Mercurial > vim
annotate src/message.c @ 9538:26da1efa9e46 v7.4.2049
commit https://github.com/vim/vim/commit/f6acffbe83e622542d9fdf3066f51933e46e4954
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Jul 16 16:54:24 2016 +0200
patch 7.4.2049
Problem: There is no way to get a list of the error lists.
Solution: Add ":chistory" and ":lhistory".
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Sat, 16 Jul 2016 17:00:06 +0200 |
parents | d18d71ae21e5 |
children | 00ee8d8c2e0c |
rev | line source |
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7 | 1 /* vi:set ts=8 sts=4 sw=4: |
2 * | |
3 * VIM - Vi IMproved by Bram Moolenaar | |
4 * | |
5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
6 * Do ":help credits" in Vim to see a list of people who contributed. | |
7 * See README.txt for an overview of the Vim source code. | |
8 */ | |
9 | |
10 /* | |
11 * message.c: functions for displaying messages on the command line | |
12 */ | |
13 | |
14 #define MESSAGE_FILE /* don't include prototype for smsg() */ | |
15 | |
16 #include "vim.h" | |
17 | |
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18 static int other_sourcing_name(void); |
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19 static char_u *get_emsg_source(void); |
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20 static char_u *get_emsg_lnum(void); |
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21 static void add_msg_hist(char_u *s, int len, int attr); |
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22 static void hit_return_msg(void); |
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23 static void msg_home_replace_attr(char_u *fname, int attr); |
7 | 24 #ifdef FEAT_MBYTE |
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25 static char_u *screen_puts_mbyte(char_u *s, int l, int attr); |
7 | 26 #endif |
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27 static void msg_puts_attr_len(char_u *str, int maxlen, int attr); |
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28 static void msg_puts_display(char_u *str, int maxlen, int attr, int recurse); |
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29 static void msg_scroll_up(void); |
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30 static void inc_msg_scrolled(void); |
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31 static void store_sb_text(char_u **sb_str, char_u *s, int attr, int *sb_col, int finish); |
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32 static void t_puts(int *t_col, char_u *t_s, char_u *s, int attr); |
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33 static void msg_puts_printf(char_u *str, int maxlen); |
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34 static int do_more_prompt(int typed_char); |
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35 static void msg_screen_putchar(int c, int attr); |
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36 static int msg_check_screen(void); |
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37 static void redir_write(char_u *s, int maxlen); |
7 | 38 #ifdef FEAT_CON_DIALOG |
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39 static char_u *msg_show_console_dialog(char_u *message, char_u *buttons, int dfltbutton); |
7 | 40 static int confirm_msg_used = FALSE; /* displaying confirm_msg */ |
41 static char_u *confirm_msg = NULL; /* ":confirm" message */ | |
42 static char_u *confirm_msg_tail; /* tail of confirm_msg */ | |
43 #endif | |
44 | |
45 struct msg_hist | |
46 { | |
47 struct msg_hist *next; | |
48 char_u *msg; | |
49 int attr; | |
50 }; | |
51 | |
52 static struct msg_hist *first_msg_hist = NULL; | |
53 static struct msg_hist *last_msg_hist = NULL; | |
54 static int msg_hist_len = 0; | |
55 | |
3072 | 56 static FILE *verbose_fd = NULL; |
57 static int verbose_did_open = FALSE; | |
58 | |
7 | 59 /* |
60 * When writing messages to the screen, there are many different situations. | |
61 * A number of variables is used to remember the current state: | |
62 * msg_didany TRUE when messages were written since the last time the | |
63 * user reacted to a prompt. | |
64 * Reset: After hitting a key for the hit-return prompt, | |
65 * hitting <CR> for the command line or input(). | |
66 * Set: When any message is written to the screen. | |
67 * msg_didout TRUE when something was written to the current line. | |
68 * Reset: When advancing to the next line, when the current | |
69 * text can be overwritten. | |
70 * Set: When any message is written to the screen. | |
71 * msg_nowait No extra delay for the last drawn message. | |
72 * Used in normal_cmd() before the mode message is drawn. | |
73 * emsg_on_display There was an error message recently. Indicates that there | |
74 * should be a delay before redrawing. | |
75 * msg_scroll The next message should not overwrite the current one. | |
76 * msg_scrolled How many lines the screen has been scrolled (because of | |
77 * messages). Used in update_screen() to scroll the screen | |
78 * back. Incremented each time the screen scrolls a line. | |
79 * msg_scrolled_ign TRUE when msg_scrolled is non-zero and msg_puts_attr() | |
80 * writes something without scrolling should not make | |
81 * need_wait_return to be set. This is a hack to make ":ts" | |
82 * work without an extra prompt. | |
83 * lines_left Number of lines available for messages before the | |
3240 | 84 * more-prompt is to be given. -1 when not set. |
7 | 85 * need_wait_return TRUE when the hit-return prompt is needed. |
86 * Reset: After giving the hit-return prompt, when the user | |
87 * has answered some other prompt. | |
88 * Set: When the ruler or typeahead display is overwritten, | |
89 * scrolling the screen for some message. | |
90 * keep_msg Message to be displayed after redrawing the screen, in | |
91 * main_loop(). | |
92 * This is an allocated string or NULL when not used. | |
93 */ | |
94 | |
95 /* | |
96 * msg(s) - displays the string 's' on the status line | |
97 * When terminal not initialized (yet) mch_errmsg(..) is used. | |
98 * return TRUE if wait_return not called | |
99 */ | |
100 int | |
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101 msg(char_u *s) |
7 | 102 { |
103 return msg_attr_keep(s, 0, FALSE); | |
104 } | |
105 | |
291 | 106 #if defined(FEAT_EVAL) || defined(FEAT_X11) || defined(USE_XSMP) \ |
1924 | 107 || defined(FEAT_GUI_GTK) || defined(PROTO) |
291 | 108 /* |
109 * Like msg() but keep it silent when 'verbosefile' is set. | |
110 */ | |
111 int | |
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112 verb_msg(char_u *s) |
291 | 113 { |
114 int n; | |
115 | |
116 verbose_enter(); | |
117 n = msg_attr_keep(s, 0, FALSE); | |
118 verbose_leave(); | |
119 | |
120 return n; | |
121 } | |
122 #endif | |
123 | |
7 | 124 int |
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125 msg_attr(char_u *s, int attr) |
7 | 126 { |
127 return msg_attr_keep(s, attr, FALSE); | |
128 } | |
129 | |
130 int | |
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131 msg_attr_keep( |
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132 char_u *s, |
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133 int attr, |
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134 int keep) /* TRUE: set keep_msg if it doesn't scroll */ |
7 | 135 { |
136 static int entered = 0; | |
137 int retval; | |
138 char_u *buf = NULL; | |
139 | |
140 #ifdef FEAT_EVAL | |
141 if (attr == 0) | |
142 set_vim_var_string(VV_STATUSMSG, s, -1); | |
143 #endif | |
144 | |
145 /* | |
146 * It is possible that displaying a messages causes a problem (e.g., | |
147 * when redrawing the window), which causes another message, etc.. To | |
148 * break this loop, limit the recursiveness to 3 levels. | |
149 */ | |
150 if (entered >= 3) | |
151 return TRUE; | |
152 ++entered; | |
153 | |
154 /* Add message to history (unless it's a repeated kept message or a | |
155 * truncated message) */ | |
156 if (s != keep_msg | |
157 || (*s != '<' | |
158 && last_msg_hist != NULL | |
159 && last_msg_hist->msg != NULL | |
160 && STRCMP(s, last_msg_hist->msg))) | |
161 add_msg_hist(s, -1, attr); | |
162 | |
163 /* When displaying keep_msg, don't let msg_start() free it, caller must do | |
164 * that. */ | |
165 if (s == keep_msg) | |
166 keep_msg = NULL; | |
167 | |
168 /* Truncate the message if needed. */ | |
513 | 169 msg_start(); |
170 buf = msg_strtrunc(s, FALSE); | |
7 | 171 if (buf != NULL) |
172 s = buf; | |
173 | |
174 msg_outtrans_attr(s, attr); | |
175 msg_clr_eos(); | |
176 retval = msg_end(); | |
177 | |
178 if (keep && retval && vim_strsize(s) < (int)(Rows - cmdline_row - 1) | |
179 * Columns + sc_col) | |
678 | 180 set_keep_msg(s, 0); |
7 | 181 |
182 vim_free(buf); | |
183 --entered; | |
184 return retval; | |
185 } | |
186 | |
187 /* | |
188 * Truncate a string such that it can be printed without causing a scroll. | |
189 * Returns an allocated string or NULL when no truncating is done. | |
190 */ | |
191 char_u * | |
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192 msg_strtrunc( |
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193 char_u *s, |
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194 int force) /* always truncate */ |
7 | 195 { |
196 char_u *buf = NULL; | |
197 int len; | |
198 int room; | |
199 | |
200 /* May truncate message to avoid a hit-return prompt */ | |
513 | 201 if ((!msg_scroll && !need_wait_return && shortmess(SHM_TRUNCALL) |
202 && !exmode_active && msg_silent == 0) || force) | |
7 | 203 { |
204 len = vim_strsize(s); | |
539 | 205 if (msg_scrolled != 0) |
513 | 206 /* Use all the columns. */ |
207 room = (int)(Rows - msg_row) * Columns - 1; | |
208 else | |
209 /* Use up to 'showcmd' column. */ | |
210 room = (int)(Rows - msg_row - 1) * Columns + sc_col - 1; | |
7 | 211 if (len > room && room > 0) |
212 { | |
213 #ifdef FEAT_MBYTE | |
214 if (enc_utf8) | |
215 /* may have up to 18 bytes per cell (6 per char, up to two | |
216 * composing chars) */ | |
3277 | 217 len = (room + 2) * 18; |
7 | 218 else if (enc_dbcs == DBCS_JPNU) |
219 /* may have up to 2 bytes per cell for euc-jp */ | |
3277 | 220 len = (room + 2) * 2; |
7 | 221 else |
222 #endif | |
3277 | 223 len = room + 2; |
224 buf = alloc(len); | |
7 | 225 if (buf != NULL) |
3277 | 226 trunc_string(s, buf, room, len); |
7 | 227 } |
228 } | |
229 return buf; | |
230 } | |
231 | |
232 /* | |
233 * Truncate a string "s" to "buf" with cell width "room". | |
234 * "s" and "buf" may be equal. | |
235 */ | |
236 void | |
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237 trunc_string( |
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238 char_u *s, |
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239 char_u *buf, |
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240 int room, |
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241 int buflen) |
7 | 242 { |
243 int half; | |
244 int len; | |
245 int e; | |
246 int i; | |
247 int n; | |
248 | |
249 room -= 3; | |
250 half = room / 2; | |
251 len = 0; | |
252 | |
253 /* First part: Start of the string. */ | |
3277 | 254 for (e = 0; len < half && e < buflen; ++e) |
7 | 255 { |
256 if (s[e] == NUL) | |
257 { | |
258 /* text fits without truncating! */ | |
259 buf[e] = NUL; | |
260 return; | |
261 } | |
262 n = ptr2cells(s + e); | |
263 if (len + n >= half) | |
264 break; | |
265 len += n; | |
266 buf[e] = s[e]; | |
267 #ifdef FEAT_MBYTE | |
268 if (has_mbyte) | |
474 | 269 for (n = (*mb_ptr2len)(s + e); --n > 0; ) |
7 | 270 { |
3277 | 271 if (++e == buflen) |
272 break; | |
7 | 273 buf[e] = s[e]; |
274 } | |
275 #endif | |
276 } | |
277 | |
278 /* Last part: End of the string. */ | |
279 i = e; | |
280 #ifdef FEAT_MBYTE | |
281 if (enc_dbcs != 0) | |
282 { | |
283 /* For DBCS going backwards in a string is slow, but | |
284 * computing the cell width isn't too slow: go forward | |
285 * until the rest fits. */ | |
286 n = vim_strsize(s + i); | |
287 while (len + n > room) | |
288 { | |
289 n -= ptr2cells(s + i); | |
474 | 290 i += (*mb_ptr2len)(s + i); |
7 | 291 } |
292 } | |
293 else if (enc_utf8) | |
294 { | |
295 /* For UTF-8 we can go backwards easily. */ | |
714 | 296 half = i = (int)STRLEN(s); |
7 | 297 for (;;) |
298 { | |
714 | 299 do |
300 half = half - (*mb_head_off)(s, s + half - 1) - 1; | |
301 while (utf_iscomposing(utf_ptr2char(s + half)) && half > 0); | |
7 | 302 n = ptr2cells(s + half); |
303 if (len + n > room) | |
304 break; | |
305 len += n; | |
306 i = half; | |
307 } | |
308 } | |
309 else | |
310 #endif | |
311 { | |
312 for (i = (int)STRLEN(s); len + (n = ptr2cells(s + i - 1)) <= room; --i) | |
313 len += n; | |
314 } | |
315 | |
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316 |
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317 if (i <= e + 3) |
3277 | 318 { |
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319 /* text fits without truncating */ |
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320 if (s != buf) |
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321 { |
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322 len = STRLEN(s); |
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323 if (len >= buflen) |
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324 len = buflen - 1; |
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325 len = len - e + 1; |
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326 if (len < 1) |
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327 buf[e - 1] = NUL; |
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328 else |
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329 mch_memmove(buf + e, s + e, len); |
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330 } |
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331 } |
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332 else if (e + 3 < buflen) |
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333 { |
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334 /* set the middle and copy the last part */ |
3277 | 335 mch_memmove(buf + e, "...", (size_t)3); |
3290 | 336 len = (int)STRLEN(s + i) + 1; |
3277 | 337 if (len >= buflen - e - 3) |
338 len = buflen - e - 3 - 1; | |
339 mch_memmove(buf + e + 3, s + i, len); | |
340 buf[e + 3 + len - 1] = NUL; | |
341 } | |
342 else | |
343 { | |
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344 /* can't fit in the "...", just truncate it */ |
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345 buf[e - 1] = NUL; |
3277 | 346 } |
7 | 347 } |
348 | |
349 /* | |
350 * Automatic prototype generation does not understand this function. | |
351 * Note: Caller of smgs() and smsg_attr() must check the resulting string is | |
352 * shorter than IOSIZE!!! | |
353 */ | |
354 #ifndef PROTO | |
355 | |
272 | 356 int vim_snprintf(char *str, size_t str_m, char *fmt, ...); |
357 | |
7 | 358 int |
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359 # ifdef __BORLANDC__ |
7 | 360 _RTLENTRYF |
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361 # endif |
7 | 362 smsg(char_u *s, ...) |
363 { | |
364 va_list arglist; | |
365 | |
366 va_start(arglist, s); | |
449 | 367 vim_vsnprintf((char *)IObuff, IOSIZE, (char *)s, arglist, NULL); |
7 | 368 va_end(arglist); |
369 return msg(IObuff); | |
370 } | |
371 | |
372 int | |
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373 # ifdef __BORLANDC__ |
7 | 374 _RTLENTRYF |
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375 # endif |
7 | 376 smsg_attr(int attr, char_u *s, ...) |
377 { | |
378 va_list arglist; | |
379 | |
380 va_start(arglist, s); | |
449 | 381 vim_vsnprintf((char *)IObuff, IOSIZE, (char *)s, arglist, NULL); |
7 | 382 va_end(arglist); |
383 return msg_attr(IObuff, attr); | |
384 } | |
385 | |
386 #endif | |
387 | |
388 /* | |
389 * Remember the last sourcing name/lnum used in an error message, so that it | |
390 * isn't printed each time when it didn't change. | |
391 */ | |
392 static int last_sourcing_lnum = 0; | |
393 static char_u *last_sourcing_name = NULL; | |
394 | |
395 /* | |
396 * Reset the last used sourcing name/lnum. Makes sure it is displayed again | |
397 * for the next error message; | |
398 */ | |
360 | 399 void |
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400 reset_last_sourcing(void) |
7 | 401 { |
402 vim_free(last_sourcing_name); | |
403 last_sourcing_name = NULL; | |
404 last_sourcing_lnum = 0; | |
405 } | |
406 | |
407 /* | |
16 | 408 * Return TRUE if "sourcing_name" differs from "last_sourcing_name". |
409 */ | |
410 static int | |
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411 other_sourcing_name(void) |
16 | 412 { |
413 if (sourcing_name != NULL) | |
414 { | |
415 if (last_sourcing_name != NULL) | |
416 return STRCMP(sourcing_name, last_sourcing_name) != 0; | |
417 return TRUE; | |
418 } | |
419 return FALSE; | |
420 } | |
421 | |
422 /* | |
7 | 423 * Get the message about the source, as used for an error message. |
424 * Returns an allocated string with room for one more character. | |
425 * Returns NULL when no message is to be given. | |
426 */ | |
427 static char_u * | |
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428 get_emsg_source(void) |
7 | 429 { |
430 char_u *Buf, *p; | |
431 | |
16 | 432 if (sourcing_name != NULL && other_sourcing_name()) |
7 | 433 { |
434 p = (char_u *)_("Error detected while processing %s:"); | |
435 Buf = alloc((unsigned)(STRLEN(sourcing_name) + STRLEN(p))); | |
436 if (Buf != NULL) | |
437 sprintf((char *)Buf, (char *)p, sourcing_name); | |
438 return Buf; | |
439 } | |
440 return NULL; | |
441 } | |
442 | |
443 /* | |
444 * Get the message about the source lnum, as used for an error message. | |
445 * Returns an allocated string with room for one more character. | |
446 * Returns NULL when no message is to be given. | |
447 */ | |
448 static char_u * | |
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449 get_emsg_lnum(void) |
7 | 450 { |
451 char_u *Buf, *p; | |
452 | |
453 /* lnum is 0 when executing a command from the command line | |
454 * argument, we don't want a line number then */ | |
455 if (sourcing_name != NULL | |
16 | 456 && (other_sourcing_name() || sourcing_lnum != last_sourcing_lnum) |
7 | 457 && sourcing_lnum != 0) |
458 { | |
459 p = (char_u *)_("line %4ld:"); | |
460 Buf = alloc((unsigned)(STRLEN(p) + 20)); | |
461 if (Buf != NULL) | |
462 sprintf((char *)Buf, (char *)p, (long)sourcing_lnum); | |
463 return Buf; | |
464 } | |
465 return NULL; | |
466 } | |
467 | |
468 /* | |
16 | 469 * Display name and line number for the source of an error. |
470 * Remember the file name and line number, so that for the next error the info | |
471 * is only displayed if it changed. | |
472 */ | |
473 void | |
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474 msg_source(int attr) |
16 | 475 { |
476 char_u *p; | |
477 | |
478 ++no_wait_return; | |
479 p = get_emsg_source(); | |
480 if (p != NULL) | |
481 { | |
482 msg_attr(p, attr); | |
483 vim_free(p); | |
484 } | |
485 p = get_emsg_lnum(); | |
486 if (p != NULL) | |
487 { | |
488 msg_attr(p, hl_attr(HLF_N)); | |
489 vim_free(p); | |
490 last_sourcing_lnum = sourcing_lnum; /* only once for each line */ | |
491 } | |
492 | |
493 /* remember the last sourcing name printed, also when it's empty */ | |
36 | 494 if (sourcing_name == NULL || other_sourcing_name()) |
16 | 495 { |
496 vim_free(last_sourcing_name); | |
497 if (sourcing_name == NULL) | |
498 last_sourcing_name = NULL; | |
499 else | |
500 last_sourcing_name = vim_strsave(sourcing_name); | |
501 } | |
502 --no_wait_return; | |
503 } | |
504 | |
505 /* | |
840 | 506 * Return TRUE if not giving error messages right now: |
507 * If "emsg_off" is set: no error messages at the moment. | |
508 * If "msg" is in 'debug': do error message but without side effects. | |
509 * If "emsg_skip" is set: never do error messages. | |
510 */ | |
511 int | |
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512 emsg_not_now(void) |
840 | 513 { |
514 if ((emsg_off > 0 && vim_strchr(p_debug, 'm') == NULL | |
515 && vim_strchr(p_debug, 't') == NULL) | |
516 #ifdef FEAT_EVAL | |
517 || emsg_skip > 0 | |
518 #endif | |
519 ) | |
520 return TRUE; | |
521 return FALSE; | |
522 } | |
523 | |
524 /* | |
7 | 525 * emsg() - display an error message |
526 * | |
527 * Rings the bell, if appropriate, and calls message() to do the real work | |
528 * When terminal not initialized (yet) mch_errmsg(..) is used. | |
529 * | |
530 * return TRUE if wait_return not called | |
531 */ | |
532 int | |
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533 emsg(char_u *s) |
7 | 534 { |
535 int attr; | |
536 char_u *p; | |
537 #ifdef FEAT_EVAL | |
538 int ignore = FALSE; | |
539 int severe; | |
540 #endif | |
541 | |
2679 | 542 /* Skip this if not giving error messages at the moment. */ |
543 if (emsg_not_now()) | |
544 return TRUE; | |
545 | |
7 | 546 called_emsg = TRUE; |
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547 if (emsg_silent == 0) |
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548 ex_exitval = 1; |
7 | 549 |
550 /* | |
105 | 551 * If "emsg_severe" is TRUE: When an error exception is to be thrown, |
552 * prefer this message over previous messages for the same command. | |
7 | 553 */ |
554 #ifdef FEAT_EVAL | |
555 severe = emsg_severe; | |
556 emsg_severe = FALSE; | |
557 #endif | |
558 | |
