1 /* $NetBSD: cu.c,v 1.3 1994/12/08 09:30:48 jtc Exp $ */ 2 3 /* 4 * Copyright (c) 1983, 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. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36 #ifndef lint 37 #if 0 38 static char sccsid[] = "@(#)cu.c 8.1 (Berkeley) 6/6/93"; 39 #endif 40 static char rcsid[] = "$NetBSD: cu.c,v 1.3 1994/12/08 09:30:48 jtc Exp $"; 41 #endif /* not lint */ 42 43 #include "tip.h" 44 45 void cleanup(); 46 47 /* 48 * Botch the interface to look like cu's 49 */ 50 cumain(argc, argv) 51 char *argv[]; 52 { 53 register int i; 54 static char sbuf[12]; 55 56 if (argc < 2) { 57 printf("usage: cu telno [-t] [-s speed] [-a acu] [-l line] [-#]\n"); 58 exit(8); 59 } 60 CU = DV = NOSTR; 61 BR = DEFBR; 62 for (; argc > 1; argv++, argc--) { 63 if (argv[1][0] != '-') 64 PN = argv[1]; 65 else switch (argv[1][1]) { 66 67 case 't': 68 HW = 1, DU = -1; 69 --argc; 70 continue; 71 72 case 'a': 73 CU = argv[2]; ++argv; --argc; 74 break; 75 76 case 's': 77 if (argc < 3 || speed(atoi(argv[2])) == 0) { 78 fprintf(stderr, "cu: unsupported speed %s\n", 79 argv[2]); 80 exit(3); 81 } 82 BR = atoi(argv[2]); ++argv; --argc; 83 break; 84 85 case 'l': 86 DV = argv[2]; ++argv; --argc; 87 break; 88 89 case '0': case '1': case '2': case '3': case '4': 90 case '5': case '6': case '7': case '8': case '9': 91 if (CU) 92 CU[strlen(CU)-1] = argv[1][1]; 93 if (DV) 94 DV[strlen(DV)-1] = argv[1][1]; 95 break; 96 97 default: 98 printf("Bad flag %s", argv[1]); 99 break; 100 } 101 } 102 signal(SIGINT, cleanup); 103 signal(SIGQUIT, cleanup); 104 signal(SIGHUP, cleanup); 105 signal(SIGTERM, cleanup); 106 107 /* 108 * The "cu" host name is used to define the 109 * attributes of the generic dialer. 110 */ 111 (void)sprintf(sbuf, "cu%d", BR); 112 if ((i = hunt(sbuf)) == 0) { 113 printf("all ports busy\n"); 114 exit(3); 115 } 116 if (i == -1) { 117 printf("link down\n"); 118 (void)uu_unlock(uucplock); 119 exit(3); 120 } 121 setbuf(stdout, NULL); 122 loginit(); 123 user_uid(); 124 vinit(); 125 setparity("none"); 126 boolean(value(VERBOSE)) = 0; 127 if (HW) 128 ttysetup(speed(BR)); 129 if (connect()) { 130 printf("Connect failed\n"); 131 daemon_uid(); 132 (void)uu_unlock(uucplock); 133 exit(1); 134 } 135 if (!HW) 136 ttysetup(speed(BR)); 137 } 138