#!/bin/bash
ulimit -s unlimited
shopt -s extglob

# glew.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter for ARMedslack.
#
# Copyright 2009  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.

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

# Paths to skeleton port's source & real Slackware source tree:
slackset_var_cwds

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

# Extract source:
tar xvvf $CWD/glew-${VERSION}.tar.!(*sign|*asc|*sig) || exit 1
cd $PKGNAM*/ || exit 1
slackhousekeeping

# Remove the DOS linefeeds from config.guess
TEMPFILE=$(mktemp)
fromdos < config/config.guess > $TEMPFILE
cat $TEMPFILE > config/config.guess ; rm -f $TEMPFILE

# Fix libdir so that it doesn't include /tmp/package-glew:
sed -i "s|@libdir@|/usr/lib${LIBDIRSUFFIX}|g" glew.pc.in

# Use lib${LIBDIRSUFFIX} (if needed) in Makefile:
sed -i "s,/lib,/lib${LIBDIRSUFFIX},g" Makefile

make $NUMJOBS OPT="$SLKCFLAGS" || make OPT="$SLKCFLAGS" || failmake
make install.all GLEW_DEST=$PKG/usr || failmake

# Move these into place, since editing it above didn't help:
if [ "$SLKPORTARCH" = "aarch64" ]; then
   mv -fv $PKG/usr/lib/* $PKG/usr/lib${LIBDIRSUFFIX}/
   rmdir $PKG/usr/lib
fi
chmod 755 $PKG/usr/lib${LIBDIRSUFFIX}/libGLEW*.so.*
rm -f $PKG/usr/lib${LIBDIRSUFFIX}/libGLEW*.a

# Copy documentation:
mkdir -p $PKG/usr/doc/glew-$VERSION
cp -a \
  LICENSE* README* doc/* \
  $PKG/usr/doc/glew-$VERSION

# Apply generic Slackware packaging policies:
cd $PKG
slackstripall   # strip all .a archives and all ELFs
slack_delete_lafiles # delete usr/lib{,64}/*.la
#slackstriprpaths     # strip rpaths
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