#!/bin/bash
#----------------------------------------------------------------------
# Build an RPM containing both wxGTK and wxPython

spectemplate=distrib/wxPythonFull.spec.in

if [ ! -d wxPython -o ! -e ${spectemplate} ]; then
    echo "Please run this script from the root wxPython directory."
    exit 1
fi


#----------------------------------------------------------------------
# Initialization

distdir=`pwd`/dist
builddir=`pwd`/_build_rpm
rpmtop=${builddir}/rpmtop
cvsroot=:pserver:anoncvs@cvs.wxwindows.org:/home/wxcvs
pythonbin=/usr/bin/python
port=GTK
lcport=gtk
tarname=wxPythonSrc
debug=0


#----------------------------------------------------------------------
# Check parameters

function useage {
    echo "Usage: $0 cvs_tag wx_version py_version [command flags...]"
    echo "   cvs_tag        Tag to use for CVS export"
    echo "   wx_version     String to use for version in filenames, etc."
    echo "   py_version     String to append to $pythonbin (which python"
    echo "                  version to use.)"
    echo ""
    echo "command flags:"
    echo "   skipcvs        Don't do the CVS export"
    echo "   skiptar        Don't build the tarball"
    echo "   skiprpm        Don't build the RPM (but why?)"
    echo "   skipclean      Don't do the cleanup at the end"
    echo "   speconly       Do nothing but write the RPM spec file"
    echo "   debug          Make a __WXDEBUG__ version"
    echo "   smp            Add SMP=2 to the envivonment to speed wxGTK build"
}

if [ $# -lt 3 ]; then
    useage
    exit 1
fi

cvs_tag=$1
version=$2
pyver=$3
shift;shift;shift

tarver=${tarname}-${version}


python=${pythonbin}${pyver}
if [ ! -e ${python} ]; then
    echo "${python} not found!"
    exit 1
fi


function makespec {
    echo "*** Writing ${distdir}/wxPython${port}.spec"
    cat ${spectemplate} \
	| sed s:@PYTHON@:${python}:g \
	| sed s:@PYVER@:${pyver}:g \
	| sed s:@DEBUG@:${debug}:g \
	| sed s:@PORT@:${port}:g \
	| sed s:@LCPORT@:${lcport}:g \
	| sed s:@TARNAME@:${tarname}:g \
	| sed s:@VERSION@:${version}:g \
	> ${distdir}/wxPython${port}.spec
}



for flag in $*; do
    case ${flag} in
	skipcvs)   skipcvs=1        ;;
	skipclean) skipclean=1      ;;
	skiptar)   skiptar=1        ;;
	skiprpm)   skiprpm=1        ;;
	smp)       export SMP=2     ;;
	debug)     debug=1          ;;
	speconly)  makespec; exit 0 ;;

	*)  echo "Unknown flag \"${flag}\""
	    useage
	    exit 1
    esac
done


#----------------------------------------------------------------------
# Setup build dirs

echo "*** Setting up"

if [ ! -d ${builddir} ]; then
    mkdir -p ${builddir}
fi

if [ ! -d ${distdir} ]; then
    mkdir -p ${distdir}
fi

for dir in SOURCES SPECS BUILD RPMS SRPMS; do
    if [ ! -d ${rpmtop}/${dir} ]; then
	mkdir -p ${rpmtop}/${dir}
    fi
done


#----------------------------------------------------------------------
# Get the sources from CVS

if [ -z "${skipcvs}" ]; then
    echo "*** Exporting CVS archive..."
    pushd ${builddir} > /dev/null
    if [ -e ${tarver} ]; then
	rm -rf ${tarver}
    fi
    cvs -d ${cvsroot} export -r ${cvs_tag} -d ${tarver} wxWindows > /dev/null 2>&1
    if [ "$?" != "0" ]; then
	echo "*** CVS failure, exiting."
	exit 1
    fi

    echo "*** Removing unneeded stuff from CVS tree"
    pushd ${tarver} > /dev/null
    rm `find . -name .cvsignore`
    rm *.spec
    rm -rf demos
#     rm -rf docs
    rm -rf samples
    rm -rf utils
#     rm -rf include/wx/mgl
#     rm -rf include/wx/motif
#     rm -rf include/wx/os2
#     rm -rf src/mgl
#     rm -rf src/motif
#     rm -rf src/os2
    rm -rf wxPython/wxSWIG

    popd > /dev/null
    popd > /dev/null
fi


#----------------------------------------------------------------------
# Make the spec file and copy to ${builddir}/${tarver} so it will be
# in the tar file when it's built

# TODO?  Output all combinations of spec files to put in the tar file??

makespec
cp ${distdir}/wxPython${port}.spec ${builddir}/${tarver}/wxPython${port}.spec


#----------------------------------------------------------------------
# Build the tar file

if [ -z "${skiptar}" ]; then
    echo "*** Creating tarball..."
    pushd ${builddir} > /dev/null
    tar cvf ${distdir}/${tarver}.tar ${tarver} > /dev/null
    echo "*** Compressing..."
    if [ -e ${distdir}/${tarver}.tar.gz ]; then
	rm ${distdir}/${tarver}.tar.gz
    fi
    gzip --best ${distdir}/${tarver}.tar
    popd > /dev/null
fi


#----------------------------------------------------------------------
# build the RPM

if [ -z "${skiprpm}" ]; then
    echo "*** Building RPMs..."
    cp ${distdir}/${tarver}.tar.gz ${rpmtop}/SOURCES
    rpm -ba \
	--define "_topdir ${rpmtop}" \
	--define "_tmppath ${builddir}" \
	${distdir}/wxPython${port}.spec
    if [ "$?" != "0" ]; then
	echo "*** RPM failure, exiting."
	exit 1
    else
	echo "*** Moving RPMs to ${distdir}"
	mv -f `find ${rpmtop} -name "wxPython*.rpm"` ${distdir}
    fi
fi

#----------------------------------------------------------------------
# Cleanup

if [ -z ${skipclean} ]; then
    echo "*** Cleaning up"
    rm -rf ${rpmtop}
    rm -rf ${builddir}
fi