- Changed method for modifying the Gnome panel.

nigel.stanger / Digital_Repository

Browse code - Changed method for modifying the Gnome panel. - Cleaned up comments. master
1 parent 15097fa commit 6817e9e999875ff5505a33f5bf49962f4e5597f7 nstanger authored on 28 Jun 2007

Patch

Showing 3 changed files

Ignore Space Show notes View OARiNZ/DIY/LiveCD/Makefile
#!/usr/bin/make -f SHELL=/bin/sh # Version and filename info. VERSION=3.0 INSTANT_EPRINTS=Instant_EPrints_$(VERSION)_i386 UBUNTU=Ubuntu_6.10_i386 # Directories. LIVECD=livecd OLD_SQUASH=old-squashfs NEW_SQUASH=new-squashfs # Miscellaneous files. REMOVE_FILES=$(NEW_SQUASH)/etc/resolv.conf $(NEW_SQUASH)/etc/apt/apt.conf \ $(NEW_SQUASH)/Makefile.chroot $(NEW_SQUASH)/usr/sbin/policy-rc.d # Commands locations. ECHO=/bin/echo SUDO=/usr/bin/sudo RM=/bin/rm CP=/bin/cp MOUNT=/bin/mount UMOUNT=/bin/umount MKDIR=/bin/mkdir SED=/bin/sed DD=/bin/dd CHMOD=/bin/chmod .PHONY: filesystem squashfs iso cleanup # Build ISO image. iso: $(INSTANT_EPRINTS).iso $(INSTANT_EPRINTS).iso: $(LIVECD)/casper/filesystem.squashfs @$(ECHO) @$(ECHO) "=== BUILDING ISO IMAGE ===" @# Update live CD MD5 hash. We do a /bin/sh -c to run the find command @# so that we can use output redirection. Otherwise we'll get permission @# errors. @$(ECHO) @$(ECHO) "=== Updating live CD MD5 hash (takes about 1.5 minutes)." $(SUDO) $(RM) -f $(LIVECD)/md5sum.txt @$(ECHO) "find . -type f -print0 \| xargs -0 md5sum > md5sum.txt" @cd $(LIVECD) && $(SUDO) /bin/sh -c \ '/usr/bin/find . -type f -print0 \| xargs -0 md5sum > md5sum.txt' @# Create live CD ISO. @$(ECHO) @$(ECHO) "=== Building final ISO image (takes about 40 seconds)." $(SUDO) /usr/bin/mkisofs \ -o $@ \ -b isolinux/isolinux.bin \ -c isolinux/boot.cat \ -no-emul-boot \ -boot-load-size 4 \ -boot-info-table \ -r \ -V "Instant EPrints 3.0 i386" \ -cache-inodes \ -J \ -input-charset iso8859-1 \ -allow-leading-dots \ $(LIVECD) @$(ECHO) @$(ECHO) "=== Done!" # Build the new squashfs for the ISO. squashfs: $(LIVECD)/casper/filesystem.squashfs $(LIVECD)/casper/filesystem.squashfs: $(INSTANT_EPRINTS)_work.ext2 @$(ECHO) @$(ECHO) "=== BUILDING NEW SQUASHFS ===" @# Mount squashfs source filesystem and set up work environment. @$(ECHO) @$(ECHO) "=== Initialising." @$(SUDO) $(MOUNT) -o loop $< $(NEW_SQUASH) $(SUDO) $(CP) -p /etc/resolv.conf $(NEW_SQUASH)/etc @# Reconfigure the panel icons by means of pre-built gconf defaults. @# I did it this way because I couldn't figure out how to do it on @# the fly with gconftool (if that's even possible). $(SUDO) $(CP) -p gconf-tree.xml \ $(NEW_SQUASH)/etc/gconf/gconf.xml.defaults/%gconf-tree.xml $(SUDO) $(MOUNT) -t proc --bind /proc $(NEW_SQUASH)/proc @# Copy in cached .deb files to save on downloads and set up apt @# sources, etc. An appropriate sources.list can be generated @# using the utility at http://www.ubuntu-nl.org/source-o-matic/. @$(ECHO) @$(ECHO) "=== Setting up