The fourth batch for 1.8.0
[git/git.git] / string-list.h
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1#ifndef STRING_LIST_H
2#define STRING_LIST_H
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3
4struct string_list_item {
5 char *string;
6 void *util;
7};
9cba13ca 8struct string_list {
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9 struct string_list_item *items;
10 unsigned int nr, alloc;
11 unsigned int strdup_strings:1;
12};
13
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14#define STRING_LIST_INIT_NODUP { NULL, 0, 0, 0 }
15#define STRING_LIST_INIT_DUP { NULL, 0, 0, 1 }
16
cb944f6b 17void print_string_list(const struct string_list *p, const char *text);
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18void string_list_clear(struct string_list *list, int free_util);
19
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20/* Use this function to call a custom clear function on each util pointer */
21/* The string associated with the util pointer is passed as the second argument */
22typedef void (*string_list_clear_func_t)(void *p, const char *str);
23void string_list_clear_func(struct string_list *list, string_list_clear_func_t clearfunc);
24
8d31635c 25/* Use this function or the macro below to iterate over each item */
c6f5a7a9 26typedef int (*string_list_each_func_t)(struct string_list_item *, void *);
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27int for_each_string_list(struct string_list *list,
28 string_list_each_func_t, void *cb_data);
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29#define for_each_string_list_item(item,list) \
30 for (item = (list)->items; item < (list)->items + (list)->nr; ++item)
c6f5a7a9 31
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32/* Use these functions only on sorted lists: */
33int string_list_has_string(const struct string_list *list, const char *string);
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34int string_list_find_insert_index(const struct string_list *list, const char *string,
35 int negative_existing_index);
78a395d3 36struct string_list_item *string_list_insert(struct string_list *list, const char *string);
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37struct string_list_item *string_list_insert_at_index(struct string_list *list,
38 int insert_at, const char *string);
e8c8b713 39struct string_list_item *string_list_lookup(struct string_list *list, const char *string);
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40
41/* Use these functions only on unsorted lists: */
1d2f80fa 42struct string_list_item *string_list_append(struct string_list *list, const char *string);
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43void sort_string_list(struct string_list *list);
44int unsorted_string_list_has_string(struct string_list *list, const char *string);
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45struct string_list_item *unsorted_string_list_lookup(struct string_list *list,
46 const char *string);
86d4b528 47void unsorted_string_list_delete_item(struct string_list *list, int i, int free_util);
0afcb5f7 48#endif /* STRING_LIST_H */