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CRSSRC12.ZOO
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getch.c
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C/C++ Source or Header
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1991-09-27
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2KB
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57 lines
/*
* Copyright (c) 1981 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by the University of California, Berkeley. The name of the
* University may not be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#ifndef lint
static char sccsid[] = "@(#)getch.c 5.5 (Berkeley) 6/30/88";
#endif /* not lint */
# include "curses.ext"
/*
* This routine reads in a character from the window.
*
*/
int wgetch(win)
reg WINDOW *win; {
reg bool weset = FALSE;
reg char inp;
if (!win->_scroll && (win->_flags&_FULLWIN)
&& win->_curx == win->_maxx - 1 && win->_cury == win->_maxy - 1)
return ERR;
# ifdef DEBUG
fprintf(outf, "WGETCH: _echoit = %c, _rawmode = %c\n", _echoit ? 'T' : 'F', _rawmode ? 'T' : 'F');
# endif
if (_echoit && !_rawmode) {
cbreak();
weset++;
}
inp = getchar();
# ifdef DEBUG
fprintf(outf,"WGETCH got '%s'\n",unctrl(inp));
# endif
if (_echoit) {
mvwaddch(curscr, win->_cury + win->_begy,
win->_curx + win->_begx, inp);
waddch(win, inp);
}
if (weset)
nocbreak();
return inp;
}