#! /usr/bin/make -f
# -*- makefile -*-

#export DH_VERBOSE=1

unexport LANG LC_ALL LC_CTYPE LC_COLLATE LC_TIME LC_NUMERIC LC_MESSAGES

# architecture dependent variables
DEB_BUILD_GNU_TYPE	:= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
DEB_HOST_ARCH		:= $(shell dpkg-architecture -qDEB_HOST_ARCH)
DEB_HOST_ARCH_OS	:= $(shell dpkg-architecture -qDEB_HOST_ARCH_OS)
DEB_HOST_GNU_CPU	:= $(shell dpkg-architecture -qDEB_HOST_GNU_CPU)
DEB_HOST_GNU_SYSTEM	:= $(shell dpkg-architecture -qDEB_HOST_GNU_SYSTEM)
DEB_HOST_GNU_TYPE	:= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)

VERSION		:= 3.1
#PKGVERSION	:= $(shell dpkg-parsechangelog \
#			| sed -n '/Version:/s/\(.* \)\(.*\)-2\(.*\)/\2\3/p')
#PKGVERSION	:= 3.0
#dpkg_ctrl_args := -v$(PKGVERSION) -VBinary-Version=$(PKGVERSION)


with_gfdl	= no

CC	= gcc
CFLAGS	= -g -O2
SHELL	= bash
YACC	= bison -y

IX	= install -o 0 -g 0
ID	= install -o 0 -g 0 -m 644

# built with installed libreadline?
with_installed_rl = no

debflags =

PWD	:= $(shell pwd)
p	= bash
p_min	= bash-minimal
p_stat	= bash-static
p_bins	= bash-builtins
p_doc	= bash-doc
p_bdb	= bashdb

d	= debian/$(p)
d_min	= debian/$(p_min)
d_stat	= debian/$(p_stat)
d_bins	= debian/$(p_bins)
d_doc	= debian/$(p_doc)
d_bdb	= debian/$(p_bdb)

conf_args = \
	--with-curses \
	--disable-net-redirections \
	--enable-largefile \
	--prefix=/usr \
	--infodir=/usr/share/info \
	--mandir=/usr/share/man
ifeq ($(with_installed_rl),yes)
    conf_args += --with-installed-readline
endif

static_conf_args := $(conf_args) \
	--enable-static-link \
	--without-bash-malloc \
	--host=$(DEB_HOST_GNU_TYPE)

conf_args += --host=$(DEB_HOST_GNU_TYPE)

min_conf_args = \
	--enable-minimal-config \
	--enable-largefile \
	--prefix=/usr \
	--infodir=/usr/share/info \
	--mandir=/usr/share/man
min_conf_args += --host=$(DEB_HOST_GNU_TYPE)


#build: bash-build minimal-build static-build preinst-build all-bashdb-build check
build: before-build bash-build minimal-build static-build preinst-build check

before-build:
	: # see #327477, needed to have HAVE_DEV_STDIN defined
	(test -d /dev/fd && test -r /dev/stdin < /dev/null) \
	  || (test -d /proc/self/fd && test -r /dev/stdin < /dev/null)
ifneq (,$(findstring $(DEB_HOST_ARCH_OS), linux freebsd))
	$(CC) $(CFLAGS) -o clear_console debian/clear_console.c -lncurses
endif

# ---------------------------------------------------------------------------
# build standard bash

bash-build:
	$(MAKE) -f debian/rules do-build-bash \
	    bash_src=bash \
	    bash_patches="$(debian_patches)" \
	    build=bash \
	    configure_args="$(conf_args)"
bash-configure:
	$(MAKE) -f debian/rules do-configure-bash \
	    bash_src=bash \
	    bash_patches="$(debian_patches)" \
	    build=bash \
	    configure_args="$(conf_args)"

# ---------------------------------------------------------------------------
# build minimal bash

minimal-build:
	$(MAKE) -f debian/rules do-build-min \
	    bash_src=bash \
	    bash_patches="$(debian_patches)" \
	    build=min \
	    configure_args="$(min_conf_args)"
minimal-configure:
	$(MAKE) -f debian/rules do-configure-min \
	    bash_src=bash \
	    bash_patches="$(debian_patches)" \
	    build=min \
	    configure_args="$(min_conf_args)"

