On 4 November at 08:43, Eric Doenges wrote:
> Welcome to the wonderful world of lists and their interaction with quoting in
> CMake ! Since space is used
> as a list item separator outside of double quoted strings, CMake is escaping
> the space within CXX_FLAGS
> to keep it as a single element within the list of arguments passed to
> add_custom_command. To avoid this,
> you need to turn CXX_FLAGS into a list prior to using it in
> add_custom_command:
>
>string(REGEX REPLACE " " ";" CXX_FLAGS "${CXX_FLAGS}")
>
>Of course, this will not work if you want to pass a double quoted string as an
>actual command line argument ...
Thank you! I'd never have worked this out for myself, though it makes perfect
sense now you've explained it.
Thank you for answering my other question about -fPIC -std=gnu++17 as well.
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