2 * Sherlock Library -- Mapping of Files
4 * (c) 1999--2002 Martin Mares <mj@ucw.cz>
16 mmap_file(byte *name, unsigned *len, int writeable)
18 int fd = open(name, writeable ? O_RDWR : O_RDONLY);
23 die("open(%s): %m", name);
24 if (fstat(fd, &st) < 0)
25 die("fstat(%s): %m", name);
30 x = mmap(NULL, st.st_size, writeable ? (PROT_READ | PROT_WRITE) : PROT_READ, MAP_SHARED, fd, 0);
32 die("mmap(%s): %m", name);
34 else /* For empty file, we can return any non-zero address */
41 munmap_file(void *start, unsigned len)