void setup_work_tree(void)
{
const char *work_tree, *git_dir;
static int initialized = 0;
if (initialized)
return;
if (work_tree_config_is_bogus)
die("unable to set up work tree using invalid config");
work_tree = get_git_work_tree();
git_dir = get_git_dir();
if (!is_absolute_path(git_dir))
git_dir = real_path(get_git_dir());
if (!work_tree || chdir(work_tree))
die("This operation must be run in a work tree");
/*
* Make sure subsequent git processes find correct worktree
* if $GIT_WORK_TREE is set relative
*/
if (getenv(GIT_WORK_TREE_ENVIRONMENT))
setenv(GIT_WORK_TREE_ENVIRONMENT, ".", 1);
set_git_dir(remove_leading_path(git_dir, work_tree));
initialized = 1;
}
int populate_submodule(const char *path, unsigned char sha1[20], int force)
{
struct string_list_item *path_option;
const char *name, *real_git_dir;
struct strbuf buf = STRBUF_INIT;
struct child_process cp;
const char *argv[] = {"read-tree", force ? "--reset" : "-m", "-u", NULL, NULL};
path_option = unsorted_string_list_lookup(&config_name_for_path, path);
if (!path_option)
return 0;
name = path_option->util;
strbuf_addf(&buf, "%s/modules/%s", resolve_gitdir(get_git_dir()), name);
real_git_dir = resolve_gitdir(buf.buf);
if (!real_git_dir)
goto out;
connect_work_tree_and_git_dir(path, real_git_dir);
/* Run read-tree --reset sha1 */
memset(&cp, 0, sizeof(cp));
cp.argv = argv;
cp.env = local_repo_env;
cp.git_cmd = 1;
cp.no_stdin = 1;
cp.dir = path;
argv[3] = sha1_to_hex(sha1);
if (run_command(&cp))
warning(_("Checking out submodule %s failed"), path);
out:
strbuf_release(&buf);
return 0;
}
const char *get_worktree_git_dir(const struct worktree *wt)
{
if (!wt)
return get_git_dir();
else if (!wt->id)
return get_git_common_dir();
else
return git_common_path("worktrees/%s", wt->id);
}
int main(int argc, char **argv)
{
struct strbuf buf = STRBUF_INIT, url_sb = STRBUF_INIT,
private_ref_sb = STRBUF_INIT, marksfilename_sb = STRBUF_INIT,
notes_ref_sb = STRBUF_INIT;
static struct remote *remote;
const char *url_in;
git_extract_argv0_path(argv[0]);
setup_git_directory();
if (argc < 2 || argc > 3) {
usage("git-remote-svn <remote-name> [<url>]");
return 1;
}
remote = remote_get(argv[1]);
url_in = (argc == 3) ? argv[2] : remote->url[0];
if (starts_with(url_in, "file://")) {
dump_from_file = 1;
url = url_decode(url_in + sizeof("file://")-1);
} else {
dump_from_file = 0;
end_url_with_slash(&url_sb, url_in);
url = url_sb.buf;
}
strbuf_addf(&private_ref_sb, "refs/svn/%s/master", remote->name);
private_ref = private_ref_sb.buf;
strbuf_addf(¬es_ref_sb, "refs/notes/%s/revs", remote->name);
notes_ref = notes_ref_sb.buf;
strbuf_addf(&marksfilename_sb, "%s/info/fast-import/remote-svn/%s.marks",
get_git_dir(), remote->name);
marksfilename = marksfilename_sb.buf;
while (1) {
if (strbuf_getline(&buf, stdin, '\n') == EOF) {
if (ferror(stdin))
die("Error reading command stream");
else
die("Unexpected end of command stream");
}
if (do_command(&buf))
break;
strbuf_reset(&buf);
}
strbuf_release(&buf);
strbuf_release(&url_sb);
strbuf_release(&private_ref_sb);
strbuf_release(¬es_ref_sb);
strbuf_release(&marksfilename_sb);
return 0;
}
static void do_git_path(struct strbuf *buf, const char *fmt, va_list args)
