# set defaults instead redefine CXXFLAGS ?= -g -Wall -Wextra -Wno-unused-parameter -pedantic -Wno-misleading-indentation INCFLAGS ?= ## NOTE: The NEEDED_CXXFLAGS are here so that custom CXXFLAGS can be specified at build time ## **without** overwriting the CXXFLAGS which we need in order to build. ## For example, when adding 'hardening flags' to the build ## (e.g. -fstack-protector-strong -Wformat -Werror=format-security), we do not want to remove ## -std=c++11. If you want to remove this variable please do so in a way that allows setting ## custom FLAGS to work at build-time. # detect proper flag for c++11 support by compilers CXXVER := $(shell $(CXX) -dumpversion) ifeq ($(shell expr match $(CXX) 'clang'),5) NEEDED_CXXFLAGS += -std=c++11 else ifeq ($(shell expr match ${CXXVER} "4\.[0-9][0-9]"),4) # gcc >= 4.10 NEEDED_CXXFLAGS += -std=c++11 else ifeq ($(shell expr match ${CXXVER} "4\.[7-9]"),3) # >= 4.7 NEEDED_CXXFLAGS += -std=c++11 -D_GLIBCXX_USE_NANOSLEEP=1 else ifeq ($(shell expr match ${CXXVER} "4\.6"),3) # = 4.6 NEEDED_CXXFLAGS += -std=c++0x else ifeq ($(shell expr match ${CXXVER} "[5-7]\.[0-9]"),3) # gcc >= 5.0 NEEDED_CXXFLAGS += -std=c++11 else ifeq ($(shell expr match ${CXXVER} "[7-8]"),1) # gcc 7 ubuntu or gcc 8 arch NEEDED_CXXFLAGS += -std=c++11 else # not supported $(error Compiler too old) endif NEEDED_CXXFLAGS += -fPIC ifeq ($(USE_STATIC),yes) # NOTE: on glibc you will get this warning: # Using 'getaddrinfo' in statically linked applications requires at runtime # the shared libraries from the glibc version used for linking LIBDIR := /usr/lib LDLIBS = $(LIBDIR)/libboost_system.a LDLIBS += $(LIBDIR)/libboost_date_time.a LDLIBS += $(LIBDIR)/libboost_filesystem.a LDLIBS += $(LIBDIR)/libboost_program_options.a LDLIBS += $(LIBDIR)/libssl.a LDLIBS += $(LIBDIR)/libcrypto.a LDLIBS += $(LIBDIR)/libz.a LDLIBS += -lpthread -static-libstdc++ -static-libgcc -lrt -ldl USE_AESNI := no else LDLIBS = -lcrypto -lssl -lz -lboost_system -lboost_date_time -lboost_filesystem -lboost_program_options -lpthread endif # UPNP Support (miniupnpc 1.5 and higher) ifeq ($(USE_UPNP),yes) CXXFLAGS += -DUSE_UPNP ifeq ($(USE_STATIC),yes) LDLIBS += $(LIBDIR)/libminiupnpc.a else LDLIBS += -lminiupnpc endif endif ifeq ($(USE_AESNI),yes) #check if AES-NI is supported by CPU ifneq ($(shell $(GREP) -c aes /proc/cpuinfo),0) machine := $(shell uname -m) ifeq ($(machine), aarch64) CXXFLAGS += -DARM64AES else CPU_FLAGS += -maes endif endif endif ifeq ($(USE_AVX),yes) #check if AVX supported by CPU ifneq ($(shell $(GREP) -c avx /proc/cpuinfo),0) CPU_FLAGS += -mavx endif endif