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Diffstat (limited to 'src/interp/pathname.boot.pamphlet')
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1 files changed, 165 insertions, 0 deletions
diff --git a/src/interp/pathname.boot.pamphlet b/src/interp/pathname.boot.pamphlet new file mode 100644 index 00000000..300d2c41 --- /dev/null +++ b/src/interp/pathname.boot.pamphlet @@ -0,0 +1,165 @@ +\documentclass{article} +\usepackage{axiom} +\begin{document} +\title{\$SPAD/src/interp pathname.boot} +\author{The Axiom Team} +\maketitle +\begin{abstract} +\end{abstract} +\eject +\tableofcontents +\eject +\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>> + +)package "BOOT" + +-- This file implements the Common Lisp pathname functions for +-- Lisp/VM. On VM, a filename is 3-list consisting of the filename, +-- filetype and filemode. We also UPCASE everything. + +-- This file also contains some other VM specific functions for +-- dealing with files. + +--% Common Lisp Pathname Functions + +pathname? p == p=[] or PATHNAMEP p + +pathname p == + p = [] => p + PATHNAMEP p => p + not PAIRP p => PATHNAME p + if #p>2 then p:=[p.0,p.1] + PATHNAME APPLY(FUNCTION MAKE_-FILENAME, p) + +namestring p == NAMESTRING pathname p + +pathnameName p == PATHNAME_-NAME pathname p + +pathnameType p == PATHNAME_-TYPE pathname p + +pathnameTypeId p == UPCASE object2Identifier pathnameType p + +pathnameDirectory p == + NAMESTRING MAKE_-PATHNAME(LispKeyword '"DIRECTORY",PATHNAME_-DIRECTORY pathname p) + +deleteFile f == _$ERASE pathname f + +isExistingFile f == +-- p := pathname f + --member(p,$existingFiles) => true + if MAKE_-INPUT_-FILENAME f + then + --$existingFiles := [p,:$existingFiles] + true + else false + +--% Scratchpad II File Name Functions + +makePathname(name,type,dir) == + -- Common Lisp version of this will have to be written + -- using MAKE-PATHNAME and the optional args. + pathname [object2String name,object2String type] + +mergePathnames(a,b) == + (fn := pathnameName(a)) = '"*" => b + fn ^= pathnameName(b) => a + (ft := pathnameType(a)) = '"*" => b + ft ^= pathnameType(b) => a + (fm := pathnameDirectory(a)) = ['"*"] => b + a + +isSystemDirectory dir == EVERY(function CHAR_=,$SPADROOT,dir) + +-- the next function is an improved version of the one in DEBUG LISP + +_/MKINFILENAM(infile) == CATCH('FILNAM, newMKINFILENAM infile) + +newMKINFILENAM(infile) == + NULL infile => nil + file := infile := pathname infile + repeat + fn := pathnameName file + nfile := $FINDFILE (file,$sourceFileTypes) + null nfile => + nfile := file + if fn = '"*" or fn = '"NIL" then sayKeyedMsg("S2IL0016",NIL) + else sayKeyedMsg("S2IL0003",[namestring file]) + ans := queryUserKeyedMsg("S2IL0017",NIL) + if (SIZE(ans) > 0) and ('")" = SUBSTRING(ans,0,1)) then n := 2 + else n := 1 + nfn := UPCASE STRING2ID_-N(ans,n) + (nfn = 0) or (nfn = 'QUIT) => + sayKeyedMsg("S2IL0018",NIL) + THROW('FILENAM,NIL) + nfn = 'CREATE => return 'fromThisLoop + file := pathname ans + return 'fromThisLoop + if nfile then pathname nfile + else NIL + + +getFunctionSourceFile fun == + null (f := getFunctionSourceFile1 fun) => NIL + if MAKE_-INPUT_-FILENAME(f) then updateSourceFiles f + f + +getFunctionSourceFile1 fun == + -- returns NIL or [fn,ft,fm] + (file := KDR GETL(fun,'DEFLOC)) => pathname file + null ((fileinfo := FUNLOC fun) or + (fileinfo := FUNLOC unabbrev fun)) => + u := bootFind fun => getFunctionSourceFile1 SETQ($FUNCTION,INTERN u) + NIL + 3 = #fileinfo => + [fn,ft,$FUNCTION] := fileinfo + newMKINFILENAM pathname [fn,ft] + [fn,$FUNCTION] := fileinfo + newMKINFILENAM pathname [fn] + +updateSourceFiles p == + p := pathname p + p := pathname [pathnameName p, pathnameType p, '"*"] + if MAKE_-INPUT_-FILENAME p and pathnameTypeId p in '(BOOT LISP META) then + $sourceFiles := insert(p, $sourceFiles) + p +@ +\eject +\begin{thebibliography}{99} +\bibitem{1} nothing +\end{thebibliography} +\end{document} |