void test_config_write__overwrite_multivar_within_duplicate_header(void)
{
const char *file_name = "config-duplicate-header";
const char *entry_name = "remote.origin.url";
git_config *cfg;
git_config_entry *entry;
int n = 0;
/* This config can occur after removing and re-adding the origin remote */
const char *file_content =
"[remote \"origin\"]\n" \
" url = \"bar\"\n" \
"[branch \"master\"]\n" \
" remote = \"origin\"\n" \
"[remote \"origin\"]\n" \
" url = \"foo\"\n";
/* Write the test config and make sure the expected entry exists */
cl_git_mkfile(file_name, file_content);
cl_git_pass(git_config_open_ondisk(&cfg, file_name));
cl_git_pass(git_config_get_entry(&entry, cfg, entry_name));
/* Update that entry */
cl_git_pass(git_config_set_multivar(cfg, entry_name, ".*", "newurl"));
git_config_entry_free(entry);
git_config_free(cfg);
/* Reopen the file and make sure the entry was updated */
cl_git_pass(git_config_open_ondisk(&cfg, file_name));
cl_git_pass(git_config_get_multivar_foreach(cfg, entry_name, NULL, multivar_cb, &n));
cl_assert_equal_i(2, n);
/* Cleanup */
git_config_free(cfg);
}
static void assert_invalid_config_key_name(const char *name)
{
cl_git_fail_with(git_config_get_string(&value, cfg, name),
GIT_EINVALIDSPEC);
cl_git_fail_with(git_config_set_string(cfg, name, "42"),
GIT_EINVALIDSPEC);
cl_git_fail_with(git_config_delete_entry(cfg, name),
GIT_EINVALIDSPEC);
cl_git_fail_with(git_config_get_multivar_foreach(cfg, name, "*", NULL, NULL),
GIT_EINVALIDSPEC);
cl_git_fail_with(git_config_set_multivar(cfg, name, "*", "42"),
GIT_EINVALIDSPEC);
}
static void write_refspec_config(const char *src_ref_prefix,
const struct ref *our_head_points_at,
const struct ref *remote_head_points_at,
struct strbuf *branch_top)
{
struct strbuf key = STRBUF_INIT;
struct strbuf value = STRBUF_INIT;
if (option_mirror || !option_bare) {
if (option_single_branch && !option_mirror) {
if (option_branch) {
if (starts_with(our_head_points_at->name, "refs/tags/"))
strbuf_addf(&value, "+%s:%s", our_head_points_at->name,
our_head_points_at->name);
else
strbuf_addf(&value, "+%s:%s%s", our_head_points_at->name,
branch_top->buf, option_branch);
} else if (remote_head_points_at) {
const char *head = remote_head_points_at->name;
if (!skip_prefix(head, "refs/heads/", &head))
die("BUG: remote HEAD points at non-head?");
strbuf_addf(&value, "+%s:%s%s", remote_head_points_at->name,
branch_top->buf, head);
}
/*
* otherwise, the next "git fetch" will
* simply fetch from HEAD without updating
* any remote-tracking branch, which is what
* we want.
*/
} else {
strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top->buf);
}
/* Configure the remote */
if (value.len) {
strbuf_addf(&key, "remote.%s.fetch", option_origin);
git_config_set_multivar(key.buf, value.buf, "^$", 0);
strbuf_reset(&key);
if (option_mirror) {
strbuf_addf(&key, "remote.%s.mirror", option_origin);
git_config_set(key.buf, "true");
strbuf_reset(&key);
}
}
}
strbuf_release(&key);
strbuf_release(&value);
}
static int update_config_refspec(const git_remote *remote, git_config *config, int direction)
{
git_buf name = GIT_BUF_INIT;
unsigned int push;
const char *dir;
size_t i;
int error = 0;
const char *cname;
push = direction == GIT_DIRECTION_PUSH;
dir = push ? "push" : "fetch";
if (git_buf_printf(&name, "remote.%s.%s", remote->name, dir) < 0)
return -1;
cname = git_buf_cstr(&name);
/* Clear out the existing config */
while (!error)
error = git_config_delete_multivar(config, cname, ".*");
if (error != GIT_ENOTFOUND)
return error;
for (i = 0; i < remote->refspecs.length; i++) {
git_refspec *spec = git_vector_get(&remote->refspecs, i);
if (spec->push != push)
continue;
// "$^" is a unmatcheable regexp: it will not match anything at all, so
// all values will be considered new and we will not replace any
// present value.
