#!/bin/sh

# Slackware build script for wvstreams

# Written by Vincent Batts, vbatts@batts.mine.nu

PRGNAM=wvstreams
VERSION=${VERSION:-4.6.1}
BUILD=${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 -e

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 -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# patch to allow parallel builds
patch -p1 < $CWD/patches/wvstreams-4.6.1-parallel-make.patch

# patch for gcc-4.7
# https://code.google.com/p/wvstreams/issues/detail?id=34
patch -p1 < $CWD/patches/wvstreams-4.6.1-gcc47.patch
# another patch for gcc and glibc > 2.12.0 from debian
patch -p1 < $CWD/patches/05_gcc.diff

# configure doesn't support disabling static libraries
# Don't manually remove them either, as wvdial won't build then :)
# Added more flags to avoid aborting when building with gcc-4.7.x
# https://bugs.gentoo.org/show_bug.cgi?id=419971
CFLAGS="$SLKCFLAGS -fno-tree-dce -fno-optimize-sibling-calls" \
CXXFLAGS="$SLKCFLAGS -fno-tree-dce -fno-optimize-sibling-calls" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --disable-testgui \
  --build=$ARCH-slackware-linux

make
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

# Let's not clobber the config file
mv $PKG/etc/uniconf.conf $PKG/etc/uniconf.conf.new

find $PKG/usr/man -type f -exec gzip -9 {} \;

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  ChangeLog LICENSE README* \
    $PKG/usr/doc/$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}