1 /* 2 * Copyright (c) 1980, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #ifndef lint 35 #if 0 36 static char sccsid[] = "@(#)temp.c 8.1 (Berkeley) 6/6/93"; 37 #endif 38 #endif /* not lint */ 39 #include <sys/cdefs.h> 40 __FBSDID("$FreeBSD$"); 41 42 #include "rcv.h" 43 #include "extern.h" 44 45 /* 46 * Mail -- a mail program 47 * 48 * Give names to all the temporary files that we will need. 49 */ 50 51 char *tmpdir; 52 53 void 54 tinit() 55 { 56 char *cp; 57 58 if ((tmpdir = getenv("TMPDIR")) == NULL || *tmpdir == '\0') 59 tmpdir = _PATH_TMP; 60 if ((tmpdir = strdup(tmpdir)) == NULL) 61 errx(1, "Out of memory"); 62 /* Strip trailing '/' if necessary */ 63 cp = tmpdir + strlen(tmpdir) - 1; 64 while (cp > tmpdir && *cp == '/') { 65 *cp = '\0'; 66 cp--; 67 } 68 69 /* 70 * It's okay to call savestr in here because main will 71 * do a spreserve() after us. 72 */ 73 if (myname != NULL) { 74 if (getuserid(myname) < 0) 75 errx(1, "\"%s\" is not a user of this system", myname); 76 } else { 77 if ((cp = username()) == NULL) { 78 myname = "ubluit"; 79 if (rcvmode) 80 errx(1, "Who are you!?"); 81 } else 82 myname = savestr(cp); 83 } 84 if ((cp = getenv("HOME")) == NULL || *cp == '\0' || 85 strlen(cp) >= PATHSIZE) 86 homedir = NULL; 87 else 88 homedir = savestr(cp); 89 if (debug) 90 printf("user = %s, homedir = %s\n", myname, 91 homedir ? homedir : "NONE"); 92 } 93