pathspec.h

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