Mercurial > vim
annotate src/message.c @ 15298:4aea6c2f56a8 v8.1.0657
patch 8.1.0657: get error for using regexp recursively
commit https://github.com/vim/vim/commit/01e51e5b305c13c68b5ea2b9e14779e1e88664ef
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Dec 29 13:09:46 2018 +0100
patch 8.1.0657: get error for using regexp recursively
Problem: Get error for using regexp recursively. (Dominique Pelle)
Solution: Do no check if connection is desired.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Sat, 29 Dec 2018 13:15:05 +0100 |
parents | dada0b389d4f |
children | 55ccc2d353bd |
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 void add_msg_hist(char_u *s, int len, int attr); |
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20 static void hit_return_msg(void); |
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21 static void msg_home_replace_attr(char_u *fname, int attr); |
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22 static void msg_puts_attr_len(char_u *str, int maxlen, int attr); |
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23 static void msg_puts_display(char_u *str, int maxlen, int attr, int recurse); |
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24 static void msg_scroll_up(void); |
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25 static void inc_msg_scrolled(void); |
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26 static void store_sb_text(char_u **sb_str, char_u *s, int attr, int *sb_col, int finish); |
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27 static void t_puts(int *t_col, char_u *t_s, char_u *s, int attr); |
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28 static void msg_puts_printf(char_u *str, int maxlen); |
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29 static int do_more_prompt(int typed_char); |
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30 static void msg_screen_putchar(int c, int attr); |
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31 static int msg_check_screen(void); |
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32 static void redir_write(char_u *s, int maxlen); |
7 | 33 #ifdef FEAT_CON_DIALOG |
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34 static char_u *msg_show_console_dialog(char_u *message, char_u *buttons, int dfltbutton); |
7 | 35 static int confirm_msg_used = FALSE; /* displaying confirm_msg */ |
36 static char_u *confirm_msg = NULL; /* ":confirm" message */ | |
37 static char_u *confirm_msg_tail; /* tail of confirm_msg */ | |
38 #endif | |
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39 #ifdef FEAT_JOB_CHANNEL |
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40 static int emsg_to_channel_log = FALSE; |
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41 #endif |
7 | 42 |
43 struct msg_hist | |
44 { | |
45 struct msg_hist *next; | |
46 char_u *msg; | |
47 int attr; | |
48 }; | |
49 | |
50 static struct msg_hist *first_msg_hist = NULL; | |
51 static struct msg_hist *last_msg_hist = NULL; | |
52 static int msg_hist_len = 0; | |
53 | |
3072 | 54 static FILE *verbose_fd = NULL; |
55 static int verbose_did_open = FALSE; | |
56 | |
7 | 57 /* |
58 * When writing messages to the screen, there are many different situations. | |
59 * A number of variables is used to remember the current state: | |
60 * msg_didany TRUE when messages were written since the last time the | |
61 * user reacted to a prompt. | |
62 * Reset: After hitting a key for the hit-return prompt, | |
63 * hitting <CR> for the command line or input(). | |
64 * Set: When any message is written to the screen. | |
65 * msg_didout TRUE when something was written to the current line. | |
66 * Reset: When advancing to the next line, when the current | |
67 * text can be overwritten. | |
68 * Set: When any message is written to the screen. | |
69 * msg_nowait No extra delay for the last drawn message. | |
70 * Used in normal_cmd() before the mode message is drawn. | |
71 * emsg_on_display There was an error message recently. Indicates that there | |
72 * should be a delay before redrawing. | |
73 * msg_scroll The next message should not overwrite the current one. | |
74 * msg_scrolled How many lines the screen has been scrolled (because of | |
75 * messages). Used in update_screen() to scroll the screen | |
76 * back. Incremented each time the screen scrolls a line. | |
77 * msg_scrolled_ign TRUE when msg_scrolled is non-zero and msg_puts_attr() | |
78 * writes something without scrolling should not make | |
79 * need_wait_return to be set. This is a hack to make ":ts" | |
80 * work without an extra prompt. | |
81 * lines_left Number of lines available for messages before the | |
3240 | 82 * more-prompt is to be given. -1 when not set. |
7 | 83 * need_wait_return TRUE when the hit-return prompt is needed. |
84 * Reset: After giving the hit-return prompt, when the user | |
85 * has answered some other prompt. | |
86 * Set: When the ruler or typeahead display is overwritten, | |
87 * scrolling the screen for some message. | |
88 * keep_msg Message to be displayed after redrawing the screen, in | |
89 * main_loop(). | |
90 * This is an allocated string or NULL when not used. | |
91 */ | |
92 | |
93 /* | |
94 * msg(s) - displays the string 's' on the status line | |
95 * When terminal not initialized (yet) mch_errmsg(..) is used. | |
96 * return TRUE if wait_return not called | |
97 */ | |
98 int | |
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99 msg(char_u *s) |
7 | 100 { |
101 return msg_attr_keep(s, 0, FALSE); | |
102 } | |
103 | |
291 | 104 #if defined(FEAT_EVAL) || defined(FEAT_X11) || defined(USE_XSMP) \ |
1924 | 105 || defined(FEAT_GUI_GTK) || defined(PROTO) |
291 | 106 /* |
107 * Like msg() but keep it silent when 'verbosefile' is set. | |
108 */ | |
109 int | |
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110 verb_msg(char_u *s) |
291 | 111 { |
112 int n; | |
113 | |
114 verbose_enter(); | |
115 n = msg_attr_keep(s, 0, FALSE); | |
116 verbose_leave(); | |
117 | |
118 return n; | |
119 } | |
120 #endif | |
121 | |
7 | 122 int |
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123 msg_attr(char_u *s, int attr) |
7 | 124 { |
125 return msg_attr_keep(s, attr, FALSE); | |
126 } | |
127 | |
128 int | |
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129 msg_attr_keep( |
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130 char_u *s, |
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131 int attr, |
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132 int keep) /* TRUE: set keep_msg if it doesn't scroll */ |
7 | 133 { |
134 static int entered = 0; | |
135 int retval; | |
136 char_u *buf = NULL; | |
137 | |
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138 /* Skip messages not matching ":filter pattern". |
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139 * Don't filter when there is an error. */ |
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140 if (!emsg_on_display && message_filtered(s)) |
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141 return TRUE; |
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142 |
7 | 143 #ifdef FEAT_EVAL |
144 if (attr == 0) | |
145 set_vim_var_string(VV_STATUSMSG, s, -1); | |
146 #endif | |
147 | |
148 /* | |
149 * It is possible that displaying a messages causes a problem (e.g., | |
150 * when redrawing the window), which causes another message, etc.. To | |
151 * break this loop, limit the recursiveness to 3 levels. | |
152 */ | |
153 if (entered >= 3) | |
154 return TRUE; | |
155 ++entered; | |
156 | |
157 /* Add message to history (unless it's a repeated kept message or a | |
158 * truncated message) */ | |
159 if (s != keep_msg | |
160 || (*s != '<' | |
161 && last_msg_hist != NULL | |
162 && last_msg_hist->msg != NULL | |
163 && STRCMP(s, last_msg_hist->msg))) | |
164 add_msg_hist(s, -1, attr); | |
165 | |
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166 #ifdef FEAT_JOB_CHANNEL |
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167 if (emsg_to_channel_log) |
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168 /* Write message in the channel log. */ |
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169 ch_log(NULL, "ERROR: %s", (char *)s); |
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170 #endif |
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171 |
7 | 172 /* When displaying keep_msg, don't let msg_start() free it, caller must do |
173 * that. */ | |
174 if (s == keep_msg) | |
175 keep_msg = NULL; | |
176 | |
177 /* Truncate the message if needed. */ | |
513 | 178 msg_start(); |
179 buf = msg_strtrunc(s, FALSE); | |
7 | 180 if (buf != NULL) |
181 s = buf; | |
182 | |
183 msg_outtrans_attr(s, attr); | |
184 msg_clr_eos(); | |
185 retval = msg_end(); | |
186 | |
187 if (keep && retval && vim_strsize(s) < (int)(Rows - cmdline_row - 1) | |
188 * Columns + sc_col) | |
678 | 189 set_keep_msg(s, 0); |
7 | 190 |
191 vim_free(buf); | |
192 --entered; | |
193 return retval; | |
194 } | |
195 | |
196 /* | |
197 * Truncate a string such that it can be printed without causing a scroll. | |
198 * Returns an allocated string or NULL when no truncating is done. | |
199 */ | |
200 char_u * | |
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201 msg_strtrunc( |
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202 char_u *s, |
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203 int force) /* always truncate */ |
7 | 204 { |
205 char_u *buf = NULL; | |
206 int len; | |
207 int room; | |
208 | |
209 /* May truncate message to avoid a hit-return prompt */ | |
513 | 210 if ((!msg_scroll && !need_wait_return && shortmess(SHM_TRUNCALL) |
211 && !exmode_active && msg_silent == 0) || force) | |
7 | 212 { |
213 len = vim_strsize(s); | |
539 | 214 if (msg_scrolled != 0) |
513 | 215 /* Use all the columns. */ |
216 room = (int)(Rows - msg_row) * Columns - 1; | |
217 else | |
218 /* Use up to 'showcmd' column. */ | |
219 room = (int)(Rows - msg_row - 1) * Columns + sc_col - 1; | |
7 | 220 if (len > room && room > 0) |
221 { | |
222 #ifdef FEAT_MBYTE | |
223 if (enc_utf8) | |
224 /* may have up to 18 bytes per cell (6 per char, up to two | |
225 * composing chars) */ | |
3277 | 226 len = (room + 2) * 18; |
7 | 227 else if (enc_dbcs == DBCS_JPNU) |
228 /* may have up to 2 bytes per cell for euc-jp */ | |
3277 | 229 len = (room + 2) * 2; |
7 | 230 else |
231 #endif | |
3277 | 232 len = room + 2; |
233 buf = alloc(len); | |
7 | 234 if (buf != NULL) |
3277 | 235 trunc_string(s, buf, room, len); |
7 | 236 } |
237 } | |
238 return buf; | |
239 } | |
240 | |
241 /* | |
242 * Truncate a string "s" to "buf" with cell width "room". | |
243 * "s" and "buf" may be equal. | |
244 */ | |
245 void | |
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246 trunc_string( |
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247 char_u *s, |
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248 char_u *buf, |
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249 int room_in, |
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250 int buflen) |
7 | 251 { |
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252 size_t room = room_in - 3; /* "..." takes 3 chars */ |
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253 size_t half; |
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254 size_t len = 0; |
7 | 255 int e; |
256 int i; | |
257 int n; | |
258 | |
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259 if (room_in < 3) |
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260 room = 0; |
7 | 261 half = room / 2; |
262 | |
263 /* First part: Start of the string. */ | |
3277 | 264 for (e = 0; len < half && e < buflen; ++e) |
7 | 265 { |
266 if (s[e] == NUL) | |
267 { | |
268 /* text fits without truncating! */ | |
269 buf[e] = NUL; | |
270 return; | |
271 } | |
272 n = ptr2cells(s + e); | |
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273 if (len + n > half) |
7 | 274 break; |
275 len += n; | |
276 buf[e] = s[e]; | |
277 #ifdef FEAT_MBYTE | |
278 if (has_mbyte) | |
474 | 279 for (n = (*mb_ptr2len)(s + e); --n > 0; ) |
7 | 280 { |
3277 | 281 if (++e == buflen) |
282 break; | |
7 | 283 buf[e] = s[e]; |
284 } | |
285 #endif | |
286 } | |
287 | |
288 /* Last part: End of the string. */ | |
289 i = e; | |
290 #ifdef FEAT_MBYTE | |
291 if (enc_dbcs != 0) | |
292 { | |
293 /* For DBCS going backwards in a string is slow, but | |
294 * computing the cell width isn't too slow: go forward | |
295 * until the rest fits. */ | |
296 n = vim_strsize(s + i); | |
297 while (len + n > room) | |
298 { | |
299 n -= ptr2cells(s + i); | |
474 | 300 i += (*mb_ptr2len)(s + i); |
7 | 301 } |
302 } | |
303 else if (enc_utf8) | |
304 { | |
305 /* For UTF-8 we can go backwards easily. */ | |
714 | 306 half = i = (int)STRLEN(s); |
7 | 307 for (;;) |
308 { | |
714 | 309 do |
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310 half = half - utf_head_off(s, s + half - 1) - 1; |
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311 while (half > 0 && utf_iscomposing(utf_ptr2char(s + half))); |
7 | 312 n = ptr2cells(s + half); |
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313 if (len + n > room || half == 0) |
7 | 314 break; |
315 len += n; | |
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316 i = (int)half; |
7 | 317 } |
318 } | |
319 else | |
320 #endif | |
321 { | |
322 for (i = (int)STRLEN(s); len + (n = ptr2cells(s + i - 1)) <= room; --i) | |
323 len += n; | |
324 } | |
325 | |
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326 |
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327 if (i <= e + 3) |
3277 | 328 { |
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329 /* text fits without truncating */ |
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330 if (s != buf) |
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331 { |
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332 len = STRLEN(s); |
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333 if (len >= (size_t)buflen) |
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334 len = buflen - 1; |
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335 len = len - e + 1; |
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336 if (len < 1) |
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337 buf[e - 1] = NUL; |
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338 else |
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339 mch_memmove(buf + e, s + e, len); |
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340 } |
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341 } |
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342 else if (e + 3 < buflen) |
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343 { |
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344 /* set the middle and copy the last part */ |
3277 | 345 mch_memmove(buf + e, "...", (size_t)3); |
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346 len = STRLEN(s + i) + 1; |
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347 if (len >= (size_t)buflen - e - 3) |
3277 | 348 len = buflen - e - 3 - 1; |
349 mch_memmove(buf + e + 3, s + i, len); | |
350 buf[e + 3 + len - 1] = NUL; | |
351 } | |
352 else | |
353 { | |
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354 /* can't fit in the "...", just truncate it */ |
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355 buf[e - 1] = NUL; |
3277 | 356 } |
7 | 357 } |
358 | |
359 /* | |
360 * Automatic prototype generation does not understand this function. | |
361 * Note: Caller of smgs() and smsg_attr() must check the resulting string is | |
362 * shorter than IOSIZE!!! | |
363 */ | |
364 #ifndef PROTO | |
365 | |
272 | 366 int vim_snprintf(char *str, size_t str_m, char *fmt, ...); |
367 | |
7 | 368 int |
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369 # ifdef __BORLANDC__ |
7 | 370 _RTLENTRYF |
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371 # endif |
7 | 372 smsg(char_u *s, ...) |
373 { | |
374 va_list arglist; | |
375 | |
376 va_start(arglist, s); | |
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377 vim_vsnprintf((char *)IObuff, IOSIZE, (char *)s, arglist); |
7 | 378 va_end(arglist); |
379 return msg(IObuff); | |
380 } | |
381 | |
382 int | |
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383 # ifdef __BORLANDC__ |
7 | 384 _RTLENTRYF |
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385 # endif |
7 | 386 smsg_attr(int attr, char_u *s, ...) |
387 { | |
388 va_list arglist; | |
389 | |
390 va_start(arglist, s); | |
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391 vim_vsnprintf((char *)IObuff, IOSIZE, (char *)s, arglist); |
7 | 392 va_end(arglist); |
393 return msg_attr(IObuff, attr); | |
394 } | |
395 | |
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396 int |
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397 # ifdef __BORLANDC__ |
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398 _RTLENTRYF |
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399 # endif |
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400 smsg_attr_keep(int attr, char_u *s, ...) |
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401 { |
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402 va_list arglist; |
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403 |
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404 va_start(arglist, s); |
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405 vim_vsnprintf((char *)IObuff, IOSIZE, (char *)s, arglist); |
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406 va_end(arglist); |
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407 return msg_attr_keep(IObuff, attr, TRUE); |
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408 } |
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409 |
7 | 410 #endif |
411 | |
412 /* | |
413 * Remember the last sourcing name/lnum used in an error message, so that it | |
414 * isn't printed each time when it didn't change. | |
415 */ | |
416 static int last_sourcing_lnum = 0; | |
417 static char_u *last_sourcing_name = NULL; | |
418 | |
419 /* | |
420 * Reset the last used sourcing name/lnum. Makes sure it is displayed again | |
421 * for the next error message; | |
422 */ | |
360 | 423 void |
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424 reset_last_sourcing(void) |
7 | 425 { |
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426 VIM_CLEAR(last_sourcing_name); |
7 | 427 last_sourcing_lnum = 0; |
428 } | |
429 | |
430 /* | |
16 | 431 * Return TRUE if "sourcing_name" differs from "last_sourcing_name". |
432 */ | |
433 static int | |
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434 other_sourcing_name(void) |
16 | 435 { |
436 if (sourcing_name != NULL) | |
437 { | |
438 if (last_sourcing_name != NULL) | |
439 return STRCMP(sourcing_name, last_sourcing_name) != 0; | |
440 return TRUE; | |
441 } | |
442 return FALSE; | |
443 } | |
444 | |
445 /* | |
7 | 446 * Get the message about the source, as used for an error message. |
447 * Returns an allocated string with room for one more character. | |
448 * Returns NULL when no message is to be given. | |
449 */ | |
450 static char_u * | |
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451 get_emsg_source(void) |
7 | 452 { |
453 char_u *Buf, *p; | |
454 | |
16 | 455 if (sourcing_name != NULL && other_sourcing_name()) |
7 | 456 { |
457 p = (char_u *)_("Error detected while processing %s:"); | |
458 Buf = alloc((unsigned)(STRLEN(sourcing_name) + STRLEN(p))); | |
459 if (Buf != NULL) | |
460 sprintf((char *)Buf, (char *)p, sourcing_name); | |
461 return Buf; | |
462 } | |
463 return NULL; | |
464 } | |
465 | |
466 /* | |
467 * Get the message about the source lnum, as used for an error message. | |
468 * Returns an allocated string with room for one more character. | |
469 * Returns NULL when no message is to be given. | |
470 */ | |
471 static char_u * | |
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472 get_emsg_lnum(void) |
7 | 473 { |
474 char_u *Buf, *p; | |
475 | |
476 /* lnum is 0 when executing a command from the command line | |
477 * argument, we don't want a line number then */ | |
478 if (sourcing_name != NULL | |
16 | 479 && (other_sourcing_name() || sourcing_lnum != last_sourcing_lnum) |
7 | 480 && sourcing_lnum != 0) |
481 { | |
482 p = (char_u *)_("line %4ld:"); | |
483 Buf = alloc((unsigned)(STRLEN(p) + 20)); | |
484 if (Buf != NULL) | |
485 sprintf((char *)Buf, (char *)p, (long)sourcing_lnum); | |
486 return Buf; | |
487 } | |
488 return NULL; | |
489 } | |
490 | |
491 /* | |
16 | 492 * Display name and line number for the source of an error. |
493 * Remember the file name and line number, so that for the next error the info | |
494 * is only displayed if it changed. | |
495 */ | |
496 void | |
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497 msg_source(int attr) |
16 | 498 { |
499 char_u *p; | |
500 | |
501 ++no_wait_return; | |
502 p = get_emsg_source(); | |
503 if (p != NULL) | |
504 { | |
505 msg_attr(p, attr); | |
506 vim_free(p); | |
507 } | |
508 p = get_emsg_lnum(); | |
509 if (p != NULL) | |
510 { | |
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511 msg_attr(p, HL_ATTR(HLF_N)); |
16 | 512 vim_free(p); |
513 last_sourcing_lnum = sourcing_lnum; /* only once for each line */ | |
514 } | |
515 | |
516 /* remember the last sourcing name printed, also when it's empty */ | |
36 | 517 if (sourcing_name == NULL || other_sourcing_name()) |
16 | 518 { |
519 vim_free(last_sourcing_name); | |
520 if (sourcing_name == NULL) | |
521 last_sourcing_name = NULL; | |
522 else | |
523 last_sourcing_name = vim_strsave(sourcing_name); | |
524 } | |
525 --no_wait_return; | |
526 } | |
527 | |
528 /* | |
840 | 529 * Return TRUE if not giving error messages right now: |
530 * If "emsg_off" is set: no error messages at the moment. | |
531 * If "msg" is in 'debug': do error message but without side effects. | |
532 * If "emsg_skip" is set: never do error messages. | |
533 */ | |
534 int | |
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535 emsg_not_now(void) |
840 | 536 { |
537 if ((emsg_off > 0 && vim_strchr(p_debug, 'm') == NULL | |
538 && vim_strchr(p_debug, 't') == NULL) | |
539 #ifdef FEAT_EVAL | |
540 || emsg_skip > 0 | |
541 #endif | |
542 ) | |
543 return TRUE; | |
544 return FALSE; | |
545 } | |
546 | |
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547 #if defined(FEAT_EVAL) || defined(PROTO) |
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548 static garray_T ignore_error_list = GA_EMPTY; |
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549 |
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550 void |
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551 ignore_error_for_testing(char_u *error) |
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552 { |
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553 if (ignore_error_list.ga_itemsize == 0) |
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554 ga_init2(&ignore_error_list, sizeof(char_u *), 1); |
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555 |
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556 if (STRCMP("RESET", error) == 0) |
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557 ga_clear_strings(&ignore_error_list); |
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558 else |
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559 ga_add_string(&ignore_error_list, error); |
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560 } |
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561 |
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562 static int |
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563 ignore_error(char_u *msg) |
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564 { |
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565 int i; |
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566 |
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567 for (i = 0; i < ignore_error_list.ga_len; ++i) |
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568 if (strstr((char *)msg, |
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569 (char *)((char_u **)(ignore_error_list.ga_data))[i]) != NULL) |
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570 return TRUE; |
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571 return FALSE; |
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572 } |
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573 #endif |
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574 |
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575 #if !defined(HAVE_STRERROR) || defined(PROTO) |
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576 /* |
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577 * Replacement for perror() that behaves more or less like emsg() was called. |
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578 * v:errmsg will be set and called_emsg will be set. |
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579 */ |
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580 void |
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581 do_perror(char *msg) |
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582 { |
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583 perror(msg); |
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584 ++emsg_silent; |
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585 emsg((char_u *)msg); |
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586 --emsg_silent; |
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587 } |
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588 #endif |
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589 |
840 | 590 /* |
7 | 591 * emsg() - display an error message |
592 * | |
593 * Rings the bell, if appropriate, and calls message() to do the real work | |
594 * When terminal not initialized (yet) mch_errmsg(..) is used. | |
595 * | |
596 * return TRUE if wait_return not called | |
597 */ | |
598 int | |
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599 emsg(char_u *s) |
7 | 600 { |
601 int attr; | |
602 char_u *p; | |
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603 int r; |
