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authorLoic Blot <loic.blot@unix-experience.fr>2021-04-29 09:45:49 +0200
committerLoïc Blot <nerzhul@users.noreply.github.com>2021-05-03 19:49:19 +0200
commita93712458b2f8914fdb43ec436c5caf908ba93b8 (patch)
tree68df0a52b055a3cf61248384da9c1b6f0a0fb566 /games/devtest/mods/chest_of_everything/init.lua
parent5a02c376ea5f2e7f1dd0a2bd4f08bf953ed4bfc8 (diff)
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fix: don't use RenderingEngine singleton when it's possible
Diffstat (limited to 'games/devtest/mods/chest_of_everything/init.lua')
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/*
** $Id: lundump.c,v 2.7.1.4 2008/04/04 19:51:41 roberto Exp $
** load precompiled Lua chunks
** See Copyright Notice in lua.h
*/

#include <string.h>

#define lundump_c
#define LUA_CORE

#include "lua.h"

#include "ldebug.h"
#include "ldo.h"
#include "lfunc.h"
#include "lmem.h"
#include "lobject.h"
#include "lstring.h"
#include "lundump.h"
#include "lzio.h"

typedef struct {
 lua_State* L;
 ZIO* Z;
 Mbuffer* b;
 const char* name;
} LoadState;

#ifdef LUAC_TRUST_BINARIES
#define IF(c,s)
#define error(S,s)
#else
#define IF(c,s)		if (c) error(S,s)

static void error(LoadState* S, const char* why)
{
 luaO_pushfstring(S->L,"%s: %s in precompiled chunk",S->name,why);
 luaD_throw(S->L,LUA_ERRSYNTAX);
}
#endif

#define LoadMem(S,b,n,size)	LoadBlock(S,b,(n)*(size))
#define	LoadByte(S)		(lu_byte)LoadChar(S)
#define LoadVar(S,x)		LoadMem(S,&x,1,sizeof(x))
#define LoadVector(S,b,n,size)	LoadMem(S,b,n,size)

static void LoadBlock(LoadState* S, void* b, size_t size)
{
 size_t r=luaZ_read(S->Z,b,size);
 IF (r!=0, "unexpected end");
}

static int LoadChar(LoadState* S)
{
 char x;
 LoadVar(S,x);
 return x;
}

static int LoadInt(LoadState* S)
{
 int x;
 LoadVar(S,x);
 IF (x<0, "bad integer");
 return x;
}

static lua_Number LoadNumber(LoadState* S)
{
 lua_Number x;
 LoadVar(S,x);
 return x;
}

static TString* LoadString(LoadState* S)
{
 size_t size;
 LoadVar(S,size);
 if (size==0)
  return NULL;
 else
 {
  char* s=luaZ_openspace(S->L,S->b,size);
  LoadBlock(S,s,size);
  return luaS_newlstr(S->L,s,size-1);		/* remove trailing '\0' */
 }
}

static void LoadCode(LoadState* S, Proto* f)
{
 int n=LoadInt(S);
 f->code=luaM_newvector(S->L,n,Instruction);
 f->sizecode=n;
 LoadVector(S,f->code,n,sizeof(Instruction));
}

static Proto* LoadFunction(LoadState* S, TString* p);

static void LoadConstants(LoadState* S, Proto* f)
{
 int i,n;
 n=LoadInt(S);
 f->k=luaM_newvector(S->L,n,TValue);
 f->sizek=n;
 for (i=0; i<n; i++) setnilvalue(&f->k[i]);
 for (i=0; i<n; i++)
 {
  TValue* o=&f->k[i];
  int t=LoadChar(S);
  switch (t)
  {
   case LUA_TNIL:
   	setnilvalue(o);
	break;
   case LUA_TBOOLEAN:
   	setbvalue(o,LoadChar(S)!=0);
	break;
   case LUA_TNUMBER:
	setnvalue(o,LoadNumber(S));
	break;
   case LUA_TSTRING:
	setsvalue2n(S->L,o,LoadString(S));
	break;
   default:
	error(S,"bad constant");
	break;
  }
 }
 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,f->source);
}

static void LoadDebug(LoadState* S, Proto* f)
{
 int i,n;
 n=LoadInt(S);
 f->lineinfo=luaM_newvector(S->L,n,int);
 f->sizelineinfo=n;
 LoadVector(S,f->lineinfo,n,sizeof(int));
 n=LoadInt(S);
 f->locvars=luaM_newvector(S->L,n,LocVar);
 f->sizelocvars=n;
 for (i=0; i<n; i++) f->locvars[i].varname=NULL;
 for (i=0; i<n; i++)
 {
  f->locvars[i].varname=LoadString(S);
  f->locvars[i].startpc=LoadInt(S);
  f->locvars[i].endpc=LoadInt(S);
 }
 n=LoadInt(S);
 f->upvalues=luaM_newvector(S->L,n,TString*);
 f->sizeupvalues=n;
 for (i=0; i<n; i++) f->upvalues[i]=NULL;
 for (i=0; i<n; i++) f->upvalues[i]=LoadString(S);
}

static Proto* LoadFunction(LoadState* S, TString* p)
{
 Proto* f;
 if (++S->L->nCcalls > LUAI_MAXCCALLS) error(S,"code too deep");
 f=luaF_newproto(S->L);