If the ioctl fails to tell us the winsize, default to 79.

 -Erik

1 files changed, 4 insertions, 1 deletions

diff --git a/shell/cmdedit.c b/shell/cmdedit.c
index 9c2facc7b..169032697 100644
--- a/shell/cmdedit.c
+++ b/shell/cmdedit.c
@@ -136,11 +136,14 @@ static void win_changed(int nsig)
         struct winsize win = { 0, 0, 0, 0 };
         static __sighandler_t previous_SIGWINCH_handler; /* for reset */
 
-           /* emulate signal call if not called as a sig handler */
+        /* emulate signal call if not called as a sig handler */
         if(nsig == -SIGWINCH || nsig == SIGWINCH) {
                 ioctl(0, TIOCGWINSZ, &win);
                 if (win.ws_col > 0) {
                         cmdedit_setwidth( win.ws_col, nsig == SIGWINCH );
+                } else {
+                        /* Default to 79 if their console doesn't want to share */
+                        cmdedit_setwidth( 79, nsig == SIGWINCH );
                 }
         }