guile/libguile/mallocs.c

/* Copyright 1995-1998,2000-2001,2006,2011,2014,2018
     Free Software Foundation, Inc.

   This file is part of Guile.

   Guile is free software: you can redistribute it and/or modify it
   under the terms of the GNU Lesser General Public License as published
   by the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   Guile 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 Lesser General Public
   License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with Guile.  If not, see
   <https://www.gnu.org/licenses/>.  */




#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#include <stdlib.h>
#include <unistd.h>

#include "ports.h"
#include "smob.h"

#include "mallocs.h"



scm_t_bits scm_tc16_malloc;



static int
malloc_print (SCM exp, SCM port, scm_print_state *pstate SCM_UNUSED)
{
  scm_puts ("#<malloc ", port);
  scm_uintprint (SCM_SMOB_DATA (exp), 16, port);
  scm_putc ('>', port);
  return 1;
}


SCM
scm_malloc_obj (size_t n)
{
  scm_t_bits mem = n ? (scm_t_bits) scm_gc_malloc (n, "malloc smob") : 0;
  if (n && !mem)
    return SCM_BOOL_F;
  SCM_RETURN_NEWSMOB (scm_tc16_malloc, mem);
}



void
scm_init_mallocs ()
{
  scm_tc16_malloc = scm_make_smob_type ("malloc", 0);
  scm_set_smob_print (scm_tc16_malloc, malloc_print);
}