# -*- Mode: makefile -*-
#
# Work-in-progress...
# See https://bugzilla.gnome.org/show_bug.cgi?id=654395

_GLIB_CLEANFILES =
_GLIB_DISTCLEANFILES =

_GLIB_V_GEN = $(_glib_v_gen_$(V))
_glib_v_gen_ = $(_glib_v_gen_$(AM_DEFAULT_VERBOSITY))
_glib_v_gen_0 = @echo "  GEN     " $(subst .stamp,,$@);


### glib-genmarshal

_GLIB_MARSHAL_GENERATED = $(subst .h,,$(filter %marshal.h,$(GLIB_GENERATED)))

_glib_marshal_prefix = $(subst marshal,,$(subst _marshal,,$(subst -,_,$(notdir $(1)))))_marshal
_glib_marshal_sources_var = $(subst -,_,$(notdir $(1)))_sources
_glib_marshal_sources = $(filter-out %.h,$(filter-out $(GLIB_GENERATED),$($(_glib_marshal_sources_var))))

define _glib_make_genmarshal_rules
$(if $(_glib_marshal_sources),,$(error Need to define $(_glib_marshal_sources_var) for $(1).[ch]))

$(1).list.stamp: $(_glib_marshal_sources) Makefile
	$$(_GLIB_V_GEN) LC_ALL=C sed -ne 's/.*_$(_glib_marshal_prefix)_\([_A-Z]*\).*/\1/p' $$(filter-out Makefile, $$^) | sort -u | sed -e 's/__/:/' -e 's/_/,/g' > $(1).list.tmp && \
	(cmp -s $(1).list.tmp $(1).list || cp $(1).list.tmp $(1).list) && \
	rm -f $(1).list.tmp && \
	echo timestamp > $$@

$(1).list: $(1).list.stamp
	@true

$(1).h: $(1).list
	$$(_GLIB_V_GEN) $$(GLIB_GENMARSHAL) \
		--prefix=_$(_glib_marshal_prefix) --header \
		$$(GLIB_GENMARSHAL_H_FLAGS) \
		$$($(_glib_marshal_prefix)_GENMARSHAL_H_FLAGS) \
		$$< > $$@.tmp && \
	mv $$@.tmp $$@

$(1).c: $(1).list
	$$(_GLIB_V_GEN) (echo "#include \"$$(subst .c,.h,$$(@F))\""; $$(GLIB_GENMARSHAL) \
		--prefix=_$(_glib_marshal_prefix) --body \
		$$(GLIB_GENMARSHAL_C_FLAGS) \
		$$($(_glib_marshal_prefix)_GENMARSHAL_C_FLAGS) \
		$$< ) > $$@.tmp && \
	mv $$@.tmp $$@

_GLIB_CLEANFILES += $(1).list.stamp $(1).list
_GLIB_DISTCLEANFILES += $(1).h $(1).c
endef

$(foreach f,$(_GLIB_MARSHAL_GENERATED),$(eval $(call _glib_make_genmarshal_rules,$f)))


### glib-mkenums

_GLIB_ENUM_TYPES_GENERATED = $(subst .h,,$(filter %enum-types.h %enumtypes.h,$(GLIB_GENERATED)))

_glib_enum_types_prefix = $(subst -,_,$(notdir $(1)))
_glib_enum_types_guard = __$(shell LC_ALL=C echo $(_glib_enum_types_prefix) | tr 'a-z' 'A-Z')_H__
_glib_enum_types_sources_var = $(_glib_enum_types_prefix)_sources
_glib_enum_types_sources = $(filter-out $(GLIB_GENERATED),$($(_glib_enum_types_sources_var)))
_glib_enum_types_h_sources = $(filter %.h,$(_glib_enum_types_sources))

define _glib_make_mkenums_rules
$(if $(_glib_enum_types_sources),,$(error Need to define $(_glib_enum_types_sources_var) for $(1).[ch]))

$(1).h.stamp: $(_glib_enum_types_h_sources) Makefile
	$$(_GLIB_V_GEN) $$(GLIB_MKENUMS) \
		--fhead "/* Generated by glib-mkenums. Do not edit */\n\n#ifndef $(_glib_enum_types_guard)\n#define $(_glib_enum_types_guard)\n\n" \
		$$(GLIB_MKENUMS_H_FLAGS) \
		$$($(_glib_enum_types_prefix)_MKENUMS_H_FLAGS) \
		--fhead "#include <glib-object.h>\n\nG_BEGIN_DECLS\n" \
		--vhead "GType @enum_name@_get_type (void) G_GNUC_CONST;\n#define @ENUMPREFIX@_TYPE_@ENUMSHORT@ (@enum_name@_get_type ())\n" \
		--ftail "G_END_DECLS\n\n#endif /* $(_glib_enum_types_guard) */" \
		$$(filter-out Makefile, $$^) > $(1).h.tmp && \
	(cmp -s $(1).h.tmp $(1).h || cp $(1).h.tmp $(1).h) && \
	rm -f $(1).h.tmp && \
	echo timestamp > $$@

