Jean Delvare <[EMAIL PROTECTED]> writes: > On Tue, 17 Jul 2007 20:38:28 -0700, Greg KH wrote: >> Isn't there some glibc >> function that can detect the mount point of a filesystem or directory? >> Something in glibc parses /proc/mounts for something, I can't remember >> what it is right now though, sorry. > > Maybe getmntent(3)? Sure I could use this, but how expensive compared > to a single stat(2).
How about comparing the device numbers of /sys and its parent? If they are different then /sys is a mount point. Andreas. -- Andreas Schwab, SuSE Labs, [EMAIL PROTECTED] SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany PGP key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now for something completely different." - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/