| … | |
… | |
| 449 | void |
449 | void |
| 450 | fork_abort (const char *msg) |
450 | fork_abort (const char *msg) |
| 451 | { |
451 | { |
| 452 | if (!fork ()) |
452 | if (!fork ()) |
| 453 | { |
453 | { |
|
|
454 | signal (SIGINT , SIG_IGN); |
|
|
455 | signal (SIGTERM, SIG_IGN); |
| 454 | signal (SIGABRT, SIG_DFL); |
456 | signal (SIGABRT, SIG_IGN); |
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457 | |
|
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458 | signal (SIGSEGV, SIG_DFL); |
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459 | signal (SIGBUS , SIG_DFL); |
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460 | signal (SIGILL , SIG_DFL); |
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461 | signal (SIGTRAP, SIG_DFL); |
| 455 | |
462 | |
| 456 | // try to put corefiles into a subdirectory, if existing, to allow |
463 | // try to put corefiles into a subdirectory, if existing, to allow |
| 457 | // an administrator to reduce the I/O load. |
464 | // an administrator to reduce the I/O load. |
| 458 | chdir ("cores"); |
465 | chdir ("cores"); |
| 459 | |
466 | |
| … | |
… | |
| 467 | |
474 | |
| 468 | for (int i = 0; i < lim.rlim_cur; ++i) |
475 | for (int i = 0; i < lim.rlim_cur; ++i) |
| 469 | close (i); |
476 | close (i); |
| 470 | } |
477 | } |
| 471 | |
478 | |
|
|
479 | { |
|
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480 | sigset_t empty; |
|
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481 | sigemptyset (&empty); |
|
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482 | sigprocmask (SIG_SETMASK, &empty, 0); |
|
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483 | } |
|
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484 | |
|
|
485 | // try to coredump with SIGTRAP |
|
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486 | kill (getpid (), SIGTRAP); |
| 472 | abort (); |
487 | abort (); |
| 473 | } |
488 | } |
| 474 | |
489 | |
| 475 | LOG (llevError, "fork abort: %s\n", msg); |
490 | LOG (llevError, "fork abort: %s\n", msg); |
| 476 | } |
491 | } |