7 | 604 #ifdef FEAT_EVAL |
605 int ignore = FALSE; | |
606 int severe; | |
607 #endif | |
608 | |
2679 | 609 /* Skip this if not giving error messages at the moment. */ |
610 if (emsg_not_now()) | |
611 return TRUE; | |
612 | |
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613 #ifdef FEAT_EVAL |
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614 /* When testing some errors are turned into a normal message. */ |
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615 if (ignore_error(s)) |
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616 /* don't call msg() if it results in a dialog */ |
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617 return msg_use_printf() ? FALSE : msg(s); |
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618 #endif |
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619 |
7 | 620 called_emsg = TRUE; |
621 | |
622 #ifdef FEAT_EVAL | |
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623 /* If "emsg_severe" is TRUE: When an error exception is to be thrown, |
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624 * prefer this message over previous messages for the same command. */ |
7 | 625 severe = emsg_severe; |
626 emsg_severe = FALSE; | |
627 #endif | |
628 | |
839 | 629 if (!emsg_off || vim_strchr(p_debug, 't') != NULL) |
7 | 630 { |
631 #ifdef FEAT_EVAL | |
632 /* | |
633 * Cause a throw of an error exception if appropriate. Don't display | |
634 * the error message in this case. (If no matching catch clause will | |
635 * be found, the message will be displayed later on.) "ignore" is set | |
636 * when the message should be ignored completely (used for the | |
637 * interrupt message). | |
638 */ | |
639 if (cause_errthrow(s, severe, &ignore) == TRUE) | |
640 { | |
641 if (!ignore) | |
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642 ++did_emsg; |
7 | 643 return TRUE; |
644 } | |
645 | |
646 /* set "v:errmsg", also when using ":silent! cmd" */ | |
647 set_vim_var_string(VV_ERRMSG, s, -1); | |
648 #endif | |
649 | |
650 /* | |
1619 | 651 * When using ":silent! cmd" ignore error messages. |
7 | 652 * But do write it to the redirection file. |
653 */ | |
654 if (emsg_silent != 0) | |
655 { | |
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656 if (emsg_noredir == 0) |
7 | 657 { |
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658 msg_start(); |
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659 p = get_emsg_source(); |
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660 if (p != NULL) |
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661 { |
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662 STRCAT(p, "\n"); |
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663 redir_write(p, -1); |
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664 vim_free(p); |
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665 } |
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666 p = get_emsg_lnum(); |
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667 if (p != NULL) |
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668 { |
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669 STRCAT(p, "\n"); |
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670 redir_write(p, -1); |
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671 vim_free(p); |
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672 } |
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673 redir_write(s, -1); |
7 | 674 } |
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675 #ifdef FEAT_JOB_CHANNEL |
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676 ch_log(NULL, "ERROR: %s", (char *)s); |
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677 #endif |
7 | 678 return TRUE; |
679 } | |
680 | |
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681 ex_exitval = 1; |
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682 |
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683 /* Reset msg_silent, an error causes messages to be switched back on. |
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684 */ |
7 | 685 msg_silent = 0; |
686 cmd_silent = FALSE; | |
687 | |
688 if (global_busy) /* break :global command */ | |
689 ++global_busy; | |
690 | |
691 if (p_eb) | |
692 beep_flush(); /* also includes flush_buffers() */ | |
693 else | |
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694 flush_buffers(FLUSH_MINIMAL); // flush internal buffers |
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695 ++did_emsg; // flag for DoOneCmd() |
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696 #ifdef FEAT_EVAL |
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697 did_uncaught_emsg = TRUE; |
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698 #endif |
7 | 699 } |
700 | |
701 emsg_on_display = TRUE; /* remember there is an error message */ | |
702 ++msg_scroll; /* don't overwrite a previous message */ | |
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703 attr = HL_ATTR(HLF_E); /* set highlight mode for error messages */ |
539 | 704 if (msg_scrolled != 0) |
7 | 705 need_wait_return = TRUE; /* needed in case emsg() is called after |
706 * wait_return has reset need_wait_return | |
707 * and a redraw is expected because | |
708 * msg_scrolled is non-zero */ | |
709 | |
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710 #ifdef FEAT_JOB_CHANNEL |
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711 emsg_to_channel_log = TRUE; |
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712 #endif |
7 | 713 /* |
714 * Display name and line number for the source of the error. | |
715 */ | |
16 | 716 msg_source(attr); |
7 | 717 |
718 /* | |
719 * Display the error message itself. | |
720 */ | |
16 | 721 msg_nowait = FALSE; /* wait for this msg */ |
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722 r = msg_attr(s, attr); |
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723 |
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724 #ifdef FEAT_JOB_CHANNEL |
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725 emsg_to_channel_log = FALSE; |
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726 #endif |
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727 return r; |
7 | 728 } |
729 | |
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730 |
7 | 731 /* |
732 * Print an error message with one "%s" and one string argument. | |
733 */ | |
734 int | |
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735 emsg2(char_u *s, char_u *a1) |
7 | 736 { |
737 return emsg3(s, a1, NULL); | |
738 } | |
739 | |
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740 /* |
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741 * Print an error message with one or two "%s" and one or two string arguments. |
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742 * This is not in message.c to avoid a warning for prototypes. |
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743 */ |
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744 int |
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745 emsg3(char_u *s, char_u *a1, char_u *a2) |
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746 { |
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747 if (emsg_not_now()) |
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748 return TRUE; /* no error messages at the moment */ |
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749 vim_snprintf((char *)IObuff, IOSIZE, (char *)s, a1, a2); |
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750 return emsg(IObuff); |
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751 } |
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752 |
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753 /* |
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754 * Print an error message with one "%ld" and one long int argument. |
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755 * This is not in message.c to avoid a warning for prototypes. |
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756 */ |
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757 int |
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758 emsgn(char_u *s, long n) |
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759 { |
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760 if (emsg_not_now()) |
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761 return TRUE; /* no error messages at the moment */ |
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762 vim_snprintf((char *)IObuff, IOSIZE, (char *)s, n); |
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763 return emsg(IObuff); |
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764 } |
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765 |
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766 /* |
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767 * Same as emsg(...), but abort on error when ABORT_ON_INTERNAL_ERROR is |
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768 * defined. It is used for internal errors only, so that they can be |
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769 * detected when fuzzing vim. |
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770 */ |
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771 void |
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772 iemsg(char_u *s) |
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773 { |
13188
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774 emsg(s); |
10359
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775 #ifdef ABORT_ON_INTERNAL_ERROR |
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776 abort(); |
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777 #endif |
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778 } |
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779 |
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780 |
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781 /* |
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782 * Same as emsg2(...) but abort on error when ABORT_ON_INTERNAL_ERROR is |
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783 * defined. It is used for internal errors only, so that they can be |
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784 * detected when fuzzing vim. |
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785 */ |
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786 void |
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787 iemsg2(char_u *s, char_u *a1) |
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788 { |
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789 emsg2(s, a1); |
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790 #ifdef ABORT_ON_INTERNAL_ERROR |
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791 abort(); |
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792 #endif |
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793 } |
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794 |
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795 /* |
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796 * Same as emsgn(...) but abort on error when ABORT_ON_INTERNAL_ERROR is |
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797 * defined. It is used for internal errors only, so that they can be |
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798 * detected when fuzzing vim. |
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799 */ |
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800 void |
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801 iemsgn(char_u *s, long n) |
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802 { |
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803 emsgn(s, n); |
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804 #ifdef ABORT_ON_INTERNAL_ERROR |
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805 abort(); |
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806 #endif |
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807 } |
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808 |
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809 /* |
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810 * Give an "Internal error" message. |
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811 */ |
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812 void |
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813 internal_error(char *where) |
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814 { |
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815 IEMSG2(_(e_intern2), where); |
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816 } |
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817 |
330 | 818 /* emsg3() and emsgn() are in misc2.c to avoid warnings for the prototypes. */ |
7 | 819 |
167 | 820 void |
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821 emsg_invreg(int name) |
167 | 822 { |
823 EMSG2(_("E354: Invalid register name: '%s'"), transchar(name)); | |
824 } | |
825 | |
7 | 826 /* |
827 * Like msg(), but truncate to a single line if p_shm contains 't', or when | |
828 * "force" is TRUE. This truncates in another way as for normal messages. | |
829 * Careful: The string may be changed by msg_may_trunc()! | |
830 * Returns a pointer to the printed message, if wait_return() not called. | |
831 */ | |
832 char_u * | |
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833 msg_trunc_attr(char_u *s, int force, int attr) |
7 | 834 { |
835 int n; | |
836 | |
837 /* Add message to history before truncating */ | |
838 add_msg_hist(s, -1, attr); | |
839 | |
840 s = msg_may_trunc(force, s); | |
841 | |
842 msg_hist_off = TRUE; | |
843 n = msg_attr(s, attr); | |
844 msg_hist_off = FALSE; | |
845 | |
846 if (n) | |
847 return s; | |
848 return NULL; | |
849 } | |
850 | |
851 /* | |
852 * Check if message "s" should be truncated at the start (for filenames). | |
853 * Return a pointer to where the truncated message starts. | |
854 * Note: May change the message by replacing a character with '<'. | |
855 */ | |
856 char_u * | |
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857 msg_may_trunc(int force, char_u *s) |
7 | 858 { |
859 int n; | |
860 int room; | |
861 | |
862 room = (int)(Rows - cmdline_row - 1) * Columns + sc_col - 1; | |
863 if ((force || (shortmess(SHM_TRUNC) && !exmode_active)) | |
864 && (n = (int)STRLEN(s) - room) > 0) | |
865 { | |
866 #ifdef FEAT_MBYTE | |
867 if (has_mbyte) | |
868 { | |
869 int size = vim_strsize(s); | |
870 | |
615 | 871 /* There may be room anyway when there are multibyte chars. */ |
872 if (size <= room) | |
873 return s; | |
874 | |
7 | 875 for (n = 0; size >= room; ) |
876 { | |
877 size -= (*mb_ptr2cells)(s + n); | |
474 | 878 n += (*mb_ptr2len)(s + n); |
7 | 879 } |
880 --n; | |
881 } | |
882 #endif | |
883 s += n; | |
884 *s = '<'; | |
885 } | |
886 return s; | |
887 } | |
888 | |
889 static void | |
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890 add_msg_hist( |
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891 char_u *s, |
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892 int len, /* -1 for undetermined length */ |
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893 int attr) |
7 | 894 { |
895 struct msg_hist *p; | |
896 | |
897 if (msg_hist_off || msg_silent != 0) | |
898 return; | |
899 | |
900 /* Don't let the message history get too big */ | |
625 | 901 while (msg_hist_len > MAX_MSG_HIST_LEN) |
355 | 902 (void)delete_first_msg(); |
903 | |
7 | 904 /* allocate an entry and add the message at the end of the history */ |
905 p = (struct msg_hist *)alloc((int)sizeof(struct msg_hist)); | |
906 if (p != NULL) | |
907 { | |
908 if (len < 0) | |
909 len = (int)STRLEN(s); | |
910 /* remove leading and trailing newlines */ | |
911 while (len > 0 && *s == '\n') | |
912 { | |
913 ++s; | |
914 --len; | |
915 } | |
916 while (len > 0 && s[len - 1] == '\n') | |
917 --len; | |
918 p->msg = vim_strnsave(s, len); | |
919 p->next = NULL; | |
920 p->attr = attr; | |
921 if (last_msg_hist != NULL) | |
922 last_msg_hist->next = p; | |
923 last_msg_hist = p; | |
924 if (first_msg_hist == NULL) | |
925 first_msg_hist = last_msg_hist; | |
926 ++msg_hist_len; | |
927 } | |
928 } | |
929 | |
930 /* | |
355 | 931 * Delete the first (oldest) message from the history. |
932 * Returns FAIL if there are no messages. | |
933 */ | |
934 int | |
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935 delete_first_msg(void) |
355 | 936 { |
937 struct msg_hist *p; | |
938 | |
939 if (msg_hist_len <= 0) | |
940 return FAIL; | |
941 p = first_msg_hist; | |
942 first_msg_hist = p->next; | |
1619 | 943 if (first_msg_hist == NULL) |
2311
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944 last_msg_hist = NULL; /* history is empty */ |
355 | 945 vim_free(p->msg); |
946 vim_free(p); | |
947 --msg_hist_len; | |
948 return OK; | |
949 } | |
950 | |
951 /* | |
7 | 952 * ":messages" command. |
953 */ | |
954 void | |
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955 ex_messages(exarg_T *eap) |
7 | 956 { |
957 struct msg_hist *p; | |
958 char_u *s; | |
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959 int c = 0; |
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960 |
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961 if (STRCMP(eap->arg, "clear") == 0) |
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962 { |
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963 int keep = eap->addr_count == 0 ? 0 : eap->line2; |
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964 |
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965 while (msg_hist_len > keep) |
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966 (void)delete_first_msg(); |
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967 return; |
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968 } |
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969 |
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970 if (*eap->arg != NUL) |
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971 { |
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972 EMSG(_(e_invarg)); |
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973 return; |
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974 } |
7 | 975 |
976 msg_hist_off = TRUE; | |
977 | |
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978 p = first_msg_hist; |
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979 if (eap->addr_count != 0) |
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980 { |
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981 /* Count total messages */ |
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982 for (; p != NULL && !got_int; p = p->next) |
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983 c++; |
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984 |
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985 c -= eap->line2; |
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986 |
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987 /* Skip without number of messages specified */ |
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988 for (p = first_msg_hist; p != NULL && !got_int && c > 0; |
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989 p = p->next, c--); |
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990 } |
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991 |
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992 if (p == first_msg_hist) |
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993 { |
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994 s = mch_getenv((char_u *)"LANG"); |
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995 if (s != NULL && *s != NUL) |
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996 // The next comment is extracted by xgettext and put in po file for |
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997 // translators to read. |
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998 msg_attr((char_u *) |
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999 // Translator: Please replace the name and email address |
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1000 // with the appropriate text for your translation. |
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1001 _("Messages maintainer: Bram Moolenaar <Bram@vim.org>"), |
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1002 HL_ATTR(HLF_T)); |
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1003 } |
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1004 |
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1005 /* Display what was not skipped. */ |
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1006 for (; p != NULL && !got_int; p = p->next) |
7 | 1007 if (p->msg != NULL) |
1008 msg_attr(p->msg, p->attr); | |
1009 | |
1010 msg_hist_off = FALSE; | |
1011 } | |
1012 | |
28 | 1013 #if defined(FEAT_CON_DIALOG) || defined(FIND_REPLACE_DIALOG) || defined(PROTO) |
7 | 1014 /* |
1015 * Call this after prompting the user. This will avoid a hit-return message | |
1016 * and a delay. | |
1017 */ | |
28 | 1018 void |
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1019 msg_end_prompt(void) |
7 | 1020 { |
1021 need_wait_return = FALSE; | |
1022 emsg_on_display = FALSE; | |
1023 cmdline_row = msg_row; | |
1024 msg_col = 0; | |
1025 msg_clr_eos(); | |
3240 | 1026 lines_left = -1; |
7 | 1027 } |
1028 #endif | |
1029 | |
1030 /* | |
1031 * wait for the user to hit a key (normally a return) | |
1032 * if 'redraw' is TRUE, clear and redraw the screen | |
1033 * if 'redraw' is FALSE, just redraw the screen | |
1034 * if 'redraw' is -1, don't redraw at all | |
1035 */ | |
1036 void | |
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1037 wait_return(int redraw) |
7 | 1038 { |
1039 int c; | |
1040 int oldState; | |
1041 int tmpState; | |
1042 int had_got_int; | |
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1043 int save_reg_recording; |
5430 | 1044 FILE *save_scriptout; |
7 | 1045 |
1046 if (redraw == TRUE) | |
1047 must_redraw = CLEAR; | |
1048 | |
1049 /* If using ":silent cmd", don't wait for a return. Also don't set | |
1050 * need_wait_return to do it later. */ | |
1051 if (msg_silent != 0) | |
1052 return; | |
1053 | |
2723 | 1054 /* |
1055 * When inside vgetc(), we can't wait for a typed character at all. | |
1056 * With the global command (and some others) we only need one return at | |
1057 * the end. Adjust cmdline_row to avoid the next message overwriting the | |
1058 * last one. | |
1059 */ | |
822 | 1060 if (vgetc_busy > 0) |
7 | 1061 return; |
2723 | 1062 need_wait_return = TRUE; |
7 | 1063 if (no_wait_return) |
1064 { | |
1065 if (!exmode_active) | |
1066 cmdline_row = msg_row; | |
1067 return; | |
1068 } | |
1069 | |
1070 redir_off = TRUE; /* don't redirect this message */ | |
1071 oldState = State; | |
1072 if (quit_more) | |
1073 { | |
1074 c = CAR; /* just pretend CR was hit */ | |
1075 quit_more = FALSE; | |
1076 got_int = FALSE; | |
1077 } | |
1078 else if (exmode_active) | |
1079 { | |
1080 MSG_PUTS(" "); /* make sure the cursor is on the right line */ | |
1081 c = CAR; /* no need for a return in ex mode */ | |
1082 got_int = FALSE; | |
1083 } | |
1084 else | |
1085 { | |
1086 /* Make sure the hit-return prompt is on screen when 'guioptions' was | |
1087 * just changed. */ | |
1088 screenalloc(FALSE); | |
1089 | |
1090 State = HITRETURN; | |
1091 #ifdef FEAT_MOUSE | |
1092 setmouse(); | |
1093 #endif | |
1094 #ifdef USE_ON_FLY_SCROLL | |
1095 dont_scroll = TRUE; /* disallow scrolling here */ | |
1096 #endif | |
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1097 cmdline_row = msg_row; |
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1098 |
4325 | 1099 /* Avoid the sequence that the user types ":" at the hit-return prompt |
1100 * to start an Ex command, but the file-changed dialog gets in the | |
1101 * way. */ | |
1102 if (need_check_timestamps) | |
1103 check_timestamps(FALSE); | |
1104 | |
7 | 1105 hit_return_msg(); |
1106 | |
1107 do | |
1108 { | |
1109 /* Remember "got_int", if it is set vgetc() probably returns a | |
1110 * CTRL-C, but we need to loop then. */ | |
1111 had_got_int = got_int; | |
280 | 1112 |
1113 /* Don't do mappings here, we put the character back in the | |
1114 * typeahead buffer. */ | |
1115 ++no_mapping; | |
1116 ++allow_keys; | |
5430 | 1117 |
1118 /* Temporarily disable Recording. If Recording is active, the | |
1119 * character will be recorded later, since it will be added to the | |
1120 * typebuf after the loop */ | |
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1121 save_reg_recording = reg_recording; |
5430 | 1122 save_scriptout = scriptout; |
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1123 reg_recording = 0; |
5430 | 1124 scriptout = NULL; |
7 | 1125 c = safe_vgetc(); |
216 | 1126 if (had_got_int && !global_busy) |
7 | 1127 got_int = FALSE; |
280 | 1128 --no_mapping; |
1129 --allow_keys; | |
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1130 reg_recording = save_reg_recording; |
5430 | 1131 scriptout = save_scriptout; |
280 | 1132 |
7 | 1133 #ifdef FEAT_CLIPBOARD |
1134 /* Strange way to allow copying (yanking) a modeless selection at | |
1135 * the hit-enter prompt. Use CTRL-Y, because the same is used in | |
1136 * Cmdline-mode and it's harmless when there is no selection. */ | |
1137 if (c == Ctrl_Y && clip_star.state == SELECT_DONE) | |
1138 { | |
1139 clip_copy_modeless_selection(TRUE); | |
1140 c = K_IGNORE; | |
1141 } | |
1142 #endif | |
1381 | 1143 |
698 | 1144 /* |
1145 * Allow scrolling back in the messages. | |
1146 * Also accept scroll-down commands when messages fill the screen, | |
1147 * to avoid that typing one 'j' too many makes the messages | |
1148 * disappear. | |
1149 */ | |
1150 if (p_more && !p_cp) | |
446 | 1151 { |
4234 | 1152 if (c == 'b' || c == 'k' || c == 'u' || c == 'g' |
1153 || c == K_UP || c == K_PAGEUP) | |
446 | 1154 { |
4234 | 1155 if (msg_scrolled > Rows) |
1156 /* scroll back to show older messages */ | |
1157 do_more_prompt(c); | |
1158 else | |
1159 { | |
1160 msg_didout = FALSE; | |
1161 c = K_IGNORE; | |
1162 msg_col = | |
1163 #ifdef FEAT_RIGHTLEFT | |
