X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/9fbe176db9087cc89c6987644a386fc7e28bf2a6..8c20c4b329cc491b7faef0defe1b445ca73dd482:/usr/src/include/ctype.h

diff --git a/usr/src/include/ctype.h b/usr/src/include/ctype.h
index 83d853bde7..880c4d3885 100644
--- a/usr/src/include/ctype.h
+++ b/usr/src/include/ctype.h
@@ -1,28 +1,66 @@
-/*	ctype.h	4.2	85/09/04	*/
+/*
+ * Copyright (c) 1989 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)ctype.h	5.3 (Berkeley) 4/3/91
+ */
 
-#define	_U	01
-#define	_L	02
-#define	_N	04
-#define	_S	010
-#define _P	020
-#define _C	040
-#define _X	0100
-#define	_B	0200
+#ifndef _CTYPE_H_
+#define _CTYPE_H_
 
-extern	char	_ctype_[];
+#define	_U	0x01
+#define	_L	0x02
+#define	_N	0x04
+#define	_S	0x08
+#define	_P	0x10
+#define	_C	0x20
+#define	_X	0x40
+#define	_B	0x80
 
-#define	isalpha(c)	((_ctype_+1)[c]&(_U|_L))
-#define	isupper(c)	((_ctype_+1)[c]&_U)
-#define	islower(c)	((_ctype_+1)[c]&_L)
-#define	isdigit(c)	((_ctype_+1)[c]&_N)
-#define	isxdigit(c)	((_ctype_+1)[c]&(_N|_X))
-#define	isspace(c)	((_ctype_+1)[c]&_S)
-#define ispunct(c)	((_ctype_+1)[c]&_P)
-#define isalnum(c)	((_ctype_+1)[c]&(_U|_L|_N))
-#define isprint(c)	((_ctype_+1)[c]&(_P|_U|_L|_N|_B))
-#define isgraph(c)	((_ctype_+1)[c]&(_P|_U|_L|_N))
-#define iscntrl(c)	((_ctype_+1)[c]&_C)
-#define isascii(c)	((unsigned)(c)<=0177)
-#define toupper(c)	((c)-'a'+'A')
-#define tolower(c)	((c)-'A'+'a')
-#define toascii(c)	((c)&0177)
+extern char	_ctype_[];
+
+#define	isdigit(c)	((_ctype_ + 1)[c] & _N)
+#define	islower(c)	((_ctype_ + 1)[c] & _L)
+#define	isspace(c)	((_ctype_ + 1)[c] & _S)
+#define	ispunct(c)	((_ctype_ + 1)[c] & _P)
+#define	isupper(c)	((_ctype_ + 1)[c] & _U)
+#define	isalpha(c)	((_ctype_ + 1)[c] & (_U|_L))
+#define	isxdigit(c)	((_ctype_ + 1)[c] & (_N|_X))
+#define	isalnum(c)	((_ctype_ + 1)[c] & (_U|_L|_N))
+#define	isprint(c)	((_ctype_ + 1)[c] & (_P|_U|_L|_N|_B))
+#define	isgraph(c)	((_ctype_ + 1)[c] & (_P|_U|_L|_N))
+#define	iscntrl(c)	((_ctype_ + 1)[c] & _C)
+#define	isascii(c)	((unsigned)(c) <= 0177)
+#define	toupper(c)	((c) - 'a' + 'A')
+#define	tolower(c)	((c) - 'A' + 'a')
+#define	toascii(c)	((c) & 0177)
+
+#endif /* !_CTYPE_H_ */