reflow-oven-control-sw/stm-firmware/include/helper-macros/helper-macros.h

/* Reflow Oven Controller
 *
 * Copyright (C) 2020  Mario Hüttel <mario.huettel@gmx.net>
 *
 * This file is part of the Reflow Oven Controller Project.
 *
 * The reflow oven controller is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * GDSII-Converter is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with the reflow oven controller project.
 * If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef __HELPER_MACROS_H__
#define __HELPER_MACROS_H__

#include <stddef.h>

#define xstr(x) str(x)
#define str(x) #x

#define CONCATX(x,y) CONCAT(x,y)
#define CONCAT(x,y) x##y

#define COUNT_OF(x) ((sizeof(x)/sizeof(0[x])) / ((size_t)(!(sizeof(x) % sizeof(0[x])))))
#define wordsize_of(x) ((sizeof(x) / 4U) / ((sizeof(x) % 4U) ? 0U : 1U))

#define MIN(a,b) (((a) < (b)) ? (a) : (b))
#define MAX(a,b) (((a) > (b)) ? (a) : (b))

#define ABS(a) ((a) < 0 ? (-1*(a)) : (a))

#define is_power_of_two(num) ((num) && !((num) & ((num) - 1)))

#define IN_SECTION(sec) __attribute__((section(#sec)))

#endif /* __HELPER_MACROS_H__ */