+CROSS_OPTIONS_PL = $(top_srcdir)/build-aux/cross-options.pl
+$(srcdir)/cross-options.texi: $(top_srcdir)/src/getargs.c $(CROSS_OPTIONS_PL)
+ mv -f $@ $@~ || : >$@~
+ -rm -f $@.tmp
+ cd $(top_builddir)/src && $(MAKE) $(AM_MAKEFLAGS) bison
+ $(top_builddir)/src/bison --help \
+ | perl $(CROSS_OPTIONS_PL) $(top_srcdir)/src/scan-gram.l >$@.tmp
+ diff -u $@~ $@.tmp || true
+ mv $@.tmp $@
+MAINTAINERCLEANFILES = $(srcdir)/cross-options.texi
+