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#!/usr/bin/make -f
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#
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# Debian Installer system makefile.
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# Copyright 2001 by Joey Hess <joeyh@debian.org>.
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# Licensed under the terms of the GPL.
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#
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# This makefile builds a debian-installer system from a collection of
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# udebs.
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# The type of system to build. Determines what udebs are unpacked into
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# the system. See the .list files for various types. You may want to
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# override this on the command line.
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TYPE=net
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# List here any extra udebs that are not in the list file but that
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# should still be included on the system.
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EXTRAS=""
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# set DEBUG to y if you want to get the source for and compile
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# debug versions of the needed udebs
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DEBUG=n
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# Build tree location.
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DEST=debian-installer
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CWD:=$(shell pwd)/
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# Directory apt uses for stuff.
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APTDIR=apt
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# Directory udebs are placed in.
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UDEBDIR=udebs
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# Local directory that is searched for udebs, to avoid downloading.
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# (Or for udebs that are not yet available for download.)
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LOCALUDEBDIR=localudebs
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# Directory where debug versions of udebs will be built.
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DEBUGUDEBDIR=debugudebs
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# Figure out which sources.list to use. The .local one is preferred,
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# so you can set up a locally preferred one (and not accidentially cvs
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# commit it).
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ifeq ($(wildcard sources.list.local),sources.list.local)
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SOURCES_LIST=sources.list.local
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else
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SOURCES_LIST=sources.list
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endif
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# Add to PATH so dpkg will always work
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PATH:=$(PATH):/usr/sbin:/sbin:.
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# All these options makes apt read the right sources list, and
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# use APTDIR for everything so it need not run as root.
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APT_GET=apt-get --assume-yes \
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-o Dir::Etc::sourcelist=$(CWD)$(SOURCES_LIST) \
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-o Dir::State=$(CWD)$(APTDIR)/state \
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-o Debug::NoLocking=true \
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-o Dir::Cache=$(CWD)$(APTDIR)/cache \
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# Comments are allowed in the lists.
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UDEBS=$(shell grep --no-filename -v ^\# lists/base lists/$(TYPE)) $(EXTRAS)
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DPKGDIR=$(DEST)/var/lib/dpkg
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TMPDIR=./tmp
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build: demo_clean tree lib_reduce status_reduce stats
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# For now, just build a demo tarball. Later, this should build actual bootable
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# images.
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image: build
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tar czf ../debian-installer.tar.gz $(DEST)
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demo:
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sudo chroot $(DEST) bin/sh -c "if ! mount | grep ^proc ; then bin/mount proc -t proc /proc; fi"
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sudo chroot $(DEST) bin/sh -c "export DEBCONF_FRONTEND=text DEBCONF_DEBUG=5; /usr/bin/debconf-loadtemplate debian /var/lib/dpkg/info/*.templates; /usr/share/debconf/frontend /usr/bin/main-menu"
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$(MAKE) demo_clean
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shell:
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mkdir -p $(DEST)/proc
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sudo chroot $(DEST) bin/sh -c "if ! mount | grep ^proc ; then bin/mount proc -t proc /proc; fi"
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sudo chroot $(DEST) bin/sh
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demo_clean:
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-if [ -e $(DEST)/proc/self ]; then \
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sudo chroot $(DEST) bin/sh -c "if mount | grep ^proc ; then bin/umount /proc ; fi" &> /dev/null; \
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sudo chroot $(DEST) bin/sh -c "rm -rf /etc /var"; \
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fi
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clean:
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dh_clean
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rm -f $(FLOPPY_IMAGE) $(INITRD)
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rm -rf $(DEST) $(APTDIR) $(UDEBDIR) $(TMPDIR)
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# Get all required udebs and put in UDEBDIR.
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get_udebs:
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mkdir -p $(APTDIR)/state/lists/partial
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mkdir -p $(APTDIR)/cache/archives/partial
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$(APT_GET) update
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$(APT_GET) autoclean
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# If there are local udebs, remove them from the list of things to
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# get. Then get all the udebs that are left to get.
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needed="$(UDEBS)"; \
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for file in `find $(LOCALUDEBDIR) -name "*_*" -printf "%f\n" 2>/dev/null`; do \
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package=`echo $$file | cut -d _ -f 1`; \
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needed=`echo $$needed | sed "s/$$package *//"`; \
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done; \
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if [ $(DEBUG) = y ] ; then \
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mkdir -p $(DEBUGUDEBDIR); \
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cd $(DEBUGUDEBDIR); \
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export DEB_BUILD_OPTIONS="debug"; \
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$(APT_GET) source --build --yes $$needed; \
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cd ..; \
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else \
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$(APT_GET) -dy install $$needed; \
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fi; \
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# Now the udebs are in APTDIR/cache/archives/ and maybe LOCALUDEBDIR,
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# but there may be other udebs there too besides those we asked for.
