[gnome-disk-utility] meson: Use gnome.post_install

[Kai Lüke <kailueke src gnome org>]

commit c2909d6a9eb86b0c994c31972258695dba92a9cd
Author: Maximiliano Sandoval R <msandova gnome org>
Date:   Thu Mar 3 00:05:18 2022 +0100

    meson: Use gnome.post_install

 .gitlab-ci.yml        |  2 +-
 data/meson.build      |  2 +-
 meson.build           | 16 +++++-----------
 meson_post_install.py | 15 ---------------
 4 files changed, 7 insertions(+), 28 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c86ae768..28f105d5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -9,7 +9,7 @@ variables:
                 libnotify-devel libsecret-devel libpwquality-devel
                 libudisks2-devel xz-devel systemd-devel meson gcc
                 glibc-devel libhandy1-devel gettext git gobject-introspection-devel
-                vala
+                vala desktop-file-utils
   OPTIONS: -Dman=false
 
 flatpak:
diff --git a/data/meson.build b/data/meson.build
index 38fb5207..b63cb888 100644
--- a/data/meson.build
+++ b/data/meson.build
@@ -31,7 +31,7 @@ configure_file(
 
 install_data(
   'org.gnome.Disks.gschema.xml',
-  install_dir: gio_schemasdir,
+  install_dir: join_paths(gdu_datadir, 'glib-2.0', 'schemas')
 )
 
 info = 'org.gnome.DiskUtility.appdata.xml'
diff --git a/meson.build b/meson.build
index 0daf7f82..18a26583 100644
--- a/meson.build
+++ b/meson.build
@@ -3,7 +3,7 @@ project(
   version: '42.0',
   license: 'GPL2.0',
   default_options: 'buildtype=debugoptimized',
-  meson_version: '>= 0.50.0',
+  meson_version: '>= 0.59.0',
 )
 
 gdu_name = meson.project_name()
@@ -83,12 +83,6 @@ udisk_dep = dependency('udisks2', version: '>= 2.7.6')
 
 m_dep = cc.find_library('m')
 
-gio_schemasdir = dependency('gio-2.0').get_pkgconfig_variable(
-  'schemasdir',
-  define_variable: ['datadir', gdu_prefix / gdu_datadir],
-  default: gdu_prefix / gdu_datadir / 'glib-2.0/schemas',
-)
-
 # *** Check for logind ***
 logind = get_option('logind')
 enable_logind = (logind != 'none')
@@ -121,10 +115,10 @@ configure_file(
   configuration: config_h,
 )
 
-meson.add_install_script(
-  'meson_post_install.py',
-  gdu_datadir,
-  gio_schemasdir,
+gnome.post_install(
+  gtk_update_icon_cache: true,
+  glib_compile_schemas: true,
+  update_desktop_database: true,
 )
 
 output = '\n        gnome-disk-utility ' + gdu_version + '\n'