Ooops. Add struct r_debug, from powerpc.

src/include/link.h

@@ -1,4 +1,4 @@
-/*	$OpenBSD: link.h,v 1.6 2001/05/31 14:04:52 art Exp $	*/
+/*	$OpenBSD: link.h,v 1.7 2001/06/08 07:00:48 art Exp $	*/
 /*	$NetBSD: link.h,v 1.10 1996/01/09 00:00:11 pk Exp $	*/
 
 /*
@@ -42,6 +42,8 @@
 #ifndef _LINK_H_
 #define _LINK_H_
 
+#include <sys/exec_elf.h>
+
 /* XXXART - ? */
 #ifndef DT_PROCNUM
 #define DT_PROCNUM 0
@@ -168,6 +170,38 @@ struct so_debug {
 	struct rt_symbol *dd_cc;	/* Allocated commons/copied data */
 };
 
+/*
+ *	Debug rendezvous struct. Pointer to this is set up in the
+ *	target code pointed by the DT_MIPS_RLD_MAP tag. If it is
+ *	defined.
+ */
+
+struct r_debug {
+	int	r_version;		/* Protocol version. */
+	struct link_map *r_map;		/* Head of list of loaded objects. */
+
+	/*
+	 * This is the address of a function internal to the run-time linker,
+	 * that will always be called when the linker begins to map in a
+	 * library or unmap it, and again when the mapping change is complete.
+	 * The debugger can set a breakpoint at this address if it wants to
+	 * notice shared object mapping changes.
+	 */
+	Elf_Addr r_brk;
+	enum {
+		/*
+		 * This state value describes the mapping change taking place
+		 * when the `r_brk' address is called.
+		 */
+		RT_CONSISTENT,		/* Mapping change is complete.  */
+		RT_ADD,			/* Adding a new object.  */
+		RT_DELETE,		/* Removing an object mapping.  */
+	} r_state;
+
+	Elf_Addr r_ldbase;		/* Base address the linker is loaded at.  */
+};
+
+
 /*
  * Entry points into ld.so - user interface to the run-time linker.
  */