1164 cmdmsg_rl ? Columns - 1 : | |
1165 #endif | |
1166 0; | |
1167 } | |
698 | 1168 if (quit_more) |
1169 { | |
1170 c = CAR; /* just pretend CR was hit */ | |
1171 quit_more = FALSE; | |
1172 got_int = FALSE; | |
1173 } | |
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1174 else if (c != K_IGNORE) |
698 | 1175 { |
1176 c = K_IGNORE; | |
1177 hit_return_msg(); | |
1178 } | |
446 | 1179 } |
698 | 1180 else if (msg_scrolled > Rows - 2 |
4234 | 1181 && (c == 'j' || c == 'd' || c == 'f' |
1182 || c == K_DOWN || c == K_PAGEDOWN)) | |
446 | 1183 c = K_IGNORE; |
1184 } | |
7 | 1185 } while ((had_got_int && c == Ctrl_C) |
1186 || c == K_IGNORE | |
1187 #ifdef FEAT_GUI | |
1188 || c == K_VER_SCROLLBAR || c == K_HOR_SCROLLBAR | |
1189 #endif | |
1190 #ifdef FEAT_MOUSE | |
1191 || c == K_LEFTDRAG || c == K_LEFTRELEASE | |
1192 || c == K_MIDDLEDRAG || c == K_MIDDLERELEASE | |
1193 || c == K_RIGHTDRAG || c == K_RIGHTRELEASE | |
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1194 || c == K_MOUSELEFT || c == K_MOUSERIGHT |
7 | 1195 || c == K_MOUSEDOWN || c == K_MOUSEUP |
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1196 || c == K_MOUSEMOVE |
7 | 1197 || (!mouse_has(MOUSE_RETURN) |
1198 && mouse_row < msg_row | |
1199 && (c == K_LEFTMOUSE | |
1200 || c == K_MIDDLEMOUSE | |
1201 || c == K_RIGHTMOUSE | |
1202 || c == K_X1MOUSE | |
1203 || c == K_X2MOUSE)) | |
1204 #endif | |
1205 ); | |
1206 ui_breakcheck(); | |
1207 #ifdef FEAT_MOUSE | |
1208 /* | |
1209 * Avoid that the mouse-up event causes visual mode to start. | |
1210 */ | |
1211 if (c == K_LEFTMOUSE || c == K_MIDDLEMOUSE || c == K_RIGHTMOUSE | |
1212 || c == K_X1MOUSE || c == K_X2MOUSE) | |
1213 (void)jump_to_mouse(MOUSE_SETPOS, NULL, 0); | |
1214 else | |
1215 #endif | |
1216 if (vim_strchr((char_u *)"\r\n ", c) == NULL && c != Ctrl_C) | |
1217 { | |
280 | 1218 /* Put the character back in the typeahead buffer. Don't use the |
1219 * stuff buffer, because lmaps wouldn't work. */ | |
852 | 1220 ins_char_typebuf(c); |
7 | 1221 do_redraw = TRUE; /* need a redraw even though there is |
280 | 1222 typeahead */ |
7 | 1223 } |
1224 } | |
1225 redir_off = FALSE; | |
1226 | |
1227 /* | |
1228 * If the user hits ':', '?' or '/' we get a command line from the next | |
1229 * line. | |
1230 */ | |
1231 if (c == ':' || c == '?' || c == '/') | |
1232 { | |
1233 if (!exmode_active) | |
1234 cmdline_row = msg_row; | |
1235 skip_redraw = TRUE; /* skip redraw once */ | |
1236 do_redraw = FALSE; | |
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1237 #ifdef FEAT_TERMINAL |
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1238 skip_term_loop = TRUE; |
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1239 #endif |
7 | 1240 } |
1241 | |
1242 /* | |
1243 * If the window size changed set_shellsize() will redraw the screen. | |
1244 * Otherwise the screen is only redrawn if 'redraw' is set and no ':' | |
1245 * typed. | |
1246 */ | |
1247 tmpState = State; | |
1248 State = oldState; /* restore State before set_shellsize */ | |
1249 #ifdef FEAT_MOUSE | |
1250 setmouse(); | |
1251 #endif | |
1252 msg_check(); | |
1253 | |
1254 #if defined(UNIX) || defined(VMS) | |
1255 /* | |
1256 * When switching screens, we need to output an extra newline on exit. | |
1257 */ | |
1258 if (swapping_screen() && !termcap_active) | |
1259 newline_on_exit = TRUE; | |
1260 #endif | |
1261 | |
1262 need_wait_return = FALSE; | |
1263 did_wait_return = TRUE; | |
1264 emsg_on_display = FALSE; /* can delete error message now */ | |
1265 lines_left = -1; /* reset lines_left at next msg_start() */ | |
1266 reset_last_sourcing(); | |
1267 if (keep_msg != NULL && vim_strsize(keep_msg) >= | |
1268 (Rows - cmdline_row - 1) * Columns + sc_col) | |
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1269 VIM_CLEAR(keep_msg); /* don't redisplay message, it's too long */ |
7 | 1270 |
1271 if (tmpState == SETWSIZE) /* got resize event while in vgetc() */ | |
1272 { | |
1273 starttermcap(); /* start termcap before redrawing */ | |
1274 shell_resized(); | |
1275 } | |
1276 else if (!skip_redraw | |
1277 && (redraw == TRUE || (msg_scrolled != 0 && redraw != -1))) | |
1278 { | |
1279 starttermcap(); /* start termcap before redrawing */ | |
1280 redraw_later(VALID); | |
1281 } | |
1282 } | |
1283 | |
1284 /* | |
1285 * Write the hit-return prompt. | |
1286 */ | |
1287 static void | |
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1288 hit_return_msg(void) |
7 | 1289 { |
446 | 1290 int save_p_more = p_more; |
1291 | |
1292 p_more = FALSE; /* don't want see this message when scrolling back */ | |
1293 if (msg_didout) /* start on a new line */ | |
7 | 1294 msg_putchar('\n'); |
1295 if (got_int) | |
1296 MSG_PUTS(_("Interrupt: ")); | |
1297 | |
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1298 MSG_PUTS_ATTR(_("Press ENTER or type command to continue"), HL_ATTR(HLF_R)); |
7 | 1299 if (!msg_use_printf()) |
1300 msg_clr_eos(); | |
446 | 1301 p_more = save_p_more; |
7 | 1302 } |
1303 | |
1304 /* | |
1305 * Set "keep_msg" to "s". Free the old value and check for NULL pointer. | |
1306 */ | |
1307 void | |
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1308 set_keep_msg(char_u *s, int attr) |
7 | 1309 { |
1310 vim_free(keep_msg); | |
1311 if (s != NULL && msg_silent == 0) | |
1312 keep_msg = vim_strsave(s); | |
1313 else | |
1314 keep_msg = NULL; | |
127 | 1315 keep_msg_more = FALSE; |
678 | 1316 keep_msg_attr = attr; |
7 | 1317 } |
1318 | |
678 | 1319 #if defined(FEAT_TERMRESPONSE) || defined(PROTO) |
1320 /* | |
1321 * If there currently is a message being displayed, set "keep_msg" to it, so | |
1322 * that it will be displayed again after redraw. | |
1323 */ | |
1324 void | |
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1325 set_keep_msg_from_hist(void) |
678 | 1326 { |
1327 if (keep_msg == NULL && last_msg_hist != NULL && msg_scrolled == 0 | |
1328 && (State & NORMAL)) | |
1329 set_keep_msg(last_msg_hist->msg, last_msg_hist->attr); | |
1330 } | |
1331 #endif | |
1332 | |
7 | 1333 /* |
1334 * Prepare for outputting characters in the command line. | |
1335 */ | |
1336 void | |
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1337 msg_start(void) |
7 | 1338 { |
1339 int did_return = FALSE; | |
1340 | |
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1341 if (!msg_silent) |
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1342 VIM_CLEAR(keep_msg); |
1619 | 1343 |
1344 #ifdef FEAT_EVAL | |
1345 if (need_clr_eos) | |
1346 { | |
1347 /* Halfway an ":echo" command and getting an (error) message: clear | |
1348 * any text from the command. */ | |
1349 need_clr_eos = FALSE; | |
1350 msg_clr_eos(); | |
1351 } | |
1352 #endif | |
1353 | |
7 | 1354 if (!msg_scroll && full_screen) /* overwrite last message */ |
1355 { | |
1356 msg_row = cmdline_row; | |
1357 msg_col = | |
1358 #ifdef FEAT_RIGHTLEFT | |
1359 cmdmsg_rl ? Columns - 1 : | |
1360 #endif | |
1361 0; | |
1362 } | |
1363 else if (msg_didout) /* start message on next line */ | |
1364 { | |
1365 msg_putchar('\n'); | |
1366 did_return = TRUE; | |
1367 if (exmode_active != EXMODE_NORMAL) | |
1368 cmdline_row = msg_row; | |
1369 } | |
1370 if (!msg_didany || lines_left < 0) | |
1371 msg_starthere(); | |
1372 if (msg_silent == 0) | |
1373 { | |
1374 msg_didout = FALSE; /* no output on current line yet */ | |
1375 cursor_off(); | |
1376 } | |
1377 | |
1378 /* when redirecting, may need to start a new line. */ | |
1379 if (!did_return) | |
1380 redir_write((char_u *)"\n", -1); | |
1381 } | |
1382 | |
1383 /* | |
1384 * Note that the current msg position is where messages start. | |
1385 */ | |
1386 void | |
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1387 msg_starthere(void) |
7 | 1388 { |
1389 lines_left = cmdline_row; | |
1390 msg_didany = FALSE; | |
1391 } | |
1392 | |
1393 void | |
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1394 msg_putchar(int c) |
7 | 1395 { |
1396 msg_putchar_attr(c, 0); | |
1397 } | |
1398 | |
1399 void | |
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1400 msg_putchar_attr(int c, int attr) |
7 | 1401 { |
1402 #ifdef FEAT_MBYTE | |
1403 char_u buf[MB_MAXBYTES + 1]; | |
1404 #else | |
1405 char_u buf[4]; | |
1406 #endif | |
1407 | |
1408 if (IS_SPECIAL(c)) | |
1409 { | |
1410 buf[0] = K_SPECIAL; | |
1411 buf[1] = K_SECOND(c); | |
1412 buf[2] = K_THIRD(c); | |
1413 buf[3] = NUL; | |
1414 } | |
1415 else | |
1416 { | |
1417 #ifdef FEAT_MBYTE | |
1418 buf[(*mb_char2bytes)(c, buf)] = NUL; | |
1419 #else | |
1420 buf[0] = c; | |
1421 buf[1] = NUL; | |
1422 #endif | |
1423 } | |
1424 msg_puts_attr(buf, attr); | |
1425 } | |
1426 | |
1427 void | |
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1428 msg_outnum(long n) |
7 | 1429 { |
1430 char_u buf[20]; | |
1431 | |
1432 sprintf((char *)buf, "%ld", n); | |
1433 msg_puts(buf); | |
1434 } | |
1435 | |
1436 void | |
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1437 msg_home_replace(char_u *fname) |
7 | 1438 { |
1439 msg_home_replace_attr(fname, 0); | |
1440 } | |
1441 | |
1442 #if defined(FEAT_FIND_ID) || defined(PROTO) | |
1443 void | |
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1444 msg_home_replace_hl(char_u *fname) |
7 | 1445 { |
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1446 msg_home_replace_attr(fname, HL_ATTR(HLF_D)); |
7 | 1447 } |
1448 #endif | |
1449 | |
1450 static void | |
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1451 msg_home_replace_attr(char_u *fname, int attr) |
7 | 1452 { |
1453 char_u *name; | |
1454 | |
1455 name = home_replace_save(NULL, fname); | |
1456 if (name != NULL) | |
1457 msg_outtrans_attr(name, attr); | |
1458 vim_free(name); | |
1459 } | |
1460 | |
1461 /* | |
1462 * Output 'len' characters in 'str' (including NULs) with translation | |
1463 * if 'len' is -1, output upto a NUL character. | |
1464 * Use attributes 'attr'. | |
1465 * Return the number of characters it takes on the screen. | |
1466 */ | |
1467 int | |
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1468 msg_outtrans(char_u *str) |
7 | 1469 { |
1470 return msg_outtrans_attr(str, 0); | |
1471 } | |
1472 | |
1473 int | |
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1474 msg_outtrans_attr(char_u *str, int attr) |
7 | 1475 { |
1476 return msg_outtrans_len_attr(str, (int)STRLEN(str), attr); | |
1477 } | |
1478 | |
1479 int | |
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1480 msg_outtrans_len(char_u *str, int len) |
7 | 1481 { |
1482 return msg_outtrans_len_attr(str, len, 0); | |
1483 } | |
1484 | |
1485 /* | |
1486 * Output one character at "p". Return pointer to the next character. | |
1487 * Handles multi-byte characters. | |
1488 */ | |
1489 char_u * | |
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1490 msg_outtrans_one(char_u *p, int attr) |
7 | 1491 { |
1492 #ifdef FEAT_MBYTE | |
1493 int l; | |
1494 | |
474 | 1495 if (has_mbyte && (l = (*mb_ptr2len)(p)) > 1) |
7 | 1496 { |
1497 msg_outtrans_len_attr(p, l, attr); | |
1498 return p + l; | |
1499 } | |
1500 #endif | |
1501 msg_puts_attr(transchar_byte(*p), attr); | |
1502 return p + 1; | |
1503 } | |
1504 | |
1505 int | |
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1506 msg_outtrans_len_attr(char_u *msgstr, int len, int attr) |
7 | 1507 { |
1508 int retval = 0; | |
1509 char_u *str = msgstr; | |
1510 char_u *plain_start = msgstr; | |
1511 char_u *s; | |
1512 #ifdef FEAT_MBYTE | |
1513 int mb_l; | |
1514 int c; | |
1515 #endif | |
1516 | |
1517 /* if MSG_HIST flag set, add message to history */ | |
1518 if (attr & MSG_HIST) | |
1519 { | |
1520 add_msg_hist(str, len, attr); | |
1521 attr &= ~MSG_HIST; | |
1522 } | |
1523 | |
1524 #ifdef FEAT_MBYTE | |
1525 /* If the string starts with a composing character first draw a space on | |
1526 * which the composing char can be drawn. */ | |
1527 if (enc_utf8 && utf_iscomposing(utf_ptr2char(msgstr))) | |
1528 msg_puts_attr((char_u *)" ", attr); | |
1529 #endif | |
1530 | |
1531 /* | |
1532 * Go over the string. Special characters are translated and printed. | |
1533 * Normal characters are printed several at a time. | |
1534 */ | |
1535 while (--len >= 0) | |
1536 { | |
1537 #ifdef FEAT_MBYTE | |
1538 if (enc_utf8) | |
1539 /* Don't include composing chars after the end. */ | |
474 | 1540 mb_l = utfc_ptr2len_len(str, len + 1); |
7 | 1541 else if (has_mbyte) |
474 | 1542 mb_l = (*mb_ptr2len)(str); |
7 | 1543 else |
1544 mb_l = 1; | |
1545 if (has_mbyte && mb_l > 1) | |
1546 { | |
1547 c = (*mb_ptr2char)(str); | |
1548 if (vim_isprintc(c)) | |
1549 /* printable multi-byte char: count the cells. */ | |
1550 retval += (*mb_ptr2cells)(str); | |
1551 else | |
1552 { | |
1553 /* unprintable multi-byte char: print the printable chars so | |
1554 * far and the translation of the unprintable char. */ | |
1555 if (str > plain_start) | |
1556 msg_puts_attr_len(plain_start, (int)(str - plain_start), | |
1557 attr); | |
1558 plain_start = str + mb_l; | |
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1559 msg_puts_attr(transchar(c), attr == 0 ? HL_ATTR(HLF_8) : attr); |
7 | 1560 retval += char2cells(c); |
1561 } | |
1562 len -= mb_l - 1; | |
1563 str += mb_l; | |
1564 } | |
1565 else | |
1566 #endif | |
1567 { | |
1568 s = transchar_byte(*str); | |
1569 if (s[1] != NUL) | |
1570 { | |
1571 /* unprintable char: print the printable chars so far and the | |
1572 * translation of the unprintable char. */ | |
1573 if (str > plain_start) | |
1574 msg_puts_attr_len(plain_start, (int)(str - plain_start), | |
1575 attr); | |
1576 plain_start = str + 1; | |
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1577 msg_puts_attr(s, attr == 0 ? HL_ATTR(HLF_8) : attr); |
1668 | 1578 retval += (int)STRLEN(s); |
7 | 1579 } |
1663 | 1580 else |
1581 ++retval; | |
7 | 1582 ++str; |
1583 } | |
1584 } | |
1585 | |
1586 if (str > plain_start) | |
1587 /* print the printable chars at the end */ | |
1588 msg_puts_attr_len(plain_start, (int)(str - plain_start), attr); | |
1589 | |
1590 return retval; | |
1591 } | |
1592 | |
1593 #if defined(FEAT_QUICKFIX) || defined(PROTO) | |
1594 void | |
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1595 msg_make(char_u *arg) |
7 | 1596 { |
1597 int i; | |
1598 static char_u *str = (char_u *)"eeffoc", *rs = (char_u *)"Plon#dqg#vxjduB"; | |
1599 | |
1600 arg = skipwhite(arg); | |
1601 for (i = 5; *arg && i >= 0; --i) | |
1602 if (*arg++ != str[i]) | |
1603 break; | |
1604 if (i < 0) | |
1605 { | |
1606 msg_putchar('\n'); | |
1607 for (i = 0; rs[i]; ++i) | |
1608 msg_putchar(rs[i] - 3); | |
1609 } | |
1610 } | |
1611 #endif | |
1612 | |
1613 /* | |
1614 * Output the string 'str' upto a NUL character. | |
1615 * Return the number of characters it takes on the screen. | |
1616 * | |
1617 * If K_SPECIAL is encountered, then it is taken in conjunction with the | |
1618 * following character and shown as <F1>, <S-Up> etc. Any other character | |
1619 * which is not printable shown in <> form. | |
1620 * If 'from' is TRUE (lhs of a mapping), a space is shown as <Space>. | |
1621 * If a character is displayed in one of these special ways, is also | |
1622 * highlighted (its highlight name is '8' in the p_hl variable). | |
1623 * Otherwise characters are not highlighted. | |
1624 * This function is used to show mappings, where we want to see how to type | |
1625 * the character/string -- webb | |
1626 */ | |
1627 int | |
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1628 msg_outtrans_special( |
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1629 char_u *strstart, |
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1630 int from) /* TRUE for lhs of a mapping */ |
7 | 1631 { |
1632 char_u *str = strstart; | |
1633 int retval = 0; | |
1634 char_u *string; | |
1635 int attr; | |
1636 int len; | |
1637 | |
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1638 attr = HL_ATTR(HLF_8); |
7 | 1639 while (*str != NUL) |
1640 { | |
1641 /* Leading and trailing spaces need to be displayed in <> form. */ | |
1642 if ((str == strstart || str[1] == NUL) && *str == ' ') | |
1643 { | |
1644 string = (char_u *)"<Space>"; | |
1645 ++str; | |
1646 } | |
1647 else | |
1648 string = str2special(&str, from); | |
1649 len = vim_strsize(string); | |
1650 /* Highlight special keys */ | |
1651 msg_puts_attr(string, len > 1 | |
1652 #ifdef FEAT_MBYTE | |
474 | 1653 && (*mb_ptr2len)(string) <= 1 |
7 | 1654 #endif |
1655 ? attr : 0); | |
1656 retval += len; | |
1657 } | |
1658 return retval; | |
1659 } | |
1660 | |
2610 | 1661 #if defined(FEAT_EVAL) || defined(PROTO) |
1662 /* | |
1663 * Return the lhs or rhs of a mapping, with the key codes turned into printable | |
1664 * strings, in an allocated string. | |
1665 */ | |
1666 char_u * | |
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1667 str2special_save( |
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1668 char_u *str, |
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1669 int is_lhs) /* TRUE for lhs, FALSE for rhs */ |
2610 | 1670 { |
1671 garray_T ga; | |
1672 char_u *p = str; | |
1673 | |
1674 ga_init2(&ga, 1, 40); | |
1675 while (*p != NUL) | |
1676 ga_concat(&ga, str2special(&p, is_lhs)); | |
1677 ga_append(&ga, NUL); | |
1678 return (char_u *)ga.ga_data; | |
1679 } | |
1680 #endif | |
1681 | |
7 | 1682 /* |
1683 * Return the printable string for the key codes at "*sp". | |
1684 * Used for translating the lhs or rhs of a mapping to printable chars. | |
1685 * Advances "sp" to the next code. | |
1686 */ | |
1687 char_u * | |
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1688 str2special( |
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1689 char_u **sp, |
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1690 int from) /* TRUE for lhs of mapping */ |
7 | 1691 { |
1692 int c; | |
1693 static char_u buf[7]; | |
1694 char_u *str = *sp; | |
1695 int modifiers = 0; | |
1696 int special = FALSE; | |
1697 | |
1698 #ifdef FEAT_MBYTE | |
1699 if (has_mbyte) | |
1700 { | |
1701 char_u *p; | |
1702 | |
1703 /* Try to un-escape a multi-byte character. Return the un-escaped | |
1704 * string if it is a multi-byte character. */ | |
1705 p = mb_unescape(sp); | |
1706 if (p != NULL) | |
1707 return p; | |
1708 } | |
1709 #endif | |
1710 | |
1711 c = *str; | |
1712 if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) | |
1713 { | |
1714 if (str[1] == KS_MODIFIER) | |
1715 { | |
1716 modifiers = str[2]; | |
1717 str += 3; | |
1718 c = *str; | |
1719 } | |
1720 if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) | |
1721 { | |
1722 c = TO_SPECIAL(str[1], str[2]); | |
1723 str += 2; | |
1724 } | |
1725 if (IS_SPECIAL(c) || modifiers) /* special key */ | |
1726 special = TRUE; | |
1727 } | |
1728 | |
1729 #ifdef FEAT_MBYTE | |
3024 | 1730 if (has_mbyte && !IS_SPECIAL(c)) |
7 | 1731 { |
3072 | 1732 int len = (*mb_ptr2len)(str); |
3024 | 1733 |
1734 /* For multi-byte characters check for an illegal byte. */ | |
1735 if (has_mbyte && MB_BYTE2LEN(*str) > len) | |
1736 { | |
1737 transchar_nonprint(buf, c); | |
1738 *sp = str + 1; | |
1739 return buf; | |
1740 } | |
3072 | 1741 /* Since 'special' is TRUE the multi-byte character 'c' will be |
1742 * processed by get_special_key_name() */ | |
1743 c = (*mb_ptr2char)(str); | |
1744 *sp = str + len; | |
7 | 1745 } |
3024 | 1746 else |
7 | 1747 #endif |
3024 | 1748 *sp = str + 1; |
7 | 1749 |
1750 /* Make unprintable characters in <> form, also <M-Space> and <Tab>. | |
1751 * Use <Space> only for lhs of a mapping. */ | |
1752 if (special || char2cells(c) > 1 || (from && c == ' ')) | |
1753 return get_special_key_name(c, modifiers); | |
1754 buf[0] = c; | |
1755 buf[1] = NUL; | |
1756 return buf; | |
1757 } | |
1758 | |
1759 /* | |
1760 * Translate a key sequence into special key names. | |
1761 */ | |
1762 void | |
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1763 str2specialbuf(char_u *sp, char_u *buf, int len) |
7 | 1764 { |
1765 char_u *s; | |
1766 | |
1767 *buf = NUL; | |
1768 while (*sp) | |
1769 { | |
1770 s = str2special(&sp, FALSE); | |
1771 if ((int)(STRLEN(s) + STRLEN(buf)) < len) | |
1772 STRCAT(buf, s); | |
1773 } | |
1774 } | |
1775 | |
1776 /* | |
1777 * print line for :print or :list command | |
1778 */ | |
1779 void | |
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1780 msg_prt_line(char_u *s, int list) |
7 | 1781 { |
1782 int c; | |
1783 int col = 0; | |
1784 int n_extra = 0; | |
1785 int c_extra = 0; | |
1786 char_u *p_extra = NULL; /* init to make SASC shut up */ | |
1787 int n; | |
1059 | 1788 int attr = 0; |
7 | 1789 char_u *trail = NULL; |
1790 #ifdef FEAT_MBYTE | |
1791 int l; | |
1792 char_u buf[MB_MAXBYTES + 1]; | |
1793 #endif | |
1794 | |
167 | 1795 if (curwin->w_p_list) |
1796 list = TRUE; | |
1797 | |
7 | 1798 /* find start of trailing whitespace */ |
167 | 1799 if (list && lcs_trail) |
7 | 1800 { |
1801 trail = s + STRLEN(s); | |
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1802 while (trail > s && VIM_ISWHITE(trail[-1])) |
7 | 1803 --trail; |
1804 } | |
1805 | |
1806 /* output a space for an empty line, otherwise the line will be | |
1807 * overwritten */ | |
167 | 1808 if (*s == NUL && !(list && lcs_eol != NUL)) |
7 | 1809 msg_putchar(' '); |
1810 | |
446 | 1811 while (!got_int) |
7 | 1812 { |
1059 | 1813 if (n_extra > 0) |
7 | 1814 { |
1815 --n_extra; | |
1816 if (c_extra) | |
1817 c = c_extra; | |
1818 else | |
1819 c = *p_extra++; | |
1820 } | |
1821 #ifdef FEAT_MBYTE | |
474 | 1822 else if (has_mbyte && (l = (*mb_ptr2len)(s)) > 1) |
7 | 1823 { |
1824 col += (*mb_ptr2cells)(s); | |
6801 | 1825 if (lcs_nbsp != NUL && list |
1826 && (mb_ptr2char(s) == 160 | |
1827 || mb_ptr2char(s) == 0x202f)) | |
2692 | 1828 { |
1829 mb_char2bytes(lcs_nbsp, buf); | |
1830 buf[(*mb_ptr2len)(buf)] = NUL; | |
1831 } | |
1832 else | |
1833 { | |
1834 mch_memmove(buf, s, (size_t)l); | |
1835 buf[l] = NUL; | |
1836 } | |
1059 | 1837 msg_puts(buf); |
7 | 1838 s += l; |
1839 continue; | |
1840 } | |
1841 #endif | |
1842 else | |
1843 { | |
1844 attr = 0; | |
1845 c = *s++; | |
167 | 1846 if (c == TAB && (!list || lcs_tab1)) |
7 | 1847 { |
1848 /* tab amount depends on current column */ | |
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1849 #ifdef FEAT_VARTABS |
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1850 n_extra = tabstop_padding(col, curbuf->b_p_ts, |
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1851 curbuf->b_p_vts_array) - 1; |
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1852 #else |
7 | 1853 n_extra = curbuf->b_p_ts - col % curbuf->b_p_ts - 1; |
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1854 #endif |
167 | 1855 if (!list) |
7 | 1856 { |
1857 c = ' '; | |
1858 c_extra = ' '; | |
1859 } | |
1860 else | |
1861 { | |
1862 c = lcs_tab1; | |
1863 c_extra = lcs_tab2; | |
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1864 attr = HL_ATTR(HLF_8); |
7 | 1865 } |
1866 } | |
2692 | 1867 else if (c == 160 && list && lcs_nbsp != NUL) |
1868 { | |
1869 c = lcs_nbsp; | |
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1870 attr = HL_ATTR(HLF_8); |
2692 | 1871 } |
167 | 1872 else if (c == NUL && list && lcs_eol != NUL) |
7 | 1873 { |
1874 p_extra = (char_u *)""; | |
1875 c_extra = NUL; | |
1876 n_extra = 1; | |
1877 c = lcs_eol; | |
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1878 attr = HL_ATTR(HLF_AT); |
7 | 1879 --s; |
1880 } | |
1881 else if (c != NUL && (n = byte2cells(c)) > 1) | |
1882 { | |
1883 n_extra = n - 1; | |
1884 p_extra = transchar_byte(c); | |
1885 c_extra = NUL; | |
1886 c = *p_extra++; | |
1059 | 1887 /* Use special coloring to be able to distinguish <hex> from |
1888 * the same in plain text. */ | |
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1889 attr = HL_ATTR(HLF_8); |
7 | 1890 } |
1891 else if (c == ' ' && trail != NULL && s > trail) | |
1892 { | |
1893 c = lcs_trail; | |
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1894 attr = HL_ATTR(HLF_8); |
7 | 1895 } |
6781 | 1896 else if (c == ' ' && list && lcs_space != NUL) |
1897 { | |
1898 c = lcs_space; | |
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1899 attr = HL_ATTR(HLF_8); |
6781 | 1900 } |
7 | 1901 } |
1902 | |
1903 if (c == NUL) | |
1904 break; | |
1905 | |
1906 msg_putchar_attr(c, attr); | |
1907 col++; | |
1908 } | |
1909 msg_clr_eos(); | |
1910 } | |
1911 | |
1912 #ifdef FEAT_MBYTE | |
1913 /* | |
1914 * Use screen_puts() to output one multi-byte character. | |
1915 * Return the pointer "s" advanced to the next character. | |
1916 */ | |
1917 static char_u * | |
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1918 screen_puts_mbyte(char_u *s, int l, int attr) |
7 | 1919 { |
1920 int cw; | |
1921 | |
1922 msg_didout = TRUE; /* remember that line is not empty */ | |
1923 cw = (*mb_ptr2cells)(s); | |
1924 if (cw > 1 && ( | |
1925 #ifdef FEAT_RIGHTLEFT | |
1926 cmdmsg_rl ? msg_col <= 1 : | |
1927 #endif | |
1928 msg_col == Columns - 1)) | |
1929 { | |
1930 /* Doesn't fit, print a highlighted '>' to fill it up. */ | |
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1931 msg_screen_putchar('>', HL_ATTR(HLF_AT)); |
7 | 1932 return s; |
1933 } | |
1934 | |
1935 screen_puts_len(s, l, msg_row, msg_col, attr); | |
1936 #ifdef FEAT_RIGHTLEFT | |
1937 if (cmdmsg_rl) | |
1938 { | |
1939 msg_col -= cw; | |
1940 if (msg_col == 0) | |
1941 { | |
1942 msg_col = Columns; | |
1943 ++msg_row; | |
1944 } | |
1945 } | |
1946 else | |
1947 #endif | |
1948 { | |
1949 msg_col += cw; | |
1950 if (msg_col >= Columns) | |
1951 { | |
1952 msg_col = 0; | |
1953 ++msg_row; | |
1954 } | |
1955 } | |
1956 return s + l; | |
1957 } | |
1958 #endif | |
1959 | |
1960 /* | |
1961 * Output a string to the screen at position msg_row, msg_col. | |
1962 * Update msg_row and msg_col for the next message. | |
1963 */ | |
1964 void | |
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1965 msg_puts(char_u *s) |
7 | 1966 { |
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1967 msg_puts_attr(s, 0); |
7 | 1968 } |
1969 | |
1970 void | |
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1971 msg_puts_title( |
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1972 char_u *s) |
7 | 1973 { |
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1974 msg_puts_attr(s, HL_ATTR(HLF_T)); |
7 | 1975 } |
1976 | |
1977 /* | |