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# So link those we asked for to UDEBDIR, renaming them to more useful
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# names.
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rm -rf $(UDEBDIR)
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mkdir -p $(UDEBDIR)
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for package in $(UDEBS); do \
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if [ -e $(APTDIR)/cache/archives/$$package\_* ]; then \
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ln -f $(APTDIR)/cache/archives/$$package\_* \
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$(UDEBDIR)/$$package.udeb; \
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fi; \
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if [ -e $(LOCALUDEBDIR)/$$package\_* ]; then \
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ln -f $(LOCALUDEBDIR)/$$package\_* \
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$(UDEBDIR)/$$package.udeb; \
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fi; \
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if [ -e $(DEBUGUDEBDIR)/$$package\_*.udeb ]; then \
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ln -f $(DEBUGUDEBDIR)/$$package\_*.udeb \
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$(UDEBDIR)/$$package.udeb; \
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fi; \
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done
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# This is a list of the devices we want to create
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DEVS=console kmem mem null ram0 ram tty1 tty2 tty3 tty4 hda hdb hdc hdd fd0
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PROTOTYPE_ROOTFS=rootfs
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# Build the installer tree.
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tree: get_udebs
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dh_testroot
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# This build cannot be restarted, because dpkg gets confused.
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rm -rf $(DEST)
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# Set up the basic files [u]dpkg needs.
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mkdir -p $(DPKGDIR)/info
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touch $(DPKGDIR)/status
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# Only dpkg needs this stuff, so it can be removed later.
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mkdir -p $(DPKGDIR)/updates/
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touch $(DPKGDIR)/available
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# Unpack the udebs with dpkg. This command must run as root or fakeroot.
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dpkg --root=$(DEST) --unpack $(UDEBDIR)/*.udeb
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# Clean up after dpkg.
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rm -rf $(DPKGDIR)/updates
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rm -f $(DPKGDIR)/available $(DPKGDIR)/*-old $(DPKGDIR)/lock
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mkdir -p $(DEST)/dev $(DEST)/proc $(DEST)/mnt $(DEST)/var/log
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cp -dpR $(PROTOTYPE_ROOTFS)/* $(DEST)/
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find $(DEST) -depth -type d -path "*CVS*" -exec rm -rf {} \;
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$(foreach DEV, $(DEVS), \
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(cp -dpR /dev/$(DEV) $(DEST)/dev/ ) ; )
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mkdir -p $(DEST)/lib/modules/$(KVER)/
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depmod -q -a -b $(DEST)/ $(KVER)
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# TODO: configure some of the packages?
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UPX=
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#UPX=~davidw/bin/upx
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# the beta version of upx can be used to make the kernel a lot smaller
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# it shaved 75k off our kernel. That allows us to put a lot more on
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# a single floppy. binaries are at:
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#http://wildsau.idv.uni-linz.ac.at/mfx/download/upx/unstable/upx-1.11-linux.tar.gz
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# or source at:
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# http://sourceforge.net/projects/upx/
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KVER=2.4.0-di
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# FIXME, KERNEL_DEB, need to handle the version number intelligently
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KDEB=../kernel-image-$(KVER)_0.003_i386.deb
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KTREE=kernel_tree
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# Take a kernel-image-*.deb and extract needed information
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kernel:
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mkdir -p $(KTREE)
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dpkg-deb -X $(KDEB) $(KTREE)
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if [ "$(UPX)" ]; then \
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$(UPX) $(KTREE)/boot/vmlinux-$(KVER); \
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fi
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TMP_MNT=./mnt/$(DEST)
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# Make sure that the temporary mountpoint is not occupied,
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# and make it.
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tmp_mount:
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dh_testroot
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if mount | grep $(TMP_MNT) && ! umount $(TMP_MNT) ; then \
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echo "Error unmounting $(TMP_MNT)" 2>&1 ; \
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exit 1; \
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fi
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mkdir -p $(TMP_MNT)
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# Create a compressed image of the root filesystem.
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# 1. make a temporary file large enough to fit the filesystem.
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# 2. mount that file via the loop device, create a filesystem on it
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# 3. copy over the root filesystem
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# 4. unmount the file, compress it
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INITRD=initrd.gz
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TMP_FILE=$(TMPDIR)/$(DEST)
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# TODO: get rid of this damned fuzz factor!
