/[svn]/linuxsampler/trunk/configure.in
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revision 840 by persson, Sun Feb 26 13:00:08 2006 UTC revision 1360 by schoenebeck, Sun Sep 30 20:04:11 2007 UTC
# Line 4  AC_INIT(configure.in) Line 4  AC_INIT(configure.in)
4  # LinuxSampler's / liblinuxsampler's "official" release version:  # LinuxSampler's / liblinuxsampler's "official" release version:
5    
6  LINUXSAMPLER_RELEASE_MAJOR=0  LINUXSAMPLER_RELEASE_MAJOR=0
7  LINUXSAMPLER_RELEASE_MINOR=3  LINUXSAMPLER_RELEASE_MINOR=4
8  LINUXSAMPLER_RELEASE_BUILD=3cvs  LINUXSAMPLER_RELEASE_BUILD=0.7cvs
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 29  LIBLINUXSAMPLER_LT_REVISION=0 Line 29  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=2
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  AM_PROG_LIBTOOL  AM_PROG_LIBTOOL
42    
43  AC_SUBST(SHLIB_VERSION_ARG)  AC_SUBST(SHLIB_VERSION_ARG)
# Line 64  CXX_CPU_SWITCH= Line 73  CXX_CPU_SWITCH=
73  if ! echo "X $CXXFLAGS " | grep -q -- " \(-march=\|-mcpu=\|-mtune=\|-arch=\)" ; then  if ! echo "X $CXXFLAGS " | grep -q -- " \(-march=\|-mcpu=\|-mtune=\|-arch=\)" ; then
74    if test "$def_arch_x86" = 1; then    if test "$def_arch_x86" = 1; then
75      CXX_CPU_SWITCH="-march=$target_cpu"      CXX_CPU_SWITCH="-march=$target_cpu"
76    elif test "$target_cpu" = "powerpc"; then    elif test "$target_cpu" = "ppc"; then
77      CXX_CPU_SWITCH="-arch=$target_cpu"      CXX_CPU_SWITCH="-arch=$target_cpu"
78    fi    fi
79  fi  fi
# Line 105  fi Line 114  fi
114  # check for <features.h>  # check for <features.h>
115  AC_CHECK_HEADERS(features.h)  AC_CHECK_HEADERS(features.h)
116    
117    
118    ###########################################################################
119  # Checks for available audio and MIDI systems / drivers  # Checks for available audio and MIDI systems / drivers
120  # (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)
121    
122  have_midi_input_driver="false"  have_midi_input_driver="false"
123  have_audio_output_driver="false"  have_audio_output_driver="false"
124    
125  AC_CHECK_HEADER(alsa/asoundlib.h,  # ALSA
126      AC_CHECK_LIB(asound, main,  AC_ARG_ENABLE(alsa-driver,
127                               have_alsa=1    [  --disable-alsa-driver
128                               ,                            Disable support for the Advanced Linux Sound
129                               have_alsa=0                            Architecture (ALSA).],
130                  )    [config_alsa_driver="$enableval"],
131                  ,    [config_alsa_driver="yes"]
132                  have_alsa=0  )
133  )  have_alsa=0
134  if test "$have_alsa" = "1"; then  if test "$config_alsa_driver" = "yes"; then
135      have_midi_input_driver="true"      AC_CHECK_HEADER(alsa/asoundlib.h,
136      have_audio_output_driver="true";          AC_CHECK_LIB(asound, main,
137                                     have_alsa=1
138                                     ,
139                                     have_alsa=0
140                        )
141                        ,
142                        have_alsa=0
143        )
144        if test "$have_alsa" = "1"; then
145            have_midi_input_driver="true"
146            have_audio_output_driver="true";
147        fi
148    
149        echo -n "checking Alsa version... "
150        AC_LANG_SAVE
151        AC_LANG_C
152        AC_TRY_RUN([
153            #include <alsa/asoundlib.h>
154            void main(void) {
155                /* ensure backward compatibility */
156                #if !defined(SND_LIB_MAJOR) && defined(SOUNDLIB_VERSION_MAJOR)
157                #define SND_LIB_MAJOR SOUNDLIB_VERSION_MAJOR
158                #endif
