Re: encoding in shell-command and subshell

[Jean-Christophe Helary]

> On Aug 24, 2021, at 8:09, Dante Catalfamo <dante@lambda.cx> wrote:
> 
> How are you launching Emacs? It's possible the environment variables aren't 
> defined when Emacs is launched. I know this is a problem on MacOS or when you 
> launch it using something like systemd.
> 
> The `exec-path-from-shell' package will probably solve the problem for you. 
> It opens a shell and pulls all the environment variables from it.

Thank you Dante for the reply.

I use Emacs.app on macOS, that I regularly build from master. I've been using 
exec-path-from-shell for as far as I can remember (but I do have a relatively 
short memory span...)

And that would not explain the discrepancy between (shell-command "javac ...") 
and M-! javac ...

> On 8/23/21 7:01 AM, Jean-Christophe Helary wrote:
>> When I run shell-command with javac on a class that contains non ASCII 
>> charaters, I get garbage.
>> When I open the subshell and run the same command inside it, it picks by 
>> Java encoding environment declaration (.profile):
>> export JAVA_TOOL_OPTIONS=-Dfile.encoding=UTF8
>> and works without problems.
>> The workaround is that I have to declare the encoding in the shell-command.
>> Why is that ? Is there a way to have the subshell from shell-command pick my 
>> environment variables ?


-- 
Jean-Christophe Helary @brandelune
https://mac4translators.blogspot.com
https://sr.ht/~brandelune/omegat-as-a-book/