Andrew's git - gitweb.git/blob

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