN
|
|
1038 if (!winstart)
|
|
1039 starttermcap(); /* don't want a message box here */
|
|
1040 #endif
|
|
1041 MSG_PUTS(_("[No write since last change]\n"));
|
|
1042 #ifdef FEAT_GUI_MSWIN
|
|
1043 if (!winstart)
|
|
1044 stoptermcap();
|
|
1045 #endif
|
|
1046 break;
|
|
1047 }
|
|
1048
|
|
1049 /* This windgoto is required for when the '\n' resulted in a "delete line
|
|
1050 * 1" command to the terminal. */
|
|
1051 if (!swapping_screen())
|
|
1052 windgoto(msg_row, msg_col);
|
|
1053 cursor_on();
|
|
1054 (void)call_shell(cmd, SHELL_COOKED | flags);
|
|
1055 did_check_timestamps = FALSE;
|
|
1056 need_check_timestamps = TRUE;
|
|
1057
|
|
1058 /*
|
|
1059 * put the message cursor at the end of the screen, avoids wait_return()
|
|
1060 * to overwrite the text that the external command showed
|
|
1061 */
|
|
1062 if (!swapping_screen())
|
|
1063 {
|
|
1064 msg_row = Rows - 1;
|
|
1065 msg_col = 0;
|
|
1066 }
|
|
1067
|
|
1068 #ifdef FEAT_AUTOCMD
|
|
1069 if (autocmd_busy)
|
|
1070 {
|
|
1071 if (msg_silent == 0)
|
|
1072 redraw_later_clear();
|
|
1073 }
|
|
1074 else
|
|
1075 #endif
|
|
1076 {
|
|
1077 /*
|
|
1078 * For ":sh" there is no need to call wait_return(), just redraw.
|
|
1079 * Also for the Win32 GUI (the output is in a console window).
|
|
1080 * Otherwise there is probably text on the screen that the user wants
|
|
1081 * to read before redrawing, so call wait_return().
|
|
1082 */
|
|
1083 #ifndef FEAT_GUI_MSWIN
|
|
1084 if (cmd == NULL
|
|
1085 # ifdef WIN3264
|
|
1086 || (winstart && !need_wait_return)
|
|
1087 # endif
|
|
1088 )
|
|
1089 {
|
|
1090 if (msg_silent == 0)
|
|
1091 redraw_later_clear();
|
|
1092 need_wait_return = FALSE;
|
|
1093 }
|
|
1094 else
|
|
1095 {
|
|
1096 /*
|
|
1097 * If we switch screens when starttermcap() is called, we really
|
|
1098 * want to wait for "hit return to continue".
|
|
1099 */
|
|
1100 save_nwr = no_wait_return;
|
|
1101 if (swapping_screen())
|
|
1102 no_wait_return = FALSE;
|
|
1103 # ifdef AMIGA
|
|
1104 wait_return(term_console ? -1 : msg_silent == 0); /* see below */
|
|
1105 # else
|
|
1106 wait_return(msg_silent == 0);
|
|
1107 # endif
|
|
1108 no_wait_return = save_nwr;
|
|
1109 }
|
|
1110 #endif /* FEAT_GUI_W32 */
|
|
1111
|
|
1112 #ifdef MSWIN
|
|
1113 if (!winstart) /* if winstart==TRUE, never stopped termcap! */
|
|
1114 #endif
|
|
1115 starttermcap(); /* start termcap if not done by wait_return() */
|
|
1116
|
|
1117 /*
|
|
1118 * In an Amiga window redrawing is caused by asking the window size.
|
|
1119 * If we got an interrupt this will not work. The chance that the
|
|
1120 * window size is wrong is very small, but we need to redraw the
|
|
1121 * screen. Don't do this if ':' hit in wait_return(). THIS IS UGLY
|
|
1122 * but it saves an extra redraw.
|
|
1123 */
|
|
1124 #ifdef AMIGA
|
|
1125 if (skip_redraw) /* ':' hit in wait_return() */
|
|
1126 {
|
|
1127 if (msg_silent == 0)
|
|
1128 redraw_later_clear();
|
|
1129 }
|
|
1130 else if (term_console)
|
|
1131 {
|
|
1132 OUT_STR(IF_EB("\033[0 q", ESC_STR "[0 q")); /* get window size */
|
|
1133 if (got_int && msg_silent == 0)
|
|
1134 redraw_later_clear(); /* if got_int is TRUE, redraw needed */
|
|
1135 else
|
|
1136 must_redraw = 0; /* no extra redraw needed */
|
|
1137 }
|
|
1138 #endif
|
|
1139 }
|
|
1140
|
|
1141 /* display any error messages now */
|
|
1142 display_errors();
|
|
1143 }
|
|
1144
|
|
1145 /*
|
|
1146 * Create a shell command from a command string, input redirection file and
|
|
1147 * output redirection file.
|
|
1148 * Returns an allocated string with the shell command, or NULL for failure.
|
|
1149 */
|
|
1150 char_u *
|
|
1151 make_filter_cmd(cmd, itmp, otmp)
|
|
1152 char_u *cmd; /* command */
|
|
1153 char_u *itmp; /* NULL or name of input file */
|
|
1154 char_u *otmp; /* NULL or name of output file */
|
|
1155 {
|
|
1156 char_u *buf;
|
|
1157 long_u len;
|
|
1158
|
|
1159 len = (long_u)STRLEN(cmd) + 3; /* "()" + NUL */
|
|
1160 if (itmp != NULL)
|
|
1161 len += (long_u)STRLEN(itmp) + 9; /* " { < " + " } " */
|
|
1162 if (otmp != NULL)
|
|
1163 len += (long_u)STRLEN(otmp) + (long_u)STRLEN(p_srr) + 2; /* " " */
|
|
1164 buf = lalloc(len, TRUE);
|
|
1165 if (buf == NULL)
|
|
1166 return NULL;
|
|
1167
|
|
1168 #if (defined(UNIX) && !defined(ARCHIE)) || defined(OS2)
|
|
1169 /*
|
|
1170 * put braces around the command (for concatenated commands)
|
|
1171 */
|
|
1172 sprintf((char *)buf, "(%s)", (char *)cmd);
|
|
1173 if (itmp != NULL)
|
|
1174 {
|
|
1175 STRCAT(buf, " < ");
|
|
1176 STRCAT(buf, itmp);
|
|
1177 }
|
|
1178 #else
|
|
1179 /*
|
|
1180 * for shells that don't understand braces around commands, at least allow
|
|
1181 * the use of commands in a pipe.
|
|
1182 */
|
|
1183 STRCPY(buf, cmd);
|
|
1184 if (itmp != NULL)
|
|
1185 {
|
|
1186 char_u *p;
|
|
1187
|
|
1188 /*
|
|
1189 * If there is a pipe, we have to put the '<' in front of it.
|
|
1190 * Don't do this when 'shellquote' is not empty, otherwise the
|
|
1191 * redirection would be inside the quotes.
|
|
1192 */
|
|
1193 if (*p_shq == NUL)
|
|
1194 {
|
|
1195 p = vim_strchr(buf, '|');
|
|
1196 if (p != NULL)
|
|
1197 *p = NUL;
|
|
1198 }
|
|
1199 # ifdef RISCOS
|
|
1200 STRCAT(buf, " { < "); /* Use RISC OS notation for input. */
|
|
1201 STRCAT(buf, itmp);
|
|
1202 STRCAT(buf, " } ");
|
|
1203 # else
|
|
1204 STRCAT(buf, " <"); /* " < " causes problems on Amiga */
|
|
1205 STRCAT(buf, itmp);
|
|
1206 # endif
|
|
1207 if (*p_shq == NUL)
|
|
1208 {
|
|
1209 p = vim_strchr(cmd, '|');
|
|
1210 if (p != NULL)
|
|
1211 {
|
|
1212 STRCAT(buf, " "); /* insert a space before the '|' for DOS */
|
|
1213 STRCAT(buf, p);
|
|
1214 }
|
|
1215 }
|
|
1216 }
|
|
1217 #endif
|
|
1218 if (otmp != NULL)
|
|
1219 append_redir(buf, p_srr, otmp);
|
|
1220
|
|
1221 return buf;
|
|
1222 }
|
|
1223
|
|
1224 /*
|
|
1225 * Append output redirection for file "fname" to the end of string buffer "buf"
|
|
1226 * Works with the 'shellredir' and 'shellpipe' options.
|
|
1227 * The caller should make sure that there is enough room:
|
|
1228 * STRLEN(opt) + STRLEN(fname) + 3
|
|
1229 */
|
|
1230 void
|
|
1231 append_redir(buf, opt, fname)
|
|
1232 char_u *buf;
|
|
1233 char_u *opt;
|
|
1234 char_u *fname;
|
|
1235 {
|
|
1236 char_u *p;
|
|
1237
|
|
1238 buf += STRLEN(buf);
|
|
1239 /* find "%s", skipping "%%" */
|
|
1240 for (p = opt; (p = vim_strchr(p, '%')) != NULL; ++p)
|
|
1241 if (p[1] == 's')
|
|
1242 break;
|
|
1243 if (p != NULL)
|
|
1244 {
|
|
1245 *buf = ' '; /* not really needed? Not with sh, ksh or bash */
|
|
1246 sprintf((char *)buf + 1, (char *)opt, (char *)fname);
|
|
1247 }
|
|
1248 else
|
|
1249 sprintf((char *)buf,
|
|
1250 #ifdef FEAT_QUICKFIX
|
|
1251 # ifndef RISCOS
|
|
1252 opt != p_sp ? " %s%s" :
|
|
1253 # endif
|
|
1254 " %s %s",
|
|
1255 #else
|
|
1256 # ifndef RISCOS
|
|
1257 " %s%s", /* " > %s" causes problems on Amiga */
|
|
1258 # else
|
|
1259 " %s %s", /* But is needed for 'shellpipe' and RISC OS */
|
|
1260 # endif
|
|
1261 #endif
|
|
1262 (char *)opt, (char *)fname);
|
|
1263 }
|
|
1264
|
|
1265 #ifdef FEAT_VIMINFO
|
|
1266
|
|
1267 static int no_viminfo __ARGS((void));
|
|
1268 static int viminfo_errcnt;
|
|
1269
|
|
1270 static int
|
|
1271 no_viminfo()
|
|
1272 {
|
|
1273 /* "vim -i NONE" does not read or write a viminfo file */
|
|
1274 return (use_viminfo != NULL && STRCMP(use_viminfo, "NONE") == 0);
|
|
1275 }
|
|
1276
|
|
1277 /*
|
|
1278 * Report an error for reading a viminfo file.
|
|
1279 * Count the number of errors. When there are more than 10, return TRUE.
|
|
1280 */
|
|
1281 int
|
|
1282 viminfo_error(errnum, message, line)
|
|
1283 char *errnum;
|
|
1284 char *message;
|
|
1285 char_u *line;
|
|
1286 {
|
|
1287 sprintf((char *)IObuff, _("%sviminfo: %s in line: "), errnum, message);
|
|
1288 STRNCAT(IObuff, line, IOSIZE - STRLEN(IObuff));
|
|
1289 emsg(IObuff);
|
|
1290 if (++viminfo_errcnt >= 10)
|
|
1291 {
|
|
1292 EMSG(_("E136: viminfo: Too many errors, skipping rest of file"));
|
|
1293 return TRUE;
|
|
1294 }
|
|
1295 return FALSE;
|
|
1296 }
|
|
1297
|
|
1298 /*
|
|
1299 * read_viminfo() -- Read the viminfo file. Registers etc. which are already
|
|
1300 * set are not over-written unless force is TRUE. -- webb
|
|
1301 */
|
|
1302 int
|
|
1303 read_viminfo(file, want_info, want_marks, forceit)
|
|
1304 char_u *file;
|
|
1305 int want_info;
|
|
1306 int want_marks;
|
|
1307 int forceit;
|
|
1308 {
|
|
1309 FILE *fp;
|
|
1310 char_u *fname;
|
|
1311
|
|
1312 if (no_viminfo())
|
|
1313 return FAIL;
|
|
1314
|
|
1315 fname = viminfo_filename(file); /* may set to default if NULL */
|
|
1316 if (fname == NULL)
|
|
1317 return FAIL;
|
|
1318 fp = mch_fopen((char *)fname, READBIN);
|
|
1319
|
|
1320 if (p_verbose > 0)
|
|
1321 {
|
|
1322 char_u *s;
|
|
1323
|
|
1324 s = fname;
|
|
1325 if (STRLEN(fname) > IOSIZE - 100)
|
|
1326 s = fname + STRLEN(fname) - (IOSIZE - 100);
|
|
1327 smsg((char_u *)_("Reading viminfo file \"%s\"%s%s%s"), s,
|
|
1328 want_info ? _(" info") : "",
|
|
1329 want_marks ? _(" marks") : "",
|
|
1330 fp == NULL ? _(" FAILED") : "");
|
|
1331 }
|
|
1332
|
|
1333 vim_free(fname);
|
|
1334 if (fp == NULL)
|
|
1335 return FAIL;
|
|
1336
|
|
1337 viminfo_errcnt = 0;
|
|
1338 do_viminfo(fp, NULL, want_info, want_marks, forceit);
|
|
1339
|
|
1340 fclose(fp);
|
|
1341
|
|
1342 return OK;
|
|
1343 }
|
|
1344
|
|
1345 /*
|
|
1346 * write_viminfo() -- Write the viminfo file. The old one is read in first so
|
|
1347 * that effectively a merge of current info and old info is done. This allows
|
|
1348 * multiple vims to run simultaneously, without losing any marks etc. If
|
|
1349 * forceit is TRUE, then the old file is not read in, and only internal info is
|
|
1350 * written to the file. -- webb
|
|
1351 */
|
|
1352 void
|
|
1353 write_viminfo(file, forceit)
|
|
1354 char_u *file;
|
|
1355 int forceit;
|
|
1356 {
|
|
1357 char_u *fname;
|
|
1358 FILE *fp_in = NULL; /* input viminfo file, if any */
|
|
1359 FILE *fp_out = NULL; /* output viminfo file */
|
|
1360 char_u *tempname = NULL; /* name of temp viminfo file */
|
|
1361 struct stat st_new; /* mch_stat() of potential new file */
|
|
1362 char_u *wp;
|
|
1363 #if defined(UNIX) || defined(VMS)
|
|
1364 mode_t umask_save;
|
|
1365 #endif
|
|
1366 #ifdef UNIX
|
|
1367 int shortname = FALSE; /* use 8.3 file name */
|
|
1368 struct stat st_old; /* mch_stat() of existing viminfo file */
|
|
1369 #endif
|
|
1370
|
|
1371 if (no_viminfo())
|
|
1372 return;
|
|
1373
|
|
1374 fname = viminfo_filename(file); /* may set to default if NULL */
|
|
1375 if (fname == NULL)
|
|
1376 return;
|
|
1377
|
|
1378 fp_in = mch_fopen((char *)fname, READBIN);
|
|
1379 if (fp_in == NULL)
|
|
1380 {
|
|
1381 /* if it does exist, but we can't read it, don't try writing */
|
|
1382 if (mch_stat((char *)fname, &st_new) == 0)
|
|
1383 goto end;
|
|
1384 #if defined(UNIX) || defined(VMS)
|
|
1385 /*
|
|
1386 * For Unix we create the .viminfo non-accessible for others,
|
|
1387 * because it may contain text from non-accessible documents.
|
|
1388 */
|
|
1389 umask_save = umask(077);
|
|
1390 #endif
|
|
1391 fp_out = mch_fopen((char *)fname, WRITEBIN);
|
|
1392 #if defined(UNIX) || defined(VMS)
|
|
1393 (void)umask(umask_save);
|
|
1394 #endif
|
|
1395 }
|
|
1396 else
|
|
1397 {
|
|
1398 /*
|
|
1399 * There is an existing viminfo file. Create a temporary file to
|
|
1400 * write the new viminfo into, in the same directory as the
|
|
1401 * existing viminfo file, which will be renamed later.
|
|
1402 */
|
|
1403 #ifdef UNIX
|
|
1404 /*
|
|
1405 * For Unix we check the owner of the file. It's not very nice to
|
|
1406 * overwrite a user's viminfo file after a "su root", with a
|
|
1407 * viminfo file that the user can't read.
|
|
1408 */
|
|
1409 st_old.st_dev = st_old.st_ino = 0;
|
|
1410 st_old.st_mode = 0600;
|
|
1411 if (mch_stat((char *)fname, &st_old) == 0 && getuid() &&
|
|
1412 !(st_old.st_uid == getuid()
|
|
1413 ? (st_old.st_mode & 0200)
|
|
1414 : (st_old.st_gid == getgid()
|
|
1415 ? (st_old.st_mode & 0020)
|
|
1416 : (st_old.st_mode & 0002))))
|
|
1417 {
|
|
1418 int tt;
|
|
1419
|
|
1420 /* avoid a wait_return for this message, it's annoying */
|
|
1421 tt = msg_didany;
|
|
1422 EMSG2(_("E137: Viminfo file is not writable: %s"), fname);
|
|
1423 msg_didany = tt;
|
|
1424 goto end;
|
|
1425 }
|
|
1426 #endif
|
|
1427
|
|
1428 /*
|
|
1429 * Make tempname.
|
|
1430 * May try twice: Once normal and once with shortname set, just in
|
|
1431 * case somebody puts his viminfo file in an 8.3 filesystem.
|
|
1432 */
|
|
1433 for (;;)
|
|
1434 {
|
|
1435 tempname = buf_modname(
|
|
1436 #ifdef UNIX
|
|
1437 shortname,
|
|
1438 #else
|
|
1439 # ifdef SHORT_FNAME
|
|
1440 TRUE,
|
|
1441 # else
|
|
1442 # ifdef FEAT_GUI_W32
|
|
1443 gui_is_win32s(),
|
|
1444 # else
|
|
1445 FALSE,
|
|
1446 # endif
|
|
1447 # endif
|
|
1448 #endif
|
|
1449 fname,
|
|
1450 #ifdef VMS
|
|
1451 (char_u *)"-tmp",
|
|
1452 #else
|
|
1453 # ifdef RISCOS
|
|
1454 (char_u *)"/tmp",
|
|
1455 # else
|
|
1456 (char_u *)".tmp",
|
|
1457 # endif
|
|
1458 #endif
|
|
1459 FALSE);
|
|
1460 if (tempname == NULL) /* out of memory */
|
|
1461 break;
|
|
1462
|
|
1463 /*
|
|
1464 * Check if tempfile already exists. Never overwrite an
|
|
1465 * existing file!
|
|
1466 */
|
|
1467 if (mch_stat((char *)tempname, &st_new) == 0)
|
|
1468 {
|
|
1469 #ifdef UNIX
|
|
1470 /*
|
|
1471 * Check if tempfile is same as original file. May happen
|
|
1472 * when modname() gave the same file back. E.g. silly
|
|
1473 * link, or file name-length reached. Try again with
|
|
1474 * shortname set.
|
|
1475 */
|
|
1476 if (!shortname && st_new.st_dev == st_old.st_dev &&
|
|
1477 st_new.st_ino == st_old.st_ino)
|
|
1478 {
|
|
1479 vim_free(tempname);
|
|
1480 tempname = NULL;
|
|
1481 shortname = TRUE;
|
|
1482 continue;
|
|
1483 }
|
|
1484 #endif
|
|
1485 /*
|
|
1486 * Try another name. Change one character, just before
|
|
1487 * the extension. This should also work for an 8.3
|
|
1488 * file name, when after adding the extension it still is
|
|
1489 * the same file as the original.
|
|
1490 */
|
|
1491 wp = tempname + STRLEN(tempname) - 5;
|
|
1492 if (wp < gettail(tempname)) /* empty file name? */
|
|
1493 wp = gettail(tempname);
|
|
1494 for (*wp = 'z'; mch_stat((char *)tempname, &st_new) == 0;
|
|
1495 --*wp)
|
|
1496 {
|
|
1497 /*
|
|
1498 * They all exist? Must be something wrong! Don't
|
|
1499 * write the viminfo file then.
|
|
1500 */
|
|
1501 if (*wp == 'a')
|
|
1502 {
|
|
1503 vim_free(tempname);
|
|
1504 tempname = NULL;
|
|
1505 break;
|
|
1506 }
|
|
1507 }
|
|
1508 }
|
|
1509 break;
|
|
1510 }
|
|
1511
|
|
1512 if (tempname != NULL)
|
|
1513 {
|
|
1514 fp_out = mch_fopen((char *)tempname, WRITEBIN);
|
|
1515
|
|
1516 /*
|
|
1517 * If we can't create in the same directory, try creating a
|
|
1518 * "normal" temp file.
|
|
1519 */
|
|
1520 if (fp_out == NULL)
|
|
1521 {
|
|
1522 vim_free(tempname);
|
|
1523 if ((tempname = vim_tempname('o')) != NULL)
|
|
1524 fp_out = mch_fopen((char *)tempname, WRITEBIN);
|
|
1525 }
|
|
1526 #ifdef UNIX
|
|
1527 /*
|
|
1528 * Set file protection same as original file, but strip s-bit
|
|
1529 * and make sure the owner can read/write it.
|
|
1530 */
|
|
1531 if (fp_out != NULL)
|
|
1532 {
|
|
1533 (void)mch_setperm(tempname,
|
|
1534 (long)((st_old.st_mode & 0777) | 0600));
|
|
1535 /* this only works for root: */
|
|
1536 (void)chown((char *)tempname, st_old.st_uid, st_old.st_gid);
|
|
1537 }
|
|
1538 #endif
|
|
1539 }
|
|
1540 }
|
|
1541
|
|
1542 /*
|
|
1543 * Check if the new viminfo file can be written to.
|
|
1544 */
|
|
1545 if (fp_out == NULL)
|
|
1546 {
|
|
1547 EMSG2(_("E138: Can't write viminfo file %s!"),
|
|
1548 (fp_in == NULL || tempname == NUL) ? fname : tempname);
|
|
1549 if (fp_in != NULL)
|
|
1550 fclose(fp_in);
|
|
1551 goto end;
|
|
1552 }
|
|
1553
|
|
1554 if (p_verbose > 0)
|
|
1555 msg_str((char_u *)_("Writing viminfo file \"%s\""), fname);
|
|
1556
|
|
1557 viminfo_errcnt = 0;
|
|
1558 do_viminfo(fp_in, fp_out, !forceit, !forceit, FALSE);
|
|
1559
|
|
1560 fclose(fp_out); /* errors are ignored !? */
|
|
1561 if (fp_in != NULL)
|
|
1562 {
|
|
1563 fclose(fp_in);
|
|
1564 /*
|
|
1565 * In case of an error, don't overwrite the original viminfo file.
|
|
1566 */
|
|
1567 if (viminfo_errcnt || vim_rename(tempname, fname) == -1)
|
|
1568 mch_remove(tempname);
|
|
1569 }
|
|
1570 end:
|
|
1571 vim_free(fname);
|
|
1572 vim_free(tempname);
|
|
1573 }
|
|
1574
|
|
1575 /*
|
|
1576 * Get the viminfo file name to use.
|
|
1577 * If "file" is given and not empty, use it (has already been expanded by
|
|
1578 * cmdline functions).
|
|
1579 * Otherwise use "-i file_name", value from 'viminfo' or the default, and
|
|
1580 * expand environment variables.
|
|
1581 * Returns an allocated string. NULL when out of memory.
|
|
1582 */
|
|
1583 static char_u *
|
|
1584 viminfo_filename(file)
|
|
1585 char_u *file;
|
|
1586 {
|
|
1587 if (file == NULL || *file == NUL)
|
|
1588 {
|
|
1589 if (use_viminfo != NULL)
|
|
1590 file = use_viminfo;
|
|
1591 else if ((file = find_viminfo_parameter('n')) == NULL || *file == NUL)
|
|
1592 {
|
|
1593 #ifdef VIMINFO_FILE2
|
|
1594 /* don't use $HOME when not defined (turned into "c:/"!). */
|
|
1595 # ifdef VMS
|
|
1596 if (mch_getenv((char_u *)"SYS$LOGIN") == NULL)
|
|
1597 # else
|
|
1598 if (mch_getenv((char_u *)"HOME") == NULL)
|
|
1599 # endif
|
|
1600 {
|
|
1601 /* don't use $VIM when not available. */
|
|
1602 expand_env((char_u *)"$VIM", NameBuff, MAXPATHL);
|
|
1603 if (STRCMP("$VIM", NameBuff) != 0) /* $VIM was expanded */
|
|
1604 file = (char_u *)VIMINFO_FILE2;
|
|
1605 else
|
|
1606 file = (char_u *)VIMINFO_FILE;
|
|
1607 }
|
|
1608 else
|
|
1609 #endif
|
|
1610 file = (char_u *)VIMINFO_FILE;
|
|
1611 }
|
|
1612 expand_env(file, NameBuff, MAXPATHL);
|
|
1613 file = NameBuff;
|
|
1614 }
|
|
1615 return vim_strsave(file);
|
|
1616 }
|
|
1617
|
|
1618 /*
|
|
1619 * do_viminfo() -- Should only be called from read_viminfo() & write_viminfo().
