Build system: split macros.packages.mk

Signed-off-by: Abdoulaye Walsimou Gaye <awg@embtoolkit.org>

10 files changed, 1053 insertions, 877 deletions

diff --git a/mk/macros.mk b/mk/macros.mk
index ce96d35..bac27c0 100644
--- a/mk/macros.mk
+++ b/mk/macros.mk
@@ -112,4 +112,11 @@ endef
 
 #
 # Packages management macros
-include mk/macros.packages.mk
+include mk/pkg-macros/vars.mk
+include mk/pkg-macros/incl.mk
+include mk/pkg-macros/pkg-config.mk
+include mk/pkg-macros/libtool.mk
+include mk/pkg-macros/download.mk
+include mk/pkg-macros/configure.mk
+include mk/pkg-macros/install.mk
+include mk/pkg-macros/clean.mk
diff --git a/mk/macros.packages.mk b/mk/macros.packages.mk
deleted file mode 100644
index e6fe17d..0000000
--- a/mk/macros.packages.mk
+++ /dev/null
@@ -1,876 +0,0 @@
-################################################################################
-# Embtoolkit
-# Copyright(C) 2011-2013 Abdoulaye Walsimou GAYE.
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-################################################################################
-#
-# \file         macros.mk
-# \brief	macros.mk of Embtoolkit
-# \author       Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
-# \date         September 2011
-################################################################################
-
-#
-# wget wrapper
-# usage: $(call embtk_wget,$(OUTPUT_FILE),$(SITE),$(FOREIGN_FILE))
-#
-__wget_outfile		= $(patsubst %/,%,$(embtk_dldir))/$(strip $(1))
-__wget_remotesite	= $(patsubst %/,%,$(strip $(2)))
-__wget_foreignfiles	= $(strip $(3))
-__wget_opts		:= --tries=5 --timeout=10 --waitretry=5
-__wget_opts		+= --no-check-certificate
-
-define embtk_wget
-	wget $(__wget_opts) -O $(__wget_outfile)				\
-	$(__wget_remotesite)/$(__wget_foreignfiles) ||				\
-	wget $(__wget_opts) --no-passive-ftp -O $(__wget_outfile)		\
-	$(__wget_remotesite)/$(__wget_foreignfiles)
-endef
-
-#
-# embtk_pkgconfig-libs:
-# A macro to get pkg-config libs entry for a target package
-# Usage: $(call embtk_pkgconfig_getlibs,pkgname)
-#
-define embtk_pkgconfig-libs
-	$(shell									\
-		PKG_CONFIG_PATH=$(EMBTK_PKG_CONFIG_PATH)			\
-		PKG_CONFIG_LIBDIR="$(EMBTK_PKG_CONFIG_LIBDIR)"			\
-		$(PKGCONFIG_BIN) $(strip $(1)) --libs)
-endef
-
-#
-# embtk_pkgconfig-cflags:
-# A macro to get pkg-config cflags entry for a target package
-# Usage: $(call embtk_pkgconfig_getcflags,pkgname)
-#
-define embtk_pkgconfig-cflags
-	$(shell									\
-		PKG_CONFIG_PATH=$(EMBTK_PKG_CONFIG_PATH)			\
-		PKG_CONFIG_LIBDIR="$(EMBTK_PKG_CONFIG_LIBDIR)"			\
-		$(PKGCONFIG_BIN) $(strip $(1)) --cflags)
-endef
-
-#Macro to adapt libtool files (*.la) for cross compiling
-__ltlibdirold		= libdir='\/usr\/$(LIBDIR)\(.*\)'
-__ltlibdirnew		= libdir='$(embtk_sysroot)\/usr\/$(LIBDIR)\1'
-__lt_usr/lib		= $(embtk_space)\/usr\/$(LIBDIR)\/
-__lt_sysroot/usr/lib	= $(embtk_space)$(embtk_sysroot)\/usr\/$(LIBDIR)\/
-__lt_path		= $(addprefix $(embtk_sysroot)/usr/,$(or $(1),$(LIBDIR)))
-define __embtk_fix_libtool_files
-	__lt_las=$$(find $(__lt_path) -name '*.la');				\
-	for la in $$__lt_las; do						\
-		sed -e "s;$(__ltlibdirold);$(__ltlibdirnew);"			\
-			-e "s;$(__lt_usr/lib);$(__lt_sysroot/usr/lib);g"	\
-			 < $$la > $$la.new;					\
-		mv $$la.new $$la;						\
-	done
-endef
-libtool_files_adapt:
-	$(Q)$(call __embtk_fix_libtool_files)
-
-# Macro to adapt pkg-config files for cross compiling
-__pkgconfig_includedir	= includedir=$(embtk_sysroot)/usr/include
-__pkgconfig_prefix	= prefix=$(embtk_sysroot)/usr
-__pkgconfig_libdir	= libdir=$(embtk_sysroot)/usr/$(LIBDIR)
-define __embtk_fix_pkgconfig_files
-	__conf_files0=$$(find $(embtk_sysroot)/usr/$(LIBDIR)/pkgconfig -name *.pc);	\
-	__conf_files1=$$(find $(embtk_sysroot)/usr/share/pkgconfig -name *.pc);	\
-	for i in $$__conf_files0 $$__conf_files1; do				\
-		sed -e 's;prefix=.*;$(__pkgconfig_prefix);'			\
-		-e 's;includedir=$${prefix}/include;$(__pkgconfig_includedir);'	\
-		-e 's;libdir=.*;$(__pkgconfig_libdir);' < $$i > $$i.new;	\
-		mv $$i.new $$i;							\
-	done
-endef
-
-#A macro to remove rpath in packages that use libtool -rpath
-define __embtk_kill_lt_rpath
-	cd $(strip $(1));								\
-	LOCAL_LT_FILES=`find . -type f -name libtool`;					\
-	for i in $$LOCAL_LT_FILES; do							\
-		sed -e 's|^hardcode_libdir_flag_spec=.*|hardcode_libdir_flag_spec=""|g'	\
-			-e 's|^runpath_var=LD_RUN_PATH|runpath_var=DIE_RPATH_DIE|g'	\
-			< $$i > $$i.new;						\
-		mv $$i.new $$i;								\
-	done
-endef
-
-#
-# Get passed package variables prefix and set some helpers macros.
-#
-embtk_ftp			:= ftp://ftp.embtoolkit.org/embtoolkit.org
-embtk_ftp/packages-mirror	:= $(embtk_ftp)/packages-mirror
-embtk_toolchain_use_llvm-y	:= $(or $(CONFIG_EMBTK_LLVM_ONLY_TOOLCHAIN),$(CONFIG_EMBTK_LLVM_DEFAULT_TOOLCHAIN))
-embtk_toolchain_has_llvm-y	:= $(or $(CONFIG_EMBTK_GCC_AND_LLVM_TOOLCHAIN),$(embtk_toolchain_use_llvm-y))
-
-PKGV				= $(call embtk_ucase,$(1))
-pkgv				= $(call embtk_lcase,$(1))
-__embtk_pkg_name		= $(or $(strip $($(PKGV)_NAME)),$(pkgv))
-__embtk_pkg_needpatch		= $(CONFIG_EMBTK_$(PKGV)_NEED_PATCH)
-__embtk_pkg_site		= $(strip $($(PKGV)_SITE))
-__embtk_patch_site		= $(embtk_ftp)
-__embtk_patch_url		= $(__embtk_patch_site)/$(__embtk_pkg_name)/$(__embtk_pkg_version)
-__embtk_pkg_patch_site		= $(strip $(or $($(PKGV)_PATCH_SITE),$(__embtk_patch_url)))
-__embtk_pkg_patch_f		= $(strip $(embtk_dldir))/$(__embtk_pkg_name)-$(__embtk_pkg_version).patch
-__embtk_pkg_mirror		= $(embtk_ftp/packages-mirror)
-__embtk_pkg_mirror1		= $(strip $($(PKGV)_MIRROR1))
-__embtk_pkg_mirror2		= $(strip $($(PKGV)_MIRROR2))
-__embtk_pkg_mirror3		= $(strip $($(PKGV)_MIRROR3))
-__embtk_pkg_package		= $(strip $($(PKGV)_PACKAGE))
-
-__embtk_pkg_refspec		= $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_REFSPEC))
-
-__embtk_pkg_usesvn		= $(if $(CONFIG_EMBTK_$(PKGV)_VERSION_SVN),svn)
-__embtk_pkg_svnsite		= $(or $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_SVN_SITE)),$(strip $($(PKGV)_SVN_SITE)))
-__embtk_pkg_svnbranch		= $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_SVN_BRANCH))
-__embtk_pkg_svnrev		= $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_SVN_REVISION))
-__embtk_pkg_localsvn		= $(strip $(if $(__embtk_pkg_usesvn),		\
-	$(EMBTK_ROOT)/src/$(__embtk_pkg_refspec)/$(__embtk_pkg_name)-$(notdir $(__embtk_pkg_svnbranch)).svn))
-
-__embtk_pkg_usegit		= $(if $(CONFIG_EMBTK_$(PKGV)_VERSION_GIT),git)
-__embtk_pkg_gitsite		= $(or $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_GIT_SITE)),$(strip $($(PKGV)_GIT_SITE)))
-__embtk_pkg_gitbranch		= $(or $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_GIT_BRANCH)),master)
-__embtk_pkg_gitrev		= $(or $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_GIT_REVISION)),HEAD)
-__embtk_pkg_localgit		= $(strip $(if $(__embtk_pkg_usegit),		\
-	$(EMBTK_ROOT)/src/$(__embtk_pkg_refspec)/$(__embtk_pkg_name).git))
-
-# FIXME: __embtk_pkg_versionsvn: hack for eglibc, should work just as git
-__embtk_pkg_versionsvn		= $(if $(__embtk_pkg_usesvn),$(or $(CONFIG_EMBTK_$(PKGV)_VERSION_STRING),$(__embtk_pkg_usesvn)))
-__embtk_pkg_version		= $(or $(__embtk_pkg_usegit),$(__embtk_pkg_versionsvn),$(strip $($(PKGV)_VERSION)))
-
-__embtk_pkg_package_f		= $(strip $(embtk_dldir))/$(__embtk_pkg_package)
-__embtk_pkg_srcdir		= $(or $(__embtk_pkg_localgit),$(__embtk_pkg_localsvn),$(patsubst %/,%,$(strip $($(PKGV)_SRC_DIR))))
-__embtk_pkg_builddir		= $(patsubst %/,%,$(strip $($(PKGV)_BUILD_DIR)))
-__embtk_pkg_nowipeworkspace	= $(strip $($(PKGV)_KEEP_SRC_DIR))
-# State dir: where build system stores package states: installed, patched, etc.
-__embtk_pkg_x0statedir		= $(if $(__embtk_pkg_builddir),$(dir $(__embtk_pkg_builddir)))
-#__embtk_pkg_hoststatedir	= $(if $(strip $(wildcard $(embtk_toolsb)/.embtk-$(__embtk_pkg_name)-$(pkgv))),$(embtk_toolsb))
-__embtk_pkg_targetstatedir	= $(if $(strip $(wildcard $(embtk_pkgb)/.embtk-$(__embtk_pkg_name)-$(pkgv))),$(embtk_pkgb))
-__embtk_pkg_gitstatedir		= $(dir $(wildcard $(EMBTK_ROOT)/src/*/$(__embtk_pkg_name).git))
-__embtk_pkg_svnstatedir		= $(dir $(wildcard $(EMBTK_ROOT)/src/*/$(__embtk_pkg_name)*.svn))
-__embtk_pkg_gitsvnstatedir	= $(or $(__embtk_pkg_gitstatedir),$(__embtk_pkg_svnstatedir))
-___embtk_pkg_statedir		= $(or $(__embtk_pkg_x0statedir),$(__embtk_pkg_targetstatedir),$(__embtk_pkg_hoststatedir),$(__embtk_pkg_gitsvnstatedir))
-__embtk_pkg_statedir		= $(if $(___embtk_pkg_statedir),$(___embtk_pkg_statedir)/.embtk-$(__embtk_pkg_name)-$(pkgv))
-
-__embtk_pkg_etc			= $(strip $($(PKGV)_ETC))
-__embtk_pkg_bins		= $(strip $($(PKGV)_BINS))
-__embtk_pkg_sbins		= $(strip $($(PKGV)_SBINS))
-__embtk_pkg_includes		= $(strip $($(PKGV)_INCLUDES))
-__embtk_pkg_libs		= $(strip $($(PKGV)_LIBS))
-__embtk_pkg_libexecs		= $(strip $($(PKGV)_LIBEXECS))
-__embtk_pkg_pkgconfigs		= $(strip $($(PKGV)_PKGCONFIGS))
-__embtk_pkg_shares		= $(strip $($(PKGV)_SHARES))
-
-__embtk_pkg_configureenv 	= $(strip $($(PKGV)_CONFIGURE_ENV))
-__embtk_pkg_setrpath		= $(strip $($(PKGV)_SET_RPATH))
-__embtk_pkg_configureopts	= $(strip $($(PKGV)_CONFIGURE_OPTS))
-__embtk_pkg_sysrootsuffix	= $(strip $($(PKGV)_SYSROOT_SUFFIX))
-__embtk_pkg_prefix		= $(strip $($(PKGV)_PREFIX))
-__embtk_pkg_destdir		= $(strip $($(PKGV)_DESTDIR))
-__embtk_pkg_nodestdir		= $(strip $($(PKGV)_NODESTDIR))
-__embtk_pkg_deps		= $(strip $($(PKGV)_DEPS))
-__embtk_pkg_depspkgv		= $(sort $(patsubst %_install,%,$(__embtk_pkg_deps)))
-___embtk_pkg_kconfigsname	= $(strip $(or $($(PKGV)_KCONFIGS_NAME),$(PKGV)))
-__embtk_pkg_kconfigsname	= $(patsubst %_HOST,%,$(___embtk_pkg_kconfigsname))
-__embtk_pkg_cflags		= $(strip $($(PKGV)_CFLAGS))
-__embtk_pkg_cppflags		= $(strip $($(PKGV)_CPPFLAGS))
-__embtk_pkg_cxxflags		= $(strip $($(PKGV)_CXXFLAGS))
-__embtk_pkg_ldflags		= $(strip $($(PKGV)_LDFLAGS))
-
-__embtk_pkg_makedirs		= $(strip $($(PKGV)_MAKE_DIRS))
-__embtk_pkg_makeenv		= $(strip $($(PKGV)_MAKE_ENV))
-__embtk_pkg_makeopts		= $(strip $($(PKGV)_MAKE_OPTS))
-__embtk_pkg_scanbuild-y		= $(and $(CONFIG_EMBTK_$(PKGV)_USE_SCANBUILD),$(embtk_toolchain_has_llvm-y))
-__embtk_pkg_scanbuild		= $(if $(__embtk_pkg_scanbuild-y),$(TARGETSCANBUILD) -o $(__embtk_pkg_srcdir)-scanbuild-results)
-
-#
-# Define here which make program to use in MAKE.
