# 
# Copyright (C) David Kuehling <dvdkhlng TA gmx TOD de>
#
# License GPLv2 or later.
#
include $(TOPDIR)/rules.mk

PKG_NAME:=emacs
PKG_VERSION:=23.2
PKG_RELEASE:=1
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
PKG_SOURCE_URL:=ftp://ftp.fu-berlin.de/pub/gnu/emacs/ \
	@GNU/emacs/

PKG_MD5SUM:=b6691852dae0bc142b3c12749f6b7ade
PKG_INSTALL:=1
PKG_FIXUP:=libtool

PKG_BUILD_DEPENDS:= emacs/host libtool/host

include $(INCLUDE_DIR)/host-build.mk
include $(INCLUDE_DIR)/package.mk

define Package/emacs
  SECTION:=utils
  CATEGORY:=Utilities
  DEPENDS:=+libncurses
  TITLE:=The GNU Emacs Self-Documenting, Extensible Editor
  URL:=http://www.gnu.org/software/emacs/
  SUBMENU:=Editors
endef

define Package/emacs/description
GNU Emacs is an extensible, customizable text editor — and more. 
At its core is an interpreter for Emacs Lisp, a dialect of the 
Lisp programming language with extensions to support text editing.
endef

HOST_CONFIGURE_ARGS += --without-x
CONFIGURE_ARGS += --without-x 
MAKE_FLAGS += "LD=$(TARGET_CROSS)gcc -nostdlib"

	# --with-xpm=no \
	# --with-jpeg=no \
	# --with-png=no \
	# --with-gif=no \
	# --with-tiff=no \
	# --without-x \
	# --with-x-toolkit=no \




define Build/Prepare
	$(call Build/Prepare/Default)
endef

define Host/Configure
	$(call Host/Configure/Default)
endef

## On the host, we only compile and install minimum Emacs components used for
## bootstrapping
define Host/Compile
	export LD_LIBRARY_PATH=$(STAGING_DIR_HOST)/lib; \
	$(call Host/Compile/Default, lib-src)
	$(call Host/Compile/Default, -C src temacs emacs)
endef

define Host/Install
	export LD_LIBRARY_PATH=$(STAGING_DIR_HOST)/lib; \
	$(INSTALL_DIR) $(STAGING_DIR_HOST)/bin
	$(INSTALL_DIR) $(STAGING_DIR_HOST)/lib
	$(INSTALL_BIN) $(HOST_BUILD_DIR)/src/temacs $(STAGING_DIR_HOST)/bin/
	$(INSTALL_BIN) $(HOST_BUILD_DIR)/src/emacs $(STAGING_DIR_HOST)/bin/
	$(INSTALL_BIN) $(HOST_BUILD_DIR)/lib-src/make-docfile $(STAGING_DIR_HOST)/bin/emacs-make-docfile
	$(INSTALL_BIN) $(HOST_BUILD_DIR)/src/prefix-args $(STAGING_DIR_HOST)/bin/emacs-prefix-args
#	$(INSTALL_DATA) $(HOST_BUILD_DIR)/bla $(STAGING_DIR_HOST)/lib/
endef

define Build/Configure
	$(call Build/Configure/Default)
endef

define Build/Compile
	$(call Build/Compile/Default, -C lib-src -o test-distrib)
#	ln -sf $(STAGING_DIR_HOST)/bin/temacs $(PKG_BUILD_DIR)/src/
	ln -sf $(STAGING_DIR_HOST)/bin/emacs-make-docfile $(PKG_BUILD_DIR)/lib-src/make-docfile
	ln -sf $(STAGING_DIR_HOST)/bin/emacs-prefix-args $(PKG_BUILD_DIR)/src/prefix-args
	sed -ie 's% /usr/lib/crt% $(TOOLCHAIN_DIR)/usr/lib/crt%g' $(PKG_BUILD_DIR)/src/Makefile
	$(call Build/Compile/Default, -C src -o lib-src -o prefix-args -o ../lib-src/make-docfile temacs ../etc/DOC)
	cp -v $(PKG_BUILD_DIR)/src/temacs $(PKG_BUILD_DIR)/src/emacs
	$(call Build/Compile/Default, -C lisp EMACS=$(STAGING_DIR_HOST)/bin/emacs)
	$(call Build/Compile/Default, -C leim BUILT-EMACS=$(STAGING_DIR_HOST)/bin/emacs)
endef

define Build/Install
	$(call Build/Install/Default,install-arch-indep install-arch-dep install-leim "MFLAGS=-o test-distrib")
endef

define Package/emacs/install
	$(INSTALL_DIR) $(1)/usr
	cp -r $(PKG_INSTALL_DIR)/usr/{bin,lib,share} $(1)/usr
endef

$(eval $(call HostBuild))
$(eval $(call BuildPackage,emacs))

# The following comments configure the Emacs editor.  Just ignore them.
# Local Variables:
# compile-command: "make -C ~/h/src/qi/openwrt-xburst package/emacs/compile -j2 V=99"
# End: