GNU bug report logs - #71766
30.0.60; HarfBuzz is not used in the Cygwin-w32 build

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Message #13 received at 71766-done <at> debbugs.gnu.org (full text, mbox):

From: Ken Brown <kbrown <at> cornell.edu>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 71766-done <at> debbugs.gnu.org
Subject: Re: bug#71766: 30.0.60; HarfBuzz is not used in the Cygwin-w32 build
Date: Tue, 25 Jun 2024 11:36:43 -0400

On 6/24/2024 10:34 PM, Eli Zaretskii wrote:
>> Date: Mon, 24 Jun 2024 21:18:31 -0400
>> From: Ken Brown <kbrown <at> cornell.edu>
>>
>> The HarfBuzz library is hard-coded as libharfbuzz-0.dll in
>> w32uniscribe.c, but this is only valid on MS-Windows.  On Cygwin the
>> library is cygharfbuzz-0.dll.  As a result, HarfBuzz is not used in the
>> Cygwin-w32 build.  The obvious fix is
> 
> Please install this on the emacs-30 branch if it's all that is needed.

Done.

>> Before pushing this, I'd like to test it, but I don't know enough about
>> HarfBuzz to do that.  Can someone tell me how to test that HarfBuzz is
>> actually being used as intended?  All I've done so far is to start emacs
>> and note that the display looks reasonable.
> 
> Type "C-u C-x =" on some character, it should tell you what is the
> backend (at the beginning of the font name).  I would also use "C-h h"
> to compare the display with another configuration where you know
> HarfBuzz is being used.

Thanks, it looks good.  Closing.

Ken

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