stdio-common/tst-popen3.c

   1 /* Check if popen return a correct error code if the default shell does not
   2    exists (BZ#29016).
   3
   4    Copyright (C) 2022 Free Software Foundation, Inc.
   5    This file is part of the GNU C Library.
   6
   7    The GNU C Library is free software; you can redistribute it and/or
   8    modify it under the terms of the GNU Lesser General Public
   9    License as published by the Free Software Foundation; either
  10    version 2.1 of the License, or (at your option) any later version.
  11
  12    The GNU C Library is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15    Lesser General Public License for more details.
  16
  17    You should have received a copy of the GNU Lesser General Public
  18    License along with the GNU C Library; if not, see
  19    <https://www.gnu.org/licenses/>.  */
  20
  21 #include <paths.h>
  22 #include <stdio.h>
  23 #include <errno.h>
  24 #include <support/check.h>
  25 #include <support/xunistd.h>
  26
  27 int
  28 do_test (void)
  29 {
  30   xunlink (_PATH_BSHELL);
  31
  32   FILE *f = popen ("/non-existent", "r");
  33   TEST_VERIFY (f == NULL);
  34   TEST_COMPARE (errno, ENOENT);
  35   return 0;
  36 }
  37
  38 #include <support/test-driver.c>