2.9BSD - /usr/src/lib/curses/getch.c

   1: # include   "curses.ext"
   2: 
   3: /*
   4:  *	This routine reads in a character from the window.
   5:  *
   6:  * 5/11/81 (Berkeley) @(#)getch.c	1.2
   7:  */
   8: wgetch(win)
   9: reg WINDOW  *win; {
  10: 
  11:     reg bool    weset = FALSE;
  12:     reg char    inp;
  13: 
  14:     if (!win->_scroll && (win->_flags&_FULLWIN)
  15:         && win->_curx == win->_maxx - 1 && win->_cury == win->_maxy - 1)
  16:         return ERR;
  17: # ifdef DEBUG
  18:     fprintf(outf, "WGETCH: _echoit = %c, _rawmode = %c\n", _echoit ? 'T' : 'F', _rawmode ? 'T' : 'F');
  19: # endif
  20:     if (_echoit && !_rawmode) {
  21:         raw();
  22:         weset++;
  23:     }
  24:     inp = getchar();
  25: # ifdef DEBUG
  26:     fprintf(outf,"WGETCH got '%s'\n",unctrl(inp));
  27: # endif
  28:     if (_echoit) {
  29:         mvwaddch(curscr, win->_cury, win->_curx, inp);
  30:         waddch(win, inp);
  31:     }
  32:     if (weset)
  33:         noraw();
  34:     return inp;
  35: }

Defined functions