96 lines
2.2 KiB
CMake
96 lines
2.2 KiB
CMake
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#[=======================================================================[.rst:
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Findmpg123
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-------
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Finds the mpg123 library.
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Imported Targets
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^^^^^^^^^^^^^^^^
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This module provides the following imported targets, if found:
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``MPG123::libmpg123``
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The mpg123 library
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Result Variables
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^^^^^^^^^^^^^^^^
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This will define the following variables:
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``mpg123_FOUND``
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True if the system has the mpg123 package.
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``mpg123_VERSION``
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The version of mpg123 that was found on the system.
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Cache Variables
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^^^^^^^^^^^^^^^
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The following cache variables may also be set:
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``mpg123_INCLUDE_DIR``
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The directory containing ``mpg123.h``.
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``mpg123_LIBRARY``
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The path to the mpg123 library.
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#]=======================================================================]
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if (mpg123_INCLUDE_DIR)
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# Already in cache, be silent
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set(mpg123_FIND_QUIETLY TRUE)
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endif ()
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find_package (PkgConfig QUIET)
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pkg_check_modules(PC_MPG123 QUIET libmpg123>=1.25.10)
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find_path (mpg123_INCLUDE_DIR mpg123.h
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HINTS
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${PC_MPG123_INCLUDEDIR}
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${PC_MPG123_INCLUDE_DIRS}
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${mpg123_ROOT}
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)
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# MSVC built mpg123 may be named mpg123_static.
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# The provided project files name the library with the lib prefix.
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find_library (mpg123_LIBRARY
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NAMES
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mpg123
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mpg123_static
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libmpg123
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libmpg123_static
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HINTS
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${PC_MPG123_LIBDIR}
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${PC_MPG123_LIBRARY_DIRS}
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${mpg123_ROOT}
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)
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if (PC_MPG123_FOUND)
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set (mpg123_VERSION ${PC_MPG123_VERSION})
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elseif (mpg123_INCLUDE_DIR)
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file (READ "${mpg123_INCLUDE_DIR}/mpg123.h" _mpg123_h)
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string (REGEX MATCH "[0-9]+.[0-9]+.[0-9]+" _mpg123_version_re "${_mpg123_h}")
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set (mpg123_VERSION "${_mpg123_version_re}")
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endif ()
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# Handle the QUIETLY and REQUIRED arguments and set mpg123_FOUND
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# to TRUE if all listed variables are TRUE.
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args (mpg123
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REQUIRED_VARS
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mpg123_LIBRARY
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mpg123_INCLUDE_DIR
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VERSION_VAR
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mpg123_VERSION
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)
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if (mpg123_FOUND AND NOT TARGET MPG123::libmpg123)
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add_library (MPG123::libmpg123 UNKNOWN IMPORTED)
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set_target_properties (MPG123::libmpg123
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PROPERTIES
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IMPORTED_LOCATION "${mpg123_LIBRARY}"
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INTERFACE_INCLUDE_DIRECTORIES "${mpg123_INCLUDE_DIR}"
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)
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endif ()
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mark_as_advanced(mpg123_INCLUDE_DIR mpg123_LIBRARY)
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