Mercurial > vim
annotate src/message.c @ 11133:d8e830e32be9 v8.0.0454
patch 8.0.0454: compiler warnings for "always true" comparison
commit https://github.com/vim/vim/commit/977d03733601948ab334fec24d0da82bc18c57c3
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Mar 12 21:31:58 2017 +0100
patch 8.0.0454: compiler warnings for "always true" comparison
Problem: Compiler warnings for comparing unsigned char with 256 always
being true. (Manuel Ortega)
Solution: Add type cast.
author | Christian Brabandt <cb@256bit.org> |
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date | Sun, 12 Mar 2017 21:45:04 +0100 |
parents | f4ea50924c6d |
children | 501f46f7644c |
rev | line source |
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
7 | 2 * |
3 * VIM - Vi IMproved by Bram Moolenaar | |
4 * | |
5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
6 * Do ":help credits" in Vim to see a list of people who contributed. | |
7 * See README.txt for an overview of the Vim source code. | |
8 */ | |
9 | |
10 /* | |
11 * message.c: functions for displaying messages on the command line | |
12 */ | |
13 | |
14 #define MESSAGE_FILE /* don't include prototype for smsg() */ | |
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15 #define USING_FLOAT_STUFF |
7 | 16 |
17 #include "vim.h" | |
18 | |
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19 static int other_sourcing_name(void); |
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20 static char_u *get_emsg_source(void); |
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21 static char_u *get_emsg_lnum(void); |
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22 static void add_msg_hist(char_u *s, int len, int attr); |
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23 static void hit_return_msg(void); |
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24 static void msg_home_replace_attr(char_u *fname, int attr); |
7 | 25 #ifdef FEAT_MBYTE |
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26 static char_u *screen_puts_mbyte(char_u *s, int l, int attr); |
7 | 27 #endif |
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28 static void msg_puts_attr_len(char_u *str, int maxlen, int attr); |
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29 static void msg_puts_display(char_u *str, int maxlen, int attr, int recurse); |
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30 static void msg_scroll_up(void); |
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31 static void inc_msg_scrolled(void); |
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32 static void store_sb_text(char_u **sb_str, char_u *s, int attr, int *sb_col, int finish); |
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33 static void t_puts(int *t_col, char_u *t_s, char_u *s, int attr); |
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34 static void msg_puts_printf(char_u *str, int maxlen); |
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35 static int do_more_prompt(int typed_char); |
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36 static void msg_screen_putchar(int c, int attr); |
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37 static int msg_check_screen(void); |
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38 static void redir_write(char_u *s, int maxlen); |
7 | 39 #ifdef FEAT_CON_DIALOG |
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40 static char_u *msg_show_console_dialog(char_u *message, char_u *buttons, int dfltbutton); |
7 | 41 static int confirm_msg_used = FALSE; /* displaying confirm_msg */ |
42 static char_u *confirm_msg = NULL; /* ":confirm" message */ | |
43 static char_u *confirm_msg_tail; /* tail of confirm_msg */ | |
44 #endif | |
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45 #ifdef FEAT_JOB_CHANNEL |
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46 static int emsg_to_channel_log = FALSE; |
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47 #endif |
7 | 48 |
49 struct msg_hist | |
50 { | |
51 struct msg_hist *next; | |
52 char_u *msg; | |
53 int attr; | |
54 }; | |
55 | |
56 static struct msg_hist *first_msg_hist = NULL; | |
57 static struct msg_hist *last_msg_hist = NULL; | |
58 static int msg_hist_len = 0; | |
59 | |
3072 | 60 static FILE *verbose_fd = NULL; |
61 static int verbose_did_open = FALSE; | |
62 | |
7 | 63 /* |
64 * When writing messages to the screen, there are many different situations. | |
65 * A number of variables is used to remember the current state: | |
66 * msg_didany TRUE when messages were written since the last time the | |
67 * user reacted to a prompt. | |
68 * Reset: After hitting a key for the hit-return prompt, | |
69 * hitting <CR> for the command line or input(). | |
70 * Set: When any message is written to the screen. | |
71 * msg_didout TRUE when something was written to the current line. | |
72 * Reset: When advancing to the next line, when the current | |
73 * text can be overwritten. | |
74 * Set: When any message is written to the screen. | |
75 * msg_nowait No extra delay for the last drawn message. | |
76 * Used in normal_cmd() before the mode message is drawn. | |
77 * emsg_on_display There was an error message recently. Indicates that there | |
78 * should be a delay before redrawing. | |
79 * msg_scroll The next message should not overwrite the current one. | |
80 * msg_scrolled How many lines the screen has been scrolled (because of | |
81 * messages). Used in update_screen() to scroll the screen | |
82 * back. Incremented each time the screen scrolls a line. | |
83 * msg_scrolled_ign TRUE when msg_scrolled is non-zero and msg_puts_attr() | |
84 * writes something without scrolling should not make | |
85 * need_wait_return to be set. This is a hack to make ":ts" | |
86 * work without an extra prompt. | |
87 * lines_left Number of lines available for messages before the | |
3240 | 88 * more-prompt is to be given. -1 when not set. |
7 | 89 * need_wait_return TRUE when the hit-return prompt is needed. |
90 * Reset: After giving the hit-return prompt, when the user | |
91 * has answered some other prompt. | |
92 * Set: When the ruler or typeahead display is overwritten, | |
93 * scrolling the screen for some message. | |
94 * keep_msg Message to be displayed after redrawing the screen, in | |
95 * main_loop(). | |
96 * This is an allocated string or NULL when not used. | |
97 */ | |
98 | |
99 /* | |
100 * msg(s) - displays the string 's' on the status line | |
101 * When terminal not initialized (yet) mch_errmsg(..) is used. | |
102 * return TRUE if wait_return not called | |
103 */ | |
104 int | |
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105 msg(char_u *s) |
7 | 106 { |
107 return msg_attr_keep(s, 0, FALSE); | |
108 } | |
109 | |
291 | 110 #if defined(FEAT_EVAL) || defined(FEAT_X11) || defined(USE_XSMP) \ |
1924 | 111 || defined(FEAT_GUI_GTK) || defined(PROTO) |
291 | 112 /* |
113 * Like msg() but keep it silent when 'verbosefile' is set. | |
114 */ | |
115 int | |
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116 verb_msg(char_u *s) |
291 | 117 { |
118 int n; | |
119 | |
120 verbose_enter(); | |
121 n = msg_attr_keep(s, 0, FALSE); | |
122 verbose_leave(); | |
123 | |
124 return n; | |
125 } | |
126 #endif | |
127 | |
7 | 128 int |
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129 msg_attr(char_u *s, int attr) |
7 | 130 { |
131 return msg_attr_keep(s, attr, FALSE); | |
132 } | |
133 | |
134 int | |
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135 msg_attr_keep( |
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136 char_u *s, |
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137 int attr, |
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138 int keep) /* TRUE: set keep_msg if it doesn't scroll */ |
7 | 139 { |
140 static int entered = 0; | |
141 int retval; | |
142 char_u *buf = NULL; | |
143 | |
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144 /* Skip messages not matching ":filter pattern". |
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145 * Don't filter when there is an error. */ |
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146 if (!emsg_on_display && message_filtered(s)) |
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147 return TRUE; |
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148 |
7 | 149 #ifdef FEAT_EVAL |
150 if (attr == 0) | |
151 set_vim_var_string(VV_STATUSMSG, s, -1); | |
152 #endif | |
153 | |
154 /* | |
155 * It is possible that displaying a messages causes a problem (e.g., | |
156 * when redrawing the window), which causes another message, etc.. To | |
157 * break this loop, limit the recursiveness to 3 levels. | |
158 */ | |
159 if (entered >= 3) | |
160 return TRUE; | |
161 ++entered; | |
162 | |
163 /* Add message to history (unless it's a repeated kept message or a | |
164 * truncated message) */ | |
165 if (s != keep_msg | |
166 || (*s != '<' | |
167 && last_msg_hist != NULL | |
168 && last_msg_hist->msg != NULL | |
169 && STRCMP(s, last_msg_hist->msg))) | |
170 add_msg_hist(s, -1, attr); | |
171 | |
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172 #ifdef FEAT_JOB_CHANNEL |
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173 if (emsg_to_channel_log) |
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174 { |
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175 /* Write message in the channel log. */ |
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176 ch_logs(NULL, "ERROR: %s", (char *)s); |
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177 } |
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178 #endif |
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179 |
7 | 180 /* When displaying keep_msg, don't let msg_start() free it, caller must do |
181 * that. */ | |
182 if (s == keep_msg) | |
183 keep_msg = NULL; | |
184 | |
185 /* Truncate the message if needed. */ | |
513 | 186 msg_start(); |
187 buf = msg_strtrunc(s, FALSE); | |
7 | 188 if (buf != NULL) |
189 s = buf; | |
190 | |
191 msg_outtrans_attr(s, attr); | |
192 msg_clr_eos(); | |
193 retval = msg_end(); | |
194 | |
195 if (keep && retval && vim_strsize(s) < (int)(Rows - cmdline_row - 1) | |
196 * Columns + sc_col) | |
678 | 197 set_keep_msg(s, 0); |
7 | 198 |
199 vim_free(buf); | |
200 --entered; | |
201 return retval; | |
202 } | |
203 | |
204 /* | |
205 * Truncate a string such that it can be printed without causing a scroll. | |
206 * Returns an allocated string or NULL when no truncating is done. | |
207 */ | |
208 char_u * | |
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209 msg_strtrunc( |
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210 char_u *s, |
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211 int force) /* always truncate */ |
7 | 212 { |
213 char_u *buf = NULL; | |
214 int len; | |
215 int room; | |
216 | |
217 /* May truncate message to avoid a hit-return prompt */ | |
513 | 218 if ((!msg_scroll && !need_wait_return && shortmess(SHM_TRUNCALL) |
219 && !exmode_active && msg_silent == 0) || force) | |
7 | 220 { |
221 len = vim_strsize(s); | |
539 | 222 if (msg_scrolled != 0) |
513 | 223 /* Use all the columns. */ |
224 room = (int)(Rows - msg_row) * Columns - 1; | |
225 else | |
226 /* Use up to 'showcmd' column. */ | |
227 room = (int)(Rows - msg_row - 1) * Columns + sc_col - 1; | |
7 | 228 if (len > room && room > 0) |
229 { | |
230 #ifdef FEAT_MBYTE | |
231 if (enc_utf8) | |
232 /* may have up to 18 bytes per cell (6 per char, up to two | |
233 * composing chars) */ | |
3277 | 234 len = (room + 2) * 18; |
7 | 235 else if (enc_dbcs == DBCS_JPNU) |
236 /* may have up to 2 bytes per cell for euc-jp */ | |
3277 | 237 len = (room + 2) * 2; |
7 | 238 else |
239 #endif | |
3277 | 240 len = room + 2; |
241 buf = alloc(len); | |
7 | 242 if (buf != NULL) |
3277 | 243 trunc_string(s, buf, room, len); |
7 | 244 } |
245 } | |
246 return buf; | |
247 } | |
248 | |
249 /* | |
250 * Truncate a string "s" to "buf" with cell width "room". | |
251 * "s" and "buf" may be equal. | |
252 */ | |
253 void | |
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254 trunc_string( |
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255 char_u *s, |
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256 char_u *buf, |
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257 int room_in, |
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258 int buflen) |
7 | 259 { |
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260 size_t room = room_in - 3; /* "..." takes 3 chars */ |
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261 size_t half; |
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262 size_t len = 0; |
7 | 263 int e; |
264 int i; | |
265 int n; | |
266 | |
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267 if (room_in < 3) |
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268 room = 0; |
7 | 269 half = room / 2; |
270 | |
271 /* First part: Start of the string. */ | |
3277 | 272 for (e = 0; len < half && e < buflen; ++e) |
7 | 273 { |
274 if (s[e] == NUL) | |
275 { | |
276 /* text fits without truncating! */ | |
277 buf[e] = NUL; | |
278 return; | |
279 } | |
280 n = ptr2cells(s + e); | |
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281 if (len + n > half) |
7 | 282 break; |
283 len += n; | |
284 buf[e] = s[e]; | |
285 #ifdef FEAT_MBYTE | |
286 if (has_mbyte) | |
474 | 287 for (n = (*mb_ptr2len)(s + e); --n > 0; ) |
7 | 288 { |
3277 | 289 if (++e == buflen) |
290 break; | |
7 | 291 buf[e] = s[e]; |
292 } | |
293 #endif | |
294 } | |
295 | |
296 /* Last part: End of the string. */ | |
297 i = e; | |
298 #ifdef FEAT_MBYTE | |
299 if (enc_dbcs != 0) | |
300 { | |
301 /* For DBCS going backwards in a string is slow, but | |
302 * computing the cell width isn't too slow: go forward | |
303 * until the rest fits. */ | |
304 n = vim_strsize(s + i); | |
305 while (len + n > room) | |
306 { | |
307 n -= ptr2cells(s + i); | |
474 | 308 i += (*mb_ptr2len)(s + i); |
7 | 309 } |
310 } | |
311 else if (enc_utf8) | |
312 { | |
313 /* For UTF-8 we can go backwards easily. */ | |
714 | 314 half = i = (int)STRLEN(s); |
7 | 315 for (;;) |
316 { | |
714 | 317 do |
318 half = half - (*mb_head_off)(s, s + half - 1) - 1; | |
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319 while (half > 0 && utf_iscomposing(utf_ptr2char(s + half))); |
7 | 320 n = ptr2cells(s + half); |
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321 if (len + n > room || half == 0) |
7 | 322 break; |
323 len += n; | |
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324 i = (int)half; |
7 | 325 } |
326 } | |
327 else | |
328 #endif | |
329 { | |
330 for (i = (int)STRLEN(s); len + (n = ptr2cells(s + i - 1)) <= room; --i) | |
331 len += n; | |
332 } | |
333 | |
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334 |
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335 if (i <= e + 3) |
3277 | 336 { |
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337 /* text fits without truncating */ |
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338 if (s != buf) |
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339 { |
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340 len = STRLEN(s); |
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341 if (len >= (size_t)buflen) |
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342 len = buflen - 1; |
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343 len = len - e + 1; |
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344 if (len < 1) |
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345 buf[e - 1] = NUL; |
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346 else |
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347 mch_memmove(buf + e, s + e, len); |
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348 } |
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349 } |
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350 else if (e + 3 < buflen) |
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351 { |
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352 /* set the middle and copy the last part */ |
3277 | 353 mch_memmove(buf + e, "...", (size_t)3); |
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354 len = STRLEN(s + i) + 1; |
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355 if (len >= (size_t)buflen - e - 3) |
3277 | 356 len = buflen - e - 3 - 1; |
357 mch_memmove(buf + e + 3, s + i, len); | |
358 buf[e + 3 + len - 1] = NUL; | |
359 } | |
360 else | |
361 { | |
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362 /* can't fit in the "...", just truncate it */ |
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363 buf[e - 1] = NUL; |
3277 | 364 } |
7 | 365 } |
366 | |
367 /* | |
368 * Automatic prototype generation does not understand this function. | |
369 * Note: Caller of smgs() and smsg_attr() must check the resulting string is | |
370 * shorter than IOSIZE!!! | |
371 */ | |
372 #ifndef PROTO | |
373 | |
272 | 374 int vim_snprintf(char *str, size_t str_m, char *fmt, ...); |
375 | |
7 | 376 int |
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377 # ifdef __BORLANDC__ |
7 | 378 _RTLENTRYF |
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379 # endif |
7 | 380 smsg(char_u *s, ...) |
381 { | |
382 va_list arglist; | |
383 | |
384 va_start(arglist, s); | |
449 | 385 vim_vsnprintf((char *)IObuff, IOSIZE, (char *)s, arglist, NULL); |
7 | 386 va_end(arglist); |
387 return msg(IObuff); | |
388 } | |
389 | |
390 int | |
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391 # ifdef __BORLANDC__ |
7 | 392 _RTLENTRYF |
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393 # endif |
7 | 394 smsg_attr(int attr, char_u *s, ...) |
395 { | |
396 va_list arglist; | |
397 | |
398 va_start(arglist, s); | |
449 | 399 vim_vsnprintf((char *)IObuff, IOSIZE, (char *)s, arglist, NULL); |
7 | 400 va_end(arglist); |
401 return msg_attr(IObuff, attr); | |
402 } | |
403 | |
404 #endif | |
405 | |
406 /* | |
407 * Remember the last sourcing name/lnum used in an error message, so that it | |
408 * isn't printed each time when it didn't change. | |
409 */ | |
410 static int last_sourcing_lnum = 0; | |
411 static char_u *last_sourcing_name = NULL; | |
412 | |
413 /* | |
414 * Reset the last used sourcing name/lnum. Makes sure it is displayed again | |
415 * for the next error message; | |
416 */ | |
360 | 417 void |
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418 reset_last_sourcing(void) |
7 | 419 { |
420 vim_free(last_sourcing_name); | |
421 last_sourcing_name = NULL; | |
422 last_sourcing_lnum = 0; | |
423 } | |
424 | |
425 /* | |
16 | 426 * Return TRUE if "sourcing_name" differs from "last_sourcing_name". |
427 */ | |
428 static int | |
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429 other_sourcing_name(void) |
16 | 430 { |
431 if (sourcing_name != NULL) | |
432 { | |
433 if (last_sourcing_name != NULL) | |
434 return STRCMP(sourcing_name, last_sourcing_name) != 0; | |
435 return TRUE; | |
436 } | |
437 return FALSE; | |
438 } | |
439 | |
440 /* | |
7 | 441 * Get the message about the source, as used for an error message. |
442 * Returns an allocated string with room for one more character. | |
443 * Returns NULL when no message is to be given. | |
444 */ | |
445 static char_u * | |
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446 get_emsg_source(void) |
7 | 447 { |
448 char_u *Buf, *p; | |
449 | |
16 | 450 if (sourcing_name != NULL && other_sourcing_name()) |
7 | 451 { |
452 p = (char_u *)_("Error detected while processing %s:"); | |
453 Buf = alloc((unsigned)(STRLEN(sourcing_name) + STRLEN(p))); | |
454 if (Buf != NULL) | |
455 sprintf((char *)Buf, (char *)p, sourcing_name); | |
456 return Buf; | |
457 } | |
458 return NULL; | |
459 } | |
460 | |
461 /* | |
462 * Get the message about the source lnum, as used for an error message. | |
463 * Returns an allocated string with room for one more character. | |
464 * Returns NULL when no message is to be given. | |
465 */ | |
466 static char_u * | |
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467 get_emsg_lnum(void) |
7 | 468 { |
469 char_u *Buf, *p; | |
470 | |
471 /* lnum is 0 when executing a command from the command line | |
472 * argument, we don't want a line number then */ | |
473 if (sourcing_name != NULL | |
16 | 474 && (other_sourcing_name() || sourcing_lnum != last_sourcing_lnum) |
7 | 475 && sourcing_lnum != 0) |
476 { | |
477 p = (char_u *)_("line %4ld:"); | |
478 Buf = alloc((unsigned)(STRLEN(p) + 20)); | |
479 if (Buf != NULL) | |
480 sprintf((char *)Buf, (char *)p, (long)sourcing_lnum); | |
481 return Buf; | |
482 } | |
483 return NULL; | |
484 } | |
485 | |
486 /* | |
16 | 487 * Display name and line number for the source of an error. |
488 * Remember the file name and line number, so that for the next error the info | |
489 * is only displayed if it changed. | |
490 */ | |
491 void | |
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492 msg_source(int attr) |
16 | 493 { |
494 char_u *p; | |
495 | |
496 ++no_wait_return; | |
497 p = get_emsg_source(); | |
498 if (p != NULL) | |
499 { | |
500 msg_attr(p, attr); | |
501 vim_free(p); | |
502 } | |
503 p = get_emsg_lnum(); | |
504 if (p != NULL) | |
505 { | |
506 msg_attr(p, hl_attr(HLF_N)); | |
507 vim_free(p); | |
508 last_sourcing_lnum = sourcing_lnum; /* only once for each line */ | |
509 } | |
510 | |
511 /* remember the last sourcing name printed, also when it's empty */ | |
36 | 512 if (sourcing_name == NULL || other_sourcing_name()) |
16 | 513 { |
514 vim_free(last_sourcing_name); | |
515 if (sourcing_name == NULL) | |
516 last_sourcing_name = NULL; | |
517 else | |
518 last_sourcing_name = vim_strsave(sourcing_name); | |
519 } | |
520 --no_wait_return; | |
521 } | |
522 | |
523 /* | |
840 | 524 * Return TRUE if not giving error messages right now: |
525 * If "emsg_off" is set: no error messages at the moment. | |
526 * If "msg" is in 'debug': do error message but without side effects. | |
527 * If "emsg_skip" is set: never do error messages. | |
528 */ | |
529 int | |
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530 emsg_not_now(void) |
840 | 531 { |
532 if ((emsg_off > 0 && vim_strchr(p_debug, 'm') == NULL | |
533 && vim_strchr(p_debug, 't') == NULL) | |
534 #ifdef FEAT_EVAL | |
535 || emsg_skip > 0 | |
536 #endif | |
537 ) | |
538 return TRUE; | |
539 return FALSE; | |
540 } | |
541 | |
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542 #if defined(FEAT_EVAL) || defined(PROTO) |
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543 static garray_T ignore_error_list = GA_EMPTY; |
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544 |
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545 void |
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546 ignore_error_for_testing(char_u *error) |
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547 { |
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548 if (ignore_error_list.ga_itemsize == 0) |
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549 ga_init2(&ignore_error_list, sizeof(char_u *), 1); |
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550 |
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551 ga_add_string(&ignore_error_list, error); |
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552 } |
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553 |
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554 static int |
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555 ignore_error(char_u *msg) |
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556 { |
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557 int i; |
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558 |
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559 for (i = 0; i < ignore_error_list.ga_len; ++i) |
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560 if (strstr((char *)msg, |
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561 (char *)((char_u **)(ignore_error_list.ga_data))[i]) != NULL) |
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562 return TRUE; |
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563 return FALSE; |
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564 } |
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565 #endif |
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566 |
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567 #if !defined(HAVE_STRERROR) || defined(PROTO) |
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568 /* |
