#!/usr/bin/make -f

ARCH ?=$(shell dpkg-architecture -qDEB_HOST_ARCH)

CC =gcc
CFLAGS =-g -Wall
STRIP =strip
TEST =test
OPTS =NO_OPENSSL=1 prefix=/usr gitexecdir=/usr/lib/git-core \
  mandir=/usr/share/man INSTALLDIRS=vendor \
  NO_PYTHON=1 \
  THREADED_DELTA_SEARCH=1 NO_CROSS_DIRECTORY_HARDLINKS=1 \
  DEFAULT_PAGER=pager DEFAULT_EDITOR=editor
DOC_OPTS =prefix=/usr ASCIIDOC8=1 ASCIIDOC_NO_ROFF=1

ifneq (,$(findstring nostrip,$(DEB_BUILD_OPTIONS)))
  STRIP =: strip
endif
ifneq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
  CFLAGS +=-O0
else
# workaround #427907
ifeq (hppa,$(ARCH))
  CFLAGS +=-O0
else
  CFLAGS +=-O2
endif
endif
ifneq (,$(findstring nocheck,$(DEB_BUILD_OPTIONS)))
  TEST =
endif

TMP =$(shell pwd)/tmp
GIT =$(shell pwd)/debian/git

patch: deb-checkdir patch-stamp
patch-stamp:
	for i in `ls -1 debian/diff/*.diff || :`; do \
	  patch -p1 <$$i || exit 1; \
	done
	touch patch-stamp

build: deb-checkdir build-arch-stamp build-indep-stamp
build-arch-stamp: patch-stamp build-indep-stamp
	-$(CC) -v
	DESTDIR='$(GIT)' $(MAKE) all \
	  CC='$(CC)' CFLAGS='$(CFLAGS)' $(OPTS)
	test -z '$(TEST)' || \
	  DESTDIR='$(GIT)' $(MAKE) $(TEST) \
	    CC='$(CC)' CFLAGS='$(CFLAGS)' $(OPTS) || \
	  GIT_TEST_OPTS=--verbose DESTDIR='$(GIT)' \
	    $(MAKE) $(TEST) CC='$(CC)' CFLAGS='$(CFLAGS)' $(OPTS)
	touch build-arch-stamp
build-indep-stamp:
	$(MAKE) -CDocumentation man html $(DOC_OPTS)
	touch build-indep-stamp

clean: deb-checkdir
	$(MAKE) clean $(OPTS)
	! test -e patch-stamp || \
	  for i in `ls -1r debian/diff/*.diff || :`; do patch -p1 -R <$$i; done
	rm -rf '$(TMP)'
	rm -f patch-stamp build-arch-stamp build-indep-stamp
	rm -rf '$(GIT)' '$(GIT)'-doc '$(GIT)'-arch '$(GIT)'-cvs \
	  '$(GIT)'-svn '$(GIT)'-email '$(GIT)'-daemon-run '$(GIT)'-gui \
	  '$(GIT)'k '$(GIT)'web '$(GIT)'-all '$(GIT)'-core
	rm -f debian/files debian/substvars changelog

install: install-arch install-indep
install-arch: deb-checkdir deb-checkuid build-arch-stamp
	# git
	rm -rf '$(GIT)'
	install -d -m0755 '$(GIT)'/usr/bin
	DESTDIR='$(GIT)' $(MAKE) install install-doc \
	  CC='$(CC)' CFLAGS='$(CFLAGS)' $(OPTS)
	install -d -m0755 '$(GIT)'/var/cache/git
	rm -f '$(GIT)'/usr/share/perl5/Error.pm
	rm -f '$(GIT)'/usr/share/man/man3/private-Error.3pm
	chmod 644 '$(GIT)'/usr/share/perl5/Git.pm
	# don't include arch, cvs, svn, email, gui tools, and gitk program
	for i in git-archimport git-cvs git-svn git-send-email \
	 git-gui git-citool; do \
	  rm -f '$(GIT)'/usr/lib/git-core/$$i*; \
	done
	rm -f '$(GIT)'/usr/bin/git-cvsserver
	rm -f '$(GIT)'/usr/bin/gitk
	for i in '$(GIT)'/usr/bin/* '$(GIT)'/usr/lib/git-core/*; do \
	  test "`head -c2 $$i`" = '#!' || $(STRIP) -R .comment -R .note $$i; \
	done
	# don't include git-gui's lib
	rm -rf '$(GIT)'/usr/share/git-gui/
	# don't include gitk's lib
	rm -rf '$(GIT)'/usr/share/gitk/
	# don't include arch, cvs, svn, email, gui, and gitk man pages
	for i in git-archimport git-cvs git-svn git-send-email gitk \
	 git-gui git-citool; do \
	  rm -f '$(GIT)'/usr/share/man/man1/$$i*; \
	done
	chmod 0644 '$(GIT)'/usr/share/man/man?/*.[0-9]*
	gzip -9 '$(GIT)'/usr/share/man/man?/*.[0-9]*
	# emacs
	install -m0644 -D debian/git.emacsen-startup \
	  '$(GIT)'/etc/emacs/site-start.d/50git-core.el
	# bash completion
	install -d -m0755 '$(GIT)'/etc/bash_completion.d
	install -m0644 contrib/completion/git-completion.bash \
	  '$(GIT)'/etc/bash_completion.d/git
	# contrib
	install -d -m0755 '$(GIT)'/usr/share/doc/git
	cp -R contrib '$(GIT)'/usr/share/doc/git/
	rm -rf '$(GIT)'/usr/share/doc/git/contrib/completion
	find '$(GIT)'/usr/share/doc/git/contrib -type f | xargs chmod 0644
	find '$(GIT)'/usr/share/doc/git/contrib -type d | xargs chmod 0755
	find '$(GIT)'/usr/share/doc/git/ -name .gitignore | xargs rm -f
	# upstream changelog
	test -r changelog || ln -s debian/changelog.upstream changelog