-# FIXME: On some systems, gnu make is named gmake (ie FreeBSD)
-#
-__embtk_make_cmd	:= make
-ifeq ($(findstring bsd,$(HOST_ARCH)),bsd)
-__embtk_make_cmd	:= gmake
-endif
-
-__embtk_make_env	:= $(if $(V),MAKEFLAGS="",MAKEFLAGS="--no-print-directory --silent")
-MAKE			= $(__embtk_make_env) $(__embtk_pkg_scanbuild) $(__embtk_make_cmd)
-
-
-# Some embtoolkit internal files for packages
-__embtk_pkg_dotdecompressed_f	= $(__embtk_pkg_srcdir)/.$(__embtk_pkg_name).embtk.decompressed
-__embtk_pkg_dotpatched_f	= $(__embtk_pkg_srcdir)/.$(__embtk_pkg_name).embtk.patched
-__embtk_pkg_dotconfigured_f	= $(__embtk_pkg_statedir)/.$(__embtk_pkg_name).embtk.configured
-__embtk_pkg_dotinstalled_f	= $(__embtk_pkg_statedir)/.$(__embtk_pkg_name).embtk.installed
-__embtk_pkg_dotkconfig_f	= $(__embtk_pkg_statedir)/.$(__embtk_pkg_name).embtk.kconfig
-
-__embtk_setdecompressed_pkg	= touch $(__embtk_pkg_dotdecompressed_f)
-__embtk_unsetdecompressed_pkg	= rm -rf $(__embtk_pkg_dotdecompressed_f)
-__embtk_setpatched_pkg		= touch $(__embtk_pkg_dotpatched_f)
-__embtk_unsetpatched_pkg	= rm -rf $(__embtk_pkg_dotpatched_f)
-__embtk_setconfigured_pkg	= mkdir -p $(__embtk_pkg_statedir) && touch $(__embtk_pkg_dotconfigured_f)
-__embtk_unsetconfigured_pkg	= rm -rf $(__embtk_pkg_dotconfigured_f)
-__embtk_setinstalled_pkg	= mkdir -p $(__embtk_pkg_statedir) && touch $(__embtk_pkg_dotinstalled_f)
-__embtk_unsetinstalled_pkg	= rm -rf $(__embtk_pkg_dotinstalled_f)
-__embtk_setkconfigured_pkg	= mkdir -p $(__embtk_pkg_statedir) && touch $(__embtk_pkg_dotkconfig_f)
-__embtk_unsetkconfigured_pkg	= rm -rf $(__embtk_pkg_dotkconfig_f)
-
-ifeq ($(CONFIG_EMBTK_WIPEOUTWORKSPACES),y)
-define __embtk_wipeoutworkspace_pkg
-	$(if $(__embtk_pkg_usegit)$(__embtk_pkg_usesvn)$(__embtk_pkg_nowipeworkspace),,
-		rm -rf $(__embtk_pkg_builddir)
-		rm -rf $(__embtk_pkg_srcdir))
-endef
-endif
-
-# Some useful macros about packages
-__embtk_rootfs_pkgs-y		= $(patsubst %_install,%,$(ROOTFS_COMPONENTS-y))
-__embtk_rootfs_nrpkgs-y		= $(words $(__embtk_rootfs_pkgs-y))
-
-__embtk_hosttools_pkgs-y	= $(patsubst %_install,%,$(HOSTTOOLS_COMPONENTS-y))
-__embtk_hosttools_nrpkgs-y	= $(words $(__embtk_hosttools_pkgs-y))
-
-__embtk_rootfs_pkgs-n		= $(patsubst %_install,%,$(ROOTFS_COMPONENTS-))
-__embtk_rootfs_nrpkgs-n		= $(words $(__embtk_rootfs_pkgs-n))
-
-__embtk_hosttools_pkgs-n	= $(patsubst %_install,%,$(HOSTTOOLS_COMPONENTS-))
-__embtk_hosttools_nrpkgs-n	= $(words $(__embtk_hosttools_pkgs-n))
-
-__embtk_pkgs_all-y		= $(__embtk_rootfs_pkgs-y) $(__embtk_hosttools_pkgs-y)
-__embtk_pkgs_nrall-y		= $(words $(__embtk_pkgs_all-y))
-
-#
-# A macro to get packages version from .config file.
-# usage: $(call embtk_get_pkgversion,PACKAGE)
-#
-embtk_get_pkgversion = $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_VERSION_STRING))
-
-
-#
-# A macro to test if a package is already decompressed.
-#
-__embtk_pkg_decompressed-y	= $(call __embtk_mk_pathexist,$(__embtk_pkg_dotdecompressed_f))
-__embtk_pkg_notdecompressed-y	= $(call __embtk_mk_pathnotexist,$(__embtk_pkg_dotdecompressed_f))
-
-#
-# A macro to test if a package is already patched.
-#
-__embtk_pkg_patched-y		= $(call __embtk_mk_pathexist,$(__embtk_pkg_dotpatched_f))
-__embtk_pkg_notpatched-y	= $(call __embtk_mk_pathnotexist,$(__embtk_pkg_dotpatched_f))
-
-#
-# A macro to test if a package is already configured using autotools configure
-# script.
-#
-__embtk_pkg_configured-y	= $(call __embtk_mk_pathexist,$(__embtk_pkg_dotconfigured_f))
-__embtk_pkg_notconfigured-y	= $(call __embtk_mk_pathnotexist,$(__embtk_pkg_dotconfigured_f))
-
-#
-# A macro to print kconfig entries of a package
-#
-__embtk_pkg_printkconfigs	=						\
-	grep 'CONFIG_K*EMBTK_.*$(__embtk_pkg_kconfigsname)_.*'			\
-	$(EMBTK_DOTCONFIG)
-
-#
-# A macro to generate a package __embtk_pkg_dotkconfig_f file.
-#
-define __embtk_pkg_gen_dotkconfig_f
-	$(call __embtk_pkg_printkconfigs,$(1))					\
-			> $(__embtk_pkg_dotkconfig_f) 2>/dev/null		\
-	$(if $(__embtk_pkg_deps),						\
-		$(foreach dep,$(call __embtk_pkg_depspkgv,$(1)),;		\
-			$(call __embtk_pkg_printkconfigs,$(dep))		\
-					>> $(__embtk_pkg_dotkconfig_f)))
-endef
-
-#
-# A macro to test if a package is already installed.
-# It returns y if installed and nothing if not.
-#
-__installed_f		= $(__embtk_pkg_dotinstalled_f)
-__pkgkconfig_f		= $(__embtk_pkg_dotkconfig_f)
-__pkgkconfig_f_old	= $(__embtk_pkg_dotkconfig_f).old
-__embtk_pkg_installed-y = $(shell						\
-	if [ -e $(__installed_f) ] && [ -e $(__pkgkconfig_f) ]; then		\
-		cp $(__pkgkconfig_f) $(__pkgkconfig_f_old);			\
-		$(call __embtk_pkg_gen_dotkconfig_f,$(1));			\
-		cmp -s $(__pkgkconfig_f) $(__pkgkconfig_f_old);			\
-		if [ "x$$?" = "x0" ]; then					\
-			echo y;							\
-		fi;								\
-	fi;)
-
-#
-# embtk_fixgconfigsfor_pkg
-#
-__embtk_gconfigsub	:= $(EMBTK_ROOT)/scripts/config.sub
-__embtk_gconfiguess	:= $(EMBTK_ROOT)/scripts/config.guess
-define __embtk_fixgconfigsfor_pkg
-	subs="$$(find $(__embtk_pkg_srcdir)/ -type f -name config.sub)";	\
-	for sub in $$subs; do							\
-		if [ -n $$sub -a -e $$sub ]; then				\
-			ln -sf $(__embtk_gconfigsub) $$sub;			\
-		fi;								\
-	done;									\
-	guesses="$$(find $(__embtk_pkg_srcdir)/ -type f -name config.guess)"; 	\
-	for guess in $$guesses; do						\
-		if [ -n $$guess -a -e $$guess ]; then				\
-			ln -sf $(__embtk_gconfiguess) $$guess;			\
-		fi;								\
-	done;
-endef
-
-#
-# A macro which runs configure script (conpatible with autotools configure)
-# for a package and sets environment variables correctly.
-# Usage:
-# $(call embtk_configure_pkg,PACKAGE)
-#
-define __embtk_configure_autoreconfpkg
-if [ "x$(CONFIG_EMBTK_$(PKGV)_NEED_AUTORECONF)" = "xy" ]; then			\
-	test -e $(__embtk_pkg_srcdir)/configure.ac ||				\
-	test -e $(__embtk_pkg_srcdir)/configure.in || exit 1;			\
-	cd $(__embtk_pkg_srcdir);						\
-	$(AUTORECONF) --install -f;						\
-fi
-endef
-
-__embtk_parse_configure_opts = $(subst $(embtk_space),"\\n\\t",$(strip $(1)))
-define __embtk_print_configure_opts
-	$(if $(strip $(1)),
-	$(call embtk_echo_blue,"Configure options:\\n\\t$(__embtk_parse_configure_opts)"))
-	echo
-endef
-
-__embtk_pkg_ildflags	= -L$(embtk_sysroot)/$(LIBDIR)
-__embtk_pkg_ildflags	+= -L$(embtk_sysroot)/usr/$(LIBDIR)
-define embtk_configure_pkg
-	$(if $(EMBTK_BUILDSYS_DEBUG),
-		$(call embtk_pinfo,"Configure $(__embtk_pkg_package)..."))
-	$(call __embtk_configure_autoreconfpkg,$(1))
-	$(Q)test -e $(__embtk_pkg_srcdir)/configure || exit 1
-	$(call __embtk_print_configure_opts,$(__embtk_pkg_configureopts))
-	$(Q)cd $(__embtk_pkg_builddir);						\
-	CC=$(TARGETCC_CACHED)							\
-	$(if $(CONFIG_EMBTK_GCC_LANGUAGE_CPP),CXX=$(TARGETCXX_CACHED))		\
-	AR=$(TARGETAR)								\
-	RANLIB=$(TARGETRANLIB)							\
-	AS=$(CROSS_COMPILE)as							\
-	NM=$(TARGETNM)								\
-	STRIP=$(TARGETSTRIP)							\
-	OBJDUMP=$(TARGETOBJDUMP)						\
-	OBJCOPY=$(TARGETOBJCOPY)						\
-	CFLAGS="$(__embtk_pkg_cflags) $(TARGET_CFLAGS)"				\
-	CXXFLAGS="$(__embtk_pkg_cxxflags) $(TARGET_CXXFLAGS)"			\
-	LDFLAGS="$(__embtk_pkg_ildflags) $(__embtk_pkg_ldflags)"		\
-	CPPFLAGS="-I$(embtk_sysroot)/usr/include $(__embtk_pkg_cppflags)"	\
-	PKG_CONFIG="$(PKGCONFIG_BIN)"						\
-	PKG_CONFIG_PATH="$(EMBTK_PKG_CONFIG_PATH)"				\
-	PKG_CONFIG_LIBDIR="$(EMBTK_PKG_CONFIG_LIBDIR)"				\
-	ac_cv_func_malloc_0_nonnull=yes						\
-	ac_cv_func_realloc_0_nonnull=yes					\
-	CONFIG_SHELL=$(CONFIG_EMBTK_SHELL)					\
-	$(__embtk_pkg_configureenv) $(__embtk_pkg_scanbuild)			\
-	$(CONFIG_EMBTK_SHELL) $(__embtk_pkg_srcdir)/configure			\
-	--build=$(HOST_BUILD) --host=$(STRICT_GNU_TARGET)			\
-	--target=$(STRICT_GNU_TARGET) --libdir=/usr/$(LIBDIR)			\
-	--prefix=/usr --sysconfdir=/etc --localstatedir=/var --disable-rpath	\
-	$(__embtk_pkg_configureopts)
-	$(Q)$(call __embtk_setconfigured_pkg,$(1))
-	$(Q)$(call __embtk_kill_lt_rpath,$(__embtk_pkg_builddir))
-endef
-
-#
-# A macro which runs configure script (conpatible with autotools configure)
-# for a package for host development machine and sets environment variables
-# correctly.
-# Usage:
-# $(call embtk_configure_hostpkg,PACKAGE)
-#
-__embtk_hostpkg_rpathldflags	= "-Wl,-rpath,$(embtk_htools)/usr/lib"
-__embtk_hostpkg_rpath		= $(strip $(if $(__embtk_pkg_setrpath),		\
-					$(__embtk_hostpkg_rpathldflags)))
-
-__embtk_hostpkg_ldflags		= -L$(embtk_htools)/usr/lib $(__embtk_hostpkg_rpath)
-__embtk_hostpkg_cppflags	= -I$(embtk_htools)/usr/include
-define embtk_configure_hostpkg
-	$(if $(EMBTK_BUILDSYS_DEBUG),
-	$(call embtk_pinfo,"Configure $(__embtk_pkg_package) for host..."))
