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Commit | Line | Data |
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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]; | |
14 | int trust_executable_bit = 1; | |
15 | int quote_path_fully = 1; | |
16 | int has_symlinks = 1; | |
17 | int assume_unchanged; | |
18 | int prefer_symlink_refs; | |
19 | int is_bare_repository_cfg = -1; /* unspecified */ | |
20 | int log_all_ref_updates = -1; /* unspecified */ | |
21 | int warn_ambiguous_refs = 1; | |
22 | int repository_format_version; | |
23 | const char *git_commit_encoding; | |
24 | const char *git_log_output_encoding; | |
25 | int shared_repository = PERM_UMASK; | |
26 | const char *apply_default_whitespace; | |
27 | int zlib_compression_level = Z_BEST_SPEED; | |
28 | int core_compression_level; | |
29 | int core_compression_seen; | |
30 | size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE; | |
31 | size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT; | |
32 | size_t delta_base_cache_limit = 16 * 1024 * 1024; | |
33 | char *pager_program; | |
34 | int pager_in_use; | |
35 | int pager_use_color = 1; | |
36 | int auto_crlf = 0; /* 1: both ways, -1: only when adding git objects */ | |
37 | ||
38 | static const char *git_dir; | |
39 | static char *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file; | |
40 | ||
41 | static void setup_git_env(void) | |
42 | { | |
43 | git_dir = getenv(GIT_DIR_ENVIRONMENT); | |
44 | if (!git_dir) | |
45 | git_dir = DEFAULT_GIT_DIR_ENVIRONMENT; | |
46 | git_object_dir = getenv(DB_ENVIRONMENT); | |
47 | if (!git_object_dir) { | |
48 | git_object_dir = xmalloc(strlen(git_dir) + 9); | |
49 | sprintf(git_object_dir, "%s/objects", git_dir); | |
50 | } | |
51 | git_refs_dir = xmalloc(strlen(git_dir) + 6); | |
52 | sprintf(git_refs_dir, "%s/refs", git_dir); | |
53 | git_index_file = getenv(INDEX_ENVIRONMENT); | |
54 | if (!git_index_file) { | |
55 | git_index_file = xmalloc(strlen(git_dir) + 7); | |
56 | sprintf(git_index_file, "%s/index", git_dir); | |
57 | } | |
58 | git_graft_file = getenv(GRAFT_ENVIRONMENT); | |
59 | if (!git_graft_file) | |
60 | git_graft_file = xstrdup(git_path("info/grafts")); | |
61 | } | |
62 | ||
63 | int is_bare_repository(void) | |
64 | { | |
65 | const char *dir, *s; | |
66 | if (0 <= is_bare_repository_cfg) | |
67 | return is_bare_repository_cfg; | |
68 | ||
69 | dir = get_git_dir(); | |
70 | if (!strcmp(dir, DEFAULT_GIT_DIR_ENVIRONMENT)) | |
71 | return 0; | |
72 | s = strrchr(dir, '/'); | |
73 | return !s || strcmp(s + 1, DEFAULT_GIT_DIR_ENVIRONMENT); | |
74 | } | |
75 | ||
76 | const char *get_git_dir(void) | |
77 | { | |
78 | if (!git_dir) | |
79 | setup_git_env(); | |
80 | return git_dir; | |
81 | } | |
82 | ||
83 | char *get_object_directory(void) | |
84 | { | |
85 | if (!git_object_dir) | |
86 | setup_git_env(); | |
87 | return git_object_dir; | |
88 | } | |
89 | ||
90 | char *get_refs_directory(void) | |
91 | { | |
92 | if (!git_refs_dir) | |
93 | setup_git_env(); | |
94 | return git_refs_dir; | |
95 | } | |
96 | ||
97 | char *get_index_file(void) | |
98 | { | |
99 | if (!git_index_file) | |
100 | setup_git_env(); | |
101 | return git_index_file; | |
102 | } | |
103 | ||
104 | char *get_graft_file(void) | |
105 | { | |
106 | if (!git_graft_file) | |
107 | setup_git_env(); | |
108 | return git_graft_file; | |
109 | } | |
110 | ||
111 | int set_git_dir(const char *path) | |
112 | { | |
113 | if (setenv(GIT_DIR_ENVIRONMENT, path, 1)) | |
114 | return error("Could not set GIT_DIR to '%s'", path); | |
115 | setup_git_env(); | |
116 | return 0; | |
117 | } |