#!/bin/bash

# Slackware build script for flips

# Copyright 2023 Steven Voges <Oregon, USA>
# Copyright 2016, 2018 Hunter Sezen California, 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)

PRGNAM=flips
SRCNAM=Flips
VERSION=${VERSION:-20240417_20b0da9}
SRCVER=${SRCVER:-20b0da9ab95d23da89f821bbddedb11b8e0e6531}
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 [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$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 $SRCNAM-$SRCVER
tar xvf $CWD/$SRCNAM-$SRCVER.tar.gz
cd $SRCNAM-$SRCVER
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 {} \;

CFLAGS='-Wall -O3 -flto -fuse-linker-plugin -fomit-frame-pointer -fmerge-all-constants -fvisibility=hidden'
CFLAGS=$CFLAGS' -fno-exceptions -fno-unwind-tables -fno-asynchronous-unwind-tables'
CFLAGS=$CFLAGS' -ffunction-sections -fdata-sections -Wl,--gc-sections -fprofile-dir=obj/'
CFLAGS=$CFLAGS' -Wl,-z,relro,-z,now,--as-needed,--hash-style=gnu,--relax'
TARGET=gtk make CFLAGS="$FLAGS$LINFLAGS -fprofile-generate -lgcov" || exit $?
[ -e flips ] || exit 1
export OMP_NUM_THREADS=1 # -fprofile-generate isn't thread safe
/usr/bin/time -v ./flips --create --bps-delta profile/firefox-10.0esr.tar profile/firefox-17.0esr.tar /dev/null
/usr/bin/time -v ./flips --create --bps-delta-moremem profile/firefox-10.0esr.tar profile/firefox-17.0esr.tar /dev/null
rm flips
TARGET=gtk make CFLAGS="$FLAGS$LINFLAGS -fprofile-use" || exit $?
install -vDm0755 $PRGNAM $PKG/usr/bin/${PRGNAM}
install -vDm0644 data/com.github.Alcaro.$SRCNAM.desktop $PKG/usr/share/applications/$PRGNAM.desktop
install -vDm0644 data/com.github.Alcaro.$SRCNAM.svg \
  $PKG/usr/share/icons/hicolor/scalable/apps/com.github.Alcaro.$SRCNAM.svg
for name in bps flips ips; do
  for i in 0 1 2; do
    convert ${name}.ico[${i}] ${name}-$((48-${i}*16)).png
    install -vDm0644 ${name}-$((48-${i}*16)).png \
      $PKG/usr/share/icons/hicolor/$((48-${i}*16))x$((48-${i}*16))/apps/${name}.png
  done
done

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

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  *.md COPYING* \
  $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

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

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