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- ifeq ($(GCC_NOT_5_2_0), 1)
- ifdef CONFIG_NEWLIB_NANO_FORMAT
- LIBC := c_nano
- else # CONFIG_NEWLIB_NANO_FORMAT
- LIBC := c
- endif # CONFIG_NEWLIB_NANO_FORMAT
- # Order of linking matters: libnewlib.a should go before libc.a
- COMPONENT_ADD_LDFLAGS := -lnewlib -l$(LIBC) -lm
- COMPONENT_ADD_INCLUDEDIRS := platform_include
- ifdef CONFIG_SPIRAM_CACHE_WORKAROUND
- COMPONENT_ADD_LDFRAGMENTS := esp32-spiram-rom-functions-c.lf
- endif
- # Forces the linker to include locks, heap, and syscalls from this component,
- # instead of the implementations provided by newlib.
- COMPONENT_ADD_LDFLAGS += -u newlib_include_locks_impl
- COMPONENT_ADD_LDFLAGS += -u newlib_include_heap_impl
- COMPONENT_ADD_LDFLAGS += -u newlib_include_syscalls_impl
- else # GCC_NOT_5_2_0
- # Remove this section when GCC 5.2.0 is no longer supported
- ifdef CONFIG_SPIRAM_CACHE_WORKAROUND
- LIBC_PATH := $(COMPONENT_PATH)/lib/libc-psram-workaround.a
- LIBM_PATH := $(COMPONENT_PATH)/lib/libm-psram-workaround.a
- COMPONENT_ADD_LDFRAGMENTS := esp32-spiram-rom-functions-psram-workaround.lf
- else
- ifdef CONFIG_NEWLIB_NANO_FORMAT
- LIBC_PATH := $(COMPONENT_PATH)/lib/libc_nano.a
- else
- LIBC_PATH := $(COMPONENT_PATH)/lib/libc.a
- endif # CONFIG_NEWLIB_NANO_FORMAT
- LIBM_PATH := $(COMPONENT_PATH)/lib/libm.a
- endif # CONFIG_SPIRAM_CACHE_WORKAROUND
- COMPONENT_ADD_LDFLAGS := $(LIBC_PATH) $(LIBM_PATH) -lnewlib
- COMPONENT_ADD_LINKER_DEPS := $(LIBC_PATH) $(LIBM_PATH)
- COMPONENT_ADD_INCLUDEDIRS := platform_include include
- endif # GCC_NOT_5_2_0
- COMPONENT_ADD_LDFRAGMENTS += newlib.lf
- heap.o: CFLAGS += -fno-builtin
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