Mercurial > vim
annotate src/message.c @ 10383:b59df2194b01 v8.0.0086
commit https://github.com/vim/vim/commit/2256c9947164229c0960803e2a2992b793c23298
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Nov 15 21:17:07 2016 +0100
patch 8.0.0086
Problem: Cannot add a comment after ":hide". (Norio Takagi)
Solution: Make it work, add a test. (Hirohito Higashi)
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Tue, 15 Nov 2016 21:30:04 +0100 |
parents | 66f1b5bf3fa6 |
children | acfc83aca8ee |
rev | line source |
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
7 | 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() */ | |
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15 #define USING_FLOAT_STUFF |
7 | 16 |
17 #include "vim.h" | |
18 | |
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19 static int other_sourcing_name(void); |
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20 static char_u *get_emsg_source(void); |
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21 static char_u *get_emsg_lnum(void); |
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22 static void add_msg_hist(char_u *s, int len, int attr); |
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23 static void hit_return_msg(void); |
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24 static void msg_home_replace_attr(char_u *fname, int attr); |
7 | 25 #ifdef FEAT_MBYTE |
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26 static char_u *screen_puts_mbyte(char_u *s, int l, int attr); |
7 | 27 #endif |
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28 static void msg_puts_attr_len(char_u *str, int maxlen, int attr); |
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29 static void msg_puts_display(char_u *str, int maxlen, int attr, int recurse); |
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30 static void msg_scroll_up(void); |
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31 static void inc_msg_scrolled(void); |
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32 static void store_sb_text(char_u **sb_str, char_u *s, int attr, int *sb_col, int finish); |
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33 static void t_puts(int *t_col, char_u *t_s, char_u *s, int attr); |
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34 static void msg_puts_printf(char_u *str, int maxlen); |
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35 static int do_more_prompt(int typed_char); |
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36 static void msg_screen_putchar(int c, int attr); |
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37 static int msg_check_screen(void); |
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38 static void redir_write(char_u *s, int maxlen); |
7 | 39 #ifdef FEAT_CON_DIALOG |
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40 static char_u *msg_show_console_dialog(char_u *message, char_u *buttons, int dfltbutton); |
7 | 41 static int confirm_msg_used = FALSE; /* displaying confirm_msg */ |
42 static char_u *confirm_msg = NULL; /* ":confirm" message */ | |
43 static char_u *confirm_msg_tail; /* tail of confirm_msg */ | |
44 #endif | |
45 | |
46 struct msg_hist | |
47 { | |
48 struct msg_hist *next; | |
49 char_u *msg; | |
50 int attr; | |
51 }; | |
52 | |
53 static struct msg_hist *first_msg_hist = NULL; | |
54 static struct msg_hist *last_msg_hist = NULL; | |
55 static int msg_hist_len = 0; | |
56 | |
3072 | 57 static FILE *verbose_fd = NULL; |
58 static int verbose_did_open = FALSE; | |
59 | |
7 | 60 /* |
61 * When writing messages to the screen, there are many different situations. | |
62 * A number of variables is used to remember the current state: | |
63 * msg_didany TRUE when messages were written since the last time the | |
64 * user reacted to a prompt. | |
65 * Reset: After hitting a key for the hit-return prompt, | |
66 * hitting <CR> for the command line or input(). | |
67 * Set: When any message is written to the screen. | |
68 * msg_didout TRUE when something was written to the current line. | |
69 * Reset: When advancing to the next line, when the current | |
70 * text can be overwritten. | |
71 * Set: When any message is written to the screen. | |
72 * msg_nowait No extra delay for the last drawn message. | |
73 * Used in normal_cmd() before the mode message is drawn. | |
74 * emsg_on_display There was an error message recently. Indicates that there | |
75 * should be a delay before redrawing. | |
76 * msg_scroll The next message should not overwrite the current one. | |
77 * msg_scrolled How many lines the screen has been scrolled (because of | |
78 * messages). Used in update_screen() to scroll the screen | |
79 * back. Incremented each time the screen scrolls a line. | |
80 * msg_scrolled_ign TRUE when msg_scrolled is non-zero and msg_puts_attr() | |
81 * writes something without scrolling should not make | |
82 * need_wait_return to be set. This is a hack to make ":ts" | |
83 * work without an extra prompt. | |
84 * lines_left Number of lines available for messages before the | |
3240 | 85 * more-prompt is to be given. -1 when not set. |
7 | 86 * need_wait_return TRUE when the hit-return prompt is needed. |
87 * Reset: After giving the hit-return prompt, when the user | |
88 * has answered some other prompt. | |
89 * Set: When the ruler or typeahead display is overwritten, | |
90 * scrolling the screen for some message. | |
91 * keep_msg Message to be displayed after redrawing the screen, in | |
92 * main_loop(). | |
93 * This is an allocated string or NULL when not used. | |
94 */ | |
95 | |
96 /* | |
97 * msg(s) - displays the string 's' on the status line | |
98 * When terminal not initialized (yet) mch_errmsg(..) is used. | |
99 * return TRUE if wait_return not called | |
100 */ | |
101 int | |
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102 msg(char_u *s) |
7 | 103 { |
104 return msg_attr_keep(s, 0, FALSE); | |
105 } | |
106 | |
291 | 107 #if defined(FEAT_EVAL) || defined(FEAT_X11) || defined(USE_XSMP) \ |
1924 | 108 || defined(FEAT_GUI_GTK) || defined(PROTO) |
291 | 109 /* |
110 * Like msg() but keep it silent when 'verbosefile' is set. | |
111 */ | |
112 int | |
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113 verb_msg(char_u *s) |
291 | 114 { |
115 int n; | |
116 | |
117 verbose_enter(); | |
118 n = msg_attr_keep(s, 0, FALSE); | |
119 verbose_leave(); | |
120 | |
121 return n; | |
122 } | |
123 #endif | |
124 | |
7 | 125 int |
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126 msg_attr(char_u *s, int attr) |
7 | 127 { |
128 return msg_attr_keep(s, attr, FALSE); | |
129 } | |
130 | |
131 int | |
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132 msg_attr_keep( |
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133 char_u *s, |
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134 int attr, |
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135 int keep) /* TRUE: set keep_msg if it doesn't scroll */ |
7 | 136 { |
137 static int entered = 0; | |
138 int retval; | |
139 char_u *buf = NULL; | |
140 | |
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141 /* Skip messages not matching ":filter pattern". |
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142 * Don't filter when there is an error. */ |
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143 if (!emsg_on_display && message_filtered(s)) |
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144 return TRUE; |
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145 |
7 | 146 #ifdef FEAT_EVAL |
147 if (attr == 0) | |
148 set_vim_var_string(VV_STATUSMSG, s, -1); | |
149 #endif | |
150 | |
151 /* | |
152 * It is possible that displaying a messages causes a problem (e.g., | |
153 * when redrawing the window), which causes another message, etc.. To | |
154 * break this loop, limit the recursiveness to 3 levels. | |
155 */ | |
156 if (entered >= 3) | |
157 return TRUE; | |
158 ++entered; | |
159 | |
160 /* Add message to history (unless it's a repeated kept message or a | |
161 * truncated message) */ | |
162 if (s != keep_msg | |
163 || (*s != '<' | |
164 && last_msg_hist != NULL | |
165 && last_msg_hist->msg != NULL | |
166 && STRCMP(s, last_msg_hist->msg))) | |
167 add_msg_hist(s, -1, attr); | |
168 | |
169 /* When displaying keep_msg, don't let msg_start() free it, caller must do | |
170 * that. */ | |
171 if (s == keep_msg) | |
172 keep_msg = NULL; | |
173 | |
174 /* Truncate the message if needed. */ | |
513 | 175 msg_start(); |
176 buf = msg_strtrunc(s, FALSE); | |
7 | 177 if (buf != NULL) |
178 s = buf; | |
179 | |
180 msg_outtrans_attr(s, attr); | |
181 msg_clr_eos(); | |
182 retval = msg_end(); | |
183 | |
184 if (keep && retval && vim_strsize(s) < (int)(Rows - cmdline_row - 1) | |
185 * Columns + sc_col) | |
678 | 186 set_keep_msg(s, 0); |
7 | 187 |
188 vim_free(buf); | |
189 --entered; | |
190 return retval; | |
191 } | |
192 | |
193 /* | |
194 * Truncate a string such that it can be printed without causing a scroll. | |
195 * Returns an allocated string or NULL when no truncating is done. | |
196 */ | |
197 char_u * | |
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198 msg_strtrunc( |
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199 char_u *s, |
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200 int force) /* always truncate */ |
7 | 201 { |
202 char_u *buf = NULL; | |
203 int len; | |
204 int room; | |
205 | |
206 /* May truncate message to avoid a hit-return prompt */ | |
513 | 207 if ((!msg_scroll && !need_wait_return && shortmess(SHM_TRUNCALL) |
208 && !exmode_active && msg_silent == 0) || force) | |
7 | 209 { |
210 len = vim_strsize(s); | |
539 | 211 if (msg_scrolled != 0) |
513 | 212 /* Use all the columns. */ |
213 room = (int)(Rows - msg_row) * Columns - 1; | |
214 else | |
215 /* Use up to 'showcmd' column. */ | |
216 room = (int)(Rows - msg_row - 1) * Columns + sc_col - 1; | |
7 | 217 if (len > room && room > 0) |
218 { | |
219 #ifdef FEAT_MBYTE | |
220 if (enc_utf8) | |
221 /* may have up to 18 bytes per cell (6 per char, up to two | |
222 * composing chars) */ | |
3277 | 223 len = (room + 2) * 18; |
7 | 224 else if (enc_dbcs == DBCS_JPNU) |
225 /* may have up to 2 bytes per cell for euc-jp */ | |
3277 | 226 len = (room + 2) * 2; |
7 | 227 else |
228 #endif | |
3277 | 229 len = room + 2; |
230 buf = alloc(len); | |
7 | 231 if (buf != NULL) |
3277 | 232 trunc_string(s, buf, room, len); |
7 | 233 } |
234 } | |
235 return buf; | |
236 } | |
237 | |
238 /* | |
239 * Truncate a string "s" to "buf" with cell width "room". | |
240 * "s" and "buf" may be equal. | |
241 */ | |
242 void | |
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243 trunc_string( |
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244 char_u *s, |
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245 char_u *buf, |
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246 int room_in, |
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247 int buflen) |
7 | 248 { |
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249 size_t room = room_in - 3; /* "..." takes 3 chars */ |
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250 size_t half; |
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251 size_t len = 0; |
7 | 252 int e; |
253 int i; | |
254 int n; | |
255 | |
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256 if (room_in < 3) |
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257 room = 0; |
7 | 258 half = room / 2; |
259 | |
260 /* First part: Start of the string. */ | |
3277 | 261 for (e = 0; len < half && e < buflen; ++e) |
7 | 262 { |
263 if (s[e] == NUL) | |
264 { | |
265 /* text fits without truncating! */ | |
266 buf[e] = NUL; | |
267 return; | |
268 } | |
269 n = ptr2cells(s + e); | |
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270 if (len + n > half) |
7 | 271 break; |
272 len += n; | |
273 buf[e] = s[e]; | |
274 #ifdef FEAT_MBYTE | |
275 if (has_mbyte) | |
474 | 276 for (n = (*mb_ptr2len)(s + e); --n > 0; ) |
7 | 277 { |
3277 | 278 if (++e == buflen) |
279 break; | |
7 | 280 buf[e] = s[e]; |
281 } | |
282 #endif | |
283 } | |
284 | |
285 /* Last part: End of the string. */ | |
286 i = e; | |
287 #ifdef FEAT_MBYTE | |
288 if (enc_dbcs != 0) | |
289 { | |
290 /* For DBCS going backwards in a string is slow, but | |
291 * computing the cell width isn't too slow: go forward | |
292 * until the rest fits. */ | |
293 n = vim_strsize(s + i); | |
294 while (len + n > room) | |
295 { | |
296 n -= ptr2cells(s + i); | |
474 | 297 i += (*mb_ptr2len)(s + i); |
7 | 298 } |
299 } | |
300 else if (enc_utf8) | |
301 { | |
302 /* For UTF-8 we can go backwards easily. */ | |
714 | 303 half = i = (int)STRLEN(s); |
7 | 304 for (;;) |
305 { | |
714 | 306 do |
307 half = half - (*mb_head_off)(s, s + half - 1) - 1; | |
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308 while (half > 0 && utf_iscomposing(utf_ptr2char(s + half))); |
7 | 309 n = ptr2cells(s + half); |
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310 if (len + n > room || half == 0) |
7 | 311 break; |
312 len += n; | |
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313 i = (int)half; |
7 | 314 } |
315 } | |
316 else | |
317 #endif | |
318 { | |
319 for (i = (int)STRLEN(s); len + (n = ptr2cells(s + i - 1)) <= room; --i) | |
320 len += n; | |
321 } | |
322 | |
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323 |
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324 if (i <= e + 3) |
3277 | 325 { |
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326 /* text fits without truncating */ |
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327 if (s != buf) |
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328 { |
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329 len = STRLEN(s); |
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330 if (len >= (size_t)buflen) |
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331 len = buflen - 1; |
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332 len = len - e + 1; |
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333 if (len < 1) |
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334 buf[e - 1] = NUL; |
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335 else |
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336 mch_memmove(buf + e, s + e, len); |
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337 } |
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338 } |
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339 else if (e + 3 < buflen) |
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340 { |
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341 /* set the middle and copy the last part */ |
3277 | 342 mch_memmove(buf + e, "...", (size_t)3); |
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343 len = STRLEN(s + i) + 1; |
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344 if (len >= (size_t)buflen - e - 3) |
3277 | 345 len = buflen - e - 3 - 1; |
346 mch_memmove(buf + e + 3, s + i, len); | |
347 buf[e + 3 + len - 1] = NUL; | |
348 } | |
349 else | |
350 { | |
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351 /* can't fit in the "...", just truncate it */ |
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352 buf[e - 1] = NUL; |
3277 | 353 } |
7 | 354 } |
355 | |
356 /* | |
357 * Automatic prototype generation does not understand this function. | |
358 * Note: Caller of smgs() and smsg_attr() must check the resulting string is | |
359 * shorter than IOSIZE!!! | |
360 */ | |
361 #ifndef PROTO | |
362 | |
272 | 363 int vim_snprintf(char *str, size_t str_m, char *fmt, ...); |
364 | |
7 | 365 int |
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366 # ifdef __BORLANDC__ |
7 | 367 _RTLENTRYF |
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368 # endif |
7 | 369 smsg(char_u *s, ...) |
370 { | |
371 va_list arglist; | |
372 | |
373 va_start(arglist, s); | |
449 | 374 vim_vsnprintf((char *)IObuff, IOSIZE, (char *)s, arglist, NULL); |
7 | 375 va_end(arglist); |
376 return msg(IObuff); | |
377 } | |
378 | |
379 int | |
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380 # ifdef __BORLANDC__ |
7 | 381 _RTLENTRYF |
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382 # endif |
7 | 383 smsg_attr(int attr, char_u *s, ...) |
384 { | |
385 va_list arglist; | |
386 | |
387 va_start(arglist, s); | |
449 | 388 vim_vsnprintf((char *)IObuff, IOSIZE, (char *)s, arglist, NULL); |
7 | 389 va_end(arglist); |
390 return msg_attr(IObuff, attr); | |
391 } | |
392 | |
393 #endif | |
394 | |
395 /* | |
396 * Remember the last sourcing name/lnum used in an error message, so that it | |
397 * isn't printed each time when it didn't change. | |
398 */ | |
399 static int last_sourcing_lnum = 0; | |
400 static char_u *last_sourcing_name = NULL; | |
401 | |
402 /* | |
403 * Reset the last used sourcing name/lnum. Makes sure it is displayed again | |
404 * for the next error message; | |
405 */ | |
360 | 406 void |
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407 reset_last_sourcing(void) |
7 | 408 { |
409 vim_free(last_sourcing_name); | |
410 last_sourcing_name = NULL; | |
411 last_sourcing_lnum = 0; | |
412 } | |
413 | |
414 /* | |
16 | 415 * Return TRUE if "sourcing_name" differs from "last_sourcing_name". |
416 */ | |
417 static int | |
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418 other_sourcing_name(void) |
16 | 419 { |
420 if (sourcing_name != NULL) | |
421 { | |
422 if (last_sourcing_name != NULL) | |
423 return STRCMP(sourcing_name, last_sourcing_name) != 0; | |
424 return TRUE; | |
425 } | |
426 return FALSE; | |
427 } | |
428 | |
429 /* | |
7 | 430 * Get the message about the source, as used for an error message. |
431 * Returns an allocated string with room for one more character. | |
432 * Returns NULL when no message is to be given. | |
433 */ | |
434 static char_u * | |
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435 get_emsg_source(void) |
7 | 436 { |
437 char_u *Buf, *p; | |
438 | |
16 | 439 if (sourcing_name != NULL && other_sourcing_name()) |
7 | 440 { |
441 p = (char_u *)_("Error detected while processing %s:"); | |
442 Buf = alloc((unsigned)(STRLEN(sourcing_name) + STRLEN(p))); | |
443 if (Buf != NULL) | |
444 sprintf((char *)Buf, (char *)p, sourcing_name); | |
445 return Buf; | |
446 } | |
447 return NULL; | |
448 } | |
449 | |
450 /* | |
451 * Get the message about the source lnum, as used for an error message. | |
452 * Returns an allocated string with room for one more character. | |
453 * Returns NULL when no message is to be given. | |
454 */ | |
455 static char_u * | |
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456 get_emsg_lnum(void) |
7 | 457 { |
458 char_u *Buf, *p; | |
459 | |
460 /* lnum is 0 when executing a command from the command line | |
461 * argument, we don't want a line number then */ | |
462 if (sourcing_name != NULL | |
16 | 463 && (other_sourcing_name() || sourcing_lnum != last_sourcing_lnum) |
7 | 464 && sourcing_lnum != 0) |
465 { | |
466 p = (char_u *)_("line %4ld:"); | |
467 Buf = alloc((unsigned)(STRLEN(p) + 20)); | |
468 if (Buf != NULL) | |
469 sprintf((char *)Buf, (char *)p, (long)sourcing_lnum); | |
470 return Buf; | |
471 } | |
472 return NULL; | |
473 } | |
474 | |
475 /* | |
16 | 476 * Display name and line number for the source of an error. |
477 * Remember the file name and line number, so that for the next error the info | |
478 * is only displayed if it changed. | |
479 */ | |
480 void | |
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481 msg_source(int attr) |
16 | 482 { |
483 char_u *p; | |
484 | |
485 ++no_wait_return; | |
486 p = get_emsg_source(); | |
487 if (p != NULL) | |
488 { | |
489 msg_attr(p, attr); | |
490 vim_free(p); | |
491 } | |
492 p = get_emsg_lnum(); | |
493 if (p != NULL) | |
494 { | |
495 msg_attr(p, hl_attr(HLF_N)); | |
496 vim_free(p); | |
497 last_sourcing_lnum = sourcing_lnum; /* only once for each line */ | |
498 } | |
499 | |
500 /* remember the last sourcing name printed, also when it's empty */ | |
36 | 501 if (sourcing_name == NULL || other_sourcing_name()) |
16 | 502 { |
503 vim_free(last_sourcing_name); | |
504 if (sourcing_name == NULL) | |
505 last_sourcing_name = NULL; | |
506 else | |
507 last_sourcing_name = vim_strsave(sourcing_name); | |
508 } | |
509 --no_wait_return; | |
510 } | |
511 | |
512 /* | |
840 | 513 * Return TRUE if not giving error messages right now: |
514 * If "emsg_off" is set: no error messages at the moment. | |
515 * If "msg" is in 'debug': do error message but without side effects. | |
516 * If "emsg_skip" is set: never do error messages. | |
517 */ | |
518 int | |
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519 emsg_not_now(void) |
840 | 520 { |
521 if ((emsg_off > 0 && vim_strchr(p_debug, 'm') == NULL | |
522 && vim_strchr(p_debug, 't') == NULL) | |
523 #ifdef FEAT_EVAL | |
524 || emsg_skip > 0 | |
525 #endif | |
526 ) | |
527 return TRUE; | |
528 return FALSE; | |
529 } | |
530 | |
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531 #if !defined(HAVE_STRERROR) || defined(PROTO) |
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532 /* |
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533 * Replacement for perror() that behaves more or less like emsg() was called. |
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534 * v:errmsg will be set and called_emsg will be set. |
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535 */ |
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536 void |
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537 do_perror(char *msg) |
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538 { |
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539 perror(msg); |
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540 ++emsg_silent; |
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541 emsg((char_u *)msg); |
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542 --emsg_silent; |
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543 } |
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544 #endif |
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545 |
840 | 546 /* |
7 | 547 * emsg() - display an error message |
548 * | |
549 * Rings the bell, if appropriate, and calls message() to do the real work | |
550 * When terminal not initialized (yet) mch_errmsg(..) is used. | |
551 * | |
552 * return TRUE if wait_return not called | |
553 */ | |
554 int | |
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555 emsg(char_u *s) |
7 | 556 { |
557 int attr; | |
558 char_u *p; | |
559 #ifdef FEAT_EVAL | |
560 int ignore = FALSE; | |
561 int severe; | |
562 #endif | |
563 | |
2679 | 564 /* Skip this if not giving error messages at the moment. */ |
565 if (emsg_not_now()) | |
566 return TRUE; | |
567 | |
7 | 568 called_emsg = TRUE; |
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569 if (emsg_silent == 0) |
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570 ex_exitval = 1; |
7 | 571 |
572 /* | |
105 | 573 * If "emsg_severe" is TRUE: When an error exception is to be thrown, |
574 * prefer this message over previous messages for the same command. | |
7 | 575 */ |
576 #ifdef FEAT_EVAL | |
577 severe = emsg_severe; | |
578 emsg_severe = FALSE; | |
579 #endif | |
580 | |
839 | 581 if (!emsg_off || vim_strchr(p_debug, 't') != NULL) |
7 | 582 { |
583 #ifdef FEAT_EVAL | |
584 /* | |
585 * Cause a throw of an error exception if appropriate. Don't display | |
586 * the error message in this case. (If no matching catch clause will | |
587 * be found, the message will be displayed later on.) "ignore" is set | |
588 * when the message should be ignored completely (used for the | |
589 * interrupt message). | |
590 */ | |
