| | 1 | /* classes: src_files |
| | 2 | * Copyright (C) 1995,1997,1998,2000,2001 Free Software Foundation, Inc. |
| | 3 | * |
| | 4 | * This program is free software; you can redistribute it and/or modify |
| | 5 | * it under the terms of the GNU General Public License as published by |
| | 6 | * the Free Software Foundation; either version 2, or (at your option) |
| | 7 | * any later version. |
| | 8 | * |
| | 9 | * This program is distributed in the hope that it will be useful, |
| | 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| | 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| | 12 | * GNU General Public License for more details. |
| | 13 | * |
| | 14 | * You should have received a copy of the GNU General Public License |
| | 15 | * along with this software; see the file COPYING. If not, write to |
| | 16 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
| | 17 | * Boston, MA 02111-1307 USA */ |
| | 18 | |
| | 19 | /* Software engineering face-lift by Greg J. Badros, 11-Dec-1999, |
| | 20 | gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */ |
| | 21 | |
| | 22 | |
| | 23 | \f |
| | 24 | |
| | 25 | #include "libguile/_scm.h" |
| | 26 | #include "libguile/ports.h" |
| | 27 | #include "libguile/smob.h" |
| | 28 | |
| | 29 | #include "libguile/mallocs.h" |
| | 30 | |
| | 31 | #ifdef HAVE_MALLOC_H |
| | 32 | #include <malloc.h> |
| | 33 | #endif |
| | 34 | #ifdef HAVE_UNISTD_H |
| | 35 | #include <unistd.h> |
| | 36 | #endif |
| | 37 | |
| | 38 | |
| | 39 | \f |
| | 40 | scm_bits_t scm_tc16_malloc; |
| | 41 | |
| | 42 | |
| | 43 | static size_t |
| | 44 | malloc_free (SCM ptr) |
| | 45 | { |
| | 46 | if (SCM_MALLOCDATA (ptr)) |
| | 47 | free (SCM_MALLOCDATA (ptr)); |
| | 48 | return 0; |
| | 49 | } |
| | 50 | |
| | 51 | |
| | 52 | static int |
| | 53 | malloc_print (SCM exp, SCM port, scm_print_state *pstate) |
| | 54 | { |
| | 55 | scm_puts("#<malloc ", port); |
| | 56 | scm_intprint (SCM_CELL_WORD_1 (exp), 16, port); |
| | 57 | scm_putc('>', port); |
| | 58 | return 1; |
| | 59 | } |
| | 60 | |
| | 61 | \f |
| | 62 | SCM |
| | 63 | scm_malloc_obj (size_t n) |
| | 64 | { |
| | 65 | scm_bits_t mem = n ? (scm_bits_t) malloc (n) : 0; |
| | 66 | if (n && !mem) |
| | 67 | return SCM_BOOL_F; |
| | 68 | SCM_RETURN_NEWSMOB (scm_tc16_malloc, mem); |
| | 69 | } |
| | 70 | |
| | 71 | |
| | 72 | \f |
| | 73 | void |
| | 74 | scm_init_mallocs () |
| | 75 | { |
| | 76 | scm_tc16_malloc = scm_make_smob_type ("malloc", 0); |
| | 77 | scm_set_smob_free (scm_tc16_malloc, malloc_free); |
| | 78 | scm_set_smob_print (scm_tc16_malloc, malloc_print); |
| | 79 | } |
| | 80 | |
| | 81 | /* |
| | 82 | Local Variables: |
| | 83 | c-file-style: "gnu" |
| | 84 | End: |
| | 85 | */ |
HCoop / bpt / guile.git / blame_incremental