-#define XDL_GUESS_NLINES 256
-
-
-
long xdl_bogosqrt(long n) {
long i;
}
-void *xdl_mmfile_next(mmfile_t *mmf, long *size)
-{
- return NULL;
-}
-
-
long xdl_mmfile_size(mmfile_t *mmf)
{
return mmf->size;
}
-long xdl_guess_lines(mmfile_t *mf) {
+long xdl_guess_lines(mmfile_t *mf, long sample) {
long nl = 0, size, tsize = 0;
char const *data, *cur, *top;
if ((cur = data = xdl_mmfile_first(mf, &size)) != NULL) {
- for (top = data + size; nl < XDL_GUESS_NLINES;) {
- if (cur >= top) {
- tsize += (long) (cur - data);
- if (!(cur = data = xdl_mmfile_next(mf, &size)))
- break;
- top = data + size;
- }
+ for (top = data + size; nl < sample && cur < top; ) {
nl++;
if (!(cur = memchr(cur, '\n', top - cur)))
cur = top;