159                exit(SND_LIB_MAJOR);
160            }
161        ],
162        alsa_major=0,
163        alsa_major=$?,
164        alsa_major=0
165        )
166        AC_TRY_RUN([
167            #include <alsa/asoundlib.h>
168            void main(void) {
169                /* ensure backward compatibility */
170                #if !defined(SND_LIB_MINOR) && defined(SOUNDLIB_VERSION_MINOR)
171                #define SND_LIB_MINOR SOUNDLIB_VERSION_MINOR
172                #endif
173                exit(SND_LIB_MINOR);
174            }
175        ],
176        alsa_minor=0,
177        alsa_minor=$?,
178        alsa_minor=0
179        )
180        AC_TRY_RUN([
181            #include <alsa/asoundlib.h>
182            void main(void) {
183                /* ensure backward compatibility */
184                #if !defined(SND_LIB_SUBMINOR) && defined(SOUNDLIB_VERSION_SUBMINOR)
185                #define SND_LIB_SUBMINOR SOUNDLIB_VERSION_SUBMINOR
186                #endif
187                exit(SND_LIB_SUBMINOR);
188            }
189        ],
190        alsa_subminor=0,
191        alsa_subminor=$?,
192        alsa_subminor=0
193        )
194        AC_LANG_RESTORE
195        echo "$alsa_major.$alsa_minor.$alsa_subminor";
196        AC_DEFINE_UNQUOTED(ALSA_MAJOR,$alsa_major,[Define to the major version number of your Alsa installation.])
197        AC_DEFINE_UNQUOTED(ALSA_MINOR,$alsa_minor,[Define to the minor version number of your Alsa installation.])
198        AC_DEFINE_UNQUOTED(ALSA_SUBMINOR,$alsa_subminor,[Define to the subminor version number of your Alsa installation.])
199    else
200        echo "ALSA support disabled by configure script parameter"
201  fi  fi
202  AM_CONDITIONAL(HAVE_ALSA, test $have_alsa = "1")  AM_CONDITIONAL(HAVE_ALSA, test $have_alsa = "1")
203  AC_DEFINE_UNQUOTED(HAVE_ALSA,$have_alsa,[Define to 1 if you have ALSA installed.])  AC_DEFINE_UNQUOTED(HAVE_ALSA,$have_alsa,[Define to 1 if you have ALSA installed.])
204    
 echo -n "checking Alsa version... "  
 AC_LANG_SAVE  
 AC_LANG_C  
 AC_TRY_RUN([  
 #include <alsa/asoundlib.h>  
 void main(void) {  
 /* ensure backward compatibility */  
 #if !defined(SND_LIB_MAJOR) && defined(SOUNDLIB_VERSION_MAJOR)  
 #define SND_LIB_MAJOR SOUNDLIB_VERSION_MAJOR  
 #endif  
 exit(SND_LIB_MAJOR);  
 }  
 ],  
 alsa_major=0,  
 alsa_major=$?,  
 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.])  
   
205  # JACK  # JACK
206  PKG_CHECK_MODULES(JACK, jack, HAVE_JACK=true, HAVE_JACK=false)  AC_ARG_ENABLE(jack-driver,
207  AC_SUBST(JACK_LIBS)    [  --disable-jack-driver
208  AC_SUBST(JACK_CFLAGS)                            Disable support for the Jack Audio Connection Kit
209  if test $HAVE_JACK = false; then                            (JACK).],
210      HAVE_JACK=0;    [config_jack_driver="$enableval"],
211      [config_jack_driver="yes"]
212    )
213    have_jack=0
214    if test "$config_jack_driver" = "yes"; then
215        PKG_CHECK_MODULES(JACK, jack, have_jack=1, have_jack=0)
216        if test $have_jack = "1"; then
217            AC_SUBST(JACK_LIBS)
218            AC_SUBST(JACK_CFLAGS)
219            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)
220            have_audio_output_driver="true";
221        fi
222  else  else
223      HAVE_JACK=1      echo "JACK support disabled by configure script parameter"
     have_audio_output_driver="true";  
     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)  
224  fi  fi
225  AM_CONDITIONAL(HAVE_JACK, test $HAVE_JACK = 1)  AM_CONDITIONAL(HAVE_JACK, test $have_jack = "1")
226  AC_DEFINE_UNQUOTED(HAVE_JACK,$HAVE_JACK,[Define to 1 if you have JACK installed.])  AC_DEFINE_UNQUOTED(HAVE_JACK,$have_jack,[Define to 1 if you have JACK installed.])
