build-powerline.sh

#!/bin/bash

set -e

cd "$(dirname "$0")"
. bin/lib/util.sh

if [ -d "./powerline" ]; then
  die "./powerline already exists, delete it first"
fi

pyver="$(( python -V 2>&1 || true ) \
         | sed -r 's/^Python ([0-9]+\.[0-9]+).*$/\1/;t;d')"
[ ! -z "$pyver" ] || die "Couldn't find current python version"
estat "Python version is $pyver"
export PYTHONPATH="$PWD/powerline/lib/python${pyver}/site-packages/"
prefix="$PWD/powerline/"

unset tmpdir
cleanup() { [[ -z $tmpdir ]] || rm -rv "$tmpdir"; }
trap cleanup EXIT SIGINT
tmpdir="$(mktemp -d --tmp buildPowerlineXXX)"
einfo tmpdir is "$tmpdir"
echo '#!/bin/bash'$'\n''set -ex'$'\n''clang "$@"' >> "$tmpdir"/cc
cmd chmod +x "$tmpdir/cc"
export PATH="$tmpdir:$PATH"

cmd mkdir -pv "$PYTHONPATH"
cmd cd powerline.git
cmd python ./setup.py install --prefix="$prefix"
cmd cd ../powerline
cmd ln -sv lib/python${pyver}/site-packages/Powerline*egg/powerline/bindings
cmd cd lib
cmd ln -sv "python${pyver}" python-latest
estat "Powerline installed into ${prefix}, see bashrc for PATH/PYTHONPATH"