[Box Backup] Question about mount-point parsing

Ben Summers boxbackup@fluffy.co.uk
Mon, 13 Dec 2004 18:18:18 +0000

On 13 Dec 2004, at 17:18, Joe Krahn wrote:

> Is the mount-point lookup in BackupDaemon.cpp related to avoiding 'one 
> filesystem' problems?


> The comment says:
> // Linux can't tell you where a directory is mounted. So we have to
> // read the mount entries from /etc/mtab! Bizarre that the OS itself
> // can't tell you, but there you go.
> This is sort of what the stat.st_dev field is for, but not exactly. 
> Depends what you're trying to do.

For this purpose, the integer device ID isn't good enough and the 
actual name is required.