First version of the MappedFile abstraction for operating system idependent

mapping of files. This first version uses mmap where its available. The
class needs to implement an alternate mechanism based on malloc'd memory
and file reading/writing for platforms without virtual memory.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16649 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer
2004-10-04 11:08:32 +00:00
parent 460eb63612
commit 9737492204
13 changed files with 666 additions and 0 deletions

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lib/System/MappedFile.cpp Normal file
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//===- MappedFile.cpp - MappedFile Support ----------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Reid Spencer and is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the mapped file concept.
//
//===----------------------------------------------------------------------===//
#include "llvm/System/MappedFile.h"
namespace llvm {
using namespace sys;
//===----------------------------------------------------------------------===//
//=== WARNING: Implementation here must contain only TRULY operating system
//=== independent code.
//===----------------------------------------------------------------------===//
}
// Include the platform-specific parts of this class.
#include "platform/MappedFile.cpp"
// vim: sw=2 smartindent smarttab tw=80 autoindent expandtab