# ---------------------------------------------------------------------------
# build static bash

static-build:
	$(MAKE) -f debian/rules do-build-static \
	    bash_src=bash \
	    bash_patches="$(debian_patches)" \
	    build=static \
	    configure_args="$(static_conf_args)"
static-configure:
	$(MAKE) -f debian/rules do-configure-static \
	    bash_src=bash \
	    bash_patches="$(debian_patches)" \
	    build=static \
	    configure_args="$(static_conf_args)"

# ---------------------------------------------------------------------------
# build standard bash

all-bashdb-build: bashdb-build #bashdb-doc-build

bashdb-build:
	DEBUGGER_START_FILE=/usr/share/bashdb/dbg-main.inc \
	$(MAKE) -f debian/rules do-build-bashdb \
	    bash_src=bashdb \
	    bash_patches="$(bashdb_patches)" \
	    build=bashdb \
	    configure_args="$(conf_args)"
bashdb-configure:
	DEBUGGER_START_FILE=/usr/share/bashdb/dbg-main.inc \
	$(MAKE) -f debian/rules do-configure-bashdb \
	    bash_src=bashdb \
	    bash_patches="$(bashdb_patches)" \
	    build=bashdb \
	    configure_args="$(conf_args)"

bashdb-doc-build: stamps/stamp-build-bashdb-doc
stamps/stamp-build-bashdb-doc:
	cp -p build-bashdb/doc/version.texi bashdb/doc/
	cp -p build-bashdb/debugger/doc/version.texi bashdb/debugger/doc/
#	$(MAKE) -C build-bashdb doc
	$(MAKE) -C build-bashdb/debugger/doc
	touch stamps/stamp-build-bashdb-doc

# ---------------------------------------------------------------------------

bash-doc-build: stamps/stamp-build-bash-doc
stamps/stamp-build-bash-doc:
ifeq ($(with_gfdl),yes)
	rm -f bash/doc/bashref.info
	$(MAKE) -C build-bash/doc bashref.info bashref.pdf
endif
	touch stamps/stamp-build-bash-doc

# ---------------------------------------------------------------------------

check: stamps/stamp-check
stamps/stamp-check: bash-build
	@echo BEGIN test
ifeq ($(DEB_BUILD_GNU_TYPE),$(DEB_HOST_GNU_TYPE))
	-sh debian/locale-gen
	LOCPATH=$(PWD)/locales \
		$(MAKE) -C build-bash test 2>&1 | tee build-bash/test-protocol
else
	@echo Suppress 'make' test, because this is cross build
endif
	@echo END test
	touch stamps/stamp-check

# ---------------------------------------------------------------------------

clean:
	dh_testdir
	dh_testroot
	rm -rf stamps build-* bash bashdb
	rm -f debian/bash.preinst
	rm -f debian/README.Debian
	rm -rf locales
	rm -f clear_console
	dh_clean

preinst-build: debian/bash.preinst
debian/bash.preinst: debian/bash.preinst.c
	$(CC) -O2 -s -o debian/bash.preinst debian/bash.preinst.c

# ---------------------------------------------------------------------------


install: bash-install #bashdb-install

bash-install: bash-build stamps/stamp-install-bash
stamps/stamp-install-bash: stamps/stamp-build-bash
	dh_testdir
	dh_testroot
	dh_clean -k -p$(p) -p$(p_doc) -p$(p_bins)
	dh_installdirs -p$(p) \
		bin \
		etc/skel \
		etc/bash_completion.d \
		usr/share/doc/$(p)
	dh_installdirs -p$(p_doc) \
		usr/share/doc/$(p)
	dh_installdirs -p$(p_bins) \
		usr/share/doc/$(p)/examples/loadables \
		usr/{include/bash/{builtins,lib/{glob,tilde}}}

ifeq ($(with_gfdl),yes)
# XXXXX
	cp -p build-bash/doc/*.info bash/doc/
endif

	: # install it
	$(MAKE) -C build-bash install \
		CC='$(CC)' \
		CFLAGS='$(CFLAGS)' \
		YACC="$(YACC)" \
		DESTDIR=$(PWD)/$(d)
	mv $(d)/usr/bin/bash $(d)/bin/.
	chmod 755 $(d)/usr/bin/bashbug
ifneq ($(with_gfdl),yes)
	mkdir -p $(d)/usr/share/man/man1
	cp -p bash/doc/bash.1 $(d)/usr/share/man/man1/bash.1
endif

