#!/bin/sh
#
######################################################
# Build script                                       #
#                                                    #
# See .info for details                              #
######################################################

######################################################
# Make sure Dependencies for Script are loaded       #
######################################################
tce-load -i compiletc squashfs-tools libasound-dev

####Warning - for armv6, sbc requires patching or compiled with gcc <= 4.9.4


######################################################
# Configure extension creation parameters            #
######################################################

CURDIR=`pwd`
STATIC_DIR=$CURDIR/static-libs
SRCNAM=sbc-1.4.tar.xz
WRKDIR=sbc-1.4
EXTNAM=sbc
TMPDIR=/tmp/$EXTNAM
DEBUG=0


######################################################
# Prepare extension creation                         #
######################################################

# Remove dirs and files left from previous creation

#rm -r -f $WRKDIR

rm -r -f $TMPDIR
rm -r -f $TMPDIR-doc
rm -r -f $TMPDIR-dev

# Crete temporary directory

mkdir -p $TMPDIR

######################################################
# Compile extension                                  #
######################################################

# Export variables needed for compilation
export CFLAGS="-Os -pipe -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp"
export CXXFLAGS="-Os -pipe -fno-exceptions -fno-rtti -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp"
export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig:/usr/lib/pkgconfig

# Unpack source in current directory

tar -xf $SRCNAM

cd $WRKDIR

# patch it
patch -p1 < ../patches/no-armv6-asm.patch

#Set patch to gcc4 compiler
#export CC=/usr/local/gcc4.9.4/bin/gcc
#export CPP=/usr/local/gcc4.9.4/bin/cpp

# Configure it

#tester is the only thing that needs libsndfile
./configure --prefix=/usr/local --localstatedir=/var --disable-tester

[ $? -ne 0 ] && exit 1

# Compile

make -j4
[ $? -ne 0 ] && exit 1

# Install in base temp dir

make install DESTDIR=$TMPDIR

# Copy License
cp -f COPYING* $TMPDIR/

# Delete compilation work directory

cd ..

rm -r -f $WRKDIR

# Adjust directory access rigths

find $TMPDIR/ -type d | sudo xargs chmod -v 755

# Strip executables

[ $DEBUG -ne 1 ] && find $TMPDIR | xargs file | grep ELF | cut -f 1 -d : | sudo xargs strip --strip-unneeded

# Move files to doc extension

mkdir -p $TMPDIR-doc/usr/local/share
mv $TMPDIR/usr/local/man $TMPDIR-doc/usr/local/share

# Move files to dev extension

mkdir -p $TMPDIR-dev/usr/local/lib/alsa-lib
mv $TMPDIR/usr/local/include $TMPDIR-dev/usr/local
mv $TMPDIR/usr/local/lib/*.a $TMPDIR-dev/usr/local/lib/
mv $TMPDIR/usr/local/lib//*.la $TMPDIR-dev/usr/local/lib/
mv $TMPDIR/usr/local/lib/pkgconfig $TMPDIR-dev/usr/local/lib

# Move License to main extension

mkdir -p $TMPDIR/usr/local/share/$EXTNAM
mv $TMPDIR/COPYING* $TMPDIR/usr/local/share/$EXTNAM/

###################################################
# Create base extension in temp dir               #
###################################################

cd $TMPDIR
cd ..
mksquashfs $TMPDIR $EXTNAM.tcz
cd $TMPDIR
find usr -not -type d > $EXTNAM.tcz.list 
mv ../$EXTNAM.tcz .

# Create md5 file

md5sum $EXTNAM.tcz > $EXTNAM.tcz.md5.txt

# Cleanup temp directory

sudo rm -r -f usr

###################################################
# Create doc extension in temp dir                #
###################################################

cd $TMPDIR-doc
cd ..
mksquashfs $TMPDIR-doc $EXTNAM-doc.tcz
cd $TMPDIR-doc
find usr -not -type d > $EXTNAM-doc.tcz.list
mv ../$EXTNAM-doc.tcz .

# Create md5 file

md5sum $EXTNAM-doc.tcz > $EXTNAM-doc.tcz.md5.txt

# Cleanup temp directory

sudo rm -r -f usr

###################################################
# Create dev extension in temp dir                #
###################################################

cd $TMPDIR-dev
cd ..
mksquashfs $TMPDIR-dev $EXTNAM-dev.tcz
cd $TMPDIR-dev
find usr -not -type d > $EXTNAM-dev.tcz.list
mv ../$EXTNAM-dev.tcz .

# Create md5 file

md5sum $EXTNAM-dev.tcz > $EXTNAM-dev.tcz.md5.txt

# Cleanup temp directory

sudo rm -r -f usr