1 project('gstreamer', 'c',
3 meson_version : '>= 0.40.1',
4 default_options : [ 'warning_level=1',
5 'buildtype=debugoptimized' ])
7 gst_version = meson.project_version()
8 version_arr = gst_version.split('.')
9 gst_version_major = version_arr[0].to_int()
10 gst_version_minor = version_arr[1].to_int()
11 gst_version_micro = version_arr[2].to_int()
12 if version_arr.length() == 4
13 gst_version_nano = version_arr[3].to_int()
18 host_system = host_machine.system()
22 # maintaining compatibility with the previous libtool versioning
23 # current = minor * 100 + micro
24 libversion = '@0@.@1@.0'.format(soversion, gst_version_minor * 100 + gst_version_micro)
26 prefix = get_option('prefix')
27 libtype = get_option('library_format')
29 libexecdir = get_option('libexecdir')
30 helpers_install_dir = join_paths(libexecdir, 'gstreamer-1.0')
32 cc = meson.get_compiler('c')
34 # Ignore several spurious warnings for things gstreamer does very commonly
35 # If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
36 # If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
37 # NOTE: Only add warnings here if you are sure they're spurious
38 if cc.get_id() == 'msvc'
39 add_project_arguments(
40 '/wd4018', # implicit signed/unsigned conversion
41 '/wd4146', # unary minus on unsigned (beware INT_MIN)
42 '/wd4244', # lossy type conversion (e.g. double -> int)
43 '/wd4305', # truncating type conversion (e.g. double -> float)
45 elif cc.has_argument('-Wl,-Bsymbolic-functions')
46 # FIXME: Add an option for this if people ask for it
47 add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c')
51 have_visibility_hidden = cc.has_argument('-fvisibility=hidden')
52 if have_visibility_hidden
53 add_project_arguments('-fvisibility=hidden', language: 'c')
56 # Disable strict aliasing
57 if cc.has_argument('-fno-strict-aliasing')
58 add_project_arguments('-fno-strict-aliasing', language: 'c')
61 cdata = configuration_data()
62 cdata.set_quoted('GST_API_VERSION', apiversion)
63 cdata.set_quoted('GST_DATADIR', join_paths(prefix, get_option('datadir')))
64 cdata.set_quoted('LOCALEDIR', join_paths(prefix, get_option('localedir')))
65 cdata.set_quoted('LIBDIR', join_paths(prefix, get_option('libdir')))
66 cdata.set_quoted('GST_API_VERSION', '1.0')
67 cdata.set_quoted('GETTEXT_PACKAGE', 'gstreamer-1.0')
68 cdata.set_quoted('GST_LICENSE', 'LGPL')
69 cdata.set_quoted('PACKAGE', 'gstreamer')
70 cdata.set_quoted('PACKAGE_NAME', 'GStreamer')
71 cdata.set_quoted('PACKAGE_STRING', 'GStreamer @0@'.format(gst_version))
72 cdata.set_quoted('PACKAGE_TARNAME', 'gstreamer')
73 cdata.set_quoted('PACKAGE_BUGREPORT', 'http://bugzilla.gnome.org/enter_bug.cgi?product=GStreamer')
74 cdata.set_quoted('PACKAGE_URL', '')
75 cdata.set_quoted('PACKAGE_VERSION', gst_version)
76 cdata.set_quoted('PLUGINDIR', join_paths(get_option('prefix'), get_option('libdir'), 'gstreamer-1.0'))
77 cdata.set_quoted('VERSION', gst_version)
78 # FIXME: --with-memory-alignment],[8,N,malloc,pagesize (default is 32)]) option
79 cdata.set('MEMORY_ALIGNMENT_MALLOC', 1)
80 cdata.set_quoted('GST_PLUGIN_SCANNER_INSTALLED', join_paths(prefix, helpers_install_dir, 'gst-plugin-scanner'))
81 cdata.set_quoted('GST_PTP_HELPER_INSTALLED', join_paths(prefix, helpers_install_dir, 'gst-ptp-helper'))
82 cdata.set_quoted('GST_PLUGIN_SCANNER_SUBDIR', libexecdir,
83 description: 'libexecdir path component, used to find plugin-scanner on relocatable builds on windows')
85 if host_system == 'darwin'
86 cdata.set_quoted('GST_EXTRA_MODULE_SUFFIX', '.dylib')
