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Commit | Line | Data |
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e1b10391 LT |
1 | /* |
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. | |
5 | * | |
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 | |
8 | * are. | |
9 | */ | |
10 | #include "cache.h" | |
c14c234f | 11 | #include "repository.h" |
b2141fc1 | 12 | #include "config.h" |
a1bea2c1 | 13 | #include "refs.h" |
273c7032 | 14 | #include "fmt-merge-msg.h" |
069c0532 | 15 | #include "commit.h" |
e1b10391 | 16 | |
e1b10391 | 17 | int trust_executable_bit = 1; |
1ce4790b | 18 | int trust_ctime = 1; |
c08e4d5b | 19 | int check_stat = 1; |
78a8d641 | 20 | int has_symlinks = 1; |
e6c587c7 | 21 | int minimum_abbrev = 4, default_abbrev = -1; |
0a9b88b7 | 22 | int ignore_case; |
96f1e58f DR |
23 | int assume_unchanged; |
24 | int prefer_symlink_refs; | |
7d1864ce | 25 | int is_bare_repository_cfg = -1; /* unspecified */ |
1b371f56 | 26 | int warn_ambiguous_refs = 1; |
25fba78d | 27 | int warn_on_object_refname_ambiguity = 1; |
49672f26 | 28 | int ref_paranoia = -1; |
067fbd41 | 29 | int repository_format_precious_objects; |
1a8f2741 | 30 | const char *git_commit_encoding; |
3a55602e | 31 | const char *git_log_output_encoding; |
96f1e58f | 32 | const char *apply_default_whitespace; |
86c91f91 | 33 | const char *apply_default_ignorewhitespace; |
64589a03 | 34 | const char *git_attributes_file; |
867ad08a | 35 | const char *git_hooks_path; |
960ccca6 DH |
36 | int zlib_compression_level = Z_BEST_SPEED; |
37 | int core_compression_level; | |
8de7eeb5 | 38 | int pack_compression_level = Z_DEFAULT_COMPRESSION; |
aafe9fba | 39 | int fsync_object_files; |
8c82534d SP |
40 | size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE; |
41 | size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT; | |
4874f544 | 42 | size_t delta_base_cache_limit = 96 * 1024 * 1024; |
15366280 | 43 | unsigned long big_file_threshold = 512 * 1024 * 1024; |
aa086eb8 | 44 | int pager_use_color = 1; |
ee9601e6 | 45 | const char *editor_program; |
d3e7da89 | 46 | const char *askpass_program; |
dfb068be | 47 | const char *excludes_file; |
fd6cce9e | 48 | enum auto_crlf auto_crlf = AUTO_CRLF_FALSE; |
afc711b8 | 49 | int check_replace_refs = 1; |
58d121b2 | 50 | char *git_replace_ref_base; |
ec70f52f | 51 | enum eol core_eol = EOL_UNSET; |
21e5ad50 | 52 | enum safe_crlf safe_crlf = SAFE_CRLF_WARN; |
cf1b7869 | 53 | unsigned whitespace_rule_cfg = WS_DEFAULT_RULE; |
9ed36cfa | 54 | enum branch_track git_branch_track = BRANCH_TRACK_REMOTE; |
c998ae9b | 55 | enum rebase_setup_type autorebase = AUTOREBASE_NEVER; |
f25950f3 | 56 | enum push_default_type push_default = PUSH_DEFAULT_UNSPECIFIED; |
348df166 JS |
57 | #ifndef OBJECT_CREATION_MODE |
58 | #define OBJECT_CREATION_MODE OBJECT_CREATION_USES_HARDLINKS | |
be66a6c4 | 59 | #endif |
348df166 | 60 | enum object_creation_mode object_creation_mode = OBJECT_CREATION_MODE; |
a97a7468 | 61 | char *notes_ref_name; |
7f3140cd | 62 | int grafts_replace_parents = 1; |
08aefc9e | 63 | int core_apply_sparse_checkout; |
898eacd8 | 64 | int merge_log_config = -1; |
76759c7d | 65 | int precomposed_unicode = -1; /* see probe_utf8_pathname_composition() */ |
568508e7 | 66 | unsigned long pack_size_limit_cfg; |
f30afdab | 67 | enum hide_dotfiles_type hide_dotfiles = HIDE_DOTFILES_DOTGITONLY; |
341fb286 | 68 | enum log_refs_config log_all_ref_updates = LOG_REFS_UNSET; |
e1b10391 | 69 | |
