1  /*
       2   * SPDX-License-Identifier: GPL-2.0-or-later
       3   *
       4   * test_tiocsti - test security of TIOCSTI
       5   *
       6   * Written by Federico Bento <up201407890@alunos.dcc.fc.up.pt>
       7   */
       8  
       9  #include <stdlib.h>
      10  #include <sys/ioctl.h>
      11  
      12  int main(void)
      13  {
      14  	int rc = 0;
      15  	char *cmd = "id -u -n\n";
      16  
      17  	while(*cmd)
      18  		rc += ioctl(0, TIOCSTI, cmd++);
      19  
      20  	exit(rc ? EXIT_FAILURE : EXIT_SUCCESS);
      21  }