lib.py/script.sh: Handle ctags __anon correctly

Disable __anon output from ctags instead of blacklisting them in lib.py

See : https://github.com/universal-ctags/ctags/issues/2572

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

lib.py

@@ -172,7 +172,7 @@ blacklist = (
 def isIdent(bstr):
     if (len(bstr) < 2 or
         bstr in blacklist or
-        bstr.startswith((b'__anon', b'~'))):
+        bstr.startswith(b'~')):
         return False
     else:
         return True

script.sh

@@ -165,7 +165,7 @@ parse_defs_C()
     git cat-file blob "$opt1" > "$full_path"
 
     # Use ctags to parse most of the defs
-    ctags -x --kinds-c=+p+x "$full_path" |
+    ctags -x --kinds-c=+p+x --extras='-{anonymous}' "$full_path" |
     grep -avE "^operator |CONFIG_" |
     awk '{print $1" "$2" "$3}'