(AC_FUNC_STRERROR_R): Pass a reasonably large buffer to strerror_r.

[gnulib.git] / m4 / jm-mktime.m4

diff --git a/m4/jm-mktime.m4 b/m4/jm-mktime.m4
index ab78db7..5bb7357 100644 (file)
--- a/m4/jm-mktime.m4
+++ b/m4/jm-mktime.m4
@@ -1,14 +1,16 @@
-#serial 1
+#serial 7
 
 dnl From Jim Meyering.
-dnl If you use this macro in a package, you should
-dnl add the following two lines to acconfig.h:
-dnl   /* Define to rpl_mktime if the replacement function should be used.  */
-dnl   #undef mktime
-dnl
+dnl A wrapper around AC_FUNC_MKTIME.
+
 AC_DEFUN(jm_FUNC_MKTIME,
-[AC_REQUIRE([AM_FUNC_MKTIME])dnl
- if test $am_cv_func_working_mktime = no; then
-   AC_DEFINE_UNQUOTED(mktime, rpl_mktime)
+[AC_REQUIRE([AC_FUNC_MKTIME])dnl
+
+ dnl mktime.c uses localtime_r if it exists.  Check for it.
+ AC_CHECK_FUNCS(localtime_r)
+
+ if test $ac_cv_func_working_mktime = no; then
+   AC_DEFINE_UNQUOTED(mktime, rpl_mktime,
+    [Define to rpl_mktime if the replacement function should be used.])
  fi
 ])