591 if (cause_errthrow(s, severe, &ignore) == TRUE) | |
592 { | |
593 if (!ignore) | |
594 did_emsg = TRUE; | |
595 return TRUE; | |
596 } | |
597 | |
598 /* set "v:errmsg", also when using ":silent! cmd" */ | |
599 set_vim_var_string(VV_ERRMSG, s, -1); | |
600 #endif | |
601 | |
602 /* | |
1619 | 603 * When using ":silent! cmd" ignore error messages. |
7 | 604 * But do write it to the redirection file. |
605 */ | |
606 if (emsg_silent != 0) | |
607 { | |
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608 if (emsg_noredir == 0) |
7 | 609 { |
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610 msg_start(); |
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611 p = get_emsg_source(); |
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612 if (p != NULL) |
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613 { |
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614 STRCAT(p, "\n"); |
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615 redir_write(p, -1); |
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616 vim_free(p); |
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617 } |
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618 p = get_emsg_lnum(); |
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619 if (p != NULL) |
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620 { |
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621 STRCAT(p, "\n"); |
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622 redir_write(p, -1); |
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623 vim_free(p); |
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624 } |
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625 redir_write(s, -1); |
7 | 626 } |
627 return TRUE; | |
628 } | |
629 | |
630 /* Reset msg_silent, an error causes messages to be switched back on. */ | |
631 msg_silent = 0; | |
632 cmd_silent = FALSE; | |
633 | |
634 if (global_busy) /* break :global command */ | |
635 ++global_busy; | |
636 | |
637 if (p_eb) | |
638 beep_flush(); /* also includes flush_buffers() */ | |
639 else | |
640 flush_buffers(FALSE); /* flush internal buffers */ | |
641 did_emsg = TRUE; /* flag for DoOneCmd() */ | |
642 } | |
643 | |
644 emsg_on_display = TRUE; /* remember there is an error message */ | |
645 ++msg_scroll; /* don't overwrite a previous message */ | |
646 attr = hl_attr(HLF_E); /* set highlight mode for error messages */ | |
539 | 647 if (msg_scrolled != 0) |
7 | 648 need_wait_return = TRUE; /* needed in case emsg() is called after |
649 * wait_return has reset need_wait_return | |
650 * and a redraw is expected because | |
651 * msg_scrolled is non-zero */ | |
652 | |
653 /* | |
654 * Display name and line number for the source of the error. | |
655 */ | |
16 | 656 msg_source(attr); |
7 | 657 |
658 /* | |
659 * Display the error message itself. | |
660 */ | |
16 | 661 msg_nowait = FALSE; /* wait for this msg */ |
7 | 662 return msg_attr(s, attr); |
663 } | |
664 | |
10359
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665 |
7 | 666 /* |
667 * Print an error message with one "%s" and one string argument. | |
668 */ | |
669 int | |
7827
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670 emsg2(char_u *s, char_u *a1) |
7 | 671 { |
672 return emsg3(s, a1, NULL); | |
673 } | |
674 | |
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675 /* |
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676 * Print an error message with one or two "%s" and one or two string arguments. |
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677 * This is not in message.c to avoid a warning for prototypes. |
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678 */ |
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679 int |
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680 emsg3(char_u *s, char_u *a1, char_u *a2) |
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681 { |
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682 if (emsg_not_now()) |
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683 return TRUE; /* no error messages at the moment */ |
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684 vim_snprintf((char *)IObuff, IOSIZE, (char *)s, a1, a2); |
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685 return emsg(IObuff); |
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686 } |
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687 |
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688 /* |
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689 * Print an error message with one "%ld" and one long int argument. |
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690 * This is not in message.c to avoid a warning for prototypes. |
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691 */ |
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692 int |
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693 emsgn(char_u *s, long n) |
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694 { |
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695 if (emsg_not_now()) |
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696 return TRUE; /* no error messages at the moment */ |
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697 vim_snprintf((char *)IObuff, IOSIZE, (char *)s, n); |
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698 return emsg(IObuff); |
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699 } |
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700 |
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701 /* |
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702 * Same as emsg(...), but abort on error when ABORT_ON_INTERNAL_ERROR is |
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703 * defined. It is used for internal errors only, so that they can be |
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704 * detected when fuzzing vim. |
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705 */ |
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706 void |
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707 iemsg(char_u *s) |
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708 { |
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709 msg(s); |
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710 #ifdef ABORT_ON_INTERNAL_ERROR |
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711 abort(); |
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712 #endif |
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713 } |
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714 |
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715 |
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716 /* |
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717 * Same as emsg2(...) but abort on error when ABORT_ON_INTERNAL_ERROR is |
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718 * defined. It is used for internal errors only, so that they can be |
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719 * detected when fuzzing vim. |
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720 */ |
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721 void |
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722 iemsg2(char_u *s, char_u *a1) |
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723 { |
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724 emsg2(s, a1); |
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725 #ifdef ABORT_ON_INTERNAL_ERROR |
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726 abort(); |
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727 #endif |
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728 } |
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729 |
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730 /* |
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731 * Same as emsgn(...) but abort on error when ABORT_ON_INTERNAL_ERROR is |
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732 * defined. It is used for internal errors only, so that they can be |
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733 * detected when fuzzing vim. |
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734 */ |
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735 void |
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736 iemsgn(char_u *s, long n) |
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737 { |
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738 emsgn(s, n); |
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739 #ifdef ABORT_ON_INTERNAL_ERROR |
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740 abort(); |
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741 #endif |
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742 } |
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743 |
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744 /* |
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745 * Give an "Internal error" message. |
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746 */ |
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747 void |
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748 internal_error(char *where) |
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749 { |
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750 IEMSG2(_(e_intern2), where); |
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751 } |
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752 |
330 | 753 /* emsg3() and emsgn() are in misc2.c to avoid warnings for the prototypes. */ |
7 | 754 |
167 | 755 void |
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756 emsg_invreg(int name) |
167 | 757 { |
758 EMSG2(_("E354: Invalid register name: '%s'"), transchar(name)); | |
759 } | |
760 | |
7 | 761 /* |
762 * Like msg(), but truncate to a single line if p_shm contains 't', or when | |
763 * "force" is TRUE. This truncates in another way as for normal messages. | |
764 * Careful: The string may be changed by msg_may_trunc()! | |
765 * Returns a pointer to the printed message, if wait_return() not called. | |
766 */ | |
767 char_u * | |
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768 msg_trunc_attr(char_u *s, int force, int attr) |
7 | 769 { |
770 int n; | |
771 | |
772 /* Add message to history before truncating */ | |
773 add_msg_hist(s, -1, attr); | |
774 | |
775 s = msg_may_trunc(force, s); | |
776 | |
777 msg_hist_off = TRUE; | |
778 n = msg_attr(s, attr); | |
779 msg_hist_off = FALSE; | |
780 | |
781 if (n) | |
782 return s; | |
783 return NULL; | |
784 } | |
785 | |
786 /* | |
787 * Check if message "s" should be truncated at the start (for filenames). | |
788 * Return a pointer to where the truncated message starts. | |
789 * Note: May change the message by replacing a character with '<'. | |
790 */ | |
791 char_u * | |
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792 msg_may_trunc(int force, char_u *s) |
7 | 793 { |
794 int n; | |
795 int room; | |
796 | |
797 room = (int)(Rows - cmdline_row - 1) * Columns + sc_col - 1; | |
798 if ((force || (shortmess(SHM_TRUNC) && !exmode_active)) | |
799 && (n = (int)STRLEN(s) - room) > 0) | |
800 { | |
801 #ifdef FEAT_MBYTE | |
802 if (has_mbyte) | |
803 { | |
804 int size = vim_strsize(s); | |
805 | |
615 | 806 /* There may be room anyway when there are multibyte chars. */ |
807 if (size <= room) | |
808 return s; | |
809 | |
7 | 810 for (n = 0; size >= room; ) |
811 { | |
812 size -= (*mb_ptr2cells)(s + n); | |
474 | 813 n += (*mb_ptr2len)(s + n); |
7 | 814 } |
815 --n; | |
816 } | |
817 #endif | |
818 s += n; | |
819 *s = '<'; | |
820 } | |
821 return s; | |
822 } | |
823 | |
824 static void | |
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825 add_msg_hist( |
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826 char_u *s, |
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827 int len, /* -1 for undetermined length */ |
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828 int attr) |
7 | 829 { |
830 struct msg_hist *p; | |
831 | |
832 if (msg_hist_off || msg_silent != 0) | |
833 return; | |
834 | |
835 /* Don't let the message history get too big */ | |
625 | 836 while (msg_hist_len > MAX_MSG_HIST_LEN) |
355 | 837 (void)delete_first_msg(); |
838 | |
7 | 839 /* allocate an entry and add the message at the end of the history */ |
840 p = (struct msg_hist *)alloc((int)sizeof(struct msg_hist)); | |
841 if (p != NULL) | |
842 { | |
843 if (len < 0) | |
844 len = (int)STRLEN(s); | |
845 /* remove leading and trailing newlines */ | |
846 while (len > 0 && *s == '\n') | |
847 { | |
848 ++s; | |
849 --len; | |
850 } | |
851 while (len > 0 && s[len - 1] == '\n') | |
852 --len; | |
853 p->msg = vim_strnsave(s, len); | |
854 p->next = NULL; | |
855 p->attr = attr; | |
856 if (last_msg_hist != NULL) | |
857 last_msg_hist->next = p; | |
858 last_msg_hist = p; | |
859 if (first_msg_hist == NULL) | |
860 first_msg_hist = last_msg_hist; | |
861 ++msg_hist_len; | |
862 } | |
863 } | |
864 | |
865 /* | |
355 | 866 * Delete the first (oldest) message from the history. |
867 * Returns FAIL if there are no messages. | |
868 */ | |
869 int | |
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870 delete_first_msg(void) |
355 | 871 { |
872 struct msg_hist *p; | |
873 | |
874 if (msg_hist_len <= 0) | |
875 return FAIL; | |
876 p = first_msg_hist; | |
877 first_msg_hist = p->next; | |
1619 | 878 if (first_msg_hist == NULL) |
2311
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879 last_msg_hist = NULL; /* history is empty */ |
355 | 880 vim_free(p->msg); |
881 vim_free(p); | |
882 --msg_hist_len; | |
883 return OK; | |
884 } | |
885 | |
886 /* | |
7 | 887 * ":messages" command. |
888 */ | |
889 void | |
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890 ex_messages(exarg_T *eap) |
7 | 891 { |
892 struct msg_hist *p; | |
893 char_u *s; | |
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894 int c = 0; |
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895 |
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896 if (STRCMP(eap->arg, "clear") == 0) |
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897 { |
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898 int keep = eap->addr_count == 0 ? 0 : eap->line2; |
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899 |
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900 while (msg_hist_len > keep) |
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901 (void)delete_first_msg(); |
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902 return; |
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903 } |
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904 |
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905 if (*eap->arg != NUL) |
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906 { |
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907 EMSG(_(e_invarg)); |
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908 return; |
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909 } |
7 | 910 |
911 msg_hist_off = TRUE; | |
912 | |
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913 p = first_msg_hist; |
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914 if (eap->addr_count != 0) |
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915 { |
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916 /* Count total messages */ |
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917 for (; p != NULL && !got_int; p = p->next) |
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918 c++; |
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919 |
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920 c -= eap->line2; |
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921 |
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922 /* Skip without number of messages specified */ |
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923 for (p = first_msg_hist; p != NULL && !got_int && c > 0; |
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924 p = p->next, c--); |
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925 } |
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926 |
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927 if (p == first_msg_hist) |
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928 { |
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929 s = mch_getenv((char_u *)"LANG"); |
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930 if (s != NULL && *s != NUL) |
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931 msg_attr((char_u *) |
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932 _("Messages maintainer: Bram Moolenaar <Bram@vim.org>"), |
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933 hl_attr(HLF_T)); |
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934 } |
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935 |
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936 /* Display what was not skipped. */ |
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937 for (; p != NULL && !got_int; p = p->next) |
7 | 938 if (p->msg != NULL) |
939 msg_attr(p->msg, p->attr); | |
940 | |
941 msg_hist_off = FALSE; | |
942 } | |
943 | |
28 | 944 #if defined(FEAT_CON_DIALOG) || defined(FIND_REPLACE_DIALOG) || defined(PROTO) |
7 | 945 /* |
946 * Call this after prompting the user. This will avoid a hit-return message | |
947 * and a delay. | |
948 */ | |
28 | 949 void |
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950 msg_end_prompt(void) |
7 | 951 { |
952 need_wait_return = FALSE; | |
953 emsg_on_display = FALSE; | |
954 cmdline_row = msg_row; | |
955 msg_col = 0; | |
956 msg_clr_eos(); | |
3240 | 957 lines_left = -1; |
7 | 958 } |
959 #endif | |
960 | |
961 /* | |
962 * wait for the user to hit a key (normally a return) | |
963 * if 'redraw' is TRUE, clear and redraw the screen | |
964 * if 'redraw' is FALSE, just redraw the screen | |
965 * if 'redraw' is -1, don't redraw at all | |
966 */ | |
967 void | |
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968 wait_return(int redraw) |
7 | 969 { |
970 int c; | |
971 int oldState; | |
972 int tmpState; | |
973 int had_got_int; | |
5430 | 974 int save_Recording; |
975 FILE *save_scriptout; | |
7 | 976 |
977 if (redraw == TRUE) | |
978 must_redraw = CLEAR; | |
979 | |
980 /* If using ":silent cmd", don't wait for a return. Also don't set | |
981 * need_wait_return to do it later. */ | |
982 if (msg_silent != 0) | |
983 return; | |
984 | |
2723 | 985 /* |
986 * When inside vgetc(), we can't wait for a typed character at all. | |
987 * With the global command (and some others) we only need one return at | |
988 * the end. Adjust cmdline_row to avoid the next message overwriting the | |
989 * last one. | |
990 */ | |
822 | 991 if (vgetc_busy > 0) |
7 | 992 return; |
2723 | 993 need_wait_return = TRUE; |
7 | 994 if (no_wait_return) |
995 { | |
996 if (!exmode_active) | |
997 cmdline_row = msg_row; | |
998 return; | |
999 } | |
1000 | |
1001 redir_off = TRUE; /* don't redirect this message */ | |
1002 oldState = State; | |
1003 if (quit_more) | |
1004 { | |
1005 c = CAR; /* just pretend CR was hit */ | |
1006 quit_more = FALSE; | |
1007 got_int = FALSE; | |
1008 } | |
1009 else if (exmode_active) | |
1010 { | |
1011 MSG_PUTS(" "); /* make sure the cursor is on the right line */ | |
1012 c = CAR; /* no need for a return in ex mode */ | |
1013 got_int = FALSE; | |
1014 } | |
1015 else | |
1016 { | |
1017 /* Make sure the hit-return prompt is on screen when 'guioptions' was | |
1018 * just changed. */ | |
1019 screenalloc(FALSE); | |
1020 | |
1021 State = HITRETURN; | |
1022 #ifdef FEAT_MOUSE | |
1023 setmouse(); | |
1024 #endif | |
1025 #ifdef USE_ON_FLY_SCROLL | |
1026 dont_scroll = TRUE; /* disallow scrolling here */ | |
1027 #endif | |
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1028 cmdline_row = msg_row; |
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|
1029 |
4325 | 1030 /* Avoid the sequence that the user types ":" at the hit-return prompt |
1031 * to start an Ex command, but the file-changed dialog gets in the | |
1032 * way. */ | |
1033 if (need_check_timestamps) | |
1034 check_timestamps(FALSE); | |
1035 | |
7 | 1036 hit_return_msg(); |
1037 | |
1038 do | |
1039 { | |
1040 /* Remember "got_int", if it is set vgetc() probably returns a | |
1041 * CTRL-C, but we need to loop then. */ | |
1042 had_got_int = got_int; | |
280 | 1043 |
1044 /* Don't do mappings here, we put the character back in the | |
1045 * typeahead buffer. */ | |
1046 ++no_mapping; | |
1047 ++allow_keys; | |
5430 | 1048 |
1049 /* Temporarily disable Recording. If Recording is active, the | |
1050 * character will be recorded later, since it will be added to the | |
1051 * typebuf after the loop */ | |
1052 save_Recording = Recording; | |
1053 save_scriptout = scriptout; | |
1054 Recording = FALSE; | |
1055 scriptout = NULL; | |
7 | 1056 c = safe_vgetc(); |
216 | 1057 if (had_got_int && !global_busy) |
7 | 1058 got_int = FALSE; |
280 | 1059 --no_mapping; |
1060 --allow_keys; | |
5430 | 1061 Recording = save_Recording; |
1062 scriptout = save_scriptout; | |
280 | 1063 |
7 | 1064 #ifdef FEAT_CLIPBOARD |
1065 /* Strange way to allow copying (yanking) a modeless selection at | |
1066 * the hit-enter prompt. Use CTRL-Y, because the same is used in | |
1067 * Cmdline-mode and it's harmless when there is no selection. */ | |
1068 if (c == Ctrl_Y && clip_star.state == SELECT_DONE) | |
1069 { | |
1070 clip_copy_modeless_selection(TRUE); | |
1071 c = K_IGNORE; | |
1072 } | |
1073 #endif | |
1381 | 1074 |
698 | 1075 /* |
1076 * Allow scrolling back in the messages. | |
1077 * Also accept scroll-down commands when messages fill the screen, | |
1078 * to avoid that typing one 'j' too many makes the messages | |
1079 * disappear. | |
1080 */ | |
1081 if (p_more && !p_cp) | |
446 | 1082 { |
4234 | 1083 if (c == 'b' || c == 'k' || c == 'u' || c == 'g' |
1084 || c == K_UP || c == K_PAGEUP) | |
446 | 1085 { |
4234 | 1086 if (msg_scrolled > Rows) |
1087 /* scroll back to show older messages */ | |
1088 do_more_prompt(c); | |
1089 else | |
1090 { | |
1091 msg_didout = FALSE; | |
1092 c = K_IGNORE; | |
1093 msg_col = | |
1094 #ifdef FEAT_RIGHTLEFT | |
1095 cmdmsg_rl ? Columns - 1 : | |
1096 #endif | |
1097 0; | |
1098 } | |
698 | 1099 if (quit_more) |
1100 { | |
1101 c = CAR; /* just pretend CR was hit */ | |
1102 quit_more = FALSE; | |
1103 got_int = FALSE; | |
1104 } | |
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1105 else if (c != K_IGNORE) |
698 | 1106 { |
1107 c = K_IGNORE; | |
1108 hit_return_msg(); | |
1109 } | |
446 | 1110 } |
698 | 1111 else if (msg_scrolled > Rows - 2 |
4234 | 1112 && (c == 'j' || c == 'd' || c == 'f' |
1113 || c == K_DOWN || c == K_PAGEDOWN)) | |
446 | 1114 c = K_IGNORE; |
1115 } | |
7 | 1116 } while ((had_got_int && c == Ctrl_C) |
1117 || c == K_IGNORE | |
1118 #ifdef FEAT_GUI | |
1119 || c == K_VER_SCROLLBAR || c == K_HOR_SCROLLBAR | |
1120 #endif | |
1121 #ifdef FEAT_MOUSE | |
1122 || c == K_LEFTDRAG || c == K_LEFTRELEASE | |
1123 || c == K_MIDDLEDRAG || c == K_MIDDLERELEASE | |
1124 || c == K_RIGHTDRAG || c == K_RIGHTRELEASE | |
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1125 || c == K_MOUSELEFT || c == K_MOUSERIGHT |
7 | 1126 || c == K_MOUSEDOWN || c == K_MOUSEUP |
1127 || (!mouse_has(MOUSE_RETURN) | |
1128 && mouse_row < msg_row | |
1129 && (c == K_LEFTMOUSE | |
1130 || c == K_MIDDLEMOUSE | |
1131 || c == K_RIGHTMOUSE | |
1132 || c == K_X1MOUSE | |
1133 || c == K_X2MOUSE)) | |
1134 #endif | |
1135 ); | |
1136 ui_breakcheck(); | |
1137 #ifdef FEAT_MOUSE | |
1138 /* | |
1139 * Avoid that the mouse-up event causes visual mode to start. | |
1140 */ | |
1141 if (c == K_LEFTMOUSE || c == K_MIDDLEMOUSE || c == K_RIGHTMOUSE | |