89 if gst_version_nano > 0
90 # Have GST_ERROR message printed when running from git
91 cdata.set('GST_LEVEL_DEFAULT', 'GST_LEVEL_ERROR')
93 cdata.set('GST_LEVEL_DEFAULT', 'GST_LEVEL_NONE')
96 # GStreamer package name and origin url
97 gst_package_name = get_option('with-package-name')
98 if gst_package_name == ''
99 if gst_version_nano == 0
100 gst_package_name = 'GStreamer source release'
101 elif gst_version_nano == 1
102 gst_package_name = 'GStreamer git'
104 gst_package_name = 'GStreamer prerelease'
107 cdata.set_quoted('GST_PACKAGE_NAME', gst_package_name)
108 cdata.set_quoted('GST_PACKAGE_ORIGIN', get_option('with-package-origin'))
110 # These are only needed/used by the ABI tests
112 [ 'x86', 'HAVE_CPU_I386' ],
113 [ 'x86_64', 'HAVE_CPU_X86_64' ],
114 [ 'arm', 'HAVE_CPU_ARM' ],
115 [ 'aarch64', 'HAVE_CPU_AARCH64' ],
116 [ 'mips', 'HAVE_CPU_MIPS' ],
117 [ 'powerpc', 'HAVE_CPU_PPC' ],
118 [ 'powerpc64', 'HAVE_CPU_PPC64' ],
119 [ 'alpha', 'HAVE_CPU_ALPHA' ],
120 [ 'sparc', 'HAVE_CPU_SPARC' ],
121 [ 'ia64', 'HAVE_CPU_IA64' ],
122 [ 'hppa', 'HAVE_CPU_HPPA' ],
123 [ 'm68k', 'HAVE_CPU_M68K' ],
124 [ 's390', 'HAVE_CPU_S390' ],
126 foreach h : host_defines
127 if h.get(0) == host_machine.cpu()
128 cdata.set(h.get(1), 1)
131 # FIXME: should really be called HOST_CPU or such
132 cdata.set_quoted('TARGET_CPU', host_machine.cpu())
155 'valgrind/valgrind.h',
159 if host_machine.system() == 'windows'
160 check_headers += ['winsock2.h']
163 foreach h : check_headers
165 define = 'HAVE_' + h.underscorify().to_upper()
170 if cc.has_member('struct tm', 'tm_gmtoff', prefix : '#include <time.h>')
171 cdata.set('HAVE_TM_GMTOFF', 1)
185 # These are needed by libcheck
192 foreach f : check_functions
193 if cc.has_function(f)
194 define = 'HAVE_' + f.underscorify().to_upper()
199 if cc.has_function('localtime_r', prefix : '#include<time.h>')
200 cdata.set('HAVE_LOCALTIME_R', 1)
202 cdata.set('HAVE_DECL_LOCALTIME_R', 1)
205 if cc.links('''#include <pthread.h>
207 pthread_setname_np("example"); return 0;
208 }''', name : 'pthread_setname_np(const char*)')
209 cdata.set('HAVE_PTHREAD_SETNAME_NP_WITHOUT_TID', 1)
212 # Check for posix timers and the monotonic clock
213 time_prefix = '#include <time.h>\n'
214 if cdata.has('HAVE_UNISTD_H')
215 time_prefix += '#include <unistd.h>'
218 posix_timers_src = time_prefix + '''
219 #if !defined(_POSIX_TIMERS) || _POSIX_TIMERS < 0 || !defined(CLOCK_REALTIME)
220 #error Either _POSIX_TIMERS or CLOCK_REALTIME not defined
223 if cc.compiles(posix_timers_src, prefix : time_prefix, name : 'posix timers from time.h')
224 cdata.set('HAVE_POSIX_TIMERS', 1)
227 monotonic_clock_src = time_prefix + '''
228 #if !defined(_POSIX_MONOTONIC_CLOCK) || _POSIX_MONOTONIC_CLOCK < 0 || !defined(CLOCK_MONOTONIC)
229 #error Either _POSIX_MONOTONIC_CLOCK or CLOCK_MONOTONIC not defined
232 if cc.compiles(monotonic_clock_src, prefix : time_prefix, name : 'monotonic clock from time.h')
233 cdata.set('HAVE_MONOTONIC_CLOCK', 1)
236 # Check for __uint128_t (gcc) by checking for 128-bit division
237 uint128_t_src = '''int main() {
238 static __uint128_t v1 = 100;
239 static __uint128_t v2 = 10;
240 static __uint128_t u;
243 if cc.compiles(uint128_t_src, name : '__uint128_t available')
244 cdata.set('HAVE_UINT128_T', 1)
247 # All supported platforms have long long now
248 cdata.set('HAVE_LONG_LONG', 1)
250 # We only want to use the __declspec(dllexport/import) dance in GST_EXPORT when
252 if cc.get_id() == 'msvc'
