Chris@39: dnl
Chris@39: dnl portaudio V19 configure.in script
Chris@39: dnl
Chris@39: dnl Dominic Mazzoni, Arve Knudsen, Stelios Bounanos
Chris@39: dnl
Chris@39: 
Chris@39: dnl Require autoconf >= 2.13
Chris@39: AC_PREREQ(2.13)
Chris@39: 
Chris@39: dnl Init autoconf and make sure configure is being called
Chris@39: dnl from the right directory
Chris@39: AC_INIT([include/portaudio.h])
Chris@39: 
Chris@39: dnl Define build, build_cpu, build_vendor, build_os
Chris@39: AC_CANONICAL_BUILD
Chris@39: dnl Define host, host_cpu, host_vendor, host_os
Chris@39: AC_CANONICAL_HOST
Chris@39: dnl Define target, target_cpu, target_vendor, target_os
Chris@39: AC_CANONICAL_TARGET
Chris@39: 
Chris@39: dnl Specify options
Chris@39: 
Chris@39: AC_ARG_WITH(alsa,
Chris@39:             AS_HELP_STRING([--with-alsa], [Enable support for ALSA @<:@autodetect@:>@]),
Chris@39:             [with_alsa=$withval])
Chris@39: 
Chris@39: AC_ARG_WITH(jack,
Chris@39:             AS_HELP_STRING([--with-jack], [Enable support for JACK @<:@autodetect@:>@]),
Chris@39:             [with_jack=$withval])
Chris@39: 
Chris@39: AC_ARG_WITH(oss,
Chris@39:             AS_HELP_STRING([--with-oss], [Enable support for OSS @<:@autodetect@:>@]),
Chris@39:             [with_oss=$withval])
Chris@39: 
Chris@39: AC_ARG_WITH(asihpi,
Chris@39:             AS_HELP_STRING([--with-asihpi], [Enable support for ASIHPI @<:@autodetect@:>@]),
Chris@39:             [with_asihpi=$withval])
Chris@39: 
Chris@39: AC_ARG_WITH(winapi,
Chris@39:             AS_HELP_STRING([--with-winapi],
Chris@39:                            [Select Windows API support (@<:@wmme|directx|asio|wasapi|wdmks@:>@@<:@,...@:>@) @<:@wmme@:>@]),
Chris@39:             [with_winapi=$withval], [with_winapi="wmme"])
Chris@39: case "$target_os" in *mingw* | *cygwin*)
Chris@39:      with_wmme=no
Chris@39:      with_directx=no
Chris@39:      with_asio=no
Chris@39:      with_wasapi=no
Chris@39:      with_wdmks=no
Chris@39:      for api in $(echo $with_winapi | sed 's/,/ /g'); do
Chris@39:          case "$api" in
Chris@39:              wmme|directx|asio|wasapi|wdmks)
Chris@39:                  eval with_$api=yes
Chris@39:                  ;;
Chris@39:              *)
Chris@39:                  AC_MSG_ERROR([unknown Windows API \"$api\" (do you need --help?)])
