#! /usr/bin/make -f

# Sample debian/rules that uses debhelper.
# GNU copyright 1997 to 1999 by Joey Hess.
#
# Modified to make a template file for a multi-binary package with separated
# build-arch and build-indep targets  by Bill Allombert 2001

# =============================================================================
# * Configuration variables:

# Should we relocate files to comply with the FHS and Debian policy?
# (use "yes" or "no")
#   *Note:* if you change this setting to "no", it is recommended that you also
#   change root as well to something other than the Debian default.  This will
#   prevent other GNUstep packages from accidentally conflicting with your
#   custom packages.
GS_USE_FHS = yes

# Directories:
# Root of GNUstep tree
# (Default to a different directory if we are not following the FHS.)
ifeq ($(GS_USE_FHS),yes)
GS_ROOT = /usr/lib/GNUstep
else
GS_ROOT = /usr/GNUstep
endif
# Root of System domain
GS_SYSTEM_ROOT = $(GS_ROOT)/System
# Root of Local domain
GS_USRLOCAL	= /usr/local/lib/GNUstep
GS_LOCAL_ROOT	= $(GS_USRLOCAL)/Local
# Root of Network domain
GS_NETWORK_ROOT	= $(GS_USRLOCAL)/Network

# End of configuration variables
# =============================================================================

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

# bashism: we're using brace expansion
export SHELL=/bin/bash

# These are used for cross-compiling and for saving the configure script
# from having to guess our platform (since we know it already)
DEB_BUILD_GNU_TYPE  ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
DEB_HOST_GNU_TYPE   ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)

# make some files executable
dummy := $(shell chmod +x config.guess clean_cpu.sh clean_os.sh \
			cpu.sh os.sh configure mkinstalldirs)

# package names
p_common	= gnustep-common
p_make		= gnustep-make
p_doc		= $(p_make)-doc

# package build dirs
b_make		= $(CURDIR)/build-$(p_make)

# package temp dirs
d_common	= $(CURDIR)/debian/$(p_common)
d_make		= $(CURDIR)/debian/$(p_make)
d_doc		= $(CURDIR)/debian/$(p_doc)

# gcc/gobjc
CC = gcc
CXX = g++

# -----------------------------------------------------------------------------
# GNUstep SETTINGS

GS_SHARE_DIR	= usr/share/GNUstep

# which directory structure are we using? FHS or the default GNUstep?
ifeq ($(GS_USE_FHS),yes)
  dir_struct = fhs
  GS_FS_LAYOUT = fhs-system
  GS_DOC_DIR	= /$(GS_SHARE_DIR)/Documentation
  GS_MAKE_DIR	= /$(GS_SHARE_DIR)/Makefiles
  GS_SCRIPT_DIR	= $(GS_SYSTEM_ROOT)/Tools
  GS_TOOLS_DIR	= /usr/bin
else
  dir_struct = gnustep
  GS_FS_LAYOUT = gnustep
  GS_DOC_DIR	= $(GS_SYSTEM_ROOT)/Library/Documentation
  GS_MAKE_DIR	= $(GS_SYSTEM_ROOT)/Library/Makefiles
  GS_SCRIPT_DIR	= $(GS_MAKE_DIR)
  GS_TOOLS_DIR	= $(GS_SYSTEM_ROOT)/Tools
endif

GS_FS_PACKAGE = gnustep-fslayout-$(dir_struct)

