- dtucker@cvs.openbsd.org 2012/09/07 00:30:19

     [clientloop.c]
     Print '^Z' instead of a raw ^Z when the sequence is not supported.  ok djm@

1 files changed, 8 insertions, 3 deletions

diff --git a/clientloop.c b/clientloop.c
index 07d2c8923..20fa4b9f4 100644
--- a/clientloop.c
+++ b/clientloop.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: clientloop.c,v 1.244 2012/09/06 09:50:13 dtucker Exp $ */
+/* $OpenBSD: clientloop.c,v 1.245 2012/09/07 00:30:19 dtucker Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -1114,11 +1114,16 @@ process_escapes(Channel *c, Buffer *bin, Buffer *bout, Buffer *berr,
                         case 'Z' - 64:
                                 /* XXX support this for mux clients */
                                 if (c && c->ctl_chan != -1) {
+                                        char b[16];
  noescape:
+                                        if (ch == 'Z' - 64)
+                                                snprintf(b, sizeof b, "^Z");
+                                        else
+                                                snprintf(b, sizeof b, "%c", ch);
                                         snprintf(string, sizeof string,
-                                            "%c%c escape not available to "
+                                            "%c%s escape not available to "
                                             "multiplexed sessions\r\n",
-                                            escape_char, ch);
+                                            escape_char, b);
                                         buffer_append(berr, string,
                                             strlen(string));
                                         continue;