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, a ...

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 Ivan () is a Slavic male given name, connected with the variant of the Greek name (English: John) from Hebrew meaning 'God is gracious'. It is associated worldwide with Slavic countries. The earliest person known to bear the name was Bulgar ...

. 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 in ...

(through UniSoft) 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 tel ...

, that passed the

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 U.S. state, states, a Washington, D.C., federal district, five ma ...

. SOX was designed to run on COBRA's own

minicomputer A minicomputer, or colloquially mini, is a class of smaller general purpose computers that developed in the mid-1960s and sold at a much lower price than mainframe and mid-size computers from IBM and its direct competitors. In a 1970 survey, ...

s and was the result of the

Brazilian Informatics Policy Brazilian commonly refers to: * Something of, from or relating to Brazil * Brazilian Portuguese, the dialect of the Portuguese language used mostly in Brazil * Brazilians, the people (citizens) of Brazil, or of Brazilian descent Brazilian may also ...

, which aimed to achieve technological independence from the

. 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.

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

See also

References