hash: check insertion for memory exhaustion.

	* src/uniqstr.c (uniqstr_new): New.

diff --git a/ChangeLog b/ChangeLog
index c3333b9c797a81c9cc3ca22b9c60215dd5a2639e..fd8efe91a1fde99f3138b50096c87f8fae530d59 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-06-25  Akim Demaille  <demaille@gostai.com>
+
+       hash: check insertion for memory exhaustion.
+       * src/uniqstr.c (uniqstr_new): New.
+

 2009-06-11  Akim Demaille  <demaille@gostai.com>
 
        style changes.
 2009-06-11  Akim Demaille  <demaille@gostai.com>
 
        style changes.

diff --git a/src/uniqstr.c b/src/uniqstr.c
index 644477bed20a89801e5782082c3ccbc245cd4712..78b8a98d1aa99e2876b01151fb562034ae015120 100644 (file)
--- a/src/uniqstr.c
+++ b/src/uniqstr.c
@@ -1,6 +1,6 @@
 /* Keep a unique copy of strings.
 
 /* Keep a unique copy of strings.
 

-   Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003, 2004, 2005, 2009 Free Software Foundation, Inc.

 
    This file is part of Bison, the GNU Compiler Compiler.
 
 
    This file is part of Bison, the GNU Compiler Compiler.
 


@@ -47,7 +47,8 @@ uniqstr_new (char const *str)
     {
       /* First insertion in the hash. */
       res = xstrdup (str);
     {
       /* First insertion in the hash. */
       res = xstrdup (str);

-      hash_insert (uniqstrs_table, res);
+      if (!hash_insert (uniqstrs_table, res))
+        xalloc_die ();

     }
   return res;
 }
     }
   return res;
 }