message: Fix linux.sh
diff: @@ -25,7 +25,6 @@ update_ppa() {
  ppa="ondrej-ubuntu-php*.list"
  fi
  find /etc/apt/sources.list.d -type f -name "$ppa" -exec sudo "$debconf_fix" apt-fast update -o Dir::Etc::sourcelist="{}" ';' >/dev/null 2>&1
  - echo "true"
  fi
  }
  @@ -60,7 +59,7 @@ add_extension() {
  install_command=$2
  prefix=$3
  if [[ "$version" =~ $old_versions ]]; then
  - install_command="ppa_updated=$(update_ppa) && ${install_command/5\.[4-5]-$extension/5-$extension=$release_version}"
  + install_command="update_ppa && ${install_command/5\.[4-5]-$extension/5-$extension=$release_version} && ppa_updated='true'"
  fi
  if ! php -m | grep -i -q -w "$extension" && [ -e "$ext_dir/$extension.so" ]; then
  # shellcheck disable=SC2046
  @@ -70,7 +69,7 @@ add_extension() {
  add_log "$tick" "$extension" "Enabled"
  elif ! php -m | grep -i -q -w "$extension"; then
  (eval "$install_command" >/dev/null 2>&1 && add_log "$tick" "$extension" "Installed and enabled") ||
  - (ppa_updated=$(update_ppa) && eval "$install_command" >/dev/null 2>&1 && add_log "$tick" "$extension" "Installed and enabled") ||
  + (update_ppa && eval "$install_command" >/dev/null 2>&1 && add_log "$tick" "$extension" "Installed and enabled" && ppa_updated="true") ||
  (sudo pecl install -f "$extension" >/dev/null 2>&1 && add_log "$tick" "$extension" "Installed and enabled") ||
  add_log "$cross" "$extension" "Could not install $extension on PHP $semver"
  fi
  @@ -88,7 +87,7 @@ delete_extension() {
  # Function to disable and delete extensions
  remove_extension() {
  extension=$1
  - if [ -e /etc/php/"$version"/mods-available/"$extension".ini ]; then
  + if [[ ! "$version" =~ $old_versions ]] && [ -e /etc/php/"$version"/mods-available/"$extension".ini ]; then
  sudo phpdismod -v "$version" "$extension"
  fi
  delete_extension "$extension"
  @@ -140,7 +139,8 @@ update_extension() {
  if [ "$final_version" != "$current_version" ]; then
  version_exists=$(apt-cache policy -- *"$extension" | grep "$final_version")
  if [ -z "$version_exists" ]; then
  - ppa_updated=$(update_ppa)
  + update_ppa
  + ppa_updated="true"
  fi
  $apt_install php"$version"-"$extension"
  fi
  @@ -267,7 +267,8 @@ if [ "$existing_version" != "$version" ]; then
  else
  version_exists=$(apt-cache policy -- php"$version" | grep "$version")
  if [ -z "$version_exists" ]; then
  - ppa_updated=$(update_ppa)
  + update_ppa
  + ppa_updated="true"
  fi
  $apt_install php"$version" php"$version"-curl php"$version"-mbstring php"$version"-xml >/dev/null 2>&1
  fi
  