LEGAL NOTICE INFORMATION

All the files in this distribution are covered under either the Ruby’s license (see the file COPYING) or public-domain except some files mentioned below.

addr2line.c

A part of this file is from FreeBSD.

Copyright © 1986, 1988, 1991, 1993

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© UNIX System Laboratories, Inc.

All or some portions of this file are derived from material licensed to the University of California by American Telephone and Telegraph Co. or Unix System Laboratories, Inc. and are reproduced herein with the permission of UNIX System Laboratories, Inc.

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@(#)subr_prf.c 8.3 (Berkeley) 1/21/94

ccan/build_assert/build_assert.h

ccan/check_type/check_type.h

ccan/container_of/container_of.h

ccan/str/str.h

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ccan/list/list.h

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coroutine

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include/ruby/onigmo.h

include/ruby/oniguruma.h

regcomp.c

regenc.c

regenc.h

regerror.c

regexec.c

regint.h

regparse.c

regparse.h

enc/ascii.c

enc/big5.c

enc/cp949.c

enc/emacs_mule.c

enc/encdb.c

enc/euc_jp.c

enc/euc_kr.c

enc/euc_tw.c

enc/gb18030.c

enc/gb2312.c

enc/gbk.c

enc/iso_8859_1.c

enc/iso_8859_10.c

enc/iso_8859_11.c

enc/iso_8859_13.c

enc/iso_8859_14.c

enc/iso_8859_15.c

enc/iso_8859_16.c

enc/iso_8859_2.c

enc/iso_8859_3.c

enc/iso_8859_4.c

enc/iso_8859_5.c

enc/iso_8859_6.c

enc/iso_8859_7.c

enc/iso_8859_8.c

enc/iso_8859_9.c

enc/koi8_r.c

enc/koi8_u.c

enc/shift_jis.c

enc/unicode.c

enc/us_ascii.c

enc/utf_16be.c

enc/utf_16le.c

enc/utf_32be.c

enc/utf_32le.c

enc/utf_8.c

enc/windows_1251.c

enc/windows_31j.c

Onigmo (Oniguruma-mod) LICENSE

Copyright © 2002-2009

K.Kosako <sndgk393 AT ybb DOT ne DOT jp>

Copyright © 2011-2014

K.Takata <kentkt AT csc DOT jp>

All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

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THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Oniguruma LICENSE

Copyright © 2002-2009

K.Kosako <sndgk393 AT ybb DOT ne DOT jp>

All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

github.com/k-takata/Onigmo/
github.com/kkos/oniguruma
svnweb.freebsd.org/ports/head/devel/oniguruma/

When this software is partly used or it is distributed with Ruby, this of Ruby follows the license of Ruby.

enc/windows_1250.c

enc/windows_1252.c

Copyright © 2006-2007

Byte <byte AT mail DOT kna DOT ru> K.Kosako <sndgk393 AT ybb DOT ne DOT jp>

All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

enc/cesu_8.c

enc/windows_1253.c

enc/windows_1254.c

enc/windows_1257.c

Copyright © 2002-2007

K.Kosako <sndgk393 AT ybb DOT ne DOT jp>

All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

enc/trans/GB/GB12345%UCS.src

enc/trans/GB/UCS%GB12345.src

enc/trans/GB/GB2312%UCS.src

enc/trans/GB/UCS%GB2312.src

These files have this explanatory texts.

This mapping data was created from files provided by Unicode, Inc. (The Unicode Consortium). The files were used to create a product supporting Unicode, as explicitly permitted in the files’ copyright notices. Please note that Unicode, Inc. never made any claims as to fitness of these files for any particular purpose, and has ceased to publish the files many years ago.

enc/trans/JIS/JISX0201-KANA%UCS.src

enc/trans/JIS/JISX0208@1990%UCS.src

enc/trans/JIS/JISX0212%UCS.src

enc/trans/JIS/UCS%JISX0201-KANA.src

enc/trans/JIS/UCS%JISX0208@1990.src

enc/trans/JIS/UCS%JISX0212.src

These files are copyrighted as the following.

© 2015 Unicode®, Inc.

For terms of use, see www.unicode.org/terms_of_use.html

enc/trans/JIS/JISX0213-1%UCS@BMP.src

enc/trans/JIS/JISX0213-1%UCS@SIP.src

enc/trans/JIS/JISX0213-2%UCS@BMP.src

enc/trans/JIS/JISX0213-2%UCS@SIP.src

These files are copyrighted as the following.

Copyright © 2001

earthian@tama.or.jp, All Rights Reserved.

Copyright © 2001

I’O, All Rights Reserved.

Copyright © 2006

Project X0213, All Rights Reserved.

