Plan 9 from Bell Labs’s /usr/web/sources/contrib/pac/rc/bin/cd/cmpiso
#!/bin/rc # compare CD against its iso image in $home/cd.iso # Tue Nov 16 06:52:29 EST 2004 Peter A. Cejchan <cej@gli.cas.cz | pac7@post.cz | pac@plan9.cz> rfork e cd/mnt if (! cmp $home/cd.iso /n/cd) echo BURNING ERROR cd/um # -eof-