-project('gstreamer', 'c',
- version : '1.19.2',
- meson_version : '>= 0.54',
- default_options : [ 'warning_level=1',
- 'buildtype=debugoptimized' ])
-
-gst_version = meson.project_version()
-version_arr = gst_version.split('.')
-gst_version_major = version_arr[0].to_int()
-gst_version_minor = version_arr[1].to_int()
-gst_version_micro = version_arr[2].to_int()
-if version_arr.length() == 4
- gst_version_nano = version_arr[3].to_int()
-else
- gst_version_nano = 0
-endif
-gst_version_is_dev = gst_version_minor % 2 == 1 and gst_version_micro < 90
-
-host_system = host_machine.system()
-
-apiversion = '1.0'
-soversion = 0
-# maintaining compatibility with the previous libtool versioning
-# current = minor * 100 + micro
-curversion = gst_version_minor * 100 + gst_version_micro
-libversion = '@0@.@1@.0'.format(soversion, curversion)
-osxversion = curversion + 1
-
-prefix = get_option('prefix')
-
-datadir = join_paths(prefix, get_option('datadir'))
-libexecdir = get_option('libexecdir')
-helpers_install_dir = join_paths(libexecdir, 'gstreamer-1.0')
-
+project('gstreamer-full', 'c',
+ version : '1.21.0.1',
+ meson_version : '>= 0.59',
+ default_options : ['buildtype=debugoptimized',
+ # Needed due to https://github.com/mesonbuild/meson/issues/1889,
+ # but this can cause problems in the future. Remove it
+ # when it's no longer necessary.
+ 'cpp_std=c++14'])
+
+gst_version = '>= @0@'.format(meson.project_version())
+
+build_system = build_machine.system()
cc = meson.get_compiler('c')
-cdata = configuration_data()
-
-if cc.get_id() == 'msvc'
- msvc_args = [
- # Ignore several spurious warnings for things gstreamer does very commonly
- # If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
- # If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
- # NOTE: Only add warnings here if you are sure they're spurious
- '/wd4018', # implicit signed/unsigned conversion
- '/wd4146', # unary minus on unsigned (beware INT_MIN)
- '/wd4244', # lossy type conversion (e.g. double -> int)
- '/wd4305', # truncating type conversion (e.g. double -> float)
- cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8
-
- # Enable some warnings on MSVC to match GCC/Clang behaviour
- '/w14062', # enumerator 'identifier' in switch of enum 'enumeration' is not handled
- '/w14101', # 'identifier' : unreferenced local variable
- '/w14189', # 'identifier' : local variable is initialized but not referenced
- ]
- add_project_arguments(msvc_args, language: 'c')
-elif cc.has_link_argument('-Wl,-Bsymbolic-functions')
- # FIXME: Add an option for this if people ask for it
- add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c')
-endif
-
-# Symbol visibility
-have_visibility_hidden = false
-if cc.get_id() == 'msvc'
- export_define = '__declspec(dllexport) extern'
-elif cc.has_argument('-fvisibility=hidden')
- add_project_arguments('-fvisibility=hidden', language: 'c')
- export_define = 'extern __attribute__ ((visibility ("default")))'
- have_visibility_hidden = true
-else
- export_define = 'extern'
+fs = import('fs')
+gnome = import('gnome')
+pkgconfig = import('pkgconfig')
+python3 = import('python').find_installation()
+# Ensure that we're not being run from inside the development environment
+# because that will confuse meson, and it might find the already-built
+# gstreamer. It's fine if people run `ninja` as long as it doesn't run
+# reconfigure because ninja doesn't care about the env.
+ensure_not_devenv = '''
+import os
+assert('GST_ENV' not in os.environ)
+'''
+cmdres = run_command(python3, '-c', ensure_not_devenv, check: false)
+if cmdres.returncode() != 0
+ error('Do not run `ninja reconfigure` or `meson` for gst-build inside the development environment, you will run into problems')
endif
-# Passing this through the command line would be too messy
-cdata.set('GST_API_EXPORT', export_define)
+# Install gst-indent pre-commit hook
+run_command(python3, '-c', 'import shutil; shutil.copy("scripts/git-hooks/multi-pre-commit.hook", ".git/hooks/pre-commit")', check: false)
-# Disable strict aliasing
-if cc.has_argument('-fno-strict-aliasing')
- add_project_arguments('-fno-strict-aliasing', language: 'c')
+# Ensure that the user does not have Strawberry Perl in PATH, since it ships
+# with a pkg-config.bat and broken pkgconfig files for libffi and zlib. Will
+# cause a build error, such as in
+# https://gitlab.freedesktop.org/gstreamer/gst-build/-/issues/41
+ensure_no_strawberry_perl = '''
+import os
+assert(r'Strawberry\perl\bin' not in os.environ['PATH'])
+'''
+if build_system == 'windows' and meson.version().version_compare('<0.60.0')
+ cmdres = run_command(python3, '-c', ensure_no_strawberry_perl, check: false)
+ if cmdres.returncode() != 0
+ error('You have Strawberry Perl in PATH which is known to cause build issues with Meson < 0.60.0. Please remove it from PATH, uninstall it, or upgrade Meson.')
