On 07/16/2012 08:47 PM, Bruce Dubbs wrote: > Armin K. wrote: > >> On the >> http://www.linuxfromscratch.org/lfs/view/development/chapter07/symlinks.html >> I have noticed the following: >> >> "The path is determined by Udev's path_id script" ... >> >> There is no path_id script anymore. >> >> "udevadm test /sys/block/hdd" >> >> On my system with 3.4 kernel there is no /sys/block/hdd ... There is, >> however, /sys/block/{sda,sdb,sr0} > > Thanks. I will start to review Chapter 7 soon. I know that it is out of > date. > >> Also, have you tried to run udev without the >> /lib/udev/devices/{pts,null} stuff? > > No I haven't. If those are created automatically in the devtmpfs code > then we don't need them, but I'd want to verify that in the code. I'd > thing that is somewhere in the kernel. I'll try to find something. > > I don't have any of these in that >> location, but they are present in /dev after boot is done. > > >> Also, I >> dislike the way you create the node in Makefile. Doing that, make >> install will fail when using DESTDIR method as an unprivileged user >> (permission denied for mknod). > > You're right about the mknod as an unprivileged user. Any suggestions? >
First check if it's necesary anymore. If it is, then just do whatever kind of checking if user is root before running mknod. > I suppose there could be something like: > > NULLDEV = /lib/udev/devices/null > > if [ $EUID == 0 && ! -e $NULLDEV ]; then mknod -m666 $NULLDEV c 1 3; fi > > -- Bruce > -- http://linuxfromscratch.org/mailman/listinfo/lfs-dev FAQ: http://www.linuxfromscratch.org/faq/ Unsubscribe: See the above information page
