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]
10 gst_version_minor = version_arr[1]
11 gst_version_micro = version_arr[2]
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.to_int() * 100 + gst_version_micro.to_int())
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')
48 # FIXME: Add FATAL_WARNINGS from configure.ac
52 have_visibility_hidden = cc.has_argument('-fvisibility=hidden')
53 if have_visibility_hidden
54 add_project_arguments('-fvisibility=hidden', language: 'c')
57 cdata = configuration_data()
58 cdata.set_quoted('GST_API_VERSION', apiversion)
59 cdata.set_quoted('GST_DATADIR', join_paths(prefix, get_option('datadir')))
60 cdata.set_quoted('LOCALEDIR', join_paths(prefix, get_option('localedir')))
61 cdata.set_quoted('LIBDIR', join_paths(prefix, get_option('libdir')))
62 cdata.set_quoted('GST_API_VERSION', '1.0')
63 cdata.set_quoted('GETTEXT_PACKAGE', 'gstreamer-1.0')
64 cdata.set_quoted('GST_LICENSE', 'LGPL')
65 cdata.set_quoted('PACKAGE', 'gstreamer')
66 cdata.set_quoted('PACKAGE_NAME', 'GStreamer')
67 cdata.set_quoted('PACKAGE_STRING', 'GStreamer @0@'.format(gst_version))
68 cdata.set_quoted('PACKAGE_TARNAME', 'gstreamer')
69 cdata.set_quoted('PACKAGE_BUGREPORT', 'http://bugzilla.gnome.org/enter_bug.cgi?product=GStreamer')
70 cdata.set_quoted('PACKAGE_URL', '')
71 cdata.set_quoted('PACKAGE_VERSION', gst_version)
72 cdata.set_quoted('PLUGINDIR', join_paths(get_option('prefix'), get_option('libdir'), 'gstreamer-1.0'))
73 cdata.set_quoted('VERSION', gst_version)
74 # FIXME: --with-memory-alignment],[8,N,malloc,pagesize (default is 32)]) option
75 cdata.set('MEMORY_ALIGNMENT_MALLOC', 1)
76 cdata.set_quoted('GST_PLUGIN_SCANNER_INSTALLED', join_paths(prefix, helpers_install_dir, 'gst-plugin-scanner'))
77 cdata.set_quoted('GST_PTP_HELPER_INSTALLED', join_paths(prefix, helpers_install_dir, 'gst-ptp-helper'))
78 cdata.set_quoted('GST_PLUGIN_SCANNER_SUBDIR', libexecdir,
79 description: 'libexecdir path component, used to find plugin-scanner on relocatable builds on windows')
81 if gst_version_nano > 0
82 # Have GST_ERROR message printed when running from git
83 cdata.set('GST_LEVEL_DEFAULT', 'GST_LEVEL_ERROR')
85 cdata.set('GST_LEVEL_DEFAULT', 'GST_LEVEL_NONE')
88 # GStreamer package name and origin url
89 gst_package_name = get_option('with-package-name')
90 if gst_package_name == ''
91 if gst_version_nano == 0
92 gst_package_name = 'GStreamer source release'
93 elif gst_version_nano == 1
94 gst_package_name = 'GStreamer git'
96 gst_package_name = 'GStreamer prerelease'
99 cdata.set_quoted('GST_PACKAGE_NAME', gst_package_name)
100 cdata.set_quoted('GST_PACKAGE_ORIGIN', get_option('with-package-origin'))
102 # These are only needed/used by the ABI tests
104 [ 'x86', 'HAVE_CPU_I386' ],
105 [ 'x86_64', 'HAVE_CPU_X86_64' ],
106 [ 'arm', 'HAVE_CPU_ARM' ],
107 [ 'aarch64', 'HAVE_CPU_AARCH64' ],
108 [ 'mips', 'HAVE_CPU_MIPS' ],
109 [ 'powerpc', 'HAVE_CPU_PPC' ],
110 [ 'powerpc64', 'HAVE_CPU_PPC64' ],
111 [ 'alpha', 'HAVE_CPU_ALPHA' ],
112 [ 'sparc', 'HAVE_CPU_SPARC' ],
113 [ 'ia64', 'HAVE_CPU_IA64' ],
114 [ 'hppa', 'HAVE_CPU_HPPA' ],
115 [ 'm68k', 'HAVE_CPU_M68K' ],
116 [ 's390', 'HAVE_CPU_S390' ],
118 foreach h : host_defines
119 if h.get(0) == host_machine.cpu()
120 cdata.set(h.get(1), 1)
123 # FIXME: should really be called HOST_CPU or such
124 cdata.set_quoted('TARGET_CPU', host_machine.cpu())
147 'valgrind/valgrind.h',
151 if host_machine.system() == 'windows'
152 check_headers += ['winsock2.h']
155 foreach h : check_headers
157 define = 'HAVE_' + h.underscorify().to_upper()
162 if cc.has_member('struct tm', 'tm_gmtoff', prefix : '#include <time.h>')
163 cdata.set('HAVE_TM_GMTOFF', 1)
177 # These are needed by libcheck
184 foreach f : check_functions
185 if cc.has_function(f)
186 define = 'HAVE_' + f.underscorify().to_upper()
