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