{
int gitdir_len;
strbuf_addstr(buf, get_git_dir());
if (buf->len && !is_dir_sep(buf->buf[buf->len - 1]))
strbuf_addch(buf, '/');
gitdir_len = buf->len;
strbuf_vaddf(buf, fmt, args);
adjust_git_path(buf, gitdir_len);
strbuf_cleanup_path(buf);
}
static void changed_files(struct hashmap *result, const char *index_path,
const char *workdir)
{
struct child_process update_index = CHILD_PROCESS_INIT;
struct child_process diff_files = CHILD_PROCESS_INIT;
struct strbuf index_env = STRBUF_INIT, buf = STRBUF_INIT;
const char *git_dir = absolute_path(get_git_dir()), *env[] = {
NULL, NULL
};
FILE *fp;
strbuf_addf(&index_env, "GIT_INDEX_FILE=%s", index_path);
env[0] = index_env.buf;
argv_array_pushl(&update_index.args,
"--git-dir", git_dir, "--work-tree", workdir,
"update-index", "--really-refresh", "-q",
"--unmerged", NULL);
update_index.no_stdin = 1;
update_index.no_stdout = 1;
update_index.no_stderr = 1;
update_index.git_cmd = 1;
update_index.use_shell = 0;
update_index.clean_on_exit = 1;
update_index.dir = workdir;
update_index.env = env;
/* Ignore any errors of update-index */
run_command(&update_index);
argv_array_pushl(&diff_files.args,
"--git-dir", git_dir, "--work-tree", workdir,
"diff-files", "--name-only", "-z", NULL);
diff_files.no_stdin = 1;
diff_files.git_cmd = 1;
diff_files.use_shell = 0;
diff_files.clean_on_exit = 1;
diff_files.out = -1;
diff_files.dir = workdir;
diff_files.env = env;
if (start_command(&diff_files))
die("could not obtain raw diff");
fp = xfdopen(diff_files.out, "r");
while (!strbuf_getline_nul(&buf, fp)) {
struct path_entry *entry;
FLEX_ALLOC_STR(entry, path, buf.buf);
hashmap_entry_init(entry, strhash(buf.buf));
hashmap_add(result, entry);
}
fclose(fp);
if (finish_command(&diff_files))
die("diff-files did not exit properly");
strbuf_release(&index_env);
strbuf_release(&buf);
}
struct ref_store *get_main_ref_store(void)
{
if (main_ref_store)
return main_ref_store;
main_ref_store = ref_store_init(get_git_dir(),
(REF_STORE_READ |
REF_STORE_WRITE |
REF_STORE_ODB |
REF_STORE_MAIN));
return main_ref_store;
}
int write_index_as_tree(struct object_id *oid, struct index_state *index_state, const char *index_path, int flags, const char *prefix)
{
int entries, was_valid;
struct lock_file lock_file = LOCK_INIT;
int ret = 0;
hold_lock_file_for_update(&lock_file, index_path, LOCK_DIE_ON_ERROR);
entries = read_index_from(index_state, index_path, get_git_dir());
if (entries < 0) {
ret = WRITE_TREE_UNREADABLE_INDEX;
goto out;
}
if (flags & WRITE_TREE_IGNORE_CACHE_TREE)
cache_tree_free(&index_state->cache_tree);
if (!index_state->cache_tree)
index_state->cache_tree = cache_tree();
was_valid = cache_tree_fully_valid(index_state->cache_tree);
if (!was_valid) {
if (cache_tree_update(index_state, flags) < 0) {
ret = WRITE_TREE_UNMERGED_INDEX;
goto out;
}
write_locked_index(index_state, &lock_file, COMMIT_LOCK);
/* Not being able to write is fine -- we are only interested
* in updating the cache-tree part, and if the next caller
* ends up using the old index with unupdated cache-tree part
* it misses the work we did here, but that is just a
* performance penalty and not a big deal.
