#!/bin/sh
# Set initial variables:
CWD=`pwd`
if [ "$TMP" = "" ]; then
  TMP=/tmp
fi
PKG=$TMP/package-bc
INFO=$PKG/usr/info

if [ ! -d $TMP ]; then
  mkdir -p $TMP # location to build the source
fi
if [ ! -d $PKG ]; then
  mkdir -p $PKG # place for the package to be built
fi

# Explode the package framework:
cd $PKG
explodepkg $CWD/_bc.tar.gz

echo "+==========+"
echo "| bc-1.05a |"
echo "+==========+"
cd $TMP
tar xzvf $CWD/bc-1.05a.tar.gz
cd bc-1.05
./configure --prefix=/usr
make CFLAGS=-O2 LDFLAGS=-s
cat bc/bc > $PKG/usr/bin/bc
cat dc/dc > $PKG/usr/bin/dc
cd doc
for page in bc.1 dc.1 ; do
  cat $page | gzip -9c > $PKG/usr/man/man1/$page.gz
done
mkdir -p $INFO
cat dc.info | gzip -9c > $INFO/dc.info.gz
cd ..
mkdir -p $PKG/usr/doc/bc-1.05a
cp -a AUTHORS COPYING ChangeLog Examples INSTALL NEWS README Test \
  $PKG/usr/doc/bc-1.05a
chown -R root.root $PKG/usr/doc/bc-1.05a

# Build the package:
cd $PKG
tar czvf $TMP/bc.tgz .

# Warn of zero-length files:
for file in `find . -type f -print` ; do
 if [ "`filesize $file`" = "0" ]; then
  echo "WARNING: zero length file $file"
 fi
 if [ "`filesize $file`" = "20" ]; then
  echo "WARNING: possible empty gzipped file $file"
 fi
done

# Clean up the extra stuff:
if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP/bc-1.05
  rm -rf $PKG
fi