configure.ac

   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])
   7
   8 # libtool version: current:revision:age
   9 #
  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').
  12 #
  13 # If any interfaces have been added, removed, or changed since the last update,
  14 # increment current, and set revision to 0.
  15 #
  16 # If any interfaces have been added since the last public release, then
  17 # increment age.
  18 #
  19 # If any interfaces have been removed since the last public release, then set
  20 # age to 0.
  21 m4_define([lt_current], 6)
  22 m4_define([lt_revision], 0)
  23 m4_define([lt_age], 0)
  24
  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)])
  27
  28 SO_VERSION=lt_version_info
  29 AC_SUBST(SO_VERSION)
  30 AC_SUBST(api)
  31 AC_SUBST(req)
  32
  33 api=""
  34 req=""
  35
  36 # Check version number coherency between RtAudio.h and configure.ac
  37 AC_MSG_CHECKING([that version numbers are coherent])
  38 AC_RUN_IFELSE(
  39    [AC_LANG_PROGRAM([#include <string.h>
  40                      `grep "define RTAUDIO_VERSION" $srcdir/RtAudio.h`],
  41                     [return strcmp(RTAUDIO_VERSION, PACKAGE_VERSION);])],
  42    [AC_MSG_RESULT([yes])],
  43    [AC_MSG_FAILURE([testing RTAUDIO_VERSION==PACKAGE_VERSION failed, check that RtAudio.h defines RTAUDIO_VERSION as "$PACKAGE_VERSION" or that the first line of configure.ac has been updated.])])
  44
  45 # Enable some nice automake features if they are available
  46 m4_ifdef([AM_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
  47 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  48
  49 # Fill GXX with something before test.
  50 GXX = "no"
  51
  52 dnl Check for pkg-config program, used for configuring some libraries.
  53 m4_define_default([PKG_PROG_PKG_CONFIG],
  54 [AC_MSG_CHECKING([pkg-config])
  55 AC_MSG_RESULT([no])])
  56
  57 PKG_PROG_PKG_CONFIG
  58
  59 dnl If the pkg-config autoconf support isn't installed, define its
  60 dnl autoconf macro to disable any packages depending on it.
  61 m4_define_default([PKG_CHECK_MODULES],
  62 [AC_MSG_CHECKING([$1])
  63 AC_MSG_RESULT([no])
  64 $4])
  65
  66 # Check for debug
  67 AC_MSG_CHECKING(whether to compile debug version)
  68 AC_ARG_ENABLE(debug,
  69   [AS_HELP_STRING([--enable-debug],[enable various debug output])],
  70   [: ${CXXFLAGS="-g -O0"};] [AC_DEFINE([__RTAUDIO_DEBUG__])],
  71   [: ${CXXFLAGS="-O3"}])
  72
  73 # Checks for programs.
  74 AC_PROG_CXX(g++ CC c++ cxx)
  75 AM_PROG_AR
  76 AC_PATH_PROG(AR, ar, no)
  77 AS_IF([test "x${AR} = "xno" ], [
  78     AC_MSG_ERROR("Could not find ar - needed to create a library");
  79 ])
  80
  81 # Initialize libtool
  82 LT_INIT([win32-dll])
  83 AC_CONFIG_MACRO_DIR([m4])
  84
  85 # Checks for header files.
