1 /* $NetBSD: temp.c,v 1.15 2002/03/06 17:36:44 wiz Exp $ */ 2 3 /* 4 * Copyright (c) 1980, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36 #include <sys/cdefs.h> 37 #ifndef lint 38 #if 0 39 static char sccsid[] = "@(#)temp.c 8.1 (Berkeley) 6/6/93"; 40 #else 41 __RCSID("$NetBSD: temp.c,v 1.15 2002/03/06 17:36:44 wiz Exp $"); 42 #endif 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(void) 58 { 59 const char *cp; 60 char *p; 61 62 if ((tmpdir = getenv("TMPDIR")) == NULL || *tmpdir == '\0') 63 tmpdir = _PATH_TMP; 64 65 if ((tmpdir = strdup(tmpdir)) == NULL) 66 errx(1, "Out of memory"); 67 68 /* Remove trailing slashes. */ 69 p = tmpdir + strlen(tmpdir) - 1; 70 while (p > tmpdir && *p == '/') { 71 *p = '\0'; 72 p--; 73 } 74 75 /* 76 * It's okay to call savestr in here because main will 77 * do a spreserve() after us. 78 */ 79 if (myname != NULL) { 80 if (getuserid(myname) < 0) 81 errx(1, "\"%s\" is not a user of this system", myname); 82 } else { 83 if ((cp = username()) == NULL) { 84 myname = "nobody"; 85 if (rcvmode) 86 exit(1); 87 } else 88 myname = savestr(cp); 89 } 90 if ((cp = getenv("HOME")) == NULL) 91 cp = "."; 92 homedir = savestr(cp); 93 if (debug) 94 printf("user = %s, homedir = %s\n", myname, homedir); 95 } 96