| 1 | #[=======================================================================[.rst:
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| 2 |
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| 3 | FindOgg
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| 4 | --------
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| 5 |
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| 6 | Find the native Ogg includes and library.
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| 7 |
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| 8 | IMPORTED Targets
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| 9 | ^^^^^^^^^^^^^^^^
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| 10 |
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| 11 | This module defines :prop_tgt:`IMPORTED` target ``Ogg::ogg``, if
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| 12 | Ogg has been found.
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| 13 |
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| 14 | Result Variables
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| 15 | ^^^^^^^^^^^^^^^^
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| 16 |
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| 17 | This module defines the following variables:
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| 18 |
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| 19 | ::
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| 20 |
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| 21 | OGG_INCLUDE_DIRS - where to find ogg.h, etc.
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| 22 | OGG_LIBRARIES - List of libraries when using ogg.
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| 23 | OGG_FOUND - True if ogg found.
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| 24 |
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| 25 | ::
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| 26 |
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| 27 | OGG_VERSION_STRING - The version of ogg found (x.y.z)
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| 28 |
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| 29 | Hints
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| 30 | ^^^^^
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| 31 |
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| 32 | A user may set ``OGG_ROOT`` to a ogg installation root to tell this
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| 33 | module where to look.
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| 34 | #]=======================================================================]
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| 35 |
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| 36 | if(OGG_INCLUDE_DIR)
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| 37 | # Already in cache, be silent
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| 38 | set(OGG_FIND_QUIETLY TRUE)
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| 39 | endif()
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| 40 |
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| 41 | find_package(PkgConfig QUIET)
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| 42 | pkg_check_modules(PC_OGG QUIET ogg)
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| 43 |
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| 44 | set(OGG_VERSION_STRING ${PC_OGG_VERSION})
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| 45 |
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| 46 | find_path(OGG_INCLUDE_DIR ogg/ogg.h
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| 47 | HINTS
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| 48 | ${PC_OGG_INCLUDEDIR}
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| 49 | ${PC_OGG_INCLUDE_DIRS}
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| 50 | ${OGG_ROOT}
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| 51 | PATH_SUFFIXES
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| 52 | include
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| 53 | )
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| 54 | # MSVC built ogg may be named ogg_static.
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| 55 | # The provided project files name the library with the lib prefix.
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| 56 | find_library(OGG_LIBRARY
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| 57 | NAMES
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| 58 | ogg
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| 59 | ogg_static
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| 60 | libogg
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| 61 | libogg_static
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| 62 | HINTS
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| 63 | ${PC_OGG_LIBDIR}
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| 64 | ${PC_OGG_LIBRARY_DIRS}
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| 65 | ${OGG_ROOT}
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| 66 | PATH_SUFFIXES
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| 67 | lib
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| 68 | )
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| 69 |
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| 70 | # Handle the QUIETLY and REQUIRED arguments and set OGG_FOUND
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| 71 | # to TRUE if all listed variables are TRUE.
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| 72 | include(FindPackageHandleStandardArgs)
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| 73 | find_package_handle_standard_args(Ogg
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| 74 | REQUIRED_VARS
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| 75 | OGG_LIBRARY
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| 76 | OGG_INCLUDE_DIR
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| 77 | VERSION_VAR
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| 78 | OGG_VERSION_STRING
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| 79 | )
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| 80 |
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| 81 | if(OGG_FOUND)
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| 82 | set(OGG_LIBRARIES ${OGG_LIBRARY})
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| 83 | set(OGG_INCLUDE_DIRS ${OGG_INCLUDE_DIR})
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| 84 |
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| 85 | if(NOT TARGET Ogg::ogg)
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| 86 | add_library(Ogg::ogg UNKNOWN IMPORTED)
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| 87 | set_target_properties(Ogg::ogg PROPERTIES
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| 88 | INTERFACE_INCLUDE_DIRECTORIES "${OGG_INCLUDE_DIRS}"
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| 89 | IMPORTED_LOCATION "${OGG_LIBRARIES}"
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| 90 | )
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| 91 | endif()
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| 92 | endif()
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| 93 |
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| 94 | mark_as_advanced(OGG_INCLUDE_DIR OGG_LIBRARY)
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