src/third_party/mozjs/js/src/Makefile.in - cobalt - Git at Google

 # -*- Mode: makefile -*-
 #
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.

 DEPTH		= @DEPTH@
 topsrcdir	= @top_srcdir@
 srcdir		= @srcdir@

 TOPLEVEL_BUILD := 1

 run_for_side_effects := $(shell echo "MAKE: $(MAKE)")
 include $(DEPTH)/config/autoconf.mk

 ifdef JS_STANDALONE
 LIBRARY_NAME	= mozjs-@MOZILLA_SYMBOLVERSION@
 else
 LIBRARY_NAME	= mozjs
 endif

 STATIC_LIBRARY_NAME = js_static
 MSVC_ENABLE_PGO := 1
 LIBS		= $(NSPR_LIBS)

 # JavaScript must be built shared, even for static builds, as it is used by
 # other modules which are always built shared. Failure to do so results in
 # the js code getting copied into xpinstall and jsd as well as mozilla-bin,
 # and then the static data cells used for locking no longer work.
 #
 # In fact, we now build both a static and a shared library, as the
 # JS shell would like to link to the static library.

 ifdef JS_SHARED_LIBRARY
 FORCE_SHARED_LIB = 1
 endif
 FORCE_STATIC_LIB = 1
 DIST_INSTALL = 1

 ###############################################
 # BEGIN include sources for low-level code shared with mfbt
 #
 MFBT_ROOT = $(srcdir)/../../mfbt
 VPATH += $(MFBT_ROOT)
 include $(MFBT_ROOT)/exported_headers.mk

 VPATH		+= \
 		$(srcdir) \
 		$(srcdir)/builtin \
 		$(srcdir)/devtools \
 		$(srcdir)/ds \
 		$(srcdir)/frontend \
 		$(srcdir)/gc \
 		$(srcdir)/vm \
 		$(NULL)

 ######################################################
 # BEGIN include exported headers from the JS engine
 #
 #       Ultimately, after cleansing EXPORTS,
 #       these will be the ONLY headers exported by
 #       the js engine
 #
 VPATH		+= \
 		$(srcdir)/../public \
 		$(NULL)

 ###############################################
 # BEGIN enable non-releasable features
 #
 ifdef NIGHTLY_BUILD
 DEFINES += -DENABLE_PARALLEL_JS
 endif

 # Ion
 ifdef ENABLE_ION
 VPATH +=	$(srcdir)/jit
 VPATH +=	$(srcdir)/jit/shared

 ifeq (86, $(findstring 86,$(TARGET_CPU)))
 ifeq (x86_64, $(TARGET_CPU))
 VPATH +=	$(srcdir)/jit/x64
 else
 VPATH +=	$(srcdir)/jit/x86
 endif
 endif
 ifeq (arm, $(findstring arm, $(TARGET_CPU)))
 VPATH +=	$(srcdir)/jit/arm
 endif
 endif #ENABLE_ION

 ###############################################
 # BEGIN include sources for the Nitro assembler
 #

 VPATH += 	$(srcdir)/assembler \
 		$(srcdir)/assembler/wtf \
 		$(srcdir)/assembler/jit \
 		$(srcdir)/yarr \
 		$(NONE)

 ifneq (,$(ENABLE_ION)$(ENABLE_YARR_JIT))
 VPATH += 	$(srcdir)/assembler/assembler \
 		$(NONE)
 endif

 #
 # END enclude sources for the Nitro assembler
 #############################################

 ifdef JS_HAS_CTYPES
 VPATH += $(srcdir)/ctypes

 ifdef MOZ_NATIVE_FFI
 LOCAL_INCLUDES = $(MOZ_FFI_CFLAGS)
 else
 LOCAL_INCLUDES = -Ictypes/libffi/include
 endif

 LOCAL_INCLUDES += \
     -I. \
     $(NULL)


 ifdef MOZ_NATIVE_FFI
 EXTRA_DSO_LDOPTS += $(MOZ_FFI_LIBS)
 else
 ifeq ($(OS_ARCH),OS2)
 SHARED_LIBRARY_LIBS += \
     ctypes/libffi/.libs/ffi.a \
     $(NULL)
 else
 SHARED_LIBRARY_LIBS += \
     ctypes/libffi/.libs/libffi.$(LIB_SUFFIX) \
     $(NULL)
 endif
 endif

 endif # JS_HAS_CTYPES

 LOCAL_INCLUDES += -I$(MFBT_ROOT)/double-conversion

 # PerfMeasurement is available regardless of low-level support for it;
 # it just doesn't necessarily do anything useful.  There is one
 # implementation source file per supported operating system, plus a stub
 # for unsupported OSes, plus the Javascript wrapper.
 VPATH += $(srcdir)/perf

 DASH_R		= -r

 ifneq (,$(filter OS2 WINNT,$(OS_ARCH)))
 SDK_LIBRARY = $(IMPORT_LIBRARY)
 else
 SDK_LIBRARY = $(SHARED_LIBRARY)
 endif

 include $(topsrcdir)/config/config.mk

 ifeq (,$(MOZ_GLUE_PROGRAM_LDFLAGS))
 # When building standalone, we need to include mfbt sources, and to declare
 # "exported" mfbt symbols on its behalf when we use its headers.
 include $(MFBT_ROOT)/sources.mk
 DEFINES += -DIMPL_MFBT
 endif

 EXTRA_DSO_LDOPTS += $(NSPR_LIBS)

 ifndef BUILD_OPT
 MOCHAFILE	= 1
 endif

 # Define keyword generator before rules.mk, see bug 323979 comment 50

 HOST_CPPSRCS += jskwgen.cpp
 HOST_SIMPLE_PROGRAMS += host_jskwgen$(HOST_BIN_SUFFIX)
 GARBAGE += jsautokw.h host_jskwgen$(HOST_BIN_SUFFIX)

 HOST_CPPSRCS += jsoplengen.cpp
 HOST_SIMPLE_PROGRAMS += host_jsoplengen$(HOST_BIN_SUFFIX)
 GARBAGE += jsautooplen.h host_jsoplengen$(HOST_BIN_SUFFIX)

 GARBAGE += selfhosted.out.h

 USE_HOST_CXX = 1

 ifdef HAVE_DTRACE
 ifneq ($(OS_ARCH),Darwin)
 DTRACE_PROBE_OBJ = $(LIBRARY_NAME)-dtrace.$(OBJ_SUFFIX)
 endif
 MOZILLA_DTRACE_SRC = $(srcdir)/devtools/javascript-trace.d
 endif

 default::

 ifneq (,$(CROSS_COMPILE)$(filter-out WINNT OS2,$(OS_ARCH)))
 # nsinstall doesn't get built until we enter config/ in the exports phase,
 # so we'll have to manually ensure it gets built here if we want to use
 # $(EXPORTS)
 export:: config/nsinstall$(HOST_BIN_SUFFIX)
 $(PUBLIC) $(SDK_PUBLIC): config/nsinstall$(HOST_BIN_SUFFIX)

 config/nsinstall$(HOST_BIN_SUFFIX): $(srcdir)/config/nsinstall.c $(srcdir)/config/pathsub.c
 	$(MAKE) -C config/ nsinstall$(HOST_BIN_SUFFIX)
 endif

 # Ensure symbol versions of shared library on Linux do not conflict
 # with those in libxul.
 ifeq (Linux,$(OS_TARGET))
 EXTRA_DSO_LDOPTS += -Wl,-version-script,symverscript

 symverscript: symverscript.in
 	$(PYTHON) $(topsrcdir)/config/Preprocessor.py \
 		-DVERSION="$(subst -,_,$(LIBRARY_NAME))" $< > $@

 EXTRA_DEPS += symverscript
 endif

 include $(topsrcdir)/config/rules.mk

 ifdef JS_HAS_CTYPES
 ifndef MOZ_NATIVE_FFI
 # Build libffi proper as part of the 'exports' target, so things get built
 # in the right order.
 export::
 		$(call SUBMAKE,,ctypes/libffi)

 distclean clean::
 		$(call SUBMAKE,$@,ctypes/libffi)
 endif
 endif


 #############################################
 # BEGIN ECMAScript Internationalization API
 #

 # ICU headers need to be available whether we build with the complete
 # Internationalization API or not - ICU stubs rely on them.