Chris@39:                  ;;
Chris@39:          esac
Chris@39:      done
Chris@39:      ;;
Chris@39: esac
Chris@39: 
Chris@39: AC_ARG_WITH(asiodir,
Chris@39:             AS_HELP_STRING([--with-asiodir], [ASIO directory @<:@/usr/local/asiosdk2@:>@]),
Chris@39:             with_asiodir=$withval, with_asiodir="/usr/local/asiosdk2")
Chris@39: 
Chris@39: AC_ARG_WITH(dxdir,
Chris@39:             AS_HELP_STRING([--with-dxdir], [DirectX directory @<:@/usr/local/dx7sdk@:>@]),
Chris@39:             with_dxdir=$withval, with_dxdir="/usr/local/dx7sdk")
Chris@39: 
Chris@39: debug_output=no
Chris@39: AC_ARG_ENABLE(debug-output,
Chris@39:               AS_HELP_STRING([--enable-debug-output], [Enable debug output @<:@no@:>@]),
Chris@39:               [if test "x$enableval" != "xno" ; then
Chris@39:                   AC_DEFINE(PA_ENABLE_DEBUG_OUTPUT,,[Enable debugging messages])
Chris@39:                   debug_output=yes
Chris@39:                fi
Chris@39:               ])
Chris@39: 
Chris@39: AC_ARG_ENABLE(cxx,
Chris@39:               AS_HELP_STRING([--enable-cxx], [Enable C++ bindings @<:@no@:>@]),
Chris@39:               enable_cxx=$enableval, enable_cxx="no")
Chris@39: 
Chris@39: AC_ARG_ENABLE(mac-debug,
Chris@39:               AS_HELP_STRING([--enable-mac-debug], [Enable Mac debug @<:@no@:>@]),
Chris@39:               enable_mac_debug=$enableval, enable_mac_debug="no")
Chris@39: 
Chris@39: AC_ARG_ENABLE(mac-universal,
Chris@39:               AS_HELP_STRING([--enable-mac-universal], [Build Mac universal binaries @<:@yes@:>@]),
Chris@39:               enable_mac_universal=$enableval, enable_mac_universal="yes")
Chris@39: 
Chris@39: dnl Continue to accept --host_os for compatibility but do not document
Chris@39: dnl it (the correct way to change host_os is with --host=...).  Moved
Chris@39: dnl here because the empty help string generates a blank line which we
Chris@39: dnl can use to separate PA options from libtool options.
Chris@39: AC_ARG_WITH(host_os, [], host_os=$withval)
Chris@39: 
Chris@39: dnl Checks for programs.
Chris@39: 
Chris@39: AC_PROG_CC
Chris@39: dnl ASIO and CXX bindings need a C++ compiler
Chris@39: if [[ "$with_asio" = "yes" ] || [ "$enable_cxx" = "yes" ]] ; then
Chris@39:        AC_PROG_CXX
Chris@39: fi
Chris@39: AC_LIBTOOL_WIN32_DLL
Chris@39: AC_PROG_LIBTOOL
Chris@39: AC_PROG_INSTALL
Chris@39: AC_PROG_LN_S
Chris@39: AC_PATH_PROG(AR, ar, no)
Chris@39: if [[ $AR = "no" ]] ; then
Chris@39:     AC_MSG_ERROR("Could not find ar - needed to create a library")
Chris@39: fi
Chris@39: 
Chris@39: dnl This must be one of the first tests we do or it will fail...
Chris@39: AC_C_BIGENDIAN
Chris@39: 
Chris@39: dnl checks for various host APIs and arguments to configure that
Chris@39: dnl turn them on or off
Chris@39: 
Chris@39: have_alsa=no
Chris@39: if test "x$with_alsa" != "xno"; then
Chris@39:     AC_CHECK_LIB(asound, snd_pcm_open, have_alsa=yes, have_alsa=no)
Chris@39: fi
Chris@39: have_asihpi=no
Chris@39: if test "x$with_asihpi" != "xno"; then
Chris@39:     AC_CHECK_LIB(hpi, HPI_SubSysCreate, have_asihpi=yes, have_asihpi=no, -lm)
Chris@39: fi
Chris@39: have_libossaudio=no
Chris@39: have_oss=no
Chris@39: if test "x$with_oss" != "xno"; then
Chris@39:     AC_CHECK_HEADERS([sys/soundcard.h linux/soundcard.h machine/soundcard.h], [have_oss=yes])
Chris@39:     if test "x$have_oss" = "xyes"; then
