#!/bin/sh
CWD=`pwd`
TMP=${TMP:-/tmp}
PKG=$TMP/package-git

VERSION=1.4.2.1
ARCH=${ARCH:-x86_64}
BUILD=${BUILD:-1}

if [ "$ARCH" = "i386" ]; then
  SLKCFLAGS="-O2 -march=i386 -mcpu=i686"
elif [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
fi

if [ ! -d $TMP ]; then
  mkdir -p $TMP
fi
rm -rf $PKG
mkdir -p $PKG

cd $TMP
rm -rf git-$VERSION
tar xjvf $CWD/git-$VERSION.tar.bz2
cd git-$VERSION

chown -R root:root .
find . -perm 666 -exec chmod 644 {} \;
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 {} \;

# "doc" needs asciidoc, which seems, er, tricky to install.
#make prefix=/usr CFLAGS="$SLKCFLAGS" all doc

make prefix=/usr "CFLAGS=$SLKCFLAGS" all || exit 1

#make prefix=/usr "CFLAGS=$SLKCFLAGS" install install-doc DESTDIR=$PKG
make prefix=/usr "CFLAGS=$SLKCFLAGS" install DESTDIR=$PKG || exit 1

mkdir -p $PKG/usr/man
( cd $PKG/usr/man
  tar xjf $CWD/git-manpages-${VERSION}.tar.bz2
  chown -R root:root .
  find . -type d -exec chmod 755 {} \;
  find . -type f -exec chmod 644 {} \;
  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
)

# Since Stuart Winter hates hard links.  ;-)
#
# Switch a hard link with a soft link:
( cd $PKG/usr/bin
  find . -links +1 -not -name git | while read gitfile ; do
    if [ git -ef $gitfile ]; then
      rm -vf $gitfile
      ln -vfs git $gitfile
    fi
  done
)

mkdir -p $PKG/usr/doc/git-$VERSION
cp -a \
  COPYING INSTALL README \
  Documentation \
  contrib \
  $PKG/usr/doc/git-$VERSION

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

cd $PKG
makepkg -l y -c n $TMP/git-$VERSION-$ARCH-$BUILD.tgz