updated documentation generation rules.

diff --git a/Makefile.am b/Makefile.am
index e4cab15..f7d7493 100644 (file)
--- a/Makefile.am
+++ b/Makefile.am
@@ -34,3 +34,6 @@ EXTRA_DIST += cfg.mk maint.mk .clcopying
 
 gnulib-update:
        gnulib-tool --add-import --dir=. --lib=libgnu --source-base=lib/gllib --m4-base=lib/glm4 --doc-base=doc --tests-base=tests --aux-dir=build-aux --lgpl=2 --no-conditional-dependencies --libtool --macro-prefix=lgl --no-vc-files
+
+dist-hook: 
+       make -C doc/ compare-makefile

diff --git a/doc/Makefile.am b/doc/Makefile.am
index 1af20bc..a810793 100644 (file)
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -132,18 +132,13 @@ gdoc_TEXINFOS += texi/asn1_parser2tree.texi
 gdoc_TEXINFOS += texi/asn1_parser2array.texi
 gdoc_TEXINFOS += texi/asn1_check_version.texi
 
-$(gdoc_MANS) $(gdoc_TEXINFOS):
-       make update-makefile
-       make Makefile
-       make doit
-
 GDOC_SRC = $(top_srcdir)/lib/decoding.c $(top_srcdir)/lib/errors.c     \
        $(top_srcdir)/lib/parser_aux.c $(top_srcdir)/lib/coding.c       \
        $(top_srcdir)/lib/element.c $(top_srcdir)/lib/gstr.c            \
        $(top_srcdir)/lib/structure.c $(top_srcdir)/lib/ASN1.c          \
        $(top_srcdir)/lib/version.c
 
-update-makefile:
+compare-makefile:
        @MANS=""; \
        TEXINFOS=""; \
        for i in $(GDOC_SRC); do \
@@ -158,10 +153,16 @@ update-makefile:
        grep -v -e '^gdoc_MANS += ' -e '^gdoc_TEXINFOS += ' Makefile.am | \
                perl -p -e "s,^gdoc_MANS =,gdoc_MANS =$$MANS,;" | \
                perl -p -e "s,^gdoc_TEXINFOS =,gdoc_TEXINFOS =$$TEXINFOS,;" \
-               > foo; \
-       mv foo Makefile.am
+               > tmp-$@;
+       diff -u $(srcdir)/Makefile.am tmp-$@
+       rm -f tmp-$@
+
+$(gdoc_MANS) $(gdoc_TEXINFOS): stamp_docs
+
+clean-local:
+       -rm -f stamp_docs
 
-doit:
+stamp_docs:
        $(mkdir_p) man texi; \
        for i in `$(srcdir)/gdoc -listfunc $(GDOC_SRC)`; do \
                echo -n "Creating documentation for $$i... " && \
@@ -184,5 +185,6 @@ doit:
                $(srcdir)/gdoc -texinfo $$i > texi/$$BASE.texi && \
                echo "ok"; \
        done
+       touch $@
 
-.PHONY: update-makefile doit
+.PHONY: compare-makefile