1#ifndef ATTR_H 2#define ATTR_H 3 4/* An attribute is a pointer to this opaque structure */ 5struct git_attr; 6 7/* opaque structures used internally for attribute collection */ 8struct all_attrs_item; 9struct attr_stack; 10 11/* 12 * Given a string, return the gitattribute object that 13 * corresponds to it. 14 */ 15const struct git_attr *git_attr(const char *); 16 17/* Internal use */ 18extern const char git_attr__true[]; 19extern const char git_attr__false[]; 20 21/* For public to check git_attr_check results */ 22#define ATTR_TRUE(v) ((v) == git_attr__true) 23#define ATTR_FALSE(v) ((v) == git_attr__false) 24#define ATTR_UNSET(v) ((v) == NULL) 25 26/* 27 * Send one or more git_attr_check to git_check_attrs(), and 28 * each 'value' member tells what its value is. 29 * Unset one is returned as NULL. 30 */ 31struct attr_check_item { 32 const struct git_attr *attr; 33 const char *value; 34}; 35 36struct attr_check { 37 int nr; 38 int alloc; 39 struct attr_check_item *items; 40 int all_attrs_nr; 41 struct all_attrs_item *all_attrs; 42 struct attr_stack *stack; 43}; 44 45extern struct attr_check *attr_check_alloc(void); 46extern struct attr_check *attr_check_initl(const char *, ...); 47 48extern struct attr_check_item *attr_check_append(struct attr_check *check, 49 const struct git_attr *attr); 50 51extern void attr_check_reset(struct attr_check *check); 52extern void attr_check_clear(struct attr_check *check); 53extern void attr_check_free(struct attr_check *check); 54 55/* 56 * Return the name of the attribute represented by the argument. The 57 * return value is a pointer to a null-delimited string that is part 58 * of the internal data structure; it should not be modified or freed. 59 */ 60extern const char *git_attr_name(const struct git_attr *); 61 62extern int git_check_attr(const char *path, struct attr_check *check); 63 64/* 65 * Retrieve all attributes that apply to the specified path. 66 * check holds the attributes and their values. 67 */ 68extern void git_all_attrs(const char *path, struct attr_check *check); 69 70enum git_attr_direction { 71 GIT_ATTR_CHECKIN, 72 GIT_ATTR_CHECKOUT, 73 GIT_ATTR_INDEX 74}; 75void git_attr_set_direction(enum git_attr_direction new_direction, 76 struct index_state *istate); 77 78extern void attr_start(void); 79 80#endif /* ATTR_H */