unix: Allow to build libffi from source and link against it.
Linking against local libffi (and other libs in future) is triggered by "make MICROPY_STANDALONE=1". Before that, dependent libs should be built with "make deplibs".
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@ -77,13 +77,26 @@ ifeq ($(MICROPY_PY_SOCKET),1)
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CFLAGS_MOD += -DMICROPY_PY_SOCKET=1
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SRC_MOD += modsocket.c
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endif
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ifeq ($(MICROPY_PY_FFI),1)
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LIBFFI_LDFLAGS_MOD := $(shell pkg-config --libs libffi)
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ifeq ($(MICROPY_STANDALONE),1)
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LIBFFI_CFLAGS_MOD := -I$(shell ls -1d ../lib/libffi/out/lib/libffi-*/include)
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ifeq ($(MICROPY_FORCE_32BIT),1)
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LIBFFI_LDFLAGS_MOD = ../lib/libffi/out/lib32/libffi.a
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else
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LIBFFI_LDFLAGS_MOD = ../lib/libffi/out/lib/libffi.a
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endif
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else
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LIBFFI_CFLAGS_MOD := $(shell pkg-config --cflags libffi)
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CFLAGS_MOD += $(LIBFFI_CFLAGS_MOD) -DMICROPY_PY_FFI=1
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ifeq ($(UNAME_S),Linux)
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LDFLAGS_MOD += -ldl
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LIBFFI_LDFLAGS_MOD := $(shell pkg-config --libs libffi)
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endif
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ifeq ($(UNAME_S),Linux)
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LIBFFI_LDFLAGS_MOD += -ldl
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endif
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CFLAGS_MOD += $(LIBFFI_CFLAGS_MOD) -DMICROPY_PY_FFI=1
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LDFLAGS_MOD += $(LIBFFI_LDFLAGS_MOD)
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SRC_MOD += modffi.c
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endif
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@ -172,3 +185,19 @@ $(BUILD)/frozen_upip/upip.py: $(UPIP_TARBALL)
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$(Q)rm -rf $(dir $@)
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$(Q)mkdir -p $(dir $@)
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$(Q)cp $(BUILD)/micropython-upip-*/upip*.py $(dir $@)
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# Value of configure's --host= option (required for cross-compilation).
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# Deduce it from CROSS_COMPILE by default, but can be overriden.
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ifneq ($(CROSS_COMPILE),)
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CROSS_COMPILE_HOST = --host=$(patsubst %-,%,$(CROSS_COMPILE))
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else
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CROSS_COMPILE_HOST =
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endif
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deplibs: libffi
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libffi:
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cd ../lib/libffi; git clean -d -x -f
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cd ../lib/libffi; ./autogen.sh
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cd ../lib/libffi; ./configure $(CROSS_COMPILE_HOST) --prefix=$$PWD/out CC="$(CC)" CXX="$(CXX)" LD="$(LD)"; make install
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