top_builddir=..
include $(top_builddir)/Makefile.config

SUBDIRS = man

HTML_DIR = $(DESTDIR)html
MAN_DIR	 = $(DESTDIR)man
PDF_DIR	 = $(DESTDIR)pdf
XML_DIR	 = $(DESTDIR)xml

# Keep generated .txt files relative to the source directory
# and files they are included in.
TXT_DIR	 = $(top_srcdir)/doc/txt

DOC_DIRS = \
 $(HTML_DIR) \
 $(HTML_DIR)/api \
 $(MAN_DIR)/man1 \
 $(MAN_DIR)/man5 \
 $(TXT_DIR) \
 $(XML_DIR)

# TODO: perl.pod should be pod2ized during make install. --pasky

# XXX: manual.txt is the master document and must be first.
MANUAL_FILES = \
 manual.txt \
 \
 bookmarks.txt \
 ecmascript.txt \
 exmode.txt \
 faq.txt \
 installation.txt \
 introduction.txt \
 lua-scripting.txt \
 mailcap.txt \
 marks.txt \
 mime.txt \
 remote.txt \
 small.txt \
 tabs.txt \
 terminals.txt \
 urlshortcuts.txt

### Script Dependencies
#

ELINKS	 = $(top_builddir)/src/elinks
KBDBIND	 = $(top_srcdir)/src/config/kbdbind.c
FEATURES = $(top_srcdir)/features.conf

### Locale env vars to override system one to ensure commands
# using elinks binary will generate texts in english
#
LOCALES = LC_ALL=C LANGUAGE=en

### Scripts
#

CODE2DOC		= $(top_srcdir)/doc/tools/code2doc
HELP2DOC		= $(top_srcdir)/doc/tools/help2doc
IMPORT_FEATURES_CONF	= $(top_srcdir)/doc/tools/import-features.conf
MAKE_ELINKS_MANPAGE	= $(top_srcdir)/doc/tools/make-elinks-manpage
MAKE_ELINKSKEYS_MANPAGE	= $(top_srcdir)/doc/tools/make-elinkskeys-manpage

HTML_DOCS-$(CONFIG_ASCIIDOC) += \
 api/dom.html \
 elinks.1.html \
 elinkskeys.5.html \
 hacking.html \
 manual.html

HTML_DOCS-$(CONFIG_XMLTO) += \
 manual.html-chunked

HTML_DOCS-$(CONFIG_POD2HTML) += \
 perl.html \
 perl-hooks.html

MAN_DOCS-$(CONFIG_XMLTO) += \
 man1/elinks.1.in \
 man5/elinkskeys.5

# Only jw is used for generating PDF.
PDF_DOCS-$(CONFIG_JW) += \
 manual.pdf

MAN_DOCS += man5/elinks.conf.5

MAN_DOCS  += $(MAN_DOCS-yes)
HTML_DOCS += $(HTML_DOCS-yes)
PDF_DOCS  += $(PDF_DOCS-yes)

man-docs:  doc-dirs $(addprefix $(MAN_DIR)/,$(MAN_DOCS))
html-docs: doc-dirs $(addprefix $(HTML_DIR)/,$(HTML_DOCS))
pdf-docs:  doc-dirs $(addprefix $(PDF_DIR)/,$(PDF_DOCS))

all-docs: man-docs html-docs pdf-docs

### Build Rules
#

doc-dirs:
	$(INSTALL) -d $(DOC_DIRS)

# $(MAN_DIR) intentionally left out
clean-local:
	@$(RM) -r $(HTML_DIR) $(XML_DIR) $(TXT_DIR) $(PDF_DIR) *.tmp


# Autogenerated asciidoc files.

$(TXT_DIR)/import-features.conf.txt: $(FEATURES) $(IMPORT_FEATURES_CONF)
	$(IMPORT_FEATURES_CONF) > $@

$(TXT_DIR)/elinks.1.%.txt: $(MAKE_ELINKS_MANPAGE) $(ELINKS) $(HELP2DOC) Makefile
	$(LOCALES) $(MAKE_ELINKS_MANPAGE) $@ $(ELINKS) $(HELP2DOC) > $@

