qmake-auto

#!/bin/bash
function die {
    echo "No suitable qmake found."
    echo "Please make sure you have Qt5 installed."
    echo "Re-run this program with QMAKE=/path/to/qmake to select qmake manually."
    exit 1
}
if [[ "$QMAKE" != "" ]]; then
    $QMAKE "$@"
    exit $?
fi
if [[ "$OSTYPE" == "darwin"* ]]; then
    export QMAKE_MACOSX_DEPLOYMENT_TARGET=10.10

    # OSX: Look for qmake in standard install locations
    QMAKE=`find ~/Qt/*/clang_64/bin ~/Qt5*/*/clang_64/bin ~/Applications/Qt/*/clang_64/bin ~/Applications/Qt5*/*/clang_64/bin /Applications/Qt/*/clang_64/bin /Applications/Qt5*/*/clang_64/bin /usr/local/opt/qt5/bin -name qmake -print -quit 2>/dev/null`
    [[ $QMAKE == "" ]] && die
else
    # Linux: Look for system-installed Qt5
    QMAKE=`which qmake-qt5 2>/dev/null`
    [[ $? -ne 0 ]] && QMAKE=`which qmake 2>/dev/null`
    # If not found, look in standard locations
    if [[ `$QMAKE -v 2>/dev/null | grep -i "Qt version 5" | wc -l` -ne 1 ]]; then
        QMAKE=`find /usr/lib/*/qt5/bin ~/Qt/*/gcc_64/bin -name qmake -print -quit 2>/dev/null`
    fi
fi
[[ `$QMAKE -v 2>/dev/null | grep -i "Qt version 5" | wc -l` -ne 1 ]] && die
$QMAKE "$@"