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Re: Request for help in setting a variable in GNU Make.
From: |
Paul D. Smith |
Subject: |
Re: Request for help in setting a variable in GNU Make. |
Date: |
Thu, 6 Apr 2006 08:48:35 -0400 |
%% Alexey Neyman <address@hidden> writes:
an> Paul,
an> On Thursday 06 April 2006 16:18, Paul D. Smith wrote:
>> $(PROG): $(SRC)
>> gcc -o $@ $? $(patsubst %.c,%.o,$(filter-out $?,$^))
an> Nitpicking: this will change the linking order, depending on what
an> objects were modified since the most recent linkage. Portable
an> programs should not depend on this. Though I have encountered the
an> ones that did :)
If these were libraries you would definitely be correct: we'd need to
preserve the order.
But there's no linking order issue with .o files, because they are all
linked all the time anyway.
--
-------------------------------------------------------------------------------
Paul D. Smith <address@hidden> Find some GNU make tips at:
http://www.gnu.org http://make.paulandlesley.org
"Please remain calm...I may be mad, but I am a professional." --Mad Scientist