1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
|
#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
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;
};
/*
* 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 **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 {
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,
DIR_SHOW_IGNORED_TOO = 1<<5,
DIR_COLLECT_KILLED_ONLY = 1<<6
} 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;
struct strbuf basebuf;
};
/*
* 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.
*/
#define MATCHED_RECURSIVELY 1
#define MATCHED_FNMATCH 2
#define MATCHED_EXACTLY 3
extern int simple_length(const char *match);
extern int no_wildcard(const char *string);
extern char *common_prefix(const struct pathspec *pathspec);
extern int match_pathspec(const struct pathspec *pathspec,
const char *name, int namelen,
int prefix, char *seen, int is_dir);
extern int within_depth(const char *name, int namelen, int depth, int max_depth);
extern int fill_directory(struct dir_struct *dir, const struct pathspec *pathspec);
extern int read_directory(struct dir_struct *, const char *path, int len, const struct pathspec *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);
#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);
/*
* The prefix part of pattern must not contains wildcards.
*/
struct pathspec_item;
extern int git_fnmatch(const struct pathspec_item *item,
const char *pattern, const char *string,
int prefix);
static inline int ce_path_match(const struct cache_entry *ce,
const struct pathspec *pathspec,
char *seen)
{
return match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, seen,
S_ISDIR(ce->ce_mode) || S_ISGITLINK(ce->ce_mode));
}
static inline int dir_path_match(const struct dir_entry *ent,
const struct pathspec *pathspec,
int prefix, char *seen)
{
int has_trailing_dir = ent->len && ent->name[ent->len - 1] == '/';
int len = has_trailing_dir ? ent->len - 1 : ent->len;
return match_pathspec(pathspec, ent->name, len, prefix, seen,
has_trailing_dir);
}
#endif
|
