[CMake] A function and its arguments

[Nils Gladitz]

On 28.02.2016 21:57, Kristian wrote:
> [...]
>
> ************************************
> test_me(1 2 3)
> ************************************
>
> Then I get this output:
>
> ************************************
> test_me
>   -> 1
>   -> 2
>   -> Number of arguments: 3
>   -> All arguments: 123
>   -> 0. argument: 1
>   -> 1. argument: 2
>   -> 2. argument: 3
>   -> Unexpected arguments: 3
>
> ************************************
>
> I would expect, that the line "All arguments" would look like "All
> arguments: 1 2 3", and not "All arguments: 123".
>
> What is the thought behind this behaviour?

This is due to how you call message() which concatenates its arguments.

Instead try e.g.
     message(" -> All arguments: ${ARGV}")

Which should output " -> All arguments: 1;2;3" (CMake's internal list 
separator is semicolon).

Nils