Update USER and LOGNAME environmental variables #17
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This brings down `su-exec` to 11kB and `su-exec-static` to 853kB on my Ubuntu 16.04 x86_64.
Static linking to GNU libc is not really allowed, and I am using GNU libc for my purposes (running Java on CentOS and Fedora). Being able to do "make install" makes packaging su-exec as an RPM easier.
http://www.linuxjournal.com/article/1158 used as reference.
Addresses ncopa#7
The far most likely cause for EPERM is that people try to run su-exec as a non-root user, so help them understand this is not possible.
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@hlovdal: Your PRs need to be atomic, man. I know this project seems abandoned, but as a maintainer of other projects, I can assure you that I'd never approve this PR as is. |
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Ignoring the dependency for pull request 16, it is very atomic. Pull request 16 includes all but the last three commits:
but, yes diffing everything to the current master most certainly looks like a mess. |
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Update USER and LOGNAME environmental variables. This addresses issue 8.
This pull request builds on top of pull request 16, but since that pull request is not merged yet, the diff to master will include too much. I'll happily rebase when that is merged.