-/* Copyright (C) 1991 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1994, 1996-1997, 2002-2003, 2005-2006, 2009-2012 Free
+ * Software Foundation, Inc.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
+ NOTE: The canonical source of this file is maintained with the GNU C Library.
+ Bugs can be reported to bug-glibc@gnu.org.
+
+ This program is free software: you can redistribute it and/or modify it
+ under the terms of the GNU General Public License as published by the
+ Free Software Foundation; either version 3 of the License, or any
+ later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-#if HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#if HAVE_STRING_H
-# include <string.h>
-#else
-# include <strings.h>
-# ifndef strchr
-# define strchr index
-# endif
-#endif
-
-/* Return the length of the maximum inital segment of S
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+
+#include <stddef.h>
+#include <string.h>
+
+#undef strcspn
+
+/* Return the length of the maximum initial segment of S
which contains no characters from REJECT. */
-int
-strcspn (s, reject)
- register char *s;
- register char *reject;
+size_t
+strcspn (const char *s, const char *reject)
{
- register int count = 0;
+ size_t count = 0;
while (*s != '\0')
- if (strchr (reject, *s++) == 0)
+ if (strchr (reject, *s++) == NULL)
++count;
else
return count;