1142 || c == K_X1MOUSE || c == K_X2MOUSE) | |
1143 (void)jump_to_mouse(MOUSE_SETPOS, NULL, 0); | |
1144 else | |
1145 #endif | |
1146 if (vim_strchr((char_u *)"\r\n ", c) == NULL && c != Ctrl_C) | |
1147 { | |
280 | 1148 /* Put the character back in the typeahead buffer. Don't use the |
1149 * stuff buffer, because lmaps wouldn't work. */ | |
852 | 1150 ins_char_typebuf(c); |
7 | 1151 do_redraw = TRUE; /* need a redraw even though there is |
280 | 1152 typeahead */ |
7 | 1153 } |
1154 } | |
1155 redir_off = FALSE; | |
1156 | |
1157 /* | |
1158 * If the user hits ':', '?' or '/' we get a command line from the next | |
1159 * line. | |
1160 */ | |
1161 if (c == ':' || c == '?' || c == '/') | |
1162 { | |
1163 if (!exmode_active) | |
1164 cmdline_row = msg_row; | |
1165 skip_redraw = TRUE; /* skip redraw once */ | |
1166 do_redraw = FALSE; | |
1167 } | |
1168 | |
1169 /* | |
1170 * If the window size changed set_shellsize() will redraw the screen. | |
1171 * Otherwise the screen is only redrawn if 'redraw' is set and no ':' | |
1172 * typed. | |
1173 */ | |
1174 tmpState = State; | |
1175 State = oldState; /* restore State before set_shellsize */ | |
1176 #ifdef FEAT_MOUSE | |
1177 setmouse(); | |
1178 #endif | |
1179 msg_check(); | |
1180 | |
1181 #if defined(UNIX) || defined(VMS) | |
1182 /* | |
1183 * When switching screens, we need to output an extra newline on exit. | |
1184 */ | |
1185 if (swapping_screen() && !termcap_active) | |
1186 newline_on_exit = TRUE; | |
1187 #endif | |
1188 | |
1189 need_wait_return = FALSE; | |
1190 did_wait_return = TRUE; | |
1191 emsg_on_display = FALSE; /* can delete error message now */ | |
1192 lines_left = -1; /* reset lines_left at next msg_start() */ | |
1193 reset_last_sourcing(); | |
1194 if (keep_msg != NULL && vim_strsize(keep_msg) >= | |
1195 (Rows - cmdline_row - 1) * Columns + sc_col) | |
1196 { | |
1197 vim_free(keep_msg); | |
1198 keep_msg = NULL; /* don't redisplay message, it's too long */ | |
1199 } | |
1200 | |
1201 if (tmpState == SETWSIZE) /* got resize event while in vgetc() */ | |
1202 { | |
1203 starttermcap(); /* start termcap before redrawing */ | |
1204 shell_resized(); | |
1205 } | |
1206 else if (!skip_redraw | |
1207 && (redraw == TRUE || (msg_scrolled != 0 && redraw != -1))) | |
1208 { | |
1209 starttermcap(); /* start termcap before redrawing */ | |
1210 redraw_later(VALID); | |
1211 } | |
1212 } | |
1213 | |
1214 /* | |
1215 * Write the hit-return prompt. | |
1216 */ | |
1217 static void | |
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1218 hit_return_msg(void) |
7 | 1219 { |
446 | 1220 int save_p_more = p_more; |
1221 | |
1222 p_more = FALSE; /* don't want see this message when scrolling back */ | |
1223 if (msg_didout) /* start on a new line */ | |
7 | 1224 msg_putchar('\n'); |
1225 if (got_int) | |
1226 MSG_PUTS(_("Interrupt: ")); | |
1227 | |
446 | 1228 MSG_PUTS_ATTR(_("Press ENTER or type command to continue"), hl_attr(HLF_R)); |
7 | 1229 if (!msg_use_printf()) |
1230 msg_clr_eos(); | |
446 | 1231 p_more = save_p_more; |
7 | 1232 } |
1233 | |
1234 /* | |
1235 * Set "keep_msg" to "s". Free the old value and check for NULL pointer. | |
1236 */ | |
1237 void | |
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changeset
|
1238 set_keep_msg(char_u *s, int attr) |
7 | 1239 { |
1240 vim_free(keep_msg); | |
1241 if (s != NULL && msg_silent == 0) | |
1242 keep_msg = vim_strsave(s); | |
1243 else | |
1244 keep_msg = NULL; | |
127 | 1245 keep_msg_more = FALSE; |
678 | 1246 keep_msg_attr = attr; |
7 | 1247 } |
1248 | |
678 | 1249 #if defined(FEAT_TERMRESPONSE) || defined(PROTO) |
1250 /* | |
1251 * If there currently is a message being displayed, set "keep_msg" to it, so | |
1252 * that it will be displayed again after redraw. | |
1253 */ | |
1254 void | |
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1255 set_keep_msg_from_hist(void) |
678 | 1256 { |
1257 if (keep_msg == NULL && last_msg_hist != NULL && msg_scrolled == 0 | |
1258 && (State & NORMAL)) | |
1259 set_keep_msg(last_msg_hist->msg, last_msg_hist->attr); | |
1260 } | |
1261 #endif | |
1262 | |
7 | 1263 /* |
1264 * Prepare for outputting characters in the command line. | |
1265 */ | |
1266 void | |
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1267 msg_start(void) |
7 | 1268 { |
1269 int did_return = FALSE; | |
1270 | |
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1271 if (!msg_silent) |
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1272 { |
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1273 vim_free(keep_msg); |
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1274 keep_msg = NULL; /* don't display old message now */ |
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1275 } |
1619 | 1276 |
1277 #ifdef FEAT_EVAL | |
1278 if (need_clr_eos) | |
1279 { | |
1280 /* Halfway an ":echo" command and getting an (error) message: clear | |
1281 * any text from the command. */ | |
1282 need_clr_eos = FALSE; | |
1283 msg_clr_eos(); | |
1284 } | |
1285 #endif | |
1286 | |
7 | 1287 if (!msg_scroll && full_screen) /* overwrite last message */ |
1288 { | |
1289 msg_row = cmdline_row; | |
1290 msg_col = | |
1291 #ifdef FEAT_RIGHTLEFT | |
1292 cmdmsg_rl ? Columns - 1 : | |
1293 #endif | |
1294 0; | |
1295 } | |
1296 else if (msg_didout) /* start message on next line */ | |
1297 { | |
1298 msg_putchar('\n'); | |
1299 did_return = TRUE; | |
1300 if (exmode_active != EXMODE_NORMAL) | |
1301 cmdline_row = msg_row; | |
1302 } | |
1303 if (!msg_didany || lines_left < 0) | |
1304 msg_starthere(); | |
1305 if (msg_silent == 0) | |
1306 { | |
1307 msg_didout = FALSE; /* no output on current line yet */ | |
1308 cursor_off(); | |
1309 } | |
1310 | |
1311 /* when redirecting, may need to start a new line. */ | |
1312 if (!did_return) | |
1313 redir_write((char_u *)"\n", -1); | |
1314 } | |
1315 | |
1316 /* | |
1317 * Note that the current msg position is where messages start. | |
1318 */ | |
1319 void | |
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|
1320 msg_starthere(void) |
7 | 1321 { |
1322 lines_left = cmdline_row; | |
1323 msg_didany = FALSE; | |
1324 } | |
1325 | |
1326 void | |
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1327 msg_putchar(int c) |
7 | 1328 { |
1329 msg_putchar_attr(c, 0); | |
1330 } | |
1331 | |
1332 void | |
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1333 msg_putchar_attr(int c, int attr) |
7 | 1334 { |
1335 #ifdef FEAT_MBYTE | |
1336 char_u buf[MB_MAXBYTES + 1]; | |
1337 #else | |
1338 char_u buf[4]; | |
1339 #endif | |
1340 | |
1341 if (IS_SPECIAL(c)) | |
1342 { | |
1343 buf[0] = K_SPECIAL; | |
1344 buf[1] = K_SECOND(c); | |
1345 buf[2] = K_THIRD(c); | |
1346 buf[3] = NUL; | |
1347 } | |
1348 else | |
1349 { | |
1350 #ifdef FEAT_MBYTE | |
1351 buf[(*mb_char2bytes)(c, buf)] = NUL; | |
1352 #else | |
1353 buf[0] = c; | |
1354 buf[1] = NUL; | |
1355 #endif | |
1356 } | |
1357 msg_puts_attr(buf, attr); | |
1358 } | |
1359 | |
1360 void | |
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1361 msg_outnum(long n) |
7 | 1362 { |
1363 char_u buf[20]; | |
1364 | |
1365 sprintf((char *)buf, "%ld", n); | |
1366 msg_puts(buf); | |
1367 } | |
1368 | |
1369 void | |
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1370 msg_home_replace(char_u *fname) |
7 | 1371 { |
1372 msg_home_replace_attr(fname, 0); | |
1373 } | |
1374 | |
1375 #if defined(FEAT_FIND_ID) || defined(PROTO) | |
1376 void | |
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1377 msg_home_replace_hl(char_u *fname) |
7 | 1378 { |
1379 msg_home_replace_attr(fname, hl_attr(HLF_D)); | |
1380 } | |
1381 #endif | |
1382 | |
1383 static void | |
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1384 msg_home_replace_attr(char_u *fname, int attr) |
7 | 1385 { |
1386 char_u *name; | |
1387 | |
1388 name = home_replace_save(NULL, fname); | |
1389 if (name != NULL) | |
1390 msg_outtrans_attr(name, attr); | |
1391 vim_free(name); | |
1392 } | |
1393 | |
1394 /* | |
1395 * Output 'len' characters in 'str' (including NULs) with translation | |
1396 * if 'len' is -1, output upto a NUL character. | |
1397 * Use attributes 'attr'. | |
1398 * Return the number of characters it takes on the screen. | |
1399 */ | |
1400 int | |
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1401 msg_outtrans(char_u *str) |
7 | 1402 { |
1403 return msg_outtrans_attr(str, 0); | |
1404 } | |
1405 | |
1406 int | |
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1407 msg_outtrans_attr(char_u *str, int attr) |
7 | 1408 { |
1409 return msg_outtrans_len_attr(str, (int)STRLEN(str), attr); | |
1410 } | |
1411 | |
1412 int | |
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1413 msg_outtrans_len(char_u *str, int len) |
7 | 1414 { |
1415 return msg_outtrans_len_attr(str, len, 0); | |
1416 } | |
1417 | |
1418 /* | |
1419 * Output one character at "p". Return pointer to the next character. | |
1420 * Handles multi-byte characters. | |
1421 */ | |
1422 char_u * | |
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1423 msg_outtrans_one(char_u *p, int attr) |
7 | 1424 { |
1425 #ifdef FEAT_MBYTE | |
1426 int l; | |
1427 | |
474 | 1428 if (has_mbyte && (l = (*mb_ptr2len)(p)) > 1) |
7 | 1429 { |
1430 msg_outtrans_len_attr(p, l, attr); | |
1431 return p + l; | |
1432 } | |
1433 #endif | |
1434 msg_puts_attr(transchar_byte(*p), attr); | |
1435 return p + 1; | |
1436 } | |
1437 | |
1438 int | |
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1439 msg_outtrans_len_attr(char_u *msgstr, int len, int attr) |
7 | 1440 { |
1441 int retval = 0; | |
1442 char_u *str = msgstr; | |
1443 char_u *plain_start = msgstr; | |
1444 char_u *s; | |
1445 #ifdef FEAT_MBYTE | |
1446 int mb_l; | |
1447 int c; | |
1448 #endif | |
1449 | |
1450 /* if MSG_HIST flag set, add message to history */ | |
1451 if (attr & MSG_HIST) | |
1452 { | |
1453 add_msg_hist(str, len, attr); | |
1454 attr &= ~MSG_HIST; | |
1455 } | |
1456 | |
1457 #ifdef FEAT_MBYTE | |
1458 /* If the string starts with a composing character first draw a space on | |
1459 * which the composing char can be drawn. */ | |
1460 if (enc_utf8 && utf_iscomposing(utf_ptr2char(msgstr))) | |
1461 msg_puts_attr((char_u *)" ", attr); | |
1462 #endif | |
1463 | |
1464 /* | |
1465 * Go over the string. Special characters are translated and printed. | |
1466 * Normal characters are printed several at a time. | |
1467 */ | |
1468 while (--len >= 0) | |
1469 { | |
1470 #ifdef FEAT_MBYTE | |
1471 if (enc_utf8) | |
1472 /* Don't include composing chars after the end. */ | |
474 | 1473 mb_l = utfc_ptr2len_len(str, len + 1); |
7 | 1474 else if (has_mbyte) |
474 | 1475 mb_l = (*mb_ptr2len)(str); |
7 | 1476 else |
1477 mb_l = 1; | |
1478 if (has_mbyte && mb_l > 1) | |
1479 { | |
1480 c = (*mb_ptr2char)(str); | |
1481 if (vim_isprintc(c)) | |
1482 /* printable multi-byte char: count the cells. */ | |
1483 retval += (*mb_ptr2cells)(str); | |
1484 else | |
1485 { | |
1486 /* unprintable multi-byte char: print the printable chars so | |
1487 * far and the translation of the unprintable char. */ | |
1488 if (str > plain_start) | |
1489 msg_puts_attr_len(plain_start, (int)(str - plain_start), | |
1490 attr); | |
1491 plain_start = str + mb_l; | |
1492 msg_puts_attr(transchar(c), attr == 0 ? hl_attr(HLF_8) : attr); | |
1493 retval += char2cells(c); | |
1494 } | |
1495 len -= mb_l - 1; | |
1496 str += mb_l; | |
1497 } | |
1498 else | |
1499 #endif | |
1500 { | |
1501 s = transchar_byte(*str); | |
1502 if (s[1] != NUL) | |
1503 { | |
1504 /* unprintable char: print the printable chars so far and the | |
1505 * translation of the unprintable char. */ | |
1506 if (str > plain_start) | |
1507 msg_puts_attr_len(plain_start, (int)(str - plain_start), | |
1508 attr); | |
1509 plain_start = str + 1; | |
1510 msg_puts_attr(s, attr == 0 ? hl_attr(HLF_8) : attr); | |
1668 | 1511 retval += (int)STRLEN(s); |
7 | 1512 } |
1663 | 1513 else |
1514 ++retval; | |
7 | 1515 ++str; |
1516 } | |
1517 } | |
1518 | |
1519 if (str > plain_start) | |
1520 /* print the printable chars at the end */ | |
1521 msg_puts_attr_len(plain_start, (int)(str - plain_start), attr); | |
1522 | |
1523 return retval; | |
1524 } | |
1525 | |
1526 #if defined(FEAT_QUICKFIX) || defined(PROTO) | |
1527 void | |
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1528 msg_make(char_u *arg) |
7 | 1529 { |
1530 int i; | |
1531 static char_u *str = (char_u *)"eeffoc", *rs = (char_u *)"Plon#dqg#vxjduB"; | |
1532 | |
1533 arg = skipwhite(arg); | |
1534 for (i = 5; *arg && i >= 0; --i) | |
1535 if (*arg++ != str[i]) | |
1536 break; | |
1537 if (i < 0) | |
1538 { | |
1539 msg_putchar('\n'); | |
1540 for (i = 0; rs[i]; ++i) | |
1541 msg_putchar(rs[i] - 3); | |
1542 } | |
1543 } | |
1544 #endif | |
1545 | |
1546 /* | |
1547 * Output the string 'str' upto a NUL character. | |
1548 * Return the number of characters it takes on the screen. | |
1549 * | |
1550 * If K_SPECIAL is encountered, then it is taken in conjunction with the | |
1551 * following character and shown as <F1>, <S-Up> etc. Any other character | |
1552 * which is not printable shown in <> form. | |
1553 * If 'from' is TRUE (lhs of a mapping), a space is shown as <Space>. | |
1554 * If a character is displayed in one of these special ways, is also | |
1555 * highlighted (its highlight name is '8' in the p_hl variable). | |
1556 * Otherwise characters are not highlighted. | |
1557 * This function is used to show mappings, where we want to see how to type | |
1558 * the character/string -- webb | |
1559 */ | |
1560 int | |
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1561 msg_outtrans_special( |
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1562 char_u *strstart, |
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1563 int from) /* TRUE for lhs of a mapping */ |
7 | 1564 { |
1565 char_u *str = strstart; | |
1566 int retval = 0; | |
1567 char_u *string; | |
1568 int attr; | |
1569 int len; | |
1570 | |
1571 attr = hl_attr(HLF_8); | |
1572 while (*str != NUL) | |
1573 { | |
1574 /* Leading and trailing spaces need to be displayed in <> form. */ | |
1575 if ((str == strstart || str[1] == NUL) && *str == ' ') | |
1576 { | |
1577 string = (char_u *)"<Space>"; | |
1578 ++str; | |
1579 } | |
1580 else | |
1581 string = str2special(&str, from); | |
1582 len = vim_strsize(string); | |
1583 /* Highlight special keys */ | |
1584 msg_puts_attr(string, len > 1 | |
1585 #ifdef FEAT_MBYTE | |
474 | 1586 && (*mb_ptr2len)(string) <= 1 |
7 | 1587 #endif |
1588 ? attr : 0); | |
1589 retval += len; | |
1590 } | |
1591 return retval; | |
1592 } | |
1593 | |
2610 | 1594 #if defined(FEAT_EVAL) || defined(PROTO) |
1595 /* | |
1596 * Return the lhs or rhs of a mapping, with the key codes turned into printable | |
1597 * strings, in an allocated string. | |
1598 */ | |
1599 char_u * | |
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1600 str2special_save( |
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1601 char_u *str, |
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1602 int is_lhs) /* TRUE for lhs, FALSE for rhs */ |
2610 | 1603 { |
1604 garray_T ga; | |
1605 char_u *p = str; | |
1606 | |
1607 ga_init2(&ga, 1, 40); | |
1608 while (*p != NUL) | |
1609 ga_concat(&ga, str2special(&p, is_lhs)); | |
1610 ga_append(&ga, NUL); | |
1611 return (char_u *)ga.ga_data; | |
1612 } | |
1613 #endif | |
1614 | |
7 | 1615 /* |
1616 * Return the printable string for the key codes at "*sp". | |
1617 * Used for translating the lhs or rhs of a mapping to printable chars. | |
1618 * Advances "sp" to the next code. | |
1619 */ | |
1620 char_u * | |
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1621 str2special( |
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1622 char_u **sp, |
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1623 int from) /* TRUE for lhs of mapping */ |
7 | 1624 { |
1625 int c; | |
1626 static char_u buf[7]; | |
1627 char_u *str = *sp; | |
1628 int modifiers = 0; | |
1629 int special = FALSE; | |
1630 | |
1631 #ifdef FEAT_MBYTE | |
1632 if (has_mbyte) | |
1633 { | |
1634 char_u *p; | |
1635 | |
1636 /* Try to un-escape a multi-byte character. Return the un-escaped | |
1637 * string if it is a multi-byte character. */ | |
1638 p = mb_unescape(sp); | |
1639 if (p != NULL) | |
1640 return p; | |
1641 } | |
1642 #endif | |
1643 | |
1644 c = *str; | |
1645 if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) | |
1646 { | |
1647 if (str[1] == KS_MODIFIER) | |
1648 { | |
1649 modifiers = str[2]; | |
1650 str += 3; | |
1651 c = *str; | |
1652 } | |
1653 if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) | |
1654 { | |
1655 c = TO_SPECIAL(str[1], str[2]); | |
1656 str += 2; | |
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1657 if (c == KS_ZERO) /* display <Nul> as ^@ or <Nul> */ |
7 | 1658 c = NUL; |
1659 } | |
1660 if (IS_SPECIAL(c) || modifiers) /* special key */ | |
1661 special = TRUE; | |
1662 } | |
1663 | |
1664 #ifdef FEAT_MBYTE | |
3024 | 1665 if (has_mbyte && !IS_SPECIAL(c)) |
7 | 1666 { |
3072 | 1667 int len = (*mb_ptr2len)(str); |
3024 | 1668 |
1669 /* For multi-byte characters check for an illegal byte. */ | |
1670 if (has_mbyte && MB_BYTE2LEN(*str) > len) | |
1671 { | |
1672 transchar_nonprint(buf, c); | |
1673 *sp = str + 1; | |
1674 return buf; | |
1675 } | |
3072 | 1676 /* Since 'special' is TRUE the multi-byte character 'c' will be |
1677 * processed by get_special_key_name() */ | |
1678 c = (*mb_ptr2char)(str); | |
1679 *sp = str + len; | |
7 | 1680 } |
3024 | 1681 else |
7 | 1682 #endif |
3024 | 1683 *sp = str + 1; |
7 | 1684 |
1685 /* Make unprintable characters in <> form, also <M-Space> and <Tab>. | |
1686 * Use <Space> only for lhs of a mapping. */ | |
1687 if (special || char2cells(c) > 1 || (from && c == ' ')) | |
1688 return get_special_key_name(c, modifiers); | |
1689 buf[0] = c; | |
1690 buf[1] = NUL; | |
1691 return buf; | |
1692 } | |
1693 | |
1694 /* | |
1695 * Translate a key sequence into special key names. | |
1696 */ | |
1697 void | |
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1698 str2specialbuf(char_u *sp, char_u *buf, int len) |
7 | 1699 { |
1700 char_u *s; | |
1701 | |
1702 *buf = NUL; | |
1703 while (*sp) | |
1704 { | |
1705 s = str2special(&sp, FALSE); | |
1706 if ((int)(STRLEN(s) + STRLEN(buf)) < len) | |
1707 STRCAT(buf, s); | |
1708 } | |
1709 } | |
1710 | |
1711 /* | |
1712 * print line for :print or :list command | |
1713 */ | |
1714 void | |
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1715 msg_prt_line(char_u *s, int list) |
7 | 1716 { |
1717 int c; | |
1718 int col = 0; | |
1719 int n_extra = 0; | |
1720 int c_extra = 0; | |
1721 char_u *p_extra = NULL; /* init to make SASC shut up */ | |
1722 int n; | |
1059 | 1723 int attr = 0; |
7 | 1724 char_u *trail = NULL; |
1725 #ifdef FEAT_MBYTE | |
1726 int l; | |
1727 char_u buf[MB_MAXBYTES + 1]; | |
1728 #endif | |
1729 | |
167 | 1730 if (curwin->w_p_list) |
1731 list = TRUE; | |
1732 | |
7 | 1733 /* find start of trailing whitespace */ |
167 | 1734 if (list && lcs_trail) |
7 | 1735 { |
1736 trail = s + STRLEN(s); | |
1737 while (trail > s && vim_iswhite(trail[-1])) | |
1738 --trail; | |
1739 } | |
1740 | |
1741 /* output a space for an empty line, otherwise the line will be | |
1742 * overwritten */ | |
167 | 1743 if (*s == NUL && !(list && lcs_eol != NUL)) |
7 | 1744 msg_putchar(' '); |
1745 | |
446 | 1746 while (!got_int) |
7 | 1747 { |
1059 | 1748 if (n_extra > 0) |
7 | 1749 { |
1750 --n_extra; | |
1751 if (c_extra) | |
1752 c = c_extra; | |
1753 else | |
1754 c = *p_extra++; | |
1755 } | |
1756 #ifdef FEAT_MBYTE | |
474 | 1757 else if (has_mbyte && (l = (*mb_ptr2len)(s)) > 1) |
7 | 1758 { |
1759 col += (*mb_ptr2cells)(s); | |
6801 | 1760 if (lcs_nbsp != NUL && list |
1761 && (mb_ptr2char(s) == 160 | |
1762 || mb_ptr2char(s) == 0x202f)) | |
2692 | 1763 { |
1764 mb_char2bytes(lcs_nbsp, buf); | |
1765 buf[(*mb_ptr2len)(buf)] = NUL; | |
1766 } | |
1767 else | |
1768 { | |
1769 mch_memmove(buf, s, (size_t)l); | |
1770 buf[l] = NUL; | |
1771 } | |
1059 | 1772 msg_puts(buf); |
7 | 1773 s += l; |
1774 continue; | |
1775 } | |
1776 #endif | |
1777 else | |
1778 { | |
1779 attr = 0; | |
1780 c = *s++; | |
167 | 1781 if (c == TAB && (!list || lcs_tab1)) |
7 | 1782 { |
1783 /* tab amount depends on current column */ | |
1784 n_extra = curbuf->b_p_ts - col % curbuf->b_p_ts - 1; | |
167 | 1785 if (!list) |
7 | 1786 { |
1787 c = ' '; | |
1788 c_extra = ' '; | |
1789 } | |
1790 else | |
1791 { | |
1792 c = lcs_tab1; | |
1793 c_extra = lcs_tab2; | |
1794 attr = hl_attr(HLF_8); | |
1795 } | |
1796 } | |
2692 | 1797 else if (c == 160 && list && lcs_nbsp != NUL) |
1798 { | |
1799 c = lcs_nbsp; | |
1800 attr = hl_attr(HLF_8); | |
1801 } | |
167 | 1802 else if (c == NUL && list && lcs_eol != NUL) |
7 | 1803 { |
1804 p_extra = (char_u *)""; | |
1805 c_extra = NUL; | |
1806 n_extra = 1; | |
1807 c = lcs_eol; | |
1808 attr = hl_attr(HLF_AT); | |
1809 --s; | |
1810 } | |
1811 else if (c != NUL && (n = byte2cells(c)) > 1) | |
1812 { | |
1813 n_extra = n - 1; | |
1814 p_extra = transchar_byte(c); | |
1815 c_extra = NUL; | |
1816 c = *p_extra++; | |
1059 | 1817 /* Use special coloring to be able to distinguish <hex> from |
1818 * the same in plain text. */ | |
1819 attr = hl_attr(HLF_8); | |
7 | 1820 } |
1821 else if (c == ' ' && trail != NULL && s > trail) | |
1822 { | |
1823 c = lcs_trail; | |
1824 attr = hl_attr(HLF_8); | |
1825 } | |
6781 | 1826 else if (c == ' ' && list && lcs_space != NUL) |
1827 { | |
1828 c = lcs_space; | |
1829 attr = hl_attr(HLF_8); | |
1830 } | |
7 | 1831 } |
1832 | |
1833 if (c == NUL) | |
1834 break; | |
1835 | |
1836 msg_putchar_attr(c, attr); | |
1837 col++; | |
1838 } | |
1839 msg_clr_eos(); | |
1840 } | |
1841 | |
1842 #ifdef FEAT_MBYTE | |
1843 /* | |
1844 * Use screen_puts() to output one multi-byte character. | |
1845 * Return the pointer "s" advanced to the next character. | |
1846 */ | |
1847 static char_u * | |
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1848 screen_puts_mbyte(char_u *s, int l, int attr) |
7 | 1849 { |
1850 int cw; | |
1851 | |
1852 msg_didout = TRUE; /* remember that line is not empty */ | |
1853 cw = (*mb_ptr2cells)(s); | |
1854 if (cw > 1 && ( | |
1855 #ifdef FEAT_RIGHTLEFT | |
1856 cmdmsg_rl ? msg_col <= 1 : | |
1857 #endif | |
1858 msg_col == Columns - 1)) | |
1859 { | |
1860 /* Doesn't fit, print a highlighted '>' to fill it up. */ | |
1861 msg_screen_putchar('>', hl_attr(HLF_AT)); | |
1862 return s; | |
1863 } | |
1864 | |
1865 screen_puts_len(s, l, msg_row, msg_col, attr); | |
1866 #ifdef FEAT_RIGHTLEFT | |
1867 if (cmdmsg_rl) | |
1868 { | |
1869 msg_col -= cw; | |
1870 if (msg_col == 0) | |
1871 { | |
1872 msg_col = Columns; | |
1873 ++msg_row; | |
1874 } | |
1875 } | |
1876 else | |
1877 #endif | |
1878 { | |
1879 msg_col += cw; | |
1880 if (msg_col >= Columns) | |
1881 { | |
1882 msg_col = 0; | |
1883 ++msg_row; | |
1884 } | |
1885 } | |
1886 return s + l; | |
1887 } | |
1888 #endif | |
1889 | |
1890 /* | |
1891 * Output a string to the screen at position msg_row, msg_col. | |
1892 * Update msg_row and msg_col for the next message. | |
1893 */ | |
1894 void | |
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1895 msg_puts(char_u *s) |
7 | 1896 { |
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1897 msg_puts_attr(s, 0); |
7 | 1898 } |
1899 | |
1900 void | |
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1901 msg_puts_title( |
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1902 char_u *s) |
7 | 1903 { |
1904 msg_puts_attr(s, hl_attr(HLF_T)); | |
1905 } | |
1906 | |
1907 /* | |
1908 * Show a message in such a way that it always fits in the line. Cut out a | |
1909 * part in the middle and replace it with "..." when necessary. | |
1910 * Does not handle multi-byte characters! | |