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569 * Replacement for perror() that behaves more or less like emsg() was called. |
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570 * v:errmsg will be set and called_emsg will be set. |
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571 */ |
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572 void |
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573 do_perror(char *msg) |
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574 { |
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575 perror(msg); |
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576 ++emsg_silent; |
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577 emsg((char_u *)msg); |
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578 --emsg_silent; |
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579 } |
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580 #endif |
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581 |
840 | 582 /* |
7 | 583 * emsg() - display an error message |
584 * | |
585 * Rings the bell, if appropriate, and calls message() to do the real work | |
586 * When terminal not initialized (yet) mch_errmsg(..) is used. | |
587 * | |
588 * return TRUE if wait_return not called | |
589 */ | |
590 int | |
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591 emsg(char_u *s) |
7 | 592 { |
593 int attr; | |
594 char_u *p; | |
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595 int r; |
7 | 596 #ifdef FEAT_EVAL |
597 int ignore = FALSE; | |
598 int severe; | |
599 #endif | |
600 | |
2679 | 601 /* Skip this if not giving error messages at the moment. */ |
602 if (emsg_not_now()) | |
603 return TRUE; | |
604 | |
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605 #ifdef FEAT_EVAL |
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606 /* When testing some errors are turned into a normal message. */ |
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607 if (ignore_error(s)) |
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608 /* don't call msg() if it results in a dialog */ |
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609 return msg_use_printf() ? FALSE : msg(s); |
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610 #endif |
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611 |
7 | 612 called_emsg = TRUE; |
613 | |
614 /* | |
105 | 615 * If "emsg_severe" is TRUE: When an error exception is to be thrown, |
616 * prefer this message over previous messages for the same command. | |
7 | 617 */ |
618 #ifdef FEAT_EVAL | |
619 severe = emsg_severe; | |
620 emsg_severe = FALSE; | |
621 #endif | |
622 | |
839 | 623 if (!emsg_off || vim_strchr(p_debug, 't') != NULL) |
7 | 624 { |
625 #ifdef FEAT_EVAL | |
626 /* | |
627 * Cause a throw of an error exception if appropriate. Don't display | |
628 * the error message in this case. (If no matching catch clause will | |
629 * be found, the message will be displayed later on.) "ignore" is set | |
630 * when the message should be ignored completely (used for the | |
631 * interrupt message). | |
632 */ | |
633 if (cause_errthrow(s, severe, &ignore) == TRUE) | |
634 { | |
635 if (!ignore) | |
636 did_emsg = TRUE; | |
637 return TRUE; | |
638 } | |
639 | |
640 /* set "v:errmsg", also when using ":silent! cmd" */ | |
641 set_vim_var_string(VV_ERRMSG, s, -1); | |
642 #endif | |
643 | |
644 /* | |
1619 | 645 * When using ":silent! cmd" ignore error messages. |
7 | 646 * But do write it to the redirection file. |
647 */ | |
648 if (emsg_silent != 0) | |
649 { | |
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650 if (emsg_noredir == 0) |
7 | 651 { |
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652 msg_start(); |
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653 p = get_emsg_source(); |
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654 if (p != NULL) |
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655 { |
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656 STRCAT(p, "\n"); |
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657 redir_write(p, -1); |
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658 vim_free(p); |
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659 } |
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660 p = get_emsg_lnum(); |
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661 if (p != NULL) |
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662 { |
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663 STRCAT(p, "\n"); |
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664 redir_write(p, -1); |
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665 vim_free(p); |
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666 } |
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667 redir_write(s, -1); |
7 | 668 } |
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669 #ifdef FEAT_JOB_CHANNEL |
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670 ch_logs(NULL, "ERROR: %s", (char *)s); |
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671 #endif |
7 | 672 return TRUE; |
673 } | |
674 | |
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675 ex_exitval = 1; |
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676 |
7 | 677 /* Reset msg_silent, an error causes messages to be switched back on. */ |
678 msg_silent = 0; | |
679 cmd_silent = FALSE; | |
680 | |
681 if (global_busy) /* break :global command */ | |
682 ++global_busy; | |
683 | |
684 if (p_eb) | |
685 beep_flush(); /* also includes flush_buffers() */ | |
686 else | |
687 flush_buffers(FALSE); /* flush internal buffers */ | |
688 did_emsg = TRUE; /* flag for DoOneCmd() */ | |
689 } | |
690 | |
691 emsg_on_display = TRUE; /* remember there is an error message */ | |
692 ++msg_scroll; /* don't overwrite a previous message */ | |
693 attr = hl_attr(HLF_E); /* set highlight mode for error messages */ | |
539 | 694 if (msg_scrolled != 0) |
7 | 695 need_wait_return = TRUE; /* needed in case emsg() is called after |
696 * wait_return has reset need_wait_return | |
697 * and a redraw is expected because | |
698 * msg_scrolled is non-zero */ | |
699 | |
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700 #ifdef FEAT_JOB_CHANNEL |
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701 emsg_to_channel_log = TRUE; |
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702 #endif |
7 | 703 /* |
704 * Display name and line number for the source of the error. | |
705 */ | |
16 | 706 msg_source(attr); |
7 | 707 |
708 /* | |
709 * Display the error message itself. | |
710 */ | |
16 | 711 msg_nowait = FALSE; /* wait for this msg */ |
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712 r = msg_attr(s, attr); |
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713 |
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714 #ifdef FEAT_JOB_CHANNEL |
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715 emsg_to_channel_log = FALSE; |
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716 #endif |
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717 return r; |
7 | 718 } |
719 | |
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720 |
7 | 721 /* |
722 * Print an error message with one "%s" and one string argument. | |
723 */ | |
724 int | |
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725 emsg2(char_u *s, char_u *a1) |
7 | 726 { |
727 return emsg3(s, a1, NULL); | |
728 } | |
729 | |
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730 /* |
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731 * Print an error message with one or two "%s" and one or two string arguments. |
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732 * This is not in message.c to avoid a warning for prototypes. |
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733 */ |
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734 int |
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735 emsg3(char_u *s, char_u *a1, char_u *a2) |
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736 { |
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737 if (emsg_not_now()) |
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738 return TRUE; /* no error messages at the moment */ |
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739 vim_snprintf((char *)IObuff, IOSIZE, (char *)s, a1, a2); |
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740 return emsg(IObuff); |
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741 } |
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742 |
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743 /* |
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744 * Print an error message with one "%ld" and one long int argument. |
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745 * This is not in message.c to avoid a warning for prototypes. |
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746 */ |
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747 int |
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748 emsgn(char_u *s, long n) |
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749 { |
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750 if (emsg_not_now()) |
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751 return TRUE; /* no error messages at the moment */ |
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752 vim_snprintf((char *)IObuff, IOSIZE, (char *)s, n); |
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753 return emsg(IObuff); |
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754 } |
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755 |
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756 /* |
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757 * Same as emsg(...), but abort on error when ABORT_ON_INTERNAL_ERROR is |
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758 * defined. It is used for internal errors only, so that they can be |
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759 * detected when fuzzing vim. |
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760 */ |
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761 void |
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762 iemsg(char_u *s) |
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763 { |
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764 msg(s); |
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765 #ifdef ABORT_ON_INTERNAL_ERROR |
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766 abort(); |
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767 #endif |
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768 } |
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769 |
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770 |
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771 /* |
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772 * Same as emsg2(...) but abort on error when ABORT_ON_INTERNAL_ERROR is |
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773 * defined. It is used for internal errors only, so that they can be |
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774 * detected when fuzzing vim. |
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775 */ |
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776 void |
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777 iemsg2(char_u *s, char_u *a1) |
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778 { |
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779 emsg2(s, a1); |
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780 #ifdef ABORT_ON_INTERNAL_ERROR |
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781 abort(); |
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782 #endif |
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783 } |
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784 |
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785 /* |
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786 * Same as emsgn(...) but abort on error when ABORT_ON_INTERNAL_ERROR is |
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787 * defined. It is used for internal errors only, so that they can be |
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788 * detected when fuzzing vim. |
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789 */ |
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790 void |
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791 iemsgn(char_u *s, long n) |
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792 { |
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793 emsgn(s, n); |
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794 #ifdef ABORT_ON_INTERNAL_ERROR |
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795 abort(); |
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796 #endif |
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797 } |
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798 |
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799 /* |
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800 * Give an "Internal error" message. |
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801 */ |
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802 void |
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803 internal_error(char *where) |
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804 { |
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805 IEMSG2(_(e_intern2), where); |
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806 } |
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807 |
330 | 808 /* emsg3() and emsgn() are in misc2.c to avoid warnings for the prototypes. */ |
7 | 809 |
167 | 810 void |
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811 emsg_invreg(int name) |
167 | 812 { |
813 EMSG2(_("E354: Invalid register name: '%s'"), transchar(name)); | |
814 } | |
815 | |
7 | 816 /* |
817 * Like msg(), but truncate to a single line if p_shm contains 't', or when | |
818 * "force" is TRUE. This truncates in another way as for normal messages. | |
819 * Careful: The string may be changed by msg_may_trunc()! | |
820 * Returns a pointer to the printed message, if wait_return() not called. | |
821 */ | |
822 char_u * | |
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823 msg_trunc_attr(char_u *s, int force, int attr) |
7 | 824 { |
825 int n; | |
826 | |
827 /* Add message to history before truncating */ | |
828 add_msg_hist(s, -1, attr); | |
829 | |
830 s = msg_may_trunc(force, s); | |
831 | |
832 msg_hist_off = TRUE; | |
833 n = msg_attr(s, attr); | |
834 msg_hist_off = FALSE; | |
835 | |
836 if (n) | |
837 return s; | |
838 return NULL; | |
839 } | |
840 | |
841 /* | |
842 * Check if message "s" should be truncated at the start (for filenames). | |
843 * Return a pointer to where the truncated message starts. | |
844 * Note: May change the message by replacing a character with '<'. | |
845 */ | |
846 char_u * | |
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847 msg_may_trunc(int force, char_u *s) |
7 | 848 { |
849 int n; | |
850 int room; | |
851 | |
852 room = (int)(Rows - cmdline_row - 1) * Columns + sc_col - 1; | |
853 if ((force || (shortmess(SHM_TRUNC) && !exmode_active)) | |
854 && (n = (int)STRLEN(s) - room) > 0) | |
855 { | |
856 #ifdef FEAT_MBYTE | |
857 if (has_mbyte) | |
858 { | |
859 int size = vim_strsize(s); | |
860 | |
615 | 861 /* There may be room anyway when there are multibyte chars. */ |
862 if (size <= room) | |
863 return s; | |
864 | |
7 | 865 for (n = 0; size >= room; ) |
866 { | |
867 size -= (*mb_ptr2cells)(s + n); | |
474 | 868 n += (*mb_ptr2len)(s + n); |
7 | 869 } |
870 --n; | |
871 } | |
872 #endif | |
873 s += n; | |
874 *s = '<'; | |
875 } | |
876 return s; | |
877 } | |
878 | |
879 static void | |
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880 add_msg_hist( |
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881 char_u *s, |
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882 int len, /* -1 for undetermined length */ |
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883 int attr) |
7 | 884 { |
885 struct msg_hist *p; | |
886 | |
887 if (msg_hist_off || msg_silent != 0) | |
888 return; | |
889 | |
890 /* Don't let the message history get too big */ | |
625 | 891 while (msg_hist_len > MAX_MSG_HIST_LEN) |
355 | 892 (void)delete_first_msg(); |
893 | |
7 | 894 /* allocate an entry and add the message at the end of the history */ |
895 p = (struct msg_hist *)alloc((int)sizeof(struct msg_hist)); | |
896 if (p != NULL) | |
897 { | |
898 if (len < 0) | |
899 len = (int)STRLEN(s); | |
900 /* remove leading and trailing newlines */ | |
901 while (len > 0 && *s == '\n') | |
902 { | |
903 ++s; | |
904 --len; | |
905 } | |
906 while (len > 0 && s[len - 1] == '\n') | |
907 --len; | |
908 p->msg = vim_strnsave(s, len); | |
909 p->next = NULL; | |
910 p->attr = attr; | |
911 if (last_msg_hist != NULL) | |
912 last_msg_hist->next = p; | |
913 last_msg_hist = p; | |
914 if (first_msg_hist == NULL) | |
915 first_msg_hist = last_msg_hist; | |
916 ++msg_hist_len; | |
917 } | |
918 } | |
919 | |
920 /* | |
355 | 921 * Delete the first (oldest) message from the history. |
922 * Returns FAIL if there are no messages. | |
923 */ | |
924 int | |
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925 delete_first_msg(void) |
355 | 926 { |
927 struct msg_hist *p; | |
928 | |
929 if (msg_hist_len <= 0) | |
930 return FAIL; | |
931 p = first_msg_hist; | |
932 first_msg_hist = p->next; | |
1619 | 933 if (first_msg_hist == NULL) |
2311
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934 last_msg_hist = NULL; /* history is empty */ |
355 | 935 vim_free(p->msg); |
936 vim_free(p); | |
937 --msg_hist_len; | |
938 return OK; | |
939 } | |
940 | |
941 /* | |
7 | 942 * ":messages" command. |
943 */ | |
944 void | |
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945 ex_messages(exarg_T *eap) |
7 | 946 { |
947 struct msg_hist *p; | |
948 char_u *s; | |
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949 int c = 0; |
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950 |
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951 if (STRCMP(eap->arg, "clear") == 0) |
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952 { |
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953 int keep = eap->addr_count == 0 ? 0 : eap->line2; |
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954 |
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955 while (msg_hist_len > keep) |
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956 (void)delete_first_msg(); |
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957 return; |
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958 } |
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959 |
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960 if (*eap->arg != NUL) |
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961 { |
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962 EMSG(_(e_invarg)); |
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963 return; |
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964 } |
7 | 965 |
966 msg_hist_off = TRUE; | |
967 | |
8897
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968 p = first_msg_hist; |
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969 if (eap->addr_count != 0) |
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970 { |
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971 /* Count total messages */ |
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972 for (; p != NULL && !got_int; p = p->next) |
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973 c++; |
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974 |
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975 c -= eap->line2; |
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976 |
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977 /* Skip without number of messages specified */ |
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978 for (p = first_msg_hist; p != NULL && !got_int && c > 0; |
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979 p = p->next, c--); |
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980 } |
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981 |
8905
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982 if (p == first_msg_hist) |
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983 { |
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984 s = mch_getenv((char_u *)"LANG"); |
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985 if (s != NULL && *s != NUL) |
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986 msg_attr((char_u *) |
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987 _("Messages maintainer: Bram Moolenaar <Bram@vim.org>"), |
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988 hl_attr(HLF_T)); |
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989 } |
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990 |
8897
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991 /* Display what was not skipped. */ |
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992 for (; p != NULL && !got_int; p = p->next) |
7 | 993 if (p->msg != NULL) |
994 msg_attr(p->msg, p->attr); | |
995 | |
996 msg_hist_off = FALSE; | |
997 } | |
998 | |
28 | 999 #if defined(FEAT_CON_DIALOG) || defined(FIND_REPLACE_DIALOG) || defined(PROTO) |
7 | 1000 /* |
1001 * Call this after prompting the user. This will avoid a hit-return message | |
1002 * and a delay. | |
1003 */ | |
28 | 1004 void |
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1005 msg_end_prompt(void) |
7 | 1006 { |
1007 need_wait_return = FALSE; | |
1008 emsg_on_display = FALSE; | |
1009 cmdline_row = msg_row; | |
1010 msg_col = 0; | |
1011 msg_clr_eos(); | |
3240 | 1012 lines_left = -1; |
7 | 1013 } |
1014 #endif | |
1015 | |
1016 /* | |
1017 * wait for the user to hit a key (normally a return) | |
1018 * if 'redraw' is TRUE, clear and redraw the screen | |
1019 * if 'redraw' is FALSE, just redraw the screen | |
1020 * if 'redraw' is -1, don't redraw at all | |
1021 */ | |
1022 void | |
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1023 wait_return(int redraw) |
7 | 1024 { |
1025 int c; | |
1026 int oldState; | |
1027 int tmpState; | |
1028 int had_got_int; | |
5430 | 1029 int save_Recording; |
1030 FILE *save_scriptout; | |
7 | 1031 |
1032 if (redraw == TRUE) | |
1033 must_redraw = CLEAR; | |
1034 | |
1035 /* If using ":silent cmd", don't wait for a return. Also don't set | |
1036 * need_wait_return to do it later. */ | |
1037 if (msg_silent != 0) | |
1038 return; | |
1039 | |
2723 | 1040 /* |
1041 * When inside vgetc(), we can't wait for a typed character at all. | |
1042 * With the global command (and some others) we only need one return at | |
1043 * the end. Adjust cmdline_row to avoid the next message overwriting the | |
1044 * last one. | |
1045 */ | |
822 | 1046 if (vgetc_busy > 0) |
7 | 1047 return; |
2723 | 1048 need_wait_return = TRUE; |
7 | 1049 if (no_wait_return) |
1050 { | |
1051 if (!exmode_active) | |
1052 cmdline_row = msg_row; | |
1053 return; | |
1054 } | |
1055 | |
1056 redir_off = TRUE; /* don't redirect this message */ | |
1057 oldState = State; | |
1058 if (quit_more) | |
1059 { | |
1060 c = CAR; /* just pretend CR was hit */ | |
1061 quit_more = FALSE; | |
1062 got_int = FALSE; | |
1063 } | |
1064 else if (exmode_active) | |
1065 { | |
1066 MSG_PUTS(" "); /* make sure the cursor is on the right line */ | |
1067 c = CAR; /* no need for a return in ex mode */ | |
1068 got_int = FALSE; | |
1069 } | |
1070 else | |
1071 { | |
1072 /* Make sure the hit-return prompt is on screen when 'guioptions' was | |
1073 * just changed. */ | |
1074 screenalloc(FALSE); | |
1075 | |
1076 State = HITRETURN; | |
1077 #ifdef FEAT_MOUSE | |
1078 setmouse(); | |
1079 #endif | |
1080 #ifdef USE_ON_FLY_SCROLL | |
1081 dont_scroll = TRUE; /* disallow scrolling here */ | |
1082 #endif | |
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1083 cmdline_row = msg_row; |
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1084 |
4325 | 1085 /* Avoid the sequence that the user types ":" at the hit-return prompt |
1086 * to start an Ex command, but the file-changed dialog gets in the | |
1087 * way. */ | |
1088 if (need_check_timestamps) | |
1089 check_timestamps(FALSE); | |
1090 | |
7 | 1091 hit_return_msg(); |
1092 | |
1093 do | |
1094 { | |
1095 /* Remember "got_int", if it is set vgetc() probably returns a | |
1096 * CTRL-C, but we need to loop then. */ | |
1097 had_got_int = got_int; | |
280 | 1098 |