227    
228  # ARTS  # ARTS
229    AC_ARG_ENABLE(arts-driver,
230  m4_ifdef([m4_include(m4/arts.m4)],,    [  --disable-arts-driver
231          [sinclude([m4/arts.m4])])                            Disable support for the Analogue Realtime System
232                              (aRts).],
233  AM_PATH_ARTS(0.9.5, have_arts=1, have_arts=0)    [config_arts_driver="$enableval"],
234  if test "$have_arts" = "1"; then    [config_arts_driver="yes"]
235      have_audio_output_driver="true"  )
236    have_arts=0
237    if test "$config_arts_driver" = "yes"; then
238        m4_ifdef([m4_include(m4/arts.m4)],,
239                 [sinclude([m4/arts.m4])])
240        AM_PATH_ARTS(0.9.5, have_arts=1, have_arts=0)
241        if test "$have_arts" = "1"; then
242            have_audio_output_driver="true"
243        fi
244    else
245        echo "ARTS support disabled by configure script parameter"
246  fi  fi
247  AM_CONDITIONAL(HAVE_ARTS, test "$have_arts" = "1")  AM_CONDITIONAL(HAVE_ARTS, test "$have_arts" = "1")
248  AC_DEFINE_UNQUOTED(HAVE_ARTS,$have_arts,[Define to 1 if you have aRts installed.])  AC_DEFINE_UNQUOTED(HAVE_ARTS,$have_arts,[Define to 1 if you have aRts installed.])
249    
250  # MidiShare (Linux, OS X, Windows)  # MidiShare (Linux, OS X, Windows)
251  AC_CHECK_HEADER(MidiShare.h,  AC_ARG_ENABLE(midishare-driver,
252      AC_CHECK_LIB(MidiShare, MidiCountEvs,    [  --disable-midishare-driver
253                              have_midishare=1,                            Disable support for the MidiShare system.],
254                              have_midishare=0    [config_midishare_driver="$enableval"],
255                  )    [config_midishare_driver="yes"]
256                  ,  )
257                  have_midishare=0  have_midishare=0
258  )  if test "$config_midishare_driver" = "yes"; then
259  if test "$have_midishare" = "1"; then      AC_CHECK_HEADER(MidiShare.h,
260      have_midi_input_driver="true"          AC_CHECK_LIB(MidiShare, MidiCountEvs,
261                                    have_midishare=1,
262                                    have_midishare=0
263                        )
264                        ,
265                        have_midishare=0
266        )
267        if test "$have_midishare" = "1"; then
268            have_midi_input_driver="true"
269        fi
270    else
271        echo "MidiShare support disabled by configure script parameter"
272  fi  fi
273  AM_CONDITIONAL(HAVE_MIDISHARE, test $have_midishare = "1")  AM_CONDITIONAL(HAVE_MIDISHARE, test $have_midishare = "1")
274  AC_DEFINE_UNQUOTED(HAVE_MIDISHARE,$have_midishare,[Define to 1 if you have MidiShare installed.])  AC_DEFINE_UNQUOTED(HAVE_MIDISHARE,$have_midishare,[Define to 1 if you have MidiShare installed.])
275    
276  # CoreMIDI (OS X)  # CoreMIDI (OS X)
277  AC_CHECK_HEADER(CoreMIDI/CoreMIDI.h,  AC_ARG_ENABLE(coremidi-driver,
278                  have_coremidi=1,    [  --disable-coremidi-driver
279                  have_coremidi=0                            Disable support for the Apple CoreMIDI system.],
280  )    [config_coremidi_driver="$enableval"],
281  if test "$have_coremidi" = "1"; then    [config_coremidi_driver="yes"]
282      have_midi_input_driver="true"  )
283    have_coremidi=0
284    if test "$config_coremidi_driver" = "yes"; then
285        AC_CHECK_HEADER(CoreMIDI/CoreMIDI.h,
286            have_coremidi=1,
287            have_coremidi=0
288        )
289        if test "$have_coremidi" = "1"; then
290            have_midi_input_driver="true"
291        fi
292    else
293        echo "CoreMIDI support disabled by configure script parameter"