|
|
1620 */
|
|
1621 static void
|
|
1622 do_viminfo(fp_in, fp_out, want_info, want_marks, force_read)
|
|
1623 FILE *fp_in;
|
|
1624 FILE *fp_out;
|
|
1625 int want_info;
|
|
1626 int want_marks;
|
|
1627 int force_read;
|
|
1628 {
|
|
1629 int count = 0;
|
|
1630 int eof = FALSE;
|
|
1631 vir_T vir;
|
|
1632
|
|
1633 if ((vir.vir_line = alloc(LSIZE)) == NULL)
|
|
1634 return;
|
|
1635 vir.vir_fd = fp_in;
|
|
1636 #ifdef FEAT_MBYTE
|
|
1637 vir.vir_conv.vc_type = CONV_NONE;
|
|
1638 #endif
|
|
1639
|
|
1640 if (fp_in != NULL)
|
|
1641 {
|
|
1642 if (want_info)
|
|
1643 eof = read_viminfo_up_to_marks(&vir, force_read, fp_out != NULL);
|
|
1644 else
|
|
1645 /* Skip info, find start of marks */
|
|
1646 while (!(eof = viminfo_readline(&vir))
|
|
1647 && vir.vir_line[0] != '>')
|
|
1648 ;
|
|
1649 }
|
|
1650 if (fp_out != NULL)
|
|
1651 {
|
|
1652 /* Write the info: */
|
|
1653 fprintf(fp_out, _("# This viminfo file was generated by Vim %s.\n"),
|
|
1654 VIM_VERSION_MEDIUM);
|
|
1655 fprintf(fp_out, _("# You may edit it if you're careful!\n\n"));
|
|
1656 #ifdef FEAT_MBYTE
|
|
1657 fprintf(fp_out, _("# Value of 'encoding' when this file was written\n"));
|
|
1658 fprintf(fp_out, "*encoding=%s\n\n", p_enc);
|
|
1659 #endif
|
|
1660 write_viminfo_search_pattern(fp_out);
|
|
1661 write_viminfo_sub_string(fp_out);
|
|
1662 #ifdef FEAT_CMDHIST
|
|
1663 write_viminfo_history(fp_out);
|
|
1664 #endif
|
|
1665 write_viminfo_registers(fp_out);
|
|
1666 #ifdef FEAT_EVAL
|
|
1667 write_viminfo_varlist(fp_out);
|
|
1668 #endif
|
|
1669 write_viminfo_filemarks(fp_out);
|
|
1670 write_viminfo_bufferlist(fp_out);
|
|
1671 count = write_viminfo_marks(fp_out);
|
|
1672 }
|
|
1673 if (fp_in != NULL && want_marks)
|
|
1674 copy_viminfo_marks(&vir, fp_out, count, eof);
|
|
1675
|
|
1676 vim_free(vir.vir_line);
|
|
1677 #ifdef FEAT_MBYTE
|
|
1678 if (vir.vir_conv.vc_type != CONV_NONE)
|
|
1679 convert_setup(&vir.vir_conv, NULL, NULL);
|
|
1680 #endif
|
|
1681 }
|
|
1682
|
|
1683 /*
|
|
1684 * read_viminfo_up_to_marks() -- Only called from do_viminfo(). Reads in the
|
|
1685 * first part of the viminfo file which contains everything but the marks that
|
|
1686 * are local to a file. Returns TRUE when end-of-file is reached. -- webb
|
|
1687 */
|
|
1688 static int
|
|
1689 read_viminfo_up_to_marks(virp, forceit, writing)
|
|
1690 vir_T *virp;
|
|
1691 int forceit;
|
|
1692 int writing;
|
|
1693 {
|
|
1694 int eof;
|
|
1695 buf_T *buf;
|
|
1696
|
|
1697 #ifdef FEAT_CMDHIST
|
|
1698 prepare_viminfo_history(forceit ? 9999 : 0);
|
|
1699 #endif
|
|
1700 eof = viminfo_readline(virp);
|
|
1701 while (!eof && virp->vir_line[0] != '>')
|
|
1702 {
|
|
1703 switch (virp->vir_line[0])
|
|
1704 {
|
|
1705 /* Characters reserved for future expansion, ignored now */
|
|
1706 case '+': /* "+40 /path/dir file", for running vim without args */
|
|
1707 case '|': /* to be defined */
|
|
1708 case '^': /* to be defined */
|
|
1709 case '<': /* long line - ignored */
|
|
1710 /* A comment or empty line. */
|
|
1711 case NUL:
|
|
1712 case '\r':
|
|
1713 case '\n':
|
|
1714 case '#':
|
|
1715 eof = viminfo_readline(virp);
|
|
1716 break;
|
|
1717 case '*': /* "*encoding=value" */
|
|
1718 eof = viminfo_encoding(virp);
|
|
1719 break;
|
|
1720 case '!': /* global variable */
|
|
1721 #ifdef FEAT_EVAL
|
|
1722 eof = read_viminfo_varlist(virp, writing);
|
|
1723 #else
|
|
1724 eof = viminfo_readline(virp);
|
|
1725 #endif
|
|
1726 break;
|
|
1727 case '%': /* entry for buffer list */
|
|
1728 eof = read_viminfo_bufferlist(virp, writing);
|
|
1729 break;
|
|
1730 case '"':
|
|
1731 eof = read_viminfo_register(virp, forceit);
|
|
1732 break;
|
|
1733 case '/': /* Search string */
|
|
1734 case '&': /* Substitute search string */
|
|
1735 case '~': /* Last search string, followed by '/' or '&' */
|
|
1736 eof = read_viminfo_search_pattern(virp, forceit);
|
|
1737 break;
|
|
1738 case '$':
|
|
1739 eof = read_viminfo_sub_string(virp, forceit);
|
|
1740 break;
|
|
1741 case ':':
|
|
1742 case '?':
|
|
1743 case '=':
|
|
1744 case '@':
|
|
1745 #ifdef FEAT_CMDHIST
|
|
1746 eof = read_viminfo_history(virp);
|
|
1747 #else
|
|
1748 eof = viminfo_readline(virp);
|
|
1749 #endif
|
|
1750 break;
|
|
1751 case '-':
|
|
1752 case '\'':
|
|
1753 eof = read_viminfo_filemark(virp, forceit);
|
|
1754 break;
|
|
1755 default:
|
|
1756 if (viminfo_error("E575: ", _("Illegal starting char"),
|
|
1757 virp->vir_line))
|
|
1758 eof = TRUE;
|
|
1759 else
|
|
1760 eof = viminfo_readline(virp);
|
|
1761 break;
|
|
1762 }
|
|
1763 }
|
|
1764
|
|
1765 #ifdef FEAT_CMDHIST
|
|
1766 /* Finish reading history items. */
|
|
1767 finish_viminfo_history();
|
|
1768 #endif
|
|
1769
|
|
1770 /* Change file names to buffer numbers for fmarks. */
|
|
1771 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
1772 fmarks_check_names(buf);
|
|
1773
|
|
1774 return eof;
|
|
1775 }
|
|
1776
|
|
1777 /*
|
|
1778 * Compare the 'encoding' value in the viminfo file with the current value of
|
|
1779 * 'encoding'. If different and the 'c' flag is in 'viminfo', setup for
|
|
1780 * conversion of text with iconv() in viminfo_readstring().
|
|
1781 */
|
|
1782 static int
|
|
1783 viminfo_encoding(virp)
|
|
1784 vir_T *virp;
|
|
1785 {
|
|
1786 #ifdef FEAT_MBYTE
|
|
1787 char_u *p;
|
|
1788 int i;
|
|
1789
|
|
1790 if (get_viminfo_parameter('c') != 0)
|
|
1791 {
|
|
1792 p = vim_strchr(virp->vir_line, '=');
|
|
1793 if (p != NULL)
|
|
1794 {
|
|
1795 /* remove trailing newline */
|
|
1796 ++p;
|
|
1797 for (i = 0; vim_isprintc(p[i]); ++i)
|
|
1798 ;
|
|
1799 p[i] = NUL;
|
|
1800
|
|
1801 convert_setup(&virp->vir_conv, p, p_enc);
|
|
1802 }
|
|
1803 }
|
|
1804 #endif
|
|
1805 return viminfo_readline(virp);
|
|
1806 }
|
|
1807
|
|
1808 /*
|
|
1809 * Read a line from the viminfo file.
|
|
1810 * Returns TRUE for end-of-file;
|
|
1811 */
|
|
1812 int
|
|
1813 viminfo_readline(virp)
|
|
1814 vir_T *virp;
|
|
1815 {
|
|
1816 return vim_fgets(virp->vir_line, LSIZE, virp->vir_fd);
|
|
1817 }
|
|
1818
|
|
1819 /*
|
|
1820 * check string read from viminfo file
|
|
1821 * remove '\n' at the end of the line
|
|
1822 * - replace CTRL-V CTRL-V with CTRL-V
|
|
1823 * - replace CTRL-V 'n' with '\n'
|
|
1824 *
|
|
1825 * Check for a long line as written by viminfo_writestring().
|
|
1826 *
|
|
1827 * Return the string in allocated memory (NULL when out of memory).
|
|
1828 */
|
|
1829 /*ARGSUSED*/
|
|
1830 char_u *
|
|
1831 viminfo_readstring(virp, off, convert)
|
|
1832 vir_T *virp;
|
|
1833 int off; /* offset for virp->vir_line */
|
|
1834 int convert; /* convert the string */
|
|
1835 {
|
|
1836 char_u *retval;
|
|
1837 char_u *s, *d;
|
|
1838 long len;
|
|
1839
|
|
1840 if (virp->vir_line[off] == Ctrl_V && vim_isdigit(virp->vir_line[off + 1]))
|
|
1841 {
|
|
1842 len = atol((char *)virp->vir_line + off + 1);
|
|
1843 retval = lalloc(len, TRUE);
|
|
1844 if (retval == NULL)
|
|
1845 {
|
|
1846 /* Line too long? File messed up? Skip next line. */
|
|
1847 (void)vim_fgets(virp->vir_line, 10, virp->vir_fd);
|
|
1848 return NULL;
|
|
1849 }
|
|
1850 (void)vim_fgets(retval, (int)len, virp->vir_fd);
|
|
1851 s = retval + 1; /* Skip the leading '<' */
|
|
1852 }
|
|
1853 else
|
|
1854 {
|
|
1855 retval = vim_strsave(virp->vir_line + off);
|
|
1856 if (retval == NULL)
|
|
1857 return NULL;
|
|
1858 s = retval;
|
|
1859 }
|
|
1860
|
|
1861 /* Change CTRL-V CTRL-V to CTRL-V and CTRL-V n to \n in-place. */
|
|
1862 d = retval;
|
|
1863 while (*s != NUL && *s != '\n')
|
|
1864 {
|
|
1865 if (s[0] == Ctrl_V && s[1] != NUL)
|
|
1866 {
|
|
1867 if (s[1] == 'n')
|
|
1868 *d++ = '\n';
|
|
1869 else
|
|
1870 *d++ = Ctrl_V;
|
|
1871 s += 2;
|
|
1872 }
|
|
1873 else
|
|
1874 *d++ = *s++;
|
|
1875 }
|
|
1876 *d = NUL;
|
|
1877
|
|
1878 #ifdef FEAT_MBYTE
|
|
1879 if (convert && virp->vir_conv.vc_type != CONV_NONE && *retval != NUL)
|
|
1880 {
|
|
1881 d = string_convert(&virp->vir_conv, retval, NULL);
|
|
1882 if (d != NULL)
|
|
1883 {
|
|
1884 vim_free(retval);
|
|
1885 retval = d;
|
|
1886 }
|
|
1887 }
|
|
1888 #endif
|
|
1889
|
|
1890 return retval;
|
|
1891 }
|
|
1892
|
|
1893 /*
|
|
1894 * write string to viminfo file
|
|
1895 * - replace CTRL-V with CTRL-V CTRL-V
|
|
1896 * - replace '\n' with CTRL-V 'n'
|
|
1897 * - add a '\n' at the end
|
|
1898 *
|
|
1899 * For a long line:
|
|
1900 * - write " CTRL-V <length> \n " in first line
|
|
1901 * - write " < <string> \n " in second line
|
|
1902 */
|
|
1903 void
|
|
1904 viminfo_writestring(fd, p)
|
|
1905 FILE *fd;
|
|
1906 char_u *p;
|
|
1907 {
|
|
1908 int c;
|
|
1909 char_u *s;
|
|
1910 int len = 0;
|
|
1911
|
|
1912 for (s = p; *s != NUL; ++s)
|
|
1913 {
|
|
1914 if (*s == Ctrl_V || *s == '\n')
|
|
1915 ++len;
|
|
1916 ++len;
|
|
1917 }
|
|
1918
|
|
1919 /* If the string will be too long, write its length and put it in the next
|
|
1920 * line. Take into account that some room is needed for what comes before
|
|
1921 * the string (e.g., variable name). Add something to the length for the
|
|
1922 * '<', NL and trailing NUL. */
|
|
1923 if (len > LSIZE / 2)
|
|
1924 fprintf(fd, IF_EB("\026%d\n<", CTRL_V_STR "%d\n<"), len + 3);
|
|
1925
|
|
1926 while ((c = *p++) != NUL)
|
|
1927 {
|
|
1928 if (c == Ctrl_V || c == '\n')
|
|
1929 {
|
|
1930 putc(Ctrl_V, fd);
|
|
1931 if (c == '\n')
|
|
1932 c = 'n';
|
|
1933 }
|
|
1934 putc(c, fd);
|
|
1935 }
|
|
1936 putc('\n', fd);
|
|
1937 }
|
|
1938 #endif /* FEAT_VIMINFO */
|
|
1939
|
|
1940 /*
|
|
1941 * Implementation of ":fixdel", also used by get_stty().
|
|
1942 * <BS> resulting <Del>
|
|
1943 * ^? ^H
|
|
1944 * not ^? ^?
|
|
1945 */
|
|
1946 /*ARGSUSED*/
|
|
1947 void
|
|
1948 do_fixdel(eap)
|
|
1949 exarg_T *eap;
|
|
1950 {
|
|
1951 char_u *p;
|
|
1952
|
|
1953 p = find_termcode((char_u *)"kb");
|
|
1954 add_termcode((char_u *)"kD", p != NULL
|
|
1955 && *p == DEL ? (char_u *)CTRL_H_STR : DEL_STR, FALSE);
|
|
1956 }
|
|
1957
|
|
1958 void
|
|
1959 print_line_no_prefix(lnum, use_number)
|
|
1960 linenr_T lnum;
|
|
1961 int use_number;
|
|
1962 {
|
13
|
1963 char_u numbuf[30];
|
7
|
1964
|
|
1965 if (curwin->w_p_nu || use_number)
|
|
1966 {
|
13
|
1967 sprintf((char *)numbuf, "%*ld ", number_width(curwin), (long)lnum);
|
7
|
1968 msg_puts_attr(numbuf, hl_attr(HLF_N)); /* Highlight line nrs */
|
|
1969 }
|
|
1970 msg_prt_line(ml_get(lnum));
|
|
1971 }
|
|
1972
|
|
1973 /*
|
|
1974 * Print a text line. Also in silent mode ("ex -s").
|
|
1975 */
|
|
1976 void
|
|
1977 print_line(lnum, use_number)
|
|
1978 linenr_T lnum;
|
|
1979 int use_number;
|
|
1980 {
|
|
1981 int save_silent = silent_mode;
|
|
1982
|
|
1983 silent_mode = FALSE;
|
|
1984 msg_start();
|
|
1985 print_line_no_prefix(lnum, use_number);
|
|
1986 if (save_silent)
|
|
1987 {
|
|
1988 msg_putchar('\n');
|
|
1989 cursor_on(); /* msg_start() switches it off */
|
|
1990 out_flush();
|
|
1991 silent_mode = save_silent;
|
|
1992 }
|
|
1993 }
|
|
1994
|
|
1995 /*
|
|
1996 * ":file[!] [fname]".
|
|
1997 */
|
|
1998 void
|
|
1999 ex_file(eap)
|
|
2000 exarg_T *eap;
|
|
2001 {
|
|
2002 char_u *fname, *sfname, *xfname;
|
|
2003 buf_T *buf;
|
|
2004
|
14
|
2005 /* ":0file" removes the file name. Check for illegal uses ":3file",
|
|
2006 * "0file name", etc. */
|
|
2007 if (eap->addr_count > 0
|
|
2008 && (*eap->arg != NUL
|
|
2009 || eap->line2 > 0
|
|
2010 || eap->addr_count > 1))
|
|
2011 {
|
|
2012 EMSG(_(e_invarg));
|
|
2013 return;
|
|
2014 }
|
|
2015
|
|
2016 if (*eap->arg != NUL || eap->addr_count == 1)
|
7
|
2017 {
|
|
2018 #ifdef FEAT_AUTOCMD
|
|
2019 buf = curbuf;
|
|
2020 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, curbuf);
|
|
2021 /* buffer changed, don't change name now */
|
|
2022 if (buf != curbuf)
|
|
2023 return;
|
|
2024 # ifdef FEAT_EVAL
|
|
2025 if (aborting()) /* autocmds may abort script processing */
|
|
2026 return;
|
|
2027 # endif
|
|
2028 #endif
|
|
2029 /*
|
|
2030 * The name of the current buffer will be changed.
|
|
2031 * A new (unlisted) buffer entry needs to be made to hold the old file
|
|
2032 * name, which will become the alternate file name.
|
29
|
2033 * But don't set the alternate file name if the buffer didn't have a
|
|
2034 * name.
|
7
|
2035 */
|
|
2036 fname = curbuf->b_ffname;
|
|
2037 sfname = curbuf->b_sfname;
|
|
2038 xfname = curbuf->b_fname;
|
|
2039 curbuf->b_ffname = NULL;
|
|
2040 curbuf->b_sfname = NULL;
|
|
2041 if (setfname(curbuf, eap->arg, NULL, TRUE) == FAIL)
|
|
2042 {
|
|
2043 curbuf->b_ffname = fname;
|
|
2044 curbuf->b_sfname = sfname;
|
|
2045 return;
|
|
2046 }
|
|
2047 curbuf->b_flags |= BF_NOTEDITED;
|
29
|
2048 if (xfname != NULL && *xfname != NUL)
|
|
2049 {
|
|
2050 buf = buflist_new(fname, xfname, curwin->w_cursor.lnum, 0);
|
|
2051 if (buf != NULL && !cmdmod.keepalt)
|
|
2052 curwin->w_alt_fnum = buf->b_fnum;
|
|
2053 }
|
7
|
2054 vim_free(fname);
|
|
2055 vim_free(sfname);
|
|
2056 #ifdef FEAT_AUTOCMD
|
|
2057 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, curbuf);
|
|
2058 #endif
|
|
2059 }
|
|
2060 /* print full file name if :cd used */
|
|
2061 fileinfo(FALSE, FALSE, eap->forceit);
|
|
2062 }
|
|
2063
|
|
2064 /*
|
|
2065 * ":update".
|
|
2066 */
|
|
2067 void
|
|
2068 ex_update(eap)
|
|
2069 exarg_T *eap;
|
|
2070 {
|
|
2071 if (curbufIsChanged())
|
|
2072 (void)do_write(eap);
|
|
2073 }
|
|
2074
|
|
2075 /*
|
|
2076 * ":write" and ":saveas".
|
|
2077 */
|
|
2078 void
|
|
2079 ex_write(eap)
|
|
2080 exarg_T *eap;
|
|
2081 {
|
|
2082 if (eap->usefilter) /* input lines to shell command */
|
|
2083 do_bang(1, eap, FALSE, TRUE, FALSE);
|
|
2084 else
|
|
2085 (void)do_write(eap);
|
|
2086 }
|
|
2087
|
|
2088 /*
|
|
2089 * write current buffer to file 'eap->arg'
|
|
2090 * if 'eap->append' is TRUE, append to the file
|
|
2091 *
|
|
2092 * if *eap->arg == NUL write to current file
|
|
2093 *
|
|
2094 * return FAIL for failure, OK otherwise
|
|
2095 */
|
|
2096 int
|
|
2097 do_write(eap)
|
|
2098 exarg_T *eap;
|
|
2099 {
|
|
2100 int other;
|
|
2101 char_u *fname = NULL; /* init to shut up gcc */
|
|
2102 char_u *ffname;
|
|
2103 int retval = FAIL;
|
|
2104 char_u *free_fname = NULL;
|
|
2105 #ifdef FEAT_BROWSE
|
|
2106 char_u *browse_file = NULL;
|
|
2107 #endif
|
|
2108 buf_T *alt_buf = NULL;
|
|
2109
|
|
2110 if (not_writing()) /* check 'write' option */
|
|
2111 return FAIL;
|
|
2112
|
|
2113 ffname = eap->arg;
|
|
2114 #ifdef FEAT_BROWSE
|
|
2115 if (cmdmod.browse)
|
|
2116 {
|
29
|
2117 browse_file = do_browse(BROWSE_SAVE, (char_u *)_("Save As"), ffname,
|
7
|
2118 NULL, NULL, NULL, curbuf);
|
|
2119 if (browse_file == NULL)
|
|
2120 goto theend;
|
|
2121 ffname = browse_file;
|
|
2122 }
|
|
2123 #endif
|
|
2124 if (*ffname == NUL)
|
|
2125 {
|
|
2126 if (eap->cmdidx == CMD_saveas)
|
|
2127 {
|
|
2128 EMSG(_(e_argreq));
|
|
2129 goto theend;
|
|
2130 }
|
|
2131 other = FALSE;
|
|
2132 }
|
|
2133 else
|
|
2134 {
|
|
2135 fname = ffname;
|
|
2136 free_fname = fix_fname(ffname);
|
|
2137 /*
|
|
2138 * When out-of-memory, keep unexpanded file name, because we MUST be
|
|
2139 * able to write the file in this situation.
|
|
2140 */
|
|
2141 if (free_fname != NULL)
|
|
2142 ffname = free_fname;
|
|
2143 other = otherfile(ffname);
|
|
2144 }
|
|
2145
|
|
2146 /*
|
|
2147 * If we have a new file, put its name in the list of alternate file names.
|
|
2148 */
|
|
2149 if (other)
|
|
2150 {
|
|
2151 if (vim_strchr(p_cpo, CPO_ALTWRITE) != NULL
|
|
2152 || eap->cmdidx == CMD_saveas)
|
|
2153 alt_buf = setaltfname(ffname, fname, (linenr_T)1);
|
|
2154 else
|
|
2155 alt_buf = buflist_findname(ffname);
|
|
2156 if (alt_buf != NULL && alt_buf->b_ml.ml_mfp != NULL)
|
|
2157 {
|
|
2158 /* Overwriting a file that is loaded in another buffer is not a
|
|
2159 * good idea. */
|
|
2160 EMSG(_("E139: File is loaded in another buffer"));
|
|
2161 goto theend;
|
|
2162 }
|
|
2163 }
|
|
2164
|
|
2165 /*
|
|
2166 * Writing to the current file is not allowed in readonly mode
|
|
2167 * and a file name is required.
|
|
2168 * "nofile" and "nowrite" buffers cannot be written implicitly either.
|
|
2169 */
|
|
2170 if (!other && (
|
|
2171 #ifdef FEAT_QUICKFIX
|
|
2172 bt_dontwrite_msg(curbuf) ||
|
|
2173 #endif
|
|
2174 check_fname() == FAIL || check_readonly(&eap->forceit, curbuf)))
|
|
2175 goto theend;
|
|
2176
|
|
2177 if (!other)
|
|
2178 {
|
|
2179 ffname = curbuf->b_ffname;
|
|
2180 fname = curbuf->b_fname;
|
|
2181 /*
|
|
2182 * Not writing the whole file is only allowed with '!'.
|
|
2183 */
|
|
2184 if ( (eap->line1 != 1
|
|
2185 || eap->line2 != curbuf->b_ml.ml_line_count)
|
|
2186 && !eap->forceit
|
|
2187 && !eap->append
|
|
2188 && !p_wa)
|
|
2189 {
|
|
2190 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2191 if (p_confirm || cmdmod.confirm)
|
|
2192 {
|
|
2193 if (vim_dialog_yesno(VIM_QUESTION, NULL,
|
|
2194 (char_u *)_("Write partial file?"), 2) != VIM_YES)
|
|
2195 goto theend;
|
|
2196 eap->forceit = TRUE;
|
|
2197 }
|
|
2198 else
|
|
2199 #endif
|
|
2200 {
|
|
2201 EMSG(_("E140: Use ! to write partial buffer"));
|
|
2202 goto theend;
|
|
2203 }
|
|
2204 }
|
|
2205 }
|
|
2206
|
|
2207 if (check_overwrite(eap, curbuf, fname, ffname, other) == OK)
|
|
2208 {
|
|
2209 if (eap->cmdidx == CMD_saveas && alt_buf != NULL)
|
|
2210 {
|
|
2211 #ifdef FEAT_AUTOCMD
|
|
2212 buf_T *was_curbuf = curbuf;
|
|
2213
|
|
2214 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, curbuf);
|
21
|
2215 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, alt_buf);
|
7
|
2216 # ifdef FEAT_EVAL
|
|
2217 if (curbuf != was_curbuf || aborting())
|
|
2218 # else
|
|
2219 if (curbuf != was_curbuf)
|
|
2220 # endif
|
|
2221 {
|
|
2222 /* buffer changed, don't change name now */
|
|
2223 retval = FAIL;
|
|
2224 goto theend;
|
|
2225 }
|
|
2226 #endif
|
|
2227 /* Exchange the file names for the current and the alternate
|
|
2228 * buffer. This makes it look like we are now editing the buffer
|
|
2229 * under the new name. Must be done before buf_write(), because
|
|
2230 * if there is no file name and 'cpo' contains 'F', it will set
|
|
2231 * the file name. */
|
|
2232 fname = alt_buf->b_fname;
|
|
2233 alt_buf->b_fname = curbuf->b_fname;
|
|
2234 curbuf->b_fname = fname;
|
|
2235 fname = alt_buf->b_ffname;
|
|
2236 alt_buf->b_ffname = curbuf->b_ffname;
|
|
2237 curbuf->b_ffname = fname;
|
|
2238 fname = alt_buf->b_sfname;
|
|
2239 alt_buf->b_sfname = curbuf->b_sfname;
|
|
2240 curbuf->b_sfname = fname;
|
|
2241 buf_name_changed(curbuf);
|
|
2242 #ifdef FEAT_AUTOCMD
|
|
2243 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, curbuf);
|
21
|
2244 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, alt_buf);
|
7
|
2245 if (!alt_buf->b_p_bl)
|
|
2246 {
|
|
2247 alt_buf->b_p_bl = TRUE;
|
|
2248 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, alt_buf);
|
|
2249 }
|
|
2250 # ifdef FEAT_EVAL
|
|
2251 if (curbuf != was_curbuf || aborting())
|
|
2252 # else
|
|
2253 if (curbuf != was_curbuf)
|
|
2254 # endif
|
|
2255 {
|
|
2256 /* buffer changed, don't write the file */
|
|
2257 retval = FAIL;
|
|
2258 goto theend;
|
|
2259 }
|
|
2260 #endif
|
|
2261 }
|
|
2262
|
|
2263 retval = buf_write(curbuf, ffname, fname, eap->line1, eap->line2,
|
|
2264 eap, eap->append, eap->forceit, TRUE, FALSE);
|
|
2265 }
|
|
2266
|
|
2267 theend:
|
|
2268 #ifdef FEAT_BROWSE
|
|
2269 vim_free(browse_file);
|
|
2270 #endif
|
|
2271 vim_free(free_fname);
|
|
2272 return retval;
|
|
2273 }
|
|
2274
|
|
2275 /*
|
|
2276 * Check if it is allowed to overwrite a file. If b_flags has BF_NOTEDITED,
|
|
2277 * BF_NEW or BF_READERR, check for overwriting current file.
|
|
2278 * May set eap->forceit if a dialog says it's OK to overwrite.
|
|
2279 * Return OK if it's OK, FAIL if it is not.
|
|
2280 */
|
|
2281 /*ARGSUSED*/
|
|
2282 static int
|
|
2283 check_overwrite(eap, buf, fname, ffname, other)
|
|
2284 exarg_T *eap;
|
|
2285 buf_T *buf;
|
|
2286 char_u *fname; /* file name to be used (can differ from
|
|
2287 buf->ffname) */
|
|
2288 char_u *ffname; /* full path version of fname */
|
|
2289 int other; /* writing under other name */
|
|
2290 {
|
|
2291 /*
|
|
2292 * write to other file or b_flags set or not writing the whole file:
|
|
2293 * overwriting only allowed with '!'
|
|
2294 */
|
|
2295 if ( (other
|
|
2296 || (buf->b_flags & BF_NOTEDITED)
|
|
2297 || ((buf->b_flags & BF_NEW)
|
|
2298 && vim_strchr(p_cpo, CPO_OVERNEW) == NULL)
|
|
2299 || (buf->b_flags & BF_READERR))
|
|
2300 && !eap->forceit
|
|
2301 && !eap->append
|
|
2302 && !p_wa
|
|
2303 && vim_fexists(ffname))
|
|
2304 {
|
|
2305 #ifdef UNIX
|
|
2306 /* with UNIX it is possible to open a directory */
|
|
2307 if (mch_isdir(ffname))
|
|
2308 {
|
|
2309 EMSG2(_(e_isadir2), ffname);
|
|
2310 return FAIL;
|
|
2311 }
|
|
2312 #endif
|
|
2313 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2314 if (p_confirm || cmdmod.confirm)
|
|
2315 {
|
|
2316 char_u buff[IOSIZE];
|
|
2317
|
|
2318 dialog_msg(buff, _("Overwrite existing file \"%.*s\"?"), fname);
|
|
2319 if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 2) != VIM_YES)
|
|
2320 return FAIL;
|
|
2321 eap->forceit = TRUE;
|
|
2322 }
|
|
2323 else
|
|
2324 #endif
|
|
2325 {
|
|
2326 EMSG(_(e_exists));
|
|
2327 return FAIL;
|
|
2328 }
|
|
2329 }
|
|
2330 return OK;
|
|
2331 }
|
|
2332
|
|
2333 /*
|
|
2334 * Handle ":wnext", ":wNext" and ":wprevious" commands.
|
|
2335 */
|
|
2336 void
|
|
2337 ex_wnext(eap)
|
|
2338 exarg_T *eap;
|
|
2339 {
|
|
2340 int i;
|
|
2341
|
|
2342 if (eap->cmd[1] == 'n')
|
|
2343 i = curwin->w_arg_idx + (int)eap->line2;
|
|
2344 else
|
|
2345 i = curwin->w_arg_idx - (int)eap->line2;
|
|
2346 eap->line1 = 1;
|
|
2347 eap->line2 = curbuf->b_ml.ml_line_count;
|
|
2348 if (do_write(eap) != FAIL)
|
|
2349 do_argfile(eap, i);
|
|
2350 }
|
|
2351
|
|
2352 /*
|
|
2353 * ":wall", ":wqall" and ":xall": Write all changed files (and exit).