a42643aa JK |
70 | #ifndef PROTECT_HFS_DEFAULT |
71 | #define PROTECT_HFS_DEFAULT 0 | |
72 | #endif | |
73 | int protect_hfs = PROTECT_HFS_DEFAULT; | |
74 | ||
2b4c6efc JS |
75 | #ifndef PROTECT_NTFS_DEFAULT |
76 | #define PROTECT_NTFS_DEFAULT 0 | |
77 | #endif | |
78 | int protect_ntfs = PROTECT_NTFS_DEFAULT; | |
79 | ||
eff80a9f JH |
80 | /* |
81 | * The character that begins a commented line in user-editable file | |
82 | * that is subject to stripspace. | |
83 | */ | |
84 | char comment_line_char = '#'; | |
84c9dc2c | 85 | int auto_comment_line_char; |
eff80a9f | 86 | |
671c9b7e | 87 | /* Parallel index stat data preload? */ |
299e2987 | 88 | int core_preload_index = 1; |
671c9b7e | 89 | |
dae6c322 CC |
90 | /* |
91 | * This is a hack for test programs like test-dump-untracked-cache to | |
92 | * ensure that they do not modify the untracked cache when reading it. | |
93 | * Do not use it otherwise! | |
94 | */ | |
95 | int ignore_untracked_cache_config; | |
96 | ||
e90fdc39 JS |
97 | /* This is set by setup_git_dir_gently() and/or git_default_config() */ |
98 | char *git_work_tree_cfg; | |
e90fdc39 | 99 | |
f9b7573f | 100 | static char *namespace; |
a1bea2c1 | 101 | |
74866d75 BW |
102 | static const char *super_prefix; |
103 | ||
48a7c1c4 | 104 | /* |
2163e5db | 105 | * Repository-local GIT_* environment variables; see cache.h for details. |
48a7c1c4 | 106 | */ |
2163e5db | 107 | const char * const local_repo_env[] = { |
48a7c1c4 GB |
108 | ALTERNATE_DB_ENVIRONMENT, |
109 | CONFIG_ENVIRONMENT, | |
655e8d9c | 110 | CONFIG_DATA_ENVIRONMENT, |
48a7c1c4 GB |
111 | DB_ENVIRONMENT, |
112 | GIT_DIR_ENVIRONMENT, | |
113 | GIT_WORK_TREE_ENVIRONMENT, | |
2cd83d10 | 114 | GIT_IMPLICIT_WORK_TREE_ENVIRONMENT, |
48a7c1c4 GB |
115 | GRAFT_ENVIRONMENT, |
116 | INDEX_ENVIRONMENT, | |
117 | NO_REPLACE_OBJECTS_ENVIRONMENT, | |
58d121b2 | 118 | GIT_REPLACE_REF_BASE_ENVIRONMENT, |
a6f7f9a3 | 119 | GIT_PREFIX_ENVIRONMENT, |
74866d75 | 120 | GIT_SUPER_PREFIX_ENVIRONMENT, |
069c0532 | 121 | GIT_SHALLOW_FILE_ENVIRONMENT, |
c7b3a3d2 | 122 | GIT_COMMON_DIR_ENVIRONMENT, |
48a7c1c4 GB |
123 | NULL |
124 | }; | |
125 | ||
a1bea2c1 JT |
126 | static char *expand_namespace(const char *raw_namespace) |
127 | { | |
128 | struct strbuf buf = STRBUF_INIT; | |
129 | struct strbuf **components, **c; | |
130 | ||
131 | if (!raw_namespace || !*raw_namespace) | |
132 | return xstrdup(""); | |
133 | ||
134 | strbuf_addstr(&buf, raw_namespace); | |
135 | components = strbuf_split(&buf, '/'); | |
136 | strbuf_reset(&buf); | |
137 | for (c = components; *c; c++) | |
138 | if (strcmp((*c)->buf, "/") != 0) | |
139 | strbuf_addf(&buf, "refs/namespaces/%s", (*c)->buf); | |
140 | strbuf_list_free(components); | |
8d9c5010 | 141 | if (check_refname_format(buf.buf, 0)) |
a1bea2c1 JT |
142 | die("bad git namespace path \"%s\"", raw_namespace); |
143 | strbuf_addch(&buf, '/'); | |
144 | return strbuf_detach(&buf, NULL); | |
145 | } | |
146 | ||
73f192c9 | 147 | void setup_git_env(void) |
e1b10391 | 148 | { |
069c0532 | 149 | const char *shallow_file; |
58d121b2 | 150 | const char *replace_ref_base; |
487a2b73 | 151 | |
6476b38b | 152 | if (getenv(NO_REPLACE_OBJECTS_ENVIRONMENT)) |
afc711b8 | 153 | check_replace_refs = 0; |
58d121b2 | 154 | replace_ref_base = getenv(GIT_REPLACE_REF_BASE_ENVIRONMENT); |
f9b7573f | 155 | free(git_replace_ref_base); |
58d121b2 MH |
156 | git_replace_ref_base = xstrdup(replace_ref_base ? replace_ref_base |
157 | : "refs/replace/"); | |
