rootfs_rpm.bbclass: maybe no rpm postinst script

There maybe no rpm postinst script (e.g., core-image-minimal), then the
"*" is not expanded, and there would be error:

head: cannot open `rpm-postinsts/*' for reading: No such file or directory

Check whether it exists or not will fix the problem.

[YOCTO #3172]

Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>

diff --git a/meta/classes/rootfs_rpm.bbclass b/meta/classes/rootfs_rpm.bbclass
index d95ccfad2bdebbfe06d23845e72333cc8218e756..c86cd094ff1234d6aa37fde51849f0cca25c6ea6 100644 (file)
--- a/meta/classes/rootfs_rpm.bbclass
+++ b/meta/classes/rootfs_rpm.bbclass
@@ -81,7 +81,9 @@ fakeroot rootfs_rpm_do_rootfs () {
 
        # Report delayed package scriptlets
        for i in ${IMAGE_ROOTFS}/etc/rpm-postinsts/*; do
-               echo "Delayed package scriptlet: `head -n 3 $i | tail -n 1`"
+               if [ -f $i ]; then
+                       echo "Delayed package scriptlet: `head -n 3 $i | tail -n 1`"
+               fi
        done
 
        install -d ${IMAGE_ROOTFS}/${sysconfdir}/rcS.d