From a493350eb5ab38ba8a6563f3eb4a090d257b0d3a Mon Sep 17 00:00:00 2001
From: Michael Bebenita <mbebenita@mozilla.com>
Date: Fri, 10 Sep 2010 01:21:29 -0700
Subject: Cleanup, refactoring, and some runtime tests.

---
 src/rt/sync/sync.cpp  | 12 ++++++++++++
 src/rt/sync/sync.h    |  2 ++
 src/rt/sync/timer.cpp |  5 +++++
 src/rt/sync/timer.h   |  1 +
 4 files changed, 20 insertions(+)

(limited to 'src/rt/sync')

diff --git a/src/rt/sync/sync.cpp b/src/rt/sync/sync.cpp
index c754392a..be874a11 100644
--- a/src/rt/sync/sync.cpp
+++ b/src/rt/sync/sync.cpp
@@ -11,6 +11,18 @@ void sync::yield() {
 #endif
 }
 
+void sync::sleep(size_t timeout_in_ms) {
+#ifdef __WIN32__
+    Sleep(timeout_in_ms);
+#else
+    usleep(timeout_in_ms * 1000);
+#endif
+}
+
+void sync::random_sleep(size_t max_timeout_in_ms) {
+    sleep(rand() % max_timeout_in_ms);
+}
+
 rust_thread::rust_thread() : _is_running(false), thread(0) {
     // Nop.
 }
diff --git a/src/rt/sync/sync.h b/src/rt/sync/sync.h
index 3829dafe..bd755e1f 100644
--- a/src/rt/sync/sync.h
+++ b/src/rt/sync/sync.h
@@ -4,6 +4,8 @@
 class sync {
 public:
     static void yield();
+    static void sleep(size_t timeout_in_ms);
+    static void random_sleep(size_t max_timeout_in_ms);
     template <class T>
     static bool compare_and_swap(T *address,
         T oldValue, T newValue) {
diff --git a/src/rt/sync/timer.cpp b/src/rt/sync/timer.cpp
index 0487b397..e6fe3688 100644
--- a/src/rt/sync/timer.cpp
+++ b/src/rt/sync/timer.cpp
@@ -25,6 +25,11 @@ timer::get_elapsed_time() {
     return get_time() - _start;
 }
 
+double
+timer::get_elapsed_time_in_ms() {
+    return (double) get_elapsed_time() / 1000.0;
+}
+
 int64_t
 timer::get_timeout() {
     return _timeout - get_elapsed_time();
diff --git a/src/rt/sync/timer.h b/src/rt/sync/timer.h
index 509fd22c..aae098a1 100644
--- a/src/rt/sync/timer.h
+++ b/src/rt/sync/timer.h
@@ -17,6 +17,7 @@ public:
     timer();
     void reset(uint64_t timeout);
     uint64_t get_elapsed_time();
+    double get_elapsed_time_in_ms();
     int64_t get_timeout();
     bool has_timed_out();
     virtual ~timer();
-- 
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