From 6adfa2831ebd93ed00b8ee1563ecaeec49886972 Mon Sep 17 00:00:00 2001
From: Stefan Huber <shuber@sthu.org>
Date: Thu, 10 Jan 2013 22:41:57 +0100
Subject: [PATCH] Adding eFindStaleFiles.py

---
 eFindStaleFiles.py | 128 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100755 eFindStaleFiles.py

diff --git a/eFindStaleFiles.py b/eFindStaleFiles.py
new file mode 100755
index 0000000..773a1dd
--- /dev/null
+++ b/eFindStaleFiles.py
@@ -0,0 +1,128 @@
+#!/usr/bin/python
+#shuber, 2011-04-11
+
+__author__ = "Stefan Huber"
+__email__ = "shuber@cosy.sbg.ac.at"
+
+
+import os
+import stat
+import re
+import sys
+
+# portage (output module) and gentoolkit need special path modifications
+sys.path.insert(0, "/usr/lib/portage/pym")
+sys.path.insert(0, "/usr/lib/gentoolkit/pym")
+
+import gentoolkit
+import portage
+
+
+
+
+
+def print_dbg(str):
+	sys.stderr.write("\033[0;34m" + str + "\033[m")
+
+
+def stripSlash(f):
+	if len(f)>1 and f[-1]=="/":
+		return f[:-1]
+	return f
+
+
+def getNontrackedFiles( directory, trackedFiles):
+
+	directory = stripSlash(directory)
+	print_dbg("Scan '" + directory + "'...\n")
+
+	if not os.access(directory, os.F_OK):
+		print_dbg("    not existing.\n")
+	elif os.path.islink(directory):
+		print_dbg("    symlink, skipping.\n")
+	else:
+
+		# The directory is not tracked -- yield it
+		if not directory in trackedFiles and directory!="/":
+			yield directory
+
+		else:
+			# So 'directory' is tracked -- get its content
+			for dirpath, dirnames, filenames in os.walk(directory):
+
+				# just interested in this directory
+				if dirpath!=directory:
+					continue
+
+				def topath(f):
+					return os.path.join(dirpath,f)
+
+				# check the files
+				for f in filenames:
+					if not topath(f) in trackedFiles:
+						yield topath(f)
+
+				# check the directories and, if necessary, start recursive scan
+				for d in dirnames:
+					if not topath(d) in trackedFiles:
+						yield topath(d)
+					else:
+						for f in getNontrackedFiles(topath(d), trackedFiles):
+							yield f
+
+				break
+
+
+
+def getTrackedFiles( directory ):
+
+	directory = stripSlash(directory)
+	print_dbg("Get tracked files from '" + directory + "'...\n")
+
+	rxexp = "^" + directory
+	rx = re.compile(rxexp)
+
+	#Get all packages installed
+	root = "/"
+	vartree = portage.db[root]["vartree"]
+	allcpv = vartree.getallcpv()
+	no = 0
+
+	#Now, really get the files
+	result = set()
+	for cpv in allcpv:
+
+		no += 1
+		if no%100 == 0:
+			print_dbg("%d of %d packages done...\n" % (no, len(allcpv)))
+
+		#Get all files of this cpv
+		cpvsplit = cpv.split("/")
+		cat,pkg = cpvsplit[0:2]
+		db = portage.dblink(cat, pkg, root, vartree.settings)
+		cpvfiles =  db.getcontents().keys()
+
+		#Check for all files of cpv, whether it matches regex
+		for f in cpvfiles:
+			if rx.search(f) or directory=="/":
+				yield f
+
+
+
+if __name__ == "__main__":
+
+	# get directories to scan
+	dirs = sys.argv[1:]
+	if len(dirs) == 0:
+		dirs = [os.getcwd()]
+
+	# get the files tracked and which are in the directories
+	trackedfiles = set()
+	for d in dirs:
+		trackedfiles |= set(getTrackedFiles(d))
+
+	# get the non-tracked files
+	for d in dirs:
+		for f in getNontrackedFiles(d, trackedfiles):
+			print f
+
-- 
2.30.2