#!/bin/bash

# Slackware build script for dovecot  

# Copyright 2026 Frank Honolka <info@snukware.com>
# 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.

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

PRGNAM=dovecot			
VERSION=${VERSION:-2.4.5}	
BUILD=${BUILD:-1}
TAG=${TAG:-_snuk}		
PKGTYPE=${PKGTYPE:-txz}

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
       *) ARCH=$( uname -m ) ;;
  esac
fi

if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/var/cache/snukware/tmp}	
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/var/cache/snukware/n}	

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
elif [ "$ARCH" = "aarch64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e 

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.?z
cd $PRGNAM-$VERSION

# Fix path in helper script
sed -i 's:OPENSSLCONFIG=${OPENSSLCONFIG-dovecot-openssl.cnf}:OPENSSLCONFIG=${OPENSSLCONFIG-/etc/ssl/dovecot-openssl.cnf}:' doc/mkcert.sh || exit 1
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 \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

autoreconf -vfi
# Add -ldl to LDFLAGS for sqlite
CFLAGS="${SLKCFLAGS/_FORTIFY_SOURCE=3/_FORTIFY_SOURCE=2}" \
CXXFLAGS="${SLKCFLAGS/_FORTIFY_SOURCE=3/_FORTIFY_SOURCE=2}" \
LDFLAGS="-Wl,--copy-dt-needed-entries -ldl" \
LUA_CFLAGS="$(pkg-config --cflags lua) " \
LUA_LIBS="$(pkg-config --libs lua) " \
  ./configure \
    --prefix=/usr \
    --sbindir=/usr/bin \
    --libdir=/usr/lib$LIBDIRSUFFIX \
    --sysconfdir=/etc \
    --localstatedir=/var \
    --libexecdir=/usr/libexec \
    --mandir=/usr/man \
    --with-rundir=/run/dovecot \
    --with-moduledir=/usr/lib/dovecot/modules \
    --disable-static \
    --with-pam \
    --with-sqlite \
    --with-mysql \
    --with-ssldir=/etc/ssl \
    --with-gssapi \
    --with-ldap=plugin \
    --with-lua=plugin \
    --with-zlib \
    --with-bzlib \
    --with-lz4 \
    --with-zstd \
    --with-solr \
    --with-sodium \
    --with-libcap \
    --with-flatcurve \
    --with-pcre2 \
    --enable-experimental-mail-utf8 \
    --enable-experimental-imap4rev2 \
    --enable-year2038
sed -i -e 's/ -shared / -Wl,-O1,--as-needed\0/g' libtool
#--with-pgsql \
#--with-stemmer \
# Compile the application and install it into the $PKG directory
make
make install DESTDIR=$PKG

rm -rf $PKG/etc/dovecot/dovecot.conf || exit 1

cat > $PKG/etc/dovecot/dovecot.conf << "EOF"
dovecot_config_version = 2.4.4
dovecot_storage_version = 2.4.4

protocols = imap
listen = *

userdb passwd {
  driver = passwd
}

passdb pam {
  driver = pam
}
EOF

install -vDm644 "${CWD}/files/dovecot.sysusers" \
  "${PKG}/usr/lib/sysusers.d/dovecot.conf" || exit 1
install -vDm644 "${CWD}/files/dovecot.tmpfiles" \
  "${PKG}/usr/lib/tmpfiles.d/dovecot.conf" || exit 1
install -vdm755 "${PKG}/etc/dovecot/conf.d"

# Install mkcert helper script
install -vDm755  doc/mkcert.sh "${PKG}/usr/lib/dovecot/mkcert.sh" || exit 1

# Add dovecot libdir
install -vDm644 "${CWD}/files/dovecot.ld.so.conf" "${PKG}/etc/ld.so.conf.d/dovecot.conf" || exit 1

# Install PAM snippet for dovecot
install -vDm644 "${CWD}/files/dovecot.pam" "${PKG}/etc/pam.d/dovecot" || exit 1

# Don't ship .la files:
rm -f $PKG/{,usr/}lib${LIBDIRSUFFIX}/*.la

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

find $PKG/usr/man -type f -exec gzip -9 {} \;
for i in $( find $PKG/usr/man -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done

find $PKG -name perllocal.pod \
  -o -name ".packlist" \
  -o -name "*.bs" \
  | xargs rm -f

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
DOCS="AUTHORS COPYING* ChangeLog NEWS README.md SECURITY.md TODO"
cp -a $DOCS $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

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

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