ENH: make FindQt default to qt3 and print a message, and add CheckQtInstalled.cmake
This commit is contained in:
Bill Hoffman
parent
1d16de7485
commit
44d079f558
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# searches for the installed versions of QT
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# This should only be used if your project can work with both qt3 and gt4.
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# If not, you should just directly use FindQt4 or FindQt3.
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#
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# Sets QT3_INSTALLED to TRUE if qt3 is installed
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# Sets QT4_INSTALLED to TRUE if qt4 is installed
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# So, if you had a project that worked with Qt3 and Qt4, but preferred Qt3, you would do this:
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# INCLUDE(CMakeQtInstalled)
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# IF(Qt3_INSTALLED)
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# INCLUDE(FindQt3)
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# ELSEIF(Qt3_INSTALLED)
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# IF(Qt4_INSTALLED)
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# INCLUDE(FindQt4)
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# ENDIF(Qt4_INSTALLED)
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# ENDIF(Qt3_INSTALLED)
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# look for signs of qt3 installations
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FILE(GLOB GLOB_TEMP_VAR /usr/lib/qt-3*/bin/qmake)
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IF(GLOB_TEMP_VAR)
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SET(QT3_INSTALLED TRUE)
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ENDIF(GLOB_TEMP_VAR)
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SET(GLOB_TEMP_VAR)
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FILE(GLOB GLOB_TEMP_VAR /usr/local/qt-x11-commercial-3*/bin/qmake)
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IF(GLOB_TEMP_VAR)
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SET(QT3_INSTALLED TRUE)
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ENDIF(GLOB_TEMP_VAR)
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SET(GLOB_TEMP_VAR)
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# look for qt4 installations
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FILE(GLOB GLOB_TEMP_VAR /usr/local/qt-x11-commercial-4*/bin/qmake)
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IF(GLOB_TEMP_VAR)
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SET(QT4_INSTALLED TRUE)
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ENDIF(GLOB_TEMP_VAR)
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SET(GLOB_TEMP_VAR)
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FILE(GLOB GLOB_TEMP_VAR /usr/local/Trolltech/Qt-4*/bin/qmake)
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IF(GLOB_TEMP_VAR)
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SET(QT4_INSTALLED TRUE)
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ENDIF(GLOB_TEMP_VAR)
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SET(GLOB_TEMP_VAR)
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# now find qmake
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FIND_PROGRAM(QT_QMAKE_EXECUTABLE NAMES qmake PATHS $ENV{QTDIR}/bin)
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IF(QT_QMAKE_EXECUTABLE)
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EXEC_PROGRAM(${QMAKE_PATH} ARGS "-query QT_VERSION"
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OUTPUT_VARIABLE QTVERSION)
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IF(QTVERSION MATCHES "4.*")
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SET(QT4_INSTALLED TRUE)
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ENDIF(QTVERSION MATCHES "4.*")
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IF(QTVERSION MATCHES "Unknown")
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SET(QT3_INSTALLED TRUE)
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ENDIF(QTVERSION MATCHES "Unknown")
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ENDIF(QT_QMAKE_EXECUTABLE)
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IF(QT_QMAKE_EXECUTABLE)
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EXEC_PROGRAM( ${QT_QMAKE_EXECUTABLE}
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ARGS "-query QT_INSTALL_HEADERS"
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OUTPUT_VARIABLE qt_headers )
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ENDIF(QT_QMAKE_EXECUTABLE)
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FIND_FILE( QT4_QGLOBAL_H_FILE qglobal.h
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${qt_headers}/Qt
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$ENV{QTDIR}/include/Qt
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/usr/local/qt/include/Qt
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/usr/local/include/Qt
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/usr/lib/qt/include/Qt
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/usr/include/Qt
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/usr/share/qt4/include/Qt
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C:/Progra~1/qt/include/Qt )F
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IF(QT4_QGLOBAL_H_FILE)
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SET(QT4_INSTALLED TRUE)
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ENDIF(QT4_QGLOBAL_H_FILE)
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FIND_FILE( QT3_QGLOBAL_H_FILE qglobal.h
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C:/Qt/3.3.3Educational/include
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$ENV{QTDIR}/include
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/usr/include/qt3/Qt
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/usr/local/qt/include
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/usr/local/include
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/usr/lib/qt/include
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/usr/include
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/usr/share/qt3/include
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C:/Progra~1/qt/include
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/usr/include/qt3 )
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IF(QT3_QGLOBAL_H_FILE)
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SET(QT3_INSTALLED TRUE)
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ENDIF(QT3_QGLOBAL_H_FILE)
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@ -1,290 +1,4 @@
