COPYING revision 1a07559af35241000e5418364a5c9f8c528fa14c
11a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi GNU GENERAL PUBLIC LICENSE 21a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi Version 2, June 1991 31a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 41a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi Copyright (C) 1989, 1991 Free Software Foundation, Inc., 51a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 61a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi Everyone is permitted to copy and distribute verbatim copies 71a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi of this license document, but changing it is not allowed. 81a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 91a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi Preamble 101a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 111a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi The licenses for most software are designed to take away your 121a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchifreedom to share and change it. By contrast, the GNU General Public 131a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiLicense is intended to guarantee your freedom to share and change free 141a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchisoftware--to make sure the software is free for all its users. This 151a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiGeneral Public License applies to most of the Free Software 161a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiFoundation's software and to any other program whose authors commit to 171a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiusing it. (Some other Free Software Foundation software is covered by 181a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithe GNU Lesser General Public License instead.) You can apply it to 191a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiyour programs, too. 201a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 211a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi When we speak of free software, we are referring to freedom, not 221a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiprice. Our General Public Licenses are designed to make sure that you 231a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchihave the freedom to distribute copies of free software (and charge for 241a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithis service if you wish), that you receive source code or can get it 251a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiif you want it, that you can change the software or use pieces of it 261a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiin new free programs; and that you know you can do these things. 271a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 281a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi To protect your rights, we need to make restrictions that forbid 291a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchianyone to deny you these rights or to ask you to surrender the rights. 301a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiThese restrictions translate to certain responsibilities for you if you 311a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchidistribute copies of the software, or if you modify it. 321a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 331a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi For example, if you distribute copies of such a program, whether 341a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchigratis or for a fee, you must give the recipients all the rights that 351a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiyou have. You must make sure that they, too, receive or can get the 361a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchisource code. And you must show them these terms so they know their 371a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchirights. 381a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 391a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi We protect your rights with two steps: (1) copyright the software, and 401a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi(2) offer you this license which gives you legal permission to copy, 411a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchidistribute and/or modify the software. 421a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 431a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi Also, for each author's protection and ours, we want to make certain 441a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithat everyone understands that there is no warranty for this free 451a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchisoftware. If the software is modified by someone else and passed on, we 461a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiwant its recipients to know that what they have is not the original, so 471a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithat any problems introduced by others will not reflect on the original 481a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiauthors' reputations. 491a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 501a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi Finally, any free program is threatened constantly by software 511a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchipatents. We wish to avoid the danger that redistributors of a free 521a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiprogram will individually obtain patent licenses, in effect making the 531a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiprogram proprietary. To prevent this, we have made it clear that any 541a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchipatent must be licensed for everyone's free use or not licensed at all. 551a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 561a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi The precise terms and conditions for copying, distribution and 571a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchimodification follow. 581a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 591a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi GNU GENERAL PUBLIC LICENSE 601a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION 611a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 621a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 0. This License applies to any program or other work which contains 631a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchia notice placed by the copyright holder saying it may be distributed 641a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiunder the terms of this General Public License. The "Program", below, 651a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchirefers to any such program or work, and a "work based on the Program" 661a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchimeans either the Program or any derivative work under copyright law: 671a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithat is to say, a work containing the Program or a portion of it, 681a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchieither verbatim or with modifications and/or translated into another 691a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchilanguage. (Hereinafter, translation is included without limitation in 701a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithe term "modification".) Each licensee is addressed as "you". 711a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 721a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiActivities other than copying, distribution and modification are not 731a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchicovered by this License; they are outside its scope. The act of 741a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchirunning the Program is not restricted, and the output from the Program 751a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiis covered only if its contents constitute a work based on the 761a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiProgram (independent of having been made by running the Program). 771a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiWhether that is true depends on what the Program does. 781a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 791a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1. You may copy and distribute verbatim copies of the Program's 801a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchisource code as you receive it, in any medium, provided that you 811a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiconspicuously and appropriately publish on each copy an appropriate 821a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchicopyright notice and disclaimer of warranty; keep intact all the 831a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchinotices that refer to this License and to the absence of any warranty; 841a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiand give any other recipients of the Program a copy of this License 851a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchialong with the Program. 