X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FSupport%2FSystemUtils.h;h=399aee51eb7b0ccc1f43fce8dad52f1e16d254d2;hb=57ac1f458a754f30cf500410b438fb260f9b8fe5;hp=95124a047da200c0108b97d4eb5f3cca99c2af77;hpb=d890de10af6a4d01fe0b35f09ccd674d771e4732;p=oota-llvm.git diff --git a/include/llvm/Support/SystemUtils.h b/include/llvm/Support/SystemUtils.h index 95124a047da..399aee51eb7 100644 --- a/include/llvm/Support/SystemUtils.h +++ b/include/llvm/Support/SystemUtils.h @@ -15,37 +15,29 @@ #ifndef LLVM_SUPPORT_SYSTEMUTILS_H #define LLVM_SUPPORT_SYSTEMUTILS_H -#include "llvm/System/Program.h" +#include namespace llvm { + class raw_ostream; + namespace sys { class Path; } -/// Determine if the ostream provided is connected to the std::cout and -/// displayed or not (to a console window). If so, generate a warning message -/// advising against display of bitcode and return true. Otherwise just return -/// false +/// Determine if the raw_ostream provided is connected to a terminal. If so, +/// generate a warning message to errs() advising against display of bitcode +/// and return true. Otherwise just return false. /// @brief Check for output written to a console bool CheckBitcodeOutputToConsole( - std::ostream* stream_to_check, ///< The stream to be checked - bool print_warning = true ///< Control whether warnings are printed + raw_ostream &stream_to_check, ///< The stream to be checked + bool print_warning = true ///< Control whether warnings are printed ); -/// Determine if the raw_ostream provided is connected to the outs() and -/// displayed or not (to a console window). If so, generate a warning message -/// advising against display of bitcode and return true. Otherwise just return -/// false -/// @brief Check for output written to a console -bool CheckBitcodeOutputToConsole( - raw_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 -/// the same directory, but that directory is neither the current directory, nor -/// in the PATH. If the executable cannot be found, return an empty string. +/// PrependMainExecutablePath - Prepend the path to the program being executed +/// to \p ExeName, given the value of argv[0] and the address of main() +/// itself. This allows us to find another LLVM tool if it is built in the same +/// directory. An empty string is returned on error; note that this function +/// just mainpulates the path and doesn't check for executability. /// @brief Find a named executable. -sys::Path FindExecutable(const std::string &ExeName, - const std::string &ProgramPath); +sys::Path PrependMainExecutablePath(const std::string &ExeName, + const char *Argv0, void *MainAddr); } // End llvm namespace