MSVC: xz: Use GetTickCount64() to implement mytime_now().

It's available since Windows Vista.

diff --git a/src/xz/mytime.c b/src/xz/mytime.c
index 9eff566f9f47691ed3d842350d9e1052d0644129..4c13d37727812db6a4925dc2f1db5b79353c8c70 100644 (file)
--- a/src/xz/mytime.c
+++ b/src/xz/mytime.c
@@ -12,7 +12,9 @@
 
 #include "private.h"
 
-#ifdef HAVE_CLOCK_GETTIME
+#if defined(_MSC_VER)
+       // Nothing
+#elif defined(HAVE_CLOCK_GETTIME)
 #      include <time.h>
 #else
 #      include <sys/time.h>
@@ -45,7 +47,11 @@ static uint64_t next_flush;
 static uint64_t
 mytime_now(void)
 {
-#ifdef HAVE_CLOCK_GETTIME
+#if defined(_MSC_VER)
+       // NOTE: This requires Windows Vista or later.
+       return GetTickCount64();
+
+#elif defined(HAVE_CLOCK_GETTIME)
        struct timespec tv;
 
 #      ifdef HAVE_CLOCK_MONOTONIC
@@ -60,6 +66,7 @@ mytime_now(void)
 #      endif
 
        return (uint64_t)tv.tv_sec * 1000 + (uint64_t)(tv.tv_nsec / 1000000);
+
 #else
        struct timeval tv;
        gettimeofday(&tv, NULL);