created skeleton.

47 files changed, 2235 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..796d153
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,11 @@
+*~
+*.o
+*.a
+*.so
+*.gch
+*.exe
+*.lib.a
+Makefile
+/bin
+/build
+/lib
diff --git a/Makefile.in b/Makefile.in
new file mode 100644
index 0000000..bae3699
--- /dev/null
+++ b/Makefile.in
@@ -0,0 +1,430 @@
+PACKAGE 		= @package@
+NICKNAME 		= @nickname@
+PROJECT_DIR 		= @project_dir@
+SOURCE_DIR 		= @source_dir@
+GIT_REFERENCE_INDEX	= @git_reference_index@
+CUSTOM_INSTALL_HEADERS  = @custom_install_headers@
+AVOID_VERSION		= @avoid_version@
+
+BUILD 			= @build@
+HOST 			= @host@
+TARGET 			= @target@
+ARCH 			= @arch@
+COMPILER 		= @compiler@
+TOOLCHAIN		= @toolchain@
+SYSROOT 		= @sysroot@
+CROSS_COMPILE 		= @cross_compile@
+SHELL 			= @shell@
+
+CFLAGS_COMMON 		= @cflags_common@
+CFLAGS_DEBUG 		= @cflags_debug@
+CFLAGS_CMDLINE 		= @cflags_cmdline@
+CFLAGS_CONFIG 		= @cflags_config@
+CFLAGS_SYSROOT 		= @cflags_sysroot@
+CFLAGS_OS		= @cflags_os@
+CFLAGS_SITE		= @cflags_site@
+CFLAGS_PATH 		= @cflags_path@
+CFLAGS_STRICT 		= @cflags_strict@
+CFLAGS_UTIL 		= @cflags_util@
+CFLAGS_LAST 		= @cflags_last@
+CFLAGS_ONCE 		= @cflags_once@
+
+LDFLAGS_COMMON 		= @ldflags_common@
+LDFLAGS_DEBUG 		= @ldflags_debug@
+LDFLAGS_CMDLINE 	= @ldflags_cmdline@
+LDFLAGS_CONFIG 		= @ldflags_config@
+LDFLAGS_SYSROOT 	= @ldflags_sysroot@
+LDFLAGS_PATH 		= @ldflags_path@
+LDFLAGS_STRICT 		= @ldflags_strict@
+LDFLAGS_UTIL 		= @ldflags_util@
+LDFLAGS_LAST 		= @ldflags_last@
+LDFLAGS_ONCE 		= @ldflags_once@
+
+PE_SUBSYSTEM 		= @pe_subsystem@
+PE_IMAGE_BASE 		= @pe_image_base@
+PE_CONFIG_DEFS  	= @pe_config_defs@
+
+ELF_EH_FRAME 		= @elf_eh_frame@
+ELF_HASH_STYLE 		= @elf_hash_style@
+ELF_CONFIG_DEFS 	= @elf_config_defs@
+
+PREFIX 			= @prefix@
+EXEC_PREFIX 		= @exec_prefix@
+BINDIR 			= @bindir@
+SBINDIR 		= @sbindir@
+LIBDIR 			= @libdir@
+INCLUDEDIR 		= @includedir@
+OLDINCLUDEDIR 		= @oldincludedir@
+MANDIR 			= @mandir@
+DOCDIR 			= @docdir@
+LIBEXECDIR 		= @libexecdir@
+
+SYSCONFDIR		= @sysconfdir@
+SHAREDSTATEDIR		= @sharedstatedir@
+LOCALSTATEDIR		= @localstatedir@
+RUNSTATEDIR		= @runstatedir@
+DATAROOTDIR		= @datarootdir@
+DATADIR			= @datadir@
+INFODIR			= @infodir@
+LOCALEDIR		= @localedir@
+HTMLDIR			= @htmldir@
+DVIDIR			= @dvidir@
+PDFDIR			= @pdfdir@
+PSDIR			= @psdir@
+
+NATIVE_CC 		= @native_cc@
+NATIVE_OS 		= @native_os@
+NATIVE_OS_BITS 		= @native_os_bits@
+NATIVE_OS_UNDERSCORE	= @native_os_underscore@
+
+USER_CC                 = @user_cc@
+USER_CPP                = @user_cpp@
+USER_CXX                = @user_cxx@
+
+ALL_SHARED              = @all_shared@
+ALL_STATIC              = @all_static@
+DISABLE_FRONTEND	= @disable_frontend@
+DISABLE_SHARED          = @disable_shared@
+DISABLE_STATIC          = @disable_static@
+
+all:
+install:
+shared:
+static:
+
+install-extras:
+install-app-extras:
+
+include $(PROJECT_DIR)/sysinfo/host/$(HOST).mk
+include $(PROJECT_DIR)/sysinfo/compiler/$(COMPILER).mk
+include $(PROJECT_DIR)/sysinfo/toolchain/$(TOOLCHAIN).mk
+include $(PROJECT_DIR)/sysinfo/os/$(OS).mk
+
+include $(PROJECT_DIR)/project/osforce.mk
+
+include $(PROJECT_DIR)/sofort/defs.mk
+include $(PROJECT_DIR)/sofort/version.mk
+include $(PROJECT_DIR)/sofort/custom.mk
+
+include $(PROJECT_DIR)/project/tree.mk
+include $(PROJECT_DIR)/project/depends.mk
+include $(PROJECT_DIR)/project/headers.mk
+include $(PROJECT_DIR)/project/common.mk
+include $(PROJECT_DIR)/project/arch.mk
+include $(PROJECT_DIR)/project/extras.mk
+include $(PROJECT_DIR)/project/overrides.mk
+
+
+
+$(APP_SRCS:%.c=%.o): CFLAGS_STATIC = $(CFLAGS_APP)
+
+src/%.lo: 	$(SOURCE_DIR)/src/%.c $(ALL_HEADERS) host.tag tree.tag
+		$(CC) -c -o $@ $< $(CFLAGS_SHARED)
+
+src/%.o: 	$(SOURCE_DIR)/src/%.c $(ALL_HEADERS) host.tag tree.tag
+		$(CC) -c -o $@ $< $(CFLAGS_STATIC)
+
+lib/%$(OS_LIB_SUFFIX)$(VER_XYZ):
+		$(CC) -shared -o $@ $^ $(LDFLAGS_SHARED)
+
+lib/%$(OS_ARCHIVE_EXT):
+		rm -f $@
+		$(AR) rcs $@ $^
+
+
+
+all:		package-shared package-static app
+
+install:	package-install-app
+install:	package-install-extras
+install:	install-libs
+
+app:		app-tag
+
+app.tag:
+		cp $(PACKAGE_APP) $(APP)
+		touch app.tag
+
+install-libs:	package-install-shared
+install-libs:	package-install-static
+
+install-headers-default:
+		mkdir -p $(DESTDIR)$(INCLUDEDIR)/$(PACKAGE)
+		cp $(API_HEADERS) $(DESTDIR)$(INCLUDEDIR)/$(PACKAGE)
+
+install-shared:	shared install-lib install-implib
+install-shared: package-install-soname package-install-solink
+install-shared: install-headers
+
+install-lib:	shared
+		mkdir -p $(DESTDIR)$(LIBDIR)
+		cp $(SHARED_LIB) $(DESTDIR)$(LIBDIR)
+
+install-static:	static install-headers
+		mkdir -p $(DESTDIR)$(LIBDIR)
+		cp $(STATIC_LIB) $(DESTDIR)$(LIBDIR)
+
+install-app:	app install-app-extras
+		mkdir -p $(DESTDIR)$(BINDIR)
+		cp $(APP) $(DESTDIR)$(BINDIR)
+
+install-static-app:	static-app install-app-extras
+			mkdir -p $(DESTDIR)$(BINDIR)
+			cp $(STATIC_APP) $(DESTDIR)$(BINDIR)/$(NICKNAME)$(OS_APP_SUFFIX)
+
+
+
+shared:		shared-lib implib
+shared:		package-shared-soname package-shared-solink
+
+static:		static-lib
+
+shared-lib:	shared-objs $(SHARED_LIB)
+
+shared-soname:	shared-lib $(SHARED_SONAME)
+
+shared-solink:	shared-lib $(SHARED_SOLINK)
+
+static-lib:	static-objs $(STATIC_LIB)
+
+
+
+default-app:	version.tag static-objs $(DEFAULT_APP)
+
+shared-app:	version.tag shared $(SHARED_APP)
+
+static-app:	version.tag static-objs $(STATIC_APP)
+
+
+
+shared-objs:	dirs $(SHARED_OBJS)
+
+static-objs:	dirs $(STATIC_OBJS)
+
+app-objs:	dirs $(APP_OBJS)
+
+
+
+$(SHARED_LIB):	$(SHARED_OBJS)
+
+$(STATIC_LIB):	$(STATIC_OBJS)
+
+$(APP):		$(PACKAGE_APP)
+
+$(DEFAULT_APP):	$(STATIC_OBJS) $(APP_OBJS)
+		rm -f app.tag
+		$(CC) -o $@ $^ $(LDFLAGS_APP)
+
+$(SHARED_APP):	$(SHARED_LIB) $(APP_OBJS)
+		rm -f app.tag
+		$(CC) -o $@ $(APP_OBJS) -l$(PACKAGE) $(LDFLAGS_SHARED)
+
+$(STATIC_APP):	$(STATIC_OBJS) $(APP_OBJS)
+		rm -f app.tag
+		$(CC) -static -o $@ $^ $(LDFLAGS_STATIC)
+
+
+dirs: 		dirs.tag
+
+dirs.tag:
+		mkdir -p bin
+		mkdir -p lib
+		touch dirs.tag
+
+host.tag:	Makefile
+		$(PROJECT_DIR)/sysinfo/host/host.sh --compiler="$(CC)" --cflags="$(CFLAGS)"
+		touch host.tag
+
+version.tag:	$(GIT_REFERENCE_INDEX)
+		$(PROJECT_DIR)/sysinfo/version.sh	\
+			-s $(SOURCE_DIR)		\
+			-o build/$(PACKAGE)_version.h	\
+			-p $(PACKAGE)
+		touch version.tag
+
+distclean:	clean
+		rm -f Makefile
+
+clean:		clean-implib
+		rm -f tree.tag
+		rm -f dirs.tag
+		rm -f host.tag
+		rm -f version.tag
+		rm -f app.tag
+		rm -f $(SHARED_OBJS)
+		rm -f $(STATIC_OBJS)
+		rm -f $(APP_OBJS)
+		rm -f $(SHARED_LIB)
+		rm -f $(SHARED_SONAME)
+		rm -f $(SHARED_SOLINK)
+		rm -f $(STATIC_LIB)
+		rm -f $(APP)
+		rm -f $(DEFAULT_APP)
+		rm -f $(SHARED_APP)
+		rm -f $(STATIC_APP)
+
+
+.display:	.display-project .display-env .display-tools .display-flags \
+		.display-pe .display-elf .display-dirs .display-build \
+		.display-config
+
+.conf:		PAGER ?= less
+.conf:
+		$(MAKE) .display | $(PAGER)
+
+.display-project:
+		@echo PACKAGE:'                '$(PACKAGE)
+		@echo NICKNAME:'               '$(NICKNAME)
+		@echo PROJECT_DIR:'            '$(PROJECT_DIR)
+		@echo SOURCE_DIR:'             '$(SOURCE_DIR)
+		@echo BUILD_DIR:'              '$(CURDIR)
+		@echo
+
+.display-env:
+		@echo BUILD:'                  '$(BUILD)
+		@echo HOST:'                   '$(HOST)
+		@echo TARGET:'                 '$(TARGET)
+		@echo ARCH:'                   '$(ARCH)
+		@echo COMPILER:'               '$(COMPILER)
+		@echo TOOLCHAIN:'              '$(TOOLCHAIN)
+		@echo SYSROOT:'                '$(SYSROOT)
+		@echo CROSS_COMPILE:'          '$(CROSS_COMPILE)
+		@echo SHELL:'                  '$(SHELL)
+		@echo
+
+.display-tools:
+		@echo CC:'                     '$(CC)
+		@echo CPP:'                    '$(CPP)
+		@echo CXX:'                    '$(CXX)
+		@echo
+		@echo AS:'                     '$(AS)
+		@echo AR:'                     '$(AR)
+		@echo LD:'                     '$(LD)
+		@echo NM:'                     '$(NM)
+		@echo OBJDUMP:'                '$(OBJDUMP)
+		@echo RANLIB:'                 '$(RANLIB)
