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ensure that 'luai_userstatethread' is always called (even if

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'stack_init' throws a memory error)
This commit is contained in:
Roberto Ierusalimschy
2010-04-19 14:40:13 -03:00
parent cca71912e6
commit 4db6f20770
3 changed files with 12 additions and 11 deletions
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4
ltests.h
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@@ -1,5 +1,5 @@
/*
** $Id: ltests.h,v 2.30 2010/01/11 17:33:09 roberto Exp roberto $
** $Id: ltests.h,v 2.31 2010/04/12 16:07:29 roberto Exp roberto $
** Internal Header for Debugging of the Lua Implementation
** See Copyright Notice in lua.h
*/
@@ -62,6 +62,8 @@ struct L_EXTRA { int lock; int *plock; };
#define luai_userstateopen(l) \
(getlock(l)->lock = 0, getlock(l)->plock = &(getlock(l)->lock))
#define luai_userstatethread(l,l1) (getlock(l1)->plock = getlock(l)->plock)
#define luai_userstatefree(l,l1) \
lua_assert(getlock(l)->plock == getlock(l1)->plock)
#define lua_lock(l) lua_assert((*getlock(l)->plock)++ == 0)
#define lua_unlock(l) lua_assert(--(*getlock(l)->plock) == 0)