Mail Archives: cygwin/2022/10/08/13:11:13

Ken Brown <kbrown AT cornell DOT edu> · Sat, 8 Oct 2022 13:09:47 -0400

On 10/8/2022 9:01 AM, Jon Turney wrote:
> 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?

I could go either way on this.  On the one hand, gv is a postscript viewer and 
has no control over what fonts it might be asked to display.  On the other hand, 
gv is intended to be run under X11, so maybe it should require the most basic 
X11 fonts.

Ken

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Date:	Sat, 8 Oct 2022 13:09:47 -0400
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Subject:	Re: Frequent Warning messages using gv
To:	cygwin AT cygwin DOT com
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