Allwmake

#!/bin/sh
cd ${0%/*} || exit 1    # Run from this directory

# Source the wmake functions
. $WM_PROJECT_DIR/wmake/scripts/wmakeFunctions

# Ensure CMake gets the correct C/C++ compilers
[ -n "$WM_CC" ]  && export CC="$WM_CC"
[ -n "$WM_CXX" ] && export CXX="$WM_CXX"

# -----------------------------------------------------------------------------

#
# Check sentinel file(s) to handle vtk/paraview version changes
#
versionOk()
{
    findObjectDir "$1"  # Where generated files are stored
    local sentinel="$objectsDir/ThirdParty"

    echo $sentinel

    local prev
    if read -r prev 2>/dev/null < $sentinel
    then
        case "$prev" in
        ("ParaView_DIR=$ParaView_DIR" | "VTK_DIR=$VTK_DIR")
            return 0
            ;;
        (*)
            echo "ParaView_DIR or VTK_DIR changed between builds" 1>&2
            return 1
            ;;
        esac
    elif [ -f "$objectsDir/CMakeCache.txt" ]
    then
        echo "previous build was incomplete" 1>&2
        return 1
    else
        return 0
    fi
}


# CMake into objectsDir,
# with an additional attempt if (possibly incorrect) CMakeCache.txt existed
doCmake()
{
    local sourceDir="$1"
    findObjectDir $sourceDir # Where are generated files stored?

    # version changed
    sentinel=$(versionOk $sourceDir) || rm -rf "$objectsDir" > /dev/null 2>&1

    test -f "$objectsDir/CMakeCache.txt"
    retry=$? # CMakeCache.txt exists, but sources may have moved

    mkdir -p $objectsDir && \
    (
        cd $objectsDir || exit 1

        cmake $sourceDir || {
            if [ $retry -eq 0 ]
            then
                echo "Removing CMakeCache.txt and attempt again"
                rm -f CMakeCache.txt
                cmake $sourceDir
            else
                exit 1
            fi
        } && make && {
            if [ -d "$VTK_DIR" ]
            then
                echo "VTK_DIR=$VTK_DIR"
            elif [ -d "$ParaView_DIR" ]
            then
                echo "ParaView_DIR=$ParaView_DIR"
            else
                echo unknown
            fi > $sentinel
        }
    )
}


# -----------------------------------------------------------------------------

echo "======================================================================"
echo "${PWD##*/} : $PWD"
echo

if [ -d "$VTK_DIR" -o -d "$ParaView_DIR" ]
then
    if [ "$targetType" != objects ]
    then
        if type cmake > /dev/null 2>&1
        then
            doCmake $PWD || {
                echo
                echo "    WARNING: incomplete build of VTK-based post-processing"
                echo
            }
        else
            echo "WARNING: skipped - needs cmake"
        fi
    fi
else
    echo "WARNING: skipped - needs a VTK or a ParaView installation"
    echo "    - For ParaView  : export the 'ParaView_DIR' variable"
    echo "    - For VTK       : export the 'VTK_DIR'      variable"
fi

echo "======================================================================"

# -----------------------------------------------------------------------------