1099 /* Don't do mappings here, we put the character back in the | |
1100 * typeahead buffer. */ | |
1101 ++no_mapping; | |
1102 ++allow_keys; | |
5430 | 1103 |
1104 /* Temporarily disable Recording. If Recording is active, the | |
1105 * character will be recorded later, since it will be added to the | |
1106 * typebuf after the loop */ | |
1107 save_Recording = Recording; | |
1108 save_scriptout = scriptout; | |
1109 Recording = FALSE; | |
1110 scriptout = NULL; | |
7 | 1111 c = safe_vgetc(); |
216 | 1112 if (had_got_int && !global_busy) |
7 | 1113 got_int = FALSE; |
280 | 1114 --no_mapping; |
1115 --allow_keys; | |
5430 | 1116 Recording = save_Recording; |
1117 scriptout = save_scriptout; | |
280 | 1118 |
7 | 1119 #ifdef FEAT_CLIPBOARD |
1120 /* Strange way to allow copying (yanking) a modeless selection at | |
1121 * the hit-enter prompt. Use CTRL-Y, because the same is used in | |
1122 * Cmdline-mode and it's harmless when there is no selection. */ | |
1123 if (c == Ctrl_Y && clip_star.state == SELECT_DONE) | |
1124 { | |
1125 clip_copy_modeless_selection(TRUE); | |
1126 c = K_IGNORE; | |
1127 } | |
1128 #endif | |
1381 | 1129 |
698 | 1130 /* |
1131 * Allow scrolling back in the messages. | |
1132 * Also accept scroll-down commands when messages fill the screen, | |
1133 * to avoid that typing one 'j' too many makes the messages | |
1134 * disappear. | |
1135 */ | |
1136 if (p_more && !p_cp) | |
446 | 1137 { |
4234 | 1138 if (c == 'b' || c == 'k' || c == 'u' || c == 'g' |
1139 || c == K_UP || c == K_PAGEUP) | |
446 | 1140 { |
4234 | 1141 if (msg_scrolled > Rows) |
1142 /* scroll back to show older messages */ | |
1143 do_more_prompt(c); | |
1144 else | |
1145 { | |
1146 msg_didout = FALSE; | |
1147 c = K_IGNORE; | |
1148 msg_col = | |
1149 #ifdef FEAT_RIGHTLEFT | |
1150 cmdmsg_rl ? Columns - 1 : | |
1151 #endif | |
1152 0; | |
1153 } | |
698 | 1154 if (quit_more) |
1155 { | |
1156 c = CAR; /* just pretend CR was hit */ | |
1157 quit_more = FALSE; | |
1158 got_int = FALSE; | |
1159 } | |
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1160 else if (c != K_IGNORE) |
698 | 1161 { |
1162 c = K_IGNORE; | |
1163 hit_return_msg(); | |
1164 } | |
446 | 1165 } |
698 | 1166 else if (msg_scrolled > Rows - 2 |
4234 | 1167 && (c == 'j' || c == 'd' || c == 'f' |
1168 || c == K_DOWN || c == K_PAGEDOWN)) | |
446 | 1169 c = K_IGNORE; |
1170 } | |
7 | 1171 } while ((had_got_int && c == Ctrl_C) |
1172 || c == K_IGNORE | |
1173 #ifdef FEAT_GUI | |
1174 || c == K_VER_SCROLLBAR || c == K_HOR_SCROLLBAR | |
1175 #endif | |
1176 #ifdef FEAT_MOUSE | |
1177 || c == K_LEFTDRAG || c == K_LEFTRELEASE | |
1178 || c == K_MIDDLEDRAG || c == K_MIDDLERELEASE | |
1179 || c == K_RIGHTDRAG || c == K_RIGHTRELEASE | |
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1180 || c == K_MOUSELEFT || c == K_MOUSERIGHT |
7 | 1181 || c == K_MOUSEDOWN || c == K_MOUSEUP |
1182 || (!mouse_has(MOUSE_RETURN) | |
1183 && mouse_row < msg_row | |
1184 && (c == K_LEFTMOUSE | |
1185 || c == K_MIDDLEMOUSE | |
1186 || c == K_RIGHTMOUSE | |
1187 || c == K_X1MOUSE | |
1188 || c == K_X2MOUSE)) | |
1189 #endif | |
1190 ); | |
1191 ui_breakcheck(); | |
1192 #ifdef FEAT_MOUSE | |
1193 /* | |
1194 * Avoid that the mouse-up event causes visual mode to start. | |
1195 */ | |
1196 if (c == K_LEFTMOUSE || c == K_MIDDLEMOUSE || c == K_RIGHTMOUSE | |
1197 || c == K_X1MOUSE || c == K_X2MOUSE) | |
1198 (void)jump_to_mouse(MOUSE_SETPOS, NULL, 0); | |
1199 else | |
1200 #endif | |
1201 if (vim_strchr((char_u *)"\r\n ", c) == NULL && c != Ctrl_C) | |
1202 { | |
280 | 1203 /* Put the character back in the typeahead buffer. Don't use the |
1204 * stuff buffer, because lmaps wouldn't work. */ | |
852 | 1205 ins_char_typebuf(c); |
7 | 1206 do_redraw = TRUE; /* need a redraw even though there is |
280 | 1207 typeahead */ |
7 | 1208 } |
1209 } | |
1210 redir_off = FALSE; | |
1211 | |
1212 /* | |
1213 * If the user hits ':', '?' or '/' we get a command line from the next | |
1214 * line. | |
1215 */ | |
1216 if (c == ':' || c == '?' || c == '/') | |
1217 { | |
1218 if (!exmode_active) | |
1219 cmdline_row = msg_row; | |
1220 skip_redraw = TRUE; /* skip redraw once */ | |
1221 do_redraw = FALSE; | |
1222 } | |
1223 | |
1224 /* | |
1225 * If the window size changed set_shellsize() will redraw the screen. | |
1226 * Otherwise the screen is only redrawn if 'redraw' is set and no ':' | |
1227 * typed. | |
1228 */ | |
1229 tmpState = State; | |
1230 State = oldState; /* restore State before set_shellsize */ | |
1231 #ifdef FEAT_MOUSE | |
1232 setmouse(); | |
1233 #endif | |
1234 msg_check(); | |
1235 | |
1236 #if defined(UNIX) || defined(VMS) | |
1237 /* | |
1238 * When switching screens, we need to output an extra newline on exit. | |
1239 */ | |
1240 if (swapping_screen() && !termcap_active) | |
1241 newline_on_exit = TRUE; | |
1242 #endif | |
1243 | |
1244 need_wait_return = FALSE; | |
1245 did_wait_return = TRUE; | |
1246 emsg_on_display = FALSE; /* can delete error message now */ | |
1247 lines_left = -1; /* reset lines_left at next msg_start() */ | |
1248 reset_last_sourcing(); | |
1249 if (keep_msg != NULL && vim_strsize(keep_msg) >= | |
1250 (Rows - cmdline_row - 1) * Columns + sc_col) | |
1251 { | |
1252 vim_free(keep_msg); | |
1253 keep_msg = NULL; /* don't redisplay message, it's too long */ | |
1254 } | |
1255 | |
1256 if (tmpState == SETWSIZE) /* got resize event while in vgetc() */ | |
1257 { | |
1258 starttermcap(); /* start termcap before redrawing */ | |
1259 shell_resized(); | |
1260 } | |
1261 else if (!skip_redraw | |
1262 && (redraw == TRUE || (msg_scrolled != 0 && redraw != -1))) | |
1263 { | |
1264 starttermcap(); /* start termcap before redrawing */ | |
1265 redraw_later(VALID); | |
1266 } | |
1267 } | |
1268 | |
1269 /* | |
1270 * Write the hit-return prompt. | |
1271 */ | |
1272 static void | |
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1273 hit_return_msg(void) |
7 | 1274 { |
446 | 1275 int save_p_more = p_more; |
1276 | |
1277 p_more = FALSE; /* don't want see this message when scrolling back */ | |
1278 if (msg_didout) /* start on a new line */ | |
7 | 1279 msg_putchar('\n'); |
1280 if (got_int) | |
1281 MSG_PUTS(_("Interrupt: ")); | |
1282 | |
446 | 1283 MSG_PUTS_ATTR(_("Press ENTER or type command to continue"), hl_attr(HLF_R)); |
7 | 1284 if (!msg_use_printf()) |
1285 msg_clr_eos(); | |
446 | 1286 p_more = save_p_more; |
7 | 1287 } |
1288 | |
1289 /* | |
1290 * Set "keep_msg" to "s". Free the old value and check for NULL pointer. | |
1291 */ | |
1292 void | |
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1293 set_keep_msg(char_u *s, int attr) |
7 | 1294 { |
1295 vim_free(keep_msg); | |
1296 if (s != NULL && msg_silent == 0) | |
1297 keep_msg = vim_strsave(s); | |
1298 else | |
1299 keep_msg = NULL; | |
127 | 1300 keep_msg_more = FALSE; |
678 | 1301 keep_msg_attr = attr; |
7 | 1302 } |
1303 | |
678 | 1304 #if defined(FEAT_TERMRESPONSE) || defined(PROTO) |
1305 /* | |
1306 * If there currently is a message being displayed, set "keep_msg" to it, so | |
1307 * that it will be displayed again after redraw. | |
1308 */ | |
1309 void | |
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1310 set_keep_msg_from_hist(void) |
678 | 1311 { |
1312 if (keep_msg == NULL && last_msg_hist != NULL && msg_scrolled == 0 | |
1313 && (State & NORMAL)) | |
1314 set_keep_msg(last_msg_hist->msg, last_msg_hist->attr); | |
1315 } | |
1316 #endif | |
1317 | |
7 | 1318 /* |
1319 * Prepare for outputting characters in the command line. | |
1320 */ | |
1321 void | |
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1322 msg_start(void) |
7 | 1323 { |
1324 int did_return = FALSE; | |
1325 | |
2491
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1326 if (!msg_silent) |
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1327 { |
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1328 vim_free(keep_msg); |
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1329 keep_msg = NULL; /* don't display old message now */ |
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1330 } |
1619 | 1331 |
1332 #ifdef FEAT_EVAL | |
1333 if (need_clr_eos) | |
1334 { | |
1335 /* Halfway an ":echo" command and getting an (error) message: clear | |
1336 * any text from the command. */ | |
1337 need_clr_eos = FALSE; | |
1338 msg_clr_eos(); | |
1339 } | |
1340 #endif | |
1341 | |
7 | 1342 if (!msg_scroll && full_screen) /* overwrite last message */ |
1343 { | |
1344 msg_row = cmdline_row; | |
1345 msg_col = | |
1346 #ifdef FEAT_RIGHTLEFT | |
1347 cmdmsg_rl ? Columns - 1 : | |
1348 #endif | |
1349 0; | |
1350 } | |
1351 else if (msg_didout) /* start message on next line */ | |
1352 { | |
1353 msg_putchar('\n'); | |
1354 did_return = TRUE; | |
1355 if (exmode_active != EXMODE_NORMAL) | |
1356 cmdline_row = msg_row; | |
1357 } | |
1358 if (!msg_didany || lines_left < 0) | |
1359 msg_starthere(); | |
1360 if (msg_silent == 0) | |
1361 { | |
1362 msg_didout = FALSE; /* no output on current line yet */ | |
1363 cursor_off(); | |
1364 } | |
1365 | |
1366 /* when redirecting, may need to start a new line. */ | |
1367 if (!did_return) | |
1368 redir_write((char_u *)"\n", -1); | |
1369 } | |
1370 | |
1371 /* | |
1372 * Note that the current msg position is where messages start. | |
1373 */ | |
1374 void | |
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1375 msg_starthere(void) |
7 | 1376 { |
1377 lines_left = cmdline_row; | |
1378 msg_didany = FALSE; | |
1379 } | |
1380 | |
1381 void | |
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1382 msg_putchar(int c) |
7 | 1383 { |
1384 msg_putchar_attr(c, 0); | |
1385 } | |
1386 | |
1387 void | |
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1388 msg_putchar_attr(int c, int attr) |
7 | 1389 { |
1390 #ifdef FEAT_MBYTE | |
1391 char_u buf[MB_MAXBYTES + 1]; | |
1392 #else | |
1393 char_u buf[4]; | |
1394 #endif | |
1395 | |
1396 if (IS_SPECIAL(c)) | |
1397 { | |
1398 buf[0] = K_SPECIAL; | |
1399 buf[1] = K_SECOND(c); | |
1400 buf[2] = K_THIRD(c); | |
1401 buf[3] = NUL; | |
1402 } | |
1403 else | |
1404 { | |
1405 #ifdef FEAT_MBYTE | |
1406 buf[(*mb_char2bytes)(c, buf)] = NUL; | |
1407 #else | |
1408 buf[0] = c; | |
1409 buf[1] = NUL; | |
1410 #endif | |
1411 } | |
1412 msg_puts_attr(buf, attr); | |
1413 } | |
1414 | |
1415 void | |
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1416 msg_outnum(long n) |
7 | 1417 { |
1418 char_u buf[20]; | |
1419 | |
1420 sprintf((char *)buf, "%ld", n); | |
1421 msg_puts(buf); | |
1422 } | |
1423 | |
1424 void | |
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1425 msg_home_replace(char_u *fname) |
7 | 1426 { |
1427 msg_home_replace_attr(fname, 0); | |
1428 } | |
1429 | |
1430 #if defined(FEAT_FIND_ID) || defined(PROTO) | |
1431 void | |
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1432 msg_home_replace_hl(char_u *fname) |
7 | 1433 { |
1434 msg_home_replace_attr(fname, hl_attr(HLF_D)); | |
1435 } | |
1436 #endif | |
1437 | |
1438 static void | |
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1439 msg_home_replace_attr(char_u *fname, int attr) |
7 | 1440 { |
1441 char_u *name; | |
1442 | |
1443 name = home_replace_save(NULL, fname); | |
1444 if (name != NULL) | |
1445 msg_outtrans_attr(name, attr); | |
1446 vim_free(name); | |
1447 } | |
1448 | |
1449 /* | |
1450 * Output 'len' characters in 'str' (including NULs) with translation | |
1451 * if 'len' is -1, output upto a NUL character. | |
1452 * Use attributes 'attr'. | |
1453 * Return the number of characters it takes on the screen. | |
1454 */ | |
1455 int | |
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1456 msg_outtrans(char_u *str) |
7 | 1457 { |
1458 return msg_outtrans_attr(str, 0); | |
1459 } | |
1460 | |
1461 int | |
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1462 msg_outtrans_attr(char_u *str, int attr) |
7 | 1463 { |
1464 return msg_outtrans_len_attr(str, (int)STRLEN(str), attr); | |
1465 } | |
1466 | |
1467 int | |
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1468 msg_outtrans_len(char_u *str, int len) |
7 | 1469 { |
1470 return msg_outtrans_len_attr(str, len, 0); | |
1471 } | |
1472 | |
1473 /* | |
1474 * Output one character at "p". Return pointer to the next character. | |
1475 * Handles multi-byte characters. | |
1476 */ | |
1477 char_u * | |
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1478 msg_outtrans_one(char_u *p, int attr) |
7 | 1479 { |
1480 #ifdef FEAT_MBYTE | |
1481 int l; | |
1482 | |
474 | 1483 if (has_mbyte && (l = (*mb_ptr2len)(p)) > 1) |
7 | 1484 { |
1485 msg_outtrans_len_attr(p, l, attr); | |
1486 return p + l; | |
1487 } | |
1488 #endif | |
1489 msg_puts_attr(transchar_byte(*p), attr); | |
1490 return p + 1; | |
1491 } | |
1492 | |
1493 int | |
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1494 msg_outtrans_len_attr(char_u *msgstr, int len, int attr) |
7 | 1495 { |
1496 int retval = 0; | |
1497 char_u *str = msgstr; | |
1498 char_u *plain_start = msgstr; | |
1499 char_u *s; | |
1500 #ifdef FEAT_MBYTE | |
1501 int mb_l; | |
1502 int c; | |
1503 #endif | |
1504 | |
1505 /* if MSG_HIST flag set, add message to history */ | |
1506 if (attr & MSG_HIST) | |
1507 { | |
1508 add_msg_hist(str, len, attr); | |
1509 attr &= ~MSG_HIST; | |
1510 } | |
1511 | |
1512 #ifdef FEAT_MBYTE | |
1513 /* If the string starts with a composing character first draw a space on | |
1514 * which the composing char can be drawn. */ | |
1515 if (enc_utf8 && utf_iscomposing(utf_ptr2char(msgstr))) | |
1516 msg_puts_attr((char_u *)" ", attr); | |
1517 #endif | |
1518 | |
1519 /* | |
1520 * Go over the string. Special characters are translated and printed. | |
1521 * Normal characters are printed several at a time. | |
1522 */ | |
1523 while (--len >= 0) | |
1524 { | |
1525 #ifdef FEAT_MBYTE | |
1526 if (enc_utf8) | |
1527 /* Don't include composing chars after the end. */ | |
474 | 1528 mb_l = utfc_ptr2len_len(str, len + 1); |
7 | 1529 else if (has_mbyte) |
474 | 1530 mb_l = (*mb_ptr2len)(str); |
7 | 1531 else |
1532 mb_l = 1; | |
1533 if (has_mbyte && mb_l > 1) | |
1534 { | |
1535 c = (*mb_ptr2char)(str); | |
1536 if (vim_isprintc(c)) | |
1537 /* printable multi-byte char: count the cells. */ | |
1538 retval += (*mb_ptr2cells)(str); | |
1539 else | |
1540 { | |
1541 /* unprintable multi-byte char: print the printable chars so | |
1542 * far and the translation of the unprintable char. */ | |
1543 if (str > plain_start) | |
1544 msg_puts_attr_len(plain_start, (int)(str - plain_start), | |
1545 attr); | |
1546 plain_start = str + mb_l; | |
1547 msg_puts_attr(transchar(c), attr == 0 ? hl_attr(HLF_8) : attr); | |
1548 retval += char2cells(c); | |
1549 } | |
1550 len -= mb_l - 1; | |
1551 str += mb_l; | |
1552 } | |
1553 else | |
1554 #endif | |
1555 { | |
1556 s = transchar_byte(*str); | |
1557 if (s[1] != NUL) | |
1558 { | |
1559 /* unprintable char: print the printable chars so far and the | |
1560 * translation of the unprintable char. */ | |
1561 if (str > plain_start) | |
1562 msg_puts_attr_len(plain_start, (int)(str - plain_start), | |
1563 attr); | |
1564 plain_start = str + 1; | |
1565 msg_puts_attr(s, attr == 0 ? hl_attr(HLF_8) : attr); | |
1668 | 1566 retval += (int)STRLEN(s); |
7 | 1567 } |
1663 | 1568 else |
1569 ++retval; | |
7 | 1570 ++str; |
1571 } | |
1572 } | |
1573 | |
1574 if (str > plain_start) | |
1575 /* print the printable chars at the end */ | |
1576 msg_puts_attr_len(plain_start, (int)(str - plain_start), attr); | |
1577 | |
1578 return retval; | |
1579 } | |
1580 | |
1581 #if defined(FEAT_QUICKFIX) || defined(PROTO) | |
1582 void | |
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1583 msg_make(char_u *arg) |
7 | 1584 { |
1585 int i; | |
1586 static char_u *str = (char_u *)"eeffoc", *rs = (char_u *)"Plon#dqg#vxjduB"; | |
1587 | |
1588 arg = skipwhite(arg); | |
1589 for (i = 5; *arg && i >= 0; --i) | |
1590 if (*arg++ != str[i]) | |
1591 break; | |
1592 if (i < 0) | |
1593 { | |
1594 msg_putchar('\n'); | |
1595 for (i = 0; rs[i]; ++i) | |
1596 msg_putchar(rs[i] - 3); | |
1597 } | |
1598 } | |
1599 #endif | |
1600 | |
1601 /* | |
1602 * Output the string 'str' upto a NUL character. | |
1603 * Return the number of characters it takes on the screen. | |
1604 * | |
1605 * If K_SPECIAL is encountered, then it is taken in conjunction with the | |
1606 * following character and shown as <F1>, <S-Up> etc. Any other character | |
1607 * which is not printable shown in <> form. | |
1608 * If 'from' is TRUE (lhs of a mapping), a space is shown as <Space>. | |
1609 * If a character is displayed in one of these special ways, is also | |
1610 * highlighted (its highlight name is '8' in the p_hl variable). | |
1611 * Otherwise characters are not highlighted. | |
1612 * This function is used to show mappings, where we want to see how to type | |
1613 * the character/string -- webb | |
1614 */ | |
1615 int | |
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1616 msg_outtrans_special( |
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1617 char_u *strstart, |
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1618 int from) /* TRUE for lhs of a mapping */ |
7 | 1619 { |
1620 char_u *str = strstart; | |
1621 int retval = 0; | |
1622 char_u *string; | |
1623 int attr; | |
1624 int len; | |
1625 | |
1626 attr = hl_attr(HLF_8); | |
1627 while (*str != NUL) | |
1628 { | |
1629 /* Leading and trailing spaces need to be displayed in <> form. */ | |
1630 if ((str == strstart || str[1] == NUL) && *str == ' ') | |
1631 { | |
1632 string = (char_u *)"<Space>"; | |
1633 ++str; | |
1634 } | |
1635 else | |
1636 string = str2special(&str, from); | |
1637 len = vim_strsize(string); | |
1638 /* Highlight special keys */ | |
1639 msg_puts_attr(string, len > 1 | |
1640 #ifdef FEAT_MBYTE | |
474 | 1641 && (*mb_ptr2len)(string) <= 1 |
7 | 1642 #endif |
1643 ? attr : 0); | |
1644 retval += len; | |
1645 } | |
1646 return retval; | |
1647 } | |
1648 | |
2610 | 1649 #if defined(FEAT_EVAL) || defined(PROTO) |
1650 /* | |
1651 * Return the lhs or rhs of a mapping, with the key codes turned into printable | |
1652 * strings, in an allocated string. | |
1653 */ | |
1654 char_u * | |
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1655 str2special_save( |
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1656 char_u *str, |
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1657 int is_lhs) /* TRUE for lhs, FALSE for rhs */ |
2610 | 1658 { |
1659 garray_T ga; | |
1660 char_u *p = str; | |
1661 | |
1662 ga_init2(&ga, 1, 40); | |
1663 while (*p != NUL) | |
1664 ga_concat(&ga, str2special(&p, is_lhs)); | |
1665 ga_append(&ga, NUL); | |
1666 return (char_u *)ga.ga_data; | |
1667 } | |
1668 #endif | |
1669 | |
7 | 1670 /* |
1671 * Return the printable string for the key codes at "*sp". | |
1672 * Used for translating the lhs or rhs of a mapping to printable chars. | |
1673 * Advances "sp" to the next code. | |
1674 */ | |
1675 char_u * | |
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1676 str2special( |
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1677 char_u **sp, |
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1678 int from) /* TRUE for lhs of mapping */ |
7 | 1679 { |
1680 int c; | |
1681 static char_u buf[7]; | |
1682 char_u *str = *sp; | |
1683 int modifiers = 0; | |
1684 int special = FALSE; | |
1685 | |
1686 #ifdef FEAT_MBYTE | |
1687 if (has_mbyte) | |
1688 { | |
1689 char_u *p; | |
1690 | |
1691 /* Try to un-escape a multi-byte character. Return the un-escaped | |
1692 * string if it is a multi-byte character. */ | |
1693 p = mb_unescape(sp); | |
1694 if (p != NULL) | |
1695 return p; | |
1696 } | |
1697 #endif | |
1698 | |
1699 c = *str; | |
1700 if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) | |
1701 { | |
1702 if (str[1] == KS_MODIFIER) | |
1703 { | |
1704 modifiers = str[2]; | |
1705 str += 3; | |
1706 c = *str; | |
1707 } | |
1708 if (c == K_SPECIAL && str[1] != NUL && str[2] != NUL) | |
1709 { | |
1710 c = TO_SPECIAL(str[1], str[2]); | |
1711 str += 2; | |
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1712 if (c == KS_ZERO) /* display <Nul> as ^@ or <Nul> */ |
7 | 1713 c = NUL; |
1714 } | |
1715 if (IS_SPECIAL(c) || modifiers) /* special key */ | |
1716 special = TRUE; | |
1717 } | |
1718 | |
1719 #ifdef FEAT_MBYTE | |
3024 | 1720 if (has_mbyte && !IS_SPECIAL(c)) |
7 | 1721 { |
3072 | 1722 int len = (*mb_ptr2len)(str); |
3024 | 1723 |
1724 /* For multi-byte characters check for an illegal byte. */ | |
1725 if (has_mbyte && MB_BYTE2LEN(*str) > len) | |
1726 { | |
1727 transchar_nonprint(buf, c); | |
1728 *sp = str + 1; | |
1729 return buf; | |
1730 } | |
3072 | 1731 /* Since 'special' is TRUE the multi-byte character 'c' will be |
1732 * processed by get_special_key_name() */ | |
1733 c = (*mb_ptr2char)(str); | |
1734 *sp = str + len; | |
7 | 1735 } |
3024 | 1736 else |
7 | 1737 #endif |
3024 | 1738 *sp = str + 1; |
7 | 1739 |
1740 /* Make unprintable characters in <> form, also <M-Space> and <Tab>. | |
1741 * Use <Space> only for lhs of a mapping. */ | |
1742 if (special || char2cells(c) > 1 || (from && c == ' ')) | |
1743 return get_special_key_name(c, modifiers); | |
1744 buf[0] = c; | |
1745 buf[1] = NUL; | |
1746 return buf; | |
1747 } | |
1748 | |
1749 /* | |
1750 * Translate a key sequence into special key names. | |
1751 */ | |
1752 void | |
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1753 str2specialbuf(char_u *sp, char_u *buf, int len) |
7 | 1754 { |
1755 char_u *s; | |
1756 | |
1757 *buf = NUL; | |
1758 while (*sp) | |
1759 { | |
1760 s = str2special(&sp, FALSE); | |
1761 if ((int)(STRLEN(s) + STRLEN(buf)) < len) | |
1762 STRCAT(buf, s); | |
1763 } | |
1764 } | |
1765 | |
1766 /* | |
1767 * print line for :print or :list command | |
1768 */ | |
1769 void | |
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1770 msg_prt_line(char_u *s, int list) |
7 | 1771 { |
1772 int c; | |
1773 int col = 0; | |
1774 int n_extra = 0; | |
1775 int c_extra = 0; | |
1776 char_u *p_extra = NULL; /* init to make SASC shut up */ | |
1777 int n; | |
1059 | 1778 int attr = 0; |
7 | 1779 char_u *trail = NULL; |
1780 #ifdef FEAT_MBYTE | |
1781 int l; | |
1782 char_u buf[MB_MAXBYTES + 1]; | |
1783 #endif | |
1784 | |
167 | 1785 if (curwin->w_p_list) |
1786 list = TRUE; | |
1787 | |
7 | 1788 /* find start of trailing whitespace */ |
167 | 1789 if (list && lcs_trail) |
7 | 1790 { |
1791 trail = s + STRLEN(s); | |
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1792 while (trail > s && VIM_ISWHITE(trail[-1])) |
7 | 1793 --trail; |
1794 } | |
1795 | |
1796 /* output a space for an empty line, otherwise the line will be | |
1797 * overwritten */ | |
167 | 1798 if (*s == NUL && !(list && lcs_eol != NUL)) |
7 | 1799 msg_putchar(' '); |
1800 | |
446 | 1801 while (!got_int) |
7 | 1802 { |
1059 | 1803 if (n_extra > 0) |
7 | 1804 { |
1805 --n_extra; | |
1806 if (c_extra) | |
1807 c = c_extra; | |
1808 else | |
1809 c = *p_extra++; | |
1810 } | |
1811 #ifdef FEAT_MBYTE | |
474 | 1812 else if (has_mbyte && (l = (*mb_ptr2len)(s)) > 1) |
7 | 1813 { |
1814 col += (*mb_ptr2cells)(s); | |
6801 | 1815 if (lcs_nbsp != NUL && list |
1816 && (mb_ptr2char(s) == 160 | |
1817 || mb_ptr2char(s) == 0x202f)) | |
2692 | 1818 { |
1819 mb_char2bytes(lcs_nbsp, buf); | |
1820 buf[(*mb_ptr2len)(buf)] = NUL; | |
1821 } | |
1822 else | |
1823 { | |
1824 mch_memmove(buf, s, (size_t)l); | |
1825 buf[l] = NUL; | |
1826 } | |
1059 | 1827 msg_puts(buf); |
7 | 1828 s += l; |
1829 continue; | |
1830 } | |
1831 #endif | |
1832 else | |
1833 { | |
1834 attr = 0; | |
1835 c = *s++; | |
167 | 1836 if (c == TAB && (!list || lcs_tab1)) |
7 | 1837 { |
1838 /* tab amount depends on current column */ | |
1839 n_extra = curbuf->b_p_ts - col % curbuf->b_p_ts - 1; | |
167 | 1840 if (!list) |
7 | 1841 { |
1842 c = ' '; | |
1843 c_extra = ' '; | |
1844 } | |
1845 else | |
1846 { | |
1847 c = lcs_tab1; | |
1848 c_extra = lcs_tab2; | |
1849 attr = hl_attr(HLF_8); | |
1850 } | |
1851 } | |
2692 | 1852 else if (c == 160 && list && lcs_nbsp != NUL) |
1853 { | |
1854 c = lcs_nbsp; | |
1855 attr = hl_attr(HLF_8); | |
1856 } | |
167 | 1857 else if (c == NUL && list && lcs_eol != NUL) |
7 | 1858 { |
1859 p_extra = (char_u *)""; | |
1860 c_extra = NUL; | |
1861 n_extra = 1; | |
1862 c = lcs_eol; | |
1863 attr = hl_attr(HLF_AT); | |
1864 --s; | |
1865 } | |
1866 else if (c != NUL && (n = byte2cells(c)) > 1) | |
1867 { | |
1868 n_extra = n - 1; | |
1869 p_extra = transchar_byte(c); | |
1870 c_extra = NUL; | |
1871 c = *p_extra++; | |
1059 | 1872 /* Use special coloring to be able to distinguish <hex> from |
1873 * the same in plain text. */ | |
1874 attr = hl_attr(HLF_8); | |
7 | 1875 } |
1876 else if (c == ' ' && trail != NULL && s > trail) | |
1877 { | |
1878 c = lcs_trail; | |
1879 attr = hl_attr(HLF_8); | |
1880 } | |
6781 | 1881 else if (c == ' ' && list && lcs_space != NUL) |
1882 { | |
1883 c = lcs_space; | |
1884 attr = hl_attr(HLF_8); | |
1885 } | |
7 | 1886 } |
1887 | |
1888 if (c == NUL) | |
1889 break; | |
1890 | |
1891 msg_putchar_attr(c, attr); | |
1892 col++; | |
1893 } | |
1894 msg_clr_eos(); | |
1895 } | |
1896 | |
1897 #ifdef FEAT_MBYTE | |
1898 /* | |
1899 * Use screen_puts() to output one multi-byte character. | |
1900 * Return the pointer "s" advanced to the next character. | |
1901 */ | |
1902 static char_u * | |
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1903 screen_puts_mbyte(char_u *s, int l, int attr) |
7 | 1904 { |
1905 int cw; | |
1906 | |
1907 msg_didout = TRUE; /* remember that line is not empty */ | |
1908 cw = (*mb_ptr2cells)(s); | |
1909 if (cw > 1 && ( | |
1910 #ifdef FEAT_RIGHTLEFT | |
1911 cmdmsg_rl ? msg_col <= 1 : | |
1912 #endif | |
1913 msg_col == Columns - 1)) | |
1914 { | |
1915 /* Doesn't fit, print a highlighted '>' to fill it up. */ | |
1916 msg_screen_putchar('>', hl_attr(HLF_AT)); | |
1917 return s; | |
1918 } | |
1919 | |
1920 screen_puts_len(s, l, msg_row, msg_col, attr); | |
1921 #ifdef FEAT_RIGHTLEFT | |
1922 if (cmdmsg_rl) | |
1923 { | |
1924 msg_col -= cw; | |
1925 if (msg_col == 0) | |
1926 { | |
1927 msg_col = Columns; | |
1928 ++msg_row; | |
1929 } | |
1930 } | |
1931 else | |
1932 #endif | |
1933 { | |
1934 msg_col += cw; | |
1935 if (msg_col >= Columns) | |
1936 { | |
1937 msg_col = 0; | |
1938 ++msg_row; | |
1939 } | |
1940 } | |
1941 return s + l; | |
1942 } | |
1943 #endif | |
1944 | |
1945 /* | |
1946 * Output a string to the screen at position msg_row, msg_col. | |
1947 * Update msg_row and msg_col for the next message. | |
1948 */ | |
1949 void | |
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1950 msg_puts(char_u *s) |
7 | 1951 { |
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1952 msg_puts_attr(s, 0); |
7 | 1953 } |
1954 | |
1955 void | |
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1956 msg_puts_title( |
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1957 char_u *s) |
7 | 1958 { |
1959 msg_puts_attr(s, hl_attr(HLF_T)); | |
1960 } | |
1961 | |
1962 /* | |
1963 * Show a message in such a way that it always fits in the line. Cut out a | |
1964 * part in the middle and replace it with "..." when necessary. | |
1965 * Does not handle multi-byte characters! | |
1966 */ | |
1967 void | |
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1968 msg_puts_long_attr(char_u *longstr, int attr) |
7 | 1969 { |
714 | 1970 msg_puts_long_len_attr(longstr, (int)STRLEN(longstr), attr); |
7 | 1971 } |
1972 | |
1973 void | |
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1974 msg_puts_long_len_attr(char_u *longstr, int len, int attr) |
7 | 1975 { |
1976 int slen = len; | |
1977 int room; | |
1978 | |
1979 room = Columns - msg_col; | |
1980 if (len > room && room >= 20) | |
1981 { | |
1982 slen = (room - 3) / 2; | |
1983 msg_outtrans_len_attr(longstr, slen, attr); | |
1984 msg_puts_attr((char_u *)"...", hl_attr(HLF_8)); | |
1985 } | |
1986 msg_outtrans_len_attr(longstr + len - slen, slen, attr); | |
1987 } | |
1988 | |
1989 /* | |
1990 * Basic function for writing a message with highlight attributes. | |
1991 */ | |
1992 void | |
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1993 msg_puts_attr(char_u *s, int attr) |
7 | 1994 { |
1995 msg_puts_attr_len(s, -1, attr); | |
1996 } | |
1997 | |
1998 /* | |
1999 * Like msg_puts_attr(), but with a maximum length "maxlen" (in bytes). | |
2000 * When "maxlen" is -1 there is no maximum length. | |
2001 * When "maxlen" is >= 0 the message is not put in the history. | |
2002 */ | |
2003 static void | |
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2004 msg_puts_attr_len(char_u *str, int maxlen, int attr) |
7 | 2005 { |
2006 /* | |
2007 * If redirection is on, also write to the redirection file. | |
2008 */ | |
446 | 2009 redir_write(str, maxlen); |
7 | 2010 |
2011 /* | |
2012 * Don't print anything when using ":silent cmd". | |
2013 */ | |
2014 if (msg_silent != 0) | |
2015 return; | |
2016 | |
2017 /* if MSG_HIST flag set, add message to history */ | |
2018 if ((attr & MSG_HIST) && maxlen < 0) | |
2019 { | |
446 | 2020 add_msg_hist(str, -1, attr); |
7 | 2021 attr &= ~MSG_HIST; |
2022 } | |
2023 | |
2024 /* | |
2025 * When writing something to the screen after it has scrolled, requires a | |
2026 * wait-return prompt later. Needed when scrolling, resetting | |
2027 * need_wait_return after some prompt, and then outputting something | |
2028 * without scrolling | |
2029 */ | |
539 | 2030 if (msg_scrolled != 0 && !msg_scrolled_ign) |
7 | 2031 need_wait_return = TRUE; |
2032 msg_didany = TRUE; /* remember that something was outputted */ | |
2033 | |
2034 /* | |
2035 * If there is no valid screen, use fprintf so we can see error messages. | |
2036 * If termcap is not active, we may be writing in an alternate console | |
2037 * window, cursor positioning may not work correctly (window size may be | |
2038 * different, e.g. for Win32 console) or we just don't know where the | |
2039 * cursor is. | |
2040 */ | |
2041 if (msg_use_printf()) | |
446 | 2042 msg_puts_printf(str, maxlen); |
2043 else | |
2044 msg_puts_display(str, maxlen, attr, FALSE); | |
2045 } | |
2046 | |
2047 /* | |
2048 * The display part of msg_puts_attr_len(). | |
2049 * May be called recursively to display scroll-back text. | |
2050 */ | |
2051 static void | |
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2052 msg_puts_display( |
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2053 char_u *str, |
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2054 int maxlen, |
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2055 int attr, |
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2056 int recurse) |
446 | 2057 { |
2058 char_u *s = str; | |
2059 char_u *t_s = str; /* string from "t_s" to "s" is still todo */ | |
2060 int t_col = 0; /* screen cells todo, 0 when "t_s" not used */ | |
2061 #ifdef FEAT_MBYTE | |
2062 int l; | |
2063 int cw; | |
7 | 2064 #endif |
446 | 2065 char_u *sb_str = str; |
2066 int sb_col = msg_col; | |
2067 int wrap; | |
1381 | 2068 int did_last_char; |
7 | 2069 |
2070 did_wait_return = FALSE; | |
1339 | 2071 while ((maxlen < 0 || (int)(s - str) < maxlen) && *s != NUL) |
7 | 2072 { |
2073 /* | |
446 | 2074 * We are at the end of the screen line when: |
2075 * - When outputting a newline. | |
2076 * - When outputting a character in the last column. | |
7 | 2077 */ |
446 | 2078 if (!recurse && msg_row >= Rows - 1 && (*s == '\n' || ( |
7 | 2079 #ifdef FEAT_RIGHTLEFT |
2080 cmdmsg_rl | |
2081 ? ( | |
2082 msg_col <= 1 | |
2083 || (*s == TAB && msg_col <= 7) | |
2084 # ifdef FEAT_MBYTE | |
2085 || (has_mbyte && (*mb_ptr2cells)(s) > 1 && msg_col <= 2) | |
2086 # endif | |
2087 ) | |
2088 : | |
2089 #endif | |
2090 (msg_col + t_col >= Columns - 1 | |
2091 || (*s == TAB && msg_col + t_col >= ((Columns - 1) & ~7)) | |
2092 # ifdef FEAT_MBYTE | |
2093 || (has_mbyte && (*mb_ptr2cells)(s) > 1 | |
2094 && msg_col + t_col >= Columns - 2) | |
2095 # endif | |
2096 )))) | |
2097 { | |
446 | 2098 /* |
2099 * The screen is scrolled up when at the last row (some terminals | |
2100 * scroll automatically, some don't. To avoid problems we scroll | |
2101 * ourselves). | |
2102 */ | |
7 | 2103 if (t_col > 0) |
2104 /* output postponed text */ | |
446 | 2105 t_puts(&t_col, t_s, s, attr); |
7 | 2106 |
1342 | 2107 /* When no more prompt and no more room, truncate here */ |
7 | 2108 if (msg_no_more && lines_left == 0) |
2109 break; | |
446 | 2110 |
2111 /* Scroll the screen up one line. */ | |
2112 msg_scroll_up(); | |
7 | 2113 |
2114 msg_row = Rows - 2; | |
2115 if (msg_col >= Columns) /* can happen after screen resize */ | |
2116 msg_col = Columns - 1; | |
2117 | |
446 | 2118 /* Display char in last column before showing more-prompt. */ |
2119 if (*s >= ' ' | |
2120 #ifdef FEAT_RIGHTLEFT | |
2121 && !cmdmsg_rl | |
2122 #endif | |
2123 ) | |
2124 { | |
2125 #ifdef FEAT_MBYTE | |
2126 if (has_mbyte) | |
2127 { | |
2128 if (enc_utf8 && maxlen >= 0) | |
2129 /* avoid including composing chars after the end */ | |
474 | 2130 l = utfc_ptr2len_len(s, (int)((str + maxlen) - s)); |
446 | 2131 else |
474 | 2132 l = (*mb_ptr2len)(s); |
446 | 2133 s = screen_puts_mbyte(s, l, attr); |
2134 } | |
2135 else | |
2136 #endif | |
2137 msg_screen_putchar(*s++, attr); | |
1381 | 2138 did_last_char = TRUE; |
446 | 2139 } |
1381 | 2140 else |
2141 did_last_char = FALSE; | |
446 | 2142 |
2143 if (p_more) | |
2144 /* store text for scrolling back */ | |
2145 store_sb_text(&sb_str, s, attr, &sb_col, TRUE); | |
2146 | |
539 | 2147 inc_msg_scrolled(); |
446 | 2148 need_wait_return = TRUE; /* may need wait_return in main() */ |
7 | 2149 if (must_redraw < VALID) |
2150 must_redraw = VALID; | |
2151 redraw_cmdline = TRUE; | |
2152 if (cmdline_row > 0 && !exmode_active) | |
2153 --cmdline_row; | |
2154 | |
2155 /* | |
446 | 2156 * If screen is completely filled and 'more' is set then wait |
2157 * for a character. | |
7 | 2158 */ |
1342 | 2159 if (lines_left > 0) |
2160 --lines_left; | |
957 | 2161 if (p_more && lines_left == 0 && State != HITRETURN |
7 | 2162 && !msg_no_more && !exmode_active) |
2163 { | |
2164 #ifdef FEAT_CON_DIALOG | |
446 | 2165 if (do_more_prompt(NUL)) |
2166 s = confirm_msg_tail; | |
2167 #else | |
2168 (void)do_more_prompt(NUL); | |
7 | 2169 #endif |
2170 if (quit_more) | |
446 | 2171 return; |
7 | 2172 } |
539 | 2173 |
2174 /* When we displayed a char in last column need to check if there | |
2175 * is still more. */ | |
1381 | 2176 if (did_last_char) |
539 | 2177 continue; |
7 | 2178 } |
2179 | |
446 | 2180 wrap = *s == '\n' |
7 | 2181 || msg_col + t_col >= Columns |
2182 #ifdef FEAT_MBYTE | |
2183 || (has_mbyte && (*mb_ptr2cells)(s) > 1 | |
2184 && msg_col + t_col >= Columns - 1) | |
2185 #endif | |
446 | 2186 ; |
2187 if (t_col > 0 && (wrap || *s == '\r' || *s == '\b' | |
2188 || *s == '\t' || *s == BELL)) | |
7 | 2189 /* output any postponed text */ |
446 | 2190 t_puts(&t_col, t_s, s, attr); |
2191 | |
2192 if (wrap && p_more && !recurse) | |
2193 /* store text for scrolling back */ | |
2194 store_sb_text(&sb_str, s, attr, &sb_col, TRUE); | |
7 | 2195 |
2196 if (*s == '\n') /* go to next line */ | |
2197 { | |
2198 msg_didout = FALSE; /* remember that line is empty */ | |
474 | 2199 #ifdef FEAT_RIGHTLEFT |
2200 if (cmdmsg_rl) | |
2201 msg_col = Columns - 1; | |
2202 else | |
2203 #endif | |
2204 msg_col = 0; | |
7 | 2205 if (++msg_row >= Rows) /* safety check */ |
2206 msg_row = Rows - 1; | |
2207 } | |
2208 else if (*s == '\r') /* go to column 0 */ | |
2209 { | |
2210 msg_col = 0; | |
2211 } | |
2212 else if (*s == '\b') /* go to previous char */ | |
2213 { | |
2214 if (msg_col) | |
2215 --msg_col; | |
2216 } | |
446 | 2217 else if (*s == TAB) /* translate Tab into spaces */ |
7 | 2218 { |
2219 do | |
2220 msg_screen_putchar(' ', attr); | |
2221 while (msg_col & 7); | |
2222 } | |
6949 | 2223 else if (*s == BELL) /* beep (from ":sh") */ |
2224 vim_beep(BO_SH); | |
7 | 2225 else |
2226 { | |
2227 #ifdef FEAT_MBYTE | |
2228 if (has_mbyte) | |
2229 { | |
2230 cw = (*mb_ptr2cells)(s); | |
2231 if (enc_utf8 && maxlen >= 0) | |
2232 /* avoid including composing chars after the end */ | |
474 | 2233 l = utfc_ptr2len_len(s, (int)((str + maxlen) - s)); |
7 | 2234 else |
474 | 2235 l = (*mb_ptr2len)(s); |
7 | 2236 } |
2237 else | |
2238 { | |
2239 cw = 1; | |
2240 l = 1; | |
2241 } | |
2242 #endif | |
2243 /* When drawing from right to left or when a double-wide character | |
2244 * doesn't fit, draw a single character here. Otherwise collect | |
2245 * characters and draw them all at once later. */ | |
2246 #if defined(FEAT_RIGHTLEFT) || defined(FEAT_MBYTE) | |
2247 if ( | |
2248 # ifdef FEAT_RIGHTLEFT | |
2249 cmdmsg_rl | |
2250 # ifdef FEAT_MBYTE | |
2251 || | |
2252 # endif | |
2253 # endif | |
2254 # ifdef FEAT_MBYTE | |
2255 (cw > 1 && msg_col + t_col >= Columns - 1) | |
2256 # endif | |
2257 ) | |
2258 { | |
2259 # ifdef FEAT_MBYTE | |
2260 if (l > 1) | |
2261 s = screen_puts_mbyte(s, l, attr) - 1; | |
2262 else | |
2263 # endif | |
2264 msg_screen_putchar(*s, attr); | |
2265 } | |
2266 else | |
2267 #endif | |
2268 { | |
2269 /* postpone this character until later */ | |
2270 if (t_col == 0) | |
2271 t_s = s; | |
2272 #ifdef FEAT_MBYTE | |
2273 t_col += cw; | |
2274 s += l - 1; | |
2275 #else | |
2276 ++t_col; | |
2277 #endif | |
2278 } | |
2279 } | |
2280 ++s; | |
2281 } | |
2282 | |
2283 /* output any postponed text */ | |
2284 if (t_col > 0) | |
446 | 2285 t_puts(&t_col, t_s, s, attr); |
2286 if (p_more && !recurse) | |
2287 store_sb_text(&sb_str, s, attr, &sb_col, FALSE); | |
7 | 2288 |
2289 msg_check(); | |
2290 } | |
2291 | |
2292 /* | |
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2293 * Return TRUE when ":filter pattern" was used and "msg" does not match |
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2294 * "pattern". |
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2295 */ |
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2296 int |
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2297 message_filtered(char_u *msg) |
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2298 { |
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2299 int match; |
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2300 |
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2301 if (cmdmod.filter_regmatch.regprog == NULL) |
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2302 return FALSE; |
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2303 match = vim_regexec(&cmdmod.filter_regmatch, msg, (colnr_T)0); |
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2304 return cmdmod.filter_force ? match : !match; |
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2305 } |
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2306 |
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2307 /* |
446 | 2308 * Scroll the screen up one line for displaying the next message line. |
2309 */ | |
2310 static void | |
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2311 msg_scroll_up(void) |
446 | 2312 { |
2313 #ifdef FEAT_GUI | |
2314 /* Remove the cursor before scrolling, ScreenLines[] is going | |
2315 * to become invalid. */ | |
2316 if (gui.in_use) | |
2317 gui_undraw_cursor(); | |
2318 #endif | |
2319 /* scrolling up always works */ | |
2320 screen_del_lines(0, 0, 1, (int)Rows, TRUE, NULL); | |
2321 | |
2322 if (!can_clear((char_u *)" ")) | |
2323 { | |
2324 /* Scrolling up doesn't result in the right background. Set the | |
2325 * background here. It's not efficient, but avoids that we have to do | |
2326 * it all over the code. */ | |
2327 screen_fill((int)Rows - 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
2328 | |
2329 /* Also clear the last char of the last but one line if it was not | |
2330 * cleared before to avoid a scroll-up. */ | |
2331 if (ScreenAttrs[LineOffset[Rows - 2] + Columns - 1] == (sattr_T)-1) | |
2332 screen_fill((int)Rows - 2, (int)Rows - 1, | |
2333 (int)Columns - 1, (int)Columns, ' ', ' ', 0); | |
2334 } | |
2335 } | |
2336 | |
2337 /* | |
539 | 2338 * Increment "msg_scrolled". |
2339 */ | |
2340 static void | |
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2341 inc_msg_scrolled(void) |
539 | 2342 { |
2343 #ifdef FEAT_EVAL | |
2344 if (*get_vim_var_str(VV_SCROLLSTART) == NUL) | |
2345 { | |
2346 char_u *p = sourcing_name; | |
2347 char_u *tofree = NULL; | |
2348 int len; | |
2349 | |
2350 /* v:scrollstart is empty, set it to the script/function name and line | |
2351 * number */ | |
2352 if (p == NULL) | |
2353 p = (char_u *)_("Unknown"); | |
2354 else | |
2355 { | |
835 | 2356 len = (int)STRLEN(p) + 40; |
539 | 2357 tofree = alloc(len); |
2358 if (tofree != NULL) | |
2359 { | |
2360 vim_snprintf((char *)tofree, len, _("%s line %ld"), | |
2361 p, (long)sourcing_lnum); | |
2362 p = tofree; | |
2363 } | |
2364 } | |
2365 set_vim_var_string(VV_SCROLLSTART, p, -1); | |
2366 vim_free(tofree); | |
2367 } | |
2368 #endif | |
2369 ++msg_scrolled; | |
2370 } | |
2371 | |
2372 /* | |
446 | 2373 * To be able to scroll back at the "more" and "hit-enter" prompts we need to |
2374 * store the displayed text and remember where screen lines start. | |
2375 */ | |
2376 typedef struct msgchunk_S msgchunk_T; | |
2377 struct msgchunk_S | |
2378 { | |
2379 msgchunk_T *sb_next; | |
2380 msgchunk_T *sb_prev; | |
2381 char sb_eol; /* TRUE when line ends after this text */ | |
2382 int sb_msg_col; /* column in which text starts */ | |
2383 int sb_attr; /* text attributes */ | |
2384 char_u sb_text[1]; /* text to be displayed, actually longer */ | |
2385 }; | |
2386 | |
2387 static msgchunk_T *last_msgchunk = NULL; /* last displayed text */ | |
2388 | |
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2389 static msgchunk_T *msg_sb_start(msgchunk_T *mps); |
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2390 static msgchunk_T *disp_sb_line(int row, msgchunk_T *smp); |
446 | 2391 |
447 | 2392 static int do_clear_sb_text = FALSE; /* clear text on next msg */ |
2393 | |
446 | 2394 /* |
2395 * Store part of a printed message for displaying when scrolling back. | |
2396 */ | |
2397 static void | |
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2398 store_sb_text( |
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2399 char_u **sb_str, /* start of string */ |
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2400 char_u *s, /* just after string */ |
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2401 int attr, |
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2402 int *sb_col, |
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2403 int finish) /* line ends */ |
446 | 2404 { |
2405 msgchunk_T *mp; | |
2406 | |
447 | 2407 if (do_clear_sb_text) |
2408 { | |
2409 clear_sb_text(); | |
2410 do_clear_sb_text = FALSE; | |
2411 } | |
2412 | |
446 | 2413 if (s > *sb_str) |
2414 { | |
2415 mp = (msgchunk_T *)alloc((int)(sizeof(msgchunk_T) + (s - *sb_str))); | |
2416 if (mp != NULL) | |
2417 { | |
2418 mp->sb_eol = finish; | |
2419 mp->sb_msg_col = *sb_col; | |
2420 mp->sb_attr = attr; | |
2421 vim_strncpy(mp->sb_text, *sb_str, s - *sb_str); | |
2422 | |
2423 if (last_msgchunk == NULL) | |
2424 { | |
2425 last_msgchunk = mp; | |
2426 mp->sb_prev = NULL; | |
2427 } | |
2428 else | |
2429 { | |
2430 mp->sb_prev = last_msgchunk; | |
2431 last_msgchunk->sb_next = mp; | |
2432 last_msgchunk = mp; | |
2433 } | |
2434 mp->sb_next = NULL; | |
2435 } | |
2436 } | |
2437 else if (finish && last_msgchunk != NULL) | |
2438 last_msgchunk->sb_eol = TRUE; | |
2439 | |
2440 *sb_str = s; | |
2441 *sb_col = 0; | |
2442 } | |
2443 | |
2444 /* | |
447 | 2445 * Finished showing messages, clear the scroll-back text on the next message. |
2446 */ | |
2447 void | |
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2448 may_clear_sb_text(void) |
447 | 2449 { |
2450 do_clear_sb_text = TRUE; | |
2451 } | |
2452 | |
2453 /* | |
446 | 2454 * Clear any text remembered for scrolling back. |
2455 * Called when redrawing the screen. | |
2456 */ | |
2457 void | |
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2458 clear_sb_text(void) |
446 | 2459 { |
2460 msgchunk_T *mp; | |
2461 | |
2462 while (last_msgchunk != NULL) | |
2463 { | |
2464 mp = last_msgchunk->sb_prev; | |
2465 vim_free(last_msgchunk); | |
2466 last_msgchunk = mp; | |
2467 } | |
2468 } | |
2469 | |
2470 /* | |
447 | 2471 * "g<" command. |
2472 */ | |
2473 void | |
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2474 show_sb_text(void) |
447 | 2475 { |
2476 msgchunk_T *mp; | |
2477 | |
1342 | 2478 /* Only show something if there is more than one line, otherwise it looks |
447 | 2479 * weird, typing a command without output results in one line. */ |
2480 mp = msg_sb_start(last_msgchunk); | |
2481 if (mp == NULL || mp->sb_prev == NULL) | |
6949 | 2482 vim_beep(BO_MESS); |
447 | 2483 else |
2484 { | |
2485 do_more_prompt('G'); | |
2486 wait_return(FALSE); | |
2487 } | |
2488 } | |
2489 | |
2490 /* | |
446 | 2491 * Move to the start of screen line in already displayed text. |
2492 */ | |
2493 static msgchunk_T * | |
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2494 msg_sb_start(msgchunk_T *mps) |
446 | 2495 { |
2496 msgchunk_T *mp = mps; | |
2497 | |
2498 while (mp != NULL && mp->sb_prev != NULL && !mp->sb_prev->sb_eol) | |
2499 mp = mp->sb_prev; | |
2500 return mp; | |
2501 } | |
2502 | |
2503 /* | |
3435 | 2504 * Mark the last message chunk as finishing the line. |
2505 */ | |
2506 void | |
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2507 msg_sb_eol(void) |
3435 | 2508 { |
2509 if (last_msgchunk != NULL) | |
2510 last_msgchunk->sb_eol = TRUE; | |
2511 } | |
2512 | |
2513 /* | |
446 | 2514 * Display a screen line from previously displayed text at row "row". |
2515 * Returns a pointer to the text for the next line (can be NULL). | |
2516 */ | |
2517 static msgchunk_T * | |
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2518 disp_sb_line(int row, msgchunk_T *smp) |
446 | 2519 { |
2520 msgchunk_T *mp = smp; | |
2521 char_u *p; | |
2522 | |
2523 for (;;) | |
2524 { | |
2525 msg_row = row; | |
2526 msg_col = mp->sb_msg_col; | |
2527 p = mp->sb_text; | |
2528 if (*p == '\n') /* don't display the line break */ | |
2529 ++p; | |
2530 msg_puts_display(p, -1, mp->sb_attr, TRUE); | |
2531 if (mp->sb_eol || mp->sb_next == NULL) | |
2532 break; | |
2533 mp = mp->sb_next; | |
2534 } | |
2535 return mp->sb_next; | |
2536 } | |
2537 | |
2538 /* | |
7 | 2539 * Output any postponed text for msg_puts_attr_len(). |
2540 */ | |
2541 static void | |
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2542 t_puts( |
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2543 int *t_col, |
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2544 char_u *t_s, |
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2545 char_u *s, |
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2546 int attr) |
7 | 2547 { |
2548 /* output postponed text */ | |
2549 msg_didout = TRUE; /* remember that line is not empty */ | |
2550 screen_puts_len(t_s, (int)(s - t_s), msg_row, msg_col, attr); | |
446 | 2551 msg_col += *t_col; |
2552 *t_col = 0; | |
7 | 2553 #ifdef FEAT_MBYTE |
2554 /* If the string starts with a composing character don't increment the | |
2555 * column position for it. */ | |
2556 if (enc_utf8 && utf_iscomposing(utf_ptr2char(t_s))) | |
2557 --msg_col; | |
2558 #endif | |
2559 if (msg_col >= Columns) | |
2560 { | |
2561 msg_col = 0; | |
2562 ++msg_row; | |
2563 } | |
2564 } | |
2565 | |
2566 /* | |
2567 * Returns TRUE when messages should be printed with mch_errmsg(). | |
2568 * This is used when there is no valid screen, so we can see error messages. | |
2569 * If termcap is not active, we may be writing in an alternate console | |
2570 * window, cursor positioning may not work correctly (window size may be | |
2571 * different, e.g. for Win32 console) or we just don't know where the | |
2572 * cursor is. | |
2573 */ | |
2574 int | |
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2575 msg_use_printf(void) |
7 | 2576 { |
2577 return (!msg_check_screen() | |
2578 #if defined(WIN3264) && !defined(FEAT_GUI_MSWIN) | |
2579 || !termcap_active | |
2580 #endif | |
2581 || (swapping_screen() && !termcap_active) | |
2582 ); | |
2583 } | |
2584 | |
446 | 2585 /* |
2586 * Print a message when there is no valid screen. | |
2587 */ | |
2588 static void | |
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2589 msg_puts_printf(char_u *str, int maxlen) |
446 | 2590 { |
2591 char_u *s = str; | |
2592 char_u buf[4]; | |
2593 char_u *p; | |
2594 | |
2595 #ifdef WIN3264 | |
2596 if (!(silent_mode && p_verbose == 0)) | |
2597 mch_settmode(TMODE_COOK); /* handle '\r' and '\n' correctly */ | |
2598 #endif | |
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2599 while ((maxlen < 0 || (int)(s - str) < maxlen) && *s != NUL) |
446 | 2600 { |
2601 if (!(silent_mode && p_verbose == 0)) | |
2602 { | |
2603 /* NL --> CR NL translation (for Unix, not for "--version") */ | |
2604 /* NL --> CR translation (for Mac) */ | |
2605 p = &buf[0]; | |
2606 if (*s == '\n' && !info_message) | |
2607 *p++ = '\r'; | |
2608 #if defined(USE_CR) && !defined(MACOS_X_UNIX) | |
2609 else | |
2610 #endif | |
2611 *p++ = *s; | |
2612 *p = '\0'; | |
