[librsvg] Handle the deprecation of g_type_init() to avoid compiler warnings

[Federico Mena Quintero <federico src gnome org>]

commit 91bbe3456934bf071379977d00bde571338ba5aa
Author: Federico Mena Quintero <federico gnome org>
Date:   Thu Apr 16 14:56:44 2015 -0500

    Handle the deprecation of g_type_init() to avoid compiler warnings
    
    Maybe we should increment the glib version requirement one of these days...

 Makefile.am              |    1 +
 gdk-pixbuf-loader/test.c |    4 +++-
 rsvg-base.c              |    3 ++-
 rsvg-compat.h            |   13 +++++++++++++
 rsvg-convert.c           |    3 ++-
 test-display.c           |    5 +++--
 tests/crash.c            |    3 ++-
 tests/dimensions.c       |    3 ++-
 tests/rsvg-test.c        |    3 ++-
 tests/styles.c           |    3 ++-
 tools/rsvg-dimensions.c  |    3 ++-
 tools/rsvg-tools-main.c  |    3 ++-
 12 files changed, 36 insertions(+), 11 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 361fecc..341b557 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -23,6 +23,7 @@ librsvg_ RSVG_API_MAJOR_VERSION@_la_SOURCES = \
        librsvg-features.c      \
        rsvg-css.c              \
        rsvg-css.h              \
+       rsvg-compat.h           \
        rsvg-defs.c             \
        rsvg-defs.h             \
        rsvg-image.c            \
diff --git a/gdk-pixbuf-loader/test.c b/gdk-pixbuf-loader/test.c
index efb6949..06784d5 100644
--- a/gdk-pixbuf-loader/test.c
+++ b/gdk-pixbuf-loader/test.c
@@ -24,6 +24,8 @@
 #include <glib.h>
 #include <gdk-pixbuf/gdk-pixbuf.h>
 
+#include "rsvg-compat.h"
+
 int
 main (int argc, char **argv)
 {
@@ -49,7 +51,7 @@ main (int argc, char **argv)
     /* Use the locally built rsvg loader, not the system one */
     g_setenv ("GDK_PIXBUF_MODULE_FILE", "./gdk-pixbuf.loaders", TRUE);
 
-    g_type_init ();
+    RSVG_G_TYPE_INIT;
 
     context = g_option_context_new ("- Pixbuf Test Loader");
     g_option_context_add_main_entries (context, options_table, NULL);
diff --git a/rsvg-base.c b/rsvg-base.c
index 62340cf..5eab09d 100644
--- a/rsvg-base.c
+++ b/rsvg-base.c
@@ -28,6 +28,7 @@
 #define _GNU_SOURCE 1
 
 #include "rsvg.h"
+#include "rsvg-compat.h"
 #include "rsvg-private.h"
 #include "rsvg-css.h"
 #include "rsvg-styles.h"
@@ -1969,7 +1970,7 @@ rsvg_handle_new_from_stream_sync (GInputStream   *input_stream,
 void
 rsvg_init (void)
 {
-    g_type_init ();
+    RSVG_G_TYPE_INIT;
 }
 
 /**
diff --git a/rsvg-compat.h b/rsvg-compat.h
new file mode 100644
index 0000000..897e4c2
--- /dev/null
+++ b/rsvg-compat.h
@@ -0,0 +1,13 @@
+/* rsvg-compat.h: miscellaneous compatibility functions to deal with deprecations in the platform */
+
+#ifndef RSVG_COMPAT_H
+#define RSVG_COMPAT_H
+
+/* g_type_init() was deprecated in glib 2.36.0 */
+#if !GLIB_CHECK_VERSION (2, 36, 0)
+#  define RSVG_G_TYPE_INIT g_type_init ()
+#else
+#  define RSVG_G_TYPE_INIT {}
+#endif
+
+#endif /* RSVG_COMPAT_H */
diff --git a/rsvg-convert.c b/rsvg-convert.c
index c752c0a..76862d1 100644
--- a/rsvg-convert.c
+++ b/rsvg-convert.c
@@ -50,6 +50,7 @@
 
 #include "rsvg-css.h"
 #include "rsvg.h"
+#include "rsvg-compat.h"
 #include "rsvg-size-callback.h"
 
 #ifdef CAIRO_HAS_PS_SURFACE
@@ -164,7 +165,7 @@ main (int argc, char **argv)
     /* Set the locale so that UTF-8 filenames work */
     setlocale(LC_ALL, "");
 
-    g_type_init ();
+    RSVG_G_TYPE_INIT;
 
     g_option_context = g_option_context_new (_("- SVG Converter"));
     g_option_context_add_main_entries (g_option_context, options_table, NULL);
diff --git a/test-display.c b/test-display.c
index e16414d..cc91f40 100644
--- a/test-display.c
+++ b/test-display.c
@@ -18,7 +18,6 @@
  */
 
