#!/bin/sh

# Slackware build script for nvclock

# Written by M.Dinslage  contact: daedra@charter.net

# Modified by Robby Workman for with some packaging and build fixes
# If the use of SLKCFLAGS causes any problems, please let me know
# ASAP so that I can remove them...

PRGNAM=nvclock
VERSION=0.8b4
BUILD=${BUILD:-2}
TAG=${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}

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 -eu

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf ${PRGNAM}$VERSION
tar xvf $CWD/${PRGNAM}$VERSION.tar.gz
cd ${PRGNAM}$VERSION
chown -R root:root .
find . \
 \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# Fixup DESTDIR usage correctly
patch -p1 < $CWD/patches/nvclock-fix_DESTDIR.patch
# Fix underlinking.
patch -p1 < $CWD/patches/nvclock-0.8b4-linkfix.patch
# Fixup use of SLKCFLAGS
# If this patch causes problems, then use the other one...
patch -p1 < $CWD/patches/nvclock-use_ALL_CFLAGS.patch
#patch -p1 < $CWD/patches/nvclock-use_most_CFLAGS.patch

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --mandir=/usr/man \
  --docdir=/usr/doc/$PRGNAM-$VERSION \
  --disable-qt \
  --build=$ARCH-slackware-linux

# Will not build in parallel.
make -j1
make install DESTDIR=$PKG

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

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

# Add a missed COPYING file and the build script to docs
cp -a 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:-tgz}