RE: why isn't command expansion deferred?? (stupid question probably)

[Mark Galeck (CW)]

I see, thank you for explaining!  How does your server know I reply to an 
"unrelated thread", when I change the subject line??

>
The expansion of variables and functions in a recipe is deferred...
until the recipe is invoked.  The entire recipe, including all lines, is
expanded when make decides to run the rule.

>

To do things like this you need to use shell commands, not make
commands.