#!/bin/bash

# Slackware build script for torcs

# Written by B. Watson (yalhcru@gmail.com)

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

# 20211102 bkw: BUILD=2, new-style icons
# 20170704 bkw: fix build on -current

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

PRGNAM=torcs
VERSION=${VERSION:-1.3.7}
BUILD=${BUILD:-2}
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 $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.bz2
cd $PRGNAM-$VERSION
chown -R root:root .
find -L .  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} \+ -o \
        \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} \+

patch -p1 < $CWD/gcc7.diff

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS -fpermissive" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib$LIBDIRSUFFIX \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --bindir=/usr/games \
  --mandir=/usr/man \
  --build=$ARCH-slackware-linux

make -j1
make -j1 install DESTDIR=$PKG
make -j1 datainstall DESTDIR=$PKG

# For some reason `make install' creates all the dirs 0777
find $PKG -type d | xargs chmod 0755

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

# Tenemos una pagina de man en español... but I finally got around
# to looking at it, and it's almost content-free. The one piece of
# 'useful information' is "This program doesn't have any option",
# which (a) isn't in Spanish, and (b) is *wrong*. So ditch it.

mkdir -p $PKG/usr/man/man6
rm -f doc/man/$PRGNAM.es.6
cp doc/man/*.6 $PKG/usr/man/man6
rm -rf doc/man
gzip $PKG/usr/man/man6/*.6

# Docs are a bit of a mess...
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
find doc -type d -a -name CVS -print0 | xargs -0 rm -rf
mv doc/history/history.txt doc/testing/release.txt doc/faq/faq.html \
	doc/userman/*.html doc/userman/images \
	$PKG/usr/doc/$PRGNAM-$VERSION
rmdir doc/history doc/testing doc/faq doc/userman
mv doc/website/credits.html $PKG/usr/doc/$PRGNAM-$VERSION
rm -rf doc/website  # not very useful because the images are missing
cp -r README doc/* $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/usr/share/applications
cat $CWD/$PRGNAM.desktop > $PKG/usr/share/applications/$PRGNAM.desktop

for px in 16 32 48 64; do
  size=${px}x${px}
  dir=$PKG/usr/share/icons/hicolor/$size/apps
  mkdir -p $dir
  convert -resize $size Ticon.png $dir/$PRGNAM.png
done

mkdir -p $PKG/usr/share/pixmaps
ln -s ../icons/hicolor/48x48/apps/$PRGNAM.png $PKG/usr/share/pixmaps/$PRGNAM.png

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