Re: calling ConTeXt as a background process

[luigi scarso <luigi.scarso@gmail.com>]

On Fri, Oct 8, 2010 at 11:21 AM, Henning Hraban Ramm <hraban@fiee.net> wrote:
> Am 2010-10-08 um 10:12 schrieb Patrick Gundlach:
>
>> I don't think it's in the LuaTeX area, for LuaTeX is just a regular
>> process.
>
> Hm, I suspect it might be some system call inside LuaTeX that is blocked or
> the like.
>
>> I have to admit that I have run into similar problems with different
>> software I tried to run from a "server process" (whatever this means) and it
>> always took me some time to get it right. At the end it was aways clear to
>> me why it wouldn't run (but I can't remember anymore, since it is many years
>> ago). So I suggest to replace the LuaTeX call with different other software
>> and see where it breaks. Use software that reads STDIN, that writes to
>> STDOUT/STDERR and alike and see if they are ok.
>
> A simple case like
> python -c "print 'Hello'"
> works ok.
> I tried shell commands and simple tools (echo, set, date, touch) before, and
> strace works, too.
>
> Even "texlua --help" works, so it's not texlua generally.
>
> texlua --script context --batchmode --once hello
> gives: "Script file context not found"
> (at least a usable error message, nothing hangs)
> The same with
> /var/opt/context/tex/setuptex && texlua --script context --batchmode --once
> hello
I use something like this
os.system("""bash -c 'cd /opt/luatex/minimals-new/tex ; source
setuptex ; echo $PATH;cd "%(jobpath)s" && context --batch
"%(filetex)s" 2>/dev/null 1>/dev/null'""" %kv)


-- 
luigi
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