#!/bin/sh

# Slackware build script for rabbitmq-c

# Copyright 2017 Konrad J. Hambrick, Round Rock, Texas, USA
# Modified by Rafael Tavares <mdrafaeltavares@gmail.com> for gfs (2021)
# 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.

PRGNAM=$(basename $0 | cut -f1 -d.)
VERSION=${VERSION:-$(find . -maxdepth 1 -name "$PRGNAM-*.tar.?z*" | rev | cut -f 3- -d . | cut -f 1 -d - | rev)}
BUILD=${BUILD:-1}
TAG=${TAG:-_gfs}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/gfs}
PKG=$TMP/pkg-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}
JOBS=${JOBS:-" -j$(expr $(getconf _NPROCESSORS_ONLN) \* 2 ) "}

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"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

UMASKBKP=$(umask)
umask 0022

DEPCHK=""
OPTDEP=""

if [ -z $VERSION ]
 then
 VERSION=0.8.0
fi

MDSCHK=c15dbcd2dbb8e254c1de0494c1bb8c91
DWNLCMD=${DWNLCMD:-"wget -c --no-check-certificate"}
SRCDOWN=${SRCDOWN:-"https://github.com/alanxz/rabbitmq-c/releases/download/v$VERSION/rabbitmq-c-$VERSION.tar.gz"}

if [ -z $(find . -maxdepth 1 -name "$PRGNAM-$VERSION.tar.?z*") ]
then
 $DWNLCMD $SRCDOWN
else
 if md5sum -c <<<"$MDSCHK $(echo $PRGNAM-$VERSION.tar.?z*)";
  then
   continue
  else
   rm -rf $PRGNAM-$VERSION.tar.?z*
   $DWNLCMD $SRCDOWN
 fi
fi

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
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 \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

mkdir -p build
cd build

cmake .. \
 -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
 -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
 -DCMAKE_INSTALL_PREFIX=/usr \
 -DLIB_SUFFIX=${LIBDIRSUFFIX} \
 -DMAN_INSTALL_DIR=/usr/man \
 -DCMAKE_BUILD_TYPE=Release \
 -DBUILD_SHARED_LIBS=ON \
 -DBUILD_STATIC_LIBS=OFF \
 -DBUILD_TESTS=OFF

make $JOBS || make
[ "$BUILD_API_DOCS" = "ON" ] && BUILD_API_DOCS=ON make docs
make install DESTDIR=$PKG
cd ..

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

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a AUTHORS CONTRIBUTING.md ChangeLog.md LICENSE-MIT \
      THANKS TODO README* \
      $PKG/usr/doc/$PRGNAM-$VERSION/
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

if [ "$BUILD_API_DOCS" = "ON" ]; then
  cp -a build/docs/html $PKG/usr/doc/$PRGNAM-$VERSION/
fi

# for d in examples tests; do
for d in examples; do
  mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION/$d/src
  cp -a $d/* $PKG/usr/doc/$PRGNAM-$VERSION/$d/src/
  mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION/$d/bin
  cp -a build/$d/* $PKG/usr/doc/$PRGNAM-$VERSION/$d/bin/
done

mkdir -p $PKG/install
#      |-----handy-ruler------------------------------------------------------|
cat <<EOT >$PKG/install/slack-desc
$PRGNAM:
$PRGNAM: rabbitmq-c (an AMQP client library for the RabbitMQ broker)
$PRGNAM:
$PRGNAM: The rabbitmq-c Package is an Advanced Message Queuing Protocol (AMQP)
$PRGNAM: C-Client Library for use with v2.0+ of the RabbitMQ broker.
$PRGNAM:
$PRGNAM: License:  MIT
$PRGNAM: Homepage: https://github.com/alanxz/rabbitmq-c/releases
$PRGNAM:
$PRGNAM: See: http://www.rabbitmq.com/ for info on the RabbitMQ message broker.
$PRGNAM:
EOT

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

umask ${UMASKBKP}