Chris@39:         AC_CHECK_LIB(ossaudio, _oss_ioctl, have_libossaudio=yes, have_libossaudio=no)
Chris@39:     fi
Chris@39: fi
Chris@39: have_jack=no
Chris@39: if test "x$with_jack" != "xno"; then
Chris@39:     PKG_CHECK_MODULES(JACK, jack, have_jack=yes, have_jack=no)
Chris@39: fi
Chris@39: 
Chris@39: 
Chris@39: dnl sizeof checks: we will need a 16-bit and a 32-bit type
Chris@39: 
Chris@39: AC_CHECK_SIZEOF(short)
Chris@39: AC_CHECK_SIZEOF(int)
Chris@39: AC_CHECK_SIZEOF(long)
Chris@39: 
Chris@39: save_LIBS="${LIBS}"
Chris@39: AC_CHECK_LIB(rt, clock_gettime, [rt_libs=" -lrt"])
Chris@39: LIBS="${LIBS}${rt_libs}"
Chris@39: DLL_LIBS="${DLL_LIBS}${rt_libs}"
Chris@39: AC_CHECK_FUNCS([clock_gettime nanosleep])
Chris@39: LIBS="${save_LIBS}"
Chris@39: 
Chris@39: dnl LT_RELEASE=19
Chris@39: LT_CURRENT=2
Chris@39: LT_REVISION=0
Chris@39: LT_AGE=0
Chris@39: 
Chris@39: AC_SUBST(LT_CURRENT)
Chris@39: AC_SUBST(LT_REVISION)
Chris@39: AC_SUBST(LT_AGE)
Chris@39: 
Chris@39: dnl extra variables
Chris@39: AC_SUBST(OTHER_OBJS)
Chris@39: AC_SUBST(PADLL)
Chris@39: AC_SUBST(SHARED_FLAGS)
Chris@39: AC_SUBST(THREAD_CFLAGS)
Chris@39: AC_SUBST(DLL_LIBS)
Chris@39: AC_SUBST(CXXFLAGS)
Chris@39: AC_SUBST(NASM)
Chris@39: AC_SUBST(NASMOPT)
Chris@39: AC_SUBST(INCLUDES)
Chris@39: 
Chris@39: dnl -g is optional on darwin
Chris@39: if ( echo "${host_os}" | grep ^darwin >> /dev/null ) &&
Chris@39:       [[ "$enable_mac_universal" = "yes" ] &&
Chris@39:        [ "$enable_mac_debug" != "yes" ]] ; then
Chris@39:    CFLAGS="-O2 -Wall -pedantic -pipe -fPIC -DNDEBUG"
Chris@39: else
Chris@39:    CFLAGS=${CFLAGS:-"-g -O2 -Wall -pedantic -pipe -fPIC"}
Chris@39: fi
Chris@39: 
Chris@39: if [[ $ac_cv_c_bigendian = "yes" ]] ; then
Chris@39:    CFLAGS="$CFLAGS -DPA_BIG_ENDIAN"
Chris@39: else
Chris@39:    CFLAGS="$CFLAGS -DPA_LITTLE_ENDIAN"
Chris@39: fi
Chris@39: 
Chris@39: add_objects()
Chris@39: {
Chris@39:     for o in $@; do
Chris@39:         test "${OTHER_OBJS#*${o}*}" = "${OTHER_OBJS}" && OTHER_OBJS="$OTHER_OBJS $o"
Chris@39:     done
Chris@39: }
Chris@39: 
Chris@39: INCLUDES=portaudio.h
Chris@39: 
Chris@39: dnl Include directories needed by all implementations
Chris@39: CFLAGS="$CFLAGS -I\$(top_srcdir)/include -I\$(top_srcdir)/src/common"
Chris@39: 
Chris@39: case "${host_os}" in
Chris@39:   darwin* )
Chris@39:         dnl Mac OS X configuration
Chris@39: 
Chris@39:         AC_DEFINE(PA_USE_COREAUDIO,1)
Chris@39: 
Chris@39:         CFLAGS="$CFLAGS -I\$(top_srcdir)/src/os/unix -Werror"
Chris@39:         LIBS="-framework CoreAudio -framework AudioToolbox -framework AudioUnit -framework Carbon"
Chris@39: 
Chris@39:         if test "x$enable_mac_universal" = "xyes" ; then
Chris@39:            case `xcodebuild -version | sed -n 's/Xcode \(.*\)/\1/p'` in
Chris@39: 
Chris@39:            [12]*|3.0|3.1)
Chris@39:               dnl In pre-3.2 versions of Xcode, xcodebuild doesn't
Chris@39:               dnl support -sdk, so we can't use that to look for
Chris@39:               dnl SDKs.  However, in those versions of Xcode, the
Chris@39:               dnl SDKs are under /Developer/SDKs, so we can just look
Chris@39:               dnl there.  Also, we assume they had no SDKs later
Chris@39:               dnl than 10.5, as 3.2 was the version that came with
Chris@39:               dnl 10.6, at least if the Wikipedia page for Xcode
Chris@39:               dnl is to be believed.
