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authorEric Andersen <andersen@codepoet.org>2005-05-20 19:02:51 +0000
committerEric Andersen <andersen@codepoet.org>2005-05-20 19:02:51 +0000
commit124af9f4b2b77b1510d88cfc8092c788d7e513c7 (patch)
treeccce720bef4c1c604417e2082cf9997a8d6dd7ab /libpthread/nptl/cleanup_defer_compat.c
parent8028f35dbe29c5ace3883005e08ac91d873553b2 (diff)
Back out nptl changes, which for now will be done in branches/uClibc-nptl
Diffstat (limited to 'libpthread/nptl/cleanup_defer_compat.c')
-rw-r--r--libpthread/nptl/cleanup_defer_compat.c98
1 files changed, 0 insertions, 98 deletions
diff --git a/libpthread/nptl/cleanup_defer_compat.c b/libpthread/nptl/cleanup_defer_compat.c
deleted file mode 100644
index a0ed6da88..000000000
--- a/libpthread/nptl/cleanup_defer_compat.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include "pthreadP.h"
-
-
-void
-_pthread_cleanup_push_defer (buffer, routine, arg)
- struct _pthread_cleanup_buffer *buffer;
- void (*routine) (void *);
- void *arg;
-{
- struct pthread *self = THREAD_SELF;
-
- buffer->__routine = routine;
- buffer->__arg = arg;
- buffer->__prev = THREAD_GETMEM (self, cleanup);
-
- int cancelhandling = THREAD_GETMEM (self, cancelhandling);
-
- /* Disable asynchronous cancellation for now. */
- if (__builtin_expect (cancelhandling & CANCELTYPE_BITMASK, 0))
- while (1)
- {
- int curval = THREAD_ATOMIC_CMPXCHG_VAL (self, cancelhandling,
- cancelhandling
- & ~CANCELTYPE_BITMASK,
- cancelhandling);
- if (__builtin_expect (curval == cancelhandling, 1))
- /* Successfully replaced the value. */
- break;
-
- /* Prepare for the next round. */
- cancelhandling = curval;
- }
-
- buffer->__canceltype = (cancelhandling & CANCELTYPE_BITMASK
- ? PTHREAD_CANCEL_ASYNCHRONOUS
- : PTHREAD_CANCEL_DEFERRED);
-
- THREAD_SETMEM (self, cleanup, buffer);
-}
-strong_alias (_pthread_cleanup_push_defer, __pthread_cleanup_push_defer)
-
-
-void
-_pthread_cleanup_pop_restore (buffer, execute)
- struct _pthread_cleanup_buffer *buffer;
- int execute;
-{
- struct pthread *self = THREAD_SELF;
-
- THREAD_SETMEM (self, cleanup, buffer->__prev);
-
- int cancelhandling;
- if (__builtin_expect (buffer->__canceltype != PTHREAD_CANCEL_DEFERRED, 0)
- && ((cancelhandling = THREAD_GETMEM (self, cancelhandling))
- & CANCELTYPE_BITMASK) == 0)
- {
- while (1)
- {
- int curval = THREAD_ATOMIC_CMPXCHG_VAL (self, cancelhandling,
- cancelhandling
- | CANCELTYPE_BITMASK,
- cancelhandling);
- if (__builtin_expect (curval == cancelhandling, 1))
- /* Successfully replaced the value. */
- break;
-
- /* Prepare for the next round. */
- cancelhandling = curval;
- }
-
- CANCELLATION_P (self);
- }
-
- /* If necessary call the cleanup routine after we removed the
- current cleanup block from the list. */
- if (execute)
- buffer->__routine (buffer->__arg);
-}
-strong_alias (_pthread_cleanup_pop_restore, __pthread_cleanup_pop_restore)