#!/bin/sh

# Slackware build script for sms_sdl
# Written by B. Watson (yalhcru@gmail.com)

PRGNAM=sms_sdl
VERSION=${VERSION:-0.9.4a_r7.1}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

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

SRCVER=$(echo $VERSION | sed 's/_/-/')

# If $MIME_TYPES is set to `yes' it will include MIME types for KDE and
# automagically associate *.sms and *.gg files with sms_sdl.
MIME_TYPES=${MIME_TYPES:-"yes"}

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$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 $PRGNAM-$SRCVER
unzip $CWD/$PRGNAM-$SRCVER-src.zip
cd $PRGNAM-$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 {} \;

# Sorry for all the patches, upstream has been unmaintained since 2001 or so.

# Support OPTFLAGS in build process
patch -p1 --verbose < $CWD/patches/cflags_and_libz.diff

# Thanks to Ellington Santos (necropresto) for this patch that makes
# the --fm and --japan options actually work:
patch -p1 --verbose < $CWD/patches/japan_and_fm.diff

# x86_64 needs this patch to disable x86 asm + fix the int32, uint32 typedefs
# (but x86 doesn't need this!)
if [ "$ARCH" = "x86_64" ]; then
  patch -p1 --verbose < $CWD/patches/x86_64.diff
fi

# Allow the ROM filename to appear anywhere on the command line, and
# avoid segfaulting on filenames that don't contain a dot.
patch -p1 --verbose < $CWD/patches/fix_option_parsing.diff

cd sdl

# need to link with -lm
sed -i '/^LIBS/s,$, -lm,' Makefile

make OPTFLAGS="$SLKCFLAGS"

# There's no 'make install', plus we have this wrapper script...
mkdir -p $PKG/usr/bin $PKG/usr/libexec
install -m0755 $CWD/$PRGNAM.sh $PKG/usr/bin/$PRGNAM
install -s -m0755 $PRGNAM $PKG/usr/libexec/$PRGNAM

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

# man page is part of this SlackBuild. If you're packaging for
# some other distribution, feel free to snag it.
mkdir -p $PKG/usr/man/man1
sed "s/@VERSION@/$VERSION/g" < $CWD/$PRGNAM.1 | gzip -9c > $PKG/usr/man/man1/$PRGNAM.1.gz

# Desktop integration stuff: Icon and .desktop file always present,
# regardless of $MIME_TYPES
mkdir -p $PKG/usr/share/applications $PKG/usr/share/pixmaps
cat $CWD/$PRGNAM.desktop > $PKG/usr/share/applications/$PRGNAM.desktop
cat $CWD/$PRGNAM.png > $PKG/usr/share/pixmaps/$PRGNAM.png

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

# MIME type and icon stuff updated for KDE 4.
# For KDE4, we need the freedesktop XML file that defines the MIME types,
# the icon(s) in /usr/share/icons/hicolor/<size>/mimetypes,
# the MimeType= line in the app's .desktop file,
# and the gtk-update-icon-cache lines in doinst.sh
if [ "$MIME_TYPES" = "yes" ]; then
    mimedir=$PKG/usr/share/mime/packages/
    icondir=$PKG/usr/share/icons/hicolor/128x128/mimetypes
    desktop_types="MimeType="

    mkdir -p $mimedir $icondir
    cat $CWD/mime/$PRGNAM.xml > $mimedir/$PRGNAM.xml

    cd $icondir
    for type in $( cat $CWD/mime/mime_types ); do
       icon=$( echo $type | sed 's,/,-,g' ).png
       ln -s ../../../../pixmaps/$PRGNAM.png $icon
       desktop_types="$desktop_types$type;"
    done

    cat $CWD/mime/doinst.mime >> $PKG/install/doinst.sh
    echo "$desktop_types" >> $PKG/usr/share/applications/$PRGNAM.desktop
fi

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