convert to_get_section_table

2014-02-19  Tom Tromey  <tromey@redhat.com>

	* target-delegates.c: Rebuild.
	* target.c (target_get_section_table): Unconditionally delegate.
	* target.h (struct target_ops) <to_get_section_table>: Use
	TARGET_DEFAULT_RETURN.

4 files changed, 26 insertions, 8 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 2512cbc..c9b2017 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,6 +1,13 @@
 2014-02-19  Tom Tromey  <tromey@redhat.com>
 
 	* target-delegates.c: Rebuild.
+	* target.c (target_get_section_table): Unconditionally delegate.
+	* target.h (struct target_ops) <to_get_section_table>: Use
+	TARGET_DEFAULT_RETURN.
+
+2014-02-19  Tom Tromey  <tromey@redhat.com>
+
+	* target-delegates.c: Rebuild.
 	* target.c (target_pid_to_str): Unconditionally delegate.
 	(init_dummy_target): Don't initialize to_pid_to_str.
 	(default_pid_to_str): Rename from dummy_pid_to_str.
diff --git a/gdb/target-delegates.c b/gdb/target-delegates.c
index fe827fa..03e0030 100644
--- a/gdb/target-delegates.c
+++ b/gdb/target-delegates.c
@@ -630,6 +630,19 @@ tdefault_log_command (struct target_ops *self, const char *arg1)
 {
 }
 
+static struct target_section_table *
+delegate_get_section_table (struct target_ops *self)
+{
+  self = self->beneath;
+  return self->to_get_section_table (self);
+}
+
+static struct target_section_table *
+tdefault_get_section_table (struct target_ops *self)
+{
+  return 0;
+}
+
 static int
 delegate_can_async_p (struct target_ops *self)
 {
@@ -1319,6 +1332,8 @@ install_delegators (struct target_ops *ops)
     ops->to_pid_to_exec_file = delegate_pid_to_exec_file;
   if (ops->to_log_command == NULL)
     ops->to_log_command = delegate_log_command;
+  if (ops->to_get_section_table == NULL)
+    ops->to_get_section_table = delegate_get_section_table;
   if (ops->to_can_async_p == NULL)
     ops->to_can_async_p = delegate_can_async_p;
   if (ops->to_is_async_p == NULL)
@@ -1474,6 +1489,7 @@ install_dummy_methods (struct target_ops *ops)
   ops->to_rcmd = default_rcmd;
   ops->to_pid_to_exec_file = tdefault_pid_to_exec_file;
   ops->to_log_command = tdefault_log_command;
+  ops->to_get_section_table = tdefault_get_section_table;
   ops->to_can_async_p = find_default_can_async_p;
   ops->to_is_async_p = find_default_is_async_p;
   ops->to_async = tdefault_async;
diff --git a/gdb/target.c b/gdb/target.c
index 53a8e2b..a639861 100644
--- a/gdb/target.c
+++ b/gdb/target.c
@@ -1088,16 +1088,10 @@ done:
 struct target_section_table *
 target_get_section_table (struct target_ops *target)
 {
-  struct target_ops *t;
-
   if (targetdebug)
     fprintf_unfiltered (gdb_stdlog, "target_get_section_table ()\n");
 
-  for (t = target; t != NULL; t = t->beneath)
-    if (t->to_get_section_table != NULL)
-      return (*t->to_get_section_table) (t);
-
-  return NULL;
+  return (*target->to_get_section_table) (target);
 }
 
 /* Find a section containing ADDR.  */
diff --git a/gdb/target.h b/gdb/target.h
index 29d210a..38046eb 100644
--- a/gdb/target.h
+++ b/gdb/target.h
@@ -576,7 +576,8 @@ struct target_ops
       TARGET_DEFAULT_RETURN (0);
     void (*to_log_command) (struct target_ops *, const char *)
       TARGET_DEFAULT_IGNORE ();
-    struct target_section_table *(*to_get_section_table) (struct target_ops *);
+    struct target_section_table *(*to_get_section_table) (struct target_ops *)
+      TARGET_DEFAULT_RETURN (0);
     enum strata to_stratum;
     int (*to_has_all_memory) (struct target_ops *);
     int (*to_has_memory) (struct target_ops *);