1 # Process this file with autoconf to produce a configure script.
2 AC_INIT(RtAudio, 5.0.0, gary@music.mcgill.ca, rtaudio)
3 AC_CONFIG_AUX_DIR(config)
4 AC_CONFIG_SRCDIR(RtAudio.cpp)
5 AC_CONFIG_FILES([rtaudio.pc Makefile tests/Makefile doc/Makefile doc/doxygen/Doxyfile])
6 AM_INIT_AUTOMAKE([1.14 -Wall -Werror foreign subdir-objects])
8 # libtool version: current:revision:age
10 # If the library source code has changed at all since the last update, then
11 # increment revision (`c:r:a' becomes `c:r+1:a').
13 # If any interfaces have been added, removed, or changed since the last update,
14 # increment current, and set revision to 0.
16 # If any interfaces have been added since the last public release, then
19 # If any interfaces have been removed since the last public release, then set
21 m4_define([lt_current], 6)
22 m4_define([lt_revision], 0)
23 m4_define([lt_age], 0)
25 m4_define([lt_version_info], [lt_current:lt_revision:lt_age])
26 m4_define([lt_current_minus_age], [m4_eval(lt_current - lt_age)])
28 SO_VERSION=lt_version_info
36 # Check version number coherency between RtAudio.h and configure.ac
37 AC_MSG_CHECKING([that version numbers are coherent])
38 RTAUDIO_VERSION=`sed -n 's/#define RTAUDIO_VERSION "\(.*\)"/\1/p' $srcdir/RtAudio.h`
40 [test "x$RTAUDIO_VERSION" != "x$PACKAGE_VERSION"],
41 [AC_MSG_FAILURE([testing RTAUDIO_VERSION==PACKAGE_VERSION failed, check that RtAudio.h defines RTAUDIO_VERSION as "$PACKAGE_VERSION" or that the first line of configure.ac has been updated.])]
43 # Enable some nice automake features if they are available
44 m4_ifdef([AM_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
45 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
47 # Fill GXX with something before test.
50 dnl Check for pkg-config program, used for configuring some libraries.
51 m4_define_default([PKG_PROG_PKG_CONFIG],
52 [AC_MSG_CHECKING([pkg-config])
57 dnl If the pkg-config autoconf support isn't installed, define its
58 dnl autoconf macro to disable any packages depending on it.
59 m4_define_default([PKG_CHECK_MODULES],
60 [AC_MSG_CHECKING([$1])
65 AC_MSG_CHECKING(whether to compile debug version)
67 [AS_HELP_STRING([--enable-debug],[enable various debug output])],
68 [: ${CXXFLAGS="-g -O0"};] [AC_DEFINE([__RTAUDIO_DEBUG__])],
69 [: ${CXXFLAGS="-O3"}])
71 # Checks for programs.
72 AC_PROG_CXX(g++ CC c++ cxx)
74 AC_PATH_PROG(AR, ar, no)
75 AS_IF([test "x${AR} = "xno" ], [
76 AC_MSG_ERROR("Could not find ar - needed to create a library");
81 AC_CONFIG_MACRO_DIR([m4])
83 # Checks for header files.
