NetBSD/usr.bin/window/main.c

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/* $NetBSD: main.c,v 1.9 1998/10/14 00:58:48 wsanchez Exp $ */
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/*
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* Copyright (c) 1983, 1993
* The Regents of the University of California. All rights reserved.
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*
* This code is derived from software contributed to Berkeley by
* Edward Wang at The University of California, Berkeley.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
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#ifndef lint
__COPYRIGHT("@(#) Copyright (c) 1983, 1993\n\
The Regents of the University of California. All rights reserved.\n");
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#endif /* not lint */
#ifndef lint
#if 0
static char sccsid[] = "@(#)main.c 8.2 (Berkeley) 4/2/94";
#else
__RCSID("$NetBSD: main.c,v 1.9 1998/10/14 00:58:48 wsanchez Exp $");
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#endif
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#endif /* not lint */
#include <err.h>
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#include <paths.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "defs.h"
#include "window_string.h"
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#include "char.h"
#include "local.h"
int main __P((int, char **));
void usage __P((void));
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extern char *__progname; /* from crt0.o */
int
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main(argc, argv)
int argc;
char **argv;
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{
char *p;
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char fflag = 0;
char dflag = 0;
char xflag = 0;
char *cmd = 0;
char tflag = 0;
int ch;
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escapec = ESCAPEC;
debug = strcmp(__progname, "a.out") == 0;
while ((ch = getopt(argc, argv, "fc:e:tdDx")) != -1) {
switch (ch) {
case 'f':
fflag++;
break;
case 'c':
if (cmd != 0) {
warnx("Only one -c allowed");
usage();
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}
cmd = optarg;
break;
case 'e':
setescape(optarg);
break;
case 't':
tflag++;
break;
case 'd':
dflag++;
break;
case 'D':
debug = !debug;
break;
case 'x':
xflag++;
break;
default:
usage();
}
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}
if ((p = getenv("SHELL")) == 0)
p = _PATH_BSHELL;
if ((default_shellfile = str_cpy(p)) == 0)
errx(1, "Out of memory.");
if ((p = strrchr(default_shellfile, '/')))
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p++;
else
p = default_shellfile;
default_shell[0] = p;
default_shell[1] = 0;
default_nline = NLINE;
default_smooth = 1;
(void) gettimeofday(&starttime, (struct timezone *)0);
if (wwinit() < 0)
errx(1, "%s", wwerror());
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#ifdef OLD_TTY
if (debug)
wwnewtty.ww_tchars.t_quitc = wwoldtty.ww_tchars.t_quitc;
if (xflag) {
wwnewtty.ww_tchars.t_stopc = wwoldtty.ww_tchars.t_stopc;
wwnewtty.ww_tchars.t_startc = wwoldtty.ww_tchars.t_startc;
}
#else
if (debug) {
wwnewtty.ww_termios.c_cc[VQUIT] =
wwoldtty.ww_termios.c_cc[VQUIT];
wwnewtty.ww_termios.c_lflag |= ISIG;
}
if (xflag) {
wwnewtty.ww_termios.c_cc[VSTOP] =
wwoldtty.ww_termios.c_cc[VSTOP];
wwnewtty.ww_termios.c_cc[VSTART] =
wwoldtty.ww_termios.c_cc[VSTART];
wwnewtty.ww_termios.c_iflag |= IXON;
}
#endif
if (debug || xflag)
(void) wwsettty(0, &wwnewtty);
if ((cmdwin = wwopen(WWT_INTERNAL, wwbaud > 2400 ? WWO_REVERSE : 0, 1,
wwncol, 0, 0, 0)) == 0) {
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wwflush();
warnx("%s.\r", wwerror());
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goto bad;
}
SET(cmdwin->ww_wflags,
WWW_MAPNL | WWW_NOINTR | WWW_NOUPDATE | WWW_UNCTRL);
if ((framewin = wwopen(WWT_INTERNAL, WWO_GLASS|WWO_FRAME, wwnrow,
wwncol, 0, 0, 0)) == 0) {
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wwflush();
warnx("%s.\r", wwerror());
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goto bad;
}
wwadd(framewin, &wwhead);
if ((boxwin = wwopen(WWT_INTERNAL, WWO_GLASS, wwnrow, wwncol, 0, 0, 0))
== 0) {
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wwflush();
warnx("%s.\r", wwerror());
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goto bad;
}
fgwin = framewin;
wwupdate();
wwflush();
setvars();
setterse(tflag);
setcmd(1);
if (cmd != 0)
(void) dolongcmd(cmd, (struct value *)0, 0);
if (!fflag)
if (dflag || doconfig() < 0)
dodefault();
if (selwin != 0)
setcmd(0);
mloop();
bad:
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wwend(1);
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return 0;
}
void
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usage()
{
(void) fprintf(stderr,
"Usage: %s [-e escape-char] [-c command] [-t] [-f] [-d]\n",
__progname);
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exit(1);
}