1978 * Show a message in such a way that it always fits in the line. Cut out a | |
1979 * part in the middle and replace it with "..." when necessary. | |
1980 * Does not handle multi-byte characters! | |
1981 */ | |
1982 void | |
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1983 msg_puts_long_attr(char_u *longstr, int attr) |
7 | 1984 { |
714 | 1985 msg_puts_long_len_attr(longstr, (int)STRLEN(longstr), attr); |
7 | 1986 } |
1987 | |
1988 void | |
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1989 msg_puts_long_len_attr(char_u *longstr, int len, int attr) |
7 | 1990 { |
1991 int slen = len; | |
1992 int room; | |
1993 | |
1994 room = Columns - msg_col; | |
1995 if (len > room && room >= 20) | |
1996 { | |
1997 slen = (room - 3) / 2; | |
1998 msg_outtrans_len_attr(longstr, slen, attr); | |
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1999 msg_puts_attr((char_u *)"...", HL_ATTR(HLF_8)); |
7 | 2000 } |
2001 msg_outtrans_len_attr(longstr + len - slen, slen, attr); | |
2002 } | |
2003 | |
2004 /* | |
2005 * Basic function for writing a message with highlight attributes. | |
2006 */ | |
2007 void | |
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2008 msg_puts_attr(char_u *s, int attr) |
7 | 2009 { |
2010 msg_puts_attr_len(s, -1, attr); | |
2011 } | |
2012 | |
2013 /* | |
2014 * Like msg_puts_attr(), but with a maximum length "maxlen" (in bytes). | |
2015 * When "maxlen" is -1 there is no maximum length. | |
2016 * When "maxlen" is >= 0 the message is not put in the history. | |
2017 */ | |
2018 static void | |
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2019 msg_puts_attr_len(char_u *str, int maxlen, int attr) |
7 | 2020 { |
2021 /* | |
2022 * If redirection is on, also write to the redirection file. | |
2023 */ | |
446 | 2024 redir_write(str, maxlen); |
7 | 2025 |
2026 /* | |
2027 * Don't print anything when using ":silent cmd". | |
2028 */ | |
2029 if (msg_silent != 0) | |
2030 return; | |
2031 | |
2032 /* if MSG_HIST flag set, add message to history */ | |
2033 if ((attr & MSG_HIST) && maxlen < 0) | |
2034 { | |
446 | 2035 add_msg_hist(str, -1, attr); |
7 | 2036 attr &= ~MSG_HIST; |
2037 } | |
2038 | |
2039 /* | |
2040 * When writing something to the screen after it has scrolled, requires a | |
2041 * wait-return prompt later. Needed when scrolling, resetting | |
2042 * need_wait_return after some prompt, and then outputting something | |
2043 * without scrolling | |
2044 */ | |
539 | 2045 if (msg_scrolled != 0 && !msg_scrolled_ign) |
7 | 2046 need_wait_return = TRUE; |
2047 msg_didany = TRUE; /* remember that something was outputted */ | |
2048 | |
2049 /* | |
2050 * If there is no valid screen, use fprintf so we can see error messages. | |
2051 * If termcap is not active, we may be writing in an alternate console | |
2052 * window, cursor positioning may not work correctly (window size may be | |
2053 * different, e.g. for Win32 console) or we just don't know where the | |
2054 * cursor is. | |
2055 */ | |
2056 if (msg_use_printf()) | |
446 | 2057 msg_puts_printf(str, maxlen); |
2058 else | |
2059 msg_puts_display(str, maxlen, attr, FALSE); | |
2060 } | |
2061 | |
2062 /* | |
2063 * The display part of msg_puts_attr_len(). | |
2064 * May be called recursively to display scroll-back text. | |
2065 */ | |
2066 static void | |
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2067 msg_puts_display( |
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2068 char_u *str, |
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2069 int maxlen, |
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2070 int attr, |
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2071 int recurse) |
446 | 2072 { |
2073 char_u *s = str; | |
2074 char_u *t_s = str; /* string from "t_s" to "s" is still todo */ | |
2075 int t_col = 0; /* screen cells todo, 0 when "t_s" not used */ | |
2076 #ifdef FEAT_MBYTE | |
2077 int l; | |
2078 int cw; | |
7 | 2079 #endif |
446 | 2080 char_u *sb_str = str; |
2081 int sb_col = msg_col; | |
2082 int wrap; | |
1381 | 2083 int did_last_char; |
7 | 2084 |
2085 did_wait_return = FALSE; | |
1339 | 2086 while ((maxlen < 0 || (int)(s - str) < maxlen) && *s != NUL) |
7 | 2087 { |
2088 /* | |
446 | 2089 * We are at the end of the screen line when: |
2090 * - When outputting a newline. | |
2091 * - When outputting a character in the last column. | |
7 | 2092 */ |
446 | 2093 if (!recurse && msg_row >= Rows - 1 && (*s == '\n' || ( |
7 | 2094 #ifdef FEAT_RIGHTLEFT |
2095 cmdmsg_rl | |
2096 ? ( | |
2097 msg_col <= 1 | |
2098 || (*s == TAB && msg_col <= 7) | |
2099 # ifdef FEAT_MBYTE | |
2100 || (has_mbyte && (*mb_ptr2cells)(s) > 1 && msg_col <= 2) | |
2101 # endif | |
2102 ) | |
2103 : | |
2104 #endif | |
2105 (msg_col + t_col >= Columns - 1 | |
2106 || (*s == TAB && msg_col + t_col >= ((Columns - 1) & ~7)) | |
2107 # ifdef FEAT_MBYTE | |
2108 || (has_mbyte && (*mb_ptr2cells)(s) > 1 | |
2109 && msg_col + t_col >= Columns - 2) | |
2110 # endif | |
2111 )))) | |
2112 { | |
446 | 2113 /* |
2114 * The screen is scrolled up when at the last row (some terminals | |
2115 * scroll automatically, some don't. To avoid problems we scroll | |
2116 * ourselves). | |
2117 */ | |
7 | 2118 if (t_col > 0) |
2119 /* output postponed text */ | |
446 | 2120 t_puts(&t_col, t_s, s, attr); |
7 | 2121 |
1342 | 2122 /* When no more prompt and no more room, truncate here */ |
7 | 2123 if (msg_no_more && lines_left == 0) |
2124 break; | |
446 | 2125 |
2126 /* Scroll the screen up one line. */ | |
2127 msg_scroll_up(); | |
7 | 2128 |
2129 msg_row = Rows - 2; | |
2130 if (msg_col >= Columns) /* can happen after screen resize */ | |
2131 msg_col = Columns - 1; | |
2132 | |
446 | 2133 /* Display char in last column before showing more-prompt. */ |
2134 if (*s >= ' ' | |
2135 #ifdef FEAT_RIGHTLEFT | |
2136 && !cmdmsg_rl | |
2137 #endif | |
2138 ) | |
2139 { | |
2140 #ifdef FEAT_MBYTE | |
2141 if (has_mbyte) | |
2142 { | |
2143 if (enc_utf8 && maxlen >= 0) | |
2144 /* avoid including composing chars after the end */ | |
474 | 2145 l = utfc_ptr2len_len(s, (int)((str + maxlen) - s)); |
446 | 2146 else |
474 | 2147 l = (*mb_ptr2len)(s); |
446 | 2148 s = screen_puts_mbyte(s, l, attr); |
2149 } | |
2150 else | |
2151 #endif | |
2152 msg_screen_putchar(*s++, attr); | |
1381 | 2153 did_last_char = TRUE; |
446 | 2154 } |
1381 | 2155 else |
2156 did_last_char = FALSE; | |
446 | 2157 |
2158 if (p_more) | |
2159 /* store text for scrolling back */ | |
2160 store_sb_text(&sb_str, s, attr, &sb_col, TRUE); | |
2161 | |
539 | 2162 inc_msg_scrolled(); |
446 | 2163 need_wait_return = TRUE; /* may need wait_return in main() */ |
7 | 2164 redraw_cmdline = TRUE; |
2165 if (cmdline_row > 0 && !exmode_active) | |
2166 --cmdline_row; | |
2167 | |
2168 /* | |
446 | 2169 * If screen is completely filled and 'more' is set then wait |
2170 * for a character. | |
7 | 2171 */ |
1342 | 2172 if (lines_left > 0) |
2173 --lines_left; | |
957 | 2174 if (p_more && lines_left == 0 && State != HITRETURN |
7 | 2175 && !msg_no_more && !exmode_active) |
2176 { | |
2177 #ifdef FEAT_CON_DIALOG | |
446 | 2178 if (do_more_prompt(NUL)) |
2179 s = confirm_msg_tail; | |
2180 #else | |
2181 (void)do_more_prompt(NUL); | |
7 | 2182 #endif |
2183 if (quit_more) | |
446 | 2184 return; |
7 | 2185 } |
539 | 2186 |
2187 /* When we displayed a char in last column need to check if there | |
2188 * is still more. */ | |
1381 | 2189 if (did_last_char) |
539 | 2190 continue; |
7 | 2191 } |
2192 | |
446 | 2193 wrap = *s == '\n' |
7 | 2194 || msg_col + t_col >= Columns |
2195 #ifdef FEAT_MBYTE | |
2196 || (has_mbyte && (*mb_ptr2cells)(s) > 1 | |
2197 && msg_col + t_col >= Columns - 1) | |
2198 #endif | |
446 | 2199 ; |
2200 if (t_col > 0 && (wrap || *s == '\r' || *s == '\b' | |
2201 || *s == '\t' || *s == BELL)) | |
7 | 2202 /* output any postponed text */ |
446 | 2203 t_puts(&t_col, t_s, s, attr); |
2204 | |
2205 if (wrap && p_more && !recurse) | |
2206 /* store text for scrolling back */ | |
2207 store_sb_text(&sb_str, s, attr, &sb_col, TRUE); | |
7 | 2208 |
2209 if (*s == '\n') /* go to next line */ | |
2210 { | |
2211 msg_didout = FALSE; /* remember that line is empty */ | |
474 | 2212 #ifdef FEAT_RIGHTLEFT |
2213 if (cmdmsg_rl) | |
2214 msg_col = Columns - 1; | |
2215 else | |
2216 #endif | |
2217 msg_col = 0; | |
7 | 2218 if (++msg_row >= Rows) /* safety check */ |
2219 msg_row = Rows - 1; | |
2220 } | |
2221 else if (*s == '\r') /* go to column 0 */ | |
2222 { | |
2223 msg_col = 0; | |
2224 } | |
2225 else if (*s == '\b') /* go to previous char */ | |
2226 { | |
2227 if (msg_col) | |
2228 --msg_col; | |
2229 } | |
446 | 2230 else if (*s == TAB) /* translate Tab into spaces */ |
7 | 2231 { |
2232 do | |
2233 msg_screen_putchar(' ', attr); | |
2234 while (msg_col & 7); | |
2235 } | |
6949 | 2236 else if (*s == BELL) /* beep (from ":sh") */ |
2237 vim_beep(BO_SH); | |
7 | 2238 else |
2239 { | |
2240 #ifdef FEAT_MBYTE | |
2241 if (has_mbyte) | |
2242 { | |
2243 cw = (*mb_ptr2cells)(s); | |
2244 if (enc_utf8 && maxlen >= 0) | |
2245 /* avoid including composing chars after the end */ | |
474 | 2246 l = utfc_ptr2len_len(s, (int)((str + maxlen) - s)); |
7 | 2247 else |
474 | 2248 l = (*mb_ptr2len)(s); |
7 | 2249 } |
2250 else | |
2251 { | |
2252 cw = 1; | |
2253 l = 1; | |
2254 } | |
2255 #endif | |
2256 /* When drawing from right to left or when a double-wide character | |
2257 * doesn't fit, draw a single character here. Otherwise collect | |
2258 * characters and draw them all at once later. */ | |
2259 #if defined(FEAT_RIGHTLEFT) || defined(FEAT_MBYTE) | |
2260 if ( | |
2261 # ifdef FEAT_RIGHTLEFT | |
2262 cmdmsg_rl | |
2263 # ifdef FEAT_MBYTE | |
2264 || | |
2265 # endif | |
2266 # endif | |
2267 # ifdef FEAT_MBYTE | |
2268 (cw > 1 && msg_col + t_col >= Columns - 1) | |
2269 # endif | |
2270 ) | |
2271 { | |
2272 # ifdef FEAT_MBYTE | |
2273 if (l > 1) | |
2274 s = screen_puts_mbyte(s, l, attr) - 1; | |
2275 else | |
2276 # endif | |
2277 msg_screen_putchar(*s, attr); | |
2278 } | |
2279 else | |
2280 #endif | |
2281 { | |
2282 /* postpone this character until later */ | |
2283 if (t_col == 0) | |
2284 t_s = s; | |
2285 #ifdef FEAT_MBYTE | |
2286 t_col += cw; | |
2287 s += l - 1; | |
2288 #else | |
2289 ++t_col; | |
2290 #endif | |
2291 } | |
2292 } | |
2293 ++s; | |
2294 } | |
2295 | |
2296 /* output any postponed text */ | |
2297 if (t_col > 0) | |
446 | 2298 t_puts(&t_col, t_s, s, attr); |
2299 if (p_more && !recurse) | |
2300 store_sb_text(&sb_str, s, attr, &sb_col, FALSE); | |
7 | 2301 |
2302 msg_check(); | |
2303 } | |
2304 | |
2305 /* | |
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2306 * Return TRUE when ":filter pattern" was used and "msg" does not match |
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2307 * "pattern". |
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2308 */ |
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2309 int |
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2310 message_filtered(char_u *msg) |
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2311 { |
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2312 int match; |
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2313 |
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2314 if (cmdmod.filter_regmatch.regprog == NULL) |
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2315 return FALSE; |
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2316 match = vim_regexec(&cmdmod.filter_regmatch, msg, (colnr_T)0); |
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2317 return cmdmod.filter_force ? match : !match; |
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2318 } |
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2319 |
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2320 /* |
446 | 2321 * Scroll the screen up one line for displaying the next message line. |
2322 */ | |
2323 static void | |
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2324 msg_scroll_up(void) |
446 | 2325 { |
2326 #ifdef FEAT_GUI | |
2327 /* Remove the cursor before scrolling, ScreenLines[] is going | |
2328 * to become invalid. */ | |
2329 if (gui.in_use) | |
2330 gui_undraw_cursor(); | |
2331 #endif | |
2332 /* scrolling up always works */ | |
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2333 mch_disable_flush(); |
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2334 screen_del_lines(0, 0, 1, (int)Rows, TRUE, 0, NULL); |
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2335 mch_enable_flush(); |
446 | 2336 |
2337 if (!can_clear((char_u *)" ")) | |
2338 { | |
2339 /* Scrolling up doesn't result in the right background. Set the | |
2340 * background here. It's not efficient, but avoids that we have to do | |
2341 * it all over the code. */ | |
2342 screen_fill((int)Rows - 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
2343 | |
2344 /* Also clear the last char of the last but one line if it was not | |
2345 * cleared before to avoid a scroll-up. */ | |
2346 if (ScreenAttrs[LineOffset[Rows - 2] + Columns - 1] == (sattr_T)-1) | |
2347 screen_fill((int)Rows - 2, (int)Rows - 1, | |
2348 (int)Columns - 1, (int)Columns, ' ', ' ', 0); | |
2349 } | |
2350 } | |
2351 | |
2352 /* | |
539 | 2353 * Increment "msg_scrolled". |
2354 */ | |
2355 static void | |
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2356 inc_msg_scrolled(void) |
539 | 2357 { |
2358 #ifdef FEAT_EVAL | |
2359 if (*get_vim_var_str(VV_SCROLLSTART) == NUL) | |
2360 { | |
2361 char_u *p = sourcing_name; | |
2362 char_u *tofree = NULL; | |
2363 int len; | |
2364 | |
2365 /* v:scrollstart is empty, set it to the script/function name and line | |
2366 * number */ | |
2367 if (p == NULL) | |
2368 p = (char_u *)_("Unknown"); | |
2369 else | |
2370 { | |
835 | 2371 len = (int)STRLEN(p) + 40; |
539 | 2372 tofree = alloc(len); |
2373 if (tofree != NULL) | |
2374 { | |
2375 vim_snprintf((char *)tofree, len, _("%s line %ld"), | |
2376 p, (long)sourcing_lnum); | |
2377 p = tofree; | |
2378 } | |
2379 } | |
2380 set_vim_var_string(VV_SCROLLSTART, p, -1); | |
2381 vim_free(tofree); | |
2382 } | |
2383 #endif | |
2384 ++msg_scrolled; | |
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2385 if (must_redraw < VALID) |
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2386 must_redraw = VALID; |
539 | 2387 } |
2388 | |
2389 /* | |
446 | 2390 * To be able to scroll back at the "more" and "hit-enter" prompts we need to |
2391 * store the displayed text and remember where screen lines start. | |
2392 */ | |
2393 typedef struct msgchunk_S msgchunk_T; | |
2394 struct msgchunk_S | |
2395 { | |
2396 msgchunk_T *sb_next; | |
2397 msgchunk_T *sb_prev; | |
2398 char sb_eol; /* TRUE when line ends after this text */ | |
2399 int sb_msg_col; /* column in which text starts */ | |
2400 int sb_attr; /* text attributes */ | |
2401 char_u sb_text[1]; /* text to be displayed, actually longer */ | |
2402 }; | |
2403 | |
2404 static msgchunk_T *last_msgchunk = NULL; /* last displayed text */ | |
2405 | |
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2406 static msgchunk_T *msg_sb_start(msgchunk_T *mps); |
446 | 2407 |
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2408 typedef enum { |
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2409 SB_CLEAR_NONE = 0, |
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2410 SB_CLEAR_ALL, |
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2411 SB_CLEAR_CMDLINE_BUSY, |
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2412 SB_CLEAR_CMDLINE_DONE |
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2413 } sb_clear_T; |
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2414 |
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2415 /* When to clear text on next msg. */ |
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2416 static sb_clear_T do_clear_sb_text = SB_CLEAR_NONE; |
447 | 2417 |
446 | 2418 /* |
2419 * Store part of a printed message for displaying when scrolling back. | |
2420 */ | |
2421 static void | |
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2422 store_sb_text( |
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2423 char_u **sb_str, /* start of string */ |
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2424 char_u *s, /* just after string */ |
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2425 int attr, |
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2426 int *sb_col, |
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2427 int finish) /* line ends */ |
446 | 2428 { |
2429 msgchunk_T *mp; | |
2430 | |
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2431 if (do_clear_sb_text == SB_CLEAR_ALL |
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2432 || do_clear_sb_text == SB_CLEAR_CMDLINE_DONE) |
447 | 2433 { |
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2434 clear_sb_text(do_clear_sb_text == SB_CLEAR_ALL); |
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2435 do_clear_sb_text = SB_CLEAR_NONE; |
447 | 2436 } |
2437 | |
446 | 2438 if (s > *sb_str) |
2439 { | |
2440 mp = (msgchunk_T *)alloc((int)(sizeof(msgchunk_T) + (s - *sb_str))); | |
2441 if (mp != NULL) | |
2442 { | |
2443 mp->sb_eol = finish; | |
2444 mp->sb_msg_col = *sb_col; | |
2445 mp->sb_attr = attr; | |
2446 vim_strncpy(mp->sb_text, *sb_str, s - *sb_str); | |
2447 | |
2448 if (last_msgchunk == NULL) | |
2449 { | |
2450 last_msgchunk = mp; | |
2451 mp->sb_prev = NULL; | |
2452 } | |
2453 else | |
2454 { | |
2455 mp->sb_prev = last_msgchunk; | |
2456 last_msgchunk->sb_next = mp; | |
2457 last_msgchunk = mp; | |
2458 } | |
2459 mp->sb_next = NULL; | |
2460 } | |
2461 } | |
2462 else if (finish && last_msgchunk != NULL) | |
2463 last_msgchunk->sb_eol = TRUE; | |
2464 | |
2465 *sb_str = s; | |
2466 *sb_col = 0; | |
2467 } | |
2468 | |
2469 /* | |
447 | 2470 * Finished showing messages, clear the scroll-back text on the next message. |
2471 */ | |
2472 void | |
7827
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2473 may_clear_sb_text(void) |
447 | 2474 { |
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2475 do_clear_sb_text = SB_CLEAR_ALL; |
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2476 } |
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2477 |
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2478 /* |
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2479 * Starting to edit the command line, do not clear messages now. |
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2480 */ |
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2481 void |
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2482 sb_text_start_cmdline(void) |
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2483 { |
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2484 do_clear_sb_text = SB_CLEAR_CMDLINE_BUSY; |
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2485 msg_sb_eol(); |
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2486 } |
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2487 |
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2488 /* |
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2489 * Ending to edit the command line. Clear old lines but the last one later. |
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2490 */ |
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2491 void |
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2492 sb_text_end_cmdline(void) |
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2493 { |
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2494 do_clear_sb_text = SB_CLEAR_CMDLINE_DONE; |
447 | 2495 } |
2496 | |
2497 /* | |
446 | 2498 * Clear any text remembered for scrolling back. |
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2499 * When "all" is FALSE keep the last line. |
446 | 2500 * Called when redrawing the screen. |
2501 */ | |
2502 void | |
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2503 clear_sb_text(int all) |
446 | 2504 { |
2505 msgchunk_T *mp; | |
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2506 msgchunk_T **lastp; |
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2507 |
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2508 if (all) |
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2509 lastp = &last_msgchunk; |
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2510 else |
446 | 2511 { |
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2512 if (last_msgchunk == NULL) |
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2513 return; |
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2514 lastp = &last_msgchunk->sb_prev; |
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2515 } |
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2516 |
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2517 while (*lastp != NULL) |
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2518 { |
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2519 mp = (*lastp)->sb_prev; |
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2520 vim_free(*lastp); |
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2521 *lastp = mp; |
446 | 2522 } |
2523 } | |
2524 | |
2525 /* | |
447 | 2526 * "g<" command. |
2527 */ | |
2528 void | |
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2529 show_sb_text(void) |
447 | 2530 { |
2531 msgchunk_T *mp; | |
2532 | |
1342 | 2533 /* Only show something if there is more than one line, otherwise it looks |
447 | 2534 * weird, typing a command without output results in one line. */ |
2535 mp = msg_sb_start(last_msgchunk); | |
2536 if (mp == NULL || mp->sb_prev == NULL) | |
6949 | 2537 vim_beep(BO_MESS); |
447 | 2538 else |
2539 { | |
2540 do_more_prompt('G'); | |
2541 wait_return(FALSE); | |
2542 } | |
2543 } | |
2544 | |
2545 /* | |
446 | 2546 * Move to the start of screen line in already displayed text. |
2547 */ | |
2548 static msgchunk_T * | |
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2549 msg_sb_start(msgchunk_T *mps) |
446 | 2550 { |
2551 msgchunk_T *mp = mps; | |
2552 | |
2553 while (mp != NULL && mp->sb_prev != NULL && !mp->sb_prev->sb_eol) | |
2554 mp = mp->sb_prev; | |
2555 return mp; | |
2556 } | |
2557 | |
2558 /* | |
3435 | 2559 * Mark the last message chunk as finishing the line. |
2560 */ | |
2561 void | |
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2562 msg_sb_eol(void) |
3435 | 2563 { |
2564 if (last_msgchunk != NULL) | |
2565 last_msgchunk->sb_eol = TRUE; | |
2566 } | |
2567 | |
2568 /* | |
446 | 2569 * Display a screen line from previously displayed text at row "row". |
2570 * Returns a pointer to the text for the next line (can be NULL). | |
2571 */ | |
2572 static msgchunk_T * | |
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2573 disp_sb_line(int row, msgchunk_T *smp) |
446 | 2574 { |
2575 msgchunk_T *mp = smp; | |
2576 char_u *p; | |
2577 | |
2578 for (;;) | |
2579 { | |
2580 msg_row = row; | |
2581 msg_col = mp->sb_msg_col; | |
2582 p = mp->sb_text; | |
2583 if (*p == '\n') /* don't display the line break */ | |
2584 ++p; | |
2585 msg_puts_display(p, -1, mp->sb_attr, TRUE); | |
2586 if (mp->sb_eol || mp->sb_next == NULL) | |
2587 break; | |
2588 mp = mp->sb_next; | |
2589 } | |
2590 return mp->sb_next; | |
2591 } | |
2592 | |
2593 /* | |
7 | 2594 * Output any postponed text for msg_puts_attr_len(). |
2595 */ | |
2596 static void | |
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2597 t_puts( |
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2598 int *t_col, |
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2599 char_u *t_s, |
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2600 char_u *s, |
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2601 int attr) |
7 | 2602 { |
2603 /* output postponed text */ | |
2604 msg_didout = TRUE; /* remember that line is not empty */ | |
2605 screen_puts_len(t_s, (int)(s - t_s), msg_row, msg_col, attr); | |
446 | 2606 msg_col += *t_col; |
2607 *t_col = 0; | |
7 | 2608 #ifdef FEAT_MBYTE |
2609 /* If the string starts with a composing character don't increment the | |
2610 * column position for it. */ | |
2611 if (enc_utf8 && utf_iscomposing(utf_ptr2char(t_s))) | |
2612 --msg_col; | |
2613 #endif | |
2614 if (msg_col >= Columns) | |
2615 { | |
2616 msg_col = 0; | |
2617 ++msg_row; | |
2618 } | |
2619 } | |
2620 | |
2621 /* | |
2622 * Returns TRUE when messages should be printed with mch_errmsg(). | |
2623 * This is used when there is no valid screen, so we can see error messages. | |
2624 * If termcap is not active, we may be writing in an alternate console | |
2625 * window, cursor positioning may not work correctly (window size may be | |
2626 * different, e.g. for Win32 console) or we just don't know where the | |
2627 * cursor is. | |
2628 */ | |
2629 int | |
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2630 msg_use_printf(void) |
7 | 2631 { |
2632 return (!msg_check_screen() | |
2633 #if defined(WIN3264) && !defined(FEAT_GUI_MSWIN) | |
2634 || !termcap_active | |
2635 #endif | |
2636 || (swapping_screen() && !termcap_active) | |
2637 ); | |
2638 } | |
2639 | |
446 | 2640 /* |
2641 * Print a message when there is no valid screen. | |
2642 */ | |
2643 static void | |
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2644 msg_puts_printf(char_u *str, int maxlen) |
446 | 2645 { |
2646 char_u *s = str; | |
2647 char_u buf[4]; | |
2648 char_u *p; | |
2649 #ifdef WIN3264 | |
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2650 # if defined(FEAT_MBYTE) && !defined(FEAT_GUI_MSWIN) |
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2651 char_u *ccp = NULL; |
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2652 |
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2653 # endif |
446 | 2654 if (!(silent_mode && p_verbose == 0)) |
2655 mch_settmode(TMODE_COOK); /* handle '\r' and '\n' correctly */ | |
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2656 |
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2657 # if defined(FEAT_MBYTE) && !defined(FEAT_GUI_MSWIN) |
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2658 if (enc_codepage >= 0 && (int)GetConsoleCP() != enc_codepage) |
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2659 { |
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2660 int inlen = (int)STRLEN(str); |
