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| author | Ulrich Drepper <drepper@redhat.com> | 2001-07-31 20:32:01 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2001-07-31 20:32:01 +0000 |
| commit | ad71126b24491c31fd99b4ca8010cd1363f1c016 (patch) | |
| tree | b788d320c7c35e7b1eaca2e18973d55b3a5b2242 /linuxthreads/Examples | |
| parent | 34183f57d75b4e8b9ed6608f888f0f1e1ada8b34 (diff) | |
| download | glibc-ad71126b24491c31fd99b4ca8010cd1363f1c016.zip glibc-ad71126b24491c31fd99b4ca8010cd1363f1c016.tar.gz glibc-ad71126b24491c31fd99b4ca8010cd1363f1c016.tar.bz2 | |
Update.
* sysdeps/unix/sysv/linux/cmsg_nxthdr.c (__cmsg_nxthdr): Correct
test for cmsg struct size.
* sysdeps/unix/sysv/linux/bits/socket.h (__cmsg_nxthdr): Likewise.
* sysdeps/unix/sysv/linux/i386/makecontext.S: Remove unnecessary
initializations.
* libio/oldiopopen.c: Add lock for old_proc_file_chain access.
Diffstat (limited to 'linuxthreads/Examples')
| -rw-r--r-- | linuxthreads/Examples/ex17.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/linuxthreads/Examples/ex17.c b/linuxthreads/Examples/ex17.c index f5c99ee..a3ab909 100644 --- a/linuxthreads/Examples/ex17.c +++ b/linuxthreads/Examples/ex17.c @@ -6,9 +6,12 @@ #include <limits.h> #include <sys/mman.h> +static pthread_mutex_t synch = PTHREAD_MUTEX_INITIALIZER; + static void * test_thread (void *v_param) { + pthread_mutex_lock (&synch); return NULL; } @@ -56,6 +59,13 @@ main (void) return 2; } + status = pthread_mutex_lock (&synch); + if (status != 0) + { + printf ("cannot get lock: %s\n", strerror (status)); + return 1; + } + status = pthread_create (&thread, &attr, test_thread, NULL); if (status != 0) { @@ -85,6 +95,13 @@ main (void) return 3; } + status = pthread_mutex_unlock (&synch); + if (status != 0) + { + printf ("cannot release lock: %s\n", strerror (status)); + return 1; + } + /* pthread_detach (thread); */ if (pthread_join (thread, NULL) != 0) { |