1 # Process this file with autoconf to produce a configure script.
2 AC_INIT(RtAudio, 4.0, gary@music.mcgill.ca, rtaudio)
3 AC_CONFIG_AUX_DIR(config)
4 AC_CONFIG_SRCDIR(RtAudio.cpp)
5 AC_CONFIG_FILES([rtaudio-config librtaudio.pc Makefile tests/Makefile])
7 # Fill GXX with something before test.
8 AC_SUBST( GXX, ["no"] )
10 dnl Check for pkg-config program, used for configuring some libraries.
11 m4_define_default([PKG_PROG_PKG_CONFIG],
12 [AC_MSG_CHECKING([pkg-config])
17 dnl If the pkg-config autoconf support isn't installed, define its
18 dnl autoconf macro to disable any packages depending on it.
19 m4_define_default([PKG_CHECK_MODULES],
20 [AC_MSG_CHECKING([$1])
24 # Checks for programs.
25 AC_PROG_CXX(g++ CC c++ cxx)
27 AC_PATH_PROG(AR, ar, no)
28 if [[ $AR = "no" ]] ; then
29 AC_MSG_ERROR("Could not find ar - needed to create a library");
32 # Checks for header files.
34 AC_CHECK_HEADERS(sys/ioctl.h unistd.h)
37 AC_MSG_CHECKING(whether to compile debug version)
39 [ --enable-debug = enable various debug output],
40 [AC_SUBST( cppflag, [-D__RTAUDIO_DEBUG__] ) AC_SUBST( cxxflag, [-g] ) AC_SUBST( object_path, [Debug] ) AC_MSG_RESULT(yes)],
41 [AC_SUBST( cppflag, [] ) AC_SUBST( cxxflag, [-O2] ) AC_SUBST( object_path, [Release] ) AC_MSG_RESULT(no)])
44 # Checks for functions
45 AC_CHECK_FUNC(gettimeofday, [cppflag="$cppflag -DHAVE_GETTIMEOFDAY"], )
48 CPPFLAGS="$CPPFLAGS $cppflag"
50 # For debugging and optimization ... overwrite default because it has both -g and -O2
51 #CXXFLAGS="$CXXFLAGS $cxxflag"
54 # Check compiler and use -Wall if gnu.
55 if [test $GXX = "yes" ;] then
56 AC_SUBST( cxxflag, [-Wall] )
59 CXXFLAGS="$CXXFLAGS $cxxflag"
63 AC_SUBST( sharedlib, ["librtaudio.so"] )
64 AC_SUBST( sharedname, ["librtaudio.so.\$(RELEASE)"] )
65 AC_SUBST( libflags, ["-shared -Wl,-soname,\$(SHARED).\$(MAJOR) -o \$(SHARED).\$(RELEASE)"] )
68 AC_SUBST( sharedlib, ["librtaudio.dylib"] )
69 AC_SUBST( sharedname, ["librtaudio.\$(RELEASE).dylib"] )
70 AC_SUBST( libflags, ["-dynamiclib -o librtaudio.\$(RELEASE).dylib"] )
73 # Checks for package options and external software
76 AC_MSG_CHECKING(for audio API)
79 AC_MSG_RESULT(using OSS)
80 api="$api -D__LINUX_OSS__"
81 LIBS="$LIBS -lossaudio"
82 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
86 AC_ARG_WITH(jack, [ --with-jack = choose JACK server support (mac and linux only)], [
87 api="$api -D__UNIX_JACK__"
88 AC_MSG_RESULT(using JACK)
89 AC_CHECK_LIB(jack, jack_client_open, , AC_MSG_ERROR(JACK support requires the jack library!))
90 AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(Jack support also requires the asound library!))], )
93 AC_ARG_WITH(alsa, [ --with-alsa = choose native ALSA API support (linux only)], [
94 api="$api -D__LINUX_ALSA__"
96 AC_MSG_RESULT(using ALSA)
97 AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))], )
100 AC_ARG_WITH(pulse, [ --with-pulse = choose PulseAudio API support (linux only)], [
101 api="$api -D__LINUX_PULSE__"
102 req="$req libpulse-simple"
103 AC_MSG_RESULT(using PulseAudio)
104 PKG_CHECK_MODULES([PULSE], [libpulse-simple], , AC_MSG_ERROR(PulseAudio support requires the pulse-simple library!))
105 LIBS="$LIBS `pkg-config --libs libpulse-simple`" ], )
108 AC_ARG_WITH(oss, [ --with-oss = choose OSS API support (linux only)], [
109 api="$api -D__LINUX_OSS__"
110 AC_MSG_RESULT(using OSS)], )
112 # If no audio api flags specified, use ALSA
113 if [test "$api" == "";] then
114 AC_MSG_RESULT(using ALSA)
115 AC_SUBST( api, [-D__LINUX_ALSA__] )
117 AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))
120 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
124 AC_ARG_WITH(jack, [ --with-jack = choose JACK server support (unix only)], [
125 api="$api -D__UNIX_JACK__"
126 AC_MSG_RESULT(using JACK)
127 AC_CHECK_LIB(jack, jack_client_open, , AC_MSG_ERROR(JACK support requires the jack library!))], )
129 # AC_CHECK_HEADER(jack/jack.h, [], [AC_MSG_ERROR(Jack header file not found!)] )
130 # LIBS="$LIBS -framework jackmp" ], )
134 AC_ARG_WITH(core, [ --with-core = choose CoreAudio API support (mac only)], [
135 api="$api -D__MACOSX_CORE__"
136 AC_MSG_RESULT(using CoreAudio)
137 AC_CHECK_HEADER(CoreAudio/CoreAudio.h, [], [AC_MSG_ERROR(CoreAudio header files not found!)] )
138 LIBS="$LIBS -framework CoreAudio -framework CoreFoundation" ], )
140 # If no audio api flags specified, use CoreAudio
141 if [test "$api" == ""; ] then
142 AC_SUBST( api, [-D__MACOSX_CORE__] )
143 AC_MSG_RESULT(using CoreAudio)
144 AC_CHECK_HEADER(CoreAudio/CoreAudio.h,
146 [AC_MSG_ERROR(CoreAudio header files not found!)] )
147 AC_SUBST( LIBS, ["-framework CoreAudio -framework CoreFoundation"] )
150 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
154 AC_ARG_WITH(asio, [ --with-asio = choose ASIO API support (windoze only)], [
155 api="$api -D__WINDOWS_ASIO__"
156 AC_MSG_RESULT(using ASIO)
157 AC_SUBST( objects, ["asio.o asiodrivers.o asiolist.o iasiothiscallresolver.o"] ) ], )
159 # Look for DirectSound flag
160 AC_ARG_WITH(ds, [ --with-ds = choose DirectSound API support (windoze only)], [
161 api="$api -D__WINDOWS_DS__"
162 AC_MSG_RESULT(using DirectSound)
163 LIBS="-ldsound -lwinmm $LIBS" ], )
165 # If no audio api flags specified, use DirectSound
166 if [test "$api" == "";] then
167 AC_SUBST( api, [-D__WINDOWS_DS__] )
168 AC_MSG_RESULT(using DirectSound)
169 LIBS="-ldsound -lwinmm $LIBS"
176 # Default case for unknown realtime systems.
177 AC_MSG_ERROR(Unknown system type for realtime support!)
181 CPPFLAGS="$CPPFLAGS $api"
185 chmod oug+x rtaudio-config