+		@echo SIZE:'                   '$(SIZE)
+		@echo STRIP:'                  '$(STRIP)
+		@echo STRINGS:'                '$(STRINGS)
+		@echo
+		@echo ADDR2LINE:'              '$(ADDR2LINE)
+		@echo COV:'                    '$(COV)
+		@echo CXXFILT'                 '$(CXXFILT)
+		@echo ELFEDIT:'                '$(ELFEDIT)
+		@echo OBJCOPY:'                '$(OBJCOPY)
+		@echo READELF:'                '$(READELF)
+		@echo
+
+.display-flags:
+		@echo CFLAGS_COMMON:'          '$(CFLAGS_COMMON)
+		@echo CFLAGS_DEBUG:'           '$(CFLAGS_DEBUG)
+		@echo CFLAGS_VERSION:'         '$(CFLAGS_VERSION)
+		@echo CFLAGS_CMDLINE:'         '$(CFLAGS_CMDLINE)
+		@echo CFLAGS_CONFIG:'          '$(CFLAGS_CONFIG)
+		@echo CFLAGS_SYSROOT:'         '$(CFLAGS_SYSROOT)
+		@echo CFLAGS_OS:'              '$(CFLAGS_OS)
+		@echo CFLAGS_SITE:'            '$(CFLAGS_SITE)
+		@echo CFLAGS_PATH:'            '$(CFLAGS_PATH)
+		@echo CFLAGS_STRICT:'          '$(CFLAGS_STRICT)
+		@echo CFLAGS_UTIL:'            '$(CFLAGS_UTIL)
+		@echo CFLAGS_LAST:'            '$(CFLAGS_LAST)
+		@echo CFLAGS_ONCE:'            '$(CFLAGS_ONCE)
+		@echo
+		@echo LDFLAGS_COMMON:'         '$(LDFLAGS_COMMON)
+		@echo LDFLAGS_DEBUG:'          '$(LDFLAGS_DEBUG)
+		@echo LDFLAGS_CMDLINE:'        '$(LDFLAGS_CMDLINE)
+		@echo LDFLAGS_CONFIG:'         '$(LDFLAGS_CONFIG)
+		@echo LDFLAGS_SYSROOT:'        '$(LDFLAGS_SYSROOT)
+		@echo LDFLAGS_PATH:'           '$(LDFLAGS_PATH)
+		@echo LDFLAGS_STRICT:'         '$(LDFLAGS_STRICT)
+		@echo LDFLAGS_UTIL:'           '$(LDFLAGS_UTIL)
+		@echo LDFLAGS_LAST:'           '$(LDFLAGS_LAST)
+		@echo LDFLAGS_ONCE:'           '$(LDFLAGS_ONCE)
+		@echo
+
+.display-pe:
+		@echo PE_SUBSYSTEM:'           '$(PE_SUBSYSTEM)
+		@echo PE_IMAGE_BASE:'          '$(PE_IMAGE_BASE)
+		@echo PE_CONFIG_DEFS:'         '$(PE_CONFIG_DEFS)
+		@echo
+
+.display-elf:
+		@echo ELF_EH_FRAME:'           '$(ELF_EH_FRAME)
+		@echo ELF_HASH_STYLE:'         '$(ELF_HASH_STYLE)
+		@echo ELF_CONFIG_DEFS:'        '$(ELF_CONFIG_DEFS)
+		@echo
+
+.display-dirs:
+		@echo PREFIX:'                 '$(PREFIX)
+		@echo EXEC_PREFIX:'            '$(EXEC_PREFIX)
+		@echo BINDIR:'                 '$(BINDIR)
+		@echo SBINDIR:'                '$(SBINDIR)
+		@echo LIBDIR:'                 '$(LIBDIR)
+		@echo INCLUDEDIR:'             '$(INCLUDEDIR)
+		@echo OLDINCLUDEDIR:'          '$(OLDINCLUDEDIR)
+		@echo MANDIR:'                 '$(MANDIR)
+		@echo DOCDIR:'                 '$(DOCDIR)
+		@echo LIBEXECDIR:'             '$(LIBEXECDIR)
+		@echo
+
+.display-exdirs:
+		@echo SYSCONFDIR'              '$(SYSCONFDIR)
+		@echo SHAREDSTATEDIR'          '$(SHAREDSTATEDIR)
+		@echo LOCALSTATEDIR'           '$(LOCALSTATEDIR)
+		@echo RUNSTATEDIR'             '$(RUNSTATEDIR)
+		@echo DATAROOTDIR'             '$(DATAROOTDIR)
+		@echo DATADIR'                 '$(DATADIR)
+		@echo INFODIR'                 '$(INFODIR)
+		@echo LOCALEDIR'               '$(LOCALEDIR)
+		@echo HTMLDIR'                 '$(HTMLDIR)
+		@echo DVIDIR'                  '$(DVIDIR)
+		@echo PDFDIR'                  '$(PDFDIR)
+		@echo PSDIR'                   '$(PSDIR)
+
+.display-build:
+		@echo NATIVE_CC:'              '$(NATIVE_CC)
+		@echo NATIVE_OS:'              '$(NATIVE_OS)
+		@echo NATIVE_OS_BITS:'         '$(NATIVE_OS_BITS)
+		@echo NATIVE_OS_UNDERSCORE:'   '$(NATIVE_OS_UNDERSCORE)
+		@echo
+		@echo USER_CC:'                '$(USER_CC)
+		@echo USER_CPP:'               '$(USER_CPP)
+		@echo USER_CXX:'               '$(USER_CXX)
+		@echo
+
+.display-config:
+		@echo ALL_SHARED:'             '$(ALL_SHARED)
+		@echo ALL_STATIC:'             '$(ALL_STATIC)
+		@echo DISABLE_FRONTEND:'       '$(DISABLE_FRONTEND)
+		@echo DISABLE_SHARED:'         '$(DISABLE_SHARED)
+		@echo DISABLE_STATIC:'         '$(DISABLE_STATIC)
+
+.display-host:
+		@$(CC) $(CFLAGS) -dumpmachine
+
+.display-cc:
+		@echo $(CC)
+
+.display-cflags:
+		@echo $(CFLAGS)
+
+
+.PHONY:		all install shared static app \
+		package-app \
+		shared-objs shared-lib \
+		shared-soname shared-solink \
+		package-shared-soname package-shared-solink \
+		static-objs static-lib \
+		default-app shared-app static-app \
+		install-shared install-static \
+		install-soname install-solink \
+		package-install-soname package-install-solink \
+		install-headers install-app \
+		install-headers-default install-headers-custom \
+		clean distclean clean-implib version \
+		.display .conf \
+		.display-project .display-env .display-tools .display-flags \
+		.display-pe .display-elf .display-dirs .display-build \
+		implib implib-ver implib-soname implib-solink \
+		install-implib install-implib-ver \
+		install-implib-soname install-implib-solink
diff --git a/config.project b/config.project
new file mode 100644
index 0000000..b186e03
--- /dev/null
+++ b/config.project
@@ -0,0 +1,60 @@
+# project
+mb_package=u16ports
+mb_require_out_of_tree=no
+mb_custom_install_headers=no
+mb_avoid_version=no
+
+
+# build
+mb_default_build=
+mb_default_host=
+mb_default_target=
+mb_default_arch=
+mb_default_compiler=
+mb_default_toolchain=
+mb_default_sysroot=
+mb_default_cross_compile=
+mb_default_shell=sh
+
+
+# switches
+mb_default_cflags_common="-std=c99 -D_XOPEN_SOURCE=700"
+mb_default_cflags_common="$mb_default_cflags_common -I\$(SOURCE_DIR)/include"
+mb_default_cflags_common="$mb_default_cflags_common -Ibuild"
+
+mb_default_cflags_debug=
+mb_default_cflags_cmdline=
+mb_default_cflags_config=
+mb_default_cflags_sysroot=
+mb_default_cflags_path=
+mb_default_cflags_strict=
+mb_default_cflags_util=
+mb_default_cflags_last=
+mb_default_cflags_once=
+
+mb_default_ldflags_common="-Llib"
+mb_default_ldflags_debug=
+mb_default_ldflags_cmdline=
+mb_default_ldflags_config=
+mb_default_ldflags_sysroot=
+mb_default_ldflags_path=
+mb_default_ldflags_strict=
+mb_default_ldflags_util=
+mb_default_ldflags_last=
+mb_default_ldflags_once=
+
+mb_default_pe_subsystem=windows
+mb_default_pe_image_base=
+mb_default_pe_config_defs=
+
+mb_default_elf_eh_frame=
+mb_default_elf_hash_style=
+mb_default_elf_config_defs=
+
+
+# config
+mb_all_static=
+mb_all_shared=
+mb_disable_frontend=yes
+mb_disable_static=
+mb_disable_shared=
diff --git a/config.usage b/config.usage
new file mode 100644
index 0000000..ffc327c
--- /dev/null
+++ b/config.usage
@@ -0,0 +1,140 @@
+configure: a skinny configuration script.
+
+supported switches:
+-------------------
+	--help
+
+	--nickname
+	--avoid-version
+	--source-dir
+
+	--prefix
+	--exec-prefix
+	--bindir
+	--sbindir
+	--libdir
+	--includedir
+	--oldincludedir
+	--mandir
+	--docdir
+	--libexecdir
+
+	--sysconfdir
+	--sharedstatedir
+	--localstatedir
+	--runstatedir
+	--datarootdir
+	--datadir
+	--infodir
+	--localedir
+	--htmldir
+	--dvidir
+	--pdfdir
+	--psdir
+
+	--build
+	--host
+	--target
+	--arch
+	--compiler
+	--toolchain
+	--sysroot
+	--cross-compile
+	--shell
+	--debug
+
+	--strict
+	--ccstrict
+	--ldstrict
+
+	--all-static
+	--all-shared
+	--enable-static
+	--enable-shared
+	--disable-static
+	--disable-shared
+
+	--enable-app
+	--enable-frontend
+	--disable-app
+	--disable-frontend
+
+
+supported variables:
+--------------------
+	NICKNAME
+	SOURCE_DIR
+
+	PREFIX
+	EXEC_PREFIX
+	BINDIR
+	SBINDIR
+	LIBDIR
+	INCLUDEDIR
+	MANDIR
+	DOCDIR
+	LIBEXECDIR
+
+	SYSCONFDIR
+	SHAREDSTATEDIR
+	LOCALSTATEDIR
+	RUNSTATEDIR
+	DATAROOTDIR
+	DATADIR
+	INFODIR
+	LOCALEDIR
+	HTMLDIR
+	DVIDIR
+	PDFDIR
+	PSDIR
+
+	CC
+	CPP
+	CXX
+
+	BUILD
+	HOST
+	TARGET
+	ARCH
+	COMPILER
+	TOOLCHAIN
+	SYSROOT
+	CROSS_COMPILE
+	SHELL
+
+	CFLAGS
+	CFLAGS_DEBUG
+	CFLAGS_COMMON
+	CFLAGS_CMDLINE
+	CFLAGS_CONFIG
+	CFLAGS_SYSROOT
+	CFLAGS_PATH
+	CFLAGS_STRICT
+	CFLAGS_UTIL
+	CFLAGS_LAST
+	CFLAGS_ONCE
+
+	LDFLAGS
+	LDFLAGS_DEBUG
+	LDFLAGS_COMMON
+	LDFLAGS_CMDLINE
+	LDFLAGS_CONFIG
+	LDFLAGS_SYSROOT
+	LDFLAGS_PATH
+	LDFLAGS_STRICT
+	LDFLAGS_UTIL
+	LDFLAGS_LAST
+	LDFLAGS_ONCE
+
+	PE_SUBSYSTEM
+	PE_IMAGE_BASE
+	PE_CONFIG_DEFS
+
+	ELF_EH_FRAME
+	ELF_HASH_STYLE
+	ELF_CONFIG_DEFS
+
+	NATIVE_CC
+	NATIVE_OS
+	NATIVE_OS_BITS
+	NATIVE_OS_UNDERSCORE
diff --git a/configure b/configure
new file mode 100755
index 0000000..dbe5e08
--- /dev/null
+++ b/configure
@@ -0,0 +1,758 @@
+#!/bin/sh
+# we are no longer lazy.
