nobu	2017-05-31 11:42:10 +0900 (Wed, 31 May 2017)

  New Revision: 58974

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=58974

  Log:
    lldb_cruby.py: eval outside frames
    
    * misc/lldb_cruby.py (lldb_rp): evaluate without frames when no
      process is running, and show error messages.

  Modified files:
    trunk/misc/lldb_cruby.py
Index: misc/lldb_cruby.py
===================================================================
--- misc/lldb_cruby.py	(revision 58973)
+++ misc/lldb_cruby.py	(revision 58974)
@@ -48,7 +48,14 @@ def lldb_rp(debugger, command, result, i https://github.com/ruby/ruby/blob/trunk/misc/lldb_cruby.py#L48
     process = target.GetProcess()
     thread = process.GetSelectedThread()
     frame = thread.GetSelectedFrame()
-    val = frame.EvaluateExpression(command)
+    if frame.IsValid():
+        val = frame.EvaluateExpression(command)
+    else:
+        val = target.EvaluateExpression(command)
+    error = val.GetError()
+    if error.Fail():
+        print >> result, error
+        return
     num = val.GetValueAsSigned()
     if num == RUBY_Qfalse:
         print >> result, 'false'
@@ -57,7 +64,7 @@ def lldb_rp(debugger, command, result, i https://github.com/ruby/ruby/blob/trunk/misc/lldb_cruby.py#L64
     elif num == RUBY_Qnil:
         print >> result, 'nil'
     elif num == RUBY_Qundef:
-        print >> result, 'Qundef'
+        print >> result, 'undef'
     elif fixnum_p(num):
         print >> result, num >> 1
     elif flonum_p(num):

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