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No functional changes intended. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@312646 91177308-0d34-0410-b5e6-96231b3b80d8
70 lines
2.4 KiB
C++
70 lines
2.4 KiB
C++
//===-- Program.cpp - Implement OS Program Concept --------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the operating system Program concept.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Support/Program.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Config/config.h"
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#include <system_error>
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using namespace llvm;
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using namespace sys;
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//===----------------------------------------------------------------------===//
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//=== WARNING: Implementation here must contain only TRULY operating system
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//=== independent code.
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//===----------------------------------------------------------------------===//
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static bool Execute(ProcessInfo &PI, StringRef Program, const char **Args,
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const char **Env, const StringRef **Redirects,
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unsigned MemoryLimit, std::string *ErrMsg);
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int sys::ExecuteAndWait(StringRef Program, const char **Args, const char **Envp,
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const StringRef **Redirects, unsigned SecondsToWait,
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unsigned MemoryLimit, std::string *ErrMsg,
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bool *ExecutionFailed) {
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ProcessInfo PI;
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if (Execute(PI, Program, Args, Envp, Redirects, MemoryLimit, ErrMsg)) {
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if (ExecutionFailed)
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*ExecutionFailed = false;
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ProcessInfo Result = Wait(
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PI, SecondsToWait, /*WaitUntilTerminates=*/SecondsToWait == 0, ErrMsg);
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return Result.ReturnCode;
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}
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if (ExecutionFailed)
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*ExecutionFailed = true;
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return -1;
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}
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ProcessInfo sys::ExecuteNoWait(StringRef Program, const char **Args,
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const char **Envp, const StringRef **Redirects,
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unsigned MemoryLimit, std::string *ErrMsg,
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bool *ExecutionFailed) {
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ProcessInfo PI;
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if (ExecutionFailed)
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*ExecutionFailed = false;
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if (!Execute(PI, Program, Args, Envp, Redirects, MemoryLimit, ErrMsg))
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if (ExecutionFailed)
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*ExecutionFailed = true;
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return PI;
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}
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// Include the platform-specific parts of this class.
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#ifdef LLVM_ON_UNIX
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#include "Unix/Program.inc"
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#endif
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#ifdef LLVM_ON_WIN32
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#include "Windows/Program.inc"
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#endif
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