/[svn]/linuxsampler/trunk/configure.ac
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revision 714 by schoenebeck, Sat Jul 23 21:55:38 2005 UTC revision 1800 by schoenebeck, Sun Dec 7 01:26:46 2008 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=5
8  LINUXSAMPLER_RELEASE_BUILD=3  LINUXSAMPLER_RELEASE_BUILD=1.8cvs
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=2
28  LIBLINUXSAMPLER_LT_REVISION=0  LIBLINUXSAMPLER_LT_REVISION=0
29  LIBLINUXSAMPLER_LT_AGE=0  LIBLINUXSAMPLER_LT_AGE=1
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=4
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)
# Line 43  AC_SUBST(target_cpu) Line 54  AC_SUBST(target_cpu)
54  AC_SUBST(target_os)  AC_SUBST(target_os)
55  AC_SUBST(target_vendor)  AC_SUBST(target_vendor)
56    
57    PKG_PROG_PKG_CONFIG
58    
59  ###########################################################################  ###########################################################################
60  # General Checks  # General Checks
# Line 50  AC_SUBST(target_vendor) Line 62  AC_SUBST(target_vendor)
62  AC_MSG_CHECKING([whether x86 architecture])  AC_MSG_CHECKING([whether x86 architecture])
63  def_arch_x86=0  def_arch_x86=0
64  case $target_cpu in  case $target_cpu in
65    "i386" | "i486" | "i586" | "i686" | "i786")    "i386" | "i486" | "i586" | "i686" | "i786" | "x86_64")
66      echo "yes"      echo "yes"
67      def_arch_x86=1;;      def_arch_x86=1;;
68    *)    *)
# Line 59  esac Line 71  esac
71  AC_DEFINE_UNQUOTED(ARCH_X86,$def_arch_x86,[Define to 1 if you build for x86 architecture.])  AC_DEFINE_UNQUOTED(ARCH_X86,$def_arch_x86,[Define to 1 if you build for x86 architecture.])
72    
73  # determine the right gcc switch for CPU specific optimizations  # determine the right gcc switch for CPU specific optimizations
74    # (only if the user did not provide one)
75  CXX_CPU_SWITCH=  CXX_CPU_SWITCH=
76  if test "$def_arch_x86" = 1; then  if ! echo "X $CXXFLAGS " | grep -q -- " \(-march=\|-mcpu=\|-mtune=\|-arch=\)" ; then
77    CXX_CPU_SWITCH="-march=$target_cpu"    if test "$def_arch_x86" = 1 -a "$target_cpu" != "x86_64"; then
78  elif test "$target_cpu" = "powerpc"; then      CXX_CPU_SWITCH="-march=$target_cpu"
79    CXX_CPU_SWITCH="-arch=$target_cpu"    elif test "$target_cpu" = "ppc"; then
80        CXX_CPU_SWITCH="-arch=$target_cpu"
81      fi
82  fi  fi
83  AC_SUBST([CXX_CPU_SWITCH])  AC_SUBST([CXX_CPU_SWITCH])
84    
85    # check if we're on MS Windows
86    AC_CHECK_HEADERS(
87        mmsystem.h,
88        have_windows=1,
89        have_windows=0
90    )
91    AM_CONDITIONAL(HAVE_WINDOWS, test $have_windows = "1")
92    
93  AC_MSG_CHECKING([whether UNIX98 compatible])  AC_MSG_CHECKING([whether UNIX98 compatible])
94  AC_LANG_SAVE  AC_LANG_SAVE
95  AC_LANG_C  AC_LANG_C
# Line 89  have_unix98="no" Line 112  have_unix98="no"
112  )  )
113  AC_LANG_RESTORE  AC_LANG_RESTORE
114  AC_MSG_RESULT([$have_unix98])  AC_MSG_RESULT([$have_unix98])
115  if test "$have_unix98" = "no"; then  if test "$have_unix98" = "no" -a "have_windows" = "0"; then
116      if test "x$HAVE_UNIX98" = "x"; then      if test "x$HAVE_UNIX98" = "x"; then
117          echo "LinuxSampler only runs on UNIX98 compatible systems, which is mandatory for"          echo "LinuxSampler only runs on UNIX98 compatible systems, which is mandatory for"
118          echo "pthread_mutexattr_settype() call in Mutex.cpp. You may want to run          echo "pthread_mutexattr_settype() call in Mutex.cpp. You may want to run
# Line 99  if test "$have_unix98" = "no"; then Line 122  if test "$have_unix98" = "no"; then
122      fi      fi
123  fi  fi
124    
125    # check for <features.h>
126    AC_CHECK_HEADERS(features.h)
127    
128    # test for POSIX thread library
129    m4_ifdef([m4_include(m4/pthread.m4)],,
130                 [sinclude([m4/pthread.m4])])
131    ACX_PTHREAD
132    LIBS="$PTHREAD_LIBS $LIBS"
133    CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
134    CXXFLAGS="$CXXFLAGS $PTHREAD_CFLAGS"
135    CC="$PTHREAD_CC"
136    
137    # check for a bug in NPTL-enabled glibc
138    # (see Gentoo bug report #194076)
139    AC_ARG_ENABLE(nptl-bug-check,
140      [  --disable-nptl-bug-check
141                              Disable check for a bug in certain NPTL-enabled
142                              glibc versions that caused crashs.],
143      [config_check_nptl_bug="$enableval"],
144      [config_check_nptl_bug="yes"]
145    )
146    if test "$config_check_nptl_bug" = "yes"; then
147        m4_ifdef([m4_include(m4/nptl_bug.m4)],,
148                 [sinclude([m4/nptl_bug.m4])])
149        ACX_NPTL_GLIBC_BUG([
150            echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
151            echo "You seem to have a buggy PTHREAD library! LinuxSampler would"
152            echo "probably crash due to this. Please report us the system you are"
153            echo "using and/or file a bug report to the bug tracking system of"
154            echo "your distribution."
155            echo "If you have a NPTL-enabled glibc AND it was compiled for TLS as"
156            echo "well, you can try to circumvent this problem for now by setting"
157            echo "the environment variable LD_ASSUME_KERNEL=\"2.4.1\" , which"
158            echo "should cause this test to pass."
159            echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
160            AC_MSG_ERROR([possibly NPTL glibc bug detected])
161        ])
162    else
163        echo "NPTL glibc bug check disabled"
164    fi
165    
166    # FIXME: this is actually a dependency of libgig, not of LS directly, why
167    # isn't it hidden by libgig?
