X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/c6b1772473d0a26faa22464df98718d0d0ae2e2e..0906b12cd56f9777fb684b8a257a0e56c090a93c:/src/getargs.h

diff --git a/src/getargs.h b/src/getargs.h
index 4eb39812..3c081fe3 100644
--- a/src/getargs.h
+++ b/src/getargs.h
@@ -108,6 +108,18 @@ enum trace
 /** What debug items bison displays during its run.  */
 extern int trace_flag;
 
+/*-------------.
+| --features.  |
+`-------------*/
+
+enum feature
+  {
+    feature_none  = 0,         /**< No additional feature.  */
+    feature_caret = 1 << 0,    /**< Enhance the output of errors with carets.  */
+    feature_all   = ~0         /**< All above features.  */
+  };
+/** What additional features to use.  */
+extern int feature_flag;
 
 /** Process the command line arguments.
  *