diff options
Diffstat (limited to 'module/lua/ldump.c')
-rw-r--r-- | module/lua/ldump.c | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/module/lua/ldump.c b/module/lua/ldump.c deleted file mode 100644 index b448869ff..000000000 --- a/module/lua/ldump.c +++ /dev/null @@ -1,173 +0,0 @@ -/* BEGIN CSTYLED */ -/* -** $Id: ldump.c,v 2.17.1.1 2013/04/12 18:48:47 roberto Exp $ -** save precompiled Lua chunks -** See Copyright Notice in lua.h -*/ - -#define ldump_c -#define LUA_CORE - -#include <sys/lua/lua.h> - -#include "lobject.h" -#include "lstate.h" -#include "lundump.h" - -typedef struct { - lua_State* L; - lua_Writer writer; - void* data; - int strip; - int status; -} DumpState; - -#define DumpMem(b,n,size,D) DumpBlock(b,(n)*(size),D) -#define DumpVar(x,D) DumpMem(&x,1,sizeof(x),D) - -static void DumpBlock(const void* b, size_t size, DumpState* D) -{ - if (D->status==0) - { - lua_unlock(D->L); - D->status=(*D->writer)(D->L,b,size,D->data); - lua_lock(D->L); - } -} - -static void DumpChar(int y, DumpState* D) -{ - char x=(char)y; - DumpVar(x,D); -} - -static void DumpInt(int x, DumpState* D) -{ - DumpVar(x,D); -} - -static void DumpNumber(lua_Number x, DumpState* D) -{ - DumpVar(x,D); -} - -static void DumpVector(const void* b, int n, size_t size, DumpState* D) -{ - DumpInt(n,D); - DumpMem(b,n,size,D); -} - -static void DumpString(const TString* s, DumpState* D) -{ - if (s==NULL) - { - size_t size=0; - DumpVar(size,D); - } - else - { - size_t size=s->tsv.len+1; /* include trailing '\0' */ - DumpVar(size,D); - DumpBlock(getstr(s),size*sizeof(char),D); - } -} - -#define DumpCode(f,D) DumpVector(f->code,f->sizecode,sizeof(Instruction),D) - -static void DumpFunction(const Proto* f, DumpState* D); - -static void DumpConstants(const Proto* f, DumpState* D) -{ - int i,n=f->sizek; - DumpInt(n,D); - for (i=0; i<n; i++) - { - const TValue* o=&f->k[i]; - DumpChar(ttypenv(o),D); - switch (ttypenv(o)) - { - case LUA_TNIL: - break; - case LUA_TBOOLEAN: - DumpChar(bvalue(o),D); - break; - case LUA_TNUMBER: - DumpNumber(nvalue(o),D); - break; - case LUA_TSTRING: - DumpString(rawtsvalue(o),D); - break; - default: lua_assert(0); - } - } - n=f->sizep; - DumpInt(n,D); - for (i=0; i<n; i++) DumpFunction(f->p[i],D); -} - -static void DumpUpvalues(const Proto* f, DumpState* D) -{ - int i,n=f->sizeupvalues; - DumpInt(n,D); - for (i=0; i<n; i++) - { - DumpChar(f->upvalues[i].instack,D); - DumpChar(f->upvalues[i].idx,D); - } -} - -static void DumpDebug(const Proto* f, DumpState* D) -{ - int i,n; - DumpString((D->strip) ? NULL : f->source,D); - n= (D->strip) ? 0 : f->sizelineinfo; - DumpVector(f->lineinfo,n,sizeof(int),D); - n= (D->strip) ? 0 : f->sizelocvars; - DumpInt(n,D); - for (i=0; i<n; i++) - { - DumpString(f->locvars[i].varname,D); - DumpInt(f->locvars[i].startpc,D); - DumpInt(f->locvars[i].endpc,D); - } - n= (D->strip) ? 0 : f->sizeupvalues; - DumpInt(n,D); - for (i=0; i<n; i++) DumpString(f->upvalues[i].name,D); -} - -static void DumpFunction(const Proto* f, DumpState* D) -{ - DumpInt(f->linedefined,D); - DumpInt(f->lastlinedefined,D); - DumpChar(f->numparams,D); - DumpChar(f->is_vararg,D); - DumpChar(f->maxstacksize,D); - DumpCode(f,D); - DumpConstants(f,D); - DumpUpvalues(f,D); - DumpDebug(f,D); -} - -static void DumpHeader(DumpState* D) -{ - lu_byte h[LUAC_HEADERSIZE]; - luaU_header(h); - DumpBlock(h,LUAC_HEADERSIZE,D); -} - -/* -** dump Lua function as precompiled chunk -*/ -int luaU_dump (lua_State* L, const Proto* f, lua_Writer w, void* data, int strip) -{ - DumpState D; - D.L=L; - D.writer=w; - D.data=data; - D.strip=strip; - D.status=0; - DumpHeader(&D); - DumpFunction(f,&D); - return D.status; -} -/* END CSTYLED */ |