if ((error = git_config_set_multivar(
config, cname, "$^", spec->string)) < 0) {
goto cleanup;
}
}
giterr_clear();
error = 0;
cleanup:
git_buf_free(&name);
return error;
}
PyObject *
Config_set_multivar(Config *self, PyObject *args)
{
int err;
const char *name = NULL;
const char *regex = NULL;
const char *value = NULL;
if (!PyArg_ParseTuple(args, "sss", &name, ®ex, &value))
return NULL;
if ((err = git_config_set_multivar(self->config, name, regex, value)) < 0) {
if (err == GIT_ENOTFOUND)
Error_set(err);
else
PyErr_SetNone(PyExc_TypeError);
return NULL;
}
Py_RETURN_NONE;
}
int main(int argc, const char **argv)
{
setup_git_directory();
switch (argc) {
case 2:
return get_value(argv[1], NULL);
case 3:
if (!strcmp(argv[1], "--unset"))
return git_config_set(argv[2], NULL);
else if (!strcmp(argv[1], "--unset-all"))
return git_config_set_multivar(argv[2], NULL, NULL, 1);
else if (!strcmp(argv[1], "--get"))
return get_value(argv[2], NULL);
else if (!strcmp(argv[1], "--get-all")) {
do_all = 1;
return get_value(argv[2], NULL);
} else
return git_config_set(argv[1], argv[2]);
case 4:
if (!strcmp(argv[1], "--unset"))
return git_config_set_multivar(argv[2], NULL, argv[3], 0);
else if (!strcmp(argv[1], "--unset-all"))
return git_config_set_multivar(argv[2], NULL, argv[3], 1);
else if (!strcmp(argv[1], "--get"))
return get_value(argv[2], argv[3]);
else if (!strcmp(argv[1], "--get-all")) {
do_all = 1;
return get_value(argv[2], argv[3]);
} else if (!strcmp(argv[1], "--replace-all"))
return git_config_set_multivar(argv[2], argv[3], NULL, 1);
else
return git_config_set_multivar(argv[1], argv[2], argv[3], 0);
case 5:
if (!strcmp(argv[1], "--replace-all"))
return git_config_set_multivar(argv[2], argv[3], argv[4], 1);
case 1:
default:
usage(git_config_set_usage);
}
return 0;
}
static int write_one_config(const char *key, const char *value, void *data)
{
return git_config_set_multivar(key, value ? value : "true", "^$", 0);
}
int git_config_set(const char* key, const char* value)
{
return git_config_set_multivar(key, value, NULL, 0);
}
int cmd_clone(int argc, const char **argv, const char *prefix)
{
int is_bundle = 0, is_local;
struct stat buf;
const char *repo_name, *repo, *work_tree, *git_dir;
char *path, *dir;
int dest_exists;
const struct ref *refs, *remote_head;
const struct ref *remote_head_points_at;
const struct ref *our_head_points_at;
struct ref *mapped_refs;
const struct ref *ref;
struct strbuf key = STRBUF_INIT, value = STRBUF_INIT;
struct strbuf branch_top = STRBUF_INIT, reflog_msg = STRBUF_INIT;
struct transport *transport = NULL;
const char *src_ref_prefix = "refs/heads/";
struct remote *remote;
int err = 0, complete_refs_before_fetch = 1;
struct refspec *refspec;
const char *fetch_pattern;
junk_pid = getpid();
packet_trace_identity("clone");
argc = parse_options(argc, argv, prefix, builtin_clone_options,
builtin_clone_usage, 0);
if (argc > 2)
usage_msg_opt(_("Too many arguments."),
builtin_clone_usage, builtin_clone_options);
if (argc == 0)
usage_msg_opt(_("You must specify a repository to clone."),
builtin_clone_usage, builtin_clone_options);
if (option_single_branch == -1)
option_single_branch = option_depth ? 1 : 0;
if (option_mirror)
option_bare = 1;
if (option_bare) {
if (option_origin)
die(_("--bare and --origin %s options are incompatible."),
option_origin);
option_no_checkout = 1;
}
if (!option_origin)
option_origin = "origin";
repo_name = argv[0];
path = get_repo_path(repo_name, &is_bundle);
if (path)
repo = xstrdup(absolute_path(repo_name));
else if (!strchr(repo_name, ':'))
die(_("repository '%s' does not exist"), repo_name);
else
repo = repo_name;
is_local = path && !is_bundle;