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2661 int outlen; |
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2662 WCHAR *widestr = (WCHAR *)enc_to_utf16(str, &inlen); |
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2663 |
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2664 if (widestr != NULL) |
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2665 { |
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2666 WideCharToMultiByte_alloc(GetConsoleCP(), 0, widestr, inlen, |
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2667 (LPSTR *)&ccp, &outlen, 0, 0); |
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2668 vim_free(widestr); |
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2669 s = str = ccp; |
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2670 } |
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2671 } |
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2672 # endif |
446 | 2673 #endif |
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Christian Brabandt <cb@256bit.org>
parents:
10141
diff
changeset
|
2674 while ((maxlen < 0 || (int)(s - str) < maxlen) && *s != NUL) |
446 | 2675 { |
2676 if (!(silent_mode && p_verbose == 0)) | |
2677 { | |
2678 /* NL --> CR NL translation (for Unix, not for "--version") */ | |
2679 p = &buf[0]; | |
2680 if (*s == '\n' && !info_message) | |
2681 *p++ = '\r'; | |
12716
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patch 8.0.1236: Mac features are confusing
Christian Brabandt <cb@256bit.org>
parents:
12674
diff
changeset
|
2682 #if defined(USE_CR) |
446 | 2683 else |
2684 #endif | |
2685 *p++ = *s; | |
2686 *p = '\0'; | |
2687 if (info_message) /* informative message, not an error */ | |
2688 mch_msg((char *)buf); | |
2689 else | |
2690 mch_errmsg((char *)buf); | |
2691 } | |
2692 | |
2693 /* primitive way to compute the current column */ | |
2694 #ifdef FEAT_RIGHTLEFT | |
2695 if (cmdmsg_rl) | |
2696 { | |
2697 if (*s == '\r' || *s == '\n') | |
2698 msg_col = Columns - 1; | |
2699 else | |
2700 --msg_col; | |
2701 } | |
2702 else | |
2703 #endif | |
2704 { | |
2705 if (*s == '\r' || *s == '\n') | |
2706 msg_col = 0; | |
2707 else | |
2708 ++msg_col; | |
2709 } | |
2710 ++s; | |
2711 } | |
2712 msg_didout = TRUE; /* assume that line is not empty */ | |
2713 | |
2714 #ifdef WIN3264 | |
11941
351d94dc8375
patch 8.0.0850: MS-Windows: error message while starting up may be broken
Christian Brabandt <cb@256bit.org>
parents:
11937
diff
changeset
|
2715 # if defined(FEAT_MBYTE) && !defined(FEAT_GUI_MSWIN) |
351d94dc8375
patch 8.0.0850: MS-Windows: error message while starting up may be broken
Christian Brabandt <cb@256bit.org>
parents:
11937
diff
changeset
|
2716 vim_free(ccp); |
351d94dc8375
patch 8.0.0850: MS-Windows: error message while starting up may be broken
Christian Brabandt <cb@256bit.org>
parents:
11937
diff
changeset
|
2717 # endif |
446 | 2718 if (!(silent_mode && p_verbose == 0)) |
2719 mch_settmode(TMODE_RAW); | |
2720 #endif | |
2721 } | |
2722 | |
2723 /* | |
2724 * Show the more-prompt and handle the user response. | |
2725 * This takes care of scrolling back and displaying previously displayed text. | |
447 | 2726 * When at hit-enter prompt "typed_char" is the already typed character, |
2727 * otherwise it's NUL. | |
446 | 2728 * Returns TRUE when jumping ahead to "confirm_msg_tail". |
2729 */ | |
2730 static int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2731 do_more_prompt(int typed_char) |
446 | 2732 { |
8627
7c98c5d0298c
commit https://github.com/vim/vim/commit/bfb96c047b79b2aab5fd57a2472871508819f3ef
Christian Brabandt <cb@256bit.org>
parents:
8289
diff
changeset
|
2733 static int entered = FALSE; |
446 | 2734 int used_typed_char = typed_char; |
2735 int oldState = State; | |
2736 int c; | |
2737 #ifdef FEAT_CON_DIALOG | |
2738 int retval = FALSE; | |
2739 #endif | |
3263 | 2740 int toscroll; |
446 | 2741 msgchunk_T *mp_last = NULL; |
2742 msgchunk_T *mp; | |
2743 int i; | |
2744 | |
8627
7c98c5d0298c
commit https://github.com/vim/vim/commit/bfb96c047b79b2aab5fd57a2472871508819f3ef
Christian Brabandt <cb@256bit.org>
parents:
8289
diff
changeset
|
2745 /* We get called recursively when a timer callback outputs a message. In |
9185
70d3337ff173
commit https://github.com/vim/vim/commit/a0055ad3a789b8eeb0c983d8a18d4bcaeaf456b8
Christian Brabandt <cb@256bit.org>
parents:
8905
diff
changeset
|
2746 * that case don't show another prompt. Also when at the hit-Enter prompt |
70d3337ff173
commit https://github.com/vim/vim/commit/a0055ad3a789b8eeb0c983d8a18d4bcaeaf456b8
Christian Brabandt <cb@256bit.org>
parents:
8905
diff
changeset
|
2747 * and nothing was typed. */ |
70d3337ff173
commit https://github.com/vim/vim/commit/a0055ad3a789b8eeb0c983d8a18d4bcaeaf456b8
Christian Brabandt <cb@256bit.org>
parents:
8905
diff
changeset
|
2748 if (entered || (State == HITRETURN && typed_char == 0)) |
8627
7c98c5d0298c
commit https://github.com/vim/vim/commit/bfb96c047b79b2aab5fd57a2472871508819f3ef
Christian Brabandt <cb@256bit.org>
parents:
8289
diff
changeset
|
2749 return FALSE; |
7c98c5d0298c
commit https://github.com/vim/vim/commit/bfb96c047b79b2aab5fd57a2472871508819f3ef
Christian Brabandt <cb@256bit.org>
parents:
8289
diff
changeset
|
2750 entered = TRUE; |
7c98c5d0298c
commit https://github.com/vim/vim/commit/bfb96c047b79b2aab5fd57a2472871508819f3ef
Christian Brabandt <cb@256bit.org>
parents:
8289
diff
changeset
|
2751 |
447 | 2752 if (typed_char == 'G') |
2753 { | |
2754 /* "g<": Find first line on the last page. */ | |
2755 mp_last = msg_sb_start(last_msgchunk); | |
2756 for (i = 0; i < Rows - 2 && mp_last != NULL | |
2757 && mp_last->sb_prev != NULL; ++i) | |
2758 mp_last = msg_sb_start(mp_last->sb_prev); | |
2759 } | |
2760 | |
446 | 2761 State = ASKMORE; |
2762 #ifdef FEAT_MOUSE | |
2763 setmouse(); | |
2764 #endif | |
447 | 2765 if (typed_char == NUL) |
2766 msg_moremsg(FALSE); | |
446 | 2767 for (;;) |
2768 { | |
2769 /* | |
2770 * Get a typed character directly from the user. | |
2771 */ | |
2772 if (used_typed_char != NUL) | |
2773 { | |
2774 c = used_typed_char; /* was typed at hit-enter prompt */ | |
2775 used_typed_char = NUL; | |
2776 } | |
2777 else | |
2778 c = get_keystroke(); | |
2779 | |
2780 #if defined(FEAT_MENU) && defined(FEAT_GUI) | |
2781 if (c == K_MENU) | |
2782 { | |
2783 int idx = get_menu_index(current_menu, ASKMORE); | |
2784 | |
2785 /* Used a menu. If it starts with CTRL-Y, it must | |
2786 * be a "Copy" for the clipboard. Otherwise | |
2787 * assume that we end */ | |
2788 if (idx == MENU_INDEX_INVALID) | |
2789 continue; | |
2790 c = *current_menu->strings[idx]; | |
2791 if (c != NUL && current_menu->strings[idx][1] != NUL) | |
2792 ins_typebuf(current_menu->strings[idx] + 1, | |
2793 current_menu->noremap[idx], 0, TRUE, | |
2794 current_menu->silent[idx]); | |
2795 } | |
2796 #endif | |
2797 | |
3263 | 2798 toscroll = 0; |
446 | 2799 switch (c) |
2800 { | |
2801 case BS: /* scroll one line back */ | |
2802 case K_BS: | |
2803 case 'k': | |
2804 case K_UP: | |
3263 | 2805 toscroll = -1; |
446 | 2806 break; |
2807 | |
2808 case CAR: /* one extra line */ | |
2809 case NL: | |
2810 case 'j': | |
2811 case K_DOWN: | |
3263 | 2812 toscroll = 1; |
446 | 2813 break; |
2814 | |
2815 case 'u': /* Up half a page */ | |
3263 | 2816 toscroll = -(Rows / 2); |
446 | 2817 break; |
2818 | |
2819 case 'd': /* Down half a page */ | |
3263 | 2820 toscroll = Rows / 2; |
446 | 2821 break; |
2822 | |
2823 case 'b': /* one page back */ | |
1820 | 2824 case K_PAGEUP: |
3263 | 2825 toscroll = -(Rows - 1); |
446 | 2826 break; |
2827 | |
2828 case ' ': /* one extra page */ | |
1820 | 2829 case 'f': |
446 | 2830 case K_PAGEDOWN: |
2831 case K_LEFTMOUSE: | |
3263 | 2832 toscroll = Rows - 1; |
446 | 2833 break; |
2834 | |
447 | 2835 case 'g': /* all the way back to the start */ |
3263 | 2836 toscroll = -999999; |
447 | 2837 break; |
2838 | |
2839 case 'G': /* all the way to the end */ | |
3263 | 2840 toscroll = 999999; |
447 | 2841 lines_left = 999999; |
2842 break; | |
2843 | |
446 | 2844 case ':': /* start new command line */ |
2845 #ifdef FEAT_CON_DIALOG | |
2846 if (!confirm_msg_used) | |
2847 #endif | |
2848 { | |
2849 /* Since got_int is set all typeahead will be flushed, but we | |
2850 * want to keep this ':', remember that in a special way. */ | |
2851 typeahead_noflush(':'); | |
14129
cb731d098241
patch 8.1.0082: in terminal window, typing : at more prompt, inserts ':'
Christian Brabandt <cb@256bit.org>
parents:
14004
diff
changeset
|
2852 #ifdef FEAT_TERMINAL |
cb731d098241
patch 8.1.0082: in terminal window, typing : at more prompt, inserts ':'
Christian Brabandt <cb@256bit.org>
parents:
14004
diff
changeset
|
2853 skip_term_loop = TRUE; |
cb731d098241
patch 8.1.0082: in terminal window, typing : at more prompt, inserts ':'
Christian Brabandt <cb@256bit.org>
parents:
14004
diff
changeset
|
2854 #endif |
446 | 2855 cmdline_row = Rows - 1; /* put ':' on this line */ |
2856 skip_redraw = TRUE; /* skip redraw once */ | |
2857 need_wait_return = FALSE; /* don't wait in main() */ | |
2858 } | |
12674
e769c912fcd9
patch 8.0.1215: newer gcc warns for implicit fallthrough
Christian Brabandt <cb@256bit.org>
parents:
12375
diff
changeset
|
2859 /* FALLTHROUGH */ |
446 | 2860 case 'q': /* quit */ |
2861 case Ctrl_C: | |
2862 case ESC: | |
2863 #ifdef FEAT_CON_DIALOG | |
2864 if (confirm_msg_used) | |
2865 { | |
2866 /* Jump to the choices of the dialog. */ | |
2867 retval = TRUE; | |
2868 } | |
2869 else | |
2870 #endif | |
2871 { | |
2872 got_int = TRUE; | |
2873 quit_more = TRUE; | |
2874 } | |
1829 | 2875 /* When there is some more output (wrapping line) display that |
2876 * without another prompt. */ | |
2877 lines_left = Rows - 1; | |
446 | 2878 break; |
2879 | |
2880 #ifdef FEAT_CLIPBOARD | |
2881 case Ctrl_Y: | |
2882 /* Strange way to allow copying (yanking) a modeless | |
2883 * selection at the more prompt. Use CTRL-Y, | |
2884 * because the same is used in Cmdline-mode and at the | |
2885 * hit-enter prompt. However, scrolling one line up | |
2886 * might be expected... */ | |
2887 if (clip_star.state == SELECT_DONE) | |
2888 clip_copy_modeless_selection(TRUE); | |
2889 continue; | |
2890 #endif | |
2891 default: /* no valid response */ | |
2892 msg_moremsg(TRUE); | |
2893 continue; | |
2894 } | |
2895 | |
3263 | 2896 if (toscroll != 0) |
446 | 2897 { |
3263 | 2898 if (toscroll < 0) |
446 | 2899 { |
2900 /* go to start of last line */ | |
2901 if (mp_last == NULL) | |
2902 mp = msg_sb_start(last_msgchunk); | |
2903 else if (mp_last->sb_prev != NULL) | |
2904 mp = msg_sb_start(mp_last->sb_prev); | |
2905 else | |
2906 mp = NULL; | |
2907 | |
2908 /* go to start of line at top of the screen */ | |
2909 for (i = 0; i < Rows - 2 && mp != NULL && mp->sb_prev != NULL; | |
2910 ++i) | |
2911 mp = msg_sb_start(mp->sb_prev); | |
2912 | |
2913 if (mp != NULL && mp->sb_prev != NULL) | |
2914 { | |
2915 /* Find line to be displayed at top. */ | |
3263 | 2916 for (i = 0; i > toscroll; --i) |
446 | 2917 { |
2918 if (mp == NULL || mp->sb_prev == NULL) | |
2919 break; | |
2920 mp = msg_sb_start(mp->sb_prev); | |
2921 if (mp_last == NULL) | |
2922 mp_last = msg_sb_start(last_msgchunk); | |
2923 else | |
2924 mp_last = msg_sb_start(mp_last->sb_prev); | |
2925 } | |
2926 | |
3263 | 2927 if (toscroll == -1 && screen_ins_lines(0, 0, 1, |
12152
69af108df70e
patch 8.0.0956: scrolling in a terminal window has flicker
Christian Brabandt <cb@256bit.org>
parents:
12015
diff
changeset
|
2928 (int)Rows, 0, NULL) == OK) |
446 | 2929 { |
447 | 2930 /* display line at top */ |
446 | 2931 (void)disp_sb_line(0, mp); |
2932 } | |
2933 else | |
2934 { | |
447 | 2935 /* redisplay all lines */ |
446 | 2936 screenclear(); |
870 | 2937 for (i = 0; mp != NULL && i < Rows - 1; ++i) |
2938 { | |
446 | 2939 mp = disp_sb_line(i, mp); |
870 | 2940 ++msg_scrolled; |
2941 } | |
446 | 2942 } |
3263 | 2943 toscroll = 0; |
446 | 2944 } |
2945 } | |
2946 else | |
2947 { | |
2948 /* First display any text that we scrolled back. */ | |
3263 | 2949 while (toscroll > 0 && mp_last != NULL) |
446 | 2950 { |
2951 /* scroll up, display line at bottom */ | |
2952 msg_scroll_up(); | |
539 | 2953 inc_msg_scrolled(); |
446 | 2954 screen_fill((int)Rows - 2, (int)Rows - 1, 0, |
2955 (int)Columns, ' ', ' ', 0); | |
2956 mp_last = disp_sb_line((int)Rows - 2, mp_last); | |
3263 | 2957 --toscroll; |
446 | 2958 } |
2959 } | |
2960 | |
3263 | 2961 if (toscroll <= 0) |
446 | 2962 { |
2963 /* displayed the requested text, more prompt again */ | |
447 | 2964 screen_fill((int)Rows - 1, (int)Rows, 0, |
2965 (int)Columns, ' ', ' ', 0); | |
446 | 2966 msg_moremsg(FALSE); |
2967 continue; | |
2968 } | |
2969 | |
2970 /* display more text, return to caller */ | |
3263 | 2971 lines_left = toscroll; |
446 | 2972 } |
2973 | |
2974 break; | |
2975 } | |
2976 | |
2977 /* clear the --more-- message */ | |
2978 screen_fill((int)Rows - 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
2979 State = oldState; | |
2980 #ifdef FEAT_MOUSE | |
2981 setmouse(); | |
2982 #endif | |
2983 if (quit_more) | |
2984 { | |
2985 msg_row = Rows - 1; | |
2986 msg_col = 0; | |
2987 } | |
2988 #ifdef FEAT_RIGHTLEFT | |
2989 else if (cmdmsg_rl) | |
2990 msg_col = Columns - 1; | |
2991 #endif | |
2992 | |
8627
7c98c5d0298c
commit https://github.com/vim/vim/commit/bfb96c047b79b2aab5fd57a2472871508819f3ef
Christian Brabandt <cb@256bit.org>
parents:
8289
diff
changeset
|
2993 entered = FALSE; |
446 | 2994 #ifdef FEAT_CON_DIALOG |
2995 return retval; | |
2996 #else | |
2997 return FALSE; | |
2998 #endif | |
2999 } | |
3000 | |
7 | 3001 #if defined(USE_MCH_ERRMSG) || defined(PROTO) |
3002 | |
3003 #ifdef mch_errmsg | |
3004 # undef mch_errmsg | |
3005 #endif | |
3006 #ifdef mch_msg | |
3007 # undef mch_msg | |
3008 #endif | |
3009 | |
3010 /* | |
3011 * Give an error message. To be used when the screen hasn't been initialized | |
3012 * yet. When stderr can't be used, collect error messages until the GUI has | |
3013 * started and they can be displayed in a message box. | |
3014 */ | |
3015 void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3016 mch_errmsg(char *str) |
7 | 3017 { |
3018 int len; | |
3019 | |
3020 #if (defined(UNIX) || defined(FEAT_GUI)) && !defined(ALWAYS_USE_GUI) | |
3021 /* On Unix use stderr if it's a tty. | |
3022 * When not going to start the GUI also use stderr. | |
3023 * On Mac, when started from Finder, stderr is the console. */ | |
3024 if ( | |
3025 # ifdef UNIX | |
12716
351cf7c67bbe
patch 8.0.1236: Mac features are confusing
Christian Brabandt <cb@256bit.org>
parents:
12674
diff
changeset
|
3026 # ifdef MACOS_X |
7 | 3027 (isatty(2) && strcmp("/dev/console", ttyname(2)) != 0) |
3028 # else | |
3029 isatty(2) | |
3030 # endif | |
3031 # ifdef FEAT_GUI | |
3032 || | |
3033 # endif | |
3034 # endif | |
3035 # ifdef FEAT_GUI | |
3036 !(gui.in_use || gui.starting) | |
3037 # endif | |
3038 ) | |
3039 { | |
3040 fprintf(stderr, "%s", str); | |
3041 return; | |
3042 } | |
3043 #endif | |
3044 | |
3045 /* avoid a delay for a message that isn't there */ | |
3046 emsg_on_display = FALSE; | |
3047 | |
3048 len = (int)STRLEN(str) + 1; | |
3049 if (error_ga.ga_growsize == 0) | |
3050 { | |
3051 error_ga.ga_growsize = 80; | |
3052 error_ga.ga_itemsize = 1; | |
3053 } | |
3054 if (ga_grow(&error_ga, len) == OK) | |
3055 { | |
3056 mch_memmove((char_u *)error_ga.ga_data + error_ga.ga_len, | |
3057 (char_u *)str, len); | |
3058 #ifdef UNIX | |
3059 /* remove CR characters, they are displayed */ | |
3060 { | |
3061 char_u *p; | |
3062 | |
3063 p = (char_u *)error_ga.ga_data + error_ga.ga_len; | |
3064 for (;;) | |
3065 { | |
3066 p = vim_strchr(p, '\r'); | |
3067 if (p == NULL) | |
3068 break; | |
3069 *p = ' '; | |
3070 } | |
3071 } | |
3072 #endif | |
3073 --len; /* don't count the NUL at the end */ | |
3074 error_ga.ga_len += len; | |
3075 } | |
3076 } | |
3077 | |
3078 /* | |
3079 * Give a message. To be used when the screen hasn't been initialized yet. | |
3080 * When there is no tty, collect messages until the GUI has started and they | |
3081 * can be displayed in a message box. | |
3082 */ | |
3083 void | |
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41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3084 mch_msg(char *str) |
7 | 3085 { |
3086 #if (defined(UNIX) || defined(FEAT_GUI)) && !defined(ALWAYS_USE_GUI) | |
3087 /* On Unix use stdout if we have a tty. This allows "vim -h | more" and | |
3088 * uses mch_errmsg() when started from the desktop. | |
3089 * When not going to start the GUI also use stdout. | |
3090 * On Mac, when started from Finder, stderr is the console. */ | |
3091 if ( | |
3092 # ifdef UNIX | |
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patch 8.0.1236: Mac features are confusing
Christian Brabandt <cb@256bit.org>
parents:
12674
diff
changeset
|
3093 # ifdef MACOS_X |
7 | 3094 (isatty(2) && strcmp("/dev/console", ttyname(2)) != 0) |
3095 # else | |
3096 isatty(2) | |
3097 # endif | |
3098 # ifdef FEAT_GUI | |
3099 || | |
3100 # endif | |
3101 # endif | |
3102 # ifdef FEAT_GUI | |
3103 !(gui.in_use || gui.starting) | |
3104 # endif | |
3105 ) | |
3106 { | |
3107 printf("%s", str); | |
3108 return; | |
3109 } | |
3110 # endif | |
3111 mch_errmsg(str); | |
3112 } | |
3113 #endif /* USE_MCH_ERRMSG */ | |
3114 | |
3115 /* | |
3116 * Put a character on the screen at the current message position and advance | |
3117 * to the next position. Only for printable ASCII! | |
3118 */ | |
3119 static void | |
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41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3120 msg_screen_putchar(int c, int attr) |
7 | 3121 { |
3122 msg_didout = TRUE; /* remember that line is not empty */ | |
3123 screen_putchar(c, msg_row, msg_col, attr); | |
3124 #ifdef FEAT_RIGHTLEFT | |
3125 if (cmdmsg_rl) | |
3126 { | |
3127 if (--msg_col == 0) | |
3128 { | |
3129 msg_col = Columns; | |
3130 ++msg_row; | |
3131 } | |
3132 } | |
3133 else | |
3134 #endif | |
3135 { | |
3136 if (++msg_col >= Columns) | |
3137 { | |
3138 msg_col = 0; | |
3139 ++msg_row; | |
3140 } | |
3141 } | |
3142 } | |
3143 | |
3144 void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3145 msg_moremsg(int full) |
7 | 3146 { |
446 | 3147 int attr; |
3148 char_u *s = (char_u *)_("-- More --"); | |
7 | 3149 |
11158
501f46f7644c
patch 8.0.0466: still macros that should be all-caps
Christian Brabandt <cb@256bit.org>
parents:
11129
diff
changeset
|
3150 attr = HL_ATTR(HLF_M); |
446 | 3151 screen_puts(s, (int)Rows - 1, 0, attr); |
7 | 3152 if (full) |
446 | 3153 screen_puts((char_u *) |
3154 _(" SPACE/d/j: screen/page/line down, b/u/k: up, q: quit "), | |
3155 (int)Rows - 1, vim_strsize(s), attr); | |
7 | 3156 } |
3157 | |
3158 /* | |
3159 * Repeat the message for the current mode: ASKMORE, EXTERNCMD, CONFIRM or | |
3160 * exmode_active. | |
3161 */ | |
3162 void | |
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parents:
7803
diff
changeset
|
3163 repeat_message(void) |
7 | 3164 { |
3165 if (State == ASKMORE) | |
3166 { | |
3167 msg_moremsg(TRUE); /* display --more-- message again */ | |
3168 msg_row = Rows - 1; | |
3169 } | |
3170 #ifdef FEAT_CON_DIALOG | |
3171 else if (State == CONFIRM) | |
3172 { | |
3173 display_confirm_msg(); /* display ":confirm" message again */ | |
3174 msg_row = Rows - 1; | |
3175 } | |
3176 #endif | |
3177 else if (State == EXTERNCMD) | |
3178 { | |
3179 windgoto(msg_row, msg_col); /* put cursor back */ | |
3180 } | |
3181 else if (State == HITRETURN || State == SETWSIZE) | |
3182 { | |
1445 | 3183 if (msg_row == Rows - 1) |
3184 { | |
3185 /* Avoid drawing the "hit-enter" prompt below the previous one, | |
3186 * overwrite it. Esp. useful when regaining focus and a | |
3187 * FocusGained autocmd exists but didn't draw anything. */ | |
3188 msg_didout = FALSE; | |
3189 msg_col = 0; | |
3190 msg_clr_eos(); | |
3191 } | |
7 | 3192 hit_return_msg(); |
3193 msg_row = Rows - 1; | |
3194 } | |
3195 } | |
3196 | |
3197 /* | |
3198 * msg_check_screen - check if the screen is initialized. | |
3199 * Also check msg_row and msg_col, if they are too big it may cause a crash. | |
3200 * While starting the GUI the terminal codes will be set for the GUI, but the | |
3201 * output goes to the terminal. Don't use the terminal codes then. | |
3202 */ | |
3203 static int | |
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parents:
7803
diff
changeset
|
3204 msg_check_screen(void) |
7 | 3205 { |
3206 if (!full_screen || !screen_valid(FALSE)) | |
3207 return FALSE; | |
3208 | |
3209 if (msg_row >= Rows) | |
3210 msg_row = Rows - 1; | |
3211 if (msg_col >= Columns) | |
3212 msg_col = Columns - 1; | |
3213 return TRUE; | |
3214 } | |
3215 | |
3216 /* | |
3217 * Clear from current message position to end of screen. | |
3218 * Skip this when ":silent" was used, no need to clear for redirection. | |
3219 */ | |
3220 void | |
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diff
changeset
|
3221 msg_clr_eos(void) |
7 | 3222 { |
3223 if (msg_silent == 0) | |
3224 msg_clr_eos_force(); | |
3225 } | |
3226 | |
3227 /* | |
3228 * Clear from current message position to end of screen. | |
3229 * Note: msg_col is not updated, so we remember the end of the message | |
3230 * for msg_check(). | |
3231 */ | |
3232 void | |
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diff
changeset
|
3233 msg_clr_eos_force(void) |
7 | 3234 { |
3235 if (msg_use_printf()) | |
3236 { | |
3237 if (full_screen) /* only when termcap codes are valid */ | |
3238 { | |
3239 if (*T_CD) | |
3240 out_str(T_CD); /* clear to end of display */ | |
3241 else if (*T_CE) | |
3242 out_str(T_CE); /* clear to end of line */ | |
3243 } | |
3244 } | |
3245 else | |
3246 { | |
3247 #ifdef FEAT_RIGHTLEFT | |
3248 if (cmdmsg_rl) | |
3249 { | |
3250 screen_fill(msg_row, msg_row + 1, 0, msg_col + 1, ' ', ' ', 0); | |
3251 screen_fill(msg_row + 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
3252 } | |
3253 else | |
3254 #endif | |
3255 { | |
3256 screen_fill(msg_row, msg_row + 1, msg_col, (int)Columns, | |
3257 ' ', ' ', 0); | |
3258 screen_fill(msg_row + 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
3259 } | |
3260 } | |
3261 } | |
3262 | |
3263 /* | |
3264 * Clear the command line. | |
3265 */ | |
3266 void | |
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diff
changeset
|
3267 msg_clr_cmdline(void) |
7 | 3268 { |
3269 msg_row = cmdline_row; | |
3270 msg_col = 0; | |
3271 msg_clr_eos_force(); | |
3272 } | |
3273 | |
3274 /* | |
3275 * end putting a message on the screen | |
3276 * call wait_return if the message does not fit in the available space | |
3277 * return TRUE if wait_return not called. | |
3278 */ | |
3279 int | |
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changeset
|
3280 msg_end(void) |
7 | 3281 { |
3282 /* | |
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changeset
|
3283 * If the string is larger than the window, |
7 | 3284 * or the ruler option is set and we run into it, |
3285 * we have to redraw the window. | |
3286 * Do not do this if we are abandoning the file or editing the command line. | |
3287 */ | |
3288 if (!exiting && need_wait_return && !(State & CMDLINE)) | |
3289 { | |
3290 wait_return(FALSE); | |
3291 return FALSE; | |
3292 } | |
3293 out_flush(); | |
3294 return TRUE; | |
3295 } | |
3296 | |
3297 /* | |
3298 * If the written message runs into the shown command or ruler, we have to | |
3299 * wait for hit-return and redraw the window later. | |
3300 */ | |
3301 void | |
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diff
changeset
|
3302 msg_check(void) |
7 | 3303 { |
3304 if (msg_row == Rows - 1 && msg_col >= sc_col) | |
3305 { | |
3306 need_wait_return = TRUE; | |
3307 redraw_cmdline = TRUE; | |
3308 } | |
3309 } | |
3310 | |
3311 /* | |
3312 * May write a string to the redirection file. | |
3313 * When "maxlen" is -1 write the whole string, otherwise up to "maxlen" bytes. | |
3314 */ | |
3315 static void | |
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diff
changeset
|
3316 redir_write(char_u *str, int maxlen) |
7 | 3317 { |
3318 char_u *s = str; | |
3319 static int cur_col = 0; | |
3320 | |
291 | 3321 /* Don't do anything for displaying prompts and the like. */ |
3322 if (redir_off) | |
3323 return; | |
3324 | |
3072 | 3325 /* If 'verbosefile' is set prepare for writing in that file. */ |
3326 if (*p_vfile != NUL && verbose_fd == NULL) | |
3327 verbose_open(); | |
291 | 3328 |
1854 | 3329 if (redirecting()) |
7 | 3330 { |
3331 /* If the string doesn't start with CR or NL, go to msg_col */ | |
3332 if (*s != '\n' && *s != '\r') | |
3333 { | |
3334 while (cur_col < msg_col) | |
3335 { | |
3336 #ifdef FEAT_EVAL | |
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diff
changeset
|
3337 if (redir_execute) |
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|
3338 execute_redir_str((char_u *)" ", -1); |
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diff
changeset
|
3339 else if (redir_reg) |
7 | 3340 write_reg_contents(redir_reg, (char_u *)" ", -1, TRUE); |
167 | 3341 else if (redir_vname) |
3342 var_redir_str((char_u *)" ", -1); | |
3072 | 3343 else |
7 | 3344 #endif |
3072 | 3345 if (redir_fd != NULL) |
7 | 3346 fputs(" ", redir_fd); |
3072 | 3347 if (verbose_fd != NULL) |
3348 fputs(" ", verbose_fd); | |
7 | 3349 ++cur_col; |
3350 } | |
3351 } | |
3352 | |
3353 #ifdef FEAT_EVAL | |
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diff
changeset
|
3354 if (redir_execute) |
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3355 execute_redir_str(s, maxlen); |
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diff
changeset
|
3356 else if (redir_reg) |
7 | 3357 write_reg_contents(redir_reg, s, maxlen, TRUE); |
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diff
changeset
|
3358 else if (redir_vname) |
167 | 3359 var_redir_str(s, maxlen); |
7 | 3360 #endif |
3361 | |
3072 | 3362 /* Write and adjust the current column. */ |
7 | 3363 while (*s != NUL && (maxlen < 0 || (int)(s - str) < maxlen)) |
3364 { | |
3365 #ifdef FEAT_EVAL | |
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diff
changeset
|
3366 if (!redir_reg && !redir_vname && !redir_execute) |
