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#ifndef DIR_H
#define DIR_H
/* See Documentation/technical/api-directory-listing.txt */
#include "strbuf.h"
struct dir_entry {
unsigned int len;
char name[FLEX_ARRAY]; /* more */
};
#define EXC_FLAG_NODIR 1
#define EXC_FLAG_ENDSWITH 4
#define EXC_FLAG_MUSTBEDIR 8
#define EXC_FLAG_NEGATIVE 16
/*
* Each .gitignore file will be parsed into patterns which are then
* appended to the relevant exclude_list (either EXC_DIRS or
* EXC_FILE). exclude_lists are also used to represent the list of
* --exclude values passed via CLI args (EXC_CMDL).
*/
struct exclude_list {
int nr;
int alloc;
struct exclude {
const char *pattern;
int patternlen;
int nowildcardlen;
const char *base;
int baselen;
int flags;
} **excludes;
};
/*
* The contents of the per-directory exclude files are lazily read on
* demand and then cached in memory, one per exclude_stack struct, in
* order to avoid opening and parsing each one every time that
* directory is traversed.
*/
struct exclude_stack {
struct exclude_stack *prev; /* the struct exclude_stack for the parent directory */
char *filebuf; /* remember pointer to per-directory exclude file contents so we can free() */
int baselen;
int exclude_ix;
};
struct dir_struct {
int nr, alloc;
int ignored_nr, ignored_alloc;
enum {
DIR_SHOW_IGNORED = 1<<0,
DIR_SHOW_OTHER_DIRECTORIES = 1<<1,
DIR_HIDE_EMPTY_DIRECTORIES = 1<<2,
DIR_NO_GITLINKS = 1<<3,
DIR_COLLECT_IGNORED = 1<<4
} flags;
struct dir_entry **entries;
struct dir_entry **ignored;
/* Exclude info */
const char *exclude_per_dir;
struct exclude_list exclude_list[3];
/*
* We maintain three exclude pattern lists:
* EXC_CMDL lists patterns explicitly given on the command line.
* EXC_DIRS lists patterns obtained from per-directory ignore files.
* EXC_FILE lists patterns from fallback ignore files.
*/
#define EXC_CMDL 0
#define EXC_DIRS 1
#define EXC_FILE 2
/*
* Temporary variables which are used during loading of the
* per-directory exclude lists.
*
* exclude_stack points to the top of the exclude_stack, and
* basebuf contains the full path to the current
* (sub)directory in the traversal.
*/
struct exclude_stack *exclude_stack;
char basebuf[PATH_MAX];
};
#define MATCHED_RECURSIVELY 1
#define MATCHED_FNMATCH 2
#define MATCHED_EXACTLY 3
extern char *common_prefix(const char **pathspec);
extern int match_pathspec(const char **pathspec, const char *name, int namelen, int prefix, char *seen);
extern int match_pathspec_depth(const struct pathspec *pathspec,
const char *name, int namelen,
int prefix, char *seen);
extern int within_depth(const char *name, int namelen, int depth, int max_depth);
extern int fill_directory(struct dir_struct *dir, const char **pathspec);
extern int read_directory(struct dir_struct *, const char *path, int len, const char **pathspec);
extern int excluded_from_list(const char *pathname, int pathlen, const char *basename,
int *dtype, struct exclude_list *el);
struct dir_entry *dir_add_ignored(struct dir_struct *dir, const char *pathname, int len);
/*
* these implement the matching logic for dir.c:excluded_from_list and
* attr.c:path_matches()
*/
extern int match_basename(const char *, int,
const char *, int, int, int);
extern int match_pathname(const char *, int,
const char *, int,
const char *, int, int, int);
/*
* The excluded() API is meant for callers that check each level of leading
* directory hierarchies with excluded() to avoid recursing into excluded
* directories. Callers that do not do so should use this API instead.
*/
struct path_exclude_check {
struct dir_struct *dir;
struct strbuf path;
};
extern void path_exclude_check_init(struct path_exclude_check *, struct dir_struct *);
extern void path_exclude_check_clear(struct path_exclude_check *);
extern int path_excluded(struct path_exclude_check *, const char *, int namelen, int *dtype);
extern int add_excludes_from_file_to_list(const char *fname, const char *base, int baselen,
char **buf_p, struct exclude_list *el, int check_index);
extern void add_excludes_from_file(struct dir_struct *, const char *fname);
extern void parse_exclude_pattern(const char **string, int *patternlen, int *flags, int *nowildcardlen);
extern void add_exclude(const char *string, const char *base,
int baselen, struct exclude_list *el);
extern void free_excludes(struct exclude_list *el);
extern int file_exists(const char *);
extern int is_inside_dir(const char *dir);
extern int dir_inside_of(const char *subdir, const char *dir);
static inline int is_dot_or_dotdot(const char *name)
{
return (name[0] == '.' &&
(name[1] == '\0' ||
(name[1] == '.' && name[2] == '\0')));
}
extern int is_empty_dir(const char *dir);
extern void setup_standard_excludes(struct dir_struct *dir);
#define REMOVE_DIR_EMPTY_ONLY 01
#define REMOVE_DIR_KEEP_NESTED_GIT 02
#define REMOVE_DIR_KEEP_TOPLEVEL 04
extern int remove_dir_recursively(struct strbuf *path, int flag);
/* tries to remove the path with empty directories along it, ignores ENOENT */
extern int remove_path(const char *path);
extern int strcmp_icase(const char *a, const char *b);
extern int strncmp_icase(const char *a, const char *b, size_t count);
extern int fnmatch_icase(const char *pattern, const char *string, int flags);
#endif
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