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FUZZ=127
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initrd: tmp_mount
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dh_testroot
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rm -f $(TMP_FILE)
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install -d $(TMPDIR)
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dd if=/dev/zero of=$(TMP_FILE) bs=1k count=`expr $$(du -s $(DEST) | cut -f 1) + $(FUZZ)`
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# FIXME: 2000 bytes/inode (choose that better?)
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mke2fs -F -m 0 -i 2000 -O sparse_super $(TMP_FILE)
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mount -t ext2 -o loop $(TMP_FILE) $(TMP_MNT)
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cp -a $(DEST)/* $(TMP_MNT)/
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umount $(TMP_MNT)
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dd if=$(TMP_FILE) bs=1k | gzip -v9 > $(INITRD)
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# This is the kernel which will be used on the boot disk.
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KERNEL=$(KTREE)/boot/vmlinuz-$(KVER)
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# How big a floppy image should I make? (in kilobytes)
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FLOPPY_SIZE=1440
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# The floppy image to create.
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FLOPPY_IMAGE=floppy.img
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# Create a bootable floppy image. i386 specific. FIXME
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# 1. make a dos filesystem image
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# 2. copy over kernel, initrd
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# 3. install syslinux
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floppy_image: initrd kernel tmp_mount
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dh_testroot
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dd if=/dev/zero of=$(FLOPPY_IMAGE) bs=1k count=$(FLOPPY_SIZE)
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mkfs.msdos -i deb00001 -n 'Debian Installer' $(FLOPPY_IMAGE)
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mount -t msdos -o loop $(FLOPPY_IMAGE) $(TMP_MNT)
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cp $(KERNEL) $(TMP_MNT)/LINUX
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cp initrd.gz $(TMP_MNT)/
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cp syslinux.cfg $(TMP_MNT)/
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todos $(TMP_MNT)/syslinux.cfg
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# This number is used later for stats. There's gotta be a better way.
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df -h $(TMP_MNT) | tail -1 | sed 's/[^ ]* //' | awk 'END { print $$3 }' > $(TMPDIR)/.floppy_free_stat
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umount $(TMP_MNT)
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syslinux $(FLOPPY_IMAGE)
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# Library reduction.
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lib_reduce:
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mkdir -p $(DEST)/lib
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mklibs.sh -v -d $(DEST)/lib `find $(DEST) -type f -perm +0111 -o -name '*.so'`
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# Now we have reduced libraries installed .. but they are
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# not listed in the status file. This nasty thing puts them in,
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# and alters their names to end in -reduced to indicate that
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# they have been modified.
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for package in $$(dpkg -S `find debian-installer/lib -type f -not -name '*.o'| \
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sed s:debian-installer::` | cut -d : -f 1 | \
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sort | uniq); do \
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dpkg -s $$package >> $(DPKGDIR)/status; \
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sed "s/$$package/$$package-reduced/g" \
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< $(DPKGDIR)/status > $(DPKGDIR)/status-new; \
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mv -f $(DPKGDIR)/status-new $(DPKGDIR)/status; \
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done
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# Reduce a status file to contain only the elements we care about.
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status_reduce:
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egrep -i '^((Status|Provides|Depends|Package|Description|installer-menu-item):|$$)' \
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$(DPKGDIR)/status > $(DPKGDIR)/status.new
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mv -f $(DPKGDIR)/status.new $(DPKGDIR)/status
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COMPRESSED_SZ=$(shell expr $(shell tar cz $(DEST) | wc -c) / 1024)
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stats:
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@echo
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@echo System stats
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@echo ------------
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@echo Installed udebs: $(UDEBS)
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@echo Total system size: $(shell du -h -s $(DEST) | cut -f 1)
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@echo Compresses to: $(COMPRESSED_SZ)k
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@echo Single Floppy kernel must be less than: ~$(shell expr $(FLOPPY_SIZE) - $(COMPRESSED_SZ) )k
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@if [ -e $(TMPDIR)/.floppy_free_stat ]; then \
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echo Single net floppy currently has `cat $(TMPDIR)/.floppy_free_stat` free!; \
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fi
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# Add your interesting stats here.
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# Upload a daily build to klecker. If you're not Joey Hess, you probably
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# don't want to use this grungy code, at least not without overrideing
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# this:
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UPLOAD_DIR=klecker.debian.org:~/public_html/debian-installer/daily/
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daily_build:
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fakeroot $(MAKE) image > log 2>&1
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scp -q -B log $(UPLOAD_DIR)
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scp -q -B ../debian-installer.tar.gz \
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$(UPLOAD_DIR)/debian-installer-$(shell date +%Y%m%d).tar.gz
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rm -f log
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|
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