micropython: Update to 1.20.0, refresh/rework patches

Patches 000-Makefile-no-errors.patch and 020-mpy-cross-fix-flags.patch
are no longer necessary.

This also adds a Build/InstallDev recipe to install files necessary for
micropython-lib.

Signed-off-by: Jeffery To <jeffery.to@gmail.com>

lang/python/micropython/Makefile

@@ -8,23 +8,25 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=micropython
-PKG_VERSION:=1.18
+PKG_VERSION:=1.20.0
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=https://github.com/micropython/micropython/releases/download/v$(PKG_VERSION)
-PKG_HASH:=96fc71b42ed331c64e1adc5a830ec4f29f2975c23e8751109c03f32b80fa3eb4
+PKG_HASH:=098ef8e40abdc62551b5460d0ffe9489074240c0cb5589ca3c3a425551beb9bf
 
 PKG_MAINTAINER:=Jeffery To <jeffery.to@gmail.com>
 PKG_LICENSE:=MIT
 PKG_LICENSE_FILES:=LICENSE
 
+PKG_BUILD_DEPENDS:=python3/host
+PKG_BUILD_FLAGS:=no-mips16
 PKG_BUILD_PARALLEL:=1
 
 include $(INCLUDE_DIR)/host-build.mk
 include $(INCLUDE_DIR)/package.mk
 
-define Package/micropython/default
+define Package/micropython/Default
   SUBMENU:=Python
   SECTION:=lang
   CATEGORY:=Languages
@@ -35,36 +37,37 @@ define Package/micropython/default
 endef
 
 define Package/micropython-mbedtls
-$(call Package/micropython/default)
+$(call Package/micropython/Default)
   TITLE+= (mbedtls)
-  DEPENDS+= +libmbedtls
+  DEPENDS+= +PACKAGE_micropython-mbedtls:libmbedtls
+  CONFLICTS:=micropython-nossl
   VARIANT:=mbedtls
   DEFAULT_VARIANT:=1
 endef
 
 define Package/micropython-nossl
-$(call Package/micropython/default)
+$(call Package/micropython/Default)
   TITLE+= (nossl)
   VARIANT:=nossl
 endef
 
-define Package/micropython/default/description
-  MicroPython is a lean and efficient implementation of the Python 3
-  programming language that includes a small subset of the Python
-  standard library and is optimised to run on microcontrollers and in
-  constrained environments.
+define Package/micropython/Default/description
+MicroPython is a lean and efficient implementation of the Python 3
+programming language that includes a small subset of the Python standard
+library and is optimised to run on microcontrollers and in constrained
+environments.
 endef
 
 define Package/micropython-mbedtls/description
-$(call Package/micropython/default/description)
+$(call Package/micropython/Default/description)
 
-  This version uses the Mbed TLS library.
+This version uses the Mbed TLS library.
 endef
 
 define Package/micropython-nossl/description
-$(call Package/micropython/default/description)
+$(call Package/micropython/Default/description)
 
-  This version is built without TLS and upip.
+This version is built without TLS and mip.
 endef
 
 MAKE_FLAGS += BUILD_VERBOSE=1
@@ -73,30 +76,42 @@ ifneq ($(CONFIG_DEBUG),)
   MAKE_FLAGS += DEBUG=1
 endif
 
-ifeq ($(BUILD_VARIANT),mbedtls)
-  MAKE_FLAGS += MICROPY_SSL_AXTLS=0 MICROPY_SSL_MBEDTLS=1
-endif
-
 ifeq ($(BUILD_VARIANT),nossl)
-  MAKE_FLAGS += MICROPY_PY_USSL=0 FROZEN_MANIFEST=
+  MAKE_FLAGS += MICROPY_PY_USSL=0 FROZEN_MANIFEST=variants/standard/manifest-nossl.py
 endif
 
 MAKE_PATH = ports/unix
 
-define Build/Compile
+define Build/Configure
 	+$(HOST_MAKE_VARS) \
 	$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR)/mpy-cross \
 		$(HOST_MAKE_FLAGS) BUILD_VERBOSE=1
-	$(call Build/Compile/Default)
 endef
 
-define Package/micropython/default/install
+define Build/InstallDev
+	$(INSTALL_DIR) $(2)/lib/micropython-$(PKG_VERSION)/mpy-cross
+	$(CP) \
+		$(PKG_BUILD_DIR)/mpy-cross/mpy_cross \
+		$(2)/lib/micropython-$(PKG_VERSION)/mpy-cross/
+
+	$(INSTALL_DIR) $(2)/lib/micropython-$(PKG_VERSION)/mpy-cross/build
+	$(INSTALL_BIN) \
+		$(PKG_BUILD_DIR)/mpy-cross/build/mpy-cross \
+		$(2)/lib/micropython-$(PKG_VERSION)/mpy-cross/build/
+
+	$(INSTALL_DIR) $(2)/lib/micropython-$(PKG_VERSION)/tools
+	$(INSTALL_DATA) \
+		$(PKG_BUILD_DIR)/tools/manifestfile.py \
+		$(2)/lib/micropython-$(PKG_VERSION)/tools/
+endef
+
+define Package/micropython/Default/install
 	$(INSTALL_DIR) $(1)/usr/bin
-	$(INSTALL_BIN) $(PKG_BUILD_DIR)/ports/unix/micropython $(1)/usr/bin/
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/ports/unix/build-standard/micropython $(1)/usr/bin/
 endef
 
-Package/micropython-mbedtls/install = $(Package/micropython/default/install)
-Package/micropython-nossl/install = $(Package/micropython/default/install)
+Package/micropython-mbedtls/install = $(Package/micropython/Default/install)
+Package/micropython-nossl/install = $(Package/micropython/Default/install)
 
