ARCH=$(shell uname -m) ifeq ($(ARCH), x86_64) JARCH=amd64 endif ifeq ($(ARCH), armv7l) JARCH=armhf endif ifeq ($(ARCH), armv6l) JARCH=armhf endif ifeq ($(ARCH), aarch64) JARCH=aarch64 endif ifeq ($(ARCH), ppc64) JARCH=powerpc endif ifeq ($(ARCH), ppc64le) JARCH=powerpc endif DESTDIR=/usr/local VERSION=1 REVISION=0 AGE=0 LN=ln -sf RM=rm SLIBJVMTI=libjvmti.so.$(VERSION).$(REVISION).$(AGE) VLIBJVMTI=libjvmti.so.$(VERSION) SLDFLAGS=-shared -Wl,-soname -Wl,$(VLIBJVMTI) SOLIBEXT=so # The following works at least on fedora 23, you may need the next # line for other distros. ifneq (,$(wildcard /usr/sbin/update-java-alternatives)) JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | cut -d ' ' -f 3) else ifneq (,$(wildcard /usr/sbin/alternatives)) JDIR=$(shell alternatives --display java | tail -1 | cut -d' ' -f 5 | sed 's%/jre/bin/java.%%g') endif endif ifndef JDIR $(error Could not find alternatives command, you need to set JDIR= to point to the root of your Java directory) else ifeq (,$(wildcard $(JDIR)/include/jvmti.h)) $(error the openjdk development package appears to me missing, install and try again) endif endif $(info Using Java from $(JDIR)) # -lrt required in 32-bit mode for clock_gettime() LIBS=-lelf -lrt INCDIR=-I $(JDIR)/include -I $(JDIR)/include/linux TARGETS=$(SLIBJVMTI) SRCS=libjvmti.c jvmti_agent.c OBJS=$(SRCS:.c=.o) SOBJS=$(OBJS:.o=.lo) OPT=-O2 -g -Werror -Wall CFLAGS=$(INCDIR) $(OPT) all: $(TARGETS) .c.o: $(CC) $(CFLAGS) -c $*.c .c.lo: $(CC) -fPIC -DPIC $(CFLAGS) -c $*.c -o $*.lo $(OBJS) $(SOBJS): Makefile jvmti_agent.h ../util/jitdump.h $(SLIBJVMTI): $(SOBJS) $(CC) $(CFLAGS) $(SLDFLAGS) -o $@ $(SOBJS) $(LIBS) $(LN) $@ libjvmti.$(SOLIBEXT) clean: $(RM) -f *.o *.so.* *.so *.lo install: -mkdir -p $(DESTDIR)/lib install -m 755 $(SLIBJVMTI) $(DESTDIR)/lib/ (cd $(DESTDIR)/lib; $(LN) $(SLIBJVMTI) $(VLIBJVMTI)) (cd $(DESTDIR)/lib; $(LN) $(SLIBJVMTI) libjvmti.$(SOLIBEXT)) ldconfig .SUFFIXES: .c .S .o .lo