| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | /* Copyright (C) 2002 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. |
| 4 | |
| 5 | The GNU C Library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 10 | The GNU C Library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; if not, write to the Free |
| 17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 18 | 02111-1307 USA. */ |
| 19 | |
| 20 | #include <pthread.h> |
| 21 | #include <signal.h> |
| 22 | #include <stdio.h> |
| 23 | #include <unistd.h> |
| 24 | |
| 25 | |
| 26 | static int fd[2]; |
| 27 | |
| 28 | |
| 29 | static void * |
| 30 | tf (void *arg) |
| 31 | { |
| 32 | /* The buffer size must be larger than the pipe size so that the |
| 33 | write blocks. */ |
| 34 | char buf[100000]; |
| 35 | |
| 36 | if (write (fd[1], buf, sizeof (buf)) == sizeof (buf)) |
| 37 | { |
| 38 | puts ("write succeeded"); |
| 39 | return (void *) 1l; |
| 40 | } |
| 41 | |
| 42 | return (void *) 42l; |
| 43 | } |
| 44 | |
| 45 | |
| 46 | static int |
| 47 | do_test (void) |
| 48 | { |
| 49 | pthread_t th; |
| 50 | void *r; |
| 51 | struct sigaction sa; |
| 52 | |
| 53 | sa.sa_handler = SIG_IGN; |
| 54 | sigemptyset (&sa.sa_mask); |
| 55 | sa.sa_flags = 0; |
| 56 | |
| 57 | if (sigaction (SIGPIPE, &sa, NULL) != 0) |
| 58 | { |
| 59 | puts ("sigaction failed"); |
| 60 | return 1; |
| 61 | } |
| 62 | |
| 63 | if (pipe (fd) != 0) |
| 64 | { |
| 65 | puts ("pipe failed"); |
| 66 | return 1; |
| 67 | } |
| 68 | |
| 69 | if (pthread_create (&th, NULL, tf, NULL) != 0) |
| 70 | { |
| 71 | puts ("create failed"); |
| 72 | return 1; |
| 73 | } |
| 74 | |
| 75 | if (pthread_cancel (th) != 0) |
| 76 | { |
| 77 | puts ("cancel failed"); |
| 78 | return 1; |
| 79 | } |
| 80 | |
| 81 | /* This will cause the write in the child to return. */ |
| 82 | close (fd[0]); |
| 83 | |
| 84 | if (pthread_join (th, &r) != 0) |
| 85 | { |
| 86 | puts ("join failed"); |
| 87 | return 1; |
| 88 | } |
| 89 | |
| 90 | if (r != PTHREAD_CANCELED) |
| 91 | { |
| 92 | printf ("result is wrong: expected %p, got %p\n", PTHREAD_CANCELED, r); |
| 93 | return 1; |
| 94 | } |
| 95 | |
| 96 | return 0; |
| 97 | } |
| 98 | |
| 99 | #define TEST_FUNCTION do_test () |
| 100 | #include "../test-skeleton.c" |