#!/usr/bin/make -f
# Sample debian/rules that uses debhelper.
# This file is public domain software, originally written by Joey Hess.
#
# This version is for a multibinary package. It also allows you to build any
# of the binary packages independantly, via binary-<package> targets.

# Uncomment this to turn on verbose mode. 
#export DH_VERBOSE=1

with_check := yes
ifneq (,$(findstring nocheck,$(DEB_BUILD_OPTIONS)))
        with_check := disabled through DEB_BUILD_OPTIONS
endif

NJOBS =
# Support parallel=<n> in DEB_BUILD_OPTIONS (see #209008)
ifneq (,$(filter parallel=%,$(subst $(COMMA), ,$(DEB_BUILD_OPTIONS))))
  COMMA = ,
  NJOBS := -j $(subst parallel=,,$(filter parallel=%,$(subst $(COMMA), ,$(DEB_BUILD_OPTIONS))))
endif

# This has to be exported to make some magic below work.
export DH_OPTIONS

DEB_HOST_ARCH  ?= $(shell dpkg-architecture -qDEB_HOST_ARCH)
export DEB_HOST_GNU_TYPE  ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
export DEB_BUILD_GNU_TYPE ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
export DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)

ifeq ($(DEB_BUILD_GNU_TYPE), $(DEB_HOST_GNU_TYPE))
  confflags += --build $(DEB_HOST_GNU_TYPE)
else
  confflags += --build $(DEB_BUILD_GNU_TYPE) --host $(DEB_HOST_GNU_TYPE)
endif

export CFLAGS = -g
export LDFLAGS = -Wl,-z,defs

ifneq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
CFLAGS += -O0
else
    ifeq (m68k,$(DEB_HOST_ARCH))
	CFLAGS += -O0
    else
	CFLAGS += -O3
    endif
endif

ifeq (sh4,$(DEB_HOST_ARCH))
    CFLAGS += -mieee
endif

# Re-enable TLS on sparc.
# ifeq (sparc,$(DEB_HOST_ARCH))
#     confflags += --disable-thread-safe
# endif

ifneq (,$(findstring $(DEB_HOST_ARCH), amd64 ppc64 kfreebsd-amd64))
  EXTRA_INSTALL=install32
  m32=-m32
endif

build-doc: configure-stamp
	$(MAKE) -C build pdf info html

configure: configure-stamp
configure-stamp:
	dh_testdir
	rm -rf build
	mkdir -p build
	chmod +x configure
	cd build && \
	    ../configure $(confflags) --prefix=/usr \
		--enable-shared --libdir=/usr/lib/$(DEB_HOST_MULTIARCH)
	touch configure-stamp

configure32: configure32-stamp
configure32-stamp:
	mkdir -p build32
	cd build32 && \
	    CC="gcc -m32" CXX="g++ -m32" ../configure $(confflags32) --prefix=/usr \
	    --enable-shared --libdir=/usr/lib32 ABI=32 
	touch $@

build32-stamp: configure32-stamp
	dh_testdir
	$(MAKE) $(NJOBS) -C build32

ifeq ($(with_check),yes)
  ifeq ($(DEB_BUILD_GNU_TYPE), $(DEB_HOST_GNU_TYPE))
	GMP_CHECK_RANDOMIZE=1 $(MAKE) -C build32 check
  endif
endif
	touch $@

build-stamp: configure-stamp
	dh_testdir
	$(MAKE) $(NJOBS) -C build

ifeq ($(with_check),yes)
  ifeq ($(DEB_BUILD_GNU_TYPE), $(DEB_HOST_GNU_TYPE))
	GMP_CHECK_RANDOMIZE=1 $(MAKE) -C build check
  endif
endif
	touch build-stamp

configure64: configure64-stamp
configure64-stamp:
	dh_testdir
	rm -rf build64
	mkdir -p build64
	chmod +x configure
	cd build64 && \
	    CC="gcc -m64" CXX="g++ -m64" ../configure $(confflags) --prefix=/usr \
		--enable-shared powerpc64-linux-gnu
	touch configure64-stamp

build64-stamp: configure64-stamp
	dh_testdir
	$(MAKE) $(NJOBS) -C build64

ifeq ($(with_check),yes)
  ifeq ($(DEB_BUILD_GNU_TYPE), $(DEB_HOST_GNU_TYPE))
	GMP_CHECK_RANDOMIZE=1 $(MAKE) -C build64 check
  endif
endif
	touch build64-stamp

build-indep: build-stamp
build-arch: build-stamp
# not yet ready for that: $(if $(filter powerpc,$(DEB_HOST_ARCH)), build64-stamp)
build: build-indep build-arch

clean:
	dh_testdir
	dh_testroot
	rm -f *-stamp

	rm -rf build build64 build32

	dh_clean

install: DH_OPTIONS=
install: build
	dh_testdir
	dh_testroot
	dh_prep
	dh_clean
	dh_installdirs

	$(MAKE) -C build DESTDIR=`pwd`/debian/tmp install

#ifeq (powerpc,$(DEB_HOST_ARCH))
#	$(MAKE) -C build64 DESTDIR=`pwd`/debian/tmp64 install
#	mv debian/tmp64/usr/lib debian/tmp/usr/lib64
#endif
	# Miscellaneous install.
	dh_install -i
	dh_install -plibmpfr4
	dh_install -plibmpfr-dev

	dh_makeshlibs -v -V -plibmpfr4
	dh_makeshlibs -v -V -plib64mpfr4

install32: build32-stamp
	$(MAKE) DESTDIR=`pwd`/debian/tmp -C build32 install
	dh_install -plib32mpfr4
	dh_install -plib32mpfr-dev
	dh_makeshlibs -v -V -plib32mpfr4

# This single target is used to build all the packages, all at once, or
# one at a time. So keep in mind: any options passed to commands here will
# affect _all_ packages. Anything you want to only affect one package
# should be put in another target, such as the install target.
binary-common:
	dh_testdir
	dh_testroot
	dh_installchangelogs ChangeLog
	dh_installdocs -A BUGS NEWS README TODO AUTHORS
	dh_installexamples
	dh_installmenu
	dh_installinfo
	dh_strip --dbg-package=libmpfr4-dbg
	dh_link
	dh_compress
	dh_fixperms
	dh_lintian
	dh_installdeb
	dh_shlibdeps
	dh_gencontrol
	dh_md5sums
	dh_builddeb

# Build architecture independant packages using the common target.
binary-indep: build build-doc install
# (Uncomment this next line if you have such packages.)
	 $(MAKE) -f debian/rules DH_OPTIONS=-i binary-common

# Build architecture dependant packages using the common target.
binary-arch: build install $(EXTRA_INSTALL)
	$(MAKE) -f debian/rules DH_OPTIONS=-s binary-common

# Any other binary targets build just one binary package at a time.
binary-%: build install
	make -f debian/rules binary-common DH_OPTIONS=-p$*

binary: binary-indep binary-arch
.PHONY: build clean binary-indep binary-arch binary-common binary install build-arch build-indep