*/
}
if (prefix) {
struct cache_tree *subtree;
subtree = cache_tree_find(index_state->cache_tree, prefix);
if (!subtree) {
ret = WRITE_TREE_PREFIX_ERROR;
goto out;
}
oidcpy(oid, &subtree->oid);
}
else
oidcpy(oid, &index_state->cache_tree->oid);
out:
rollback_lock_file(&lock_file);
return ret;
}
static void mark_current_worktree(struct worktree **worktrees)
{
char *git_dir = absolute_pathdup(get_git_dir());
int i;
for (i = 0; worktrees[i]; i++) {
struct worktree *wt = worktrees[i];
const char *wt_git_dir = get_worktree_git_dir(wt);
if (!fspathcmp(git_dir, absolute_path(wt_git_dir))) {
wt->is_current = 1;
break;
}
}
free(git_dir);
}
void setup_work_tree(void)
{
const char *work_tree, *git_dir;
static int initialized = 0;
if (initialized)
return;
work_tree = get_git_work_tree();
git_dir = get_git_dir();
if (!is_absolute_path(git_dir))
git_dir = make_absolute_path(git_dir);
if (!work_tree || chdir(work_tree))
die("This operation must be run in a work tree");
set_git_dir(make_relative_path(git_dir, work_tree));
initialized = 1;
}
/* FIXME: move prefix to startup_info struct and get rid of this arg */
void trace_repo_setup(const char *prefix)
{
char cwd[PATH_MAX];
char *trace = getenv("GIT_TRACE");
if (!trace || !strcmp(trace, "") ||
!strcmp(trace, "0") || !strcasecmp(trace, "false"))
return;
if (!getcwd(cwd, PATH_MAX))
die("Unable to get current working directory");
trace_printf("setup: git_dir: %s\n", quote_crnl(get_git_dir()));
trace_printf("setup: worktree: %s\n", quote_crnl(get_git_work_tree()));
trace_printf("setup: cwd: %s\n", quote_crnl(cwd));
trace_printf("setup: prefix: %s\n", quote_crnl(prefix));
}
static const char *update_worktree(unsigned char *sha1)
{
const char *retval;
const char *work_tree = git_work_tree_cfg ? git_work_tree_cfg : "..";
struct argv_array env = ARGV_ARRAY_INIT;
if (is_bare_repository())
return "denyCurrentBranch = updateInstead needs a worktree";
argv_array_pushf(&env, "GIT_DIR=%s", absolute_path(get_git_dir()));
if (!find_hook(push_to_checkout_hook))
retval = push_to_deploy(sha1, &env, work_tree);
else
retval = push_to_checkout(sha1, &env, work_tree);
argv_array_clear(&env);
return retval;
}
static char *git_vsnpath(char *buf, size_t n, const char *fmt, va_list args)
{
const char *git_dir = get_git_dir();
size_t len;
len = strlen(git_dir);
if (n < len + 1)
goto bad;
memcpy(buf, git_dir, len);
if (len && !is_dir_sep(git_dir[len-1]))
buf[len++] = '/';
len += vsnprintf(buf + len, n - len, fmt, args);
if (len >= n)
goto bad;
return cleanup_path(buf);
bad:
strlcpy(buf, bad_path, n);
return buf;
}
char *git_path(const char *fmt, ...)
{
const char *git_dir = get_git_dir();
char *pathname = get_pathname();
va_list args;
unsigned len;
len = strlen(git_dir);
if (len > PATH_MAX-100)
return bad_path;
memcpy(pathname, git_dir, len);
if (len && git_dir[len-1] != '/')
pathname[len++] = '/';
va_start(args, fmt);
len += vsnprintf(pathname + len, PATH_MAX - len, fmt, args);
va_end(args);
if (len >= PATH_MAX)
return bad_path;
return cleanup_path(pathname);
}
void report_linked_checkout_garbage(void)
{
struct strbuf sb = STRBUF_INIT;
const char **p;
int len;
if (!git_common_dir_env)
return;
strbuf_addf(&sb, "%s/", get_git_dir());
len = sb.len;
for (p = common_list; *p; p++) {
const char *path = *p;
if (*path == '!')