2613 if (info_message) /* informative message, not an error */ | |
2614 mch_msg((char *)buf); | |
2615 else | |
2616 mch_errmsg((char *)buf); | |
2617 } | |
2618 | |
2619 /* primitive way to compute the current column */ | |
2620 #ifdef FEAT_RIGHTLEFT | |
2621 if (cmdmsg_rl) | |
2622 { | |
2623 if (*s == '\r' || *s == '\n') | |
2624 msg_col = Columns - 1; | |
2625 else | |
2626 --msg_col; | |
2627 } | |
2628 else | |
2629 #endif | |
2630 { | |
2631 if (*s == '\r' || *s == '\n') | |
2632 msg_col = 0; | |
2633 else | |
2634 ++msg_col; | |
2635 } | |
2636 ++s; | |
2637 } | |
2638 msg_didout = TRUE; /* assume that line is not empty */ | |
2639 | |
2640 #ifdef WIN3264 | |
2641 if (!(silent_mode && p_verbose == 0)) | |
2642 mch_settmode(TMODE_RAW); | |
2643 #endif | |
2644 } | |
2645 | |
2646 /* | |
2647 * Show the more-prompt and handle the user response. | |
2648 * This takes care of scrolling back and displaying previously displayed text. | |
447 | 2649 * When at hit-enter prompt "typed_char" is the already typed character, |
2650 * otherwise it's NUL. | |
446 | 2651 * Returns TRUE when jumping ahead to "confirm_msg_tail". |
2652 */ | |
2653 static int | |
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2654 do_more_prompt(int typed_char) |
446 | 2655 { |
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parents:
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diff
changeset
|
2656 static int entered = FALSE; |
446 | 2657 int used_typed_char = typed_char; |
2658 int oldState = State; | |
2659 int c; | |
2660 #ifdef FEAT_CON_DIALOG | |
2661 int retval = FALSE; | |
2662 #endif | |
3263 | 2663 int toscroll; |
446 | 2664 msgchunk_T *mp_last = NULL; |
2665 msgchunk_T *mp; | |
2666 int i; | |
2667 | |
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parents:
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diff
changeset
|
2668 /* We get called recursively when a timer callback outputs a message. In |
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parents:
8905
diff
changeset
|
2669 * that case don't show another prompt. Also when at the hit-Enter prompt |
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commit https://github.com/vim/vim/commit/a0055ad3a789b8eeb0c983d8a18d4bcaeaf456b8
Christian Brabandt <cb@256bit.org>
parents:
8905
diff
changeset
|
2670 * and nothing was typed. */ |
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commit https://github.com/vim/vim/commit/a0055ad3a789b8eeb0c983d8a18d4bcaeaf456b8
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parents:
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diff
changeset
|
2671 if (entered || (State == HITRETURN && typed_char == 0)) |
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parents:
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diff
changeset
|
2672 return FALSE; |
7c98c5d0298c
commit https://github.com/vim/vim/commit/bfb96c047b79b2aab5fd57a2472871508819f3ef
Christian Brabandt <cb@256bit.org>
parents:
8289
diff
changeset
|
2673 entered = TRUE; |
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commit https://github.com/vim/vim/commit/bfb96c047b79b2aab5fd57a2472871508819f3ef
Christian Brabandt <cb@256bit.org>
parents:
8289
diff
changeset
|
2674 |
447 | 2675 if (typed_char == 'G') |
2676 { | |
2677 /* "g<": Find first line on the last page. */ | |
2678 mp_last = msg_sb_start(last_msgchunk); | |
2679 for (i = 0; i < Rows - 2 && mp_last != NULL | |
2680 && mp_last->sb_prev != NULL; ++i) | |
2681 mp_last = msg_sb_start(mp_last->sb_prev); | |
2682 } | |
2683 | |
446 | 2684 State = ASKMORE; |
2685 #ifdef FEAT_MOUSE | |
2686 setmouse(); | |
2687 #endif | |
447 | 2688 if (typed_char == NUL) |
2689 msg_moremsg(FALSE); | |
446 | 2690 for (;;) |
2691 { | |
2692 /* | |
2693 * Get a typed character directly from the user. | |
2694 */ | |
2695 if (used_typed_char != NUL) | |
2696 { | |
2697 c = used_typed_char; /* was typed at hit-enter prompt */ | |
2698 used_typed_char = NUL; | |
2699 } | |
2700 else | |
2701 c = get_keystroke(); | |
2702 | |
2703 #if defined(FEAT_MENU) && defined(FEAT_GUI) | |
2704 if (c == K_MENU) | |
2705 { | |
2706 int idx = get_menu_index(current_menu, ASKMORE); | |
2707 | |
2708 /* Used a menu. If it starts with CTRL-Y, it must | |
2709 * be a "Copy" for the clipboard. Otherwise | |
2710 * assume that we end */ | |
2711 if (idx == MENU_INDEX_INVALID) | |
2712 continue; | |
2713 c = *current_menu->strings[idx]; | |
2714 if (c != NUL && current_menu->strings[idx][1] != NUL) | |
2715 ins_typebuf(current_menu->strings[idx] + 1, | |
2716 current_menu->noremap[idx], 0, TRUE, | |
2717 current_menu->silent[idx]); | |
2718 } | |
2719 #endif | |
2720 | |
3263 | 2721 toscroll = 0; |
446 | 2722 switch (c) |
2723 { | |
2724 case BS: /* scroll one line back */ | |
2725 case K_BS: | |
2726 case 'k': | |
2727 case K_UP: | |
3263 | 2728 toscroll = -1; |
446 | 2729 break; |
2730 | |
2731 case CAR: /* one extra line */ | |
2732 case NL: | |
2733 case 'j': | |
2734 case K_DOWN: | |
3263 | 2735 toscroll = 1; |
446 | 2736 break; |
2737 | |
2738 case 'u': /* Up half a page */ | |
3263 | 2739 toscroll = -(Rows / 2); |
446 | 2740 break; |
2741 | |
2742 case 'd': /* Down half a page */ | |
3263 | 2743 toscroll = Rows / 2; |
446 | 2744 break; |
2745 | |
2746 case 'b': /* one page back */ | |
1820 | 2747 case K_PAGEUP: |
3263 | 2748 toscroll = -(Rows - 1); |
446 | 2749 break; |
2750 | |
2751 case ' ': /* one extra page */ | |
1820 | 2752 case 'f': |
446 | 2753 case K_PAGEDOWN: |
2754 case K_LEFTMOUSE: | |
3263 | 2755 toscroll = Rows - 1; |
446 | 2756 break; |
2757 | |
447 | 2758 case 'g': /* all the way back to the start */ |
3263 | 2759 toscroll = -999999; |
447 | 2760 break; |
2761 | |
2762 case 'G': /* all the way to the end */ | |
3263 | 2763 toscroll = 999999; |
447 | 2764 lines_left = 999999; |
2765 break; | |
2766 | |
446 | 2767 case ':': /* start new command line */ |
2768 #ifdef FEAT_CON_DIALOG | |
2769 if (!confirm_msg_used) | |
2770 #endif | |
2771 { | |
2772 /* Since got_int is set all typeahead will be flushed, but we | |
2773 * want to keep this ':', remember that in a special way. */ | |
2774 typeahead_noflush(':'); | |
2775 cmdline_row = Rows - 1; /* put ':' on this line */ | |
2776 skip_redraw = TRUE; /* skip redraw once */ | |
2777 need_wait_return = FALSE; /* don't wait in main() */ | |
2778 } | |
2779 /*FALLTHROUGH*/ | |
2780 case 'q': /* quit */ | |
2781 case Ctrl_C: | |
2782 case ESC: | |
2783 #ifdef FEAT_CON_DIALOG | |
2784 if (confirm_msg_used) | |
2785 { | |
2786 /* Jump to the choices of the dialog. */ | |
2787 retval = TRUE; | |
2788 } | |
2789 else | |
2790 #endif | |
2791 { | |
2792 got_int = TRUE; | |
2793 quit_more = TRUE; | |
2794 } | |
1829 | 2795 /* When there is some more output (wrapping line) display that |
2796 * without another prompt. */ | |
2797 lines_left = Rows - 1; | |
446 | 2798 break; |
2799 | |
2800 #ifdef FEAT_CLIPBOARD | |
2801 case Ctrl_Y: | |
2802 /* Strange way to allow copying (yanking) a modeless | |
2803 * selection at the more prompt. Use CTRL-Y, | |
2804 * because the same is used in Cmdline-mode and at the | |
2805 * hit-enter prompt. However, scrolling one line up | |
2806 * might be expected... */ | |
2807 if (clip_star.state == SELECT_DONE) | |
2808 clip_copy_modeless_selection(TRUE); | |
2809 continue; | |
2810 #endif | |
2811 default: /* no valid response */ | |
2812 msg_moremsg(TRUE); | |
2813 continue; | |
2814 } | |
2815 | |
3263 | 2816 if (toscroll != 0) |
446 | 2817 { |
3263 | 2818 if (toscroll < 0) |
446 | 2819 { |
2820 /* go to start of last line */ | |
2821 if (mp_last == NULL) | |
2822 mp = msg_sb_start(last_msgchunk); | |
2823 else if (mp_last->sb_prev != NULL) | |
2824 mp = msg_sb_start(mp_last->sb_prev); | |
2825 else | |
2826 mp = NULL; | |
2827 | |
2828 /* go to start of line at top of the screen */ | |
2829 for (i = 0; i < Rows - 2 && mp != NULL && mp->sb_prev != NULL; | |
2830 ++i) | |
2831 mp = msg_sb_start(mp->sb_prev); | |
2832 | |
2833 if (mp != NULL && mp->sb_prev != NULL) | |
2834 { | |
2835 /* Find line to be displayed at top. */ | |
3263 | 2836 for (i = 0; i > toscroll; --i) |
446 | 2837 { |
2838 if (mp == NULL || mp->sb_prev == NULL) | |
2839 break; | |
2840 mp = msg_sb_start(mp->sb_prev); | |
2841 if (mp_last == NULL) | |
2842 mp_last = msg_sb_start(last_msgchunk); | |
2843 else | |
2844 mp_last = msg_sb_start(mp_last->sb_prev); | |
2845 } | |
2846 | |
3263 | 2847 if (toscroll == -1 && screen_ins_lines(0, 0, 1, |
446 | 2848 (int)Rows, NULL) == OK) |
2849 { | |
447 | 2850 /* display line at top */ |
446 | 2851 (void)disp_sb_line(0, mp); |
2852 } | |
2853 else | |
2854 { | |
447 | 2855 /* redisplay all lines */ |
446 | 2856 screenclear(); |
870 | 2857 for (i = 0; mp != NULL && i < Rows - 1; ++i) |
2858 { | |
446 | 2859 mp = disp_sb_line(i, mp); |
870 | 2860 ++msg_scrolled; |
2861 } | |
446 | 2862 } |
3263 | 2863 toscroll = 0; |
446 | 2864 } |
2865 } | |
2866 else | |
2867 { | |
2868 /* First display any text that we scrolled back. */ | |
3263 | 2869 while (toscroll > 0 && mp_last != NULL) |
446 | 2870 { |
2871 /* scroll up, display line at bottom */ | |
2872 msg_scroll_up(); | |
539 | 2873 inc_msg_scrolled(); |
446 | 2874 screen_fill((int)Rows - 2, (int)Rows - 1, 0, |
2875 (int)Columns, ' ', ' ', 0); | |
2876 mp_last = disp_sb_line((int)Rows - 2, mp_last); | |
3263 | 2877 --toscroll; |
446 | 2878 } |
2879 } | |
2880 | |
3263 | 2881 if (toscroll <= 0) |
446 | 2882 { |
2883 /* displayed the requested text, more prompt again */ | |
447 | 2884 screen_fill((int)Rows - 1, (int)Rows, 0, |
2885 (int)Columns, ' ', ' ', 0); | |
446 | 2886 msg_moremsg(FALSE); |
2887 continue; | |
2888 } | |
2889 | |
2890 /* display more text, return to caller */ | |
3263 | 2891 lines_left = toscroll; |
446 | 2892 } |
2893 | |
2894 break; | |
2895 } | |
2896 | |
2897 /* clear the --more-- message */ | |
2898 screen_fill((int)Rows - 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
2899 State = oldState; | |
2900 #ifdef FEAT_MOUSE | |
2901 setmouse(); | |
2902 #endif | |
2903 if (quit_more) | |
2904 { | |
2905 msg_row = Rows - 1; | |
2906 msg_col = 0; | |
2907 } | |
2908 #ifdef FEAT_RIGHTLEFT | |
2909 else if (cmdmsg_rl) | |
2910 msg_col = Columns - 1; | |
2911 #endif | |
2912 | |
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Christian Brabandt <cb@256bit.org>
parents:
8289
diff
changeset
|
2913 entered = FALSE; |
446 | 2914 #ifdef FEAT_CON_DIALOG |
2915 return retval; | |
2916 #else | |
2917 return FALSE; | |
2918 #endif | |
2919 } | |
2920 | |
7 | 2921 #if defined(USE_MCH_ERRMSG) || defined(PROTO) |
2922 | |
2923 #ifdef mch_errmsg | |
2924 # undef mch_errmsg | |
2925 #endif | |
2926 #ifdef mch_msg | |
2927 # undef mch_msg | |
2928 #endif | |
2929 | |
2930 /* | |
2931 * Give an error message. To be used when the screen hasn't been initialized | |
2932 * yet. When stderr can't be used, collect error messages until the GUI has | |
2933 * started and they can be displayed in a message box. | |
2934 */ | |
2935 void | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2936 mch_errmsg(char *str) |
7 | 2937 { |
2938 int len; | |
2939 | |
2940 #if (defined(UNIX) || defined(FEAT_GUI)) && !defined(ALWAYS_USE_GUI) | |
2941 /* On Unix use stderr if it's a tty. | |
2942 * When not going to start the GUI also use stderr. | |
2943 * On Mac, when started from Finder, stderr is the console. */ | |
2944 if ( | |
2945 # ifdef UNIX | |
2946 # ifdef MACOS_X_UNIX | |
2947 (isatty(2) && strcmp("/dev/console", ttyname(2)) != 0) | |
2948 # else | |
2949 isatty(2) | |
2950 # endif | |
2951 # ifdef FEAT_GUI | |
2952 || | |
2953 # endif | |
2954 # endif | |
2955 # ifdef FEAT_GUI | |
2956 !(gui.in_use || gui.starting) | |
2957 # endif | |
2958 ) | |
2959 { | |
2960 fprintf(stderr, "%s", str); | |
2961 return; | |
2962 } | |
2963 #endif | |
2964 | |
2965 /* avoid a delay for a message that isn't there */ | |
2966 emsg_on_display = FALSE; | |
2967 | |
2968 len = (int)STRLEN(str) + 1; | |
2969 if (error_ga.ga_growsize == 0) | |
2970 { | |
2971 error_ga.ga_growsize = 80; | |
2972 error_ga.ga_itemsize = 1; | |
2973 } | |
2974 if (ga_grow(&error_ga, len) == OK) | |
2975 { | |
2976 mch_memmove((char_u *)error_ga.ga_data + error_ga.ga_len, | |
2977 (char_u *)str, len); | |
2978 #ifdef UNIX | |
2979 /* remove CR characters, they are displayed */ | |
2980 { | |
2981 char_u *p; | |
2982 | |
2983 p = (char_u *)error_ga.ga_data + error_ga.ga_len; | |
2984 for (;;) | |
2985 { | |
2986 p = vim_strchr(p, '\r'); | |
2987 if (p == NULL) | |
2988 break; | |
2989 *p = ' '; | |
2990 } | |
2991 } | |
2992 #endif | |
2993 --len; /* don't count the NUL at the end */ | |
2994 error_ga.ga_len += len; | |
2995 } | |
2996 } | |
2997 | |
2998 /* | |
2999 * Give a message. To be used when the screen hasn't been initialized yet. | |
3000 * When there is no tty, collect messages until the GUI has started and they | |
3001 * can be displayed in a message box. | |
3002 */ | |
3003 void | |
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parents:
7803
diff
changeset
|
3004 mch_msg(char *str) |
7 | 3005 { |
3006 #if (defined(UNIX) || defined(FEAT_GUI)) && !defined(ALWAYS_USE_GUI) | |
3007 /* On Unix use stdout if we have a tty. This allows "vim -h | more" and | |
3008 * uses mch_errmsg() when started from the desktop. | |
3009 * When not going to start the GUI also use stdout. | |
3010 * On Mac, when started from Finder, stderr is the console. */ | |
3011 if ( | |
3012 # ifdef UNIX | |
3013 # ifdef MACOS_X_UNIX | |
3014 (isatty(2) && strcmp("/dev/console", ttyname(2)) != 0) | |
3015 # else | |
3016 isatty(2) | |
3017 # endif | |
3018 # ifdef FEAT_GUI | |
3019 || | |
3020 # endif | |
3021 # endif | |
3022 # ifdef FEAT_GUI | |
3023 !(gui.in_use || gui.starting) | |
3024 # endif | |
3025 ) | |
3026 { | |
3027 printf("%s", str); | |
3028 return; | |
3029 } | |
3030 # endif | |
3031 mch_errmsg(str); | |
3032 } | |
3033 #endif /* USE_MCH_ERRMSG */ | |
3034 | |
3035 /* | |
3036 * Put a character on the screen at the current message position and advance | |
3037 * to the next position. Only for printable ASCII! | |
3038 */ | |
3039 static void | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3040 msg_screen_putchar(int c, int attr) |
7 | 3041 { |
3042 msg_didout = TRUE; /* remember that line is not empty */ | |
3043 screen_putchar(c, msg_row, msg_col, attr); | |
3044 #ifdef FEAT_RIGHTLEFT | |
3045 if (cmdmsg_rl) | |
3046 { | |
3047 if (--msg_col == 0) | |
3048 { | |
3049 msg_col = Columns; | |
3050 ++msg_row; | |
3051 } | |
3052 } | |
3053 else | |
3054 #endif | |
3055 { | |
3056 if (++msg_col >= Columns) | |
3057 { | |
3058 msg_col = 0; | |
3059 ++msg_row; | |
3060 } | |
3061 } | |
3062 } | |
3063 | |
3064 void | |
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commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3065 msg_moremsg(int full) |
7 | 3066 { |
446 | 3067 int attr; |
3068 char_u *s = (char_u *)_("-- More --"); | |
7 | 3069 |
3070 attr = hl_attr(HLF_M); | |
446 | 3071 screen_puts(s, (int)Rows - 1, 0, attr); |
7 | 3072 if (full) |
446 | 3073 screen_puts((char_u *) |
3074 _(" SPACE/d/j: screen/page/line down, b/u/k: up, q: quit "), | |
3075 (int)Rows - 1, vim_strsize(s), attr); | |
7 | 3076 } |
3077 | |
3078 /* | |
3079 * Repeat the message for the current mode: ASKMORE, EXTERNCMD, CONFIRM or | |
3080 * exmode_active. | |
3081 */ | |
3082 void | |
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commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3083 repeat_message(void) |
7 | 3084 { |
3085 if (State == ASKMORE) | |
3086 { | |
3087 msg_moremsg(TRUE); /* display --more-- message again */ | |
3088 msg_row = Rows - 1; | |
3089 } | |
3090 #ifdef FEAT_CON_DIALOG | |
3091 else if (State == CONFIRM) | |
3092 { | |
3093 display_confirm_msg(); /* display ":confirm" message again */ | |
3094 msg_row = Rows - 1; | |
3095 } | |
3096 #endif | |
3097 else if (State == EXTERNCMD) | |
3098 { | |
3099 windgoto(msg_row, msg_col); /* put cursor back */ | |
3100 } | |
3101 else if (State == HITRETURN || State == SETWSIZE) | |
3102 { | |
1445 | 3103 if (msg_row == Rows - 1) |
3104 { | |
3105 /* Avoid drawing the "hit-enter" prompt below the previous one, | |
3106 * overwrite it. Esp. useful when regaining focus and a | |
3107 * FocusGained autocmd exists but didn't draw anything. */ | |
3108 msg_didout = FALSE; | |
3109 msg_col = 0; | |
3110 msg_clr_eos(); | |
3111 } | |
7 | 3112 hit_return_msg(); |
3113 msg_row = Rows - 1; | |
3114 } | |
3115 } | |
3116 | |
3117 /* | |
3118 * msg_check_screen - check if the screen is initialized. | |
3119 * Also check msg_row and msg_col, if they are too big it may cause a crash. | |
3120 * While starting the GUI the terminal codes will be set for the GUI, but the | |
3121 * output goes to the terminal. Don't use the terminal codes then. | |
3122 */ | |
3123 static int | |
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commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3124 msg_check_screen(void) |
7 | 3125 { |
3126 if (!full_screen || !screen_valid(FALSE)) | |
3127 return FALSE; | |
3128 | |
3129 if (msg_row >= Rows) | |
3130 msg_row = Rows - 1; | |
3131 if (msg_col >= Columns) | |
3132 msg_col = Columns - 1; | |
3133 return TRUE; | |
3134 } | |
3135 | |
3136 /* | |
3137 * Clear from current message position to end of screen. | |
3138 * Skip this when ":silent" was used, no need to clear for redirection. | |
3139 */ | |
3140 void | |
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commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3141 msg_clr_eos(void) |
7 | 3142 { |
3143 if (msg_silent == 0) | |
3144 msg_clr_eos_force(); | |
3145 } | |
3146 | |
3147 /* | |
3148 * Clear from current message position to end of screen. | |
3149 * Note: msg_col is not updated, so we remember the end of the message | |
3150 * for msg_check(). | |
3151 */ | |
3152 void | |
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commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3153 msg_clr_eos_force(void) |
7 | 3154 { |
3155 if (msg_use_printf()) | |
3156 { | |
3157 if (full_screen) /* only when termcap codes are valid */ | |
3158 { | |
3159 if (*T_CD) | |
3160 out_str(T_CD); /* clear to end of display */ | |
3161 else if (*T_CE) | |
3162 out_str(T_CE); /* clear to end of line */ | |
3163 } | |
3164 } | |
3165 else | |
3166 { | |
3167 #ifdef FEAT_RIGHTLEFT | |
3168 if (cmdmsg_rl) | |
3169 { | |
3170 screen_fill(msg_row, msg_row + 1, 0, msg_col + 1, ' ', ' ', 0); | |
3171 screen_fill(msg_row + 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
3172 } | |
3173 else | |
3174 #endif | |
3175 { | |
3176 screen_fill(msg_row, msg_row + 1, msg_col, (int)Columns, | |
3177 ' ', ' ', 0); | |
3178 screen_fill(msg_row + 1, (int)Rows, 0, (int)Columns, ' ', ' ', 0); | |
3179 } | |
3180 } | |
3181 } | |
3182 | |
3183 /* | |
3184 * Clear the command line. | |
3185 */ | |
3186 void | |
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|
3187 msg_clr_cmdline(void) |
7 | 3188 { |
3189 msg_row = cmdline_row; | |
3190 msg_col = 0; | |
3191 msg_clr_eos_force(); | |
3192 } | |
3193 | |
3194 /* | |
3195 * end putting a message on the screen | |
3196 * call wait_return if the message does not fit in the available space | |
3197 * return TRUE if wait_return not called. | |
3198 */ | |
3199 int | |
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|
3200 msg_end(void) |
7 | 3201 { |
3202 /* | |
5245
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3203 * If the string is larger than the window, |
7 | 3204 * or the ruler option is set and we run into it, |
3205 * we have to redraw the window. | |
3206 * Do not do this if we are abandoning the file or editing the command line. | |
3207 */ | |
3208 if (!exiting && need_wait_return && !(State & CMDLINE)) | |
3209 { | |
3210 wait_return(FALSE); | |
3211 return FALSE; | |
3212 } | |
3213 out_flush(); | |
3214 return TRUE; | |
3215 } | |
3216 | |
3217 /* | |
3218 * If the written message runs into the shown command or ruler, we have to | |
3219 * wait for hit-return and redraw the window later. | |
3220 */ | |
3221 void | |
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diff
changeset
|
3222 msg_check(void) |
7 | 3223 { |
3224 if (msg_row == Rows - 1 && msg_col >= sc_col) | |
3225 { | |
3226 need_wait_return = TRUE; | |
3227 redraw_cmdline = TRUE; | |
3228 } | |
3229 } | |
3230 | |
3231 /* | |
3232 * May write a string to the redirection file. | |
3233 * When "maxlen" is -1 write the whole string, otherwise up to "maxlen" bytes. | |
3234 */ | |
3235 static void | |
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diff
changeset
|
3236 redir_write(char_u *str, int maxlen) |
7 | 3237 { |
3238 char_u *s = str; | |
3239 static int cur_col = 0; | |
3240 | |
291 | 3241 /* Don't do anything for displaying prompts and the like. */ |
3242 if (redir_off) | |
3243 return; | |
3244 | |
3072 | 3245 /* If 'verbosefile' is set prepare for writing in that file. */ |
3246 if (*p_vfile != NUL && verbose_fd == NULL) | |
3247 verbose_open(); | |
291 | 3248 |
1854 | 3249 if (redirecting()) |
7 | 3250 { |
3251 /* If the string doesn't start with CR or NL, go to msg_col */ | |
3252 if (*s != '\n' && *s != '\r') | |
3253 { | |
3254 while (cur_col < msg_col) | |
3255 { | |
3256 #ifdef FEAT_EVAL | |
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diff
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|
3257 if (redir_execute) |
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3258 execute_redir_str((char_u *)" ", -1); |
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|
3259 else if (redir_reg) |
7 | 3260 write_reg_contents(redir_reg, (char_u *)" ", -1, TRUE); |
167 | 3261 else if (redir_vname) |
3262 var_redir_str((char_u *)" ", -1); | |
3072 | 3263 else |
7 | 3264 #endif |
3072 | 3265 if (redir_fd != NULL) |
7 | 3266 fputs(" ", redir_fd); |
3072 | 3267 if (verbose_fd != NULL) |
3268 fputs(" ", verbose_fd); | |
7 | 3269 ++cur_col; |
3270 } | |
3271 } | |
3272 | |
3273 #ifdef FEAT_EVAL | |
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|
3274 if (redir_execute) |
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|
3275 execute_redir_str(s, maxlen); |
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|
3276 else if (redir_reg) |
7 | 3277 write_reg_contents(redir_reg, s, maxlen, TRUE); |
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changeset
|
3278 else if (redir_vname) |
167 | 3279 var_redir_str(s, maxlen); |
7 | 3280 #endif |
3281 | |
3072 | 3282 /* Write and adjust the current column. */ |
7 | 3283 while (*s != NUL && (maxlen < 0 || (int)(s - str) < maxlen)) |
3284 { | |
3285 #ifdef FEAT_EVAL | |
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changeset
|
3286 if (!redir_reg && !redir_vname && !redir_execute) |
7 | 3287 #endif |
3072 | 3288 if (redir_fd != NULL) |
3289 putc(*s, redir_fd); | |
3290 if (verbose_fd != NULL) | |
3291 putc(*s, verbose_fd); | |
7 | 3292 if (*s == '\r' || *s == '\n') |
3293 cur_col = 0; | |
3294 else if (*s == '\t') | |
3295 cur_col += (8 - cur_col % 8); | |
3296 else | |
3297 ++cur_col; | |
3298 ++s; | |
3299 } | |
3300 | |
3301 if (msg_silent != 0) /* should update msg_col */ | |
3302 msg_col = cur_col; | |
3303 } | |
3304 } | |
3305 | |
1854 | 3306 int |
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changeset
|
3307 redirecting(void) |
1854 | 3308 { |
3072 | 3309 return redir_fd != NULL || *p_vfile != NUL |
1854 | 3310 #ifdef FEAT_EVAL |
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|
3311 || redir_reg || redir_vname || redir_execute |
1854 | 3312 #endif |
3313 ; | |
3314 } | |
3315 | |
7 | 3316 /* |
1189 | 3317 * Before giving verbose message. |
291 | 3318 * Must always be called paired with verbose_leave()! |
3319 */ | |
3320 void | |
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changeset
|
3321 verbose_enter(void) |
291 | 3322 { |
3323 if (*p_vfile != NUL) | |
3324 ++msg_silent; | |
3325 } | |
3326 | |
3327 /* | |
3328 * After giving verbose message. | |
3329 * Must always be called paired with verbose_enter()! | |
3330 */ | |
3331 void | |
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diff
changeset
|
3332 verbose_leave(void) |
291 | 3333 { |
3334 if (*p_vfile != NUL) | |
3335 if (--msg_silent < 0) | |
3336 msg_silent = 0; | |
3337 } | |
3338 | |
3339 /* | |
3340 * Like verbose_enter() and set msg_scroll when displaying the message. | |
3341 */ | |
3342 void | |
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changeset
|
3343 verbose_enter_scroll(void) |
291 | 3344 { |
3345 if (*p_vfile != NUL) | |
3346 ++msg_silent; | |
3347 else | |
