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Re: conditional statements

From: Oleksandr Gavenko
Subject: Re: conditional statements
Date: Fri, 30 Apr 2010 14:54:26 +0300
User-agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv: Gecko/20100317 Thunderbird/3.0.4

On 2010.04.30 7:21, Payal wrote:
On Thu, Apr 29, 2010 at 09:12:05AM -0400, Mike Shal wrote:
On 4/29/10, Payal<address@hidden>  wrote:
  Need some help in understaning below, please.

  1. cat Makefile
  .PHONY : all
  ifndef $(one)
         one := 1
Do you have a tab here? I think make is putting the "one := 1" line as

That was indeed a TAB. I have removed it. Now working fine.

use 'ifndef one' instead of 'ifndef $(one)' - the form you're using
will be true if the value of $(one) isn't defined.

I was/am bit confused here. When to use var and when $(var) with ifdef
... ?
Google tutors:

Make is great software. Spend time to learn it.

С уважением, Александр Гавенко.

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