usr/src/cmd/mail/sel_disp.c

   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 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 #include "mail.h"
  33
  34 /*
  35  * If in default display mode from printmail(), selectively output
  36  * header lines. Any recognized header lines will have flag stored in
  37  * header[] structure. Other header lines which should be displayed in
  38  * the default output mode will be listed in the seldisp[] array.
  39  * This can all be overridden via the 'P' command at the ? prompt.
  40  */
  41 int
  42 sel_disp(int type, int hdrtype, char *s)
  43 {
  44         static char pn[] = "sel_disp";
  45         char            *p;
  46         static  int     sav_lastrc = 0;
  47         int             i, rc = 0;
  48
  49         if (sending || Pflg || (type != TTY)) {
  50                 return (0);
  51         }
  52
  53         switch (hdrtype) {
  54         case H_CONT:
  55                 rc = sav_lastrc;
  56                 break;
  57         case H_NAMEVALUE:
  58                 for (i=0,p=seldisp[i]; p; p=seldisp[++i]) {
  59                         if (casncmp(s, p, strlen(p)) == 0) {
  60                                 break;
  61                         }
  62                 }
  63                 if (p == (char *)NULL) {
  64                         rc = -1;
  65                 }
  66                 break;
  67         default:
  68                 if (header[hdrtype].default_display == FALSE) {
  69                         rc = -1;
  70                         break;
  71                 }
  72         }
  73
  74         Dout(pn, 2, "type = %d, hdrtype = %d/'%s', rc = %d\n",
  75                 type, hdrtype, header[hdrtype].tag, rc);
  76         sav_lastrc = rc;        /* In case next one is H_CONT... */
  77         return (rc);
  78 }