 LOCAL_INCLUDES += \
   -I$(topsrcdir)/../../intl/icu/source/common \
   -I$(topsrcdir)/../../intl/icu/source/i18n \
   $(NULL)

 ifdef ENABLE_INTL_API

 ifeq ($(OS_ARCH),WINNT)
   # Library names: On Windows, ICU uses modified library names for static
   # and debug libraries.
   ifdef MOZ_DEBUG
     ICU_LIB_SUFFIX=d
   endif
   ICU_LIB_RENAME = $(foreach libname,$(ICU_LIB_NAMES),\
                      cp -p intl/icu/lib/s$(libname)$(ICU_LIB_SUFFIX).lib intl/icu/lib/$(libname).lib;)
 endif

 ifdef .PYMAKE
 ICU_MAKE = $(GMAKE)
 else
 ICU_MAKE = $(MAKE)
 endif

 # - Build ICU as part of the "export" target, so things get built
 #   in the right order.
 # - ICU requires GNU make according to its readme.html. pymake can't be used
 #   because it doesn't support order only dependencies.
 # - Force ICU to use the standard suffix for object files because expandlibs
 #   will discard all files with a non-standard suffix (bug 857450).
 # - Options for genrb: -k strict parsing; -R omit collation tailoring rules.
 export::
 # ICU's build system is full of races, so force non-parallel build.
 	+$(ICU_MAKE) -j1 -C intl/icu STATIC_O=$(OBJ_SUFFIX) GENRBOPTS='-k -R'
 	$(ICU_LIB_RENAME)

 distclean clean::
 	$(call SUBMAKE,$@,intl/icu)

 endif

 #
 # END ECMAScript Internationalization API
 #############################################


 # The "find any vanilla new/new[] calls" script is tailored to Linux, so
 # only run it there.  That should be enough to catch any such calls that
 # creep in.
 check-vanilla-new:
 	$(srcdir)/config/find_vanilla_new_calls $(LIBRARY)

 ifeq ($(OS_ARCH),Linux)
 check:: check-vanilla-new
 endif

 # Help ensure that the number of OOM errors in SpiderMonkey doesn't increase.
 # If the number of OOM errors changes, update the number below. We intend this
 # number to go down over time, by fixing OOMs.
 check-ooms:
 	$(wildcard $(RUN_TEST_PROGRAM)) $(PYTHON) -u $(srcdir)/config/find_OOM_errors.py --regression 125

 ifeq ($(MOZ_DEBUG),1)
 #check:: check-ooms
 endif

 ifdef MOZ_VALGRIND
 ifndef MOZ_ASAN
 JITTEST_VALGRIND_FLAG = --valgrind
 endif
 endif

 check-jit-test::
 	$(wildcard $(RUN_TEST_PROGRAM)) $(PYTHON) -u $(srcdir)/jit-test/jit_test.py \
 	        --no-slow --no-progress --tinderbox --tbpl $(JITTEST_VALGRIND_FLAG) \
 	        $(DIST)/bin/$(JS_SHELL_NAME)$(BIN_SUFFIX)

 check:: check-jit-test

 # jstests doesn't have a --jitflags option, so we need to loop, updating the
 # exit code (RC) after each invocation.
 # FIXME: MethodJIT doesn't work for 1 test case (bug 644393), so
 # --no-extensions is set to skip that test. Remove as soon as possible.
 check-jstests:
 	RC=0; \
 	for f in `echo "$(JITFLAGS)" | tr ',' '\n'`; \
 		do \
 			$(wildcard $(RUN_TEST_PROGRAM)) $(PYTHON) -u $(srcdir)/tests/jstests.py \
 				--tinderbox --no-progress \
 				--no-extensions \
 				--timeout 300 \
 				--args="`echo $$f | sed 's/\(.\)/ -\1/g'`" \
 				$(DIST)/bin/$(JS_SHELL_NAME)$(BIN_SUFFIX); \
 			RC=$$(( $$RC || $$?)); \
 		done; \
 	exit $$RC

 # FIXME:
 # We want to run check-jstests as part of |make check| on all platforms, on
 # tinderbox. However, some configurations don't work quite right just yet.
 # Rather than risking regressions in major configurations while fixing these
 # secondary configuration, we work around them and fix the bugs later.
 #
 #   Bug 652154: On Windows, SM(!m !t) don't work because of path problems with
 #				their unusual directory layout
 #
 #   Bug 652155: On Mac, SM(d) doesn't work for unknown reasons

 ifeq ($(OS_ARCH),WINNT)
 ifdef ENABLE_METHODJIT
 endif
 else
 ifndef HAVE_DTRACE
 #check:: check-jstests
 endif
 endif

 DIST_GARBAGE = config.cache config.log config.status* \
    config/autoconf.mk config/emptyvars.mk \
    unallmakefiles $(JS_CONFIG_NAME) js-config.h js-confdefs.h \
    backend.mk config/backend.mk devtools/backend.mk editline/backend.mk \
    gdb/backend.mk jsapi-tests/backend.mk shell/backend.mk tests/backend.mk \
    backend.RecursiveMakeBackend.built backend.RecursiveMakeBackend.built.pp \
    devtools/rootAnalysis/Makefile

 distclean::
 	cat unallmakefiles | $(XARGS) rm -f
 	$(RM) $(DIST_GARBAGE)
 	rm -rf intl _virtualenv

 DEFINES		+= -DEXPORT_JS_API

 INCLUDES	+= -I$(srcdir)

 ifdef JS_THREADSAFE
 DEFINES		+= -DJS_THREADSAFE
 endif

 ifdef JS_HAS_CTYPES
 DEFINES		+= -DJS_HAS_CTYPES
 DEFINES         += -DDLL_PREFIX=\"$(DLL_PREFIX)\" -DDLL_SUFFIX=\"$(DLL_SUFFIX)\"
 endif

 ifneq ($(findstring -L,$(NSPR_LIBS)),)
 NSPR_STATIC_PATH = $(subst -L,,$(findstring -L,$(NSPR_LIBS)))
 else
 NSPR_STATIC_PATH = $(DIST)/lib
 endif

 ifdef MOZ_VTUNE
 ifeq ($(OS_ARCH), WINNT)
 EXTRA_DSO_LDOPTS += $(VTUNE_LIBRARIES)
 LIBS += $(VTUNE_LIBRARIES)
 else
 SHARED_LIBRARY_LIBS += $(VTUNE_LIBRARIES)
 endif # WINNT
 endif # MOZ_VTUNE

 ifdef MOZ_ETW
 # This will get the ETW provider resources into the library mozjs.dll
 RESFILE = ETWProvider.res
 endif

 # HP-UX does not require the extra linking of "-lm"
 ifeq (,$(filter HP-UX WINNT OS2,$(OS_ARCH)))
 EXTRA_LIBS	+= -lm
 endif

