Annotation of src/usr.bin/mail/temp.c, Revision 1.5
1.5 ! millert 1: /* $OpenBSD: temp.c,v 1.4 1996/10/28 00:42:21 millert Exp $ */
1.2 deraadt 2: /* $NetBSD: temp.c,v 1.5 1996/06/08 19:48:42 christos Exp $ */
3:
1.1 deraadt 4: /*
5: * Copyright (c) 1980, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. All advertising materials mentioning features or use of this software
17: * must display the following acknowledgement:
18: * This product includes software developed by the University of
19: * California, Berkeley and its contributors.
20: * 4. Neither the name of the University nor the names of its contributors
21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: */
36:
37: #ifndef lint
1.2 deraadt 38: #if 0
39: static char sccsid[] = "@(#)temp.c 8.1 (Berkeley) 6/6/93";
40: #else
1.5 ! millert 41: static char rcsid[] = "$OpenBSD: temp.c,v 1.4 1996/10/28 00:42:21 millert Exp $";
1.2 deraadt 42: #endif
1.1 deraadt 43: #endif /* not lint */
44:
45: #include "rcv.h"
46: #include <errno.h>
47: #include "extern.h"
48:
49: /*
50: * Mail -- a mail program
51: *
52: * Give names to all the temporary files that we will need.
53: */
54:
55: char *tempMail;
56: char *tempQuit;
57: char *tempEdit;
58: char *tempResid;
59: char *tempMesg;
60: char *tmpdir;
61:
62: void
63: tinit()
64: {
65: register char *cp;
66:
1.5 ! millert 67: if ((tmpdir = getenv("TMPDIR")) == NULL || *tmpdir == '\0')
1.1 deraadt 68: tmpdir = _PATH_TMP;
1.5 ! millert 69: if ((tmpdir = strdup(tmpdir)) == NULL)
! 70: panic("Out of memory");
! 71:
! 72: /* Strip trailing '/' if necesary */
! 73: cp = tmpdir + strlen(tmpdir) - 1;
! 74: while (cp > tmpdir && *cp == '/') {
! 75: *cp = '\0';
! 76: cp--;
1.1 deraadt 77: }
78:
1.3 deraadt 79: tempMail = tempnam(tmpdir, "Rs");
80: tempResid = tempnam(tmpdir, "Rq");
81: tempQuit = tempnam(tmpdir, "Rm");
82: tempEdit = tempnam(tmpdir, "Re");
83: tempMesg = tempnam(tmpdir, "Rx");
1.1 deraadt 84:
85: /*
86: * It's okay to call savestr in here because main will
87: * do a spreserve() after us.
88: */
89: if (myname != NOSTR) {
90: if (getuserid(myname) < 0) {
91: printf("\"%s\" is not a user of this system\n",
92: myname);
93: exit(1);
94: }
95: } else {
96: if ((cp = username()) == NOSTR) {
1.2 deraadt 97: myname = "nobody";
98: if (rcvmode)
1.1 deraadt 99: exit(1);
100: } else
101: myname = savestr(cp);
102: }
1.4 millert 103: if ((cp = getenv("HOME")) == NOSTR || strlen(getenv("HOME")) >= PATHSIZE)
1.1 deraadt 104: cp = ".";
105: homedir = savestr(cp);
106: if (debug)
107: printf("user = %s, homedir = %s\n", myname, homedir);
108: }