# Clear out all vpaths, then set just one (default vpath) for the main build # directory. vpath vpath % . # Clear the default suffixes, so that built-in rules are not used. .SUFFIXES : SHELL := /bin/sh CC := @CC@ CXX := @CXX@ # Configuration parameters. DESTDIR = BINDIR := $(DESTDIR)@BINDIR@ INCLUDEDIR := $(DESTDIR)@INCLUDEDIR@ LIBDIR := $(DESTDIR)@LIBDIR@ DATADIR := $(DESTDIR)@DATADIR@ MANDIR := $(DESTDIR)@MANDIR@ srcroot := @srcroot@ objroot := @objroot@ abs_srcroot := @abs_srcroot@ abs_objroot := @abs_objroot@ # Build parameters. CPPFLAGS := @CPPFLAGS@ -I$(objroot)include -I$(srcroot)include CONFIGURE_CFLAGS := @CONFIGURE_CFLAGS@ SPECIFIED_CFLAGS := @SPECIFIED_CFLAGS@ EXTRA_CFLAGS := @EXTRA_CFLAGS@ CFLAGS := $(strip $(CONFIGURE_CFLAGS) $(SPECIFIED_CFLAGS) $(EXTRA_CFLAGS)) CONFIGURE_CXXFLAGS := @CONFIGURE_CXXFLAGS@ SPECIFIED_CXXFLAGS := @SPECIFIED_CXXFLAGS@ EXTRA_CXXFLAGS := @EXTRA_CXXFLAGS@ CXXFLAGS := $(strip $(CONFIGURE_CXXFLAGS) $(SPECIFIED_CXXFLAGS) $(EXTRA_CXXFLAGS)) LDFLAGS := @LDFLAGS@ EXTRA_LDFLAGS := @EXTRA_LDFLAGS@ LIBS := @LIBS@ RPATH_EXTRA := @RPATH_EXTRA@ SO := @so@ IMPORTLIB := @importlib@ O := @o@ A := @a@ EXE := @exe@ LIBPREFIX := @libprefix@ REV := @rev@ install_suffix := @install_suffix@ ABI := @abi@ XSLTPROC := @XSLTPROC@ XSLROOT := @XSLROOT@ AUTOCONF := @AUTOCONF@ _RPATH = @RPATH@ RPATH = $(if $(1),$(call _RPATH,$(1))) cfghdrs_in := $(addprefix $(srcroot),@cfghdrs_in@) cfghdrs_out := @cfghdrs_out@ cfgoutputs_in := $(addprefix $(srcroot),@cfgoutputs_in@) cfgoutputs_out := @cfgoutputs_out@ enable_autogen := @enable_autogen@ enable_doc := @enable_doc@ enable_shared := @enable_shared@ enable_static := @enable_static@ enable_prof := @enable_prof@ enable_zone_allocator := @enable_zone_allocator@ enable_experimental_smallocx := @enable_experimental_smallocx@ MALLOC_CONF := @JEMALLOC_CPREFIX@MALLOC_CONF link_whole_archive := @link_whole_archive@ DSO_LDFLAGS = @DSO_LDFLAGS@ SOREV = @SOREV@ PIC_CFLAGS = @PIC_CFLAGS@ CTARGET = @CTARGET@ LDTARGET = @LDTARGET@ TEST_LD_MODE = @TEST_LD_MODE@ MKLIB = @MKLIB@ AR = @AR@ ARFLAGS = @ARFLAGS@ DUMP_SYMS = @DUMP_SYMS@ AWK := @AWK@ CC_MM = @CC_MM@ LM := @LM@ INSTALL = @INSTALL@ ifeq (macho, $(ABI)) TEST_LIBRARY_PATH := DYLD_FALLBACK_LIBRARY_PATH="$(objroot)lib" else ifeq (pecoff, $(ABI)) TEST_LIBRARY_PATH := PATH="$(PATH):$(objroot)lib" else TEST_LIBRARY_PATH := endif endif LIBJEMALLOC := $(LIBPREFIX)jemalloc$(install_suffix) # Lists of files. BINS := $(objroot)bin/jemalloc-config $(objroot)bin/jemalloc.sh $(objroot)bin/jeprof C_HDRS := $(objroot)include/jemalloc/jemalloc$(install_suffix).h C_SRCS := $(srcroot)src/jemalloc.c \ $(srcroot)src/arena.c \ $(srcroot)src/background_thread.c \ $(srcroot)src/base.c \ $(srcroot)src/bin.c \ $(srcroot)src/bin_info.c \ $(srcroot)src/bitmap.c \ $(srcroot)src/ckh.c \ $(srcroot)src/ctl.c \ $(srcroot)src/div.c \ $(srcroot)src/edata.c \ $(srcroot)src/edata_cache.c \ $(srcroot)src/ehooks.c \ $(srcroot)src/eset.c \ $(srcroot)src/extent2.c \ $(srcroot)src/extent_dss.c \ $(srcroot)src/extent_mmap.c \ $(srcroot)src/hash.c \ $(srcroot)src/hook.c \ $(srcroot)src/inspect.c \ $(srcroot)src/large.c \ $(srcroot)src/log.c \ $(srcroot)src/malloc_io.c \ $(srcroot)src/mutex.c \ $(srcroot)src/mutex_pool.c \ $(srcroot)src/nstime.c \ $(srcroot)src/pages.c \ $(srcroot)src/prng.c \ $(srcroot)src/prof.c \ $(srcroot)src/prof_data.c \ $(srcroot)src/prof_log.c \ $(srcroot)src/rtree.c \ $(srcroot)src/safety_check.c \ $(srcroot)src/sc.c \ $(srcroot)src/stats.c \ $(srcroot)src/sz.c \ $(srcroot)src/tcache.c \ $(srcroot)src/test_hooks.c \ $(srcroot)src/thread_event.c \ $(srcroot)src/ticker.c \ $(srcroot)src/tsd.c \ $(srcroot)src/witness.c ifeq ($(enable_zone_allocator), 1) C_SRCS += $(srcroot)src/zone.c endif ifeq ($(IMPORTLIB),$(SO)) STATIC_LIBS := $(objroot)lib/$(LIBJEMALLOC).$(A) endif ifdef PIC_CFLAGS STATIC_LIBS += $(objroot)lib/$(LIBJEMALLOC)_pic.$(A) else STATIC_LIBS += $(objroot)lib/$(LIBJEMALLOC)_s.$(A) endif DSOS := $(objroot)lib/$(LIBJEMALLOC).$(SOREV) ifneq ($(SOREV),$(SO)) DSOS += $(objroot)lib/$(LIBJEMALLOC).$(SO) endif ifeq (1, $(link_whole_archive)) LJEMALLOC := -Wl,--whole-archive -L$(objroot)lib -l$(LIBJEMALLOC) -Wl,--no-whole-archive else LJEMALLOC := $(objroot)lib/$(LIBJEMALLOC).$(IMPORTLIB) endif PC := $(objroot)jemalloc.pc MAN3 := $(objroot)doc/jemalloc$(install_suffix).3 DOCS_XML := $(objroot)doc/jemalloc$(install_suffix).xml DOCS_HTML := $(DOCS_XML:$(objroot)%.xml=$(objroot)%.html) DOCS_MAN3 := $(DOCS_XML:$(objroot)%.xml=$(objroot)%.3) DOCS := $(DOCS_HTML) $(DOCS_MAN3) C_TESTLIB_SRCS := $(srcroot)test/src/btalloc.c $(srcroot)test/src/btalloc_0.c \ $(srcroot)test/src/btalloc_1.c $(srcroot)test/src/math.c \ $(srcroot)test/src/mtx.c $(srcroot)test/src/mq.c \ $(srcroot)test/src/SFMT.c $(srcroot)test/src/test.c \ $(srcroot)test/src/thd.c $(srcroot)test/src/timer.c ifeq (1, $(link_whole_archive)) C_UTIL_INTEGRATION_SRCS := C_UTIL_CPP_SRCS := else C_UTIL_INTEGRATION_SRCS := $(srcroot)src/nstime.c $(srcroot)src/malloc_io.c C_UTIL_CPP_SRCS := $(srcroot)src/nstime.c $(srcroot)src/malloc_io.c endif TESTS_UNIT := \ $(srcroot)test/unit/a0.c \ $(srcroot)test/unit/arena_reset.c \ $(srcroot)test/unit/atomic.c \ $(srcroot)test/unit/background_thread.c \ $(srcroot)test/unit/background_thread_enable.c \ $(srcroot)test/unit/base.c \ $(srcroot)test/unit/binshard.c \ $(srcroot)test/unit/bitmap.c \ $(srcroot)test/unit/bit_util.c \ $(srcroot)test/unit/buf_writer.c \ $(srcroot)test/unit/cache_bin.c \ $(srcroot)test/unit/ckh.c \ $(srcroot)test/unit/decay.c \ $(srcroot)test/unit/div.c \ $(srcroot)test/unit/emitter.c \ $(srcroot)test/unit/extent_quantize.c \ $(srcroot)test/unit/fork.c \ $(srcroot)test/unit/hash.c \ $(srcroot)test/unit/hook.c \ $(srcroot)test/unit/huge.c \ $(srcroot)test/unit/inspect.c \ $(srcroot)test/unit/junk.c \ $(srcroot)test/unit/junk_alloc.c \ $(srcroot)test/unit/junk_free.c \ $(srcroot)test/unit/log.c \ $(srcroot)test/unit/mallctl.c \ $(srcroot)test/unit/malloc_io.c \ $(srcroot)test/unit/math.c \ $(srcroot)test/unit/mq.c \ $(srcroot)test/unit/mtx.c \ $(srcroot)test/unit/nstime.c \ $(srcroot)test/unit/pack.c \ $(srcroot)test/unit/pages.c \ $(srcroot)test/unit/ph.c \ $(srcroot)test/unit/prng.c \ $(srcroot)test/unit/prof_accum.c \ $(srcroot)test/unit/prof_active.c \ $(srcroot)test/unit/prof_gdump.c \ $(srcroot)test/unit/prof_idump.c \ $(srcroot)test/unit/prof_log.c \ $(srcroot)test/unit/prof_reset.c \ $(srcroot)test/unit/prof_tctx.c \ $(srcroot)test/unit/prof_thread_name.c \ $(srcroot)test/unit/ql.c \ $(srcroot)test/unit/qr.c \ $(srcroot)test/unit/rb.c \ $(srcroot)test/unit/retained.c \ $(srcroot)test/unit/rtree.c \ $(srcroot)test/unit/safety_check.c \ $(srcroot)test/unit/sc.c \ $(srcroot)test/unit/seq.c \ $(srcroot)test/unit/SFMT.c \ $(srcroot)test/unit/size_classes.c \ $(srcroot)test/unit/slab.c \ $(srcroot)test/unit/smoothstep.c \ $(srcroot)test/unit/spin.c \ $(srcroot)test/unit/stats.c \ $(srcroot)test/unit/stats_print.c \ $(srcroot)test/unit/test_hooks.c \ $(srcroot)test/unit/thread_event.c \ $(srcroot)test/unit/ticker.c \ $(srcroot)test/unit/tsd.c \ $(srcroot)test/unit/witness.c \ $(srcroot)test/unit/zero.c \ $(srcroot)test/unit/zero_realloc_abort.c \ $(srcroot)test/unit/zero_realloc_free.c \ $(srcroot)test/unit/zero_realloc_strict.c \ $(srcroot)test/unit/zero_reallocs.c ifeq (@enable_prof@, 1) TESTS_UNIT += \ $(srcroot)test/unit/arena_reset_prof.c endif TESTS_INTEGRATION := $(srcroot)test/integration/aligned_alloc.c \ $(srcroot)test/integration/allocated.c \ $(srcroot)test/integration/extent.c \ $(srcroot)test/integration/malloc.c \ $(srcroot)test/integration/mallocx.c \ $(srcroot)test/integration/MALLOCX_ARENA.c \ $(srcroot)test/integration/overflow.c \ $(srcroot)test/integration/posix_memalign.c \ $(srcroot)test/integration/rallocx.c \ $(srcroot)test/integration/sdallocx.c \ $(srcroot)test/integration/slab_sizes.c \ $(srcroot)test/integration/thread_arena.c \ $(srcroot)test/integration/thread_tcache_enabled.c \ $(srcroot)test/integration/xallocx.c ifeq (@enable_experimental_smallocx@, 1) TESTS_INTEGRATION += \ $(srcroot)test/integration/smallocx.c endif ifeq (@enable_cxx@, 1) CPP_SRCS := $(srcroot)src/jemalloc_cpp.cpp TESTS_INTEGRATION_CPP := $(srcroot)test/integration/cpp/basic.cpp else CPP_SRCS := TESTS_INTEGRATION_CPP := endif TESTS_STRESS := $(srcroot)test/stress/microbench.c \ $(srcroot)test/stress/hookbench.c TESTS := $(TESTS_UNIT) $(TESTS_INTEGRATION) $(TESTS_INTEGRATION_CPP) $(TESTS_STRESS) PRIVATE_NAMESPACE_HDRS := $(objroot)include/jemalloc/internal/private_namespace.h $(objroot)include/jemalloc/internal/private_namespace_jet.h PRIVATE_NAMESPACE_GEN_HDRS := $(PRIVATE_NAMESPACE_HDRS:%.h=%.gen.h) C_SYM_OBJS := $(C_SRCS:$(srcroot)%.c=$(objroot)%.sym.$(O)) C_SYMS := $(C_SRCS:$(srcroot)%.c=$(objroot)%.sym) C_OBJS := $(C_SRCS:$(srcroot)%.c=$(objroot)%.$(O)) CPP_OBJS := $(CPP_SRCS:$(srcroot)%.cpp=$(objroot)%.$(O)) C_PIC_OBJS := $(C_SRCS:$(srcroot)%.c=$(objroot)%.pic.$(O)) CPP_PIC_OBJS := $(CPP_SRCS:$(srcroot)%.cpp=$(objroot)%.pic.$(O)) C_JET_SYM_OBJS := $(C_SRCS:$(srcroot)%.c=$(objroot)%.jet.sym.$(O)) C_JET_SYMS := $(C_SRCS:$(srcroot)%.c=$(objroot)%.jet.sym) C_JET_OBJS := $(C_SRCS:$(srcroot)%.c=$(objroot)%.jet.$(O)) C_TESTLIB_UNIT_OBJS := $(C_TESTLIB_SRCS:$(srcroot)%.c=$(objroot)%.unit.$(O)) C_TESTLIB_INTEGRATION_OBJS := $(C_TESTLIB_SRCS:$(srcroot)%.c=$(objroot)%.integration.$(O)) C_UTIL_INTEGRATION_OBJS := $(C_UTIL_INTEGRATION_SRCS:$(srcroot)%.c=$(objroot)%.integration.$(O)) C_TESTLIB_STRESS_OBJS := $(C_TESTLIB_SRCS:$(srcroot)%.c=$(objroot)%.stress.$(O)) C_TESTLIB_OBJS := $(C_TESTLIB_UNIT_OBJS) $(C_TESTLIB_INTEGRATION_OBJS) $(C_UTIL_INTEGRATION_OBJS) $(C_TESTLIB_STRESS_OBJS) TESTS_UNIT_OBJS := $(TESTS_UNIT:$(srcroot)%.c=$(objroot)%.$(O)) TESTS_INTEGRATION_OBJS := $(TESTS_INTEGRATION:$(srcroot)%.c=$(objroot)%.$(O)) TESTS_INTEGRATION_CPP_OBJS := $(TESTS_INTEGRATION_CPP:$(srcroot)%.cpp=$(objroot)%.$(O)) TESTS_STRESS_OBJS := $(TESTS_STRESS:$(srcroot)%.c=$(objroot)%.$(O)) TESTS_OBJS := $(TESTS_UNIT_OBJS) $(TESTS_INTEGRATION_OBJS) $(TESTS_STRESS_OBJS) TESTS_CPP_OBJS := $(TESTS_INTEGRATION_CPP_OBJS) .PHONY: all dist build_doc_html build_doc_man build_doc .PHONY: install_bin install_include install_lib .PHONY: install_doc_html install_doc_man install_doc install .PHONY: tests check clean distclean relclean .SECONDARY : $(PRIVATE_NAMESPACE_GEN_HDRS) $(TESTS_OBJS) $(TESTS_CPP_OBJS) # Default target. all: build_lib dist: build_doc $(objroot)doc/%.html : $(objroot)doc/%.xml $(srcroot)doc/stylesheet.xsl $(objroot)doc/html.xsl ifneq ($(XSLROOT),) $(XSLTPROC) -o $@ $(objroot)doc/html.xsl $< else ifeq ($(wildcard $(DOCS_HTML)),) @echo "

Missing xsltproc. Doc not built.

