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Annotation of 43BSD/usr.lib/libcurses/getch.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1980 Regents of the University of California.
                      3:  * All rights reserved.  The Berkeley software License Agreement
                      4:  * specifies the terms and conditions for redistribution.
                      5:  */
                      6: 
                      7: #ifndef lint
                      8: static char sccsid[] = "@(#)getch.c    5.3 (Berkeley) 4/16/86";
                      9: #endif not lint
                     10: 
                     11: # include      "curses.ext"
                     12: 
                     13: /*
                     14:  *     This routine reads in a character from the window.
                     15:  *
                     16:  */
                     17: wgetch(win)
                     18: reg WINDOW     *win; {
                     19: 
                     20:        reg bool        weset = FALSE;
                     21:        reg char        inp;
                     22: 
                     23:        if (!win->_scroll && (win->_flags&_FULLWIN)
                     24:            && win->_curx == win->_maxx - 1 && win->_cury == win->_maxy - 1)
                     25:                return ERR;
                     26: # ifdef DEBUG
                     27:        fprintf(outf, "WGETCH: _echoit = %c, _rawmode = %c\n", _echoit ? 'T' : 'F', _rawmode ? 'T' : 'F');
                     28: # endif
                     29:        if (_echoit && !_rawmode) {
                     30:                cbreak();
                     31:                weset++;
                     32:        }
                     33:        inp = getchar();
                     34: # ifdef DEBUG
                     35:        fprintf(outf,"WGETCH got '%s'\n",unctrl(inp));
                     36: # endif
                     37:        if (_echoit) {
                     38:                mvwaddch(curscr, win->_cury + win->_begy,
                     39:                        win->_curx + win->_begx, inp);
                     40:                waddch(win, inp);
                     41:        }
                     42:        if (weset)
                     43:                nocbreak();
                     44:        return inp;
                     45: }

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