diff options
| -rw-r--r-- | subx/003trace.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/subx/003trace.cc b/subx/003trace.cc index f5969de6..84af9a4a 100644 --- a/subx/003trace.cc +++ b/subx/003trace.cc @@ -113,6 +113,7 @@ atexit(cleanup_main); // compilation units. So no extern linkage. const int Max_depth = 9999; const int Error_depth = 0; // definitely always print errors +const int Warn_depth = 1; struct trace_stream { vector<trace_line> past_lines; @@ -192,8 +193,9 @@ int Trace_errors = 0; // used only when Trace_stream is NULL #define dbg trace(0, "a") #define DUMP(label) if (Trace_stream) cerr << Trace_stream->readable_contents(label); -// Errors are a special layer. +// Errors and warnings are special layers. #define raise (!Trace_stream ? (++Trace_errors,cerr) /*do print*/ : Trace_stream->stream(Error_depth, "error")) +#define warn (!Trace_stream ? (++Trace_errors,cerr) /*do print*/ : Trace_stream->stream(Warn_depth, "warn")) // If we aren't yet sure how to deal with some corner case, use assert_for_now // to indicate that it isn't an inviolable invariant. #define assert_for_now assert |