[CMake] CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT returns false when expected true

[Tyler Roscoe]

On Mon, Dec 14, 2009 at 12:07:33PM -0500, John Drescher wrote:
> SET (DEFAULT_INSTALL_PATH ${PGM_FILES}/UPMC/${CMAKE_PROJECT_NAME}
> CACHE STRING "Default Install Path")
> 
> if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
>    set (CMAKE_INSTALL_PREFIX ${DEFAULT_INSTALL_PATH} CACHE STRING
> "Install path" FORCE)
>    message("CMAKE_INSTALL_PREFIX Initialized to default setting to "
> ${DEFAULT_INSTALL_PATH})
> else (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
>    message("CMAKE_INSTALL_PREFIX not Initialized to default keeping "
> ${CMAKE_INSTALL_PREFIX})
> endif (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
> 
> ENDIF(WIN32)
> 
> The expected value for the QtBasicUtils project is if the user did not
> change CMAKE_INSTALL_PREFIX the path should be
> C:/Program Files (x86)/UPMC/QtBasicUtils
> 
> on 64 bit systems or
> 
> C:/Program Files/UPMC/QtBasicUtils
> 
> on 32 bit systems
> 
> However this is not getting set and I get the following message in my log:
> CMAKE_INSTALL_PREFIX not Initialized to default keeping C:/Program
> Files (x86)/QtBasicUtils

Clean out your cache? Looks like your cache has CMAKE_INSTALL_PREFIX set
to 'C:/Program Files (x86)/QtBasicUtils', which is not the default, so
your script is behaving as it should and not clobbering the value.

tyler