168    AC_CHECK_HEADERS(uuid/uuid.h)
169    AC_SEARCH_LIBS(uuid_generate, uuid)
170    
171    
172    
173    ###########################################################################
174  # Checks for available audio and MIDI systems / drivers  # Checks for available audio and MIDI systems / drivers
175  # (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)
176    
177  have_midi_input_driver="false"  have_midi_input_driver="false"
178  have_audio_output_driver="false"  have_audio_output_driver="false"
179    
180  AC_CHECK_HEADER(alsa/asoundlib.h,  # ALSA
181      AC_CHECK_LIB(asound, main,  AC_ARG_ENABLE(alsa-driver,
182                               have_alsa=1    [  --disable-alsa-driver
183                               ,                            Disable support for the Advanced Linux Sound
184                               have_alsa=0                            Architecture (ALSA).],
185                  )    [config_alsa_driver="$enableval"],
186                  ,    [config_alsa_driver="yes"]
187                  have_alsa=0  )
188  )  have_alsa=0
189  if test "$have_alsa" = "1"; then  if test "$config_alsa_driver" = "yes"; then
190      have_midi_input_driver="true"      AC_CHECK_HEADER(alsa/asoundlib.h,
191      have_audio_output_driver="true";          AC_CHECK_LIB(asound, main,
192                                     have_alsa=1
193                                     ,
194                                     have_alsa=0
195                        )
196                        ,
197                        have_alsa=0
198        )
199        if test "$have_alsa" = "1"; then
200            have_midi_input_driver="true"
201            have_audio_output_driver="true";
202        fi
203    
204        echo -n "checking Alsa version... "
205        AC_LANG_SAVE
206        AC_LANG_C
207        AC_TRY_RUN([
208            #include <alsa/asoundlib.h>
209            void main(void) {
210                /* ensure backward compatibility */
211                #if !defined(SND_LIB_MAJOR) && defined(SOUNDLIB_VERSION_MAJOR)
212                #define SND_LIB_MAJOR SOUNDLIB_VERSION_MAJOR
213                #endif
214                exit(SND_LIB_MAJOR);
215            }
216        ],
217        alsa_major=0,
218        alsa_major=$?,
219        alsa_major=0
220        )
221        AC_TRY_RUN([
222            #include <alsa/asoundlib.h>
223            void main(void) {
224                /* ensure backward compatibility */
225                #if !defined(SND_LIB_MINOR) && defined(SOUNDLIB_VERSION_MINOR)
226                #define SND_LIB_MINOR SOUNDLIB_VERSION_MINOR
227                #endif
228                exit(SND_LIB_MINOR);
229            }
230        ],
231        alsa_minor=0,
232        alsa_minor=$?,
233        alsa_minor=0
234        )
235        AC_TRY_RUN([
236            #include <alsa/asoundlib.h>
237            void main(void) {
238                /* ensure backward compatibility */
239                #if !defined(SND_LIB_SUBMINOR) && defined(SOUNDLIB_VERSION_SUBMINOR)
240                #define SND_LIB_SUBMINOR SOUNDLIB_VERSION_SUBMINOR
241                #endif
242                exit(SND_LIB_SUBMINOR);
243            }
244        ],
245        alsa_subminor=0,
246        alsa_subminor=$?,
247        alsa_subminor=0
248        )
249        AC_LANG_RESTORE
250        echo "$alsa_major.$alsa_minor.$alsa_subminor";
251        AC_DEFINE_UNQUOTED(ALSA_MAJOR,$alsa_major,[Define to the major version number of your Alsa installation.])
252        AC_DEFINE_UNQUOTED(ALSA_MINOR,$alsa_minor,[Define to the minor version number of your Alsa installation.])
253        AC_DEFINE_UNQUOTED(ALSA_SUBMINOR,$alsa_subminor,[Define to the subminor version number of your Alsa installation.])
254    else
255        echo "ALSA support disabled by configure script parameter"
256  fi  fi
257  AM_CONDITIONAL(HAVE_ALSA, test $have_alsa = "1")  AM_CONDITIONAL(HAVE_ALSA, test $have_alsa = "1")
258  AC_DEFINE_UNQUOTED(HAVE_ALSA,$have_alsa,[Define to 1 if you have ALSA installed.])  AC_DEFINE_UNQUOTED(HAVE_ALSA,$have_alsa,[Define to 1 if you have ALSA installed.])
259    
 echo -n "checking Alsa version... "  
 AC_LANG_SAVE  
 AC_LANG_C  
 AC_TRY_RUN([  
 #include <alsa/asoundlib.h>  
 void main(void) {  
 /* ensure backward compatibility */  
 #if !defined(SND_LIB_MAJOR) && defined(SOUNDLIB_VERSION_MAJOR)  
 #define SND_LIB_MAJOR SOUNDLIB_VERSION_MAJOR  
 #endif  
 exit(SND_LIB_MAJOR);  
 }  
 ],  
 alsa_major=0,  
 alsa_major=$?,  
 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.])  
   
260  # JACK  # JACK
261  PKG_CHECK_MODULES(JACK, jack, HAVE_JACK=true, HAVE_JACK=false)  AC_ARG_ENABLE(jack-driver,
262  AC_SUBST(JACK_LIBS)    [  --disable-jack-driver
263  AC_SUBST(JACK_CFLAGS)                            Disable support for the Jack Audio Connection Kit
264  if test $HAVE_JACK = false; then                            (JACK).],
265      HAVE_JACK=0;    [config_jack_driver="$enableval"],
266  else    [config_jack_driver="yes"]
267      HAVE_JACK=1  )
268      have_audio_output_driver="true";  have_jack=0
269      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
270        PKG_CHECK_MODULES(JACK, jack, have_jack=1, have_jack=0)
271        if test $have_jack = "1"; then
272            AC_SUBST(JACK_LIBS)
273            AC_SUBST(JACK_CFLAGS)
274            linuxsampler_save_LIBS=$LIBS
275            LIBS="$JACK_LIBS $LIBS"
276            AC_CHECK_FUNCS(jack_client_name_size jack_client_open)
277            LIBS=$linuxsampler_save_LIBS
278            have_audio_output_driver="true";
279        fi
280    else
281        echo "JACK support disabled by configure script parameter"
282    fi
283    AM_CONDITIONAL(HAVE_JACK, test $have_jack = "1")
284    AC_DEFINE_UNQUOTED(HAVE_JACK,$have_jack,[Define to 1 if you have JACK installed.])
285    
286    # JACK MIDI
287    have_jack_midi=0
288    if test $have_jack = "1"; then
289        linuxsampler_save_CFLAGS=$CFLAGS
290        linuxsampler_save_LIBS=$LIBS
291        CFLAGS="$JACK_CFLAGS $CFLAGS"
292        LIBS="$JACK_LIBS $LIBS"
293        AC_CHECK_HEADER(jack/midiport.h, have_jack_midi=1, have_jack_midi=0)
294        if test $have_jack_midi = "1"; then
295            AC_CHECK_FUNCS(jack_midi_get_event_count)
296            AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <jack/midiport.h>]], [[
297                jack_midi_clear_buffer(0, 0);
298            ]])], [AC_DEFINE(JACK_MIDI_FUNCS_NEED_NFRAMES, 1,
299                      [Define to 1 if you have the old jack midi functions that need an nframes argument.])])
300            have_midi_input_driver="true"
301        fi
302        CFLAGS=$linuxsampler_save_CFLAGS
303        LIBS=$linuxsampler_save_LIBS
304    fi
305    AM_CONDITIONAL(HAVE_JACK_MIDI, test $have_jack_midi = "1")
306    AC_DEFINE_UNQUOTED(HAVE_JACK_MIDI, $have_jack_midi,
307                       [Define to 1 if you have JACK with MIDI support installed.])
