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Re: [pdf-devel] Problems with task #64


From: gerel
Subject: Re: [pdf-devel] Problems with task #64
Date: Wed, 03 Sep 2008 12:10:42 -0700 (PDT)

 > Date: Fri, 29 Aug 2008 23:19:33 +0200
 > From: address@hidden
 > 
 >     > I just came to the gcc option -funsigned-char. We may use it and
 >     > remove the casts to the libc functions. 
 > 
 >    I don't believe that would solve anything really, because we are
 >    still trying to collapse two different types (regardless of its
 >    machine representation) in one. The same would happen with 'int'
 >    (for which we do have differentiated its signess).
 > 
 > Well, what we need is to operate on unsigned chars (values 0 -
 > 255). The problem is to have to cast the (char *) arguments in systems
 > where char is signed by default.

Hah, jemarch I'm confused now. You say we should use the -funsigned-char flag
and declare pdf_char_t as 'char' ?  Help me here.

cheers

-gerel




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