if (is_local && option_depth)
warning(_("--depth is ignored in local clones; use file:// instead."));
if (argc == 2)
dir = xstrdup(argv[1]);
else
dir = guess_dir_name(repo_name, is_bundle, option_bare);
strip_trailing_slashes(dir);
dest_exists = !stat(dir, &buf);
if (dest_exists && !is_empty_dir(dir))
die(_("destination path '%s' already exists and is not "
"an empty directory."), dir);
strbuf_addf(&reflog_msg, "clone: from %s", repo);
if (option_bare)
work_tree = NULL;
else {
work_tree = getenv("GIT_WORK_TREE");
if (work_tree && !stat(work_tree, &buf))
die(_("working tree '%s' already exists."), work_tree);
}
if (option_bare || work_tree)
git_dir = xstrdup(dir);
else {
work_tree = dir;
git_dir = xstrdup(mkpath("%s/.git", dir));
}
if (!option_bare) {
junk_work_tree = work_tree;
if (safe_create_leading_directories_const(work_tree) < 0)
die_errno(_("could not create leading directories of '%s'"),
work_tree);
if (!dest_exists && mkdir(work_tree, 0755))
die_errno(_("could not create work tree dir '%s'."),
work_tree);
set_git_work_tree(work_tree);
}
junk_git_dir = git_dir;
atexit(remove_junk);
sigchain_push_common(remove_junk_on_signal);
setenv(CONFIG_ENVIRONMENT, mkpath("%s/config", git_dir), 1);
if (safe_create_leading_directories_const(git_dir) < 0)
die(_("could not create leading directories of '%s'"), git_dir);
set_git_dir_init(git_dir, real_git_dir, 0);
if (real_git_dir)
git_dir = real_git_dir;
if (0 <= option_verbosity) {
if (option_bare)
printf(_("Cloning into bare repository '%s'...\n"), dir);
else
printf(_("Cloning into '%s'...\n"), dir);
}
init_db(option_template, INIT_DB_QUIET);
write_config(&option_config);
/*
* At this point, the config exists, so we do not need the
* environment variable. We actually need to unset it, too, to
* re-enable parsing of the global configs.
*/
unsetenv(CONFIG_ENVIRONMENT);
git_config(git_default_config, NULL);
if (option_bare) {
if (option_mirror)
src_ref_prefix = "refs/";
strbuf_addstr(&branch_top, src_ref_prefix);
git_config_set("core.bare", "true");
} else {
strbuf_addf(&branch_top, "refs/remotes/%s/", option_origin);
}
strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top.buf);
if (option_mirror || !option_bare) {
/* Configure the remote */
strbuf_addf(&key, "remote.%s.fetch", option_origin);
git_config_set_multivar(key.buf, value.buf, "^$", 0);
strbuf_reset(&key);
if (option_mirror) {
strbuf_addf(&key, "remote.%s.mirror", option_origin);
git_config_set(key.buf, "true");
strbuf_reset(&key);
}
}
strbuf_addf(&key, "remote.%s.url", option_origin);
git_config_set(key.buf, repo);
strbuf_reset(&key);
if (option_reference.nr)
setup_reference();
fetch_pattern = value.buf;
refspec = parse_fetch_refspec(1, &fetch_pattern);
strbuf_reset(&value);
remote = remote_get(option_origin);
transport = transport_get(remote, remote->url[0]);
if (!is_local) {
if (!transport->get_refs_list || !transport->fetch)
die(_("Don't know how to clone %s"), transport->url);
transport_set_option(transport, TRANS_OPT_KEEP, "yes");
if (option_depth)
transport_set_option(transport, TRANS_OPT_DEPTH,
option_depth);
if (option_single_branch)
transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
transport_set_verbosity(transport, option_verbosity, option_progress);
if (option_upload_pack)
transport_set_option(transport, TRANS_OPT_UPLOADPACK,
option_upload_pack);
}
refs = transport_get_remote_refs(transport);
if (refs) {
mapped_refs = wanted_peer_refs(refs, refspec);
/*
* transport_get_remote_refs() may return refs with null sha-1
* in mapped_refs (see struct transport->get_refs_list
* comment). In that case we need fetch it early because
* remote_head code below relies on it.
