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25f6255d28
Preventing a continuously growing stack top and inevitable program termination. Also, commonize the error handling to live on the engine side. git-svn-id: https://svn.eduke32.com/eduke32@3352 1a8010ca-5511-0410-912e-c29ae57300e0
35 lines
1,005 B
C
35 lines
1,005 B
C
/* The Lunatic Interpreter, part of EDuke32. Common, engine-side stuff. */
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#ifndef ENGINE_LUNATIC_H_
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#define ENGINE_LUNATIC_H_
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#include <lua.h>
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typedef struct
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{
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char *name;
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lua_State *L;
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} L_State;
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// -- functions --
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// helpers taking the lua_State directly:
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void L_PushDebugTraceback(lua_State *L);
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void L_CheckAndRegisterFunction(lua_State *L, void *regkeyaddr);
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int L_HandleError(lua_State *L, int errcode, void (*ErrorPrintFunc)(const char *));
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// Callback on Lua error. <str> must be used immediately or strdup'd.
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void (*L_ErrorFunc)(const char *str);
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// Out-of-memory handler, supposed to terminate the host program.
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void (*L_OutOfMemFunc)(void);
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int L_CreateState(L_State *estate, const char *name, void (*StateSetupFunc)(lua_State *));
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void L_DestroyState(L_State *estate);
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int L_RunOnce(L_State *estate, const char *fn);
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int L_RunString(L_State *estate, char *buf, int dofreebuf);
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static inline int L_IsInitialized(const L_State *estate) { return (estate->L != NULL); }
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#endif
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