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

SUBDIRS = man

VPATH = $(builddir):$(srcdir):$(top_srcdir)/contrib/perl

#export PATH="tools:$(PATH)"

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

### Script Dependencies
#

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


### 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

TXT_DOCS = \
 bookmarks.txt \
 ecmascript.txt \
 elinks.1.txt \
 elinkskeys.5.txt \
 exmode.txt \
 faq.txt \
 installation.txt \
 introduction.txt \
 lua-scripting.txt \
 mailcap.txt \
 manual.txt \
 marks.txt \
 mime.txt \
 remote.txt \
 small.txt \
 tabs.txt \
 terminals.txt \
 urlshortcuts.txt

GEN_TXT_DOCS = \
 import-features.conf.txt \
 option-command.txt \
 option-config.txt \
 keymap-defaults.txt \
 keymap-actions.txt

TXT_DOCS += $(GEN_TXT_DOCS)

HTML_DOCS-$(CONFIG_ASCIIDOC) += \
 elinks.1.html \
 elinks.conf.5.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) += \
 elinks.1 \
 elinks.conf.5 \
 elinkskeys.5


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

## API Docs
#

ifneq ($(findstring api,$(MAKECMDGOALS)),)
API = $(shell find $(top_srcdir)/src/ -name '*.h' -exec grep -q 'API Doc' \{\} \; -printf "%p " | sort)
endif

define api_doc
api/$(2).txt: $(1)
	@$(CODE2DOC) $(1) > $$@
API_TXT += api/$(2).txt
endef

$(foreach api,$(API),$(eval $(call api_doc,$(api),$(shell sed -n 's/.*API Doc\s*::\s*\([^ 	]*\).*/\1/p' < $(api)),)))


## Se the default doc rules

MAN_DOCS  = elinks.conf.5 $(MAN_DOCS-yes)
HTML_DOCS = $(HTML_DOCS-yes)
PDF_DOCS  = $(PDF_DOCS-yes)
API_DOCS  = $(patsubst %.txt,%.html,$(API_TXT))

api-dir:
	@test -d api || $(MKINSTALLDIRS) api

txt:  $(addprefix $(srcdir),$(TXT_DOCS))
html: txt $(HTML_DOCS)
pdf:  txt $(PDF_DOCS)
man:  txt $(MAN_DOCS) man-update
api:  api-dir $(API_DOCS)

all-docs: man html pdf

man-update: $(MAN_DOCS)
	@test "$(CONFIG_XMLTO)" = yes && \
	sed 's/^\.TH "ELINKS" 1 .*/.TH "ELINKS" 1 "The ELinks text-browser" "$(shell date -I)" "The ELinks text-browser"/' \
		< elinks.1 > $(srcdir)man/man1/elinks.1.in && \
	$(RM) $(MAN_DIR)/man1/elinks.1
	@test "$(CONFIG_XMLTO)" = yes && \
	sed -e 's/\\fI\\fR'\''/\\fI\\'\''\\fR/' < elinkskeys.5 | \
	sed 's/^\.TH "ELINKSKEYS" 5 .*/.TH "ELINKSKEYS" 5 "ELinks keybindings" "$(shell date -I)" "ELinks keybindings"/' \
		> $(srcdir)man/man5/elinkskeys.5
	@$(INSTALL) elinks.conf.5 $(srcdir)man/man5

clean-local:
	@$(RM) -r api $(GEN_TXT_DOCS) $(MAN_DOCS) $(HTML_DOCS) $(PDF_DOCS) *.tmp

# Autogenerated files.

# FIXME: Keep generated .txt files relative to the source directory and files
# they are included in.

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

keymap-defaults.txt keymap-actions.txt: $(MAKE_ELINKSKEYS_MANPAGE) $(KBDBIND)
	$(LOCALES) $(srcdir)tools/make-elinkskeys-manpage $(KBDBIND)

option-%.txt: $(ELINKS) $(HELP2DOC)
	$(LOCALES) $(HELP2DOC) $(ELINKS) $@ > $@

## Default build rules
#

quiet_cmd_asciidoc = ' [$(LINK_COLOR)ASCIIDOC$(END_COLOR)]   $(RELPATH)$@'
      cmd_asciidoc = $(ASCIIDOC) -f asciidoc.conf -b $(2) -d $(call doctype,$<) -o $@ $<

   quiet_cmd_xmlto = '    [$(LINK_COLOR)XMLTO$(END_COLOR)]   $(RELPATH)$@'
         cmd_xmlto = $(XMLTO) $(3) $(2) $<

      quiet_cmd_jw = '       [$(LINK_COLOR)JW$(END_COLOR)]   $(RELPATH)$@'
            cmd_jw = $(JW) -b $(2) $<

quiet_cmd_pod2html = ' [$(LINK_COLOR)POD2HTML$(END_COLOR)]   $(RELPATH)$@'
      cmd_pod2html = $(POD2HTML) --outfile=$@ < $<

doctype = $(if $(findstring .1.,$(1)),manpage,$(if $(findstring .5.,$(1)),manpage,book))

%.html: %.txt asciidoc.conf
	$(call cmd,asciidoc,xhtml11)

%.xml: %.txt asciidoc.conf
	$(call cmd,asciidoc,docbook)

%.1: %.1.xml
	$(call cmd,xmlto,man)

%.5: %.5.xml
	$(call cmd,xmlto,man)

%.html-chunked: %.xml
	$(call cmd,xmlto,html,-o $@)

%.pdf: %.xml
	$(call cmd,jw,pdf)

%.html: %.pod
	$(call cmd,pod2html)

perl-%.html: %.pl
	$(call cmd,pod2html)

include $(top_srcdir)/Makefile.lib