1#include <stdlib.h>
 2#include "shgetc.h"
 3#include "floatscan.h"
 4#include "stdio_impl.h"
 5
 6static long double strtox(const char *s, char **p, int prec)
 7{
 8	FILE f;
 9	sh_fromstring(&f, s);
10	shlim(&f, 0);
11	long double y = __floatscan(&f, prec, 1);
12	off_t cnt = shcnt(&f);
13	if (p) *p = cnt ? (char *)s + cnt : (char *)s;
14	return y;
15}
16
17float strtof(const char *restrict s, char **restrict p)
18{
19	return strtox(s, p, 0);
20}
21
22double strtod(const char *restrict s, char **restrict p)
23{
24	return strtox(s, p, 1);
25}
26
27long double strtold(const char *restrict s, char **restrict p)
28{
29	return strtox(s, p, 2);
30}