//===--- CLI.h - Get grammar from variant sources ----------------*- C++-*-===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // // Provides the Grammar, LRTable etc for a language specified by the `--grammar` // flags. It is by design to be used by pseudoparser-based CLI tools. // // The CLI library defines a `--grammar` CLI flag, which supports 1) using a // grammar from a file (--grammar=/path/to/lang.bnf) or using the prebuilt cxx // language (--grammar=cxx). // //===----------------------------------------------------------------------===// #ifndef CLANG_PSEUDO_CLI_CLI_H #define CLANG_PSEUDO_CLI_CLI_H #include "clang-pseudo/Language.h" namespace clang { namespace pseudo { // Returns the corresponding Language from the '--grammar' command-line flag. // // !! If the grammar flag is invalid (e.g. unexisting file), this function will // exit the program immediately. const Language &getLanguageFromFlags(); } // namespace pseudo } // namespace clang #endif // CLANG_PSEUDO_CLI_CLI_H