294  fi  fi
295  AM_CONDITIONAL(HAVE_COREMIDI, test $have_coremidi = "1")  AM_CONDITIONAL(HAVE_COREMIDI, test $have_coremidi = "1")
296  AC_DEFINE_UNQUOTED(HAVE_COREMIDI,$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.])
297    
298  # Check presence of libgig  # Check presence of libgig
299  libgig_version="2.0.2"  libgig_version="3.1.1"
300  PKG_CHECK_MODULES(GIG, gig >= $libgig_version, HAVE_GIG=true, HAVE_GIG=false)  PKG_CHECK_MODULES(GIG, gig >= $libgig_version, HAVE_GIG=true, HAVE_GIG=false)
301  if test "$HAVE_GIG" = "false"; then  if test "$HAVE_GIG" = "false"; then
302      echo "Required libgig version not found!"      echo "Required libgig version not found!"
# Line 242  fi Line 308  fi
308  AC_SUBST(GIG_CFLAGS)  AC_SUBST(GIG_CFLAGS)
309  AC_SUBST(GIG_LIBS)  AC_SUBST(GIG_LIBS)
310    
311  # SQLITE3  # Check presence of sqlite3
312  PKG_CHECK_MODULES(SQLITE3, sqlite3, HAVE_SQLITE3=true, HAVE_SQLITE3=false)  sqlite_version="3.3"
313    PKG_CHECK_MODULES(SQLITE3, sqlite3 >= $sqlite_version, HAVE_SQLITE3=true, HAVE_SQLITE3=false)
314  AC_SUBST(SQLITE3_LIBS)  AC_SUBST(SQLITE3_LIBS)
315  AC_SUBST(SQLITE3_CFLAGS)  AC_SUBST(SQLITE3_CFLAGS)
316  if test $HAVE_SQLITE3 = false; then  if test $HAVE_SQLITE3 = false; then
317      HAVE_SQLITE3=0;      HAVE_SQLITE3=0;
318      echo "no, support for instrument DB will be disabled!"      instruments_db_support="no"
319        echo "*** Required sqlite version not found!"
320        echo "*** You need to have sqlite version ${sqlite_version} or higher"
321        echo "*** for instruments database support to be enabled."
322        echo "*** Support for instruments DB will be disabled!"
323  else  else
324      HAVE_SQLITE3=1      HAVE_SQLITE3=1
325      echo "yes"      instruments_db_support="yes"
326  fi  fi
327  AM_CONDITIONAL(HAVE_SQLITE3, test $HAVE_SQLITE3 = 1)  AM_CONDITIONAL(HAVE_SQLITE3, test $HAVE_SQLITE3 = 1)
328  AC_DEFINE_UNQUOTED(HAVE_SQLITE3,$HAVE_SQLITE3,[Define to 1 if you have SQLITE3 installed.])  AC_DEFINE_UNQUOTED(HAVE_SQLITE3,$HAVE_SQLITE3,[Define to 1 if you have SQLITE3 installed.])
# Line 277  fi Line 348  fi
348  # TODO: should we use AC_ARG_VAR(variable, description) instead?  # TODO: should we use AC_ARG_VAR(variable, description) instead?
349    
350  AC_ARG_ENABLE(asm,  AC_ARG_ENABLE(asm,
351    [  --enable-asm    [  --disable-asm
352                            Enable hand-crafted assembly optimizations                            Enable hand-crafted assembly optimizations
353                            (default=off). LinuxSampler provides CPU specific                            (default=on). LinuxSampler provides CPU specific
354                            assembly optimizations for the most important                            assembly optimizations. This is currently limited
355                            synthesis algorithms. This is currently disabled                            to just enter a fast (denormal) FPU mode on x86
356                            by default since current asm code is broken.],                            platforms. There are currently no synthesis core
357    [config_asm="yes"],                            assembly optimizations anymore since LS 0.4.0],
358    [config_asm="no"]    [config_asm="$enableval"],
359      [config_asm="yes"]
360  )  )
361  if test "$config_asm" = "yes"; then  if test "$config_asm" = "yes"; then
362    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.])
