1 # Process this file with autoconf to produce a configure script.
2 AC_INIT(RtAudio, 4.1.2, gary@music.mcgill.ca, rtaudio)
3 AC_CONFIG_AUX_DIR(config)
4 AC_CONFIG_SRCDIR(RtAudio.cpp)
5 AC_CONFIG_FILES([rtaudio-config 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], 5)
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
31 # Check version number coherency between RtAudio.h and configure.ac
32 AC_MSG_CHECKING([that version numbers are coherent])
34 [AC_LANG_PROGRAM([#include <string.h>
35 `grep "define RTAUDIO_VERSION" $srcdir/RtAudio.h`],
36 [return strcmp(RTAUDIO_VERSION, PACKAGE_VERSION);])],
37 [AC_MSG_RESULT([yes])],
38 [AC_MSG_FAILURE([testing RTAUDIO_VERSION==PACKAGE_VERSION failed, check that RtAudio.h defines RTAUDIO_VERSION as "$PACKAGE_VERSION" or that the first line of configure.ac has been updated.])])
40 # Enable some nice automake features if they are available
41 m4_ifdef([AM_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
42 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
44 # Fill GXX with something before test.
45 AC_SUBST( GXX, ["no"] )
47 dnl Check for pkg-config program, used for configuring some libraries.
48 m4_define_default([PKG_PROG_PKG_CONFIG],
49 [AC_MSG_CHECKING([pkg-config])
54 dnl If the pkg-config autoconf support isn't installed, define its
55 dnl autoconf macro to disable any packages depending on it.
56 m4_define_default([PKG_CHECK_MODULES],
57 [AC_MSG_CHECKING([$1])
62 AC_MSG_CHECKING(whether to compile debug version)
64 [AS_HELP_STRING([--enable-debug],[enable various debug output])],
65 [: ${CXXFLAGS="-g -O0"};] [AC_DEFINE([__RTAUDIO_DEBUG__])],
66 [: ${CXXFLAGS="-O3"}])
68 # Checks for programs.
69 AC_PROG_CXX(g++ CC c++ cxx)
71 AC_PATH_PROG(AR, ar, no)
72 if [[ $AR = "no" ]] ; then
73 AC_MSG_ERROR("Could not find ar - needed to create a library");
78 AC_CONFIG_MACRO_DIR([m4])
80 # Checks for header files.
82 AC_CHECK_HEADERS(sys/ioctl.h unistd.h)
84 # Check compiler and use -Wall if gnu
85 if test x"$GXX" = "xyes"; then
86 CXXFLAGS="${CXXFLAGS} -Wall -Wextra"
87 # Add -Werror in debug mode
88 if test x"${enable_debug+set}" = xset; then
89 CXXFLAGS="${CXXFLAGS} -Werror"
93 # Checks for functions
94 AC_CHECK_FUNCS(gettimeofday)
97 AC_CHECK_PROG( DOXYGEN, [doxygen], [doxygen] )
98 AM_CONDITIONAL( MAKE_DOC, [test "x${DOXYGEN}" != x] )
100 # Copy doc files to build dir if necessary
101 AC_CONFIG_LINKS( [doc/release.txt:doc/release.txt] )
102 AC_CONFIG_LINKS( [doc/doxygen/footer.html:doc/doxygen/footer.html] )
103 AC_CONFIG_LINKS( [doc/doxygen/error.txt:doc/doxygen/error.txt] )
104 AC_CONFIG_LINKS( [doc/doxygen/tutorial.txt:doc/doxygen/tutorial.txt] )
105 AC_CONFIG_LINKS( [doc/doxygen/compiling.txt:doc/doxygen/compiling.txt] )
106 AC_CONFIG_LINKS( [doc/doxygen/acknowledge.txt:doc/doxygen/acknowledge.txt] )
107 AC_CONFIG_LINKS( [doc/doxygen/license.txt:doc/doxygen/license.txt] )
108 AC_CONFIG_LINKS( [doc/doxygen/header.html:doc/doxygen/header.html] )
109 AC_CONFIG_LINKS( [doc/doxygen/duplex.txt:doc/doxygen/duplex.txt] )
110 AC_CONFIG_LINKS( [doc/doxygen/settings.txt:doc/doxygen/settings.txt] )
111 AC_CONFIG_LINKS( [doc/doxygen/probe.txt:doc/doxygen/probe.txt] )
112 AC_CONFIG_LINKS( [doc/doxygen/playback.txt:doc/doxygen/playback.txt] )
113 AC_CONFIG_LINKS( [doc/doxygen/multi.txt:doc/doxygen/multi.txt] )
114 AC_CONFIG_LINKS( [doc/doxygen/recording.txt:doc/doxygen/recording.txt] )
115 AC_CONFIG_LINKS( [doc/doxygen/apinotes.txt:doc/doxygen/apinotes.txt] )
116 AC_CONFIG_LINKS( [doc/images/mcgill.gif:doc/images/mcgill.gif] )
117 AC_CONFIG_LINKS( [doc/images/ccrma.gif:doc/images/ccrma.gif] )
119 # Checks for package options and external software
122 AC_SUBST( api, [""] )
123 AC_SUBST( req, [""] )
124 AC_MSG_CHECKING(for audio API)
127 AC_MSG_RESULT(using OSS)
128 api="$api -D__LINUX_OSS__"
129 LIBS="$LIBS -lossaudio"
130 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
134 AC_ARG_WITH(jack, [ --with-jack = choose JACK server support (mac and linux only)], [
135 api="$api -D__UNIX_JACK__"
