#!/bin/bash

# This shim is a workaround for the missing `m4` in Xcode CLT 15.3.
# It can be removed after Apple provides a new CLT with a fix for FB13679972.
# See https://github.com/Homebrew/homebrew-core/issues/165388

# HOMEBREW_LIBRARY is set by bin/brew
# HOMEBREW_DEVELOPER_DIR is set by extend/ENV/super.rb
# shellcheck disable=SC2154
source "${HOMEBREW_LIBRARY}/Homebrew/shims/utils.sh"

try_exec_non_system "${SHIM_FILE}" "$@"

if [[ -n "${HOMEBREW_DEVELOPER_DIR}" && ! -x "${HOMEBREW_DEVELOPER_DIR}/usr/bin/m4" ]]
then
  safe_exec "/usr/bin/gm4" "$@"
fi

exec "/usr/bin/m4" "$@"