308    
309    # ARTS
310    AC_ARG_ENABLE(arts-driver,
311      [  --disable-arts-driver
312                              Disable support for the Analogue Realtime System
313                              (aRts).],
314      [config_arts_driver="$enableval"],
315      [config_arts_driver="yes"]
316    )
317    have_arts=0
318    if test "$config_arts_driver" = "yes"; then
319        m4_ifdef([m4_include(m4/arts.m4)],,
320                 [sinclude([m4/arts.m4])])
321        AM_PATH_ARTS(0.9.5, have_arts=1, have_arts=0)
322        if test "$have_arts" = "1"; then
323            have_audio_output_driver="true"
324        fi
325    else
326        echo "ARTS support disabled by configure script parameter"
327  fi  fi
328  AM_CONDITIONAL(HAVE_JACK, test $HAVE_JACK = 1)  AM_CONDITIONAL(HAVE_ARTS, test "$have_arts" = "1")
329  AC_DEFINE_UNQUOTED(HAVE_JACK,$HAVE_JACK,[Define to 1 if you have JACK installed.])  AC_DEFINE_UNQUOTED(HAVE_ARTS,$have_arts,[Define to 1 if you have aRts installed.])
330    
331    # ASIO AUDIO (Win32)
332    AC_ARG_ENABLE(asiosdk-dir,
333      [  --enable-asiosdk-dir
334                              Directory where the ASIO SDK is located, this automatically
335                              enables the compilation of the ASIO audio output driver.],
336      [config_asiosdk_dir="${enableval}"],
337      [config_asiosdk_dir="."]
338    )
339    AC_SUBST(config_asiosdk_dir)
340    
341    AC_ARG_ENABLE(asio-driver,
342      [  --disable-asio-driver
343                              Disable support for the Windows ASIO driver.],
344      [config_asio_driver="$enableval"],
345      [config_asio_driver="yes"]
346    )
347    have_asio=0
348    ASIOSDK_BASEDIR=
349    if test "$config_asio_driver" = "yes"; then
350        asiosdk_headerfile=$config_asiosdk_dir/ASIOSDK2/common/asio.h
351        echo -n "checking for ASIO headerfile: $asiosdk_headerfile ...."
352        if test -e $asiosdk_headerfile ; then
353            echo yes
354            have_asio=1
355            ASIOSDK_BASEDIR="$config_asiosdk_dir"
356        else
357            echo no
358            have_asio=0
359        fi
360        if test "$have_asio" = "1"; then
361            have_audio_output_driver="true"
362        fi
363    else
364        echo "Windows ASIO support disabled by configure script parameter"
365    fi
366    AC_SUBST(ASIOSDK_BASEDIR)
367    AM_CONDITIONAL(HAVE_ASIO, test $have_asio = "1")
368    AC_DEFINE_UNQUOTED(HAVE_ASIO,$have_asio,[Define to 1 if you have ASIO installed.])
369    
370  # MidiShare (Linux, OS X, Windows)  # MidiShare (Linux, OS X, Windows)
371  AC_CHECK_HEADER(MidiShare.h,  AC_ARG_ENABLE(midishare-driver,
372      AC_CHECK_LIB(MidiShare, MidiCountEvs,    [  --disable-midishare-driver
373                              have_midishare=1,                            Disable support for the MidiShare system.],
374                              have_midishare=0    [config_midishare_driver="$enableval"],
375                  )    [config_midishare_driver="yes"]
376                  ,  )
377                  have_midishare=0  have_midishare=0
378  )  if test "$config_midishare_driver" = "yes"; then
379  if test "$have_midishare" = "1"; then      AC_CHECK_HEADER(MidiShare.h,
380      have_midi_input_driver="true"          AC_CHECK_LIB(MidiShare, MidiCountEvs,
381                                    have_midishare=1,
382                                    have_midishare=0
383                        )
384                        ,
385                        have_midishare=0
386        )
387        if test "$have_midishare" = "1"; then
388            have_midi_input_driver="true"
389        fi
390    else
391        echo "MidiShare support disabled by configure script parameter"
392  fi  fi
393  AM_CONDITIONAL(HAVE_MIDISHARE, test $have_midishare = "1")  AM_CONDITIONAL(HAVE_MIDISHARE, test $have_midishare = "1")
394  AC_DEFINE_UNQUOTED(HAVE_MIDISHARE,$have_midishare,[Define to 1 if you have MidiShare installed.])  AC_DEFINE_UNQUOTED(HAVE_MIDISHARE,$have_midishare,[Define to 1 if you have MidiShare installed.])
395    
396  # CoreMIDI (OS X)  # CoreMIDI (OS X)
397  AC_CHECK_HEADER(CoreMIDI/CoreMIDI.h,  AC_ARG_ENABLE(coremidi-driver,
398                  have_coremidi=1,    [  --disable-coremidi-driver
399                  have_coremidi=0                            Disable support for the Apple CoreMIDI system.],
400  )    [config_coremidi_driver="$enableval"],
401  if test "$have_coremidi" = "1"; then    [config_coremidi_driver="yes"]
402      have_midi_input_driver="true"  )
403    have_coremidi=0
404    if test "$config_coremidi_driver" = "yes"; then
405        AC_CHECK_HEADER(CoreMIDI/CoreMIDI.h,
406            have_coremidi=1,
407            have_coremidi=0
408        )
409        if test "$have_coremidi" = "1"; then
410            have_midi_input_driver="true"
411        fi
412    else
413        echo "CoreMIDI support disabled by configure script parameter"
414  fi  fi
415  AM_CONDITIONAL(HAVE_COREMIDI, test $have_coremidi = "1")  AM_CONDITIONAL(HAVE_COREMIDI, test $have_coremidi = "1")
416  AC_DEFINE_UNQUOTED(HAVE_COREMIDI,$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.])
417    
418  # Check presence of libgig  # MME MIDI (Win32)
419  libgig_version="2.0.1"  AC_ARG_ENABLE(mmemidi-driver,
420  PKG_CHECK_MODULES(GIG, gig >= $libgig_version, HAVE_GIG=true, HAVE_GIG=false)    [  --disable-mmemidi-driver
421  if test "$HAVE_GIG" = "false"; then                            Disable support for the Windows MME MIDI system.],
422      echo "Required libgig version not found!"    [config_mmemidi_driver="$enableval"],
423      echo "You need to have libgig version ${libgig_version} installed!"    [config_mmemidi_driver="yes"]
424      exit -1;  )
425    have_mmemidi=0
426    if test "$config_mmemidi_driver" = "yes"; then
427        AC_CHECK_HEADERS(mmsystem.h,
428            have_mmemidi=1,
429            have_mmemidi=0
430        )
431        if test "$have_mmemidi" = "1"; then
432            have_midi_input_driver="true"
433        fi
434  else  else
435      echo "yes, found libgig $libgig_version"      echo "MME MIDI support disabled by configure script parameter"
436  fi  fi
437  AC_SUBST(GIG_CFLAGS)  AM_CONDITIONAL(HAVE_MME_MIDI, test $have_mmemidi = "1")
438  AC_SUBST(GIG_LIBS)  AC_DEFINE_UNQUOTED(HAVE_MME_MIDI,$have_mmemidi,[Define to 1 if you have MME MIDI installed.])
439    
440  # SQLITE3  
441  PKG_CHECK_MODULES(SQLITE3, sqlite3, HAVE_SQLITE3=true, HAVE_SQLITE3=false)  # DSSI
442  AC_SUBST(SQLITE3_LIBS)  AC_CHECK_HEADERS(dssi.h,
443  AC_SUBST(SQLITE3_CFLAGS)          have_dssi=1,
444  if test $HAVE_SQLITE3 = false; then          have_dssi=0)
445      HAVE_SQLITE3=0;  AM_CONDITIONAL(HAVE_DSSI, test $have_dssi = "1")
446      echo "no, support for instrument DB will be disabled!"  
