2 * GIT - The information manager from hell
4 * Copyright (C) Linus Torvalds, 2005
8 static void safe_create_dir(const char *dir
)
10 if (mkdir(dir
, 0755) < 0) {
11 if (errno
!= EEXIST
) {
18 static void create_default_files(const char *git_dir
)
20 unsigned len
= strlen(git_dir
);
21 static char path
[PATH_MAX
];
23 if (len
> sizeof(path
)-50)
24 die("insane git directory %s", git_dir
);
25 memcpy(path
, git_dir
, len
);
27 if (len
&& path
[len
-1] != '/')
31 * Create .git/refs/{heads,tags}
33 strcpy(path
+ len
, "refs");
34 safe_create_dir(path
);
35 strcpy(path
+ len
, "refs/heads");
36 safe_create_dir(path
);
37 strcpy(path
+ len
, "refs/tags");
38 safe_create_dir(path
);
41 * Create the default symlink from ".git/HEAD" to the "master"
44 strcpy(path
+ len
, "HEAD");
45 if (symlink("refs/heads/master", path
) < 0) {
46 if (errno
!= EEXIST
) {
54 * If you want to, you can share the DB area with any number of branches.
55 * That has advantages: you can save space by sharing all the SHA1 objects.
56 * On the other hand, it might just make lookup slower and messier. You
57 * be the judge. The default case is to have one DB per managed directory.
59 int main(int argc
, char **argv
)
67 * Set up the default .git directory contents
69 git_dir
= gitenv(GIT_DIR_ENVIRONMENT
);
71 git_dir
= DEFAULT_GIT_DIR_ENVIRONMENT
;
72 fprintf(stderr
, "defaulting to local storage area\n");
74 safe_create_dir(git_dir
);
75 create_default_files(git_dir
);
78 * And set up the object store.
80 sha1_dir
= get_object_directory();
81 len
= strlen(sha1_dir
);
82 path
= xmalloc(len
+ 40);
83 memcpy(path
, sha1_dir
, len
);
85 safe_create_dir(sha1_dir
);
86 for (i
= 0; i
< 256; i
++) {
87 sprintf(path
+len
, "/%02x", i
);
88 safe_create_dir(path
);
90 strcpy(path
+len
, "/pack");
91 safe_create_dir(path
);