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From: Fergus Daly <fergusd84 AT outlook DOT com>
To: Jon Turney <jon DOT turney AT dronecode DOT org DOT uk>,
        The Cygwin Mailing List
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Subject: Re: Frequent Warning messages using gv
Thread-Topic: Frequent Warning messages using gv
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Date: Sat, 8 Oct 2022 19:22:33 +0000
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Thank you.
Installing these two packages has done the trick, at least for the several files that previously generated warning messages.

Sent via Outlook on my Asus ZenFone 8
________________________________
From: Jon Turney <jon DOT turney AT dronecode DOT org DOT uk>
Sent: Saturday, October 8, 2022 2:01:50 PM
To: Fergus Daly <fergusd84 AT outlook DOT com>; The Cygwin Mailing List <cygwin AT cygwin DOT com>
Subject: Re: Frequent Warning messages using gv

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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