447  else  # LV2
448      HAVE_SQLITE3=1  PKG_CHECK_MODULES(LV2, lv2core, have_lv2=1, have_lv2=0)
449      echo "yes"  if test $have_lv2 = "0"; then
450        AC_CHECK_HEADER(lv2.h, have_lv2=1, have_lv2=0)
451  fi  fi
452  AM_CONDITIONAL(HAVE_SQLITE3, test $HAVE_SQLITE3 = 1)  AM_CONDITIONAL(HAVE_LV2, test $have_lv2 = "1")
453  AC_DEFINE_UNQUOTED(HAVE_SQLITE3,$HAVE_SQLITE3,[Define to 1 if you have SQLITE3 installed.])  
454    # VST
455    AC_ARG_ENABLE(vstsdk-dir,
456      [  --enable-vstsdk-dir
457                              Directory where the VST SDK is located.
458                              This automatically enables the compilation
459                              of the VST plugin.],
460      [VSTSDK_DIR="${enableval}"],
461      [VSTSDK_DIR=]
462    )
463    AC_SUBST(VSTSDK_DIR)
464    AM_CONDITIONAL(HAVE_VST, test "x$VSTSDK_DIR" != "x")
465    
466    
467    # have we found at least one MIDI input and one audio output driver ?
468  if test "$have_midi_input_driver" = "false"; then  if test "$have_midi_input_driver" = "false"; then
469      echo "No supported MIDI input system found!"      echo "No supported MIDI input system found!"
470      echo "Sorry, LinuxSampler only supports the following MIDI drivers at the moment:"      echo "Sorry, LinuxSampler only supports the following MIDI drivers at the moment:"
471      echo "ALSA, MIDIShare, CoreMIDI."      echo "ALSA, JACK, MIDIShare, CoreMIDI, MME."
472      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"
473      echo "also have the respective development (header) files installed."      echo "also have the respective development (header) files installed."
474      exit -1;      exit -1;
475  fi  fi
476  if test "$have_audio_output_driver" = "false"; then  if test "$have_audio_output_driver" = "false"; then
477      echo "No supported audio output system found!"      echo "No supported audio output system found!"
478      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"
479        echo "driver at the moment!"
480        exit -1;
481    fi
482    
483    
484    
485    ###########################################################################
486    # Checks for various DLL libraries
487    
488    # Check presence of libgig
489    libgig_version="3.2.1"
490    PKG_CHECK_MODULES(GIG, gig >= $libgig_version, HAVE_GIG=true, HAVE_GIG=false)
491    if test "$HAVE_GIG" = "false"; then
492        echo "Required libgig version not found!"
493        echo "You need to have libgig version ${libgig_version} installed!"
494      exit -1;      exit -1;
495    else
496        echo "yes, found libgig $libgig_version"
497    fi
498    AC_SUBST(GIG_CFLAGS)
499    AC_SUBST(GIG_LIBS)
500    
501    # Instruments DB feature (requires SQLite 3.3)
502    AC_ARG_ENABLE(instruments-db,
503      [  --disable-instruments-db
504                              Disable compilation of the sampler's instruments
505                              database feature. You need to have SQLite 3.3
506                              or younger installed for this feature.],
507      [config_instruments_db="$enableval"],
508      [config_instruments_db="yes"]
509    )
510    HAVE_SQLITE3=0;
511    if test "$config_instruments_db" = "yes"; then
512        # Check presence of sqlite3
513        sqlite_version="3.3"
514        PKG_CHECK_MODULES(SQLITE3, sqlite3 >= $sqlite_version, HAVE_SQLITE3=true, HAVE_SQLITE3=false)
515        AC_SUBST(SQLITE3_LIBS)
516        AC_SUBST(SQLITE3_CFLAGS)
517        if test $HAVE_SQLITE3 = false; then
518            HAVE_SQLITE3=0
519            config_instruments_db="no"
520            echo "*** Required sqlite version not found!"
521            echo "*** You need to have sqlite version ${sqlite_version} or higher"
522            echo "*** for instruments database support to be enabled."
523            echo "*** Support for instruments DB will be disabled!"
524        else
525            HAVE_SQLITE3=1
526        fi
527    else
528        echo "Instruments DB feature disabled by configure script parameter"
529  fi  fi
530    AM_CONDITIONAL(HAVE_SQLITE3, test $HAVE_SQLITE3 = 1)
531    AC_DEFINE_UNQUOTED(HAVE_SQLITE3,$HAVE_SQLITE3,[Define to 1 if you want the instruments DB feature and have SQLITE3 installed.])
532    
533    
534    
535  ###########################################################################  ###########################################################################
# Line 260  fi Line 539  fi
539    
540  AC_ARG_ENABLE(asm,  AC_ARG_ENABLE(asm,
541    [  --disable-asm    [  --disable-asm
542                            Disable hand-crafted assembly optimizations                            Enable hand-crafted assembly optimizations
543                            (default=on). LinuxSampler provides CPU specific                            (default=on). LinuxSampler provides CPU specific
544                            assembly optimizations for the most important                            assembly optimizations. This is currently limited
545                            synthesis algorithms. You usually don't want to                            to just enter a fast (denormal) FPU mode on x86
546                            disable that.],                            platforms. There are currently no synthesis core
547    [config_asm="no"],                            assembly optimizations anymore since LS 0.4.0],
548      [config_asm="$enableval"],
549    [config_asm="yes"]    [config_asm="yes"]
550  )  )
551  if test "$config_asm" = "yes"; then  if test "$config_asm" = "yes"; then
552    AC_DEFINE_UNQUOTED(CONFIG_ASM, 1, [Define to 1 if you want to enable hand-crafted asm optimizations.])    AC_DEFINE_UNQUOTED(CONFIG_ASM, 1, [Define to 1 if you want to enable asm optimizations.])
553  fi  fi
554    
555  AC_ARG_ENABLE(dev-mode,  AC_ARG_ENABLE(dev-mode,
556    [  --enable-dev-mode    [  --enable-dev-mode
557                            Enable development mode (default=no). In that mode                            Enable development mode (default=off). In that mode
558                            we do some extra sanity checks here and there.                            we do some extra sanity checks here and there.
559                            This helps to spot possible problems, but reduces                            This helps to spot possible problems, but reduces
560                            efficiency a bit],                            efficiency a bit],
561    [config_dev_mode="yes"],    [config_dev_mode="$enableval"],
562    [config_dev_mode="no"]    [config_dev_mode="no"]
563  )  )
564  if test "$config_dev_mode" = "yes"; then  if test "$config_dev_mode" = "yes"; then
# Line 306  AC_ARG_ENABLE(rt-exceptions, Line 586  AC_ARG_ENABLE(rt-exceptions,
586                            context as well. Otherwise if disabled                            context as well. Otherwise if disabled
587                            segmentation faults will be forced by the                            segmentation faults will be forced by the
588                            application on critical errors.],                            application on critical errors.],
589    [config_rt_exceptions="yes"],    [config_rt_exceptions="$enableval"],
590    [config_rt_exceptions="no"]    [config_rt_exceptions="no"]
591  )  )
592  if test "$config_rt_exceptions" = "yes"; then  if test "$config_rt_exceptions" = "yes"; then
593    AC_DEFINE_UNQUOTED(CONFIG_RT_EXCEPTIONS, 1, [Define to 1 to allow exceptions in the realtime context.])    AC_DEFINE_UNQUOTED(CONFIG_RT_EXCEPTIONS, 1, [Define to 1 to allow exceptions in the realtime context.])
