#!/usr/bin/env bash

if [ -z "$SAGE_LOCAL" ]; then
    echo "SAGE_LOCAL undefined - exiting ..."
    echo "Maybe run 'sage -sh'?"
    exit 1
fi

cd src

# PATCH
for patch in ../patches/*.patch; do
    [ -f "$patch" ] || continue
    patch -p1 <"$patch"
    if [ $? -ne 0 ]; then
        echo >&2 "Error: Patch \"$patch\" failed to apply."
        exit 1
    fi
done

# Delete old version
site_packages="$SAGE_LOCAL/lib/python/site-packages"
rm -rf "$site_packages"/PIL "$site_packages"/PIL-*.egg* "$site_packages"/Pillow-*.egg*

# Note: Avoid shared libraries inside egg files, Trac #19467
python setup.py \
       build_ext \
       --disable-jpeg \
       install \
       --single-version-externally-managed \
       --record /dev/null
if [ $? -ne 0 ]; then
    echo "Error building / installing Pillow"
    exit 1
fi