839 | 559 if (!emsg_off || vim_strchr(p_debug, 't') != NULL) |
7 | 560 { |
561 #ifdef FEAT_EVAL | |
562 /* | |
563 * Cause a throw of an error exception if appropriate. Don't display | |
564 * the error message in this case. (If no matching catch clause will | |
565 * be found, the message will be displayed later on.) "ignore" is set | |
566 * when the message should be ignored completely (used for the | |
567 * interrupt message). | |
568 */ | |
569 if (cause_errthrow(s, severe, &ignore) == TRUE) | |
570 { | |
571 if (!ignore) | |
572 did_emsg = TRUE; | |
573 return TRUE; | |
574 } | |
575 | |
576 /* set "v:errmsg", also when using ":silent! cmd" */ | |
577 set_vim_var_string(VV_ERRMSG, s, -1); | |
578 #endif | |
579 | |
580 /* | |
1619 | 581 * When using ":silent! cmd" ignore error messages. |
7 | 582 * But do write it to the redirection file. |
583 */ | |
584 if (emsg_silent != 0) | |
585 { | |
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586 if (emsg_noredir == 0) |
7 | 587 { |
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588 msg_start(); |
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589 p = get_emsg_source(); |
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590 if (p != NULL) |
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591 { |
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592 STRCAT(p, "\n"); |
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593 redir_write(p, -1); |
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594 vim_free(p); |
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595 } |
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596 p = get_emsg_lnum(); |
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597 if (p != NULL) |
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598 { |
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599 STRCAT(p, "\n"); |
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600 redir_write(p, -1); |
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601 vim_free(p); |
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602 } |
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603 redir_write(s, -1); |
7 | 604 } |
605 return TRUE; | |
606 } | |
607 | |
608 /* Reset msg_silent, an error causes messages to be switched back on. */ | |
609 msg_silent = 0; | |
610 cmd_silent = FALSE; | |
611 | |
612 if (global_busy) /* break :global command */ | |
613 ++global_busy; | |
614 | |
615 if (p_eb) | |
616 beep_flush(); /* also includes flush_buffers() */ | |
617 else | |
618 flush_buffers(FALSE); /* flush internal buffers */ | |
619 did_emsg = TRUE; /* flag for DoOneCmd() */ | |
620 } | |
621 | |
622 emsg_on_display = TRUE; /* remember there is an error message */ | |
623 ++msg_scroll; /* don't overwrite a previous message */ | |
624 attr = hl_attr(HLF_E); /* set highlight mode for error messages */ | |
539 | 625 if (msg_scrolled != 0) |
7 | 626 need_wait_return = TRUE; /* needed in case emsg() is called after |
627 * wait_return has reset need_wait_return | |
628 * and a redraw is expected because | |
629 * msg_scrolled is non-zero */ | |
630 | |
631 /* | |
632 * Display name and line number for the source of the error. | |
633 */ | |
16 | 634 msg_source(attr); |
7 | 635 |
636 /* | |
637 * Display the error message itself. | |
638 */ | |
16 | 639 msg_nowait = FALSE; /* wait for this msg */ |
7 | 640 return msg_attr(s, attr); |
641 } | |
642 | |
643 /* | |
644 * Print an error message with one "%s" and one string argument. | |
645 */ | |
646 int | |
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647 emsg2(char_u *s, char_u *a1) |
7 | 648 { |
649 return emsg3(s, a1, NULL); | |
650 } | |
651 | |
330 | 652 /* emsg3() and emsgn() are in misc2.c to avoid warnings for the prototypes. */ |
7 | 653 |
167 | 654 void |
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655 emsg_invreg(int name) |
167 | 656 { |
657 EMSG2(_("E354: Invalid register name: '%s'"), transchar(name)); | |
658 } | |
659 | |
7 | 660 /* |
661 * Like msg(), but truncate to a single line if p_shm contains 't', or when | |
662 * "force" is TRUE. This truncates in another way as for normal messages. | |
663 * Careful: The string may be changed by msg_may_trunc()! | |
664 * Returns a pointer to the printed message, if wait_return() not called. | |
665 */ | |
666 char_u * | |
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667 msg_trunc_attr(char_u *s, int force, int attr) |
7 | 668 { |
669 int n; | |
670 | |
671 /* Add message to history before truncating */ | |
672 add_msg_hist(s, -1, attr); | |
673 | |
674 s = msg_may_trunc(force, s); | |
675 | |
676 msg_hist_off = TRUE; | |
677 n = msg_attr(s, attr); | |
678 msg_hist_off = FALSE; | |
679 | |
680 if (n) | |
681 return s; | |
682 return NULL; | |
683 } | |
684 | |
685 /* | |
686 * Check if message "s" should be truncated at the start (for filenames). | |
687 * Return a pointer to where the truncated message starts. | |
688 * Note: May change the message by replacing a character with '<'. | |
689 */ | |
690 char_u * | |
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691 msg_may_trunc(int force, char_u *s) |
7 | 692 { |
693 int n; | |
694 int room; | |
695 | |
696 room = (int)(Rows - cmdline_row - 1) * Columns + sc_col - 1; | |
697 if ((force || (shortmess(SHM_TRUNC) && !exmode_active)) | |
698 && (n = (int)STRLEN(s) - room) > 0) | |
699 { | |
700 #ifdef FEAT_MBYTE | |
701 if (has_mbyte) | |
702 { | |
703 int size = vim_strsize(s); | |
704 | |
615 | 705 /* There may be room anyway when there are multibyte chars. */ |
706 if (size <= room) | |
707 return s; | |
708 | |
7 | 709 for (n = 0; size >= room; ) |
710 { | |
711 size -= (*mb_ptr2cells)(s + n); | |
474 | 712 n += (*mb_ptr2len)(s + n); |
7 | 713 } |
714 --n; | |
715 } | |
716 #endif | |
717 s += n; | |
718 *s = '<'; | |
719 } | |
720 return s; | |
721 } | |
722 | |
723 static void | |
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724 add_msg_hist( |
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725 char_u *s, |
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726 int len, /* -1 for undetermined length */ |
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727 int attr) |
7 | 728 { |
729 struct msg_hist *p; | |
730 | |
731 if (msg_hist_off || msg_silent != 0) | |
732 return; | |
733 | |
734 /* Don't let the message history get too big */ | |
625 | 735 while (msg_hist_len > MAX_MSG_HIST_LEN) |
355 | 736 (void)delete_first_msg(); |
737 | |
7 | 738 /* allocate an entry and add the message at the end of the history */ |
739 p = (struct msg_hist *)alloc((int)sizeof(struct msg_hist)); | |
740 if (p != NULL) | |
741 { | |
742 if (len < 0) | |
743 len = (int)STRLEN(s); | |
744 /* remove leading and trailing newlines */ | |
745 while (len > 0 && *s == '\n') | |
746 { | |
747 ++s; | |
748 --len; | |
749 } | |
750 while (len > 0 && s[len - 1] == '\n') | |
751 --len; | |
752 p->msg = vim_strnsave(s, len); | |
753 p->next = NULL; | |
754 p->attr = attr; | |
755 if (last_msg_hist != NULL) | |
756 last_msg_hist->next = p; | |
757 last_msg_hist = p; | |
758 if (first_msg_hist == NULL) | |
759 first_msg_hist = last_msg_hist; | |
760 ++msg_hist_len; | |
761 } | |
762 } | |
763 | |
764 /* | |
355 | 765 * Delete the first (oldest) message from the history. |
766 * Returns FAIL if there are no messages. | |
767 */ | |
768 int | |
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769 delete_first_msg(void) |
355 | 770 { |
771 struct msg_hist *p; | |
772 | |
773 if (msg_hist_len <= 0) | |
774 return FAIL; | |
775 p = first_msg_hist; | |
776 first_msg_hist = p->next; | |
1619 | 777 if (first_msg_hist == NULL) |
2311
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778 last_msg_hist = NULL; /* history is empty */ |
355 | 779 vim_free(p->msg); |
780 vim_free(p); | |
781 --msg_hist_len; | |
782 return OK; | |
783 } | |
784 | |
785 /* | |
7 | 786 * ":messages" command. |
787 */ | |
788 void | |
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789 ex_messages(exarg_T *eap) |
7 | 790 { |
791 struct msg_hist *p; | |
792 char_u *s; | |
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793 int c = 0; |
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794 |
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795 if (STRCMP(eap->arg, "clear") == 0) |
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796 { |
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797 int keep = eap->addr_count == 0 ? 0 : eap->line2; |
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798 |
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799 while (msg_hist_len > keep) |
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800 (void)delete_first_msg(); |
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801 return; |
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802 } |
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803 |
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804 if (*eap->arg != NUL) |
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805 { |
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806 EMSG(_(e_invarg)); |
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807 return; |
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808 } |
7 | 809 |
810 msg_hist_off = TRUE; | |
811 | |
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812 p = first_msg_hist; |
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813 if (eap->addr_count != 0) |
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814 { |
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815 /* Count total messages */ |
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816 for (; p != NULL && !got_int; p = p->next) |
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817 c++; |
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818 |
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819 c -= eap->line2; |
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820 |
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821 /* Skip without number of messages specified */ |
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822 for (p = first_msg_hist; p != NULL && !got_int && c > 0; |
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823 p = p->next, c--); |
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824 } |
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825 |
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826 if (p == first_msg_hist) |
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827 { |
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828 s = mch_getenv((char_u *)"LANG"); |
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829 if (s != NULL && *s != NUL) |
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830 msg_attr((char_u *) |
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831 _("Messages maintainer: Bram Moolenaar <Bram@vim.org>"), |
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832 hl_attr(HLF_T)); |
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833 } |
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834 |
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835 /* Display what was not skipped. */ |
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836 for (; p != NULL && !got_int; p = p->next) |
7 | 837 if (p->msg != NULL) |
838 msg_attr(p->msg, p->attr); | |
839 | |
840 msg_hist_off = FALSE; | |
841 } | |
842 | |
28 | 843 #if defined(FEAT_CON_DIALOG) || defined(FIND_REPLACE_DIALOG) || defined(PROTO) |
7 | 844 /* |
845 * Call this after prompting the user. This will avoid a hit-return message | |
846 * and a delay. | |
847 */ | |
28 | 848 void |
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849 msg_end_prompt(void) |
7 | 850 { |
851 need_wait_return = FALSE; | |
852 emsg_on_display = FALSE; | |
853 cmdline_row = msg_row; | |
854 msg_col = 0; | |
855 msg_clr_eos(); | |
3240 | 856 lines_left = -1; |
7 | 857 } |
858 #endif | |
859 | |
860 /* | |
861 * wait for the user to hit a key (normally a return) | |
862 * if 'redraw' is TRUE, clear and redraw the screen | |
863 * if 'redraw' is FALSE, just redraw the screen | |
864 * if 'redraw' is -1, don't redraw at all | |
865 */ | |
866 void | |
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867 wait_return(int redraw) |
7 | 868 { |
869 int c; | |
870 int oldState; | |
871 int tmpState; | |
872 int had_got_int; | |
5430 | 873 int save_Recording; |
874 FILE *save_scriptout; | |
7 | 875 |
876 if (redraw == TRUE) | |
877 must_redraw = CLEAR; | |
878 | |
879 /* If using ":silent cmd", don't wait for a return. Also don't set | |
880 * need_wait_return to do it later. */ | |
881 if (msg_silent != 0) | |
882 return; | |
883 | |
2723 | 884 /* |
885 * When inside vgetc(), we can't wait for a typed character at all. | |
886 * With the global command (and some others) we only need one return at | |
887 * the end. Adjust cmdline_row to avoid the next message overwriting the | |
888 * last one. | |
889 */ | |
822 | 890 if (vgetc_busy > 0) |
7 | 891 return; |
2723 | 892 need_wait_return = TRUE; |
7 | 893 if (no_wait_return) |
894 { | |
895 if (!exmode_active) | |
896 cmdline_row = msg_row; | |
897 return; | |
898 } | |
899 | |
900 redir_off = TRUE; /* don't redirect this message */ | |
901 oldState = State; | |
902 if (quit_more) | |
903 { | |
904 c = CAR; /* just pretend CR was hit */ | |
905 quit_more = FALSE; | |
906 got_int = FALSE; | |
907 } | |
908 else if (exmode_active) | |
909 { | |
910 MSG_PUTS(" "); /* make sure the cursor is on the right line */ | |
911 c = CAR; /* no need for a return in ex mode */ | |
912 got_int = FALSE; | |
913 } | |
914 else | |
915 { | |
916 /* Make sure the hit-return prompt is on screen when 'guioptions' was | |
917 * just changed. */ | |
918 screenalloc(FALSE); | |
919 | |
920 State = HITRETURN; | |
921 #ifdef FEAT_MOUSE | |
922 setmouse(); | |
923 #endif | |
924 #ifdef USE_ON_FLY_SCROLL | |
925 dont_scroll = TRUE; /* disallow scrolling here */ | |
926 #endif | |
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927 cmdline_row = msg_row; |
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928 |
4325 | 929 /* Avoid the sequence that the user types ":" at the hit-return prompt |
930 * to start an Ex command, but the file-changed dialog gets in the | |
931 * way. */ | |
932 if (need_check_timestamps) | |
933 check_timestamps(FALSE); | |
934 | |
7 | 935 hit_return_msg(); |
936 | |
937 do | |
938 { | |
939 /* Remember "got_int", if it is set vgetc() probably returns a | |
940 * CTRL-C, but we need to loop then. */ | |
941 had_got_int = got_int; | |
280 | 942 |
943 /* Don't do mappings here, we put the character back in the | |
944 * typeahead buffer. */ | |
945 ++no_mapping; | |
946 ++allow_keys; | |
5430 | 947 |
948 /* Temporarily disable Recording. If Recording is active, the | |
949 * character will be recorded later, since it will be added to the | |
950 * typebuf after the loop */ | |
951 save_Recording = Recording; | |
952 save_scriptout = scriptout; | |
953 Recording = FALSE; | |
954 scriptout = NULL; | |
7 | 955 c = safe_vgetc(); |
216 | 956 if (had_got_int && !global_busy) |
7 | 957 got_int = FALSE; |
280 | 958 --no_mapping; |
959 --allow_keys; | |
5430 | 960 Recording = save_Recording; |
961 scriptout = save_scriptout; | |
280 | 962 |
7 | 963 #ifdef FEAT_CLIPBOARD |
964 /* Strange way to allow copying (yanking) a modeless selection at | |
965 * the hit-enter prompt. Use CTRL-Y, because the same is used in | |
966 * Cmdline-mode and it's harmless when there is no selection. */ | |
967 if (c == Ctrl_Y && clip_star.state == SELECT_DONE) | |
968 { | |
969 clip_copy_modeless_selection(TRUE); | |
970 c = K_IGNORE; | |
971 } | |
972 #endif | |
1381 | 973 |
698 | 974 /* |
975 * Allow scrolling back in the messages. | |
976 * Also accept scroll-down commands when messages fill the screen, | |
977 * to avoid that typing one 'j' too many makes the messages | |
978 * disappear. | |
979 */ | |
980 if (p_more && !p_cp) | |
446 | 981 { |
4234 | 982 if (c == 'b' || c == 'k' || c == 'u' || c == 'g' |
983 || c == K_UP || c == K_PAGEUP) | |
446 | 984 { |
4234 | 985 if (msg_scrolled > Rows) |
986 /* scroll back to show older messages */ | |
987 do_more_prompt(c); | |
988 else | |
989 { | |
990 msg_didout = FALSE; | |
991 c = K_IGNORE; | |
992 msg_col = | |
993 #ifdef FEAT_RIGHTLEFT | |
994 cmdmsg_rl ? Columns - 1 : | |
995 #endif | |
996 0; | |
997 } | |
698 | 998 if (quit_more) |
999 { | |
1000 c = CAR; /* just pretend CR was hit */ | |
1001 quit_more = FALSE; | |
1002 got_int = FALSE; | |
1003 } | |
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1004 else if (c != K_IGNORE) |
698 | 1005 { |
1006 c = K_IGNORE; | |
1007 hit_return_msg(); | |
1008 } | |
446 | 1009 } |
698 | 1010 else if (msg_scrolled > Rows - 2 |
4234 | 1011 && (c == 'j' || c == 'd' || c == 'f' |
1012 || c == K_DOWN || c == K_PAGEDOWN)) | |
446 | 1013 c = K_IGNORE; |
1014 } | |
7 | 1015 } while ((had_got_int && c == Ctrl_C) |
1016 || c == K_IGNORE | |
1017 #ifdef FEAT_GUI | |
1018 || c == K_VER_SCROLLBAR || c == K_HOR_SCROLLBAR | |
1019 #endif | |
1020 #ifdef FEAT_MOUSE | |
1021 || c == K_LEFTDRAG || c == K_LEFTRELEASE | |
1022 || c == K_MIDDLEDRAG || c == K_MIDDLERELEASE | |
1023 || c == K_RIGHTDRAG || c == K_RIGHTRELEASE | |
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1024 || c == K_MOUSELEFT || c == K_MOUSERIGHT |
7 | 1025 || c == K_MOUSEDOWN || c == K_MOUSEUP |
1026 || (!mouse_has(MOUSE_RETURN) | |
1027 && mouse_row < msg_row | |
1028 && (c == K_LEFTMOUSE | |
1029 || c == K_MIDDLEMOUSE | |
1030 || c == K_RIGHTMOUSE | |
1031 || c == K_X1MOUSE | |
1032 || c == K_X2MOUSE)) | |
1033 #endif | |
1034 ); | |
1035 ui_breakcheck(); | |
1036 #ifdef FEAT_MOUSE | |
1037 /* | |
1038 * Avoid that the mouse-up event causes visual mode to start. | |
1039 */ | |
1040 if (c == K_LEFTMOUSE || c == K_MIDDLEMOUSE || c == K_RIGHTMOUSE | |
1041 || c == K_X1MOUSE || c == K_X2MOUSE) | |
1042 (void)jump_to_mouse(MOUSE_SETPOS, NULL, 0); | |
1043 else | |
1044 #endif | |
1045 if (vim_strchr((char_u *)"\r\n ", c) == NULL && c != Ctrl_C) | |
1046 { | |
280 | 1047 /* Put the character back in the typeahead buffer. Don't use the |
1048 * stuff buffer, because lmaps wouldn't work. */ | |
852 | 1049 ins_char_typebuf(c); |
7 | 1050 do_redraw = TRUE; /* need a redraw even though there is |
280 | 1051 typeahead */ |
7 | 1052 } |
1053 } | |
1054 redir_off = FALSE; | |
1055 | |
1056 /* | |
1057 * If the user hits ':', '?' or '/' we get a command line from the next | |
1058 * line. | |
1059 */ | |
1060 if (c == ':' || c == '?' || c == '/') | |
1061 { | |
1062 if (!exmode_active) | |
1063 cmdline_row = msg_row; | |
1064 skip_redraw = TRUE; /* skip redraw once */ | |
1065 do_redraw = FALSE; | |
1066 } | |
1067 | |
1068 /* | |
1069 * If the window size changed set_shellsize() will redraw the screen. | |
1070 * Otherwise the screen is only redrawn if 'redraw' is set and no ':' | |
1071 * typed. | |
1072 */ | |
1073 tmpState = State; | |
1074 State = oldState; /* restore State before set_shellsize */ | |
1075 #ifdef FEAT_MOUSE | |
1076 setmouse(); | |
1077 #endif | |
1078 msg_check(); | |
1079 | |
1080 #if defined(UNIX) || defined(VMS) | |
1081 /* | |
1082 * When switching screens, we need to output an extra newline on exit. | |
1083 */ | |
1084 if (swapping_screen() && !termcap_active) | |
1085 newline_on_exit = TRUE; | |
1086 #endif | |
1087 | |
1088 need_wait_return = FALSE; | |
1089 did_wait_return = TRUE; | |
1090 emsg_on_display = FALSE; /* can delete error message now */ | |
1091 lines_left = -1; /* reset lines_left at next msg_start() */ | |
1092 reset_last_sourcing(); | |
1093 if (keep_msg != NULL && vim_strsize(keep_msg) >= | |
1094 (Rows - cmdline_row - 1) * Columns + sc_col) | |
1095 { | |
1096 vim_free(keep_msg); | |
1097 keep_msg = NULL; /* don't redisplay message, it's too long */ | |
1098 } | |
1099 | |
1100 if (tmpState == SETWSIZE) /* got resize event while in vgetc() */ | |
1101 { | |
1102 starttermcap(); /* start termcap before redrawing */ | |
1103 shell_resized(); | |
1104 } | |
1105 else if (!skip_redraw | |
1106 && (redraw == TRUE || (msg_scrolled != 0 && redraw != -1))) | |
1107 { | |
1108 starttermcap(); /* start termcap before redrawing */ | |
1109 redraw_later(VALID); | |
1110 } | |
1111 } | |
1112 | |
1113 /* | |
1114 * Write the hit-return prompt. | |
1115 */ | |
1116 static void | |
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1117 hit_return_msg(void) |
7 | 1118 { |
446 | 1119 int save_p_more = p_more; |
1120 | |
1121 p_more = FALSE; /* don't want see this message when scrolling back */ | |
1122 if (msg_didout) /* start on a new line */ | |
7 | 1123 msg_putchar('\n'); |
1124 if (got_int) | |
1125 MSG_PUTS(_("Interrupt: ")); | |
1126 | |
446 | 1127 MSG_PUTS_ATTR(_("Press ENTER or type command to continue"), hl_attr(HLF_R)); |
7 | 1128 if (!msg_use_printf()) |
1129 msg_clr_eos(); | |
446 | 1130 p_more = save_p_more; |
7 | 1131 } |
1132 | |
1133 /* | |
1134 * Set "keep_msg" to "s". Free the old value and check for NULL pointer. | |
1135 */ | |
1136 void | |
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1137 set_keep_msg(char_u *s, int attr) |
7 | 1138 { |
1139 vim_free(keep_msg); | |
1140 if (s != NULL && msg_silent == 0) | |
1141 keep_msg = vim_strsave(s); | |
1142 else | |
1143 keep_msg = NULL; | |
127 | 1144 keep_msg_more = FALSE; |
