SOX is a discontinued
UNIX
Unix (; trademarked as UNIX) is a family of multitasking, multiuser computer operating systems that derive from the original AT&T Unix, whose development started in 1969 at the Bell Labs research center by Ken Thompson, Dennis Ritchie, an ...
clone. It was developed from scratch in
Brazil
Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
, in the late 1980s, by ''Computadores e Sistemas Brasileiros S/A'' (now
Cobra Tecnologia), under the leadership of
Ivan da Costa Marques. Certified as UNIX-compatible by
X/Open X/Open group (also known as the Open Group for Unix Systems and incorporated in 1987 as X/Open Company, Ltd.) was a consortium founded by several European UNIX systems manufacturers in 1984 to identify and promote open standards in the field of info ...
(through
UniSoft
UniSoft Corporation is an American software developer established in 1981, originally focused on the development of Unix ports for various computer architectures. Based in Millbrae, California, it now builds standardization and conformance test ...
) in early 1989, SOX was one of the first re-implementations of UNIX, fully independent of
AT&T
AT&T Inc. is an American multinational telecommunications holding company headquartered at Whitacre Tower in Downtown Dallas, Texas. It is the world's largest telecommunications company by revenue and the third largest provider of mobile te ...
, that passed the
X/Open X/Open group (also known as the Open Group for Unix Systems and incorporated in 1987 as X/Open Company, Ltd.) was a consortium founded by several European UNIX systems manufacturers in 1984 to identify and promote open standards in the field of info ...
verification tests, and the only one ever completed entirely outside the
United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territori ...
.
SOX was designed to run on COBRA's own
minicomputers and was the result of the
Brazilian Informatics Policy, which aimed to achieve technological independence from the
United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territori ...
. Despite being a technical success, SOX came too late, when COBRA had largely lost its support. SOX development stopped soon after it was certified, when the government decided to allow use of
UNIX System V Release 4.0.
See also
*
COSIX
*
History of Unix
The history of Unix dates back to the mid-1960s, when the Massachusetts Institute of Technology, AT&T Bell Labs, and General Electric were jointly developing an experimental time-sharing operating system called Multics for the GE-645 mainframe.
...
*
SISNE plus
SISNE plus is a DOS 3.3 compatible clone created by Itautec and Scopus Tecnologia in Brazil prior to the end of the Market Reserve in 1991, which, at that time, forbade the importation of electronic equipment and software for general use. With ...
References
* Peter Evans (1995) Embedded Autonomy: States and Industrial Transformation, Princeton, NJ: Princeton University Press
* Gustavo Gindre Monteiro Soares (2002) "A Politica dos Artifatos na Lei de Informática: o Caso SOX", XXV Congresso Brasileiro de Ciência de Comunicação, Salvador, Bahia.
* Luis Ferreira (aka Luix). Proposta de uma Arquitetura para um Sistema Operacional de Tempo Real. 1985. Dissertação (Mestrado em Engenharia de Sistemas e Computação) - Universidade Federal do Rio de Janeiro, Orientadores: Sueli Bandeira Teixeira Mendes and Firmo Freire.
* Márcia de Oliveira Cardoso. SOX: Um UNIX-compatível brasileiro a serviço do discurso de autonomia tecnológica. 2013. Tese de Doutorado apresentada ao Programa de Pós-Graduação História das Ciências e das Técnicas e Epistemologia, Universidade Federal do Rio de Janeiro, Orientador: José Carlos de Oliveira. http://sox-4s.pbworks.com/w/page/7219509/FrontPage
Information technology in Brazil
Unix variants
{{unix-stub