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authorNeal H. Walfield <neal@gnu.org>2008-06-01 20:25:36 +0000
committerThomas Schwinge <tschwinge@gnu.org>2009-04-07 23:16:53 +0200
commite48957feb55420710f89d88ca5a45ce08551ff12 (patch)
tree066cbf6b8a4905b3cb28d9253ac1f9b818f2d265 /sysdeps/generic/bits/mutex-attr.h
parent447867550c9ea153fdaa9966e92fd11cf543953f (diff)
2008-06-01 Neal H. Walfield <neal@gnu.org>
* include/pthread/pthread.h (PTHREAD_MUTEX_RECURSIVE_INITIALIZER_NP): New definition. * sysdeps/generic/bits/mutex.h (__PTHREAD_MUTEX_RECURSIVE_INITIALIZER): New definition. * sysdeps/generic/bits/mutex-attr.h (__pthread_recursive_mutexattr): New definition. * sysdeps/generic/pt-mutexattr.c (__pthread_recursive_mutexattr): New declaration. * sysdeps/generic/pt-mutex-init.c (_pthread_mutex_init): If ATTR is &__PTHREAD_RECURSIVE_MUTEXATTR, don't allocate a copy, just save in MUTEX->ATTR. * sysdeps/generic/pt-mutex-destroy.c (_pthread_mutex_destroy): If MUTEX->ATTR is &__PTHREAD_RECURSIVE_MUTEXATTR, don't free it.
Diffstat (limited to 'sysdeps/generic/bits/mutex-attr.h')
-rw-r--r--sysdeps/generic/bits/mutex-attr.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/sysdeps/generic/bits/mutex-attr.h b/sysdeps/generic/bits/mutex-attr.h
index 883b074..420d5d1 100644
--- a/sysdeps/generic/bits/mutex-attr.h
+++ b/sysdeps/generic/bits/mutex-attr.h
@@ -1,5 +1,5 @@
/* Mutex attribute type. Generic version.
- Copyright (C) 2002 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2008 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -30,4 +30,7 @@ struct __pthread_mutexattr
enum __pthread_mutex_type mutex_type;
};
+/* Attributes for a recursive mutex. */
+extern const struct __pthread_mutexattr __pthread_recursive_mutexattr;
+
#endif /* bits/mutex-attr.h */