===================================================================
@@ -147,7 +147,7 @@ find_opt (const char *input, unsigned int lang_mas
return match_wrong_lang;
}
-/* If ARG is a non-negative integer made up solely of digits, return its
+/* If ARG is a non-negative decimal or hexadecimal integer, return its
value, otherwise return -1. */
int
@@ -161,6 +161,17 @@ integral_argument (const char *arg)
if (*p == '\0')
return atoi (arg);
+ /* It wasn't a decimal number - try hexadecimal. */
+ if (arg[0] == '0' && (arg[1] == 'x' || arg[1] == 'X'))
+ {
+ p = arg + 2;
+ while (*p && ISXDIGIT (*p))
+ p++;
+
+ if (p != arg + 2 && *p == '\0')
+ return strtol (arg, NULL, 16);
+ }
+
return -1;
}