python3: replicate packaging work done in python package

Signed-off-by: Alexandru Ardelean <ardeleanalex@gmail.com>

lang/python3/Makefile

@@ -1,5 +1,5 @@
 #
-# Copyright (C) 2006-2014 OpenWrt.org
+# Copyright (C) 2006-2015 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -57,7 +57,7 @@ endef
 define Package/python3-base
 $(call Package/python3/Default)
   TITLE:=Python $(PYTHON_VERSION) interpreter
-  DEPENDS:=+libpthread +zlib +libffi +libopenssl
+  DEPENDS:=+libpthread +zlib
 endef
 
 define Package/python3-base/description
@@ -65,13 +65,45 @@ define Package/python3-base/description
   for the interpreter to start.
 endef
 
+define Package/python3-light
+$(call Package/python3/Default)
+  TITLE:=Python $(PYTHON_VERSION) light installation
+  DEPENDS:=+python3-base +libffi +libbz2
+endef
+
+define Package/python3-light/description
+  This package is essentially the python3-base package plus
+  a few of the rarely used (and big) libraries stripped out
+  into separate packages.
+endef
+
+# Define newline here, since it's not defined in OpenWRT
+define newline
+
+
+endef
+
+PYTHON3_LIB_FILES_DEL:=
+PYTHON3_PACKAGES:=
+PYTHON3_SO_SUFFIX:=cpython-34.so
+define Py3BasePackage
+  PYTHON3_PACKAGES+=$(1)
+  PYTHON3_LIB_FILES_DEL+=$(2)
+  define Py3Package/$(1)/filespec
+    $(subst $(space),$(newline),$(foreach lib_file,$(2),+|$(lib_file)))
+  endef
+endef
+
+include ./files/python3-package-*.mk
+
 define Package/python3
 $(call Package/python3/Default)
-  DEPENDS:=+python3-base +libncursesw +libbz2 +libgdbm +libsqlite3 +libdb47
+  DEPENDS:=+python3-light $(foreach package,$(PYTHON3_PACKAGES),+$(package))
 endef
 
 define Package/python3/description
   This package contains the (almost) full Python install.
+  It's python3-light + all other packages.
 endef
 
 MAKE_FLAGS+=\
@@ -123,29 +155,34 @@ define Build/InstallDev
 		$(1)/usr/lib/python$(PYTHON_VERSION)/
 endef
 
+PYTHON3_BASE_LIB_FILES:= \
+	/usr/lib/python$(PYTHON_VERSION)/_collections_abc.py \
+	/usr/lib/python$(PYTHON_VERSION)/_sitebuiltins.py \
+	/usr/lib/python$(PYTHON_VERSION)/_sysconfigdata.py \
+	/usr/lib/python$(PYTHON_VERSION)/_weakrefset.py \
+	/usr/lib/python$(PYTHON_VERSION)/abc.py \
+	/usr/lib/python$(PYTHON_VERSION)/codecs.py \
+	/usr/lib/python$(PYTHON_VERSION)/genericpath.py \
+	/usr/lib/python$(PYTHON_VERSION)/io.py \
+	/usr/lib/python$(PYTHON_VERSION)/os.py \
+	/usr/lib/python$(PYTHON_VERSION)/posixpath.py \
+	/usr/lib/python$(PYTHON_VERSION)/site.py \
+	/usr/lib/python$(PYTHON_VERSION)/sysconfig.py \
+	/usr/lib/python$(PYTHON_VERSION)/stat.py
+
+PYTHON3_LIB_FILES_DEL+=$(PYTHON3_BASE_LIB_FILES)
+
 define Py3Package/python3-base/filespec
 +|/usr/bin/python$(PYTHON_VERSION)
-+|/usr/lib/python$(PYTHON_VERSION)/encodings
-+|/usr/lib/python$(PYTHON_VERSION)/_collections_abc.py
-+|/usr/lib/python$(PYTHON_VERSION)/_sitebuiltins.py
-+|/usr/lib/python$(PYTHON_VERSION)/_sysconfigdata.py
-+|/usr/lib/python$(PYTHON_VERSION)/_weakrefset.py
-+|/usr/lib/python$(PYTHON_VERSION)/abc.py
-+|/usr/lib/python$(PYTHON_VERSION)/codecs.py
-+|/usr/lib/python$(PYTHON_VERSION)/genericpath.py
-+|/usr/lib/python$(PYTHON_VERSION)/io.py
-+|/usr/lib/python$(PYTHON_VERSION)/os.py
-+|/usr/lib/python$(PYTHON_VERSION)/posixpath.py
-+|/usr/lib/python$(PYTHON_VERSION)/site.py
-+|/usr/lib/python$(PYTHON_VERSION)/sysconfig.py
-+|/usr/lib/python$(PYTHON_VERSION)/stat.py
+$(subst $(space),$(newline),$(foreach lib_file,$(PYTHON3_BASE_LIB_FILES),+|$(lib_file)))
 endef
 
