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"
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 char *editor_program;
37 int auto_crlf = 0; /* 1: both ways, -1: only when adding git objects */
39 static const char *git_dir;
40 static char *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file;
42 static void setup_git_env(void)
43 {
44 git_dir = getenv(GIT_DIR_ENVIRONMENT);
45 if (!git_dir)
46 git_dir = DEFAULT_GIT_DIR_ENVIRONMENT;
47 git_object_dir = getenv(DB_ENVIRONMENT);
48 if (!git_object_dir) {
49 git_object_dir = xmalloc(strlen(git_dir) + 9);
50 sprintf(git_object_dir, "%s/objects", git_dir);
51 }
52 git_refs_dir = xmalloc(strlen(git_dir) + 6);
53 sprintf(git_refs_dir, "%s/refs", git_dir);
54 git_index_file = getenv(INDEX_ENVIRONMENT);
55 if (!git_index_file) {
56 git_index_file = xmalloc(strlen(git_dir) + 7);
57 sprintf(git_index_file, "%s/index", git_dir);
58 }
59 git_graft_file = getenv(GRAFT_ENVIRONMENT);
60 if (!git_graft_file)
61 git_graft_file = xstrdup(git_path("info/grafts"));
62 }
64 int is_bare_repository(void)
65 {
66 const char *dir, *s;
67 if (0 <= is_bare_repository_cfg)
68 return is_bare_repository_cfg;
70 dir = get_git_dir();
71 if (!strcmp(dir, DEFAULT_GIT_DIR_ENVIRONMENT))
72 return 0;
73 s = strrchr(dir, '/');
74 return !s || strcmp(s + 1, DEFAULT_GIT_DIR_ENVIRONMENT);
75 }
77 const char *get_git_dir(void)
78 {
79 if (!git_dir)
80 setup_git_env();
81 return git_dir;
82 }
84 char *get_object_directory(void)
85 {
86 if (!git_object_dir)
87 setup_git_env();
88 return git_object_dir;
89 }
91 char *get_refs_directory(void)
92 {
93 if (!git_refs_dir)
94 setup_git_env();
95 return git_refs_dir;
96 }
98 char *get_index_file(void)
99 {
100 if (!git_index_file)
101 setup_git_env();
102 return git_index_file;
103 }
105 char *get_graft_file(void)
106 {
107 if (!git_graft_file)
108 setup_git_env();
109 return git_graft_file;
110 }