zstd: Include build infra

src/dependencies/zstd-1.5.6/build/meson/GetZstdLibraryVersion.py

@@ -0,0 +1,39 @@
+#!/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 re
+
+
+def find_version_tuple(filepath):
+  version_file_data = None
+  with open(filepath) as fd:
+    version_file_data = fd.read()
+
+  patterns = r"""#\s*define\s+ZSTD_VERSION_MAJOR\s+([0-9]+)
+#\s*define\s+ZSTD_VERSION_MINOR\s+([0-9]+)
+#\s*define\s+ZSTD_VERSION_RELEASE\s+([0-9]+)
+"""
+  regex = re.compile(patterns, re.MULTILINE)
+  version_match = regex.search(version_file_data)
+  if version_match:
+    return version_match.groups()
+  raise Exception("Unable to find version string")
+
+
+def main():
+  import argparse
+  parser = argparse.ArgumentParser(description='Print zstd version from lib/zstd.h')
+  parser.add_argument('file', help='path to lib/zstd.h')
+  args = parser.parse_args()
+  version_tuple = find_version_tuple(args.file)
+  print('.'.join(version_tuple))
+
+
+if __name__ == '__main__':
+  main()