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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
* Each excludes file will be parsed into a fresh exclude_list which
* is appended to the relevant exclude_list_group (either EXC_DIRS or
* EXC_FILE). An exclude_list within the EXC_CMDL exclude_list_group
* can also be used to represent the list of --exclude values passed
* via CLI args.
struct exclude_list {
int nr;
int alloc;
/* remember pointer to exclude file contents so we can free() */
char *filebuf;
/* origin of list, e.g. path to filename, or descriptive string */
const char *src;
struct exclude {
* This allows callers of last_exclude_matching() etc.
* to determine the origin of the matching pattern.
struct exclude_list *el;
const char *pattern;
int patternlen;
int nowildcardlen;
const char *base;
int baselen;
int flags;
* Counting starts from 1 for line numbers in ignore files,
* and from -1 decrementing for patterns from CLI args.
int srcpos;
} **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 */
int baselen;
int exclude_ix; /* index of exclude_list within EXC_DIRS exclude_list_group */
struct exclude_list_group {
int nr, alloc;
struct exclude_list *el;
struct dir_struct {
int nr, alloc;
int ignored_nr, ignored_alloc;
enum {
} flags;
struct dir_entry **entries;
struct dir_entry **ignored;
/* Exclude info */
const char *exclude_per_dir;
* We maintain three groups of 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, e.g.
* - .git/info/exclude
* - core.excludesfile
* Each group contains multiple exclude lists, a single list
* per source.
#define EXC_CMDL 0
#define EXC_DIRS 1
#define EXC_FILE 2
struct exclude_list_group exclude_list_group[3];
* 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. Exclude points to the
* matching exclude struct if the directory is excluded.
struct exclude_stack *exclude_stack;
struct exclude *exclude;
char basebuf[PATH_MAX];
* The ordering of these constants is significant, with
* higher-numbered match types signifying "closer" (i.e. more
* specific) matches which will override lower-numbered match types
* when populating the seen[] array.
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 is_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);
extern struct exclude *last_exclude_matching(struct dir_struct *dir,
const char *name, int *dtype);
extern int is_excluded(struct dir_struct *dir, const char *name, int *dtype);
extern struct exclude_list *add_exclude_list(struct dir_struct *dir,
int group_type, const char *src);
extern int add_excludes_from_file_to_list(const char *fname, const char *base, int baselen,
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, int srcpos);
extern void clear_exclude_list(struct exclude_list *el);
extern void clear_directory(struct dir_struct *dir);
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);
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);
* The prefix part of pattern must not contains wildcards.
#define GFNM_PATHNAME 1 /* similar to FNM_PATHNAME */
#define GFNM_ONESTAR 2 /* there is only _one_ wildcard, a star */
extern int git_fnmatch(const char *pattern, const char *string,
int flags, int prefix);
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