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Diffstat (limited to 'htl/tests/test-17.c')
-rw-r--r-- | htl/tests/test-17.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/htl/tests/test-17.c b/htl/tests/test-17.c new file mode 100644 index 0000000000..ef525612ee --- /dev/null +++ b/htl/tests/test-17.c @@ -0,0 +1,73 @@ +/* Test that the key reuse inside libpthread does not cause thread + specific values to persist. + Copyright (C) 2000-2018 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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/>. */ + +#define _GNU_SOURCE 1 + +#include <pthread.h> +#include <stdio.h> +#include <assert.h> +#include <errno.h> + +void +work (int iter) +{ + error_t err; + pthread_key_t key1; + pthread_key_t key2; + void *value1; + void *value2; + + printf ("work/%d: start\n", iter); + err = pthread_key_create (&key1, NULL); + assert (err == 0); + err = pthread_key_create (&key2, NULL); + assert (err == 0); + + value1 = pthread_getspecific (key1); + value2 = pthread_getspecific (key2); + printf ("work/%d: pre-setspecific: %p,%p\n", iter, value1, value2); + assert (value1 == NULL); + assert (value2 == NULL); + err = pthread_setspecific (key1, (void *) (0x100 + iter)); + assert (err == 0); + err = pthread_setspecific (key2, (void *) (0x200 + iter)); + assert (err == 0); + + value1 = pthread_getspecific (key1); + value2 = pthread_getspecific (key2); + printf ("work/%d: post-setspecific: %p,%p\n", iter, value1, value2); + assert (value1 == (void *) (0x100 + iter)); + assert (value2 == (void *) (0x200 + iter)); + + err = pthread_key_delete (key1); + assert (err == 0); + err = pthread_key_delete (key2); + assert (err == 0); +} + +int +main (int argc, char *argv[]) +{ + int i; + + for (i = 0; i < 8; ++i) + work (i + 1); + + return 0; +} |