3348 /* always scroll up, don't overwrite */ | |
3349 msg_scroll = TRUE; | |
3350 } | |
3351 | |
3352 /* | |
3353 * Like verbose_leave() and set cmdline_row when displaying the message. | |
3354 */ | |
3355 void | |
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changeset
|
3356 verbose_leave_scroll(void) |
291 | 3357 { |
3358 if (*p_vfile != NUL) | |
3359 { | |
3360 if (--msg_silent < 0) | |
3361 msg_silent = 0; | |
3362 } | |
3363 else | |
3364 cmdline_row = msg_row; | |
3365 } | |
3366 | |
3367 /* | |
3368 * Called when 'verbosefile' is set: stop writing to the file. | |
3369 */ | |
3370 void | |
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changeset
|
3371 verbose_stop(void) |
291 | 3372 { |
3373 if (verbose_fd != NULL) | |
3374 { | |
3375 fclose(verbose_fd); | |
3376 verbose_fd = NULL; | |
3377 } | |
3378 verbose_did_open = FALSE; | |
3379 } | |
3380 | |
3381 /* | |
3382 * Open the file 'verbosefile'. | |
3383 * Return FAIL or OK. | |
3384 */ | |
3385 int | |
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changeset
|
3386 verbose_open(void) |
291 | 3387 { |
3388 if (verbose_fd == NULL && !verbose_did_open) | |
3389 { | |
3390 /* Only give the error message once. */ | |
3391 verbose_did_open = TRUE; | |
3392 | |
531 | 3393 verbose_fd = mch_fopen((char *)p_vfile, "a"); |
291 | 3394 if (verbose_fd == NULL) |
3395 { | |
3396 EMSG2(_(e_notopen), p_vfile); | |
3397 return FAIL; | |
3398 } | |
3399 } | |
3400 return OK; | |
3401 } | |
3402 | |
3403 /* | |
7 | 3404 * Give a warning message (for searching). |
3405 * Use 'w' highlighting and may repeat the message after redrawing | |
3406 */ | |
3407 void | |
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diff
changeset
|
3408 give_warning(char_u *message, int hl) |
7 | 3409 { |
3410 /* Don't do this for ":silent". */ | |
3411 if (msg_silent != 0) | |
3412 return; | |
3413 | |
3414 /* Don't want a hit-enter prompt here. */ | |
3415 ++no_wait_return; | |
8 | 3416 |
7 | 3417 #ifdef FEAT_EVAL |
3418 set_vim_var_string(VV_WARNINGMSG, message, -1); | |
3419 #endif | |
3420 vim_free(keep_msg); | |
3421 keep_msg = NULL; | |
3422 if (hl) | |
3423 keep_msg_attr = hl_attr(HLF_W); | |
3424 else | |
3425 keep_msg_attr = 0; | |
3426 if (msg_attr(message, keep_msg_attr) && msg_scrolled == 0) | |
678 | 3427 set_keep_msg(message, keep_msg_attr); |
7 | 3428 msg_didout = FALSE; /* overwrite this message */ |
3429 msg_nowait = TRUE; /* don't wait for this message */ | |
3430 msg_col = 0; | |
8 | 3431 |
7 | 3432 --no_wait_return; |
3433 } | |
3434 | |
3435 /* | |
3436 * Advance msg cursor to column "col". | |
3437 */ | |
3438 void | |
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diff
changeset
|
3439 msg_advance(int col) |
7 | 3440 { |
3441 if (msg_silent != 0) /* nothing to advance to */ | |
3442 { | |
3443 msg_col = col; /* for redirection, may fill it up later */ | |
3444 return; | |
3445 } | |
3446 if (col >= Columns) /* not enough room */ | |
3447 col = Columns - 1; | |
474 | 3448 #ifdef FEAT_RIGHTLEFT |
3449 if (cmdmsg_rl) | |
3450 while (msg_col > Columns - col) | |
3451 msg_putchar(' '); | |
3452 else | |
3453 #endif | |
3454 while (msg_col < col) | |
3455 msg_putchar(' '); | |
7 | 3456 } |
3457 | |
3458 #if defined(FEAT_CON_DIALOG) || defined(PROTO) | |
3459 /* | |
3460 * Used for "confirm()" function, and the :confirm command prefix. | |
3461 * Versions which haven't got flexible dialogs yet, and console | |
3462 * versions, get this generic handler which uses the command line. | |
3463 * | |
3464 * type = one of: | |
3465 * VIM_QUESTION, VIM_INFO, VIM_WARNING, VIM_ERROR or VIM_GENERIC | |
3466 * title = title string (can be NULL for default) | |
3467 * (neither used in console dialogs at the moment) | |
3468 * | |
3469 * Format of the "buttons" string: | |
3470 * "Button1Name\nButton2Name\nButton3Name" | |
3471 * The first button should normally be the default/accept | |
3472 * The second button should be the 'Cancel' button | |
3473 * Other buttons- use your imagination! | |
3474 * A '&' in a button name becomes a shortcut, so each '&' should be before a | |
3475 * different letter. | |
3476 */ | |
3477 int | |
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diff
changeset
|
3478 do_dialog( |
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diff
changeset
|
3479 int type UNUSED, |
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diff
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|
3480 char_u *title UNUSED, |
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diff
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|
3481 char_u *message, |
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diff
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|
3482 char_u *buttons, |
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|
3483 int dfltbutton, |
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diff
changeset
|
3484 char_u *textfield UNUSED, /* IObuff for inputdialog(), NULL |
1883 | 3485 otherwise */ |
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diff
changeset
|
3486 int ex_cmd) /* when TRUE pressing : accepts default and starts |
2684 | 3487 Ex command */ |
7 | 3488 { |
3489 int oldState; | |
3490 int retval = 0; | |
3491 char_u *hotkeys; | |
3492 int c; | |
3493 int i; | |
3494 | |
3495 #ifndef NO_CONSOLE | |
3496 /* Don't output anything in silent mode ("ex -s") */ | |
3497 if (silent_mode) | |
3498 return dfltbutton; /* return default option */ | |
3499 #endif | |
3500 | |
3501 #ifdef FEAT_GUI_DIALOG | |
3502 /* When GUI is running and 'c' not in 'guioptions', use the GUI dialog */ | |
3503 if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL) | |
3504 { | |
3505 c = gui_mch_dialog(type, title, message, buttons, dfltbutton, | |
2684 | 3506 textfield, ex_cmd); |
1809 | 3507 /* avoid a hit-enter prompt without clearing the cmdline */ |
3508 need_wait_return = FALSE; | |
3509 emsg_on_display = FALSE; | |
3510 cmdline_row = msg_row; | |
7 | 3511 |
3512 /* Flush output to avoid that further messages and redrawing is done | |
3513 * in the wrong order. */ | |
3514 out_flush(); | |
3515 gui_mch_update(); | |
3516 | |
3517 return c; | |
3518 } | |
3519 #endif | |
3520 | |
3521 oldState = State; | |
3522 State = CONFIRM; | |
3523 #ifdef FEAT_MOUSE | |
3524 setmouse(); | |
3525 #endif | |
3526 | |
3527 /* | |
3528 * Since we wait for a keypress, don't make the | |
3529 * user press RETURN as well afterwards. | |
3530 */ | |
3531 ++no_wait_return; | |
3532 hotkeys = msg_show_console_dialog(message, buttons, dfltbutton); | |
3533 | |
3534 if (hotkeys != NULL) | |
3535 { | |
3536 for (;;) | |
3537 { | |
3538 /* Get a typed character directly from the user. */ | |
3539 c = get_keystroke(); | |
3540 switch (c) | |
3541 { | |
3542 case CAR: /* User accepts default option */ | |
3543 case NL: | |
3544 retval = dfltbutton; | |
3545 break; | |
3546 case Ctrl_C: /* User aborts/cancels */ | |
3547 case ESC: | |
3548 retval = 0; | |
3549 break; | |
3550 default: /* Could be a hotkey? */ | |
3551 if (c < 0) /* special keys are ignored here */ | |
3552 continue; | |
2684 | 3553 if (c == ':' && ex_cmd) |
3554 { | |
3555 retval = dfltbutton; | |
3556 ins_char_typebuf(':'); | |
3557 break; | |
3558 } | |
3559 | |
7 | 3560 /* Make the character lowercase, as chars in "hotkeys" are. */ |
3561 c = MB_TOLOWER(c); | |
3562 retval = 1; | |
3563 for (i = 0; hotkeys[i]; ++i) | |
3564 { | |
3565 #ifdef FEAT_MBYTE | |
3566 if (has_mbyte) | |
3567 { | |
3568 if ((*mb_ptr2char)(hotkeys + i) == c) | |
3569 break; | |
474 | 3570 i += (*mb_ptr2len)(hotkeys + i) - 1; |
7 | 3571 } |
3572 else | |
3573 #endif | |
3574 if (hotkeys[i] == c) | |
3575 break; | |
3576 ++retval; | |
3577 } | |
3578 if (hotkeys[i]) | |
3579 break; | |
3580 /* No hotkey match, so keep waiting */ | |
3581 continue; | |
3582 } | |
3583 break; | |
3584 } | |
3585 | |
3586 vim_free(hotkeys); | |
3587 } | |
3588 | |
3589 State = oldState; | |
3590 #ifdef FEAT_MOUSE | |
3591 setmouse(); | |
3592 #endif | |
3593 --no_wait_return; | |
3594 msg_end_prompt(); | |
3595 | |
3596 return retval; | |
3597 } | |
3598 | |
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diff
changeset
|
3599 static int copy_char(char_u *from, char_u *to, int lowercase); |
7 | 3600 |
3601 /* | |
3602 * Copy one character from "*from" to "*to", taking care of multi-byte | |
3603 * characters. Return the length of the character in bytes. | |
3604 */ | |
3605 static int | |
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changeset
|
3606 copy_char( |
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|
3607 char_u *from, |
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|
3608 char_u *to, |
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diff
changeset
|
3609 int lowercase) /* make character lower case */ |
7 | 3610 { |
3611 #ifdef FEAT_MBYTE | |
3612 int len; | |
3613 int c; | |
3614 | |
3615 if (has_mbyte) | |
3616 { | |
3617 if (lowercase) | |
3618 { | |
3619 c = MB_TOLOWER((*mb_ptr2char)(from)); | |
3620 return (*mb_char2bytes)(c, to); | |
3621 } | |
3622 else | |
3623 { | |
474 | 3624 len = (*mb_ptr2len)(from); |
7 | 3625 mch_memmove(to, from, (size_t)len); |
3626 return len; | |
3627 } | |
3628 } | |
3629 else | |
3630 #endif | |
3631 { | |
3632 if (lowercase) | |
3633 *to = (char_u)TOLOWER_LOC(*from); | |
3634 else | |
3635 *to = *from; | |
3636 return 1; | |
3637 } | |
3638 } | |
3639 | |
3640 /* | |
3641 * Format the dialog string, and display it at the bottom of | |
3642 * the screen. Return a string of hotkey chars (if defined) for | |
3643 * each 'button'. If a button has no hotkey defined, the first character of | |
3644 * the button is used. | |
3645 * The hotkeys can be multi-byte characters, but without combining chars. | |
3646 * | |
3647 * Returns an allocated string with hotkeys, or NULL for error. | |
3648 */ | |
3649 static char_u * | |
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diff
changeset
|
3650 msg_show_console_dialog( |
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parents:
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diff
changeset
|
3651 char_u *message, |
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parents:
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diff
changeset
|
3652 char_u *buttons, |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3653 int dfltbutton) |
7 | 3654 { |
3655 int len = 0; | |
3656 #ifdef FEAT_MBYTE | |
3657 # define HOTK_LEN (has_mbyte ? MB_MAXBYTES : 1) | |
3658 #else | |
3659 # define HOTK_LEN 1 | |
3660 #endif | |
3661 int lenhotkey = HOTK_LEN; /* count first button */ | |
3662 char_u *hotk = NULL; | |
3663 char_u *msgp = NULL; | |
3664 char_u *hotkp = NULL; | |
3665 char_u *r; | |
3666 int copy; | |
3667 #define HAS_HOTKEY_LEN 30 | |
3668 char_u has_hotkey[HAS_HOTKEY_LEN]; | |
3669 int first_hotkey = FALSE; /* first char of button is hotkey */ | |
3670 int idx; | |
3671 | |
3672 has_hotkey[0] = FALSE; | |
3673 | |
3674 /* | |
3675 * First loop: compute the size of memory to allocate. | |
3676 * Second loop: copy to the allocated memory. | |
3677 */ | |
3678 for (copy = 0; copy <= 1; ++copy) | |
3679 { | |
3680 r = buttons; | |
3681 idx = 0; | |
3682 while (*r) | |
3683 { | |
3684 if (*r == DLG_BUTTON_SEP) | |
3685 { | |
3686 if (copy) | |
3687 { | |
3688 *msgp++ = ','; | |
3689 *msgp++ = ' '; /* '\n' -> ', ' */ | |
3690 | |
3691 /* advance to next hotkey and set default hotkey */ | |
3692 #ifdef FEAT_MBYTE | |
3693 if (has_mbyte) | |
1306 | 3694 hotkp += STRLEN(hotkp); |
7 | 3695 else |
3696 #endif | |
3697 ++hotkp; | |
1306 | 3698 hotkp[copy_char(r + 1, hotkp, TRUE)] = NUL; |
7 | 3699 if (dfltbutton) |
3700 --dfltbutton; | |
3701 | |
3702 /* If no hotkey is specified first char is used. */ | |
3703 if (idx < HAS_HOTKEY_LEN - 1 && !has_hotkey[++idx]) | |
3704 first_hotkey = TRUE; | |
3705 } | |
3706 else | |
3707 { | |
3708 len += 3; /* '\n' -> ', '; 'x' -> '(x)' */ | |
3709 lenhotkey += HOTK_LEN; /* each button needs a hotkey */ | |
3710 if (idx < HAS_HOTKEY_LEN - 1) | |
3711 has_hotkey[++idx] = FALSE; | |
3712 } | |
3713 } | |
3714 else if (*r == DLG_HOTKEY_CHAR || first_hotkey) | |
3715 { | |
3716 if (*r == DLG_HOTKEY_CHAR) | |
3717 ++r; | |
3718 first_hotkey = FALSE; | |
3719 if (copy) | |
3720 { | |
3721 if (*r == DLG_HOTKEY_CHAR) /* '&&a' -> '&a' */ | |
3722 *msgp++ = *r; | |
3723 else | |
3724 { | |
3725 /* '&a' -> '[a]' */ | |
3726 *msgp++ = (dfltbutton == 1) ? '[' : '('; | |
3727 msgp += copy_char(r, msgp, FALSE); | |
3728 *msgp++ = (dfltbutton == 1) ? ']' : ')'; | |
3729 | |
3730 /* redefine hotkey */ | |
1306 | 3731 hotkp[copy_char(r, hotkp, TRUE)] = NUL; |
7 | 3732 } |
3733 } | |
3734 else | |
3735 { | |
3736 ++len; /* '&a' -> '[a]' */ | |
3737 if (idx < HAS_HOTKEY_LEN - 1) | |
3738 has_hotkey[idx] = TRUE; | |
3739 } | |
3740 } | |
3741 else | |
3742 { | |
3743 /* everything else copy literally */ | |
3744 if (copy) | |
3745 msgp += copy_char(r, msgp, FALSE); | |
3746 } | |
3747 | |
3748 /* advance to the next character */ | |
11127
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|
3749 MB_PTR_ADV(r); |
7 | 3750 } |
3751 | |
3752 if (copy) | |
3753 { | |
3754 *msgp++ = ':'; | |
3755 *msgp++ = ' '; | |
3756 *msgp = NUL; | |
3757 } | |
3758 else | |
3759 { | |
835 | 3760 len += (int)(STRLEN(message) |
856 | 3761 + 2 /* for the NL's */ |
3762 + STRLEN(buttons) | |
3763 + 3); /* for the ": " and NUL */ | |
835 | 3764 lenhotkey++; /* for the NUL */ |
7 | 3765 |
3766 /* If no hotkey is specified first char is used. */ | |
3767 if (!has_hotkey[0]) | |
3768 { | |
3769 first_hotkey = TRUE; | |
3770 len += 2; /* "x" -> "[x]" */ | |
3771 } | |
3772 | |
3773 /* | |
3774 * Now allocate and load the strings | |
3775 */ | |
3776 vim_free(confirm_msg); | |
3777 confirm_msg = alloc(len); | |
3778 if (confirm_msg == NULL) | |
3779 return NULL; | |
3780 *confirm_msg = NUL; | |
3781 hotk = alloc(lenhotkey); | |
3782 if (hotk == NULL) | |
3783 return NULL; | |
3784 | |
3785 *confirm_msg = '\n'; | |
3786 STRCPY(confirm_msg + 1, message); | |
3787 | |
3788 msgp = confirm_msg + 1 + STRLEN(message); | |
3789 hotkp = hotk; | |
3790 | |
1306 | 3791 /* Define first default hotkey. Keep the hotkey string NUL |
3792 * terminated to avoid reading past the end. */ | |
3793 hotkp[copy_char(buttons, hotkp, TRUE)] = NUL; | |
7 | 3794 |
3795 /* Remember where the choices start, displaying starts here when | |
3796 * "hotkp" typed at the more prompt. */ | |
3797 confirm_msg_tail = msgp; | |
3798 *msgp++ = '\n'; | |
3799 } | |
3800 } | |
3801 | |
3802 display_confirm_msg(); | |
3803 return hotk; | |
3804 } | |
3805 | |
3806 /* | |
3807 * Display the ":confirm" message. Also called when screen resized. | |
3808 */ | |
3809 void | |
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parents:
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diff
changeset
|
3810 display_confirm_msg(void) |
7 | 3811 { |
3812 /* avoid that 'q' at the more prompt truncates the message here */ | |
3813 ++confirm_msg_used; | |
3814 if (confirm_msg != NULL) | |
3815 msg_puts_attr(confirm_msg, hl_attr(HLF_M)); | |
3816 --confirm_msg_used; | |
3817 } | |
3818 | |
3819 #endif /* FEAT_CON_DIALOG */ | |
3820 | |
3821 #if defined(FEAT_CON_DIALOG) || defined(FEAT_GUI_DIALOG) | |
3822 | |
3823 int | |
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|
3824 vim_dialog_yesno( |
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|
3825 int type, |
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|
3826 char_u *title, |
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|
3827 char_u *message, |
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parents:
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diff
changeset
|
3828 int dflt) |
7 | 3829 { |
3830 if (do_dialog(type, | |
3831 title == NULL ? (char_u *)_("Question") : title, | |
3832 message, | |
2684 | 3833 (char_u *)_("&Yes\n&No"), dflt, NULL, FALSE) == 1) |
7 | 3834 return VIM_YES; |
3835 return VIM_NO; | |
3836 } | |
3837 | |
3838 int | |
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diff
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|
3839 vim_dialog_yesnocancel( |
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parents:
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|
3840 int type, |
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|
3841 char_u *title, |
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diff
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|
3842 char_u *message, |
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3843 int dflt) |
7 | 3844 { |
3845 switch (do_dialog(type, | |
3846 title == NULL ? (char_u *)_("Question") : title, | |
3847 message, | |
2684 | 3848 (char_u *)_("&Yes\n&No\n&Cancel"), dflt, NULL, FALSE)) |
7 | 3849 { |
3850 case 1: return VIM_YES; | |
3851 case 2: return VIM_NO; | |
3852 } | |
3853 return VIM_CANCEL; | |
3854 } | |
3855 | |
3856 int | |
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parents:
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diff
changeset
|
3857 vim_dialog_yesnoallcancel( |
41789f16d6b2
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diff
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|
3858 int type, |
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|
3859 char_u *title, |
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|
3860 char_u *message, |
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3861 int dflt) |
7 | 3862 { |
3863 switch (do_dialog(type, | |
3864 title == NULL ? (char_u *)"Question" : title, | |
3865 message, | |
3866 (char_u *)_("&Yes\n&No\nSave &All\n&Discard All\n&Cancel"), | |
2684 | 3867 dflt, NULL, FALSE)) |
7 | 3868 { |
3869 case 1: return VIM_YES; | |
3870 case 2: return VIM_NO; | |
3871 case 3: return VIM_ALL; | |
3872 case 4: return VIM_DISCARDALL; | |
3873 } | |
3874 return VIM_CANCEL; | |
3875 } | |
3876 | |
3877 #endif /* FEAT_GUI_DIALOG || FEAT_CON_DIALOG */ | |
3878 | |
3879 #if defined(FEAT_BROWSE) || defined(PROTO) | |
3880 /* | |
3881 * Generic browse function. Calls gui_mch_browse() when possible. | |
3882 * Later this may pop-up a non-GUI file selector (external command?). | |
3883 */ | |
3884 char_u * | |
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diff
changeset
|
3885 do_browse( |
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parents:
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diff
changeset
|
3886 int flags, /* BROWSE_SAVE and BROWSE_DIR */ |
41789f16d6b2
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parents:
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diff
changeset
|
3887 char_u *title, /* title for the window */ |
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parents:
7803
diff
changeset
|
3888 char_u *dflt, /* default file name (may include directory) */ |
41789f16d6b2
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parents:
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diff
changeset
|
3889 char_u *ext, /* extension added */ |
41789f16d6b2
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7803
diff
changeset
|
3890 char_u *initdir, /* initial directory, NULL for current dir or |
7 | 3891 when using path from "dflt" */ |
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diff
changeset
|
3892 char_u *filter, /* file name filter */ |
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7803
diff
changeset
|
3893 buf_T *buf) /* buffer to read/write for */ |
7 | 3894 { |
3895 char_u *fname; | |
3896 static char_u *last_dir = NULL; /* last used directory */ | |
3897 char_u *tofree = NULL; | |
3898 int save_browse = cmdmod.browse; | |
3899 | |
3900 /* Must turn off browse to avoid that autocommands will get the | |
3901 * flag too! */ | |
3902 cmdmod.browse = FALSE; | |
3903 | |
28 | 3904 if (title == NULL || *title == NUL) |
7 | 3905 { |
28 | 3906 if (flags & BROWSE_DIR) |
3907 title = (char_u *)_("Select Directory dialog"); | |
3908 else if (flags & BROWSE_SAVE) | |
7 | 3909 title = (char_u *)_("Save File dialog"); |
3910 else | |
3911 title = (char_u *)_("Open File dialog"); | |
3912 } | |
3913 | |
3914 /* When no directory specified, use default file name, default dir, buffer | |
3915 * dir, last dir or current dir */ | |
3916 if ((initdir == NULL || *initdir == NUL) && dflt != NULL && *dflt != NUL) | |
3917 { | |
3918 if (mch_isdir(dflt)) /* default file name is a directory */ | |
3919 { | |
3920 initdir = dflt; | |
3921 dflt = NULL; | |
3922 } | |
3923 else if (gettail(dflt) != dflt) /* default file name includes a path */ | |
3924 { | |
3925 tofree = vim_strsave(dflt); | |
3926 if (tofree != NULL) | |
3927 { | |
3928 initdir = tofree; | |
3929 *gettail(initdir) = NUL; | |
3930 dflt = gettail(dflt); | |
3931 } | |
3932 } | |
3933 } | |
3934 | |
3935 if (initdir == NULL || *initdir == NUL) | |
3936 { | |
3937 /* When 'browsedir' is a directory, use it */ | |
28 | 3938 if (STRCMP(p_bsdir, "last") != 0 |
3939 && STRCMP(p_bsdir, "buffer") != 0 | |
3940 && STRCMP(p_bsdir, "current") != 0 | |
3941 && mch_isdir(p_bsdir)) | |
7 | 3942 initdir = p_bsdir; |
3943 /* When saving or 'browsedir' is "buffer", use buffer fname */ | |
28 | 3944 else if (((flags & BROWSE_SAVE) || *p_bsdir == 'b') |
7 | 3945 && buf != NULL && buf->b_ffname != NULL) |
3946 { | |
3947 if (dflt == NULL || *dflt == NUL) | |
3948 dflt = gettail(curbuf->b_ffname); | |
3949 tofree = vim_strsave(curbuf->b_ffname); | |
3950 if (tofree != NULL) | |
3951 { | |
3952 initdir = tofree; | |
3953 *gettail(initdir) = NUL; | |
3954 } | |
3955 } | |
3956 /* When 'browsedir' is "last", use dir from last browse */ | |
3957 else if (*p_bsdir == 'l') | |
3958 initdir = last_dir; | |
3959 /* When 'browsedir is "current", use current directory. This is the | |
3960 * default already, leave initdir empty. */ | |
3961 } | |
3962 | |
3963 # ifdef FEAT_GUI | |
3964 if (gui.in_use) /* when this changes, also adjust f_has()! */ | |
3965 { | |
3966 if (filter == NULL | |
3967 # ifdef FEAT_EVAL | |
3968 && (filter = get_var_value((char_u *)"b:browsefilter")) == NULL | |
3969 && (filter = get_var_value((char_u *)"g:browsefilter")) == NULL | |
3970 # endif | |
3971 ) | |
3972 filter = BROWSE_FILTER_DEFAULT; | |
28 | 3973 if (flags & BROWSE_DIR) |
3974 { | |
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diff
changeset
|
3975 # if defined(FEAT_GUI_GTK) || defined(WIN3264) |
28 | 3976 /* For systems that have a directory dialog. */ |
3977 fname = gui_mch_browsedir(title, initdir); | |
3978 # else | |
3979 /* Generic solution for selecting a directory: select a file and | |
3980 * remove the file name. */ | |
3981 fname = gui_mch_browse(0, title, dflt, ext, initdir, (char_u *)""); | |
3982 # endif | |
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diff
changeset
|
3983 # if !defined(FEAT_GUI_GTK) |
28 | 3984 /* Win32 adds a dummy file name, others return an arbitrary file |
3985 * name. GTK+ 2 returns only the directory, */ | |
3986 if (fname != NULL && *fname != NUL && !mch_isdir(fname)) | |
3987 { | |
3988 /* Remove the file name. */ | |
39 | 3989 char_u *tail = gettail_sep(fname); |
28 | 3990 |
3991 if (tail == fname) | |
3992 *tail++ = '.'; /* use current dir */ | |
3993 *tail = NUL; | |
3994 } | |
3995 # endif | |
3996 } | |
3997 else | |
3998 fname = gui_mch_browse(flags & BROWSE_SAVE, | |
3999 title, dflt, ext, initdir, filter); | |
7 | 4000 |
4001 /* We hang around in the dialog for a while, the user might do some | |
4002 * things to our files. The Win32 dialog allows deleting or renaming | |
4003 * a file, check timestamps. */ | |
4004 need_check_timestamps = TRUE; | |
4005 did_check_timestamps = FALSE; | |
4006 } | |
4007 else | |
4008 # endif | |
4009 { | |
4010 /* TODO: non-GUI file selector here */ | |
4011 EMSG(_("E338: Sorry, no file browser in console mode")); | |
4012 fname = NULL; | |
4013 } | |
4014 | |
4015 /* keep the directory for next time */ | |
4016 if (fname != NULL) | |
4017 { | |
4018 vim_free(last_dir); | |
4019 last_dir = vim_strsave(fname); | |
28 | 4020 if (last_dir != NULL && !(flags & BROWSE_DIR)) |
7 | 4021 { |
4022 *gettail(last_dir) = NUL; | |
4023 if (*last_dir == NUL) | |
4024 { | |
4025 /* filename only returned, must be in current dir */ | |
4026 vim_free(last_dir); | |
4027 last_dir = alloc(MAXPATHL); | |
4028 if (last_dir != NULL) | |
4029 mch_dirname(last_dir, MAXPATHL); | |
4030 } | |
4031 } | |
4032 } | |
4033 | |
4034 vim_free(tofree); | |
4035 cmdmod.browse = save_browse; | |
4036 | |
4037 return fname; | |
4038 } | |
4039 #endif | |
272 | 4040 |
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4041 #if defined(FEAT_EVAL) |
