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
37 AC_ARG_ENABLE(debug, [AS_HELP_STRING([--enable-debug],[enable various debug output])])
38 AC_ARG_WITH(jack, [AS_HELP_STRING([--with-jack], [choose JACK server support (mac and linux only)])])
39 AC_ARG_WITH(alsa, [AS_HELP_STRING([--with-alsa], [choose native ALSA API support (linux only)])])
40 AC_ARG_WITH(pulse, [AS_HELP_STRING([--with-pulse], [choose PulseAudio API support (linux only)])])
41 AC_ARG_WITH(oss, [AS_HELP_STRING([--with-oss], [choose OSS API support (unixes)])])
42 AC_ARG_WITH(core, [AS_HELP_STRING([--with-core], [choose CoreAudio API support (mac only)])])
43 AC_ARG_WITH(asio, [AS_HELP_STRING([--with-asio], [choose ASIO API support (win32 only)])])
44 AC_ARG_WITH(ds, [AS_HELP_STRING([--with-ds], [choose DirectSound API support (win32 only)])])
45 AC_ARG_WITH(wasapi, [AS_HELP_STRING([--with-wasapi], [choose Windows Audio Session API support (win32 only)])])
47 # Check version number coherency between RtAudio.h and configure.ac
48 AC_MSG_CHECKING([that version numbers are coherent])
49 RTAUDIO_VERSION=`sed -n 's/#define RTAUDIO_VERSION "\(.*\)"/\1/p' $srcdir/RtAudio.h`
51 [test "x$RTAUDIO_VERSION" != "x$PACKAGE_VERSION"],
52 [AC_MSG_FAILURE([testing RTAUDIO_VERSION==PACKAGE_VERSION failed, check that RtAudio.h defines RTAUDIO_VERSION as "$PACKAGE_VERSION" or that the first line of configure.ac has been updated.])]
54 # Enable some nice automake features if they are available
55 m4_ifdef([AM_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
56 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
58 # Fill GXX with something before test.
60 # if the user did not provide any CXXFLAGS, we can override them
61 AS_IF([test "x$CXXFLAGS" = "x" ], [override_cxx=yes], [override_cxx=no])
62 AS_IF([test "x$CFLAGS" = "x" ], [override_c=yes], [override_c=no])
64 dnl Check for pkg-config program, used for configuring some libraries.
65 m4_define_default([PKG_PROG_PKG_CONFIG],
66 [AC_MSG_CHECKING([pkg-config])
71 dnl If the pkg-config autoconf support isn't installed, define its
72 dnl autoconf macro to disable any packages depending on it.
73 m4_define_default([PKG_CHECK_MODULES],
74 [AC_MSG_CHECKING([$1])
79 # Checks for programs.
80 AC_PROG_CXX(g++ CC c++ cxx)
82 AC_PATH_PROG(AR, ar, no)
83 AS_IF([test "x${AR} = "xno" ], [
84 AC_MSG_ERROR("Could not find ar - needed to create a library");
89 AC_CONFIG_MACRO_DIR([m4])
91 # Checks for header files.
93 AC_CHECK_HEADERS(sys/ioctl.h unistd.h)
95 # Check compiler and use -Wall if gnu
96 AS_IF([test "x${GXX}" = "xyes" ], [
97 CXXFLAGS="-Wall -Wextra ${CXXFLAGS}"
98 AS_IF([ test "x${enable_debug}" = "xyes" ], [
99 # Add -Werror in debug mode
100 CXXFLAGS="-Werror ${CXXFLAGS}"
102 # hide private symbols in non-debug mode
103 visibility="-fvisibility=hidden"
108 AC_MSG_CHECKING(whether to compile debug version)
110 AS_CASE([${enable_debug}],
113 AC_DEFINE([__RTAUDIO_DEBUG__])
114 debugflags="${debugflags} -g -O0"
119 debugflags="${debugflags} -O3"
124 # For debugging and optimization ... overwrite default because it has both -g and -O2