-	$(call __embtk_configure_autoreconfpkg,$(1))
-	$(Q)test -e $(__embtk_pkg_srcdir)/configure || exit 1
-	$(call __embtk_print_configure_opts,$(__embtk_pkg_configureopts))
-	$(Q)cd $(__embtk_pkg_builddir);						\
-	CPPFLAGS="$(__embtk_hostpkg_cppflags)"					\
-	LDFLAGS="$(__embtk_hostpkg_ldflags)"					\
-	PKG_CONFIG="$(PKGCONFIG_BIN)"						\
-	PKG_CONFIG_PATH="$(EMBTK_HOST_PKG_CONFIG_PATH)"				\
-	$(if $(call __embtk_mk_strcmp,$(PKGV),CCACHE),,CC=$(HOSTCC_CACHED))	\
-	$(if $(call __embtk_mk_strcmp,$(PKGV),CCACHE),,CXX=$(HOSTCXX_CACHED))	\
-	CONFIG_SHELL=$(CONFIG_EMBTK_SHELL)					\
-	$(__embtk_pkg_configureenv)						\
-	$(CONFIG_EMBTK_SHELL) $(__embtk_pkg_srcdir)/configure			\
-	--build=$(HOST_BUILD) --host=$(HOST_ARCH)				\
-	--prefix=$(strip $(if $(__embtk_pkg_prefix),				\
-				$(__embtk_pkg_prefix),$(embtk_htools)/usr))	\
-	$(__embtk_pkg_configureopts)
-	$(Q)$(call __embtk_setconfigured_pkg,$(1))
-endef
-
-#
-# Various helpers macros for different steps while installing packages.
-#
-__embtk_multi_make = $(foreach builddir,$(__embtk_pkg_makedirs),		\
-			$(__embtk_pkg_makeenv)					\
-			$(MAKE) -C $(__embtk_pkg_builddir)/$(builddir)		\
-			$(J) $(__embtk_pkg_makeopts);)
-
-__embtk_single_make = $(__embtk_pkg_makeenv)					\
-			$(MAKE) -C $(__embtk_pkg_builddir)			\
-			$(J) $(__embtk_pkg_makeopts)
-
-
-__embtk_multi_make_install = $(foreach builddir,$(__embtk_pkg_makedirs),	\
-	$(__embtk_pkg_makeenv) $(filter-out $(__embtk_pkg_scanbuild),$(MAKE))	\
-		 -C $(__embtk_pkg_builddir)/$(builddir)				\
-	$(if $(__embtk_pkg_nodestdir),,						\
-		DESTDIR=$(embtk_sysroot)$(if $(__embtk_pkg_sysrootsuffix),/$(__embtk_pkg_sysrootsuffix))) \
-	$(__embtk_pkg_makeopts) install;)
-
-__embtk_single_make_install = $(__embtk_pkg_makeenv)				\
-	$(filter-out $(__embtk_pkg_scanbuild),$(MAKE))				\
-		-C $(__embtk_pkg_builddir)					\
-	$(if $(__embtk_pkg_nodestdir),,						\
-		DESTDIR=$(embtk_sysroot)$(if $(__embtk_pkg_sysrootsuffix),/$(__embtk_pkg_sysrootsuffix))) \
-	$(__embtk_pkg_makeopts) install
-
-__embtk_multi_make_hostinstall = $(foreach builddir,$(__embtk_pkg_makedirs),	\
-	$(__embtk_pkg_makeenv)							\
-	$(MAKE) -C $(__embtk_pkg_builddir)/$(builddir)				\
-	$(if $(__embtk_pkg_destdir),DESTDIR=$(__embtk_pkg_destdir))		\
-	$(__embtk_pkg_makeopts) install;)
-
-__embtk_single_make_hostinstall = $(__embtk_pkg_makeenv)			\
-	$(MAKE) -C $(__embtk_pkg_builddir)					\
-	$(if $(__embtk_pkg_destdir),DESTDIR=$(__embtk_pkg_destdir))		\
-	$(__embtk_pkg_makeopts) install
-
-__embtk_autotoolspkg-y=$(2)
-define __embtk_install_pkg_make
-	$(foreach dep,$(__embtk_pkg_depspkgv),$(call embtk_install_xpkg,$(dep)))
-	$(call embtk_pinfo,"Compile/Install $(__embtk_pkg_name)-$(__embtk_pkg_version) in your root filesystem...")
-	$(call embtk_download_pkg,$(1))
-	$(call embtk_decompress_pkg,$(1))
-	$(if $(embtk_beforeinstall_$(pkgv)),$(embtk_beforeinstall_$(pkgv)))
-	$(if $(__embtk_autotoolspkg-y),$(call embtk_configure_pkg,$(1)))
-	$(if $(__embtk_pkg_makedirs),						\
-		$(__embtk_multi_make),						\
-		$(__embtk_single_make))
-	$(if $(__embtk_pkg_makedirs),						\
-		$(__embtk_multi_make_install),					\
-		$(__embtk_single_make_install))
-	$(if $(__embtk_autotoolspkg-y)$(__embtk_pkg_pkgconfigs),
-		$(call __embtk_fix_libtool_files)
-		$(call __embtk_fix_pkgconfig_files))
-	$(call __embtk_setinstalled_pkg,$(1))
-	$(call __embtk_pkg_gen_dotkconfig_f,$(1))
-endef
-define __embtk_install_hostpkg_make
-	$(Q)$(if $(__embtk_pkg_deps),$(MAKE) $(__embtk_pkg_deps))
-	$(call embtk_pinfo,"Compile/Install $(__embtk_pkg_name)-$(__embtk_pkg_version) for host...")
-	$(call embtk_download_pkg,$(1))
-	$(call embtk_decompress_pkg,$(1))
-	$(if $(embtk_beforeinstall_$(pkgv)),$(embtk_beforeinstall_$(pkgv)))
-	$(if $(__embtk_autotoolspkg-y),$(call embtk_configure_hostpkg,$(1)))
-	$(if $(__embtk_pkg_makedirs),						\
-		$(__embtk_multi_make),						\
-		$(__embtk_single_make))
-	$(if $(__embtk_pkg_makedirs),						\
-		$(__embtk_multi_make_hostinstall),				\
-		$(__embtk_single_make_hostinstall))
-	$(call __embtk_setinstalled_pkg,$(1))
-	$(call __embtk_pkg_gen_dotkconfig_f,$(1))
-endef
-
-#
-# A macro to exit with error when needed package variables not define.
-# Usage:
-# $(call __embtk_install_paramsfailure,pkgname)
-#
-define __embtk_install_paramsfailure
-	$(call embtk_perror,"!Not all needed variables defined for $(1)!")
-	$(call embtk_echo_red,"Summary of variables and their current values")
-	$(call embtk_echo_red,"$(PKGV)_NAME                             (needed) = $(or $(__embtk_pkg_name),not set)")
-	$(call embtk_echo_red,"$(PKGV)_SITE                  (needed if tarball) = $(or $(__embtk_pkg_site),not set)")
-	$(call embtk_echo_red,"$(PKGV)_VERSION               (needed if tarball) = $(or $(__embtk_pkg_version),not set)")
-	$(call embtk_echo_red,"$(PKGV)_PACKAGE               (needed if tarball) = $(or $(__embtk_pkg_package),not set)")
-	$(call embtk_echo_red,"$(PKGV)_GIT_SITE                  (needed if git) = $(or $(__embtk_pkg_gitsite),not set)")
-	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_VERSION_GIT  (needed if git) = $(or $(__embtk_pkg_usegit),not set)")
-	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_GIT_REVISION (needed if git) = $(or $(__embtk_pkg_gitrev),not set)")
-	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_GIT_BRANCH   (needed if git) = $(or $(__embtk_pkg_gitbranch),not set)")
-	$(call embtk_echo_red,"$(PKGV)_SVN_SITE                  (needed if svn) = $(or $(__embtk_pkg_svnsite),not set)")
-	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_VERSION_SVN (needed if svn)  = $(or $(__embtk_pkg_usesvn),not set)")
-	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_SVN_REVISION (needed if svn) = $(or $(__embtk_pkg_svnrev),not set)")
-	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_SVN_BRANCH   (needed if svn) = $(or $(__embtk_pkg_svnbranch),not set)")
-	$(call embtk_echo_red,"$(PKGV)_SRC_DIR               (needed if tarball) = $(or $(__embtk_pkg_srcdir),not set)")
-	$(call embtk_echo_red,"$(PKGV)_BUILD_DIR                      (optional) = $(or $(__embtk_pkg_builddir),not set)")
-
-	exit 1
-endef
-
-__embtk_xinstall_xgitpkg_allvarset-y	= 					\
-		$(strip $(if $(__embtk_pkg_usegit),$(__embtk_pkg_gitsite)))
-
-__embtk_xinstall_xsvnpkg_allvarset-y	= $(strip 				\
-	$(if $(__embtk_pkg_usesvn),						\
-		$(and $(__embtk_pkg_svnsite),$(__embtk_pkg_svnbranch),		\
-			$(__embtk_pkg_svnrev))))
-
-__embtk_xinstall_xtarbpkg_allvarset-y	= $(strip				\
-	$(if $(__embtk_pkg_usegit)$(__embtk_pkg_usesvn),,			\
-		$(and $(__embtk_pkg_site),$(__embtk_pkg_version),		\
-			$(__embtk_pkg_package))))
-
-__embtk_xinstall_xpkg_allvarset-y = $(and $(__embtk_pkg_name),			\
-	$(__embtk_pkg_srcdir),$(__embtk_pkg_builddir),				\
-	$(or $(__embtk_xinstall_xgitpkg_allvarset-y),				\
-		$(__embtk_xinstall_xtarbpkg_allvarset-y),			\
-		$(__embtk_xinstall_xsvnpkg_allvarset-y)))
-
-#
-# A macro to install automatically a package, using autotools scripts, intended
-# to run on the target
-# Usage:
-# $(call embtk_install_pkg,package)
-#
-define __embtk_install_pkg
-	$(if $(__embtk_pkg_installed-y),,
-		$(Q)mkdir -p $(__embtk_pkg_builddir)
-		$(Q)$(call __embtk_install_pkg_make,$(1),autotools)
-		$(embtk_postinstallonce_$(pkgv))
-		$(call __embtk_wipeoutworkspace_pkg,$(1)))
-	$(call __embtk_wipeoutworkspace_pkg,$(1))
-	$(embtk_postinstall_$(pkgv))
-endef
-
-define embtk_install_pkg
-	$(if $(__embtk_xinstall_xpkg_allvarset-y),
-		$(or $(embtk_install_$(pkgv)),$(call __embtk_install_pkg,$(1))),
-		$(call __embtk_install_paramsfailure,$(1)))
-endef
-
-#
-# A macro to install automatically a package, using simple Makefile and an
-# install target, intented to run on the target.
-# Usage:
-# $(call embtk_makeinstall_pkg,package)
-#
-define embtk_makeinstall_pkg
-	$(if $(__embtk_xinstall_xpkg_allvarset-y),
-		$(if $(__embtk_pkg_installed-y),,
-			$(Q)mkdir -p $(__embtk_pkg_builddir)
-			$(Q)$(call __embtk_install_pkg_make,$(1))
-			$(embtk_postinstallonce_$(pkgv))
-			$(call __embtk_wipeoutworkspace_pkg,$(1)))
-		$(embtk_postinstall_$(pkgv)),
-		$(call __embtk_install_paramsfailure,$(1)))
-endef
-
-#
-# A macro to install automatically a package, using autotools scripts, intended
-# to run on the host development machine.
-# Usage:
-# $(call embtk_install_hostpkg,package)
-#
-
-define __embtk_install_hostpkg
-	$(if $(__embtk_pkg_installed-y),,
-		$(Q)mkdir -p $(__embtk_pkg_builddir)
-		$(Q)$(call __embtk_install_hostpkg_make,$(1),autotools)
-		$(embtk_postinstallonce_$(pkgv))
-		$(call __embtk_wipeoutworkspace_pkg,$(1)))
-	$(embtk_postinstall_$(pkgv))
-endef
-define embtk_install_hostpkg
-	$(if $(__embtk_xinstall_xpkg_allvarset-y),
-		$(or $(embtk_install_$(pkgv)),$(call __embtk_install_hostpkg,$(1))),
-		$(call __embtk_install_paramsfailure,$(1)))
-endef
-
-#
-# A macro to install automatically a package, using simple Makefile and an
-# install target, intended to run on the host development machine.
-# Usage:
-# $(call embtk_makeinstall_hostpkg,package)
-#
-define embtk_makeinstall_hostpkg
-	$(if $(__embtk_xinstall_xpkg_allvarset-y),
-		$(if $(__embtk_pkg_installed-y),,
-			$(Q)mkdir -p $(__embtk_pkg_builddir)
-			$(Q)$(call __embtk_install_hostpkg_make,$(1))
-			$(embtk_postinstallonce_$(pkgv))
-			$(call __embtk_wipeoutworkspace_pkg,$(1)))
-		$(embtk_postinstall_$(pkgv)),
-		$(call __embtk_install_paramsfailure,$(1)))
-endef
-
-#
-# A wrapper macro for embtk_install_hostpkg and embtk_install_pkg, based on
-# package name (xxxx or xxxx_host).
-#
-define embtk_install_xpkg
-	$(call embtk_install_$(findstring host,$(1))pkg,$(1))
-endef
-
-#
-# A macro which downloads a package.