 CFLAGS += $(MOZ_ZLIB_CFLAGS)
 EXTRA_LIBS += $(MOZ_ZLIB_LIBS)
 # Enable zlib usage if zlib has been located. When building the browser on
 # Windows, MOZ_ZLIB_LIBS is empty because zlib is part of libmozglue. We thus
 # also enable zlib if mozglue is present.
 ifneq (,$(MOZ_ZLIB_LIBS)$(MOZ_GLUE_LDFLAGS))
 DEFINES += -DUSE_ZLIB
 endif

 SHARED_LIBRARY_LIBS += $(ICU_LIBS)

 # Prevent floating point errors caused by VC++ optimizations
 ifdef _MSC_VER
 # XXX We should add this to CXXFLAGS, too?
 CFLAGS += -fp:precise

 ifeq ($(CPU_ARCH),x86)
 # Workaround compiler bug on PGO (Bug 721284)
 MonoIC.$(OBJ_SUFFIX): CXXFLAGS += -GL-
 Compiler.$(OBJ_SUFFIX): CXXFLAGS += -GL-
 # Ditto (Bug 772303)
 RegExp.$(OBJ_SUFFIX): CXXFLAGS += -GL-
 endif
 # Ditto (Bug 810661)
 ifeq ($(CPU_ARCH),x86_64)
 CTypes.$(OBJ_SUFFIX): CXXFLAGS += -GL-
 endif
 endif # _MSC_VER

 ifeq ($(OS_ARCH),FreeBSD)
 EXTRA_LIBS	+= -pthread
 endif
 ifeq ($(OS_ARCH),Linux)
 EXTRA_LIBS	+= -ldl
 endif
 # Silence warnings on AIX/HP-UX from non-GNU compilers
 ifndef GNU_CC
 ifeq ($(OS_ARCH),AIX)
 # Suppress warnings from xlC
 # 1540-1281: offsetof() on null non-POD types
 # 1540-1608: anonymous unions using static data members
 CFLAGS		+= -qsuppress=1540-1281 -qsuppress=1540-1608
 CXXFLAGS	+= -qsuppress=1540-1281 -qsuppress=1540-1608
 endif
 ifeq ($(OS_ARCH),HP-UX)
 # Suppress warnings from aCC
 # 3055: anonymous unions declaring types
 # 4189: offsetof() on non-POD types
 CFLAGS		+= +W3055,4189
 CXXFLAGS	+= +W3055,4189
 endif
 endif
 ifeq ($(OS_ARCH),SunOS)
 ifeq ($(TARGET_CPU),sparc)

 ifdef GNU_CC
 CFLAGS   += -mcpu=v9
 CXXFLAGS += -mcpu=v9
 endif # GNU_CC

 endif
 ifeq ($(OS_RELEASE),4.1)
 EXTRA_LIBS	+= -ldl -lnsl
 else
 EXTRA_LIBS	+= -lposix4 -ldl -lnsl -lsocket
 endif
 endif

 # An AIX Optimization bug causes PR_dtoa() & JS_dtoa to produce wrong result.
 # This suppresses optimization for this single compilation unit.
 ifeq ($(OS_ARCH),AIX)
 jsatom.o: jsatom.cpp Makefile.in
 	$(REPORT_BUILD)
 	@$(MAKE_DEPS_AUTO_CXX)
 	$(CXX) -o $@ -c $(filter-out $(MOZ_OPTIMIZE_FLAGS), $(COMPILE_CFLAGS)) $<
 jsdtoa.o: jsdtoa.cpp Makefile.in
 	$(REPORT_BUILD)
 	@$(MAKE_DEPS_AUTO_CXX)
 	$(CXX) -o $@ -c $(filter-out $(MOZ_OPTIMIZE_FLAGS), $(COMPILE_CFLAGS)) $<
 endif

 # Compute the linker flags that programs linking against SpiderMonkey should
 # pass to get SpiderMonkey and its dependencies, beyond just the -L and -l
 # for the SpiderMonkey library itself.
 # - EXTRA_DSO_LDOPTS includes the NSPR -L and -l flags.
 # - OS_LIBS includes libraries selected by the configure script.
 # - EXTRA_LIBS includes libraries selected by this Makefile.
 JS_CONFIG_LIBS=$(EXTRA_DSO_LDOPTS) $(OS_LIBS) $(EXTRA_LIBS)
 ifdef GNU_CC
 JS_CONFIG_MOZ_JS_LIBS=-L$(libdir) -l$(LIBRARY_NAME)
 else
 JS_CONFIG_MOZ_JS_LIBS=$(libdir)/$(LIBRARY_NAME).lib
 endif

 # The configure script invokes this rule explicitly at configure time!
 # It's important that js-config be ready by the time we're done
 # configuring, because we may be running other configure scripts that
 # would like to run js-config themselves, before js is built.
 #
 # This file and rules.mk go through a certain amount of work to decide
 # which libraries to build, what to name them, and what flags to pass
 # when linking them (and thus what flags its own clients must pass).
 # All this information needs to go into the js-config script.  To
 # avoid trying to re-compute all that in the configure script, we just
 # have the configure script generate this Makefile, and then invoke
 # this rule.

 # Set the various definitions that will be substituted for js-config
 # and for the pck-config .pc file.
 JS_CONFIG_SUBSTITUTIONS=\
 	-Dprefix="$(prefix)" \
 	-Dexec_prefix="$(exec_prefix)" \
 	-Dincludedir="$(includedir)" \
 	-Dlibdir="$(libdir)" \
 	-DMOZILLA_VERSION="$(MOZILLA_VERSION)" \
 	-DLIBRARY_NAME="$(LIBRARY_NAME)" \
 	-DJS_CONFIG_LIBS="$(JS_CONFIG_LIBS)" \
 	-DJS_CONFIG_MOZ_JS_LIBS="$(JS_CONFIG_MOZ_JS_LIBS)" \
 	-DMOZJS_MAJOR_VERSION="$(MOZJS_MAJOR_VERSION)" \
 	-DMOZJS_MINOR_VERSION="$(MOZJS_MINOR_VERSION)" \
 	-DMOZJS_PATCH_VERSION="$(MOZJS_PATCH_VERSION)" \
 	-DMOZJS_ALPHA="$(MOZJS_ALPHA)" \
 	-DNSPR_CFLAGS="$(NSPR_CFLAGS)" \
 	-DNSPR_PKGCONF_CHECK="$(NSPR_PKGCONF_CHECK)" \
 	-DUSE_CXX11="$(USE_CXX11)"

 $(JS_CONFIG_NAME): js-config.in Makefile $(DEPTH)/config/autoconf.mk $(topsrcdir)/config/config.mk $(topsrcdir)/config/rules.mk
 	$(RM) $@.tmp
 	$(PYTHON) $(topsrcdir)/config/Preprocessor.py --marker % $(JS_CONFIG_SUBSTITUTIONS) $< > $@.tmp \
 	&& mv $@.tmp $@ && chmod +x $@

 SCRIPTS = $(JS_CONFIG_NAME)
 SDK_BINARY = $(JS_CONFIG_NAME)

