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//proc/self/root/usr/share/cmake/Modules/FindALSA.cmake
# - Find alsa # Find the alsa libraries (asound) # # This module defines the following variables: # ALSA_FOUND - True if ALSA_INCLUDE_DIR & ALSA_LIBRARY are found # ALSA_LIBRARIES - Set when ALSA_LIBRARY is found # ALSA_INCLUDE_DIRS - Set when ALSA_INCLUDE_DIR is found # # ALSA_INCLUDE_DIR - where to find asoundlib.h, etc. # ALSA_LIBRARY - the asound library # ALSA_VERSION_STRING - the version of alsa found (since CMake 2.8.8) # #============================================================================= # Copyright 2009-2011 Kitware, Inc. # Copyright 2009-2011 Philip Lowman <philip@yhbt.com> # # Distributed under the OSI-approved BSD License (the "License"); # see accompanying file Copyright.txt for details. # # This software is distributed WITHOUT ANY WARRANTY; without even the # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. # See the License for more information. #============================================================================= # (To distribute this file outside of CMake, substitute the full # License text for the above reference.) find_path(ALSA_INCLUDE_DIR NAMES alsa/asoundlib.h DOC "The ALSA (asound) include directory" ) find_library(ALSA_LIBRARY NAMES asound DOC "The ALSA (asound) library" ) if(ALSA_INCLUDE_DIR AND EXISTS "${ALSA_INCLUDE_DIR}/alsa/version.h") file(STRINGS "${ALSA_INCLUDE_DIR}/alsa/version.h" alsa_version_str REGEX "^#define[\t ]+SND_LIB_VERSION_STR[\t ]+\".*\"") string(REGEX REPLACE "^.*SND_LIB_VERSION_STR[\t ]+\"([^\"]*)\".*$" "\\1" ALSA_VERSION_STRING "${alsa_version_str}") unset(alsa_version_str) endif() # handle the QUIETLY and REQUIRED arguments and set ALSA_FOUND to TRUE if # all listed variables are TRUE include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) FIND_PACKAGE_HANDLE_STANDARD_ARGS(ALSA REQUIRED_VARS ALSA_LIBRARY ALSA_INCLUDE_DIR VERSION_VAR ALSA_VERSION_STRING) if(ALSA_FOUND) set( ALSA_LIBRARIES ${ALSA_LIBRARY} ) set( ALSA_INCLUDE_DIRS ${ALSA_INCLUDE_DIR} ) endif() mark_as_advanced(ALSA_INCLUDE_DIR ALSA_LIBRARY)