594  fi  fi
595    
596    AC_ARG_ENABLE(pthread-testcancel,
597      [  --enable-pthread-testcancel
598                              Enable pthread_testcancel() calls and avoid asynchronous
599                              cancel of pthreads (default=no).],
600      [config_pthread_testcancel="$enableval"],
601      [config_pthread_testcancel="no"]
602    )
603    if test "$config_pthread_testcancel" = "yes"; then
604      AC_DEFINE_UNQUOTED(CONFIG_PTHREAD_TESTCANCEL, 1, [Define to 1 to enable pthread_testcancel() calls.])
605    fi
606    
607  AC_ARG_ENABLE(preload-samples,  AC_ARG_ENABLE(preload-samples,
608    [  --enable-preload-samples    [  --enable-preload-samples
609                            Due to seeking and latency issues with hard drives                            Due to seeking and latency issues with hard drives
# Line 418  AC_DEFINE_UNQUOTED(CONFIG_STREAM_BUFFER_ Line 709  AC_DEFINE_UNQUOTED(CONFIG_STREAM_BUFFER_
709    
710  AC_ARG_ENABLE(max-streams,  AC_ARG_ENABLE(max-streams,
711    [  --enable-max-streams    [  --enable-max-streams
712                            Maximum amount of disk streams (default=90). This                            Initial maximum amount of disk streams
713                            value should always be higher than the maximum                            (default=90). This value can be changed at
714                            amount of voices.],                            runtime. It should always be higher than the
715                              maximum amount of voices.],
716    [config_max_streams="${enableval}"],    [config_max_streams="${enableval}"],
717    [config_max_streams="90"]    [config_max_streams="90"]
718  )  )
719  AC_DEFINE_UNQUOTED(CONFIG_MAX_STREAMS, $config_max_streams, [Define max. streams.])  AC_DEFINE_UNQUOTED(CONFIG_DEFAULT_MAX_STREAMS, $config_max_streams, [Define initial max. streams.])
720    
721  AC_ARG_ENABLE(max-voices,  AC_ARG_ENABLE(max-voices,
722    [  --enable-max-voices    [  --enable-max-voices
723                            Maximum amount of voices (default=64). This value                            Initial maximum amount of voices (default=64).
724                            should always be lower than the maximum amount of                            This value can be changed at runtime. It should
725                            disk streams.],                            always be lower than the maximum amount of disk
726                              streams.],
727    [config_max_voices="${enableval}"],    [config_max_voices="${enableval}"],
728    [config_max_voices="64"]    [config_max_voices="64"]
729  )  )
730  AC_DEFINE_UNQUOTED(CONFIG_MAX_VOICES, $config_max_voices, [Define max. voices.])  AC_DEFINE_UNQUOTED(CONFIG_DEFAULT_MAX_VOICES, $config_max_voices, [Define initial max. voices.])
731    
732    AC_ARG_ENABLE(subfragment-size,
733      [  --enable-subfragment-size
734                              Every audio fragment will be splitted into
735                              subfragments. Where each subfragment renders
736                              audio with constant synthesis parameters. This is
737                              done for efficiency reasons. This parameter
738                              defines the default size of a subfragment in
739                              sample points. A large value means less CPU time
740                              whereas a low value means better audio quality
741                              (default=32).],
742      [config_subfragment_size="${enableval}"],
743      [config_subfragment_size="32"]
744    )
745    AC_DEFINE_UNQUOTED(CONFIG_DEFAULT_SUBFRAGMENT_SIZE, $config_subfragment_size, [Define default subfragment size (in sample points).])
746    
747    AC_ARG_ENABLE(global-attenuation-default,
748      [  --enable-global-attenuation-default
749                              To prevent clipping all samples will be lowered
750                              in amplitude by this given default factor (can
751                              be overridden at runtime).
752                              (default=0.35)],
753      [config_global_attenuation_default="${enableval}"],
754      [config_global_attenuation_default="0.35"]
755    )
756    AC_DEFINE_UNQUOTED(CONFIG_GLOBAL_ATTENUATION_DEFAULT, $config_global_attenuation_default, [Define default global volume attenuation (as floating point factor).])
757    
758  AC_ARG_ENABLE(voice-steal-algo,  AC_ARG_ENABLE(voice-steal-algo,
759    [  --enable-voice-steal-algo    [  --enable-voice-steal-algo
# Line 469  AC_ARG_ENABLE(sysex-buffer-size, Line 788  AC_ARG_ENABLE(sysex-buffer-size,
788  )  )
789  AC_DEFINE_UNQUOTED(CONFIG_SYSEX_BUFFER_SIZE, $config_sysex_buffer_size, [Define SysEx buffer size.])  AC_DEFINE_UNQUOTED(CONFIG_SYSEX_BUFFER_SIZE, $config_sysex_buffer_size, [Define SysEx buffer size.])
790    
 AC_ARG_ENABLE(filter-update-steps,  
   [  --enable-filter-update-steps  
                           Amount of sample points after which filter  
                           parameters (cutoff, resonance) are going to be  
                           updated (default=64). Higher value means less CPU  
                           load, but also worse parameter resolution, this  
                           value will be aligned to a power of two.],  
   [config_filter_update_steps="${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.])  
   
791  AC_ARG_ENABLE(force-filter,  AC_ARG_ENABLE(force-filter,
792    [  --enable-force-filter    [  --enable-force-filter
793                            If enabled will force filter to be used even if                            If enabled will force filter to be used even if
794                            no usage was define in instrument patch files.                            no usage was define in instrument patch files.
795                            (default=no).],                            (default=no).],
796    [config_force_filter="yes"],    [config_force_filter="$enableval"],
797    [config_force_filter="no"]    [config_force_filter="no"]
798  )  )
799  if test "$config_force_filter" = "yes"; then  if test "$config_force_filter" = "yes"; then
# Line 576  AC_ARG_ENABLE(gs-checksum, Line 883  AC_ARG_ENABLE(gs-checksum,
883                            messages which do not provide a correct checksum                            messages which do not provide a correct checksum
884                            will be ignored. This is disabled by default as                            will be ignored. This is disabled by default as
885                            not all devices honor GS checksums.],                            not all devices honor GS checksums.],
886    [config_assert_gs_sysex_checksum="yes"],    [config_assert_gs_sysex_checksum="$enableval"],
887    [config_assert_gs_sysex_checksum="no"]    [config_assert_gs_sysex_checksum="no"]
888  )  )
889  if test "config_assert_gs_sysex_checksum" = "yes"; then  if test "config_assert_gs_sysex_checksum" = "yes"; then
890    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.])
891  fi  fi
892    
893    AC_ARG_ENABLE(portamento-time-min,
894      [  --enable-portamento-time-min
895                              Minimum Portamento time in seconds
896                              (default=0.1).],
897      [config_portamento_time_min="${enableval}"],
898      [config_portamento_time_min="0.1"]
899    )
900    AC_DEFINE_UNQUOTED(CONFIG_PORTAMENTO_TIME_MIN, $config_portamento_time_min, [Define min. portamento time.])
901    
902    AC_ARG_ENABLE(portamento-time-max,
903      [  --enable-portamento-time-max
904                              Maximum Portamento time in seconds
905                              (default=32).],
906      [config_portamento_time_max="${enableval}"],
907      [config_portamento_time_max="32"]
908    )
909    AC_DEFINE_UNQUOTED(CONFIG_PORTAMENTO_TIME_MAX, $config_portamento_time_max, [Define max. portamento time.])
910    
911    AC_ARG_ENABLE(portamento-time-default,
912      [  --enable-portamento-time-default
913                              Default Portamento time in seconds
914                              (default=1).],
915      [config_portamento_time_default="${enableval}"],
916      [config_portamento_time_default="1"]
917    )
918    AC_DEFINE_UNQUOTED(CONFIG_PORTAMENTO_TIME_DEFAULT, $config_portamento_time_default, [Define default portamento time.])
