-#include <stdlib.h>
+#include "stdio_impl.h"
+#include "intscan.h"
+#include "shgetc.h"
#include <inttypes.h>
-#include <errno.h>
#include <limits.h>
+#include <ctype.h>
-long strtol(const char *s, char **p, int base)
+static unsigned long long strtox(const char *s, char **p, int base, unsigned long long lim)
{
- intmax_t x = strtoimax(s, p, base);
- if (x > LONG_MAX) {
- errno = ERANGE;
- return LONG_MAX;
- } else if (x < LONG_MIN) {
- errno = ERANGE;
- return LONG_MIN;
+ FILE f;
+ sh_fromstring(&f, s);
+ shlim(&f, 0);
+ unsigned long long y = __intscan(&f, base, 1, lim);
+ if (p) {
+ size_t cnt = shcnt(&f);
+ *p = (char *)s + cnt;
}
- return x;
+ return y;
}
+
+unsigned long long strtoull(const char *restrict s, char **restrict p, int base)
+{
+ return strtox(s, p, base, ULLONG_MAX);
+}
+
+long long strtoll(const char *restrict s, char **restrict p, int base)
+{
+ return strtox(s, p, base, LLONG_MIN);
+}
+
+unsigned long strtoul(const char *restrict s, char **restrict p, int base)
+{
+ return strtox(s, p, base, ULONG_MAX);
+}
+
+long strtol(const char *restrict s, char **restrict p, int base)
+{
+ return strtox(s, p, base, 0UL+LONG_MIN);
+}
+
+intmax_t strtoimax(const char *restrict s, char **restrict p, int base)
+{
+ return strtoll(s, p, base);
+}
+
+uintmax_t strtoumax(const char *restrict s, char **restrict p, int base)
+{
+ return strtoull(s, p, base);
+}
+
+weak_alias(strtol, __strtol_internal);
+weak_alias(strtoul, __strtoul_internal);
+weak_alias(strtoll, __strtoll_internal);
+weak_alias(strtoull, __strtoull_internal);
+weak_alias(strtoimax, __strtoimax_internal);
+weak_alias(strtoumax, __strtoumax_internal);