diff options
Diffstat (limited to 'sysdeps/generic/pt-key-delete.c')
| -rw-r--r-- | sysdeps/generic/pt-key-delete.c | 43 |
1 files changed, 39 insertions, 4 deletions
diff --git a/sysdeps/generic/pt-key-delete.c b/sysdeps/generic/pt-key-delete.c index 7b4ff63..499e9f3 100644 --- a/sysdeps/generic/pt-key-delete.c +++ b/sysdeps/generic/pt-key-delete.c @@ -1,4 +1,4 @@ -/* pthread_key_delete. Generic version. +/* pthread_key_delete. Hurd version. Copyright (C) 2002 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -18,12 +18,47 @@ Boston, MA 02111-1307, USA. */ #include <pthread.h> + #include <pt-internal.h> int pthread_key_delete (pthread_key_t key) { - return ENOSYS; -} + error_t err = 0; + + __pthread_key_lock_ready (); + + __pthread_mutex_lock (&__pthread_key_lock); + + if (key < 0 || key >= __pthread_key_count + || __pthread_key_destructors[key] == PTHREAD_KEY_INVALID) + err = EINVAL; + else + { + int i; + + __pthread_key_destructors[key] = PTHREAD_KEY_INVALID; + __pthread_key_invalid_count ++; -stub_warning (pthread_key_delete) + __pthread_rwlock_rdlock (&__pthread_threads_lock); + for (i = 0; i < __pthread_num_threads; ++i) + { + struct __pthread *t; + + t = __pthread_threads[i]; + + if (t == NULL) + continue; + + /* Just remove the key, no need to care whether it was + already there. */ + if (key < t->thread_specifics_size) + t->thread_specifics[key] = 0; + } + __pthread_rwlock_unlock (&__pthread_threads_lock); + } + + __pthread_mutex_unlock (&__pthread_key_lock); + + return err; +} |