| 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. |
| … | |
… | |
| 425 | free (cs[i]); |
425 | free (cs[i]); |
| 426 | |
426 | |
| 427 | free (cs); |
427 | free (cs); |
| 428 | } |
428 | } |
| 429 | |
429 | |
| 430 | /*----------------------------------------------------------------------* |
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| 431 | * file searching |
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| 432 | */ |
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| 433 | |
430 | |
| 434 | #ifdef XPM_BACKGROUND |
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| 435 | /* |
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| 436 | * search for FILE in the current working directory, and within the |
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| 437 | * colon-delimited PATHLIST, adding the file extension EXT if required. |
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| 438 | * |
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| 439 | * FILE is either semi-colon or zero terminated |
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| 440 | */ |
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| 441 | char * |
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| 442 | rxvt_File_search_path (const char *pathlist, const char *file, const char *ext) NOTHROW |
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| 443 | { |
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| 444 | int maxpath, len; |
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| 445 | const char *p, *path; |
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| 446 | char name[256]; |
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| 447 | |
431 | |
| 448 | if (!access (file, R_OK)) /* found (plain name) in current directory */ |
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| 449 | return strdup (file); |
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| 450 | |
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| 451 | /* semi-colon delimited */ |
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| 452 | if ((p = strchr (file, ';'))) |
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| 453 | len = (p - file); |
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| 454 | else |
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| 455 | len = strlen (file); |
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| 456 | |
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| 457 | /* leave room for an extra '/' and trailing '\0' */ |
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| 458 | maxpath = sizeof (name) - (len + (ext ? strlen (ext) : 0) + 2); |
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| 459 | if (maxpath <= 0) |
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| 460 | return NULL; |
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| 461 | |
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| 462 | /* check if we can find it now */ |
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| 463 | strncpy (name, file, len); |
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| 464 | name[len] = '\0'; |
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| 465 | |
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| 466 | if (!access (name, R_OK)) |
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| 467 | return strdup (name); |
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| 468 | if (ext) |
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| 469 | { |
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| 470 | strcat (name, ext); |
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| 471 | if (!access (name, R_OK)) |
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| 472 | return strdup (name); |
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| 473 | } |
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| 474 | for (path = pathlist; path != NULL && *path != '\0'; path = p) |
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| 475 | { |
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| 476 | int n; |
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| 477 | |
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| 478 | /* colon delimited */ |
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| 479 | if ((p = strchr (path, ':')) == NULL) |
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| 480 | p = strchr (path, '\0'); |
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| 481 | |
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| 482 | n = (p - path); |
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| 483 | if (*p != '\0') |
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| 484 | p++; |
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| 485 | |
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| 486 | if (n > 0 && n <= maxpath) |
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| 487 | { |
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| 488 | strncpy (name, path, n); |
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| 489 | if (name[n - 1] != '/') |
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| 490 | name[n++] = '/'; |
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| 491 | name[n] = '\0'; |
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| 492 | strncat (name, file, len); |
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| 493 | |
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| 494 | if (!access (name, R_OK)) |
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| 495 | return strdup (name); |
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| 496 | if (ext) |
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| 497 | { |
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| 498 | strcat (name, ext); |
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| 499 | if (!access (name, R_OK)) |
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| 500 | return strdup (name); |
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| 501 | } |
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| 502 | } |
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| 503 | } |
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| 504 | return NULL; |
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| 505 | } |
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| 506 | |
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| 507 | char * |
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| 508 | rxvt_File_find (const char *file, const char *ext, const char *path) NOTHROW |
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| 509 | { |
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| 510 | char *f; |
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| 511 | |
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| 512 | if (file == NULL || *file == '\0') |
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| 513 | return NULL; |
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| 514 | |
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| 515 | f = rxvt_File_search_path (path, file, ext); |
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| 516 | |
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| 517 | return f; |
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| 518 | } |
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| 519 | #endif |
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| 520 | |
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| 521 | |
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