IronFox/scripts/build-if.sh

#!/bin/bash
#
#    IronFox build scripts
#    Copyright (C) 2024-2026  Akash Yadav, celenity
#
#    Originally based on: Fennec (Mull) build scripts
#    Copyright (C) 2020-2024  Matías Zúñiga, Andrew Nayenko, Tavi
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU Affero General Public License as
#    published by the Free Software Foundation, either version 3 of the
#    License, or (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with this program.  If not, see <https://www.gnu.org/licenses/>.
#

set -euo pipefail

# Set-up our environment
source $(dirname $0)/env.sh

# Include utilities
source "${IRONFOX_UTILS}"

if [[ -z "${IRONFOX_FROM_BUILD+x}" ]]; then
  echo_red_text 'ERROR: Do not call build-if.sh directly. Instead, use build.sh.' >&1
  exit 1
fi

if [[ ! -f "${IRONFOX_BUILD}/finished-prebuild" ]]; then
  echo_red_text 'ERROR: Do not run build.sh until after you have ran prebuild.sh.'
  exit 1
fi

# Set-up target parameters
readonly build_arch="$1"
readonly build_project="$2"

case "${build_arch}" in
arm64)
  # arm64-v8a
  readonly IRONFOX_TARGET_ARCH='arm64'
  readonly IRONFOX_TARGET_ABI='arm64-v8a'
  readonly IRONFOX_TARGET_PRETTY='ARM64'
  readonly IRONFOX_TARGET_RUST='arm64'
  ;;
arm)
  # armeabi-v7a
  readonly IRONFOX_TARGET_ARCH='arm'
  readonly IRONFOX_TARGET_ABI='armeabi-v7a'
  readonly IRONFOX_TARGET_PRETTY='ARM'
  readonly IRONFOX_TARGET_RUST='arm'
  ;;
x86_64)
  # x86_64
  readonly IRONFOX_TARGET_ARCH='x86_64'
  readonly IRONFOX_TARGET_ABI='x86_64'
  readonly IRONFOX_TARGET_PRETTY='x86_64'
  readonly IRONFOX_TARGET_RUST='x86_64'
  ;;
bundle)
  # arm64-v8a, armeabi-v7a, and x86_64
  readonly IRONFOX_TARGET_ARCH='bundle'
  readonly IRONFOX_TARGET_ABI='arm64-v8a", "armeabi-v7a", "x86_64'
  readonly IRONFOX_TARGET_PRETTY='Bundle'
  readonly IRONFOX_TARGET_RUST='arm64,arm,x86_64'
  ;;
*)
  echo_red_text "Unknown build variant: '$1'" >&2
  exit 1
  ;;
esac
export IRONFOX_TARGET_ARCH
export IRONFOX_TARGET_ABI
export IRONFOX_TARGET_PRETTY

# Handle project-specific arguments
IRONFOX_BUILD_AC_CORE=0
IRONFOX_BUILD_AC_CORE_CONSUMERS=0
IRONFOX_BUILD_AC=0
IRONFOX_BUILD_AC_CONSUMERS=0
IRONFOX_BUILD_AC_DEPS=0
IRONFOX_BUILD_AS=0
IRONFOX_BUILD_AS_CONSUMERS=0
IRONFOX_BUILD_AS_DEPS=0
IRONFOX_BUILD_BUNDLETOOL=0
IRONFOX_BUILD_FENIX=0
IRONFOX_BUILD_FENIX_DEPS=0
IRONFOX_BUILD_GECKO=0
IRONFOX_BUILD_GECKO_CONSUMERS=0
IRONFOX_BUILD_GECKO_DEPS=0
IRONFOX_BUILD_GECKOVIEW=0
IRONFOX_BUILD_GECKOVIEW_CONSUMERS=0
IRONFOX_BUILD_GECKOVIEW_DEPS=0
IRONFOX_BUILD_GLEAN=0
IRONFOX_BUILD_GLEAN_CONSUMERS=0
IRONFOX_BUILD_GLEAN_DEPS=0
IRONFOX_BUILD_IF_CORE=0
IRONFOX_BUILD_IF_CORE_CONSUMERS=0
IRONFOX_BUILD_LLVM=0
IRONFOX_BUILD_LLVM_CONSUMERS=0
IRONFOX_BUILD_MICROG=0
IRONFOX_BUILD_MICROG_CONSUMERS=0
IRONFOX_BUILD_NIMBUS_FML=0
IRONFOX_BUILD_NIMBUS_FML_CONSUMERS=0
IRONFOX_BUILD_PHOENIX=0
IRONFOX_BUILD_PHOENIX_CONSUMERS=0
IRONFOX_BUILD_UNIFFI=0
IRONFOX_BUILD_UNIFFI_CONSUMERS=0
IRONFOX_BUILD_UP_AC=0
IRONFOX_BUILD_UP_AC_CONSUMERS=0
IRONFOX_BUILD_UP_AC_DEPS=0
IRONFOX_BUILD_WASI=0
IRONFOX_BUILD_WASI_CONSUMERS=0

if [[ "${build_project}" == 'fenix' ]]; then
  # Build Fenix (and its dependencies)
  ## (This is the default, and likely desired behavior in most cases)
  IRONFOX_BUILD_FENIX=1
  IRONFOX_BUILD_FENIX_DEPS=1
elif [[ "${build_project}" == 'ac-core' ]]; then
  # *Only* build core Android Components
  IRONFOX_BUILD_AC_CORE=1
elif [[ "${build_project}" == 'ac' ]]; then
  # *Only* build Android Components (and their dependencies)
  IRONFOX_BUILD_AC=1
  IRONFOX_BUILD_AC_DEPS=1
elif [[ "${build_project}" == 'as' ]]; then
  # *Only* build Application Services (and its dependencies)
  IRONFOX_BUILD_AS=1
  IRONFOX_BUILD_AS_DEPS=1
elif [[ "${build_project}" == 'bundletool' ]]; then
  # *Only* build Bundletool
  IRONFOX_BUILD_BUNDLETOOL=1
elif [[ "${build_project}" == 'gecko' ]]; then
  # *Only* build Gecko (and its dependencies)
  IRONFOX_BUILD_GECKO=1
  IRONFOX_BUILD_GECKO_DEPS=1
elif [[ "${build_project}" == 'geckoview' ]]; then
  # *Only* build GeckoView (and its dependencies)
  ## (ex. used by CI for building GeckoView AARs)
  IRONFOX_BUILD_GECKOVIEW=1
  IRONFOX_BUILD_GECKOVIEW_DEPS=1
elif [[ "${build_project}" == 'glean' ]]; then
  # *Only* build Glean (and its dependencies)
  IRONFOX_BUILD_GLEAN=1
  IRONFOX_BUILD_GLEAN_DEPS=1
elif [[ "${build_project}" == 'ironfox-core' ]]; then
  # *Only* build IronFox Core
  IRONFOX_BUILD_IF_CORE=1
elif [[ "${build_project}" == 'llvm' ]]; then
  # *Only* build LLVM
  IRONFOX_BUILD_LLVM=1
elif [[ "${build_project}" == 'microg' ]]; then
  # *Only* build microG
  IRONFOX_BUILD_MICROG=1
elif [[ "${build_project}" == 'nimbus-fml' ]]; then
  # *Only* build nimbus-fml
  IRONFOX_BUILD_NIMBUS_FML=1
elif [[ "${build_project}" == 'phoenix' ]]; then
  # *Only* build Phoenix
  IRONFOX_BUILD_PHOENIX=1
elif [[ "${build_project}" == 'uniffi' ]]; then
  # *Only* build uniffi-bindgen
  IRONFOX_BUILD_UNIFFI=1
elif [[ "${build_project}" == 'up-ac' ]]; then
  # *Only* build UnifiedPush-AC (and its dependencies)
  IRONFOX_BUILD_UP_AC=1
  IRONFOX_BUILD_UP_AC_DEPS=1
elif [[ "${build_project}" == 'wasi' ]]; then
  # *Only* build WASI SDK
  IRONFOX_BUILD_ONLY_WASI=1
elif [[ "${build_project}" == 'rebuild-ac-core' ]]; then
  # Build core Android Components and their consumers
  IRONFOX_BUILD_AC_CORE=1
  IRONFOX_BUILD_AC_CORE_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-ac' ]]; then
  # Build Android Components and their consumers
  IRONFOX_BUILD_AC=1
  IRONFOX_BUILD_AC_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-as' ]]; then
  # Build Application Services and their consumers
  IRONFOX_BUILD_AS=1
  IRONFOX_BUILD_AS_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-fenix' ]]; then
  # *Only* build Fenix
  IRONFOX_BUILD_FENIX=1
elif [[ "${build_project}" == 'rebuild-gecko' ]]; then
  # Build Gecko and its consumers
  IRONFOX_BUILD_GECKO=1
  IRONFOX_BUILD_GECKO_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-geckoview' ]]; then
  # Build GeckoView and its consumers
  IRONFOX_BUILD_GECKOVIEW=1
  IRONFOX_BUILD_GECKOVIEW_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-glean' ]]; then
  # Build Glean and its consumers
  IRONFOX_BUILD_GLEAN=1
  IRONFOX_BUILD_GLEAN_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-ironfox-core' ]]; then
  # Build IronFox Core and its consumers
  IRONFOX_BUILD_IF_CORE=1
  IRONFOX_BUILD_IF_CORE_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-llvm' ]]; then
  # Build LLVM and its consumers
  IRONFOX_BUILD_LLVM=1
  IRONFOX_BUILD_LLVM_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-microg' ]]; then
  # Build microG and its consumers
  IRONFOX_BUILD_MICROG=1
  IRONFOX_BUILD_MICROG_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-nimbus-fml' ]]; then
  # Build nimbus-fml and its consumers
  IRONFOX_BUILD_NIMBUS_FML=1
  IRONFOX_BUILD_NIMBUS_FML_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-phoenix' ]]; then
  # Build Phoenix and its consumers
  IRONFOX_BUILD_PHOENIX=1
  IRONFOX_BUILD_PHOENIX_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-uniffi' ]]; then
  # Build uniffi-bindgen and its consumers
  IRONFOX_BUILD_UNIFFI=1
  IRONFOX_BUILD_UNIFFI_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-up-ac' ]]; then
  # Build UnifiedPush-AC and its consumers
  IRONFOX_BUILD_UP_AC=1
  IRONFOX_BUILD_UP_AC_CONSUMERS=1
elif [[ "${build_project}" == 'rebuild-wasi' ]]; then
  # Build WASI SDK and its consumers
  IRONFOX_BUILD_WASI=1
  IRONFOX_BUILD_WASI_CONSUMERS=1
else
  echo_red_text "ERROR: Invalid target project: ${build_project}\n You must enter one of the following:"
  echo 'Fenix:                                fenix (Default)'
  echo 'Android Components (Core):            ac-core'
  echo 'Android Components:                   ac'
  echo 'Application Services:                 as'
  echo 'Bundletool:                           bundletool'
  echo 'Gecko:                                gecko'
  echo 'GeckoView:                            geckoview'
  echo 'Glean:                                glean'
  echo 'IronFox Core:                         ironfox-core'
  echo 'LLVM:                                 llvm'
  echo 'microG:                               microg'
  echo 'nimbus-fml:                           nimbus-fml'
  echo 'Phoenix:                              phoenix'
  echo 'uniffi-bindgen:                       uniffi'
  echo 'UnifiedPush-AC:                       up-ac'
  echo 'WASI SDK:                             wasi'
  echo 'Rebuild - Android Components (Core):  rebuild-ac-core'
  echo 'Rebuild - Android Components:         rebuild-ac'
  echo 'Rebuild - Application Services:       rebuild-as'
  echo 'Rebuild - Fenix:                      rebuild-fenix'
  echo 'Rebuild - Gecko:                      rebuild-gecko'
  echo 'Rebuild - GeckoView:                  rebuild-geckoview'
  echo 'Rebuild - Glean:                      rebuild-glean'
  echo 'Rebuild - IronFox Core:               rebuild-ironfox-core'
  echo 'Rebuild - LLVM:                       rebuild-llvm'
  echo 'Rebuild - microG:                     rebuild-microg'
  echo 'Rebuild - nimbus-fml:                 rebuild-nimbus-fml'
  echo 'Rebuild - Phoenix:                    rebuild-phoenix'
  echo 'Rebuild - uniffi:                     rebuild-uniffi'
  echo 'Rebuild - UnifiedPush-AC:             rebuild-up-ac'
  echo 'Rebuild - WASI SDK:                   rebuild-wasi'
  echo_green_text "TIP: If you're not sure, you *probably* want to stick to the default (fenix)."
  exit 1
fi

# Build projects that consume LLVM, microG, Phoenix, or WASI SDK directly
if [[ "${IRONFOX_BUILD_LLVM_CONSUMERS}" == 1 ]] || [[ "${IRONFOX_BUILD_MICROG_CONSUMERS}" == 1 ]] ||
 [[ "${IRONFOX_BUILD_PHOENIX_CONSUMERS}" == 1 ]] || [[ "${IRONFOX_BUILD_WASI_CONSUMERS}" == 1 ]]; then
  # Build Gecko and its consumers
  IRONFOX_BUILD_GECKO=1
  IRONFOX_BUILD_GECKO_CONSUMERS=1
fi

# Build projects that consume Gecko directly
if [[ "${IRONFOX_BUILD_GECKO_CONSUMERS}" == 1 ]]; then
  # Build GeckoView and its consumers
  IRONFOX_BUILD_GECKOVIEW=1
  IRONFOX_BUILD_GECKOVIEW_CONSUMERS=1
fi

