3 files changed, 6 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index b2fab4ac0f..12186622c8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Sep  9 13:10:41 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* st.c (st_free_table): constified.
+
 Wed Sep  9 13:09:07 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* dir.c (dir_data_type): typed.
diff --git a/include/ruby/st.h b/include/ruby/st.h
index f9c572e10c..412a0129c7 100644
--- a/include/ruby/st.h
+++ b/include/ruby/st.h
@@ -107,7 +107,7 @@ int st_numcmp(st_data_t, st_data_t);
 st_index_t st_numhash(st_data_t);
 int st_strcasecmp(const char *s1, const char *s2);
 int st_strncasecmp(const char *s1, const char *s2, size_t n);
-size_t st_memsize(st_table *);
+size_t st_memsize(const st_table *);
 
 #if defined(__cplusplus)
 #if 0
diff --git a/st.c b/st.c
index 837fa97fe4..9326e6f1a5 100644
--- a/st.c
+++ b/st.c
@@ -256,7 +256,7 @@ st_free_table(st_table *table)
 }
 
 size_t
-st_memsize(st_table *table)
+st_memsize(const st_table *table)
 {
     if (table->entries_packed) {
 	return table->num_bins * sizeof (void *) + sizeof(st_table);