diff options
Diffstat (limited to 'modules/FindAlsa.cmake')
| -rw-r--r-- | modules/FindAlsa.cmake | 54 |
1 files changed, 33 insertions, 21 deletions
diff --git a/modules/FindAlsa.cmake b/modules/FindAlsa.cmake index 90966007..966841a9 100644 --- a/modules/FindAlsa.cmake +++ b/modules/FindAlsa.cmake @@ -4,8 +4,11 @@ # 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) +# ALSA_VERSION_STRING(version_string) looks for alsa/version.h and reads the version string into +# the first argument passed to the macro # Copyright (c) 2006, David Faure, <faure@kde.org> +# Copyright (c) 2007, Matthias Kretz <kretz@kde.org> # # Redistribution and use is allowed according to the terms of the BSD license. # For details see the accompanying COPYING-CMAKE-SCRIPTS file. @@ -15,34 +18,43 @@ 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) +FIND_LIBRARY(ASOUND_LIBRARY asound) +check_library_exists(asound snd_seq_create_simple_port ${ASOUND_LIBRARY} 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 ${CMAKE_CURRENT_LIST_FILE} PATH) +MACRO(ALSA_VERSION_STRING _result) + # check for version in alsa/version.h + FIND_PATH(_ALSA_INCLUDE_DIR alsa/version.h) + IF(_ALSA_INCLUDE_DIR) + FILE(READ "${_ALSA_INCLUDE_DIR}/alsa/version.h" _ALSA_VERSION_CONTENT) + STRING(REGEX REPLACE ".*SND_LIB_VERSION_STR.*\"(.*)\".*" "\\1" ${_result} ${_ALSA_VERSION_CONTENT}) + ELSE(_ALSA_INCLUDE_DIR) + MESSAGE(STATUS "ALSA version not known. ALSA output will probably not work correctly.") + ENDIF(_ALSA_INCLUDE_DIR) +ENDMACRO(ALSA_VERSION_STRING _result) +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} ) + 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_pcm_resume ${ASOUND_LIBRARY} ASOUND_HAS_SND_PCM_RESUME) + if(ASOUND_HAS_SND_PCM_RESUME) + set(HAVE_SND_PCM_RESUME 1) + endif(ASOUND_HAS_SND_PCM_RESUME) + + configure_file(${_FIND_ALSA_MODULE_DIR}/config-alsa.h.cmake ${_destFile}) endmacro(ALSA_CONFIGURE_FILE _destFile) |