/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-â
âvi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8                                :viâ
ââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââ¡
â Copyright 2023 Justine Alexandra Roberts Tunney                              â
â                                                                              â
â Permission to use, copy, modify, and/or distribute this software for         â
â any purpose with or without fee is hereby granted, provided that the         â
â above copyright notice and this permission notice appear in all copies.      â
â                                                                              â
â THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL                â
â WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED                â
â WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE             â
â AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL         â
â DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR        â
â PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER               â
â TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             â
â PERFORMANCE OF THIS SOFTWARE.                                                â
ââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââ*/
#include "libc/mem/hook.internal.h"
#include "libc/mem/mem.h"
#include "third_party/dlmalloc/dlmalloc.h"

void *(*hook_malloc)(size_t) = dlmalloc;

/**
 * Allocates uninitialized memory.
 *
 * Returns a pointer to a newly allocated chunk of at least n bytes, or
 * null if no space is available, in which case errno is set to ENOMEM
 * on ANSI C systems.
 *
 * If n is zero, malloc returns a minimum-sized chunk. (The minimum size
 * is 32 bytes on 64bit systems.) Note that size_t is an unsigned type,
 * so calls with arguments that would be negative if signed are
 * interpreted as requests for huge amounts of space, which will often
 * fail. The maximum supported value of n differs across systems, but is
 * in all cases less than the maximum representable value of a size_t.
 *
 * @param rdi is number of bytes needed, coerced to 1+
 * @return new memory, or NULL w/ errno
 * @threadsafe
 */
void *malloc(size_t n) {
  return hook_malloc(n);
}
