steve@einval.com wrote: > You write: >>What is a reliable, robust, and simple way to detect that a file is on a ro >>filesystem? > You could parse the output of /proc/mounts and see that way... Afaik /proc/mounts is available on Linux only. cu andreas -- Hey, da ist ein Ballonautomat auf der Toilette! Unofficial _Debian-packages_ of latest unstable _tin_ http://www.logic.univie.ac.at/~ametzler/debian/tin-snapshot/