| From 1118b1912916924bbfa3fd4dced9dfed01fbf0e0 Mon Sep 17 00:00:00 2001 |
| From: Khem Raj <raj.khem@gmail.com> |
| 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 <raj.khem@gmail.com> |
| --- |
| 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, |