ASR_BASE

Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/external/subpack/lang/python/python3-package.mk b/external/subpack/lang/python/python3-package.mk
new file mode 100644
index 0000000..3300f1b
--- /dev/null
+++ b/external/subpack/lang/python/python3-package.mk
@@ -0,0 +1,294 @@
+#
+# Copyright (C) 2007-2016 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+# Note: include this file after `include $(TOPDIR)/rules.mk in your package Makefile
+
+python3_mk_path:=$(dir $(lastword $(MAKEFILE_LIST)))
+include $(python3_mk_path)python3-host.mk
+
+PYTHON3_DIR:=$(STAGING_DIR)/usr
+PYTHON3_INC_DIR:=$(PYTHON3_DIR)/include/python$(PYTHON3_VERSION)
+PYTHON3_LIB_DIR:=$(PYTHON3_DIR)/lib/python$(PYTHON3_VERSION)
+
+PYTHON3_PKG_DIR:=/usr/lib/python$(PYTHON3_VERSION)/site-packages
+
+PYTHON3:=python$(PYTHON3_VERSION)
+
+PYTHON3PATH:=$(PYTHON3_LIB_DIR):$(STAGING_DIR)/$(PYTHON3_PKG_DIR):$(PKG_INSTALL_DIR)/$(PYTHON3_PKG_DIR)
+
+-include $(PYTHON3_LIB_DIR)/openwrt/Makefile-vars
+
+# These configure args are needed in detection of path to Python header files
+# using autotools.
+CONFIGURE_ARGS += \
+	_python_sysroot="$(STAGING_DIR)" \
+	_python_prefix="/usr" \
+	_python_exec_prefix="/usr"
+
+PYTHON3_VARS = \
+	CC="$(TARGET_CC)" \
+	CCSHARED="$(TARGET_CC) $(FPIC)" \
+	CXX="$(TARGET_CXX)" \
+	LD="$(TARGET_CC)" \
+	LDSHARED="$(TARGET_CC) -shared" \
+	CFLAGS="$(TARGET_CFLAGS)" \
+	CPPFLAGS="$(TARGET_CPPFLAGS) -I$(PYTHON3_INC_DIR)" \
+	LDFLAGS="$(TARGET_LDFLAGS) -lpython$(PYTHON3_VERSION)" \
+	_PYTHON_HOST_PLATFORM="$(_PYTHON_HOST_PLATFORM)" \
+	_PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata_$(ABIFLAGS)_$(MACHDEP)_$(MULTIARCH)" \
+	PYTHONPATH="$(PYTHON3PATH)" \
+	PYTHONDONTWRITEBYTECODE=1 \
+	_python_sysroot="$(STAGING_DIR)" \
+	_python_prefix="/usr" \
+	_python_exec_prefix="/usr" \
+	$(CARGO_PKG_CONFIG_VARS) \
+	PYO3_CROSS_LIB_DIR="$(PYTHON3_LIB_DIR)" \
+	SETUPTOOLS_RUST_CARGO_PROFILE="$(CARGO_PKG_PROFILE)"
+
+# $(1) => directory of python script
+# $(2) => python script and its arguments
+# $(3) => additional variables
+define Python3/Run
+	cd "$(if $(strip $(1)),$(strip $(1)),.)" && \
+	$(PYTHON3_VARS) \
+	$(3) \
+	$(HOST_PYTHON3_BIN) $(2)
+endef
+
+define Python3/FixShebang
+	$(SED) "1"'!'"b;s,^#"'!'".*python.*,#"'!'"/usr/bin/python3," -i --follow-symlinks $(1)
+endef
+
+# default max recursion is 10
+PYTHON3_COMPILEALL_MAX_RECURSION_LEVEL:=20
+
+# $(1) => directory of python source files to compile
+#
+# XXX [So that you won't goof as I did]
+# Note: Yes, I tried to use the -O & -OO flags here.
+#       However the generated byte-codes were not portable.
+#       So, we just stuck to un-optimized byte-codes,
+#       which is still way better/faster than running
+#       Python sources all the time.
+#
+# Setting a fixed hash seed value is less secure than using
+# random seed values, but is necessary for reproducible builds
+# (for now).
+#
+# Should revisit this when https://bugs.python.org/issue37596
+# (and other related reproducibility issues) are fixed.