919    
920  AC_ARG_ENABLE(signed-triang-algo,  AC_ARG_ENABLE(signed-triang-algo,
921    [  --enable-signed-triang-algo    [  --enable-signed-triang-algo
922                            Signed triangular wave algorithm to be used (e.g. for LFOs).                            Signed triangular wave algorithm to be used (e.g. for LFOs).
# Line 591  AC_ARG_ENABLE(signed-triang-algo, Line 925  AC_ARG_ENABLE(signed-triang-algo,
925                                Uses integer math without any branch will then be                                Uses integer math without any branch will then be
926                                converted to floating point value for each sample point.                                converted to floating point value for each sample point.
927                                This int->float conversion might hurt on some systems.                                This int->float conversion might hurt on some systems.
928                                intmathabs:
929                                  Similar to intmath but uses abs() function.
930                                  Depending on compiler and platrofm this could
931                                  perform better than integer math as it avoids
932                                  an extra integer multiply instruction.
933                              diharmonic:                              diharmonic:
934                                The triangular wave will be approximated by adding two                                The triangular wave will be approximated by adding two
935                                sinusoidials. This solution might especially hurt on                                sinusoidials. This solution might especially hurt on
# Line 602  AC_ARG_ENABLE(signed-triang-algo, Line 941  AC_ARG_ENABLE(signed-triang-algo,
941                                benchmark between the algorithms mentioned above.                                benchmark between the algorithms mentioned above.
942                                This will NOT work for cross compilation!],                                This will NOT work for cross compilation!],
943    [ if test ! "(" "${enableval}" = "intmath" \    [ if test ! "(" "${enableval}" = "intmath" \
944                  -o "${enableval}" = "intmathabs" \
945                -o "${enableval}" = "diharmonic" ")" ; then                -o "${enableval}" = "diharmonic" ")" ; then
946        AC_MSG_ERROR([Unknown triangular wave algorithm for parameter --enable-signed-triang-algo])        AC_MSG_ERROR([Unknown triangular wave algorithm for parameter --enable-signed-triang-algo])
947      else      else
# Line 619  AC_ARG_ENABLE(unsigned-triang-algo, Line 959  AC_ARG_ENABLE(unsigned-triang-algo,
959                                Uses integer math without any branch will then be                                Uses integer math without any branch will then be
960                                converted to floating point value for each sample point.                                converted to floating point value for each sample point.
961                                This int->float conversion might hurt on some systems.                                This int->float conversion might hurt on some systems.
962                                intmathabs:
963                                  Similar to intmath but uses abs() function.
964                                  Depending on compiler and platrofm this could
965                                  perform better than integer math as it avoids
966                                  an extra integer multiply instruction.
967                              diharmonic:                              diharmonic:
968                                The triangular wave will be approximated by adding two                                The triangular wave will be approximated by adding two
969                                sinusoidials. This solution might especially hurt on                                sinusoidials. This solution might especially hurt on
# Line 630  AC_ARG_ENABLE(unsigned-triang-algo, Line 975  AC_ARG_ENABLE(unsigned-triang-algo,
975                                benchmark between the algorithms mentioned above.                                benchmark between the algorithms mentioned above.
976                                This will NOT work for cross compilation!],                                This will NOT work for cross compilation!],
977    [ if test ! "(" "${enableval}" = "intmath" \    [ if test ! "(" "${enableval}" = "intmath" \
978                  -o "${enableval}" = "intmathabs" \
979                -o "${enableval}" = "diharmonic" ")" ; then                -o "${enableval}" = "diharmonic" ")" ; then
980        AC_MSG_ERROR([Unknown triangular wave algorithm for parameter --enable-unsigned-triang-algo])        AC_MSG_ERROR([Unknown triangular wave algorithm for parameter --enable-unsigned-triang-algo])
981      else      else
# Line 639  AC_ARG_ENABLE(unsigned-triang-algo, Line 985  AC_ARG_ENABLE(unsigned-triang-algo,
985    [config_unsigned_triang_algo="benchmark"]    [config_unsigned_triang_algo="benchmark"]
986  )  )
987    
988    AC_ARG_ENABLE(process-muted-channels,
989      [  --enable-process-muted-channels
990                              Enable processing of muted channels (default=no).
991                              In that mode all MIDI events in the muted channels
992                              will be processed. This will provide information
993                              about the active voices in the muted channels and
994                              will not discard notes, triggered in mute mode,
995                              when the channel is unmuted. But also will reduce
996                              the efficiency.],
997      [config_process_muted_channels="$enableval"],
998      [config_process_muted_channels="no"]
999    )
1000    if test "$config_process_muted_channels" = "yes"; then
1001      AC_DEFINE_UNQUOTED(CONFIG_PROCESS_MUTED_CHANNELS, 1, [Define to 1 if you want to enable processing of muted channels.])
1002    fi
1003    
1004    AC_ARG_ENABLE(process-all-notes-off,
1005      [  --disable-process-all-notes-off
1006                              Disable interpretation of All-Notes-Off MIDI
1007                              messages (default=on). By default LS will release
1008                              all voices whenever it receives an All-Notes-Off
1009                              MIDI message. You can disable this behavior, so
1010                              that LS simply ignores such messages.],
1011      [config_process_all_notes_off="$enableval"],
1012      [config_process_all_notes_off="yes"]
1013    )
1014    if test "$config_process_all_notes_off" = "yes"; then
1015      AC_DEFINE_UNQUOTED(CONFIG_PROCESS_ALL_NOTES_OFF, 1, [Define to 1 if you want to enable processing of All-Notes-Off MIDI messages.])
1016    fi
1017    
1018    AC_ARG_ENABLE(interpolate-volume,
1019      [  --disable-interpolate-volume
1020                              Disable interpolation of volume modulation
1021                              (default=on). With this enabled, the volume changes
1022                              generated by for example the envelope generator
1023                              will be smoother, minimizing the risk for audio
1024                              clicks. Disable it to reduce CPU usage.],
1025      [config_interpolate_volume="$enableval"],
1026      [config_interpolate_volume="yes"]
1027    )
1028    if test "$config_interpolate_volume" = "yes"; then
1029      AC_DEFINE_UNQUOTED(CONFIG_INTERPOLATE_VOLUME, 1, [Define to 1 if you want to enable interpolation of volume modulation.])
1030    fi
1031    
1032    AC_ARG_ENABLE(master-volume-sysex-by-port,
1033      [  --enable-master-volume-sysex-by-port
1034                              Whether global volume sysex message should be
1035                              applied globally to the whole sampler or only to
1036                              the sampler channels connected to the same MIDI
1037                              input port on which the sysex message arrived on.