*
* for normal clones, transport_get_remote_refs() should
* return reliable ref set, we can delay cloning until after
* remote HEAD check.
*/
for (ref = refs; ref; ref = ref->next)
if (is_null_sha1(ref->old_sha1)) {
complete_refs_before_fetch = 0;
break;
}
if (!is_local && !complete_refs_before_fetch)
transport_fetch_refs(transport, mapped_refs);
remote_head = find_ref_by_name(refs, "HEAD");
remote_head_points_at =
guess_remote_head(remote_head, mapped_refs, 0);
if (option_branch) {
our_head_points_at =
find_remote_branch(mapped_refs, option_branch);
if (!our_head_points_at)
die(_("Remote branch %s not found in upstream %s"),
option_branch, option_origin);
}
else
our_head_points_at = remote_head_points_at;
}
else {
warning(_("You appear to have cloned an empty repository."));
mapped_refs = NULL;
our_head_points_at = NULL;
remote_head_points_at = NULL;
remote_head = NULL;
option_no_checkout = 1;
if (!option_bare)
install_branch_config(0, "master", option_origin,
"refs/heads/master");
}
if (is_local)
clone_local(path, git_dir);
else if (refs && complete_refs_before_fetch)
transport_fetch_refs(transport, mapped_refs);
update_remote_refs(refs, mapped_refs, remote_head_points_at,
branch_top.buf, reflog_msg.buf);
update_head(our_head_points_at, remote_head, reflog_msg.buf);
transport_unlock_pack(transport);
transport_disconnect(transport);
err = checkout();
strbuf_release(&reflog_msg);
strbuf_release(&branch_top);
strbuf_release(&key);
strbuf_release(&value);
junk_pid = 0;
return err;
}
int cmd_config(int argc, const char **argv, const char *prefix)
{
int nongit = !startup_info->have_repository;
char *value;
config_exclusive_filename = getenv(CONFIG_ENVIRONMENT);
argc = parse_options(argc, argv, prefix, builtin_config_options,
builtin_config_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
if (use_global_config + use_system_config + use_local_config + !!given_config_file > 1) {
error("only one config file at a time.");
usage_with_options(builtin_config_usage, builtin_config_options);
}
if (use_global_config) {
char *home = getenv("HOME");
if (home) {
char *user_config = xstrdup(mkpath("%s/.gitconfig", home));
config_exclusive_filename = user_config;
} else {
die("$HOME not set");
}
}
else if (use_system_config)
config_exclusive_filename = git_etc_gitconfig();
else if (use_local_config)
config_exclusive_filename = git_pathdup("config");
else if (given_config_file) {
if (!is_absolute_path(given_config_file) && prefix)
config_exclusive_filename = prefix_filename(prefix,
strlen(prefix),
given_config_file);
else
config_exclusive_filename = given_config_file;
}
if (end_null) {
term = '\0';
delim = '\n';
key_delim = '\n';
}
if (HAS_MULTI_BITS(types)) {
error("only one type at a time.");
usage_with_options(builtin_config_usage, builtin_config_options);
}
if (get_color_slot)
actions |= ACTION_GET_COLOR;
if (get_colorbool_slot)
actions |= ACTION_GET_COLORBOOL;
if ((get_color_slot || get_colorbool_slot) && types) {
error("--get-color and variable type are incoherent");
usage_with_options(builtin_config_usage, builtin_config_options);
}
if (HAS_MULTI_BITS(actions)) {
error("only one action at a time.");
usage_with_options(builtin_config_usage, builtin_config_options);
}
if (actions == 0)
switch (argc) {
case 1: actions = ACTION_GET; break;
case 2: actions = ACTION_SET; break;
case 3: actions = ACTION_SET_ALL; break;
default:
usage_with_options(builtin_config_usage, builtin_config_options);
}
if (actions == ACTION_LIST) {
check_argc(argc, 0, 0);
if (git_config(show_all_config, NULL) < 0) {
if (config_exclusive_filename)
die_errno("unable to read config file '%s'",
config_exclusive_filename);
else
die("error processing config file(s)");
}
}
else if (actions == ACTION_EDIT) {
check_argc(argc, 0, 0);
if (!config_exclusive_filename && nongit)
die("not in a git directory");
git_config(git_default_config, NULL);
launch_editor(config_exclusive_filename ?