continue;
strbuf_setlen(&sb, len);
strbuf_addstr(&sb, path);
if (file_exists(sb.buf))
report_garbage("unused in linked checkout", sb.buf);
}
strbuf_release(&sb);
}
void report_linked_checkout_garbage(void)
{
struct strbuf sb = STRBUF_INIT;
const struct common_dir *p;
int len;
if (!git_common_dir_env)
return;
strbuf_addf(&sb, "%s/", get_git_dir());
len = sb.len;
for (p = common_list; p->dirname; p++) {
const char *path = p->dirname;
if (p->ignore_garbage)
continue;
strbuf_setlen(&sb, len);
strbuf_addstr(&sb, path);
if (file_exists(sb.buf))
report_garbage(PACKDIR_FILE_GARBAGE, sb.buf);
}
strbuf_release(&sb);
}
/* FIXME: move prefix to startup_info struct and get rid of this arg */
void trace_repo_setup(const char *prefix)
{
static const char *key = "GIT_TRACE_SETUP";
const char *git_work_tree;
char cwd[PATH_MAX];
if (!trace_want(key))
return;
if (!getcwd(cwd, PATH_MAX))
die("Unable to get current working directory");
if (!(git_work_tree = get_git_work_tree()))
git_work_tree = "(null)";
if (!prefix)
prefix = "(null)";
trace_printf_key(key, "setup: git_dir: %s\n", quote_crnl(get_git_dir()));
trace_printf_key(key, "setup: worktree: %s\n", quote_crnl(git_work_tree));
trace_printf_key(key, "setup: cwd: %s\n", quote_crnl(cwd));
trace_printf_key(key, "setup: prefix: %s\n", quote_crnl(prefix));
}
static void merge_worktree(unsigned char *sha1)
{
const char *update_refresh[] = {
"update-index", "--ignore-submodules", "--refresh", NULL
};
const char *read_tree[] = {
"read-tree", "-u", "-m", sha1_to_hex(sha1), NULL
};
struct child_process child;
struct strbuf git_env = STRBUF_INIT;
const char *env[2];
if (is_bare_repository())
die ("denyCurrentBranch = updateInstead needs a worktree");
strbuf_addf(&git_env, "GIT_DIR=%s", absolute_path(get_git_dir()));
env[0] = git_env.buf;
env[1] = NULL;
memset(&child, 0, sizeof(child));
child.argv = update_refresh;
child.env = env;
child.dir = git_work_tree_cfg ? git_work_tree_cfg : "..";
child.stdout_to_stderr = 1;
child.git_cmd = 1;
if (run_command(&child))
die ("Could not refresh the index");
child.argv = read_tree;
child.no_stdin = 1;
child.no_stdout = 1;
child.stdout_to_stderr = 0;
if (run_command(&child))
die ("Could not merge working tree with new HEAD. Good luck.");
strbuf_release(&git_env);
}
int init_db(const char *git_dir, const char *real_git_dir,
const char *template_dir, unsigned int flags)
{
int reinit;
int exist_ok = flags & INIT_DB_EXIST_OK;
char *original_git_dir = real_pathdup(git_dir, 1);
if (real_git_dir) {
struct stat st;
if (!exist_ok && !stat(git_dir, &st))
die(_("%s already exists"), git_dir);
if (!exist_ok && !stat(real_git_dir, &st))
die(_("%s already exists"), real_git_dir);
set_git_dir(real_path(real_git_dir));
git_dir = get_git_dir();
separate_git_dir(git_dir, original_git_dir);
}
else {
set_git_dir(real_path(git_dir));
git_dir = get_git_dir();
}
startup_info->have_repository = 1;
/* Just look for `init.templatedir` and `core.hidedotfiles` */
git_config(git_init_db_config, NULL);
safe_create_dir(git_dir, 0);
init_is_bare_repository = is_bare_repository();
/* Check to see if the repository version is right.
* Note that a newly created repository does not have
* config file, so this will not fail. What we are catching
* is an attempt to reinitialize new repository with an old tool.
*/
check_repository_format();
reinit = create_default_files(template_dir, original_git_dir);
create_object_directory();
if (get_shared_repository()) {
char buf[10];
/* We do not spell "group" and such, so that
* the configuration can be read by older version
* of git. Note, we use octal numbers for new share modes,
* and compatibility values for PERM_GROUP and
* PERM_EVERYBODY.
