1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
23*0Sstevel@tonic-gate /* All Rights Reserved */
24*0Sstevel@tonic-gate
25*0Sstevel@tonic-gate
26*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 2. */
27*0Sstevel@tonic-gate #include "mail.h"
28*0Sstevel@tonic-gate /*
29*0Sstevel@tonic-gate Generic open routine.
30*0Sstevel@tonic-gate Exits on error with passed error value.
31*0Sstevel@tonic-gate Returns file pointer on success.
32*0Sstevel@tonic-gate
33*0Sstevel@tonic-gate Note: This should be used only for critical files
34*0Sstevel@tonic-gate as it will terminate mail(1) on failure.
35*0Sstevel@tonic-gate */
36*0Sstevel@tonic-gate FILE *
doopen(file,type,errnum)37*0Sstevel@tonic-gate doopen(file, type, errnum)
38*0Sstevel@tonic-gate char *type, *file;
39*0Sstevel@tonic-gate {
40*0Sstevel@tonic-gate static char pn[] = "doopen";
41*0Sstevel@tonic-gate FILE *fptr;
42*0Sstevel@tonic-gate struct stat st;
43*0Sstevel@tonic-gate
44*0Sstevel@tonic-gate if ((stat(file, &st) < 0 && errno == EOVERFLOW) ||
45*0Sstevel@tonic-gate (fptr = fopen(file, type)) == NULL) {
46*0Sstevel@tonic-gate fprintf(stderr,
47*0Sstevel@tonic-gate "%s: Can't open '%s' type: %s\n",program,file,type);
48*0Sstevel@tonic-gate error = errnum;
49*0Sstevel@tonic-gate sav_errno = errno;
50*0Sstevel@tonic-gate Dout(pn, 0, "can't open '%s' type: %s\n",program,file,type);
51*0Sstevel@tonic-gate Dout(pn, 0, "error set to %d\n", error);
52*0Sstevel@tonic-gate done(0);
53*0Sstevel@tonic-gate }
54*0Sstevel@tonic-gate return(fptr);
55*0Sstevel@tonic-gate }
56