[CMake] How too set properties on all executables

[Hanna Symanska]

Thank you both, i will try these!

On Fri, Feb 25, 2011 at 3:08 AM, Yuri Timenkov <yuri at timenkov.ru> wrote:
> Is changing global compiler/linker flags for all executables an option?
>
> When you enable "show advanced options" in CMake, you should see them as
> CMAKE_EXE_LINKER_FLAGS_<CONFIG>.
>
> Also, if you want to set them initially by your build system, use
>
> set(CMAKE_USER_MAKE_RULES_OVERRIDE MyInitialFlags)
>
> This "MyInitialFlags.cmake" is processed after compiler is determined and
> you can modify flags. But note, that they have "_INIT" suffix. For example,
>
> if(WIN32)
>     set(CMAKE_EXE_LINKER_FLAGS_DEBUG_INIT
> "${CMAKE_EXE_LINKER_FLAGS_DEBUG_INIT} /SUBSYSTEM:WINDOWS")
> endif()
>
> Later the cache will be populated from these _INIT variables (when you call
> project() or enable_language() command).
>
> On Thu, Feb 24, 2011 at 11:34 PM, Hanna Symanska <hsymanska at gmail.com>
> wrote:
>>
>> Hey,
>> I have a fairly large project with multiple executables, about 90 to
>> be exact and I would like to set the subsystem based on the
>> LINK_FLAGS_* property.
>> Is there a way for me to globally set this up in a top level
>> CMakeLists.txt file so that i do not have to place the below code in
>> every single project.
>> add_executable(project_n ....)
>> IF (WIN32)
>>   SET_TARGET_PROPERTIES(project_n PROPERTIES LINK_FLAGS_RELEASE
>> "/INCREMENTAL:NO /NODEFAULTLIB:LIBCMT.lib /SUBSYSTEM:WINDOWS" )
>>   SET_TARGET_PROPERTIES(project_n PROPERTIES LINK_FLAGS_RELWITHDEBINFO
>> "/NODEFAULTLIB:LIBCMT.lib /SUBSYSTEM:WINDOWS" )
>>   SET_TARGET_PROPERTIES(project_n PROPERTIES LINK_FLAGS_DEBUG
>> "/NODEFAULTLIB:LIBCMTD.lib /SUBSYSTEM:CONSOLE" )
>> ENDIF (WIN32)
>>
>> As it stands right now I have a top level CMakeLists.txt file with
>> several other CMakeLists.txt files in subsequent directories.
>> I have 1 CMakeLists.txt per project executable. I am trying to avoid
>> putting the above code in EVERY CMakeLists.txt file, when the only
>> thing I am changing is the target to reflect the the project that I am
>> setting the properties on.
>> I am using CMake 2.8.4 to generate visual studio 2008 project files to
>> be compiled 64-bit.
>> I do not want to use set_executable(project_n WIN32...) because I want
>> the subsystem to be console for projects that are being compiled as
>> debug.
>> - Hanna
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>