Je to bezpecne?
setuid(0); setgid(0);
system("mkdir -p \"$JAIL_DIR/$JAIL_USER/$JAIL_USER\"");
system("chown root:root \"$JAIL_DIR/$JAIL_USER\"");
system("chown \"$JAIL_USER:$JAIL_USER\" \"$JAIL_DIR/$JAIL_USER/$JAIL_USER\"");
system("mountpoint -q \"$JAIL_DIR/$JAIL_USER/$JAIL_USER\" || mount -o bind \"/home/$JAIL_USER\" \"$JAIL_DIR/$JAIL_USER/$JAIL_USER\"");
return PAM_SUCCESS;
pravdepodobne ne tak uplne. na druhou stranu kazdej retezec co by se tam dal protlacit nejdriv musi nekdo s pravama roota pridat jako usera a ja popravde nemam rad, kdyz ode me nekdo chce abych mu zalozil username ve kterym je neco jinyho nez pismena, cisla a pomlcky.
anyway... patches are welcome :-)