7 | 3367 #endif |
3072 | 3368 if (redir_fd != NULL) |
3369 putc(*s, redir_fd); | |
3370 if (verbose_fd != NULL) | |
3371 putc(*s, verbose_fd); | |
7 | 3372 if (*s == '\r' || *s == '\n') |
3373 cur_col = 0; | |
3374 else if (*s == '\t') | |
3375 cur_col += (8 - cur_col % 8); | |
3376 else | |
3377 ++cur_col; | |
3378 ++s; | |
3379 } | |
3380 | |
3381 if (msg_silent != 0) /* should update msg_col */ | |
3382 msg_col = cur_col; | |
3383 } | |
3384 } | |
3385 | |
1854 | 3386 int |
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diff
changeset
|
3387 redirecting(void) |
1854 | 3388 { |
3072 | 3389 return redir_fd != NULL || *p_vfile != NUL |
1854 | 3390 #ifdef FEAT_EVAL |
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diff
changeset
|
3391 || redir_reg || redir_vname || redir_execute |
1854 | 3392 #endif |
3393 ; | |
3394 } | |
3395 | |
7 | 3396 /* |
1189 | 3397 * Before giving verbose message. |
291 | 3398 * Must always be called paired with verbose_leave()! |
3399 */ | |
3400 void | |
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changeset
|
3401 verbose_enter(void) |
291 | 3402 { |
3403 if (*p_vfile != NUL) | |
3404 ++msg_silent; | |
3405 } | |
3406 | |
3407 /* | |
3408 * After giving verbose message. | |
3409 * Must always be called paired with verbose_enter()! | |
3410 */ | |
3411 void | |
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diff
changeset
|
3412 verbose_leave(void) |
291 | 3413 { |
3414 if (*p_vfile != NUL) | |
3415 if (--msg_silent < 0) | |
3416 msg_silent = 0; | |
3417 } | |
3418 | |
3419 /* | |
3420 * Like verbose_enter() and set msg_scroll when displaying the message. | |
3421 */ | |
3422 void | |
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diff
changeset
|
3423 verbose_enter_scroll(void) |
291 | 3424 { |
3425 if (*p_vfile != NUL) | |
3426 ++msg_silent; | |
3427 else | |
3428 /* always scroll up, don't overwrite */ | |
3429 msg_scroll = TRUE; | |
3430 } | |
3431 | |
3432 /* | |
3433 * Like verbose_leave() and set cmdline_row when displaying the message. | |
3434 */ | |
3435 void | |
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diff
changeset
|
3436 verbose_leave_scroll(void) |
291 | 3437 { |
3438 if (*p_vfile != NUL) | |
3439 { | |
3440 if (--msg_silent < 0) | |
3441 msg_silent = 0; | |
3442 } | |
3443 else | |
3444 cmdline_row = msg_row; | |
3445 } | |
3446 | |
3447 /* | |
3448 * Called when 'verbosefile' is set: stop writing to the file. | |
3449 */ | |
3450 void | |
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diff
changeset
|
3451 verbose_stop(void) |
291 | 3452 { |
3453 if (verbose_fd != NULL) | |
3454 { | |
3455 fclose(verbose_fd); | |
3456 verbose_fd = NULL; | |
3457 } | |
3458 verbose_did_open = FALSE; | |
3459 } | |
3460 | |
3461 /* | |
3462 * Open the file 'verbosefile'. | |
3463 * Return FAIL or OK. | |
3464 */ | |
3465 int | |
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changeset
|
3466 verbose_open(void) |
291 | 3467 { |
3468 if (verbose_fd == NULL && !verbose_did_open) | |
3469 { | |
3470 /* Only give the error message once. */ | |
3471 verbose_did_open = TRUE; | |
3472 | |
531 | 3473 verbose_fd = mch_fopen((char *)p_vfile, "a"); |
291 | 3474 if (verbose_fd == NULL) |
3475 { | |
3476 EMSG2(_(e_notopen), p_vfile); | |
3477 return FAIL; | |
3478 } | |
3479 } | |
3480 return OK; | |
3481 } | |
3482 | |
3483 /* | |
7 | 3484 * Give a warning message (for searching). |
3485 * Use 'w' highlighting and may repeat the message after redrawing | |
3486 */ | |
3487 void | |
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diff
changeset
|
3488 give_warning(char_u *message, int hl) |
7 | 3489 { |
3490 /* Don't do this for ":silent". */ | |
3491 if (msg_silent != 0) | |
3492 return; | |
3493 | |
3494 /* Don't want a hit-enter prompt here. */ | |
3495 ++no_wait_return; | |
8 | 3496 |
7 | 3497 #ifdef FEAT_EVAL |
3498 set_vim_var_string(VV_WARNINGMSG, message, -1); | |
3499 #endif | |
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changeset
|
3500 VIM_CLEAR(keep_msg); |
7 | 3501 if (hl) |
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changeset
|
3502 keep_msg_attr = HL_ATTR(HLF_W); |
7 | 3503 else |
3504 keep_msg_attr = 0; | |
3505 if (msg_attr(message, keep_msg_attr) && msg_scrolled == 0) | |
678 | 3506 set_keep_msg(message, keep_msg_attr); |
7 | 3507 msg_didout = FALSE; /* overwrite this message */ |
3508 msg_nowait = TRUE; /* don't wait for this message */ | |
3509 msg_col = 0; | |
8 | 3510 |
7 | 3511 --no_wait_return; |
3512 } | |
3513 | |
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|
3514 void |
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changeset
|
3515 give_warning2(char_u *message, char_u *a1, int hl) |
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3516 { |
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|
3517 vim_snprintf((char *)IObuff, IOSIZE, (char *)message, a1); |
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|
3518 give_warning(IObuff, hl); |
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3519 } |
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3520 |
7 | 3521 /* |
3522 * Advance msg cursor to column "col". | |
3523 */ | |
3524 void | |
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diff
changeset
|
3525 msg_advance(int col) |
7 | 3526 { |
3527 if (msg_silent != 0) /* nothing to advance to */ | |
3528 { | |
3529 msg_col = col; /* for redirection, may fill it up later */ | |
3530 return; | |
3531 } | |
3532 if (col >= Columns) /* not enough room */ | |
3533 col = Columns - 1; | |
474 | 3534 #ifdef FEAT_RIGHTLEFT |
3535 if (cmdmsg_rl) | |
3536 while (msg_col > Columns - col) | |
3537 msg_putchar(' '); | |
3538 else | |
3539 #endif | |
3540 while (msg_col < col) | |
3541 msg_putchar(' '); | |
7 | 3542 } |
3543 | |
3544 #if defined(FEAT_CON_DIALOG) || defined(PROTO) | |
3545 /* | |
3546 * Used for "confirm()" function, and the :confirm command prefix. | |
3547 * Versions which haven't got flexible dialogs yet, and console | |
3548 * versions, get this generic handler which uses the command line. | |
3549 * | |
3550 * type = one of: | |
3551 * VIM_QUESTION, VIM_INFO, VIM_WARNING, VIM_ERROR or VIM_GENERIC | |
3552 * title = title string (can be NULL for default) | |
3553 * (neither used in console dialogs at the moment) | |
3554 * | |
3555 * Format of the "buttons" string: | |
3556 * "Button1Name\nButton2Name\nButton3Name" | |
3557 * The first button should normally be the default/accept | |
3558 * The second button should be the 'Cancel' button | |
3559 * Other buttons- use your imagination! | |
3560 * A '&' in a button name becomes a shortcut, so each '&' should be before a | |
3561 * different letter. | |
3562 */ | |
3563 int | |
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changeset
|
3564 do_dialog( |
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changeset
|
3565 int type UNUSED, |
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|
3566 char_u *title UNUSED, |
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|
3567 char_u *message, |
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3568 char_u *buttons, |
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changeset
|
3569 int dfltbutton, |
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parents:
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3570 char_u *textfield UNUSED, /* IObuff for inputdialog(), NULL |
1883 | 3571 otherwise */ |
7827
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changeset
|
3572 int ex_cmd) /* when TRUE pressing : accepts default and starts |
2684 | 3573 Ex command */ |
7 | 3574 { |
3575 int oldState; | |
3576 int retval = 0; | |
3577 char_u *hotkeys; | |
3578 int c; | |
3579 int i; | |
3580 | |
3581 #ifndef NO_CONSOLE | |
3582 /* Don't output anything in silent mode ("ex -s") */ | |
3583 if (silent_mode) | |
3584 return dfltbutton; /* return default option */ | |
3585 #endif | |
3586 | |
3587 #ifdef FEAT_GUI_DIALOG | |
3588 /* When GUI is running and 'c' not in 'guioptions', use the GUI dialog */ | |
3589 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL) | |
3590 { | |
3591 c = gui_mch_dialog(type, title, message, buttons, dfltbutton, | |
2684 | 3592 textfield, ex_cmd); |
1809 | 3593 /* avoid a hit-enter prompt without clearing the cmdline */ |
3594 need_wait_return = FALSE; | |
3595 emsg_on_display = FALSE; | |
3596 cmdline_row = msg_row; | |
7 | 3597 |
3598 /* Flush output to avoid that further messages and redrawing is done | |
3599 * in the wrong order. */ | |
3600 out_flush(); | |
3601 gui_mch_update(); | |
3602 | |
3603 return c; | |
3604 } | |
3605 #endif | |
3606 | |
3607 oldState = State; | |
3608 State = CONFIRM; | |
3609 #ifdef FEAT_MOUSE | |
3610 setmouse(); | |
3611 #endif | |
3612 | |
3613 /* | |
3614 * Since we wait for a keypress, don't make the | |
3615 * user press RETURN as well afterwards. | |
3616 */ | |
3617 ++no_wait_return; | |
3618 hotkeys = msg_show_console_dialog(message, buttons, dfltbutton); | |
3619 | |
3620 if (hotkeys != NULL) | |
3621 { | |
3622 for (;;) | |
3623 { | |
3624 /* Get a typed character directly from the user. */ | |
3625 c = get_keystroke(); | |
3626 switch (c) | |
3627 { | |
3628 case CAR: /* User accepts default option */ | |
3629 case NL: | |
3630 retval = dfltbutton; | |
3631 break; | |
3632 case Ctrl_C: /* User aborts/cancels */ | |
3633 case ESC: | |
3634 retval = 0; | |
3635 break; | |
3636 default: /* Could be a hotkey? */ | |
3637 if (c < 0) /* special keys are ignored here */ | |
3638 continue; | |
2684 | 3639 if (c == ':' && ex_cmd) |
3640 { | |
3641 retval = dfltbutton; | |
3642 ins_char_typebuf(':'); | |
3643 break; | |
3644 } | |
3645 | |
7 | 3646 /* Make the character lowercase, as chars in "hotkeys" are. */ |
3647 c = MB_TOLOWER(c); | |
3648 retval = 1; | |
3649 for (i = 0; hotkeys[i]; ++i) | |
3650 { | |
3651 #ifdef FEAT_MBYTE | |
3652 if (has_mbyte) | |
3653 { | |
3654 if ((*mb_ptr2char)(hotkeys + i) == c) | |
3655 break; | |
474 | 3656 i += (*mb_ptr2len)(hotkeys + i) - 1; |
7 | 3657 } |
3658 else | |
3659 #endif | |
3660 if (hotkeys[i] == c) | |
3661 break; | |
3662 ++retval; | |
3663 } | |
3664 if (hotkeys[i]) | |
3665 break; | |
3666 /* No hotkey match, so keep waiting */ | |
3667 continue; | |
3668 } | |
3669 break; | |
3670 } | |
3671 | |
3672 vim_free(hotkeys); | |
3673 } | |
3674 | |
3675 State = oldState; | |
3676 #ifdef FEAT_MOUSE | |
3677 setmouse(); | |
3678 #endif | |
3679 --no_wait_return; | |
3680 msg_end_prompt(); | |
3681 | |
3682 return retval; | |
3683 } | |
3684 | |
3685 /* | |
3686 * Copy one character from "*from" to "*to", taking care of multi-byte | |
3687 * characters. Return the length of the character in bytes. | |
3688 */ | |
3689 static int | |
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3690 copy_char( |
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3691 char_u *from, |
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3692 char_u *to, |
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changeset
|
3693 int lowercase) /* make character lower case */ |
7 | 3694 { |
3695 #ifdef FEAT_MBYTE | |
3696 int len; | |
3697 int c; | |
3698 | |
3699 if (has_mbyte) | |
3700 { | |
3701 if (lowercase) | |
3702 { | |
3703 c = MB_TOLOWER((*mb_ptr2char)(from)); | |
3704 return (*mb_char2bytes)(c, to); | |
3705 } | |
3706 else | |
3707 { | |
474 | 3708 len = (*mb_ptr2len)(from); |
7 | 3709 mch_memmove(to, from, (size_t)len); |
3710 return len; | |
3711 } | |
3712 } | |
3713 else | |
3714 #endif | |
3715 { | |
3716 if (lowercase) | |
3717 *to = (char_u)TOLOWER_LOC(*from); | |
3718 else | |
3719 *to = *from; | |
3720 return 1; | |
3721 } | |
3722 } | |
3723 | |
3724 /* | |
3725 * Format the dialog string, and display it at the bottom of | |
3726 * the screen. Return a string of hotkey chars (if defined) for | |
3727 * each 'button'. If a button has no hotkey defined, the first character of | |
3728 * the button is used. | |
3729 * The hotkeys can be multi-byte characters, but without combining chars. | |
3730 * | |
3731 * Returns an allocated string with hotkeys, or NULL for error. | |
3732 */ | |
3733 static char_u * | |
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|
3734 msg_show_console_dialog( |
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3735 char_u *message, |
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3736 char_u *buttons, |
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changeset
|
3737 int dfltbutton) |
7 | 3738 { |
3739 int len = 0; | |
3740 #ifdef FEAT_MBYTE | |
3741 # define HOTK_LEN (has_mbyte ? MB_MAXBYTES : 1) | |
3742 #else | |
3743 # define HOTK_LEN 1 | |
3744 #endif | |
3745 int lenhotkey = HOTK_LEN; /* count first button */ | |
3746 char_u *hotk = NULL; | |
3747 char_u *msgp = NULL; | |
3748 char_u *hotkp = NULL; | |
3749 char_u *r; | |
3750 int copy; | |
3751 #define HAS_HOTKEY_LEN 30 | |
3752 char_u has_hotkey[HAS_HOTKEY_LEN]; | |
3753 int first_hotkey = FALSE; /* first char of button is hotkey */ | |
3754 int idx; | |
3755 | |
3756 has_hotkey[0] = FALSE; | |
3757 | |
3758 /* | |
3759 * First loop: compute the size of memory to allocate. | |
3760 * Second loop: copy to the allocated memory. | |
3761 */ | |
3762 for (copy = 0; copy <= 1; ++copy) | |
3763 { | |
3764 r = buttons; | |
3765 idx = 0; | |
3766 while (*r) | |
3767 { | |
3768 if (*r == DLG_BUTTON_SEP) | |
3769 { | |
3770 if (copy) | |
3771 { | |
3772 *msgp++ = ','; | |
3773 *msgp++ = ' '; /* '\n' -> ', ' */ | |
3774 | |
3775 /* advance to next hotkey and set default hotkey */ | |
3776 #ifdef FEAT_MBYTE | |
3777 if (has_mbyte) | |
1306 | 3778 hotkp += STRLEN(hotkp); |
7 | 3779 else |
3780 #endif | |
3781 ++hotkp; | |
1306 | 3782 hotkp[copy_char(r + 1, hotkp, TRUE)] = NUL; |
7 | 3783 if (dfltbutton) |
3784 --dfltbutton; | |
3785 | |
3786 /* If no hotkey is specified first char is used. */ | |
3787 if (idx < HAS_HOTKEY_LEN - 1 && !has_hotkey[++idx]) | |
3788 first_hotkey = TRUE; | |
3789 } | |
3790 else | |
3791 { | |
3792 len += 3; /* '\n' -> ', '; 'x' -> '(x)' */ | |
3793 lenhotkey += HOTK_LEN; /* each button needs a hotkey */ | |
3794 if (idx < HAS_HOTKEY_LEN - 1) | |
3795 has_hotkey[++idx] = FALSE; | |
3796 } | |
3797 } | |
3798 else if (*r == DLG_HOTKEY_CHAR || first_hotkey) | |
3799 { | |
3800 if (*r == DLG_HOTKEY_CHAR) | |
3801 ++r; | |
3802 first_hotkey = FALSE; | |
3803 if (copy) | |
3804 { | |
3805 if (*r == DLG_HOTKEY_CHAR) /* '&&a' -> '&a' */ | |
3806 *msgp++ = *r; | |
3807 else | |
3808 { | |
3809 /* '&a' -> '[a]' */ | |
3810 *msgp++ = (dfltbutton == 1) ? '[' : '('; | |
3811 msgp += copy_char(r, msgp, FALSE); | |
3812 *msgp++ = (dfltbutton == 1) ? ']' : ')'; | |
3813 | |
3814 /* redefine hotkey */ | |
1306 | 3815 hotkp[copy_char(r, hotkp, TRUE)] = NUL; |
7 | 3816 } |
3817 } | |
3818 else | |
3819 { | |
3820 ++len; /* '&a' -> '[a]' */ | |
3821 if (idx < HAS_HOTKEY_LEN - 1) | |
3822 has_hotkey[idx] = TRUE; | |
3823 } | |
3824 } | |
3825 else | |
3826 { | |
3827 /* everything else copy literally */ | |
3828 if (copy) | |
3829 msgp += copy_char(r, msgp, FALSE); | |
3830 } | |
3831 | |
3832 /* advance to the next character */ | |
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3833 MB_PTR_ADV(r); |
7 | 3834 } |
3835 | |
3836 if (copy) | |
3837 { | |
3838 *msgp++ = ':'; | |
3839 *msgp++ = ' '; | |
3840 *msgp = NUL; | |
3841 } | |
3842 else | |
3843 { | |
835 | 3844 len += (int)(STRLEN(message) |
856 | 3845 + 2 /* for the NL's */ |
3846 + STRLEN(buttons) | |
3847 + 3); /* for the ": " and NUL */ | |
835 | 3848 lenhotkey++; /* for the NUL */ |
7 | 3849 |
3850 /* If no hotkey is specified first char is used. */ | |
3851 if (!has_hotkey[0]) | |
3852 { | |
3853 first_hotkey = TRUE; | |
3854 len += 2; /* "x" -> "[x]" */ | |
3855 } | |
3856 | |
3857 /* | |
3858 * Now allocate and load the strings | |
3859 */ | |
3860 vim_free(confirm_msg); | |
3861 confirm_msg = alloc(len); | |
3862 if (confirm_msg == NULL) | |
3863 return NULL; | |
3864 *confirm_msg = NUL; | |
3865 hotk = alloc(lenhotkey); | |
3866 if (hotk == NULL) | |
3867 return NULL; | |
3868 | |
3869 *confirm_msg = '\n'; | |
3870 STRCPY(confirm_msg + 1, message); | |
3871 | |
3872 msgp = confirm_msg + 1 + STRLEN(message); | |
3873 hotkp = hotk; | |
3874 | |
1306 | 3875 /* Define first default hotkey. Keep the hotkey string NUL |
3876 * terminated to avoid reading past the end. */ | |
3877 hotkp[copy_char(buttons, hotkp, TRUE)] = NUL; | |
7 | 3878 |
3879 /* Remember where the choices start, displaying starts here when | |
3880 * "hotkp" typed at the more prompt. */ | |
3881 confirm_msg_tail = msgp; | |
3882 *msgp++ = '\n'; | |
3883 } | |
3884 } | |
3885 | |
3886 display_confirm_msg(); | |
3887 return hotk; | |
3888 } | |
3889 | |
3890 /* | |
3891 * Display the ":confirm" message. Also called when screen resized. | |
3892 */ | |
3893 void | |
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diff
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|
3894 display_confirm_msg(void) |
7 | 3895 { |
3896 /* avoid that 'q' at the more prompt truncates the message here */ | |
3897 ++confirm_msg_used; | |
3898 if (confirm_msg != NULL) | |
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3899 msg_puts_attr(confirm_msg, HL_ATTR(HLF_M)); |
7 | 3900 --confirm_msg_used; |
3901 } | |
3902 | |
3903 #endif /* FEAT_CON_DIALOG */ | |
3904 | |
3905 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) | |
3906 | |
3907 int | |
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3908 vim_dialog_yesno( |
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3909 int type, |
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3910 char_u *title, |
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3911 char_u *message, |
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|
3912 int dflt) |
7 | 3913 { |
3914 if (do_dialog(type, | |
3915 title == NULL ? (char_u *)_("Question") : title, | |
3916 message, | |
2684 | 3917 (char_u *)_("&Yes\n&No"), dflt, NULL, FALSE) == 1) |
7 | 3918 return VIM_YES; |
3919 return VIM_NO; | |
3920 } | |
3921 | |
3922 int | |
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3923 vim_dialog_yesnocancel( |
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3924 int type, |
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3925 char_u *title, |
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3926 char_u *message, |
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diff
changeset
|
3927 int dflt) |
7 | 3928 { |
3929 switch (do_dialog(type, | |
3930 title == NULL ? (char_u *)_("Question") : title, | |
3931 message, | |
2684 | 3932 (char_u *)_("&Yes\n&No\n&Cancel"), dflt, NULL, FALSE)) |
7 | 3933 { |
3934 case 1: return VIM_YES; | |
3935 case 2: return VIM_NO; | |
3936 } | |
3937 return VIM_CANCEL; | |
3938 } | |
3939 | |
3940 int | |
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3941 vim_dialog_yesnoallcancel( |
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3942 int type, |
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3943 char_u *title, |
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3944 char_u *message, |
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|
3945 int dflt) |
7 | 3946 { |
3947 switch (do_dialog(type, | |
3948 title == NULL ? (char_u *)"Question" : title, | |
3949 message, | |
3950 (char_u *)_("&Yes\n&No\nSave &All\n&Discard All\n&Cancel"), | |
2684 | 3951 dflt, NULL, FALSE)) |
7 | 3952 { |
3953 case 1: return VIM_YES; | |
3954 case 2: return VIM_NO; | |
3955 case 3: return VIM_ALL; | |
3956 case 4: return VIM_DISCARDALL; | |
3957 } | |
3958 return VIM_CANCEL; | |
3959 } | |
3960 | |
3961 #endif /* FEAT_GUI_DIALOG || FEAT_CON_DIALOG */ | |
3962 | |
3963 #if defined(FEAT_BROWSE) || defined(PROTO) | |
3964 /* | |
3965 * Generic browse function. Calls gui_mch_browse() when possible. | |
3966 * Later this may pop-up a non-GUI file selector (external command?). | |
3967 */ | |
3968 char_u * | |
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3969 do_browse( |
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3970 int flags, /* BROWSE_SAVE and BROWSE_DIR */ |
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3971 char_u *title, /* title for the window */ |
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3972 char_u *dflt, /* default file name (may include directory) */ |
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3973 char_u *ext, /* extension added */ |
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3974 char_u *initdir, /* initial directory, NULL for current dir or |
7 | 3975 when using path from "dflt" */ |
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3976 char_u *filter, /* file name filter */ |
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|
3977 buf_T *buf) /* buffer to read/write for */ |
7 | 3978 { |
3979 char_u *fname; | |
3980 static char_u *last_dir = NULL; /* last used directory */ | |
3981 char_u *tofree = NULL; | |
3982 int save_browse = cmdmod.browse; | |
3983 | |
3984 /* Must turn off browse to avoid that autocommands will get the | |
3985 * flag too! */ | |
3986 cmdmod.browse = FALSE; | |
3987 | |
28 | 3988 if (title == NULL || *title == NUL) |
7 | 3989 { |
28 | 3990 if (flags & BROWSE_DIR) |
3991 title = (char_u *)_("Select Directory dialog"); | |
3992 else if (flags & BROWSE_SAVE) | |
7 | 3993 title = (char_u *)_("Save File dialog"); |
3994 else | |
3995 title = (char_u *)_("Open File dialog"); | |
3996 } | |
3997 | |
3998 /* When no directory specified, use default file name, default dir, buffer | |
3999 * dir, last dir or current dir */ | |
4000 if ((initdir == NULL || *initdir == NUL) && dflt != NULL && *dflt != NUL) | |
4001 { | |
4002 if (mch_isdir(dflt)) /* default file name is a directory */ | |
4003 { | |
4004 initdir = dflt; | |
4005 dflt = NULL; | |
4006 } | |
4007 else if (gettail(dflt) != dflt) /* default file name includes a path */ | |
4008 { | |
4009 tofree = vim_strsave(dflt); | |
4010 if (tofree != NULL) | |
4011 { | |
4012 initdir = tofree; | |
4013 *gettail(initdir) = NUL; | |
4014 dflt = gettail(dflt); | |
4015 } | |
4016 } | |
4017 } | |
4018 | |
4019 if (initdir == NULL || *initdir == NUL) | |
4020 { | |
4021 /* When 'browsedir' is a directory, use it */ | |
28 | 4022 if (STRCMP(p_bsdir, "last") != 0 |
4023 && STRCMP(p_bsdir, "buffer") != 0 | |
4024 && STRCMP(p_bsdir, "current") != 0 | |
4025 && mch_isdir(p_bsdir)) | |
7 | 4026 initdir = p_bsdir; |
4027 /* When saving or 'browsedir' is "buffer", use buffer fname */ | |
28 | 4028 else if (((flags & BROWSE_SAVE) || *p_bsdir == 'b') |
7 | 4029 && buf != NULL && buf->b_ffname != NULL) |
4030 { | |
4031 if (dflt == NULL || *dflt == NUL) | |
4032 dflt = gettail(curbuf->b_ffname); | |
4033 tofree = vim_strsave(curbuf->b_ffname); | |
4034 if (tofree != NULL) | |
4035 { | |
4036 initdir = tofree; | |
4037 *gettail(initdir) = NUL; | |
4038 } | |
4039 } | |
4040 /* When 'browsedir' is "last", use dir from last browse */ | |
4041 else if (*p_bsdir == 'l') | |
4042 initdir = last_dir; | |
4043 /* When 'browsedir is "current", use current directory. This is the | |
4044 * default already, leave initdir empty. */ | |
4045 } | |
4046 | |
4047 # ifdef FEAT_GUI | |
4048 if (gui.in_use) /* when this changes, also adjust f_has()! */ | |
4049 { | |
4050 if (filter == NULL | |
4051 # ifdef FEAT_EVAL | |
4052 && (filter = get_var_value((char_u *)"b:browsefilter")) == NULL | |
4053 && (filter = get_var_value((char_u *)"g:browsefilter")) == NULL | |
4054 # endif | |
4055 ) | |
4056 filter = BROWSE_FILTER_DEFAULT; | |
28 | 4057 if (flags & BROWSE_DIR) |
4058 { | |
2277
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Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
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diff
changeset
|
4059 # if defined(FEAT_GUI_GTK) || defined(WIN3264) |
28 | 4060 /* For systems that have a directory dialog. */ |
4061 fname = gui_mch_browsedir(title, initdir); | |
4062 # else | |
4063 /* Generic solution for selecting a directory: select a file and | |
4064 * remove the file name. */ | |
4065 fname = gui_mch_browse(0, title, dflt, ext, initdir, (char_u *)""); | |
4066 # endif | |
2277
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Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
4067 # if !defined(FEAT_GUI_GTK) |
28 | 4068 /* Win32 adds a dummy file name, others return an arbitrary file |
4069 * name. GTK+ 2 returns only the directory, */ | |
4070 if (fname != NULL && *fname != NUL && !mch_isdir(fname)) | |
4071 { | |
4072 /* Remove the file name. */ | |
39 | 4073 char_u *tail = gettail_sep(fname); |
28 | 4074 |
4075 if (tail == fname) | |
4076 *tail++ = '.'; /* use current dir */ | |
4077 *tail = NUL; | |
4078 } | |
4079 # endif | |
4080 } | |
4081 else | |
4082 fname = gui_mch_browse(flags & BROWSE_SAVE, | |
13802
378f9f8e6d8f
patch 8.0.1773: dialog messages are not translated
Christian Brabandt <cb@256bit.org>
parents:
13712
diff
changeset
|
4083 title, dflt, ext, initdir, (char_u *)_(filter)); |
7 | 4084 |
4085 /* We hang around in the dialog for a while, the user might do some | |
4086 * things to our files. The Win32 dialog allows deleting or renaming | |
4087 * a file, check timestamps. */ | |
4088 need_check_timestamps = TRUE; | |
4089 did_check_timestamps = FALSE; | |
4090 } | |
4091 else | |
4092 # endif | |
4093 { | |
4094 /* TODO: non-GUI file selector here */ | |
4095 EMSG(_("E338: Sorry, no file browser in console mode")); | |
4096 fname = NULL; | |
4097 } | |
4098 | |
4099 /* keep the directory for next time */ | |
4100 if (fname != NULL) | |
4101 { | |
4102 vim_free(last_dir); | |
4103 last_dir = vim_strsave(fname); | |
28 | 4104 if (last_dir != NULL && !(flags & BROWSE_DIR)) |
7 | 4105 { |
4106 *gettail(last_dir) = NUL; | |
4107 if (*last_dir == NUL) | |
4108 { | |
4109 /* filename only returned, must be in current dir */ | |
4110 vim_free(last_dir); | |
4111 last_dir = alloc(MAXPATHL); | |
4112 if (last_dir != NULL) | |
4113 mch_dirname(last_dir, MAXPATHL); | |
4114 } | |
4115 } | |
4116 } | |
4117 | |
4118 vim_free(tofree); | |
4119 cmdmod.browse = save_browse; | |
4120 | |
4121 return fname; | |
4122 } | |
4123 #endif | |
272 | 4124 |
7803
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commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713
