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Inothercases,permissiontouseaparticularlibraryinnon‐freeprograms
enablesagreaternumberofpeopletousealargebodyoffreesoftware.For
example,permissionto usetheGNUCLibraryinnon‐freeprogramsenables
manymorepeopletousethewholeGNUoperatingsystem,aswellasits
variant,theGNU/Linuxoperatingsystem.
AlthoughtheLesse
rGeneralPublicLicenseisLessprotectiveoftheusers'
freedom,itdoesensurethattheuserofaprogramthatislinkedwiththe
Libraryhasthefreedomandthewherewithaltorunthatprogramusinga
modifiedversionoftheLibrary.
The
precisetermsandconditionsforcopying,distributionandmodification
follow.Paycloseattentiontothedifferencebetweena"workbasedonthe
library"anda"workthatusesthelibrary".Theformercontainscodederived
fromthelibrary,whereasthelattermust becombinedwiththelibrar
yinorder
torun.
GNULESSERGENER
ALPUBLICLICENSE
TERMSANDCONDITIONSFORCOPYING,DISTRIBUTIONANDMODIFICATION
0.ThisLicenseAgreementappliestoanysoftwarelibraryorotherprogram
whichcontainsanoticeplacedbythecopyrightholderorotherauthorized
partysayingitmaybedistributedunderthetermsofthisLesserGeneralPublic
License(alsocalled"thisLicense").Eachlicenseeisad
dressedas"you".
A"library"meansacollectionofsoftwarefunctionsand/ordatapreparedsoas
tobeconvenientlylinkedwithapplicationprograms(whichusesomeofthose
functionsanddata)toformexecutables.
The"Library",below,referstoanysu
chsoftwarelibrar
yorworkwhichhas
beendistributedundertheseterms.A"workbasedontheLibrary"means
eithertheLibraryoranyderivativeworkundercopyrightlaw:thatistosay,a
workcontainingtheLibraryoraportionofit,eitherverbatimorwith
modificationsand/ortranslatedstraightforwardlyintoanotherlanguag
e.
(Hereinafter,translationisincludedwithoutlimitationintheterm
"modification".)
"Sourcecode"foraworkmeansthepreferredformoftheworkformaking
modificationstoit.Foralibrary,completesourcecode meansallthesource
codeforallmodulesitcontains, plusanyassociatedinter
f
acedefinitionfiles,
plusthescriptsusedtocontrolcompilationandinstallationofthelibrary.
Activitiesotherthancopying,distributionandmodificationarenotcoveredby
thisLicense;theyareoutsideitsscope.Theactofrunningaprogramusingthe