X-Nico

2 unusual facts about Version 6 Unix


Version 6 Unix

Since source code was available and the license was not explicit enough to forbid it, V6 was taken up as a teaching tool, notably by the University of California, Berkeley, Johns Hopkins University and the University of New South Wales (UNSW).

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UNSW professor John Lions' famous Commentary on UNIX 6th Edition was an edited selection of the main parts of the kernel as implemented for a Digital PDP-11/40, and was the main source of kernel documentation for many early Unix developers.


Whitesmiths

The Whitesmiths compiler, first written for the PDP-11, was released in 1978 and compiled a version of C similar to that accepted by Version 6 Unix (Dennis Ritchie's original C compiler).


see also