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-- 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.
import g_-util
)package "BOOT"
--% The function for making prompts
spadPrompt() ==
SAY '" AXIOM"
sayNewLine()
inputPrompt str ==
-- replaces older INPUT-PROMPT
atom (x := $SCREENSIZE()) => NIL
p := CAR(x) - 2
y := $OLDLINE
SETQ($OLDLINE,NIL)
y => _$SHOWLINE(STRCONC(str,EBCDIC 19,y),p)
0 = SIZE str => NIL
_$SHOWLINE(STRCONC(str,EBCDIC 19),p)
protectedPrompt(:p) ==
[str,:br] := p
0 = SIZE str => inputPrompt str
msg := EBCDIC 29 -- start of field
msg :=
if br then STRCONC(msg,EBCDIC 232) -- bright write protect
else STRCONC(msg,EBCDIC 96) -- write protect
msg := STRCONC(msg,str,EBCDIC 29,EBCDIC 64) -- unprotect again
inputPrompt msg
MKPROMPT() ==
$inputPromptType = 'none => '""
$inputPromptType = 'plain => '"-> "
$inputPromptType = 'step =>
STRCONC('"(",STRINGIMAGE $IOindex,'") -> ")
$inputPromptType = 'frame =>
STRCONC(STRINGIMAGE $interpreterFrameName,
'" (",STRINGIMAGE $IOindex,'") -> ")
STRCONC(STRINGIMAGE $interpreterFrameName,
'" [", SUBSTRING(CURRENTTIME(),8,NIL),'"] [",
STRINGIMAGE $IOindex, '"] -> ")
--% Miscellaneous
Zeros n ==
BOUNDP '$ZeroVecCache and #$ZeroVecCache=n => $ZeroVecCache
$ZeroVecCache:= MAKE_-VEC n
for i in 0..n-1 repeat $ZeroVecCache.i:=0
$ZeroVecCache
LZeros n ==
n < 1 => nil
l := [0]
for i in 2..n repeat l := [0, :l]
l
-- bpi2FunctionName x ==
-- s:= BPINAME x => s
-- x
-- subrToName x == BPINAME x
-- formerly in clammed.boot
isSubDomain(d1,d2) ==
-- d1 and d2 are different domains
subDomainList := '(Integer NonNegativeInteger PositiveInteger)
ATOM d1 or ATOM d2 => nil
l := MEMQ(CAR d2, subDomainList) =>
MEMQ(CAR d1, CDR l)
nil
$variableNumberAlist := nil
variableNumber(x) ==
p := ASSQ(x, $variableNumberAlist)
null p =>
$variableNumberAlist := [[x,:0], :$variableNumberAlist]
0
RPLACD(p, 1+CDR p)
CDR p
newType? t == nil
-- functions used at run-time which were formerly in the compiler files
Undef(:u) ==
u':= LAST u
[[domain,slot],op,sig]:= u'
domain':=eval mkEvalable domain
^EQ(CAR ELT(domain',slot), function Undef) =>
-- OK - thefunction is now defined
[:u'',.]:=u
if $reportBottomUpFlag then
sayMessage concat ['" Retrospective determination of slot",'%b,
slot,'%d,'"of",'%b,:prefix2String domain,'%d]
APPLY(CAR ELT(domain',slot),[:u'',CDR ELT(domain',slot)])
throwKeyedMsg("S2IF0008",[formatOpSignature(op,sig),domain])
--------------------> NEW DEFINITION (see interop.boot.pamphlet)
devaluate d ==
not REFVECP d => d
QSGREATERP(QVSIZE d,5) and getShellEntry(d,3) is ['Category] =>
getShellEntry(d,0)
QSGREATERP(QVSIZE d,0) =>
d':=getShellEntry(d,0)
isFunctor d' => d'
d
d
devaluateList l == [devaluate d for d in l]
--HasAttribute(domain,attrib) ==
---->
-- isNewWorldDomain domain => newHasAttribute(domain,attrib)
----+
-- (u := LASSOC(attrib,domain.2)) and lookupPred(first u,domain,domain)
HasSignature(domain,[op,sig]) ==
compiledLookup(op,sig,domain)
--HasCategory(domain,catform') ==
-- catform' is ['SIGNATURE,:f] => HasSignature(domain,f)
-- catform' is ['ATTRIBUTE,f] => HasAttribute(domain,f)
-- catform:= devaluate catform'
-- domain0:=domain.0
-- isNewWorldDomain domain => newHasCategory(domain,catform)
-- slot4 := domain.4
-- catlist := slot4.1
-- member(catform,catlist) or
-- MEMQ(opOf(catform),'(Object Type)) or --temporary hack
-- or/[compareSigEqual(catform,cat,domain0,domain) for cat in catlist]
makeInitialModemapFrame() == COPY $InitialModemapFrame
isCapitalWord x ==
(y := PNAME x) and and/[UPPER_-CASE_-P y.i for i in 0..MAXINDEX y]
--------------------> NEW DEFINITION (see interop.boot.pamphlet)
domainEqual(a,b) == VECP a and VECP b and a.0 = b.0
lispize x == first optimize [x]
$newCompilerUnionFlag := true
orderUnionEntries l ==
$newCompilerUnionFlag => l
first l is [":",.,.] => l -- new style Unions
[a,b]:=
split(l,nil,nil) where
split(l,a,b) ==
l is [x,:l'] =>
(STRINGP x => split(l',[x,:a],b); split(l',a,[x,:b]))
[a,b]
[:orderList a,:orderList b]
mkPredList listOfEntries ==
$newCompilerUnionFlag =>
[['EQCAR,"#1",i] for arg in listOfEntries for i in 0..]
first listOfEntries is [":",.,.] => -- new Tagged Unions
[['EQCAR,"#1",MKQ tag] for [.,tag,.] in listOfEntries]
--1. generate list of type-predicate pairs from union specification
initTypePredList:=
[selTypePred for x in listOfEntries] where
selTypePred() ==
STRINGP x => [x,'EQUAL,"#1",x]
[x,:GETL(opOf x,"BasicPredicate")]
typeList:= ASSOCLEFT initTypePredList
initPredList:= ASSOCRIGHT initTypePredList
hasDuplicatePredicate:=
fn initPredList where
fn x ==
null x => false
first x and member(first x,rest x) => true
fn rest x
--if duplicate predicate, kill them all
if hasDuplicatePredicate then initPredList:= [nil for x in initPredList]
nonEmptyPredList:= [p for p in initPredList | p^=nil]
numberWithoutPredicate:= #listOfEntries-#nonEmptyPredList
predList:=
numberWithoutPredicate=0 and not hasDuplicatePredicate => initPredList
numberWithoutPredicate=1 and null LAST initPredList and
[STRINGP x for x in rest REVERSE listOfEntries] =>
allButLast:= rest REVERSE initPredList
NREVERSE [['NULL,MKPF(allButLast,"OR")],:allButLast]
--otherwise, generate a tagged-union
--we have made an even number of REVERSE operations, therefore
--the original order is preserved. JHD 25.Sept.1983
tagPredList:= [["EQCAR","#1",i] for i in 1..numberWithoutPredicate]
[addPredIfNecessary for p in initPredList] where
addPredIfNecessary() ==
p => p
[u,:tagPredList]:= tagPredList
u
predList
|
