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Annotation of src/usr.bin/mail/temp.c, Revision 1.1

1.1     ! deraadt     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: @(#)temp.c       8.1 (Berkeley) 6/6/93";
        !            36: static char rcsid[] = "$Id: temp.c,v 1.4 1994/11/28 20:03:40 jtc Exp $";
        !            37: #endif /* not lint */
        !            38:
        !            39: #include "rcv.h"
        !            40: #include <errno.h>
        !            41: #include "extern.h"
        !            42:
        !            43: /*
        !            44:  * Mail -- a mail program
        !            45:  *
        !            46:  * Give names to all the temporary files that we will need.
        !            47:  */
        !            48:
        !            49: char   *tempMail;
        !            50: char   *tempQuit;
        !            51: char   *tempEdit;
        !            52: char   *tempResid;
        !            53: char   *tempMesg;
        !            54: char   *tmpdir;
        !            55:
        !            56: void
        !            57: tinit()
        !            58: {
        !            59:        register char *cp;
        !            60:        int len;
        !            61:
        !            62:        if ((tmpdir = getenv("TMPDIR")) == NULL) {
        !            63:                tmpdir = _PATH_TMP;
        !            64:        }
        !            65:
        !            66:        tempMail  = tempnam (tmpdir, "Rs");
        !            67:        tempResid = tempnam (tmpdir, "Rq");
        !            68:        tempQuit  = tempnam (tmpdir, "Rm");
        !            69:        tempEdit  = tempnam (tmpdir, "Re");
        !            70:        tempMesg  = tempnam (tmpdir, "Rx");
        !            71:
        !            72:        /*
        !            73:         * It's okay to call savestr in here because main will
        !            74:         * do a spreserve() after us.
        !            75:         */
        !            76:        if (myname != NOSTR) {
        !            77:                if (getuserid(myname) < 0) {
        !            78:                        printf("\"%s\" is not a user of this system\n",
        !            79:                            myname);
        !            80:                        exit(1);
        !            81:                }
        !            82:        } else {
        !            83:                if ((cp = username()) == NOSTR) {
        !            84:                        myname = "ubluit";
        !            85:                        if (rcvmode) {
        !            86:                                printf("Who are you!?\n");
        !            87:                                exit(1);
        !            88:                        }
        !            89:                } else
        !            90:                        myname = savestr(cp);
        !            91:        }
        !            92:        if ((cp = getenv("HOME")) == NOSTR)
        !            93:                cp = ".";
        !            94:        homedir = savestr(cp);
        !            95:        if (debug)
        !            96:                printf("user = %s, homedir = %s\n", myname, homedir);
        !            97: }