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/* tolua
** Support code for Lua bindings.
** Written by Waldemar Celes
** TeCGraf/PUC-Rio
** Aug 2003
** $Id: tolua.c,v 1.4 2009/11/24 16:45:12 fabraham Exp $
*/
/* This code is free software; you can redistribute it and/or modify it.
** The software provided hereunder is on an "as is" basis, and
** the author has no obligation to provide maintenance, support, updates,
** enhancements, or modifications.
*/
#include "tolua.h"
#include "lua.h"
#include "lualib.h"
#include "lauxlib.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static void help (void)
{
fprintf(stderr,"\n"
"usage: tolua [options] input_file\n"
"\n"
"Command line options are:\n"
" -v : print version information.\n"
" -o file : set output file; default is stdout.\n"
" -H file : create include file.\n"
" -n name : set package name; default is input file root name.\n"
" -p : parse only.\n"
" -P : parse and print structure information (for debug).\n"
" -h : print this message.\n"
"Should the input file be omitted, stdin is assumed;\n"
"in that case, the package name must be explicitly set.\n\n"
);
}
static void version (void)
{
fprintf(stderr, "%s (written by W. Celes)\n",TOLUA_VERSION);
}
static void setfield (lua_State* L, int table, char* f, char* v)
{
lua_pushstring(L,f);
lua_pushstring(L,v);
lua_settable(L,table);
}
static void error (char* o)
{
fprintf(stderr,"tolua: unknown option '%s'\n",o);
help();
exit(1);
}
int main (int argc, char* argv[])
{
lua_State* L = luaL_newstate();
luaL_openlibs(L);
lua_pushstring(L,TOLUA_VERSION); lua_setglobal(L,"TOLUA_VERSION");
if (argc==1)
{
help();
return 0;
}
else
{
int i, t;
lua_newtable(L);
lua_pushvalue(L,-1);
lua_setglobal(L,"flags");
t = lua_gettop(L);
for (i=1; i<argc; ++i)
{
if (*argv[i] == '-')
{
switch (argv[i][1])
{
case 'v': version(); return 0;
case 'h': help(); return 0;
case 'p': setfield(L,t,"p",""); break;
case 'P': setfield(L,t,"P",""); break;
case 'o': setfield(L,t,"o",argv[++i]); break;
case 'n': setfield(L,t,"n",argv[++i]); break;
case 'H': setfield(L,t,"H",argv[++i]); break;
default: error(argv[i]); break;
}
}
else
{
setfield(L,t,"f",argv[i]);
break;
}
}
lua_pop(L,1);
}
#ifndef LUA_SOURCE
{
int tolua_tolua_open (lua_State* L);
tolua_tolua_open(L);
}
#else
{
char* p;
char path[BUFSIZ];
strcpy(path,argv[0]);
p = strrchr(path,'/');
if (p==NULL) p = strrchr(path,'\\');
p = (p==NULL) ? path : p+1;
sprintf(p,"%s","../src/bin/lua/");
lua_pushstring(L,path); lua_setglobal(L,"path");
strcat(path,"all.lua");
if (luaL_dofile(L,path)) {
printf("error loading all.lua: %s\n",lua_tostring(L,-1));
return 1;
}
}
#endif
return 0;
}
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