SUBMODULES = \ external/libsodium \ external/libwally-core \ external/jsmn \ external/libbacktrace ifdef BUILD CROSSCOMPILE_OPTS := --host="$(MAKE_HOST)" --build="$(BUILD)" TARGET_DIR := external/"$(MAKE_HOST)" TOP := ../.. else TARGET_DIR := external TOP := .. endif LIBSODIUM_HEADERS := external/libsodium/src/libsodium/include/sodium.h LIBWALLY_HEADERS := external/libwally-core/include/wally_bip32.h \ external/libwally-core/include/wally_core.h \ external/libwally-core/include/wally_crypto.h LIBSECP_HEADERS := external/libwally-core/src/secp256k1/include/secp256k1_ecdh.h \ external/libwally-core/src/secp256k1/include/secp256k1.h JSMN_HEADERS := external/jsmn/jsmn.h EXTERNAL_HEADERS := $(LIBSODIUM_HEADERS) $(LIBWALLY_HEADERS) $(LIBSECP_HEADERS) $(JSMN_HEADERS) EXTERNAL_LIBS := ${TARGET_DIR}/libwallycore.a ${TARGET_DIR}/libsecp256k1.a ${TARGET_DIR}/libjsmn.a ${TARGET_DIR}/libbacktrace.a EXTERNAL_INCLUDE_FLAGS := \ -I external/libwally-core/include/ \ -I external/libwally-core/src/secp256k1/include/ \ -I external/jsmn/ \ -I external/libbacktrace/ \ -I ${TARGET_DIR}/libbacktrace-build ifneq ($(HAVE_GOOD_LIBSODIUM),1) EXTERNAL_INCLUDE_FLAGS += -I external/libsodium/src/libsodium/include \ -I external/libsodium/src/libsodium/include/sodium \ -I $(TARGET_DIR)/libsodium-build/src/libsodium/include EXTERNAL_LIBS += ${TARGET_DIR}/libsodium.a else LDLIBS += -lsodium endif EXTERNAL_LDLIBS := -L${TARGET_DIR} $(patsubst lib%.a,-l%,$(notdir $(EXTERNAL_LIBS))) submodcheck: FORCE @tools/refresh-submodules.sh $(SUBMODULES) # We build libsodium, since Ubuntu xenial has one too old. $(TARGET_DIR)/libsodium.a: $(TARGET_DIR)/libsodium-build/src/libsodium/libsodium.la $(MAKE) -C $(TARGET_DIR)/libsodium-build DESTDIR=$$(pwd)/$(TARGET_DIR) install-exec external/libsodium/src/libsodium/include/sodium.h: submodcheck $(TARGET_DIR)/libsodium-build/src/libsodium/libsodium.la: external/libsodium/src/libsodium/include/sodium.h cd external/libsodium && ./autogen.sh mkdir -p ${TARGET_DIR}/libsodium-build cd $(TARGET_DIR)/libsodium-build && $(TOP)/libsodium/configure CC="$(CC)" --enable-static=yes $(CROSSCOMPILE_OPTS) --enable-shared=no --prefix=/ --libdir=/ && $(MAKE) $(LIBWALLY_HEADERS) $(LIBSECP_HEADERS): submodcheck # libsecp included in libwally. # Wildcards here are magic. See http://stackoverflow.com/questions/2973445/gnu-makefile-rule-generating-a-few-targets-from-a-single-source-file $(TARGET_DIR)/libsecp256k1.% $(TARGET_DIR)/libwallycore.%: $(TARGET_DIR)/libwally-core-build/src/secp256k1/libsecp256k1.la $(TARGET_DIR)/libwally-core-build/src/libwallycore.la $(MAKE) -C $(TARGET_DIR)/libwally-core-build DESTDIR=$$(pwd)/$(TARGET_DIR) install-exec # Build libwally-core. # # PYTHON_VERSION is required to prevent configure from complaining about # missing python2 binaries. These have been removed in newer distros and we # shouldn't require them to be present either. $(TARGET_DIR)/libwally-core-build/src/libwallycore.% $(TARGET_DIR)/libwally-core-build/src/secp256k1/libsecp256k1.%: $(LIBWALLY_HEADERS) $(LIBSECP_HEADERS) cd external/libwally-core && ./tools/autogen.sh mkdir -p ${TARGET_DIR}/libwally-core-build cd ${TARGET_DIR}/libwally-core-build && PYTHON_VERSION=3 CFLAGS=-std=c99 ${TOP}/libwally-core/configure CC="$(CC)" --enable-static=yes $(CROSSCOMPILE_OPTS) --enable-module-recovery --enable-elements --enable-shared=no --prefix=/ --libdir=/ --enable-debug && $(MAKE) external/jsmn/jsmn.h: submodcheck # If we tell Make that the above builds both, it runs it twice in # parallel. So we lie :( external/jsmn/jsmn.c: external/jsmn/jsmn.h [ -f $@ ] $(TARGET_DIR)/jsmn-build/jsmn.o: external/jsmn/jsmn.c Makefile @mkdir -p $(@D) $(COMPILE.c) -DJSMN_STRICT=1 -o $@ $< $(TARGET_DIR)/libjsmn.a: $(TARGET_DIR)/jsmn-build/jsmn.o $(AR) rc $@ $< external/libbacktrace/backtrace.h: submodcheck # Need separate build dir: changes inside submodule make git think it's dirty. $(TARGET_DIR)/libbacktrace.a: external/libbacktrace/backtrace.h @mkdir $(TARGET_DIR)/libbacktrace-build 2>/dev/null || true cd $(TARGET_DIR)/libbacktrace-build && $(TOP)/libbacktrace/configure CC="$(CC)" --enable-static=yes $(CROSSCOMPILE_OPTS) --enable-shared=no --prefix=/ --libdir=/ && $(MAKE) $(MAKE) -C $(TARGET_DIR)/libbacktrace-build DESTDIR=$$(pwd)/$(TARGET_DIR) install-exec distclean: external-distclean clean: external-clean external-clean: $(RM) $(EXTERNAL_LIBS) $(TARGET_DIR)/*.la $(TARGET_DIR)/*.o if [ -f ${TARGET_DIR}/libsodium-build/Makefile ]; then make -C ${TARGET_DIR}/libsodium-build clean; fi if [ -f ${TARGET_DIR}/libwally-core-build/Makefile ]; then make -C ${TARGET_DIR}/libwally-core-build clean; fi if [ -f ${TARGET_DIR}/libwally-core-build/src/Makefile ]; then make -C ${TARGET_DIR}/libwally-core-build/src clean; fi external-distclean: make -C external/libsodium distclean || true $(RM) -rf ${TARGET_DIR}/libbacktrace-build $(RM) ${TARGET_DIR}/libsodium-build/src/libsodium/libsodium.la $(RM) ${TARGET_DIR}/libwally-core-build/src/secp256k1/libsecp256k1.la ${TARGET_DIR}/libwally-core-build/src/libwallycore.la $(RM) -r `git status --ignored --porcelain external/libwally-core | grep '^!! ' | cut -c3-`