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Revert "console ASCII glyph 1:1 mapping"

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This reverts commit 1c55f18717.

Ingo Brueckl was assuming that reverting to 1:1 mapping for chars >= 128
was not useful, but it happens to be: due to the limitations of the
Linux console, when a blind user wants to read BIG5 on it, he has no
other way than loading a font without SFM and let the 1:1 mapping permit
the screen reader to get the BIG5 encoding.

Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Samuel Thibault 2009-04-18 22:17:17 +02:00 committed by Linus Torvalds
parent 42a17ad276
commit c0b7988200
1 changed files with 1 additions and 1 deletions
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2
drivers/char/vt.c
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@ -2274,7 +2274,7 @@ rescan_last_byte:
continue; /* nothing to display */
}
/* Glyph not found */
if ((!(vc->vc_utf && !vc->vc_disp_ctrl) && c < 128) && !(c & ~charmask)) {
if ((!(vc->vc_utf && !vc->vc_disp_ctrl) || c < 128) && !(c & ~charmask)) {
/* In legacy mode use the glyph we get by a 1:1 mapping.
This would make absolutely no sense with Unicode in mind,
but do this for ASCII characters since a font may lack