Lazy man's auto-CRLF
[git/git.git] / environment.c
CommitLineData
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
12char git_default_email[MAX_GITNAME];
13char git_default_name[MAX_GITNAME];
93821bd9 14int use_legacy_headers = 1;
e1b10391 15int trust_executable_bit = 1;
96f1e58f
DR
16int assume_unchanged;
17int prefer_symlink_refs;
7d1864ce 18int is_bare_repository_cfg = -1; /* unspecified */
510c5a8e 19int log_all_ref_updates = -1; /* unspecified */
1b371f56 20int warn_ambiguous_refs = 1;
96f1e58f 21int repository_format_version;
d2c11a38
JH
22char *git_commit_encoding;
23char *git_log_output_encoding;
94df2506 24int shared_repository = PERM_UMASK;
96f1e58f 25const char *apply_default_whitespace;
12f6c308 26int zlib_compression_level = Z_DEFAULT_COMPRESSION;
8c82534d
SP
27size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE;
28size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT;
b75a82b7 29int pager_in_use;
aa086eb8 30int pager_use_color = 1;
6c510bee 31int auto_crlf = 0;
e1b10391 32
c5fba16c
PH
33static const char *git_dir;
34static char *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file;
35
e1b10391
LT
36static void setup_git_env(void)
37{
38 git_dir = getenv(GIT_DIR_ENVIRONMENT);
39 if (!git_dir)
40 git_dir = DEFAULT_GIT_DIR_ENVIRONMENT;
41 git_object_dir = getenv(DB_ENVIRONMENT);
42 if (!git_object_dir) {
43 git_object_dir = xmalloc(strlen(git_dir) + 9);
44 sprintf(git_object_dir, "%s/objects", git_dir);
45 }
46 git_refs_dir = xmalloc(strlen(git_dir) + 6);
47 sprintf(git_refs_dir, "%s/refs", git_dir);
48 git_index_file = getenv(INDEX_ENVIRONMENT);
49 if (!git_index_file) {
50 git_index_file = xmalloc(strlen(git_dir) + 7);
51 sprintf(git_index_file, "%s/index", git_dir);
52 }
53 git_graft_file = getenv(GRAFT_ENVIRONMENT);
54 if (!git_graft_file)
9befac47 55 git_graft_file = xstrdup(git_path("info/grafts"));
0bee5918
SP
56}
57
7d1864ce 58int is_bare_repository(void)
0bee5918 59{
7d1864ce
JH
60 const char *dir, *s;
61 if (0 <= is_bare_repository_cfg)
62 return is_bare_repository_cfg;
63
64 dir = get_git_dir();
0bee5918
SP
65 if (!strcmp(dir, DEFAULT_GIT_DIR_ENVIRONMENT))
66 return 0;
67 s = strrchr(dir, '/');
68 return !s || strcmp(s + 1, DEFAULT_GIT_DIR_ENVIRONMENT);
e1b10391
LT
69}
70
c5fba16c 71const char *get_git_dir(void)
e1b10391
LT
72{
73 if (!git_dir)
74 setup_git_env();
75 return git_dir;
76}
77
78char *get_object_directory(void)
79{
80 if (!git_object_dir)
81 setup_git_env();
82 return git_object_dir;
83}
84
85char *get_refs_directory(void)
86{
87 if (!git_refs_dir)
88 setup_git_env();
89 return git_refs_dir;
90}
91
92char *get_index_file(void)
93{
94 if (!git_index_file)
95 setup_git_env();
96 return git_index_file;
97}
98
99char *get_graft_file(void)
100{
101 if (!git_graft_file)
102 setup_git_env();
103 return git_graft_file;
104}
105
106