 $(LIBRARY_NAME).pc: js.pc.in
 	$(PYTHON) $(topsrcdir)/config/Preprocessor.py $(JS_CONFIG_SUBSTITUTIONS) $< > $@

 install:: $(LIBRARY_NAME).pc
 	$(SYSINSTALL) $^ $(DESTDIR)$(libdir)/pkgconfig

 ######################################################
 # BEGIN SpiderMonkey header installation
 #
 # Mozilla/Gecko/Firefox mostly doesn't concern itself with defining a sensible
 # install target, because it's shipping primarily packaged builds.  And even if
 # it did, those builds wouldn't really have reason to include header files.  So
 # we have to install public headers ourselves, rather than using something from
 # config/rules.mk or similar.
 #
 # The overall directory structure of the installed headers looks like so:
 #
 #   $(includedir)/
 #      $(LIBRARY_NAME)/
 #        jsapi.h, jspubtd.h, etc. (all of EXPORTS)
 #        js/
 #          js/public/* headers (all are public)
 #        ds/
 #          js/src/ds/* public headers
 #        gc/
 #          js/src/gc/* public headers
 #        mozilla/
 #          mfbt headers
 #

 install:: $(EXPORTS)
 	$(SYSINSTALL) $^ $(DESTDIR)$(includedir)/$(LIBRARY_NAME)

 install:: $(EXPORTS_js)
 	$(SYSINSTALL) $^ $(DESTDIR)$(includedir)/$(LIBRARY_NAME)/js

 install:: $(EXPORTS_mozilla)
 	$(SYSINSTALL) $^ $(DESTDIR)$(includedir)/$(LIBRARY_NAME)/mozilla

 #
 # END SpiderMonkey header installation
 #############################################

 install:: $(SCRIPTS)
 	$(SYSINSTALL) $^ $(DESTDIR)$(bindir)

 install:: $(REAL_LIBRARY) $(SHARED_LIBRARY) $(IMPORT_LIBRARY)
 ifneq (,$(REAL_LIBRARY))
 	$(SYSINSTALL) $(REAL_LIBRARY) $(DESTDIR)$(libdir)
 	mv -f $(DESTDIR)$(libdir)/$(REAL_LIBRARY) $(subst $(STATIC_LIBRARY_NAME),$(LIBRARY_NAME),$(DESTDIR)$(libdir)/$(REAL_LIBRARY))
 endif
 ifneq (,$(SHARED_LIBRARY))
 	$(SYSINSTALL) $(SHARED_LIBRARY) $(DESTDIR)$(libdir)
 endif
 ifneq (,$(IMPORT_LIBRARY))
 	$(SYSINSTALL) $(IMPORT_LIBRARY) $(DESTDIR)$(libdir)
 endif
 	$(MAKE) -C shell install

 # Extra dependencies and rules for auto-generated headers
 host_jskwgen.$(OBJ_SUFFIX): jsversion.h vm/Keywords.h

 # Use CURDIR to avoid finding a jsautokw.h in the source tree (from a
 # previous build?) via VPATH when we're building in a separate tree.
 $(CURDIR)/jsautokw.h: host_jskwgen$(HOST_BIN_SUFFIX)
 	./host_jskwgen$(HOST_BIN_SUFFIX) $@

 host_jsoplengen.$(OBJ_SUFFIX): jsopcode.tbl

 # Use CURDIR to avoid finding a jsautooplen.h in the source tree (from
 # a previous build?) via VPATH when we're building in a separate tree.
 $(CURDIR)/jsautooplen.h: host_jsoplengen$(HOST_BIN_SUFFIX)
 	./host_jsoplengen$(HOST_BIN_SUFFIX) $@

 # Force auto-header generation before compiling any source that may use them
 $(patsubst %.cc,%.$(OBJ_SUFFIX),$(CPPSRCS:%.cpp=%.$(OBJ_SUFFIX))): $(CURDIR)/jsautokw.h $(CURDIR)/jsautooplen.h

 ifdef MOZ_ETW
 ETWProvider.h ETWProvider.rc ETWProvider.mof: ETWProvider.man
 	$(MC) -um -mof $^

 Probes.$(OBJ_SUFFIX): ETWProvider.h

 ETWProvider.res: ETWProvider.rc
 	$(RC) -r -i "$(SDKDIR)Include" $^

 export:: ETWProvider.res

 install:: ETWProvider.mof ETWProvider.man
 	$(SYSINSTALL) $^ $(DESTDIR)$(bindir)

 endif

 ifdef HAVE_DTRACE
 $(CURDIR)/javascript-trace.h: $(srcdir)/devtools/javascript-trace.d
 	dtrace -h -s $(srcdir)/devtools/javascript-trace.d -o javascript-trace.h.in
 	sed -e 's/if _DTRACE_VERSION/ifdef INCLUDE_MOZILLA_DTRACE/' \
 	    -e '/const/!s/char \*/const char */g' \
 	    javascript-trace.h.in > javascript-trace.h

 # We can't automatically generate dependencies on auto-generated headers;
 # we have to list them explicitly.
 $(addsuffix .$(OBJ_SUFFIX),Probes jsinterp jsobj): $(CURDIR)/javascript-trace.h
 endif

 ifdef HAVE_LINUX_PERF_EVENT_H
 pm_linux.$(OBJ_SUFFIX): CXXFLAGS += $(LINUX_HEADERS_INCLUDES)
 endif

 # Prepare self-hosted JS code for embedding
 export:: selfhosting
 selfhosting:: selfhosted.out.h

 selfhosting_srcs := \
   $(srcdir)/builtin/Utilities.js \
   $(srcdir)/builtin/Array.js \
   $(srcdir)/builtin/Date.js \
   $(srcdir)/builtin/Intl.js \
   $(srcdir)/builtin/IntlData.js \
   $(srcdir)/builtin/Number.js \
   $(srcdir)/builtin/ParallelArray.js \
   $(srcdir)/builtin/String.js \
   $(NULL)

 selfhosted_out_h_deps := \
   $(selfhosting_srcs) \
   $(srcdir)/js.msg \
   $(srcdir)/builtin/embedjs.py \
   $(NULL)

 SELFHOSTED_DEFINES += $(DEFINES) $(ACDEFINES)
 ifdef MOZ_DEBUG
 SELFHOSTED_DEFINES += $(MOZ_DEBUG_ENABLE_DEFS)
 else
 SELFHOSTED_DEFINES += $(MOZ_DEBUG_DISABLE_DEFS)
 endif

 selfhosted.out.h: $(selfhosted_out_h_deps)
 	$(PYTHON) $(srcdir)/builtin/embedjs.py $(SELFHOSTED_DEFINES) \
 	  -p '$(CPP)' -m $(srcdir)/js.msg -o $@ $(selfhosting_srcs)

 ###############################################
 # BEGIN kludges for the Nitro assembler
 #

 # Needed to "configure" it correctly.  Unfortunately these
 # flags wind up being applied to all code in js/src, not just
 # the code in js/src/assembler.
 CXXFLAGS += -DUSE_SYSTEM_MALLOC=1 -DENABLE_ASSEMBLER=1

 ifneq (,$(ENABLE_YARR_JIT))
 CXXFLAGS +=  -DENABLE_JIT=1
 endif

 INCLUDES +=	-I$(srcdir)/assembler -I$(srcdir)/yarr

 #
 # END kludges for the Nitro assembler
 ###############################################

 ###############################################
 # Generating source package tarballs
 # (only possible when tar is found)
 ifneq (,$(TAR))

 source-package:
 	SRCDIR=$(srcdir) \
 	DIST=$(DIST) \
 	MAKE=$(MAKE) \
 	MKDIR=$(MKDIR) \
 	TAR=$(TAR) \
 	MOZJS_MAJOR_VERSION=$(MOZJS_MAJOR_VERSION) \
 	MOZJS_MINOR_VERSION=$(MOZJS_MINOR_VERSION) \
 	MOZJS_PATCH_VERSION=$(MOZJS_PATCH_VERSION) \
 	MOZJS_ALPHA=$(MOZJS_ALPHA) \
 	$(srcdir)/make-source-package.sh

 clean::
 	DIST=$(DIST) \
 	MOZJS_MAJOR_VERSION=$(MOZJS_MAJOR_VERSION) \
 	MOZJS_MINOR_VERSION=$(MOZJS_MINOR_VERSION) \
 	MOZJS_PATCH_VERSION=$(MOZJS_PATCH_VERSION) \
 	MOZJS_ALPHA=$(MOZJS_ALPHA) \
 	$(srcdir)/make-source-package.sh clean

 endif
	# -- Mode: makefile --
	#
	# This Source Code Form is subject to the terms of the Mozilla Public
	# License, v. 2.0. If a copy of the MPL was not distributed with this
	# file, You can obtain one at http://mozilla.org/MPL/2.0/.

