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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; |
75b97fec | 30 | char *repository_format_partial_clone; |
1e1e39b3 | 31 | const char *core_partial_clone_filter_default; |
1a8f2741 | 32 | const char *git_commit_encoding; |
3a55602e | 33 | const char *git_log_output_encoding; |
96f1e58f | 34 | const char *apply_default_whitespace; |
86c91f91 | 35 | const char *apply_default_ignorewhitespace; |
64589a03 | 36 | const char *git_attributes_file; |
867ad08a | 37 | const char *git_hooks_path; |
960ccca6 DH |
38 | int zlib_compression_level = Z_BEST_SPEED; |
39 | int core_compression_level; | |
8de7eeb5 | 40 | int pack_compression_level = Z_DEFAULT_COMPRESSION; |
aafe9fba | 41 | int fsync_object_files; |
8c82534d SP |
42 | size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE; |
43 | size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT; | |
4874f544 | 44 | size_t delta_base_cache_limit = 96 * 1024 * 1024; |
15366280 | 45 | unsigned long big_file_threshold = 512 * 1024 * 1024; |
aa086eb8 | 46 | int pager_use_color = 1; |
ee9601e6 | 47 | const char *editor_program; |
d3e7da89 | 48 | const char *askpass_program; |
dfb068be | 49 | const char *excludes_file; |
fd6cce9e | 50 | enum auto_crlf auto_crlf = AUTO_CRLF_FALSE; |
afc711b8 | 51 | int check_replace_refs = 1; |
58d121b2 | 52 | char *git_replace_ref_base; |
ec70f52f | 53 | enum eol core_eol = EOL_UNSET; |
8462ff43 | 54 | int global_conv_flags_eol = CONV_EOL_RNDTRP_WARN; |
cf1b7869 | 55 | unsigned whitespace_rule_cfg = WS_DEFAULT_RULE; |
9ed36cfa | 56 | enum branch_track git_branch_track = BRANCH_TRACK_REMOTE; |
c998ae9b | 57 | enum rebase_setup_type autorebase = AUTOREBASE_NEVER; |
f25950f3 | 58 | enum push_default_type push_default = PUSH_DEFAULT_UNSPECIFIED; |
348df166 JS |
59 | #ifndef OBJECT_CREATION_MODE |
60 | #define OBJECT_CREATION_MODE OBJECT_CREATION_USES_HARDLINKS | |
be66a6c4 | 61 | #endif |
348df166 | 62 | enum object_creation_mode object_creation_mode = OBJECT_CREATION_MODE; |
a97a7468 | 63 | char *notes_ref_name; |
7f3140cd | 64 | int grafts_replace_parents = 1; |
08aefc9e | 65 | int core_apply_sparse_checkout; |
898eacd8 | 66 | int merge_log_config = -1; |
76759c7d | 67 | int precomposed_unicode = -1; /* see probe_utf8_pathname_composition() */ |
568508e7 | 68 | unsigned long pack_size_limit_cfg; |
f30afdab | 69 | enum hide_dotfiles_type hide_dotfiles = HIDE_DOTFILES_DOTGITONLY; |
341fb286 | 70 | enum log_refs_config log_all_ref_updates = LOG_REFS_UNSET; |
e1b10391 | 71 | |
a42643aa JK |
72 | #ifndef PROTECT_HFS_DEFAULT |
73 | #define PROTECT_HFS_DEFAULT 0 | |
74 | #endif | |
75 | int protect_hfs = PROTECT_HFS_DEFAULT; | |
76 | ||
2b4c6efc JS |
77 | #ifndef PROTECT_NTFS_DEFAULT |
78 | #define PROTECT_NTFS_DEFAULT 0 | |
79 | #endif | |
80 | int protect_ntfs = PROTECT_NTFS_DEFAULT; | |
883e248b | 81 | const char *core_fsmonitor; |
2b4c6efc | 82 | |
eff80a9f JH |
83 | /* |
84 | * The character that begins a commented line in user-editable file | |
85 | * that is subject to stripspace. | |
86 | */ | |
87 | char comment_line_char = '#'; | |
84c9dc2c | 88 | int auto_comment_line_char; |
eff80a9f | 89 | |
671c9b7e | 90 | /* Parallel index stat data preload? */ |
299e2987 | 91 | int core_preload_index = 1; |
671c9b7e | 92 | |
dae6c322 CC |
93 | /* |
94 | * This is a hack for test programs like test-dump-untracked-cache to | |
