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Add option "aio" to enable/disable libaio support.
Upstream-Status: Pending
Signed-off-by: Kai Kang <kai.kang@windriver.com>
Signed-off-by: Chong Lu <Chong.Lu@windriver.com>
---
configure.ac | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/configure.ac b/configure.ac
index e73958c..9099370 100644
--- a/configure.ac
+++ b/configure.ac
@@ -745,6 +745,20 @@ if test "x$ac_cv_lib_dl_dladdr" = xyes;
fi
AC_SUBST(dl_LIBS)
+AC_ARG_ENABLE([aio],
+ [AS_HELP_STRING([--enable-aio], [turn on libaio support])],
+ [case $enableval in
+ yes)
+ AC_CHECK_HEADERS([libaio.h], [
+ AC_CHECK_MEMBERS([struct iocb.u.c.flags],,, [#include <libaio.h>])
+ AC_CHECK_DECLS([IO_CMD_PWRITE, IO_CMD_PWRITEV],,, [#include <libaio.h>])
+ ])
+ ;;
+ no) ;;
+ *) AC_MSG_ERROR([bad value $enableval for aio option]) ;;
+ esac]
+)
+
AC_PATH_PROG([PERL], [perl])
dnl stack trace with libunwind
--
1.9.1
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