1 files changed, 17 insertions, 1 deletions
diff --git a/ipc/ipdl/ipdl.py b/ipc/ipdl/ipdl.py
index befaacca45..8e5dd5db3d 100644
--- a/ipc/ipdl/ipdl.py
+++ b/ipc/ipdl/ipdl.py
@@ -78,8 +78,16 @@ A protocol Foo in the namespace bar will cause the sources
   cppdir/FooParent.cpp, cppdir/FooChild.cpp
 to be generated""",
 )
+op.add_option(
+    "-F",
+    "--file-list",
+    dest="file_list_file",
+    default=None,
+    help="""A file containing IPDL files to parse. This will be
+merged with files provided on the commandline.""",
+)
 
-options, files = op.parse_args()
+options, cmdline_files = op.parse_args()
 _verbosity = options.verbosity
 syncMsgList = options.syncMsgList
 msgMetadata = options.msgMetadata
@@ -87,6 +95,14 @@ headersdir = options.headersdir
 cppdir = options.cppdir
 includedirs = [os.path.abspath(incdir) for incdir in options.includedirs]
 
+files = []
+
+if options.file_list_file is not None:
+    with open(options.file_list_file) as f:
+        files.extend(f.read().splitlines())
+
+files.extend(cmdline_files)
+
 if not len(files):
     op.error("No IPDL files specified")