678 | 1145 keep_msg_attr = attr; |
7 | 1146 } |
1147 | |
678 | 1148 #if defined(FEAT_TERMRESPONSE) || defined(PROTO) |
1149 /* | |
1150 * If there currently is a message being displayed, set "keep_msg" to it, so | |
1151 * that it will be displayed again after redraw. | |
1152 */ | |
1153 void | |
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1154 set_keep_msg_from_hist(void) |
678 | 1155 { |
1156 if (keep_msg == NULL && last_msg_hist != NULL && msg_scrolled == 0 | |
1157 && (State & NORMAL)) | |
1158 set_keep_msg(last_msg_hist->msg, last_msg_hist->attr); | |
1159 } | |
1160 #endif | |
1161 | |
7 | 1162 /* |
1163 * Prepare for outputting characters in the command line. | |
1164 */ | |
1165 void | |
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1166 msg_start(void) |
7 | 1167 { |
1168 int did_return = FALSE; | |
1169 | |
2491
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1170 if (!msg_silent) |
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1171 { |
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1172 vim_free(keep_msg); |
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1173 keep_msg = NULL; /* don't display old message now */ |
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1174 } |
1619 | 1175 |
1176 #ifdef FEAT_EVAL | |
1177 if (need_clr_eos) | |
1178 { | |
1179 /* Halfway an ":echo" command and getting an (error) message: clear | |
1180 * any text from the command. */ | |
1181 need_clr_eos = FALSE; | |
1182 msg_clr_eos(); | |
1183 } | |
1184 #endif | |
1185 | |
7 | 1186 if (!msg_scroll && full_screen) /* overwrite last message */ |
1187 { | |
1188 msg_row = cmdline_row; | |
1189 msg_col = | |
1190 #ifdef FEAT_RIGHTLEFT | |
1191 cmdmsg_rl ? Columns - 1 : | |
1192 #endif | |
1193 0; | |
1194 } | |
1195 else if (msg_didout) /* start message on next line */ | |
1196 { | |
1197 msg_putchar('\n'); | |
1198 did_return = TRUE; | |
1199 if (exmode_active != EXMODE_NORMAL) | |
1200 cmdline_row = msg_row; | |
1201 } | |
1202 if (!msg_didany || lines_left < 0) | |
1203 msg_starthere(); | |
1204 if (msg_silent == 0) | |
1205 { | |
1206 msg_didout = FALSE; /* no output on current line yet */ | |
1207 cursor_off(); | |
1208 } | |
1209 | |
1210 /* when redirecting, may need to start a new line. */ | |
1211 if (!did_return) | |
1212 redir_write((char_u *)"\n", -1); | |
1213 } | |
1214 | |
1215 /* | |
1216 * Note that the current msg position is where messages start. | |
1217 */ | |
1218 void | |
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1219 msg_starthere(void) |
7 | 1220 { |
1221 lines_left = cmdline_row; | |
1222 msg_didany = FALSE; | |
1223 } | |
1224 | |
1225 void | |
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1226 msg_putchar(int c) |
7 | 1227 { |
1228 msg_putchar_attr(c, 0); | |
1229 } | |
1230 | |
1231 void | |
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1232 msg_putchar_attr(int c, int attr) |
7 | 1233 { |
1234 #ifdef FEAT_MBYTE | |
1235 char_u buf[MB_MAXBYTES + 1]; | |
1236 #else | |
1237 char_u buf[4]; | |
1238 #endif | |
1239 | |
1240 if (IS_SPECIAL(c)) | |
1241 { | |
1242 buf[0] = K_SPECIAL; | |
1243 buf[1] = K_SECOND(c); | |
1244 buf[2] = K_THIRD(c); | |
1245 buf[3] = NUL; | |
1246 } | |
1247 else | |
1248 { | |
1249 #ifdef FEAT_MBYTE | |
1250 buf[(*mb_char2bytes)(c, buf)] = NUL; | |
1251 #else | |
1252 buf[0] = c; | |
1253 buf[1] = NUL; | |
1254 #endif | |
1255 } | |
1256 msg_puts_attr(buf, attr); | |
1257 } | |
1258 | |
1259 void | |
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1260 msg_outnum(long n) |
7 | 1261 { |
1262 char_u buf[20]; | |
1263 | |
1264 sprintf((char *)buf, "%ld", n); | |
1265 msg_puts(buf); | |
1266 } | |
1267 | |
1268 void | |
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1269 msg_home_replace(char_u *fname) |
7 | 1270 { |
1271 msg_home_replace_attr(fname, 0); | |
1272 } | |
1273 | |
1274 #if defined(FEAT_FIND_ID) || defined(PROTO) | |
1275 void | |
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1276 msg_home_replace_hl(char_u *fname) |
7 | 1277 { |
1278 msg_home_replace_attr(fname, hl_attr(HLF_D)); | |
1279 } | |
1280 #endif | |
1281 | |
1282 static void | |
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1283 msg_home_replace_attr(char_u *fname, int attr) |
7 | 1284 { |
1285 char_u *name; | |
1286 | |
1287 name = home_replace_save(NULL, fname); | |
1288 if (name != NULL) | |
1289 msg_outtrans_attr(name, attr); | |
1290 vim_free(name); | |
1291 } | |
1292 | |
1293 /* | |
1294 * Output 'len' characters in 'str' (including NULs) with translation | |
1295 * if 'len' is -1, output upto a NUL character. | |
1296 * Use attributes 'attr'. | |
1297 * Return the number of characters it takes on the screen. | |
1298 */ | |
1299 int | |
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1300 msg_outtrans(char_u *str) |
7 | 1301 { |
1302 return msg_outtrans_attr(str, 0); | |
1303 } | |
1304 | |
1305 int | |
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1306 msg_outtrans_attr(char_u *str, int attr) |
7 | 1307 { |
1308 return msg_outtrans_len_attr(str, (int)STRLEN(str), attr); | |
1309 } | |
1310 | |
1311 int | |
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1312 msg_outtrans_len(char_u *str, int len) |
7 | 1313 { |
1314 return msg_outtrans_len_attr(str, len, 0); | |
1315 } | |
1316 | |
1317 /* | |
1318 * Output one character at "p". Return pointer to the next character. | |
1319 * Handles multi-byte characters. | |
1320 */ | |
1321 char_u * | |
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1322 msg_outtrans_one(char_u *p, int attr) |
7 | 1323 { |
1324 #ifdef FEAT_MBYTE | |
1325 int l; | |
1326 | |
474 | 1327 if (has_mbyte && (l = (*mb_ptr2len)(p)) > 1) |
7 | 1328 { |
1329 msg_outtrans_len_attr(p, l, attr); | |
1330 return p + l; | |
1331 } | |
1332 #endif | |
1333 msg_puts_attr(transchar_byte(*p), attr); | |
1334 return p + 1; | |
1335 } | |
1336 | |
1337 int | |
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1338 msg_outtrans_len_attr(char_u *msgstr, int len, int attr) |
7 | 1339 { |
1340 int retval = 0; | |
1341 char_u *str = msgstr; | |
1342 char_u *plain_start = msgstr; | |
1343 char_u *s; | |
1344 #ifdef FEAT_MBYTE | |
1345 int mb_l; | |
1346 int c; | |
1347 #endif | |
1348 | |
1349 /* if MSG_HIST flag set, add message to history */ | |
1350 if (attr & MSG_HIST) | |
1351 { | |
1352 add_msg_hist(str, len, attr); | |
1353 attr &= ~MSG_HIST; | |
1354 } | |
1355 | |
1356 #ifdef FEAT_MBYTE | |
1357 /* If the string starts with a composing character first draw a space on | |
1358 * which the composing char can be drawn. */ | |
1359 if (enc_utf8 && utf_iscomposing(utf_ptr2char(msgstr))) | |
1360 msg_puts_attr((char_u *)" ", attr); | |
1361 #endif | |
1362 | |
1363 /* | |
1364 * Go over the string. Special characters are translated and printed. | |
1365 * Normal characters are printed several at a time. | |
1366 */ | |
1367 while (--len >= 0) | |
1368 { | |
1369 #ifdef FEAT_MBYTE | |
1370 if (enc_utf8) | |
1371 /* Don't include composing chars after the end. */ | |
474 | 1372 mb_l = utfc_ptr2len_len(str, len + 1); |
7 | 1373 else if (has_mbyte) |
474 | 1374 mb_l = (*mb_ptr2len)(str); |
7 | 1375 else |
1376 mb_l = 1; | |
1377 if (has_mbyte && mb_l > 1) | |
1378 { | |
1379 c = (*mb_ptr2char)(str); | |
1380 if (vim_isprintc(c)) | |
1381 /* printable multi-byte char: count the cells. */ | |
1382 retval += (*mb_ptr2cells)(str); | |
1383 else | |
1384 { | |
1385 /* unprintable multi-byte char: print the printable chars so | |
1386 * far and the translation of the unprintable char. */ | |
1387 if (str > plain_start) | |
1388 msg_puts_attr_len(plain_start, (int)(str - plain_start), | |
1389 attr); | |
1390 plain_start = str + mb_l; | |
1391 msg_puts_attr(transchar(c), attr == 0 ? hl_attr(HLF_8) : attr); | |
1392 retval += char2cells(c); | |
1393 } | |
1394 len -= mb_l - 1; | |
1395 str += mb_l; | |
1396 } | |
1397 else | |
1398 #endif | |
1399 { | |
1400 s = transchar_byte(*str); | |
1401 if (s[1] != NUL) | |
1402 { | |
1403 /* unprintable char: print the printable chars so far and the | |
1404 * translation of the unprintable char. */ | |
1405 if (str > plain_start) | |
1406 msg_puts_attr_len(plain_start, (int)(str - plain_start), | |
1407 attr); | |
1408 plain_start = str + 1; | |
1409 msg_puts_attr(s, attr == 0 ? hl_attr(HLF_8) : attr); | |
1668 | 1410 retval += (int)STRLEN(s); |
7 | 1411 } |
1663 | 1412 else |
1413 ++retval; | |
7 | 1414 ++str; |
1415 } | |
1416 } | |
1417 | |
1418 if (str > plain_start) | |
1419 /* print the printable chars at the end */ | |
1420 msg_puts_attr_len(plain_start, (int)(str - plain_start), attr); | |
1421 | |
1422 return retval; | |
1423 } | |
1424 | |
1425 #if defined(FEAT_QUICKFIX) || defined(PROTO) | |
1426 void | |
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1427 msg_make(char_u *arg) |
7 | 1428 { |
1429 int i; | |
1430 static char_u *str = (char_u *)"eeffoc", *rs = (char_u *)"Plon#dqg#vxjduB"; | |
1431 | |
1432 arg = skipwhite(arg); | |
1433 for (i = 5; *arg && i >= 0; --i) | |
1434 if (*arg++ != str[i]) | |
1435 break; | |
1436 if (i < 0) | |
1437 { | |
1438 msg_putchar('\n'); | |
1439 for (i = 0; rs[i]; ++i) | |
1440 msg_putchar(rs[i] - 3); | |
1441 } | |
1442 } | |
1443 #endif | |
1444 | |
1445 /* | |
1446 * Output the string 'str' upto a NUL character. | |
1447 * Return the number of characters it takes on the screen. | |
1448 * | |
1449 * If K_SPECIAL is encountered, then it is taken in conjunction with the | |
1450 * following character and shown as <F1>, <S-Up> etc. Any other character | |
1451 * which is not printable shown in <> form. | |
1452 * If 'from' is TRUE (lhs of a mapping), a space is shown as <Space>. | |
1453 * If a character is displayed in one of these special ways, is also | |
1454 * highlighted (its highlight name is '8' in the p_hl variable). | |
1455 * Otherwise characters are not highlighted. | |
1456 * This function is used to show mappings, where we want to see how to type | |
1457 * the character/string -- webb | |
1458 */ | |
1459 int | |
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1460 msg_outtrans_special( |
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1461 char_u *strstart, |
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1462 int from) /* TRUE for lhs of a mapping */ |
7 | 1463 { |
1464 char_u *str = strstart; | |
1465 int retval = 0; | |
1466 char_u *string; | |
1467 int attr; | |
1468 int len; | |
1469 | |
1470 attr = hl_attr(HLF_8); | |
1471 while (*str != NUL) | |
1472 { | |
1473 /* Leading and trailing spaces need to be displayed in <> form. */ | |
1474 if ((str == strstart || str[1] == NUL) && *str == ' ') | |
1475 { | |
1476 string = (char_u *)"<Space>"; | |
1477 ++str; | |
1478 } | |
1479 else | |
1480 string = str2special(&str, from); | |
1481 len = vim_strsize(string); | |
1482 /* Highlight special keys */ | |
1483 msg_puts_attr(string, len > 1 | |
1484 #ifdef FEAT_MBYTE | |
474 | 1485 && (*mb_ptr2len)(string) <= 1 |
7 | 1486 #endif |
1487 ? attr : 0); | |
1488 retval += len; | |
1489 } | |
1490 return retval; | |
1491 } | |
1492 | |
2610 | 1493 #if defined(FEAT_EVAL) || defined(PROTO) |
1494 /* | |
1495 * Return the lhs or rhs of a mapping, with the key codes turned into printable | |
1496 * strings, in an allocated string. | |
1497 */ | |
1498 char_u * | |
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1499 str2special_save( |
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1500 char_u *str, |
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|
1501 int is_lhs) /* TRUE for lhs, FALSE for rhs */ |
2610 | 1502 { |
1503 garray_T ga; | |
1504 char_u *p = str; | |
1505 | |
1506 ga_init2(&ga, 1, 40); | |
1507 while (*p != NUL) | |
1508 ga_concat(&ga, str2special(&p, is_lhs)); | |
1509 ga_append(&ga, NUL); | |
1510 return (char_u *)ga.ga_data; | |
1511 } | |
1512 #endif | |
1513 | |
7 | 1514 /* |
1515 * Return the printable string for the key codes at "*sp". | |
1516 * Used for translating the lhs or rhs of a mapping to printable chars. | |
1517 * Advances "sp" to the next code. | |
1518 */ | |
1519 char_u * | |
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1520 str2special( |
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1521 char_u **sp, |
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1522 int from) /* TRUE for lhs of mapping */ |
7 | 1523 { |
1524 int c; | |
1525 static char_u buf[7]; | |
1526 char_u *str = *sp; | |
1527 int modifiers = 0; | |
1528 int special = FALSE; | |
1529 | |
1530 #ifdef FEAT_MBYTE | |
1531 if (has_mbyte) | |
1532 { | |
1533 char_u *p; | |
1534 | |
1535 /* Try to un-escape a multi-byte character. Return the un-escaped | |
1536 * string if it is a multi-byte character. */ | |
1537 p = mb_unescape(sp); | |
1538 if (p != NULL) | |
1539 return p; | |
1540 } | |
1541 #endif | |
1542 | |
1543 c = *str; | |
1544 if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) | |
1545 { | |
1546 if (str[1] == KS_MODIFIER) | |
1547 { | |
1548 modifiers = str[2]; | |
1549 str += 3; | |
1550 c = *str; | |
1551 } | |
1552 if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) | |
1553 { | |
1554 c = TO_SPECIAL(str[1], str[2]); | |
1555 str += 2; | |
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1556 if (c == KS_ZERO) /* display <Nul> as ^@ or <Nul> */ |
7 | 1557 c = NUL; |
1558 } | |
1559 if (IS_SPECIAL(c) || modifiers) /* special key */ | |
1560 special = TRUE; | |
1561 } | |
1562 | |
1563 #ifdef FEAT_MBYTE | |
3024 | 1564 if (has_mbyte && !IS_SPECIAL(c)) |
7 | 1565 { |
3072 | 1566 int len = (*mb_ptr2len)(str); |
3024 | 1567 |
1568 /* For multi-byte characters check for an illegal byte. */ | |
1569 if (has_mbyte && MB_BYTE2LEN(*str) > len) | |
1570 { | |
1571 transchar_nonprint(buf, c); | |
1572 *sp = str + 1; | |
1573 return buf; | |
1574 } | |
3072 | 1575 /* Since 'special' is TRUE the multi-byte character 'c' will be |
1576 * processed by get_special_key_name() */ | |
1577 c = (*mb_ptr2char)(str); | |
1578 *sp = str + len; | |
7 | 1579 } |
3024 | 1580 else |
7 | 1581 #endif |
3024 | 1582 *sp = str + 1; |
7 | 1583 |
1584 /* Make unprintable characters in <> form, also <M-Space> and <Tab>. | |
1585 * Use <Space> only for lhs of a mapping. */ | |
1586 if (special || char2cells(c) > 1 || (from && c == ' ')) | |
1587 return get_special_key_name(c, modifiers); | |
1588 buf[0] = c; | |
1589 buf[1] = NUL; | |
1590 return buf; | |
1591 } | |
1592 | |
1593 /* | |
1594 * Translate a key sequence into special key names. | |
1595 */ | |
1596 void | |
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changeset
|
1597 str2specialbuf(char_u *sp, char_u *buf, int len) |
7 | 1598 { |
1599 char_u *s; | |
1600 | |
1601 *buf = NUL; | |
1602 while (*sp) | |
1603 { | |
1604 s = str2special(&sp, FALSE); | |
1605 if ((int)(STRLEN(s) + STRLEN(buf)) < len) | |
1606 STRCAT(buf, s); | |
1607 } | |
1608 } | |
1609 | |
1610 /* | |
1611 * print line for :print or :list command | |
1612 */ | |
1613 void | |
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1614 msg_prt_line(char_u *s, int list) |
7 | 1615 { |
1616 int c; | |
1617 int col = 0; | |
1618 int n_extra = 0; | |
1619 int c_extra = 0; | |
1620 char_u *p_extra = NULL; /* init to make SASC shut up */ | |
1621 int n; | |
1059 | 1622 int attr = 0; |
7 | 1623 char_u *trail = NULL; |
1624 #ifdef FEAT_MBYTE | |
1625 int l; | |
1626 char_u buf[MB_MAXBYTES + 1]; | |
1627 #endif | |
1628 | |
167 | 1629 if (curwin->w_p_list) |
1630 list = TRUE; | |
1631 | |
7 | 1632 /* find start of trailing whitespace */ |
167 | 1633 if (list && lcs_trail) |
7 | 1634 { |
1635 trail = s + STRLEN(s); | |
1636 while (trail > s && vim_iswhite(trail[-1])) | |
1637 --trail; | |
1638 } | |
1639 | |
1640 /* output a space for an empty line, otherwise the line will be | |
1641 * overwritten */ | |
167 | 1642 if (*s == NUL && !(list && lcs_eol != NUL)) |
7 | 1643 msg_putchar(' '); |
1644 | |
446 | 1645 while (!got_int) |
7 | 1646 { |
1059 | 1647 if (n_extra > 0) |
7 | 1648 { |
1649 --n_extra; | |
1650 if (c_extra) | |
1651 c = c_extra; | |
1652 else | |
1653 c = *p_extra++; | |
1654 } | |
1655 #ifdef FEAT_MBYTE | |
474 | 1656 else if (has_mbyte && (l = (*mb_ptr2len)(s)) > 1) |
7 | 1657 { |
1658 col += (*mb_ptr2cells)(s); | |
6801 | 1659 if (lcs_nbsp != NUL && list |
1660 && (mb_ptr2char(s) == 160 | |
1661 || mb_ptr2char(s) == 0x202f)) | |
2692 | 1662 { |
1663 mb_char2bytes(lcs_nbsp, buf); | |
1664 buf[(*mb_ptr2len)(buf)] = NUL; | |
1665 } | |
1666 else | |
1667 { | |
1668 mch_memmove(buf, s, (size_t)l); | |
1669 buf[l] = NUL; | |
1670 } | |
1059 | 1671 msg_puts(buf); |
7 | 1672 s += l; |
1673 continue; | |
1674 } | |
1675 #endif | |
1676 else | |
1677 { | |
1678 attr = 0; | |
1679 c = *s++; | |
167 | 1680 if (c == TAB && (!list || lcs_tab1)) |
7 | 1681 { |
1682 /* tab amount depends on current column */ | |
1683 n_extra = curbuf->b_p_ts - col % curbuf->b_p_ts - 1; | |
167 | 1684 if (!list) |
7 | 1685 { |
1686 c = ' '; | |
1687 c_extra = ' '; | |
1688 } | |
1689 else | |
1690 { | |
1691 c = lcs_tab1; | |
1692 c_extra = lcs_tab2; | |
1693 attr = hl_attr(HLF_8); | |
1694 } | |
1695 } | |
2692 | 1696 else if (c == 160 && list && lcs_nbsp != NUL) |
1697 { | |
1698 c = lcs_nbsp; | |
1699 attr = hl_attr(HLF_8); | |
1700 } | |
167 | 1701 else if (c == NUL && list && lcs_eol != NUL) |
7 | 1702 { |
1703 p_extra = (char_u *)""; | |
1704 c_extra = NUL; | |
1705 n_extra = 1; | |
1706 c = lcs_eol; | |
1707 attr = hl_attr(HLF_AT); | |
1708 --s; | |
1709 } | |
1710 else if (c != NUL && (n = byte2cells(c)) > 1) | |
1711 { | |
1712 n_extra = n - 1; | |
1713 p_extra = transchar_byte(c); | |
1714 c_extra = NUL; | |
1715 c = *p_extra++; | |
1059 | 1716 /* Use special coloring to be able to distinguish <hex> from |
1717 * the same in plain text. */ | |
1718 attr = hl_attr(HLF_8); | |
7 | 1719 } |
1720 else if (c == ' ' && trail != NULL && s > trail) | |
1721 { | |
1722 c = lcs_trail; | |
1723 attr = hl_attr(HLF_8); | |
1724 } | |
6781 | 1725 else if (c == ' ' && list && lcs_space != NUL) |
1726 { | |
1727 c = lcs_space; | |
1728 attr = hl_attr(HLF_8); | |
1729 } | |
7 | 1730 } |
1731 | |
1732 if (c == NUL) | |
1733 break; | |
1734 | |
1735 msg_putchar_attr(c, attr); | |
1736 col++; | |
1737 } | |
1738 msg_clr_eos(); | |
1739 } | |
1740 | |
1741 #ifdef FEAT_MBYTE | |
1742 /* | |
1743 * Use screen_puts() to output one multi-byte character. | |
1744 * Return the pointer "s" advanced to the next character. | |
1745 */ | |
1746 static char_u * | |
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1747 screen_puts_mbyte(char_u *s, int l, int attr) |
7 | 1748 { |
1749 int cw; | |
1750 | |
1751 msg_didout = TRUE; /* remember that line is not empty */ | |
1752 cw = (*mb_ptr2cells)(s); | |
1753 if (cw > 1 && ( | |
1754 #ifdef FEAT_RIGHTLEFT | |
1755 cmdmsg_rl ? msg_col <= 1 : | |
1756 #endif | |
1757 msg_col == Columns - 1)) | |
1758 { | |
1759 /* Doesn't fit, print a highlighted '>' to fill it up. */ | |
1760 msg_screen_putchar('>', hl_attr(HLF_AT)); | |
1761 return s; | |
1762 } | |
1763 | |
1764 screen_puts_len(s, l, msg_row, msg_col, attr); | |
1765 #ifdef FEAT_RIGHTLEFT | |
1766 if (cmdmsg_rl) | |
1767 { | |
1768 msg_col -= cw; | |
1769 if (msg_col == 0) | |
1770 { | |
1771 msg_col = Columns; | |
1772 ++msg_row; | |
1773 } | |
1774 } | |
1775 else | |
1776 #endif | |
1777 { | |
1778 msg_col += cw; | |
1779 if (msg_col >= Columns) | |
1780 { | |
1781 msg_col = 0; | |
1782 ++msg_row; | |
1783 } | |
1784 } | |
1785 return s + l; | |
1786 } | |
1787 #endif | |
1788 | |
1789 /* | |
1790 * Output a string to the screen at position msg_row, msg_col. | |
1791 * Update msg_row and msg_col for the next message. | |
1792 */ | |
1793 void | |
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1794 msg_puts(char_u *s) |
7 | 1795 { |
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1796 msg_puts_attr(s, 0); |
7 | 1797 } |
1798 | |
1799 void | |
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1800 msg_puts_title( |
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1801 char_u *s) |
7 | 1802 { |
1803 msg_puts_attr(s, hl_attr(HLF_T)); | |
1804 } | |
1805 | |
1806 /* | |
1807 * Show a message in such a way that it always fits in the line. Cut out a | |
1808 * part in the middle and replace it with "..." when necessary. | |
1809 * Does not handle multi-byte characters! | |
1810 */ | |
1811 void | |
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1812 msg_puts_long_attr(char_u *longstr, int attr) |
7 | 1813 { |
714 | 1814 msg_puts_long_len_attr(longstr, (int)STRLEN(longstr), attr); |
7 | 1815 } |
1816 | |
1817 void | |
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1818 msg_puts_long_len_attr(char_u *longstr, int len, int attr) |
7 | 1819 { |
1820 int slen = len; | |
1821 int room; | |
1822 | |
1823 room = Columns - msg_col; | |
1824 if (len > room && room >= 20) | |
1825 { | |
1826 slen = (room - 3) / 2; | |
1827 msg_outtrans_len_attr(longstr, slen, attr); | |
1828 msg_puts_attr((char_u *)"...", hl_attr(HLF_8)); | |
1829 } | |
1830 msg_outtrans_len_attr(longstr + len - slen, slen, attr); | |
1831 } | |
1832 | |
1833 /* | |
1834 * Basic function for writing a message with highlight attributes. | |
1835 */ | |
1836 void | |
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1837 msg_puts_attr(char_u *s, int attr) |
7 | 1838 { |
1839 msg_puts_attr_len(s, -1, attr); | |
