--- linuxsampler/trunk/configure.in 2005/05/10 22:00:49 536 +++ linuxsampler/trunk/configure.in 2005/05/19 19:25:14 554 @@ -9,6 +9,8 @@ AC_SUBST(target_vendor) +########################################################################### +# General Checks AC_MSG_CHECKING([whether x86 architecture]) def_arch_x86=0 @@ -21,7 +23,6 @@ esac AC_DEFINE_UNQUOTED(ARCH_X86,$def_arch_x86,[Define to 1 if you build for x86 architecture.]) - # determine the right gcc switch for CPU specific optimizations CXX_CPU_SWITCH= if test "$def_arch_x86" = 1; then @@ -31,7 +32,6 @@ fi AC_SUBST([CXX_CPU_SWITCH]) - AC_MSG_CHECKING([whether UNIX98 compatible]) AC_LANG_SAVE AC_LANG_C @@ -64,7 +64,6 @@ fi fi - # Checks for available audio and MIDI systems / drivers # (we throw an error if there's not at least one system for audio output and MIDI input available) have_midi_input_driver="false" @@ -86,7 +85,6 @@ AM_CONDITIONAL(HAVE_ALSA, test $have_alsa = "1") AC_DEFINE_UNQUOTED(HAVE_ALSA,$have_alsa,[Define to 1 if you have ALSA installed.]) - echo -n "checking Alsa version... " AC_LANG_SAVE AC_LANG_C @@ -138,7 +136,6 @@ 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.]) - # JACK PKG_CHECK_MODULES(JACK, jack, HAVE_JACK=true, HAVE_JACK=false) AC_SUBST(JACK_LIBS) @@ -153,7 +150,6 @@ AM_CONDITIONAL(HAVE_JACK, test $HAVE_JACK = 1) AC_DEFINE_UNQUOTED(HAVE_JACK,$HAVE_JACK,[Define to 1 if you have JACK installed.]) - # Check presence of libgig libgig_version="2.0.0" PKG_CHECK_MODULES(GIG, gig >= $libgig_version, HAVE_GIG=true, HAVE_GIG=false) @@ -165,7 +161,6 @@ AC_SUBST(GIG_CFLAGS) AC_SUBST(GIG_LIBS) - # SQLITE3 PKG_CHECK_MODULES(SQLITE3, sqlite3, HAVE_SQLITE3=true, HAVE_SQLITE3=false) AC_SUBST(SQLITE3_LIBS) @@ -178,7 +173,6 @@ AM_CONDITIONAL(HAVE_SQLITE3, test $HAVE_SQLITE3 = 1) AC_DEFINE_UNQUOTED(HAVE_SQLITE3,$HAVE_SQLITE3,[Define to 1 if you have SQLITE3 installed.]) - if test "$have_midi_input_driver" = "false"; then echo "No supported MIDI input system found!" echo "Sorry, LinuxSampler only supports ALSA as MIDI input driver at the moment!" @@ -191,6 +185,311 @@ fi +########################################################################### +# Handle Configuration Options + +# TODO: should we use AC_ARG_VAR(variable, description) instead? + +AC_ARG_ENABLE(dev-mode, + [ --enable-dev-mode + Enable development mode (default=no). In that mode + we do some extra sanity checks here and there. + This helps to spot possible problems, but reduces + efficiency a bit], + [config_dev_mode="yes"], + [config_dev_mode="no"] +) +if test "$config_dev_mode" = "yes"; then + AC_DEFINE_UNQUOTED(CONFIG_DEVMODE, 1, [Define to 1 if you want to enable development mode.]) +fi + +AC_ARG_ENABLE(debug-level, + [ --enable-debug-level + Specify verbosity of console messages (default=1). + The higher the value, the higher will be verbosity. + A value of 0 means no console output at all. + There's not really an upper limit but the usual + level of all messages is currently somewhere less + than 10.], + [config_debug_level="${enableval}"], + [config_debug_level="1"] +) +AC_DEFINE_UNQUOTED(CONFIG_DEBUG_LEVEL, $config_debug_level, [Define console verbosity.]) + +AC_ARG_ENABLE(rt-exceptions, + [ --enable-rt-exceptions + Enable exceptions in the realtime thread + (default=no). If this is enabled, exceptions will + be thrown on critical errors in the realtime + context as well. Otherwise if disabled + segmentation faults will be forced by the + application on critical errors.], + [config_rt_exceptions="yes"], + [config_rt_exceptions="no"] +) +if test "$config_rt_exceptions" = "yes"; then + AC_DEFINE_UNQUOTED(CONFIG_RT_EXCEPTIONS, 1, [Define to 1 to allow exceptions in the realtime context.]) +fi + +AC_ARG_ENABLE(preload-samples, + [ --enable-preload-samples + Due to seeking and latency issues with hard drives + we have to cache a small part of samples' head in + RAM (default=32768). The higher this value the + more memory will be occupied for each sample, but + the safer this will be in regards of possible + droputs. A 'good' value depends on the running + system and usage dependant factors.], + [config_preload_samples="${enableval}"], + [config_preload_samples="32768"] +) +AC_DEFINE_UNQUOTED(CONFIG_PRELOAD_SAMPLES, $config_preload_samples, [Define amount of sample points to be cached in RAM.]) + +AC_ARG_ENABLE(max-pitch, + [ --enable-max-pitch + Specify the maximum allowed pitch value in octaves + (default=4). To lower memory usage you might want + set a smaller value.], + [config_max_pitch="${enableval}"], + [config_max_pitch="4"] +) +AC_DEFINE_UNQUOTED(CONFIG_MAX_PITCH, $config_max_pitch, [Define max. allowed pitch.]) + +AC_ARG_ENABLE(max-events, + [ --enable-max-events + Specify the maximum allowed amount of events to be + processed per fragment (default=1024).], + [config_max_events="${enableval}"], + [config_max_events="1024"] +) +AC_DEFINE_UNQUOTED(CONFIG_MAX_EVENTS_PER_FRAGMENT, $config_max_events, [Define max. allowed events per fragment.]) + +AC_ARG_ENABLE(eg-bottom, + [ --enable-eg-bottom + Bottom limit of envelope generators + (default=0.001). Certain kinds of curve types like + exponential curves converge against 0 but never + reach 0. So we have to define a certain low value + after which we should consider all smaller values + to be 'almost zero'. The smaller this value, the + longer will voices survive in EG's release stage + and thus waste voices. If this value is too high + will cause click sounds though.], + [config_eg_bottom="${enableval}"], + [config_eg_bottom="0.001"] +) +AC_DEFINE_UNQUOTED(CONFIG_EG_BOTTOM, $config_eg_bottom, [Define bottom limit of envelopes.]) + +AC_ARG_ENABLE(eg-min-release-time, + [ --enable-eg-min-release-time + Specify the lowest allowed release time in seconds + (default=0.0025). This value will also be used to + ramp down voices on voice stealing. This value + should always be less than the period time of the + used audio driver, as in case of voice stealing + the killed voice needs to be completely ramped + down in the same fragment.], + [config_eg_min_release_time="${enableval}"], + [config_eg_min_release_time="0.0025"] +) +AC_DEFINE_UNQUOTED(CONFIG_EG_MIN_RELEASE_TIME, $config_eg_min_release_time, [Define min. release time.]) + +AC_ARG_ENABLE(refill-streams, + [ --enable-refill-streams + Number of streams that should be refilled in each + disk thread cycle (default=4).], + [config_refill_streams="${enableval}"], + [config_refill_streams="4"] +) +AC_DEFINE_UNQUOTED(CONFIG_REFILL_STREAMS_PER_RUN, $config_refill_streams, [Define amount of streams to be refilled per cycle.]) + +AC_ARG_ENABLE(stream-min-refill, + [ --enable-stream-min-refill + Minimum refill size for disk streams (default=1024). + The disk thread will go to sleep for a while if no + stream had to be refilled more than this value in + a disk thread cycle.], + [config_stream_min_refill="${enableval}"], + [config_stream_min_refill="1024"] +) +AC_DEFINE_UNQUOTED(CONFIG_STREAM_MIN_REFILL_SIZE, $config_stream_min_refill, [Define min. stream refill size.]) + +AC_ARG_ENABLE(stream-max-refill, + [ --enable-stream-max-refill + Maximum refill size for disk streams + (default=65536). The disk thread will refill + each stream only by a size of this value per + disk thread cycle.], + [config_stream_max_refill="${enableval}"], + [config_stream_max_refill="65536"] +) +AC_DEFINE_UNQUOTED(CONFIG_STREAM_MAX_REFILL_SIZE, $config_stream_max_refill, [Define max. stream refill size.]) + +AC_ARG_ENABLE(stream-size, + [ --enable-stream-size + Size of each stream's ring buffer in sample points + (default=262144).], + [config_stream_size="${enableval}"], + [config_stream_size="262144"] +) +AC_DEFINE_UNQUOTED(CONFIG_STREAM_BUFFER_SIZE, $config_stream_size, [Define each stream's ring buffer size.]) + +AC_ARG_ENABLE(max-streams, + [ --enable-max-streams + Maximum amount of disk streams (default=90). This + value should always be higher than the maximum + amount of voices.], + [config_max_streams="${enableval}"], + [config_max_streams="90"] +) +AC_DEFINE_UNQUOTED(CONFIG_MAX_STREAMS, $config_max_streams, [Define