Comment on -^ for DOS.

diff --git a/gpsbabel/main.c b/gpsbabel/main.c
index f81790e3d43a9538c55c5f332799e1b45c617baf..4c5d9bb2063d44dd17b399b5954277608e49ef9c 100644 (file)
--- a/gpsbabel/main.c
+++ b/gpsbabel/main.c
@@ -171,6 +171,10 @@ main(int argc, char *argv[])
                                        ? argv[argn]+2 : argv[++argn];
                                global_opts.debug_level = atoi(optarg);
                                break;
+                               /*
+                                * DOS-derived systems will need to escape
+                                * this as -^^.
+                                */
                        case '^':
                                disp_formats();
                                exit(0);