	: # extra links
	ln -sf bash $(d)/bin/rbash
	ln -sf bash $(d)/bin/sh
	ln -sf bash.1 $(d)/usr/share/man/man1/sh.1

	: # skeleton files
	$(ID) debian/etc.bash.bashrc $(d)/etc/bash.bashrc
	$(ID) debian/skel.bashrc $(d)/etc/skel/.bashrc
	$(ID) debian/skel.bash_profile $(d)/etc/skel/.bash_profile
	$(ID) debian/skel.bash_logout $(d)/etc/skel/.bash_logout

	: # clean_console
ifneq (,$(findstring $(DEB_HOST_ARCH_OS), linux freebsd))
	$(IX) clear_console $(d)/usr/bin/
	$(ID) debian/clear_console.1 $(d)/usr/share/man/man1/
endif

	: # install bash-completion
	$(ID) debian/bash_completion/bash_completion $(d)/etc/.
	cp -a debian/bash_completion/contrib \
		$(d)/usr/share/doc/$(p)/completion-contrib
	chmod 755 $(d)/usr/share/doc/$(p)/completion-contrib
	chmod 644 $(d)/usr/share/doc/$(p)/completion-contrib/*
	$(ID) debian/bash_completion/Changelog \
		$(d)/usr/share/doc/$(p)/changelog.bash_completion
	$(ID) debian/README.bash_completion $(d)/usr/share/doc/$(p)/
	cat debian/bash_completion/README \
		>> $(d)/usr/share/doc/$(p)/README.bash_completion
	$(ID) debian/bash_completion/BUGS \
		$(d)/usr/share/doc/bash/BUGS.bash_completion

ifeq ($(with_gfdl),yes)
	: # files for the bash-doc package
	mv $(d)/usr/share/info/bash.info $(d)/usr/share/info/bashref.info
	ln -sf bashref.info $(d)/usr/share/info/bash.info
	mv $(d)/usr/share/info $(d_doc)/usr/share/
endif

	dh_installexamples -p$(p_doc) bash/examples/*
	mv $(d_doc)/usr/share/doc/$(p_doc)/examples \
		$(d_doc)/usr/share/doc/$(p)/examples
	rm -rf $(d_doc)/usr/share/doc/$(p)/examples/loadables
	ln -sf ../$(p)/examples $(d_doc)/usr/share/doc/$(p_doc)/examples

	cd $(d_doc)/usr/share/doc/$(p)/examples && chmod 644 \
		*bashdb/PERMISSION complete/complete.gnu-longopt
	cd $(d_doc)/usr/share/doc/$(p)/examples && chmod 755 \
		misc/aliasconv.*sh misc/cshtobash

	cd $(d_doc)/usr/share/doc/$(p)/examples && chmod 644 \
		scripts/shprompt scripts/precedence \
		scripts/bcsh.sh scripts/krand.bash

	: # files for the bash-builtins package
	$(ID) bash/include/*.h bash/*.h  $(d_bins)/usr/include/bash/
	$(ID) build-bash/*.h $(d_bins)/usr/include/bash/
	rm -f $(d_bins)/usr/include/bash/y.tab.h
	$(ID) bash/builtins/*.h $(d_bins)/usr/include/bash/builtins/
	$(ID) bash/lib/glob/*.h $(d_bins)/usr/include/bash/lib/glob/
	$(ID) bash/lib/tilde/*.h $(d_bins)/usr/include/bash/lib/tilde/
	$(ID) bash/examples/loadables/{README,*.c} \
		$(d_bins)/usr/share/doc/$(p)/examples/loadables
	$(ID) build-bash/examples/loadables/Makefile \
		$(d_bins)/usr/share/doc/$(p)/examples/loadables
	ln -sf bash $(d_bins)/usr/share/doc/$(p_bins)

	cat debian/README stamps/stamp-patch-bash > debian/README.Debian

	touch stamps/stamp-install-bash

bashdb-install: stamps/stamp-install-bashdb
stamps/stamp-install-bashdb: stamps/stamp-build-bashdb
	dh_testdir
	dh_testroot
	dh_clean -k -p$(p_bdb)
	dh_installdirs -p$(p_bdb) \
		usr/share/doc/$(p_bdb) \
		usr/share/emacs/site-lisp/$(p_bdb)

