Index: /branches/releng-9.0/nanobsd/tools/image.sh
===================================================================
--- /branches/releng-9.0/nanobsd/tools/image.sh	(revision 10548)
+++ /branches/releng-9.0/nanobsd/tools/image.sh	(revision 10548)
@@ -0,0 +1,108 @@
+#!/bin/sh
+#
+BASEDIR=`dirname $0`
+. ${BASEDIR}/package-build.inc.sh
+
+NANOBSD="$NANO_SRC/tools/tools/nanobsd/nanobsd.sh"
+
+usage() {
+cat <<EOF
+# Usage $0 <arguments>"
+#
+# Wrapper around nanobsd.sh with autodetection of already processed steps to
+# provide some failsafe net, which avoids building world and/or kernel by
+# default.
+#
+# Rick van der Zwet <rick@wirelessleiden.nl>
+#
+# Arguments:
+# build              - Build NanoBSD parts which are not build yet
+# build force kernel - Build NanoBSD and force rebuilding the kernel
+# build force world  - Build NanoBSD and force rebuilding world
+# rebuild            - Rebuild NanoBSD (aka force rebuilding all)
+EOF
+}
+
+FORCE_KERNEL=${FORCE_KERNEL:-"no"}
+FORCE_WORLD=${FORCE_WORLD:-"no"}
+
+if [ -z "$1" ]; then
+  usage; exit 1
+elif [ "$1" = "build" ]; then
+  if [ -z "$2" ]; then
+  elif [ "$2" = "force" ]; then
+    if [ "$3" = "kernel" ]; then
+      FORCE_KERNEL="yes"
+    elif [ "$3" = "world" ]; then
+      FORCE_WORLD="yes"
+    else
+      echo "Argument Error - '$3'"; exit 128
+    fi
+  else
+    echo "Argument Error - '$2'"; exit 128
+  fi
+elif [ "$1" = "rebuild" ]; then
+  FORCE_KERNEL="yes"
+  FORCE_WORLD="yes"
+else
+  echo "Argument Error - '$1'"; exit 128
+fi
+
+p_info Forcefully building kernel: $FORCE_KERNEL
+p_info Forcefully building world : $FORCE_WORLD
+
+NANOBSD_EXTRA=${NANOBSD_EXTRA:-''}
+
+if [ ! -r "${NANOBSD}" ]; then
+  p_err ${NANOBSD} does not exists
+  exit 1
+fi
+
+if [ ! -x "${NANOBSD}" ]; then
+  NANOBSD="sh ${NANOBSD}"
+fi
+
+# Find object directory 
+OBJDIR="/usr/obj/nanobsd.${NANO_NAME}"
+
+if [ -d "${OBJDIR}" ]; then
+  NANOBSD_FLAGS=""
+  
+  # Detect succesfull buildworld
+  tail -10 ${OBJDIR}/_.bw | grep 'World build completed'
+  if [ $? -eq 0 -a ${FORCE_WORLD} = "no" ]; then
+     p_info NO building of world
+     NANOBSD_FLAGS="${NANOBSD_FLAGS} -w"
+  fi  
+
+  # Detect succesfull buildkernel
+  tail -10 ${OBJDIR}/_.bk | grep 'Kernel build for .* completed'
+  if [ $? -eq 0 -a ${FORCE_KERNEL} = "no" ]; then
+     p_info NO building of kernel
+     NANOBSD_FLAGS="${NANOBSD_FLAGS} -k"
+  fi  
+
+else
+  p_warn Nothing yet, starting fresh
+  NANOBSD_FLAGS=""
+fi
+
+# Provide verbose output by default
+COMMAND="${NANOBSD} ${NANOBSD_FLAGS} -c ${NANO_CFG_FILE} -v ${NANOBSD_EXTRA}"
+f_time ${COMMAND}
+RETVAL=$?
+
+# Verify on build failures
+tail -10 ${OBJDIR}/_.bw | grep 'World build completed'
+if [ $? -eq 1 ]; then
+  p_err Building world FAILED, check ${OBJDIR}/_.bw
+fi
+tail -10 ${OBJDIR}/_.bk | grep 'Kernel build for .* completed'
+if [ $? -eq 1 ]; then
+  p_err Building kernel FAILED, check ${OBJDIR}/_.bk
+fi  
+if [ $RETVAL -ne 0 ]; then
+  p_err "Errors in building NanoBSD Image ($RETVAL)"
+fi
+p_info End time: `date`
+exit ${RETVAL}