+
+# this script respects both CFLAGS and CFLAGS_CMDLINE,
+# as well as both LDFLAGS and LDFLAGS_CMDLINE, however
+# the latter variable of each pair should be preferred.
+
+usage()
+{
+	cat "$mb_project_dir"/config.usage
+	exit $?
+}
+
+error_msg()
+{
+	echo "$@" >&2
+}
+
+warning_msg()
+{
+	echo "$@" >&2
+}
+
+
+init_vars()
+{
+	mb_project_dir=$(cd `dirname $0` ; pwd)
+	mb_pwd=`pwd`
+
+	if [ -z "$mb_config" ]; then
+		. $mb_project_dir/config.project || exit 2
+	else
+		. "$mb_config" || exit 2
+	fi
+
+	# project
+	mb_nickname=$NICKNAME
+	mb_source_dir=$SOURCE_DIR
+
+	# dirs
+	mb_prefix=$PREFIX
+	mb_exec_prefix=$EXEC_PREFIX
+	mb_bindir=$BINDIR
+	mb_sbindir=$SBINDIR
+	mb_libdir=$LIBDIR
+	mb_includedir=$INCLUDEDIR
+	mb_oldincludedir=$OLDINCLUDEDIR
+	mb_mandir=$MANDIR
+	mb_docdir=$DOCDIR
+	mb_libexecdir=$LIBEXECDIR
+
+	mb_sysconfdir=$SYSCONFDIR
+	mb_sharedstatedir=$SHAREDSTATEDIR
+	mb_localstatedir=$LOCALSTATEDIR
+	mb_runstatedir=$RUNSTATEDIR
+	mb_datarootdir=$DATAROOTDIR
+	mb_datadir=$DATADIR
+	mb_infodir=$INFODIR
+	mb_localedir=$LOCALEDIR
+	mb_htmldir=$HTMLDIR
+	mb_dvidir=$DVIDIR
+	mb_pdfdir=$PDFDIR
+	mb_psdir=$PSDIR
+
+
+	# build
+	mb_build=$BUILD
+	mb_host=$HOST
+	mb_target=$TARGET
+	mb_arch=$ARCH
+	mb_compiler=$COMPILER
+	mb_toolchain=$TOOLCHAIN
+	mb_sysroot=$SYSROOT
+	mb_cross_compile=$CROSS_COMPILE
+	mb_shell=$SHELL
+
+	# switches
+	mb_cflags=$CFLAGS
+	mb_cflags_debug=$CFLAGS_DEBUG
+	mb_cflags_common=$CFLAGS_COMMON
+	mb_cflags_cmdline=$CFLAGS_CMDLINE
+	mb_cflags_config=$CFLAGS_CONFIG
+	mb_cflags_sysroot=$CFLAGS_SYSROOT
+	mb_cflags_os=$CFLAGS_OS
+	mb_cflags_site=$CFLAGS_SITE
+	mb_cflags_path=$CFLAGS_PATH
+	mb_cflags_strict=$CFLAGS_STRICT
+	mb_cflags_util=$CFLAGS_UTIL
+	mb_cflags_last=$CFLAGS_LAST
+	mb_cflags_once=$CFLAGS_ONCE
+
+	mb_ldflags=$LDFLAGS
+	mb_ldflags_debug=$LDFLAGS_DEBUG
+	mb_ldflags_common=$LDFLAGS_COMMON
+	mb_ldflags_cmdline=$LDFLAGS_CMDLINE
+	mb_ldflags_config=$LDFLAGS_CONFIG
+	mb_ldflags_sysroot=$LDFLAGS_SYSROOT
+	mb_ldflags_path=$LDFLAGS_PATH
+	mb_ldflags_strict=$LDFLAGS_STRICT
+	mb_ldflags_util=$LDFLAGS_UTIL
+	mb_ldflags_last=$LDFLAGS_LAST
+	mb_ldflags_once=$LDFLAGS_ONCE
+
+	mb_pe_subsystem=$PE_SUBSYSTEM
+	mb_pe_image_base=$PE_IMAGE_BASE
+	mb_pe_config_defs=$PE_CONFIG_DEFS
+
+	mb_elf_eh_frame=$ELF_EH_FRAME
+	mb_elf_hash_style=$ELF_HASH_STYLE
+	mb_elf_config_defs=$ELF_CONFIG_DEFS
+
+	# overrides
+	mb_native_cc=$NATIVE_CC
+	mb_native_os=$NATIVE_OS
+	mb_native_os_bits=$NATIVE_OS_BITS
+	mb_native_os_underscore=$NATIVE_OS_UNDERSCORE
+
+	mb_user_cc=$CC
+	mb_user_cpp=$CPP
+	mb_user_cxx=$CXX
+}
+
+
+verify_build_directory()
+{
+	if [ "$mb_project_dir" = "$mb_pwd" ]; then
+		if [ "$mb_require_out_of_tree" = yes ]; then
+			error_msg "$mb_package: out-of-tree builds are required."
+			error_msg "please invoke configure again from a clean build directory."
+			exit 2
+		else
+			mb_project_dir='.'
+		fi
+	fi
+}
+
+
+verify_source_directory()
+{
+	if [ -z "$mb_source_dir" ]; then
+		if [ "$mb_require_source_dir" = yes ]; then
+			error_msg "$mb_package: specifying an external source directory is required."
+			error_msg "you can set the source directory either via --source-dir=<path>,"
+			error_msg "or by setting the SOURCE_DIR variable."
+			exit 2
+		fi
+	fi
+}
+
+
+common_defaults()
+{
+	# git
+	if [ -n "$mb_source_dir" ]; then
+		if [ -d "$mb_source_dir/.git" ]; then
+			mb_git_reference_index="\$(SOURCE_DIR)/.git/index"
+		fi
+	elif [ -d "$mb_project_dir/.git" ]; then
+		mb_git_reference_index="\$(PROJECT_DIR)/.git/index"
+	fi
+
+	# project
+	[ -z "$mb_nickname" ] 		&& mb_nickname=$mb_package
+	[ -z "$mb_source_dir" ] 	&& mb_source_dir=$mb_project_dir
+	[ -z "$mb_avoid_version" ] 	&& mb_avoid_version='no'
+
+	# dirs
+	[ -z "$mb_prefix" ] 		&& [ -z "$mb_prefix_set" ] \
+					&& mb_prefix='/usr/local'
+
+	[ -z "$mb_exec_prefix" ] 	&& [ -z "$mb_exec_prefix_set" ]	\
+					&& mb_exec_prefix=$mb_prefix
+
+	[ -z "$mb_bindir" ] 		&& mb_bindir=$mb_exec_prefix/bin
+	[ -z "$mb_sbindir" ] 		&& mb_sbindir=$mb_exec_prefix/sbin
+	[ -z "$mb_libdir" ] 		&& mb_libdir=$mb_exec_prefix/lib
+	[ -z "$mb_includedir" ]		&& mb_includedir=$mb_prefix/include
+	[ -z "$mb_oldincludedir" ]	&& mb_oldincludedir=$mb_prefix/include
+	[ -z "$mb_datarootdir" ] 	&& mb_datarootdir=$mb_prefix/share
+	[ -z "$mb_mandir" ] 		&& mb_mandir=$mb_datarootdir/man
+	[ -z "$mb_docdir" ] 		&& mb_docdir=$mb_datarootdir/doc
+	[ -z "$mb_libexecdir" ]		&& mb_libexecdir=$mb_exec_prefix/libexec
+
+	[ -z "$mb_sysconfdir" ] 	&& mb_sysconfdir=$mb_exec_prefix/etc
+	[ -z "$mb_sharedstatedir" ] 	&& mb_sharedstatedir=$mb_prefix/com
+	[ -z "$mb_localstatedir" ] 	&& mb_localstatedir=$mb_prefix/var
+	[ -z "$mb_runstatedir" ] 	&& mb_runstatedir=$mb_localstatedir/run
+	[ -z "$mb_datarootdir" ] 	&& mb_datarootdir=$mb_prefix/share
+	[ -z "$mb_datadir" ] 		&& mb_datadir=$mb_datarootdir
+	[ -z "$mb_infodir" ] 		&& mb_infodir=$mb_datarootdir/info
+	[ -z "$mb_localedir" ] 		&& mb_localedir=$mb_datarootdir/locale
+	[ -z "$mb_htmldir" ] 		&& mb_htmldir=$mb_docdir
+	[ -z "$mb_dvidir" ] 		&& mb_dvidir=$mb_docdir
+	[ -z "$mb_pdfdir" ] 		&& mb_pdfdir=$mb_docdir
+	[ -z "$mb_psdir" ] 		&& mb_psdir=$mb_docdir
+
+
+	# build
+	[ -z "$mb_build" ] 		&& mb_build=$mb_default_build
+	[ -z "$mb_host" ] 		&& mb_host=$mb_default_host
+	[ -z "$mb_target" ] 		&& mb_target=$mb_default_target
+	[ -z "$mb_arch" ] 		&& mb_arch=$mb_default_arch
+	[ -z "$mb_compiler" ] 		&& mb_compiler=$mb_default_compiler
+	[ -z "$mb_toolchain" ] 		&& mb_toolchain=$mb_default_toolchain
+	[ -z "$mb_sysroot" ] 		&& mb_sysroot=$mb_default_sysroot
+	[ -z "$mb_cross_compile" ] 	&& mb_cross_compile=$mb_default_cross_compile
+	[ -z "$mb_shell" ] 		&& mb_shell=$mb_default_shell
+
+	# switches
+	[ -z "$mb_cflags_debug" ]	&& mb_cflags_debug=$mb_default_cflags_debug
+	[ -z "$mb_cflags_common" ]	&& mb_cflags_common=$mb_default_cflags_common
+	[ -z "$mb_cflags_cmdline" ]	&& mb_cflags_cmdline=$mb_default_cflags_cmdline
+	[ -z "$mb_cflags_config" ]	&& mb_cflags_config=$mb_default_cflags_config
+	[ -z "$mb_cflags_sysroot" ]	&& mb_cflags_sysroot=$mb_default_cflags_sysroot
+	[ -z "$mb_cflags_os" ]		&& mb_cflags_os=$mb_default_cflags_os
+	[ -z "$mb_cflags_site" ]	&& mb_cflags_site=$mb_default_cflags_site
+	[ -z "$mb_cflags_path" ]	&& mb_cflags_path=$mb_default_cflags_path
+	[ -z "$mb_cflags_strict" ]	&& mb_cflags_strict=$mb_default_cflags_strict
+	[ -z "$mb_cflags_util" ]	&& mb_cflags_util=$mb_default_cflags_util
+	[ -z "$mb_cflags_last" ]	&& mb_cflags_last=$mb_default_cflags_last
+	[ -z "$mb_cflags_once" ]	&& mb_cflags_once=$mb_default_cflags_once
+
+	[ -z "$mb_ldflags_debug" ]	&& mb_ldflags_debug=$mb_default_ldflags_debug
+	[ -z "$mb_ldflags_common" ]	&& mb_ldflags_common=$mb_default_ldflags_common
+	[ -z "$mb_ldflags_cmdline" ]	&& mb_ldflags_cmdline=$mb_default_ldflags_cmdline
+	[ -z "$mb_ldflags_config" ]	&& mb_ldflags_config=$mb_default_ldflags_config
+	[ -z "$mb_ldflags_sysroot" ]	&& mb_ldflags_sysroot=$mb_default_ldflags_sysroot
+	[ -z "$mb_ldflags_path" ]	&& mb_ldflags_path=$mb_default_ldflags_path
+	[ -z "$mb_ldflags_strict" ]	&& mb_ldflags_strict=$mb_default_ldflags_strict
+	[ -z "$mb_ldflags_util" ]	&& mb_ldflags_util=$mb_default_ldflags_util
+	[ -z "$mb_ldflags_last" ]	&& mb_ldflags_last=$mb_default_ldflags_last
+	[ -z "$mb_ldflags_once" ]	&& mb_ldflags_once=$mb_default_ldflags_once
+
+	[ -z "$mb_pe_subsystem" ]	&& mb_pe_subsystem=$mb_default_pe_subsystem
+	[ -z "$mb_pe_image_base" ]	&& mb_pe_image_base=$mb_default_pe_image_base
+	[ -z "$mb_pe_config_defs" ]	&& mb_pe_config_defs=$mb_default_pe_config_defs
+
+	[ -z "$mb_elf_eh_frame" ]	&& mb_elf_eh_frame=$mb_default_elf_eh_frame
+	[ -z "$mb_elf_hash_style" ]	&& mb_elf_hash_style=$mb_default_elf_hash_style
+	[ -z "$mb_elf_config_defs" ]	&& mb_elf_config_defs=$mb_default_elf_config_defs
+
+	# config
+	[ -z "$mb_all_static" ]		&& mb_all_static='no'
+	[ -z "$mb_all_shared" ]		&& mb_all_shared='no'
+	[ -z "$mb_disable_frontend" ]	&& mb_disable_frontend='no'
+	[ -z "$mb_disable_static" ]	&& mb_disable_static='no'
+	[ -z "$mb_disable_shared" ]	&& mb_disable_shared='no'
+
+	# host/target
+	[ -z "$mb_host" ] 		&& mb_host=$mb_target
+	[ -z "$mb_target" ] 		&& mb_target=$mb_host
+
+	# sysroot
+	if [ -n "$mb_sysroot" ]; then
+		if [ -z "$mb_cflags_sysroot" ]; then
+			mb_cflags_sysroot="--sysroot=$mb_sysroot"
+		fi
+
+		if [ -z "$mb_ldflags_sysroot" ]; then
+			mb_ldflags_sysroot="--sysroot=$mb_sysroot"
+		fi
+	fi
+
+	# debug
+	if [ "$mb_debug" = yes ]; then
+		if [ -z "$mb_cflags_debug" ]; then
+			mb_cflags_debug='-g3 -O0'
+		fi
+	fi
+
+	# compiler
+	if [ -n "$mb_compiler" ]; then
