5059ab35f3
git-svn-id: https://svn.disconnected-by-peer.at/svn/linamh/trunk/linamh@1552 6952d904-891a-0410-993b-d76249ca496b
82 lines
2.5 KiB
Plaintext
Executable File
82 lines
2.5 KiB
Plaintext
Executable File
#! /bin/sh -e
|
|
|
|
# DP: Description: atomicity.h placeholder for HPPA
|
|
# DP: Author: Carlos O'Donell <carlos@baldric.uwo.ca>
|
|
# DP: Upstream status: Not submitted upstream
|
|
# DP: Status Details: --
|
|
# DP: Date: November 16, 2002
|
|
|
|
if [ $# -ne 2 ]; then
|
|
echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
|
|
exit 1
|
|
fi
|
|
case "$1" in
|
|
-patch) patch -d "$2" -f --no-backup-if-mismatch -p1 < $0;;
|
|
-unpatch) patch -d "$2" -f --no-backup-if-mismatch -R -p1 < $0;;
|
|
*)
|
|
echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
|
|
exit 1
|
|
esac
|
|
exit 0
|
|
|
|
# append the patch here and adjust the -p? flag in the patch calls.
|
|
diff -urN glibc-2.3.1.orig/sysdeps/hppa/atomicity.h glibc-2.3.1/sysdeps/hppa/atomicity.h
|
|
--- 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 */
|