#!/bin/sh

# Heavily based on the Slackware 13.1 SlackBuild

# Slackware build script for wxMaxima
# Official site: http://wxmaxima.sourceforge.net/

# Written by mimmoforlug (Domenico Suppa mimmoforlug@slacky.it)
# http://www.slacky.it
# Last build by alphamanitine (fabio.testa@tin.it)
# Adapted to SlackBuild template by proffi


# 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

PKGNAME=wxmaxima
SNAME=wxMaxima
VERSION=${VERSION:-0.8.5}
BUILD=${BUILD:-1}
TAG=${TAG:-sl}
ARCH=${ARCH:-x86_64}
SOURCE="http://garr.dl.sourceforge.net/project/$PKGNAME/$SNAME/$VERSION/$SNAME-$VERSION.tar.gz"

CWD=$(pwd)

# Sources will be built in $TMP and the final package saved in $OUTPUT

TMP=${TMP:-/tmp/buildpkgs/$PKGNAME}
PKG=$TMP/package-$PKGNAME
OUTPUT=${OUTPUT:-$CWD}

rm -rf $TMP
mkdir -p $TMP $PKG $OUTPUT

if [ ! -e $SNAME-$VERSION.tar.gz ]; then
 wget -c $SOURCE
fi


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


cd $TMP
tar zxf $CWD/$SNAME-$VERSION.tar.gz
mv $SNAME-$VERSION $PKGNAME-$VERSION
cd $PKGNAME-$VERSION

chown -R root:root .
chmod -R u+w,go+r-w,a-s .

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib$LIBDIRSUFFIX \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --infodir=/usr/info \
  --build=$CHOST-slackware-linux
make
make install DESTDIR=$PKG


# Documentation

mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION
cp -a AUTHORS COPYING ChangeLog 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


# Man pages compression

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

# Info files compression

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

# Remove the package dir file

rm -rf $PKG/usr/info/dir


# Strip binaries

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


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


# Icon and desktop entry

mkdir -p $PKG/usr/share/applications
cp $CWD/wxmaxima.desktop $PKG/usr/share/applications
mkdir -p $PKG/usr/share/pixmaps
cp $TMP/$PKGNAME-$VERSION/data/wxmaxima.png $PKG/usr/share/pixmaps/wxmaxima.png

chown -R root:root $PKG

if [ -x "$(which requiredbuilder 2>/dev/null)" ];then
  requiredbuilder -y -v -s $CWD $PKG
fi

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

if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP
fi