+ endif
endif
-# Define G_DISABLE_DEPRECATED for development versions
-if gst_version_is_dev
- message('Disabling deprecated GLib API')
- add_project_arguments('-DG_DISABLE_DEPRECATED', language: 'c')
+documented_projects = ''
+# Make it possible to use msys2 built zlib which fails
+# when not using the mingw toolchain as it uses unistd.h
+if not meson.is_subproject() and cc.get_id() == 'msvc'
+ uname = find_program('uname', required: false)
+ if uname.found()
+ ret = run_command(uname, '-o', check: false)
+ if ret.returncode() == 0 and ret.stdout().to_lower() == 'msys'
+ ret = run_command(uname, '-r', check: false)
+ # The kernel version returned by uname is actually the msys version
+ if ret.returncode() == 0 and ret.stdout().startswith('2')
+ # If a system zlib is found, disable UNIX features in zlib.h and zconf.h
+ if cc.find_library('z').found()
+ add_global_arguments('-DZ_SOLO', language: 'c')
+ endif
+ endif
+ endif
+ endif
endif
-cast_checks = get_option('gobject-cast-checks')
-if cast_checks.disabled() or (cast_checks.auto() and not gst_version_is_dev)
- message('Disabling GLib cast checks')
- add_project_arguments('-DG_DISABLE_CAST_CHECKS', language: 'c')
-endif
+# Ensure that MSVC interprets all source code as UTF-8. Only do this when we're
+# not a subproject, because subprojects are not allowed to call
+# add_global_arguments().
+if not meson.is_subproject() and cc.get_id() == 'msvc'
+ add_global_arguments(
+ cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8
+ language: ['c', 'cpp'])
+endif
+
+# Ordered list of subprojects (dict has no ordering guarantees)
+subprojects = [
+ ['gstreamer', {'build-hotdoc': true}],
+ ['gst-plugins-base', {'option': get_option('base'), 'build-hotdoc': true}],
+ ['gst-plugins-good', {'option': get_option('good'), 'build-hotdoc': true}],
+ ['libnice', { 'option': get_option('libnice'), 'match_gst_version': false}],
+ ['gst-plugins-bad', { 'option': get_option('bad'), 'build-hotdoc': true}],
+ ['gst-plugins-ugly', { 'option': get_option('ugly'), 'build-hotdoc': true}],
+ ['gst-libav', { 'option': get_option('libav'), 'build-hotdoc': true}],
+ ['gst-rtsp-server', { 'option': get_option('rtsp_server'), 'build-hotdoc': true}],
+ ['gst-devtools', { 'option': get_option('devtools'), 'build-hotdoc': true }],
+ ['gst-integration-testsuites', { 'option': get_option('devtools') }],
+ ['gst-editing-services', { 'option': get_option('ges'), 'build-hotdoc': true}],
+ ['gstreamer-vaapi', { 'option': get_option('vaapi'), 'build-hotdoc': true}],
+ ['gst-omx', { 'option': get_option('omx'), 'build-hotdoc': true}],
+ ['gstreamer-sharp', { 'option': get_option('sharp') }],
+ ['pygobject', { 'option': get_option('python'), 'match_gst_version': false, 'sysdep': 'pygobject-3.0', 'sysdep_version': '>= 3.8' }],
+ ['gst-python', { 'option': get_option('python')}],
+ ['gst-examples', { 'option': get_option('gst-examples'), 'match_gst_versions': false}],
+ ['gst-plugins-rs', { 'option': get_option('rs'), 'match_gst_version': false}],
+]
-glib_asserts = get_option('glib-asserts')
-if glib_asserts.disabled() or (glib_asserts.auto() and not gst_version_is_dev)
- message('Disabling GLib asserts')
- add_project_arguments('-DG_DISABLE_ASSERT', language: 'c')
-endif
+symlink = '''
+import os
-glib_checks = get_option('glib-checks')
-if glib_checks.disabled() or (glib_checks.auto() and not gst_version_is_dev)
- message('Disabling GLib checks')
- add_project_arguments('-DG_DISABLE_CHECKS', language: 'c')
-endif
+os.symlink(os.path.join('@1@', 'subprojects', '@0@'),
+ os.path.join('@1@', '@0@'))
+'''
-cdata.set_quoted('GST_API_VERSION', apiversion)
-cdata.set_quoted('GST_DATADIR', datadir)
-cdata.set_quoted('LOCALEDIR', join_paths(prefix, get_option('localedir')))
-cdata.set_quoted('LIBDIR', join_paths(prefix, get_option('libdir')))
-cdata.set_quoted('GST_API_VERSION', '1.0')
-cdata.set_quoted('GETTEXT_PACKAGE', 'gstreamer-1.0')
