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bf15afa6bf
* libguile/snarf.h: Remove gsubr include and subr snarfers. * libguile/gsubr.h (SCM_DEFINE_GSUBR, SCM_DEFINE, SCM_PRIMITIVE_GENERIC): (SCM_DEFINE_PUBLIC, SCM_PROC, SCM_REGISTER_PROC, SCM_GPROC): Move here. * libguile/alist.c: * libguile/array-map.c: * libguile/arrays.c: * libguile/async.c: * libguile/atomic.c: * libguile/backtrace.c: * libguile/bitvectors.c: * libguile/boolean.c: * libguile/bytevectors.c: * libguile/chars.c: * libguile/continuations.c: * libguile/control.c: * libguile/debug-malloc.c: * libguile/debug.c: * libguile/deprecation.c: * libguile/dynl.c: * libguile/eq.c: * libguile/error.c: * libguile/error.h: * libguile/eval.c: * libguile/evalext.c: * libguile/expand.c: * libguile/extensions.c: * libguile/fdes-finalizers.c: * libguile/feature.c: * libguile/filesys.c: * libguile/finalizers.c: * libguile/fluids.c: * libguile/foreign-object.c: * libguile/foreign.c: * libguile/fports.c: * libguile/frames.c: * libguile/gc.c: * libguile/generalized-arrays.c: * libguile/generalized-vectors.c: * libguile/gettext.c: * libguile/guardians.c: * libguile/hash.c: * libguile/hashtab.c: * libguile/hooks.c: * libguile/i18n.c: * libguile/instructions.c: * libguile/intrinsics.c: * libguile/ioext.c: * libguile/keywords.c: * libguile/list.c: * libguile/load.c: * libguile/loader.c: * libguile/macros.c: * libguile/memoize.c: * libguile/modules.c: * libguile/net_db.c: * libguile/numbers.c: * libguile/objprop.c: * libguile/pairs.c: * libguile/poll.c: * libguile/ports.c: * libguile/posix.c: * libguile/print.c: * libguile/procs.c: * libguile/programs.c: * libguile/promises.c: * libguile/r6rs-ports.c: * libguile/random.c: * libguile/rdelim.c: * libguile/read.c: * libguile/regex-posix.c: * libguile/rw.c: * libguile/scmsigs.c: * libguile/simpos.c: * libguile/smob.c: * libguile/socket.c: * libguile/sort.c: * libguile/srcprop.c: * libguile/srfi-1.c: * libguile/srfi-13.c: * libguile/srfi-14.c: * libguile/srfi-4.c: * libguile/srfi-60.c: * libguile/stackchk.c: * libguile/stacks.c: * libguile/stime.c: * libguile/strings.c: * libguile/strorder.c: * libguile/strports.c: * libguile/struct.c: * libguile/symbols.c: * libguile/syntax.c: * libguile/threads.c: * libguile/throw.c: * libguile/trees.c: * libguile/unicode.c: * libguile/values.c: * libguile/variable.c: * libguile/vectors.c: * libguile/version.c: * libguile/vm.c: * libguile/vports.c: * libguile/weak-table.c: * libguile/weak-vector.c: Add gsubr includes.
118 lines
3.2 KiB
C
118 lines
3.2 KiB
C
/* Copyright (C) 1995-1996,2000-2001,2006,2008-2011,2018
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* 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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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include "libguile/_scm.h"
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#include "libguile/gsubr.h"
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#include "libguile/boolean.h"
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#include "libguile/tags.h"
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#include "verify.h"
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/*
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* These compile-time tests verify the properties needed for the
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* efficient test macros defined in boolean.h, which are defined in
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* terms of the SCM_MATCHES_BITS_IN_COMMON macro.
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*
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* See the comments preceeding the definitions of SCM_BOOL_F and
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* SCM_MATCHES_BITS_IN_COMMON in tags.h for more information.
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*/
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verify (SCM_BITS_DIFFER_IN_EXACTLY_ONE_BIT_POSITION \
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(SCM_BOOL_F_BITS, SCM_BOOL_T_BITS));
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verify (SCM_BITS_DIFFER_IN_EXACTLY_ONE_BIT_POSITION \
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(SCM_ELISP_NIL_BITS, SCM_BOOL_F_BITS));
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verify (SCM_BITS_DIFFER_IN_EXACTLY_ONE_BIT_POSITION \
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(SCM_ELISP_NIL_BITS, SCM_EOL_BITS));
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verify (SCM_BITS_DIFFER_IN_EXACTLY_TWO_BIT_POSITIONS \
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(SCM_ELISP_NIL_BITS, SCM_BOOL_F_BITS, SCM_BOOL_T_BITS, \
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SCM_XXX_ANOTHER_BOOLEAN_DONT_USE_0));
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verify (SCM_BITS_DIFFER_IN_EXACTLY_TWO_BIT_POSITIONS \
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(SCM_ELISP_NIL_BITS, SCM_BOOL_F_BITS, SCM_EOL_BITS, \
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SCM_XXX_ANOTHER_LISP_FALSE_DONT_USE));
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SCM_DEFINE (scm_not, "not", 1, 0, 0,
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(SCM x),
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"Return @code{#t} iff @var{x} is false, else return @code{#f}.")
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#define FUNC_NAME s_scm_not
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{
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return scm_from_bool (scm_is_false (x));
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}
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#undef FUNC_NAME
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SCM_DEFINE (scm_nil_p, "nil?", 1, 0, 0,
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(SCM x),
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"Return @code{#t} iff @var{x} is nil, else return @code{#f}.")
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#define FUNC_NAME s_scm_nil_p
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{
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return scm_from_bool (scm_is_lisp_false (x));
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}
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#undef FUNC_NAME
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SCM_DEFINE (scm_boolean_p, "boolean?", 1, 0, 0,
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(SCM obj),
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"Return @code{#t} iff @var{obj} is @code{#t} or false.")
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#define FUNC_NAME s_scm_boolean_p
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{
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return scm_from_bool (scm_is_bool (obj));
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}
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#undef FUNC_NAME
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int
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scm_to_bool (SCM x)
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{
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if (scm_is_false (x))
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return 0;
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else if (scm_is_eq (x, SCM_BOOL_T))
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return 1;
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else
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scm_wrong_type_arg (NULL, 0, x);
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}
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/* We keep this primitive as a function in addition to the same-named macro
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because some applications (e.g., GNU LilyPond 2.13.9) expect it to be a
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function. */
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#undef scm_is_bool
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int
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scm_is_bool (SCM obj)
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{
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/* This must match the macro definition of `scm_is_bool ()'. */
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return scm_is_bool_or_nil (obj);
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}
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void
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scm_init_boolean ()
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{
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#include "libguile/boolean.x"
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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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