| 1 | /* |
1 | /* |
| 2 | * Copyright (c) 2012 Marc Alexander Lehmann <schmorp@schmorp.de> |
2 | * Copyright (c) 2012 Marc Alexander Lehmann <schmorp@schmorp.de> |
| 3 | * |
3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without modifica- |
4 | * Redistribution and use in source and binary forms, with or without modifica- |
| 5 | * tion, are permitted provided that the following conditions are met: |
5 | * tion, are permitted provided that the following conditions are met: |
| 6 | * |
6 | * |
| 7 | * 1. Redistributions of source code must retain the above copyright notice, |
7 | * 1. Redistributions of source code must retain the above copyright notice, |
| 8 | * this list of conditions and the following disclaimer. |
8 | * this list of conditions and the following disclaimer. |
| 9 | * |
9 | * |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * 2. Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in the |
11 | * notice, this list of conditions and the following disclaimer in the |
| 12 | * documentation and/or other materials provided with the distribution. |
12 | * documentation and/or other materials provided with the distribution. |
| 13 | * |
13 | * |
| 14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 15 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- |
15 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- |
| 16 | * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
16 | * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 17 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- |
17 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- |
| 18 | * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
18 | * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| … | |
… | |
| 386 | #else |
386 | #else |
| 387 | |
387 | |
| 388 | int |
388 | int |
| 389 | main (int argc, char *argv[]) |
389 | main (int argc, char *argv[]) |
| 390 | { |
390 | { |
| 391 | u_setenv ("URLADER_EXEPATH", argv [0]); |
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| 392 | |
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| 393 | pack_handle = u_open (argv [0]); |
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| 394 | if (!u_valid (pack_handle)) |
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| 395 | u_fatal ("unable to open executable pack"); |
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| 396 | |
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| 397 | if (!getcwd (currdir, sizeof (currdir))) |
391 | if (!getcwd (currdir, sizeof (currdir))) |
| 398 | strcpy (currdir, "."); |
392 | strcpy (currdir, "."); |
| 399 | |
393 | |
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394 | { |
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395 | const char *exe_path = 0; |
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396 | |
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397 | if (strchr (argv [0], '/')) |
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398 | exe_path = argv [0]; |
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399 | else |
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400 | { |
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401 | const char *p, *path = getenv ("PATH"); |
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402 | |
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403 | if (!path) |
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404 | u_fatal ("unable to find executable, try running with full path."); |
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405 | |
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406 | for (p = path; ; ) |
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407 | { |
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408 | const char *e = p; |
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409 | int l; |
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410 | |
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411 | while (*e && *e != ':') |
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412 | ++e; |
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413 | |
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414 | l = e - p; |
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415 | memcpy (tmppath, p, l); |
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416 | |
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417 | if (!l) |
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418 | tmppath [l++] = '.'; |
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419 | |
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420 | tmppath [l++] = '/'; |
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421 | |
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422 | strcpy (tmppath + l, argv [0]); |
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423 | |
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424 | if (!access (tmppath, X_OK)) |
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425 | break; |
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426 | |
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427 | p = e; |
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428 | if (!*p) |
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429 | u_fatal ("unable to find executable, try running with full path."); |
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430 | |
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431 | ++p; |
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432 | } |
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433 | |
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434 | exe_path = tmppath; |
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435 | } |
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436 | |
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437 | pack_handle = u_open (exe_path); |
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438 | if (!u_valid (pack_handle)) |
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439 | u_fatal ("unable to open executable for reading - permissions problem?"); |
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440 | |
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441 | u_setenv ("URLADER_EXEPATH", exe_path); |
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442 | } |
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443 | |
| 400 | #if 0 |
444 | #if 0 |
| 401 | /* intersperse hostname, for whatever reason */ |
445 | /* intersperse hostname, for whatever reason */ |
| 402 | |
446 | |
| 403 | if (gethostname (tmppath, sizeof (tmppath))) |
447 | if (gethostname (tmppath, sizeof (tmppath))) |
| 404 | strcpy (tmppath, "default"); |
448 | strcpy (tmppath, "default"); |
