Re: awk pipe and system call

On 3/28/2008 10:27 AM, pk wrote:
> uwcssa@[EMAIL PROTECTED]
 wrote:
> 
> 
>>However, the following never works:
>>
>>      BEGIN{ myvar1=0;}
>>      { myvar2 =1;
>>        system("echo " $myvar1  $myvar2);
>>
>>Any ideas? thanks a bunch
> 
> 
> - use myvar1 and myvar2, without the "$";

Not if he's trying to get $0 and $1.

> - put a space between the variables:
> 
> $ echo "blah" | awk 'BEGIN {myvar1=0}
> {myvar2=1;system("echo "myvar1" "myvar2)}'
> 0 1

He should still be seeing the concatenation of $0 and $1 with what he had
(though all he said was that it "never works" so maybe that IS what he's
seeing
and it's just not what he expected).

	Ed.