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29 lines
570 B
C
29 lines
570 B
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details
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* PROJECT: ReactOS system libraries
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* FILE: lib/sdk/crt/conio/ungetch.c
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* PURPOSE: Ungets a character from stdin
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* PROGRAMER: DJ Delorie
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Ariadne [ Adapted from djgpp libc ]
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* UPDATE HISTORY:
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* 28/12/98: Created
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*/
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#include <precomp.h>
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int char_avail = 0;
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int ungot_char = 0;
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/*
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* @implemented
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*/
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int _ungetch(int c)
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{
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if (char_avail)
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return(EOF);
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ungot_char = c;
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char_avail = 1;
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return(c);
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}
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