|
|
2354 */
|
|
2355 void
|
|
2356 do_wqall(eap)
|
|
2357 exarg_T *eap;
|
|
2358 {
|
|
2359 buf_T *buf;
|
|
2360 int error = 0;
|
|
2361 int save_forceit = eap->forceit;
|
|
2362
|
|
2363 if (eap->cmdidx == CMD_xall || eap->cmdidx == CMD_wqall)
|
|
2364 exiting = TRUE;
|
|
2365
|
|
2366 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
2367 {
|
|
2368 if (bufIsChanged(buf))
|
|
2369 {
|
|
2370 /*
|
|
2371 * Check if there is a reason the buffer cannot be written:
|
|
2372 * 1. if the 'write' option is set
|
|
2373 * 2. if there is no file name (even after browsing)
|
|
2374 * 3. if the 'readonly' is set (even after a dialog)
|
|
2375 * 4. if overwriting is allowed (even after a dialog)
|
|
2376 */
|
|
2377 if (not_writing())
|
|
2378 {
|
|
2379 ++error;
|
|
2380 break;
|
|
2381 }
|
|
2382 #ifdef FEAT_BROWSE
|
|
2383 /* ":browse wall": ask for file name if there isn't one */
|
|
2384 if (buf->b_ffname == NULL && cmdmod.browse)
|
|
2385 browse_save_fname(buf);
|
|
2386 #endif
|
|
2387 if (buf->b_ffname == NULL)
|
|
2388 {
|
|
2389 EMSGN(_("E141: No file name for buffer %ld"), (long)buf->b_fnum);
|
|
2390 ++error;
|
|
2391 }
|
|
2392 else if (check_readonly(&eap->forceit, buf)
|
|
2393 || check_overwrite(eap, buf, buf->b_fname, buf->b_ffname,
|
|
2394 FALSE) == FAIL)
|
|
2395 {
|
|
2396 ++error;
|
|
2397 }
|
|
2398 else
|
|
2399 {
|
|
2400 if (buf_write_all(buf, eap->forceit) == FAIL)
|
|
2401 ++error;
|
|
2402 #ifdef FEAT_AUTOCMD
|
|
2403 /* an autocommand may have deleted the buffer */
|
|
2404 if (!buf_valid(buf))
|
|
2405 buf = firstbuf;
|
|
2406 #endif
|
|
2407 }
|
|
2408 eap->forceit = save_forceit; /* check_overwrite() may set it */
|
|
2409 }
|
|
2410 }
|
|
2411 if (exiting)
|
|
2412 {
|
|
2413 if (!error)
|
|
2414 getout(0); /* exit Vim */
|
|
2415 not_exiting();
|
|
2416 }
|
|
2417 }
|
|
2418
|
|
2419 /*
|
|
2420 * Check the 'write' option.
|
|
2421 * Return TRUE and give a message when it's not st.
|
|
2422 */
|
|
2423 int
|
|
2424 not_writing()
|
|
2425 {
|
|
2426 if (p_write)
|
|
2427 return FALSE;
|
|
2428 EMSG(_("E142: File not written: Writing is disabled by 'write' option"));
|
|
2429 return TRUE;
|
|
2430 }
|
|
2431
|
|
2432 /*
|
|
2433 * Check if a buffer is read-only. Ask for overruling in a dialog.
|
|
2434 * Return TRUE and give an error message when the buffer is readonly.
|
|
2435 */
|
|
2436 static int
|
|
2437 check_readonly(forceit, buf)
|
|
2438 int *forceit;
|
|
2439 buf_T *buf;
|
|
2440 {
|
|
2441 if (!*forceit && buf->b_p_ro)
|
|
2442 {
|
|
2443 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2444 if ((p_confirm || cmdmod.confirm) && buf->b_fname != NULL)
|
|
2445 {
|
|
2446 char_u buff[IOSIZE];
|
|
2447
|
|
2448 dialog_msg(buff, _("'readonly' option is set for \"%.*s\".\nDo you wish to write anyway?"),
|
|
2449 buf->b_fname);
|
|
2450
|
|
2451 if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 2) == VIM_YES)
|
|
2452 {
|
|
2453 /* Set forceit, to force the writing of a readonly file */
|
|
2454 *forceit = TRUE;
|
|
2455 return FALSE;
|
|
2456 }
|
|
2457 else
|
|
2458 return TRUE;
|
|
2459 }
|
|
2460 else
|
|
2461 #endif
|
|
2462 EMSG(_(e_readonly));
|
|
2463 return TRUE;
|
|
2464 }
|
|
2465 return FALSE;
|
|
2466 }
|
|
2467
|
|
2468 /*
|
|
2469 * try to abandon current file and edit a new or existing file
|
|
2470 * 'fnum' is the number of the file, if zero use ffname/sfname
|
|
2471 *
|
|
2472 * return 1 for "normal" error, 2 for "not written" error, 0 for success
|
|
2473 * -1 for succesfully opening another file
|
|
2474 * 'lnum' is the line number for the cursor in the new file (if non-zero).
|
|
2475 */
|
|
2476 int
|
|
2477 getfile(fnum, ffname, sfname, setpm, lnum, forceit)
|
|
2478 int fnum;
|
|
2479 char_u *ffname;
|
|
2480 char_u *sfname;
|
|
2481 int setpm;
|
|
2482 linenr_T lnum;
|
|
2483 int forceit;
|
|
2484 {
|
|
2485 int other;
|
|
2486 int retval;
|
|
2487 char_u *free_me = NULL;
|
|
2488
|
|
2489 #ifdef FEAT_CMDWIN
|
|
2490 if (cmdwin_type != 0)
|
|
2491 return 1;
|
|
2492 #endif
|
|
2493
|
|
2494 if (fnum == 0)
|
|
2495 {
|
|
2496 /* make ffname full path, set sfname */
|
|
2497 fname_expand(curbuf, &ffname, &sfname);
|
|
2498 other = otherfile(ffname);
|
|
2499 free_me = ffname; /* has been allocated, free() later */
|
|
2500 }
|
|
2501 else
|
|
2502 other = (fnum != curbuf->b_fnum);
|
|
2503
|
|
2504 if (other)
|
|
2505 ++no_wait_return; /* don't wait for autowrite message */
|
|
2506 if (other && !forceit && curbuf->b_nwindows == 1 && !P_HID(curbuf)
|
|
2507 && curbufIsChanged() && autowrite(curbuf, forceit) == FAIL)
|
|
2508 {
|
|
2509 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2510 if (p_confirm && p_write)
|
|
2511 dialog_changed(curbuf, FALSE);
|
|
2512 if (curbufIsChanged())
|
|
2513 #endif
|
|
2514 {
|
|
2515 if (other)
|
|
2516 --no_wait_return;
|
|
2517 EMSG(_(e_nowrtmsg));
|
|
2518 retval = 2; /* file has been changed */
|
|
2519 goto theend;
|
|
2520 }
|
|
2521 }
|
|
2522 if (other)
|
|
2523 --no_wait_return;
|
|
2524 if (setpm)
|
|
2525 setpcmark();
|
|
2526 if (!other)
|
|
2527 {
|
|
2528 if (lnum != 0)
|
|
2529 curwin->w_cursor.lnum = lnum;
|
|
2530 check_cursor_lnum();
|
|
2531 beginline(BL_SOL | BL_FIX);
|
|
2532 retval = 0; /* it's in the same file */
|
|
2533 }
|
|
2534 else if (do_ecmd(fnum, ffname, sfname, NULL, lnum,
|
|
2535 (P_HID(curbuf) ? ECMD_HIDE : 0) + (forceit ? ECMD_FORCEIT : 0)) == OK)
|
|
2536 retval = -1; /* opened another file */
|
|
2537 else
|
|
2538 retval = 1; /* error encountered */
|
|
2539
|
|
2540 theend:
|
|
2541 vim_free(free_me);
|
|
2542 return retval;
|
|
2543 }
|
|
2544
|
|
2545 /*
|
|
2546 * start editing a new file
|
|
2547 *
|
|
2548 * fnum: file number; if zero use ffname/sfname
|
|
2549 * ffname: the file name
|
|
2550 * - full path if sfname used,
|
|
2551 * - any file name if sfname is NULL
|
|
2552 * - empty string to re-edit with the same file name (but may be
|
|
2553 * in a different directory)
|
|
2554 * - NULL to start an empty buffer
|
|
2555 * sfname: the short file name (or NULL)
|
|
2556 * eap: contains the command to be executed after loading the file and
|
|
2557 * forced 'ff' and 'fenc'
|
|
2558 * newlnum: if > 0: put cursor on this line number (if possible)
|
|
2559 * if ECMD_LASTL: use last position in loaded file
|
|
2560 * if ECMD_LAST: use last position in all files
|
|
2561 * if ECMD_ONE: use first line
|
|
2562 * flags:
|
|
2563 * ECMD_HIDE: if TRUE don't free the current buffer
|
|
2564 * ECMD_SET_HELP: set b_help flag of (new) buffer before opening file
|
|
2565 * ECMD_OLDBUF: use existing buffer if it exists
|
|
2566 * ECMD_FORCEIT: ! used for Ex command
|
|
2567 * ECMD_ADDBUF: don't edit, just add to buffer list
|
|
2568 *
|
|
2569 * return FAIL for failure, OK otherwise
|
|
2570 */
|
|
2571 int
|
|
2572 do_ecmd(fnum, ffname, sfname, eap, newlnum, flags)
|
|
2573 int fnum;
|
|
2574 char_u *ffname;
|
|
2575 char_u *sfname;
|
|
2576 exarg_T *eap; /* can be NULL! */
|
|
2577 linenr_T newlnum;
|
|
2578 int flags;
|
|
2579 {
|
|
2580 int other_file; /* TRUE if editing another file */
|
|
2581 int oldbuf; /* TRUE if using existing buffer */
|
|
2582 #ifdef FEAT_AUTOCMD
|
|
2583 int auto_buf = FALSE; /* TRUE if autocommands brought us
|
|
2584 into the buffer unexpectedly */
|
|
2585 char_u *new_name = NULL;
|
|
2586 #endif
|
|
2587 buf_T *buf;
|
|
2588 #if defined(FEAT_AUTOCMD) || defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2589 buf_T *old_curbuf = curbuf;
|
|
2590 #endif
|
|
2591 char_u *free_fname = NULL;
|
|
2592 #ifdef FEAT_BROWSE
|
|
2593 char_u *browse_file = NULL;
|
|
2594 #endif
|
|
2595 int retval = FAIL;
|
|
2596 long n;
|
|
2597 linenr_T lnum;
|
|
2598 linenr_T topline = 0;
|
|
2599 int newcol = -1;
|
|
2600 int solcol = -1;
|
|
2601 pos_T *pos;
|
|
2602 #ifdef FEAT_SUN_WORKSHOP
|
|
2603 char_u *cp;
|
|
2604 #endif
|
|
2605 char_u *command = NULL;
|
|
2606
|
|
2607 if (eap != NULL)
|
|
2608 command = eap->do_ecmd_cmd;
|
|
2609
|
|
2610 if (fnum != 0)
|
|
2611 {
|
|
2612 if (fnum == curbuf->b_fnum) /* file is already being edited */
|
|
2613 return OK; /* nothing to do */
|
|
2614 other_file = TRUE;
|
|
2615 }
|
|
2616 else
|
|
2617 {
|
|
2618 #ifdef FEAT_BROWSE
|
|
2619 if (cmdmod.browse)
|
|
2620 {
|
29
|
2621 browse_file = do_browse(0, (char_u *)_("Edit File"), ffname,
|
7
|
2622 NULL, NULL, NULL, curbuf);
|
|
2623 if (browse_file == NULL)
|
|
2624 goto theend;
|
|
2625 ffname = browse_file;
|
|
2626 }
|
|
2627 #endif
|
|
2628 /* if no short name given, use ffname for short name */
|
|
2629 if (sfname == NULL)
|
|
2630 sfname = ffname;
|
|
2631 #ifdef USE_FNAME_CASE
|
|
2632 # ifdef USE_LONG_FNAME
|
|
2633 if (USE_LONG_FNAME)
|
|
2634 # endif
|
|
2635 fname_case(sfname, 0); /* set correct case for short file name */
|
|
2636 #endif
|
|
2637
|
|
2638 #ifdef FEAT_LISTCMDS
|
|
2639 if ((flags & ECMD_ADDBUF) && (ffname == NULL || *ffname == NUL))
|
|
2640 goto theend;
|
|
2641 #endif
|
|
2642
|
|
2643 if (ffname == NULL)
|
|
2644 other_file = TRUE;
|
|
2645 /* there is no file name */
|
|
2646 else if (*ffname == NUL && curbuf->b_ffname == NULL)
|
|
2647 other_file = FALSE;
|
|
2648 else
|
|
2649 {
|
|
2650 if (*ffname == NUL) /* re-edit with same file name */
|
|
2651 {
|
|
2652 ffname = curbuf->b_ffname;
|
|
2653 sfname = curbuf->b_fname;
|
|
2654 }
|
|
2655 free_fname = fix_fname(ffname); /* may expand to full path name */
|
|
2656 if (free_fname != NULL)
|
|
2657 ffname = free_fname;
|
|
2658 other_file = otherfile(ffname);
|
|
2659 #ifdef FEAT_SUN_WORKSHOP
|
|
2660 if (usingSunWorkShop && p_acd
|
|
2661 && (cp = vim_strrchr(sfname, '/')) != NULL)
|
|
2662 sfname = ++cp;
|
|
2663 #endif
|
|
2664 }
|
|
2665 }
|
|
2666
|
|
2667 /*
|
|
2668 * if the file was changed we may not be allowed to abandon it
|
|
2669 * - if we are going to re-edit the same file
|
|
2670 * - or if we are the only window on this file and if ECMD_HIDE is FALSE
|
|
2671 */
|
|
2672 if ( ((!other_file && !(flags & ECMD_OLDBUF))
|
|
2673 || (curbuf->b_nwindows == 1
|
|
2674 && !(flags & (ECMD_HIDE | ECMD_ADDBUF))))
|
|
2675 && check_changed(curbuf, p_awa, !other_file,
|
|
2676 (flags & ECMD_FORCEIT), FALSE))
|
|
2677 {
|
|
2678 if (fnum == 0 && other_file && ffname != NULL)
|
|
2679 (void)setaltfname(ffname, sfname, newlnum < 0 ? 0 : newlnum);
|
|
2680 goto theend;
|
|
2681 }
|
|
2682
|
|
2683 #ifdef FEAT_VISUAL
|
|
2684 /*
|
|
2685 * End Visual mode before switching to another buffer, so the text can be
|
|
2686 * copied into the GUI selection buffer.
|
|
2687 */
|
|
2688 reset_VIsual();
|
|
2689 #endif
|
|
2690
|
|
2691 /*
|
|
2692 * If we are starting to edit another file, open a (new) buffer.
|
|
2693 * Otherwise we re-use the current buffer.
|
|
2694 */
|
|
2695 if (other_file)
|
|
2696 {
|
|
2697 #ifdef FEAT_LISTCMDS
|
|
2698 if (!(flags & ECMD_ADDBUF))
|
|
2699 #endif
|
|
2700 {
|
22
|
2701 if (!cmdmod.keepalt)
|
|
2702 curwin->w_alt_fnum = curbuf->b_fnum;
|
7
|
2703 buflist_altfpos();
|
|
2704 }
|
|
2705
|
|
2706 if (fnum)
|
|
2707 buf = buflist_findnr(fnum);
|
|
2708 else
|
|
2709 {
|
|
2710 #ifdef FEAT_LISTCMDS
|
|
2711 if (flags & ECMD_ADDBUF)
|
|
2712 {
|
|
2713 linenr_T tlnum = 1L;
|
|
2714
|
|
2715 if (command != NULL)
|
|
2716 {
|
|
2717 tlnum = atol((char *)command);
|
|
2718 if (tlnum <= 0)
|
|
2719 tlnum = 1L;
|
|
2720 }
|
|
2721 (void)buflist_new(ffname, sfname, tlnum, BLN_LISTED);
|
|
2722 goto theend;
|
|
2723 }
|
|
2724 #endif
|
|
2725 buf = buflist_new(ffname, sfname, 0L,
|
|
2726 BLN_CURBUF | ((flags & ECMD_SET_HELP) ? 0 : BLN_LISTED));
|
|
2727 }
|
|
2728 if (buf == NULL)
|
|
2729 goto theend;
|
|
2730 if (buf->b_ml.ml_mfp == NULL) /* no memfile yet */
|
|
2731 {
|
|
2732 oldbuf = FALSE;
|
|
2733 buf->b_nwindows = 0;
|
|
2734 }
|
|
2735 else /* existing memfile */
|
|
2736 {
|
|
2737 oldbuf = TRUE;
|
|
2738 (void)buf_check_timestamp(buf, FALSE);
|
|
2739 /* Check if autocommands made buffer invalid or changed the current
|
|
2740 * buffer. */
|
|
2741 if (!buf_valid(buf)
|
|
2742 #ifdef FEAT_AUTOCMD
|
|
2743 || curbuf != old_curbuf
|
|
2744 #endif
|
|
2745 )
|
|
2746 goto theend;
|
|
2747 #ifdef FEAT_EVAL
|
|
2748 if (aborting()) /* autocmds may abort script processing */
|
|
2749 goto theend;
|
|
2750 #endif
|
|
2751 }
|
|
2752
|
|
2753 /* May jump to last used line number for a loaded buffer or when asked
|
|
2754 * for explicitly */
|
|
2755 if ((oldbuf && newlnum == ECMD_LASTL) || newlnum == ECMD_LAST)
|
|
2756 {
|
|
2757 pos = buflist_findfpos(buf);
|
|
2758 newlnum = pos->lnum;
|
|
2759 solcol = pos->col;
|
|
2760 }
|
|
2761
|
|
2762 /*
|
|
2763 * Make the (new) buffer the one used by the current window.
|
|
2764 * If the old buffer becomes unused, free it if ECMD_HIDE is FALSE.
|
|
2765 * If the current buffer was empty and has no file name, curbuf
|
|
2766 * is returned by buflist_new().
|
|
2767 */
|
|
2768 if (buf != curbuf)
|
|
2769 {
|
|
2770 #ifdef FEAT_AUTOCMD
|
|
2771 /*
|
|
2772 * Be careful: The autocommands may delete any buffer and change
|
|
2773 * the current buffer.
|
|
2774 * - If the buffer we are going to edit is deleted, give up.
|
|
2775 * - If the current buffer is deleted, prefer to load the new
|
|
2776 * buffer when loading a buffer is required. This avoids
|
|
2777 * loading another buffer which then must be closed again.
|
|
2778 * - If we ended up in the new buffer already, need to skip a few
|
|
2779 * things, set auto_buf.
|
|
2780 */
|
|
2781 if (buf->b_fname != NULL)
|
|
2782 new_name = vim_strsave(buf->b_fname);
|
|
2783 au_new_curbuf = buf;
|
|
2784 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
|
2785 if (!buf_valid(buf)) /* new buffer has been deleted */
|
|
2786 {
|
|
2787 delbuf_msg(new_name); /* frees new_name */
|
|
2788 goto theend;
|
|
2789 }
|
|
2790 # ifdef FEAT_EVAL
|
|
2791 if (aborting()) /* autocmds may abort script processing */
|
|
2792 {
|
|
2793 vim_free(new_name);
|
|
2794 goto theend;
|
|
2795 }
|
|
2796 # endif
|
|
2797 if (buf == curbuf) /* already in new buffer */
|
|
2798 auto_buf = TRUE;
|
|
2799 else
|
|
2800 {
|
|
2801 if (curbuf == old_curbuf)
|
|
2802 #endif
|
|
2803 buf_copy_options(buf, BCO_ENTER);
|
|
2804
|
|
2805 /* close the link to the current buffer */
|
|
2806 close_buffer(curwin, curbuf,
|
|
2807 (flags & ECMD_HIDE) ? 0 : DOBUF_UNLOAD);
|
|
2808
|
|
2809 #ifdef FEAT_AUTOCMD
|
|
2810 # ifdef FEAT_EVAL
|
|
2811 if (aborting()) /* autocmds may abort script processing */
|
|
2812 {
|
|
2813 vim_free(new_name);
|
|
2814 goto theend;
|
|
2815 }
|
|
2816 # endif
|
|
2817 /* Be careful again, like above. */
|
|
2818 if (!buf_valid(buf)) /* new buffer has been deleted */
|
|
2819 {
|
|
2820 delbuf_msg(new_name); /* frees new_name */
|
|
2821 goto theend;
|
|
2822 }
|
|
2823 if (buf == curbuf) /* already in new buffer */
|
|
2824 auto_buf = TRUE;
|
|
2825 else
|
|
2826 #endif
|
|
2827 {
|
|
2828 curwin->w_buffer = buf;
|
|
2829 curbuf = buf;
|
|
2830 ++curbuf->b_nwindows;
|
|
2831 /* set 'fileformat' */
|
|
2832 if (*p_ffs && !oldbuf)
|
|
2833 set_fileformat(default_fileformat(), OPT_LOCAL);
|
|
2834 }
|
|
2835
|
|
2836 /* May get the window options from the last time this buffer
|
|
2837 * was in this window (or another window). If not used
|
|
2838 * before, reset the local window options to the global
|
|
2839 * values. Also restores old folding stuff. */
|
|
2840 get_winopts(buf);
|
|
2841
|
|
2842 #ifdef FEAT_AUTOCMD
|
|
2843 }
|
|
2844 vim_free(new_name);
|
|
2845 au_new_curbuf = NULL;
|
|
2846 #endif
|
|
2847 }
|
|
2848 else
|
|
2849 ++curbuf->b_nwindows;
|
|
2850
|
|
2851 curwin->w_pcmark.lnum = 1;
|
|
2852 curwin->w_pcmark.col = 0;
|
|
2853 }
|
|
2854 else /* !other_file */
|
|
2855 {
|
|
2856 if (
|
|
2857 #ifdef FEAT_LISTCMDS
|
|
2858 (flags & ECMD_ADDBUF) ||
|
|
2859 #endif
|
|
2860 check_fname() == FAIL)
|
|
2861 goto theend;
|
|
2862 oldbuf = (flags & ECMD_OLDBUF);
|
|
2863 }
|
|
2864
|
|
2865 if ((flags & ECMD_SET_HELP) || keep_help_flag)
|
|
2866 {
|
|
2867 char_u *p;
|
|
2868
|
|
2869 curbuf->b_help = TRUE;
|
|
2870 #ifdef FEAT_QUICKFIX
|
|
2871 set_string_option_direct((char_u *)"buftype", -1,
|
|
2872 (char_u *)"help", OPT_FREE|OPT_LOCAL);
|
|
2873 #endif
|
|
2874
|
|
2875 /*
|
|
2876 * Always set these options after jumping to a help tag, because the
|
|
2877 * user may have an autocommand that gets in the way.
|
|
2878 * Accept all ASCII chars for keywords, except ' ', '*', '"', '|', and
|
|
2879 * latin1 word characters (for translated help files).
|
|
2880 * Only set it when needed, buf_init_chartab() is some work.
|
|
2881 */
|
|
2882 p =
|
|
2883 #ifdef EBCDIC
|
|
2884 (char_u *)"65-255,^*,^|,^\"";
|
|
2885 #else
|
|
2886 (char_u *)"!-~,^*,^|,^\",192-255";
|
|
2887 #endif
|
|
2888 if (STRCMP(curbuf->b_p_isk, p) != 0)
|
|
2889 {
|
|
2890 set_string_option_direct((char_u *)"isk", -1, p,
|
|
2891 OPT_FREE|OPT_LOCAL);
|
|
2892 check_buf_options(curbuf);
|
|
2893 (void)buf_init_chartab(curbuf, FALSE);
|
|
2894 }
|
|
2895
|
|
2896 curbuf->b_p_ts = 8; /* 'tabstop' is 8 */
|
|
2897 curwin->w_p_list = FALSE; /* no list mode */
|
|
2898
|
|
2899 curbuf->b_p_ma = FALSE; /* not modifiable */
|
|
2900 curbuf->b_p_bin = FALSE; /* reset 'bin' before reading file */
|
|
2901 curwin->w_p_nu = 0; /* no line numbers */
|
|
2902 #ifdef FEAT_SCROLLBIND
|
|
2903 curwin->w_p_scb = FALSE; /* no scroll binding */
|
|
2904 #endif
|
|
2905 #ifdef FEAT_ARABIC
|
|
2906 curwin->w_p_arab = FALSE; /* no arabic mode */
|
|
2907 #endif
|
|
2908 #ifdef FEAT_RIGHTLEFT
|
|
2909 curwin->w_p_rl = FALSE; /* help window is left-to-right */
|
|
2910 #endif
|
|
2911 #ifdef FEAT_FOLDING
|
|
2912 curwin->w_p_fen = FALSE; /* No folding in the help window */
|
|
2913 #endif
|
|
2914 #ifdef FEAT_DIFF
|
|
2915 curwin->w_p_diff = FALSE; /* No 'diff' */
|
|
2916 #endif
|
|
2917
|
|
2918 #ifdef FEAT_AUTOCMD
|
|
2919 buf = curbuf;
|
|
2920 #endif
|
|
2921 set_buflisted(FALSE);
|
|
2922 }
|
|
2923 else
|
|
2924 {
|
|
2925 #ifdef FEAT_AUTOCMD
|
|
2926 buf = curbuf;
|
|
2927 #endif
|
|
2928 /* Don't make a buffer listed if it's a help buffer. Useful when
|
|
2929 * using CTRL-O to go back to a help file. */
|
|
2930 if (!curbuf->b_help)
|
|
2931 set_buflisted(TRUE);
|
|
2932 }
|
|
2933
|
|
2934 #ifdef FEAT_AUTOCMD
|
|
2935 /* If autocommands change buffers under our fingers, forget about
|
|
2936 * editing the file. */
|
|
2937 if (buf != curbuf)
|
|
2938 goto theend;
|
|
2939 # ifdef FEAT_EVAL
|
|
2940 if (aborting()) /* autocmds may abort script processing */
|
|
2941 goto theend;
|
|
2942 # endif
|
|
2943
|
|
2944 /* Since we are starting to edit a file, consider the filetype to be
|
|
2945 * unset. Helps for when an autocommand changes files and expects syntax
|
|
2946 * highlighting to work in the other file. */
|
|
2947 did_filetype = FALSE;
|
|
2948 #endif
|
|
2949
|
|
2950 /*
|
|
2951 * other_file oldbuf
|
|
2952 * FALSE FALSE re-edit same file, buffer is re-used
|
|
2953 * FALSE TRUE re-edit same file, nothing changes
|
|
2954 * TRUE FALSE start editing new file, new buffer
|
|
2955 * TRUE TRUE start editing in existing buffer (nothing to do)
|
|
2956 */
|
|
2957 if (!other_file && !oldbuf) /* re-use the buffer */
|
|
2958 {
|
|
2959 set_last_cursor(curwin); /* may set b_last_cursor */
|
|
2960 if (newlnum == ECMD_LAST || newlnum == ECMD_LASTL)
|
|
2961 {
|
|
2962 newlnum = curwin->w_cursor.lnum;
|
|
2963 solcol = curwin->w_cursor.col;
|
|
2964 }
|
|
2965 #ifdef FEAT_AUTOCMD
|
|
2966 buf = curbuf;
|
|
2967 if (buf->b_fname != NULL)
|
|
2968 new_name = vim_strsave(buf->b_fname);
|
|
2969 else
|
|
2970 new_name = NULL;
|
|
2971 #endif
|
|
2972 buf_freeall(curbuf, FALSE, FALSE); /* free all things for buffer */
|
|
2973 #ifdef FEAT_AUTOCMD
|
|
2974 /* If autocommands deleted the buffer we were going to re-edit, give
|
|
2975 * up and jump to the end. */
|
|
2976 if (!buf_valid(buf))
|
|
2977 {
|
|
2978 delbuf_msg(new_name); /* frees new_name */
|
|
2979 goto theend;
|
|
2980 }
|
|
2981 vim_free(new_name);
|
|
2982
|
|
2983 /* If autocommands change buffers under our fingers, forget about
|
|
2984 * re-editing the file. Should do the buf_clear_file(), but perhaps
|
|
2985 * the autocommands changed the buffer... */
|
|
2986 if (buf != curbuf)
|
|
2987 goto theend;
|
|
2988 # ifdef FEAT_EVAL
|
|
2989 if (aborting()) /* autocmds may abort script processing */
|
|
2990 goto theend;
|
|
2991 # endif
|
|
2992 #endif
|
|
2993 buf_clear_file(curbuf);
|
|
2994 curbuf->b_op_start.lnum = 0; /* clear '[ and '] marks */
|
|
2995 curbuf->b_op_end.lnum = 0;
|
|
2996 }
|
|
2997
|
|
2998 /*
|
|
2999 * If we get here we are sure to start editing
|
|
3000 */
|
|
3001 /* don't redraw until the cursor is in the right line */
|
|
3002 ++RedrawingDisabled;
|
|
3003
|
|
3004 /* Assume success now */
|
|
3005 retval = OK;
|
|
3006
|
|
3007 /*
|
|
3008 * Reset cursor position, could be used by autocommands.
|
|
3009 */
|
|
3010 check_cursor();
|
|
3011
|
|
3012 /*
|
|
3013 * Check if we are editing the w_arg_idx file in the argument list.
|
|
3014 */
|
|
3015 check_arg_idx(curwin);
|
|
3016
|
|
3017 #ifdef FEAT_AUTOCMD
|
|
3018 if (!auto_buf)
|
|
3019 #endif
|
|
3020 {
|
|
3021 /*
|
|
3022 * Set cursor and init window before reading the file and executing
|
|
3023 * autocommands. This allows for the autocommands to position the
|
|
3024 * cursor.
|
|
3025 */
|
|
3026 win_init(curwin);
|
|
3027
|
|
3028 #ifdef FEAT_FOLDING
|
|
3029 /* It's like all lines in the buffer changed. Need to update
|
|
3030 * automatic folding. */
|
|
3031 foldUpdateAll(curwin);
|
|
3032 #endif
|
|
3033
|
|
3034 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG)
|
|
3035 if (p_acd && curbuf->b_ffname != NULL
|
|
3036 && vim_chdirfile(curbuf->b_ffname) == OK)
|
|
3037 shorten_fnames(TRUE);
|
|
3038 #endif
|
|
3039 /*
|
|
3040 * Careful: open_buffer() and apply_autocmds() may change the current
|
|
3041 * buffer and window.
|
|
3042 */
|
|
3043 lnum = curwin->w_cursor.lnum;
|
|
3044 topline = curwin->w_topline;
|
|
3045 if (!oldbuf) /* need to read the file */
|
|
3046 {
|
|
3047 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
3048 swap_exists_action = SEA_DIALOG;
|
|
3049 #endif
|
|
3050 curbuf->b_flags |= BF_CHECK_RO; /* set/reset 'ro' flag */
|
|
3051
|
|
3052 /*
|
|
3053 * Open the buffer and read the file.
|
|
3054 */
|
|
3055 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
|
|
3056 if (should_abort(open_buffer(FALSE, eap)))
|
|
3057 retval = FAIL;
|
|
3058 #else
|
|
3059 (void)open_buffer(FALSE, eap);
|
|
3060 #endif
|
|
3061
|
|
3062 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
3063 if (swap_exists_action == SEA_QUIT)
|
|
3064 retval = FAIL;
|
|
3065 handle_swap_exists(old_curbuf);
|
|
3066 #endif
|
|
3067 }
|
|
3068 #ifdef FEAT_AUTOCMD
|
|
3069 else
|
|
3070 {
|
23
|
3071 /* Read the modelines, but only to set window-local options. Any
|
|
3072 * buffer-local options have already been set and may have been
|
|
3073 * changed by the user. */
|
|
3074 do_modelines(TRUE);
|
|
3075
|
7
|
3076 apply_autocmds_retval(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf,
|
|
3077 &retval);
|
|
3078 apply_autocmds_retval(EVENT_BUFWINENTER, NULL, NULL, FALSE, curbuf,
|
|
3079 &retval);
|
|
3080 }
|
|
3081 check_arg_idx(curwin);
|
|
3082 #endif
|
|
3083
|
|
3084 /*
|
|
3085 * If autocommands change the cursor position or topline, we should
|
|
3086 * keep it.
|
|
3087 */
|
|
3088 if (curwin->w_cursor.lnum != lnum)
|
|
3089 {
|
|
3090 newlnum = curwin->w_cursor.lnum;
|
|
3091 newcol = curwin->w_cursor.col;
|
|
3092 }
|
|
3093 if (curwin->w_topline == topline)
|
|
3094 topline = 0;
|
|
3095
|
|
3096 /* Even when cursor didn't move we need to recompute topline. */
|
|
3097 changed_line_abv_curs();
|
|
3098
|
|
3099 #ifdef FEAT_TITLE
|
|
3100 maketitle();
|
|
3101 #endif
|
|
3102 }
|
|
3103
|
|
3104 #ifdef FEAT_DIFF
|
|
3105 /* Tell the diff stuff that this buffer is new and/or needs updating.
|
|
3106 * Also needed when re-editing the same buffer, because unloading will
|
|
3107 * have removed it as a diff buffer. */
|
|
3108 diff_new_buffer();
|
|
3109 diff_invalidate();
|
|
3110 #endif
|
|
3111
|
|
3112 if (command == NULL)
|
|
3113 {
|
|
3114 if (newcol >= 0) /* position set by autocommands */
|
|
3115 {
|
|
3116 curwin->w_cursor.lnum = newlnum;
|
|
3117 curwin->w_cursor.col = newcol;
|
|
3118 check_cursor();
|
|
3119 }
|
|
3120 else if (newlnum > 0) /* line number from caller or old position */
|
|
3121 {
|
|
3122 curwin->w_cursor.lnum = newlnum;
|
|
3123 check_cursor_lnum();
|
|
3124 if (solcol >= 0 && !p_sol)
|
|
3125 {
|
|
3126 /* 'sol' is off: Use last known column. */
|
|
3127 curwin->w_cursor.col = solcol;
|
|
3128 check_cursor_col();
|
|
3129 #ifdef FEAT_VIRTUALEDIT
|
|
3130 curwin->w_cursor.coladd = 0;
|
|
3131 #endif
|
|
3132 curwin->w_set_curswant = TRUE;
|
|
3133 }
|
|
3134 else
|
|
3135 beginline(BL_SOL | BL_FIX);
|
|
3136 }
|
|
3137 else /* no line number, go to last line in Ex mode */
|
|
3138 {
|
|
3139 if (exmode_active)
|
|
3140 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
|
|
3141 beginline(BL_WHITE | BL_FIX);
|
|
3142 }
|
|
3143 }
|
|
3144
|
|
3145 #ifdef FEAT_WINDOWS
|
|
3146 /* Check if cursors in other windows on the same buffer are still valid */
|
|
3147 check_lnums(FALSE);
|
|
3148 #endif
|
|
3149
|
|
3150 /*
|
|
3151 * Did not read the file, need to show some info about the file.
|
|
3152 * Do this after setting the cursor.
|
|
3153 */
|
|
3154 if (oldbuf
|
|
3155 #ifdef FEAT_AUTOCMD
|
|
3156 && !auto_buf
|
|
3157 #endif
|
|
3158 )
|
|
3159 {
|
|
3160 int msg_scroll_save = msg_scroll;
|
|
3161
|
|
3162 /* Obey the 'O' flag in 'cpoptions': overwrite any previous file
|
|
3163 * message. */
|
|
3164 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0)
|
|
3165 msg_scroll = FALSE;
|
|
3166 if (!msg_scroll) /* wait a bit when overwriting an error msg */
|
|
3167 check_for_delay(FALSE);
|
|
3168 msg_start();
|
|
3169 msg_scroll = msg_scroll_save;
|
|
3170 msg_scrolled_ign = TRUE;
|
|
3171
|
|
3172 fileinfo(FALSE, TRUE, FALSE);
|
|
3173
|
|
3174 msg_scrolled_ign = FALSE;
|
|
3175 }
|
|
3176
|
|
3177 if (command != NULL)
|
|
3178 do_cmdline(command, NULL, NULL, DOCMD_VERBOSE);
|
|
3179
|
|
3180 #ifdef FEAT_KEYMAP
|
|
3181 if (curbuf->b_kmap_state & KEYMAP_INIT)
|
|
3182 keymap_init();
|
|
3183 #endif
|
|
3184
|
|
3185 --RedrawingDisabled;
|
|
3186 if (!skip_redraw)
|
|
3187 {
|
|
3188 n = p_so;
|
|
3189 if (topline == 0 && command == NULL)
|
|
3190 p_so = 999; /* force cursor halfway the window */
|
|
3191 update_topline();
|
|
3192 #ifdef FEAT_SCROLLBIND
|
|
3193 curwin->w_scbind_pos = curwin->w_topline;
|
|
3194 #endif
|
|
3195 p_so = n;
|
|
3196 redraw_curbuf_later(NOT_VALID); /* redraw this buffer later */
|
|
3197 }
|
|
3198
|
|
3199 if (p_im)
|
|
3200 need_start_insertmode = TRUE;
|
|
3201
|
|
3202 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG)
|
|
3203 /* Change directories when the acd option is set on. */
|
|
3204 if (p_acd && curbuf->b_ffname != NULL
|
|
3205 && vim_chdirfile(curbuf->b_ffname) == OK)
|
|
3206 shorten_fnames(TRUE);
|
|
3207
|
|
3208 if (gui.in_use && curbuf->b_ffname != NULL)
|
|
3209 {
|
|
3210 # ifdef FEAT_SUN_WORKSHOP
|
|
3211 if (usingSunWorkShop)
|
|
3212 workshop_file_opened((char *)curbuf->b_ffname, curbuf->b_p_ro);
|
|
3213 # endif
|
|
3214 # ifdef FEAT_NETBEANS_INTG
|
34
|
3215 if (usingNetbeans & ((flags & ECMD_SET_HELP) != ECMD_SET_HELP))
|
|
3216 netbeans_file_opened(curbuf);
|
7
|
3217 # endif
|
|
3218 }
|
|
3219 #endif
|
|
3220
|
|
3221 theend:
|
|
3222 #ifdef FEAT_BROWSE
|
|
3223 vim_free(browse_file);
|
|
3224 #endif
|
|
3225 vim_free(free_fname);
|
|
3226 return retval;
|
|
3227 }
|
|
3228
|
|
3229 #ifdef FEAT_AUTOCMD
|
|
3230 static void
|
|
3231 delbuf_msg(name)
|
|
3232 char_u *name;
|
|
3233 {
|
|
3234 EMSG2(_("E143: Autocommands unexpectedly deleted new buffer %s"),
|
|
3235 name == NULL ? (char_u *)"" : name);
|
|
3236 vim_free(name);
|
|
3237 au_new_curbuf = NULL;
|
|
3238 }
|
|
3239 #endif
|
|
3240
|
|
3241 /*
|
|
3242 * ":insert" and ":append", also used by ":change"
|
|
3243 */
|
|
3244 void
|
|
3245 ex_append(eap)
|
|
3246 exarg_T *eap;
|
|
3247 {
|
|
3248 char_u *theline;
|
|
3249 int did_undo = FALSE;
|
|
3250 linenr_T lnum = eap->line2;
|
|
3251
|
|
3252 if (eap->cmdidx != CMD_append)
|
|
3253 --lnum;
|
|
3254
|
|
3255 State = INSERT; /* behave like in Insert mode */
|
|
3256 if (curbuf->b_p_iminsert == B_IMODE_LMAP)
|
|
3257 State |= LANGMAP;
|
|
3258 while (1)
|
|
3259 {
|
|
3260 msg_scroll = TRUE;
|
|
3261 need_wait_return = FALSE;
|
|
3262 if (eap->getline == NULL)
|
|
3263 theline = getcmdline(
|
|
3264 #ifdef FEAT_EVAL
|
76
|
3265 eap->cstack->cs_looplevel > 0 ? -1 :
|
7
|
3266 #endif
|
|
3267 NUL, 0L, 0);
|
|
3268 else
|
|
3269 theline = eap->getline(
|
|
3270 #ifdef FEAT_EVAL
|
76
|
3271 eap->cstack->cs_looplevel > 0 ? -1 :
|
7
|
3272 #endif
|
|
3273 NUL, eap->cookie, 0);
|
|
3274 lines_left = Rows - 1;
|
|
3275 if (theline == NULL || (theline[0] == '.' && theline[1] == NUL)
|
|
3276 || (!did_undo && u_save(lnum, lnum + 1) == FAIL))
|
|
3277 {
|
|
3278 vim_free(theline);
|
|
3279 break;
|
|
3280 }
|
|
3281
|
|
3282 did_undo = TRUE;
|
|
3283 ml_append(lnum, theline, (colnr_T)0, FALSE);
|
|
3284 appended_lines_mark(lnum, 1L);
|
|
3285
|
|
3286 vim_free(theline);
|
|
3287 ++lnum;
|
|
3288 msg_didout = TRUE; /* also scroll for empty line */
|
|
3289 }
|
|
3290 State = NORMAL;
|
|
3291
|
|
3292 /* "start" is set to eap->line2+1 unless that position is invalid (when
|
|
3293 * eap->line2 pointed to the end of the buffer and nothig was appended)
|
|
3294 * "end" is set to lnum when something has been appended, otherwise
|
|
3295 * it is the same than "start" -- Acevedo */
|
|
3296 curbuf->b_op_start.lnum = (eap->line2 < curbuf->b_ml.ml_line_count) ?
|
|
3297 eap->line2 + 1 : curbuf->b_ml.ml_line_count;
|
|
3298 if (eap->cmdidx != CMD_append)
|
|
3299 --curbuf->b_op_start.lnum;
|
|
3300 curbuf->b_op_end.lnum = (eap->line2 < lnum)
|
|
3301 ? lnum : curbuf->b_op_start.lnum;
|
|
3302 curbuf->b_op_start.col = curbuf->b_op_end.col = 0;
|
|
3303 curwin->w_cursor.lnum = lnum;
|
|
3304 check_cursor_lnum();
|
|
3305 beginline(BL_SOL | BL_FIX);
|
|
3306
|
|
3307 need_wait_return = FALSE; /* don't use wait_return() now */
|
|
3308 ex_no_reprint = TRUE;
|
|
3309 }
|
|
3310
|
|
3311 /*
|
|
3312 * ":change"
|
|
3313 */
|
|
3314 void
|
|
3315 ex_change(eap)
|
|
3316 exarg_T *eap;
|
|
3317 {
|
|
3318 linenr_T lnum;
|
|
3319
|
|
3320 if (eap->line2 >= eap->line1
|
|
3321 && u_save(eap->line1 - 1, eap->line2 + 1) == FAIL)
|
|
3322 return;
|
|
3323
|
|
3324 for (lnum = eap->line2; lnum >= eap->line1; --lnum)
|
|
3325 {
|
|
3326 if (curbuf->b_ml.ml_flags & ML_EMPTY) /* nothing to delete */
|
|
3327 break;
|
|
3328 ml_delete(eap->line1, FALSE);
|
|
3329 }
|
|
3330 deleted_lines_mark(eap->line1, (long)(eap->line2 - lnum));
|
|
3331
|
|
3332 /* ":append" on the line above the deleted lines. */
|
|
3333 eap->line2 = eap->line1;
|
|
3334 ex_append(eap);
|
|
3335 }
|
|
3336
|
|
3337 void
|
|
3338 ex_z(eap)
|
|
3339 exarg_T *eap;
|
|
3340 {
|
|
3341 char_u *x;
|
|
3342 int bigness = curwin->w_height - 3;
|
|
3343 char_u kind;
|
|
3344 int numbered = FALSE;
|
|
3345 int minus = 0;
|
|
3346 linenr_T start, end, curs, i;
|
|
3347 int j;
|
|
3348 linenr_T lnum = eap->line2;
|
|
3349
|
|
3350 if (bigness < 1)
|
|
3351 bigness = 1;
|
|
3352
|
|
3353 x = eap->arg;
|
|
3354 if (*x == '#')
|
|
3355 {
|
|
3356 numbered = TRUE;
|
|
3357 ++x;
|
|
3358 }
|
|
3359
|
|
3360 kind = *x;
|
|
3361 if (kind == '-' || kind == '+' || kind == '=' || kind == '^' || kind == '.')
|
|
3362 ++x;
|
|
3363
|
|
3364 if (*x != 0)
|
|
3365 {
|
|
3366 if (!VIM_ISDIGIT(*x))
|
|
3367 {
|
|
3368 EMSG(_("E144: non-numeric argument to :z"));
|
|
3369 return;
|
|
3370 }
|
|
3371 else
|
|
3372 bigness = atoi((char *)x);
|
|
3373 }
|
|
3374
|
|
3375 switch (kind)
|
|
3376 {
|
|
3377 case '-':
|
|
3378 start = lnum - bigness;
|
|
3379 end = lnum;
|
|
3380 curs = lnum;
|
|
3381 break;
|
|
3382
|
|
3383 case '=':
|
|
3384 start = lnum - bigness / 2 + 1;
|
|
3385 end = lnum + bigness / 2 - 1;
|
|
3386 curs = lnum;
|
|
3387 minus = 1;
|
|
3388 break;
|
|
3389
|
|
3390 case '^':
|
|
3391 start = lnum - bigness * 2;
|
|
3392 end = lnum - bigness;
|
|
3393 curs = lnum - bigness;
|
|
3394 break;
|
|
3395
|
|
3396 case '.':
|
|
3397 start = lnum - bigness / 2;
|
|
3398 end = lnum + bigness / 2;
|
|
3399 curs = end;
|
|
3400 break;
|
|
3401
|
|
3402 default: /* '+' */
|
|
3403 start = lnum;
|
|
3404 end = lnum + bigness;
|
|
3405 curs = end;
|
|
3406 break;
|
|
3407 }
|
|
3408
|
|
3409 if (start < 1)
|
|
3410 start = 1;
|
|
3411
|
|
3412 if (end > curbuf->b_ml.ml_line_count)
|
|
3413 end = curbuf->b_ml.ml_line_count;
|
|
3414
|
|
3415 if (curs > curbuf->b_ml.ml_line_count)
|
|
3416 curs = curbuf->b_ml.ml_line_count;
|
|
3417
|
|
3418 for (i = start; i <= end; i++)
|
|
3419 {
|
|
3420 if (minus && i == lnum)
|
|
3421 {
|
|
3422 msg_putchar('\n');
|
|
3423
|
|
3424 for (j = 1; j < Columns; j++)
|
|
3425 msg_putchar('-');
|
|
3426 }
|
|
3427
|
|
3428 print_line(i, numbered);
|
|
3429
|
|
3430 if (minus && i == lnum)
|
|
3431 {
|
|
3432 msg_putchar('\n');
|
|
3433
|
|
3434 for (j = 1; j < Columns; j++)
|
|
3435 msg_putchar('-');
|
|
3436 }
|
|
3437 }
|
|
3438
|
|
3439 curwin->w_cursor.lnum = curs;
|
|
3440 ex_no_reprint = TRUE;
|
|
3441 }
|
|
3442
|
|
3443 /*
|
|
3444 * Check if the restricted flag is set.
|
|
3445 * If so, give an error message and return TRUE.
|
|
3446 * Otherwise, return FALSE.
|
|
3447 */
|
|
3448 int
|
|
3449 check_restricted()
|
|
3450 {
|
|
3451 if (restricted)
|
|
3452 {
|
|
3453 EMSG(_("E145: Shell commands not allowed in rvim"));
|
|
3454 return TRUE;
|
|
3455 }
|
|
3456 return FALSE;
|
|
3457 }
|
|
3458
|
|
3459 /*
|
|
3460 * Check if the secure flag is set (.exrc or .vimrc in current directory).
|
|
3461 * If so, give an error message and return TRUE.
|
|
3462 * Otherwise, return FALSE.
|
|
3463 */
|
|
3464 int
|
|
3465 check_secure()
|
|
3466 {
|
|
3467 if (secure)
|
|
3468 {
|
|
3469 secure = 2;
|
|
3470 EMSG(_(e_curdir));
|
|
3471 return TRUE;
|
|
3472 }
|
|
3473 #ifdef HAVE_SANDBOX
|
|
3474 /*
|
|
3475 * In the sandbox more things are not allowed, including the things
|
|
3476 * disallowed in secure mode.
|
|
3477 */
|
|
3478 if (sandbox != 0)
|
|
3479 {
|
|
3480 EMSG(_(e_sandbox));
|
|
3481 return TRUE;
|
|
3482 }
|
|
3483 #endif
|
|
3484 return FALSE;
|
|
3485 }
|
|
3486
|
|
3487 static char_u *old_sub = NULL; /* previous substitute pattern */
|
|
3488 static int global_need_beginline; /* call beginline() after ":g" */
|
|
3489
|
|
3490 /*
|
|
3491 * When ":global" is used to number of substitutions and changed lines is
|
|
3492 * accumulated until it's finished.
|
|
3493 */
|
|
3494 static long sub_nsubs; /* total number of substitutions */
|
|
3495 static linenr_T sub_nlines; /* total number of lines changed */
|
|
3496
|
|
3497 /* do_sub()
|
|
3498 *
|
|
3499 * Perform a substitution from line eap->line1 to line eap->line2 using the
|
|
3500 * command pointed to by eap->arg which should be of the form:
|
|
3501 *
|
|
3502 * /pattern/substitution/{flags}
|
|
3503 *
|
|
3504 * The usual escapes are supported as described in the regexp docs.
|
|
3505 */
|
|
3506 void
|
|
3507 do_sub(eap)
|
|
3508 exarg_T *eap;
|
|
3509 {
|
|
3510 linenr_T lnum;
|
|
3511 long i = 0;
|
|
3512 regmmatch_T regmatch;
|
|
3513 static int do_all = FALSE; /* do multiple substitutions per line */
|
|
3514 static int do_ask = FALSE; /* ask for confirmation */
|
|
3515 static int do_error = TRUE; /* if false, ignore errors */
|
|
3516 static int do_print = FALSE; /* print last line with subs. */
|
|
3517 static int do_ic = 0; /* ignore case flag */
|
|
3518 char_u *pat = NULL, *sub = NULL; /* init for GCC */
|
|
3519 int delimiter;
|
|
3520 int sublen;
|
|
3521 int got_quit = FALSE;
|
|
3522 int got_match = FALSE;
|
|
3523 int temp;
|
|
3524 int which_pat;
|
|
3525 char_u *cmd;
|
|
3526 int save_State;
|
|
3527 linenr_T first_line = 0; /* first changed line */
|
|
3528 linenr_T last_line= 0; /* below last changed line AFTER the
|
|
3529 * change */
|
|
3530 linenr_T old_line_count = curbuf->b_ml.ml_line_count;
|
|
3531 linenr_T line2;
|
|
3532 long nmatch; /* number of lines in match */
|
|
3533 linenr_T sub_firstlnum; /* nr of first sub line */
|
|
3534 char_u *sub_firstline; /* allocated copy of first sub line */
|
|
3535
|
|
3536 cmd = eap->arg;
|
|
3537 if (!global_busy)
|
|
3538 {
|
|
3539 sub_nsubs = 0;
|
|
3540 sub_nlines = 0;
|
|
3541 }
|
|
3542
|
|
3543 #ifdef FEAT_FKMAP /* reverse the flow of the Farsi characters */
|
|
3544 if (p_altkeymap && curwin->w_p_rl)
|
|
3545 lrF_sub(cmd);
|
|
3546 #endif
|
|
3547
|
|
3548 if (eap->cmdidx == CMD_tilde)
|
|
3549 which_pat = RE_LAST; /* use last used regexp */
|
|
3550 else
|
|
3551 which_pat = RE_SUBST; /* use last substitute regexp */
|
|
3552
|
|
3553 /* new pattern and substitution */
|
|
3554 if (eap->cmd[0] == 's' && *cmd != NUL && !vim_iswhite(*cmd)
|
|
3555 && vim_strchr((char_u *)"0123456789cegriIp|\"", *cmd) == NULL)
|
|
3556 {
|
|
3557 /* don't accept alphanumeric for separator */
|
|
3558 if (isalpha(*cmd))
|
|
3559 {
|
|
3560 EMSG(_("E146: Regular expressions can't be delimited by letters"));
|
|
3561 return;
|
|
3562 }
|
|
3563 /*
|
|
3564 * undocumented vi feature:
|
|
3565 * "\/sub/" and "\?sub?" use last used search pattern (almost like
|
|
3566 * //sub/r). "\&sub&" use last substitute pattern (like //sub/).
|
|
3567 */
|
|
3568 if (*cmd == '\\')
|
|
3569 {
|
|
3570 ++cmd;
|
|
3571 if (vim_strchr((char_u *)"/?&", *cmd) == NULL)
|
|
3572 {
|
|
3573 EMSG(_(e_backslash));
|
|
3574 return;
|
|
3575 }
|
|
3576 if (*cmd != '&')
|
|
3577 which_pat = RE_SEARCH; /* use last '/' pattern */
|
|
3578 pat = (char_u *)""; /* empty search pattern */
|
|
3579 delimiter = *cmd++; /* remember delimiter character */
|
|
3580 }
|
|
3581 else /* find the end of the regexp */
|
|
3582 {
|
|
3583 which_pat = RE_LAST; /* use last used regexp */
|
|
3584 delimiter = *cmd++; /* remember delimiter character */
|
|
3585 pat = cmd; /* remember start of search pat */
|
|
3586 cmd = skip_regexp(cmd, delimiter, p_magic, &eap->arg);
|
|
3587 if (cmd[0] == delimiter) /* end delimiter found */
|
|
3588 *cmd++ = NUL; /* replace it with a NUL */
|
|
3589 }
|
|
3590
|
|
3591 /*
|
|
3592 * Small incompatibility: vi sees '\n' as end of the command, but in
|
|
3593 * Vim we want to use '\n' to find/substitute a NUL.
|
|
3594 */
|
|
3595 sub = cmd; /* remember the start of the substitution */
|
|
3596
|
|
3597 while (cmd[0])
|
|
3598 {
|
|
3599 if (cmd[0] == delimiter) /* end delimiter found */
|
|
3600 {
|
|
3601 *cmd++ = NUL; /* replace it with a NUL */
|
|
3602 break;
|
|
3603 }
|
|
3604 if (cmd[0] == '\\' && cmd[1] != 0) /* skip escaped characters */
|
|
3605 ++cmd;
|
39
|
3606 mb_ptr_adv(cmd);
|
7
|
3607 }
|
|
3608
|
|
3609 if (!eap->skip)
|
|
3610 {
|
|
3611 vim_free(old_sub);
|
|
3612 old_sub = vim_strsave(sub);
|
|
3613 }
|
|
3614 }
|
|
3615 else if (!eap->skip) /* use previous pattern and substitution */
|
|
3616 {
|
|
3617 if (old_sub == NULL) /* there is no previous command */
|
|
3618 {
|
|
3619 EMSG(_(e_nopresub));
|
|
3620 return;
|
|
3621 }
|
|
3622 pat = NULL; /* search_regcomp() will use previous pattern */
|
|
3623 sub = old_sub;
|
|
3624 }
|
|
3625
|
|
3626 /*
|
|
3627 * Find trailing options. When '&' is used, keep old options.
|
|
3628 */
|
|
3629 if (*cmd == '&')
|
|
3630 ++cmd;
|
|
3631 else
|
|
3632 {
|
|
3633 if (!p_ed)
|
|
3634 {
|
|
3635 if (p_gd) /* default is global on */
|
|
3636 do_all = TRUE;
|
|
3637 else
|
|
3638 do_all = FALSE;
|
|
3639 do_ask = FALSE;
|
|
3640 }
|
|
3641 do_error = TRUE;
|
|
3642 do_print = FALSE;
|
|
3643 do_ic = 0;
|
|
3644 }
|
|
3645 while (*cmd)
|
|
3646 {
|
|
3647 /*
|
|
3648 * Note that 'g' and 'c' are always inverted, also when p_ed is off.
|
|
3649 * 'r' is never inverted.