$(1).h: $(1).h.stamp
	@true

$(1).c.stamp: $(_glib_enum_types_h_sources) Makefile
	$$(_GLIB_V_GEN) $$(GLIB_MKENUMS) \
		--fhead "/* Generated by glib-mkenums. Do not edit */\n\n#include \"config.h\"\n\n#include \"$(notdir $(1)).h\"\n" \
		$$(GLIB_MKENUMS_C_FLAGS) \
		$$($(_glib_enum_types_prefix)_MKENUMS_C_FLAGS) \
		--fhead "$$(foreach f,$$(filter-out Makefile,$$(^F)),\n#include \"$$(f)\")\n\n" \
		--vhead "GType\n@enum_name@_get_type (void)\n{\n  static volatile gsize g_define_type_id__volatile = 0;\n\n  if (g_once_init_enter (&g_define_type_id__volatile))\n    {\n      static const G@Type@Value values[] = {\n" \
		--vprod "        { @VALUENAME@, \"@VALUENAME@\", \"@valuenick@\" },\n" \
		--vtail "        { 0, NULL, NULL }\n      };\n      GType g_define_type_id =\n        g_@type@_register_static (g_intern_static_string (\"@EnumName@\"), values);\n      g_once_init_leave (&g_define_type_id__volatile, g_define_type_id);\n    }\n\n  return g_define_type_id__volatile;\n}\n" \
		$$(filter-out Makefile, $$^) > $(1).c.tmp && \
	(cmp -s $(1).c.tmp $(1).c || cp $(1).c.tmp $(1).c) && \
	rm -f $(1).c.tmp && \
	echo timestamp > $$@

$(1).c: $(1).c.stamp
	@true

_GLIB_CLEANFILES += $(1).h.stamp $(1).c.stamp
_GLIB_DISTCLEANFILES += $(1).h $(1).c $(1).h.stamp $(1).c.stamp
endef

$(foreach f,$(_GLIB_ENUM_TYPES_GENERATED),$(eval $(call _glib_make_mkenums_rules,$f)))


### glib-compile-schemas

_GLIB_ENUMS_XML_GENERATED = $(filter %.enums.xml,$(GLIB_GENERATED))
_GLIB_GSETTINGS_SCHEMA_FILES = $(filter %.gschema.xml,$(gsettingsschema_DATA))
_GLIB_GSETTINGS_VALID_FILES = $(subst .xml,.valid,$(_GLIB_GSETTINGS_SCHEMA_FILES))

_glib_enums_xml_prefix = $(subst .,_,$(notdir $(1)))
_glib_enums_xml_sources_var = $(_glib_enums_xml_prefix)_sources
_glib_enums_xml_sources = $(filter-out $(GLIB_GENERATED),$($(_glib_enums_xml_sources_var)))
_glib_enums_xml_namespace = $(subst .enums.xml,,$(notdir $(1)))

define _glib_make_enums_xml_rule
$(if $(_glib_enums_xml_sources),,$(error Need to define $(_glib_enums_xml_sources_var) for $(1)))

$(1): $(_glib_enums_xml_sources) Makefile
	$$(_GLIB_V_GEN) $$(GLIB_MKENUMS) --comments '<!-- @comment@ -->' --fhead "<schemalist>" --vhead "  <@type@ id='$(_glib_enums_xml_namespace).@EnumName@'>" --vprod "    <value nick='@valuenick@' value='@valuenum@'/>" --vtail "  </@type@>" --ftail "</schemalist>" $$(filter-out Makefile, $$^) > $$@.tmp && mv $$@.tmp $$@
endef

_GLIB_V_CHECK = $(_glib_v_check_$(V))
_glib_v_check_ = $(_glib_v_check_$(AM_DEFAULT_VERBOSITY))
_glib_v_check_0 = @echo "  CHECK   " $(subst .valid,.xml,$@);

define _glib_make_schema_validate_rule
$(subst .xml,.valid,$(1)): $(_GLIB_ENUMS_XML_GENERATED) $(1)
	$$(_GLIB_V_CHECK) $$(GLIB_COMPILE_SCHEMAS) --strict --dry-run $$(addprefix --schema-file=,$$^) && touch $$@
endef

define _glib_make_schema_rules
all-am: $(_GLIB_GSETTINGS_VALID_FILES)

install-data-am: glib-install-schemas-hook

glib-install-schemas-hook: install-gsettingsschemaDATA
	@test -n "$(GSETTINGS_DISABLE_SCHEMAS_COMPILE)$(DESTDIR)" || (echo $(GLIB_COMPILE_SCHEMAS) $(gsettingsschemadir); $(GLIB_COMPILE_SCHEMAS) $(gsettingsschemadir))

uninstall-am: glib-uninstall-schemas-hook

glib-uninstall-schemas-hook: uninstall-gsettingsschemaDATA
	@test -n "$(GSETTINGS_DISABLE_SCHEMAS_COMPILE)$(DESTDIR)" || (echo $(GLIB_COMPILE_SCHEMAS) $(gsettingsschemadir); $(GLIB_COMPILE_SCHEMAS) $(gsettingsschemadir))

.PHONY: glib-install-schemas-hook glib-uninstall-schemas-hook
endef

_GLIB_CLEANFILES += $(_GLIB_ENUMS_XML_GENERATED) $(_GLIB_GSETTINGS_VALID_FILES)

$(foreach f,$(_GLIB_ENUMS_XML_GENERATED),$(eval $(call _glib_make_enums_xml_rule,$f)))
$(foreach f,$(_GLIB_GSETTINGS_SCHEMA_FILES),$(eval $(call _glib_make_schema_validate_rule,$f)))
$(if $(_GLIB_GSETTINGS_SCHEMA_FILES),$(eval $(_glib_make_schema_rules)))


### Cleanup
.PHONY: clean-glib distclean-glib

clean-am: clean-glib
clean-glib:
	$(if $(strip $(_GLIB_CLEANFILES)),-rm -f $(_GLIB_CLEANFILES))

distclean-am: distclean-glib
distclean-glib:
	$(if $(strip $(_GLIB_DISTCLEANFILES)),-rm -f $(_GLIB_DISTCLEANFILES))
