On Mon, Nov 24, 2008 at 4:02 PM, Michael Jackson <
[EMAIL PROTECTED]> wrote:
>
> On Nov 24, 2008, at 4:29 PM, Robert Dailey wrote:
>
> On Mon, Nov 24, 2008 at 2:41 PM, Michael Jackson <
>> [EMAIL PROTECTED]> wrote:
>> typically you do:
>>
>> add_executable(main main.cpp)
>> target_link_libraries(main a)
>>
>> and CMake _usually_ picks the correct library for the given platform
>> (a.lib, a.so, a.dylib... )
>>
>> Is that what you were asking?
>>
>> Yes, you did answer my question exactly, however I did not specify the
>> more complex issue.
>>
>> Some libraries we're using have different library names depending on the
>> platform. For example:
>>
>> a_windows.lib
>> a_linux.o
>>
>> This is why I believed I would need the conditional logic. What would you
>> do in this case? Thanks for your help.
>>
>>
>
> I guess it would depend on if those other libraries were being compiled in
> the same project as the current one.
>
> Basically when you use target_link_libraries (EXE [lib1] [lib2]... )
>
> you need to supply everything between the platform prefix and the platform
> suffix.
>
> So, if your library on Windows is a_windows.lib you would supply
> "a_windows". If your library is liba_linux.so then supply "a_linux" on
> linux.
>
> So, in practice you have:
>
> set(lib_a_name "a")
> if (WINDOWS)
> set(lib_a_name "a_windows")
> elseif(APPLE)
> set(lib_a_name "a_osx")
> elseif(LINUX)
> set(lib_a_name "a_linux")
> endif()
>
>
> target_link_Libraries(exe ${lib_a_name})
Thanks everyone for the help. Michael, in your example code, is
"if(WINDOWS)" pseudocode? Is WINDOWS a valid usage here? If not, what would
the actual conditional look like to check for windows/mac/linux? Thanks.
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