diff options
author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
---|---|---|
committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
tree | 65ca85f13617aee1dce474596800950f266a456c /tests/tcg/cris/check_mmap1.c | |
download | qemu-3f2546b2ef55b661fd8dd69682b38992225e86f6.tar.gz qemu-3f2546b2ef55b661fd8dd69682b38992225e86f6.tar.bz2 qemu-3f2546b2ef55b661fd8dd69682b38992225e86f6.zip |
Diffstat (limited to 'tests/tcg/cris/check_mmap1.c')
-rw-r--r-- | tests/tcg/cris/check_mmap1.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/tests/tcg/cris/check_mmap1.c b/tests/tcg/cris/check_mmap1.c new file mode 100644 index 00000000..b803f0c4 --- /dev/null +++ b/tests/tcg/cris/check_mmap1.c @@ -0,0 +1,48 @@ +/* +#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--; + + a = mmap (NULL, size, PROT_READ, MAP_PRIVATE, fd, 0); + + if (memmem (a, size, str, strlen (str) + 1) == NULL) + abort (); + + printf ("pass\n"); + exit (0); +} |