src/wordlist.cc

   1 /*
   2  * Copyright (C) 1996-2015 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 wordlistJoin(wordlist ** list, wordlist ** wl)
  36 {
  37     while (*list)
  38         list = &(*list)->next;
  39
  40     *list = *wl;
  41
  42     *wl = NULL;
  43 }
  44
  45 void
  46 wordlistAddWl(wordlist ** list, wordlist * wl)
  47 {
  48     while (*list)
  49         list = &(*list)->next;
  50
  51     for (; wl; wl = wl->next, list = &(*list)->next) {
  52         *list = new wordlist(wl->key);
  53     }
  54 }
  55
  56 void
  57 wordlistCat(const wordlist * w, MemBuf * mb)
  58 {
  59     while (NULL != w) {
  60         mb->appendf("%s\n", w->key);
  61         w = w->next;
  62     }
  63 }
  64
  65 SBufList
  66 ToSBufList(wordlist *wl)
  67 {
  68     SBufList rv;
  69     while (wl != NULL) {
  70         rv.push_back(SBuf(wl->key));
  71         wl = wl->next;
  72     }
  73     return rv;
  74 }
  75
  76 char *
  77 wordlistChopHead(wordlist **wl)
  78 {
  79     if (*wl == nullptr)
  80         return nullptr;
  81
  82     wordlist *w = *wl;
  83     char *rv = w->key;
  84     *wl = w->next;
  85     delete w;
  86     return rv;
  87 }
  88