Fix code to support VS2013

example/example.cpp

@@ -48,7 +48,7 @@ void testlog(int threads)
 int main(int argc, char* argv[])
 {
 
-	if(argc || argv){};
+    if(argc || argv) {};
     using namespace std::chrono;
     using namespace c11log;
     using namespace utils;

include/c11log/details/blocking_queue.h

@@ -58,8 +58,7 @@ public:
     // If the queue is full, block the calling thread until there is room.
     template<typename TT>
     void push(TT&& item) {
-        constexpr std::chrono::hours one_hour(1);
-        while (!push(std::forward<TT>(item), one_hour));
+        while (!push(std::forward<TT>(item), std::chrono::hours(1)));
     }
 
     // Pop a copy of the front item in the queue into the given item ref.
@@ -86,8 +85,7 @@ public:
     // Pop a copy of the front item in the queue into the given item ref.
     // If the queue is empty, block the calling thread util there is item to pop.
     void pop(T& item) {
-        constexpr std::chrono::hours one_hour(1);
-        while (!pop(item, one_hour));
+        while (!pop(item, std::chrono::hours(1)));
     }
 
     // Clear the queue

include/c11log/details/fast_oss.h

@@ -18,6 +18,7 @@ public:
 
     const std::string& str_ref() const {
         return _str;
+        std::ostringstream oss;
     }
 
     void clear() {
@@ -47,7 +48,9 @@ class fast_oss:public std::ostream {
 public:
     fast_oss():std::ostream(&_dev) {}
     ~fast_oss() = default;
-    fast_oss(const fast_oss& other):std::basic_ios<char>(), std::ostream(),_dev(other._dev) {}
+
+    fast_oss(const fast_oss& other) :std::ostream(&_dev), _dev(other._dev) {
+    }
     fast_oss& operator=(const fast_oss& other) {
         if(&other != this)
             _dev = other._dev;

include/c11log/details/os.h

@@ -41,8 +41,7 @@ inline bool operator==(const std::tm& tm1, const std::tm& tm2)
             tm1.tm_mday == tm2.tm_mday &&
             tm1.tm_mon == tm2.tm_mon &&
             tm1.tm_year == tm2.tm_year &&
-		   tm1.tm_isdst == tm2.tm_isdst &&
-		   tm1.tm_gmtoff == tm2.tm_gmtoff);
+            tm1.tm_isdst == tm2.tm_isdst);
 }
 
 inline bool operator!=(const std::tm& tm1, const std::tm& tm2)

include/c11log/formatter.h

@@ -5,6 +5,7 @@
 #include <functional>
 #include <sstream>
 #include <iomanip>
+#include <thread>
 
 #include "common_types.h"
 #include "details/os.h"
@@ -43,8 +44,9 @@ private:
 
 inline void c11log::formatters::default_formatter::_format_time(const log_clock::time_point& tp, std::ostream &dest)
 {
-	static thread_local std::tm last_tm = {0,0,0,0,0,0,0,0,0,0,0};
-	static thread_local char last_time_str[64];
+
+    __declspec(thread) static std::tm last_tm = { 0, 0, 0, 0, 0, 0, 0, 0, 0};
+    __declspec(thread) static char last_time_str[64];
     auto tm_now = details::os::localtime(log_clock::to_time_t(tp));
 
     if(last_tm != tm_now)

include/c11log/logger.h

@@ -30,8 +30,10 @@ public:
         _logger_name(name),
         _formatter(new formatters::default_formatter()),
         _sinks(),
-        _mutex(),
-        _atomic_level(level::INFO) {
+        _mutex()
+    {
+        //Seems that vs2013 doesnt support atomic member initialization in ctor, so its done here
+        _atomic_level = level::INFO;
     }
 
     ~logger() = default;

include/c11log/sinks/async_sink.h

@@ -61,7 +61,7 @@ inline void c11log::sinks::async_sink::_sink_it(const std::string& msg)
 
 inline void c11log::sinks::async_sink::_thread_loop()
 {
-    constexpr auto pop_timeout = std::chrono::seconds(1);
+    static std::chrono::seconds  pop_timeout { 1 };
     std::string msg;
 
     while (_active) {