int64_t rv;
char *out, *err;
char *buf;
- int len;
- NEED_ROOT (-1);
- ABS_PATH (path, -1);
+ NEED_ROOT (return -1);
+ ABS_PATH (path, return -1);
/* Make the path relative to /sysroot. */
- len = strlen (path) + 9;
- buf = malloc (len);
+ buf = sysroot_path (path);
if (!buf) {
reply_with_perror ("malloc");
return -1;
}
- snprintf (buf, len, "/sysroot%s", path);
r = command (&out, &err, "du", "-s", buf, NULL);
free (buf);