861a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 871a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiYou may charge a fee for the physical act of transferring a copy, and 881a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiyou may at your option offer warranty protection in exchange for a fee. 891a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 901a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2. You may modify your copy or copies of the Program or any portion 911a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiof it, thus forming a work based on the Program, and copy and 921a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchidistribute such modifications or work under the terms of Section 1 931a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiabove, provided that you also meet all of these conditions: 941a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 951a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi a) You must cause the modified files to carry prominent notices 961a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi stating that you changed the files and the date of any change. 971a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 981a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi b) You must cause any work that you distribute or publish, that in 991a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi whole or in part contains or is derived from the Program or any 1001a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi part thereof, to be licensed as a whole at no charge to all third 1011a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi parties under the terms of this License. 1021a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1031a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi c) If the modified program normally reads commands interactively 1041a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi when run, you must cause it, when started running for such 1051a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi interactive use in the most ordinary way, to print or display an 1061a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi announcement including an appropriate copyright notice and a 1071a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi notice that there is no warranty (or else, saying that you provide 1081a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi a warranty) and that users may redistribute the program under 1091a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi these conditions, and telling the user how to view a copy of this 1101a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi License. (Exception: if the Program itself is interactive but 1111a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi does not normally print such an announcement, your work based on 1121a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi the Program is not required to print an announcement.) 1131a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1141a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiThese requirements apply to the modified work as a whole. If 1151a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiidentifiable sections of that work are not derived from the Program, 1161a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiand can be reasonably considered independent and separate works in 1171a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithemselves, then this License, and its terms, do not apply to those 1181a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchisections when you distribute them as separate works. But when you 1191a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchidistribute the same sections as part of a whole which is a work based 1201a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchion the Program, the distribution of the whole must be on the terms of 1211a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithis License, whose permissions for other licensees extend to the 1221a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchientire whole, and thus to each and every part regardless of who wrote it. 1231a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1241a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiThus, it is not the intent of this section to claim rights or contest 1251a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiyour rights to work written entirely by you; rather, the intent is to 1261a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiexercise the right to control the distribution of derivative or 1271a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchicollective works based on the Program. 1281a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1291a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiIn addition, mere aggregation of another work not based on the Program 1301a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiwith the Program (or with a work based on the Program) on a volume of 1311a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchia storage or distribution medium does not bring the other work under 1321a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithe scope of this License. 1331a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1341a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 3. You may copy and distribute the Program (or a work based on it, 1351a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiunder Section 2) in object code or executable form under the terms of 1361a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiSections 1 and 2 above provided that you also do one of the following: 1371a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1381a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi a) Accompany it with the complete corresponding machine-readable 1391a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi source code, which must be distributed under the terms of Sections 1401a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1 and 2 above on a medium customarily used for software interchange; or, 1411a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1421a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi b) Accompany it with a written offer, valid for at least three 1431a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi years, to give any third party, for a charge no more than your 1441a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi cost of physically performing source distribution, a complete 1451a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi machine-readable copy of the corresponding source code, to be 1461a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi distributed under the terms of Sections 1 and 2 above on a medium 1471a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi customarily used for software interchange; or, 1481a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1491a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi c) Accompany it with the information you received as to the offer 1501a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi to distribute corresponding source code. (This alternative is 1511a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi allowed only for noncommercial distribution and only if you 1521a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi received the program in object code or executable form with such 1531a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi an offer, in accord with Subsection b above.) 1541a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1551a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiThe source code for a work means the preferred form of the work for 1561a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchimaking modifications to it. For an executable work, complete source 1571a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchicode means all the source code for all modules it contains, plus any 1581a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiassociated interface definition files, plus the scripts used to 1591a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchicontrol compilation and installation of the executable. However, as a 1601a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchispecial exception, the source code distributed need not include 1611a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchianything that is normally distributed (in either source or binary 1621a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiform) with the major components (compiler, kernel, and so on) of the 1631a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchioperating system on which the executable runs, unless that component 1641a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiitself accompanies the executable. 