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Altera_Forum's avatar
Altera_Forum
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20 years ago

Installing or upgrading cygwin for nios2 5.0

I'd like to upgrade the version of cygwin that came with nios2 5.0. Is this possible? Newer versions of the cygwin dll have fixed a few problems with stty and io redirection. I have read t...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

What I did was to make sure to save a copy of all the settings

'%set > setsaved1.txt' in the nios shell before I installed the standard cygwin. After I installed 'standard' cygwin, I repeated this process in both the nios terminal and the new 'standard' cygwin shell. Next I opened and closed quartus and the IDE, and saved yet more copies of the settings. I have done a limited amount of work in each cygwin environment and so far I don't see any of the original settings being overwritten for either environment.

The i686 code I compiled under the new cygwin environment also seems to run OK in the nios shell.