#!/usr/bin/make -f
include /usr/share/dpkg/architecture.mk
include /usr/share/dpkg/pkg-info.mk

export CHEZ_VERSION = $(shell echo '$(DEB_VERSION_UPSTREAM)' | sed -e 's/[+~].*$$//')
export DH_VERBOSE = 1
export DEB_BUILD_MAINT_OPTIONS = hardening=+all

DOPACKAGES = $(shell dh_listpackages)

# Translate the host architecture (the arch we're building for) to
# terms the build system understands.
ifeq ($(DEB_HOST_GNU_TYPE), x86_64-linux-gnu)
    export HOST_MACHINE_TYPE = ta6le
else ifeq ($(DEB_HOST_GNU_TYPE), i386-linux-gnu)
    export HOST_MACHINE_TYPE = ti3le
else ifeq ($(DEB_HOST_GNU_TYPE), i686-linux-gnu)
    export HOST_MACHINE_TYPE = ti3le
else ifeq ($(DEB_HOST_GNU_TYPE), aarch64-linux-gnu)
    export HOST_MACHINE_TYPE = tarm64le
else ifeq ($(DEB_HOST_GNU_TYPE), arm-linux-gnueabihf)
    export HOST_MACHINE_TYPE = tarm32le
else ifeq ($(DEB_HOST_GNU_TYPE), riscv64-linux-gnu)
    export HOST_MACHINE_TYPE = trv64le
else ifeq ($(DEB_HOST_GNU_TYPE), loongarch64-linux-gnu)
    export HOST_MACHINE_TYPE = tla64le
else ifeq ($(DEB_HOST_GNU_TYPE), powerpc-linux-gnu)
    export HOST_MACHINE_TYPE = tppc32le
else ifeq ($(DEB_HOST_GNU_TYPE), i686-gnu)
    export HOST_MACHINE_TYPE = ti3gnu
else
    # Example bytecode machine type: tpb64l
    export HOST_MACHINE_TYPE = tpb$(DEB_HOST_ARCH_BITS)$(shell echo $(DEB_HOST_ARCH_ENDIAN) | cut -c1)
    $(warning Cannot yet build for $(DEB_HOST_GNU_TYPE), building for $(HOST_MACHINE_TYPE))
    USE_BYTECODE = 1
endif
ifeq ($(origin CC),default)
CC := $(DEB_HOST_GNU_TYPE)-gcc
LD := $(DEB_HOST_GNU_TYPE)-ld
endif

# We want the system-provided versions of these
INSTALLED_CHEZ=/usr/bin/chezscheme
export STEXLIB=/usr/share/stex
export ZUO=/usr/bin/zuo

LIBDIR=usr/lib/csv$(CHEZ_VERSION)/$(HOST_MACHINE_TYPE)

%:
	dh $@

override_dh_auto_configure:
ifeq ($(USE_BYTECODE),1)
	CC=$(CC) ./configure --as-is --pbarch --threads --installschemename=chezscheme --installprefix=$(shell pwd)/debian/tmp/usr ZLIB=-lz LZ4=-llz4
else
	CC=$(CC) ./configure --as-is -m=$(HOST_MACHINE_TYPE) --installschemename=chezscheme --installprefix=$(shell pwd)/debian/tmp/usr ZLIB=-lz LZ4=-llz4
endif
	ln -s /usr/share/r6rs nanopass

override_dh_auto_test:
ifeq (fullcheck,$(filter fullcheck,$(DEB_BUILD_OPTIONS)))
	dh_auto_test
endif

override_dh_auto_build:
	make -j`nproc` ZUO=/usr/bin/zuo
ifneq (,$(filter chezscheme-doc,$(DOPACKAGES)))
	$(ZUO) main.zuo docs
endif

override_dh_auto_install:
	make install TempRoot=$(shell pwd)/debian/tmp
ifneq (,$(filter chezscheme-doc,$(DOPACKAGES)))
	$(ZUO) main.zuo install-docs
endif

ifneq (,$(filter chezscheme,$(DOPACKAGES)))
override_dh_link:
	dh_link $(LIBDIR)/scheme.boot $(LIBDIR)/chezscheme.boot \
	        $(LIBDIR)/scheme.boot $(LIBDIR)/scheme-script.boot \
	        /usr/share/man/man1/chezscheme.1.gz \
	        /usr/share/man/man1/petite.1.gz \
	        /usr/share/man/man1/chezscheme.1.gz \
	        /usr/share/man/man1/scheme-script-chez.1.gz
endif

override_dh_auto_clean:
	rm -f Makefile main.zuo
	rm -f nanopass
	rm -rf ./build ./pb ./xc-* "./$(HOST_MACHINE_TYPE)"
	rm -rf "./boot/$(HOST_MACHINE_TYPE)/"
	if test -f csug/Makefile; then make -C csug clean STEXLIB=$(STEXLIB) ; fi
	rm -f csug/primdata.ss csug/Makefile
	rm -rf csug/csug.pdf csug/math csug/gifs csug/*.html
	rm -f release_notes/Makefile release_notes/macros.tex release_notes/release_notes.log release_notes/release_notes.tex release_notes/release_notes.htoc
	rm -rf release_notes/gifs/ release_notes/math/ release_notes/release_notes.aux release_notes/release_notes.firstrun release_notes/release_notes.haux release_notes/release_notes.hfirstrun release_notes/release_notes.hsecondrun release_notes/release_notes.hthirdrun release_notes/release_notes.html release_notes/release_notes.mathrun release_notes/release_notes.pdf release_notes/release_notes.secondrun release_notes/release_notes.thirdrun
	dh_auto_clean

override_dh_installdocs:
	dh_installdocs -A NOTICE