+		if [ -z "$mb_native_cc" ]; then
+			mb_native_cc=$mb_compiler
+		fi
+	fi
+
+	# toolchain
+	if [ -z "$mb_toolchain" ]; then
+		mb_toolchain='binutils'
+	fi
+
+	# fallback host recipe
+	if [ -n "$mb_host" ]; then
+		if ! [ -f $mb_project_dir/sysinfo/host/$mb_host.mk ]; then
+			if [ -z "$mb_cross_compile" ]; then
+				mb_cross_compile=$mb_host-
+			fi
+
+			mb_host='any-host';
+		fi
+	fi
+
+	# fallback compiler recipe
+	if [ -n "$mb_compiler" ]; then
+		if ! [ -f $mb_project_dir/sysinfo/compiler/$mb_compiler.mk ]; then
+			mb_compiler='any-compiler'
+		fi
+	fi
+}
+
+
+native_defaults()
+{
+	# CC (when set, must be valid)
+	if [ -n "$CC" ]; then
+		$CC -dM -E - < /dev/null > /dev/null || exit 2
+	fi
+
+	# compiler
+	[ -z "$mb_native_cc" ] && mb_native_cc=$CC
+	[ -z "$mb_native_cc" ] && mb_native_cc='cc'
+	$mb_native_cc -dM -E - < /dev/null > /dev/null 2>/dev/null || mb_native_cc=
+
+	[ -z "$mb_native_cc" ] && mb_native_cc='gcc'
+	$mb_native_cc -dM -E - < /dev/null > /dev/null 2>/dev/null || mb_native_cc=
+
+	[ -z "$mb_native_cc" ] && mb_native_cc='clang'
+	$mb_native_cc -dM -E - < /dev/null > /dev/null 2>/dev/null || mb_native_cc=
+
+	[ -z "$mb_native_cc" ] && mb_native_cc='cparser'
+	$mb_native_cc -dM -E - < /dev/null > /dev/null 2>/dev/null || mb_native_cc=
+
+	if [ -z "$mb_native_cc" ]; then
+		echo "configure: info: could not find a working native compiler."
+		mb_native_cc='false'
+	fi
+
+	if [ -z "$mb_compiler" ]; then
+		$mb_native_cc -dM -E - < /dev/null | grep -q '__clang__' && mb_compiler='clang'
+	fi
+
+	if [ -z "$mb_compiler" ]; then
+		$mb_native_cc -dM -E - < /dev/null | grep -q '__GCC' && mb_compiler='gcc'
+	fi
+
+	if [ -z "$mb_compiler" ]; then
+		$mb_native_cc -dM -E - < /dev/null | grep -q "^gcc" && mb_compiler='gcc'
+	fi
+
+	if [ -z "$mb_compiler" ]; then
+		$mb_native_cc -dM -E - < /dev/null | grep -q '__CPARSER__' && mb_compiler='cparser'
+	fi
+
+	if [ -z "$mb_compiler" ]; then
+		echo "configure: info: could not identify the native compiler."
+		mb_compiler='any-compiler'
+	fi
+
+
+	# host
+	if [ -z "$mb_host" ]; then
+		mb_host='native'
+	fi
+
+
+	# target
+	if [ -z "$mb_target" ]; then
+		mb_target='native'
+	fi
+
+
+	# os
+	if [ -z "$mb_native_os" ]; then
+		mb_native_os=`uname | tr '[:upper:]' '[:lower:]'`
+	fi
+
+	mb_native_os_sizeof_pointer=`$mb_native_cc -dM -E - < /dev/null \
+			| awk '$2 == "__SIZEOF_POINTER__" { print $3 }'`
+
+	mb_native_os_bits=$((8 * ${mb_native_os_sizeof_pointer:-0}))
+
+	if [ $mb_native_os_bits = 32 ]; then
+		mb_native_os_underscore='_'
+	else
+		mb_native_os_underscore=''
+	fi
+
+	if [ -z "$mb_native_os_sizeof_pointer" ]; then
+		warning_msg "config error: could not determine size of pointer on native system."
+	fi
+
+	# grumpily support crooked uname output
+	if ! [ -f $mb_project_dir/sysinfo/os/$mb_native_os.mk ]; then
+		mb_native_os=`echo $mb_native_os | cut -d'_' -f1`
+	fi
+
+	# fallback os recipe
+	if ! [ -f $mb_project_dir/sysinfo/os/$mb_native_os.mk ]; then
+		mb_native_os='any-os';
+	fi
+}
+
+
+cross_defaults()
+{
+	if [ -z "$mb_cross_compile" ] && [ "$mb_host" != native ]; then
+		mb_cross_compile=$mb_host'-'
+	fi
+}
+
+
+config_flags()
+{
+	mb_ldflags_tmp=" $mb_ldflags "
+	mb_ldflags_libs=`echo "$mb_ldflags_tmp" | sed 's/ -static / /g'`
+
+	if [ "$mb_ldflags_tmp" != "$mb_ldflags_libs" ]; then
+		mb_ldflags="$mb_ldflags_libs"
+		mb_ldflags_util="$mb_ldflags_util -static"
+	fi
+
+	# ccstrict
+	if [ "$mb_ccstrict" = 'yes' ]; then
+		mb_cflags_strict='-Wall -Werror -Wextra -Wundef'
+	fi
+
+	# ldstrict
+	if [ "$mb_ldstrict" = 'yes' ]; then
+		mb_ldflags_strict='-Wl,--no-undefined'
+	fi
+}
+
+
+config_copy()
+{
+	sed 		-e 's^@package@^'"$mb_package"'^g' 				\
+			-e 's^@nickname@^'"$mb_nickname"'^g'				\
+			-e 's^@project_dir@^'"$mb_project_dir"'^g'			\
+			-e 's^@source_dir@^'"$mb_source_dir"'^g'			\
+			-e 's^@git_reference_index@^'"$mb_git_reference_index"'^g'	\
+			-e 's^@custom_install_headers@^'"$mb_custom_install_headers"'^g' \
+			-e 's^@avoid_version@^'"$mb_avoid_version"'^g'			\
+											\
+			-e 's^@build@^'"$mb_build"'^g'					\
+			-e 's^@host@^'"$mb_host"'^g'					\
+			-e 's^@target@^'"$mb_target"'^g'				\
+			-e 's^@arch@^'"$mb_arch"'^g'					\
+			-e 's^@compiler@^'"$mb_compiler"'^g'				\
+			-e 's^@toolchain@^'"$mb_toolchain"'^g'				\
+			-e 's^@sysroot@^'"$mb_sysroot"'^g'				\
+			-e 's^@cross_compile@^'"$mb_cross_compile"'^g'			\
+			-e 's^@shell@^'"$mb_shell"'^g'					\
+											\
+			-e 's^@cflags@^'"$mb_cflags"'^g'				\
+			-e 's^@cflags_debug@^'"$mb_cflags_debug"'^g'			\
+			-e 's^@cflags_common@^'"$mb_cflags_common"'^g'			\
+			-e 's^@cflags_cmdline@^'"$mb_cflags $mb_cflags_cmdline"'^g'	\
+			-e 's^@cflags_config@^'"$mb_cflags_config"'^g'			\
+			-e 's^@cflags_sysroot@^'"$mb_cflags_sysroot"'^g'		\
+			-e 's^@cflags_os@^'"$mb_cflags_os"'^g'				\
+			-e 's^@cflags_site@^'"$mb_cflags_site"'^g'			\
+			-e 's^@cflags_path@^'"$mb_cflags_path"'^g'			\
+			-e 's^@cflags_strict@^'"$mb_cflags_strict"'^g'			\
+			-e 's^@cflags_util@^'"$mb_cflags_util"'^g'			\
+			-e 's^@cflags_last@^'"$mb_cflags_last"'^g'			\
+			-e 's^@cflags_once@^'"$mb_cflags_once"'^g'			\
+											\
+			-e 's^@ldflags@^'"$mb_ldflags"'^g'				\
+			-e 's^@ldflags_debug@^'"$mb_ldflags_debug"'^g'			\
+			-e 's^@ldflags_common@^'"$mb_ldflags_common"'^g'		\
+			-e 's^@ldflags_cmdline@^'"$mb_ldflags $mb_ldflags_cmdline"'^g'	\
+			-e 's^@ldflags_config@^'"$mb_ldflags_config"'^g'		\
+			-e 's^@ldflags_sysroot@^'"$mb_ldflags_sysroot"'^g'		\
+			-e 's^@ldflags_path@^'"$mb_ldflags_path"'^g'			\
+			-e 's^@ldflags_strict@^'"$mb_ldflags_strict"'^g'		\
+			-e 's^@ldflags_util@^'"$mb_ldflags_util"'^g'			\
+			-e 's^@ldflags_last@^'"$mb_ldflags_last"'^g'			\
+			-e 's^@ldflags_once@^'"$mb_ldflags_once"'^g'			\
+											\
+			-e 's^@pe_subsystem@^'"$mb_pe_subsystem"'^g'			\
+			-e 's^@pe_image\_base@^'"$mb_pe_image_base"'^g'			\
+			-e 's^@pe_config\_defs@^'"$mb_pe_config_defs"'^g'		\
+											\
+			-e 's^@elf_eh\_frame@^'"$mb_elf_eh_frame"'^g'			\
+			-e 's^@elf_hash\_style@^'"$mb_elf_hash_style"'^g'		\
+			-e 's^@elf_config\_defs@^'"$mb_elf_config_defs"'^g'		\
+											\
+			-e 's^@prefix@^'"$mb_prefix"'^g'				\
+			-e 's^@exec_prefix@^'"$mb_exec_prefix"'^g'			\
+			-e 's^@bindir@^'"$mb_bindir"'^g'				\
+			-e 's^@sbindir@^'"$mb_sbindir"'^g'				\
+			-e 's^@libdir@^'"$mb_libdir"'^g'				\
+			-e 's^@includedir@^'"$mb_includedir"'^g'			\
+			-e 's^@oldincludedir@^'"$mb_oldincludedir"'^g'			\
+			-e 's^@mandir@^'"$mb_mandir"'^g'				\
+			-e 's^@docdir@^'"$mb_docdir"'^g'				\
+			-e 's^@libexecdir@^'"$mb_libexecdir"'^g'			\
+											\
+			-e 's^@sysconfdir@^'"$mb_sysconfdir"'^g'			\
+			-e 's^@sharedstatedir@^'"$mb_sharedstatedir"'^g'		\
+			-e 's^@localstatedir@^'"$mb_localstatedir"'^g'			\
+			-e 's^@runstatedir@^'"$mb_runstatedir"'^g'			\
+			-e 's^@datarootdir@^'"$mb_datarootdir"'^g'			\
+			-e 's^@datadir@^'"$mb_datadir"'^g'				\
+			-e 's^@infodir@^'"$mb_infodir"'^g'				\
+			-e 's^@localedir@^'"$mb_localedir"'^g'				\
+			-e 's^@htmldir@^'"$mb_htmldir"'^g'				\
+			-e 's^@dvidir@^'"$mb_dvidir"'^g'				\
+			-e 's^@pdfdir@^'"$mb_pdfdir"'^g'				\
+			-e 's^@psdir@^'"$mb_psdir"'^g'					\
+											\
+			-e 's^@native_cc@^'"$mb_native_cc"'^g'				\
+			-e 's^@native_os@^'"$mb_native_os"'^g'				\
+			-e 's^@native_os_bits@^'"$mb_native_os_bits"'^g'		\
+			-e 's^@native_os_underscore@^'"$mb_native_os_underscore"'^g'	\
+											\
+			-e 's^@user_cc@^'"$mb_user_cc"'^g'				\
+			-e 's^@user_cpp@^'"$mb_user_cpp"'^g'				\
+			-e 's^@user_cxx@^'"$mb_user_cxx"'^g'				\
+											\
+			-e 's^@all_static@^'"$mb_all_static"'^g'			\
+			-e 's^@all_shared@^'"$mb_all_shared"'^g'			\
+			-e 's^@disable_frontend@^'"$mb_disable_frontend"'^g'		\
+			-e 's^@disable_static@^'"$mb_disable_static"'^g'		\
+			-e 's^@disable_shared@^'"$mb_disable_shared"'^g'		\
+		$mb_project_dir/Makefile.in > $mb_pwd/Makefile
+}
+
+
+config_support()
+{
+	[ "$mb_disable_shared" = 'yes' ] && return 0
+
+	mbt_cc=`make .display-cc`
+	mbt_cflags=`make .display-cflags`
+	mbt_source='int foo(int x){return ++x;}'
+	mbt_result='no'
+
+	rm -f a.out
+	echo "$mbt_source" | "$mbt_cc" -shared -o a.out -xc -
+	stat a.out >/dev/null 2>&1 && mbt_result='yes'
+	rm -f a.out
+
+	if [ "$mbt_result" = 'no' ]; then
+		mb_disable_shared='yes'
+		config_copy
+	fi
+}
+
+
+config_host()
+{
+	make -s host.tag && return 0
+
+	error_msg "configure was able to generate a Makefile for the selected host,"
+	error_msg "however the host-targeting compiler was found to be missing"
+	error_msg "at least one of the required headers or features."
