[gtk-vnc] meson: use pkgconfig module to generate pc files

[Daniel P. Berrange <dberrange src gnome org>]

commit 76968bd3cefb965389a249216b4ea793b90ee81a
Author: Marc-André Lureau <marcandre lureau gmail com>
Date:   Wed Mar 24 01:08:34 2021 +0400

    meson: use pkgconfig module to generate pc files
    
    Signed-off-by: Marc-André Lureau <marcandre lureau redhat com>

 gtk-vnc-2.0.pc.in   |  9 ---------
 gvnc-1.0.pc.in      |  9 ---------
 gvncpulse-1.0.pc.in |  9 ---------
 meson.build         | 31 ++++++++++++++++---------------
 4 files changed, 16 insertions(+), 42 deletions(-)
---
diff --git a/meson.build b/meson.build
index 887d890..22c95dd 100644
--- a/meson.build
+++ b/meson.build
@@ -330,27 +330,28 @@ pkgdata.set('VERSION', meson.project_version())
 pkgdata.set('GLIB_REQUIRED', glib_min_version)
 pkgdata.set('GTK_REQUIRED', gtk_min_version)
 
-configure_file(
-  input: 'gvnc-1.0.pc.in',
-  output: 'gvnc-1.0.pc',
-  configuration: pkgdata,
-  install_dir: gtk_vnc_pkgconfdir,
+pkg = import('pkgconfig')
+pkg.generate(
+  gvnc,
+  description: 'GObject for VNC client connections',
+  requires: [gobject_dep],
+  subdirs: 'gvnc-1.0',
 )
 
 if libpulse_dep.found()
-  configure_file(
-    input: 'gvncpulse-1.0.pc.in',
-    output: 'gvncpulse-1.0.pc',
-    configuration: pkgdata,
-    install_dir: gtk_vnc_pkgconfdir,
+  pkg.generate(
+    gvncpulse,
+    description: 'Pulse audio bridge for VNC client connections',
+    requires: [gvnc],
+    subdirs: 'gvncpulse-1.0',
   )
 endif
 
-configure_file(
-  input: 'gtk-vnc-2.0.pc.in',
-  output: 'gtk-vnc-2.0.pc',
-  configuration: pkgdata,
-  install_dir: gtk_vnc_pkgconfdir,
+pkg.generate(
+  gtk_vnc,
+  description: 'GTK widget for a VNC client',
+  requires: [gtk_dep, gvnc],
+  subdirs: 'gtk-vnc-2.0',
 )
 
 configure_file(