	: # install it
	$(MAKE) -C build-bashdb install \
		CC='$(CC)' \
		CFLAGS='$(CFLAGS)' \
		YACC="$(YACC)" \
		DESTDIR=$(PWD)/$(d_bdb)
	rm -f $(d_bdb)/usr/bin/bashbug
	rm -f $(d_bdb)/usr/share/man/man1/bashbug.1
	rm -f $(d_bdb)/usr/share/info/*

	mv $(d_bdb)/usr/share/man/man1/bash.1 \
		$(d_bdb)/usr/share/man/man1/bash+dbg.1

	$(MAKE) -C build-bashdb/debugger/doc install \
		DESTDIR=$(PWD)/$(d_bdb)
	cp -p build-bashdb/debugger/doc/bashdb.html \
		$(d_bdb)/usr/share/doc/$(p_bdb)/.
	cp -p build-bashdb/debugger/doc/bashdb.1 \
		$(d_bdb)/usr/share/man/man1/.

	: # some corrections
	mv $(d_bdb)/usr/bin/bash $(d_bdb)/usr/bin/bash+dbg
	sed -e 's,/usr/bin/bash,/usr/bin/bash+dbg,g' \
	    -e 's,/lib/bashdb,/share/bashdb,g' \
		$(d_bdb)/usr/bin/bashdb > $(d_bdb)/usr/bin/bashdb.new
	mv -f $(d_bdb)/usr/bin/bashdb.new $(d_bdb)/usr/bin/bashdb
	chmod 755 $(d_bdb)/usr/bin/bashdb
	cp -p bashdb/debugger/emacs/*.el \
		$(d_bdb)/usr/share/emacs/site-lisp/$(p_bdb)/

	touch stamps/stamp-install-bashdb

binary-doc: bash-install bash-doc-build
	dh_testdir
	dh_testroot
	mkdir -p $(d_doc)/usr/share/doc/$(p)
	dh_installdocs -p$(p_doc) 
ifeq ($(with_gfdl),yes)
	cp -p build-bash/doc/bashref.pdf $(d_doc)/usr/share/doc/$(p)/.
	dh_link -p$(p_doc) \
	    /usr/share/doc/$(p)/bashref.pdf /usr/share/doc/$(p_doc)/bashref.pdf
endif
	dh_installchangelogs -p$(p_doc)
	dh_compress -p$(p_doc) -Xexamples -X.pdf
	dh_fixperms -p$(p_doc)
	dh_installdeb -p$(p_doc)
	dh_gencontrol -p$(p_doc)
	dh_md5sums -p$(p_doc)
	dh_builddeb -p$(p_doc)

binary-bash: bash-install debian/bash.preinst
	dh_testdir
	dh_testroot
	dh_installchangelogs -p$(p) bash/CWRU/changelog
	dh_installdocs -p$(p) \
		bash/{CHANGES,NEWS,COMPAT,doc/INTRO,POSIX} \
		debian/{README.Debian,README.abs-guide,README.commands} \
		debian/inputrc.arrows
ifeq ($(with_gfdl),yes)
	cp -p bash/doc/FAQ $(d)/usr/share/doc/$(p)/.
endif
	cp -p debian/FAQ $(d)/usr/share/doc/$(p)/.
	dh_installman -p$(p) bash/doc/rbash.1 debian/bash-builtins.7
	dh_installmenu -p$(p)
	dh_strip -p$(p)
	dh_compress -p$(p)
	dh_fixperms -p$(p)
	dh_shlibdeps -p$(p) -- -dPre-Depends $(d)/bin/bash debian/bash.preinst
	dh_installdeb -p$(p)
	dh_gencontrol -p$(p)
	dh_md5sums -p$(p)
	dh_builddeb -p$(p)

