mirror of
https://github.com/lua/lua
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123 lines
2.8 KiB
C
123 lines
2.8 KiB
C
/*
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** $Id: ltests.h,v 2.47 2014/12/26 14:44:44 roberto Exp roberto $
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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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/* test Lua with no compatibility code */
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#undef LUA_COMPAT_MATHLIB
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#undef LUA_COMPAT_IPAIRS
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#undef LUA_COMPAT_BITLIB
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#undef LUA_COMPAT_APIINTCASTS
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#undef LUA_COMPAT_FLOATSTRING
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#undef LUA_COMPAT_UNPACK
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#undef LUA_COMPAT_LOADERS
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#undef LUA_COMPAT_LOG10
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#undef LUA_COMPAT_LOADSTRING
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#undef LUA_COMPAT_MAXN
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#undef LUA_COMPAT_MODULE
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#define LUA_DEBUG
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/* turn on assertions */
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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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/* test for sizes in 'l_sprintf' (make sure whole buffer is available) */
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#undef l_sprintf
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#if !defined(LUA_USE_C89)
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#define l_sprintf(s,sz,f,i) (memset(s,0xAB,sz), snprintf(s,sz,f,i))
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#else
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#define l_sprintf(s,sz,f,i) (memset(s,0xAB,sz), sprintf(s,f,i))
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#endif
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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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LUA_API 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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/*
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** Function to traverse and check all memory used by Lua
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*/
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int lua_checkmemory (lua_State *L);
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/* test for lock/unlock */
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struct L_EXTRA { int lock; int *plock; };
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#undef LUA_EXTRASPACE
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#define LUA_EXTRASPACE sizeof(struct L_EXTRA)
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#define getlock(l) cast(struct L_EXTRA*, lua_getextraspace(l))
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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_userstateclose(l) \
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lua_assert(getlock(l)->lock == 1 && getlock(l)->plock == &(getlock(l)->lock))
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#define luai_userstatethread(l,l1) \
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lua_assert(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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LUA_API int luaB_opentests (lua_State *L);
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LUA_API void *debug_realloc (void *ud, void *block,
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size_t osize, size_t nsize);
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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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/* make stack-overflow tests run faster */
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#undef LUAI_MAXSTACK
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#define LUAI_MAXSTACK 50000
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#undef LUAI_USER_ALIGNMENT_T
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#define LUAI_USER_ALIGNMENT_T union { char b[sizeof(void*) * 8]; }
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#endif
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