X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=meson.build;h=78dd640d6800c10dfcd7d48a069d06d7b9bb5b3c;hb=92de0e7c496bdd20fb83bd7a17a0ceb43952c67d;hp=1f433f05ad44a72a9c83c1a421bd783f516a23d6;hpb=bf56fd97b6cec2a059abd29b144675aad818e442;p=platform%2Fupstream%2Fgstreamer.git

diff --git a/meson.build b/meson.build
index 1f433f0..78dd640 100644
--- a/meson.build
+++ b/meson.build
@@ -1,515 +1,411 @@
-project('gst-plugins-good', 'c',
-  version : '1.19.1.1',
-  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
-
-have_cxx = add_languages('cpp', native: false, required: false)
-
-glib_req = '>= 2.56.0'
-orc_req = '>= 0.4.17'
-gst_req = '>= @0@.@1@.0'.format(gst_version_major, gst_version_minor)
-
-api_version = '1.0'
-
-plugins_install_dir = join_paths(get_option('libdir'), 'gstreamer-1.0')
-plugins = []
-
+project('gstreamer-full', 'c',
+  version : '1.19.2.1',
+  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')
-host_system = host_machine.system()
-
-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
-  ]
-  if have_cxx
-    add_project_arguments(msvc_args, language: ['c', 'cpp'])
-  else
-    add_project_arguments(msvc_args, language: 'c')
-  endif
-  # Disable SAFESEH with MSVC for plugins and libs that use external deps that
-  # are built with MinGW
-  noseh_link_args = ['/SAFESEH:NO']
-else
-  noseh_link_args = []
+fs = import('fs')
+gnome = import('gnome')
+pkgconfig = import('pkgconfig')
+python3 = import('python').find_installation()
+# Ensure that we're not being run from inside the gst-uninstalled env
+# 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_uninstalled = '''
+import os
+assert('GST_ENV' not in os.environ)
+'''
+cmdres = run_command(python3, '-c', ensure_not_uninstalled)
+if cmdres.returncode() != 0
+  error('Do not run `ninja` or `meson` for gst-build inside the uninstalled environment, you will run into problems')
 endif
 
-if cc.has_link_argument('-Wl,-Bsymbolic-functions')
-  add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c')
+# 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")')
+
+# 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'
+  cmdres = run_command(python3, '-c', ensure_no_strawberry_perl)
+  if cmdres.returncode() != 0
+    error('You have Strawberry Perl in PATH which is known to cause build issues with gst-build. Please remove it from PATH or uninstall it.')
+  endif
 endif
 
-# Symbol visibility
-if cc.has_argument('-fvisibility=hidden')
-  add_project_arguments('-fvisibility=hidden', 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')
+    if ret.returncode() == 0 and ret.stdout().to_lower() == 'msys'
+      ret = run_command(uname, '-r')
+      # 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
 
-# Disable strict aliasing
-if cc.has_argument('-fno-strict-aliasing')
-  add_project_arguments('-fno-strict-aliasing', language: 'c')
+# 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
 
-# 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')
-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': '>= 3.38.1' }],
+  ['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}],
+]
 
-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
+symlink = '''
+import os
 
-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
+os.symlink(os.path.join('@1@', 'subprojects', '@0@'),
+  os.path.join('@1@', '@0@'))
+'''
 
-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')
+if build_system == 'windows'
+  subproject('win-flex-bison-binaries')
+  subproject('win-nasm')
+elif build_system == 'darwin'
+  subproject('macos-bison-binary')
 endif
 
-cdata = configuration_data()
-
-check_headers = [
-  ['HAVE_DLFCN_H', 'dlfcn.h'],
-  ['HAVE_FCNTL_H', 'fcntl.h'],
-  ['HAVE_INTTYPES_H', 'inttypes.h'],
-  ['HAVE_MEMORY_H', 'memory.h'],
-  ['HAVE_PROCESS_H', 'process.h'],
-  ['HAVE_STDINT_H', 'stdint.h'],
-  ['HAVE_STDLIB_H', 'stdlib.h'],
-  ['HAVE_STRINGS_H', 'strings.h'],
-  ['HAVE_STRING_H', 'string.h'],
-  ['HAVE_SYS_IOCTL_H', 'sys/ioctl.h'],
-  ['HAVE_SYS_PARAM_H', 'sys/param.h'],
-  ['HAVE_SYS_SOCKET_H', 'sys/socket.h'],
-  ['HAVE_SYS_STAT_H', 'sys/stat.h'],
-  ['HAVE_SYS_TIME_H', 'sys/time.h'],
-  ['HAVE_SYS_TYPES_H', 'sys/types.h'],
-  ['HAVE_UNISTD_H', 'unistd.h'],
-]
-
-foreach h : check_headers
-  if cc.has_header(h.get(1))
-    cdata.set(h.get(0), 1)
+orc_subproject = subproject('orc', required: get_option('orc'))
+
+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
 