1911 */ | |
1912 void | |
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1913 msg_puts_long_attr(char_u *longstr, int attr) |
7 | 1914 { |
714 | 1915 msg_puts_long_len_attr(longstr, (int)STRLEN(longstr), attr); |
7 | 1916 } |
1917 | |
1918 void | |
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1919 msg_puts_long_len_attr(char_u *longstr, int len, int attr) |
7 | 1920 { |
1921 int slen = len; | |
1922 int room; | |
1923 | |
1924 room = Columns - msg_col; | |
1925 if (len > room && room >= 20) | |
1926 { | |
1927 slen = (room - 3) / 2; | |
1928 msg_outtrans_len_attr(longstr, slen, attr); | |
1929 msg_puts_attr((char_u *)"...", hl_attr(HLF_8)); | |
1930 } | |
1931 msg_outtrans_len_attr(longstr + len - slen, slen, attr); | |
1932 } | |
1933 | |
1934 /* | |
1935 * Basic function for writing a message with highlight attributes. | |
1936 */ | |
1937 void | |
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1938 msg_puts_attr(char_u *s, int attr) |
7 | 1939 { |
1940 msg_puts_attr_len(s, -1, attr); | |
1941 } | |
1942 | |
1943 /* | |
1944 * Like msg_puts_attr(), but with a maximum length "maxlen" (in bytes). | |
1945 * When "maxlen" is -1 there is no maximum length. | |
1946 * When "maxlen" is >= 0 the message is not put in the history. | |
1947 */ | |
1948 static void | |
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1949 msg_puts_attr_len(char_u *str, int maxlen, int attr) |
7 | 1950 { |
1951 /* | |
1952 * If redirection is on, also write to the redirection file. | |
1953 */ | |
446 | 1954 redir_write(str, maxlen); |
7 | 1955 |
1956 /* | |
1957 * Don't print anything when using ":silent cmd". | |
1958 */ | |
1959 if (msg_silent != 0) | |
1960 return; | |
1961 | |
1962 /* if MSG_HIST flag set, add message to history */ | |
1963 if ((attr & MSG_HIST) && maxlen < 0) | |
1964 { | |
446 | 1965 add_msg_hist(str, -1, attr); |
7 | 1966 attr &= ~MSG_HIST; |
1967 } | |
1968 | |
1969 /* | |
1970 * When writing something to the screen after it has scrolled, requires a | |
1971 * wait-return prompt later. Needed when scrolling, resetting | |
1972 * need_wait_return after some prompt, and then outputting something | |
1973 * without scrolling | |
1974 */ | |
539 | 1975 if (msg_scrolled != 0 && !msg_scrolled_ign) |
7 | 1976 need_wait_return = TRUE; |
1977 msg_didany = TRUE; /* remember that something was outputted */ | |
1978 | |
1979 /* | |
1980 * If there is no valid screen, use fprintf so we can see error messages. | |
1981 * If termcap is not active, we may be writing in an alternate console | |
1982 * window, cursor positioning may not work correctly (window size may be | |
1983 * different, e.g. for Win32 console) or we just don't know where the | |
1984 * cursor is. | |
1985 */ | |
1986 if (msg_use_printf()) | |
446 | 1987 msg_puts_printf(str, maxlen); |
1988 else | |
1989 msg_puts_display(str, maxlen, attr, FALSE); | |
1990 } | |
1991 | |
1992 /* | |
1993 * The display part of msg_puts_attr_len(). | |
1994 * May be called recursively to display scroll-back text. | |
1995 */ | |
1996 static void | |
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1997 msg_puts_display( |
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1998 char_u *str, |
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1999 int maxlen, |
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2000 int attr, |
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2001 int recurse) |
446 | 2002 { |
2003 char_u *s = str; | |
2004 char_u *t_s = str; /* string from "t_s" to "s" is still todo */ | |
2005 int t_col = 0; /* screen cells todo, 0 when "t_s" not used */ | |
2006 #ifdef FEAT_MBYTE | |
2007 int l; | |
2008 int cw; | |
7 | 2009 #endif |
446 | 2010 char_u *sb_str = str; |
2011 int sb_col = msg_col; | |
2012 int wrap; | |
1381 | 2013 int did_last_char; |
7 | 2014 |
2015 did_wait_return = FALSE; | |
1339 | 2016 while ((maxlen < 0 || (int)(s - str) < maxlen) && *s != NUL) |
7 | 2017 { |
2018 /* | |
446 | 2019 * We are at the end of the screen line when: |
2020 * - When outputting a newline. | |
2021 * - When outputting a character in the last column. | |
7 | 2022 */ |
446 | 2023 if (!recurse && msg_row >= Rows - 1 && (*s == '\n' || ( |
7 | 2024 #ifdef FEAT_RIGHTLEFT |
2025 cmdmsg_rl | |
2026 ? ( | |
2027 msg_col <= 1 | |
2028 || (*s == TAB && msg_col <= 7) | |
2029 # ifdef FEAT_MBYTE | |
2030 || (has_mbyte && (*mb_ptr2cells)(s) > 1 && msg_col <= 2) | |
2031 # endif | |
2032 ) | |
2033 : | |
2034 #endif | |
2035 (msg_col + t_col >= Columns - 1 | |
2036 || (*s == TAB && msg_col + t_col >= ((Columns - 1) & ~7)) | |
2037 # ifdef FEAT_MBYTE | |
2038 || (has_mbyte && (*mb_ptr2cells)(s) > 1 | |
2039 && msg_col + t_col >= Columns - 2) | |
2040 # endif | |
2041 )))) | |
2042 { | |
446 | 2043 /* |
2044 * The screen is scrolled up when at the last row (some terminals | |
2045 * scroll automatically, some don't. To avoid problems we scroll | |
2046 * ourselves). | |
2047 */ | |
7 | 2048 if (t_col > 0) |
2049 /* output postponed text */ | |
446 | 2050 t_puts(&t_col, t_s, s, attr); |
7 | 2051 |
1342 | 2052 /* When no more prompt and no more room, truncate here */ |
7 | 2053 if (msg_no_more && lines_left == 0) |
2054 break; | |
446 | 2055 |
2056 /* Scroll the screen up one line. */ | |
2057 msg_scroll_up(); | |
7 | 2058 |
2059 msg_row = Rows - 2; | |
2060 if (msg_col >= Columns) /* can happen after screen resize */ | |
2061 msg_col = Columns - 1; | |
2062 | |
446 | 2063 /* Display char in last column before showing more-prompt. */ |
2064 if (*s >= ' ' | |
2065 #ifdef FEAT_RIGHTLEFT | |
2066 && !cmdmsg_rl | |
2067 #endif | |
2068 ) | |
2069 { | |
2070 #ifdef FEAT_MBYTE | |
2071 if (has_mbyte) | |
2072 { | |
2073 if (enc_utf8 && maxlen >= 0) | |
2074 /* avoid including composing chars after the end */ | |
474 | 2075 l = utfc_ptr2len_len(s, (int)((str + maxlen) - s)); |
446 | 2076 else |
474 | 2077 l = (*mb_ptr2len)(s); |
446 | 2078 s = screen_puts_mbyte(s, l, attr); |
2079 } | |
2080 else | |
2081 #endif | |
2082 msg_screen_putchar(*s++, attr); | |
1381 | 2083 did_last_char = TRUE; |
446 | 2084 } |
1381 | 2085 else |
2086 did_last_char = FALSE; | |
446 | 2087 |
2088 if (p_more) | |
2089 /* store text for scrolling back */ | |
2090 store_sb_text(&sb_str, s, attr, &sb_col, TRUE); | |
2091 | |
539 | 2092 inc_msg_scrolled(); |
446 | 2093 need_wait_return = TRUE; /* may need wait_return in main() */ |
7 | 2094 if (must_redraw < VALID) |
2095 must_redraw = VALID; | |
2096 redraw_cmdline = TRUE; | |
2097 if (cmdline_row > 0 && !exmode_active) | |
2098 --cmdline_row; | |
2099 | |
2100 /* | |
446 | 2101 * If screen is completely filled and 'more' is set then wait |
2102 * for a character. | |
7 | 2103 */ |
1342 | 2104 if (lines_left > 0) |
2105 --lines_left; | |
957 | 2106 if (p_more && lines_left == 0 && State != HITRETURN |
7 | 2107 && !msg_no_more && !exmode_active) |
2108 { | |
2109 #ifdef FEAT_CON_DIALOG | |
446 | 2110 if (do_more_prompt(NUL)) |
2111 s = confirm_msg_tail; | |
2112 #else | |
2113 (void)do_more_prompt(NUL); | |
7 | 2114 #endif |
2115 if (quit_more) | |
446 | 2116 return; |
7 | 2117 } |
539 | 2118 |
2119 /* When we displayed a char in last column need to check if there | |
2120 * is still more. */ | |
1381 | 2121 if (did_last_char) |
539 | 2122 continue; |
7 | 2123 } |
2124 | |
446 | 2125 wrap = *s == '\n' |
7 | 2126 || msg_col + t_col >= Columns |
2127 #ifdef FEAT_MBYTE | |
2128 || (has_mbyte && (*mb_ptr2cells)(s) > 1 | |
2129 && msg_col + t_col >= Columns - 1) | |
2130 #endif | |
446 | 2131 ; |
2132 if (t_col > 0 && (wrap || *s == '\r' || *s == '\b' | |
2133 || *s == '\t' || *s == BELL)) | |
7 | 2134 /* output any postponed text */ |
446 | 2135 t_puts(&t_col, t_s, s, attr); |
2136 | |
2137 if (wrap && p_more && !recurse) | |
2138 /* store text for scrolling back */ | |
2139 store_sb_text(&sb_str, s, attr, &sb_col, TRUE); | |
7 | 2140 |
2141 if (*s == '\n') /* go to next line */ | |
2142 { | |
2143 msg_didout = FALSE; /* remember that line is empty */ | |
474 | 2144 #ifdef FEAT_RIGHTLEFT |
2145 if (cmdmsg_rl) | |
2146 msg_col = Columns - 1; | |
2147 else | |
2148 #endif | |
2149 msg_col = 0; | |
7 | 2150 if (++msg_row >= Rows) /* safety check */ |
2151 msg_row = Rows - 1; | |
2152 } | |
2153 else if (*s == '\r') /* go to column 0 */ | |
2154 { | |
2155 msg_col = 0; | |
2156 } | |
2157 else if (*s == '\b') /* go to previous char */ | |
2158 { | |
2159 if (msg_col) | |
2160 --msg_col; | |
2161 } | |
446 | 2162 else if (*s == TAB) /* translate Tab into spaces */ |
7 | 2163 { |
2164 do | |
2165 msg_screen_putchar(' ', attr); | |
2166 while (msg_col & 7); | |
2167 } | |
6949 | 2168 else if (*s == BELL) /* beep (from ":sh") */ |
2169 vim_beep(BO_SH); | |
7 | 2170 else |
2171 { | |
2172 #ifdef FEAT_MBYTE | |
2173 if (has_mbyte) | |
2174 { | |
2175 cw = (*mb_ptr2cells)(s); | |
2176 if (enc_utf8 && maxlen >= 0) | |
2177 /* avoid including composing chars after the end */ | |
474 | 2178 l = utfc_ptr2len_len(s, (int)((str + maxlen) - s)); |
7 | 2179 else |
474 | 2180 l = (*mb_ptr2len)(s); |
7 | 2181 } |
2182 else | |
2183 { | |
2184 cw = 1; | |
2185 l = 1; | |
2186 } | |
2187 #endif | |
2188 /* When drawing from right to left or when a double-wide character | |
2189 * doesn't fit, draw a single character here. Otherwise collect | |
2190 * characters and draw them all at once later. */ | |
2191 #if defined(FEAT_RIGHTLEFT) || defined(FEAT_MBYTE) | |
2192 if ( | |
2193 # ifdef FEAT_RIGHTLEFT | |
2194 cmdmsg_rl | |
2195 # ifdef FEAT_MBYTE | |
2196 || | |
2197 # endif | |
2198 # endif | |
2199 # ifdef FEAT_MBYTE | |
2200 (cw > 1 && msg_col + t_col >= Columns - 1) | |
2201 # endif | |
2202 ) | |
2203 { | |
2204 # ifdef FEAT_MBYTE | |
2205 if (l > 1) | |
2206 s = screen_puts_mbyte(s, l, attr) - 1; | |
2207 else | |
2208 # endif | |
2209 msg_screen_putchar(*s, attr); | |
2210 } | |
2211 else | |
2212 #endif | |
2213 { | |
2214 /* postpone this character until later */ | |
2215 if (t_col == 0) | |
2216 t_s = s; | |
2217 #ifdef FEAT_MBYTE | |
2218 t_col += cw; | |
2219 s += l - 1; | |
2220 #else | |
2221 ++t_col; | |
2222 #endif | |
2223 } | |
2224 } | |
2225 ++s; | |
2226 } | |
2227 | |
2228 /* output any postponed text */ | |
2229 if (t_col > 0) | |
446 | 2230 t_puts(&t_col, t_s, s, attr); |
2231 if (p_more && !recurse) | |
2232 store_sb_text(&sb_str, s, attr, &sb_col, FALSE); | |
7 | 2233 |
2234 msg_check(); | |
2235 } | |
2236 | |
2237 /* | |
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2238 * Return TRUE when ":filter pattern" was used and "msg" does not match |
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2239 * "pattern". |
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2240 */ |
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2241 int |
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2242 message_filtered(char_u *msg) |
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2243 { |
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2244 int match; |
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2245 |
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2246 if (cmdmod.filter_regmatch.regprog == NULL) |
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2247 return FALSE; |
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2248 match = vim_regexec(&cmdmod.filter_regmatch, msg, (colnr_T)0); |
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2249 return cmdmod.filter_force ? match : !match; |
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2250 } |
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2251 |
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2252 /* |
446 | 2253 * Scroll the screen up one line for displaying the next message line. |
2254 */ | |
2255 static void | |
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2256 msg_scroll_up(void) |
446 | 2257 { |
2258 #ifdef FEAT_GUI | |
2259 /* Remove the cursor before scrolling, ScreenLines[] is going | |
2260 * to become invalid. */ | |
2261 if (gui.in_use) | |
2262 gui_undraw_cursor(); | |
2263 #endif | |
2264 /* scrolling up always works */ | |
2265 screen_del_lines(0, 0, 1, (int)Rows, TRUE, NULL); | |
2266 | |
2267 if (!can_clear((char_u *)" ")) | |
2268 { | |
2269 /* Scrolling up doesn't result in the right background. Set the | |
2270 * background here. It's not efficient, but avoids that we have to do | |
2271 * it all over the code. */ | |
2272 screen_fill((int)Rows - 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
2273 | |
2274 /* Also clear the last char of the last but one line if it was not | |
2275 * cleared before to avoid a scroll-up. */ | |
2276 if (ScreenAttrs[LineOffset[Rows - 2] + Columns - 1] == (sattr_T)-1) | |
2277 screen_fill((int)Rows - 2, (int)Rows - 1, | |
2278 (int)Columns - 1, (int)Columns, ' ', ' ', 0); | |
2279 } | |
2280 } | |
2281 | |
2282 /* | |
539 | 2283 * Increment "msg_scrolled". |
2284 */ | |
2285 static void | |
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2286 inc_msg_scrolled(void) |
539 | 2287 { |
2288 #ifdef FEAT_EVAL | |
2289 if (*get_vim_var_str(VV_SCROLLSTART) == NUL) | |
2290 { | |
2291 char_u *p = sourcing_name; | |
2292 char_u *tofree = NULL; | |
2293 int len; | |
2294 | |
2295 /* v:scrollstart is empty, set it to the script/function name and line | |
2296 * number */ | |
2297 if (p == NULL) | |
2298 p = (char_u *)_("Unknown"); | |
2299 else | |
2300 { | |
835 | 2301 len = (int)STRLEN(p) + 40; |
539 | 2302 tofree = alloc(len); |
2303 if (tofree != NULL) | |
2304 { | |
2305 vim_snprintf((char *)tofree, len, _("%s line %ld"), | |
2306 p, (long)sourcing_lnum); | |
2307 p = tofree; | |
2308 } | |
2309 } | |
2310 set_vim_var_string(VV_SCROLLSTART, p, -1); | |
2311 vim_free(tofree); | |
2312 } | |
2313 #endif | |
2314 ++msg_scrolled; | |
2315 } | |
2316 | |
2317 /* | |
446 | 2318 * To be able to scroll back at the "more" and "hit-enter" prompts we need to |
2319 * store the displayed text and remember where screen lines start. | |
2320 */ | |
2321 typedef struct msgchunk_S msgchunk_T; | |
2322 struct msgchunk_S | |
2323 { | |
2324 msgchunk_T *sb_next; | |
2325 msgchunk_T *sb_prev; | |
2326 char sb_eol; /* TRUE when line ends after this text */ | |
2327 int sb_msg_col; /* column in which text starts */ | |
2328 int sb_attr; /* text attributes */ | |
2329 char_u sb_text[1]; /* text to be displayed, actually longer */ | |
2330 }; | |
2331 | |
2332 static msgchunk_T *last_msgchunk = NULL; /* last displayed text */ | |
2333 | |
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2334 static msgchunk_T *msg_sb_start(msgchunk_T *mps); |
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2335 static msgchunk_T *disp_sb_line(int row, msgchunk_T *smp); |
446 | 2336 |
447 | 2337 static int do_clear_sb_text = FALSE; /* clear text on next msg */ |
2338 | |
446 | 2339 /* |
2340 * Store part of a printed message for displaying when scrolling back. | |
2341 */ | |
2342 static void | |
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2343 store_sb_text( |
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2344 char_u **sb_str, /* start of string */ |
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2345 char_u *s, /* just after string */ |
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2346 int attr, |
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2347 int *sb_col, |
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2348 int finish) /* line ends */ |
446 | 2349 { |
2350 msgchunk_T *mp; | |
2351 | |
447 | 2352 if (do_clear_sb_text) |
2353 { | |
2354 clear_sb_text(); | |
2355 do_clear_sb_text = FALSE; | |
2356 } | |
2357 | |
446 | 2358 if (s > *sb_str) |
2359 { | |
2360 mp = (msgchunk_T *)alloc((int)(sizeof(msgchunk_T) + (s - *sb_str))); | |
2361 if (mp != NULL) | |
2362 { | |
2363 mp->sb_eol = finish; | |
2364 mp->sb_msg_col = *sb_col; | |
2365 mp->sb_attr = attr; | |
2366 vim_strncpy(mp->sb_text, *sb_str, s - *sb_str); | |
2367 | |
2368 if (last_msgchunk == NULL) | |
2369 { | |
2370 last_msgchunk = mp; | |
2371 mp->sb_prev = NULL; | |
2372 } | |
2373 else | |
2374 { | |
2375 mp->sb_prev = last_msgchunk; | |
2376 last_msgchunk->sb_next = mp; | |
2377 last_msgchunk = mp; | |
2378 } | |
2379 mp->sb_next = NULL; | |
2380 } | |
2381 } | |
2382 else if (finish && last_msgchunk != NULL) | |
2383 last_msgchunk->sb_eol = TRUE; | |
2384 | |
2385 *sb_str = s; | |
2386 *sb_col = 0; | |
2387 } | |
2388 | |
2389 /* | |
447 | 2390 * Finished showing messages, clear the scroll-back text on the next message. |
2391 */ | |
2392 void | |
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2393 may_clear_sb_text(void) |
447 | 2394 { |
2395 do_clear_sb_text = TRUE; | |
2396 } | |
2397 | |
2398 /* | |
446 | 2399 * Clear any text remembered for scrolling back. |
2400 * Called when redrawing the screen. | |
2401 */ | |
2402 void | |
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2403 clear_sb_text(void) |
446 | 2404 { |
2405 msgchunk_T *mp; | |
2406 | |
2407 while (last_msgchunk != NULL) | |
2408 { | |
2409 mp = last_msgchunk->sb_prev; | |
2410 vim_free(last_msgchunk); | |
2411 last_msgchunk = mp; | |
2412 } | |
2413 } | |
2414 | |
2415 /* | |
447 | 2416 * "g<" command. |
2417 */ | |
2418 void | |
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2419 show_sb_text(void) |
447 | 2420 { |
2421 msgchunk_T *mp; | |
2422 | |
1342 | 2423 /* Only show something if there is more than one line, otherwise it looks |
447 | 2424 * weird, typing a command without output results in one line. */ |
2425 mp = msg_sb_start(last_msgchunk); | |
2426 if (mp == NULL || mp->sb_prev == NULL) | |
6949 | 2427 vim_beep(BO_MESS); |
447 | 2428 else |
2429 { | |
2430 do_more_prompt('G'); | |
2431 wait_return(FALSE); | |
2432 } | |
2433 } | |
2434 | |
2435 /* | |
446 | 2436 * Move to the start of screen line in already displayed text. |
2437 */ | |
2438 static msgchunk_T * | |
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2439 msg_sb_start(msgchunk_T *mps) |
446 | 2440 { |
2441 msgchunk_T *mp = mps; | |
2442 | |
2443 while (mp != NULL && mp->sb_prev != NULL && !mp->sb_prev->sb_eol) | |
2444 mp = mp->sb_prev; | |
2445 return mp; | |
2446 } | |
2447 | |
2448 /* | |
3435 | 2449 * Mark the last message chunk as finishing the line. |
2450 */ | |
2451 void | |
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2452 msg_sb_eol(void) |
3435 | 2453 { |
2454 if (last_msgchunk != NULL) | |
2455 last_msgchunk->sb_eol = TRUE; | |
2456 } | |
2457 | |
2458 /* | |
446 | 2459 * Display a screen line from previously displayed text at row "row". |
2460 * Returns a pointer to the text for the next line (can be NULL). | |
2461 */ | |
2462 static msgchunk_T * | |
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2463 disp_sb_line(int row, msgchunk_T *smp) |
446 | 2464 { |
2465 msgchunk_T *mp = smp; | |
2466 char_u *p; | |
2467 | |
2468 for (;;) | |
2469 { | |
2470 msg_row = row; | |
2471 msg_col = mp->sb_msg_col; | |
2472 p = mp->sb_text; | |
2473 if (*p == '\n') /* don't display the line break */ | |
2474 ++p; | |
2475 msg_puts_display(p, -1, mp->sb_attr, TRUE); | |
2476 if (mp->sb_eol || mp->sb_next == NULL) | |
2477 break; | |
2478 mp = mp->sb_next; | |
2479 } | |
2480 return mp->sb_next; | |
2481 } | |
2482 | |
2483 /* | |
7 | 2484 * Output any postponed text for msg_puts_attr_len(). |
2485 */ | |
2486 static void | |
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2487 t_puts( |
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2488 int *t_col, |
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2489 char_u *t_s, |
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2490 char_u *s, |
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2491 int attr) |
7 | 2492 { |
2493 /* output postponed text */ | |
2494 msg_didout = TRUE; /* remember that line is not empty */ | |
2495 screen_puts_len(t_s, (int)(s - t_s), msg_row, msg_col, attr); | |
446 | 2496 msg_col += *t_col; |
2497 *t_col = 0; | |
7 | 2498 #ifdef FEAT_MBYTE |
2499 /* If the string starts with a composing character don't increment the | |
2500 * column position for it. */ | |
2501 if (enc_utf8 && utf_iscomposing(utf_ptr2char(t_s))) | |
2502 --msg_col; | |
2503 #endif | |
2504 if (msg_col >= Columns) | |
2505 { | |
2506 msg_col = 0; | |
2507 ++msg_row; | |
2508 } | |
2509 } | |
2510 | |
2511 /* | |
2512 * Returns TRUE when messages should be printed with mch_errmsg(). | |
2513 * This is used when there is no valid screen, so we can see error messages. | |
2514 * If termcap is not active, we may be writing in an alternate console | |
2515 * window, cursor positioning may not work correctly (window size may be | |
2516 * different, e.g. for Win32 console) or we just don't know where the | |
2517 * cursor is. | |
2518 */ | |
2519 int | |
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2520 msg_use_printf(void) |
7 | 2521 { |
2522 return (!msg_check_screen() | |
2523 #if defined(WIN3264) && !defined(FEAT_GUI_MSWIN) | |
2524 || !termcap_active | |
2525 #endif | |
2526 || (swapping_screen() && !termcap_active) | |
2527 ); | |
2528 } | |
2529 | |
446 | 2530 /* |
2531 * Print a message when there is no valid screen. | |
2532 */ | |
2533 static void | |
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2534 msg_puts_printf(char_u *str, int maxlen) |
446 | 2535 { |
2536 char_u *s = str; | |
2537 char_u buf[4]; | |
2538 char_u *p; | |
2539 | |
2540 #ifdef WIN3264 | |
2541 if (!(silent_mode && p_verbose == 0)) | |
2542 mch_settmode(TMODE_COOK); /* handle '\r' and '\n' correctly */ | |
2543 #endif | |
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2544 while ((maxlen < 0 || (int)(s - str) < maxlen) && *s != NUL) |
446 | 2545 { |
2546 if (!(silent_mode && p_verbose == 0)) | |
2547 { | |
2548 /* NL --> CR NL translation (for Unix, not for "--version") */ | |
2549 /* NL --> CR translation (for Mac) */ | |
2550 p = &buf[0]; | |
2551 if (*s == '\n' && !info_message) | |
2552 *p++ = '\r'; | |
2553 #if defined(USE_CR) && !defined(MACOS_X_UNIX) | |
2554 else | |
2555 #endif | |
2556 *p++ = *s; | |
2557 *p = '\0'; | |
2558 if (info_message) /* informative message, not an error */ | |
2559 mch_msg((char *)buf); | |
2560 else | |
2561 mch_errmsg((char *)buf); | |
2562 } | |
2563 | |
2564 /* primitive way to compute the current column */ | |
2565 #ifdef FEAT_RIGHTLEFT | |
2566 if (cmdmsg_rl) | |
2567 { | |
2568 if (*s == '\r' || *s == '\n') | |
2569 msg_col = Columns - 1; | |
2570 else | |
2571 --msg_col; | |
2572 } | |
2573 else | |
2574 #endif | |
2575 { | |
2576 if (*s == '\r' || *s == '\n') | |
2577 msg_col = 0; | |
2578 else | |
2579 ++msg_col; | |
2580 } | |
2581 ++s; | |
2582 } | |
2583 msg_didout = TRUE; /* assume that line is not empty */ | |
2584 | |
2585 #ifdef WIN3264 | |
2586 if (!(silent_mode && p_verbose == 0)) | |
2587 mch_settmode(TMODE_RAW); | |
2588 #endif | |
2589 } | |
2590 | |
2591 /* | |
2592 * Show the more-prompt and handle the user response. | |
2593 * This takes care of scrolling back and displaying previously displayed text. | |
447 | 2594 * When at hit-enter prompt "typed_char" is the already typed character, |
2595 * otherwise it's NUL. | |
446 | 2596 * Returns TRUE when jumping ahead to "confirm_msg_tail". |
2597 */ | |
2598 static int | |
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2599 do_more_prompt(int typed_char) |
446 | 2600 { |
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2601 static int entered = FALSE; |
446 | 2602 int used_typed_char = typed_char; |
2603 int oldState = State; | |
2604 int c; | |
2605 #ifdef FEAT_CON_DIALOG | |
2606 int retval = FALSE; | |
2607 #endif | |
3263 | 2608 int toscroll; |
446 | 2609 msgchunk_T *mp_last = NULL; |
2610 msgchunk_T *mp; | |
2611 int i; | |
2612 | |
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2613 /* We get called recursively when a timer callback outputs a message. In |
