Radix cross Linux Toolchains

#!/bin/bash

CWD=`pwd`

BUILDSYSTEM=${BUILDSYSTEM:-$CWD}

CONFIG=${CONFIG:-targets-config.mk}
CONSTANTS=${CONSTANTS:-config.mk}

if [ ! -r $CONFIG ] ; then
  echo "$0: ERROR: There is no $CONFIG file for configuring target HW."
  echo ""
  exit 1
fi

: ${DIALOG=$BUILDSYSTEM/sbin/dialog}
: ${DIALOGRC=$BUILDSYSTEM/etc/dialogrc}

export DIALOGRC

: ${DIALOG_OK=0}
: ${DIALOG_CANCEL=1}
: ${DIALOG_HELP=2}
: ${DIALOG_EXTRA=3}
: ${DIALOG_ITEM_HELP=4}
: ${DIALOG_ESC=255}

: ${SIG_NONE=0}
: ${SIG_HUP=1}
: ${SIG_INT=2}
: ${SIG_QUIT=3}
: ${SIG_KILL=9}
: ${SIG_TERM=15}


umask 002
if [ ! -z "$TMPDIR" ] ; then mkdir -p $TMPDIR ; fi
TMP=$(mkdir -p /tmp/radix && mktemp -d -p /tmp/radix build-system.XXXXXXXX) || { echo "Cannot create '/tmp/...' directory" ; exit 92; }
trap "rm -rf $TMP" 0 $SIG_NONE $SIG_HUP $SIG_INT $SIG_QUIT $SIG_TERM


hwlist=`cat $CONFIG | grep "^BUILD_.*[ \t]*=.*" | sed "s,^BUILD_\(.*\)[ \t]*=.*,\1," | tr 'A-Z' 'a-z' | tr '\n' ' ' | sed 's/host//g' | tr -s ' ' | sed 's/^[ \t]//' | sed 's/[ \t]$//'`

for hw in $hwlist ; do
  hh=`echo $hw | tr 'a-z' 'A-Z'`
  spec=`cat $CONSTANTS | grep "^${hh}_SPEC[ \t]*=.*" | sed "s,^${hh}_SPEC[ \t]*=[ \t]*\(.*\),\1," | sed "s,\\\\\,,g"`
  enabled=`cat $CONFIG | grep "^BUILD_${hh}[ \t]*=.*" | sed "s,^BUILD_${hh}[ \t]*=[ \t]*\(.*\),\1,"`
  if [ "$enabled" == "true" ] ; then
    en="on"
  else
    en="off"
  fi
  echo "\"$hw\" \"$spec\" \"$en\"" >> $TMP/sel$$
done

$DIALOG --colors \
        --backtitle "\Z7Build System\Zn" \
        --title " \Z1SELECTING TOOLCHAINS TO BUILD\Zn " \
        --clear \
        --checklist "\n\
\Zb\Z4Please confirm the toolchains you want to build\Zn\ZB.\n\n\
Use the UP/DOWN keys to scroll through the list, and the SPACE key\n\
to deselect any items you don't want to build.\n\n\
Press ENTER when you are done." \
21 72 8 \
        --file $TMP/sel$$  2> $TMP/ret$$

retval=$?

case $retval in
  $DIALOG_OK)
    enabled="`cat $TMP/ret$$`"
    for hw in $hwlist ; do
      hh=`echo $hw | tr 'a-z' 'A-Z'`
      sed -i "s,^\(BUILD_${hh}[ \t]*=[ \t]*\).*,\1false," $CONFIG
    done
    for hw in $enabled ; do
      hh=`echo $hw | tr 'a-z' 'A-Z'`
      sed -i "s,^\(BUILD_${hh}[ \t]*=[ \t]*\).*,\1true," $CONFIG
    done
    ;;
esac