95 | * ensure that they do not modify the untracked cache when reading it. | |
96 | * Do not use it otherwise! | |
97 | */ | |
98 | int ignore_untracked_cache_config; | |
99 | ||
e90fdc39 JS |
100 | /* This is set by setup_git_dir_gently() and/or git_default_config() */ |
101 | char *git_work_tree_cfg; | |
e90fdc39 | 102 | |
38f3f094 | 103 | static char *git_namespace; |
a1bea2c1 | 104 | |
74866d75 BW |
105 | static const char *super_prefix; |
106 | ||
48a7c1c4 | 107 | /* |
2163e5db | 108 | * Repository-local GIT_* environment variables; see cache.h for details. |
48a7c1c4 | 109 | */ |
2163e5db | 110 | const char * const local_repo_env[] = { |
48a7c1c4 GB |
111 | ALTERNATE_DB_ENVIRONMENT, |
112 | CONFIG_ENVIRONMENT, | |
655e8d9c | 113 | CONFIG_DATA_ENVIRONMENT, |
48a7c1c4 GB |
114 | DB_ENVIRONMENT, |
115 | GIT_DIR_ENVIRONMENT, | |
116 | GIT_WORK_TREE_ENVIRONMENT, | |
2cd83d10 | 117 | GIT_IMPLICIT_WORK_TREE_ENVIRONMENT, |
48a7c1c4 GB |
118 | GRAFT_ENVIRONMENT, |
119 | INDEX_ENVIRONMENT, | |
120 | NO_REPLACE_OBJECTS_ENVIRONMENT, | |
58d121b2 | 121 | GIT_REPLACE_REF_BASE_ENVIRONMENT, |
a6f7f9a3 | 122 | GIT_PREFIX_ENVIRONMENT, |
74866d75 | 123 | GIT_SUPER_PREFIX_ENVIRONMENT, |
069c0532 | 124 | GIT_SHALLOW_FILE_ENVIRONMENT, |
c7b3a3d2 | 125 | GIT_COMMON_DIR_ENVIRONMENT, |
48a7c1c4 GB |
126 | NULL |
127 | }; | |
128 | ||
a1bea2c1 JT |
129 | static char *expand_namespace(const char *raw_namespace) |
130 | { | |
131 | struct strbuf buf = STRBUF_INIT; | |
132 | struct strbuf **components, **c; | |
133 | ||
134 | if (!raw_namespace || !*raw_namespace) | |
135 | return xstrdup(""); | |
136 | ||
137 | strbuf_addstr(&buf, raw_namespace); | |
138 | components = strbuf_split(&buf, '/'); | |
139 | strbuf_reset(&buf); | |
140 | for (c = components; *c; c++) | |
141 | if (strcmp((*c)->buf, "/") != 0) | |
142 | strbuf_addf(&buf, "refs/namespaces/%s", (*c)->buf); | |
143 | strbuf_list_free(components); | |
8d9c5010 | 144 | if (check_refname_format(buf.buf, 0)) |
a1bea2c1 JT |
145 | die("bad git namespace path \"%s\"", raw_namespace); |
146 | strbuf_addch(&buf, '/'); | |
147 | return strbuf_detach(&buf, NULL); | |
148 | } | |
149 | ||
73f192c9 | 150 | void setup_git_env(void) |
e1b10391 | 151 | { |
069c0532 | 152 | const char *shallow_file; |
58d121b2 | 153 | const char *replace_ref_base; |
487a2b73 | 154 | |
6476b38b | 155 | if (getenv(NO_REPLACE_OBJECTS_ENVIRONMENT)) |
afc711b8 | 156 | check_replace_refs = 0; |
58d121b2 | 157 | replace_ref_base = getenv(GIT_REPLACE_REF_BASE_ENVIRONMENT); |
f9b7573f | 158 | free(git_replace_ref_base); |
58d121b2 MH |
159 | git_replace_ref_base = xstrdup(replace_ref_base ? replace_ref_base |
160 | : "refs/replace/"); | |
38f3f094 BW |
161 | free(git_namespace); |
162 | git_namespace = expand_namespace(getenv(GIT_NAMESPACE_ENVIRONMENT)); | |
069c0532 NTND |
163 | shallow_file = getenv(GIT_SHALLOW_FILE_ENVIRONMENT); |
164 | if (shallow_file) | |
165 | set_alternate_shallow_file(shallow_file, 0); | |
0bee5918 SP |
166 | } |
167 | ||
7d1864ce | 168 | int is_bare_repository(void) |
0bee5918 | 169 | { |
e90fdc39 JS |
170 | /* if core.bare is not 'false', let's see if there is a work tree */ |
171 | return is_bare_repository_cfg && !get_git_work_tree(); | |
e1b10391 LT |
172 | } |
173 | ||
b9605bc4 JK |
174 | int have_git_dir(void) |
175 | { | |
176 | return startup_info->have_repository | |
