i guess backslash wouldnt work because export is not recognized as a shell
command in make..
Also, make manual hints that export can be used to communicate variables to
sub-make, so i am not sure if exporting a variable and using it in the same
makefile would work..

kalyan

On Fri, Feb 27, 2009 at 4:38 AM, John Calcote <[email protected]>wrote:

> Alan,
>
> Try adding a backslash after the export QA... statement like this:
>
> test:
>   export QA_STEP=start; \
>   touch ${QA_STEP};
>
> make executes each line in a separate shell, so QA_STEP will not be set in
> the shell that executes the touch statement unless you execute both
> commands
> in the same statement.
>
> John
>
> -----Original Message-----
> From: [email protected]
> [mailto:help-make-bounces+john.calcote <help-make-bounces%2Bjohn.calcote>=
> [email protected]] On Behalf Of albob
> Sent: Thursday, February 26, 2009 10:28 AM
> To: [email protected]
> Subject: Using environmnet variables in make
>
>
> Hi,
>   I have the following Makefile
>
> .EXPORT_ALL_VARIABLES:
> .SUFFIXES:
>
> test:
>   export QA_STEP=start ;
>   touch ${QA_STEP};
>
> Which I run using "gmake". This gives me:
>
> slappy628: gmake test
> export QA_STEP=qa_rtl ;
> touch  ;
> touch: file arguments missing
> Try `touch --help' for more information.
> gmake: *** [test] Error 1
>
> Can anyone tell me what I am doing wrong? No matter what I try I can not
> get
> it to pick up on the environment variable set. Help would be much
> appreciated.
> Thanks
>       Alan
>
> --
> View this message in context:
>
> http://www.nabble.com/Using-environmnet-variables-in-make-tp22229241p2222924
> 1.html<http://www.nabble.com/Using-environmnet-variables-in-make-tp22229241p2222924%0A1.html>
> Sent from the Gnu - Make - Help mailing list archive at Nabble.com.
>
>
>
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