/[svn]/linuxsampler/trunk/configure.ac
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revision 697 by schoenebeck, Tue Jul 19 15:43:40 2005 UTC revision 2197 by persson, Sat Jul 2 09:55:42 2011 UTC
# Line 3  AC_INIT(configure.in) Line 3  AC_INIT(configure.in)
3  #------------------------------------------------------------------------------------  #------------------------------------------------------------------------------------
4  # LinuxSampler's / liblinuxsampler's "official" release version:  # LinuxSampler's / liblinuxsampler's "official" release version:
5    
6  LINUXSAMPLER_RELEASE_MAJOR=0  LINUXSAMPLER_RELEASE_MAJOR=1
7  LINUXSAMPLER_RELEASE_MINOR=3  LINUXSAMPLER_RELEASE_MINOR=0
8  LINUXSAMPLER_RELEASE_BUILD=3  LINUXSAMPLER_RELEASE_BUILD=0.cvs10
9    
10  #------------------------------------------------------------------------------------  #------------------------------------------------------------------------------------
11  # The following is the libtool / shared library version. This doesn't have to  # The following is the libtool / shared library version. This doesn't have to
# Line 24  LINUXSAMPLER_RELEASE_BUILD=3 Line 24  LINUXSAMPLER_RELEASE_BUILD=3
24  #  6. If any interfaces have been removed since the last public release, then set age  #  6. If any interfaces have been removed since the last public release, then set age
25  #     to 0.  #     to 0.
26    
27  LIBLINUXSAMPLER_LT_CURRENT=0  LIBLINUXSAMPLER_LT_CURRENT=3
28  LIBLINUXSAMPLER_LT_REVISION=0  LIBLINUXSAMPLER_LT_REVISION=0
29  LIBLINUXSAMPLER_LT_AGE=0  LIBLINUXSAMPLER_LT_AGE=0
30  SHARED_VERSION_INFO="$LIBLINUXSAMPLER_LT_CURRENT:$LIBLINUXSAMPLER_LT_REVISION:$LIBLINUXSAMPLER_LT_AGE"  SHARED_VERSION_INFO="$LIBLINUXSAMPLER_LT_CURRENT:$LIBLINUXSAMPLER_LT_REVISION:$LIBLINUXSAMPLER_LT_AGE"
31    
32    #------------------------------------------------------------------------------------
33    # the LSCP specification version this LinuSampler release complies with:
34    
35    LSCP_RELEASE_MAJOR=1
36    LSCP_RELEASE_MINOR=5
37    
38    AC_DEFINE_UNQUOTED(LSCP_RELEASE_MAJOR, ${LSCP_RELEASE_MAJOR}, [LSCP spec major version this release complies with.])
39    AC_DEFINE_UNQUOTED(LSCP_RELEASE_MINOR, ${LSCP_RELEASE_MINOR}, [LSCP spec minor version this release complies with.])
40    
41    AC_PROG_CXX
42    AC_LIBTOOL_WIN32_DLL
43  AM_PROG_LIBTOOL  AM_PROG_LIBTOOL
44    
45  AC_SUBST(SHLIB_VERSION_ARG)  AC_SUBST(SHLIB_VERSION_ARG)
46  AC_SUBST(SHARED_VERSION_INFO)  AC_SUBST(SHARED_VERSION_INFO)
47    
48  AC_C_BIGENDIAN  AC_C_BIGENDIAN
49  AC_CANONICAL_SYSTEM  AC_CANONICAL_HOST
   
 AC_SUBST(target)  
 AC_SUBST(target_alias)  
 AC_SUBST(target_cpu)  
 AC_SUBST(target_os)  
 AC_SUBST(target_vendor)  
50    
51    PKG_PROG_PKG_CONFIG
52    
53  ###########################################################################  ###########################################################################
54  # General Checks  # General Checks
55    
56    AM_CONDITIONAL(CROSS_COMPILING, test $cross_compiling = yes)
57    
58  AC_MSG_CHECKING([whether x86 architecture])  AC_MSG_CHECKING([whether x86 architecture])
59  def_arch_x86=0  def_arch_x86=0
60  case $target_cpu in  case $host_cpu in
61    "i386" | "i486" | "i586" | "i686" | "i786")    "i386" | "i486" | "i586" | "i686" | "i786" | "x86_64")
62      echo "yes"      echo "yes"
63      def_arch_x86=1;;      def_arch_x86=1;;
64    *)    *)
# Line 59  esac Line 67  esac
67  AC_DEFINE_UNQUOTED(ARCH_X86,$def_arch_x86,[Define to 1 if you build for x86 architecture.])  AC_DEFINE_UNQUOTED(ARCH_X86,$def_arch_x86,[Define to 1 if you build for x86 architecture.])
68    
69  # determine the right gcc switch for CPU specific optimizations  # determine the right gcc switch for CPU specific optimizations
70    # (only if the user did not provide one)
71  CXX_CPU_SWITCH=  CXX_CPU_SWITCH=
72  if test "$def_arch_x86" = 1; then  if ! echo "X $CXXFLAGS " | grep -q -- " \(-march=\|-mcpu=\|-mtune=\|-arch=\)" ; then
73    CXX_CPU_SWITCH="-march=$target_cpu"    if test "$def_arch_x86" = 1 -a "$host_cpu" != "x86_64"; then
74  elif test "$target_cpu" = "powerpc"; then      CXX_CPU_SWITCH="-march=$host_cpu"
75    CXX_CPU_SWITCH="-arch=$target_cpu"    elif test "$target_cpu" = "ppc"; then
76        CXX_CPU_SWITCH="-arch=$host_cpu"
77      fi
78  fi  fi
79  AC_SUBST([CXX_CPU_SWITCH])  AC_SUBST([CXX_CPU_SWITCH])
80    
81    mac=no
82    linux=no
83    case "$host" in
84        *-*-darwin*)
85            mac=yes
86            ;;
87        *-*-linux*)
88            linux=yes
89            ;;
90    esac
91    AM_CONDITIONAL(LINUX, test "$linux" = yes)
92    AM_CONDITIONAL(MAC, test "$mac" = yes)
93    
94    # check if we're on MS Windows
95    AC_CHECK_HEADERS(
96        mmsystem.h,
97        have_windows=1,
98        have_windows=0,
99        [#include <windef.h>]
100    )
101    AM_CONDITIONAL(HAVE_WINDOWS, test $have_windows = "1")
102    
103  AC_MSG_CHECKING([whether UNIX98 compatible])  AC_MSG_CHECKING([whether UNIX98 compatible])
104  AC_LANG_SAVE  AC_LANG_SAVE
105  AC_LANG_C  AC_LANG_C
# Line 89  have_unix98="no" Line 122  have_unix98="no"
122  )  )
123  AC_LANG_RESTORE  AC_LANG_RESTORE
124  AC_MSG_RESULT([$have_unix98])  AC_MSG_RESULT([$have_unix98])
125  if test "$have_unix98" = "no"; then  if test "$have_unix98" = "no" -a "have_windows" = "0"; then
126      if test "x$HAVE_UNIX98" = "x"; then      if test "x$HAVE_UNIX98" = "x"; then
127          echo "LinuxSampler only runs on UNIX98 compatible systems, which is mandatory for"          echo "LinuxSampler only runs on UNIX98 compatible systems, which is mandatory for"
128          echo "pthread_mutexattr_settype() call in Mutex.cpp. You may want to run          echo "pthread_mutexattr_settype() call in Mutex.cpp. You may want to run
# Line 99  if test "$have_unix98" = "no"; then Line 132  if test "$have_unix98" = "no"; then
132      fi      fi
133  fi  fi
134    
135    # check for <features.h>
136    AC_CHECK_HEADERS(features.h)
137    
138    # test for POSIX thread library
139    m4_ifdef([m4_include(m4/pthread.m4)],,
140                 [sinclude([m4/pthread.m4])])
141    ACX_PTHREAD
142    LIBS="$PTHREAD_LIBS $LIBS"
143    CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
144    CXXFLAGS="$CXXFLAGS $PTHREAD_CFLAGS"
145    CC="$PTHREAD_CC"
146    
147    # check for a bug in NPTL-enabled glibc
148    # (see Gentoo bug report #194076)
149    AC_ARG_ENABLE(nptl-bug-check,
150      [  --disable-nptl-bug-check
151                              Disable check for a bug in certain NPTL-enabled
152                              glibc versions that caused crashs.],
153      [config_check_nptl_bug="$enableval"],
154      [config_check_nptl_bug="yes"]
155    )
156    if test "$config_check_nptl_bug" = "yes"; then
157        m4_ifdef([m4_include(m4/nptl_bug.m4)],,
158                 [sinclude([m4/nptl_bug.m4])])
159        ACX_NPTL_GLIBC_BUG([
160            echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
161            echo "You seem to have a buggy PTHREAD library! LinuxSampler would"
162            echo "probably crash due to this. Please report us the system you are"
163            echo "using and/or file a bug report to the bug tracking system of"
164            echo "your distribution."