*/
if (get_shared_repository() < 0)
/* force to the mode value */
xsnprintf(buf, sizeof(buf), "0%o", -get_shared_repository());
else if (get_shared_repository() == PERM_GROUP)
xsnprintf(buf, sizeof(buf), "%d", OLD_PERM_GROUP);
else if (get_shared_repository() == PERM_EVERYBODY)
xsnprintf(buf, sizeof(buf), "%d", OLD_PERM_EVERYBODY);
else
BUG("invalid value for shared_repository");
git_config_set("core.sharedrepository", buf);
git_config_set("receive.denyNonFastforwards", "true");
}
if (!(flags & INIT_DB_QUIET)) {
int len = strlen(git_dir);
if (reinit)
printf(get_shared_repository()
? _("Reinitialized existing shared Git repository in %s%s\n")
: _("Reinitialized existing Git repository in %s%s\n"),
git_dir, len && git_dir[len-1] != '/' ? "/" : "");
else
printf(get_shared_repository()
? _("Initialized empty shared Git repository in %s%s\n")
: _("Initialized empty Git repository in %s%s\n"),
git_dir, len && git_dir[len-1] != '/' ? "/" : "");
}
free(original_git_dir);
return 0;
}
int git_get_config(const char *key, char *buffer, int size)
{
const char *home, *system, *programdata;
struct config_buf buf;
struct git_config_source config_source = { 0 };
struct config_options opts = { 0 };
opts.respect_includes = 1;
buf.buf=buffer;
buf.size=size;
buf.seen = 0;
buf.key = key;
if (have_git_dir())
{
opts.git_dir = get_git_dir();
char* local = git_pathdup("config");
config_source.file = local;
config_with_options(get_config, &buf, &config_source, &opts);
free(local);
if (buf.seen)
return !buf.seen;
}
home = get_windows_home_directory();
if (home)
{
char* global = xstrdup(mkpath("%s/.gitconfig", home));
if (global)
{
config_source.file = global;
config_with_options(get_config, &buf, &config_source, &opts);
free(global);
if (buf.seen)
return !buf.seen;
}
char* globalxdg = xstrdup(mkpath("%s/.config/git/config", home));
if (globalxdg)
{
config_source.file = globalxdg;
config_with_options(get_config, &buf, &config_source, &opts);
free(globalxdg);
if (buf.seen)
return !buf.seen;
}
}
system = git_etc_gitconfig();
if (system)
{
config_source.file = system;
config_with_options(get_config, &buf, &config_source, &opts);
if (buf.seen)
return !buf.seen;
}
programdata = git_program_data_config();
if (programdata)
{
config_source.file = programdata;
config_with_options(get_config, &buf, &config_source, &opts);
}
return !buf.seen;
}
int is_inside_git_dir(void)
{
if (inside_git_dir < 0)
inside_git_dir = is_inside_dir(get_git_dir());
return inside_git_dir;
}
int cmd_difftool(int argc, const char **argv, const char *prefix)
{
int use_gui_tool = 0, dir_diff = 0, prompt = -1, symlinks = 0,
tool_help = 0;
static char *difftool_cmd = NULL, *extcmd = NULL;
struct option builtin_difftool_options[] = {
OPT_BOOL('g', "gui", &use_gui_tool,
N_("use `diff.guitool` instead of `diff.tool`")),
OPT_BOOL('d', "dir-diff", &dir_diff,
N_("perform a full-directory diff")),
{ OPTION_SET_INT, 'y', "no-prompt", &prompt, NULL,
N_("do not prompt before launching a diff tool"),
PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, 0},
{ OPTION_SET_INT, 0, "prompt", &prompt, NULL, NULL,
PARSE_OPT_NOARG | PARSE_OPT_NONEG | PARSE_OPT_HIDDEN,
NULL, 1 },
OPT_BOOL(0, "symlinks", &symlinks,
N_("use symlinks in dir-diff mode")),
OPT_STRING('t', "tool", &difftool_cmd, N_("<tool>"),
N_("use the specified diff tool")),
OPT_BOOL(0, "tool-help", &tool_help,
N_("print a list of diff tools that may be used with "
"`--tool`")),
OPT_BOOL(0, "trust-exit-code", &trust_exit_code,
N_("make 'git-difftool' exit when an invoked diff "
"tool returns a non - zero exit code")),
OPT_STRING('x', "extcmd", &extcmd, N_("<command>"),
N_("specify a custom command for viewing diffs")),
OPT_END()
};
git_config(difftool_config, NULL);
symlinks = has_symlinks;
argc = parse_options(argc, argv, prefix, builtin_difftool_options,
builtin_difftool_usage, PARSE_OPT_KEEP_UNKNOWN |
PARSE_OPT_KEEP_DASHDASH);
if (tool_help)
return print_tool_help();
/* NEEDSWORK: once we no longer spawn anything, remove this */
setenv(GIT_DIR_ENVIRONMENT, absolute_path(get_git_dir()), 1);
setenv(GIT_WORK_TREE_ENVIRONMENT, absolute_path(get_git_work_tree()), 1);
if (use_gui_tool && diff_gui_tool && *diff_gui_tool)
setenv("GIT_DIFF_TOOL", diff_gui_tool, 1);
else if (difftool_cmd) {
if (*difftool_cmd)
setenv("GIT_DIFF_TOOL", difftool_cmd, 1);
else
die(_("no <tool> given for --tool=<tool>"));
}
if (extcmd) {
if (*extcmd)
setenv("GIT_DIFFTOOL_EXTCMD", extcmd, 1);
else
die(_("no <cmd> given for --extcmd=<cmd>"));
}
setenv("GIT_DIFFTOOL_TRUST_EXIT_CODE",
trust_exit_code ? "true" : "false", 1);
/*
* In directory diff mode, 'git-difftool--helper' is called once
* to compare the a / b directories. In file diff mode, 'git diff'
* will invoke a separate instance of 'git-difftool--helper' for
* each file that changed.