apt (takes about 10 seconds)." $(SUDO) $(CP) -a apt-cache/. $(NEW_SQUASH)/var/cache/apt/archives @# HACK: I've been having problems with the update servers. Since it @# takes so long to get back to this point in the process, I've @# cheated and pre-generated the various index files. Just drop 'em @# in! They should be safe to leave there afterwards. $(SUDO) $(CP) -a apt-lists/. $(NEW_SQUASH)/var/lib/apt/lists $(SUDO) $(CP) -p /etc/apt/apt.conf $(NEW_SQUASH)/etc/apt $(SUDO) $(CP) sources.list $(NEW_SQUASH)/etc/apt @# The following stops the daemons from attempting to restart, which @# will fail miserably in a chroot environment. Make sure to set the @# permissions correctly, just in case they've been eaten by CVS or @# something. $(SUDO) $(CP) policy-rc.d $(NEW_SQUASH)/usr/sbin $(SUDO) $(CHMOD) 755 $(NEW_SQUASH)/usr/sbin/policy-rc.d @# Finally, preseed the debconf database so that we don't get asked @# any annoying configuration questions during installs. $(SUDO) $(CP) -a debconf-db/. $(NEW_SQUASH)/var/cache/debconf @# Chroot to the squashfs source filesystem and reconfigure @# installed packages. Note that we need to stop Webmin for the @# duration, otherwise installing Webmin in the chroot fails ("port @# 10000 is already in use"). @$(ECHO) @$(ECHO) "=== Reconfiguring installed packages (takes about 2.5 minutes)." @-$(SUDO) /etc/init.d/webmin stop @$(SUDO) $(CP) Makefile.chroot $(NEW_SQUASH) @$(SUDO) chroot $(NEW_SQUASH) /usr/bin/env HOME=/root LC_ALL=C \ DEBIAN_FRONTEND=noninteractive make -f Makefile.chroot @-$(SUDO) /etc/init.d/webmin start @# Clean up. @$(ECHO) @$(ECHO) "=== Cleaning up." $(SUDO) $(UMOUNT) $(NEW_SQUASH)/proc $(SUDO) $(RM) -f $(REMOVE_FILES) $(SUDO) $(RM) -rf $(NEW_SQUASH)/tmp/* @# Update manifest and disk name. @$(ECHO) @$(ECHO) "=== Updating manifest and disk name." $(SED) -ie 's/DISKNAME ./DISKNAME Instant EPrints 3.0 - i386/' \ $(LIVECD)/README.diskdefines $(SUDO) chroot $(NEW_SQUASH) \ dpkg-query -W --showformat='$(Package) $(Version)\n' \ > $(LIVECD)/casper/filesystem.manifest $(SUDO) $(CP) $(LIVECD)/casper/filesystem.manifest \ $(LIVECD)/casper/filesystem.manifest-desktop $(SED) -ie '/ubiquity/d' $(LIVECD)/casper/filesystem.manifest-desktop @# Clear free space on the squashfs source filesystem. @$(ECHO) @$(ECHO) "=== Clearing free space on new squashfs." -$(SUDO) $(DD) if=/dev/zero of=$(NEW_SQUASH)/dummyfile $(SUDO) $(RM) $(NEW_SQUASH)/dummyfile @# Regenerate the live CD squashfs. @$(ECHO) @$(ECHO) "=== Building new squashfs (takes about 10 minutes)." $(SUDO) $(RM) -f $@ $(SUDO) mksquashfs $(NEW_SQUASH) $@ @# Unmount the squashfs source filesystem. @$(SUDO) $(UMOUNT) $(NEW_SQUASH) @$(ECHO) @$(ECHO) "=== Done!" $(INSTANT_EPRINTS)_work.ext2: $(INSTANT_EPRINTS).ext2 @$(ECHO) @$(ECHO) "=== Making working copy of original filesystem (takes about 2.5 minutes)." $(SUDO) $(CP) $< $@ # Build source filesystem. filesystem: $(INSTANT_EPRINTS).ext2 $(INSTANT_EPRINTS).ext2: $(UBUNTU).iso @$(ECHO) @$(ECHO) "=== BUILDING SOURCE FILESYSTEM ===" @# Make a copy of the original ISO. @$(ECHO) @$(ECHO) "=== Copying original ISO (takes about 30 seconds)." @$(SUDO) $(MOUNT) -t iso9660 -o loop $< /cdrom @$(MKDIR) -p $(LIVECD) $(SUDO) $(RM) -rf $(LIVECD)/ $(CP) -a /cdrom/. $(LIVECD) $(CHMOD) -R u+w $(LIVECD) @$(SUDO) $(UMOUNT) /cdrom @# Remove unnecessary Windows cruft. @$(ECHO) @$(ECHO) "=== Removing "`/usr/bin/du -smh $(LIVECD)/programs \| /usr/bin/cut -d'M' -f1`"MiB of unnecessary Windows crud." $(RM) -rf $(LIVECD)/programs @# Mount original compressed filesystem. @$(MKDIR) -p $(OLD_SQUASH) @$(SUDO) $(MOUNT) -t squashfs -o loop,ro \ $(LIVECD)/casper/filesystem.squashfs $(OLD_SQUASH) @# Create image for new compressed filesystem. Add on an extra 500MiB @# to allow for the temporary files that we're going to copy in (mostly @# cached .deb files. @$(ECHO) @$(ECHO) "=== Creating new 2.5 GiB blank file system (takes about 1.5 minutes)." $(SUDO) $(DD) if=/dev/zero \ of=$@ bs=1M count=2500 $(SUDO) mke2fs -F -q $@ @# Mount new compressed filesystem. @$(MKDIR) -p $(NEW_SQUASH) @$(SUDO) $(MOUNT) -o loop $@ $(NEW_SQUASH) @# Copy the old compressed filesystem. @$(ECHO) @$(ECHO) "=== Copying original compressed filesystem (takes about 2.5 minutes)." $(SUDO) $(CP) -a $(OLD_SQUASH)/. $(NEW_SQUASH) @# Unmount all compressed filesystems. @$(SUDO) $(UMOUNT) $(OLD_SQUASH) @$(SUDO) $(UMOUNT) $(NEW_SQUASH) @$(ECHO) @$(ECHO) "=== Done!" # Unmount everything that might be mounted. Useful if the make dies partway # through. cleanup: @$(ECHO) @$(ECHO) "=== Cleaning up mounted items." -$(SUDO) $(UMOUNT) $(NEW_SQUASH)/proc -$(SUDO) $(UMOUNT) $(NEW_SQUASH) -$(SUDO) $(UMOUNT) $(OLD_SQUASH) -$(SUDO) $(UMOUNT) /cdrom #!/usr/bin/make -f SHELL=/bin/sh # Version and filename info. VERSION=3.0 INSTANT_EPRINTS=Instant_EPrints_$(VERSION)_i386 UBUNTU=Ubuntu_6.10_i386 # Directories. LIVECD=livecd OLD_SQUASH=old-squashfs NEW_SQUASH=new-squashfs # Miscellaneous files. REMOVE_FILES=$(NEW_SQUASH)/etc/resolv.conf $(NEW_SQUASH)/etc/apt/apt.conf \ $(NEW_SQUASH)/Makefile.chroot $(NEW_SQUASH)/usr/sbin/policy-rc.d # Commands locations. ECHO=/bin/echo SUDO=/usr/bin/sudo RM=/bin/rm CP=/bin/cp MOUNT=/bin/mount UMOUNT=/bin/umount MKDIR=/bin/mkdir SED=/bin/sed DD=/bin/dd CHMOD=/bin/chmod .PHONY: filesystem squashfs iso cleanup # Build ISO image. iso: $(INSTANT_EPRINTS).iso $(INSTANT_EPRINTS).iso: $(LIVECD)/casper/filesystem.squashfs @$(ECHO) @$(ECHO) "=== BUILDING ISO IMAGE ===" @# Update live CD MD5 hash. We do a /bin/sh -c to run the find command @# so that we can use output redirection. Otherwise we'll get permission @# errors. @$(ECHO) @$(ECHO) "=== Updating live CD MD5 hash (takes about 1.5 minutes)." $(SUDO) $(RM) -f $(LIVECD)/md5sum.txt @$(ECHO) "find . -type f -print0 \| xargs -0 md5sum > md5sum.txt" @cd $(LIVECD) && $(SUDO) /bin/sh -c \ '/usr/bin/find . -type f -print0 \| xargs -0 md5sum > md5sum.txt' @# Create live CD ISO. @$(ECHO) @$(ECHO) "=== Building final ISO image (takes about 40 seconds)." $(SUDO) /usr/bin/mkisofs \ -o $@ \ -b isolinux/isolinux.bin \ -c isolinux/boot.cat \ -no-emul-boot \ -boot-load-size 4 \ -boot-info-table \ -r \ -V "Instant EPrints 3.0 i386" \ -cache-inodes \ -J \ -input-charset iso8859-1 \ -allow-leading-dots \ $(LIVECD) @$(ECHO) @$(ECHO) "=== Done!" # Build the new squashfs for the ISO. squashfs: $(LIVECD)/casper/filesystem.squashfs $(LIVECD)/casper/filesystem.squashfs: $(INSTANT_EPRINTS)_work.ext2 @$(ECHO) @$(ECHO) "=== BUILDING NEW SQUASHFS ===" @# Mount squashfs source filesystem and set up work environment. @$(ECHO) @$(ECHO) "=== Initialising." @$(SUDO) $(MOUNT) -o loop $< $(NEW_SQUASH) $(SUDO) $(CP) -p /etc/resolv.conf $(NEW_SQUASH)/etc $(SUDO) $(MOUNT) -t proc --bind /proc $(NEW_SQUASH)/proc @# Copy in cached .deb files to save on downloads and set up apt @# sources, etc. An appropriate sources.list can be generated @# using the utility at http://www.ubuntu-nl.org/source-o-matic/. @$(ECHO) @$(ECHO) "=== Setting up apt (takes about 10 seconds)." $(SUDO) $(CP) -a apt-cache/. $(NEW_SQUASH)/var/cache/apt/archives @# HACK: I've been having problems with the update servers. Since it @# takes so long to get back to this point in the process, I've @# cheated and pre-generated the various index files. Just drop 'em @# in! They should be safe to leave there afterwards. $(SUDO) $(CP) -a apt-lists/. $(NEW_SQUASH)/var/lib/apt/lists $(SUDO) $(CP) -p /etc/apt/apt.conf $(NEW_SQUASH)/etc/apt $(SUDO) $(CP) sources.list $(NEW_SQUASH)/etc/apt @# The following stops the daemons from attempting to restart, which @# will fail miserably in a chroot environment. Make sure to set the @# permissions correctly, just in case they've been eaten by CVS or @# something. $(SUDO) $(CP) policy-rc.d $(NEW_SQUASH)/usr/sbin $(SUDO) $(CHMOD) 755 $(NEW_SQUASH)/usr/sbin/policy-rc.d @# Finally, preseed the debconf database so that we don't get asked @# any annoying configuration questions during installs. $(SUDO) $(CP) -a debconf-db/. $(NEW_SQUASH)/var/cache/debconf @# Chroot to the squashfs source filesystem and reconfigure @# installed packages. Note that we need to stop Webmin for the @# duration, otherwise installing Webmin in the chroot fails ("port @# 10000 is already in use"). @$(ECHO) @$(ECHO) "=== Reconfiguring installed packages (takes about 2.5 minutes)." @-$(SUDO) /etc/init.d/webmin stop @$(SUDO) $(CP) Makefile.chroot $(NEW_SQUASH) @$(SUDO) chroot $(NEW_SQUASH) /usr/bin/env HOME=/root LC_ALL=C \ DEBIAN_FRONTEND=noninteractive make -f Makefile.chroot @-$(SUDO) /etc/init.d/webmin start @# Clean up. @$(ECHO) @$(ECHO) "=== Cleaning up." $(SUDO) $(UMOUNT) $(NEW_SQUASH)/proc $(SUDO) $(RM) -f $(REMOVE_FILES) $(SUDO) $(RM) -rf $(NEW_SQUASH)/tmp/* @# Update manifest and disk