Request for help - can variable values be passed to an Activity ?
Mikus Grinbergs
mikus at bga.com
Wed Sep 2 09:57:15 EDT 2009
>> I've modified some system files in /etc to define some global
>> environmental variables ( export WHAT=foo ). Those variables are
>> available within the environment passed to a Terminal session (or
>> when logged on at the text console) -- the command 'echo $WHAT
>> $LANG' will emit "foo en_US.UTF-8". But those same variables are
>> undefined within the environment passed to an Activity launched by
>> Sugar -- the command 'echo $WHAT $LANG' will emit "blank en_US.UTF-8".
>
> what system files did you modify? i'm guessing it was a shell
> startup file, in which case it's not surprising that activities
> don't use those files.
I originally had the change in /etc/profile. That's when I found
that the environmental variable I wanted was not being passed to the
Activity launched by Sugar, but was being passed to Terminal.
Next I tried having the setting in /etc/environment. No difference.
Currently, my change is in /etc/profile.d/mjg_olpc.sh -- that seems
as clean a way to do it as any. But still not passed where I want.
> Which /etc/ file did you modify? System wide variables go into /etc/environment
I tried that. [Note that the syntax of /etc/environment is
key=value (and is not interpreted), whereas in the other places in
/etc it is a "normal bash command" that gets sourced.] But even in
/etc/environment, the variable did not get passed where I wanted.
Thanks, mikus
p.s.
'set' issued from text console shows the variables I would expect,
including the one I am trying to pass.
'set' issued from the Activity shows various OLPC-related
variables (including GABBLE_DEBUG), but not terminal-related
variables (nor the one I am trying to pass).
'set' issued from Terminal shows OLPC-related variables plus
terminal-related variables plus the one I am trying to pass
(plus variables from ~/.bashrc).
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