#!/bin/sh
# Copyright 2006  Patrick J. Volkerding, Sebeka, MN, 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.


PKGNAM=lm_sensors
VERSION=${VERSION:-2.10.3}
ARCH=${ARCH:-i486}
BUILD=${BUILD:-1}


CWD=`pwd`
if [ "$TMP" = "" ]; then
  TMP=/tmp
fi
PKG=$TMP/package-${PKGNAM}
rm -rf $PKG
mkdir -p $PKG

cd $TMP
rm -rf ${PKGNAM}-${VERSION}
tar xjvf $CWD/${PKGNAM}-$VERSION.tar.bz2 || exit 1
cd ${PKGNAM}-$VERSION

# Make sure ownerships and permissions are sane:
chown -R root:root .
find . -perm 666 -exec chmod 644 {} \;
find . -perm 664 -exec chmod 644 {} \;
find . -perm 600 -exec chmod 644 {} \;
find . -perm 444 -exec chmod 644 {} \;
find . -perm 400 -exec chmod 644 {} \;
find . -perm 440 -exec chmod 644 {} \;
find . -perm 777 -exec chmod 755 {} \;
find . -perm 775 -exec chmod 755 {} \;
find . -perm 511 -exec chmod 755 {} \;
find . -perm 711 -exec chmod 755 {} \;
find . -perm 555 -exec chmod 755 {} \;

# Configure:
zcat $CWD/lm_sensors.makefile.diff.gz | patch -p1 --verbose || exit 1

# This is needed because /usr/local is hardcoded in a few places in
# sensor-detect.  A little better searching by that program (like
# perhaps checking $PATH) would be nice, but for now we'll just
# commit the same error by hardcoding the path like we want it.  ;-)
zcat $CWD/lm_sensors.prefix.usr.diff.gz | patch -p1 --verbose || exit 1

make user || exit 1
make user_install || exit 1

# Nope.
rm -f $PKG/usr/lib/*.a

# Nope.
rm -rf $PKG/usr/include/linux

# Do the .new thing with the config file:
mv $PKG/etc/sensors.conf $PKG/etc/sensors.conf.new

# Strip binaries:
( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
)

# Compress and link manpages, if any:
if [ -d $PKG/usr/man ]; then
  ( cd $PKG/usr/man
    for manpagedir in $(find . -type d -name "man*") ; do
      ( cd $manpagedir
        for eachpage in $( find . -type l -maxdepth 1) ; do
          ln -s $( readlink $eachpage ).gz $eachpage.gz
          rm $eachpage
        done
        gzip -9 *.?
      )
    done
  )
fi

# Add a documentation directory:
mkdir -p $PKG/usr/doc/${PKGNAM}-$VERSION
cp -a \
  BACKGROUND BUGS CHANGES CONTRIBUTORS COPYING INSTALL QUICKSTART README* TODO lm_sensors.lsm \
  $PKG/usr/doc/${PKGNAM}-$VERSION
mkdir -p $PKG/usr/doc/${PKGNAM}-$VERSION/doc
cd doc
cp -a \
  FAQ cvs donations fan-divisors fancontrol.txt mkpatch modules progs temperature-sensors version-2 vid \
  $PKG/usr/doc/${PKGNAM}-$VERSION/doc

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat << EOF > $PKG/install/doinst.sh
#!/bin/sh
config() {
  NEW="\$1"
  OLD="\$(dirname \$NEW)/\$(basename \$NEW .new)"
  # If there's no config file by that name, mv it over:
  if [ ! -r \$OLD ]; then
    mv \$NEW \$OLD
  elif [ "\$(cat \$OLD | md5sum)" = "\$(cat \$NEW | md5sum)" ]; then # toss the redundant copy
    rm \$NEW
  fi
  # Otherwise, we leave the .new copy for the admin to consider...
}
config etc/sensors.conf.new
EOF

cd $TMP/package-${PKGNAM}
makepkg -l y -c n ../${PKGNAM}-$VERSION-$ARCH-$BUILD.tgz