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# This file is part of Mixxx, Digital DJ'ing software.
# Copyright (C) 2001-2023 Mixxx Development Team
# Distributed under the GNU General Public Licence (GPL) version 2 or any later
# later version. See the LICENSE file for details.
#[=======================================================================[.rst:
FindOpus
--------
Finds the Opus library.
Result Variables
^^^^^^^^^^^^^^^^
This will define the following variables:
``Opus_FOUND``
True if the system has the Opus library.
``Opus_INCLUDE_DIRS``
Include directories needed to use Opus.
``Opus_LIBRARIES``
Libraries needed to link to Opus.
``Opus_DEFINITIONS``
Compile definitions needed to use Opus.
Cache Variables
^^^^^^^^^^^^^^^
The following cache variables may also be set:
``Opus_INCLUDE_DIR``
The directory containing ``opus.h``.
``Opus_LIBRARY``
The path to the Opus library.
#]=======================================================================]
find_package(PkgConfig QUIET)
if(PkgConfig_FOUND)
pkg_check_modules(PC_Opus QUIET opus)
endif()
find_path(Opus_INCLUDE_DIR
NAMES opus/opus.h
PATHS ${PC_Opus_INCLUDE_DIRS}
DOC "Opus include directory")
mark_as_advanced(Opus_INCLUDE_DIR)
find_library(Opus_LIBRARY
NAMES opus
PATHS ${PC_Opus_LIBRARY_DIRS}
DOC "Opus library"
)
mark_as_advanced(Opus_LIBRARY)
if(DEFINED PC_Opus_VERSION AND NOT PC_Opus_VERSION STREQUAL "")
set(Opus_VERSION "${PC_Opus_VERSION}")
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(
Opus
REQUIRED_VARS Opus_LIBRARY Opus_INCLUDE_DIR
VERSION_VAR Opus_VERSION
)
if(Opus_FOUND)
set(Opus_LIBRARIES ${Opus_LIBRARY})
set(Opus_INCLUDE_DIRS ${Opus_INCLUDE_DIR})
set(Opus_DEFINITIONS ${PC_Opus_CFLAGS_OTHER})
if(NOT TARGET Opus::Opus)
add_library(Opus::Opus UNKNOWN IMPORTED)
set_target_properties(Opus::Opus
PROPERTIES
IMPORTED_LOCATION "${Opus_LIBRARIES}"
INTERFACE_COMPILE_OPTIONS "${Opus_DEFINITIONS}"
INTERFACE_INCLUDE_DIRECTORIES "${Opus_INCLUDE_DIRS}"
)
endif()
endif()
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