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

# mpg123.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter <mozes@slackware.com>
# 24-Jul-2004
#
# Copyright 2006-2027  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 xf $CWD/${PKGNAM}-$VERSION.tar.!(*sign|*asc|*sig) || exit 1
#tar xvvf $PORTCWD/sources/${PKGNAM}-$VERSION.tar.!(*sign|*asc|*sig) || exit 1
cd $PKGNAM*/ || failextract
slackhousekeeping

# Apply patches:
# Search for modules in lib64 first, then lib. This should work on pure 64-bit,
# pure 32-bit, and multilib.
zcat $CWD/mpg123.lib64.diff.gz | patch -p1 --verbose || exit 1

# This used to be a bug in the Debian diff.  Now it just mtunes for xscale.
#sed -i 's?-mtune=xscale?-march=armv5te?g' Makefile

# If PulseAudio is not installed, configure for ALSA only and add _alsa $TAG:
if [ ! -r /usr/lib${LIBDIRSUFFIX}/pkgconfig/libpulse.pc ]; then
   DEFAULT_AUDIO="--with-audio=alsa,oss,sdl --with-default-audio=alsa"
else
   # Configure for PulseAudio:
   DEFAULT_AUDIO="--with-audio=alsa,oss,sdl,pulse --with-default-audio=pulse"
fi

# Configure:
#on armel: --with-cpu=arm_nofpu
#on armhf: --with-cpu=arm_fpu
#TARGET=arm_nofpu \
#TARGET=generic_fpu
#TARGET=arm_fpu  - was until mpg123-1.28.0. Now it enables NEON instructions.
[ "$SLKPORTARCH" = "arm" ] && TARGET="--with-cpu=arm_nofpu"
CFLAGS="$SLKCFLAGS" \
./configure \
   --prefix=/usr \
   --libdir=/usr/lib${LIBDIRSUFFIX} \
   --sysconfdir=/etc \
   --mandir=/usr/man \
   --docdir=/usr/doc/${PKGNAM}-$VERSION \
   $DEFAULT_AUDIO \
   --with-optimization=2 \
   \
   \
   $TARGET \
   \
   \
   --build=${SLK_ARCH_BUILD} || failconfig

# https://bugzilla.gnome.org/show_bug.cgi?id=655517
#sed -i -e 's/ -shared / -Wl,-O1,--as-needed\0/g' libtool

# Build:
make $NUMJOBS || make || failmake

# Install into package:
make install DESTDIR=$PKG || failinstall
# Add compat symlink for mpg321
( cd $PKG/usr/bin ; ln -s mpg123 mpg321 )
( cd $PKG/usr/man/man1 ; ln -vsf mpg123.1 mpg321.1 )

# Add a documentation directory:
mkdir -p $PKG/usr/doc/${PKGNAM}-$VERSION
cp -favv \
  AUTHORS COPYING* ChangeLog INSTALL NEWS* README* TODO doc \
  $PKG/usr/doc/${PKGNAM}-$VERSION

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