esp-idf/components/newlib/component.mk
2019-11-20 11:17:27 +01:00

24 lines
758 B
Makefile

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
COMPONENT_ADD_LDFRAGMENTS += newlib.lf
heap.o: CFLAGS += -fno-builtin