Chris@39:               if [[ -d /Developer/SDKs/MacOSX10.5.sdk ]] ; then
Chris@39:                  mac_version_min="-mmacosx-version-min=10.3"
Chris@39:                  mac_sysroot="-isysroot /Developer/SDKs/MacOSX10.5.sdk"
Chris@39:               else
Chris@39:                  mac_version_min="-mmacosx-version-min=10.3"
Chris@39:                  mac_sysroot="-isysroot /Developer/SDKs/MacOSX10.4u.sdk"
Chris@39:               fi
Chris@39:               ;;
Chris@39: 
Chris@39:            *)
Chris@39:               dnl In 3.2 and later, xcodebuild supports -sdk, and, in
Chris@39:               dnl 4.3 and later, the SDKs aren't under /Developer/SDKs
Chris@39:               dnl as there *is* no /Developer, so we use -sdk to check
Chris@39:               dnl what SDKs are available and to get the full path of
Chris@39:               dnl the SDKs.
Chris@39:               if xcodebuild -version -sdk macosx10.5 Path >/dev/null 2>&1 ; then
Chris@39:                  mac_version_min="-mmacosx-version-min=10.3"
Chris@39:                  mac_sysroot="-isysroot `xcodebuild -version -sdk macosx10.5 Path`"
Chris@39:               elif xcodebuild -version -sdk macosx10.6 Path >/dev/null 2>&1 ; then
Chris@39:                  mac_version_min="-mmacosx-version-min=10.4"
Chris@39:                  mac_sysroot="-isysroot `xcodebuild -version -sdk macosx10.6 Path`"
Chris@39:               elif xcodebuild -version -sdk macosx10.7 Path >/dev/null 2>&1 ; then
Chris@39:                  mac_version_min="-mmacosx-version-min=10.4"
Chris@39:                  mac_sysroot="-isysroot `xcodebuild -version -sdk macosx10.7 Path`"
Chris@39:               elif xcodebuild -version -sdk macosx10.8 Path >/dev/null 2>&1 ; then
Chris@39:                  mac_version_min="-mmacosx-version-min=10.4"
Chris@39:                  mac_sysroot="-isysroot `xcodebuild -version -sdk macosx10.8 Path`"
Chris@39:               elif xcodebuild -version -sdk macosx10.9 Path >/dev/null 2>&1 ; then
Chris@39:                  mac_version_min="-mmacosx-version-min=10.4"
Chris@39:                  mac_sysroot="-isysroot `xcodebuild -version -sdk macosx10.9 Path`"
Chris@39:               else
Chris@39:                  AC_MSG_ERROR([Couldn't find 10.5, 10.6, 10.7, 10.8 or 10.9 SDK])
Chris@39:               fi
Chris@39:            esac
Chris@39: 
Chris@39:            dnl Pick which architectures to build for based on what
Chris@39:            dnl the compiler supports.
