python-2.5.2/win32/Tools/Scripts/findlinksto.py
changeset 0 ae805ac0140d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/python-2.5.2/win32/Tools/Scripts/findlinksto.py	Fri Apr 03 17:19:34 2009 +0100
@@ -0,0 +1,43 @@
+#! /usr/bin/env python
+
+# findlinksto
+#
+# find symbolic links to a path matching a regular expression
+
+import os
+import sys
+import re
+import getopt
+
+def main():
+    try:
+        opts, args = getopt.getopt(sys.argv[1:], '')
+        if len(args) < 2:
+            raise getopt.GetoptError('not enough arguments', None)
+    except getopt.GetoptError, msg:
+        sys.stdout = sys.stderr
+        print msg
+        print 'usage: findlinksto pattern directory ...'
+        sys.exit(2)
+    pat, dirs = args[0], args[1:]
+    prog = re.compile(pat)
+    for dirname in dirs:
+        os.path.walk(dirname, visit, prog)
+
+def visit(prog, dirname, names):
+    if os.path.islink(dirname):
+        names[:] = []
+        return
+    if os.path.ismount(dirname):
+        print 'descend into', dirname
+    for name in names:
+        name = os.path.join(dirname, name)
+        try:
+            linkto = os.readlink(name)
+            if prog.search(linkto) is not None:
+                print name, '->', linkto
+        except os.error:
+            pass
+
+if __name__ == '__main__':
+    main()