etlegacy-libs/openal/cmake/FindDSound.cmake

# - Find DirectSound includes and libraries
#
#   DSOUND_FOUND        - True if DSOUND_INCLUDE_DIR & DSOUND_LIBRARY are found
#   DSOUND_LIBRARIES    - Set when DSOUND_LIBRARY is found
#   DSOUND_INCLUDE_DIRS - Set when DSOUND_INCLUDE_DIR is found
#
#   DSOUND_INCLUDE_DIR - where to find dsound.h, etc.
#   DSOUND_LIBRARY     - the dsound library
#

if (WIN32)
  include(FindWindowsSDK)
  if (WINDOWSSDK_FOUND)
    get_windowssdk_library_dirs(${WINDOWSSDK_PREFERRED_DIR} WINSDK_LIB_DIRS)
    get_windowssdk_include_dirs(${WINDOWSSDK_PREFERRED_DIR} WINSDK_INCLUDE_DIRS)
  endif()
endif()

# DSOUND_INCLUDE_DIR
find_path(DSOUND_INCLUDE_DIR
          NAMES "dsound.h" 
          PATHS "${DXSDK_DIR}" ${WINSDK_INCLUDE_DIRS} 
          PATH_SUFFIXES include
          DOC "The DirectSound include directory")

# DSOUND_LIBRARY
find_library(DSOUND_LIBRARY
             NAMES dsound
             PATHS "${DXSDK_DIR}" ${WINSDK_LIB_DIRS}
             PATH_SUFFIXES lib lib/x86 lib/x64
             DOC "The DirectSound library")

include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(DSound REQUIRED_VARS DSOUND_LIBRARY DSOUND_INCLUDE_DIR)

if(DSOUND_FOUND)
    set(DSOUND_LIBRARIES ${DSOUND_LIBRARY})
    set(DSOUND_INCLUDE_DIRS ${DSOUND_INCLUDE_DIR})
endif()

mark_as_advanced(DSOUND_INCLUDE_DIR DSOUND_LIBRARY)