2011/5/31 Pádraig Brady <p...@draigbrady.com>: > On 31/05/11 01:14, James Youngman wrote: >> On Tue, Apr 5, 2011 at 1:36 PM, Philipp Thomas <p...@suse.de> wrote: >>> GNU find will not recognize file systems of type autofs on newer Linux >>> kernels as autofs entries are only listed in /proc/mounts and mountlist.c >>> includes glibc mntent.h which takes the _PATH_MOUNTED from paths.h and that >>> is /etc/mtab. >>> >>> After a longer discussion, we (SUSE) chose to patch mountlist.c in findutils >>> to use proc/mounts instead of /etc/mtab which fixed ou problem. >>> >>> Would gnulib accept the attached patch to mountlist.c? >> >> I don't know if this patch was accepted, but it shouldn't be. The >> problem is that /proc/mounts has incomplete data for /. This will >> break gnulib's mountlist, at least with the current form of the patch, >> because mountlist will have an incorrect idea of the type of the root >> filesystem. Here's an example showing the problem: >> >> ~$ cat tryit.sh >> #! /bin/sh >> f() { >> echo "$1" >> ( ls -l /etc/mtab; find / -maxdepth 0 -printf '%p %F\n' ) | >> sed -e 's_^_ _' >> } >> >> set -e >> cd /etc >> f "regular /etc/mtab" >> >> mv mtab mtab.old; ln -s ../proc/mounts mtab >> f "with /proc/mounts" >> rm mtab; mv mtab.old mtab >> ~$ sudo sh tryit.sh >> regular /etc/mtab >> -rw-r--r-- 1 root root 1869 May 30 23:53 /etc/mtab >> / ext3 >> with /proc/mounts >> lrwxrwxrwx 1 root root 14 May 31 01:12 /etc/mtab -> ../proc/mounts >> / rootfs > > Well I didn't merge it, but for more generic reasons. > It seemed like a bit of a layering violation to me, > and I was unsure that other users of gnulib may need > access to /etc/mtab specific stuff (on older systems). > > Here is related output on my Fedora 15 system > which does link /etc/mtab -> /proc/mounts > > $ df / > Filesystem 1K-blocks Used Available Use% Mounted on > /dev/sdb2 13102208 3210896 9758244 25% / > $ df -t rootfs > Filesystem 1K-blocks Used Available Use% Mounted on > rootfs 13102208 3210896 9758244 25% / > $ find / -maxdepth 0 -printf "%p %F\n" > / rootfs
Thanks for the additional info. I think that would be a bug in Fedora 15, then. James.