+	exit 2
+}
+
+
+config_status()
+{
+	printf "\n\n"
+	make .display
+	printf "\nconfiguration completed successfully.\n\n"
+}
+
+# one: init
+init_vars
+verify_build_directory
+
+
+# two: args
+for arg ; do
+	case "$arg" in
+		--help)	usage
+			;;
+
+		# dirs
+		--prefix=*)
+			mb_prefix_set=yes
+			mb_prefix=${arg#*=}
+			;;
+		--exec-prefix=*)
+			mb_exec_prefix_set=yes
+			mb_exec_prefix=${arg#*=}
+			;;
+		--bindir=*)
+			mb_bindir=${arg#*=}
+			;;
+		--sbindir=*)
+			mb_sbindir=${arg#*=}
+			;;
+		--libdir=*)
+			mb_libdir=${arg#*=}
+			;;
+		--includedir=*)
+			mb_includedir=${arg#*=}
+			;;
+		--oldincludedir=*)
+			mb_oldincludedir=${arg#*=}
+			;;
+		--mandir=*)
+			mb_mandir=${arg#*=}
+			;;
+		--libexecdir=*)
+			mb_libexecdir=${arg#*=}
+			;;
+
+
+		--sysconfdir=*)
+			mb_sysconfdir=${arg#*=}
+			;;
+		--sharedstatedir=*)
+			mb_sharedstatedir=${arg#*=}
+			;;
+		--localstatedir=*)
+			mb_localstatedir=${arg#*=}
+			;;
+		--runstatedir=*)
+			mb_runstatedir=${arg#*=}
+			;;
+		--datarootdir=*)
+			mb_datarootdir=${arg#*=}
+			;;
+		--datadir=*)
+			mb_datadir=${arg#*=}
+			;;
+		--infodir=*)
+			mb_infodir=${arg#*=}
+			;;
+		--localedir=*)
+			mb_localedir=${arg#*=}
+			;;
+		--htmldir=*)
+			mb_htmldir=${arg#*=}
+			;;
+		--dvidir=*)
+			mb_dvidir=${arg#*=}
+			;;
+		--pdfdir=*)
+			mb_pdfdir=${arg#*=}
+			;;
+		--psdir=*)
+			mb_psdir=${arg#*=}
+			;;
+
+
+		# build
+		--build=*)
+			mb_build=${arg#*=}
+			;;
+		--host=*)
+			mb_host=${arg#*=}
+			;;
+		--target=*)
+			mb_target=${arg#*=}
+			;;
+		--arch=*)
+			mb_arch=${arg#*=}
+			;;
+		--compiler=*)
+			mb_compiler=${arg#*=}
+			;;
+		--toolchain=*)
+			mb_toolchain=${arg#*=}
+			;;
+		--sysroot=*)
+			mb_sysroot=${arg#*=}
+			;;
+		--cross-compile=*)
+			mb_cross_compile=${arg#*=}
+			;;
+		--shell=*)
+			mb_shell=${arg#*=}
+			;;
+		--debug)
+			mb_debug='yes'
+			;;
+
+		# config
+		--all-static)
+			mb_all_static='yes'
+			;;
+		--all-shared)
+			mb_all_shared='yes'
+			;;
+		--disable-frontend)
+			mb_disable_frontend='yes'
+			;;
+		--disable-app)
+			mb_disable_frontend='yes'
+			;;
+		--enable-frontend)
+			mb_disable_frontend='no'
+			;;
+		--enable-app)
+			mb_disable_frontend='no'
+			;;
+		--disable-static)
+			mb_disable_static='yes'
+			;;
+		--disable-shared)
+			mb_disable_shared='yes'
+			;;
+		--enable-static)
+			mb_disable_static='no'
+			;;
+		--enable-shared)
+			mb_disable_shared='no'
+			;;
+
+		# convenience
+		--strict)
+			mb_ccstrict='yes'
+			mb_ldstrict='yes'
+			;;
+		--ccstrict)
+			mb_ccstrict='yes'
+			;;
+		--ldstrict)
+			mb_ldstrict='yes'
+			;;
+
+		# project
+		--nickname=*)
+			mb_nickname=${arg#*=}
+			;;
+		--avoid-version)
+			mb_avoid_version='yes'
+			;;
+		--source-dir=*)
+			mb_source_dir=${arg#*=}
+			;;
+
+		*)
+			error_msg ${arg#}: "unsupported config argument."
+			exit 2
+			;;
+	esac
+done
+
+
+
+# three: validation
+verify_source_directory
+
+
+
+# four: defaults
+common_defaults
+native_defaults
+cross_defaults
+
+
+
+# five: config
+config_flags
+config_copy
+config_support
+config_host
+config_status
+
+
+# all done
+exit 0
diff --git a/include/u16ports/u16ports.h b/include/u16ports/u16ports.h
new file mode 100644
index 0000000..fbce171
--- /dev/null
+++ b/include/u16ports/u16ports.h
@@ -0,0 +1,18 @@
+#ifndef U16PORTS_H
+#define U16PORTS_H
+
+#include <stdint.h>
+#include <unistd.h>
+#include <sys/types.h>
+
+#include "u16ports_api.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/u16ports/u16ports_api.h b/include/u16ports/u16ports_api.h
new file mode 100644
index 0000000..715c10e
--- /dev/null
+++ b/include/u16ports/u16ports_api.h
@@ -0,0 +1,35 @@
+#ifndef U16PORTS_API_H
+#define U16PORTS_API_H
+
+#include <limits.h>
+
+/* u16_export */
+#if	defined(__dllexport)
+#define u16_export __dllexport
+#else
+#define u16_export
+#endif
+
+/* u16_import */
+#if	defined(__dllimport)
+#define u16_import __dllimport
+#else
+#define u16_import
+#endif
+
+/* u16_api */
+#ifndef U16_APP
+#if     defined (U16_EXPORT)
+#define u16_api u16_export
+#elif   defined (U16_IMPORT)
+#define u16_api u16_import
+#elif   defined (U16_STATIC)
+#define u16_api
+#else
+#define u16_api
+#endif
+#else
+#define u16_api
+#endif
+
+#endif
diff --git a/project/arch.mk b/project/arch.mk
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/project/arch.mk
diff --git a/project/common.mk b/project/common.mk
new file mode 100644
index 0000000..4b72987
--- /dev/null
+++ b/project/common.mk
@@ -0,0 +1,7 @@
+API_SRCS = \
+
+INTERNAL_SRCS = \
+
+APP_SRCS = \
+
+COMMON_SRCS = $(API_SRCS) $(INTERNAL_SRCS)
diff --git a/project/depends.mk b/project/depends.mk
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/project/depends.mk
diff --git a/project/extras.mk b/project/extras.mk
new file mode 100644
index 0000000..0773373
--- /dev/null
+++ b/project/extras.mk
@@ -0,0 +1,6 @@
+CFLAGS_SHARED_ATTR	+= -DU16_EXPORT
+CFLAGS_STATIC_ATTR	+= -DU16_STATIC
+CFLAGS_APP_ATTR		+= -DU16_APP
+
+src/driver/u16_driver_ctx.o:	version.tag
+src/driver/u16_driver_ctx.lo:	version.tag
diff --git a/project/headers.mk b/project/headers.mk
new file mode 100644
index 0000000..889e847
--- /dev/null
+++ b/project/headers.mk
@@ -0,0 +1,7 @@
+API_HEADERS = \
+	$(SOURCE_DIR)/include/$(PACKAGE)/u16ports.h \
+	$(SOURCE_DIR)/include/$(PACKAGE)/u16ports_api.h \
+
+INTERNAL_HEADERS = \
+
+ALL_HEADERS = $(API_HEADERS) $(INTERNAL_HEADERS)
diff --git a/project/osforce.mk b/project/osforce.mk
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/project/osforce.mk
diff --git a/project/overrides.mk b/project/overrides.mk
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/project/overrides.mk
diff --git a/project/tagver.mk b/project/tagver.mk
new file mode 100644
index 0000000..d15cf24
--- /dev/null
+++ b/project/tagver.mk
@@ -0,0 +1,5 @@
+VER_NAMESPACE	= U16
+
+VER_MAJOR	= 0
+VER_MINOR	= 0
+VER_PATCH	= 0
diff --git a/project/tree.mk b/project/tree.mk
new file mode 100644
index 0000000..20f0861
--- /dev/null
+++ b/project/tree.mk
@@ -0,0 +1,3 @@
+tree.tag:
+		mkdir -p src
+		touch tree.tag
diff --git a/sofort/custom.mk b/sofort/custom.mk
new file mode 100644
index 0000000..8e0bbc4
--- /dev/null
+++ b/sofort/custom.mk
@@ -0,0 +1,76 @@
+ifeq ($(OS_BINFMT),PE)
+include $(PROJECT_DIR)/sysinfo/os/pe.mk
+endif
+
+ifeq ($(OS_BINFMT),ELF)
+include $(PROJECT_DIR)/sysinfo/os/elf.mk
+endif
+
+
+
+ifeq ($(DISABLE_STATIC),yes)
+package-static:
+package-install-static:
+else
+package-static:		static
+package-install-static:	install-static
+endif
+
+ifeq ($(DISABLE_SHARED),yes)
+package-shared:
+package-install-shared:
+else
+package-shared:		shared
+package-install-shared:	install-shared
+endif
+
+
+
+ifeq ($(DISABLE_FRONTEND),yes)
+app-tag:
+package-install-app:
+package-install-extras:
+else
+app-tag:		package-app app.tag
+package-install-app:	install-app
+package-install-extras:	install-extras
+endif
+
+
+
+ifeq ($(ALL_STATIC),yes)
+
+package-app:	static-app
+app:		PACKAGE_APP = $(STATIC_APP)
+app-tag:	PACKAGE_APP = $(STATIC_APP)
+app.tag:	$(STATIC_APP)
+
+
+else ifeq ($(ALL_SHARED),yes)
+
+package-app:	shared-app
+app:		PACKAGE_APP = $(SHARED_APP)
+app-tag:	PACKAGE_APP = $(SHARED_APP)
+app.tag:	$(SHARED_APP)
+
+
+else
+
+package-app:	default-app
+app:		PACKAGE_APP = $(DEFAULT_APP)
+app-tag:	PACKAGE_APP = $(DEFAULT_APP)
+app.tag:	$(DEFAULT_APP)
+
+endif
+
+
+
+ifeq ($(CUSTOM_INSTALL_HEADERS),yes)
+
+install-headers:install-headers-custom
+
+else
+
+install-headers:install-headers-default
+
+endif
diff --git a/sofort/defs.mk b/sofort/defs.mk
new file mode 100644
index 0000000..2fbc41b
--- /dev/null
+++ b/sofort/defs.mk
@@ -0,0 +1,66 @@
+SHARED_LIB_DEPS =
+SHARED_APP_DEPS =
+STATIC_APP_DEPS =
+
+COMMON_LOBJS	= $(COMMON_SRCS:.c=.lo)
+COMMON_OBJS	= $(COMMON_SRCS:.c=.o)
+
+ARCH_LOBJS	= $(ARCH_SRCS:.c=.lo)
