git/init-db.c
Junio C Hamano f312de018b [PATCH] Let umask do its work upon filesystem object creation.
IIRC our strategy was to let the users' umask take care of the
final mode bits.  This patch fixes places that deviate from it.

Signed-off-by: Junio C Hamano <junkio@cox.net>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2005-07-06 10:39:59 -07:00

94 lines
1.9 KiB
C

/*
* GIT - The information manager from hell
*
* Copyright (C) Linus Torvalds, 2005
*/
#include "cache.h"
static void safe_create_dir(const char *dir)
{
if (mkdir(dir, 0777) < 0) {
if (errno != EEXIST) {
perror(dir);
exit(1);
}
}
}
static void create_default_files(const char *git_dir)
{
unsigned len = strlen(git_dir);
static char path[PATH_MAX];
if (len > sizeof(path)-50)
die("insane git directory %s", git_dir);
memcpy(path, git_dir, len);
if (len && path[len-1] != '/')
path[len++] = '/';
/*
* Create .git/refs/{heads,tags}
*/
strcpy(path + len, "refs");
safe_create_dir(path);
strcpy(path + len, "refs/heads");
safe_create_dir(path);
strcpy(path + len, "refs/tags");
safe_create_dir(path);
/*
* Create the default symlink from ".git/HEAD" to the "master"
* branch
*/
strcpy(path + len, "HEAD");
if (symlink("refs/heads/master", path) < 0) {
if (errno != EEXIST) {
perror(path);
exit(1);
}
}
}
/*
* If you want to, you can share the DB area with any number of branches.
* That has advantages: you can save space by sharing all the SHA1 objects.
* On the other hand, it might just make lookup slower and messier. You
* be the judge. The default case is to have one DB per managed directory.
*/
int main(int argc, char **argv)
{
const char *git_dir;
const char *sha1_dir;
char *path;
int len, i;
/*
* Set up the default .git directory contents
*/
git_dir = gitenv(GIT_DIR_ENVIRONMENT);
if (!git_dir) {
git_dir = DEFAULT_GIT_DIR_ENVIRONMENT;
fprintf(stderr, "defaulting to local storage area\n");
}
safe_create_dir(git_dir);
create_default_files(git_dir);
/*
* And set up the object store.
*/
sha1_dir = get_object_directory();
len = strlen(sha1_dir);
path = xmalloc(len + 40);
memcpy(path, sha1_dir, len);
safe_create_dir(sha1_dir);
for (i = 0; i < 256; i++) {
sprintf(path+len, "/%02x", i);
safe_create_dir(path);
}
strcpy(path+len, "/pack");
safe_create_dir(path);
return 0;
}