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/* Check that --sysroot is applied to open(2).

#sim: --sysroot=@exedir@

   We assume, with EXE being the name of the executable:

   - The simulator executes with cwd the same directory where the executable

     is located (so argv[0] contains a plain filename without directory

     components).

   - There's no /EXE on the host file system.  */

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <errno.h>

int main (int argc, char *argv[])

{

  char *fnam = argv[0];

  FILE *f;

  if (argv[0][0] != '/')

    {

      fnam = malloc (strlen (argv[0]) + 2);

      if (fnam == NULL)

        abort ();

      strcpy (fnam, "/");

      strcat (fnam, argv[0]);

    }

  f = fopen (fnam, "rb");

  if (f == NULL)

    abort ();

  close (f);

  /* Cover another execution path.  */

  if (fopen ("/nonexistent", "rb") != NULL

      || errno != ENOENT)

    abort ();

  printf ("pass\n");

  return 0;

}