Function newprefile

3rd/lua-5.4.3/src/liolib.c:201–206

** When creating file handles, always creates a 'closed' file handle ** before opening the actual file; so, if there is a memory error, the ** handle is in a consistent state. */

** handle is in a consistent state.
*/
static LStream *newprefile (lua_State *L) {
  LStream *p = (LStream *)lua_newuserdatauv(L, sizeof(LStream), 0);
  p->closef = NULL;  /* mark file handle as 'closed' */
  luaL_setmetatable(L, LUA_FILEHANDLE);
  return p;
}


/*