[CMake] FIND_PATH finds two out of three?

[eial at cs.bgu.ac.il]

On Tue 19 May 3:29 2009 Christopher Harvey wrote:
> I'm not sure how to explain the fact that arMulti.h is reported as
> located in /usr/include....I'm not sure but maybe you have to delete the
> CMakeCache file...I don't think cmake has any bugs like finding files
> that don't exist. Your script seems fine from what I see. Maybe you can
> post a bit more? Also please keep this on the cmake mailing list.
> 
> eial at cs.bgu.ac.il wrote:
> > On Tue 19 May 3:07 2009 Christopher Harvey wrote:
> >   
> >> I don't know how the ARTK library is installed on linux systems, but you
> >> could add the NO_DEFAULT_PATH option to find_path...chances are it's
> >> looking in a default path and picking up a header in /usr/include before
> >> getting to your specified directories.
> >>     
> > there is a file named ar.h in /usr/include but it isn't part of the package thus it is logical it is placed in a specific sub directory.
> > now I've tried with another file which (arMulti.h) doesn't happens to be in /usr/include and the answer is the same
> >   
> >> What makes you think the /usr/include is bad? The others seem right to me, that's the broken one right?
> >>     
> > like I've said before, there is already a file named ar.h in /usr/include that belongs to another package so it can't be installed at /usr/include. under ubuntu it can be found at /usr/include/artoolkit/AR. I wrote the install script for gentoo thus it is installed at /usr/include/AR.
> >   
> >> eial at cs.bgu.ac.il wrote:
> >>     
> >>> I'm writing a program which is based on 3 external libs, Poco, ARToolKit and opencv, now the locations in the include folder is has followd:
> >>> opencv headers are in /usr/include/opencv folder, Poco headers are in /usr/include/Poco folder and ARToolKit headers are in /usr/include/AR folder.
> >>> I'm trying to find the folder in which the headers resides, but only two are returned ok, here is the code:
> >>>
> >>> FIND_PATH(ARTK_INCLUDE_DIR ar.h /usr/include/AR /usr/local/include/AR)
> >>> FIND_PATH(OPENCV_INCLUDE_DIR cv.h /usr/include/opencv /usr/local/include/opencv)
> >>> FIND_PATH(POCO_INCLUDE_DIR Poco.h /usr/include/Poco /usr/local/include/Poco)
> >>>
> >>> MESSAGE(STATUS ${ARTK_INCLUDE_DIR})
> >>> MESSAGE(STATUS ${OPENCV_INCLUDE_DIR})
> >>> MESSAGE(STATUS ${POCO_INCLUDE_DIR})
> >>>
> >>> and here is the output: 
> >>>
> >>> -- /usr/include
> >>> -- /usr/include/opencv
> >>> -- /usr/include/Poco
> >>>
> >>> how can I fix this?
> >>>
> >>> thanks.
> >>>
> >>>
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> 

yes, of course, I keep forgetting to hit the replay all instead of replay, my apologies.
deleting CMakeCache.txt has done the trick. thanks for your help.