Chris@39:            mac_arches=""
Chris@39:            for arch in i386 x86_64 ppc ppc64
Chris@39:            do
Chris@39:               save_CFLAGS="$CFLAGS"
Chris@39:               CFLAGS="$CFLAGS -arch $arch"
Chris@39:               AC_TRY_COMPILE([], [return 0;],
Chris@39:                  [
Chris@39:                     if [[ -z "$mac_arches" ]] ; then
Chris@39:                        mac_arches="-arch $arch"
Chris@39:                     else
Chris@39:                        mac_arches="$mac_arches -arch $arch"
Chris@39:                     fi
Chris@39:                  ])
Chris@39:               CFLAGS="$save_CFLAGS"
Chris@39:            done
Chris@39:         else
Chris@39:            mac_arches=""
Chris@39:            mac_sysroot=""
Chris@39:            mac_version=""
Chris@39:         fi
Chris@39:         SHARED_FLAGS="$LIBS -dynamiclib $mac_arches $mac_sysroot $mac_version_min"
Chris@39:         CFLAGS="-std=c99 $CFLAGS $mac_arches $mac_sysroot $mac_version_min"
Chris@39:         OTHER_OBJS="src/os/unix/pa_unix_hostapis.o src/os/unix/pa_unix_util.o src/hostapi/coreaudio/pa_mac_core.o src/hostapi/coreaudio/pa_mac_core_utilities.o src/hostapi/coreaudio/pa_mac_core_blocking.o src/common/pa_ringbuffer.o"
Chris@39:         PADLL="libportaudio.dylib"
Chris@39:         ;;
Chris@39: 
Chris@39:   mingw* )
Chris@39:         dnl MingW configuration
Chris@39: 
Chris@39:         PADLL="portaudio.dll"
Chris@39:         THREAD_CFLAGS="-mthreads"
Chris@39:         SHARED_FLAGS="-shared"
Chris@39:         CFLAGS="$CFLAGS -I\$(top_srcdir)/src/os/win -DPA_USE_WMME=0 -DPA_USE_ASIO=0 -DPA_USE_WDMKS=0 -DPA_USE_DS=0 -DPA_USE_WASAPI=0"
Chris@39: 
Chris@39:         if [[ "x$with_directx" = "xyes" ]]; then
Chris@39:             DXDIR="$with_dxdir"
Chris@39:             add_objects src/hostapi/dsound/pa_win_ds.o src/hostapi/dsound/pa_win_ds_dynlink.o src/os/win/pa_win_hostapis.o src/os/win/pa_win_util.o src/os/win/pa_win_coinitialize.o src/os/win/pa_win_waveformat.o
Chris@39:             LIBS="${LIBS} -lwinmm -lm -ldsound -lole32"
Chris@39:             DLL_LIBS="${DLL_LIBS} -lwinmm -lm -L$DXDIR/lib -ldsound -lole32"
Chris@39:             #VC98="\"/c/Program Files/Microsoft Visual Studio/VC98/Include\""
Chris@39:             #CFLAGS="$CFLAGS -I$VC98 -DPA_NO_WMME -DPA_NO_ASIO"
Chris@39:             CFLAGS="$CFLAGS -I$DXDIR/include -UPA_USE_DS -DPA_USE_DS=1"
Chris@39:         fi
Chris@39: 
Chris@39:         if [[ "x$with_asio" = "xyes" ]]; then
Chris@39:             ASIODIR="$with_asiodir"
Chris@39:             add_objects src/hostapi/asio/pa_asio.o src/common/pa_ringbuffer.o src/os/win/pa_win_hostapis.o src/os/win/pa_win_util.o src/os/win/pa_win_coinitialize.o src/hostapi/asio/iasiothiscallresolver.o $ASIODIR/common/asio.o $ASIODIR/host/asiodrivers.o $ASIODIR/host/pc/asiolist.o
Chris@39:             LIBS="${LIBS} -lwinmm -lm -lole32 -luuid"
Chris@39:             DLL_LIBS="${DLL_LIBS} -lwinmm -lm -lole32 -luuid"
Chris@39:             CFLAGS="$CFLAGS -ffast-math -fomit-frame-pointer -I\$(top_srcdir)/src/hostapi/asio -I$ASIODIR/host/pc -I$ASIODIR/common -I$ASIODIR/host -UPA_USE_ASIO -DPA_USE_ASIO=1 -DWINDOWS"
Chris@39: 
Chris@39:             dnl Setting the windows version flags below resolves a conflict between Interlocked* 
