1 files changed, 28 insertions, 0 deletions
diff --git a/scripts/maint/practracker/util.py b/scripts/maint/practracker/util.py
new file mode 100644
index 0000000000..b0ca73b997
--- /dev/null
+++ b/scripts/maint/practracker/util.py
@@ -0,0 +1,28 @@
+import os
+
+# We don't want to run metrics for unittests, automatically-generated C files,
+# external libraries or git leftovers.
+EXCLUDE_SOURCE_DIRS = {"/src/test/", "/src/trunnel/", "/src/ext/", "/.git/"}
+
+def get_tor_c_files(tor_topdir):
+    """
+    Return a list with the .c filenames we want to get metrics of.
+    """
+    files_list = []
+
+    for root, directories, filenames in os.walk(tor_topdir):
+        directories.sort()
+        filenames.sort()
+        for filename in filenames:
+            # We only care about .c files
+            if not filename.endswith(".c"):
+                continue
+
+            # Exclude the excluded paths
+            full_path = os.path.join(root,filename)
+            if any(os.path.normcase(exclude_dir) in full_path for exclude_dir in EXCLUDE_SOURCE_DIRS):
+                continue
+
+            files_list.append(full_path)
+
+    return files_list