kc3-lang/gnulib/lib/hashcode-named-file.c

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• Hash : a7785e69
  Author :
  Date : 2025-04-30T12:28:42
  

  Rename module hashcode-string to hashcode-string2.
  
  * lib/hashcode-string2.h: Renamed from lib/hashcode-string.h.
  * lib/hashcode-string2.c: Renamed from lib/hashcode-string.c.
  * modules/hashcode-string2: Renamed from modules/hashcode-string.
  * MODULES.html.sh: Update.
  * top/maint.mk: Update.
  * lib/hash-pjw.h: Update.
  * modules/hash-pjw: Update.
  * lib/hashcode-named-file.c: Update.
  * modules/hashcode-named-file (Depends-on): Update.
  * tests/test-hash.c: Update.
  * modules/hash-tests (Depends-on): Update.
  

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• lib/hashcode-named-file.c

• /* Hash functions for file-related triples: name, device, inode.
     Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
  
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation, either version 3 of the License, or
     (at your option) any later version.
  
     This program 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 General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  
  /* written by Jim Meyering */
  
  #include <config.h>
  
  /* Specification.  */
  #include "hashcode-file.h"
  
  #include <stdlib.h>
  #include <string.h>
  
  #include "hashcode-string2.h"
  #include "same-inode.h"
  
  #define STREQ(a, b) (strcmp (a, b) == 0)
  
  /* Hash an F_triple, and *do* consider the file name.  */
  size_t
  triple_hash (void const *x, size_t table_size)
  {
    struct F_triple const *p = x;
    size_t tmp = hash_pjw (p->name, table_size);
  
    /* Ignoring the device number here should be fine.  */
    return (tmp ^ p->st_ino) % table_size;
  }
  
  /* Compare two F_triple structs.  */
  bool
  triple_compare_ino_str (void const *x, void const *y)
  {
    struct F_triple const *a = x;
    struct F_triple const *b = y;
    return PSAME_INODE (a, b) && STREQ (a->name, b->name);
  }
  
  /* Free an F_triple.  */
  void
  triple_free (void *x)
  {
    struct F_triple *a = x;
    free (a->name);
    free (a);
  }
  

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