# - Find vorbis library
# Find the native Vorbis headers and libraries.Vorbis depends on Ogg and will
# provide Ogg headers/libraries as well.
#
#  VORBIS_INCLUDE_DIRS   - where to find vorbis/vorbis.h, ogg/ogg.h, etc
#  VORBIS_LIBRARIES      - List of libraries when using libvorbis
#  VORBIS_FOUND          - True if vorbis is found.


#=============================================================================
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# modification, are permitted provided that the following conditions are met:
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#this list of conditions and the following disclaimer.
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#=============================================================================

# Find Ogg
if( Vorbis_FIND_REQUIRED )
  set( OGG_ARG "REQUIRED" )
elseif( Vorbis_FIND_QUIETLY )
  set( OGG_ARG "QUIETLY" )
endif()

find_package( Ogg ${OGG_ARG} )

# Look for the vorbisfile header file.
find_path( VORBIS_INCLUDE_DIR
  NAMES vorbis/vorbisfile.h
  DOC "Vorbis include directory" )
mark_as_advanced( VORBIS_INCLUDE_DIR )

# Look for the vorbisfile library.
find_library( VORBISFILE_LIBRARY
  NAMES vorbisfile
  DOC "Path to VorbisFile library" )
mark_as_advanced( VORBISFILE_LIBRARY )

# Look for the vorbis library.
find_library( VORBIS_LIBRARY
  NAMES vorbis
  DOC "Path to Vorbis library" )
mark_as_advanced( VORBIS_LIBRARY )



# handle the QUIETLY and REQUIRED arguments and set VORBISFILE_FOUND to TRUE if 
# all listed variables are TRUE
include( ${CMAKE_ROOT}/Modules/FindPackageHandleStandardArgs.cmake )
FIND_PACKAGE_HANDLE_STANDARD_ARGS( Vorbis DEFAULT_MSG VORBIS_LIBRARY VORBIS_INCLUDE_DIR )

set( VORBIS_LIBRARIES ${VORBISFILE_LIBRARY} ${VORBIS_LIBRARY} ${OGG_LIBRARIES} )
set( VORBIS_INCLUDE_DIRS ${VORBIS_INCLUDE_DIR} ${OGG_INCLUDE_DIRS} )