#!/bin/bash
# packager          : Frederic Boulet <bipbip> bipbiponlinux~AT~gmail.com
# homepage			: http://trific.ath.cx/software/enca/install/
# source location	: http://dl.cihar.com/enca/enca-1.12.tar.gz
# dependency        : 
# last revised      : 14.12.2009

softname='enca'
softversion='1.12'
packageversion='1fb'

arch='i486'
cpu='i686'

prefix=/usr

# log
(

# parameters needed for the build process
buildir=$(pwd)
srcpkg="$buildir/$softname-$softversion.tar.gz"
src="$buildir/$softname-$softversion"
package="$softname-$softversion-$arch-$packageversion"
dest="$buildir/$package"
source=http://dl.cihar.com/enca/$softname-$softversion.tar.gz

# prepare the build result directory
rm -rf $dest
mkdir -p $dest
mkdir -p $dest/install
mkdir -p $dest/$prefix/bin
mkdir -p $dest/usr/src/$softname-$softversion

# Slack-desc
cat <<EOF > $dest/install/slack-desc
    |-----handy-ruler------------------------------------------------------|
enca: enca (An extremely naive charset analyser)
enca:
enca: It detects character set and encoding of text files and can also 
enca: convert them to other encodings. The charset detecting functionality
enca: is also available as a library.
enca:
enca: 
enca:
enca: 
enca:
enca: 
EOF

# check if source is present
if [ -f $softname-$softversion.tar.gz ]; then
	echo "Source file already here, no need to download";
else
 	echo "Downloading source"
	wget -c --no-check-certificate $source
fi

# extract the source code
cd $buildir
tar xvzf $srcpkg
cd $src

# build
export CFLAGS="-O2 -march=$arch -mtune=$cpu"
export CXXFLAGS="-O2 -march=$arch -mtune=$cpu"
    
./configure \
	--program-prefix="" \
	--program-suffix="" \
	--prefix="/usr" \
	--sysconfdir="/etc" \
	--localstatedir="/var" \
	--mandir="/usr/man" \
	--infodir="/usr/info" \
	--enable-static="no" \
	--enable-shared="yes" \
	--build=$arch-slackware-linux || exit

make
make install DESTDIR=$dest

# add 'default' files
    mkdir -p $dest/usr/doc/$softname-$softversion
    cp -a \
      AUTHORS COPYING INSTALL FAQS THANKS NEWS README TODO  ChangeLog\
      $dest/usr/doc/$softname-$softversion

# strip
( cd $dest
  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
)

# ompress man pages
( cd $dest/$prefix/man
  find . -name "*.?" | xargs gzip -9
)

# SalixBuild
cd $buildir
cp build-$softname.sh $dest/$prefix/src/$softname-$softversion

# set target permissions
chown -R root.root $dest

cd $dest
find . -perm 664 -exec chmod 644 {} \;
find . -perm 600 -exec chmod 644 {} \;
find . -perm 444 -exec chmod 644 {} \;
find . -perm 400 -exec chmod 644 {} \;
find . -perm 440 -exec chmod 644 {} \;
find . -perm 777 -exec chmod 755 {} \;
find . -perm 775 -exec chmod 755 {} \;
find . -perm 511 -exec chmod 755 {} \;
find . -perm 711 -exec chmod 755 {} \;
find . -perm 555 -exec chmod 755 {} \;

# real packaging work
cd $dest
/sbin/makepkg -l y -c n $dest.txz

# computes the md5sum signature for the package
cd $buildir
md5sum $package.txz > $package.md5

# .src
echo http://people.salixos.org/fredb/ap/enca/build-enca.sh > $package.src
echo $source >> $package.src

# erase
rm -rf $src
rm -rf $dest

# log ;)
) 2>&1 | tee "$softname-$softversion-build.log"