(syms_of_msdos): Initialize dos-unsupported-char-glyph with make_number.

(IT_write_glyphs): Extract glyph from dos-unsupported-char-glyph with XINT.

diff --git a/src/msdos.c b/src/msdos.c
index 46bf7f46c303b0cffa43eb48bac5c3c71ae737f6..bce41f56c9c8f1750074930edae4680c56265aba 100644 (file)
--- a/src/msdos.c
+++ b/src/msdos.c
@@ -951,8 +951,8 @@ static void
 IT_write_glyphs (struct glyph *str, int str_len)
 {
   unsigned char *screen_buf, *screen_bp, *screen_buf_end, *bp;
-  int unsupported_face = FAST_GLYPH_FACE (Vdos_unsupported_char_glyph);
-  unsigned unsupported_char= FAST_GLYPH_CHAR (Vdos_unsupported_char_glyph);
+  int unsupported_face = 0;
+  unsigned unsupported_char = '\177';
   int offset = 2 * (new_pos_X + screen_size_X * new_pos_Y);
   register int sl = str_len;
   register int tlen = GLYPH_TABLE_LENGTH;
@@ -978,6 +978,13 @@ IT_write_glyphs (struct glyph *str, int str_len)
 
   if (str_len <= 0) return;
 
+  /* Set up the unsupported character glyph */
+  if (!NILP (Vdos_unsupported_char_glyph))
+    {
+      unsupported_char = FAST_GLYPH_CHAR (XINT (Vdos_unsupported_char_glyph));
+      unsupported_face = FAST_GLYPH_FACE (XINT (Vdos_unsupported_char_glyph));
+    }
+
   screen_buf = screen_bp = alloca (str_len * 2);
   screen_buf_end = screen_buf + str_len * 2;
   sf = SELECTED_FRAME();
@@ -1042,7 +1049,7 @@ IT_write_glyphs (struct glyph *str, int str_len)
          if (! CHAR_VALID_P (ch, 0))
            {
              g = !NILP (Vdos_unsupported_char_glyph)
-               ? Vdos_unsupported_char_glyph
+               ? XINT (Vdos_unsupported_char_glyph)
                : MAKE_GLYPH (sf, '\177', GLYPH_FACE (sf, g));
              ch = FAST_GLYPH_CHAR (g);
            }
@@ -5280,7 +5287,7 @@ syms_of_msdos ()
   DEFVAR_LISP ("dos-unsupported-char-glyph", &Vdos_unsupported_char_glyph,
               doc: /* *Glyph to display instead of chars not supported by current codepage.
 This variable is used only by MSDOS terminals.  */);
-  Vdos_unsupported_char_glyph = '\177';
+  Vdos_unsupported_char_glyph = make_number ('\177');
 
 #endif
 #ifndef subprocesses