Chris@39:             dnl definitions in mingw winbase.h and Interlocked* hacks in ASIO SDK combase.h 
Chris@39:             dnl combase.h is included by asiodrvr.h
Chris@39:             dnl PortAudio does not actually require Win XP (winver 501) APIs 
Chris@39:             CFLAGS="$CFLAGS -D_WIN32_WINNT=0x0501 -DWINVER=0x0501"
Chris@39:             
Chris@39:             CXXFLAGS="$CFLAGS"
Chris@39:         fi
Chris@39: 
Chris@39:         if [[ "x$with_wdmks" = "xyes" ]]; then
Chris@39:             DXDIR="$with_dxdir"
Chris@39:             add_objects src/hostapi/wdmks/pa_win_wdmks.o src/common/pa_ringbuffer.o src/os/win/pa_win_hostapis.o src/os/win/pa_win_util.o src/os/win/pa_win_wdmks_util.o src/os/win/pa_win_waveformat.o
Chris@39:             LIBS="${LIBS} -lwinmm -lm -luuid -lsetupapi -lole32"
Chris@39:             DLL_LIBS="${DLL_LIBS} -lwinmm -lm -L$DXDIR/lib -luuid -lsetupapi -lole32"
Chris@39:             #VC98="\"/c/Program Files/Microsoft Visual Studio/VC98/Include\""
Chris@39:             #CFLAGS="$CFLAGS -I$VC98 -DPA_NO_WMME -DPA_NO_ASIO"
Chris@39:             CFLAGS="$CFLAGS -I$DXDIR/include -UPA_USE_WDMKS -DPA_USE_WDMKS=1"
Chris@39:         fi
Chris@39: 
Chris@39:         if [[ "x$with_wmme" = "xyes" ]]; then
Chris@39:             add_objects src/hostapi/wmme/pa_win_wmme.o src/os/win/pa_win_hostapis.o src/os/win/pa_win_util.o src/os/win/pa_win_waveformat.o
Chris@39:             LIBS="${LIBS} -lwinmm -lm -lole32 -luuid"
Chris@39:             DLL_LIBS="${DLL_LIBS} -lwinmm"
Chris@39:             CFLAGS="$CFLAGS -UPA_USE_WMME -DPA_USE_WMME=1"
Chris@39:         fi
Chris@39: 
Chris@39:         if [[ "x$with_wasapi" = "xyes" ]]; then
Chris@39:             add_objects src/hostapi/wasapi/pa_win_wasapi.o src/common/pa_ringbuffer.o src/os/win/pa_win_hostapis.o src/os/win/pa_win_util.o src/os/win/pa_win_coinitialize.o src/os/win/pa_win_waveformat.o
Chris@39:             LIBS="${LIBS} -lwinmm -lm -lole32 -luuid"
Chris@39:             DLL_LIBS="${DLL_LIBS} -lwinmm -lole32"
Chris@39:             CFLAGS="$CFLAGS -I\$(top_srcdir)/src/hostapi/wasapi/mingw-include -UPA_USE_WASAPI -DPA_USE_WASAPI=1"
Chris@39:         fi
Chris@39:         ;;
Chris@39: 
Chris@39:   cygwin* )
Chris@39:         dnl Cygwin configuration
Chris@39: 
Chris@39:         OTHER_OBJS="src/hostapi/wmme/pa_win_wmme.o src/os/win/pa_win_hostapis.o src/os/win/pa_win_util.o src/os/win/pa_win_waveformat.o"
Chris@39:         CFLAGS="$CFLAGS -I\$(top_srcdir)/src/os/win -DPA_USE_DS=0 -DPA_USE_WDMKS=0 -DPA_USE_ASIO=0 -DPA_USE_WASAPI=0 -DPA_USE_WMME=1"
Chris@39:         LIBS="-lwinmm -lm"
Chris@39:         PADLL="portaudio.dll"
Chris@39:         THREAD_CFLAGS="-mthreads"
Chris@39:         SHARED_FLAGS="-shared"
Chris@39:         DLL_LIBS="${DLL_LIBS} -lwinmm"
Chris@39:         ;;
Chris@39: 
Chris@39:   irix* )
Chris@39:         dnl SGI IRIX audio library (AL) configuration (Pieter, oct 2-13, 2003).
Chris@39:         dnl The 'dmedia' library is needed to read the Unadjusted System Time (UST).
Chris@39:         dnl
Chris@39:         AC_CHECK_LIB(pthread, pthread_create, , AC_MSG_ERROR([IRIX posix thread library not found!]))
Chris@39:         AC_CHECK_LIB(audio,   alOpenPort,     , AC_MSG_ERROR([IRIX audio library not found!]))
Chris@39:         AC_CHECK_LIB(dmedia,  dmGetUST,       , AC_MSG_ERROR([IRIX digital media library not found!]))
