1 /* $OpenBSD: rdistd.c,v 1.10 2015/02/08 23:40:34 deraadt Exp $ */ 2 3 /* 4 * Copyright (c) 1983 Regents of the University of California. 5 * 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 <stdio.h> 33 #include <stdlib.h> 34 #include <unistd.h> 35 36 #include "server.h" 37 38 int main(int, char **, char **); 39 static void usage(void); 40 41 /* 42 * Print usage message 43 */ 44 static void 45 usage(void) 46 { 47 fprintf(stderr, "usage: %s [-DV] -S\n", progname); 48 exit(1); 49 } 50 51 char localmsglist[] = "syslog=ferror"; 52 53 /* 54 * The Beginning 55 */ 56 int 57 main(int argc, char **argv, char **envp) 58 { 59 extern char *__progname; 60 char *cp; 61 int c; 62 63 progname = __progname; 64 65 if (init(argc, argv, envp) < 0) 66 exit(1); 67 68 while ((c = getopt(argc, argv, "SDV")) != -1) 69 switch (c) { 70 case 'S': 71 isserver = 1; 72 break; 73 74 case 'D': 75 debug++; 76 break; 77 78 case 'V': 79 printf("%s\n", getversion()); 80 exit(0); 81 82 case '?': 83 default: 84 error("Bad command line option."); 85 usage(); 86 } 87 88 if (!isserver) { 89 error("Use the -S option to run this program in server mode."); 90 exit(1); 91 } 92 93 /* Use stdin and stdout for remote descriptors */ 94 rem_r = fileno(stdin); 95 rem_w = fileno(stdout); 96 97 /* Set logging */ 98 if ((cp = msgparseopts(localmsglist, TRUE)) != NULL) 99 fatalerr("Bad message logging option (%s): %s", 100 localmsglist, cp); 101 102 /* 103 * Main processing function 104 */ 105 server(); 106 107 exit(nerrs != 0); 108 } 109