# Build projects that consume Android Components (Core) directly
if [[ "${IRONFOX_BUILD_AC_CORE_CONSUMERS}" == 1 ]]; then
  # Build Application Services and its consumers
  IRONFOX_BUILD_AS=1
  IRONFOX_BUILD_AS_CONSUMERS=1

  # Build UnifiedPush-AC and its consumers
  IRONFOX_BUILD_UP_AC=1
  IRONFOX_BUILD_UP_AC_CONSUMERS=1
fi

# Build projects that consume Android Components (Core) or Application Services directly
if [[ "${IRONFOX_BUILD_AC_CORE_CONSUMERS}" == 1 ]] || [[ "${IRONFOX_BUILD_AS_CONSUMERS}" == 1 ]]; then
  # Build UnifiedPush-AC and its consumers
  IRONFOX_BUILD_UP_AC=1
  IRONFOX_BUILD_UP_AC_CONSUMERS=1
fi

# Build projects that consume Application Services, GeckoView, nimbus-fml, or UnifiedPush-AC directly
if [[ "${IRONFOX_BUILD_AS_CONSUMERS}" == 1 ]] || [[ "${IRONFOX_BUILD_GECKOVIEW_CONSUMERS}" == 1 ]] ||
 [[ "${IRONFOX_BUILD_NIMBUS_FML_CONSUMERS}" == 1 ]] || [[ "${IRONFOX_BUILD_UP_AC_CONSUMERS}" == 1 ]]; then
  # Build Android Components and its consumers
  IRONFOX_BUILD_AC=1
  IRONFOX_BUILD_AC_CONSUMERS=1
fi

# Build projects that consume uniffi-bindgen directly
if [[ "${IRONFOX_BUILD_UNIFFI_CONSUMERS}" == 1 ]]; then
  # Build Glean and its consumers
  IRONFOX_BUILD_GLEAN=1
  IRONFOX_BUILD_GLEAN_CONSUMERS=1
fi

# Build projects that consume Android Components, Glean, IronFox Core, nimbus-fml, or UnifiedPush-AC directly
if [[ "${IRONFOX_BUILD_AC_CONSUMERS}" == 1 ]] || [[ "${IRONFOX_BUILD_GLEAN_CONSUMERS}" == 1 ]] ||
 [[ "${IRONFOX_BUILD_IF_CORE_CONSUMERS}" == 1 ]] || [[ "${IRONFOX_BUILD_NIMBUS_FML_CONSUMERS}" == 1 ]] ||
 [[ "${IRONFOX_BUILD_UP_AC_CONSUMERS}" == 1 ]]; then
  # Build Fenix
  IRONFOX_BUILD_FENIX=1
fi

# Build direct dependencies of Fenix
if [[ "${IRONFOX_BUILD_FENIX_DEPS}" == 1 ]]; then
  # IronFox Core
  ## (In the future, this will likely be used by other Android Components - but for now, it's just used by Fenix)
  IRONFOX_BUILD_IF_CORE=1

  # Android Components
  IRONFOX_BUILD_AC=1
  IRONFOX_BUILD_AC_DEPS=1

  # Glean
  IRONFOX_BUILD_GLEAN=1

  # nimbus-fml
  IRONFOX_BUILD_NIMBUS_FML=1

  # UnifiedPush-AC
  IRONFOX_BUILD_UP_AC=1
  IRONFOX_BUILD_UP_AC_DEPS=1

  if [[ "${IRONFOX_NO_PREBUILDS}" == 1 ]]; then
    # Bundletool
    IRONFOX_BUILD_BUNDLETOOL=1
  fi
fi

# Build direct dependencies of Glean
if [[ "${IRONFOX_BUILD_GLEAN_DEPS}" == 1 ]]; then
  if [[ "${IRONFOX_NO_PREBUILDS}" == 1 ]]; then
    # uniffi-bindgen
    IRONFOX_BUILD_UNIFFI=1
  fi
fi

# Build direct dependencies of Android Components
if [[ "${IRONFOX_BUILD_AC_DEPS}" == 1 ]]; then
  # Application Services
  IRONFOX_BUILD_AS=1

  # GeckoView
  IRONFOX_BUILD_GECKOVIEW=1
  IRONFOX_BUILD_GECKOVIEW_DEPS=1

  # nimbus-fml
  IRONFOX_BUILD_NIMBUS_FML=1

  # UnifiedPush-AC
  IRONFOX_BUILD_UP_AC=1
  IRONFOX_BUILD_UP_AC_DEPS=1
fi

# Build direct dependencies of UnifiedPush-AC
if [[ "${IRONFOX_BUILD_UP_AC_DEPS}" == 1 ]]; then
  # Android Components (Core)
  IRONFOX_BUILD_AC_CORE=1

  # Application Services
  IRONFOX_BUILD_AS=1
fi

# Build direct dependencies of Application Services
if [[ "${IRONFOX_BUILD_AS_DEPS}" == 1 ]]; then
  # Android Components (Core)
  IRONFOX_BUILD_AC_CORE=1
fi

# Build direct dependencies of GeckoView
if [[ "${IRONFOX_BUILD_GECKOVIEW_DEPS}" == 1 ]]; then
  # Gecko
  IRONFOX_BUILD_GECKO=1
  IRONFOX_BUILD_GECKO_DEPS=1

  # microG
  IRONFOX_BUILD_MICROG=1
fi

# Build direct dependencies of Gecko
if [[ "${IRONFOX_BUILD_GECKO_DEPS}" == 1 ]]; then
  # microG
  IRONFOX_BUILD_MICROG=1

  # Phoenix
  IRONFOX_BUILD_PHOENIX=1

  if [[ "${IRONFOX_NO_PREBUILDS}" == 1 ]]; then
    # WASI SDK
    IRONFOX_BUILD_WASI=1

    if [[ -n "${FDROID_BUILD+x}" ]]; then
      # LLVM
      IRONFOX_BUILD_LLVM=1
    fi
  fi
fi

readonly IRONFOX_BUILD_AC_CORE
readonly IRONFOX_BUILD_AC_CORE_CONSUMERS
readonly IRONFOX_BUILD_AC
readonly IRONFOX_BUILD_AC_CONSUMERS
readonly IRONFOX_BUILD_AC_DEPS
readonly IRONFOX_BUILD_AS
readonly IRONFOX_BUILD_AS_CONSUMERS
readonly IRONFOX_BUILD_AS_DEPS
readonly IRONFOX_BUILD_BUNDLETOOL
readonly IRONFOX_BUILD_FENIX
readonly IRONFOX_BUILD_FENIX_DEPS
readonly IRONFOX_BUILD_GECKO
readonly IRONFOX_BUILD_GECKO_CONSUMERS
readonly IRONFOX_BUILD_GECKO_DEPS
readonly IRONFOX_BUILD_GECKOVIEW
readonly IRONFOX_BUILD_GECKOVIEW_CONSUMERS
readonly IRONFOX_BUILD_GECKOVIEW_DEPS
readonly IRONFOX_BUILD_GLEAN
readonly IRONFOX_BUILD_GLEAN_CONSUMERS
readonly IRONFOX_BUILD_GLEAN_DEPS
readonly IRONFOX_BUILD_IF_CORE
readonly IRONFOX_BUILD_IF_CORE_CONSUMERS
readonly IRONFOX_BUILD_LLVM
readonly IRONFOX_BUILD_LLVM_CONSUMERS
readonly IRONFOX_BUILD_MICROG
readonly IRONFOX_BUILD_MICROG_CONSUMERS
readonly IRONFOX_BUILD_NIMBUS_FML
readonly IRONFOX_BUILD_NIMBUS_FML_CONSUMERS
readonly IRONFOX_BUILD_PHOENIX
readonly IRONFOX_BUILD_PHOENIX_CONSUMERS
readonly IRONFOX_BUILD_UNIFFI
readonly IRONFOX_BUILD_UNIFFI_CONSUMERS
readonly IRONFOX_BUILD_UP_AC
readonly IRONFOX_BUILD_UP_AC_CONSUMERS
readonly IRONFOX_BUILD_UP_AC_DEPS
readonly IRONFOX_BUILD_WASI
readonly IRONFOX_BUILD_WASI_CONSUMERS

# Ensure that critical variables are configured properly
if [[ -z "${IRONFOX_CHANNEL+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_CHANNEL is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ "${IRONFOX_CHANNEL}" != 'release' ]] && [[ "${IRONFOX_CHANNEL}" != 'nightly' ]]; then
  echo_red_text "ERROR: Release channel (${IRONFOX_CHANNEL}) is invalid!"
  echo "Please ensure that IRONFOX_CHANNEL is set to 'release' or 'nightly'."
  echo_red_text 'Aborting...'
  exit 1
fi

if [[ -z "${IRONFOX_CHANNEL_PRETTY+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_CHANNEL_PRETTY is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ "${IRONFOX_CHANNEL_PRETTY}" != 'Release' ]] && [[ "${IRONFOX_CHANNEL_PRETTY}" != 'Nightly' ]]; then
  echo_red_text "ERROR: Pretty release channel (${IRONFOX_CHANNEL_PRETTY}) is invalid!"
  echo "Please ensure that IRONFOX_CHANNEL_PRETTY is set to 'Release' or 'Nightly'."
  echo_red_text 'Aborting...'
  exit 1
fi

if [[ -z "${IRONFOX_RELEASE+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_RELEASE is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ "${IRONFOX_RELEASE}" != 1 ]] && [[ "${IRONFOX_RELEASE}" != 0 ]]; then
  echo_red_text "ERROR: IRONFOX_RELEASE (${IRONFOX_RELEASE}) is invalid!"
  echo "Please ensure that IRONFOX_RELEASE is set to 1 (for release) or 0 (for nightly)."
  echo_red_text 'Aborting...'
  exit 1
fi

if [[ -z "${IRONFOX_NAME+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_NAME is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ "${IRONFOX_NAME}" != 'IronFox' ]] && [[ "${IRONFOX_NAME}" != 'IronFox Nightly' ]]; then
  echo_red_text "ERROR: IRONFOX_NAME (${IRONFOX_NAME}) is invalid!"
  echo "Please ensure that IRONFOX_NAME is set to 'IronFox' or 'IronFox Nightly'."
  echo_red_text 'Aborting...'
  exit 1
fi

if [[ -z "${IRONFOX_BUILD+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_BUILD is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_BUILD}" ]]; then
  echo_red_text "ERROR: Build directory (${IRONFOX_BUILD}) is missing!"
  echo 'Please ensure that IRONFOX_BUILD is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi

if [[ -z "${IRONFOX_TEMP+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_TEMP is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_TEMP}" ]]; then
  echo_red_text "ERROR: Temporary directory (${IRONFOX_TEMP}) is missing!"
  echo 'Please ensure that IRONFOX_TEMP is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi

if [[ -z "${IRONFOX_TEMPLATES+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_TEMPLATES is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_TEMPLATES}" ]]; then
  echo_red_text "ERROR: Templates directory (${IRONFOX_TEMPLATES}) is missing!"
  echo 'Please ensure that IRONFOX_TEMPLATES is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi

# Fail early if our source directories are missing...

# mozilla-central
if [[ "${IRONFOX_BUILD_GECKO}" == 1 ]] || [[ "${IRONFOX_BUILD_GECKOVIEW}" == 1 ]] || [[ "${IRONFOX_BUILD_AC_CORE}" == 1 ]] ||
 [[ "${IRONFOX_BUILD_AC}" == 1 ]] || [[ "${IRONFOX_BUILD_FENIX}" == 1 ]]; then
  if [[ -z "${IRONFOX_GECKO+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_GECKO is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_GECKO}" ]]; then
    echo_red_text "ERROR: mozilla-central (${IRONFOX_GECKO}) is missing!"
    echo 'Please ensure that IRONFOX_GECKO is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi

  if [[ -z "${IRONFOX_MOZCONFIGS+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_MOZCONFIGS is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_MOZCONFIGS}" ]]; then
    echo_red_text "ERROR: The IronFox mozconfigs directory (${IRONFOX_MOZCONFIGS}) is missing!"
    echo 'Please ensure that IRONFOX_MOZCONFIGS is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# Android Components
if [[ "${IRONFOX_BUILD_AC_CORE}" == 1 ]] || [[ "${IRONFOX_BUILD_AC}" == 1 ]]; then
  if [[ -z "${IRONFOX_AC+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_AC is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_AC}" ]]; then
    echo_red_text "ERROR: Android Components (${IRONFOX_AC}) is missing!"
    echo 'Please ensure that IRONFOX_AC is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# Fenix
if [[ "${IRONFOX_BUILD_FENIX}" == 1 ]]; then
  if [[ -z "${IRONFOX_FENIX+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_FENIX is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_FENIX}" ]]; then
    echo_red_text "ERROR: Fenix (${IRONFOX_FENIX}) is missing!"
    echo 'Please ensure that IRONFOX_FENIX is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# l10n-central
if [[ "${IRONFOX_BUILD_GECKO}" == 1 ]]; then
  # CI only needs l10n-central if we're producing a bundle...
  if [[ "${IRONFOX_CI}" == 1 ]] && [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]]; then
    if [[ -z "${IRONFOX_L10N_CENTRAL+x}" ]]; then
      echo_red_text 'ERROR: IRONFOX_L10N_CENTRAL is missing!'
      echo_red_text 'Aborting...'
      exit 1
    fi
    if [[ ! -d "${IRONFOX_L10N_CENTRAL}" ]]; then
      echo_red_text "ERROR: l10n-central (${IRONFOX_L10N_CENTRAL}) is missing!"
      echo 'Please ensure that IRONFOX_L10N_CENTRAL is set to a valid directory.'
      echo_red_text 'Aborting...'
      exit 1
    fi
  fi
fi

