path: root/include/inttypes.h

/**
 * slibc — Yet another C library
 * Copyright © 2015  Mattias Andrée (maandree@member.fsf.org)
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef _STDLIB_H
#define _STDLIB_H
#include <slibc/version.h>
#include <slibc/features.h>


#include <stdint.h>



#define __NEED_intmax_t
#define __NEED_imaxdiv_t
#define __NEED_wchar_t

#include <bits/types.h>


/**
 * Perform an integer division and return
 * both the quotient and the remainder.
 * 
 * @param   numerator    The numerator.
 * @param   denominator  The denominator.
 * @return               The quotient in `.quot`, and
 *                       the remainder in `.rem`.
 */
imaxdiv_t imaxdiv(intmax_t, intmax_t)
  __GCC_ONLY(__attribute__((const)));

/**
 * Return the absolute value of an integer.
 * 
 * Be aware, if the value is `INTMAX_MIN` and
 * `-INTMAX_MAX != -INTMAX_MIN`, the result will
 * overflow, and `INTMAX_MIN` will (probably)
 * be returned.
 * 
 * @param   value  The integer.
 * @return         The absolute value of the integer.
 */
intmax_t imaxabs(intmax_t)
  __GCC_ONLY(__attribute__((const)));



#endif