# Even though it contains only headers and example files,
# bash-builtins is NOT arch-independent because the config.h* files
# differ on different archs.
binary-builtins: bash-install
	dh_testdir
	dh_testroot
	dh_compress -p$(p_bins) -Xexamples
	dh_fixperms -p$(p_bins)
	dh_installdeb -p$(p_bins)
	dh_gencontrol -p$(p_bins)
	dh_md5sums -p$(p_bins)
	dh_builddeb -p$(p_bins)

binary-static: static-build
	dh_testdir
	dh_testroot
	dh_clean -k -p$(p_stat)
	dh_installdirs -p$(p_stat) \
		bin \
		usr/share/man/man1
	cp -p build-static/bash $(d_stat)/bin/bash-static
	cp -p bash/doc/bash.1 $(d_stat)/usr/share/man/man1/bash-static.1
	dh_installdocs -p$(p_stat)
	dh_installchangelogs -p$(p_stat)
	dh_strip -p$(p_stat)
	dh_compress -p$(p_stat)
	dh_fixperms -p$(p_stat)
	dh_installdeb -p$(p_stat)
	dh_gencontrol -p$(p_stat)
	dh_md5sums -p$(p_stat)
	dh_builddeb -p$(p_stat)

binary-minimal: minimal-build
	dh_testdir
	dh_testroot
	dh_clean -k -p$(p_min)
	dh_installdirs -p$(p_min) \
		bin \
		usr/share/man/man1
	cp -p build-min/bash $(d_min)/bin/bash-minimal
	cp -p debian/bash-minimal.1 $(d_min)/usr/share/man/man1/.
	dh_installdocs -p$(p_min)
	dh_installchangelogs -p$(p_min)
	dh_strip -p$(p_min)
	dh_compress -p$(p_min)
	dh_fixperms -p$(p_min)
	dh_shlibdeps -p$(p_min)
	dh_installdeb -p$(p_min)
	dh_gencontrol -p$(p_min)
	dh_md5sums -p$(p_min)
	dh_builddeb -p$(p_min)

binary-bashdb: bashdb-install
	dh_testdir
	dh_testroot
	dh_installdocs -p$(p_bdb) \
		bashdb/{CHANGES,NEWS,README}
	cp -p debian/README.bashdb $(d_bdb)/usr/share/doc/$(p_bdb)/README.Debian
	for i in AUTHORS CHANGES NEWS README THANKS TODO; do \
	  cp -p bashdb/debugger/$$i \
	    $(d_bdb)/usr/share/doc/$(p_bdb)/$$i.bashdb; \
	done
	dh_installdocs -p$(p_bdb)
	dh_installchangelogs -p$(p_bdb) bashdb/debugger/ChangeLog
	dh_installemacsen -p$(p_bdb)
	dh_strip -p$(p_bdb)
	dh_compress -p$(p_bdb)
	dh_fixperms -p$(p_bdb)
	dh_installdeb -p$(p_bdb)
	dh_gencontrol -p$(p_bdb)
	dh_md5sums -p$(p_bdb)
	dh_builddeb -p$(p_bdb)

binary-indep: binary-doc
binary-arch: binary-bash binary-builtins binary-static binary-minimal #binary-bashdb
binary:	binary-indep binary-arch

# ---------------------------------------------------------------------------
# common rules for all bash build variations

do-build-$(build): stamps/stamp-build-$(build)
stamps/stamp-build-$(build): stamps/stamp-configure-$(build)
	dh_testdir
	$(MAKE) -C build-$(build) \
		CC='$(CC)' \
		CFLAGS='$(CFLAGS)' \
		YACC="$(YACC)" \
		deb_builddir=build-$(build)/ \
		$(debflags)
ifeq ($(with_gfdl),yes)
# XXX not done by toplevel make?
	$(MAKE) -C build-$(build)/doc \
		bash.info
endif
	touch stamps/stamp-build-$(build)

