79 lines
2.4 KiB
C
79 lines
2.4 KiB
C
/*
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* Copyright (c) 1982, 1986, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: @(#)prf.c 8.1 (Berkeley) 6/10/93
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* $Id: prf.c,v 1.1 1994/05/30 19:58:51 phil Exp $
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*/
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getchar()
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{
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register int c;
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while((c = cngetc()) == 0)
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;
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if (c == '\r')
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c = '\n';
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else if (c == ('c'&037)) {
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panic("^C");
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/* NOTREACHED */
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}
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if (c != '\b' && c != '\177')
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putchar(c);
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return(c);
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}
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tgetchar()
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{
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register int c;
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if ((c = cngetc()) == 0)
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return(0);
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if (c == '\r')
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c = '\n';
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else if (c == ('c'&037)) {
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panic("^C");
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/* NOTREACHED */
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}
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if (c != '\b' && c != '\177')
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putchar(c);
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return(c);
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}
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putchar(c)
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register int c;
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{
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cnputc(c);
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if (c == '\n')
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cnputc('\r');
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}
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