rosapps/mc/src/ncurses.patch

   1 This patch was written by Janne Kukonlehto  (jtklehto@stekt.oulu.fi),
   2 it adds 8 bit clean support to ncurses 1.8.5
   3
   4 --- ncurses-1.8.5/src/lib_addch.c.old   Sun Oct 30 21:03:08 1994
   5 +++ ncurses-1.8.5/src/lib_addch.c       Sun Oct 30 21:04:59 1994
   6 @@ -32,6 +32,13 @@
   7         if (y > win->_maxy  ||  x > win->_maxx  ||  y < 0  ||  x < 0)
   8             return(ERR);
   9
  10 +       /* Attempt to solve problems caused by
  11 +          sign-extension of eighth bit
  12 +          (this should make ncurses 8-bit clean) */
  13 +       if ((ch & A_ATTRIBUTES) == A_ATTRIBUTES){
  14 +               ch &= A_CHARTEXT;
  15 +       }
  16 +
  17         switch (ch&A_CHARTEXT) {
  18         case '\t':
  19                 for (newx = x + (8 - (x & 07)); x < newx; x++)