redshell bash script to place in the redtamarin-sdk bin folder

redshell

#!/bin/bash

function follow_links() {
  file="$1"
  while [ -h "$file" ]; do
    # On Mac OS, readlink -f doesn't work.
    file="$(readlink "$file")"
  done
  echo "$file"
}

# Unlike $0, $BASH_SOURCE points to the absolute path of this file.
PROG_NAME="$(follow_links "$BASH_SOURCE")"

# Handle the case where dart-sdk/bin has been symlinked to.
CUR_DIR="$(cd "${PROG_NAME%/*}" ; pwd -P)"

UNAME="$(uname)"
BITS="32"
EXT=""

# REDTAMARIN_SDK env var not found
if [ -z "$REDTAMARIN_SDK" ]; then
    REDTAMARIN_SDK="$(dirname "$CUR_DIR")";
fi

if [ $UNAME == "Darwin" ]; then
    OS="macintosh";
elif [ $UNAME == "Linux" ]; then
    OS="linux"
elif [ "$(uname -o)" == "Cygwin" ]; then
#elif [ "$(uname -s)" == CYGWIN* ]; then
    OS="windows"
    EXT=".exe"
fi

if [ "$(uname -m)" == "x86_64" ]; then
    BITS="64"
fi

# runtimes/redshell/macintosh/64/redshell
BIN="$REDTAMARIN_SDK/runtimes/redshell/$OS/$BITS/redshell$EXT"

# Usage:
# $ redshell -h [avmplus options]
# $ redshell filename[.as/.abc/.swf] [optional arguments]

FILE_NAME=$1
shift

# You can configure the redshell per script with a config file
# named like the filename and adding the extension .config
# ex:
# $ redshell test.as
# test.as.config
CONFIG_NAME="${FILE_NAME}.config"

# You can also dynamically configure by defining
# the env var REDSHELL_CONFIG
# ex:
# $ export REDSHELL_CONFIG="-swfversion 14"; redshell test.as

# By default we use the redshell without any config
CONFIG=""

#echo "PROG_NAME=$PROG_NAME";
#echo "CUR_DIR=$CUR_DIR";
#echo "REDTAMARIN_SDK=$REDTAMARIN_SDK";
#echo "OS=$OS";
#echo "BITS=$BITS"
#echo "BIN=$BIN";

#echo "FILE_NAME=$FILE_NAME"
#echo "CONFIG_NAME=$CONFIG_NAME";
#echo "REDSHELL_CONFIG=$REDSHELL_CONFIG"

if [ -z "$FILE_NAME" ]; then
    echo "You need to provide a filename, eg. 'redshell filename.as'"
    exit 1
elif [ "$FILE_NAME" == "-h" ]; then
    exec "$BIN" $@;
    exit 1
fi

if [ -e "$CONFIG_NAME" ]; then
    CONFIG="$(<$CONFIG_NAME)"
elif [ -z "$REDSHELL_CONFIG}" ]; then
    # config env var not found
    :
else
    CONFIG="${REDSHELL_CONFIG}"
fi

#echo "CONFIG=$CONFIG"

if [ -z "$CONFIG" ]; then
    exec "$BIN" ${FILE_NAME} -- $@;
else
    exec "$BIN" $CONFIG ${FILE_NAME} -- $@;
fi