FindOSS.cmake

# - Find Oss
# Find Oss headers and libraries.
#
#  OSS_INCLUDE_DIR  -  where to find soundcard.h, etc.
#  OSS_FOUND        - True if Oss found.

# OSS is not for APPLE or WINDOWS

IF(APPLE OR WIN32)
  RETURN()
ENDIF()

FIND_PATH(LINUX_OSS_INCLUDE_DIR "linux/soundcard.h"
  "/usr/include" "/usr/local/include"
)

FIND_PATH(SYS_OSS_INCLUDE_DIR "sys/soundcard.h"
  "/usr/include" "/usr/local/include"
)

FIND_PATH(MACHINE_OSS_INCLUDE_DIR "machine/soundcard.h"
  "/usr/include" "/usr/local/include"
)

SET(OSS_FOUND FALSE)

IF(LINUX_OSS_INCLUDE_DIR)
	SET(OSS_FOUND TRUE)
	SET(OSS_INCLUDE_DIR ${LINUX_OSS_INCLUDE_DIR})
	SET(HAVE_LINUX_SOUNDCARD_H 1)
ENDIF()

IF(SYS_OSS_INCLUDE_DIR)
	SET(OSS_FOUND TRUE)
	SET(OSS_INCLUDE_DIR ${SYS_OSS_INCLUDE_DIR})
	SET(HAVE_SYS_SOUNDCARD_H 1)
ENDIF()

IF(MACHINE_OSS_INCLUDE_DIR)
	SET(OSS_FOUND TRUE)
	SET(OSS_INCLUDE_DIR ${MACHINE_OSS_INCLUDE_DIR})
	SET(HAVE_MACHINE_SOUNDCARD_H 1)
ENDIF()

MARK_AS_ADVANCED (
	OSS_FOUND
	OSS_INCLUDE_DIR
	LINUX_OSS_INCLUDE_DIR
	SYS_OSS_INCLUDE_DIR
	MACHINE_OSS_INCLUDE_DIR
  )


if (OSS_FOUND AND NOT TARGET OSS::OSS)
  add_library(OSS::OSS INTERFACE IMPORTED)
  set_target_properties(OSS::OSS PROPERTIES
    INTERFACE_INCLUDE_DIRECTORIES "${OSS_INCLUDE_DIRS}"
  )
endif()