You can use, modify, distribute this table freely.

enc/trans/JIS/UCS@BMP%JISX0213-1.src

enc/trans/JIS/UCS@BMP%JISX0213-2.src

enc/trans/JIS/UCS@SIP%JISX0213-1.src

enc/trans/JIS/UCS@SIP%JISX0213-2.src

These files are copyrighted as the following.

Copyright © 2001

earthian@tama.or.jp, All Rights Reserved.

Copyright © 2001

I’O, All Rights Reserved.

You can use, modify, distribute this table freely.

enc/trans/ucm/glibc-BIG5-2.3.3.ucm

enc/trans/ucm/glibc-BIG5HKSCS-2.3.3.ucm

Copyright © 2001-2005

International Business Machines Corporation and others. All Rights Reserved.

enc/trans/ucm/windows-950-2000.ucm

enc/trans/ucm/windows-950_hkscs-2001.ucm

Copyright © 2001-2002

International Business Machines Corporation and others. All Rights Reserved.

configure

This file is free software.

Copyright © 1992-1996, 1998-2012

Free Software Foundation, Inc.

This configure script is free software; the Free Software Foundation gives unlimited permission to copy, distribute and modify it.

tool/config.guess

tool/config.sub

As long as you distribute these files with the file configure, they are covered under the Ruby’s license.

Copyright 1992-2018

Free Software Foundation, Inc.

This file is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, see <www.gnu.org/licenses/>.

As a special exception to the GNU General Public License, if you distribute this file as part of a program that contains a configuration script generated by Autoconf, you may include it under the same distribution terms that you use for the rest of that program. This Exception is an additional permission under section 7 of the GNU General Public License, version 3 (“GPLv3”).

tool/lib/test/*

tool/lib/core_assertions.rb

Some of methods on these files are based on MiniTest 4. MiniTest 4 is distributed under the MIT License.

Copyright © Ryan Davis, seattle.rb

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the ‘Software’), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED ‘AS IS’, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

parse.c

parse.h

These files are licensed under the GPL, but are incorporated into Ruby and redistributed under the terms of the Ruby license, as permitted by the exception to the GPL below.

Copyright © 1984, 1989-1990, 2000-2015, 2018

Free Software Foundation, Inc.

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see <www.gnu.org/licenses/>.

As a special exception, you may create a larger work that contains part or all of the Bison parser skeleton and distribute that work under terms of your choice, so long as that work isn’t itself a parser generator using the skeleton or a modified version thereof as a parser skeleton. Alternatively, if you modify or redistribute the parser skeleton itself, you may (at your option) remove this special exception, which will cause the skeleton and the resulting Bison output files to be licensed under the GNU General Public License without this special exception.

This special exception was added by the Free Software Foundation in version 2.2 of Bison.

missing/dtoa.c

This file is under these licenses.

Copyright © 1991, 2000, 2001

by Lucent Technologies.

Permission to use, copy, modify, and distribute this software for any purpose without fee is hereby granted, provided that this entire notice is included in all copies of any software which is or includes a copy or modification of this software and in all copies of the supporting documentation for such software.

THIS SOFTWARE IS BEING PROVIDED “AS IS”, WITHOUT ANY EXPRESS OR IMPLIED WARRANTY. IN PARTICULAR, NEITHER THE AUTHOR NOR LUCENT MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.

Copyright © 2004-2008

David Schultz <das@FreeBSD.ORG> All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

win32/win32.c

include/ruby/win32.h

You can apply the Artistic License to these files. (or GPL, alternatively)

Copyright © 1993

Intergraph Corporation

You may distribute under the terms of either the GNU General Public License or the Artistic License, as specified in the perl README file.

missing/mt19937.c

This file is under the new-style BSD license.

A C-program for MT19937, with initialization improved 2002/2/10.

Coded by Takuji Nishimura and Makoto Matsumoto.

This is a faster version by taking Shawn Cokus’s optimization, Matthe Bellew’s simplification, Isaku Wada’s real version.

Before using, initialize the state by using init_genrand(seed) or init_by_array(init_key, key_length).

Copyright © 1997 - 2002

Makoto Matsumoto and Takuji Nishimura, All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

The names of its contributors may not be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Any feedback is very welcome. www.math.keio.ac.jp/matumoto/emt.html email: matumoto@math.keio.ac.jp

The Wayback Machine url: web.archive.org/web/19990429082237/http://www.math.keio.ac.jp/matumoto/emt.html

missing/procstat_vm.c

This file is under the new-style BSD license.

Copyright © 2007

Robert N. M. Watson All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

$FreeBSD: head/usr.bin/procstat/procstat_vm.c 261780 2014-02-11 21:57:37Z jhb $

vsnprintf.c

This file is under the old-style BSD license.

Copyright © 1990, 1993

The Regents of the University of California. All rights reserved.