# microG
if [[ "${IRONFOX_BUILD_MICROG}" == 1 ]]; then
  if [[ -z "${IRONFOX_GMSCORE+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_GMSCORE is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_GMSCORE}" ]]; then
    echo_red_text "ERROR: microG (${IRONFOX_GMSCORE}) is missing!"
    echo 'Please ensure that IRONFOX_GMSCORE is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# Phoenix
if [[ "${IRONFOX_BUILD_PHOENIX}" == 1 ]]; then
  if [[ -z "${IRONFOX_PHOENIX+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_PHOENIX is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_PHOENIX}" ]]; then
    echo_red_text "ERROR: Phoenix (${IRONFOX_PHOENIX}) is missing!"
    echo 'Please ensure that IRONFOX_PHOENIX is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# Application Services
if [[ "${IRONFOX_BUILD_AS}" == 1 ]] || [[ "${IRONFOX_BUILD_NIMBUS_FML}" == 1 ]]; then
  if [[ -z "${IRONFOX_AS+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_AS is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_AS}" ]]; then
    echo_red_text "ERROR: Application Services (${IRONFOX_AS}) is missing!"
    echo 'Please ensure that IRONFOX_AS is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# UnifiedPush-AC
if [[ "${IRONFOX_BUILD_UP_AC}" == 1 ]]; then
  if [[ -z "${IRONFOX_UP_AC+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_UP_AC is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_UP_AC}" ]]; then
    echo_red_text "ERROR: UnifiedPush-AC (${IRONFOX_UP_AC}) is missing!"
    echo 'Please ensure that IRONFOX_UP_AC is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# Glean
if [[ "${IRONFOX_BUILD_GLEAN}" == 1 ]]; then
  if [[ -z "${IRONFOX_GLEAN+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_GLEAN is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_GLEAN}" ]]; then
    echo_red_text "ERROR: Glean (${IRONFOX_GLEAN}) is missing!"
    echo 'Please ensure that IRONFOX_GLEAN is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# Prebuilds repo
if [[ "${IRONFOX_BUILD_UNIFFI}" == 1 ]] || [[ "${IRONFOX_BUILD_WASI}" == 1 ]]; then
  if [[ -z "${IRONFOX_PREBUILDS+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_PREBUILDS is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_PREBUILDS}" ]]; then
    echo_red_text "ERROR: The IronFox prebuilds repository (${IRONFOX_PREBUILDS}) is missing!"
    echo 'Please ensure that IRONFOX_PREBUILDS is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# Bundletool
if [[ "${IRONFOX_BUILD_BUNDLETOOL}" == 1 ]]; then
  if [[ -z "${IRONFOX_BUNDLETOOL_DIR+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_BUNDLETOOL_DIR is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_BUNDLETOOL_DIR}" ]]; then
    echo_red_text "ERROR: Bundletool (${IRONFOX_BUNDLETOOL_DIR}) is missing!"
    echo 'Please ensure that IRONFOX_BUNDLETOOL_DIR is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ -z "${IRONFOX_BUNDLETOOL_JAR+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_BUNDLETOOL_JAR is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# Now, fail early if our build dependencies are missing...

# Android NDK
if [[ -z "${IRONFOX_ANDROID_NDK+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_ANDROID_NDK is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_ANDROID_NDK}" ]]; then
  echo_red_text "ERROR: Android NDK (${IRONFOX_ANDROID_NDK}) is missing!"
  echo 'Please ensure that IRONFOX_ANDROID_NDK is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi

# Android SDK
if [[ -z "${IRONFOX_ANDROID_SDK+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_ANDROID_SDK is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_ANDROID_SDK}" ]]; then
  echo_red_text "ERROR: Android SDK (${IRONFOX_ANDROID_SDK}) is missing!"
  echo 'Please ensure that IRONFOX_ANDROID_SDK is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi

# Android SDK Build Tools
if [[ -z "${IRONFOX_ANDROID_SDK_BUILD_TOOLS+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_ANDROID_SDK_BUILD_TOOLS is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_ANDROID_SDK_BUILD_TOOLS}" ]]; then
  echo_red_text "ERROR: Android SDK Build Tools (${IRONFOX_ANDROID_SDK_BUILD_TOOLS}) is missing!"
  echo 'Please ensure that IRONFOX_ANDROID_SDK_BUILD_TOOLS is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi

# Android SDK Platform Tools
if [[ -z "${IRONFOX_ANDROID_SDK_PLATFORM_TOOLS+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_ANDROID_SDK_PLATFORM_TOOLS is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_ANDROID_SDK_PLATFORM_TOOLS}" ]]; then
  echo_red_text "ERROR: Android SDK Platform Tools (${IRONFOX_ANDROID_SDK_PLATFORM_TOOLS}) is missing!"
  echo 'Please ensure that IRONFOX_ANDROID_SDK_PLATFORM_TOOLS is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi

# GNU awk
if [[ -z "${IRONFOX_AWK+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_AWK is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi

# GNU date
if [[ -z "${IRONFOX_DATE+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_DATE is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi

# GNU sed
if [[ -z "${IRONFOX_SED+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_SED is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi

# Gradle
if [[ -z "${IRONFOX_GRADLE+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_GRADLE is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ -z "${IRONFOX_GRADLE_PY+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_GRADLE_PY is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ -z "${IRONFOX_GRADLE_FLAGS+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_GRADLE_FLAGS is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -f "${IRONFOX_GRADLE}" ]]; then
  echo_red_text "ERROR: Gradle (${IRONFOX_GRADLE}) is missing!"
  echo 'Please ensure that IRONFOX_GRADLE is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -s "${IRONFOX_GRADLE}" ]]; then
  echo_red_text "ERROR: Gradle (${IRONFOX_GRADLE}) is empty!"
  echo 'Please ensure that IRONFOX_GRADLE is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -x "${IRONFOX_GRADLE}" ]]; then
  echo_red_text "ERROR: Gradle (${IRONFOX_GRADLE}) is not executable!"
  echo 'Please ensure that IRONFOX_GRADLE is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -f "${IRONFOX_GRADLE_PY}" ]]; then
  echo_red_text "ERROR: Gradle (${IRONFOX_GRADLE_PY}) is missing!"
  echo 'Please ensure that IRONFOX_GRADLE_PY is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -s "${IRONFOX_GRADLE_PY}" ]]; then
  echo_red_text "ERROR: Gradle (${IRONFOX_GRADLE_PY}) is empty!"
  echo 'Please ensure that IRONFOX_GRADLE_PY is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi

# Java
if [[ -z "${IRONFOX_JAVA_HOME+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_JAVA_HOME is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ -z "${IRONFOX_JAVA+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_JAVA is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_JAVA_HOME}" ]]; then
  echo_red_text "ERROR: JDK (${IRONFOX_JAVA_HOME}) is missing!"
  echo 'Please ensure that IRONFOX_JAVA_HOME is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -f "${IRONFOX_JAVA}" ]]; then
  echo_red_text "ERROR: Java (${IRONFOX_JAVA}) is missing!"
  echo 'Please ensure that IRONFOX_JAVA is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -s "${IRONFOX_JAVA}" ]]; then
  echo_red_text "ERROR: Java (${IRONFOX_JAVA}) is empty!"
  echo 'Please ensure that IRONFOX_JAVA is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -x "${IRONFOX_JAVA}" ]]; then
  echo_red_text "ERROR: Java (${IRONFOX_JAVA}) is not executable!"
  echo 'Please ensure that IRONFOX_JAVA is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi

## Java 21
if [[ -z "${IRONFOX_JDK_21_HOME+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_JDK_21_HOME is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_JDK_21_HOME}" ]]; then
  echo_red_text "ERROR: JDK 21 (${IRONFOX_JDK_21_HOME}) is missing!"
  echo 'Please ensure that IRONFOX_JDK_21_HOME is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi

## Java 17
if [[ -z "${IRONFOX_JDK_17_HOME+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_JDK_17_HOME is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_JDK_17_HOME}" ]]; then
  echo_red_text "ERROR: JDK 17 (${IRONFOX_JDK_17_HOME}) is missing!"
  echo 'Please ensure that IRONFOX_JDK_17_HOME is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi

readonly JAVA_VER=$("${IRONFOX_JAVA}" -version 2>&1 | "${IRONFOX_AWK}" -F '"' '/version/ {print $2}' | "${IRONFOX_AWK}" -F '.' '{sub("^$", "0", $2); print $1$2}')
[[ "${JAVA_VER}" -ge 15 ]] || {
  echo_red_text "ERROR: Java 17 or newer must be set as the default JDK!"
  echo_red_text 'Aborting...'
  exit 1
}

# Node.js
if [[ -z "${IRONFOX_NODEJS+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_NODEJS is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -f "${IRONFOX_NODEJS}" ]]; then
  echo_red_text "ERROR: Node.js (${IRONFOX_NODEJS}) is missing!"
  echo 'Please ensure that IRONFOX_NODEJS is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -s "${IRONFOX_NODEJS}" ]]; then
  echo_red_text "ERROR: Node.js (${IRONFOX_NODEJS}) is empty!"
  echo 'Please ensure that IRONFOX_NODEJS is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -x "${IRONFOX_NODEJS}" ]]; then
  echo_red_text "ERROR: Node.js (${IRONFOX_NODEJS}) is not executable!"
  echo 'Please ensure that IRONFOX_NODEJS is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi

# npm
if [[ -z "${IRONFOX_NPM+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_NPM is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -f "${IRONFOX_NPM}" ]]; then
  echo_red_text "ERROR: npm (${IRONFOX_NPM}) is missing!"
  echo 'Please ensure that IRONFOX_NPM is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -s "${IRONFOX_NPM}" ]]; then
  echo_red_text "ERROR: npm (${IRONFOX_NPM}) is empty!"
  echo 'Please ensure that IRONFOX_NPM is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -x "${IRONFOX_NPM}" ]]; then
  echo_red_text "ERROR: npm (${IRONFOX_NPM}) is not executable!"
  echo 'Please ensure that IRONFOX_NPM is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi

# nvm
if [[ -z "${IRONFOX_NVM+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_NVM is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ -z "${IRONFOX_NVM_ENV+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_NVM_ENV is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_NVM}" ]]; then
  echo_red_text "ERROR: nvm (${IRONFOX_NVM}) is missing!"
  echo 'Please ensure that IRONFOX_NVM is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -f "${IRONFOX_NVM_ENV}" ]]; then
  echo_red_text "ERROR: nvm environment activation file (${IRONFOX_NVM_ENV}) is missing!"
  echo 'Please ensure that IRONFOX_NVM_ENV is set to a valid file.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -s "${IRONFOX_NVM_ENV}" ]]; then
  echo_red_text "ERROR: nvm environment activation file (${IRONFOX_NVM_ENV}) is empty!"
  echo 'Please ensure that IRONFOX_NVM_ENV is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi

# Python
if [[ -z "${IRONFOX_PYTHON+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_PYTHON is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -f "${IRONFOX_PYTHON}" ]]; then
  echo_red_text "ERROR: Python (${IRONFOX_PYTHON}) is missing!"
  echo 'Please ensure that IRONFOX_PYTHON is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -s "${IRONFOX_PYTHON}" ]]; then
  echo_red_text "ERROR: Python (${IRONFOX_PYTHON}) is empty!"
  echo 'Please ensure that IRONFOX_PYTHON is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -x "${IRONFOX_PYTHON}" ]]; then
  echo_red_text "ERROR: Python (${IRONFOX_PYTHON}) is not executable!"
  echo 'Please ensure that IRONFOX_PYTHON is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi

# Python (uv) environment
if [[ -z "${IRONFOX_PYENV_DIR+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_PYENV_DIR is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ -z "${IRONFOX_PYENV+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_PYENV is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_PYENV_DIR}" ]]; then
  echo_red_text "ERROR: Python (uv) environment (${IRONFOX_PYENV}) is missing!"
  echo 'Please ensure that IRONFOX_PYENV_DIR is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -f "${IRONFOX_PYENV}" ]]; then
  echo_red_text "ERROR: Python (uv) environment activation file (${IRONFOX_PYENV}) is missing!"
  echo 'Please ensure that IRONFOX_PYENV is set to a valid file.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -s "${IRONFOX_PYENV}" ]]; then
  echo_red_text "ERROR: Python (uv) environment activation file (${IRONFOX_PYENV}) is empty!"
  echo 'Please ensure that IRONFOX_PYENV is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi

## uv
if [[ -z "${IRONFOX_UV+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_PYENV is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -f "${IRONFOX_UV}" ]]; then
  echo_red_text "ERROR: uv (${IRONFOX_UV}) is missing!"
  echo 'Please ensure that IRONFOX_UV is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -s "${IRONFOX_UV}" ]]; then
  echo_red_text "ERROR: uv (${IRONFOX_UV}) is empty!"
  echo 'Please ensure that IRONFOX_UV is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -x "${IRONFOX_UV}" ]]; then
  echo_red_text "ERROR: uv (${IRONFOX_UV}) is not executable!"
  echo 'Please ensure that IRONFOX_UV is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi

# uv local directory
if [[ -z "${IRONFOX_UV_LOCAL+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_UV_LOCAL is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_UV_LOCAL}" ]]; then
  echo_red_text "ERROR: uv local directory (${IRONFOX_UV_LOCAL}) is missing!"
  echo 'Please ensure that IRONFOX_UV_LOCAL is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi

# Rust (cargo) environment
if [[ -z "${IRONFOX_CARGO_HOME+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_CARGO_HOME is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ -z "${IRONFOX_CARGO_ENV+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_CARGO_ENV is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -d "${IRONFOX_CARGO_HOME}" ]]; then
  echo_red_text "ERROR: Rust (cargo) environment (${IRONFOX_CARGO_HOME}) is missing!"
  echo 'Please ensure that IRONFOX_CARGO_HOME is set to a valid directory.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -f "${IRONFOX_CARGO_ENV}" ]]; then
  echo_red_text "ERROR: Rust (cargo) environment activation file (${IRONFOX_CARGO_ENV}) is missing!"
  echo 'Please ensure that IRONFOX_CARGO_ENV is set to a valid file.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -s "${IRONFOX_CARGO_ENV}" ]]; then
  echo_red_text "ERROR: Rust (cargo) environment activation file (${IRONFOX_CARGO_ENV}) is empty!"
  echo 'Please ensure that IRONFOX_CARGO_ENV is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi

## cargo
if [[ -z "${IRONFOX_CARGO+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_CARGO is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -f "${IRONFOX_CARGO}" ]]; then
  echo_red_text "ERROR: cargo (${IRONFOX_CARGO}) is missing!"
  echo 'Please ensure that IRONFOX_CARGO is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -s "${IRONFOX_CARGO}" ]]; then
  echo_red_text "ERROR: cargo (${IRONFOX_CARGO}) is empty!"
  echo 'Please ensure that IRONFOX_CARGO is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi
if [[ ! -x "${IRONFOX_CARGO}" ]]; then
  echo_red_text "ERROR: cargo (${IRONFOX_CARGO}) is not executable!"
  echo 'Please ensure that IRONFOX_CARGO is set to a valid executable.'
  echo_red_text 'Aborting...'
  exit 1
fi

# mach
if [[ "${IRONFOX_BUILD_GECKO}" == 1 ]] || [[ "${IRONFOX_BUILD_GECKOVIEW}" == 1 ]] || [[ "${IRONFOX_BUILD_AC_CORE}" == 1 ]] ||
 [[ "${IRONFOX_BUILD_AC}" == 1 ]] || [[ "${IRONFOX_BUILD_FENIX}" == 1 ]]; then
  if [[ -z "${IRONFOX_MACH+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_MACH is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -f "${IRONFOX_MACH}" ]]; then
    echo_red_text "ERROR: mach (${IRONFOX_MACH}) is missing!"
    echo 'Please ensure that IRONFOX_MACH is set to a valid executable.'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -s "${IRONFOX_MACH}" ]]; then
    echo_red_text "ERROR: mach (${IRONFOX_MACH}) is empty!"
    echo 'Please ensure that IRONFOX_MACH is set to a valid executable.'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -x "${IRONFOX_MACH}" ]]; then
    echo_red_text "ERROR: mach (${IRONFOX_MACH}) is not executable!"
    echo 'Please ensure that IRONFOX_MACH is set to a valid executable.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# Glean's Python (uv) environment
if [[ "${IRONFOX_BUILD_GLEAN}" == 1 ]]; then
  if [[ -z "${IRONFOX_GLEAN_PYENV+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_GLEAN_PYENV is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ ! -d "${IRONFOX_GLEAN_PYENV}" ]]; then
    echo_red_text "ERROR: Glean's Python (uv) environment (${IRONFOX_GLEAN_PYENV}) is missing!"
    echo 'Please ensure that IRONFOX_GLEAN_PYENV is set to a valid directory.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

# Safe Browsing API key
if [[ "${IRONFOX_BUILD_GECKO}" == 1 ]]; then
  if [[ -z "${IRONFOX_SB_GAPI_KEY_FILE+x}" ]]; then
    echo_red_text 'ERROR: IRONFOX_SB_GAPI_KEY_FILE is missing!'
    echo_red_text 'Aborting...'
    exit 1
  fi
  if [[ "${IRONFOX_SB_GAPI_KEY_FILE}" == 'null' ]]; then
    echo_red_text 'IRONFOX_SB_GAPI_KEY_FILE environment variable has not been specified! Safe Browsing will not be supported in this build.'
    if [[ "${IRONFOX_CI}" == 1 ]]; then
      # CI should always include Safe Browsing, so always fail if it's missing here
      echo_red_text "ERROR: IRONFOX_SB_GAPI_KEY_FILE has not been set! Aborting..."
      exit 1
    fi
    read -p 'Do you want to continue [y/N] ' -n 1 -r
    echo ''
    if ! [[ "${REPLY}" =~ ^[Yy]$ ]]; then
      echo_red_text 'Aborting...'
      exit 1
    fi
  # Verify that the Safe Browsing key file exists
  elif [[ ! -f "${IRONFOX_SB_GAPI_KEY_FILE}" ]]; then
    echo_red_text "ERROR: Safe Browsing API key file (${IRONFOX_SB_GAPI_KEY_FILE}) does not exist!"
    echo 'Please ensure that IRONFOX_SB_GAPI_KEY_FILE is set to a valid file.'
    echo_red_text 'Aborting...'
    exit 1
  # Verify that the Safe Browsing key file isn't empty
  elif [[ ! -s "${IRONFOX_SB_GAPI_KEY_FILE}" ]]; then
    echo_red_text "ERROR: Safe Browsing API key file (${IRONFOX_SB_GAPI_KEY_FILE}) is empty!"
    echo 'Please ensure that IRONFOX_SB_GAPI_KEY_FILE is set to a valid file.'
    echo_red_text 'Aborting...'
    exit 1
  fi
fi

if [[ -n "${FDROID_BUILD+x}" ]]; then
  source "${IRONFOX_ENV_FDROID}"
fi

source "${IRONFOX_CARGO_ENV}"
source "${IRONFOX_NVM_ENV}"
source "${IRONFOX_PYENV}"

# Include version info
source "${IRONFOX_VERSIONS}"

if [[ -z "${FIREFOX_VERSION+x}" ]]; then
  echo_red_text 'ERROR: FIREFOX_VERSION is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi

if [[ -z "${IRONFOX_VERSION+x}" ]]; then
  echo_red_text 'ERROR: IRONFOX_VERSION is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi

if [[ -z "${APPSERVICES_VERSION+x}" ]]; then
  echo_red_text 'ERROR: APPSERVICES_VERSION is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi

if [[ -z "${GLEAN_VERSION+x}" ]]; then
  echo_red_text 'ERROR: GLEAN_VERSION is missing!'
  echo_red_text 'Aborting...'
  exit 1
fi

# Set timezone to UTC for consistency
unset TZ
export TZ="UTC"

# Functions

# Set-up our build environment
function set_build_env() {
  echo_red_text 'Setting build environment variables...'

  # First, clean our environment
  unset IF_BUILD_ID
  unset IF_BUILD_DATE
  unset IF_LOCAL_AC_VERSION
  unset IF_LOCAL_AC_VERSION_GRADLE
  unset IF_LOCAL_AC_VERSION_STAMP
  unset IF_LOCAL_AS_VERSION
  unset IF_LOCAL_AS_VERSION_GRADLE
  unset IF_LOCAL_AS_VERSION_STAMP
  unset IF_LOCAL_GLEAN_VERSION
  unset IF_LOCAL_GLEAN_VERSION_GRADLE
  unset IF_LOCAL_GLEAN_VERSION_STAMP
  unset IRONFOX_CORE_TIMESTAMP
  unset MOZ_BUILD_DATE

  # Create our directory
  "${IRONFOX_MKDIR}" -p "${IRONFOX_TEMP}/env"

  local readonly IF_BUILD_DATE="$("${IRONFOX_DATE}" -u +"%Y-%m-%dT%H:%M:%SZ")"
  local readonly IF_LOCAL_VERSION_STAMP="$("${IRONFOX_DATE}" "+%s%N")"

  # Override Gecko(View)'s build ID
  local readonly moz_build_id_file="${IRONFOX_TEMP}/env/moz-build-id.txt"
  if [[ "${IRONFOX_BUILD_ID_OVERRIDE}" != 'null' ]]; then
    local readonly IF_BUILD_ID="${IRONFOX_BUILD_ID_OVERRIDE}"
  elif [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]]; then
    local readonly IF_BUILD_ID="$("${IRONFOX_DATE}" -d "${IF_BUILD_DATE}" "+%Y%m%d%H%M%S")"
  else
    local readonly IF_BUILD_ID='null'
  fi

  if [[ "${IF_BUILD_ID}" != 'null' ]]; then
    "${IRONFOX_RM}" -f "${moz_build_id_file}"
    "${IRONFOX_TOUCH}" "${moz_build_id_file}"
    echo -n "${IF_BUILD_ID}" > "${moz_build_id_file}"
  fi

  # Override our version for local Android Components substitution
  local IF_LOCAL_AC_VERSION_STAMP='undefined'
  local IF_LOCAL_AC_VERSION_STAMP_TEMP='undefined'
  local readonly ac_version_file="${IRONFOX_TEMP}/env/ac-version.txt"

  # To support rebuilds, if we're *not* currently building Android Components, use the previously set version (if it exists)
  # (If we are building Android Components, we always override the version for substitution)
  if [[ "${IRONFOX_BUILD_AC}" != 1 ]]; then
    if [[ -f "${ac_version_file}" ]] && [[ -s "${ac_version_file}" ]]; then
      local readonly current_ac_version=$("${IRONFOX_CAT}" "${ac_version_file}" | "${IRONFOX_XARGS}")
      # Ensure the specified Android Components version has actually been built before re-using it...
      if [[ -d "${IRONFOX_MAVEN_LOCAL}/org/mozilla/components/browser-engine-gecko/0.0.1-local-${FIREFOX_VERSION}-${current_ac_version}" ]]; then
        local readonly IF_LOCAL_AC_VERSION_STAMP="${current_ac_version}"
      fi
    fi
  fi

  if [[ "${IF_LOCAL_AC_VERSION_STAMP}" == 'undefined' ]]; then
    # Next, try to use `IRONFOX_LOCAL_AC_VERSION_OVERRIDE` if it's set
    if [[ "${IRONFOX_LOCAL_AC_VERSION_OVERRIDE}" != 'null' ]]; then
      local readonly IF_LOCAL_AC_VERSION_STAMP_TEMP="${IRONFOX_LOCAL_AC_VERSION_OVERRIDE}"
    # Otherwise, set our own version override
    else
      local readonly IF_LOCAL_AC_VERSION_STAMP_TEMP="${IF_LOCAL_VERSION_STAMP}-SNAPSHOT"
    fi
    "${IRONFOX_RM}" -f "${ac_version_file}"
    "${IRONFOX_TOUCH}" "${ac_version_file}"
    echo -n "${IF_LOCAL_AC_VERSION_STAMP_TEMP}" > "${ac_version_file}"
  fi

  # Override our version for local Application Services substitution
  local IF_LOCAL_AS_VERSION_STAMP='undefined'
  local IF_LOCAL_AS_VERSION_STAMP_TEMP='undefined'
  local readonly as_version_file="${IRONFOX_TEMP}/env/as-version.txt"

  # To support rebuilds, if we're *not* currently building Application Services, use the previously set version (if it exists)
  # (If we are building Application Services, we always override the version for substitution)
  if [[ "${IRONFOX_BUILD_AS}" != 1 ]]; then
    if [[ -f "${as_version_file}" ]] && [[ -s "${as_version_file}" ]]; then
      local readonly current_as_version=$("${IRONFOX_CAT}" "${as_version_file}" | "${IRONFOX_XARGS}")
      # Ensure the specified Application Services version has actually been built before re-using it...
      if [[ -d "${IRONFOX_MAVEN_LOCAL}/org/mozilla/appservices/full-megazord/0.0.1-SNAPSHOT-${APPSERVICES_VERSION}-${current_as_version}" ]]; then
        local readonly IF_LOCAL_AS_VERSION_STAMP="${current_as_version}"
      fi
    fi
  fi

  if [[ "${IF_LOCAL_AS_VERSION_STAMP}" == 'undefined' ]]; then
    # Next, try to use `IRONFOX_LOCAL_AS_VERSION_OVERRIDE` if it's set
    if [[ "${IRONFOX_LOCAL_AS_VERSION_OVERRIDE}" != 'null' ]]; then
      local readonly IF_LOCAL_AS_VERSION_STAMP_TEMP="${IRONFOX_LOCAL_AS_VERSION_OVERRIDE}"
    # Otherwise, set our own version override
    else
      local readonly IF_LOCAL_AS_VERSION_STAMP_TEMP="${IF_LOCAL_VERSION_STAMP}-SNAPSHOT"
    fi
    "${IRONFOX_RM}" -f "${as_version_file}"
    "${IRONFOX_TOUCH}" "${as_version_file}"
    echo -n "${IF_LOCAL_AS_VERSION_STAMP_TEMP}" > "${as_version_file}"
  fi

  # Override our version for local Glean substitution
  local IF_LOCAL_GLEAN_VERSION_STAMP='undefined'
  local IF_LOCAL_GLEAN_VERSION_STAMP_TEMP='undefined'
  local readonly glean_version_file="${IRONFOX_TEMP}/env/glean-version.txt"

