libio/tst-getdelim.c

   1 /* Check that getdelim sets error indicator on error (BZ #29917)
   2
   3    Copyright (C) 2023 Free Software Foundation, Inc.
   4    This file is part of the GNU C Library.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <https://www.gnu.org/licenses/>.  */
  19
  20 #include <stdio.h>
  21 #include <errno.h>
  22
  23 #include <support/check.h>
  24
  25 static int
  26 do_test (void)
  27 {
  28   clearerr (stdin);
  29   TEST_VERIFY (getdelim (0, 0, '\n', stdin) == -1);
  30   TEST_VERIFY (ferror (stdin) != 0);
  31   TEST_VERIFY (errno == EINVAL);
  32
  33   return 0;
  34 }
  35
  36 #include <support/test-driver.c>