TEXI_FILES = $(call src-wildcard,*.texi)
ALL_SOURCES += $(TEXI_FILES)
TEXINFO_SOURCES = $(TEXI_FILES)

OUTTXT_FILES += $(addprefix $(outdir)/,$(TEXI_FILES:.texi=.txt))

OMF_FILES += $(foreach format, html pdf, $(foreach f, $(TEXI_FILES), $(outdir)/$(f:.texi=.$(format)).omf))

GENERATE_OMF = $(buildscript-dir)/texi2omf --format $(1) --location $(webdir)$(tree-dir)/$(notdir $(basename $@))  --version $(TOPLEVEL_VERSION) $< > $@

TEXINFO_PAPERSIZE_OPTION= $(if $(findstring $(PAPERSIZE),a4),,-t @afourpaper)

DOCUMENTATION_INCLUDES += -I $(top-src-dir)/Documentation

MAKEINFO_FLAGS += --enable-encoding $(DOCUMENTATION_INCLUDES)
MAKEINFO = LANG= $(MAKEINFO_PROGRAM) $(MAKEINFO_FLAGS)

# texi2html xref map files
# FIXME: duplicated in stepake/texinfo-vars.make make/doc-i18n-root-vars.make
XREF_MAPS_DIR = $(top-build-dir)/$(outdir)/xref-maps
XREF_MAPS_FILES += $(TEXI_FILES:%.texi=$(XREF_MAPS_DIR)/%.xref-map) \
 $(TELY_FILES:%.tely=$(XREF_MAPS_DIR)/%.xref-map)
XREF_MAP_FLAGS += -I $(outdir)

###########
ifneq ($(ISOLANG),)
TEXI2HTML_LANG = --lang=$(ISOLANG)
endif

DOC_TEXI2HTML_INIT = --init-file=$(top-src-dir)/Documentation/lilypond-texi2html.init
WEB_TEXI2HTML_INIT =--init-file=$(top-src-dir)/Documentation/web-texi2html.init
TEXI2HTML_INIT = $(DOC_TEXI2HTML_INIT)

DOC_TEXI2HTML_SPLIT = --prefix=index --split=section
WEB_TEXI2HTML_SPLIT = --prefix=index --split=node --node-files
TEXI2HTML_SPLIT = $(DOC_TEXI2HTML_SPLIT)

TEXI2HTML_INCLUDES += --I=. --I=$(src-dir) --I=$(outdir) $(DOCUMENTATION_INCLUDES) --I=$(XREF_MAPS_DIR)
TEXI2HTML_FLAGS += $(TEXI2HTML_INCLUDES) $(TEXI2HTML_INIT) $(TEXI2HTML_LANG)
TEXI2HTML = PERL_UNICODE=SD $(TEXI2HTML_PROGRAM)
###########


TEXI2PDF_FLAGS += $(DOCUMENTATION_INCLUDES)

ifdef QUIET_BUILD
TEXI2PDF_FLAGS += -q
endif

# info stuff
INFO_INSTALL_FILES = $(wildcard $(addsuffix *, $(INFO_FILES)))
INFO_INSTALL_COMMAND = $(if $(INFO_INSTALL_FILES),\
	$(INSTALLPY) -d $(DESTDIR)$(infodir) ; \
	$(MAKE) INSTALLATION_OUT_DIR=$(infodir) \
		depth=$(depth) INSTALLATION_OUT_FILES="$(INFO_INSTALL_FILES)" \
		-f $(stepdir)/install-out.sub.make,true)