xref: /third_party/libsnd/cmake/FindMpg123.cmake

# - Find mpg123
# Find the native mpg123 includes and libraries
#
#  MPG123_INCLUDE_DIRS - where to find mpg123.h, etc.
#  MPG123_LIBRARIES    - List of libraries when using mpg123.
#  MPG123_FOUND        - True if Mpg123 found.

if (MPG123_INCLUDE_DIR)
    # Already in cache, be silent
    set(MPG123_FIND_QUIETLY TRUE)
endif ()

find_package (PkgConfig QUIET)
pkg_check_modules(PC_MPG123 QUIET libmpg123>=1.25.10)

set (MPG123_VERSION ${PC_MPG123_VERSION})

find_path (MPG123_INCLUDE_DIR mpg123.h
	HINTS
		${PC_MPG123_INCLUDEDIR}
		${PC_MPG123_INCLUDE_DIRS}
		${MPG123_ROOT}
	)

# MSVC built mpg123 may be named mpg123_static.
# The provided project files name the library with the lib prefix.

find_library (MPG123_LIBRARY
	NAMES
		mpg123
		mpg123_static
		libmpg123
		libmpg123_static
	HINTS
		${PC_MPG123_LIBDIR}
		${PC_MPG123_LIBRARY_DIRS}
		${MPG123_ROOT}
	)

# Handle the QUIETLY and REQUIRED arguments and set MPG123_FOUND
# to TRUE if all listed variables are TRUE.
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args (Mpg123
	REQUIRED_VARS
		MPG123_LIBRARY
		MPG123_INCLUDE_DIR
	VERSION_VAR
		MPG123_VERSION
	)

if (MPG123_FOUND)
	set (MPG123_LIBRARIES ${MPG123_LIBRARY})
	set (MPG123_INCLUDE_DIRS ${MPG123_INCLUDE_DIR})

	if (NOT TARGET MPG123::libmpg123)
		add_library (MPG123::libmpg123 UNKNOWN IMPORTED)
		set_target_properties (MPG123::libmpg123 PROPERTIES
			INTERFACE_INCLUDE_DIRECTORIES "${MPG123_INCLUDE_DIRS}"
			IMPORTED_LOCATION "${MPG123_LIBRARIES}"
		)
	endif ()
endif ()

mark_as_advanced(MPG123_INCLUDE_DIR MPG123_LIBRARY)