*/
if (dir_diff)
return run_dir_diff(extcmd, symlinks, prefix, argc, argv);
return run_file_diff(prompt, prefix, argc, argv);
}
static int module_clone(int argc, const char **argv, const char *prefix)
{
const char *name = NULL, *url = NULL, *depth = NULL;
int quiet = 0;
int progress = 0;
char *p, *path = NULL, *sm_gitdir;
struct strbuf sb = STRBUF_INIT;
struct string_list reference = STRING_LIST_INIT_NODUP;
char *sm_alternate = NULL, *error_strategy = NULL;
struct option module_clone_options[] = {
OPT_STRING(0, "prefix", &prefix,
N_("path"),
N_("alternative anchor for relative paths")),
OPT_STRING(0, "path", &path,
N_("path"),
N_("where the new submodule will be cloned to")),
OPT_STRING(0, "name", &name,
N_("string"),
N_("name of the new submodule")),
OPT_STRING(0, "url", &url,
N_("string"),
N_("url where to clone the submodule from")),
OPT_STRING_LIST(0, "reference", &reference,
N_("repo"),
N_("reference repository")),
OPT_STRING(0, "depth", &depth,
N_("string"),
N_("depth for shallow clones")),
OPT__QUIET(&quiet, "Suppress output for cloning a submodule"),
OPT_BOOL(0, "progress", &progress,
N_("force cloning progress")),
OPT_END()
};
const char *const git_submodule_helper_usage[] = {
N_("git submodule--helper clone [--prefix=<path>] [--quiet] "
"[--reference <repository>] [--name <name>] [--depth <depth>] "
"--url <url> --path <path>"),
NULL
};
argc = parse_options(argc, argv, prefix, module_clone_options,
git_submodule_helper_usage, 0);
if (argc || !url || !path || !*path)
usage_with_options(git_submodule_helper_usage,
module_clone_options);
strbuf_addf(&sb, "%s/modules/%s", get_git_dir(), name);
sm_gitdir = absolute_pathdup(sb.buf);
strbuf_reset(&sb);
if (!is_absolute_path(path)) {
strbuf_addf(&sb, "%s/%s", get_git_work_tree(), path);
path = strbuf_detach(&sb, NULL);
} else
path = xstrdup(path);
if (!file_exists(sm_gitdir)) {
if (safe_create_leading_directories_const(sm_gitdir) < 0)
die(_("could not create directory '%s'"), sm_gitdir);
prepare_possible_alternates(name, &reference);
if (clone_submodule(path, sm_gitdir, url, depth, &reference,
quiet, progress))
die(_("clone of '%s' into submodule path '%s' failed"),
url, path);
} else {
if (safe_create_leading_directories_const(path) < 0)
die(_("could not create directory '%s'"), path);
strbuf_addf(&sb, "%s/index", sm_gitdir);
unlink_or_warn(sb.buf);
strbuf_reset(&sb);
}
/* Connect module worktree and git dir */
connect_work_tree_and_git_dir(path, sm_gitdir);
p = git_pathdup_submodule(path, "config");
if (!p)
die(_("could not get submodule directory for '%s'"), path);
/* setup alternateLocation and alternateErrorStrategy in the cloned submodule if needed */
git_config_get_string("submodule.alternateLocation", &sm_alternate);
if (sm_alternate)
git_config_set_in_file(p, "submodule.alternateLocation",
sm_alternate);
git_config_get_string("submodule.alternateErrorStrategy", &error_strategy);
if (error_strategy)
git_config_set_in_file(p, "submodule.alternateErrorStrategy",
error_strategy);
free(sm_alternate);
free(error_strategy);
strbuf_release(&sb);
free(sm_gitdir);
free(path);
free(p);
return 0;
}
static int module_clone(int argc, const char **argv, const char *prefix)
{
const char *path = NULL, *name = NULL, *url = NULL;
const char *reference = NULL, *depth = NULL;
int quiet = 0;
FILE *submodule_dot_git;
