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authorchai <chaifix@163.com>2018-10-23 12:23:58 +0800
committerchai <chaifix@163.com>2018-10-23 12:23:58 +0800
commit40fc27154fe754181934dc7ee31375e6bdfb33fc (patch)
tree897ad98d759bc308ef66561181ba88b85f2ccd47 /build/vc++/libs/LuaJIT-2.0.5/src/lj_udata.c
parent1480c9445100075c9e1a894eb07c0ef727b509a1 (diff)
*merge from minimal
Diffstat (limited to 'build/vc++/libs/LuaJIT-2.0.5/src/lj_udata.c')
-rw-r--r--build/vc++/libs/LuaJIT-2.0.5/src/lj_udata.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/build/vc++/libs/LuaJIT-2.0.5/src/lj_udata.c b/build/vc++/libs/LuaJIT-2.0.5/src/lj_udata.c
new file mode 100644
index 0000000..bd0321b
--- /dev/null
+++ b/build/vc++/libs/LuaJIT-2.0.5/src/lj_udata.c
@@ -0,0 +1,34 @@
+/*
+** Userdata handling.
+** Copyright (C) 2005-2017 Mike Pall. See Copyright Notice in luajit.h
+*/
+
+#define lj_udata_c
+#define LUA_CORE
+
+#include "lj_obj.h"
+#include "lj_gc.h"
+#include "lj_udata.h"
+
+GCudata *lj_udata_new(lua_State *L, MSize sz, GCtab *env)
+{
+ GCudata *ud = lj_mem_newt(L, sizeof(GCudata) + sz, GCudata);
+ global_State *g = G(L);
+ newwhite(g, ud); /* Not finalized. */
+ ud->gct = ~LJ_TUDATA;
+ ud->udtype = UDTYPE_USERDATA;
+ ud->len = sz;
+ /* NOBARRIER: The GCudata is new (marked white). */
+ setgcrefnull(ud->metatable);
+ setgcref(ud->env, obj2gco(env));
+ /* Chain to userdata list (after main thread). */
+ setgcrefr(ud->nextgc, mainthread(g)->nextgc);
+ setgcref(mainthread(g)->nextgc, obj2gco(ud));
+ return ud;
+}
+
+void LJ_FASTCALL lj_udata_free(global_State *g, GCudata *ud)
+{
+ lj_mem_free(g, ud, sizeudata(ud));
+}
+