-define Py3Package/python3/filespec
+define Py3Package/python3-light/filespec
 +|/usr/lib/python$(PYTHON_VERSION)
 -|/usr/lib/python$(PYTHON_VERSION)/config-$(PYTHON_VERSION)
 -|/usr/lib/python$(PYTHON_VERSION)/distutils/cygwinccompiler.py
 -|/usr/lib/python$(PYTHON_VERSION)/distutils/command/wininst*
+-|/usr/lib/python$(PYTHON_VERSION)/ensurepip
 -|/usr/lib/python$(PYTHON_VERSION)/idlelib
 -|/usr/lib/python$(PYTHON_VERSION)/lib2to3
 -|/usr/lib/python$(PYTHON_VERSION)/tkinter
@@ -157,6 +194,8 @@ define Py3Package/python3/filespec
 -|/usr/lib/python$(PYTHON_VERSION)/webbrowser.py
 -|/usr/lib/python$(PYTHON_VERSION)/*/test
 -|/usr/lib/python$(PYTHON_VERSION)/*/tests
+-|/usr/lib/python$(PYTHON_VERSION)/_osx_support.py
+$(subst $(space),$(newline),$(foreach lib_file,$(PYTHON3_LIB_FILES_DEL),-|$(lib_file)))
 endef
 
 define Py3Package/python3-base/install
@@ -167,6 +206,14 @@ define Py3Package/python3-base/install
 	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libpython$(PYTHON_VERSION).so* $(1)/usr/lib/
 endef
 
+define Py3Package/python3/filespec
+-|$(PYTHON3_PKG_DIR)
+endef
+
+HOST_CFLAGS+= \
+	-I/usr/include/ncursesw \
+	-I/usr/include/ncurses
+
 HOST_CONFIGURE_ARGS+= \
 	--without-cxx-main \
 	--without-pymalloc \
@@ -174,7 +221,7 @@ HOST_CONFIGURE_ARGS+= \
 	--prefix=$(STAGING_DIR_HOST) \
 	--with-ensurepip=upgrade \
 	CONFIG_SITE= \
-	OPT="$(HOST_CFLAGS)"
+	CFLAGS="$(HOST_CFLAGS)"
 
 define Host/Compile
 	+$(MAKE) $(HOST_JOBS) -C $(HOST_BUILD_DIR) python Parser/pgen
@@ -189,8 +236,15 @@ endef
 
 $(eval $(call HostBuild))
 
+$(foreach package, $(PYTHON3_PACKAGES),  \
+	$(eval $(call Py3Package,$(package))) \
+	$(eval $(call BuildPackage,$(package))) \
+)
+
 $(eval $(call Py3Package,python3-base))
+$(eval $(call Py3Package,python3-light))
 $(eval $(call Py3Package,python3))
 
 $(eval $(call BuildPackage,python3-base))
+$(eval $(call BuildPackage,python3-light))
 $(eval $(call BuildPackage,python3))