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Diffstat (limited to 'bindings/lua/lunitx/atexit.lua')
-rw-r--r-- | bindings/lua/lunitx/atexit.lua | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/bindings/lua/lunitx/atexit.lua b/bindings/lua/lunitx/atexit.lua new file mode 100644 index 0000000..c3cdddc --- /dev/null +++ b/bindings/lua/lunitx/atexit.lua @@ -0,0 +1,32 @@ + +local actions = {} + +local atexit + +if _VERSION >= 'Lua 5.2' then + + atexit = function (fn) + actions[#actions+1] = setmetatable({}, { __gc = fn }) + end + +else + + local newproxy = newproxy + local debug = debug + local assert = assert + local setmetatable = setmetatable + + local function gc(fn) + local p = assert(newproxy()) + assert(debug.setmetatable(p, { __gc = fn })) + return p + end + + atexit = function (fn) + actions[#actions+1] = gc(fn) + end + +end + +return atexit + |