From 380e5fd99fbf44d0d8f49f926c9a19f2aa10b61e Mon Sep 17 00:00:00 2001
From: Thomas Goyne <plorkyeran@aegisub.org>
Date: Mon, 29 Apr 2013 20:18:29 -0700
Subject: [PATCH] Use boost::thread in LibassSubtitlesProvider

libstdc++ 4.7's std::thread is missing sleep_for.
---
 aegisub/src/subtitles_provider_libass.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/aegisub/src/subtitles_provider_libass.cpp b/aegisub/src/subtitles_provider_libass.cpp
index 38d80b0c6..73c5d0938 100644
--- a/aegisub/src/subtitles_provider_libass.cpp
+++ b/aegisub/src/subtitles_provider_libass.cpp
@@ -52,11 +52,11 @@
 #include <libaegisub/dispatch.h>
 #include <libaegisub/log.h>
 
-#include <boost/range/algorithm_ext/push_back.hpp>
 #include <boost/gil/gil_all.hpp>
+#include <boost/range/algorithm_ext/push_back.hpp>
+#include <boost/thread.hpp>
 #include <memory>
 #include <mutex>
-#include <thread>
 
 namespace {
 std::unique_ptr<agi::dispatch::Queue> cache_queue;
@@ -104,7 +104,7 @@ LibassSubtitlesProvider::LibassSubtitlesProvider(std::string)
 	progress.Run([=](agi::ProgressSink *ps) {
 		ps->SetIndeterminate();
 		while (!*done && !ps->IsCancelled())
-			std::this_thread::sleep_for(std::chrono::milliseconds(250));
+			boost::this_thread::sleep_for(boost::chrono::milliseconds(250));
 	});
 
 	ass_renderer = *renderer;