125 AS_IF([test "x$debugflags" != x],
126 AS_IF([test "x$override_cxx" = "xyes" ], CXXFLAGS="$CXXFLAGS $debugflags", CXXFLAGS="$debugflags $CXXFLAGS")
127 AS_IF([test "x$override_c" = "xyes" ], CFLAGS="$CFLAGS $debugflags", CFLAGS="$debugflags $CFLAGS")
131 # Checks for functions
132 AC_CHECK_FUNC(gettimeofday, [cppflag="$cppflag -DHAVE_GETTIMEOFDAY"], )
135 AC_CHECK_PROG( DOXYGEN, [doxygen], [doxygen] )
136 AM_CONDITIONAL( MAKE_DOC, [test "x${DOXYGEN}" != x ] )
138 # Copy doc files to build dir if necessary
139 AC_CONFIG_LINKS( [doc/release.txt:doc/release.txt] )
140 AC_CONFIG_LINKS( [doc/doxygen/footer.html:doc/doxygen/footer.html] )
141 AC_CONFIG_LINKS( [doc/doxygen/error.txt:doc/doxygen/error.txt] )
142 AC_CONFIG_LINKS( [doc/doxygen/tutorial.txt:doc/doxygen/tutorial.txt] )
143 AC_CONFIG_LINKS( [doc/doxygen/compiling.txt:doc/doxygen/compiling.txt] )
144 AC_CONFIG_LINKS( [doc/doxygen/acknowledge.txt:doc/doxygen/acknowledge.txt] )
145 AC_CONFIG_LINKS( [doc/doxygen/license.txt:doc/doxygen/license.txt] )
146 AC_CONFIG_LINKS( [doc/doxygen/header.html:doc/doxygen/header.html] )
147 AC_CONFIG_LINKS( [doc/doxygen/duplex.txt:doc/doxygen/duplex.txt] )
148 AC_CONFIG_LINKS( [doc/doxygen/settings.txt:doc/doxygen/settings.txt] )
149 AC_CONFIG_LINKS( [doc/doxygen/probe.txt:doc/doxygen/probe.txt] )
150 AC_CONFIG_LINKS( [doc/doxygen/playback.txt:doc/doxygen/playback.txt] )
151 AC_CONFIG_LINKS( [doc/doxygen/multi.txt:doc/doxygen/multi.txt] )
152 AC_CONFIG_LINKS( [doc/doxygen/recording.txt:doc/doxygen/recording.txt] )
153 AC_CONFIG_LINKS( [doc/doxygen/apinotes.txt:doc/doxygen/apinotes.txt] )
154 AC_CONFIG_LINKS( [doc/images/mcgill.gif:doc/images/mcgill.gif] )
155 AC_CONFIG_LINKS( [doc/images/ccrma.gif:doc/images/ccrma.gif] )
157 # Checks for package options and external software
160 AC_MSG_CHECKING(for audio API)
162 AS_IF([test "x$with_jack" = "xyes"], [
163 AC_MSG_RESULT(using JACK)
164 AC_CHECK_LIB(jack, jack_client_open, , AC_MSG_ERROR(JACK support requires the jack library!))
165 api="$api -D__UNIX_JACK__"
170 AS_IF([test "x$api" = "x"], [
171 AC_MSG_RESULT(using OSS)
172 api="$api -D__LINUX_OSS__"
173 AC_CHECK_LIB(ossaudio, main, , AC_MSG_ERROR([RtAudio requires the ossaudio library]))
174 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
179 AS_IF([test "x$api" = "x"], [
180 AC_MSG_RESULT(using OSS)
181 api="$api -D__LINUX_OSS__"
182 AC_CHECK_LIB(ossaudio, main, , AC_MSG_ERROR([RtAudio requires the ossaudio library]))
183 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
189 AS_IF([test "x$with_alsa" = "xyes"], [
190 AC_MSG_RESULT(using ALSA)
191 api="$api -D__LINUX_ALSA__"
193 AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))
196 # Look for PULSE flag
197 AS_IF([test "x$with_pulse" = "xyes"], [
198 AC_MSG_RESULT(using PulseAudio)
199 api="$api -D__LINUX_PULSE__"
200 req="$req libpulse-simple"
201 AC_CHECK_LIB(pulse-simple, pa_simple_flush, , AC_MSG_ERROR(PulseAudio support requires the pulse-simple library!))
205 AS_IF([test "x$with_oss" = "xyes"], [
206 AC_MSG_RESULT(using OSS)
207 api="$api -D__LINUX_OSS__"
210 # If no audio api flags specified, use ALSA
211 AS_IF([test "x$api" = "x" ], [
212 AC_MSG_RESULT(using ALSA)
213 api="${api} -D__LINUX_ALSA__"
215 AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))
217 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
222 AS_IF([test "x$with_core" = "xyes"], [
223 AC_MSG_RESULT(using CoreAudio)
224 api="$api -D__MACOSX_CORE__"
225 AC_CHECK_HEADER(CoreAudio/CoreAudio.h, [], [AC_MSG_ERROR(CoreAudio header files not found!)] )
226 LIBS="$LIBS -framework CoreAudio -framework CoreFoundation"
229 # If no audio api flags specified, use CoreAudio
230 AS_IF([test "x$api" = "x" ], [
231 AC_MSG_RESULT(using CoreAudio)
232 api="${api} -D__MACOSX_CORE__"
233 AC_CHECK_HEADER(CoreAudio/CoreAudio.h,
235 [AC_MSG_ERROR(CoreAudio header files not found!)] )
236 LIBS="LIBS -framework CoreAudio -framework CoreFoundation"
239 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
243 AS_IF([test "x$with_asio" = "xyes" ], [
244 AC_MSG_RESULT(using ASIO)
245 api="$api -D__WINDOWS_ASIO__"
246 AC_SUBST( objects, ["asio.o asiodrivers.o asiolist.o iasiothiscallresolver.o"] )
249 # Look for DirectSound flag
250 AS_IF([test "x$with_ds" = "xyes" ], [
251 AC_MSG_RESULT(using DirectSound)
252 api="$api -D__WINDOWS_DS__"
253 LIBS="-ldsound -lwinmm $LIBS"
256 # Look for WASAPI flag
257 AS_IF([test "x$with_wasapi" = "xyes"], [
258 AC_MSG_RESULT(using WASAPI)
259 api="$api -D__WINDOWS_WASAPI__"
260 LIBS="-lwinmm -luuid -lksuser $LIBS"
263 # If no audio api flags specified, use DS
264 AS_IF([test "x$api" = "x" ], [
265 AC_MSG_RESULT(using DirectSound)
266 api="$api -D__WINDOWS_DS__"
267 LIBS="-ldsound -lwinmm $LIBS"
274 # Default case for unknown realtime systems.
275 AC_MSG_ERROR(Unknown system type for realtime support!)
279 CPPFLAGS="$CPPFLAGS $api"