* vm_backtrace.c, include/ruby/debug.h: add new APIs

* VALUE rb_profile_frame_method_name(VALUE frame)
* VALUE rb_profile_frame_qualified_method_name(VALUE frame)
* iseq.c (rb_iseq_klass), internal.h: add new internal function
  rb_iseq_method_name().
* ext/-test-/debug/profile_frames.c (profile_frames),
  test/-ext-/debug/test_profile_frames.rb: add a test.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43199 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 14 insertions, 0 deletions

diff --git a/iseq.c b/iseq.c
index a06a0a915f..8545e6c881 100644
--- a/iseq.c
+++ b/iseq.c
@@ -959,6 +959,20 @@ rb_iseq_klass(VALUE self)
     return iseq->local_iseq->klass;
 }
 
+VALUE
+rb_iseq_method_name(VALUE self)
+{
+    rb_iseq_t *iseq, *local_iseq;
+    GetISeqPtr(self, iseq);
+    local_iseq = iseq->local_iseq;
+    if (local_iseq->type == ISEQ_TYPE_METHOD) {
+	return local_iseq->location.base_label;
+    }
+    else {
+	return Qnil;
+    }
+}
+
 static
 VALUE iseq_data_to_ary(rb_iseq_t *iseq);