This is the license which applies to OpenTTD with the exception of some

freedom to share and change it.  By contrast, the GNU General Public

License is intended to guarantee your freedom to share and change free

software--to make sure the software is free for all its users.  This

the GNU Lesser General Public License instead.)  You can apply it to

your programs, too.

price.  Our General Public Licenses are designed to make sure that you

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source code.  And you must show them these terms so they know their

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distribute and/or modify the software.

that everyone understands that there is no warranty for this free

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patents.  We wish to avoid the danger that redistributors of a free

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program proprietary.  To prevent this, we have made it clear that any

patent must be licensed for everyone's free use or not licensed at all.

modification follow.

a notice placed by the copyright holder saying it may be distributed

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Whether that is true depends on what the Program does.

source code as you receive it, in any medium, provided that you

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You may charge a fee for the physical act of transferring a copy, and

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These requirements apply to the modified work as a whole.  If

identifiable sections of that work are not derived from the Program,

a storage or distribution medium does not bring the other work under

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under Section 2) in object code or executable form under the terms of

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The source code for a work means the preferred form of the work for

making modifications to it.  For an executable work, complete source

distribution of the source code, even though third parties are not

compelled to copy the source along with the object code.

except as expressly provided under this License.  Any attempt

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This section is intended to make thoroughly clear what is believed to

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certain countries either by patents or by copyrighted interfaces, the

original copyright holder who places the Program under this License

may add an explicit geographical distribution limitation excluding

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of the General Public License from time to time.  Such new versions will

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this License, you may choose any version ever published by the Free Software

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of preserving the free status of all derivatives of our free software and

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FOR THE PROGRAM, TO THE EXTENT PERMITTED BY APPLICABLE LAW.  EXCEPT WHEN

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PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED

PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING,

REPAIR OR CORRECTION.

WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR

REDISTRIBUTE THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES,

INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING

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POSSIBILITY OF SUCH DAMAGES.

possible use to the public, the best way to achieve this is to make it

free software which everyone can redistribute and change under these terms.

to attach them to the start of each source file to most effectively

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the "copyright" line and a pointer to where the full notice is found.

    This is free software, and you are welcome to redistribute it

    under certain conditions; type `show c' for details.

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You should also get your employer (if you work as a programmer) or your

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This General Public License does not permit incorporating your program into

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