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# should be removed once bug #13673 and this is all in stable sorcery
PERL_CPAN_URL=${PERL_CPAN_URL:-http://www.cpan.org}

# ignore sub_depends if not supported by sorcery
declare -f sub_depends &> /dev/null ||
{
  function sub_depends() {
   :
  }

  function depends() {
    [[ $1 == "-sub" ]] && shift 2
    real_depends "$@"
  }

  function optional_depends() {
    [[ $1 == "-sub" ]] && shift 2
    real_optional_depends "$@"
  }
}

# ignore force_depends if not supported by sorcery
declare -f force_depends &> /dev/null ||
function force_depends() {
 :
}

#-------------------------------------------------------------------------
## Grimoire gaze depends alternative
## Uses gaze depends if the internal sorcery function isn't available
#-------------------------------------------------------------------------
declare -f show_up_depends &> /dev/null ||
function show_up_depends() {
  gaze -q depends --fast "$@"
}

# fall back to optional_depends if suggest_depends isn't implemented
# OR fall back to true - this is needed to avoid some circular dependencies
# see #13244 for an example
if declare -f suggest_depends &> /dev/null; then
  function suggest_depends_2() {
    suggest_depends "$@"
  }
else
  function suggest_depends() {
    optional_depends "$@"
  }

  function suggest_depends_2() {
    true
  }
fi

# fall back to depends if runtime_depends isn't implemented
if declare -f runtime_depends &> /dev/null; then
  function runtime_depends_2() {
    runtime_depends "$@"
  }
else
  function runtime_depends() {
    depends "$@"
  }

  function runtime_depends_2() {
    true
  }
fi

declare -f is_depends_enabled &>/dev/null ||
function is_depends_enabled() {
  local dep_status
  if [[ $3 ]] ; then
    dep_status=$DEPENDS_STATUS
  else
    dep_status=$(hash_get uncommitted_hash $1)
    [[ $dep_status ]] || dep_status=$DEPENDS_STATUS
  fi
  grep -q "^[[:space:]]*$1:$2:on" $dep_status
}