#!/bin/bash

# jasper.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter for ARMedslack.
#
# Copyright 2007, 2008  Eric Hameleers, Eijdhoven, NL
# Copyright 2009  Patrick J. Volkerding, Sebeka, MN, USA
# All rights reserved.

#   Permission to use, copy, modify, and distribute this software for
#   any purpose with or without fee is hereby granted, provided that
#   the above copyright notice and this permission notice appear in all
#   copies.
#
#   THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 AUTHORS AND COPYRIGHT HOLDERS AND THEIR
#   CONTRIBUTORS 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.

# Record toolchain & other info for the build log:
slackbuildinfo

# Paths to skeleton port's source & real Slackware source tree:
export CWD=$SLACKSOURCE/$PKGNAM
export PORTCWD=$PWD

# Temporary build locations:
export TMPBUILD=$TMP/build-$PKGNAM
export PKG=$TMP/package-$PKGNAM
mkpkgdirs # Delete & re-create temporary directories then cd into $TMPBUILD

# Determine the CFLAGS for the known architectures:
case $ARCH in
   arm)     export SLKCFLAGS="-O2 -march=armv5te"
            export LIBDIRSUFFIX="" ;;
   *)       export SLKCFLAGS="-O2" ;;
esac

# Extract source:
tar xvvf $CWD/$PKGNAM-$VERSION.tar.?z*
cd $PKGNAM-$VERSION || exit 1
slackhousekeeping

# Taken from http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=469786
zcat $CWD/patches/jpc_dec.c.patch.gz | patch -p1 --verbose || exit 1

# Taken from http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=413041;msg=88
zcat $CWD/patches/patch-libjasper-stepsizes-overflow.diff.gz | patch -p1 --verbose || exit 1

# Apply security fixes - taken from fedora
zcat $CWD/patches/jasper-1.900.1-CVE-2008-3520.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-1.900.1-CVE-2008-3522.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-1.900.1-CVE-2011-4516-CVE-2011-4517-CERT-VU-887409.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-CVE-2014-8138.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-CVE-2014-8157.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-CVE-2014-8158.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-CVE-2014-8137.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-CVE-2014-9029.patch.gz | patch -p1 --verbose || exit 1

# Apply fixes for issues discovered by coverity - taken from fedora
zcat $CWD/patches/jasper-1.900.1-Coverity-BAD_SIZEOF.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-1.900.1-Coverity-CHECKED_RETURN.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-1.900.1-Coverity-FORWARD_NULL.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-1.900.1-Coverity-NULL_RETURNS.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-1.900.1-Coverity-RESOURCE_LEAKS.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-1.900.1-Coverity-UNREACHABLE.patch.gz | patch -p1 --verbose || exit 1
zcat $CWD/patches/jasper-1.900.1-Coverity-UNUSED_VALUE.patch.gz | patch -p1 --verbose || exit 1

# Configure:
CFLAGS="$SLKCFLAGS -fno-strict-overflow" \
CXXFLAGS="$SLKCFLAGS -fno-strict-overflow" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --localstatedir=/var \
  --sysconfdir=/etc \
  --mandir=/usr/man \
  --enable-shared \
  --disable-static \
  --program-prefix= \
  --program-suffix= \
  --build=$ARCH-slackware-linux-gnueabi || failconfig

# Build:
make $NUMJOBS || exit 1

# Install:
make DESTDIR=$PKG install

# Copy docs:
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION
cp -a \
  COPYRIGHT INSTALL LICENSE NEWS README \
  $PKG/usr/doc/$PKGNAM-$VERSION

# Install into package framework:
make install DESTDIR=$PKG || failinstall

# If necessary, start the fakeroot server so we can set file/dir ownerships:
start_fakeroot

# Apply generic Slackware packaging policies:
cd $PKG
slackstripall   # strip all .a archives and all ELFs
slackgzpages -i # compress man & info pages and delete usr/info/dir
slackslack      # chown -R root:root, chmod -R og-w, slackchown, slack644docs
slackdesc       # install slack-desc and doinst.sh
slackmp         # run makepkg -l y -c n

# Perform any final checks on the package:
cd $PKG
slackhlinks     # search for any hard links