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

##Need meson build
STD_DEPS="compiletc squashfs-tools git cmake ninja meson"
BUILD_DEPS="python3.11-dev cairo-dev"
TCZ_DEPS="python3.11 cairo"
DEV_TCZ_DEPS=""
FULL_DEPS="$STD_DEPS $BUILD_DEPS"

for deps in $FULL_DEPS; do
        tce-status -i | grep -q ${deps%.*}
        if [ $? -ne 0 ]; then
                tce-load -i $deps >/dev/null 2>&1
                if [ $? -eq 0 ]; then
                echo "Loaded $deps..."
                else
                        echo "Failed to load $deps... exiting"
                        exit 1
                fi
        fi
done


######################################################
# Configure extension creation parameters            #
######################################################
#https://files.pythonhosted.org/packages/69/ca/9e9fa2e8be0876a9bbf046a1be7ee33e61d4fdfbd1fd25c76c1bdfddf8c4/pycairo-1.23.0.tar.gz
SRCPATH="../../../sources"

SRCNAM=pycairo-1.23.0.tar.gz
WRKDIR=pycairo-1.23.0
EXTNAM=py3.11cairo
TMPDIR=/tmp/$EXTNAM

######################################################
# 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
rm -r -f $TMPDIR-locale
rm -r -f $TMPDIR-python

# Crete temporary directory

mkdir -p $TMPDIR

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

# Export variables needed for compilation

case $(uname -m) in
    armv*)
       export CFLAGS="-flto=auto -Os -pipe -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp"
       export CXXFLAGS="-flto=auto -Os -pipe -fno-exceptions -fno-rtti -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp"
    ;;
    aarch64)
       export CFLAGS="-flto=auto -Os -pipe -march=armv8-a+crc -mtune=cortex-a72"
       export CXXFLAGS="-flto=auto -Os -pipe -fno-exceptions -fno-rtti -march=armv8-a+crc -mtune=cortex-a72"
    ;;
esac

export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig:/usr/lib/pkgconfig

# Unpack source in current directory

tar xf ${SRCPATH}/${SRCNAM}

# Configure it

mkdir build && cd build

meson setup ../$WRKDIR --prefix=/usr/local --buildtype=release

# Compile

ninja

# Install in base temp dir

DESTDIR=$TMPDIR ninja install

cd ..

# Delete compilation work directory

rm -r -f $WRKDIR
rm -rf build

# Adjust directory access rigths

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

# Strip executables

find $TMPDIR | xargs file | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded

# Move files to dev extension

mkdir -p $TMPDIR-dev/usr/local/lib/
mv $TMPDIR/usr/local/include $TMPDIR-dev/usr/local
mv $TMPDIR/usr/local/lib/pkgconfig $TMPDIR-dev/usr/local/lib

###################################################
# 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

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

rm -r -f usr