b0VIM 7.3Fsteelelocalhost~steele/sanng/info.rkt U3210#"! UtpJHKHGF#ChK adFJkj1zy2 k & Z  G p ) Y K J  z98c"TS N >('bWFthis license for certain libraries in order to permit linking thoseis quite different from the ordinary General Public License. We useGeneral Public License, applies to certain designated libraries, andordinary GNU General Public License. This license, the GNU Lesser Most GNU software, including some libraries, is covered by theconsistent with the full freedom of use specified in this license.any patent license obtained for a version of the library must berestrictive license from a patent holder. Therefore, we insist thateffectively restrict the users of a free program by obtaining aany free program. We wish to make sure that a company cannot Finally, software patents pose a constant threat to the existence ofintroduced by others.author's reputation will not be affected by problems that might bethat what they have is not the original version, so that the originalmodified by someone else and passed on, the recipients should knowthere is no warranty for the free library. Also, if the library is To protect each distributor, we want to make it very clear thatpermission to copy, distribute and/or modify the library.library, and (2) we offer you this license, which gives you legal We protect your rights with a two-step method: (1) we copyright theit. And you must show them these terms so they know their rights.with the library after making changes to the library and recompilingcomplete object files to the recipients, so that they can relink themcode. If you link other code with the library, you must provideyou. You must make sure that they, too, receive or can get the sourceor for a fee, you must give the recipients all the rights that we gave For example, if you distribute copies of the library, whether gratisyou if you distribute copies of the library or if you modify it.rights. These restrictions translate to certain responsibilities fordistributors to deny you these rights or to ask you to surrender these To protect your rights, we need to make restrictions that forbidthese things.it in new free programs; and that you are informed that you can doit if you want it; that you can change the software and use pieces offor this service if you wish); that you receive source code or can getyou have the freedom to distribute copies of free software (and chargenot price. Our General Public Licenses are designed to make sure that When we speak of free software, we are referring to freedom of use,strategy to use in any particular case, based on the explanations below.this license or the ordinary General Public License is the bettercan use it too, but we suggest you first think carefully about whetherFree Software Foundation and other authors who decide to use it. Youspecially designated software packages--typically libraries--of the This license, the Lesser General Public License, applies to somefree software--to make sure the software is free for all its users.Licenses are intended to guarantee your freedom to share and changefreedom to share and change it. By contrast, the GNU General Public The licenses for most software are designed to take away your Preamble the version number 2.1.) as the successor of the GNU Library Public License, version 2, hence(This is the first released version of the Lesser GPL. It also counts of this license document, but changing it is not allowed. Everyone is permitted to copy and distribute verbatim copies 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA Copyright (C) 1991, 1999 Free Software Foundation, Inc. Version 2.1, February 1999(define GNU LESSER GENERAL PUBLIC LICENSE(define version "0.2")(define name "sanng")#lang infoad FHSD76 h !  > q + f # ] U T RQ>RcbUI=FE Activities other than copying, distribution and modification are notand installation of the library.interface definition files, plus the scripts used to control compilationall the source code for all modules it contains, plus any associatedmaking modifications to it. For a library, complete source code means "Source code" for a work means the preferred form of the work forincluded without limitation in the term "modification".)straightforwardly into another language. (Hereinafter, translation isportion of it, either verbatim or with modifications and/or translatedcopyright law: that is to say, a work containing the Library or aLibrary" means either the Library or any derivative work underwhich has been distributed under these terms. A "work based on the The "Library", below, refers to any such software library or work(which use some of those functions and data) to form executables.prepared so as to be conveniently linked with application programs A "library" means a collection of software functions and/or dataEach licensee is addressed as "you".this Lesser General Public License (also called "this License").other authorized party saying it may be distributed under the terms ofprogram which contains a notice placed by the copyright holder or 0. This License Agreement applies to any software library or other TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION GNU LESSER GENERAL PUBLIC LICENSEbe combined with the library in order to run.former contains code derived from the library, whereas the latter must"work based on the library" and a "work that uses the library". Themodification follow. Pay close attention to the difference between a The precise terms and conditions for copying, distribution andthat program using a modified version of the Library.linked with the Library has the freedom and the wherewithal to runusers' freedom, it does ensure that the user of a program that is Although the Lesser General Public License is Less protective of thesystem.operating system, as well as its variant, the GNU/Linux operatingnon-free programs enables many more people to use the whole GNUfree software. For example, permission to use the GNU C Library inprograms enables a greater number of people to use a large body of In other cases, permission to use a particular library in non-freesoftware only, so we use the Lesser General Public License.case, there is little to gain by limiting the free library to freelibrary does the same job as widely used non-free libraries. In thisallowed to use the library. A more frequent case is that a freea de-facto standard. To achieve this, non-free programs must beencourage the widest possible use of a certain