- dtucker@cvs.openbsd.org 2005/04/23 23:43:47

     [readpass.c]
     Add debug message if read_passphrase can't open /dev/tty; bz #471;
     ok djm@

1 files changed, 6 insertions, 2 deletions

diff --git a/readpass.c b/readpass.c
index c2bacdcd4..a193d0368 100644
--- a/readpass.c
+++ b/readpass.c
@@ -23,7 +23,7 @@
  */
 
 #include "includes.h"
-RCSID("$OpenBSD: readpass.c,v 1.31 2004/10/29 22:53:56 djm Exp $");
+RCSID("$OpenBSD: readpass.c,v 1.32 2005/04/23 23:43:47 dtucker Exp $");
 
 #include "xmalloc.h"
 #include "misc.h"
@@ -107,14 +107,18 @@ read_passphrase(const char *prompt, int flags)
                 use_askpass = 1;
         else if (flags & RP_ALLOW_STDIN) {
                 if (!isatty(STDIN_FILENO))
+                        debug("read_passphrase: stdin is not a tty");
                         use_askpass = 1;
         } else {
                 rppflags |= RPP_REQUIRE_TTY;
                 ttyfd = open(_PATH_TTY, O_RDWR);
                 if (ttyfd >= 0)
                         close(ttyfd);
-                else
+                else {
+                        debug("read_passphrase: can't open %s: %s", _PATH_TTY,
+                            strerror(errno));
                         use_askpass = 1;
+                }
         }
 
         if ((flags & RP_USE_ASKPASS) && getenv("DISPLAY") == NULL)