#!/bin/bash

PRODUCT=SDKINSTALLER
Product=SDKInstaller
product=sdkinstaller

VERSION=0.0.1

default_prefix=/usr/local/KDAB/$Product-$VERSION

hide_symbols=yes
shared=yes
debug=no
release=yes
prefix=
unittests=no

STATIC_BUILD_SUPPORTED=false

function die {
    echo "$1" 1>&2
    exit 1
}


function usage {
    [ -z "$1" ] || echo "$0: unknown option \"$1\"" 1>&2
    echo "usage: $0 [options]" 1>&2
    cat <<EOF 1>&2
where options include:

EOF
if [ "$INSTALLATION_SUPPORTED" = "true" ]; then
    cat <<EOF 1>&2
  -prefix <path>
      install $Product into <path>
EOF
fi  
cat <<EOF 1>&2

  -release / -debug
      build in debug/release mode
EOF
if [ "$STATIC_BUILD_SUPPORTED" = "true" ]; then
  cat <<EOF 1>&2

  -static / -shared
      build static/shared libraries
EOF
fi
cat <<EOF 1>&2

  -[no-]hide-symbols (Unix only)
      reduce the number of exported symbols

  -[no-]unittests
      enable/disable compiled-in unittests

EOF
    exit 1
}

if [ -z "$QTDIR" ] ;  then
    QTDIR="$(qmake -query QT_INSTALL_PREFIX)"
    if [ $? -ne 0 ] ; then
	QTDIR=
    fi
fi

[ -z "$QTDIR" ] && die "You need QTDIR defined, or qmake in the PATH"

while [ $# -ne 0 ] ; do
    case "$1" in
	-prefix)
	    shift
            if [ $# -eq 0 ] ; then
		    echo "-prefix needs an argument" 2>&1
		    usage
	    fi
            prefix="$1"
	    ;;
        -no-hide-symbols)
            hide_symbols=no
            ;;
        -hide-symbols)
            hide_symbols=yes
            ;;
	-no-unittests)
	    unittests=no
	    ;;
	-unittests)
	    unittests=yes
	    ;;
        -shared)
            shared=yes
            ;;
        -static)
            if [ "$STATIC_BUILD_SUPPORTED" != "true" ]; then
                echo "Static build not supported, -static option not allowed" 2>&1
                usage
            fi
            shared=no
            ;;
        -debug)
            debug=yes
            release=no
            ;;
        -release)
            debug=no
            release=yes
            ;;
        *)
            usage "$1"
            ;;
    esac
    shift
done

find . -name debug -o -name release -o -name Makefile\* | xargs rm -rf

if [ -f src/src.pro ] ; then
    rm -rf lib bin
fi

if [ -z "$prefix" ] ; then
    prefix="$default_prefix"
fi

echo -n > ".qmake.cache"
(
    echo "CONFIG += ${product}_target"

# The following disabled to make debug builds work again:
#    echo '!contains($$list($$[QT_VERSION]), 4.2.*):CONFIG += debug_and_release build_all'
#    [ "$debug" = "yes"   ] && echo "else:CONFIG -=release += debug"
#    [ "$release" = "yes" ] && echo "else:CONFIG -=debug += release"

    if [ "$debug" = "yes" ]; then
      echo "CONFIG -= release"
      echo "CONFIG += debug"
      echo "CONFIG -= debug_and_release"
    fi

    if [ "$release" = "yes" ]; then
      echo "CONFIG += release"
      echo "CONFIG -= debug"
      echo "CONFIG -= debug_and_release"
    fi

    [ "$hide_symbols" = "yes" ] &&  echo "CONFIG += hide_symbols"
    [ "$unittests" = "yes" ] && echo "CONFIG += unittests"

    if [ "$shared" = "yes" ]; then
      echo "CONFIG -= static"
      echo "CONFIG -= staticlib"
      echo "CONFIG += shared"
    else
      echo "CONFIG += static"
      echo "CONFIG += staticlib"
      echo "CONFIG -= shared"
    fi

    if [ -d "$QTDIR/include/Qt/private" ] ; then
	echo "CONFIG += have_private_qt_headers"
	echo "INCLUDEPATH += $QTDIR/include/Qt/private"
    #else
        #echo "QTDIR must point to an installation that has private headers installed."
        #echo "Some features will not be available."    
    fi
echo "${PRODUCT}_INSTALL_PREFIX = $prefix"
echo "${PRODUCT}_BASE = `pwd`"

) >> ".qmake.cache"

cat <<EOF 1>&2
$Product v$VERSION configuration:

  Install Prefix.............: $prefix
    (default: $default_prefix)
  Debug......................: $debug (default: no)
  Release....................: $release (default: yes)
  Compiled-In Unit Tests.....: $unittests (default: no)
  Restricted symbol export
    (shared build only)......: $hide_symbols (default: yes)

EOF

$QTDIR/bin/qmake $product.pro -recursive "CONFIG+=pk7zip_library"  || die "qmake failed"

echo "Ok, now run make, then make install to install into $prefix"