+m4_DATA = gob2.m4
+
+gob2.m4: $(top_srcdir)/common/m4/gob2.m4
+ $(AM_V_GEN) $(SED) 's/DX_PROG_GOB2/GOB2_CHECK/g' \
+ $(top_srcdir)/common/m4/gob2.m4 >$@.tmp
+ $(AM_V_at) mv -f $@.tmp $@
+DISTCLEANFILES += gob2.m4
+EXTRA_DIST += common/m4/gob2.m4
+
+git_changelog_start = 2cd951c678998b2b0230c8eb25717ecf0f1dd2db
+dist-hook: generate-changelog
+generate-changelog:
+ -: "$${GIT_DIR=$(top_srcdir)/.git}"; \
+ test -d "$$GIT_DIR" || exit 0; { \
+ $(PERL) -x $(top_srcdir)/build-aux/gitlog-to-changelog -- \
+ $(git_changelog_start).. && \
+ echo && \
+ git show $(git_changelog_start):ChangeLog; \
+ } >$(distdir)/ChangeLog.gen && \
+ mv -f $(distdir)/ChangeLog.gen $(distdir)/ChangeLog
+ rm -f $(distdir)/ChangeLog.gen
+.PHONY: generate-changelog
+
+GENERIC_V = $(GENERIC_V_@AM_V@)
+GENERIC_V_ = $(GENERIC_V_@AM_DEFAULT_V@)
+GENERIC_V_0 = @printf '%2.0s%$(DX_ALIGN_V)s %s\n'
+
+TEST_DISTRIBUTION = false
+TEST_DISTRIBUTION_OR_ERROR = if $(TEST_DISTRIBUTION); \
+ then echo 'Proceeding anyway...'; \
+ else echo 'Run $(MAKE) TEST_DISTRIBUTION=true to ignore this failure.'; \
+ false; \
+ fi
+
+distcheck-hook:
+ $(GENERIC_V) : 'CHECK ' ChangeLog; \
+ $(AWK) '/^Stub/ { print FILENAME ":" NR ":", $$0; exit 1 }' \
+ $(distdir)/ChangeLog || { \
+ echo 'ERROR: *** Packaged ChangeLog was not properly generated from git log.'; \
+ echo ' *** The source version was used instead, but this appears to'; \
+ echo ' *** be the stub from a git checkout. The "git" and "perl"'; \
+ echo ' *** programs are required for ChangeLog generation to work.'; \
+ $(TEST_DISTRIBUTION_OR_ERROR); } >&2