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Set FLUTTER_ROOT to an absolute path

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This implementation was taken from the Dart SDK shell scripts.

BUG=https://github.com/flutter/flutter/issues/2795
This commit is contained in:
Jason Simmons 2016-03-23 10:51:23 -07:00
parent da88f1d01f
commit e10b74cd24
1 changed files with 13 additions and 1 deletions
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14
bin/flutter
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@ -5,7 +5,19 @@
set -e
export FLUTTER_ROOT=$(dirname $(dirname "${BASH_SOURCE[0]}"))
function follow_links() {
file="$1"
while [ -h "$file" ]; do
# On Mac OS, readlink -f doesn't work.
file="$(readlink "$file")"
done
echo "$file"
}
PROG_NAME="$(follow_links "$BASH_SOURCE")"
BIN_DIR="$(cd "${PROG_NAME%/*}" ; pwd -P)"
export FLUTTER_ROOT="$(cd "${BIN_DIR}/.." ; pwd -P)"
FLUTTER_TOOLS_DIR="$FLUTTER_ROOT/packages/flutter_tools"
SNAPSHOT_PATH="$FLUTTER_ROOT/bin/cache/flutter_tools.snapshot"
STAMP_PATH="$FLUTTER_ROOT/bin/cache/flutter_tools.stamp"