363  fi  fi
364    
365  AC_ARG_ENABLE(dev-mode,  AC_ARG_ENABLE(dev-mode,
# Line 296  AC_ARG_ENABLE(dev-mode, Line 368  AC_ARG_ENABLE(dev-mode,
368                            we do some extra sanity checks here and there.                            we do some extra sanity checks here and there.
369                            This helps to spot possible problems, but reduces                            This helps to spot possible problems, but reduces
370                            efficiency a bit],                            efficiency a bit],
371    [config_dev_mode="no"],    [config_dev_mode="$enableval"],
372    [config_dev_mode="yes"]    [config_dev_mode="yes"]
373  )  )
374  if test "$config_dev_mode" = "yes"; then  if test "$config_dev_mode" = "yes"; then
# Line 324  AC_ARG_ENABLE(rt-exceptions, Line 396  AC_ARG_ENABLE(rt-exceptions,
396                            context as well. Otherwise if disabled                            context as well. Otherwise if disabled
397                            segmentation faults will be forced by the                            segmentation faults will be forced by the
398                            application on critical errors.],                            application on critical errors.],
399    [config_rt_exceptions="yes"],    [config_rt_exceptions="$enableval"],
400    [config_rt_exceptions="no"]    [config_rt_exceptions="no"]
401  )  )
402  if test "$config_rt_exceptions" = "yes"; then  if test "$config_rt_exceptions" = "yes"; then
# Line 469  AC_ARG_ENABLE(subfragment-size, Line 541  AC_ARG_ENABLE(subfragment-size,
541  )  )
542  AC_DEFINE_UNQUOTED(CONFIG_DEFAULT_SUBFRAGMENT_SIZE, $config_subfragment_size, [Define default subfragment size (in sample points).])  AC_DEFINE_UNQUOTED(CONFIG_DEFAULT_SUBFRAGMENT_SIZE, $config_subfragment_size, [Define default subfragment size (in sample points).])
543    
544  AC_ARG_ENABLE(global-attenuation,  AC_ARG_ENABLE(global-attenuation-default,
545    [  --enable-global-attenuation    [  --enable-global-attenuation-default
546                            To prevent clipping all samples will be lowered                            To prevent clipping all samples will be lowered
547                            in amplitude by this given factor.                            in amplitude by this given default factor (can
548                              be overridden at runtime).
549                            (default=0.35)],                            (default=0.35)],
550    [config_global_attenuation="${enableval}"],    [config_global_attenuation_default="${enableval}"],
551    [config_global_attenuation="0.35"]    [config_global_attenuation_default="0.35"]
552  )  )
553  AC_DEFINE_UNQUOTED(CONFIG_GLOBAL_ATTENUATION, $config_global_attenuation, [Define global volume attenuation (as floating point factor).])  AC_DEFINE_UNQUOTED(CONFIG_GLOBAL_ATTENUATION_DEFAULT, $config_global_attenuation_default, [Define default global volume attenuation (as floating point factor).])
554    
555  AC_ARG_ENABLE(voice-steal-algo,  AC_ARG_ENABLE(voice-steal-algo,
556    [  --enable-voice-steal-algo    [  --enable-voice-steal-algo
# Line 517  AC_ARG_ENABLE(force-filter, Line 590  AC_ARG_ENABLE(force-filter,
590                            If enabled will force filter to be used even if                            If enabled will force filter to be used even if
591                            no usage was define in instrument patch files.                            no usage was define in instrument patch files.
