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Re: Invalid read syntax for compiled bool vector

From: Andreas Schwab
Subject: Re: Invalid read syntax for compiled bool vector
Date: Tue, 27 Apr 2004 00:01:07 +0200
User-agent: Gnus/5.1006 (Gnus v5.10.6) Emacs/21.3.50 (gnu/linux)

Lars Brinkhoff <address@hidden> writes:

> Andreas Schwab <address@hidden> writes:
>> Richard Stallman <address@hidden> writes:
>> >     Apparently, you have to bind coding-system-for-write before
>> >     writing a source file with a literal bool-vector constant in
>> >     it, or else Emacs will either ask the user for the coding
>> >     system, or write the file using some default coding system
>> >     which may not do the right thing.
>> > I guess we should change the syntax for bool-vectors so as to put
>> > just 4 bits into each character.  The question is how to do that
>> > in a somewhat compatible way.
>> The print syntax could use octal or hexadecimal escapes in the bit string.
> Yes.  Since the print syntax for bool-vectors looks like strings, I
> would sugggest doing whatever the print syntax for strings does.

I have now changed the print syntax to always use octal escapes for
non-ascii characters in the bool-vector string.  This way the string will
always be read as unibyte string, avoiding all coding issues.


Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux AG, Maxfeldstraße 5, 90409 Nürnberg, Germany
Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."

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