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authorJim Meyering <jim@meyering.net>2003-12-19 21:48:35 +0000
committerJim Meyering <jim@meyering.net>2003-12-19 21:48:35 +0000
commitddf8b7b638f6a9a78d7b761ec86900aa4d1a05b1 (patch)
tree79b85052becb04d4e2bcdb0aed56dfecd6ca09b9 /m4
parent02dd87543e9469badff41864c33b70153ad6b9c2 (diff)
downloadcoreutils-ddf8b7b638f6a9a78d7b761ec86900aa4d1a05b1.tar.xz
(gl_CLOCK_TIME): Don't set LIB_CLOCK_GETTIME if no library is required.
Diffstat (limited to 'm4')
-rw-r--r--m4/clock_time.m45
1 files changed, 3 insertions, 2 deletions
diff --git a/m4/clock_time.m4 b/m4/clock_time.m4
index e7e4e29ac..6cd7c6a3b 100644
--- a/m4/clock_time.m4
+++ b/m4/clock_time.m4
@@ -1,4 +1,4 @@
-# clock_time.m4 serial 2
+# clock_time.m4 serial 3
dnl Copyright (C) 2002, 2003 Free Software Foundation, Inc.
dnl This file is free software, distributed under the terms of the GNU
dnl General Public License. As a special exception to the GNU General
@@ -17,7 +17,8 @@ AC_DEFUN([gl_CLOCK_TIME],
# library, inducing unnecessary run-time overhead.
fetish_saved_libs=$LIBS
AC_SEARCH_LIBS(clock_gettime, [rt posix4],
- [LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime])
+ [LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime
+ test -z "$LIB_CLOCK_GETTIME" && LIB_CLOCK_GETTIME=])
AC_SUBST(LIB_CLOCK_GETTIME)
AC_CHECK_FUNCS(clock_gettime clock_settime)
LIBS=$fetish_saved_libs