#!/bin/sh
# Heavily based on the Slackware 13.1 SlackBuild
# http://ngspice.sourceforge.net
# Packagers Andrea Sciucca ( gohanz at infinito.it)
# Last build from Vito Magnanimo (vitomag89@gmail.com)
# http://www.slacky.it
#
# Exit on most errors
set -e 

CWD=`pwd`
OUTPUT=${OUTPUT:-$CWD}
PKGNAME=ng-spice-rework
SNAME=ngspice
TMP=${TMP:-/tmp/txz/$PKGNAME}
PKG=$TMP/package
VERSION=${VERSION:-22}
ARCH=${ARCH:-x86_64}
BUILD=${BUILD:-1}
TAG=${TAG:-sl}
SOURCE=http://kent.dl.sourceforge.net/sourceforge/ngspice/$SNAME-$VERSION.tar.gz
DSOURCE=http://kent.dl.sourceforge.net/sourceforge/ngspice/$SNAME$VERSION-manual.pdf.gz

if [ ! -e $SNAME-$VERSION.tar.gz ]; then
wget -c $SOURCE
fi

if [ ! -e $SNAME$VERSION-manual.pdf.gz ]; then
wget -c $DSOURCE
fi


if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"; SLKLDFLAGS=""; LIBDIRSUFFIX=""; CHOST=i486
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"; SLKLDFLAGS=""; LIBDIRSUFFIX=""; CHOST=i486
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"; SLKLDFLAGS="-L/usr/lib64"; LIBDIRSUFFIX="64"
fi

rm -rf $PKG $TMP
mkdir -p $TMP $PKG $OUTPUT

cd $TMP



tar xvzf $CWD/$SNAME-$VERSION.tar.gz


echo -e "\E[0;32m+-------------------------------------+\E[0;0m"
echo -e "\E[0;32m| Start SlackBuild $PKGNAME-$VERSION |\E[0;0m"
echo -e "\E[0;32m+-------------------------------------+\E[0;0m"

mv ngspice-$VERSION $PKGNAME-$VERSION
cd $PKGNAME-$VERSION

chown -R root:root .
chmod -R u+w,go+r-w,a-s .

LDFLAGS="$SLKLDFLAGS" \
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure 	--prefix=/usr \
		--sysconfdir=/etc \
		--localstatedir=/var \
		--libdir=/usr/lib${LIBDIRSUFFIX} \
		--mandir=/usr/man \
		--infodir=/usr/info \
		--program-prefix= \
		--program-suffix= \
		--enable-xgraph \
		--enable-xspice \
		--enable-intnoise \
		--enable-cider \
		--enable-dot-global \
		--enable-numparam \
		--enable-x \
		--build=$ARCH-slackware-linux
make $JOBS
make install DESTDIR=$PKG 


# Strip binaries and shared objects, if present
( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "current ar archive" | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
)

#Add documentation files: readme, changelog and so on
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild
cp -a AUTHORS BUGS ChangeLog COPYING INSTALL NEWS README FAQ $CWD/$SNAME$VERSION-manual.pdf.gz \
$PKG/usr/doc/$PKGNAME-$VERSION
chmod 644 $PKG/usr/doc/$PKGNAME-$VERSION/*


# Also add the slack-desk file and this slackbuild to the package
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/slack-desc > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/slack-desc
cat $CWD/$PKGNAME.SlackBuild > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/$PKGNAME.SlackBuild
            

# Compress the man pages if present
if [ -d $PKG/usr/man ]; then
    ( cd $PKG/usr/man
      find . -type f -exec gzip -9 {} \;  
      for i in $( find . -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
    )
fi


# Find and print dependencies into slack-required file
cd $PKG
chown -R root:root $PKG
if [ -x /usr/bin/requiredbuilder ];then
requiredbuilder -y -v -s  $CWD $PKG
fi              
# Create txz package
/sbin/makepkg -l y -c n $OUTPUT/$PKGNAME-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-txz}
    
      
# Cleanup if enabled
if [ "$1" = "--cleanup" ]; then
 rm -rf $TMP
fi