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2614 * that case don't show another prompt. Also when at the hit-Enter prompt |
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2615 * and nothing was typed. */ |
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2616 if (entered || (State == HITRETURN && typed_char == 0)) |
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2617 return FALSE; |
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2618 entered = TRUE; |
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|
2619 |
447 | 2620 if (typed_char == 'G') |
2621 { | |
2622 /* "g<": Find first line on the last page. */ | |
2623 mp_last = msg_sb_start(last_msgchunk); | |
2624 for (i = 0; i < Rows - 2 && mp_last != NULL | |
2625 && mp_last->sb_prev != NULL; ++i) | |
2626 mp_last = msg_sb_start(mp_last->sb_prev); | |
2627 } | |
2628 | |
446 | 2629 State = ASKMORE; |
2630 #ifdef FEAT_MOUSE | |
2631 setmouse(); | |
2632 #endif | |
447 | 2633 if (typed_char == NUL) |
2634 msg_moremsg(FALSE); | |
446 | 2635 for (;;) |
2636 { | |
2637 /* | |
2638 * Get a typed character directly from the user. | |
2639 */ | |
2640 if (used_typed_char != NUL) | |
2641 { | |
2642 c = used_typed_char; /* was typed at hit-enter prompt */ | |
2643 used_typed_char = NUL; | |
2644 } | |
2645 else | |
2646 c = get_keystroke(); | |
2647 | |
2648 #if defined(FEAT_MENU) && defined(FEAT_GUI) | |
2649 if (c == K_MENU) | |
2650 { | |
2651 int idx = get_menu_index(current_menu, ASKMORE); | |
2652 | |
2653 /* Used a menu. If it starts with CTRL-Y, it must | |
2654 * be a "Copy" for the clipboard. Otherwise | |
2655 * assume that we end */ | |
2656 if (idx == MENU_INDEX_INVALID) | |
2657 continue; | |
2658 c = *current_menu->strings[idx]; | |
2659 if (c != NUL && current_menu->strings[idx][1] != NUL) | |
2660 ins_typebuf(current_menu->strings[idx] + 1, | |
2661 current_menu->noremap[idx], 0, TRUE, | |
2662 current_menu->silent[idx]); | |
2663 } | |
2664 #endif | |
2665 | |
3263 | 2666 toscroll = 0; |
446 | 2667 switch (c) |
2668 { | |
2669 case BS: /* scroll one line back */ | |
2670 case K_BS: | |
2671 case 'k': | |
2672 case K_UP: | |
3263 | 2673 toscroll = -1; |
446 | 2674 break; |
2675 | |
2676 case CAR: /* one extra line */ | |
2677 case NL: | |
2678 case 'j': | |
2679 case K_DOWN: | |
3263 | 2680 toscroll = 1; |
446 | 2681 break; |
2682 | |
2683 case 'u': /* Up half a page */ | |
3263 | 2684 toscroll = -(Rows / 2); |
446 | 2685 break; |
2686 | |
2687 case 'd': /* Down half a page */ | |
3263 | 2688 toscroll = Rows / 2; |
446 | 2689 break; |
2690 | |
2691 case 'b': /* one page back */ | |
1820 | 2692 case K_PAGEUP: |
3263 | 2693 toscroll = -(Rows - 1); |
446 | 2694 break; |
2695 | |
2696 case ' ': /* one extra page */ | |
1820 | 2697 case 'f': |
446 | 2698 case K_PAGEDOWN: |
2699 case K_LEFTMOUSE: | |
3263 | 2700 toscroll = Rows - 1; |
446 | 2701 break; |
2702 | |
447 | 2703 case 'g': /* all the way back to the start */ |
3263 | 2704 toscroll = -999999; |
447 | 2705 break; |
2706 | |
2707 case 'G': /* all the way to the end */ | |
3263 | 2708 toscroll = 999999; |
447 | 2709 lines_left = 999999; |
2710 break; | |
2711 | |
446 | 2712 case ':': /* start new command line */ |
2713 #ifdef FEAT_CON_DIALOG | |
2714 if (!confirm_msg_used) | |
2715 #endif | |
2716 { | |
2717 /* Since got_int is set all typeahead will be flushed, but we | |
2718 * want to keep this ':', remember that in a special way. */ | |
2719 typeahead_noflush(':'); | |
2720 cmdline_row = Rows - 1; /* put ':' on this line */ | |
2721 skip_redraw = TRUE; /* skip redraw once */ | |
2722 need_wait_return = FALSE; /* don't wait in main() */ | |
2723 } | |
2724 /*FALLTHROUGH*/ | |
2725 case 'q': /* quit */ | |
2726 case Ctrl_C: | |
2727 case ESC: | |
2728 #ifdef FEAT_CON_DIALOG | |
2729 if (confirm_msg_used) | |
2730 { | |
2731 /* Jump to the choices of the dialog. */ | |
2732 retval = TRUE; | |
2733 } | |
2734 else | |
2735 #endif | |
2736 { | |
2737 got_int = TRUE; | |
2738 quit_more = TRUE; | |
2739 } | |
1829 | 2740 /* When there is some more output (wrapping line) display that |
2741 * without another prompt. */ | |
2742 lines_left = Rows - 1; | |
446 | 2743 break; |
2744 | |
2745 #ifdef FEAT_CLIPBOARD | |
2746 case Ctrl_Y: | |
2747 /* Strange way to allow copying (yanking) a modeless | |
2748 * selection at the more prompt. Use CTRL-Y, | |
2749 * because the same is used in Cmdline-mode and at the | |
2750 * hit-enter prompt. However, scrolling one line up | |
2751 * might be expected... */ | |
2752 if (clip_star.state == SELECT_DONE) | |
2753 clip_copy_modeless_selection(TRUE); | |
2754 continue; | |
2755 #endif | |
2756 default: /* no valid response */ | |
2757 msg_moremsg(TRUE); | |
2758 continue; | |
2759 } | |
2760 | |
3263 | 2761 if (toscroll != 0) |
446 | 2762 { |
3263 | 2763 if (toscroll < 0) |
446 | 2764 { |
2765 /* go to start of last line */ | |
2766 if (mp_last == NULL) | |
2767 mp = msg_sb_start(last_msgchunk); | |
2768 else if (mp_last->sb_prev != NULL) | |
2769 mp = msg_sb_start(mp_last->sb_prev); | |
2770 else | |
2771 mp = NULL; | |
2772 | |
2773 /* go to start of line at top of the screen */ | |
2774 for (i = 0; i < Rows - 2 && mp != NULL && mp->sb_prev != NULL; | |
2775 ++i) | |
2776 mp = msg_sb_start(mp->sb_prev); | |
2777 | |
2778 if (mp != NULL && mp->sb_prev != NULL) | |
2779 { | |
2780 /* Find line to be displayed at top. */ | |
3263 | 2781 for (i = 0; i > toscroll; --i) |
446 | 2782 { |
2783 if (mp == NULL || mp->sb_prev == NULL) | |
2784 break; | |
2785 mp = msg_sb_start(mp->sb_prev); | |
2786 if (mp_last == NULL) | |
2787 mp_last = msg_sb_start(last_msgchunk); | |
2788 else | |
2789 mp_last = msg_sb_start(mp_last->sb_prev); | |
2790 } | |
2791 | |
3263 | 2792 if (toscroll == -1 && screen_ins_lines(0, 0, 1, |
446 | 2793 (int)Rows, NULL) == OK) |
2794 { | |
447 | 2795 /* display line at top */ |
446 | 2796 (void)disp_sb_line(0, mp); |
2797 } | |
2798 else | |
2799 { | |
447 | 2800 /* redisplay all lines */ |
446 | 2801 screenclear(); |
870 | 2802 for (i = 0; mp != NULL && i < Rows - 1; ++i) |
2803 { | |
446 | 2804 mp = disp_sb_line(i, mp); |
870 | 2805 ++msg_scrolled; |
2806 } | |
446 | 2807 } |
3263 | 2808 toscroll = 0; |
446 | 2809 } |
2810 } | |
2811 else | |
2812 { | |
2813 /* First display any text that we scrolled back. */ | |
3263 | 2814 while (toscroll > 0 && mp_last != NULL) |
446 | 2815 { |
2816 /* scroll up, display line at bottom */ | |
2817 msg_scroll_up(); | |
539 | 2818 inc_msg_scrolled(); |
446 | 2819 screen_fill((int)Rows - 2, (int)Rows - 1, 0, |
2820 (int)Columns, ' ', ' ', 0); | |
2821 mp_last = disp_sb_line((int)Rows - 2, mp_last); | |
3263 | 2822 --toscroll; |
446 | 2823 } |
2824 } | |
2825 | |
3263 | 2826 if (toscroll <= 0) |
446 | 2827 { |
2828 /* displayed the requested text, more prompt again */ | |
447 | 2829 screen_fill((int)Rows - 1, (int)Rows, 0, |
2830 (int)Columns, ' ', ' ', 0); | |
446 | 2831 msg_moremsg(FALSE); |
2832 continue; | |
2833 } | |
2834 | |
2835 /* display more text, return to caller */ | |
3263 | 2836 lines_left = toscroll; |
446 | 2837 } |
2838 | |
2839 break; | |
2840 } | |
2841 | |
2842 /* clear the --more-- message */ | |
2843 screen_fill((int)Rows - 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
2844 State = oldState; | |
2845 #ifdef FEAT_MOUSE | |
2846 setmouse(); | |
2847 #endif | |
2848 if (quit_more) | |
2849 { | |
2850 msg_row = Rows - 1; | |
2851 msg_col = 0; | |
2852 } | |
2853 #ifdef FEAT_RIGHTLEFT | |
2854 else if (cmdmsg_rl) | |
2855 msg_col = Columns - 1; | |
2856 #endif | |
2857 | |
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changeset
|
2858 entered = FALSE; |
446 | 2859 #ifdef FEAT_CON_DIALOG |
2860 return retval; | |
2861 #else | |
2862 return FALSE; | |
2863 #endif | |
2864 } | |
2865 | |
7 | 2866 #if defined(USE_MCH_ERRMSG) || defined(PROTO) |
2867 | |
2868 #ifdef mch_errmsg | |
2869 # undef mch_errmsg | |
2870 #endif | |
2871 #ifdef mch_msg | |
2872 # undef mch_msg | |
2873 #endif | |
2874 | |
2875 /* | |
2876 * Give an error message. To be used when the screen hasn't been initialized | |
2877 * yet. When stderr can't be used, collect error messages until the GUI has | |
2878 * started and they can be displayed in a message box. | |
2879 */ | |
2880 void | |
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changeset
|
2881 mch_errmsg(char *str) |
7 | 2882 { |
2883 int len; | |
2884 | |
2885 #if (defined(UNIX) || defined(FEAT_GUI)) && !defined(ALWAYS_USE_GUI) | |
2886 /* On Unix use stderr if it's a tty. | |
2887 * When not going to start the GUI also use stderr. | |
2888 * On Mac, when started from Finder, stderr is the console. */ | |
2889 if ( | |
2890 # ifdef UNIX | |
2891 # ifdef MACOS_X_UNIX | |
2892 (isatty(2) && strcmp("/dev/console", ttyname(2)) != 0) | |
2893 # else | |
2894 isatty(2) | |
2895 # endif | |
2896 # ifdef FEAT_GUI | |
2897 || | |
2898 # endif | |
2899 # endif | |
2900 # ifdef FEAT_GUI | |
2901 !(gui.in_use || gui.starting) | |
2902 # endif | |
2903 ) | |
2904 { | |
2905 fprintf(stderr, "%s", str); | |
2906 return; | |
2907 } | |
2908 #endif | |
2909 | |
2910 /* avoid a delay for a message that isn't there */ | |
2911 emsg_on_display = FALSE; | |
2912 | |
2913 len = (int)STRLEN(str) + 1; | |
2914 if (error_ga.ga_growsize == 0) | |
2915 { | |
2916 error_ga.ga_growsize = 80; | |
2917 error_ga.ga_itemsize = 1; | |
2918 } | |
2919 if (ga_grow(&error_ga, len) == OK) | |
2920 { | |
2921 mch_memmove((char_u *)error_ga.ga_data + error_ga.ga_len, | |
2922 (char_u *)str, len); | |
2923 #ifdef UNIX | |
2924 /* remove CR characters, they are displayed */ | |
2925 { | |
2926 char_u *p; | |
2927 | |
2928 p = (char_u *)error_ga.ga_data + error_ga.ga_len; | |
2929 for (;;) | |
2930 { | |
2931 p = vim_strchr(p, '\r'); | |
2932 if (p == NULL) | |
2933 break; | |
2934 *p = ' '; | |
2935 } | |
2936 } | |
2937 #endif | |
2938 --len; /* don't count the NUL at the end */ | |
2939 error_ga.ga_len += len; | |
2940 } | |
2941 } | |
2942 | |
2943 /* | |
2944 * Give a message. To be used when the screen hasn't been initialized yet. | |
2945 * When there is no tty, collect messages until the GUI has started and they | |
2946 * can be displayed in a message box. | |
2947 */ | |
2948 void | |
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7803
diff
changeset
|
2949 mch_msg(char *str) |
7 | 2950 { |
2951 #if (defined(UNIX) || defined(FEAT_GUI)) && !defined(ALWAYS_USE_GUI) | |
2952 /* On Unix use stdout if we have a tty. This allows "vim -h | more" and | |
2953 * uses mch_errmsg() when started from the desktop. | |
2954 * When not going to start the GUI also use stdout. | |
2955 * On Mac, when started from Finder, stderr is the console. */ | |
2956 if ( | |
2957 # ifdef UNIX | |
2958 # ifdef MACOS_X_UNIX | |
2959 (isatty(2) && strcmp("/dev/console", ttyname(2)) != 0) | |
2960 # else | |
2961 isatty(2) | |
2962 # endif | |
2963 # ifdef FEAT_GUI | |
2964 || | |
2965 # endif | |
2966 # endif | |
2967 # ifdef FEAT_GUI | |
2968 !(gui.in_use || gui.starting) | |
2969 # endif | |
2970 ) | |
2971 { | |
2972 printf("%s", str); | |
2973 return; | |
2974 } | |
2975 # endif | |
2976 mch_errmsg(str); | |
2977 } | |
2978 #endif /* USE_MCH_ERRMSG */ | |
2979 | |
2980 /* | |
2981 * Put a character on the screen at the current message position and advance | |
2982 * to the next position. Only for printable ASCII! | |
2983 */ | |
2984 static void | |
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parents:
7803
diff
changeset
|
2985 msg_screen_putchar(int c, int attr) |
7 | 2986 { |
2987 msg_didout = TRUE; /* remember that line is not empty */ | |
2988 screen_putchar(c, msg_row, msg_col, attr); | |
2989 #ifdef FEAT_RIGHTLEFT | |
2990 if (cmdmsg_rl) | |
2991 { | |
2992 if (--msg_col == 0) | |
2993 { | |
2994 msg_col = Columns; | |
2995 ++msg_row; | |
2996 } | |
2997 } | |
2998 else | |
2999 #endif | |
3000 { | |
3001 if (++msg_col >= Columns) | |
3002 { | |
3003 msg_col = 0; | |
3004 ++msg_row; | |
3005 } | |
3006 } | |
3007 } | |
3008 | |
3009 void | |
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parents:
7803
diff
changeset
|
3010 msg_moremsg(int full) |
7 | 3011 { |
446 | 3012 int attr; |
3013 char_u *s = (char_u *)_("-- More --"); | |
7 | 3014 |
3015 attr = hl_attr(HLF_M); | |
446 | 3016 screen_puts(s, (int)Rows - 1, 0, attr); |
7 | 3017 if (full) |
446 | 3018 screen_puts((char_u *) |
3019 _(" SPACE/d/j: screen/page/line down, b/u/k: up, q: quit "), | |
3020 (int)Rows - 1, vim_strsize(s), attr); | |
7 | 3021 } |
3022 | |
3023 /* | |
3024 * Repeat the message for the current mode: ASKMORE, EXTERNCMD, CONFIRM or | |
3025 * exmode_active. | |
3026 */ | |
3027 void | |
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parents:
7803
diff
changeset
|
3028 repeat_message(void) |
7 | 3029 { |
3030 if (State == ASKMORE) | |
3031 { | |
3032 msg_moremsg(TRUE); /* display --more-- message again */ | |
3033 msg_row = Rows - 1; | |
3034 } | |
3035 #ifdef FEAT_CON_DIALOG | |
3036 else if (State == CONFIRM) | |
3037 { | |
3038 display_confirm_msg(); /* display ":confirm" message again */ | |
3039 msg_row = Rows - 1; | |
3040 } | |
3041 #endif | |
3042 else if (State == EXTERNCMD) | |
3043 { | |
3044 windgoto(msg_row, msg_col); /* put cursor back */ | |
3045 } | |
3046 else if (State == HITRETURN || State == SETWSIZE) | |
3047 { | |
1445 | 3048 if (msg_row == Rows - 1) |
3049 { | |
3050 /* Avoid drawing the "hit-enter" prompt below the previous one, | |
3051 * overwrite it. Esp. useful when regaining focus and a | |
3052 * FocusGained autocmd exists but didn't draw anything. */ | |
3053 msg_didout = FALSE; | |
3054 msg_col = 0; | |
3055 msg_clr_eos(); | |
3056 } | |
7 | 3057 hit_return_msg(); |
3058 msg_row = Rows - 1; | |
3059 } | |
3060 } | |
3061 | |
3062 /* | |
3063 * msg_check_screen - check if the screen is initialized. | |
3064 * Also check msg_row and msg_col, if they are too big it may cause a crash. | |
3065 * While starting the GUI the terminal codes will be set for the GUI, but the | |
3066 * output goes to the terminal. Don't use the terminal codes then. | |
3067 */ | |
3068 static int | |
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parents:
7803
diff
changeset
|
3069 msg_check_screen(void) |
7 | 3070 { |
3071 if (!full_screen || !screen_valid(FALSE)) | |
3072 return FALSE; | |
3073 | |
3074 if (msg_row >= Rows) | |
3075 msg_row = Rows - 1; | |
3076 if (msg_col >= Columns) | |
3077 msg_col = Columns - 1; | |
3078 return TRUE; | |
3079 } | |
3080 | |
3081 /* | |
3082 * Clear from current message position to end of screen. | |
3083 * Skip this when ":silent" was used, no need to clear for redirection. | |
3084 */ | |
3085 void | |
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parents:
7803
diff
changeset
|
3086 msg_clr_eos(void) |
7 | 3087 { |
3088 if (msg_silent == 0) | |
3089 msg_clr_eos_force(); | |
3090 } | |
3091 | |
3092 /* | |
3093 * Clear from current message position to end of screen. | |
3094 * Note: msg_col is not updated, so we remember the end of the message | |
3095 * for msg_check(). | |
3096 */ | |
3097 void | |
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parents:
7803
diff
changeset
|
3098 msg_clr_eos_force(void) |
7 | 3099 { |
3100 if (msg_use_printf()) | |
3101 { | |
3102 if (full_screen) /* only when termcap codes are valid */ | |
3103 { | |
3104 if (*T_CD) | |
3105 out_str(T_CD); /* clear to end of display */ | |
3106 else if (*T_CE) | |
3107 out_str(T_CE); /* clear to end of line */ | |
3108 } | |
3109 } | |
3110 else | |
3111 { | |
3112 #ifdef FEAT_RIGHTLEFT | |
3113 if (cmdmsg_rl) | |
3114 { | |
3115 screen_fill(msg_row, msg_row + 1, 0, msg_col + 1, ' ', ' ', 0); | |
3116 screen_fill(msg_row + 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
3117 } | |
3118 else | |
3119 #endif | |
3120 { | |
3121 screen_fill(msg_row, msg_row + 1, msg_col, (int)Columns, | |
3122 ' ', ' ', 0); | |
3123 screen_fill(msg_row + 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
3124 } | |
3125 } | |
3126 } | |
3127 | |
3128 /* | |
3129 * Clear the command line. | |
3130 */ | |
3131 void | |
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parents:
7803
diff
changeset
|
3132 msg_clr_cmdline(void) |
7 | 3133 { |
3134 msg_row = cmdline_row; | |
3135 msg_col = 0; | |
3136 msg_clr_eos_force(); | |
3137 } | |
3138 | |
3139 /* | |
3140 * end putting a message on the screen | |
3141 * call wait_return if the message does not fit in the available space | |
3142 * return TRUE if wait_return not called. | |
3143 */ | |
3144 int | |
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diff
changeset
|
3145 msg_end(void) |
7 | 3146 { |
3147 /* | |
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diff
changeset
|
3148 * If the string is larger than the window, |
7 | 3149 * or the ruler option is set and we run into it, |
3150 * we have to redraw the window. | |
3151 * Do not do this if we are abandoning the file or editing the command line. | |
3152 */ | |
3153 if (!exiting && need_wait_return && !(State & CMDLINE)) | |
3154 { | |
3155 wait_return(FALSE); | |
3156 return FALSE; | |
3157 } | |
3158 out_flush(); | |
3159 return TRUE; | |
3160 } | |
3161 | |
3162 /* | |
3163 * If the written message runs into the shown command or ruler, we have to | |
3164 * wait for hit-return and redraw the window later. | |
3165 */ | |
3166 void | |
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parents:
7803
diff
changeset
|
3167 msg_check(void) |
7 | 3168 { |
3169 if (msg_row == Rows - 1 && msg_col >= sc_col) | |
3170 { | |
3171 need_wait_return = TRUE; | |
3172 redraw_cmdline = TRUE; | |
3173 } | |
3174 } | |
3175 | |
3176 /* | |
3177 * May write a string to the redirection file. | |
3178 * When "maxlen" is -1 write the whole string, otherwise up to "maxlen" bytes. | |
3179 */ | |
3180 static void | |
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7803
diff
changeset
|
3181 redir_write(char_u *str, int maxlen) |
7 | 3182 { |
3183 char_u *s = str; | |
3184 static int cur_col = 0; | |
3185 | |
291 | 3186 /* Don't do anything for displaying prompts and the like. */ |
3187 if (redir_off) | |
3188 return; | |
3189 | |
3072 | 3190 /* If 'verbosefile' is set prepare for writing in that file. */ |
3191 if (*p_vfile != NUL && verbose_fd == NULL) | |
3192 verbose_open(); | |
291 | 3193 |
1854 | 3194 if (redirecting()) |
7 | 3195 { |
3196 /* If the string doesn't start with CR or NL, go to msg_col */ | |
3197 if (*s != '\n' && *s != '\r') | |
3198 { | |
3199 while (cur_col < msg_col) | |
3200 { | |
3201 #ifdef FEAT_EVAL | |
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9436
diff
changeset
|
3202 if (redir_execute) |
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diff
changeset
|
3203 execute_redir_str((char_u *)" ", -1); |
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parents:
9389
diff
changeset
|
3204 else if (redir_reg) |
7 | 3205 write_reg_contents(redir_reg, (char_u *)" ", -1, TRUE); |
167 | 3206 else if (redir_vname) |
3207 var_redir_str((char_u *)" ", -1); | |
3072 | 3208 else |
7 | 3209 #endif |
3072 | 3210 if (redir_fd != NULL) |
7 | 3211 fputs(" ", redir_fd); |
3072 | 3212 if (verbose_fd != NULL) |
3213 fputs(" ", verbose_fd); | |
7 | 3214 ++cur_col; |
3215 } | |
3216 } | |
3217 | |
3218 #ifdef FEAT_EVAL | |
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diff
changeset
|
3219 if (redir_execute) |
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parents:
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diff
changeset
|
3220 execute_redir_str(s, maxlen); |
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diff
changeset
|
3221 else if (redir_reg) |
7 | 3222 write_reg_contents(redir_reg, s, maxlen, TRUE); |
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parents:
9389
diff
changeset
|
3223 else if (redir_vname) |
167 | 3224 var_redir_str(s, maxlen); |
7 | 3225 #endif |
3226 | |
3072 | 3227 /* Write and adjust the current column. */ |
7 | 3228 while (*s != NUL && (maxlen < 0 || (int)(s - str) < maxlen)) |
3229 { | |
3230 #ifdef FEAT_EVAL | |
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9436
diff
changeset
|
3231 if (!redir_reg && !redir_vname && !redir_execute) |
7 | 3232 #endif |
3072 | 3233 if (redir_fd != NULL) |
3234 putc(*s, redir_fd); | |
3235 if (verbose_fd != NULL) | |
3236 putc(*s, verbose_fd); | |
7 | 3237 if (*s == '\r' || *s == '\n') |
3238 cur_col = 0; | |
3239 else if (*s == '\t') | |
3240 cur_col += (8 - cur_col % 8); | |
3241 else | |
3242 ++cur_col; | |
3243 ++s; | |
3244 } | |
3245 | |
3246 if (msg_silent != 0) /* should update msg_col */ | |
3247 msg_col = cur_col; | |
3248 } | |
3249 } | |
3250 | |
1854 | 3251 int |
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diff
changeset
|
3252 redirecting(void) |
1854 | 3253 { |
3072 | 3254 return redir_fd != NULL || *p_vfile != NUL |
1854 | 3255 #ifdef FEAT_EVAL |
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9436
diff
changeset
|
3256 || redir_reg || redir_vname || redir_execute |
1854 | 3257 #endif |
3258 ; | |
3259 } | |
3260 | |
7 | 3261 /* |
1189 | 3262 * Before giving verbose message. |
291 | 3263 * Must always be called paired with verbose_leave()! |
3264 */ | |
3265 void | |
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diff
changeset
|
3266 verbose_enter(void) |
291 | 3267 { |
3268 if (*p_vfile != NUL) | |
3269 ++msg_silent; | |
3270 } | |
3271 | |
3272 /* | |
3273 * After giving verbose message. | |
3274 * Must always be called paired with verbose_enter()! | |
3275 */ | |
3276 void | |
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7803
diff
changeset
|
3277 verbose_leave(void) |
291 | 3278 { |
3279 if (*p_vfile != NUL) | |
3280 if (--msg_silent < 0) | |
3281 msg_silent = 0; | |
3282 } | |
3283 | |
3284 /* | |
3285 * Like verbose_enter() and set msg_scroll when displaying the message. | |
3286 */ | |
3287 void | |
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parents:
7803
diff
changeset
|
3288 verbose_enter_scroll(void) |
291 | 3289 { |
3290 if (*p_vfile != NUL) | |
3291 ++msg_silent; | |
3292 else | |
3293 /* always scroll up, don't overwrite */ | |
3294 msg_scroll = TRUE; | |
3295 } | |
3296 | |
3297 /* | |
3298 * Like verbose_leave() and set cmdline_row when displaying the message. | |
3299 */ | |
3300 void | |
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parents:
7803
diff
changeset
|
3301 verbose_leave_scroll(void) |
291 | 3302 { |
3303 if (*p_vfile != NUL) | |
3304 { | |
3305 if (--msg_silent < 0) | |
3306 msg_silent = 0; | |
3307 } | |
3308 else | |
3309 cmdline_row = msg_row; | |
3310 } | |
3311 | |
3312 /* | |
3313 * Called when 'verbosefile' is set: stop writing to the file. | |
3314 */ | |
3315 void | |
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parents:
7803
diff
changeset
|
3316 verbose_stop(void) |
291 | 3317 { |
3318 if (verbose_fd != NULL) | |
3319 { | |
3320 fclose(verbose_fd); | |
3321 verbose_fd = NULL; | |
3322 } | |
3323 verbose_did_open = FALSE; | |
3324 } | |
3325 | |
3326 /* | |
3327 * Open the file 'verbosefile'. | |
3328 * Return FAIL or OK. | |
3329 */ | |
3330 int | |
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7803
diff
changeset
|
3331 verbose_open(void) |
291 | 3332 { |
3333 if (verbose_fd == NULL && !verbose_did_open) | |
3334 { | |
3335 /* Only give the error message once. */ | |
3336 verbose_did_open = TRUE; | |
3337 | |
531 | 3338 verbose_fd = mch_fopen((char *)p_vfile, "a"); |
291 | 3339 if (verbose_fd == NULL) |
3340 { | |
3341 EMSG2(_(e_notopen), p_vfile); | |
3342 return FAIL; | |
3343 } | |
3344 } | |
3345 return OK; | |
3346 } | |
3347 | |
3348 /* | |
7 | 3349 * Give a warning message (for searching). |
3350 * Use 'w' highlighting and may repeat the message after redrawing | |
3351 */ | |
