On Tue, May 20, 2008 at 01:33:15PM +1000, Mark Andrews wrote:
> 
>       And when tested does behave the way you describe.
> 
>       Mark
> 
> drugs:9.5.x 13:30 {4371} % bash
> [EMAIL PROTECTED] ~/cvs/9.5.x]$ printenv | grep FOO
> [EMAIL PROTECTED] ~/cvs/9.5.x]$ FOO=ll
> [EMAIL PROTECTED] ~/cvs/9.5.x]$ export FOO
> [EMAIL PROTECTED] ~/cvs/9.5.x]$ printenv | grep FOO
> FOO=ll
> [EMAIL PROTECTED] ~/cvs/9.5.x]$ FOO=""
> [EMAIL PROTECTED] ~/cvs/9.5.x]$ export FOO
> [EMAIL PROTECTED] ~/cvs/9.5.x]$ printenv | grep FOO
> FOO=
> [EMAIL PROTECTED] ~/cvs/9.5.x]$ env -i PATH=$PATH printenv | grep FOO
> [EMAIL PROTECTED] ~/cvs/9.5.x]$ 

This is Solaris but bash is bash:

[EMAIL PROTECTED] ~]$ printenv | grep CFLAGS
CFLAGS=-xO3 -m32 -xarch=native -mt  -I/usr/sfw/include -I/usr/X11/include 
-I/opt/sfw/include
You have mail in /var/mail/duhring
[EMAIL PROTECTED] ~]$ export CFLAGS=""
[EMAIL PROTECTED] ~]$ printenv | grep CFLAGS
CFLAGS=
[EMAIL PROTECTED] ~]$ export CFLAGS='-xO3 -m32 -xarch=native'
[EMAIL PROTECTED] ~]$ printenv | grep CFLAGS
CFLAGS=-xO3 -m32 -xarch=native
[EMAIL PROTECTED] ~]$ export CFLAGS=""
[EMAIL PROTECTED] ~]$ printenv | grep CFLAGS
CFLAGS=
[EMAIL PROTECTED] ~]$ env -i PATH=$PATH printenv | grep CFLAGS
[EMAIL PROTECTED] ~]$ 

When I tell you that CFLAGS="", CFLAGS="", and a cursory
examination of my last compiler output would have shown you exactly
that.

_______________________________________________
freebsd-stable@freebsd.org mailing list
http://lists.freebsd.org/mailman/listinfo/freebsd-stable
To unsubscribe, send any mail to "[EMAIL PROTECTED]"

Reply via email to