	DEPTH = @DEPTH@
	topsrcdir = @top_srcdir@
	srcdir = @srcdir@

	TOPLEVEL_BUILD := 1

	run_for_side_effects := $(shell echo "MAKE: $(MAKE)")
	include $(DEPTH)/config/autoconf.mk

	ifdef JS_STANDALONE
	LIBRARY_NAME = mozjs-@MOZILLA_SYMBOLVERSION@
	else
	LIBRARY_NAME = mozjs
	endif

	STATIC_LIBRARY_NAME = js_static
	MSVC_ENABLE_PGO := 1
	LIBS = $(NSPR_LIBS)

	# JavaScript must be built shared, even for static builds, as it is used by
	# other modules which are always built shared. Failure to do so results in
	# the js code getting copied into xpinstall and jsd as well as mozilla-bin,
	# and then the static data cells used for locking no longer work.
	#
	# In fact, we now build both a static and a shared library, as the
	# JS shell would like to link to the static library.

	ifdef JS_SHARED_LIBRARY
	FORCE_SHARED_LIB = 1
	endif
	FORCE_STATIC_LIB = 1
	DIST_INSTALL = 1

	###############################################
	# BEGIN include sources for low-level code shared with mfbt
	#
	MFBT_ROOT = $(srcdir)/../../mfbt
	VPATH += $(MFBT_ROOT)
	include $(MFBT_ROOT)/exported_headers.mk

	VPATH += \
	$(srcdir) \
	$(srcdir)/builtin \
	$(srcdir)/devtools \
	$(srcdir)/ds \
	$(srcdir)/frontend \
	$(srcdir)/gc \
	$(srcdir)/vm \
	$(NULL)

	######################################################
	# BEGIN include exported headers from the JS engine
	#
	# Ultimately, after cleansing EXPORTS,
	# these will be the ONLY headers exported by
	# the js engine
	#
	VPATH += \
	$(srcdir)/../public \
	$(NULL)

	###############################################
	# BEGIN enable non-releasable features
	#
	ifdef NIGHTLY_BUILD
	DEFINES += -DENABLE_PARALLEL_JS
	endif

	# Ion
	ifdef ENABLE_ION
	VPATH += $(srcdir)/jit
	VPATH += $(srcdir)/jit/shared

	ifeq (86, $(findstring 86,$(TARGET_CPU)))
	ifeq (x86_64, $(TARGET_CPU))
	VPATH += $(srcdir)/jit/x64
	else
	VPATH += $(srcdir)/jit/x86
	endif
	endif
	ifeq (arm, $(findstring arm, $(TARGET_CPU)))
	VPATH += $(srcdir)/jit/arm
	endif
	endif #ENABLE_ION

	###############################################
	# BEGIN include sources for the Nitro assembler
	#

	VPATH += $(srcdir)/assembler \
	$(srcdir)/assembler/wtf \
	$(srcdir)/assembler/jit \
	$(srcdir)/yarr \
	$(NONE)

	ifneq (,$(ENABLE_ION)$(ENABLE_YARR_JIT))
	VPATH += $(srcdir)/assembler/assembler \
	$(NONE)
	endif

	#
	# END enclude sources for the Nitro assembler
	#############################################

	ifdef JS_HAS_CTYPES
	VPATH += $(srcdir)/ctypes

	ifdef MOZ_NATIVE_FFI
	LOCAL_INCLUDES = $(MOZ_FFI_CFLAGS)
	else
	LOCAL_INCLUDES = -Ictypes/libffi/include
	endif

	LOCAL_INCLUDES += \
	-I. \
	$(NULL)


	ifdef MOZ_NATIVE_FFI
	EXTRA_DSO_LDOPTS += $(MOZ_FFI_LIBS)
	else
	ifeq ($(OS_ARCH),OS2)
	SHARED_LIBRARY_LIBS += \
	ctypes/libffi/.libs/ffi.a \
	$(NULL)
	else
	SHARED_LIBRARY_LIBS += \
	ctypes/libffi/.libs/libffi.$(LIB_SUFFIX) \
	$(NULL)
	endif
	endif

	endif # JS_HAS_CTYPES

	LOCAL_INCLUDES += -I$(MFBT_ROOT)/double-conversion

	# PerfMeasurement is available regardless of low-level support for it;
	# it just doesn't necessarily do anything useful. There is one
	# implementation source file per supported operating system, plus a stub
	# for unsupported OSes, plus the Javascript wrapper.
	VPATH += $(srcdir)/perf

	DASH_R = -r

	ifneq (,$(filter OS2 WINNT,$(OS_ARCH)))
	SDK_LIBRARY = $(IMPORT_LIBRARY)
	else
	SDK_LIBRARY = $(SHARED_LIBRARY)
	endif

	include $(topsrcdir)/config/config.mk

	ifeq (,$(MOZ_GLUE_PROGRAM_LDFLAGS))
	# When building standalone, we need to include mfbt sources, and to declare
	# "exported" mfbt symbols on its behalf when we use its headers.
	include $(MFBT_ROOT)/sources.mk
	DEFINES += -DIMPL_MFBT
	endif

	EXTRA_DSO_LDOPTS += $(NSPR_LIBS)

	ifndef BUILD_OPT
	MOCHAFILE = 1
	endif

	# Define keyword generator before rules.mk, see bug 323979 comment 50

	HOST_CPPSRCS += jskwgen.cpp
	HOST_SIMPLE_PROGRAMS += host_jskwgen$(HOST_BIN_SUFFIX)
	GARBAGE += jsautokw.h host_jskwgen$(HOST_BIN_SUFFIX)

	HOST_CPPSRCS += jsoplengen.cpp
	HOST_SIMPLE_PROGRAMS += host_jsoplengen$(HOST_BIN_SUFFIX)
	GARBAGE += jsautooplen.h host_jsoplengen$(HOST_BIN_SUFFIX)

	GARBAGE += selfhosted.out.h

	USE_HOST_CXX = 1

	ifdef HAVE_DTRACE
	ifneq ($(OS_ARCH),Darwin)
	DTRACE_PROBE_OBJ = $(LIBRARY_NAME)-dtrace.$(OBJ_SUFFIX)
	endif
	MOZILLA_DTRACE_SRC = $(srcdir)/devtools/javascript-trace.d
	endif

	default::

	ifneq (,$(CROSS_COMPILE)$(filter-out WINNT OS2,$(OS_ARCH)))
	# nsinstall doesn't get built until we enter config/ in the exports phase,
	# so we'll have to manually ensure it gets built here if we want to use
	# $(EXPORTS)
	export:: config/nsinstall$(HOST_BIN_SUFFIX)
	$(PUBLIC) $(SDK_PUBLIC): config/nsinstall$(HOST_BIN_SUFFIX)

	config/nsinstall$(HOST_BIN_SUFFIX): $(srcdir)/config/nsinstall.c $(srcdir)/config/pathsub.c
	$(MAKE) -C config/ nsinstall$(HOST_BIN_SUFFIX)
	endif

	# Ensure symbol versions of shared library on Linux do not conflict
	# with those in libxul.
	ifeq (Linux,$(OS_TARGET))
	EXTRA_DSO_LDOPTS += -Wl,-version-script,symverscript

	symverscript: symverscript.in
	$(PYTHON) $(topsrcdir)/config/Preprocessor.py \
	-DVERSION="$(subst -,_,$(LIBRARY_NAME))" $< > $@

	EXTRA_DEPS += symverscript
	endif

	include $(topsrcdir)/config/rules.mk

	ifdef JS_HAS_CTYPES
	ifndef MOZ_NATIVE_FFI
	# Build libffi proper as part of the 'exports' target, so things get built
	# in the right order.
	export::
	$(call SUBMAKE,,ctypes/libffi)

	distclean clean::
	$(call SUBMAKE,$@,ctypes/libffi)
	endif
	endif


	#############################################
	# BEGIN ECMAScript Internationalization API
	#

	# ICU headers need to be available whether we build with the complete
	# Internationalization API or not - ICU stubs rely on them.

