#!/bin/sh

# Heavily based on the Slackware 13.1 SlackBuild
#
# Written by Corrado Franco
# Last build by Leonardo Totaro ( brainvision AT slacky DOT it )
#
# Copyright 2008 Corrado Franco (http://www.conraid.net)
# All rights reserved.

# Slackware build script for weechat 
# Official site: http://www.weechat.org

# 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.

# Exit on most errors
set -e 

# Set variables:

PKGNAME=weechat
VERSION=${VERSION:-0.3.2}
BUILD=${BUILD:-2}
TAG=${TAG:-sl}
ARCH=${ARCH:-i486}
SOURCE="http://www.weechat.org/files/src/$PKGNAME-$VERSION.tar.bz2"

CWD=$(pwd)
TMP=${TMP:-/tmp/buildpkgs/$PKGNAME} # If you use /tmp here, don't use --cleanup options
PKG=$TMP/package-$PKGNAME
OUTPUT=${OUTPUT:-$CWD}


# Download source tarball if still not present
if [ ! -e $CWD/$PKGNAME-$VERSION.tar.bz2 ];then
  wget $SOURCE
fi

# Set compiling FLAGS
CHOST="i486"
if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$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"
  CHOST="x86_64"
fi

# Extract source and prepare
rm -rf $TMP
mkdir -p $TMP $PKG $OUTPUT

cd $TMP
tar xvf $CWD/$PKGNAME-$VERSION.tar.bz2
cd $PKGNAME-$VERSION

# Make sure ownerships and permissions are sane
chown -R root:root .
chmod -R u+w,go+r-w,a-s .

mkdir build
cd build

# Build and install:
cmake .. \
		-DPREFIX=/usr \
		-DCMAKE_C_FLAGS="$SLKCFLAGS" \
		-DCMAKE_CXX_FLAGS="$SLKCFLAGS" \
		-DCMAKE_INSTALL_PREFIX=/usr \
		-DLIB_SUFFIX=${LIBDIRSUFFIX} \
		-DCMAKE_MAN_INSTALL_DIR=/usr/man

make
make install DESTDIR=$PKG

# Add readme files, changelog and so on
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION
cd $TMP/$PKGNAME-$VERSION
cp -a \
		ABOUT-NLS AUTHORS COPYING ChangeLog UPGRADE_0.3 INSTALL NEWS README \
		$PKG/usr/doc/$PKGNAME-$VERSION

cat $CWD/$PKGNAME.SlackBuild > $PKG/usr/doc/$PKGNAME-$VERSION/$PKGNAME.SlackBuild
cat $CWD/slack-desc > $PKG/usr/doc/$PKGNAME-$VERSION/slack-desc

# Move the man pages in its right place
if [ -d $PKG/usr/share/man ]; then
   mv $PKG/usr/share/man $PKG/usr
fi

# Compress and link manpages, if any
if [ -d $PKG/usr/man ]; then
   ( cd $PKG/usr/man
      find . -type f -exec gzip -9 {} \;
      for i in $( find . -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
    )
fi

# Strip binaries files
( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "current ar archive" | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
)

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

cd $PKG
chown -R root:root $PKG

# Check and print dependencies in the slack-required file
if [ -x "$(which depfinder 2>/dev/null)" ];then
  depfinder -f -s -a -p $PKG
  mv slack-required $CWD/
elif [ -x "$(which requiredbuilder 2>/dev/null)" ];then
  requiredbuilder -y -v -s $CWD $PKG
fi
# Create package
/sbin/makepkg -l y -c n $OUTPUT/$PKGNAME-$VERSION-$ARCH-$BUILD$TAG.txz

# Clean file, if option is set 
if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP
fi