src/wordlist.cc

   1 /*
   2  * Copyright (C) 1996-2023 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 /* DEBUG: section 03    Configuration File Parsing */
  10
  11 #include "squid.h"
  12 #include "MemBuf.h"
  13 #include "wordlist.h"
  14
  15 void
  16 wordlistDestroy(wordlist ** list)
  17 {
  18     while (*list != nullptr) {
  19         const char *k = wordlistChopHead(list);
  20         safe_free(k);
  21     }
  22 }
  23
  24 const char *
  25 wordlistAdd(wordlist ** list, const char *key)
  26 {
  27     while (*list)
  28         list = &(*list)->next;
  29
  30     *list = new wordlist(key);
  31     return (*list)->key;
  32 }
  33
  34 void
  35 wordlistCat(const wordlist * w, MemBuf * mb)
  36 {
  37     for (const auto &word: *w)
  38         mb->appendf("%s\n", word);
  39 }
  40
  41 char *
  42 wordlistChopHead(wordlist **wl)
  43 {
  44     if (*wl == nullptr)
  45         return nullptr;
  46
  47     wordlist *w = *wl;
  48     char *rv = w->key;
  49     *wl = w->next;
  50     delete w;
  51     return rv;
  52 }
  53