mirror of
https://github.com/lua/lua
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94 lines
2.0 KiB
C
94 lines
2.0 KiB
C
/*
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** $Id: ltests.h,v 2.33 2010/07/28 15:51:59 roberto Exp $
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** Internal Header for Debugging of the Lua Implementation
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** See Copyright Notice in lua.h
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*/
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#ifndef ltests_h
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#define ltests_h
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#include <stdlib.h>
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/* do not use compatibility macros in Lua code */
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#undef LUA_COMPAT_API
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#define LUA_DEBUG
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#undef NDEBUG
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#include <assert.h>
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#define lua_assert(c) assert(c)
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/* to avoid warnings, and to make sure value is really unused */
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#define UNUSED(x) (x=0, (void)(x))
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/* memory allocator control variables */
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typedef struct Memcontrol {
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unsigned long numblocks;
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unsigned long total;
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unsigned long maxmem;
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unsigned long memlimit;
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unsigned long objcount[LUA_NUMTAGS];
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} Memcontrol;
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extern Memcontrol l_memcontrol;
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/*
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** generic variable for debug tricks
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*/
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extern void *l_Trick;
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void *debug_realloc (void *ud, void *block, size_t osize, size_t nsize);
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typedef struct CallInfo *pCallInfo;
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int lua_checkmemory (lua_State *L);
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/* test for lock/unlock */
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#undef luai_userstateopen
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#undef luai_userstatethread
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#undef lua_lock
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#undef lua_unlock
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struct L_EXTRA { int lock; int *plock; };
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#define LUAI_EXTRASPACE sizeof(struct L_EXTRA)
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#define getlock(l) (cast(struct L_EXTRA *, l) - 1)
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#define luai_userstateopen(l) \
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(getlock(l)->lock = 0, getlock(l)->plock = &(getlock(l)->lock))
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#define luai_userstatethread(l,l1) (getlock(l1)->plock = getlock(l)->plock)
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#define luai_userstatefree(l,l1) \
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lua_assert(getlock(l)->plock == getlock(l1)->plock)
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#define lua_lock(l) lua_assert((*getlock(l)->plock)++ == 0)
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#define lua_unlock(l) lua_assert(--(*getlock(l)->plock) == 0)
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int luaB_opentests (lua_State *L);
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#if defined(lua_c)
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#define luaL_newstate() lua_newstate(debug_realloc, &l_memcontrol)
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#define luaL_openlibs(L) \
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{ (luaL_openlibs)(L); luaL_requiref(L, "T", luaB_opentests, 1); }
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#endif
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/* change some sizes to give some bugs a chance */
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#undef LUAL_BUFFERSIZE
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#define LUAL_BUFFERSIZE 23
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#define MINSTRTABSIZE 2
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#undef LUAI_USER_ALIGNMENT_T
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#define LUAI_USER_ALIGNMENT_T union { char b[32]; }
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#endif
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