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# searches for the installed Qt-Version and desides which FindQtX.cmake to include
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#
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# This module uses
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# QT_MAX_VERSION ,maximum Qt version set by YOU (e.g. "3.9.9")
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# if it is not set, we assume (for compatibility) the project is old and uses Qt < 4
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# Qt > 3 projects have to (!) set QT_MAX_VERSION (maximum by Trolltech is "15.7.99")
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# QT_MIN_VERSION ,minimum Qt version set by YOU (e.g. "2.2.3")
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#
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# This modules sets
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# QT_INST_MAJOR_VERSION ,major number of the installed Qt (e.g. Qt-Version = 4.2.6 => 4)
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# QT_INST_MINOR_VERSION ,minor number of the installed Qt (e.g. Qt-Version = 4.2.6 => 2)
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# QT_INST_PATCH_VERSION ,patch number of the installed Qt (e.g. Qt-Version = 4.2.6 => 6)
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#
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# QT_FOUND ,gets set to YES or NO depending on QT_MAX_VERSION and QT_MIN_VERSION
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##########################################
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#
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# init some internal variables
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#
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##########################################
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IF(NOT QT_FOUND)
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SET(QT_FOUND "NO")
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ENDIF(NOT QT_FOUND)
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# check for qmake
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IF(NOT QT_QMAKE_EXECUTABLE)
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FIND_PROGRAM(QT_QMAKE_EXECUTABLE NAMES qmake PATHS $ENV{QTDIR}/bin)
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ENDIF(NOT QT_QMAKE_EXECUTABLE)
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# compatibility to CMakeList.txt files for Qt3 projects
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IF(NOT QT_MAX_VERSION)
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SET(QT_MAX_VERSION "3.9.9")
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ENDIF(NOT QT_MAX_VERSION)
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IF(NOT QT_MIN_VERSION)
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SET(QT_MIN_VERSION "0.0.1")
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ENDIF(NOT QT_MIN_VERSION)
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#######################################
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#
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# search for qglobal.h and sets
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# QT_GLOBAL_H_FILE
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#
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#######################################
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IF( NOT QT_QGLOBAL_H_FILE)
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IF(QT_QMAKE_EXECUTABLE)
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EXEC_PROGRAM( ${QT_QMAKE_EXECUTABLE}
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ARGS "-query QT_INSTALL_HEADERS"
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OUTPUT_VARIABLE qt_headers )
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ENDIF(QT_QMAKE_EXECUTABLE)
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# Qt4-like search paths
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FIND_FILE( QT4_QGLOBAL_H_FILE qglobal.h
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${qt_headers}/Qt
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$ENV{QTDIR}/include/Qt
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/usr/local/qt/include/Qt
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/usr/local/include/Qt
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/usr/lib/qt/include/Qt
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/usr/include/Qt
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/usr/share/qt4/include/Qt
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C:/Progra~1/qt/include/Qt )
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IF(QT4_QGLOBAL_H_FILE)
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STRING(REGEX REPLACE "/include/Qt/qglobal.h" "" QT_DIR "${QT4_QGLOBAL_H_FILE}")
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SET(QT_QGLOBAL_H_FILE ${QT4_QGLOBAL_H_FILE})
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ELSE(QT4_QGLOBAL_H_FILE)
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#Qt3-like search paths
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FIND_FILE( QT3_QGLOBAL_H_FILE qglobal.h
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$ENV{QTDIR}/include
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/usr/include/qt3/Qt
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/usr/local/qt/include
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/usr/local/include
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/usr/lib/qt/include
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/usr/include
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/usr/share/qt3/include
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C:/Progra~1/qt/include
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/usr/include/qt3 )
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IF(QT3_QGLOBAL_H_FILE)
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STRING(REGEX REPLACE "/include/qglobal.h" "" QT_DIR "${QT3_QGLOBAL_H_FILE}")
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SET(QT_QGLOBAL_H_FILE ${QT3_QGLOBAL_H_FILE})
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ENDIF(QT3_QGLOBAL_H_FILE)
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ENDIF(QT4_QGLOBAL_H_FILE)
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#check if qglobal.h is just a file with includes qglobal.h from elsewhere
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IF(QT_QGLOBAL_H_FILE)
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FILE(READ "${QT_QGLOBAL_H_FILE}" QT_QGLOBAL_H)
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#BUG!!! the regexpression is not correct.
