Function get_prompt

third-party/lua-5.2.4/src/lua.c:235–241

static const char *get_prompt (lua_State *L, int firstline) {
  const char *p;
  lua_getglobal(L, firstline ? "_PROMPT" : "_PROMPT2");
  p = lua_tostring(L, -1);
  if (p == NULL) p = (firstline ? LUA_PROMPT : LUA_PROMPT2);
  return p;
}

/* mark in error messages for incomplete statements */
#define EOFMARK		"<eof>"