name. @$(ECHO) @$(ECHO) "=== Updating manifest and disk name." $(SED) -ie 's/DISKNAME ./DISKNAME Instant EPrints 3.0 - i386/' \ $(LIVECD)/README.diskdefines $(SUDO) chroot $(NEW_SQUASH) \ dpkg-query -W --showformat='$(Package) $(Version)\n' \ > $(LIVECD)/casper/filesystem.manifest $(SUDO) $(CP) $(LIVECD)/casper/filesystem.manifest \ $(LIVECD)/casper/filesystem.manifest-desktop $(SED) -ie '/ubiquity/d' $(LIVECD)/casper/filesystem.manifest-desktop @# Clear free space on the squashfs source filesystem. @$(ECHO) @$(ECHO) "=== Clearing free space on new squashfs." -$(SUDO) $(DD) if=/dev/zero of=$(NEW_SQUASH)/dummyfile $(SUDO) $(RM) $(NEW_SQUASH)/dummyfile @# Regenerate the live CD squashfs. @$(ECHO) @$(ECHO) "=== Building new squashfs (takes about 10 minutes)." $(SUDO) $(RM) -f $@ $(SUDO) mksquashfs $(NEW_SQUASH) $@ @# Unmount the squashfs source filesystem. @$(SUDO) $(UMOUNT) $(NEW_SQUASH) @$(ECHO) @$(ECHO) "=== Done!" $(INSTANT_EPRINTS)_work.ext2: $(INSTANT_EPRINTS).ext2 @$(ECHO) @$(ECHO) "=== Making working copy of original filesystem (takes about 2.5 minutes)." $(SUDO) $(CP) $< $@ # Build source filesystem. filesystem: $(INSTANT_EPRINTS).ext2 $(INSTANT_EPRINTS).ext2: $(UBUNTU).iso @$(ECHO) @$(ECHO) "=== BUILDING SOURCE FILESYSTEM ===" @# Make a copy of the original ISO. @$(ECHO) @$(ECHO) "=== Copying original ISO (takes about 30 seconds)." @$(SUDO) $(MOUNT) -t iso9660 -o loop $< /cdrom @$(MKDIR) -p $(LIVECD) $(SUDO) $(RM) -rf $(LIVECD)/ $(CP) -a /cdrom/. $(LIVECD) $(CHMOD) -R u+w $(LIVECD) @$(SUDO) $(UMOUNT) /cdrom @# Remove unnecessary Windows cruft. @$(ECHO) @$(ECHO) "=== Removing "`/usr/bin/du -smh $(LIVECD)/programs \| /usr/bin/cut -d'M' -f1`"MiB of unnecessary Windows crud." $(RM) -rf $(LIVECD)/programs @# Mount original compressed filesystem. @$(MKDIR) -p $(OLD_SQUASH) @$(SUDO) $(MOUNT) -t squashfs -o loop,ro \ $(LIVECD)/casper/filesystem.squashfs $(OLD_SQUASH) @# Create image for new compressed filesystem. Add on an extra 500MiB @# to allow for the temporary files that we're going to copy in (mostly @# cached .deb files. @$(ECHO) @$(ECHO) "=== Creating new 2.5 GiB blank file system (takes about 1.5 minutes)." $(SUDO) $(DD) if=/dev/zero \ of=$@ bs=1M count=2500 $(SUDO) mke2fs -F -q $@ @# Mount new compressed filesystem. @$(MKDIR) -p $(NEW_SQUASH) @$(SUDO) $(MOUNT) -o loop $@ $(NEW_SQUASH) @# Copy the old compressed filesystem. @$(ECHO) @$(ECHO) "=== Copying original compressed filesystem (takes about 2.5 minutes)." $(SUDO) $(CP) -a $(OLD_SQUASH)/. $(NEW_SQUASH) @# Unmount all compressed filesystems. @$(SUDO) $(UMOUNT) $(OLD_SQUASH) @$(SUDO) $(UMOUNT) $(NEW_SQUASH) @$(ECHO) @$(ECHO) "=== Done!" # Unmount everything that might be mounted. Useful if the make dies partway # through. cleanup: @$(ECHO) @$(ECHO) "=== Cleaning up mounted items." -$(SUDO) $(UMOUNT) $(NEW_SQUASH)/proc -$(SUDO) $(UMOUNT) $(NEW_SQUASH) -$(SUDO) $(UMOUNT) $(OLD_SQUASH) -$(SUDO) $(UMOUNT) /cdrom

