source $GRIMOIRE/CMAKE_DEPENDS
depends bzip2        &&
depends -sub CXX gcc &&
depends freetype2    &&
depends libxext      &&
depends zlib         &&
optional_depends doxygen '' '' 'build API documentation (HTML)' &&
optional_depends texlive '' '' 'build documentation (PDFs)' &&
optional_depends GLUT    '' '' 'build a demo program'
