Re: commit 6a92b1fad makes FreeType reject woff files

[Alexei Podtelezhnikov]

We need to update internal copy of zlib

On Thu, Feb 27, 2020 at 6:59 AM Moazin Khatri <address@hidden> wrote:
>>
>> > There are 3 ways to solve this problem:
>> > 1. In devel/ftoption.h:226 enable the macro #define
>> >    FT_CONFIG_OPTION_SYSTEM_ZLIB
>> > 2. Revert my patch altogether. But then gzip encoded glyphs from
>> >    ot-svg fonts won't work. (Don't know the impact on WOFF2 fonts)
>> > 3. Update the internal version of zlib to the newest version.
>>
>> Solution 3 is the way to go, of course (and thanks for your
>> willingness to work on it :-).  However, as a temporary measure, maybe
>> you could add some #ifdef stuff until you are done with updating the
>> internal zlib?  `FT_CONFIG_OPTION_SYSTEM_ZLIB' is a user option, and
>> it has to work both switched on and off.
>
>
> You mean something like this?
>
> #ifdef FT_CONFIG_OPTION_SYSTEM_ZLIB
>     err = inflateInit2( &stream, MAX_WBITS|32 );
> #else
>     err = inflateInit2( &stream, MAX_WBITS );
> #endif
>
> Basically, support the gzip header only if a system installation of
> zlib is being used.



-- 
Alexei A. Podtelezhnikov, PhD