Implement -var-info-path-expression.

	* mi/mi-cmds.h (mi_cmd_var_info_path_expression):
	Declare.
	* mi/mi-cmds.c (mi_cmds): Register var-info-path-expression.
	* mi/mi-cmd-var.c (mi_cmd_var_info_path_expression): New.
	* varobj.c (struct varobj): New field 'path_expr'.
	(c_path_expr_of_child, cplus_path_expr_of_child)
	(java_path_expr_of_child): New.
	(struct language_specific): New field path_expr_of_child.
	(varobj_create): Initialize the path_expr field.
	(varobj_get_path_expr): New.
	(new_variable): Initialize the path_expr field.
	(free_variable): Free the path_expr field.
	(adjust_value_for_children_access): New parameter
	WAS_TYPE.
	(c_number_of_children): Adjust.
	(c_describe_child): New parameter CFULL_EXPRESSION.
	Compute full expression.
	(c_value_of_child, c_type_of_child): Adjust.
	(cplus_number_of_children): Adjust.
	(cplus_describe_child): New parameter CFULL_EXPRESSION.
	Compute full expression.
	(cplus_name_of_child, cplus_value_of_child)
	(cplus_type_of_child): Adjust.
	* varobj.h (varobj_get_path_expr): Declare.

1 files changed, 21 insertions, 0 deletions

diff --git a/gdb/mi/mi-cmd-var.c b/gdb/mi/mi-cmd-var.c
index 05fe7a9..213681e 100644
--- a/gdb/mi/mi-cmd-var.c
+++ b/gdb/mi/mi-cmd-var.c
@@ -413,6 +413,27 @@ mi_cmd_var_info_type (char *command, char **argv, int argc)
 }
 
 enum mi_cmd_result
+mi_cmd_var_info_path_expression (char *command, char **argv, int argc)
+{
+  struct varobj *var;
+  char *path_expr;
+
+  if (argc != 1)
+    error (_("Usage: NAME."));
+
+  /* Get varobj handle, if a valid var obj name was specified.  */
+  var = varobj_get_handle (argv[0]);
+  if (var == NULL)
+    error (_("Variable object not found"));
+  
+  path_expr = varobj_get_path_expr (var);
+
+  ui_out_field_string (uiout, "path_expr", path_expr);
+
+  return MI_CMD_DONE;
+}
+
+enum mi_cmd_result
 mi_cmd_var_info_expression (char *command, char **argv, int argc)
 {
   enum varobj_languages lang;