1840 } | |
1841 | |
1842 /* | |
1843 * Like msg_puts_attr(), but with a maximum length "maxlen" (in bytes). | |
1844 * When "maxlen" is -1 there is no maximum length. | |
1845 * When "maxlen" is >= 0 the message is not put in the history. | |
1846 */ | |
1847 static void | |
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1848 msg_puts_attr_len(char_u *str, int maxlen, int attr) |
7 | 1849 { |
1850 /* | |
1851 * If redirection is on, also write to the redirection file. | |
1852 */ | |
446 | 1853 redir_write(str, maxlen); |
7 | 1854 |
1855 /* | |
1856 * Don't print anything when using ":silent cmd". | |
1857 */ | |
1858 if (msg_silent != 0) | |
1859 return; | |
1860 | |
1861 /* if MSG_HIST flag set, add message to history */ | |
1862 if ((attr & MSG_HIST) && maxlen < 0) | |
1863 { | |
446 | 1864 add_msg_hist(str, -1, attr); |
7 | 1865 attr &= ~MSG_HIST; |
1866 } | |
1867 | |
1868 /* | |
1869 * When writing something to the screen after it has scrolled, requires a | |
1870 * wait-return prompt later. Needed when scrolling, resetting | |
1871 * need_wait_return after some prompt, and then outputting something | |
1872 * without scrolling | |
1873 */ | |
539 | 1874 if (msg_scrolled != 0 && !msg_scrolled_ign) |
7 | 1875 need_wait_return = TRUE; |
1876 msg_didany = TRUE; /* remember that something was outputted */ | |
1877 | |
1878 /* | |
1879 * If there is no valid screen, use fprintf so we can see error messages. | |
1880 * If termcap is not active, we may be writing in an alternate console | |
1881 * window, cursor positioning may not work correctly (window size may be | |
1882 * different, e.g. for Win32 console) or we just don't know where the | |
1883 * cursor is. | |
1884 */ | |
1885 if (msg_use_printf()) | |
446 | 1886 msg_puts_printf(str, maxlen); |
1887 else | |
1888 msg_puts_display(str, maxlen, attr, FALSE); | |
1889 } | |
1890 | |
1891 /* | |
1892 * The display part of msg_puts_attr_len(). | |
1893 * May be called recursively to display scroll-back text. | |
1894 */ | |
1895 static void | |
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1896 msg_puts_display( |
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1897 char_u *str, |
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1898 int maxlen, |
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1899 int attr, |
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1900 int recurse) |
446 | 1901 { |
1902 char_u *s = str; | |
1903 char_u *t_s = str; /* string from "t_s" to "s" is still todo */ | |
1904 int t_col = 0; /* screen cells todo, 0 when "t_s" not used */ | |
1905 #ifdef FEAT_MBYTE | |
1906 int l; | |
1907 int cw; | |
7 | 1908 #endif |
446 | 1909 char_u *sb_str = str; |
1910 int sb_col = msg_col; | |
1911 int wrap; | |
1381 | 1912 int did_last_char; |
7 | 1913 |
1914 did_wait_return = FALSE; | |
1339 | 1915 while ((maxlen < 0 || (int)(s - str) < maxlen) && *s != NUL) |
7 | 1916 { |
1917 /* | |
446 | 1918 * We are at the end of the screen line when: |
1919 * - When outputting a newline. | |
1920 * - When outputting a character in the last column. | |
7 | 1921 */ |
446 | 1922 if (!recurse && msg_row >= Rows - 1 && (*s == '\n' || ( |
7 | 1923 #ifdef FEAT_RIGHTLEFT |
1924 cmdmsg_rl | |
1925 ? ( | |
1926 msg_col <= 1 | |
1927 || (*s == TAB && msg_col <= 7) | |
1928 # ifdef FEAT_MBYTE | |
1929 || (has_mbyte && (*mb_ptr2cells)(s) > 1 && msg_col <= 2) | |
1930 # endif | |
1931 ) | |
1932 : | |
1933 #endif | |
1934 (msg_col + t_col >= Columns - 1 | |
1935 || (*s == TAB && msg_col + t_col >= ((Columns - 1) & ~7)) | |
1936 # ifdef FEAT_MBYTE | |
1937 || (has_mbyte && (*mb_ptr2cells)(s) > 1 | |
1938 && msg_col + t_col >= Columns - 2) | |
1939 # endif | |
1940 )))) | |
1941 { | |
446 | 1942 /* |
1943 * The screen is scrolled up when at the last row (some terminals | |
1944 * scroll automatically, some don't. To avoid problems we scroll | |
1945 * ourselves). | |
1946 */ | |
7 | 1947 if (t_col > 0) |
1948 /* output postponed text */ | |
446 | 1949 t_puts(&t_col, t_s, s, attr); |
7 | 1950 |
1342 | 1951 /* When no more prompt and no more room, truncate here */ |
7 | 1952 if (msg_no_more && lines_left == 0) |
1953 break; | |
446 | 1954 |
1955 /* Scroll the screen up one line. */ | |
1956 msg_scroll_up(); | |
7 | 1957 |
1958 msg_row = Rows - 2; | |
1959 if (msg_col >= Columns) /* can happen after screen resize */ | |
1960 msg_col = Columns - 1; | |
1961 | |
446 | 1962 /* Display char in last column before showing more-prompt. */ |
1963 if (*s >= ' ' | |
1964 #ifdef FEAT_RIGHTLEFT | |
1965 && !cmdmsg_rl | |
1966 #endif | |
1967 ) | |
1968 { | |
1969 #ifdef FEAT_MBYTE | |
1970 if (has_mbyte) | |
1971 { | |
1972 if (enc_utf8 && maxlen >= 0) | |
1973 /* avoid including composing chars after the end */ | |
474 | 1974 l = utfc_ptr2len_len(s, (int)((str + maxlen) - s)); |
446 | 1975 else |
474 | 1976 l = (*mb_ptr2len)(s); |
446 | 1977 s = screen_puts_mbyte(s, l, attr); |
1978 } | |
1979 else | |
1980 #endif | |
1981 msg_screen_putchar(*s++, attr); | |
1381 | 1982 did_last_char = TRUE; |
446 | 1983 } |
1381 | 1984 else |
1985 did_last_char = FALSE; | |
446 | 1986 |
1987 if (p_more) | |
1988 /* store text for scrolling back */ | |
1989 store_sb_text(&sb_str, s, attr, &sb_col, TRUE); | |
1990 | |
539 | 1991 inc_msg_scrolled(); |
446 | 1992 need_wait_return = TRUE; /* may need wait_return in main() */ |
7 | 1993 if (must_redraw < VALID) |
1994 must_redraw = VALID; | |
1995 redraw_cmdline = TRUE; | |
1996 if (cmdline_row > 0 && !exmode_active) | |
1997 --cmdline_row; | |
1998 | |
1999 /* | |
446 | 2000 * If screen is completely filled and 'more' is set then wait |
2001 * for a character. | |
7 | 2002 */ |
1342 | 2003 if (lines_left > 0) |
2004 --lines_left; | |
957 | 2005 if (p_more && lines_left == 0 && State != HITRETURN |
7 | 2006 && !msg_no_more && !exmode_active) |
2007 { | |
2008 #ifdef FEAT_CON_DIALOG | |
446 | 2009 if (do_more_prompt(NUL)) |
2010 s = confirm_msg_tail; | |
2011 #else | |
2012 (void)do_more_prompt(NUL); | |
7 | 2013 #endif |
2014 if (quit_more) | |
446 | 2015 return; |
7 | 2016 } |
539 | 2017 |
2018 /* When we displayed a char in last column need to check if there | |
2019 * is still more. */ | |
1381 | 2020 if (did_last_char) |
539 | 2021 continue; |
7 | 2022 } |
2023 | |
446 | 2024 wrap = *s == '\n' |
7 | 2025 || msg_col + t_col >= Columns |
2026 #ifdef FEAT_MBYTE | |
2027 || (has_mbyte && (*mb_ptr2cells)(s) > 1 | |
2028 && msg_col + t_col >= Columns - 1) | |
2029 #endif | |
446 | 2030 ; |
2031 if (t_col > 0 && (wrap || *s == '\r' || *s == '\b' | |
2032 || *s == '\t' || *s == BELL)) | |
7 | 2033 /* output any postponed text */ |
446 | 2034 t_puts(&t_col, t_s, s, attr); |
2035 | |
2036 if (wrap && p_more && !recurse) | |
2037 /* store text for scrolling back */ | |
2038 store_sb_text(&sb_str, s, attr, &sb_col, TRUE); | |
7 | 2039 |
2040 if (*s == '\n') /* go to next line */ | |
2041 { | |
2042 msg_didout = FALSE; /* remember that line is empty */ | |
474 | 2043 #ifdef FEAT_RIGHTLEFT |
2044 if (cmdmsg_rl) | |
2045 msg_col = Columns - 1; | |
2046 else | |
2047 #endif | |
2048 msg_col = 0; | |
7 | 2049 if (++msg_row >= Rows) /* safety check */ |
2050 msg_row = Rows - 1; | |
2051 } | |
2052 else if (*s == '\r') /* go to column 0 */ | |
2053 { | |
2054 msg_col = 0; | |
2055 } | |
2056 else if (*s == '\b') /* go to previous char */ | |
2057 { | |
2058 if (msg_col) | |
2059 --msg_col; | |
2060 } | |
446 | 2061 else if (*s == TAB) /* translate Tab into spaces */ |
7 | 2062 { |
2063 do | |
2064 msg_screen_putchar(' ', attr); | |
2065 while (msg_col & 7); | |
2066 } | |
6949 | 2067 else if (*s == BELL) /* beep (from ":sh") */ |
2068 vim_beep(BO_SH); | |
7 | 2069 else |
2070 { | |
2071 #ifdef FEAT_MBYTE | |
2072 if (has_mbyte) | |
2073 { | |
2074 cw = (*mb_ptr2cells)(s); | |
2075 if (enc_utf8 && maxlen >= 0) | |
2076 /* avoid including composing chars after the end */ | |
474 | 2077 l = utfc_ptr2len_len(s, (int)((str + maxlen) - s)); |
7 | 2078 else |
474 | 2079 l = (*mb_ptr2len)(s); |
7 | 2080 } |
2081 else | |
2082 { | |
2083 cw = 1; | |
2084 l = 1; | |
2085 } | |
2086 #endif | |
2087 /* When drawing from right to left or when a double-wide character | |
2088 * doesn't fit, draw a single character here. Otherwise collect | |
2089 * characters and draw them all at once later. */ | |
2090 #if defined(FEAT_RIGHTLEFT) || defined(FEAT_MBYTE) | |
2091 if ( | |
2092 # ifdef FEAT_RIGHTLEFT | |
2093 cmdmsg_rl | |
2094 # ifdef FEAT_MBYTE | |
2095 || | |
2096 # endif | |
2097 # endif | |
2098 # ifdef FEAT_MBYTE | |
2099 (cw > 1 && msg_col + t_col >= Columns - 1) | |
2100 # endif | |
2101 ) | |
2102 { | |
2103 # ifdef FEAT_MBYTE | |
2104 if (l > 1) | |
2105 s = screen_puts_mbyte(s, l, attr) - 1; | |
2106 else | |
2107 # endif | |
2108 msg_screen_putchar(*s, attr); | |
2109 } | |
2110 else | |
2111 #endif | |
2112 { | |
2113 /* postpone this character until later */ | |
2114 if (t_col == 0) | |
2115 t_s = s; | |
2116 #ifdef FEAT_MBYTE | |
2117 t_col += cw; | |
2118 s += l - 1; | |
2119 #else | |
2120 ++t_col; | |
2121 #endif | |
2122 } | |
2123 } | |
2124 ++s; | |
2125 } | |
2126 | |
2127 /* output any postponed text */ | |
2128 if (t_col > 0) | |
446 | 2129 t_puts(&t_col, t_s, s, attr); |
2130 if (p_more && !recurse) | |
2131 store_sb_text(&sb_str, s, attr, &sb_col, FALSE); | |
7 | 2132 |
2133 msg_check(); | |
2134 } | |
2135 | |
2136 /* | |
446 | 2137 * Scroll the screen up one line for displaying the next message line. |
2138 */ | |
2139 static void | |
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2140 msg_scroll_up(void) |
446 | 2141 { |
2142 #ifdef FEAT_GUI | |
2143 /* Remove the cursor before scrolling, ScreenLines[] is going | |
2144 * to become invalid. */ | |
2145 if (gui.in_use) | |
2146 gui_undraw_cursor(); | |
2147 #endif | |
2148 /* scrolling up always works */ | |
2149 screen_del_lines(0, 0, 1, (int)Rows, TRUE, NULL); | |
2150 | |
2151 if (!can_clear((char_u *)" ")) | |
2152 { | |
2153 /* Scrolling up doesn't result in the right background. Set the | |
2154 * background here. It's not efficient, but avoids that we have to do | |
2155 * it all over the code. */ | |
2156 screen_fill((int)Rows - 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
2157 | |
2158 /* Also clear the last char of the last but one line if it was not | |
2159 * cleared before to avoid a scroll-up. */ | |
2160 if (ScreenAttrs[LineOffset[Rows - 2] + Columns - 1] == (sattr_T)-1) | |
2161 screen_fill((int)Rows - 2, (int)Rows - 1, | |
2162 (int)Columns - 1, (int)Columns, ' ', ' ', 0); | |
2163 } | |
2164 } | |
2165 | |
2166 /* | |
539 | 2167 * Increment "msg_scrolled". |
2168 */ | |
2169 static void | |
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2170 inc_msg_scrolled(void) |
539 | 2171 { |
2172 #ifdef FEAT_EVAL | |
2173 if (*get_vim_var_str(VV_SCROLLSTART) == NUL) | |
2174 { | |
2175 char_u *p = sourcing_name; | |
2176 char_u *tofree = NULL; | |
2177 int len; | |
2178 | |
2179 /* v:scrollstart is empty, set it to the script/function name and line | |
2180 * number */ | |
2181 if (p == NULL) | |
2182 p = (char_u *)_("Unknown"); | |
2183 else | |
2184 { | |
835 | 2185 len = (int)STRLEN(p) + 40; |
539 | 2186 tofree = alloc(len); |
2187 if (tofree != NULL) | |
2188 { | |
2189 vim_snprintf((char *)tofree, len, _("%s line %ld"), | |
2190 p, (long)sourcing_lnum); | |
2191 p = tofree; | |
2192 } | |
2193 } | |
2194 set_vim_var_string(VV_SCROLLSTART, p, -1); | |
2195 vim_free(tofree); | |
2196 } | |
2197 #endif | |
2198 ++msg_scrolled; | |
2199 } | |
2200 | |
2201 /* | |
446 | 2202 * To be able to scroll back at the "more" and "hit-enter" prompts we need to |
2203 * store the displayed text and remember where screen lines start. | |
2204 */ | |
2205 typedef struct msgchunk_S msgchunk_T; | |
2206 struct msgchunk_S | |
2207 { | |
2208 msgchunk_T *sb_next; | |
2209 msgchunk_T *sb_prev; | |
2210 char sb_eol; /* TRUE when line ends after this text */ | |
2211 int sb_msg_col; /* column in which text starts */ | |
2212 int sb_attr; /* text attributes */ | |
2213 char_u sb_text[1]; /* text to be displayed, actually longer */ | |
2214 }; | |
2215 | |
2216 static msgchunk_T *last_msgchunk = NULL; /* last displayed text */ | |
2217 | |
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2218 static msgchunk_T *msg_sb_start(msgchunk_T *mps); |
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2219 static msgchunk_T *disp_sb_line(int row, msgchunk_T *smp); |
446 | 2220 |
447 | 2221 static int do_clear_sb_text = FALSE; /* clear text on next msg */ |
2222 | |
446 | 2223 /* |
2224 * Store part of a printed message for displaying when scrolling back. | |
2225 */ | |
2226 static void | |
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2227 store_sb_text( |
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2228 char_u **sb_str, /* start of string */ |
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2229 char_u *s, /* just after string */ |
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2230 int attr, |
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2231 int *sb_col, |
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2232 int finish) /* line ends */ |
446 | 2233 { |
2234 msgchunk_T *mp; | |
2235 | |
447 | 2236 if (do_clear_sb_text) |
2237 { | |
2238 clear_sb_text(); | |
2239 do_clear_sb_text = FALSE; | |
2240 } | |
2241 | |
446 | 2242 if (s > *sb_str) |
2243 { | |
2244 mp = (msgchunk_T *)alloc((int)(sizeof(msgchunk_T) + (s - *sb_str))); | |
2245 if (mp != NULL) | |
2246 { | |
2247 mp->sb_eol = finish; | |
2248 mp->sb_msg_col = *sb_col; | |
2249 mp->sb_attr = attr; | |
2250 vim_strncpy(mp->sb_text, *sb_str, s - *sb_str); | |
2251 | |
2252 if (last_msgchunk == NULL) | |
2253 { | |
2254 last_msgchunk = mp; | |
2255 mp->sb_prev = NULL; | |
2256 } | |
2257 else | |
2258 { | |
2259 mp->sb_prev = last_msgchunk; | |
2260 last_msgchunk->sb_next = mp; | |
2261 last_msgchunk = mp; | |
2262 } | |
2263 mp->sb_next = NULL; | |
2264 } | |
2265 } | |
2266 else if (finish && last_msgchunk != NULL) | |
2267 last_msgchunk->sb_eol = TRUE; | |
2268 | |
2269 *sb_str = s; | |
2270 *sb_col = 0; | |
2271 } | |
2272 | |
2273 /* | |
447 | 2274 * Finished showing messages, clear the scroll-back text on the next message. |
2275 */ | |
2276 void | |
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2277 may_clear_sb_text(void) |
447 | 2278 { |
2279 do_clear_sb_text = TRUE; | |
2280 } | |
2281 | |
2282 /* | |
446 | 2283 * Clear any text remembered for scrolling back. |
2284 * Called when redrawing the screen. | |
2285 */ | |
2286 void | |
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2287 clear_sb_text(void) |
446 | 2288 { |
2289 msgchunk_T *mp; | |
2290 | |
2291 while (last_msgchunk != NULL) | |
2292 { | |
2293 mp = last_msgchunk->sb_prev; | |
2294 vim_free(last_msgchunk); | |
2295 last_msgchunk = mp; | |
2296 } | |
2297 } | |
2298 | |
2299 /* | |
447 | 2300 * "g<" command. |
2301 */ | |
2302 void | |
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2303 show_sb_text(void) |
447 | 2304 { |
2305 msgchunk_T *mp; | |
2306 | |
1342 | 2307 /* Only show something if there is more than one line, otherwise it looks |
447 | 2308 * weird, typing a command without output results in one line. */ |
2309 mp = msg_sb_start(last_msgchunk); | |
2310 if (mp == NULL || mp->sb_prev == NULL) | |
6949 | 2311 vim_beep(BO_MESS); |
447 | 2312 else |
2313 { | |
2314 do_more_prompt('G'); | |
2315 wait_return(FALSE); | |
2316 } | |
2317 } | |
2318 | |
2319 /* | |
446 | 2320 * Move to the start of screen line in already displayed text. |
2321 */ | |
2322 static msgchunk_T * | |
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2323 msg_sb_start(msgchunk_T *mps) |
446 | 2324 { |
2325 msgchunk_T *mp = mps; | |
2326 | |
2327 while (mp != NULL && mp->sb_prev != NULL && !mp->sb_prev->sb_eol) | |
2328 mp = mp->sb_prev; | |
2329 return mp; | |
2330 } | |
2331 | |
2332 /* | |
3435 | 2333 * Mark the last message chunk as finishing the line. |
2334 */ | |
2335 void | |
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2336 msg_sb_eol(void) |
3435 | 2337 { |
2338 if (last_msgchunk != NULL) | |
2339 last_msgchunk->sb_eol = TRUE; | |
2340 } | |
2341 | |
2342 /* | |
446 | 2343 * Display a screen line from previously displayed text at row "row". |
2344 * Returns a pointer to the text for the next line (can be NULL). | |
2345 */ | |
2346 static msgchunk_T * | |
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2347 disp_sb_line(int row, msgchunk_T *smp) |
446 | 2348 { |
2349 msgchunk_T *mp = smp; | |
2350 char_u *p; | |
2351 | |
2352 for (;;) | |
2353 { | |
2354 msg_row = row; | |
2355 msg_col = mp->sb_msg_col; | |
2356 p = mp->sb_text; | |
2357 if (*p == '\n') /* don't display the line break */ | |
2358 ++p; | |
2359 msg_puts_display(p, -1, mp->sb_attr, TRUE); | |
2360 if (mp->sb_eol || mp->sb_next == NULL) | |
2361 break; | |
2362 mp = mp->sb_next; | |
2363 } | |
2364 return mp->sb_next; | |
2365 } | |
2366 | |
2367 /* | |
7 | 2368 * Output any postponed text for msg_puts_attr_len(). |
2369 */ | |
2370 static void | |
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2371 t_puts( |
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2372 int *t_col, |
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2373 char_u *t_s, |
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2374 char_u *s, |
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2375 int attr) |
7 | 2376 { |
2377 /* output postponed text */ | |
2378 msg_didout = TRUE; /* remember that line is not empty */ | |
2379 screen_puts_len(t_s, (int)(s - t_s), msg_row, msg_col, attr); | |
446 | 2380 msg_col += *t_col; |
2381 *t_col = 0; | |
7 | 2382 #ifdef FEAT_MBYTE |
2383 /* If the string starts with a composing character don't increment the | |
2384 * column position for it. */ | |
2385 if (enc_utf8 && utf_iscomposing(utf_ptr2char(t_s))) | |
2386 --msg_col; | |
2387 #endif | |
2388 if (msg_col >= Columns) | |
2389 { | |
2390 msg_col = 0; | |
2391 ++msg_row; | |
2392 } | |
2393 } | |
2394 | |
2395 /* | |
2396 * Returns TRUE when messages should be printed with mch_errmsg(). | |
2397 * This is used when there is no valid screen, so we can see error messages. | |
2398 * If termcap is not active, we may be writing in an alternate console | |
2399 * window, cursor positioning may not work correctly (window size may be | |
2400 * different, e.g. for Win32 console) or we just don't know where the | |
2401 * cursor is. | |
2402 */ | |
2403 int | |
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2404 msg_use_printf(void) |
7 | 2405 { |
2406 return (!msg_check_screen() | |
2407 #if defined(WIN3264) && !defined(FEAT_GUI_MSWIN) | |
2408 || !termcap_active | |
2409 #endif | |
2410 || (swapping_screen() && !termcap_active) | |
2411 ); | |
2412 } | |
2413 | |
446 | 2414 /* |
2415 * Print a message when there is no valid screen. | |
2416 */ | |
2417 static void | |
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2418 msg_puts_printf(char_u *str, int maxlen) |
446 | 2419 { |
2420 char_u *s = str; | |
2421 char_u buf[4]; | |
2422 char_u *p; | |
2423 | |
2424 #ifdef WIN3264 | |
2425 if (!(silent_mode && p_verbose == 0)) | |
2426 mch_settmode(TMODE_COOK); /* handle '\r' and '\n' correctly */ | |
2427 #endif | |
2428 while (*s != NUL && (maxlen < 0 || (int)(s - str) < maxlen)) | |
2429 { | |
2430 if (!(silent_mode && p_verbose == 0)) | |
2431 { | |
2432 /* NL --> CR NL translation (for Unix, not for "--version") */ | |
2433 /* NL --> CR translation (for Mac) */ | |
2434 p = &buf[0]; | |
2435 if (*s == '\n' && !info_message) | |
2436 *p++ = '\r'; | |
2437 #if defined(USE_CR) && !defined(MACOS_X_UNIX) | |
2438 else | |
2439 #endif | |
2440 *p++ = *s; | |
2441 *p = '\0'; | |
2442 if (info_message) /* informative message, not an error */ | |
2443 mch_msg((char *)buf); | |
2444 else | |
2445 mch_errmsg((char *)buf); | |
2446 } | |
2447 | |
2448 /* primitive way to compute the current column */ | |
2449 #ifdef FEAT_RIGHTLEFT | |
2450 if (cmdmsg_rl) | |
2451 { | |
2452 if (*s == '\r' || *s == '\n') | |
2453 msg_col = Columns - 1; | |
2454 else | |
2455 --msg_col; | |
2456 } | |
2457 else | |
2458 #endif | |
2459 { | |
2460 if (*s == '\r' || *s == '\n') | |
2461 msg_col = 0; | |
2462 else | |
2463 ++msg_col; | |
2464 } | |
2465 ++s; | |
2466 } | |
2467 msg_didout = TRUE; /* assume that line is not empty */ | |
2468 | |
2469 #ifdef WIN3264 | |
2470 if (!(silent_mode && p_verbose == 0)) | |
2471 mch_settmode(TMODE_RAW); | |
2472 #endif | |
2473 } | |
2474 | |
2475 /* | |
2476 * Show the more-prompt and handle the user response. | |
2477 * This takes care of scrolling back and displaying previously displayed text. | |
447 | 2478 * When at hit-enter prompt "typed_char" is the already typed character, |
2479 * otherwise it's NUL. | |
446 | 2480 * Returns TRUE when jumping ahead to "confirm_msg_tail". |
2481 */ | |
2482 static int | |
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2483 do_more_prompt(int typed_char) |
446 | 2484 { |
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2485 static int entered = FALSE; |
446 | 2486 int used_typed_char = typed_char; |
2487 int oldState = State; | |
2488 int c; | |
2489 #ifdef FEAT_CON_DIALOG | |
2490 int retval = FALSE; | |
2491 #endif | |
3263 | 2492 int toscroll; |
446 | 2493 msgchunk_T *mp_last = NULL; |
