That's not really fair.   The compiler and the utilities was developed for UNIX long before the Linux kernel existed.  This is why so many of consider "Linux" just the current version of UNIX.

On Tue, Mar 14, 2017 at 12:20 PM, Arthur Krewat <krewat@kilonet.net> wrote:
Everything. I'm trying to grok how long Linux as a whole was in active development. That includes all the GNU utilities, GCC, everything.

Just like a "regular" corporate development environment would have devoted to the cause :)




On 3/14/2017 11:57 AM, Michael Kjörling wrote:
On 14 Mar 2017 11:51 -0400, from krewat@kilonet.net (Arthur Krewat):
in reality, how much of Linux was based on previous works?
Linux the kernel, or Linux the usable operating system (which would
include at least the essential userspace parts)?