Script that makes building zibpot python bindings easier.

zibopt-build.sh

#!/bin/bash

if [ -z "$1" ]; then
    echo "usage: ./zibopt-install.sh <build-dir>"
    exit 1
fi

function bailout {
    echo "$1"
    exit 1
}

function popd_and_exit {
    popd
    exit 1
}

# Check if virtualenv is installed
python -c "import virtualenv" || bailout "please install virtualenv with \`sudo pip install virtualenv\`"
# Check for the virtualenv binary
virtualenv_bin=$(which virtualenv)
test -z "$virtualenv_bin" && bailout "please install virtualenv with \`sudo pip install virtualenv\`"

# Test if the build dir exists, if so, exit.
test -d "$1" && bailout "<build-dir> must not exist, I'll create it for you."

"$virtualenv_bin" --no-site-packages "$1"

pushd "$1";
    BUILDDIR=$(pwd -P)
popd

ZIBOPT_NAME="ziboptsuite-2.1.1"
ZIBOPT_URL="http://scip.zib.de/download/release/${ZIBOPT_NAME}.tgz"
SHARED_LIBRARY="libzibopt-2.1.1.darwin.x86_64.gnu.opt.so"

pushd "$BUILDDIR"

# Check if we're in a virtualenv environment and activate it.
test -r "$BUILDDIR/bin/activate" || bailout "Failed to create the virtual environment. Abort."
test -r "$BUILDDIR/bin/activate" && source "$BUILDDIR/bin/activate"

# Create the sources dir where the zibopt C library sources are stored.
mkdir -p "$BUILDDIR/sources"

# Create a directory where the zibopt C library will be stored.
mkdir -p "$BUILDDIR/clib"

# Download the zibopt library and extract it.
pushd "$BUILDDIR/sources"
    curl -O $ZIBOPT_URL || popd_and_exit
    tar xzvf ${ZIBOPT_NAME}.tgz || popd_and_exit
    
    # Now on to building the zibopt library.
    pushd ${ZIBOPT_NAME}
        make ziboptlib SHARED=true ZIMPL=false ZLIB=false READLINE=false || popd_and_exit
        cp lib/${SHARED_LIBRARY} "$BUILDDIR/clib" || popd_and_exit
        echo "CLIB: $BUILDDIR/clib"
        pushd "$BUILDDIR/clib"
            ln -s ${SHARED_LIBRARY} libzibopt.so || popd_and_exit
        popd
    popd
    
    # Now on to building the zibopt python bindings.
    export LD_LIBRARY_PATH="$BUILDDIR/clib"
    export LIBRARY_PATH=${LD_LIBRARY_PATH}
    export C_INCLUDE_PATH="$BUILDDIR/sources/${ZIBOPT_NAME}/scip-2.1.1/src/"
    
    pip install python-zibopt
    
    # Last but not least, change the linker path of any .so files
    pushd "$BUILDDIR/lib/python2.7/site-packages/zibopt"
        for so in *.so; do
            install_name_tool -change "lib/${SHARED_LIBRARY}" "$BUILDDIR/clib/${SHARED_LIBRARY}" $so
        done
    popd
popd

# Check if the zibopt is working now
python -c "import zibopt" || bailout "Fuck! Doesn't work"

popd

echo "Enjoy your working zibopt."