1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
/*
* We put all the git config variables in this same object
* file, so that programs can link against the config parser
* without having to link against all the rest of git.
*
* In particular, no need to bring in libz etc unless needed,
* even if you might want to know where the git directory etc
* are.
*/
#include "cache.h"
char git_default_email[MAX_GITNAME];
char git_default_name[MAX_GITNAME];
int use_legacy_headers = 1;
int trust_executable_bit = 1;
int assume_unchanged = 0;
int prefer_symlink_refs = 0;
int log_all_ref_updates = 0;
int warn_ambiguous_refs = 1;
int repository_format_version = 0;
char git_commit_encoding[MAX_ENCODING_LENGTH] = "utf-8";
int shared_repository = PERM_UMASK;
const char *apply_default_whitespace = NULL;
int zlib_compression_level = Z_DEFAULT_COMPRESSION;
int pager_in_use;
int pager_use_color = 1;
static int dyn_git_object_dir, dyn_git_index_file, dyn_git_graft_file;
static char *git_dir, *git_object_dir, *git_index_file, *git_refs_dir,
*git_graft_file;
void setup_git(char *new_git_dir, char *new_git_object_dir,
char *new_git_index_file, char *new_git_graft_file)
{
git_dir = new_git_dir;
if (!git_dir)
git_dir = DEFAULT_GIT_DIR_ENVIRONMENT;
if (dyn_git_object_dir)
free(git_object_dir);
git_object_dir = new_git_object_dir;
if (!git_object_dir) {
git_object_dir = xmalloc(strlen(git_dir) + 9);
sprintf(git_object_dir, "%s/objects", git_dir);
dyn_git_object_dir = 1;
} else {
dyn_git_object_dir = 0;
}
if (git_refs_dir)
free(git_refs_dir);
git_refs_dir = xmalloc(strlen(git_dir) + 6);
sprintf(git_refs_dir, "%s/refs", git_dir);
if (dyn_git_index_file)
free(git_index_file);
git_index_file = new_git_index_file;
if (!git_index_file) {
git_index_file = xmalloc(strlen(git_dir) + 7);
sprintf(git_index_file, "%s/index", git_dir);
dyn_git_index_file = 1;
} else {
dyn_git_index_file = 0;
}
if (dyn_git_graft_file)
free(git_graft_file);
git_graft_file = new_git_graft_file;
if (!git_graft_file) {
git_graft_file = strdup(git_path("info/grafts"));
dyn_git_graft_file = 1;
} else {
dyn_git_graft_file = 0;
}
}
static void setup_git_env(void)
{
setup_git(getenv(GIT_DIR_ENVIRONMENT),
getenv(DB_ENVIRONMENT),
getenv(INDEX_ENVIRONMENT),
getenv(GRAFT_ENVIRONMENT));
}
char *get_git_dir(void)
{
if (!git_dir)
setup_git_env();
return git_dir;
}
char *get_object_directory(void)
{
if (!git_object_dir)
setup_git_env();
return git_object_dir;
}
char *get_refs_directory(void)
{
if (!git_refs_dir)
setup_git_env();
return git_refs_dir;
}
char *get_index_file(void)
{
if (!git_index_file)
setup_git_env();
return git_index_file;
}
char *get_graft_file(void)
{
if (!git_graft_file)
setup_git_env();
return git_graft_file;
}
|
