empty subdirs bug fix

1 files changed, 4 insertions, 2 deletions

diff --git a/lib/am/subdirs.am b/lib/am/subdirs.am
index 46d62a72a..5eb305727 100644
--- a/lib/am/subdirs.am
+++ b/lib/am/subdirs.am
@@ -28,7 +28,7 @@ all-recursive install-data-recursive install-exec-recursive \
 installdirs-recursive install-recursive uninstall-recursive @INSTALLINFO@ \
 check-recursive installcheck-recursive info-recursive dvi-recursive:
 	@set fnord $(MAKEFLAGS); amf=$$2; \
-	for subdir in $(SUBDIRS); do \
+	list='$(SUBDIRS)'; for subdir in $$list; do \
 	  target=`echo $@ | sed s/-recursive//`; \
 	  echo "Making $$target in $$subdir"; \
 	  (cd $$subdir && $(MAKE) $$target) \
@@ -46,7 +46,9 @@ check-recursive installcheck-recursive info-recursive dvi-recursive:
 mostlyclean-recursive clean-recursive distclean-recursive \
 maintainer-clean-recursive:
 	@set fnord $(MAKEFLAGS); amf=$$2; \
-	rev=''; for subdir in $(SUBDIRS); do rev="$$subdir $$rev"; done; \
+	rev=''; list='$(SUBDIRS)'; for subdir in $$list; do \
+	  rev="$$subdir $$rev"; \
+	done; \
 	for subdir in $$rev; do \
 	  target=`echo $@ | sed s/-recursive//`; \
 	  echo "Making $$target in $$subdir"; \