#!/bin/bash
set -xe
######################################################
# Build script for Core 6.0                          #
######################################################

######################################################
# Configure extension creation parameters            #
######################################################
VERSION=2.0.29
SRCNAM=gnupg-$VERSION.tar.bz2
WRKDIR=gnupg-$VERSION
EXTNAM=gnupg
TMPDIR=/tmp/gnupg
OUTDIR=../

######################################################
# 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-locale

# Crete temporary directory
mkdir -p $TMPDIR $OUTDIR

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

# Export variables needed for compilation
export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig:/usr/lib/pkgconfig
export CPPFLAGS="-I/usr/local/include -I/usr/include"
export CFLAGS="-Os -pipe -march=i486 -mtune=i686"
export CXXFLAGS="-Os -pipe -fno-exceptions -fno-rtti -march=i486 -mtune=i686"
export LDFLAGS="-Wl,-Os"

# Unpack source in to WRK directory
tar -xf $SRCNAM

# Configure,Compile,Check,Install in base temp dir
pushd $WRKDIR
./configure --prefix=/usr/local --enable-standard-socket --disable-rpath --disable-gpgtar
make
make check
make install DESTDIR=$TMPDIR
popd
rm -r -f $WRKDIR

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

# Move files to doc extension
mkdir -p $TMPDIR-doc/usr/local/share/gnupg
mv $TMPDIR/usr/local/share/man $TMPDIR-doc/usr/local/share
mv $TMPDIR/usr/local/share/info $TMPDIR-doc/usr/local/share
mv $TMPDIR/usr/local/share/doc $TMPDIR-doc/usr/local/share
mv $TMPDIR/usr/local/share/gnupg/help.txt $TMPDIR-doc/usr/local/share/gnupg

# Move files to locale extension
mkdir -p $TMPDIR-locale/usr/local/share/gnupg
mv $TMPDIR/usr/local/share/locale $TMPDIR-locale/usr/local/share
mv $TMPDIR/usr/local/share/gnupg/help.*.txt $TMPDIR-locale/usr/local/share/gnupg

###################################################
# Create extensions
###################################################
mksquashfs $TMPDIR $OUTDIR/$EXTNAM.tcz -noappend -no-xattrs -all-root
unsquashfs -li -ls -d 'root-dir' $OUTDIR/$EXTNAM.tcz | grep 'root-dir/' | grep -vE '^d' | awk '{print substr($6,9);}' >$OUTDIR/$EXTNAM.tcz.list
mksquashfs $TMPDIR-doc $OUTDIR/$EXTNAM-doc.tcz -noappend -no-xattrs -all-root
unsquashfs -li -ls -d 'root-dir' $OUTDIR/$EXTNAM-doc.tcz | grep 'root-dir/' | grep -vE '^d' | awk '{print substr($6,9);}' >$OUTDIR/$EXTNAM-doc.tcz.list
mksquashfs $TMPDIR-locale $OUTDIR/$EXTNAM-locale.tcz -noappend -no-xattrs -all-root
unsquashfs -li -ls -d 'root-dir' $OUTDIR/$EXTNAM-locale.tcz | grep 'root-dir/' | grep -vE '^d' | awk '{print substr($6,9);}' >$OUTDIR/$EXTNAM-locale.tcz.list

rm -rf $TMPDIR
rm -rf $TMPDIR-doc
rm -rf $TMPDIR-locale

pushd $OUTDIR
md5sum $EXTNAM.tcz > $EXTNAM.tcz.md5.txt
md5sum $EXTNAM-doc.tcz > $EXTNAM-doc.tcz.md5.txt
md5sum $EXTNAM-locale.tcz > $EXTNAM-locale.tcz.md5.txt
popd

###################################################
# Update info/tree/dep
###################################################
size() {
        local MIN=$[9*1024/10] # 799 and less
        local MAX=100  # 3.5 and less
        local PWR=1
        local V=$1
        local M=""
        for F in "" "K" "M" "G"; do
                M=$F
                V1=$[($1*10)/$PWR]
                R=$[$V1%10]
                V=$[$V1/10]
                [ $V1 -le $MAX ] && { [ $R -ne 0 ] && V="$V.$R"; break; }
                [ $V -lt $MIN ] && break;
                PWR=$[$PWR*1024]
        done
        echo "$V$M"
}

cp $EXTNAM.tcz.build-dep $OUTDIR/

for INFO in *.tcz.info; do
        TCZ=${INFO%%.info}
        LEN=$(stat -c%s $OUTDIR/$TCZ)
        SIZE=$(size $LEN)
        sed -re "s/\{SIZE\}/$SIZE/g" -e "s/\{TITLE\}/$TCZ/g" -e "s/\{VERSION\}/$VERSION/g" <$INFO >$OUTDIR/$INFO
        if [ -f $TCZ.tree ]; then
                cp $TCZ.tree $OUTDIR/$TCZ.tree
                cat $TCZ.tree | grep -wv "$TCZ" | sed -re 's/^[ \t]+//' | sort | uniq > $OUTDIR/$TCZ.dep
        fi
done

pushd $OUTDIR
submitqc --libs --tcz=$EXTNAM.tcz
submitqc --libs --tcz=$EXTNAM-doc.tcz
submitqc --libs --tcz=$EXTNAM-locale.tcz
popd