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# Alsa check, based on libkmid/configure.in.in.
# Only the support for Alsa >= 0.9.x was included; 0.5.x was dropped (but feel free to re-add it if you need it)
# It defines ...
# It offers the following macros:
# ALSA_CONFIGURE_FILE(config_header) - generate a config.h, typical usage:
# ALSA_CONFIGURE_FILE(${CMAKE_BINARY_DIR}/config-alsa.h)
# Copyright (c) 2006, David Faure, <faure@kde.org>
#
# Redistribution and use is allowed according to the terms of the BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
include(CheckIncludeFiles)
include(CheckIncludeFileCXX)
include(CheckLibraryExists)
# Already done by toplevel
#check_include_files(sys/soundcard.h HAVE_SYS_SOUNDCARD_H)
#check_include_files(machine/soundcard.h HAVE_MACHINE_SOUNDCARD_H)
check_include_files(linux/awe_voice.h HAVE_LINUX_AWE_VOICE_H)
check_include_files(awe_voice.h HAVE_AWE_VOICE_H)
check_include_files(/usr/src/sys/i386/isa/sound/awe_voice.h HAVE__USR_SRC_SYS_I386_ISA_SOUND_AWE_VOICE_H)
check_include_files(/usr/src/sys/gnu/i386/isa/sound/awe_voice.h HAVE__USR_SRC_SYS_GNU_I386_ISA_SOUND_AWE_VOICE_H)
check_include_file_cxx(sys/asoundlib.h HAVE_SYS_ASOUNDLIB_H)
check_include_file_cxx(alsa/asoundlib.h HAVE_ALSA_ASOUNDLIB_H)
check_library_exists(asound snd_seq_create_simple_port "" HAVE_LIBASOUND2)
if(HAVE_LIBASOUND2)
set(ASOUND_LIBRARY "asound")
check_library_exists(asound snd_pcm_resume ${ASOUND_LIBRARY} ASOUND_HAS_SND_PCM_RESUME)
message(STATUS "Found ALSA: ${ASOUND_LIBRARY}")
if(ASOUND_HAS_SND_PCM_RESUME)
set(HAVE_SND_PCM_RESUME 1)
endif(ASOUND_HAS_SND_PCM_RESUME)
SET (LIBASOUND2_FOUND TRUE)
else(HAVE_LIBASOUND2)
message(STATUS "ALSA not found")
endif(HAVE_LIBASOUND2)
set(ALSA_FOUND HAVE_LIBASOUND2)
get_filename_component(_FIND_ALSA_MODULE_DIR ${CMAKE_CURRENT_LIST_FILE} PATH)
macro(ALSA_CONFIGURE_FILE _destFile)
configure_file(${_FIND_ALSA_MODULE_DIR}/config-alsa.h.cmake ${_destFile} )
endmacro(ALSA_CONFIGURE_FILE _destFile)
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