diff options
author | Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
---|---|---|
committer | Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
commit | 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch) | |
tree | 2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /elf/tst-thrlock.c | |
parent | 7d58530341304d403a6626d7f7a1913165fe2f32 (diff) | |
download | glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.zip glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.bz2 |
2.5-18.1
Diffstat (limited to 'elf/tst-thrlock.c')
-rw-r--r-- | elf/tst-thrlock.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/elf/tst-thrlock.c b/elf/tst-thrlock.c new file mode 100644 index 0000000..71f1fbb --- /dev/null +++ b/elf/tst-thrlock.c @@ -0,0 +1,55 @@ +#include <dlfcn.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <gnu/lib-names.h> + +static void * +tf (void *arg) +{ + void *h = dlopen (LIBM_SO, RTLD_LAZY); + if (h == NULL) + { + printf ("dlopen failed: %s\n", dlerror ()); + exit (1); + } + if (dlsym (h, "sin") == NULL) + { + printf ("dlsym failed: %s\n", dlerror ()); + exit (1); + } + if (dlclose (h) != 0) + { + printf ("dlclose failed: %s\n", dlerror ()); + exit (1); + } + return NULL; +} + +int +main (void) +{ +#define N 10 + pthread_t th[N]; + for (int i = 0; i < N; ++i) + { + int e = pthread_create (&th[i], NULL, tf, NULL); + if (e != 0) + { + printf ("pthread_create failed with %d (%s)\n", e, strerror (e)); + return 1; + } + } + for (int i = 0; i < N; ++i) + { + void *res; + int e = pthread_join (th[i], &res); + if (e != 0 || res != NULL) + { + puts ("thread failed"); + return 1; + } + } + return 0; +} |