pwd/tst-getpw.c

   1 /* Copyright (C) 1999-2014 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #include <pwd.h>
  19
  20 static void
  21 check (uid_t uid)
  22 {
  23   char buf[1024];
  24
  25   (void) getpw (uid, buf);
  26 }
  27
  28 int
  29 main (void)
  30 {
  31   uid_t uid;
  32
  33   /* Just call it a different number of times the range should be
  34      large enough to find some existing and some non existing uids.  */
  35
  36   for (uid = 0; uid < 2000; ++uid)
  37     check (uid);
  38
  39   return 0;
  40 }