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From: Ulrike Fischer <news3@nililand.de>
To: ntg-context@ntg.nl
Subject: Re: Dubious "checksum mismatch" message on log file
Date: Thu, 2 Feb 2012 09:54:43 +0100	[thread overview]
Message-ID: <2cxax36dyxez.dlg@nililand.de> (raw)
In-Reply-To: <20120201152309.GE3054@khaled-laptop>

Am Wed, 1 Feb 2012 17:23:09 +0200 schrieb Khaled Hosny:


> I tried printing the tfm table we pass to the backed, and the checksum
> matches the one in the VF file, so this is a bit confusing 

Well I actually don't know what test is actually done (and why
exactly) but some remarks:

1. If I try to convert the binary "pplr7t.vf" to the readable
vpl-file I need *two* tfm-files: pplr7t.tfm and pplr8r.tfm. 

2. vftovp tells me during the conversion:
   "Check sum in VF file being replaced by TFM check sum" 
which probably means that the vpl-file doesn't contain the original
checksum(s) of the vf-file.

3. The vpl file contains two checksums:

(CHECKSUM O 25136566211)

and a checksum in the mapfont entry:

(MAPFONT D 0
   (FONTNAME pplr8r)
   (FONTCHECKSUM O 36571141413)
   (FONTAT R 1.0)
   (FONTDSIZE R 10.0)
   )

So which of both is actually checked against which tfm checksum (and
gives the mismatch message)?


Btw: Two years ago I ran against a checksum mismatch message
concerning the width of characters. In this case the culprit was a
different calculation method for tfm and vf:

http://tug.org/mailman/htdig/pdftex/2009-May/008035.html


-- 
Ulrike Fischer 

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  reply	other threads:[~2012-02-02  8:54 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-01  1:09 Vladimir Lomov
2012-02-01  1:37 ` luigi scarso
2012-02-01  6:00   ` Vladimir Lomov
2012-02-01  7:45     ` luigi scarso
2012-02-01  9:21       ` Vladimir Lomov
2012-02-01  9:54         ` luigi scarso
2012-02-01 13:48           ` Vladimir Lomov
2012-02-01 14:04             ` luigi scarso
2012-02-02  1:28               ` Vladimir Lomov
2012-02-02  1:34                 ` luigi scarso
2012-02-01 14:15           ` Ulrike Fischer
2012-02-01 14:22             ` Hans Hagen
2012-02-02  1:21               ` Vladimir Lomov
2012-02-02  8:43                 ` Ulrike Fischer
2012-02-02  8:45                 ` Hans Hagen
2012-02-01 14:47             ` luigi scarso
2012-02-01 15:51               ` Khaled Hosny
2012-02-01 15:23             ` Khaled Hosny
2012-02-02  8:54               ` Ulrike Fischer [this message]
2012-02-02 12:30           ` luigi scarso
2012-02-02 14:47             ` luigi scarso

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