AROPT = cr

ifdef ELF_SYSTEM
export_dynamic = -Wl,-export-dynamic
rpath = -Wl,-R'$(rpathdir)'
endif

DLSUFFIX = .so

CFLAGS_SL = -fPIC -DPIC

# extra stuff for $(with_temp_install)
# we need this to get LD_LIBRARY_PATH searched ahead of the compiled-in
# rpath, if no DT_RUNPATH is present in the executable. The conditions
# under which DT_RUNPATH are added seem unpredictable, so be safe.

define with_temp_install_extra
LD_LIBRARY_PATH_RPATH=1
endef

# Rule for building a shared library from a single .o file
%.so: %.o
ifdef ELF_SYSTEM
	$(CC) $(CFLAGS) $(LDFLAGS) $(LDFLAGS_SL) -shared -o $@ $<
else
	$(LD) $(LDREL) $(LDOUT) $<.obj -x $<
	@echo building shared object $@
	@rm -f $@.pic
	@${AR} cq $@.pic $<.obj
	${RANLIB} $@.pic
	@rm -f $@
	$(LD) -x -Bshareable -Bforcearchive -o $@ $@.pic
endif
