root/pathspec.h

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INCLUDED FROM


DEFINITIONS

This source file includes following definitions.
  1. ps_strncmp
  2. ps_strcmp

#ifndef PATHSPEC_H
#define PATHSPEC_H

/* Pathspec magic */
#define PATHSPEC_FROMTOP        (1<<0)
#define PATHSPEC_MAXDEPTH       (1<<1)
#define PATHSPEC_LITERAL        (1<<2)
#define PATHSPEC_GLOB           (1<<3)
#define PATHSPEC_ICASE          (1<<4)
#define PATHSPEC_EXCLUDE        (1<<5)
#define PATHSPEC_ALL_MAGIC        \
        (PATHSPEC_FROMTOP       | \
         PATHSPEC_MAXDEPTH      | \
         PATHSPEC_LITERAL       | \
         PATHSPEC_GLOB          | \
         PATHSPEC_ICASE         | \
         PATHSPEC_EXCLUDE)

#define PATHSPEC_ONESTAR 1      /* the pathspec pattern satisfies GFNM_ONESTAR */

struct pathspec {
        const char **_raw; /* get_pathspec() result, not freed by free_pathspec() */
        int nr;
        unsigned int has_wildcard:1;
        unsigned int recursive:1;
        unsigned magic;
        int max_depth;
        struct pathspec_item {
                const char *match;
                const char *original;
                unsigned magic;
                int len, prefix;
                int nowildcard_len;
                int flags;
        } *items;
};

#define GUARD_PATHSPEC(ps, mask) \
        do { \
                if ((ps)->magic & ~(mask))             \
                        die("BUG:%s:%d: unsupported magic %x",  \
                            __FILE__, __LINE__, (ps)->magic & ~(mask)); \
        } while (0)

/* parse_pathspec flags */
#define PATHSPEC_PREFER_CWD (1<<0) /* No args means match cwd */
#define PATHSPEC_PREFER_FULL (1<<1) /* No args means match everything */
#define PATHSPEC_MAXDEPTH_VALID (1<<2) /* max_depth field is valid */
/* strip the trailing slash if the given path is a gitlink */
#define PATHSPEC_STRIP_SUBMODULE_SLASH_CHEAP (1<<3)
/* die if a symlink is part of the given path's directory */
#define PATHSPEC_SYMLINK_LEADING_PATH (1<<4)
/*
 * This is like a combination of ..LEADING_PATH and .._SLASH_CHEAP
 * (but not the same): it strips the trailing slash if the given path
 * is a gitlink but also checks and dies if gitlink is part of the
 * leading path (i.e. the given path goes beyond a submodule). It's
 * safer than _SLASH_CHEAP and also more expensive.
 */
#define PATHSPEC_STRIP_SUBMODULE_SLASH_EXPENSIVE (1<<5)
#define PATHSPEC_PREFIX_ORIGIN (1<<6)
#define PATHSPEC_KEEP_ORDER (1<<7)
/*
 * For the callers that just need pure paths from somewhere else, not
 * from command line. Global --*-pathspecs options are ignored. No
 * magic is parsed in each pathspec either. If PATHSPEC_LITERAL is
 * allowed, then it will automatically set for every pathspec.
 */
#define PATHSPEC_LITERAL_PATH (1<<8)

extern void parse_pathspec(struct pathspec *pathspec,
                           unsigned magic_mask,
                           unsigned flags,
                           const char *prefix,
                           const char **args);
extern void copy_pathspec(struct pathspec *dst, const struct pathspec *src);
extern void free_pathspec(struct pathspec *);

static inline int ps_strncmp(const struct pathspec_item *item,
                             const char *s1, const char *s2, size_t n)
{
        if (item->magic & PATHSPEC_ICASE)
                return strncasecmp(s1, s2, n);
        else
                return strncmp(s1, s2, n);
}

static inline int ps_strcmp(const struct pathspec_item *item,
                            const char *s1, const char *s2)
{
        if (item->magic & PATHSPEC_ICASE)
                return strcasecmp(s1, s2);
        else
                return strcmp(s1, s2);
}

extern char *find_pathspecs_matching_against_index(const struct pathspec *pathspec);
extern void add_pathspec_matches_against_index(const struct pathspec *pathspec, char *seen);
extern const char *check_path_for_gitlink(const char *path);
extern void die_if_path_beyond_symlink(const char *path, const char *prefix);

#endif /* PATHSPEC_H */

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