make "repack -f" imply "pack-objects --no-reuse-object"
[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;
78a8d641 16int has_symlinks = 1;
96f1e58f
DR
17int assume_unchanged;
18int prefer_symlink_refs;
7d1864ce 19int is_bare_repository_cfg = -1; /* unspecified */
510c5a8e 20int log_all_ref_updates = -1; /* unspecified */
1b371f56 21int warn_ambiguous_refs = 1;
96f1e58f 22int repository_format_version;
1a8f2741 23const char *git_commit_encoding;
3a55602e 24const char *git_log_output_encoding;
94df2506 25int shared_repository = PERM_UMASK;
96f1e58f 26const char *apply_default_whitespace;
12f6c308 27int zlib_compression_level = Z_DEFAULT_COMPRESSION;
8c82534d
SP
28size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE;
29size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT;
18bdec11 30size_t delta_base_cache_limit = 16 * 1024 * 1024;
b75a82b7 31int pager_in_use;
aa086eb8 32int pager_use_color = 1;
d7f46334 33int auto_crlf = 0; /* 1: both ways, -1: only when adding git objects */
e1b10391 34
c5fba16c
PH
35static const char *git_dir;
36static char *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file;
37
e1b10391
LT
38static void setup_git_env(void)
39{
40 git_dir = getenv(GIT_DIR_ENVIRONMENT);
41 if (!git_dir)
42 git_dir = DEFAULT_GIT_DIR_ENVIRONMENT;
43 git_object_dir = getenv(DB_ENVIRONMENT);
44 if (!git_object_dir) {
45 git_object_dir = xmalloc(strlen(git_dir) + 9);
46 sprintf(git_object_dir, "%s/objects", git_dir);
47 }
48 git_refs_dir = xmalloc(strlen(git_dir) + 6);
49 sprintf(git_refs_dir, "%s/refs", git_dir);
50 git_index_file = getenv(INDEX_ENVIRONMENT);
51 if (!git_index_file) {
52 git_index_file = xmalloc(strlen(git_dir) + 7);
53 sprintf(git_index_file, "%s/index", git_dir);
54 }
55 git_graft_file = getenv(GRAFT_ENVIRONMENT);
56 if (!git_graft_file)
9befac47 57 git_graft_file = xstrdup(git_path("info/grafts"));
0bee5918
SP
58}
59
7d1864ce 60int is_bare_repository(void)
0bee5918 61{
7d1864ce
JH
62 const char *dir, *s;
63 if (0 <= is_bare_repository_cfg)
64 return is_bare_repository_cfg;
65
66 dir = get_git_dir();
0bee5918
SP
67 if (!strcmp(dir, DEFAULT_GIT_DIR_ENVIRONMENT))
68 return 0;
69 s = strrchr(dir, '/');
70 return !s || strcmp(s + 1, DEFAULT_GIT_DIR_ENVIRONMENT);
e1b10391
LT
71}
72
c5fba16c 73const char *get_git_dir(void)
e1b10391
LT
74{
75 if (!git_dir)
76 setup_git_env();
77 return git_dir;
78}
79
80char *get_object_directory(void)
81{
82 if (!git_object_dir)
83 setup_git_env();
84 return git_object_dir;
85}
86
87char *get_refs_directory(void)
88{
89 if (!git_refs_dir)
90 setup_git_env();
91 return git_refs_dir;
92}
93
94char *get_index_file(void)
95{
96 if (!git_index_file)
97 setup_git_env();
98 return git_index_file;
99}
100
101char *get_graft_file(void)
102{
103 if (!git_graft_file)
104 setup_git_env();
105 return git_graft_file;
106}
107
108