449 | 4042 static char *e_printf = N_("E766: Insufficient arguments for printf()"); |
4043 | |
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4044 static varnumber_T tv_nr(typval_T *tvs, int *idxp); |
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4045 static char *tv_str(typval_T *tvs, int *idxp, char_u **tofree); |
1619 | 4046 # ifdef FEAT_FLOAT |
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4047 static double tv_float(typval_T *tvs, int *idxp); |
1619 | 4048 # endif |
449 | 4049 |
4050 /* | |
4051 * Get number argument from "idxp" entry in "tvs". First entry is 1. | |
4052 */ | |
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|
4053 static varnumber_T |
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4054 tv_nr(typval_T *tvs, int *idxp) |
449 | 4055 { |
4056 int idx = *idxp - 1; | |
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4057 varnumber_T n = 0; |
449 | 4058 int err = FALSE; |
4059 | |
4060 if (tvs[idx].v_type == VAR_UNKNOWN) | |
4061 EMSG(_(e_printf)); | |
4062 else | |
4063 { | |
4064 ++*idxp; | |
4065 n = get_tv_number_chk(&tvs[idx], &err); | |
4066 if (err) | |
4067 n = 0; | |
4068 } | |
4069 return n; | |
4070 } | |
4071 | |
4072 /* | |
4073 * Get string argument from "idxp" entry in "tvs". First entry is 1. | |
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4074 * If "tofree" is NULL get_tv_string_chk() is used. Some types (e.g. List) |
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4075 * are not converted to a string. |
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4076 * If "tofree" is not NULL echo_string() is used. All types are converted to |
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4077 * a string with the same format as ":echo". The caller must free "*tofree". |
532 | 4078 * Returns NULL for an error. |
449 | 4079 */ |
4080 static char * | |
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4081 tv_str(typval_T *tvs, int *idxp, char_u **tofree) |
449 | 4082 { |
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4083 int idx = *idxp - 1; |
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4084 char *s = NULL; |
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4085 static char_u numbuf[NUMBUFLEN]; |
449 | 4086 |
4087 if (tvs[idx].v_type == VAR_UNKNOWN) | |
4088 EMSG(_(e_printf)); | |
4089 else | |
4090 { | |
4091 ++*idxp; | |
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4092 if (tofree != NULL) |
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4093 s = (char *)echo_string(&tvs[idx], tofree, numbuf, get_copyID()); |
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4094 else |
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4095 s = (char *)get_tv_string_chk(&tvs[idx]); |
449 | 4096 } |
4097 return s; | |
4098 } | |
1619 | 4099 |
4100 # ifdef FEAT_FLOAT | |
4101 /* | |
4102 * Get float argument from "idxp" entry in "tvs". First entry is 1. | |
4103 */ | |
4104 static double | |
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4105 tv_float(typval_T *tvs, int *idxp) |
1619 | 4106 { |
4107 int idx = *idxp - 1; | |
4108 double f = 0; | |
4109 | |
4110 if (tvs[idx].v_type == VAR_UNKNOWN) | |
4111 EMSG(_(e_printf)); | |
4112 else | |
4113 { | |
4114 ++*idxp; | |
4115 if (tvs[idx].v_type == VAR_FLOAT) | |
4116 f = tvs[idx].vval.v_float; | |
1656 | 4117 else if (tvs[idx].v_type == VAR_NUMBER) |
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4118 f = (double)tvs[idx].vval.v_number; |
1619 | 4119 else |
4120 EMSG(_("E807: Expected Float argument for printf()")); | |
4121 } | |
4122 return f; | |
4123 } | |
4124 # endif | |
449 | 4125 #endif |
4126 | |
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4127 #ifdef FEAT_FLOAT |
272 | 4128 /* |
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4129 * Return the representation of infinity for printf() function: |
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4130 * "-inf", "inf", "+inf", " inf", "-INF", "INF", "+INF" or " INF". |
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4131 */ |
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4132 static const char * |
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4133 infinity_str(int positive, |
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4134 char fmt_spec, |
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4135 int force_sign, |
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4136 int space_for_positive) |
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4137 { |
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4138 static const char *table[] = |
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4139 { |
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4140 "-inf", "inf", "+inf", " inf", |
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4141 "-INF", "INF", "+INF", " INF" |
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4142 }; |
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4143 int idx = positive * (1 + force_sign + force_sign * space_for_positive); |
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4144 |
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4145 if (ASCII_ISUPPER(fmt_spec)) |
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4146 idx += 4; |
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4147 return table[idx]; |
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4148 } |
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4149 #endif |
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4150 |
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4151 /* |
272 | 4152 * This code was included to provide a portable vsnprintf() and snprintf(). |
715 | 4153 * Some systems may provide their own, but we always use this one for |
272 | 4154 * consistency. |
4155 * | |
4156 * This code is based on snprintf.c - a portable implementation of snprintf | |
4157 * by Mark Martinec <mark.martinec@ijs.si>, Version 2.2, 2000-10-06. | |
1189 | 4158 * Included with permission. It was heavily modified to fit in Vim. |
272 | 4159 * The original code, including useful comments, can be found here: |
4160 * http://www.ijs.si/software/snprintf/ | |
4161 * | |
4162 * This snprintf() only supports the following conversion specifiers: | |
4163 * s, c, d, u, o, x, X, p (and synonyms: i, D, U, O - see below) | |
4164 * with flags: '-', '+', ' ', '0' and '#'. | |
4165 * An asterisk is supported for field width as well as precision. | |
4166 * | |
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4167 * Limited support for floating point was added: 'f', 'F', 'e', 'E', 'g', 'G'. |
1619 | 4168 * |
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4169 * Length modifiers 'h' (short int) and 'l' (long int) and 'll' (long long int) |
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4170 * are supported. |
272 | 4171 * |
437 | 4172 * The locale is not used, the string is used as a byte string. This is only |
4173 * relevant for double-byte encodings where the second byte may be '%'. | |
4174 * | |
715 | 4175 * It is permitted for "str_m" to be zero, and it is permitted to specify NULL |
4176 * pointer for resulting string argument if "str_m" is zero (as per ISO C99). | |
272 | 4177 * |
4178 * The return value is the number of characters which would be generated | |
6448 | 4179 * for the given input, excluding the trailing NUL. If this value |
715 | 4180 * is greater or equal to "str_m", not all characters from the result |
4181 * have been stored in str, output bytes beyond the ("str_m"-1) -th character | |
4182 * are discarded. If "str_m" is greater than zero it is guaranteed | |
6448 | 4183 * the resulting string will be NUL-terminated. |
272 | 4184 */ |
4185 | |
4186 /* | |
4187 * When va_list is not supported we only define vim_snprintf(). | |
449 | 4188 * |
4189 * vim_vsnprintf() can be invoked with either "va_list" or a list of | |
482 | 4190 * "typval_T". When the latter is not used it must be NULL. |
272 | 4191 */ |
4192 | |
4193 /* When generating prototypes all of this is skipped, cproto doesn't | |
4194 * understand this. */ | |
4195 #ifndef PROTO | |
2280
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4196 |
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4197 /* Like vim_vsnprintf() but append to the string. */ |
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4198 int |
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4199 vim_snprintf_add(char *str, size_t str_m, char *fmt, ...) |
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4200 { |
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4201 va_list ap; |
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4202 int str_l; |
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4203 size_t len = STRLEN(str); |
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4204 size_t space; |
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4205 |
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4206 if (str_m <= len) |
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4207 space = 0; |
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4208 else |
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4209 space = str_m - len; |
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4210 va_start(ap, fmt); |
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4211 str_l = vim_vsnprintf(str + len, space, fmt, ap, NULL); |
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4212 va_end(ap); |
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4213 return str_l; |
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4214 } |
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4215 |
272 | 4216 int |
4217 vim_snprintf(char *str, size_t str_m, char *fmt, ...) | |
4218 { | |
4219 va_list ap; | |
4220 int str_l; | |
4221 | |
4222 va_start(ap, fmt); | |
449 | 4223 str_l = vim_vsnprintf(str, str_m, fmt, ap, NULL); |
272 | 4224 va_end(ap); |
4225 return str_l; | |
4226 } | |
4227 | |
449 | 4228 int |
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4229 vim_vsnprintf( |
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4230 char *str, |
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4231 size_t str_m, |
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4232 char *fmt, |
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4233 va_list ap, |
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4234 typval_T *tvs) |
272 | 4235 { |
4236 size_t str_l = 0; | |
4237 char *p = fmt; | |
4238 int arg_idx = 1; | |
4239 | |
4240 if (p == NULL) | |
4241 p = ""; | |
4242 while (*p != NUL) | |
4243 { | |
4244 if (*p != '%') | |
4245 { | |
4246 char *q = strchr(p + 1, '%'); | |
1883 | 4247 size_t n = (q == NULL) ? STRLEN(p) : (size_t)(q - p); |
272 | 4248 |
437 | 4249 /* Copy up to the next '%' or NUL without any changes. */ |
272 | 4250 if (str_l < str_m) |
4251 { | |
4252 size_t avail = str_m - str_l; | |
4253 | |
4254 mch_memmove(str + str_l, p, n > avail ? avail : n); | |
4255 } | |
4256 p += n; | |
4257 str_l += n; | |
4258 } | |
4259 else | |
4260 { | |
4261 size_t min_field_width = 0, precision = 0; | |
4262 int zero_padding = 0, precision_specified = 0, justify_left = 0; | |
4263 int alternate_form = 0, force_sign = 0; | |
4264 | |
4265 /* If both the ' ' and '+' flags appear, the ' ' flag should be | |
4266 * ignored. */ | |
4267 int space_for_positive = 1; | |
4268 | |
4269 /* allowed values: \0, h, l, L */ | |
4270 char length_modifier = '\0'; | |
4271 | |
4272 /* temporary buffer for simple numeric->string conversion */ | |
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4273 # if defined(FEAT_FLOAT) |
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4274 # define TMP_LEN 350 /* On my system 1e308 is the biggest number possible. |
1619 | 4275 * That sounds reasonable to use as the maximum |
4276 * printable. */ | |
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4277 # elif defined(FEAT_NUM64) |
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4278 # define TMP_LEN 66 |
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4279 # else |
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4280 # define TMP_LEN 34 |
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4281 # endif |
1619 | 4282 char tmp[TMP_LEN]; |
272 | 4283 |
4284 /* string address in case of string argument */ | |
4285 char *str_arg; | |
4286 | |
4287 /* natural field width of arg without padding and sign */ | |
4288 size_t str_arg_l; | |
4289 | |
4290 /* unsigned char argument value - only defined for c conversion. | |
4291 * N.B. standard explicitly states the char argument for the c | |
4292 * conversion is unsigned */ | |
4293 unsigned char uchar_arg; | |
4294 | |
4295 /* number of zeros to be inserted for numeric conversions as | |
4296 * required by the precision or minimal field width */ | |
4297 size_t number_of_zeros_to_pad = 0; | |
4298 | |
4299 /* index into tmp where zero padding is to be inserted */ | |
4300 size_t zero_padding_insertion_ind = 0; | |
4301 | |
4302 /* current conversion specifier character */ | |
4303 char fmt_spec = '\0'; | |
4304 | |
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4305 /* buffer for 's' and 'S' specs */ |
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4306 char_u *tofree = NULL; |
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4307 |
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4308 |
272 | 4309 str_arg = NULL; |
4310 p++; /* skip '%' */ | |
4311 | |
4312 /* parse flags */ | |
4313 while (*p == '0' || *p == '-' || *p == '+' || *p == ' ' | |
4314 || *p == '#' || *p == '\'') | |
4315 { | |
4316 switch (*p) | |
4317 { | |
4318 case '0': zero_padding = 1; break; | |
4319 case '-': justify_left = 1; break; | |
4320 case '+': force_sign = 1; space_for_positive = 0; break; | |
4321 case ' ': force_sign = 1; | |
4322 /* If both the ' ' and '+' flags appear, the ' ' | |
4323 * flag should be ignored */ | |
4324 break; | |
4325 case '#': alternate_form = 1; break; | |
4326 case '\'': break; | |
4327 } | |
4328 p++; | |
4329 } | |
4330 /* If the '0' and '-' flags both appear, the '0' flag should be | |
4331 * ignored. */ | |
4332 | |
4333 /* parse field width */ | |
4334 if (*p == '*') | |
4335 { | |
4336 int j; | |
4337 | |
4338 p++; | |
449 | 4339 j = |
4340 # if defined(FEAT_EVAL) | |
482 | 4341 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4342 # endif |
4343 va_arg(ap, int); | |
272 | 4344 if (j >= 0) |
4345 min_field_width = j; | |
4346 else | |
4347 { | |
4348 min_field_width = -j; | |
4349 justify_left = 1; | |
4350 } | |
4351 } | |
4352 else if (VIM_ISDIGIT((int)(*p))) | |
4353 { | |
4354 /* size_t could be wider than unsigned int; make sure we treat | |
4355 * argument like common implementations do */ | |
4356 unsigned int uj = *p++ - '0'; | |
4357 | |
4358 while (VIM_ISDIGIT((int)(*p))) | |
4359 uj = 10 * uj + (unsigned int)(*p++ - '0'); | |
4360 min_field_width = uj; | |
4361 } | |
4362 | |
4363 /* parse precision */ | |
4364 if (*p == '.') | |
4365 { | |
4366 p++; | |
4367 precision_specified = 1; | |
4368 if (*p == '*') | |
4369 { | |
4370 int j; | |
4371 | |
449 | 4372 j = |
4373 # if defined(FEAT_EVAL) | |
482 | 4374 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4375 # endif |
4376 va_arg(ap, int); | |
272 | 4377 p++; |
4378 if (j >= 0) | |
4379 precision = j; | |
4380 else | |
4381 { | |
4382 precision_specified = 0; | |
4383 precision = 0; | |
4384 } | |
4385 } | |
4386 else if (VIM_ISDIGIT((int)(*p))) | |
4387 { | |
4388 /* size_t could be wider than unsigned int; make sure we | |
4389 * treat argument like common implementations do */ | |
4390 unsigned int uj = *p++ - '0'; | |
4391 | |
4392 while (VIM_ISDIGIT((int)(*p))) | |
4393 uj = 10 * uj + (unsigned int)(*p++ - '0'); | |
4394 precision = uj; | |
4395 } | |
4396 } | |
4397 | |
4398 /* parse 'h', 'l' and 'll' length modifiers */ | |
4399 if (*p == 'h' || *p == 'l') | |
4400 { | |
4401 length_modifier = *p; | |
4402 p++; | |
4403 if (length_modifier == 'l' && *p == 'l') | |
4404 { | |
4405 /* double l = long long */ | |
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4406 # ifdef FEAT_NUM64 |
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4407 length_modifier = 'L'; |
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4408 # else |
272 | 4409 length_modifier = 'l'; /* treat it as a single 'l' */ |
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4410 # endif |
272 | 4411 p++; |
4412 } | |
4413 } | |
4414 fmt_spec = *p; | |
4415 | |
4416 /* common synonyms: */ | |
4417 switch (fmt_spec) | |
4418 { | |
4419 case 'i': fmt_spec = 'd'; break; | |
4420 case 'D': fmt_spec = 'd'; length_modifier = 'l'; break; | |
4421 case 'U': fmt_spec = 'u'; length_modifier = 'l'; break; | |
4422 case 'O': fmt_spec = 'o'; length_modifier = 'l'; break; | |
4423 default: break; | |
4424 } | |
4425 | |
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4426 # if defined(FEAT_EVAL) && defined(FEAT_NUM64) |
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4427 switch (fmt_spec) |
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4428 { |
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4429 case 'd': case 'u': case 'o': case 'x': case 'X': |
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4430 if (tvs != NULL && length_modifier == '\0') |
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4431 length_modifier = 'L'; |
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4432 } |
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4433 # endif |
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4434 |
272 | 4435 /* get parameter value, do initial processing */ |
4436 switch (fmt_spec) | |
4437 { | |
4438 /* '%' and 'c' behave similar to 's' regarding flags and field | |
4439 * widths */ | |
4440 case '%': | |
4441 case 'c': | |
4442 case 's': | |
3914 | 4443 case 'S': |
272 | 4444 length_modifier = '\0'; |
4445 str_arg_l = 1; | |
4446 switch (fmt_spec) | |
4447 { | |
4448 case '%': | |
4449 str_arg = p; | |
4450 break; | |
4451 | |
4452 case 'c': | |
4453 { | |
4454 int j; | |
449 | 4455 |
4456 j = | |
4457 # if defined(FEAT_EVAL) | |
482 | 4458 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4459 # endif |
4460 va_arg(ap, int); | |
272 | 4461 /* standard demands unsigned char */ |
4462 uchar_arg = (unsigned char)j; | |
4463 str_arg = (char *)&uchar_arg; | |
4464 break; | |
4465 } | |
4466 | |
4467 case 's': | |
3914 | 4468 case 'S': |
449 | 4469 str_arg = |
4470 # if defined(FEAT_EVAL) | |
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4471 tvs != NULL ? tv_str(tvs, &arg_idx, &tofree) : |
449 | 4472 # endif |
4473 va_arg(ap, char *); | |
272 | 4474 if (str_arg == NULL) |
4475 { | |
4476 str_arg = "[NULL]"; | |
4477 str_arg_l = 6; | |
4478 } | |
4479 /* make sure not to address string beyond the specified | |
4480 * precision !!! */ | |
4481 else if (!precision_specified) | |
4482 str_arg_l = strlen(str_arg); | |
4483 /* truncate string if necessary as requested by precision */ | |
4484 else if (precision == 0) | |
4485 str_arg_l = 0; | |
4486 else | |
4487 { | |
881 | 4488 /* Don't put the #if inside memchr(), it can be a |
4489 * macro. */ | |
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4490 # if VIM_SIZEOF_INT <= 2 |
881 | 4491 char *q = memchr(str_arg, '\0', precision); |
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4492 # else |
272 | 4493 /* memchr on HP does not like n > 2^31 !!! */ |
4494 char *q = memchr(str_arg, '\0', | |
881 | 4495 precision <= (size_t)0x7fffffffL ? precision |
4496 : (size_t)0x7fffffffL); | |
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4497 # endif |
1883 | 4498 str_arg_l = (q == NULL) ? precision |
4499 : (size_t)(q - str_arg); | |
272 | 4500 } |
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4501 # ifdef FEAT_MBYTE |
3914 | 4502 if (fmt_spec == 'S') |
4503 { | |
4504 if (min_field_width != 0) | |
4505 min_field_width += STRLEN(str_arg) | |
4506 - mb_string2cells((char_u *)str_arg, -1); | |
4507 if (precision) | |
4508 { | |
4509 char_u *p1 = (char_u *)str_arg; | |
4510 size_t i; | |
4511 | |
4512 for (i = 0; i < precision && *p1; i++) | |
4513 p1 += mb_ptr2len(p1); | |
4514 | |
4515 str_arg_l = precision = p1 - (char_u *)str_arg; | |
4516 } | |
4517 } | |
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4518 # endif |
272 | 4519 break; |
4520 | |
4521 default: | |
4522 break; | |
4523 } | |
4524 break; | |
4525 | |
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4526 case 'd': case 'u': |
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4527 case 'b': case 'B': |
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4528 case 'o': |
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4529 case 'x': case 'X': |
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4530 case 'p': |
272 | 4531 { |
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4532 /* NOTE: the u, b, o, x, X and p conversion specifiers |
272 | 4533 * imply the value is unsigned; d implies a signed |
4534 * value */ | |
4535 | |
4536 /* 0 if numeric argument is zero (or if pointer is | |
4537 * NULL for 'p'), +1 if greater than zero (or nonzero | |
4538 * for unsigned arguments), -1 if negative (unsigned | |
4539 * argument is never negative) */ | |
4540 int arg_sign = 0; | |
4541 | |
4542 /* only defined for length modifier h, or for no | |
4543 * length modifiers */ | |
4544 int int_arg = 0; | |
4545 unsigned int uint_arg = 0; | |
4546 | |
4547 /* only defined for length modifier l */ | |
4548 long int long_arg = 0; | |
4549 unsigned long int ulong_arg = 0; | |
4550 | |
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4551 # ifdef FEAT_NUM64 |
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4552 /* only defined for length modifier ll */ |
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4553 varnumber_T llong_arg = 0; |
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4554 uvarnumber_T ullong_arg = 0; |
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4555 # endif |
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4556 |
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4557 /* only defined for b conversion */ |
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4558 uvarnumber_T bin_arg = 0; |
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4559 |
272 | 4560 /* pointer argument value -only defined for p |
4561 * conversion */ | |
4562 void *ptr_arg = NULL; | |
4563 | |
4564 if (fmt_spec == 'p') | |
4565 { | |
4566 length_modifier = '\0'; | |
449 | 4567 ptr_arg = |
4568 # if defined(FEAT_EVAL) | |
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|
4569 tvs != NULL ? (void *)tv_str(tvs, &arg_idx, |
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|
4570 NULL) : |
449 | 4571 # endif |
4572 va_arg(ap, void *); | |
272 | 4573 if (ptr_arg != NULL) |
4574 arg_sign = 1; | |
4575 } | |
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|
4576 else if (fmt_spec == 'b' || fmt_spec == 'B') |
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|
4577 { |
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|
4578 bin_arg = |
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|
4579 # if defined(FEAT_EVAL) |
b01afb4e8f66
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|
4580 tvs != NULL ? |
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4581 (uvarnumber_T)tv_nr(tvs, &arg_idx) : |
b01afb4e8f66
commit https://github.com/vim/vim/commit/91984b9034d3b698459622be277d963e0c6df60e
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4582 # endif |
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|
4583 va_arg(ap, uvarnumber_T); |
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|
4584 if (bin_arg != 0) |
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4585 arg_sign = 1; |
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4586 } |
272 | 4587 else if (fmt_spec == 'd') |
4588 { | |
4589 /* signed */ | |
4590 switch (length_modifier) | |
4591 { | |
4592 case '\0': | |
4593 case 'h': | |
449 | 4594 /* char and short arguments are passed as int. */ |
4595 int_arg = | |
4596 # if defined(FEAT_EVAL) | |
482 | 4597 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4598 # endif |
4599 va_arg(ap, int); | |
272 | 4600 if (int_arg > 0) |
4601 arg_sign = 1; | |
4602 else if (int_arg < 0) | |
4603 arg_sign = -1; | |
4604 break; | |
4605 case 'l': | |
449 | 4606 long_arg = |
4607 # if defined(FEAT_EVAL) | |
482 | 4608 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
449 | 4609 # endif |
4610 va_arg(ap, long int); | |
272 | 4611 if (long_arg > 0) |
4612 arg_sign = 1; | |
4613 else if (long_arg < 0) | |
