pro2cmake: Allow limiting the number of projects to convert

Change-Id: I7c06d530cb98cc07e4a618427a7cf7b5c70aa171
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
Reviewed-by: Qt CMake Build Bot

util/cmake/run_pro2cmake.py

@@ -73,6 +73,18 @@ def parse_command_line() -> argparse.Namespace:
         action="store_true",
         help="Run pro2cmake with --is-example flag.",
     )
+    parser.add_argument(
+        "--count",
+        dest="count",
+        help="How many projects should be converted.",
+        type=int,
+    )
+    parser.add_argument(
+        "--offset",
+        dest="offset",
+        help="From the list of found projects, from which project should conversion begin.",
+        type=int,
+    )
     parser.add_argument(
         "path", metavar="<path>", type=str, help="The path where to look for .pro files."
     )
@@ -214,7 +226,12 @@ def main() -> None:
     base_path = args.path
 
     all_files = find_all_pro_files(base_path, args)
+    if args.offset:
+        all_files = all_files[args.offset:]
+    if args.count:
+        all_files = all_files[:args.count]
     files_count = len(all_files)
+
     failed_files = run(all_files, pro2cmake, args)
     if len(all_files) == 0:
         print("No files found.")