[grilo] build-sys: require same version for glib components

[Victor Toso <victortoso src gnome org>]

commit d2114dd7c5c22eb416fabdcf37a74c801c1309f6
Author: Victor Toso <me victortoso com>
Date:   Wed Jul 25 14:03:29 2018 +0200

    build-sys: require same version for glib components
    
    As gio-2.0 requirement was 2.44 since 555654f4132801 we can use the
    same version for all glib components:
    - gobject-2.0
    - gmodule-2.0
    - gio-2.0
    - glib-2.0

 configure.ac | 12 +++++++-----
 meson.build  | 11 +++++++----
 2 files changed, 14 insertions(+), 9 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 90ade6c..b74fe02 100644
--- a/configure.ac
+++ b/configure.ac
@@ -112,11 +112,13 @@ AC_DEFINE_UNQUOTED(GRL_PLUGINS_DIR, "$GRL_PLUGINS_DIR", [Plugins directory])
 # DEPENDENCIES
 # ----------------------------------------------------------
 
-PKG_CHECK_MODULES(DEPS, glib-2.0 >= 2.34 \
-                       gobject-2.0 \
-                       gmodule-2.0 \
-                       gio-2.0 >= 2.44\
-                       libxml-2.0)
+GLIB2_REQUIRED=2.44
+
+PKG_CHECK_MODULES(DEPS, glib-2.0 >= $GLIB2_REQUIRED \
+                        gobject-2.0 >= $GLIB2_REQUIRED \
+                        gmodule-2.0 >= $GLIB2_REQUIRED \
+                        gio-2.0 >= $GLIB2_REQUIRED \
+                        libxml-2.0)
 
 
 GLIB_GENMARSHAL=`pkg-config --variable=glib_genmarshal glib-2.0`
diff --git a/meson.build b/meson.build
index cac3b9c..1d44bd2 100644
--- a/meson.build
+++ b/meson.build
@@ -37,10 +37,13 @@ grlpls_lt_version = '@0@.@1@.@2@'.format(soversion, current, grlpls_interface_ag
 grl_majorminor = '@0@.@1@'.format(version_array[0], version_array[1])
 grl_name = '@0@-@1@'.format(meson.project_name(), grl_majorminor)
 
-gio_dep = dependency('gio-2.0', version: '>= 2.44', required: true)
-glib_dep = dependency('glib-2.0', version: '>= 2.34', required: true)
-gmodule_dep = dependency('gmodule-2.0', required: true)
-gobject_dep = dependency('gobject-2.0', required: true)
+glib2_required = '2.44'
+glib2_required_info = '>= @0@'.format(glib2_required)
+
+gio_dep = dependency('gio-2.0', version: glib2_required_info, required: true)
+glib_dep = dependency('glib-2.0', version: glib2_required_info, required: true)
+gmodule_dep = dependency('gmodule-2.0', version: glib2_required_info, required: true)
+gobject_dep = dependency('gobject-2.0', version: glib2_required_info, required: true)
 libxml_dep = dependency('libxml-2.0', required: true)
 
 enable_grlnet = get_option('enable-grl-net')