+ARCH_OBJS	= $(ARCH_SRCS:.c=.o)
+
+APP_LOBJS	= $(APP_SRCS:.c=.lo)
+APP_OBJS	= $(APP_SRCS:.c=.o)
+
+SHARED_OBJS	= $(COMMON_LOBJS) $(ARCH_LOBJS)
+STATIC_OBJS	= $(COMMON_OBJS)  $(ARCH_OBJS)
+
+STATIC_LIB_NAME	= $(OS_LIB_PREFIX)$(PACKAGE)$(OS_ARCHIVE_EXT)
+STATIC_LIB	= lib/$(STATIC_LIB_NAME)
+
+DSO_VER		= $(OS_LIB_PREFIX)$(PACKAGE)$(OS_LIB_SUFFIX)$(VER_XYZ)
+DSO_SONAME	= $(OS_LIB_PREFIX)$(PACKAGE)$(OS_LIB_SUFFIX)$(VER_SONAME)
+DSO_SOLINK	= $(OS_LIB_PREFIX)$(PACKAGE)$(OS_LIB_SUFFIX)
+
+SHARED_LIB	= lib/$(DSO_VER)
+SHARED_SONAME	= lib/$(DSO_SONAME)
+SHARED_SOLINK	= lib/$(DSO_SOLINK)
+
+IMP_DEF		= $(OS_LIB_PREFIX)$(PACKAGE)$(VER_XYZ)$(OS_LIBDEF_EXT)
+IMP_VER		= $(OS_LIB_PREFIX)$(PACKAGE)$(VER_XYZ)$(OS_IMPLIB_EXT)
+IMP_SONAME	= $(OS_LIB_PREFIX)$(PACKAGE)$(VER_SONAME)$(OS_IMPLIB_EXT)
+IMP_SOLINK	= $(OS_LIB_PREFIX)$(PACKAGE)$(OS_IMPLIB_EXT)
+
+IMPLIB_DEF	= lib/$(IMP_DEF)
+IMPLIB_VER	= lib/$(IMP_VER)
+IMPLIB_SONAME	= lib/$(IMP_SONAME)
+IMPLIB_SOLINK	= lib/$(IMP_SOLINK)
+
+APP		= bin/$(OS_APP_PREFIX)$(NICKNAME)$(OS_APP_SUFFIX)
+DEFAULT_APP	= bin/$(OS_APP_PREFIX)$(NICKNAME)-default$(OS_APP_SUFFIX)
+SHARED_APP	= bin/$(OS_APP_PREFIX)$(NICKNAME)-shared$(OS_APP_SUFFIX)
+STATIC_APP	= bin/$(OS_APP_PREFIX)$(NICKNAME)-static$(OS_APP_SUFFIX)
+
+CFLAGS		= $(CFLAGS_DEBUG)  $(CFLAGS_CONFIG)  $(CFLAGS_SYSROOT) \
+		   $(CFLAGS_COMMON) $(CFLAGS_CMDLINE) $(CFLAGS_HOST)	\
+		   $(CFLAGS_PATH) $(CFLAGS_OS) $(CFLAGS_SITE)            \
+		   $(CFLAGS_VERSION) $(CFLAGS_STRICT)                     \
+                   $(CFLAGS_LAST)    $(CFLAGS_ONCE)
+
+CFLAGS_SHARED	= $(CFLAGS) $(CFLAGS_PIC) $(CFLAGS_SHARED_ATTR)
+CFLAGS_STATIC	= $(CFLAGS) $(CFLAGS_OBJ) $(CFLAGS_STATIC_ATTR)
+CFLAGS_APP	= $(CFLAGS) $(CFLAGS_OBJ) $(CFLAGS_APP_ATTR) $(CFLAGS_UTIL)
+
+LDFLAGS_SHARED	= $(LDFLAGS_DEBUG)   $(LDFLAGS_CONFIG)  $(LDFLAGS_SYSROOT) \
+		   $(LDFLAGS_COMMON)  $(LDFLAGS_CMDLINE) $(LDFLAGS_HOST)    \
+		   $(LDFLAGS_PATH)    $(SHARED_LIB_DEPS) $(LDFLAGS_STRICT)   \
+		   $(LDFLAGS_LAST)    $(LDFLAGS_ONCE)
+
+LDFLAGS_APP	= $(LDFLAGS_DEBUG)   $(LDFLAGS_CONFIG)  $(LDFLAGS_SYSROOT) \
+		   $(LDFLAGS_COMMON)  $(LDFLAGS_CMDLINE) $(LDFLAGS_HOST)    \
+		   $(LDFLAGS_PATH)    $(SHARED_APP_DEPS) $(LDFLAGS_STRICT)   \
+		   $(LDFLAGS_UTIL)    $(LDFLAGS_LAST)    $(LDFLAGS_ONCE)
+
+LDFLAGS_STATIC	= $(LDFLAGS_DEBUG)   $(LDFLAGS_CONFIG)  $(LDFLAGS_SYSROOT) \
+		   $(LDFLAGS_COMMON)  $(LDFLAGS_CMDLINE) $(LDFLAGS_HOST)    \
+		   $(LDFLAGS_PATH)    $(STATIC_APP_DEPS) $(LDFLAGS_STRICT)   \
+		   $(LDFLAGS_LAST)    $(LDFLAGS_ONCE)
diff --git a/sofort/version.mk b/sofort/version.mk
new file mode 100644
index 0000000..5ef0ee2
--- /dev/null
+++ b/sofort/version.mk
@@ -0,0 +1,63 @@
+include $(PROJECT_DIR)/project/tagver.mk
+
+CFLAGS_VERSION	+= -D$(VER_NAMESPACE)_TAG_VER_MAJOR=$(VER_MAJOR)
+CFLAGS_VERSION	+= -D$(VER_NAMESPACE)_TAG_VER_MINOR=$(VER_MINOR)
+CFLAGS_VERSION	+= -D$(VER_NAMESPACE)_TAG_VER_PATCH=$(VER_PATCH)
+
+ifeq ($(AVOID_VERSION),yes)
+
+VER_XYZ		=
+VER_SONAME	=
+
+package-shared-soname:
+package-shared-solink:
+package-install-soname:
+package-install-solink:
+
+else
+
+VER_XYZ		= .$(VER_MAJOR).$(VER_MINOR).$(VER_PATCH)
+VER_SONAME	= .$(VER_MAJOR)
+
+package-shared-soname:	shared-soname
+package-shared-solink:	shared-solink
+package-install-soname:	install-soname
+package-install-solink:	install-solink
+
+
+
+# libfoo.so (common)
+install-solink:		install-lib
+			rm -f $(SHARED_SOLINK).tmp
+			ln -s $(DSO_VER) $(SHARED_SOLINK).tmp
+			mv $(SHARED_SOLINK).tmp $(DESTDIR)$(LIBDIR)/$(DSO_SOLINK)
+
+$(SHARED_SOLINK):	$(SHARED_LIB)
+			rm -f $@.tmp
+			ln -s $(DSO_VER) $@.tmp
+			mv $@.tmp $@
+
+# libfoo.so.x (symlink)
+ifeq ($(OS_SONAME),symlink)
+$(SHARED_SONAME):	$(SHARED_LIB)
+			rm -f $@.tmp
+			ln -s $(DSO_VER) $@.tmp
+			mv $@.tmp $@
+
+install-soname:		install-lib
+			rm -f $(SHARED_SONAME).tmp
+			ln -s $(DSO_VER) $(SHARED_SONAME).tmp
+			mv $(SHARED_SONAME).tmp $(DESTDIR)$(LIBDIR)/$(DSO_SONAME)
+endif
+
+
+# libfoo.so.x (copy)
+ifeq ($(OS_SONAME),copy)
+install-soname:		install-lib
+			cp $(SHARED_LIB) $(DESTDIR)$(LIBDIR)/$(DSO_SONAME)
+
+$(SHARED_SONAME):	$(SHARED_LIB)
+			cp $(SHARED_LIB) $(SHARED_SONAME)
+endif
+
+endif
diff --git a/sysinfo/compiler/any-compiler.mk b/sysinfo/compiler/any-compiler.mk
new file mode 100644
index 0000000..4c98621
--- /dev/null
+++ b/sysinfo/compiler/any-compiler.mk
@@ -0,0 +1,29 @@
+ifeq ($(CROSS_COMPILE)x,x)
+	CROSS_HOST	=
+	CROSS_HOST_SPEC =
+else
+	CROSS_HOST	=
+	CROSS_HOST_SPEC =
+endif
+
+
+ifeq ($(USER_CC)x,x)
+	CC	= $(NATIVE_CC) $(CROSS_HOST_SPEC)
+else
+	CC	= $(USER_CC) $(CROSS_HOST_SPEC)
+endif
+
+ifeq ($(USER_CPP)x,x)
+	CPP	= $(NATIVE_CC) $(CROSS_HOST_SPEC) -E
+else
+	CPP	= $(USER_CPP) $(CROSS_HOST_SPEC) -E
+endif
+
+ifeq ($(USER_CXX)x,x)
+	CXX	= $(NATIVE_CC) $(CROSS_HOST_SPEC) -std=c++
+else
+	CXX	= $(USER_CXX) $(CROSS_HOST_SPEC) -std=c++
+endif
+
+
+CFLAGS_PIC	= -fPIC
diff --git a/sysinfo/compiler/clang.mk b/sysinfo/compiler/clang.mk
new file mode 100644
index 0000000..77b4b86
--- /dev/null
+++ b/sysinfo/compiler/clang.mk
@@ -0,0 +1,31 @@
+ifeq ($(CROSS_COMPILE)x,x)
+	CROSS_HOST	=
+	CROSS_HOST_SPEC =
+else ifeq ($(CROSS_HOST)x,x)
+	CROSS_HOST	= $(HOST)
+	CROSS_HOST_SPEC = --target=$(HOST)
+else
+	CROSS_HOST_SPEC = --target=$(CROSS_HOST)
+endif
+
+
+ifeq ($(USER_CC)x,x)
+	CC	= $(NATIVE_CC) $(CROSS_HOST_SPEC)
+else
+	CC	= $(USER_CC) $(CROSS_HOST_SPEC)
+endif
+
+ifeq ($(USER_CPP)x,x)
+	CPP	= $(NATIVE_CC) $(CROSS_HOST_SPEC) -E
+else
+	CPP	= $(USER_CPP) $(CROSS_HOST_SPEC) -E
+endif
+
+ifeq ($(USER_CXX)x,x)
+	CXX	= $(NATIVE_CC)++ $(CROSS_HOST_SPEC)
+else
+	CXX	= $(USER_CXX) $(CROSS_HOST_SPEC)
+endif
+
+
+CFLAGS_PIC	= -fPIC
diff --git a/sysinfo/compiler/cparser.mk b/sysinfo/compiler/cparser.mk
new file mode 100644
index 0000000..6c4dc8e
--- /dev/null
+++ b/sysinfo/compiler/cparser.mk
@@ -0,0 +1,31 @@
+ifeq ($(CROSS_COMPILE)x,x)
+	CROSS_HOST	=
+	CROSS_HOST_SPEC =
+else ifeq ($(CROSS_HOST)x,x)
+	CROSS_HOST	= $(HOST)
+	CROSS_HOST_SPEC = --target=$(HOST)
+else
+	CROSS_HOST_SPEC = --target=$(CROSS_HOST)
+endif
+
+
+ifeq ($(USER_CC)x,x)
+	CC	= $(NATIVE_CC) $(CROSS_HOST_SPEC) -Wno-experimental -integrated-cpp
+else
+	CC	= $(USER_CC) $(CROSS_HOST_SPEC) -Wno-experimental -integrated-cpp
+endif
+
+ifeq ($(USER_CPP)x,x)
+	CPP	= $(NATIVE_CC) $(CROSS_HOST_SPEC) -Wno-experimental -integrated-cpp -E
+else
+	CPP	= $(USER_CPP) $(CROSS_HOST_SPEC) -Wno-experimental -integrated-cpp -E
+endif
+
+ifeq ($(USER_CXX)x,x)
+	CXX	= $(NATIVE_CC) $(CROSS_HOST_SPEC) -Wno-experimental -integrated-cpp -std=c++
+else
+	CXX	= $(USER_CXX) $(CROSS_HOST_SPEC) -Wno-experimental -integrated-cpp -std=c++
+endif
+
+
+CFLAGS_PIC	= -fPIC
diff --git a/sysinfo/compiler/gcc.mk b/sysinfo/compiler/gcc.mk
new file mode 100644
index 0000000..d14d8dc
--- /dev/null
+++ b/sysinfo/compiler/gcc.mk
@@ -0,0 +1,24 @@
+ifeq ($(USER_CC)x,x)
+	ifeq ($(CROSS_COMPILE)x,x)
+		CC = $(CROSS_COMPILE)$(NATIVE_CC)
+	else
+		CC = $(CROSS_COMPILE)gcc
+	endif
+else
+	CC	= $(USER_CC)
+endif
+
+ifeq ($(USER_CPP)x,x)
+	CPP	= $(CROSS_COMPILE)cpp
+else
+	CPP	= $(USER_CPP)
+endif
+
+ifeq ($(USER_CXX)x,x)
+	CXX	= $(CROSS_COMPILE)c++
+else
+	CXX	= $(USER_CXX)
+endif
+
+
+CFLAGS_PIC	= -fPIC
diff --git a/sysinfo/host/any-host.mk b/sysinfo/host/any-host.mk
new file mode 100644
index 0000000..acb606a
--- /dev/null
+++ b/sysinfo/host/any-host.mk
@@ -0,0 +1,7 @@
+include $(PROJECT_DIR)/sysinfo/os/any-os.mk
+
+ARCH		=
+HOST_BITS	=
+HOST_UNDERSCORE =
+
+CROSS_HOST	= $(TARGET)
diff --git a/sysinfo/host/host.sh b/sysinfo/host/host.sh
new file mode 100755
index 0000000..b3975ae
--- /dev/null
+++ b/sysinfo/host/host.sh
@@ -0,0 +1,48 @@
+#!/bin/sh
+
+error_msg()
+{
+	echo $@ >&2
+}
+
+host_test()
+{
+	mb_hdrdir=$(pwd)/build
+	mkdir -p $mb_hdrdir || exit 2
+
+	if [ -z "$mb_compiler" ]; then
+                echo "config error: compiler not set."
