1 files changed, 27 insertions, 0 deletions
diff --git a/src/cmsplugin.c b/src/cmsplugin.c
index 2b86b64..a52817a 100644
--- a/src/cmsplugin.c
+++ b/src/cmsplugin.c
@@ -989,3 +989,30 @@ void* CMSEXPORT cmsGetContextUserData(cmsContext ContextID)
 }
 
 
+// Use context mutex to provide thread-safe time
+cmsBool _cmsGetTime(struct tm* ptr_time)
+{
+    struct tm* t;
+#if defined(HAVE_GMTIME_R) || defined(HAVE__GMTIME64_S)
+    struct tm tm;
+#endif
+
+    time_t now = time(NULL);
+
+#ifdef HAVE_GMTIME_R
+    t = gmtime_r(&now, &tm);
+#elif defined(HAVE__GMTIME64_S)
+    t = _gmtime64_s(&tm, &now) == 0 ? &tm : NULL;
+#else
+    _cmsEnterCriticalSectionPrimitive(&_cmsContextPoolHeadMutex);
+    t = gmtime(&now);
+    _cmsLeaveCriticalSectionPrimitive(&_cmsContextPoolHeadMutex);
+#endif
+
+    if (t == NULL) 
+        return FALSE;
+    else {
+        *ptr_time = *t;
+        return TRUE;
+    }
+}