MinMaxMacros.h

/*
 * Diff Match and Patch
 *
 * Copyright 2010 geheimwerk.de.
 * http://code.google.com/p/google-diff-match-patch/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Author: fraser@google.com (Neil Fraser)
 * ObjC port: jan@geheimwerk.de (Jan Weiß)
 */

#if !defined(MIN)
  #define MIN(A,B) \
    ({__typeof__(A) a = (A); \
      __typeof__(B) b = (B); \
      (a < b) ? a : b; })
#endif

#if !defined(MAX)
  #define MAX(A,B) \
    ({__typeof__(A) a = (A); \
      __typeof__(B) b = (B); \
      (a > b) ? a : b; })
#endif

#if !defined(ABS)
  #define ABS(A) \
    ({__typeof__(A) a = (A); \
      (a > 0) ? a : -a; })
#endif