#!/bin/bash

# Slackware build script for mailman
# Written by Eugene Suter (easuter@gmail.com)

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=mailman
VERSION=${VERSION:-2.1.39}
BUILD=${BUILD:-4}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

# This might not matter depending on your smtp server, but it may need
# to be changed to e.g. postfix's gid if you use postfix
MAIL_GID=${MAIL_GID:-25}

# Slackware's group name for apache. For some reason other distros
# will use www or www-data (and mailman assumes this by default)
CGI_GID=${CGI_GID:-apache}

MAILMAN_UID=${MAILMAN_UID:-204}
MAILMAN_GID=${MAILMAN_GID:-204}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

# Bail if user or group isn't valid on your system
if ! grep -q ^mailman: /etc/passwd 2>/dev/null; then
  printf "\n\tYou must have a \"mailman\" user and group to run this script:\n"
  printf "\t# groupadd -g $MAILMAN_GID mailman\n"
  printf "\t# useradd -u $MAILMAN_UID -d /dev/null -s /bin/false -g mailman mailman\n\n"
  exit 1
fi

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

# By default mailman will be installed to /opt, but
# the lists archives and databases directory can be
# changed to /var/mailman:
PREFIX=/opt/mailman
VAR_PREFIX=${VAR_PREFIX:-/opt/mailman/var/mailman}

# Make directories with permissions that the configure script demands,
# but make them in $PKG instead of /
mkdir -p $PKG
install -d $PKG/$PREFIX -g mailman -o root -m 2775
install -d $PKG/$VAR_PREFIX -g mailman -o root -m 2775

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tgz
cd $PRGNAM-$VERSION
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/opt/mailman \
  --exec-prefix=/opt/mailman \
  --with-var-prefix=$VAR_PREFIX \
  --localstatedir=/var \
  --build=$ARCH-slackware-linux \
  --with-mail-gid=$MAIL_GID \
  --with-cgi-gid=$CGI_GID \
  --without-permcheck # Don't bomb out if dirs are missing in /

make
make install DESTDIR=$PKG

find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

mkdir -p $PKG/etc/profile.d
cat $CWD/profile.d/mailman.sh > $PKG/etc/profile.d/mailman.sh
cat $CWD/profile.d/mailman.csh > $PKG/etc/profile.d/mailman.csh
chmod 0755 $PKG/etc/profile.d/*

mkdir $PKG/etc/rc.d
cat $CWD/rc.mailman > $PKG/etc/rc.d/rc.mailman.new
chmod 0755 $PKG/etc/rc.d/rc.mailman.new

mv $PKG/opt/mailman/Mailman/mm_cfg.py $PKG/opt/mailman/Mailman/mm_cfg.py.new

mkdir -p $PKG/$PREFIX/doc/
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a ACKNOWLEDGMENTS BUGS FAQ NEWS README* STYLEGUIDE.txt TODO \
  $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
( cd $PKG/$PREFIX/doc ; ln -s /usr/doc/$PRGNAM-$VERSION )

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE