From 1118b1912916924bbfa3fd4dced9dfed01fbf0e0 Mon Sep 17 00:00:00 2001 From: Khem Raj Date: Mon, 9 Mar 2020 09:44:33 -0700 Subject: [PATCH] configure: Check for clock_gettime seprately from __NR_clock_gettime This helps prioritize using clock_gettime API from libc over syscall since direct use of __NR_clock_gettime is not time64-safe Upstream-Status: Pending Signed-off-by: Khem Raj --- configure.ac | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) --- a/configure.ac +++ b/configure.ac @@ -125,6 +125,10 @@ case $host in esac AC_CHECK_HEADERS(syscall.h sys/syscall.h mach/mach_time.h) + +AC_MSG_CHECKING([for clock_gettime]) +AC_SEARCH_LIBS([clock_gettime], [rt], [AC_DEFINE([HAVE_CLOCK_GETTIME], [1], [use clock_gettime])],) + AC_MSG_CHECKING([for __NR_clock_gettime syscall]) AC_COMPILE_IFELSE( [AC_LANG_PROGRAM( @@ -143,7 +147,6 @@ AC_COMPILE_IFELSE( ], [ AC_MSG_RESULT([no]) - AC_SEARCH_LIBS([clock_gettime], [rt], [AC_DEFINE([HAVE_CLOCK_GETTIME], [1], [use clock_gettime])],) ]) AC_CHECK_HEADER(linux/netlink.h,