[gtk/appnames: 1/7] post-install: Use gtk4-update-icon-cache

[Matthias Clasen <matthiasc src gnome org>]

commit 0189b0c903cb6b696cddc3dc37967ea48342b24d
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Apr 2 00:20:30 2019 +0000

    post-install: Use gtk4-update-icon-cache
    
    I was building GTK in a minimal container without
    GTK3 installed, and this caused install to fail.
    We should use the tool that we just installed.

 build-aux/meson/post-install.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/build-aux/meson/post-install.py b/build-aux/meson/post-install.py
index d81abd28a4..5bdccbab91 100644
--- a/build-aux/meson/post-install.py
+++ b/build-aux/meson/post-install.py
@@ -19,7 +19,7 @@ if 'DESTDIR' not in os.environ:
                     os.path.join(gtk_datadir, 'glib-2.0', 'schemas')])
 
     print('Updating icon cache...')
-    subprocess.call(['gtk-update-icon-cache', '-q', '-t' ,'-f',
+    subprocess.call(['gtk4-update-icon-cache', '-q', '-t' ,'-f',
                     os.path.join(gtk_datadir, 'icons', 'hicolor')])
 
     print('Updating module cache for print backends...')