char *sm_gitdir, *cwd, *p;
struct strbuf rel_path = STRBUF_INIT;
struct strbuf sb = STRBUF_INIT;
struct option module_clone_options[] = {
OPT_STRING(0, "prefix", &prefix,
N_("path"),
N_("alternative anchor for relative paths")),
OPT_STRING(0, "path", &path,
N_("path"),
N_("where the new submodule will be cloned to")),
OPT_STRING(0, "name", &name,
N_("string"),
N_("name of the new submodule")),
OPT_STRING(0, "url", &url,
N_("string"),
N_("url where to clone the submodule from")),
OPT_STRING(0, "reference", &reference,
N_("string"),
N_("reference repository")),
OPT_STRING(0, "depth", &depth,
N_("string"),
N_("depth for shallow clones")),
OPT__QUIET(&quiet, "Suppress output for cloning a submodule"),
OPT_END()
};
const char *const git_submodule_helper_usage[] = {
N_("git submodule--helper clone [--prefix=<path>] [--quiet] "
"[--reference <repository>] [--name <name>] [--url <url>]"
"[--depth <depth>] [--] [<path>...]"),
NULL
};
argc = parse_options(argc, argv, prefix, module_clone_options,
git_submodule_helper_usage, 0);
strbuf_addf(&sb, "%s/modules/%s", get_git_dir(), name);
sm_gitdir = strbuf_detach(&sb, NULL);
if (!file_exists(sm_gitdir)) {
if (safe_create_leading_directories_const(sm_gitdir) < 0)
die(_("could not create directory '%s'"), sm_gitdir);
if (clone_submodule(path, sm_gitdir, url, depth, reference, quiet))
die(_("clone of '%s' into submodule path '%s' failed"),
url, path);
} else {
if (safe_create_leading_directories_const(path) < 0)
die(_("could not create directory '%s'"), path);
strbuf_addf(&sb, "%s/index", sm_gitdir);
unlink_or_warn(sb.buf);
strbuf_reset(&sb);
}
/* Write a .git file in the submodule to redirect to the superproject. */
if (safe_create_leading_directories_const(path) < 0)
die(_("could not create directory '%s'"), path);
if (path && *path)
strbuf_addf(&sb, "%s/.git", path);
else
strbuf_addstr(&sb, ".git");
if (safe_create_leading_directories_const(sb.buf) < 0)
die(_("could not create leading directories of '%s'"), sb.buf);
submodule_dot_git = fopen(sb.buf, "w");
if (!submodule_dot_git)
die_errno(_("cannot open file '%s'"), sb.buf);
fprintf(submodule_dot_git, "gitdir: %s\n",
relative_path(sm_gitdir, path, &rel_path));
if (fclose(submodule_dot_git))
die(_("could not close file %s"), sb.buf);
strbuf_reset(&sb);
strbuf_reset(&rel_path);
cwd = xgetcwd();
/* Redirect the worktree of the submodule in the superproject's config */
if (!is_absolute_path(sm_gitdir)) {
strbuf_addf(&sb, "%s/%s", cwd, sm_gitdir);
free(sm_gitdir);
sm_gitdir = strbuf_detach(&sb, NULL);
}
strbuf_addf(&sb, "%s/%s", cwd, path);
p = git_pathdup_submodule(path, "config");
if (!p)
die(_("could not get submodule directory for '%s'"), path);
git_config_set_in_file(p, "core.worktree",
relative_path(sb.buf, sm_gitdir, &rel_path));
strbuf_release(&sb);
strbuf_release(&rel_path);
free(sm_gitdir);
free(cwd);
free(p);
return 0;
}
static int create_default_files(const char *template_path,
const char *original_git_dir)
{
struct stat st1;
struct strbuf buf = STRBUF_INIT;
char *path;
char repo_version_string[10];
char junk[2];
int reinit;
int filemode;
struct strbuf err = STRBUF_INIT;
/* Just look for `init.templatedir` */
git_config(git_init_db_config, NULL);
/*
* First copy the templates -- we might have the default
* config file there, in which case we would want to read
* from it after installing.
