#!/bin/bash
# Slackware build script for dwm

# Copyright 2022 Nathaniel Russell <naterussell83@gmail.com> 
# 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.

#wget -c https://dl.suckless.org/dwm/dwm-6.5.tar.gz
wget -c https://github.com/nater1983/dwm/archive/0.6.5/dwm-0.6.5.tar.gz

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

PRGNAM=dwm
VERSION=${VERSION:-0.6.5}
BUILD=${BUILD:-1}
TAG=${TAG:-_dsb}
PKGTYPE=${PKGTYPE:-txz}

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=${TMP:-/tmp/dsb}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/var/cache/dsb}

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 $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.?z
cd $PRGNAM-$VERSION

#if [ -e "$CWD/config.h" ]; then
#  cp -v $CWD/config.h config.h
#  cp -v $CWD/config.h config.def.h
#fi

#patch -p1 <$CWD/patches/dwm-bigpatch-6.4.diff

#cp -a config.def.h config.h

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 {} \;

sed -i \
  -e "s,-D_BSD_SOURCE,-D_DEFAULT_SOURCE," \
  -e "s,-Os,$SLKCFLAGS," \
  config.mk

make \
  OPTS="$SLKCFLAGS" \
  PREFIX=/usr \
  MANPREFIX=/usr/man \
  X11INC=/usr/include \
  X11LIB=/usr/lib${LIBDIRSUFFIX}/X11

make install \
  OPTS="$SLKCFLAGS" \
  PREFIX=/usr \
  MANPREFIX=/usr/man \
  X11INC=/usr/include \
  X11LIB=/usr/lib${LIBDIRSUFFIX}/X11 \
  DESTDIR=$PKG

gcc $CWD/dwm-setstatus.c -lX11 -o dwm-setstatus

install -vDm 0755 dwm-setstatus -t $PKG/usr/bin
install -vDm 0755 $CWD/xinitrc.dwm.ck $PKG/etc/X11/xinit/xinitrc.dwm
install -vDm 0644 $CWD/dwm.desktop -t $PKG/usr/share/xsessions
install -vDm 0644 $CWD/dwm.rasi.new -t $PKG/usr/share/rofi/themes
install -vDm 0644 $CWD/dwm.png -t $PKG/usr/share/pixmaps

cd $CWD/apps/dwmblocks ;make
install -vDm 0755 $CWD/apps/dwmblocks/dwmblocks -t $PKG/usr/bin
install -vDm 0755 $CWD/apps/dwmcpu -t $PKG/usr/bin 
install -vDm 0755 $CWD/apps/dwmmemory -t $PKG/usr/bin
install -vDm 0755 $CWD/apps/dwmnet -t $PKG/usr/bin
install -vDm 0755 $CWD/apps/dwmdisk -t $PKG/usr/bin
install -vDm 0755 $CWD/apps/dwmclock -t $PKG/usr/bin
install -vDm 0755 $CWD/apps/dwmlayout -t $PKG/usr/bin
install -vDm 0755 $CWD/apps/dwmstatus -t $PKG/usr/bin
install -vDm 0755 $CWD/apps/powermenu -t $PKG/usr/bin

gzip -9 $PKG/usr/man/man?/*.?

mv $PKG/usr/bin/dwm $PKG/usr/bin/dwm-bin
strip --strip-unneeded $PKG/usr/bin/$PRGNAM-bin

install -vDm 0755 $CWD/dwm -t $PKG/usr/bin
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a LICENSE $CWD/README $CWD/README.CONFIG $CWD/apps/dwmblocks/README.md \
  $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
cat $CWD/config.h > $PKG/usr/doc/$PRGNAM-$VERSION/config.def.h

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

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