Radix cross Linux

   291         kx #!/bin/sh
   291         kx 
   291         kx # Preserve new files
   291         kx install_file() {
   291         kx   NEW="$1"
   291         kx   OLD="`dirname $NEW`/`basename $NEW .new`"
   291         kx   # If there's no file by that name, mv it over:
   291         kx   if [ ! -r $OLD ]; then
   291         kx     mv $NEW $OLD
   291         kx   elif [ "`cat $OLD | md5sum`" = "`cat $NEW | md5sum`" ]; then # toss the redundant copy
   291         kx     rm $NEW
   291         kx   fi
   291         kx   # Otherwise, we leave the .new copy for the admin to consider...
   291         kx }
   291         kx 
   291         kx 
   291         kx # arg 1:  the new package version
   291         kx pre_install() {
   291         kx   /bin/true
   291         kx }
   291         kx 
   291         kx # arg 1:  the new package version
   291         kx post_install() {
   291         kx   # Try to run these.  If they fail, no biggie.
   291         kx   # Also we have to be sure that we are on the working system
   291         kx   # on the target hardware ("proc/sys/kernel/osrelease" - relative path).
   291         kx   if [ -r proc/sys/kernel/osrelease -a -x /usr/bin/update-desktop-database ] ; then
   291         kx     /usr/bin/update-desktop-database -q usr/share/applications 1> /dev/null 2> /dev/null
   291         kx   fi
   291         kx }
   291         kx 
   291         kx # arg 1:  the new package version
   291         kx # arg 2:  the old package version
   291         kx pre_update() {
   291         kx   /bin/true
   291         kx }
   291         kx 
   291         kx # arg 1:  the new package version
   291         kx # arg 2:  the old package version
   291         kx post_update() {
   291         kx   post_install
   291         kx }
   291         kx 
   291         kx # arg 1:  the old package version
   291         kx pre_remove() {
   291         kx   /bin/true
   291         kx }
   291         kx 
   291         kx # arg 1:  the old package version
   291         kx post_remove() {
   291         kx   /bin/true
   291         kx }
   291         kx 
   291         kx 
   291         kx operation=$1
   291         kx shift
   291         kx 
   291         kx $operation $*