191 if cc.has_function('localtime_r', prefix : '#include<time.h>')
192 cdata.set('HAVE_LOCALTIME_R', 1)
194 cdata.set('HAVE_DECL_LOCALTIME_R', 1)
197 if cc.links('''#include <pthread.h>
199 pthread_setname_np("example"); return 0;
200 }''', name : 'pthread_setname_np(const char*)')
201 cdata.set('HAVE_PTHREAD_SETNAME_NP_WITHOUT_TID', 1)
204 # Check for posix timers and the monotonic clock
205 time_prefix = '#include <time.h>\n'
206 if cdata.has('HAVE_UNISTD_H')
207 time_prefix += '#include <unistd.h>'
210 posix_timers_src = time_prefix + '''
211 #if !defined(_POSIX_TIMERS) || _POSIX_TIMERS < 0 || !defined(CLOCK_REALTIME)
212 #error Either _POSIX_TIMERS or CLOCK_REALTIME not defined
215 if cc.compiles(posix_timers_src, prefix : time_prefix, name : 'posix timers from time.h')
216 cdata.set('HAVE_POSIX_TIMERS', 1)
219 monotonic_clock_src = time_prefix + '''
220 #if !defined(_POSIX_MONOTONIC_CLOCK) || _POSIX_MONOTONIC_CLOCK < 0 || !defined(CLOCK_MONOTONIC)
221 #error Either _POSIX_MONOTONIC_CLOCK or CLOCK_MONOTONIC not defined
224 if cc.compiles(monotonic_clock_src, prefix : time_prefix, name : 'monotonic clock from time.h')
225 cdata.set('HAVE_MONOTONIC_CLOCK', 1)
228 # Check for __uint128_t (gcc) by checking for 128-bit division
229 uint128_t_src = '''int main() {
230 static __uint128_t v1 = 100;
231 static __uint128_t v2 = 10;
232 static __uint128_t u;
235 if cc.compiles(uint128_t_src, name : '__uint128_t available')
236 cdata.set('HAVE_UINT128_T', 1)
239 # All supported platforms have long long now
240 cdata.set('HAVE_LONG_LONG', 1)
242 # We only want to use the __declspec(dllexport/import) dance in GST_EXPORT when
244 if cc.get_id() == 'msvc'
245 cdata.set('GSTCONFIG_BUILT_WITH_MSVC', 1)
247 cdata.set('GSTCONFIG_BUILT_WITH_MSVC', 0)
250 # -------------------------------------------------------------------------------------
251 # config.h things needed by libcheck
252 # -------------------------------------------------------------------------------------
253 if cc.has_function('getpid')
254 cdata.set('HAVE_GETPID', 1)
255 elif host_system == 'windows' and cc.has_function('_getpid')
256 cdata.set('HAVE_PROCESS_H', 1) # Used by gstreamer too
257 cdata.set('HAVE__GETPID', 1)
259 if cc.has_function('strdup')
260 cdata.set('HAVE_DECL_STRDUP', 1)
261 elif host_system == 'windows' and cc.has_function('_strdup')
262 cdata.set('HAVE__STRDUP', 1) # Windows (MSVC)
264 if host_machine.system() != 'windows'
265 cdata.set('HAVE_FORK', 1)
267 # libcheck requires HAVE_FORK to be 0 when fork() is not available
268 cdata.set('HAVE_FORK', 0)
270 if cc.has_function('strsignal')
271 cdata.set('HAVE_DECL_STRSIGNAL', 1)
273 # Check for availability of types
274 if not cc.has_type('clockid_t', prefix : '#include <time.h>')
275 cdata.set('clockid_t', 'int')
277 if not cc.has_type('timer_t', prefix : '#include <time.h>')
278 cdata.set('timer_t', 'int')
280 if not cc.has_members('struct timespec', 'tv_sec', 'tv_nsec',
281 prefix : '#include <time.h>')
282 cdata.set('STRUCT_TIMESPEC_DEFINITION_MISSING', 1)
284 if not cc.has_members('struct itimerspec', 'it_interval', 'it_value',
285 prefix : '#include <time.h>')
286 cdata.set('STRUCT_ITIMERSPEC_DEFINITION_MISSING', 1)
289 # Platform deps; only ws2_32 and execinfo for now
291 if host_machine.system() == 'windows'
292 platform_deps = [cc.find_library('ws2_32')]
296 if not get_option('disable_libunwind')
297 unwind_dep = dependency('libunwind', required : false)
298 dw_dep = dependency('libdw', required: false)
299 backtrace_deps = [unwind_dep, dw_dep]
300 if unwind_dep.found()
301 cdata.set('HAVE_UNWIND', 1)
303 cdata.set('HAVE_DW', 1)
305 message('Support for backtraces is partial only.')
308 if cc.has_function('backtrace')
309 cdata.set('HAVE_BACKTRACE', 1)
311 message('NO backtraces support.')
