2 * We put all the git config variables in this same object
3 * file, so that programs can link against the config parser
4 * without having to link against all the rest of git.
6 * In particular, no need to bring in libz etc unless needed,
7 * even if you might want to know where the git directory etc
12 char git_default_email
[MAX_GITNAME
];
13 char git_default_name
[MAX_GITNAME
];
14 int user_ident_explicitly_given
;
15 int trust_executable_bit
= 1;
18 int minimum_abbrev
= 4, default_abbrev
= 7;
21 int prefer_symlink_refs
;
22 int is_bare_repository_cfg
= -1; /* unspecified */
23 int log_all_ref_updates
= -1; /* unspecified */
24 int warn_ambiguous_refs
= 1;
25 int repository_format_version
;
26 const char *git_commit_encoding
;
27 const char *git_log_output_encoding
;
28 int shared_repository
= PERM_UMASK
;
29 const char *apply_default_whitespace
;
30 const char *apply_default_ignorewhitespace
;
31 int zlib_compression_level
= Z_BEST_SPEED
;
32 int core_compression_level
;
33 int core_compression_seen
;
34 int fsync_object_files
;
35 size_t packed_git_window_size
= DEFAULT_PACKED_GIT_WINDOW_SIZE
;
36 size_t packed_git_limit
= DEFAULT_PACKED_GIT_LIMIT
;
37 size_t delta_base_cache_limit
= 16 * 1024 * 1024;
38 unsigned long big_file_threshold
= 512 * 1024 * 1024;
39 const char *pager_program
;
40 int pager_use_color
= 1;
41 const char *editor_program
;
42 const char *askpass_program
;
43 const char *excludes_file
;
44 enum auto_crlf auto_crlf
= AUTO_CRLF_FALSE
;
45 int read_replace_refs
= 1;
46 enum eol eol
= EOL_UNSET
;
47 enum safe_crlf safe_crlf
= SAFE_CRLF_WARN
;
48 unsigned whitespace_rule_cfg
= WS_DEFAULT_RULE
;
49 enum branch_track git_branch_track
= BRANCH_TRACK_REMOTE
;
50 enum rebase_setup_type autorebase
= AUTOREBASE_NEVER
;
51 enum push_default_type push_default
= PUSH_DEFAULT_MATCHING
;
52 #ifndef OBJECT_CREATION_MODE
53 #define OBJECT_CREATION_MODE OBJECT_CREATION_USES_HARDLINKS
55 enum object_creation_mode object_creation_mode
= OBJECT_CREATION_MODE
;
57 int grafts_replace_parents
= 1;
58 int core_apply_sparse_checkout
;
59 struct startup_info
*startup_info
;
61 /* Parallel index stat data preload? */
62 int core_preload_index
= 0;
64 /* This is set by setup_git_dir_gently() and/or git_default_config() */
65 char *git_work_tree_cfg
;
66 static char *work_tree
;
68 static const char *git_dir
;
69 static char *git_object_dir
, *git_index_file
, *git_graft_file
;
72 * Repository-local GIT_* environment variables
73 * Remember to update local_repo_env_size in cache.h when
74 * the size of the list changes
76 const char * const local_repo_env
[LOCAL_REPO_ENV_SIZE
+ 1] = {
77 ALTERNATE_DB_ENVIRONMENT
,
79 CONFIG_DATA_ENVIRONMENT
,
82 GIT_WORK_TREE_ENVIRONMENT
,
85 NO_REPLACE_OBJECTS_ENVIRONMENT
,
89 static void setup_git_env(void)
91 git_dir
= getenv(GIT_DIR_ENVIRONMENT
);
92 git_dir
= git_dir
? xstrdup(git_dir
) : NULL
;
94 git_dir
= read_gitfile_gently(DEFAULT_GIT_DIR_ENVIRONMENT
);
95 git_dir
= git_dir
? xstrdup(git_dir
) : NULL
;
98 git_dir
= DEFAULT_GIT_DIR_ENVIRONMENT
;
99 git_object_dir
= getenv(DB_ENVIRONMENT
);
100 if (!git_object_dir
) {
101 git_object_dir
= xmalloc(strlen(git_dir
) + 9);
102 sprintf(git_object_dir
, "%s/objects", git_dir
);
104 git_index_file
= getenv(INDEX_ENVIRONMENT
);
105 if (!git_index_file
) {
106 git_index_file
= xmalloc(strlen(git_dir
) + 7);
107 sprintf(git_index_file
, "%s/index", git_dir
);
109 git_graft_file
= getenv(GRAFT_ENVIRONMENT
);
111 git_graft_file
= git_pathdup("info/grafts");
112 if (getenv(NO_REPLACE_OBJECTS_ENVIRONMENT
))
113 read_replace_refs
= 0;
116 int is_bare_repository(void)
118 /* if core.bare is not 'false', let's see if there is a work tree */
119 return is_bare_repository_cfg
&& !get_git_work_tree();
122 int have_git_dir(void)
127 const char *get_git_dir(void)
134 static int git_work_tree_initialized
;
137 * Note. This works only before you used a work tree. This was added
138 * primarily to support git-clone to work in a new repository it just
139 * created, and is not meant to flip between different work trees.
141 void set_git_work_tree(const char *new_work_tree
)
143 if (git_work_tree_initialized
) {
144 new_work_tree
= real_path(new_work_tree
);
145 if (strcmp(new_work_tree
, work_tree
))
146 die("internal error: work tree has already been set\n"
147 "Current worktree: %s\nNew worktree: %s",
148 work_tree
, new_work_tree
);
151 git_work_tree_initialized
= 1;
152 work_tree
= xstrdup(real_path(new_work_tree
));
155 const char *get_git_work_tree(void)
160 char *get_object_directory(void)
164 return git_object_dir
;
167 int odb_mkstemp(char *template, size_t limit
, const char *pattern
)
171 * we let the umask do its job, don't try to be more
172 * restrictive except to remove write permission.
175 snprintf(template, limit
, "%s/%s",
176 get_object_directory(), pattern
);
177 fd
= git_mkstemp_mode(template, mode
);
182 /* some mkstemp implementations erase template on failure */
183 snprintf(template, limit
, "%s/%s",
184 get_object_directory(), pattern
);
185 safe_create_leading_directories(template);
186 return xmkstemp_mode(template, mode
);
189 int odb_pack_keep(char *name
, size_t namesz
, unsigned char *sha1
)
193 snprintf(name
, namesz
, "%s/pack/pack-%s.keep",
194 get_object_directory(), sha1_to_hex(sha1
));
195 fd
= open(name
, O_RDWR
|O_CREAT
|O_EXCL
, 0600);
200 safe_create_leading_directories(name
);
201 return open(name
, O_RDWR
|O_CREAT
|O_EXCL
, 0600);
204 char *get_index_file(void)
208 return git_index_file
;
211 char *get_graft_file(void)
215 return git_graft_file
;
218 int set_git_dir(const char *path
)
220 if (setenv(GIT_DIR_ENVIRONMENT
, path
, 1))
221 return error("Could not set GIT_DIR to '%s'", path
);
226 const char *get_log_output_encoding(void)
228 return git_log_output_encoding
? git_log_output_encoding
229 : get_commit_output_encoding();
232 const char *get_commit_output_encoding(void)
234 return git_commit_encoding
? git_commit_encoding
: "UTF-8";