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parents:
6949
diff
changeset
|
4125 #if defined(FEAT_EVAL) |
449 | 4126 static char *e_printf = N_("E766: Insufficient arguments for printf()"); |
4127 | |
4128 /* | |
4129 * Get number argument from "idxp" entry in "tvs". First entry is 1. | |
4130 */ | |
9389
32e34e574716
commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
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parents:
9185
diff
changeset
|
4131 static varnumber_T |
7827
41789f16d6b2
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parents:
7803
diff
changeset
|
4132 tv_nr(typval_T *tvs, int *idxp) |
449 | 4133 { |
4134 int idx = *idxp - 1; | |
9389
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Christian Brabandt <cb@256bit.org>
parents:
9185
diff
changeset
|
4135 varnumber_T n = 0; |
449 | 4136 int err = FALSE; |
4137 | |
4138 if (tvs[idx].v_type == VAR_UNKNOWN) | |
4139 EMSG(_(e_printf)); | |
4140 else | |
4141 { | |
4142 ++*idxp; | |
15211
de63593896b3
patch 8.1.0615: get_tv function names are not consistent
Bram Moolenaar <Bram@vim.org>
parents:
15079
diff
changeset
|
4143 n = tv_get_number_chk(&tvs[idx], &err); |
449 | 4144 if (err) |
4145 n = 0; | |
4146 } | |
4147 return n; | |
4148 } | |
4149 | |
4150 /* | |
4151 * Get string argument from "idxp" entry in "tvs". First entry is 1. | |
15211
de63593896b3
patch 8.1.0615: get_tv function names are not consistent
Bram Moolenaar <Bram@vim.org>
parents:
15079
diff
changeset
|
4152 * If "tofree" is NULL tv_get_string_chk() is used. Some types (e.g. List) |
9892
41c5d59e7e10
commit https://github.com/vim/vim/commit/e5a8f35b4286135f3469f3b00a6c2220553d9658
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parents:
9698
diff
changeset
|
4153 * are not converted to a string. |
41c5d59e7e10
commit https://github.com/vim/vim/commit/e5a8f35b4286135f3469f3b00a6c2220553d9658
Christian Brabandt <cb@256bit.org>
parents:
9698
diff
changeset
|
4154 * If "tofree" is not NULL echo_string() is used. All types are converted to |
41c5d59e7e10
commit https://github.com/vim/vim/commit/e5a8f35b4286135f3469f3b00a6c2220553d9658
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parents:
9698
diff
changeset
|
4155 * a string with the same format as ":echo". The caller must free "*tofree". |
532 | 4156 * Returns NULL for an error. |
449 | 4157 */ |
4158 static char * | |
9892
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parents:
9698
diff
changeset
|
4159 tv_str(typval_T *tvs, int *idxp, char_u **tofree) |
449 | 4160 { |
9892
41c5d59e7e10
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parents:
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diff
changeset
|
4161 int idx = *idxp - 1; |
41c5d59e7e10
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diff
changeset
|
4162 char *s = NULL; |
41c5d59e7e10
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parents:
9698
diff
changeset
|
4163 static char_u numbuf[NUMBUFLEN]; |
449 | 4164 |
4165 if (tvs[idx].v_type == VAR_UNKNOWN) | |
4166 EMSG(_(e_printf)); | |
4167 else | |
4168 { | |
4169 ++*idxp; | |
9892
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parents:
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diff
changeset
|
4170 if (tofree != NULL) |
41c5d59e7e10
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diff
changeset
|
4171 s = (char *)echo_string(&tvs[idx], tofree, numbuf, get_copyID()); |
41c5d59e7e10
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parents:
9698
diff
changeset
|
4172 else |
15211
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patch 8.1.0615: get_tv function names are not consistent
Bram Moolenaar <Bram@vim.org>
parents:
15079
diff
changeset
|
4173 s = (char *)tv_get_string_chk(&tvs[idx]); |
449 | 4174 } |
4175 return s; | |
4176 } | |
1619 | 4177 |
4178 # ifdef FEAT_FLOAT | |
4179 /* | |
4180 * Get float argument from "idxp" entry in "tvs". First entry is 1. | |
4181 */ | |
4182 static double | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
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parents:
7803
diff
changeset
|
4183 tv_float(typval_T *tvs, int *idxp) |
1619 | 4184 { |
4185 int idx = *idxp - 1; | |
4186 double f = 0; | |
4187 | |
4188 if (tvs[idx].v_type == VAR_UNKNOWN) | |
4189 EMSG(_(e_printf)); | |
4190 else | |
4191 { | |
4192 ++*idxp; | |
4193 if (tvs[idx].v_type == VAR_FLOAT) | |
4194 f = tvs[idx].vval.v_float; | |
1656 | 4195 else if (tvs[idx].v_type == VAR_NUMBER) |
9389
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parents:
9185
diff
changeset
|
4196 f = (double)tvs[idx].vval.v_number; |
1619 | 4197 else |
4198 EMSG(_("E807: Expected Float argument for printf()")); | |
4199 } | |
4200 return f; | |
4201 } | |
4202 # endif | |
449 | 4203 #endif |
4204 | |
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Christian Brabandt <cb@256bit.org>
parents:
10015
diff
changeset
|
4205 #ifdef FEAT_FLOAT |
272 | 4206 /* |
10015
5ac2dd61ca8f
commit https://github.com/vim/vim/commit/e999782e369999539a1783a7ebe4eadcc6da28a8
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parents:
9988
diff
changeset
|
4207 * Return the representation of infinity for printf() function: |
5ac2dd61ca8f
commit https://github.com/vim/vim/commit/e999782e369999539a1783a7ebe4eadcc6da28a8
Christian Brabandt <cb@256bit.org>
parents:
9988
diff
changeset
|
4208 * "-inf", "inf", "+inf", " inf", "-INF", "INF", "+INF" or " INF". |
5ac2dd61ca8f
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parents:
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diff
changeset
|
4209 */ |
5ac2dd61ca8f
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parents:
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diff
changeset
|
4210 static const char * |
5ac2dd61ca8f
commit https://github.com/vim/vim/commit/e999782e369999539a1783a7ebe4eadcc6da28a8
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parents:
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diff
changeset
|
4211 infinity_str(int positive, |
5ac2dd61ca8f
commit https://github.com/vim/vim/commit/e999782e369999539a1783a7ebe4eadcc6da28a8
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diff
changeset
|
4212 char fmt_spec, |
5ac2dd61ca8f
commit https://github.com/vim/vim/commit/e999782e369999539a1783a7ebe4eadcc6da28a8
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parents:
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diff
changeset
|
4213 int force_sign, |
5ac2dd61ca8f
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parents:
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diff
changeset
|
4214 int space_for_positive) |
5ac2dd61ca8f
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parents:
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diff
changeset
|
4215 { |
5ac2dd61ca8f
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parents:
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diff
changeset
|
4216 static const char *table[] = |
5ac2dd61ca8f
commit https://github.com/vim/vim/commit/e999782e369999539a1783a7ebe4eadcc6da28a8
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parents:
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diff
changeset
|
4217 { |
5ac2dd61ca8f
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parents:
9988
diff
changeset
|
4218 "-inf", "inf", "+inf", " inf", |
5ac2dd61ca8f
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diff
changeset
|
4219 "-INF", "INF", "+INF", " INF" |
5ac2dd61ca8f
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diff
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|
4220 }; |
5ac2dd61ca8f
commit https://github.com/vim/vim/commit/e999782e369999539a1783a7ebe4eadcc6da28a8
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diff
changeset
|
4221 int idx = positive * (1 + force_sign + force_sign * space_for_positive); |
5ac2dd61ca8f
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|
4222 |
5ac2dd61ca8f
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diff
changeset
|
4223 if (ASCII_ISUPPER(fmt_spec)) |
5ac2dd61ca8f
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diff
changeset
|
4224 idx += 4; |
5ac2dd61ca8f
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diff
changeset
|
4225 return table[idx]; |
5ac2dd61ca8f
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diff
changeset
|
4226 } |
10036
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diff
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|
4227 #endif |
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|
4228 |
5ac2dd61ca8f
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diff
changeset
|
4229 /* |
272 | 4230 * This code was included to provide a portable vsnprintf() and snprintf(). |
715 | 4231 * Some systems may provide their own, but we always use this one for |
272 | 4232 * consistency. |
4233 * | |
4234 * This code is based on snprintf.c - a portable implementation of snprintf | |
4235 * by Mark Martinec <mark.martinec@ijs.si>, Version 2.2, 2000-10-06. | |
1189 | 4236 * Included with permission. It was heavily modified to fit in Vim. |
272 | 4237 * The original code, including useful comments, can be found here: |
4238 * http://www.ijs.si/software/snprintf/ | |
4239 * | |
4240 * This snprintf() only supports the following conversion specifiers: | |
4241 * s, c, d, u, o, x, X, p (and synonyms: i, D, U, O - see below) | |
4242 * with flags: '-', '+', ' ', '0' and '#'. | |
4243 * An asterisk is supported for field width as well as precision. | |
4244 * | |
10038
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diff
changeset
|
4245 * Limited support for floating point was added: 'f', 'F', 'e', 'E', 'g', 'G'. |
1619 | 4246 * |
10015
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changeset
|
4247 * Length modifiers 'h' (short int) and 'l' (long int) and 'll' (long long int) |
5ac2dd61ca8f
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diff
changeset
|
4248 * are supported. |
272 | 4249 * |
437 | 4250 * The locale is not used, the string is used as a byte string. This is only |
4251 * relevant for double-byte encodings where the second byte may be '%'. | |
4252 * | |
715 | 4253 * It is permitted for "str_m" to be zero, and it is permitted to specify NULL |
4254 * pointer for resulting string argument if "str_m" is zero (as per ISO C99). | |
272 | 4255 * |
4256 * The return value is the number of characters which would be generated | |
6448 | 4257 * for the given input, excluding the trailing NUL. If this value |
715 | 4258 * is greater or equal to "str_m", not all characters from the result |
4259 * have been stored in str, output bytes beyond the ("str_m"-1) -th character | |
4260 * are discarded. If "str_m" is greater than zero it is guaranteed | |
6448 | 4261 * the resulting string will be NUL-terminated. |
272 | 4262 */ |
4263 | |
4264 /* | |
4265 * When va_list is not supported we only define vim_snprintf(). | |
449 | 4266 * |
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patch 8.0.0709: libvterm cannot use vsnprintf()
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changeset
|
4267 * vim_vsnprintf_typval() can be invoked with either "va_list" or a list of |
482 | 4268 * "typval_T". When the latter is not used it must be NULL. |
272 | 4269 */ |
4270 | |
4271 /* When generating prototypes all of this is skipped, cproto doesn't | |
4272 * understand this. */ | |
4273 #ifndef PROTO | |
2280
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4274 |
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4275 /* Like vim_vsnprintf() but append to the string. */ |
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4276 int |
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4277 vim_snprintf_add(char *str, size_t str_m, char *fmt, ...) |
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4278 { |
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4279 va_list ap; |
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4280 int str_l; |
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4281 size_t len = STRLEN(str); |
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4282 size_t space; |
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4283 |
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4284 if (str_m <= len) |
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4285 space = 0; |
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4286 else |
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4287 space = str_m - len; |
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4288 va_start(ap, fmt); |
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4289 str_l = vim_vsnprintf(str + len, space, fmt, ap); |
2280
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4290 va_end(ap); |
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4291 return str_l; |
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4292 } |
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4293 |
272 | 4294 int |
4295 vim_snprintf(char *str, size_t str_m, char *fmt, ...) | |
4296 { | |
4297 va_list ap; | |
4298 int str_l; | |
4299 | |
4300 va_start(ap, fmt); | |
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4301 str_l = vim_vsnprintf(str, str_m, fmt, ap); |
272 | 4302 va_end(ap); |
4303 return str_l; | |
4304 } | |
4305 | |
449 | 4306 int |
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4307 vim_vsnprintf( |
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4308 char *str, |
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|
4309 size_t str_m, |
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|
4310 char *fmt, |
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|
4311 va_list ap) |
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|
4312 { |
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|
4313 return vim_vsnprintf_typval(str, str_m, fmt, ap, NULL); |
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4314 } |
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|
4315 |
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|
4316 int |
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|
4317 vim_vsnprintf_typval( |
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|
4318 char *str, |
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|
4319 size_t str_m, |
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|
4320 char *fmt, |
7827
41789f16d6b2
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changeset
|
4321 va_list ap, |
41789f16d6b2
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changeset
|
4322 typval_T *tvs) |
272 | 4323 { |
4324 size_t str_l = 0; | |
4325 char *p = fmt; | |
4326 int arg_idx = 1; | |
4327 | |
4328 if (p == NULL) | |
4329 p = ""; | |
4330 while (*p != NUL) | |
4331 { | |
4332 if (*p != '%') | |
4333 { | |
4334 char *q = strchr(p + 1, '%'); | |
1883 | 4335 size_t n = (q == NULL) ? STRLEN(p) : (size_t)(q - p); |
272 | 4336 |
437 | 4337 /* Copy up to the next '%' or NUL without any changes. */ |
272 | 4338 if (str_l < str_m) |
4339 { | |
4340 size_t avail = str_m - str_l; | |
4341 | |
4342 mch_memmove(str + str_l, p, n > avail ? avail : n); | |
4343 } | |
4344 p += n; | |
4345 str_l += n; | |
4346 } | |
4347 else | |
4348 { | |
4349 size_t min_field_width = 0, precision = 0; | |
4350 int zero_padding = 0, precision_specified = 0, justify_left = 0; | |
4351 int alternate_form = 0, force_sign = 0; | |
4352 | |
4353 /* If both the ' ' and '+' flags appear, the ' ' flag should be | |
4354 * ignored. */ | |
4355 int space_for_positive = 1; | |
4356 | |
4357 /* allowed values: \0, h, l, L */ | |
4358 char length_modifier = '\0'; | |
4359 | |
4360 /* temporary buffer for simple numeric->string conversion */ | |
9894
b01afb4e8f66
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changeset
|
4361 # if defined(FEAT_FLOAT) |
7803
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changeset
|
4362 # define TMP_LEN 350 /* On my system 1e308 is the biggest number possible. |
1619 | 4363 * That sounds reasonable to use as the maximum |
4364 * printable. */ | |
9894
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|
4365 # elif defined(FEAT_NUM64) |
b01afb4e8f66
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|
4366 # define TMP_LEN 66 |
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|
4367 # else |
9894
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|
4368 # define TMP_LEN 34 |
7803
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|
4369 # endif |
1619 | 4370 char tmp[TMP_LEN]; |
272 | 4371 |
4372 /* string address in case of string argument */ | |
4373 char *str_arg; | |
4374 | |
4375 /* natural field width of arg without padding and sign */ | |
4376 size_t str_arg_l; | |
4377 | |
4378 /* unsigned char argument value - only defined for c conversion. | |
4379 * N.B. standard explicitly states the char argument for the c | |
4380 * conversion is unsigned */ | |
4381 unsigned char uchar_arg; | |
4382 | |
4383 /* number of zeros to be inserted for numeric conversions as | |
4384 * required by the precision or minimal field width */ | |
4385 size_t number_of_zeros_to_pad = 0; | |
4386 | |
4387 /* index into tmp where zero padding is to be inserted */ | |
4388 size_t zero_padding_insertion_ind = 0; | |
4389 | |
4390 /* current conversion specifier character */ | |
4391 char fmt_spec = '\0'; | |
4392 | |
9892
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changeset
|
4393 /* buffer for 's' and 'S' specs */ |
41c5d59e7e10
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changeset
|
4394 char_u *tofree = NULL; |
41c5d59e7e10
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changeset
|
4395 |
41c5d59e7e10
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changeset
|
4396 |
272 | 4397 str_arg = NULL; |
4398 p++; /* skip '%' */ | |
4399 | |
4400 /* parse flags */ | |
4401 while (*p == '0' || *p == '-' || *p == '+' || *p == ' ' | |
4402 || *p == '#' || *p == '\'') | |
4403 { | |
4404 switch (*p) | |
4405 { | |
4406 case '0': zero_padding = 1; break; | |
4407 case '-': justify_left = 1; break; | |
4408 case '+': force_sign = 1; space_for_positive = 0; break; | |
4409 case ' ': force_sign = 1; | |
4410 /* If both the ' ' and '+' flags appear, the ' ' | |
4411 * flag should be ignored */ | |
4412 break; | |
4413 case '#': alternate_form = 1; break; | |
4414 case '\'': break; | |
4415 } | |
4416 p++; | |
4417 } | |
4418 /* If the '0' and '-' flags both appear, the '0' flag should be | |
4419 * ignored. */ | |
4420 | |
4421 /* parse field width */ | |
4422 if (*p == '*') | |
4423 { | |
4424 int j; | |
4425 | |
4426 p++; | |
449 | 4427 j = |
4428 # if defined(FEAT_EVAL) | |
482 | 4429 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4430 # endif |
4431 va_arg(ap, int); | |
272 | 4432 if (j >= 0) |
4433 min_field_width = j; | |
4434 else | |
4435 { | |
4436 min_field_width = -j; | |
4437 justify_left = 1; | |
4438 } | |
4439 } | |
4440 else if (VIM_ISDIGIT((int)(*p))) | |
4441 { | |
4442 /* size_t could be wider than unsigned int; make sure we treat | |
4443 * argument like common implementations do */ | |
4444 unsigned int uj = *p++ - '0'; | |
4445 | |
4446 while (VIM_ISDIGIT((int)(*p))) | |
4447 uj = 10 * uj + (unsigned int)(*p++ - '0'); | |
4448 min_field_width = uj; | |
4449 } | |
4450 | |
4451 /* parse precision */ | |
4452 if (*p == '.') | |
4453 { | |
4454 p++; | |
4455 precision_specified = 1; | |
4456 if (*p == '*') | |
4457 { | |
4458 int j; | |
4459 | |
449 | 4460 j = |
4461 # if defined(FEAT_EVAL) | |
482 | 4462 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4463 # endif |
4464 va_arg(ap, int); | |
272 | 4465 p++; |
4466 if (j >= 0) | |
4467 precision = j; | |
4468 else | |
4469 { | |
4470 precision_specified = 0; | |
4471 precision = 0; | |
4472 } | |
4473 } | |
4474 else if (VIM_ISDIGIT((int)(*p))) | |
4475 { | |
4476 /* size_t could be wider than unsigned int; make sure we | |
4477 * treat argument like common implementations do */ | |
4478 unsigned int uj = *p++ - '0'; | |
4479 | |
4480 while (VIM_ISDIGIT((int)(*p))) | |
4481 uj = 10 * uj + (unsigned int)(*p++ - '0'); | |
4482 precision = uj; | |
4483 } | |
4484 } | |
4485 | |
4486 /* parse 'h', 'l' and 'll' length modifiers */ | |
4487 if (*p == 'h' || *p == 'l') | |
4488 { | |
4489 length_modifier = *p; | |
4490 p++; | |
4491 if (length_modifier == 'l' && *p == 'l') | |
4492 { | |
4493 /* double l = long long */ | |
9389
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|
4494 # ifdef FEAT_NUM64 |
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|
4495 length_modifier = 'L'; |
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|
4496 # else |
272 | 4497 length_modifier = 'l'; /* treat it as a single 'l' */ |
9389
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|
4498 # endif |
272 | 4499 p++; |
4500 } | |
4501 } | |
4502 fmt_spec = *p; | |
4503 | |
4504 /* common synonyms: */ | |
4505 switch (fmt_spec) | |
4506 { | |
4507 case 'i': fmt_spec = 'd'; break; | |
4508 case 'D': fmt_spec = 'd'; length_modifier = 'l'; break; | |
4509 case 'U': fmt_spec = 'u'; length_modifier = 'l'; break; | |
4510 case 'O': fmt_spec = 'o'; length_modifier = 'l'; break; | |
4511 default: break; | |
4512 } | |
4513 | |
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changeset
|
4514 # if defined(FEAT_EVAL) && defined(FEAT_NUM64) |
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|
4515 switch (fmt_spec) |
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|
4516 { |
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|
4517 case 'd': case 'u': case 'o': case 'x': case 'X': |
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|
4518 if (tvs != NULL && length_modifier == '\0') |
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|
4519 length_modifier = 'L'; |
d18d71ae21e5
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|
4520 } |
d18d71ae21e5
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|
4521 # endif |
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4522 |
272 | 4523 /* get parameter value, do initial processing */ |
4524 switch (fmt_spec) | |
4525 { | |
4526 /* '%' and 'c' behave similar to 's' regarding flags and field | |
4527 * widths */ | |
4528 case '%': | |
4529 case 'c': | |
4530 case 's': | |
3914 | 4531 case 'S': |
272 | 4532 length_modifier = '\0'; |
4533 str_arg_l = 1; | |
4534 switch (fmt_spec) | |
4535 { | |
4536 case '%': | |
4537 str_arg = p; | |
4538 break; | |
4539 | |
4540 case 'c': | |
4541 { | |
4542 int j; | |
449 | 4543 |
4544 j = | |
4545 # if defined(FEAT_EVAL) | |
482 | 4546 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4547 # endif |
4548 va_arg(ap, int); | |
272 | 4549 /* standard demands unsigned char */ |
4550 uchar_arg = (unsigned char)j; | |
4551 str_arg = (char *)&uchar_arg; | |
4552 break; | |
4553 } | |
4554 | |
4555 case 's': | |
3914 | 4556 case 'S': |
449 | 4557 str_arg = |
4558 # if defined(FEAT_EVAL) | |
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changeset
|
4559 tvs != NULL ? tv_str(tvs, &arg_idx, &tofree) : |
449 | 4560 # endif |
4561 va_arg(ap, char *); | |
272 | 4562 if (str_arg == NULL) |
4563 { | |
4564 str_arg = "[NULL]"; | |
4565 str_arg_l = 6; | |
4566 } | |
4567 /* make sure not to address string beyond the specified | |
4568 * precision !!! */ | |
4569 else if (!precision_specified) | |
4570 str_arg_l = strlen(str_arg); | |
4571 /* truncate string if necessary as requested by precision */ | |
4572 else if (precision == 0) | |
4573 str_arg_l = 0; | |
4574 else | |
4575 { | |
881 | 4576 /* Don't put the #if inside memchr(), it can be a |
4577 * macro. */ | |
7803
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4578 # if VIM_SIZEOF_INT <= 2 |
881 | 4579 char *q = memchr(str_arg, '\0', precision); |
7803
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|
4580 # else |
272 | 4581 /* memchr on HP does not like n > 2^31 !!! */ |
4582 char *q = memchr(str_arg, '\0', | |
881 | 4583 precision <= (size_t)0x7fffffffL ? precision |
4584 : (size_t)0x7fffffffL); | |
7803
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|
4585 # endif |
1883 | 4586 str_arg_l = (q == NULL) ? precision |
4587 : (size_t)(q - str_arg); | |
272 | 4588 } |
7803
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|
4589 # ifdef FEAT_MBYTE |
3914 | 4590 if (fmt_spec == 'S') |
4591 { | |
4592 if (min_field_width != 0) | |
4593 min_field_width += STRLEN(str_arg) | |
4594 - mb_string2cells((char_u *)str_arg, -1); | |
4595 if (precision) | |
4596 { | |
4597 char_u *p1 = (char_u *)str_arg; | |
4598 size_t i; | |
4599 | |
4600 for (i = 0; i < precision && *p1; i++) | |
4601 p1 += mb_ptr2len(p1); | |
4602 | |
4603 str_arg_l = precision = p1 - (char_u *)str_arg; | |
4604 } | |
4605 } | |
7803
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|
4606 # endif |
272 | 4607 break; |
4608 | |
4609 default: | |
4610 break; | |
4611 } | |
4612 break; | |
4613 | |
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|
4614 case 'd': case 'u': |
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|
4615 case 'b': case 'B': |
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|
4616 case 'o': |
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4617 case 'x': case 'X': |
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4618 case 'p': |
272 | 4619 { |
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|
4620 /* NOTE: the u, b, o, x, X and p conversion specifiers |
272 | 4621 * imply the value is unsigned; d implies a signed |
4622 * value */ | |
4623 | |
4624 /* 0 if numeric argument is zero (or if pointer is | |
4625 * NULL for 'p'), +1 if greater than zero (or nonzero | |
4626 * for unsigned arguments), -1 if negative (unsigned | |
4627 * argument is never negative) */ | |
4628 int arg_sign = 0; | |
4629 | |
4630 /* only defined for length modifier h, or for no | |
4631 * length modifiers */ | |
4632 int int_arg = 0; | |
4633 unsigned int uint_arg = 0; | |
4634 | |
4635 /* only defined for length modifier l */ | |
4636 long int long_arg = 0; | |
4637 unsigned long int ulong_arg = 0; | |
4638 | |
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|
4639 # ifdef FEAT_NUM64 |
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4640 /* only defined for length modifier ll */ |
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|
4641 varnumber_T llong_arg = 0; |
