Jeff King <p...@peff.net> writes:

> I don't think this is "unfortunately"; freeing the memory was the entire
> purpose in adding env_array. If you want to easily reuse the same
> environment in multiple commands, it is still perfectly fine to use
> "env" directly, like:
>
>   struct argv_array env = ARGV_ARRAY_INIT;
>   struct child_process one = CHILD_PROCESS_INIT;
>   struct child_process two = CHILD_PROCESS_INIT;
>
>   ... setup env with argv_array_push ...
>
>   one.argv = foo;
>   one.env = env.argv;
>   run_command(&one);
>
>   two.argv = bar;
>   two.env = env.argv;
>   run_command(&two);
>
>   argv_array_clear(&env);
>
> You do not get the benefit of the auto-cleanup (you have to call
> argv_array_clear yourself), but that is less bad than repeating the
> setup of "env" twice.

Yeah, the above looks like the best option, better than using a
single child_process and having to re-initialize fds and envs.

Thanks for helping.
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