[rtems commit] libcpu: Only build if there is a valid configure.ac

[Chris Johns]

Module:    rtems
Branch:    master
Commit:    b1d3b0f06f7dd6e7ba8c4fa56d290a4048c311e3
Changeset: http://git.rtems.org/rtems/commit/?id=b1d3b0f06f7dd6e7ba8c4fa56d290a4048c311e3

Author:    Chris Johns <chrisj at rtems.org>
Date:      Fri Mar 23 13:46:49 2018 +1100

libcpu: Only build if there is a valid configure.ac

---

 c/src/configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/c/src/configure.ac b/c/src/configure.ac
index 95a2163..8d8778f 100644
--- a/c/src/configure.ac
+++ b/c/src/configure.ac
@@ -129,7 +129,7 @@ AC_CONFIG_SUBDIRS([make])
 BSP_SUBDIRS="$BSP_SUBDIRS make"
 
 RTEMS_CPU_SUBDIRS(lib/libcpu)
-if test -d "${srcdir}/lib/libcpu/${RTEMS_CPU}"; then
+if test -d "${srcdir}/lib/libcpu/${RTEMS_CPU}/configure.ac"; then
   libcpu_cpu_subdir="${RTEMS_CPU}"
 else
   libcpu_cpu_subdir=