" > $@ endif @echo "Missing xsltproc. "$@" not (re)built." endif $(objroot)doc/%.3 : $(objroot)doc/%.xml $(srcroot)doc/stylesheet.xsl $(objroot)doc/manpages.xsl ifneq ($(XSLROOT),) $(XSLTPROC) -o $@ $(objroot)doc/manpages.xsl $< else ifeq ($(wildcard $(DOCS_MAN3)),) @echo "Missing xsltproc. Doc not built." > $@ endif @echo "Missing xsltproc. "$@" not (re)built." endif build_doc_html: $(DOCS_HTML) build_doc_man: $(DOCS_MAN3) build_doc: $(DOCS) # # Include generated dependency files. # ifdef CC_MM -include $(C_SYM_OBJS:%.$(O)=%.d) -include $(C_OBJS:%.$(O)=%.d) -include $(CPP_OBJS:%.$(O)=%.d) -include $(C_PIC_OBJS:%.$(O)=%.d) -include $(CPP_PIC_OBJS:%.$(O)=%.d) -include $(C_JET_SYM_OBJS:%.$(O)=%.d) -include $(C_JET_OBJS:%.$(O)=%.d) -include $(C_TESTLIB_OBJS:%.$(O)=%.d) -include $(TESTS_OBJS:%.$(O)=%.d) -include $(TESTS_CPP_OBJS:%.$(O)=%.d) endif $(C_SYM_OBJS): $(objroot)src/%.sym.$(O): $(srcroot)src/%.c $(C_SYM_OBJS): CPPFLAGS += -DJEMALLOC_NO_PRIVATE_NAMESPACE $(C_SYMS): $(objroot)src/%.sym: $(objroot)src/%.sym.$(O) $(C_OBJS): $(objroot)src/%.$(O): $(srcroot)src/%.c $(CPP_OBJS): $(objroot)src/%.$(O): $(srcroot)src/%.cpp $(C_PIC_OBJS): $(objroot)src/%.pic.$(O): $(srcroot)src/%.c $(C_PIC_OBJS): CFLAGS += $(PIC_CFLAGS) $(CPP_PIC_OBJS): $(objroot)src/%.pic.$(O): $(srcroot)src/%.cpp $(CPP_PIC_OBJS): CXXFLAGS += $(PIC_CFLAGS) $(C_JET_SYM_OBJS): $(objroot)src/%.jet.sym.$(O): $(srcroot)src/%.c $(C_JET_SYM_OBJS): CPPFLAGS += -DJEMALLOC_JET -DJEMALLOC_NO_PRIVATE_NAMESPACE $(C_JET_SYMS): $(objroot)src/%.jet.sym: $(objroot)src/%.jet.sym.$(O) $(C_JET_OBJS): $(objroot)src/%.jet.$(O): $(srcroot)src/%.c $(C_JET_OBJS): CPPFLAGS += -DJEMALLOC_JET $(C_TESTLIB_UNIT_OBJS): $(objroot)test/src/%.unit.$(O): $(srcroot)test/src/%.c $(C_TESTLIB_UNIT_OBJS): CPPFLAGS += -DJEMALLOC_UNIT_TEST $(C_TESTLIB_INTEGRATION_OBJS): $(objroot)test/src/%.integration.$(O): $(srcroot)test/src/%.c $(C_TESTLIB_INTEGRATION_OBJS): CPPFLAGS += -DJEMALLOC_INTEGRATION_TEST $(C_UTIL_INTEGRATION_OBJS): $(objroot)src/%.integration.$(O): $(srcroot)src/%.c $(C_TESTLIB_STRESS_OBJS): $(objroot)test/src/%.stress.$(O): $(srcroot)test/src/%.c $(C_TESTLIB_STRESS_OBJS): CPPFLAGS += -DJEMALLOC_STRESS_TEST -DJEMALLOC_STRESS_TESTLIB $(C_TESTLIB_OBJS): CPPFLAGS += -I$(srcroot)test/include -I$(objroot)test/include $(TESTS_UNIT_OBJS): CPPFLAGS += -DJEMALLOC_UNIT_TEST $(TESTS_INTEGRATION_OBJS): CPPFLAGS += -DJEMALLOC_INTEGRATION_TEST $(TESTS_INTEGRATION_CPP_OBJS): CPPFLAGS += -DJEMALLOC_INTEGRATION_CPP_TEST $(TESTS_STRESS_OBJS): CPPFLAGS += -DJEMALLOC_STRESS_TEST $(TESTS_OBJS): $(objroot)test/%.