Re: [NTG-context] project files searched for using TEXINPUTS

2006-05-17 Thread Hans Hagen
Sanjoy Mahajan wrote:
 Hans Hagen [EMAIL PROTECTED] wrote:
   
 Sanjoy Mahajan wrote:
 
 The last search, for 'abcd', runs through the entire TEXINPUTS path.
 The other searches have directories specified, so they will look
 only in those directories.
   
   

   
 the reason for the global search is that environments can be in your
 local tree (tex/context/user)
 

 Right, so the broad search should happen for environment files.  But in
 the example, the project files are also searched for broadly, and I
 think that search could be confusing.
   
environemnts projects products and components share the same code, so if you 
want this restriction, you should file a feature request 

Hans 

-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
 tel: 038 477 53 69 | fax: 038 477 53 74 | www.pragma-ade.com
 | www.pragma-pod.nl
-

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Re: [NTG-context] project files searched for using TEXINPUTS

2006-05-16 Thread Sanjoy Mahajan
Hans Hagen [EMAIL PROTECTED] wrote:
 Sanjoy Mahajan wrote:
  The last search, for 'abcd', runs through the entire TEXINPUTS path.
  The other searches have directories specified, so they will look
  only in those directories.


 the reason for the global search is that environments can be in your
 local tree (tex/context/user)

Right, so the broad search should happen for environment files.  But in
the example, the project files are also searched for broadly, and I
think that search could be confusing.

-Sanjoy
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Re: [NTG-context] project files searched for using TEXINPUTS

2006-05-15 Thread Hans Hagen
Sanjoy Mahajan wrote:
 In experimenting with projects, products, and components, I was tracing
 file searches (using Linux, teTeX 3.0 and kpathsea).

 From the cont-eni.pdf manual (p. 26 of the PDF file), explaining more
 about components and project structure:

   
 Many TEX implementations look for a file in all directories and
 subdirectories when a requested file is not in the current
 directory. This is not only time--consuming but may lead to errors when
 the wrong file (a file with the same name) is loaded.
 

   
 For this reason ConTEXt works somewhat differently. A file that is not
 available on the working directory is searched for on the parent
 directories.
 

 I agree with this reasoning.  But as implemented, if the current and
 parent directories fail, ConTeXT will look in the TEXINPUTS search path.
 Is that the intended behavior when looking for project files?  Probably
 not ideal for the project file, though maybe it is useful for the
 resulting environment file?

 For finding figures, the behavior is clear: look in the local (.) and
 then the global directories, and that's it.

 For finding files specified by \input, the behavior is also clear (use
 TEXINPUTS).

 So I wondered whether the intention for finding project files was also
 equally clear: look in . and in (grand)parent directories (I've
 increased the number of levels to three).

 Here's the test.tex file I used:

 \startcomponent blah
 \product null
 \project abcd
 \stopcomponent

 $ texexec -passon=-kpathsea-debug 32 --once test  log
 $ grep abcd log | grep kpse_find
 kdebug:kpse_find_file: searching for ./abcd of type tex (from TEXINPUTS 
 environment variable)
 kdebug:kpse_find_file: searching for ../abcd of type tex (from TEXINPUTS 
 environment variable)
 kdebug:kpse_find_file: searching for ../../abcd of type tex (from TEXINPUTS 
 environment variable)
 kdebug:kpse_find_file: searching for ../../../abcd of type tex (from 
 TEXINPUTS environment variable)
 kdebug:kpse_find_file: searching for ./abcd of type tex (from TEXINPUTS 
 environment variable)
 kdebug:kpse_find_file: searching for ../abcd of type tex (from TEXINPUTS 
 environment variable)
 kdebug:kpse_find_file: searching for ../../abcd of type tex (from TEXINPUTS 
 environment variable)
 kdebug:kpse_find_file: searching for ../../../abcd of type tex (from 
 TEXINPUTS environment variable)
 kdebug:kpse_find_file: searching for abcd of type tex (from TEXINPUTS 
 environment variable)

 The last search, for 'abcd', runs through the entire TEXINPUTS path.
 The other searches have directories specified, so they will look only in
 those directories.
   
the reason for the global search is that environments can be in your local tree 
(tex/context/user) 

Hans 

-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
 tel: 038 477 53 69 | fax: 038 477 53 74 | www.pragma-ade.com
 | www.pragma-pod.nl
-

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[NTG-context] project files searched for using TEXINPUTS

2006-05-14 Thread Sanjoy Mahajan
In experimenting with projects, products, and components, I was tracing
file searches (using Linux, teTeX 3.0 and kpathsea).

From the cont-eni.pdf manual (p. 26 of the PDF file), explaining more
about components and project structure:

 Many TEX implementations look for a file in all directories and
 subdirectories when a requested file is not in the current
 directory. This is not only time--consuming but may lead to errors when
 the wrong file (a file with the same name) is loaded.

 For this reason ConTEXt works somewhat differently. A file that is not
 available on the working directory is searched for on the parent
 directories.

I agree with this reasoning.  But as implemented, if the current and
parent directories fail, ConTeXT will look in the TEXINPUTS search path.
Is that the intended behavior when looking for project files?  Probably
not ideal for the project file, though maybe it is useful for the
resulting environment file?

For finding figures, the behavior is clear: look in the local (.) and
then the global directories, and that's it.

For finding files specified by \input, the behavior is also clear (use
TEXINPUTS).

So I wondered whether the intention for finding project files was also
equally clear: look in . and in (grand)parent directories (I've
increased the number of levels to three).

Here's the test.tex file I used:

\startcomponent blah
\product null
\project abcd
\stopcomponent

$ texexec -passon=-kpathsea-debug 32 --once test  log
$ grep abcd log | grep kpse_find
kdebug:kpse_find_file: searching for ./abcd of type tex (from TEXINPUTS 
environment variable)
kdebug:kpse_find_file: searching for ../abcd of type tex (from TEXINPUTS 
environment variable)
kdebug:kpse_find_file: searching for ../../abcd of type tex (from TEXINPUTS 
environment variable)
kdebug:kpse_find_file: searching for ../../../abcd of type tex (from TEXINPUTS 
environment variable)
kdebug:kpse_find_file: searching for ./abcd of type tex (from TEXINPUTS 
environment variable)
kdebug:kpse_find_file: searching for ../abcd of type tex (from TEXINPUTS 
environment variable)
kdebug:kpse_find_file: searching for ../../abcd of type tex (from TEXINPUTS 
environment variable)
kdebug:kpse_find_file: searching for ../../../abcd of type tex (from TEXINPUTS 
environment variable)
kdebug:kpse_find_file: searching for abcd of type tex (from TEXINPUTS 
environment variable)

The last search, for 'abcd', runs through the entire TEXINPUTS path.
The other searches have directories specified, so they will look only in
those directories.

-Sanjoy

`A society of sheep must in time beget a government of wolves.'
   - Bertrand de Jouvenal
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