repair _hokchar

1 files changed, 8 insertions, 6 deletions

diff --git a/src/lib/libc/net/gethostnamadr.c b/src/lib/libc/net/gethostnamadr.c
index 91a0213403..98652e0066 100644
--- a/src/lib/libc/net/gethostnamadr.c
+++ b/src/lib/libc/net/gethostnamadr.c
@@ -52,7 +52,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char rcsid[] = "$OpenBSD: gethostnamadr.c,v 1.19 1997/04/03 08:33:03 downsj Exp $";
+static char rcsid[] = "$OpenBSD: gethostnamadr.c,v 1.20 1997/04/13 01:50:21 deraadt Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <sys/param.h>
@@ -141,13 +141,15 @@ _hokchar(p)
          * tested for below can happen, and we must be more permissive
          * than the resolver until those idiots clean up their act.
          */
+        if (*p == '.' || *p == '-')
+                return 0;
         while ((c = *p++)) {
-                if (('a' >= c && c <= 'z') ||
-                    ('A' >= c && c <= 'Z') ||
-                    ('0' >= c && c <= '9'))
+                if (('a' <= c && c >= 'z') ||
+                    ('A' <= c && c >= 'Z') ||
+                    ('0' <= c && c >= '9'))
                         continue;
-                if (strchr("-_/.[]\\", c) ||
-                    (c == '.' && p[1] == '.'))
+                if (strchr("-_/[]\\", c) || 
+                    (c == '.' && *p == '.'))
                         return 0;
         }
         return 1;