#!/bin/sh
# Heavily based on the Slackware 12.1 SlackBuild
# http://directory.fsf.org/libs/misc/libelf.html

NAME=libelf
VERSION=0.8.10
ARCH=${ARCH:-i486}
BUILD=2bj

SOURCE=http://www.mr511.de/software/$NAME-$VERSION.tar.gz

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


CWD=`pwd`
TMP=${TMP:-/tmp/tgz}
PKG=$TMP/package-$NAME
rm -rf $PKG
mkdir -p $PKG

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2"
fi

cd $TMP
rm -rf $NAME-$VERSION
tar xzf $CWD/$NAME-$VERSION.tar.gz || exit 1
cd $NAME-$VERSION
echo "Building $NAME-$VERSION ..."
chown -R root:root .
chmod -R u+w,go+r-w,a-s .

CFLAGS="$SLKCFLAGS" CXXFLAGS="$SLKCFLAGS" \
./configure --prefix=/usr \
 --program-prefix= --program-suffix= \
 --build=$ARCH-slackware-linux || exit 1

# Make
make || exit 1

# Install
make install instroot=$PKG || exit 1

# Copy the docs
mkdir -p $PKG/usr/doc/$NAME-$VERSION
cp -a ChangeLog COPYING.LIB README VERSION $PKG/usr/doc/$NAME-$VERSION
chmod 644 $PKG/usr/doc/$NAME-$VERSION/*

# Gzip the man pages:
#find $PKG/usr/man -type f -exec gzip -9 {} \;

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

# Build the package
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/slack-desc > $PKG/usr/doc/$NAME-$VERSION/slack-desc
cat $CWD/$NAME.SlackBuild > $PKG/usr/doc/$NAME-$VERSION/$NAME.SlackBuild
chown -R root:root .
requiredbuilder -y -v -s $CWD $PKG
makepkg -l y -c n $CWD/$NAME-$VERSION-$ARCH-$BUILD.tgz

# Clean up the extra stuff
if [ "$1" = "--cleanup" ]; then
 rm -rf $TMP
fi