# - Try to find ALSA

# Once done, this will define

#

#  ALSA_FOUND - system has ALSA (GL and GLU)

#  ALSA_INCLUDE_DIRS - the ALSA include directories

#  ALSA_LIBRARIES - link these to use ALSA

#  ALSA_GL_LIBRARY - only GL

#  ALSA_GLU_LIBRARY - only GLU

#

# See documentation on how to write CMake scripts at

# http://www.cmake.org/Wiki/CMake:How_To_Find_Libraries

include(LibFindMacros)

libfind_pkg_check_modules(ALSA_PKGCONF alsa)

find_path(ALSA_INCLUDE_DIR

  NAMES alsa/version.h

  PATHS ${ALSA_PKGCONF_INCLUDE_DIRS}

)

find_library(ALSA_LIBRARY

  NAMES asound

  PATHS ${ALSA_PKGCONF_LIBRARY_DIRS}

)

# Extract the version number

IF(ALSA_INCLUDE_DIR)

file(READ "${ALSA_INCLUDE_DIR}/alsa/version.h" _ALSA_VERSION_H_CONTENTS)

string(REGEX REPLACE ".*#define SND_LIB_VERSION_STR[ \t]*\"([^\n]*)\".*" "\\1" ALSA_VERSION "${_ALSA_VERSION_H_CONTENTS}")

ENDIF(ALSA_INCLUDE_DIR)

set(ALSA_PROCESS_INCLUDES ALSA_INCLUDE_DIR)

set(ALSA_PROCESS_LIBS ALSA_LIBRARY)

libfind_process(ALSA)