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
57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
77c478bd9Sstevel@tonic-gate * with the License.
87c478bd9Sstevel@tonic-gate *
97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
127c478bd9Sstevel@tonic-gate * and limitations under the License.
137c478bd9Sstevel@tonic-gate *
147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bd9Sstevel@tonic-gate *
207c478bd9Sstevel@tonic-gate * CDDL HEADER END
217c478bd9Sstevel@tonic-gate */
22b7d62af5Sceastha /*
23b7d62af5Sceastha * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24b7d62af5Sceastha * Use is subject to license terms.
25b7d62af5Sceastha */
26b7d62af5Sceastha
277c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
287c478bd9Sstevel@tonic-gate /* All Rights Reserved */
297c478bd9Sstevel@tonic-gate
307c478bd9Sstevel@tonic-gate #include "mail.h"
317c478bd9Sstevel@tonic-gate /*
327c478bd9Sstevel@tonic-gate * Get comment field, if any, from line.
337c478bd9Sstevel@tonic-gate * 1 ==> found comment.
347c478bd9Sstevel@tonic-gate * 0 ==> no comment found.
357c478bd9Sstevel@tonic-gate * -1 ==> no closing (terminating) paren found for comment.
367c478bd9Sstevel@tonic-gate */
377c478bd9Sstevel@tonic-gate
38b7d62af5Sceastha int
getcomment(char * s,char * q)39b7d62af5Sceastha getcomment(char *s, char *q)
40b7d62af5Sceastha /* Copy comment, if found, to q */
417c478bd9Sstevel@tonic-gate {
42b7d62af5Sceastha char *p, *sav_q;
43b7d62af5Sceastha int depth = 0;
44*2a8bcb4eSToomas Soome
457c478bd9Sstevel@tonic-gate if ((p = strchr(s, '(')) == (char *)NULL) {
467c478bd9Sstevel@tonic-gate /* no comment found */
477c478bd9Sstevel@tonic-gate return (0);
487c478bd9Sstevel@tonic-gate }
497c478bd9Sstevel@tonic-gate sav_q = q;
507c478bd9Sstevel@tonic-gate while (*p) {
517c478bd9Sstevel@tonic-gate *q++ = *p;
527c478bd9Sstevel@tonic-gate if (*p == ')') {
537c478bd9Sstevel@tonic-gate /* account for nested parens within comment */
547c478bd9Sstevel@tonic-gate depth--;
557c478bd9Sstevel@tonic-gate if (depth == 0) {
567c478bd9Sstevel@tonic-gate break;
577c478bd9Sstevel@tonic-gate }
587c478bd9Sstevel@tonic-gate } else if (*p == '(') {
597c478bd9Sstevel@tonic-gate depth++;
607c478bd9Sstevel@tonic-gate }
617c478bd9Sstevel@tonic-gate p++;
627c478bd9Sstevel@tonic-gate }
637c478bd9Sstevel@tonic-gate *q = '\0';
647c478bd9Sstevel@tonic-gate if (*p != ')') {
657c478bd9Sstevel@tonic-gate /* closing paren not found */
667c478bd9Sstevel@tonic-gate *sav_q = '\0';
677c478bd9Sstevel@tonic-gate return (-1);
687c478bd9Sstevel@tonic-gate }
697c478bd9Sstevel@tonic-gate /* found comment */
707c478bd9Sstevel@tonic-gate return (1);
717c478bd9Sstevel@tonic-gate }
72