Fix meson.build deprecations up to 0.56.0 (#3316)

docs/reference/libnemo-extension/meson.build

@@ -10,7 +10,7 @@ configure_file(
 
 gnome.gtkdoc('libnemo-extension',
   main_xml: 'libnemo-extension-docs.xml',
-  src_dir: join_paths(meson.source_root(), 'libnemo-extension'),
+  src_dir: join_paths(meson.project_source_root(), 'libnemo-extension'),
   dependencies: nemo_extension,
   install: true,
   gobject_typesfile: 'libnemo-extension.types',

libnemo-extension/meson.build

@@ -61,8 +61,8 @@ nemo_extension = declare_dependency(
   dependencies: nemo_extension_deps,
 )
 
-typelibdir = go_intr.get_pkgconfig_variable('typelibdir',
-  define_variable: ['libdir', join_paths(get_option('prefix'), get_option('libdir'))]
+typelibdir = go_intr.get_variable(pkgconfig: 'typelibdir',
+  pkgconfig_define: ['libdir', join_paths(get_option('prefix'), get_option('libdir'))]
 )
 
 gnome.generate_gir(nemo_extension_lib,

libnemo-private/meson.build

@@ -1,6 +1,6 @@
 
 dbusBuiltSources = gnome.gdbus_codegen('nemo-generated',
-  join_paths(meson.source_root(), 'data', 'dbus-interfaces.xml'),
+  join_paths(meson.project_source_root(), 'data', 'dbus-interfaces.xml'),
   interface_prefix: 'org.Nemo.',
   namespace: 'NemoDBus',
   object_manager: true

meson.build

@@ -2,7 +2,7 @@
 
 # https://github.com/linuxmint/nemo
 project('nemo', 'c', version: '5.8.4',
-  meson_version: '>=0.41.0'
+  meson_version: '>=0.56.0'
 )
 
 # 1. If the library code has changed at all since last release, then increment revision.
@@ -176,7 +176,7 @@ nemo_definitions =  [
   '-DLIBEXECDIR="@0@"'.format(libExecPath),
 ]
 
-po_subdir = join_paths(meson.source_root(), 'po')
+po_subdir = join_paths(meson.project_source_root(), 'po')
 
 subdir('install-scripts')
 subdir('cut-n-paste-code/libegg')
@@ -196,7 +196,7 @@ message('\n'.join(['',
 '        @0@-@1@'.format(meson.project_name(), meson.project_version()),
 '',
 '    prefix:                 @0@'.format(prefix),
-'    source code location:   @0@'.format(meson.source_root()),
+'    source code location:   @0@'.format(meson.project_source_root()),
 '    compiler:               @0@'.format(cc.get_id()),
 '    libexif support:        @0@'.format(libexif_enabled),
 '    exempi  support:        @0@'.format(exempi_enabled),

src/meson.build

@@ -1,14 +1,14 @@
 dbusBuiltSources = gnome.gdbus_codegen(
   'nemo-freedesktop-generated',
-  join_paths(meson.source_root(), 'data', 'freedesktop-dbus-interfaces.xml'),
+  join_paths(meson.project_source_root(), 'data', 'freedesktop-dbus-interfaces.xml'),
   interface_prefix: 'org.freedesktop.',
   namespace: 'NemoFreedesktop',
   object_manager: true
 )
 
 nemoBuiltSources = gnome.gdbus_codegen(
   'nemo-cinnamon-dbus',
-  join_paths(meson.source_root(), 'data', 'org.Cinnamon.xml'),
+  join_paths(meson.project_source_root(), 'data', 'org.Cinnamon.xml'),
   interface_prefix: 'org.',
   namespace: 'Nemo',
   object_manager: true