$(TXT_DIR)/elinkskeys.5.%.txt: $(MAKE_ELINKSKEYS_MANPAGE) $(KBDBIND) Makefile
	$(LOCALES) $(MAKE_ELINKSKEYS_MANPAGE) $@ $(KBDBIND) > $@


# Man Pages

$(XML_DIR)/%.man.xml: $(TXT_DIR)/%.man.txt
	$(ASCIIDOC) -b docbook -d manpage -o $@ $<

$(MAN_DIR)/man1/elinks.1.in: $(XML_DIR)/elinks.1.man.xml
	$(XMLTO) -o $(MAN_DIR)/man1 man $<
	sed 's/^\.TH "ELINKS" 1 .*/.TH "ELINKS" 1 "The ELinks text-browser" "$(shell date -I)" "The ELinks text-browser"/' \
		< $(MAN_DIR)/man1/elinks.1 > $@
	rm $(MAN_DIR)/man1/elinks.1

$(MAN_DIR)/man5/elinkskeys.5: $(XML_DIR)/elinkskeys.5.man.xml
	$(XMLTO) -o $(MAN_DIR)/man5 man $<
	sed -e 's/\\fI\\fR'\''/\\fI\\'\''\\fR/' < $@ > $@.tmp
	sed 's/^\.TH "ELINKSKEYS" 5 .*/.TH "ELINKSKEYS" 5 "ELinks keybindings" "$(shell date -I)" "ELinks keybindings"/' \
		< $@.tmp > $@
	rm $@.tmp

$(MAN_DIR)/man5/elinks.conf.5: $(ELINKS) $(HELP2DOC) Makefile
	$(LOCALES) $(HELP2DOC) --elinks=$(ELINKS) --elinksconf > $@

# XHTML/CSS Man Pages

$(HTML_DIR)/%.html: $(TXT_DIR)/%.html.txt
	$(ASCIIDOC) -b xhtml11 -d manpage -o $@ $<

# The Manual

MANUAL_EXTRA_FILES = \
 $(TXT_DIR)/import-features.conf.txt \
 $(TXT_DIR)/elinks.1.html.txt \
 $(TXT_DIR)/elinkskeys.5.html.txt

$(HTML_DIR)/manual.html: $(MANUAL_FILES) $(MANUAL_EXTRA_FILES)
	$(ASCIIDOC) -b xhtml11 -d book -o $@ -n $<

$(HTML_DIR)/hacking.html: $(top_srcdir)/doc/hacking.txt
	$(ASCIIDOC) -b xhtml11 -d book -o $@ -n $<

$(HTML_DIR)/dev-intro.html: $(top_srcdir)/doc/dev-intro.txt
	$(ASCIIDOC) -b xhtml11 -d book -o $@ -n $<

$(XML_DIR)/manual.xml: $(MANUAL_FILES) $(MANUAL_EXTRA_FILES)
	$(ASCIIDOC) -b docbook -d book -o $@ $<

$(HTML_DIR)/manual.html-chunked: $(XML_DIR)/manual.xml
	$(XMLTO) -o $@ html $<

$(PDF_DIR)/manual.pdf: $(XML_DIR)/manual.xml
	$(JW) -o $(PDF_DIR) -b pdf $<

$(HTML_DIR)/perl.html: $(top_srcdir)/doc/perl.pod
	$(POD2HTML) --outfile=$@ < $<

$(HTML_DIR)/perl-hooks.html: $(top_srcdir)/contrib/perl/hooks.pl
	$(POD2HTML) --outfile=$@ < $<

## API Docs
#

DOM_API = \
 $(top_srcdir)/src/dom/scanner.h \
 $(top_srcdir)/src/dom/stack.h \
 $(top_srcdir)/src/dom/sgml/parser.h

$(HTML_DIR)/api/dom.html: $(DOM_API)
	$(CODE2DOC) $(DOM_API) | $(ASCIIDOC) -f code2doc.conf -b xhtml11 -d book -o $@ -n -

include $(top_srcdir)/Makefile.lib