library, so that it becomes For example, on rare occasions, there may be a special need tospecial circumstances.libraries. However, the Lesser license provides advantages in certainare the reason we use the ordinary General Public License for manyof an advantage over competing non-free programs. These disadvantagesPublic License. It also provides other free software developers Lessdoes Less to protect the user's freedom than the ordinary General We call this license the "Lesser" General Public License because itthe library.Public License permits more lax criteria for linking other code withentire combination fits its criteria of freedom. The Lesser GeneralGeneral Public License therefore permits such linking only if thecombined work, a derivative of the original library. The ordinarya shared library, the combination of the two is legally speaking a When a program is linked with a library, whether statically or usinglibraries into non-free programs.ad#_Hx1xw5 o * V Q P M L   F   x 3 eA@~8=s-_[Zgfyx1_^that they refer to the ordinary GNU General Public License, version 2,this, you must alter all the notices that refer to this License, soLicense instead of this License to a given copy of the Library. To do 3. You may opt to apply the terms of the ordinary GNU General Publicthe scope of this License.a storage or distribution medium does not bring the other work underwith the Library (or with a work based on the Library) on a volume ofIn addition, mere aggregation of another work not based on the Librarycollective works based on the Library.exercise the right to control the distribution of derivative oryour rights to work written entirely by you; rather, the intent is toThus, it is not the intent of this section to claim rights or contestit.entire whole, and thus to each and every part regardless of who wrotethis License, whose permissions for other licensees extend to theon the Library, the distribution of the whole must be on the terms ofdistribute the same sections as part of a whole which is a work basedsections when you distribute them as separate works. But when youthemselves, then this License, and its terms, do not apply to thoseand can be reasonably considered independent and separate works inidentifiable sections of that work are not derived from the Library,These requirements apply to the modified work as a whole. If root function must still compute square roots.) be optional: if the application does not supply it, the square application-supplied function or table used by this function must application. Therefore, Subsection 2d requires that any a purpose that is entirely well-defined independent of the (For example, a function in a library to compute square roots has its purpose remains meaningful. table, the facility still operates, and performs whatever part of in the event an application does not supply such function or is invoked, then you must make a good faith effort to ensure that, the facility, other than as an argument passed when the facility table of data to be supplied by an application program that uses d) If a facility in the modified Library refers to a function or a charge to all third parties under the terms of this License. c) You must cause the whole of the work to be licensed at no stating that you changed the files and the date of any change. b) You must cause the files modified to carry prominent notices a) The modified work must itself be a software library.above, provided that you also meet all of these conditions:distribute such modifications or work under the terms of Section 1of it, thus forming a work based on the Library, and copy and 2. You may modify your copy or copies of the Library or any portionfee.and you may at your option offer warranty protection in exchange for a You may charge a fee for the physical act of transferring a copy,Library.warranty; and distribute a copy of this License along with theall the notices that refer to this License and to the absence of anyappropriate copyright notice and disclaimer of warranty; keep intactyou conspicuously and appropriately publish on each copy ancomplete source code as you receive it, in any medium, provided that 1. You may copy and distribute verbatim copies of the Library'sand what the program that uses the Library does.writing it). Whether that is true depends on what the Library doeson the Library (independent of the use of the Library in a tool forsuch a program is covered only if its contents constitute a work basedrunning a program using the Library is not restricted, and output fromcovered by this License; they are outside its scope. The act ofad$\Gr.ZY a  _ ^  Z ! V  X  N A<D}|8y9  ;n]\[of these things:directing the user to the copy of this License. Also, you must do onecopyright notice for the Library among them, as well as a referenceduring execution displays copyright notices, you must include thethis License. You must supply a copy of this License. If the workLibrary is used in it and that the Library and its use are covered by You must give prominent notice with each copy of the work that theengineering for debugging such modifications.modification of the work for the customer's own use and reverseunder terms of your choice, provided that the terms permitwork containing portions of the Library, and distribute that worklink a "work that uses the Library" with the Library to produce a 6. As an exception to the Sections above, you may also combine orwhether or not they are linked directly with the Library itself.Any executables containing that work also fall under Section 6,distribute the object code for the work under the terms of Section 6. Otherwise, if the work is a derivative of the Library, you mayLibrary will still fall under Section 6.)work. (Executables containing this object code plus portions of thefile is unrestricted, regardless of whether it is legally a derivativefunctions (ten lines or less in length), then the use of the objectstructure layouts and accessors, and small macros and small inline If such an object file uses only numerical parameters, datathreshold for this to be true is not precisely defined by law.linked without the Library, or if the work is itself a library. TheWhether this is true is especially significant if the work can bederivative work of the Library even though the source code is not.that is part of the Library, the object code for the work may be a When a "work that uses the Library" uses material from a header