path: root/src/malloc/free.c

/**
 * slibc — Yet another C library
 * Copyright © 2015, 2016  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/>.
 */
#include <stdlib.h>
#include <slibc-alloc.h>



/**
 * Free a memory allocation.
 *  
 * As a slibc extension, `errno` is guaranteed not to be set.
 * 
 * @etymology  (Free) allocated memory.
 * 
 * @param  ptr  Pointer to the beginning of the memory allocation.
 *              The process may crash if it does not point to the
 *              beginning of a memory allocation on the heap.
 *              However, if it is `NULL`, nothing will happen.
 * 
 * @since  Always.
 */
void free(void* ptr)
{
  fast_free(ptr);
}