From 7883fef28bc5e6c8976f93586bed2d5d10071444 Mon Sep 17 00:00:00 2001 From: Stephen Sinclair Date: Tue, 1 May 2018 12:34:17 -0300 Subject: [PATCH] autoconf: separate OS defaults and audio API testing --- configure.ac | 212 +++++++++++++++++++++++++++------------------------ 1 file changed, 112 insertions(+), 100 deletions(-) diff --git a/configure.ac b/configure.ac index 286b7d9..5a663a5 100644 --- a/configure.ac +++ b/configure.ac @@ -147,114 +147,126 @@ AC_CONFIG_LINKS( [doc/images/ccrma.gif:doc/images/ccrma.gif] ) # Checks for package options and external software AC_CANONICAL_HOST -AC_MSG_CHECKING([for audio API]) +# Aggregate options into a single string. +AS_IF([test "x$with_jack" = "xyes"], [systems="$systems jack"]) +AS_IF([test "x$with_alsa" = "xyes"], [systems="$systems alsa"]) +AS_IF([test "x$with_pulse" = "xyes"], [systems="$systems pulse"]) +AS_IF([test "x$with_oss" = "xyes"], [systems="$systems oss"]) +AS_IF([test "x$with_core" = "xyes"], [systems="$systems core"]) +AS_IF([test "x$with_asio" = "xyes"], [systems="$systems asio"]) +AS_IF([test "x$with_ds" = "xyes"], [systems="$systems ds"]) +AS_IF([test "x$with_wasapi" = "xyes"], [systems="$systems wasapi"]) +required=" $systems " + +# If none, assign defaults if any are known for this OS. +# User must specified with-* options for any unknown OS. +AS_IF([test "x$systems" = "x"], + AS_CASE([$host], + [*-*-netbsd*], [systems="oss"], + [*-*-freebsd*], [systems="oss"], + [*-*-linux*], [systems="alsa pulse jack oss"], + [*-apple*], [systems="core jack"], + [*-mingw32*], [systems="asio ds wasapi jack"] + )) -AS_IF([test "x$with_jack" = "xyes"], [ - AC_MSG_RESULT([using JACK]) - AC_CHECK_LIB(jack, jack_client_open, , AC_MSG_ERROR([JACK support requires the jack library!])) - api="$api -D__UNIX_JACK__" - req="$req jack" +# For each audio system, check if it is selected and found. +# Note: Order specified above is not necessarily respected. However, +# *actual* priority is set at run-time, see RtAudio::openRtApi. +# One AS_CASE per system, since they are not mutually-exclusive. +systems=" $systems " + +AS_CASE(["$systems"], [*" alsa "*], [ + AC_CHECK_LIB(asound, snd_pcm_open, + [api="$api -D__LINUX_ALSA__" + req="$req alsa" + need_pthread=yes + found="$found ALSA" + LIBS="-lasound $LIBS"], + AS_CASE(["$required"], [*" alsa "*], + AC_MSG_ERROR([ALSA support requires the asound library!]))) ]) +AS_CASE(["$systems"], [*" pulse "*], [ + AC_CHECK_LIB(pulse-simple, pa_simple_flush, + [api="$api -D__LINUX_PULSE__" + req="$req libpulse-simple" + need_pthread=yes + found="$found PulseAudio" + LIBS="-lpulse-simple $LIBS"], + AS_CASE(["$required"], [*" pulse "*], + AC_MSG_ERROR([PulseAudio support requires the pulse-simple library!]))) +]) -AS_CASE([$host], - [*-*-netbsd*], - AS_IF([test "x$api" = "x"], [ - AC_MSG_RESULT([using OSS]) - api="$api -D__LINUX_OSS__" - AC_CHECK_LIB(ossaudio, main, , AC_MSG_ERROR([RtAudio requires the ossaudio library])) - AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR([RtAudio requires the pthread library!])) - ]), - [*-*-freebsd*], - AS_IF([test "x$api" = "x"], [ - AC_MSG_RESULT([using OSS]) - api="$api -D__LINUX_OSS__" - AC_CHECK_LIB(ossaudio, main, , AC_MSG_ERROR([RtAudio requires the ossaudio library])) - AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR([RtAudio requires the pthread library!])) - ]), - [*-*-linux*], [ - # Look for ALSA flag - AS_IF([test "x$with_alsa" = "xyes"], [ - AC_MSG_RESULT([using ALSA]) - api="$api -D__LINUX_ALSA__" - req="$req alsa" - AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR([ALSA support requires the asound library!])) - ]) - # Look for PULSE flag - AS_IF([test "x$with_pulse" = "xyes"], [ - AC_MSG_RESULT([using PulseAudio]) - api="$api -D__LINUX_PULSE__" - req="$req libpulse-simple" - AC_CHECK_LIB(pulse-simple, pa_simple_flush, , AC_MSG_ERROR([PulseAudio support requires the pulse-simple library!])) - ]) +AS_CASE(["$systems"], [*" oss "*], [ + AC_CHECK_LIB(ossaudio, main, + [api="$api -D__LINUX_OSS__" + need_pthread=yes + found="$found OSS" + LIBS="-lossaudio $LIBS"], + AS_CASE(["$required"], [*" oss "*], + AC_MSG_ERROR([RtAudio requires the ossaudio library]))) +]) - # Look for OSS flag - AS_IF([test "x$with_oss" = "xyes"], [ - AC_MSG_RESULT([using OSS]) - api="$api -D__LINUX_OSS__" - ]) +AS_CASE(["$systems"], [*" jack "*], [ + AC_CHECK_LIB(jack, jack_client_open, + [api="$api -D__UNIX_JACK__" + req="$req jack" + need_pthread=yes + found="$found JACK" + LIBS="-ljack $LIBS"], + AS_CASE(["$required"], [*" jack "*], + AC_MSG_ERROR([JACK support requires the jack library!]))) +]) - # If no audio api flags specified, use ALSA - AS_IF([test "x$api" = "x" ], [ - AC_MSG_RESULT([using ALSA]) - api="${api} -D__LINUX_ALSA__" - req="${req} alsa" - AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR([ALSA support requires the asound library!])) - ]) - AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR([RtAudio requires the pthread library!])) - ], - [*-apple*],[ - # Look for Core flag - AS_IF([test "x$with_core" = "xyes"], [ - AC_MSG_RESULT([using CoreAudio]) - api="$api -D__MACOSX_CORE__" - AC_CHECK_HEADER(CoreAudio/CoreAudio.h, [], [AC_MSG_ERROR([CoreAudio header files not found!])] ) - LIBS="$LIBS -framework CoreAudio -framework CoreFoundation" - ]) - # If no audio api flags specified, use CoreAudio - AS_IF([test "x$api" = "x" ], [ - AC_MSG_RESULT([using CoreAudio]) - api="${api} -D__MACOSX_CORE__" - AC_CHECK_HEADER(CoreAudio/CoreAudio.h, - [], - [AC_MSG_ERROR([CoreAudio header files not found!])] ) - LIBS="LIBS -framework CoreAudio -framework CoreFoundation" - ]) - AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR([RtAudio requires the pthread library!])) - ], - [*-mingw32*],[ - AS_IF([test "x$with_asio" = "xyes" ], [ - AC_MSG_RESULT([using ASIO]) - api="$api -D__WINDOWS_ASIO__" - use_asio=yes - CPPFLAGS="-I$srcdir/include $CPPFLAGS" - ]) - # Look for DirectSound flag - AS_IF([test "x$with_ds" = "xyes" ], [ - AC_MSG_RESULT([using DirectSound]) - api="$api -D__WINDOWS_DS__" - LIBS="-ldsound -lwinmm $LIBS" - ]) - # Look for WASAPI flag - AS_IF([test "x$with_wasapi" = "xyes"], [ - AC_MSG_RESULT([using WASAPI]) - api="$api -D__WINDOWS_WASAPI__" - LIBS="-lwinmm -luuid -lksuser $LIBS" - CPPFLAGS="-I$srcdir/include $CPPFLAGS" - ]) - # If no audio api flags specified, use DS - AS_IF([test "x$api" = "x" ], [ - AC_MSG_RESULT([using DirectSound]) - api="$api -D__WINDOWS_DS__" - LIBS="-ldsound -lwinmm $LIBS" - ]) - LIBS="-lole32 $LIBS" - ],[ +AS_CASE(["$systems"], [*" core "*], [ + AC_CHECK_HEADER(CoreAudio/CoreAudio.h, + [api="$api -D__MACOSX_CORE__" + need_pthread=yes + found="$found CoreAudio", + LIBS="$LIBS -framework CoreAudio -framework CoreFoundation"], + AS_CASE(["$required"], [*" core "*], + AC_MSG_ERROR([CoreAudio header files not found!]))) +]) + +AS_CASE(["$systems"], [*" asio "*], [ + api="$api -D__WINDOWS_ASIO__" + use_asio=yes + CPPFLAGS="-I$srcdir/include $CPPFLAGS" + need_ole32=yes + found="$found ASIO" +]) + +AS_CASE(["$systems"], [*" ds "*], [ + api="$api -D__WINDOWS_DS__" + need_ole32=yes + found="$found DirectSound" + LIBS="-ldsound -lwinmm $LIBS" +]) + +AS_CASE(["$systems"], [*" wasapi "*], [ + api="$api -D__WINDOWS_WASAPI__" + CPPFLAGS="-I$srcdir/include $CPPFLAGS" + need_ole32=yes + found="$found WASAPI" + LIBS="-lwinmm -luuid -lksuser $LIBS" +]) + +AS_IF([test -n "$need_ole32"], [LIBS="-lole32 $LIBS"]) + +AS_IF([test -n "$need_pthread"],[ + AC_MSG_CHECKING([for pthread]) + AC_CHECK_LIB(pthread, pthread_create, , + AC_MSG_ERROR([RtAudio requires the pthread library!]))]) + +AC_MSG_CHECKING([for audio API]) + +# Error case: no known realtime systems found. +AS_IF([test x"$api" = "x"], [ AC_MSG_RESULT([none]) - # Default case for unknown realtime systems. AC_MSG_ERROR([Unknown system type for realtime support!]) - ] -) +], [ + AC_MSG_RESULT([$found]) +]) AM_CONDITIONAL( ASIO, [test "x${use_asio}" = "xyes" ]) -- 2.30.2