1 /*
2 * Copyright (c) 1980, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * %sccs.include.redist.c%
6 */
7
8 #ifndef lint
9 static char sccsid[] = "@(#)temp.c 8.1 (Berkeley) 06/06/93";
10 #endif /* not lint */
11
12 #include "rcv.h"
13 #include <errno.h>
14 #include "extern.h"
15
16 /*
17 * Mail -- a mail program
18 *
19 * Give names to all the temporary files that we will need.
20 */
21
22 char tempMail[24];
23 char tempQuit[24];
24 char tempEdit[24];
25 char tempResid[24];
26 char tempMesg[24];
27 char *tmpdir;
28
29 void
tinit()30 tinit()
31 {
32 register char *cp;
33 int len;
34
35 if ((tmpdir = getenv("TMPDIR")) == NULL)
36 tmpdir = _PATH_TMP;
37 else {
38 len = strlen(tmpdir);
39 if ((cp = malloc(len + 2)) == NULL) {
40 (void)fprintf(stderr, "mail: %s\n", strerror(errno));
41 exit (1);
42 }
43 (void)strcpy(cp, tmpdir);
44 cp[len] = '/';
45 cp[len + 1] = '\0';
46 tmpdir = cp;
47 }
48
49 strcpy(tempMail, tmpdir);
50 mktemp(strcat(tempMail, "RsXXXXXX"));
51 strcpy(tempResid, tmpdir);
52 mktemp(strcat(tempResid, "RqXXXXXX"));
53 strcpy(tempQuit, tmpdir);
54 mktemp(strcat(tempQuit, "RmXXXXXX"));
55 strcpy(tempEdit, tmpdir);
56 mktemp(strcat(tempEdit, "ReXXXXXX"));
57 strcpy(tempMesg, tmpdir);
58 mktemp(strcat(tempMesg, "RxXXXXXX"));
59
60 /*
61 * It's okay to call savestr in here because main will
62 * do a spreserve() after us.
63 */
64 if (myname != NOSTR) {
65 if (getuserid(myname) < 0) {
66 printf("\"%s\" is not a user of this system\n",
67 myname);
68 exit(1);
69 }
70 } else {
71 if ((cp = username()) == NOSTR) {
72 myname = "ubluit";
73 if (rcvmode) {
74 printf("Who are you!?\n");
75 exit(1);
76 }
77 } else
78 myname = savestr(cp);
79 }
80 if ((cp = getenv("HOME")) == NOSTR)
81 cp = ".";
82 homedir = savestr(cp);
83 if (debug)
84 printf("user = %s, homedir = %s\n", myname, homedir);
85 }
86