1651a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1661a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiIf distribution of executable or object code is made by offering 1671a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiaccess to copy from a designated place, then offering equivalent 1681a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiaccess to copy the source code from the same place counts as 1691a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchidistribution of the source code, even though third parties are not 1701a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchicompelled to copy the source along with the object code. 1711a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1721a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 4. You may not copy, modify, sublicense, or distribute the Program 1731a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiexcept as expressly provided under this License. Any attempt 1741a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiotherwise to copy, modify, sublicense or distribute the Program is 1751a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchivoid, and will automatically terminate your rights under this License. 1761a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiHowever, parties who have received copies, or rights, from you under 1771a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithis License will not have their licenses terminated so long as such 1781a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiparties remain in full compliance. 1791a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1801a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 5. You are not required to accept this License, since you have not 1811a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchisigned it. However, nothing else grants you permission to modify or 1821a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchidistribute the Program or its derivative works. These actions are 1831a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiprohibited by law if you do not accept this License. Therefore, by 1841a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchimodifying or distributing the Program (or any work based on the 1851a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiProgram), you indicate your acceptance of this License to do so, and 1861a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiall its terms and conditions for copying, distributing or modifying 1871a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithe Program or works based on it. 1881a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1891a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 6. Each time you redistribute the Program (or any work based on the 1901a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiProgram), the recipient automatically receives a license from the 1911a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchioriginal licensor to copy, distribute or modify the Program subject to 1921a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithese terms and conditions. You may not impose any further 1931a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchirestrictions on the recipients' exercise of the rights granted herein. 1941a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiYou are not responsible for enforcing compliance by third parties to 1951a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithis License. 1961a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 1971a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 7. If, as a consequence of a court judgment or allegation of patent 1981a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiinfringement or for any other reason (not limited to patent issues), 1991a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiconditions are imposed on you (whether by court order, agreement or 2001a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiotherwise) that contradict the conditions of this License, they do not 2011a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiexcuse you from the conditions of this License. If you cannot 2021a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchidistribute so as to satisfy simultaneously your obligations under this 2031a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiLicense and any other pertinent obligations, then as a consequence you 2041a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchimay not distribute the Program at all. For example, if a patent 2051a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchilicense would not permit royalty-free redistribution of the Program by 2061a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiall those who receive copies directly or indirectly through you, then 2071a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithe only way you could satisfy both it and this License would be to 2081a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchirefrain entirely from distribution of the Program. 2091a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2101a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiIf any portion of this section is held invalid or unenforceable under 2111a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiany particular circumstance, the balance of the section is intended to 2121a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiapply and the section as a whole is intended to apply in other 2131a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchicircumstances. 2141a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2151a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiIt is not the purpose of this section to induce you to infringe any 2161a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchipatents or other property right claims or to contest validity of any 2171a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchisuch claims; this section has the sole purpose of protecting the 2181a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiintegrity of the free software distribution system, which is 2191a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiimplemented by public license practices. Many people have made 2201a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchigenerous contributions to the wide range of software distributed 2211a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithrough that system in reliance on consistent application of that 2221a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchisystem; it is up to the author/donor to decide if he or she is willing 2231a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchito distribute software through any other system and a licensee cannot 2241a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiimpose that choice. 2251a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2261a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiThis section is intended to make thoroughly clear what is believed to 2271a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchibe a consequence of the rest of this License. 2281a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2291a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 8. If the distribution and/or use of the Program is restricted in 2301a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchicertain countries either by patents or by copyrighted interfaces, the 2311a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchioriginal copyright holder who places the Program under this License 2321a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchimay add an explicit geographical distribution limitation excluding 2331a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithose countries, so that distribution is permitted only in or among 2341a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchicountries not thus excluded. In such case, this License incorporates 2351a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithe limitation as if written in the body of this License. 2361a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2371a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 9. The Free Software Foundation may publish revised and/or new versions 2381a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiof the General Public License from time to time. Such new versions will 2391a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchibe similar in spirit to the present version, but may differ in detail to 2401a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiaddress new problems or concerns. 2411a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2421a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiEach version is given a distinguishing version number. If the Program 2431a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchispecifies a version number of this License which applies to it and "any 2441a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchilater version", you have the option of following the terms and conditions 2451a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchieither of that version or of any later version published by the Free 2461a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiSoftware Foundation. If the Program does not specify a version number of 2471a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithis License, you may choose any version ever published by the Free Software 2481a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiFoundation. 