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Annotation of 43BSDReno/usr.bin/tip/cu.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1983 The Regents of the University of California.
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * Redistribution and use in source and binary forms are permitted
        !             6:  * provided that: (1) source distributions retain this entire copyright
        !             7:  * notice and comment, and (2) distributions including binaries display
        !             8:  * the following acknowledgement:  ``This product includes software
        !             9:  * developed by the University of California, Berkeley and its contributors''
        !            10:  * in the documentation or other materials provided with the distribution
        !            11:  * and in all advertising materials mentioning features or use of this
        !            12:  * software. Neither the name of the University nor the names of its
        !            13:  * contributors may be used to endorse or promote products derived
        !            14:  * from this software without specific prior written permission.
        !            15:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
        !            16:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
        !            17:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            18:  */
        !            19: 
        !            20: #ifndef lint
        !            21: static char sccsid[] = "@(#)cu.c       5.9 (Berkeley) 6/1/90";
        !            22: #endif /* not lint */
        !            23: 
        !            24: #include "tip.h"
        !            25: 
        !            26: void   cleanup();
        !            27: 
        !            28: /*
        !            29:  * Botch the interface to look like cu's
        !            30:  */
        !            31: cumain(argc, argv)
        !            32:        char *argv[];
        !            33: {
        !            34:        register int i;
        !            35:        static char sbuf[12];
        !            36: 
        !            37:        if (argc < 2) {
        !            38:                printf("usage: cu telno [-t] [-s speed] [-a acu] [-l line] [-#]\n");
        !            39:                exit(8);
        !            40:        }
        !            41:        CU = DV = NOSTR;
        !            42:        BR = DEFBR;
        !            43:        for (; argc > 1; argv++, argc--) {
        !            44:                if (argv[1][0] != '-')
        !            45:                        PN = argv[1];
        !            46:                else switch (argv[1][1]) {
        !            47: 
        !            48:                case 't':
        !            49:                        HW = 1, DU = -1;
        !            50:                        --argc;
        !            51:                        continue;
        !            52: 
        !            53:                case 'a':
        !            54:                        CU = argv[2]; ++argv; --argc;
        !            55:                        break;
        !            56: 
        !            57:                case 's':
        !            58:                        if (argc < 3 || speed(atoi(argv[2])) == 0) {
        !            59:                                fprintf(stderr, "cu: unsupported speed %s\n",
        !            60:                                        argv[2]);
        !            61:                                exit(3);
        !            62:                        }
        !            63:                        BR = atoi(argv[2]); ++argv; --argc;
        !            64:                        break;
        !            65: 
        !            66:                case 'l':
        !            67:                        DV = argv[2]; ++argv; --argc;
        !            68:                        break;
        !            69: 
        !            70:                case '0': case '1': case '2': case '3': case '4':
        !            71:                case '5': case '6': case '7': case '8': case '9':
        !            72:                        if (CU)
        !            73:                                CU[strlen(CU)-1] = argv[1][1];
        !            74:                        if (DV)
        !            75:                                DV[strlen(DV)-1] = argv[1][1];
        !            76:                        break;
        !            77: 
        !            78:                default:
        !            79:                        printf("Bad flag %s", argv[1]);
        !            80:                        break;
        !            81:                }
        !            82:        }
        !            83:        signal(SIGINT, cleanup);
        !            84:        signal(SIGQUIT, cleanup);
        !            85:        signal(SIGHUP, cleanup);
        !            86:        signal(SIGTERM, cleanup);
        !            87: 
        !            88:        /*
        !            89:         * The "cu" host name is used to define the
        !            90:         * attributes of the generic dialer.
        !            91:         */
        !            92:        (void)sprintf(sbuf, "cu%d", BR);
        !            93:        if ((i = hunt(sbuf)) == 0) {
        !            94:                printf("all ports busy\n");
        !            95:                exit(3);
        !            96:        }
        !            97:        if (i == -1) {
        !            98:                printf("link down\n");
        !            99:                (void)uu_unlock(uucplock);
        !           100:                exit(3);
        !           101:        }
        !           102:        setbuf(stdout, NULL);
        !           103:        loginit();
        !           104:        user_uid();
        !           105:        vinit();
        !           106:        setparity("none");
        !           107:        boolean(value(VERBOSE)) = 0;
        !           108:        if (HW)
        !           109:                ttysetup(speed(BR));
        !           110:        if (connect()) {
        !           111:                printf("Connect failed\n");
        !           112:                daemon_uid();
        !           113:                (void)uu_unlock(uucplock);
        !           114:                exit(1);
        !           115:        }
        !           116:        if (!HW)
        !           117:                ttysetup(speed(BR));
        !           118: }

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