Chris@39: 
Chris@39:         dnl See the '#ifdef PA_USE_SGI' in file pa_unix/pa_unix_hostapis.c
Chris@39:         dnl which selects the appropriate PaXXX_Initialize() function.
Chris@39:         dnl
Chris@39:         AC_DEFINE(PA_USE_SGI,1)
Chris@39: 
Chris@39:         CFLAGS="$CFLAGS -I\$(top_srcdir)/src/os/unix"
Chris@39: 
Chris@39:         dnl The _REENTRANT option for pthread safety. Perhaps not necessary but it 'll do no harm.
Chris@39:         dnl
Chris@39:         THREAD_CFLAGS="-D_REENTRANT"
Chris@39:     
Chris@39:         OTHER_OBJS="pa_sgi/pa_sgi.o src/os/unix/pa_unix_hostapis.o src/os/unix/pa_unix_util.o"
Chris@39: 
Chris@39:         dnl SGI books say -lpthread should be the last of the libs mentioned.
Chris@39:         dnl
Chris@39:         LIBS="-lm -ldmedia -laudio -lpthread"
Chris@39:         PADLL="libportaudio.so"
Chris@39:         SHARED_FLAGS=""
Chris@39:         ;;
Chris@39: 
Chris@39:   *)
Chris@39:         dnl Unix configuration
Chris@39: 
Chris@39:         CFLAGS="$CFLAGS -I\$(top_srcdir)/src/os/unix"
Chris@39:         
Chris@39:         AC_CHECK_LIB(pthread, pthread_create,[have_pthread="yes"],
Chris@39:                 AC_MSG_ERROR([libpthread not found!]))
Chris@39: 
Chris@39:         if [[ "$have_alsa" = "yes" ] && [ "$with_alsa" != "no" ]] ; then
Chris@39:            DLL_LIBS="$DLL_LIBS -lasound"
Chris@39:            LIBS="$LIBS -lasound"
Chris@39:            OTHER_OBJS="$OTHER_OBJS src/hostapi/alsa/pa_linux_alsa.o"
Chris@39:            INCLUDES="$INCLUDES pa_linux_alsa.h"
Chris@39:            AC_DEFINE(PA_USE_ALSA,1)
Chris@39:         fi
Chris@39: 
Chris@39:         if [[ "$have_jack" = "yes" ] && [ "$with_jack" != "no" ]] ; then
Chris@39:            DLL_LIBS="$DLL_LIBS $JACK_LIBS"
Chris@39:            CFLAGS="$CFLAGS $JACK_CFLAGS"
Chris@39:            OTHER_OBJS="$OTHER_OBJS src/hostapi/jack/pa_jack.o src/common/pa_ringbuffer.o"
Chris@39:            INCLUDES="$INCLUDES pa_jack.h"
Chris@39:            AC_DEFINE(PA_USE_JACK,1)
Chris@39:         fi
Chris@39: 
Chris@39:         if [[ "$with_oss" != "no" ]] ; then
Chris@39:            OTHER_OBJS="$OTHER_OBJS src/hostapi/oss/pa_unix_oss.o"
Chris@39:            if [[ "$have_libossaudio" = "yes" ]] ; then
Chris@39:                    DLL_LIBS="$DLL_LIBS -lossaudio"
Chris@39:                    LIBS="$LIBS -lossaudio"
Chris@39:            fi
Chris@39:            AC_DEFINE(PA_USE_OSS,1)
Chris@39:         fi
Chris@39: 
Chris@39:         if [[ "$have_asihpi" = "yes" ] && [ "$with_asihpi" != "no" ]] ; then
Chris@39:            LIBS="$LIBS -lhpi"
Chris@39:            DLL_LIBS="$DLL_LIBS -lhpi"
Chris@39:            OTHER_OBJS="$OTHER_OBJS src/hostapi/asihpi/pa_linux_asihpi.o"
Chris@39:            AC_DEFINE(PA_USE_ASIHPI,1)
Chris@39:         fi
Chris@39: 
Chris@39:         DLL_LIBS="$DLL_LIBS -lm -lpthread"
Chris@39:         LIBS="$LIBS -lm -lpthread"
Chris@39:         PADLL="libportaudio.so"