85 AC_CHECK_HEADERS(sys/ioctl.h unistd.h)
87 # Check compiler and use -Wall if gnu
88 AS_IF([test "x${GXX} = "xyes" ], [
89 CXXFLAGS="${CXXFLAGS} -Wall -Wextra"
90 # Add -Werror in debug mode
91 if test x"${enable_debug+set}" = xset; then
92 CXXFLAGS="${CXXFLAGS} -Werror"
96 # Checks for functions
97 AC_CHECK_FUNC(gettimeofday, [cppflag="$cppflag -DHAVE_GETTIMEOFDAY"], )
100 AC_CHECK_PROG( DOXYGEN, [doxygen], [doxygen] )
101 AM_CONDITIONAL( MAKE_DOC, [test "x${DOXYGEN}" != x] )
103 # Copy doc files to build dir if necessary
104 AC_CONFIG_LINKS( [doc/release.txt:doc/release.txt] )
105 AC_CONFIG_LINKS( [doc/doxygen/footer.html:doc/doxygen/footer.html] )
106 AC_CONFIG_LINKS( [doc/doxygen/error.txt:doc/doxygen/error.txt] )
107 AC_CONFIG_LINKS( [doc/doxygen/tutorial.txt:doc/doxygen/tutorial.txt] )
108 AC_CONFIG_LINKS( [doc/doxygen/compiling.txt:doc/doxygen/compiling.txt] )
109 AC_CONFIG_LINKS( [doc/doxygen/acknowledge.txt:doc/doxygen/acknowledge.txt] )
110 AC_CONFIG_LINKS( [doc/doxygen/license.txt:doc/doxygen/license.txt] )
111 AC_CONFIG_LINKS( [doc/doxygen/header.html:doc/doxygen/header.html] )
112 AC_CONFIG_LINKS( [doc/doxygen/duplex.txt:doc/doxygen/duplex.txt] )
113 AC_CONFIG_LINKS( [doc/doxygen/settings.txt:doc/doxygen/settings.txt] )
114 AC_CONFIG_LINKS( [doc/doxygen/probe.txt:doc/doxygen/probe.txt] )
115 AC_CONFIG_LINKS( [doc/doxygen/playback.txt:doc/doxygen/playback.txt] )
116 AC_CONFIG_LINKS( [doc/doxygen/multi.txt:doc/doxygen/multi.txt] )
117 AC_CONFIG_LINKS( [doc/doxygen/recording.txt:doc/doxygen/recording.txt] )
118 AC_CONFIG_LINKS( [doc/doxygen/apinotes.txt:doc/doxygen/apinotes.txt] )
119 AC_CONFIG_LINKS( [doc/images/mcgill.gif:doc/images/mcgill.gif] )
120 AC_CONFIG_LINKS( [doc/images/ccrma.gif:doc/images/ccrma.gif] )
122 # Checks for package options and external software
125 AC_MSG_CHECKING(for audio API)
127 AC_ARG_WITH(jack, [ --with-jack = choose JACK server support (mac and linux only)])
128 AS_IF([test "x$with_jack" = "xyes"], [
129 AC_MSG_RESULT(using JACK)
130 AC_CHECK_LIB(jack, jack_client_open, , AC_MSG_ERROR(JACK support requires the jack library!))
131 api="$api -D__UNIX_JACK__"
136 AS_IF([test "x$api" = "x"], [
137 AC_MSG_RESULT(using OSS)
138 api="$api -D__LINUX_OSS__"
139 AC_CHECK_LIB(ossaudio, main, , AC_MSG_ERROR([RtAudio requires the ossaudio library]))
140 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
145 AS_IF([test "x$api" = "x"], [
146 AC_MSG_RESULT(using OSS)
147 api="$api -D__LINUX_OSS__"
148 AC_CHECK_LIB(ossaudio, main, , AC_MSG_ERROR([RtAudio requires the ossaudio library]))
149 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
155 AC_ARG_WITH(alsa, [ --with-alsa = choose native ALSA API support (linux only)])
156 AS_IF([test "x$with_alsa" = "xyes"], [
157 AC_MSG_RESULT(using ALSA)
158 api="$api -D__LINUX_ALSA__"
160 AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))
163 # Look for PULSE flag
164 AC_ARG_WITH(pulse, [ --with-pulse = choose PulseAudio API support (linux only)])
165 AS_IF([test "x$with_pulse" = "xyes"], [
166 AC_MSG_RESULT(using PulseAudio)
167 api="$api -D__LINUX_PULSE__"
168 req="$req libpulse-simple"
169 AC_CHECK_LIB(pulse-simple, pa_simple_flush, , AC_MSG_ERROR(PulseAudio support requires the pulse-simple library!))
173 AC_ARG_WITH(oss, [ --with-oss = choose OSS API support (unixes)])
174 AS_IF([test "x$with_oss" = "xyes"], [
175 AC_MSG_RESULT(using OSS)
176 api="$api -D__LINUX_OSS__"
179 # If no audio api flags specified, use ALSA
180 AS_IF([test "x$api" = "x" ], [
181 AC_MSG_RESULT(using ALSA)
182 api="${api} -D__LINUX_ALSA__"
184 AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))
186 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
191 AC_ARG_WITH(core, [ --with-core = choose CoreAudio API support (mac only)])
192 AS_IF([test "x$with_core" = "xyes"], [
193 AC_MSG_RESULT(using CoreAudio)
194 api="$api -D__MACOSX_CORE__"
195 AC_CHECK_HEADER(CoreAudio/CoreAudio.h, [], [AC_MSG_ERROR(CoreAudio header files not found!)] )
196 LIBS="$LIBS -framework CoreAudio -framework CoreFoundation"
199 # If no audio api flags specified, use CoreAudio
200 AS_IF([test "x$api" = "x" ], [
201 AC_MSG_RESULT(using CoreAudio)
202 api="${api} -D__MACOSX_CORE__"
203 AC_CHECK_HEADER(CoreAudio/CoreAudio.h,
205 [AC_MSG_ERROR(CoreAudio header files not found!)] )
206 LIBS="LIBS -framework CoreAudio -framework CoreFoundation"
209 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
213 AC_ARG_WITH(asio, [ --with-asio = choose ASIO API support (windoze only)])
214 AS_IF([test "x$with_asio" = "xyes" ], [
215 AC_MSG_RESULT(using ASIO)
216 api="$api -D__WINDOWS_ASIO__"
217 AC_SUBST( objects, ["asio.o asiodrivers.o asiolist.o iasiothiscallresolver.o"] )
220 # Look for DirectSound flag
221 AC_ARG_WITH(ds, [ --with-ds = choose DirectSound API support (windoze only)])
222 AS_IF([test "x$with_ds" = "xyes" ], [
223 AC_MSG_RESULT(using DirectSound)
224 api="$api -D__WINDOWS_DS__"
225 LIBS="-ldsound -lwinmm $LIBS"
228 # Look for WASAPI flag
229 AC_ARG_WITH(wasapi, [ --with-wasapi = choose Windows Audio Session API support (windoze only)])
230 AS_IF([test "x$with_wasapi" = "xyes"], [
231 AC_MSG_RESULT(using WASAPI)
232 api="$api -D__WINDOWS_WASAPI__"
233 LIBS="-lwinmm -luuid -lksuser $LIBS"
236 # If no audio api flags specified, use DS
237 AS_IF([test "x$api" = "x" ], [
238 AC_MSG_RESULT(using DirectSound)
239 api="$api -D__WINDOWS_DS__"
240 LIBS="-ldsound -lwinmm $LIBS"
247 # Default case for unknown realtime systems.
248 AC_MSG_ERROR(Unknown system type for realtime support!)
252 CPPFLAGS="$CPPFLAGS $api"