  86 AC_HEADER_STDC
  87 AC_CHECK_HEADERS(sys/ioctl.h unistd.h)
  88
  89 # Check compiler and use -Wall if gnu
  90 AS_IF([test "x${GXX} = "xyes" ], [
  91   CXXFLAGS="${CXXFLAGS} -Wall -Wextra"
  92   # Add -Werror in debug mode
  93   if test x"${enable_debug+set}" = xset; then
  94     CXXFLAGS="${CXXFLAGS} -Werror"
  95   fi
  96 ])
  97
  98 # Checks for functions
  99 AC_CHECK_FUNC(gettimeofday, [cppflag="$cppflag -DHAVE_GETTIMEOFDAY"], )
 100
 101 # Checks for doxygen
 102 AC_CHECK_PROG( DOXYGEN, [doxygen], [doxygen] )
 103 AM_CONDITIONAL( MAKE_DOC, [test "x${DOXYGEN}" != x] )
 104
 105 # Copy doc files to build dir if necessary
 106 AC_CONFIG_LINKS( [doc/release.txt:doc/release.txt] )
 107 AC_CONFIG_LINKS( [doc/doxygen/footer.html:doc/doxygen/footer.html] )
 108 AC_CONFIG_LINKS( [doc/doxygen/error.txt:doc/doxygen/error.txt] )
 109 AC_CONFIG_LINKS( [doc/doxygen/tutorial.txt:doc/doxygen/tutorial.txt] )
 110 AC_CONFIG_LINKS( [doc/doxygen/compiling.txt:doc/doxygen/compiling.txt] )
 111 AC_CONFIG_LINKS( [doc/doxygen/acknowledge.txt:doc/doxygen/acknowledge.txt] )
 112 AC_CONFIG_LINKS( [doc/doxygen/license.txt:doc/doxygen/license.txt] )
 113 AC_CONFIG_LINKS( [doc/doxygen/header.html:doc/doxygen/header.html] )
 114 AC_CONFIG_LINKS( [doc/doxygen/duplex.txt:doc/doxygen/duplex.txt] )
 115 AC_CONFIG_LINKS( [doc/doxygen/settings.txt:doc/doxygen/settings.txt] )
 116 AC_CONFIG_LINKS( [doc/doxygen/probe.txt:doc/doxygen/probe.txt] )
 117 AC_CONFIG_LINKS( [doc/doxygen/playback.txt:doc/doxygen/playback.txt] )
 118 AC_CONFIG_LINKS( [doc/doxygen/multi.txt:doc/doxygen/multi.txt] )
 119 AC_CONFIG_LINKS( [doc/doxygen/recording.txt:doc/doxygen/recording.txt] )
 120 AC_CONFIG_LINKS( [doc/doxygen/apinotes.txt:doc/doxygen/apinotes.txt] )
 121 AC_CONFIG_LINKS( [doc/images/mcgill.gif:doc/images/mcgill.gif] )
 122 AC_CONFIG_LINKS( [doc/images/ccrma.gif:doc/images/ccrma.gif] )
 123
 124 # Checks for package options and external software
 125 AC_CANONICAL_HOST
 126
 127 AC_MSG_CHECKING(for audio API)
 128
 129 AC_ARG_WITH(jack, [  --with-jack = choose JACK server support (mac and linux only)])
 130 AS_IF([test "x$with_jack" = "xyes"], [
 131   AC_MSG_RESULT(using JACK)
 132   AC_CHECK_LIB(jack, jack_client_open, , AC_MSG_ERROR(JACK support requires the jack library!))
 133   api="$api -D__UNIX_JACK__"
 134 ])
 135
 136 case $host in
 137   *-*-netbsd*)
 138   AS_IF([test "x$api" = "x"], [
 139     AC_MSG_RESULT(using OSS)
 140     api="$api -D__LINUX_OSS__"
 141     AC_CHECK_LIB(ossaudio, main, , AC_MSG_ERROR([RtAudio requires the ossaudio library]))
 142     AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
 143   ])
 144   ;;
 145
 146   *-*-freebsd*)
 147   AS_IF([test "x$api" = "x"], [
 148     AC_MSG_RESULT(using OSS)
 149     api="$api -D__LINUX_OSS__"
 150     AC_CHECK_LIB(ossaudio, main, , AC_MSG_ERROR([RtAudio requires the ossaudio library]))
 151     AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
 152   ])
 153   ;;
 154
 155   *-*-linux*)
 156   # Look for ALSA flag
 157   AC_ARG_WITH(alsa, [  --with-alsa = choose native ALSA API support (linux only)])
 158   AS_IF([test "x$with_alsa" = "xyes"], [
 159     AC_MSG_RESULT(using ALSA)
 160     api="$api -D__LINUX_ALSA__"
 161     req="$req alsa"
 162     AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))
 163   ])
 164
 165   # Look for PULSE flag
 166   AC_ARG_WITH(pulse, [  --with-pulse = choose PulseAudio API support (linux only)])
 167   AS_IF([test "x$with_pulse" = "xyes"], [
 168     AC_MSG_RESULT(using PulseAudio)
 169     api="$api -D__LINUX_PULSE__"
 170     req="$req libpulse-simple"
 171     AC_CHECK_LIB(pulse-simple, pa_simple_flush, , AC_MSG_ERROR(PulseAudio support requires the pulse-simple library!))
