intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 59 insertions, 0 deletions

diff --git a/build/scripts/copy_files_to_dir.py b/build/scripts/copy_files_to_dir.py
new file mode 100644
index 0000000000..ead57ba16e
--- /dev/null
+++ b/build/scripts/copy_files_to_dir.py
@@ -0,0 +1,59 @@
+import argparse
+import errno
+import os
+import process_command_files as pcf
+import shutil
+import sys
+
+
+def parse_args():
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--dest-dir', required=True)
+    parser.add_argument('--existing', choices=('skip', 'overwrite'), default='overwrite')
+    parser.add_argument('--flat', action='store_true')
+    parser.add_argument('--skip-prefix', dest='skip_prefixes', action='append', default=[])
+    parser.add_argument('files', nargs='*')
+    return parser.parse_args(pcf.get_args(sys.argv[1:]))
+
+
+def makedirs(dirname):
+    try:
+        os.makedirs(dirname)
+    except OSError as e:
+        if e.errno == errno.EEXIST and os.path.isdir(dirname):
+            pass
+        else:
+            raise
+
+
+def main():
+    args = parse_args()
+
+    dest_dir = os.path.normpath(args.dest_dir) + os.pathsep
+    makedirs(dest_dir)
+
+    prefixes = ['{}{}'.format(os.path.normpath(p), os.path.sep) for p in args.skip_prefixes]
+
+    for src in args.files:
+        src = os.path.normpath(src)
+        assert os.path.isfile(src)
+        if args.flat:
+            rel_dst = os.path.basename(src)
+        else:
+            rel_dst = src
+            for prefix in prefixes:
+                if src.startswith(prefix):
+                    rel_dst = src[len(prefix):]
+                    break
+        assert not os.path.isabs(rel_dst)
+        dst = os.path.join(args.dest_dir, rel_dst)
+        if os.path.isfile(dst) and args.existing == 'skip':
+            break
+
+        makedirs(os.path.dirname(dst))
+
+        shutil.copyfile(src, dst)
+
+
+if __name__ == '__main__':
+    main()