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External Libraries and Scons Build Customization

scons_custom_build
Most packages require no additional options beyond those in the default configuration. If a package requires additional build options, these can often be added by calling the standardSConscript() function in the SConscript file in the package directory. For instance, suppose a psana user is developing a module in a package called MyPackage which needs to use functions from the Gnu Scientific Library. They would add the following line:

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