xref: /titanic_51/usr/src/cmd/lp/lib/lp/syntax.c (revision 10144ea86a21f583d4eec553d1a18da7544ba6de)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*10144ea8Sjacobs  * Common Development and Distribution License (the "License").
6*10144ea8Sjacobs  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22*10144ea8Sjacobs  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
237c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
277c478bd9Sstevel@tonic-gate /*	  All Rights Reserved  	*/
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate 
307c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.5	*/
317c478bd9Sstevel@tonic-gate /* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */
327c478bd9Sstevel@tonic-gate 
337c478bd9Sstevel@tonic-gate #include "ctype.h"
347c478bd9Sstevel@tonic-gate #include "string.h"
35*10144ea8Sjacobs #include "sys/param.h"
367c478bd9Sstevel@tonic-gate 
377c478bd9Sstevel@tonic-gate #include "lp.h"
387c478bd9Sstevel@tonic-gate 
397c478bd9Sstevel@tonic-gate int
407c478bd9Sstevel@tonic-gate #if	defined(__STDC__)
417c478bd9Sstevel@tonic-gate syn_name (
427c478bd9Sstevel@tonic-gate 	char *			str
437c478bd9Sstevel@tonic-gate )
447c478bd9Sstevel@tonic-gate #else
457c478bd9Sstevel@tonic-gate syn_name (str)
467c478bd9Sstevel@tonic-gate 	char			*str;
477c478bd9Sstevel@tonic-gate #endif
487c478bd9Sstevel@tonic-gate {
497c478bd9Sstevel@tonic-gate 	register char		*p;
507c478bd9Sstevel@tonic-gate 
517c478bd9Sstevel@tonic-gate 	if (!str || !*str)
527c478bd9Sstevel@tonic-gate 	  	return(0);
537c478bd9Sstevel@tonic-gate 
54*10144ea8Sjacobs 	if (strlen(str) > (size_t) MAXPATHLEN)
557c478bd9Sstevel@tonic-gate 		return (0);
567c478bd9Sstevel@tonic-gate 
577c478bd9Sstevel@tonic-gate 	for (p = str; *p; p++)
58*10144ea8Sjacobs 		if (!isalnum(*p) && *p != '_' && *p != '-' && *p != '.')
597c478bd9Sstevel@tonic-gate 			return (0);
607c478bd9Sstevel@tonic-gate 
617c478bd9Sstevel@tonic-gate 	return (1);
627c478bd9Sstevel@tonic-gate }
637c478bd9Sstevel@tonic-gate 
647c478bd9Sstevel@tonic-gate int
657c478bd9Sstevel@tonic-gate #if	defined(__STDC__)
667c478bd9Sstevel@tonic-gate syn_type (
677c478bd9Sstevel@tonic-gate 	char *			str
687c478bd9Sstevel@tonic-gate )
697c478bd9Sstevel@tonic-gate #else
707c478bd9Sstevel@tonic-gate syn_type (str)
717c478bd9Sstevel@tonic-gate 	char			*str;
727c478bd9Sstevel@tonic-gate #endif
737c478bd9Sstevel@tonic-gate {
747c478bd9Sstevel@tonic-gate 	register char		*p;
757c478bd9Sstevel@tonic-gate 
767c478bd9Sstevel@tonic-gate 	if (!str)
777c478bd9Sstevel@tonic-gate 		return(0);
787c478bd9Sstevel@tonic-gate 
79*10144ea8Sjacobs 	if (strlen(str) > (size_t) MAXPATHLEN)
807c478bd9Sstevel@tonic-gate 		return (0);
817c478bd9Sstevel@tonic-gate 
827c478bd9Sstevel@tonic-gate 	for (p = str; *p; p++)
837c478bd9Sstevel@tonic-gate 		if (!isalnum(*p) && *p != '-')
847c478bd9Sstevel@tonic-gate 			return (0);
857c478bd9Sstevel@tonic-gate 
867c478bd9Sstevel@tonic-gate 	return (1);
877c478bd9Sstevel@tonic-gate }
887c478bd9Sstevel@tonic-gate 
897c478bd9Sstevel@tonic-gate int
907c478bd9Sstevel@tonic-gate #if	defined(__STDC__)
917c478bd9Sstevel@tonic-gate syn_text (
927c478bd9Sstevel@tonic-gate 	char *			str
937c478bd9Sstevel@tonic-gate )
947c478bd9Sstevel@tonic-gate #else