-# Usage:
-# $(call embtk_download_pkg,PACKAGE)
-#
-
-__embtk_pkg_depof = $(strip $(foreach p,$(__embtk_pkgs_all-y) toolchain toolchain_addons,\
-		$(if $(findstring $(pkgv),$($(call PKGV,$(p)_deps))),$(p))))
-
-__embtk_pkg_needpatch_yesno = $(if $(__embtk_pkg_needpatch),Yes,No)
-
-define __embtk_download_pkg_patches
-	$(if $(__embtk_pkg_needpatch),						\
-	test -e	$(__embtk_pkg_patch_f) ||					\
-	$(call embtk_wget,							\
-		$(__embtk_pkg_name)-$(__embtk_pkg_version).patch,		\
-		$(__embtk_pkg_patch_site),					\
-		$(__embtk_pkg_name)-$(__embtk_pkg_version)-*.patch),true)
-endef
-
-define __embtk_download_pkg_exitfailure
-	($(call embtk_perror,"On $(notdir $(1)) download!");			\
-		$(if $(notdir $(1)),rm -rf $(1);)				\
-		exit 1)
-endef
-
-define __embtk_svncheckout_pkg
-	svn co $(__embtk_pkg_svnsite)/$(__embtk_pkg_svnbranch)			\
-			-r$(__embtk_pkg_svnrev)	$(__embtk_pkg_localsvn)
-endef
-define __embtk_download_pkg_from_svn
-	$(call embtk_echo_blue,"$(__embtk_pkg_name) using SVN")
-	$(call embtk_echo_blue,"\tBranch        : $(notdir $(__embtk_pkg_svnbranch))")
-	$(call embtk_echo_blue,"\tRevision      : $(__embtk_pkg_svnrev)")
-	$(call embtk_echo_blue,"\tIn            : $(or $(__embtk_pkg_refspec),src)")
-	$(call embtk_echo_blue,"\tCheckout URL  : $(__embtk_pkg_svnsite)")
-	$(call embtk_echo_blue,"\tPatched       : $(__embtk_pkg_needpatch_yesno)")
-	$(call embtk_echo_blue,"\tDependency of : $(or $(__embtk_pkg_depof),N/A)")
-	test -e $(__embtk_pkg_localsvn) ||					\
-	$(call __embtk_svncheckout_pkg,$(1)) ||					\
-	$(call __embtk_download_pkg_exitfailure,$(__embtk_pkg_package_f))
-	$(call __embtk_download_pkg_patches,$(1)) ||				\
-	$(call __embtk_download_pkg_exitfailure,$(__embtk_pkg_patch_f))
-	$(call __embtk_applypatch_pkg,$(1))
-
-endef
-
-define __embtk_gitclone_pkg
-	(git clone $(__embtk_pkg_gitsite) $(__embtk_pkg_localgit) &&		\
-	$(if $(findstring master,$(__embtk_pkg_gitbranch)),,			\
-		cd $(__embtk_pkg_localgit);					\
-		git checkout -b $(__embtk_pkg_gitbranch)			\
-					origin/$(__embtk_pkg_gitbranch) &&)	\
-	$(if $(findstring HEAD,$(__embtk_pkg_gitrev)),,				\
-		cd $(__embtk_pkg_localgit);					\
-		git reset --hard $(__embtk_pkg_gitrev) &&)			\
-	true)
-endef
-
-define __embtk_download_pkg_from_git
-	$(call embtk_echo_blue,"$(__embtk_pkg_name) using GIT")
-	$(call embtk_echo_blue,"\tBranch        : $(__embtk_pkg_gitbranch)")
-	$(call embtk_echo_blue,"\tRevision      : $(__embtk_pkg_gitrev)")
-	$(call embtk_echo_blue,"\tIn            : $(or $(__embtk_pkg_refspec),src)")
-	$(call embtk_echo_blue,"\tClone URL     : $(__embtk_pkg_gitsite)")
-	$(call embtk_echo_blue,"\tPatched       : $(__embtk_pkg_needpatch_yesno)")
-	$(call embtk_echo_blue,"\tDependency of : $(or $(__embtk_pkg_depof),N/A)")
-	test -e $(__embtk_pkg_localgit) || $(call __embtk_gitclone_pkg,$(1))
-endef
-
-define __embtk_download_pkg_from_tarball
-	$(call embtk_echo_blue,"$(__embtk_pkg_name) using tarball")
-	$(call embtk_echo_blue,"\tVersion       : $(__embtk_pkg_version)")
-	$(call embtk_echo_blue,"\tFrom          : $(__embtk_pkg_site)")
-	$(call embtk_echo_blue,"\tIn            : $(__embtk_pkg_package_f)")
-	$(call embtk_echo_blue,"\tPatched       : $(__embtk_pkg_needpatch_yesno)")
-	$(call embtk_echo_blue,"\tDependency of : $(or $(__embtk_pkg_depof),N/A)")
-	test -e $(__embtk_pkg_package_f) ||					\
-	$(call embtk_wget,							\
-		$(__embtk_pkg_package),						\
-		$(__embtk_pkg_site),						\
-		$(__embtk_pkg_package)) ||					\
-	$(if $(__embtk_pkg_mirror1),						\
-		$(call embtk_wget,						\
-			$(__embtk_pkg_package),					\
-			$(__embtk_pkg_mirror1),					\
-			$(__embtk_pkg_package)),false) ||			\
-	$(if $(__embtk_pkg_mirror2),						\
-		$(call embtk_wget,						\
-			$(__embtk_pkg_package),					\
-			$(__embtk_pkg_mirror2),					\
-			$(__embtk_pkg_package)),false) ||			\
-	$(if $(__embtk_pkg_mirror3),						\
-		$(call embtk_wget,						\
-			$(__embtk_pkg_package),					\
-			$(__embtk_pkg_mirror3),					\
-			$(__embtk_pkg_package)),false) ||			\
-	$(if $(__embtk_pkg_mirror),						\
-		$(call embtk_wget,						\
-			$(__embtk_pkg_package),					\
-			$(__embtk_pkg_mirror),					\
-			$(__embtk_pkg_package)),false) ||			\
-	$(call __embtk_download_pkg_exitfailure,$(__embtk_pkg_package_f))
-	$(call __embtk_download_pkg_patches,$(1)) ||				\
-	 $(call __embtk_download_pkg_exitfailure,$(__embtk_pkg_patch_f))
-endef
-
-__embtk_pkgdl_src = $(or $(__embtk_pkg_usegit),$(__embtk_pkg_usesvn),tarball)
-define embtk_download_pkg
-	$(if $(EMBTK_BUILDSYS_DEBUG),
-		$(call embtk_pinfo,"Download $(__embtk_pkg_name) if needed..."))
-	$(call __embtk_download_pkg_from_$(call __embtk_pkgdl_src,$(1)),$(1))
-endef
-
-#
-# A macro to decompress packages tarball intended to run on target.
-# Usage:
-# $(call embtk_decompress_pkg,pkgname)
-#
-
-__embtk_applypatch_pkg =							\
-	$(if $(__embtk_pkg_needpatch),						\
-		if [ ! -e $(__embtk_pkg_dotpatched_f) ]; then			\
-			cd $(__embtk_pkg_srcdir);				\
-			patch -p1 --silent < $(__embtk_pkg_patch_f);		\
-			$(call __embtk_setpatched_pkg,$(1));			\
-		fi,true;)
-
-__embtk_decompress_pkg_exitfailure =						\
-	$(call embtk_perror,"!Compression unknown for $(__embtk_pkg_name)!");	\
-	exit 1
-
-__embtk_decompress_pkg =							\
-	case $(__embtk_pkg_package_f) in					\
-		*.tar.bz2 | *.tbz2)						\
-			tar -C $(dir $(__embtk_pkg_srcdir)) -xjf		\
-						$(__embtk_pkg_package_f)	\
-			;;							\
-		*.tar.gz | *.tgz)						\
-			tar -C $(dir $(__embtk_pkg_srcdir)) -xzf		\
-						$(__embtk_pkg_package_f)	\
-			;;							\
-		*.tar.xz)							\
-			tar -C $(dir $(__embtk_pkg_srcdir)) -xJf		\
-						$(__embtk_pkg_package_f)	\
-			;;							\
-		*.tar)								\
-			tar -C $(dir $(__embtk_pkg_srcdir)) -xf			\
-						$(__embtk_pkg_package_f)	\
-			;;							\
-		*)								\
-			$(call __embtk_decompress_pkg_exitfailure,$(1))		\
-			;;							\
-	esac
-
-__embtk_decompress_pkg_msg = $(call embtk_pinfo,"Decrompressing $(__embtk_pkg_package) ...")
-define embtk_decompress_pkg
-	$(if $(__embtk_pkg_usegit)$(__embtk_pkg_usesvn),true,
-		$(if $(EMBTK_BUILDSYS_DEBUG),$(__embtk_decompress_pkg_msg))
-		if [ ! -e $(__embtk_pkg_dotdecompressed_f) ]; then		\
-			$(call __embtk_decompress_pkg,$(1)) &&			\
-			$(call __embtk_setdecompressed_pkg,$(1)) &&		\
-			$(call __embtk_applypatch_pkg,$(1))			\
-		fi)
-endef
-
-#
-# Macros to include a package in the build system
-#
-define embtk_include_pkg
-	$(eval $(call __embtk_include_pkg,$(1)))
-endef
-define __embtk_include_pkg
-	# Is it necessary to include .mk file?
-	ifeq (x$(__embtk_pkg_inc_mkinclude),xy)
-		include $(dir $(lastword $(MAKEFILE_LIST)))$(pkgv)/$(pkgv).mk
-	endif
-	ifeq (x$(CONFIG_EMBTK_HAVE_$(PKGV)),xy)
-		ROOTFS_COMPONENTS-y		+= $(pkgv)_install
-	else ifeq (x$(__embtk_pkg_inc_curinstalled),xy)
-		ROOTFS_COMPONENTS-		+= $(pkgv)_install
-	endif
-endef
-
-define embtk_include_hostpkg
-	$(eval $(call __embtk_include_hostpkg,$(1)))
-endef
-define __embtk_include_hostpkg
-	# Is it necessary to include .mk file?
-	ifeq (x$(__embtk_pkg_inc_hostmkinclude),xy)
-		include $(dir $(lastword $(MAKEFILE_LIST)))$(pkgv)/$(pkgv).mk
-	endif
-	ifeq (x$(CONFIG_EMBTK_HOST_HAVE_$(PKGV)),xy)
-		HOSTTOOLS_COMPONENTS-y		+= $(pkgv)_install
-	else ifeq (x$(__embtk_pkg_inc_curinstalled),xy)
-		HOSTTOOLS_COMPONENTS-		+= $(pkgv)_install
-	endif
-endef
-
-__embtk_pkg_inc_currinstalled	= $(if $(wildcard $(__embtk_pkg_dotinstalled_f)),y)
-__embtk_pkg_inc_mkinclude	= $(if $(CONFIG_EMBTK_HAVE_$(PKGV))$(__embtk_pkg_currinstalled),y)
-__embtk_pkg_inc_hostmkinclude	= $(if $(CONFIG_EMBTK_HOST_HAVE_$(PKGV))$(__embtk_pkg_currinstalled),y)
-
-#
-# A macro to clean installed packages from sysroot.
-# Usage:
-# $(call embtk_cleanup_pkg,pkgname)
-#
-define __embtk_cleanup_pkg
-	$(if $(embtk_cleanup_$(pkgv)),$(embtk_cleanup_$(pkgv)))
-	$(if $(__embtk_pkg_etc),
-		rm -rf $(addprefix $(embtk_sysroot)/etc/,$(__embtk_pkg_etc)))
-	$(if $(__embtk_pkg_bins),
-		rm -rf $(addprefix $(embtk_sysroot)/usr/bin/,$(__embtk_pkg_bins)))
-	$(if $(__embtk_pkg_sbins),
-		rm -rf $(addprefix $(embtk_sysroot)/usr/sbin/,$(__embtk_pkg_sbins)))
-	$(if $(__embtk_pkg_includes),
-		rm -rf $(addprefix $(embtk_sysroot)/usr/include/,$(__embtk_pkg_includes)))
-	$(if $(__embtk_pkg_libs),
-		rm -rf $(addprefix $(embtk_sysroot)/usr/$(LIBDIR)/,$(__embtk_pkg_libs)))
-	$(if $(__embtk_pkg_libexecs),
-		rm -rf $(addprefix $(embtk_sysroot)/usr/libexec/,$(__embtk_pkg_libexecs)))
-	$(if $(__embtk_pkg_pkgconfigs),
-		rm -rf $(addprefix $(embtk_sysroot)/usr/$(LIBDIR)/pkgconfig/,$(__embtk_pkg_pkgconfigs))
-		rm -rf $(addprefix $(embtk_sysroot)/usr/share/pkgconfig/,$(__embtk_pkg_pkgconfigs)))
-	$(if $(__embtk_pkg_shares),
-		rm -rf $(addprefix $(embtk_sysroot)/usr/share/,$(__embtk_pkg_shares)))
-	$(if $(__embtk_pkg_usegit)$(__embtk_pkg_usesvn),
-		$(call __embtk_unsetconfigured_pkg,$(1))
-		$(call __embtk_unsetinstalled_pkg,$(1)),
-		$(if $(__embtk_pkg_builddir),rm -rf $(__embtk_pkg_builddir)*))
-	$(if $(__embtk_pkg_statedir),rm -rf $(__embtk_pkg_statedir))
-endef
-
-define embtk_cleanup_pkg
-	$(if $(EMBTK_BUILDSYS_DEBUG),
-		$(call embtk_pinfo,"Cleanup $(__embtk_pkg_name)..."))
-	$(Q)$(call __embtk_cleanup_pkg,$(1))
-endef
diff --git a/mk/pkg-macros/clean.mk b/mk/pkg-macros/clean.mk
new file mode 100644
index 0000000..d5216d8
--- /dev/null
+++ b/mk/pkg-macros/clean.mk
@@ -0,0 +1,62 @@
+################################################################################
+# Embtoolkit
+# Copyright(C) 2014 Abdoulaye Walsimou GAYE.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+#
+# \file         clean.mk
+# \brief	clean.mk of Embtoolkit
+# \author       Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
+# \date         January 2014
+################################################################################
+
+
+#
+# A macro to clean installed packages from sysroot.