165            echo "If you have a NPTL-enabled glibc AND it was compiled for TLS as"
166            echo "well, you can try to circumvent this problem for now by setting"
167            echo "the environment variable LD_ASSUME_KERNEL=\"2.4.1\" , which"
168            echo "should cause this test to pass."
169            echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
170            AC_MSG_ERROR([possibly NPTL glibc bug detected])
171        ])
172    else
173        echo "NPTL glibc bug check disabled"
174    fi
175    
176    # FIXME: this is actually a dependency of libgig, not of LS directly, why
177    # isn't it hidden by libgig?
178    AC_CHECK_HEADERS(uuid/uuid.h)
179    AC_SEARCH_LIBS(uuid_generate, uuid)
180    
181    
182    
183    ###########################################################################
184  # Checks for available audio and MIDI systems / drivers  # Checks for available audio and MIDI systems / drivers
185  # (we throw an error if there's not at least one system for audio output and MIDI input available)  # (we throw an error if there's not at least one system for audio output and MIDI input available)
186    
187  have_midi_input_driver="false"  have_midi_input_driver="false"
188  have_audio_output_driver="false"  have_audio_output_driver="false"
189    
190  AC_CHECK_HEADER(alsa/asoundlib.h,  # ALSA
191      AC_CHECK_LIB(asound, main,  AC_ARG_ENABLE(alsa-driver,
192                               have_alsa=1    [  --disable-alsa-driver
193                               ,                            Disable support for the Advanced Linux Sound
194                               have_alsa=0                            Architecture (ALSA).],
195                  )    [config_alsa_driver="$enableval"],
196                  ,    [config_alsa_driver="yes"]
197                  have_alsa=0  )
198  )  have_alsa=0
199  if test "$have_alsa" = "1"; then  if test "$config_alsa_driver" = "yes"; then
200      have_midi_input_driver="true"      AC_CHECK_HEADER(alsa/asoundlib.h,
201      have_audio_output_driver="true";          AC_CHECK_LIB(asound, main,
202                                     have_alsa=1
203                                     ,
204                                     have_alsa=0
205                        )
206                        ,
207                        have_alsa=0
208        )
209        if test "$have_alsa" = "1"; then
210            have_midi_input_driver="true"
211            have_audio_output_driver="true";
212        fi
213    
214        echo -n "checking Alsa version... "
215        AC_LANG_SAVE
216        AC_LANG_C
217        AC_TRY_RUN([
218            #include <alsa/asoundlib.h>
219            void main(void) {
220                /* ensure backward compatibility */
221                #if !defined(SND_LIB_MAJOR) && defined(SOUNDLIB_VERSION_MAJOR)
222                #define SND_LIB_MAJOR SOUNDLIB_VERSION_MAJOR
223                #endif
224                exit(SND_LIB_MAJOR);
225            }
226        ],
227        alsa_major=0,
228        alsa_major=$?,
229        alsa_major=0
230        )
231        AC_TRY_RUN([
232            #include <alsa/asoundlib.h>
233            void main(void) {
234                /* ensure backward compatibility */
235                #if !defined(SND_LIB_MINOR) && defined(SOUNDLIB_VERSION_MINOR)
236                #define SND_LIB_MINOR SOUNDLIB_VERSION_MINOR
237                #endif
238                exit(SND_LIB_MINOR);
239            }
240        ],
241        alsa_minor=0,
242        alsa_minor=$?,
243        alsa_minor=0
244        )
245        AC_TRY_RUN([
246            #include <alsa/asoundlib.h>
247            void main(void) {
248                /* ensure backward compatibility */
249                #if !defined(SND_LIB_SUBMINOR) && defined(SOUNDLIB_VERSION_SUBMINOR)
250                #define SND_LIB_SUBMINOR SOUNDLIB_VERSION_SUBMINOR
251                #endif
252                exit(SND_LIB_SUBMINOR);
253            }
254        ],
255        alsa_subminor=0,
256        alsa_subminor=$?,
257        alsa_subminor=0
258        )
259        AC_LANG_RESTORE
260        echo "$alsa_major.$alsa_minor.$alsa_subminor";
261        AC_DEFINE_UNQUOTED(ALSA_MAJOR,$alsa_major,[Define to the major version number of your Alsa installation.])
262        AC_DEFINE_UNQUOTED(ALSA_MINOR,$alsa_minor,[Define to the minor version number of your Alsa installation.])
263        AC_DEFINE_UNQUOTED(ALSA_SUBMINOR,$alsa_subminor,[Define to the subminor version number of your Alsa installation.])
264    else
265        echo "ALSA support disabled by configure script parameter"
266  fi  fi
267  AM_CONDITIONAL(HAVE_ALSA, test $have_alsa = "1")  AM_CONDITIONAL(HAVE_ALSA, test $have_alsa = "1")
268  AC_DEFINE_UNQUOTED(HAVE_ALSA,$have_alsa,[Define to 1 if you have ALSA installed.])  AC_DEFINE_UNQUOTED(HAVE_ALSA,$have_alsa,[Define to 1 if you have ALSA installed.])
269    config_have_alsa="no"
270  echo -n "checking Alsa version... "  if test $have_alsa = "1"; then
271  AC_LANG_SAVE      config_have_alsa="yes"
272  AC_LANG_C  fi
 AC_TRY_RUN([  
 #include <alsa/asoundlib.h>  
 void main(void) {  
 /* ensure backward compatibility */  
 #if !defined(SND_LIB_MAJOR) && defined(SOUNDLIB_VERSION_MAJOR)  
 #define SND_LIB_MAJOR SOUNDLIB_VERSION_MAJOR  
 #endif  
 exit(SND_LIB_MAJOR);  
 }  
 ],  
 alsa_major=0,  
 alsa_major=$?,  
 alsa_major=0  
 )  
 AC_TRY_RUN([  
 #include <alsa/asoundlib.h>  
 void main(void) {  
 /* ensure backward compatibility */  
 #if !defined(SND_LIB_MINOR) && defined(SOUNDLIB_VERSION_MINOR)  
 #define SND_LIB_MINOR SOUNDLIB_VERSION_MINOR  
 #endif  
 exit(SND_LIB_MINOR);  
 }  
 ],  
 alsa_minor=0,  
 alsa_minor=$?,  
 alsa_minor=0  
 )  
 AC_TRY_RUN([  
 #include <alsa/asoundlib.h>  
 void main(void) {  
 /* ensure backward compatibility */  
 #if !defined(SND_LIB_SUBMINOR) && defined(SOUNDLIB_VERSION_SUBMINOR)  
 #define SND_LIB_SUBMINOR SOUNDLIB_VERSION_SUBMINOR  
 #endif  
 exit(SND_LIB_SUBMINOR);  
 }  
 ],  
 alsa_subminor=0,  
 alsa_subminor=$?,  
 alsa_subminor=0  
 )  
 AC_LANG_RESTORE  
 echo "$alsa_major.$alsa_minor.$alsa_subminor";  
 AC_DEFINE_UNQUOTED(ALSA_MAJOR,$alsa_major,[Define to the major version number of your Alsa installation.])  
 AC_DEFINE_UNQUOTED(ALSA_MINOR,$alsa_minor,[Define to the minor version number of your Alsa installation.])  
 AC_DEFINE_UNQUOTED(ALSA_SUBMINOR,$alsa_subminor,[Define to the subminor version number of your Alsa installation.])  
273    
274  # JACK  # JACK
275  PKG_CHECK_MODULES(JACK, jack, HAVE_JACK=true, HAVE_JACK=false)  AC_ARG_ENABLE(jack-driver,
276  AC_SUBST(JACK_LIBS)    [  --disable-jack-driver
277  AC_SUBST(JACK_CFLAGS)                            Disable support for the Jack Audio Connection Kit
278  if test $HAVE_JACK = false; then                            (JACK).],
279      HAVE_JACK=0;    [config_jack_driver="$enableval"],
280  else    [config_jack_driver="yes"]
281      HAVE_JACK=1  )
282      have_audio_output_driver="true";  have_jack=0
283      AC_CHECK_LIB(jack, jack_client_name_size, [AC_DEFINE(HAVE_JACK_CLIENT_NAME_SIZE, 1, [Define to 1 if you have the `jack_client_name_size' function.])], , $JACK_LIBS)  if test "$config_jack_driver" = "yes"; then
284        PKG_CHECK_MODULES(JACK, jack, have_jack=1, have_jack=0)
285        if test $have_jack = "1"; then
286            AC_SUBST(JACK_LIBS)
287            AC_SUBST(JACK_CFLAGS)
288            linuxsampler_save_LIBS=$LIBS
289            LIBS="$JACK_LIBS $LIBS"
290            AC_CHECK_FUNCS(jack_client_name_size jack_client_open)
291            LIBS=$linuxsampler_save_LIBS
292            have_audio_output_driver="true";
293        fi
294    else
295        echo "JACK support disabled by configure script parameter"
