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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; |
0a9b88b7 | 18 | int ignore_case; |
96f1e58f DR |
19 | int assume_unchanged; |
20 | int prefer_symlink_refs; | |
7d1864ce | 21 | int is_bare_repository_cfg = -1; /* unspecified */ |
510c5a8e | 22 | int log_all_ref_updates = -1; /* unspecified */ |
1b371f56 | 23 | int warn_ambiguous_refs = 1; |
96f1e58f | 24 | int repository_format_version; |
1a8f2741 | 25 | const char *git_commit_encoding; |
3a55602e | 26 | const char *git_log_output_encoding; |
94df2506 | 27 | int shared_repository = PERM_UMASK; |
96f1e58f | 28 | const char *apply_default_whitespace; |
960ccca6 DH |
29 | int zlib_compression_level = Z_BEST_SPEED; |
30 | int core_compression_level; | |
31 | int core_compression_seen; | |
aafe9fba | 32 | int fsync_object_files; |
8c82534d SP |
33 | size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE; |
34 | size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT; | |
18bdec11 | 35 | size_t delta_base_cache_limit = 16 * 1024 * 1024; |
872da32d | 36 | const char *pager_program; |
aa086eb8 | 37 | int pager_use_color = 1; |
ee9601e6 | 38 | const char *editor_program; |
dfb068be | 39 | const char *excludes_file; |
d7f46334 | 40 | int auto_crlf = 0; /* 1: both ways, -1: only when adding git objects */ |
21e5ad50 | 41 | enum safe_crlf safe_crlf = SAFE_CRLF_WARN; |
cf1b7869 | 42 | unsigned whitespace_rule_cfg = WS_DEFAULT_RULE; |
9ed36cfa | 43 | enum branch_track git_branch_track = BRANCH_TRACK_REMOTE; |
c998ae9b | 44 | enum rebase_setup_type autorebase = AUTOREBASE_NEVER; |
e1b10391 | 45 | |
e90fdc39 JS |
46 | /* This is set by setup_git_dir_gently() and/or git_default_config() */ |
47 | char *git_work_tree_cfg; | |
19757d80 | 48 | static char *work_tree; |
e90fdc39 | 49 | |
c5fba16c PH |
50 | static const char *git_dir; |
51 | static char *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file; | |
52 | ||
e1b10391 LT |
53 | static void setup_git_env(void) |
54 | { | |
55 | git_dir = getenv(GIT_DIR_ENVIRONMENT); | |
b44ebb19 LH |
56 | if (!git_dir) |
57 | git_dir = read_gitfile_gently(DEFAULT_GIT_DIR_ENVIRONMENT); | |
e1b10391 LT |
58 | if (!git_dir) |
59 | git_dir = DEFAULT_GIT_DIR_ENVIRONMENT; | |
60 | git_object_dir = getenv(DB_ENVIRONMENT); | |
61 | if (!git_object_dir) { | |
62 | git_object_dir = xmalloc(strlen(git_dir) + 9); | |
63 | sprintf(git_object_dir, "%s/objects", git_dir); | |
64 | } | |
65 | git_refs_dir = xmalloc(strlen(git_dir) + 6); | |
66 | sprintf(git_refs_dir, "%s/refs", git_dir); | |
67 | git_index_file = getenv(INDEX_ENVIRONMENT); | |
68 | if (!git_index_file) { | |
69 | git_index_file = xmalloc(strlen(git_dir) + 7); | |
70 | sprintf(git_index_file, "%s/index", git_dir); | |
71 | } | |
72 | git_graft_file = getenv(GRAFT_ENVIRONMENT); | |
73 | if (!git_graft_file) | |
9befac47 | 74 | git_graft_file = xstrdup(git_path("info/grafts")); |
0bee5918 SP |
75 | } |
76 | ||
7d1864ce | 77 | int is_bare_repository(void) |
0bee5918 | 78 | { |
e90fdc39 JS |
79 | /* if core.bare is not 'false', let's see if there is a work tree */ |
80 | return is_bare_repository_cfg && !get_git_work_tree(); | |
e1b10391 LT |
81 | } |
82 | ||
c5fba16c | 83 | const char *get_git_dir(void) |
e1b10391 LT |
84 | { |
85 | if (!git_dir) | |
86 | setup_git_env(); | |
87 | return git_dir; | |
88 | } | |
89 | ||
19757d80 DB |
90 | static int git_work_tree_initialized; |
91 | ||
92 | /* | |
93 | * Note. This works only before you used a work tree. This was added | |
94 | * primarily to support git-clone to work in a new repository it just | |
95 | * created, and is not meant to flip between different work trees. | |
96 | */ | |
97 | void set_git_work_tree(const char *new_work_tree) | |
98 | { | |
99 | if (is_bare_repository_cfg >= 0) | |
100 | die("cannot set work tree after initialization"); | |
101 | git_work_tree_initialized = 1; | |
102 | free(work_tree); | |
103 | work_tree = xstrdup(make_absolute_path(new_work_tree)); | |
104 | is_bare_repository_cfg = 0; | |
105 | } | |
106 | ||
e90fdc39 JS |
107 | const char *get_git_work_tree(void) |
108 | { | |
19757d80 | 109 | if (!git_work_tree_initialized) { |
e90fdc39 JS |
110 | work_tree = getenv(GIT_WORK_TREE_ENVIRONMENT); |
111 | /* core.bare = true overrides implicit and config work tree */ | |
112 | if (!work_tree && is_bare_repository_cfg < 1) { | |
113 | work_tree = git_work_tree_cfg; | |
114 | /* make_absolute_path also normalizes the path */ | |
115 | if (work_tree && !is_absolute_path(work_tree)) | |
116 | work_tree = xstrdup(make_absolute_path(git_path(work_tree))); | |
117 | } else if (work_tree) | |
118 | work_tree = xstrdup(make_absolute_path(work_tree)); | |
19757d80 | 119 | git_work_tree_initialized = 1; |
e90fdc39 JS |
120 | if (work_tree) |
121 | is_bare_repository_cfg = 0; | |
122 | } | |
123 | return work_tree; | |
124 | } | |
125 | ||
e1b10391 LT |
126 | char *get_object_directory(void) |
127 | { | |
128 | if (!git_object_dir) | |
129 | setup_git_env(); | |
130 | return git_object_dir; | |
131 | } | |
132 | ||
e1b10391 LT |
133 | char *get_index_file(void) |
134 | { | |
135 | if (!git_index_file) | |
136 | setup_git_env(); | |
137 | return git_index_file; | |
138 | } | |
139 | ||
140 | char *get_graft_file(void) | |
141 | { | |
142 | if (!git_graft_file) | |
143 | setup_git_env(); | |
144 | return git_graft_file; | |
145 | } | |
d7ac12b2 JS |
146 | |
147 | int set_git_dir(const char *path) | |
148 | { | |
149 | if (setenv(GIT_DIR_ENVIRONMENT, path, 1)) | |
150 | return error("Could not set GIT_DIR to '%s'", path); | |
151 | setup_git_env(); | |
152 | return 0; | |
153 | } |