Implement -trace-find.

[deliverable/binutils-gdb.git] / gdb / target.h

diff --git a/gdb/target.h b/gdb/target.h
index 2b21f0f7346a8284ad7812d70280c3416340e199..46f5e7ed3de76f160163b4a01becda12d0c10172 100644 (file)
--- a/gdb/target.h
+++ b/gdb/target.h
@@ -643,7 +643,8 @@ struct target_ops
    /* Ask the target to find a trace frame of the given type TYPE,
       using NUM, ADDR1, and ADDR2 as search parameters.  Returns the
       number of the trace frame, and also the tracepoint number at
-      TPP.  */
+      TPP.  If no trace frame matches, return -1. May throw if the
+      operation fails.  */
     int (*to_trace_find) (enum trace_find_type type, int num,
                          ULONGEST addr1, ULONGEST addr2, int *tpp);