blob: 1cebe5ab3a5e991f946ce5ce61b3e2900d897715 [file] [log] [blame]
#!/usr/bin/env bash
# Copyright (c) 2022, 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.
# Run dart2wasm on the Dart VM. This script assumes the Dart repo's
# directory structure.
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 "$BASH_SOURCE")"
# Handle the case where dart-sdk/bin has been symlinked to.
PROG_DIR="$(cd "${PROG_NAME%/*}" ; pwd -P)"
SDK_DIR="$(cd "${PROG_DIR}/../.." ; pwd -P)"
# Locate build directory, containing executables, snapshots and platform dill.
if [[ `uname` == 'Darwin' ]]; then
OUT_DIR="$SDK_DIR/xcodebuild"
else
OUT_DIR="$SDK_DIR/out"
fi
DART_CONFIGURATION=${DART_CONFIGURATION:-ReleaseX64}
BIN_DIR="$OUT_DIR/$DART_CONFIGURATION"
DART_PRECOMPILED_RUNTIME="$BIN_DIR/dart_precompiled_runtime"
# Point to SDK directory.
SDK_ARG="--dart-sdk=$SDK_DIR"
# Point to built platform dill.
PLATFORM="$BIN_DIR/dart2wasm_platform.dill"
PLATFORM_ARG="--platform=$PLATFORM"
unset EXTRA_VM_OPTIONS
declare -a EXTRA_VM_OPTIONS
# Choose snapshot with or without asserts enabled.
SNAPSHOT_NAME="dart2wasm"
case $0 in
*_developer)
EXTRA_VM_OPTIONS+=('--enable_asserts')
SNAPSHOT_NAME="dart2wasm_asserts"
;;
esac
SNAPSHOT="$BIN_DIR/$SNAPSHOT_NAME.snapshot"
# We allow extra vm options to be passed in through an environment variable.
if [[ $DART_VM_OPTIONS ]]; then
read -a OPTIONS <<< "$DART_VM_OPTIONS"
EXTRA_VM_OPTIONS+=("${OPTIONS[@]}")
fi
DART_ROOT="$(cd "${SDK_DIR}/.." ; pwd -P)"
exec "$DART_PRECOMPILED_RUNTIME" "--packages=$DART_ROOT/.packages" "${EXTRA_VM_OPTIONS[@]}" "$SNAPSHOT" "$SDK_ARG" "$PLATFORM_ARG" "$@"