2494 msgchunk_T *mp; | |
2495 int i; | |
2496 | |
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diff
changeset
|
2497 /* We get called recursively when a timer callback outputs a message. In |
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parents:
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diff
changeset
|
2498 * that case don't show another prompt. Also when at the hit-Enter prompt |
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commit https://github.com/vim/vim/commit/a0055ad3a789b8eeb0c983d8a18d4bcaeaf456b8
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parents:
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diff
changeset
|
2499 * and nothing was typed. */ |
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parents:
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diff
changeset
|
2500 if (entered || (State == HITRETURN && typed_char == 0)) |
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diff
changeset
|
2501 return FALSE; |
7c98c5d0298c
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Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
2502 entered = TRUE; |
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commit https://github.com/vim/vim/commit/bfb96c047b79b2aab5fd57a2472871508819f3ef
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
2503 |
447 | 2504 if (typed_char == 'G') |
2505 { | |
2506 /* "g<": Find first line on the last page. */ | |
2507 mp_last = msg_sb_start(last_msgchunk); | |
2508 for (i = 0; i < Rows - 2 && mp_last != NULL | |
2509 && mp_last->sb_prev != NULL; ++i) | |
2510 mp_last = msg_sb_start(mp_last->sb_prev); | |
2511 } | |
2512 | |
446 | 2513 State = ASKMORE; |
2514 #ifdef FEAT_MOUSE | |
2515 setmouse(); | |
2516 #endif | |
447 | 2517 if (typed_char == NUL) |
2518 msg_moremsg(FALSE); | |
446 | 2519 for (;;) |
2520 { | |
2521 /* | |
2522 * Get a typed character directly from the user. | |
2523 */ | |
2524 if (used_typed_char != NUL) | |
2525 { | |
2526 c = used_typed_char; /* was typed at hit-enter prompt */ | |
2527 used_typed_char = NUL; | |
2528 } | |
2529 else | |
2530 c = get_keystroke(); | |
2531 | |
2532 #if defined(FEAT_MENU) && defined(FEAT_GUI) | |
2533 if (c == K_MENU) | |
2534 { | |
2535 int idx = get_menu_index(current_menu, ASKMORE); | |
2536 | |
2537 /* Used a menu. If it starts with CTRL-Y, it must | |
2538 * be a "Copy" for the clipboard. Otherwise | |
2539 * assume that we end */ | |
2540 if (idx == MENU_INDEX_INVALID) | |
2541 continue; | |
2542 c = *current_menu->strings[idx]; | |
2543 if (c != NUL && current_menu->strings[idx][1] != NUL) | |
2544 ins_typebuf(current_menu->strings[idx] + 1, | |
2545 current_menu->noremap[idx], 0, TRUE, | |
2546 current_menu->silent[idx]); | |
2547 } | |
2548 #endif | |
2549 | |
3263 | 2550 toscroll = 0; |
446 | 2551 switch (c) |
2552 { | |
2553 case BS: /* scroll one line back */ | |
2554 case K_BS: | |
2555 case 'k': | |
2556 case K_UP: | |
3263 | 2557 toscroll = -1; |
446 | 2558 break; |
2559 | |
2560 case CAR: /* one extra line */ | |
2561 case NL: | |
2562 case 'j': | |
2563 case K_DOWN: | |
3263 | 2564 toscroll = 1; |
446 | 2565 break; |
2566 | |
2567 case 'u': /* Up half a page */ | |
3263 | 2568 toscroll = -(Rows / 2); |
446 | 2569 break; |
2570 | |
2571 case 'd': /* Down half a page */ | |
3263 | 2572 toscroll = Rows / 2; |
446 | 2573 break; |
2574 | |
2575 case 'b': /* one page back */ | |
1820 | 2576 case K_PAGEUP: |
3263 | 2577 toscroll = -(Rows - 1); |
446 | 2578 break; |
2579 | |
2580 case ' ': /* one extra page */ | |
1820 | 2581 case 'f': |
446 | 2582 case K_PAGEDOWN: |
2583 case K_LEFTMOUSE: | |
3263 | 2584 toscroll = Rows - 1; |
446 | 2585 break; |
2586 | |
447 | 2587 case 'g': /* all the way back to the start */ |
3263 | 2588 toscroll = -999999; |
447 | 2589 break; |
2590 | |
2591 case 'G': /* all the way to the end */ | |
3263 | 2592 toscroll = 999999; |
447 | 2593 lines_left = 999999; |
2594 break; | |
2595 | |
446 | 2596 case ':': /* start new command line */ |
2597 #ifdef FEAT_CON_DIALOG | |
2598 if (!confirm_msg_used) | |
2599 #endif | |
2600 { | |
2601 /* Since got_int is set all typeahead will be flushed, but we | |
2602 * want to keep this ':', remember that in a special way. */ | |
2603 typeahead_noflush(':'); | |
2604 cmdline_row = Rows - 1; /* put ':' on this line */ | |
2605 skip_redraw = TRUE; /* skip redraw once */ | |
2606 need_wait_return = FALSE; /* don't wait in main() */ | |
2607 } | |
2608 /*FALLTHROUGH*/ | |
2609 case 'q': /* quit */ | |
2610 case Ctrl_C: | |
2611 case ESC: | |
2612 #ifdef FEAT_CON_DIALOG | |
2613 if (confirm_msg_used) | |
2614 { | |
2615 /* Jump to the choices of the dialog. */ | |
2616 retval = TRUE; | |
2617 } | |
2618 else | |
2619 #endif | |
2620 { | |
2621 got_int = TRUE; | |
2622 quit_more = TRUE; | |
2623 } | |
1829 | 2624 /* When there is some more output (wrapping line) display that |
2625 * without another prompt. */ | |
2626 lines_left = Rows - 1; | |
446 | 2627 break; |
2628 | |
2629 #ifdef FEAT_CLIPBOARD | |
2630 case Ctrl_Y: | |
2631 /* Strange way to allow copying (yanking) a modeless | |
2632 * selection at the more prompt. Use CTRL-Y, | |
2633 * because the same is used in Cmdline-mode and at the | |
2634 * hit-enter prompt. However, scrolling one line up | |
2635 * might be expected... */ | |
2636 if (clip_star.state == SELECT_DONE) | |
2637 clip_copy_modeless_selection(TRUE); | |
2638 continue; | |
2639 #endif | |
2640 default: /* no valid response */ | |
2641 msg_moremsg(TRUE); | |
2642 continue; | |
2643 } | |
2644 | |
3263 | 2645 if (toscroll != 0) |
446 | 2646 { |
3263 | 2647 if (toscroll < 0) |
446 | 2648 { |
2649 /* go to start of last line */ | |
2650 if (mp_last == NULL) | |
2651 mp = msg_sb_start(last_msgchunk); | |
2652 else if (mp_last->sb_prev != NULL) | |
2653 mp = msg_sb_start(mp_last->sb_prev); | |
2654 else | |
2655 mp = NULL; | |
2656 | |
2657 /* go to start of line at top of the screen */ | |
2658 for (i = 0; i < Rows - 2 && mp != NULL && mp->sb_prev != NULL; | |
2659 ++i) | |
2660 mp = msg_sb_start(mp->sb_prev); | |
2661 | |
2662 if (mp != NULL && mp->sb_prev != NULL) | |
2663 { | |
2664 /* Find line to be displayed at top. */ | |
3263 | 2665 for (i = 0; i > toscroll; --i) |
446 | 2666 { |
2667 if (mp == NULL || mp->sb_prev == NULL) | |
2668 break; | |
2669 mp = msg_sb_start(mp->sb_prev); | |
2670 if (mp_last == NULL) | |
2671 mp_last = msg_sb_start(last_msgchunk); | |
2672 else | |
2673 mp_last = msg_sb_start(mp_last->sb_prev); | |
2674 } | |
2675 | |
3263 | 2676 if (toscroll == -1 && screen_ins_lines(0, 0, 1, |
446 | 2677 (int)Rows, NULL) == OK) |
2678 { | |
447 | 2679 /* display line at top */ |
446 | 2680 (void)disp_sb_line(0, mp); |
2681 } | |
2682 else | |
2683 { | |
447 | 2684 /* redisplay all lines */ |
446 | 2685 screenclear(); |
870 | 2686 for (i = 0; mp != NULL && i < Rows - 1; ++i) |
2687 { | |
446 | 2688 mp = disp_sb_line(i, mp); |
870 | 2689 ++msg_scrolled; |
2690 } | |
446 | 2691 } |
3263 | 2692 toscroll = 0; |
446 | 2693 } |
2694 } | |
2695 else | |
2696 { | |
2697 /* First display any text that we scrolled back. */ | |
3263 | 2698 while (toscroll > 0 && mp_last != NULL) |
446 | 2699 { |
2700 /* scroll up, display line at bottom */ | |
2701 msg_scroll_up(); | |
539 | 2702 inc_msg_scrolled(); |
446 | 2703 screen_fill((int)Rows - 2, (int)Rows - 1, 0, |
2704 (int)Columns, ' ', ' ', 0); | |
2705 mp_last = disp_sb_line((int)Rows - 2, mp_last); | |
3263 | 2706 --toscroll; |
446 | 2707 } |
2708 } | |
2709 | |
3263 | 2710 if (toscroll <= 0) |
446 | 2711 { |
2712 /* displayed the requested text, more prompt again */ | |
447 | 2713 screen_fill((int)Rows - 1, (int)Rows, 0, |
2714 (int)Columns, ' ', ' ', 0); | |
446 | 2715 msg_moremsg(FALSE); |
2716 continue; | |
2717 } | |
2718 | |
2719 /* display more text, return to caller */ | |
3263 | 2720 lines_left = toscroll; |
446 | 2721 } |
2722 | |
2723 break; | |
2724 } | |
2725 | |
2726 /* clear the --more-- message */ | |
2727 screen_fill((int)Rows - 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
2728 State = oldState; | |
2729 #ifdef FEAT_MOUSE | |
2730 setmouse(); | |
2731 #endif | |
2732 if (quit_more) | |
2733 { | |
2734 msg_row = Rows - 1; | |
2735 msg_col = 0; | |
2736 } | |
2737 #ifdef FEAT_RIGHTLEFT | |
2738 else if (cmdmsg_rl) | |
2739 msg_col = Columns - 1; | |
2740 #endif | |
2741 | |
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Christian Brabandt <cb@256bit.org>
parents:
8289
diff
changeset
|
2742 entered = FALSE; |
446 | 2743 #ifdef FEAT_CON_DIALOG |
2744 return retval; | |
2745 #else | |
2746 return FALSE; | |
2747 #endif | |
2748 } | |
2749 | |
7 | 2750 #if defined(USE_MCH_ERRMSG) || defined(PROTO) |
2751 | |
2752 #ifdef mch_errmsg | |
2753 # undef mch_errmsg | |
2754 #endif | |
2755 #ifdef mch_msg | |
2756 # undef mch_msg | |
2757 #endif | |
2758 | |
2759 /* | |
2760 * Give an error message. To be used when the screen hasn't been initialized | |
2761 * yet. When stderr can't be used, collect error messages until the GUI has | |
2762 * started and they can be displayed in a message box. | |
2763 */ | |
2764 void | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2765 mch_errmsg(char *str) |
7 | 2766 { |
2767 int len; | |
2768 | |
2769 #if (defined(UNIX) || defined(FEAT_GUI)) && !defined(ALWAYS_USE_GUI) | |
2770 /* On Unix use stderr if it's a tty. | |
2771 * When not going to start the GUI also use stderr. | |
2772 * On Mac, when started from Finder, stderr is the console. */ | |
2773 if ( | |
2774 # ifdef UNIX | |
2775 # ifdef MACOS_X_UNIX | |
2776 (isatty(2) && strcmp("/dev/console", ttyname(2)) != 0) | |
2777 # else | |
2778 isatty(2) | |
2779 # endif | |
2780 # ifdef FEAT_GUI | |
2781 || | |
2782 # endif | |
2783 # endif | |
2784 # ifdef FEAT_GUI | |
2785 !(gui.in_use || gui.starting) | |
2786 # endif | |
2787 ) | |
2788 { | |
2789 fprintf(stderr, "%s", str); | |
2790 return; | |
2791 } | |
2792 #endif | |
2793 | |
2794 /* avoid a delay for a message that isn't there */ | |
2795 emsg_on_display = FALSE; | |
2796 | |
2797 len = (int)STRLEN(str) + 1; | |
2798 if (error_ga.ga_growsize == 0) | |
2799 { | |
2800 error_ga.ga_growsize = 80; | |
2801 error_ga.ga_itemsize = 1; | |
2802 } | |
2803 if (ga_grow(&error_ga, len) == OK) | |
2804 { | |
2805 mch_memmove((char_u *)error_ga.ga_data + error_ga.ga_len, | |
2806 (char_u *)str, len); | |
2807 #ifdef UNIX | |
2808 /* remove CR characters, they are displayed */ | |
2809 { | |
2810 char_u *p; | |
2811 | |
2812 p = (char_u *)error_ga.ga_data + error_ga.ga_len; | |
2813 for (;;) | |
2814 { | |
2815 p = vim_strchr(p, '\r'); | |
2816 if (p == NULL) | |
2817 break; | |
2818 *p = ' '; | |
2819 } | |
2820 } | |
2821 #endif | |
2822 --len; /* don't count the NUL at the end */ | |
2823 error_ga.ga_len += len; | |
2824 } | |
2825 } | |
2826 | |
2827 /* | |
2828 * Give a message. To be used when the screen hasn't been initialized yet. | |
2829 * When there is no tty, collect messages until the GUI has started and they | |
2830 * can be displayed in a message box. | |
2831 */ | |
2832 void | |
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parents:
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diff
changeset
|
2833 mch_msg(char *str) |
7 | 2834 { |
2835 #if (defined(UNIX) || defined(FEAT_GUI)) && !defined(ALWAYS_USE_GUI) | |
2836 /* On Unix use stdout if we have a tty. This allows "vim -h | more" and | |
2837 * uses mch_errmsg() when started from the desktop. | |
2838 * When not going to start the GUI also use stdout. | |
2839 * On Mac, when started from Finder, stderr is the console. */ | |
2840 if ( | |
2841 # ifdef UNIX | |
2842 # ifdef MACOS_X_UNIX | |
2843 (isatty(2) && strcmp("/dev/console", ttyname(2)) != 0) | |
2844 # else | |
2845 isatty(2) | |
2846 # endif | |
2847 # ifdef FEAT_GUI | |
2848 || | |
2849 # endif | |
2850 # endif | |
2851 # ifdef FEAT_GUI | |
2852 !(gui.in_use || gui.starting) | |
2853 # endif | |
2854 ) | |
2855 { | |
2856 printf("%s", str); | |
2857 return; | |
2858 } | |
2859 # endif | |
2860 mch_errmsg(str); | |
2861 } | |
2862 #endif /* USE_MCH_ERRMSG */ | |
2863 | |
2864 /* | |
2865 * Put a character on the screen at the current message position and advance | |
2866 * to the next position. Only for printable ASCII! | |
2867 */ | |
2868 static void | |
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parents:
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diff
changeset
|
2869 msg_screen_putchar(int c, int attr) |
7 | 2870 { |
2871 msg_didout = TRUE; /* remember that line is not empty */ | |
2872 screen_putchar(c, msg_row, msg_col, attr); | |
2873 #ifdef FEAT_RIGHTLEFT | |
2874 if (cmdmsg_rl) | |
2875 { | |
2876 if (--msg_col == 0) | |
2877 { | |
2878 msg_col = Columns; | |
2879 ++msg_row; | |
2880 } | |
2881 } | |
2882 else | |
2883 #endif | |
2884 { | |
2885 if (++msg_col >= Columns) | |
2886 { | |
2887 msg_col = 0; | |
2888 ++msg_row; | |
2889 } | |
2890 } | |
2891 } | |
2892 | |
2893 void | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2894 msg_moremsg(int full) |
7 | 2895 { |
446 | 2896 int attr; |
2897 char_u *s = (char_u *)_("-- More --"); | |
7 | 2898 |
2899 attr = hl_attr(HLF_M); | |
446 | 2900 screen_puts(s, (int)Rows - 1, 0, attr); |
7 | 2901 if (full) |
446 | 2902 screen_puts((char_u *) |
2903 _(" SPACE/d/j: screen/page/line down, b/u/k: up, q: quit "), | |
2904 (int)Rows - 1, vim_strsize(s), attr); | |
7 | 2905 } |
2906 | |
2907 /* | |
2908 * Repeat the message for the current mode: ASKMORE, EXTERNCMD, CONFIRM or | |
2909 * exmode_active. | |
2910 */ | |
2911 void | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2912 repeat_message(void) |
7 | 2913 { |
2914 if (State == ASKMORE) | |
2915 { | |
2916 msg_moremsg(TRUE); /* display --more-- message again */ | |
2917 msg_row = Rows - 1; | |
2918 } | |
2919 #ifdef FEAT_CON_DIALOG | |
2920 else if (State == CONFIRM) | |
2921 { | |
2922 display_confirm_msg(); /* display ":confirm" message again */ | |
2923 msg_row = Rows - 1; | |
2924 } | |
2925 #endif | |
2926 else if (State == EXTERNCMD) | |
2927 { | |
2928 windgoto(msg_row, msg_col); /* put cursor back */ | |
2929 } | |
2930 else if (State == HITRETURN || State == SETWSIZE) | |
2931 { | |
1445 | 2932 if (msg_row == Rows - 1) |
2933 { | |
2934 /* Avoid drawing the "hit-enter" prompt below the previous one, | |
2935 * overwrite it. Esp. useful when regaining focus and a | |
2936 * FocusGained autocmd exists but didn't draw anything. */ | |
2937 msg_didout = FALSE; | |
2938 msg_col = 0; | |
2939 msg_clr_eos(); | |
2940 } | |
7 | 2941 hit_return_msg(); |
2942 msg_row = Rows - 1; | |
2943 } | |
2944 } | |
2945 | |
2946 /* | |
2947 * msg_check_screen - check if the screen is initialized. | |
2948 * Also check msg_row and msg_col, if they are too big it may cause a crash. | |
2949 * While starting the GUI the terminal codes will be set for the GUI, but the | |
2950 * output goes to the terminal. Don't use the terminal codes then. | |
2951 */ | |
2952 static int | |
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parents:
7803
diff
changeset
|
2953 msg_check_screen(void) |
7 | 2954 { |
2955 if (!full_screen || !screen_valid(FALSE)) | |
2956 return FALSE; | |
2957 | |
2958 if (msg_row >= Rows) | |
2959 msg_row = Rows - 1; | |
2960 if (msg_col >= Columns) | |
2961 msg_col = Columns - 1; | |
2962 return TRUE; | |
2963 } | |
2964 | |
2965 /* | |
2966 * Clear from current message position to end of screen. | |
2967 * Skip this when ":silent" was used, no need to clear for redirection. | |
2968 */ | |
2969 void | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2970 msg_clr_eos(void) |
7 | 2971 { |
2972 if (msg_silent == 0) | |
2973 msg_clr_eos_force(); | |
2974 } | |
2975 | |
2976 /* | |
2977 * Clear from current message position to end of screen. | |
2978 * Note: msg_col is not updated, so we remember the end of the message | |
2979 * for msg_check(). | |
2980 */ | |
2981 void | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2982 msg_clr_eos_force(void) |
7 | 2983 { |
2984 if (msg_use_printf()) | |
2985 { | |
2986 if (full_screen) /* only when termcap codes are valid */ | |
2987 { | |
2988 if (*T_CD) | |
2989 out_str(T_CD); /* clear to end of display */ | |
2990 else if (*T_CE) | |
2991 out_str(T_CE); /* clear to end of line */ | |
2992 } | |
2993 } | |
2994 else | |
2995 { | |
2996 #ifdef FEAT_RIGHTLEFT | |
2997 if (cmdmsg_rl) | |
2998 { | |
2999 screen_fill(msg_row, msg_row + 1, 0, msg_col + 1, ' ', ' ', 0); | |
3000 screen_fill(msg_row + 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
3001 } | |
3002 else | |
3003 #endif | |
3004 { | |
3005 screen_fill(msg_row, msg_row + 1, msg_col, (int)Columns, | |
3006 ' ', ' ', 0); | |
3007 screen_fill(msg_row + 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
3008 } | |
3009 } | |
3010 } | |
3011 | |
3012 /* | |
3013 * Clear the command line. | |
3014 */ | |
3015 void | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3016 msg_clr_cmdline(void) |
7 | 3017 { |
3018 msg_row = cmdline_row; | |
3019 msg_col = 0; | |
3020 msg_clr_eos_force(); | |
3021 } | |
3022 | |
3023 /* | |
3024 * end putting a message on the screen | |
3025 * call wait_return if the message does not fit in the available space | |
3026 * return TRUE if wait_return not called. | |
3027 */ | |
3028 int | |
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changeset
|
3029 msg_end(void) |
7 | 3030 { |
3031 /* | |
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changeset
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3032 * If the string is larger than the window, |
7 | 3033 * or the ruler option is set and we run into it, |
3034 * we have to redraw the window. | |
3035 * Do not do this if we are abandoning the file or editing the command line. | |
3036 */ | |
3037 if (!exiting && need_wait_return && !(State & CMDLINE)) | |
3038 { | |
3039 wait_return(FALSE); | |
3040 return FALSE; | |
3041 } | |
3042 out_flush(); | |
3043 return TRUE; | |
3044 } | |
3045 | |
3046 /* | |
3047 * If the written message runs into the shown command or ruler, we have to | |
3048 * wait for hit-return and redraw the window later. | |
3049 */ | |
3050 void | |
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diff
changeset
|
3051 msg_check(void) |
7 | 3052 { |
3053 if (msg_row == Rows - 1 && msg_col >= sc_col) | |
3054 { | |
3055 need_wait_return = TRUE; | |
3056 redraw_cmdline = TRUE; | |
3057 } | |
3058 } | |
3059 | |
3060 /* | |
3061 * May write a string to the redirection file. | |
3062 * When "maxlen" is -1 write the whole string, otherwise up to "maxlen" bytes. | |
3063 */ | |
3064 static void | |
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diff
changeset
|
3065 redir_write(char_u *str, int maxlen) |
7 | 3066 { |
3067 char_u *s = str; | |
3068 static int cur_col = 0; | |
3069 | |
291 | 3070 /* Don't do anything for displaying prompts and the like. */ |
3071 if (redir_off) | |
3072 return; | |
3073 | |
3072 | 3074 /* If 'verbosefile' is set prepare for writing in that file. */ |
3075 if (*p_vfile != NUL && verbose_fd == NULL) | |
3076 verbose_open(); | |
291 | 3077 |
1854 | 3078 if (redirecting()) |
7 | 3079 { |
3080 /* If the string doesn't start with CR or NL, go to msg_col */ | |
3081 if (*s != '\n' && *s != '\r') | |
3082 { | |
3083 while (cur_col < msg_col) | |
3084 { | |
3085 #ifdef FEAT_EVAL | |
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diff
changeset
|
3086 if (redir_execute) |
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diff
changeset
|
3087 execute_redir_str((char_u *)" ", -1); |
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diff
changeset
|
3088 else if (redir_reg) |
7 | 3089 write_reg_contents(redir_reg, (char_u *)" ", -1, TRUE); |
167 | 3090 else if (redir_vname) |
3091 var_redir_str((char_u *)" ", -1); | |
3072 | 3092 else |
7 | 3093 #endif |
3072 | 3094 if (redir_fd != NULL) |
7 | 3095 fputs(" ", redir_fd); |
3072 | 3096 if (verbose_fd != NULL) |
3097 fputs(" ", verbose_fd); | |
7 | 3098 ++cur_col; |
3099 } | |
3100 } | |
3101 | |
3102 #ifdef FEAT_EVAL | |
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diff
changeset
|
3103 if (redir_execute) |
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|
3104 execute_redir_str(s, maxlen); |
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changeset
|
3105 else if (redir_reg) |
7 | 3106 write_reg_contents(redir_reg, s, maxlen, TRUE); |
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diff
changeset
|
3107 else if (redir_vname) |
167 | 3108 var_redir_str(s, maxlen); |
7 | 3109 #endif |
3110 | |
3072 | 3111 /* Write and adjust the current column. */ |
7 | 3112 while (*s != NUL && (maxlen < 0 || (int)(s - str) < maxlen)) |
3113 { | |
3114 #ifdef FEAT_EVAL | |
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diff
changeset
|
3115 if (!redir_reg && !redir_vname && !redir_execute) |
7 | 3116 #endif |
3072 | 3117 if (redir_fd != NULL) |
3118 putc(*s, redir_fd); | |
3119 if (verbose_fd != NULL) | |
3120 putc(*s, verbose_fd); | |
7 | 3121 if (*s == '\r' || *s == '\n') |
3122 cur_col = 0; | |
3123 else if (*s == '\t') | |
3124 cur_col += (8 - cur_col % 8); | |
3125 else | |
3126 ++cur_col; | |
3127 ++s; | |
3128 } | |
3129 | |
3130 if (msg_silent != 0) /* should update msg_col */ | |
3131 msg_col = cur_col; | |
3132 } | |
3133 } | |
3134 | |
1854 | 3135 int |
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diff
