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Message-ID: <a82d0a9e-0970-bef2-2349-9e2fc028928d@dronecode.org.uk>
Date: Sat, 8 Oct 2022 14:01:50 +0100
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Subject: Re: Frequent Warning messages using gv
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To: Fergus Daly <fergusd84 AT outlook DOT com>,
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On 05/10/2022 06:45, Fergus Daly wrote:
> Whenever I use gv on a PostScript file as in
> $ gv filename.ps
> then a (usually) successful display is (almost invariably) accompanied by Warning messages about font conversions.
> It is not obvious what limitations or errors are affecting the displayed output, if any, and I have got into the habit
> of issuing the command with the qualifier
> $ gv filename.ps 2> /dev/null
> However: the Warning messages whilst occasionally very esoteric nearly always include the form
> Warning: Missing charsets in String to FontSet conversion
> Warning: Cannot convert string "-*-Helvetica-Bold-R-Normal--*-120-*-*-P-*-ISO8859-1" to type FontStruct
> Warning: Cannot convert string "-*-Helvetica-Medium-R-Normal--*-100-*-*-P-*-ISO8859-1" to type FontStruct
> Warning: Cannot convert string "-*-Helvetica-Medium-R-Normal--*-120-*-*-P-*-ISO8859-1" to type FontStruct
> Warning: Cannot convert string "-*-Helvetica-Medium-R-Normal--*-140-*-*-P-*-ISO8859-1" to type FontStruct
> Is there some additional fonts package or group of packages that I could usefully incorporate into my Cygwin setup that
> would reduce warnings when using gv? (And maybe improve the rendering of outputs.)
> My directory /usr/share/fonts/microsoft/ contains 120+ ttf links, though none looking anything like helv*.

Installing 'xorg-x11-fonts-dpi75' and/or 'xorg-x11-fonts-dpi100' will 
probably resolve these warnings.

It's unclear to me if gv needs a dependency on more font packages or 
not, since the PS could be using any fonts?


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