testcases/open_posix_testsuite/conformance/interfaces/munmap/8-1.c

/*
 * Copyright (c) 2002, Intel Corporation. All rights reserved.
 * This file is licensed under the GPL license.  For the full content
 * of this license, see the COPYING file at the top level of this
 * source tree.
 *
 * The munmap() function shall fail if:
 * [EINVAL] Addresses in the range [addr,addr+len)
 * are outside the valid range for the
 * address space of a process.
 *
 */

#define _XOPEN_SOURCE 600

#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <fcntl.h>
#include <string.h>
#include <errno.h>
#include "posixtest.h"

#define TNAME "munmap/8-1.c"

int main()
{
  int rc;
  void *pa;

  /* -1 should be an invalid address */
  pa = (void*)-1;
  rc = munmap(pa, 1);
  if (rc == -1 && errno == EINVAL)
  {
  	printf ("Got EINVAL\n");
  	printf ("Test PASSED\n");
  	exit(PTS_PASS);
  }
  else
  {
    printf ("Test FAILED: Expect EINVAL but get: %s\n", strerror(errno));
    return PTS_FAIL;
  }
}