[CMake] how to add custom command/step to ExternalProject_Add ?

[David Cole]

This file has an example use which executes after download and before configure:

https://github.com/Kitware/CMake/blob/master/Tests/ExternalProjectLocal/CMakeLists.txt


HTH,
David C.


> On Apr 8, 2016, at 6:39 PM, jagernicolas at legtux.org wrote:
> 
> Hi,
> 
> my question is related to : http://stackoverflow.com/questions/36506300/using-autogen-sh-with-externalproject-add
> 
> I have to use ExternalProject_Add to compile https://github.com/fukuchi/libqrencode as a gitmodule, it requires to run autogen.sh before running configure.
> 
> I don't understand how to use ExternalProject_Add_Step to add a step before CONFIGURE_COMMAND.
> 
>  
> 
> regards,
> 
> Nicolas
> 
>  
> 
>  
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