[thirdparty/binutils-gdb.git] / sim / testsuite / sim / cris / c / mmap1.c

/*
#notarget: cris*-*-elf
*/

#define _GNU_SOURCE
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/mman.h>

int main (int argc, char *argv[])
{
  int fd = open (argv[0], O_RDONLY);
  struct stat sb;
  int size;
  void *a;
  const char *str = "a string you'll only find in the program";

  if (fd == -1)
    {
      perror ("open");
      abort ();
    }

  if (fstat (fd, &sb) < 0)
    {
      perror ("fstat");
      abort ();
    }

  size = sb.st_size;

  /* We want to test mmapping a size that isn't exactly a page.  */
  if ((size & 8191) == 0)
    size--;

#ifndef MMAP_FLAGS
#define MMAP_FLAGS MAP_PRIVATE
#endif

  a = mmap (NULL, size, PROT_READ, MMAP_FLAGS, fd, 0);

  if (memmem (a, size, str, strlen (str) + 1) == NULL)
    abort ();

  printf ("pass\n");
  exit (0);
}
Commit	Line	Data
5e1f6430 HPN	1	/*
	2	#notarget: cris--elf
	3	*/
	4
	5	#define _GNU_SOURCE
	6	#include <string.h>
	7	#include <stdlib.h>
	8	#include <stdio.h>
	9	#include <sys/types.h>
	10	#include <sys/stat.h>
	11	#include <fcntl.h>
	12	#include <unistd.h>
	13	#include <sys/mman.h>
	14
	15	int main (int argc, char *argv[])
	16	{
	17	int fd = open (argv[0], O_RDONLY);
	18	struct stat sb;
	19	int size;
	20	void *a;
	21	const char *str = "a string you'll only find in the program";
	22
	23	if (fd == -1)
	24	{
	25	perror ("open");
	26	abort ();
	27	}
	28
	29	if (fstat (fd, &sb) < 0)
	30	{
	31	perror ("fstat");
	32	abort ();
	33	}
	34
	35	size = sb.st_size;
	36
	37	/* We want to test mmapping a size that isn't exactly a page. */
	38	if ((size & 8191) == 0)
	39	size--;
	40
91aabc8d HPN	41	#ifndef MMAP_FLAGS
	42	#define MMAP_FLAGS MAP_PRIVATE
	43	#endif
	44
	45	a = mmap (NULL, size, PROT_READ, MMAP_FLAGS, fd, 0);
5e1f6430 HPN	46
	47	if (memmem (a, size, str, strlen (str) + 1) == NULL)
	48	abort ();
	49
	50	printf ("pass\n");
	51	exit (0);
	52	}