[CMake] Stop running CMake if dependencies are missing

[Mike Jackson]

in your "message" command use "FATAL_ERROR" instead of "STATUS" which  
should stop cmake right away.

  _________________________________________________
| Mike Jackson - Principal Software Engineer      |
| BlueQuartz Software                             |
| mike.jackson at bluequartz.net                     |
| www.bluequartz.net                              |
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On Sep 22, 2008, at 8:28 PM, Charlie Cahoon wrote:

> Hello,
>
> I am using CMake to search for dependencies using `find_library` and  
> `find_path` and when dependencies are missing I print a message out.
>
> Output:
> -- The C compiler identification is GNU
> -- The CXX compiler identification is GNU
> -- Check for working C compiler: /usr/bin/gcc
> -- Check for working C compiler: /usr/bin/gcc -- works
> -- Detecting C compiler ABI info
> -- Detecting C compiler ABI info - done
> -- Check for working CXX compiler: /usr/bin/c++
> -- Check for working CXX compiler: /usr/bin/c++ -- works
> -- Detecting CXX compiler ABI info
> -- Detecting CXX compiler ABI info - done
> -- Assertion failed: Unable to find headers: pcap
> -- ERROR: THERE ARE DEPENDENCIES MISSING
> -- Configuring done
> -- Generating done
> -- Build files have been written to: /home/user/project
>
> The commands work properly, but is there a way to stop the creation  
> of a makefile if the dependencies are missing?
>
> Thank you, and kind regards,
> Charles
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