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3425290a7b
* doc/ref/api-scheduling.texi (Atomics): New manual section. * libguile.h: Include atomic.h. * libguile/Makefile.am (libguile_@GUILE_EFFECTIVE_VERSION@_la_SOURCES): (DOT_X_FILES, DOT_DOC_FILES, modinclude_HEADERS): Add atomic. * libguile/atomic.c: * libguile/atomic.h: New files. * libguile/atomics-internal.h (scm_atomic_set_scm, scm_atomic_ref_scm) (scm_atomic_swap_scm, scm_atomic_compare_and_swap_scm): New facilities. * libguile/goops.c (class_atomic_box, scm_sys_goops_early_init): Add support for <atomic-box>. Remove duplicate <keyword> fetch. * libguile/init.c (scm_i_init_guile): Call scm_register_atomic_box. * libguile/print.c (iprin1): Add atomic box case. * libguile/tags.h (scm_tc7_atomic_box): New tag. * libguile/validate.h (SCM_VALIDATE_ATOMIC_BOX): New macro. * module/Makefile.am (SOURCES): Add ice-9/atomic.scm. * module/ice-9/atomic.scm: New file. * module/oop/goops.scm (<atomic-box>): New var.
56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
#ifndef SCM_ATOMIC_H
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#define SCM_ATOMIC_H
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/* Copyright (C) 2016 Free Software Foundation, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 3 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#include "libguile/__scm.h"
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#include "libguile/gc.h"
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#include "libguile/tags.h"
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static inline int
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scm_is_atomic_box (SCM obj)
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{
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return SCM_HAS_TYP7 (obj, scm_tc7_atomic_box);
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}
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static inline SCM*
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scm_atomic_box_loc (SCM obj)
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{
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return SCM_CELL_OBJECT_LOC (obj, 1);
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}
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#ifdef BUILDING_LIBGUILE
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SCM_INTERNAL SCM scm_make_atomic_box (SCM init);
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SCM_INTERNAL SCM scm_atomic_box_p (SCM obj);
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SCM_INTERNAL SCM scm_atomic_box_ref (SCM box);
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SCM_INTERNAL SCM scm_atomic_box_set_x (SCM box, SCM val);
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SCM_INTERNAL SCM scm_atomic_box_swap_x (SCM box, SCM val);
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SCM_INTERNAL SCM scm_atomic_box_compare_and_swap_x (SCM box, SCM expected, SCM desired);
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SCM_INTERNAL void scm_i_atomic_box_print (SCM box, SCM port, scm_print_state *pstate);
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SCM_INTERNAL void scm_register_atomic (void);
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#endif /* BUILDING_LIBGUILE */
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#endif /* SCM_ATOMIC_H */
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