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lua disable bytecode dump & undump functions

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Adds a flag to remove the ability to dump and load lua bytecode

saves 6+kb

Change-Id: I080323df7f03f752e0a10928e22a7ce3190a9633
This commit is contained in:
William Wilgus 2019-07-18 14:50:38 -05:00
parent d5908f520e
commit 8bd992c503
4 changed files with 33 additions and 5 deletions
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13
apps/plugins/lua/ldump.c
View file

@ -15,6 +15,8 @@
#include "lstate.h"
#include "lundump.h"
#ifndef LUA_DISABLE_BYTECODE
typedef struct {
lua_State* L;
lua_Writer writer;
@ -162,3 +164,14 @@ int luaU_dump (lua_State* L, const Proto* f, lua_Writer w, void* data, int strip
DumpFunction(f,NULL,&D);
return D.status;
}
#else /* LUA_DISABLE_BYTECODE */
#include "lauxlib.h"
int luaU_dump (lua_State* L, const Proto* f, lua_Writer w, void* data, int strip)
{
(void) f;
(void) w;
(void) data;
(void) strip;
return luaL_error(L, " bytecode not supported");
}
#endif

4
apps/plugins/lua/luaconf.h
View file

@ -797,7 +797,7 @@ extern long rb_pow(long, long);
#undef LUA_COMPAT_GFIND
#undef LUA_COMPAT_OPENLIB
/* Resize heap allocated buffers */
/* Resize [STACK] allocated buffers */
#undef LUAI_MAXVARS /*200*/
#define LUAI_MAXVARS 100
@ -811,6 +811,6 @@ extern long rb_pow(long, long);
#include "rockconf.h"
/*else*/
#define LUAC_TRUST_BINARIES
#define LUA_DISABLE_BYTECODE
#endif

13
apps/plugins/lua/lundump.c
View file

@ -20,6 +20,8 @@
#include "lundump.h"
#include "lzio.h"
#ifndef LUA_DISABLE_BYTECODE
typedef struct {
lua_State* L;
ZIO* Z;
@ -225,3 +227,14 @@ void luaU_header (char* h)
*h++=(char)sizeof(lua_Number);
*h++=(char)(((lua_Number)0.5)==0); /* is lua_Number integral? */
}
#else /* LUA_DISABLE_BYTECODE */
#include "lauxlib.h"
Proto* luaU_undump (lua_State* L, ZIO* Z, Mbuffer* buff, const char* name)
{
(void) Z;
(void) buff;
luaL_error(L, LUA_QL("%s") " bytecode not supported", name);
return NULL;
}
#endif

8
apps/plugins/lua/lundump.h
View file

@ -13,12 +13,13 @@
/* load one chunk; from lundump.c */
LUAI_FUNC Proto* luaU_undump (lua_State* L, ZIO* Z, Mbuffer* buff, const char* name);
/* make header; from lundump.c */
LUAI_FUNC void luaU_header (char* h);
/* dump one chunk; from ldump.c */
LUAI_FUNC int luaU_dump (lua_State* L, const Proto* f, lua_Writer w, void* data, int strip);
#ifndef LUA_DISABLE_BYTECODE
/* make header; from lundump.c */
LUAI_FUNC void luaU_header (char* h);
#ifdef luac_c
/* print one chunk; from print.c */
LUAI_FUNC void luaU_print (const Proto* f, int full);
@ -33,4 +34,5 @@ LUAI_FUNC void luaU_print (const Proto* f, int full);
/* size of header of binary files */
#define LUAC_HEADERSIZE 12
#endif /* LUA_DISABLE_BYTECODE */
#endif