#!/bin/sh
# Set initial variables:
CWD=`pwd`
if [ "$TMP" = "" ]; then
  TMP=/tmp
fi
PKG=$TMP/package-m4
SRC=/devel/manpagesrc
INFO=$PKG/usr/info
TEX=/devel/texinfo-docs

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/_m4.tar.gz

echo "+========+"
echo "| m4-1.4 |"
echo "+========+"
cd $TMP
tar xzvf $CWD/m4-1.4.tar.gz
cd m4-1.4
./configure --prefix=/usr
make CFLAGS=-O2 LDFLAGS=-s
cd src
make ansi2knr CFLAGS=-O2 LDFLAGS=-s
cat ansi2knr > $PKG/usr/bin/ansi2knr
cat m4 > $PKG/usr/bin/m4
cat ansi2knr.1 | gzip -9c > $PKG/usr/man/man1/ansi2knr.1.gz
cd ../examples
for file in * ; do
  cat $file > $PKG/usr/lib/m4-examples/$file
done
cd ../doc
mkdir -p $INFO
cat m4.info | gzip -9c > $INFO/m4.info.gz
cat m4.info-1 | gzip -9c > $INFO/m4.info-1.gz
cat m4.info-2 | gzip -9c > $INFO/m4.info-2.gz
cat m4.info-3 | gzip -9c > $INFO/m4.info-3.gz
#cp m4.texinfo $TEX/m4.texi

# Build the package:
cd $PKG
tar czvf $TMP/m4.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/m4-1.4
  rm -rf $PKG
fi