#!/bin/bash

# ash.SlackBuild
# Heavily based on the original Slackware build script,
# Modified by Stuart Winter <mozes@slackware.com> for the Slackware porting Project.
# 24-Jun-2004

# 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=armv5te"
            export LIBDIRSUFFIX="" ;;
   *)       export SLKCFLAGS="-O2" ;;
esac

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

# Create package framework:
mkdir -p $PKG/usr/{man/man1,doc/$PKGNAM-$VERSION} $PKG/{install,bin}

# Apply patches:
( cd $CWD/patches
  for file in ash-builtin.patch.gz \
              ash-echo.patch.gz \
              ash-getcwd.patch.gz \
              ash-getopt.patch.gz \
              ash-glob.patch.gz \
              ash-jobs.patch.gz \
              ash-kill.patch.gz \
              ash-makefile.patch.gz \
              ash-manpage.patch.gz \
              ash-hetio.patch.gz \
              ash-memout.patch.gz \
              ash-misc.patch.gz \
              ash-redir.patch.gz \
              ash-setmode.patch.gz \
              ash-syntax.patch.gz \
              ash-test.patch.gz \
              ash-times.patch.gz \
              ash-debian.patch.gz \
              ash-ppid.patch.gz \
              ash-freebsd.patch.gz \
              ash-sighup.patch.gz ; do
    zcat $file
  done ) | patch -p1 --verbose

sed -i -e 's#= {#{#' arith.y || exit 1 # prevent "syntax error, unexpected ="
sed -i -e '/yyerrok;/d' arith.y || exit 1 # "error: 'yyerrstatus' undeclared"
# Fred Emmott found this on the LFS mailing list:
sed -i -e 's#extern int hetio_inter#static int hetio_inter#' hetio.h || exit 1

# Build:
make $NUMJOBS || failmake

# Install the ware:
install -vpm755 sh $PKG/bin/ash
install -vpm644 sh.1 $PKG/usr/man/man1/ash.1
cp -a TOUR $PKG/usr/doc/$PKGNAM-$VERSION

# Create a post installation script:
cat << EOF > $PKG/install/doinst.sh
if grep "bin/ash" etc/shells 1> /dev/null 2> /dev/null; then
  true
else
  echo "/bin/ash" >> etc/shells
fi
EOF

# 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