Create manual_register.lua

New test sample to demonstrate on_state_create and manual function registration.

1 files changed, 35 insertions, 0 deletions

diff --git a/tests/manual_register.lua b/tests/manual_register.lua
new file mode 100644
index 0000000..b868bb9
--- /dev/null
+++ b/tests/manual_register.lua
@@ -0,0 +1,35 @@
+
+local register_func = true
+
+local RequireAModuleThatExportsGlobalFunctions = function()
+        -- grab some module that exports C functions, this is good enough for our purpose
+        local lfs = require "lfs"
+        -- make one of these a global
+        GlobalFunc = lfs.attributes
+        -- we need to register it so that it is transferable
+        if register_func then
+                local lanes = require "lanes"
+                lanes.register( "GlobalFunc", GlobalFunc)
+        end
+        print "RequireAModuleThatExportsGlobalFunctions done"
+end
+
+
+local lanes = require "lanes".configure{ with_timers = false, on_state_create = RequireAModuleThatExportsGlobalFunctions}
+
+-- load some module that adds C functions to the global space
+RequireAModuleThatExportsGlobalFunctions()
+
+local GlobalFuncUpval = GlobalFunc
+
+-- a lane that makes use of the above global
+local f = function()
+        GlobalFuncUpval("foo")
+        print "f done"
+end
+
+
+local g = lanes.gen( "*", f)
+
+-- generate a lane, this will transfer f, which pulls GlobalFunc.
+local h = g()
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