#!/usr/bin/make -f
# -*- makefile -*-
# This file was originally written by Joey Hess and Craig Small.
# As a special exception, when this file is copied by dh-make into a
# dh-make output file, you may use that output file without restriction.
# This special exception was added by Craig Small in version 0.37 of dh-make.
# Default/i386/amd64 options from sdlmame rules file by Cesare Falco.

DEB_HOST_ARCH := $(shell dpkg-architecture -qDEB_HOST_ARCH)

export DEB_LDFLAGS_MAINT_APPEND = -Wl,--as-needed

# add c++ hardening options (upstream makefile doesn't use CPPFLAGS)
export DEB_CFLAGS_MAINT_APPEND = $(shell dpkg-buildflags --get CPPFLAGS)

# taken verbatim from debian policy
ifneq (,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
NUMJOBS = $(patsubst parallel=%,%,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
MAKEFLAGS += -j$(NUMJOBS)
endif

# Override relevant make variables in original makefile
DEB_OPTS = \
    OSD=sdl \
    CROSS_BUILD_OSD= \
    BIGENDIAN= \
    NOASM=1 \
    PREFIX= \
    SUFFIX= \
    DEBUG= \
    NO_USE_QTDEBUG=1 \
    PROFILER= \
    FORCE_DRC_C_BACKEND=1 \
    NOWERROR=1 \
    MACOSX_USE_LIBSDL= \
    BUILD_EXPAT= \
    BUILD_ZLIB= \
    BUILD_JPEGLIB= \
    BUILD_SQLITE3= \
    BUILD_MIDILIB= \
    BUILD_FLAC= \
    SYMBOLS= \
    SYMLEVEL= \
    DUMPSYM= \
    PROFILE= \
    MAP= \
    VERBOSE= \
    OPTIMIZE=

# Override make variables for specific archs
# Linux architectures
ifeq ($(DEB_HOST_ARCH),amd64)
DEB_OPTS += \
    FORCE_DRC_C_BACKEND= \
    PTR64=1 \
    NOASM=
endif

ifeq ($(DEB_HOST_ARCH),arm64)
DEB_OPTS += \
    PTR64=1
endif

ifeq ($(DEB_HOST_ARCH),i386)
DEB_OPTS += \
    FORCE_DRC_C_BACKEND= \
    PTR64= \
    NOASM=
endif

ifeq ($(DEB_HOST_ARCH),ia64)
DEB_OPTS += \
    PTR64=1
endif

ifeq ($(DEB_HOST_ARCH),mips)
DEB_OPTS += \
    ARCHOPTS=-Umips \
    BIGENDIAN=1
endif

ifeq ($(DEB_HOST_ARCH),mipsel)
DEB_OPTS += \
    ARCHOPTS=-Umips
endif

ifeq ($(DEB_HOST_ARCH),powerpc)
DEB_OPTS += \
    ARCHOPTS=-Upowerpc \
    NOASM= \
    BIGENDIAN=1
endif

ifeq ($(DEB_HOST_ARCH),ppc64el)
DEB_OPTS += \
    PTR64=1 \
    NOASM=
endif

ifeq ($(DEB_HOST_ARCH),s390)
DEB_OPTS += \
    BIGENDIAN=1
endif

ifeq ($(DEB_HOST_ARCH),s390x)
DEB_OPTS += \
    PTR64=1 \
    BIGENDIAN=1
endif

ifeq ($(DEB_HOST_ARCH),sparc)
DEB_OPTS += \
    BIGENDIAN=1
endif

# kFreeBSD architectures
ifeq ($(DEB_HOST_ARCH),kfreebsd-amd64)
DEB_OPTS += \
    TARGETOS=freebsd \
    BUILD_MIDILIB=1 \
    FORCE_DRC_C_BACKEND= \
    PTR64=1 \
    NOASM=
endif

ifeq ($(DEB_HOST_ARCH),kfreebsd-i386)
DEB_OPTS += \
    TARGETOS=freebsd \
    BUILD_MIDILIB=1 \
    FORCE_DRC_C_BACKEND= \
    PTR64= \
    NOASM=
endif

# kFreeBSD architecture
ifeq ($(DEB_HOST_ARCH),hurd-i386)
DEB_OPTS += \
    BUILD_MIDILIB=1
endif

DEB_MAME_OPTS = \
    OPT_FLAGS="-D'INI_PATH=\"/etc/mame\"'" \
    FULLNAME=mame \
    TARGET=mame \
    SUBTARGET=mame

DEB_MESS_OPTS = \
    OPT_FLAGS="-D'INI_PATH=\"/etc/mess\"'" \
    FULLNAME=mess \
    TARGET=mess \
    SUBTARGET=mess

%:
	dh $@

override_dh_auto_build:
	$(MAKE) $(DEB_OPTS) $(DEB_MAME_OPTS)
	$(CURDIR)/mame -createconfig
	mv mame.ini default.mame.ini
# Force rebuild to allow Mess specific value for INI_PATH
	find obj -type f \
             -not -name \*.lh -and -not -name drivlist.c \
             -exec rm {} \;
	$(MAKE) $(DEB_OPTS) $(DEB_MESS_OPTS) all
	$(CURDIR)/mess -createconfig
	mv mess.ini default.mess.ini

override_dh_auto_clean:
	-$(MAKE) $(DEB_MAME_OPTS) $(DEB_OPTS) clean
	-$(MAKE) $(DEB_MESS_OPTS) $(DEB_OPTS) clean
	rm -rf obj
	rm -f default.mame.ini default.mess.ini

# Remove OSX specific keymaps
override_dh_install:
	dh_install --exclude=OSX.txt


# Retrieve source from svn repo (recommended by upstream developers)
VERSION := $(shell dpkg-parsechangelog | sed -ne 's/^Version: \(.*\)-.*/\1/p')
TMPDIR := $(shell mktemp --dry-run --directory -p .)

MAME_PACKAGE = mame
# Upstream source has no dot in its name, so we have to cut it out
MAME_VERSION := $(shell echo $(VERSION) | sed -e 's/\.//' )
MAME_URL = svn://dspnet.fr/mame/
MAME_TAG = tags/$(MAME_PACKAGE)$(MAME_VERSION)
MAME_SRCDIR = $(MAME_PACKAGE)-$(VERSION)
MAME_TARBALL = $(MAME_PACKAGE)_$(VERSION).orig.tar.xz

get-orig-source:
	mkdir $(TMPDIR)
	svn export $(MAME_URL)$(MAME_TAG) $(TMPDIR)/$(MAME_SRCDIR)
	svn export $(MAME_URL)build/whatsnew/whatsnew_$(MAME_VERSION).txt \
        $(TMPDIR)/$(MAME_SRCDIR)/whatsnew.txt
	svn export $(MAME_URL)build/messnew/messnew_$(MAME_VERSION).txt \
        $(TMPDIR)/$(MAME_SRCDIR)/messnew.txt
	tar -C $(TMPDIR) -cf - $(MAME_SRCDIR) | xz -9c > $(MAME_TARBALL)
	rm -rf $(TMPDIR)

.PHONY: get-orig-source
