projects
/
oweals
/
musl.git
/ blob
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
history
|
raw
|
HEAD
add legacy sys/ttydefaults.h header
[oweals/musl.git]
/
src
/
stdio
/
fgetln.c
1
#include "stdio_impl.h"
2
#include <string.h>
3
4
char *fgetln(FILE *f, size_t *plen)
5
{
6
char *ret = 0, *z;
7
ssize_t l;
8
FLOCK(f);
9
ungetc(getc_unlocked(f), f);
10
if ((z=memchr(f->rpos, '\n', f->rend - f->rpos))) {
11
ret = (char *)f->rpos;
12
*plen = ++z - ret;
13
f->rpos = (void *)z;
14
} else if ((l = getline(&f->getln_buf, (size_t[]){0}, f)) > 0) {
15
*plen = l;
16
ret = f->getln_buf;
17
}
18
FUNLOCK(f);
19
return ret;
20
}