#!/usr/bin/make -f
# -*-makefile-*-
# Sample debian/rules file - for RScheme.

# Copyright (c) 1998, 1999 Rob Browning <rlb@cs.utexas.edu>
# Copied from the hello package rules file, (c) 1994,1995 Ian Jackson.

SHELL := /bin/bash
PWD := $(shell pwd)

TMP_ROOT          := "$(shell pwd)/debian/tmp-root"
INSTALL_ENV       := INSTALL_DIR=${TMP_ROOT} RS_INSTALL_DIR=${TMP_ROOT}
FINAL_INSTALL_DIR := /usr/lib/rscheme
FINAL_MOD_DIR     := ${FINAL_INSTALL_DIR}/resource/modules
TMP_MOD_DIR       := ${TMP_ROOT}/resource/modules

# DEBDEBUG := t

debian/stamp-configure:
	$(checkdir)
	find -name config.cache -print0 | xargs -0 --no-run-if-empty rm
	${MAKE} stage1
	(cd src && \
   CFLAGS=-I${PWD}/debian/include \
  ./configure --enable-pstore-unmapper --enable-full-numeric-tower --prefix=${FINAL_INSTALL_DIR})
	touch debian/stamp-configure

build debian/stamp-build: debian/stamp-configure
	$(checkdir)

  # Is this true, or does rscheme-modules just have to be purged before
  # building rscheme-modules?
	if ! dpkg --status rscheme-modules | grep 'not-installed$$' > /dev/null; \
  then \
    echo "You must purge rscheme-modules before building rscheme."; \
    false; \
  fi

  # For some reason, if rscheme is not installed, then the rscheme you build
  # will have embedded paths from the build tree.
	if dpkg --status rscheme | grep 'not-installed$$' > /dev/null; \
  then \
    echo "The previous version of rscheme must be installed to build rscheme."; \
    false; \
  fi

	install -d debian/tmp-root
	(cd src && ${MAKE} LD_LIBRARY_PATH=${TMP_ROOT}/lib/ ${INSTALL_ENV} all)
  # Build local version of rsc to build the other modules.
	(cd src && ${MAKE} ${INSTALL_ENV} rsc)
	(cd src && ${MAKE} ${INSTALL_ENV} packages)
	# (cd src && ${MAKE} ${INSTALL_ENV} PACKAGE=x11 package)
	(cd src && ${MAKE} ${INSTALL_ENV} fasl_shell)

  # Re-build rsc with the right *dist-path*
  # This one doesn't work right...
	(cd src && \
   ${MAKE} ${INSTALL_ENV} "FINAL_INSTALL_DIR=${FINAL_INSTALL_DIR}" \
     RS=${TMP_ROOT}/bin/rs rsc)

	touch debian/stamp-build

clean: debian/stamp-configure
	$(checkdir)
	-rm -f debian/stamp-configure debian/stamp-build
	-rm -rf src
	${MAKE} distclean 
	-rm -rf debian/tmp-root
	-rm -rf debian/tmp debian/files* debian/substvars
	-find -name "*~" -not -path ./handc/cfg/gc/rtgc/rtgc/gcserver.h~ \
                   -not -path ./stage0/cfg/gc/rtgc/rtgc/gcserver.h~ \
                   -print0 | xargs --no-run-if-empty --null rm

binary-indep:	checkroot debian/stamp-build
	$(checkdir)
# There are no architecture-independent files to be uploaded
# generated by this package.  If there were any they would be
# made here.

binary-arch:	checkroot debian/stamp-build
	$(checkdir)
	-rm -rf debian/tmp
	install -d debian/tmp debian/tmp/DEBIAN
	install -d debian/tmp/usr/doc/rscheme

	install -d debian/tmp/usr/lib/rscheme
	cp -r debian/tmp-root/resource debian/tmp/usr/lib/rscheme
	cp -r debian/tmp-root/lib debian/tmp/usr/lib/rscheme

ifdef DEBDEBUG
	cd debian/tmp/usr/lib/rscheme/lib/ && strip *.[ao]
endif

	cp -r debian/tmp-root/include debian/tmp/usr/include
# do we still need this?
	cd debian/tmp/usr/lib/rscheme && ln -s ../../include .

	install -d debian/tmp/usr/bin

ifdef DEBDEBUG
	(cd debian/tmp-root/bin && \
   install `ls | grep -v rsc` ../../tmp/usr/bin/)
else
	(cd debian/tmp-root/bin && \
   install --strip `ls | egrep -v "rsc|gcmain"` ../../tmp/usr/bin/)
endif

	perl -i -p \
    -e 's|\S+debian/tmp-root/bin|/usr/bin|go;' \
    -e 's|\S+debian/tmp-root/resource|/usr/lib/rscheme/resource|go;' \
    debian/tmp-root/bin/rsc

	cd debian/tmp-root/bin && install rsc ../../tmp/usr/bin

	cp debian/copyright debian/tmp/usr/doc/rscheme/.
	cp debian/changelog debian/tmp/usr/doc/rscheme/changelog.Debian
	cp debian/README.Debian debian/tmp/usr/doc/rscheme/
	cp COPYING README debian/tmp/usr/doc/rscheme/

	gzip -9v debian/tmp/usr/doc/rscheme/changelog.Debian
	gzip -9v debian/tmp/usr/doc/rscheme/README.Debian
	gzip -9v debian/tmp/usr/doc/rscheme/COPYING
	gzip -9v debian/tmp/usr/doc/rscheme/README
#	gzip -9v debian/tmp/usr/doc/rscheme/*.ps

	(dpkg-shlibdeps `find debian/tmp/usr/bin/ -type f | grep -v rsc`)

	dpkg-gencontrol -prscheme

	chown -R root.root debian/tmp
	find debian/tmp -type f | xargs chmod 644
	find debian/tmp -type d | xargs chmod 755
	cd debian/tmp/usr/bin && chmod 755 *
	chmod -R g-ws debian/tmp
	dpkg --build debian/tmp ..

define checkdir
	test -f handc/install/include/rscheme.h -a -f debian/rules
endef

# Below here is fairly generic really

binary:		binary-indep binary-arch

source diff:
	@echo >&2 'source and diff are obsolete - use dpkg-source -b'; false

checkroot:
	$(checkdir)
	test root = "`whoami`"

.PHONY: binary binary-arch binary-indep clean checkroot build

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