Implement forced clean builds for boards so designated.

Mark boards that set CFLAGS_INLINE_LIMIT for particular langauges as needing clean builds.

Fixes #1910.

ports/atmel-samd/boards/circuitplayground_express/mpconfigboard.mk

@@ -28,6 +28,7 @@ FROZEN_MPY_DIRS += $(TOP)/frozen/Adafruit_CircuitPython_Thermistor
 # Tweak inlining depending on language.
 ifeq ($(TRANSLATION), zh_Latn_pinyin)
 CFLAGS_INLINE_LIMIT = 25
+RELEASE_NEEDS_CLEAN_BUILD = 1
 else
 CFLAGS_INLINE_LIMIT = 55
 endif

ports/atmel-samd/boards/circuitplayground_express_crickit/mpconfigboard.mk

@@ -21,6 +21,7 @@ CHIP_FAMILY = samd21
 # Tweak inlining depending on language.
 ifeq ($(TRANSLATION), zh_Latn_pinyin)
 CFLAGS_INLINE_LIMIT = 23
+RELEASE_NEEDS_CLEAN_BUILD = 1
 else
 CFLAGS_INLINE_LIMIT = 55
 endif

ports/atmel-samd/boards/feather_m0_express/mpconfigboard.mk

@@ -15,4 +15,5 @@ CHIP_FAMILY = samd21
 # Tweak inlining depending on language.
 ifeq ($(TRANSLATION), zh_Latn_pinyin)
 CFLAGS_INLINE_LIMIT = 60
+RELEASE_NEEDS_CLEAN_BUILD = 1
 endif

ports/atmel-samd/boards/itsybitsy_m0_express/mpconfigboard.mk

@@ -15,6 +15,7 @@ CHIP_FAMILY = samd21
 # Tweak inlining depending on language.
 ifeq ($(TRANSLATION), zh_Latn_pinyin)
 CFLAGS_INLINE_LIMIT = 45
+RELEASE_NEEDS_CLEAN_BUILD = 1
 else
 CFLAGS_INLINE_LIMIT = 70
 endif

ports/atmel-samd/boards/metro_m0_express/mpconfigboard.mk

@@ -16,4 +16,5 @@ CHIP_FAMILY = samd21
 # Tweak inlining depending on language.
 ifeq ($(TRANSLATION), zh_Latn_pinyin)
 CFLAGS_INLINE_LIMIT = 50
+RELEASE_NEEDS_CLEAN_BUILD = 1
 endif

ports/atmel-samd/boards/pewpew10/mpconfigboard.mk

@@ -25,4 +25,5 @@ CIRCUITPY_SMALL_BUILD = 1
 # Tweak inlining depending on language.
 ifeq ($(TRANSLATION), zh_Latn_pinyin)
 CFLAGS_INLINE_LIMIT = 40
+RELEASE_NEEDS_CLEAN_BUILD = 1
 endif

ports/atmel-samd/boards/sparkfun_redboard_turbo/mpconfigboard.mk

@@ -16,4 +16,5 @@ EXTERNAL_FLASH_DEVICES = "W25Q32FV"
 # Tweak inlining depending on language.
 ifeq ($(TRANSLATION), zh_Latn_pinyin)
 CFLAGS_INLINE_LIMIT = 50
+RELEASE_NEEDS_CLEAN_BUILD = 1
 endif

py/circuitpy_defns.mk

@@ -361,3 +361,8 @@ $(addprefix lib/,\
 	libm/atan2f.c \
 	)
 endif
+
+.PHONY: check-release-needs-clean-build
+
+check-release-needs-clean-build:
+	@echo "RELEASE_NEEDS_CLEAN_BUILD = $(RELEASE_NEEDS_CLEAN_BUILD)"

tools/build_release_files.py

@@ -1,3 +1,5 @@
+#! /usr/bin/env python3
+
 import os
 import sys
 import subprocess
@@ -6,7 +8,7 @@ import build_board_info as build_info
 import time
 
 for port in build_info.SUPPORTED_PORTS:
-    result = subprocess.run("rm -rf ../ports/{}/build*".format(port), shell=True)
+    result = subprocess.run("rm -rf ../ports/{port}/build*".format(port=port), shell=True)
 
 ROSIE_SETUPS = ["rosie-ci"]
 rosie_ok = {}
@@ -37,7 +39,25 @@ for board in build_boards:
         bin_directory = "../bin/{board}/{language}".format(board=board, language=language)
         os.makedirs(bin_directory, exist_ok=True)
         start_time = time.monotonic()
-        make_result = subprocess.run("make -C ../ports/" + board_info["port"] + " TRANSLATION=" + language + " BOARD=" + board, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+
+        # Normally different language builds are all done based on the same set of compiled sources.
+        # But sometimes a particular language needs to be built from scratch, if, for instance,
+        # CFLAGS_INLINE_LIMIT is set for a particular language to make it fit.
+        clean_build_check_result = subprocess.run(
+            "make -C ../ports/{port} TRANSLATION={language} BOARD={board} check-release-needs-clean-build | fgrep 'RELEASE_NEEDS_CLEAN_BUILD = 1'".format(
+                port = board_info["port"], language=language, board=board),
+            shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+        clean_build = clean_build_check_result.returncode == 0
+
+        build_dir = "build-{board}".format(board=board)
+        if clean_build:
+            build_dir += "-{language}".format(language=language)
+
+        make_result = subprocess.run(
+            "make -C ../ports/{port} TRANSLATION={language} BOARD={board} BUILD={build}".format(
+                port = board_info["port"], language=language, board=board, build=build_dir),
+            shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+
         build_duration = time.monotonic() - start_time
         success = "\033[32msucceeded\033[0m"
         if make_result.returncode != 0:
@@ -47,11 +67,14 @@ for board in build_boards:
         other_output = ""
 
         for extension in board_info["extensions"]:
-            temp_filename = "../ports/{port}/build-{board}/firmware.{extension}".format(port=board_info["port"], board=board, extension=extension)
+            temp_filename = "../ports/{port}/{build}/firmware.{extension}".format(
+                port=board_info["port"], build=build_dir, extension=extension)
             for alias in board_info["aliases"] + [board]:
-                bin_directory = "../bin/{alias}/{language}".format(alias=alias, language=language)
+                bin_directory = "../bin/{alias}/{language}".format(
+                    alias=alias, language=language)
                 os.makedirs(bin_directory, exist_ok=True)
-                final_filename = "adafruit-circuitpython-{alias}-{language}-{version}.{extension}".format(alias=alias, language=language, version=version, extension=extension)
+                final_filename = "adafruit-circuitpython-{alias}-{language}-{version}.{extension}".format(
+                    alias=alias, language=language, version=version, extension=extension)
                 final_filename = os.path.join(bin_directory, final_filename)
                 try:
                     shutil.copyfile(temp_filename, final_filename)
@@ -62,7 +85,9 @@ for board in build_boards:
 
         if travis:
             print('travis_fold:start:adafruit-bins-{}-{}\\r'.format(language, board))
-        print("Build {} for {} took {:.2f}s and {}".format(board, language, build_duration, success))
+        print("Build {board} for {language}{clean_build} took {build_duration:.2f}s and {success}".format(
+            board=board, language=language, clean_build=(" (clean_build)" if clean_build else ""),
+            build_duration=build_duration, success=success))
         if make_result.returncode != 0:
             print(make_result.stdout.decode("utf-8"))
             print(other_output)