max. streams.]) + +AC_ARG_ENABLE(max-voices, + [ --enable-max-voices + Maximum amount of voices (default=64). This value + should always be lower than the maximum amount of + disk streams.], + [config_max_voices="${enableval}"], + [config_max_voices="64"] +) +AC_DEFINE_UNQUOTED(CONFIG_MAX_VOICES, $config_max_voices, [Define max. voices.]) + +AC_ARG_ENABLE(voice-steal-algo, + [ --enable-voice-steal-algo + Voice stealing algorithm to be used. Currently + available options: + none: + Disable voice stealing completely. + oldestvoiceonkey: + Try to kill a voice on the same key first, + if no success, proceed with the oldest key. + oldestkey (default): + Try to kill a voice from the oldest active + key.], + [ if test ! "(" "${enableval}" = "none" \ + -o "${enableval}" = "oldestvoiceonkey" \ + -o "${enableval}" = "oldestkey" ")" ; then + AC_MSG_ERROR([Unknown voice stealing algorithm for parameter --enable-voice-steal-algo]) + else + config_voice_steal_algo="${enableval}" + fi + ], + [config_voice_steal_algo="oldestkey"] +) +AC_DEFINE_UNQUOTED(CONFIG_VOICE_STEAL_ALGO, voice_steal_algo_${config_voice_steal_algo}, [Define voice stealing algorithm to be used.]) + +AC_ARG_ENABLE(sysex-buffer-size, + [ --enable-sysex-buffer-size + System Exclusive Message buffer size in kB + (default=2048).], + [config_sysex_buffer_size="${enableval}"], + [config_sysex_buffer_size="2048"] +) +AC_DEFINE_UNQUOTED(CONFIG_SYSEX_BUFFER_SIZE, $config_sysex_buffer_size, [Define SysEx buffer size.]) + +AC_ARG_ENABLE(filter-update-steps, + [ --enable-filter-update-steps + Amount of sample points after which filter + parameters (cutoff, resonance) are going to be + updated (default=64). Higher value means less CPU + load, but also worse parameter resolution, this + value will be aligned to a power of two.], + [config_filter_update_steps="${enableval}"], + [config_filter_update_steps="64"] +) +AC_DEFINE_UNQUOTED(CONFIG_FILTER_UPDATE_STEPS, $config_filter_update_steps, [Define amount of steps to refresh filter coefficients.]) + +AC_ARG_ENABLE(force-filter, + [ --enable-force-filter + If enabled will force filter to be used even if + no usage was define in instrument patch files. + (default=no).], + [config_force_filter="yes"], + [config_force_filter="no"] +) +if test "$config_force_filter" = "yes"; then + AC_DEFINE_UNQUOTED(CONFIG_FORCE_FILTER, 1, [Define to 1 to force filter usage.]) +fi + +AC_ARG_ENABLE(filter-cutoff-min, + [ --enable-filter-cutoff-min + Minimum filter cutoff frequency in Hz + (default=100.0).], + [config_filter_cutoff_min="${enableval}"], + [config_filter_cutoff_min="100.0"] +) +AC_DEFINE_UNQUOTED(CONFIG_FILTER_CUTOFF_MIN, ${config_filter_cutoff_min}f, [Define min. filter cutoff frequency.]) + +AC_ARG_ENABLE(filter-cutoff-max, + [ --enable-filter-cutoff-max + Maximum filter cutoff frequency in Hz + (default=10000.0).], + [config_filter_cutoff_max="${enableval}"], + [config_filter_cutoff_max="10000.0"] +) +AC_DEFINE_UNQUOTED(CONFIG_FILTER_CUTOFF_MAX, ${config_filter_cutoff_max}f, [Define max. filter cutoff frequency.]) + +AC_ARG_ENABLE(override-cutoff-ctrl, + [ --enable-override-cutoff-ctrl + Override filter cutoff MIDI controller (default=no). + Note: you have to define the MIDI controller number + here, it's not a boolean parameter type! If this + option is used, controller number given by + instrument patch will be ignored and instead this + supplied value will be used.], + [config_override_cutoff_ctrl="${enableval}"], + [config_override_cutoff_ctrl="no"] +) +if test ! "$config_override_cutoff_ctrl" = "no"; then + AC_DEFINE_UNQUOTED(CONFIG_OVERRIDE_CUTOFF_CTRL, $config_override_cutoff_ctrl, [Define to a MIDI controller number to override cutoff control.]) +fi + +AC_ARG_ENABLE(override-resonance-ctrl, + [ --enable-override-resonance-ctrl + Override filter resonance MIDI controller + (default=no). Note: you have to define the MIDI + controller number here, it's not a boolean + parameter type! If this option is used, controller + number given by instrument patch will be ignored + and instead this supplied value will be used.], + [config_override_resonance_ctrl="${enableval}"], + [config_override_resonance_ctrl="no"] +) +if test ! "$config_override_resonance_ctrl" = "no"; then + AC_DEFINE_UNQUOTED(CONFIG_OVERRIDE_RESONANCE_CTRL, $config_override_resonance_ctrl, [Define to a MIDI controller number to override resonance control.]) +fi + +AC_ARG_ENABLE(override-filter-type, + [ --enable-override-filter-type + Override filter type (default=no). Options: + hp: for highpass + bp: for bandpass + br: for bandreject + lp: for lowpass + lpt: for lowpass turbo], + [ if test "${enableval}" = "hp" ; then + config_override_filter_type="::gig::vcf_type_highpass" + elif test "${enableval}" = "bp" ; then + config_override_filter_type="::gig::vcf_type_bandpass" + elif test "${enableval}" = "br" ; then + config_override_filter_type="::gig::vcf_type_bandreject" + elif test "${enableval}" = "lp" ; then + config_override_filter_type="::gig::vcf_type_lowpass" + elif test "${enableval}" = "lpt" ; then + config_override_filter_type="::gig::vcf_type_lowpassturbo" + elif test ! "${enableval}" = "no"; then + AC_MSG_ERROR([Unknown filter type for parameter --enable-override-filter-type]) + fi + ], + [config_override_filter_type="no"] +) +if test ! "$config_override_filter_type" = "no"; then + AC_DEFINE_UNQUOTED(CONFIG_OVERRIDE_FILTER_TYPE, $config_override_filter_type, [Define to a filter type to always force that filter type.]) +fi + +########################################################################### +# Create Build Files + AM_CONFIG_HEADER(config.h) AM_INIT_AUTOMAKE(linuxsampler, 0.3.1) @@ -204,3 +503,40 @@ AM_PROG_LIBTOOL AC_OUTPUT(Makefile src/Makefile src/network/Makefile src/engines/Makefile src/engines/gig/Makefile src/engines/common/Makefile src/common/Makefile src/lib/Makefile src/lib/fileloader/Makefile src/lib/fileloader/libgig/Makefile src/testcases/Makefile src/drivers/Makefile src/drivers/audio/Makefile src/drivers/midi/Makefile) + + +########################################################################### +# Output All Configuration Options + +echo "" +echo "#####################################################################" +echo "# LinuxSampler Configuration #" +echo "#-------------------------------------------------------------------#" +echo "# Development Mode: ${config_dev_mode}" +echo "# Debug Level: ${config_debug_level}" +echo "# Use Exceptions in RT Context: ${config_rt_exceptions}" +echo "# Preload Samples: ${config_preload_samples}" +echo "# Maximum Pitch: ${config_max_pitch} (octaves)" +echo "# Maximum Events: ${config_max_events}" +echo "# Envelope Bottom Level: ${config_eg_bottom} (linear)" +echo "# Envelope Minimum Release Time: ${config_eg_min_release_time} s" +echo "# Streams to be refilled per Disk Thread Cycle: ${config_refill_streams}" +echo "# Minimum Stream Refill Size: ${config_stream_min_refill}" +echo "# Maximum Stream Refill Size: ${config_stream_max_refill}" +echo "# Stream Size: ${config_stream_size}" +echo "# Maximum Disk Streams: ${config_max_streams}" +echo "# Maximum Voices: ${config_max_voices}" +echo "# SysEx Buffer Size: ${config_sysex_buffer_size} Byte" +echo "# Filter Update Steps: ${config_filter_update_steps}" +echo "# Force Filter Usage: ${config_force_filter}" +echo "# Filter Cutoff Minimum: ${config_filter_cutoff_min} Hz" +echo "# Filter Cutoff Maximum: ${config_filter_cutoff_max} Hz" +echo "# Override Filter Cutoff Controller: ${config_override_cutoff_ctrl}" +echo "# Override Filter Resonance Controller: ${config_override_resonance_ctrl}" +echo "# Override Filter Type: ${config_override_filter_type}" +echo "#-------------------------------------------------------------------#" +echo "# Read './configure --help' or file 'configure.in' for details. #" +echo "#####################################################################" +echo "" +echo "Good. Now type 'make' to compile, followed by 'make install' as root." +echo ""