project('gstreamer', 'c', 'cpp', version : '1.12.2', meson_version : '>= 0.36.0', default_options : [ 'warning_level=1', 'buildtype=debugoptimized' ]) gst_version = meson.project_version() version_arr = gst_version.split('.') gst_version_major = version_arr[0] gst_version_minor = version_arr[1] gst_version_micro = version_arr[2] if version_arr.length() == 4 gst_version_nano = version_arr[3].to_int() else gst_version_nano = 0 endif host_system = host_machine.system() apiversion = '1.0' soversion = 0 # maintaining compatibility with the previous libtool versioning # current = minor * 100 + micro libversion = '@0@.@1@.0'.format(soversion, gst_version_minor.to_int() * 100 + gst_version_micro.to_int()) prefix = get_option('prefix') libtype = get_option('library_format') libexecdir = get_option('libexecdir') helpers_install_dir = join_paths(libexecdir, 'gstreamer-1.0') cc = meson.get_compiler('c') # 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 if cc.get_id() == 'msvc' add_project_arguments( '/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) language : 'c') elif cc.has_argument('-Wl,-Bsymbolic-functions') # FIXME: Add an option for this if people ask for it add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c') # FIXME: Add FATAL_WARNINGS from configure.ac endif cdata = configuration_data() cdata.set('GST_VERSION_MAJOR', gst_version_major) cdata.set('GST_VERSION_MINOR', gst_version_minor) cdata.set('GST_VERSION_MICRO', gst_version_micro) cdata.set('GST_VERSION_NANO', gst_version_nano) cdata.set('GST_API_VERSION', '"@0@"'.format(apiversion)) cdata.set('GST_DATADIR', '"@0@/@1@"'.format(prefix, get_option('datadir'))) cdata.set('LOCALEDIR', '"@0@/@1@"'.format(prefix, get_option('localedir'))) cdata.set('LIBDIR', '"@0@/@1@"'.format(prefix, get_option('libdir'))) cdata.set('GST_API_VERSION', '"1.0"') cdata.set('GETTEXT_PACKAGE', '"gstreamer-1.0"') cdata.set('GST_LICENSE', '"LGPL"') cdata.set('PACKAGE', '"gstreamer"') cdata.set('PACKAGE_NAME', '"GStreamer"') cdata.set('PACKAGE_STRING', '"GStreamer @0@"'.format(gst_version)) cdata.set('PACKAGE_TARNAME', '"gstreamer"') cdata.set('PACKAGE_BUGREPORT', '"http://bugzilla.gnome.org/enter_bug.cgi?product=GStreamer"') cdata.set('PACKAGE_URL', '""') cdata.set('PACKAGE_VERSION', '"@0@"'.format(gst_version)) cdata.set('PLUGINDIR', '"@0@/@1@/gstreamer-1.0"'.format(get_option('prefix'),get_option('libdir'))) cdata.set('VERSION', '"@0@"'.format(gst_version)) # FIXME: --with-memory-alignment],[8,N,malloc,pagesize (default is 32)]) option cdata.set('MEMORY_ALIGNMENT_MALLOC', 1) cdata.set('GST_PLUGIN_SCANNER_INSTALLED', '"@0@/@1@/gst-plugin-scanner"'.format(prefix, helpers_install_dir)) cdata.set('GST_PTP_HELPER_INSTALLED', '"@0@/@1@/gst-ptp-helper"'.format(prefix, helpers_install_dir)) 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('with-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('with-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() cdata.set(h.get(1), 1) endif endforeach # FIXME: should really be called HOST_CPU or such cdata.set('TARGET_CPU', '"@0@"'.format(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', 'valgrind/valgrind.h', 'sys/resource.h', ] if host_machine.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) endif endforeach if cc.has_member('struct tm', 'tm_gmtoff', prefix : '#include ') cdata.set('HAVE_TM_GMTOFF', 1) endif check_functions = [ 'gmtime_r', 'sigaction', 'getrusage', 'fseeko', 'ftello', 'poll', 'ppoll', 'pselect', 'getpagesize', 'clock_gettime', # These are needed by libcheck 'getline', 'mkstemp', 'alarm', 'gettimeofday', ] foreach f : check_functions if cc.has_function(f) define = 'HAVE_' + f.underscorify().to_upper() cdata.set(define, 1) endif endforeach if cc.has_function('localtime_r', prefix : '#include') cdata.set('HAVE_LOCALTIME_R', 1) # Needed by libcheck cdata.set('HAVE_DECL_LOCALTIME_R', 1) endif if cc.links('''#include int main() { pthread_setname_np("example"); }''', name : 'pthread_setname_np(const char*)') cdata.set('HAVE_PTHREAD_SETNAME_NP_WITHOUT_TID', 1) endif # Check for posix timers and the monotonic clock time_prefix = '#include \n' if cdata.has('HAVE_UNISTD_H') time_prefix += '#include ' 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, prefix : time_prefix, name : 'posix timers from time.h') cdata.set('HAVE_POSIX_TIMERS', 1) endif 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, prefix : time_prefix, name : 'monotonic clock from time.h') cdata.set('HAVE_MONOTONIC_CLOCK', 1) endif # 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 # All supported platforms have long long now cdata.set('HAVE_LONG_LONG', 1) # 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) 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_machine.