install-indep: build-arch-stamp build-indep-stamp
	rm -rf '$(TMP)'
	install -d -m0755 '$(TMP)'
	DESTDIR='$(TMP)' $(MAKE) install install-doc \
	  CC='$(CC)' CFLAGS='$(CFLAGS)' $(OPTS)
	$(MAKE) -CDocumentation install-webdoc WEBDOC_DEST='$(TMP)'/html \
	  2>/dev/null
	# RelNotes are shipped in git
	rm -f '$(TMP)'/html/RelNotes*
	# git-doc
	rm -rf '$(GIT)'-doc
	install -d -m0755 '$(GIT)'-doc
	# git-cvs, git-svn
	for i in cvs svn; do \
	  rm -rf '$(GIT)'-$$i && \
	  install -d -m0755 '$(GIT)'-$$i/usr/lib/git-core && \
	  install -m0755 '$(TMP)'/usr/lib/git-core/git-$$i* \
	    '$(GIT)'-$$i/usr/lib/git-core/ && \
	  install -d -m0755 '$(GIT)'-$$i/usr/share/man/man1 && \
	  install -m0644 '$(TMP)'/usr/share/man/man1/git-$$i* \
	    '$(GIT)'-$$i/usr/share/man/man1/ && \
	  gzip -9 '$(GIT)'-$$i/usr/share/man/man1/*.1 || exit 1; \
	done
	# git-cvs
	install -d -m0755 '$(GIT)'-cvs/usr/bin
	install -m0755 '$(TMP)'/usr/bin/git-cvsserver '$(GIT)'-cvs/usr/bin/
	# git-arch
	rm -rf '$(GIT)'-arch
	install -d -m0755 '$(GIT)'-arch/usr/lib/git-core
	install -m0755 '$(TMP)'/usr/lib/git-core/git-archimport \
	  '$(GIT)'-arch/usr/lib/git-core/
	install -d -m0755 '$(GIT)'-arch/usr/share/man/man1
	install -m0644 '$(TMP)'/usr/share/man/man1/git-archimport.1 \
	  '$(GIT)'-arch/usr/share/man/man1/
	gzip -9 '$(GIT)'-arch/usr/share/man/man1/*.1
	# git-email
	rm -rf '$(GIT)'-email
	install -d -m0755 '$(GIT)'-email/usr/lib/git-core
	install -m0755 '$(TMP)'/usr/lib/git-core/git-send-email \
	  '$(GIT)'-email/usr/lib/git-core/
	install -d -m0755 '$(GIT)'-email/usr/share/man/man1
	install -m0644 '$(TMP)'/usr/share/man/man1/git-send-email.1 \
	  '$(GIT)'-email/usr/share/man/man1/
	gzip -9 '$(GIT)'-email/usr/share/man/man1/*.1
	# git-daemon-run
	rm -rf '$(GIT)'-daemon-run
	install -d -m0755 '$(GIT)'-daemon-run/etc/sv/git-daemon/log
	install -m0755 debian/git-daemon/run \
	  '$(GIT)'-daemon-run/etc/sv/git-daemon/run
	install -m0755 debian/git-daemon/log/run \
	  '$(GIT)'-daemon-run/etc/sv/git-daemon/log/run
	# git-gui
	rm -rf '$(GIT)'-gui
	install -d -m0755 '$(GIT)'-gui/usr/lib/git-core
	install -m0755 '$(TMP)'/usr/lib/git-core/git-gui \
	  '$(GIT)'-gui/usr/lib/git-core/
	install -m0755 '$(TMP)'/usr/lib/git-core/git-citool \
	  '$(GIT)'-gui/usr/lib/git-core/
	install -d -m0755 '$(GIT)'-gui/usr/share/man/man1
	for i in gui citool; do \
	  install -m0644 '$(TMP)'/usr/share/man/man1/git-$$i* \
