Use filename for content filter instead of random name

This allows to do different processing based on the filename.
For some files it might be necessary not to do any replacements.

git-p4

@@ -1430,18 +1430,18 @@ class P4Sync(Command):
         # on stdin. It can output a modified path on stdout, or return an empty string to ignore this file.
         # The msg filter is a script that gets the commit message on stdin and returns
         # a modified commit message.
-        # The content filter gets called for text files and is passed the name of a temporary file on stdin and can modify that.
+        # The content filter gets called for text files and is passed the name of the file on stdin and can modify that.
         filterProc = subprocess.Popen(filter, stdout=subprocess.PIPE, stdin=subprocess.PIPE, stderr=subprocess.STDOUT, shell=True, env=env, cwd=cwd)
         output = filterProc.communicate(path)[0]
         return output.rstrip()
 
-    def applyContentFilter(self, filter, data):
+    def applyContentFilter(self, filter, path, data):
         if not filter:
             return data
 
-        tmpfile = tempfile.NamedTemporaryFile(dir=self.contentFilterDir, delete=False)
+        fileName = "%s/%s" % (self.contentFilterDir, os.path.basename(path))
+        tmpfile = open(fileName, "w+")
         try:
-            fileName = tmpfile.name
             tmpfile.write(data)
             tmpfile.close()
             env = os.environ.copy()
@@ -1564,7 +1564,7 @@ class P4Sync(Command):
 
                 # apply content filter
                 if f["type"].endswith("text"):
-                    data = self.applyContentFilter(self.contentFilter, data)
+                    data = self.applyContentFilter(self.contentFilter, relPath, data)
 
                 if data == None:
                     errorFile = open("git-p4-errors", "a")