+# Usage:
+# $(call embtk_cleanup_pkg,pkgname)
+#
+define __embtk_cleanup_pkg
+	$(if $(embtk_cleanup_$(pkgv)),$(embtk_cleanup_$(pkgv)))
+	$(if $(__embtk_pkg_etc),
+		rm -rf $(addprefix $(embtk_sysroot)/etc/,$(__embtk_pkg_etc)))
+	$(if $(__embtk_pkg_bins),
+		rm -rf $(addprefix $(embtk_sysroot)/usr/bin/,$(__embtk_pkg_bins)))
+	$(if $(__embtk_pkg_sbins),
+		rm -rf $(addprefix $(embtk_sysroot)/usr/sbin/,$(__embtk_pkg_sbins)))
+	$(if $(__embtk_pkg_includes),
+		rm -rf $(addprefix $(embtk_sysroot)/usr/include/,$(__embtk_pkg_includes)))
+	$(if $(__embtk_pkg_libs),
+		rm -rf $(addprefix $(embtk_sysroot)/usr/$(LIBDIR)/,$(__embtk_pkg_libs)))
+	$(if $(__embtk_pkg_libexecs),
+		rm -rf $(addprefix $(embtk_sysroot)/usr/libexec/,$(__embtk_pkg_libexecs)))
+	$(if $(__embtk_pkg_pkgconfigs),
+		rm -rf $(addprefix $(embtk_sysroot)/usr/$(LIBDIR)/pkgconfig/,$(__embtk_pkg_pkgconfigs))
+		rm -rf $(addprefix $(embtk_sysroot)/usr/share/pkgconfig/,$(__embtk_pkg_pkgconfigs)))
+	$(if $(__embtk_pkg_shares),
+		rm -rf $(addprefix $(embtk_sysroot)/usr/share/,$(__embtk_pkg_shares)))
+	$(if $(__embtk_pkg_usegit)$(__embtk_pkg_usesvn),
+		$(call __embtk_unsetconfigured_pkg,$(1))
+		$(call __embtk_unsetinstalled_pkg,$(1)),
+		$(if $(__embtk_pkg_builddir),rm -rf $(__embtk_pkg_builddir)*))
+	$(if $(__embtk_pkg_statedir),rm -rf $(__embtk_pkg_statedir))
+endef
+
+define embtk_cleanup_pkg
+	$(if $(EMBTK_BUILDSYS_DEBUG),
+		$(call embtk_pinfo,"Cleanup $(__embtk_pkg_name)..."))
+	$(Q)$(call __embtk_cleanup_pkg,$(1))
+endef
diff --git a/mk/pkg-macros/configure.mk b/mk/pkg-macros/configure.mk
new file mode 100644
index 0000000..28d1a7e
--- /dev/null
+++ b/mk/pkg-macros/configure.mk
@@ -0,0 +1,140 @@
+################################################################################
+# Embtoolkit
+# Copyright(C) 2014 Abdoulaye Walsimou GAYE.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+#
+# \file         configure.mk
+# \brief	configure.mk of Embtoolkit
+# \author       Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
+# \date         January 2014
+################################################################################
+
+#
+# embtk_fixgconfigsfor_pkg
+#
+__embtk_gconfigsub	:= $(EMBTK_ROOT)/scripts/config.sub
+__embtk_gconfiguess	:= $(EMBTK_ROOT)/scripts/config.guess
+define __embtk_fixgconfigsfor_pkg
+	subs="$$(find $(__embtk_pkg_srcdir)/ -type f -name config.sub)";	\
+	for sub in $$subs; do							\
+		if [ -n $$sub -a -e $$sub ]; then				\
+			ln -sf $(__embtk_gconfigsub) $$sub;			\
+		fi;								\
+	done;									\
+	guesses="$$(find $(__embtk_pkg_srcdir)/ -type f -name config.guess)"; 	\
+	for guess in $$guesses; do						\
+		if [ -n $$guess -a -e $$guess ]; then				\
+			ln -sf $(__embtk_gconfiguess) $$guess;			\
+		fi;								\
+	done;
+endef
+
+#
+# A macro which runs configure script (conpatible with autotools configure)
+# for a package and sets environment variables correctly.
+# Usage:
+# $(call embtk_configure_pkg,PACKAGE)
+#
+define __embtk_configure_autoreconfpkg
+if [ "x$(CONFIG_EMBTK_$(PKGV)_NEED_AUTORECONF)" = "xy" ]; then			\
+	test -e $(__embtk_pkg_srcdir)/configure.ac ||				\
+	test -e $(__embtk_pkg_srcdir)/configure.in || exit 1;			\
+	cd $(__embtk_pkg_srcdir);						\
+	$(AUTORECONF) --install -f;						\
+fi
+endef
+
+__embtk_parse_configure_opts = $(subst $(embtk_space),"\\n\\t",$(strip $(1)))
+define __embtk_print_configure_opts
+	$(if $(strip $(1)),
+	$(call embtk_echo_blue,"Configure options:\\n\\t$(__embtk_parse_configure_opts)"))
+	echo
+endef
+
+__embtk_pkg_ildflags	= -L$(embtk_sysroot)/$(LIBDIR)
+__embtk_pkg_ildflags	+= -L$(embtk_sysroot)/usr/$(LIBDIR)
+define embtk_configure_pkg
+	$(if $(EMBTK_BUILDSYS_DEBUG),
+		$(call embtk_pinfo,"Configure $(__embtk_pkg_package)..."))
+	$(call __embtk_configure_autoreconfpkg,$(1))
+	$(Q)test -e $(__embtk_pkg_srcdir)/configure || exit 1
+	$(call __embtk_print_configure_opts,$(__embtk_pkg_configureopts))
+	$(Q)cd $(__embtk_pkg_builddir);						\
+	CC=$(TARGETCC_CACHED)							\
+	$(if $(CONFIG_EMBTK_GCC_LANGUAGE_CPP),CXX=$(TARGETCXX_CACHED))		\
+	AR=$(TARGETAR)								\
+	RANLIB=$(TARGETRANLIB)							\
+	AS=$(CROSS_COMPILE)as							\
+	NM=$(TARGETNM)								\
+	STRIP=$(TARGETSTRIP)							\
+	OBJDUMP=$(TARGETOBJDUMP)						\
+	OBJCOPY=$(TARGETOBJCOPY)						\
+	CFLAGS="$(__embtk_pkg_cflags) $(TARGET_CFLAGS)"				\
+	CXXFLAGS="$(__embtk_pkg_cxxflags) $(TARGET_CXXFLAGS)"			\
+	LDFLAGS="$(__embtk_pkg_ildflags) $(__embtk_pkg_ldflags)"		\
+	CPPFLAGS="-I$(embtk_sysroot)/usr/include $(__embtk_pkg_cppflags)"	\
+	PKG_CONFIG="$(PKGCONFIG_BIN)"						\
+	PKG_CONFIG_PATH="$(EMBTK_PKG_CONFIG_PATH)"				\
+	PKG_CONFIG_LIBDIR="$(EMBTK_PKG_CONFIG_LIBDIR)"				\
+	ac_cv_func_malloc_0_nonnull=yes						\
+	ac_cv_func_realloc_0_nonnull=yes					\
+	CONFIG_SHELL=$(CONFIG_EMBTK_SHELL)					\
+	$(__embtk_pkg_configureenv) $(__embtk_pkg_scanbuild)			\
+	$(CONFIG_EMBTK_SHELL) $(__embtk_pkg_srcdir)/configure			\
+	--build=$(HOST_BUILD) --host=$(STRICT_GNU_TARGET)			\
+	--target=$(STRICT_GNU_TARGET) --libdir=/usr/$(LIBDIR)			\
+	--prefix=/usr --sysconfdir=/etc --localstatedir=/var --disable-rpath	\
+	$(__embtk_pkg_configureopts)
+	$(Q)$(call __embtk_setconfigured_pkg,$(1))
+	$(Q)$(call __embtk_kill_lt_rpath,$(__embtk_pkg_builddir))
+endef
+
+#
+# A macro which runs configure script (conpatible with autotools configure)
+# for a package for host development machine and sets environment variables
+# correctly.
+# Usage:
+# $(call embtk_configure_hostpkg,PACKAGE)
+#
+__embtk_hostpkg_rpathldflags	= "-Wl,-rpath,$(embtk_htools)/usr/lib"
+__embtk_hostpkg_rpath		= $(strip $(if $(__embtk_pkg_setrpath),		\
+					$(__embtk_hostpkg_rpathldflags)))
+
+__embtk_hostpkg_ldflags		= -L$(embtk_htools)/usr/lib $(__embtk_hostpkg_rpath)
+__embtk_hostpkg_cppflags	= -I$(embtk_htools)/usr/include
+define embtk_configure_hostpkg
+	$(if $(EMBTK_BUILDSYS_DEBUG),
+	$(call embtk_pinfo,"Configure $(__embtk_pkg_package) for host..."))
+	$(call __embtk_configure_autoreconfpkg,$(1))
+	$(Q)test -e $(__embtk_pkg_srcdir)/configure || exit 1
+	$(call __embtk_print_configure_opts,$(__embtk_pkg_configureopts))
+	$(Q)cd $(__embtk_pkg_builddir);						\
+	CPPFLAGS="$(__embtk_hostpkg_cppflags)"					\
+	LDFLAGS="$(__embtk_hostpkg_ldflags)"					\
+	PKG_CONFIG="$(PKGCONFIG_BIN)"						\
+	PKG_CONFIG_PATH="$(EMBTK_HOST_PKG_CONFIG_PATH)"				\
+	$(if $(call __embtk_mk_strcmp,$(PKGV),CCACHE),,CC=$(HOSTCC_CACHED))	\
+	$(if $(call __embtk_mk_strcmp,$(PKGV),CCACHE),,CXX=$(HOSTCXX_CACHED))	\
+	CONFIG_SHELL=$(CONFIG_EMBTK_SHELL)					\
+	$(__embtk_pkg_configureenv)						\
+	$(CONFIG_EMBTK_SHELL) $(__embtk_pkg_srcdir)/configure			\
+	--build=$(HOST_BUILD) --host=$(HOST_ARCH)				\
+	--prefix=$(strip $(if $(__embtk_pkg_prefix),				\
+				$(__embtk_pkg_prefix),$(embtk_htools)/usr))	\
+	$(__embtk_pkg_configureopts)
+	$(Q)$(call __embtk_setconfigured_pkg,$(1))
+endef
diff --git a/mk/pkg-macros/download.mk b/mk/pkg-macros/download.mk
new file mode 100644
index 0000000..6300f4f
--- /dev/null
+++ b/mk/pkg-macros/download.mk
@@ -0,0 +1,207 @@
+################################################################################
+# Embtoolkit
+# Copyright(C) 2014 Abdoulaye Walsimou GAYE.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+#
+# \file         download.mk
+# \briefd	download.mk of Embtoolkit
+# \author       Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
+# \date         January 2014
+################################################################################
+
+#
+# wget wrapper
+# usage: $(call embtk_wget,$(OUTPUT_FILE),$(SITE),$(FOREIGN_FILE))
+#
+__wget_outfile		= $(patsubst %/,%,$(embtk_dldir))/$(strip $(1))
+__wget_remotesite	= $(patsubst %/,%,$(strip $(2)))
+__wget_foreignfiles	= $(strip $(3))
+__wget_opts		:= --tries=5 --timeout=10 --waitretry=5
+__wget_opts		+= --no-check-certificate
+
+define embtk_wget
+	wget $(__wget_opts) -O $(__wget_outfile)				\
+	$(__wget_remotesite)/$(__wget_foreignfiles) ||				\
+	wget $(__wget_opts) --no-passive-ftp -O $(__wget_outfile)		\
+	$(__wget_remotesite)/$(__wget_foreignfiles)
+endef
+
+#
+# A macro which downloads a package.