2491a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2501a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 10. If you wish to incorporate parts of the Program into other free 2511a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiprograms whose distribution conditions are different, write to the author 2521a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchito ask for permission. For software which is copyrighted by the Free 2531a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiSoftware Foundation, write to the Free Software Foundation; we sometimes 2541a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchimake exceptions for this. Our decision will be guided by the two goals 2551a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiof preserving the free status of all derivatives of our free software and 2561a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiof promoting the sharing and reuse of software generally. 2571a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2581a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi NO WARRANTY 2591a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2601a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 11. BECAUSE THE PROGRAM IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY 2611a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiFOR THE PROGRAM, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN 2621a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiOTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES 2631a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiPROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED 2641a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiOR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 2651a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiMERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS 2661a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiTO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU. SHOULD THE 2671a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiPROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, 2681a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiREPAIR OR CORRECTION. 2691a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2701a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 12. IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING 2711a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiWILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR 2721a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiREDISTRIBUTE THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, 2731a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiINCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING 2741a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiOUT OF THE USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED 2751a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiTO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY 2761a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiYOU OR THIRD PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER 2771a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiPROGRAMS), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE 2781a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiPOSSIBILITY OF SUCH DAMAGES. 2791a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2801a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi END OF TERMS AND CONDITIONS 2811a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2821a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi How to Apply These Terms to Your New Programs 2831a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2841a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi If you develop a new program, and you want it to be of the greatest 2851a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchipossible use to the public, the best way to achieve this is to make it 2861a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchifree software which everyone can redistribute and change under these terms. 2871a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2881a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi To do so, attach the following notices to the program. It is safest 2891a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchito attach them to the start of each source file to most effectively 2901a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiconvey the exclusion of warranty; and each file should have at least 2911a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchithe "copyright" line and a pointer to where the full notice is found. 2921a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2931a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi <one line to give the program's name and a brief idea of what it does.> 2941a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi Copyright (C) <year> <name of author> 2951a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 2961a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi This program is free software; you can redistribute it and/or modify 2971a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi it under the terms of the GNU General Public License as published by 2981a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi the Free Software Foundation; either version 2 of the License, or 2991a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi (at your option) any later version. 3001a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 3011a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi This program is distributed in the hope that it will be useful, 3021a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi but WITHOUT ANY WARRANTY; without even the implied warranty of 3031a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 3041a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi GNU General Public License for more details. 3051a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 3061a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi You should have received a copy of the GNU General Public License along 3071a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi with this program; if not, write to the Free Software Foundation, Inc., 3081a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 3091a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 3101a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiAlso add information on how to contact you by electronic and paper mail. 3111a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 3121a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiIf the program is interactive, make it output a short notice like this 3131a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiwhen it starts in an interactive mode: 3141a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 3151a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi Gnomovision version 69, Copyright (C) year name of author 3161a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi Gnomovision comes with ABSOLUTELY NO WARRANTY; for details type `show w'. 3171a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi This is free software, and you are welcome to redistribute it 3181a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi under certain conditions; type `show c' for details. 3191a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 3201a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiThe hypothetical commands `show w' and `show c' should show the appropriate 3211a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiparts of the General Public License. Of course, the commands you use may 3221a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchibe called something other than `show w' and `show c'; they could even be 3231a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchimouse-clicks or menu items--whatever suits your program. 3241a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 3251a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiYou should also get your employer (if you work as a programmer) or your 3261a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchischool, if any, to sign a "copyright disclaimer" for the program, if 3271a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchinecessary. Here is a sample; alter the names: 3281a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 3291a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi Yoyodyne, Inc., hereby disclaims all copyright interest in the program 3301a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi `Gnomovision' (which makes passes at compilers) written by James Hacker. 3311a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 3321a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi <signature of Ty Coon>, 1 April 1989 3331a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi Ty Coon, President of Vice 3341a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchi 3351a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiThis General Public License does not permit incorporating your program into 3361a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiproprietary programs. If your program is a subroutine library, you may 3371a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchiconsider it more useful to permit linking proprietary applications with the 3381a07559af35241000e5418364a5c9f8c528fa14cLucas De Marchilibrary. If this is what you want to do, use the GNU Lesser General 3391a07559af35241000e5418364a5c9f8c528fa14cLucas De MarchiPublic License instead of this License. 340