#! /bin/sh

set -e

### Basic setup stuff
ego=$(echo "$0" | sed 's:^.*[/\\]::; s:\.*$::')
usage="Usage: $ego [--debian]"

### Parse options
debian=no
while [ $# -gt 0 ]; do
  case "$1" in
    --help | -h | --usage | -u)
      echo "$usage"
      exit
      ;;
    --debian)
      debian=yes
      ;;
    --)
      shift
      break
      ;;
    -*)
      echo >&2 "$ego: unknown option \`$1'"
      exit 1
      ;;
  esac
  shift
done
if [ $# -ne 0 ]; then
  echo >&2 "$usage"
  exit 1
fi

### Link any strange common files we need
[ -f .links ] && mklinks

### Do any local stuff
[ -x build-setup ] && ./build-setup start

### Grind through the Autoconf machinery
configure=
for i in configure.ac configure.in; do
  [ -f $i ] && configure=$i
done
if [ "$configure" ]; then
  grep >/dev/null AM_PROG_LIBTOOL $configure && libtoolize
  find . -name Makefile.m4 -print | while read m4; do
    dir=$(echo $m4 | sed 's:/[^/]*$::')
    (cd $dir &&
     m4 Makefile.m4 >Makefile.am.new &&
     mv Makefile.am.new Makefile.am)
  done
  aclocalargs=
  for i in config m4; do [ -d $i ] && aclocalargs="$aclocalargs -I $i"; done
  aclocal $aclocalargs
  autoconf
  grep >/dev/null AM_CONFIG_HEADER $configure && autoheader
  [ -f Makefile.am ] && automake -a
fi

### Do any local stuff
[ -x build-setup ] && ./build-setup end