git.sesse.net Git - vlc/blob - extras/buildsystem/cmake/include/FindMatroska.cmake

   1 # - Find library containing Matroska()
   2 # The following variables are set if Matroska is found. If Matroska is not
   3 # found, Matroska_FOUND is set to false.
   4 #  Matroska_FOUND     - System has Matroska.
   5 #  Matroska_LIBRARIES - Link these to use Matroska.
   6 #  Matroska_CFLAGS - Link these to use Matroska.
   7
   8
   9 if (NOT Matroska_SEARCHED)
  10     include(CheckLibraryExists)
  11
  12     set(Matroska_SEARCHED TRUE CACHE INTERNAL "")
  13     set(Matroska_FOUND FALSE CACHE INTERNAL "")
  14
  15     pkg_check_modules(matroska libmatroska)
  16
  17     if (NOT Matroska_FOUND)
  18         set(Matroska_LIBRARIES "")
  19         find_library( matroska_LIBRARY matroska )
  20         if (matroska_LIBRARY)
  21               set(Matroska_LIBRARIES "${matroska_LIBRARY}")
  22               set(Matroska_FOUND TRUE CACHE INTERNAL "")
  23         endif (matroska_LIBRARY)
  24         foreach (library ebml ebml_pic)
  25             find_library( ${library}_LIBRARY ${library} )
  26             if (${library}_LIBRARY)
  27               set(Matroska_LIBRARIES "${library};${Matroska_LIBRARIES}")
  28             endif (${library}_LIBRARY)
  29         endforeach (library)
  30         set(Matroska_LIBRARIES "${Matroska_LIBRARIES}" CACHE INTERNAL STRING)
  31     endif (NOT Matroska_FOUND)
  32
  33     if (Matroska_FOUND)
  34       if (NOT Matroska_FIND_QUIETLY)
  35         message(STATUS "Found Matroska in: ${Matroska_LIBRARIES}")
  36       endif (NOT Matroska_FIND_QUIETLY)
  37     else (Matroska_FOUND)
  38       if (Matroska_FIND_REQUIRED)
  39         message(FATAL_ERROR "Could not find the library containing Matroska")
  40       endif (Matroska_FIND_REQUIRED)
  41     endif (Matroska_FOUND)
  42
  43     mark_as_advanced(Matroska_LIBRARIES)
  44 endif(NOT Matroska_SEARCHED)