1 /* Mmaps a 128 kB file "sorts" the bytes in it, using quick sort,
2 a multi-pass divide and conquer algorithm. */
7 #include "tests/main.h"
8 #include "tests/vm/qsort.h"
10 const char *test_name = "child-qsort-mm";
13 main (int argc UNUSED, char *argv[])
16 unsigned char *p = (unsigned char *) 0x10000000;
20 CHECK ((handle = open (argv[1])) > 1, "open \"%s\"", argv[1]);
21 CHECK (mmap (handle, p) != MAP_FAILED, "mmap \"%s\"", argv[1]);
22 qsort_bytes (p, 1024 * 128);