[CMake] $ENV{HOSTNAME}

[Gonzalo Garramuño]

Salvatore Iovene wrote:
> 
> A bug? Thanks.
> 

Nope.

$ echo $HOSTNAME
aura1

$ sh -c "echo \$HOSTNAME"

$ bash -c "echo \$HOSTNAME"
aura1

Basically, HOSTNAME is a variable that is set by some shells like bash 
only, but cmake for speed and consistency runs commands using the most 
basic unix shell (ie. sh), which does not set that variable by default.

-- 
Gonzalo Garramuño
ggarra at advancedsl.com.ar

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