136 AC_MSG_RESULT(using JACK)
137 AC_CHECK_LIB(jack, jack_client_open, , AC_MSG_ERROR(JACK support requires the jack library!))
138 AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(Jack support also requires the asound library!))], )
141 AC_ARG_WITH(alsa, [ --with-alsa = choose native ALSA API support (linux only)], [
142 api="$api -D__LINUX_ALSA__"
144 AC_MSG_RESULT(using ALSA)
145 AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))], )
147 # Look for PULSE flag
148 AC_ARG_WITH(pulse, [ --with-pulse = choose PulseAudio API support (linux only)], [
149 api="$api -D__LINUX_PULSE__"
150 req="$req libpulse-simple"
151 AC_MSG_RESULT(using PulseAudio)
152 AC_CHECK_LIB(pulse-simple, pa_simple_flush, , AC_MSG_ERROR(PulseAudio support requires the pulse-simple library!))], )
155 AC_ARG_WITH(oss, [ --with-oss = choose OSS API support (linux only)], [
156 api="$api -D__LINUX_OSS__"
157 AC_MSG_RESULT(using OSS)], )
159 # If no audio api flags specified, use ALSA
160 if [test "$api" == "";] then
161 AC_MSG_RESULT(using ALSA)
162 AC_SUBST( api, [-D__LINUX_ALSA__] )
164 AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))
167 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
171 AC_ARG_WITH(jack, [ --with-jack = choose JACK server support (unix only)], [
172 api="$api -D__UNIX_JACK__"
173 AC_MSG_RESULT(using JACK)
174 AC_CHECK_LIB(jack, jack_client_open, , AC_MSG_ERROR(JACK support requires the jack library!))], )
176 # AC_CHECK_HEADER(jack/jack.h, [], [AC_MSG_ERROR(Jack header file not found!)] )
177 # LIBS="$LIBS -framework jackmp" ], )
181 AC_ARG_WITH(core, [ --with-core = choose CoreAudio API support (mac only)], [
182 api="$api -D__MACOSX_CORE__"
183 AC_MSG_RESULT(using CoreAudio)
184 AC_CHECK_HEADER(CoreAudio/CoreAudio.h, [], [AC_MSG_ERROR(CoreAudio header files not found!)] )
185 LIBS="$LIBS -framework CoreAudio -framework CoreFoundation" ], )
187 # If no audio api flags specified, use CoreAudio
188 if [test "$api" == ""; ] then
189 AC_SUBST( api, [-D__MACOSX_CORE__] )
190 AC_MSG_RESULT(using CoreAudio)
191 AC_CHECK_HEADER(CoreAudio/CoreAudio.h,
193 [AC_MSG_ERROR(CoreAudio header files not found!)] )
194 AC_SUBST( LIBS, ["-framework CoreAudio -framework CoreFoundation"] )
197 AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
201 AC_ARG_WITH(asio, [ --with-asio = choose ASIO API support (windoze only)], [
202 api="$api -D__WINDOWS_ASIO__"
203 AC_MSG_RESULT(using ASIO)
204 AC_SUBST( objects, ["asio.o asiodrivers.o asiolist.o iasiothiscallresolver.o"] ) ], )
206 # Look for DirectSound flag
207 AC_ARG_WITH(ds, [ --with-ds = choose DirectSound API support (windoze only)], [
208 api="$api -D__WINDOWS_DS__"
209 AC_MSG_RESULT(using DirectSound)
210 LIBS="-ldsound -lwinmm $LIBS" ], )
212 # Look for WASAPI flag
213 AC_ARG_WITH(wasapi, [ --with-wasapi = choose Windows Audio Session API support (windoze only)], [
214 api="$api -D__WINDOWS_WASAPI__"
215 AC_MSG_RESULT(using WASAPI)
216 LIBS="-lwinmm -luuid -lksuser $LIBS" ], )
218 # If no audio api flags specified, use DS
219 if [test "$api" == "";] then
220 AC_SUBST( api, [-D__WINDOWS_DS__] )
221 AC_MSG_RESULT(using DirectSound)
222 LIBS="-ldsound -lwinmm $LIBS"
229 # Default case for unknown realtime systems.
230 AC_MSG_ERROR(Unknown system type for realtime support!)
234 CPPFLAGS="$CPPFLAGS $api"
238 chmod oug+x rtaudio-config