Add LunaSVG

Android/android-ndk-r27d/build/core/default-build-commands.mk

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+# The following definitions are the defaults used by all toolchains.
+# This is included in setup-toolchain.mk just before the inclusion
+# of the toolchain's specific setup.mk file which can then override
+# these definitions.
+#
+
+# These flags are used to ensure that a binary doesn't reference undefined
+# flags.
+TARGET_NO_UNDEFINED_LDFLAGS := -Wl,--no-undefined
+
+
+# Return the list of object, static libraries and shared libraries as they
+# must appear on the final static linker command (order is important).
+#
+# This can be over-ridden by a specific toolchain. Note that by default
+# we always put libgcc _after_ all static libraries and _before_ shared
+# libraries. This ensures that any libgcc function used by the final
+# executable will be copied into it. Otherwise, it could contain
+# symbol references to the same symbols as exported by shared libraries
+# and this causes binary compatibility problems when they come from
+# system libraries (e.g. libc.so and others).
+#
+# IMPORTANT: The result must use the host path convention.
+#
+# $1: object files
+# $2: static libraries
+# $3: whole static libraries
+# $4: shared libraries
+#
+TARGET-get-linker-objects-and-libraries = \
+    $(call host-path, $1) \
+    $(call link-whole-archives,$3) \
+    $(call host-path, $2) \
+    $(PRIVATE_LIBATOMIC) \
+    $(call host-path, $4) \
+
+# This flag are used to provide compiler protection against format
+# string vulnerabilities.
+TARGET_FORMAT_STRING_CFLAGS := -Wformat -Werror=format-security
+
+# This flag disables the above security checks
+TARGET_DISABLE_FORMAT_STRING_CFLAGS := -Wno-error=format-security
+
+define cmd-build-shared-library
+$(PRIVATE_LD_DRIVER) \
+    -Wl,-soname,$(notdir $(LOCAL_BUILT_MODULE)) \
+    -shared \
+    $(PRIVATE_LINKER_OBJECTS_AND_LIBRARIES) \
+    $(GLOBAL_LDFLAGS) \
+    $(PRIVATE_LDFLAGS) \
+    $(PRIVATE_LDLIBS) \
+    -o $(call host-path,$(LOCAL_BUILT_MODULE))
+endef
+
+# The following -rpath-link= are needed for ld.bfd (default for ARM64) when
+# linking executables to supress warning about missing symbol from libraries not
+# directly needed. ld.gold (default for all other architectures) doesn't emulate
+# this buggy behavior.
+define cmd-build-executable
+$(PRIVATE_LD_DRIVER) \
+    -Wl,-rpath-link=$(call host-path,$(PRIVATE_SYSROOT_API_LIB_DIR)) \
+    -Wl,-rpath-link=$(call host-path,$(TARGET_OUT)) \
+    $(PRIVATE_LINKER_OBJECTS_AND_LIBRARIES) \
+    $(GLOBAL_LDFLAGS) \
+    $(PRIVATE_LDFLAGS) \
+    $(PRIVATE_LDLIBS) \
+    -o $(call host-path,$(LOCAL_BUILT_MODULE))
+endef
+
+define cmd-build-static-library
+$(PRIVATE_AR) $(call host-path,$(LOCAL_BUILT_MODULE)) $(PRIVATE_AR_OBJECTS)
+endef
+
+cmd-strip = $(PRIVATE_STRIP) $(PRIVATE_STRIP_MODE) $(call host-path,$1)
+
+# arm32 currently uses a linker script in place of libgcc to ensure that
+# libunwind is linked in the correct order. --exclude-libs does not propagate to
+# the contents of the linker script and can't be specified within the linker
+# script. Hide both regardless of architecture to future-proof us in case we
+# move other architectures to a linker script (which we may want to do so we
+# automatically link libclangrt on other architectures).
+TARGET_LIBATOMIC = -latomic
+TARGET_LDLIBS := -lc -lm
+
+LLVM_TOOLCHAIN_PREFIX := $(TOOLCHAIN_ROOT)/bin/
+
+# IMPORTANT: The following definitions must use lazy assignment because
+# the value of TOOLCHAIN_NAME or TARGET_CFLAGS can be changed later by
+# the toolchain's setup.mk script.
+TOOLCHAIN_PREFIX = $(TOOLCHAIN_ROOT)/bin/$(TOOLCHAIN_NAME)-
+
+TARGET_CC = $(LLVM_TOOLCHAIN_PREFIX)clang$(HOST_EXEEXT)
+TARGET_CXX = $(LLVM_TOOLCHAIN_PREFIX)clang++$(HOST_EXEEXT)
+
+CLANG_TIDY = $(LLVM_TOOLCHAIN_PREFIX)clang-tidy$(HOST_EXEEXT)
+
+GLOBAL_CFLAGS = \
+    -target $(LLVM_TRIPLE)$(TARGET_PLATFORM_LEVEL) \
+    -fdata-sections \
+    -ffunction-sections \
+    -fstack-protector-strong \
+    -funwind-tables \
+    -no-canonical-prefixes \
+
+# This is unnecessary given the new toolchain layout, but Studio will not
+# recognize this as an Android build if there is no --sysroot flag.
+# TODO: Teach Studio to recognize Android builds based on --target.
+GLOBAL_CFLAGS += --sysroot $(call host-path,$(NDK_UNIFIED_SYSROOT_PATH))
+
+# Always enable debug info. We strip binaries when needed.
+GLOBAL_CFLAGS += -g
+
+# TODO: Remove.
+GLOBAL_CFLAGS += \
+    -Wno-invalid-command-line-argument \
+    -Wno-unused-command-line-argument \
+
+GLOBAL_CFLAGS += -D_FORTIFY_SOURCE=2
+
+
+ifeq ($(APP_WEAK_API_DEFS), true)
+  GLOBAL_CFLAGS += \
+      -D__ANDROID_UNAVAILABLE_SYMBOLS_ARE_WEAK__ \
+      -Werror=unguarded-availability \
+
+endif
+
+GLOBAL_LDFLAGS = \
+    -target $(LLVM_TRIPLE)$(TARGET_PLATFORM_LEVEL) \
+    -no-canonical-prefixes \
+
+ifeq ($(APP_OPTIM),release)
+    GLOBAL_LDFLAGS += -Wl,--gc-sections
+endif
+
+GLOBAL_CXXFLAGS = $(GLOBAL_CFLAGS) -fno-exceptions -fno-rtti
+
+TARGET_CFLAGS =
+TARGET_CONLYFLAGS =
+TARGET_CXXFLAGS = $(TARGET_CFLAGS)
+
+TARGET_ASM      = $(TOOLCHAIN_ROOT)/bin/yasm
+TARGET_ASMFLAGS =
+
+TARGET_LD       = $(TOOLCHAIN_ROOT)/bin/ld
+TARGET_LDFLAGS :=
+
+TARGET_AR = $(LLVM_TOOLCHAIN_PREFIX)llvm-ar$(HOST_EXEEXT)
+TARGET_ARFLAGS := crsD
+
+TARGET_STRIP = $(LLVM_TOOLCHAIN_PREFIX)llvm-strip$(HOST_EXEEXT)
+
+TARGET_OBJ_EXTENSION := .o
+TARGET_LIB_EXTENSION := .a
+TARGET_SONAME_EXTENSION := .so