diff options
Diffstat (limited to 'utils/bin/narwhal')
| -rwxr-xr-x | utils/bin/narwhal | 33 |
1 files changed, 11 insertions, 22 deletions
diff --git a/utils/bin/narwhal b/utils/bin/narwhal index 1617491..01fd4b1 100755 --- a/utils/bin/narwhal +++ b/utils/bin/narwhal @@ -1,7 +1,7 @@ #!/bin/bash # get the absolute path of the executable -SELF_PATH=$(cd -P -- "$(dirname -- "$0")" && pwd -P) && SELF_PATH=$SELF_PATH/$(basename -- "$0") +SELF_PATH=$(cd -P -- "$(dirname -- "$0")" && pwd -P) && SELF_PATH="$SELF_PATH/$(basename -- "$0")" # resolve symlinks while [ -h "$SELF_PATH" ]; do @@ -10,50 +10,39 @@ while [ -h "$SELF_PATH" ]; do SELF_PATH=$(cd -- "$DIR" && cd -- $(dirname -- "$SYM") && pwd)/$(basename -- "$SYM") done +# NARWHAL_HOME is the 2nd ancestor directory of this shell script NARWHAL_HOME=$(dirname -- "$(dirname -- "$SELF_PATH")") +# use Rhino as the default if none is specified in narwhal.conf NARWHAL_DEFAULT_PLATFORM="rhino" + +# load narwhal.conf if it exists if [ -f "$NARWHAL_HOME/narwhal.conf" ]; then source "$NARWHAL_HOME"/narwhal.conf fi + +# if NARWHAL_PLATFORM isn't yet set, set it to the default platform, and export it if [ -z "$NARWHAL_PLATFORM" ]; then NARWHAL_PLATFORM=$NARWHAL_DEFAULT_PLATFORM fi - -# get the absolute path of the executable -SELF_PATH=$(cd -P -- "$(dirname -- "$0")" && pwd -P) && SELF_PATH="$SELF_PATH/$(basename -- "$0")" - -# resolve symlinks -while [ -h "$SELF_PATH" ]; do - DIR=$(dirname -- "$SELF_PATH") - SYM=$(readlink -- "$SELF_PATH") - SELF_PATH=$(cd -- "$DIR" && cd "$(dirname -- "$SYM")" && pwd)/$(basename -- "$SYM") -done - -SELF_DIR=`dirname -- "$SELF_PATH"` -NARWHAL_HOME=`dirname -- "$SELF_DIR"` - -if [ ! "$NARWHAL_PLATFORM" ]; then - NARWHAL_PLATFORM=$NARWHAL_DEFAULT_PLATFORM -fi - export NARWHAL_HOME +# build the executable name for the platform EXECUTABLE_NAME="narwhal-$NARWHAL_PLATFORM" +# search for the platform home directory # try narwhal.conf setting if [ "$NARWHAL_PLATFORM_HOME" ]; then export NARWHAL_PLATFORM_HOME - "$NARWHAL_PLATFORM_HOME"/bin/"$EXECUTABLE_NAME" "$@" # try relative elif [ -f "$NARWHAL_HOME/platforms/$NARWHAL_PLATFORM/bin/$EXECUTABLE_NAME" ]; then export NARWHAL_PLATFORM_HOME="$NARWHAL_HOME/platforms/$NARWHAL_PLATFORM" - "$NARWHAL_HOME/platforms/$NARWHAL_PLATFORM/bin/$EXECUTABLE_NAME" "$@" # try $PATH elif which -s "$EXECUTABLE_NAME"; then export NARWHAL_PLATFORM_HOME=$(dirname -- "$(dirname -- "$EXECUTABLE_NAME")") - "$EXECUTABLE_NAME" "$@" else echo "Can't find executable for $NARWHAL_PLATFORM" + exit 1 fi +exec "$NARWHAL_PLATFORM_HOME"/bin/"$EXECUTABLE_NAME" "$@" |