diff options
Diffstat (limited to 'lua/lundump.c')
-rw-r--r-- | lua/lundump.c | 38 |
1 files changed, 26 insertions, 12 deletions
diff --git a/lua/lundump.c b/lua/lundump.c index 80c7aa3..54de011 100644 --- a/lua/lundump.c +++ b/lua/lundump.c @@ -1,5 +1,5 @@ /* -** $Id: lundump.c,v 1.71 2011/12/07 10:39:12 lhf Exp $ +** $Id: lundump.c,v 2.22 2012/05/08 13:53:33 roberto Exp $ ** load precompiled Lua chunks ** See Copyright Notice in lua.h */ @@ -27,7 +27,7 @@ typedef struct { const char* name; } LoadState; -static void error(LoadState* S, const char* why) +static l_noret error(LoadState* S, const char* why) { luaO_pushfstring(S->L,"%s: %s precompiled chunk",S->name,why); luaD_throw(S->L,LUA_ERRSYNTAX); @@ -39,7 +39,7 @@ static void error(LoadState* S, const char* why) #define LoadVector(S,b,n,size) LoadMem(S,b,n,size) #if !defined(luai_verifycode) -#define luai_verifycode(L,b,f) (f) +#define luai_verifycode(L,b,f) /* empty */ #endif static void LoadBlock(LoadState* S, void* b, size_t size) @@ -91,7 +91,7 @@ static void LoadCode(LoadState* S, Proto* f) LoadVector(S,f->code,n,sizeof(Instruction)); } -static Proto* LoadFunction(LoadState* S); +static void LoadFunction(LoadState* S, Proto* f); static void LoadConstants(LoadState* S, Proto* f) { @@ -118,13 +118,18 @@ static void LoadConstants(LoadState* S, Proto* f) case LUA_TSTRING: setsvalue2n(S->L,o,LoadString(S)); break; + default: lua_assert(0); } } n=LoadInt(S); f->p=luaM_newvector(S->L,n,Proto*); f->sizep=n; for (i=0; i<n; i++) f->p[i]=NULL; - for (i=0; i<n; i++) f->p[i]=LoadFunction(S); + for (i=0; i<n; i++) + { + f->p[i]=luaF_newproto(S->L); + LoadFunction(S,f->p[i]); + } } static void LoadUpvalues(LoadState* S, Proto* f) @@ -163,10 +168,8 @@ static void LoadDebug(LoadState* S, Proto* f) for (i=0; i<n; i++) f->upvalues[i].name=LoadString(S); } -static Proto* LoadFunction(LoadState* S) +static void LoadFunction(LoadState* S, Proto* f) { - Proto* f=luaF_newproto(S->L); - setptvalue2s(S->L,S->L->top,f); incr_top(S->L); f->linedefined=LoadInt(S); f->lastlinedefined=LoadInt(S); f->numparams=LoadByte(S); @@ -176,8 +179,6 @@ static Proto* LoadFunction(LoadState* S) LoadConstants(S,f); LoadUpvalues(S,f); LoadDebug(S,f); - S->L->top--; - return f; } /* the code below must be consistent with the code in luaU_header */ @@ -202,9 +203,10 @@ static void LoadHeader(LoadState* S) /* ** load precompiled chunk */ -Proto* luaU_undump (lua_State* L, ZIO* Z, Mbuffer* buff, const char* name) +Closure* luaU_undump (lua_State* L, ZIO* Z, Mbuffer* buff, const char* name) { LoadState S; + Closure* cl; if (*name=='@' || *name=='=') S.name=name+1; else if (*name==LUA_SIGNATURE[0]) @@ -215,7 +217,19 @@ Proto* luaU_undump (lua_State* L, ZIO* Z, Mbuffer* buff, const char* name) S.Z=Z; S.b=buff; LoadHeader(&S); - return luai_verifycode(L,buff,LoadFunction(&S)); + cl=luaF_newLclosure(L,1); + setclLvalue(L,L->top,cl); incr_top(L); + cl->l.p=luaF_newproto(L); + LoadFunction(&S,cl->l.p); + if (cl->l.p->sizeupvalues != 1) + { + Proto* p=cl->l.p; + cl=luaF_newLclosure(L,cl->l.p->sizeupvalues); + cl->l.p=p; + setclLvalue(L,L->top-1,cl); + } + luai_verifycode(L,buff,cl->l.p); + return cl; } #define MYINT(s) (s[0]-'0') |