changeset
|
3136 redirecting(void) |
1854 | 3137 { |
3072 | 3138 return redir_fd != NULL || *p_vfile != NUL |
1854 | 3139 #ifdef FEAT_EVAL |
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diff
changeset
|
3140 || redir_reg || redir_vname || redir_execute |
1854 | 3141 #endif |
3142 ; | |
3143 } | |
3144 | |
7 | 3145 /* |
1189 | 3146 * Before giving verbose message. |
291 | 3147 * Must always be called paired with verbose_leave()! |
3148 */ | |
3149 void | |
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diff
changeset
|
3150 verbose_enter(void) |
291 | 3151 { |
3152 if (*p_vfile != NUL) | |
3153 ++msg_silent; | |
3154 } | |
3155 | |
3156 /* | |
3157 * After giving verbose message. | |
3158 * Must always be called paired with verbose_enter()! | |
3159 */ | |
3160 void | |
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diff
changeset
|
3161 verbose_leave(void) |
291 | 3162 { |
3163 if (*p_vfile != NUL) | |
3164 if (--msg_silent < 0) | |
3165 msg_silent = 0; | |
3166 } | |
3167 | |
3168 /* | |
3169 * Like verbose_enter() and set msg_scroll when displaying the message. | |
3170 */ | |
3171 void | |
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changeset
|
3172 verbose_enter_scroll(void) |
291 | 3173 { |
3174 if (*p_vfile != NUL) | |
3175 ++msg_silent; | |
3176 else | |
3177 /* always scroll up, don't overwrite */ | |
3178 msg_scroll = TRUE; | |
3179 } | |
3180 | |
3181 /* | |
3182 * Like verbose_leave() and set cmdline_row when displaying the message. | |
3183 */ | |
3184 void | |
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diff
changeset
|
3185 verbose_leave_scroll(void) |
291 | 3186 { |
3187 if (*p_vfile != NUL) | |
3188 { | |
3189 if (--msg_silent < 0) | |
3190 msg_silent = 0; | |
3191 } | |
3192 else | |
3193 cmdline_row = msg_row; | |
3194 } | |
3195 | |
3196 /* | |
3197 * Called when 'verbosefile' is set: stop writing to the file. | |
3198 */ | |
3199 void | |
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changeset
|
3200 verbose_stop(void) |
291 | 3201 { |
3202 if (verbose_fd != NULL) | |
3203 { | |
3204 fclose(verbose_fd); | |
3205 verbose_fd = NULL; | |
3206 } | |
3207 verbose_did_open = FALSE; | |
3208 } | |
3209 | |
3210 /* | |
3211 * Open the file 'verbosefile'. | |
3212 * Return FAIL or OK. | |
3213 */ | |
3214 int | |
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diff
changeset
|
3215 verbose_open(void) |
291 | 3216 { |
3217 if (verbose_fd == NULL && !verbose_did_open) | |
3218 { | |
3219 /* Only give the error message once. */ | |
3220 verbose_did_open = TRUE; | |
3221 | |
531 | 3222 verbose_fd = mch_fopen((char *)p_vfile, "a"); |
291 | 3223 if (verbose_fd == NULL) |
3224 { | |
3225 EMSG2(_(e_notopen), p_vfile); | |
3226 return FAIL; | |
3227 } | |
3228 } | |
3229 return OK; | |
3230 } | |
3231 | |
3232 /* | |
7 | 3233 * Give a warning message (for searching). |
3234 * Use 'w' highlighting and may repeat the message after redrawing | |
3235 */ | |
3236 void | |
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diff
changeset
|
3237 give_warning(char_u *message, int hl) |
7 | 3238 { |
3239 /* Don't do this for ":silent". */ | |
3240 if (msg_silent != 0) | |
3241 return; | |
3242 | |
3243 /* Don't want a hit-enter prompt here. */ | |
3244 ++no_wait_return; | |
8 | 3245 |
7 | 3246 #ifdef FEAT_EVAL |
3247 set_vim_var_string(VV_WARNINGMSG, message, -1); | |
3248 #endif | |
3249 vim_free(keep_msg); | |
3250 keep_msg = NULL; | |
3251 if (hl) | |
3252 keep_msg_attr = hl_attr(HLF_W); | |
3253 else | |
3254 keep_msg_attr = 0; | |
3255 if (msg_attr(message, keep_msg_attr) && msg_scrolled == 0) | |
678 | 3256 set_keep_msg(message, keep_msg_attr); |
7 | 3257 msg_didout = FALSE; /* overwrite this message */ |
3258 msg_nowait = TRUE; /* don't wait for this message */ | |
3259 msg_col = 0; | |
8 | 3260 |
7 | 3261 --no_wait_return; |
3262 } | |
3263 | |
3264 /* | |
3265 * Advance msg cursor to column "col". | |
3266 */ | |
3267 void | |
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diff
changeset
|
3268 msg_advance(int col) |
7 | 3269 { |
3270 if (msg_silent != 0) /* nothing to advance to */ | |
3271 { | |
3272 msg_col = col; /* for redirection, may fill it up later */ | |
3273 return; | |
3274 } | |
3275 if (col >= Columns) /* not enough room */ | |
3276 col = Columns - 1; | |
474 | 3277 #ifdef FEAT_RIGHTLEFT |
3278 if (cmdmsg_rl) | |
3279 while (msg_col > Columns - col) | |
3280 msg_putchar(' '); | |
3281 else | |
3282 #endif | |
3283 while (msg_col < col) | |
3284 msg_putchar(' '); | |
7 | 3285 } |
3286 | |
3287 #if defined(FEAT_CON_DIALOG) || defined(PROTO) | |
3288 /* | |
3289 * Used for "confirm()" function, and the :confirm command prefix. | |
3290 * Versions which haven't got flexible dialogs yet, and console | |
3291 * versions, get this generic handler which uses the command line. | |
3292 * | |
3293 * type = one of: | |
3294 * VIM_QUESTION, VIM_INFO, VIM_WARNING, VIM_ERROR or VIM_GENERIC | |
3295 * title = title string (can be NULL for default) | |
3296 * (neither used in console dialogs at the moment) | |
3297 * | |
3298 * Format of the "buttons" string: | |
3299 * "Button1Name\nButton2Name\nButton3Name" | |
3300 * The first button should normally be the default/accept | |
3301 * The second button should be the 'Cancel' button | |
3302 * Other buttons- use your imagination! | |
3303 * A '&' in a button name becomes a shortcut, so each '&' should be before a | |
3304 * different letter. | |
3305 */ | |
3306 int | |
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parents:
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diff
changeset
|
3307 do_dialog( |
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diff
changeset
|
3308 int type UNUSED, |
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diff
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|
3309 char_u *title UNUSED, |
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diff
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|
3310 char_u *message, |
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diff
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|
3311 char_u *buttons, |
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|
3312 int dfltbutton, |
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diff
changeset
|
3313 char_u *textfield UNUSED, /* IObuff for inputdialog(), NULL |
1883 | 3314 otherwise */ |
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diff
changeset
|
3315 int ex_cmd) /* when TRUE pressing : accepts default and starts |
2684 | 3316 Ex command */ |
7 | 3317 { |
3318 int oldState; | |
3319 int retval = 0; | |
3320 char_u *hotkeys; | |
3321 int c; | |
3322 int i; | |
3323 | |
3324 #ifndef NO_CONSOLE | |
3325 /* Don't output anything in silent mode ("ex -s") */ | |
3326 if (silent_mode) | |
3327 return dfltbutton; /* return default option */ | |
3328 #endif | |
3329 | |
3330 #ifdef FEAT_GUI_DIALOG | |
3331 /* When GUI is running and 'c' not in 'guioptions', use the GUI dialog */ | |
3332 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL) | |
3333 { | |
3334 c = gui_mch_dialog(type, title, message, buttons, dfltbutton, | |
2684 | 3335 textfield, ex_cmd); |
1809 | 3336 /* avoid a hit-enter prompt without clearing the cmdline */ |
3337 need_wait_return = FALSE; | |
3338 emsg_on_display = FALSE; | |
3339 cmdline_row = msg_row; | |
7 | 3340 |
3341 /* Flush output to avoid that further messages and redrawing is done | |
3342 * in the wrong order. */ | |
3343 out_flush(); | |
3344 gui_mch_update(); | |
3345 | |
3346 return c; | |
3347 } | |
3348 #endif | |
3349 | |
3350 oldState = State; | |
3351 State = CONFIRM; | |
3352 #ifdef FEAT_MOUSE | |
3353 setmouse(); | |
3354 #endif | |
3355 | |
3356 /* | |
3357 * Since we wait for a keypress, don't make the | |
3358 * user press RETURN as well afterwards. | |
3359 */ | |
3360 ++no_wait_return; | |
3361 hotkeys = msg_show_console_dialog(message, buttons, dfltbutton); | |
3362 | |
3363 if (hotkeys != NULL) | |
3364 { | |
3365 for (;;) | |
3366 { | |
3367 /* Get a typed character directly from the user. */ | |
3368 c = get_keystroke(); | |
3369 switch (c) | |
3370 { | |
3371 case CAR: /* User accepts default option */ | |
3372 case NL: | |
3373 retval = dfltbutton; | |
3374 break; | |
3375 case Ctrl_C: /* User aborts/cancels */ | |
3376 case ESC: | |
3377 retval = 0; | |
3378 break; | |
3379 default: /* Could be a hotkey? */ | |
3380 if (c < 0) /* special keys are ignored here */ | |
3381 continue; | |
2684 | 3382 if (c == ':' && ex_cmd) |
3383 { | |
3384 retval = dfltbutton; | |
3385 ins_char_typebuf(':'); | |
3386 break; | |
3387 } | |
3388 | |
7 | 3389 /* Make the character lowercase, as chars in "hotkeys" are. */ |
3390 c = MB_TOLOWER(c); | |
3391 retval = 1; | |
3392 for (i = 0; hotkeys[i]; ++i) | |
3393 { | |
3394 #ifdef FEAT_MBYTE | |
3395 if (has_mbyte) | |
3396 { | |
3397 if ((*mb_ptr2char)(hotkeys + i) == c) | |
3398 break; | |
474 | 3399 i += (*mb_ptr2len)(hotkeys + i) - 1; |
7 | 3400 } |
3401 else | |
3402 #endif | |
3403 if (hotkeys[i] == c) | |
3404 break; | |
3405 ++retval; | |
3406 } | |
3407 if (hotkeys[i]) | |
3408 break; | |
3409 /* No hotkey match, so keep waiting */ | |
3410 continue; | |
3411 } | |
3412 break; | |
3413 } | |
3414 | |
3415 vim_free(hotkeys); | |
3416 } | |
3417 | |
3418 State = oldState; | |
3419 #ifdef FEAT_MOUSE | |
3420 setmouse(); | |
3421 #endif | |
3422 --no_wait_return; | |
3423 msg_end_prompt(); | |
3424 | |
3425 return retval; | |
3426 } | |
3427 | |
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diff
changeset
|
3428 static int copy_char(char_u *from, char_u *to, int lowercase); |
7 | 3429 |
3430 /* | |
3431 * Copy one character from "*from" to "*to", taking care of multi-byte | |
3432 * characters. Return the length of the character in bytes. | |
3433 */ | |
3434 static int | |
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changeset
|
3435 copy_char( |
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|
3436 char_u *from, |
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|
3437 char_u *to, |
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diff
changeset
|
3438 int lowercase) /* make character lower case */ |
7 | 3439 { |
3440 #ifdef FEAT_MBYTE | |
3441 int len; | |
3442 int c; | |
3443 | |
3444 if (has_mbyte) | |
3445 { | |
3446 if (lowercase) | |
3447 { | |
3448 c = MB_TOLOWER((*mb_ptr2char)(from)); | |
3449 return (*mb_char2bytes)(c, to); | |
3450 } | |
3451 else | |
3452 { | |
474 | 3453 len = (*mb_ptr2len)(from); |
7 | 3454 mch_memmove(to, from, (size_t)len); |
3455 return len; | |
3456 } | |
3457 } | |
3458 else | |
3459 #endif | |
3460 { | |
3461 if (lowercase) | |
3462 *to = (char_u)TOLOWER_LOC(*from); | |
3463 else | |
3464 *to = *from; | |
3465 return 1; | |
3466 } | |
3467 } | |
3468 | |
3469 /* | |
3470 * Format the dialog string, and display it at the bottom of | |
3471 * the screen. Return a string of hotkey chars (if defined) for | |
3472 * each 'button'. If a button has no hotkey defined, the first character of | |
3473 * the button is used. | |
3474 * The hotkeys can be multi-byte characters, but without combining chars. | |
3475 * | |
3476 * Returns an allocated string with hotkeys, or NULL for error. | |
3477 */ | |
3478 static char_u * | |
7827
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diff
changeset
|
3479 msg_show_console_dialog( |
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diff
changeset
|
3480 char_u *message, |
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parents:
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diff
changeset
|
3481 char_u *buttons, |
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parents:
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diff
changeset
|
3482 int dfltbutton) |
7 | 3483 { |
3484 int len = 0; | |
3485 #ifdef FEAT_MBYTE | |
3486 # define HOTK_LEN (has_mbyte ? MB_MAXBYTES : 1) | |
3487 #else | |
3488 # define HOTK_LEN 1 | |
3489 #endif | |
3490 int lenhotkey = HOTK_LEN; /* count first button */ | |
3491 char_u *hotk = NULL; | |
3492 char_u *msgp = NULL; | |
3493 char_u *hotkp = NULL; | |
3494 char_u *r; | |
3495 int copy; | |
3496 #define HAS_HOTKEY_LEN 30 | |
3497 char_u has_hotkey[HAS_HOTKEY_LEN]; | |
3498 int first_hotkey = FALSE; /* first char of button is hotkey */ | |
3499 int idx; | |
3500 | |
3501 has_hotkey[0] = FALSE; | |
3502 | |
3503 /* | |
3504 * First loop: compute the size of memory to allocate. | |
3505 * Second loop: copy to the allocated memory. | |
3506 */ | |
3507 for (copy = 0; copy <= 1; ++copy) | |
3508 { | |
3509 r = buttons; | |
3510 idx = 0; | |
3511 while (*r) | |
3512 { | |
3513 if (*r == DLG_BUTTON_SEP) | |
3514 { | |
3515 if (copy) | |
3516 { | |
3517 *msgp++ = ','; | |
3518 *msgp++ = ' '; /* '\n' -> ', ' */ | |
3519 | |
3520 /* advance to next hotkey and set default hotkey */ | |
3521 #ifdef FEAT_MBYTE | |
3522 if (has_mbyte) | |
1306 | 3523 hotkp += STRLEN(hotkp); |
7 | 3524 else |
3525 #endif | |
3526 ++hotkp; | |
1306 | 3527 hotkp[copy_char(r + 1, hotkp, TRUE)] = NUL; |
7 | 3528 if (dfltbutton) |
3529 --dfltbutton; | |
3530 | |
3531 /* If no hotkey is specified first char is used. */ | |
3532 if (idx < HAS_HOTKEY_LEN - 1 && !has_hotkey[++idx]) | |
3533 first_hotkey = TRUE; | |
3534 } | |
3535 else | |
3536 { | |
3537 len += 3; /* '\n' -> ', '; 'x' -> '(x)' */ | |
3538 lenhotkey += HOTK_LEN; /* each button needs a hotkey */ | |
3539 if (idx < HAS_HOTKEY_LEN - 1) | |
3540 has_hotkey[++idx] = FALSE; | |
3541 } | |
3542 } | |
3543 else if (*r == DLG_HOTKEY_CHAR || first_hotkey) | |
3544 { | |
3545 if (*r == DLG_HOTKEY_CHAR) | |
3546 ++r; | |
3547 first_hotkey = FALSE; | |
3548 if (copy) | |
3549 { | |
3550 if (*r == DLG_HOTKEY_CHAR) /* '&&a' -> '&a' */ | |
3551 *msgp++ = *r; | |
3552 else | |
3553 { | |
3554 /* '&a' -> '[a]' */ | |
3555 *msgp++ = (dfltbutton == 1) ? '[' : '('; | |
3556 msgp += copy_char(r, msgp, FALSE); | |
3557 *msgp++ = (dfltbutton == 1) ? ']' : ')'; | |
3558 | |
3559 /* redefine hotkey */ | |
1306 | 3560 hotkp[copy_char(r, hotkp, TRUE)] = NUL; |
7 | 3561 } |
3562 } | |
3563 else | |
3564 { | |
3565 ++len; /* '&a' -> '[a]' */ | |
3566 if (idx < HAS_HOTKEY_LEN - 1) | |
3567 has_hotkey[idx] = TRUE; | |
3568 } | |
3569 } | |
3570 else | |
3571 { | |
3572 /* everything else copy literally */ | |
3573 if (copy) | |
3574 msgp += copy_char(r, msgp, FALSE); | |
3575 } | |
3576 | |
3577 /* advance to the next character */ | |
39 | 3578 mb_ptr_adv(r); |
7 | 3579 } |
3580 | |
3581 if (copy) | |
3582 { | |
3583 *msgp++ = ':'; | |
3584 *msgp++ = ' '; | |
3585 *msgp = NUL; | |
3586 } | |
3587 else | |
3588 { | |
835 | 3589 len += (int)(STRLEN(message) |
856 | 3590 + 2 /* for the NL's */ |
3591 + STRLEN(buttons) | |
3592 + 3); /* for the ": " and NUL */ | |
835 | 3593 lenhotkey++; /* for the NUL */ |
7 | 3594 |
3595 /* If no hotkey is specified first char is used. */ | |
3596 if (!has_hotkey[0]) | |
3597 { | |
3598 first_hotkey = TRUE; | |
3599 len += 2; /* "x" -> "[x]" */ | |
3600 } | |
3601 | |
3602 /* | |
3603 * Now allocate and load the strings | |
3604 */ | |
3605 vim_free(confirm_msg); | |
3606 confirm_msg = alloc(len); | |
3607 if (confirm_msg == NULL) | |
3608 return NULL; | |
3609 *confirm_msg = NUL; | |
3610 hotk = alloc(lenhotkey); | |
3611 if (hotk == NULL) | |
3612 return NULL; | |
3613 | |
3614 *confirm_msg = '\n'; | |
3615 STRCPY(confirm_msg + 1, message); | |
3616 | |
3617 msgp = confirm_msg + 1 + STRLEN(message); | |
3618 hotkp = hotk; | |
3619 | |
1306 | 3620 /* Define first default hotkey. Keep the hotkey string NUL |
3621 * terminated to avoid reading past the end. */ | |
3622 hotkp[copy_char(buttons, hotkp, TRUE)] = NUL; | |
7 | 3623 |
3624 /* Remember where the choices start, displaying starts here when | |
3625 * "hotkp" typed at the more prompt. */ | |
3626 confirm_msg_tail = msgp; | |
3627 *msgp++ = '\n'; | |
3628 } | |
3629 } | |
3630 | |
3631 display_confirm_msg(); | |
3632 return hotk; | |
3633 } | |
3634 | |
3635 /* | |
3636 * Display the ":confirm" message. Also called when screen resized. | |
3637 */ | |
3638 void | |
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parents:
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diff
changeset
|
3639 display_confirm_msg(void) |
7 | 3640 { |
3641 /* avoid that 'q' at the more prompt truncates the message here */ | |
3642 ++confirm_msg_used; | |
3643 if (confirm_msg != NULL) | |
3644 msg_puts_attr(confirm_msg, hl_attr(HLF_M)); | |
3645 --confirm_msg_used; | |
3646 } | |
3647 | |
3648 #endif /* FEAT_CON_DIALOG */ | |
3649 | |
3650 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) | |
3651 | |
3652 int | |
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|
3653 vim_dialog_yesno( |
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|
3654 int type, |
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|
3655 char_u *title, |
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|
3656 char_u *message, |
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parents:
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diff
changeset
|
3657 int dflt) |
7 | 3658 { |
3659 if (do_dialog(type, | |
3660 title == NULL ? (char_u *)_("Question") : title, | |
3661 message, | |
2684 | 3662 (char_u *)_("&Yes\n&No"), dflt, NULL, FALSE) == 1) |
7 | 3663 return VIM_YES; |
3664 return VIM_NO; | |
3665 } | |
3666 | |
3667 int | |
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parents:
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diff
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|
3668 vim_dialog_yesnocancel( |
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parents:
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diff
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|
3669 int type, |
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parents:
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|
3670 char_u *title, |
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parents:
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diff
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|
3671 char_u *message, |
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parents:
7803
diff
changeset
|
3672 int dflt) |
7 | 3673 { |
3674 switch (do_dialog(type, | |
3675 title == NULL ? (char_u *)_("Question") : title, | |
3676 message, | |
2684 | 3677 (char_u *)_("&Yes\n&No\n&Cancel"), dflt, NULL, FALSE)) |
7 | 3678 { |
3679 case 1: return VIM_YES; | |
3680 case 2: return VIM_NO; | |
3681 } | |
3682 return VIM_CANCEL; | |
3683 } | |
3684 | |
3685 int | |
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parents:
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diff
changeset
|
3686 vim_dialog_yesnoallcancel( |
41789f16d6b2
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parents:
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diff
changeset
|
3687 int type, |
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parents:
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diff
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|
3688 char_u *title, |
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parents:
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diff
changeset
|
3689 char_u *message, |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3690 int dflt) |
7 | 3691 { |
3692 switch (do_dialog(type, | |
3693 title == NULL ? (char_u *)"Question" : title, | |
3694 message, | |
3695 (char_u *)_("&Yes\n&No\nSave &All\n&Discard All\n&Cancel"), | |
2684 | 3696 dflt, NULL, FALSE)) |
7 | 3697 { |
3698 case 1: return VIM_YES; | |
3699 case 2: return VIM_NO; | |
3700 case 3: return VIM_ALL; | |
3701 case 4: return VIM_DISCARDALL; | |
3702 } | |
3703 return VIM_CANCEL; | |
3704 } | |
3705 | |
3706 #endif /* FEAT_GUI_DIALOG || FEAT_CON_DIALOG */ | |
3707 | |
3708 #if defined(FEAT_BROWSE) || defined(PROTO) | |
3709 /* | |
3710 * Generic browse function. Calls gui_mch_browse() when possible. | |
3711 * Later this may pop-up a non-GUI file selector (external command?). | |
3712 */ | |
3713 char_u * | |
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diff
changeset
|
3714 do_browse( |
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parents:
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diff
changeset
|
3715 int flags, /* BROWSE_SAVE and BROWSE_DIR */ |
41789f16d6b2
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parents:
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diff
changeset
|
3716 char_u *title, /* title for the window */ |
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parents:
7803
diff
changeset
|
3717 char_u *dflt, /* default file name (may include directory) */ |
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parents:
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diff
changeset
|
3718 char_u *ext, /* extension added */ |
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parents:
7803
diff
changeset
|
3719 char_u *initdir, /* initial directory, NULL for current dir or |
7 | 3720 when using path from "dflt" */ |
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diff
changeset
|
3721 char_u *filter, /* file name filter */ |
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parents:
7803
diff
changeset
|
3722 buf_T *buf) /* buffer to read/write for */ |
7 | 3723 { |
3724 char_u *fname; | |
