1 files changed, 8 insertions, 0 deletions

diff --git a/openembedded/classes/package.bbclass b/openembedded/classes/package.bbclass
index fbeabb64b3..9edcc1e5ed 100644
--- a/openembedded/classes/package.bbclass
+++ b/openembedded/classes/package.bbclass
@@ -241,6 +241,14 @@ python populate_packages () {
                         return 0
                 return (s[stat.ST_MODE] & stat.S_IEXEC)
 
+        # Sanity check PACKAGES for duplicates - should be moved to 
+        # sanity.bbclass once we have he infrastucture
+        pkgs = []
+        for pkg in packages.split():
+                if pkg in pkgs:
+                        bb.error("%s is listed in PACKAGES mutliple times. Undefined behaviour will result." % pkg)
+                pkgs += pkg
+
         for pkg in packages.split():
                 localdata = bb.data.createCopy(d)
                 root = os.path.join(workdir, "install", pkg)