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diff -Naur mysql-5.1.40-old/storage/innodb_plugin/plug.in mysql-5.1.40-new/storage/innodb_plugin/plug.in
--- mysql-5.1.40-old/storage/innodb_plugin/plug.in 2009-10-06 10:50:23.000000000 -0700
+++ mysql-5.1.40-new/storage/innodb_plugin/plug.in 2009-10-21 16:52:45.000000000 -0700
@@ -63,8 +63,9 @@
;;
esac
AC_SUBST(INNODB_DYNAMIC_CFLAGS)
- AC_MSG_CHECKING(whether pthread_t can be used by GCC atomic builtins)
- AC_TRY_RUN(
+ AC_CACHE_CHECK([whether pthread_t can be used by GCC atomic builtins],
+ [ac_cv_have_decl_HAVE_ATOMIC_PTHREAD_T],
+ [AC_TRY_RUN(
[
#include <pthread.h>
#include <string.h>
@@ -84,14 +85,18 @@
}
],
[
- AC_DEFINE([HAVE_ATOMIC_PTHREAD_T], [1],
- [pthread_t can be used by GCC atomic builtins])
AC_MSG_RESULT(yes)
+ ac_cv_have_decl_HAVE_ATOMIC_PTHREAD_T=yes
],
[
AC_MSG_RESULT(no)
+ ac_cv_have_decl_HAVE_ATOMIC_PTHREAD_T=no
]
- )
+ )])
+ if test "x$ac_cv_have_decl_HAVE_ATOMIC_PTHREAD"= "xyes" ; then
+ AC_DEFINE([HAVE_ATOMIC_PTHREAD_T], [1],
+ [pthread_t can be used by GCC atomic builtins])
+ fi
# Try using solaris atomics on SunOS if GCC atomics are not available
AC_CHECK_DECLS(
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