1/* $NetBSD: temp.c,v 1.21 2006/11/28 18:45:32 christos 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. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32#include <sys/cdefs.h> 33#ifndef lint 34#if 0 35static char sccsid[] = "@(#)temp.c 8.1 (Berkeley) 6/6/93"; 36#else 37__RCSID("$NetBSD: temp.c,v 1.21 2006/11/28 18:45:32 christos Exp $"); 38#endif 39#endif /* not lint */ 40 41#include "rcv.h" 42#include <util.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 51PUBLIC void 52tinit(void) 53{ 54 char pathbuf[MAXPATHLEN]; 55 const char *cp; 56 char *p; 57 58 /* 59 * It's okay to call savestr in here because main will 60 * do a spreserve() after us. 61 */ 62 if ((cp = getenv("TMPDIR")) == NULL || *cp == '\0') 63 cp = _PATH_TMP; 64 65 tmpdir = savestr(cp); 66 67 /* Remove trailing slashes. */ 68 p = tmpdir + strlen(tmpdir) - 1; 69 while (p > tmpdir && *p == '/') { 70 *p = '\0'; 71 p--; 72 } 73 74 if (myname != NULL) { 75 if (getuserid(myname) < 0) 76 errx(EXIT_FAILURE, "`%s' is not a user of this system", myname); 77 } 78 else { 79 if ((cp = username()) == NULL) { 80 myname = savestr("nobody"); 81 if (mailmode == mm_receiving) 82 errx(EXIT_FAILURE, "who am I receiving for?"); 83 } else 84 myname = savestr(cp); 85 } 86 if ((cp = getenv("HOME")) == NULL) 87 cp = "."; 88 homedir = savestr(cp); 89 90 if (getcwd(pathbuf, sizeof(pathbuf)) != NULL) 91 origdir = savestr(pathbuf); 92 else { 93 warn("getcwd"); 94 origdir = savestr("."); 95 } 96 97 if (debug) 98 (void)printf("user = %s, homedir = %s, origdir = %s\n", 99 myname, homedir, origdir); 100} 101