|
|
3650 */
|
|
3651 if (*cmd == 'g')
|
|
3652 do_all = !do_all;
|
|
3653 else if (*cmd == 'c')
|
|
3654 do_ask = !do_ask;
|
|
3655 else if (*cmd == 'e')
|
|
3656 do_error = !do_error;
|
|
3657 else if (*cmd == 'r') /* use last used regexp */
|
|
3658 which_pat = RE_LAST;
|
|
3659 else if (*cmd == 'p')
|
|
3660 do_print = TRUE;
|
|
3661 else if (*cmd == 'i') /* ignore case */
|
|
3662 do_ic = 'i';
|
|
3663 else if (*cmd == 'I') /* don't ignore case */
|
|
3664 do_ic = 'I';
|
|
3665 else
|
|
3666 break;
|
|
3667 ++cmd;
|
|
3668 }
|
|
3669
|
|
3670 /*
|
|
3671 * check for a trailing count
|
|
3672 */
|
|
3673 cmd = skipwhite(cmd);
|
|
3674 if (VIM_ISDIGIT(*cmd))
|
|
3675 {
|
|
3676 i = getdigits(&cmd);
|
|
3677 if (i <= 0 && !eap->skip && do_error)
|
|
3678 {
|
|
3679 EMSG(_(e_zerocount));
|
|
3680 return;
|
|
3681 }
|
|
3682 eap->line1 = eap->line2;
|
|
3683 eap->line2 += i - 1;
|
|
3684 if (eap->line2 > curbuf->b_ml.ml_line_count)
|
|
3685 eap->line2 = curbuf->b_ml.ml_line_count;
|
|
3686 }
|
|
3687
|
|
3688 /*
|
|
3689 * check for trailing command or garbage
|
|
3690 */
|
|
3691 cmd = skipwhite(cmd);
|
|
3692 if (*cmd && *cmd != '"') /* if not end-of-line or comment */
|
|
3693 {
|
|
3694 eap->nextcmd = check_nextcmd(cmd);
|
|
3695 if (eap->nextcmd == NULL)
|
|
3696 {
|
|
3697 EMSG(_(e_trailing));
|
|
3698 return;
|
|
3699 }
|
|
3700 }
|
|
3701
|
|
3702 if (eap->skip) /* not executing commands, only parsing */
|
|
3703 return;
|
|
3704
|
|
3705 if (search_regcomp(pat, RE_SUBST, which_pat, SEARCH_HIS, ®match) == FAIL)
|
|
3706 {
|
|
3707 if (do_error)
|
|
3708 EMSG(_(e_invcmd));
|
|
3709 return;
|
|
3710 }
|
|
3711
|
|
3712 /* the 'i' or 'I' flag overrules 'ignorecase' and 'smartcase' */
|
|
3713 if (do_ic == 'i')
|
|
3714 regmatch.rmm_ic = TRUE;
|
|
3715 else if (do_ic == 'I')
|
|
3716 regmatch.rmm_ic = FALSE;
|
|
3717
|
|
3718 sub_firstline = NULL;
|
|
3719
|
|
3720 /*
|
|
3721 * ~ in the substitute pattern is replaced with the old pattern.
|
|
3722 * We do it here once to avoid it to be replaced over and over again.
|
|
3723 * But don't do it when it starts with "\=", then it's an expression.
|
|
3724 */
|
|
3725 if (!(sub[0] == '\\' && sub[1] == '='))
|
|
3726 sub = regtilde(sub, p_magic);
|
|
3727
|
|
3728 /*
|
|
3729 * Check for a match on each line.
|
|
3730 */
|
|
3731 line2 = eap->line2;
|
|
3732 for (lnum = eap->line1; lnum <= line2 && !(got_quit
|
|
3733 #if defined(FEAT_EVAL) && defined(FEAT_AUTOCMD)
|
|
3734 || aborting()
|
|
3735 #endif
|
|
3736 ); ++lnum)
|
|
3737 {
|
|
3738 sub_firstlnum = lnum;
|
|
3739 nmatch = vim_regexec_multi(®match, curwin, curbuf, lnum, (colnr_T)0);
|
|
3740 if (nmatch)
|
|
3741 {
|
|
3742 colnr_T copycol;
|
|
3743 colnr_T matchcol;
|
|
3744 colnr_T prev_matchcol = MAXCOL;
|
|
3745 char_u *new_end, *new_start = NULL;
|
|
3746 unsigned new_start_len = 0;
|
|
3747 char_u *p1;
|
|
3748 int did_sub = FALSE;
|
|
3749 int lastone;
|
|
3750 unsigned len, needed_len;
|
|
3751 long nmatch_tl = 0; /* nr of lines matched below lnum */
|
|
3752 int do_again; /* do it again after joining lines */
|
15
|
3753 int skip_match = FALSE;
|
7
|
3754
|
|
3755 /*
|
|
3756 * The new text is build up step by step, to avoid too much
|
|
3757 * copying. There are these pieces:
|
|
3758 * sub_firstline The old text, unmodifed.
|
|
3759 * copycol Column in the old text where we started
|
|
3760 * looking for a match; from here old text still
|
|
3761 * needs to be copied to the new text.
|
|
3762 * matchcol Column number of the old text where to look
|
|
3763 * for the next match. It's just after the
|
|
3764 * previous match or one further.
|
|
3765 * prev_matchcol Column just after the previous match (if any).
|
|
3766 * Mostly equal to matchcol, except for the first
|
|
3767 * match and after skipping an empty match.
|
|
3768 * regmatch.*pos Where the pattern matched in the old text.
|
|
3769 * new_start The new text, all that has been produced so
|
|
3770 * far.
|
|
3771 * new_end The new text, where to append new text.
|
|
3772 *
|
|
3773 * lnum The line number where we were looking for the
|
|
3774 * first match in the old line.
|
|
3775 * sub_firstlnum The line number in the buffer where to look
|
|
3776 * for a match. Can be different from "lnum"
|
|
3777 * when the pattern or substitute string contains
|
|
3778 * line breaks.
|
|
3779 *
|
|
3780 * Special situations:
|
|
3781 * - When the substitute string contains a line break, the part up
|
|
3782 * to the line break is inserted in the text, but the copy of
|
|
3783 * the original line is kept. "sub_firstlnum" is adjusted for
|
|
3784 * the inserted lines.
|
|
3785 * - When the matched pattern contains a line break, the old line
|
|
3786 * is taken from the line at the end of the pattern. The lines
|
|
3787 * in the match are deleted later, "sub_firstlnum" is adjusted
|
|
3788 * accordingly.
|
|
3789 *
|
|
3790 * The new text is built up in new_start[]. It has some extra
|
|
3791 * room to avoid using alloc()/free() too often. new_start_len is
|
|
3792 * the lenght of the allocated memory at new_start.
|
|
3793 *
|
|
3794 * Make a copy of the old line, so it won't be taken away when
|
|
3795 * updating the screen or handling a multi-line match. The "old_"
|
|
3796 * pointers point into this copy.
|
|
3797 */
|
|
3798 sub_firstline = vim_strsave(ml_get(sub_firstlnum));
|
|
3799 if (sub_firstline == NULL)
|
|
3800 {
|
|
3801 vim_free(new_start);
|
|
3802 goto outofmem;
|
|
3803 }
|
|
3804 copycol = 0;
|
|
3805 matchcol = 0;
|
|
3806
|
|
3807 /* At first match, remember current cursor position. */
|
|
3808 if (!got_match)
|
|
3809 {
|
|
3810 setpcmark();
|
|
3811 got_match = TRUE;
|
|
3812 }
|
|
3813
|
|
3814 /*
|
|
3815 * Loop until nothing more to replace in this line.
|
|
3816 * 1. Handle match with empty string.
|
|
3817 * 2. If do_ask is set, ask for confirmation.
|
|
3818 * 3. substitute the string.
|
|
3819 * 4. if do_all is set, find next match
|
|
3820 * 5. break if there isn't another match in this line
|
|
3821 */
|
|
3822 for (;;)
|
|
3823 {
|
|
3824 /* Save the line number of the last change for the final
|
|
3825 * cursor position (just like Vi). */
|
|
3826 curwin->w_cursor.lnum = lnum;
|
|
3827 do_again = FALSE;
|
|
3828
|
|
3829 /*
|
|
3830 * 1. Match empty string does not count, except for first
|
|
3831 * match. This reproduces the strange vi behaviour.
|
|
3832 * This also catches endless loops.
|
|
3833 */
|
|
3834 if (matchcol == prev_matchcol
|
|
3835 && regmatch.endpos[0].lnum == 0
|
|
3836 && matchcol == regmatch.endpos[0].col)
|
|
3837 {
|
15
|
3838 if (sub_firstline[matchcol] == NUL)
|
|
3839 /* We already were at the end of the line. Don't look
|
|
3840 * for a match in this line again. */
|
|
3841 skip_match = TRUE;
|
|
3842 else
|
|
3843 ++matchcol; /* search for a match at next column */
|
7
|
3844 goto skip;
|
|
3845 }
|
|
3846
|
|
3847 /* Normally we continue searching for a match just after the
|
|
3848 * previous match. */
|
|
3849 matchcol = regmatch.endpos[0].col;
|
|
3850 prev_matchcol = matchcol;
|
|
3851
|
|
3852 /*
|
|
3853 * 2. If do_ask is set, ask for confirmation.
|
|
3854 */
|
|
3855 if (do_ask)
|
|
3856 {
|
|
3857 /* change State to CONFIRM, so that the mouse works
|
|
3858 * properly */
|
|
3859 save_State = State;
|
|
3860 State = CONFIRM;
|
|
3861 #ifdef FEAT_MOUSE
|
|
3862 setmouse(); /* disable mouse in xterm */
|
|
3863 #endif
|
|
3864 curwin->w_cursor.col = regmatch.startpos[0].col;
|
|
3865
|
|
3866 /* When 'cpoptions' contains "u" don't sync undo when
|
|
3867 * asking for confirmation. */
|
|
3868 if (vim_strchr(p_cpo, CPO_UNDO) != NULL)
|
|
3869 ++no_u_sync;
|
|
3870
|
|
3871 /*
|
|
3872 * Loop until 'y', 'n', 'q', CTRL-E or CTRL-Y typed.
|
|
3873 */
|
|
3874 while (do_ask)
|
|
3875 {
|
|
3876 #ifdef FEAT_FOLDING
|
|
3877 int save_p_fen = curwin->w_p_fen;
|
|
3878
|
|
3879 curwin->w_p_fen = FALSE;
|
|
3880 #endif
|
|
3881 /* Invert the matched string.
|
|
3882 * Remove the inversion afterwards. */
|
|
3883 temp = RedrawingDisabled;
|
|
3884 RedrawingDisabled = 0;
|
|
3885
|
|
3886 search_match_lines = regmatch.endpos[0].lnum;
|
|
3887 search_match_endcol = regmatch.endpos[0].col;
|
|
3888 highlight_match = TRUE;
|
|
3889
|
|
3890 update_topline();
|
|
3891 validate_cursor();
|
|
3892 update_screen(NOT_VALID);
|
|
3893 highlight_match = FALSE;
|
|
3894 redraw_later(NOT_VALID);
|
|
3895
|
|
3896 #ifdef FEAT_FOLDING
|
|
3897 curwin->w_p_fen = save_p_fen;
|
|
3898 #endif
|
|
3899 if (msg_row == Rows - 1)
|
|
3900 msg_didout = FALSE; /* avoid a scroll-up */
|
|
3901 msg_starthere();
|
|
3902 i = msg_scroll;
|
|
3903 msg_scroll = 0; /* truncate msg when needed */
|
|
3904 msg_no_more = TRUE;
|
|
3905 /* write message same highlighting as for wait_return */
|
|
3906 smsg_attr(hl_attr(HLF_R),
|
|
3907 (char_u *)_("replace with %s (y/n/a/q/l/^E/^Y)?"),
|
|
3908 sub);
|
|
3909 msg_no_more = FALSE;
|
|
3910 msg_scroll = i;
|
|
3911 showruler(TRUE);
|
|
3912 windgoto(msg_row, msg_col);
|
|
3913 RedrawingDisabled = temp;
|
|
3914
|
|
3915 #ifdef USE_ON_FLY_SCROLL
|
|
3916 dont_scroll = FALSE; /* allow scrolling here */
|
|
3917 #endif
|
|
3918 ++no_mapping; /* don't map this key */
|
|
3919 ++allow_keys; /* allow special keys */
|
|
3920 i = safe_vgetc();
|
|
3921 --allow_keys;
|
|
3922 --no_mapping;
|
|
3923
|
|
3924 /* clear the question */
|
|
3925 msg_didout = FALSE; /* don't scroll up */
|
|
3926 msg_col = 0;
|
|
3927 gotocmdline(TRUE);
|
|
3928 need_wait_return = FALSE; /* no hit-return prompt */
|
|
3929 if (i == 'q' || i == ESC || i == Ctrl_C
|
|
3930 #ifdef UNIX
|
|
3931 || i == intr_char
|
|
3932 #endif
|
|
3933 )
|
|
3934 {
|
|
3935 got_quit = TRUE;
|
|
3936 break;
|
|
3937 }
|
|
3938 if (i == 'n')
|
|
3939 break;
|
|
3940 if (i == 'y')
|
|
3941 break;
|
|
3942 if (i == 'l')
|
|
3943 {
|
|
3944 /* last: replace and then stop */
|
|
3945 do_all = FALSE;
|
|
3946 line2 = lnum;
|
|
3947 break;
|
|
3948 }
|
|
3949 if (i == 'a')
|
|
3950 {
|
|
3951 do_ask = FALSE;
|
|
3952 break;
|
|
3953 }
|
|
3954 #ifdef FEAT_INS_EXPAND
|
|
3955 if (i == Ctrl_E)
|
|
3956 scrollup_clamp();
|
|
3957 else if (i == Ctrl_Y)
|
|
3958 scrolldown_clamp();
|
|
3959 #endif
|
|
3960 }
|
|
3961 State = save_State;
|
|
3962 #ifdef FEAT_MOUSE
|
|
3963 setmouse();
|
|
3964 #endif
|
|
3965 if (vim_strchr(p_cpo, CPO_UNDO) != NULL)
|
|
3966 --no_u_sync;
|
|
3967
|
|
3968 if (i == 'n')
|
|
3969 {
|
|
3970 /* For a multi-line match, put matchcol at the NUL at
|
|
3971 * the end of the line and set nmatch to one, so that
|
|
3972 * we continue looking for a match on the next line.
|
|
3973 * Avoids that ":s/\nB\@=//gc" get stuck. */
|
|
3974 if (nmatch > 1)
|
|
3975 {
|
|
3976 matchcol = STRLEN(sub_firstline);
|
|
3977 nmatch = 1;
|
|
3978 }
|
|
3979 goto skip;
|
|
3980 }
|
|
3981 if (got_quit)
|
|
3982 break;
|
|
3983 }
|
|
3984
|
|
3985 /* Move the cursor to the start of the match, so that we can
|
|
3986 * use "\=col("."). */
|
|
3987 curwin->w_cursor.col = regmatch.startpos[0].col;
|
|
3988
|
|
3989 /*
|
|
3990 * 3. substitute the string.
|
|
3991 */
|
|
3992 /* get length of substitution part */
|
|
3993 sublen = vim_regsub_multi(®match, sub_firstlnum,
|
|
3994 sub, sub_firstline, FALSE, p_magic, TRUE);
|
|
3995
|
|
3996 /* Need room for:
|
|
3997 * - result so far in new_start (not for first sub in line)
|
|
3998 * - original text up to match
|
|
3999 * - length of substituted part
|
|
4000 * - original text after match
|
|
4001 */
|
|
4002 if (nmatch == 1)
|
|
4003 p1 = sub_firstline;
|
|
4004 else
|
|
4005 {
|
|
4006 p1 = ml_get(sub_firstlnum + nmatch - 1);
|
|
4007 nmatch_tl += nmatch - 1;
|
|
4008 }
|
|
4009 i = regmatch.startpos[0].col - copycol;
|
|
4010 needed_len = i + ((unsigned)STRLEN(p1) - regmatch.endpos[0].col)
|
|
4011 + sublen + 1;
|
|
4012 if (new_start == NULL)
|
|
4013 {
|
|
4014 /*
|
|
4015 * Get some space for a temporary buffer to do the
|
|
4016 * substitution into (and some extra space to avoid
|
|
4017 * too many calls to alloc()/free()).
|
|
4018 */
|
|
4019 new_start_len = needed_len + 50;
|
|
4020 if ((new_start = alloc_check(new_start_len)) == NULL)
|
|
4021 goto outofmem;
|
|
4022 *new_start = NUL;
|
|
4023 new_end = new_start;
|
|
4024 }
|
|
4025 else
|
|
4026 {
|
|
4027 /*
|
|
4028 * Check if the temporary buffer is long enough to do the
|
|
4029 * substitution into. If not, make it larger (with a bit
|
|
4030 * extra to avoid too many calls to alloc()/free()).
|
|
4031 */
|
|
4032 len = (unsigned)STRLEN(new_start);
|
|
4033 needed_len += len;
|
|
4034 if (needed_len > new_start_len)
|
|
4035 {
|
|
4036 new_start_len = needed_len + 50;
|
|
4037 if ((p1 = alloc_check(new_start_len)) == NULL)
|
|
4038 {
|
|
4039 vim_free(new_start);
|
|
4040 goto outofmem;
|
|
4041 }
|
|
4042 mch_memmove(p1, new_start, (size_t)(len + 1));
|
|
4043 vim_free(new_start);
|
|
4044 new_start = p1;
|
|
4045 }
|
|
4046 new_end = new_start + len;
|
|
4047 }
|
|
4048
|
|
4049 /*
|
|
4050 * copy the text up to the part that matched
|
|
4051 */
|
|
4052 mch_memmove(new_end, sub_firstline + copycol, (size_t)i);
|
|
4053 new_end += i;
|
|
4054
|
|
4055 (void)vim_regsub_multi(®match, sub_firstlnum,
|
|
4056 sub, new_end, TRUE, p_magic, TRUE);
|
|
4057 sub_nsubs++;
|
|
4058 did_sub = TRUE;
|
|
4059
|
|
4060 /* Move the cursor to the start of the line, to avoid that it
|
|
4061 * is beyond the end of the line after the substitution. */
|
|
4062 curwin->w_cursor.col = 0;
|
|
4063
|
|
4064 /* For a multi-line match, make a copy of the last matched
|
|
4065 * line and continue in that one. */
|
|
4066 if (nmatch > 1)
|
|
4067 {
|
|
4068 sub_firstlnum += nmatch - 1;
|
|
4069 vim_free(sub_firstline);
|
|
4070 sub_firstline = vim_strsave(ml_get(sub_firstlnum));
|
|
4071 /* When going beyond the last line, stop substituting. */
|
|
4072 if (sub_firstlnum <= line2)
|
|
4073 do_again = TRUE;
|
|
4074 else
|
|
4075 do_all = FALSE;
|
|
4076 }
|
|
4077
|
|
4078 /* Remember next character to be copied. */
|
|
4079 copycol = regmatch.endpos[0].col;
|
|
4080
|
|
4081 /*
|
|
4082 * Now the trick is to replace CTRL-M chars with a real line
|
|
4083 * break. This would make it impossible to insert a CTRL-M in
|
|
4084 * the text. The line break can be avoided by preceding the
|
|
4085 * CTRL-M with a backslash. To be able to insert a backslash,
|
|
4086 * they must be doubled in the string and are halved here.
|
|
4087 * That is Vi compatible.
|
|
4088 */
|
|
4089 for (p1 = new_end; *p1; ++p1)
|
|
4090 {
|
|
4091 if (p1[0] == '\\' && p1[1] != NUL) /* remove backslash */
|
|
4092 mch_memmove(p1, p1 + 1, STRLEN(p1));
|
|
4093 else if (*p1 == CAR)
|
|
4094 {
|
|
4095 if (u_inssub(lnum) == OK) /* prepare for undo */
|
|
4096 {
|
|
4097 *p1 = NUL; /* truncate up to the CR */
|
|
4098 ml_append(lnum - 1, new_start,
|
|
4099 (colnr_T)(p1 - new_start + 1), FALSE);
|
|
4100 mark_adjust(lnum + 1, (linenr_T)MAXLNUM, 1L, 0L);
|
|
4101 if (do_ask)
|
|
4102 appended_lines(lnum - 1, 1L);
|
|
4103 else
|
|
4104 {
|
|
4105 if (first_line == 0)
|
|
4106 first_line = lnum;
|
|
4107 last_line = lnum + 1;
|
|
4108 }
|
|
4109 /* All line numbers increase. */
|
|
4110 ++sub_firstlnum;
|
|
4111 ++lnum;
|
|
4112 ++line2;
|
|
4113 /* move the cursor to the new line, like Vi */
|
|
4114 ++curwin->w_cursor.lnum;
|
|
4115 STRCPY(new_start, p1 + 1); /* copy the rest */
|
|
4116 p1 = new_start - 1;
|
|
4117 }
|
|
4118 }
|
|
4119 #ifdef FEAT_MBYTE
|
|
4120 else if (has_mbyte)
|
|
4121 p1 += (*mb_ptr2len_check)(p1) - 1;
|
|
4122 #endif
|
|
4123 }
|
|
4124
|
|
4125 /*
|
|
4126 * 4. If do_all is set, find next match.
|
|
4127 * Prevent endless loop with patterns that match empty
|
|
4128 * strings, e.g. :s/$/pat/g or :s/[a-z]* /(&)/g.
|
|
4129 * But ":s/\n/#/" is OK.
|
|
4130 */
|
|
4131 skip:
|
|
4132 /* We already know that we did the last subst when we are at
|
|
4133 * the end of the line, except that a pattern like
|
|
4134 * "bar\|\nfoo" may match at the NUL. */
|
15
|
4135 lastone = (skip_match
|
|
4136 || got_int
|
|
4137 || got_quit
|
|
4138 || !(do_all || do_again)
|
|
4139 || (sub_firstline[matchcol] == NUL && nmatch <= 1
|
|
4140 && !re_multiline(regmatch.regprog)));
|
7
|
4141 nmatch = -1;
|
|
4142
|
|
4143 /*
|
|
4144 * Replace the line in the buffer when needed. This is
|
|
4145 * skipped when there are more matches.
|
|
4146 * The check for nmatch_tl is needed for when multi-line
|
|
4147 * matching must replace the lines before trying to do another
|
|
4148 * match, otherwise "\@<=" won't work.
|
|
4149 * When asking the user we like to show the already replaced
|
|
4150 * text, but don't do it when "\<@=" or "\<@!" is used, it
|
|
4151 * changes what matches.
|
|
4152 */
|
|
4153 if (lastone
|
|
4154 || (do_ask && !re_lookbehind(regmatch.regprog))
|
|
4155 || nmatch_tl > 0
|
|
4156 || (nmatch = vim_regexec_multi(®match, curwin,
|
|
4157 curbuf, sub_firstlnum, matchcol)) == 0)
|
|
4158 {
|
|
4159 if (new_start != NULL)
|
|
4160 {
|
|
4161 /*
|
|
4162 * Copy the rest of the line, that didn't match.
|
|
4163 * "matchcol" has to be adjusted, we use the end of
|
|
4164 * the line as reference, because the substitute may
|
|
4165 * have changed the number of characters. Same for
|
|
4166 * "prev_matchcol".
|
|
4167 */
|
|
4168 STRCAT(new_start, sub_firstline + copycol);
|
|
4169 matchcol = (colnr_T)STRLEN(sub_firstline) - matchcol;
|
|
4170 prev_matchcol = (colnr_T)STRLEN(sub_firstline)
|
|
4171 - prev_matchcol;
|
|
4172
|
|
4173 if (u_savesub(lnum) != OK)
|
|
4174 break;
|
|
4175 ml_replace(lnum, new_start, TRUE);
|
|
4176
|
|
4177 if (nmatch_tl > 0)
|
|
4178 {
|
|
4179 /*
|
|
4180 * Matched lines have now been substituted and are
|
|
4181 * useless, delete them. The part after the match
|
|
4182 * has been appended to new_start, we don't need
|
|
4183 * it in the buffer.
|
|
4184 */
|
|
4185 ++lnum;
|
|
4186 if (u_savedel(lnum, nmatch_tl) != OK)
|
|
4187 break;
|
|
4188 for (i = 0; i < nmatch_tl; ++i)
|
|
4189 ml_delete(lnum, (int)FALSE);
|
|
4190 mark_adjust(lnum, lnum + nmatch_tl - 1,
|
|
4191 (long)MAXLNUM, -nmatch_tl);
|
|
4192 if (do_ask)
|
|
4193 deleted_lines(lnum, nmatch_tl);
|
|
4194 --lnum;
|
|
4195 line2 -= nmatch_tl; /* nr of lines decreases */
|
|
4196 nmatch_tl = 0;
|
|
4197 }
|
|
4198
|
|
4199 /* When asking, undo is saved each time, must also set
|
|
4200 * changed flag each time. */
|
|
4201 if (do_ask)
|
|
4202 changed_bytes(lnum, 0);
|
|
4203 else
|
|
4204 {
|
|
4205 if (first_line == 0)
|
|
4206 first_line = lnum;
|
|
4207 last_line = lnum + 1;
|
|
4208 }
|
|
4209
|
|
4210 sub_firstlnum = lnum;
|
|
4211 vim_free(sub_firstline); /* free the temp buffer */
|
|
4212 sub_firstline = new_start;
|
|
4213 new_start = NULL;
|
|
4214 matchcol = (colnr_T)STRLEN(sub_firstline) - matchcol;
|
|
4215 prev_matchcol = (colnr_T)STRLEN(sub_firstline)
|
|
4216 - prev_matchcol;
|
|
4217 copycol = 0;
|
|
4218 }
|
|
4219 if (nmatch == -1 && !lastone)
|
|
4220 nmatch = vim_regexec_multi(®match, curwin, curbuf,
|
|
4221 sub_firstlnum, matchcol);
|
|
4222
|
|
4223 /*
|
|
4224 * 5. break if there isn't another match in this line
|
|
4225 */
|
|
4226 if (nmatch <= 0)
|
|
4227 break;
|
|
4228 }
|
|
4229
|
|
4230 line_breakcheck();
|
|
4231 }
|
|
4232
|
|
4233 if (did_sub)
|
|
4234 ++sub_nlines;
|
|
4235 vim_free(sub_firstline); /* free the copy of the original line */
|
|
4236 sub_firstline = NULL;
|
|
4237 }
|
|
4238
|
|
4239 line_breakcheck();
|
|
4240 }
|
|
4241
|
|
4242 if (first_line != 0)
|
|
4243 {
|
|
4244 /* Need to subtract the number of added lines from "last_line" to get
|
|
4245 * the line number before the change (same as adding the number of
|
|
4246 * deleted lines). */
|
|
4247 i = curbuf->b_ml.ml_line_count - old_line_count;
|
|
4248 changed_lines(first_line, 0, last_line - i, i);
|
|
4249 }
|
|
4250
|
|
4251 outofmem:
|
|
4252 vim_free(sub_firstline); /* may have to free allocated copy of the line */
|
|
4253 if (sub_nsubs)
|
|
4254 {
|
|
4255 /* Set the '[ and '] marks. */
|
|
4256 curbuf->b_op_start.lnum = eap->line1;
|
|
4257 curbuf->b_op_end.lnum = line2;
|
|
4258 curbuf->b_op_start.col = curbuf->b_op_end.col = 0;
|
|
4259
|
|
4260 if (!global_busy)
|
|
4261 {
|
|
4262 beginline(BL_WHITE | BL_FIX);
|
|
4263 if (!do_sub_msg() && do_ask)
|
|
4264 MSG("");
|
|
4265 }
|
|
4266 else
|
|
4267 global_need_beginline = TRUE;
|
|
4268 if (do_print)
|
|
4269 print_line(curwin->w_cursor.lnum, FALSE);
|
|
4270 }
|
|
4271 else if (!global_busy)
|
|
4272 {
|
|
4273 if (got_int) /* interrupted */
|
|
4274 EMSG(_(e_interr));
|
|
4275 else if (got_match) /* did find something but nothing substituted */
|
|
4276 MSG("");
|
|
4277 else if (do_error) /* nothing found */
|
|
4278 EMSG2(_(e_patnotf2), get_search_pat());
|
|
4279 }
|
|
4280
|
|
4281 vim_free(regmatch.regprog);
|
|
4282 }
|
|
4283
|
|
4284 /*
|
|
4285 * Give message for number of substitutions.
|
|
4286 * Can also be used after a ":global" command.
|
|
4287 * Return TRUE if a message was given.
