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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" | |
11 | ||
12 | char git_default_email[MAX_GITNAME]; | |
13 | char git_default_name[MAX_GITNAME]; | |
bb1ae3f6 | 14 | int user_ident_explicitly_given; |
e1b10391 | 15 | int trust_executable_bit = 1; |
1ce4790b | 16 | int trust_ctime = 1; |
78a8d641 | 17 | int has_symlinks = 1; |
dce96489 | 18 | int minimum_abbrev = 4, default_abbrev = 7; |
0a9b88b7 | 19 | int ignore_case; |
96f1e58f DR |
20 | int assume_unchanged; |
21 | int prefer_symlink_refs; | |
7d1864ce | 22 | int is_bare_repository_cfg = -1; /* unspecified */ |
510c5a8e | 23 | int log_all_ref_updates = -1; /* unspecified */ |
1b371f56 | 24 | int warn_ambiguous_refs = 1; |
96f1e58f | 25 | int repository_format_version; |
1a8f2741 | 26 | const char *git_commit_encoding; |
3a55602e | 27 | const char *git_log_output_encoding; |
94df2506 | 28 | int shared_repository = PERM_UMASK; |
96f1e58f | 29 | const char *apply_default_whitespace; |
86c91f91 | 30 | const char *apply_default_ignorewhitespace; |
960ccca6 DH |
31 | int zlib_compression_level = Z_BEST_SPEED; |
32 | int core_compression_level; | |
33 | int core_compression_seen; | |
aafe9fba | 34 | int fsync_object_files; |
8c82534d SP |
35 | size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE; |
36 | size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT; | |
18bdec11 | 37 | size_t delta_base_cache_limit = 16 * 1024 * 1024; |
15366280 | 38 | unsigned long big_file_threshold = 512 * 1024 * 1024; |
872da32d | 39 | const char *pager_program; |
aa086eb8 | 40 | int pager_use_color = 1; |
ee9601e6 | 41 | const char *editor_program; |
d3e7da89 | 42 | const char *askpass_program; |
dfb068be | 43 | const char *excludes_file; |
fd6cce9e | 44 | enum auto_crlf auto_crlf = AUTO_CRLF_FALSE; |
e1111cef | 45 | int read_replace_refs = 1; /* NEEDSWORK: rename to use_replace_refs */ |
ec70f52f | 46 | enum eol core_eol = EOL_UNSET; |
21e5ad50 | 47 | enum safe_crlf safe_crlf = SAFE_CRLF_WARN; |
cf1b7869 | 48 | unsigned whitespace_rule_cfg = WS_DEFAULT_RULE; |
9ed36cfa | 49 | enum branch_track git_branch_track = BRANCH_TRACK_REMOTE; |
c998ae9b | 50 | enum rebase_setup_type autorebase = AUTOREBASE_NEVER; |
bba0fd22 | 51 | enum push_default_type push_default = PUSH_DEFAULT_MATCHING; |
348df166 JS |
52 | #ifndef OBJECT_CREATION_MODE |
53 | #define OBJECT_CREATION_MODE OBJECT_CREATION_USES_HARDLINKS | |
be66a6c4 | 54 | #endif |
348df166 | 55 | enum object_creation_mode object_creation_mode = OBJECT_CREATION_MODE; |
a97a7468 | 56 | char *notes_ref_name; |
7f3140cd | 57 | int grafts_replace_parents = 1; |
08aefc9e | 58 | int core_apply_sparse_checkout; |
e37c1329 | 59 | struct startup_info *startup_info; |
e1b10391 | 60 | |
671c9b7e LT |
61 | /* Parallel index stat data preload? */ |
62 | int core_preload_index = 0; | |
63 | ||
e90fdc39 JS |
64 | /* This is set by setup_git_dir_gently() and/or git_default_config() */ |
65 | char *git_work_tree_cfg; | |
19757d80 | 66 | static char *work_tree; |
e90fdc39 | 67 | |
c5fba16c | 68 | static const char *git_dir; |
7f7868ea | 69 | static char *git_object_dir, *git_index_file, *git_graft_file; |
c5fba16c | 70 | |
48a7c1c4 GB |
71 | /* |
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 | |
75 | */ | |
76 | const char * const local_repo_env[LOCAL_REPO_ENV_SIZE + 1] = { | |
77 | ALTERNATE_DB_ENVIRONMENT, | |
78 | CONFIG_ENVIRONMENT, | |
655e8d9c | 79 | CONFIG_DATA_ENVIRONMENT, |
48a7c1c4 GB |
80 | DB_ENVIRONMENT, |
81 | GIT_DIR_ENVIRONMENT, | |
82 | GIT_WORK_TREE_ENVIRONMENT, | |
83 | GRAFT_ENVIRONMENT, | |
84 | INDEX_ENVIRONMENT, | |
85 | NO_REPLACE_OBJECTS_ENVIRONMENT, | |
86 | NULL | |
87 | }; | |
88 | ||
e1b10391 LT |
89 | static void setup_git_env(void) |
90 | { | |
91 | git_dir = getenv(GIT_DIR_ENVIRONMENT); | |
15431ca6 | 92 | git_dir = git_dir ? xstrdup(git_dir) : NULL; |
06f3549d | 93 | if (!git_dir) { |