Ignore Space Show notes View

OARiNZ/DIY/LiveCD/Makefile

#!/usr/bin/make -f

SHELL=/bin/sh

# Version and filename info.
VERSION=3.0
INSTANT_EPRINTS=Instant_EPrints_$(VERSION)_i386
UBUNTU=Ubuntu_6.10_i386

# Directories.
LIVECD=livecd
OLD_SQUASH=old-squashfs
NEW_SQUASH=new-squashfs

# Miscellaneous files.
REMOVE_FILES=$(NEW_SQUASH)/etc/resolv.conf $(NEW_SQUASH)/etc/apt/apt.conf \
	$(NEW_SQUASH)/Makefile.chroot $(NEW_SQUASH)/usr/sbin/policy-rc.d

# Commands locations.
ECHO=/bin/echo
SUDO=/usr/bin/sudo
RM=/bin/rm
CP=/bin/cp
MOUNT=/bin/mount
UMOUNT=/bin/umount
MKDIR=/bin/mkdir
SED=/bin/sed
DD=/bin/dd
CHMOD=/bin/chmod

.PHONY: filesystem squashfs iso cleanup

# Build ISO image.

iso: $(INSTANT_EPRINTS).iso

$(INSTANT_EPRINTS).iso: $(LIVECD)/casper/filesystem.squashfs
	@$(ECHO)
	@$(ECHO) "=== BUILDING ISO IMAGE ==="

@# Update live CD MD5 hash. We do a /bin/sh -c to run the find command
	@# so that we can use output redirection. Otherwise we'll get permission
	@# errors.
	@$(ECHO)
	@$(ECHO) "=== Updating live CD MD5 hash (takes about 1.5 minutes)."
	$(SUDO) $(RM) -f $(LIVECD)/md5sum.txt
	@$(ECHO) "find . -type f -print0 | xargs -0 md5sum > md5sum.txt"
	@cd $(LIVECD) && $(SUDO) /bin/sh -c \
		'/usr/bin/find . -type f -print0 | xargs -0 md5sum > md5sum.txt'

@# Create live CD ISO.
	@$(ECHO)
	@$(ECHO) "=== Building final ISO image (takes about 40 seconds)."
	$(SUDO) /usr/bin/mkisofs \
		-o $@ \
		-b isolinux/isolinux.bin \
		-c isolinux/boot.cat \
		-no-emul-boot \
		-boot-load-size 4 \
		-boot-info-table \
		-r \
		-V "Instant EPrints 3.0 i386" \
		-cache-inodes \
		-J \
		-input-charset iso8859-1 \
		-allow-leading-dots \
		$(LIVECD)

@$(ECHO)
	@$(ECHO) "=== Done!"

