Quote:
Originally Posted by BWinmill
If you replace the bash shell with the zsh under Linux, ...
As for Unix, it's little more than a trademark these days. ...
|
Have a look here for an answer:
http://en.wikipedia.org/wiki/POSIX#P...rating_systems
Quote:
|
Originally Posted by Wikipedia
POSIX (/ˈpɒzɪks/ poz-iks), an acronym for Portable Operating System Interface,[1] is a family of standards specified by the IEEE Computer Society for maintaining compatibility between operating systems. POSIX defines the application programming interface (API), along with command line shells and utility interfaces, for software compatibility with variants of Unix and other operating systems.
|
There are many fully compliant compliant systems and even more partially compliant - Linux is among them.
There is even POSIX subsystem you can install in Windows, called Cygwin and a few others - one even provided by Microsoft (complete together with a Korn shell, cca Win 2000 era).
Quote:
|
Originally Posted by Wikipedia
Programmers have ported many Unix, GNU, BSD and Linux programs and packages to Cygwin, including the X Window System, K Desktop Environment 3, GNOME,[3] Apache, and TeX. Cygwin permits installing inetd, syslogd, sshd, Apache, and other daemons as standard Windows services, allowing Microsoft Windows systems to emulate Unix and Linux servers.
|
See:
http://en.wikipedia.org/wiki/Cygwin