957c478bd9Sstevel@tonic-gate syn_text (str)
967c478bd9Sstevel@tonic-gate 	char			*str;
977c478bd9Sstevel@tonic-gate #endif
987c478bd9Sstevel@tonic-gate {
997c478bd9Sstevel@tonic-gate 	register char		*p;
1007c478bd9Sstevel@tonic-gate 
1017c478bd9Sstevel@tonic-gate 	if (!str)
1027c478bd9Sstevel@tonic-gate 		return(0);
1037c478bd9Sstevel@tonic-gate 
1047c478bd9Sstevel@tonic-gate 	for (p = str; *p; p++)
1057c478bd9Sstevel@tonic-gate 		if (!isgraph(*p) && *p != '\t' && *p != ' ')
1067c478bd9Sstevel@tonic-gate 			return (0);
1077c478bd9Sstevel@tonic-gate 
1087c478bd9Sstevel@tonic-gate 	return (1);
1097c478bd9Sstevel@tonic-gate }
1107c478bd9Sstevel@tonic-gate 
1117c478bd9Sstevel@tonic-gate int
1127c478bd9Sstevel@tonic-gate #if	defined(__STDC__)
1137c478bd9Sstevel@tonic-gate syn_comment (
1147c478bd9Sstevel@tonic-gate 	char *			str
1157c478bd9Sstevel@tonic-gate )
1167c478bd9Sstevel@tonic-gate #else
1177c478bd9Sstevel@tonic-gate syn_comment (str)
1187c478bd9Sstevel@tonic-gate 	char			*str;
1197c478bd9Sstevel@tonic-gate #endif
1207c478bd9Sstevel@tonic-gate {
1217c478bd9Sstevel@tonic-gate 	register char		*p;
1227c478bd9Sstevel@tonic-gate 
1237c478bd9Sstevel@tonic-gate 	if (!str)
1247c478bd9Sstevel@tonic-gate 		return(0);
1257c478bd9Sstevel@tonic-gate 
1267c478bd9Sstevel@tonic-gate 	for (p = str; *p; p++)
1277c478bd9Sstevel@tonic-gate 		if (!isgraph(*p) && *p != '\t' && *p != ' ' && *p != '\n')
1287c478bd9Sstevel@tonic-gate 			return (0);
1297c478bd9Sstevel@tonic-gate 
1307c478bd9Sstevel@tonic-gate 	return (1);
1317c478bd9Sstevel@tonic-gate }
1327c478bd9Sstevel@tonic-gate 
1337c478bd9Sstevel@tonic-gate int
1347c478bd9Sstevel@tonic-gate #if	defined(__STDC__)
1357c478bd9Sstevel@tonic-gate syn_machine_name (
1367c478bd9Sstevel@tonic-gate 	char *			str
1377c478bd9Sstevel@tonic-gate )
1387c478bd9Sstevel@tonic-gate #else
1397c478bd9Sstevel@tonic-gate syn_machine_name (str)
1407c478bd9Sstevel@tonic-gate 	char			*str;
1417c478bd9Sstevel@tonic-gate #endif
1427c478bd9Sstevel@tonic-gate {
1437c478bd9Sstevel@tonic-gate 	if (!str)
1447c478bd9Sstevel@tonic-gate 		return(0);
1457c478bd9Sstevel@tonic-gate 
1467c478bd9Sstevel@tonic-gate 	if (strlen(str) > (size_t) 8)
1477c478bd9Sstevel@tonic-gate 		return (0);
1487c478bd9Sstevel@tonic-gate 
1497c478bd9Sstevel@tonic-gate 	return (1);
1507c478bd9Sstevel@tonic-gate }
1517c478bd9Sstevel@tonic-gate 
1527c478bd9Sstevel@tonic-gate int
1537c478bd9Sstevel@tonic-gate #if	defined(__STDC__)
1547c478bd9Sstevel@tonic-gate syn_option (
1557c478bd9Sstevel@tonic-gate 	char *			str
1567c478bd9Sstevel@tonic-gate )
1577c478bd9Sstevel@tonic-gate #else
1587c478bd9Sstevel@tonic-gate syn_option (str)
1597c478bd9Sstevel@tonic-gate 	char			*str;
1607c478bd9Sstevel@tonic-gate #endif
1617c478bd9Sstevel@tonic-gate {
1627c478bd9Sstevel@tonic-gate 	register char		*p;
1637c478bd9Sstevel@tonic-gate 
1647c478bd9Sstevel@tonic-gate 	if (!str)
1657c478bd9Sstevel@tonic-gate 		return(0);
1667c478bd9Sstevel@tonic-gate 
1677c478bd9Sstevel@tonic-gate 	for (p = str; *p; p++)
1687c478bd9Sstevel@tonic-gate 		if (!isprint(*p))
1697c478bd9Sstevel@tonic-gate 			return (0);
1707c478bd9Sstevel@tonic-gate 
1717c478bd9Sstevel@tonic-gate 	return (1);
1727c478bd9Sstevel@tonic-gate }
173