1 //===- SystemUtils.h - Utilities to do low-level system stuff ---*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file contains functions used to do a variety of low-level, often 11 // system-specific, tasks. 12 // 13 //===----------------------------------------------------------------------===// 14 15 #ifndef LLVM_SUPPORT_SYSTEMUTILS_H 16 #define LLVM_SUPPORT_SYSTEMUTILS_H 17 18 namespace llvm { 19 class raw_ostream; 20 21 /// Determine if the raw_ostream provided is connected to a terminal. If so, 22 /// generate a warning message to errs() advising against display of bitcode 23 /// and return true. Otherwise just return false. 24 /// Check for output written to a console 25 bool CheckBitcodeOutputToConsole( 26 raw_ostream &stream_to_check, ///< The stream to be checked 27 bool print_warning = true ///< Control whether warnings are printed 28 ); 29 30 } // End llvm namespace 31 32 #endif 33