Andrew's git - gitweb.git/blob

   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_ALL_MAGIC        \
  12        (PATHSPEC_FROMTOP       | \
  13         PATHSPEC_MAXDEPTH      | \
  14         PATHSPEC_LITERAL       | \
  15         PATHSPEC_GLOB          | \
  16         PATHSPEC_ICASE         | \
  17         PATHSPEC_EXCLUDE)
  18
  19#define PATHSPEC_ONESTAR 1      /* the pathspec pattern satisfies GFNM_ONESTAR */
  20
  21struct pathspec {
  22        const char **_raw; /* get_pathspec() result, not freed by clear_pathspec() */
  23        int nr;
  24        unsigned int has_wildcard:1;
  25        unsigned int recursive:1;
  26        unsigned magic;
  27        int max_depth;
  28        struct pathspec_item {
  29                const char *match;
  30                const char *original;
  31                unsigned magic;
  32                int len, prefix;
  33                int nowildcard_len;
  34                int flags;
  35        } *items;
  36};
  37
  38#define GUARD_PATHSPEC(ps, mask) \
  39        do { \
  40                if ((ps)->magic & ~(mask))             \
  41                        die("BUG:%s:%d: unsupported magic %x",  \
  42                            __FILE__, __LINE__, (ps)->magic & ~(mask)); \
  43        } while (0)
  44
  45/* parse_pathspec flags */
  46#define PATHSPEC_PREFER_CWD (1<<0) /* No args means match cwd */
  47#define PATHSPEC_PREFER_FULL (1<<1) /* No args means match everything */
  48#define PATHSPEC_MAXDEPTH_VALID (1<<2) /* max_depth field is valid */
  49/* strip the trailing slash if the given path is a gitlink */
  50#define PATHSPEC_STRIP_SUBMODULE_SLASH_CHEAP (1<<3)
  51/* die if a symlink is part of the given path's directory */
  52#define PATHSPEC_SYMLINK_LEADING_PATH (1<<4)
  53/*
  54 * This is like a combination of ..LEADING_PATH and .._SLASH_CHEAP
  55 * (but not the same): it strips the trailing slash if the given path
  56 * is a gitlink but also checks and dies if gitlink is part of the
  57 * leading path (i.e. the given path goes beyond a submodule). It's
  58 * safer than _SLASH_CHEAP and also more expensive.
  59 */
  60#define PATHSPEC_STRIP_SUBMODULE_SLASH_EXPENSIVE (1<<5)
  61#define PATHSPEC_PREFIX_ORIGIN (1<<6)
  62#define PATHSPEC_KEEP_ORDER (1<<7)
  63/*
  64 * For the callers that just need pure paths from somewhere else, not
  65 * from command line. Global --*-pathspecs options are ignored. No
  66 * magic is parsed in each pathspec either. If PATHSPEC_LITERAL is
  67 * allowed, then it will automatically set for every pathspec.
  68 */
  69#define PATHSPEC_LITERAL_PATH (1<<8)
  70
  71extern void parse_pathspec(struct pathspec *pathspec,
  72                           unsigned magic_mask,
  73                           unsigned flags,
  74                           const char *prefix,
  75                           const char **args);
  76extern void copy_pathspec(struct pathspec *dst, const struct pathspec *src);
  77extern void clear_pathspec(struct pathspec *);
  78
  79static inline int ps_strncmp(const struct pathspec_item *item,
  80                             const char *s1, const char *s2, size_t n)
  81{
  82        if (item->magic & PATHSPEC_ICASE)
  83                return strncasecmp(s1, s2, n);
  84        else
  85                return strncmp(s1, s2, n);
  86}
  87
  88static inline int ps_strcmp(const struct pathspec_item *item,
  89                            const char *s1, const char *s2)
  90{
  91        if (item->magic & PATHSPEC_ICASE)
  92                return strcasecmp(s1, s2);
  93        else
  94                return strcmp(s1, s2);
  95}
  96
  97extern char *find_pathspecs_matching_against_index(const struct pathspec *pathspec);
  98extern void add_pathspec_matches_against_index(const struct pathspec *pathspec, char *seen);
  99
 100#endif /* PATHSPEC_H */