/[emacs]/emacs/man/msdog.texi
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revision 1.33 by miles, Mon Sep 1 15:45:46 2003 UTC revision 1.34 by eliz, Sun Nov 2 07:01:12 2003 UTC
# Line 141  the clipboard, and displays in the echo Line 141  the clipboard, and displays in the echo
141    
142  @vindex dos-display-scancodes  @vindex dos-display-scancodes
143    The variable @code{dos-display-scancodes}, when non-@code{nil},    The variable @code{dos-display-scancodes}, when non-@code{nil},
144  directs Emacs to display the ASCII value and the keyboard scan code of  directs Emacs to display the @acronym{ASCII} value and the keyboard scan code of
145  each keystroke; this feature serves as a complement to the  each keystroke; this feature serves as a complement to the
146  @code{view-lossage} command, for debugging.  @code{view-lossage} command, for debugging.
147    
# Line 466  Windows to capture a specific printer po Line 466  Windows to capture a specific printer po
466  redirect it to a networked printer via the @w{@code{Control  redirect it to a networked printer via the @w{@code{Control
467  Panel->Printers}} applet instead of @samp{net use}.  Panel->Printers}} applet instead of @samp{net use}.
468    
469    Some printers expect DOS codepage encoding of non-ASCII text, even    Some printers expect DOS codepage encoding of non-@acronym{ASCII} text, even
470  though they are connected to a Windows machine which uses a different  though they are connected to a Windows machine which uses a different
471  encoding for the same locale.  For example, in the Latin-1 locale, DOS  encoding for the same locale.  For example, in the Latin-1 locale, DOS
472  uses codepage 850 whereas Windows uses codepage 1252.  @xref{MS-DOS and  uses codepage 850 whereas Windows uses codepage 1252.  @xref{MS-DOS and
# Line 594  Create a coding system for a certain DOS Line 594  Create a coding system for a certain DOS
594    MS-DOS is designed to support one character set of 256 characters at    MS-DOS is designed to support one character set of 256 characters at
595  any given time, but gives you a variety of character sets to choose  any given time, but gives you a variety of character sets to choose
596  from.  The alternative character sets are known as @dfn{DOS codepages}.  from.  The alternative character sets are known as @dfn{DOS codepages}.
597  Each codepage includes all 128 ASCII characters, but the other 128  Each codepage includes all 128 @acronym{ASCII} characters, but the other 128
598  characters (codes 128 through 255) vary from one codepage to another.  characters (codes 128 through 255) vary from one codepage to another.
599  Each DOS codepage is identified by a 3-digit number, such as 850, 862,  Each DOS codepage is identified by a 3-digit number, such as 850, 862,
600  etc.  etc.
# Line 614  executables on other systems such as MS- Line 614  executables on other systems such as MS-
614  @cindex unibyte operation @r{(MS-DOS)}  @cindex unibyte operation @r{(MS-DOS)}
615    If you invoke Emacs on MS-DOS with the @samp{--unibyte} option    If you invoke Emacs on MS-DOS with the @samp{--unibyte} option
616  (@pxref{Initial Options}), Emacs does not perform any conversion of  (@pxref{Initial Options}), Emacs does not perform any conversion of
617  non-ASCII characters.  Instead, it reads and writes any non-ASCII  non-@acronym{ASCII} characters.  Instead, it reads and writes any non-@acronym{ASCII}
618  characters verbatim, and sends their 8-bit codes to the display  characters verbatim, and sends their 8-bit codes to the display
619  verbatim.  Thus, unibyte Emacs on MS-DOS supports the current codepage,  verbatim.  Thus, unibyte Emacs on MS-DOS supports the current codepage,
620  whatever it may be, but cannot even represent any other characters.  whatever it may be, but cannot even represent any other characters.
# Line 668  language environment for that script (@p Line 668  language environment for that script (@p
668    
669    If a buffer contains a character belonging to some other ISO 8859    If a buffer contains a character belonging to some other ISO 8859
670  character set, not the one that the chosen DOS codepage supports, Emacs  character set, not the one that the chosen DOS codepage supports, Emacs
671  displays it using a sequence of ASCII characters.  For example, if the  displays it using a sequence of @acronym{ASCII} characters.  For example, if the
672  current codepage doesn't have a glyph for the letter @samp{@`o} (small  current codepage doesn't have a glyph for the letter @samp{@`o} (small
673  @samp{o} with a grave accent), it is displayed as @samp{@{`o@}}, where  @samp{o} with a grave accent), it is displayed as @samp{@{`o@}}, where
674  the braces serve as a visual indication that this is a single character.  the braces serve as a visual indication that this is a single character.

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