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Makefile: Allow EXTRA_CFLAGS, EXTRA_CXXFLAGS, overriding of CXXFLAGS, etc.

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Angus Gratton 2015-12-30 11:26:02 +11:00
parent 9e0a652dec
commit b070fb2cd2
1 changed files with 3 additions and 3 deletions
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6
common.mk
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@ -100,11 +100,11 @@ ENTRY_SYMBOL ?= call_user_start
SPLIT_SECTIONS ?= 1
# Common flags for both C & C++_
C_CXX_FLAGS = -Wall -Werror -Wl,-EL -nostdlib -mlongcalls -mtext-section-literals $(CPPFLAGS)
C_CXX_FLAGS ?= -Wall -Werror -Wl,-EL -nostdlib -mlongcalls -mtext-section-literals $(CPPFLAGS) $(EXTRA_C_CXX_FLAGS)
# Flags for C only
CFLAGS = $(C_CXX_FLAGS) -std=gnu99
CFLAGS ?= $(C_CXX_FLAGS) -std=gnu99 $(EXTRA_CFLAGS)
# Flags for C++ only
CXXFLAGS = $(C_CXX_FLAGS) -fno-exceptions -fno-rtti
CXXFLAGS ?= $(C_CXX_FLAGS) -fno-exceptions -fno-rtti $(EXTRA_CXXFLAGS)
LDFLAGS = -nostdlib -Wl,--no-check-sections -L$(BUILD_DIR)sdklib -L$(ROOT)lib -u $(ENTRY_SYMBOL) -Wl,-static -Wl,-Map=build/${PROGRAM}.map $(EXTRA_LDFLAGS)