On Fri, 2008-10-24 at 18:45 +0300, Andrei Deftu wrote:
> I have the following scenario
>
> LIST := file1.cpp file2.cpp file3.cpp
>
> and I want to generate these rules
>
> file1.cpp_o: file1.cpp
> # bla bla
> file2.cpp_o: file1.cpp
> # bla bla
> file2.cpp_o: file1.cpp
> # bla bla
>
> but I want to write only a single rule for this, like:
> $(LIST:%=%_o): $(@:%_o=%)
> # bla bla
>
> The problem is that this is not valid
Yes. See the GNU make manual chapter "how make reads a makefile" to
understand this. It's a fundamental, critical aspect of make and
makefiles that you MUST understand, or you will never "get" makefiles.
> and I don't know how to write a rule for a list that expands to a rule
> for every element of the list and each of this rule must have as a
> target and as a dependency the current element of the list. Thanks.
Why can't youjust use a normal pattern rule? Something like:
%.cpp_o : %.cpp
# bla bla
?
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