parsergen: add token location to tracing

When we print the look-ahead token for tracing, add the line/column
location so it can be easily cross-references to the source code.

Signed-off-by: NeilBrown <neil@brown.name>

diff --git a/csrc/parsergen.mdc b/csrc/parsergen.mdc
index fdbe0ead7ecc3d01dd080d32862ef87d296edd33..c167e0967cddac00f2fe937027ff3165b45f37bd 100644 (file)
--- a/csrc/parsergen.mdc
+++ b/csrc/parsergen.mdc
@@ -3029,7 +3029,7 @@ end inside square brackets.
                        fputs(reserved_words[tk->num], trace);
                else
                        text_dump(trace, tk->txt, 20);
                        fputs(reserved_words[tk->num], trace);
                else
                        text_dump(trace, tk->txt, 20);

-               fputs("]", trace);
+               fprintf(trace, ":%d:%d]", tk->line, tk->col);

        }
 
        void parser_trace_action(FILE *trace, char *action)
        }
 
        void parser_trace_action(FILE *trace, char *action)