-check_functions = [
-  ['HAVE_ASINH', 'asinh', '#include<math.h>'],
-  ['HAVE_CLOCK_GETTIME', 'clock_gettime', '#include<time.h>'],
-  ['HAVE_COSH', 'cosh', '#include<math.h>'],
-# check token HAVE_CPU_ALPHA
-# check token HAVE_CPU_ARM
-# check token HAVE_CPU_CRIS
-# check token HAVE_CPU_CRISV32
-# check token HAVE_CPU_HPPA
-# check token HAVE_CPU_I386
-# check token HAVE_CPU_IA64
-# check token HAVE_CPU_M68K
-# check token HAVE_CPU_MIPS
-# check token HAVE_CPU_PPC
-# check token HAVE_CPU_PPC64
-# check token HAVE_CPU_S390
-# check token HAVE_CPU_SPARC
-# check token HAVE_CPU_X86_64
-  ['HAVE_DCGETTEXT', 'dcgettext', '#include<libintl.h>'],
-# check token HAVE_DIRECTSOUND
-# check token HAVE_EXPERIMENTAL
-# check token HAVE_EXTERNAL
-# check token HAVE_FPCLASS
-# check token HAVE_GCC_ASM
-  ['HAVE_GETPAGESIZE', 'getpagesize', '#include<unistd.h>'],
-# check token HAVE_GETTEXT
-# check token HAVE_GST_V4L2
-  ['HAVE_ISINF', 'isinf', '#include<math.h>'],
-# check token HAVE_LIBV4L2
-  ['HAVE_MMAP', 'mmap', '#include<sys/mman.h>'],
-  ['HAVE_MMAP64', 'mmap64', '#include<sys/mman.h>'],
-# check token HAVE_OSX_AUDIO
-# check token HAVE_OSX_VIDEO
-# check token HAVE_RDTSC
-  ['HAVE_SINH', 'sinh', '#include<math.h>'],
-# check token HAVE_WAVEFORM
-  ['HAVE_GMTIME_R', 'gmtime_r', '#include<time.h>'],
-]
+  if subproj.found()
+    plugins = subproj.get_variable('plugins', [])
+    all_plugins += plugins
+    all_libraries += subproj.get_variable('libraries', [])
+
+    orc_update_targets += subproj.get_variable('orc_update_targets', [])
 
-libm = cc.find_library('m', required : false)
+    subprojects_names += [project_name]
+    cmdres = run_command(python3, '-c', symlink.format(project_name, meson.current_source_dir()))
+    if cmdres.returncode() == 0
+      message('Created symlink to ' + project_name)
+    endif
 
-foreach f : check_functions
-  if cc.has_function(f.get(1), prefix : f.get(2), dependencies : libm)
-    cdata.set(f.get(0), 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
 
-cdata.set('HAVE_IOS', host_system == 'ios')
-
-cdata.set('SIZEOF_CHAR', cc.sizeof('char'))
-cdata.set('SIZEOF_INT', cc.sizeof('int'))
-cdata.set('SIZEOF_LONG', cc.sizeof('long'))
-cdata.set('SIZEOF_SHORT', cc.sizeof('short'))
-cdata.set('SIZEOF_VOIDP', cc.sizeof('void*'))
-cdata.set('SIZEOF_OFF_T', cc.sizeof('off_t'))
-
-# Here be fixmes.
-# FIXME: check if this is correct
-cdata.set('HAVE_CPU_X86_64', host_machine.cpu() == 'amd64')
-cdata.set('HAVE_GCC_ASM', cc.get_id() != 'msvc')
-cdata.set_quoted('VERSION', gst_version)
-cdata.set_quoted('PACKAGE_VERSION', gst_version)
-cdata.set_quoted('GST_LICENSE', 'LGPL')
-cdata.set_quoted('PACKAGE', 'gst-plugins-good')
-cdata.set_quoted('GETTEXT_PACKAGE', 'gst-plugins-good-1.0')
-cdata.set_quoted('LOCALEDIR', join_paths(get_option('prefix'), get_option('localedir')))
-
-warning_flags = [
-  '-Wmissing-declarations',
-  '-Wredundant-decls',
-  '-Wwrite-strings',
-  '-Winit-self',
-  '-Wmissing-include-dirs',
-  '-Wno-multichar',
-  '-Wvla',
-  '-Wpointer-arith',
-]
-
-warning_c_flags = [
-  '-Wmissing-prototypes',
-  '-Wdeclaration-after-statement',
-  '-Wold-style-definition',
-  '-Waggregate-return',
-]
-
-if have_cxx
-  cxx = meson.get_compiler('cpp')
+# 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
 
