ardour/livetrax
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Use futex semaphores on Linux only

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This commit is contained in:
Robin Gareus 2022-05-12 00:56:33 +02:00
parent 13cac5c139
commit f849f3ce2c
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
2 changed files with 7 additions and 2 deletions
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2
libs/pbd/pbd/semutils.h
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@ -21,8 +21,6 @@
#ifndef __pbd_semutils_h__ #ifndef __pbd_semutils_h__
#define __pbd_semutils_h__ #define __pbd_semutils_h__
#define USE_FUTEX_SEMAPHORE
#if (defined PLATFORM_WINDOWS && !defined USE_PTW32_SEMAPHORE) #if (defined PLATFORM_WINDOWS && !defined USE_PTW32_SEMAPHORE)
#define WINDOWS_SEMAPHORE 1 #define WINDOWS_SEMAPHORE 1
#endif #endif

7
wscript
View File

@ -936,6 +936,8 @@ def options(opt):
help='Turn on PT session import option') help='Turn on PT session import option')
opt.add_option('--no-threaded-waveviews', action='store_true', default=False, dest='no_threaded_waveviews', opt.add_option('--no-threaded-waveviews', action='store_true', default=False, dest='no_threaded_waveviews',
help='Disable threaded waveview rendering') help='Disable threaded waveview rendering')
opt.add_option('--no-futex-semaphore', action='store_true', default=False, dest='no_futex_semaphore',
help='Disable use of futex for semaphores (Linux only)')
opt.add_option( opt.add_option(
'--qm-dsp-include', type='string', action='store', '--qm-dsp-include', type='string', action='store',
dest='qm_dsp_include', default='/usr/include/qm-dsp', dest='qm_dsp_include', default='/usr/include/qm-dsp',
@ -1340,6 +1342,10 @@ int main () { return 0; }
if opts.no_threaded_waveviews: if opts.no_threaded_waveviews:
conf.define('NO_THREADED_WAVEVIEWS', 1) conf.define('NO_THREADED_WAVEVIEWS', 1)
conf.env['NO_THREADED_WAVEVIEWS'] = True conf.env['NO_THREADED_WAVEVIEWS'] = True
if not opts.no_futex_semaphore:
if re.search ("linux", sys.platform) is not None and Options.options.dist_target != 'mingw':
conf.define('USE_FUTEX_SEMAPHORE', 1)
conf.env['USE_FUTEX_SEMAPHORE'] = True
backends = opts.with_backends.split(',') backends = opts.with_backends.split(',')
@ -1479,6 +1485,7 @@ const char* const ardour_config_info = "\\n\\
write_config_text('FLAC', conf.is_defined('HAVE_FLAC')) write_config_text('FLAC', conf.is_defined('HAVE_FLAC'))
write_config_text('FPU optimization', opts.fpu_optimization) write_config_text('FPU optimization', opts.fpu_optimization)
write_config_text('FPU AVX/FMA support', conf.is_defined('FPU_AVX_FMA_SUPPORT')) write_config_text('FPU AVX/FMA support', conf.is_defined('FPU_AVX_FMA_SUPPORT'))
write_config_text('Futex Semaphore', conf.is_defined('USE_FUTEX_SEMAPHORE'))
write_config_text('Freedesktop files', opts.freedesktop) write_config_text('Freedesktop files', opts.freedesktop)
write_config_text('Libjack linking', conf.env['libjack_link']) write_config_text('Libjack linking', conf.env['libjack_link'])
write_config_text('Libjack metadata', conf.is_defined ('HAVE_JACK_METADATA')) write_config_text('Libjack metadata', conf.is_defined ('HAVE_JACK_METADATA'))