This code is derived from software contributed to Berkeley by Chris Torek.

st.c

strftime.c

include/ruby/st.h

missing/acosh.c

missing/alloca.c

missing/erf.c

missing/hypot.c

missing/lgamma_r.c

missing/memcmp.c

missing/memmove.c

missing/strchr.c

missing/strerror.c

missing/strstr.c

missing/tgamma.c

ext/date/date_strftime.c

ext/digest/sha1/sha1.c

ext/digest/sha1/sha1.h

These files are all under public domain.

missing/crypt.c

This file is under the old-style BSD license.

Copyright © 1989, 1993

The Regents of the University of California. All rights reserved.

This code is derived from software contributed to Berkeley by Tom Truscott.

missing/setproctitle.c

This file is under the old-style BSD license.

Copyright 2003

Damien Miller

Copyright © 1983, 1995-1997

Eric P. Allman

Copyright © 1988, 1993

The Regents of the University of California. All rights reserved.

missing/strlcat.c

missing/strlcpy.c

These files are under an ISC-style license.

Copyright © 1998, 2015

Todd C. Miller <Todd.Miller@courtesan.com>

Permission to use, copy, modify, and distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.

THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

missing/langinfo.c

This file is from www.cl.cam.ac.uk/~mgk25/ucs/langinfo.c. Ruby uses a modified version. The file contains the following author/copyright notice:

Markus.Kuhn@cl.cam.ac.uk – 2002-03-11

Permission to use, copy, modify, and distribute this software for any purpose and without fee is hereby granted. The author disclaims all warranties with regard to this software.

ext/digest/md5/md5.c

ext/digest/md5/md5.h

These files are under the following license. Ruby uses modified versions of them.

Copyright © 1999, 2000

Aladdin Enterprises. All rights reserved.

This software is provided ‘as-is’, without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software.

Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:

The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.

Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.

This notice may not be removed or altered from any source distribution.

Peter Deutsch

ghost@aladdin.com

ext/digest/rmd160/rmd160.c

ext/digest/rmd160/rmd160.h

These files have the following copyright information, and by the author we are allowed to use it under the new-style BSD license.

AUTHOR

Antoon Bosselaers, ESAT-COSIC (Arranged for libc by Todd C. Miller)

DATE

1 March 1996

Copyright ©

Katholieke Universiteit Leuven

1996, All Rights Reserved

ext/digest/sha2/sha2.c

ext/digest/sha2/sha2.h

These files are under the new-style BSD license.

Copyright 2000

Aaron D. Gifford. All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

Neither the name of the copyright holder nor the names of contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) AND CONTRIBUTOR(S) “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) OR CONTRIBUTOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

ext/json/generator/generator.c

The file contains the following copyright notice.

Copyright 2001-2004

Unicode, Inc.

Disclaimer

This source code is provided as is by Unicode, Inc. No claims are made as to fitness for any particular purpose. No warranties of any kind are expressed or implied. The recipient agrees to determine applicability of information provided. If this file has been purchased on magnetic or optical media from Unicode, Inc., the sole remedy for any claim will be exchange of defective media within 90 days of receipt.

Limitations on Rights to Redistribute This Code

Unicode, Inc. hereby grants the right to freely use the information supplied in this file in the creation of products supporting the Unicode Standard, and to make copies of this file in any form for internal or external distribution as long as this notice remains attached.

ext/nkf/nkf-utf8/config.h

ext/nkf/nkf-utf8/nkf.c

ext/nkf/nkf-utf8/utf8tbl.c

These files are under the following license. So to speak, it is copyrighted semi-public-domain software.

Copyright © 1987

Fujitsu LTD. (Itaru ICHIKAWA)

Everyone is permitted to do anything on this program including copying, modifying, improving, as long as you don’t try to pretend that you wrote it. i.e., the above copyright notice has to appear in all copies. Binary distribution requires original version messages. You don’t have to ask before copying, redistribution or publishing. THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE.

ext/psych

test/psych

The files under these directories are under the following license, except for ext/psych/yaml.

Copyright 2009

Aaron Patterson, et al.

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the ‘Software’), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED ‘AS IS’, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

ext/psych/yaml

The files under this directory are under the following license.

Copyright © 2006

Kirill Simonov

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

ext/pty/pty.c

C) Copyright 1998

by Akinori Ito.

This software may be redistributed freely for this purpose, in full or in part, provided that this entire copyright notice is included on any copies of this software and applications and derivations thereof.

This software is provided on an “as is” basis, without warranty of any kind, either expressed or implied, as to any matter including, but not limited to warranty of fitness of purpose, or merchantability, or results obtained from use of this software.

ext/socket/addrinfo.h

ext/socket/getaddrinfo.c

ext/socket/getnameinfo.c

These files are under the new-style BSD license.

Copyright © 1995, 1996, 1997, 1998, and 1999

WIDE Project.

