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CXX ?= g++
CC ?= gcc
CFLAGS +=
LDFLAGS += -L.
LIBS +=
SHVER = 5
# Libraries must not be compiled/linked with -pie, -fpie or -FPIE
LIB_CFLAGS += $(filter-out -fPIE,$(CFLAGS)) -fPIC
LIB_LDFLAGS += $(filter-out -fPIE, $(filter-out -pie,$(LDFLAGS)))
LIB_LIBS += $(LIBS) -lblas
PROG_CFLAGS += $(CFLAGS)
PROG_LDFLAGS += $(LDFLAGS)
PROG_LIBS += $(LIBS) -llinear
DMAJOR ?= 0
DMINOR ?= 0
LIBFILE = liblinear.so.$(SHVER).$(DMAJOR).$(DMIJOR)
bindir ?= /usr/bin/
libdir ?= /usr/lib/
bindest = $(DESTDIR)$(bindir)
libdest = $(DESTDIR)$(libdir)
all: liblinear-train liblinear-predict liblinear.a
liblinear-train: train.c $(LIBFILE)
$(CXX) $(CPPFLAGS) $(PROG_CFLAGS) $(PROG_LDFLAGS) -o $@ train.c $(PROG_LIBS)
liblinear-predict: predict.c $(LIBFILE)
$(CXX) $(CPPFLAGS) $(PROG_CFLAGS) $(PROG_LDFLAGS) -o $@ predict.c $(PROG_LIBS)
$(LIBFILE): linear.cpp linear.h newton.cpp newton.h
$(CXX) $(CPPFLAGS) $(LIB_CFLAGS) $(LIB_LDFLAGS) -shared \
-Wl,-soname,liblinear.so.$(SHVER) \
-o $@ linear.cpp newton.cpp $(LIB_LIBS)
ln -s $@ liblinear.so.$(SHVER)
ln -s liblinear.so.$(SHVER) liblinear.so
liblinear.a:
$(CXX) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -c -o linear-static.o linear.cpp
$(CXX) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -c -o newton-static.o newton.cpp
ar cru liblinear.a linear-static.o newton-static.o
install: all
install -d $(bindest) $(libdest)
install liblinear-train liblinear-predict -m 755 $(bindest)
install liblinear.a -m 644 $(libdest)
install $(LIBFILE) -m 644 $(libdest)
cd $(libdest) && ln -s $(LIBFILE) liblinear.so.$(SHVER)
cd $(libdest) && ln -s liblinear.so.$(SHVER) liblinear.so
clean:
rm -f *~ *.o *.a *.so* liblinear-train liblinear-predict
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