maint: update copyright

[gnulib.git] / m4 / strptime.m4

diff --git a/m4/strptime.m4 b/m4/strptime.m4
index 5f91998..7227727 100644 (file)
--- a/m4/strptime.m4
+++ b/m4/strptime.m4
@@ -1,17 +1,22 @@
-# strptime.m4 serial 3
-dnl Copyright (C) 2007 Free Software Foundation, Inc.
+# strptime.m4 serial 7
+dnl Copyright (C) 2007, 2009-2014 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.
 
 AC_DEFUN([gl_FUNC_STRPTIME],
 [
+  AC_REQUIRE([gl_HEADER_TIME_H_DEFAULTS])
   AC_REQUIRE([AC_C_RESTRICT])
-  AC_REPLACE_FUNCS(strptime)
-  AC_REQUIRE([gl_TM_GMTOFF])
-  if test $ac_cv_func_strptime = yes; then
-    REPLACE_STRPTIME=0
-  else
-    REPLACE_STRPTIME=1
+  AC_CHECK_FUNCS_ONCE([strptime])
+  if test $ac_cv_func_strptime != yes; then
+    HAVE_STRPTIME=0
   fi
 ])
+
+# Prerequisites of lib/strptime.c.
+AC_DEFUN([gl_PREREQ_STRPTIME],
+[
+  AC_REQUIRE([gl_TM_GMTOFF])
+  :
+])