#!/bin/sh

# Slackware build script for tclblt

# Copyright 2019 Andrey Lipaev Moscow
# 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.

PRGNAM=tclblt
VERSION=${VERSION:-2.5.3}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
SRC="blt-src-2.5.3.zip"
SRC_HOME="blt2.5"

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $SRC_HOME
unzip $CWD/$SRC
cd $SRC_HOME
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

#Here we will apply the patches from Debian project
rm -rv library/dd_protocols && patch -p1 < $CWD/patches/source.patch && sed -i -e 's/\$$(ddFiles)//' library/Makefile.in
PATCHLIST=" 02-debian-all.patch \
	03-fedora-patch-2.patch \
	04-fedora-tk8.5.6.patch \
	05-tk8.5-zoomstack.patch \
	doc-typos.patch \
	tcl8.6.patch \
	tk8.6.patch \
	install.patch \
	usetclint.patch \
	table.patch \
	ldflags.patch \
	pkgindex.patch \
	decls.patch \
	bltnsutil.patch \
	blthash.patch \
	const.patch \
	uninitialized.patch \
	unused.patch \
	pointertoint.patch \
	autoreconf.patch \
	switch.patch"
#	usetkint.patch \

for PATCH in $PATCHLIST ; do echo $CWD/patches/$PATCH ; patch -p1 <  $CWD/patches/$PATCH ; done

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --build=$ARCH-slackware-linux \
  --with-tcl=/usr/lib${LIBDIRSUFFIX} \
  --with-blt=/usr/lib${LIBDIRSUFFIX} \
  --with-tcllibs=/usr/lib${LIBDIRSUFFIX}

make
make install INSTALL_ROOT=$PKG

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

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

find $PKG -name perllocal.pod \
  -o -name ".packlist" \
  -o -name "*.bs" \
  | xargs rm -f

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a html $PKG/usr/doc/$PRGNAM-$VERSION
cp -a examples $PKG/usr/doc/$PRGNAM-$VERSION
DOCLIST="README PROBLEMS NEWS demos"
for DOCNAME in $DOCLIST ; do mv $PKG/usr/lib/blt2.5/$DOCNAME $PKG/usr/doc/$PRGNAM-$VERSION ; done
rmdir $PKG/usr/lib/blt2.5
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
find $PKG/usr/doc/$PRGNAM-$VERSION/ -type f -exec chmod 644 {} \;

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

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}