3725 static char_u *last_dir = NULL; /* last used directory */ | |
3726 char_u *tofree = NULL; | |
3727 int save_browse = cmdmod.browse; | |
3728 | |
3729 /* Must turn off browse to avoid that autocommands will get the | |
3730 * flag too! */ | |
3731 cmdmod.browse = FALSE; | |
3732 | |
28 | 3733 if (title == NULL || *title == NUL) |
7 | 3734 { |
28 | 3735 if (flags & BROWSE_DIR) |
3736 title = (char_u *)_("Select Directory dialog"); | |
3737 else if (flags & BROWSE_SAVE) | |
7 | 3738 title = (char_u *)_("Save File dialog"); |
3739 else | |
3740 title = (char_u *)_("Open File dialog"); | |
3741 } | |
3742 | |
3743 /* When no directory specified, use default file name, default dir, buffer | |
3744 * dir, last dir or current dir */ | |
3745 if ((initdir == NULL || *initdir == NUL) && dflt != NULL && *dflt != NUL) | |
3746 { | |
3747 if (mch_isdir(dflt)) /* default file name is a directory */ | |
3748 { | |
3749 initdir = dflt; | |
3750 dflt = NULL; | |
3751 } | |
3752 else if (gettail(dflt) != dflt) /* default file name includes a path */ | |
3753 { | |
3754 tofree = vim_strsave(dflt); | |
3755 if (tofree != NULL) | |
3756 { | |
3757 initdir = tofree; | |
3758 *gettail(initdir) = NUL; | |
3759 dflt = gettail(dflt); | |
3760 } | |
3761 } | |
3762 } | |
3763 | |
3764 if (initdir == NULL || *initdir == NUL) | |
3765 { | |
3766 /* When 'browsedir' is a directory, use it */ | |
28 | 3767 if (STRCMP(p_bsdir, "last") != 0 |
3768 && STRCMP(p_bsdir, "buffer") != 0 | |
3769 && STRCMP(p_bsdir, "current") != 0 | |
3770 && mch_isdir(p_bsdir)) | |
7 | 3771 initdir = p_bsdir; |
3772 /* When saving or 'browsedir' is "buffer", use buffer fname */ | |
28 | 3773 else if (((flags & BROWSE_SAVE) || *p_bsdir == 'b') |
7 | 3774 && buf != NULL && buf->b_ffname != NULL) |
3775 { | |
3776 if (dflt == NULL || *dflt == NUL) | |
3777 dflt = gettail(curbuf->b_ffname); | |
3778 tofree = vim_strsave(curbuf->b_ffname); | |
3779 if (tofree != NULL) | |
3780 { | |
3781 initdir = tofree; | |
3782 *gettail(initdir) = NUL; | |
3783 } | |
3784 } | |
3785 /* When 'browsedir' is "last", use dir from last browse */ | |
3786 else if (*p_bsdir == 'l') | |
3787 initdir = last_dir; | |
3788 /* When 'browsedir is "current", use current directory. This is the | |
3789 * default already, leave initdir empty. */ | |
3790 } | |
3791 | |
3792 # ifdef FEAT_GUI | |
3793 if (gui.in_use) /* when this changes, also adjust f_has()! */ | |
3794 { | |
3795 if (filter == NULL | |
3796 # ifdef FEAT_EVAL | |
3797 && (filter = get_var_value((char_u *)"b:browsefilter")) == NULL | |
3798 && (filter = get_var_value((char_u *)"g:browsefilter")) == NULL | |
3799 # endif | |
3800 ) | |
3801 filter = BROWSE_FILTER_DEFAULT; | |
28 | 3802 if (flags & BROWSE_DIR) |
3803 { | |
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diff
changeset
|
3804 # if defined(FEAT_GUI_GTK) || defined(WIN3264) |
28 | 3805 /* For systems that have a directory dialog. */ |
3806 fname = gui_mch_browsedir(title, initdir); | |
3807 # else | |
3808 /* Generic solution for selecting a directory: select a file and | |
3809 * remove the file name. */ | |
3810 fname = gui_mch_browse(0, title, dflt, ext, initdir, (char_u *)""); | |
3811 # endif | |
2277
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diff
changeset
|
3812 # if !defined(FEAT_GUI_GTK) |
28 | 3813 /* Win32 adds a dummy file name, others return an arbitrary file |
3814 * name. GTK+ 2 returns only the directory, */ | |
3815 if (fname != NULL && *fname != NUL && !mch_isdir(fname)) | |
3816 { | |
3817 /* Remove the file name. */ | |
39 | 3818 char_u *tail = gettail_sep(fname); |
28 | 3819 |
3820 if (tail == fname) | |
3821 *tail++ = '.'; /* use current dir */ | |
3822 *tail = NUL; | |
3823 } | |
3824 # endif | |
3825 } | |
3826 else | |
3827 fname = gui_mch_browse(flags & BROWSE_SAVE, | |
3828 title, dflt, ext, initdir, filter); | |
7 | 3829 |
3830 /* We hang around in the dialog for a while, the user might do some | |
3831 * things to our files. The Win32 dialog allows deleting or renaming | |
3832 * a file, check timestamps. */ | |
3833 need_check_timestamps = TRUE; | |
3834 did_check_timestamps = FALSE; | |
3835 } | |
3836 else | |
3837 # endif | |
3838 { | |
3839 /* TODO: non-GUI file selector here */ | |
3840 EMSG(_("E338: Sorry, no file browser in console mode")); | |
3841 fname = NULL; | |
3842 } | |
3843 | |
3844 /* keep the directory for next time */ | |
3845 if (fname != NULL) | |
3846 { | |
3847 vim_free(last_dir); | |
3848 last_dir = vim_strsave(fname); | |
28 | 3849 if (last_dir != NULL && !(flags & BROWSE_DIR)) |
7 | 3850 { |
3851 *gettail(last_dir) = NUL; | |
3852 if (*last_dir == NUL) | |
3853 { | |
3854 /* filename only returned, must be in current dir */ | |
3855 vim_free(last_dir); | |
3856 last_dir = alloc(MAXPATHL); | |
3857 if (last_dir != NULL) | |
3858 mch_dirname(last_dir, MAXPATHL); | |
3859 } | |
3860 } | |
3861 } | |
3862 | |
3863 vim_free(tofree); | |
3864 cmdmod.browse = save_browse; | |
3865 | |
3866 return fname; | |
3867 } | |
3868 #endif | |
272 | 3869 |
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6949
diff
changeset
|
3870 #if defined(FEAT_EVAL) |
449 | 3871 static char *e_printf = N_("E766: Insufficient arguments for printf()"); |
3872 | |
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3873 static varnumber_T tv_nr(typval_T *tvs, int *idxp); |
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3874 static char *tv_str(typval_T *tvs, int *idxp); |
1619 | 3875 # ifdef FEAT_FLOAT |
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3876 static double tv_float(typval_T *tvs, int *idxp); |
1619 | 3877 # endif |
449 | 3878 |
3879 /* | |
3880 * Get number argument from "idxp" entry in "tvs". First entry is 1. | |
3881 */ | |
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3882 static varnumber_T |
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3883 tv_nr(typval_T *tvs, int *idxp) |
449 | 3884 { |
3885 int idx = *idxp - 1; | |
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3886 varnumber_T n = 0; |
449 | 3887 int err = FALSE; |
3888 | |
3889 if (tvs[idx].v_type == VAR_UNKNOWN) | |
3890 EMSG(_(e_printf)); | |
3891 else | |
3892 { | |
3893 ++*idxp; | |
3894 n = get_tv_number_chk(&tvs[idx], &err); | |
3895 if (err) | |
3896 n = 0; | |
3897 } | |
3898 return n; | |
3899 } | |
3900 | |
3901 /* | |
3902 * Get string argument from "idxp" entry in "tvs". First entry is 1. | |
532 | 3903 * Returns NULL for an error. |
449 | 3904 */ |
3905 static char * | |
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3906 tv_str(typval_T *tvs, int *idxp) |
449 | 3907 { |
3908 int idx = *idxp - 1; | |
3909 char *s = NULL; | |
3910 | |
3911 if (tvs[idx].v_type == VAR_UNKNOWN) | |
3912 EMSG(_(e_printf)); | |
3913 else | |
3914 { | |
3915 ++*idxp; | |
3916 s = (char *)get_tv_string_chk(&tvs[idx]); | |
3917 } | |
3918 return s; | |
3919 } | |
1619 | 3920 |
3921 # ifdef FEAT_FLOAT | |
3922 /* | |
3923 * Get float argument from "idxp" entry in "tvs". First entry is 1. | |
3924 */ | |
3925 static double | |
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3926 tv_float(typval_T *tvs, int *idxp) |
1619 | 3927 { |
3928 int idx = *idxp - 1; | |
3929 double f = 0; | |
3930 | |
3931 if (tvs[idx].v_type == VAR_UNKNOWN) | |
3932 EMSG(_(e_printf)); | |
3933 else | |
3934 { | |
3935 ++*idxp; | |
3936 if (tvs[idx].v_type == VAR_FLOAT) | |
3937 f = tvs[idx].vval.v_float; | |
1656 | 3938 else if (tvs[idx].v_type == VAR_NUMBER) |
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3939 f = (double)tvs[idx].vval.v_number; |
1619 | 3940 else |
3941 EMSG(_("E807: Expected Float argument for printf()")); | |
3942 } | |
3943 return f; | |
3944 } | |
3945 # endif | |
449 | 3946 #endif |
3947 | |
272 | 3948 /* |
3949 * This code was included to provide a portable vsnprintf() and snprintf(). | |
715 | 3950 * Some systems may provide their own, but we always use this one for |
272 | 3951 * consistency. |
3952 * | |
3953 * This code is based on snprintf.c - a portable implementation of snprintf | |
3954 * by Mark Martinec <mark.martinec@ijs.si>, Version 2.2, 2000-10-06. | |
1189 | 3955 * Included with permission. It was heavily modified to fit in Vim. |
272 | 3956 * The original code, including useful comments, can be found here: |
3957 * http://www.ijs.si/software/snprintf/ | |
3958 * | |
3959 * This snprintf() only supports the following conversion specifiers: | |
3960 * s, c, d, u, o, x, X, p (and synonyms: i, D, U, O - see below) | |
3961 * with flags: '-', '+', ' ', '0' and '#'. | |
3962 * An asterisk is supported for field width as well as precision. | |
3963 * | |
1619 | 3964 * Limited support for floating point was added: 'f', 'e', 'E', 'g', 'G'. |
3965 * | |
272 | 3966 * Length modifiers 'h' (short int) and 'l' (long int) are supported. |
3967 * 'll' (long long int) is not supported. | |
3968 * | |
437 | 3969 * The locale is not used, the string is used as a byte string. This is only |
3970 * relevant for double-byte encodings where the second byte may be '%'. | |
3971 * | |
715 | 3972 * It is permitted for "str_m" to be zero, and it is permitted to specify NULL |
3973 * pointer for resulting string argument if "str_m" is zero (as per ISO C99). | |
272 | 3974 * |
3975 * The return value is the number of characters which would be generated | |
6448 | 3976 * for the given input, excluding the trailing NUL. If this value |
715 | 3977 * is greater or equal to "str_m", not all characters from the result |
3978 * have been stored in str, output bytes beyond the ("str_m"-1) -th character | |
3979 * are discarded. If "str_m" is greater than zero it is guaranteed | |
6448 | 3980 * the resulting string will be NUL-terminated. |
272 | 3981 */ |
3982 | |
3983 /* | |
3984 * When va_list is not supported we only define vim_snprintf(). | |
449 | 3985 * |
3986 * vim_vsnprintf() can be invoked with either "va_list" or a list of | |
482 | 3987 * "typval_T". When the latter is not used it must be NULL. |
272 | 3988 */ |
3989 | |
3990 /* When generating prototypes all of this is skipped, cproto doesn't | |
3991 * understand this. */ | |
3992 #ifndef PROTO | |
2280
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3993 |
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3994 /* Like vim_vsnprintf() but append to the string. */ |
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3995 int |
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3996 vim_snprintf_add(char *str, size_t str_m, char *fmt, ...) |
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3997 { |
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3998 va_list ap; |
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3999 int str_l; |
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4000 size_t len = STRLEN(str); |
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4001 size_t space; |
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4002 |
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4003 if (str_m <= len) |
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4004 space = 0; |
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4005 else |
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4006 space = str_m - len; |
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4007 va_start(ap, fmt); |
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4008 str_l = vim_vsnprintf(str + len, space, fmt, ap, NULL); |
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4009 va_end(ap); |
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4010 return str_l; |
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4011 } |
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4012 |
272 | 4013 int |
4014 vim_snprintf(char *str, size_t str_m, char *fmt, ...) | |
4015 { | |
4016 va_list ap; | |
4017 int str_l; | |
4018 | |
4019 va_start(ap, fmt); | |
449 | 4020 str_l = vim_vsnprintf(str, str_m, fmt, ap, NULL); |
272 | 4021 va_end(ap); |
4022 return str_l; | |
4023 } | |
4024 | |
449 | 4025 int |
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4026 vim_vsnprintf( |
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4027 char *str, |
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4028 size_t str_m, |
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4029 char *fmt, |
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4030 va_list ap, |
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4031 typval_T *tvs) |
272 | 4032 { |
4033 size_t str_l = 0; | |
4034 char *p = fmt; | |
4035 int arg_idx = 1; | |
4036 | |
4037 if (p == NULL) | |
4038 p = ""; | |
4039 while (*p != NUL) | |
4040 { | |
4041 if (*p != '%') | |
4042 { | |
4043 char *q = strchr(p + 1, '%'); | |
1883 | 4044 size_t n = (q == NULL) ? STRLEN(p) : (size_t)(q - p); |
272 | 4045 |
437 | 4046 /* Copy up to the next '%' or NUL without any changes. */ |
272 | 4047 if (str_l < str_m) |
4048 { | |
4049 size_t avail = str_m - str_l; | |
4050 | |
4051 mch_memmove(str + str_l, p, n > avail ? avail : n); | |
4052 } | |
4053 p += n; | |
4054 str_l += n; | |
4055 } | |
4056 else | |
4057 { | |
4058 size_t min_field_width = 0, precision = 0; | |
4059 int zero_padding = 0, precision_specified = 0, justify_left = 0; | |
4060 int alternate_form = 0, force_sign = 0; | |
4061 | |
4062 /* If both the ' ' and '+' flags appear, the ' ' flag should be | |
4063 * ignored. */ | |
4064 int space_for_positive = 1; | |
4065 | |
4066 /* allowed values: \0, h, l, L */ | |
4067 char length_modifier = '\0'; | |
4068 | |
4069 /* temporary buffer for simple numeric->string conversion */ | |
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4070 # ifdef FEAT_FLOAT |
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4071 # define TMP_LEN 350 /* On my system 1e308 is the biggest number possible. |
1619 | 4072 * That sounds reasonable to use as the maximum |
4073 * printable. */ | |
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4074 # else |
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4075 # define TMP_LEN 32 |
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4076 # endif |
1619 | 4077 char tmp[TMP_LEN]; |
272 | 4078 |
4079 /* string address in case of string argument */ | |
4080 char *str_arg; | |
4081 | |
4082 /* natural field width of arg without padding and sign */ | |
4083 size_t str_arg_l; | |
4084 | |
4085 /* unsigned char argument value - only defined for c conversion. | |
4086 * N.B. standard explicitly states the char argument for the c | |
4087 * conversion is unsigned */ | |
4088 unsigned char uchar_arg; | |
4089 | |
4090 /* number of zeros to be inserted for numeric conversions as | |
4091 * required by the precision or minimal field width */ | |
4092 size_t number_of_zeros_to_pad = 0; | |
4093 | |
4094 /* index into tmp where zero padding is to be inserted */ | |
4095 size_t zero_padding_insertion_ind = 0; | |
4096 | |
4097 /* current conversion specifier character */ | |
4098 char fmt_spec = '\0'; | |
4099 | |
4100 str_arg = NULL; | |
4101 p++; /* skip '%' */ | |
4102 | |
4103 /* parse flags */ | |
4104 while (*p == '0' || *p == '-' || *p == '+' || *p == ' ' | |
4105 || *p == '#' || *p == '\'') | |
4106 { | |
4107 switch (*p) | |
4108 { | |
4109 case '0': zero_padding = 1; break; | |
4110 case '-': justify_left = 1; break; | |
4111 case '+': force_sign = 1; space_for_positive = 0; break; | |
4112 case ' ': force_sign = 1; | |
4113 /* If both the ' ' and '+' flags appear, the ' ' | |
4114 * flag should be ignored */ | |
4115 break; | |
4116 case '#': alternate_form = 1; break; | |
4117 case '\'': break; | |
4118 } | |
4119 p++; | |
4120 } | |
4121 /* If the '0' and '-' flags both appear, the '0' flag should be | |
4122 * ignored. */ | |
4123 | |
4124 /* parse field width */ | |
4125 if (*p == '*') | |
4126 { | |
4127 int j; | |
4128 | |
4129 p++; | |
449 | 4130 j = |
4131 # if defined(FEAT_EVAL) | |
482 | 4132 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4133 # endif |
4134 va_arg(ap, int); | |
272 | 4135 if (j >= 0) |
4136 min_field_width = j; | |
4137 else | |
4138 { | |
4139 min_field_width = -j; | |
4140 justify_left = 1; | |
4141 } | |
4142 } | |
4143 else if (VIM_ISDIGIT((int)(*p))) | |
4144 { | |
4145 /* size_t could be wider than unsigned int; make sure we treat | |
4146 * argument like common implementations do */ | |
4147 unsigned int uj = *p++ - '0'; | |
4148 | |
4149 while (VIM_ISDIGIT((int)(*p))) | |
4150 uj = 10 * uj + (unsigned int)(*p++ - '0'); | |
4151 min_field_width = uj; | |
4152 } | |
4153 | |
4154 /* parse precision */ | |
4155 if (*p == '.') | |
4156 { | |
4157 p++; | |
4158 precision_specified = 1; | |
4159 if (*p == '*') | |
4160 { | |
4161 int j; | |
4162 | |
449 | 4163 j = |
4164 # if defined(FEAT_EVAL) | |
482 | 4165 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4166 # endif |
4167 va_arg(ap, int); | |
272 | 4168 p++; |
4169 if (j >= 0) | |
4170 precision = j; | |
4171 else | |
4172 { | |
4173 precision_specified = 0; | |
4174 precision = 0; | |
4175 } | |
4176 } | |
4177 else if (VIM_ISDIGIT((int)(*p))) | |
4178 { | |
4179 /* size_t could be wider than unsigned int; make sure we | |
4180 * treat argument like common implementations do */ | |
4181 unsigned int uj = *p++ - '0'; | |
4182 | |
4183 while (VIM_ISDIGIT((int)(*p))) | |
4184 uj = 10 * uj + (unsigned int)(*p++ - '0'); | |
4185 precision = uj; | |
4186 } | |
4187 } | |
4188 | |
4189 /* parse 'h', 'l' and 'll' length modifiers */ | |
4190 if (*p == 'h' || *p == 'l') | |
4191 { | |
4192 length_modifier = *p; | |
4193 p++; | |
4194 if (length_modifier == 'l' && *p == 'l') | |
4195 { | |
4196 /* double l = long long */ | |
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4197 # ifdef FEAT_NUM64 |
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4198 length_modifier = 'L'; |
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4199 # else |
272 | 4200 length_modifier = 'l'; /* treat it as a single 'l' */ |
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4201 # endif |
272 | 4202 p++; |
4203 } | |
4204 } | |
4205 fmt_spec = *p; | |
4206 | |
4207 /* common synonyms: */ | |
4208 switch (fmt_spec) | |
4209 { | |
4210 case 'i': fmt_spec = 'd'; break; | |
4211 case 'D': fmt_spec = 'd'; length_modifier = 'l'; break; | |
4212 case 'U': fmt_spec = 'u'; length_modifier = 'l'; break; | |
4213 case 'O': fmt_spec = 'o'; length_modifier = 'l'; break; | |
1619 | 4214 case 'F': fmt_spec = 'f'; break; |
272 | 4215 default: break; |
4216 } | |
4217 | |
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4218 # if defined(FEAT_EVAL) && defined(FEAT_NUM64) |
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4219 switch (fmt_spec) |
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4220 { |
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|
4221 case 'd': case 'u': case 'o': case 'x': case 'X': |
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4222 if (tvs != NULL && length_modifier == '\0') |
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4223 length_modifier = 'L'; |
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4224 } |
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4225 # endif |
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4226 |
272 | 4227 /* get parameter value, do initial processing */ |
4228 switch (fmt_spec) | |
4229 { | |
4230 /* '%' and 'c' behave similar to 's' regarding flags and field | |
4231 * widths */ | |
4232 case '%': | |
4233 case 'c': | |
4234 case 's': | |
3914 | 4235 case 'S': |
272 | 4236 length_modifier = '\0'; |
4237 str_arg_l = 1; | |
4238 switch (fmt_spec) | |
4239 { | |
4240 case '%': | |
4241 str_arg = p; | |
4242 break; | |
4243 | |
4244 case 'c': | |
4245 { | |
4246 int j; | |
449 | 4247 |
4248 j = | |
4249 # if defined(FEAT_EVAL) | |
482 | 4250 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4251 # endif |
4252 va_arg(ap, int); | |
272 | 4253 /* standard demands unsigned char */ |
4254 uchar_arg = (unsigned char)j; | |
4255 str_arg = (char *)&uchar_arg; | |
4256 break; | |
4257 } | |
4258 | |
4259 case 's': | |
3914 | 4260 case 'S': |
449 | 4261 str_arg = |
4262 # if defined(FEAT_EVAL) | |
482 | 4263 tvs != NULL ? tv_str(tvs, &arg_idx) : |
449 | 4264 # endif |
4265 va_arg(ap, char *); | |
272 | 4266 if (str_arg == NULL) |
4267 { | |
4268 str_arg = "[NULL]"; | |
4269 str_arg_l = 6; | |
4270 } | |
4271 /* make sure not to address string beyond the specified | |
4272 * precision !!! */ | |
4273 else if (!precision_specified) | |
4274 str_arg_l = strlen(str_arg); | |
4275 /* truncate string if necessary as requested by precision */ | |
4276 else if (precision == 0) | |
4277 str_arg_l = 0; | |
4278 else | |
4279 { | |
881 | 4280 /* Don't put the #if inside memchr(), it can be a |
4281 * macro. */ | |
7803
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4282 # if VIM_SIZEOF_INT <= 2 |
881 | 4283 char *q = memchr(str_arg, '\0', precision); |
7803
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4284 # else |
272 | 4285 /* memchr on HP does not like n > 2^31 !!! */ |
4286 char *q = memchr(str_arg, '\0', | |
881 | 4287 precision <= (size_t)0x7fffffffL ? precision |
4288 : (size_t)0x7fffffffL); | |
7803
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4289 # endif |
1883 | 4290 str_arg_l = (q == NULL) ? precision |
4291 : (size_t)(q - str_arg); | |
272 | 4292 } |
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4293 # ifdef FEAT_MBYTE |
