From 1756b781e795e0f598e2ce5101a98f9421319a00 Mon Sep 17 00:00:00 2001
From: Ralf Corsepius <ralf.corsepius@rtems.org>
Date: Sun, 1 Jun 2008 09:02:21 +0000
Subject: Allow emtpy RTEMS_BUILD_SUBDIRS.

---
 c/src/aclocal/target.m4 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'c/src/aclocal/target.m4')

diff --git a/c/src/aclocal/target.m4 b/c/src/aclocal/target.m4
index f7f9ef7079..af7d3da297 100644
--- a/c/src/aclocal/target.m4
+++ b/c/src/aclocal/target.m4
@@ -33,7 +33,8 @@ if test "$no_recursion" != yes; then
     ],
     [rtems_configure_args])
 
-  for rtems_config_dir in $RTEMS_BUILD_SUBDIRS; do
+  for rtems_config_dir in : $RTEMS_BUILD_SUBDIRS; do test "x$rtems_config_dir" = x: && continue
+
     # Do not complain, so a configure script can configure whichever
     # parts of a large source tree are present.
     if test ! -d $srcdir/$rtems_config_dir; then
-- 
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