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#If "#include" and "qglobal.h" are in different lines it would be seen as ok
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STRING(REGEX MATCH "#include.*qglobal.h" QT_QGLOBAL_H_LINK "${QT_QGLOBAL_H}")
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IF( QT_QGLOBAL_H_LINK )
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STRING(REGEX REPLACE ".*\"" "" QT_QGLOBAL_H_LINK "${QT_QGLOBAL_H_LINK}")
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STRING(REGEX REPLACE "\\.\\./\\.\\." "${QT_DIR}" QT_QGLOBAL_H_FILE "${QT_QGLOBAL_H_LINK}")
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ENDIF(QT_QGLOBAL_H_LINK)
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ENDIF(QT_QGLOBAL_H_FILE)
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ENDIF(NOT QT_QGLOBAL_H_FILE)
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###############################################################
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#
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# read the version number of the installed of Qt and sets
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# QT_INST_MAJOR_VERSION
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# QT_INST_MINOR_VERSION
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# QT_INST_PATCH_VERSION
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#
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###############################################################
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IF( QT_QGLOBAL_H_FILE)
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IF(NOT QT_INST_MAJOR_VERSION OR NOT QT_INST_MINOR_VERSION OR NOT QT_INST_PATCH_VERSION)
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#extract the version string from qglobal.h
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FILE(READ ${QT_QGLOBAL_H_FILE} QT_QGLOBAL_H)
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# BUG !!! ... THE NEXT LINE DOES NOT WORK FOR Qt10 (even though that´s in far future)
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# Trolltech defines in src/corelib/global/qglobal.h: QT_VERSION is (major << 16) + (minor << 8) + patch.
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STRING(REGEX MATCH "#define[\t ]+QT_VERSION_STR[\t ]+\"([0-9]+.[0-9]+.[0-9]+)" QT_QGLOBAL_H "${QT_QGLOBAL_H}")
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STRING(REGEX REPLACE ".*\"([0-9]+.[0-9]+.[0-9]+).*" "\\1" QT_QGLOBAL_H "${QT_QGLOBAL_H}")
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# Under windows the qt library (MSVC) has the format qt-mtXYZ where XYZ is the
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# version X.Y.Z, so we need to remove the dots from version (at least in Qt3)
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STRING(REGEX REPLACE "\\." "" qt_version_str "${QT_QGLOBAL_H}")
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IF(NOT QT_INST_MAJOR_VERSION)
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STRING(REGEX REPLACE "([0-9]+)[0-9]+[0-9]+" "\\1" QT_INST_MAJOR_VERSION "${qt_version_str}")
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ENDIF(NOT QT_INST_MAJOR_VERSION)
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IF(NOT QT_INST_MINOR_VERSION)
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STRING(REGEX REPLACE "[0-9]+([0-9]+)[0-9]+" "\\1" QT_INST_MINOR_VERSION "${qt_version_str}")
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ENDIF(NOT QT_INST_MINOR_VERSION)
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IF(NOT QT_INST_PATCH_VERSION)
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STRING(REGEX REPLACE "[0-9]+[0-9]+([0-9]+)" "\\1" QT_INST_PATCH_VERSION "${qt_version_str}")
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ENDIF(NOT QT_INST_PATCH_VERSION)
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ENDIF(NOT QT_INST_MAJOR_VERSION OR NOT QT_INST_MINOR_VERSION OR NOT QT_INST_PATCH_VERSION)
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# set qt_version_str back to x.y.z to make message outputs readable
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SET(qt_version_str "${QT_INST_MAJOR_VERSION}.${QT_INST_MINOR_VERSION}.${QT_INST_PATCH_VERSION}")
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ELSE( QT_QGLOBAL_H_FILE )
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IF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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MESSAGE( SEND_ERROR "Couldn´t find qglobal.h => Qt not installed.")
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ENDIF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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SET( QT_FOUND "NO" )
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ENDIF( QT_QGLOBAL_H_FILE )
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IF( NOT Qt_FIND_QUIETLY)
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MESSAGE(STATUS "Checking Qt-Version ${QT_INST_MAJOR_VERSION}.${QT_INST_MINOR_VERSION}.${QT_INST_PATCH_VERSION}")
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ENDIF( NOT Qt_FIND_QUIETLY)
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#############################################################
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#
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# check the minimum requirments set in QT_MIN_VERSION
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#
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#############################################################
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IF (QT_MIN_VERSION)
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#now parse the parts of the user given version string into variables
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STRING(REGEX MATCH "^[0-9]+\\.[0-9]+\\.[0-9]+$" min_qt_major_vers "${QT_MIN_VERSION}")
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IF (NOT min_qt_major_vers)
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IF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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MESSAGE( SEND_ERROR "Invalid Qt version string given: \"${QT_MIN_VERSION}\", expected e.g. \"3.1.5\"")
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ENDIF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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SET( QT_FOUND "NO" )
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ELSE(NOT min_qt_major_vers)
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STRING(REGEX REPLACE "([0-9]+)\\.[0-9]+\\.[0-9]+" "\\1" min_qt_major_vers "${QT_MIN_VERSION}")
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STRING(REGEX REPLACE "[0-9]+\\.([0-9])+\\.[0-9]+" "\\1" min_qt_minor_vers "${QT_MIN_VERSION}")
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STRING(REGEX REPLACE "[0-9]+\\.[0-9]+\\.([0-9]+)" "\\1" min_qt_patch_vers "${QT_MIN_VERSION}")
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# min = "6.5.4", qt = "3.2.1"
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# check major number
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IF (min_qt_major_vers GREATER QT_INST_MAJOR_VERSION) # (6 > 3) ?
