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Re: Pattern rules without commands, does it make sense?
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From: |
Paul D. Smith |
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Subject: |
Re: Pattern rules without commands, does it make sense? |
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Date: |
Wed, 3 May 2006 07:50:55 -0400 |
%% "Leeuwesteijn,Joost" <address@hidden> writes:
l> Hi *,
>> From chapter "Implicit Rule Search Algorithm":
l> "4. Remove from the list all rules with no commands."
l> Just to be sure: are pattern rules without commands totally useless?
They're not useless, but they don't do the same thing as explicit rules
with no commands.
A pattern rule with no commands _deletes_ that pattern rule from the
make database. See the GNU make manual section "Canceling Implicit Rules".
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