-cdata.set_quoted('GST_LICENSE', 'LGPL')
-cdata.set_quoted('PACKAGE', 'gstreamer')
-cdata.set_quoted('PACKAGE_NAME', 'GStreamer')
-cdata.set_quoted('PACKAGE_STRING', 'GStreamer @0@'.format(gst_version))
-cdata.set_quoted('PACKAGE_TARNAME', 'gstreamer')
-cdata.set_quoted('PACKAGE_BUGREPORT', 'https://gitlab.freedesktop.org/gstreamer/gstreamer/issues/new')
-cdata.set_quoted('PACKAGE_URL', '')
-cdata.set_quoted('PACKAGE_VERSION', gst_version)
-cdata.set_quoted('PLUGINDIR', join_paths(get_option('prefix'), get_option('libdir'), 'gstreamer-1.0'))
-cdata.set_quoted('VERSION', gst_version)
-cdata.set_quoted('GST_PLUGIN_SCANNER_INSTALLED', join_paths(prefix, helpers_install_dir, 'gst-plugin-scanner'))
-cdata.set_quoted('GST_PTP_HELPER_INSTALLED', join_paths(prefix, helpers_install_dir, 'gst-ptp-helper'))
-cdata.set_quoted('GST_PLUGIN_SUBDIR', get_option('libdir'),
- description: 'plugin directory path component, used to find plugins on relocatable builds on windows')
-cdata.set_quoted('GST_PLUGIN_SCANNER_SUBDIR', libexecdir,
- description: 'libexecdir path component, used to find plugin-scanner on relocatable builds on windows')
-cdata.set('GST_DISABLE_OPTION_PARSING', not get_option('option-parsing'))
-
-mem_align_opt = get_option('memory-alignment')
-if mem_align_opt == 'malloc'
- cdata.set('MEMORY_ALIGNMENT_MALLOC', 1)
-elif mem_align_opt == 'pagesize'
- cdata.set('MEMORY_ALIGNMENT_PAGESIZE', 1)
-else
- cdata.set('MEMORY_ALIGNMENT', mem_align_opt.to_int())
+if build_system == 'windows'
+ subproject('win-flex-bison-binaries')
+ subproject('win-nasm')
+elif build_system == 'darwin'
+ subproject('macos-bison-binary')
endif
-if ['darwin', 'ios'].contains(host_system)
- cdata.set_quoted('GST_EXTRA_MODULE_SUFFIX', '.dylib')
-endif
+orc_subproject = subproject('orc', required: get_option('orc'))
-if gst_version_nano > 0
- # Have GST_ERROR message printed when running from git
- cdata.set('GST_LEVEL_DEFAULT', 'GST_LEVEL_ERROR')
-else
- cdata.set('GST_LEVEL_DEFAULT', 'GST_LEVEL_NONE')
-endif
-
-# GStreamer package name and origin url
-gst_package_name = get_option('package-name')
-if gst_package_name == ''
- if gst_version_nano == 0
- gst_package_name = 'GStreamer source release'
- elif gst_version_nano == 1
- gst_package_name = 'GStreamer git'
- else
- gst_package_name = 'GStreamer prerelease'
- endif
-endif
-cdata.set_quoted('GST_PACKAGE_NAME', gst_package_name)
-cdata.set_quoted('GST_PACKAGE_ORIGIN', get_option('package-origin'))
-
-# These are only needed/used by the ABI tests
-host_defines = [
- [ 'x86', 'HAVE_CPU_I386' ],
- [ 'x86_64', 'HAVE_CPU_X86_64' ],
- [ 'arm', 'HAVE_CPU_ARM' ],
- [ 'aarch64', 'HAVE_CPU_AARCH64' ],
- [ 'mips', 'HAVE_CPU_MIPS' ],
- [ 'powerpc', 'HAVE_CPU_PPC' ],
- [ 'powerpc64', 'HAVE_CPU_PPC64' ],
- [ 'alpha', 'HAVE_CPU_ALPHA' ],
- [ 'sparc', 'HAVE_CPU_SPARC' ],
- [ 'ia64', 'HAVE_CPU_IA64' ],
- [ 'hppa', 'HAVE_CPU_HPPA' ],
- [ 'm68k', 'HAVE_CPU_M68K' ],
- [ 's390', 'HAVE_CPU_S390' ],
-]
-foreach h : host_defines
- if h.get(0) == host_machine.cpu_family()
- cdata.set(h.get(1), 1)
- endif
+foreach custom_subproj: get_option('custom_subprojects').split(',')
+ if custom_subproj != ''
+ message ('Adding custom subproject ' + custom_subproj)
+ subprojects += [[custom_subproj, {'match_gst_version': false}]]
+ endif
endforeach
-# FIXME: should really be called HOST_CPU or such
-cdata.set_quoted('TARGET_CPU', host_machine.cpu())
-
-check_headers = [
- 'dlfcn.h',
- 'inttypes.h',
- 'memory.h',
- 'poll.h',
- 'stdint.h',
- 'stdio_ext.h',
- 'strings.h',
- 'string.h',
- 'sys/param.h',
- 'sys/poll.h',
- 'sys/prctl.h',
- 'sys/socket.h',
- 'sys/stat.h',
- 'sys/times.h',
- 'sys/time.h',
- 'sys/types.h',
- 'sys/utsname.h',
- 'sys/wait.h',
- 'ucontext.h',
- 'unistd.h',
- 'sys/resource.h',
- 'sys/uio.h',
-]
-if host_system == 'windows'
- check_headers += ['winsock2.h']
-endif
-foreach h : check_headers
- if cc.has_header(h)
- define = 'HAVE_' + h.underscorify().to_upper()
