summaryrefslogtreecommitdiff
path: root/packages/glibc/glibc-2.3.2/glibc23-07-hppa-atomicity.patch
diff options
context:
space:
mode:
Diffstat (limited to 'packages/glibc/glibc-2.3.2/glibc23-07-hppa-atomicity.patch')
-rw-r--r--packages/glibc/glibc-2.3.2/glibc23-07-hppa-atomicity.patch58
1 files changed, 58 insertions, 0 deletions
diff --git a/packages/glibc/glibc-2.3.2/glibc23-07-hppa-atomicity.patch b/packages/glibc/glibc-2.3.2/glibc23-07-hppa-atomicity.patch
index e69de29bb2..6508396423 100644
--- a/packages/glibc/glibc-2.3.2/glibc23-07-hppa-atomicity.patch
+++ b/packages/glibc/glibc-2.3.2/glibc23-07-hppa-atomicity.patch
@@ -0,0 +1,58 @@
+--- glibc-2.3.1.orig/sysdeps/hppa/atomicity.h 1969-12-31 19:00:00.000000000 -0500
++++ glibc-2.3.1/sysdeps/hppa/atomicity.h 2002-11-07 08:35:55.000000000 -0500
+@@ -0,0 +1,55 @@
++/* Low-level functions for atomic operations. HP-PARISC version.
++ Copyright (C) 1997,2001 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
++ 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. */
++
++#ifndef _ATOMICITY_H
++#define _ATOMICITY_H 1
++
++#include <inttypes.h>
++
++#warning stub atomicity functions are not atomic
++#warning CAO This will get implemented soon
++
++static inline int
++__attribute__ ((unused))
++exchange_and_add (volatile uint32_t *mem, int val)
++{
++ int result = *mem;
++ *mem += val;
++ return result;
++}
++
++static inline void
++__attribute__ ((unused))
++atomic_add (volatile uint32_t *mem, int val)
++{
++ *mem += val;
++}
++
++static inline int
++__attribute__ ((unused))
++compare_and_swap (volatile long int *p, long int oldval, long int newval)
++{
++ if (*p != oldval)
++ return 0;
++
++ *p = newval;
++ return 1;
++}
++
++#endif /* atomicity.h */