tools/nolibc: add limits for {u,}intmax_t, ulong and {u,}llong

They are useful for users and necessary for strtol() and friends.
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Acked-by: Willy Tarreau <w@1wt.eu>
Link: https://lore.kernel.org/r/20240425-nolibc-strtol-v1-1-bfeef7846902@weissschuh.net

tools/include/nolibc/stdint.h

@@ -96,6 +96,10 @@ typedef uint64_t          uintmax_t;
 #define UINT_FAST32_MAX  SIZE_MAX
 #define UINT_FAST64_MAX  UINT64_MAX
 
+#define INTMAX_MIN       INT64_MIN
+#define INTMAX_MAX       INT64_MAX
+#define UINTMAX_MAX      UINT64_MAX
+
 #ifndef INT_MIN
 #define INT_MIN          (-__INT_MAX__ - 1)
 #endif
@@ -110,4 +114,19 @@ typedef uint64_t          uintmax_t;
 #define LONG_MAX         __LONG_MAX__
 #endif
 
+#ifndef ULONG_MAX
+#define ULONG_MAX         ((unsigned long)(__LONG_MAX__) * 2 + 1)
+#endif
+
+#ifndef LLONG_MIN
+#define LLONG_MIN         (-__LONG_LONG_MAX__ - 1)
+#endif
+#ifndef LLONG_MAX
+#define LLONG_MAX         __LONG_LONG_MAX__
+#endif
+
+#ifndef ULLONG_MAX
+#define ULLONG_MAX         ((unsigned long long)(__LONG_LONG_MAX__) * 2 + 1)
+#endif
+
 #endif /* _NOLIBC_STDINT_H */