- cdata.set(define, 1)
+subprojects_names = []
+plugins_doc_caches = []
+orc_update_targets = []
+all_plugins = []
+# Using a list and not a dict to keep the ordering to build the chain of `gir`
+# dependencies
+all_libraries = []
+foreach sp : subprojects
+ project_name = sp[0]
+ build_infos = sp[1]
+ is_required = build_infos.get('option', true)
+ sysdep = build_infos.get('sysdep', '')
+ sysdep_version = build_infos.get('sysdep_version', '')
+ match_gst_version = build_infos.get('match_gst_version', true)
+
+ if match_gst_version
+ subproj = subproject(project_name, version: gst_version, required: is_required)
+ elif sysdep != ''
+ sysdep_dep = dependency(sysdep, version: sysdep_version, required: false)
+ if not sysdep_dep.found()
+ subproj = subproject(project_name, required: is_required)
+ endif
+ else
+ subproj = subproject(project_name, required: is_required)
endif
-endforeach
-if cc.has_member('struct tm', 'tm_gmtoff', prefix : '#include <time.h>')
- cdata.set('HAVE_TM_GMTOFF', 1)
-endif
+ if subproj.found()
+ plugins = subproj.get_variable('plugins', [])
+ all_plugins += plugins
+ all_libraries += subproj.get_variable('libraries', [])
-check_functions = [
- 'gmtime_r',
- 'sigaction',
- 'getrusage',
- 'fseeko',
- 'ftello',
- 'poll',
- 'ppoll',
- 'pselect',
- 'getpagesize',
- 'clock_gettime',
- 'clock_nanosleep',
- 'strnlen',
- # These are needed by libcheck
- 'getline',
- 'mkstemp',
- 'alarm',
- 'gettimeofday',
-]
+ orc_update_targets += subproj.get_variable('orc_update_targets', [])
+
+ subprojects_names += [project_name]
-foreach f : check_functions
- if cc.has_function(f)
- define = 'HAVE_' + f.underscorify().to_upper()
- cdata.set(define, 1)
+ if not meson.is_cross_build() and build_infos.get('build-hotdoc', false)
+ if plugins.length() > 0
+ plugins_doc_caches += [subproj.get_variable('plugins_doc_dep', [])]
+ endif
+ if documented_projects != ''
+ documented_projects += ','
+ endif
+ documented_projects += project_name
+ endif
endif
endforeach
-if cc.has_function('localtime_r', prefix : '#include<time.h>')
- cdata.set('HAVE_LOCALTIME_R', 1)
- # Needed by libcheck
- cdata.set('HAVE_DECL_LOCALTIME_R', 1)
+# Check if we need to also build glib-networking for TLS modules
+glib_dep = dependency('glib-2.0')
+if glib_dep.type_name() == 'internal'
+ subproject('glib-networking', required : get_option('tls'),
+ default_options: ['gnutls=auto', 'openssl=auto'])
endif
-if cc.links('''#include <pthread.h>
- int main() {
- pthread_setname_np("example"); return 0;
- }''', name : 'pthread_setname_np(const char*)')
- cdata.set('HAVE_PTHREAD_SETNAME_NP_WITHOUT_TID', 1)
-endif
-if cc.has_header_symbol('pthread.h', 'pthread_condattr_setclock')
- cdata.set('HAVE_PTHREAD_CONDATTR_SETCLOCK', 1)
-endif
-if cc.has_header_symbol('pthread.h', 'pthread_cond_timedwait_relative_np')
- cdata.set('HAVE_PTHREAD_COND_TIMEDWAIT_RELATIVE_NP', 1)
-endif
+plugins_doc_dep = custom_target('plugins-doc-cache',
+ command: [python3, '-c', 'print("Built all doc caches")'],
+ input: plugins_doc_caches,
+ output: 'plugins_doc_caches',
+ capture: true,
+)
-# Check for futex(2)
-if cc.links('''#include <linux/futex.h>
- #include <sys/syscall.h>
- #include <unistd.h>
- int main (int argc, char ** argv) {
- syscall (__NR_futex, NULL, FUTEX_WAKE, FUTEX_WAIT);
- return 0;
- }''', name : 'futex(2) system call')
- cdata.set('HAVE_FUTEX', 1)
-endif
+if meson.is_cross_build() or build_machine.system() == 'windows'
+ if get_option('doc').enabled()
+ error('Documentation enabled but building the doc while cross building or building on windows is not supported yet.')
+ endif
-# Check for posix timers and monotonic clock
-time_prefix = '#include <time.h>\n'
-if cdata.has('HAVE_UNISTD_H')
- time_prefix += '#include <unistd.h>'
+ documented_projects = ''
+ message('Documentation not built as building the documentation while cross building or building on windows is not supported yet.')
+else
+ hotdoc_p = find_program('hotdoc', required : get_option('doc'))
+ if not hotdoc_p.found()
+ documented_projects = ''
+ message('Not building documentation as hotdoc was not found')
+ endif
endif
-posix_timers_src = time_prefix + '''
-#if !defined(_POSIX_TIMERS) || _POSIX_TIMERS < 0 || !defined(CLOCK_REALTIME)
-#error Either _POSIX_TIMERS or CLOCK_REALTIME not defined
-#endif
-'''
-if cc.compiles(posix_timers_src, name : 'posix timers from time.h')
- cdata.set('HAVE_POSIX_TIMERS', 1)
-endif
+write_file_contents = '''
+import os
+import sys
-monotonic_clock_src = time_prefix + '''
-#if !defined(_POSIX_MONOTONIC_CLOCK) || _POSIX_MONOTONIC_CLOCK < 0 || !defined(CLOCK_MONOTONIC)
-#error Either _POSIX_MONOTONIC_CLOCK or CLOCK_MONOTONIC not defined
-#endif
-'''
-if cc.compiles(monotonic_clock_src, name : 'monotonic clock from time.h')
- cdata.set('HAVE_MONOTONIC_CLOCK', 1)
-endif
+assert len(sys.argv) >= 3
+fname = sys.argv[1]
+contents = sys.argv[2]
-# Check for __uint128_t (gcc) by checking for 128-bit division
-uint128_t_src = '''int main() {
-static __uint128_t v1 = 100;
-static __uint128_t v2 = 10;
-static __uint128_t u;
-u = v1 / v2;
-}'''
-if cc.compiles(uint128_t_src, name : '__uint128_t available')
- cdata.set('HAVE_UINT128_T', 1)
-endif
+with open(fname, 'w') as f:
+ f.write(contents)
+'''
-# All supported platforms have long long now
-cdata.set('HAVE_LONG_LONG', 1)
+configure_file(
+ output : 'GstDocumentedSubprojects',
+ command : [python3,
+ '-c', write_file_contents,
+ '@OUTPUT@',
+ documented_projects]
+)
-# We only want to use the __declspec(dllexport/import) dance in GST_EXPORT when
-# building with MSVC
-if cc.get_id() == 'msvc'
- cdata.set('GSTCONFIG_BUILT_WITH_MSVC', 1)
-else
- cdata.set('GSTCONFIG_BUILT_WITH_MSVC', 0)
+if documented_projects != ''
+ subproject('gst-docs', required: get_option('doc').enabled())
+ message('Gst docs subprojects: ' + documented_projects)
endif
-# -------------------------------------------------------------------------------------
-# config.h things needed by libcheck
-# -------------------------------------------------------------------------------------
-if cc.has_function('getpid')
- cdata.set('HAVE_GETPID', 1)
-elif host_system == 'windows' and cc.has_function('_getpid')
- cdata.set('HAVE_PROCESS_H', 1) # Used by gstreamer too
- cdata.set('HAVE__GETPID', 1)
-endif
-if cc.has_function('strdup')
- cdata.set('HAVE_DECL_STRDUP', 1)
-elif host_system == 'windows' and cc.has_function('_strdup')
- cdata.set('HAVE__STRDUP', 1) # Windows (MSVC)
-endif
-if host_system != 'windows'
- cdata.set('HAVE_FORK', 1)
-else
- # libcheck requires HAVE_FORK to be 0 when fork() is not available
- cdata.set('HAVE_FORK', 0)
-endif
-if cc.has_function('strsignal')
- cdata.set('HAVE_DECL_STRSIGNAL', 1)
-endif
-# Check for availability of types
-if not cc.has_type('clockid_t', prefix : '#include <time.h>')
- cdata.set('clockid_t', 'int')
-endif
-if not cc.has_type('timer_t', prefix : '#include <time.h>')
- cdata.set('timer_t', 'int')
-endif
-if not cc.has_members('struct timespec', 'tv_sec', 'tv_nsec',
- prefix : '#include <time.h>')
- cdata.set('STRUCT_TIMESPEC_DEFINITION_MISSING', 1)
-endif
-if not cc.has_members('struct itimerspec', 'it_interval', 'it_value',
- prefix : '#include <time.h>')
- cdata.set('STRUCT_ITIMERSPEC_DEFINITION_MISSING', 1)
-endif
+all_plugins_paths = []
+all_plugins_dirs = []
+foreach plugin: all_plugins
+ all_plugins_paths += plugin.full_path()
+ all_plugins_dirs += fs.parent(plugin.full_path())
+endforeach
+# Work around meson bug: https://github.com/mesonbuild/meson/pull/6770
+pathsep = host_machine.system() == 'windows' ? ';' : ':'
+all_plugins_paths = pathsep.join(all_plugins_paths)
+
+devenv = environment()
+devenv.prepend('GST_PLUGIN_PATH', all_plugins_dirs)
+devenv.set('CURRENT_GST', meson.current_source_dir())
+devenv.set('GST_VERSION', meson.project_version())
+devenv.set('GST_ENV', 'gst-' + meson.project_version())
+devenv.set('GST_REGISTRY', meson.current_build_dir() / 'registry.dat')
+devenv.set('GST_PLUGIN_SYSTEM_PATH', '')
+meson.add_devenv(devenv)
+
+generate_plugins_paths = find_program('scripts/generate_plugins_path.py')
+configure_file(
+ output : 'GstPluginsPath.json',
+ command : [generate_plugins_paths,
+ '@OUTPUT@',
+ all_plugins_paths]
+)
-# Platform deps; only ws2_32 and execinfo for now
-platform_deps = []
-if host_system == 'windows'
- platform_deps = [cc.find_library('ws2_32')]
-endif
+if get_option('default_library') == 'static'
+ # Generate a .c file which declare and register all built plugins
+ plugins_names = []
+ foreach plugin: all_plugins
+ plugins_names += plugin.full_path()
+ endforeach
+ all_plugin_names = ';'.join(plugins_names)
-building_for_uwp = false
-if host_system == 'windows'
- # Check whether we're building for UWP apps
- code = '''
- #include <windows.h>
- #if !(WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) && !WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP))
- #error "Not building for UWP"
- #endif'''
- if cc.compiles(code, name : 'building for UWP')
- building_for_uwp = true
+ static_plugins = get_option('gst-full-plugins')
+ if static_plugins == '*'
+ static_plugins = all_plugin_names
endif
-endif
+ generate_init_static_plugins = find_program('scripts/generate_init_static_plugins.py')
+ init_static_plugins_c = configure_file(
+ output: 'gstinitstaticplugins.c',
+ command : [generate_init_static_plugins,
+ '-o ' + '@OUTPUT@',
+ '-p ' + static_plugins,
+ '-e ' + get_option('gst-full-elements'),
+ '-t ' + get_option('gst-full-typefind-functions'),
+ '-d ' + get_option('gst-full-device-providers'),
+ '-T ' + get_option('gst-full-dynamic-types')
+ ]
+ )
+
+ gstfull_link_args = cc.get_supported_link_arguments(['-Wl,-Bsymbolic-functions'])
+
+ # Get a list of libraries that needs to be exposed in the ABI.