|
|
4288 */
|
|
4289 static int
|
|
4290 do_sub_msg()
|
|
4291 {
|
|
4292 /*
|
|
4293 * Only report substitutions when:
|
|
4294 * - more than 'report' substitutions
|
|
4295 * - command was typed by user, or number of changed lines > 'report'
|
|
4296 * - giving messages is not disabled by 'lazyredraw'
|
|
4297 */
|
|
4298 if (sub_nsubs > p_report
|
|
4299 && (KeyTyped || sub_nlines > 1 || p_report < 1)
|
|
4300 && messaging())
|
|
4301 {
|
|
4302 if (got_int)
|
|
4303 STRCPY(msg_buf, _("(Interrupted) "));
|
|
4304 else
|
|
4305 msg_buf[0] = NUL;
|
|
4306 if (sub_nsubs == 1)
|
|
4307 STRCAT(msg_buf, _("1 substitution"));
|
|
4308 else
|
|
4309 sprintf((char *)msg_buf + STRLEN(msg_buf), _("%ld substitutions"),
|
|
4310 sub_nsubs);
|
|
4311 if (sub_nlines == 1)
|
|
4312 STRCAT(msg_buf, _(" on 1 line"));
|
|
4313 else
|
|
4314 sprintf((char *)msg_buf + STRLEN(msg_buf), _(" on %ld lines"),
|
|
4315 (long)sub_nlines);
|
|
4316 if (msg(msg_buf))
|
|
4317 {
|
|
4318 /* save message to display it after redraw */
|
|
4319 set_keep_msg(msg_buf);
|
|
4320 keep_msg_attr = 0;
|
|
4321 }
|
|
4322 return TRUE;
|
|
4323 }
|
|
4324 if (got_int)
|
|
4325 {
|
|
4326 EMSG(_(e_interr));
|
|
4327 return TRUE;
|
|
4328 }
|
|
4329 return FALSE;
|
|
4330 }
|
|
4331
|
|
4332 /*
|
|
4333 * Execute a global command of the form:
|
|
4334 *
|
|
4335 * g/pattern/X : execute X on all lines where pattern matches
|
|
4336 * v/pattern/X : execute X on all lines where pattern does not match
|
|
4337 *
|
|
4338 * where 'X' is an EX command
|
|
4339 *
|
|
4340 * The command character (as well as the trailing slash) is optional, and
|
|
4341 * is assumed to be 'p' if missing.
|
|
4342 *
|
|
4343 * This is implemented in two passes: first we scan the file for the pattern and
|
|
4344 * set a mark for each line that (not) matches. secondly we execute the command
|
|
4345 * for each line that has a mark. This is required because after deleting
|
|
4346 * lines we do not know where to search for the next match.
|
|
4347 */
|
|
4348 void
|
|
4349 ex_global(eap)
|
|
4350 exarg_T *eap;
|
|
4351 {
|
|
4352 linenr_T lnum; /* line number according to old situation */
|
|
4353 int ndone;
|
|
4354 int type; /* first char of cmd: 'v' or 'g' */
|
|
4355 char_u *cmd; /* command argument */
|
|
4356
|
|
4357 char_u delim; /* delimiter, normally '/' */
|
|
4358 char_u *pat;
|
|
4359 regmmatch_T regmatch;
|
|
4360 int match;
|
|
4361 int which_pat;
|
|
4362
|
|
4363 if (global_busy)
|
|
4364 {
|
|
4365 EMSG(_("E147: Cannot do :global recursive")); /* will increment global_busy */
|
|
4366 return;
|
|
4367 }
|
|
4368
|
|
4369 if (eap->forceit) /* ":global!" is like ":vglobal" */
|
|
4370 type = 'v';
|
|
4371 else
|
|
4372 type = *eap->cmd;
|
|
4373 cmd = eap->arg;
|
|
4374 which_pat = RE_LAST; /* default: use last used regexp */
|
|
4375 sub_nsubs = 0;
|
|
4376 sub_nlines = 0;
|
|
4377
|
|
4378 /*
|
|
4379 * undocumented vi feature:
|
|
4380 * "\/" and "\?": use previous search pattern.
|
|
4381 * "\&": use previous substitute pattern.
|
|
4382 */
|
|
4383 if (*cmd == '\\')
|
|
4384 {
|
|
4385 ++cmd;
|
|
4386 if (vim_strchr((char_u *)"/?&", *cmd) == NULL)
|
|
4387 {
|
|
4388 EMSG(_(e_backslash));
|
|
4389 return;
|
|
4390 }
|
|
4391 if (*cmd == '&')
|
|
4392 which_pat = RE_SUBST; /* use previous substitute pattern */
|
|
4393 else
|
|
4394 which_pat = RE_SEARCH; /* use previous search pattern */
|
|
4395 ++cmd;
|
|
4396 pat = (char_u *)"";
|
|
4397 }
|
|
4398 else if (*cmd == NUL)
|
|
4399 {
|
|
4400 EMSG(_("E148: Regular expression missing from global"));
|
|
4401 return;
|
|
4402 }
|
|
4403 else
|
|
4404 {
|
|
4405 delim = *cmd; /* get the delimiter */
|
|
4406 if (delim)
|
|
4407 ++cmd; /* skip delimiter if there is one */
|
|
4408 pat = cmd; /* remember start of pattern */
|
|
4409 cmd = skip_regexp(cmd, delim, p_magic, &eap->arg);
|
|
4410 if (cmd[0] == delim) /* end delimiter found */
|
|
4411 *cmd++ = NUL; /* replace it with a NUL */
|
|
4412 }
|
|
4413
|
|
4414 #ifdef FEAT_FKMAP /* when in Farsi mode, reverse the character flow */
|
|
4415 if (p_altkeymap && curwin->w_p_rl)
|
|
4416 lrFswap(pat,0);
|
|
4417 #endif
|
|
4418
|
|
4419 if (search_regcomp(pat, RE_BOTH, which_pat, SEARCH_HIS, ®match) == FAIL)
|
|
4420 {
|
|
4421 EMSG(_(e_invcmd));
|
|
4422 return;
|
|
4423 }
|
|
4424
|
|
4425 /*
|
|
4426 * pass 1: set marks for each (not) matching line
|
|
4427 */
|
|
4428 ndone = 0;
|
|
4429 for (lnum = eap->line1; lnum <= eap->line2 && !got_int; ++lnum)
|
|
4430 {
|
|
4431 /* a match on this line? */
|
|
4432 match = vim_regexec_multi(®match, curwin, curbuf, lnum, (colnr_T)0);
|
|
4433 if ((type == 'g' && match) || (type == 'v' && !match))
|
|
4434 {
|
|
4435 ml_setmarked(lnum);
|
|
4436 ndone++;
|
|
4437 }
|
|
4438 line_breakcheck();
|
|
4439 }
|
|
4440
|
|
4441 /*
|
|
4442 * pass 2: execute the command for each line that has been marked
|
|
4443 */
|
|
4444 if (got_int)
|
|
4445 MSG(_(e_interr));
|
|
4446 else if (ndone == 0)
|
|
4447 {
|
|
4448 if (type == 'v')
|
|
4449 msg_str((char_u *)_("Pattern found in every line: %s"), pat);
|
|
4450 else
|
|
4451 msg_str((char_u *)_(e_patnotf2), pat);
|
|
4452 }
|
|
4453 else
|
|
4454 global_exe(cmd);
|
|
4455
|
|
4456 ml_clearmarked(); /* clear rest of the marks */
|
|
4457 vim_free(regmatch.regprog);
|
|
4458 }
|
|
4459
|
|
4460 /*
|
|
4461 * Execute "cmd" on lines marked with ml_setmarked().
|
|
4462 */
|
|
4463 void
|
|
4464 global_exe(cmd)
|
|
4465 char_u *cmd;
|
|
4466 {
|
|
4467 linenr_T old_lcount; /* b_ml.ml_line_count before the command */
|
|
4468 linenr_T lnum; /* line number according to old situation */
|
|
4469
|
|
4470 /*
|
|
4471 * Set current position only once for a global command.
|
|
4472 * If global_busy is set, setpcmark() will not do anything.
|
|
4473 * If there is an error, global_busy will be incremented.
|
|
4474 */
|
|
4475 setpcmark();
|
|
4476
|
|
4477 /* When the command writes a message, don't overwrite the command. */
|
|
4478 msg_didout = TRUE;
|
|
4479
|
|
4480 global_need_beginline = FALSE;
|
|
4481 global_busy = 1;
|
|
4482 old_lcount = curbuf->b_ml.ml_line_count;
|
|
4483 while (!got_int && (lnum = ml_firstmarked()) != 0 && global_busy == 1)
|
|
4484 {
|
|
4485 curwin->w_cursor.lnum = lnum;
|
|
4486 curwin->w_cursor.col = 0;
|
|
4487 if (*cmd == NUL || *cmd == '\n')
|
|
4488 do_cmdline((char_u *)"p", NULL, NULL, DOCMD_NOWAIT);
|
|
4489 else
|
|
4490 do_cmdline(cmd, NULL, NULL, DOCMD_NOWAIT);
|
|
4491 ui_breakcheck();
|
|
4492 }
|
|
4493
|
|
4494 global_busy = 0;
|
|
4495 if (global_need_beginline)
|
|
4496 beginline(BL_WHITE | BL_FIX);
|
|
4497 else
|
|
4498 check_cursor(); /* cursor may be beyond the end of the line */
|
|
4499
|
39
|
4500 /* the cursor may not have moved in the text but a change in a previous
|
|
4501 * line may move it on the screen */
|
|
4502 changed_line_abv_curs();
|
|
4503
|
7
|
4504 /* If it looks like no message was written, allow overwriting the
|
|
4505 * command with the report for number of changes. */
|
|
4506 if (msg_col == 0 && msg_scrolled == 0)
|
|
4507 msg_didout = FALSE;
|
|
4508
|
|
4509 /* If subsitutes done, report number of substitues, otherwise report
|
|
4510 * number of extra or deleted lines. */
|
|
4511 if (!do_sub_msg())
|
|
4512 msgmore(curbuf->b_ml.ml_line_count - old_lcount);
|
|
4513 }
|
|
4514
|
|
4515 #ifdef FEAT_VIMINFO
|
|
4516 int
|
|
4517 read_viminfo_sub_string(virp, force)
|
|
4518 vir_T *virp;
|
|
4519 int force;
|
|
4520 {
|
|
4521 if (old_sub != NULL && force)
|
|
4522 vim_free(old_sub);
|
|
4523 if (force || old_sub == NULL)
|
|
4524 old_sub = viminfo_readstring(virp, 1, TRUE);
|
|
4525 return viminfo_readline(virp);
|
|
4526 }
|
|
4527
|
|
4528 void
|
|
4529 write_viminfo_sub_string(fp)
|
|
4530 FILE *fp;
|
|
4531 {
|
|
4532 if (get_viminfo_parameter('/') != 0 && old_sub != NULL)
|
|
4533 {
|
|
4534 fprintf(fp, _("\n# Last Substitute String:\n$"));
|
|
4535 viminfo_writestring(fp, old_sub);
|
|
4536 }
|
|
4537 }
|
|
4538 #endif /* FEAT_VIMINFO */
|
|
4539
|
|
4540 #if (defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)) || defined(PROTO)
|
|
4541 /*
|
|
4542 * Set up for a tagpreview.
|
|
4543 */
|
|
4544 void
|
|
4545 prepare_tagpreview()
|
|
4546 {
|
|
4547 win_T *wp;
|
|
4548
|
|
4549 # ifdef FEAT_GUI
|
|
4550 need_mouse_correct = TRUE;
|
|
4551 # endif
|
|
4552
|
|
4553 /*
|
|
4554 * If there is already a preview window open, use that one.
|
|
4555 */
|
|
4556 if (!curwin->w_p_pvw)
|
|
4557 {
|
|
4558 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
4559 if (wp->w_p_pvw)
|
|
4560 break;
|
|
4561 if (wp != NULL)
|
|
4562 win_enter(wp, TRUE);
|
|
4563 else
|
|
4564 {
|
|
4565 /*
|
|
4566 * There is no preview window open yet. Create one.
|
|
4567 */
|
|
4568 if (win_split(g_do_tagpreview > 0 ? g_do_tagpreview : 0, 0)
|
|
4569 == FAIL)
|
|
4570 return;
|
|
4571 curwin->w_p_pvw = TRUE;
|
|
4572 curwin->w_p_wfh = TRUE;
|
|
4573 # ifdef FEAT_SCROLLBIND
|
|
4574 curwin->w_p_scb = FALSE; /* don't take over 'scrollbind' */
|
|
4575 # endif
|
|
4576 # ifdef FEAT_DIFF
|
|
4577 curwin->w_p_diff = FALSE; /* no 'diff' */
|
|
4578 # endif
|
|
4579 # ifdef FEAT_FOLDING
|
|
4580 curwin->w_p_fdc = 0; /* no 'foldcolumn' */
|
|
4581 # endif
|
|
4582 }
|
|
4583 }
|
|
4584 }
|
|
4585
|
|
4586 #endif
|
|
4587
|
|
4588
|
|
4589 /*
|
|
4590 * ":help": open a read-only window on a help file
|
|
4591 */
|
|
4592 void
|
|
4593 ex_help(eap)
|
|
4594 exarg_T *eap;
|
|
4595 {
|
|
4596 char_u *arg;
|
|
4597 char_u *tag;
|
|
4598 FILE *helpfd; /* file descriptor of help file */
|
|
4599 int n;
|
|
4600 int i;
|
|
4601 #ifdef FEAT_WINDOWS
|
|
4602 win_T *wp;
|
|
4603 #endif
|
|
4604 int num_matches;
|
|
4605 char_u **matches;
|
|
4606 char_u *p;
|
|
4607 int empty_fnum = 0;
|
|
4608 int alt_fnum = 0;
|
|
4609 buf_T *buf;
|
|
4610 #ifdef FEAT_MULTI_LANG
|
|
4611 int len;
|
9
|
4612 char_u *lang;
|
7
|
4613 #endif
|
|
4614
|
|
4615 if (eap != NULL)
|
|
4616 {
|
|
4617 /*
|
|
4618 * A ":help" command ends at the first LF, or at a '|' that is
|
|
4619 * followed by some text. Set nextcmd to the following command.
|
|
4620 */
|
|
4621 for (arg = eap->arg; *arg; ++arg)
|
|
4622 {
|
|
4623 if (*arg == '\n' || *arg == '\r'
|
|
4624 || (*arg == '|' && arg[1] != NUL && arg[1] != '|'))
|
|
4625 {
|
|
4626 *arg++ = NUL;
|
|
4627 eap->nextcmd = arg;
|
|
4628 break;
|
|
4629 }
|
|
4630 }
|
|
4631 arg = eap->arg;
|
|
4632
|
|
4633 if (eap->forceit && *arg == NUL)
|
|
4634 {
|
|
4635 EMSG(_("E478: Don't panic!"));
|
|
4636 return;
|
|
4637 }
|
|
4638
|
|
4639 if (eap->skip) /* not executing commands */
|
|
4640 return;
|
|
4641 }
|
|
4642 else
|
|
4643 arg = (char_u *)"";
|
|
4644
|
|
4645 /* remove trailing blanks */
|
|
4646 p = arg + STRLEN(arg) - 1;
|
|
4647 while (p > arg && vim_iswhite(*p) && p[-1] != '\\')
|
|
4648 *p-- = NUL;
|
|
4649
|
|
4650 #ifdef FEAT_MULTI_LANG
|
|
4651 /* Check for a specified language */
|
9
|
4652 lang = check_help_lang(arg);
|
7
|
4653 #endif
|
|
4654
|
|
4655 /* When no argument given go to the index. */
|
|
4656 if (*arg == NUL)
|
|
4657 arg = (char_u *)"help.txt";
|
|
4658
|
|
4659 /*
|
|
4660 * Check if there is a match for the argument.
|
|
4661 */
|
|
4662 n = find_help_tags(arg, &num_matches, &matches,
|
|
4663 eap != NULL && eap->forceit);
|
|
4664
|
|
4665 i = 0;
|
|
4666 #ifdef FEAT_MULTI_LANG
|
|
4667 if (n != FAIL && lang != NULL)
|
|
4668 /* Find first item with the requested language. */
|
|
4669 for (i = 0; i < num_matches; ++i)
|
|
4670 {
|
|
4671 len = STRLEN(matches[i]);
|
|
4672 if (len > 3 && matches[i][len - 3] == '@'
|
|
4673 && STRICMP(matches[i] + len - 2, lang) == 0)
|
|
4674 break;
|
|
4675 }
|
|
4676 #endif
|
|
4677 if (i >= num_matches || n == FAIL)
|
|
4678 {
|
|
4679 #ifdef FEAT_MULTI_LANG
|
|
4680 if (lang != NULL)
|
|
4681 EMSG3(_("E661: Sorry, no '%s' help for %s"), lang, arg);
|
|
4682 else
|
|
4683 #endif
|
|
4684 EMSG2(_("E149: Sorry, no help for %s"), arg);
|
|
4685 if (n != FAIL)
|
|
4686 FreeWild(num_matches, matches);
|
|
4687 return;
|
|
4688 }
|
|
4689
|
|
4690 /* The first match (in the requested language) is the best match. */
|
|
4691 tag = vim_strsave(matches[i]);
|
|
4692 FreeWild(num_matches, matches);
|
|
4693
|
|
4694 #ifdef FEAT_GUI
|
|
4695 need_mouse_correct = TRUE;
|
|
4696 #endif
|
|
4697
|
|
4698 /*
|
|
4699 * Re-use an existing help window or open a new one.
|
|
4700 */
|
|
4701 if (!curwin->w_buffer->b_help)
|
|
4702 {
|
|
4703 #ifdef FEAT_WINDOWS
|
|
4704 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
4705 if (wp->w_buffer != NULL && wp->w_buffer->b_help)
|
|
4706 break;
|
|
4707 if (wp != NULL && wp->w_buffer->b_nwindows > 0)
|
|
4708 win_enter(wp, TRUE);
|
|
4709 else
|
|
4710 #endif
|
|
4711 {
|
|
4712 /*
|
|
4713 * There is no help window yet.
|
|
4714 * Try to open the file specified by the "helpfile" option.
|
|
4715 */
|
|
4716 if ((helpfd = mch_fopen((char *)p_hf, READBIN)) == NULL)
|
|
4717 {
|
|
4718 msg_str((char_u *)_("Sorry, help file \"%s\" not found"),
|
|
4719 p_hf);
|
|
4720 goto erret;
|
|
4721 }
|
|
4722 fclose(helpfd);
|
|
4723
|
|
4724 #ifdef FEAT_WINDOWS
|
|
4725 /* Split off help window; put it at far top if no position
|
|
4726 * specified, the current window is vertically split and narrow. */
|
|
4727 n = WSP_HELP;
|
|
4728 # ifdef FEAT_VERTSPLIT
|
|
4729 if (cmdmod.split == 0 && curwin->w_width != Columns
|
|
4730 && curwin->w_width < 80)
|
|
4731 n |= WSP_TOP;
|
|
4732 # endif
|
|
4733 if (win_split(0, n) == FAIL)
|
|
4734 #else
|
|
4735 /* use current window */
|
|
4736 if (!can_abandon(curbuf, FALSE))
|
|
4737 #endif
|
|
4738 goto erret;
|
|
4739
|
|
4740 #ifdef FEAT_WINDOWS
|
|
4741 if (curwin->w_height < p_hh)
|
|
4742 win_setheight((int)p_hh);
|
|
4743 #endif
|
|
4744
|
|
4745 /*
|
|
4746 * Open help file (do_ecmd() will set b_help flag, readfile() will
|
|
4747 * set b_p_ro flag).
|
|
4748 * Set the alternate file to the previously edited file.
|
|
4749 */
|
|
4750 alt_fnum = curbuf->b_fnum;
|
|
4751 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_LASTL,
|
|
4752 ECMD_HIDE + ECMD_SET_HELP);
|
22
|
4753 if (!cmdmod.keepalt)
|
|
4754 curwin->w_alt_fnum = alt_fnum;
|
7
|
4755 empty_fnum = curbuf->b_fnum;
|
|
4756 }
|
|
4757 }
|
|
4758
|
|
4759 if (!p_im)
|
|
4760 restart_edit = 0; /* don't want insert mode in help file */
|
|
4761
|
|
4762 if (tag != NULL)
|
|
4763 do_tag(tag, DT_HELP, 1, FALSE, TRUE);
|
|
4764
|
|
4765 /* Delete the empty buffer if we're not using it. */
|
|
4766 if (empty_fnum != 0 && curbuf->b_fnum != empty_fnum)
|
|
4767 {
|
|
4768 buf = buflist_findnr(empty_fnum);
|
|
4769 if (buf != NULL)
|
|
4770 wipe_buffer(buf, TRUE);
|
|
4771 }
|
|
4772
|
|
4773 /* keep the previous alternate file */
|
22
|
4774 if (alt_fnum != 0 && curwin->w_alt_fnum == empty_fnum && !cmdmod.keepalt)
|
7
|
4775 curwin->w_alt_fnum = alt_fnum;
|
|
4776
|
|
4777 erret:
|
|
4778 vim_free(tag);
|
|
4779 }
|
|
4780
|
|
4781
|
9
|
4782 #if defined(FEAT_MULTI_LANG) || defined(PROTO)
|
|
4783 /*
|
|
4784 * In an argument search for a language specifiers in the form "@xx".
|
|
4785 * Changes the "@" to NUL if found, and returns a pointer to "xx".
|
|
4786 * Returns NULL if not found.
|
|
4787 */
|
|
4788 char_u *
|
|
4789 check_help_lang(arg)
|
|
4790 char_u *arg;
|
|
4791 {
|
|
4792 int len = STRLEN(arg);
|
|
4793
|
|
4794 if (len >= 3 && arg[len - 3] == '@' && ASCII_ISALPHA(arg[len - 2])
|
|
4795 && ASCII_ISALPHA(arg[len - 1]))
|
|
4796 {
|
|
4797 arg[len - 3] = NUL; /* remove the '@' */
|
|
4798 return arg + len - 2;
|
|
4799 }
|
|
4800 return NULL;
|
|
4801 }
|
|
4802 #endif
|
|
4803
|
7
|
4804 /*
|
|
4805 * Return a heuristic indicating how well the given string matches. The
|
|
4806 * smaller the number, the better the match. This is the order of priorities,
|
|
4807 * from best match to worst match:
|
|
4808 * - Match with least alpha-numeric characters is better.
|
|
4809 * - Match with least total characters is better.
|
|
4810 * - Match towards the start is better.
|
|
4811 * - Match starting with "+" is worse (feature instead of command)
|
|
4812 * Assumption is made that the matched_string passed has already been found to
|
|
4813 * match some string for which help is requested. webb.
|
|
4814 */
|
|
4815 int
|
|
4816 help_heuristic(matched_string, offset, wrong_case)
|
|
4817 char_u *matched_string;
|
|
4818 int offset; /* offset for match */
|
|
4819 int wrong_case; /* no matching case */
|
|
4820 {
|
|
4821 int num_letters;
|
|
4822 char_u *p;
|
|
4823
|
|
4824 num_letters = 0;
|
|
4825 for (p = matched_string; *p; p++)
|
|
4826 if (ASCII_ISALNUM(*p))
|
|
4827 num_letters++;
|
|
4828
|
|
4829 /*
|
|
4830 * Multiply the number of letters by 100 to give it a much bigger
|
|
4831 * weighting than the number of characters.
|
|
4832 * If there only is a match while ignoring case, add 5000.
|
|
4833 * If the match starts in the middle of a word, add 10000 to put it
|
|
4834 * somewhere in the last half.
|
|
4835 * If the match is more than 2 chars from the start, multiply by 200 to
|
|
4836 * put it after matches at the start.
|
|
4837 */
|
|
4838 if (ASCII_ISALNUM(matched_string[offset]) && offset > 0
|
|
4839 && ASCII_ISALNUM(matched_string[offset - 1]))
|
|
4840 offset += 10000;
|
|
4841 else if (offset > 2)
|
|
4842 offset *= 200;
|
|
4843 if (wrong_case)
|
|
4844 offset += 5000;
|
|
4845 /* Features are less interesting than the subjects themselves, but "+"
|
|
4846 * alone is not a feature. */
|
|
4847 if (matched_string[0] == '+' && matched_string[1] != NUL)
|
|
4848 offset += 100;
|
|
4849 return (int)(100 * num_letters + STRLEN(matched_string) + offset);
|
|
4850 }
|
|
4851
|
|
4852 /*
|
|
4853 * Compare functions for qsort() below, that checks the help heuristics number
|
|
4854 * that has been put after the tagname by find_tags().
|
|
4855 */
|
|
4856 static int
|
|
4857 #ifdef __BORLANDC__
|
|
4858 _RTLENTRYF
|
|
4859 #endif
|
|
4860 help_compare(s1, s2)
|
|
4861 const void *s1;
|
|
4862 const void *s2;
|
|
4863 {
|
|
4864 char *p1;
|
|
4865 char *p2;
|
|
4866
|
|
4867 p1 = *(char **)s1 + strlen(*(char **)s1) + 1;
|
|
4868 p2 = *(char **)s2 + strlen(*(char **)s2) + 1;
|
|
4869 return strcmp(p1, p2);
|
|
4870 }
|
|
4871
|
|
4872 /*
|
|
4873 * Find all help tags matching "arg", sort them and return in matches[], with
|
|
4874 * the number of matches in num_matches.
|
|
4875 * The matches will be sorted with a "best" match algorithm.
|
|
4876 * When "keep_lang" is TRUE try keeping the language of the current buffer.
|
|
4877 */
|
|
4878 int
|
|
4879 find_help_tags(arg, num_matches, matches, keep_lang)
|
|
4880 char_u *arg;
|
|
4881 int *num_matches;
|
|
4882 char_u ***matches;
|
|
4883 int keep_lang;
|
|
4884 {
|
|
4885 char_u *s, *d;
|
|
4886 int i;
|
|
4887 static char *(mtable[]) = {"*", "g*", "[*", "]*", ":*",
|
|
4888 "/*", "/\\*", "\"*", "/\\(\\)",
|
|
4889 "?", ":?", "?<CR>", "g?", "g?g?", "g??",
|
|
4890 "/\\?", "/\\z(\\)",
|
|
4891 "[count]", "[quotex]", "[range]",
|
|
4892 "[pattern]", "\\|", "\\%$"};
|
|
4893 static char *(rtable[]) = {"star", "gstar", "[star", "]star", ":star",
|
|
4894 "/star", "/\\\\star", "quotestar", "/\\\\(\\\\)",
|
|
4895 "?", ":?", "?<CR>", "g?", "g?g?", "g??",
|
|
4896 "/\\\\?", "/\\\\z(\\\\)",
|
|
4897 "\\[count]", "\\[quotex]", "\\[range]",
|
|
4898 "\\[pattern]", "\\\\bar", "/\\\\%\\$"};
|
|
4899 int flags;
|
|
4900
|
|
4901 d = IObuff; /* assume IObuff is long enough! */
|
|
4902
|
|
4903 /*
|
|
4904 * Recognize a few exceptions to the rule. Some strings that contain '*'
|
|
4905 * with "star". Otherwise '*' is recognized as a wildcard.
|
|
4906 */
|
|
4907 for (i = sizeof(mtable) / sizeof(char *); --i >= 0; )
|
|
4908 if (STRCMP(arg, mtable[i]) == 0)
|
|
4909 {
|
|
4910 STRCPY(d, rtable[i]);
|
|
4911 break;
|
|
4912 }
|
|
4913
|
|
4914 if (i < 0) /* no match in table */
|
|
4915 {
|
|
4916 /* Replace "\S" with "/\\S", etc. Otherwise every tag is matched.
|
|
4917 * Also replace "\%^" and "\%(", they match every tag too.
|
|
4918 * Also "\zs", "\z1", etc.
|
|
4919 * Also "\@<", "\@=", "\@<=", etc.
|
|
4920 * And also "\_$" and "\_^". */
|
|
4921 if (arg[0] == '\\'
|
|
4922 && ((arg[1] != NUL && arg[2] == NUL)
|
|
4923 || (vim_strchr((char_u *)"%_z@", arg[1]) != NULL
|
|
4924 && arg[2] != NUL)))
|
|
4925 {
|
|
4926 STRCPY(d, "/\\\\");
|
|
4927 STRCPY(d + 3, arg + 1);
|
|
4928 /* Check for "/\\_$", should be "/\\_\$" */
|
|
4929 if (d[3] == '_' && d[4] == '$')
|
|
4930 STRCPY(d + 4, "\\$");
|
|
4931 }
|
|
4932 else
|
|
4933 {
|
|
4934 /* replace "[:...:]" with "\[:...:]"; "[+...]" with "\[++...]" */
|
|
4935 if (arg[0] == '[' && (arg[1] == ':'
|
|
4936 || (arg[1] == '+' && arg[2] == '+')))
|
|
4937 *d++ = '\\';
|
|
4938
|
|
4939 for (s = arg; *s; ++s)
|
|
4940 {
|
|
4941 /*
|
|
4942 * Replace "|" with "bar" and '"' with "quote" to match the name of
|
|
4943 * the tags for these commands.