	LOCAL_INCLUDES += \
	-I$(topsrcdir)/../../intl/icu/source/common \
	-I$(topsrcdir)/../../intl/icu/source/i18n \
	$(NULL)

	ifdef ENABLE_INTL_API

	ifeq ($(OS_ARCH),WINNT)
	# Library names: On Windows, ICU uses modified library names for static
	# and debug libraries.
	ifdef MOZ_DEBUG
	ICU_LIB_SUFFIX=d
	endif
	ICU_LIB_RENAME = $(foreach libname,$(ICU_LIB_NAMES),\
	cp -p intl/icu/lib/s$(libname)$(ICU_LIB_SUFFIX).lib intl/icu/lib/$(libname).lib;)
	endif

	ifdef .PYMAKE
	ICU_MAKE = $(GMAKE)
	else
	ICU_MAKE = $(MAKE)
	endif

	# - Build ICU as part of the "export" target, so things get built
	# in the right order.
	# - ICU requires GNU make according to its readme.html. pymake can't be used
	# because it doesn't support order only dependencies.
	# - Force ICU to use the standard suffix for object files because expandlibs
	# will discard all files with a non-standard suffix (bug 857450).
	# - Options for genrb: -k strict parsing; -R omit collation tailoring rules.
	export::
	# ICU's build system is full of races, so force non-parallel build.
	+$(ICU_MAKE) -j1 -C intl/icu STATIC_O=$(OBJ_SUFFIX) GENRBOPTS='-k -R'
	$(ICU_LIB_RENAME)

	distclean clean::
	$(call SUBMAKE,$@,intl/icu)

	endif

	#
	# END ECMAScript Internationalization API
	#############################################


	# The "find any vanilla new/new[] calls" script is tailored to Linux, so
	# only run it there. That should be enough to catch any such calls that
	# creep in.
	check-vanilla-new:
	$(srcdir)/config/find_vanilla_new_calls $(LIBRARY)

	ifeq ($(OS_ARCH),Linux)
	check:: check-vanilla-new
	endif

	# Help ensure that the number of OOM errors in SpiderMonkey doesn't increase.
	# If the number of OOM errors changes, update the number below. We intend this
	# number to go down over time, by fixing OOMs.
	check-ooms:
	$(wildcard $(RUN_TEST_PROGRAM)) $(PYTHON) -u $(srcdir)/config/find_OOM_errors.py --regression 125

	ifeq ($(MOZ_DEBUG),1)
	#check:: check-ooms
	endif

	ifdef MOZ_VALGRIND
	ifndef MOZ_ASAN
	JITTEST_VALGRIND_FLAG = --valgrind
	endif
	endif

	check-jit-test::
	$(wildcard $(RUN_TEST_PROGRAM)) $(PYTHON) -u $(srcdir)/jit-test/jit_test.py \
	--no-slow --no-progress --tinderbox --tbpl $(JITTEST_VALGRIND_FLAG) \
	$(DIST)/bin/$(JS_SHELL_NAME)$(BIN_SUFFIX)

	check:: check-jit-test

	# jstests doesn't have a --jitflags option, so we need to loop, updating the
	# exit code (RC) after each invocation.
	# FIXME: MethodJIT doesn't work for 1 test case (bug 644393), so
	# --no-extensions is set to skip that test. Remove as soon as possible.
	check-jstests:
	RC=0; \
	for f in `echo "$(JITFLAGS)" \| tr ',' '\n'`; \
	do \
	$(wildcard $(RUN_TEST_PROGRAM)) $(PYTHON) -u $(srcdir)/tests/jstests.py \
	--tinderbox --no-progress \
	--no-extensions \
	--timeout 300 \
	--args="`echo $$f \| sed 's/\(.\)/ -\1/g'`" \
	$(DIST)/bin/$(JS_SHELL_NAME)$(BIN_SUFFIX); \
	RC=$$(( $$RC \|\| $$?)); \
	done; \
	exit $$RC

	# FIXME:
	# We want to run check-jstests as part of \|make check\| on all platforms, on
	# tinderbox. However, some configurations don't work quite right just yet.
	# Rather than risking regressions in major configurations while fixing these
	# secondary configuration, we work around them and fix the bugs later.
	#
	# Bug 652154: On Windows, SM(!m !t) don't work because of path problems with
	# their unusual directory layout
	#
	# Bug 652155: On Mac, SM(d) doesn't work for unknown reasons

	ifeq ($(OS_ARCH),WINNT)
	ifdef ENABLE_METHODJIT
	endif
	else
	ifndef HAVE_DTRACE
	#check:: check-jstests
	endif
	endif

	DIST_GARBAGE = config.cache config.log config.status* \
	config/autoconf.mk config/emptyvars.mk \
	unallmakefiles $(JS_CONFIG_NAME) js-config.h js-confdefs.h \
	backend.mk config/backend.mk devtools/backend.mk editline/backend.mk \
	gdb/backend.mk jsapi-tests/backend.mk shell/backend.mk tests/backend.mk \
	backend.RecursiveMakeBackend.built backend.RecursiveMakeBackend.built.pp \
	devtools/rootAnalysis/Makefile

	distclean::
	cat unallmakefiles \| $(XARGS) rm -f
	$(RM) $(DIST_GARBAGE)
	rm -rf intl _virtualenv

	DEFINES += -DEXPORT_JS_API

	INCLUDES += -I$(srcdir)

	ifdef JS_THREADSAFE
	DEFINES += -DJS_THREADSAFE
	endif

	ifdef JS_HAS_CTYPES
	DEFINES += -DJS_HAS_CTYPES
	DEFINES += -DDLL_PREFIX=\"$(DLL_PREFIX)\" -DDLL_SUFFIX=\"$(DLL_SUFFIX)\"
	endif

	ifneq ($(findstring -L,$(NSPR_LIBS)),)
	NSPR_STATIC_PATH = $(subst -L,,$(findstring -L,$(NSPR_LIBS)))
	else
	NSPR_STATIC_PATH = $(DIST)/lib
	endif

	ifdef MOZ_VTUNE
	ifeq ($(OS_ARCH), WINNT)
	EXTRA_DSO_LDOPTS += $(VTUNE_LIBRARIES)
	LIBS += $(VTUNE_LIBRARIES)
	else
	SHARED_LIBRARY_LIBS += $(VTUNE_LIBRARIES)
	endif # WINNT
	endif # MOZ_VTUNE

	ifdef MOZ_ETW
	# This will get the ETW provider resources into the library mozjs.dll
	RESFILE = ETWProvider.res
	endif

	# HP-UX does not require the extra linking of "-lm"
	ifeq (,$(filter HP-UX WINNT OS2,$(OS_ARCH)))
	EXTRA_LIBS += -lm
	endif

