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Make printing a warning message optional in CheckBytecodeOutputToConsole.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19240 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2005-01-02 00:10:03 +00:00
parent b687c0c218
commit 52b50a64ec
2 changed files with 12 additions and 6 deletions
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5
include/llvm/Support/SystemUtils.h
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@ -24,7 +24,10 @@ namespace llvm {
/// advising against display of bytecode and return true. Otherwise just return
/// false
/// @brief Check for output written to a console
bool CheckBytecodeOutputToConsole(std::ostream* stream_to_check);
bool CheckBytecodeOutputToConsole(
std::ostream* stream_to_check, ///< The stream to be checked
bool print_warning = true ///< Control whether warnings are printed
);
/// FindExecutable - Find a named executable, giving the argv[0] of program
/// being executed. This allows us to find another LLVM tool if it is built into

13
lib/Support/SystemUtils.cpp
View File

@ -19,12 +19,15 @@
using namespace llvm;
bool llvm::CheckBytecodeOutputToConsole(std::ostream* stream_to_check) {
bool llvm::CheckBytecodeOutputToConsole(std::ostream* stream_to_check,
bool print_warning) {
if (stream_to_check == &std::cout && sys::Process::StandardOutIsDisplayed()) {
std::cerr << "WARNING: You're attempting to print out a bytecode file.\n";
std::cerr << "This is inadvisable as it may cause display problems. If\n";
std::cerr << "you REALLY want to taste LLVM bytecode first-hand, you can\n";
std::cerr << "force output with the `-f' option.\n\n";
if (print_warning) {
std::cerr << "WARNING: You're attempting to print out a bytecode file.\n";
std::cerr << "This is inadvisable as it may cause display problems. If\n";
std::cerr << "you REALLY want to taste LLVM bytecode first-hand, you\n";
std::cerr << "can force output with the `-f' option.\n\n";
}
return true;
}
return false;