printhdr.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 2. */
/*
* Copyright 2002 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#include "mail.h"
printhdr(type, hdrtype, hptr, fp)
int hdrtype;
struct hdrs *hptr;
FILE *fp;
{
char buf[1024];
register int n;
struct hdrs *contptr;
if (hptr == NULL)
return (0);
if (sel_disp(type, hdrtype, header[hdrtype].tag) < 0) {
return (0);
}
(void) snprintf(buf, sizeof (buf), "%s %s\n",
header[hdrtype].tag, hptr->value);
n = strlen(buf);
if (fwrite(buf, 1, n, fp) != n) {
sav_errno = errno;
return (-1);
}
/* Print continuation lines, if any... */
contptr = hptr;
while (contptr->cont != (struct hdrs *)NULL) {
contptr = contptr->cont;
(void) snprintf(buf, sizeof (buf), "%s\n", contptr->value);
n = strlen(buf);
if (fwrite(buf, 1, n, fp) != n) {
sav_errno = errno;
return (-1);
}
}
return (0);
}