#!/bin/sh

# Copyright 2008, 2009, 2010  Patrick J. Volkerding, Sebeka, Minnesota, USA
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.


VERSION=${VERSION:-$(echo samba-*.tar.xz | rev | cut -f 3- -d . | cut -f 1 -d - | rev)}
BUILD=${BUILD:-1}

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) export ARCH=i486 ;;
    arm*) export ARCH=arm ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
       *) export ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp}
PKG=$TMP/package-samba
rm -rf $PKG
mkdir -p $TMP $PKG

cd $TMP
rm -rf samba-$VERSION
tar xvf $CWD/samba-$VERSION.tar.xz || exit 1
cd samba-$VERSION || exit 1

if [ ! -d source3/lib/cmdline ]; then
  ( cd source3/lib
    mkdir cmdline
    cd cmdline
    ln -sf ../../../source3/include/popt_common.h . )
fi

chown -R root:root .
find . \
  \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
  -exec chmod 755 {} \; -o \
  \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
  -exec chmod 644 {} \;

cd source3
if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

# Some of these options could be auto-detected, but declaring them
# here doesn't hurt and helps document what features we're trying to
# build in.
#
# LDFLAGS are needed to avoid problems with missing symbols.
LDFLAGS="-Wl,--no-as-needed" \
CFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --bindir=/usr/bin \
  --sbindir=/usr/sbin \
  --mandir=/usr/man \
  --sysconfdir=/etc \
  --with-configdir=/etc/samba \
  --with-piddir=/var/run \
  --with-privatedir=/etc/samba/private \
  --localstatedir=/var \
  --with-lockdir=/var/cache/samba \
  --with-swatdir=/usr/share/swat \
  --with-logfilebase=/var/log/samba \
  --enable-cups \
  --enable-external-libtalloc=no \
  --enable-static=no \
  --enable-shared=yes \
  --with-acl-support=yes \
  --with-automount \
  --with-cifsmount \
  --with-cifsumount \
  --with-quotas \
  --with-syslog \
  --with-utmp \
  --with-libsmbclient \
  --with-winbind \
  --with-ldap \
  --build=$ARCH-slackware-linux
  # Using with-fhs overrides our libdir, and besides we are already hard-coding
  # directories. So, now we define them all explicitly...
  #--with-fhs \

# -j options don't seem to work...
make || exit 1

mkdir -p \
         $PKG/usr/doc/samba-$VERSION \
         $PKG/var/spool/samba \
         $PKG/var/log/samba \
         $PKG/etc/samba/private \
         $PKG/var/cache/samba
chmod 700 $PKG/etc/samba/private
chmod 1777 $PKG/var/spool/samba

make install-everything DESTDIR=$PKG || exit 1

# Install libnss_win* libraries:
mkdir -p $PKG/lib${LIBDIRSUFFIX}
cp -a ../nsswitch/libnss_winbind.so $PKG/lib${LIBDIRSUFFIX}/libnss_winbind.so.2
cp -a ../nsswitch/libnss_wins.so $PKG/lib${LIBDIRSUFFIX}/libnss_wins.so.2
( cd $PKG/lib${LIBDIRSUFFIX}
  ln -sf libnss_winbind.so.2 libnss_winbind.so
  ln -sf libnss_wins.so.2 libnss_wins.so
)

# Install a pkgconfig file for libtalloc:
mkdir -p $PKG/usr/lib${LIBDIRSUFFIX}/pkgconfig
if [ ! -r $PKG/usr/lib${LIBDIRSUFFIX}/pkgconfig/talloc.pc ]; then
  cat $CWD/talloc.pc | sed -e "s/\/lib/\/lib${LIBDIRSUFFIX}/" > $PKG/usr/lib${LIBDIRSUFFIX}/pkgconfig/talloc.pc
fi

## Make sure that other programs can link against libsmbclient:
#( cd $PKG/usr/lib${LIBDIRSUFFIX}
#  for FILE in samba/libsmbclient.so* ; do
#    ln -sf $FILE
#  done
#)

# Add some (u)mount links:
mkdir -p $PKG/sbin
( cd $PKG/sbin
  # SMBFS is obsolete in the kernel now -- use mount.cifs
  #rm -f mount.smbfs ; ln -sf /usr/bin/smbmount mount.smbfs
  # Add a wrapper script from Debian that's included in the upstream Samba
  # sources to help out people (like me ;-) who don't read every speck of
  # documentation:
  cat $TMP/samba-$VERSION/examples/scripts/mount/mount.smbfs > mount.smbfs
  chmod 755 $PKG/sbin/mount.smbfs
  # I suppose this wouldn't be the worst idea in the world, either:
  ( cd $PKG/usr/bin ; ln -sf /sbin/mount.smbfs smbmount )
  rm -f mount.cifs ; ln -sf /usr/sbin/mount.cifs mount.cifs
  # smbumount was giving me problems so it seems wise to play it safe
  #rm -f umount.smbfs ; ln -sf /usr/bin/smbumount umount.smbfs
  #rm -f umount.cifs ; ln -sf /usr/sbin/umount.cifs umount.cifs
)

# Add a sample config file:
cat $CWD/smb.conf.default > $PKG/etc/samba/smb.conf-sample

if [ ! -r $PKG/usr/bin/smbget ]; then
  rm -f $PKG/usr/share/man/man1/smbget.1
  rm -f $PKG/usr/share/swat/help/smbget.1.html
fi

# We'll add rc.samba to the init directory, but chmod 644 so that it doesn't
# start by default:
mkdir -p $PKG/etc/rc.d
cat $CWD/rc.samba > $PKG/etc/rc.d/rc.samba.new
chmod 644 $PKG/etc/rc.d/rc.samba.new

mv $PKG/usr/share/man $PKG/usr
gzip -9 $PKG/usr/man/man?/*.?

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

# PAM related stuff we don't use:
rm -r $PKG/usr/share/locale
rm -f $PKG/usr/man/man8/pam*

cd ..
cp -a \
  COPYING* MAINTAINERS Manifest PFIF.txt README* \
  Read-Manifest-Now Roadmap WHATSNEW.txt docs examples \
  $PKG/usr/doc/samba-$VERSION
# These are installed elsewhere:
rm -rf $PKG/usr/doc/samba-$VERSION/docs/htmldocs \
       $PKG/usr/doc/samba-$VERSION/docs/manpages
mkdir -p $PKG/usr/doc/samba-$VERSION/docs
( cd $PKG/usr/doc/samba-$VERSION/docs
  ln -sf /usr/share/swat/help htmldocs
)
# I'm sorry, but when all this info is included in HTML, adding 7MB worth of
# PDF files just to have extra artwork is more fluff than I'll agree to.
rm -f $PKG/usr/doc/samba-$VERSION/docs/*.pdf
# Also redundant also:
rm -rf $PKG/usr/doc/samba-$VERSION/docs/docbook

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

cat << EOF

*** Be sure the package contains:

drwx------   2 root     root         1024 Mar 12 13:21 /etc/samba/private
drwxr-xr-x   2 root     root         4096 May  3 15:46 /var/cache/samba/
drwxr-xr-x    2 root     root          48 Aug 29 13:06 /var/log/samba/
drwxrwxrwt   2 root     root         1024 Mar 12 13:21 /var/spool/samba/

EOF

cd $PKG
/sbin/makepkg -l y -c n $TMP/samba-$VERSION-$ARCH-$BUILD.txz