* frame.c, frame.h (x_get_resource_string): Bring this back, but

only if HAVE_X_WINDOWS && !USE_X_TOOLKIT.

src/ChangeLog

@@ -1,5 +1,8 @@
 2011-04-16  Paul Eggert  <eggert@cs.ucla.edu>
 
+	* frame.c, frame.h (x_get_resource_string): Bring this back, but
+	only if HAVE_X_WINDOWS && !USE_X_TOOLKIT.
+
 	* bitmaps: Change bitmaps from unsigned char back to the X11
 	compatible char.  Avoid the old compiler warnings about
 	out-of-range initializers by using, for example, '\xab' rather

src/frame.c

@@ -3845,6 +3845,31 @@ display_x_get_resource (Display_Info *dpyinfo, Lisp_Object attribute, Lisp_Objec
 			    attribute, class, component, subclass);
 }
 
+#if defined HAVE_X_WINDOWS && !defined USE_X_TOOLKIT
+/* Used when C code wants a resource value.  */
+/* Called from oldXMenu/Create.c.  */
+char *
+x_get_resource_string (const char *attribute, const char *class)
+{
+  char *name_key;
+  char *class_key;
+  struct frame *sf = SELECTED_FRAME ();
+
+  /* Allocate space for the components, the dots which separate them,
+     and the final '\0'.  */
+  name_key = (char *) alloca (SBYTES (Vinvocation_name)
+			      + strlen (attribute) + 2);
+  class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1)
+			       + strlen (class) + 2);
+
+  sprintf (name_key, "%s.%s", SSDATA (Vinvocation_name), attribute);
+  sprintf (class_key, "%s.%s", EMACS_CLASS, class);
+
+  return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb,
+				name_key, class_key);
+}
+#endif
+
 /* Return the value of parameter PARAM.
 
    First search ALIST, then Vdefault_frame_alist, then the X defaults

src/frame.h

@@ -1133,6 +1133,10 @@ extern Lisp_Object display_x_get_resource (Display_Info *,
 					   Lisp_Object component,
 					   Lisp_Object subclass);
 
+#if defined HAVE_X_WINDOWS && !defined USE_X_TOOLKIT
+extern char *x_get_resource_string (const char *, const char *);
+#endif
+
 /* In xmenu.c */
 extern void set_frame_menubar (FRAME_PTR, int, int);