Chris@39: 
Chris@39:         ## support sun cc compiler flags
Chris@39:         case "${host_os}" in
Chris@39:            solaris*)
Chris@39:               SHARED_FLAGS="-G"
Chris@39:               THREAD_CFLAGS="-mt"
Chris@39:               ;;
Chris@39:            *)
Chris@39:               SHARED_FLAGS="-fPIC"
Chris@39:               THREAD_CFLAGS="-pthread"
Chris@39:               ;;
Chris@39:         esac
Chris@39: 
Chris@39:         OTHER_OBJS="$OTHER_OBJS src/os/unix/pa_unix_hostapis.o src/os/unix/pa_unix_util.o"
Chris@39: esac
Chris@39: CFLAGS="$CFLAGS $THREAD_CFLAGS"
Chris@39: 
Chris@39: test "$enable_shared" != "yes" && SHARED_FLAGS=""
Chris@39: 
Chris@39: if test "$enable_cxx" = "yes"; then
Chris@39:    AC_CONFIG_SUBDIRS([bindings/cpp])
Chris@39:    ENABLE_CXX_TRUE=""
Chris@39:    ENABLE_CXX_FALSE="#"
Chris@39: else
Chris@39:    ENABLE_CXX_TRUE="#"
Chris@39:    ENABLE_CXX_FALSE=""
Chris@39: fi
Chris@39: AC_SUBST(ENABLE_CXX_TRUE)
Chris@39: AC_SUBST(ENABLE_CXX_FALSE)
Chris@39: 
Chris@39: if test "x$with_asio" = "xyes"; then
Chris@39:    WITH_ASIO_TRUE=""
Chris@39:    WITH_ASIO_FALSE="@ #"
Chris@39: else
Chris@39:    WITH_ASIO_TRUE="@ #"
Chris@39:    WITH_ASIO_FALSE=""
Chris@39: fi
Chris@39: AC_SUBST(WITH_ASIO_TRUE)
Chris@39: AC_SUBST(WITH_ASIO_FALSE)
Chris@39: 
Chris@39: AC_OUTPUT([Makefile portaudio-2.0.pc])
Chris@39: 
Chris@39: AC_MSG_RESULT([
Chris@39: Configuration summary:
Chris@39: 
Chris@39:   Target ...................... $target
Chris@39:   C++ bindings ................ $enable_cxx
Chris@39:   Debug output ................ $debug_output])
Chris@39: 
Chris@39: case "$target_os" in *linux*)
Chris@39:     AC_MSG_RESULT([
Chris@39:   ALSA ........................ $have_alsa
Chris@39:   ASIHPI ...................... $have_asihpi])
Chris@39:     ;;
Chris@39: esac
Chris@39: case "$target_os" in
Chris@39:     *mingw* | *cygwin*)
Chris@39:         test "x$with_directx" = "xyes" && with_directx="$with_directx (${with_dxdir})"
Chris@39:         test "x$with_wdmks" = "xyes" && with_wdmks="$with_wdmks (${with_dxdir})"
Chris@39:         test "x$with_asio" = "xyes" && with_asio="$with_asio (${with_asiodir})"
Chris@39:         test "x$with_wasapi" = "xyes"
Chris@39:         AC_MSG_RESULT([
Chris@39:   WMME ........................ $with_wmme
Chris@39:   DSound ...................... $with_directx
Chris@39:   ASIO ........................ $with_asio
Chris@39:   WASAPI ...................... $with_wasapi
Chris@39:   WDMKS ....................... $with_wdmks
Chris@39: ])
Chris@39:         ;;
Chris@39:     *darwin*)
Chris@39:         AC_MSG_RESULT([
Chris@39:   Mac debug flags ............. $enable_mac_debug
Chris@39: ])
Chris@39:         ;;
Chris@39:      *)
Chris@39: 	AC_MSG_RESULT([
Chris@39:   OSS ......................... $have_oss
Chris@39:   JACK ........................ $have_jack
Chris@39: ])
Chris@39:         ;;
Chris@39: esac