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Date:	Tue, 01 Jun 2004 16:45:31 +0200
From:	bertrand marquis <bertrand_marquis AT yahoo DOT fr>
Reply-To:	bertrand_marquis AT yahoo DOT fr
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To:	cygwin AT cygwin DOT com
Subject:	Re: problem with make under cygwin
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thanks

i found also that passing -n to echo solve the problem ???? :

HAVE_DEVFS := $(shell grep 'CONFIG_DEVFS_FS=y' ../../linux/.config &> 
/dev/null && echo -n "yes" || echo -n "no")

but thank you, your solution is so much better



Christopher Faylor a écrit:

>On Tue, Jun 01, 2004 at 10:00:21AM +0200, bertrand marquis wrote:
>  
>
>>Hello
>>
>>  i'm having a strange problem with the make command and shell.
>>
>>i try to run a makefile with this :
>>HAVE_DEVFS := $(shell grep 'CONFIG_DEVFS_FS=y' ../../linux/.config &> 
>>/dev/null && echo "yes" || echo "no")
>>
>>the shell command is working out of a makefile but in the makefile the 
>>HAVE_DEVFS variable only contain the output of the grep command. Does 
>>anyone know why it doesn't work ?
>>    
>>
>
>make uses /bin/sh.  /bin/sh doesn't understand the >& construct.  It
>is not portable.
>
>Use
>
>HAVE_DEVFS := $(shell grep 'CONFIG_DEVFS_FS=y' ../../linux/.config >/dev/null 2>&1 && echo "yes" || echo "no")
>
>instead.
>
>cgf
>
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