xref: /illumos-gate/usr/src/uts/common/fs/zfs/lua/lapi.h (revision dfc11533)
1*dfc11533SChris Williamson /*
2*dfc11533SChris Williamson ** $Id: lapi.h,v 2.7.1.1 2013/04/12 18:48:47 roberto Exp $
3*dfc11533SChris Williamson ** Auxiliary functions from Lua API
4*dfc11533SChris Williamson ** See Copyright Notice in lua.h
5*dfc11533SChris Williamson */
6*dfc11533SChris Williamson 
7*dfc11533SChris Williamson #ifndef lapi_h
8*dfc11533SChris Williamson #define lapi_h
9*dfc11533SChris Williamson 
10*dfc11533SChris Williamson 
11*dfc11533SChris Williamson #include "llimits.h"
12*dfc11533SChris Williamson #include "lstate.h"
13*dfc11533SChris Williamson 
14*dfc11533SChris Williamson #define api_incr_top(L)   {L->top++; api_check(L, L->top <= L->ci->top, \
15*dfc11533SChris Williamson 				"stack overflow");}
16*dfc11533SChris Williamson 
17*dfc11533SChris Williamson #define adjustresults(L,nres) \
18*dfc11533SChris Williamson     { if ((nres) == LUA_MULTRET && L->ci->top < L->top) L->ci->top = L->top; }
19*dfc11533SChris Williamson 
20*dfc11533SChris Williamson #define api_checknelems(L,n)	api_check(L, (n) < (L->top - L->ci->func), \
21*dfc11533SChris Williamson 				  "not enough elements in the stack")
22*dfc11533SChris Williamson 
23*dfc11533SChris Williamson 
24*dfc11533SChris Williamson #endif
25