support/links-dso-program-c.c

   1 #include <stdio.h>
   2
   3 /* makedb needs selinux dso's.  */
   4 #ifdef HAVE_SELINUX
   5 # include <selinux/selinux.h>
   6 #endif
   7
   8 /* The purpose of this file is to indicate to the build system which
   9    shared objects need to be copied into the testroot, such as gcc or
  10    selinux support libraries.  This program is never executed, only
  11    scanned for dependencies on shared objects, so the code below may
  12    seem weird - it's written to survive gcc optimization and force
  13    such dependencies.
  14 */
  15
  16 int
  17 main (int argc, char **argv)
  18 {
  19   /* Complexity to keep gcc from optimizing this away.  */
  20   printf ("This is a test %s.\n", argc > 1 ? argv[1] : "null");
  21 #ifdef HAVE_SELINUX
  22   /* This exists to force libselinux.so to be required.  */
  23   printf ("selinux %d\n", is_selinux_enabled ());
  24 #endif
  25   return 0;
  26 }