[CMake] FIND_PATH_VERIFY macro

[Alexander Neundorf]

Hi,

Von: "Vincent Scheib" <vsglists at gmail.com>

> Here's a handy usability improvement we recently implemented. It may
> be possible to fold this type of functionality back into FIND_PATH.
> 
> The use case is this:
> - CMake is called
> - FIND_PATH is used to determine the location of a package
> - FIND_PATH set's a variable, and places it into the cache
> - The package moves for some reason.
> - CMake is called (again)
> - FIND_PATH doesn't re-search, because the cache contains a valid
> directory value for the variable.
> - user doesn't notice the error until build.
...

One of our developers had this problem too last week.
I think if something like this should be done, it should happen directly in find_path() etc. What do the cmake devs think about this ?

Bye
Alex


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