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 1998 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
31 /*
32 * University Copyright- Copyright (c) 1982, 1986, 1988
33 * The Regents of the University of California
34 * All Rights Reserved
35 *
36 * University Acknowledgment- Portions of this document are derived from
37 * software developed by the University of California, Berkeley, and its
38 * contributors.
39 */
40
41 #pragma ident "%Z%%M% %I% %E% SMI"
42
43 #include "rcv.h"
44
45 static int icsubstr(char *s1, char *s2);
46
47 void
receipt(struct message * mp)48 receipt(struct message *mp)
49 {
50 struct headline hl;
51 char head[LINESIZE];
52 char buf[BUFSIZ];
53 FILE *pp, *fp;
54 char *mail, *s;
55
56 if ((mail = value("sendmail")) == 0)
57 #ifdef SENDMAIL
58 mail = SENDMAIL;
59 #else
60 mail = MAIL;
61 #endif
62 if (icsubstr(hfield("default-options", mp, addone), "/receipt")
63 || icsubstr(hfield(">to", mp, addto), "/receipt")) {
64 snprintf(buf, sizeof (buf), "%s %s", mail, skin(nameof(mp)));
65 if (pp = npopen(buf, "w")) {
66 fp = setinput(mp);
67 readline(fp, head);
68 parse(head, &hl, buf);
69 if (hl.l_date != NOSTR)
70 fprintf(pp, "Original-Date: %s\n", hl.l_date);
71 if (s = hfield("message-id", mp, addone))
72 fprintf(pp, "Original-Message-ID: %s\n", s);
73 s = hfield("subject", mp, addone);
74 fprintf(pp, "Subject: RR: %s\n", s ? s : "(none)");
75 npclose(pp);
76 }
77 }
78 }
79
80 static int
icsubstr(char * s1,char * s2)81 icsubstr(char *s1, char *s2)
82 {
83 char buf[LINESIZE];
84
85 if (s1 && s2) {
86 istrcpy(buf, sizeof (buf), s1);
87 return substr(buf, s2) != -1;
88 } else
89 return 0;
90 }
91