User's Manual
121
NoticeAccordingtoGNUGeneralPublicLicenseVersion2
ThisproductincludessoftwarethatissubjecttotheGNUGeneralPublicLicenseversion2.Theprogramisfreesoftwareand
distributedwithoutanywarrantyoftheauthor.Weoffer,validforatleastthreeyears,togiveyou,forachargenomo
re
thanthecostsofphysicallyperformingsourcedistribution,acompletemachine‐readablecopyofthecorrespondingsource
code.
DasProduktbeinhaltetSoftware,diedenBedingungenderGNU/GPL‐Version2unterliegt.DasProgrammisteinesog.„Free
Software“,derAutorstelltdasProgrammohneirgendeineGewährleistungenzurVerfügung.WirbietenIhnenfürei
nen
ZeitraumvondreiJahrenan,einevollständigemaschinenlesbareKopiedesQuelltextesderProgrammezurVerfügungzu
stellen–zunichthöherenKostenalsdenen,diedurchdenphysikalischenKopiervorganganfallen.
GNUGENERALPUBLICLICENSE
Version2,June1991
Copyright(C)1989,1991FreeSoftwareFoundation,In
c.51FranklinStreet,FifthFloor,Boston,MA02110‐1301,USA
Everyoneispermittedtocopyanddistributeverbatimcopiesofthislicensedocument,butchangingitisnotallowed.
Preamble
Thelicensesformostsoftwarearedesignedtotakeawayyourfreedomtoshareandchangeit.Bycontrast,th
eGNUGeneral
PublicLicenseisintendedtoguaranteeyourfreedomtoshareandchangefreesoftware‐‐tomakesurethesoftwareisfree
forallitsusers.ThisGeneralPublicLicenseappliestomostoftheFreeSoftwareFoundation’ssoftwareandtoanyother
programwhoseauthorscommittousingit.(Someot
herFreeSoftwareFoundationsoftwareiscoveredbytheGNULesser
GeneralPublicLicenseinstead.)Youcanapplyittoyourprograms,too.
Whenwespeakof freesoftware,wearereferringtofreedom,notprice.OurGeneralPublicLicensesaredesignedtomake
surethatyouhavethefreedomtodistributecopiesoffre
esoftware(andchargeforthisserviceifyouwish),thatyoureceive
sourcecodeorcangetitifyouwantit,thatyoucanchangethesoftwareorusepiecesofitinnewfreeprograms;andthat
youknowyoucandotheseth
ings.
Toprotectyourrights,weneedtomakerestrictionsthatforbidanyonetodenyyoutheserightsortoaskyoutosurrender
therights.Theserestrictionstranslatetocertainresponsibilitiesforyouifyoudistributecopiesofthesoftware,orifyou
modifyit.
Forexample,ifyoudistributecopiesofsuchaprogr
am,whethergratisorforafee,youmustgivetherecipientsalltherights
thatyouhave.Youmustmakesurethatthey,too,receiveorcangetthesourcecode.Andyoumustshowthemtheseterms
sotheyknowtheirrights.
Weprotec
tyourrightswithtwosteps:(1)copyrightthesoftware,and(2)offeryouthislicensewhichgivesyoulegal
permissiontocopy,distributeand/ormodifythesoftware.
Also,foreachauthor’sprotectionandours,wewanttomakecertainthateveryoneunderstandsthatthereisnowarrantyfor
thisfreesoftw
are.Ifthesoftwareismodifiedbysomeoneelseandpassedon,wewantitsrecipientstoknowthatwhatthey
haveisnottheoriginal,sothatanyproblemsintroducedbyotherswillnotreflectontheoriginalauthors’reputations.
Finally,anyfreeprogramisthreatenedconstantlybysoftwarepate
nts.Wewishtoavoidthedangerthatredistributorsofa
freeprogramwillindividuallyobtainpatentlicenses,ineffectmakingtheprogramproprietary.Topreventthis,wehave
madeitclearthatanypatentmustbelicensedforeveryone’sfreeuseornotlicensedatall.
Thepreciseter
msandconditionsforcopying,distributionandmodificationfollow.
TERMSANDCONDITIONSFORCOPYING,DISTRIBUTIONANDMODIFICATION
0.ThisLicenseappliestoanyprogramorotherworkwhichcontainsanoticeplacedbythecopyrightholdersayingitmaybe
distributedunderthetermsofthisGeneralPublicLi
cense.The‘“Program’“,below,referstoanysuchprogramorwork,anda
‘“workbasedontheProgram’“meanseithertheProgramoranyderivativeworkundercopyrightlaw:thatistosay,awork
containingtheProgramoraportionofit,eitherverbatimorwithmodificationsand/ortranslatedintoan
otherlanguage.
(Hereinafter,translationisincludedwithoutlimitationintheterm‘“modification’“.)Eachlicenseeisaddressedas‘“you’“.
Activitiesotherthancopying,distributionandmodificationarenotcoveredbythisLicense;theyareoutsideitsscope.The
actofrunningtheProgramisnotrestricted,andtheoutputfromtheProgramiscovere
donlyifitscontentsconstitutea
workbasedontheProgram(independentofhavingbeenmadebyrunningtheProgram).Whetherthatistruedependson
whattheProgramdoes.