#!/bin/sh

DIE=0

(autoconf --version) < /dev/null > /dev/null 2>&1 || {
  echo
  echo "**Error**: You must have \`autoconf' installed to."
  echo "Download the appropriate package for your distribution,"
  echo "or get the source tarball at ftp://ftp.gnu.org/pub/gnu/"
  DIE=1
}

(libtool --version || glibtool --version) < /dev/null > /dev/null 2>&1 || {
  echo
  echo "**Error**: You must have \`libtool' (or glibtool) installed."
  echo "Get ftp://ftp.gnu.org/pub/gnu/libtool-1.2d.tar.gz"
  echo "(or a newer version if it is available)"
  DIE=1
}

(automake --version) < /dev/null > /dev/null 2>&1 || {
  echo
  echo "**Error**: You must have \`automake' installed."
  echo "Get ftp://ftp.gnu.org/pub/gnu/automake-1.3.tar.gz"
  echo "(or a newer version if it is available)"
  DIE=1
}

(aclocal --version) < /dev/null > /dev/null 2>&1 || {
  echo
  echo "**Error**: Missing \`aclocal'.  The version of \`automake'"
  echo "installed doesn't appear recent enough."
  echo "Get ftp://ftp.gnu.org/pub/gnu/automake-1.3.tar.gz"
  echo "(or a newer version if it is available)"
  DIE=1
}

(pkg-config --version) < /dev/null > /dev/null 2>&1 || {
  echo
  echo "**Error**: You must have \`pkg-config' installed."
  DIE=1
}

if test "$DIE" -eq 1; then
  exit 1
fi

set -x

rm -rf autom4te*.cache

# build it all.
autoreconf -fi || exit 1

# Let's not fall off the end...
exit 0
