On Sunday 10 November 2013 22:12:08 you wrote: > On 10 November 2013 21:57, Tito <farmat...@tiscali.it> wrote: > > On Sunday 10 November 2013 15:46:10 Michael Tokarev wrote: > >> Hello. > >> > >> When running testsuite, we're trying to execute applets > >> by their names, like "grep", "cp", "sh" and so on. > >> > >> When CONFIG_BUSYBOX_PREFER_APPLETS set to "y", busybox > >> tries to exec itself. But this, in turn, depends on > >> CONFIG_BUSYBOX_EXEC_PATH pointing to the right executable. > >> On linux this is /proc/self/exe, but this obviously requires > >> mounted /proc. On other systems, this does not work. > >> > >> On Debian we used "/bin/busybox" as BUSYBOX_EXEC_PATH, > >> to work around not mounted /proc (since busybox is used > >> as shell for initramfs), and for other systems without > >> /proc/self support. > >> > >> But this way, as long as our just-built busybox is not > >> placed to /bin/busybox, we can't test it, we're testing > >> system /bin/busybox (provided it actually exists), > >> or system utilities (found in $PATH). > >> > >> So now I'm basically lost. I can re-set EXEC_PATH back to > >> the default "/proc/self/exe", this will re-enable testsuite > >> on linux correctly. It will still fail on other systems > >> (*bsd, solaris etc). > >> > >> Any suggestion on this? > >> > >> Thanks, > >> > >> /mjt > > > > Hi, > > maybe something like this could help, but it needs root: > > > > su > > mount --bind /path_to_your/busybox /bin/busybox > > > > > > do the tests > > > > su > > umount /bin/busybox > > > > Tested: > > busybox > > BusyBox v1.20.2 (Debian 1:1.20.0-7) multi-call binary. > > su > > mount --bind $PWD/busybox /bin/busybox > > busybox > > BusyBox v1.22.0.git (2013-11-10 14:50:23 CET) multi-call binary. > > umount /bin/busybox > > busybox > > BusyBox v1.20.2 (Debian 1:1.20.0-7) multi-call binary. > > or chroot into _install and test there? >
Hi, this will work with /bin/busybox if you create all the relevant links and dirs in the chroot. If I recall correctly /proc/self/exe does not work in chroot even if you provide a link to /proc inside the chroot. Ciao, Tito _______________________________________________ busybox mailing list busybox@busybox.net http://lists.busybox.net/mailman/listinfo/busybox