# Build the new squashfs for the ISO.

squashfs: $(LIVECD)/casper/filesystem.squashfs

$(LIVECD)/casper/filesystem.squashfs: $(INSTANT_EPRINTS)_work.ext2
	@$(ECHO)
	@$(ECHO) "=== BUILDING NEW SQUASHFS ==="

@# Mount squashfs source filesystem and set up work environment.
	@$(ECHO)
	@$(ECHO) "=== Initialising."
	@$(SUDO) $(MOUNT) -o loop $< $(NEW_SQUASH)
	$(SUDO) $(CP) -p /etc/resolv.conf $(NEW_SQUASH)/etc
	@# Reconfigure the panel icons by means of pre-built gconf defaults.
	@# I did it this way because I couldn't figure out how to do it on
	@# the fly with gconftool (if that's even possible).
	$(SUDO) $(CP) -p gconf-tree.xml \
		$(NEW_SQUASH)/etc/gconf/gconf.xml.defaults/%gconf-tree.xml
	$(SUDO) $(MOUNT) -t proc --bind /proc $(NEW_SQUASH)/proc

@# Copy in cached .deb files to save on downloads and set up apt
	@# sources, etc. An appropriate sources.list can be generated
	@# using the utility at http://www.ubuntu-nl.org/source-o-matic/.
	@$(ECHO)
	@$(ECHO) "=== Setting up apt (takes about 10 seconds)."
	$(SUDO) $(CP) -a apt-cache/. $(NEW_SQUASH)/var/cache/apt/archives
	@# HACK: I've been having problems with the update servers. Since it
	@# takes so long to get back to this point in the process, I've
	@# cheated and pre-generated the various index files. Just drop 'em
	@# in! They should be safe to leave there afterwards.
	$(SUDO) $(CP) -a apt-lists/. $(NEW_SQUASH)/var/lib/apt/lists
	$(SUDO) $(CP) -p /etc/apt/apt.conf $(NEW_SQUASH)/etc/apt
	$(SUDO) $(CP) sources.list $(NEW_SQUASH)/etc/apt
	@# The following stops the daemons from attempting to restart, which
	@# will fail miserably in a chroot environment. Make sure to set the
	@# permissions correctly, just in case they've been eaten by CVS or
	@# something.
	$(SUDO) $(CP) policy-rc.d $(NEW_SQUASH)/usr/sbin
	$(SUDO) $(CHMOD) 755 $(NEW_SQUASH)/usr/sbin/policy-rc.d
	@# Finally, preseed the debconf database so that we don't get asked
	@# any annoying configuration questions during installs.
	$(SUDO) $(CP) -a debconf-db/. $(NEW_SQUASH)/var/cache/debconf

@# Chroot to the squashfs source filesystem and reconfigure
	@# installed packages. Note that we need to stop Webmin for the
	@# duration, otherwise installing Webmin in the chroot fails ("port
	@# 10000 is already in use").
	@$(ECHO)
	@$(ECHO) "=== Reconfiguring installed packages (takes about 2.5 minutes)."
	@-$(SUDO) /etc/init.d/webmin stop
	@$(SUDO) $(CP) Makefile.chroot $(NEW_SQUASH)
	@$(SUDO) chroot $(NEW_SQUASH) /usr/bin/env HOME=/root LC_ALL=C \
		DEBIAN_FRONTEND=noninteractive make -f Makefile.chroot
	@-$(SUDO) /etc/init.d/webmin start

@# Clean up.
	@$(ECHO)
	@$(ECHO) "=== Cleaning up."
	$(SUDO) $(UMOUNT) $(NEW_SQUASH)/proc
	$(SUDO) $(RM) -f $(REMOVE_FILES)
	$(SUDO) $(RM) -rf $(NEW_SQUASH)/tmp/*

@# Update manifest and disk name.
	@$(ECHO)
	@$(ECHO) "=== Updating manifest and disk name."
	$(SED) -ie 's/DISKNAME  .*/DISKNAME  Instant EPrints 3.0 - i386/' \
		$(LIVECD)/README.diskdefines
	$(SUDO) chroot $(NEW_SQUASH) \
		dpkg-query -W --showformat='$(Package) $(Version)\n' \
		> $(LIVECD)/casper/filesystem.manifest
	$(SUDO) $(CP) $(LIVECD)/casper/filesystem.manifest \
		$(LIVECD)/casper/filesystem.manifest-desktop
	$(SED) -ie '/ubiquity/d' $(LIVECD)/casper/filesystem.manifest-desktop

