Andrew's git - gitweb.git/blob

   1#ifndef DIR_H
   2#define DIR_H
   3
   4#include "strbuf.h"
   5
   6struct dir_entry {
   7        unsigned int len;
   8        char name[FLEX_ARRAY]; /* more */
   9};
  10
  11#define EXC_FLAG_NODIR 1
  12#define EXC_FLAG_ENDSWITH 4
  13#define EXC_FLAG_MUSTBEDIR 8
  14
  15struct exclude_list {
  16        int nr;
  17        int alloc;
  18        struct exclude {
  19                const char *pattern;
  20                int patternlen;
  21                int nowildcardlen;
  22                const char *base;
  23                int baselen;
  24                int to_exclude;
  25                int flags;
  26        } **excludes;
  27};
  28
  29struct exclude_stack {
  30        struct exclude_stack *prev;
  31        char *filebuf;
  32        int baselen;
  33        int exclude_ix;
  34};
  35
  36struct dir_struct {
  37        int nr, alloc;
  38        int ignored_nr, ignored_alloc;
  39        enum {
  40                DIR_SHOW_IGNORED = 1<<0,
  41                DIR_SHOW_OTHER_DIRECTORIES = 1<<1,
  42                DIR_HIDE_EMPTY_DIRECTORIES = 1<<2,
  43                DIR_NO_GITLINKS = 1<<3,
  44                DIR_COLLECT_IGNORED = 1<<4
  45        } flags;
  46        struct dir_entry **entries;
  47        struct dir_entry **ignored;
  48
  49        /* Exclude info */
  50        const char *exclude_per_dir;
  51        struct exclude_list exclude_list[3];
  52        /*
  53         * We maintain three exclude pattern lists:
  54         * EXC_CMDL lists patterns explicitly given on the command line.
  55         * EXC_DIRS lists patterns obtained from per-directory ignore files.
  56         * EXC_FILE lists patterns from fallback ignore files.
  57         */
  58#define EXC_CMDL 0
  59#define EXC_DIRS 1
  60#define EXC_FILE 2
  61
  62        struct exclude_stack *exclude_stack;
  63        char basebuf[PATH_MAX];
  64};
  65
  66#define MATCHED_RECURSIVELY 1
  67#define MATCHED_FNMATCH 2
  68#define MATCHED_EXACTLY 3
  69extern char *common_prefix(const char **pathspec);
  70extern int match_pathspec(const char **pathspec, const char *name, int namelen, int prefix, char *seen);
  71extern int match_pathspec_depth(const struct pathspec *pathspec,
  72                                const char *name, int namelen,
  73                                int prefix, char *seen);
  74extern int within_depth(const char *name, int namelen, int depth, int max_depth);
  75
  76extern int fill_directory(struct dir_struct *dir, const char **pathspec);
  77extern int read_directory(struct dir_struct *, const char *path, int len, const char **pathspec);
  78
  79extern int excluded_from_list(const char *pathname, int pathlen, const char *basename,
  80                              int *dtype, struct exclude_list *el);
  81struct dir_entry *dir_add_ignored(struct dir_struct *dir, const char *pathname, int len);
  82
  83/*
  84 * The excluded() API is meant for callers that check each level of leading
  85 * directory hierarchies with excluded() to avoid recursing into excluded
  86 * directories.  Callers that do not do so should use this API instead.
  87 */
  88struct path_exclude_check {
  89        struct dir_struct *dir;
  90        struct strbuf path;
  91};
  92extern void path_exclude_check_init(struct path_exclude_check *, struct dir_struct *);
  93extern void path_exclude_check_clear(struct path_exclude_check *);
  94extern int path_excluded(struct path_exclude_check *, const char *, int namelen, int *dtype);
  95
  96
  97extern int add_excludes_from_file_to_list(const char *fname, const char *base, int baselen,
  98                                          char **buf_p, struct exclude_list *which, int check_index);
  99extern void add_excludes_from_file(struct dir_struct *, const char *fname);
 100extern void add_exclude(const char *string, const char *base,
 101                        int baselen, struct exclude_list *which);
 102extern void free_excludes(struct exclude_list *el);
 103extern int file_exists(const char *);
 104
 105extern int is_inside_dir(const char *dir);
 106extern int dir_inside_of(const char *subdir, const char *dir);
 107
 108static inline int is_dot_or_dotdot(const char *name)
 109{
 110        return (name[0] == '.' &&
 111                (name[1] == '\0' ||
 112                 (name[1] == '.' && name[2] == '\0')));
 113}
 114
 115extern int is_empty_dir(const char *dir);
 116
 117extern void setup_standard_excludes(struct dir_struct *dir);
 118
 119#define REMOVE_DIR_EMPTY_ONLY 01
 120#define REMOVE_DIR_KEEP_NESTED_GIT 02
 121#define REMOVE_DIR_KEEP_TOPLEVEL 04
 122extern int remove_dir_recursively(struct strbuf *path, int flag);
 123
 124/* tries to remove the path with empty directories along it, ignores ENOENT */
 125extern int remove_path(const char *path);
 126
 127extern int strcmp_icase(const char *a, const char *b);
 128extern int strncmp_icase(const char *a, const char *b, size_t count);
 129extern int fnmatch_icase(const char *pattern, const char *string, int flags);
 130
 131#endif