text: /*
   * Copyright (c) 2008, 2009, 2011 Nicira, Inc.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at:
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  #ifndef SVEC_H
  #define SVEC_H 1
  
  #include <stdbool.h>
  #include <stddef.h>
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  struct svec {
      char **names;
      size_t n;
      size_t allocated;
  };
  
  #define SVEC_EMPTY_INITIALIZER { NULL, 0, 0 }
  
  void svec_init(struct svec *);
  void svec_clone(struct svec *, const struct svec *);
  void svec_destroy(struct svec *);
  void svec_clear(struct svec *);
  bool svec_is_empty(const struct svec *);
  void svec_add(struct svec *, const char *);
  void svec_add_nocopy(struct svec *, char *);
  void svec_del(struct svec *, const char *);
  void svec_append(struct svec *, const struct svec *);
  void svec_terminate(struct svec *);
  void svec_sort(struct svec *);
  void svec_sort_unique(struct svec *);
  void svec_unique(struct svec *);
  void svec_compact(struct svec *);
  void svec_shuffle(struct svec *);
  void svec_diff(const struct svec *a, const struct svec *b,
                 struct svec *a_only, struct svec *both, struct svec *b_only);
  bool svec_contains(const struct svec *, const char *);
  bool svec_contains_unsorted(const struct svec *, const char *);
  size_t svec_find(const struct svec *, const char *);
  bool svec_is_sorted(const struct svec *);
  bool svec_is_unique(const struct svec *);
  const char *svec_get_duplicate(const struct svec *);
  void svec_swap(struct svec *a, struct svec *b);
  void svec_print(const struct svec *svec, const char *title);
  void svec_parse_words(struct svec *svec, const char *words);
  bool svec_equal(const struct svec *, const struct svec *);
  char *svec_join(const struct svec *,
                  const char *delimiter, const char *terminator);
  const char *svec_back(const struct svec *);
  void svec_pop_back(struct svec *);
  
  /* Iterates over the names in SVEC, assigning each name in turn to NAME and its
   * index to INDEX. */
  #define SVEC_FOR_EACH(INDEX, NAME, SVEC)        \
      for ((INDEX) = 0;                           \
           ((INDEX) < (SVEC)->n                   \
            ? (NAME) = (SVEC)->names[INDEX], 1    \
            : 0);                                 \
           (INDEX)++)
  
  #ifdef  __cplusplus
  }
  #endif
  
  #endif /* svec.h */
  