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# Rules to build signal interposition library, used by vm.make

# libjsig[_g].so: signal interposition library
JSIG      = jsig
LIBJSIG   = lib$(JSIG).so

JSIG_G    = $(JSIG)$(G_SUFFIX)
LIBJSIG_G = lib$(JSIG_G).so

JSIGSRCDIR = $(GAMMADIR)/src/os/$(Platform_os_family)/vm

DEST_JSIG  = $(JDK_LIBDIR)/$(LIBJSIG)

LIBJSIG_MAPFILE = $(MAKEFILES_DIR)/mapfile-vers-jsig

LFLAGS_JSIG += $(MAPFLAG:FILENAME=$(LIBJSIG_MAPFILE))

ifdef USE_GCC
LFLAGS_JSIG += -D_REENTRANT
else
LFLAGS_JSIG += -mt -xnolib
endif

$(LIBJSIG): $(JSIGSRCDIR)/jsig.c $(LIBJSIG_MAPFILE)
	@echo Making signal interposition lib...
	$(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) $(SHARED_FLAG) $(PICFLAG) \
                         $(LFLAGS_JSIG) -o $@ $< -ldl
	[ -f $(LIBJSIG_G) ] || { ln -s $@ $(LIBJSIG_G); }

install_jsig: $(LIBJSIG)
	@echo "Copying $(LIBJSIG) to $(DEST_JSIG)"
	$(QUIETLY) cp -f $(LIBJSIG) $(DEST_JSIG) && echo "Done"

.PHONY: install_jsig