#define _GNU_SOURCE | |
#include "stdio_impl.h" | |
#include <string.h> | |
char* fgetln(FILE* f, size_t* plen) { | |
char *ret = 0, *z; | |
ssize_t l; | |
FLOCK(f); | |
ungetc(getc_unlocked(f), f); | |
if ((z = memchr(f->rpos, '\n', f->rend - f->rpos))) { | |
ret = (char*)f->rpos; | |
*plen = ++z - ret; | |
f->rpos = (void*)z; | |
} else if ((l = getline(&f->getln_buf, (size_t[]){}, f)) > 0) { | |
*plen = l; | |
ret = f->getln_buf; | |
} | |
FUNLOCK(f); | |
return ret; | |
} |