usr/src/cmd/mail/pckaffspot.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  * If any H_AFWDFROM lines in msg, decide where to put them.
  35  * Returns :
  36  *      -1 ==> No H_AFWDFROM lines to be printed.
  37  *      > 0 ==> Header line type after (before) which to place H_AFWDFROM
  38  *              lines and H_AFWDCNT
  39  */
  40 int
  41 pckaffspot(void)
  42 {
  43         static char pn[] = "pckaffspot";
  44         int     rc;
  45
  46         if (hdrlines[H_AFWDFROM].head == NULL) {
  47                 rc = -1;
  48         } else if (orig_aff) {
  49                 rc = H_AFWDFROM;
  50         } else if (fnuhdrtype == H_RVERS) {
  51                 if (hdrlines[H_EOH].head != NULL) {
  52                         if (hdrlines[H_DATE].head != NULL) {
  53                                 rc = H_DATE;
  54                         } else {
  55                                 rc = H_EOH;
  56                         }
  57                 }
  58         } else if ((fnuhdrtype == H_MVERS) &&
  59             (hdrlines[H_EOH].head != NULL)) {
  60                 rc = H_EOH;
  61         } else {
  62                 rc = H_CTYPE;
  63         }
  64         Dout(pn, 3, "'%s'\n", (rc == -1 ? "No Auto-Forward-From lines" : header[rc].tag));
  65         return (rc);
  66 }