296    fi
297    AM_CONDITIONAL(HAVE_JACK, test $have_jack = "1")
298    AC_DEFINE_UNQUOTED(HAVE_JACK,$have_jack,[Define to 1 if you have JACK installed.])
299    config_have_jack="no"
300    if test $have_jack = "1"; then
301        config_have_jack="yes"
302    fi
303    
304    # JACK MIDI
305    have_jack_midi=0
306    if test $have_jack = "1"; then
307        linuxsampler_save_CFLAGS=$CFLAGS
308        linuxsampler_save_LIBS=$LIBS
309        CFLAGS="$JACK_CFLAGS $CFLAGS"
310        LIBS="$JACK_LIBS $LIBS"
311        AC_CHECK_HEADER(jack/midiport.h, have_jack_midi=1, have_jack_midi=0)
312        if test $have_jack_midi = "1"; then
313            AC_CHECK_FUNCS(jack_midi_get_event_count)
314            AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <jack/midiport.h>]], [[
315                jack_midi_clear_buffer(0, 0);
316            ]])], [AC_DEFINE(JACK_MIDI_FUNCS_NEED_NFRAMES, 1,
317                      [Define to 1 if you have the old jack midi functions that need an nframes argument.])])
318            have_midi_input_driver="true"
319        fi
320        CFLAGS=$linuxsampler_save_CFLAGS
321        LIBS=$linuxsampler_save_LIBS
322    fi
323    AM_CONDITIONAL(HAVE_JACK_MIDI, test $have_jack_midi = "1")
324    AC_DEFINE_UNQUOTED(HAVE_JACK_MIDI, $have_jack_midi,
325                       [Define to 1 if you have JACK with MIDI support installed.])
326    config_have_jack_midi="no"
327    if test $have_jack_midi = "1"; then
328        config_have_jack_midi="yes"
329    fi
330    
331    # ARTS
332    AC_ARG_ENABLE(arts-driver,
333      [  --disable-arts-driver
334                              Disable support for the Analogue Realtime System
335                              (aRts).],
336      [config_arts_driver="$enableval"],
337      [config_arts_driver="yes"]
338    )
339    have_arts=0
340    if test "$config_arts_driver" = "yes"; then
341        m4_ifdef([m4_include(m4/arts.m4)],,
342                 [sinclude([m4/arts.m4])])
343        AM_PATH_ARTS(0.9.5, have_arts=1, have_arts=0)
344        if test "$have_arts" = "1"; then
345            have_audio_output_driver="true"
346        fi
347    else
348        echo "ARTS support disabled by configure script parameter"
349    fi
350    AM_CONDITIONAL(HAVE_ARTS, test "$have_arts" = "1")
351    AC_DEFINE_UNQUOTED(HAVE_ARTS,$have_arts,[Define to 1 if you have aRts installed.])
352    config_have_arts="no"
353    if test $have_arts = "1"; then
354        config_have_arts="yes"
355    fi
356    
357    # ASIO AUDIO (Win32)
358    AC_ARG_ENABLE(asiosdk-dir,
359      [  --enable-asiosdk-dir
360                              Directory where the ASIO SDK is located, this automatically
361                              enables the compilation of the ASIO audio output driver.],
362      [config_asiosdk_dir="${enableval}"],
363      [config_asiosdk_dir="."]
364    )
365    AC_SUBST(config_asiosdk_dir)
366    
367    AC_ARG_ENABLE(asio-driver,
368      [  --disable-asio-driver
369                              Disable support for the Windows ASIO driver.],
370      [config_asio_driver="$enableval"],
371      [config_asio_driver="yes"]
372    )
373    have_asio=0
374    ASIOSDK_BASEDIR=
375    if test "$config_asio_driver" = "yes"; then
376        asiosdk_headerfile=$config_asiosdk_dir/ASIOSDK2/common/asio.h
377        echo -n "checking for ASIO headerfile: $asiosdk_headerfile ...."
378        if test -e $asiosdk_headerfile ; then
379            echo yes
380            have_asio=1
381            ASIOSDK_BASEDIR="$config_asiosdk_dir"
382        else
383            echo no
384            have_asio=0
385        fi
386        if test "$have_asio" = "1"; then
387            have_audio_output_driver="true"
388        fi
389    else
390        echo "Windows ASIO support disabled by configure script parameter"
391    fi
392    AC_SUBST(ASIOSDK_BASEDIR)
393    AM_CONDITIONAL(HAVE_ASIO, test $have_asio = "1")
394    AC_DEFINE_UNQUOTED(HAVE_ASIO,$have_asio,[Define to 1 if you have ASIO installed.])
395    config_have_asio="no"
396    if test $have_asio = "1"; then
397        config_have_asio="yes"
398  fi  fi
 AM_CONDITIONAL(HAVE_JACK, test $HAVE_JACK = 1)  
 AC_DEFINE_UNQUOTED(HAVE_JACK,$HAVE_JACK,[Define to 1 if you have JACK installed.])  
399    
400  # MidiShare (Linux, OS X, Windows)  # MidiShare (Linux, OS X, Windows)
401  AC_CHECK_HEADER(MidiShare.h,  AC_ARG_ENABLE(midishare-driver,
402      AC_CHECK_LIB(MidiShare, MidiCountEvs,    [  --disable-midishare-driver
403                              have_midishare=1,                            Disable support for the MidiShare system.],
404                              have_midishare=0    [config_midishare_driver="$enableval"],
405                  )    [config_midishare_driver="yes"]
406                  ,  )
407                  have_midishare=0  have_midishare=0
408  )  if test "$config_midishare_driver" = "yes"; then
409  if test "$have_midishare" = "1"; then      AC_CHECK_HEADER(MidiShare.h,
410      have_midi_input_driver="true"          AC_CHECK_LIB(MidiShare, MidiCountEvs,
411                                    have_midishare=1,
412                                    have_midishare=0
413                        )
414                        ,
415                        have_midishare=0
416        )
417        if test "$have_midishare" = "1"; then
418            have_midi_input_driver="true"
419        fi
420    else
421        echo "MidiShare support disabled by configure script parameter"
422  fi  fi
423  AM_CONDITIONAL(HAVE_MIDISHARE, test $have_midishare = "1")  AM_CONDITIONAL(HAVE_MIDISHARE, test $have_midishare = "1")
424  AC_DEFINE_UNQUOTED(HAVE_MIDISHARE,$have_midishare,[Define to 1 if you have MidiShare installed.])  AC_DEFINE_UNQUOTED(HAVE_MIDISHARE,$have_midishare,[Define to 1 if you have MidiShare installed.])
425    config_have_midishare="no"
426    if test $have_midishare = "1"; then
427        config_have_midishare="yes"
428    fi
429    
430  # CoreMIDI (OS X)  # CoreMIDI (OS X)
431  AC_CHECK_HEADER(CoreMIDI/CoreMIDI.h,  AC_ARG_ENABLE(coremidi-driver,
432                  have_coremidi=1,    [  --disable-coremidi-driver
433                  have_coremidi=0                            Disable support for the Apple CoreMIDI system.],
434  )    [config_coremidi_driver="$enableval"],
435  if test "$have_coremidi" = "1"; then    [config_coremidi_driver="yes"]
436      have_midi_input_driver="true"  )
437    have_coremidi=0
438    if test "$config_coremidi_driver" = "yes"; then
439        AC_CHECK_HEADER(CoreMIDI/CoreMIDI.h,
440            have_coremidi=1,
441            have_coremidi=0
442        )
443        if test "$have_coremidi" = "1"; then
444            have_midi_input_driver="true"
445        fi
446    else
447        echo "CoreMIDI support disabled by configure script parameter"
448  fi  fi
449  AM_CONDITIONAL(HAVE_COREMIDI, test $have_coremidi = "1")  AM_CONDITIONAL(HAVE_COREMIDI, test $have_coremidi = "1")
450  AC_DEFINE_UNQUOTED(HAVE_COREMIDI,$have_coremidi,[Define to 1 if you have CoreMIDI installed.])  AC_DEFINE_UNQUOTED(HAVE_COREMIDI,$have_coremidi,[Define to 1 if you have CoreMIDI installed.])
