Add cog setup scripts

#

# Copyright (C) 2023 The Android Open Source Project

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

#      http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

#

# This file is executed by build/envsetup.sh, and can use anything

# defined in envsetup.sh.

function _create_out_symlink_for_cog() {

  if [[ "${OUT_DIR}" == "" ]]; then

    OUT_DIR="out"

  fi

  if [[ -L "${OUT_DIR}" ]]; then

    return

  fi

  if [ -d "${OUT_DIR}" ]; then

    echo -e "\tOutput directory ${OUT_DIR} cannot be present in a Cog workspace."

    echo -e "\tDelete \"${OUT_DIR}\" or create a symlink from \"${OUT_DIR}\" to a directory outside your workspace."

    return 1

  fi

  DEFAULT_OUTPUT_DIR="${HOME}/.cog/android-build-out"

  mkdir -p ${DEFAULT_OUTPUT_DIR}

  ln -s ${DEFAULT_OUTPUT_DIR} `pwd`/out

}

# This function moves the reclient binaries into a directory that exists in a

# non-cog part of the overall filesystem.  This is to workaround the problem

# described in b/289391270.

function _copy_reclient_binaries_from_cog() {

  local NONCOG_RECLIENT_BIN_DIR="${HOME}/.cog/reclient/bin"

  if [ ! -d "$NONCOG_RECLIENT_BIN_DIR" ]; then

    # Create the non cog directory if it doesn't exist.

    mkdir -p ${NONCOG_RECLIENT_BIN_DIR}

  else

    # Clear out the non cog directory if it does exist.

    rm -f ${NONCOG_RECLIENT_BIN_DIR}/*

  fi

  local TOP=$(gettop)

  # Copy the binaries out of live.

  cp $TOP/prebuilts/remoteexecution-client/live/* $NONCOG_RECLIENT_BIN_DIR

  # Finally set the RBE_DIR env var to point to the out-of-cog directory.

  export RBE_DIR=$NONCOG_RECLIENT_BIN_DIR

}

# This function sets up the build environment to be appropriate for Cog.

function _setup_cog_env() {

  _create_out_symlink_for_cog

  if [ "$?" -eq "1" ]; then

    echo -e "\e[0;33mWARNING:\e[00m Cog environment setup failed!"

    return 1

  fi

  _copy_reclient_binaries_from_cog

  export ANDROID_BUILD_ENVIRONMENT_CONFIG="googler-cog"

  # Running repo command within Cog workspaces is not supported, so override

  # it with this function. If the user is running repo within a Cog workspace,

  # we'll fail with an error, otherwise, we run the original repo command with

  # the given args.

  ORIG_REPO_PATH=`which repo`

  function repo {

    if [[ "${PWD}" == /google/cog/* ]]; then

      echo "\e[01;31mERROR:\e[0mrepo command is disallowed within Cog workspaces."

      return 1

    fi

    ${ORIG_REPO_PATH} "$@"

  }

}

if [[ "${PWD}" != /google/cog/* ]]; then

  echo -e "\e[01;31mERROR:\e[0m This script must be run from a Cog workspace."

fi

_setup_cog_env

 No newline at end of file

            fi

        done

    done

    if [[ "${PWD}" == /google/cog/* ]]; then

        f="build/make/cogsetup.sh"

        echo "including $f"; . "$T/$f"

    fi

}

function showcommands() {