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refs #18, fighting VS2015 sfinae issues

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This commit is contained in:
Steffen Schümann 2019-05-19 09:46:02 +02:00
parent 15788d8eb9
commit aa1cb70816
3 changed files with 29 additions and 24 deletions
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19
examples/dir.cpp
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@ -1,12 +1,16 @@
#include <iostream>
#include <iomanip>
#include <chrono> #include <chrono>
#include <iomanip>
#include <iostream>
#include <string> #include <string>
#if defined(__cplusplus) && __cplusplus >= 201703L && defined(__has_include) && __has_include(<filesystem>) #if defined(__cplusplus) && __cplusplus >= 201703L && defined(__has_include)
#if __has_include(<filesystem>)
#include <filesystem> #include <filesystem>
namespace fs = std::filesystem; namespace fs = std::filesystem;
#else #define GHC_USE_STD_FS
#endif
#endif
#ifndef GHC_USE_STD_FS
#include <ghc/filesystem.hpp> #include <ghc/filesystem.hpp>
namespace fs = ghc::filesystem; namespace fs = ghc::filesystem;
#endif #endif
@ -49,11 +53,8 @@ int main(int argc, char* argv[])
for (auto de : fs::directory_iterator(dir)) { for (auto de : fs::directory_iterator(dir)) {
auto ft = to_time_t(de.last_write_time()); auto ft = to_time_t(de.last_write_time());
auto ftm = *std::localtime(&ft); auto ftm = *std::localtime(&ft);
std::cout << (de.is_directory() ? "d" : "-") << perm_to_str(de.symlink_status().permissions()) << " " std::cout << (de.is_directory() ? "d" : "-") << perm_to_str(de.symlink_status().permissions()) << " " << std::setw(8) << (de.is_directory() ? "-" : std::to_string(de.file_size())) << " " << std::put_time(&ftm, "%Y-%m-%d %H:%M:%S") << " "
<< std::setw(8) << (de.is_directory() ? "-" : std::to_string(de.file_size())) << " " << de.path().filename().string() << std::endl;
<< std::put_time(&ftm, "%Y-%m-%d %H:%M:%S") << " "
<< de.path().filename().string()
<< std::endl;
} }
return 0; return 0;
} }

8
examples/du.cpp
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@ -2,10 +2,14 @@
#include <iomanip> #include <iomanip>
#include <chrono> #include <chrono>
#if defined(__cplusplus) && __cplusplus >= 201703L && defined(__has_include) && __has_include(<filesystem>) #if defined(__cplusplus) && __cplusplus >= 201703L && defined(__has_include)
#if __has_include(<filesystem>)
#include <filesystem> #include <filesystem>
namespace fs = std::filesystem; namespace fs = std::filesystem;
#else #define GHC_USE_STD_FS
#endif
#endif
#ifndef GHC_USE_STD_FS
#include <ghc/filesystem.hpp> #include <ghc/filesystem.hpp>
namespace fs = ghc::filesystem; namespace fs = ghc::filesystem;
#endif #endif

12
include/ghc/filesystem.hpp
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@ -1296,13 +1296,13 @@ inline StringType fromUtf8(const std::string& utf8String, const typename StringT
return result; return result;
} }
template <typename charT, typename traits, typename Alloc, typename std::enable_if<(sizeof(charT) == 1)>::type* = nullptr> template <typename charT, typename traits, typename Alloc, typename std::enable_if<(sizeof(charT) == 1), int>::type size = 1>
inline std::string toUtf8(const std::basic_string<charT, traits, Alloc>& unicodeString) inline std::string toUtf8(const std::basic_string<charT, traits, Alloc>& unicodeString)
{ {
return std::string(unicodeString.begin(), unicodeString.end()); return std::string(unicodeString.begin(), unicodeString.end());
} }
template <typename charT, typename traits, typename Alloc, typename std::enable_if<(sizeof(charT) == 2)>::type* = nullptr> template <typename charT, typename traits, typename Alloc, typename std::enable_if<(sizeof(charT) == 2), int>::type size = 2>
inline std::string toUtf8(const std::basic_string<charT, traits, Alloc>& unicodeString) inline std::string toUtf8(const std::basic_string<charT, traits, Alloc>& unicodeString)
{ {
std::string result; std::string result;
@ -1324,7 +1324,7 @@ inline std::string toUtf8(const std::basic_string<charT, traits, Alloc>& unicode
return result; return result;
} }
template <typename charT, typename traits, typename Alloc, typename std::enable_if<(sizeof(charT) == 4)>::type* = nullptr> template <typename charT, typename traits, typename Alloc, typename std::enable_if<(sizeof(charT) == 4), int>::type size = 4>
inline std::string toUtf8(const std::basic_string<charT, traits, Alloc>& unicodeString) inline std::string toUtf8(const std::basic_string<charT, traits, Alloc>& unicodeString)
{ {
std::string result; std::string result;
@ -1334,10 +1334,10 @@ inline std::string toUtf8(const std::basic_string<charT, traits, Alloc>& unicode
return result; return result;
} }
template <typename SourceType> template <typename charT>
inline std::string toUtf8(const SourceType* unicodeString) inline std::string toUtf8(const charT* unicodeString)
{ {
return toUtf8(std::basic_string<SourceType, std::char_traits<SourceType>>(unicodeString)); return toUtf8(std::basic_string<charT, std::char_traits<charT>>(unicodeString));
} }
} // namespace detail } // namespace detail