add autogen.sh.

autogen.sh

+#!/bin/sh
+
+warn() {
+	echo "  WARNING: $@" 1>&2
+}
+
+# init
+
+LIBTOOLIZE=libtoolize
+ACLOCAL=aclocal
+AUTOCONF=autoconf
+AUTOHEADER=autoheader
+AUTOMAKE=automake
+
+case `uname -s` in
+Darwin)
+	LIBTOOLIZE=glibtoolize
+	;;
+FreeBSD)
+	ACLOCAL_ARGS="$ACLOCAL_ARGS -I /usr/local/share/aclocal/"
+	;;
+esac
+
+
+# libtoolize
+echo "Searching libtoolize..."
+if [ `which $LIBTOOLIZE` ] ; then
+  echo "  FOUND: libtoolize -> $LIBTOOLIZE"
+else
+  warn "Cannot Found libtoolize... input libtool command"
+  read LIBTOOLIZE
+  LIBTOOLIZE=`which $LIBTOOLIZE`
+  if [ `which $LIBTOOLIZE` ] ; then
+    echo "  SET: libtoolize -> $LIBTOOLIZE"
+  else
+    warn "$LIBTOOLIZE: Command not found."
+    exit 1;
+  fi
+fi
+
+# aclocal
+echo "Searching aclocal..."
+if [ `which $ACLOCAL` ] ; then
+  echo "  FOUND: aclocal -> $ACLOCAL"
+else
+  warn "Cannot Found aclocal... input aclocal command"
+  read ACLOCAL
+  ACLOCAL=`which $ACLOCAL`
+  if [ `which $ACLOCAL` ] ; then
+    echo "  SET: aclocal -> $ACLOCAL"
+  else
+    warn "$ACLOCAL: Command not found."
+    exit 1;
+  fi
+fi
+
+# automake
+echo "Searching automake..."
+if [ `which $AUTOMAKE` ] ; then
+  echo "  FOUND: automake -> $AUTOMAKE"
+else
+  warn "Cannot Found automake... input automake command"
+  read AUTOMAKE
+  ACLOCAL=`which $AUTOMAKE`
+  if [ `which $AUTOMAKE` ] ; then
+    echo "  SET: automake -> $AUTOMAKE"
+  else
+    warn "$AUTOMAKE: Command not found."
+    exit 1;
+  fi
+fi
+
+# autoheader
+echo "Searching autoheader..."
+if [ `which $AUTOHEADER` ] ; then
+  echo "  FOUND: autoheader -> $AUTOHEADER"
+else
+  warn "Cannot Found autoheader... input autoheader command"
+  read AUTOHEADER
+  ACLOCAL=`which $AUTOHEADER`
+  if [ `which $AUTOHEADER` ] ; then
+    echo "  SET: autoheader -> $AUTOHEADER"
+  else
+    warn "$AUTOHEADER: Command not found."
+    exit 1;
+  fi
+fi
+
+# autoconf
+echo "Searching autoconf..."
+if [ `which $AUTOCONF` ] ; then
+  echo "  FOUND: autoconf -> $AUTOCONF"
+else
+  warn "Cannot Found autoconf... input autoconf command"
+  read AUTOCONF
+  ACLOCAL=`which $AUTOCONF`
+  if [ `which $AUTOCONF` ] ; then
+    echo "  SET: autoconf -> $AUTOCONF"
+  else
+    warn "$AUTOCONF: Command not found."
+    exit 1;
+  fi
+fi
+
+set -e
+
+echo "Running libtoolize ..."
+$LIBTOOLIZE --force --copy
+echo "Running aclocal ..."
+$ACLOCAL ${ACLOCAL_ARGS}
+echo "Running autoheader..."
+$AUTOHEADER
+echo "Running automake ..."
+$AUTOMAKE --add-missing --copy
+echo "Running autoconf ..."
+$AUTOCONF