On Fri, Dec 2, 2016 at 11:20 AM, Jacob Keller <jacob.keller@xxxxxxxxx> wrote: >> >> So is there a reason why the library function realpath() can't be used? >> From a cursory look at its man page it seems to do the symlink >> resolution. >> >> -- >> Brandon Williams > > I believe it uses the same method and thus wouldn't actually resolve > the issue. But I'm not really 100% sure on this. > > Thanks, > Jake I just reviewed 2 libc implementations (glibc and an Android libc) and both of them do not use chdir internally, but use readlink and compose the path 'manually' c.f. http://osxr.org:8080/glibc/source/stdlib/canonicalize.c?v=glibc-2.13