253 cdata.set('GSTCONFIG_BUILT_WITH_MSVC', 1)
255 cdata.set('GSTCONFIG_BUILT_WITH_MSVC', 0)
258 # -------------------------------------------------------------------------------------
259 # config.h things needed by libcheck
260 # -------------------------------------------------------------------------------------
261 if cc.has_function('getpid')
262 cdata.set('HAVE_GETPID', 1)
263 elif host_system == 'windows' and cc.has_function('_getpid')
264 cdata.set('HAVE_PROCESS_H', 1) # Used by gstreamer too
265 cdata.set('HAVE__GETPID', 1)
267 if cc.has_function('strdup')
268 cdata.set('HAVE_DECL_STRDUP', 1)
269 elif host_system == 'windows' and cc.has_function('_strdup')
270 cdata.set('HAVE__STRDUP', 1) # Windows (MSVC)
272 if host_machine.system() != 'windows'
273 cdata.set('HAVE_FORK', 1)
275 # libcheck requires HAVE_FORK to be 0 when fork() is not available
276 cdata.set('HAVE_FORK', 0)
278 if cc.has_function('strsignal')
279 cdata.set('HAVE_DECL_STRSIGNAL', 1)
281 # Check for availability of types
282 if not cc.has_type('clockid_t', prefix : '#include <time.h>')
283 cdata.set('clockid_t', 'int')
285 if not cc.has_type('timer_t', prefix : '#include <time.h>')
286 cdata.set('timer_t', 'int')
288 if not cc.has_members('struct timespec', 'tv_sec', 'tv_nsec',
289 prefix : '#include <time.h>')
290 cdata.set('STRUCT_TIMESPEC_DEFINITION_MISSING', 1)
292 if not cc.has_members('struct itimerspec', 'it_interval', 'it_value',
293 prefix : '#include <time.h>')
294 cdata.set('STRUCT_ITIMERSPEC_DEFINITION_MISSING', 1)
297 # Platform deps; only ws2_32 and execinfo for now
299 if host_machine.system() == 'windows'
300 platform_deps = [cc.find_library('ws2_32')]
304 if not get_option('disable_libunwind')
305 unwind_dep = dependency('libunwind', required : false)
306 dw_dep = dependency('libdw', required: false)
307 backtrace_deps = [unwind_dep, dw_dep]
308 if unwind_dep.found()
309 cdata.set('HAVE_UNWIND', 1)
311 cdata.set('HAVE_DW', 1)
313 message('Support for backtraces is partial only.')
316 if cc.has_function('backtrace')
317 cdata.set('HAVE_BACKTRACE', 1)
319 message('NO backtraces support.')
324 if cc.has_header('execinfo.h')
325 if cc.has_function('backtrace', prefix : '#include <execinfo.h>')
326 cdata.set('HAVE_BACKTRACE', 1)
328 execinfo_dep = cc.find_library('execinfo', required : false)
329 if execinfo_dep.found() and cc.has_function('backtrace', prefix : '#include <execinfo.h>', dependencies : execinfo_dep)
330 cdata.set('HAVE_BACKTRACE', 1)
331 platform_deps += execinfo_dep
336 disable_gst_debug = get_option('disable_gst_debug')
338 add_project_arguments(['-Wno-unused'], language: 'c')
342 '-Wmissing-declarations',
343 '-Wmissing-prototypes',
348 '-Wformat-nonliteral',
350 '-Wold-style-definition',
352 '-Wmissing-include-dirs',
354 '-Waggregate-return',
357 '-Wdeclaration-after-statement',
362 foreach extra_arg : warning_flags
363 if cc.has_argument (extra_arg)
364 add_project_arguments([extra_arg], language: 'c')
368 # Used by the gstutils test
369 gmp_dep = cc.find_library('gmp', required : false)
370 cdata.set('HAVE_GMP', gmp_dep.found())
371 gsl_dep = cc.find_library('gsl', required : false)
372 gslcblas_dep = cc.find_library('gslcblas', required : false)
373 cdata.set('HAVE_GSL', gsl_dep.found() and gslcblas_dep.found())
374 test_deps = [gmp_dep, gsl_dep, gslcblas_dep]
377 dl_dep = cc.find_library('dl', required : false)
378 cdata.set('HAVE_DLADDR', cc.has_function('dladdr', dependencies : dl_dep))
381 configinc = include_directories('.')