 #include "config.h"
-#include "rsvg.h"
 #include "rsvg-private.h"
 #include "rsvg-size-callback.h"
 
@@ -30,6 +29,8 @@
 #include <gtk/gtk.h>
 #include <gdk/gdk.h>
 
+#include "rsvg-compat.h"
+
 #if 0 // defined (G_OS_UNIX)
 #include <gio/gunixinputstream.h>
 #endif
@@ -659,7 +660,7 @@ main (int argc, char **argv)
        /* Set the locale so that UTF-8 filenames work */
     setlocale(LC_ALL, "");
 
-    g_type_init ();
+    RSVG_G_TYPE_INIT;
 
     info.window = NULL;
     info.popup_menu = NULL;
diff --git a/tests/crash.c b/tests/crash.c
index 43be8cb..101ad9d 100644
--- a/tests/crash.c
+++ b/tests/crash.c
@@ -2,6 +2,7 @@
 
 #include <glib.h>
 #include "rsvg.h"
+#include "rsvg-compat.h"
 #include "test-utils.h"
 
 typedef struct _FixtureData
@@ -39,7 +40,7 @@ main (int argc, char *argv[])
     gint i;
     int result;
 
-    g_type_init ();
+    RSVG_G_TYPE_INIT;
     g_test_init (&argc, &argv, NULL);
 
     for (i = 0; i < n_fixtures; i++)
diff --git a/tests/dimensions.c b/tests/dimensions.c
index 1eda4fc..da40f6d 100644
--- a/tests/dimensions.c
+++ b/tests/dimensions.c
@@ -2,6 +2,7 @@
 
 #include <glib.h>
 #include "rsvg.h"
+#include "rsvg-compat.h"
 #include "test-utils.h"
 
 typedef struct _FixtureData
@@ -54,7 +55,7 @@ main (int argc, char *argv[])
     gint i;
     int result;
 
-    g_type_init ();
+    RSVG_G_TYPE_INIT;
     g_test_init (&argc, &argv, NULL);
 
     for (i = 0; i < n_fixtures; i++)
diff --git a/tests/rsvg-test.c b/tests/rsvg-test.c
index 32da57d..63aba49 100644
--- a/tests/rsvg-test.c
+++ b/tests/rsvg-test.c
@@ -42,6 +42,7 @@
 #include "rsvg.h"
 #include "rsvg-private.h"
 #include "rsvg-size-callback.h"
+#include "rsvg-compat.h"
 
 #include "pdiff.h"
 
@@ -348,7 +349,7 @@ main (int argc, char **argv)
     int i, j;
     gsize length;
 
-    g_type_init ();
+    RSVG_G_TYPE_INIT;
 
     printf ("===============\n"
            "Rendering tests\n"
diff --git a/tests/styles.c b/tests/styles.c
index 837fca6..d09b1f2 100644
--- a/tests/styles.c
+++ b/tests/styles.c
@@ -2,6 +2,7 @@
 
 #include <glib.h>
 #include "rsvg.h"
+#include "rsvg-compat.h"
 #include "rsvg-private.h"
 #include "rsvg-defs.h"
 #include "rsvg-styles.h"
@@ -114,7 +115,7 @@ main (int argc, char *argv[])
     gint i;
     int result;
 
-    g_type_init ();
+    RSVG_G_TYPE_INIT;
     g_test_init (&argc, &argv, NULL);
     g_test_bug_base ("https://bugzilla.gnome.org/show_bug.cgi?id=";);
 
diff --git a/tools/rsvg-dimensions.c b/tools/rsvg-dimensions.c
index 8727b1f..0733ef2 100644
--- a/tools/rsvg-dimensions.c
+++ b/tools/rsvg-dimensions.c
@@ -9,6 +9,7 @@
 #include <stdlib.h>
 #include <glib.h>
 #include <rsvg.h>
+#include "rsvg-compat.h"
 
 static void
 show_help (GOptionContext *context)
@@ -40,7 +41,7 @@ main (int       argc,
         { NULL }
     };
 
-    g_type_init ();
+    RSVG_G_TYPE_INIT;
 
     context = NULL;
     fragment = NULL;
diff --git a/tools/rsvg-tools-main.c b/tools/rsvg-tools-main.c
index a38944f..bac7085 100644
--- a/tools/rsvg-tools-main.c
+++ b/tools/rsvg-tools-main.c
@@ -32,6 +32,7 @@
 #include "rsvg.h"
 #include "rsvg-private.h"
 #include "rsvg-tools-main.h"
+#include "rsvg-compat.h"
 
 static gboolean
 read_contents (const gchar *file_name, guint8 **contents, gsize *length)
@@ -127,7 +128,7 @@ rsvg_tools_main (int *argc, char ***argv)
         exit (EXIT_FAILURE);
     }
 
-    g_type_init ();
+    RSVG_G_TYPE_INIT;
 
     for (j = 0; j < n_args; j++) {
         if (!read_contents (args[j], &contents, &length))