| 1 | #define _GNU_SOURCE |
| 2 | #include "stdio_impl.h" |
| 3 | #include <string.h> |
| 4 | |
| 5 | char *fgetln(FILE *f, size_t *plen) |
| 6 | { |
| 7 | char *ret = 0, *z; |
| 8 | ssize_t l; |
| 9 | FLOCK(f); |
| 10 | ungetc(getc_unlocked(f), f); |
| 11 | if (f->rend && (z=memchr(f->rpos, '\n', f->rend - f->rpos))) { |
| 12 | ret = (char *)f->rpos; |
| 13 | *plen = ++z - ret; |
| 14 | f->rpos = (void *)z; |
| 15 | } else if ((l = getline(&f->getln_buf, (size_t[]){0}, f)) > 0) { |
| 16 | *plen = l; |
| 17 | ret = f->getln_buf; |
| 18 | } |
| 19 | FUNLOCK(f); |
| 20 | return ret; |
| 21 | } |