80 lines
3.3 KiB
Scheme
80 lines
3.3 KiB
Scheme
#!r6rs
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;; SRFI-151 r6rs library entry
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;;
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;; Copyright (c) 2018 - 2020 Andrew W. Keep
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;;
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;; Permission is hereby granted, free of charge, to any person obtaining a copy
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;; of this software and associated documentation files (the "Software"), to
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;; deal in the Software without restriction, including without limitation the
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;; rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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;; sell copies of the Software, and to permit persons to whom the Software is
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;; furnished to do so, subject to the following conditions:
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;;
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;; The above copyright notice and this permission notice shall be included in
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;; all copies or substantial portions of the Software.
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;;
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;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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;; THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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;; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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;; DEALINGS IN THE SOFTWARE.
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;;
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;; This implementation contains code from the SRFI-151 example implementation:
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;;
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;; Copyright (C) John Cowan (2016). All Rights Reserved.
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;;
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;; Permission is hereby granted, free of charge, to any person obtaining a copy
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;; of this software and associated documentation files (the "Software"), to
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;; deal in the Software without restriction, including without limitation the
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;; rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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;; sell copies of the Software, and to permit persons to whom the Software is
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;; furnished to do so, subject to the following conditions:
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;;
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;; The above copyright notice and this permission notice shall be included in
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;; all copies or substantial portions of the Software.
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;;
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;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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;; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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;; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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;; IN THE SOFTWARE.
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;;
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;; Which in turn includes some code from the Olin Shiver's SRFI-33 implementation:
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;;
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;; Olin Shivers is the sole author of this code, and he has placed it in the
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;; public domain.
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;;
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;; Licenses are noted inline. The majority of the rest of the code is simply
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;; wrappers around R6RS functions, or simple extensions.
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(library (srfi :151)
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(export
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bitwise-not
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bitwise-and bitwise-ior
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bitwise-xor bitwise-eqv
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bitwise-nand bitwise-nor
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bitwise-andc1 bitwise-andc2
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bitwise-orc1 bitwise-orc2
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arithmetic-shift bit-count
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integer-length bitwise-if
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bit-set? copy-bit bit-swap
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any-bit-set? every-bit-set?
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first-set-bit
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bit-field bit-field-any? bit-field-every?
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bit-field-clear bit-field-set
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bit-field-replace bit-field-replace-same
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bit-field-rotate bit-field-reverse
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bits->list list->bits bits->vector vector->bits
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bits
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bitwise-fold bitwise-for-each bitwise-unfold
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make-bitwise-generator)
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(import (srfi :151 bitwise-operations)))
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