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69 lines
2.3 KiB
C++
69 lines
2.3 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/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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