[CMake] CMAKE_EXE_LINKER_FLAGS for shared libraries?

[Robert Dailey]

I forgot to say that the main issue is that my /NODEFAULTLIB link flag
isn't showing up in visual studio.

---------
Robert Dailey


On Mon, Dec 12, 2011 at 4:10 PM, Robert Dailey <rcdailey at gmail.com> wrote:

> Another issue...
>
> At what point is it most important for the values of
> CMAKE_SHARED_LINK_FLAGS to exist? I set the value of this variable before
> my call to add_library(), however after that at some point the flags will
> get reverted because I'm stepping out of function scope. Does it need to
> exist up to the end of the current cmake script? My flow is basically this
> (pseudo call stack):
>
> Enter CMakeLists.txt
> - Call define_project() function (in a separate cmake module)
> - - Call ignore_libs() function
> - - - Set CMAKE_SHARED_LINK_FLAGS with PARENT_SCOPE
> - - Call create_target() function
> - - - Call add_library() command
> Leave CMakeLists.txt
>
> I've done some testing and I find that before the call to add_library(),
> my flags are setup properly in the CMAKE_SHARED_LINK_FLAGS variable.
>
> ---------
> Robert Dailey
>
>
>
> On Mon, Dec 12, 2011 at 2:20 PM, Michael Wild <themiwi at gmail.com> wrote:
>
>> On 12/12/2011 09:13 PM, Robert Dailey wrote:
>> > On Mon, Dec 12, 2011 at 2:10 PM, David Cole <david.cole at kitware.com
>> > <mailto:david.cole at kitware.com>> wrote:
>> >
>> >     Apparently, they are undocumented, but there are also:
>> >
>> >     CMAKE_SHARED_LINKER_FLAGS and CMAKE_MODULE_LINKER_FLAGS (and their
>> >     per-config variants) for SHARED and MODULE library targets as well.
>> >
>> >     Use CMAKE_SHARED_LINKER_FLAGS instead.
>> >
>> >
>> > Thanks for the information guys. I'm having a minor problem with these
>> > variables though.
>> >
>> > Here is how I use it:
>> >
>> > set( CMAKE_SHARED_LINKER_FLAGS ${CMAKE_SHARED_LINKER_FLAGS}
>> > /NODEFAULTLIB:\"${lib}\" )
>> >
>> > Prior to calling the set above, the shared linker flags look like this:
>> >
>> >  /STACK:10000000 /machine:X86
>> >
>> > After calling the set above, it looks like this:
>> >
>> >   /STACK:10000000 /machine:X86 ;/NODEFAULTLIB:"LIBC"
>> >
>> > For some reason a semi-colon is being inserted prior to the
>> > /NODEFAULTLIB part. I don't know why this is happening but visual studio
>> > is complaining about it. Any reason why this is happening? Thanks.
>> >
>>
>> That's how CMake works.
>>
>> set(VAR val1 val2 val3)
>>
>> defines a *list* where the elements are separated by a semi-colon (;).
>> To prevent that, quote the assignment:
>>
>> set(VAR "val1 val2 val3")
>>
>>
>> Michael
>>
>> --
>>
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>
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