elf/tst-dlopenrpath.c

   1 /* Copyright (C) 2004 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include <dlfcn.h>
  21 #include <errno.h>
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <unistd.h>
  25 #include <sys/stat.h>
  26
  27
  28 extern int foo (void);
  29
  30 static const char testsubdir[] = PFX "test-subdir";
  31
  32
  33 static int
  34 do_test (void)
  35 {
  36   struct stat64 st;
  37   int result = 1;
  38
  39   if (mkdir (testsubdir, 0777) != 0
  40       && (errno != EEXIST
  41           || stat64 (testsubdir, &st) != 0
  42           || !S_ISDIR (st.st_mode)))
  43     {
  44       printf ("cannot create directory %s\n", testsubdir);
  45       return 1;
  46     }
  47
  48   if (system ("cp " PFX "firstobj.so " PFX "test-subdir/in-subdir.so") != 0)
  49     {
  50       puts ("cannot copy DSO");
  51       return 1;
  52     }
  53
  54   void *p = dlopen ("in-subdir.so", RTLD_LAZY|RTLD_LOCAL);
  55   if (p != NULL)
  56     {
  57       puts ("succeeded in opening in-subdir.so from do_test");
  58       dlclose (p);
  59       goto out;
  60     }
  61
  62   result = foo ();
  63
  64  out:
  65   unlink (PFX "test-subdir/in-subdir.so");
  66   rmdir (testsubdir);
  67
  68   return result;
  69 }
  70
  71 #define TEST_FUNCTION do_test ()
  72 #include "../test-skeleton.c"