diff options
Diffstat (limited to 'REORG.TODO/nptl/tst-kill4.c')
-rw-r--r-- | REORG.TODO/nptl/tst-kill4.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/REORG.TODO/nptl/tst-kill4.c b/REORG.TODO/nptl/tst-kill4.c new file mode 100644 index 0000000000..81e5c726dc --- /dev/null +++ b/REORG.TODO/nptl/tst-kill4.c @@ -0,0 +1,90 @@ +/* Copyright (C) 2003-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + + +static void * +tf (void *a) +{ + return NULL; +} + + +int +do_test (void) +{ + pthread_attr_t at; + if (pthread_attr_init (&at) != 0) + { + puts ("attr_create failed"); + exit (1); + } + + /* Limit thread stack size, because if it is too large, pthread_join + will free it immediately rather than put it into stack cache. */ + if (pthread_attr_setstacksize (&at, 2 * 1024 * 1024) != 0) + { + puts ("setstacksize failed"); + exit (1); + } + + pthread_t th; + if (pthread_create (&th, &at, tf, NULL) != 0) + { + puts ("create failed"); + exit (1); + } + + pthread_attr_destroy (&at); + + if (pthread_join (th, NULL) != 0) + { + puts ("join failed"); + exit (1); + } + + /* The following only works because we assume here something about + the implementation. Namely, that the memory allocated for the + thread descriptor is not going away, that the TID field is + cleared and therefore the signal is sent to process 0, and that + we can savely assume there is no other process with this ID at + that time. */ + int e = pthread_kill (th, 0); + if (e == 0) + { + puts ("pthread_kill succeeded"); + exit (1); + } + if (e != ESRCH) + { + puts ("pthread_kill didn't return ESRCH"); + exit (1); + } + + return 0; +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |