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remove filesystem_selector

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This commit is contained in:
Jinhao 2016-06-27 00:35:04 +08:00
parent c65247b413
commit 1845b41019
6 changed files with 91 additions and 114 deletions
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2
include/nana/config.hpp
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@ -49,7 +49,7 @@
//# The library maybe available in the std library in use or from Boost(almost compatible) //# The library maybe available in the std library in use or from Boost(almost compatible)
//# http://www.boost.org/doc/libs/1_60_0/libs/filesystem/doc/index.htm //# http://www.boost.org/doc/libs/1_60_0/libs/filesystem/doc/index.htm
//# or you can choose to use the(partial, but functional) implementation provided by nana. //# or you can choose to use the(partial, but functional) implementation provided by nana.
//# If you include the file <nana/filesystem/filesystem_selector.hpp> //# If you include the file <nana/filesystem/filesystem.hpp>
//# the selected option will be set by nana into std::experimental::filesystem //# the selected option will be set by nana into std::experimental::filesystem
//# By default Nana will try to use the STD.If not available will try //# By default Nana will try to use the STD.If not available will try
//# to use boost if available.Nana own implementation will be use only none of them are available. //# to use boost if available.Nana own implementation will be use only none of them are available.

71
include/nana/filesystem/filesystem.hpp
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@ -8,7 +8,7 @@
* http://www.boost.org/LICENSE_1_0.txt) * http://www.boost.org/LICENSE_1_0.txt)
* *
* @file nana/filesystem/filesystem.hpp * @file nana/filesystem/filesystem.hpp
* @author Jinhao, conributed: Ariel Vina-Rodriguez * @author Ariel Vina-Rodriguez, Jinhao
* @brief Mimic std::experimental::filesystem::v1 (boost v3) * @brief Mimic std::experimental::filesystem::v1 (boost v3)
* and need VC2015 or a C++11 compiler. With a few correction can be compiler by VC2013 * and need VC2015 or a C++11 compiler. With a few correction can be compiler by VC2013
*/ */
@ -29,12 +29,54 @@
#ifndef NANA_FILESYSTEM_HPP #ifndef NANA_FILESYSTEM_HPP
#define NANA_FILESYSTEM_HPP #define NANA_FILESYSTEM_HPP
//#undef NANA_USING_NANA_FILESYSTEM
#if NANA_USING_NANA_FILESYSTEM
#include <nana/push_ignore_diagnostic> #include <nana/push_ignore_diagnostic>
//Filesystem Selection
#include <nana/config.hpp>
#if defined(NANA_USING_NANA_FILESYSTEM) || defined(NANA_USING_STD_FILESYSTEM) || defined(NANA_USING_BOOST_FILESYSTEM)
#undef NANA_USING_NANA_FILESYSTEM
#undef NANA_USING_STD_FILESYSTEM
#undef NANA_USING_BOOST_FILESYSTEM
#endif
#define NANA_USING_NANA_FILESYSTEM 0
#define NANA_USING_STD_FILESYSTEM 0
#define NANA_USING_BOOST_FILESYSTEM 0
#if (defined(NANA_FILESYSTEM_FORCE) || ( (defined(STD_FILESYSTEM_NOT_SUPPORTED) && !defined(BOOST_FILESYSTEM_AVAILABLE)) && !(defined(BOOST_FILESYSTEM_FORCE) || defined(STD_FILESYSTEM_FORCE)) ) )
#undef NANA_USING_NANA_FILESYSTEM
#define NANA_USING_NANA_FILESYSTEM 1
#elif (defined(BOOST_FILESYSTEM_AVAILABLE) && ( defined(BOOST_FILESYSTEM_FORCE) || ( defined(STD_FILESYSTEM_NOT_SUPPORTED) && !defined(STD_FILESYSTEM_FORCE) ) ))
#undef NANA_USING_BOOST_FILESYSTEM
#define NANA_USING_BOOST_FILESYSTEM 1
# include <boost/filesystem.hpp>
// add boost::filesystem into std::experimental::filesystem
namespace std {
namespace experimental {
namespace filesystem {
using namespace boost::filesystem;
} // filesystem
} // experimental
} // std
#else
#undef NANA_USING_STD_FILESYSTEM
#define NANA_USING_STD_FILESYSTEM 1
# include <experimental/filesystem>
#endif
#ifndef __cpp_lib_experimental_filesystem
# define __cpp_lib_experimental_filesystem 1
#endif
#if NANA_USING_NANA_FILESYSTEM
#include <string> #include <string>
#include <system_error> #include <system_error>
#include <iterator> #include <iterator>
@ -413,6 +455,21 @@ namespace nana { namespace experimental { namespace filesystem
//namespace filesystem = experimental::filesystem; //namespace filesystem = experimental::filesystem;
} //end namespace nana } //end namespace nana
namespace std {
namespace experimental {
namespace filesystem {
# ifdef CXX_NO_INLINE_NAMESPACE
using namespace nana::experimental::filesystem;
# else
using namespace nana::experimental::filesystem::v1;
# endif
} // filesystem
} // experimental
} // std
#endif //NANA_USING_NANA_FILESYSTEM
#include <nana/pop_ignore_diagnostic> #include <nana/pop_ignore_diagnostic>
#endif #endif //NANA_FILESYSTEM_HPP
#endif

32
include/nana/filesystem/filesystem_ext.hpp
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@ -15,10 +15,7 @@
#ifndef NANA_FILESYSTEM_EXT_HPP #ifndef NANA_FILESYSTEM_EXT_HPP
#define NANA_FILESYSTEM_EXT_HPP #define NANA_FILESYSTEM_EXT_HPP
#include <sstream> #include <nana/filesystem/filesystem.hpp>
#include <iomanip>
#include <nana/filesystem/filesystem_selector.hpp>
namespace nana namespace nana
{ {
@ -45,7 +42,8 @@ inline bool is_directory(const std::experimental::filesystem::directory_entry& d
//template<class DI> // DI = directory_iterator from std, boost, or nana : return directory_entry //template<class DI> // DI = directory_iterator from std, boost, or nana : return directory_entry
class directory_only_iterator : public std::experimental::filesystem::directory_iterator class directory_only_iterator : public std::experimental::filesystem::directory_iterator
{ {
using DI = std::experimental::filesystem::directory_iterator; using directory_iterator = std::experimental::filesystem::directory_iterator;
directory_only_iterator& find_first() directory_only_iterator& find_first()
{ {
auto end = directory_only_iterator{}; auto end = directory_only_iterator{};
@ -53,22 +51,22 @@ class directory_only_iterator : public std::experimental::filesystem::directory_
{ {
if (is_directory((**this).status())) if (is_directory((**this).status()))
return *this; return *this;
this->DI::operator++(); this->directory_iterator::operator++();
} }
return *this; return *this;
} }
public: public:
directory_only_iterator(){} directory_only_iterator() = default;
template <class... Arg> template <typename Arg, typename... Args>
directory_only_iterator(Arg&&... arg ): DI(std::forward<Arg>(arg)...) directory_only_iterator(Arg&& arg, Args&&... args) : directory_iterator(arg, std::forward<Args>(args)...)
{ {
find_first(); find_first();
} }
directory_only_iterator& operator++() directory_only_iterator& operator++()
{ {
this->DI::operator++(); this->directory_iterator::operator++();
return find_first(); return find_first();
} }
}; };
@ -86,25 +84,25 @@ inline directory_only_iterator end(const directory_only_iterator&) noexcept
//template<class DI> // DI = directory_iterator from std, boost, or nana : value_type directory_entry //template<class DI> // DI = directory_iterator from std, boost, or nana : value_type directory_entry
class regular_file_only_iterator : public std::experimental::filesystem::directory_iterator class regular_file_only_iterator : public std::experimental::filesystem::directory_iterator
{ {
using DI = std::experimental::filesystem::directory_iterator; using directory_iterator = std::experimental::filesystem::directory_iterator;
regular_file_only_iterator& find_first() regular_file_only_iterator& find_first()
{ {
while(( (*this) != DI{}) && !is_regular_file((**this).status())) while (((*this) != directory_iterator{}) && !is_regular_file((**this).status()))
this->DI::operator++(); this->directory_iterator::operator++();
return (*this); return (*this);
} }
public: public:
regular_file_only_iterator() : DI() {} regular_file_only_iterator() = default;
template <class... Arg> template <typename Arg, typename... Args>
regular_file_only_iterator(Arg&&... arg ): DI(std::forward<Arg>(arg)...) regular_file_only_iterator(Arg&& arg, Args&&... args) : directory_iterator(std::forward<Arg>(arg), std::forward<Args>(args)...)
{ {
find_first(); find_first();
} }
regular_file_only_iterator& operator++() regular_file_only_iterator& operator++()
{ {
this->DI::operator++(); this->directory_iterator::operator++();
return find_first(); return find_first();
} }
}; };

