1 files changed, 31 insertions, 0 deletions
diff --git a/gi/pyp-topics/src/timing.h b/gi/pyp-topics/src/timing.h
new file mode 100644
index 00000000..7543295c
--- /dev/null
+++ b/gi/pyp-topics/src/timing.h
@@ -0,0 +1,31 @@
+#ifndef TIMING_H
+#define TIMING_H
+
+#ifdef __CYGWIN__
+# ifndef _POSIX_MONOTONIC_CLOCK
+#  define _POSIX_MONOTONIC_CLOCK
+# endif
+#endif
+
+#include <time.h>
+#include <sys/time.h>
+#include "clock_gettime_stub.c"
+
+struct Timer {
+  Timer() { Reset(); }
+  void Reset()
+  {
+    clock_gettime(CLOCK_MONOTONIC, &start_t);
+  }
+  double Elapsed() const {
+    timespec end_t;
+    clock_gettime(CLOCK_MONOTONIC, &end_t);
+    const double elapsed = (end_t.tv_sec - start_t.tv_sec)
+                + (end_t.tv_nsec - start_t.tv_nsec) / 1000000000.0;
+    return elapsed;
+  }
+ private:
+  timespec start_t;
+};
+
+#endif