win_strptime.h

#ifndef WIN_STRPTIME_H
#define WIN_STRPTIME_H
 
#if defined(_MSC_VER)
 
// Define timespec for older MSVC versions
#if _MSC_VER < 1900
// Before VS2015
struct timespec {
    time_t tv_sec;  // Seconds
    long tv_nsec;   // Nanoseconds [0, 999999999]
};
#else
// VS2015+: Prevent redefinition if using pthread or other libs
#ifndef HAVE_STRUCT_TIMESPEC
#define HAVE_STRUCT_TIMESPEC
#endif
#include <time.h>
#endif
 
// Windows headers
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
char* strptime(const char* buf, const char* fmt, struct tm* tm);
 
#ifdef __cplusplus
}
#endif
 
#endif  // defined(_MSC_VER)
 
#endif  // WIN_STRPTIME_H