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# - Try to find Flac, the Free Lossless Audio Codec
# Once done this will define
#
# FLAC_FOUND - system has Flac
# FLAC_INCLUDE_DIR - the Flac include directory
# FLAC_LIBRARIES - Link these to use Flac
# FLAC_OGGFLAC_LIBRARIES - Link these to use OggFlac
# Copyright (c) 2006, Laurent Montel, <montel@kde.org>
# Copyright (c) 2006, Alexander Neundorf, <neundorf@kde.org>
#
# Redistribution and use is allowed according to the terms of the BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
if(FLAC_INCLUDE_DIR AND FLAC_LIBRARIES)
# Already in cache, be silent
set(Flac_FIND_QUIETLY TRUE)
endif(FLAC_INCLUDE_DIR AND FLAC_LIBRARIES)
FIND_PATH(FLAC_INCLUDE_DIR FLAC/metadata.h)
FIND_LIBRARY(FLAC_LIBRARIES NAMES FLAC )
FIND_LIBRARY(FLAC_OGG_LIBRARY NAMES OggFLAC)
check_library_exists(FLAC FLAC__stream_encoder_set_write_callback "" HAVE_STREAM_ENCODER_WRITE_CALLBACK)
IF(FLAC_INCLUDE_DIR AND FLAC_LIBRARIES AND HAVE_STREAM_ENCODER_WRITE_CALLBACK)
SET(FLAC_FOUND TRUE)
IF (FLAC_OGG_LIBRARY)
SET(FLAC_OGGFLAC_LIBRARIES ${FLAC_OGG_LIBRARY} ${FLAC_LIBRARIES})
ENDIF (FLAC_OGG_LIBRARY)
ELSE(FLAC_INCLUDE_DIR AND FLAC_LIBRARIES AND HAVE_STREAM_ENCODER_WRITE_CALLBACK)
SET(FLAC_FOUND FALSE)
ENDIF(FLAC_INCLUDE_DIR AND FLAC_LIBRARIES AND HAVE_STREAM_ENCODER_WRITE_CALLBACK)
IF(FLAC_FOUND)
IF(NOT Flac_FIND_QUIETLY)
MESSAGE(STATUS "Found Flac: ${FLAC_LIBRARIES}")
ENDIF(NOT Flac_FIND_QUIETLY)
ELSE(FLAC_FOUND)
IF(Flac_FIND_REQUIRED)
MESSAGE(FATAL_ERROR "Could not find Flac")
ENDIF(Flac_FIND_REQUIRED)
IF(NOT Flac_FIND_QUIETLY)
MESSAGE(STATUS "Could not find Flac")
ENDIF(NOT Flac_FIND_QUIETLY)
ENDIF(FLAC_FOUND)
# show the FLAC_INCLUDE_DIR and FLAC_LIBRARIES variables only in the advanced view
MARK_AS_ADVANCED(FLAC_INCLUDE_DIR FLAC_LIBRARIES )
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