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keep chunk's headers compatible at least up to LUAC_VERSION (to be

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able to detect correctly version mismatches)
This commit is contained in:
Roberto Ierusalimschy
2014-03-11 15:05:46 -03:00
parent 68f4ccdd00
commit e976384213
2 changed files with 13 additions and 10 deletions
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8
ldump.c
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@@ -1,5 +1,5 @@
/*
** $Id: ldump.c,v 2.24 2014/03/01 15:18:44 roberto Exp roberto $
** $Id: ldump.c,v 2.25 2014/03/10 17:56:32 roberto Exp roberto $
** save precompiled Lua chunks
** See Copyright Notice in lua.h
*/
@@ -160,11 +160,13 @@ static void DumpFunction (const Proto *f, DumpState *D) {
}
#define DumpLiteral(s,D) DumpBlock(s, sizeof(s) - sizeof(char), D)
static void DumpHeader (DumpState *D) {
DumpBlock(LUA_SIGNATURE, sizeof(LUA_SIGNATURE), D);
DumpBlock(LUAC_DATA, sizeof(LUAC_DATA), D);
DumpLiteral(LUA_SIGNATURE, D);
DumpByte(LUAC_VERSION, D);
DumpByte(LUAC_FORMAT, D);
DumpLiteral(LUAC_DATA, D);
DumpByte(sizeof(int), D);
DumpByte(sizeof(size_t), D);
DumpByte(sizeof(Instruction), D);