Re: Search string pattern in make

[micron_make]

Hi,
thanks for the reply. I will try it. I couldn't test the solution as I did
not have access to my PC

cheers!!

John Graham-Cumming-2 wrote:
> 
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> micron_make wrote:
>> I have the following directory structure
>> 
>> C:\My_Modules\Module_Test1\source\src                (*.c)
>>                                    \mak              (make file)     
>> 
>> I shall have similar directory structure with Module_Test2, Module_Test3
>> etc.
>> 
>> In my make file I use $(abspath) to get the directory path of a
>> particular
>> type of file, whose relative path is known.
>> files_path=$(abspath $(wildcard ../src/*.c))
>> 
>>>From the files_path variable I would like to filter out the pattern
>> “/Module_ /”. (i.e the string beginning with a backslash, followed by the
>> string “Module_” followed by any number of characters until the next
>> backslash)
>>  I need this because I would like to automatically fill some definitions
>> in
>> the make file. 
> 
> GNU Make does not have a function for doing this sort of regexp-based
> modifications, so you are left with using patsubst to get what you want.
> 
> You could do:
> 
>     files_path := $(patsubst /Module_%,%,$(files_path))
> 
> that will eliminate the /Module_ part, and then you'd be forced to do:
> 
>    files_path := $(patsubst Test1/%,%,$(files_path))
> 
> to remove the Test1/ part, and so on.
> 
> John.
> 
> 
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