# (Other directories are set above)
GS_LIBS_DIR	= $(GS_SYSTEM_ROOT)/Library/Libraries

# Library combo
GS_LIBRARY_COMBO	= gnu-gnu-gnu

sed_var_subst_gs = sed -e 's:@GS_USE_FHS@:$(GS_USE_FHS):g' \
		       -e 's:@GS_ROOT@:$(GS_ROOT):g' \
		       -e 's:@GS_SYSTEM_ROOT@:$(GS_SYSTEM_ROOT):g' \
		       -e 's:@GS_LOCAL_ROOT@:$(GS_LOCAL_ROOT):g' \
		       -e 's:@GS_NETWORK_ROOT@:$(GS_NETWORK_ROOT):g' \
		       -e 's:@GS_DOC_DIR@:$(GS_DOC_DIR):g' \
		       -e 's:@GS_MAKE_DIR@:$(GS_MAKE_DIR):g' \
		       -e 's:@GS_SCRIPT_DIR@:$(GS_SCRIPT_DIR):g' \
		       -e 's:@GS_FS_PACKAGE@:$(GS_FS_PACKAGE):g' \

# Convenience variables to temporarily create and delete the symlink
# for config-noarch.make.
c-n := $(GS_MAKE_DIR)/config-noarch.make
create-compat-symlink := ln -s $(d_common)$(c-n) $(d_make)$(c-n)
delete-compat-symlink := rm $(d_make)$(c-n)

# prepare the tree for building
dir_struct_files = dh_gnustep $(p_common).links $(p_common).dirs \
		$(p_common).postinst $(p_common).prerm
in_files = config.mk $(p_make).dirs gs_make
prep: debian/prep-stamp
clean_files += debian/prep-stamp
debian/prep-stamp:
	dh_testdir

	@ # copy files that control the directory structure with variable subst
	for i in $(dir_struct_files); do \
	  [ -e debian/$(dir_struct)/$$i ] && \
	    cp debian/$(dir_struct)/$$i debian/$$i || true; \
	  [ -e debian/$(dir_struct)/$$i.in ] && \
	    $(sed_var_subst_gs) debian/$(dir_struct)/$$i.in > debian/$$i || true; \
	done

	chmod +x debian/dh_gnustep

	for i in $(in_files); do \
	  $(sed_var_subst_gs) debian/$$i.in > debian/$$i; \
	done

	chmod +x debian/gs_make

	touch $@

clean_files += $(foreach file,$(dir_struct_files),debian/$(file))
clean_files += $(foreach file,$(in_files),debian/$(file))


debian/control debian/control.tmp: debian/control.in debian/rules
	$(sed_var_subst_gs) debian/control.in > $@


clean_files += debian/$(p_make)-configure-stamp
debian/$(p_make)-configure-stamp: configure
	dh_testdir

	-mkdir $(b_make)

	cd $(b_make) && CC=$(CC) CXX=$(CXX) ../configure \
		--with-layout=$(GS_FS_LAYOUT) \
		--build=$(DEB_BUILD_GNU_TYPE) \
		--host=$(DEB_HOST_GNU_TYPE) \
		--target=$(DEB_HOST_GNU_TYPE) \
		--enable-native-objc-exceptions \

	touch $@


# NOTE: The Build-Indep-Depends are only available, when building the
# build-indep packages.
build: build-arch # build-indep

build-arch: debian/build-arch-stamp
clean_files += debian/build-arch-stamp
debian/build-arch-stamp: debian/$(p_make)-configure-stamp
	$(MAKE) -C $(b_make)
	touch $@


build-indep: debian/build-indep-stamp
clean_files += debian/build-indep-stamp
debian/build-indep-stamp: binary-arch
# As of 2.4.0-3, config-noarch.make is moved into -common
# (Bug#583840).  Because the package is built with internal
# GNUSTEP_MAKEFILES, the link must be created and deleted in every
# rule which uses gnustep-make.
	$(create-compat-symlink)
	GNUSTEP_MAKEFILES=$(d_make)$(GS_MAKE_DIR) $(MAKE) -C Documentation
	$(delete-compat-symlink)
	touch $@


install: install-indep install-arch
install-indep: debian/install-indep-stamp
clean_files += debian/install-indep-stamp
debian/install-indep-stamp: build-indep install-arch prep
	dh_testdir
	dh_testroot
	dh_prep -p$(p_doc)
	dh_installdirs -p$(p_doc) usr/share/doc/$(p_make)
	$(create-compat-symlink)
	GNUSTEP_MAKEFILES=$(d_make)$(GS_MAKE_DIR) $(MAKE) -C Documentation \
	  install DESTDIR=$(d_doc)
	$(delete-compat-symlink)

	@ # Install Internals doc
	dh_install -p$(p_doc) -X .arch-ids debian/Internals $(GS_DOC_DIR)/Developer/Make/Manual

	@ # remove postscript doc
	-find $(d_doc)/$(GS_DOC_DIR) -name '*.ps' | xargs rm -f

	@ # remove all uninteresting info manuals
	rm $(d_doc)/usr/share/info/gnustep-{faq,userfaq,howto,filesystem}.info

	touch $@


install-arch: debian/install-arch-stamp
clean_files += debian/install-arch-stamp
common_scripts = GNUstep-reset.sh GNUstep.csh GNUstep.sh cpu.sh clean_cpu.sh \
		 vendor.sh clean_vendor.sh os.sh clean_os.sh fixpath.sh \
		 filesystem.sh filesystem.csh print_unique_pathlist.sh \
		 config-noarch.make
cdbs_dir = usr/share/cdbs/1
debian/install-arch-stamp: build-arch prep
	dh_testdir
	dh_testroot
	dh_prep -a
	dh_installdirs

	$(MAKE) -C $(b_make) install DESTDIR=$(d_common)

	install -m 755 debian/dh_gnustep $(d_make)/usr/bin
	install -m 755 debian/gs_make $(d_make)/usr/bin
	install -m 644 debian/config.mk $(d_make)/$(GS_SHARE_DIR)/debian

	install -m 644 debian/cdbs/gnumakefile.mk $(d_make)/$(cdbs_dir)/class
	install -m 644 debian/cdbs/gnustep.mk $(d_make)/$(cdbs_dir)/rules
	install -m 644 debian/cdbs/*.in $(d_make)/$(GS_SHARE_DIR)/debian

# Move makefiles from gnustep-common to gnustep-make, then move the
# necessary scripts back to gnustep-common.
	mv $(d_common)/$(GS_MAKE_DIR) $(d_make)/$(GS_MAKE_DIR)
	install -d $(d_common)/$(GS_MAKE_DIR)
	for i in $(common_scripts); do \
	  mv $(d_make)/$(GS_MAKE_DIR)/$$i $(d_common)/$(GS_MAKE_DIR); \
	done
	install -d $(d_make)/$(GS_TOOLS_DIR)
	mv $(d_common)/$(GS_TOOLS_DIR)/gnustep-{config,tests} \
	  $(d_make)/$(GS_TOOLS_DIR)

	rm -f $(d_make)/$(GS_MAKE_DIR)/app-wrapper.template

# Replace config.sub and config.guess with versions from autotools-dev.
	rm $(d_make)/$(GS_MAKE_DIR)/config.sub
	rm $(d_make)/$(GS_MAKE_DIR)/config.guess
	ln -s /usr/share/misc/config.sub $(d_make)/$(GS_MAKE_DIR)
	ln -s /usr/share/misc/config.guess $(d_make)/$(GS_MAKE_DIR)

	touch $@


# Build architecture independant packages
binary-indep: install-indep install-arch
	dh_testdir
	dh_testroot
	dh_installchangelogs -i ChangeLog
	dh_installdocs -i ANNOUNCE NEWS README
	dh_link -p $(p_doc) \
	  $(GS_DOC_DIR)/Developer usr/share/doc/$(p_make)/Developer \
	  $(GS_DOC_DIR)/User usr/share/doc/$(p_make)/User \
	  usr/share/doc/$(p_make)/Developer usr/share/doc/$(p_doc)/Developer \
	  usr/share/doc/$(p_make)/User usr/share/doc/$(p_doc)/User \
	  usr/share/doc/$(p_make)/User/GNUstep/FAQ usr/share/doc/$(p_make)/FAQ \
	  usr/share/doc/$(p_make)/FAQ usr/share/doc/$(p_doc)/FAQ
	debian/dh_gnustep -i

