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authorhp.com!davidm <hp.com!davidm>2004-01-30 00:01:24 +0000
committerhp.com!davidm <hp.com!davidm>2004-01-30 00:01:24 +0000
commita758c420e1270273600d9435c9d4e28087dc70d4 (patch)
treeac78ba0b6185a90f9c5fa1a051a4645bf4335056 /src/mi/Gset_caching_policy.c
parenta58ab0d85c082105bcc3db4515a5f008f615f285 (diff)
downloadlibunwind-a758c420e1270273600d9435c9d4e28087dc70d4.tar.gz
Update.
2004/01/28 13:40:40-08:00 hp.com!davidm Rename: src/mi/Gset_caching_policy-ia64.c -> src/mi/Gset_caching_policy.c (Logical change 1.162)
Diffstat (limited to 'src/mi/Gset_caching_policy.c')
-rw-r--r--src/mi/Gset_caching_policy.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/src/mi/Gset_caching_policy.c b/src/mi/Gset_caching_policy.c
index e69de29b..2da2d8bf 100644
--- a/src/mi/Gset_caching_policy.c
+++ b/src/mi/Gset_caching_policy.c
@@ -0,0 +1,46 @@
+/* libunwind - a platform-independent unwind library
+ Copyright (C) 2002 Hewlett-Packard Co
+ Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
+
+This file is part of libunwind.
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+
+#include "tdep.h"
+
+PROTECTED int
+unw_set_caching_policy (unw_addr_space_t as, unw_caching_policy_t policy)
+{
+ if (tdep_needs_initialization)
+ tdep_init ();
+
+#ifndef HAVE___THREAD
+ if (policy == UNW_CACHE_PER_THREAD)
+ policy = UNW_CACHE_GLOBAL;
+#endif
+
+ if (policy == as->caching_policy)
+ return 0; /* no change */
+
+ as->caching_policy = policy;
+ /* Ensure caches are empty (and initialized). */
+ unw_flush_cache (as, 0, 0);
+ return 0;
+}