f9b7573f | 158 | free(namespace); |
a1bea2c1 | 159 | namespace = expand_namespace(getenv(GIT_NAMESPACE_ENVIRONMENT)); |
069c0532 NTND |
160 | shallow_file = getenv(GIT_SHALLOW_FILE_ENVIRONMENT); |
161 | if (shallow_file) | |
162 | set_alternate_shallow_file(shallow_file, 0); | |
0bee5918 SP |
163 | } |
164 | ||
7d1864ce | 165 | int is_bare_repository(void) |
0bee5918 | 166 | { |
e90fdc39 JS |
167 | /* if core.bare is not 'false', let's see if there is a work tree */ |
168 | return is_bare_repository_cfg && !get_git_work_tree(); | |
e1b10391 LT |
169 | } |
170 | ||
b9605bc4 JK |
171 | int have_git_dir(void) |
172 | { | |
173 | return startup_info->have_repository | |
c14c234f | 174 | || the_repository->gitdir; |
b9605bc4 JK |
175 | } |
176 | ||
c5fba16c | 177 | const char *get_git_dir(void) |
e1b10391 | 178 | { |
c14c234f | 179 | if (!the_repository->gitdir) |
73f192c9 | 180 | BUG("git environment hasn't been setup"); |
c14c234f | 181 | return the_repository->gitdir; |
e1b10391 LT |
182 | } |
183 | ||
c7b3a3d2 NTND |
184 | const char *get_git_common_dir(void) |
185 | { | |
c14c234f | 186 | if (!the_repository->commondir) |
73f192c9 | 187 | BUG("git environment hasn't been setup"); |
c14c234f | 188 | return the_repository->commondir; |
c7b3a3d2 NTND |
189 | } |
190 | ||
a1bea2c1 JT |
191 | const char *get_git_namespace(void) |
192 | { | |
193 | if (!namespace) | |
73f192c9 | 194 | BUG("git environment hasn't been setup"); |
a1bea2c1 JT |
195 | return namespace; |
196 | } | |
197 | ||
198 | const char *strip_namespace(const char *namespaced_ref) | |
199 | { | |
bf08c8cf BW |
200 | const char *out; |
201 | if (skip_prefix(namespaced_ref, get_git_namespace(), &out)) | |
202 | return out; | |
203 | return NULL; | |
a1bea2c1 JT |
204 | } |
205 | ||
74866d75 BW |
206 | const char *get_super_prefix(void) |
207 | { | |
208 | static int initialized; | |
209 | if (!initialized) { | |
210 | super_prefix = getenv(GIT_SUPER_PREFIX_ENVIRONMENT); | |
211 | initialized = 1; | |
212 | } | |
213 | return super_prefix; | |
214 | } | |
215 | ||
19757d80 DB |
216 | static int git_work_tree_initialized; |
217 | ||
218 | /* | |
219 | * Note. This works only before you used a work tree. This was added | |
220 | * primarily to support git-clone to work in a new repository it just | |
221 | * created, and is not meant to flip between different work trees. | |
222 | */ | |
223 | void set_git_work_tree(const char *new_work_tree) | |
224 | { | |
83518360 | 225 | if (git_work_tree_initialized) { |
e2a57aac | 226 | new_work_tree = real_path(new_work_tree); |
b4158732 | 227 | if (strcmp(new_work_tree, the_repository->worktree)) |
83518360 NTND |
228 | die("internal error: work tree has already been set\n" |
229 | "Current worktree: %s\nNew worktree: %s", | |
b4158732 | 230 | the_repository->worktree, new_work_tree); |
83518360 NTND |
231 | return; |
232 | } | |
19757d80 | 233 | git_work_tree_initialized = 1; |
b4158732 | 234 | repo_set_worktree(the_repository, new_work_tree); |
19757d80 DB |
235 | } |
236 | ||
e90fdc39 JS |
237 | const char *get_git_work_tree(void) |
238 | { | |
b4158732 | 239 | return the_repository->worktree; |
e90fdc39 JS |
240 | } |
241 | ||
e1b10391 LT |
242 | char *get_object_directory(void) |
243 | { | |
c14c234f | 244 | if (!the_repository->objectdir) |
73f192c9 | 245 | BUG("git environment hasn't been setup"); |
c14c234f | 246 | return the_repository->objectdir; |
e1b10391 LT |
247 | } |
248 | ||
