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-rw-r--r--indra/newview/scripts/lua/require/fiber.lua6
-rw-r--r--indra/newview/tests/llluamanager_test.cpp6
2 files changed, 12 insertions, 0 deletions
diff --git a/indra/newview/scripts/lua/require/fiber.lua b/indra/newview/scripts/lua/require/fiber.lua
index cae27b936b..b3c684dd67 100644
--- a/indra/newview/scripts/lua/require/fiber.lua
+++ b/indra/newview/scripts/lua/require/fiber.lua
@@ -337,4 +337,10 @@ function fiber.run()
return idle_done
end
+-- Make sure we finish up with a call to run(). That allows a consuming script
+-- to kick off some number of fibers, do some work on the main thread and then
+-- fall off the end of the script without explicitly calling fiber.run().
+-- run() ensures the rest of the fibers run to completion (or error).
+LL.atexit(fiber.run)
+
return fiber
diff --git a/indra/newview/tests/llluamanager_test.cpp b/indra/newview/tests/llluamanager_test.cpp
index 79ec9b9d3a..26a4ac95e3 100644
--- a/indra/newview/tests/llluamanager_test.cpp
+++ b/indra/newview/tests/llluamanager_test.cpp
@@ -413,6 +413,12 @@ namespace tut
"fiber.launch('catch_special', drain, catch_special)\n"
"fiber.launch('requester(a)', requester, 'a')\n"
"fiber.launch('requester(b)', requester, 'b')\n"
+ // A script can normally count on an implicit fiber.run() call
+ // because fiber.lua calls LL.atexit(fiber.run). But atexit()
+ // functions are called by ~LuaState(), which (in the code below)
+ // won't be called until *after* we expect to interact with the
+ // various fibers. So make an explicit call for test purposes.
+ "fiber.run()\n"
);
LLSD requests;