fileSection 6 states terms for distribution of such executables.library". The executable is therefore covered by this License.contains portions of the Library), rather than a "work that uses thecreates an executable that is a derivative of the Library (because it However, linking a "work that uses the Library" with the Librarytherefore falls outside the scope of this License.work, in isolation, is not a derivative work of the Library, andlinked with it, is called a "work that uses the Library". Such aLibrary, but is designed to work with the Library by being compiled or 5. A program that contains no derivative of any portion of thecompelled to copy the source along with the object code.distribute the source code, even though third parties are notsource code from the same place satisfies the requirement tofrom a designated place, then offering equivalent access to copy the If distribution of object code is made by offering access to copymedium customarily used for software interchange.must be distributed under the terms of Sections 1 and 2 above on ait with the complete corresponding machine-readable source code, whichunder the terms of Sections 1 and 2 above provided that you accompanyderivative of it, under Section 2) in object code or executable form 4. You may copy and distribute the Library (or a portion orthe Library into a program that is not a library. This option is useful when you wish to copy part of the code ofsubsequent copies and derivative works made from that copy.that copy, so the ordinary GNU General Public License applies to all Once this change is made in a given copy, it is irreversible forthese notices.that version instead if you wish.) Do not make any other change inordinary GNU General Public License has appeared, then you can specifyinstead of to this License. (If a newer version than version 2 of thead4F?o) Y 3 2 a  P O  h g ! k - , e#UED~=10ad(LCr4terminated so long as such parties remain in full compliance.or rights, from you under this License will not have their licensesrights under this License. However, parties who have received copies,distribute the Library is void, and will automatically terminate yourattempt otherwise to copy, modify, sublicense, link with, orthe Library except as expressly provided under this License. Any 8. You may not copy, modify, sublicense, link with, or distribute where to find the accompanying uncombined form of the same work. that part of it is a work based on the Library, and explaining b) Give prominent notice with the combined library of the fact Sections above. facilities. This must be distributed under the terms of the based on the Library, uncombined with any other library a) Accompany the combined library with a copy of the same workpermitted, and provided that you do these two things:the Library and of the other library facilities is otherwiselibrary, provided that the separate distribution of the work based onfacilities not covered by this License, and distribute such a combinedLibrary side-by-side in a single library together with other library 7. You may place library facilities that are a work based on thedistribute.use both them and the Library together in an executable that youaccompany the operating system. Such a contradiction means you cannotrestrictions of other proprietary libraries that do not normally It may happen that this requirement contradicts the licensethe executable.which the executable runs, unless that component itself accompaniescomponents (compiler, kernel, and so on) of the operating system onnormally distributed (in either source or binary form) with the majorthe materials to be distributed need not include anything that isreproducing the executable from it. However, as a special exception,Library" must include any data and utility programs needed for For an executable, the required form of the "work that uses the materials or that you have already sent this user a copy. e) Verify that the user has already received a copy of these specified materials from the same place. from a designated place, offer equivalent access to copy the above d) If distribution of the work is made by offering access to copy than the cost of performing this distribution. specified in Subsection 6a, above, for a charge no more least three years, to give the same user the materials c) Accompany the work with a written offer, valid for at interface-compatible with the version that the work was made with. the user installs one, as long as the modified version is will operate properly with a modified version of the library, if rather than copying library functions into the executable, and (2) copy of the library already present on the user's computer system, Library. A suitable mechanism is one that (1) uses at run time a b) Use a suitable shared library mechanism for linking with the to use the modified definitions.) Library will not necessarily be able to recompile the application that the user who changes the contents of definitions files in the executable containing the modified Library. (It is understood user can modify the Library and then relink to produce a modified uses the Library", as object code and/or source code, so that the with the Library, with the complete machine-readable "work that Sections 1 and 2 above); and, if the work is an executable linked changes were used in the work (which must be distributed under machine-readable source code for the Library including whatever a) Accompany the work with the complete correspondingad 4Cu2i% y 2 ] O N  ~ 7 j ) X % $ HG}A~7hg"DN Cu43the Free Software Foundation. If the Library does not specify aconditions either of that version or of any later version published by"any later version", you have the option of following the terms andspecifies a version number of this License which applies to it andEach version is given a distinguishing version number. If the Librarybut may differ in detail to address new problems or concerns.Such new versions will be similar in spirit to the present version,versions of the Lesser General Public License from time to time. 13. The Free Software Foundation may publish revised and/or newwritten in the body of this License.excluded. In such case, this License incorporates the limitation as ifso that distribution is permitted only in or among countries not thusan explicit geographical distribution limitation excluding those countries,original copyright holder who places the Library under this License