1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*----------------------------------------------------------------------* |
2 | * File: misc.C |
2 | * File: misc.C |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * |
4 | * |
5 | * All portions of code are copyright by their respective author/s. |
5 | * All portions of code are copyright by their respective author/s. |
6 | * Copyright (c) 1996 mj olesen <olesen@me.QueensU.CA> Queen's Univ at Kingston |
6 | * Copyright (c) 1996 mj olesen <olesen@me.QueensU.CA> Queen's Univ at Kingston |
7 | * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
7 | * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
8 | * Copyright (c) 1998-2000 Geoff Wing <gcw@pobox.com> |
8 | * Copyright (c) 1998-2000 Geoff Wing <gcw@pobox.com> |
9 | * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> |
9 | * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
10 | * |
10 | * |
11 | * This program is free software; you can redistribute it and/or modify |
11 | * This program is free software; you can redistribute it and/or modify |
12 | * it under the terms of the GNU General Public License as published by |
12 | * it under the terms of the GNU General Public License as published by |
13 | * the Free Software Foundation; either version 2 of the License, or |
13 | * the Free Software Foundation; either version 2 of the License, or |
14 | * (at your option) any later version. |
14 | * (at your option) any later version. |
… | |
… | |
36 | |
36 | |
37 | char *dst = r; |
37 | char *dst = r; |
38 | while (len--) |
38 | while (len--) |
39 | { |
39 | { |
40 | ssize_t l = wcrtomb (dst, *str++, mbs); |
40 | ssize_t l = wcrtomb (dst, *str++, mbs); |
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41 | |
41 | if (l < 0) |
42 | if (l < 0) |
42 | *dst++ = '?'; |
43 | *dst++ = '?'; |
43 | else |
44 | else |
44 | dst += l; |
45 | dst += l; |
45 | } |
46 | } |
… | |
… | |
162 | |
163 | |
163 | return r; |
164 | return r; |
164 | } |
165 | } |
165 | |
166 | |
166 | char * |
167 | char * |
167 | rxvt_strdup (const char *str) |
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168 | { |
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169 | return str ? strdup (str) : 0; |
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170 | } |
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171 | |
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172 | /* INTPROTO */ |
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173 | char * |
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174 | rxvt_r_basename (const char *str) |
168 | rxvt_r_basename (const char *str) NOTHROW |
175 | { |
169 | { |
176 | char *base = strrchr (str, '/'); |
170 | char *base = strrchr (str, '/'); |
177 | |
171 | |
178 | return (char *) (base ? base + 1 : str); |
172 | return (char *) (base ? base + 1 : str); |
179 | } |
173 | } |
180 | |
174 | |
181 | /* |
175 | /* |
182 | * Print an error message |
176 | * Print an error message |
183 | */ |
177 | */ |
184 | /* INTPROTO */ |
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185 | void |
178 | void |
186 | rxvt_vlog (const char *fmt, va_list arg_ptr) |
179 | rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW |
187 | { |
180 | { |
188 | char msg[1024]; |
181 | char msg[1024]; |
189 | |
182 | |
190 | vsnprintf (msg, sizeof msg, fmt, arg_ptr); |
183 | vsnprintf (msg, sizeof msg, fmt, arg_ptr); |
191 | |
184 | |
… | |
… | |
193 | (*GET_R->log_hook) (msg); |
186 | (*GET_R->log_hook) (msg); |
194 | else |
187 | else |
195 | write (STDOUT_FILENO, msg, strlen (msg)); |
188 | write (STDOUT_FILENO, msg, strlen (msg)); |
196 | } |
189 | } |
197 | |
190 | |
198 | /* INTPROTO */ |
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199 | void |
191 | void |
200 | rxvt_log (const char *fmt,...) |
192 | rxvt_log (const char *fmt,...) NOTHROW |
201 | { |
193 | { |
202 | va_list arg_ptr; |
194 | va_list arg_ptr; |
203 | |
195 | |
204 | va_start (arg_ptr, fmt); |
196 | va_start (arg_ptr, fmt); |
205 | rxvt_vlog (fmt, arg_ptr); |
197 | rxvt_vlog (fmt, arg_ptr); |
… | |
… | |
207 | } |
199 | } |
208 | |
200 | |
209 | /* |
201 | /* |
210 | * Print an error message |
202 | * Print an error message |
211 | */ |
203 | */ |
212 | /* INTPROTO */ |
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213 | void |
204 | void |
214 | rxvt_warn (const char *fmt,...) |
205 | rxvt_warn (const char *fmt,...) NOTHROW |
215 | { |
206 | { |
216 | va_list arg_ptr; |
207 | va_list arg_ptr; |
217 | |
208 | |
218 | rxvt_log ("%s: ", RESNAME); |
209 | rxvt_log ("%s: ", RESNAME); |
219 | |
210 | |
220 | va_start (arg_ptr, fmt); |
211 | va_start (arg_ptr, fmt); |
221 | rxvt_vlog (fmt, arg_ptr); |
212 | rxvt_vlog (fmt, arg_ptr); |
222 | va_end (arg_ptr); |
213 | va_end (arg_ptr); |
223 | } |
214 | } |
224 | |
215 | |
225 | /* INTPROTO */ |
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226 | void |
216 | void |
227 | rxvt_fatal (const char *fmt,...) |
217 | rxvt_fatal (const char *fmt,...) THROW ((class rxvt_failure_exception)) |
228 | { |
218 | { |
229 | va_list arg_ptr; |
219 | va_list arg_ptr; |
230 | |
220 | |
231 | rxvt_log ("%s: ", RESNAME); |
221 | rxvt_log ("%s: ", RESNAME); |
232 | |