|
|
4944 * Replace "*" with ".*" and "?" with "." to match command line
|
|
4945 * completion.
|
|
4946 * Insert a backslash before '~', '$' and '.' to avoid their
|
|
4947 * special meaning.
|
|
4948 */
|
|
4949 if (d - IObuff > IOSIZE - 10) /* getting too long!? */
|
|
4950 break;
|
|
4951 switch (*s)
|
|
4952 {
|
|
4953 case '|': STRCPY(d, "bar");
|
|
4954 d += 3;
|
|
4955 continue;
|
|
4956 case '"': STRCPY(d, "quote");
|
|
4957 d += 5;
|
|
4958 continue;
|
|
4959 case '*': *d++ = '.';
|
|
4960 break;
|
|
4961 case '?': *d++ = '.';
|
|
4962 continue;
|
|
4963 case '$':
|
|
4964 case '.':
|
|
4965 case '~': *d++ = '\\';
|
|
4966 break;
|
|
4967 }
|
|
4968
|
|
4969 /*
|
|
4970 * Replace "^x" by "CTRL-X". Don't do this for "^_" to make
|
|
4971 * ":help i_^_CTRL-D" work.
|
|
4972 * Insert '-' before and after "CTRL-X" when applicable.
|
|
4973 */
|
|
4974 if (*s < ' ' || (*s == '^' && s[1] && (ASCII_ISALPHA(s[1])
|
|
4975 || vim_strchr((char_u *)"?@[\\]^", s[1]) != NULL)))
|
|
4976 {
|
|
4977 if (d > IObuff && d[-1] != '_')
|
|
4978 *d++ = '_'; /* prepend a '_' */
|
|
4979 STRCPY(d, "CTRL-");
|
|
4980 d += 5;
|
|
4981 if (*s < ' ')
|
|
4982 {
|
|
4983 #ifdef EBCDIC
|
|
4984 *d++ = CtrlChar(*s);
|
|
4985 #else
|
|
4986 *d++ = *s + '@';
|
|
4987 #endif
|
|
4988 if (d[-1] == '\\')
|
|
4989 *d++ = '\\'; /* double a backslash */
|
|
4990 }
|
|
4991 else
|
|
4992 *d++ = *++s;
|
|
4993 if (s[1] != NUL && s[1] != '_')
|
|
4994 *d++ = '_'; /* append a '_' */
|
|
4995 continue;
|
|
4996 }
|
|
4997 else if (*s == '^') /* "^" or "CTRL-^" or "^_" */
|
|
4998 *d++ = '\\';
|
|
4999
|
|
5000 /*
|
|
5001 * Insert a backslash before a backslash after a slash, for search
|
|
5002 * pattern tags: "/\|" --> "/\\|".
|
|
5003 */
|
|
5004 else if (s[0] == '\\' && s[1] != '\\'
|
|
5005 && *arg == '/' && s == arg + 1)
|
|
5006 *d++ = '\\';
|
|
5007
|
|
5008 /* "CTRL-\_" -> "CTRL-\\_" to avoid the special meaning of "\_" in
|
|
5009 * "CTRL-\_CTRL-N" */
|
|
5010 if (STRNICMP(s, "CTRL-\\_", 7) == 0)
|
|
5011 {
|
|
5012 STRCPY(d, "CTRL-\\\\");
|
|
5013 d += 7;
|
|
5014 s += 6;
|
|
5015 }
|
|
5016
|
|
5017 *d++ = *s;
|
|
5018
|
|
5019 /*
|
|
5020 * If tag starts with ', toss everything after a second '. Fixes
|
|
5021 * CTRL-] on 'option'. (would include the trailing '.').
|
|
5022 */
|
|
5023 if (*s == '\'' && s > arg && *arg == '\'')
|
|
5024 break;
|
|
5025 }
|
|
5026 *d = NUL;
|
|
5027 }
|
|
5028 }
|
|
5029
|
|
5030 *matches = (char_u **)"";
|
|
5031 *num_matches = 0;
|
|
5032 flags = TAG_HELP | TAG_REGEXP | TAG_NAMES | TAG_VERBOSE;
|
|
5033 if (keep_lang)
|
|
5034 flags |= TAG_KEEP_LANG;
|
|
5035 if (find_tags(IObuff, num_matches, matches, flags, (int)MAXCOL, NULL) == OK
|
|
5036 && *num_matches > 0)
|
|
5037 /* Sort the matches found on the heuristic number that is after the
|
|
5038 * tag name. */
|
|
5039 qsort((void *)*matches, (size_t)*num_matches,
|
|
5040 sizeof(char_u *), help_compare);
|
|
5041 return OK;
|
|
5042 }
|
|
5043
|
|
5044 /*
|
|
5045 * After reading a help file: May cleanup a help buffer when syntax
|
|
5046 * highlighting is not used.
|
|
5047 */
|
|
5048 void
|
|
5049 fix_help_buffer()
|
|
5050 {
|
|
5051 linenr_T lnum;
|
|
5052 char_u *line;
|
|
5053 int in_example = FALSE;
|
|
5054 int len;
|
|
5055 char_u *p;
|
|
5056 char_u *rt;
|
|
5057 int mustfree;
|
|
5058
|
|
5059 /* set filetype to "help". */
|
|
5060 set_option_value((char_u *)"ft", 0L, (char_u *)"help", OPT_LOCAL);
|
|
5061
|
|
5062 #ifdef FEAT_SYN_HL
|
|
5063 if (!syntax_present(curbuf))
|
|
5064 #endif
|
|
5065 {
|
|
5066 for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count; ++lnum)
|
|
5067 {
|
|
5068 line = ml_get_buf(curbuf, lnum, FALSE);
|
|
5069 len = (int)STRLEN(line);
|
|
5070 if (in_example && len > 0 && !vim_iswhite(line[0]))
|
|
5071 {
|
|
5072 /* End of example: non-white or '<' in first column. */
|
|
5073 if (line[0] == '<')
|
|
5074 {
|
|
5075 /* blank-out a '<' in the first column */
|
|
5076 line = ml_get_buf(curbuf, lnum, TRUE);
|
|
5077 line[0] = ' ';
|
|
5078 }
|
|
5079 in_example = FALSE;
|
|
5080 }
|
|
5081 if (!in_example && len > 0)
|
|
5082 {
|
|
5083 if (line[len - 1] == '>' && (len == 1 || line[len - 2] == ' '))
|
|
5084 {
|
|
5085 /* blank-out a '>' in the last column (start of example) */
|
|
5086 line = ml_get_buf(curbuf, lnum, TRUE);
|
|
5087 line[len - 1] = ' ';
|
|
5088 in_example = TRUE;
|
|
5089 }
|
|
5090 else if (line[len - 1] == '~')
|
|
5091 {
|
|
5092 /* blank-out a '~' at the end of line (header marker) */
|
|
5093 line = ml_get_buf(curbuf, lnum, TRUE);
|
|
5094 line[len - 1] = ' ';
|
|
5095 }
|
|
5096 }
|
|
5097 }
|
|
5098 }
|
|
5099
|
|
5100 /*
|
|
5101 * In the "help.txt" file, add the locally added help files.
|
|
5102 * This uses the very first line in the help file.
|
|
5103 */
|
|
5104 if (fnamecmp(gettail(curbuf->b_fname), "help.txt") == 0)
|
|
5105 {
|
|
5106 for (lnum = 1; lnum < curbuf->b_ml.ml_line_count; ++lnum)
|
|
5107 {
|
|
5108 line = ml_get_buf(curbuf, lnum, FALSE);
|
|
5109 if (strstr((char *)line, "*local-additions*") != NULL)
|
|
5110 {
|
|
5111 /* Go through all directories in 'runtimepath', skipping
|
|
5112 * $VIMRUNTIME. */
|
|
5113 p = p_rtp;
|
|
5114 while (*p != NUL)
|
|
5115 {
|
|
5116 copy_option_part(&p, NameBuff, MAXPATHL, ",");
|
|
5117 mustfree = FALSE;
|
|
5118 rt = vim_getenv((char_u *)"VIMRUNTIME", &mustfree);
|
|
5119 if (fullpathcmp(rt, NameBuff, FALSE) != FPC_SAME)
|
|
5120 {
|
|
5121 int fcount;
|
|
5122 char_u **fnames;
|
|
5123 FILE *fd;
|
|
5124 char_u *s;
|
|
5125 int fi;
|
|
5126 #ifdef FEAT_MBYTE
|
|
5127 vimconv_T vc;
|
|
5128 char_u *cp;
|
|
5129 #endif
|
|
5130
|
|
5131 /* Find all "doc/ *.txt" files in this directory. */
|
|
5132 add_pathsep(NameBuff);
|
|
5133 STRCAT(NameBuff, "doc/*.txt");
|
|
5134 if (gen_expand_wildcards(1, &NameBuff, &fcount,
|
|
5135 &fnames, EW_FILE|EW_SILENT) == OK
|
|
5136 && fcount > 0)
|
|
5137 {
|
|
5138 for (fi = 0; fi < fcount; ++fi)
|
|
5139 {
|
|
5140 fd = fopen((char *)fnames[fi], "r");
|
|
5141 if (fd != NULL)
|
|
5142 {
|
|
5143 vim_fgets(IObuff, IOSIZE, fd);
|
|
5144 if (IObuff[0] == '*'
|
|
5145 && (s = vim_strchr(IObuff + 1, '*'))
|
|
5146 != NULL)
|
|
5147 {
|
|
5148 #ifdef FEAT_MBYTE
|
|
5149 int this_utf = MAYBE;
|
|
5150 #endif
|
|
5151 /* Change tag definition to a
|
|
5152 * reference and remove <CR>/<NL>. */
|
|
5153 IObuff[0] = '|';
|
|
5154 *s = '|';
|
|
5155 while (*s != NUL)
|
|
5156 {
|
|
5157 if (*s == '\r' || *s == '\n')
|
|
5158 *s = NUL;
|
|
5159 #ifdef FEAT_MBYTE
|
|
5160 /* The text is utf-8 when a byte
|
|
5161 * above 127 is found and no
|
|
5162 * illegal byte sequence is found.
|
|
5163 */
|
|
5164 if (*s >= 0x80 && this_utf != FALSE)
|
|
5165 {
|
|
5166 int l;
|
|
5167
|
|
5168 this_utf = TRUE;
|
|
5169 l = utf_ptr2len_check(s);
|
|
5170 if (l == 1)
|
|
5171 this_utf = FALSE;
|
|
5172 s += l - 1;
|
|
5173 }
|
|
5174 #endif
|
|
5175 ++s;
|
|
5176 }
|
|
5177 #ifdef FEAT_MBYTE
|
|
5178 /* The help file is latin1 or utf-8;
|
|
5179 * conversion to the current
|
|
5180 * 'encoding' may be required. */
|
|
5181 vc.vc_type = CONV_NONE;
|
|
5182 convert_setup(&vc, (char_u *)(
|
|
5183 this_utf == TRUE ? "utf-8"
|
|
5184 : "latin1"), p_enc);
|
|
5185 if (vc.vc_type == CONV_NONE)
|
|
5186 /* No conversion needed. */
|
|
5187 cp = IObuff;
|
|
5188 else
|
|
5189 {
|
|
5190 /* Do the conversion. If it fails
|
|
5191 * use the unconverted text. */
|
|
5192 cp = string_convert(&vc, IObuff,
|
|
5193 NULL);
|
|
5194 if (cp == NULL)
|
|
5195 cp = IObuff;
|
|
5196 }
|
|
5197 convert_setup(&vc, NULL, NULL);
|
|
5198
|
|
5199 ml_append(lnum, cp, (colnr_T)0, FALSE);
|
|
5200 if (cp != IObuff)
|
|
5201 vim_free(cp);
|
|
5202 #else
|
|
5203 ml_append(lnum, IObuff, (colnr_T)0,
|
|
5204 FALSE);
|
|
5205 #endif
|
|
5206 ++lnum;
|
|
5207 }
|
|
5208 fclose(fd);
|
|
5209 }
|
|
5210 }
|
|
5211 FreeWild(fcount, fnames);
|
|
5212 }
|
|
5213 }
|
|
5214 if (mustfree)
|
|
5215 vim_free(rt);
|
|
5216 }
|
|
5217 break;
|
|
5218 }
|
|
5219 }
|
|
5220 }
|
|
5221 }
|
|
5222
|
40
|
5223 /*
|
|
5224 * ":exusage"
|
|
5225 */
|
|
5226 /*ARGSUSED*/
|
|
5227 void
|
|
5228 ex_exusage(eap)
|
|
5229 exarg_T *eap;
|
|
5230 {
|
|
5231 do_cmdline_cmd((char_u *)"help ex-cmd-index");
|
|
5232 }
|
|
5233
|
|
5234 /*
|
|
5235 * ":viusage"
|
|
5236 */
|
|
5237 /*ARGSUSED*/
|
|
5238 void
|
|
5239 ex_viusage(eap)
|
|
5240 exarg_T *eap;
|
|
5241 {
|
|
5242 do_cmdline_cmd((char_u *)"help normal-index");
|
|
5243 }
|
|
5244
|
7
|
5245 #if defined(FEAT_EX_EXTRA) || defined(PROTO)
|
|
5246 static void helptags_one __ARGS((char_u *dir, char_u *ext, char_u *lang));
|
|
5247
|
|
5248 /*
|
|
5249 * ":helptags"
|
|
5250 */
|
|
5251 void
|
|
5252 ex_helptags(eap)
|
|
5253 exarg_T *eap;
|
|
5254 {
|
|
5255 garray_T ga;
|
|
5256 int i, j;
|
|
5257 int len;
|
9
|
5258 #ifdef FEAT_MULTI_LANG
|
7
|
5259 char_u lang[2];
|
9
|
5260 #endif
|
7
|
5261 char_u ext[5];
|
|
5262 char_u fname[8];
|
|
5263 int filecount;
|
|
5264 char_u **files;
|
|
5265
|
|
5266 if (!mch_isdir(eap->arg))
|
|
5267 {
|
|
5268 EMSG2(_("E150: Not a directory: %s"), eap->arg);
|
|
5269 return;
|
|
5270 }
|
|
5271
|
|
5272 #ifdef FEAT_MULTI_LANG
|
|
5273 /* Get a list of all files in the directory. */
|
|
5274 STRCPY(NameBuff, eap->arg);
|
|
5275 add_pathsep(NameBuff);
|
|
5276 STRCAT(NameBuff, "*");
|
|
5277 if (gen_expand_wildcards(1, &NameBuff, &filecount, &files,
|
|
5278 EW_FILE|EW_SILENT) == FAIL
|
|
5279 || filecount == 0)
|
|
5280 {
|
|
5281 EMSG2("E151: No match: %s", NameBuff);
|
|
5282 return;
|
|
5283 }
|
|
5284
|
|
5285 /* Go over all files in the directory to find out what languages are
|
|
5286 * present. */
|
|
5287 ga_init2(&ga, 1, 10);
|
|
5288 for (i = 0; i < filecount; ++i)
|
|
5289 {
|
|
5290 len = STRLEN(files[i]);
|
|
5291 if (len > 4)
|
|
5292 {
|
|
5293 if (STRICMP(files[i] + len - 4, ".txt") == 0)
|
|
5294 {
|
|
5295 /* ".txt" -> language "en" */
|
|
5296 lang[0] = 'e';
|
|
5297 lang[1] = 'n';
|
|
5298 }
|
|
5299 else if (files[i][len - 4] == '.'
|
|
5300 && ASCII_ISALPHA(files[i][len - 3])
|
|
5301 && ASCII_ISALPHA(files[i][len - 2])
|
|
5302 && TOLOWER_ASC(files[i][len - 1]) == 'x')
|
|
5303 {
|
|
5304 /* ".abx" -> language "ab" */
|
|
5305 lang[0] = TOLOWER_ASC(files[i][len - 3]);
|
|
5306 lang[1] = TOLOWER_ASC(files[i][len - 2]);
|
|
5307 }
|
|
5308 else
|
|
5309 continue;
|
|
5310
|
|
5311 /* Did we find this language already? */
|
|
5312 for (j = 0; j < ga.ga_len; j += 2)
|
|
5313 if (STRNCMP(lang, ((char_u *)ga.ga_data) + j, 2) == 0)
|
|
5314 break;
|
|
5315 if (j == ga.ga_len)
|
|
5316 {
|
|
5317 /* New language, add it. */
|
|
5318 if (ga_grow(&ga, 2) == FAIL)
|
|
5319 break;
|
|
5320 ((char_u *)ga.ga_data)[ga.ga_len++] = lang[0];
|
|
5321 ((char_u *)ga.ga_data)[ga.ga_len++] = lang[1];
|
|
5322 }
|
|
5323 }
|
|
5324 }
|
|
5325
|
|
5326 /*
|
|
5327 * Loop over the found languages to generate a tags file for each one.
|
|
5328 */
|
|
5329 for (j = 0; j < ga.ga_len; j += 2)
|
|
5330 {
|
|
5331 STRCPY(fname, "tags-xx");
|
|
5332 fname[5] = ((char_u *)ga.ga_data)[j];
|
|
5333 fname[6] = ((char_u *)ga.ga_data)[j + 1];
|
|
5334 if (fname[5] == 'e' && fname[6] == 'n')
|
|
5335 {
|
|
5336 /* English is an exception: use ".txt" and "tags". */
|
|
5337 fname[4] = NUL;
|
|
5338 STRCPY(ext, ".txt");
|
|
5339 }
|
|
5340 else
|
|
5341 {
|
|
5342 /* Language "ab" uses ".abx" and "tags-ab". */
|
|
5343 STRCPY(ext, ".xxx");
|
|
5344 ext[1] = fname[5];
|
|
5345 ext[2] = fname[6];
|
|
5346 }
|
|
5347 helptags_one(eap->arg, ext, fname);
|
|
5348 }
|
|
5349
|
|
5350 ga_clear(&ga);
|
|
5351 FreeWild(filecount, files);
|
|
5352
|
|
5353 #else
|
|
5354 /* No language support, just use "*.txt" and "tags". */
|
|
5355 helptags_one(eap->arg, (char_u *)".txt", (char_u *)"tags");
|
|
5356 #endif
|
|
5357 }
|
|
5358
|
|
5359 static void
|
|
5360 helptags_one(dir, ext, tagfname)
|
|
5361 char_u *dir; /* doc directory */
|
|
5362 char_u *ext; /* suffix, ".txt", ".itx", ".frx", etc. */
|
|
5363 char_u *tagfname; /* "tags" for English, "tags-it" for Italian. */
|
|
5364 {
|
|
5365 FILE *fd_tags;
|
|
5366 FILE *fd;
|
|
5367 garray_T ga;
|
|
5368 int filecount;
|
|
5369 char_u **files;
|
|
5370 char_u *p1, *p2;
|
|
5371 int fi;
|
|
5372 char_u *s;
|
|
5373 int i;
|
|
5374 char_u *fname;
|
|
5375 # ifdef FEAT_MBYTE
|
|
5376 int utf8 = MAYBE;
|
|
5377 int this_utf8;
|
|
5378 int firstline;
|
|
5379 int mix = FALSE; /* detected mixed encodings */
|
|
5380 # endif
|
|
5381
|
|
5382 /*
|
|
5383 * Find all *.txt files.
|
|
5384 */
|
|
5385 STRCPY(NameBuff, dir);
|
|
5386 add_pathsep(NameBuff);
|
|
5387 STRCAT(NameBuff, "*");
|
|
5388 STRCAT(NameBuff, ext);
|
|
5389 if (gen_expand_wildcards(1, &NameBuff, &filecount, &files,
|
|
5390 EW_FILE|EW_SILENT) == FAIL
|
|
5391 || filecount == 0)
|
|
5392 {
|
|
5393 if (!got_int)
|
|
5394 EMSG2("E151: No match: %s", NameBuff);
|
|
5395 return;
|
|
5396 }
|
|
5397
|
|
5398 /*
|
|
5399 * Open the tags file for writing.
|
|
5400 * Do this before scanning through all the files.
|
|
5401 */
|
|
5402 STRCPY(NameBuff, dir);
|
|
5403 add_pathsep(NameBuff);
|
|
5404 STRCAT(NameBuff, tagfname);
|
|
5405 fd_tags = fopen((char *)NameBuff, "w");
|
|
5406 if (fd_tags == NULL)
|
|
5407 {
|
|
5408 EMSG2(_("E152: Cannot open %s for writing"), NameBuff);
|
|
5409 FreeWild(filecount, files);
|
|
5410 return;
|
|
5411 }
|
|
5412
|
|
5413 /*
|
|
5414 * If generating tags for "$VIMRUNTIME/doc" add the "help-tags" tag.
|
|
5415 */
|
|
5416 ga_init2(&ga, (int)sizeof(char_u *), 100);
|
|
5417 if (fullpathcmp((char_u *)"$VIMRUNTIME/doc", dir, FALSE) == FPC_SAME)
|
|
5418 {
|
|
5419 if (ga_grow(&ga, 1) == FAIL)
|
|
5420 got_int = TRUE;
|
|
5421 else
|
|
5422 {
|
|
5423 s = alloc(30);
|
|
5424 if (s == NULL)
|
|
5425 got_int = TRUE;
|
|
5426 else
|
|
5427 {
|
|
5428 sprintf((char *)s, "help-tags\t%s\t1\n", tagfname);
|
|
5429 ((char_u **)ga.ga_data)[ga.ga_len] = s;
|
|
5430 ++ga.ga_len;
|
|
5431 }
|
|
5432 }
|
|
5433 }
|
|
5434
|
|
5435 /*
|
|
5436 * Go over all the files and extract the tags.
|
|
5437 */
|
|
5438 for (fi = 0; fi < filecount && !got_int; ++fi)
|
|
5439 {
|
|
5440 fd = fopen((char *)files[fi], "r");
|
|
5441 if (fd == NULL)
|
|
5442 {
|
|
5443 EMSG2(_("E153: Unable to open %s for reading"), files[fi]);
|
|
5444 continue;
|
|
5445 }
|
|
5446 fname = gettail(files[fi]);
|
|
5447
|
|
5448 # ifdef FEAT_MBYTE
|
|
5449 firstline = TRUE;
|
|
5450 # endif
|
|
5451 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int)
|
|
5452 {
|
|
5453 # ifdef FEAT_MBYTE
|
|
5454 if (firstline)
|
|
5455 {
|
|
5456 /* Detect utf-8 file by a non-ASCII char in the first line. */
|
|
5457 this_utf8 = MAYBE;
|
|
5458 for (s = IObuff; *s != NUL; ++s)
|
|
5459 if (*s >= 0x80)
|
|
5460 {
|
|
5461 int l;
|
|
5462
|
|
5463 this_utf8 = TRUE;
|
|
5464 l = utf_ptr2len_check(s);
|
|
5465 if (l == 1)
|
|
5466 {
|
|
5467 /* Illegal UTF-8 byte sequence. */
|
|
5468 this_utf8 = FALSE;
|
|
5469 break;
|
|
5470 }
|
|
5471 s += l - 1;
|
|
5472 }
|
|
5473 if (this_utf8 == MAYBE) /* only ASCII characters found */
|
|
5474 this_utf8 = FALSE;
|
|
5475 if (utf8 == MAYBE) /* first file */
|
|
5476 utf8 = this_utf8;
|
|
5477 else if (utf8 != this_utf8)
|
|
5478 {
|
|
5479 EMSG2(_("E670: Mix of help file encodings within a language: %s"), files[fi]);
|
|
5480 mix = !got_int;
|
|
5481 got_int = TRUE;
|
|
5482 }
|
|
5483 firstline = FALSE;
|
|
5484 }
|
|
5485 # endif
|
|
5486 p1 = vim_strchr(IObuff, '*'); /* find first '*' */
|
|
5487 while (p1 != NULL)
|
|
5488 {
|
|
5489 p2 = vim_strchr(p1 + 1, '*'); /* find second '*' */
|
|
5490 if (p2 != NULL && p2 > p1 + 1) /* skip "*" and "**" */
|
|
5491 {
|
|
5492 for (s = p1 + 1; s < p2; ++s)
|
|
5493 if (*s == ' ' || *s == '\t' || *s == '|')
|
|
5494 break;
|
|
5495
|
|
5496 /*
|
|
5497 * Only accept a *tag* when it consists of valid
|
|
5498 * characters, there is white space before it and is
|
|
5499 * followed by a white character or end-of-line.
|
|
5500 */
|
|
5501 if (s == p2
|
|
5502 && (p1 == IObuff || p1[-1] == ' ' || p1[-1] == '\t')
|
|
5503 && (vim_strchr((char_u *)" \t\n\r", s[1]) != NULL
|
|
5504 || s[1] == '\0'))
|
|
5505 {
|
|
5506 *p2 = '\0';
|
|
5507 ++p1;
|
|
5508 if (ga_grow(&ga, 1) == FAIL)
|
|
5509 {
|
|
5510 got_int = TRUE;
|
|
5511 break;
|
|
5512 }
|
|
5513 s = alloc((unsigned)(p2 - p1 + STRLEN(fname) + 2));
|
|
5514 if (s == NULL)
|
|
5515 {
|
|
5516 got_int = TRUE;
|
|
5517 break;
|
|
5518 }
|
|
5519 ((char_u **)ga.ga_data)[ga.ga_len] = s;
|
|
5520 ++ga.ga_len;
|
|
5521 sprintf((char *)s, "%s\t%s", p1, fname);
|
|
5522
|
|
5523 /* find next '*' */
|
|
5524 p2 = vim_strchr(p2 + 1, '*');
|
|
5525 }
|
|
5526 }
|
|
5527 p1 = p2;
|
|
5528 }
|
|
5529 line_breakcheck();
|
|
5530 }
|
|
5531
|
|
5532 fclose(fd);
|
|
5533 }
|
|
5534
|
|
5535 FreeWild(filecount, files);
|
|
5536
|
|
5537 if (!got_int)
|
|
5538 {
|
|
5539 /*
|
|
5540 * Sort the tags.
|
|
5541 */
|
|
5542 sort_strings((char_u **)ga.ga_data, ga.ga_len);
|
|
5543
|
|
5544 /*
|
|
5545 * Check for duplicates.
|
|
5546 */
|
|
5547 for (i = 1; i < ga.ga_len; ++i)
|
|
5548 {
|
|
5549 p1 = ((char_u **)ga.ga_data)[i - 1];
|
|
5550 p2 = ((char_u **)ga.ga_data)[i];
|
|
5551 while (*p1 == *p2)
|
|
5552 {
|
|
5553 if (*p2 == '\t')
|
|
5554 {
|
|
5555 *p2 = NUL;
|
|
5556 sprintf((char *)NameBuff,
|
|
5557 _("E154: Duplicate tag \"%s\" in file %s/%s"),
|
|
5558 ((char_u **)ga.ga_data)[i], dir, p2 + 1);
|
|
5559 EMSG(NameBuff);
|
|
5560 *p2 = '\t';
|
|
5561 break;
|
|
5562 }
|
|
5563 ++p1;
|
|
5564 ++p2;
|
|
5565 }
|
|
5566 }
|
|
5567
|
|
5568 # ifdef FEAT_MBYTE
|
|
5569 if (utf8 == TRUE)
|
|
5570 fprintf(fd_tags, "!_TAG_FILE_ENCODING\tutf-8\t//\n");
|
|
5571 # endif
|
|
5572
|
|
5573 /*
|
|
5574 * Write the tags into the file.