382 libsinc = include_directories('libs')
383 privinc = include_directories('gst')
386 glib_dep = dependency('glib-2.0', version : '>=2.32.0',
387 fallback: ['glib', 'libglib_dep'])
388 gobject_dep = dependency('gobject-2.0',
389 fallback: ['glib', 'libgobject_dep'])
390 gmodule_dep = dependency('gmodule-2.0',
391 fallback: ['glib', 'libgmodule_dep'])
392 if host_machine.system() == 'windows'
393 gio_dep = dependency('gio-2.0',
394 fallback: ['glib', 'libgio_dep'])
396 gio_dep = [dependency('gio-2.0',
397 fallback: ['glib', 'libgio_dep']),
398 dependency('gio-unix-2.0',
399 fallback: ['glib', 'libgio_dep'])]
402 mathlib = cc.find_library('m', required : false)
403 # Needed for timer_create/settime/delete
404 # Also provides clock_gettime in glibc < 2.17
405 rt_lib = cc.find_library('rt', required : false)
407 gir = find_program('g-ir-scanner', required : false)
408 gnome = import('gnome')
410 # Fixme, not very elegant.
411 build_gir = gir.found() and not meson.is_cross_build() and not get_option('disable_introspection')
413 gir_init_section = [ '--add-init-section=extern void gst_init(gint*,gchar**);' + \
414 'g_setenv("GST_REGISTRY_DISABLE", "yes", TRUE);' + \
415 'g_setenv("GST_REGISTRY_1.0", "/no/way/this/exists.reg", TRUE);' + \
416 'g_setenv("GST_PLUGIN_PATH_1_0", "", TRUE);' + \
417 'g_setenv("GST_PLUGIN_SYSTEM_PATH_1_0", "", TRUE);' + \
418 'gst_init(NULL,NULL);' ]
420 # Used by the *_mkenum.py helper scripts
421 glib_mkenums = find_program('glib-mkenums')
423 gst_c_args = ['-DHAVE_CONFIG_H']
424 if libtype == 'static'
425 gst_c_args += ['-DGST_STATIC_COMPILATION']
428 # Used in gst/parse/meson.build and below
429 python3 = import('python3').find_python()
431 bashcomp_dep = dependency('bash-completion', version : '>= 2.0', required : false)
433 bashcomp_found = bashcomp_dep.found()
434 bash_completions_dir = ''
435 bash_helpers_dir = ''
438 # get_pkgconfig_variable() won't let us set the prefix
439 pkgconfig = find_program('pkg-config')
441 runcmd = run_command(pkgconfig,
442 '--define-variable=prefix=.',
443 '--variable=completionsdir',
446 if (runcmd.returncode() == 0)
447 bash_completions_dir = runcmd.stdout().strip()
449 message('Found bash-completion but the .pc file did not set \'completionsdir\'.')
450 bashcomp_found = false
453 runcmd = run_command(pkgconfig,
454 '--define-variable=prefix=.',
455 '--variable=helpersdir',
458 if (runcmd.returncode() == 0)
459 bash_helpers_dir = runcmd.stdout().strip()
461 message('Found bash-completion, but the .pc file did not set \'helpersdir\'.')
462 bashcomp_found = false
474 # xgettext is optional (on Windows for instance)
475 if find_program('xgettext', required : false).found()
479 configure_file(output : 'config.h', configuration : cdata)
481 if build_machine.system() == 'windows'
482 message('Disabling gtk-doc while building on Windows')
483 elif get_option('disable_gtkdoc')
484 message('gtk-doc is disabled via options')
486 if find_program('gtkdoc-scan', required : false).found()
489 message('Not building documentation as gtk-doc was not found')
493 run_command(python3, '-c', 'import shutil; shutil.copy("hooks/pre-commit.hook", ".git/hooks/pre-commit")')
495 install_data('gst-element-check-1.0.m4', install_dir : join_paths(get_option('datadir'), 'aclocal'))