###########################################################
#
# bzip2
#
###########################################################

BZIP2_VERSION=1.0.6
BZIP2_SITE=http://www.bzip.org/$(BZIP2_VERSION)
BZIP2_LIB_VERSION=$(BZIP2_VERSION)
BZIP2_SOURCE=bzip2-$(BZIP2_VERSION).tar.gz
BZIP2_DIR=bzip2-$(BZIP2_VERSION)
BZIP2_UNZIP=zcat
BZIP2_MAINTAINER=Christopher Blunck <christopher.blunck@gmail.com>
BZIP2_DESCRIPTION=Very high-quality data compression program
BZIP2_SECTION=compression
BZIP2_PRIORITY=optional
BZIP2_DEPENDS=
BZIP2_CONFLICTS=

BZIP2_IPK_VERSION=1

BZIP2_BUILD_DIR=$(BUILD_DIR)/bzip2
BZIP2_SOURCE_DIR=$(SOURCE_DIR)/bzip2
BZIP2_IPK=$(BUILD_DIR)/bzip2_$(BZIP2_VERSION)-$(BZIP2_IPK_VERSION)_$(TARGET_ARCH).ipk
BZIP2_IPK_DIR=$(BUILD_DIR)/bzip2-$(BZIP2_VERSION)-ipk

.PHONY: bzip2-source bzip2-unpack bzip2 bzip2-stage bzip2-ipk bzip2-clean bzip2-dirclean bzip2-check

$(DL_DIR)/$(BZIP2_SOURCE):
	$(WGET) -P $(@D) $(BZIP2_SITE)/$(@F) || \
	$(WGET) -P $(@D) $(SOURCES_NLO_SITE)/$(@F)

bzip2-source: $(DL_DIR)/$(BZIP2_SOURCE)

$(BZIP2_BUILD_DIR)/.configured: $(DL_DIR)/$(BZIP2_SOURCE) make/bzip2.mk
	rm -rf $(BUILD_DIR)/$(BZIP2_DIR) $(@D)
	$(BZIP2_UNZIP) $(DL_DIR)/$(BZIP2_SOURCE) | tar -C $(BUILD_DIR) -xvf -
	mv $(BUILD_DIR)/$(BZIP2_DIR) $(@D)
	sed -i -e 's/^CFLAGS *=/&$$(CPPFLAGS) /; s|1.0.4|$(BZIP2_VERSION)|' $(@D)/Makefile*
	touch $@

bzip2-unpack: $(BZIP2_BUILD_DIR)/.configured

$(BZIP2_BUILD_DIR)/.built: $(BZIP2_BUILD_DIR)/.configured
	rm -f $@
	$(MAKE) -C $(@D) \
		PREFIX=/opt \
		$(TARGET_CONFIGURE_OPTS) \
		CPPFLAGS="$(STAGING_CPPFLAGS) $(BZIP2_CPPFLAGS)" \
		LDFLAGS="$(STAGING_LDFLAGS) $(BZIP2_LDFLAGS)" \
		-f Makefile \
		libbz2.a bzip2 bzip2recover
	$(MAKE) -C $(@D) \
		PREFIX=/opt \
		$(TARGET_CONFIGURE_OPTS) \
		CPPFLAGS="$(STAGING_CPPFLAGS) $(BZIP2_CPPFLAGS)" \
		LDFLAGS="$(STAGING_LDFLAGS) $(BZIP2_LDFLAGS)" \
		-f Makefile-libbz2_so
	touch $@

bzip2: $(BZIP2_BUILD_DIR)/.built

$(BZIP2_BUILD_DIR)/.staged: $(BZIP2_BUILD_DIR)/.built
	rm -f $@
	install -d $(STAGING_INCLUDE_DIR)
	install -m 644 $(BZIP2_BUILD_DIR)/bzlib.h $(STAGING_INCLUDE_DIR)
	install -d $(STAGING_LIB_DIR)
	install -m 644 $(BZIP2_BUILD_DIR)/libbz2.a $(STAGING_LIB_DIR)
	install -m 644 $(BZIP2_BUILD_DIR)/libbz2.so.$(BZIP2_LIB_VERSION) $(STAGING_LIB_DIR)
	cd $(STAGING_DIR)/opt/lib && ln -fs libbz2.so.$(BZIP2_LIB_VERSION) libbz2.so.1.0
	cd $(STAGING_DIR)/opt/lib && ln -fs libbz2.so.1.0 libbz2.so
	touch $@

