File caja-glib-2.54.patch of Package caja

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File caja-glib-2.54.patch of Package caja (Revision 5518e86f085d904ccde0a8601d315dbd)

Currently displaying revision 5518e86f085d904ccde0a8601d315dbd , Show latest

--- a/configure.ac
+++ b/configure.ac
@@ -3,7 +3,7 @@ AC_PREREQ(2.54)
 dnl ===========================================================================
 
 m4_define(gdk-pixbuf_minver,           2.36.5)
-m4_define(glib_minver,                 2.58.1)
+m4_define(glib_minver,                 2.54.0)
 m4_define(gio_minver,                  2.50.0)
 m4_define(mate_desktop_minver,         1.17.3)
 m4_define(pango_minver,                1.1.2)
--- a/eel/eel-string.c
+++ b/eel/eel-string.c
@@ -754,6 +754,110 @@ eel_strdup_printf_with_custom (EelPrintf
     return res;
 }
 
+#if !GLIB_CHECK_VERSION (2, 58, 0)
+/*********** refcounted strings ****************/
+
+G_LOCK_DEFINE_STATIC (interned_ref_strings);
+static GHashTable *interned_ref_strings;
+
+char *
+g_ref_string_new (const char *str)
+{
+    gpointer allocated;
+    char *res;
+    volatile gint *count;
+    gsize len;
+
+    g_return_val_if_fail (str != NULL, NULL);
+
+    len = strlen (str);
+    allocated = g_malloc (sizeof (gint) + sizeof (char) * len + 1);
+    count = (volatile gint *) allocated;
+    *count = 1;
+    res = allocated + sizeof (gint);
+    memcpy (res, str, len + 1);
+    return res;
+}
+
+static gboolean
+interned_str_equal (gconstpointer v1,
+                    gconstpointer v2)
+{
+    const char *str1 = v1;
+    const char *str2 = v2;
+
+    if (v1 == v2)
+        return TRUE;
+    return strcmp (str1, str2) == 0;
+}
+
+char *
+g_ref_string_new_intern (const char *str)
+{
+    char *res;
+
+    g_return_val_if_fail (str != NULL, NULL);
+
+    G_LOCK (interned_ref_strings);
+
+    if (G_UNLIKELY (interned_ref_strings == NULL))
+        interned_ref_strings = g_hash_table_new (g_str_hash, interned_str_equal);
+
+    res = g_hash_table_lookup (interned_ref_strings, str);
+    if (res != NULL)
+    {
+        volatile gint *count;
+
+        count = (volatile gint *) (res - sizeof (gint));
+        g_atomic_int_inc (count);
+        G_UNLOCK (interned_ref_strings);
+        return res;
+    }
+
+    res = g_ref_string_new (str);
+    g_hash_table_add (interned_ref_strings, res);
+    G_UNLOCK (interned_ref_strings);
+    return res;
+}
+
+char *
+g_ref_string_acquire (char *str)
+{
+    volatile gint *count;
+
+    g_return_val_if_fail (str != NULL, NULL);
+
+    count = (volatile gint *) (str - sizeof (gint));
+    g_atomic_int_inc (count);
+    return str;
+}
+
+void
+g_ref_string_release (char *str)
+{
+    volatile gint *count;
+
+    g_return_if_fail (str != NULL);
+
+    count = (volatile gint *) (str - sizeof (gint));
+
+    if (!g_atomic_int_dec_and_test (count))
+        return;
+
+    G_LOCK (interned_ref_strings);
+    if (G_LIKELY (interned_ref_strings != NULL))
+    {
+        g_hash_table_remove (interned_ref_strings, str);
+
+        if (g_hash_table_size (interned_ref_strings) == 0)
+            g_clear_pointer (&interned_ref_strings, g_hash_table_destroy);
+    }
+    G_UNLOCK (interned_ref_strings);
+
+    g_free ((gpointer) count);
+}
+#endif
+
 #if !defined (EEL_OMIT_SELF_CHECK)
 
 static void
--- a/eel/eel-string.h
+++ b/eel/eel-string.h
@@ -79,6 +79,17 @@ char *   eel_str_replace_substring
         const char    *substring,
         const char    *replacement);
 
+#if !GLIB_CHECK_VERSION (2, 58, 0)
+typedef char GRefString;
+
+char *g_ref_string_new        (const char *str);
+char *g_ref_string_new_intern (const char *str);
+
+char *g_ref_string_acquire    (char       *str);
+void  g_ref_string_release    (char       *str);
+#endif
+
+
 typedef struct
 {
     char character;

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File caja-glib-2.54.patch of Package caja (Revision 5518e86f085d904ccde0a8601d315dbd)

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