attr.hon commit entry.c: fix possible buffer overflow in remove_subtree() (2f29e0c)
   1#ifndef ATTR_H
   2#define ATTR_H
   3
   4/* An attribute is a pointer to this opaque structure */
   5struct git_attr;
   6
   7/*
   8 * Given a string, return the gitattribute object that
   9 * corresponds to it.
  10 */
  11struct git_attr *git_attr(const char *);
  12
  13/* Internal use */
  14extern const char git_attr__true[];
  15extern const char git_attr__false[];
  16
  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)
  21
  22/*
  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.
  26 */
  27struct git_attr_check {
  28        struct git_attr *attr;
  29        const char *value;
  30};
  31
  32/*
  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.
  36 */
  37char *git_attr_name(struct git_attr *);
  38
  39int git_check_attr(const char *path, int, struct git_attr_check *);
  40
  41/*
  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.
  47 */
  48int git_all_attrs(const char *path, int *num, struct git_attr_check **check);
  49
  50enum git_attr_direction {
  51        GIT_ATTR_CHECKIN,
  52        GIT_ATTR_CHECKOUT,
  53        GIT_ATTR_INDEX
  54};
  55void git_attr_set_direction(enum git_attr_direction, struct index_state *);
  56
  57#endif /* ATTR_H */