FileSystem.hpp

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#pragma once
 
#include "AstGlobal.h"
#include "FileSystemSimple.hpp"
#include <string>
 
// 是否允许使用 std::experimental::filesystem 的c++实验特性，如果存在的话
// #define AST_USE_STD_FILESYSTEM_EXPERIMENTAL
 
// 判断 c++ 标准库是否有std::filesystem
#ifdef __cpp_lib_filesystem
#   include <filesystem>
#   define _A_STD_FILESYSTEM std::filesystem
#elif defined(__cplusplus) && __cplusplus >= 201703L
#   include <filesystem>
#   define _A_STD_FILESYSTEM std::filesystem
#elif defined AST_USE_STD_FILESYSTEM_EXPERIMENTAL
#   define _SILENCE_EXPERIMENTAL_FILESYSTEM_DEPRECATION_WARNING
#   if defined _MSC_VER
#      include <experimental/filesystem>
#      define _A_STD_FILESYSTEM std::experimental::filesystem
#   elif defined(__has_include) && __has_include(<experimental/filesystem>) && defined AST_USE_STD_FILESYSTEM_EXPERIMENTAL
#      include <experimental/filesystem>
#      define _A_STD_FILESYSTEM std::experimental::filesystem
#   endif
#else
#   undef _A_STD_FILESYSTEM
#endif
 
 
AST_NAMESPACE_BEGIN
 
 
// 如果 c++ 标准库没有 filesystem功能，则切换到ast项目对filesystem功能的简化实现
#if defined(_A_STD_FILESYSTEM) && defined(AST_USE_STD_FILESYSTEM)
// #pragma message("use std::filesystem")
namespace filesystem = _A_STD_FILESYSTEM;
#else
// #pragma message("use ast::simple_fs")
namespace filesystem = fs_simple;
#endif
 
namespace fs = filesystem;
 
 
AST_UTIL_API std::string aGetModulePathFromAddress(void* addr);
 
AST_UTIL_API std::string aLibDir();
 
 
AST_UTIL_API std::string aExeDir();
 
 
AST_UTIL_API std::string aLibPath();
 
 
AST_UTIL_API std::string aExePath();
 
 
 
AST_NAMESPACE_END