Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/ Upstream-Name: icalendar Source: https://github.com/icalendar/icalendar Files: * Copyright: Ryan Ahearn License: GPL-2 or BSD-2-Clause or RubyLicense Files: lib/icalendar/tzinfo.rb Copyright: 2008 Sean Dague License: GPL-2 or BSD-2-Clause or RubyLicense Files: debian/* Copyright: 2018 Pirate Praveen License: GPL-2 or BSD-2-Clause or RubyLicense Comment: the Debian packaging is licensed under the same terms as the original package. License: GPL-2 or BSD-2-Clause or RubyLicense Ruby is copyrighted free software by Yukihiro Matsumoto . . As of Ruby 1.9.3, the Ruby Language went from a Dual GPL/Ruby license to Dual BSD/Ruby license. The intent of the icalendar license is that it is provided under the same terms as Ruby itself. The way we're going to interpret this is the software can be redistributed under any of the 3 licenses, GPL, BSD, or the conditions below, at your option: . 1. 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. . 2. You may modify your copy of the software in any way, provided that you do at least ONE of the following: . a) 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. . b) use the modified software only within your corporation or organization. . c) rename any non-standard executables so the names do not conflict with standard executables, which must also be provided. . d) make other distribution arrangements with the author. . 3. You may distribute the software in object code or executable form, provided that you do at least ONE of the following: . a) 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. . b) accompany the distribution with the machine-readable source of the software. . c) give non-standard executables non-standard names, with instructions on where to get the original software distribution. . d) make other distribution arrangements with the author. . 4. You may modify and include the part of the software into any other software (possibly commercial). But some files in the distribution are not written by the author, so that they are not under this terms. They are gc.c(partly), utils.c(partly), regex.[ch], fnmatch.[ch], glob.c, st.[ch] and some files under the ./missing directory. See each file for the copying condition. . 5. 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. . 6. THIS SOFTWARE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. . -- On Debian GNU/Linux systems, the complete text of the GNU General Public License can be found in `/usr/share/common-licenses/GPL-2'. . -- BSD-2-clause license text: . Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: . 1) Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. . 2) 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 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 HOLDER 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.