Index CONFIG_ references in makefiles

Signed-off-by: Maxime Chretien <maxime.chretien@bootlin.com>

lib.py

@@ -207,6 +207,8 @@ def getFileFamily(filename):
         # Some files are named like Kconfig-nommu so we only check the first 7 letters
         # We also exclude documentation files that can be named kconfig
         return 'K' # Kconfig files
+    elif name.lower()[:8] in ['makefile'] and not ext.lower() in ['.rst']:
+        return 'M' # Makefiles
     else :
         return None
 
@@ -215,7 +217,8 @@ def getFileFamily(filename):
 compatibility_list = {
     'C' : ['C', 'K'],
     'K' : ['K'],
-    'D' : ['D', 'CM']
+    'D' : ['D', 'CM'],
+    'M' : ['K']
 }
 
 # Check if families are compatible

update.py

@@ -231,7 +231,7 @@ class UpdateDefs(Thread):
                 filename = db.file.get(idx)
 
             family = lib.getFileFamily(filename);
-            if family == None: continue
+            if family in [None, 'M']: continue
 
             lines = scriptLines('parse-defs', hash, filename, family)
 
@@ -312,7 +312,9 @@ class UpdateRefs(Thread):
                     if even:
                         tok = prefix + tok
 
-                        if db.defs.exists(tok):
+                        if (db.defs.exists(tok) and
+                            (family != 'M' or tok.startswith(b'CONFIG_'))):
+                            # We only index CONFIG_??? in makefiles
                             if tok in idents:
                                 idents[tok] += ',' + str(line_num)
                             else:
@@ -374,7 +376,7 @@ class UpdateDocs(Thread):
                 filename = db.file.get(idx)
 
             family = lib.getFileFamily(filename)
-            if family == None: continue
+            if family in [None, 'M']: continue
 
             lines = scriptLines('parse-docs', hash, filename)
             with docs_lock:
@@ -435,7 +437,7 @@ class UpdateComps(Thread):
                 filename = db.file.get(idx)
 
             family = lib.getFileFamily(filename)
-            if family in [None, 'K']: continue
+            if family in [None, 'K', 'M']: continue
 
             lines = compatibles_parser.run(scriptLines('get-blob', hash), family)
             comps = {}