179 lines
3.7 KiB
C
179 lines
3.7 KiB
C
/*
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* Copyright (c) 1988, 1990 Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted provided
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* that: (1) source distributions retain this entire copyright notice and
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* comment, and (2) distributions including binaries display the following
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* acknowledgement: ``This product includes software developed by the
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* University of California, Berkeley and its contributors'' in the
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* documentation or other materials provided with the distribution and in
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* all advertising materials mentioning features or use of this software.
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* Neither the name of the University nor the names of its contributors may
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* be used to endorse or promote products derived from this software without
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* specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#ifndef lint
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char copyright[] =
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"@(#) Copyright (c) 1988, 1990 Regents of the University of California.\n\
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All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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static char sccsid[] = "@(#)main.c 5.1 (Berkeley) 9/14/90";
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#endif /* not lint */
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#include <sys/types.h>
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#if defined(unix)
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#include <strings.h>
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#else /* defined(unix) */
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#include <string.h>
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#endif /* defined(unix) */
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#include "ring.h"
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#include "externs.h"
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#include "defines.h"
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/*
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* Initialize variables.
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*/
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void
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tninit()
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{
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init_terminal();
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init_network();
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init_telnet();
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init_sys();
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#if defined(TN3270)
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init_3270();
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#endif
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}
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int autologin;
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/*
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* main. Parse arguments, invoke the protocol or command parser.
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*/
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main(argc, argv)
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int argc;
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char *argv[];
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{
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extern char *optarg;
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extern int optind;
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int ch;
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#ifdef sgi
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char *user;
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#else
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char *user, *strrchr();
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#endif
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tninit(); /* Clear out things */
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#if defined(CRAY) && !defined(__STDC__)
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_setlist_init(); /* Work around compiler bug */
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#endif
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TerminalSaveState();
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if (prompt = strrchr(argv[0], '/'))
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++prompt;
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else
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prompt = argv[0];
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user = NULL;
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autologin = 0;
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while ((ch = getopt(argc, argv, "ade:l:n:")) != EOF) {
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switch(ch) {
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case 'a':
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autologin = 1;
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break;
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case 'd':
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debug = 1;
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break;
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case 'e':
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set_escape_char(optarg);
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break;
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case 'l':
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autologin = 1;
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user = optarg;
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break;
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case 'n':
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#if defined(TN3270) && defined(unix)
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/* distinguish between "-n oasynch" and "-noasynch" */
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if (argv[optind - 1][0] == '-' && argv[optind - 1][1]
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== 'n' && argv[optind - 1][2] == 'o') {
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if (!strcmp(optarg, "oasynch")) {
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noasynchtty = 1;
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noasynchnet = 1;
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} else if (!strcmp(optarg, "oasynchtty"))
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noasynchtty = 1;
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else if (!strcmp(optarg, "oasynchnet"))
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noasynchnet = 1;
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} else
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#endif /* defined(TN3270) && defined(unix) */
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SetNetTrace(optarg);
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break;
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#if defined(TN3270) && defined(unix)
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case 't':
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transcom = tline;
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(void)strcpy(transcom, optarg);
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break;
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#endif
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case '?':
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default:
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usage();
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/* NOTREACHED */
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}
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}
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argc -= optind;
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argv += optind;
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if (argc) {
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char *args[7], **argp = args;
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if (argc > 2)
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usage();
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*argp++ = prompt;
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if (user) {
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*argp++ = "-l";
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*argp++ = user;
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}
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*argp++ = argv[0]; /* host */
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if (argc > 1)
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*argp++ = argv[1]; /* port */
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*argp = 0;
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if (setjmp(toplevel) != 0)
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Exit(0);
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if (tn(argp - args, args) == 1)
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return (0);
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else
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return (1);
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}
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(void)setjmp(toplevel);
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for (;;) {
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#ifdef TN3270
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if (shell_active)
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shell_continue();
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else
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#endif
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command(1, 0, 0);
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}
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}
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usage()
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{
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fprintf(stderr, "usage: %s [-a] [ [-l user] host-name [port] ]\n",
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prompt);
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exit(1);
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}
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