pathspec.h

   1 #ifndef PATHSPEC_H
   2 #define PATHSPEC_H
   3
   4 struct index_state;
   5
   6 /* Pathspec magic */
   7 #define PATHSPEC_FROMTOP        (1<<0)
   8 #define PATHSPEC_MAXDEPTH       (1<<1)
   9 #define PATHSPEC_LITERAL        (1<<2)
  10 #define PATHSPEC_GLOB           (1<<3)
  11 #define PATHSPEC_ICASE          (1<<4)
  12 #define PATHSPEC_EXCLUDE        (1<<5)
  13 #define PATHSPEC_ATTR           (1<<6)
  14 #define PATHSPEC_ALL_MAGIC        \
  15         (PATHSPEC_FROMTOP       | \
  16          PATHSPEC_MAXDEPTH      | \
  17          PATHSPEC_LITERAL       | \
  18          PATHSPEC_GLOB          | \
  19          PATHSPEC_ICASE         | \
  20          PATHSPEC_EXCLUDE       | \
  21          PATHSPEC_ATTR)
  22
  23 #define PATHSPEC_ONESTAR 1      /* the pathspec pattern satisfies GFNM_ONESTAR */
  24
  25 struct pathspec {
  26         int nr;
  27         unsigned int has_wildcard:1;
  28         unsigned int recursive:1;
  29         unsigned int recurse_submodules:1;
  30         unsigned magic;
  31         int max_depth;
  32         struct pathspec_item {
  33                 char *match;
  34                 char *original;
  35                 unsigned magic;
  36                 int len, prefix;
  37                 int nowildcard_len;
  38                 int flags;
  39                 int attr_match_nr;
  40                 struct attr_match {
  41                         char *value;
  42                         enum attr_match_mode {
  43                                 MATCH_SET,
  44                                 MATCH_UNSET,
  45                                 MATCH_VALUE,
  46                                 MATCH_UNSPECIFIED
  47                         } match_mode;
  48                 } *attr_match;
  49                 struct attr_check *attr_check;
  50         } *items;
  51 };
  52
  53 #define GUARD_PATHSPEC(ps, mask) \
  54         do { \
  55                 if ((ps)->magic & ~(mask))             \
  56                         die("BUG:%s:%d: unsupported magic %x",  \
  57                             __FILE__, __LINE__, (ps)->magic & ~(mask)); \
  58         } while (0)
  59
  60 /* parse_pathspec flags */
  61 #define PATHSPEC_PREFER_CWD (1<<0) /* No args means match cwd */
  62 #define PATHSPEC_PREFER_FULL (1<<1) /* No args means match everything */
  63 #define PATHSPEC_MAXDEPTH_VALID (1<<2) /* max_depth field is valid */
  64 /* die if a symlink is part of the given path's directory */
  65 #define PATHSPEC_SYMLINK_LEADING_PATH (1<<3)
  66 #define PATHSPEC_PREFIX_ORIGIN (1<<4)
  67 #define PATHSPEC_KEEP_ORDER (1<<5)
  68 /*
  69  * For the callers that just need pure paths from somewhere else, not
  70  * from command line. Global --*-pathspecs options are ignored. No
  71  * magic is parsed in each pathspec either. If PATHSPEC_LITERAL is
  72  * allowed, then it will automatically set for every pathspec.
  73  */
  74 #define PATHSPEC_LITERAL_PATH (1<<6)
  75
  76 /*
  77  * Given command line arguments and a prefix, convert the input to
  78  * pathspec. die() if any magic in magic_mask is used.
  79  *
  80  * Any arguments used are copied. It is safe for the caller to modify
  81  * or free 'prefix' and 'args' after calling this function.
  82  */
  83 extern void parse_pathspec(struct pathspec *pathspec,
  84                            unsigned magic_mask,
  85                            unsigned flags,
  86                            const char *prefix,
  87                            const char **args);
  88 extern void copy_pathspec(struct pathspec *dst, const struct pathspec *src);
  89 extern void clear_pathspec(struct pathspec *);
  90
  91 static inline int ps_strncmp(const struct pathspec_item *item,
  92                              const char *s1, const char *s2, size_t n)
  93 {
  94         if (item->magic & PATHSPEC_ICASE)
  95                 return strncasecmp(s1, s2, n);
  96         else
  97                 return strncmp(s1, s2, n);
  98 }
  99
 100 static inline int ps_strcmp(const struct pathspec_item *item,
 101                             const char *s1, const char *s2)
 102 {
 103         if (item->magic & PATHSPEC_ICASE)
 104                 return strcasecmp(s1, s2);
 105         else
 106                 return strcmp(s1, s2);
 107 }
 108
 109 extern void add_pathspec_matches_against_index(const struct pathspec *pathspec,
 110                                                const struct index_state *istate,
 111                                                char *seen);
 112 extern char *find_pathspecs_matching_against_index(const struct pathspec *pathspec,
 113                                                    const struct index_state *istate);
 114
 115 #endif /* PATHSPEC_H */