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TOP = ../..
include $(TOP)/mk/boilerplate.mk

ifneq "$(strip $(XSLTPROC))" ""

# The commands which should be mentioned in the man page
GHC_COMMANDS = ghc ghci

# The man page we are generating
MAN_PAGE = ghc

# The manual section
MAN_SECTION = 1

CLEAN_FILES += $(MAN_PAGE).$(MAN_SECTION) flags.xsl flags.xml

ifneq "$(DOING_BIN_DIST)" "YES"

all:: $(MAN_PAGE).$(MAN_SECTION)

$(MAN_PAGE).$(MAN_SECTION): flags.xsl flags.xml
	$(XSLTPROC) $(XSLTPROC_OPTS) flags.xsl flags.xml > $@

# Insert the commands and the library directory into the man page
flags.xsl: gen_flags.xsl.pl
	$(PERL) gen_flags.xsl.pl "$(GHC_COMMANDS)" "$(libdir)" > $@

# Re-use the flags documentation from the user's guide by injecting some
# entities after the XML declaration to make it a stand-alone document.
flags.xml: ../users_guide/flags.xml
	$(RM) $@
	head -n 1 $< >> $@
	echo "<!DOCTYPE sect1 [<!ENTITY ndash  \"-\"> \
	                       <!ENTITY ldquo  \"\`\"> \
	                       <!ENTITY rdquo  \"'\">]>" >> $@
	# "sed 1d" == "tail -n +2", but Solaris apparently rejects the latter
	sed 1d $< >> $@

endif

install-docs:: $(MAN_PAGE).$(MAN_SECTION)
	$(INSTALL_DIR) $(DESTDIR)$(mandir)
	$(INSTALL_DIR) $(DESTDIR)$(mandir)/man$(MAN_SECTION)
	$(INSTALL_MAN) $(INSTALL_OPTS) $(MAN_PAGE).$(MAN_SECTION) $(DESTDIR)$(mandir)/man$(MAN_SECTION)

endif

include $(TOP)/mk/bindist.mk

include $(TOP)/mk/target.mk