451    config_have_coremidi="no"
452    if test $have_coremidi = "1"; then
453        config_have_coremidi="yes"
454    fi
455    
456  # Check presence of libgig  # CoreAudio (OS X)
457  libgig_version="2.0.1"  AC_ARG_ENABLE(coreaudio-driver,
458  PKG_CHECK_MODULES(GIG, gig >= $libgig_version, HAVE_GIG=true, HAVE_GIG=false)    [  --disable-coreaudio-driver
459  if test "$HAVE_GIG" = "false"; then                            Disable support for the Apple CoreAudio system.],
460      echo "Required libgig version not found!"    [config_coreaudio_driver="$enableval"],
461      echo "You need to have libgig version ${libgig_version} installed!"    [config_coreaudio_driver="yes"]
462      exit -1;  )
463    have_coreaudio=0
464    if test "$config_coreaudio_driver" = "yes"; then
465        AC_CHECK_HEADER(CoreAudio/CoreAudio.h,
466            have_coreaudio=1,
467            have_coreaudio=0
468        )
469        if test "$have_coreaudio" = "1"; then
470            have_audio_output_driver="true"
471        fi
472    else
473        echo "CoreAudio support disabled by configure script parameter"
474    fi
475    AM_CONDITIONAL(HAVE_COREAUDIO, test $have_coreaudio = "1")
476    AC_DEFINE_UNQUOTED(HAVE_COREAUDIO,$have_coreaudio,[Define to 1 if you have CoreAudio installed.])
477    config_have_coreaudio="no"
478    if test $have_coreaudio = "1"; then
479        config_have_coreaudio="yes"
480  fi  fi
 AC_SUBST(GIG_CFLAGS)  
 AC_SUBST(GIG_LIBS)  
481    
482  # SQLITE3  # MME MIDI (Win32)
483  PKG_CHECK_MODULES(SQLITE3, sqlite3, HAVE_SQLITE3=true, HAVE_SQLITE3=false)  AC_ARG_ENABLE(mmemidi-driver,
484  AC_SUBST(SQLITE3_LIBS)    [  --disable-mmemidi-driver
485  AC_SUBST(SQLITE3_CFLAGS)                            Disable support for the Windows MME MIDI system.],
486  if test $HAVE_SQLITE3 = false; then    [config_mmemidi_driver="$enableval"],
487      HAVE_SQLITE3=0;    [config_mmemidi_driver="yes"]
488    )
489    have_mmemidi=0
490    if test "$config_mmemidi_driver" = "yes"; then
491        AC_CHECK_HEADERS(mmsystem.h,
492            have_mmemidi=1,
493            have_mmemidi=0
494        )
495        if test "$have_mmemidi" = "1"; then
496            have_midi_input_driver="true"
497        fi
498  else  else
499      HAVE_SQLITE3=1      echo "MME MIDI support disabled by configure script parameter"
500    fi
501    AM_CONDITIONAL(HAVE_MME_MIDI, test $have_mmemidi = "1")
502    AC_DEFINE_UNQUOTED(HAVE_MME_MIDI,$have_mmemidi,[Define to 1 if you have MME MIDI installed.])
503    config_have_mme="no"
504    if test $have_mmemidi = "1"; then
505        config_have_mme="yes"
506    fi
507    
508    # DSSI
509    AC_CHECK_HEADERS(dssi.h,
510            config_have_dssi="yes",
511            config_have_dssi="no")
512    AM_CONDITIONAL(HAVE_DSSI, test $config_have_dssi = "yes")
513    
514    # LV2
515    PKG_CHECK_MODULES(LV2, lv2core, config_have_lv2="yes", config_have_lv2="no")
516    if test $config_have_lv2 = "no"; then
517        AC_CHECK_HEADER(lv2.h, config_have_lv2="yes", config_have_lv2="no")
518    fi
519    AM_CONDITIONAL(HAVE_LV2, test $config_have_lv2 = "yes")
520    
521    # VST
522    AC_ARG_ENABLE(vstsdk-dir,
523      [  --enable-vstsdk-dir
524                              Directory where the VST SDK is located.
525                              This automatically enables the compilation
526                              of the VST plugin.],
527      [VSTSDK_DIR="${enableval}"],
528      [VSTSDK_DIR=]
529    )
530    AC_SUBST(VSTSDK_DIR)
531    AM_CONDITIONAL(HAVE_VST, test "x$VSTSDK_DIR" != "x")
532    config_have_vst="no"
533    if test "x$VSTSDK_DIR" != "x"; then
534        config_have_vst="yes"
535    fi
536    
537    # AU
538    AC_CHECK_HEADERS(AudioUnit/AudioUnit.h,
539            config_have_au="yes",
540            config_have_au="no")
541    AM_CONDITIONAL(HAVE_AU, test $config_have_au = "yes")
542    AM_CONDITIONAL(HAVE_AUFLAGS, test "$AUFLAGS" != "")
543    
544    if test $config_have_au = "yes" ; then
545        if test "x$DEVELOPER_EXTRAS_DIR" = "x" ; then
546            if test -d /Developer/Extras ; then
547                DEVELOPER_EXTRAS_DIR=/Developer/Extras
548            else      
549                DEVELOPER_EXTRAS_DIR=/Developer/Examples
550            fi
551        fi
552        AC_SUBST(DEVELOPER_EXTRAS_DIR)
553  fi  fi
 AM_CONDITIONAL(HAVE_SQLITE3, test $HAVE_SQLITE3 = 1)  
 AC_DEFINE_UNQUOTED(HAVE_SQLITE3,$HAVE_SQLITE3,[Define to 1 if you have SQLITE3 installed.])  
554    
555    # have we found at least one MIDI input and one audio output driver ?
556  if test "$have_midi_input_driver" = "false"; then  if test "$have_midi_input_driver" = "false"; then
557      echo "No supported MIDI input system found!"      echo "No supported MIDI input system found!"
558      echo "Sorry, LinuxSampler only supports the following MIDI drivers at the moment:"      echo "Sorry, LinuxSampler only supports the following MIDI drivers at the moment:"
559      echo "ALSA, MIDIShare, CoreMIDI."      echo "ALSA, JACK, MIDIShare, CoreMIDI, MME."
560      echo "If you think you have one of those available on your system, make sure you"      echo "If you think you have one of those available on your system, make sure you"
561      echo "also have the respective development (header) files installed."      echo "also have the respective development (header) files installed."
562      exit -1;      exit -1;
563  fi  fi
564  if test "$have_audio_output_driver" = "false"; then  if test "$have_audio_output_driver" = "false"; then
565      echo "No supported audio output system found!"      echo "No supported audio output system found!"
566      echo "Sorry, LinuxSampler only supports ALSA and JACK as audio output driver at the moment!"      echo "Sorry, LinuxSampler only supports ALSA, JACK, ARTS and ASIO as audio output"
567        echo "driver at the moment!"
568        exit -1;
569    fi
570    
571    
572    
573    ###########################################################################
574    # Checks for various DLL libraries
575    
576    # Check presence of libgig
577    libgig_version="3.3.0"
578    PKG_CHECK_MODULES(GIG, gig >= $libgig_version, HAVE_GIG=true, HAVE_GIG=false)
579    if test "$HAVE_GIG" = "false"; then
580        echo "Required libgig version not found!"
581        echo "You need to have libgig version ${libgig_version} installed!"
582        exit -1;
583    else
584        echo "yes, found libgig $libgig_version"
585    fi
586    AC_SUBST(GIG_CFLAGS)
587    AC_SUBST(GIG_LIBS)
588    
589    # SF2 Engine (requires libgig)
590    AC_ARG_ENABLE(sf2-engine,
591      [  --disable-sf2-engine
592                              Disable compilation of the SF2 engine.
593                              You need to have libgig installed.],
594      [config_sf2_engine="$enableval"],
595      [config_sf2_engine="yes"]
596    )
597    HAVE_SF2=0;
598    if test "$config_sf2_engine" = "yes"; then
599        HAVE_SF2=1
600    else
601        echo "SF2 engine disabled by configure script parameter"
602    fi
603    AM_CONDITIONAL(HAVE_SF2, test $HAVE_SF2 = 1)
604    AC_DEFINE_UNQUOTED(HAVE_SF2,$HAVE_SF2,[Define to 1 if you want SF2 engine and have libsf2 installed.])
605    config_have_sf2="no"
606    if test $HAVE_SF2 = "1"; then
607        config_have_sf2="yes"
608    fi
609    
610    # Check presence of libsndfile
611    libsndfile_version="1.0"
612    PKG_CHECK_MODULES(SNDFILE, sndfile >= $libsndfile_version, HAVE_SNDFILE=true, HAVE_SNDFILE=false)
613    if test "$HAVE_SNDFILE" = "false"; then
614        echo "Required libsndfile version not found!"
615        echo "You need to have libsndfile version ${libsndfile_version} installed!"
