Lua 5.1.4: ldo.h
L0001
L0006
L0007 #ifndef ldo_h
L0008 #define ldo_h
L0009
L0010
L0011 #include "lobject.h"
L0012 #include "lstate.h"
L0013 #include "lzio.h"
L0014
L0015
L0016 #define luaD_checkstack(L,n) \
L0017 if ((char *)L->stack_last - (char *)L->top <= (n)*(int)sizeof(TValue)) \
L0018 luaD_growstack(L, n); \
L0019 else condhardstacktests(luaD_reallocstack(L, L->stacksize - EXTRA_STACK - 1));
L0020
L0021
L0022 #define incr_top(L) {luaD_checkstack(L,1); L->top++;}
L0023
L0024 #define savestack(L,p) ((char *)(p) - (char *)L->stack)
L0025 #define restorestack(L,n) ((TValue *)((char *)L->stack + (n)))
L0026
L0027 #define saveci(L,p) ((char *)(p) - (char *)L->base_ci)
L0028 #define restoreci(L,n) ((CallInfo *)((char *)L->base_ci + (n)))
L0029
L0030
L0031
L0032 #define PCRLUA 0 /* initiated a call to a Lua function */
L0033 #define PCRC 1 /* did a call to a C function */
L0034 #define PCRYIELD 2 /* C funtion yielded */
L0035
L0036
L0037
L0038 typedef void (*Pfunc) (lua_State *L, void *ud);
L0039
L0040 LUAI_FUNC int luaD_protectedparser (lua_State *L, ZIO *z, const char *name);
L0041 LUAI_FUNC void luaD_callhook (lua_State *L, int event, int line);
L0042 LUAI_FUNC int luaD_precall (lua_State *L, StkId func, int nresults);
L0043 LUAI_FUNC void luaD_call (lua_State *L, StkId func, int nResults);
L0044 LUAI_FUNC int luaD_pcall (lua_State *L, Pfunc func, void *u,
L0045 ptrdiff_t oldtop, ptrdiff_t ef);
L0046 LUAI_FUNC int luaD_poscall (lua_State *L, StkId firstResult);
L0047 LUAI_FUNC void luaD_reallocCI (lua_State *L, int newsize);
L0048 LUAI_FUNC void luaD_reallocstack (lua_State *L, int newsize);
L0049 LUAI_FUNC void luaD_growstack (lua_State *L, int n);
L0050
L0051 LUAI_FUNC void luaD_throw (lua_State *L, int errcode);
L0052 LUAI_FUNC int luaD_rawrunprotected (lua_State *L, Pfunc f, void *ud);
L0053
L0054 LUAI_FUNC void luaD_seterrorobj (lua_State *L, int errcode, StkId oldtop);
L0055
L0056 #endif
L0057
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