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244 lines
9.1 KiB
Makefile
244 lines
9.1 KiB
Makefile
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this file,
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# You can obtain one at http://mozilla.org/MPL/2.0/.
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webidl_base = $(topsrcdir)/dom/webidl
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# Generated by moz.build
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include webidlsrcs.mk
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binding_include_path := mozilla/dom
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webidl_files += $(generated_events_webidl_files)
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all_webidl_files = $(webidl_files) $(generated_webidl_files) $(preprocessed_webidl_files)
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# Set exported_binding_headers before adding the test IDL to the mix
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exported_binding_headers := $(subst .webidl,Binding.h,$(all_webidl_files))
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exported_generated_events_headers := $(subst .webidl,.h,$(generated_events_webidl_files))
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# Set linked_binding_cpp_files before adding the test IDL to the mix
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linked_binding_cpp_files := $(subst .webidl,Binding.cpp,$(all_webidl_files))
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linked_generated_events_cpp_files := $(subst .webidl,.cpp,$(generated_events_webidl_files))
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all_webidl_files += $(test_webidl_files) $(preprocessed_test_webidl_files)
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generated_header_files := $(subst .webidl,Binding.h,$(all_webidl_files)) $(exported_generated_events_headers)
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generated_cpp_files := $(subst .webidl,Binding.cpp,$(all_webidl_files)) $(linked_generated_events_cpp_files)
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# We want to be able to only regenerate the .cpp and .h files that really need
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# to change when a .webidl file changes. We do this by making the
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# binding_dependency_trackers targets have dependencies on the right .webidl
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# files via generated .pp files, having a .BindingGen target that depends on the
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# binding_dependency_trackers and which has all the generated binding .h/.cpp
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# depending on it, and then in the make commands for that target being able to
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# check which exact binding_dependency_trackers changed.
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binding_dependency_trackers := $(subst .webidl,Binding,$(all_webidl_files))
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globalgen_targets := \
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GeneratedAtomList.h \
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PrototypeList.h \
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RegisterBindings.h \
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RegisterBindings.cpp \
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UnionTypes.h \
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UnionTypes.cpp \
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UnionConversions.h \
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$(NULL)
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# Nasty hack: when the test/Makefile.in invokes us to do codegen, it
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# uses a target of
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# "export TestExampleInterface-example TestExampleProxyInterface-example".
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# We don't actually need to load our .o.pp files in that case, so just
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# pretend like we have no CPPSRCS if that's the target. It makes the
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# test cycle much faster, which is why we're doing it.
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#
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# XXXbz We could try to cheat even more and only include our CPPSRCS
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# when $(MAKECMDGOALS) contains libs, so that we can skip loading all
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# those .o.pp when trying to make a single .cpp file too, but that
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# would break |make FooBinding.o(bj)|. Ah, well.
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ifneq (export TestExampleInterface-example TestExampleProxyInterface-example,$(MAKECMDGOALS))
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CPPSRCS = \
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$(unified_binding_cpp_files) \
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$(linked_generated_events_cpp_files) \
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$(filter %.cpp, $(globalgen_targets)) \
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$(NULL)
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endif
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ABS_DIST := $(abspath $(DIST))
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EXTRA_EXPORT_MDDEPEND_FILES := $(addsuffix .pp,$(binding_dependency_trackers))
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EXPORTS_GENERATED_FILES := $(exported_binding_headers) $(exported_generated_events_headers)
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EXPORTS_GENERATED_DEST := $(ABS_DIST)/include/$(binding_include_path)
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EXPORTS_GENERATED_TARGET := export
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INSTALL_TARGETS += EXPORTS_GENERATED
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# Install auto-generated GlobalGen files. The rules for the install must
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# be in the same target/subtier as GlobalGen.py, otherwise the files will not
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# get installed into the appropriate location as they are generated.
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globalgen_headers_FILES := \
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GeneratedAtomList.h \
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PrototypeList.h \
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RegisterBindings.h \
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UnionConversions.h \
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UnionTypes.h \
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$(NULL)
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globalgen_headers_DEST = $(ABS_DIST)/include/mozilla/dom
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globalgen_headers_TARGET := export
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INSTALL_TARGETS += globalgen_headers
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include $(topsrcdir)/config/rules.mk
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ifdef GNU_CC
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CXXFLAGS += -Wno-uninitialized
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endif
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# If you change bindinggen_dependencies here, change it in
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# dom/bindings/test/Makefile.in too.
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bindinggen_dependencies := \
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BindingGen.py \
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Bindings.conf \
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Configuration.py \
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Codegen.py \
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ParserResults.pkl \
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parser/WebIDL.py \
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$(GLOBAL_DEPS) \
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$(NULL)
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CSS2Properties.webidl: $(topsrcdir)/layout/style/nsCSSPropList.h \
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$(topsrcdir)/layout/style/nsCSSPropAliasList.h \
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$(webidl_base)/CSS2Properties.webidl.in \
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$(webidl_base)/CSS2PropertiesProps.h \
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$(srcdir)/GenerateCSS2PropertiesWebIDL.py \
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$(GLOBAL_DEPS)
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$(CPP) $(DEFINES) $(ACDEFINES) -I$(topsrcdir)/layout/style $(webidl_base)/CSS2PropertiesProps.h | \
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PYTHONDONTWRITEBYTECODE=1 $(PYTHON) \
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$(srcdir)/GenerateCSS2PropertiesWebIDL.py $(webidl_base)/CSS2Properties.webidl.in > CSS2Properties.webidl
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$(webidl_files): %: $(webidl_base)/%
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$(INSTALL) $(IFLAGS1) $(webidl_base)/$* .