bzip2-stage: $(BZIP2_BUILD_DIR)/.staged

#
# This rule creates a control file for ipkg.  It is no longer
# necessary to create a seperate control file under sources/bzip2
#
$(BZIP2_IPK_DIR)/CONTROL/control:
	@install -d $(@D)
	@rm -f $@
	@echo "Package: bzip2" >>$@
	@echo "Architecture: $(TARGET_ARCH)" >>$@
	@echo "Priority: $(BZIP2_PRIORITY)" >>$@
	@echo "Section: $(BZIP2_SECTION)" >>$@
	@echo "Version: $(BZIP2_VERSION)-$(BZIP2_IPK_VERSION)" >>$@
	@echo "Maintainer: $(BZIP2_MAINTAINER)" >>$@
	@echo "Source: $(BZIP2_SITE)/$(BZIP2_SOURCE)" >>$@
	@echo "Description: $(BZIP2_DESCRIPTION)" >>$@
	@echo "Depends: $(BZIP2_DEPENDS)" >>$@
	@echo "Conflicts: $(BZIP2_CONFLICTS)" >>$@

$(BZIP2_IPK): $(BZIP2_BUILD_DIR)/.built
	rm -rf $(BZIP2_IPK_DIR) $(BUILD_DIR)/bzip2_*_$(TARGET_ARCH).ipk
	install -d $(BZIP2_IPK_DIR)/opt/bin
	$(STRIP_COMMAND) $(BZIP2_BUILD_DIR)/bzip2 -o $(BZIP2_IPK_DIR)/opt/bin/bzip2-bzip2
	$(STRIP_COMMAND) $(BZIP2_BUILD_DIR)/bzip2recover -o $(BZIP2_IPK_DIR)/opt/bin/bzip2recover
	install -d $(BZIP2_IPK_DIR)/opt/include
	install -m 644 $(BZIP2_BUILD_DIR)/bzlib.h $(BZIP2_IPK_DIR)/opt/include
	install -d $(BZIP2_IPK_DIR)/opt/lib
	install -m 644 $(BZIP2_BUILD_DIR)/libbz2.so.$(BZIP2_LIB_VERSION) $(BZIP2_IPK_DIR)/opt/lib
	cd $(BZIP2_IPK_DIR)/opt/lib && ln -fs libbz2.so.$(BZIP2_LIB_VERSION) libbz2.so.1.0
	cd $(BZIP2_IPK_DIR)/opt/lib && ln -fs libbz2.so.1.0 libbz2.so
	$(STRIP_COMMAND) $(BZIP2_IPK_DIR)/opt/lib/libbz2.so.$(BZIP2_LIB_VERSION)
	install -d $(BZIP2_IPK_DIR)/opt/doc/bzip2
	install -m 644 $(BZIP2_BUILD_DIR)/manual*.html $(BZIP2_IPK_DIR)/opt/doc/bzip2
	cd $(BZIP2_IPK_DIR)/opt/bin && ln -fs bzip2 bzcat
	$(MAKE) $(BZIP2_IPK_DIR)/CONTROL/control
	(echo "#!/bin/sh"; \
	 echo "update-alternatives --install /opt/bin/bzip2 bzip2 /opt/bin/bzip2-bzip2 80" \
	) > $(BZIP2_IPK_DIR)/CONTROL/postinst
	(echo "#!/bin/sh"; \
	 echo "update-alternatives --remove bzip2 /opt/bin/bzip2-bzip2" \
	) > $(BZIP2_IPK_DIR)/CONTROL/prerm
	if test -n "$(UPD-ALT_PREFIX)"; then \
		sed -i -e '/^[ 	]*update-alternatives /s|update-alternatives|$(UPD-ALT_PREFIX)/bin/&|' \
			$(BZIP2_IPK_DIR)/CONTROL/postinst $(BZIP2_IPK_DIR)/CONTROL/prerm; \
	fi
	cd $(BUILD_DIR); $(IPKG_BUILD) $(BZIP2_IPK_DIR)

bzip2-ipk: bzip2-stage $(BZIP2_IPK)

bzip2-clean:
	-$(MAKE) -C $(BZIP2_BUILD_DIR) clean

bzip2-dirclean:
	rm -rf $(BUILD_DIR)/$(BZIP2_DIR) $(BZIP2_BUILD_DIR) $(BZIP2_IPK_DIR) $(BZIP2_IPK)

bzip2-check: $(BZIP2_IPK)
	perl scripts/optware-check-package.pl --target=$(OPTWARE_TARGET) $^