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authordavi <davi@13f79535-47bb-0310-9956-ffa450edef68>2007-07-04 18:18:51 +0000
committerdavi <davi@13f79535-47bb-0310-9956-ffa450edef68>2007-07-04 18:18:51 +0000
commita93af023a43e30473269863905ee283cc95cfa6d (patch)
treedfb773235eba64fd17cb22870fe3db1cda1a7a36 /include/arch/unix/apr_arch_atomic.h
parent7a657ecb24906e5366063f153e2c9aa4935a90a4 (diff)
downloadlibapr-a93af023a43e30473269863905ee283cc95cfa6d.tar.gz
Given a modern compiler, this patch provides fast atomic operations on various
platforms (alpha, ia32, ia64, powerpc, etc). Tested on: 2x Pentium D, Ubuntu 7.04, gcc 4.1.2 16x Itanium II, RHEL 5, gcc 4.1.1 PR: 42806 git-svn-id: http://svn.apache.org/repos/asf/apr/apr/trunk@553290 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'include/arch/unix/apr_arch_atomic.h')
-rw-r--r--include/arch/unix/apr_arch_atomic.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/arch/unix/apr_arch_atomic.h b/include/arch/unix/apr_arch_atomic.h
index 0c9f87446..f08165827 100644
--- a/include/arch/unix/apr_arch_atomic.h
+++ b/include/arch/unix/apr_arch_atomic.h
@@ -28,6 +28,8 @@
/* force use of generic atomics if building e.g. with -std=c89, which
* doesn't allow inline asm */
# define USE_ATOMICS_GENERIC
+#elif HAVE_ATOMIC_BUILTINS
+# define USE_ATOMICS_BUILTINS
#else
# define USE_ATOMICS_GENERIC
#endif