makefile

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include ../../makefile.inc
 
ALIEN = $(shell which alien)
FAKEROOT = $(shell which fakeroot)
 
NOW = $(shell date +"%a, %d %b %Y %H:%M:%S %z")
PKGDIR = ../../output/$(MACHINE)/
DEBDIR = $(PKGDIR)$(COMPONENT)-$(VERSION)/debian
PACKAGE_TAR_GZ = $(COMPONENT)-$(VERSION).tar.gz
LOG = $(shell $(GIT) log $$($(GIT) describe --tags | cut -d'-' -f1)..HEAD)
ARCHITECTURE = $(shell dpkg-architecture | grep DEB_TARGET_ARCH= | cut -d'=' -f2)
 
PACKAGE_DEB = $(COMPONENT)_$(VERSION)_$(ARCHITECTURE).deb
 
AFLAGS = -d -k --fixperms --test --description="JSON Reader/generation - JSON string variant" \
         --version="$(VERSION)" --target="$(ARCHITECTURE)" -g -v 
 
# helper functions - used in multiple targets
# 1 - destination dir
# 2 - filename
define create_changelog
        @$(ECHO) "Generating debian changelog from git log"
        $(ECHO) "$(COMPONENT) ($(VERSION)) unstable; urgency=medium" > $(1)/$(2)
        $(ECHO) "" >> $(1)/$(2)
        $(GIT) log --pretty=format:"  * %s" $$($(GIT) describe --tags | grep -v "merge" | cut -d'-' -f1)..HEAD  >> $(1)/$(2)
        $(ECHO) "" >> $(1)/$(2)
        $(ECHO) "" >> $(1)/$(2)
        $(GIT) log --pretty=format:" -- %an <%ae>  $(NOW)" -1 >> $(1)/$(2)
        $(ECHO) "" >> $(1)/$(2)
        $(ECHO) "" >> $(1)/$(2)
        $(CAT) changelog >> $(1)/$(2)
endef
 
all: $(PKGDIR)$(PACKAGE_DEB)
        $(INSTALL) -m 0644 $(PKGDIR)$(PACKAGE_DEB) ../../
 
$(PKGDIR)$(PACKAGE_DEB): $(DEBDIR)/ changelog
        @$(ECHO) "Install debian control files"
        $(INSTALL) -m 0644 control $(DEBDIR)
        $(INSTALL) -m 0644 copyright $(DEBDIR)
        $(INSTALL) -m 0644 triggers $(DEBDIR)
        $(INSTALL) -m 0644 compat $(DEBDIR)
        $(INSTALL) -m 0644 rules $(DEBDIR)
        $(ECHO) "Build debian package"
        cd $(DEBDIR)/.. && $(FAKEROOT) make -f debian/rules binary
 
changelog: $(DEBDIR)/
ifneq ($(LOG),)
        $(call create_changelog,$(DEBDIR),changelog) 
else
        $(INSTALL) -m 0644 changelog $(DEBDIR)
endif
 
$(DEBDIR)/: $(PKGDIR)$(PACKAGE_TAR_GZ)
        rm -rf $(PKGDIR)/$(COMPONENT)-$(VERSION)
        cd $(PKGDIR) && $(FAKEROOT) $(ALIEN) $(AFLAGS) $(PACKAGE_TAR_GZ)
 
update_changelog:
        $(call create_changelog,.,changelog.tmp) 
        mv changelog.tmp changelog
 
.PHONY: all changelog update_changelog