along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include <cctype>
-#include <iostream>
+#include <algorithm>
#include <sstream>
#include "misc.h"
#include "ucioption.h"
using std::string;
-using std::cout;
-using std::endl;
OptionsMap Options; // Global object
// Our case insensitive less() function as required by UCI protocol
-bool CaseInsensitiveLess::operator() (const string& s1, const string& s2) const {
-
- int c1, c2;
- size_t i = 0;
-
- while (i < s1.size() && i < s2.size())
- {
- c1 = tolower(s1[i]);
- c2 = tolower(s2[i++]);
+static bool ci_less(char c1, char c2) { return tolower(c1) < tolower(c2); }
- if (c1 != c2)
- return c1 < c2;
- }
- return s1.size() < s2.size();
+bool CaseInsensitiveLess::operator() (const string& s1, const string& s2) const {
+ return lexicographical_compare(s1.begin(), s1.end(), s2.begin(), s2.end(), ci_less);
}