+ exposed_libs = []
+ exposed_girs = []
+ incdir_deps = []
+ wanted_libs = ['gstreamer-1.0'] + get_option('gst-full-libraries')
+ all_libs = '*' in wanted_libs
+
+ foreach pkgname_library : all_libraries
+ pkg_name = pkgname_library[0]
+ lib_def = pkgname_library[1]
+
+ if pkg_name in wanted_libs or all_libs
+ if lib_def.has_key('lib')
+ incdir_deps += dependency(pkg_name).partial_dependency(includes: true, sources: true)
+ exposed_libs += [lib_def['lib']]
+ endif
+
+ if lib_def.has_key('gir')
+ exposed_girs += lib_def['gir']
+ endif
+ endif
+ endforeach
-backtrace_deps = []
-unwind_dep = dependency('libunwind', required : get_option('libunwind'))
-dw_dep = dependency('libdw', required: get_option('libdw'))
-dbghelp_option = get_option('dbghelp')
-if dbghelp_option.enabled() and building_for_uwp
- error('DbgHelp is not supported for UWP')
-endif
-have_dbghelp = cc.has_header('dbghelp.h', required: dbghelp_option) and cc.has_header('tlhelp32.h', required: dbghelp_option)
-backtrace_deps = [unwind_dep, dw_dep]
-backtrace_source_info = false
-backtrace_minimal = false
-# MSVC debug stack trace support
-if host_system == 'windows' and have_dbghelp and not building_for_uwp
- cdata.set('HAVE_DBGHELP', 1)
- backtrace_source_info = true
-# DWARF stack trace support with libunwind and elf-utils
-elif unwind_dep.found()
- cdata.set('HAVE_UNWIND', 1)
- if dw_dep.found()
- cdata.set('HAVE_DW', 1)
- backtrace_source_info = true
- endif
- backtrace_minimal = true
-# Basic backtrace() stack trace support
-elif cc.has_function('backtrace')
- cdata.set('HAVE_BACKTRACE', 1)
- backtrace_minimal = true
-endif
-# Print messages about what was enabled
-if not backtrace_source_info
- if not backtrace_minimal
- message('NO support for stack traces.')
+ # glib and gobject are part of our public API. If we are using glib from the
+ # system then our pkg-config file must require it. If we built it as
+ # subproject then we need to link_whole it.
+ glib_deps = []
+ glib_dep = dependency('glib-2.0')
+ gobject_dep = dependency('gobject-2.0')
+ if gobject_dep.type_name() == 'internal'
+ glib_subproject = subproject('glib')
+ exposed_libs += glib_subproject.get_variable('libglib')
+ exposed_libs += glib_subproject.get_variable('libgobject')
+ incdir_deps += [
+ glib_dep.partial_dependency(includes: true),
+ gobject_dep.partial_dependency(includes: true),
+ ]
else
- message('Minimal support for stack traces, no source info.')
+ glib_deps = [glib_dep, gobject_dep]
endif
-endif
-if cc.has_header('execinfo.h')
- if cc.has_function('backtrace', prefix : '#include <execinfo.h>')
- cdata.set('HAVE_BACKTRACE', 1)
- else
- execinfo_dep = cc.find_library('execinfo', required : false)
- if execinfo_dep.found() and cc.has_function('backtrace', prefix : '#include <execinfo.h>', dependencies : execinfo_dep)
- cdata.set('HAVE_BACKTRACE', 1)
- platform_deps += execinfo_dep
+ link_deps = []
+ if get_option('gst-full-version-script') != ''
+ symbol_map = meson.current_source_dir() / get_option('gst-full-version-script')
+ link_arg = '-Wl,--version-script=' + symbol_map
+ if cc.has_link_argument(link_arg)
+ gstfull_link_args += link_arg
+ link_deps += symbol_map
+ elif cc.get_id() == 'msvc'
+ warning('FIXME: Provide a def file to publish the public symbols')
+ else
+ warning('FIXME: Linker does not support the supplied version script (' + symbol_map + '), please disable the "gst-full-version-script" option')
endif
endif
-endif
-
-gst_debug = get_option('gst_debug')
-if not gst_debug
- add_project_arguments(['-Wno-unused'], language: 'c')
-endif
-warning_flags = [
- '-Wmissing-declarations',
- '-Wmissing-prototypes',
- '-Wredundant-decls',
- '-Wundef',
- '-Wwrite-strings',
- '-Wformat',
- '-Wformat-nonliteral',
- '-Wformat-security',
- '-Wold-style-definition',
- '-Winit-self',
- '-Wmissing-include-dirs',
- '-Waddress',
- '-Waggregate-return',
- '-Wno-multichar',
- '-Wdeclaration-after-statement',
- '-Wvla',
- '-Wpointer-arith',
-]
-
-foreach extra_arg : warning_flags
- if cc.has_argument (extra_arg)
- add_project_arguments([extra_arg], language: 'c')
+ # Build both shared and static library
+ gstfull = both_libraries('gstreamer-full-1.0',
+ init_static_plugins_c,
+ link_with : all_plugins,
+ link_args: gstfull_link_args,
+ link_whole : exposed_libs,
+ dependencies : incdir_deps + glib_deps,
+ link_depends : link_deps,
+ install : true,
+ )
+
+ gst_full_dep = declare_dependency(link_with: gstfull.get_shared_lib(),
+ dependencies : incdir_deps + glib_deps,
+ include_directories: include_directories('.')