config_exclusive_filename : git_path("config"),
NULL, NULL);
}
else if (actions == ACTION_SET) {
int ret;
check_argc(argc, 2, 2);
value = normalize_value(argv[0], argv[1]);
ret = git_config_set(argv[0], value);
if (ret == CONFIG_NOTHING_SET)
error("cannot overwrite multiple values with a single value\n"
" Use a regexp, --add or --set-all to change %s.", argv[0]);
return ret;
}
else if (actions == ACTION_SET_ALL) {
check_argc(argc, 2, 3);
value = normalize_value(argv[0], argv[1]);
return git_config_set_multivar(argv[0], value, argv[2], 0);
}
else if (actions == ACTION_ADD) {
check_argc(argc, 2, 2);
value = normalize_value(argv[0], argv[1]);
return git_config_set_multivar(argv[0], value, "^$", 0);
}
else if (actions == ACTION_REPLACE_ALL) {
check_argc(argc, 2, 3);
value = normalize_value(argv[0], argv[1]);
return git_config_set_multivar(argv[0], value, argv[2], 1);
}
else if (actions == ACTION_GET) {
check_argc(argc, 1, 2);
return get_value(argv[0], argv[1]);
}
else if (actions == ACTION_GET_ALL) {
do_all = 1;
check_argc(argc, 1, 2);
return get_value(argv[0], argv[1]);
}
else if (actions == ACTION_GET_REGEXP) {
show_keys = 1;
use_key_regexp = 1;
do_all = 1;
check_argc(argc, 1, 2);
return get_value(argv[0], argv[1]);
}
else if (actions == ACTION_UNSET) {
check_argc(argc, 1, 2);
if (argc == 2)
return git_config_set_multivar(argv[0], NULL, argv[1], 0);
else
return git_config_set(argv[0], NULL);
}
else if (actions == ACTION_UNSET_ALL) {
check_argc(argc, 1, 2);
return git_config_set_multivar(argv[0], NULL, argv[1], 1);
}
else if (actions == ACTION_RENAME_SECTION) {
int ret;
check_argc(argc, 2, 2);
ret = git_config_rename_section(argv[0], argv[1]);
if (ret < 0)
return ret;
if (ret == 0)
die("No such section!");
}
else if (actions == ACTION_REMOVE_SECTION) {
int ret;
check_argc(argc, 1, 1);
ret = git_config_rename_section(argv[0], NULL);
if (ret < 0)
return ret;
if (ret == 0)
die("No such section!");
}
else if (actions == ACTION_GET_COLOR) {
get_color(argv[0]);
}
else if (actions == ACTION_GET_COLORBOOL) {
if (argc == 1)
stdout_is_tty = git_config_bool("command line", argv[0]);
else if (argc == 0)
stdout_is_tty = isatty(1);
return get_colorbool(argc != 0);
}
return 0;
}
int cmd_clone(int argc, const char **argv, const char *prefix)
{
int is_bundle = 0;
struct stat buf;
const char *repo_name, *repo, *work_tree, *git_dir;
char *path, *dir;
int dest_exists;
const struct ref *refs, *remote_head;
const struct ref *remote_head_points_at;
const struct ref *our_head_points_at;
struct ref *mapped_refs;
struct strbuf key = STRBUF_INIT, value = STRBUF_INIT;
struct strbuf branch_top = STRBUF_INIT, reflog_msg = STRBUF_INIT;
struct transport *transport = NULL;
char *src_ref_prefix = "refs/heads/";
int err = 0;
struct refspec *refspec;
const char *fetch_pattern;
junk_pid = getpid();
argc = parse_options(argc, argv, prefix, builtin_clone_options,
builtin_clone_usage, 0);
if (argc > 2)
usage_msg_opt("Too many arguments.",
builtin_clone_usage, builtin_clone_options);
if (argc == 0)
usage_msg_opt("You must specify a repository to clone.",
builtin_clone_usage, builtin_clone_options);
if (option_mirror)
option_bare = 1;
if (option_bare) {
if (option_origin)
die("--bare and --origin %s options are incompatible.",
option_origin);
option_no_checkout = 1;
