On Tue, 2007-07-03 at 00:40 -0600, Bob Proulx wrote:
> Actually it does depending upon which version of GNU make we are
> talking about. Older versions such as 3.80 *did* override the
> environment version of SHELL. Newer versions such as 3.81 now do not.
> What you are saying is definitely true of the newer version but the
> older version did it the other way and it is still quite commonly seen
> in the wild.
>
> In the NEWS file for GNU make 3.81:
>
> * Changes made for POSIX compatibility:
> - Setting the SHELL make variable does NOT change the value of the
> SHELL environment variable given to programs invoked by make. As
> an enhancement to POSIX, if you export the make variable SHELL then
> it will be set in the environment, just as before.
> It really is "You can't tell the players without a scorecard."
Note the last sentence in the NEWS file. If you want to portably set
SHELL in subshells that make invokes, just export it:
export SHELL := /bin/sh
This will work reliably in all versions of GNU make.
--
-------------------------------------------------------------------------------
Paul D. Smith <[EMAIL PROTECTED]> Find some GNU make tips at:
http://www.gnu.org http://make.paulandlesley.org
"Please remain calm...I may be mad, but I am a professional." --Mad Scientist
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