Thanks Philip. It works for me, and now I can distribute my makefiles into
different path.
However, I still hope it can be improved as the expreience of C/C++ tells
us it shall be able to. When reading a makefile, the path of this file
should be added into the search path automaticallly.
2013/2/28 Philip Guenther <guent...@gmail.com>
> On Wed, Feb 27, 2013 at 8:55 PM, Jian <invalid.nore...@gnu.org> wrote:
> ...
> > Supposing 2 makefiles in dir A: 1.mak, 2.mak, and 1.mak include 2.mak.
> > Now in dir B, 3.mak includes 'A/1.mak' (will auto include 2.mak). But
> error
> > shows that 2.mak cannot be found.
> >
> > The make option "-I" can be the workaround like:
> > cd B
> > make -f 3.mak -IA
> >
> > But it's not acceptable to tell user to uses "-I" to make every time.
> make
> > shall be able to find 2.mak.
>
> So have 1.mak look for 2.mak in the same directory, by doing something
> like:
>
> # Get the directory part of the path by which 1.mak was included
> # This should be before any other includes in 1.mak
> dir_of_1 = $(dir $(lastword $(MAKEFILE_LIST)))
>
> ...and then later:
>
> # pull in 2.mak in the same directory as this file
> include ${dir_of_1}2.mak
>
>
> Philip Guenther
>
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