-foreach extra_arg : warning_flags
-  if cc.has_argument (extra_arg)
-    add_project_arguments([extra_arg], language: 'c')
-  endif
-  if have_cxx and cxx.has_argument (extra_arg)
-    add_project_arguments([extra_arg], language: 'cpp')
-  endif
-endforeach
+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,
+)
 
-foreach extra_arg : warning_c_flags
-  if cc.has_argument (extra_arg)
-    add_project_arguments([extra_arg], language: 'c')
-  endif
-endforeach
+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
 
-# 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 Good Plug-ins source release'
-  elif gst_version_nano == 1
-    gst_package_name = 'GStreamer Good Plug-ins git'
-  else
-    gst_package_name = 'GStreamer Good Plug-ins prerelease'
+    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
-cdata.set_quoted('GST_PACKAGE_NAME', gst_package_name)
-cdata.set_quoted('GST_PACKAGE_ORIGIN', get_option('package-origin'))
-
-# Mandatory GST deps
-gst_dep = dependency('gstreamer-1.0', version : gst_req,
-  fallback : ['gstreamer', 'gst_dep'])
-gstbase_dep = dependency('gstreamer-base-1.0', version : gst_req,
-  fallback : ['gstreamer', 'gst_base_dep'])
-gstnet_dep = dependency('gstreamer-net-1.0', version : gst_req,
-  fallback : ['gstreamer', 'gst_net_dep'])
-gstcontroller_dep = dependency('gstreamer-controller-1.0', version : gst_req,
-  fallback : ['gstreamer', 'gst_controller_dep'])
-gstcheck_dep = dependency('gstreamer-check-1.0', version : gst_req,
-  required : get_option('tests'),
-  fallback : ['gstreamer', 'gst_check_dep'])
-gstpbutils_dep = dependency('gstreamer-pbutils-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'pbutils_dep'])
-gstallocators_dep = dependency('gstreamer-allocators-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'allocators_dep'])
-gstapp_dep = dependency('gstreamer-app-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'app_dep'])
-gstaudio_dep = dependency('gstreamer-audio-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'audio_dep'])
-gstfft_dep = dependency('gstreamer-fft-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'fft_dep'])
-gstriff_dep = dependency('gstreamer-riff-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'riff_dep'])
-gstrtp_dep = dependency('gstreamer-rtp-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'rtp_dep'])
-gstrtsp_dep = dependency('gstreamer-rtsp-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'rtsp_dep'])
-gstsdp_dep = dependency('gstreamer-sdp-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'sdp_dep'])
-gsttag_dep = dependency('gstreamer-tag-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'tag_dep'])
-gstvideo_dep = dependency('gstreamer-video-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'video_dep'])
-
-# GStreamer OpenGL
-# FIXME: automagic
-gstgl_dep = dependency('gstreamer-gl-1.0', version : gst_req,
-    fallback : ['gst-plugins-base', 'gstgl_dep'], required: false)
-gstglproto_dep = dependency('', required : false)
-gstglx11_dep = dependency('', required : false)
-gstglwayland_dep = dependency('', required : false)
-gstglegl_dep = dependency('', required : false)
-
-have_gstgl = gstgl_dep.found()
-
-if have_gstgl
-  if gstgl_dep.type_name() == 'pkgconfig'
-    gst_gl_apis = gstgl_dep.get_pkgconfig_variable('gl_apis').split()
-    gst_gl_winsys = gstgl_dep.get_pkgconfig_variable('gl_winsys').split()
-    gst_gl_platforms = gstgl_dep.get_pkgconfig_variable('gl_platforms').split()
-  else
-    gstbase = subproject('gst-plugins-base')
-    gst_gl_apis = gstbase.get_variable('enabled_gl_apis')
-    gst_gl_winsys = gstbase.get_variable('enabled_gl_winsys')
-    gst_gl_platforms = gstbase.get_variable('enabled_gl_platforms')
-  endif
 
