xref: /illumos-gate/usr/src/cmd/mail/sel_disp.c (revision 5146325846cd457c912118089437f46b9e7475f6)
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 /*
33  * If in default display mode from printmail(), selectively output
34  * header lines. Any recognized header lines will have flag stored in
35  * header[] structure. Other header lines which should be displayed in
36  * the default output mode will be listed in the seldisp[] array.
37  * This can all be overridden via the 'P' command at the ? prompt.
38  */
39 int
40 sel_disp(int type, int hdrtype, char *s)
41 {
42 	static char pn[] = "sel_disp";
43 	char		*p;
44 	static	int	sav_lastrc = 0;
45 	int		i, rc = 0;
46 
47 	if (sending || Pflg || (type != TTY)) {
48 		return (0);
49 	}
50 
51 	switch (hdrtype) {
52 	case H_CONT:
53 		rc = sav_lastrc;
54 		break;
55 	case H_NAMEVALUE:
56 		for (i=0,p=seldisp[i]; p; p=seldisp[++i]) {
57 			if (casncmp(s, p, strlen(p)) == 0) {
58 				break;
59 			}
60 		}
61 		if (p == (char *)NULL) {
62 			rc = -1;
63 		}
64 		break;
65 	default:
66 		if (header[hdrtype].default_display == FALSE) {
67 			rc = -1;
68 			break;
69 		}
70 	}
71 
72 	Dout(pn, 2, "type = %d, hdrtype = %d/'%s', rc = %d\n",
73 		type, hdrtype, header[hdrtype].tag, rc);
74 	sav_lastrc = rc;	/* In case next one is H_CONT... */
75 	return (rc);
76 }
77