X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fhash.c;h=374c22681534aee7b9cd009689e408d8a59b6a0f;hb=c73a1f614a21ffe15424c52ecade7556174a071e;hp=19e593fef42f04dc106adcdb68255f3964154f7b;hpb=0c0be7e546a53f280dfedc98099cf82b6d316e8d;p=gnulib.git

diff --git a/lib/hash.c b/lib/hash.c
index 19e593fef..374c22681 100644
--- a/lib/hash.c
+++ b/lib/hash.c
@@ -1,7 +1,7 @@
 /* hash - hashing table processing.
 
-   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Free Software
-   Foundation, Inc.
+   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free
+   Software Foundation, Inc.
 
    Written by Jim Meyering, 1992.
 
@@ -29,6 +29,7 @@
 #endif
 
 #include "hash.h"
+#include "xalloc.h"
 
 #include <limits.h>
 #include <stdio.h>
@@ -399,9 +400,10 @@ hash_string (const char *string, size_t n_buckets)
   ((Byte) + ROTATE_LEFT (Value, 7))
 
   size_t value = 0;
+  unsigned char ch;
 
-  for (; *string; string++)
-    value = HASH_ONE_CHAR (value, (unsigned char) *string);
+  for (; (ch = *string); string++)
+    value = HASH_ONE_CHAR (value, ch);
   return value % n_buckets;
 
 # undef ROTATE_LEFT
@@ -419,9 +421,10 @@ size_t
 hash_string (const char *string, size_t n_buckets)
 {
   size_t value = 0;
+  unsigned char ch;
 
-  while (*string)
-    value = (value * 31 + (unsigned char) *string++) % n_buckets;
+  for (; (ch = *string); string++)
+    value = (value * 31 + ch) % n_buckets;
   return value;
 }