diff options
Diffstat (limited to 'linuxthreads/joinrace.c')
-rw-r--r-- | linuxthreads/joinrace.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/linuxthreads/joinrace.c b/linuxthreads/joinrace.c new file mode 100644 index 0000000..0a00355 --- /dev/null +++ b/linuxthreads/joinrace.c @@ -0,0 +1,48 @@ +/* Test case by Permaine Cheung <pcheung@cygnus.com>. */ + +#include <errno.h> +#include <pthread.h> +#include <stdio.h> +#include <stdlib.h> + +void * +sub1 (void *arg) +{ + /* Nothing. */ + return NULL; +} + +int +main (void) +{ + int istatus; + int policy; + int cnt; + pthread_t thread1; + struct sched_param spresult1, sp1; + + for (cnt = 0; cnt < 100; ++cnt) + { + printf ("Round %d\n", cnt); + + pthread_create (&thread1, NULL, &sub1, NULL); + pthread_join (thread1, NULL); + + istatus = pthread_getschedparam (thread1, &policy, &spresult1); + if (istatus != ESRCH) + { + printf ("pthread_getschedparam returns: %d\n", istatus); + return 1; + } + + sp1.sched_priority = 0; + istatus = pthread_setschedparam (thread1, SCHED_OTHER, &sp1); + if (istatus != ESRCH) + { + printf ("pthread_setschedparam returns: %d\n", istatus); + return 2; + } + } + + return 0; +} |