592                            (default=no).],                            (default=no).],
593    [config_force_filter="yes"],    [config_force_filter="$enableval"],
594    [config_force_filter="no"]    [config_force_filter="no"]
595  )  )
596  if test "$config_force_filter" = "yes"; then  if test "$config_force_filter" = "yes"; then
# Line 607  AC_ARG_ENABLE(gs-checksum, Line 680  AC_ARG_ENABLE(gs-checksum,
680                            messages which do not provide a correct checksum                            messages which do not provide a correct checksum
681                            will be ignored. This is disabled by default as                            will be ignored. This is disabled by default as
682                            not all devices honor GS checksums.],                            not all devices honor GS checksums.],
683    [config_assert_gs_sysex_checksum="yes"],    [config_assert_gs_sysex_checksum="$enableval"],
684    [config_assert_gs_sysex_checksum="no"]    [config_assert_gs_sysex_checksum="no"]
685  )  )
686  if test "config_assert_gs_sysex_checksum" = "yes"; then  if test "config_assert_gs_sysex_checksum" = "yes"; then
# Line 653  AC_ARG_ENABLE(signed-triang-algo, Line 726  AC_ARG_ENABLE(signed-triang-algo,
726                                Similar to intmath but uses abs() function.                                Similar to intmath but uses abs() function.
727                                Depending on compiler and platrofm this could                                Depending on compiler and platrofm this could
728                                perform better than integer math as it avoids                                perform better than integer math as it avoids
729                                an extra integer multiply instruction.                                an extra integer multiply instruction.
   
730                              diharmonic:                              diharmonic:
731                                The triangular wave will be approximated by adding two                                The triangular wave will be approximated by adding two
732                                sinusoidials. This solution might especially hurt on                                sinusoidials. This solution might especially hurt on
# Line 688  AC_ARG_ENABLE(unsigned-triang-algo, Line 760  AC_ARG_ENABLE(unsigned-triang-algo,
760                                Similar to intmath but uses abs() function.                                Similar to intmath but uses abs() function.
761                                Depending on compiler and platrofm this could                                Depending on compiler and platrofm this could
762                                perform better than integer math as it avoids                                perform better than integer math as it avoids
763                                an extra integer multiply instruction.                                an extra integer multiply instruction.
   
764                              diharmonic:                              diharmonic:
765                                The triangular wave will be approximated by adding two                                The triangular wave will be approximated by adding two
766                                sinusoidials. This solution might especially hurt on                                sinusoidials. This solution might especially hurt on
# Line 720  AC_ARG_ENABLE(process-muted-channels, Line 791  AC_ARG_ENABLE(process-muted-channels,
791                            will not discard notes, triggered in mute mode,                            will not discard notes, triggered in mute mode,
792                            when the channel is unmuted. But also will reduce                            when the channel is unmuted. But also will reduce
793                            the efficiency.],                            the efficiency.],
794    [config_process_muted_channels="yes"],    [config_process_muted_channels="$enableval"],
795    [config_process_muted_channels="no"]    [config_process_muted_channels="no"]
796  )  )
797  if test "$config_process_muted_channels" = "yes"; then  if test "$config_process_muted_channels" = "yes"; then
798    AC_DEFINE_UNQUOTED(CONFIG_PROCESS_MUTED_CHANNELS, 1, [Define to 1 if you want to enable processing of muted channels.])    AC_DEFINE_UNQUOTED(CONFIG_PROCESS_MUTED_CHANNELS, 1, [Define to 1 if you want to enable processing of muted channels.])
799  fi  fi
800    
801    AC_ARG_ENABLE(process-all-notes-off,
802      [  --disable-process-all-notes-off
803                              Disable interpretation of All-Notes-Off MIDI
804                              messages (default=on). By default LS will release
805                              all voices whenever it receives an All-Notes-Off
806                              MIDI message. You can disable this behavior, so
807                              that LS simply ignores such messages.],
808      [config_process_all_notes_off="$enableval"],
809      [config_process_all_notes_off="yes"]
810    )
811    if test "$config_process_all_notes_off" = "yes"; then
812      AC_DEFINE_UNQUOTED(CONFIG_PROCESS_ALL_NOTES_OFF, 1, [Define to 1 if you want to enable processing of All-Notes-Off MIDI messages.])
