#!/bin/sh
# Copyright 2001 BSDi, Inc. Concord, CA, USA
# Copyright 2004 Slackware Linux, Inc.  Concord, CA, USA
# Copyright 2007, 2008, 2009, 2010, 2013, 2016, 2021  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.

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

PKGNAM=ksh93
VERSION=${VERSION:-$(echo ksh-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)}
BUILD=${BUILD:-1}

# 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

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

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

rm -rf $PKGNAM-$VERSION
tar xvf $CWD/ksh-$VERSION.tar.?z || exit 1
cd ksh-$VERSION || exit 1

chown -R root:root .
find . \
  \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
  -exec chmod 755 {} \+ -o \
  \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
  -exec chmod 644 {} \+

# ast uses its own architecture labels
SARCH=$(bin/package host type) || exit

bin/package make || exit

mkdir -p $PKG/bin $PKG/usr/bin
cp arch/$SARCH/bin/ksh $PKG/bin/ksh.new || exit
cp arch/$SARCH/bin/shcomp $PKG/usr/bin/ || exit

# this may be re-enabled and updated someday when ksh 93u+m
# regains the ability to build and use dynamic libraries...
#cp arch/$SARCH/lib/libshell.so.1.1 /usr/lib
#cp arch/$SARCH/lib/libshell.a /usr/lib
#cp arch/$SARCH/lib/libast.so.5.4 /usr/lib
#cp arch/$SARCH/lib/libast.a /usr/lib
#cp arch/$SARCH/src/cmd/ksh93/cc-g,-fpic/libshell.so.1.1 /usr/lib
#cp arch/$SARCH/src/cmd/ksh93/cc-g,-fpic/libshell.a /usr/lib
#cp arch/$SARCH/src/lib/libast/libast.so.5.4 /usr/lib
#cp arch/$SARCH/src/cmd/ksh93/cc-g,-fpic/libast.a /usr/lib

mkdir -p $PKG/usr/man/man1
cp src/cmd/ksh93/sh.1 $PKG/usr/man/man1/ksh.1
LD_LIBRARY_PATH=$PKG/lib $PKG/usr/bin/shcomp --nroff 2> $PKG/usr/man/man1/shcomp.1 || :
#mkdir -p $PKG/usr/man/man3
#cp src/cmd/ksh93/shell.3 $PKG/usr/man/man3/
#cp src/cmd/ksh93/nval.3 $PKG/usr/man/man3/
( cd $PKG/usr/man/man1 ; ln -sf ksh.1 rksh.1 )

# Compress manual pages:
find $PKG/usr/man -type f -exec gzip -9 {} \+
for i in $( find $PKG/usr/man -type l ) ; do
  ln -s $( readlink $i ).gz $i.gz
  rm $i
done

## Install locale files:
#mkdir -p $PKG/usr/share
#cp -a share/lib/locale $PKG/usr/share
#chown -R root:root $PKG/usr/share
#( cd $PKG/usr/share
#  find . -type d -exec chmod 755 {} \;
#  find . -type f -exec chmod 644 {} \;
#)

#cp src/cmd/ksh93/include/shell.h /usr/include

# If anyone is actually using the ksh libraries, drop me some mail
# and explain which libs you use and what they're for.  As it is, I
# don't see a compeling reason to include them, as ksh itself doesn't
# use them.
#( cd /usr/lib ; ln -sf libshell.so.1.1 libshell.so )
#( cd /usr/lib rm -rf libast.so ; ln -sf libast.so.5.4 libast.so )

( cd $PKG/bin ; ln -sf ksh rksh )

mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION
( cd src/cmd/ksh93
  cp -a COMPATIBILITY* DESIGN* OBSOLETE* README* RELEASE* TYPES* \
     $PKG/usr/doc/$PKGNAM-$VERSION
)
cp -a ANNOUNCE* CHANGELOG* CONTRIBUTING* LICENSE* NEWS* README* \
  $PKG/usr/doc/$PKGNAM-$VERSION
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/LICENSES
cp -a lib/package/LICENSES/* $PKG/usr/doc/$PKGNAM-$VERSION/LICENSES
find . -name "*.def" -exec cp -a "{}" $PKG/usr/doc/$PKGNAM-$VERSION/LICENSES \;
find . -name "*.lic" -exec cp -a "{}" $PKG/usr/doc/$PKGNAM-$VERSION/LICENSES \;
chown -R root:root $PKG/usr/doc/$PKGNAM-$VERSION
find $PKG/usr/doc/$PKGNAM-$VERSION -type f -exec chmod 644 "{}" \;
find $PKG/usr/doc/$PKGNAM-$VERSION -type d -exec chmod 755 "{}" \;

#chmod 755 $PKG/usr/lib/libshell.so.1.1
#chmod 755 $PKG/usr/lib/libast.so.5.4

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

mkdir -p $PKG/install
zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh
cat $CWD/slack-desc > $PKG/install/slack-desc

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