1 files changed, 36 insertions, 0 deletions
diff --git a/bin/find-unused-typedefs.py b/bin/find-unused-typedefs.py
new file mode 100755
index 000000000..0fd96749c
--- /dev/null
+++ b/bin/find-unused-typedefs.py
@@ -0,0 +1,36 @@
+#!/usr/bin/python3
+
+import subprocess
+
+# find typedefs, excluding the externals folder
+a = subprocess.Popen("git grep -P 'typedef\\s+.+\\s+\\w+;' -- \"[!e][!x][!t]*\"", stdout=subprocess.PIPE, shell=True)
+
+# parse out the typedef names
+typedefSet = set()
+with a.stdout as txt:
+    for line in txt:
+        idx2 = line.rfind(b";")
+        idx1 = line.rfind(b" ", 0, idx2)
+        typedefName = line[idx1+1 : idx2]
+        if typedefName.startswith(b"*"):
+           typedefName = typedefName[1:]
+        # ignore anything less than 5 characters, it's probably a parsing error
+        if len(typedefName) < 5: continue
+        typedefSet.add(typedefName)
+
+for typedefName in sorted(typedefSet):
+    print(b"checking: " + typedefName)
+    a = subprocess.Popen(["git", "grep", "-wn", typedefName], stdout=subprocess.PIPE)
+    foundLine2 = b""
+    cnt = 0
+    with a.stdout as txt2:
+        for line2 in txt2:
+            cnt = cnt + 1
+            foundLine2 += line2
+            if cnt > 2: break
+    a.kill()
+    if cnt == 1:
+        print(b"remove: " + foundLine2)
+    elif cnt == 2:
+        print(b"inline: " + foundLine2)
+