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authordos-reis <gdr@axiomatics.org>2007-08-14 05:14:52 +0000
committerdos-reis <gdr@axiomatics.org>2007-08-14 05:14:52 +0000
commitab8cc85adde879fb963c94d15675783f2cf4b183 (patch)
treec202482327f474583b750b2c45dedfc4e4312b1d /src/interp/compat.boot.pamphlet
downloadopen-axiom-ab8cc85adde879fb963c94d15675783f2cf4b183.tar.gz
Initial population.
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+\documentclass{article}
+\usepackage{axiom}
+\begin{document}
+\title{\$SPAD/src/interp compat.boot}
+\author{The Axiom Team}
+\maketitle
+\begin{abstract}
+\end{abstract}
+\eject
+\tableofcontents
+\eject
+\section{readline}
+Reads a line, defaulting stream to *standard-input*
+
+This was commented out in the NAG version, probably due to the
+use of the saturn GUI interface but the real reason is uncertain.
+<<readline>>=
+READLINE(:s) ==
+ s => read_-line(first s)
+ read_-line(_*STANDARD_-INPUT_*)
+
+@
+\section{compat.boot}
+\section{License}
+<<license>>=
+-- Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd.
+-- All rights reserved.
+--
+-- Redistribution and use in source and binary forms, with or without
+-- modification, are permitted provided that the following conditions are
+-- met:
+--
+-- - Redistributions of source code must retain the above copyright
+-- notice, this list of conditions and the following disclaimer.
+--
+-- - Redistributions in binary form must reproduce the above copyright
+-- notice, this list of conditions and the following disclaimer in
+-- the documentation and/or other materials provided with the
+-- distribution.
+--
+-- - Neither the name of The Numerical ALgorithms Group Ltd. nor the
+-- names of its contributors may be used to endorse or promote products
+-- derived from this software without specific prior written permission.
+--
+-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+-- IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+-- TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+-- OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+-- EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+-- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+-- PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+-- LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+-- NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+-- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+@
+<<*>>=
+<<license>>
+
+-- some functions that may need to be changed on different lisp
+-- systems.
+
+-- tests if x is an identifier beginning with #
+
+isSharpVar x ==
+ IDENTP x and SCHAR(SYMBOL_-NAME x,0) = char "#"
+
+isSharpVarWithNum x ==
+ null isSharpVar x => nil
+ (n := QCSIZE(p := PNAME x)) < 2 => nil
+ ok := true
+ c := 0
+ for i in 1..(n-1) while ok repeat
+ d := ELT(p,i)
+ ok := DIGITP d => c := 10*c + DIG2FIX d
+ if ok then c else nil
+
+-- RREAD which takes erroval to return if key is missing
+rread(key,rstream,errorval) ==
+ if IDENTP key then key := PNAME key
+ RREAD(key,rstream,errorval)
+
+rwrite(key,val,stream) ==
+ if IDENTP key then key := PNAME key
+ RWRITE(key,val,stream)
+
+-- issuing commands to the operating system
+
+system() ==
+ -- VM version of system command
+ string := getSystemCommandLine()
+ if string = '"" then string := '"sh"
+ sayMessage [" Return Code = ", OBEY string]
+ terminateSystemCommand()
+
+editFile file ==
+ MEMQ(INTERN('"WIN32",FIND_-PACKAGE("KEYWORD")),_*FEATURES_*) =>
+ OBEY STRCONC('"notepad ", namestring pathname file)
+ OBEY STRCONC('"$AXIOM/lib/SPADEDIT ",namestring pathname file)
+
+makeBigFloat(mantissa,expon) ==
+ [$BFtag,mantissa,:expon]
+
+<<readline>>
+@
+\eject
+\begin{thebibliography}{99}
+\bibitem{1} nothing
+\end{thebibliography}
+\end{document}