#!/bin/sh
# This file contains functions that are used in multiple other scripts, i.e.
# shared functions. The purpose of centralising these, is to deduplicate code
# and increase maintainability
#
# By Dennis Groenen <tj.groenen@gmail.com>
# GPLv3 licensed
#

# Verbose-aware echo
ECHO_VERBOSE() {
  if test $VERBOSE == 1; then 
    echo -e "$1"; fi
}

# Detect the current environment
CHECK_ENV() {
    if test -d /scratchbox; then
      ENVIRONMENT="SDK"
    else
      PROD=$($EXECPWR cat /proc/component_version | $EXECPWR grep product | $EXECPWR cut -d" " -f 6)
      case $PROD in
        RX-51)
          ENVIRONMENT="FREMANTLE"
          ;;
        *)
          # Unsupported, use the least strict environment (SDK)
          ENVIRONMENT="SDK"
          ;;
      esac
    fi
}

# Check whether the user is root
CHECK_ROOT() {
    if test "`$EXECPWR id -u`" -ne 0; then
      echo "error: you're not running me as root"
      exit 1
    fi
}

# Get the version string of the package providing /bin/busybox
GETBBVERSION() {
    # XXX We assume the package "busybox" provides /bin/busybox
    /usr/bin/dpkg -s busybox | $EXECPWR awk '/^Version:/ {print $2}'
}