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[RFA] Fix thinko in frame_debug_got_null_frame


All uses of frame_debug in frame.c output to gdb_stdlog,
so I don't see that there's any real point in having
frame_debug_got_null_frame take a file arg.

Still, maybe there's a reason for keeping the `file' arg.

Which patch do you prefer?  I like the first patch, deleting `file'.

2008-11-17  Doug Evans  <dje@google.com>

	* frame.c (frame_debug_got_null_frame): Remove file arg.
	All callers updated.

Index: frame.c
===================================================================
RCS file: /cvs/src/src/gdb/frame.c,v
retrieving revision 1.255
diff -u -p -r1.255 frame.c
--- frame.c	24 Sep 2008 12:59:49 -0000	1.255
+++ frame.c	17 Nov 2008 23:55:42 -0000
@@ -1392,8 +1392,7 @@ get_prev_frame_1 (struct frame_info *thi
 /* Debug routine to print a NULL frame being returned.  */
 
 static void
-frame_debug_got_null_frame (struct ui_file *file,
-			    struct frame_info *this_frame,
+frame_debug_got_null_frame (struct frame_info *this_frame,
 			    const char *reason)
 {
   if (frame_debug)
@@ -1482,7 +1481,7 @@ get_prev_frame (struct frame_info *this_
 
          Per the above, this code shouldn't even be called with a NULL
          THIS_FRAME.  */
-      frame_debug_got_null_frame (gdb_stdlog, this_frame, "this_frame NULL");
+      frame_debug_got_null_frame (this_frame, "this_frame NULL");
       return current_frame;
     }
 
@@ -1510,7 +1509,7 @@ get_prev_frame (struct frame_info *this_
        user later decides to enable unwinds past main(), that will
        automatically happen.  */
     {
-      frame_debug_got_null_frame (gdb_stdlog, this_frame, "inside main func");
+      frame_debug_got_null_frame (this_frame, "inside main func");
       return NULL;
     }
 
@@ -1521,8 +1520,7 @@ get_prev_frame (struct frame_info *this_
      frame.  */
   if (this_frame->level + 2 > backtrace_limit)
     {
-      frame_debug_got_null_frame (gdb_stdlog, this_frame,
-				  "backtrace limit exceeded");
+      frame_debug_got_null_frame (this_frame, "backtrace limit exceeded");
       return NULL;
     }
 
@@ -1552,7 +1550,7 @@ get_prev_frame (struct frame_info *this_
       && get_frame_type (this_frame) != DUMMY_FRAME && this_frame->level >= 0
       && inside_entry_func (this_frame))
     {
-      frame_debug_got_null_frame (gdb_stdlog, this_frame, "inside entry func");
+      frame_debug_got_null_frame (this_frame, "inside entry func");
       return NULL;
     }
 
@@ -1564,7 +1562,7 @@ get_prev_frame (struct frame_info *this_
       && get_frame_type (get_next_frame (this_frame)) == NORMAL_FRAME
       && get_frame_pc (this_frame) == 0)
     {
-      frame_debug_got_null_frame (gdb_stdlog, this_frame, "zero PC");
+      frame_debug_got_null_frame (this_frame, "zero PC");
       return NULL;
     }
 


--- or ...

2008-11-17  Doug Evans  <dje@google.com>

	* frame.c (frame_debug_got_null_frame): Use `file' arg, not gdb_stdlog.

Index: frame.c
===================================================================
RCS file: /cvs/src/src/gdb/frame.c,v
retrieving revision 1.255
diff -u -p -u -p -r1.255 frame.c
--- frame.c	24 Sep 2008 12:59:49 -0000	1.255
+++ frame.c	17 Nov 2008 23:39:47 -0000
@@ -1398,12 +1399,12 @@ frame_debug_got_null_frame (struct ui_fi
 {
   if (frame_debug)
     {
-      fprintf_unfiltered (gdb_stdlog, "{ get_prev_frame (this_frame=");
+      fprintf_unfiltered (file, "{ get_prev_frame (this_frame=");
       if (this_frame != NULL)
-	fprintf_unfiltered (gdb_stdlog, "%d", this_frame->level);
+	fprintf_unfiltered (file, "%d", this_frame->level);
       else
-	fprintf_unfiltered (gdb_stdlog, "<NULL>");
-      fprintf_unfiltered (gdb_stdlog, ") -> // %s}\n", reason);
+	fprintf_unfiltered (file, "<NULL>");
+      fprintf_unfiltered (file, ") -> // %s}\n", reason);
     }
 }
 


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