#include <stdlib.h>
+#include "shgetc.h"
#include "floatscan.h"
#include "stdio_impl.h"
-double strtod(const char *s, char **p)
+static long double strtox(const char *s, char **p, int prec)
{
FILE f = {
.buf = (void *)s, .rpos = (void *)s,
.rend = (void *)-1, .lock = -1
};
- off_t cnt;
- double y = __floatscan(&f, -1, 1, 1, &cnt);
- if (p) *p = (char *)s + cnt;
+ shlim(&f, 0);
+ long double y = __floatscan(&f, prec, 1);
+ off_t cnt = shcnt(&f);
+ if (p) *p = cnt ? (char *)s + cnt : (char *)s;
return y;
}
+
+float strtof(const char *restrict s, char **restrict p)
+{
+ return strtox(s, p, 0);
+}
+
+double strtod(const char *restrict s, char **restrict p)
+{
+ return strtox(s, p, 1);
+}
+
+long double strtold(const char *restrict s, char **restrict p)
+{
+ return strtox(s, p, 2);
+}