Function get_prompt

extlibs/lua/src/lua.c:420–426

** Returns the string to be used as a prompt by the interpreter. */

** Returns the string to be used as a prompt by the interpreter.
*/
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>"