| #!/bin/bash |
| # Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| # for details. All rights reserved. Use of this source code is governed by a |
| # BSD-style license that can be found in the LICENSE file. |
| |
| function follow_links() { |
| while [ -h "$1" ]; do |
| # On Mac OS, readlink -f doesn't work. |
| 1="$(readlink "$1")" |
| done |
| echo "$1" |
| } |
| |
| # Unlike $0, $BASH_SOURCE points to the absolute path of this file. |
| PROG_NAME="$(follow_links "$BASH_SOURCE")" |
| |
| # Handle the case where dart-sdk/bin has been symlinked to. |
| BIN_DIR="$(follow_links "$(cd "${PROG_NAME%/*}" ; pwd -P)")" |
| |
| SDK_DIR="$(cd "${BIN_DIR}/.." ; pwd -P)" |
| |
| DART2JS="$SDK_DIR/lib/_internal/compiler/implementation/dart2js.dart" |
| |
| DART="$BIN_DIR/dart" |
| |
| SNAPSHOT_DIR="$BIN_DIR/snapshots" |
| SNAPSHOT="$SNAPSHOT_DIR/utils_wrapper.dart.snapshot" |
| |
| unset EXTRA_OPTIONS |
| declare -a EXTRA_OPTIONS |
| |
| if test -t 1; then |
| # Stdout is a terminal. |
| if test 8 -le `tput colors`; then |
| # Stdout has at least 8 colors, so enable colors. |
| EXTRA_OPTIONS[${#EXTRA_OPTIONS[@]}]='--enable-diagnostic-colors' |
| fi |
| fi |
| |
| unset EXTRA_VM_OPTIONS |
| declare -a EXTRA_VM_OPTIONS |
| |
| if test -f "$SNAPSHOT"; then |
| # TODO(ahe): Remove the following line when we are relatively sure it works. |
| echo Using snapshot "$SNAPSHOT" 1>&2 |
| |
| EXTRA_OPTIONS[${#EXTRA_OPTIONS[@]}]="--library-root=$SDK_DIR" |
| fi |
| |
| # Tell the VM to grow the heap more aggressively. This should only |
| # be necessary temporarily until the VM is better at detecting how |
| # applications use memory. |
| # TODO(ahe): Remove this option (http://dartbug.com/6495). |
| EXTRA_VM_OPTIONS[${#EXTRA_VM_OPTIONS[@]}]='--heap_growth_rate=512' |
| |
| case $0 in |
| *_developer) |
| EXTRA_VM_OPTIONS[${#EXTRA_VM_OPTIONS[@]}]='--checked' |
| ;; |
| esac |
| |
| if test -f "$SNAPSHOT"; then |
| exec "$DART" "${EXTRA_VM_OPTIONS[@]}" "$SNAPSHOT" "dart2js" \ |
| "${EXTRA_OPTIONS[@]}" "$@" |
| else |
| exec "$DART" "${EXTRA_VM_OPTIONS[@]}" "$DART2JS" "${EXTRA_OPTIONS[@]}" "$@" |
| fi |