	CFLAGS += $(MOZ_ZLIB_CFLAGS)
	EXTRA_LIBS += $(MOZ_ZLIB_LIBS)
	# Enable zlib usage if zlib has been located. When building the browser on
	# Windows, MOZ_ZLIB_LIBS is empty because zlib is part of libmozglue. We thus
	# also enable zlib if mozglue is present.
	ifneq (,$(MOZ_ZLIB_LIBS)$(MOZ_GLUE_LDFLAGS))
	DEFINES += -DUSE_ZLIB
	endif

	SHARED_LIBRARY_LIBS += $(ICU_LIBS)

	# Prevent floating point errors caused by VC++ optimizations
	ifdef _MSC_VER
	# XXX We should add this to CXXFLAGS, too?
	CFLAGS += -fp:precise

	ifeq ($(CPU_ARCH),x86)
	# Workaround compiler bug on PGO (Bug 721284)
	MonoIC.$(OBJ_SUFFIX): CXXFLAGS += -GL-
	Compiler.$(OBJ_SUFFIX): CXXFLAGS += -GL-
	# Ditto (Bug 772303)
	RegExp.$(OBJ_SUFFIX): CXXFLAGS += -GL-
	endif
	# Ditto (Bug 810661)
	ifeq ($(CPU_ARCH),x86_64)
	CTypes.$(OBJ_SUFFIX): CXXFLAGS += -GL-
	endif
	endif # _MSC_VER

	ifeq ($(OS_ARCH),FreeBSD)
	EXTRA_LIBS += -pthread
	endif
	ifeq ($(OS_ARCH),Linux)
	EXTRA_LIBS += -ldl
	endif
	# Silence warnings on AIX/HP-UX from non-GNU compilers
	ifndef GNU_CC
	ifeq ($(OS_ARCH),AIX)
	# Suppress warnings from xlC
	# 1540-1281: offsetof() on null non-POD types
	# 1540-1608: anonymous unions using static data members
	CFLAGS += -qsuppress=1540-1281 -qsuppress=1540-1608
	CXXFLAGS += -qsuppress=1540-1281 -qsuppress=1540-1608
	endif
	ifeq ($(OS_ARCH),HP-UX)
	# Suppress warnings from aCC
	# 3055: anonymous unions declaring types
	# 4189: offsetof() on non-POD types
	CFLAGS += +W3055,4189
	CXXFLAGS += +W3055,4189
	endif
	endif
	ifeq ($(OS_ARCH),SunOS)
	ifeq ($(TARGET_CPU),sparc)

	ifdef GNU_CC
	CFLAGS += -mcpu=v9
	CXXFLAGS += -mcpu=v9
	endif # GNU_CC

	endif
	ifeq ($(OS_RELEASE),4.1)
	EXTRA_LIBS += -ldl -lnsl
	else
	EXTRA_LIBS += -lposix4 -ldl -lnsl -lsocket
	endif
	endif

	# An AIX Optimization bug causes PR_dtoa() & JS_dtoa to produce wrong result.
	# This suppresses optimization for this single compilation unit.
	ifeq ($(OS_ARCH),AIX)
	jsatom.o: jsatom.cpp Makefile.in
	$(REPORT_BUILD)
	@$(MAKE_DEPS_AUTO_CXX)
	$(CXX) -o $@ -c $(filter-out $(MOZ_OPTIMIZE_FLAGS), $(COMPILE_CFLAGS)) $<
	jsdtoa.o: jsdtoa.cpp Makefile.in
	$(REPORT_BUILD)
	@$(MAKE_DEPS_AUTO_CXX)
	$(CXX) -o $@ -c $(filter-out $(MOZ_OPTIMIZE_FLAGS), $(COMPILE_CFLAGS)) $<
	endif

	# Compute the linker flags that programs linking against SpiderMonkey should
	# pass to get SpiderMonkey and its dependencies, beyond just the -L and -l
	# for the SpiderMonkey library itself.
	# - EXTRA_DSO_LDOPTS includes the NSPR -L and -l flags.
	# - OS_LIBS includes libraries selected by the configure script.
	# - EXTRA_LIBS includes libraries selected by this Makefile.
	JS_CONFIG_LIBS=$(EXTRA_DSO_LDOPTS) $(OS_LIBS) $(EXTRA_LIBS)
	ifdef GNU_CC
	JS_CONFIG_MOZ_JS_LIBS=-L$(libdir) -l$(LIBRARY_NAME)
	else
	JS_CONFIG_MOZ_JS_LIBS=$(libdir)/$(LIBRARY_NAME).lib
	endif

	# The configure script invokes this rule explicitly at configure time!
	# It's important that js-config be ready by the time we're done
	# configuring, because we may be running other configure scripts that
	# would like to run js-config themselves, before js is built.
	#
	# This file and rules.mk go through a certain amount of work to decide
	# which libraries to build, what to name them, and what flags to pass
	# when linking them (and thus what flags its own clients must pass).
	# All this information needs to go into the js-config script. To
	# avoid trying to re-compute all that in the configure script, we just
	# have the configure script generate this Makefile, and then invoke
	# this rule.

	# Set the various definitions that will be substituted for js-config
	# and for the pck-config .pc file.
	JS_CONFIG_SUBSTITUTIONS=\
	-Dprefix="$(prefix)" \
	-Dexec_prefix="$(exec_prefix)" \
	-Dincludedir="$(includedir)" \
	-Dlibdir="$(libdir)" \
	-DMOZILLA_VERSION="$(MOZILLA_VERSION)" \
	-DLIBRARY_NAME="$(LIBRARY_NAME)" \
	-DJS_CONFIG_LIBS="$(JS_CONFIG_LIBS)" \
	-DJS_CONFIG_MOZ_JS_LIBS="$(JS_CONFIG_MOZ_JS_LIBS)" \
	-DMOZJS_MAJOR_VERSION="$(MOZJS_MAJOR_VERSION)" \
	-DMOZJS_MINOR_VERSION="$(MOZJS_MINOR_VERSION)" \
	-DMOZJS_PATCH_VERSION="$(MOZJS_PATCH_VERSION)" \
	-DMOZJS_ALPHA="$(MOZJS_ALPHA)" \
	-DNSPR_CFLAGS="$(NSPR_CFLAGS)" \
	-DNSPR_PKGCONF_CHECK="$(NSPR_PKGCONF_CHECK)" \
	-DUSE_CXX11="$(USE_CXX11)"

	$(JS_CONFIG_NAME): js-config.in Makefile $(DEPTH)/config/autoconf.mk $(topsrcdir)/config/config.mk $(topsrcdir)/config/rules.mk
	$(RM) $@.tmp
	$(PYTHON) $(topsrcdir)/config/Preprocessor.py --marker % $(JS_CONFIG_SUBSTITUTIONS) $< > $@.tmp \
	&& mv $@.tmp $@ && chmod +x $@

	SCRIPTS = $(JS_CONFIG_NAME)
	SDK_BINARY = $(JS_CONFIG_NAME)