+		exit 2
+	fi
+
+	$mb_compiler -dM -E - < /dev/null > /dev/null && return 0
+
+	error_msg "config error: invalid compiler."
+	exit 2
+}
+
+# one: args
+for arg ; do
+	case "$arg" in
+		--help)	usage
+			;;
+		--compiler=*)
+			mb_compiler=${arg#*=}
+			;;
+		--cflags=*)
+			mb_cflags=${arg#*=}
+			;;
+		*)
+			error_msg ${arg#}: "unsupported config argument."
+			exit 2
+			;;
+	esac
+done
+
+
+# two: test
+host_test
+
+
+# all done
+exit 0
diff --git a/sysinfo/host/i686-nt32-midipix.mk b/sysinfo/host/i686-nt32-midipix.mk
new file mode 100644
index 0000000..fd4b8f8
--- /dev/null
+++ b/sysinfo/host/i686-nt32-midipix.mk
@@ -0,0 +1,5 @@
+include $(PROJECT_DIR)/sysinfo/os/midipix.mk
+
+ARCH		= nt32
+HOST_BITS	= 32
+HOST_UNDERSCORE = '_'
diff --git a/sysinfo/host/i686-unknown-linux.mk b/sysinfo/host/i686-unknown-linux.mk
new file mode 100644
index 0000000..bec437c
--- /dev/null
+++ b/sysinfo/host/i686-unknown-linux.mk
@@ -0,0 +1,5 @@
+include $(PROJECT_DIR)/sysinfo/os/linux.mk
+
+ARCH		= i386
+HOST_BITS	= 32
+HOST_UNDERSCORE = '_'
diff --git a/sysinfo/host/i686-w64-mingw32.mk b/sysinfo/host/i686-w64-mingw32.mk
new file mode 100644
index 0000000..b18e2e3
--- /dev/null
+++ b/sysinfo/host/i686-w64-mingw32.mk
@@ -0,0 +1,5 @@
+include $(PROJECT_DIR)/sysinfo/os/mingw.mk
+
+ARCH		= w32
+HOST_BITS	= 32
+HOST_UNDERSCORE = '_'
diff --git a/sysinfo/host/native.mk b/sysinfo/host/native.mk
new file mode 100644
index 0000000..f0cf720
--- /dev/null
+++ b/sysinfo/host/native.mk
@@ -0,0 +1,45 @@
+include $(PROJECT_DIR)/sysinfo/os/$(NATIVE_OS).mk
+
+OS		= $(NATIVE_OS)
+HOST_BITS	= $(NATIVE_OS_BITS)
+HOST_UNDERSCORE = $(NATIVE_OS_UNDERSCORE)
+
+ifeq ($(OS),linux)
+	ifeq ($(HOST_BITS),32)
+		ARCH = i386
+	else ifeq ($(HOST_BITS),64)
+		ARCH = x86_64
+	endif
+endif
+
+ifeq ($(OS),midipix)
+	ifeq ($(HOST_BITS),32)
+		ARCH = nt32
+	else ifeq ($(HOST_BITS),64)
+		ARCH = nt64
+	endif
+endif
+
+ifeq ($(OS),mingw)
+	ifeq ($(HOST_BITS),32)
+		ARCH = w32
+	else ifeq ($(HOST_BITS),64)
+		ARCH = w64
+	endif
+endif
+
+ifeq ($(OS),bsd)
+	ifeq ($(HOST_BITS),32)
+		ARCH = bsd32
+	else ifeq ($(HOST_BITS),64)
+		ARCH = bsd64
+	endif
+endif
+
+ifeq ($(OS),darwin)
+	ifeq ($(HOST_BITS),32)
+		ARCH = dw32
+	else ifeq ($(HOST_BITS),64)
+		ARCH = dw64
+	endif
+endif
diff --git a/sysinfo/host/x86_64-nt64-midipix.mk b/sysinfo/host/x86_64-nt64-midipix.mk
new file mode 100644
index 0000000..d0e1d52
--- /dev/null
+++ b/sysinfo/host/x86_64-nt64-midipix.mk
@@ -0,0 +1,5 @@
+include $(PROJECT_DIR)/sysinfo/os/midipix.mk
+
+ARCH		= nt64
+HOST_BITS	= 64
+HOST_UNDERSCORE = ''
diff --git a/sysinfo/host/x86_64-unknown-linux.mk b/sysinfo/host/x86_64-unknown-linux.mk
new file mode 100644
index 0000000..4bd1bff
--- /dev/null
+++ b/sysinfo/host/x86_64-unknown-linux.mk
@@ -0,0 +1,5 @@
+include $(PROJECT_DIR)/sysinfo/os/linux.mk
+
+ARCH		= x86_64
+HOST_BITS	= 64
+HOST_UNDERSCORE = ''
diff --git a/sysinfo/host/x86_64-w64-mingw32.mk b/sysinfo/host/x86_64-w64-mingw32.mk
new file mode 100644
index 0000000..a86f9b0
--- /dev/null
+++ b/sysinfo/host/x86_64-w64-mingw32.mk
@@ -0,0 +1,5 @@
+include $(PROJECT_DIR)/sysinfo/os/mingw.mk
+
+ARCH		= w64
+HOST_BITS	= 64
+HOST_UNDERSCORE = ''
diff --git a/sysinfo/os/any-os.mk b/sysinfo/os/any-os.mk
new file mode 100644
index 0000000..cf8ec00
--- /dev/null
+++ b/sysinfo/os/any-os.mk
@@ -0,0 +1,12 @@
+OS		= any-os
+OS_APP_PREFIX	=
+OS_APP_SUFFIX	=
+OS_LIB_PREFIX	= lib
+OS_LIB_SUFFIX	= .so
+OS_IMPLIB_EXT	= .invalid
+OS_LIBDEF_EXT	= .invalid
+OS_ARCHIVE_EXT	= .a
+OS_SONAME	= symlink
+OS_BINFMT	= ELF
+
+.PHONY:		$(IMPLIB_DEF) $(IMPLIB_VER) $(IMPLIB_SONAME) $(IMPLIB_SOLINK)
diff --git a/sysinfo/os/bsd.mk b/sysinfo/os/bsd.mk
new file mode 100644
index 0000000..6e8fac0
--- /dev/null
+++ b/sysinfo/os/bsd.mk
@@ -0,0 +1,12 @@
+OS		= bsd
+OS_APP_PREFIX	=
+OS_APP_SUFFIX	=
+OS_LIB_PREFIX	= lib
+OS_LIB_SUFFIX	= .so
+OS_IMPLIB_EXT	= .invalid
+OS_LIBDEF_EXT	= .invalid
+OS_ARCHIVE_EXT	= .a
+OS_SONAME	= symlink
+OS_BINFMT	= ELF
+
+.PHONY:		$(IMPLIB_DEF) $(IMPLIB_VER) $(IMPLIB_SONAME) $(IMPLIB_SOLINK)
diff --git a/sysinfo/os/cygwin.mk b/sysinfo/os/cygwin.mk
new file mode 100644
index 0000000..21cb1a1
--- /dev/null
+++ b/sysinfo/os/cygwin.mk
@@ -0,0 +1,13 @@
+OS		= cygwin
+OS_APP_PREFIX	=
+OS_APP_SUFFIX	= .exe
+OS_LIB_PREFIX	= lib
+OS_LIB_SUFFIX	= .dll
+OS_IMPLIB_EXT	= .dll.a
+OS_LIBDEF_EXT	= .def
+OS_ARCHIVE_EXT	= .a
+OS_SONAME	= copy
+OS_BINFMT	= PE
+OS_IMPLIB_TOOL	= dlltool
+
+CFLAGS_PIC	=
diff --git a/sysinfo/os/darwin.mk b/sysinfo/os/darwin.mk
new file mode 100644
index 0000000..5a0b99e
--- /dev/null
+++ b/sysinfo/os/darwin.mk
@@ -0,0 +1,14 @@
+OS		= darwin
+OS_APP_PREFIX	=
+OS_APP_SUFFIX	=
+OS_LIB_PREFIX	= lib
+OS_LIB_SUFFIX	= .dylib
+OS_IMPLIB_EXT	= .invalid
+OS_LIBDEF_EXT	= .invalid
+OS_ARCHIVE_EXT	= .a
+OS_SONAME	= symlink
+OS_BINFMT	= MACHO
+
+CFLAGS_OS	+= -D_DARWIN_C_SOURCE
+
+.PHONY:		$(IMPLIB_DEF) $(IMPLIB_VER) $(IMPLIB_SONAME) $(IMPLIB_SOLINK)
diff --git a/sysinfo/os/elf.mk b/sysinfo/os/elf.mk
new file mode 100644
index 0000000..5a3940f
--- /dev/null
+++ b/sysinfo/os/elf.mk
@@ -0,0 +1,2 @@
+LDFLAGS_SHARED	+= -Wl,-soname
+LDFLAGS_SHARED	+= -Wl,$(DSO_SONAME)
diff --git a/sysinfo/os/linux.mk b/sysinfo/os/linux.mk
new file mode 100644
index 0000000..082026b
--- /dev/null
+++ b/sysinfo/os/linux.mk
@@ -0,0 +1,12 @@
+OS		= linux
+OS_APP_PREFIX	=
+OS_APP_SUFFIX	=
+OS_LIB_PREFIX	= lib
+OS_LIB_SUFFIX	= .so
+OS_IMPLIB_EXT	= .invalid
+OS_LIBDEF_EXT	= .invalid
+OS_ARCHIVE_EXT	= .a
+OS_SONAME	= symlink
+OS_BINFMT	= ELF
+
+.PHONY:		$(IMPLIB_DEF) $(IMPLIB_VER) $(IMPLIB_SONAME) $(IMPLIB_SOLINK)
diff --git a/sysinfo/os/midipix.mk b/sysinfo/os/midipix.mk
new file mode 100644
index 0000000..b2d7096
--- /dev/null
+++ b/sysinfo/os/midipix.mk
@@ -0,0 +1,11 @@
+OS		= midipix
+OS_APP_PREFIX	=
+OS_APP_SUFFIX	=
+OS_LIB_PREFIX	= lib
+OS_LIB_SUFFIX	= .so
+OS_IMPLIB_EXT	= .lib.a
+OS_LIBDEF_EXT	= .so.def
+OS_ARCHIVE_EXT	= .a
+OS_SONAME	= symlink
+OS_BINFMT	= PE
+OS_IMPLIB_TOOL	= mdso
diff --git a/sysinfo/os/mingw.mk b/sysinfo/os/mingw.mk
new file mode 100644
index 0000000..53fe2d6
--- /dev/null
+++ b/sysinfo/os/mingw.mk
@@ -0,0 +1,14 @@
+OS		= mingw
+OS_APP_PREFIX	=
+OS_APP_SUFFIX	= .exe
