#!/bin/bash

root=$HOME/clutter-win32
irc_relay=$HOME/local/irc-relay/bin/irc-relay
irc_server=irc.gnome.org
irc_port=6667
irc_nickname=winbot
irc_channel="#clutter"

function failmsg ()
{
    echo "$1";

    echo "$1" | \
        "$irc_relay" \
        -s "$irc_server" \
        -p "$irc_port" \
        -n "$irc_nickname" \
        -u "$irc_nickname" \
        -r "$irc_nickname" \
        -c "$irc_channel" \
        -N;

    exit 1;
}

function do_build ()
{
    # Force the configure script to think we're cross compiling just
    # in case Wine is installed and autoconf thinks it can execute
    # .exe files.
    echo "cross_compiling=yes" > win32.cache;

    ./autogen.sh --prefix="$ROOT_DIR" --host="$TARGET" --target="$TARGET" \
        --with-flavour=win32 --cache-file=win32.cache --disable-conformance || \
        return 1;

    make || return 1;
    make install || return 1;

    return 0;
}

# The build-mingw32 sets up this script which installs some
# environment variables that we want for building
. $root/install/share/env.sh

# This should be able to build json-glib too but for now git.gnome.org
# seems to be playing up

# projects=( json-glib clutter )
projects=( clutter )

for prj in "${projects[@]}"; do
    cd "$root/$prj";

    # Really really clear out any previous build
    git clean -f -d -x;

    # Store the old HEAD so we can detect any changes
    old_head=`git rev-parse HEAD`;

    # Fetch any new changes
    git pull --rebase || failmsg "Failed to pull changes for $prj";

    # Check if HEAD is different
    if test "$old_head" != `git rev-parse HEAD`; then
        # Kick off a build and install
        do_build > "$root/build-log.txt" 2>&1;
        if test "$?" -ne "0"; then
            url=`pastebinit "$root/build-log.txt"`;
            failmsg "Failed to build $prj : $url";
        fi;
    fi;
done