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#
# - Find portaudio
# Find the native PORTAUDIO includes and library
#
# PORTAUDIO_INCLUDE_DIRS - where to find portaudio.h, etc.
# PORTAUDIO_LIBRARIES - List of libraries when using portaudio.
# PORTAUDIO_FOUND - True if portaudio found.
#
# For Windows, Portaudio is just a set of headers, there is no library
# we build an archive ourselves
# So set PORTAUDIO_SRC_DIR and PORT_AUDIO_INCLUDE_DIRS
IF (PORTAUDIO_INCLUDE_DIRS)
# Already in cache, be silent
SET(PORTAUDIO_FIND_QUIETLY TRUE)
ENDIF (PORTAUDIO_INCLUDE_DIRS)
INCLUDE(FindWSWinLibs)
FindWSWinLibs("portaudio_.*" "PORTAUDIO_HINTS")
find_package(PkgConfig)
pkg_search_module(PORTAUDIO portaudio-2.0)
FIND_PATH(PORTAUDIO_INCLUDE_DIR portaudio.h
HINTS
"${PORTAUDIO_INCLUDEDIR}"
"${PORTAUDIO_HINTS}/include"
)
SET(PORTAUDIO_NAMES portaudio)
FIND_LIBRARY(PORTAUDIO_LIBRARY NAMES ${PORTAUDIO_NAMES}
HINTS "${PORTAUDIO_LIBDIR}")
# handle the QUIETLY and REQUIRED arguments and set PORTAUDIO_FOUND to TRUE if
# all listed variables are TRUE
INCLUDE(FindPackageHandleStandardArgs)
IF(WIN32)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(PORTAUDIO DEFAULT_MSG PORTAUDIO_INCLUDE_DIR)
ELSE(WIN32)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(PORTAUDIO DEFAULT_MSG PORTAUDIO_LIBRARY PORTAUDIO_INCLUDE_DIR)
ENDIF(WIN32)
IF(PORTAUDIO_FOUND)
IF(WIN32)
SET( PORTAUDIO_LIBRARIES "" )
SET( PORTAUDIO_SRC_DIR "${PORTAUDIO_HINTS}/src" )
SET( PORTAUDIO_INCLUDE_DIR
${PORTAUDIO_INCLUDE_DIR}
${PORTAUDIO_SRC_DIR}/common
${PORTAUDIO_SRC_DIR}/os/win
)
ELSE(WIN32)
SET( PORTAUDIO_LIBRARIES ${PORTAUDIO_LIBRARY} )
ENDIF(WIN32)
SET( PORTAUDIO_INCLUDE_DIRS ${PORTAUDIO_INCLUDE_DIR} )
# Check for newer PortAudio V19 API
# http://www.portaudio.com/docs/proposals/018-VersionInformationInterface.html
IF(WIN32)
# We only have the newer version on Windows
SET( PORTAUDIO_API_1 )
ELSE(WIN32)
INCLUDE(CheckFunctionExists)
SET(CMAKE_REQUIRED_INCLUDES ${PORTAUDIO_INCLUDE_DIRS})
SET(CMAKE_REQUIRED_LIBRARIES ${PORTAUDIO_LIBRARIES})
CHECK_FUNCTION_EXISTS(Pa_GetVersion HAVE_PA_GETVERSION)
SET(CMAKE_REQUIRED_INCLUDES "")
SET(CMAKE_REQUIRED_LIBRARIES "")
IF(HAVE_PA_GETVERSION)
# Symbol found, must be the newer V19 API
SET( PORTAUDIO_API_1 )
ELSE(HAVE_PA_GETVERSION)
# Symbol not found, must be the older V18 API
SET( PORTAUDIO_API_1 1 )
ENDIF(HAVE_PA_GETVERSION)
ENDIF(WIN32)
ELSE(PORTAUDIO_FOUND)
SET( PORTAUDIO_LIBRARIES )
SET( PORTAUDIO_INCLUDE_DIRS )
SET( PORTAUDIO_SRC_DIR )
ENDIF(PORTAUDIO_FOUND)
MARK_AS_ADVANCED( PORTAUDIO_LIBRARIES PORTAUDIO_INCLUDE_DIRS PORTAUDIO_SRC_DIR )
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