}
if (!option_origin)
option_origin = "origin";
repo_name = argv[0];
path = get_repo_path(repo_name, &is_bundle);
if (path)
repo = xstrdup(make_nonrelative_path(repo_name));
else if (!strchr(repo_name, ':'))
repo = xstrdup(make_absolute_path(repo_name));
else
repo = repo_name;
if (argc == 2)
dir = xstrdup(argv[1]);
else
dir = guess_dir_name(repo_name, is_bundle, option_bare);
strip_trailing_slashes(dir);
dest_exists = !stat(dir, &buf);
if (dest_exists && !is_empty_dir(dir))
die("destination path '%s' already exists and is not "
"an empty directory.", dir);
strbuf_addf(&reflog_msg, "clone: from %s", repo);
if (option_bare)
work_tree = NULL;
else {
work_tree = getenv("GIT_WORK_TREE");
if (work_tree && !stat(work_tree, &buf))
die("working tree '%s' already exists.", work_tree);
}
if (option_bare || work_tree)
git_dir = xstrdup(dir);
else {
work_tree = dir;
git_dir = xstrdup(mkpath("%s/.git", dir));
}
if (!option_bare) {
junk_work_tree = work_tree;
if (safe_create_leading_directories_const(work_tree) < 0)
die_errno("could not create leading directories of '%s'",
work_tree);
if (!dest_exists && mkdir(work_tree, 0755))
die_errno("could not create work tree dir '%s'.",
work_tree);
set_git_work_tree(work_tree);
}
junk_git_dir = git_dir;
atexit(remove_junk);
sigchain_push_common(remove_junk_on_signal);
setenv(CONFIG_ENVIRONMENT, mkpath("%s/config", git_dir), 1);
if (safe_create_leading_directories_const(git_dir) < 0)
die("could not create leading directories of '%s'", git_dir);
set_git_dir(make_absolute_path(git_dir));
init_db(option_template, option_quiet ? INIT_DB_QUIET : 0);
/*
* At this point, the config exists, so we do not need the
* environment variable. We actually need to unset it, too, to
* re-enable parsing of the global configs.
*/
unsetenv(CONFIG_ENVIRONMENT);
if (option_reference)
setup_reference(git_dir);
git_config(git_default_config, NULL);
if (option_bare) {
if (option_mirror)
src_ref_prefix = "refs/";
strbuf_addstr(&branch_top, src_ref_prefix);
git_config_set("core.bare", "true");
} else {
strbuf_addf(&branch_top, "refs/remotes/%s/", option_origin);
}
strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top.buf);
if (option_mirror || !option_bare) {
/* Configure the remote */
strbuf_addf(&key, "remote.%s.fetch", option_origin);
git_config_set_multivar(key.buf, value.buf, "^$", 0);
strbuf_reset(&key);
if (option_mirror) {
strbuf_addf(&key, "remote.%s.mirror", option_origin);
git_config_set(key.buf, "true");
strbuf_reset(&key);
}
strbuf_addf(&key, "remote.%s.url", option_origin);
git_config_set(key.buf, repo);
strbuf_reset(&key);
}
fetch_pattern = value.buf;
refspec = parse_fetch_refspec(1, &fetch_pattern);
strbuf_reset(&value);
if (path && !is_bundle) {
refs = clone_local(path, git_dir);
mapped_refs = wanted_peer_refs(refs, refspec);
} else {
struct remote *remote = remote_get(argv[0]);
transport = transport_get(remote, remote->url[0]);
if (!transport->get_refs_list || !transport->fetch)
die("Don't know how to clone %s", transport->url);
transport_set_option(transport, TRANS_OPT_KEEP, "yes");
if (option_depth)
transport_set_option(transport, TRANS_OPT_DEPTH,
option_depth);
if (option_quiet)
transport->verbose = -1;
else if (option_verbose)
transport->verbose = 1;
if (option_progress)
