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//===- llvm/Support/Unix/Host.inc -------------------------------*- 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 UNIX Host support.
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
//=== WARNING: Implementation here must contain only generic UNIX code that
//=== is guaranteed to work on *all* UNIX variants.
//===----------------------------------------------------------------------===//
#include "Unix.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Config/config.h"
#include <cctype>
#include <string>
#include <sys/utsname.h>
using namespace llvm;
static std::string getOSVersion() {
struct utsname info;
if (uname(&info))
return "";
return info.release;
}
std::string sys::getDefaultTargetTriple() {
std::string TargetTripleString(LLVM_DEFAULT_TARGET_TRIPLE);
// On darwin, we want to update the version to match that of the
// target.
std::string::size_type DarwinDashIdx = TargetTripleString.find("-darwin");
if (DarwinDashIdx != std::string::npos) {
TargetTripleString.resize(DarwinDashIdx + strlen("-darwin"));
TargetTripleString += getOSVersion();
}
return Triple::normalize(TargetTripleString);
}
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