git-commit-vandalism/string-list.h
Jay Soffian c6f5a7a916 string-list: new for_each_string_list() function
Add a convenience function for iterating over a string_list's items via
a callback.

Signed-off-by: Jay Soffian <jaysoffian@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-27 15:19:08 -08:00

43 lines
1.7 KiB
C

#ifndef PATH_LIST_H
#define PATH_LIST_H
struct string_list_item {
char *string;
void *util;
};
struct string_list
{
struct string_list_item *items;
unsigned int nr, alloc;
unsigned int strdup_strings:1;
};
void print_string_list(const char *text, const struct string_list *p);
void string_list_clear(struct string_list *list, int free_util);
/* Use this function to call a custom clear function on each util pointer */
/* The string associated with the util pointer is passed as the second argument */
typedef void (*string_list_clear_func_t)(void *p, const char *str);
void string_list_clear_func(struct string_list *list, string_list_clear_func_t clearfunc);
/* Use this function to iterate over each item */
typedef int (*string_list_each_func_t)(struct string_list_item *, void *);
int for_each_string_list(string_list_each_func_t,
struct string_list *list, void *cb_data);
/* Use these functions only on sorted lists: */
int string_list_has_string(const struct string_list *list, const char *string);
int string_list_find_insert_index(const struct string_list *list, const char *string,
int negative_existing_index);
struct string_list_item *string_list_insert(const char *string, struct string_list *list);
struct string_list_item *string_list_insert_at_index(int insert_at,
const char *string, struct string_list *list);
struct string_list_item *string_list_lookup(const char *string, struct string_list *list);
/* Use these functions only on unsorted lists: */
struct string_list_item *string_list_append(const char *string, struct string_list *list);
void sort_string_list(struct string_list *list);
int unsorted_string_list_has_string(struct string_list *list, const char *string);
#endif /* PATH_LIST_H */