$(O): $(srcroot)test/%.c $(TESTS_CPP_OBJS): $(objroot)test/%.$(O): $(srcroot)test/%.cpp $(TESTS_OBJS): CPPFLAGS += -I$(srcroot)test/include -I$(objroot)test/include $(TESTS_CPP_OBJS): CPPFLAGS += -I$(srcroot)test/include -I$(objroot)test/include ifneq ($(IMPORTLIB),$(SO)) $(CPP_OBJS) $(C_SYM_OBJS) $(C_OBJS) $(C_JET_SYM_OBJS) $(C_JET_OBJS): CPPFLAGS += -DDLLEXPORT endif # Dependencies. ifndef CC_MM HEADER_DIRS = $(srcroot)include/jemalloc/internal \ $(objroot)include/jemalloc $(objroot)include/jemalloc/internal HEADERS = $(filter-out $(PRIVATE_NAMESPACE_HDRS),$(wildcard $(foreach dir,$(HEADER_DIRS),$(dir)/*.h))) $(C_SYM_OBJS) $(C_OBJS) $(CPP_OBJS) $(C_PIC_OBJS) $(CPP_PIC_OBJS) $(C_JET_SYM_OBJS) $(C_JET_OBJS) $(C_TESTLIB_OBJS) $(TESTS_OBJS) $(TESTS_CPP_OBJS): $(HEADERS) $(TESTS_OBJS) $(TESTS_CPP_OBJS): $(objroot)test/include/test/jemalloc_test.h endif $(C_OBJS) $(CPP_OBJS) $(C_PIC_OBJS) $(CPP_PIC_OBJS) $(C_TESTLIB_INTEGRATION_OBJS) $(C_UTIL_INTEGRATION_OBJS) $(TESTS_INTEGRATION_OBJS) $(TESTS_INTEGRATION_CPP_OBJS): $(objroot)include/jemalloc/internal/private_namespace.h $(C_JET_OBJS) $(C_TESTLIB_UNIT_OBJS) $(C_TESTLIB_STRESS_OBJS) $(TESTS_UNIT_OBJS) $(TESTS_STRESS_OBJS): $(objroot)include/jemalloc/internal/private_namespace_jet.h $(C_SYM_OBJS) $(C_OBJS) $(C_PIC_OBJS) $(C_JET_SYM_OBJS) $(C_JET_OBJS) $(C_TESTLIB_OBJS) $(TESTS_OBJS): %.$(O): @mkdir -p $(@D) $(CC) $(CFLAGS) -c $(CPPFLAGS) $(CTARGET) $< ifdef CC_MM @$(CC) -MM $(CPPFLAGS) -MT $@ -o $(@:%.$(O)=%.d) $< endif $(C_SYMS): %.sym: @mkdir -p $(@D) $(DUMP_SYMS) $< | $(AWK) -f $(objroot)include/jemalloc/internal/private_symbols.awk > $@ $(C_JET_SYMS): %.sym: @mkdir -p $(@D) $(DUMP_SYMS) $< | $(AWK) -f $(objroot)include/jemalloc/internal/private_symbols_jet.awk > $@ $(objroot)include/jemalloc/internal/private_namespace.gen.h: $(C_SYMS) $(SHELL) $(srcroot)include/jemalloc/internal/private_namespace.sh $^ > $@ $(objroot)include/jemalloc/internal/private_namespace_jet.gen.h: $(C_JET_SYMS) $(SHELL) $(srcroot)include/jemalloc/internal/private_namespace.sh $^ > $@ %.h: %.gen.h @if ! `cmp -s $< $@` ; then echo "cp $< $@"; cp $< $@ ; fi $(CPP_OBJS) $(CPP_PIC_OBJS) $(TESTS_CPP_OBJS): %.$(O): @mkdir -p $(@D) $(CXX) $(CXXFLAGS) -c $(CPPFLAGS) $(CTARGET) $< ifdef CC_MM @$(CXX) -MM $(CPPFLAGS) -MT $@ -o $(@:%.$(O)=%.d) $< endif ifneq ($(SOREV),$(SO)) %.$(SO) : %.$(SOREV) @mkdir -p $(@D) ln -sf $( $(srcroot)config.stamp.in $(objroot)config.stamp : $(cfgoutputs_in) $(cfghdrs_in) $(srcroot)configure ./$(objroot)config.status @touch $@ # There must be some action in order for make to re-read Makefile when it is # out of date. $(cfgoutputs_out) $(cfghdrs_out) : $(objroot)config.stamp @true endif