FindQt4: Do not use qmake from Qt5

Wihtout this, if qmake binary is from Qt5 the FindQt4 fails even though
the Qt4 version of qmake would be installed as qmake-qt4.

On Archlinux this is the case.

Reviewed-by: Clinton Stimpson <clinton@elemtech.com>
This commit is contained in:
Janne Rönkkö 2013-03-05 18:32:55 +02:00 committed by Brad King
parent 5990a5637e
commit 21123416b4
1 changed files with 63 additions and 46 deletions

View File

@ -509,54 +509,71 @@ function(_QT4_QUERY_QMAKE VAR RESULT)
endif()
endfunction()
function(_QT4_GET_VERSION_COMPONENTS VERSION RESULT_MAJOR RESULT_MINOR RESULT_PATCH)
string(REGEX REPLACE "^([0-9]+)\\.[0-9]+\\.[0-9]+.*" "\\1" QT_VERSION_MAJOR "${QTVERSION}")
string(REGEX REPLACE "^[0-9]+\\.([0-9]+)\\.[0-9]+.*" "\\1" QT_VERSION_MINOR "${QTVERSION}")
string(REGEX REPLACE "^[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" QT_VERSION_PATCH "${QTVERSION}")
set(QT4_INSTALLED_VERSION_TOO_OLD FALSE)
set(${RESULT_MAJOR} ${QT_VERSION_MAJOR} PARENT_SCOPE)
set(${RESULT_MINOR} ${QT_VERSION_MINOR} PARENT_SCOPE)
set(${RESULT_PATCH} ${QT_VERSION_PATCH} PARENT_SCOPE)
endfunction()
get_filename_component(qt_install_version "[HKEY_CURRENT_USER\\Software\\trolltech\\Versions;DefaultQtVersion]" NAME)
# check for qmake
# Debian uses qmake-qt4
# macports' Qt uses qmake-mac
find_program(QT_QMAKE_EXECUTABLE NAMES qmake qmake4 qmake-qt4 qmake-mac
function(_QT4_FIND_QMAKE QMAKE_NAMES QMAKE_RESULT VERSION_RESULT)
list(LENGTH QMAKE_NAMES QMAKE_NAMES_LEN)
if(${QMAKE_NAMES_LEN} EQUAL 0)
return()
endif()
list(GET QMAKE_NAMES 0 QMAKE_NAME)
get_filename_component(qt_install_version "[HKEY_CURRENT_USER\\Software\\trolltech\\Versions;DefaultQtVersion]" NAME)
find_program(QT_QMAKE_EXECUTABLE NAMES ${QMAKE_NAME}
PATHS
ENV QTDIR
"[HKEY_CURRENT_USER\\Software\\Trolltech\\Versions\\${qt_install_version};InstallDir]"
PATH_SUFFIXES bin
DOC "The qmake executable for the Qt installation to use"
)
# double check that it was a Qt4 qmake, if not, re-find with different names
if (QT_QMAKE_EXECUTABLE)
if(QT_QMAKE_EXECUTABLE_LAST)
string(COMPARE NOTEQUAL "${QT_QMAKE_EXECUTABLE_LAST}" "${QT_QMAKE_EXECUTABLE}" QT_QMAKE_CHANGED)
endif()
set(QT_QMAKE_EXECUTABLE_LAST "${QT_QMAKE_EXECUTABLE}" CACHE INTERNAL "" FORCE)
_qt4_query_qmake(QT_VERSION QTVERSION)
# check for qt3 qmake and then try and find qmake4 or qmake-qt4 in the path
if(NOT QTVERSION)
set(QT_QMAKE_EXECUTABLE NOTFOUND CACHE FILEPATH "" FORCE)
find_program(QT_QMAKE_EXECUTABLE NAMES qmake4 qmake-qt4 PATHS
"[HKEY_CURRENT_USER\\Software\\Trolltech\\Qt3Versions\\4.0.0;InstallDir]/bin"
"[HKEY_CURRENT_USER\\Software\\Trolltech\\Versions\\4.0.0;InstallDir]/bin"
$ENV{QTDIR}/bin
DOC "The qmake executable for the Qt installation to use"
)
if(QT_QMAKE_EXECUTABLE)
set(major 0)
if (QT_QMAKE_EXECUTABLE)
_qt4_query_qmake(QT_VERSION QTVERSION)
endif()
_qt4_get_version_components("${QTVERSION}" major minor patch)
endif()
endif ()
if (NOT QT_QMAKE_EXECUTABLE OR NOT "${major}" EQUAL 4)
set(curr_qmake "${QT_QMAKE_EXECUTABLE}")
set(curr_qt_version "${QTVERSION}")
set(QT_QMAKE_EXECUTABLE NOTFOUND CACHE FILEPATH "" FORCE)
list(REMOVE_AT QMAKE_NAMES 0)
_qt4_find_qmake("${QMAKE_NAMES}" QMAKE QTVERSION)
_qt4_get_version_components("${QTVERSION}" major minor patch)
if (NOT ${major} EQUAL 4)
# Restore possibly found qmake and it's version; these are used later
# in error message if incorrect version is found
set(QT_QMAKE_EXECUTABLE "${curr_qmake}" CACHE FILEPATH "" FORCE)
set(QTVERSION "${curr_qt_version}")
endif()
endif()
set(${QMAKE_RESULT} "${QT_QMAKE_QMAKE_EXECUTABLE}" PARENT_SCOPE)
set(${VERSION_RESULT} "${QTVERSION}" PARENT_SCOPE)
endfunction()
set(QT4_INSTALLED_VERSION_TOO_OLD FALSE)
set(_QT4_QMAKE_NAMES qmake qmake4 qmake-qt4 qmake-mac)
_qt4_find_qmake("${_QT4_QMAKE_NAMES}" QT_QMAKE_EXECUTABLE QTVERSION)
if (QT_QMAKE_EXECUTABLE AND QTVERSION)
# set version variables
string(REGEX REPLACE "^([0-9]+)\\.[0-9]+\\.[0-9]+.*" "\\1" QT_VERSION_MAJOR "${QTVERSION}")
string(REGEX REPLACE "^[0-9]+\\.([0-9]+)\\.[0-9]+.*" "\\1" QT_VERSION_MINOR "${QTVERSION}")
string(REGEX REPLACE "^[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" QT_VERSION_PATCH "${QTVERSION}")
_qt4_get_version_components("${QTVERSION}" QT_VERSION_MAJOR QT_VERSION_MINOR QT_VERSION_PATCH)
# ask qmake for the mkspecs directory
# we do this first because QT_LIBINFIX might be set
@ -1330,7 +1347,7 @@ else()
endif()
if (QT_VERSION_MAJOR GREATER 4)
if (NOT QT_VERSION_MAJOR EQUAL 4)
set(VERSION_MSG "Found unsuitable Qt version \"${QTVERSION}\" from ${QT_QMAKE_EXECUTABLE}")
set(QT4_FOUND FALSE)
if(Qt4_FIND_REQUIRED)