+define Python3/CompileAll
+	$(call Python3/Run,, \
+		-m compileall -r "$(PYTHON3_COMPILEALL_MAX_RECURSION_LEVEL)" -b -d '/' $(1),
+		$(if $(SOURCE_DATE_EPOCH),PYTHONHASHSEED="$(SOURCE_DATE_EPOCH)")
+	)
+endef
+
+# $(1) => target directory
+define Python3/DeleteSourceFiles
+	$(FIND) $(1) -type f -name '*.py' -delete
+endef
+
+# $(1) => target directory
+define Python3/DeleteNonSourceFiles
+	$(FIND) $(1) -not -type d -not -name '*.py' -delete
+endef
+
+# $(1) => target directory
+define Python3/DeleteEmptyDirs
+	$(FIND) $(1) -mindepth 1 -empty -type d -not -path '$(1)/CONTROL' -not -path '$(1)/CONTROL/*' -delete
+endef
+
+
+# Py3Package
+
+define Py3Package/filespec/Default
++|$(PYTHON3_PKG_DIR)
+endef
+
+# $(1) => package name
+# $(2) => src directory
+# $(3) => dest directory
+define Py3Package/ProcessFilespec
+	$(eval $(call shexport,Py3Package/$(1)/filespec))
+	$(SHELL) $(python3_mk_path)python-package-install.sh \
+		"$(2)" "$(3)" "$$$$$(call shvar,Py3Package/$(1)/filespec)"
+endef
+
+define Py3Package
+  define Package/$(1)-src
+    $(call Package/$(1))
+    DEPENDS:=
+    CONFLICTS:=
+    PROVIDES:=
+    EXTRA_DEPENDS:=
+    TITLE+= (sources)
+    USERID:=
+    MENU:=
+  endef
+
+  define Package/$(1)-src/description
+    $$(call Package/$(1)/description)
+
+    This package contains the Python source files for $(1).
+  endef
+
+  define Package/$(1)-src/config
+    depends on PACKAGE_$(1)
+  endef
+
+  # Add default PyPackage filespec none defined
+  ifeq ($(origin Py3Package/$(1)/filespec),undefined)
+    Py3Package/$(1)/filespec=$$(Py3Package/filespec/Default)
+  endif
+
+  ifndef Py3Package/$(1)/install
+    define Py3Package/$(1)/install
+	if [ -d $(PKG_INSTALL_DIR)/usr/bin ]; then \
+		$(INSTALL_DIR) $$(1)/usr/bin ; \
+		$(CP) $(PKG_INSTALL_DIR)/usr/bin/* $$(1)/usr/bin/ ; \
+	fi
+    endef
+  endif
+
+  ifndef Package/$(1)/install
+    define Package/$(1)/install
+	$$(call Py3Package/$(1)/install,$$(1))
+	$$(call Py3Package/ProcessFilespec,$(1),$(PKG_INSTALL_DIR),$$(1))
+	$(FIND) $$(1) -name '*.exe' -delete
+	$$(call Python3/CompileAll,$$(1))
+	$$(call Python3/DeleteSourceFiles,$$(1))
+	$$(call Python3/DeleteEmptyDirs,$$(1))
+	if [ -d "$$(1)/usr/bin" ]; then \
+		$$(call Python3/FixShebang,$$(1)/usr/bin/*) ; \
+	fi
+    endef
+
+    define Package/$(1)-src/install
+	$$(call Py3Package/$(1)/install,$$(1))
+	$$(call Py3Package/ProcessFilespec,$(1),$(PKG_INSTALL_DIR),$$(1))
+	$$(call Python3/DeleteNonSourceFiles,$$(1))
+	$$(call Python3/DeleteEmptyDirs,$$(1))
+    endef
+  endif # Package/$(1)/install
+endef
+
+
+# Py3Build
+
+PYTHON3_PKG_BUILD?=1
+PYTHON3_PKG_FORCE_DISTUTILS_SETUP?=
+
+PYTHON3_PKG_SETUP_DIR?=
+PYTHON3_PKG_SETUP_GLOBAL_ARGS?=
+PYTHON3_PKG_SETUP_ARGS?=--single-version-externally-managed
+PYTHON3_PKG_SETUP_VARS?=
+
+PYTHON3_PKG_BUILD_CONFIG_SETTINGS?=
+PYTHON3_PKG_BUILD_VARS?=$(PYTHON3_PKG_SETUP_VARS)
+PYTHON3_PKG_BUILD_ARGS?=
+PYTHON3_PKG_BUILD_PATH?=$(PYTHON3_PKG_SETUP_DIR)
+
+PYTHON3_PKG_INSTALL_VARS?=
+