3352 void | |
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commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
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parents:
7803
diff
changeset
|
3353 give_warning(char_u *message, int hl) |
7 | 3354 { |
3355 /* Don't do this for ":silent". */ | |
3356 if (msg_silent != 0) | |
3357 return; | |
3358 | |
3359 /* Don't want a hit-enter prompt here. */ | |
3360 ++no_wait_return; | |
8 | 3361 |
7 | 3362 #ifdef FEAT_EVAL |
3363 set_vim_var_string(VV_WARNINGMSG, message, -1); | |
3364 #endif | |
3365 vim_free(keep_msg); | |
3366 keep_msg = NULL; | |
3367 if (hl) | |
3368 keep_msg_attr = hl_attr(HLF_W); | |
3369 else | |
3370 keep_msg_attr = 0; | |
3371 if (msg_attr(message, keep_msg_attr) && msg_scrolled == 0) | |
678 | 3372 set_keep_msg(message, keep_msg_attr); |
7 | 3373 msg_didout = FALSE; /* overwrite this message */ |
3374 msg_nowait = TRUE; /* don't wait for this message */ | |
3375 msg_col = 0; | |
8 | 3376 |
7 | 3377 --no_wait_return; |
3378 } | |
3379 | |
3380 /* | |
3381 * Advance msg cursor to column "col". | |
3382 */ | |
3383 void | |
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parents:
7803
diff
changeset
|
3384 msg_advance(int col) |
7 | 3385 { |
3386 if (msg_silent != 0) /* nothing to advance to */ | |
3387 { | |
3388 msg_col = col; /* for redirection, may fill it up later */ | |
3389 return; | |
3390 } | |
3391 if (col >= Columns) /* not enough room */ | |
3392 col = Columns - 1; | |
474 | 3393 #ifdef FEAT_RIGHTLEFT |
3394 if (cmdmsg_rl) | |
3395 while (msg_col > Columns - col) | |
3396 msg_putchar(' '); | |
3397 else | |
3398 #endif | |
3399 while (msg_col < col) | |
3400 msg_putchar(' '); | |
7 | 3401 } |
3402 | |
3403 #if defined(FEAT_CON_DIALOG) || defined(PROTO) | |
3404 /* | |
3405 * Used for "confirm()" function, and the :confirm command prefix. | |
3406 * Versions which haven't got flexible dialogs yet, and console | |
3407 * versions, get this generic handler which uses the command line. | |
3408 * | |
3409 * type = one of: | |
3410 * VIM_QUESTION, VIM_INFO, VIM_WARNING, VIM_ERROR or VIM_GENERIC | |
3411 * title = title string (can be NULL for default) | |
3412 * (neither used in console dialogs at the moment) | |
3413 * | |
3414 * Format of the "buttons" string: | |
3415 * "Button1Name\nButton2Name\nButton3Name" | |
3416 * The first button should normally be the default/accept | |
3417 * The second button should be the 'Cancel' button | |
3418 * Other buttons- use your imagination! | |
3419 * A '&' in a button name becomes a shortcut, so each '&' should be before a | |
3420 * different letter. | |
3421 */ | |
3422 int | |
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parents:
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diff
changeset
|
3423 do_dialog( |
41789f16d6b2
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parents:
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diff
changeset
|
3424 int type UNUSED, |
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parents:
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diff
changeset
|
3425 char_u *title UNUSED, |
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parents:
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diff
changeset
|
3426 char_u *message, |
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parents:
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diff
changeset
|
3427 char_u *buttons, |
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parents:
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diff
changeset
|
3428 int dfltbutton, |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3429 char_u *textfield UNUSED, /* IObuff for inputdialog(), NULL |
1883 | 3430 otherwise */ |
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parents:
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diff
changeset
|
3431 int ex_cmd) /* when TRUE pressing : accepts default and starts |
2684 | 3432 Ex command */ |
7 | 3433 { |
3434 int oldState; | |
3435 int retval = 0; | |
3436 char_u *hotkeys; | |
3437 int c; | |
3438 int i; | |
3439 | |
3440 #ifndef NO_CONSOLE | |
3441 /* Don't output anything in silent mode ("ex -s") */ | |
3442 if (silent_mode) | |
3443 return dfltbutton; /* return default option */ | |
3444 #endif | |
3445 | |
3446 #ifdef FEAT_GUI_DIALOG | |
3447 /* When GUI is running and 'c' not in 'guioptions', use the GUI dialog */ | |
3448 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL) | |
3449 { | |
3450 c = gui_mch_dialog(type, title, message, buttons, dfltbutton, | |
2684 | 3451 textfield, ex_cmd); |
1809 | 3452 /* avoid a hit-enter prompt without clearing the cmdline */ |
3453 need_wait_return = FALSE; | |
3454 emsg_on_display = FALSE; | |
3455 cmdline_row = msg_row; | |
7 | 3456 |
3457 /* Flush output to avoid that further messages and redrawing is done | |
3458 * in the wrong order. */ | |
3459 out_flush(); | |
3460 gui_mch_update(); | |
3461 | |
3462 return c; | |
3463 } | |
3464 #endif | |
3465 | |
3466 oldState = State; | |
3467 State = CONFIRM; | |
3468 #ifdef FEAT_MOUSE | |
3469 setmouse(); | |
3470 #endif | |
3471 | |
3472 /* | |
3473 * Since we wait for a keypress, don't make the | |
3474 * user press RETURN as well afterwards. | |
3475 */ | |
3476 ++no_wait_return; | |
3477 hotkeys = msg_show_console_dialog(message, buttons, dfltbutton); | |
3478 | |
3479 if (hotkeys != NULL) | |
3480 { | |
3481 for (;;) | |
3482 { | |
3483 /* Get a typed character directly from the user. */ | |
3484 c = get_keystroke(); | |
3485 switch (c) | |
3486 { | |
3487 case CAR: /* User accepts default option */ | |
3488 case NL: | |
3489 retval = dfltbutton; | |
3490 break; | |
3491 case Ctrl_C: /* User aborts/cancels */ | |
3492 case ESC: | |
3493 retval = 0; | |
3494 break; | |
3495 default: /* Could be a hotkey? */ | |
3496 if (c < 0) /* special keys are ignored here */ | |
3497 continue; | |
2684 | 3498 if (c == ':' && ex_cmd) |
3499 { | |
3500 retval = dfltbutton; | |
3501 ins_char_typebuf(':'); | |
3502 break; | |
3503 } | |
3504 | |
7 | 3505 /* Make the character lowercase, as chars in "hotkeys" are. */ |
3506 c = MB_TOLOWER(c); | |
3507 retval = 1; | |
3508 for (i = 0; hotkeys[i]; ++i) | |
3509 { | |
3510 #ifdef FEAT_MBYTE | |
3511 if (has_mbyte) | |
3512 { | |
3513 if ((*mb_ptr2char)(hotkeys + i) == c) | |
3514 break; | |
474 | 3515 i += (*mb_ptr2len)(hotkeys + i) - 1; |
7 | 3516 } |
3517 else | |
3518 #endif | |
3519 if (hotkeys[i] == c) | |
3520 break; | |
3521 ++retval; | |
3522 } | |
3523 if (hotkeys[i]) | |
3524 break; | |
3525 /* No hotkey match, so keep waiting */ | |
3526 continue; | |
3527 } | |
3528 break; | |
3529 } | |
3530 | |
3531 vim_free(hotkeys); | |
3532 } | |
3533 | |
3534 State = oldState; | |
3535 #ifdef FEAT_MOUSE | |
3536 setmouse(); | |
3537 #endif | |
3538 --no_wait_return; | |
3539 msg_end_prompt(); | |
3540 | |
3541 return retval; | |
3542 } | |
3543 | |
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parents:
6949
diff
changeset
|
3544 static int copy_char(char_u *from, char_u *to, int lowercase); |
7 | 3545 |
3546 /* | |
3547 * Copy one character from "*from" to "*to", taking care of multi-byte | |
3548 * characters. Return the length of the character in bytes. | |
3549 */ | |
3550 static int | |
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diff
changeset
|
3551 copy_char( |
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diff
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|
3552 char_u *from, |
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parents:
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diff
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|
3553 char_u *to, |
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3554 int lowercase) /* make character lower case */ |
7 | 3555 { |
3556 #ifdef FEAT_MBYTE | |
3557 int len; | |
3558 int c; | |
3559 | |
3560 if (has_mbyte) | |
3561 { | |
3562 if (lowercase) | |
3563 { | |
3564 c = MB_TOLOWER((*mb_ptr2char)(from)); | |
3565 return (*mb_char2bytes)(c, to); | |
3566 } | |
3567 else | |
3568 { | |
474 | 3569 len = (*mb_ptr2len)(from); |
7 | 3570 mch_memmove(to, from, (size_t)len); |
3571 return len; | |
3572 } | |
3573 } | |
3574 else | |
3575 #endif | |
3576 { | |
3577 if (lowercase) | |
3578 *to = (char_u)TOLOWER_LOC(*from); | |
3579 else | |
3580 *to = *from; | |
3581 return 1; | |
3582 } | |
3583 } | |
3584 | |
3585 /* | |
3586 * Format the dialog string, and display it at the bottom of | |
3587 * the screen. Return a string of hotkey chars (if defined) for | |
3588 * each 'button'. If a button has no hotkey defined, the first character of | |
3589 * the button is used. | |
3590 * The hotkeys can be multi-byte characters, but without combining chars. | |
3591 * | |
3592 * Returns an allocated string with hotkeys, or NULL for error. | |
3593 */ | |
3594 static char_u * | |
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diff
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|
3595 msg_show_console_dialog( |
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parents:
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diff
changeset
|
3596 char_u *message, |
41789f16d6b2
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parents:
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diff
changeset
|
3597 char_u *buttons, |
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3598 int dfltbutton) |
7 | 3599 { |
3600 int len = 0; | |
3601 #ifdef FEAT_MBYTE | |
3602 # define HOTK_LEN (has_mbyte ? MB_MAXBYTES : 1) | |
3603 #else | |
3604 # define HOTK_LEN 1 | |
3605 #endif | |
3606 int lenhotkey = HOTK_LEN; /* count first button */ | |
3607 char_u *hotk = NULL; | |
3608 char_u *msgp = NULL; | |
3609 char_u *hotkp = NULL; | |
3610 char_u *r; | |
3611 int copy; | |
3612 #define HAS_HOTKEY_LEN 30 | |
3613 char_u has_hotkey[HAS_HOTKEY_LEN]; | |
3614 int first_hotkey = FALSE; /* first char of button is hotkey */ | |
3615 int idx; | |
3616 | |
3617 has_hotkey[0] = FALSE; | |
3618 | |
3619 /* | |
3620 * First loop: compute the size of memory to allocate. | |
3621 * Second loop: copy to the allocated memory. | |
3622 */ | |
3623 for (copy = 0; copy <= 1; ++copy) | |
3624 { | |
3625 r = buttons; | |
3626 idx = 0; | |
3627 while (*r) | |
3628 { | |
3629 if (*r == DLG_BUTTON_SEP) | |
3630 { | |
3631 if (copy) | |
3632 { | |
3633 *msgp++ = ','; | |
3634 *msgp++ = ' '; /* '\n' -> ', ' */ | |
3635 | |
3636 /* advance to next hotkey and set default hotkey */ | |
3637 #ifdef FEAT_MBYTE | |
3638 if (has_mbyte) | |
1306 | 3639 hotkp += STRLEN(hotkp); |
7 | 3640 else |
3641 #endif | |
3642 ++hotkp; | |
1306 | 3643 hotkp[copy_char(r + 1, hotkp, TRUE)] = NUL; |
7 | 3644 if (dfltbutton) |
3645 --dfltbutton; | |
3646 | |
3647 /* If no hotkey is specified first char is used. */ | |
3648 if (idx < HAS_HOTKEY_LEN - 1 && !has_hotkey[++idx]) | |
3649 first_hotkey = TRUE; | |
3650 } | |
3651 else | |
3652 { | |
3653 len += 3; /* '\n' -> ', '; 'x' -> '(x)' */ | |
3654 lenhotkey += HOTK_LEN; /* each button needs a hotkey */ | |
3655 if (idx < HAS_HOTKEY_LEN - 1) | |
3656 has_hotkey[++idx] = FALSE; | |
3657 } | |
3658 } | |
3659 else if (*r == DLG_HOTKEY_CHAR || first_hotkey) | |
3660 { | |
3661 if (*r == DLG_HOTKEY_CHAR) | |
3662 ++r; | |
3663 first_hotkey = FALSE; | |
3664 if (copy) | |
3665 { | |
3666 if (*r == DLG_HOTKEY_CHAR) /* '&&a' -> '&a' */ | |
3667 *msgp++ = *r; | |
3668 else | |
3669 { | |
3670 /* '&a' -> '[a]' */ | |
3671 *msgp++ = (dfltbutton == 1) ? '[' : '('; | |
3672 msgp += copy_char(r, msgp, FALSE); | |
3673 *msgp++ = (dfltbutton == 1) ? ']' : ')'; | |
3674 | |
3675 /* redefine hotkey */ | |
1306 | 3676 hotkp[copy_char(r, hotkp, TRUE)] = NUL; |
7 | 3677 } |
3678 } | |
3679 else | |
3680 { | |
3681 ++len; /* '&a' -> '[a]' */ | |
3682 if (idx < HAS_HOTKEY_LEN - 1) | |
3683 has_hotkey[idx] = TRUE; | |
3684 } | |
3685 } | |
3686 else | |
3687 { | |
3688 /* everything else copy literally */ | |
3689 if (copy) | |
3690 msgp += copy_char(r, msgp, FALSE); | |
3691 } | |
3692 | |
3693 /* advance to the next character */ | |
39 | 3694 mb_ptr_adv(r); |
7 | 3695 } |
3696 | |
3697 if (copy) | |
3698 { | |
3699 *msgp++ = ':'; | |
3700 *msgp++ = ' '; | |
3701 *msgp = NUL; | |
3702 } | |
3703 else | |
3704 { | |
835 | 3705 len += (int)(STRLEN(message) |
856 | 3706 + 2 /* for the NL's */ |
3707 + STRLEN(buttons) | |
3708 + 3); /* for the ": " and NUL */ | |
835 | 3709 lenhotkey++; /* for the NUL */ |
7 | 3710 |
3711 /* If no hotkey is specified first char is used. */ | |
3712 if (!has_hotkey[0]) | |
3713 { | |
3714 first_hotkey = TRUE; | |
3715 len += 2; /* "x" -> "[x]" */ | |
3716 } | |
3717 | |
3718 /* | |
3719 * Now allocate and load the strings | |
3720 */ | |
3721 vim_free(confirm_msg); | |
3722 confirm_msg = alloc(len); | |
3723 if (confirm_msg == NULL) | |
3724 return NULL; | |
3725 *confirm_msg = NUL; | |
3726 hotk = alloc(lenhotkey); | |
3727 if (hotk == NULL) | |
3728 return NULL; | |
3729 | |
3730 *confirm_msg = '\n'; | |
3731 STRCPY(confirm_msg + 1, message); | |
3732 | |
3733 msgp = confirm_msg + 1 + STRLEN(message); | |
3734 hotkp = hotk; | |
3735 | |
1306 | 3736 /* Define first default hotkey. Keep the hotkey string NUL |
3737 * terminated to avoid reading past the end. */ | |
3738 hotkp[copy_char(buttons, hotkp, TRUE)] = NUL; | |
7 | 3739 |
3740 /* Remember where the choices start, displaying starts here when | |
3741 * "hotkp" typed at the more prompt. */ | |
3742 confirm_msg_tail = msgp; | |
3743 *msgp++ = '\n'; | |
3744 } | |
3745 } | |
3746 | |
3747 display_confirm_msg(); | |
3748 return hotk; | |
3749 } | |
3750 | |
3751 /* | |
3752 * Display the ":confirm" message. Also called when screen resized. | |
3753 */ | |
3754 void | |
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parents:
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diff
changeset
|
3755 display_confirm_msg(void) |
7 | 3756 { |
3757 /* avoid that 'q' at the more prompt truncates the message here */ | |
3758 ++confirm_msg_used; | |
3759 if (confirm_msg != NULL) | |
3760 msg_puts_attr(confirm_msg, hl_attr(HLF_M)); | |
3761 --confirm_msg_used; | |
3762 } | |
3763 | |
3764 #endif /* FEAT_CON_DIALOG */ | |
3765 | |
3766 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) | |
3767 | |
3768 int | |
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|
3769 vim_dialog_yesno( |
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|
3770 int type, |
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|
3771 char_u *title, |
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|
3772 char_u *message, |
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diff
changeset
|
3773 int dflt) |
7 | 3774 { |
3775 if (do_dialog(type, | |
3776 title == NULL ? (char_u *)_("Question") : title, | |
3777 message, | |
2684 | 3778 (char_u *)_("&Yes\n&No"), dflt, NULL, FALSE) == 1) |
7 | 3779 return VIM_YES; |
3780 return VIM_NO; | |
3781 } | |
3782 | |
3783 int | |
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diff
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|
3784 vim_dialog_yesnocancel( |
41789f16d6b2
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parents:
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diff
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|
3785 int type, |
41789f16d6b2
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diff
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|
3786 char_u *title, |
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|
3787 char_u *message, |
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parents:
7803
diff
changeset
|
3788 int dflt) |
7 | 3789 { |
3790 switch (do_dialog(type, | |
3791 title == NULL ? (char_u *)_("Question") : title, | |
3792 message, | |
2684 | 3793 (char_u *)_("&Yes\n&No\n&Cancel"), dflt, NULL, FALSE)) |
7 | 3794 { |
3795 case 1: return VIM_YES; | |
3796 case 2: return VIM_NO; | |
3797 } | |
3798 return VIM_CANCEL; | |
3799 } | |
3800 | |
3801 int | |
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diff
changeset
|
3802 vim_dialog_yesnoallcancel( |
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changeset
|
3803 int type, |
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|
3804 char_u *title, |
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|
3805 char_u *message, |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3806 int dflt) |
7 | 3807 { |
3808 switch (do_dialog(type, | |
3809 title == NULL ? (char_u *)"Question" : title, | |
3810 message, | |
3811 (char_u *)_("&Yes\n&No\nSave &All\n&Discard All\n&Cancel"), | |
2684 | 3812 dflt, NULL, FALSE)) |
7 | 3813 { |
3814 case 1: return VIM_YES; | |
3815 case 2: return VIM_NO; | |
3816 case 3: return VIM_ALL; | |
3817 case 4: return VIM_DISCARDALL; | |
3818 } | |
3819 return VIM_CANCEL; | |
3820 } | |
3821 | |
3822 #endif /* FEAT_GUI_DIALOG || FEAT_CON_DIALOG */ | |
3823 | |
3824 #if defined(FEAT_BROWSE) || defined(PROTO) | |
3825 /* | |
3826 * Generic browse function. Calls gui_mch_browse() when possible. | |
3827 * Later this may pop-up a non-GUI file selector (external command?). | |
3828 */ | |
3829 char_u * | |
7827
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diff
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|
3830 do_browse( |
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diff
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|
3831 int flags, /* BROWSE_SAVE and BROWSE_DIR */ |
41789f16d6b2
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parents:
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diff
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|
3832 char_u *title, /* title for the window */ |
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diff
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|
3833 char_u *dflt, /* default file name (may include directory) */ |
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|
3834 char_u *ext, /* extension added */ |
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diff
changeset
|
3835 char_u *initdir, /* initial directory, NULL for current dir or |
7 | 3836 when using path from "dflt" */ |
7827
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diff
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|
3837 char_u *filter, /* file name filter */ |
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diff
changeset
|
3838 buf_T *buf) /* buffer to read/write for */ |
7 | 3839 { |
3840 char_u *fname; | |
3841 static char_u *last_dir = NULL; /* last used directory */ | |
3842 char_u *tofree = NULL; | |
3843 int save_browse = cmdmod.browse; | |
3844 | |
3845 /* Must turn off browse to avoid that autocommands will get the | |
3846 * flag too! */ | |
3847 cmdmod.browse = FALSE; | |
3848 | |
28 | 3849 if (title == NULL || *title == NUL) |
7 | 3850 { |
28 | 3851 if (flags & BROWSE_DIR) |
3852 title = (char_u *)_("Select Directory dialog"); | |
3853 else if (flags & BROWSE_SAVE) | |
7 | 3854 title = (char_u *)_("Save File dialog"); |
3855 else | |
3856 title = (char_u *)_("Open File dialog"); | |
3857 } | |
3858 | |
3859 /* When no directory specified, use default file name, default dir, buffer | |
3860 * dir, last dir or current dir */ | |
3861 if ((initdir == NULL || *initdir == NUL) && dflt != NULL && *dflt != NUL) | |
3862 { | |
3863 if (mch_isdir(dflt)) /* default file name is a directory */ | |
3864 { | |
3865 initdir = dflt; | |
3866 dflt = NULL; | |
3867 } | |
3868 else if (gettail(dflt) != dflt) /* default file name includes a path */ | |
3869 { | |
3870 tofree = vim_strsave(dflt); | |
3871 if (tofree != NULL) | |
3872 { | |
3873 initdir = tofree; | |
3874 *gettail(initdir) = NUL; | |
3875 dflt = gettail(dflt); | |
3876 } | |
3877 } | |
3878 } | |
3879 | |
3880 if (initdir == NULL || *initdir == NUL) | |
3881 { | |
3882 /* When 'browsedir' is a directory, use it */ | |
28 | 3883 if (STRCMP(p_bsdir, "last") != 0 |
3884 && STRCMP(p_bsdir, "buffer") != 0 | |
3885 && STRCMP(p_bsdir, "current") != 0 | |
3886 && mch_isdir(p_bsdir)) | |
7 | 3887 initdir = p_bsdir; |
3888 /* When saving or 'browsedir' is "buffer", use buffer fname */ | |
28 | 3889 else if (((flags & BROWSE_SAVE) || *p_bsdir == 'b') |
7 | 3890 && buf != NULL && buf->b_ffname != NULL) |
3891 { | |
3892 if (dflt == NULL || *dflt == NUL) | |
3893 dflt = gettail(curbuf->b_ffname); | |
3894 tofree = vim_strsave(curbuf->b_ffname); | |
3895 if (tofree != NULL) | |
3896 { | |
3897 initdir = tofree; | |
3898 *gettail(initdir) = NUL; | |
3899 } | |
3900 } | |
3901 /* When 'browsedir' is "last", use dir from last browse */ | |
3902 else if (*p_bsdir == 'l') | |
3903 initdir = last_dir; | |
3904 /* When 'browsedir is "current", use current directory. This is the | |
3905 * default already, leave initdir empty. */ | |
3906 } | |
3907 | |
3908 # ifdef FEAT_GUI | |
3909 if (gui.in_use) /* when this changes, also adjust f_has()! */ | |
3910 { | |
3911 if (filter == NULL | |
3912 # ifdef FEAT_EVAL | |
3913 && (filter = get_var_value((char_u *)"b:browsefilter")) == NULL | |
3914 && (filter = get_var_value((char_u *)"g:browsefilter")) == NULL | |
3915 # endif | |
3916 ) | |
3917 filter = BROWSE_FILTER_DEFAULT; | |
28 | 3918 if (flags & BROWSE_DIR) |
3919 { | |
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3920 # if defined(FEAT_GUI_GTK) || defined(WIN3264) |
28 | 3921 /* For systems that have a directory dialog. */ |
3922 fname = gui_mch_browsedir(title, initdir); | |
3923 # else | |
3924 /* Generic solution for selecting a directory: select a file and | |
3925 * remove the file name. */ | |
3926 fname = gui_mch_browse(0, title, dflt, ext, initdir, (char_u *)""); | |
3927 # endif | |
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3928 # if !defined(FEAT_GUI_GTK) |
28 | 3929 /* Win32 adds a dummy file name, others return an arbitrary file |
3930 * name. GTK+ 2 returns only the directory, */ | |
3931 if (fname != NULL && *fname != NUL && !mch_isdir(fname)) | |
3932 { | |
3933 /* Remove the file name. */ | |
39 | 3934 char_u *tail = gettail_sep(fname); |
28 | 3935 |
3936 if (tail == fname) | |
3937 *tail++ = '.'; /* use current dir */ | |
3938 *tail = NUL; | |
3939 } | |
3940 # endif | |
3941 } | |
3942 else | |
3943 fname = gui_mch_browse(flags & BROWSE_SAVE, | |
3944 title, dflt, ext, initdir, filter); | |
7 | 3945 |
3946 /* We hang around in the dialog for a while, the user might do some | |
3947 * things to our files. The Win32 dialog allows deleting or renaming | |
3948 * a file, check timestamps. */ | |
3949 need_check_timestamps = TRUE; | |
3950 did_check_timestamps = FALSE; | |
3951 } | |
3952 else | |
3953 # endif | |
3954 { | |
3955 /* TODO: non-GUI file selector here */ | |
3956 EMSG(_("E338: Sorry, no file browser in console mode")); | |
3957 fname = NULL; | |
3958 } | |
3959 | |
3960 /* keep the directory for next time */ | |
3961 if (fname != NULL) | |
3962 { | |
3963 vim_free(last_dir); | |
3964 last_dir = vim_strsave(fname); | |
28 | 3965 if (last_dir != NULL && !(flags & BROWSE_DIR)) |
7 | 3966 { |
3967 *gettail(last_dir) = NUL; | |
3968 if (*last_dir == NUL) | |
3969 { | |
3970 /* filename only returned, must be in current dir */ | |
3971 vim_free(last_dir); | |
3972 last_dir = alloc(MAXPATHL); | |
3973 if (last_dir != NULL) | |
3974 mch_dirname(last_dir, MAXPATHL); | |
3975 } | |
3976 } | |
3977 } | |
3978 | |
3979 vim_free(tofree); | |
3980 cmdmod.browse = save_browse; | |
3981 | |
3982 return fname; | |
3983 } | |
3984 #endif | |
272 | 3985 |
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3986 #if defined(FEAT_EVAL) |
449 | 3987 static char *e_printf = N_("E766: Insufficient arguments for printf()"); |
3988 | |
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3989 static varnumber_T tv_nr(typval_T *tvs, int *idxp); |
