#!/bin/bash

# Copyright 2005-2021  Patrick J. Volkerding, Sebeka, Minnesota, 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.

cd $(dirname $0) ; CWD=$(pwd)

PKGNAM=kbd
VERSION=1.15.3
BUILD=${BUILD:-6}

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) export ARCH=i586 ;;
    arm*) export ARCH=arm ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
       *) export ARCH=$( uname -m ) ;;
  esac
fi

# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PKGNAM-$VERSION-$ARCH-$BUILD.txz"
  exit 0
fi

NUMJOBS=${NUMJOBS:-" -j$(expr $(nproc) + 1) "}

TMP=${TMP:-/tmp}
PKG=$TMP/package-kbd

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

# Add some extra fonts:
( cd $PKG ; explodepkg $CWD/sources/extraf.tgz )

# Extract source:
rm -rf $PKGNAM-$VERSION
tar xvf $CWD/sources/$PKGNAM-$VERSION.tar.?z* || exit 1
cd $PKGNAM-$VERSION || exit 1

# Make sure ownerships and permissions are sane:
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 {} \+

# Apply patches:
# These are taken from Fedora's SRPM:
zcat $CWD/sources/kbd-1.15.2-po.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/sources/kbd-1.15-keycodes-man.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/sources/kbd-1.15-unicode_start.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/sources/kbd-1.15-resizecon-x86_64.patch.gz | patch -p1 --verbose || exit 1

# This is from Mandriva's SRPM:
zcat $CWD/sources/kbd-1.15.3-fix-es-translation.patch.gz | patch -p1 --verbose || exit 1

# This is from Fedora's spec file:
# 7-bit maps are obsolete; so are non-euro maps
( cd data/keymaps/i386
  mv qwerty/fi.map qwerty/fi-old.map
  cp -fav qwerty/fi-latin9.map qwerty/fi.map
  cp -fav qwerty/pt-latin9.map qwerty/pt.map
  cp -fav qwerty/sv-latin1.map qwerty/se-latin1.map
  mv -fv azerty/fr.map azerty/fr-old.map
  cp -fav azerty/fr-latin9.map azerty/fr.map
  cp -fav azerty/fr-latin9.map azerty/fr-latin0.map # legacy alias

  # Rename conflicting keymaps
  mv -fv dvorak/no.map dvorak/no-dvorak.map
  mv -fv fgGIod/trf.map fgGIod/trf-fgGIod.map
  mv -fv olpc/es.map olpc/es-olpc.map
  mv -fv olpc/pt.map olpc/pt-olpc.map
  mv -fv qwerty/cz.map qwerty/cz-qwerty.map )

# Apply a euro fix for the nl.map from alienBOB:
zcat $CWD/sources/nl.euro.diff.gz | patch -p1 || exit 1

# Configure:
CFLAGS="-fcommon" \
./configure \
   --prefix=/usr \
   --localedir=/usr/share/locale/ \
   --mandir=/usr/man \
   --docdir=/usr/doc/$PKGNAM-$VERSION \
   --datadir=/usr/share/kbd \
   --enable-nls || exit 1

# Build:
make $NUMJOBS || exit 1

# Install into package:
make install DESTDIR=$PKG || exit 1
# This is where it's always been in Slackware, so let's move it back:
( cd $PKG
  mkdir -vpm755 bin
  mv -fv usr/bin/loadkeys bin/
  cd usr/bin ; ln -vsf ../../bin/loadkeys . )

# Build/install resizecons:
( cd src
  make resizecons || exit 1
  cp resizecons $PKG/usr/bin
) || exit 1

# ro_win.map.gz is useless
rm -fv $PKG/usr/share/kbd/keymaps/i386/qwerty/ro_win.map.gz

# The rhpl keyboard layout table is indexed by kbd layout names, so we need a
# Korean keyboard
ln -vfs us.map.gz $PKG/usr/share/kbd/keymaps/i386/qwerty/ko.map.gz

# Install the setup script that will be run from the Slackware installer:
mkdir -pm755 $PKG/var/log/setup
install -vpm755 $CWD/setup.setconsolefont $PKG/var/log/setup/
install -vpm755 $CWD/setconsolefont $PKG/usr/bin/

# Copy docs:
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION
cp -a \
  COPYING* README* doc/* \
  $PKG/usr/doc/$PKGNAM-$VERSION
rm -f $PKG/usr/doc/$PKGNAM-$VERSION/kbd.FAQ.sgml

# If there's a ChangeLog, installing at least part of the recent history
# is useful, but don't let it get totally out of control:
if [ -r ChangeLog ]; then
  DOCSDIR=$(echo $PKG/usr/doc/${PKGNAM}-$VERSION)
  cat ChangeLog | head -n 1000 > $DOCSDIR/ChangeLog
  touch -r ChangeLog $DOCSDIR/ChangeLog
fi

# Additional keymaps:
# This is the keymap for Speakup (http://linux-speakup.org) users:
cat $CWD/sources/speakupmap.map.gz > $PKG/usr/share/kbd/keymaps/i386/qwerty/speakupmap.map.gz
# Another keymap for Speakup from Thomas Ward, for JFW users.
tar xvf $CWD/sources/speakup-jfw.tar.gz
( cd speakup-jfw
  cat speakup-jfw.map | gzip -9c > $PKG/usr/share/kbd/keymaps/i386/qwerty/speakup-jfw.map.gz
  cat readme > $PKG/usr/share/kbd/keymaps/i386/qwerty/speakup-jfw.readme )

# Create the default run control script which will set the
# console font to the "default"...  though this might not be
# the same state as if setfont were not used at all.
# For that reason, default the script to non-executable.
mkdir -pm755 $PKG/etc/rc.d
cat << EOF > $PKG/etc/rc.d/rc.font.new
#!/bin/bash
#
# This selects your default screen font from among the ones in
# /usr/share/kbd/consolefonts.
#
setfont -v
EOF
chmod 644 $PKG/etc/rc.d/rc.font.new

# Create package post-install script:
mkdir -p $PKG/install
cat << EOF > $PKG/install/doinst.sh

config() {
  NEW="\$1"
  OLD="\$(dirname \$NEW)/\$(basename \$NEW .new)"
  # If there's no config file by that name, mv it over:
  if [ ! -r \$OLD ]; then
    mv \$NEW \$OLD
  elif [ "\$(cat \$OLD | md5sum)" = "\$(cat \$NEW | md5sum)" ]; then
    # toss the redundant copy
    rm \$NEW
  fi
  # Otherwise, we leave the .new copy for the admin to consider...
}

# Leave any new rc.font with the same permissions as the old one:
# This is a kludge, but it's because there's no --reference option
# on busybox's 'chmod':
if [ -e etc/rc.d/rc.font ]; then
  if [ -x etc/rc.d/rc.font ]; then
    chmod 755 etc/rc.d/rc.font.new
  else
    chmod 644 etc/rc.d/rc.font.new
  fi
fi
# Then config() it:
config etc/rc.d/rc.font.new

EOF

# Compress and link manpages, if any:
if [ -d $PKG/usr/man ]; then
  ( cd $PKG/usr/man
    for manpagedir in $(find . -type d -name "man*") ; do
      ( cd $manpagedir
        for eachpage in $( find . -type l -maxdepth 1) ; do
          ln -s $( readlink $eachpage ).gz $eachpage.gz
          rm $eachpage
        done
        gzip -9 *.?
      )
    done
  )
fi

# Install package description:
install -vpm644 $CWD/slack-desc $PKG/install/

# Strip binaries:
( 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
)

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