How to Find Installed Packages II
Explore how to use CMake's find_package command to locate installed packages and utilize imported targets for cleaner dependency management. Understand common variables set by find_package and options to specify versions or handle errors. Learn to write concise and robust CMake code by prioritizing imported targets and leveraging documentation.
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In most cases, we can expect some variables to be set when we call find_package(), whether we're using a built-in find-module or a config-file bundled with a package (assuming that the package was found):
<PKG_NAME>_FOUND<PKG_NAME>_INCLUDE_DIRSor<PKG_NAME>_INCLUDES<PKG_NAME>_LIBRARIESor<PKG_NAME>_LIBS<PKG_NAME>_DEFINITIONSIMPORTEDtargets specified by the find-module or config-file
The IMPORTED targets
The last point is really interesting—if a package supports so-called ...