Merge pull request #16 from RapidAI/main

Add missing files.

include/win_func.h

@@ -0,0 +1,28 @@
+#include <time.h>
+#ifdef WIN32
+#include <windows.h>
+#else
+#include <sys/time.h>
+#endif
+#ifdef WIN32
+int gettimeofday(struct timeval* tp, void* tzp)
+{
+	time_t clock;
+	struct tm tm;
+	SYSTEMTIME wtm;
+
+	GetLocalTime(&wtm);
+	tm.tm_year = wtm.wYear - 1900;
+	tm.tm_mon = wtm.wMonth - 1;
+	tm.tm_mday = wtm.wDay;
+	tm.tm_hour = wtm.wHour;
+	tm.tm_min = wtm.wMinute;
+	tm.tm_sec = wtm.wSecond;
+	tm.tm_isdst = -1;
+
+	clock = mktime(&tm);
+	tp->tv_sec = clock;
+	tp->tv_usec = wtm.wMilliseconds * 1000;
+	return (0);
+}
+#endif