Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f

external/llvm/lib/Support/Program.cpp

@@ -1,72 +0,0 @@
-//===-- Program.cpp - Implement OS Program Concept --------------*- C++ -*-===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-//  This file implements the operating system Program concept.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Support/Program.h"
-#include "llvm/ADT/StringRef.h"
-#include "llvm/Config/config.h"
-#include <system_error>
-using namespace llvm;
-using namespace sys;
-
-//===----------------------------------------------------------------------===//
-//=== WARNING: Implementation here must contain only TRULY operating system
-//===          independent code.
-//===----------------------------------------------------------------------===//
-
-static bool Execute(ProcessInfo &PI, StringRef Program, const char **Args,
-                    const char **Env, ArrayRef<Optional<StringRef>> Redirects,
-                    unsigned MemoryLimit, std::string *ErrMsg);
-
-int sys::ExecuteAndWait(StringRef Program, const char **Args, const char **Envp,
-                        ArrayRef<Optional<StringRef>> Redirects,
-                        unsigned SecondsToWait, unsigned MemoryLimit,
-                        std::string *ErrMsg, bool *ExecutionFailed) {
-  assert(Redirects.empty() || Redirects.size() == 3);
-  ProcessInfo PI;
-  if (Execute(PI, Program, Args, Envp, Redirects, MemoryLimit, ErrMsg)) {
-    if (ExecutionFailed)
-      *ExecutionFailed = false;
-    ProcessInfo Result = Wait(
-        PI, SecondsToWait, /*WaitUntilTerminates=*/SecondsToWait == 0, ErrMsg);
-    return Result.ReturnCode;
-  }
-
-  if (ExecutionFailed)
-    *ExecutionFailed = true;
-
-  return -1;
-}
-
-ProcessInfo sys::ExecuteNoWait(StringRef Program, const char **Args,
-                               const char **Envp,
-                               ArrayRef<Optional<StringRef>> Redirects,
-                               unsigned MemoryLimit, std::string *ErrMsg,
-                               bool *ExecutionFailed) {
-  assert(Redirects.empty() || Redirects.size() == 3);
-  ProcessInfo PI;
-  if (ExecutionFailed)
-    *ExecutionFailed = false;
-  if (!Execute(PI, Program, Args, Envp, Redirects, MemoryLimit, ErrMsg))
-    if (ExecutionFailed)
-      *ExecutionFailed = true;
-
-  return PI;
-}
-
-// Include the platform-specific parts of this class.
-#ifdef LLVM_ON_UNIX
-#include "Unix/Program.inc"
-#endif
-#ifdef LLVM_ON_WIN32
-#include "Windows/Program.inc"
-#endif