+OS_LIB_PREFIX	= lib
+OS_LIB_SUFFIX	= .dll
+OS_IMPLIB_EXT	= .dll.a
+OS_LIBDEF_EXT	= .def
+OS_ARCHIVE_EXT	= .a
+OS_SONAME	= copy
+OS_BINFMT	= PE
+OS_IMPLIB_TOOL	= dlltool
+
+CFLAGS_PIC	=
+CFLAGS_OS      += -U__STRICT_ANSI__
diff --git a/sysinfo/os/mingw32.mk b/sysinfo/os/mingw32.mk
new file mode 100644
index 0000000..542b6a9
--- /dev/null
+++ b/sysinfo/os/mingw32.mk
@@ -0,0 +1 @@
+include $(PROJECT_DIR)/sysinfo/os/mingw.mk
diff --git a/sysinfo/os/mingw64.mk b/sysinfo/os/mingw64.mk
new file mode 100644
index 0000000..542b6a9
--- /dev/null
+++ b/sysinfo/os/mingw64.mk
@@ -0,0 +1 @@
+include $(PROJECT_DIR)/sysinfo/os/mingw.mk
diff --git a/sysinfo/os/msys.mk b/sysinfo/os/msys.mk
new file mode 100644
index 0000000..27482e0
--- /dev/null
+++ b/sysinfo/os/msys.mk
@@ -0,0 +1,14 @@
+OS		= msys
+OS_APP_PREFIX	=
+OS_APP_SUFFIX	= .exe
+OS_LIB_PREFIX	= lib
+OS_LIB_SUFFIX	= .dll
+OS_IMPLIB_EXT	= .dll.a
+OS_LIBDEF_EXT	= .def
+OS_ARCHIVE_EXT	= .a
+OS_SONAME	= copy
+OS_BINFMT	= PE
+OS_IMPLIB_TOOL	= dlltool
+
+CFLAGS_PIC	=
+CFLAGS_OS      += -U__STRICT_ANSI__
diff --git a/sysinfo/os/pe.mk b/sysinfo/os/pe.mk
new file mode 100644
index 0000000..1b02484
--- /dev/null
+++ b/sysinfo/os/pe.mk
@@ -0,0 +1,95 @@
+LDFLAGS_IMPLIB	+= -Wl,--output-def
+LDFLAGS_IMPLIB	+= -Wl,$(IMPLIB_DEF)
+LDFLAGS_SHARED	+= $(LDFLAGS_IMPLIB)
+
+LDFLAGS_SONAME	+= -Wl,-soname
+LDFLAGS_SONAME	+= -Wl,$(DSO_SONAME)
+LDFLAGS_SHARED	+= $(LDFLAGS_SONAME)
+
+PE_SUBSYSTEM	?= windows
+LDFLAGS_COMMON	+= -Wl,--subsystem=$(PE_SUBSYSTEM)
+
+implib:			implib-ver package-implib-soname package-implib-solink
+
+implib-ver:		shared-lib $(IMPLIB_VER)
+
+implib-soname:		shared-lib $(IMPLIB_SONAME)
+
+implib-solink:		shared-lib $(IMPLIB_SOLINK)
+
+$(IMPLIB_DEF):		shared-lib
+
+install-implib:		install-implib-ver \
+			package-install-implib-soname \
+			package-install-implib-solink
+
+install-implib-ver:	implib-ver
+			mkdir -p $(DESTDIR)$(LIBDIR)
+			cp $(IMPLIB_VER) $(DESTDIR)$(LIBDIR)
+
+clean-implib:
+			rm -f $(SHARED_LIB)
+			rm -f $(IMPLIB_DEF)
+			rm -f $(IMPLIB_VER)
+			rm -f $(IMPLIB_SONAME)
+			rm -f $(IMPLIB_SOLINK)
+
+
+ifeq ($(OS_IMPLIB_TOOL),mdso)
+
+$(IMPLIB_VER):		$(IMPLIB_DEF)
+			$(MDSO) -m $(HOST_BITS) -i $(IMPLIB_VER) -n $(DSO_VER) $(IMPLIB_DEF)
+
+else ifeq ($(OS_IMPLIB_TOOL),dlltool)
+
+$(IMPLIB_VER):		$(IMPLIB_DEF)
+			$(DLLTOOL) -l $(IMPLIB_VER) -d $(IMPLIB_DEF) -D $(DSO_VER)
+
+endif
+
+
+
+ifeq ($(AVOID_VERSION),yes)
+
+package-implib-soname:
+package-implib-solink:
+package-install-implib-soname:
+package-install-implib-solink:
+
+else
+
+package-implib-soname:		implib-soname
+package-implib-solink:		implib-solink
+package-install-implib-soname:	install-implib-soname
+package-install-implib-solink:	install-implib-solink
+
+
+ifeq ($(OS_IMPLIB_TOOL),mdso)
+
+$(IMPLIB_SONAME):	$(IMPLIB_DEF)
+			$(MDSO) -m $(HOST_BITS) -i $(IMPLIB_SONAME) -n $(DSO_SONAME) $(IMPLIB_DEF)
+
+else ifeq ($(OS_IMPLIB_TOOL),dlltool)
+
+$(IMPLIB_SONAME):	$(IMPLIB_DEF)
+			$(DLLTOOL) -l $(IMPLIB_SONAME) -d $(IMPLIB_DEF) -D $(DSO_SONAME)
+
+endif
+
+
+$(IMPLIB_SOLINK):	$(IMPLIB_SONAME)
+			rm -f $(IMPLIB_SOLINK).tmp
+			ln -s $(IMP_SONAME) $(IMPLIB_SOLINK).tmp
+			mv $(IMPLIB_SOLINK).tmp $(IMPLIB_SOLINK)
+
+install-implib-soname:	implib-soname
+			mkdir -p $(DESTDIR)$(LIBDIR)
+			cp $(IMPLIB_SONAME) $(DESTDIR)$(LIBDIR)
+
+install-implib-solink:	implib-soname
+			mkdir -p $(DESTDIR)$(LIBDIR)
+			rm -f $(IMPLIB_SOLINK).tmp
+			ln -s $(IMP_SONAME) $(IMPLIB_SOLINK).tmp
+			mv $(IMPLIB_SOLINK).tmp $(DESTDIR)$(LIBDIR)/$(IMP_SOLINK)
+
+endif
diff --git a/sysinfo/toolchain/binutils.mk b/sysinfo/toolchain/binutils.mk
new file mode 100644
index 0000000..29917bc
--- /dev/null
+++ b/sysinfo/toolchain/binutils.mk
@@ -0,0 +1,21 @@
+AS		= $(CROSS_COMPILE)as
+AR		= $(CROSS_COMPILE)ar
+LD		= $(CROSS_COMPILE)ld
+NM		= $(CROSS_COMPILE)nm
+OBJDUMP		= $(CROSS_COMPILE)objdump
+RANLIB		= $(CROSS_COMPILE)ranlib
+SIZE		= $(CROSS_COMPILE)size
+STRIP		= $(CROSS_COMPILE)strip
+STRINGS		= $(CROSS_COMPILE)strings
+
+
+ADDR2LINE	= $(CROSS_COMPILE)addr2line
+COV		= $(CROSS_COMPILE)gcov
+CXXFILT		= $(CROSS_COMPILE)c++filt
+ELFEDIT		= $(CROSS_COMPILE)elfedit
+OBJCOPY		= $(CROSS_COMPILE)objcopy
+READELF		= $(CROSS_COMPILE)readelf
+DLLTOOL		= $(CROSS_COMPILE)dlltool
+MDSO		= $(CROSS_COMPILE)mdso
+MC		= $(CROSS_COMPILE)windmc
+RC		= $(CROSS_COMPILE)windres
diff --git a/sysinfo/toolchain/llvm.mk b/sysinfo/toolchain/llvm.mk
new file mode 100644
index 0000000..13b46c9
--- /dev/null
+++ b/sysinfo/toolchain/llvm.mk
@@ -0,0 +1,21 @@
+AS		= llvm-mc -filetype=obj
+AR		= llvm-ar
+LD		= lld
+NM		= llvm-nm
+OBJDUMP		= llvm-objdump
+RANLIB		= llvm-ranlib
+SIZE		= llvm-size
+STRIP		= $(CROSS_COMPILE)strip
+STRINGS		= $(CROSS_COMPILE)strings
+
+
+ADDR2LINE	= $(CROSS_COMPILE)addr2line
+COV		= $(CROSS_COMPILE)gcov
+CXXFILT		= $(CROSS_COMPILE)c++filt
+ELFEDIT		= $(CROSS_COMPILE)elfedit
+OBJCOPY		= $(CROSS_COMPILE)objcopy
+READELF		= $(CROSS_COMPILE)readelf
+DLLTOOL		= $(CROSS_COMPILE)dlltool
+MDSO		= $(CROSS_COMPILE)mdso
+MC		= $(CROSS_COMPILE)windmc
+RC		= $(CROSS_COMPILE)windres
diff --git a/sysinfo/version.sh b/sysinfo/version.sh
new file mode 100755
index 0000000..0b948bc
--- /dev/null
+++ b/sysinfo/version.sh
@@ -0,0 +1,62 @@
+#!/bin/sh
+
+usage()
+{
+cat << EOF >&2
+
+Usage:
+  -h            show this HELP message
+  -s  SRCDIR    set source directory
+  -o  OUTPUT    set output header
+  -p  PREFIX    set macro prefix
+
+EOF
+exit 1
+}
+
+
+# one
+workdir=$(pwd)
+srcdir=
+output=
+prefix=
+
+
+while getopts "hs:o:p:" opt; do
+	case $opt in
+	h)
+  		usage
+  		;;
+	s)
+    		srcdir="$OPTARG"
+    		;;
+	o)
+    		output="$OPTARG"
+    		;;
+	p)
+    		prefix="$OPTARG"
+    		;;
+	\?)
+    		printf "Invalid option: -%s" "$OPTARG" >&2
+    		usage
+    		;;
+	esac
+done
+
+
+# two
+if [ -z "$srcdir" ] || [ -z "$output" ] || [ -z "$prefix" ]; then
+	usage
+fi
+
+cd "$srcdir" || exit 2
+
+gitver=`git rev-parse --verify HEAD 2>/dev/null` || gitver="unknown"
+macro=`echo "$prefix"_GIT_VERSION | tr '[:lower:]' '[:upper:]'`
+
+cd "$workdir" || exit 2
+mkdir  -p `dirname "$output"` || exit 2
+printf "#define $macro\t\"$gitver\"\n" > "$output"
+
+# all done
+exit 0