1038                              By default global volume sysex messages apply
1039                              globally to the whole sampler, since many MIDI
1040                              devices behave that way.],
1041      [config_master_volume_sysex_by_port="$enableval"],
1042      [config_master_volume_sysex_by_port="no"]
1043    )
1044    if test "$config_master_volume_sysex_by_port" = "yes"; then
1045      AC_DEFINE_UNQUOTED(CONFIG_MASTER_VOLUME_SYSEX_BY_PORT, 1, [Define to 1 if you want global volume sysex message only be applied to the respective MIDI port.])
1046    fi
1047    
1048    AC_ARG_ENABLE(plugin-dir,
1049      [  --enable-plugin-dir
1050                              Directory where the sampler shall look for potential plugins,
1051                              that is 3rd party shared libraries that should be loaded by
1052                              the sampler on startup. By default the sampler will search
1053                              for plugins in the subdirectory "plugins" below its own
1054                              library directory.
1055                              (i.e. /usr/local/lib/linuxsampler/plugins)],
1056      [config_plugin_dir="${enableval}"],
1057      [config_plugin_dir="${libdir}/linuxsampler/plugins"]
1058    )
1059    AC_SUBST(config_plugin_dir)
1060    
1061    AC_ARG_ENABLE(default-instruments-db-location,
1062      [  --enable-default-instruments-db-location
1063                              Only when instruments DB feature is enabled: file name
1064                              which shall be taken as default location of the
1065                              instruments DB file. This location can still be
1066                              overridden at runtime with a command line switch.
1067                              (default: /var/lib/linuxsampler/instruments.db)],
1068      [config_default_instruments_db_file="${enableval}"],
1069      [config_default_instruments_db_file="/var/lib/linuxsampler/instruments.db"]
1070    )
1071    AC_DEFINE_UNQUOTED(
1072        CONFIG_DEFAULT_INSTRUMENTS_DB_LOCATION,
1073        "$config_default_instruments_db_file",
1074        [Only when instruments DB feature is enabled: default location of the DB file.]
1075    )
1076    AC_SUBST(config_default_instruments_db_file)
1077    
1078    
1079  ###########################################################################  ###########################################################################
1080  # Automatic Benchmarks (to detect the best algorithms for the system)  # Automatic Benchmarks (to detect the best algorithms for the system)
# Line 651  if test "$config_signed_triang_algo" = " Line 1087  if test "$config_signed_triang_algo" = "
1087      AC_TRY_RUN([      AC_TRY_RUN([
1088              #define SIGNED 1              #define SIGNED 1
1089              #define SILENT 1              #define SILENT 1
1090              #include "benchmarks/triang.cpp"              #include "${srcdir}/benchmarks/triang.cpp"
1091          ],          ],
1092          triang_signed=0,          triang_signed=0,
1093          triang_signed=$?,          triang_signed=$?,
# Line 663  if test "$config_signed_triang_algo" = " Line 1099  if test "$config_signed_triang_algo" = "
1099      elif test "$triang_signed" = "3"; then      elif test "$triang_signed" = "3"; then
1100          config_signed_triang_algo="diharmonic"          config_signed_triang_algo="diharmonic"
1101          echo "di harmonics"          echo "di harmonics"
1102        elif test "$triang_signed" = "5"; then
1103            config_signed_triang_algo="intmathabs"
1104            echo "integer math using abs()"
1105      else      else
1106          echo "Benchmark of signed triangular wave algorithms failed!"          echo "Benchmark of signed triangular wave algorithms failed!"
1107          echo "Maybe you are doing cross compilation? In that case you have to select"          echo "Maybe you are doing cross compilation? In that case you have to select"
# Line 670  if test "$config_signed_triang_algo" = " Line 1109  if test "$config_signed_triang_algo" = "
1109          echo "Call './configure --help' for further information or read configure.in."          echo "Call './configure --help' for further information or read configure.in."
1110          exit -1;          exit -1;
1111      fi      fi
1112    else
1113        case "$config_signed_triang_algo" in
1114            intmath)
1115                triang_signed=2 ;;
1116            diharmonic)
1117                triang_signed=3 ;;
1118            intmathabs)
1119                triang_signed=5 ;;
1120        esac
1121  fi  fi
1122  AC_DEFINE_UNQUOTED(CONFIG_SIGNED_TRIANG_ALGO, signed_triang_algo_${config_signed_triang_algo}, [Define signed triangular wave algorithm to be used.])  AC_DEFINE_UNQUOTED(CONFIG_SIGNED_TRIANG_ALGO, ${triang_signed}, [Define signed triangular wave algorithm to be used.])
1123    
1124  if test "$config_unsigned_triang_algo" = "benchmark"; then  if test "$config_unsigned_triang_algo" = "benchmark"; then
1125      echo -n "benchmarking for the best (unsigned) triangular oscillator algorithm... "      echo -n "benchmarking for the best (unsigned) triangular oscillator algorithm... "
# Line 679  if test "$config_unsigned_triang_algo" = Line 1127  if test "$config_unsigned_triang_algo" =
1127      AC_TRY_RUN([      AC_TRY_RUN([
1128              #define SIGNED 0              #define SIGNED 0
1129              #define SILENT 1              #define SILENT 1
1130              #include "benchmarks/triang.cpp"              #include "${srcdir}/benchmarks/triang.cpp"
1131          ],          ],
1132          triang_unsigned=0,          triang_unsigned=0,
1133          triang_unsigned=$?,          triang_unsigned=$?,
# Line 691  if test "$config_unsigned_triang_algo" = Line 1139  if test "$config_unsigned_triang_algo" =
1139      elif test "$triang_unsigned" = "3"; then      elif test "$triang_unsigned" = "3"; then
1140          config_unsigned_triang_algo="diharmonic"          config_unsigned_triang_algo="diharmonic"
1141          echo "di harmonics"          echo "di harmonics"
1142        elif test "$triang_unsigned" = "5"; then
1143            config_unsigned_triang_algo="intmathabs"
1144            echo "integer math using abs()"
1145      else      else
1146          echo "Benchmark of unsigned triangular wave algorithms failed!"          echo "Benchmark of unsigned triangular wave algorithms failed!"
1147          echo "Maybe you are doing cross compilation? In that case you have to select"          echo "Maybe you are doing cross compilation? In that case you have to select"
# Line 698  if test "$config_unsigned_triang_algo" = Line 1149  if test "$config_unsigned_triang_algo" =
1149          echo "Call './configure --help' for further information or read configure.in."          echo "Call './configure --help' for further information or read configure.in."
1150          exit -1;          exit -1;
1151      fi      fi
1152    else
1153        case "$config_unsigned_triang_algo" in
1154            intmath)
1155                triang_unsigned=2 ;;
1156            diharmonic)
1157                triang_unsigned=3 ;;
1158            intmathabs)
1159                triang_unsigned=5 ;;
1160        esac
1161  fi  fi
1162  AC_DEFINE_UNQUOTED(CONFIG_UNSIGNED_TRIANG_ALGO, unsigned_triang_algo_${config_unsigned_triang_algo}, [Define unsigned triangular wave algorithm to be used.])  AC_DEFINE_UNQUOTED(CONFIG_UNSIGNED_TRIANG_ALGO, ${triang_unsigned}, [Define unsigned triangular wave algorithm to be used.])