813    fi
814    
815  AC_ARG_ENABLE(interpolate-volume,  AC_ARG_ENABLE(interpolate-volume,
816    [  --disable-interpolate-volume    [  --disable-interpolate-volume
817                            Disable interpolation of volume modulation                            Disable interpolation of volume modulation
# Line 734  AC_ARG_ENABLE(interpolate-volume, Line 819  AC_ARG_ENABLE(interpolate-volume,
819                            generated by for example the envelope generator                            generated by for example the envelope generator
820                            will be smoother, minimizing the risk for audio                            will be smoother, minimizing the risk for audio
821                            clicks. Disable it to reduce CPU usage.],                            clicks. Disable it to reduce CPU usage.],
822    [config_interpolate_volume="no"],    [config_interpolate_volume="$enableval"],
823    [config_interpolate_volume="yes"]    [config_interpolate_volume="yes"]
824  )  )
825  if test "$config_interpolate_volume" = "yes"; then  if test "$config_interpolate_volume" = "yes"; then
826    AC_DEFINE_UNQUOTED(CONFIG_INTERPOLATE_VOLUME, 1, [Define to 1 if you want to enable interpolation of volume modulation.])    AC_DEFINE_UNQUOTED(CONFIG_INTERPOLATE_VOLUME, 1, [Define to 1 if you want to enable interpolation of volume modulation.])
827  fi  fi
828    
829    AC_ARG_ENABLE(plugin-dir,
830      [  --enable-plugin-dir
831                              Directory where the sampler shall look for potential plugins,
832                              that is 3rd party shared libraries that should be loaded by
833                              the sampler on startup. By default the sampler will search
834                              for plugins in the subdirectory "plugins" below its own
835                              library directory.
836                              (i.e. /usr/local/lib/linuxsampler/plugins)],
837      [config_plugin_dir="${enableval}"],
838      [config_plugin_dir="${libdir}/linuxsampler/plugins"]
839    )
840    AC_SUBST(config_plugin_dir)
841    
842    
843  ###########################################################################  ###########################################################################
844  # Automatic Benchmarks (to detect the best algorithms for the system)  # Automatic Benchmarks (to detect the best algorithms for the system)
# Line 775  if test "$config_signed_triang_algo" = " Line 873  if test "$config_signed_triang_algo" = "
873          echo "Call './configure --help' for further information or read configure.in."          echo "Call './configure --help' for further information or read configure.in."
874          exit -1;          exit -1;
875      fi      fi
876    else
877        case "$config_signed_triang_algo" in
878            intmath)
879                triang_signed=2 ;;
880            diharmonic)
881                triang_signed=3 ;;
882            intmathabs)
883                triang_signed=5 ;;
884        esac
885  fi  fi
886  AC_DEFINE_UNQUOTED(CONFIG_SIGNED_TRIANG_ALGO, ${triang_signed}, [Define signed triangular wave algorithm to be used.])  AC_DEFINE_UNQUOTED(CONFIG_SIGNED_TRIANG_ALGO, ${triang_signed}, [Define signed triangular wave algorithm to be used.])
887    
# Line 806  if test "$config_unsigned_triang_algo" = Line 913  if test "$config_unsigned_triang_algo" =
913          echo "Call './configure --help' for further information or read configure.in."          echo "Call './configure --help' for further information or read configure.in."
914          exit -1;          exit -1;
915      fi      fi
916    else
917        case "$config_unsigned_triang_algo" in
918            intmath)
919                triang_unsigned=2 ;;
920            diharmonic)
921                triang_unsigned=3 ;;
922            intmathabs)
923                triang_unsigned=5 ;;
924        esac
925  fi  fi
926  AC_DEFINE_UNQUOTED(CONFIG_UNSIGNED_TRIANG_ALGO, ${triang_unsigned}, [Define unsigned triangular wave algorithm to be used.])  AC_DEFINE_UNQUOTED(CONFIG_UNSIGNED_TRIANG_ALGO, ${triang_unsigned}, [Define unsigned triangular wave algorithm to be used.])