@# Clear free space on the squashfs source filesystem.
	@$(ECHO)
	@$(ECHO) "=== Clearing free space on new squashfs."
	-$(SUDO) $(DD) if=/dev/zero of=$(NEW_SQUASH)/dummyfile
	$(SUDO) $(RM) $(NEW_SQUASH)/dummyfile

@# Regenerate the live CD squashfs.
	@$(ECHO)
	@$(ECHO) "=== Building new squashfs (takes about 10 minutes)."
	$(SUDO) $(RM) -f $@
	$(SUDO) mksquashfs $(NEW_SQUASH) $@

@# Unmount the squashfs source filesystem.
	@$(SUDO) $(UMOUNT) $(NEW_SQUASH)

@$(ECHO)
	@$(ECHO) "=== Done!"

$(INSTANT_EPRINTS)_work.ext2: $(INSTANT_EPRINTS).ext2
	@$(ECHO)
	@$(ECHO) "=== Making working copy of original filesystem (takes about 2.5 minutes)."
	$(SUDO) $(CP) $< $@

# Build source filesystem.

filesystem: $(INSTANT_EPRINTS).ext2

$(INSTANT_EPRINTS).ext2: $(UBUNTU).iso
	@$(ECHO)
	@$(ECHO) "=== BUILDING SOURCE FILESYSTEM ==="

@# Make a copy of the original ISO.
	@$(ECHO)
	@$(ECHO) "=== Copying original ISO (takes about 30 seconds)."
	@$(SUDO) $(MOUNT) -t iso9660 -o loop $< /cdrom
	@$(MKDIR) -p $(LIVECD)
	$(SUDO) $(RM) -rf $(LIVECD)/*
	$(CP) -a /cdrom/. $(LIVECD)
	$(CHMOD) -R u+w $(LIVECD)
	@$(SUDO) $(UMOUNT) /cdrom

@# Remove unnecessary Windows cruft.
	@$(ECHO)
	@$(ECHO) "=== Removing "`/usr/bin/du -smh $(LIVECD)/programs | /usr/bin/cut -d'M' -f1`"MiB of unnecessary Windows crud."
	$(RM) -rf $(LIVECD)/programs

@# Mount original compressed filesystem.
	@$(MKDIR) -p $(OLD_SQUASH)
	@$(SUDO) $(MOUNT) -t squashfs -o loop,ro \
		$(LIVECD)/casper/filesystem.squashfs $(OLD_SQUASH)

@# Create image for new compressed filesystem. Add on an extra 500MiB
	@# to allow for the temporary files that we're going to copy in (mostly
	@# cached .deb files.
	@$(ECHO)
	@$(ECHO) "=== Creating new 2.5 GiB blank file system (takes about 1.5 minutes)."
	$(SUDO) $(DD) if=/dev/zero \
		of=$@ bs=1M count=2500
	$(SUDO) mke2fs -F -q $@

@# Mount new compressed filesystem.
	@$(MKDIR) -p $(NEW_SQUASH)
	@$(SUDO) $(MOUNT) -o loop $@ $(NEW_SQUASH)

@# Copy the old compressed filesystem.
	@$(ECHO)
	@$(ECHO) "=== Copying original compressed filesystem (takes about 2.5 minutes)."
	$(SUDO) $(CP) -a $(OLD_SQUASH)/. $(NEW_SQUASH)

@# Unmount all compressed filesystems.
	@$(SUDO) $(UMOUNT) $(OLD_SQUASH)
	@$(SUDO) $(UMOUNT) $(NEW_SQUASH)
	@$(ECHO)
	@$(ECHO) "=== Done!"

# Unmount everything that might be mounted. Useful if the make dies partway
# through.

cleanup:
	@$(ECHO)
	@$(ECHO) "=== Cleaning up mounted items."
	-$(SUDO) $(UMOUNT) $(NEW_SQUASH)/proc
	-$(SUDO) $(UMOUNT) $(NEW_SQUASH)
	-$(SUDO) $(UMOUNT) $(OLD_SQUASH)
	-$(SUDO) $(UMOUNT) /cdrom