| 1 | /* classes: h_files */ |
| 2 | |
| 3 | #ifndef SCM_VECTORS_H |
| 4 | #define SCM_VECTORS_H |
| 5 | |
| 6 | /* Copyright (C) 1995,1996,1998,2000,2001, 2002 Free Software Foundation, Inc. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2, or (at your option) |
| 11 | * any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this software; see the file COPYING. If not, write to |
| 20 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
| 21 | * Boston, MA 02111-1307 USA |
| 22 | * |
| 23 | * As a special exception, the Free Software Foundation gives permission |
| 24 | * for additional uses of the text contained in its release of GUILE. |
| 25 | * |
| 26 | * The exception is that, if you link the GUILE library with other files |
| 27 | * to produce an executable, this does not by itself cause the |
| 28 | * resulting executable to be covered by the GNU General Public License. |
| 29 | * Your use of that executable is in no way restricted on account of |
| 30 | * linking the GUILE library code into it. |
| 31 | * |
| 32 | * This exception does not however invalidate any other reasons why |
| 33 | * the executable file might be covered by the GNU General Public License. |
| 34 | * |
| 35 | * This exception applies only to the code released by the |
| 36 | * Free Software Foundation under the name GUILE. If you copy |
| 37 | * code from other Free Software Foundation releases into a copy of |
| 38 | * GUILE, as the General Public License permits, the exception does |
| 39 | * not apply to the code that you add in this way. To avoid misleading |
| 40 | * anyone as to the status of such modified files, you must delete |
| 41 | * this exception notice from them. |
| 42 | * |
| 43 | * If you write modifications of your own for GUILE, it is your choice |
| 44 | * whether to permit this exception to apply to your modifications. |
| 45 | * If you do not wish that, delete this exception notice. */ |
| 46 | |
| 47 | \f |
| 48 | |
| 49 | #include "libguile/__scm.h" |
| 50 | |
| 51 | \f |
| 52 | |
| 53 | #define SCM_VECTORP(x) (!SCM_IMP (x) && (SCM_TYP7S (x) == scm_tc7_vector)) |
| 54 | #define SCM_VECTOR_BASE(x) ((scm_t_bits *) SCM_CELL_WORD_1 (x)) |
| 55 | #define SCM_SET_VECTOR_BASE(v, b) (SCM_SET_CELL_WORD_1 ((v), (b))) |
| 56 | #define SCM_VECTOR_MAX_LENGTH ((1L << 24) - 1) |
| 57 | #define SCM_VECTOR_LENGTH(x) (((unsigned long) SCM_CELL_WORD_0 (x)) >> 8) |
| 58 | #define SCM_MAKE_VECTOR_TAG(l, t) (((l) << 8) + (t)) |
| 59 | #define SCM_SET_VECTOR_LENGTH(v, l, t) (SCM_SET_CELL_WORD_0 ((v), SCM_MAKE_VECTOR_TAG(l, t))) |
| 60 | |
| 61 | #define SCM_VELTS(x) ((const SCM *) SCM_CELL_WORD_1 (x)) |
| 62 | #define SCM_VELTS_AS_STACKITEMS(x) ((SCM_STACKITEM *) SCM_CELL_WORD_1 (x)) |
| 63 | #define SCM_SETVELTS(x, v) (SCM_SET_CELL_WORD_1 ((x), (v))) |
| 64 | #define SCM_VECTOR_REF(x, idx) (((const SCM *) SCM_CELL_WORD_1 (x))[(idx)]) |
| 65 | #define SCM_VECTOR_SET(x, idx, val) (((SCM*)SCM_CELL_WORD_1 (x))[(idx)] = (val)) |
| 66 | |
| 67 | #define SCM_GC_WRITABLE_VELTS(x) ((SCM*) SCM_VELTS(x)) |
| 68 | |
| 69 | /* |
| 70 | no WB yet. |
| 71 | */ |
| 72 | #define SCM_WRITABLE_VELTS(x) ((SCM*) SCM_VELTS(x)) |
| 73 | |
| 74 | \f |
| 75 | /* |
| 76 | bit vectors |
| 77 | */ |
| 78 | #define SCM_BITVEC_REF(a, i) ((SCM_BITVECTOR_BASE (a) [(i) / SCM_LONG_BIT] & (1L << ((i) % SCM_LONG_BIT))) ? 1 : 0) |
| 79 | #define SCM_BITVEC_SET(a, i) SCM_BITVECTOR_BASE (a) [(i) / SCM_LONG_BIT] |= (1L << ((i) % SCM_LONG_BIT)) |
| 80 | #define SCM_BITVEC_CLR(a, i) SCM_BITVECTOR_BASE (a) [(i) / SCM_LONG_BIT] &= ~(1L << ((i) % SCM_LONG_BIT)) |
| 81 | |
| 82 | |
| 83 | \f |
| 84 | |
| 85 | SCM_API SCM scm_c_make_vector (unsigned long int k, SCM fill); |
| 86 | |
| 87 | SCM_API SCM scm_vector_p (SCM x); |
| 88 | SCM_API SCM scm_vector_length (SCM v); |
| 89 | SCM_API SCM scm_vector (SCM l); |
| 90 | SCM_API SCM scm_vector_ref (SCM v, SCM k); |
| 91 | SCM_API SCM scm_vector_set_x (SCM v, SCM k, SCM obj); |
| 92 | SCM_API SCM scm_make_vector (SCM k, SCM fill); |
| 93 | SCM_API SCM scm_vector_to_list (SCM v); |
| 94 | SCM_API SCM scm_vector_fill_x (SCM v, SCM fill_x); |
| 95 | SCM_API SCM scm_vector_equal_p (SCM x, SCM y); |
| 96 | SCM_API SCM scm_vector_move_left_x (SCM vec1, SCM start1, SCM end1, |
| 97 | SCM vec2, SCM start2); |
| 98 | SCM_API SCM scm_vector_move_right_x (SCM vec1, SCM start1, SCM end1, |
| 99 | SCM vec2, SCM start2); |
| 100 | SCM_API void scm_init_vectors (void); |
| 101 | |
| 102 | #endif /* SCM_VECTORS_H */ |
| 103 | |
| 104 | /* |
| 105 | Local Variables: |
| 106 | c-file-style: "gnu" |
| 107 | End: |
| 108 | */ |