[ruby-core:35486] Re: /proc/$PID/environ in Linux

> I wanted to inspect the environment of a long-running process[1] and I
> noticed Ruby 1.9.2 moves environ for argv storage when modifying $0.

nit correction.
ruby moves environ when process starting. it only zero fill when modifying $0.


> Can we do this lazily and only as a last resort when argv doesn't have
> space?  can look into supplying patches this weekend, at least for
> the Linux use case.

This is OK. I'll commit it if you will post it.


> I remember this worked fine in 1.9.1 even with minor $0 modifications
> in my code.
>
> [1] I use this command: tr '\0' '\n' < /proc/$PID/environ

And, linux community recognized it is linux proc filesystems issue.
Ideally, setenv() and similar automatically change /proc/<pid>/environ.
You can blame me. ;-)

Thanks.