# Copyright (c) 2026 Dominic Masters
#
# This software is released under the MIT License.
# https://opensource.org/licenses/MIT

# NOTE: libmad itself is GPL-licensed (see https://www.underbit.com/products/mad/),
# not MIT like the rest of this project. Any binary linking it must comply
# with the GPL - a deliberate tradeoff accepted for MP3 decode correctness
# (see audiostreammp3decodersw.c's own comment on why minimp3 wasn't enough).

find_path(LIBMAD_INCLUDE_DIR NAMES mad.h)
mark_as_advanced(LIBMAD_INCLUDE_DIR)

find_library(LIBMAD_LIBRARY NAMES mad)
mark_as_advanced(LIBMAD_LIBRARY)

include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(
  libmad
  REQUIRED_VARS
    LIBMAD_LIBRARY
    LIBMAD_INCLUDE_DIR
)

if(libmad_FOUND AND NOT TARGET libmad::mad)
  add_library(libmad::mad UNKNOWN IMPORTED)
  set_target_properties(libmad::mad
    PROPERTIES
      INTERFACE_INCLUDE_DIRECTORIES ${LIBMAD_INCLUDE_DIR}
      IMPORTED_LOCATION ${LIBMAD_LIBRARY}
  )
endif()