All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

Neither the name of the project nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

ext/win32ole/win32ole.c

You can apply the Artistic License to this file. (or GPL, alternatively)

© 1995

Microsoft Corporation. All rights reserved.

Developed by ActiveWare Internet Corp., www.ActiveWare.com

Other modifications Copyright © 1997, 1998

by Gurusamy Sarathy

<gsar@umich.edu> and Jan Dubois <jan.dubois@ibm.net>

You may distribute under the terms of either the GNU General Public License or the Artistic License, as specified in the README file of the Perl distribution.

The Wayback Machine url: web.archive.org/web/19970607104352/http://www.activeware.com:80/

lib/rdoc/generator/template/darkfish/css/fonts.css

This file is licensed under the SIL Open Font License.

spec/mspec

spec/ruby

The files under these directories are under the following license.

Copyright © 2008

Engine Yard, Inc. All rights reserved.

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

lib/rubygems.rb

lib/rubygems

test/rubygems

RubyGems is under the following license.

RubyGems is copyrighted free software by Chad Fowler, Rich Kilmer, Jim Weirich and others. You can redistribute it and/or modify it under either the terms of the MIT license, or the conditions below:

You may make and give away verbatim copies of the source form of the software without restriction, provided that you duplicate all of the original copyright notices and associated disclaimers.

You may modify your copy of the software in any way, provided that you do at least ONE of the following:

place your modifications in the Public Domain or otherwise make them Freely Available, such as by posting said modifications to Usenet or an equivalent medium, or by allowing the author to include your modifications in the software.

use the modified software only within your corporation or organization.

give non-standard executables non-standard names, with instructions on where to get the original software distribution.

make other distribution arrangements with the author.

You may distribute the software in object code or executable form, provided that you do at least ONE of the following:

distribute the executables and library files of the software, together with instructions (in the manual page or equivalent) on where to get the original distribution.

accompany the distribution with the machine-readable source of the software.

give non-standard executables non-standard names, with instructions on where to get the original software distribution.

make other distribution arrangements with the author.

You may modify and include the part of the software into any other software (possibly commercial).

The scripts and library files supplied as input to or produced as output from the software do not automatically fall under the copyright of the software, but belong to whomever generated them, and may be sold commercially, and may be aggregated with this software.

THIS SOFTWARE IS PROVIDED “AS IS” AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

lib/bundler

lib/bundler.rb

spec/bundler

Bundler is under the following license.

Portions copyright © 2010

Andre Arko

Portions copyright © 2009

Engine Yard

MIT License

lib/bundler/vendor/thor

Thor is under the following license.

Copyright © 2008 Yehuda Katz, Eric Hodel, et al.

MIT License

lib/rubygems/resolver/molinillo

molinillo is under the following license.

Copyright © 2014 Samuel E. Giddins segiddins@segiddins.me

MIT License

lib/bundler/vendor/pub_grub

pub_grub is under the following license.

Copyright © 2018 John Hawthorn

MIT License

lib/bundler/vendor/connection_pool

connection_pool is under the following license.

Copyright © 2011 Mike Perham

MIT License

lib/bundler/vendor/net-http-persistent

net-http-persistent is under the following license.

Copyright © Eric Hodel, Aaron Patterson

MIT License

lib/did_you_mean

lib/did_you_mean.rb

test/did_you_mean

did_you_mean is under the following license.

Copyright © 2014-2016 Yuki Nishijima

MIT License

lib/error_highlight

lib/error_highlight.rb

test/error_highlight

error_highlight is under the following license.

Copyright © 2021 Yusuke Endoh

MIT License

benchmark/so_ackermann.rb

benchmark/so_array.rb

benchmark/so_binary_trees.rb

benchmark/so_concatenate.rb

benchmark/so_count_words.yml

benchmark/so_exception.rb

benchmark/so_fannkuch.rb

benchmark/so_fasta.rb

benchmark/so_k_nucleotide.yml

benchmark/so_lists.rb

benchmark/so_mandelbrot.rb

benchmark/so_matrix.rb

benchmark/so_meteor_contest.rb

benchmark/so_nbody.rb

benchmark/so_nested_loop.rb

benchmark/so_nsieve.rb

benchmark/so_nsieve_bits.rb

benchmark/so_object.rb

benchmark/so_partial_sums.rb

benchmark/so_pidigits.rb

benchmark/so_random.rb

benchmark/so_reverse_complement.yml

benchmark/so_sieve.rb

benchmark/so_spectralnorm.rb

These files are very old copy of then-called “The Great Computer Language Shootout”. LEGAL SITUATION OF THESE FILES ARE UNCLEAR because the original site has been lost. Upstream diverged to delete several benchmarks listed above.

MIT License

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Old-style BSD license

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

Neither the name of the University nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

IMPORTANT NOTE

From ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change paragraph 3 above is now null and void.