  # To support rebuilds, if we're *not* currently building Glean, use the previously set version (if it exists)
  # (If we are building Glean, we always override the version for substitution)
  if [[ "${IRONFOX_BUILD_GLEAN}" != 1 ]]; then
    if [[ -f "${glean_version_file}" ]] && [[ -s "${glean_version_file}" ]]; then
      local readonly current_glean_version=$("${IRONFOX_CAT}" "${glean_version_file}" | "${IRONFOX_XARGS}")
      # Ensure the specified Glean version has actually been built before re-using it...
      if [[ -d "${IRONFOX_MAVEN_LOCAL}/org/mozilla/telemetry/glean/0.0.1-SNAPSHOT-${GLEAN_VERSION}-${current_glean_version}" ]] &&
       [[ -d "${IRONFOX_MAVEN_LOCAL}/org/mozilla/telemetry/glean-gradle-plugin/0.0.1-SNAPSHOT-${GLEAN_VERSION}-${current_glean_version}" ]] &&
       [[ -d "${IRONFOX_MAVEN_LOCAL}/org/mozilla/telemetry/glean-native/0.0.1-SNAPSHOT-${GLEAN_VERSION}-${current_glean_version}" ]]; then
        local readonly IF_LOCAL_GLEAN_VERSION_STAMP="${current_glean_version}"
      fi
    fi
  fi

  if [[ "${IF_LOCAL_GLEAN_VERSION_STAMP}" == 'undefined' ]]; then
    # Next, try to use `IRONFOX_LOCAL_GLEAN_VERSION_OVERRIDE` if it's set
    if [[ "${IRONFOX_LOCAL_GLEAN_VERSION_OVERRIDE}" != 'null' ]]; then
      local readonly IF_LOCAL_GLEAN_VERSION_STAMP_TEMP="${IRONFOX_LOCAL_GLEAN_VERSION_OVERRIDE}"
    # Otherwise, set our own version override
    else
      local readonly IF_LOCAL_GLEAN_VERSION_STAMP_TEMP="${IF_LOCAL_VERSION_STAMP}-SNAPSHOT"
    fi
    "${IRONFOX_RM}" -f "${glean_version_file}"
    "${IRONFOX_TOUCH}" "${glean_version_file}"
    echo -n "${IF_LOCAL_GLEAN_VERSION_STAMP_TEMP}" > "${glean_version_file}"
  fi

  # Override our version for IronFox Core substitution
  if [[ "${IRONFOX_CORE_TIMESTAMP_OVERRIDE}" != 'null' ]]; then
    readonly IRONFOX_CORE_TIMESTAMP="${IRONFOX_CORE_TIMESTAMP_OVERRIDE}"
  else
    readonly IRONFOX_CORE_TIMESTAMP="${IF_LOCAL_VERSION_STAMP}"
  fi
  export IRONFOX_CORE_TIMESTAMP

  # Set versions for our local dependency substitutions
  if [[ "${IF_BUILD_ID}" != 'null' ]] && [[ -f "${moz_build_id_file}" ]] && [[ -s "${moz_build_id_file}" ]]; then
    readonly MOZ_BUILD_DATE=$("${IRONFOX_CAT}" "${moz_build_id_file}" | "${IRONFOX_XARGS}")
    export MOZ_BUILD_DATE
  fi
  if [[ "${IF_LOCAL_AC_VERSION_STAMP_TEMP}" != 'undefined' ]]; then
    local readonly IF_LOCAL_AC_VERSION_STAMP=$("${IRONFOX_CAT}" "${ac_version_file}" | "${IRONFOX_XARGS}")
  fi
  if [[ "${IF_LOCAL_AS_VERSION_STAMP_TEMP}" != 'undefined' ]]; then
    local readonly IF_LOCAL_AS_VERSION_STAMP=$("${IRONFOX_CAT}" "${as_version_file}" | "${IRONFOX_XARGS}")
  fi
  if [[ "${IF_LOCAL_GLEAN_VERSION_STAMP_TEMP}" != 'undefined' ]]; then
    local readonly IF_LOCAL_GLEAN_VERSION_STAMP=$("${IRONFOX_CAT}" "${glean_version_file}" | "${IRONFOX_XARGS}")
  fi
  readonly IF_LOCAL_AC_VERSION="0.0.1-local-${FIREFOX_VERSION}-${IF_LOCAL_AC_VERSION_STAMP}"
  readonly IF_LOCAL_AC_VERSION_GRADLE="-${FIREFOX_VERSION}-${IF_LOCAL_AC_VERSION_STAMP}"
  readonly IF_LOCAL_AS_VERSION="0.0.1-SNAPSHOT-${APPSERVICES_VERSION}-${IF_LOCAL_AS_VERSION_STAMP}"
  readonly IF_LOCAL_AS_VERSION_GRADLE="${APPSERVICES_VERSION}-${IF_LOCAL_AS_VERSION_STAMP}"
  readonly IF_LOCAL_GLEAN_VERSION="0.0.1-SNAPSHOT-${GLEAN_VERSION}-${IF_LOCAL_GLEAN_VERSION_STAMP}"
  readonly IF_LOCAL_GLEAN_VERSION_GRADLE="${GLEAN_VERSION}-${IF_LOCAL_GLEAN_VERSION_STAMP}"

  echo_green_text 'SUCCESS: Set build environment variables'
}

# Prepare Application Services
function prep_as() {
  echo_red_text 'Preparing Application Services...'

  if [[ -f "${IRONFOX_AS}/local.properties" ]]; then
    "${IRONFOX_RM}" -f "${IRONFOX_AS}/local.properties"
  fi
  "${IRONFOX_CP}" -f "${IRONFOX_TEMPLATES}/application-services/local.properties" "${IRONFOX_AS}/local.properties"
  "${IRONFOX_SED}" -i "s|{IRONFOX_PLATFORM}|${IRONFOX_PLATFORM}|" "${IRONFOX_AS}/local.properties"
  "${IRONFOX_SED}" -i "s|{IRONFOX_PLATFORM_ARCH}|${IRONFOX_PLATFORM_ARCH}|" "${IRONFOX_AS}/local.properties"
  "${IRONFOX_SED}" -i "s|{IRONFOX_TARGET_RUST}|${IRONFOX_TARGET_RUST}|" "${IRONFOX_AS}/local.properties"

  # Substitute our builds of Android Components
  "${IRONFOX_SED}" -i -e "/^android-components = \"/c\\android-components = \"${IF_LOCAL_AC_VERSION}\"" "${IRONFOX_AS}/gradle/libs.versions.toml"

  echo_green_text 'SUCCESS: Prepared Application Services'
}

# Prepare Fenix
function prep_fenix() {
  echo_red_text 'Preparing Fenix...'

  # Configure ABI + release channel
  if [[ -f "${IRONFOX_FENIX}/app/build.gradle" ]]; then
    "${IRONFOX_RM}" -f "${IRONFOX_FENIX}/app/build.gradle"
  fi
  "${IRONFOX_CP}" -f "${IRONFOX_TEMP}/fenix/app/build.gradle" "${IRONFOX_FENIX}/app/build.gradle"

  "${IRONFOX_SED}" -i -e "s/include \"armeabi-v7a\", \"arm64-v8a\", \"x86_64\"/include \"${IRONFOX_TARGET_ABI}\"/" "${IRONFOX_FENIX}/app/build.gradle"

  if [[ "${IRONFOX_TARGET_ARCH}" != 'bundle' ]]; then
    # Universal APKs make no sense for architecture-specific builds...
    "${IRONFOX_SED}" -i -e '/universalApk/s/true/false/' "${IRONFOX_FENIX}/app/build.gradle"
  fi

  if [[ -f "${IRONFOX_FENIX}/app/src/release/res/values/static_strings.xml" ]]; then
    "${IRONFOX_RM}" -f "${IRONFOX_FENIX}/app/src/release/res/values/static_strings.xml"
  fi
  "${IRONFOX_CP}" -f "${IRONFOX_TEMP}/fenix/app/src/release/res/values/static_strings.xml" "${IRONFOX_FENIX}/app/src/release/res/values/static_strings.xml"

  if [[ -f "${IRONFOX_FENIX}/app/src/release/res/xml/shortcuts.xml" ]]; then
    "${IRONFOX_RM}" -f "${IRONFOX_FENIX}/app/src/release/res/xml/shortcuts.xml"
  fi
  "${IRONFOX_CP}" -f "${IRONFOX_TEMP}/fenix/app/src/release/res/xml/shortcuts.xml" "${IRONFOX_FENIX}/app/src/release/res/xml/shortcuts.xml"

  if [[ -d "${IRONFOX_FENIX}/app/src/main/res" ]]; then
    "${IRONFOX_RM}" -rf "${IRONFOX_FENIX}/app/src/main/res"
  fi
  "${IRONFOX_CP}" -rf "${IRONFOX_TEMP}/fenix/app/src/main/res/" "${IRONFOX_FENIX}/app/src/main/res/"

  if [[ "${IRONFOX_RELEASE}" == 1 ]]; then
    "${IRONFOX_SED}" -i -e 's|applicationIdSuffix ".firefox"|applicationIdSuffix ".ironfox"|' "${IRONFOX_FENIX}/app/build.gradle"
    "${IRONFOX_SED}" -i -e '/android:targetPackage/s/org.mozilla.firefox/org.ironfoxoss.ironfox/' "${IRONFOX_FENIX}/app/src/release/res/xml/shortcuts.xml"
  else
    "${IRONFOX_SED}" -i -e 's|applicationIdSuffix ".firefox"|applicationIdSuffix ".ironfox.nightly"|' "${IRONFOX_FENIX}/app/build.gradle"
    "${IRONFOX_SED}" -i -e '/android:targetPackage/s/org.mozilla.firefox/org.ironfoxoss.ironfox.nightly/' "${IRONFOX_FENIX}/app/src/release/res/xml/shortcuts.xml"
  fi

  "${IRONFOX_SED}" -i "s/{IRONFOX_NAME}/${IRONFOX_NAME}/" ${IRONFOX_FENIX}/app/src/*/res/values*/*strings.xml

  echo_green_text 'SUCCESS: Prepared Fenix'
}

# Prepare mozilla-central
function prep_gecko() {
  echo_red_text 'Preparing Gecko...'

  if [[ -f "${IRONFOX_GECKO}/local.properties" ]]; then
    "${IRONFOX_RM}" -f "${IRONFOX_GECKO}/local.properties"
  fi
  "${IRONFOX_CP}" -f "${IRONFOX_TEMPLATES}/gecko/local.properties" "${IRONFOX_GECKO}/local.properties"
  "${IRONFOX_SED}" -i "s|{IRONFOX_MOZCONFIGS}|${IRONFOX_MOZCONFIGS}|" "${IRONFOX_GECKO}/local.properties"

  # Substitute Android Components
  "${IRONFOX_SED}" -i "s|{IF_LOCAL_AC_VERSION}|${IF_LOCAL_AC_VERSION}|" "${IRONFOX_GECKO}/local.properties"

  # Substitute Application Services
  "${IRONFOX_SED}" -i -e "s|val VERSION = .*|val VERSION = \""${IF_LOCAL_AS_VERSION}\""|g" "${IRONFOX_AC}/plugins/dependencies/src/main/java/ApplicationServices.kt"
  "${IRONFOX_SED}" -i "s|{IF_LOCAL_AS_VERSION}|${IF_LOCAL_AS_VERSION}|" "${IRONFOX_GECKO}/local.properties"

  # Substitute Glean
  "${IRONFOX_SED}" -i -e "/^glean = \"/c\\glean = \"${IF_LOCAL_GLEAN_VERSION}\"" "${IRONFOX_GECKO}/gradle/libs.versions.toml"

  # Configure release channel
  if [[ -f "${IRONFOX_GECKO}/toolkit/content/neterror/supportpages/connection-not-secure.html" ]]; then
    "${IRONFOX_RM}" -f "${IRONFOX_GECKO}/toolkit/content/neterror/supportpages/connection-not-secure.html"
  fi
  "${IRONFOX_CP}" -f "${IRONFOX_TEMP}/gecko/toolkit/content/neterror/supportpages/connection-not-secure.html" "${IRONFOX_GECKO}/toolkit/content/neterror/supportpages/connection-not-secure.html"
  "${IRONFOX_SED}" -i "s/{IRONFOX_NAME}/${IRONFOX_NAME}/" "${IRONFOX_GECKO}/toolkit/content/neterror/supportpages/connection-not-secure.html"

  if [[ -f "${IRONFOX_GECKO}/toolkit/content/neterror/supportpages/time-errors.html" ]]; then
    "${IRONFOX_RM}" -f "${IRONFOX_GECKO}/toolkit/content/neterror/supportpages/time-errors.html"
  fi
  "${IRONFOX_CP}" -f "${IRONFOX_TEMP}/gecko/toolkit/content/neterror/supportpages/time-errors.html" "${IRONFOX_GECKO}/toolkit/content/neterror/supportpages/time-errors.html"
  "${IRONFOX_SED}" -i "s/{IRONFOX_NAME}/${IRONFOX_NAME}/" "${IRONFOX_GECKO}/toolkit/content/neterror/supportpages/time-errors.html"

  # Ensure we remove any existing Mach environment cache
  ## (To ensure our configurations are properly updated/reflected...)
  "${IRONFOX_RM}" -rf "${IRONFOX_GECKO}/.gradle/mach-environment-cache"

  echo_green_text 'SUCCESS: Prepared Gecko'
}

# Prepare Glean
function prep_glean() {
  echo_red_text 'Preparing Glean...'

  if [[ -f "${IRONFOX_GLEAN}/local.properties" ]]; then
    "${IRONFOX_RM}" -f "${IRONFOX_GLEAN}/local.properties"
  fi
  "${IRONFOX_CP}" -f "${IRONFOX_TEMPLATES}/glean/local.properties" "${IRONFOX_GLEAN}/local.properties"
  "${IRONFOX_SED}" -i "s|{IRONFOX_PLATFORM}|${IRONFOX_PLATFORM}|" "${IRONFOX_GLEAN}/local.properties"
  "${IRONFOX_SED}" -i "s|{IRONFOX_PLATFORM_ARCH}|${IRONFOX_PLATFORM_ARCH}|" "${IRONFOX_GLEAN}/local.properties"
  "${IRONFOX_SED}" -i "s|{IRONFOX_TARGET_RUST}|${IRONFOX_TARGET_RUST}|" "${IRONFOX_GLEAN}/local.properties"