4614 arg_sign = -1; | |
4615 break; | |
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|
4616 # ifdef FEAT_NUM64 |
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4617 case 'L': |
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4618 llong_arg = |
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4619 # if defined(FEAT_EVAL) |
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4620 tvs != NULL ? tv_nr(tvs, &arg_idx) : |
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4621 # endif |
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4622 va_arg(ap, varnumber_T); |
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4623 if (llong_arg > 0) |
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4624 arg_sign = 1; |
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4625 else if (llong_arg < 0) |
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4626 arg_sign = -1; |
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4627 break; |
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|
4628 # endif |
272 | 4629 } |
4630 } | |
4631 else | |
4632 { | |
4633 /* unsigned */ | |
4634 switch (length_modifier) | |
4635 { | |
4636 case '\0': | |
4637 case 'h': | |
449 | 4638 uint_arg = |
4639 # if defined(FEAT_EVAL) | |
1883 | 4640 tvs != NULL ? (unsigned) |
4641 tv_nr(tvs, &arg_idx) : | |
449 | 4642 # endif |
4643 va_arg(ap, unsigned int); | |
272 | 4644 if (uint_arg != 0) |
4645 arg_sign = 1; | |
4646 break; | |
4647 case 'l': | |
449 | 4648 ulong_arg = |
4649 # if defined(FEAT_EVAL) | |
1883 | 4650 tvs != NULL ? (unsigned long) |
4651 tv_nr(tvs, &arg_idx) : | |
449 | 4652 # endif |
4653 va_arg(ap, unsigned long int); | |
272 | 4654 if (ulong_arg != 0) |
4655 arg_sign = 1; | |
4656 break; | |
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|
4657 # ifdef FEAT_NUM64 |
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|
4658 case 'L': |
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4659 ullong_arg = |
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4660 # if defined(FEAT_EVAL) |
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4661 tvs != NULL ? (uvarnumber_T) |
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4662 tv_nr(tvs, &arg_idx) : |
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4663 # endif |
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|
4664 va_arg(ap, uvarnumber_T); |
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4665 if (ullong_arg != 0) |
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|
4666 arg_sign = 1; |
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4667 break; |
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|
4668 # endif |
272 | 4669 } |
4670 } | |
4671 | |
4672 str_arg = tmp; | |
4673 str_arg_l = 0; | |
4674 | |
4675 /* NOTE: | |
4676 * For d, i, u, o, x, and X conversions, if precision is | |
4677 * specified, the '0' flag should be ignored. This is so | |
4678 * with Solaris 2.6, Digital UNIX 4.0, HPUX 10, Linux, | |
4679 * FreeBSD, NetBSD; but not with Perl. | |
4680 */ | |
4681 if (precision_specified) | |
4682 zero_padding = 0; | |
4683 if (fmt_spec == 'd') | |
4684 { | |
4685 if (force_sign && arg_sign >= 0) | |
4686 tmp[str_arg_l++] = space_for_positive ? ' ' : '+'; | |
4687 /* leave negative numbers for sprintf to handle, to | |
4688 * avoid handling tricky cases like (short int)-32768 */ | |
4689 } | |
4690 else if (alternate_form) | |
4691 { | |
4692 if (arg_sign != 0 | |
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4693 && (fmt_spec == 'b' || fmt_spec == 'B' |
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4694 || fmt_spec == 'x' || fmt_spec == 'X') ) |
272 | 4695 { |
4696 tmp[str_arg_l++] = '0'; | |
4697 tmp[str_arg_l++] = fmt_spec; | |
4698 } | |
4699 /* alternate form should have no effect for p | |
4700 * conversion, but ... */ | |
4701 } | |
4702 | |
4703 zero_padding_insertion_ind = str_arg_l; | |
4704 if (!precision_specified) | |
4705 precision = 1; /* default precision is 1 */ | |
4706 if (precision == 0 && arg_sign == 0) | |
4707 { | |
4708 /* When zero value is formatted with an explicit | |
4709 * precision 0, the resulting formatted string is | |
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4710 * empty (d, i, u, b, B, o, x, X, p). */ |
272 | 4711 } |
4712 else | |
4713 { | |
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|
4714 char f[6]; |
272 | 4715 int f_l = 0; |
4716 | |
4717 /* construct a simple format string for sprintf */ | |
4718 f[f_l++] = '%'; | |
4719 if (!length_modifier) | |
4720 ; | |
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|
4721 else if (length_modifier == 'L') |
272 | 4722 { |
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4723 # ifdef FEAT_NUM64 |
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4724 # ifdef WIN3264 |
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4725 f[f_l++] = 'I'; |
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4726 f[f_l++] = '6'; |
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4727 f[f_l++] = '4'; |
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|
4728 # else |
272 | 4729 f[f_l++] = 'l'; |
4730 f[f_l++] = 'l'; | |
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4731 # endif |
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4732 # else |
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|
4733 f[f_l++] = 'l'; |
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|
4734 # endif |
272 | 4735 } |
4736 else | |
4737 f[f_l++] = length_modifier; | |
4738 f[f_l++] = fmt_spec; | |
4739 f[f_l++] = '\0'; | |
4740 | |
4741 if (fmt_spec == 'p') | |
4742 str_arg_l += sprintf(tmp + str_arg_l, f, ptr_arg); | |
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4743 else if (fmt_spec == 'b' || fmt_spec == 'B') |
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4744 { |
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4745 char b[8 * sizeof(uvarnumber_T)]; |
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4746 size_t b_l = 0; |
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4747 uvarnumber_T bn = bin_arg; |
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4748 |
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4749 do |
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4750 { |
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4751 b[sizeof(b) - ++b_l] = '0' + (bn & 0x1); |
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|
4752 bn >>= 1; |
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4753 } |
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|
4754 while (bn != 0); |
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4755 |
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|
4756 memcpy(tmp + str_arg_l, b + sizeof(b) - b_l, b_l); |
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|
4757 str_arg_l += b_l; |
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|
4758 } |
272 | 4759 else if (fmt_spec == 'd') |
4760 { | |
4761 /* signed */ | |
4762 switch (length_modifier) | |
4763 { | |
4764 case '\0': | |
4765 case 'h': str_arg_l += sprintf( | |
4766 tmp + str_arg_l, f, int_arg); | |
4767 break; | |
4768 case 'l': str_arg_l += sprintf( | |
4769 tmp + str_arg_l, f, long_arg); | |
4770 break; | |
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diff
changeset
|
4771 # ifdef FEAT_NUM64 |
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diff
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|
4772 case 'L': str_arg_l += sprintf( |
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diff
changeset
|
4773 tmp + str_arg_l, f, llong_arg); |
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diff
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|
4774 break; |
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diff
changeset
|
4775 # endif |
272 | 4776 } |
4777 } | |
4778 else | |
4779 { | |
4780 /* unsigned */ | |
4781 switch (length_modifier) | |
4782 { | |
4783 case '\0': | |
4784 case 'h': str_arg_l += sprintf( | |
4785 tmp + str_arg_l, f, uint_arg); | |
4786 break; | |
4787 case 'l': str_arg_l += sprintf( | |
4788 tmp + str_arg_l, f, ulong_arg); | |
4789 break; | |
9389
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diff
changeset
|
4790 # ifdef FEAT_NUM64 |
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diff
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|
4791 case 'L': str_arg_l += sprintf( |
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changeset
|
4792 tmp + str_arg_l, f, ullong_arg); |
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diff
changeset
|
4793 break; |
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|
4794 # endif |
272 | 4795 } |
4796 } | |
4797 | |
4798 /* include the optional minus sign and possible | |
4799 * "0x" in the region before the zero padding | |
4800 * insertion point */ | |
4801 if (zero_padding_insertion_ind < str_arg_l | |
4802 && tmp[zero_padding_insertion_ind] == '-') | |
4803 zero_padding_insertion_ind++; | |
4804 if (zero_padding_insertion_ind + 1 < str_arg_l | |
4805 && tmp[zero_padding_insertion_ind] == '0' | |
4806 && (tmp[zero_padding_insertion_ind + 1] == 'x' | |
4807 || tmp[zero_padding_insertion_ind + 1] == 'X')) | |
4808 zero_padding_insertion_ind += 2; | |
4809 } | |
4810 | |
4811 { | |
4812 size_t num_of_digits = str_arg_l | |
4813 - zero_padding_insertion_ind; | |
4814 | |
4815 if (alternate_form && fmt_spec == 'o' | |
4816 /* unless zero is already the first | |
4817 * character */ | |
4818 && !(zero_padding_insertion_ind < str_arg_l | |
4819 && tmp[zero_padding_insertion_ind] == '0')) | |
4820 { | |
4821 /* assure leading zero for alternate-form | |
4822 * octal numbers */ | |
4823 if (!precision_specified | |
4824 || precision < num_of_digits + 1) | |
4825 { | |
4826 /* precision is increased to force the | |
4827 * first character to be zero, except if a | |
4828 * zero value is formatted with an | |
4829 * explicit precision of zero */ | |
4830 precision = num_of_digits + 1; | |
4831 precision_specified = 1; | |
4832 } | |
4833 } | |
4834 /* zero padding to specified precision? */ | |
4835 if (num_of_digits < precision) | |
4836 number_of_zeros_to_pad = precision - num_of_digits; | |
4837 } | |
4838 /* zero padding to specified minimal field width? */ | |
4839 if (!justify_left && zero_padding) | |
4840 { | |
835 | 4841 int n = (int)(min_field_width - (str_arg_l |
4842 + number_of_zeros_to_pad)); | |
272 | 4843 if (n > 0) |
4844 number_of_zeros_to_pad += n; | |
4845 } | |
4846 break; | |
4847 } | |
4848 | |
7803
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diff
changeset
|
4849 # ifdef FEAT_FLOAT |
1619 | 4850 case 'f': |
10038
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changeset
|
4851 case 'F': |
1619 | 4852 case 'e': |
4853 case 'E': | |
4854 case 'g': | |
4855 case 'G': | |
4856 { | |
4857 /* Floating point. */ | |
4858 double f; | |
4859 double abs_f; | |
4860 char format[40]; | |
4861 int l; | |
4862 int remove_trailing_zeroes = FALSE; | |
4863 | |
4864 f = | |
4865 # if defined(FEAT_EVAL) | |
4866 tvs != NULL ? tv_float(tvs, &arg_idx) : | |
4867 # endif | |
4868 va_arg(ap, double); | |
4869 abs_f = f < 0 ? -f : f; | |
4870 | |
4871 if (fmt_spec == 'g' || fmt_spec == 'G') | |
4872 { | |
4873 /* Would be nice to use %g directly, but it prints | |
4874 * "1.0" as "1", we don't want that. */ | |
4875 if ((abs_f >= 0.001 && abs_f < 10000000.0) | |
4876 || abs_f == 0.0) | |
10038
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changeset
|
4877 fmt_spec = ASCII_ISUPPER(fmt_spec) ? 'F' : 'f'; |
1619 | 4878 else |
4879 fmt_spec = fmt_spec == 'g' ? 'e' : 'E'; | |
4880 remove_trailing_zeroes = TRUE; | |
4881 } | |
4882 | |
10038
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|
4883 if ((fmt_spec == 'f' || fmt_spec == 'F') && |
7803
37c929c4a073
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changeset
|
4884 # ifdef VAX |
1783 | 4885 abs_f > 1.0e38 |
7803
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|
4886 # else |
1783 | 4887 abs_f > 1.0e307 |
7803
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4888 # endif |
1783 | 4889 ) |
1619 | 4890 { |
4891 /* Avoid a buffer overflow */ | |
10015
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|
4892 STRCPY(tmp, infinity_str(f > 0.0, fmt_spec, |
5ac2dd61ca8f
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|
4893 force_sign, space_for_positive)); |
5ac2dd61ca8f
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|
4894 str_arg_l = STRLEN(tmp); |
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changeset
|
4895 zero_padding = 0; |
1619 | 4896 } |
4897 else | |
4898 { | |
10015
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|
4899 if (isnan(f)) |
5ac2dd61ca8f
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|
4900 { |
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|
4901 /* Not a number: nan or NAN */ |
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|
4902 STRCPY(tmp, ASCII_ISUPPER(fmt_spec) ? "NAN" |
5ac2dd61ca8f
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|
4903 : "nan"); |
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|
4904 str_arg_l = 3; |
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|
4905 zero_padding = 0; |
5ac2dd61ca8f
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|
4906 } |
5ac2dd61ca8f
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|
4907 else if (isinf(f)) |
5ac2dd61ca8f
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diff
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|
4908 { |
5ac2dd61ca8f
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changeset
|
4909 STRCPY(tmp, infinity_str(f > 0.0, fmt_spec, |
5ac2dd61ca8f
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|
4910 force_sign, space_for_positive)); |
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|
4911 str_arg_l = STRLEN(tmp); |
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|
4912 zero_padding = 0; |
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|
4913 } |
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|
4914 else |
10038
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|
4915 { |
10015
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|
4916 /* Regular float number */ |
10038
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|
4917 format[0] = '%'; |
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|
4918 l = 1; |
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|
4919 if (force_sign) |
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|
4920 format[l++] = space_for_positive ? ' ' : '+'; |
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|
4921 if (precision_specified) |
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|
4922 { |
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4923 size_t max_prec = TMP_LEN - 10; |
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|
4924 |
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|
4925 /* Make sure we don't get more digits than we |
7cf4e210cf3c
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|
4926 * have room for. */ |
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|
4927 if ((fmt_spec == 'f' || fmt_spec == 'F') |
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|
4928 && abs_f > 1.0) |
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|
4929 max_prec -= (size_t)log10(abs_f); |
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|
4930 if (precision > max_prec) |
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|
4931 precision = max_prec; |
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|
4932 l += sprintf(format + l, ".%d", (int)precision); |
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|
4933 } |
10040
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|
4934 format[l] = fmt_spec == 'F' ? 'f' : fmt_spec; |
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|
4935 format[l + 1] = NUL; |
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|
4936 |
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|
4937 str_arg_l = sprintf(tmp, format, f); |
10038
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|
4938 } |
9986
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|
4939 |
1619 | 4940 if (remove_trailing_zeroes) |
4941 { | |
4942 int i; | |
1757 | 4943 char *tp; |
1619 | 4944 |
4945 /* Using %g or %G: remove superfluous zeroes. */ | |
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|
4946 if (fmt_spec == 'f' || fmt_spec == 'F') |
1757 | 4947 tp = tmp + str_arg_l - 1; |
1619 | 4948 else |
4949 { | |
1757 | 4950 tp = (char *)vim_strchr((char_u *)tmp, |
1619 | 4951 fmt_spec == 'e' ? 'e' : 'E'); |
1757 | 4952 if (tp != NULL) |
1619 | 4953 { |
4954 /* Remove superfluous '+' and leading | |
4955 * zeroes from the exponent. */ | |
1757 | 4956 if (tp[1] == '+') |
1619 | 4957 { |
4958 /* Change "1.0e+07" to "1.0e07" */ | |
1757 | 4959 STRMOVE(tp + 1, tp + 2); |
1619 | 4960 --str_arg_l; |
4961 } | |
1757 | 4962 i = (tp[1] == '-') ? 2 : 1; |
4963 while (tp[i] == '0') | |
1619 | 4964 { |
4965 /* Change "1.0e07" to "1.0e7" */ | |
1757 | 4966 STRMOVE(tp + i, tp + i + 1); |
1619 | 4967 --str_arg_l; |
4968 } | |
1757 | 4969 --tp; |
1619 | 4970 } |
4971 } | |
4972 | |
1757 | 4973 if (tp != NULL && !precision_specified) |
1619 | 4974 /* Remove trailing zeroes, but keep the one |
4975 * just after a dot. */ | |
1757 | 4976 while (tp > tmp + 2 && *tp == '0' |
4977 && tp[-1] != '.') | |
1619 | 4978 { |
1757 | 4979 STRMOVE(tp, tp + 1); |
4980 --tp; | |
1619 | 4981 --str_arg_l; |
4982 } | |
4983 } | |
4984 else | |
4985 { | |
1757 | 4986 char *tp; |
1619 | 4987 |
4988 /* Be consistent: some printf("%e") use 1.0e+12 | |
4989 * and some 1.0e+012. Remove one zero in the last | |
4990 * case. */ | |
1757 | 4991 tp = (char *)vim_strchr((char_u *)tmp, |
1619 | 4992 fmt_spec == 'e' ? 'e' : 'E'); |
1757 | 4993 if (tp != NULL && (tp[1] == '+' || tp[1] == '-') |
4994 && tp[2] == '0' | |
4995 && vim_isdigit(tp[3]) | |
4996 && vim_isdigit(tp[4])) | |
1619 | 4997 { |
1757 | 4998 STRMOVE(tp + 2, tp + 3); |
1619 | 4999 --str_arg_l; |
5000 } | |
5001 } | |
5002 } | |
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commit https://github.com/vim/vim/commit/04186095346daa60e82e981dad114de2b641d672
Christian Brabandt <cb@256bit.org>
parents:
10036
diff
changeset
|
5003 if (zero_padding && min_field_width > str_arg_l |
7cf4e210cf3c
commit https://github.com/vim/vim/commit/04186095346daa60e82e981dad114de2b641d672
Christian Brabandt <cb@256bit.org>
parents:
10036
diff
changeset
|
5004 && (tmp[0] == '-' || force_sign)) |
7cf4e210cf3c
commit https://github.com/vim/vim/commit/04186095346daa60e82e981dad114de2b641d672
Christian Brabandt <cb@256bit.org>
parents:
10036
diff
changeset
|
5005 { |
7cf4e210cf3c
commit https://github.com/vim/vim/commit/04186095346daa60e82e981dad114de2b641d672
Christian Brabandt <cb@256bit.org>
parents:
10036
diff
changeset
|
5006 /* padding 0's should be inserted after the sign */ |
7cf4e210cf3c
commit https://github.com/vim/vim/commit/04186095346daa60e82e981dad114de2b641d672
Christian Brabandt <cb@256bit.org>
parents:
10036
diff
changeset
|
5007 number_of_zeros_to_pad = min_field_width - str_arg_l; |
7cf4e210cf3c
commit https://github.com/vim/vim/commit/04186095346daa60e82e981dad114de2b641d672
Christian Brabandt <cb@256bit.org>
parents:
10036
diff
changeset
|
5008 zero_padding_insertion_ind = 1; |
7cf4e210cf3c
commit https://github.com/vim/vim/commit/04186095346daa60e82e981dad114de2b641d672
Christian Brabandt <cb@256bit.org>
parents:
10036
diff
changeset
|
5009 } |
1619 | 5010 str_arg = tmp; |
5011 break; | |
5012 } | |
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commit https://github.com/vim/vim/commit/92b8b2d307e34117f146319872010b0ccc9d2713
Christian Brabandt <cb@256bit.org>
parents:
6949
diff
changeset
|
5013 # endif |
1619 | 5014 |
272 | 5015 default: |
5016 /* unrecognized conversion specifier, keep format string | |
5017 * as-is */ | |
5018 zero_padding = 0; /* turn zero padding off for non-numeric | |
1189 | 5019 conversion */ |
272 | 5020 justify_left = 1; |
856 | 5021 min_field_width = 0; /* reset flags */ |
272 | 5022 |
5023 /* discard the unrecognized conversion, just keep * | |
856 | 5024 * the unrecognized conversion character */ |
272 | 5025 str_arg = p; |
5026 str_arg_l = 0; | |
5027 if (*p != NUL) | |
5028 str_arg_l++; /* include invalid conversion specifier | |
5029 unchanged if not at end-of-string */ | |
5030 break; | |
5031 } | |
5032 | |
5033 if (*p != NUL) | |
5034 p++; /* step over the just processed conversion specifier */ | |
5035 | |
5036 /* insert padding to the left as requested by min_field_width; | |
5037 * this does not include the zero padding in case of numerical | |
5038 * conversions*/ | |
5039 if (!justify_left) | |
5040 { | |
5041 /* left padding with blank or zero */ | |
835 | 5042 int pn = (int)(min_field_width - (str_arg_l + number_of_zeros_to_pad)); |
275 | 5043 |
5044 if (pn > 0) | |
272 | 5045 { |
5046 if (str_l < str_m) | |
5047 { | |
5048 size_t avail = str_m - str_l; | |
5049 | |
5050 vim_memset(str + str_l, zero_padding ? '0' : ' ', | |
1883 | 5051 (size_t)pn > avail ? avail |
5052 : (size_t)pn); | |
272 | 5053 } |
275 | 5054 str_l += pn; |
272 | 5055 } |
5056 } | |
5057 | |
5058 /* zero padding as requested by the precision or by the minimal | |
5059 * field width for numeric conversions required? */ | |
330 | 5060 if (number_of_zeros_to_pad == 0) |
272 | 5061 { |
5062 /* will not copy first part of numeric right now, * | |
5063 * force it to be copied later in its entirety */ | |
5064 zero_padding_insertion_ind = 0; | |
5065 } | |
5066 else | |
5067 { | |
5068 /* insert first part of numerics (sign or '0x') before zero | |
5069 * padding */ | |
835 | 5070 int zn = (int)zero_padding_insertion_ind; |
275 | 5071 |
5072 if (zn > 0) | |
272 | 5073 { |
5074 if (str_l < str_m) | |
5075 { | |
5076 size_t avail = str_m - str_l; | |
5077 | |
5078 mch_memmove(str + str_l, str_arg, | |
1883 | 5079 (size_t)zn > avail ? avail |
5080 : (size_t)zn); | |
272 | 5081 } |
275 | 5082 str_l += zn; |
272 | 5083 } |
5084 | |
5085 /* insert zero padding as requested by the precision or min | |
5086 * field width */ | |
835 | 5087 zn = (int)number_of_zeros_to_pad; |
275 | 5088 if (zn > 0) |
272 | 5089 { |
5090 if (str_l < str_m) | |
5091 { | |
5092 size_t avail = str_m-str_l; | |
5093 | |
275 | 5094 vim_memset(str + str_l, '0', |
1883 | 5095 (size_t)zn > avail ? avail |
5096 : (size_t)zn); | |
272 | 5097 } |
275 | 5098 str_l += zn; |
272 | 5099 } |
5100 } | |
5101 | |
5102 /* insert formatted string | |
5103 * (or as-is conversion specifier for unknown conversions) */ | |
5104 { | |
835 | 5105 int sn = (int)(str_arg_l - zero_padding_insertion_ind); |
275 | 5106 |
5107 if (sn > 0) | |
272 | 5108 { |
5109 if (str_l < str_m) | |
5110 { | |
5111 size_t avail = str_m - str_l; | |
5112 | |
5113 mch_memmove(str + str_l, | |
5114 str_arg + zero_padding_insertion_ind, | |
1883 | 5115 (size_t)sn > avail ? avail : (size_t)sn); |
272 | 5116 } |
275 | 5117 str_l += sn; |
272 | 5118 } |
5119 } | |
5120 | |
5121 /* insert right padding */ | |
5122 if (justify_left) | |
5123 { | |
5124 /* right blank padding to the field width */ | |
1619 | 5125 int pn = (int)(min_field_width |
5126 - (str_arg_l + number_of_zeros_to_pad)); | |
275 | 5127 |
5128 if (pn > 0) | |
272 | 5129 { |
5130 if (str_l < str_m) | |
5131 { | |
5132 size_t avail = str_m - str_l; | |
5133 | |
275 | 5134 vim_memset(str + str_l, ' ', |
1883 | 5135 (size_t)pn > avail ? avail |
5136 : (size_t)pn); | |
272 | 5137 } |
275 | 5138 str_l += pn; |
272 | 5139 } |
5140 } | |
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commit https://github.com/vim/vim/commit/e5a8f35b4286135f3469f3b00a6c2220553d9658
Christian Brabandt <cb@256bit.org>
parents:
9698
diff
changeset
|
5141 vim_free(tofree); |
272 | 5142 } |
5143 } | |
5144 | |
5145 if (str_m > 0) | |
5146 { | |
437 | 5147 /* make sure the string is nul-terminated even at the expense of |
272 | 5148 * overwriting the last character (shouldn't happen, but just in case) |
5149 * */ | |
5150 str[str_l <= str_m - 1 ? str_l : str_m - 1] = '\0'; | |
5151 } | |
5152 | |
482 | 5153 if (tvs != NULL && tvs[arg_idx - 1].v_type != VAR_UNKNOWN) |
449 | 5154 EMSG(_("E767: Too many arguments to printf()")); |
5155 | |
437 | 5156 /* Return the number of characters formatted (excluding trailing nul |
272 | 5157 * character), that is, the number of characters that would have been |
5158 * written to the buffer if it were large enough. */ | |
5159 return (int)str_l; | |
5160 } | |
5161 | |
5162 #endif /* PROTO */ |