* gdb.threads/sigthread.c: Use barriers to ensure that

child_thread and child_thread_two are always initialized before we
start to use them.
This commit is contained in:
Jim Blandy 2008-01-29 19:20:52 +00:00
parent 3f4178d63f
commit aceaf3add3
2 changed files with 16 additions and 0 deletions

View File

@ -1,3 +1,9 @@
2008-01-29 Jim Blandy <jimb@red-bean.com>
* gdb.threads/sigthread.c: Use barriers to ensure that
child_thread and child_thread_two are always initialized before we
start to use them.
2008-01-29 Vladimir Prus <vladimir@codesourcery.com>
* gdb.base/watchpoint-solib.exp: New.

View File

@ -20,6 +20,8 @@
testing. */
#define NSIGS 10000000
pthread_barrier_t barrier;
void
handler (int sig)
{
@ -34,6 +36,8 @@ child_two (void *arg)
{
int i;
pthread_barrier_wait (&barrier);
for (i = 0; i < NSIGS; i++)
pthread_kill (child_thread, SIGUSR1);
}
@ -43,6 +47,8 @@ thread_function (void *arg)
{
int i;
pthread_barrier_wait (&barrier);
for (i = 0; i < NSIGS; i++)
pthread_kill (child_thread_two, SIGUSR2);
}
@ -54,10 +60,14 @@ int main()
signal (SIGUSR1, handler);
signal (SIGUSR2, handler);
pthread_barrier_init (&barrier, NULL, 3);
main_thread = pthread_self ();
pthread_create (&child_thread, NULL, thread_function, NULL);
pthread_create (&child_thread_two, NULL, child_two, NULL);
pthread_barrier_wait (&barrier);
for (i = 0; i < NSIGS; i++)
pthread_kill (child_thread_two, SIGUSR1);