Andrew's git - gitweb.git/blob

   1#ifndef ATTR_H
   2#define ATTR_H
   3
   4struct index_state;
   5
   6/* An attribute is a pointer to this opaque structure */
   7struct git_attr;
   8
   9/* opaque structures used internally for attribute collection */
  10struct all_attrs_item;
  11struct attr_stack;
  12struct index_state;
  13
  14/*
  15 * Given a string, return the gitattribute object that
  16 * corresponds to it.
  17 */
  18const struct git_attr *git_attr(const char *);
  19
  20/* Internal use */
  21extern const char git_attr__true[];
  22extern const char git_attr__false[];
  23
  24/* For public to check git_attr_check results */
  25#define ATTR_TRUE(v) ((v) == git_attr__true)
  26#define ATTR_FALSE(v) ((v) == git_attr__false)
  27#define ATTR_UNSET(v) ((v) == NULL)
  28
  29/*
  30 * Send one or more git_attr_check to git_check_attrs(), and
  31 * each 'value' member tells what its value is.
  32 * Unset one is returned as NULL.
  33 */
  34struct attr_check_item {
  35        const struct git_attr *attr;
  36        const char *value;
  37};
  38
  39struct attr_check {
  40        int nr;
  41        int alloc;
  42        struct attr_check_item *items;
  43        int all_attrs_nr;
  44        struct all_attrs_item *all_attrs;
  45        struct attr_stack *stack;
  46};
  47
  48struct attr_check *attr_check_alloc(void);
  49struct attr_check *attr_check_initl(const char *, ...);
  50struct attr_check *attr_check_dup(const struct attr_check *check);
  51
  52struct attr_check_item *attr_check_append(struct attr_check *check,
  53                                          const struct git_attr *attr);
  54
  55void attr_check_reset(struct attr_check *check);
  56void attr_check_clear(struct attr_check *check);
  57void attr_check_free(struct attr_check *check);
  58
  59/*
  60 * Return the name of the attribute represented by the argument.  The
  61 * return value is a pointer to a null-delimited string that is part
  62 * of the internal data structure; it should not be modified or freed.
  63 */
  64const char *git_attr_name(const struct git_attr *);
  65
  66int git_check_attr(const struct index_state *istate,
  67                   const char *path, struct attr_check *check);
  68
  69/*
  70 * Retrieve all attributes that apply to the specified path.
  71 * check holds the attributes and their values.
  72 */
  73void git_all_attrs(const struct index_state *istate,
  74                   const char *path, struct attr_check *check);
  75
  76enum git_attr_direction {
  77        GIT_ATTR_CHECKIN,
  78        GIT_ATTR_CHECKOUT,
  79        GIT_ATTR_INDEX
  80};
  81void git_attr_set_direction(enum git_attr_direction new_direction);
  82
  83void attr_start(void);
  84
  85#endif /* ATTR_H */