#!/usr/bin/env bash

# Copyright 2018 The Fuchsia Authors
#
# Use of this source code is governed by a MIT-style
# license that can be found in the LICENSE file or at
# https://opensource.org/licenses/MIT

ZIRCON_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
PREBUILT_DIR="${ZIRCON_ROOT}/prebuilt/downloads"

if [[ -z "$LLVM_SYMBOLIZER" ]]; then
  LLVM_SYMBOLIZER="${PREBUILT_DIR}/clang/bin/llvm-symbolizer"
fi

readonly SYMBOLIZE="${PREBUILT_DIR}/symbolize"

case $# in
0)
  build_id_file="${ZIRCON_ROOT}/build-x64/ids.txt"
  ;;
1)
  build_id_file="$1"
  ;;
*)
  echo >&2 "Usage: $0 [/path/to/ids.txt]"
  exit 1
  ;;
esac

# TODO(mcgrathr): Temporary until symbolize gets fixed to default -color
# correctly based on isatty && TERM details.
if tty -s <&1; then
  # On a terminal, use default logic based on $TERM.
  COLOR=
else
  # Not a terminal, so disable color.
  COLOR=-color=false
fi

exec "$SYMBOLIZE" $COLOR -llvm-symbolizer "$LLVM_SYMBOLIZER" -ids "$build_id_file"