	$(LIBRARY_NAME).pc: js.pc.in
	$(PYTHON) $(topsrcdir)/config/Preprocessor.py $(JS_CONFIG_SUBSTITUTIONS) $< > $@

	install:: $(LIBRARY_NAME).pc
	$(SYSINSTALL) $^ $(DESTDIR)$(libdir)/pkgconfig

	######################################################
	# BEGIN SpiderMonkey header installation
	#
	# Mozilla/Gecko/Firefox mostly doesn't concern itself with defining a sensible
	# install target, because it's shipping primarily packaged builds. And even if
	# it did, those builds wouldn't really have reason to include header files. So
	# we have to install public headers ourselves, rather than using something from
	# config/rules.mk or similar.
	#
	# The overall directory structure of the installed headers looks like so:
	#
	# $(includedir)/
	# $(LIBRARY_NAME)/
	# jsapi.h, jspubtd.h, etc. (all of EXPORTS)
	# js/
	# js/public/* headers (all are public)
	# ds/
	# js/src/ds/* public headers
	# gc/
	# js/src/gc/* public headers
	# mozilla/
	# mfbt headers
	#

	install:: $(EXPORTS)
	$(SYSINSTALL) $^ $(DESTDIR)$(includedir)/$(LIBRARY_NAME)

	install:: $(EXPORTS_js)
	$(SYSINSTALL) $^ $(DESTDIR)$(includedir)/$(LIBRARY_NAME)/js

	install:: $(EXPORTS_mozilla)
	$(SYSINSTALL) $^ $(DESTDIR)$(includedir)/$(LIBRARY_NAME)/mozilla

	#
	# END SpiderMonkey header installation
	#############################################

	install:: $(SCRIPTS)
	$(SYSINSTALL) $^ $(DESTDIR)$(bindir)

	install:: $(REAL_LIBRARY) $(SHARED_LIBRARY) $(IMPORT_LIBRARY)
	ifneq (,$(REAL_LIBRARY))
	$(SYSINSTALL) $(REAL_LIBRARY) $(DESTDIR)$(libdir)
	mv -f $(DESTDIR)$(libdir)/$(REAL_LIBRARY) $(subst $(STATIC_LIBRARY_NAME),$(LIBRARY_NAME),$(DESTDIR)$(libdir)/$(REAL_LIBRARY))
	endif
	ifneq (,$(SHARED_LIBRARY))
	$(SYSINSTALL) $(SHARED_LIBRARY) $(DESTDIR)$(libdir)
	endif
	ifneq (,$(IMPORT_LIBRARY))
	$(SYSINSTALL) $(IMPORT_LIBRARY) $(DESTDIR)$(libdir)
	endif
	$(MAKE) -C shell install

	# Extra dependencies and rules for auto-generated headers
	host_jskwgen.$(OBJ_SUFFIX): jsversion.h vm/Keywords.h

	# Use CURDIR to avoid finding a jsautokw.h in the source tree (from a
	# previous build?) via VPATH when we're building in a separate tree.
	$(CURDIR)/jsautokw.h: host_jskwgen$(HOST_BIN_SUFFIX)
	./host_jskwgen$(HOST_BIN_SUFFIX) $@

	host_jsoplengen.$(OBJ_SUFFIX): jsopcode.tbl

	# Use CURDIR to avoid finding a jsautooplen.h in the source tree (from
	# a previous build?) via VPATH when we're building in a separate tree.
	$(CURDIR)/jsautooplen.h: host_jsoplengen$(HOST_BIN_SUFFIX)
	./host_jsoplengen$(HOST_BIN_SUFFIX) $@

	# Force auto-header generation before compiling any source that may use them
	$(patsubst %.cc,%.$(OBJ_SUFFIX),$(CPPSRCS:%.cpp=%.$(OBJ_SUFFIX))): $(CURDIR)/jsautokw.h $(CURDIR)/jsautooplen.h

	ifdef MOZ_ETW
	ETWProvider.h ETWProvider.rc ETWProvider.mof: ETWProvider.man
	$(MC) -um -mof $^

	Probes.$(OBJ_SUFFIX): ETWProvider.h

	ETWProvider.res: ETWProvider.rc
	$(RC) -r -i "$(SDKDIR)Include" $^

	export:: ETWProvider.res

	install:: ETWProvider.mof ETWProvider.man
	$(SYSINSTALL) $^ $(DESTDIR)$(bindir)

	endif

	ifdef HAVE_DTRACE
	$(CURDIR)/javascript-trace.h: $(srcdir)/devtools/javascript-trace.d
	dtrace -h -s $(srcdir)/devtools/javascript-trace.d -o javascript-trace.h.in
	sed -e 's/if _DTRACE_VERSION/ifdef INCLUDE_MOZILLA_DTRACE/' \
	-e '/const/!s/char \/const char /g' \
	javascript-trace.h.in > javascript-trace.h

	# We can't automatically generate dependencies on auto-generated headers;
	# we have to list them explicitly.
	$(addsuffix .$(OBJ_SUFFIX),Probes jsinterp jsobj): $(CURDIR)/javascript-trace.h
	endif

	ifdef HAVE_LINUX_PERF_EVENT_H
	pm_linux.$(OBJ_SUFFIX): CXXFLAGS += $(LINUX_HEADERS_INCLUDES)
	endif

	# Prepare self-hosted JS code for embedding
	export:: selfhosting
	selfhosting:: selfhosted.out.h

	selfhosting_srcs := \
	$(srcdir)/builtin/Utilities.js \
	$(srcdir)/builtin/Array.js \
	$(srcdir)/builtin/Date.js \
	$(srcdir)/builtin/Intl.js \
	$(srcdir)/builtin/IntlData.js \
	$(srcdir)/builtin/Number.js \
	$(srcdir)/builtin/ParallelArray.js \
	$(srcdir)/builtin/String.js \
	$(NULL)

	selfhosted_out_h_deps := \
	$(selfhosting_srcs) \
	$(srcdir)/js.msg \
	$(srcdir)/builtin/embedjs.py \
	$(NULL)

	SELFHOSTED_DEFINES += $(DEFINES) $(ACDEFINES)
	ifdef MOZ_DEBUG
	SELFHOSTED_DEFINES += $(MOZ_DEBUG_ENABLE_DEFS)
	else
	SELFHOSTED_DEFINES += $(MOZ_DEBUG_DISABLE_DEFS)
	endif

	selfhosted.out.h: $(selfhosted_out_h_deps)
	$(PYTHON) $(srcdir)/builtin/embedjs.py $(SELFHOSTED_DEFINES) \
	-p '$(CPP)' -m $(srcdir)/js.msg -o $@ $(selfhosting_srcs)

	###############################################
	# BEGIN kludges for the Nitro assembler
	#

	# Needed to "configure" it correctly. Unfortunately these
	# flags wind up being applied to all code in js/src, not just
	# the code in js/src/assembler.
	CXXFLAGS += -DUSE_SYSTEM_MALLOC=1 -DENABLE_ASSEMBLER=1

	ifneq (,$(ENABLE_YARR_JIT))
	CXXFLAGS += -DENABLE_JIT=1
	endif

	INCLUDES += -I$(srcdir)/assembler -I$(srcdir)/yarr

	#
	# END kludges for the Nitro assembler
	###############################################

	###############################################
	# Generating source package tarballs
	# (only possible when tar is found)
	ifneq (,$(TAR))

	source-package:
	SRCDIR=$(srcdir) \
	DIST=$(DIST) \
	MAKE=$(MAKE) \
	MKDIR=$(MKDIR) \
	TAR=$(TAR) \
	MOZJS_MAJOR_VERSION=$(MOZJS_MAJOR_VERSION) \
	MOZJS_MINOR_VERSION=$(MOZJS_MINOR_VERSION) \
	MOZJS_PATCH_VERSION=$(MOZJS_PATCH_VERSION) \
	MOZJS_ALPHA=$(MOZJS_ALPHA) \
	$(srcdir)/make-source-package.sh

	clean::
	DIST=$(DIST) \
	MOZJS_MAJOR_VERSION=$(MOZJS_MAJOR_VERSION) \
	MOZJS_MINOR_VERSION=$(MOZJS_MINOR_VERSION) \
	MOZJS_PATCH_VERSION=$(MOZJS_PATCH_VERSION) \
	MOZJS_ALPHA=$(MOZJS_ALPHA) \
	$(srcdir)/make-source-package.sh clean

	endif