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Tests for module 'langinfo'.
[gnulib.git]
/
m4
/
clock_time.m4
diff --git
a/m4/clock_time.m4
b/m4/clock_time.m4
index
a5bc427
..
d11e106
100644
(file)
--- a/
m4/clock_time.m4
+++ b/
m4/clock_time.m4
@@
-1,14
+1,18
@@
-# clock_time.m4 serial
5
-dnl Copyright (C) 2002
, 2003, 2004
Free Software Foundation, Inc.
+# clock_time.m4 serial
10
+dnl Copyright (C) 2002
-2006, 2009
Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
-# Check for clock_gettime and clock_settime, and sets LIB_CLOCK_GETTIME.
+# Check for clock_gettime and clock_settime, and set LIB_CLOCK_GETTIME.
+# For a program named, say foo, you should add a line like the following
+# in the corresponding Makefile.am file:
+# foo_LDADD = $(LDADD) $(LIB_CLOCK_GETTIME)
+
AC_DEFUN([gl_CLOCK_TIME],
[
AC_DEFUN([gl_CLOCK_TIME],
[
-
# dnl Persuade glibc
<time.h> to declare these functions.
- AC_REQUIRE([
AC_GNU_SOURCE
])
+
dnl Persuade glibc and Solaris
<time.h> to declare these functions.
+ AC_REQUIRE([
gl_USE_SYSTEM_EXTENSIONS
])
# Solaris 2.5.1 needs -lposix4 to get the clock_gettime function.
# Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
# Solaris 2.5.1 needs -lposix4 to get the clock_gettime function.
# Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
@@
-16,11
+20,12
@@
AC_DEFUN([gl_CLOCK_TIME],
# Save and restore LIBS so e.g., -lrt, isn't added to it. Otherwise, *all*
# programs in the package would end up linked with that potentially-shared
# library, inducing unnecessary run-time overhead.
# Save and restore LIBS so e.g., -lrt, isn't added to it. Otherwise, *all*
# programs in the package would end up linked with that potentially-shared
# library, inducing unnecessary run-time overhead.
- fetish_saved_libs=$LIBS
- AC_SEARCH_LIBS(clock_gettime, [rt posix4],
+ LIB_CLOCK_GETTIME=
+ AC_SUBST([LIB_CLOCK_GETTIME])
+ gl_saved_libs=$LIBS
+ AC_SEARCH_LIBS([clock_gettime], [rt posix4],
[test "$ac_cv_search_clock_gettime" = "none required" ||
LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime])
[test "$ac_cv_search_clock_gettime" = "none required" ||
LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime])
- AC_SUBST(LIB_CLOCK_GETTIME)
- AC_CHECK_FUNCS(clock_gettime clock_settime)
- LIBS=$fetish_saved_libs
+ AC_CHECK_FUNCS([clock_gettime clock_settime])
+ LIBS=$gl_saved_libs
])
])