#!/bin/sh

# Copyright 2000-2009  Patrick J. Volkerding, Sebeka, MN, USA
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.


VERSION=5.7
ARCH=${ARCH:-i486}
BUILD=${BUILD:-1}

CWD=$(pwd)
TMP=${TMP:-/tmp}
PKG=$TMP/package-ncurses

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
fi

ncurses_configure() {
CFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --with-gpm \
  --disable-termcap \
  --with-normal \
  --with-shared \
  --enable-symlinks \
  --without-debug \
  --without-profile \
  --without-ada \
  --program-suffix="" \
  --program-prefix="" \
  $WIDEC \
  $ARCH-slackware-linux
}

rm -rf $PKG
mkdir -p $TMP $PKG

cd $TMP
rm -rf ncurses-$VERSION
tar xvf $CWD/ncurses-$VERSION.tar.gz || exit 1
cd ncurses-$VERSION || exit 1
chown -R root:root .
if [ ! -z "$(ls $CWD/patches/ncurses*bz2)" ]; then
  bzcat $CWD/patches/ncurses*bz2 > tmp-patch.sh
  bash tmp-patch.sh || exit 1
fi
for file in $CWD/patches/ncurses-$VERSION-2*.patch.gz ; do
  zcat $file | patch -p1 --verbose || exit 1
done
zcat $CWD/ncurses.mkhashsize.diff.gz | patch -p1 --verbose || exit 1
ncurses_configure
make -j4 || exit 1
# Spamming the partition.
# Sorry, but it's about the only way to get a good 'tic'.
make install
# Install the package:
make install DESTDIR=$PKG

# Build/install again with wide character support:
make clean
WIDEC=--enable-widec
ncurses_configure
make -j4 || exit 1
make install
make install DESTDIR=$PKG

if [ ! -d $PKG/usr/include/ncursesw -a ! -L $PKG/usr/include/ncursesw ]; then
  ( cd $PKG/usr/include ; ln -sf ncurses ncursesw )
fi

# Strip stuff:
find $PKG | xargs file | grep -e "executable" -e "shared object" \
  | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null

# Move the include files from /usr/include into
# /usr/include/ncurses, then make symlinks back
# into /usr/include.
( cd $PKG/usr/include
  rm -rf ncurses
  mkdir ncurses
  mv *.h ncurses
  for file in ncurses/* ; do
    ln -sf $file .
  done
  # This shouldn't clobber the real one:
  mv termcap.h termcap-ncurses.h
)

# Move the ncurses libraries into /lib, since they're important:
mkdir -p $PKG/lib${LIBDIRSUFFIX}
( cd $PKG/usr/lib${LIBDIRSUFFIX}
  chmod 755 *.so
  chmod 644 *.a
  mv libncurses.so.5* $PKG/lib${LIBDIRSUFFIX}
  mv libncursesw.so.5* $PKG/lib${LIBDIRSUFFIX}
  rm -f libncurses.so
  ln -sf /lib${LIBDIRSUFFIX}/libncurses.so.5 libncurses.so
  rm -f libncursesw.so
  ln -sf /lib${LIBDIRSUFFIX}/libncursesw.so.5 libncursesw.so
  # Olde obsolete names, just in case
  rm -f libcurses.so
  ln -sf libncurses.so libcurses.so
  rm -f libcursesw.so
  ln -sf libncursesw.so libcursesw.so
)

# Set TERMINFO to point to the package:
export TERMINFO=$PKG/usr/share/terminfo
# Fix the xterm, screen, rxvt, and Eterm entries:
for tfile in $CWD/xterm.terminfo $CWD/screeninfo.src $CWD/rxvt.terminfo $CWD/Eterm.ti ; do
  if [ -r $tfile ]; then
    progs/tic -v $tfile
  fi
done
unset TERMINFO

# Then, add /usr/doc/ncurses-xxxxx with appropriate files.
mkdir -p $PKG/usr/doc/ncurses-$VERSION
cp -a \
  ANNOUNCE INSTALL MANIFEST NEWS README* TO-DO \
  $PKG/usr/doc/ncurses-$VERSION
mkdir -p $PKG/usr/doc/ncurses-$VERSION/c++
cp -a \
  c++/NEWS c++/PROBLEMS c++/README-first \
  $PKG/usr/doc/ncurses-$VERSION/c++
if [ -r $PKG/usr/man/man1/tack.1 ]; then
  gzip -9 --force $PKG/usr/man/man1/tack.1
fi

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

cd $PKG
/sbin/makepkg -l y -c n $TMP/ncurses-$VERSION-$ARCH-$BUILD.txz