wmix/include/common.h

   1 /* WMix 3.0 -- a mixer using the OSS mixer API.
   2  * Copyright (C) 2000, 2001
   3  *      Daniel Richard G. <skunk@mit.edu>,
   4  *      timecop <timecop@japan.co.jp>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  */
  20
  21 typedef unsigned int bool;
  22
  23 #define false 0
  24 #define true (!false)
  25
  26 #define NULL_CURSOR 1
  27 #define NORMAL_CURSOR 2
  28 #define HAND_CURSOR 3
  29 #define BAR_CURSOR 4
  30
  31 #define MIN(a, b) (((a) < (b)) ? (a) : (b))
  32 #define MAX(a, b) (((a) > (b)) ? (a) : (b))
  33 #define CLAMP(x, low, high) (((x) > (high)) ? (high) : (((x) < (low)) ? (low) : (x)))
  34
  35 #define MAX_DOUBLE_CLICK_TIME 0.5
  36
  37 /*
  38  * Get the number of element in a static array
  39  *
  40  * Do not use on an allocated array, it will not work
  41  */
  42 #define lengthof(arr)  \
  43         ((ssize_t)(sizeof( arr ) / sizeof( arr[0] )))