9base

commit f71961be90faae365d90c29f96c0c1dd309953d2
parent decec5092e45992cd0ae406d7c9ffb4ccd079bdf
Author: Kris Maglione <maglione.k@gmail.com>
Date:   Thu, 15 Oct 2009 04:12:19 -0400

Fix possible troff crash with misconfigured build
Diffstat:
M
troff/dwbinit.c
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/troff/dwbinit.c b/troff/dwbinit.c
@@ -189,7 +189,8 @@ char *DWBhome(void)
 	    if ( (home = DWBHOME) == NULL || *home == '\0' || *home == ' ' )
 		home = NULL;
 	}   /* End if */
-	home = unsharp(home);
+	if ( home != NULL )
+		home = unsharp(home);
     }	/* End if */
 
     while (home && *home == '/' && *(home +1) == '/')	/* remove extra slashes */