X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fstrftime.m4;h=b31f4956f84480fc1e5a6a92e1b42306d6c6bf55;hb=533101a268dc5015a140ff4695d8eeb04fbe57b6;hp=9590519530ce20945641e7709eec961ea52b9809;hpb=2f209fdc6f93ca7ce1f736811779a9371a03f7e4;p=gnulib.git

diff --git a/m4/strftime.m4 b/m4/strftime.m4
index 959051953..b31f4956f 100644
--- a/m4/strftime.m4
+++ b/m4/strftime.m4
@@ -1,147 +1,28 @@
-#serial 6
+# serial 33
 
-dnl This macro is intended to be used solely in this file.
-dnl These are the prerequisite macros for GNU's strftime.c replacement.
-dnl FIXME: the list is far from complete
-AC_DEFUN(_jm_STRFTIME_PREREQS,
-[
- dnl strftime.c uses localtime_r if it exists.  Check for it.
- AC_CHECK_FUNCS(localtime_r)
- dnl FIXME: add tests for everything in strftime.c: e.g., HAVE_BCOPY,
- dnl HAVE_TZNAME, HAVE_TZSET, HAVE_TM_ZONE, etc.
-])
-
-dnl Determine if the strftime function has all the features of the GNU one.
-dnl
-dnl From Jim Meyering.
-dnl
-AC_DEFUN(jm_FUNC_GNU_STRFTIME,
-[AC_REQUIRE([AC_HEADER_TIME])dnl
-
- _jm_STRFTIME_PREREQS
-
- AC_REQUIRE([AC_C_CONST])dnl
- AC_REQUIRE([AC_HEADER_STDC])dnl
- AC_CHECK_HEADERS(sys/time.h)
- AC_CACHE_CHECK([for working GNU strftime], jm_cv_func_working_gnu_strftime,
-  [AC_TRY_RUN(
-changequote(<<, >>)dnl
-<< /* Ulrich Drepper provided parts of the test program.  */
-#if STDC_HEADERS
-# include <stdlib.h>
-#endif
-
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-#  include <sys/time.h>
-# else
-#  include <time.h>
-# endif
-#endif
+# Copyright (C) 1996-1997, 1999-2007, 2009-2013 Free Software Foundation, Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
-static int
-compare (const char *fmt, const struct tm *tm, const char *expected)
-{
-  char buf[99];
-  strftime (buf, 99, fmt, tm);
-  if (strcmp (buf, expected))
-    {
-#ifdef SHOW_FAILURES
-      printf ("fmt: \"%s\", expected \"%s\", got \"%s\"\n",
-	      fmt, expected, buf);
-#endif
-      return 1;
-    }
-  return 0;
-}
+# Written by Jim Meyering and Paul Eggert.
 
-int
-main ()
-{
-  int n_fail = 0;
-  struct tm *tm;
-  time_t t = 738367; /* Fri Jan  9 13:06:07 1970 */
-  tm = gmtime (&t);
-
-  /* This is necessary to make strftime give consistent zone strings and
-     e.g., seconds since the epoch (%s).  */
-  putenv ("TZ=GMT0");
+AC_DEFUN([gl_FUNC_GNU_STRFTIME],
+[
+  gl_FUNC_STRFTIME
+])
 
-#undef CMP
-#define CMP(Fmt, Expected) n_fail += compare ((Fmt), tm, (Expected))
+# These are the prerequisite macros for GNU's strftime.c replacement.
+AC_DEFUN([gl_FUNC_STRFTIME],
+[
+ # This defines (or not) HAVE_TZNAME and HAVE_TM_ZONE.
+ AC_REQUIRE([AC_STRUCT_TIMEZONE])
 
-  CMP ("%-m", "1");		/* GNU */
-  CMP ("%A", "Friday");
-  CMP ("%^A", "FRIDAY");	/* The ^ is a GNU extension.  */
-  CMP ("%B", "January");
-  CMP ("%^B", "JANUARY");
-  CMP ("%C", "19");		/* POSIX.2 */
-  CMP ("%D", "01/09/70");	/* POSIX.2 */
-  CMP ("%F", "1970-01-09");
-  CMP ("%G", "1970");		/* GNU */
-  CMP ("%H", "13");
-  CMP ("%I", "01");
-  CMP ("%M", "06");
-  CMP ("%M", "06");
-  CMP ("%R", "13:06");		/* POSIX.2 */
-  CMP ("%S", "07");
-  CMP ("%T", "13:06:07");	/* POSIX.2 */
-  CMP ("%U", "01");
-  CMP ("%V", "02");
-  CMP ("%W", "01");
-  CMP ("%X", "13:06:07");
-  CMP ("%Y", "1970");
-  CMP ("%Z", "GMT");
-  CMP ("%_m", " 1");		/* GNU */
-  CMP ("%a", "Fri");
-  CMP ("%^a", "FRI");
-  CMP ("%b", "Jan");
-  CMP ("%^b", "JAN");
-  CMP ("%c", "Fri Jan  9 13:06:07 1970");
-  CMP ("%^c", "FRI JAN  9 13:06:07 1970");
-  CMP ("%d", "09");
-  CMP ("%e", " 9");		/* POSIX.2 */
-  CMP ("%f", "5");		/* POSIX.2 */
-  CMP ("%g", "70");		/* GNU */
-  CMP ("%h", "Jan");		/* POSIX.2 */
-  CMP ("%^h", "JAN");
-  CMP ("%j", "009");
-  CMP ("%k", "13");		/* GNU */
-  CMP ("%l", " 1");		/* GNU */
-  CMP ("%m", "01");
-  CMP ("%n", "\n");		/* POSIX.2 */
-  CMP ("%p", "PM");
-  CMP ("%r", "01:06:07 PM");	/* POSIX.2 */
-  CMP ("%s", "738367");		/* GNU */
-  CMP ("%t", "\t");		/* POSIX.2 */
-  CMP ("%u", "5");		/* POSIX.2 */
-  CMP ("%w", "5");
-  CMP ("%x", "01/09/70");
-  CMP ("%y", "70");
-  CMP ("%z", "+0000");		/* GNU */
+ AC_REQUIRE([gl_TM_GMTOFF])
 
-  exit (n_fail ? 1 : 0);
-}
-	      >>,
-changequote([, ])dnl
-	     jm_cv_func_working_gnu_strftime=yes,
-             jm_cv_func_working_gnu_strftime=no,
-	     dnl When crosscompiling, assume strftime is missing or broken.
-	     jm_cv_func_working_gnu_strftime=no)
-  ])
-  if test $jm_cv_func_working_gnu_strftime = no; then
-    AC_SUBST(LIBOBJS)
-    LIBOBJS="$LIBOBJS strftime.$ac_objext"
-    AC_DEFINE_UNQUOTED(strftime, gnu_strftime,
-      [Define to gnu_strftime if the replacement function should be used.])
-  fi
-])
+ AC_CHECK_FUNCS_ONCE([tzset])
 
-AC_DEFUN(jm_FUNC_STRFTIME,
-[
-  _jm_STRFTIME_PREREQS
-  AC_REPLACE_FUNCS(strftime)
+ AC_DEFINE([my_strftime], [nstrftime],
+   [Define to the name of the strftime replacement function.])
 ])