variable_requires()

variable_requires

Disallowed. See CMake Policy CMP0035.

Use the if() command instead.

Assert satisfaction of an option’s required variables.

variable_requires(TEST_VARIABLE RESULT_VARIABLE
                  REQUIRED_VARIABLE1
                  REQUIRED_VARIABLE2 ...)

The first argument (TEST_VARIABLE) is the name of the variable to be tested, if that variable is false nothing else is done. If TEST_VARIABLE is true, then the next argument (RESULT_VARIABLE) is a variable that is set to true if all the required variables are set. The rest of the argum