  # Set Glean's uniffi-bindgen location
  if [[ -f "${IRONFOX_GLEAN}/glean-core/android/build.gradle" ]]; then
    "${IRONFOX_RM}" -f "${IRONFOX_GLEAN}/glean-core/android/build.gradle"
  fi
  "${IRONFOX_CP}" -f "${IRONFOX_TEMP}/glean/build.gradle" "${IRONFOX_GLEAN}/glean-core/android/build.gradle"
  "${IRONFOX_SED}" -i "s|{IRONFOX_UNIFFI}|${IRONFOX_UNIFFI}|" "${IRONFOX_GLEAN}/glean-core/android/build.gradle"

  echo_green_text 'SUCCESS: Prepared Glean'
}

# Prepare UnifiedPush-AC
function prep_up_ac() {
  echo_red_text 'Preparing UnifiedPush-AC...'

  if [[ -f "${IRONFOX_UP_AC}/local.properties" ]]; then
    "${IRONFOX_RM}" -f "${IRONFOX_UP_AC}/local.properties"
  fi
  "${IRONFOX_CP}" -f "${IRONFOX_TEMPLATES}/unifiedpush-ac/local.properties" "${IRONFOX_UP_AC}/local.properties"

  # Substitute our local versions of Android Components and Application Services
  "${IRONFOX_SED}" -i "s|{IF_LOCAL_AC_VERSION}|${IF_LOCAL_AC_VERSION}|" "${IRONFOX_UP_AC}/local.properties"
  "${IRONFOX_SED}" -i "s|{IF_LOCAL_AS_VERSION}|${IF_LOCAL_AS_VERSION}|" "${IRONFOX_UP_AC}/local.properties"

  echo_green_text 'SUCCESS: Prepared UnifiedPush-AC'
}

# Prepare LLVM
function prep_llvm() {
  echo_red_text 'Preparing LLVM...'

  # Set LLVM build targets
  if [[ -f "${IRONFOX_BUILD}/targets_to_build" ]]; then
    "${IRONFOX_RM}" -f "${IRONFOX_BUILD}/targets_to_build"
  fi
  "${IRONFOX_CP}" -f "${IRONFOX_TEMPLATES}/llvm/targets_to_build_${IRONFOX_TARGET_ARCH}" "${IRONFOX_BUILD}/targets_to_build"

  echo_green_text 'SUCCESS: Prepared LLVM'
}

# Bundletool
function build_bundletool() {
  echo_red_text 'Building Bundletool...'

  pushd "${IRONFOX_BUNDLETOOL_DIR}"
  "${IRONFOX_GRADLE}" ${IRONFOX_GRADLE_FLAGS} -Dorg.gradle.java.home=${IRONFOX_JAVA_HOME} -Dorg.gradle.java.installations.paths=${IRONFOX_JAVA_HOME} assemble
  popd

  "${IRONFOX_CP}" -f "${IRONFOX_BUNDLETOOL_DIR}/build/libs/bundletool.jar" "${IRONFOX_BUNDLETOOL_JAR}"

  echo_green_text 'SUCCESS: Built Bundletool'
}

# LLVM
function build_llvm() {
  echo_red_text 'Building LLVM...'

  pushd "${llvm}"
  local readonly llvmtarget=$("${IRONFOX_CAT}" "${IRONFOX_BUILD}/targets_to_build")
  echo_green_text "building llvm for ${llvmtarget}"
  "${IRONFOX_CMAKE}" -S llvm -B build -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=out -DCMAKE_C_COMPILER=clang \
    -DCMAKE_CXX_COMPILER=clang++ -DLLVM_ENABLE_PROJECTS="clang" -DLLVM_TARGETS_TO_BUILD="$llvmtarget" \
    -DLLVM_USE_LINKER=lld -DLLVM_BINUTILS_INCDIR=/usr/include -DLLVM_ENABLE_PLUGINS=FORCE_ON \
    -DLLVM_DEFAULT_TARGET_TRIPLE="x86_64-unknown-linux-gnu"
  "${IRONFOX_CMAKE}" --build build -j"$("${IRONFOX_NPROC}")"
  "${IRONFOX_CMAKE}" --build build --target install -j"$("${IRONFOX_NPROC}")"
  popd

  echo_green_text 'SUCCESS: Built LLVM'
}

# Phoenix
function build_phoenix() {
  echo_red_text 'Building Phoenix...'

  pushd "${IRONFOX_PHOENIX}"
  /bin/bash -x "${IRONFOX_PHOENIX}/scripts/build.sh"
  popd

  # Ensure our cfg and policy files don't already exist in mozilla-central
  "${IRONFOX_RM}" -f "${IRONFOX_GECKO}/ironfox/prefs/ironfox.cfg" "${IRONFOX_GECKO}/ironfox/prefs/policies.json"

  # Copy our outputs to mozilla-central
  "${IRONFOX_CP}" "${IRONFOX_PHOENIX}/outputs/android/phoenix.cfg" "${IRONFOX_GECKO}/ironfox/prefs/ironfox.cfg"
  "${IRONFOX_CP}" "${IRONFOX_PHOENIX}/outputs/android/policies.json" "${IRONFOX_GECKO}/ironfox/prefs/policies.json"

  echo_green_text 'SUCCESS: Built Phoenix'
}

# uniffi-bindgen
function build_uniffi() {
  echo_red_text 'Building uniffi-bindgen...'

  pushd "${IRONFOX_PREBUILDS}"
  /bin/bash -x "${IRONFOX_PREBUILDS}/scripts/build.sh" 'uniffi'
  popd

  echo_green_text 'SUCCESS: Built uniffi-bindgen'
}

# WASI SDK
function build_wasi() {
  echo_red_text 'Building WASI SDK...'

  pushd "${IRONFOX_PREBUILDS}"
  /bin/bash -x "${IRONFOX_PREBUILDS}/scripts/build.sh" 'wasi'
  popd

  echo_green_text 'SUCCESS: Built WASI SDK'
}

# microG
function build_microg() {
  echo_red_text 'Building microG...'

  pushd "${IRONFOX_GMSCORE}"
  "${IRONFOX_GRADLE}" ${IRONFOX_GRADLE_FLAGS} -Dorg.gradle.java.home=${IRONFOX_JDK_21_HOME} -Dorg.gradle.java.installations.paths=${IRONFOX_JAVA_HOME} -x javaDocReleaseGeneration \
    :play-services-base:publishToMavenLocal \
    :play-services-basement:publishToMavenLocal \
    :play-services-fido:publishToMavenLocal \
    :play-services-tasks:publishToMavenLocal
  popd

  echo_green_text 'SUCCESS: Built microG'
}

# Glean
function build_glean() {
  echo_red_text 'Building Glean...'

  pushd "${IRONFOX_GLEAN}"
  "${IRONFOX_GRADLE}" ${IRONFOX_GRADLE_FLAGS} -Dorg.gradle.java.home=${IRONFOX_JDK_17_HOME} -Dorg.gradle.java.installations.paths=${IRONFOX_JDK_17_HOME} -Plocal=${IF_LOCAL_GLEAN_VERSION_GRADLE} :glean-native:publishToMavenLocal
  "${IRONFOX_GRADLE}" ${IRONFOX_GRADLE_FLAGS} -Dorg.gradle.java.home=${IRONFOX_JDK_17_HOME} -Dorg.gradle.java.installations.paths=${IRONFOX_JDK_17_HOME} -Plocal=${IF_LOCAL_GLEAN_VERSION_GRADLE} publishToMavenLocal -x createGleanPythonVirtualEnv
  popd

  echo_green_text 'SUCCESS: Built Glean'
}

# Application Services
function build_as() {
  echo_red_text 'Building Application Services...'

  # First, clean our environment
  ## (The presence of CI prevents building libraries from `libs/verify-ci-android-environment.sh`)
  unset CI
  unset JAVA_HOME

  pushd "${IRONFOX_AS}"
  export JAVA_HOME="${IRONFOX_JDK_17_HOME}"
  /bin/bash -x "${IRONFOX_AS}/libs/verify-android-environment.sh"
  unset JAVA_HOME
  export JAVA_HOME="${IRONFOX_JAVA_HOME}"

  # Build Application Services
  "${IRONFOX_GRADLE}" ${IRONFOX_GRADLE_FLAGS} -Dorg.gradle.java.home=${IRONFOX_JDK_17_HOME} -Dorg.gradle.java.installations.paths=${IRONFOX_JDK_17_HOME} -Plocal=${IF_LOCAL_AS_VERSION_GRADLE} publish
  popd

  echo_green_text 'SUCCESS: Built Application Services'
}

# nimbus-fml
function build_nimbus_fml() {
  echo_red_text 'Building nimbus-fml...'
  pushd "${IRONFOX_AS}/components/support/nimbus-fml"
  "${IRONFOX_CARGO}" build --release
  popd
  echo_green_text 'SUCCESS: Built nimbus-fml'
}

# GeckoView
function _build_geckoview() {
  if [[ -z "${1+x}" ]]; then
    echo_red_text 'ERROR: Please specify a target architecture!'
    exit 1
  fi

  local readonly target_arch="$1"

  # Ensure we have a valid architecture (+ set pretty architecture...)
  case "${target_arch}" in
  arm64)
    local readonly pretty_arch='ARM64'
    ;;
  arm)
    local readonly pretty_arch='ARM'
    ;;
  x86_64)
    local readonly pretty_arch='x86_64'
    ;;
  bundle)
    local readonly pretty_arch='Universal'
    ;;
  *)
    echo_red_text "ERROR: Invalid target architecture: ${target_arch}"
    exit 1
    ;;
  esac

  # First, clean our environment
  unset IRONFOX_MACH_GECKOVIEW_CREATE_AAR
  unset IRONFOX_MACH_TARGET_ARCH
  unset IRONFOX_MACH_TARGET_PROJECT
  unset MOZ_AUTOMATION
  unset MOZ_CHROME_MULTILOCALE

  # Set our target architecture
  export IRONFOX_MACH_TARGET_ARCH="${target_arch}"

  # So, at this point, we either need to publish GeckoView (GV) to our local Maven repo, or create an AAR archive
  # We *typically* just publish GV to our local Maven repo, but we INSTEAD create an AAR archive if:
  # 1. Our current target does NOT match our final target
  # OR:
  # 2. We're in CI and our final target is NOT `bundle`
  # (For reference, the final target is `IRONFOX_TARGET_ARCH`, and the current target is `target_arch`)
  local publish_gv_to_maven_local=1
  if [[ "${target_arch}" != "${IRONFOX_TARGET_ARCH}" ]]; then
    local publish_gv_to_maven_local=0
  elif [[ "${IRONFOX_CI}" == 1 ]] && [[ "${target_arch}" != 'bundle' ]]; then
    local publish_gv_to_maven_local=0
  fi
  local readonly publish_gv_to_maven_local

  # Tell Mach whether we need to create an AAR archive
  if [[ "${publish_gv_to_maven_local}" == 0 ]]; then
    export IRONFOX_MACH_GECKOVIEW_CREATE_AAR=1
  else
    export IRONFOX_MACH_GECKOVIEW_CREATE_AAR=0
  fi

  # Ensure we remove any existing Mach environment cache
  # (To ensure our configurations are properly updated/reflected...)
  "${IRONFOX_RM}" -rf "${IRONFOX_GECKO}/.gradle/mach-environment-cache"

  # Set our target project
  export IRONFOX_MACH_TARGET_PROJECT='geckoview'

  # For multi-locale builds
  export MOZ_CHROME_MULTILOCALE="${IRONFOX_LOCALES}"

  pushd "${IRONFOX_GECKO}"

  # Build GeckoView
  echo_red_text "Building GeckoView (${pretty_arch})..."
  "${IRONFOX_MACH}" configure

  if [[ "${publish_gv_to_maven_local}" == 1 ]]; then
    # Publish GeckoView to our local Maven repo
    "${IRONFOX_MACH}" gradle :geckoview:publishReleasePublicationToMavenLocal
  else
    # Create our AAR archives
    "${IRONFOX_MACH}" gradle :machConfigure
    MOZ_AUTOMATION=1 "${IRONFOX_MACH}" android archive-geckoview
    unset MOZ_AUTOMATION

    if [[ "${target_arch}" == 'arm64' ]]; then
      local readonly aar_output="${IRONFOX_OUTPUTS_GECKOVIEW_AAR_ARM64}"
    elif [[ "${target_arch}" == 'arm' ]]; then
      local readonly aar_output="${IRONFOX_OUTPUTS_GECKOVIEW_AAR_ARM}"
    elif [[ "${target_arch}" == 'x86_64' ]]; then
      local readonly aar_output="${IRONFOX_OUTPUTS_GECKOVIEW_AAR_X86_64}"
    fi