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IF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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MESSAGE( SEND_ERROR "Qt major version too small (minimum: ${QT_MIN_VERSION}, found: ${qt_version_str})") # yes
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ENDIF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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SET( QT_FOUND "NO" )
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ELSE (min_qt_major_vers GREATER QT_INST_MAJOR_VERSION) # no
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IF (min_qt_major_vers LESS QT_INST_MAJOR_VERSION) # (6 < 3) ?
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SET( QT_VERSION_BIG_ENOUGH "YES" ) # yes
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ELSE (min_qt_major_vers LESS QT_INST_MAJOR_VERSION) # ( 6==3) ?
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# check minor number
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IF (min_qt_minor_vers GREATER QT_INST_MINOR_VERSION) # (5>2) ?
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IF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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MESSAGE( SEND_ERROR "Qt minor version too small (minimum: ${QT_MIN_VERSION}, found: ${qt_version_str})") # yes
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ENDIF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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SET( QT_FOUND "NO" )
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ELSE (min_qt_minor_vers GREATER QT_INST_MINOR_VERSION) # no
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IF (min_qt_minor_vers LESS QT_INST_MINOR_VERSION) # (5<2) ?
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SET( QT_VERSION_BIG_ENOUGH "YES" ) # yes
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ELSE (min_qt_minor_vers LESS QT_INST_MINOR_VERSION) # (5==2)
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# check patch number
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IF (min_qt_patch_vers GREATER QT_INST_PATCH_VERSION) # (4>1) ?
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IF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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MESSAGE( SEND_ERROR "Qt patch level too small (minimum: ${QT_MIN_VERSION}, found: ${qt_version_str})") # yes
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ENDIF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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SET( QT_FOUND "NO" )
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ELSE (min_qt_patch_vers GREATER QT_INST_PATCH_VERSION) # (4>1) ?
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SET( QT_VERSION_BIG_ENOUGH "YES" ) # yes
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ENDIF (min_qt_patch_vers GREATER QT_INST_PATCH_VERSION) # (4>1) ?
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ENDIF (min_qt_minor_vers LESS QT_INST_MINOR_VERSION)
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ENDIF (min_qt_minor_vers GREATER QT_INST_MINOR_VERSION)
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ENDIF (min_qt_major_vers LESS QT_INST_MAJOR_VERSION)
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ENDIF (min_qt_major_vers GREATER QT_INST_MAJOR_VERSION)
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ENDIF (NOT min_qt_major_vers)
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ENDIF (QT_MIN_VERSION)
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#############################################################
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#
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# check the maximum requirments set in QT_MAX_VERSION
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#
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#############################################################
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IF(QT_MAX_VERSION)
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#now parse the parts of the user given version string into variables
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STRING(REGEX MATCH "^[0-9]+\\.[0-9]+\\.[0-9]+$" max_qt_major_vers "${QT_MAX_VERSION}")
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IF (NOT max_qt_major_vers)
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IF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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MESSAGE( SEND_ERROR "Invalid Qt version string given: \"${QT_MAX_VERSION}\", expected e.g. \"4.1.5\"")
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ENDIF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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SET( QT_FOUND "NO" )
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ELSE(NOT max_qt_major_vers)
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STRING(REGEX REPLACE "([0-9]+)\\.[0-9]+\\.[0-9]+" "\\1" max_qt_major_vers "${QT_MAX_VERSION}")
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STRING(REGEX REPLACE "[0-9]+\\.([0-9])+\\.[0-9]+" "\\1" max_qt_minor_vers "${QT_MAX_VERSION}")
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STRING(REGEX REPLACE "[0-9]+\\.[0-9]+\\.([0-9]+)" "\\1" max_qt_patch_vers "${QT_MAX_VERSION}")
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# max = "6.5.4", qt = "7.2.1"
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# check major number
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IF (max_qt_major_vers LESS QT_INST_MAJOR_VERSION) # (6 < 3) ?
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IF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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MESSAGE( SEND_ERROR "Qt major version too big (maximum: ${QT_MAX_VERSION}, found: ${qt_version_str})") # yes
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ENDIF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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SET( QT_FOUND "NO" )
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ELSE (max_qt_major_vers LESS QT_INST_MAJOR_VERSION) # no
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IF (max_qt_major_vers GREATER QT_INST_MAJOR_VERSION) # (6 < 3) ?
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SET( QT_VERSION_SMALL_ENOUGH "YES" ) # yes
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ELSE (max_qt_major_vers GREATER QT_INST_MAJOR_VERSION) # ( 6==3) ?
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# check minor number
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IF (max_qt_minor_vers LESS QT_INST_MINOR_VERSION) # (5 < 2) ?
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IF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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MESSAGE( SEND_ERROR "Qt minor version too big (maximum: ${QT_MAX_VERSION}, found: ${qt_version_str})") # yes
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ENDIF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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SET( QT_FOUND "NO" )
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ELSE (max_qt_minor_vers LESS QT_INST_MINOR_VERSION) # no
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IF (max_qt_minor_vers GREATER QT_INST_MINOR_VERSION) # (5 < 2) ?
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SET( QT_VERSION_SMALL_ENOUGH "YES" ) # yes
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ELSE (max_qt_minor_vers GREATER QT_INST_MINOR_VERSION) # (5==2)
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# check patch number
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IF (max_qt_patch_vers LESS QT_INST_PATCH_VERSION) # (4 < 1) ?
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IF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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MESSAGE( SEND_ERROR "Qt patch level too big (maximum: ${QT_MAX_VERSION}, found: ${qt_version_str})") # yes
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ENDIF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
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SET( QT_FOUND "NO" )
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ELSE (max_qt_patch_vers LESS QT_INST_PATCH_VERSION) # (4 < 1) ?
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SET( QT_VERSION_SMALL_ENOUGH "YES" ) # yes
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ENDIF (max_qt_patch_vers LESS QT_INST_PATCH_VERSION) # (4 > 1) ?
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ENDIF (max_qt_minor_vers GREATER QT_INST_MINOR_VERSION)
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||||
ENDIF (max_qt_minor_vers LESS QT_INST_MINOR_VERSION)
|
||||
ENDIF (max_qt_major_vers GREATER QT_INST_MAJOR_VERSION)
|
||||
ENDIF (max_qt_major_vers LESS QT_INST_MAJOR_VERSION)
|
||||
ENDIF (NOT max_qt_major_vers)
|
||||
ENDIF(QT_MAX_VERSION)
|
||||
|
||||
|
||||
###############################################################
|
||||
#
|
||||
# include the correct FindQtX.cmake file if Qt was found
|
||||
# (we only distinguage between major versions
|
||||
#
|
||||
###############################################################
|
||||
IF(QT_VERSION_SMALL_ENOUGH AND QT_VERSION_BIG_ENOUGH)
|
||||
# Call package for Qt3
|
||||
IF( QT_INST_MAJOR_VERSION LESS 4)
|
||||
FIND_PACKAGE(Qt3)
|
||||
ENDIF( QT_INST_MAJOR_VERSION LESS 4)
|
||||
# Call package for Qt4
|
||||
IF( QT_INST_MAJOR_VERSION GREATER 3 )
|
||||
IF( QT_INST_MAJOR_VERSION LESS 5)
|
||||
FIND_PACKAGE(Qt4)
|
||||
ELSE( QT_INST_MAJOR_VERSION LESS 5)
|
||||
IF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
|
||||
MESSAGE(SEND_ERROR "Right now CMake supports only Qt-Versions less than 5.0.0")
|
||||
ENDIF( NOT Qt_FIND_QUIETLY AND Qt_FIND_REQUIRED)
|
||||
SET(QT_FOUND "NO")
|
||||
ENDIF( QT_INST_MAJOR_VERSION LESS 5)
|
||||
ENDIF( QT_INST_MAJOR_VERSION GREATER 3 )
|
||||
ENDIF(QT_VERSION_SMALL_ENOUGH AND QT_VERSION_BIG_ENOUGH)
|
||||
|
||||
|
||||
MARK_AS_ADVANCED(QT4_QGLOBAL_H_FILE QT3_QGLOBAL_H_FILE QT_QMAKE_EXECUTABLE)
|
||||
#
|
||||
MESSAGE("FindQt has been deprecated, Defaulting to FindQt3. You should use FindQt3 FindQt4.cmake and CheckQtInstalled.cmake directly.")
|
||||
INCLUDE(FindQt3)
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue