Annotation of src/usr.bin/mail/temp.c, Revision 1.10
1.10 ! millert 1: /* $OpenBSD: temp.c,v 1.9 1997/07/24 17:27:13 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
1.10 ! millert 41: static char rcsid[] = "$OpenBSD: temp.c,v 1.9 1997/07/24 17:27:13 millert Exp $";
1.2 deraadt 42: #endif
1.1 deraadt 43: #endif /* not lint */
44:
45: #include "rcv.h"
46: #include "extern.h"
47:
48: /*
49: * Mail -- a mail program
50: *
51: * Give names to all the temporary files that we will need.
52: */
53:
54: char *tmpdir;
55:
56: void
57: tinit()
58: {
1.10 ! millert 59: char *cp;
1.1 deraadt 60:
1.5 millert 61: if ((tmpdir = getenv("TMPDIR")) == NULL || *tmpdir == '\0')
1.1 deraadt 62: tmpdir = _PATH_TMP;
1.5 millert 63: if ((tmpdir = strdup(tmpdir)) == NULL)
1.10 ! millert 64: errx(1, "Out of memory");
1.5 millert 65:
66: /* Strip trailing '/' if necesary */
67: cp = tmpdir + strlen(tmpdir) - 1;
68: while (cp > tmpdir && *cp == '/') {
69: *cp = '\0';
70: cp--;
1.1 deraadt 71: }
72:
73: /*
74: * It's okay to call savestr in here because main will
75: * do a spreserve() after us.
76: */
1.7 millert 77: if (myname != NULL) {
1.6 millert 78: if (getuserid(myname) < 0)
79: errx(1, "\"%s\" is not a user of this system", myname);
1.1 deraadt 80: } else {
1.7 millert 81: if ((cp = username()) == NULL) {
1.2 deraadt 82: myname = "nobody";
83: if (rcvmode)
1.1 deraadt 84: exit(1);
85: } else
86: myname = savestr(cp);
87: }
1.7 millert 88: if ((cp = getenv("HOME")) == NULL || strlen(getenv("HOME")) >= PATHSIZE)
1.1 deraadt 89: cp = ".";
90: homedir = savestr(cp);
91: if (debug)
92: printf("user = %s, homedir = %s\n", myname, homedir);
93: }