1 //===- SystemUtils.h - Utilities to do low-level system stuff ---*- 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 contains functions used to do a variety of low-level, often 10 // system-specific, tasks. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_SUPPORT_SYSTEMUTILS_H 15 #define LLVM_SUPPORT_SYSTEMUTILS_H 16 17 namespace llvm { 18 class raw_ostream; 19 20 /// Determine if the raw_ostream provided is connected to a terminal. If so, 21 /// generate a warning message to errs() advising against display of bitcode 22 /// and return true. Otherwise just return false. 23 /// Check for output written to a console 24 bool CheckBitcodeOutputToConsole( 25 raw_ostream &stream_to_check, ///< The stream to be checked 26 bool print_warning = true ///< Control whether warnings are printed 27 ); 28 29 } // End llvm namespace 30 31 #endif 32