xref: /illumos-gate/usr/src/uts/common/fs/zfs/lua/lapi.h (revision dfc11533)
1 /*
2 ** $Id: lapi.h,v 2.7.1.1 2013/04/12 18:48:47 roberto Exp $
3 ** Auxiliary functions from Lua API
4 ** See Copyright Notice in lua.h
5 */
6 
7 #ifndef lapi_h
8 #define lapi_h
9 
10 
11 #include "llimits.h"
12 #include "lstate.h"
13 
14 #define api_incr_top(L)   {L->top++; api_check(L, L->top <= L->ci->top, \
15 				"stack overflow");}
16 
17 #define adjustresults(L,nres) \
18     { if ((nres) == LUA_MULTRET && L->ci->top < L->top) L->ci->top = L->top; }
19 
20 #define api_checknelems(L,n)	api_check(L, (n) < (L->top - L->ci->func), \
21 				  "not enough elements in the stack")
22 
23 
24 #endif
25