dist.sh

#!/usr/bin/env bash

# This script should be run when creating a new SPKG for shipping sagenb
# with Sage. For more complete instructions on how to generate a new
# SPKG, read the SPKG.txt file in the current SPKG.
#
# Usage: dist.sh [-g] [-s]
#
#   -g      Also package the git repository
#   -s      Only package the sagenb repository

die () {
    echo >&2 "$@"
    exit 1
}

while getopts ":gs" opt; do
    case $opt in
        g) INSTALL_REPO=1 ;;
        s) SAGENB_ONLY=1 ;;
        *) die "Invalid option!"
    esac
done

cd ${0%/*}

if [ -n "$INSTALL_REPO" ]; then
    git diff --quiet && git diff --cached --quiet ||
        die "Uncommitted changes in sagenb - please commit, stash, or discard"
fi

if [ -n "$SAGENB_ONLY" ]; then
    if [ -d dist ]; then
        rm -f dist/sagenb-*
    else
        mkdir -p dist
    fi
else
    rm -rf dist
    mkdir -p dist
fi

if [ -z "$SAGENB_ONLY" ]; then
    echo "Fetching source tarballs of (sub)dependencies of sagenb to dist/"
    python util/fetch_deps.py dist || die "Couldn't fetch all (sub)dependencies"
fi

echo "Creating source tarball of sagenb itself in dist/"
python setup.py sdist > sdist.log || die "Couldn't make sagenb source tarball"

if [ -n "$INSTALL_REPO" ]; then
    echo "Sanitizing sagenb git repo (with backup)"
    mv .git .git-backup
    git init
    git fetch .git-backup
    git remote add sagemath https://github.com/sagemath/sagenb
    git branch -f master FETCH_HEAD
    git remote update sagemath
    git branch --set-upstream master sagemath/master
    git reset --mixed
    git gc --aggressive --prune=0

    echo "Moving sanitized sagenb git repo to dist/"
    mv .git dist/sagenb.git

    echo "Restoring backup of git repo"
    mv .git-backup .git
fi

echo "Done!"