On Wed, Jul 18, 2018 at 02:18:44PM +0200, Johannes Schindelin wrote: > On Sat, 14 Jul 2018, brian m. carlson wrote: > > I will say that at cPanel, we have a configuration where end users can > > end up inside a mount namespace without /proc (depending on the > > preferences of the administrator). However, it's easy enough for us to > > simply build without RUNTIME_PREFIX if necessary. > > > > If we turn it on by default, it would be nice if we documented (maybe in > > the Makefile) that it requires /proc on Linux for the benefit of other > > people who might be in a similar situation. > > Is there *really* no other way on Linux to figure out the absolute path of > the current executable than to open a pseudo file in the `/proc` file > system?
Nope, not that I'm aware of. You have to read the destination of the /proc/PID/exe symlink. -- brian m. carlson: Houston, Texas, US OpenPGP: https://keybase.io/bk2204
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