X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-gethostname.c;h=3ab0b86af53b7fb3f9b0a483a978539235145a2e;hb=9cedf3e1ac7dbdddefb7e172156e9000de7d80c2;hp=ef509530baf71bd4cc5bda6b483102097fe612be;hpb=655b30edb69df6cb28a431f2b340d0683b0b1f93;p=gnulib.git

diff --git a/tests/test-gethostname.c b/tests/test-gethostname.c
index ef509530b..3ab0b86af 100644
--- a/tests/test-gethostname.c
+++ b/tests/test-gethostname.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2008 Free Software Foundation
+ * Copyright (C) 2008, 2009 Free Software Foundation
  * Written by Simon Josefsson.
  *
  * This program is free software: you can redistribute it and/or modify
@@ -17,7 +17,10 @@
 
 #include <config.h>
 
+/* Get gethostname() declaration.  */
 #include <unistd.h>
+/* Get HOST_NAME_MAX definition.  */
+#include <limits.h>
 
 #include <stdio.h>
 #include <string.h>
@@ -28,9 +31,15 @@
 int
 main (int argc, char *argv[])
 {
-  char buf[2500];
+  char buf[HOST_NAME_MAX];
   int rc;
 
+  if (strlen (NOHOSTNAME) >= HOST_NAME_MAX)
+    {
+      printf ("HOST_NAME_MAX impossibly small?! %d\n", HOST_NAME_MAX);
+      return 2;
+    }
+
   strcpy (buf, NOHOSTNAME);
 
   rc = gethostname (buf, sizeof (buf));