	    '$(GIT)'-gui/usr/share/man/man1/; \
	done
	gzip -9 '$(GIT)'-gui/usr/share/man/man1/*.1
	install -d -m0755 '$(GIT)'-gui/usr/share/git-gui
	cp -a '$(TMP)'/usr/share/git-gui/lib '$(GIT)'-gui/usr/share/git-gui/
	# gitk
	rm -rf '$(GIT)'k
	install -d -m0755 '$(GIT)'k/usr/bin
	install -m0755 '$(TMP)'/usr/bin/gitk \
	  '$(GIT)'k/usr/bin/gitk
	install -d -m0755 '$(GIT)'k/usr/share/man/man1
	install -m0644 '$(TMP)'/usr/share/man/man1/gitk.1 \
	  '$(GIT)'k/usr/share/man/man1/
	gzip -9 '$(GIT)'k/usr/share/man/man1/*.1
	install -d -m0755 '$(GIT)'k/usr/share/gitk
	cp -a '$(TMP)'/usr/share/gitk/lib '$(GIT)'k/usr/share/gitk/
	# gitweb
	rm -rf '$(GIT)'web
	install -d -m0755 '$(GIT)'web/usr/lib/cgi-bin
	install -m0755 gitweb/gitweb.cgi '$(GIT)'web/usr/lib/cgi-bin/gitweb.cgi
	install -d -m0755 '$(GIT)'web/usr/share/gitweb
	ln -s ../../lib/cgi-bin/gitweb.cgi \
	  '$(GIT)'web/usr/share/gitweb/index.cgi
	install -m0644 gitweb/gitweb.css \
	  '$(GIT)'web/usr/share/gitweb/gitweb.css
	install -m0644 gitweb/git-favicon.png \
	  '$(GIT)'web/usr/share/gitweb/git-favicon.png
	install -m0644 gitweb/git-logo.png \
	  '$(GIT)'web/usr/share/gitweb/git-logo.png
	install -d -m0755 '$(GIT)'web/etc
	install -m0644 debian/gitweb.conf '$(GIT)'web/etc/gitweb.conf
	install -d -m0755 '$(GIT)'web/etc/apache2/conf.d
	install -m0644 debian/gitweb.apache2.conf \
	  '$(GIT)'web/etc/apache2/conf.d/gitweb
	install -d -m0755 '$(GIT)'web/var/cache/git/
	# git-all
	rm -rf '$(GIT)'-all
	install -d -m0755 '$(GIT)'-all
	# git-core
	rm -rf '$(GIT)'-core
	install -d -m0755 '$(GIT)'-core/usr/share/doc
	ln -s git '$(GIT)'-core/usr/share/doc/git-core
	# upstream changelog
	test -r changelog || ln -s debian/changelog.upstream changelog

binary: binary-arch binary-indep
binary-arch: install-arch git.deb
	rm -f debian/substvars
	dpkg-shlibdeps '$(GIT)'/usr/bin/* '$(GIT)'/usr/lib/git-core/*
	dpkg-gencontrol -isp -pgit -P'$(GIT)'
	dpkg -b '$(GIT)' ..
binary-indep: install-indep git-doc.deb git-arch.deb git-cvs.deb git-svn.deb \
	  git-daemon-run.deb git-email.deb git-gui.deb gitk.deb gitweb.deb \
	  git-all.deb git-core.deb-DEBIAN
	rm -f debian/substvars
	for i in -doc -arch -cvs -svn -daemon-run -email -gui k web -all \
	 -core; do \
	  dpkg-gencontrol -isp -pgit$$i -P'$(GIT)'$$i && \
	  dpkg -b '$(GIT)'$$i .. || exit 1; \
	done

.PHONY: patch build clean install install-arch install-indep binary \
	  binary-arch binary-indep

include debian/implicit