-  message('GStreamer OpenGL window systems: @0@'.format(' '.join(gst_gl_winsys)))
-  message('GStreamer OpenGL platforms: @0@'.format(' '.join(gst_gl_platforms)))
-  message('GStreamer OpenGL apis: @0@'.format(' '.join(gst_gl_apis)))
+write_file_contents = '''
+import os
+import sys
+
+assert len(sys.argv) >= 3
+fname = sys.argv[1]
+contents = sys.argv[2]
+
+with open(fname, 'w') as f:
+    f.write(contents)
+'''
+
+configure_file(
+  output : 'GstDocumentedSubprojects',
+  command : [python3,
+             '-c', write_file_contents,
+             '@OUTPUT@',
+             documented_projects]
+)
+
+if documented_projects != ''
+  subproject('gst-docs', required: get_option('doc').enabled())
+  message('Gst docs subprojects: ' + documented_projects)
+endif
 
-  foreach ws : ['x11', 'wayland', 'android', 'cocoa', 'eagl', 'win32', 'dispmanx', 'viv_fb']
-    set_variable('gst_gl_have_window_@0@'.format(ws), gst_gl_winsys.contains(ws))
+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.set('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]
+)
+
+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)
 
-  foreach p : ['glx', 'egl', 'cgl', 'eagl', 'wgl']
-    set_variable('gst_gl_have_platform_@0@'.format(p), gst_gl_platforms.contains(p))
-  endforeach
+  static_plugins = get_option('gst-full-plugins')
+  if static_plugins == '*'
+    static_plugins = all_plugin_names
+  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
 
-  foreach api : ['gl', 'gles2']
-    set_variable('gst_gl_have_api_@0@'.format(api), gst_gl_apis.contains(api))
+      if lib_def.has_key('gir')
+        exposed_girs += lib_def['gir']
+      endif
+    endif
   endforeach
 
-  gstglproto_dep = dependency('gstreamer-gl-prototypes-1.0', version : gst_req,
-      fallback : ['gst-plugins-base', 'gstglproto_dep'], required: true)
-  # Behind specific checks because meson fails at optional dependencies with a
-  # fallback to the same subproject.  On the first failure, meson will never
-  # check the system again even if the fallback never existed.
-  # Last checked with meson 0.54.3
-  if gst_gl_have_window_x11
-    gstglx11_dep = dependency('gstreamer-gl-x11-1.0', version : gst_req,
-       fallback : ['gst-plugins-base', 'gstglx11_dep'], required: true)
-  endif
-  if gst_gl_have_window_wayland
-    gstglwayland_dep = dependency('gstreamer-gl-wayland-1.0', version : gst_req,
-        fallback : ['gst-plugins-base', 'gstglwayland_dep'], required: true)
+  # 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
+    glib_deps = [glib_dep, gobject_dep]
   endif
-  if gst_gl_have_platform_egl
-    gstglegl_dep = dependency('gstreamer-gl-egl-1.0', version : gst_req,
-        fallback : ['gst-plugins-base', 'gstglegl_dep'], required: true)
+
+  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
+      error('Failed to link with version script (' + symbol_map + '), check logs for details')
+    endif
   endif
-endif
 
-zlib_dep = dependency('zlib', required : false)
-if not zlib_dep.found()
-  zlib_dep = cc.find_library('z', required : false)
-  if not zlib_dep.found() or not cc.has_header('zlib.h')
-    zlib_dep = subproject('zlib').get_variable('zlib_dep')
+  # 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
-endif
-cdata.set('HAVE_ZLIB', true)
-
-glib_deps = [dependency('glib-2.0', version : glib_req, fallback: ['glib', 'libglib_dep']),
-             dependency('gobject-2.0', fallback: ['glib', 'libgobject_dep'])]
-gio_dep = dependency('gio-2.0', fallback: ['glib', 'libgio_dep'])
-
-gst_plugins_good_args = ['-DHAVE_CONFIG_H']
-configinc = include_directories('.')
-libsinc = include_directories('gst-libs')
-
-have_orcc = false
-orcc_args = []
-orc_targets = []
-# Used by various libraries/elements that use Orc code
-orc_dep = dependency('orc-0.4', version : orc_req, required : get_option('orc'),
-    fallback : ['orc', 'orc_dep'])
-orcc = find_program('orcc', required : get_option('orc'))
-if orc_dep.found() and orcc.found()
-  have_orcc = true
-  orcc_args = [orcc, '--include', 'glib.h']
-  cdata.set('HAVE_ORC', 1)
-else
-  message('Orc Compiler not found, will use backup C code')
-  cdata.set('DISABLE_ORC', 1)
-endif
 
