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Annotation of qemu/tests/cris/check_mmap3.c, revision 1.1.1.1

1.1       root        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 <unistd.h>
                     12: #include <sys/mman.h>
                     13: 
                     14: int main (int argc, char *argv[])
                     15: {
                     16:   volatile unsigned char *a;
                     17: 
                     18:   /* Check that we can map a non-multiple of a page and still get a full page.  */
                     19:   a = mmap (NULL, 0x4c, PROT_READ | PROT_WRITE | PROT_EXEC,
                     20:            MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
                     21:   if (a == NULL || a == (unsigned char *) -1)
                     22:     abort ();
                     23: 
                     24:   a[0] = 0xbe;
                     25:   a[8191] = 0xef;
                     26:   memset ((char *) a + 1, 0, 8190);
                     27: 
                     28:   if (a[0] != 0xbe || a[8191] != 0xef)
                     29:     abort ();
                     30: 
                     31:   printf ("pass\n");
                     32:   exit (0);
                     33: }

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