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glibc  2.9
tst-clone.c
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00001 /* Test for proper error/errno handling in clone.
00002    Copyright (C) 2006 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 /* BZ #2386 */
00021 #include <errno.h>
00022 #include <stdio.h>
00023 #include <stdlib.h>
00024 #include <unistd.h>
00025 #include <sched.h>
00026 
00027 int child_fn(void *arg)
00028 {
00029   puts ("FAIL: in child_fn(); should not be here");
00030   exit(1);
00031 }
00032 
00033 static int
00034 do_test (void)
00035 {
00036   int result;
00037 
00038 #ifdef __ia64__
00039   result = __clone2(child_fn, NULL, 0, 0, NULL, NULL, NULL);
00040 #else
00041   result = clone(child_fn, NULL, (int) NULL, NULL);
00042 #endif
00043 
00044   if (errno != EINVAL || result != -1)
00045     {
00046       printf ("FAIL: clone()=%d (wanted -1) errno=%d (wanted %d)\n",
00047               result, errno, EINVAL);
00048       return 1;
00049     }
00050 
00051   puts ("All OK");
00052   return 0;
00053 }
00054 
00055 #define TEST_FUNCTION do_test ()
00056 #include "../test-skeleton.c"