616      exit -1;      exit -1;
617    else
618        echo "yes, found libsndfile $libsndfile_version"
619    fi
620    AC_SUBST(SNDFILE_CFLAGS)
621    AC_SUBST(SNDFILE_LIBS)
622    
623    # Check for Vorbis support in libsndfile
624    linuxsampler_save_CFLAGS=$CFLAGS
625    CFLAGS="$SNDFILE_CFLAGS $CFLAGS"
626    AC_CHECK_DECLS([SF_FORMAT_VORBIS], [], [] ,[[#include <sndfile.h>]])
627    
628    # Check for loop functionality in libsndfile
629    AC_CHECK_MEMBERS([SF_INSTRUMENT.loops],,
630                     [AC_MSG_WARN([Your version of libsndfile does not support
631        reading of loop information. LinuxSampler will not be able to
632        extract loop information from sample files.])],
633                     [#include <sndfile.h>])
634    CFLAGS=$linuxsampler_save_CFLAGS
635    
636    # Instruments DB feature (requires SQLite 3.3)
637    AC_ARG_ENABLE(instruments-db,
638      [  --disable-instruments-db
639                              Disable compilation of the sampler's instruments
640                              database feature. You need to have SQLite 3.3
641                              or younger installed for this feature.],
642      [config_instruments_db="$enableval"],
643      [config_instruments_db="yes"]
644    )
645    HAVE_SQLITE3=0;
646    if test "$config_instruments_db" = "yes"; then
647        # Check presence of sqlite3
648        sqlite_version="3.3"
649        PKG_CHECK_MODULES(SQLITE3, sqlite3 >= $sqlite_version, HAVE_SQLITE3=true, HAVE_SQLITE3=false)
650        AC_SUBST(SQLITE3_LIBS)
651        AC_SUBST(SQLITE3_CFLAGS)
652        if test $HAVE_SQLITE3 = false; then
653            HAVE_SQLITE3=0
654            config_instruments_db="no"
655            echo "*** Required sqlite version not found!"
656            echo "*** You need to have sqlite version ${sqlite_version} or higher"
657            echo "*** for instruments database support to be enabled."
658            echo "*** Support for instruments DB will be disabled!"
659        else
660            HAVE_SQLITE3=1
661        fi
662    else
663        echo "Instruments DB feature disabled by configure script parameter"
664  fi  fi
665    AM_CONDITIONAL(HAVE_SQLITE3, test $HAVE_SQLITE3 = 1)
666    AC_DEFINE_UNQUOTED(HAVE_SQLITE3,$HAVE_SQLITE3,[Define to 1 if you want the instruments DB feature and have SQLITE3 installed.])
667    
668    
669    
670  ###########################################################################  ###########################################################################
# Line 256  fi Line 674  fi
674    
675  AC_ARG_ENABLE(asm,  AC_ARG_ENABLE(asm,
676    [  --disable-asm    [  --disable-asm
677                            Disable hand-crafted assembly optimizations                            Enable hand-crafted assembly optimizations
678                            (default=on). LinuxSampler provides CPU specific                            (default=on). LinuxSampler provides CPU specific
679                            assembly optimizations for the most important                            assembly optimizations. This is currently limited
680                            synthesis algorithms. You usually don't want to                            to just enter a fast (denormal) FPU mode on x86
681                            disable that.],                            platforms. There are currently no synthesis core
682    [config_asm="no"],                            assembly optimizations anymore since LS 0.4.0],
683      [config_asm="$enableval"],
684    [config_asm="yes"]    [config_asm="yes"]
685  )  )
686  if test "$config_asm" = "yes"; then  if test "$config_asm" = "yes"; then
687    AC_DEFINE_UNQUOTED(CONFIG_ASM, 1, [Define to 1 if you want to enable hand-crafted asm optimizations.])    AC_DEFINE_UNQUOTED(CONFIG_ASM, 1, [Define to 1 if you want to enable asm optimizations.])
688  fi  fi
689    
690  AC_ARG_ENABLE(dev-mode,  AC_ARG_ENABLE(dev-mode,
691    [  --enable-dev-mode    [  --enable-dev-mode
692                            Enable development mode (default=no). In that mode                            Enable development mode (default=off). In that mode
693                            we do some extra sanity checks here and there.                            we do some extra sanity checks here and there.
694                            This helps to spot possible problems, but reduces                            This helps to spot possible problems, but reduces
695                            efficiency a bit],                            efficiency a bit],
696    [config_dev_mode="yes"],    [config_dev_mode="$enableval"],
697    [config_dev_mode="no"]    [config_dev_mode="no"]
698  )  )
699  if test "$config_dev_mode" = "yes"; then  if test "$config_dev_mode" = "yes"; then
# Line 302  AC_ARG_ENABLE(rt-exceptions, Line 721  AC_ARG_ENABLE(rt-exceptions,
721                            context as well. Otherwise if disabled                            context as well. Otherwise if disabled
722                            segmentation faults will be forced by the                            segmentation faults will be forced by the
723                            application on critical errors.],                            application on critical errors.],
724    [config_rt_exceptions="yes"],    [config_rt_exceptions="$enableval"],
725    [config_rt_exceptions="no"]    [config_rt_exceptions="no"]
726  )  )
727  if test "$config_rt_exceptions" = "yes"; then  if test "$config_rt_exceptions" = "yes"; then
728    AC_DEFINE_UNQUOTED(CONFIG_RT_EXCEPTIONS, 1, [Define to 1 to allow exceptions in the realtime context.])    AC_DEFINE_UNQUOTED(CONFIG_RT_EXCEPTIONS, 1, [Define to 1 to allow exceptions in the realtime context.])
729  fi  fi
730    
731    config_pthread_testcancel="$mac"
732    AC_ARG_ENABLE(pthread-testcancel,
733      [  --enable-pthread-testcancel
734                              Enable pthread_testcancel() calls and avoid
735                              asynchronous cancel of pthreads (default=yes
736                              for Mac targets, no otherwise).],
737      [config_pthread_testcancel="$enableval"],
738      []
739    )
740    if test "$config_pthread_testcancel" = "yes"; then
741      AC_DEFINE_UNQUOTED(CONFIG_PTHREAD_TESTCANCEL, 1, [Define to 1 to enable pthread_testcancel() calls.])
742    fi
743    
744  AC_ARG_ENABLE(preload-samples,  AC_ARG_ENABLE(preload-samples,
745    [  --enable-preload-samples    [  --enable-preload-samples
746                            Due to seeking and latency issues with hard drives                            Due to seeking and latency issues with hard drives
# Line 414  AC_DEFINE_UNQUOTED(CONFIG_STREAM_BUFFER_ Line 846  AC_DEFINE_UNQUOTED(CONFIG_STREAM_BUFFER_
846    
847  AC_ARG_ENABLE(max-streams,  AC_ARG_ENABLE(max-streams,
848    [  --enable-max-streams    [  --enable-max-streams
849                            Maximum amount of disk streams (default=90). This                            Initial maximum amount of disk streams
850                            value should always be higher than the maximum                            (default=90). This value can be changed at
851                            amount of voices.],                            runtime. It should always be higher than the
852                              maximum amount of voices.],
853    [config_max_streams="${enableval}"],    [config_max_streams="${enableval}"],
854    [config_max_streams="90"]    [config_max_streams="90"]
855  )  )
856  AC_DEFINE_UNQUOTED(CONFIG_MAX_STREAMS, $config_max_streams, [Define max. streams.])  AC_DEFINE_UNQUOTED(CONFIG_DEFAULT_MAX_STREAMS, $config_max_streams, [Define initial max. streams.])
857    
858  AC_ARG_ENABLE(max-voices,  AC_ARG_ENABLE(max-voices,
859    [  --enable-max-voices    [  --enable-max-voices
860                            Maximum amount of voices (default=64). This value                            Initial maximum amount of voices (default=64).
861                            should always be lower than the maximum amount of                            This value can be changed at runtime. It should
862                            disk streams.],                            always be lower than the maximum amount of disk
863                              streams.],
864    [config_max_voices="${enableval}"],    [config_max_voices="${enableval}"],
865    [config_max_voices="64"]    [config_max_voices="64"]
866  )  )
867  AC_DEFINE_UNQUOTED(CONFIG_MAX_VOICES, $config_max_voices, [Define max. voices.])  AC_DEFINE_UNQUOTED(CONFIG_DEFAULT_MAX_VOICES, $config_max_voices, [Define initial max. voices.])
868    
869    AC_ARG_ENABLE(subfragment-size,
870      [  --enable-subfragment-size
871                              Every audio fragment will be splitted into
872                              subfragments. Where each subfragment renders
873                              audio with constant synthesis parameters. This is
874                              done for efficiency reasons. This parameter
875                              defines the default size of a subfragment in
876                              sample points. A large value means less CPU time
877                              whereas a low value means better audio quality
878                              (default=32).],
879      [config_subfragment_size="${enableval}"],
880      [config_subfragment_size="32"]
881    )
882    AC_DEFINE_UNQUOTED(CONFIG_DEFAULT_SUBFRAGMENT_SIZE, $config_subfragment_size, [Define default subfragment size (in sample points).])
883    
884    AC_ARG_ENABLE(global-attenuation-default,
885      [  --enable-global-attenuation-default
886                              To prevent clipping all samples will be lowered
887                              in amplitude by this given default factor (can
888                              be overridden at runtime).