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3990 static char *tv_str(typval_T *tvs, int *idxp, char_u **tofree); |
1619 | 3991 # ifdef FEAT_FLOAT |
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3992 static double tv_float(typval_T *tvs, int *idxp); |
1619 | 3993 # endif |
449 | 3994 |
3995 /* | |
3996 * Get number argument from "idxp" entry in "tvs". First entry is 1. | |
3997 */ | |
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3998 static varnumber_T |
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3999 tv_nr(typval_T *tvs, int *idxp) |
449 | 4000 { |
4001 int idx = *idxp - 1; | |
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4002 varnumber_T n = 0; |
449 | 4003 int err = FALSE; |
4004 | |
4005 if (tvs[idx].v_type == VAR_UNKNOWN) | |
4006 EMSG(_(e_printf)); | |
4007 else | |
4008 { | |
4009 ++*idxp; | |
4010 n = get_tv_number_chk(&tvs[idx], &err); | |
4011 if (err) | |
4012 n = 0; | |
4013 } | |
4014 return n; | |
4015 } | |
4016 | |
4017 /* | |
4018 * Get string argument from "idxp" entry in "tvs". First entry is 1. | |
9892
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4019 * If "tofree" is NULL get_tv_string_chk() is used. Some types (e.g. List) |
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4020 * are not converted to a string. |
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|
4021 * If "tofree" is not NULL echo_string() is used. All types are converted to |
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diff
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4022 * a string with the same format as ":echo". The caller must free "*tofree". |
532 | 4023 * Returns NULL for an error. |
449 | 4024 */ |
4025 static char * | |
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diff
changeset
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4026 tv_str(typval_T *tvs, int *idxp, char_u **tofree) |
449 | 4027 { |
9892
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4028 int idx = *idxp - 1; |
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4029 char *s = NULL; |
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changeset
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4030 static char_u numbuf[NUMBUFLEN]; |
449 | 4031 |
4032 if (tvs[idx].v_type == VAR_UNKNOWN) | |
4033 EMSG(_(e_printf)); | |
4034 else | |
4035 { | |
4036 ++*idxp; | |
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changeset
|
4037 if (tofree != NULL) |
41c5d59e7e10
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4038 s = (char *)echo_string(&tvs[idx], tofree, numbuf, get_copyID()); |
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4039 else |
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diff
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|
4040 s = (char *)get_tv_string_chk(&tvs[idx]); |
449 | 4041 } |
4042 return s; | |
4043 } | |
1619 | 4044 |
4045 # ifdef FEAT_FLOAT | |
4046 /* | |
4047 * Get float argument from "idxp" entry in "tvs". First entry is 1. | |
4048 */ | |
4049 static double | |
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diff
changeset
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4050 tv_float(typval_T *tvs, int *idxp) |
1619 | 4051 { |
4052 int idx = *idxp - 1; | |
4053 double f = 0; | |
4054 | |
4055 if (tvs[idx].v_type == VAR_UNKNOWN) | |
4056 EMSG(_(e_printf)); | |
4057 else | |
4058 { | |
4059 ++*idxp; | |
4060 if (tvs[idx].v_type == VAR_FLOAT) | |
4061 f = tvs[idx].vval.v_float; | |
1656 | 4062 else if (tvs[idx].v_type == VAR_NUMBER) |
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changeset
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4063 f = (double)tvs[idx].vval.v_number; |
1619 | 4064 else |
4065 EMSG(_("E807: Expected Float argument for printf()")); | |
4066 } | |
4067 return f; | |
4068 } | |
4069 # endif | |
449 | 4070 #endif |
4071 | |
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4072 #ifdef FEAT_FLOAT |
272 | 4073 /* |
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4074 * Return the representation of infinity for printf() function: |
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4075 * "-inf", "inf", "+inf", " inf", "-INF", "INF", "+INF" or " INF". |
5ac2dd61ca8f
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4076 */ |
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4077 static const char * |
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4078 infinity_str(int positive, |
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4079 char fmt_spec, |
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4080 int force_sign, |
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4081 int space_for_positive) |
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4082 { |
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4083 static const char *table[] = |
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4084 { |
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4085 "-inf", "inf", "+inf", " inf", |
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4086 "-INF", "INF", "+INF", " INF" |
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4087 }; |
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4088 int idx = positive * (1 + force_sign + force_sign * space_for_positive); |
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4089 |
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4090 if (ASCII_ISUPPER(fmt_spec)) |
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4091 idx += 4; |
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4092 return table[idx]; |
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4093 } |
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4094 #endif |
10015
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4095 |
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4096 /* |
272 | 4097 * This code was included to provide a portable vsnprintf() and snprintf(). |
715 | 4098 * Some systems may provide their own, but we always use this one for |
272 | 4099 * consistency. |
4100 * | |
4101 * This code is based on snprintf.c - a portable implementation of snprintf | |
4102 * by Mark Martinec <mark.martinec@ijs.si>, Version 2.2, 2000-10-06. | |
1189 | 4103 * Included with permission. It was heavily modified to fit in Vim. |
272 | 4104 * The original code, including useful comments, can be found here: |
4105 * http://www.ijs.si/software/snprintf/ | |
4106 * | |
4107 * This snprintf() only supports the following conversion specifiers: | |
4108 * s, c, d, u, o, x, X, p (and synonyms: i, D, U, O - see below) | |
4109 * with flags: '-', '+', ' ', '0' and '#'. | |
4110 * An asterisk is supported for field width as well as precision. | |
4111 * | |
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4112 * Limited support for floating point was added: 'f', 'F', 'e', 'E', 'g', 'G'. |
1619 | 4113 * |
10015
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4114 * Length modifiers 'h' (short int) and 'l' (long int) and 'll' (long long int) |
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4115 * are supported. |
272 | 4116 * |
437 | 4117 * The locale is not used, the string is used as a byte string. This is only |
4118 * relevant for double-byte encodings where the second byte may be '%'. | |
4119 * | |
715 | 4120 * It is permitted for "str_m" to be zero, and it is permitted to specify NULL |
4121 * pointer for resulting string argument if "str_m" is zero (as per ISO C99). | |
272 | 4122 * |
4123 * The return value is the number of characters which would be generated | |
6448 | 4124 * for the given input, excluding the trailing NUL. If this value |
715 | 4125 * is greater or equal to "str_m", not all characters from the result |
4126 * have been stored in str, output bytes beyond the ("str_m"-1) -th character | |
4127 * are discarded. If "str_m" is greater than zero it is guaranteed | |
6448 | 4128 * the resulting string will be NUL-terminated. |
272 | 4129 */ |
4130 | |
4131 /* | |
4132 * When va_list is not supported we only define vim_snprintf(). | |
449 | 4133 * |
4134 * vim_vsnprintf() can be invoked with either "va_list" or a list of | |
482 | 4135 * "typval_T". When the latter is not used it must be NULL. |
272 | 4136 */ |
4137 | |
4138 /* When generating prototypes all of this is skipped, cproto doesn't | |
4139 * understand this. */ | |
4140 #ifndef PROTO | |
2280
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4141 |
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4142 /* Like vim_vsnprintf() but append to the string. */ |
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4143 int |
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4144 vim_snprintf_add(char *str, size_t str_m, char *fmt, ...) |
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4145 { |
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4146 va_list ap; |
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4147 int str_l; |
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4148 size_t len = STRLEN(str); |
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4149 size_t space; |
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4150 |
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4151 if (str_m <= len) |
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4152 space = 0; |
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4153 else |
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4154 space = str_m - len; |
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4155 va_start(ap, fmt); |
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4156 str_l = vim_vsnprintf(str + len, space, fmt, ap, NULL); |
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4157 va_end(ap); |
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4158 return str_l; |
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4159 } |
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4160 |
272 | 4161 int |
4162 vim_snprintf(char *str, size_t str_m, char *fmt, ...) | |
4163 { | |
4164 va_list ap; | |
4165 int str_l; | |
4166 | |
4167 va_start(ap, fmt); | |
449 | 4168 str_l = vim_vsnprintf(str, str_m, fmt, ap, NULL); |
272 | 4169 va_end(ap); |
4170 return str_l; | |
4171 } | |
4172 | |
449 | 4173 int |
7827
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4174 vim_vsnprintf( |
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4175 char *str, |
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4176 size_t str_m, |
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4177 char *fmt, |
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4178 va_list ap, |
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4179 typval_T *tvs) |
272 | 4180 { |
4181 size_t str_l = 0; | |
4182 char *p = fmt; | |
4183 int arg_idx = 1; | |
4184 | |
4185 if (p == NULL) | |
4186 p = ""; | |
4187 while (*p != NUL) | |
4188 { | |
4189 if (*p != '%') | |
4190 { | |
4191 char *q = strchr(p + 1, '%'); | |
1883 | 4192 size_t n = (q == NULL) ? STRLEN(p) : (size_t)(q - p); |
272 | 4193 |
437 | 4194 /* Copy up to the next '%' or NUL without any changes. */ |
272 | 4195 if (str_l < str_m) |
4196 { | |
4197 size_t avail = str_m - str_l; | |
4198 | |
4199 mch_memmove(str + str_l, p, n > avail ? avail : n); | |
4200 } | |
4201 p += n; | |
4202 str_l += n; | |
4203 } | |
4204 else | |
4205 { | |
4206 size_t min_field_width = 0, precision = 0; | |
4207 int zero_padding = 0, precision_specified = 0, justify_left = 0; | |
4208 int alternate_form = 0, force_sign = 0; | |
4209 | |
4210 /* If both the ' ' and '+' flags appear, the ' ' flag should be | |
4211 * ignored. */ | |
4212 int space_for_positive = 1; | |
4213 | |
4214 /* allowed values: \0, h, l, L */ | |
4215 char length_modifier = '\0'; | |
4216 | |
4217 /* temporary buffer for simple numeric->string conversion */ | |
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4218 # if defined(FEAT_FLOAT) |
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4219 # define TMP_LEN 350 /* On my system 1e308 is the biggest number possible. |
1619 | 4220 * That sounds reasonable to use as the maximum |
4221 * printable. */ | |
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4222 # elif defined(FEAT_NUM64) |
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4223 # define TMP_LEN 66 |
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4224 # else |
9894
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4225 # define TMP_LEN 34 |
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4226 # endif |
1619 | 4227 char tmp[TMP_LEN]; |
272 | 4228 |
4229 /* string address in case of string argument */ | |
4230 char *str_arg; | |
4231 | |
4232 /* natural field width of arg without padding and sign */ | |
4233 size_t str_arg_l; | |
4234 | |
4235 /* unsigned char argument value - only defined for c conversion. | |
4236 * N.B. standard explicitly states the char argument for the c | |
4237 * conversion is unsigned */ | |
4238 unsigned char uchar_arg; | |
4239 | |
4240 /* number of zeros to be inserted for numeric conversions as | |
4241 * required by the precision or minimal field width */ | |
4242 size_t number_of_zeros_to_pad = 0; | |
4243 | |
4244 /* index into tmp where zero padding is to be inserted */ | |
4245 size_t zero_padding_insertion_ind = 0; | |
4246 | |
4247 /* current conversion specifier character */ | |
4248 char fmt_spec = '\0'; | |
4249 | |
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4250 /* buffer for 's' and 'S' specs */ |
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4251 char_u *tofree = NULL; |
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4252 |
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4253 |
272 | 4254 str_arg = NULL; |
4255 p++; /* skip '%' */ | |
4256 | |
4257 /* parse flags */ | |
4258 while (*p == '0' || *p == '-' || *p == '+' || *p == ' ' | |
4259 || *p == '#' || *p == '\'') | |
4260 { | |
4261 switch (*p) | |
4262 { | |
4263 case '0': zero_padding = 1; break; | |
4264 case '-': justify_left = 1; break; | |
4265 case '+': force_sign = 1; space_for_positive = 0; break; | |
4266 case ' ': force_sign = 1; | |
4267 /* If both the ' ' and '+' flags appear, the ' ' | |
4268 * flag should be ignored */ | |
4269 break; | |
4270 case '#': alternate_form = 1; break; | |
4271 case '\'': break; | |
4272 } | |
4273 p++; | |
4274 } | |
4275 /* If the '0' and '-' flags both appear, the '0' flag should be | |
4276 * ignored. */ | |
4277 | |
4278 /* parse field width */ | |
4279 if (*p == '*') | |
4280 { | |
4281 int j; | |
4282 | |
4283 p++; | |
449 | 4284 j = |
4285 # if defined(FEAT_EVAL) | |
482 | 4286 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4287 # endif |
4288 va_arg(ap, int); | |
272 | 4289 if (j >= 0) |
4290 min_field_width = j; | |
4291 else | |
4292 { | |
4293 min_field_width = -j; | |
4294 justify_left = 1; | |
4295 } | |
4296 } | |
4297 else if (VIM_ISDIGIT((int)(*p))) | |
4298 { | |
4299 /* size_t could be wider than unsigned int; make sure we treat | |
4300 * argument like common implementations do */ | |
4301 unsigned int uj = *p++ - '0'; | |
4302 | |
4303 while (VIM_ISDIGIT((int)(*p))) | |
4304 uj = 10 * uj + (unsigned int)(*p++ - '0'); | |
4305 min_field_width = uj; | |
4306 } | |
4307 | |
4308 /* parse precision */ | |
4309 if (*p == '.') | |
4310 { | |
4311 p++; | |
4312 precision_specified = 1; | |
4313 if (*p == '*') | |
4314 { | |
4315 int j; | |
4316 | |
449 | 4317 j = |
4318 # if defined(FEAT_EVAL) | |
482 | 4319 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4320 # endif |
4321 va_arg(ap, int); | |
272 | 4322 p++; |
4323 if (j >= 0) | |
4324 precision = j; | |
4325 else | |
4326 { | |
4327 precision_specified = 0; | |
4328 precision = 0; | |
4329 } | |
4330 } | |
4331 else if (VIM_ISDIGIT((int)(*p))) | |
4332 { | |
4333 /* size_t could be wider than unsigned int; make sure we | |
4334 * treat argument like common implementations do */ | |
4335 unsigned int uj = *p++ - '0'; | |
4336 | |
4337 while (VIM_ISDIGIT((int)(*p))) | |
4338 uj = 10 * uj + (unsigned int)(*p++ - '0'); | |
4339 precision = uj; | |
4340 } | |
4341 } | |
4342 | |
4343 /* parse 'h', 'l' and 'll' length modifiers */ | |
4344 if (*p == 'h' || *p == 'l') | |
4345 { | |
4346 length_modifier = *p; | |
4347 p++; | |
4348 if (length_modifier == 'l' && *p == 'l') | |
4349 { | |
4350 /* double l = long long */ | |
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4351 # ifdef FEAT_NUM64 |
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4352 length_modifier = 'L'; |
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4353 # else |
272 | 4354 length_modifier = 'l'; /* treat it as a single 'l' */ |
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4355 # endif |
272 | 4356 p++; |
4357 } | |
4358 } | |
4359 fmt_spec = *p; | |
4360 | |
4361 /* common synonyms: */ | |
4362 switch (fmt_spec) | |
4363 { | |
4364 case 'i': fmt_spec = 'd'; break; | |
4365 case 'D': fmt_spec = 'd'; length_modifier = 'l'; break; | |
4366 case 'U': fmt_spec = 'u'; length_modifier = 'l'; break; | |
4367 case 'O': fmt_spec = 'o'; length_modifier = 'l'; break; | |
4368 default: break; | |
4369 } | |
4370 | |
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4371 # if defined(FEAT_EVAL) && defined(FEAT_NUM64) |
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4372 switch (fmt_spec) |
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4373 { |
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4374 case 'd': case 'u': case 'o': case 'x': case 'X': |
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4375 if (tvs != NULL && length_modifier == '\0') |
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4376 length_modifier = 'L'; |
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|
4377 } |
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|
4378 # endif |
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|
4379 |
272 | 4380 /* get parameter value, do initial processing */ |
4381 switch (fmt_spec) | |
4382 { | |
4383 /* '%' and 'c' behave similar to 's' regarding flags and field | |
4384 * widths */ | |
4385 case '%': | |
4386 case 'c': | |
4387 case 's': | |
3914 | 4388 case 'S': |
272 | 4389 length_modifier = '\0'; |
4390 str_arg_l = 1; | |
4391 switch (fmt_spec) | |
4392 { | |
4393 case '%': | |
4394 str_arg = p; | |
4395 break; | |
4396 | |
4397 case 'c': | |
4398 { | |
4399 int j; | |
449 | 4400 |
4401 j = | |
4402 # if defined(FEAT_EVAL) | |
482 | 4403 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4404 # endif |
4405 va_arg(ap, int); | |
272 | 4406 /* standard demands unsigned char */ |
4407 uchar_arg = (unsigned char)j; | |
4408 str_arg = (char *)&uchar_arg; | |
4409 break; | |
4410 } | |
4411 | |
4412 case 's': | |
3914 | 4413 case 'S': |
449 | 4414 str_arg = |
4415 # if defined(FEAT_EVAL) | |
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|
4416 tvs != NULL ? tv_str(tvs, &arg_idx, &tofree) : |
449 | 4417 # endif |
4418 va_arg(ap, char *); | |
272 | 4419 if (str_arg == NULL) |
4420 { | |
4421 str_arg = "[NULL]"; | |
4422 str_arg_l = 6; | |
4423 } | |
4424 /* make sure not to address string beyond the specified | |
4425 * precision !!! */ | |
4426 else if (!precision_specified) | |
4427 str_arg_l = strlen(str_arg); | |
4428 /* truncate string if necessary as requested by precision */ | |
4429 else if (precision == 0) | |
4430 str_arg_l = 0; | |
4431 else | |
4432 { | |
881 | 4433 /* Don't put the #if inside memchr(), it can be a |
4434 * macro. */ | |
7803
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|
4435 # if VIM_SIZEOF_INT <= 2 |
881 | 4436 char *q = memchr(str_arg, '\0', precision); |
7803
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|
4437 # else |
272 | 4438 /* memchr on HP does not like n > 2^31 !!! */ |
4439 char *q = memchr(str_arg, '\0', | |
881 | 4440 precision <= (size_t)0x7fffffffL ? precision |
4441 : (size_t)0x7fffffffL); | |
7803
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|
4442 # endif |
1883 | 4443 str_arg_l = (q == NULL) ? precision |
4444 : (size_t)(q - str_arg); | |
272 | 4445 } |
7803
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|
4446 # ifdef FEAT_MBYTE |
3914 | 4447 if (fmt_spec == 'S') |
4448 { | |
4449 if (min_field_width != 0) | |
4450 min_field_width += STRLEN(str_arg) | |
4451 - mb_string2cells((char_u *)str_arg, -1); | |
4452 if (precision) | |
4453 { | |
4454 char_u *p1 = (char_u *)str_arg; | |
4455 size_t i; | |
4456 | |
4457 for (i = 0; i < precision && *p1; i++) | |
4458 p1 += mb_ptr2len(p1); | |
4459 | |
4460 str_arg_l = precision = p1 - (char_u *)str_arg; | |
4461 } | |
4462 } | |
7803
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4463 # endif |
272 | 4464 break; |
4465 | |
4466 default: | |
4467 break; | |
4468 } | |
4469 break; | |
4470 | |
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|
4471 case 'd': case 'u': |
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4472 case 'b': case 'B': |
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|
4473 case 'o': |
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|
4474 case 'x': case 'X': |
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4475 case 'p': |
272 | 4476 { |
9894
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|
4477 /* NOTE: the u, b, o, x, X and p conversion specifiers |
272 | 4478 * imply the value is unsigned; d implies a signed |
4479 * value */ | |
4480 | |
4481 /* 0 if numeric argument is zero (or if pointer is | |
4482 * NULL for 'p'), +1 if greater than zero (or nonzero | |
4483 * for unsigned arguments), -1 if negative (unsigned | |
4484 * argument is never negative) */ | |
4485 int arg_sign = 0; | |
4486 | |
4487 /* only defined for length modifier h, or for no | |
4488 * length modifiers */ | |
4489 int int_arg = 0; | |
4490 unsigned int uint_arg = 0; | |
4491 | |
4492 /* only defined for length modifier l */ | |
4493 long int long_arg = 0; | |
4494 unsigned long int ulong_arg = 0; | |
4495 | |
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4496 # ifdef FEAT_NUM64 |
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4497 /* only defined for length modifier ll */ |
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4498 varnumber_T llong_arg = 0; |
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4499 uvarnumber_T ullong_arg = 0; |
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4500 # endif |
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4501 |
10015
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4502 /* only defined for b conversion */ |
9894
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4503 uvarnumber_T bin_arg = 0; |
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|
4504 |
272 | 4505 /* pointer argument value -only defined for p |
4506 * conversion */ | |
4507 void *ptr_arg = NULL; | |
4508 | |
4509 if (fmt_spec == 'p') | |
4510 { | |
4511 length_modifier = '\0'; | |
449 | 4512 ptr_arg = |
4513 # if defined(FEAT_EVAL) | |
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4514 tvs != NULL ? (void *)tv_str(tvs, &arg_idx, |
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4515 NULL) : |
449 | 4516 # endif |
4517 va_arg(ap, void *); | |
272 | 4518 if (ptr_arg != NULL) |
4519 arg_sign = 1; | |
4520 } | |
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|
4521 else if (fmt_spec == 'b' || fmt_spec == 'B') |
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4522 { |
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4523 bin_arg = |
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4524 # if defined(FEAT_EVAL) |
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4525 tvs != NULL ? |
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4526 (uvarnumber_T)tv_nr(tvs, &arg_idx) : |
b01afb4e8f66
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4527 # endif |
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4528 va_arg(ap, uvarnumber_T); |
