[OS X TeX] TeXShop's %& ugly bug
jerome.laurens at u-bourgogne.fr
Fri Sep 10 03:34:58 EDT 2004
Malcolm Ross says
"In TeXShop 1.35 the user has the option of setting the program and the
encoding at the beginning of the .tex or .ltx file to be typeset, and I
find it convenient to place the two lines below at the top of my file:
I once asked the list for the best way to add this kind of meta data to
the TeX source file.
I find intrusive this kind of policy and wanted to take advise from
real users before deliberately polluting the source.
No one answered except Gerben Wierda who cleverly pointed out that the
syntax of the meta data should in no way interfere with other existing
This is why iTeXMac defined its own syntax and replaced the %& prefix
by the %!iTeXMac.
It seems that TeXShop developpers don't care about this kind of
The choice of extending abusively the widely adopted %&format first
line syntax is a really bad idea.
For example, ask latest OzTeX 5.2 to typeset the following Plain TeX
You will be answered
This is TeX, Version 3.14159 (no format preloaded)
Sorry, I can't find the format file: encoding=whatever.fmt
Memory allocated: 2784638 bytes.
Time elapsed: 0.0 seconds.
We cannot consider this is a bug in OzTeX, it is definitely TeXShop's
preemptive, closed and selfish design.
So it might be advisable to avoid this new "feature" as long as it is
not implemented in a safer way.
I am wondering if this kind of weird/bad implementation (amongst
others) could not be avoided by the TeXShop developper team just by
modestly taking advise from the rest of the world. For example, they
probably had better participate to the TeX wrapper discussion we had
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