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 static char sccsid[] = "from: @(#)v7.local.c 8.1 (Berkeley) 6/6/93"; 36 static char rcsid[] = "$Id: v7.local.c,v 1.6 1994/06/29 05:09:48 deraadt Exp $"; 37 #endif /* not lint */ 38 39 /* 40 * Mail -- a mail program 41 * 42 * Version 7 43 * 44 * Local routines that are installation dependent. 45 */ 46 47 #include "rcv.h" 48 #include <stdlib.h> 49 #include <fcntl.h> 50 #include "extern.h" 51 52 /* 53 * Locate the user's mailbox file (ie, the place where new, unread 54 * mail is queued). 55 */ 56 void 57 findmail(user, buf) 58 char *user, *buf; 59 { 60 char *mbox; 61 62 if (!(mbox = getenv("MAIL"))) 63 (void)sprintf(buf, "%s/%s", _PATH_MAILDIR, user); 64 else 65 (void)strcpy(buf, mbox); 66 } 67 68 /* 69 * Get rid of the queued mail. 70 */ 71 void 72 demail() 73 { 74 75 if (value("keep") != NOSTR || rm(mailname) < 0) 76 close(creat(mailname, 0600)); 77 } 78 79 /* 80 * Discover user login name. 81 */ 82 char * 83 username() 84 { 85 char *np; 86 87 if ((np = getenv("USER")) != NOSTR) 88 return np; 89 return getname(getuid()); 90 } 91