2 files changed, 49 insertions, 8 deletions

diff --git a/bitbake/lib/bb/data_smart.py b/bitbake/lib/bb/data_smart.py
index 26f69d105a..75e22f9c45 100644
--- a/bitbake/lib/bb/data_smart.py
+++ b/bitbake/lib/bb/data_smart.py
@@ -312,6 +312,31 @@ class VariableHistory(object):
                 lines.append(line)
         return lines
 
+    def get_variable_items_files(self, var, d):
+        """
+        Use variable history to map items added to a list variable and
+        the files in which they were added.
+        """
+        history = self.variable(var)
+        finalitems = (d.getVar(var, True) or '').split()
+        filemap = {}
+        isset = False
+        for event in history:
+            if 'flag' in event:
+                continue
+            if event['op'] == '_remove':
+                continue
+            if isset and event['op'] == 'set?':
+                continue
+            isset = True
+            items = d.expand(event['detail']).split()
+            for item in items:
+                # This is a little crude but is belt-and-braces to avoid us
+                # having to handle every possible operation type specifically
+                if item in finalitems and not item in filemap:
+                    filemap[item] = event['file']
+        return filemap
+
     def del_var_history(self, var, f=None, line=None):
         """If file f and line are not given, the entire history of var is deleted"""
         if var in self.variables:
diff --git a/bitbake/lib/bb/utils.py b/bitbake/lib/bb/utils.py
index 607ffc5065..5b94432b37 100644
--- a/bitbake/lib/bb/utils.py
+++ b/bitbake/lib/bb/utils.py
@@ -29,6 +29,7 @@ import multiprocessing
 import fcntl
 import subprocess
 import glob
+import fnmatch
 import traceback
 import errno
 import signal
@@ -1262,11 +1263,26 @@ def get_file_layer(filename, d):
     for collection in collections:
         collection_res[collection] = d.getVar('BBFILE_PATTERN_%s' % collection, True) or ''
 
-    # Use longest path so we handle nested layers
-    matchlen = 0
-    match = None
-    for collection, regex in collection_res.iteritems():
-        if len(regex) > matchlen and re.match(regex, filename):
-            matchlen = len(regex)
-            match = collection
-    return match
+    def path_to_layer(path):
+        # Use longest path so we handle nested layers
+        matchlen = 0
+        match = None
+        for collection, regex in collection_res.iteritems():
+            if len(regex) > matchlen and re.match(regex, path):
+                matchlen = len(regex)
+                match = collection
+        return match
+
+    result = None
+    bbfiles = (d.getVar('BBFILES', True) or '').split()
+    bbfilesmatch = False
+    for bbfilesentry in bbfiles:
+        if fnmatch.fnmatch(filename, bbfilesentry):
+            bbfilesmatch = True
+            result = path_to_layer(bbfilesentry)
+
+    if not bbfilesmatch:
+        # Probably a bbclass
+        result = path_to_layer(filename)
+
+    return result