On 02/20/2012 03:50 PM, David Cole wrote:
On Mon, Feb 20, 2012 at 10:42 AM, Eric Noulard <[email protected] <mailto:[email protected]>> wrote:

    2012/2/20 Andrea Crotti <[email protected]
    <mailto:[email protected]>>:
    > On 02/20/2012 03:15 PM, David Cole wrote:
    >
    >
    > Use:
    >
    >   COMMAND ls -l
    >
    > Not:
    >
    >   COMMAND "ls -l"
    >
    >
    > Yes thanks, I started using the "" because I noticed that
    sometimes they are
    > needed.
    > So suppose I want to split the options and the command, this:
    >
    > set(myoptions one two three)
    > set(mycmd ls -l)
    >
    > message(${mycmd} ${myoptions})
    >
    > will produce
    > ls-lonetwothree
    >
    > Which is not what I want, but with " I get even a more strange
    result:
    > message("${mycmd} ${myoptions}")
    >
    > ls;-l one;two;three
    >
    > and in the list command I don't see any way to simply
    concatenate two lists,
    > so how should I merge two different lists to produce a command?

    You may avoid to create a list in the first place:
    set(myoptions "one two three")
    instead of
    set(myoptions one two three)

    see
    cmake --help-command list

    or you can
    string(REPLACE ";" " " stringopts "${myoptions}")
    message(STATUS "${stringopts}")


    --
    Erk
    Membre de l'April - « promouvoir et défendre le logiciel libre » -
    http://www.april.org



If you have:

  set(myoptions one two three)
  set(mycmd ls -l)

Then:

  COMMAND ${mycmd} ${myoptions}

should give you what you expect. (Regardless of what the "message" command's output is.)



Ah yes you're probably right, I tried it and it works.
It would still be nice to understand how to pass generated lists to COMMAND, but that's a plus for
the moment, and apparently too hard to get right..
--

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