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