222 | |
… | |
… | |
235 | va_end (arg_ptr); |
225 | va_end (arg_ptr); |
236 | |
226 | |
237 | rxvt_exit_failure (); |
227 | rxvt_exit_failure (); |
238 | } |
228 | } |
239 | |
229 | |
240 | class rxvt_failure_exception rxvt_failure_exception; |
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241 | |
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242 | /* INTPROTO */ |
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243 | void |
230 | void |
244 | rxvt_exit_failure () |
231 | rxvt_exit_failure () THROW ((class rxvt_failure_exception)) |
245 | { |
232 | { |
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233 | static class rxvt_failure_exception rxvt_failure_exception; |
246 | throw (rxvt_failure_exception); |
234 | throw (rxvt_failure_exception); |
247 | } |
235 | } |
248 | |
236 | |
249 | /* |
237 | /* |
250 | * check that the first characters of S1 match S2 |
238 | * check that the first characters of S1 match S2 |
… | |
… | |
252 | * No Match |
240 | * No Match |
253 | * return: 0 |
241 | * return: 0 |
254 | * Match |
242 | * Match |
255 | * return: strlen (S2) |
243 | * return: strlen (S2) |
256 | */ |
244 | */ |
257 | /* INTPROTO */ |
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258 | int |
245 | int |
259 | rxvt_Str_match (const char *s1, const char *s2) |
246 | rxvt_Str_match (const char *s1, const char *s2) NOTHROW |
260 | { |
247 | { |
261 | int n = strlen (s2); |
248 | int n = strlen (s2); |
262 | |
249 | |
263 | return ((strncmp (s1, s2, n) == 0) ? n : 0); |
250 | return ((strncmp (s1, s2, n) == 0) ? n : 0); |
264 | } |
251 | } |
265 | |
252 | |
266 | /* INTPROTO */ |
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267 | const char * |
253 | const char * |
268 | rxvt_Str_skip_space (const char *str) |
254 | rxvt_Str_skip_space (const char *str) NOTHROW |
269 | { |
255 | { |
270 | if (str) |
256 | if (str) |
271 | while (*str && isspace (*str)) |
257 | while (*str && isspace (*str)) |
272 | str++; |
258 | str++; |
273 | |
259 | |
… | |
… | |
276 | |
262 | |
277 | /* |
263 | /* |
278 | * remove leading/trailing space and strip-off leading/trailing quotes. |
264 | * remove leading/trailing space and strip-off leading/trailing quotes. |
279 | * in place. |
265 | * in place. |
280 | */ |
266 | */ |
281 | /* INTPROTO */ |
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282 | char * |
267 | char * |
283 | rxvt_Str_trim (char *str) |
268 | rxvt_Str_trim (char *str) NOTHROW |
284 | { |
269 | { |
285 | char *r, *s; |
270 | char *r, *s; |
286 | |
271 | |
287 | if (!str || !*str) /* shortcut */ |
272 | if (!str || !*str) /* shortcut */ |
288 | return str; |
273 | return str; |
… | |
… | |
324 | * "M-x" prefixed strings, append "\r" if needed |
309 | * "M-x" prefixed strings, append "\r" if needed |
325 | * "\E]" prefixed strings (XTerm escape sequence) append ST if needed |
310 | * "\E]" prefixed strings (XTerm escape sequence) append ST if needed |
326 | * |
311 | * |
327 | * returns the converted string length |
312 | * returns the converted string length |
328 | */ |
313 | */ |
329 | /* INTPROTO */ |
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330 | int |
314 | int |
331 | rxvt_Str_escaped (char *str) |
315 | rxvt_Str_escaped (char *str) NOTHROW |
332 | { |
316 | { |
333 | char ch, *s, *d; |
317 | char ch, *s, *d; |
334 | int i, num, append = 0; |
318 | int i, num, append = 0; |
335 | |
319 | |
336 | if (!str || !*str) |
320 | if (!str || !*str) |
… | |
… | |
401 | /* |
385 | /* |
402 | * Split a comma-separated string into an array, stripping leading and |
386 | * Split a comma-separated string into an array, stripping leading and |
403 | * trailing spaces from each entry. Empty strings are properly returned |
387 | * trailing spaces from each entry. Empty strings are properly returned |
404 | * Caller should free each entry and array when done |
388 | * Caller should free each entry and array when done |
405 | */ |
389 | */ |
406 | /* INTPROTO */ |
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407 | char ** |
390 | char ** |
408 | rxvt_splitcommastring (const char *cs) |
391 | rxvt_splitcommastring (const char *cs) NOTHROW |
409 | { |
392 | { |
410 | int l, n, p; |
393 | int l, n, p; |
411 | const char *s, *t; |
394 | const char *s, *t; |
412 | char **ret; |
395 | char **ret; |
413 | |
396 | |
… | |
… | |
434 | |
417 | |
435 | return ret; |
418 | return ret; |
436 | } |
419 | } |
437 | |
420 | |
438 | void |
421 | void |
439 | rxvt_freecommastring (char **cs) |
422 | rxvt_freecommastring (char **cs) NOTHROW |
440 | { |
423 | { |
441 | for (int i = 0; cs[i]; ++i) |
424 | for (int i = 0; cs[i]; ++i) |
442 | free (cs[i]); |
425 | free (cs[i]); |
443 | |
426 | |
444 | free (cs); |
427 | free (cs); |
… | |
… | |
446 | |
429 | |
447 | /*----------------------------------------------------------------------* |
430 | /*----------------------------------------------------------------------* |
448 | * file searching |
431 | * file searching |
449 | */ |
432 | */ |
450 | |
433 | |
451 | /* #define DEBUG_SEARCH_PATH */ |
434 | #ifdef XPM_BACKGROUND |
452 | |
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453 | #if defined (XPM_BACKGROUND) || (MENUBAR_MAX) |