    # Create our AAR output directory
    "${IRONFOX_MKDIR}" -p $("${IRONFOX_DIRNAME}" "${aar_output}")

    "${IRONFOX_CP}" -vf "${IRONFOX_GECKO}/obj/ironfox-${IRONFOX_CHANNEL}-${target_arch}/gradle/target.maven.zip" "${aar_output}"
  fi

  echo_green_text "SUCCESS: Built GeckoView (${pretty_arch})"
  popd
}

function build_geckoview() {
  # Determine if we should build ARM64
  local if_build_geckoview_arm64=0
  if [[ "${IRONFOX_TARGET_ARCH}" == 'arm64' ]]; then
    local if_build_geckoview_arm64=1
  elif [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]] && [[ "${IRONFOX_GECKOVIEW_BUNDLE_DIRECT}" != 1 ]]; then
    local if_build_geckoview_arm64=1
  fi
  local readonly if_build_geckoview_arm64

  # Determine if we should build ARM
  local if_build_geckoview_arm=0
  if [[ "${IRONFOX_TARGET_ARCH}" == 'arm' ]]; then
    local if_build_geckoview_arm=1
  elif [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]] && [[ "${IRONFOX_GECKOVIEW_BUNDLE_DIRECT}" != 1 ]]; then
    local if_build_geckoview_arm=1
  fi
  local readonly if_build_geckoview_arm

  # Determine if we should build x86_64
  local if_build_geckoview_x86_64=0
  if [[ "${IRONFOX_TARGET_ARCH}" == 'x86_64' ]]; then
    local if_build_geckoview_x86_64=1
  elif [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]] && [[ "${IRONFOX_GECKOVIEW_BUNDLE_DIRECT}" != 1 ]]; then
    local if_build_geckoview_x86_64=1
  fi
  local readonly if_build_geckoview_x86_64

  # ARM64
  if [[ "${if_build_geckoview_arm64}" == 1 ]]; then
     _build_geckoview 'arm64'
  fi

  # ARM
  if [[ "${if_build_geckoview_arm}" == 1 ]]; then
     _build_geckoview 'arm'
  fi

  # x86_64
  if [[ "${if_build_geckoview_x86_64}" == 1 ]]; then
    _build_geckoview 'x86_64'
  fi

  # Bundle (Universal)
  if [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]]; then
    # First, we need to produce our fat AAR
    ## That process re-uses a lot of the same logic as `_build_gecko`, hence we re-use it
    _build_gecko 'bundle'

    _build_geckoview 'bundle'
  fi
}

# Gecko
function _build_gecko() {
  if [[ -z "${1+x}" ]]; then
    echo_red_text 'ERROR: Please specify a target architecture!'
    exit 1
  fi

  local readonly target_arch="$1"

  # Ensure we have a valid architecture (+ set pretty architecture...)
  case "${target_arch}" in
  arm64)
    local readonly pretty_arch='ARM64'
    ;;
  arm)
    local readonly pretty_arch='ARM'
    ;;
  x86_64)
    local readonly pretty_arch='x86_64'
    ;;
  bundle)
    local readonly pretty_arch='Universal'
    ;;
  *)
    echo_red_text "ERROR: Invalid target architecture: ${target_arch}"
    exit 1
    ;;
  esac

  # First, clean our environment
  ## (MOZ_CHROME_MULTILOCALE will cause a build failure if set...)
  unset IRONFOX_MACH_GECKO_STAGE
  unset IRONFOX_MACH_TARGET_ARCH
  unset IRONFOX_MACH_TARGET_PROJECT
  unset MOZ_ANDROID_FAT_AAR_ARM64_V8A
  unset MOZ_ANDROID_FAT_AAR_ARMEABI_V7A
  unset MOZ_ANDROID_FAT_AAR_X86_64
  unset MOZ_CHROME_MULTILOCALE

  if [[ "${target_arch}" != 'bundle' ]]; then
    # Ensure we don't try to unset this here if we're doing a bundle build, because build_geckoview calls and sets this directly
    unset MOZ_ANDROID_FAT_AAR_ARCHITECTURES
  fi

  # If we're producing a bundle, we need to prepare to assemble our fat AAR
  if [[ "${target_arch}" == 'bundle' ]]; then
    # Verify that our ARM64 GeckoView AAR archive exists
    if [[ ! -f "${IRONFOX_GECKOVIEW_AAR_ARM64}" ]]; then
      echo_red_text "ERROR: ARM64 GeckoView AAR archive not found! (${IRONFOX_GECKOVIEW_AAR_ARM64})"
      exit 1
    fi

    # Verify that our ARM64 GeckoView AAR archive is not an empty file
    if [[ ! -s "${IRONFOX_GECKOVIEW_AAR_ARM64}" ]]; then
      echo_red_text "ERROR: ARM64 GeckoView AAR archive is empty! (${IRONFOX_GECKOVIEW_AAR_ARM64})"
      exit 1
    fi

    # Verify that our ARM GeckoView AAR archive exists
    if [[ ! -f "${IRONFOX_GECKOVIEW_AAR_ARM}" ]]; then
      echo_red_text "ERROR: ARM GeckoView AAR archive not found! (${IRONFOX_GECKOVIEW_AAR_ARM})"
      exit 1
    fi

    # Verify that our ARM GeckoView AAR archive is not an empty file
    if [[ ! -s "${IRONFOX_GECKOVIEW_AAR_ARM}" ]]; then
      echo_red_text "ERROR: ARM GeckoView AAR archive is empty! (${IRONFOX_GECKOVIEW_AAR_ARM})"
      exit 1
    fi

    # Verify that our x86_64 GeckoView AAR archive exists
    if [[ ! -f "${IRONFOX_GECKOVIEW_AAR_X86_64}" ]]; then
      echo_red_text "ERROR: x86_64 GeckoView AAR archive not found! (${IRONFOX_GECKOVIEW_AAR_X86_64})"
      exit 1
    fi

    # Verify that our x86_64 GeckoView AAR archive is not an empty file
    if [[ ! -s "${IRONFOX_GECKOVIEW_AAR_X86_64}" ]]; then
      echo_red_text "ERROR: x86_64 GeckoView AAR archive is empty! (${IRONFOX_GECKOVIEW_AAR_X86_64})"
      exit 1
    fi

    if [[ -z "${MOZ_ANDROID_FAT_AAR_ARCHITECTURES+x}" ]]; then
      readonly MOZ_ANDROID_FAT_AAR_ARCHITECTURES='arm64-v8a,armeabi-v7a,x86_64'
      export MOZ_ANDROID_FAT_AAR_ARCHITECTURES
    fi

    readonly MOZ_ANDROID_FAT_AAR_ARM64_V8A="${IRONFOX_GECKOVIEW_AAR_ARM64}"
    readonly MOZ_ANDROID_FAT_AAR_ARMEABI_V7A="${IRONFOX_GECKOVIEW_AAR_ARM}"
    readonly MOZ_ANDROID_FAT_AAR_X86_64="${IRONFOX_GECKOVIEW_AAR_X86_64}"
    export MOZ_ANDROID_FAT_AAR_ARM64_V8A
    export MOZ_ANDROID_FAT_AAR_ARMEABI_V7A
    export MOZ_ANDROID_FAT_AAR_X86_64
  fi

  # Set our target architecture
  export IRONFOX_MACH_TARGET_ARCH="${target_arch}"

  # Determine if we should package Gecko
  # (This should only run if our current target matches our final target OR if we're in CI and our final target is `bundle`)
  local package_gecko=1
  if [[ "${target_arch}" != "${IRONFOX_TARGET_ARCH}" ]]; then
    local package_gecko=0
  elif [[ "${IRONFOX_CI}" == 1 ]] && [[ "${IRONFOX_TARGET_ARCH}" != 'bundle' ]]; then
    local package_gecko=0
  fi
  local readonly package_gecko

  # Ensure we remove any existing Mach environment cache
  ## (To ensure our configurations are properly updated/reflected...)
  "${IRONFOX_RM}" -rf "${IRONFOX_GECKO}/.gradle/mach-environment-cache"

  # Set our target project
  export IRONFOX_MACH_TARGET_PROJECT='gecko'

  pushd "${IRONFOX_GECKO}"

  # Build Gecko
  echo_red_text "Building Gecko (${pretty_arch})..."
  export IRONFOX_MACH_GECKO_STAGE='build'
  "${IRONFOX_MACH}" configure
  "${IRONFOX_MACH}" build
  echo_green_text "SUCCESS: Built Gecko (${pretty_arch})"

  # Package Gecko
  if [[ "${package_gecko}" == 1 ]]; then
    echo_red_text "Packaging Gecko (${pretty_arch})..."
    export IRONFOX_MACH_GECKO_STAGE='package'

    if [[ "${target_arch}" != 'bundle' ]]; then
      # If we're building a bundle, no need to re-run mach configure here (since Mach is always set to package for Bundle builds)
      "${IRONFOX_MACH}" configure
    fi

    "${IRONFOX_MACH}" package-multi-locale --locales ${IRONFOX_LOCALES}
    echo_green_text "SUCCESS: Packaged Gecko (${pretty_arch})"
  fi
  popd
}

function build_gecko() {
  # Determine if we should build ARM64
  local if_build_gecko_arm64=0
  if [[ "${IRONFOX_TARGET_ARCH}" == 'arm64' ]]; then
    local if_build_gecko_arm64=1
  elif [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]] && [[ "${IRONFOX_GECKOVIEW_BUNDLE_DIRECT}" != 1 ]]; then
    local if_build_gecko_arm64=1
  fi
  local readonly if_build_gecko_arm64

  # Determine if we should build ARM
  local if_build_gecko_arm=0
  if [[ "${IRONFOX_TARGET_ARCH}" == 'arm' ]]; then
    local if_build_gecko_arm=1
  elif [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]] && [[ "${IRONFOX_GECKOVIEW_BUNDLE_DIRECT}" != 1 ]]; then
    local if_build_gecko_arm=1
  fi
  local readonly if_build_gecko_arm

  # Determine if we should build x86_64
  local if_build_gecko_x86_64=0
  if [[ "${IRONFOX_TARGET_ARCH}" == 'x86_64' ]]; then
    local if_build_gecko_x86_64=1
  elif [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]] && [[ "${IRONFOX_GECKOVIEW_BUNDLE_DIRECT}" != 1 ]]; then
    local if_build_gecko_x86_64=1
  fi
  local readonly if_build_gecko_x86_64

  # ARM64
  if [[ "${if_build_gecko_arm64}" == 1 ]]; then
    _build_gecko 'arm64'
  fi

  # ARM
  if [[ "${if_build_gecko_arm}" == 1 ]]; then
    _build_gecko 'arm'
  fi

  # x86_64
  if [[ "${if_build_gecko_x86_64}" == 1 ]]; then
    _build_gecko 'x86_64'
  fi
}

# IronFox Core
function build_ironfox_core() {
  echo_red_text 'Building IronFox Core...'

  # First, clean our environment
  unset IRONFOX_MACH_TARGET_ARCH
  unset IRONFOX_MACH_TARGET_PROJECT

  # Set our target project
  export IRONFOX_MACH_TARGET_PROJECT='ironfox-core'

  # Set our target architecture
  export IRONFOX_MACH_TARGET_ARCH="${IRONFOX_TARGET_ARCH}"

  pushd "${IRONFOX_GECKO}"

  # Ensure we remove any existing Mach environment cache
  ## (To ensure our configurations are properly updated/reflected...)
  "${IRONFOX_RM}" -rf "${IRONFOX_GECKO}/.gradle/mach-environment-cache"

  # Configure Mach
  "${IRONFOX_MACH}" configure

  # Build IronFox Core
  "${IRONFOX_MACH}" gradle -p ironfox/android :core:publish
  popd

  echo_green_text 'SUCCESS: Built IronFox Core'
}

# Android Components (Core)
function build_ac_core() {
  echo_red_text 'Building Android Components (Core)...'

  # First, clean our environment
  ## (The presence of CI causes build failures, due to us removing MARS and friends)
  unset CI
  unset IRONFOX_MACH_TARGET_ARCH
  unset IRONFOX_MACH_TARGET_PROJECT

  # Set our target project
  export IRONFOX_MACH_TARGET_PROJECT='ac-core'

  # Set our target architecture
  export IRONFOX_MACH_TARGET_ARCH="${IRONFOX_TARGET_ARCH}"

  pushd "${IRONFOX_GECKO}"

  # Ensure we remove any existing Mach environment cache
  ## (To ensure our configurations are properly updated/reflected...)
  "${IRONFOX_RM}" -rf "${IRONFOX_GECKO}/.gradle/mach-environment-cache"

  # Configure Mach
  "${IRONFOX_MACH}" configure

  # Build concept-fetch, concept-base (dependency of support-base), support-base and ui-icons
  ## (Needed by UnifiedPush-AC)
  "${IRONFOX_MACH}" gradle -Plocal=${IF_LOCAL_AC_VERSION_GRADLE} -p mobile/android/android-components :components:concept-fetch:publishToMavenLocal
  "${IRONFOX_MACH}" gradle -Plocal=${IF_LOCAL_AC_VERSION_GRADLE} -p mobile/android/android-components :components:concept-base:publishToMavenLocal
  "${IRONFOX_MACH}" gradle -Plocal=${IF_LOCAL_AC_VERSION_GRADLE} -p mobile/android/android-components :components:support-base:publishToMavenLocal
  "${IRONFOX_MACH}" gradle -Plocal=${IF_LOCAL_AC_VERSION_GRADLE} -p mobile/android/android-components :components:ui-icons:publishToMavenLocal
  popd

  echo_green_text 'SUCCESS: Built Android Components (Core)'
}

# UnifiedPush-AC
function build_up_ac() {
  echo_red_text 'Building UnifiedPush-AC...'

  pushd "${IRONFOX_UP_AC}"
  "${IRONFOX_GRADLE}" ${IRONFOX_GRADLE_FLAGS} -Dorg.gradle.java.home=${IRONFOX_JDK_17_HOME} -Dorg.gradle.java.installations.paths=${IRONFOX_JDK_17_HOME} publish
  popd

  echo_green_text 'SUCCESS: Built UnifiedPush-AC'
}

# Android Components
function build_ac() {
  echo_red_text 'Building Android Components...'

  # First, clean our environment
  unset IRONFOX_MACH_TARGET_ARCH
  unset IRONFOX_MACH_TARGET_PROJECT

  # Set our target project
  export IRONFOX_MACH_TARGET_PROJECT='android-components'

  # Set our target architecture
  export IRONFOX_MACH_TARGET_ARCH="${IRONFOX_TARGET_ARCH}"

  pushd "${IRONFOX_GECKO}"

  # Ensure we remove any existing Mach environment cache
  ## (To ensure our configurations are properly updated/reflected...)
  "${IRONFOX_RM}" -rf "${IRONFOX_GECKO}/.gradle/mach-environment-cache"

  # Configure Mach
  "${IRONFOX_MACH}" configure

  # Build Android Components
  "${IRONFOX_MACH}" gradle -Plocal=${IF_LOCAL_AC_VERSION_GRADLE} -p mobile/android/android-components publishToMavenLocal
  popd

  echo_green_text 'SUCCESS: Built Android Components'
}

# Fenix
function build_fenix() {
  echo_red_text "Building IronFox ${IRONFOX_VERSION}: ${IRONFOX_CHANNEL_PRETTY} (${IRONFOX_TARGET_PRETTY})..."