c14c234f | 177 | || the_repository->gitdir; |
b9605bc4 JK |
178 | } |
179 | ||
c5fba16c | 180 | const char *get_git_dir(void) |
e1b10391 | 181 | { |
c14c234f | 182 | if (!the_repository->gitdir) |
73f192c9 | 183 | BUG("git environment hasn't been setup"); |
c14c234f | 184 | return the_repository->gitdir; |
e1b10391 LT |
185 | } |
186 | ||
c7b3a3d2 NTND |
187 | const char *get_git_common_dir(void) |
188 | { | |
c14c234f | 189 | if (!the_repository->commondir) |
73f192c9 | 190 | BUG("git environment hasn't been setup"); |
c14c234f | 191 | return the_repository->commondir; |
c7b3a3d2 NTND |
192 | } |
193 | ||
a1bea2c1 JT |
194 | const char *get_git_namespace(void) |
195 | { | |
38f3f094 | 196 | if (!git_namespace) |
73f192c9 | 197 | BUG("git environment hasn't been setup"); |
38f3f094 | 198 | return git_namespace; |
a1bea2c1 JT |
199 | } |
200 | ||
201 | const char *strip_namespace(const char *namespaced_ref) | |
202 | { | |
bf08c8cf BW |
203 | const char *out; |
204 | if (skip_prefix(namespaced_ref, get_git_namespace(), &out)) | |
205 | return out; | |
206 | return NULL; | |
a1bea2c1 JT |
207 | } |
208 | ||
74866d75 BW |
209 | const char *get_super_prefix(void) |
210 | { | |
211 | static int initialized; | |
212 | if (!initialized) { | |
213 | super_prefix = getenv(GIT_SUPER_PREFIX_ENVIRONMENT); | |
214 | initialized = 1; | |
215 | } | |
216 | return super_prefix; | |
217 | } | |
218 | ||
19757d80 DB |
219 | static int git_work_tree_initialized; |
220 | ||
221 | /* | |
222 | * Note. This works only before you used a work tree. This was added | |
223 | * primarily to support git-clone to work in a new repository it just | |
224 | * created, and is not meant to flip between different work trees. | |
225 | */ | |
226 | void set_git_work_tree(const char *new_work_tree) | |
227 | { | |
83518360 | 228 | if (git_work_tree_initialized) { |
e2a57aac | 229 | new_work_tree = real_path(new_work_tree); |
b4158732 | 230 | if (strcmp(new_work_tree, the_repository->worktree)) |
83518360 NTND |
231 | die("internal error: work tree has already been set\n" |
232 | "Current worktree: %s\nNew worktree: %s", | |
b4158732 | 233 | the_repository->worktree, new_work_tree); |
83518360 NTND |
234 | return; |
235 | } | |
19757d80 | 236 | git_work_tree_initialized = 1; |
b4158732 | 237 | repo_set_worktree(the_repository, new_work_tree); |
19757d80 DB |
238 | } |
239 | ||
e90fdc39 JS |
240 | const char *get_git_work_tree(void) |
241 | { | |
b4158732 | 242 | return the_repository->worktree; |
e90fdc39 JS |
243 | } |
244 | ||
e1b10391 LT |
245 | char *get_object_directory(void) |
246 | { | |
c14c234f | 247 | if (!the_repository->objectdir) |
73f192c9 | 248 | BUG("git environment hasn't been setup"); |
c14c234f | 249 | return the_repository->objectdir; |
e1b10391 LT |
250 | } |
251 | ||
a63b5fca | 252 | int odb_mkstemp(struct strbuf *temp_filename, const char *pattern) |
463db9b1 JN |
253 | { |
254 | int fd; | |
255 | /* | |
256 | * we let the umask do its job, don't try to be more | |
257 | * restrictive except to remove write permission. | |
258 | */ | |
259 | int mode = 0444; | |
a63b5fca BW |
260 | git_path_buf(temp_filename, "objects/%s", pattern); |
261 | fd = git_mkstemp_mode(temp_filename->buf, mode); | |
463db9b1 JN |
262 | if (0 <= fd) |
263 | return fd; | |
264 | ||
265 | /* slow path */ | |
a63b5fca BW |
266 | /* some mkstemp implementations erase temp_filename on failure */ |
