[CMake] How to determine a ABI version of the arm-linux-gcc?

[Alexander Neundorf]

On Wednesday 27 January 2010, Yegor Yefremov wrote:
> Brad King wrote:
> > Yegor Yefremov wrote:
> >> O.K. Here are some lines of my CMakeLists.txt:
> >>
> >> set (CMAKE_C_COMPILER arm-linux-gcc)
> >> set (CMAKE_STRIP arm-linux-strip)

Oh, if you do that in CMakeLists.txt this is quite late. You should use a 
toolchain file as described in the wiki.

> >> message (STATUS "ABI ${CMAKE_C_COMPILER_ABI}")
> >>
> >> After running cmake I see only ABI as output and CMakeCache.txt doesn't
> >> contain CMAKE_C_COMPILER_ABI variable at all.
> >
> > It's in CMakeFiles/CMake*Compiler.cmake.  It works only after the
> > language is enabled by the project() or enable_language() command.
> > The compiler must be set before one of these commands runs.
>
> O.K. after I defined project language and placed set (CMAKE_C_COMPILER
> arm-linux-gcc) before project(foo C) I could get the proper compiler ABI.
> Looking forward for this feature to be included.

Please test the new attached patch again and let me know if there are issues.

Alex
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