+# Usage:
+# $(call embtk_download_pkg,PACKAGE)
+#
+
+__embtk_pkg_depof = $(strip $(foreach p,$(__embtk_pkgs_all-y) toolchain toolchain_addons,\
+		$(if $(findstring $(pkgv),$($(call PKGV,$(p)_deps))),$(p))))
+
+__embtk_pkg_needpatch_yesno = $(if $(__embtk_pkg_needpatch),Yes,No)
+
+define __embtk_download_pkg_patches
+	$(if $(__embtk_pkg_needpatch),						\
+	test -e	$(__embtk_pkg_patch_f) ||					\
+	$(call embtk_wget,							\
+		$(__embtk_pkg_name)-$(__embtk_pkg_version).patch,		\
+		$(__embtk_pkg_patch_site),					\
+		$(__embtk_pkg_name)-$(__embtk_pkg_version)-*.patch),true)
+endef
+
+define __embtk_download_pkg_exitfailure
+	($(call embtk_perror,"On $(notdir $(1)) download!");			\
+		$(if $(notdir $(1)),rm -rf $(1);)				\
+		exit 1)
+endef
+
+define __embtk_svncheckout_pkg
+	svn co $(__embtk_pkg_svnsite)/$(__embtk_pkg_svnbranch)			\
+			-r$(__embtk_pkg_svnrev)	$(__embtk_pkg_localsvn)
+endef
+define __embtk_download_pkg_from_svn
+	$(call embtk_echo_blue,"$(__embtk_pkg_name) using SVN")
+	$(call embtk_echo_blue,"\tBranch        : $(notdir $(__embtk_pkg_svnbranch))")
+	$(call embtk_echo_blue,"\tRevision      : $(__embtk_pkg_svnrev)")
+	$(call embtk_echo_blue,"\tIn            : $(or $(__embtk_pkg_refspec),src)")
+	$(call embtk_echo_blue,"\tCheckout URL  : $(__embtk_pkg_svnsite)")
+	$(call embtk_echo_blue,"\tPatched       : $(__embtk_pkg_needpatch_yesno)")
+	$(call embtk_echo_blue,"\tDependency of : $(or $(__embtk_pkg_depof),N/A)")
+	test -e $(__embtk_pkg_localsvn) ||					\
+	$(call __embtk_svncheckout_pkg,$(1)) ||					\
+	$(call __embtk_download_pkg_exitfailure,$(__embtk_pkg_package_f))
+	$(call __embtk_download_pkg_patches,$(1)) ||				\
+	$(call __embtk_download_pkg_exitfailure,$(__embtk_pkg_patch_f))
+	$(call __embtk_applypatch_pkg,$(1))
+
+endef
+
+define __embtk_gitclone_pkg
+	(git clone $(__embtk_pkg_gitsite) $(__embtk_pkg_localgit) &&		\
+	$(if $(findstring master,$(__embtk_pkg_gitbranch)),,			\
+		cd $(__embtk_pkg_localgit);					\
+		git checkout -b $(__embtk_pkg_gitbranch)			\
+					origin/$(__embtk_pkg_gitbranch) &&)	\
+	$(if $(findstring HEAD,$(__embtk_pkg_gitrev)),,				\
+		cd $(__embtk_pkg_localgit);					\
+		git reset --hard $(__embtk_pkg_gitrev) &&)			\
+	true)
+endef
+
+define __embtk_download_pkg_from_git
+	$(call embtk_echo_blue,"$(__embtk_pkg_name) using GIT")
+	$(call embtk_echo_blue,"\tBranch        : $(__embtk_pkg_gitbranch)")
+	$(call embtk_echo_blue,"\tRevision      : $(__embtk_pkg_gitrev)")
+	$(call embtk_echo_blue,"\tIn            : $(or $(__embtk_pkg_refspec),src)")
+	$(call embtk_echo_blue,"\tClone URL     : $(__embtk_pkg_gitsite)")
+	$(call embtk_echo_blue,"\tPatched       : $(__embtk_pkg_needpatch_yesno)")
+	$(call embtk_echo_blue,"\tDependency of : $(or $(__embtk_pkg_depof),N/A)")
+	test -e $(__embtk_pkg_localgit) || $(call __embtk_gitclone_pkg,$(1))
+endef
+
+define __embtk_download_pkg_from_tarball
+	$(call embtk_echo_blue,"$(__embtk_pkg_name) using tarball")
+	$(call embtk_echo_blue,"\tVersion       : $(__embtk_pkg_version)")
+	$(call embtk_echo_blue,"\tFrom          : $(__embtk_pkg_site)")
+	$(call embtk_echo_blue,"\tIn            : $(__embtk_pkg_package_f)")
+	$(call embtk_echo_blue,"\tPatched       : $(__embtk_pkg_needpatch_yesno)")
+	$(call embtk_echo_blue,"\tDependency of : $(or $(__embtk_pkg_depof),N/A)")
+	test -e $(__embtk_pkg_package_f) ||					\
+	$(call embtk_wget,							\
+		$(__embtk_pkg_package),						\
+		$(__embtk_pkg_site),						\
+		$(__embtk_pkg_package)) ||					\
+	$(if $(__embtk_pkg_mirror1),						\
+		$(call embtk_wget,						\
+			$(__embtk_pkg_package),					\
+			$(__embtk_pkg_mirror1),					\
+			$(__embtk_pkg_package)),false) ||			\
+	$(if $(__embtk_pkg_mirror2),						\
+		$(call embtk_wget,						\
+			$(__embtk_pkg_package),					\
+			$(__embtk_pkg_mirror2),					\
+			$(__embtk_pkg_package)),false) ||			\
+	$(if $(__embtk_pkg_mirror3),						\
+		$(call embtk_wget,						\
+			$(__embtk_pkg_package),					\
+			$(__embtk_pkg_mirror3),					\
+			$(__embtk_pkg_package)),false) ||			\
+	$(if $(__embtk_pkg_mirror),						\
+		$(call embtk_wget,						\
+			$(__embtk_pkg_package),					\
+			$(__embtk_pkg_mirror),					\
+			$(__embtk_pkg_package)),false) ||			\
+	$(call __embtk_download_pkg_exitfailure,$(__embtk_pkg_package_f))
+	$(call __embtk_download_pkg_patches,$(1)) ||				\
+	 $(call __embtk_download_pkg_exitfailure,$(__embtk_pkg_patch_f))
+endef
+
+__embtk_pkgdl_src = $(or $(__embtk_pkg_usegit),$(__embtk_pkg_usesvn),tarball)
+define embtk_download_pkg
+	$(if $(EMBTK_BUILDSYS_DEBUG),
+		$(call embtk_pinfo,"Download $(__embtk_pkg_name) if needed..."))
+	$(call __embtk_download_pkg_from_$(call __embtk_pkgdl_src,$(1)),$(1))
+endef
+
+#
+# A macro to decompress packages tarball intended to run on target.
+# Usage:
+# $(call embtk_decompress_pkg,pkgname)
+#
+
+__embtk_applypatch_pkg =							\
+	$(if $(__embtk_pkg_needpatch),						\
+		if [ ! -e $(__embtk_pkg_dotpatched_f) ]; then			\
+			cd $(__embtk_pkg_srcdir);				\
+			patch -p1 --silent < $(__embtk_pkg_patch_f);		\
+			$(call __embtk_setpatched_pkg,$(1));			\
+		fi,true;)
+
+__embtk_decompress_pkg_exitfailure =						\
+	$(call embtk_perror,"!Compression unknown for $(__embtk_pkg_name)!");	\
+	exit 1
+
+__embtk_decompress_pkg =							\
+	case $(__embtk_pkg_package_f) in					\
+		*.tar.bz2 | *.tbz2)						\
+			tar -C $(dir $(__embtk_pkg_srcdir)) -xjf		\
+						$(__embtk_pkg_package_f)	\
+			;;							\
+		*.tar.gz | *.tgz)						\
+			tar -C $(dir $(__embtk_pkg_srcdir)) -xzf		\
+						$(__embtk_pkg_package_f)	\
+			;;							\
+		*.tar.xz)							\
+			tar -C $(dir $(__embtk_pkg_srcdir)) -xJf		\
+						$(__embtk_pkg_package_f)	\
+			;;							\
+		*.tar)								\
+			tar -C $(dir $(__embtk_pkg_srcdir)) -xf			\
+						$(__embtk_pkg_package_f)	\
+			;;							\
+		*)								\
+			$(call __embtk_decompress_pkg_exitfailure,$(1))		\
+			;;							\
+	esac
+
+__embtk_decompress_pkg_msg = $(call embtk_pinfo,"Decrompressing $(__embtk_pkg_package) ...")
+define embtk_decompress_pkg
+	$(if $(__embtk_pkg_usegit)$(__embtk_pkg_usesvn),true,
+		$(if $(EMBTK_BUILDSYS_DEBUG),$(__embtk_decompress_pkg_msg))
+		if [ ! -e $(__embtk_pkg_dotdecompressed_f) ]; then		\
+			$(call __embtk_decompress_pkg,$(1)) &&			\
+			$(call __embtk_setdecompressed_pkg,$(1)) &&		\
+			$(call __embtk_applypatch_pkg,$(1))			\
+		fi)
+endef
diff --git a/mk/pkg-macros/incl.mk b/mk/pkg-macros/incl.mk
new file mode 100644
index 0000000..0966847
--- /dev/null
+++ b/mk/pkg-macros/incl.mk
@@ -0,0 +1,61 @@
+################################################################################
+# Embtoolkit
+# Copyright(C) 2014 Abdoulaye Walsimou GAYE.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+#
+# \file         include.mk
+# \brief	include.mk of Embtoolkit
+# \author       Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
+# \date         January 2014
+################################################################################
+
+#
+# Macros to include a package in the build system
+#
+define embtk_include_pkg
+	$(eval $(call __embtk_include_pkg,$(1)))
+endef
+define __embtk_include_pkg
+	# Is it necessary to include .mk file?
+	ifeq (x$(__embtk_pkg_inc_mkinclude),xy)
+		include $(dir $(lastword $(MAKEFILE_LIST)))$(pkgv)/$(pkgv).mk
+	endif
+	ifeq (x$(CONFIG_EMBTK_HAVE_$(PKGV)),xy)
+		ROOTFS_COMPONENTS-y		+= $(pkgv)_install
+	else ifeq (x$(__embtk_pkg_inc_curinstalled),xy)
+		ROOTFS_COMPONENTS-		+= $(pkgv)_install
+	endif
+endef
+
+define embtk_include_hostpkg
+	$(eval $(call __embtk_include_hostpkg,$(1)))
+endef
+define __embtk_include_hostpkg
+	# Is it necessary to include .mk file?
+	ifeq (x$(__embtk_pkg_inc_hostmkinclude),xy)
+		include $(dir $(lastword $(MAKEFILE_LIST)))$(pkgv)/$(pkgv).mk
+	endif
+	ifeq (x$(CONFIG_EMBTK_HOST_HAVE_$(PKGV)),xy)
+		HOSTTOOLS_COMPONENTS-y		+= $(pkgv)_install
+	else ifeq (x$(__embtk_pkg_inc_curinstalled),xy)
+		HOSTTOOLS_COMPONENTS-		+= $(pkgv)_install
+	endif
+endef
+
+__embtk_pkg_inc_currinstalled	= $(if $(wildcard $(__embtk_pkg_dotinstalled_f)),y)
+__embtk_pkg_inc_mkinclude	= $(if $(CONFIG_EMBTK_HAVE_$(PKGV))$(__embtk_pkg_currinstalled),y)
+__embtk_pkg_inc_hostmkinclude	= $(if $(CONFIG_EMBTK_HOST_HAVE_$(PKGV))$(__embtk_pkg_currinstalled),y)
diff --git a/mk/pkg-macros/install.mk b/mk/pkg-macros/install.mk
new file mode 100644
index 0000000..68cb227
--- /dev/null
+++ b/mk/pkg-macros/install.mk
@@ -0,0 +1,346 @@
+################################################################################
+# Embtoolkit
+# Copyright(C) 2014 Abdoulaye Walsimou GAYE.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+#
+# \file         install.mk
+# \brief	install.mk of Embtoolkit
+# \author       Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
+# \date         January 2014
+################################################################################
+
+#
+# Define here which make program to use in MAKE.
+# FIXME: On some systems, gnu make is named gmake (ie FreeBSD)
+#
+__embtk_make_cmd	:= make
+ifeq ($(findstring bsd,$(HOST_ARCH)),bsd)
+__embtk_make_cmd	:= gmake
+endif
+
+__embtk_make_env	:= $(if $(V),MAKEFLAGS="",MAKEFLAGS="--no-print-directory --silent")
+MAKE			= $(__embtk_make_env) $(__embtk_pkg_scanbuild) $(__embtk_make_cmd)
+
+
+# Some embtoolkit internal files for packages
+__embtk_pkg_dotdecompressed_f	= $(__embtk_pkg_srcdir)/.$(__embtk_pkg_name).embtk.decompressed
+__embtk_pkg_dotpatched_f	= $(__embtk_pkg_srcdir)/.$(__embtk_pkg_name).embtk.patched
+__embtk_pkg_dotconfigured_f	= $(__embtk_pkg_statedir)/.$(__embtk_pkg_name).embtk.configured
+__embtk_pkg_dotinstalled_f	= $(__embtk_pkg_statedir)/.$(__embtk_pkg_name).embtk.installed
+__embtk_pkg_dotkconfig_f	= $(__embtk_pkg_statedir)/.$(__embtk_pkg_name).embtk.kconfig
+
+__embtk_setdecompressed_pkg	= touch $(__embtk_pkg_dotdecompressed_f)
+__embtk_unsetdecompressed_pkg	= rm -rf $(__embtk_pkg_dotdecompressed_f)
+__embtk_setpatched_pkg		= touch $(__embtk_pkg_dotpatched_f)
+__embtk_unsetpatched_pkg	= rm -rf $(__embtk_pkg_dotpatched_f)
+__embtk_setconfigured_pkg	= mkdir -p $(__embtk_pkg_statedir) && touch $(__embtk_pkg_dotconfigured_f)
+__embtk_unsetconfigured_pkg	= rm -rf $(__embtk_pkg_dotconfigured_f)
+__embtk_setinstalled_pkg	= mkdir -p $(__embtk_pkg_statedir) && touch $(__embtk_pkg_dotinstalled_f)
+__embtk_unsetinstalled_pkg	= rm -rf $(__embtk_pkg_dotinstalled_f)
+__embtk_setkconfigured_pkg	= mkdir -p $(__embtk_pkg_statedir) && touch $(__embtk_pkg_dotkconfig_f)
+__embtk_unsetkconfigured_pkg	= rm -rf $(__embtk_pkg_dotkconfig_f)
+
+ifeq ($(CONFIG_EMBTK_WIPEOUTWORKSPACES),y)
+define __embtk_wipeoutworkspace_pkg
+	$(if $(__embtk_pkg_usegit)$(__embtk_pkg_usesvn)$(__embtk_pkg_nowipeworkspace),,
+		rm -rf $(__embtk_pkg_builddir)
+		rm -rf $(__embtk_pkg_srcdir))
+endef
+endif
+
+# Some useful macros about packages
+__embtk_rootfs_pkgs-y		= $(patsubst %_install,%,$(ROOTFS_COMPONENTS-y))
+__embtk_rootfs_nrpkgs-y		= $(words $(__embtk_rootfs_pkgs-y))
+
+__embtk_hosttools_pkgs-y	= $(patsubst %_install,%,$(HOSTTOOLS_COMPONENTS-y))
+__embtk_hosttools_nrpkgs-y	= $(words $(__embtk_hosttools_pkgs-y))
+
+__embtk_rootfs_pkgs-n		= $(patsubst %_install,%,$(ROOTFS_COMPONENTS-))
+__embtk_rootfs_nrpkgs-n		= $(words $(__embtk_rootfs_pkgs-n))
+
+__embtk_hosttools_pkgs-n	= $(patsubst %_install,%,$(HOSTTOOLS_COMPONENTS-))
+__embtk_hosttools_nrpkgs-n	= $(words $(__embtk_hosttools_pkgs-n))
+
+__embtk_pkgs_all-y		= $(__embtk_rootfs_pkgs-y) $(__embtk_hosttools_pkgs-y)
+__embtk_pkgs_nrall-y		= $(words $(__embtk_pkgs_all-y))
+
+#
+# A macro to get packages version from .config file.
+# usage: $(call embtk_get_pkgversion,PACKAGE)
+#
+embtk_get_pkgversion = $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_VERSION_STRING))
+
+
+#
+# A macro to test if a package is already decompressed.
+#
+__embtk_pkg_decompressed-y	= $(call __embtk_mk_pathexist,$(__embtk_pkg_dotdecompressed_f))
+__embtk_pkg_notdecompressed-y	= $(call __embtk_mk_pathnotexist,$(__embtk_pkg_dotdecompressed_f))
+
+#
+# A macro to test if a package is already patched.
+#
+__embtk_pkg_patched-y		= $(call __embtk_mk_pathexist,$(__embtk_pkg_dotpatched_f))
+__embtk_pkg_notpatched-y	= $(call __embtk_mk_pathnotexist,$(__embtk_pkg_dotpatched_f))
+
+#
+# A macro to test if a package is already configured using autotools configure
+# script.