	@ # remove man pages (duplicated)
	rm -rf $(d_doc)/usr/share/man

	dh_usrlocal -i
	dh_compress -i
	dh_fixperms -i
	dh_installdeb -i
	dh_gencontrol -i
	dh_md5sums -i
	dh_builddeb -i


# Build architecture dependant packages
binary-arch: install-arch
	dh_testdir
	dh_testroot
	dh_installchangelogs -a ChangeLog
	dh_installdocs -a ANNOUNCE NEWS README

	@ # relocate files
ifeq ($(GS_USE_FHS),yes)
## FIXME: GNUstep.csh and GNUstep.sh shouldn't be in /usr/share, since they
## contain architecture-specific strings
#	for i in GNUstep.csh GNUstep.sh; do \
	  mv $(d_common)/$(GS_SYSTEM_ROOT)/Library/Makefiles/$$i $(d_common)/$(GS_SCRIPT_DIR); \
	  ln -s $(GS_SCRIPT_DIR)/$$i $(d_common)/$(GS_SYSTEM_ROOT)/Library/Makefiles/$$i; \
	done

#	install -d $(d_make)/$(GS_SCRIPT_DIR)
#	mv $(d_make)/$(GS_SYSTEM_ROOT)/Library/Makefiles/which_lib $(d_make)/$(GS_SCRIPT_DIR);
#	ln -s $(GS_SCRIPT_DIR)/which_lib $(d_make)/$(GS_SYSTEM_ROOT)/Library/Makefiles/which_lib;
endif
	debian/dh_gnustep -a

	pod2man debian/dh_gnustep debian/dh_gnustep.1
	dh_installman -p$(p_make) \
	  debian/dh_gnustep.1 debian/gs_make.1 debian/gnustep-tests.1

	@ # support obsolete gsdh_gnustep (for now)
	dh_link -p$(p_make) usr/bin/dh_gnustep usr/bin/gsdh_gnustep \
	  usr/share/man/man1/dh_gnustep.1.gz usr/share/man/man1/gsdh_gnustep.1.gz

	dh_link -a
	dh_usrlocal -a
	dh_strip -a
	dh_compress -a
	dh_fixperms -a
	dh_installdeb -a
	dh_shlibdeps -a
	dh_gencontrol -a
	dh_md5sums -a
	dh_builddeb -a

clean_files += debian/dh_gnustep.1


# Test that debian/control is up to date
clean_files += debian/control.tmp
test-control: debian/control.tmp
	diff debian/control debian/control.tmp && rm -f debian/control.tmp


clean: test-control
	dh_testdir
	dh_testroot

# Clean Documentation dir.  If ../GNUstep.sh doesn't exist, then we
# assume the documentation dir is clean.
	if [ -e $(d_common)/$(GS_MAKE_DIR)/GNUstep.sh ]; then \
	  $(create-compat-symlink); \
	  GNUSTEP_MAKEFILES=$(d_make)$(GS_MAKE_DIR) \
	    $(MAKE) -C Documentation clean; \
	  GNUSTEP_MAKEFILES=$(d_make)$(GS_MAKE_DIR) \
	    $(MAKE) -C Documentation distclean; \
	  $(delete-compat-symlink); \
	fi

	rm -f config-precomp-test/a.out config-precomp-test/gs_precomp_test.h.gch
	rm -f Documentation/*.{aux,dvi,gz,info,html,log,ps,toc,vr,vrs,pdf}
	rm -f Documentation/version.texi
	rm -f Documentation/{ANNOUNCE,FAQ,GNUstep-HOWTO,INSTALL,NEWS,README}

# Clean build dirs.
	rm -rf $(b_make)

	rm -f $(clean_files)

	dh_clean


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