+ )
+
+ gst_full_libs_private = cc.get_supported_link_arguments(['-Wl,--undefined=gst_init_static_plugins'])
+ if gst_full_libs_private == []
+ warning('The compiler does not support `-Wl,--undefined` linker flag. The method `gst_init_static_plugins` might be dropped during the link stage of an application using libgstreamer-full-1.0.a, preventing plugins registration.')
endif
-endforeach
-
-# Used by the gstutils test
-gmp_dep = cc.find_library('gmp', required : false)
-cdata.set('HAVE_GMP', gmp_dep.found())
-gsl_dep = cc.find_library('gsl', required : false)
-gslcblas_dep = cc.find_library('gslcblas', required : false)
-cdata.set('HAVE_GSL', gsl_dep.found() and gslcblas_dep.found())
-test_deps = [gmp_dep, gsl_dep, gslcblas_dep]
-
-# Used by gstinfo.c
-dl_dep = cc.find_library('dl', required : false)
-cdata.set('HAVE_DLADDR', cc.has_function('dladdr', dependencies : dl_dep))
-cdata.set('GST_ENABLE_EXTRA_CHECKS', not get_option('extra-checks').disabled())
-cdata.set('USE_POISONING', get_option('poisoning'))
-
-configinc = include_directories('.')
-libsinc = include_directories('libs')
-privinc = include_directories('gst')
-
-# Find dependencies
-glib_dep = dependency('glib-2.0', version : '>=2.56.0',
- fallback: ['glib', 'libglib_dep'])
-gobject_dep = dependency('gobject-2.0',
- fallback: ['glib', 'libgobject_dep'])
-gmodule_dep = dependency('gmodule-2.0',
- fallback: ['glib', 'libgmodule_dep'])
-if host_system == 'windows'
- gio_dep = dependency('gio-2.0',
- fallback: ['glib', 'libgio_dep'])
-else
- gio_dep = [dependency('gio-2.0',
- fallback: ['glib', 'libgio_dep']),
- dependency('gio-unix-2.0',
- fallback: ['glib', 'libgio_dep'])]
-endif
-
-mathlib = cc.find_library('m', required : false)
-# Needed for timer_create/settime/delete
-# Also provides clock_gettime in glibc < 2.17
-rt_lib = cc.find_library('rt', required : false)
-
-gir = find_program('g-ir-scanner', required : get_option('introspection'))
-gnome = import('gnome')
-
-build_gir = gir.found() and (not meson.is_cross_build() or get_option('introspection').enabled())
-gir_init_section = [ '--add-init-section=extern void gst_init(gint*,gchar**);' + \
- 'g_setenv("GST_REGISTRY_DISABLE", "yes", TRUE);' + \
- 'g_setenv("GST_REGISTRY_1.0", "/no/way/this/exists.reg", TRUE);' + \
- 'g_setenv("GST_PLUGIN_PATH_1_0", "", TRUE);' + \
- 'g_setenv("GST_PLUGIN_SYSTEM_PATH_1_0", "", TRUE);' + \
- 'gst_init(NULL,NULL);', '--quiet']
-
-gst_c_args = ['-DHAVE_CONFIG_H']
+ if not get_option('introspection').disabled()
+ built_girs = {}
+ foreach gir: exposed_girs
+ includes = []
+ foreach include: gir.get('includes', [])
+ includes += [built_girs.get(include, include)]
+ endforeach
+
+ gir += {
+ 'includes': includes,
+ 'extra_args': gir.get('extra_args', []) + ['--add-include-path=' + meson.current_build_dir()],
+ 'install': true,
+ }
+ built_girs += {gir.get('namespace') + '-' + gir.get('nsversion'): gnome.generate_gir(gstfull, kwargs: gir)[0]}
+ endforeach
+ endif
-# FIXME: This is only needed on windows and probably breaks when
-# default_library = 'both'. We should add this flag to static_c_args instead
-# when Meson supports it: https://github.com/mesonbuild/meson/issues/3304
-if get_option('default_library') == 'static'
- gst_c_args += ['-DGST_STATIC_COMPILATION']
+ pkgconfig.generate(gstfull,
+ requires: glib_deps,
+ libraries_private: gst_full_libs_private,
+ subdirs : 'gstreamer-1.0')
+ meson.override_dependency('gstreamer-full-1.0', gst_full_dep)
endif
-# Used in gst/parse/meson.build and below
-python3 = import('python').find_installation()
+message('Building subprojects: ' + ', '.join(subprojects_names))
-bashcomp_option = get_option('bash-completion')
-bashcomp_dep = dependency('bash-completion', version : '>= 2.0', required : bashcomp_option)
-bash_completions_dir = ''
-bash_helpers_dir = ''
-
-bashcomp_found = false
-if bashcomp_dep.found()
- bashcomp_found = true
- bashcomp_dir_override = bashcomp_dep.version().version_compare('>= 2.10') ? ['datadir', datadir] : ['prefix', prefix]
- bash_completions_dir = bashcomp_dep.get_pkgconfig_variable('completionsdir', define_variable: bashcomp_dir_override)
- if bash_completions_dir == ''
- msg = 'Found bash-completion but the .pc file did not set \'completionsdir\'.'
