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Re: Makefile: Space Character in Assignments
From: |
Paul Smith |
Subject: |
Re: Makefile: Space Character in Assignments |
Date: |
Wed, 01 Apr 2009 08:12:37 -0400 |
On Tue, 2009-03-31 at 23:59 -0500, Hamed Janzadeh wrote:
> Last night I found a very cruel bug in GNU make that led to a costly
> experience for me. Hence, I decided to report it and to help others
> not to repeat my experiment.
>
> In a Makefile, and in assignment operations, the space character after
> the value is included to the value by `make'. Therefore, if I have an
> assignment like this:
This is not a bug; it's documented behavior which is required by the
POSIX standard for make. In fact there was just a thread about this on
the help mailing list over the weekend.
PS. ObCaution: In general, it's not a good idea to run make as root.
Especially when you're not sure the makefile is correct.
--
-------------------------------------------------------------------------------
Paul D. Smith <address@hidden> Find some GNU make tips at:
http://www.gnu.org http://make.mad-scientist.us
"Please remain calm...I may be mad, but I am a professional." --Mad Scientist