[CMake] Question about looping inside a macro.

[Bruce Stephens]

This works:
macro(bsPrintList)
  foreach(l ${ARGN})
    message(STATUS "List entry: ${l}")
  endforeach()
endmacro()

bsPrintList(foo bar baz)

On Tue, 4 Jun 2019 at 22:14, Steven Truppe <workbench at gmx.at> wrote:
>
> Hi everyone, like you know i'm relative new the cmake and i'm working my way through the book and the documentation but there is something that i don't understand in the docs.
>
> I just want to write a macro that uses as first argument a list and then iterates over it.
>
> The docs show the example:
>
> macro(_BAR)
>   foreach(arg IN LISTS ARGN)
>     [...]
>   endforeach()
> endmacro()
>
> So i wrote this macro:
>
> macro(bsPrintList list)
>
>     foreach(l IN LISTS ARGN)
>
>         message(STATUS "List entry: ${l})
>
>     endforeach()
>
> endmacro()
>
>
> I tried all sorts of combinations like foreach(l ${list}) etc. but come to no result =(.
>
>
> This is a really easy questin so i hope someone can explain to me what i'm doing wrong here, next part i'm going to learn are functions and how to handle their arguments...
>
>
> best regards!
>
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