[CMake] Some minor issues for 2.6.0-RC-8

[Alan W. Irwin]

On 2008-04-24 15:45+0200 Hendrik Sattler wrote:

> Zitat von "Alan W. Irwin" <irwin at beluga.phys.uvic.ca>:
>> which is equivalent to the pkg-config --libs option, but unlike pkg-config
>> there doesn't appear to be any other linker flag options for wx-config.
>> However, I suggest you use the appropriate CMake logic to transform the
>> contents of what is delivered by --libs into the equivalent of the results
>> returned by FindPkgConfig.cmake such as
>> 
>> #   wxWidgets_LIBRARIES      ... only the libraries (w/o the '-l')
>> #   wxWidgets_LIBRARY_DIRS   ... the paths of the libraries (w/o the '-L')
>
> The dirs provided with -L are only needed when using find_library() to put 
> libraries with full path into wxWidgets_LIBRARIES. After that, it should not 
> be needed anymore.
>
>> #   wxWidgets_LDFLAGS        ... all required linker flags
>> #   wxWidgets_LDFLAGS_OTHER  ... all other linker flags
>> 
>>> What is the correct thing to do with these
>>> parameters in CMake? I would need to check this too, I suppose.
>> 
>> Users would be advised to use the LINK_FLAGS and/or LINK_FLAGS_<CONFIG>
>> property set by SET_TARGET_PROPERTIES to pass the separated out (by e.g.,
>> wxWidgets_LDFLAGS_OTHER) -framework, -isysroot, -arch, -pthread options to
>> the linker.
>
> So such a module only needs to return: xxx_LIBRARIES_<> with full-path 
> libraries and (optional) support for (general|debug|optimized), 
> xxx_INCLUDE_DIRS for position of header files, xxx_COMPILE_FLAGS_<> and 
> xxx_LINK_FLAGS_<> (with support for <> being at least RELEASE and DEBUG).
> Problem may be that the last two are highly compiler-specific :-(
>
> Anything less than that is incomplete, IMHO.

Hendrik: since I commented as well (based on my user experience with
FindPkgConfig.cmake), I was asked to make a feature request for
FindwxWidgets.cmake.  However, I don't have that much user experience with
FindPkgConfig.cmake or wx-config so will you please make the feature request
instead?

Alan
__________________________
Alan W. Irwin

Astronomical research affiliation with Department of Physics and Astronomy,
University of Victoria (astrowww.phys.uvic.ca).

Programming affiliations with the FreeEOS equation-of-state implementation
for stellar interiors (freeeos.sf.net); PLplot scientific plotting software
package (plplot.org); the libLASi project (unifont.org/lasi); the Loads of
Linux Links project (loll.sf.net); and the Linux Brochure Project
(lbproject.sf.net).
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