#
# ${R_HOME}/doc/Makefile

VPATH = @srcdir@
srcdir = @srcdir@
top_srcdir = @top_srcdir@

top_builddir = ..
subdir = doc

include $(top_builddir)/Makeconf

distdir = $(top_builddir)/$(PACKAGE)-$(VERSION)/$(subdir)
INSTFILES = KEYWORDS KEYWORDS.db
DISTFILES = Makefile.in $(INSTFILES) R.1 R.aux
SUBDIRS = html manual

HELP2MAN = $(PERL) $(top_srcdir)/tools/help2man.pl

all: Makefile R docs
Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
	@cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@

R: Makefile @MAINTAINER_MODE_TRUE@ maintainer-build
	@for d in $(SUBDIRS); do \
	  (cd $${d} && $(MAKE) $@) || exit 1; \
	done
	@if test "$(BUILDDIR_IS_SRCDIR)" = no ; then \
	  $(MAKE) rhome=$(top_builddir) install-sources; \
	fi

docs:
	@(cd manual && $(MAKE) $@)

install: install-message installdirs install-sources install-man
	@for d in $(SUBDIRS); do \
	  (cd $${d} && $(MAKE) $@) || exit 1; \
	done
installdirs:
	@$(MKINSTALLDIRS) $(rhome)/$(subdir)
	@$(MKINSTALLDIRS) $(mandir)/man1
install-man:
	@rm -f $(mandir)/man1/R.1
	@$(INSTALL_DATA) $(srcdir)/R.1 $(mandir)/man1
install-message:
	@echo "installing $(subdir) ..."
install-sources:
	@for f in $(INSTFILES); do \
	  $(INSTALL_DATA) $(srcdir)/$${f} $(rhome)/$(subdir); \
	done
install-strip: install

uninstall:
	@echo "uninstalling $(subdir) ..."
	@if test -d $(rhome)/$(subdir) \
	  && test "`cd $(rhome); $(GETWD)`" \
	       != "`cd $(top_builddir); $(GETWD)`"; then \
	  for d in $(SUBDIRS); do \
	    (cd $${d} && $(MAKE) $@) || exit 1; \
	  done; \
	  for f in $(INSTFILES); do \
	    rm -f $(rhome)/$(subdir)/$${f}; \
	  done; \
	  rmdir $(rhome)/$(subdir) 2>/dev/null \
	    || echo "  subdir $(subdir) not removed"; \
	fi
	@rm -f $(mandir)/man1/R.1

dvi info pdf::
	@(cd manual && $(MAKE) $@)

mostlyclean:
clean:
	@for d in $(SUBDIRS); do \
	  (cd $${d} && $(MAKE) $@); \
	done
	@if test "$(BUILDDIR_IS_SRCDIR)" = no ; then \
	  rm -f $(INSTFILES); \
	fi
distclean: clean
	@for d in $(SUBDIRS); do \
	  (cd $${d} && $(MAKE) $@) || exit 1; \
	done
	-@rm -f Makefile
maintainer-clean: distclean
	@echo "This command is intended for maintainers to use; it"
	@echo "deletes files that may need special rules to rebuild"
	-@rm -f $(srcdir)/R.1

maintainer-build: $(srcdir)/R.1
$(srcdir)/R.1: @MAINTAINER_MODE_TRUE@ $(top_srcdir)/VERSION $(top_srcdir)/date-stamp $(top_srcdir)/src/scripts/R.sh.in $(srcdir)/R.aux
	@(cd $(top_builddir)/src/scripts && $(MAKE) R.fe)
	@$(HELP2MAN) --include=$(srcdir)/R.aux --no-info --output=$@ \
	  --name="a language for data analysis and graphics" \
	  $(top_builddir)/src/scripts/R.fe

distdir: $(DISTFILES)
	@for f in $(DISTFILES); do \
	  test -f $(distdir)/$${f} \
	    || ln $(srcdir)/$${f} $(distdir)/$${f} 2>/dev/null \
	    || cp -p $(srcdir)/$${f} $(distdir)/$${f}; \
	done
	@for d in $(SUBDIRS); do \
	  test -d $(distdir)/$${d} \
	    || mkdir $(distdir)/$${d} \
	    || exit 1; \
	  chmod 755 $(distdir)/$${d}; \
	  (cd $${d} && $(MAKE) distdir) \
	    || exit 1; \
	done