#!/bin/bash
NEWVERSION="$1"

# Run this as 'locker-update NEW-VERSION' to upgrade the barnowl.real
# symlink in all arch/ directories to point to the new version.

if [ -z "$NEWVERSION" ]; then
    echo "Usage: $0 new-version" 1>&2
    exit -1;
fi

cd /mit/barnowl/arch/

for i in *; do
    if [ -L "$i" ]; then
        echo "Skipping $i as a symbolic link..."
    else
        if [ "$i" = "common" ]; then
            echo "Skipping 'common'..."
        else
            if ! [ -e "$i/bin/$NEWVERSION" ]; then
                echo "New version $NEWVERSION not built for arch $i...";
            else
                # Sanity -- make sure the 'barnowl' symlink is correct.
                ln -sf "../../common/bin/barnowl" "$i/bin/barnowl"
                ln -sf "$NEWVERSION" "$i/bin/barnowl.real"
            fi
        fi
    fi
done;