- if bashcomp_option.enabled()
- error(msg)
- else
- message(msg)
- endif
- bashcomp_found = false
- endif
+setenv = find_program('gst-env.py')
- bash_helpers_dir = bashcomp_dep.get_pkgconfig_variable('helpersdir', define_variable: bashcomp_dir_override)
- if bash_helpers_dir == ''
- msg = 'Found bash-completion, but the .pc file did not set \'helpersdir\'.'
- if bashcomp_option.enabled()
- error(msg)
- else
- message(msg)
- endif
- bashcomp_found = false
- endif
-endif
+devenv_cmd = [setenv, '--builddir=@0@'.format(meson.build_root()),
+ '--srcdir=@0@'.format(meson.source_root())]
-plugins_install_dir = join_paths(get_option('libdir'), 'gstreamer-1.0')
-
-pkgconfig = import('pkgconfig')
-plugins_pkgconfig_install_dir = join_paths(plugins_install_dir, 'pkgconfig')
-if get_option('default_library') == 'shared'
- # If we don't build static plugins there is no need to generate pc files
- plugins_pkgconfig_install_dir = disabler()
-endif
-pkgconfig_variables = ['exec_prefix=${prefix}',
- 'toolsdir=${exec_prefix}/bin',
- 'pluginsdir=${libdir}/gstreamer-1.0',
- 'datarootdir=${prefix}/share',
- 'datadir=${datarootdir}',
- 'girdir=${datadir}/gir-1.0',
- 'typelibdir=${libdir}/girepository-1.0',
- 'libexecdir=${prefix}/libexec',
- 'pluginscannerdir=${libexecdir}/gstreamer-1.0']
-pkgconfig_uninstalled_variables = ['exec_prefix=${prefix}',
- 'gstreamerdir=${prefix}/subprojects/gstreamer',
- 'bashhelpersdir=${gstreamerdir}/data/bash-completion/helpers',
- 'helpersdir=${gstreamerdir}/libs/gst/helpers']
-pkgconfig_subdirs = ['gstreamer-1.0']
-
-subdir('gst')
-subdir('libs')
-subdir('plugins')
-if not get_option('tools').disabled()
- subdir('tools')
-endif
subdir('tests')
-subdir('data')
-subdir('docs')
-
-# xgettext is optional (on Windows for instance)
-if find_program('xgettext', required : get_option('nls')).found()
- cdata.set('ENABLE_NLS', 1)
- subdir('po')
+if meson.can_run_host_binaries() and build_machine.system() == 'linux' and host_machine.system() == 'windows'
+ # FIXME: Ideally we could get the wrapper directly from meson
+ devenv_cmd += ['--wine', host_machine.cpu_family() == 'x86_64' ? 'wine64' : 'wine32']
+ sysroot = meson.get_cross_property('sys_root')
+ if sysroot != ''
+ # Logic from meson
+ devenv_cmd += ['--winepath', 'Z:' + join_paths(sysroot, 'bin')]
+ endif
endif
-subdir('scripts')
+run_target('devenv', command : devenv_cmd)
-# Set release date
-if gst_version_nano == 0
- extract_release_date = find_program('scripts/extract-release-date-from-doap-file.py')
- run_result = run_command(extract_release_date, gst_version, files('gstreamer.doap'))
- if run_result.returncode() == 0
- release_date = run_result.stdout().strip()
- cdata.set_quoted('GST_PACKAGE_RELEASE_DATETIME', release_date)
- message('Package release date: ' + release_date)
- else
- # Error out if our release can't be found in the .doap file
- error(run_result.stderr())
- endif
+if orc_subproject.found() and orc_update_targets.length() > 0
+ alias_target('update-orc-dist', orc_update_targets)
endif
-configure_file(output : 'config.h', configuration : cdata)
-run_command(python3, '-c', 'import shutil; shutil.copy("hooks/pre-commit.hook", ".git/hooks/pre-commit")')
-install_data('gst-element-check-1.0.m4', install_dir : join_paths(get_option('datadir'), 'aclocal'))
-
-if meson.version().version_compare('>= 0.54')
- plugin_names = []
- foreach plugin: plugins
- # FIXME: Use str.subtring() when we can depend on Meson 0.56
- split = plugin.name().split('gst')
- if split.length() == 2
- plugin_names += [split[1]]
- else
- warning('Need substring API in meson >= 0.56 to properly parse plugin name: ' + plugin.name())
- plugin_names += [plugin.name()]
- endif
- endforeach
- summary({'Plugins':plugin_names}, list_sep: ', ')
-endif
+summary({
+ 'gstreamer-full': get_option('default_library') == 'static',
+}, section: 'Build options', bool_yn: true, list_sep: ' ')