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454 | /* |
435 | /* |
455 | * search for FILE in the current working directory, and within the |
436 | * search for FILE in the current working directory, and within the |
456 | * colon-delimited PATHLIST, adding the file extension EXT if required. |
437 | * colon-delimited PATHLIST, adding the file extension EXT if required. |
457 | * |
438 | * |
458 | * FILE is either semi-colon or zero terminated |
439 | * FILE is either semi-colon or zero terminated |
459 | */ |
440 | */ |
460 | /* INTPROTO */ |
441 | char * |
461 | char * |
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462 | rxvt_File_search_path (const char *pathlist, const char *file, const char *ext) |
442 | rxvt_File_search_path (const char *pathlist, const char *file, const char *ext) NOTHROW |
463 | { |
443 | { |
464 | int maxpath, len; |
444 | int maxpath, len; |
465 | const char *p, *path; |
445 | const char *p, *path; |
466 | char name[256]; |
446 | char name[256]; |
467 | |
447 | |
… | |
… | |
471 | /* semi-colon delimited */ |
451 | /* semi-colon delimited */ |
472 | if ((p = strchr (file, ';'))) |
452 | if ((p = strchr (file, ';'))) |
473 | len = (p - file); |
453 | len = (p - file); |
474 | else |
454 | else |
475 | len = strlen (file); |
455 | len = strlen (file); |
476 | |
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477 | #ifdef DEBUG_SEARCH_PATH |
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478 | getcwd (name, sizeof (name)); |
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479 | fprintf (stderr, "pwd: \"%s\"\n", name); |
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480 | fprintf (stderr, "find: \"%.*s\"\n", len, file); |
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481 | #endif |
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482 | |
456 | |
483 | /* leave room for an extra '/' and trailing '\0' */ |
457 | /* leave room for an extra '/' and trailing '\0' */ |
484 | maxpath = sizeof (name) - (len + (ext ? strlen (ext) : 0) + 2); |
458 | maxpath = sizeof (name) - (len + (ext ? strlen (ext) : 0) + 2); |
485 | if (maxpath <= 0) |
459 | if (maxpath <= 0) |
486 | return NULL; |
460 | return NULL; |
… | |
… | |
528 | } |
502 | } |
529 | } |
503 | } |
530 | return NULL; |
504 | return NULL; |
531 | } |
505 | } |
532 | |
506 | |
533 | /* INTPROTO */ |
507 | char * |
534 | char * |
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535 | rxvt_File_find (const char *file, const char *ext, const char *path) |
508 | rxvt_File_find (const char *file, const char *ext, const char *path) NOTHROW |
536 | { |
509 | { |
537 | char *f; |
510 | char *f; |
538 | |
511 | |
539 | if (file == NULL || *file == '\0') |
512 | if (file == NULL || *file == '\0') |
540 | return NULL; |
513 | return NULL; |
541 | |
514 | |
542 | /* search environment variables here too */ |
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543 | if ((f = rxvt_File_search_path (path, file, ext)) == NULL) |
515 | f = rxvt_File_search_path (path, file, ext); |
544 | #ifdef PATH_ENV |
516 | |
545 | if ((f = rxvt_File_search_path (getenv (PATH_ENV), file, ext)) == NULL) |
517 | return f; |
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518 | } |
546 | #endif |
519 | #endif |
547 | f = rxvt_File_search_path (getenv ("PATH"), file, ext); |
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548 | |
520 | |
549 | #ifdef DEBUG_SEARCH_PATH |
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550 | if (f) |
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551 | fprintf (stderr, "found: \"%s\"\n", f); |
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552 | #endif |
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553 | |
521 | |
554 | return f; |
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555 | } |
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556 | #endif /* defined (XPM_BACKGROUND) || (MENUBAR_MAX) */ |
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557 | |
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558 | /*----------------------------------------------------------------------* |
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559 | * miscellaneous drawing routines |
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560 | */ |
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561 | |
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562 | /* |
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563 | * Draw top/left and bottom/right border shadows around windows |
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564 | */ |
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565 | #if defined(RXVT_SCROLLBAR) || defined(MENUBAR) |
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566 | /* INTPROTO */ |
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567 | void |
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568 | rxvt_Draw_Shadow (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int h) |
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569 | { |
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570 | int shadow; |
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571 | |
