# HG changeset patch
# User Bruno Haible <bruno@clisp.org>
# Date 1340572150 -7200
# Node ID 60367726e145cc84acbfdc0065e831c3ab950731
# Parent  17843e28426490c9b08b2f23498cdcf85c998322
ttyname_r: Fix result on OSF/1, Solaris.

* lib/ttyname_r.c (ttyname_r): Produce a NUL-terminated result.

diff --git a/ChangeLog b/ChangeLog
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2012-06-24  Bruno Haible  <bruno@clisp.org>
+
+	ttyname_r: Fix result on OSF/1, Solaris.
+	* lib/ttyname_r.c (ttyname_r): Produce a NUL-terminated result.
+
 2012-06-24  Bruno Haible  <bruno@clisp.org>
 
 	ptsname_r: Add support for Solaris.
diff --git a/lib/ttyname_r.c b/lib/ttyname_r.c
--- a/lib/ttyname_r.c
+++ b/lib/ttyname_r.c
@@ -45,7 +45,7 @@
     return err;
   if (buflen < sizeof (largerbuf))
     {
-      size_t namelen = strlen (largerbuf);
+      size_t namelen = strlen (largerbuf) + 1;
       if (namelen > buflen)
         return ERANGE;
       memcpy (buf, largerbuf, namelen);