-have_nasm = false
-# FIXME: nasm path needs testing on non-Linux, esp. Windows
-host_cpu = host_machine.cpu_family()
-if host_cpu == 'x86_64'
-  if cc.get_define('__ILP32__') == '1'
-    message('Nasm disabled on x32')
-  else
-    asm_option = get_option('asm')
-    nasm = find_program('nasm', native: true, required: asm_option)
-    if nasm.found()
-      # We can't use the version: kwarg for find_program because old versions
-      # of nasm don't support --version
-      ret = run_command(nasm, '-v')
-      if ret.returncode() == 0
-        nasm_version = ret.stdout().strip().split()[2]
-        nasm_req = '>=2.13'
-        if nasm_version.version_compare(nasm_req)
-          message('nasm found on x86-64')
-          cdata.set('HAVE_NASM', 1)
-          have_nasm = true
-        else
-          if asm_option.enabled()
-            error('asm option is enabled, and nasm @0@ was found, but @1@ is required'.format(nasm_version, nasm_req))
-          endif
-          message('nasm @0@ was found, but @1@ is required'.format(nasm_version, nasm_req))
-        endif
-      else
-        if asm_option.enabled()
-          error('asm option is enabled, but nasm is not usable: @0@\n@1@'.format(ret.stdout(), ret.stderr()))
-        endif
-        message('nasm was found, but it\'s not usable')
-      endif
-      # Unset nasm to not be 'found'
-      if not have_nasm
-        nasm = disabler()
-      endif
-    endif
+  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
-endif
 
-# Disable compiler warnings for unused variables and args if gst debug system is disabled
-if gst_dep.type_name() == 'internal'
-  gst_debug_disabled = not subproject('gstreamer').get_variable('gst_debug')
-else
-  # We can't check that in the case of subprojects as we won't
-  # be able to build against an internal dependency (which is not built yet)
-  gst_debug_disabled = cc.has_header_symbol('gst/gstconfig.h', 'GST_DISABLE_GST_DEBUG', dependencies: gst_dep)
+  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
 
-if gst_debug_disabled
-  message('GStreamer debug system is disabled')
-  if cc.has_argument('-Wno-unused')
-    add_project_arguments('-Wno-unused', language: 'c')
-  endif
-  if have_cxx and cxx.has_argument ('-Wno-unused')
-    add_project_arguments('-Wno-unused', language: 'cpp')
-  endif
-else
-  message('GStreamer debug system is enabled')
-endif
+foreach custom_subproj: get_option('custom_subprojects').split(',')
+    if custom_subproj != ''
+        message ('Adding custom subproject ' + custom_subproj)
+        subproject(custom_subproj)
+        subprojects_names += [custom_subproj]
+    endif
+endforeach
 
-presetdir = join_paths(get_option('datadir'), 'gstreamer-' + api_version, 'presets')
+message('Building subprojects: ' + ', '.join(subprojects_names))
 
-python3 = import('python').find_installation()
-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
+setenv = find_program('gst-env.py')
+devenv_cmd = [setenv, '--builddir=@0@'.format(meson.project_build_root()),
+              '--gstbuilddir=@0@'.format(meson.current_build_dir()),
+              '--srcdir=@0@'.format(meson.project_source_root())]
 
-subdir('gst')
-subdir('sys')
-subdir('ext')
 subdir('tests')
-subdir('docs')
-
-if have_orcc and orc_targets.length() > 0
-  update_orc_dist_files = find_program('scripts/update-orc-dist-files.py')
-
-  orc_update_targets = []
-  foreach t : orc_targets
-    orc_name = t.get('name')
-    orc_file = t.get('orc-source')
-    header = t.get('header')
-    source = t.get('source')
-    # alias_target() only works with build targets, so can't use run_target() here
-    orc_update_targets += [
-      custom_target('update-orc-@0@'.format(orc_name),
-        input: [header, source],
-        command: [update_orc_dist_files, orc_file, header, source],
-        output: ['@0@-dist.c'.format(orc_name)]) # not entirely true
-    ]
-  endforeach
-
-  if meson.version().version_compare('>= 0.52')
-    update_orc_dist_target = alias_target('update-orc-dist', orc_update_targets)
+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
 
-# xgettext is optional (on Windows for instance)
-if find_program('xgettext', required : get_option('nls')).found()
-  cdata.set('ENABLE_NLS', 1)
-  subdir('po')
-endif
-
-subdir('scripts')
-
-# 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('gst-plugins-good.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
-endif
+run_target('uninstalled', command : devenv_cmd)
+run_target('devenv', command : devenv_cmd)
 
-if gio_dep.version().version_compare('< 2.67.4')
-  cdata.set('g_memdup2(ptr,sz)', '(G_LIKELY(((guint64)(sz)) < G_MAXUINT)) ? g_memdup(ptr,sz) : (g_abort(),NULL)')
+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")')
-
-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: '  ')