*
* Before reading that config, we also need to clear out any cached
* values (since we've just potentially changed what's available on
* disk).
*/
copy_templates(template_path);
git_config_clear();
reset_shared_repository();
git_config(git_default_config, NULL);
/*
* We must make sure command-line options continue to override any
* values we might have just re-read from the config.
*/
is_bare_repository_cfg = init_is_bare_repository;
if (init_shared_repository != -1)
set_shared_repository(init_shared_repository);
/*
* We would have created the above under user's umask -- under
* shared-repository settings, we would need to fix them up.
*/
if (get_shared_repository()) {
adjust_shared_perm(get_git_dir());
}
/*
* We need to create a "refs" dir in any case so that older
* versions of git can tell that this is a repository.
*/
safe_create_dir(git_path("refs"), 1);
adjust_shared_perm(git_path("refs"));
if (refs_init_db(&err))
die("failed to set up refs db: %s", err.buf);
/*
* Create the default symlink from ".git/HEAD" to the "master"
* branch, if it does not exist yet.
*/
path = git_path_buf(&buf, "HEAD");
reinit = (!access(path, R_OK)
|| readlink(path, junk, sizeof(junk)-1) != -1);
if (!reinit) {
if (create_symref("HEAD", "refs/heads/master", NULL) < 0)
exit(1);
}
/* This forces creation of new config file */
xsnprintf(repo_version_string, sizeof(repo_version_string),
"%d", GIT_REPO_VERSION);
git_config_set("core.repositoryformatversion", repo_version_string);
/* Check filemode trustability */
path = git_path_buf(&buf, "config");
filemode = TEST_FILEMODE;
if (TEST_FILEMODE && !lstat(path, &st1)) {
struct stat st2;
filemode = (!chmod(path, st1.st_mode ^ S_IXUSR) &&
!lstat(path, &st2) &&
st1.st_mode != st2.st_mode &&
!chmod(path, st1.st_mode));
if (filemode && !reinit && (st1.st_mode & S_IXUSR))
filemode = 0;
}
git_config_set("core.filemode", filemode ? "true" : "false");
if (is_bare_repository())
git_config_set("core.bare", "true");
else {
const char *work_tree = get_git_work_tree();
git_config_set("core.bare", "false");
/* allow template config file to override the default */
if (log_all_ref_updates == LOG_REFS_UNSET)
git_config_set("core.logallrefupdates", "true");
if (needs_work_tree_config(original_git_dir, work_tree))
git_config_set("core.worktree", work_tree);
}
if (!reinit) {
/* Check if symlink is supported in the work tree */
path = git_path_buf(&buf, "tXXXXXX");
if (!close(xmkstemp(path)) &&
!unlink(path) &&
!create_symlink(NULL, "testing", path) &&
!lstat(path, &st1) &&
S_ISLNK(st1.st_mode))
unlink(path); /* good */
else
git_config_set("core.symlinks", "false");
/* Check if the filesystem is case-insensitive */
path = git_path_buf(&buf, "CoNfIg");
if (!access(path, F_OK))
git_config_set("core.ignorecase", "true");
probe_utf8_pathname_composition();
}
strbuf_release(&buf);
return reinit;
}
int check_repository_format(void)
{
return check_repository_format_gently(get_git_dir(), NULL);
}
void check_repository_format(void)
{
check_repository_format_gently(get_git_dir(), NULL);
startup_info->have_repository = 1;
}
