diff options
Diffstat (limited to 'regress/lib')
-rw-r--r-- | regress/lib/libpthread/Makefile | 4 | ||||
-rw-r--r-- | regress/lib/libpthread/spinlock/Makefile | 5 | ||||
-rw-r--r-- | regress/lib/libpthread/spinlock/spinlock.c | 50 |
3 files changed, 57 insertions, 2 deletions
diff --git a/regress/lib/libpthread/Makefile b/regress/lib/libpthread/Makefile index 8b5f85d70de..5d42f1ef5cc 100644 --- a/regress/lib/libpthread/Makefile +++ b/regress/lib/libpthread/Makefile @@ -1,4 +1,4 @@ -# $OpenBSD: Makefile,v 1.38 2012/04/13 19:04:09 kurt Exp $ +# $OpenBSD: Makefile,v 1.39 2012/05/03 09:07:17 pirofti Exp $ # disabled because it requires a buggy behavior that uthread had: # dup2_race @@ -11,7 +11,7 @@ SUBDIR= barrier blocked_close blocked_dup2 blocked_fifo blocked_shutdown \ pthread_rwlock pthread_specific \ readdir restart select semaphore setjmp setsockopt sigdeliver siginfo \ siginterrupt signal signals signodefer sigsuspend sigwait sleep \ - socket stack stdarg stdio switch system + socket spinlock stack stdarg stdio switch system # Not available or disabled: fcntl, getaddrinfo, pause, pw, sigmask, stdfiles diff --git a/regress/lib/libpthread/spinlock/Makefile b/regress/lib/libpthread/spinlock/Makefile new file mode 100644 index 00000000000..0c029e43dc0 --- /dev/null +++ b/regress/lib/libpthread/spinlock/Makefile @@ -0,0 +1,5 @@ +# $OpenBSD: Makefile,v 1.1 2012/05/03 09:07:17 pirofti Exp $ + +PROG= spinlock + +.include <bsd.regress.mk> diff --git a/regress/lib/libpthread/spinlock/spinlock.c b/regress/lib/libpthread/spinlock/spinlock.c new file mode 100644 index 00000000000..dadfe14d1f0 --- /dev/null +++ b/regress/lib/libpthread/spinlock/spinlock.c @@ -0,0 +1,50 @@ +/* $OpenBSD: spinlock.c,v 1.1 2012/05/03 09:07:17 pirofti Exp $ */ +/* Paul Irofti <pirofti@openbsd.org>, 2012. Public Domain. */ + +#include <stdio.h> +#include <stdlib.h> + +#include <errno.h> +#include <pthread.h> +#include <unistd.h> + +#include "test.h" + +void * +foo(void *arg) +{ + int rc = 0; + pthread_spinlock_t l = (pthread_spinlock_t)arg; + rc = pthread_spin_trylock(&l); + if (rc != 0 && rc != EBUSY) { + PANIC("pthread_trylock returned %d", rc); + } + if (rc == 0) { + CHECKr(pthread_spin_unlock(&l)); + } + CHECKr(pthread_spin_lock(&l)); + CHECKr(pthread_spin_unlock(&l)); + return NULL; +} + +int main() +{ + int i; + pthread_t thr[10]; + pthread_spinlock_t l; + + _CHECK(pthread_spin_init(&l, PTHREAD_PROCESS_SHARED), == ENOTSUP, + strerror(_x)); + + CHECKr(pthread_spin_init(&l, PTHREAD_PROCESS_PRIVATE)); + for (i = 0; i < 10; i++) { + printf("Thread %d started\n", i); + CHECKr(pthread_create(&thr[i], NULL, foo, (void *)l)); + } + for (i = 0; i < 10; i++) { + CHECKr(pthread_join(thr[i], NULL)); + } + CHECKr(pthread_spin_destroy(&l)); + + SUCCEED; +} |