267 | git_path_buf(temp_filename, "objects/%s", pattern); | |
268 | safe_create_leading_directories(temp_filename->buf); | |
269 | return xmkstemp_mode(temp_filename->buf, mode); | |
463db9b1 JN |
270 | } |
271 | ||
eaeefc32 | 272 | int odb_pack_keep(const char *name) |
463db9b1 JN |
273 | { |
274 | int fd; | |
275 | ||
463db9b1 JN |
276 | fd = open(name, O_RDWR|O_CREAT|O_EXCL, 0600); |
277 | if (0 <= fd) | |
278 | return fd; | |
279 | ||
280 | /* slow path */ | |
eaeefc32 | 281 | safe_create_leading_directories_const(name); |
463db9b1 JN |
282 | return open(name, O_RDWR|O_CREAT|O_EXCL, 0600); |
283 | } | |
284 | ||
e1b10391 LT |
285 | char *get_index_file(void) |
286 | { | |
c14c234f | 287 | if (!the_repository->index_file) |
73f192c9 | 288 | BUG("git environment hasn't been setup"); |
c14c234f | 289 | return the_repository->index_file; |
e1b10391 LT |
290 | } |
291 | ||
292 | char *get_graft_file(void) | |
293 | { | |
c14c234f | 294 | if (!the_repository->graft_file) |
73f192c9 | 295 | BUG("git environment hasn't been setup"); |
c14c234f | 296 | return the_repository->graft_file; |
e1b10391 | 297 | } |
d7ac12b2 JS |
298 | |
299 | int set_git_dir(const char *path) | |
300 | { | |
301 | if (setenv(GIT_DIR_ENVIRONMENT, path, 1)) | |
302 | return error("Could not set GIT_DIR to '%s'", path); | |
c14c234f | 303 | repo_set_gitdir(the_repository, path); |
d7ac12b2 JS |
304 | setup_git_env(); |
305 | return 0; | |
306 | } | |
a6fa5992 PN |
307 | |
308 | const char *get_log_output_encoding(void) | |
309 | { | |
310 | return git_log_output_encoding ? git_log_output_encoding | |
311 | : get_commit_output_encoding(); | |
312 | } | |
313 | ||
314 | const char *get_commit_output_encoding(void) | |
315 | { | |
316 | return git_commit_encoding ? git_commit_encoding : "UTF-8"; | |
317 | } | |
7875acb6 JK |
318 | |
319 | static int the_shared_repository = PERM_UMASK; | |
ae5f6776 | 320 | static int need_shared_repository_from_config = 1; |
7875acb6 JK |
321 | |
322 | void set_shared_repository(int value) | |
323 | { | |
324 | the_shared_repository = value; | |
ae5f6776 | 325 | need_shared_repository_from_config = 0; |
7875acb6 JK |
326 | } |
327 | ||
328 | int get_shared_repository(void) | |
329 | { | |
ae5f6776 JK |
330 | if (need_shared_repository_from_config) { |
331 | const char *var = "core.sharedrepository"; | |
332 | const char *value; | |
333 | if (!git_config_get_value(var, &value)) | |
334 | the_shared_repository = git_config_perm(var, value); | |
335 | need_shared_repository_from_config = 0; | |
336 | } | |
7875acb6 JK |
337 | return the_shared_repository; |
338 | } | |
4543926b JK |
339 | |
340 | void reset_shared_repository(void) | |
341 | { | |
342 | need_shared_repository_from_config = 1; | |
343 | } | |
27344d6a JK |
344 | |
345 | int use_optional_locks(void) | |
346 | { | |
347 | return git_env_bool(GIT_OPTIONAL_LOCKS_ENVIRONMENT, 1); | |
348 | } | |
a2cd709d AR |
349 | |
350 | int print_sha1_ellipsis(void) | |
351 | { | |
352 | /* | |
353 | * Determine if the calling environment contains the variable | |
354 | * GIT_PRINT_SHA1_ELLIPSIS set to "yes". | |
355 | */ | |
356 | static int cached_result = -1; /* unknown */ | |
357 | ||
358 | if (cached_result < 0) { | |
359 | const char *v = getenv("GIT_PRINT_SHA1_ELLIPSIS"); | |
360 | cached_result = (v && !strcasecmp(v, "yes")); | |
361 | } | |
362 | return cached_result; | |
363 | } |