1 //===- llvm/TableGen/Main.h - tblgen entry point ----------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file declares the common entry point for tblgen tools. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_TABLEGEN_MAIN_H 14 #define LLVM_TABLEGEN_MAIN_H 15 16 #include "llvm/Support/CommandLine.h" 17 #include <functional> 18 19 namespace llvm { 20 21 class raw_ostream; 22 class RecordKeeper; 23 24 /// Perform the action using Records, and write output to OS. 25 /// Returns true on error, false otherwise. 26 using TableGenMainFn = bool(raw_ostream &OS, const RecordKeeper &Records); 27 28 int TableGenMain(const char *argv0, 29 std::function<TableGenMainFn> MainFn = nullptr); 30 31 /// Controls emitting large character arrays as strings or character arrays. 32 /// Typically set to false when building with MSVC. 33 extern cl::opt<bool> EmitLongStrLiterals; 34 35 } // end namespace llvm 36 37 #endif // LLVM_TABLEGEN_MAIN_H 38