Lua Odin

#!/bin/sh

dfltlib=${ODINPKGS-/usr/local/lib/Odin}

prog=odin

USAGE="usage: $prog [-c cache] [-k] [-r] [-R] [-s] command ..."

cmd=; keep_going=; meta_cache=; preset=; quick=; reset=;

ODIN_SERVER=1; ODIN_SERVER_SHUTDOWN=;

export ODINCACHE ODIN_SERVER ODIN_SERVER_SHUTDOWN

while [ $# -gt 0 ] ; do

   case $1 in

      # use specified cache rather than the default cache

      -c)

         if [ $# -lt 2 ] ; then echo $USAGE; exit 1; fi

         meta_cache=$2; shift;shift;;

      # keep going after build errors detected

      -k)

         ODIN_KEEPGOING=1; export ODIN_KEEPGOING; shift;;

      # do not run the derivation graph compiler

      -q)

         quick=1; shift;;

      # reset the cache (clear all derived objects)

      -r)

         reset=1; shift;;

      # reset the cache and the packages (update to latest versions)

      -R)

         preset=1; reset=1; shift;;

      # have Odin client be its own server if there is not a server

      -s)

         ODIN_SERVER=; shift;;

      -*)

         echo $USAGE; exit 1;;

      *)

         break;; esac; done

while [ $# -gt 0 ] ; do

   case $1 in

      -*)

         echo $USAGE; exit 1;;

      *)

         cmd="$cmd;$1"; shift;; esac; done

if [ "$ODINCACHE" != "" -a "$meta_cache" = "" ] ; then

   if [ "$reset" != "" ] ; then

      echo "Cannot reset active cache."

      exit 1; fi

   ODINVERIFYLEVEL=0; export ODINVERIFYLEVEL

   ODINLOGLEVEL=0; export ODINLOGLEVEL

   ODINERRLEVEL=0; export ODINERRLEVEL

   ODINWARNLEVEL=0; export ODINWARNLEVEL

   exec $ODINCACHE/PKGS/odin/odin.exe "$cmd"; fi

if [ "$meta_cache" = "" ] ; then

   meta_cache=${ODIN-$HOME/.ODIN}; fi

odinview=${ODINVIEW-`uname -n`}

if [ "$odinview" = "" ] ; then

   odinview=local; fi

cache=$meta_cache/$odinview

if [ ! -d $cache ] ; then

   case $meta_cache in /*);; *)

      echo "Cache location must be an absolute pathname: $meta_cache"

      exit 1;; esac

   if [ ! -d $meta_cache ] ; then

      mkdir $meta_cache || exit; fi

   mkdir $cache || exit

   echo $cache > $cache/PATH

   mkdir $cache/PKGS || exit

   touch $cache/LOG || exit

   preset=1; reset=''

   echo "New cache created at $cache."; fi

...