AppPkg: Add the Lua interpreter and library.

[mirror_edk2.git] / AppPkg / Applications / Lua / src / lapi.h

diff --git a/AppPkg/Applications/Lua/src/lapi.h b/AppPkg/Applications/Lua/src/lapi.h
new file mode 100644 (file)
index 0000000..c7d34ad
--- /dev/null
+++ b/AppPkg/Applications/Lua/src/lapi.h
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+/*
+** $Id: lapi.h,v 2.7.1.1 2013/04/12 18:48:47 roberto Exp $
+** Auxiliary functions from Lua API
+** See Copyright Notice in lua.h
+*/
+
+#ifndef lapi_h
+#define lapi_h
+
+
+#include "llimits.h"
+#include "lstate.h"
+
+#define api_incr_top(L)   {L->top++; api_check(L, L->top <= L->ci->top, \
+                               "stack overflow");}
+
+#define adjustresults(L,nres) \
+    { if ((nres) == LUA_MULTRET && L->ci->top < L->top) L->ci->top = L->top; }
+
+#define api_checknelems(L,n)   api_check(L, (n) < (L->top - L->ci->func), \
+                                 "not enough elements in the stack")
+
+
+#endif