From 89b84cb18b54d3af281643bcad8bba365a702e96 Mon Sep 17 00:00:00 2001 From: Anton Khirnov Date: Fri, 5 Jan 2018 14:06:02 -0300 Subject: It has been replaced by C11 stdatomic.h and is now unused. (cherry picked from commit 5cc0057f4910c8c72421b812c8f337ef6c43696c) Signed-off-by: James Almer --- libavutil/atomic.h | 79 ------------------------------------------------------ 1 file changed, 79 deletions(-) delete mode 100644 libavutil/atomic.h (limited to 'libavutil/atomic.h') diff --git a/libavutil/atomic.h b/libavutil/atomic.h deleted file mode 100644 index 15906d24c9..0000000000 --- a/libavutil/atomic.h +++ /dev/null @@ -1,79 +0,0 @@ -/* - * Copyright (c) 2012 Ronald S. Bultje - * - * This file is part of FFmpeg. - * - * FFmpeg 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. - * - * FFmpeg 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 FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVUTIL_ATOMIC_H -#define AVUTIL_ATOMIC_H - -#include "config.h" - -#if HAVE_ATOMICS_NATIVE - -#if HAVE_ATOMICS_GCC -#include "atomic_gcc.h" -#elif HAVE_ATOMICS_WIN32 -#include "atomic_win32.h" -#elif HAVE_ATOMICS_SUNCC -#include "atomic_suncc.h" -#endif - -#else - -/** - * Load the current value stored in an atomic integer. - * - * @param ptr atomic integer - * @return the current value of the atomic integer - * @note This acts as a memory barrier. - */ -int avpriv_atomic_int_get(volatile int *ptr); - -/** - * Store a new value in an atomic integer. - * - * @param ptr atomic integer - * @param val the value to store in the atomic integer - * @note This acts as a memory barrier. - */ -void avpriv_atomic_int_set(volatile int *ptr, int val); - -/** - * Add a value to an atomic integer. - * - * @param ptr atomic integer - * @param inc the value to add to the atomic integer (may be negative) - * @return the new value of the atomic integer. - * @note This does NOT act as a memory barrier. This is primarily - * intended for reference counting. - */ -int avpriv_atomic_int_add_and_fetch(volatile int *ptr, int inc); - -/** - * Atomic pointer compare and swap. - * - * @param ptr pointer to the pointer to operate on - * @param oldval do the swap if the current value of *ptr equals to oldval - * @param newval value to replace *ptr with - * @return the value of *ptr before comparison - */ -void *avpriv_atomic_ptr_cas(void * volatile *ptr, void *oldval, void *newval); - -#endif /* HAVE_ATOMICS_NATIVE */ - -#endif /* AVUTIL_ATOMIC_H */ -- cgit v1.2.3