+#
+__embtk_pkg_configured-y	= $(call __embtk_mk_pathexist,$(__embtk_pkg_dotconfigured_f))
+__embtk_pkg_notconfigured-y	= $(call __embtk_mk_pathnotexist,$(__embtk_pkg_dotconfigured_f))
+
+#
+# A macro to print kconfig entries of a package
+#
+__embtk_pkg_printkconfigs	=						\
+	grep 'CONFIG_K*EMBTK_.*$(__embtk_pkg_kconfigsname)_.*'			\
+	$(EMBTK_DOTCONFIG)
+
+#
+# A macro to generate a package __embtk_pkg_dotkconfig_f file.
+#
+define __embtk_pkg_gen_dotkconfig_f
+	$(call __embtk_pkg_printkconfigs,$(1))					\
+			> $(__embtk_pkg_dotkconfig_f) 2>/dev/null		\
+	$(if $(__embtk_pkg_deps),						\
+		$(foreach dep,$(call __embtk_pkg_depspkgv,$(1)),;		\
+			$(call __embtk_pkg_printkconfigs,$(dep))		\
+					>> $(__embtk_pkg_dotkconfig_f)))
+endef
+
+#
+# A macro to test if a package is already installed.
+# It returns y if installed and nothing if not.
+#
+__installed_f		= $(__embtk_pkg_dotinstalled_f)
+__pkgkconfig_f		= $(__embtk_pkg_dotkconfig_f)
+__pkgkconfig_f_old	= $(__embtk_pkg_dotkconfig_f).old
+__embtk_pkg_installed-y = $(shell						\
+	if [ -e $(__installed_f) ] && [ -e $(__pkgkconfig_f) ]; then		\
+		cp $(__pkgkconfig_f) $(__pkgkconfig_f_old);			\
+		$(call __embtk_pkg_gen_dotkconfig_f,$(1));			\
+		cmp -s $(__pkgkconfig_f) $(__pkgkconfig_f_old);			\
+		if [ "x$$?" = "x0" ]; then					\
+			echo y;							\
+		fi;								\
+	fi;)
+
+#
+# Various helpers macros for different steps while installing packages.
+#
+__embtk_multi_make = $(foreach builddir,$(__embtk_pkg_makedirs),		\
+			$(__embtk_pkg_makeenv)					\
+			$(MAKE) -C $(__embtk_pkg_builddir)/$(builddir)		\
+			$(J) $(__embtk_pkg_makeopts);)
+
+__embtk_single_make = $(__embtk_pkg_makeenv)					\
+			$(MAKE) -C $(__embtk_pkg_builddir)			\
+			$(J) $(__embtk_pkg_makeopts)
+
+
+__embtk_multi_make_install = $(foreach builddir,$(__embtk_pkg_makedirs),	\
+	$(__embtk_pkg_makeenv) $(filter-out $(__embtk_pkg_scanbuild),$(MAKE))	\
+		 -C $(__embtk_pkg_builddir)/$(builddir)				\
+	$(if $(__embtk_pkg_nodestdir),,						\
+		DESTDIR=$(embtk_sysroot)$(if $(__embtk_pkg_sysrootsuffix),/$(__embtk_pkg_sysrootsuffix))) \
+	$(__embtk_pkg_makeopts) install;)
+
+__embtk_single_make_install = $(__embtk_pkg_makeenv)				\
+	$(filter-out $(__embtk_pkg_scanbuild),$(MAKE))				\
+		-C $(__embtk_pkg_builddir)					\
+	$(if $(__embtk_pkg_nodestdir),,						\
+		DESTDIR=$(embtk_sysroot)$(if $(__embtk_pkg_sysrootsuffix),/$(__embtk_pkg_sysrootsuffix))) \
+	$(__embtk_pkg_makeopts) install
+
+__embtk_multi_make_hostinstall = $(foreach builddir,$(__embtk_pkg_makedirs),	\
+	$(__embtk_pkg_makeenv)							\
+	$(MAKE) -C $(__embtk_pkg_builddir)/$(builddir)				\
+	$(if $(__embtk_pkg_destdir),DESTDIR=$(__embtk_pkg_destdir))		\
+	$(__embtk_pkg_makeopts) install;)
+
+__embtk_single_make_hostinstall = $(__embtk_pkg_makeenv)			\
+	$(MAKE) -C $(__embtk_pkg_builddir)					\
+	$(if $(__embtk_pkg_destdir),DESTDIR=$(__embtk_pkg_destdir))		\
+	$(__embtk_pkg_makeopts) install
+
+__embtk_autotoolspkg-y=$(2)
+define __embtk_install_pkg_make
+	$(foreach dep,$(__embtk_pkg_depspkgv),$(call embtk_install_xpkg,$(dep)))
+	$(call embtk_pinfo,"Compile/Install $(__embtk_pkg_name)-$(__embtk_pkg_version) in your root filesystem...")
+	$(call embtk_download_pkg,$(1))
+	$(call embtk_decompress_pkg,$(1))
+	$(if $(embtk_beforeinstall_$(pkgv)),$(embtk_beforeinstall_$(pkgv)))
+	$(if $(__embtk_autotoolspkg-y),$(call embtk_configure_pkg,$(1)))
+	$(if $(__embtk_pkg_makedirs),						\
+		$(__embtk_multi_make),						\
+		$(__embtk_single_make))
+	$(if $(__embtk_pkg_makedirs),						\
+		$(__embtk_multi_make_install),					\
+		$(__embtk_single_make_install))
+	$(if $(__embtk_autotoolspkg-y)$(__embtk_pkg_pkgconfigs),
+		$(call __embtk_fix_libtool_files)
+		$(call __embtk_fix_pkgconfig_files))
+	$(call __embtk_setinstalled_pkg,$(1))
+	$(call __embtk_pkg_gen_dotkconfig_f,$(1))
+endef
+define __embtk_install_hostpkg_make
+	$(Q)$(if $(__embtk_pkg_deps),$(MAKE) $(__embtk_pkg_deps))
+	$(call embtk_pinfo,"Compile/Install $(__embtk_pkg_name)-$(__embtk_pkg_version) for host...")
+	$(call embtk_download_pkg,$(1))
+	$(call embtk_decompress_pkg,$(1))
+	$(if $(embtk_beforeinstall_$(pkgv)),$(embtk_beforeinstall_$(pkgv)))
+	$(if $(__embtk_autotoolspkg-y),$(call embtk_configure_hostpkg,$(1)))
+	$(if $(__embtk_pkg_makedirs),						\
+		$(__embtk_multi_make),						\
+		$(__embtk_single_make))
+	$(if $(__embtk_pkg_makedirs),						\
+		$(__embtk_multi_make_hostinstall),				\
+		$(__embtk_single_make_hostinstall))
+	$(call __embtk_setinstalled_pkg,$(1))
+	$(call __embtk_pkg_gen_dotkconfig_f,$(1))
+endef
+
+#
+# A macro to exit with error when needed package variables not define.
+# Usage:
+# $(call __embtk_install_paramsfailure,pkgname)
+#
+define __embtk_install_paramsfailure
+	$(call embtk_perror,"!Not all needed variables defined for $(1)!")
+	$(call embtk_echo_red,"Summary of variables and their current values")
+	$(call embtk_echo_red,"$(PKGV)_NAME                             (needed) = $(or $(__embtk_pkg_name),not set)")
+	$(call embtk_echo_red,"$(PKGV)_SITE                  (needed if tarball) = $(or $(__embtk_pkg_site),not set)")
+	$(call embtk_echo_red,"$(PKGV)_VERSION               (needed if tarball) = $(or $(__embtk_pkg_version),not set)")
+	$(call embtk_echo_red,"$(PKGV)_PACKAGE               (needed if tarball) = $(or $(__embtk_pkg_package),not set)")
+	$(call embtk_echo_red,"$(PKGV)_GIT_SITE                  (needed if git) = $(or $(__embtk_pkg_gitsite),not set)")
+	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_VERSION_GIT  (needed if git) = $(or $(__embtk_pkg_usegit),not set)")
+	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_GIT_REVISION (needed if git) = $(or $(__embtk_pkg_gitrev),not set)")
+	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_GIT_BRANCH   (needed if git) = $(or $(__embtk_pkg_gitbranch),not set)")
+	$(call embtk_echo_red,"$(PKGV)_SVN_SITE                  (needed if svn) = $(or $(__embtk_pkg_svnsite),not set)")
+	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_VERSION_SVN (needed if svn)  = $(or $(__embtk_pkg_usesvn),not set)")
+	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_SVN_REVISION (needed if svn) = $(or $(__embtk_pkg_svnrev),not set)")
+	$(call embtk_echo_red,"CONFIG_EMBTK_$(PKGV)_SVN_BRANCH   (needed if svn) = $(or $(__embtk_pkg_svnbranch),not set)")
+	$(call embtk_echo_red,"$(PKGV)_SRC_DIR               (needed if tarball) = $(or $(__embtk_pkg_srcdir),not set)")
+	$(call embtk_echo_red,"$(PKGV)_BUILD_DIR                      (optional) = $(or $(__embtk_pkg_builddir),not set)")
+
+	exit 1
+endef
+
+__embtk_xinstall_xgitpkg_allvarset-y	= 					\
+		$(strip $(if $(__embtk_pkg_usegit),$(__embtk_pkg_gitsite)))
+
+__embtk_xinstall_xsvnpkg_allvarset-y	= $(strip 				\
+	$(if $(__embtk_pkg_usesvn),						\
+		$(and $(__embtk_pkg_svnsite),$(__embtk_pkg_svnbranch),		\
+			$(__embtk_pkg_svnrev))))
+
+__embtk_xinstall_xtarbpkg_allvarset-y	= $(strip				\
+	$(if $(__embtk_pkg_usegit)$(__embtk_pkg_usesvn),,			\
+		$(and $(__embtk_pkg_site),$(__embtk_pkg_version),		\
+			$(__embtk_pkg_package))))
+
+__embtk_xinstall_xpkg_allvarset-y = $(and $(__embtk_pkg_name),			\
+	$(__embtk_pkg_srcdir),$(__embtk_pkg_builddir),				\
+	$(or $(__embtk_xinstall_xgitpkg_allvarset-y),				\
+		$(__embtk_xinstall_xtarbpkg_allvarset-y),			\
+		$(__embtk_xinstall_xsvnpkg_allvarset-y)))
+
+#
+# A macro to install automatically a package, using autotools scripts, intended
+# to run on the target
+# Usage:
+# $(call embtk_install_pkg,package)
+#
+define __embtk_install_pkg
+	$(if $(__embtk_pkg_installed-y),,
+		$(Q)mkdir -p $(__embtk_pkg_builddir)
+		$(Q)$(call __embtk_install_pkg_make,$(1),autotools)
+		$(embtk_postinstallonce_$(pkgv))
+		$(call __embtk_wipeoutworkspace_pkg,$(1)))
+	$(call __embtk_wipeoutworkspace_pkg,$(1))
+	$(embtk_postinstall_$(pkgv))
+endef
+
+define embtk_install_pkg
+	$(if $(__embtk_xinstall_xpkg_allvarset-y),
+		$(or $(embtk_install_$(pkgv)),$(call __embtk_install_pkg,$(1))),
+		$(call __embtk_install_paramsfailure,$(1)))
+endef
+
+#
+# A macro to install automatically a package, using simple Makefile and an
+# install target, intented to run on the target.
+# Usage:
+# $(call embtk_makeinstall_pkg,package)
+#
+define embtk_makeinstall_pkg
+	$(if $(__embtk_xinstall_xpkg_allvarset-y),
+		$(if $(__embtk_pkg_installed-y),,
+			$(Q)mkdir -p $(__embtk_pkg_builddir)
+			$(Q)$(call __embtk_install_pkg_make,$(1))
+			$(embtk_postinstallonce_$(pkgv))
+			$(call __embtk_wipeoutworkspace_pkg,$(1)))
+		$(embtk_postinstall_$(pkgv)),
+		$(call __embtk_install_paramsfailure,$(1)))
+endef
+
+#
+# A macro to install automatically a package, using autotools scripts, intended
+# to run on the host development machine.
+# Usage:
+# $(call embtk_install_hostpkg,package)
+#
+
+define __embtk_install_hostpkg
+	$(if $(__embtk_pkg_installed-y),,
+		$(Q)mkdir -p $(__embtk_pkg_builddir)
+		$(Q)$(call __embtk_install_hostpkg_make,$(1),autotools)
+		$(embtk_postinstallonce_$(pkgv))
+		$(call __embtk_wipeoutworkspace_pkg,$(1)))
+	$(embtk_postinstall_$(pkgv))
+endef
+define embtk_install_hostpkg
+	$(if $(__embtk_xinstall_xpkg_allvarset-y),
+		$(or $(embtk_install_$(pkgv)),$(call __embtk_install_hostpkg,$(1))),
+		$(call __embtk_install_paramsfailure,$(1)))
+endef
+
+#
+# A macro to install automatically a package, using simple Makefile and an
+# install target, intended to run on the host development machine.
+# Usage:
+# $(call embtk_makeinstall_hostpkg,package)
+#
+define embtk_makeinstall_hostpkg
+	$(if $(__embtk_xinstall_xpkg_allvarset-y),
+		$(if $(__embtk_pkg_installed-y),,
+			$(Q)mkdir -p $(__embtk_pkg_builddir)
+			$(Q)$(call __embtk_install_hostpkg_make,$(1))
+			$(embtk_postinstallonce_$(pkgv))
+			$(call __embtk_wipeoutworkspace_pkg,$(1)))
+		$(embtk_postinstall_$(pkgv)),
+		$(call __embtk_install_paramsfailure,$(1)))
+endef
+
+#
+# A wrapper macro for embtk_install_hostpkg and embtk_install_pkg, based on
+# package name (xxxx or xxxx_host).
