Open Source Definition

1
Open Source Definition?????????????????

• ????? ??????????????
• ?????????????????????????????
• ??????????????????????????????????????????????????
  (NECTEC)

2
Free Software ???????

• ????????????????????? ?????
• ?????? (freedom to run )
• ????? (freedom to study)
• ?????????? (freedom to redistribute)
• ????????(freedom to improve)

3
????????????????????????????????

• Free Redistribution???????????????????
  ???????????????????????? ????? ???
  ??????????????????????????????? Royalty fee
• Source Code???????????????? compile
  ??????????????? Source code ????
• Derived Works?????????????? ???????? ???????
  ??????????????????????? license ???????

4
????????????????????????????????

• Integrity of the Author?s Source
  Code?????????????????????????????????????????
  patch file ????????????????????????????? Source
  code
• No Discrimination Against Persons or
  Groups???????????????????????????????????????????
  ?????????????????
• No Discrimination Against Fields of
  Endeavor?????????????????????????????????????????
  ??????????

5
????????????????????????????????

• Distribution of License??????????????????????????
  ???????? ???????????? license ??????????????????
  ??????????????????? non-disclosure agreement
• License Must Not Be Specific to a
  Product??????????????????????????????????????????
  ?????????????????????????????????
• The License Must Not Restrict Other
  SoftwareLicense ?????????????????????????????????
  ????????????????????

6
???????? License

• GPL Emacs
• LGPL C Library can include in product
• X, BSD, Apache gov. own approx. public domain
• Artistic Perl non-sale, but can sell if
  others
• MPL Mozilla no allowing Netscape to
  re-distribution the mod.
• NPL Netscape allow Netscape to
  re-distribution the mod.

7
???????????????? License

• License mixed with mod. not re-licensed privilege
• non-free sw returned to by anyone over mod.
• GPL
• LGPL ok
• BSD ok ok
• NPL ok ok ok
• MPL ok ok
• Public Domain ok ok ok

8
???????????????

• http//www.fsf.orghttp//www.fsf.org/philosophy/f
  ree-sw.html
• http//www.opensource.orghttp//www.opensource.or
  g/docs/definition_plain.html

9

• ?????? LinuxTLE_at_Pantip
• 29-31 ?????? 2545 ????????????????????