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4642 uvarnumber_T ullong_arg = 0; |
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4643 # endif |
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4644 |
10015
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|
4645 /* only defined for b conversion */ |
9894
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4646 uvarnumber_T bin_arg = 0; |
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|
4647 |
272 | 4648 /* pointer argument value -only defined for p |
4649 * conversion */ | |
4650 void *ptr_arg = NULL; | |
4651 | |
4652 if (fmt_spec == 'p') | |
4653 { | |
4654 length_modifier = '\0'; | |
449 | 4655 ptr_arg = |
4656 # if defined(FEAT_EVAL) | |
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|
4657 tvs != NULL ? (void *)tv_str(tvs, &arg_idx, |
41c5d59e7e10
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|
4658 NULL) : |
449 | 4659 # endif |
4660 va_arg(ap, void *); | |
272 | 4661 if (ptr_arg != NULL) |
4662 arg_sign = 1; | |
4663 } | |
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|
4664 else if (fmt_spec == 'b' || fmt_spec == 'B') |
b01afb4e8f66
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|
4665 { |
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4666 bin_arg = |
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|
4667 # if defined(FEAT_EVAL) |
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4668 tvs != NULL ? |
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|
4669 (uvarnumber_T)tv_nr(tvs, &arg_idx) : |
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4670 # endif |
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|
4671 va_arg(ap, uvarnumber_T); |
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4672 if (bin_arg != 0) |
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4673 arg_sign = 1; |
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4674 } |
272 | 4675 else if (fmt_spec == 'd') |
4676 { | |
4677 /* signed */ | |
4678 switch (length_modifier) | |
4679 { | |
4680 case '\0': | |
4681 case 'h': | |
449 | 4682 /* char and short arguments are passed as int. */ |
4683 int_arg = | |
4684 # if defined(FEAT_EVAL) | |
482 | 4685 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4686 # endif |
4687 va_arg(ap, int); | |
272 | 4688 if (int_arg > 0) |
4689 arg_sign = 1; | |
4690 else if (int_arg < 0) | |
4691 arg_sign = -1; | |
4692 break; | |
4693 case 'l': | |
449 | 4694 long_arg = |
4695 # if defined(FEAT_EVAL) | |
482 | 4696 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4697 # endif |
4698 va_arg(ap, long int); | |
272 | 4699 if (long_arg > 0) |
4700 arg_sign = 1; | |
4701 else if (long_arg < 0) | |
4702 arg_sign = -1; | |
4703 break; | |
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4704 # ifdef FEAT_NUM64 |
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4705 case 'L': |
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|
4706 llong_arg = |
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4707 # if defined(FEAT_EVAL) |
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4708 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
32e34e574716
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4709 # endif |
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|
4710 va_arg(ap, varnumber_T); |
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4711 if (llong_arg > 0) |
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4712 arg_sign = 1; |
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|
4713 else if (llong_arg < 0) |
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|
4714 arg_sign = -1; |
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4715 break; |
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|
4716 # endif |
272 | 4717 } |
4718 } | |
4719 else | |
4720 { | |
4721 /* unsigned */ | |
4722 switch (length_modifier) | |
4723 { | |
4724 case '\0': | |
4725 case 'h': | |
449 | 4726 uint_arg = |
4727 # if defined(FEAT_EVAL) | |
1883 | 4728 tvs != NULL ? (unsigned) |
4729 tv_nr(tvs, &arg_idx) : | |
449 | 4730 # endif |
4731 va_arg(ap, unsigned int); | |
272 | 4732 if (uint_arg != 0) |
4733 arg_sign = 1; | |
4734 break; | |
4735 case 'l': | |
449 | 4736 ulong_arg = |
4737 # if defined(FEAT_EVAL) | |
1883 | 4738 tvs != NULL ? (unsigned long) |
4739 tv_nr(tvs, &arg_idx) : | |
449 | 4740 # endif |
4741 va_arg(ap, unsigned long int); | |
272 | 4742 if (ulong_arg != 0) |
4743 arg_sign = 1; | |
4744 break; | |
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4745 # ifdef FEAT_NUM64 |
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4746 case 'L': |
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4747 ullong_arg = |
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4748 # if defined(FEAT_EVAL) |
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4749 tvs != NULL ? (uvarnumber_T) |
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4750 tv_nr(tvs, &arg_idx) : |
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4751 # endif |
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|
4752 va_arg(ap, uvarnumber_T); |
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4753 if (ullong_arg != 0) |
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4754 arg_sign = 1; |
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4755 break; |
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|
4756 # endif |
272 | 4757 } |
4758 } | |
4759 | |
4760 str_arg = tmp; | |
4761 str_arg_l = 0; | |
4762 | |
4763 /* NOTE: | |
4764 * For d, i, u, o, x, and X conversions, if precision is | |
4765 * specified, the '0' flag should be ignored. This is so | |
4766 * with Solaris 2.6, Digital UNIX 4.0, HPUX 10, Linux, | |
4767 * FreeBSD, NetBSD; but not with Perl. | |
4768 */ | |
4769 if (precision_specified) | |
4770 zero_padding = 0; | |
4771 if (fmt_spec == 'd') | |
4772 { | |
4773 if (force_sign && arg_sign >= 0) | |
4774 tmp[str_arg_l++] = space_for_positive ? ' ' : '+'; | |
4775 /* leave negative numbers for sprintf to handle, to | |
4776 * avoid handling tricky cases like (short int)-32768 */ | |
4777 } | |
4778 else if (alternate_form) | |
4779 { | |
4780 if (arg_sign != 0 | |
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4781 && (fmt_spec == 'b' || fmt_spec == 'B' |
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4782 || fmt_spec == 'x' || fmt_spec == 'X') ) |
272 | 4783 { |
4784 tmp[str_arg_l++] = '0'; | |
4785 tmp[str_arg_l++] = fmt_spec; | |
4786 } | |
4787 /* alternate form should have no effect for p | |
4788 * conversion, but ... */ | |
4789 } | |
4790 | |
4791 zero_padding_insertion_ind = str_arg_l; | |
4792 if (!precision_specified) | |
4793 precision = 1; /* default precision is 1 */ | |
4794 if (precision == 0 && arg_sign == 0) | |
4795 { | |
4796 /* When zero value is formatted with an explicit | |
4797 * precision 0, the resulting formatted string is | |
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4798 * empty (d, i, u, b, B, o, x, X, p). */ |
272 | 4799 } |
4800 else | |
4801 { | |
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4802 char f[6]; |
272 | 4803 int f_l = 0; |
4804 | |
4805 /* construct a simple format string for sprintf */ | |
4806 f[f_l++] = '%'; | |
4807 if (!length_modifier) | |
4808 ; | |
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|
4809 else if (length_modifier == 'L') |
272 | 4810 { |
9389
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|
4811 # ifdef FEAT_NUM64 |
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|
4812 # ifdef WIN3264 |
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4813 f[f_l++] = 'I'; |
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4814 f[f_l++] = '6'; |
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4815 f[f_l++] = '4'; |
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4816 # else |
272 | 4817 f[f_l++] = 'l'; |
4818 f[f_l++] = 'l'; | |
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4819 # endif |
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4820 # else |
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4821 f[f_l++] = 'l'; |
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|
4822 # endif |
272 | 4823 } |
4824 else | |
4825 f[f_l++] = length_modifier; | |
4826 f[f_l++] = fmt_spec; | |
4827 f[f_l++] = '\0'; | |
4828 | |
4829 if (fmt_spec == 'p') | |
4830 str_arg_l += sprintf(tmp + str_arg_l, f, ptr_arg); | |
9894
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4831 else if (fmt_spec == 'b' || fmt_spec == 'B') |
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4832 { |
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4833 char b[8 * sizeof(uvarnumber_T)]; |
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4834 size_t b_l = 0; |
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|
4835 uvarnumber_T bn = bin_arg; |
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4836 |
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|
4837 do |
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|
4838 { |
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|
4839 b[sizeof(b) - ++b_l] = '0' + (bn & 0x1); |
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4840 bn >>= 1; |
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4841 } |
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4842 while (bn != 0); |
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4843 |
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4844 memcpy(tmp + str_arg_l, b + sizeof(b) - b_l, b_l); |
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4845 str_arg_l += b_l; |
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|
4846 } |
272 | 4847 else if (fmt_spec == 'd') |
4848 { | |
4849 /* signed */ | |
4850 switch (length_modifier) | |
4851 { | |
4852 case '\0': | |
4853 case 'h': str_arg_l += sprintf( | |
4854 tmp + str_arg_l, f, int_arg); | |
4855 break; | |
4856 case 'l': str_arg_l += sprintf( | |
4857 tmp + str_arg_l, f, long_arg); | |
4858 break; | |
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4859 # ifdef FEAT_NUM64 |
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4860 case 'L': str_arg_l += sprintf( |
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4861 tmp + str_arg_l, f, llong_arg); |
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4862 break; |
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4863 # endif |
272 | 4864 } |
4865 } | |
4866 else | |
4867 { | |
4868 /* unsigned */ | |
4869 switch (length_modifier) | |
4870 { | |
4871 case '\0': | |
4872 case 'h': str_arg_l += sprintf( | |
4873 tmp + str_arg_l, f, uint_arg); | |
4874 break; | |
4875 case 'l': str_arg_l += sprintf( | |
4876 tmp + str_arg_l, f, ulong_arg); | |
4877 break; | |
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|
4878 # ifdef FEAT_NUM64 |
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4879 case 'L': str_arg_l += sprintf( |
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4880 tmp + str_arg_l, f, ullong_arg); |
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4881 break; |
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4882 # endif |
272 | 4883 } |
4884 } | |
4885 | |
4886 /* include the optional minus sign and possible | |
4887 * "0x" in the region before the zero padding | |
4888 * insertion point */ | |
4889 if (zero_padding_insertion_ind < str_arg_l | |
4890 && tmp[zero_padding_insertion_ind] == '-') | |
4891 zero_padding_insertion_ind++; | |
4892 if (zero_padding_insertion_ind + 1 < str_arg_l | |
4893 && tmp[zero_padding_insertion_ind] == '0' | |
4894 && (tmp[zero_padding_insertion_ind + 1] == 'x' | |
4895 || tmp[zero_padding_insertion_ind + 1] == 'X')) | |
4896 zero_padding_insertion_ind += 2; | |
4897 } | |
4898 | |
4899 { | |
4900 size_t num_of_digits = str_arg_l | |
4901 - zero_padding_insertion_ind; | |
4902 | |
4903 if (alternate_form && fmt_spec == 'o' | |
4904 /* unless zero is already the first | |
4905 * character */ | |
4906 && !(zero_padding_insertion_ind < str_arg_l | |
4907 && tmp[zero_padding_insertion_ind] == '0')) | |
4908 { | |
4909 /* assure leading zero for alternate-form | |
4910 * octal numbers */ | |
4911 if (!precision_specified | |
4912 || precision < num_of_digits + 1) | |
4913 { | |
4914 /* precision is increased to force the | |
4915 * first character to be zero, except if a | |
4916 * zero value is formatted with an | |
4917 * explicit precision of zero */ | |
4918 precision = num_of_digits + 1; | |
4919 precision_specified = 1; | |
4920 } | |
4921 } | |
4922 /* zero padding to specified precision? */ | |
4923 if (num_of_digits < precision) | |
4924 number_of_zeros_to_pad = precision - num_of_digits; | |
4925 } | |
4926 /* zero padding to specified minimal field width? */ | |
4927 if (!justify_left && zero_padding) | |
4928 { | |
835 | 4929 int n = (int)(min_field_width - (str_arg_l |
4930 + number_of_zeros_to_pad)); | |
272 | 4931 if (n > 0) |
4932 number_of_zeros_to_pad += n; | |
4933 } | |
4934 break; | |
4935 } | |
4936 | |
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4937 # ifdef FEAT_FLOAT |
1619 | 4938 case 'f': |
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4939 case 'F': |
1619 | 4940 case 'e': |
4941 case 'E': | |
4942 case 'g': | |
4943 case 'G': | |
4944 { | |
4945 /* Floating point. */ | |
4946 double f; | |
4947 double abs_f; | |
4948 char format[40]; | |
4949 int l; | |
4950 int remove_trailing_zeroes = FALSE; | |
4951 | |
4952 f = | |
4953 # if defined(FEAT_EVAL) | |
4954 tvs != NULL ? tv_float(tvs, &arg_idx) : | |
4955 # endif | |
4956 va_arg(ap, double); | |
4957 abs_f = f < 0 ? -f : f; | |
4958 | |
4959 if (fmt_spec == 'g' || fmt_spec == 'G') | |
4960 { | |
4961 /* Would be nice to use %g directly, but it prints | |
4962 * "1.0" as "1", we don't want that. */ | |
4963 if ((abs_f >= 0.001 && abs_f < 10000000.0) | |
4964 || abs_f == 0.0) | |
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4965 fmt_spec = ASCII_ISUPPER(fmt_spec) ? 'F' : 'f'; |
1619 | 4966 else |
4967 fmt_spec = fmt_spec == 'g' ? 'e' : 'E'; | |
4968 remove_trailing_zeroes = TRUE; | |
4969 } | |
4970 | |
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4971 if ((fmt_spec == 'f' || fmt_spec == 'F') && |
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4972 # ifdef VAX |
1783 | 4973 abs_f > 1.0e38 |
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4974 # else |
1783 | 4975 abs_f > 1.0e307 |
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4976 # endif |
1783 | 4977 ) |
1619 | 4978 { |
4979 /* Avoid a buffer overflow */ | |
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4980 STRCPY(tmp, infinity_str(f > 0.0, fmt_spec, |
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4981 force_sign, space_for_positive)); |
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4982 str_arg_l = STRLEN(tmp); |
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4983 zero_padding = 0; |
1619 | 4984 } |
4985 else | |
4986 { | |
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4987 if (isnan(f)) |
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4988 { |
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|
4989 /* Not a number: nan or NAN */ |
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4990 STRCPY(tmp, ASCII_ISUPPER(fmt_spec) ? "NAN" |
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4991 : "nan"); |
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4992 str_arg_l = 3; |
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4993 zero_padding = 0; |
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4994 } |
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4995 else if (isinf(f)) |
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4996 { |
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4997 STRCPY(tmp, infinity_str(f > 0.0, fmt_spec, |
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4998 force_sign, space_for_positive)); |
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4999 str_arg_l = STRLEN(tmp); |
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5000 zero_padding = 0; |
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5001 } |
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5002 else |
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5003 { |
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5004 /* Regular float number */ |
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5005 format[0] = '%'; |
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5006 l = 1; |
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5007 if (force_sign) |
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|
5008 format[l++] = space_for_positive ? ' ' : '+'; |
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diff
changeset
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5009 if (precision_specified) |
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parents:
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diff
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|
5010 { |
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5011 size_t max_prec = TMP_LEN - 10; |
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|
5012 |
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parents:
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5013 /* Make sure we don't get more digits than we |
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5014 * have room for. */ |
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parents:
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5015 if ((fmt_spec == 'f' || fmt_spec == 'F') |
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5016 && abs_f > 1.0) |
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5017 max_prec -= (size_t)log10(abs_f); |
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5018 if (precision > max_prec) |
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5019 precision = max_prec; |
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5020 l += sprintf(format + l, ".%d", (int)precision); |
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5021 } |
10040
48f70e0c696a
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5022 format[l] = fmt_spec == 'F' ? 'f' : fmt_spec; |
10038
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5023 format[l + 1] = NUL; |
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5024 |
10015
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5025 str_arg_l = sprintf(tmp, format, f); |
13188
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5026 } |
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commit https://github.com/vim/vim/commit/9992237a3e791fbc0c1ebf743ece1b75e1488410
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changeset
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5027 |
1619 | 5028 if (remove_trailing_zeroes) |
5029 { | |
5030 int i; | |
1757 | 5031 char *tp; |
1619 | 5032 |
5033 /* Using %g or %G: remove superfluous zeroes. */ | |
10038
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5034 if (fmt_spec == 'f' || fmt_spec == 'F') |
1757 | 5035 tp = tmp + str_arg_l - 1; |
1619 | 5036 else |
5037 { | |
1757 | 5038 tp = (char *)vim_strchr((char_u *)tmp, |
1619 | 5039 fmt_spec == 'e' ? 'e' : 'E'); |
1757 | 5040 if (tp != NULL) |
1619 | 5041 { |
5042 /* Remove superfluous '+' and leading | |
5043 * zeroes from the exponent. */ | |
1757 | 5044 if (tp[1] == '+') |
1619 | 5045 { |
5046 /* Change "1.0e+07" to "1.0e07" */ | |
1757 | 5047 STRMOVE(tp + 1, tp + 2); |
1619 | 5048 --str_arg_l; |
5049 } | |
1757 | 5050 i = (tp[1] == '-') ? 2 : 1; |
5051 while (tp[i] == '0') | |
1619 | 5052 { |
5053 /* Change "1.0e07" to "1.0e7" */ | |
1757 | 5054 STRMOVE(tp + i, tp + i + 1); |
1619 | 5055 --str_arg_l; |
5056 } | |
1757 | 5057 --tp; |
1619 | 5058 } |
5059 } | |
5060 | |
1757 | 5061 if (tp != NULL && !precision_specified) |
1619 | 5062 /* Remove trailing zeroes, but keep the one |
5063 * just after a dot. */ | |
1757 | 5064 while (tp > tmp + 2 && *tp == '0' |
5065 && tp[-1] != '.') | |
1619 | 5066 { |
1757 | 5067 STRMOVE(tp, tp + 1); |
5068 --tp; | |
1619 | 5069 --str_arg_l; |
5070 } | |
5071 } | |
5072 else | |
5073 { | |
1757 | 5074 char *tp; |
1619 | 5075 |
5076 /* Be consistent: some printf("%e") use 1.0e+12 | |
5077 * and some 1.0e+012. Remove one zero in the last | |
5078 * case. */ | |
1757 | 5079 tp = (char *)vim_strchr((char_u *)tmp, |
1619 | 5080 fmt_spec == 'e' ? 'e' : 'E'); |
1757 | 5081 if (tp != NULL && (tp[1] == '+' || tp[1] == '-') |
5082 && tp[2] == '0' | |
5083 && vim_isdigit(tp[3]) | |
5084 && vim_isdigit(tp[4])) | |
1619 | 5085 { |
1757 | 5086 STRMOVE(tp + 2, tp + 3); |
1619 | 5087 --str_arg_l; |
5088 } | |
5089 } | |
5090 } | |
10038
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5091 if (zero_padding && min_field_width > str_arg_l |
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5092 && (tmp[0] == '-' || force_sign)) |
7cf4e210cf3c
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5093 { |
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diff
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|
5094 /* padding 0's should be inserted after the sign */ |
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diff
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5095 number_of_zeros_to_pad = min_field_width - str_arg_l; |
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5096 zero_padding_insertion_ind = 1; |
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5097 } |
1619 | 5098 str_arg = tmp; |
5099 break; | |
5100 } | |
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5101 # endif |
1619 | 5102 |
272 | 5103 default: |
5104 /* unrecognized conversion specifier, keep format string | |
5105 * as-is */ | |
5106 zero_padding = 0; /* turn zero padding off for non-numeric | |
1189 | 5107 conversion */ |
272 | 5108 justify_left = 1; |
856 | 5109 min_field_width = 0; /* reset flags */ |
272 | 5110 |
5111 /* discard the unrecognized conversion, just keep * | |
856 | 5112 * the unrecognized conversion character */ |
272 | 5113 str_arg = p; |
5114 str_arg_l = 0; | |
5115 if (*p != NUL) | |
5116 str_arg_l++; /* include invalid conversion specifier | |
5117 unchanged if not at end-of-string */ | |
5118 break; | |
5119 } | |
5120 | |
5121 if (*p != NUL) | |
5122 p++; /* step over the just processed conversion specifier */ | |
5123 | |
5124 /* insert padding to the left as requested by min_field_width; | |
5125 * this does not include the zero padding in case of numerical | |
5126 * conversions*/ | |
5127 if (!justify_left) | |
5128 { | |
5129 /* left padding with blank or zero */ | |
835 | 5130 int pn = (int)(min_field_width - (str_arg_l + number_of_zeros_to_pad)); |
275 | 5131 |
5132 if (pn > 0) | |
272 | 5133 { |
5134 if (str_l < str_m) | |
5135 { | |
5136 size_t avail = str_m - str_l; | |
5137 | |
5138 vim_memset(str + str_l, zero_padding ? '0' : ' ', | |
1883 | 5139 (size_t)pn > avail ? avail |
5140 : (size_t)pn); | |
272 | 5141 } |
275 | 5142 str_l += pn; |
272 | 5143 } |
5144 } | |
5145 | |
5146 /* zero padding as requested by the precision or by the minimal | |
5147 * field width for numeric conversions required? */ | |
330 | 5148 if (number_of_zeros_to_pad == 0) |
272 | 5149 { |
5150 /* will not copy first part of numeric right now, * | |
5151 * force it to be copied later in its entirety */ | |
5152 zero_padding_insertion_ind = 0; | |
5153 } | |
5154 else | |
5155 { | |
5156 /* insert first part of numerics (sign or '0x') before zero | |
5157 * padding */ | |
835 | 5158 int zn = (int)zero_padding_insertion_ind; |
275 | 5159 |
5160 if (zn > 0) | |
272 | 5161 { |
5162 if (str_l < str_m) | |
5163 { | |
5164 size_t avail = str_m - str_l; | |
5165 | |
5166 mch_memmove(str + str_l, str_arg, | |
1883 | 5167 (size_t)zn > avail ? avail |
5168 : (size_t)zn); | |
272 | 5169 } |
275 | 5170 str_l += zn; |
272 | 5171 } |
5172 | |
5173 /* insert zero padding as requested by the precision or min | |
5174 * field width */ | |
835 | 5175 zn = (int)number_of_zeros_to_pad; |
275 | 5176 if (zn > 0) |
272 | 5177 { |
5178 if (str_l < str_m) | |
5179 { | |
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5180 size_t avail = str_m - str_l; |
272 | 5181 |
275 | 5182 vim_memset(str + str_l, '0', |
1883 | 5183 (size_t)zn > avail ? avail |
5184 : (size_t)zn); | |
272 | 5185 } |
275 | 5186 str_l += zn; |
272 | 5187 } |
5188 } | |
5189 | |
5190 /* insert formatted string | |
5191 * (or as-is conversion specifier for unknown conversions) */ | |
5192 { | |
835 | 5193 int sn = (int)(str_arg_l - zero_padding_insertion_ind); |
275 | 5194 |
5195 if (sn > 0) | |
272 | 5196 { |
5197 if (str_l < str_m) | |
5198 { | |
5199 size_t avail = str_m - str_l; | |
5200 | |
5201 mch_memmove(str + str_l, | |
5202 str_arg + zero_padding_insertion_ind, | |
1883 | 5203 (size_t)sn > avail ? avail : (size_t)sn); |
272 | 5204 } |
275 | 5205 str_l += sn; |
272 | 5206 } |
5207 } | |
5208 | |
5209 /* insert right padding */ | |
5210 if (justify_left) | |
5211 { | |
5212 /* right blank padding to the field width */ | |
1619 | 5213 int pn = (int)(min_field_width |
5214 - (str_arg_l + number_of_zeros_to_pad)); | |
275 | 5215 |
5216 if (pn > 0) | |
272 | 5217 { |
5218 if (str_l < str_m) | |
5219 { | |
5220 size_t avail = str_m - str_l; | |
5221 | |
275 | 5222 vim_memset(str + str_l, ' ', |
1883 | 5223 (size_t)pn > avail ? avail |
5224 : (size_t)pn); | |
272 | 5225 } |
275 | 5226 str_l += pn; |
272 | 5227 } |
5228 } | |
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5229 vim_free(tofree); |
272 | 5230 } |
5231 } | |
5232 | |
5233 if (str_m > 0) | |
5234 { | |
437 | 5235 /* make sure the string is nul-terminated even at the expense of |
272 | 5236 * overwriting the last character (shouldn't happen, but just in case) |
5237 * */ | |
5238 str[str_l <= str_m - 1 ? str_l : str_m - 1] = '\0'; | |
5239 } | |
5240 | |
482 | 5241 if (tvs != NULL && tvs[arg_idx - 1].v_type != VAR_UNKNOWN) |
449 | 5242 EMSG(_("E767: Too many arguments to printf()")); |
5243 | |
437 | 5244 /* Return the number of characters formatted (excluding trailing nul |
272 | 5245 * character), that is, the number of characters that would have been |
5246 * written to the buffer if it were large enough. */ | |
5247 return (int)str_l; | |
5248 } | |
5249 | |
5250 #endif /* PROTO */ |