1 files changed, 56 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/stdlib/strtol.c b/libc-top-half/musl/src/stdlib/strtol.c
new file mode 100644
index 0000000..bfefea6
--- /dev/null
+++ b/libc-top-half/musl/src/stdlib/strtol.c
@@ -0,0 +1,56 @@
+#include "stdio_impl.h"
+#include "intscan.h"
+#include "shgetc.h"
+#include <inttypes.h>
+#include <limits.h>
+#include <ctype.h>
+
+static unsigned long long strtox(const char *s, char **p, int base, unsigned long long lim)
+{
+	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 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);