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43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini tty implementation for busybox
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*
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* Copyright (C) 2000 Edward Betts <edward@debian.org>.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include "busybox.h"
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#include <stdio.h>
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#include <sys/types.h>
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extern int tty_main(int argc, char **argv)
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{
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char *tty;
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if (argc > 1) {
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if (argv[1][0] != '-' || argv[1][1] != 's')
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usage(tty_usage);
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} else {
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tty = ttyname(0);
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if (tty)
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puts(tty);
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else
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puts("not a tty");
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}
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return(isatty(0) ? TRUE : FALSE);
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}
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