1 files changed, 53 insertions, 0 deletions
diff --git a/bin/find-headers-to-move-inside-modules.py b/bin/find-headers-to-move-inside-modules.py
new file mode 100755
index 000000000..9ec0f6231
--- /dev/null
+++ b/bin/find-headers-to-move-inside-modules.py
@@ -0,0 +1,53 @@
+#!/usr/bin/python3
+
+# Look for headers inside include/ that can be moved into their respective modules.
+# Not 100% accurate
+
+import subprocess
+import sys
+
+headerSet = set()
+a = subprocess.Popen("git ls-files include/", stdout=subprocess.PIPE, shell=True)
+with a.stdout as txt:
+    for line in txt:
+        header = line[8:].strip();
+        if b"README" in header: continue
+        if header == b"version.hrc": continue
+        # ignore URE headers
+        if header.startswith(b"IwyuFilter_include.yaml"): continue
+        if header.startswith(b"cppu/"): continue
+        if header.startswith(b"cppuhelper/"): continue
+        if header.startswith(b"osl/"): continue
+        if header.startswith(b"sal/"): continue
+        if header.startswith(b"salhelper/"): continue
+        if header.startswith(b"uno/"): continue
+        # these are direct copies of mozilla code
+        if header.startswith(b"onlineupdate/mozilla/"): continue
+        headerSet.add(header)
+
+headerSetUnused = headerSet.copy()
+headerSetOnlyInOwnModule = headerSet.copy()
+a = subprocess.Popen("git grep '^#include <'", stdout=subprocess.PIPE, shell=True)
+with a.stdout as txt:
+    for line in txt:
+        idx1 = line.find(b"#include <")
+        idx2 = line.find(b">", idx1 + 10)
+        include = line[idx1 + 10 : idx2]
+        headerSetUnused.discard(include)
+        #
+        idx1 = line.find(b"/")
+        includedFromModule = line[0 : idx1]
+        idx1 = include.find(b"/")
+        module = include[0 : idx1]
+        if module != includedFromModule:
+            headerSetOnlyInOwnModule.discard(include)
+
+print("completely unused")
+print("----------------------------")
+for x in sorted(headerSetUnused):
+    print(x)
+print("")
+print("only used in own module")
+print("----------------------------")
+for x in sorted(headerSetOnlyInOwnModule):
+    print(x)