On Tuesday 25 March 2008, Josef Karthauser wrote:
> Hi there,
>
>
>
> I'm having major woes trying to add a file dependency to a library, and
> was wondering if anyone can point me in the right direction.
>
>
>
> I have a library which depends upon an external object file, produced by
> a process outside of cmake. I've created a custom target to fire that
> process off, which makes an object file, but I can't get the library to
> rebuild its target when that external object changes.
>
>
>
> What I'm trying to do is this:
>
>
>
> # Create the foo library target.
>
> ADD_LIBRARY(foo test.cpp)
>
>
>
> # Add rules to build the external object file
>
> SET(OUTFILE "${CMAKE_BINARY_DIR}/ext.obj")
>
> ADD_CUSTOM_TARGET(foo.external COMMAND doit.bat
> ${OUTFILE})
I'd suggest use add_custom_command(OUTPUT .../ext.obj ... ) for that
and then add the object file to the source files for the library.
Does that work ?
Alex
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