X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FSupport%2FSystemUtils.h;h=399aee51eb7b0ccc1f43fce8dad52f1e16d254d2;hb=0cf5e3d51dd455a174a8f00cfa6b63c11e535434;hp=2d5dadc14cec838c90e11b7de0007043e8019fa6;hpb=4a10645c70199c8d8567fbc46312158c419720ab;p=oota-llvm.git

diff --git a/include/llvm/Support/SystemUtils.h b/include/llvm/Support/SystemUtils.h
index 2d5dadc14ce..399aee51eb7 100644
--- a/include/llvm/Support/SystemUtils.h
+++ b/include/llvm/Support/SystemUtils.h
@@ -1,46 +1,44 @@
-//===- SystemUtils.h - Utilities to do low-level system stuff --*- C++ -*--===//
+//===- SystemUtils.h - Utilities to do low-level system stuff ---*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
 //
 // This file contains functions used to do a variety of low-level, often
 // system-specific, tasks.
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef SYSTEMUTILS_H
-#define SYSTEMUTILS_H
+#ifndef LLVM_SUPPORT_SYSTEMUTILS_H
+#define LLVM_SUPPORT_SYSTEMUTILS_H
 
 #include <string>
 
-/// isExecutableFile - This function returns true if the filename specified
-/// exists and is executable.
-///
-bool isExecutableFile(const std::string &ExeFileName);
-
-// FindExecutable - Find a named executable, giving the argv[0] of bugpoint.
-// This assumes the executable is in the same directory as bugpoint itself.
-// If the executable cannot be found, return an empty string.
-//
-std::string FindExecutable(const std::string &ExeName,
-			   const std::string &BugPointPath);
-
-/// removeFile - Delete the specified file
-///
-void removeFile(const std::string &Filename);
-
-/// getUniqueFilename - Return a filename with the specified prefix.  If the
-/// file does not exist yet, return it, otherwise add a suffix to make it
-/// unique.
-///
-std::string getUniqueFilename(const std::string &FilenameBase);
-
-/// RunProgramWithTimeout - This function executes the specified program, with
-/// the specified null-terminated argument array, with the stdin/out/err fd's
-/// redirected, with a timeout specified on the commandline.  This terminates
-/// the calling program if there is an error executing the specified program.
-/// It returns the return value of the program, or -1 if a timeout is detected.
-///
-int RunProgramWithTimeout(const std::string &ProgramPath, const char **Args,
-			  const std::string &StdInFile = "",
-			  const std::string &StdOutFile = "",
-			  const std::string &StdErrFile = "");
+namespace llvm {
+  class raw_ostream;
+  namespace sys { class Path; }
+
+/// 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(
+  raw_ostream &stream_to_check, ///< The stream to be checked
+  bool print_warning = true     ///< Control whether warnings are printed
+);
+
+/// 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 PrependMainExecutablePath(const std::string &ExeName,
+                                    const char *Argv0, void *MainAddr);
+
+} // End llvm namespace
 
 #endif