No need these helpers

contrib/meson/CopyFile.py

-#!/usr/bin/env python3
-# #############################################################################
-# Copyright (c) 2018-present    lzutao <taolzu(at)gmail.com>
-# All rights reserved.
-#
-# This source code is licensed under both the BSD-style license (found in the
-# LICENSE file in the root directory of this source tree) and the GPLv2 (found
-# in the COPYING file in the root directory of this source tree).
-# #############################################################################
-import os
-import sys
-import shutil
-
-
-def usage():
-    print('usage: python3 CreateSymlink.py <src> <dst>')
-    print('Copy the file named src to a file named dst')
-    sys.exit(1)
-
-
-def main():
-    if len(sys.argv) < 3:
-        usage()
-    src = sys.argv[1]
-    dst = sys.argv[2]
-
-    if os.path.exists(dst):
-            print ('File already exists: %r' % (dst))
-            return
-
-    shutil.copy2(src, dst)
-
-
-if __name__ == '__main__':
-    main()

contrib/meson/CreateSymlink.py

-#!/usr/bin/env python3
-# #############################################################################
-# Copyright (c) 2018-present    lzutao <taolzu(at)gmail.com>
-# All rights reserved.
-#
-# This source code is licensed under both the BSD-style license (found in the
-# LICENSE file in the root directory of this source tree) and the GPLv2 (found
-# in the COPYING file in the root directory of this source tree).
-# #############################################################################
-import os
-import sys
-
-
-def usage():
-    print('usage: python3 CreateSymlink.py <src> <dst> [dst is dir: True or False]')
-    sys.exit(1)
-
-
-def main():
-    if len(sys.argv) < 3:
-        usage()
-    src = sys.argv[1]
-    dst = sys.argv[2]
-    is_dir = False
-    if len(sys.argv) == 4:
-        is_dir = bool(sys.argv[3])
-
-    if os.path.islink(dst) and os.readlink(dst) == src:
-            print ('File exists: %r -> %r' % (dst, src))
-            return
-
-    os.symlink(src, dst, is_dir)
-
-
-if __name__ == '__main__':
-    main()