document and test (on travis/appveyor) how to find Blitz++ library from CMake

blitzpp / blitz

Blitz++ Multi-Dimensional Array Library for C++

https://github.com/blitzpp/blitz/wiki

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Open slayoo opened 5 years ago

slayoo commented 5 years ago

Just for the record, if you only want to find Blitz++ library from CMake, this works:

find_package(PkgConfig)
pkg_check_modules(BLITZ QUIET blitz>=0.10)
if (NOT BLITZ_FOUND)
    ...