#!/bin/bash

# gzip.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter <mozes@slackware.com>

# Record toolchain & other info for the build log:
slackbuildinfo

# Paths to skeleton port's source & real Slackware source tree:
export CWD=$SLACKSOURCE/$PKGSERIES/$PKGNAM
export PORTCWD=$PWD

# Temporary build locations:
export TMPBUILD=$TMP/build-$PKGNAM
export PKG=$TMP/package-$PKGNAM
mkpkgdirs # Delete & re-create temporary directories then cd into $TMPBUILD

# Determine the CFLAGS for the known architectures:
case $ARCH in
   arm)     export SLKCFLAGS="-O2 -march=armv4t"
            export LIBDIRSUFFIX="" ;;
   *)       export SLKCFLAGS="-O2" ;;
esac

# Extract source:
tar xvvf $CWD/$PKGNAM-$VERSION.tar.xz
cd $PKGNAM-$VERSION || exit 1
slackhousekeeping

# The following command renames the internal implementation of futimens
# to gl_futimens as newer versions of Glibc provide an incompatible version:
sed -i -e "s/futimens/gl_&/" $(grep -lr futimens *)

# Configure:
CFLAGS="$SLKCFLAGS" \
./configure \
   --prefix=/usr \
   --bindir=/bin \
   --mandir=/usr/man \
   --infodir=/usr/info \
   --build=$ARCH-slackware-linux-gnueabi || failconfig

# Build:
make $NUMJOBS || failmake

# Install into package:
make install DESTDIR=$PKG || failinstall
mkdir -p $PKG/usr/bin
( cd $PKG/bin
  for file in * ; do
    ( cd $PKG/usr/bin ; ln -sf ../../bin/$file . )
  done )

# The ncompress package already has this:
rm -f $PKG/bin/uncompress

# Add a documentation directory:
mkdir -p $PKG/usr/doc/${PKGNAM}-$VERSION
cp -a \
  AUTHORS COPYING INSTALL NEWS README README-alpha THANKS TODO \
  $PKG/usr/doc/${PKGNAM}-$VERSION
changelogliposuction ChangeLog $PKGNAM $VERSION

# If necessary, start the fakeroot server so we can set file/dir ownerships:
start_fakeroot

# Apply generic Slackware packaging policies:
cd $PKG
slackstripall   # strip all .a archives and all ELFs
slackgzpages -i # compress man & info pages and delete usr/info/dir
slackslack      # chown -R root:root, chmod -R og-w, slackchown, slack644docs
slackdesc       # install slack-desc and doinst.sh
slackmp         # run makepkg -l y -c n

# Perform any final checks on the package:
cd $PKG
slackhlinks     # search for any hard links