b44ebb19 | 94 | git_dir = read_gitfile_gently(DEFAULT_GIT_DIR_ENVIRONMENT); |
06f3549d JN |
95 | git_dir = git_dir ? xstrdup(git_dir) : NULL; |
96 | } | |
e1b10391 LT |
97 | if (!git_dir) |
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); | |
103 | } | |
e1b10391 LT |
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); | |
108 | } | |
109 | git_graft_file = getenv(GRAFT_ENVIRONMENT); | |
110 | if (!git_graft_file) | |
a4f34cbb | 111 | git_graft_file = git_pathdup("info/grafts"); |
6476b38b CC |
112 | if (getenv(NO_REPLACE_OBJECTS_ENVIRONMENT)) |
113 | read_replace_refs = 0; | |
0bee5918 SP |
114 | } |
115 | ||
7d1864ce | 116 | int is_bare_repository(void) |
0bee5918 | 117 | { |
e90fdc39 JS |
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(); | |
e1b10391 LT |
120 | } |
121 | ||
d2b0708e DP |
122 | int have_git_dir(void) |
123 | { | |
124 | return !!git_dir; | |
125 | } | |
126 | ||
c5fba16c | 127 | const char *get_git_dir(void) |
e1b10391 LT |
128 | { |
129 | if (!git_dir) | |
130 | setup_git_env(); | |
131 | return git_dir; | |
132 | } | |
133 | ||
19757d80 DB |
134 | static int git_work_tree_initialized; |
135 | ||
136 | /* | |
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. | |
140 | */ | |
141 | void set_git_work_tree(const char *new_work_tree) | |
142 | { | |
83518360 | 143 | if (git_work_tree_initialized) { |
e2a57aac | 144 | new_work_tree = real_path(new_work_tree); |
83518360 NTND |
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); | |
149 | return; | |
150 | } | |
19757d80 | 151 | git_work_tree_initialized = 1; |
e2a57aac | 152 | work_tree = xstrdup(real_path(new_work_tree)); |
19757d80 DB |
153 | } |
154 | ||
e90fdc39 JS |
155 | const char *get_git_work_tree(void) |
156 | { | |
e90fdc39 JS |
157 | return work_tree; |
158 | } | |
159 | ||
e1b10391 LT |
160 | char *get_object_directory(void) |
161 | { | |
162 | if (!git_object_dir) | |
163 | setup_git_env(); | |
164 | return git_object_dir; | |
165 | } | |
166 | ||
463db9b1 JN |
167 | int odb_mkstemp(char *template, size_t limit, const char *pattern) |
168 | { | |
169 | int fd; | |
170 | /* | |
171 | * we let the umask do its job, don't try to be more | |
172 | * restrictive except to remove write permission. | |
173 | */ | |
174 | int mode = 0444; | |
175 | snprintf(template, limit, "%s/%s", | |
176 | get_object_directory(), pattern); | |
177 | fd = git_mkstemp_mode(template, mode); | |
178 | if (0 <= fd) | |
179 | return fd; | |
180 | ||
181 | /* slow path */ | |
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); | |
187 | } | |
188 | ||
189 | int odb_pack_keep(char *name, size_t namesz, unsigned char *sha1) | |
190 | { | |
191 | int fd; | |
192 | ||
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); | |
196 | if (0 <= fd) | |
197 | return fd; | |
198 | ||
199 | /* slow path */ | |
200 | safe_create_leading_directories(name); | |
201 | return open(name, O_RDWR|O_CREAT|O_EXCL, 0600); | |
202 | } | |
203 | ||
e1b10391 LT |
204 | char *get_index_file(void) |
205 | { | |
206 | if (!git_index_file) | |
207 | setup_git_env(); | |
208 | return git_index_file; | |
209 | } | |
210 | ||
211 | char *get_graft_file(void) | |
212 | { | |
213 | if (!git_graft_file) | |
214 | setup_git_env(); | |
215 | return git_graft_file; | |
216 | } | |
d7ac12b2 JS |
217 | |
218 | int set_git_dir(const char *path) | |
219 | { | |
220 | if (setenv(GIT_DIR_ENVIRONMENT, path, 1)) | |
221 | return error("Could not set GIT_DIR to '%s'", path); | |
222 | setup_git_env(); | |
223 | return 0; | |
224 | } | |
a6fa5992 PN |
225 | |
226 | const char *get_log_output_encoding(void) | |
227 | { | |
228 | return git_log_output_encoding ? git_log_output_encoding | |
229 | : get_commit_output_encoding(); | |
230 | } | |
231 | ||
232 | const char *get_commit_output_encoding(void) | |
233 | { | |
234 | return git_commit_encoding ? git_commit_encoding : "UTF-8"; | |
235 | } |