  # First, clean our environment
  unset IRONFOX_MACH_TARGET_ARCH
  unset IRONFOX_MACH_TARGET_PROJECT

  # Set our target project
  export IRONFOX_MACH_TARGET_PROJECT='fenix'

  # Set our target architecture
  export IRONFOX_MACH_TARGET_ARCH="${IRONFOX_TARGET_ARCH}"

  pushd "${IRONFOX_GECKO}"

  # Ensure we remove any existing Mach environment cache
  ## (To ensure our configurations are properly updated/reflected...)
  "${IRONFOX_RM}" -rf "${IRONFOX_GECKO}/.gradle/mach-environment-cache"

  # Configure Mach
  "${IRONFOX_MACH}" configure

  # If it's not our first time building Fenix, clean Gradle to ensure our builds are fresh
  if [[ -f "${IRONFOX_TEMP}/built-fenix" ]]; then
    "${IRONFOX_MACH}" gradle -p mobile/android/fenix :app:clean
  fi

  # Build Fenix
  "${IRONFOX_MACH}" gradle -p mobile/android/fenix assembleRelease

  # 1. Export APK for ARM64
  if [[ "${IRONFOX_TARGET_ARCH}" == 'arm64' ]] || [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]]; then
    if [[ "${IRONFOX_SIGN}" == 1 ]]; then
      # Create our output directory
      "${IRONFOX_MKDIR}" -p $("${IRONFOX_DIRNAME}" "${IRONFOX_OUTPUTS_ARM64_UNSIGNED}")

      "${IRONFOX_CP}" -v "${IRONFOX_GECKO}/obj/ironfox-${IRONFOX_CHANNEL}-${IRONFOX_TARGET_ARCH}/gradle/build/mobile/android/fenix/app/outputs/apk/release/app-arm64-v8a-release-unsigned.apk" "${IRONFOX_OUTPUTS_ARM64_UNSIGNED}"
    else
      # Create our output directory
      "${IRONFOX_MKDIR}" -p $("${IRONFOX_DIRNAME}" "${IRONFOX_OUTPUTS_ARM64}")

      "${IRONFOX_CP}" -v "${IRONFOX_GECKO}/obj/ironfox-${IRONFOX_CHANNEL}-${IRONFOX_TARGET_ARCH}/gradle/build/mobile/android/fenix/app/outputs/apk/release/app-arm64-v8a-release.apk" "${IRONFOX_OUTPUTS_ARM64}"
    fi
  fi

  # 2. Export APK for ARM
  if [[ "${IRONFOX_TARGET_ARCH}" == 'arm' ]] || [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]]; then
    if [[ "${IRONFOX_SIGN}" == 1 ]]; then
      # Create our output directory
      "${IRONFOX_MKDIR}" -p $("${IRONFOX_DIRNAME}" "${IRONFOX_OUTPUTS_ARM_UNSIGNED}")

      "${IRONFOX_CP}" -v "${IRONFOX_GECKO}/obj/ironfox-${IRONFOX_CHANNEL}-${IRONFOX_TARGET_ARCH}/gradle/build/mobile/android/fenix/app/outputs/apk/release/app-armeabi-v7a-release-unsigned.apk" "${IRONFOX_OUTPUTS_ARM_UNSIGNED}"
    else
      # Create our output directory
      "${IRONFOX_MKDIR}" -p $("${IRONFOX_DIRNAME}" "${IRONFOX_OUTPUTS_ARM}")

      "${IRONFOX_CP}" -v "${IRONFOX_GECKO}/obj/ironfox-${IRONFOX_CHANNEL}-${IRONFOX_TARGET_ARCH}/gradle/build/mobile/android/fenix/app/outputs/apk/release/app-armeabi-v7a-release.apk" "${IRONFOX_OUTPUTS_ARM}"
    fi
  fi

  # 3. Export APK for x86_64
  if [[ "${IRONFOX_TARGET_ARCH}" == 'x86_64' ]] || [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]]; then
    if [[ "${IRONFOX_SIGN}" == 1 ]]; then
      # Create our output directory
      "${IRONFOX_MKDIR}" -p $("${IRONFOX_DIRNAME}" "${IRONFOX_OUTPUTS_X86_64_UNSIGNED}")

      "${IRONFOX_CP}" -v "${IRONFOX_GECKO}/obj/ironfox-${IRONFOX_CHANNEL}-${IRONFOX_TARGET_ARCH}/gradle/build/mobile/android/fenix/app/outputs/apk/release/app-x86_64-release-unsigned.apk" "${IRONFOX_OUTPUTS_X86_64_UNSIGNED}"
    else
      # Create our output directory
      "${IRONFOX_MKDIR}" -p $("${IRONFOX_DIRNAME}" "${IRONFOX_OUTPUTS_X86_64}")

      "${IRONFOX_CP}" -v "${IRONFOX_GECKO}/obj/ironfox-${IRONFOX_CHANNEL}-${IRONFOX_TARGET_ARCH}/gradle/build/mobile/android/fenix/app/outputs/apk/release/app-x86_64-release.apk" "${IRONFOX_OUTPUTS_X86_64}"
    fi
  fi

  # 4. Export universal APK + build and export our AAB
  if [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]]; then
    # 4. Export universal APK
    if [[ "${IRONFOX_SIGN}" == 1 ]]; then
      # Create our output directory
      "${IRONFOX_MKDIR}" -p $("${IRONFOX_DIRNAME}" "${IRONFOX_OUTPUTS_UNIVERSAL_UNSIGNED}")

      "${IRONFOX_CP}" -v "${IRONFOX_GECKO}/obj/ironfox-${IRONFOX_CHANNEL}-${IRONFOX_TARGET_ARCH}/gradle/build/mobile/android/fenix/app/outputs/apk/release/app-universal-release-unsigned.apk" "${IRONFOX_OUTPUTS_UNIVERSAL_UNSIGNED}"
    else
      # Create our output directory
      "${IRONFOX_MKDIR}" -p $("${IRONFOX_DIRNAME}" "${IRONFOX_OUTPUTS_UNIVERSAL}")

      "${IRONFOX_CP}" -v "${IRONFOX_GECKO}/obj/ironfox-${IRONFOX_CHANNEL}-${IRONFOX_TARGET_ARCH}/gradle/build/mobile/android/fenix/app/outputs/apk/release/app-universal-release.apk" "${IRONFOX_OUTPUTS_UNIVERSAL}"
    fi

    # 5. Finally, build and export our AAB
    "${IRONFOX_MACH}" gradle -Paab -p mobile/android/fenix bundleRelease

    # Create our output directory
    "${IRONFOX_MKDIR}" -p $("${IRONFOX_DIRNAME}" "${IRONFOX_OUTPUTS_BUNDLE_AAB}")

    "${IRONFOX_CP}" -v "${IRONFOX_GECKO}/obj/ironfox-${IRONFOX_CHANNEL}-${IRONFOX_TARGET_ARCH}/gradle/build/mobile/android/fenix/app/outputs/bundle/release/app-release.aab" "${IRONFOX_OUTPUTS_BUNDLE_AAB}"
  fi
  popd

  echo_green_text "SUCCESS: Built IronFox ${IRONFOX_VERSION}: ${IRONFOX_CHANNEL_PRETTY} (${IRONFOX_TARGET_PRETTY})"

  if [[ ! -f "${IRONFOX_TEMP}/built-fenix" ]]; then
    "${IRONFOX_TOUCH}" "${IRONFOX_TEMP}/built-fenix"
  fi
}

# Prepare build environment...
## (These need to be performed here instead of in `prebuild.sh`, so that we can account for if users decide to
### change the variables, without them needing to re-run the entire prebuild script...)
echo_red_text 'Preparing your build environment...'

# Set-up our build environment
set_build_env

# Prepare mozilla-central
if [[ "${IRONFOX_BUILD_GECKO}" == 1 ]] || [[ "${IRONFOX_BUILD_GECKOVIEW}" == 1 ]] || [[ "${IRONFOX_BUILD_AC_CORE}" == 1 ]] ||
 [[ "${IRONFOX_BUILD_AC}" == 1 ]] || [[ "${IRONFOX_BUILD_FENIX}" == 1 ]]; then
  prep_gecko
fi

# Prepare Application Services
if [[ "${IRONFOX_BUILD_AS}" == 1 ]]; then
  prep_as
fi

# Prepare Fenix
if [[ "${IRONFOX_BUILD_FENIX}" == 1 ]]; then
  prep_fenix
fi

# Prepare Glean
if [[ "${IRONFOX_BUILD_GLEAN}" == 1 ]]; then
  prep_glean
fi

# Prepare LLVM
if [[ "${IRONFOX_BUILD_LLVM}" == 1 ]]; then
  prep_llvm
fi

# Prepare UnifiedPush-AC
if [[ "${IRONFOX_BUILD_UP_AC}" == 1 ]]; then
  prep_up_ac
fi

echo_green_text 'SUCCESS: Prepared build environment'

# Build Phoenix
if [[ "${IRONFOX_BUILD_PHOENIX}" == 1 ]]; then
  build_phoenix
fi

# Build Bundletool
if [[ "${IRONFOX_BUILD_BUNDLETOOL}" == 1 ]]; then
  build_bundletool
fi

# Build microG
if [[ "${IRONFOX_BUILD_MICROG}" == 1 ]]; then
  build_microg
fi

# Build LLVM
if [[ "${IRONFOX_BUILD_LLVM}" == 1 ]]; then
  build_llvm
fi

# Build WASI SDK
if [[ "${IRONFOX_BUILD_WASI}" == 1 ]]; then
  build_wasi
fi

# Build Gecko
if [[ "${IRONFOX_BUILD_GECKO}" == 1 ]]; then
  build_gecko
fi

# If we're targetting a bundle, ensure `MOZ_ANDROID_FAT_AAR_ARCHITECTURES` is always set at this point
## (This is usually set/handled by `build_gecko`, but the presence of this variable also influences other parts of the build process)
if [[ "${IRONFOX_TARGET_ARCH}" == 'bundle' ]] && [[ -z "${MOZ_ANDROID_FAT_AAR_ARCHITECTURES+x}" ]]; then
  readonly MOZ_ANDROID_FAT_AAR_ARCHITECTURES='arm64-v8a,armeabi-v7a,x86_64'
  export MOZ_ANDROID_FAT_AAR_ARCHITECTURES
fi

# Build IronFox Core
if [[ "${IRONFOX_BUILD_IF_CORE}" == 1 ]]; then
  build_ironfox_core
fi

# Build GeckoView
if [[ "${IRONFOX_BUILD_GECKOVIEW}" == 1 ]]; then
  build_geckoview
fi

# Ensure `MOZ_CHROME_MULTILOCALE` is always set at this point
## (This is usually set/handled by `build_geckoview`, but the presence of this variable also influences other parts of the build process)
if [[ -z "${MOZ_CHROME_MULTILOCALE+x}" ]]; then
  MOZ_CHROME_MULTILOCALE="${IRONFOX_LOCALES}"
fi
readonly MOZ_CHROME_MULTILOCALE
export MOZ_CHROME_MULTILOCALE

# Build Android Components (Core)
if [[ "${IRONFOX_BUILD_AC_CORE}" == 1 ]]; then
  build_ac_core
fi

# Build Application Services
if [[ "${IRONFOX_BUILD_AS}" == 1 ]]; then
  build_as
fi

# Build UnifiedPush-AC
if [[ "${IRONFOX_BUILD_UP_AC}" == 1 ]]; then
  build_up_ac
fi

# Build nimbus-fml
if [[ "${IRONFOX_BUILD_NIMBUS_FML}" == 1 ]]; then
  build_nimbus_fml
fi

# Build Android Components
if [[ "${IRONFOX_BUILD_AC}" == 1 ]]; then
  build_ac
fi

# Build Glean
if [[ "${IRONFOX_BUILD_GLEAN}" == 1 ]]; then
  build_glean
fi

# Build Fenix
if [[ "${IRONFOX_BUILD_FENIX}" == 1 ]]; then
  build_fenix
fi