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platformio: use CCFLAGS for -Werror #8175

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Jun 26, 2021
Merged

platformio: use CCFLAGS for -Werror #8175

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15 changes: 14 additions & 1 deletion tools/platformio-build.py
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,9 @@
https://arduino.cc/en/Reference/HomePage
"""

# For SCons documentation, see:
# https://scons.org/doc/latest

# Extends: https://github.com/platformio/platform-espressif8266/blob/develop/builder/main.py

from os.path import isdir, join
Expand Down Expand Up @@ -58,16 +61,17 @@ def scons_patched_match_splitext(path, suffixes=None):
env.Append(
ASFLAGS=["-x", "assembler-with-cpp"],

# General options that are passed to the C compiler (C only; not C++)
CFLAGS=[
"-std=gnu17",
"-Wpointer-arith",
"-Wno-implicit-function-declaration",
"-Werror=return-type",
"-Wl,-EL",
"-fno-inline-functions",
"-nostdlib"
],

# General options that are passed to the C and C++ compilers
CCFLAGS=[
"-Os", # optimize for size
"-mlongcalls",
Expand All @@ -78,15 +82,18 @@ def scons_patched_match_splitext(path, suffixes=None):
"-ffunction-sections",
"-fdata-sections",
"-Wall",
"-Werror=return-type",
"-free",
"-fipa-pta"
],

# General options that are passed to the C++ compiler
CXXFLAGS=[
"-fno-rtti",
"-std=gnu++17"
],

# General user options passed to the linker
LINKFLAGS=[
"-Os",
"-nostdlib",
Expand All @@ -105,6 +112,9 @@ def scons_patched_match_splitext(path, suffixes=None):
"-u", "_UserExceptionVector"
],

# A platform independent specification of C preprocessor definitions as either:
# - -DFLAG as "FLAG"
# - -DFLAG=VALUE as ("FLAG", "VALUE")
CPPDEFINES=[
("F_CPU", "$BOARD_F_CPU"),
"__ets__",
Expand All @@ -115,18 +125,21 @@ def scons_patched_match_splitext(path, suffixes=None):
"LWIP_OPEN_SRC"
],

# The list of directories that the C preprocessor will search for include directories
CPPPATH=[
join(FRAMEWORK_DIR, "tools", "sdk", "include"),
join(FRAMEWORK_DIR, "cores", env.BoardConfig().get("build.core")),
join(platform.get_package_dir("toolchain-xtensa"), "include")
],

# The list of directories that will be searched for libraries
LIBPATH=[
join("$BUILD_DIR", "ld"), # eagle.app.v6.common.ld
join(FRAMEWORK_DIR, "tools", "sdk", "lib"),
join(FRAMEWORK_DIR, "tools", "sdk", "ld")
],

# A list of one or more libraries that will be linked with any executable programs created by this environment
LIBS=[
"hal", "phy", "pp", "net80211", "wpa", "crypto", "main",
"wps", "bearssl", "espnow", "smartconfig", "airkiss", "wpa2",
Expand Down