927    
# Line 837  AC_OUTPUT( \ Line 953  AC_OUTPUT( \
953      man/Makefile \      man/Makefile \
954      man/linuxsampler.1 \      man/linuxsampler.1 \
955      src/Makefile \      src/Makefile \
956        src/db/Makefile \
957      src/network/Makefile \      src/network/Makefile \
958      src/engines/Makefile \      src/engines/Makefile \
959      src/engines/gig/Makefile \      src/engines/gig/Makefile \
960      src/engines/common/Makefile \      src/engines/common/Makefile \
961      src/common/Makefile src/lib/Makefile \      src/common/Makefile \
     src/lib/fileloader/Makefile \  
     src/lib/fileloader/libgig/Makefile \  
962      src/testcases/Makefile \      src/testcases/Makefile \
963      src/drivers/Makefile \      src/drivers/Makefile \
964      src/drivers/audio/Makefile \      src/drivers/audio/Makefile \
# Line 853  AC_OUTPUT( \ Line 968  AC_OUTPUT( \
968      Artwork/Makefile \      Artwork/Makefile \
969      scripts/Makefile \      scripts/Makefile \
970      osx/Makefile \      osx/Makefile \
971      osx/LinuxSampler.xcode/Makefile \      osx/linuxsampler.xcodeproj/Makefile \
972      Documentation/Makefile \      Documentation/Makefile \
973      Documentation/Engines/Makefile \      Documentation/Engines/Makefile \
974      Documentation/Engines/gig/Makefile \      Documentation/Engines/gig/Makefile \
# Line 861  AC_OUTPUT( \ Line 976  AC_OUTPUT( \
976      Doxyfile \      Doxyfile \
977  )  )
978    
979    # resolve all nested variables in '${config_plugin_dir}'
980    # (merely for providing a human readable summary below)
981    while test $config_plugin_dir != `eval echo ${config_plugin_dir}` ; do
982            config_plugin_dir=`eval echo ${config_plugin_dir}`
983    done
984    
985    
986  ###########################################################################  ###########################################################################
987  # Output All Configuration Options  # Output All Configuration Options
# Line 885  echo "# Stream Size: ${config_stream_siz Line 1006  echo "# Stream Size: ${config_stream_siz
1006  echo "# Maximum Disk Streams: ${config_max_streams}"  echo "# Maximum Disk Streams: ${config_max_streams}"
1007  echo "# Maximum Voices: ${config_max_voices}"  echo "# Maximum Voices: ${config_max_voices}"
1008  echo "# Default Subfragment Size: ${config_subfragment_size}"  echo "# Default Subfragment Size: ${config_subfragment_size}"
1009  echo "# Global Volume Attenuation: ${config_global_attenuation}"  echo "# Default Global Volume Attenuation: ${config_global_attenuation_default}"
1010  echo "# Voice Stealing Algorithm: ${config_voice_steal_algo}"  echo "# Voice Stealing Algorithm: ${config_voice_steal_algo}"
1011  echo "# Signed Triangular Oscillator Algorithm: ${config_signed_triang_algo}"  echo "# Signed Triangular Oscillator Algorithm: ${config_signed_triang_algo}"
1012  echo "# Unsigned Triangular Oscillator Algorithm: ${config_unsigned_triang_algo}"  echo "# Unsigned Triangular Oscillator Algorithm: ${config_unsigned_triang_algo}"
# Line 901  echo "# Override Filter Resonance Contro Line 1022  echo "# Override Filter Resonance Contro
1022  echo "# Override Filter Type: ${config_override_filter_type}"  echo "# Override Filter Type: ${config_override_filter_type}"
1023  echo "# Assert GS SysEx Checksum: ${config_assert_gs_sysex_checksum}"  echo "# Assert GS SysEx Checksum: ${config_assert_gs_sysex_checksum}"
1024  echo "# Process Muted Channels: ${config_process_muted_channels}"  echo "# Process Muted Channels: ${config_process_muted_channels}"
1025    echo "# Process All-Notes-Off MIDI message: ${config_process_all_notes_off}"
1026  echo "# Interpolate Volume: ${config_interpolate_volume}"  echo "# Interpolate Volume: ${config_interpolate_volume}"
1027    echo "# Instruments database support: ${instruments_db_support}"
1028    echo "# Plugin Path: ${config_plugin_dir}"
1029  echo "#-------------------------------------------------------------------#"  echo "#-------------------------------------------------------------------#"
1030  echo "# Read './configure --help' or file 'configure.in' for details.     #"  echo "# Read './configure --help' or file 'configure.in' for details.     #"
1031  echo "#####################################################################"  echo "#####################################################################"

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