|
|
5575 */
|
|
5576 for (i = 0; i < ga.ga_len; ++i)
|
|
5577 {
|
|
5578 s = ((char_u **)ga.ga_data)[i];
|
|
5579 if (STRNCMP(s, "help-tags", 9) == 0)
|
|
5580 /* help-tags entry was added in formatted form */
|
|
5581 fprintf(fd_tags, (char *)s);
|
|
5582 else
|
|
5583 {
|
|
5584 fprintf(fd_tags, "%s\t/*", s);
|
|
5585 for (p1 = s; *p1 != '\t'; ++p1)
|
|
5586 {
|
|
5587 /* insert backslash before '\\' and '/' */
|
|
5588 if (*p1 == '\\' || *p1 == '/')
|
|
5589 putc('\\', fd_tags);
|
|
5590 putc(*p1, fd_tags);
|
|
5591 }
|
|
5592 fprintf(fd_tags, "*\n");
|
|
5593 }
|
|
5594 }
|
|
5595 }
|
|
5596 #ifdef FEAT_MBYTE
|
|
5597 if (mix)
|
|
5598 got_int = FALSE; /* continue with other languages */
|
|
5599 #endif
|
|
5600
|
|
5601 for (i = 0; i < ga.ga_len; ++i)
|
|
5602 vim_free(((char_u **)ga.ga_data)[i]);
|
|
5603 ga_clear(&ga);
|
|
5604 fclose(fd_tags); /* there is no check for an error... */
|
|
5605 }
|
|
5606 #endif
|
|
5607
|
|
5608 #if defined(FEAT_SIGNS) || defined(PROTO)
|
|
5609
|
|
5610 /*
|
|
5611 * Struct to hold the sign properties.
|
|
5612 */
|
|
5613 typedef struct sign sign_T;
|
|
5614
|
|
5615 struct sign
|
|
5616 {
|
|
5617 sign_T *sn_next; /* next sign in list */
|
|
5618 int sn_typenr; /* type number of sign (negative if not equal
|
|
5619 to name) */
|
|
5620 char_u *sn_name; /* name of sign */
|
|
5621 char_u *sn_icon; /* name of pixmap */
|
|
5622 #ifdef FEAT_SIGN_ICONS
|
|
5623 void *sn_image; /* icon image */
|
|
5624 #endif
|
|
5625 char_u *sn_text; /* text used instead of pixmap */
|
|
5626 int sn_line_hl; /* highlight ID for line */
|
|
5627 int sn_text_hl; /* highlight ID for text */
|
|
5628 };
|
|
5629
|
|
5630 #define MAX_TYPENR 255 /* depends on sattr_T */
|
|
5631 static sign_T *first_sign = NULL;
|
|
5632 static int last_sign_typenr = MAX_TYPENR; /* is decremented */
|
|
5633
|
|
5634 static void sign_list_defined __ARGS((sign_T *sp));
|
|
5635
|
|
5636 /*
|
|
5637 * ":sign" command
|
|
5638 */
|
|
5639 void
|
|
5640 ex_sign(eap)
|
|
5641 exarg_T *eap;
|
|
5642 {
|
|
5643 char_u *arg = eap->arg;
|
|
5644 char_u *p;
|
|
5645 int idx;
|
|
5646 sign_T *sp;
|
|
5647 sign_T *sp_prev;
|
|
5648 buf_T *buf;
|
|
5649 static char *cmds[] = {
|
|
5650 "define",
|
|
5651 #define SIGNCMD_DEFINE 0
|
|
5652 "undefine",
|
|
5653 #define SIGNCMD_UNDEFINE 1
|
|
5654 "list",
|
|
5655 #define SIGNCMD_LIST 2
|
|
5656 "place",
|
|
5657 #define SIGNCMD_PLACE 3
|
|
5658 "unplace",
|
|
5659 #define SIGNCMD_UNPLACE 4
|
|
5660 "jump",
|
|
5661 #define SIGNCMD_JUMP 5
|
|
5662 #define SIGNCMD_LAST 6
|
|
5663 };
|
|
5664
|
|
5665 /* Parse the subcommand. */
|
|
5666 p = skiptowhite(arg);
|
|
5667 if (*p != NUL)
|
|
5668 *p++ = NUL;
|
|
5669 for (idx = 0; ; ++idx)
|
|
5670 {
|
|
5671 if (idx == SIGNCMD_LAST)
|
|
5672 {
|
|
5673 EMSG2(_("E160: Unknown sign command: %s"), arg);
|
|
5674 return;
|
|
5675 }
|
|
5676 if (STRCMP(arg, cmds[idx]) == 0)
|
|
5677 break;
|
|
5678 }
|
|
5679 arg = skipwhite(p);
|
|
5680
|
|
5681 if (idx <= SIGNCMD_LIST)
|
|
5682 {
|
|
5683 /*
|
|
5684 * Define, undefine or list signs.
|
|
5685 */
|
|
5686 if (idx == SIGNCMD_LIST && *arg == NUL)
|
|
5687 {
|
|
5688 /* ":sign list": list all defined signs */
|
|
5689 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
5690 sign_list_defined(sp);
|
|
5691 }
|
|
5692 else if (*arg == NUL)
|
|
5693 EMSG(_("E156: Missing sign name"));
|
|
5694 else
|
|
5695 {
|
|
5696 p = skiptowhite(arg);
|
|
5697 if (*p != NUL)
|
|
5698 *p++ = NUL;
|
|
5699 sp_prev = NULL;
|
|
5700 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
5701 {
|
|
5702 if (STRCMP(sp->sn_name, arg) == 0)
|
|
5703 break;
|
|
5704 sp_prev = sp;
|
|
5705 }
|
|
5706 if (idx == SIGNCMD_DEFINE)
|
|
5707 {
|
|
5708 /* ":sign define {name} ...": define a sign */
|
|
5709 if (sp == NULL)
|
|
5710 {
|
|
5711 /* Allocate a new sign. */
|
|
5712 sp = (sign_T *)alloc_clear((unsigned)sizeof(sign_T));
|
|
5713 if (sp == NULL)
|
|
5714 return;
|
|
5715 if (sp_prev == NULL)
|
|
5716 first_sign = sp;
|
|
5717 else
|
|
5718 sp_prev->sn_next = sp;
|
|
5719 sp->sn_name = vim_strnsave(arg, (int)(p - arg));
|
|
5720
|
|
5721 /* If the name is a number use that for the typenr,
|
|
5722 * otherwise use a negative number. */
|
|
5723 if (VIM_ISDIGIT(*arg))
|
|
5724 sp->sn_typenr = atoi((char *)arg);
|
|
5725 else
|
|
5726 {
|
|
5727 sign_T *lp;
|
|
5728 int start = last_sign_typenr;
|
|
5729
|
|
5730 for (lp = first_sign; lp != NULL; lp = lp->sn_next)
|
|
5731 {
|
|
5732 if (lp->sn_typenr == last_sign_typenr)
|
|
5733 {
|
|
5734 --last_sign_typenr;
|
|
5735 if (last_sign_typenr == 0)
|
|
5736 last_sign_typenr = MAX_TYPENR;
|
|
5737 if (last_sign_typenr == start)
|
|
5738 {
|
|
5739 EMSG(_("E612: Too many signs defined"));
|
|
5740 return;
|
|
5741 }
|
|
5742 lp = first_sign;
|
|
5743 continue;
|
|
5744 }
|
|
5745 }
|
|
5746
|
|
5747 sp->sn_typenr = last_sign_typenr--;
|
|
5748 if (last_sign_typenr == 0)
|
|
5749 last_sign_typenr = MAX_TYPENR; /* wrap around */
|
|
5750 }
|
|
5751 }
|
|
5752
|
|
5753 /* set values for a defined sign. */
|
|
5754 for (;;)
|
|
5755 {
|
|
5756 arg = skipwhite(p);
|
|
5757 if (*arg == NUL)
|
|
5758 break;
|
|
5759 p = skiptowhite_esc(arg);
|
|
5760 if (STRNCMP(arg, "icon=", 5) == 0)
|
|
5761 {
|
|
5762 arg += 5;
|
|
5763 vim_free(sp->sn_icon);
|
|
5764 sp->sn_icon = vim_strnsave(arg, (int)(p - arg));
|
|
5765 backslash_halve(sp->sn_icon);
|
|
5766 #ifdef FEAT_SIGN_ICONS
|
|
5767 if (gui.in_use)
|
|
5768 {
|
|
5769 out_flush();
|
|
5770 if (sp->sn_image != NULL)
|
|
5771 gui_mch_destroy_sign(sp->sn_image);
|
|
5772 sp->sn_image = gui_mch_register_sign(sp->sn_icon);
|
|
5773 }
|
|
5774 #endif
|
|
5775 }
|
|
5776 else if (STRNCMP(arg, "text=", 5) == 0)
|
|
5777 {
|
|
5778 char_u *s;
|
|
5779 int cells;
|
|
5780 int len;
|
|
5781
|
|
5782 arg += 5;
|
|
5783 #ifdef FEAT_MBYTE
|
|
5784 /* Count cells and check for non-printable chars */
|
|
5785 if (has_mbyte)
|
|
5786 {
|
|
5787 cells = 0;
|
|
5788 for (s = arg; s < p; s += (*mb_ptr2len_check)(s))
|
|
5789 {
|
|
5790 if (!vim_isprintc((*mb_ptr2char)(s)))
|
|
5791 break;
|
|
5792 cells += (*mb_ptr2cells)(s);
|
|
5793 }
|
|
5794 }
|
|
5795 else
|
|
5796 #endif
|
|
5797 {
|
|
5798 for (s = arg; s < p; ++s)
|
|
5799 if (!vim_isprintc(*s))
|
|
5800 break;
|
|
5801 cells = s - arg;
|
|
5802 }
|
|
5803 /* Currently must be one or two display cells */
|
|
5804 if (s != p || cells < 1 || cells > 2)
|
|
5805 {
|
|
5806 *p = NUL;
|
|
5807 EMSG2(_("E239: Invalid sign text: %s"), arg);
|
|
5808 return;
|
|
5809 }
|
|
5810
|
|
5811 vim_free(sp->sn_text);
|
|
5812 /* Allocate one byte more if we need to pad up
|
|
5813 * with a space. */
|
|
5814 len = p - arg + ((cells == 1) ? 1 : 0);
|
|
5815 sp->sn_text = vim_strnsave(arg, len);
|
|
5816
|
|
5817 if (sp->sn_text != NULL && cells == 1)
|
|
5818 STRCPY(sp->sn_text + len - 1, " ");
|
|
5819 }
|
|
5820 else if (STRNCMP(arg, "linehl=", 7) == 0)
|
|
5821 {
|
|
5822 arg += 7;
|
|
5823 sp->sn_line_hl = syn_check_group(arg, (int)(p - arg));
|
|
5824 }
|
|
5825 else if (STRNCMP(arg, "texthl=", 7) == 0)
|
|
5826 {
|
|
5827 arg += 7;
|
|
5828 sp->sn_text_hl = syn_check_group(arg, (int)(p - arg));
|
|
5829 }
|
|
5830 else
|
|
5831 {
|
|
5832 EMSG2(_(e_invarg2), arg);
|
|
5833 return;
|
|
5834 }
|
|
5835 }
|
|
5836 }
|
|
5837 else if (sp == NULL)
|
|
5838 EMSG2(_("E155: Unknown sign: %s"), arg);
|
|
5839 else if (idx == SIGNCMD_LIST)
|
|
5840 /* ":sign list {name}" */
|
|
5841 sign_list_defined(sp);
|
|
5842 else
|
|
5843 {
|
|
5844 /* ":sign undefine {name}" */
|
|
5845 vim_free(sp->sn_name);
|
|
5846 vim_free(sp->sn_icon);
|
|
5847 #ifdef FEAT_SIGN_ICONS
|
|
5848 if (sp->sn_image != NULL)
|
|
5849 {
|
|
5850 out_flush();
|
|
5851 gui_mch_destroy_sign(sp->sn_image);
|
|
5852 }
|
|
5853 #endif
|
|
5854 vim_free(sp->sn_text);
|
|
5855 if (sp_prev == NULL)
|
|
5856 first_sign = sp->sn_next;
|
|
5857 else
|
|
5858 sp_prev->sn_next = sp->sn_next;
|
|
5859 vim_free(sp);
|
|
5860 }
|
|
5861 }
|
|
5862 }
|
|
5863 else
|
|
5864 {
|
|
5865 int id = -1;
|
|
5866 linenr_T lnum = -1;
|
|
5867 char_u *sign_name = NULL;
|
|
5868 char_u *arg1;
|
|
5869
|
|
5870 if (*arg == NUL)
|
|
5871 {
|
|
5872 if (idx == SIGNCMD_PLACE)
|
|
5873 {
|
|
5874 /* ":sign place": list placed signs in all buffers */
|
|
5875 sign_list_placed(NULL);
|
|
5876 }
|
|
5877 else if (idx == SIGNCMD_UNPLACE)
|
|
5878 {
|
|
5879 /* ":sign unplace": remove placed sign at cursor */
|
|
5880 id = buf_findsign_id(curwin->w_buffer, curwin->w_cursor.lnum);
|
|
5881 if (id > 0)
|
|
5882 {
|
|
5883 buf_delsign(curwin->w_buffer, id);
|
|
5884 update_debug_sign(curwin->w_buffer, curwin->w_cursor.lnum);
|
|
5885 }
|
|
5886 else
|
|
5887 EMSG(_("E159: Missing sign number"));
|
|
5888 }
|
|
5889 else
|
|
5890 EMSG(_(e_argreq));
|
|
5891 return;
|
|
5892 }
|
|
5893
|
|
5894 if (idx == SIGNCMD_UNPLACE && arg[0] == '*' && arg[1] == NUL)
|
|
5895 {
|
|
5896 /* ":sign unplace *": remove all placed signs */
|
|
5897 buf_delete_all_signs();
|
|
5898 return;
|
|
5899 }
|
|
5900
|
|
5901 /* first arg could be placed sign id */
|
|
5902 arg1 = arg;
|
|
5903 if (VIM_ISDIGIT(*arg))
|
|
5904 {
|
|
5905 id = getdigits(&arg);
|
|
5906 if (!vim_iswhite(*arg) && *arg != NUL)
|
|
5907 {
|
|
5908 id = -1;
|
|
5909 arg = arg1;
|
|
5910 }
|
|
5911 else
|
|
5912 {
|
|
5913 arg = skipwhite(arg);
|
|
5914 if (idx == SIGNCMD_UNPLACE && *arg == NUL)
|
|
5915 {
|
|
5916 /* ":sign unplace {id}": remove placed sign by number */
|
|
5917 for (buf = firstbuf; buf != NULL; buf = buf->b_next)
|
|
5918 if ((lnum = buf_delsign(buf, id)) != 0)
|
|
5919 update_debug_sign(buf, lnum);
|
|
5920 return;
|
|
5921 }
|
|
5922 }
|
|
5923 }
|
|
5924
|
|
5925 /*
|
|
5926 * Check for line={lnum} name={name} and file={fname} or buffer={nr}.
|
|
5927 * Leave "arg" pointing to {fname}.
|
|
5928 */
|
|
5929 for (;;)
|
|
5930 {
|
|
5931 if (STRNCMP(arg, "line=", 5) == 0)
|
|
5932 {
|
|
5933 arg += 5;
|
|
5934 lnum = atoi((char *)arg);
|
|
5935 arg = skiptowhite(arg);
|
|
5936 }
|
|
5937 else if (STRNCMP(arg, "name=", 5) == 0)
|
|
5938 {
|
|
5939 arg += 5;
|
|
5940 sign_name = arg;
|
|
5941 arg = skiptowhite(arg);
|
|
5942 if (*arg != NUL)
|
|
5943 *arg++ = NUL;
|
|
5944 }
|
|
5945 else if (STRNCMP(arg, "file=", 5) == 0)
|
|
5946 {
|
|
5947 arg += 5;
|
|
5948 buf = buflist_findname(arg);
|
|
5949 break;
|
|
5950 }
|
|
5951 else if (STRNCMP(arg, "buffer=", 7) == 0)
|
|
5952 {
|
|
5953 arg += 7;
|
|
5954 buf = buflist_findnr((int)getdigits(&arg));
|
|
5955 if (*skipwhite(arg) != NUL)
|
|
5956 EMSG(_(e_trailing));
|
|
5957 break;
|
|
5958 }
|
|
5959 else
|
|
5960 {
|
|
5961 EMSG(_(e_invarg));
|
|
5962 return;
|
|
5963 }
|
|
5964 arg = skipwhite(arg);
|
|
5965 }
|
|
5966
|
|
5967 if (buf == NULL)
|
|
5968 {
|
|
5969 EMSG2(_("E158: Invalid buffer name: %s"), arg);
|
|
5970 }
|
|
5971 else if (id <= 0)
|
|
5972 {
|
|
5973 if (lnum >= 0 || sign_name != NULL)
|
|
5974 EMSG(_(e_invarg));
|
|
5975 else
|
|
5976 /* ":sign place file={fname}": list placed signs in one file */
|
|
5977 sign_list_placed(buf);
|
|
5978 }
|
|
5979 else if (idx == SIGNCMD_JUMP)
|
|
5980 {
|
|
5981 /* ":sign jump {id} file={fname}" */
|
|
5982 if (lnum >= 0 || sign_name != NULL)
|
|
5983 EMSG(_(e_invarg));
|
|
5984 else if ((lnum = buf_findsign(buf, id)) > 0)
|
|
5985 { /* goto a sign ... */
|
|
5986 if (buf_jump_open_win(buf) != NULL)
|
|
5987 { /* ... in a current window */
|
|
5988 curwin->w_cursor.lnum = lnum;
|
|
5989 check_cursor_lnum();
|
|
5990 beginline(BL_WHITE);
|
|
5991 }
|
|
5992 else
|
|
5993 { /* ... not currently in a window */
|
|
5994 char_u *cmd;
|
|
5995
|
|
5996 cmd = alloc((unsigned)STRLEN(buf->b_fname) + 25);
|
|
5997 if (cmd == NULL)
|
|
5998 return;
|
|
5999 sprintf((char *)cmd, "e +%ld %s", (long)lnum, buf->b_fname);
|
|
6000 do_cmdline_cmd(cmd);
|
|
6001 vim_free(cmd);
|
|
6002 }
|
|
6003 #ifdef FEAT_FOLDING
|
|
6004 foldOpenCursor();
|
|
6005 #endif
|
|
6006 }
|
|
6007 else
|
|
6008 EMSGN(_("E157: Invalid sign ID: %ld"), id);
|
|
6009 }
|
|
6010 else if (idx == SIGNCMD_UNPLACE)
|
|
6011 {
|
|
6012 /* ":sign unplace {id} file={fname}" */
|
|
6013 if (lnum >= 0 || sign_name != NULL)
|
|
6014 EMSG(_(e_invarg));
|
|
6015 else
|
|
6016 {
|
|
6017 lnum = buf_delsign(buf, id);
|
|
6018 update_debug_sign(buf, lnum);
|
|
6019 }
|
|
6020 }
|
|
6021 /* idx == SIGNCMD_PLACE */
|
|
6022 else if (sign_name != NULL)
|
|
6023 {
|
|
6024 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
6025 if (STRCMP(sp->sn_name, sign_name) == 0)
|
|
6026 break;
|
|
6027 if (sp == NULL)
|
|
6028 {
|
|
6029 EMSG2(_("E155: Unknown sign: %s"), sign_name);
|
|
6030 return;
|
|
6031 }
|
|
6032 if (lnum > 0)
|
|
6033 /* ":sign place {id} line={lnum} name={name} file={fname}":
|
|
6034 * place a sign */
|
|
6035 buf_addsign(buf, id, lnum, sp->sn_typenr);
|
|
6036 else
|
|
6037 /* ":sign place {id} file={fname}": change sign type */
|
|
6038 lnum = buf_change_sign_type(buf, id, sp->sn_typenr);
|
|
6039 update_debug_sign(buf, lnum);
|
|
6040 }
|
|
6041 else
|
|
6042 EMSG(_(e_invarg));
|
|
6043 }
|
|
6044 }
|
|
6045
|
|
6046 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
|
|
6047 /*
|
|
6048 * Allocate the icons. Called when the GUI has started. Allows defining
|
|
6049 * signs before it starts.
|
|
6050 */
|
|
6051 void
|
|
6052 sign_gui_started()
|
|
6053 {
|
|
6054 sign_T *sp;
|
|
6055
|
|
6056 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
6057 if (sp->sn_icon != NULL)
|
|
6058 sp->sn_image = gui_mch_register_sign(sp->sn_icon);
|
|
6059 }
|
|
6060 #endif
|
|
6061
|
|
6062 /*
|
|
6063 * List one sign.
|
|
6064 */
|
|
6065 static void
|
|
6066 sign_list_defined(sp)
|
|
6067 sign_T *sp;
|
|
6068 {
|
|
6069 char_u *p;
|
|
6070
|
|
6071 smsg((char_u *)"sign %s", sp->sn_name);
|
|
6072 if (sp->sn_icon != NULL)
|
|
6073 {
|
|
6074 MSG_PUTS(" icon=");
|
|
6075 msg_outtrans(sp->sn_icon);
|
|
6076 #ifdef FEAT_SIGN_ICONS
|
|
6077 if (sp->sn_image == NULL)
|
|
6078 MSG_PUTS(_(" (NOT FOUND)"));
|
|
6079 #else
|
|
6080 MSG_PUTS(_(" (not supported)"));
|
|
6081 #endif
|
|
6082 }
|
|
6083 if (sp->sn_text != NULL)
|
|
6084 {
|
|
6085 MSG_PUTS(" text=");
|
|
6086 msg_outtrans(sp->sn_text);
|
|
6087 }
|
|
6088 if (sp->sn_line_hl > 0)
|
|
6089 {
|
|
6090 MSG_PUTS(" linehl=");
|
|
6091 p = get_highlight_name(NULL, sp->sn_line_hl - 1);
|
|
6092 if (p == NULL)
|
|
6093 MSG_PUTS("NONE");
|
|
6094 else
|
|
6095 msg_puts(p);
|
|
6096 }
|
|
6097 if (sp->sn_text_hl > 0)
|
|
6098 {
|
|
6099 MSG_PUTS(" texthl=");
|
|
6100 p = get_highlight_name(NULL, sp->sn_text_hl - 1);
|
|
6101 if (p == NULL)
|
|
6102 MSG_PUTS("NONE");
|
|
6103 else
|
|
6104 msg_puts(p);
|
|
6105 }
|
|
6106 }
|
|
6107
|
|
6108 /*
|
|
6109 * Get highlighting attribute for sign "typenr".
|
|
6110 * If "line" is TRUE: line highl, if FALSE: text highl.
|
|
6111 */
|
|
6112 int
|
|
6113 sign_get_attr(typenr, line)
|
|
6114 int typenr;
|
|
6115 int line;
|
|
6116 {
|
|
6117 sign_T *sp;
|
|
6118
|
|
6119 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
6120 if (sp->sn_typenr == typenr)
|
|
6121 {
|
|
6122 if (line)
|
|
6123 {
|
|
6124 if (sp->sn_line_hl > 0)
|
|
6125 return syn_id2attr(sp->sn_line_hl);
|
|
6126 }
|
|
6127 else
|
|
6128 {
|
|
6129 if (sp->sn_text_hl > 0)
|
|
6130 return syn_id2attr(sp->sn_text_hl);
|
|
6131 }
|
|
6132 break;
|
|
6133 }
|
|
6134 return 0;
|
|
6135 }
|
|
6136
|
|
6137 /*
|
|
6138 * Get text mark for sign "typenr".
|
|
6139 * Returns NULL if there isn't one.
|
|
6140 */
|
|
6141 char_u *
|
|
6142 sign_get_text(typenr)
|
|
6143 int typenr;
|
|
6144 {
|
|
6145 sign_T *sp;
|
|
6146
|
|
6147 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
6148 if (sp->sn_typenr == typenr)
|
|
6149 return sp->sn_text;
|
|
6150 return NULL;
|
|
6151 }
|
|
6152
|
|
6153 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
|
|
6154 void *
|
|
6155 sign_get_image(typenr)
|
|
6156 int typenr; /* the attribute which may have a sign */
|
|
6157 {
|
|
6158 sign_T *sp;
|
|
6159
|
|
6160 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
6161 if (sp->sn_typenr == typenr)
|
|
6162 return sp->sn_image;
|
|
6163 return NULL;
|
|
6164 }
|
|
6165 #endif
|
|
6166
|
|
6167 /*
|
|
6168 * Get the name of a sign by its typenr.
|
|
6169 */
|
|
6170 char_u *
|
|
6171 sign_typenr2name(typenr)
|
|
6172 int typenr;
|
|
6173 {
|
|
6174 sign_T *sp;
|
|
6175
|
|
6176 for (sp = first_sign; sp != NULL; sp = sp->sn_next)
|
|
6177 if (sp->sn_typenr == typenr)
|
|
6178 return sp->sn_name;
|
|
6179 return (char_u *)_("[Deleted]");
|
|
6180 }
|
|
6181
|
|
6182 #endif
|
|
6183
|
|
6184 #if defined(FEAT_GUI) || defined(FEAT_CLIENTSERVER) || defined(PROTO)
|
|
6185 /*
|
|
6186 * ":drop"
|
|
6187 * Opens the first argument in a window. When there are two or more arguments
|
|
6188 * the argument list is redefined.
|
|
6189 */
|
|
6190 void
|
|
6191 ex_drop(eap)
|
|
6192 exarg_T *eap;
|
|
6193 {
|
|
6194 int split = FALSE;
|
|
6195 int incurwin = FALSE;
|
|
6196 char_u *arg;
|
|
6197 char_u *first = NULL;
|
|
6198 win_T *wp;
|
|
6199 buf_T *buf;
|
|
6200
|
|
6201 /*
|
|
6202 * Check if the first argument is already being edited in a window. If
|
|
6203 * so, jump to that window.
|
|
6204 * We would actually need to check all arguments, but that's complicated
|
|
6205 * and mostly only one file is dropped.
|
|
6206 * This also ignores wildcards, since it is very unlikely the user is
|
|
6207 * editing a file name with a wildcard character.
|
|
6208 */
|
|
6209 arg = vim_strsave(eap->arg);
|
|
6210 if (arg != NULL)
|
|
6211 {
|
|
6212 /* Get the first argument, remove quotes, make it a full path. */
|
|
6213 first = fix_fname(arg);
|
|
6214 if (first != NULL)
|
|
6215 {
|
|
6216 buf = buflist_findname(first);
|
|
6217 FOR_ALL_WINDOWS(wp)
|
|
6218 {
|
|
6219 if (wp->w_buffer == buf)
|
|
6220 {
|
|
6221 incurwin = TRUE;
|
|
6222 # ifdef FEAT_WINDOWS
|
|
6223 win_enter(wp, TRUE);
|
|
6224 break;
|
|
6225 # endif
|
|
6226 }
|
|
6227 }
|
|
6228 vim_free(first);
|
|
6229
|
|
6230 if (incurwin)
|
|
6231 {
|
|
6232 /* Already editing the file. Redefine the argument list. */
|
|
6233 set_arglist(eap->arg);
|
|
6234 curwin->w_arg_idx = 0;
|
|
6235 vim_free(arg);
|
|
6236 return;
|
|
6237 }
|
|
6238 }
|
|
6239 vim_free(arg);
|
|
6240 }
|
|
6241
|
|
6242 /*
|
|
6243 * Check whether the current buffer is changed. If so, we will need
|
|
6244 * to split the current window or data could be lost.
|
|
6245 * Skip the check if the 'hidden' option is set, as in this case the
|
|
6246 * buffer won't be lost.
|
|
6247 */
|
|
6248 if (!P_HID(curbuf))
|
|
6249 {
|
|
6250 # ifdef FEAT_WINDOWS
|
|
6251 ++emsg_off;
|
|
6252 # endif
|
|
6253 split = check_changed(curbuf, TRUE, FALSE, FALSE, FALSE);
|
|
6254 # ifdef FEAT_WINDOWS
|
|
6255 --emsg_off;
|
|
6256 # else
|
|
6257 if (split)
|
|
6258 return;
|
|
6259 # endif
|
|
6260 }
|
|
6261
|
|
6262 /* Fake a ":snext" or ":next" command, redefine the arglist. */
|
|
6263 if (split)
|
|
6264 {
|
|
6265 eap->cmdidx = CMD_snext;
|
|
6266 eap->cmd[0] = 's';
|
|
6267 }
|
|
6268 else
|
|
6269 eap->cmdidx = CMD_next;
|
|
6270 ex_next(eap);
|
|
6271 }
|
|
6272 #endif
|