[CMake] Default value for CMAKE_BUILD_TYPE

[Jean-Christophe Fillion-Robin]

Hi Eric,

Considering the fact Visual Studio is a multi-configuration system, I don't
think using "CMAKE_BUILD_TYPE" is what you want. Indeed, in such case, the
build type is know at build time only. See [1]

Hth
Jc

[1]
http://www.cmake.org/cmake/help/v2.8.8/cmake.html#variable:CMAKE_CFG_INTDIR


On Mon, May 14, 2012 at 11:16 AM, pellegrini <pellegrini at ill.fr> wrote:

>  On 5/11/2012 5:30 PM, Jean-Christophe Fillion-Robin wrote:
>
> Hi Eric,
>
>  In our different projects, we use an approach similar to this one:
>
>  # Set a default build type if none was specified
> if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
>   message(STATUS "Setting build type to 'Debug' as none was specified.")
>   set(CMAKE_BUILD_TYPE Debug CACHE STRING "Choose the type of build." FORCE)
>   # Set the possible values of build type for cmake-gui
>   set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release"
>     "MinSizeRel" "RelWithDebInfo")
> endif()
>
>
>
>  See
> http://vtk.org/gitweb?p=VTK.git;a=blob;f=CMakeLists.txt;h=a57fd66ef333fc26bf74fe658c88c3c634f54c3a;hb=HEAD#l12
>
>
> Hth
> Jc
>
> On Fri, May 11, 2012 at 11:21 AM, pellegrini <pellegrini at ill.fr> wrote:
>
>> Hi all,
>>
>> when cmake is run without specifying the build type using -D
>> CMAKE_BUILD_TYPE, it is the Debug mode that is selected as
>> the default. I would like to find a way to use Release as the default
>> value when the user does not specify any build
>> type in the cmake command line.
>>
>> From one of my previous post concerning CMAKE_INSTALL_PREFIX variable, I
>> was thinking to use a similar approach i.e.:
>>
>> project(Foo)
>>
>> if (CMAKE_BUILD_TYPE_INITIALIZED_TO_DEFAULT)
>>    set(CMAKE_BUILD_TYPE Release)
>> endif
>>
>> but cmake still sets CMAKE_BUILD_TYPE to Debug in the CMakeCache.txt file.
>>
>> Would you have any idea about what is wrong with my implementation ?
>>
>> thanks a lot.
>>
>> Eric
>> --
>>
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>
>
>
>  --
> +1 919 869 8849
>
>  Hi Jean-Christophe,
>
> I found a hack for my problem. First it seems to be a windows specific
> problem (I found one other message that
> mention this).
>
> What I did is just to put the following before (compulsory) the project
> declaration:
>
> if (NOT DEFINED CMAKE_BUILD_TYPE)
>     set(CMAKE_BUILD_TYPE CACHE Release STRING "hfsfhskj" FORCE)
> endif()
>
> It would be interesting to get the feedback of the CMake team about the
> "uglyness" of such a hack.
>
> Bye
>
> Eric
>



-- 
+1 919 869 8849
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