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-rw-r--r--locale/locfile-hash.c254
1 files changed, 0 insertions, 254 deletions
diff --git a/locale/locfile-hash.c b/locale/locfile-hash.c
deleted file mode 100644
index d977822664..0000000000
--- a/locale/locfile-hash.c
+++ /dev/null
@@ -1,254 +0,0 @@
-/* Copyright (C) 1995 Free Software Foundation, Inc.
-
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Library General Public License as
-published by the Free Software Foundation; either version 2 of the
-License, or (at your option) any later version.
-
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public
-License along with the GNU C Library; see the file COPYING.LIB.  If
-not, write to the Free Software Foundation, Inc., 675 Mass Ave,
-Cambridge, MA 02139, USA.  */
-
-#include <obstack.h>
-#include <stdlib.h>
-#include <string.h>
-#include <values.h>
-
-#include "hash.h"
-
-#define obstack_chunk_alloc xmalloc
-#define obstack_chunk_free free
-
-void *xmalloc (size_t n);
-
-typedef struct hash_entry
-  {
-    int used;
-    char *key;
-    void *data;
-    struct hash_entry *next;
-  }
-hash_entry;
-
-/* Prototypes for local functions.  */
-static size_t lookup (hash_table *htab, const char *key, size_t keylen,
-		      unsigned long hval);
-static unsigned long compute_hashval(const char *key, size_t keylen);
-static unsigned long next_prime(unsigned long seed);
-static int is_prime(unsigned long candidate);
-
-
-int
-init_hash(hash_table *htab, unsigned long init_size)
-{
-  /* We need the size to be a prime.  */
-  init_size = next_prime (init_size);
-
-  /* Initialize the data structure.  */
-  htab->size = init_size;
-  htab->filled = 0;
-  htab->first = NULL;
-  htab->table = calloc (init_size + 1, sizeof (hash_entry));
-  obstack_init (&htab->mem_pool);
-
-  return htab->table == NULL;
-}
-
-
-int
-delete_hash(hash_table *htab)
-{
-  free (htab->table);
-  obstack_free (&htab->mem_pool, NULL);
-  return 0;
-}
-
-
-int
-insert_entry (hash_table *htab, const char *key, size_t keylen, void *data)
-{
-  unsigned long hval = compute_hashval (key, keylen);
-  hash_entry *table = (hash_entry *) htab->table;
-  size_t idx = lookup (htab, key, keylen, hval);
-
-  if (table[idx].used)
-    /* We don't want to overwrite the old value.  */
-    return 1;
-  else
-    {
-      hash_entry **p;
-
-      /* An empty bucket has been found.  */
-      table[idx].used = hval;
-      table[idx].key = obstack_copy0 (&htab->mem_pool, key, keylen);
-      table[idx].data = data;
-
-      /* List the new value in the ordered list.  */
-      for (p = (hash_entry **) &htab->first; *p != NULL && (*p)->data < data;
-	   p = &(*p)->next);
-      if (*p == NULL || (*p)->data > data)
-	/* Insert new value in the list.  */
-	{
-	  table[idx].next = *p;
-	  *p = &table[idx];
-	}
-
-      ++htab->filled;
-      if (100 * htab->filled > 90 * htab->size)
-	{
-	  /* Resize the table.  */
-	  unsigned long old_size = htab->size;
-
-	  htab->size = next_prime (htab->size * 2);
-	  htab->filled = 0;
-	  htab->first = NULL;
-	  htab->table = calloc (htab->size, sizeof (hash_entry));
-
-	  for (idx = 1; idx <= old_size; ++idx)
-	    if (table[idx].used)
-	      insert_entry (htab, table[idx].key, strlen(table[idx].key),
-			    table[idx].data);
-
-	  free (table);
-	}
-      return 0;
-    }
-  /* NOTREACHED */
-}
-
-
-int
-find_entry (hash_table *htab, const char *key, size_t keylen, void **result)
-{
-  hash_entry *table = (hash_entry *) htab->table;
-  size_t idx = lookup (htab, key, keylen, compute_hashval (key, keylen));
-  int retval;
-
-  retval = table[idx].used;
-  *result = retval ? table[idx].data : NULL;
-
-  return retval;
-}
-
-
-int
-iterate_table (hash_table *htab, void **ptr, void **result)
-{
-  if (*ptr == NULL)
-    *ptr = (void *) htab->first;
-  else
-    {
-      *ptr = (void *) (((hash_entry *) *ptr)->next);
-      if (*ptr == NULL)
-	return 0;
-    }
-
-  *result = ((hash_entry *) *ptr)->data;
-  return 1;
-}
-
-
-static size_t
-lookup (hash_table *htab, const char *key, size_t keylen, unsigned long hval)
-{
-  unsigned long hash;
-  size_t idx;
-  hash_entry *table = (hash_entry *) htab->table;
-
-  /* First hash function: simply take the modul but prevent zero.  */
-  hash = 1 + hval % htab->size;
-
-  idx = hash;
-  
-  if (table[idx].used)
-    {
-      if (table[idx].used == hval && table[idx].key[keylen] == '\0'
-	  && strncmp (key, table[idx].key, keylen) == 0)
-	return idx;
-
-      /* Second hash function as suggested in [Knuth].  */
-      hash = 1 + hash % (htab->size - 2);
-
-      do
-	{
-	  if (idx <= hash)
-	    idx = htab->size + idx - hash;
-	  else
-	    idx -= hash;
-
-	  /* If entry is found use it.  */
-	  if (table[idx].used == hval && table[idx].key[keylen] == '\0'
-	      && strncmp (key, table[idx].key, keylen) == 0)
-	    return idx;
-	}
-      while (table[idx].used);
-    }
-  return idx;
-}
-
-
-static unsigned long
-compute_hashval(const char *key, size_t keylen)
-{
-  size_t cnt;
-  unsigned long hval, g;
-  /* Compute the hash value for the given string.  */
-  cnt = 0;
-  hval = keylen;
-  while (cnt < keylen)
-    {
-      hval <<= 4;
-      hval += key[cnt++];
-      g = hval & (0xfL << (LONGBITS - 4));
-      if (g != 0)
-	{
-	  hval ^= g >> (LONGBITS - 8);
-	  hval ^= g;
-	}
-    }
-  return hval;
-}
-
-
-static unsigned long
-next_prime(unsigned long seed)
-{
-  /* Make it definitely odd.  */
-  seed |= 1;
-
-  while (!is_prime (seed))
-    seed += 2;
-
-  return seed;
-}
-
-
-static int
-is_prime(unsigned long candidate)
-{
-  /* No even number and none less than 10 will be passwd here.  */
-  unsigned long div = 3;
-  unsigned long sq = div * div;
-
-  while (sq < candidate && candidate % div != 0)
-    {
-      ++div;
-      sq += 4 * div;
-      ++div;
-    }
-
-  return candidate % div != 0;
-}
-
-/*
- * Local Variables:
- *  mode:c
- *  c-basic-offset:2
- * End:
- */