+PYTHON3_PKG_WHEEL_NAME?=$(subst -,_,$(if $(PYPI_SOURCE_NAME),$(PYPI_SOURCE_NAME),$(PKG_NAME)))
+PYTHON3_PKG_WHEEL_VERSION?=$(PKG_VERSION)
+
+PYTHON3_PKG_BUILD_DIR?=$(PKG_BUILD_DIR)/$(PYTHON3_PKG_BUILD_PATH)
+
+
+PYTHON3_PKG_HOST_PIP_INSTALL_ARGS = \
+	$(foreach req,$(HOST_PYTHON3_PACKAGE_BUILD_DEPENDS), \
+		--requirement \
+		$(if $(findstring /,$(req)),$(req),$(python3_mk_path)host-pip-requirements/$(req).txt) \
+	)
+
+define Py3Build/FindStdlibDepends
+	$(SHELL) $(python3_mk_path)python3-find-stdlib-depends.sh -n "$(PKG_NAME)" "$(PKG_BUILD_DIR)";
+endef
+
+ifneq ($(strip $(PYPI_NAME)),)
+define Py3Build/CheckHostPipVersionMatch
+	if [ -d "$(python3_mk_path)host-pip-requirements" ] && \
+			[ -n "$$$$($(FIND) $(python3_mk_path)host-pip-requirements -maxdepth 1 -mindepth 1 -name '*.txt' -print -quit 2>/dev/null)" ]; then \
+		if grep -q "$(PYPI_NAME)==" $(python3_mk_path)host-pip-requirements/*.txt ; then \
+			if ! grep -q "$(PYPI_NAME)==$(PKG_VERSION)" $(python3_mk_path)host-pip-requirements/*.txt ; then \
+				printf "\nPlease update version of $(PYPI_NAME) to $(PKG_VERSION) in 'host-pip-requirements'/\n\n" ; \
+				exit 1 ; \
+			fi \
+		fi \
+	fi
+endef
+endif
+
+define Py3Build/InstallBuildDepends
+	$(if $(PYTHON3_PKG_HOST_PIP_INSTALL_ARGS), \
+		$(call HostPython3/PipInstall,$(PYTHON3_PKG_HOST_PIP_INSTALL_ARGS)) \
+	)
+endef
+
+define Py3Build/Compile/Distutils
+	$(call Py3Build/InstallBuildDepends)
+	$(INSTALL_DIR) $(PKG_INSTALL_DIR)/$(PYTHON3_PKG_DIR)
+	$(call Python3/Run, \
+		$(PKG_BUILD_DIR)/$(strip $(PYTHON3_PKG_SETUP_DIR)), \
+		setup.py \
+			$(PYTHON3_PKG_SETUP_GLOBAL_ARGS) \
+			install \
+			--prefix="/usr" \
+			--root="$(PKG_INSTALL_DIR)" \
+			$(PYTHON3_PKG_SETUP_ARGS) \
+			, \
+		$(PYTHON3_PKG_SETUP_VARS) \
+	)
+endef
+
+define Py3Build/Compile/Default
+	$(call Py3Build/InstallBuildDepends)
+	$(call Python3/Run, \
+		$(PKG_BUILD_DIR), \
+		-m build \
+			--no-isolation \
+			--outdir "$(PYTHON3_PKG_BUILD_DIR)"/openwrt-build \
+			--wheel \
+			$(foreach setting,$(PYTHON3_PKG_BUILD_CONFIG_SETTINGS),--config-setting=$(setting)) \
+			$(PYTHON3_PKG_BUILD_ARGS) \
+			"$(PYTHON3_PKG_BUILD_DIR)" \
+			, \
+		$(PYTHON3_PKG_BUILD_VARS) \
+	)
+endef
+
+define Py3Build/Install/Default
+	$(call Python3/Run, \
+		$(PKG_BUILD_DIR), \
+		-m installer \
+			--destdir "$(PKG_INSTALL_DIR)" \
+			--no-compile-bytecode \
+			--prefix /usr \
+			"$(PYTHON3_PKG_BUILD_DIR)"/openwrt-build/$(PYTHON3_PKG_WHEEL_NAME)-$(PYTHON3_PKG_WHEEL_VERSION)-*.whl \
+			, \
+		$(PYTHON3_PKG_INSTALL_VARS) \
+	)
+endef
+
+Py3Build/Compile=$(Py3Build/Compile/Default)
+Py3Build/Install=$(Py3Build/Install/Default)
+
+ifeq ($(strip $(PYTHON3_PKG_FORCE_DISTUTILS_SETUP)),1)
+  Py3Build/Compile=$(Py3Build/Compile/Distutils)
+  Py3Build/Install:=:
+endif
+
+ifeq ($(strip $(PYTHON3_PKG_BUILD)),1)
+  ifeq ($(PY3),stdlib)
+    Hooks/Configure/Post+=Py3Build/FindStdlibDepends
+  endif
+  Hooks/Configure/Post+=Py3Build/CheckHostPipVersionMatch
+  Build/Compile=$(Py3Build/Compile)
+  Build/Install=$(Py3Build/Install)
+endif