src/llvm/lib/Support/SystemUtils.cpp

   1 //===- SystemUtils.cpp - Utilities for low-level system tasks -------------===//
   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 #include "llvm/Support/SystemUtils.h"
  16 #include "llvm/Support/Process.h"
  17 #include "llvm/Support/Program.h"
  18 #include "llvm/Support/raw_ostream.h"
  19 using namespace llvm;
  20
  21 bool llvm::CheckBitcodeOutputToConsole(raw_ostream &stream_to_check,
  22                                        bool print_warning) {
  23   if (stream_to_check.is_displayed()) {
  24     if (print_warning) {
  25       errs() << "WARNING: You're attempting to print out a bitcode file.\n"
  26                 "This is inadvisable as it may cause display problems. If\n"
  27                 "you REALLY want to taste LLVM bitcode first-hand, you\n"
  28                 "can force output with the `-f' option.\n\n";
  29     }
  30     return true;
  31   }
  32   return false;
  33 }