1 /* $OpenBSD: temp.c,v 1.18 2018/09/16 02:38:57 millert Exp $ */ 2 /* $NetBSD: temp.c,v 1.5 1996/06/08 19:48:42 christos Exp $ */ 3 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. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #include "rcv.h" 34 #include <pwd.h> 35 #include "extern.h" 36 37 /* 38 * Mail -- a mail program 39 * 40 * Give names to all the temporary files that we will need. 41 */ 42 43 char *tmpdir; 44 45 void 46 tinit(void) 47 { 48 char *cp; 49 50 tmpdir = _PATH_TMP; 51 if ((tmpdir = strdup(tmpdir)) == NULL) 52 err(1, "strdup"); 53 54 /* Strip trailing '/' if necessary */ 55 cp = tmpdir + strlen(tmpdir) - 1; 56 while (cp > tmpdir && *cp == '/') { 57 *cp = '\0'; 58 cp--; 59 } 60 61 /* 62 * It's okay to call savestr in here because main will 63 * do a spreserve() after us. 64 */ 65 if (myname != NULL) { 66 uid_t uid; 67 68 if (uid_from_user(myname, &uid) == -1) 69 errx(1, "\"%s\" is not a user of this system", myname); 70 } else { 71 if ((myname = username()) == NULL) { 72 myname = "nobody"; 73 if (rcvmode) 74 exit(1); 75 } else 76 myname = savestr(myname); 77 } 78 if ((cp = getenv("HOME")) == NULL || *cp == '\0' || 79 strlen(cp) >= PATHSIZE) 80 homedir = NULL; 81 else 82 homedir = savestr(cp); 83 if (debug) 84 printf("user = %s, homedir = %s\n", myname, 85 homedir ? homedir : "NONE"); 86 } 87