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author | Steffen Sledz <sledz@dresearch.de> | 2010-03-19 16:56:38 +0100 |
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committer | Rainer Gerhards <rgerhards@adiscon.com> | 2010-03-23 11:11:30 +0100 |
commit | a61e164a977ff17b90f9a301dacbc5a01aca7e7e (patch) | |
tree | f94bc053af5166404d5ad7a914cf03dc2b611948 /configure.ac | |
parent | c802afb7e0fc5e2c87af24e12bf63e4a0ba7688c (diff) | |
download | rsyslog-a61e164a977ff17b90f9a301dacbc5a01aca7e7e.tar.gz rsyslog-a61e164a977ff17b90f9a301dacbc5a01aca7e7e.tar.xz rsyslog-a61e164a977ff17b90f9a301dacbc5a01aca7e7e.zip |
emulate missing atomic builtins with posix semaphores if available
Signed-off-by: Steffen Sledz <sledz@dresearch.de>
Acked-by: Thilo Fromm <t.fromm@dresearch.de>
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index c59895d7..ca198ea4 100644 --- a/configure.ac +++ b/configure.ac @@ -87,6 +87,7 @@ AC_TYPE_UINT8_T AC_HEADER_TIME AC_STRUCT_TM AC_C_VOLATILE +AC_C_TYPEOF sa_includes="\ $ac_includes_default @@ -129,7 +130,8 @@ AC_TRY_COMPILE([ # check for availability of atomic operations RS_ATOMIC_OPERATIONS RS_ATOMIC_OPERATIONS_64BIT - +# fall back to POSIX sems for atomic operations (cpu expensive) +AC_CHECK_HEADERS([semaphore.h]) # Additional module directories AC_ARG_WITH(moddirs, |