X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fhash.h;h=06e303bfbff92169211debb6a32cb4211bd39127;hb=cbf7a84bcf8194d6687244fb0e0701539aeeee21;hp=572032d02ec3c192c6b4f6354a7cd4af4f175f9d;hpb=2895f9dcb663cc11cd70395c98442574bc5df5fd;p=gnulib.git

diff --git a/lib/hash.h b/lib/hash.h
index 572032d02..06e303bfb 100644
--- a/lib/hash.h
+++ b/lib/hash.h
@@ -1,5 +1,5 @@
 /* hash - hashing table processing.
-   Copyright (C) 1998-1999, 2001, 2003, 2009-2011 Free Software Foundation,
+   Copyright (C) 1998-1999, 2001, 2003, 2009-2012 Free Software Foundation,
    Inc.
    Written by Jim Meyering <meyering@ascend.com>, 1998.
 
@@ -19,7 +19,7 @@
 /* A generic hash table package.  */
 
 /* Make sure USE_OBSTACK is defined to 1 if you want the allocator to use
-   obstacks instead of malloc, and recompile `hash.c' with same setting.  */
+   obstacks instead of malloc, and recompile 'hash.c' with same setting.  */
 
 #ifndef HASH_H_
 # define HASH_H_
@@ -52,8 +52,8 @@ typedef bool (*Hash_processor) (void *, void *);
 
 struct hash_tuning
   {
-    /* This structure is mainly used for `hash_initialize', see the block
-       documentation of `hash_reset_tuning' for more complete comments.  */
+    /* This structure is mainly used for 'hash_initialize', see the block
+       documentation of 'hash_reset_tuning' for more complete comments.  */
 
     float shrink_threshold;     /* ratio of used buckets to trigger a shrink */
     float shrink_factor;        /* ratio of new smaller size to original size */
@@ -69,22 +69,22 @@ struct hash_table;
 typedef struct hash_table Hash_table;
 
 /* Information and lookup.  */
-size_t hash_get_n_buckets (const Hash_table *);
-size_t hash_get_n_buckets_used (const Hash_table *);
-size_t hash_get_n_entries (const Hash_table *);
-size_t hash_get_max_bucket_length (const Hash_table *);
-bool hash_table_ok (const Hash_table *);
+size_t hash_get_n_buckets (const Hash_table *) _GL_ATTRIBUTE_PURE;
+size_t hash_get_n_buckets_used (const Hash_table *) _GL_ATTRIBUTE_PURE;
+size_t hash_get_n_entries (const Hash_table *) _GL_ATTRIBUTE_PURE;
+size_t hash_get_max_bucket_length (const Hash_table *) _GL_ATTRIBUTE_PURE;
+bool hash_table_ok (const Hash_table *) _GL_ATTRIBUTE_PURE;
 void hash_print_statistics (const Hash_table *, FILE *);
 void *hash_lookup (const Hash_table *, const void *);
 
 /* Walking.  */
-void *hash_get_first (const Hash_table *);
+void *hash_get_first (const Hash_table *) _GL_ATTRIBUTE_PURE;
 void *hash_get_next (const Hash_table *, const void *);
 size_t hash_get_entries (const Hash_table *, void **, size_t);
 size_t hash_do_for_each (const Hash_table *, Hash_processor, void *);
 
 /* Allocation and clean-up.  */
-size_t hash_string (const char *, size_t);
+size_t hash_string (const char *, size_t) _GL_ATTRIBUTE_PURE;
 void hash_reset_tuning (Hash_tuning *);
 Hash_table *hash_initialize (size_t, const Hash_tuning *,
                              Hash_hasher, Hash_comparator,