may addcertain countries either by patents or by copyrighted interfaces, the 12. If the distribution and/or use of the Library is restricted inbe a consequence of the rest of this License.This section is intended to make thoroughly clear what is believed toimpose that choice.to distribute software through any other system and a licensee cannotsystem; it is up to the author/donor to decide if he or she is willingthrough that system in reliance on consistent application of thatgenerous contributions to the wide range of software distributedimplemented by public license practices. Many people have madeintegrity of the free software distribution system which issuch claims; this section has the sole purpose of protecting thepatents or other property right claims or to contest validity of anyIt is not the purpose of this section to induce you to infringe anyand the section as a whole is intended to apply in other circumstances.particular circumstance, the balance of the section is intended to apply,If any portion of this section is held invalid or unenforceable under anyrefrain entirely from distribution of the Library.the only way you could satisfy both it and this License would be toall those who receive copies directly or indirectly through you, thenlicense would not permit royalty-free redistribution of the Library bymay not distribute the Library at all. For example, if a patentLicense and any other pertinent obligations, then as a consequence youdistribute so as to satisfy simultaneously your obligations under thisexcuse you from the conditions of this License. If you cannototherwise) that contradict the conditions of this License, they do notconditions are imposed on you (whether by court order, agreement orinfringement or for any other reason (not limited to patent issues), 11. If, as a consequence of a court judgment or allegation of patentthis License.You are not responsible for enforcing compliance by third parties withrestrictions on the recipients' exercise of the rights granted herein.subject to these terms and conditions. You may not impose any furtheroriginal licensor to copy, distribute, link with or modify the LibraryLibrary), the recipient automatically receives a license from the 10. Each time you redistribute the Library (or any work based on thethe Library or works based on it.all its terms and conditions for copying, distributing or modifyingLibrary), you indicate your acceptance of this License to do so, andmodifying or distributing the Library (or any work based on theprohibited by law if you do not accept this License. Therefore, bydistribute the Library or its derivative works. These actions aresigned it. However, nothing else grants you permission to modify or 9. You are not required to accept this License, since you have notad0xKVP  z y 7 k % Z   P  J  IHy-  s*n/b_wv.xw Yoyodyne, Inc., hereby disclaims all copyright interest in thenecessary. Here is a sample; alter the names:school, if any, to sign a "copyright disclaimer" for the library, ifYou should also get your employer (if you work as a programmer) or yourAlso add information on how to contact you by electronic and paper mail. USA Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 License along with this library; if not, write to the Free Software You should have received a copy of the GNU Lesser General Public Lesser General Public License for more details. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU but WITHOUT ANY WARRANTY; without even the implied warranty of This library is distributed in the hope that it will be useful, version 2.1 of the License, or (at your option) any later version. License as published by the Free Software Foundation; either modify it under the terms of the GNU Lesser General Public This library is free software; you can redistribute it and/or Copyright (C) {year} {fullname} {description}"copyright" line and a pointer to where the full notice is found.convey the exclusion of warranty; and each file should have at least thesafest to attach them to the start of each source file to most effectively To apply these terms, attach the following notices to the library. It isordinary General Public License).redistribution under these terms (or, alternatively, under the terms of theeveryone can redistribute and change. You can do so by permittingpossible use to the public, we recommend making it free software that If you develop a new library, and you want it to be of the greatest How to Apply These Terms to Your New Libraries END OF TERMS AND CONDITIONSDAMAGES.SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCHFAILURE OF THE LIBRARY TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IFRENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR ALIBRARY (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEINGCONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THEFOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL ORAND/OR REDISTRIBUTE THE LIBRARY AS PERMITTED ABOVE, BE LIABLE TO YOUWRITING WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY 16. IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO INTHE COST OF ALL NECESSARY SERVICING, REPAIR OR CORRECTION.LIBRARY IS WITH YOU. SHOULD THE LIBRARY PROVE DEFECTIVE, YOU ASSUMEPURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THEIMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULARKIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THEOTHER PARTIES PROVIDE THE LIBRARY "AS IS" WITHOUT WARRANTY OF ANYEXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/ORWARRANTY FOR THE LIBRARY, TO THE EXTENT PERMITTED BY APPLICABLE LAW. 15. BECAUSE THE LIBRARY IS LICENSED FREE OF CHARGE, THERE IS NO NO WARRANTYand reuse of software generally.of all derivatives of our free software and of promoting the sharingdecision will be guided by the two goals of preserving the free statusSoftware Foundation; we sometimes make exceptions for this. Ourcopyrighted by the Free Software Foundation, write to the Freewrite to the author to ask for permission. For software which isprograms whose distribution conditions are incompatible with these, 14. If you wish to incorporate parts of the Library into other freethe Free Software Foundation.license version number, you may choose any version ever published byad GihMGdistrThat's all there is to it! Ty Coon, President of Vice {signature of Ty Coon}, 1 April 1990 Hacker. library `Frob' (a library for tweaking knobs) written by James Random