889                              (default=0.35)],
890      [config_global_attenuation_default="${enableval}"],
891      [config_global_attenuation_default="0.35"]
892    )
893    AC_DEFINE_UNQUOTED(CONFIG_GLOBAL_ATTENUATION_DEFAULT, $config_global_attenuation_default, [Define default global volume attenuation (as floating point factor).])
894    
895  AC_ARG_ENABLE(voice-steal-algo,  AC_ARG_ENABLE(voice-steal-algo,
896    [  --enable-voice-steal-algo    [  --enable-voice-steal-algo
# Line 465  AC_ARG_ENABLE(sysex-buffer-size, Line 925  AC_ARG_ENABLE(sysex-buffer-size,
925  )  )
926  AC_DEFINE_UNQUOTED(CONFIG_SYSEX_BUFFER_SIZE, $config_sysex_buffer_size, [Define SysEx buffer size.])  AC_DEFINE_UNQUOTED(CONFIG_SYSEX_BUFFER_SIZE, $config_sysex_buffer_size, [Define SysEx buffer size.])
927    
 AC_ARG_ENABLE(filter-update-steps,  
   [  --enable-filter-update-steps  
                           Amount of sample points after which filter  
                           parameters (cutoff, resonance) are going to be  
                           updated (default=64). Higher value means less CPU  
                           load, but also worse parameter resolution, this  
                           value will be aligned to a power of two.],  
   [config_filter_update_steps="${enableval}"],  
   [config_filter_update_steps="64"]  
 )  
 AC_DEFINE_UNQUOTED(CONFIG_FILTER_UPDATE_STEPS, $config_filter_update_steps, [Define amount of steps to refresh filter coefficients.])  
   
928  AC_ARG_ENABLE(force-filter,  AC_ARG_ENABLE(force-filter,
929    [  --enable-force-filter    [  --enable-force-filter
930                            If enabled will force filter to be used even if                            If enabled will force filter to be used even if
931                            no usage was define in instrument patch files.                            no usage was define in instrument patch files.
932                            (default=no).],                            (default=no).],
933    [config_force_filter="yes"],    [config_force_filter="$enableval"],
934    [config_force_filter="no"]    [config_force_filter="no"]
935  )  )
936  if test "$config_force_filter" = "yes"; then  if test "$config_force_filter" = "yes"; then
# Line 572  AC_ARG_ENABLE(gs-checksum, Line 1020  AC_ARG_ENABLE(gs-checksum,
1020                            messages which do not provide a correct checksum                            messages which do not provide a correct checksum
1021                            will be ignored. This is disabled by default as                            will be ignored. This is disabled by default as
1022                            not all devices honor GS checksums.],                            not all devices honor GS checksums.],
1023    [config_assert_gs_sysex_checksum="yes"],    [config_assert_gs_sysex_checksum="$enableval"],
1024    [config_assert_gs_sysex_checksum="no"]    [config_assert_gs_sysex_checksum="no"]
1025  )  )
1026  if test "config_assert_gs_sysex_checksum" = "yes"; then  if test "config_assert_gs_sysex_checksum" = "yes"; then
1027    AC_DEFINE_UNQUOTED(CONFIG_ASSERT_GS_SYSEX_CHECKSUM, 1, [Define to 1 if you want to enable GS SysEx check.])    AC_DEFINE_UNQUOTED(CONFIG_ASSERT_GS_SYSEX_CHECKSUM, 1, [Define to 1 if you want to enable GS SysEx check.])
1028  fi  fi
1029    
1030    AC_ARG_ENABLE(portamento-time-min,
1031      [  --enable-portamento-time-min
1032                              Minimum Portamento time in seconds
1033                              (default=0.1).],
1034      [config_portamento_time_min="${enableval}"],
1035      [config_portamento_time_min="0.1"]
1036    )
1037    AC_DEFINE_UNQUOTED(CONFIG_PORTAMENTO_TIME_MIN, $config_portamento_time_min, [Define min. portamento time.])
1038    
1039    AC_ARG_ENABLE(portamento-time-max,
1040      [  --enable-portamento-time-max
1041                              Maximum Portamento time in seconds
1042                              (default=32).],
1043      [config_portamento_time_max="${enableval}"],
1044      [config_portamento_time_max="32"]
1045    )
1046    AC_DEFINE_UNQUOTED(CONFIG_PORTAMENTO_TIME_MAX, $config_portamento_time_max, [Define max. portamento time.])
1047    
1048    AC_ARG_ENABLE(portamento-time-default,
1049      [  --enable-portamento-time-default
1050                              Default Portamento time in seconds
1051                              (default=1).],
1052      [config_portamento_time_default="${enableval}"],
1053      [config_portamento_time_default="1"]
1054    )
1055    AC_DEFINE_UNQUOTED(CONFIG_PORTAMENTO_TIME_DEFAULT, $config_portamento_time_default, [Define default portamento time.])
1056    
1057    AC_ARG_ENABLE(signed-triang-algo,
1058      [  --enable-signed-triang-algo
1059                              Signed triangular wave algorithm to be used (e.g. for LFOs).
1060                              Currently available options:
1061                                intmath:
1062                                  Uses integer math without any branch will then be
1063                                  converted to floating point value for each sample point.
1064                                  This int->float conversion might hurt on some systems.
1065                                intmathabs:
1066                                  Similar to intmath but uses abs() function.
1067                                  Depending on compiler and platrofm this could
1068                                  perform better than integer math as it avoids
1069                                  an extra integer multiply instruction.
1070                                diharmonic:
1071                                  The triangular wave will be approximated by adding two
1072                                  sinusoidials. This solution might especially hurt on
1073                                  systems with weak floating point unit.
1074                                benchmark (default):
1075                                  This is not an algorithm. Use this option if the
1076                                  appropriate algorithm should be automatically
1077                                  chosen by the configure script by performing a
1078                                  benchmark between the algorithms mentioned above.
1079                                  This will NOT work for cross compilation!],
1080      [ if test ! "(" "${enableval}" = "intmath" \
1081                  -o "${enableval}" = "intmathabs" \
1082                  -o "${enableval}" = "diharmonic" ")" ; then
1083          AC_MSG_ERROR([Unknown triangular wave algorithm for parameter --enable-signed-triang-algo])
1084        else
1085          config_signed_triang_algo="${enableval}"
1086        fi
1087      ],
1088      [config_signed_triang_algo="benchmark"]
1089    )
1090    
1091    AC_ARG_ENABLE(unsigned-triang-algo,
1092      [  --enable-unsigned-triang-algo
1093                              Unsigned triangular wave algorithm to be used (e.g. for LFOs).
1094                              Currently available options:
1095                                intmath:
1096                                  Uses integer math without any branch will then be
1097                                  converted to floating point value for each sample point.
1098                                  This int->float conversion might hurt on some systems.
1099                                intmathabs:
1100                                  Similar to intmath but uses abs() function.
1101                                  Depending on compiler and platrofm this could
1102                                  perform better than integer math as it avoids
1103                                  an extra integer multiply instruction.
1104                                diharmonic:
1105                                  The triangular wave will be approximated by adding two
1106                                  sinusoidials. This solution might especially hurt on
1107                                  systems with weak floating point unit.
1108                                benchmark (default):
1109                                  This is not an algorithm. Use this option if the
1110                                  appropriate algorithm should be automatically
1111                                  chosen by the configure script by performing a
1112                                  benchmark between the algorithms mentioned above.
1113                                  This will NOT work for cross compilation!],
1114      [ if test ! "(" "${enableval}" = "intmath" \
1115                  -o "${enableval}" = "intmathabs" \
1116                  -o "${enableval}" = "diharmonic" ")" ; then
1117          AC_MSG_ERROR([Unknown triangular wave algorithm for parameter --enable-unsigned-triang-algo])
1118        else
1119          config_unsigned_triang_algo="${enableval}"
1120        fi
1121      ],
1122      [config_unsigned_triang_algo="benchmark"]
1123    )
1124    
1125    AC_ARG_ENABLE(process-muted-channels,
1126      [  --enable-process-muted-channels
1127                              Enable processing of muted channels (default=no).
1128                              In that mode all MIDI events in the muted channels
1129                              will be processed. This will provide information
1130                              about the active voices in the muted channels and
1131                              will not discard notes, triggered in mute mode,
1132                              when the channel is unmuted. But also will reduce
1133                              the efficiency.],
1134      [config_process_muted_channels="$enableval"],
1135      [config_process_muted_channels="no"]
1136    )
1137    if test "$config_process_muted_channels" = "yes"; then
1138      AC_DEFINE_UNQUOTED(CONFIG_PROCESS_MUTED_CHANNELS, 1, [Define to 1 if you want to enable processing of muted channels.])
