From f866ab5a13eace05b4850480663aba7f605841c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 5 May 2024 19:44:22 +0200 Subject: Adding upstream version 2.4.0. Signed-off-by: Daniel Baumann --- lib/replace/system/threads.h | 72 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 lib/replace/system/threads.h (limited to 'lib/replace/system/threads.h') diff --git a/lib/replace/system/threads.h b/lib/replace/system/threads.h new file mode 100644 index 0000000..d189ed6 --- /dev/null +++ b/lib/replace/system/threads.h @@ -0,0 +1,72 @@ +#ifndef _system_threads_h +#define _system_threads_h +/* + Unix SMB/CIFS implementation. + + macros to go along with the lib/replace/ portability layer code + + Copyright (C) Volker Lendecke 2012 + + ** NOTE! The following LGPL license applies to the replace + ** library. This does NOT imply that all of Samba is released + ** under the LGPL + + This 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 3 of the License, or (at your option) any later version. + + This 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 this library; if not, see . +*/ + +#include + +#if defined(HAVE_PTHREAD_MUTEXATTR_SETROBUST_NP) && \ + !defined(HAVE_PTHREAD_MUTEXATTR_SETROBUST) +#define pthread_mutexattr_setrobust pthread_mutexattr_setrobust_np +#endif + +#if defined(HAVE_DECL_PTHREAD_MUTEX_ROBUST_NP) && \ + !defined(HAVE_DECL_PTHREAD_MUTEX_ROBUST) +#define PTHREAD_MUTEX_ROBUST PTHREAD_MUTEX_ROBUST_NP +#endif + +#if defined(HAVE_PTHREAD_MUTEX_CONSISTENT_NP) && \ + !defined(HAVE_PTHREAD_MUTEX_CONSISTENT) +#define pthread_mutex_consistent pthread_mutex_consistent_np +#endif + +#ifdef HAVE_STDATOMIC_H +#include +#endif + +#ifndef HAVE_ATOMIC_THREAD_FENCE +#ifdef HAVE___ATOMIC_THREAD_FENCE +#define atomic_thread_fence(__ignore_order) __atomic_thread_fence(__ATOMIC_SEQ_CST) +#define HAVE_ATOMIC_THREAD_FENCE 1 +#endif /* HAVE___ATOMIC_THREAD_FENCE */ +#endif /* not HAVE_ATOMIC_THREAD_FENCE */ + +#ifndef HAVE_ATOMIC_THREAD_FENCE +#ifdef HAVE___SYNC_SYNCHRONIZE +#define atomic_thread_fence(__ignore_order) __sync_synchronize() +#define HAVE_ATOMIC_THREAD_FENCE 1 +#endif /* HAVE___SYNC_SYNCHRONIZE */ +#endif /* not HAVE_ATOMIC_THREAD_FENCE */ + +#ifndef HAVE_ATOMIC_THREAD_FENCE +#ifdef HAVE_ATOMIC_THREAD_FENCE_SUPPORT +#error mismatch_error_between_configure_test_and_header +#endif +/* make sure the build fails if someone uses it without checking the define */ +#define atomic_thread_fence(__order) \ + __function__atomic_thread_fence_not_available_on_this_platform__() +#endif /* not HAVE_ATOMIC_THREAD_FENCE */ + +#endif -- cgit v1.2.3