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572 | shadow = (w == 0 || h == 0) ? 1 : SHADOW; |
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573 | w += x - 1; |
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574 | h += y - 1; |
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575 | for (; shadow-- > 0; x++, y++, w--, h--) |
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576 | { |
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577 | XDrawLine (display, win, topShadow, x, y, w, y); |
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578 | XDrawLine (display, win, topShadow, x, y, x, h); |
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579 | XDrawLine (display, win, botShadow, w, h, w, y + 1); |
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580 | XDrawLine (display, win, botShadow, w, h, x + 1, h); |
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581 | } |
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582 | } |
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583 | #endif |
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584 | |
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585 | /* button shapes */ |
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586 | #ifdef MENUBAR |
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587 | /* INTPROTO */ |
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588 | void |
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589 | rxvt_Draw_Triangle (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int type) |
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590 | { |
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591 | switch (type) |
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592 | { |
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593 | case 'r': /* right triangle */ |
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594 | XDrawLine (display, win, topShadow, x, y, x, y + w); |
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595 | XDrawLine (display, win, topShadow, x, y, x + w, y + w / 2); |
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596 | XDrawLine (display, win, botShadow, x, y + w, x + w, y + w / 2); |
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597 | break; |
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598 | |
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599 | case 'l': /* left triangle */ |
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600 | XDrawLine (display, win, botShadow, x + w, y + w, x + w, y); |
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601 | XDrawLine (display, win, botShadow, x + w, y + w, x, y + w / 2); |
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602 | XDrawLine (display, win, topShadow, x, y + w / 2, x + w, y); |
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603 | break; |
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604 | |
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605 | case 'd': /* down triangle */ |
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606 | XDrawLine (display, win, topShadow, x, y, x + w / 2, y + w); |
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607 | XDrawLine (display, win, topShadow, x, y, x + w, y); |
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608 | XDrawLine (display, win, botShadow, x + w, y, x + w / 2, y + w); |
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609 | break; |
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610 | |
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611 | case 'u': /* up triangle */ |
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612 | XDrawLine (display, win, botShadow, x + w, y + w, x + w / 2, y); |
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613 | XDrawLine (display, win, botShadow, x + w, y + w, x, y + w); |
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614 | XDrawLine (display, win, topShadow, x, y + w, x + w / 2, y); |
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615 | break; |
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616 | #if 0 |
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617 | case 's': /* square */ |
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618 | XDrawLine (display, win, topShadow, x + w, y, x, y); |
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619 | XDrawLine (display, win, topShadow, x, y, x, y + w); |
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620 | XDrawLine (display, win, botShadow, x, y + w, x + w, y + w); |
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621 | XDrawLine (display, win, botShadow, x + w, y + w, x + w, y); |
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622 | break; |
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623 | #endif |
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624 | |
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625 | } |
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626 | } |
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627 | #endif |
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628 | /*----------------------- end-of-file (C source) -----------------------*/ |
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