+#
+define embtk_install_xpkg
+	$(call embtk_install_$(findstring host,$(1))pkg,$(1))
+endef
diff --git a/mk/pkg-macros/libtool.mk b/mk/pkg-macros/libtool.mk
new file mode 100644
index 0000000..029d934
--- /dev/null
+++ b/mk/pkg-macros/libtool.mk
@@ -0,0 +1,54 @@
+################################################################################
+# Embtoolkit
+# Copyright(C) 2014 Abdoulaye Walsimou GAYE.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+#
+# \file         libtool.mk
+# \brief	libtool.mk of Embtoolkit
+# \author       Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
+# \date         January 2014
+################################################################################
+
+#Macro to adapt libtool files (*.la) for cross compiling
+__ltlibdirold		= libdir='\/usr\/$(LIBDIR)\(.*\)'
+__ltlibdirnew		= libdir='$(embtk_sysroot)\/usr\/$(LIBDIR)\1'
+__lt_usr/lib		= $(embtk_space)\/usr\/$(LIBDIR)\/
+__lt_sysroot/usr/lib	= $(embtk_space)$(embtk_sysroot)\/usr\/$(LIBDIR)\/
+__lt_path		= $(addprefix $(embtk_sysroot)/usr/,$(or $(1),$(LIBDIR)))
+define __embtk_fix_libtool_files
+	__lt_las=$$(find $(__lt_path) -name '*.la');				\
+	for la in $$__lt_las; do						\
+		sed -e "s;$(__ltlibdirold);$(__ltlibdirnew);"			\
+			-e "s;$(__lt_usr/lib);$(__lt_sysroot/usr/lib);g"	\
+			 < $$la > $$la.new;					\
+		mv $$la.new $$la;						\
+	done
+endef
+libtool_files_adapt:
+	$(Q)$(call __embtk_fix_libtool_files)
+
+#A macro to remove rpath in packages that use libtool -rpath
+define __embtk_kill_lt_rpath
+	cd $(strip $(1));								\
+	LOCAL_LT_FILES=`find . -type f -name libtool`;					\
+	for i in $$LOCAL_LT_FILES; do							\
+		sed -e 's|^hardcode_libdir_flag_spec=.*|hardcode_libdir_flag_spec=""|g'	\
+			-e 's|^runpath_var=LD_RUN_PATH|runpath_var=DIE_RPATH_DIE|g'	\
+			< $$i > $$i.new;						\
+		mv $$i.new $$i;								\
+	done
+endef
diff --git a/mk/pkg-macros/pkg-config.mk b/mk/pkg-macros/pkg-config.mk
new file mode 100644
index 0000000..8fe591d
--- /dev/null
+++ b/mk/pkg-macros/pkg-config.mk
@@ -0,0 +1,63 @@
+################################################################################
+# Embtoolkit
+# Copyright(C) 2014 Abdoulaye Walsimou GAYE.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+#
+# \file         pkg-config.mk
+# \brief	pkg-config.mk of Embtoolkit
+# \author       Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
+# \date         January 2014
+################################################################################
+
+#
+# embtk_pkgconfig-libs:
+# A macro to get pkg-config libs entry for a target package
+# Usage: $(call embtk_pkgconfig_getlibs,pkgname)
+#
+define embtk_pkgconfig-libs
+	$(shell									\
+		PKG_CONFIG_PATH=$(EMBTK_PKG_CONFIG_PATH)			\
+		PKG_CONFIG_LIBDIR="$(EMBTK_PKG_CONFIG_LIBDIR)"			\
+		$(PKGCONFIG_BIN) $(strip $(1)) --libs)
+endef
+
+#
+# embtk_pkgconfig-cflags:
+# A macro to get pkg-config cflags entry for a target package
+# Usage: $(call embtk_pkgconfig_getcflags,pkgname)
+#
+define embtk_pkgconfig-cflags
+	$(shell									\
+		PKG_CONFIG_PATH=$(EMBTK_PKG_CONFIG_PATH)			\
+		PKG_CONFIG_LIBDIR="$(EMBTK_PKG_CONFIG_LIBDIR)"			\
+		$(PKGCONFIG_BIN) $(strip $(1)) --cflags)
+endef
+
+# Macro to adapt pkg-config files for cross compiling
+__pkgconfig_includedir	= includedir=$(embtk_sysroot)/usr/include
+__pkgconfig_prefix	= prefix=$(embtk_sysroot)/usr
+__pkgconfig_libdir	= libdir=$(embtk_sysroot)/usr/$(LIBDIR)
+define __embtk_fix_pkgconfig_files
+	__conf_files0=$$(find $(embtk_sysroot)/usr/$(LIBDIR)/pkgconfig -name *.pc);	\
+	__conf_files1=$$(find $(embtk_sysroot)/usr/share/pkgconfig -name *.pc);	\
+	for i in $$__conf_files0 $$__conf_files1; do				\
+		sed -e 's;prefix=.*;$(__pkgconfig_prefix);'			\
+		-e 's;includedir=$${prefix}/include;$(__pkgconfig_includedir);'	\
+		-e 's;libdir=.*;$(__pkgconfig_libdir);' < $$i > $$i.new;	\
+		mv $$i.new $$i;							\
+	done
+endef
diff --git a/mk/pkg-macros/vars.mk b/mk/pkg-macros/vars.mk
new file mode 100644
index 0000000..e434244
--- /dev/null
+++ b/mk/pkg-macros/vars.mk
@@ -0,0 +1,112 @@
+################################################################################
+# Embtoolkit
+# Copyright(C) 2014 Abdoulaye Walsimou GAYE.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+################################################################################
+#
+# \file         vars.mk
+# \brief	vars.mk of Embtoolkit
+# \author       Abdoulaye Walsimou GAYE <awg@embtoolkit.org>
+# \date         January 2014
+################################################################################
+
+#
+# Get passed package variables prefix and set some helpers macros.
+#
+embtk_ftp			:= ftp://ftp.embtoolkit.org/embtoolkit.org
+embtk_ftp/packages-mirror	:= $(embtk_ftp)/packages-mirror
+embtk_toolchain_use_llvm-y	:= $(or $(CONFIG_EMBTK_LLVM_ONLY_TOOLCHAIN),$(CONFIG_EMBTK_LLVM_DEFAULT_TOOLCHAIN))
+embtk_toolchain_has_llvm-y	:= $(or $(CONFIG_EMBTK_GCC_AND_LLVM_TOOLCHAIN),$(embtk_toolchain_use_llvm-y))
+
+PKGV				= $(call embtk_ucase,$(1))
+pkgv				= $(call embtk_lcase,$(1))
+__embtk_pkg_name		= $(or $(strip $($(PKGV)_NAME)),$(pkgv))
+__embtk_pkg_needpatch		= $(CONFIG_EMBTK_$(PKGV)_NEED_PATCH)
+__embtk_pkg_site		= $(strip $($(PKGV)_SITE))
+__embtk_patch_site		= $(embtk_ftp)
+__embtk_patch_url		= $(__embtk_patch_site)/$(__embtk_pkg_name)/$(__embtk_pkg_version)
+__embtk_pkg_patch_site		= $(strip $(or $($(PKGV)_PATCH_SITE),$(__embtk_patch_url)))
+__embtk_pkg_patch_f		= $(strip $(embtk_dldir))/$(__embtk_pkg_name)-$(__embtk_pkg_version).patch
+__embtk_pkg_mirror		= $(embtk_ftp/packages-mirror)
+__embtk_pkg_mirror1		= $(strip $($(PKGV)_MIRROR1))
+__embtk_pkg_mirror2		= $(strip $($(PKGV)_MIRROR2))
+__embtk_pkg_mirror3		= $(strip $($(PKGV)_MIRROR3))
+__embtk_pkg_package		= $(strip $($(PKGV)_PACKAGE))
+
+__embtk_pkg_refspec		= $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_REFSPEC))
+
+__embtk_pkg_usesvn		= $(if $(CONFIG_EMBTK_$(PKGV)_VERSION_SVN),svn)
+__embtk_pkg_svnsite		= $(or $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_SVN_SITE)),$(strip $($(PKGV)_SVN_SITE)))
+__embtk_pkg_svnbranch		= $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_SVN_BRANCH))
+__embtk_pkg_svnrev		= $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_SVN_REVISION))
+__embtk_pkg_localsvn		= $(strip $(if $(__embtk_pkg_usesvn),		\
+	$(EMBTK_ROOT)/src/$(__embtk_pkg_refspec)/$(__embtk_pkg_name)-$(notdir $(__embtk_pkg_svnbranch)).svn))
+
+__embtk_pkg_usegit		= $(if $(CONFIG_EMBTK_$(PKGV)_VERSION_GIT),git)
+__embtk_pkg_gitsite		= $(or $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_GIT_SITE)),$(strip $($(PKGV)_GIT_SITE)))
+__embtk_pkg_gitbranch		= $(or $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_GIT_BRANCH)),master)
+__embtk_pkg_gitrev		= $(or $(call __embtk_mk_uquote,$(CONFIG_EMBTK_$(PKGV)_GIT_REVISION)),HEAD)
+__embtk_pkg_localgit		= $(strip $(if $(__embtk_pkg_usegit),		\
+	$(EMBTK_ROOT)/src/$(__embtk_pkg_refspec)/$(__embtk_pkg_name).git))
+
+# FIXME: __embtk_pkg_versionsvn: hack for eglibc, should work just as git
+__embtk_pkg_versionsvn		= $(if $(__embtk_pkg_usesvn),$(or $(CONFIG_EMBTK_$(PKGV)_VERSION_STRING),$(__embtk_pkg_usesvn)))
+__embtk_pkg_version		= $(or $(__embtk_pkg_usegit),$(__embtk_pkg_versionsvn),$(strip $($(PKGV)_VERSION)))
+
+__embtk_pkg_package_f		= $(strip $(embtk_dldir))/$(__embtk_pkg_package)
+__embtk_pkg_srcdir		= $(or $(__embtk_pkg_localgit),$(__embtk_pkg_localsvn),$(patsubst %/,%,$(strip $($(PKGV)_SRC_DIR))))
+__embtk_pkg_builddir		= $(patsubst %/,%,$(strip $($(PKGV)_BUILD_DIR)))
+__embtk_pkg_nowipeworkspace	= $(strip $($(PKGV)_KEEP_SRC_DIR))
+# State dir: where build system stores package states: installed, patched, etc.
+__embtk_pkg_x0statedir		= $(if $(__embtk_pkg_builddir),$(dir $(__embtk_pkg_builddir)))
+#__embtk_pkg_hoststatedir	= $(if $(strip $(wildcard $(embtk_toolsb)/.embtk-$(__embtk_pkg_name)-$(pkgv))),$(embtk_toolsb))
+__embtk_pkg_targetstatedir	= $(if $(strip $(wildcard $(embtk_pkgb)/.embtk-$(__embtk_pkg_name)-$(pkgv))),$(embtk_pkgb))
+__embtk_pkg_gitstatedir		= $(dir $(wildcard $(EMBTK_ROOT)/src/*/$(__embtk_pkg_name).git))
+__embtk_pkg_svnstatedir		= $(dir $(wildcard $(EMBTK_ROOT)/src/*/$(__embtk_pkg_name)*.svn))
+__embtk_pkg_gitsvnstatedir	= $(or $(__embtk_pkg_gitstatedir),$(__embtk_pkg_svnstatedir))
+___embtk_pkg_statedir		= $(or $(__embtk_pkg_x0statedir),$(__embtk_pkg_targetstatedir),$(__embtk_pkg_hoststatedir),$(__embtk_pkg_gitsvnstatedir))
+__embtk_pkg_statedir		= $(if $(___embtk_pkg_statedir),$(___embtk_pkg_statedir)/.embtk-$(__embtk_pkg_name)-$(pkgv))
+
+__embtk_pkg_etc			= $(strip $($(PKGV)_ETC))
+__embtk_pkg_bins		= $(strip $($(PKGV)_BINS))
+__embtk_pkg_sbins		= $(strip $($(PKGV)_SBINS))
+__embtk_pkg_includes		= $(strip $($(PKGV)_INCLUDES))
+__embtk_pkg_libs		= $(strip $($(PKGV)_LIBS))
+__embtk_pkg_libexecs		= $(strip $($(PKGV)_LIBEXECS))
+__embtk_pkg_pkgconfigs		= $(strip $($(PKGV)_PKGCONFIGS))
+__embtk_pkg_shares		= $(strip $($(PKGV)_SHARES))
+
+__embtk_pkg_configureenv 	= $(strip $($(PKGV)_CONFIGURE_ENV))
+__embtk_pkg_setrpath		= $(strip $($(PKGV)_SET_RPATH))
+__embtk_pkg_configureopts	= $(strip $($(PKGV)_CONFIGURE_OPTS))
+__embtk_pkg_sysrootsuffix	= $(strip $($(PKGV)_SYSROOT_SUFFIX))
+__embtk_pkg_prefix		= $(strip $($(PKGV)_PREFIX))
+__embtk_pkg_destdir		= $(strip $($(PKGV)_DESTDIR))
+__embtk_pkg_nodestdir		= $(strip $($(PKGV)_NODESTDIR))
+__embtk_pkg_deps		= $(strip $($(PKGV)_DEPS))
+__embtk_pkg_depspkgv		= $(sort $(patsubst %_install,%,$(__embtk_pkg_deps)))
+___embtk_pkg_kconfigsname	= $(strip $(or $($(PKGV)_KCONFIGS_NAME),$(PKGV)))
+__embtk_pkg_kconfigsname	= $(patsubst %_HOST,%,$(___embtk_pkg_kconfigsname))
+__embtk_pkg_cflags		= $(strip $($(PKGV)_CFLAGS))
+__embtk_pkg_cppflags		= $(strip $($(PKGV)_CPPFLAGS))
+__embtk_pkg_cxxflags		= $(strip $($(PKGV)_CXXFLAGS))
+__embtk_pkg_ldflags		= $(strip $($(PKGV)_LDFLAGS))
+
+__embtk_pkg_makedirs		= $(strip $($(PKGV)_MAKE_DIRS))
+__embtk_pkg_makeenv		= $(strip $($(PKGV)_MAKE_ENV))
+__embtk_pkg_makeopts		= $(strip $($(PKGV)_MAKE_OPTS))
+__embtk_pkg_scanbuild-y		= $(and $(CONFIG_EMBTK_$(PKGV)_USE_SCANBUILD),$(embtk_toolchain_has_llvm-y))
+__embtk_pkg_scanbuild		= $(if $(__embtk_pkg_scanbuild-y),$(TARGETSCANBUILD) -o $(__embtk_pkg_srcdir)-scanbuild-results)