do-configure-$(build): stamps/stamp-configure-$(build)
stamps/stamp-configure-$(build): stamps/stamp-patch-$(bash_src)
	dh_testdir
	rm -rf build-$(build)
	mkdir build-$(build)
	cd build-$(build) && \
	    CC="$(CC)" CFLAGS="$(CFLAGS)" YACC="$(YACC)" \
		../$(bash_src)/configure $(configure_args)
	if ! grep -q '#define HAVE_DEV_STDIN 1' build-$(build)/config.h; then \
	  echo "HAVE_DEV_STDIN not defined, abortig build"; \
	  exit 1; \
	fi
	touch stamps/stamp-configure-$(build)

patchdir	= debian/patches
debian_patches = \
	bash31-001 \
	bash31-002 \
	bash31-003 \
	bash31-004 \
	bash31-005 \
	bash31-006 \
	bash31-007 \
	bash31-008 \
	bash31-009 \
	bash31-010 \
	bash31-011 \
	bash31-012 \
	bash31-013 \
	bash31-014 \
	bash31-015 \
	bash31-016 \
	bash31-017 \
	readline51-001 \
	rl-inputrc \
	bashbug-editor \
	deb-bash-config \
	deb-examples \
	man-arithmetic \
	man-fignore \
	man-bashrc \
	man-bashlogout \
	man-substring-exp \
	man-nocaseglob \
	man-test \
	man-test2 \
	man-net-redirections \
	privmode \
	rbash-manpage \
	command-not-found \
	bash-default-editor \
	ulimit \
	po-sv \
	bash-subst-param-length \
	pgrp-pipe \
	input-err \
	read-memleak \
	login-shell \
	man-typos \

ifeq ($(with_gfdl),yes)
  debian_patches += \
	bash31-002-doc \
	command-not-found-doc \
	man-substring-exp-doc \
	man-test2-doc \
	ulimit-doc \
	man-net-redirections-doc \

endif

# all debian_patches, without bash205b-*
# patches integrated in bashdb: builtins-shift, execute-cmd, man-arithmetic,
#     man-builtin, man-fignore, random, rbash-manpage, report-155436,
#     rl-8bit-init, s390-build
# and bashdb patch
#	rbash-manpage \

bashdb_patches = \
	bashdb \
	rl-examples-bdb \
	rl-inputrc \
	bashbug-editor \
	deb-bash-config \
	deb-examples \
	privmode \

#	various \

# these are applied in bashdb cvs as well
#	man-arithmetic \
#	man-fignore \
#	random \
#	report-155436 \
#	s390-build \
#	builtins-shift

patch-$(bash_src): stamps/stamp-patch-$(bash_src)
stamps/stamp-patch-$(bash_src): stamps/stamp-unpack-$(bash_src) \
    $(foreach p,$(bash_patches),stamps/stamp-patch-$(bash_src)-$(p))
	echo -e "\nPatches applied in this version:" > pxxx
	for i in $(bash_patches); do \
	  echo -e "\n$$i:" >> pxxx; \
	  sed -n 's/^# *DP: */  /p' $(patchdir)/$$i.dpatch >> pxxx; \
	done
	mv -f pxxx $@

stamps/stamp-patch-$(bash_src)-%: $(patchdir)/%.dpatch
	if [ -x $< ]; then true; else chmod +x $<; fi
	if [ -f $@ ]; then \
	  echo "$* patches already applied."; exit 1; \
	fi
	$< -patch -d $(bash_src)
	echo "$* patches applied." > $@

unpack-$(bash_src): stamps/stamp-unpack-$(bash_src)
stamps/stamp-unpack-$(bash_src):
	mkdir -p stamps
	rm -rf bash-$(VERSION) $(bash_src)
	rm -f stamps/stamp-patch-$(bash_src){,-*}
	tar xfz bash-$(VERSION)*.tar.gz
	mv bash-$(VERSION) $(bash_src)
	cp -p /usr/share/misc/config.* $(bash_src)/.
	cp -p /usr/share/misc/config.* $(bash_src)/support/.
	touch stamps/stamp-unpack-$(bash_src)

.PHONY: unpack patch binary binary-arch binary-indep clean \
    build bash-build minimal-build static-build preinst-build \
    all-bashdb-build bashdb-build bashdb-doc-build \
    check \
    bash-configure minimal-configure static-configure bashdb-configure \
    binary-doc binary-bash binary-builtins binary-static binary-bashdb \
    install bash-install bashdb-install

# Local Variables:
# mode: makefile
# end: