#!/usr/bin/make -f

include /usr/share/dpkg/default.mk

export DH_VERBOSE=1

# Try to build with clisp by default on archs for which sbcl has not yet been bootstrapped
# (or with ecl if clisp is not available).
# Those lists must be kept in sync with the Build-Depends field.
# As soon as a new arch is bootstrapped, the lists should be updated.
# See https://bugs.debian.org/954031
ifeq (,$(filter amd64 arm64 armel armhf i386 kfreebsd-amd64 powerpc ppc64 ppc64el, $(DEB_HOST_ARCH)))
ifneq (,$(filter sh4, $(DEB_HOST_ARCH)))
        BOOTSTRAPLISP := /usr/bin/ecl --norc
else
	BOOTSTRAPLISP := /usr/bin/clisp -norc
endif
endif

ifeq (,$(BOOTSTRAPLISP))
	BOOTSTRAPLISP := /usr/bin/sbcl --disable-debugger --no-sysinit --no-userinit
endif

# Fix architecture detection on ppc64, see #939453
ifeq (ppc64,$(DEB_HOST_ARCH))
	export SBCL_ARCH=ppc64
endif

# Fix architecture detection on i386 in Salsa CI
ifeq (i386,$(DEB_HOST_ARCH))
	export SBCL_ARCH=x86
endif

FEATURES := --fancy

ifneq (,$(filter amd64 i386 armel armhf arm64, $(DEB_HOST_ARCH)))
	FEATURES += --with-sb-linkable-runtime
endif

ifneq (,$(filter kfreebsd-%,$(DEB_HOST_ARCH)))
	FEATURES += --with-os-provides-dlopen --with-sb-pthread-futex
endif

%:
	dh $@

override_dh_auto_configure:
	# See doc/PACKAGING-SBCL.txt
	echo "\"$(DEB_VERSION_UPSTREAM).debian\"" > version.lisp-expr

override_dh_auto_build:
	# Create stage 1
	./make.sh --xc-host="$(BOOTSTRAPLISP)" --prefix=$(CURDIR)/stage1 $(FEATURES)
	./install.sh
	chmod 100 stage1 # Make stage 1 unreadable (only executable), to avoid messing with the stage 2
	./clean.sh

	# Create stage 2
	./make.sh --xc-host="$(CURDIR)/stage1/bin/sbcl --disable-debugger --no-sysinit --no-userinit" --prefix=/usr $(FEATURES)

	# Set the source location in core image
	HOME="$(CURDIR)" src/runtime/sbcl --core output/sbcl.core --no-sysinit --no-userinit \
                         --eval '(sb-ext:set-sbcl-source-location "/usr/share/sbcl-source/")' \
	                 --eval '(sb-ext:save-lisp-and-die "output/sbcl.core")'

	chmod 700 stage1 # Do not leave stage1 unreadable (to avoid FTBFS on some Ubuntu buildds)

ifeq (,$(filter nodoc,$(DEB_BUILD_OPTIONS)))
	make -C doc/internals all html
	cd doc/manual && make docstrings && make
endif

# Run the testsuite, and fail on errors only on amd64, arm64 and i386
override_dh_auto_test:
	{ cd tests && ./run-tests.sh; } || { [ "$(DEB_HOST_ARCH)" != amd64 ] && [ "$(DEB_HOST_ARCH)" != arm64 ] && [ "$(DEB_HOST_ARCH)" != i386 ]; }

override_dh_auto_clean:
	-chmod 700 stage1
	rm -rf stage1
	./clean.sh
	rm -f version.lisp-expr

override_dh_auto_install:
	INSTALL_ROOT="$(CURDIR)/debian/tmp/usr" ./install.sh

execute_after_dh_install-arch:
	cp debian/binfmt debian/sbcl/usr/share/binfmts/sbcl

execute_after_dh_install-indep:
	find debian/sbcl-source/usr/share/sbcl-source -type f \( -name \*.fasl -or -name \*.o -or -name \*.log -or -name \*.so -or -name *.a -or -name a.out -or -name LICENSE -or -name COPYING \) -delete
	rm -f debian/sbcl-source/usr/share/sbcl-source/src/runtime/sbcl \
		debian/sbcl-source/usr/share/sbcl-source/src/runtime/sbcl.nm \
		debian/sbcl-source/usr/share/sbcl-source/src/runtime/shrinkwrap-sbcl \
		debian/sbcl-source/usr/share/sbcl-source/src/runtime/heap-reloc-test \
		debian/sbcl-source/usr/share/sbcl-source/src/runtime/ldb

execute_before_dh_gencontrol:
	# Add the FASL version of this release to substvars
	HOME="$(CURDIR)" src/runtime/sbcl --core output/sbcl.core --no-sysinit --no-userinit --load "debian/fasl-version.lisp"