3914 | 4294 if (fmt_spec == 'S') |
4295 { | |
4296 if (min_field_width != 0) | |
4297 min_field_width += STRLEN(str_arg) | |
4298 - mb_string2cells((char_u *)str_arg, -1); | |
4299 if (precision) | |
4300 { | |
4301 char_u *p1 = (char_u *)str_arg; | |
4302 size_t i; | |
4303 | |
4304 for (i = 0; i < precision && *p1; i++) | |
4305 p1 += mb_ptr2len(p1); | |
4306 | |
4307 str_arg_l = precision = p1 - (char_u *)str_arg; | |
4308 } | |
4309 } | |
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4310 # endif |
272 | 4311 break; |
4312 | |
4313 default: | |
4314 break; | |
4315 } | |
4316 break; | |
4317 | |
4318 case 'd': case 'u': case 'o': case 'x': case 'X': case 'p': | |
4319 { | |
4320 /* NOTE: the u, o, x, X and p conversion specifiers | |
4321 * imply the value is unsigned; d implies a signed | |
4322 * value */ | |
4323 | |
4324 /* 0 if numeric argument is zero (or if pointer is | |
4325 * NULL for 'p'), +1 if greater than zero (or nonzero | |
4326 * for unsigned arguments), -1 if negative (unsigned | |
4327 * argument is never negative) */ | |
4328 int arg_sign = 0; | |
4329 | |
4330 /* only defined for length modifier h, or for no | |
4331 * length modifiers */ | |
4332 int int_arg = 0; | |
4333 unsigned int uint_arg = 0; | |
4334 | |
4335 /* only defined for length modifier l */ | |
4336 long int long_arg = 0; | |
4337 unsigned long int ulong_arg = 0; | |
4338 | |
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4339 # ifdef FEAT_NUM64 |
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4340 /* only defined for length modifier ll */ |
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4341 varnumber_T llong_arg = 0; |
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4342 uvarnumber_T ullong_arg = 0; |
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4343 # endif |
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4344 |
272 | 4345 /* pointer argument value -only defined for p |
4346 * conversion */ | |
4347 void *ptr_arg = NULL; | |
4348 | |
4349 if (fmt_spec == 'p') | |
4350 { | |
4351 length_modifier = '\0'; | |
449 | 4352 ptr_arg = |
4353 # if defined(FEAT_EVAL) | |
482 | 4354 tvs != NULL ? (void *)tv_str(tvs, &arg_idx) : |
449 | 4355 # endif |
4356 va_arg(ap, void *); | |
272 | 4357 if (ptr_arg != NULL) |
4358 arg_sign = 1; | |
4359 } | |
4360 else if (fmt_spec == 'd') | |
4361 { | |
4362 /* signed */ | |
4363 switch (length_modifier) | |
4364 { | |
4365 case '\0': | |
4366 case 'h': | |
449 | 4367 /* char and short arguments are passed as int. */ |
4368 int_arg = | |
4369 # if defined(FEAT_EVAL) | |
482 | 4370 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4371 # endif |
4372 va_arg(ap, int); | |
272 | 4373 if (int_arg > 0) |
4374 arg_sign = 1; | |
4375 else if (int_arg < 0) | |
4376 arg_sign = -1; | |
4377 break; | |
4378 case 'l': | |
449 | 4379 long_arg = |
4380 # if defined(FEAT_EVAL) | |
482 | 4381 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4382 # endif |
4383 va_arg(ap, long int); | |
272 | 4384 if (long_arg > 0) |
4385 arg_sign = 1; | |
4386 else if (long_arg < 0) | |
4387 arg_sign = -1; | |
4388 break; | |
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4389 # ifdef FEAT_NUM64 |
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4390 case 'L': |
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4391 llong_arg = |
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4392 # if defined(FEAT_EVAL) |
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4393 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
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4394 # endif |
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4395 va_arg(ap, varnumber_T); |
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4396 if (llong_arg > 0) |
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4397 arg_sign = 1; |
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4398 else if (llong_arg < 0) |
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4399 arg_sign = -1; |
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4400 break; |
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4401 # endif |
272 | 4402 } |
4403 } | |
4404 else | |
4405 { | |
4406 /* unsigned */ | |
4407 switch (length_modifier) | |
4408 { | |
4409 case '\0': | |
4410 case 'h': | |
449 | 4411 uint_arg = |
4412 # if defined(FEAT_EVAL) | |
1883 | 4413 tvs != NULL ? (unsigned) |
4414 tv_nr(tvs, &arg_idx) : | |
449 | 4415 # endif |
4416 va_arg(ap, unsigned int); | |
272 | 4417 if (uint_arg != 0) |
4418 arg_sign = 1; | |
4419 break; | |
4420 case 'l': | |
449 | 4421 ulong_arg = |
4422 # if defined(FEAT_EVAL) | |
1883 | 4423 tvs != NULL ? (unsigned long) |
4424 tv_nr(tvs, &arg_idx) : | |
449 | 4425 # endif |
4426 va_arg(ap, unsigned long int); | |
272 | 4427 if (ulong_arg != 0) |
4428 arg_sign = 1; | |
4429 break; | |
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4430 # ifdef FEAT_NUM64 |
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4431 case 'L': |
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4432 ullong_arg = |
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4433 # if defined(FEAT_EVAL) |
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4434 tvs != NULL ? (uvarnumber_T) |
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4435 tv_nr(tvs, &arg_idx) : |
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4436 # endif |
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4437 va_arg(ap, uvarnumber_T); |
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4438 if (ullong_arg != 0) |
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4439 arg_sign = 1; |
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4440 break; |
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4441 # endif |
272 | 4442 } |
4443 } | |
4444 | |
4445 str_arg = tmp; | |
4446 str_arg_l = 0; | |
4447 | |
4448 /* NOTE: | |
4449 * For d, i, u, o, x, and X conversions, if precision is | |
4450 * specified, the '0' flag should be ignored. This is so | |
4451 * with Solaris 2.6, Digital UNIX 4.0, HPUX 10, Linux, | |
4452 * FreeBSD, NetBSD; but not with Perl. | |
4453 */ | |
4454 if (precision_specified) | |
4455 zero_padding = 0; | |
4456 if (fmt_spec == 'd') | |
4457 { | |
4458 if (force_sign && arg_sign >= 0) | |
4459 tmp[str_arg_l++] = space_for_positive ? ' ' : '+'; | |
4460 /* leave negative numbers for sprintf to handle, to | |
4461 * avoid handling tricky cases like (short int)-32768 */ | |
4462 } | |
4463 else if (alternate_form) | |
4464 { | |
4465 if (arg_sign != 0 | |
4466 && (fmt_spec == 'x' || fmt_spec == 'X') ) | |
4467 { | |
4468 tmp[str_arg_l++] = '0'; | |
4469 tmp[str_arg_l++] = fmt_spec; | |
4470 } | |
4471 /* alternate form should have no effect for p | |
4472 * conversion, but ... */ | |
4473 } | |
4474 | |
4475 zero_padding_insertion_ind = str_arg_l; | |
4476 if (!precision_specified) | |
4477 precision = 1; /* default precision is 1 */ | |
4478 if (precision == 0 && arg_sign == 0) | |
4479 { | |
4480 /* When zero value is formatted with an explicit | |
4481 * precision 0, the resulting formatted string is | |
4482 * empty (d, i, u, o, x, X, p). */ | |
4483 } | |
4484 else | |
4485 { | |
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4486 char f[6]; |
272 | 4487 int f_l = 0; |
4488 | |
4489 /* construct a simple format string for sprintf */ | |
4490 f[f_l++] = '%'; | |
4491 if (!length_modifier) | |
4492 ; | |
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4493 else if (length_modifier == 'L') |
272 | 4494 { |
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4495 # ifdef FEAT_NUM64 |
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4496 # ifdef WIN3264 |
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4497 f[f_l++] = 'I'; |
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4498 f[f_l++] = '6'; |
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4499 f[f_l++] = '4'; |
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4500 # else |
272 | 4501 f[f_l++] = 'l'; |
4502 f[f_l++] = 'l'; | |
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4503 # endif |
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4504 # else |
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4505 f[f_l++] = 'l'; |
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4506 # endif |
272 | 4507 } |
4508 else | |
4509 f[f_l++] = length_modifier; | |
4510 f[f_l++] = fmt_spec; | |
4511 f[f_l++] = '\0'; | |
4512 | |
4513 if (fmt_spec == 'p') | |
4514 str_arg_l += sprintf(tmp + str_arg_l, f, ptr_arg); | |
4515 else if (fmt_spec == 'd') | |
4516 { | |
4517 /* signed */ | |
4518 switch (length_modifier) | |
4519 { | |
4520 case '\0': | |
4521 case 'h': str_arg_l += sprintf( | |
4522 tmp + str_arg_l, f, int_arg); | |
4523 break; | |
4524 case 'l': str_arg_l += sprintf( | |
4525 tmp + str_arg_l, f, long_arg); | |
4526 break; | |
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commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
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parents:
9185
diff
changeset
|
4527 # ifdef FEAT_NUM64 |
32e34e574716
commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents:
9185
diff
changeset
|
4528 case 'L': str_arg_l += sprintf( |
32e34e574716
commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents:
9185
diff
changeset
|
4529 tmp + str_arg_l, f, llong_arg); |
32e34e574716
commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents:
9185
diff
changeset
|
4530 break; |
32e34e574716
commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents:
9185
diff
changeset
|
4531 # endif |
272 | 4532 } |
4533 } | |
4534 else | |
4535 { | |
4536 /* unsigned */ | |
4537 switch (length_modifier) | |
4538 { | |
4539 case '\0': | |
4540 case 'h': str_arg_l += sprintf( | |
4541 tmp + str_arg_l, f, uint_arg); | |
4542 break; | |
4543 case 'l': str_arg_l += sprintf( | |
4544 tmp + str_arg_l, f, ulong_arg); | |
4545 break; | |
9389
32e34e574716
commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents:
9185
diff
changeset
|
4546 # ifdef FEAT_NUM64 |
32e34e574716
commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents:
9185
diff
changeset
|
4547 case 'L': str_arg_l += sprintf( |
32e34e574716
commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents:
9185
diff
changeset
|
4548 tmp + str_arg_l, f, ullong_arg); |
32e34e574716
commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents:
9185
diff
changeset
|
4549 break; |
32e34e574716
commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents:
9185
diff
changeset
|
4550 # endif |
272 | 4551 } |
4552 } | |
4553 | |
4554 /* include the optional minus sign and possible | |
4555 * "0x" in the region before the zero padding | |
4556 * insertion point */ | |
4557 if (zero_padding_insertion_ind < str_arg_l | |
4558 && tmp[zero_padding_insertion_ind] == '-') | |
4559 zero_padding_insertion_ind++; | |
4560 if (zero_padding_insertion_ind + 1 < str_arg_l | |
4561 && tmp[zero_padding_insertion_ind] == '0' | |
4562 && (tmp[zero_padding_insertion_ind + 1] == 'x' | |
4563 || tmp[zero_padding_insertion_ind + 1] == 'X')) | |
4564 zero_padding_insertion_ind += 2; | |
4565 } | |
4566 | |
4567 { | |
4568 size_t num_of_digits = str_arg_l | |
4569 - zero_padding_insertion_ind; | |
4570 | |
4571 if (alternate_form && fmt_spec == 'o' | |
4572 /* unless zero is already the first | |
4573 * character */ | |
4574 && !(zero_padding_insertion_ind < str_arg_l | |
4575 && tmp[zero_padding_insertion_ind] == '0')) | |
4576 { | |
4577 /* assure leading zero for alternate-form | |
4578 * octal numbers */ | |
4579 if (!precision_specified | |
4580 || precision < num_of_digits + 1) | |
4581 { | |
4582 /* precision is increased to force the | |
4583 * first character to be zero, except if a | |
4584 * zero value is formatted with an | |
4585 * explicit precision of zero */ | |
4586 precision = num_of_digits + 1; | |
4587 precision_specified = 1; | |
4588 } | |
4589 } | |
4590 /* zero padding to specified precision? */ | |
4591 if (num_of_digits < precision) | |
4592 number_of_zeros_to_pad = precision - num_of_digits; | |
4593 } | |
4594 /* zero padding to specified minimal field width? */ | |
4595 if (!justify_left && zero_padding) | |
4596 { | |
835 | 4597 int n = (int)(min_field_width - (str_arg_l |
4598 + number_of_zeros_to_pad)); | |
272 | 4599 if (n > 0) |
4600 number_of_zeros_to_pad += n; | |
4601 } | |
4602 break; | |
4603 } | |
4604 | |
7803
37c929c4a073
commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713
Christian Brabandt <cb@256bit.org>
parents:
6949
diff
changeset
|
4605 # ifdef FEAT_FLOAT |
1619 | 4606 case 'f': |
4607 case 'e': | |
4608 case 'E': | |
4609 case 'g': | |
4610 case 'G': | |
4611 { | |
4612 /* Floating point. */ | |
4613 double f; | |
4614 double abs_f; | |
4615 char format[40]; | |
4616 int l; | |
4617 int remove_trailing_zeroes = FALSE; | |
4618 | |
4619 f = | |
4620 # if defined(FEAT_EVAL) | |
4621 tvs != NULL ? tv_float(tvs, &arg_idx) : | |
4622 # endif | |
4623 va_arg(ap, double); | |
4624 abs_f = f < 0 ? -f : f; | |
4625 | |
4626 if (fmt_spec == 'g' || fmt_spec == 'G') | |
4627 { | |
4628 /* Would be nice to use %g directly, but it prints | |
4629 * "1.0" as "1", we don't want that. */ | |
4630 if ((abs_f >= 0.001 && abs_f < 10000000.0) | |
4631 || abs_f == 0.0) | |
4632 fmt_spec = 'f'; | |
4633 else | |
4634 fmt_spec = fmt_spec == 'g' ? 'e' : 'E'; | |
4635 remove_trailing_zeroes = TRUE; | |
4636 } | |
4637 | |
1783 | 4638 if (fmt_spec == 'f' && |
7803
37c929c4a073
commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713
Christian Brabandt <cb@256bit.org>
parents:
6949
diff
changeset
|
4639 # ifdef VAX |
1783 | 4640 abs_f > 1.0e38 |
7803
37c929c4a073
commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713
Christian Brabandt <cb@256bit.org>
parents:
6949
diff
changeset
|
4641 # else |
1783 | 4642 abs_f > 1.0e307 |
7803
37c929c4a073
commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713
Christian Brabandt <cb@256bit.org>
parents:
6949
diff
changeset
|
4643 # endif |
1783 | 4644 ) |
1619 | 4645 { |
4646 /* Avoid a buffer overflow */ | |
4647 strcpy(tmp, "inf"); | |
4648 str_arg_l = 3; | |
4649 } | |
4650 else | |
4651 { | |
4652 format[0] = '%'; | |
4653 l = 1; | |
4654 if (precision_specified) | |
4655 { | |
4656 size_t max_prec = TMP_LEN - 10; | |
4657 | |
4658 /* Make sure we don't get more digits than we | |
4659 * have room for. */ | |
4660 if (fmt_spec == 'f' && abs_f > 1.0) | |
4661 max_prec -= (size_t)log10(abs_f); | |
4662 if (precision > max_prec) | |
4663 precision = max_prec; | |
4664 l += sprintf(format + 1, ".%d", (int)precision); | |
4665 } | |
4666 format[l] = fmt_spec; | |
4667 format[l + 1] = NUL; | |
4668 str_arg_l = sprintf(tmp, format, f); | |
4669 | |
4670 if (remove_trailing_zeroes) | |
4671 { | |
4672 int i; | |
1757 | 4673 char *tp; |
1619 | 4674 |
4675 /* Using %g or %G: remove superfluous zeroes. */ | |
4676 if (fmt_spec == 'f') | |
1757 | 4677 tp = tmp + str_arg_l - 1; |
1619 | 4678 else |
4679 { | |
1757 | 4680 tp = (char *)vim_strchr((char_u *)tmp, |
1619 | 4681 fmt_spec == 'e' ? 'e' : 'E'); |
1757 | 4682 if (tp != NULL) |
1619 | 4683 { |
4684 /* Remove superfluous '+' and leading | |
4685 * zeroes from the exponent. */ | |
1757 | 4686 if (tp[1] == '+') |
1619 | 4687 { |
4688 /* Change "1.0e+07" to "1.0e07" */ | |
1757 | 4689 STRMOVE(tp + 1, tp + 2); |
1619 | 4690 --str_arg_l; |
4691 } | |
1757 | 4692 i = (tp[1] == '-') ? 2 : 1; |
4693 while (tp[i] == '0') | |
1619 | 4694 { |
4695 /* Change "1.0e07" to "1.0e7" */ | |
1757 | 4696 STRMOVE(tp + i, tp + i + 1); |
1619 | 4697 --str_arg_l; |
4698 } | |
1757 | 4699 --tp; |
1619 | 4700 } |
4701 } | |
4702 | |
1757 | 4703 if (tp != NULL && !precision_specified) |
1619 | 4704 /* Remove trailing zeroes, but keep the one |
4705 * just after a dot. */ | |
1757 | 4706 while (tp > tmp + 2 && *tp == '0' |
4707 && tp[-1] != '.') | |
1619 | 4708 { |
1757 | 4709 STRMOVE(tp, tp + 1); |
4710 --tp; | |
1619 | 4711 --str_arg_l; |
4712 } | |
4713 } | |
4714 else | |
4715 { | |
1757 | 4716 char *tp; |
1619 | 4717 |
4718 /* Be consistent: some printf("%e") use 1.0e+12 | |
4719 * and some 1.0e+012. Remove one zero in the last | |
4720 * case. */ | |
1757 | 4721 tp = (char *)vim_strchr((char_u *)tmp, |
1619 | 4722 fmt_spec == 'e' ? 'e' : 'E'); |
1757 | 4723 if (tp != NULL && (tp[1] == '+' || tp[1] == '-') |
4724 && tp[2] == '0' | |
4725 && vim_isdigit(tp[3]) | |
4726 && vim_isdigit(tp[4])) | |
1619 | 4727 { |
1757 | 4728 STRMOVE(tp + 2, tp + 3); |
1619 | 4729 --str_arg_l; |
4730 } | |
4731 } | |
4732 } | |
4733 str_arg = tmp; | |
4734 break; | |
4735 } | |
7803
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commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713
Christian Brabandt <cb@256bit.org>
parents:
6949
diff
changeset
|
4736 # endif |
1619 | 4737 |
272 | 4738 default: |
4739 /* unrecognized conversion specifier, keep format string | |
4740 * as-is */ | |
4741 zero_padding = 0; /* turn zero padding off for non-numeric | |
1189 | 4742 conversion */ |
272 | 4743 justify_left = 1; |
856 | 4744 min_field_width = 0; /* reset flags */ |
272 | 4745 |
4746 /* discard the unrecognized conversion, just keep * | |
856 | 4747 * the unrecognized conversion character */ |
272 | 4748 str_arg = p; |
4749 str_arg_l = 0; | |
4750 if (*p != NUL) | |
4751 str_arg_l++; /* include invalid conversion specifier | |
4752 unchanged if not at end-of-string */ | |
4753 break; | |
4754 } | |
4755 | |
4756 if (*p != NUL) | |
4757 p++; /* step over the just processed conversion specifier */ | |
4758 | |
4759 /* insert padding to the left as requested by min_field_width; | |
4760 * this does not include the zero padding in case of numerical | |
4761 * conversions*/ | |
4762 if (!justify_left) | |
4763 { | |
4764 /* left padding with blank or zero */ | |
835 | 4765 int pn = (int)(min_field_width - (str_arg_l + number_of_zeros_to_pad)); |
275 | 4766 |
4767 if (pn > 0) | |
272 | 4768 { |
4769 if (str_l < str_m) | |
4770 { | |
4771 size_t avail = str_m - str_l; | |
4772 | |
4773 vim_memset(str + str_l, zero_padding ? '0' : ' ', | |
1883 | 4774 (size_t)pn > avail ? avail |
4775 : (size_t)pn); | |
272 | 4776 } |
275 | 4777 str_l += pn; |
272 | 4778 } |
4779 } | |
4780 | |
4781 /* zero padding as requested by the precision or by the minimal | |
4782 * field width for numeric conversions required? */ | |
330 | 4783 if (number_of_zeros_to_pad == 0) |
272 | 4784 { |
4785 /* will not copy first part of numeric right now, * | |
4786 * force it to be copied later in its entirety */ | |
4787 zero_padding_insertion_ind = 0; | |
4788 } | |
4789 else | |
4790 { | |
4791 /* insert first part of numerics (sign or '0x') before zero | |
4792 * padding */ | |
835 | 4793 int zn = (int)zero_padding_insertion_ind; |
275 | 4794 |
4795 if (zn > 0) | |
272 | 4796 { |
4797 if (str_l < str_m) | |
4798 { | |
4799 size_t avail = str_m - str_l; | |
4800 | |
4801 mch_memmove(str + str_l, str_arg, | |
1883 | 4802 (size_t)zn > avail ? avail |
4803 : (size_t)zn); | |
272 | 4804 } |
275 | 4805 str_l += zn; |
272 | 4806 } |
4807 | |
4808 /* insert zero padding as requested by the precision or min | |
4809 * field width */ | |
835 | 4810 zn = (int)number_of_zeros_to_pad; |
275 | 4811 if (zn > 0) |
272 | 4812 { |
4813 if (str_l < str_m) | |
4814 { | |
4815 size_t avail = str_m-str_l; | |
4816 | |
275 | 4817 vim_memset(str + str_l, '0', |
1883 | 4818 (size_t)zn > avail ? avail |
4819 : (size_t)zn); | |
272 | 4820 } |
275 | 4821 str_l += zn; |
272 | 4822 } |
4823 } | |
4824 | |
4825 /* insert formatted string | |
4826 * (or as-is conversion specifier for unknown conversions) */ | |
4827 { | |
835 | 4828 int sn = (int)(str_arg_l - zero_padding_insertion_ind); |
275 | 4829 |
4830 if (sn > 0) | |
272 | 4831 { |
4832 if (str_l < str_m) | |
4833 { | |
4834 size_t avail = str_m - str_l; | |
4835 | |
4836 mch_memmove(str + str_l, | |
4837 str_arg + zero_padding_insertion_ind, | |
1883 | 4838 (size_t)sn > avail ? avail : (size_t)sn); |
272 | 4839 } |
275 | 4840 str_l += sn; |
272 | 4841 } |
4842 } | |
4843 | |
4844 /* insert right padding */ | |
4845 if (justify_left) | |
4846 { | |
4847 /* right blank padding to the field width */ | |
1619 | 4848 int pn = (int)(min_field_width |
4849 - (str_arg_l + number_of_zeros_to_pad)); | |
275 | 4850 |
4851 if (pn > 0) | |
272 | 4852 { |
4853 if (str_l < str_m) | |
4854 { | |
4855 size_t avail = str_m - str_l; | |
4856 | |
275 | 4857 vim_memset(str + str_l, ' ', |
1883 | 4858 (size_t)pn > avail ? avail |
4859 : (size_t)pn); | |
272 | 4860 } |
275 | 4861 str_l += pn; |
272 | 4862 } |
4863 } | |
4864 } | |
4865 } | |
4866 | |
4867 if (str_m > 0) | |
4868 { | |
437 | 4869 /* make sure the string is nul-terminated even at the expense of |
272 | 4870 * overwriting the last character (shouldn't happen, but just in case) |
4871 * */ | |
4872 str[str_l <= str_m - 1 ? str_l : str_m - 1] = '\0'; | |
4873 } | |
4874 | |
482 | 4875 if (tvs != NULL && tvs[arg_idx - 1].v_type != VAR_UNKNOWN) |
449 | 4876 EMSG(_("E767: Too many arguments to printf()")); |
4877 | |
437 | 4878 /* Return the number of characters formatted (excluding trailing nul |
272 | 4879 * character), that is, the number of characters that would have been |
4880 * written to the buffer if it were large enough. */ | |
4881 return (int)str_l; | |
4882 } | |
4883 | |
4884 #endif /* PROTO */ |