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 ') cdata.set('clockid_t', 'int') endif if not cc.has_type('timer_t', prefix : '#include ') cdata.set('timer_t', 'int') endif if not cc.has_members('struct timespec', 'tv_sec', 'tv_nsec', prefix : '#include ') cdata.set('STRUCT_TIMESPEC_DEFINITION_MISSING', 1) endif if not cc.has_members('struct itimerspec', 'it_interval', 'it_value', prefix : '#include ') cdata.set('STRUCT_ITIMERSPEC_DEFINITION_MISSING', 1) endif # Platform deps; only ws2_32 and execinfo for now platform_deps = [] if host_machine.system() == 'windows' platform_deps = [cc.find_library('ws2_32')] endif backtrace_deps = [] if not get_option('disable_libunwind') unwind_dep = dependency('libunwind', required : false) dw_dep = dependency('libdw', required: false) backtrace_deps = [unwind_dep, dw_dep] if unwind_dep.found() cdata.set('HAVE_UNWIND', 1) if dw_dep.found() cdata.set('HAVE_DW', 1) else message('Support for backtraces is partial only.') endif else if cc.has_function('backtrace') cdata.set('HAVE_BACKTRACE', 1) else message('NO backtraces support.') endif endif endif if cc.has_header('execinfo.h') if cc.has_function('backtrace', prefix : '#include ') 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 ', dependencies : execinfo_dep) cdata.set('HAVE_BACKTRACE', 1) platform_deps += execinfo_dep endif endif endif disable_gst_debug = get_option('disable_gst_debug') if get_option('disable_gst_debug') cdata.set('GST_DISABLE_GST_DEBUG_DEFINE', '#define GST_DISABLE_GST_DEBUG 1') add_project_arguments(['-Wno-unused'], language: 'c') endif # 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)) configure_file(input : 'config.h.meson', output : 'config.h', configuration : cdata) configinc = include_directories('.') libsinc = include_directories('libs') privinc = include_directories('gst') # Find dependencies glib_dep = dependency('glib-2.0', version : '>=2.32.0') gobject_dep = dependency('gobject-2.0') gmodule_dep = dependency('gmodule-2.0') if host_machine.system() == 'windows' gio_dep = dependency('gio-2.0') else gio_dep = [dependency('gio-2.0'), dependency('gio-unix-2.0')] 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 : false) gnome = import('gnome') # Fixme, not very elegant. build_gir = gir.found() and not meson.is_cross_build() and not get_option('disable_introspection') gir_init_section = [ '--add-init-section=extern void gst_init(gint*,gchar**);' + \ '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);' ] vs_module_defs_dir = meson.current_source_dir() + '/win32/common/' # Used by the *_mkenum.py helper scripts glib_mkenums = find_program('glib-mkenums') gst_c_args = ['-DHAVE_CONFIG_H'] if libtype == 'static' gst_c_args += ['-DGST_STATIC_COMPILATION'] endif # Used in gst/parse/meson.build and below py3 = find_program('python3', required : false) if not py3.found() # Maybe 'python' is Python 3 py3 = find_program('python') endif bashcomp_dep = dependency('bash-completion', version : '>= 2.0', required : false) bashcomp_found = bashcomp_dep.found() bash_completions_dir = '' bash_helpers_dir = '' if bashcomp_found # get_pkgconfig_variable() won't let us set the prefix pkgconfig = find_program('pkg-config') runcmd = run_command(pkgconfig, '--define-variable=prefix="."', '--variable=completionsdir', 'bash-completion') if (runcmd.returncode() == 0) bash_completions_dir = runcmd.stdout().strip() else message('Found bash-completion but the .pc file did not set \'completionsdir\'.') bashcomp_found = false endif runcmd = run_command(pkgconfig, '--define-variable=prefix="."', '--variable=helpersdir', 'bash-completion') if (runcmd.returncode() == 0) bash_helpers_dir = runcmd.stdout().strip() else message('Found bash-completion, but the .pc file did not set \'helpersdir\'.') bashcomp_found = false endif endif subdir('gst') subdir('libs') subdir('plugins') subdir('tools') subdir('pkgconfig') subdir('tests') subdir('po') subdir('data') if build_machine.system() == 'windows' message('Disabling gtk-doc while building on Windows') elif get_option('disable_gtkdoc') message('gtk-doc is disabled via options') else if find_program('gtkdoc-scan', required : false).found() subdir('docs') else message('Not building documentation as gtk-doc was not found') endif endif run_command(py3, '-c', 'import shutil; shutil.copy("hooks/pre-commit.hook", ".git/hooks/pre-commit")')