strbuf_addch: avoid calling strbuf_grow
[git/raj.git] / attr.h
blob8b08d33af84ebbb376a69d85f3db6c03eeb78a63
1 #ifndef ATTR_H
2 #define ATTR_H
4 /* An attribute is a pointer to this opaque structure */
5 struct git_attr;
7 /*
8 * Given a string, return the gitattribute object that
9 * corresponds to it.
11 struct git_attr *git_attr(const char *);
13 /* Internal use */
14 extern const char git_attr__true[];
15 extern const char git_attr__false[];
17 /* For public to check git_attr_check results */
18 #define ATTR_TRUE(v) ((v) == git_attr__true)
19 #define ATTR_FALSE(v) ((v) == git_attr__false)
20 #define ATTR_UNSET(v) ((v) == NULL)
23 * Send one or more git_attr_check to git_check_attr(), and
24 * each 'value' member tells what its value is.
25 * Unset one is returned as NULL.
27 struct git_attr_check {
28 struct git_attr *attr;
29 const char *value;
33 * Return the name of the attribute represented by the argument. The
34 * return value is a pointer to a null-delimited string that is part
35 * of the internal data structure; it should not be modified or freed.
37 char *git_attr_name(struct git_attr *);
39 int git_check_attr(const char *path, int, struct git_attr_check *);
42 * Retrieve all attributes that apply to the specified path. *num
43 * will be set to the number of attributes on the path; **check will
44 * be set to point at a newly-allocated array of git_attr_check
45 * objects describing the attributes and their values. *check must be
46 * free()ed by the caller.
48 int git_all_attrs(const char *path, int *num, struct git_attr_check **check);
50 enum git_attr_direction {
51 GIT_ATTR_CHECKIN,
52 GIT_ATTR_CHECKOUT,
53 GIT_ATTR_INDEX
55 void git_attr_set_direction(enum git_attr_direction, struct index_state *);
57 #endif /* ATTR_H */