1139    fi
1140    
1141    AC_ARG_ENABLE(process-all-notes-off,
1142      [  --disable-process-all-notes-off
1143                              Disable interpretation of All-Notes-Off MIDI
1144                              messages (default=on). By default LS will release
1145                              all voices whenever it receives an All-Notes-Off
1146                              MIDI message. You can disable this behavior, so
1147                              that LS simply ignores such messages.],
1148      [config_process_all_notes_off="$enableval"],
1149      [config_process_all_notes_off="yes"]
1150    )
1151    if test "$config_process_all_notes_off" = "yes"; then
1152      AC_DEFINE_UNQUOTED(CONFIG_PROCESS_ALL_NOTES_OFF, 1, [Define to 1 if you want to enable processing of All-Notes-Off MIDI messages.])
1153    fi
1154    
1155    AC_ARG_ENABLE(interpolate-volume,
1156      [  --disable-interpolate-volume
1157                              Disable interpolation of volume modulation
1158                              (default=on). With this enabled, the volume changes
1159                              generated by for example the envelope generator
1160                              will be smoother, minimizing the risk for audio
1161                              clicks. Disable it to reduce CPU usage.],
1162      [config_interpolate_volume="$enableval"],
1163      [config_interpolate_volume="yes"]
1164    )
1165    if test "$config_interpolate_volume" = "yes"; then
1166      AC_DEFINE_UNQUOTED(CONFIG_INTERPOLATE_VOLUME, 1, [Define to 1 if you want to enable interpolation of volume modulation.])
1167    fi
1168    
1169    AC_ARG_ENABLE(master-volume-sysex-by-port,
1170      [  --enable-master-volume-sysex-by-port
1171                              Whether global volume sysex message should be
1172                              applied globally to the whole sampler or only to
1173                              the sampler channels connected to the same MIDI
1174                              input port on which the sysex message arrived on.
1175                              By default global volume sysex messages apply
1176                              globally to the whole sampler, since many MIDI
1177                              devices behave that way.],
1178      [config_master_volume_sysex_by_port="$enableval"],
1179      [config_master_volume_sysex_by_port="no"]
1180    )
1181    if test "$config_master_volume_sysex_by_port" = "yes"; then
1182      AC_DEFINE_UNQUOTED(CONFIG_MASTER_VOLUME_SYSEX_BY_PORT, 1, [Define to 1 if you want global volume sysex message only be applied to the respective MIDI port.])
1183    fi
1184    
1185    AC_ARG_ENABLE(plugin-dir,
1186      [  --enable-plugin-dir
1187                              Directory where the sampler shall look for potential plugins,
1188                              that is 3rd party shared libraries that should be loaded by
1189                              the sampler on startup. By default the sampler will search
1190                              for plugins in the subdirectory "plugins" below its own
1191                              library directory.
1192                              (i.e. /usr/local/lib/linuxsampler/plugins)],
1193      [config_plugin_dir="${enableval}"],
1194      [config_plugin_dir="${libdir}/linuxsampler/plugins"]
1195    )
1196    AC_SUBST(config_plugin_dir)
1197    
1198    AC_ARG_ENABLE(default-instruments-db-location,
1199      [  --enable-default-instruments-db-location
1200                              Only when instruments DB feature is enabled: file name
1201                              which shall be taken as default location of the
1202                              instruments DB file. This location can still be
1203                              overridden at runtime with a command line switch.
1204                              (default: /var/lib/linuxsampler/instruments.db)],
1205      [config_default_instruments_db_file="${enableval}"],
1206      [config_default_instruments_db_file="/var/lib/linuxsampler/instruments.db"]
1207    )
1208    AC_DEFINE_UNQUOTED(
1209        CONFIG_DEFAULT_INSTRUMENTS_DB_LOCATION,
1210        "$config_default_instruments_db_file",
1211        [Only when instruments DB feature is enabled: default location of the DB file.]
1212    )
1213    AC_SUBST(config_default_instruments_db_file)
1214    
1215    
1216    ###########################################################################
1217    # Automatic Benchmarks (to detect the best algorithms for the system)
1218    
1219    AC_LANG_SAVE
1220    
1221    if test "$config_signed_triang_algo" = "benchmark"; then
1222        echo -n "benchmarking for the best (signed) triangular oscillator algorithm... "
1223        AC_LANG_CPLUSPLUS
1224        AC_TRY_RUN([
1225                #define SIGNED 1
1226                #define SILENT 1
1227                #include "${srcdir}/benchmarks/triang.cpp"
1228            ],
1229            triang_signed=0,
1230            triang_signed=$?,
1231            triang_signed=0
1232        )
1233        if test "$triang_signed" = "2"; then
1234            config_signed_triang_algo="intmath"
1235            echo "integer math"
1236        elif test "$triang_signed" = "3"; then
1237            config_signed_triang_algo="diharmonic"
1238            echo "di harmonics"
1239        elif test "$triang_signed" = "5"; then
1240            config_signed_triang_algo="intmathabs"
1241            echo "integer math using abs()"
1242        else
1243            echo "Benchmark of signed triangular wave algorithms failed!"
1244            echo "Maybe you are doing cross compilation? In that case you have to select"
1245            echo "an algorithm manually with './configure --enable-signed-triang-algo=...'"
1246            echo "Call './configure --help' for further information or read configure.in."
1247            exit -1;
1248        fi
1249    else
1250        case "$config_signed_triang_algo" in
1251            intmath)
1252                triang_signed=2 ;;
1253            diharmonic)
1254                triang_signed=3 ;;
1255            intmathabs)
1256                triang_signed=5 ;;
1257        esac
1258    fi
1259    AC_DEFINE_UNQUOTED(CONFIG_SIGNED_TRIANG_ALGO, ${triang_signed}, [Define signed triangular wave algorithm to be used.])
1260    
1261    if test "$config_unsigned_triang_algo" = "benchmark"; then
1262        echo -n "benchmarking for the best (unsigned) triangular oscillator algorithm... "
1263        AC_LANG_CPLUSPLUS
1264        AC_TRY_RUN([
1265                #define SIGNED 0
1266                #define SILENT 1
1267                #include "${srcdir}/benchmarks/triang.cpp"
1268            ],
1269            triang_unsigned=0,
1270            triang_unsigned=$?,
1271            triang_unsigned=0
1272        )
1273        if test "$triang_unsigned" = "2"; then
1274            config_unsigned_triang_algo="intmath"
1275            echo "integer math"
1276        elif test "$triang_unsigned" = "3"; then
1277            config_unsigned_triang_algo="diharmonic"
1278            echo "di harmonics"
1279        elif test "$triang_unsigned" = "5"; then
1280            config_unsigned_triang_algo="intmathabs"
1281            echo "integer math using abs()"
1282        else
1283            echo "Benchmark of unsigned triangular wave algorithms failed!"
1284            echo "Maybe you are doing cross compilation? In that case you have to select"
1285            echo "an algorithm manually with './configure --enable-unsigned-triang-algo=...'"
1286            echo "Call './configure --help' for further information or read configure.in."
1287            exit -1;
1288        fi
1289    else
1290        case "$config_unsigned_triang_algo" in
1291            intmath)
1292                triang_unsigned=2 ;;
1293            diharmonic)
1294                triang_unsigned=3 ;;
1295            intmathabs)
1296                triang_unsigned=5 ;;
1297        esac
1298    fi
1299    AC_DEFINE_UNQUOTED(CONFIG_UNSIGNED_TRIANG_ALGO, ${triang_unsigned}, [Define unsigned triangular wave algorithm to be used.])
1300    
1301    AC_LANG_RESTORE
1302    
1303    
1304  ###########################################################################  ###########################################################################
1305  # Create Build Files  # Create Build Files
# Line 587  AM_CONFIG_HEADER(config.h) Line 1308  AM_CONFIG_HEADER(config.h)
1308  AM_INIT_AUTOMAKE(linuxsampler, "$LINUXSAMPLER_RELEASE_MAJOR.$LINUXSAMPLER_RELEASE_MINOR.$LINUXSAMPLER_RELEASE_BUILD")  AM_INIT_AUTOMAKE(linuxsampler, "$LINUXSAMPLER_RELEASE_MAJOR.$LINUXSAMPLER_RELEASE_MINOR.$LINUXSAMPLER_RELEASE_BUILD")
1309    
1310  AC_LANG_CPLUSPLUS  AC_LANG_CPLUSPLUS
 AC_PROG_CXX  
   
 # some gcc 4.0 versions need -msse for SSE register allocations  
 if test "$config_asm" = "yes"; then  
   if test "$def_arch_x86" = 1; then  
     CXXFLAGS="$CXXFLAGS -msse"  
   fi  
 fi  
1311    
1312  # autoconf 2.59/libtool 1.5.12 bug? work-around. Without a check like  # autoconf 2.59/libtool 1.5.12 bug? work-around. Without a check like
1313  # this, the dlfcn.h check in am_prog_libtool may fail.  # this, the dlfcn.h check in am_prog_libtool may fail.
