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* module/ice-9/exceptions.scm (guard): Add guard definition that re-propagates from original continuation, runs consequents in tail position in guard continuation, and doesn't rewind the stack. * module/srfi/srfi-34.scm: * module/rnrs/exceptions.scm (guard): Re-export from (ice-9 exceptions).
26 lines
1.1 KiB
Scheme
26 lines
1.1 KiB
Scheme
;;; exceptions.scm --- The R6RS exceptions library
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;; Copyright (C) 2010, 2011, 2013, 2020 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
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;; License as published by the Free Software Foundation; either
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;; version 3 of 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,
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;; but 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 02110-1301 USA
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(library (rnrs exceptions (6))
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(export guard with-exception-handler raise raise-continuable)
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(import (rnrs base (6))
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(rnrs control (6))
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(rnrs conditions (6))
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(rename (ice-9 exceptions)
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(raise-exception raise))))
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