initial import

ctype/ctype.c

@@ -0,0 +1,51 @@
+/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <ansidecl.h>
+
+#define	__NO_CTYPE
+#include <ctype.h>
+
+/* Provide real-function versions of all the ctype macros.  */
+
+#define	func(name, type) \
+  int DEFUN(name, (c), int c) { return __isctype(c, type); }
+
+func(isalnum, _ISalnum)
+func(isalpha, _ISalpha)
+func(iscntrl, _IScntrl)
+func(isdigit, _ISdigit)
+func(islower, _ISlower)
+func(isgraph, _ISgraph)
+func(isprint, _ISprint)
+func(ispunct, _ISpunct)
+func(isspace, _ISspace)
+func(isupper, _ISupper)
+func(isxdigit, _ISxdigit)
+
+int
+DEFUN(tolower, (c), int c)
+{
+  return __tolower (c);
+}
+
+int
+DEFUN(toupper, (c), int c)
+{
+  return __toupper (c);
+}