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   1#ifndef PATHSPEC_H
   2#define PATHSPEC_H
   3
   4/* Pathspec magic */
   5#define PATHSPEC_FROMTOP        (1<<0)
   6#define PATHSPEC_MAXDEPTH       (1<<1)
   7#define PATHSPEC_LITERAL        (1<<2)
   8#define PATHSPEC_GLOB           (1<<3)
   9#define PATHSPEC_ICASE          (1<<4)
  10#define PATHSPEC_EXCLUDE        (1<<5)
  11#define PATHSPEC_ATTR           (1<<6)
  12#define PATHSPEC_ALL_MAGIC        \
  13        (PATHSPEC_FROMTOP       | \
  14         PATHSPEC_MAXDEPTH      | \
  15         PATHSPEC_LITERAL       | \
  16         PATHSPEC_GLOB          | \
  17         PATHSPEC_ICASE         | \
  18         PATHSPEC_EXCLUDE       | \
  19         PATHSPEC_ATTR)
  20
  21#define PATHSPEC_ONESTAR 1      /* the pathspec pattern satisfies GFNM_ONESTAR */
  22
  23struct pathspec {
  24        int nr;
  25        unsigned int has_wildcard:1;
  26        unsigned int recursive:1;
  27        unsigned magic;
  28        int max_depth;
  29        struct pathspec_item {
  30                char *match;
  31                char *original;
  32                unsigned magic;
  33                int len, prefix;
  34                int nowildcard_len;
  35                int flags;
  36                int attr_match_nr;
  37                struct attr_match {
  38                        char *value;
  39                        enum attr_match_mode {
  40                                MATCH_SET,
  41                                MATCH_UNSET,
  42                                MATCH_VALUE,
  43                                MATCH_UNSPECIFIED
  44                        } match_mode;
  45                } *attr_match;
  46                struct attr_check *attr_check;
  47        } *items;
  48};
  49
  50#define GUARD_PATHSPEC(ps, mask) \
  51        do { \
  52                if ((ps)->magic & ~(mask))             \
  53                        die("BUG:%s:%d: unsupported magic %x",  \
  54                            __FILE__, __LINE__, (ps)->magic & ~(mask)); \
  55        } while (0)
  56
  57/* parse_pathspec flags */
  58#define PATHSPEC_PREFER_CWD (1<<0) /* No args means match cwd */
  59#define PATHSPEC_PREFER_FULL (1<<1) /* No args means match everything */
  60#define PATHSPEC_MAXDEPTH_VALID (1<<2) /* max_depth field is valid */
  61/* die if a symlink is part of the given path's directory */
  62#define PATHSPEC_SYMLINK_LEADING_PATH (1<<3)
  63#define PATHSPEC_PREFIX_ORIGIN (1<<4)
  64#define PATHSPEC_KEEP_ORDER (1<<5)
  65/*
  66 * For the callers that just need pure paths from somewhere else, not
  67 * from command line. Global --*-pathspecs options are ignored. No
  68 * magic is parsed in each pathspec either. If PATHSPEC_LITERAL is
  69 * allowed, then it will automatically set for every pathspec.
  70 */
  71#define PATHSPEC_LITERAL_PATH (1<<6)
  72
  73/*
  74 * Given command line arguments and a prefix, convert the input to
  75 * pathspec. die() if any magic in magic_mask is used.
  76 *
  77 * Any arguments used are copied. It is safe for the caller to modify
  78 * or free 'prefix' and 'args' after calling this function.
  79 */
  80extern void parse_pathspec(struct pathspec *pathspec,
  81                           unsigned magic_mask,
  82                           unsigned flags,
  83                           const char *prefix,
  84                           const char **args);
  85extern void copy_pathspec(struct pathspec *dst, const struct pathspec *src);
  86extern void clear_pathspec(struct pathspec *);
  87
  88static inline int ps_strncmp(const struct pathspec_item *item,
  89                             const char *s1, const char *s2, size_t n)
  90{
  91        if (item->magic & PATHSPEC_ICASE)
  92                return strncasecmp(s1, s2, n);
  93        else
  94                return strncmp(s1, s2, n);
  95}
  96
  97static inline int ps_strcmp(const struct pathspec_item *item,
  98                            const char *s1, const char *s2)
  99{
 100        if (item->magic & PATHSPEC_ICASE)
 101                return strcasecmp(s1, s2);
 102        else
 103                return strcmp(s1, s2);
 104}
 105
 106extern void add_pathspec_matches_against_index(const struct pathspec *pathspec,
 107                                               const struct index_state *istate,
 108                                               char *seen);
 109extern char *find_pathspecs_matching_against_index(const struct pathspec *pathspec,
 110                                                   const struct index_state *istate);
 111
 112#endif /* PATHSPEC_H */