[CMake] No-op command?

Petr Kmoch petr.kmoch at gmail.com
Thu Sep 3 01:59:39 EDT 2015


Hi Philip.

You don't need one. This is a perfectly valid piece of CMake code:

if(CMAKE_SYSTEM_NAME STREQUAL "Windows")
else()
  ... do something ...
endif()

Of course, the comment can be put in there, but you don't need any commands
between an if() and else() (or between any other pair of start-end style
commands, for that matter).

Petr

On Wed, Sep 2, 2015 at 9:12 PM, Philip Semanchuk <ond at semanchuk.com> wrote:

> Hi there,
> Does CMake have a no-op command, like 'pass' in Python or ';' in C? I
> sometimes want to create a construct like this:
>
> IF(CMAKE_SYSTEM_NAME STREQUAL "Windows")
>     # Under Windows we do nothing because blah blah blah
>     ...no-op...
> ELSE()
>     ...do something...
> ENDIF(CMAKE_SYSTEM_NAME STREQUAL "Windows")
>
>
> Thanks
> Philip
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