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* pthread_mutex_destroy.c: Set mutex type to an invalid value.

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* pthread_mutex_lock.c: Return EINVAL for invalid mutex type.
	* pthread_mutex_trylock.c: Likewise.
	* pthread_mutex_timedlock.c: Likewise.
	* pthread_mutex_unlock.c: Likewise.
This commit is contained in:
Ulrich Drepper
2005-12-23 23:49:41 +00:00
parent 9256e5794f
commit dcc73a8dda
6 changed files with 32 additions and 13 deletions
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5
nptl/pthread_mutex_destroy.c
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@ -1,4 +1,4 @@
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -28,6 +28,9 @@ __pthread_mutex_destroy (mutex)
if (mutex->__data.__nusers != 0)
return EBUSY;
/* Set to an invalid value. */
mutex->__data.__kind = -1;
return 0;
}
strong_alias (__pthread_mutex_destroy, pthread_mutex_destroy)