[CMake] FIND_PROGRAM and qt4

[Filipe Sousa]

frederic heem wrote:
> Hi,
> Here is the problem, qt3 is installed by the distribution, qt4 has been 
> manually installed. An application which want to use qt4 will set QTDIR to 
> the directory where qt4 is installed.
> The macro FIND_PROGRAM found the wrong qmake e.g /usr/lib/qt-3.3/bin/qmake, 
> the reason is that FIND_PROGRAM  search first the default path given by the 
> variable PATH and then ${QTDIR}/bin. FIND_PROGRAM  shall search first 
> ${QTDIR}/bin and then the default path. 
> A kludge would be to add ${QTDIR}/bin first in the PATH.  Another kludge would 
> be to modified FIND_PROGRAM and add the option NO_DEFAULT_PATH. IMHO, these 
> are not long term solution.

$ cmake --help-command find_program
...

FIND_PROGRAM(
                    <VAR>
                    name | NAMES name1 [name2 ...]
                    PATHS path1 [path2 ... ENV var]
                    [PATH_SUFFIXES suffix1 [suffix2 ...]]
                    [DOC "cache documentation string"]
                    [NO_DEFAULT_PATH]
                    [NO_CMAKE_ENVIRONMENT_PATH]
                    [NO_CMAKE_PATH]
                    [NO_SYSTEM_ENVIRONMENT_PATH]
                    [NO_CMAKE_SYSTEM_PATH]
                   )


> It's the second time I have problem with the behavior of searching directory, 
> the first one was with the macro FIND_PATH.

-- 
Filipe Sousa

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