AuroraRuntime/Source/IO/FS/FS.hpp

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/***
Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
File: FS.hpp
Date: 2021-6-16
Author: Reece
***/
#pragma once
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#if !defined(NO_FSTREAM) && (!defined(__has_include) || __has_include(<fstream>))
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#include <fstream>
#if !defined(HAS_FSTREAM)
#define HAS_FSTREAM
#endif
#endif
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#if !defined(NO_STD_FS) && (!defined(__has_include) || __has_include(<filesystem>))
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#include <filesystem>
#define HAS_STD_FS
#if !defined(_HAS_CXX17) && defined(AURORA_COMPILER_MSVC)
// map experimental::filesystem to filesystem::
// as in newer compilers it is not experimental anymore
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namespace std
{
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namespace filesystem = experimental::filesystem;
}
#endif
#endif
namespace Aurora::IO::FS
{
#if defined(VENDOR_GENERIC_MICROSOFT) || defined(VENDOR_CONSOLE_MICROSOFT)
static const unsigned char kPathSplitter = '\\';
static const AuString kDoublePathSplitter = "\\\\";
#else
static const unsigned char kPathSplitter = '/';
static const AuString kDoublePathSplitter = "//";
#endif
void _NormalizePath(AuString &str);
static void NormalizePath(AuString &str)
{
try
{
_NormalizePath(str);
}
catch (...)
{
AuResetMember(str);
}
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}
static auline AuString NormalizePathRet(const AuString &str)
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{
try
{
AuString ret = str;
_NormalizePath(ret);
return ret;
}
catch (...)
{
return {};
}
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}
bool _MkDir(const AuString &str);
static bool CreateDirectories(const AuString &cpath, bool isFile)
{
try
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{
// This gives us a significant performance boost
AuString path;
if (isFile && GetDirectoryFromPath(path, cpath))
{
if (DirExists(path))
{
return true;
}
}
for (int i = 0; i < cpath.size(); i++)
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{
bool end = i == cpath.size() - 1;
if ((cpath[i] == kPathSplitter) ||
((!isFile) && (end)))
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{
auto subpath = end ? cpath : AuString(cpath.begin(), cpath.begin() + i);
if (subpath.empty())
{
continue;
}
if (DirExists(subpath))
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{
continue;
}
if (!_MkDir(subpath))
{
if (!DirExists(subpath)) // copium. im worried :(
{
return false; // ...aw shit
}
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}
}
}
return true;
}
catch (...)
{
return false;
}
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}
void InitResources();
}