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4529 if (bin_arg != 0) |
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4530 arg_sign = 1; |
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4531 } |
272 | 4532 else if (fmt_spec == 'd') |
4533 { | |
4534 /* signed */ | |
4535 switch (length_modifier) | |
4536 { | |
4537 case '\0': | |
4538 case 'h': | |
449 | 4539 /* char and short arguments are passed as int. */ |
4540 int_arg = | |
4541 # if defined(FEAT_EVAL) | |
482 | 4542 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4543 # endif |
4544 va_arg(ap, int); | |
272 | 4545 if (int_arg > 0) |
4546 arg_sign = 1; | |
4547 else if (int_arg < 0) | |
4548 arg_sign = -1; | |
4549 break; | |
4550 case 'l': | |
449 | 4551 long_arg = |
4552 # if defined(FEAT_EVAL) | |
482 | 4553 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4554 # endif |
4555 va_arg(ap, long int); | |
272 | 4556 if (long_arg > 0) |
4557 arg_sign = 1; | |
4558 else if (long_arg < 0) | |
4559 arg_sign = -1; | |
4560 break; | |
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|
4561 # ifdef FEAT_NUM64 |
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4562 case 'L': |
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|
4563 llong_arg = |
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4564 # if defined(FEAT_EVAL) |
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4565 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
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4566 # endif |
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|
4567 va_arg(ap, varnumber_T); |
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|
4568 if (llong_arg > 0) |
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|
4569 arg_sign = 1; |
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|
4570 else if (llong_arg < 0) |
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|
4571 arg_sign = -1; |
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4572 break; |
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4573 # endif |
272 | 4574 } |
4575 } | |
4576 else | |
4577 { | |
4578 /* unsigned */ | |
4579 switch (length_modifier) | |
4580 { | |
4581 case '\0': | |
4582 case 'h': | |
449 | 4583 uint_arg = |
4584 # if defined(FEAT_EVAL) | |
1883 | 4585 tvs != NULL ? (unsigned) |
4586 tv_nr(tvs, &arg_idx) : | |
449 | 4587 # endif |
4588 va_arg(ap, unsigned int); | |
272 | 4589 if (uint_arg != 0) |
4590 arg_sign = 1; | |
4591 break; | |
4592 case 'l': | |
449 | 4593 ulong_arg = |
4594 # if defined(FEAT_EVAL) | |
1883 | 4595 tvs != NULL ? (unsigned long) |
4596 tv_nr(tvs, &arg_idx) : | |
449 | 4597 # endif |
4598 va_arg(ap, unsigned long int); | |
272 | 4599 if (ulong_arg != 0) |
4600 arg_sign = 1; | |
4601 break; | |
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4602 # ifdef FEAT_NUM64 |
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4603 case 'L': |
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4604 ullong_arg = |
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4605 # if defined(FEAT_EVAL) |
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4606 tvs != NULL ? (uvarnumber_T) |
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4607 tv_nr(tvs, &arg_idx) : |
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4608 # endif |
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|
4609 va_arg(ap, uvarnumber_T); |
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4610 if (ullong_arg != 0) |
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4611 arg_sign = 1; |
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|
4612 break; |
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|
4613 # endif |
272 | 4614 } |
4615 } | |
4616 | |
4617 str_arg = tmp; | |
4618 str_arg_l = 0; | |
4619 | |
4620 /* NOTE: | |
4621 * For d, i, u, o, x, and X conversions, if precision is | |
4622 * specified, the '0' flag should be ignored. This is so | |
4623 * with Solaris 2.6, Digital UNIX 4.0, HPUX 10, Linux, | |
4624 * FreeBSD, NetBSD; but not with Perl. | |
4625 */ | |
4626 if (precision_specified) | |
4627 zero_padding = 0; | |
4628 if (fmt_spec == 'd') | |
4629 { | |
4630 if (force_sign && arg_sign >= 0) | |
4631 tmp[str_arg_l++] = space_for_positive ? ' ' : '+'; | |
4632 /* leave negative numbers for sprintf to handle, to | |
4633 * avoid handling tricky cases like (short int)-32768 */ | |
4634 } | |
4635 else if (alternate_form) | |
4636 { | |
4637 if (arg_sign != 0 | |
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4638 && (fmt_spec == 'b' || fmt_spec == 'B' |
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4639 || fmt_spec == 'x' || fmt_spec == 'X') ) |
272 | 4640 { |
4641 tmp[str_arg_l++] = '0'; | |
4642 tmp[str_arg_l++] = fmt_spec; | |
4643 } | |
4644 /* alternate form should have no effect for p | |
4645 * conversion, but ... */ | |
4646 } | |
4647 | |
4648 zero_padding_insertion_ind = str_arg_l; | |
4649 if (!precision_specified) | |
4650 precision = 1; /* default precision is 1 */ | |
4651 if (precision == 0 && arg_sign == 0) | |
4652 { | |
4653 /* When zero value is formatted with an explicit | |
4654 * precision 0, the resulting formatted string is | |
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|
4655 * empty (d, i, u, b, B, o, x, X, p). */ |
272 | 4656 } |
4657 else | |
4658 { | |
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4659 char f[6]; |
272 | 4660 int f_l = 0; |
4661 | |
4662 /* construct a simple format string for sprintf */ | |
4663 f[f_l++] = '%'; | |
4664 if (!length_modifier) | |
4665 ; | |
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|
4666 else if (length_modifier == 'L') |
272 | 4667 { |
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4668 # ifdef FEAT_NUM64 |
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4669 # ifdef WIN3264 |
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4670 f[f_l++] = 'I'; |
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4671 f[f_l++] = '6'; |
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4672 f[f_l++] = '4'; |
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4673 # else |
272 | 4674 f[f_l++] = 'l'; |
4675 f[f_l++] = 'l'; | |
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4676 # endif |
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4677 # else |
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4678 f[f_l++] = 'l'; |
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4679 # endif |
272 | 4680 } |
4681 else | |
4682 f[f_l++] = length_modifier; | |
4683 f[f_l++] = fmt_spec; | |
4684 f[f_l++] = '\0'; | |
4685 | |
4686 if (fmt_spec == 'p') | |
4687 str_arg_l += sprintf(tmp + str_arg_l, f, ptr_arg); | |
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4688 else if (fmt_spec == 'b' || fmt_spec == 'B') |
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4689 { |
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4690 char b[8 * sizeof(uvarnumber_T)]; |
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4691 size_t b_l = 0; |
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4692 uvarnumber_T bn = bin_arg; |
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4693 |
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|
4694 do |
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4695 { |
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|
4696 b[sizeof(b) - ++b_l] = '0' + (bn & 0x1); |
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4697 bn >>= 1; |
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4698 } |
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4699 while (bn != 0); |
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4700 |
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4701 memcpy(tmp + str_arg_l, b + sizeof(b) - b_l, b_l); |
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4702 str_arg_l += b_l; |
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4703 } |
272 | 4704 else if (fmt_spec == 'd') |
4705 { | |
4706 /* signed */ | |
4707 switch (length_modifier) | |
4708 { | |
4709 case '\0': | |
4710 case 'h': str_arg_l += sprintf( | |
4711 tmp + str_arg_l, f, int_arg); | |
4712 break; | |
4713 case 'l': str_arg_l += sprintf( | |
4714 tmp + str_arg_l, f, long_arg); | |
4715 break; | |
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4716 # ifdef FEAT_NUM64 |
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4717 case 'L': str_arg_l += sprintf( |
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4718 tmp + str_arg_l, f, llong_arg); |
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4719 break; |
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4720 # endif |
272 | 4721 } |
4722 } | |
4723 else | |
4724 { | |
4725 /* unsigned */ | |
4726 switch (length_modifier) | |
4727 { | |
4728 case '\0': | |
4729 case 'h': str_arg_l += sprintf( | |
4730 tmp + str_arg_l, f, uint_arg); | |
4731 break; | |
4732 case 'l': str_arg_l += sprintf( | |
4733 tmp + str_arg_l, f, ulong_arg); | |
4734 break; | |
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4735 # ifdef FEAT_NUM64 |
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4736 case 'L': str_arg_l += sprintf( |
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4737 tmp + str_arg_l, f, ullong_arg); |
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4738 break; |
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4739 # endif |
272 | 4740 } |
4741 } | |
4742 | |
4743 /* include the optional minus sign and possible | |
4744 * "0x" in the region before the zero padding | |
4745 * insertion point */ | |
4746 if (zero_padding_insertion_ind < str_arg_l | |
4747 && tmp[zero_padding_insertion_ind] == '-') | |
4748 zero_padding_insertion_ind++; | |
4749 if (zero_padding_insertion_ind + 1 < str_arg_l | |
4750 && tmp[zero_padding_insertion_ind] == '0' | |
4751 && (tmp[zero_padding_insertion_ind + 1] == 'x' | |
4752 || tmp[zero_padding_insertion_ind + 1] == 'X')) | |
4753 zero_padding_insertion_ind += 2; | |
4754 } | |
4755 | |
4756 { | |
4757 size_t num_of_digits = str_arg_l | |
4758 - zero_padding_insertion_ind; | |
4759 | |
4760 if (alternate_form && fmt_spec == 'o' | |
4761 /* unless zero is already the first | |
4762 * character */ | |
4763 && !(zero_padding_insertion_ind < str_arg_l | |
4764 && tmp[zero_padding_insertion_ind] == '0')) | |
4765 { | |
4766 /* assure leading zero for alternate-form | |
4767 * octal numbers */ | |
4768 if (!precision_specified | |
4769 || precision < num_of_digits + 1) | |
4770 { | |
4771 /* precision is increased to force the | |
4772 * first character to be zero, except if a | |
4773 * zero value is formatted with an | |
4774 * explicit precision of zero */ | |
4775 precision = num_of_digits + 1; | |
4776 precision_specified = 1; | |
4777 } | |
4778 } | |
4779 /* zero padding to specified precision? */ | |
4780 if (num_of_digits < precision) | |
4781 number_of_zeros_to_pad = precision - num_of_digits; | |
4782 } | |
4783 /* zero padding to specified minimal field width? */ | |
4784 if (!justify_left && zero_padding) | |
4785 { | |
835 | 4786 int n = (int)(min_field_width - (str_arg_l |
4787 + number_of_zeros_to_pad)); | |
272 | 4788 if (n > 0) |
4789 number_of_zeros_to_pad += n; | |
4790 } | |
4791 break; | |
4792 } | |
4793 | |
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4794 # ifdef FEAT_FLOAT |
1619 | 4795 case 'f': |
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4796 case 'F': |
1619 | 4797 case 'e': |
4798 case 'E': | |
4799 case 'g': | |
4800 case 'G': | |
4801 { | |
4802 /* Floating point. */ | |
4803 double f; | |
4804 double abs_f; | |
4805 char format[40]; | |
4806 int l; | |
4807 int remove_trailing_zeroes = FALSE; | |
4808 | |
4809 f = | |
4810 # if defined(FEAT_EVAL) | |
4811 tvs != NULL ? tv_float(tvs, &arg_idx) : | |
4812 # endif | |
4813 va_arg(ap, double); | |
4814 abs_f = f < 0 ? -f : f; | |
4815 | |
4816 if (fmt_spec == 'g' || fmt_spec == 'G') | |
4817 { | |
4818 /* Would be nice to use %g directly, but it prints | |
4819 * "1.0" as "1", we don't want that. */ | |
4820 if ((abs_f >= 0.001 && abs_f < 10000000.0) | |
4821 || abs_f == 0.0) | |
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4822 fmt_spec = ASCII_ISUPPER(fmt_spec) ? 'F' : 'f'; |
1619 | 4823 else |
4824 fmt_spec = fmt_spec == 'g' ? 'e' : 'E'; | |
4825 remove_trailing_zeroes = TRUE; | |
4826 } | |
4827 | |
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4828 if ((fmt_spec == 'f' || fmt_spec == 'F') && |
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4829 # ifdef VAX |
1783 | 4830 abs_f > 1.0e38 |
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4831 # else |
1783 | 4832 abs_f > 1.0e307 |
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4833 # endif |
1783 | 4834 ) |
1619 | 4835 { |
4836 /* Avoid a buffer overflow */ | |
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4837 STRCPY(tmp, infinity_str(f > 0.0, fmt_spec, |
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4838 force_sign, space_for_positive)); |
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4839 str_arg_l = STRLEN(tmp); |
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4840 zero_padding = 0; |
1619 | 4841 } |
4842 else | |
4843 { | |
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4844 if (isnan(f)) |
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4845 { |
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4846 /* Not a number: nan or NAN */ |
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4847 STRCPY(tmp, ASCII_ISUPPER(fmt_spec) ? "NAN" |
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4848 : "nan"); |
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4849 str_arg_l = 3; |
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4850 zero_padding = 0; |
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4851 } |
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4852 else if (isinf(f)) |
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4853 { |
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4854 STRCPY(tmp, infinity_str(f > 0.0, fmt_spec, |
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|
4855 force_sign, space_for_positive)); |
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4856 str_arg_l = STRLEN(tmp); |
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4857 zero_padding = 0; |
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|
4858 } |
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|
4859 else |
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|
4860 { |
10015
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4861 /* Regular float number */ |
10038
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4862 format[0] = '%'; |
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4863 l = 1; |
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4864 if (force_sign) |
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4865 format[l++] = space_for_positive ? ' ' : '+'; |
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4866 if (precision_specified) |
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4867 { |
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4868 size_t max_prec = TMP_LEN - 10; |
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4869 |
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4870 /* Make sure we don't get more digits than we |
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4871 * have room for. */ |
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4872 if ((fmt_spec == 'f' || fmt_spec == 'F') |
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4873 && abs_f > 1.0) |
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4874 max_prec -= (size_t)log10(abs_f); |
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4875 if (precision > max_prec) |
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4876 precision = max_prec; |
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4877 l += sprintf(format + l, ".%d", (int)precision); |
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4878 } |
10040
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4879 format[l] = fmt_spec == 'F' ? 'f' : fmt_spec; |
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4880 format[l + 1] = NUL; |
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4881 |
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4882 str_arg_l = sprintf(tmp, format, f); |
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4883 } |
9986
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4884 |
1619 | 4885 if (remove_trailing_zeroes) |
4886 { | |
4887 int i; | |
1757 | 4888 char *tp; |
1619 | 4889 |
4890 /* Using %g or %G: remove superfluous zeroes. */ | |
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4891 if (fmt_spec == 'f' || fmt_spec == 'F') |
1757 | 4892 tp = tmp + str_arg_l - 1; |
1619 | 4893 else |
4894 { | |
1757 | 4895 tp = (char *)vim_strchr((char_u *)tmp, |
1619 | 4896 fmt_spec == 'e' ? 'e' : 'E'); |
1757 | 4897 if (tp != NULL) |
1619 | 4898 { |
4899 /* Remove superfluous '+' and leading | |
4900 * zeroes from the exponent. */ | |
1757 | 4901 if (tp[1] == '+') |
1619 | 4902 { |
4903 /* Change "1.0e+07" to "1.0e07" */ | |
1757 | 4904 STRMOVE(tp + 1, tp + 2); |
1619 | 4905 --str_arg_l; |
4906 } | |
1757 | 4907 i = (tp[1] == '-') ? 2 : 1; |
4908 while (tp[i] == '0') | |
1619 | 4909 { |
4910 /* Change "1.0e07" to "1.0e7" */ | |
1757 | 4911 STRMOVE(tp + i, tp + i + 1); |
1619 | 4912 --str_arg_l; |
4913 } | |
1757 | 4914 --tp; |
1619 | 4915 } |
4916 } | |
4917 | |
1757 | 4918 if (tp != NULL && !precision_specified) |
1619 | 4919 /* Remove trailing zeroes, but keep the one |
4920 * just after a dot. */ | |
1757 | 4921 while (tp > tmp + 2 && *tp == '0' |
4922 && tp[-1] != '.') | |
1619 | 4923 { |
1757 | 4924 STRMOVE(tp, tp + 1); |
4925 --tp; | |
1619 | 4926 --str_arg_l; |
4927 } | |
4928 } | |
4929 else | |
4930 { | |
1757 | 4931 char *tp; |
1619 | 4932 |
4933 /* Be consistent: some printf("%e") use 1.0e+12 | |
4934 * and some 1.0e+012. Remove one zero in the last | |
4935 * case. */ | |
1757 | 4936 tp = (char *)vim_strchr((char_u *)tmp, |
1619 | 4937 fmt_spec == 'e' ? 'e' : 'E'); |
1757 | 4938 if (tp != NULL && (tp[1] == '+' || tp[1] == '-') |
4939 && tp[2] == '0' | |
4940 && vim_isdigit(tp[3]) | |
4941 && vim_isdigit(tp[4])) | |
1619 | 4942 { |
1757 | 4943 STRMOVE(tp + 2, tp + 3); |
1619 | 4944 --str_arg_l; |
4945 } | |
4946 } | |
4947 } | |
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4948 if (zero_padding && min_field_width > str_arg_l |
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4949 && (tmp[0] == '-' || force_sign)) |
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4950 { |
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4951 /* padding 0's should be inserted after the sign */ |
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4952 number_of_zeros_to_pad = min_field_width - str_arg_l; |
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4953 zero_padding_insertion_ind = 1; |
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4954 } |
1619 | 4955 str_arg = tmp; |
4956 break; | |
4957 } | |
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4958 # endif |
1619 | 4959 |
272 | 4960 default: |
4961 /* unrecognized conversion specifier, keep format string | |
4962 * as-is */ | |
4963 zero_padding = 0; /* turn zero padding off for non-numeric | |
1189 | 4964 conversion */ |
272 | 4965 justify_left = 1; |
856 | 4966 min_field_width = 0; /* reset flags */ |
272 | 4967 |
4968 /* discard the unrecognized conversion, just keep * | |
856 | 4969 * the unrecognized conversion character */ |
272 | 4970 str_arg = p; |
4971 str_arg_l = 0; | |
4972 if (*p != NUL) | |
4973 str_arg_l++; /* include invalid conversion specifier | |
4974 unchanged if not at end-of-string */ | |
4975 break; | |
4976 } | |
4977 | |
4978 if (*p != NUL) | |
4979 p++; /* step over the just processed conversion specifier */ | |
4980 | |
4981 /* insert padding to the left as requested by min_field_width; | |
4982 * this does not include the zero padding in case of numerical | |
4983 * conversions*/ | |
4984 if (!justify_left) | |
4985 { | |
4986 /* left padding with blank or zero */ | |
835 | 4987 int pn = (int)(min_field_width - (str_arg_l + number_of_zeros_to_pad)); |
275 | 4988 |
4989 if (pn > 0) | |
272 | 4990 { |
4991 if (str_l < str_m) | |
4992 { | |
4993 size_t avail = str_m - str_l; | |
4994 | |
4995 vim_memset(str + str_l, zero_padding ? '0' : ' ', | |
1883 | 4996 (size_t)pn > avail ? avail |
4997 : (size_t)pn); | |
272 | 4998 } |
275 | 4999 str_l += pn; |
272 | 5000 } |
5001 } | |
5002 | |
5003 /* zero padding as requested by the precision or by the minimal | |
5004 * field width for numeric conversions required? */ | |
330 | 5005 if (number_of_zeros_to_pad == 0) |
272 | 5006 { |
5007 /* will not copy first part of numeric right now, * | |
5008 * force it to be copied later in its entirety */ | |
5009 zero_padding_insertion_ind = 0; | |
5010 } | |
5011 else | |
5012 { | |
5013 /* insert first part of numerics (sign or '0x') before zero | |
5014 * padding */ | |
835 | 5015 int zn = (int)zero_padding_insertion_ind; |
275 | 5016 |
5017 if (zn > 0) | |
272 | 5018 { |
5019 if (str_l < str_m) | |
5020 { | |
5021 size_t avail = str_m - str_l; | |
5022 | |
5023 mch_memmove(str + str_l, str_arg, | |
1883 | 5024 (size_t)zn > avail ? avail |
5025 : (size_t)zn); | |
272 | 5026 } |
275 | 5027 str_l += zn; |
272 | 5028 } |
5029 | |
5030 /* insert zero padding as requested by the precision or min | |
5031 * field width */ | |
835 | 5032 zn = (int)number_of_zeros_to_pad; |
275 | 5033 if (zn > 0) |
272 | 5034 { |
5035 if (str_l < str_m) | |
5036 { | |
5037 size_t avail = str_m-str_l; | |
5038 | |
275 | 5039 vim_memset(str + str_l, '0', |
1883 | 5040 (size_t)zn > avail ? avail |
5041 : (size_t)zn); | |
272 | 5042 } |
275 | 5043 str_l += zn; |
272 | 5044 } |
5045 } | |
5046 | |
5047 /* insert formatted string | |
5048 * (or as-is conversion specifier for unknown conversions) */ | |
5049 { | |
835 | 5050 int sn = (int)(str_arg_l - zero_padding_insertion_ind); |
275 | 5051 |
5052 if (sn > 0) | |
272 | 5053 { |
5054 if (str_l < str_m) | |
5055 { | |
5056 size_t avail = str_m - str_l; | |
5057 | |
5058 mch_memmove(str + str_l, | |
5059 str_arg + zero_padding_insertion_ind, | |
1883 | 5060 (size_t)sn > avail ? avail : (size_t)sn); |
272 | 5061 } |
275 | 5062 str_l += sn; |
272 | 5063 } |
5064 } | |
5065 | |
5066 /* insert right padding */ | |
5067 if (justify_left) | |
5068 { | |
5069 /* right blank padding to the field width */ | |
1619 | 5070 int pn = (int)(min_field_width |
5071 - (str_arg_l + number_of_zeros_to_pad)); | |
275 | 5072 |
5073 if (pn > 0) | |
272 | 5074 { |
5075 if (str_l < str_m) | |
5076 { | |
5077 size_t avail = str_m - str_l; | |
5078 | |
275 | 5079 vim_memset(str + str_l, ' ', |
1883 | 5080 (size_t)pn > avail ? avail |
5081 : (size_t)pn); | |
272 | 5082 } |
275 | 5083 str_l += pn; |
272 | 5084 } |
5085 } | |
9892
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5086 vim_free(tofree); |
272 | 5087 } |
5088 } | |
5089 | |
5090 if (str_m > 0) | |
5091 { | |
437 | 5092 /* make sure the string is nul-terminated even at the expense of |
272 | 5093 * overwriting the last character (shouldn't happen, but just in case) |
5094 * */ | |
5095 str[str_l <= str_m - 1 ? str_l : str_m - 1] = '\0'; | |
5096 } | |
5097 | |
482 | 5098 if (tvs != NULL && tvs[arg_idx - 1].v_type != VAR_UNKNOWN) |
449 | 5099 EMSG(_("E767: Too many arguments to printf()")); |
5100 | |
437 | 5101 /* Return the number of characters formatted (excluding trailing nul |
272 | 5102 * character), that is, the number of characters that would have been |
5103 * written to the buffer if it were large enough. */ | |
5104 return (int)str_l; | |
5105 } | |
5106 | |
5107 #endif /* PROTO */ |