| From 93e7e25a10c890b8c8cd06cbfd78175c30999d31 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 | 4 ++++ |
| 1 file changed, 4 insertions(+) |
| |
| diff --git a/configure.ac b/configure.ac |
| index 3d218ea..aa7dd1c 100644 |
| --- a/configure.ac |
| +++ b/configure.ac |
| @@ -127,6 +127,10 @@ 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( |