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109 lines
3.1 KiB
C
109 lines
3.1 KiB
C
/* classes: src_files
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* Copyright (C) 1995,1997,1998,2000,2001 Free Software Foundation, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA
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*
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* As a special exception, the Free Software Foundation gives permission
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* for additional uses of the text contained in its release of GUILE.
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*
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* The exception is that, if you link the GUILE library with other files
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* to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the GUILE library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the
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* Free Software Foundation under the name GUILE. If you copy
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* code from other Free Software Foundation releases into a copy of
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* GUILE, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for GUILE, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice. */
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/* Software engineering face-lift by Greg J. Badros, 11-Dec-1999,
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gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */
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#include "libguile/_scm.h"
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#include "libguile/ports.h"
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#include "libguile/smob.h"
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#include "libguile/mallocs.h"
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#ifdef HAVE_MALLOC_H
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#include <malloc.h>
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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scm_t_bits scm_tc16_malloc;
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static size_t
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malloc_free (SCM ptr)
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{
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if (SCM_MALLOCDATA (ptr))
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free (SCM_MALLOCDATA (ptr));
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return 0;
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}
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static int
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malloc_print (SCM exp, SCM port, scm_print_state *pstate SCM_UNUSED)
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{
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scm_puts("#<malloc ", port);
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scm_intprint (SCM_CELL_WORD_1 (exp), 16, port);
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scm_putc('>', port);
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return 1;
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}
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SCM
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scm_malloc_obj (size_t n)
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{
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scm_t_bits mem = n ? (scm_t_bits) malloc (n) : 0;
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if (n && !mem)
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return SCM_BOOL_F;
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SCM_RETURN_NEWSMOB (scm_tc16_malloc, mem);
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}
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void
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scm_init_mallocs ()
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{
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scm_tc16_malloc = scm_make_smob_type ("malloc", 0);
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scm_set_smob_free (scm_tc16_malloc, malloc_free);
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scm_set_smob_print (scm_tc16_malloc, malloc_print);
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}
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/*
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Local Variables:
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c-file-style: "gnu"
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End:
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*/
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