 172   ])
 173
 174   # Look for OSS flag
 175   AC_ARG_WITH(oss, [  --with-oss = choose OSS API support (unixes)])
 176   AS_IF([test "x$with_oss" = "xyes"], [
 177     AC_MSG_RESULT(using OSS)
 178     api="$api -D__LINUX_OSS__"
 179   ])
 180
 181   # If no audio api flags specified, use ALSA
 182   AS_IF([test "x$api" = "x" ], [
 183     AC_MSG_RESULT(using ALSA)
 184     api="${api} -D__LINUX_ALSA__"
 185     req="${req} alsa"
 186     AC_CHECK_LIB(asound, snd_pcm_open, , AC_MSG_ERROR(ALSA support requires the asound library!))
 187   ])
 188   AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
 189   ;;
 190
 191   *-apple*)
 192   # Look for Core flag
 193   AC_ARG_WITH(core, [  --with-core = choose CoreAudio API support (mac only)])
 194   AS_IF([test "x$with_core" = "xyes"], [
 195     AC_MSG_RESULT(using CoreAudio)
 196     api="$api -D__MACOSX_CORE__"
 197     AC_CHECK_HEADER(CoreAudio/CoreAudio.h, [], [AC_MSG_ERROR(CoreAudio header files not found!)] )
 198     LIBS="$LIBS -framework CoreAudio -framework CoreFoundation"
 199   ])
 200
 201   # If no audio api flags specified, use CoreAudio
 202   AS_IF([test "x$api" = "x" ], [
 203     AC_MSG_RESULT(using CoreAudio)
 204     api="${api} -D__MACOSX_CORE__"
 205     AC_CHECK_HEADER(CoreAudio/CoreAudio.h,
 206       [],
 207       [AC_MSG_ERROR(CoreAudio header files not found!)] )
 208     LIBS="LIBS -framework CoreAudio -framework CoreFoundation"
 209   ])
 210
 211   AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR(RtAudio requires the pthread library!))
 212   ;;
 213
 214   *-mingw32*)
 215   AC_ARG_WITH(asio, [  --with-asio = choose ASIO API support (windoze only)])
 216   AS_IF([test "x$with_asio" = "xyes" ], [
 217     AC_MSG_RESULT(using ASIO)
 218     api="$api -D__WINDOWS_ASIO__"
 219     AC_SUBST( objects, ["asio.o asiodrivers.o asiolist.o iasiothiscallresolver.o"] )
 220   ])
 221
 222   # Look for DirectSound flag
 223   AC_ARG_WITH(ds, [  --with-ds = choose DirectSound API support (windoze only)])
 224   AS_IF([test "x$with_ds" = "xyes" ], [
 225     AC_MSG_RESULT(using DirectSound)
 226     api="$api -D__WINDOWS_DS__"
 227     LIBS="-ldsound -lwinmm $LIBS"
 228   ])
 229
 230   # Look for WASAPI flag
 231   AC_ARG_WITH(wasapi, [  --with-wasapi = choose Windows Audio Session API support (windoze only)])
 232   AS_IF([test "x$with_wasapi" = "xyes"], [
 233     AC_MSG_RESULT(using WASAPI)
 234     api="$api -D__WINDOWS_WASAPI__"
 235     LIBS="-lwinmm -luuid -lksuser $LIBS"
 236   ])
 237
 238   # If no audio api flags specified, use DS
 239   AS_IF([test "x$api" = "x" ], [
 240     AC_MSG_RESULT(using DirectSound)
 241     api="$api -D__WINDOWS_DS__"
 242     LIBS="-ldsound -lwinmm $LIBS"
 243   ])
 244
 245   LIBS="-lole32 $LIBS"
 246   ;;
 247
 248   *)
 249   # Default case for unknown realtime systems.
 250   AC_MSG_ERROR(Unknown system type for realtime support!)
 251   ;;
 252 esac
 253
 254 CPPFLAGS="$CPPFLAGS $api"
 255
 256 AC_OUTPUT