by Dan Jacobso » Sat, 18 Jan 2003 08:52:13
by John » Sat, 18 Jan 2003 14:18:40
John.
by Barry Margoli » Sun, 19 Jan 2003 02:11:07
>> dear sirs, is
>> $ env PAGER=cat LC_CTYPE=en_US.ISO8859-1 perldoc perltw
>> the same as
>> $ PAGER=cat LC_CTYPE=en_US.ISO8859-1 perldoc perltw
>Yes. What the env command buys you is the ability to remove either the whole
>environment or just selected parts of it. This can be very useful in
>testing, and in
>making sure that your lovingly-developed new program does not have a hidden
>dependency on something you added to your .profile three years ago.
>Look at env -i or -u. Note that env -u VARIABLE command is *different* from
>VARIABLE= command -- in the latter case VARIABLE is still in command's
>environment even though it has been set to nothing.
(setenv PAGER cat; setenv LC_TYPE=en_US.ISO8859-1; perldoc perltw)
The env command works the same no matter what shell you're using it from.
--
Genuity, Woburn, MA
*** DON'T SEND TECHNICAL QUESTIONS DIRECTLY TO ME, post them to newsgroups.
Please DON'T copy followups to me -- I'll assume it wasn't posted to the group.
After gen'ing with 'express option' and 'no network' (which seemed to
run ok), I get the message "NO DISPLAY ENV" when I execute 'startx'.
Checking 'env' does not show a 'DISPLAY' variable, but I cannot find
anything that works. Any ideas?
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