diff options
Diffstat (limited to 'Modules/FindQt.cmake')
| -rw-r--r-- | Modules/FindQt.cmake | 125 |
1 files changed, 123 insertions, 2 deletions
diff --git a/Modules/FindQt.cmake b/Modules/FindQt.cmake index cb7d778..25ea36c 100644 --- a/Modules/FindQt.cmake +++ b/Modules/FindQt.cmake @@ -1,4 +1,125 @@ +# searches for all installed versions of QT. +# This should only be used if your project can work with multiple +# versions of QT. If not, you should just directly use FindQt4 or FindQt3. # -MESSAGE("FindQt has been deprecated, Defaulting to FindQt3. You should use FindQt3 FindQt4.cmake and CheckQtInstalled.cmake directly.") -INCLUDE(FindQt3) +# If multiple versions of QT are found on the machine, then +# The user must set the option DESIRED_QT_VERSION to the version +# they want to use. If only one version of qt is found on the machine, +# then the DESIRED_QT_VERSION is set to that version and the +# matching FindQt3 or FindQt4 module is included. +# Once the user sets DESIRED_QT_VERSION, then the FindQt3 or FindQt4 module +# is included. +# +# DESIRED_QT_VERSION OPTION is created +# QT4_INSTALLED is set to TRUE if qt4 is found. +# QT3_INSTALLED is set to TRUE if qt3 is found. +# look for signs of qt3 installations +FILE(GLOB GLOB_TEMP_VAR /usr/lib/qt-3*/bin/qmake) +IF(GLOB_TEMP_VAR) + SET(QT3_INSTALLED TRUE) +ENDIF(GLOB_TEMP_VAR) +SET(GLOB_TEMP_VAR) + +FILE(GLOB GLOB_TEMP_VAR /usr/local/qt-x11-commercial-3*/bin/qmake) +IF(GLOB_TEMP_VAR) + SET(QT3_INSTALLED TRUE) +ENDIF(GLOB_TEMP_VAR) +SET(GLOB_TEMP_VAR) + +# look for qt4 installations +FILE(GLOB GLOB_TEMP_VAR /usr/local/qt-x11-commercial-4*/bin/qmake) +IF(GLOB_TEMP_VAR) + SET(QT4_INSTALLED TRUE) +ENDIF(GLOB_TEMP_VAR) +SET(GLOB_TEMP_VAR) + +FILE(GLOB GLOB_TEMP_VAR /usr/local/Trolltech/Qt-4*/bin/qmake) +IF(GLOB_TEMP_VAR) + SET(QT4_INSTALLED TRUE) +ENDIF(GLOB_TEMP_VAR) +SET(GLOB_TEMP_VAR) + +# now find qmake +FIND_PROGRAM(QT_QMAKE_EXECUTABLE NAMES qmake PATHS $ENV{QTDIR}/bin) +IF(QT_QMAKE_EXECUTABLE) + EXEC_PROGRAM(${QMAKE_PATH} ARGS "-query QT_VERSION" + OUTPUT_VARIABLE QTVERSION) + IF(QTVERSION MATCHES "4.*") + SET(QT4_INSTALLED TRUE) + ENDIF(QTVERSION MATCHES "4.*") + IF(QTVERSION MATCHES "Unknown") + SET(QT3_INSTALLED TRUE) + ENDIF(QTVERSION MATCHES "Unknown") +ENDIF(QT_QMAKE_EXECUTABLE) + +IF(QT_QMAKE_EXECUTABLE) + EXEC_PROGRAM( ${QT_QMAKE_EXECUTABLE} + ARGS "-query QT_INSTALL_HEADERS" + OUTPUT_VARIABLE qt_headers ) +ENDIF(QT_QMAKE_EXECUTABLE) + +FIND_FILE( QT4_QGLOBAL_H_FILE qglobal.h + "[HKEY_CURRENT_USER\Software\Trolltech\Qt3Versions\4.0.0;InstallDir]/include/Qt" + ${qt_headers}/Qt + $ENV{QTDIR}/include/Qt + /usr/local/qt/include/Qt + /usr/local/include/Qt + /usr/lib/qt/include/Qt + /usr/include/Qt + /usr/share/qt4/include/Qt + C:/Progra~1/qt/include/Qt )F + +IF(QT4_QGLOBAL_H_FILE) + SET(QT4_INSTALLED TRUE) +ENDIF(QT4_QGLOBAL_H_FILE) + +FIND_FILE( QT3_QGLOBAL_H_FILE qglobal.h + "[HKEY_CURRENT_USER\Software\Trolltech\Qt3Versions\3.2.1;InstallDir]/include/Qt" + "[HKEY_CURRENT_USER\Software\Trolltech\Qt3Versions\3.2.0;InstallDir]/include/Qt" + "[HKEY_CURRENT_USER\Software\Trolltech\Qt3Versions\3.1.0;InstallDir]/include/Qt" + C:/Qt/3.3.3Educational/include + $ENV{QTDIR}/include + /usr/include/qt3/Qt + /usr/local/qt/include + /usr/local/include + /usr/lib/qt/include + /usr/include + /usr/share/qt3/include + C:/Progra~1/qt/include + /usr/include/qt3 ) + +IF(QT3_QGLOBAL_H_FILE) + SET(QT3_INSTALLED TRUE) +ENDIF(QT3_QGLOBAL_H_FILE) + +IF(QT3_INSTALLED AND QT4_INSTALLED ) + # force user to pick if we have both + OPTION(DESIRED_QT_VERSION "Pick a version of QT to use" 0) +ELSE(QT3_INSTALLED AND QT4_INSTALLED ) + # if only one found then pick that one + IF(QT3_INSTALLED) + OPTION(DESIRED_QT_VERSION "Pick a version of QT to use" 3) + ENDIF(QT3_INSTALLED) + IF(QT4_INSTALLED) + OPTION(DESIRED_QT_VERSION "Pick a version of QT to use" 4) + ENDIF(QT4_INSTALLED) +ENDIF(QT3_INSTALLED AND QT4_INSTALLED ) + +IF(DESIRED_QT_VERSION MATCHES 3) + INCLUDE(FindQt3) +ENDIF(DESIRED_QT_VERSION MATCHES 3) +IF(DESIRED_QT_VERSION MATCHES 4) + INCLUDE(FindQt4) +ENDIF(DESIRED_QT_VERSION MATCHES 4) + +IF(NOT QT3_INSTALLED AND NOT QT4_INSTALLED) + MESSAGE(SEND_ERROR "CMake was unable to find any QT versions, put qmake in your path, or set QT_QMAKE_EXECUTABLE.") +ELSE(NOT QT3_INSTALLED AND NOT QT4_INSTALLED) + IF(NOT QT_FOUND AND NOT DESIRED_QT_VERSION) + MESSAGE(SEND_ERROR "Multiple versions of QT found please set DESIRED_QT_VERSION") + ENDIF(NOT QT_FOUND AND NOT DESIRED_QT_VERSION) + IF(NOT QT_FOUND AND DESIRED_QT_VERSION) + MESSAGE(SEND_ERROR "CMake was unable to find QT version: ${DESIRED_QT_VERSION}") + ENDIF(NOT QT_FOUND AND DESIRED_QT_VERSION) +ENDIF(NOT QT3_INSTALLED AND NOT QT4_INSTALLED) |