 $(eval $(call BuildPackage,micropython-mbedtls))
 $(eval $(call BuildPackage,micropython-nossl))

lang/python/micropython/patches/000-Makefile-no-errors.patch

@@ -1,11 +0,0 @@
---- a/ports/unix/Makefile
-+++ b/ports/unix/Makefile
-@@ -36,7 +36,7 @@ INC +=  -I$(TOP)
- INC += -I$(BUILD)
- 
- # compiler settings
--CWARN = -Wall -Werror
-+CWARN = -Wall
- CWARN += -Wextra -Wno-unused-parameter -Wpointer-arith -Wdouble-promotion -Wfloat-conversion
- CFLAGS += $(INC) $(CWARN) -std=gnu99 -DUNIX $(CFLAGS_MOD) $(COPT) -I$(VARIANT_DIR) $(CFLAGS_EXTRA)
- 

lang/python/micropython/patches/020-mpy-cross-fix-flags.patch

@@ -1,20 +0,0 @@
---- a/mpy-cross/Makefile
-+++ b/mpy-cross/Makefile
-@@ -19,7 +19,7 @@ INC += -I$(TOP)
- # compiler settings
- CWARN = -Wall -Werror
- CWARN += -Wextra -Wno-unused-parameter -Wpointer-arith
--CFLAGS = $(INC) $(CWARN) -std=gnu99 $(CFLAGS_MOD) $(COPT) $(CFLAGS_EXTRA)
-+CFLAGS += $(INC) $(CWARN) -std=gnu99 $(CFLAGS_MOD) $(COPT) $(CFLAGS_EXTRA)
- CFLAGS += -fdata-sections -ffunction-sections -fno-asynchronous-unwind-tables
- 
- # Debugging/Optimization
-@@ -42,7 +42,7 @@ else
- # Use gcc syntax for map file
- LDFLAGS_ARCH = -Wl,-Map=$@.map,--cref -Wl,--gc-sections
- endif
--LDFLAGS = $(LDFLAGS_MOD) $(LDFLAGS_ARCH) -lm $(LDFLAGS_EXTRA)
-+LDFLAGS += $(LDFLAGS_MOD) $(LDFLAGS_ARCH) -lm $(LDFLAGS_EXTRA)
- 
- # source files
- SRC_C = \

lang/python/micropython/patches/030-target-no-darwin.patch

@@ -1,6 +1,6 @@
 --- a/ports/unix/Makefile
 +++ b/ports/unix/Makefile
-@@ -24,7 +24,7 @@ QSTR_DEFS = qstrdefsport.h
+@@ -31,7 +31,7 @@ QSTR_DEFS = qstrdefsport.h
  QSTR_GLOBAL_DEPENDENCIES = $(VARIANT_DIR)/mpconfigvariant.h
  
  # OS name, for simple autoconfig

lang/python/micropython/patches/040-extmod-use-external-mbedtls.patch

@@ -9,13 +9,17 @@ Subject: [PATCH 06/10] extmod: Use system mbedtls
 
 --- a/extmod/extmod.mk
 +++ b/extmod/extmod.mk
-@@ -66,81 +66,8 @@ SRC_MOD += $(addprefix $(AXTLS_DIR)/,\
+@@ -131,84 +131,8 @@ SRC_THIRDPARTY_C += $(addprefix $(AXTLS_
  	crypto/sha1.c \
  	)
  else ifeq ($(MICROPY_SSL_MBEDTLS),1)
 -MBEDTLS_DIR = lib/mbedtls
--CFLAGS_MOD += -DMICROPY_SSL_MBEDTLS=1 -I$(TOP)/$(MBEDTLS_DIR)/include
--SRC_MOD += $(addprefix $(MBEDTLS_DIR)/library/,\
+-MBEDTLS_CONFIG_FILE ?= \"mbedtls/mbedtls_config.h\"
+-GIT_SUBMODULES += $(MBEDTLS_DIR)
+-CFLAGS_EXTMOD += -DMBEDTLS_CONFIG_FILE=$(MBEDTLS_CONFIG_FILE)
+-CFLAGS_EXTMOD += -DMICROPY_SSL_MBEDTLS=1 -I$(TOP)/$(MBEDTLS_DIR)/include
+-SRC_THIRDPARTY_C += lib/mbedtls_errors/mp_mbedtls_errors.c
+-SRC_THIRDPARTY_C += $(addprefix $(MBEDTLS_DIR)/library/,\
 -	aes.c \
 -	aesni.c \
 -	arc4.c \
@@ -43,7 +47,6 @@ Subject: [PATCH 06/10] extmod: Use system mbedtls
 -	ecp_curves.c \
 -	entropy.c \
 -	entropy_poll.c \
--	error.c \
 -	gcm.c \
 -	havege.c \
 -	hmac_drbg.c \
@@ -88,7 +91,7 @@ Subject: [PATCH 06/10] extmod: Use system mbedtls
 -	x509write_csr.c \
 -	xtea.c \
 -	)
-+CFLAGS_MOD += -DMICROPY_SSL_MBEDTLS=1
++CFLAGS_EXTMOD += -DMICROPY_SSL_MBEDTLS=1
 +LDFLAGS_MOD += -lmbedx509 -lmbedtls -lmbedcrypto
  endif
  endif

lang/python/micropython/src/ports/unix/variants/standard/manifest-nossl.py

@@ -0,0 +1 @@
+include("$(MPY_DIR)/extmod/uasyncio")