316 if cc.has_header('execinfo.h')
317 if cc.has_function('backtrace', prefix : '#include <execinfo.h>')
318 cdata.set('HAVE_BACKTRACE', 1)
320 execinfo_dep = cc.find_library('execinfo', required : false)
321 if execinfo_dep.found() and cc.has_function('backtrace', prefix : '#include <execinfo.h>', dependencies : execinfo_dep)
322 cdata.set('HAVE_BACKTRACE', 1)
323 platform_deps += execinfo_dep
328 disable_gst_debug = get_option('disable_gst_debug')
330 add_project_arguments(['-Wno-unused'], language: 'c')
333 # Used by the gstutils test
334 gmp_dep = cc.find_library('gmp', required : false)
335 cdata.set('HAVE_GMP', gmp_dep.found())
336 gsl_dep = cc.find_library('gsl', required : false)
337 gslcblas_dep = cc.find_library('gslcblas', required : false)
338 cdata.set('HAVE_GSL', gsl_dep.found() and gslcblas_dep.found())
339 test_deps = [gmp_dep, gsl_dep, gslcblas_dep]
342 dl_dep = cc.find_library('dl', required : false)
343 cdata.set('HAVE_DLADDR', cc.has_function('dladdr', dependencies : dl_dep))
346 configinc = include_directories('.')
347 libsinc = include_directories('libs')
348 privinc = include_directories('gst')
351 glib_dep = dependency('glib-2.0', version : '>=2.32.0',
352 fallback: ['glib', 'libglib_dep'])
353 gobject_dep = dependency('gobject-2.0',
354 fallback: ['glib', 'libgobject_dep'])
355 gmodule_dep = dependency('gmodule-2.0',
356 fallback: ['glib', 'libgmodule_dep'])
357 if host_machine.system() == 'windows'
358 gio_dep = dependency('gio-2.0',
359 fallback: ['glib', 'libgio_dep'])
361 gio_dep = [dependency('gio-2.0',
362 fallback: ['glib', 'libgio_dep']),
363 dependency('gio-unix-2.0',
364 fallback: ['glib', 'libgio_dep'])]
367 mathlib = cc.find_library('m', required : false)
368 # Needed for timer_create/settime/delete
369 # Also provides clock_gettime in glibc < 2.17
370 rt_lib = cc.find_library('rt', required : false)
372 gir = find_program('g-ir-scanner', required : false)
373 gnome = import('gnome')
375 # Fixme, not very elegant.
376 build_gir = gir.found() and not meson.is_cross_build() and not get_option('disable_introspection')
378 gir_init_section = [ '--add-init-section=extern void gst_init(gint*,gchar**);' + \
379 'g_setenv("GST_REGISTRY_DISABLE", "yes", TRUE);' + \
380 'g_setenv("GST_REGISTRY_1.0", "/no/way/this/exists.reg", TRUE);' + \
381 'g_setenv("GST_PLUGIN_PATH_1_0", "", TRUE);' + \
382 'g_setenv("GST_PLUGIN_SYSTEM_PATH_1_0", "", TRUE);' + \
383 'gst_init(NULL,NULL);' ]
384 vs_module_defs_dir = meson.current_source_dir() + '/win32/common/'
386 # Used by the *_mkenum.py helper scripts
387 glib_mkenums = find_program('glib-mkenums')
389 gst_c_args = ['-DHAVE_CONFIG_H']
390 if libtype == 'static'
391 gst_c_args += ['-DGST_STATIC_COMPILATION']
394 # Used in gst/parse/meson.build and below
395 python3 = import('python3').find_python()
397 bashcomp_dep = dependency('bash-completion', version : '>= 2.0', required : false)
399 bashcomp_found = bashcomp_dep.found()
400 bash_completions_dir = ''
401 bash_helpers_dir = ''
404 # get_pkgconfig_variable() won't let us set the prefix
405 pkgconfig = find_program('pkg-config')
407 runcmd = run_command(pkgconfig,
408 '--define-variable=prefix=.',
409 '--variable=completionsdir',
412 if (runcmd.returncode() == 0)
413 bash_completions_dir = runcmd.stdout().strip()
415 message('Found bash-completion but the .pc file did not set \'completionsdir\'.')
416 bashcomp_found = false
419 runcmd = run_command(pkgconfig,
420 '--define-variable=prefix=.',
421 '--variable=helpersdir',
424 if (runcmd.returncode() == 0)
425 bash_helpers_dir = runcmd.stdout().strip()
427 message('Found bash-completion, but the .pc file did not set \'helpersdir\'.')
428 bashcomp_found = false
441 configure_file(output : 'config.h', configuration : cdata)
443 if build_machine.system() == 'windows'
444 message('Disabling gtk-doc while building on Windows')
445 elif get_option('disable_gtkdoc')
446 message('gtk-doc is disabled via options')
448 if find_program('gtkdoc-scan', required : false).found()
451 message('Not building documentation as gtk-doc was not found')
455 run_command(python3, '-c', 'import shutil; shutil.copy("hooks/pre-commit.hook", ".git/hooks/pre-commit")')
457 install_data('gst-element-check-1.0.m4', install_dir : join_paths(get_option('datadir'), 'aclocal'))