1 files changed, 40 insertions, 0 deletions
diff --git a/ext/-test-/debug/profile_frames.c b/ext/-test-/debug/profile_frames.c
new file mode 100644
index 0000000000..cbabe1b015
--- /dev/null
+++ b/ext/-test-/debug/profile_frames.c
@@ -0,0 +1,40 @@
+#include "ruby/ruby.h"
+#include "ruby/debug.h"
+
+#define MAX_BUF_SIZE 0x100
+
+static VALUE
+profile_frames(VALUE self, VALUE start_v, VALUE num_v)
+{
+    int i, collected_size;
+    int start = NUM2INT(start_v);
+    int buff_size = NUM2INT(num_v);
+    VALUE buff[MAX_BUF_SIZE];
+    int lines[MAX_BUF_SIZE];
+    VALUE result = rb_ary_new();
+
+    if (buff_size > MAX_BUF_SIZE) rb_raise(rb_eRuntimeError, "too long buff_size");
+
+    collected_size = rb_profile_frames(start, buff_size, buff, lines);
+
+    for (i=0; i<collected_size; i++) {
+	VALUE ary = rb_ary_new();
+	rb_ary_push(ary, rb_profile_frame_path(buff[i]));
+	rb_ary_push(ary, rb_profile_frame_absolute_path(buff[i]));
+	rb_ary_push(ary, rb_profile_frame_label(buff[i]));
+	rb_ary_push(ary, rb_profile_frame_base_label(buff[i]));
+	rb_ary_push(ary, rb_profile_frame_first_lineno(buff[i]));
+	rb_ary_push(ary, rb_profile_frame_classpath(buff[i]));
+	rb_ary_push(ary, rb_profile_frame_singleton_method_p(buff[i]));
+
+	rb_ary_push(result, ary);
+    }
+
+    return result;
+}
+
+void
+Init_profile_frames(VALUE klass)
+{
+    rb_define_module_function(klass, "profile_frames", profile_frames, 2);
+}