#!/bin/bash

# Slackware build script for xwit

# Written by B. Watson (urchlay@slackware.uk)

# Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.

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

PRGNAM=xwit
VERSION=${VERSION:-3.4_16}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

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

if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
elif [ "$ARCH" = "x86_64" -o "$ARCH" = "aarch64" ]; then
  SLKCFLAGS="-O2 -fPIC"
else
  SLKCFLAGS="-O2"
fi

set -e

SRCVER=${VERSION%_*}  # 1.23_4 => 1.23
DEBVER=${VERSION#*_}  # 1.23_4 => 4

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$SRCVER.orig
tar xvf $CWD/${PRGNAM}_$SRCVER.orig.tar.gz
cd $PRGNAM-$SRCVER.orig
tar xvf $CWD/${PRGNAM}_$SRCVER-$DEBVER.debian.tar.xz
chown -R root:root .
find -L .  -perm /111 -a \! -perm 755 -a -exec chmod -h 755 {} + -o \
        \! -perm /111 -a \! -perm 644 -a -exec chmod -h 644 {} +

for i in $( cat debian/patches/series ); do
  patch -p1 < debian/patches/$i
done

make CFLAGS="$SLKCFLAGS"

mkdir -p $PKG/usr/{bin,man/man1}
install -s -m0755 xwit $PKG/usr/bin
gzip -9c < xwit.man > $PKG/usr/man/man1/xwit.1.gz

PKGDOC=$PKG/usr/doc/$PRGNAM-$VERSION
mkdir -p $PKGDOC
cp -a README $PKGDOC
cat $CWD/$PRGNAM.SlackBuild > $PKGDOC/$PRGNAM.SlackBuild

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