xref: /illumos-gate/usr/src/cmd/mail/pckaffspot.c (revision 2a8bcb4e)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
28 /*	  All Rights Reserved  	*/
29 
30 #include "mail.h"
31 /*
32  * If any H_AFWDFROM lines in msg, decide where to put them.
33  * Returns :
34  *	-1 ==> No H_AFWDFROM lines to be printed.
35  *	> 0 ==> Header line type after (before) which to place H_AFWDFROM
36  *              lines and H_AFWDCNT
37  */
38 int
pckaffspot(void)39 pckaffspot(void)
40 {
41 	static char pn[] = "pckaffspot";
42 	int	rc;
43 
44 	if (hdrlines[H_AFWDFROM].head == (struct hdrs *)NULL) {
45 		rc = -1;
46 	} else if (orig_aff) {
47 		rc = H_AFWDFROM;
48 	} else if (fnuhdrtype == H_RVERS) {
49 		if (hdrlines[H_EOH].head != (struct hdrs *)NULL) {
50 			if (hdrlines[H_DATE].head != (struct hdrs *)NULL) {
51 				rc = H_DATE;
52 			} else {
53 				rc = H_EOH;
54 			}
55 		}
56 	} else if ((fnuhdrtype == H_MVERS) &&
57 	    (hdrlines[H_EOH].head != (struct hdrs *)NULL)) {
58 		rc = H_EOH;
59 	} else {
60 		rc = H_CTYPE;
61 	}
62 	Dout(pn, 3, "'%s'\n", (rc == -1 ? "No Auto-Forward-From lines" : header[rc].tag));
63 	return (rc);
64 }
65