594fa999 | 249 | int odb_mkstemp(struct strbuf *template, const char *pattern) |
463db9b1 JN |
250 | { |
251 | int fd; | |
252 | /* | |
253 | * we let the umask do its job, don't try to be more | |
254 | * restrictive except to remove write permission. | |
255 | */ | |
256 | int mode = 0444; | |
4aa7d75e | 257 | git_path_buf(template, "objects/%s", pattern); |
594fa999 | 258 | fd = git_mkstemp_mode(template->buf, mode); |
463db9b1 JN |
259 | if (0 <= fd) |
260 | return fd; | |
261 | ||
262 | /* slow path */ | |
263 | /* some mkstemp implementations erase template on failure */ | |
4aa7d75e | 264 | git_path_buf(template, "objects/%s", pattern); |
594fa999 JK |
265 | safe_create_leading_directories(template->buf); |
266 | return xmkstemp_mode(template->buf, mode); | |
463db9b1 JN |
267 | } |
268 | ||
eaeefc32 | 269 | int odb_pack_keep(const char *name) |
463db9b1 JN |
270 | { |
271 | int fd; | |
272 | ||
463db9b1 JN |
273 | fd = open(name, O_RDWR|O_CREAT|O_EXCL, 0600); |
274 | if (0 <= fd) | |
275 | return fd; | |
276 | ||
277 | /* slow path */ | |
eaeefc32 | 278 | safe_create_leading_directories_const(name); |
463db9b1 JN |
279 | return open(name, O_RDWR|O_CREAT|O_EXCL, 0600); |
280 | } | |
281 | ||
e1b10391 LT |
282 | char *get_index_file(void) |
283 | { | |
c14c234f | 284 | if (!the_repository->index_file) |
73f192c9 | 285 | BUG("git environment hasn't been setup"); |
c14c234f | 286 | return the_repository->index_file; |
e1b10391 LT |
287 | } |
288 | ||
289 | char *get_graft_file(void) | |
290 | { | |
c14c234f | 291 | if (!the_repository->graft_file) |
73f192c9 | 292 | BUG("git environment hasn't been setup"); |
c14c234f | 293 | return the_repository->graft_file; |
e1b10391 | 294 | } |
d7ac12b2 JS |
295 | |
296 | int set_git_dir(const char *path) | |
297 | { | |
298 | if (setenv(GIT_DIR_ENVIRONMENT, path, 1)) | |
299 | return error("Could not set GIT_DIR to '%s'", path); | |
c14c234f | 300 | repo_set_gitdir(the_repository, path); |
d7ac12b2 JS |
301 | setup_git_env(); |
302 | return 0; | |
303 | } | |
a6fa5992 PN |
304 | |
305 | const char *get_log_output_encoding(void) | |
306 | { | |
307 | return git_log_output_encoding ? git_log_output_encoding | |
308 | : get_commit_output_encoding(); | |
309 | } | |
310 | ||
311 | const char *get_commit_output_encoding(void) | |
312 | { | |
313 | return git_commit_encoding ? git_commit_encoding : "UTF-8"; | |
314 | } | |
7875acb6 JK |
315 | |
316 | static int the_shared_repository = PERM_UMASK; | |
ae5f6776 | 317 | static int need_shared_repository_from_config = 1; |
7875acb6 JK |
318 | |
319 | void set_shared_repository(int value) | |
320 | { | |
321 | the_shared_repository = value; | |
ae5f6776 | 322 | need_shared_repository_from_config = 0; |
7875acb6 JK |
323 | } |
324 | ||
325 | int get_shared_repository(void) | |
326 | { | |
ae5f6776 JK |
327 | if (need_shared_repository_from_config) { |
328 | const char *var = "core.sharedrepository"; | |
329 | const char *value; | |
330 | if (!git_config_get_value(var, &value)) | |
331 | the_shared_repository = git_config_perm(var, value); | |
332 | need_shared_repository_from_config = 0; | |
333 | } | |
7875acb6 JK |
334 | return the_shared_repository; |
335 | } | |
4543926b JK |
336 | |
337 | void reset_shared_repository(void) | |
338 | { | |
339 | need_shared_repository_from_config = 1; | |
340 | } | |
27344d6a JK |
341 | |
342 | int use_optional_locks(void) | |
343 | { | |
344 | return git_env_bool(GIT_OPTIONAL_LOCKS_ENVIRONMENT, 1); | |
345 | } |