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//===- llvm/Support/Unix/PathV2.cpp - Unix Path Implementation --*- 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 specific implementation of the PathV2 API.
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
//=== WARNING: Implementation here must contain only generic UNIX code that
//=== is guaranteed to work on *all* UNIX variants.
//===----------------------------------------------------------------------===//
#include "Unix.h"
namespace llvm {
namespace sys {
namespace path {
error_code current_path(SmallVectorImpl<char> &result) {
long size = ::pathconf(".", _PC_PATH_MAX);
result.reserve(size + 1);
result.set_size(size + 1);
if (::getcwd(result.data(), result.size()) == 0)
return error_code(errno, system_category());
result.set_size(strlen(result.data()));
return make_error_code(errc::success);
}
} // end namespace path
} // end namespace sys
} // end namespace llvm
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