87
include/nana/filesystem/filesystem_selector.hpp
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@ -1,87 +0,0 @@
/**
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2016 Jinhao(cnjinhao@hotmail.com)
*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* @file nana\filesystem\filesystem_selector.hpp
* @autor by Ariel Vina-Rodriguez:
* @brief A "ISO C++" filesystem Implementation selector
*
* The ISO C++ File System Technical Specification(ISO - TS, or STD) is optional.
* http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4100.pdf
* This is not a workaround, but an user option.
* The library maybe available in the std library in use or from Boost(almost compatible)
* http://www.boost.org/doc/libs/1_60_0/libs/filesystem/doc/index.htm
* or you can choose to use the(partial, but functional) implementation provided by nana.
* If you include the file <nana/filesystem/filesystem_selector.hpp>
* the selected option will be set by nana into std::experimental::filesystem
* By default Nana will try to use the STD. If not available will try
* to use boost if available. Nana own implementation will be use only if none of them are available.
* nana Now mimic std::experimental::filesystem::v1 (boost v3)
*
*/
#ifndef NANA_FILESYSTEM_SELECTOR
#define NANA_FILESYSTEM_SELECTOR
#include <nana/config.hpp>
#define NANA_USING_NANA_FILESYSTEM false
#define NANA_USING_STD_FILESYSTEM false
#define NANA_USING_BOOST_FILESYSTEM false
#if (defined(NANA_FILESYSTEM_FORCE) || ( (defined(STD_FILESYSTEM_NOT_SUPPORTED) && !defined(BOOST_FILESYSTEM_AVAILABLE)) && !(defined(BOOST_FILESYSTEM_FORCE) || defined(STD_FILESYSTEM_FORCE)) ) )
#undef NANA_USING_NANA_FILESYSTEM
#define NANA_USING_NANA_FILESYSTEM true
# include <nana/filesystem/filesystem.hpp>
namespace std {
namespace experimental {
namespace filesystem {
# ifdef CXX_NO_INLINE_NAMESPACE
using namespace nana::experimental::filesystem;
# else
using namespace nana::experimental::filesystem::v1;
# endif
} // filesystem
} // experimental
} // std
#elif (defined(BOOST_FILESYSTEM_AVAILABLE) && ( defined(BOOST_FILESYSTEM_FORCE) || ( defined(STD_FILESYSTEM_NOT_SUPPORTED) && !defined(STD_FILESYSTEM_FORCE) ) ))
#undef NANA_USING_BOOST_FILESYSTEM
#define NANA_USING_BOOST_FILESYSTEM true
# include <boost/filesystem.hpp>
// add boost::filesystem into std::experimental::filesystem
namespace std {
namespace experimental {
namespace filesystem {
using namespace boost::filesystem;
} // filesystem
} // experimental
} // std
#else
#undef NANA_USING_STD_FILESYSTEM
#define NANA_USING_STD_FILESYSTEM true
# include <experimental/filesystem>
#endif
#ifndef __cpp_lib_experimental_filesystem
# define __cpp_lib_experimental_filesystem 1
#endif
#endif // NANA_FILESYSTEM_SELECTOR

11
source/filesystem/filesystem.cpp
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@ -13,6 +13,9 @@
#include <nana/filesystem/filesystem_ext.hpp> #include <nana/filesystem/filesystem_ext.hpp>
#include <vector> #include <vector>
#include <sstream>
#include <iomanip> //put_time
#if defined(NANA_WINDOWS) #if defined(NANA_WINDOWS)
#include <windows.h> #include <windows.h>
@ -102,7 +105,13 @@ namespace nana
if (ftime == ((fs::file_time_type::min)())) return{}; if (ftime == ((fs::file_time_type::min)())) return{};
std::time_t cftime = decltype(ftime)::clock::to_time_t(ftime); //std::time_t cftime = decltype(ftime)::clock::to_time_t(ftime);
//A workaround for VC2013
using time_point = decltype(ftime);
auto cftime = time_point::clock::to_time_t(ftime);
std::stringstream tm; std::stringstream tm;
tm << std::put_time(std::localtime(&cftime), "%Y-%m-%d, %H:%M:%S"); tm << std::put_time(std::localtime(&cftime), "%Y-%m-%d, %H:%M:%S");
return tm.str(); return tm.str();