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+/* Copyright (C) 2008 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David Bartley <dtbartle@csclub.uwaterloo.ca>, 2008.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <time.h>
+#include <stdlib.h>
+#include <limits.h>
+
+int ascftime (char *s, const char *format, const struct tm *timeptr)
+{
+ /* If format is null use CFTIME or %C. */
+ if (!format || *format == '\0' || !(format = getenv ("CFTIME")) ||
+ *format == '\0')
+ format = "%C";
+
+ /* The caller is responsible for ensuring that the buffer is large enough.
+ We just set max to INT_MAX (basically a really large number). */
+ return ((int)strftime (s, INT_MAX, format, timeptr));
+}