40 lines
800 B
C
40 lines
800 B
C
/*
|
|
* min.c -- a minimal Lua interpreter
|
|
* loads stdin only with minimal error handling.
|
|
* no interaction, and no standard library, only a "print" function.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
|
|
#include "lua.h"
|
|
#include "lauxlib.h"
|
|
|
|
static int print(lua_State *L)
|
|
{
|
|
int n=lua_gettop(L);
|
|
int i;
|
|
for (i=1; i<=n; i++)
|
|
{
|
|
if (i>1) printf("\t");
|
|
if (lua_isstring(L,i))
|
|
printf("%s",lua_tostring(L,i));
|
|
else if (lua_isnil(L,i))
|
|
printf("%s","nil");
|
|
else if (lua_isboolean(L,i))
|
|
printf("%s",lua_toboolean(L,i) ? "true" : "false");
|
|
else
|
|
printf("%s:%p",luaL_typename(L,i),lua_topointer(L,i));
|
|
}
|
|
printf("\n");
|
|
return 0;
|
|
}
|
|
|
|
int main(void)
|
|
{
|
|
lua_State *L=lua_open();
|
|
lua_register(L,"print",print);
|
|
if (luaL_dofile(L,NULL)!=0) fprintf(stderr,"%s\n",lua_tostring(L,-1));
|
|
lua_close(L);
|
|
return 0;
|
|
}
|