mirror of
https://github.com/GrapheneOS/hardened_malloc.git
synced 2024-10-01 01:36:01 -04:00
58 lines
1.6 KiB
Makefile
58 lines
1.6 KiB
Makefile
CONFIG_NATIVE := true
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CONFIG_CXX_ALLOCATOR := true
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CONFIG_UBSAN := false
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CONFIG_SEAL_METADATA := false
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define safe_flag
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$(shell $(CC) -E $1 - </dev/null >/dev/null 2>&1 && echo $1)
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endef
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CPPFLAGS := -D_GNU_SOURCE
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SHARED_FLAGS := -O2 -flto -fPIC -fvisibility=hidden -fno-plt -pipe -Wall -Wextra $(call safe_flag,-Wcast-align=strict) -Wcast-qual -Wwrite-strings
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ifeq ($(CONFIG_NATIVE),true)
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SHARED_FLAGS += -march=native
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endif
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CFLAGS := -std=c11 $(SHARED_FLAGS) -Wmissing-prototypes
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CXXFLAGS := -std=c++14 $(SHARED_FLAGS)
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LDFLAGS := -Wl,-z,defs,-z,relro,-z,now,-z,nodlopen,-z,text
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TIDY_CHECKS := -checks=bugprone-*,-bugprone-macro-parentheses,cert-*,clang-analyzer-*,readability-*,-readability-else-after-return,-readability-inconsistent-declaration-parameter-name,-readability-named-parameter
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SOURCES := chacha.c malloc.c memory.c pages.c random.c util.c
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OBJECTS := $(SOURCES:.c=.o)
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ifeq ($(CONFIG_CXX_ALLOCATOR),true)
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LDLIBS += -lstdc++
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SOURCES += new.cc
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OBJECTS += new.o
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endif
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ifeq ($(CONFIG_UBSAN),true)
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CFLAGS += -fsanitize=undefined
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CXXFLAGS += -fsanitize=undefined
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endif
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ifeq ($(CONFIG_SEAL_METADATA),true)
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CPPFLAGS += -DCONFIG_SEAL_METADATA
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endif
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hardened_malloc.so: $(OBJECTS)
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$(CC) $(CFLAGS) $(LDFLAGS) -shared $^ $(LDLIBS) -o $@
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chacha.o: chacha.c chacha.h util.h
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malloc.o: malloc.c malloc.h config.h mutex.h memory.h pages.h random.h util.h
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memory.o: memory.c memory.h util.h
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new.o: new.cc malloc.h util.h
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pages.o: pages.c pages.h memory.h util.h
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random.o: random.c random.h chacha.h util.h
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util.o: util.c util.h
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tidy:
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clang-tidy $(TIDY_CHECKS) $(SOURCES) -- $(CPPFLAGS)
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clean:
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rm -f hardened_malloc.so $(OBJECTS)
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.PHONY: clean tidy
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