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$(test_webidl_files): %: $(srcdir)/test/%
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$(INSTALL) $(IFLAGS1) $(srcdir)/test/$* .
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# We can't easily use PP_TARGETS here because it insists on outputting targets
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# that look like "$(CURDIR)/foo" whereas we want our target to just be "foo".
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# Make sure to include $(GLOBAL_DEPS) so we pick up changes to what symbols are
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# defined. Also make sure to remove $@ before writing to it, because otherwise
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# if a file goes from non-preprocessed to preprocessed we can end up writing to
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# a symlink, which will clobber files in the srcdir, which is bad.
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$(preprocessed_webidl_files): %: $(webidl_base)/% $(GLOBAL_DEPS)
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$(RM) $@
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$(call py_action,preprocessor, \
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$(DEFINES) $(ACDEFINES) $(XULPPFLAGS) $(webidl_base)/$* -o $@)
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# See the comment about PP_TARGETS for $(preprocessed_webidl_files)
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$(preprocessed_test_webidl_files): %: $(srcdir)/test/% $(GLOBAL_DEPS)
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$(RM) $@
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$(call py_action,preprocessor, \
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$(DEFINES) $(ACDEFINES) $(XULPPFLAGS) $(srcdir)/test/$* -o $@)
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# Make is dumb and can get confused between "foo" and "$(CURDIR)/foo". Make
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# sure that the latter depends on the former, since the latter gets used in .pp
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# files.
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all_webidl_files_absolute = $(addprefix $(CURDIR)/,$(all_webidl_files))
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$(all_webidl_files_absolute): $(CURDIR)/%: %
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$(generated_header_files): .BindingGen
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$(generated_cpp_files): .BindingGen
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# $(binding_dependency_trackers) pick up additional dependencies via .pp files
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# The rule: just brings the tracker up to date, if it's out of date, so that
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# we'll know that we have to redo binding generation and flag this prerequisite
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# there as being newer than the bindinggen target.
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$(binding_dependency_trackers):
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@$(TOUCH) $@
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$(globalgen_targets): ParserResults.pkl
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%-example: .BindingGen
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PYTHONDONTWRITEBYTECODE=1 $(PYTHON) $(topsrcdir)/config/pythonpath.py \
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$(PLY_INCLUDE) -I$(srcdir)/parser \
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$(srcdir)/ExampleGen.py \
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$(srcdir)/Bindings.conf $*
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CACHE_DIR = _cache
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globalgen_dependencies := \
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GlobalGen.py \
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Bindings.conf \
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Configuration.py \
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Codegen.py \
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parser/WebIDL.py \
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webidlsrcs.mk \
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$(all_webidl_files) \
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$(CACHE_DIR)/.done \
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$(GLOBAL_DEPS) \
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$(NULL)
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$(CACHE_DIR)/.done:
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$(MKDIR) -p $(CACHE_DIR)
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@$(TOUCH) $@
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# Running GlobalGen.py updates ParserResults.pkl as a side-effect
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ParserResults.pkl: $(globalgen_dependencies)
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$(info Generating global WebIDL files)
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PYTHONDONTWRITEBYTECODE=1 $(PYTHON) $(topsrcdir)/config/pythonpath.py \
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$(PLY_INCLUDE) -I$(srcdir)/parser \
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$(srcdir)/GlobalGen.py $(srcdir)/Bindings.conf . \
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--cachedir=$(CACHE_DIR) \
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$(all_webidl_files)
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$(globalgen_headers_FILES): ParserResults.pkl
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# Make sure .deps actually exists, since we'll try to write to it from
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# BindingGen.py but we're typically running in the export phase, which is
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# before anyone has bothered creating .deps.
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# Then, pass our long lists through files to try to avoid blowing out the
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# command line.
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# Next, BindingGen.py will examine the changed dependency list to figure out
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# what it really needs to regenerate.
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# Finally, touch the .BindingGen file so that we don't have to keep redoing
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# all that until something else actually changes.
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.BindingGen: $(bindinggen_dependencies) $(binding_dependency_trackers)
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$(info Generating WebIDL bindings)
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$(MKDIR) -p .deps
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echo $(all_webidl_files) > .all-webidl-file-list
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echo $(generated_events_webidl_files) > .generated-events-webidl-files
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echo $? > .changed-dependency-list
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PYTHONDONTWRITEBYTECODE=1 $(PYTHON) $(topsrcdir)/config/pythonpath.py \
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$(PLY_INCLUDE) -I$(srcdir)/parser \
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$(srcdir)/BindingGen.py \
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$(srcdir)/Bindings.conf \
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$(CURDIR) \
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.all-webidl-file-list \
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.generated-events-webidl-files \
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.changed-dependency-list
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@$(TOUCH) $@
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GARBAGE += \
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webidlyacc.py \
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parser.out \
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$(wildcard *-example.h) \
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$(wildcard *-example.cpp) \
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.BindingGen \
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.all-webidl-file-list \
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.generated-events-webidl-files \
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.changed-dependency-list \
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$(binding_dependency_trackers) \
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$(NULL)
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# Make sure all binding header files are created during the export stage, so we
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# don't have issues with .cpp files being compiled before we've generated the
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# headers they depend on. This is really only needed for the test files, since
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# the non-test headers are all exported above anyway. Note that this means that
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# we do all of our codegen during export.
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export:: $(generated_header_files)
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distclean::
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-$(RM) \
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$(generated_header_files) \
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$(generated_cpp_files) \
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$(all_webidl_files) \
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$(globalgen_targets) \
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ParserResults.pkl \
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$(NULL)
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