1163    
1164  AC_LANG_RESTORE  AC_LANG_RESTORE
1165    
# Line 711  AM_CONFIG_HEADER(config.h) Line 1171  AM_CONFIG_HEADER(config.h)
1171  AM_INIT_AUTOMAKE(linuxsampler, "$LINUXSAMPLER_RELEASE_MAJOR.$LINUXSAMPLER_RELEASE_MINOR.$LINUXSAMPLER_RELEASE_BUILD")  AM_INIT_AUTOMAKE(linuxsampler, "$LINUXSAMPLER_RELEASE_MAJOR.$LINUXSAMPLER_RELEASE_MINOR.$LINUXSAMPLER_RELEASE_BUILD")
1172    
1173  AC_LANG_CPLUSPLUS  AC_LANG_CPLUSPLUS
 AC_PROG_CXX  
1174    
1175  # some gcc 4.0 versions need -msse for SSE register allocations  # some gcc 4.0 versions need -msse for SSE register allocations
1176  if test "$config_asm" = "yes"; then  if test "$config_asm" = "yes"; then
# Line 729  AC_OUTPUT( \ Line 1188  AC_OUTPUT( \
1188      man/Makefile \      man/Makefile \
1189      man/linuxsampler.1 \      man/linuxsampler.1 \
1190      src/Makefile \      src/Makefile \
1191        src/db/Makefile \
1192      src/network/Makefile \      src/network/Makefile \
1193      src/engines/Makefile \      src/engines/Makefile \
1194      src/engines/gig/Makefile \      src/engines/gig/Makefile \
1195      src/engines/common/Makefile \      src/engines/common/Makefile \
1196      src/common/Makefile src/lib/Makefile \      src/effects/Makefile \
1197      src/lib/fileloader/Makefile \      src/common/Makefile \
     src/lib/fileloader/libgig/Makefile \  
1198      src/testcases/Makefile \      src/testcases/Makefile \
1199      src/drivers/Makefile \      src/drivers/Makefile \
1200      src/drivers/audio/Makefile \      src/drivers/audio/Makefile \
1201      src/drivers/midi/Makefile \      src/drivers/midi/Makefile \
1202        src/plugins/Makefile \
1203        src/hostplugins/Makefile \
1204        src/hostplugins/dssi/Makefile \
1205        src/hostplugins/lv2/Makefile \
1206        src/hostplugins/vst/Makefile \
1207      linuxsampler.spec \      linuxsampler.spec \
1208      debian/Makefile \      debian/Makefile \
1209      Artwork/Makefile \      Artwork/Makefile \
1210      scripts/Makefile \      scripts/Makefile \
1211      osx/Makefile \      osx/Makefile \
1212      osx/LinuxSampler.xcode/Makefile \      osx/linuxsampler.xcodeproj/Makefile \
1213      Documentation/Makefile \      Documentation/Makefile \
1214      Documentation/Engines/Makefile \      Documentation/Engines/Makefile \
1215      Documentation/Engines/gig/Makefile \      Documentation/Engines/gig/Makefile \
# Line 753  AC_OUTPUT( \ Line 1217  AC_OUTPUT( \
1217      Doxyfile \      Doxyfile \
1218  )  )
1219    
1220    # resolve all nested variables in '${config_plugin_dir}'
1221    # (merely for providing a human readable summary below)
1222    while test $config_plugin_dir != `eval echo ${config_plugin_dir}` ; do
1223            config_plugin_dir=`eval echo ${config_plugin_dir}`
1224    done
1225    
1226    
1227  ###########################################################################  ###########################################################################
1228  # Output All Configuration Options  # Output All Configuration Options
# Line 774  echo "# Streams to be refilled per Disk Line 1244  echo "# Streams to be refilled per Disk
1244  echo "# Minimum Stream Refill Size: ${config_stream_min_refill}"  echo "# Minimum Stream Refill Size: ${config_stream_min_refill}"
1245  echo "# Maximum Stream Refill Size: ${config_stream_max_refill}"  echo "# Maximum Stream Refill Size: ${config_stream_max_refill}"
1246  echo "# Stream Size: ${config_stream_size}"  echo "# Stream Size: ${config_stream_size}"
1247  echo "# Maximum Disk Streams: ${config_max_streams}"  echo "# Default Maximum Disk Streams: ${config_max_streams}"
1248  echo "# Maximum Voices: ${config_max_voices}"  echo "# Default Maximum Voices: ${config_max_voices}"
1249    echo "# Default Subfragment Size: ${config_subfragment_size}"
1250    echo "# Default Global Volume Attenuation: ${config_global_attenuation_default}"
1251  echo "# Voice Stealing Algorithm: ${config_voice_steal_algo}"  echo "# Voice Stealing Algorithm: ${config_voice_steal_algo}"
1252  echo "# Signed Triangular Oscillator Algorithm: ${config_signed_triang_algo}"  echo "# Signed Triangular Oscillator Algorithm: ${config_signed_triang_algo}"
1253  echo "# Unsigned Triangular Oscillator Algorithm: ${config_unsigned_triang_algo}"  echo "# Unsigned Triangular Oscillator Algorithm: ${config_unsigned_triang_algo}"
1254  echo "# SysEx Buffer Size: ${config_sysex_buffer_size} Byte"  echo "# SysEx Buffer Size: ${config_sysex_buffer_size} Byte"
1255  echo "# Filter Update Steps: ${config_filter_update_steps}"  echo "# Min. Portamento Time: ${config_portamento_time_min} s"
1256    echo "# Max. Portamento Time: ${config_portamento_time_max} s"
1257    echo "# Default Portamento Time: ${config_portamento_time_default} s"
1258  echo "# Force Filter Usage: ${config_force_filter}"  echo "# Force Filter Usage: ${config_force_filter}"
1259  echo "# Filter Cutoff Minimum: ${config_filter_cutoff_min} Hz"  echo "# Filter Cutoff Minimum: ${config_filter_cutoff_min} Hz"
1260  echo "# Filter Cutoff Maximum: ${config_filter_cutoff_max} Hz"  echo "# Filter Cutoff Maximum: ${config_filter_cutoff_max} Hz"
# Line 788  echo "# Override Filter Cutoff Controlle Line 1262  echo "# Override Filter Cutoff Controlle
1262  echo "# Override Filter Resonance Controller: ${config_override_resonance_ctrl}"  echo "# Override Filter Resonance Controller: ${config_override_resonance_ctrl}"
1263  echo "# Override Filter Type: ${config_override_filter_type}"  echo "# Override Filter Type: ${config_override_filter_type}"
1264  echo "# Assert GS SysEx Checksum: ${config_assert_gs_sysex_checksum}"  echo "# Assert GS SysEx Checksum: ${config_assert_gs_sysex_checksum}"
1265    echo "# Process Muted Channels: ${config_process_muted_channels}"
1266    echo "# Process All-Notes-Off MIDI message: ${config_process_all_notes_off}"
1267    echo "# Apply global volume SysEx by MIDI port: ${config_master_volume_sysex_by_port}"
1268    echo "# Interpolate Volume: ${config_interpolate_volume}"
1269    echo "# Instruments database support: ${config_instruments_db}"
1270    if test "$config_instruments_db" = "yes"; then
1271    echo "# Instruments DB default location: ${config_default_instruments_db_file}"
1272    fi
1273    echo "# Plugin Path: ${config_plugin_dir}"
1274  echo "#-------------------------------------------------------------------#"  echo "#-------------------------------------------------------------------#"
1275  echo "# Read './configure --help' or file 'configure.in' for details.     #"  echo "# Read './configure --help' or file 'configure.in' for details.     #"
1276  echo "#####################################################################"  echo "#####################################################################"

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