# Line 605  AC_OUTPUT( \ Line 1318  AC_OUTPUT( \
1318      man/Makefile \      man/Makefile \
1319      man/linuxsampler.1 \      man/linuxsampler.1 \
1320      src/Makefile \      src/Makefile \
1321        src/db/Makefile \
1322      src/network/Makefile \      src/network/Makefile \
1323      src/engines/Makefile \      src/engines/Makefile \
1324      src/engines/gig/Makefile \      src/engines/gig/Makefile \
1325        src/engines/sf2/Makefile \
1326        src/engines/sfz/Makefile \
1327      src/engines/common/Makefile \      src/engines/common/Makefile \
1328      src/common/Makefile src/lib/Makefile \      src/effects/Makefile \
1329      src/lib/fileloader/Makefile \      src/common/Makefile \
     src/lib/fileloader/libgig/Makefile \  
1330      src/testcases/Makefile \      src/testcases/Makefile \
1331      src/drivers/Makefile \      src/drivers/Makefile \
1332      src/drivers/audio/Makefile \      src/drivers/audio/Makefile \
1333      src/drivers/midi/Makefile \      src/drivers/midi/Makefile \
1334        src/plugins/Makefile \
1335        src/hostplugins/Makefile \
1336        src/hostplugins/dssi/Makefile \
1337        src/hostplugins/lv2/Makefile \
1338        src/hostplugins/vst/Makefile \
1339        src/hostplugins/au/Makefile \
1340      linuxsampler.spec \      linuxsampler.spec \
1341      debian/Makefile \      debian/Makefile \
1342      Artwork/Makefile \      Artwork/Makefile \
1343      scripts/Makefile \      scripts/Makefile \
1344      osx/Makefile \      osx/Makefile \
1345      osx/LinuxSampler.xcode/Makefile \      osx/linuxsampler.xcodeproj/Makefile \
1346      Documentation/Makefile \      Documentation/Makefile \
1347      Documentation/Engines/Makefile \      Documentation/Engines/Makefile \
1348      Documentation/Engines/gig/Makefile \      Documentation/Engines/gig/Makefile \
# Line 629  AC_OUTPUT( \ Line 1350  AC_OUTPUT( \
1350      Doxyfile \      Doxyfile \
1351  )  )
1352    
1353    # resolve all nested variables in '${config_plugin_dir}'
1354    # (merely for providing a human readable summary below)
1355    while test $config_plugin_dir != `eval echo ${config_plugin_dir}` ; do
1356            config_plugin_dir=`eval echo ${config_plugin_dir}`
1357    done
1358    
1359    
1360  ###########################################################################  ###########################################################################
1361  # Output All Configuration Options  # Output All Configuration Options
# Line 637  echo "" Line 1364  echo ""
1364  echo "#####################################################################"  echo "#####################################################################"
1365  echo "# LinuxSampler Configuration                                        #"  echo "# LinuxSampler Configuration                                        #"
1366  echo "#-------------------------------------------------------------------#"  echo "#-------------------------------------------------------------------#"
1367    echo "# Release Version: ${LINUXSAMPLER_RELEASE_MAJOR}.${LINUXSAMPLER_RELEASE_MINOR}.${LINUXSAMPLER_RELEASE_BUILD}"
1368    echo "# LSCP Version: ${LSCP_RELEASE_MAJOR}.${LSCP_RELEASE_MINOR}"
1369    echo "#-------------------------------------------------------------------"
1370  echo "# Assembly Optimizations: ${config_asm}"  echo "# Assembly Optimizations: ${config_asm}"
1371  echo "# Development Mode: ${config_dev_mode}"  echo "# Development Mode: ${config_dev_mode}"
1372  echo "# Debug Level: ${config_debug_level}"  echo "# Debug Level: ${config_debug_level}"
# Line 650  echo "# Streams to be refilled per Disk Line 1380  echo "# Streams to be refilled per Disk
1380  echo "# Minimum Stream Refill Size: ${config_stream_min_refill}"  echo "# Minimum Stream Refill Size: ${config_stream_min_refill}"
1381  echo "# Maximum Stream Refill Size: ${config_stream_max_refill}"  echo "# Maximum Stream Refill Size: ${config_stream_max_refill}"
1382  echo "# Stream Size: ${config_stream_size}"  echo "# Stream Size: ${config_stream_size}"
1383  echo "# Maximum Disk Streams: ${config_max_streams}"  echo "# Default Maximum Disk Streams: ${config_max_streams}"
1384  echo "# Maximum Voices: ${config_max_voices}"  echo "# Default Maximum Voices: ${config_max_voices}"
1385    echo "# Default Subfragment Size: ${config_subfragment_size}"
1386    echo "# Default Global Volume Attenuation: ${config_global_attenuation_default}"
1387  echo "# Voice Stealing Algorithm: ${config_voice_steal_algo}"  echo "# Voice Stealing Algorithm: ${config_voice_steal_algo}"
1388    echo "# Signed Triangular Oscillator Algorithm: ${config_signed_triang_algo}"
1389    echo "# Unsigned Triangular Oscillator Algorithm: ${config_unsigned_triang_algo}"
1390  echo "# SysEx Buffer Size: ${config_sysex_buffer_size} Byte"  echo "# SysEx Buffer Size: ${config_sysex_buffer_size} Byte"
1391  echo "# Filter Update Steps: ${config_filter_update_steps}"  echo "# Min. Portamento Time: ${config_portamento_time_min} s"
1392    echo "# Max. Portamento Time: ${config_portamento_time_max} s"
1393    echo "# Default Portamento Time: ${config_portamento_time_default} s"
1394  echo "# Force Filter Usage: ${config_force_filter}"  echo "# Force Filter Usage: ${config_force_filter}"
1395  echo "# Filter Cutoff Minimum: ${config_filter_cutoff_min} Hz"  echo "# Filter Cutoff Minimum: ${config_filter_cutoff_min} Hz"
1396  echo "# Filter Cutoff Maximum: ${config_filter_cutoff_max} Hz"  echo "# Filter Cutoff Maximum: ${config_filter_cutoff_max} Hz"
# Line 662  echo "# Override Filter Cutoff Controlle Line 1398  echo "# Override Filter Cutoff Controlle
1398  echo "# Override Filter Resonance Controller: ${config_override_resonance_ctrl}"  echo "# Override Filter Resonance Controller: ${config_override_resonance_ctrl}"
1399  echo "# Override Filter Type: ${config_override_filter_type}"  echo "# Override Filter Type: ${config_override_filter_type}"
1400  echo "# Assert GS SysEx Checksum: ${config_assert_gs_sysex_checksum}"  echo "# Assert GS SysEx Checksum: ${config_assert_gs_sysex_checksum}"
1401    echo "# Process Muted Channels: ${config_process_muted_channels}"
1402    echo "# Process All-Notes-Off MIDI message: ${config_process_all_notes_off}"
1403    echo "# Apply global volume SysEx by MIDI port: ${config_master_volume_sysex_by_port}"
1404    echo "# Interpolate Volume: ${config_interpolate_volume}"
1405    echo "# Instruments database support: ${config_instruments_db}"
1406    if test "$config_instruments_db" = "yes"; then
1407    echo "# Instruments DB default location: ${config_default_instruments_db_file}"
1408    fi
1409    echo "# Plugin Path: ${config_plugin_dir}"
1410    echo "#-------------------------------------------------------------------"
1411    echo "# MIDI Input Drivers:"
1412    echo "# ALSA: ${config_have_alsa}, JACK: ${config_have_jack_midi}, CoreMIDI: ${config_have_coremidi}, MME: ${config_have_mme}, MidiShare: ${config_have_midishare}"
1413    echo "#-------------------------------------------------------------------"
1414    echo "# Audio Output Drivers:"
1415    echo "# ALSA: ${config_have_alsa}, JACK: ${config_have_jack}, ARTS: ${config_have_arts}, CoreAudio: ${config_have_coreaudio}, ASIO: ${config_have_asio}"
1416    echo "#-------------------------------------------------------------------"
1417    echo "# Sampler Engines:"
1418    echo "# GIG: yes, SF2: ${config_have_sf2}, SFZ: yes"
1419    echo "#-------------------------------------------------------------------"
1420    echo "# Effect plugin systems for internal effects:"
1421    echo "# LADSPA: yes"
1422    echo "#-------------------------------------------------------------------"
1423    echo "# Building sampler as plugin for following host standards:"
1424    echo "# DSSI: ${config_have_dssi}, LV2: ${config_have_lv2}, VST: ${config_have_vst}, AU: ${config_have_au}"
1425  echo "#-------------------------------------------------------------------#"  echo "#-------------------------------------------------------------------#"
1426  echo "# Read './configure --help' or file 'configure.in' for details.     #"  echo "# Read './configure --help' or file 'configure.in' for details.     #"
1427  echo "#####################################################################"  echo "#####################################################################"

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