transport->progress = 1;
if (option_upload_pack)
transport_set_option(transport, TRANS_OPT_UPLOADPACK,
option_upload_pack);
refs = transport_get_remote_refs(transport);
if (refs) {
mapped_refs = wanted_peer_refs(refs, refspec);
transport_fetch_refs(transport, mapped_refs);
}
}
if (refs) {
clear_extra_refs();
write_remote_refs(mapped_refs);
remote_head = find_ref_by_name(refs, "HEAD");
remote_head_points_at =
guess_remote_head(remote_head, mapped_refs, 0);
if (option_branch) {
struct strbuf head = STRBUF_INIT;
strbuf_addstr(&head, src_ref_prefix);
strbuf_addstr(&head, option_branch);
our_head_points_at =
find_ref_by_name(mapped_refs, head.buf);
strbuf_release(&head);
if (!our_head_points_at) {
warning("Remote branch %s not found in "
"upstream %s, using HEAD instead",
option_branch, option_origin);
our_head_points_at = remote_head_points_at;
}
}
else
our_head_points_at = remote_head_points_at;
}
else {
warning("You appear to have cloned an empty repository.");
our_head_points_at = NULL;
remote_head_points_at = NULL;
remote_head = NULL;
option_no_checkout = 1;
if (!option_bare)
install_branch_config(0, "master", option_origin,
"refs/heads/master");
}
if (remote_head_points_at && !option_bare) {
struct strbuf head_ref = STRBUF_INIT;
strbuf_addstr(&head_ref, branch_top.buf);
strbuf_addstr(&head_ref, "HEAD");
create_symref(head_ref.buf,
remote_head_points_at->peer_ref->name,
reflog_msg.buf);
}
if (our_head_points_at) {
/* Local default branch link */
create_symref("HEAD", our_head_points_at->name, NULL);
if (!option_bare) {
const char *head = skip_prefix(our_head_points_at->name,
"refs/heads/");
update_ref(reflog_msg.buf, "HEAD",
our_head_points_at->old_sha1,
NULL, 0, DIE_ON_ERR);
install_branch_config(0, head, option_origin,
our_head_points_at->name);
}
} else if (remote_head) {
/* Source had detached HEAD pointing somewhere. */
if (!option_bare) {
update_ref(reflog_msg.buf, "HEAD",
remote_head->old_sha1,
NULL, REF_NODEREF, DIE_ON_ERR);
our_head_points_at = remote_head;
}
} else {
/* Nothing to checkout out */
if (!option_no_checkout)
warning("remote HEAD refers to nonexistent ref, "
"unable to checkout.\n");
option_no_checkout = 1;
}
if (transport) {
transport_unlock_pack(transport);
transport_disconnect(transport);
}
if (!option_no_checkout) {
struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
struct unpack_trees_options opts;
struct tree *tree;
struct tree_desc t;
int fd;
/* We need to be in the new work tree for the checkout */
setup_work_tree();
fd = hold_locked_index(lock_file, 1);
memset(&opts, 0, sizeof opts);
opts.update = 1;
opts.merge = 1;
opts.fn = oneway_merge;
opts.verbose_update = !option_quiet;
opts.src_index = &the_index;
opts.dst_index = &the_index;
tree = parse_tree_indirect(our_head_points_at->old_sha1);
parse_tree(tree);
init_tree_desc(&t, tree->buffer, tree->size);
unpack_trees(1, &t, &opts);
if (write_cache(fd, active_cache, active_nr) ||
commit_locked_index(lock_file))
die("unable to write new index file");
err |= run_hook(NULL, "post-checkout", sha1_to_hex(null_sha1),
sha1_to_hex(our_head_points_at->old_sha1), "1",
NULL);
if (!err && option_recursive)
err = run_command_v_opt(argv_submodule, RUN_GIT_CMD);
}
strbuf_release(&reflog_msg);
strbuf_release(&branch_top);
strbuf_release(&key);
strbuf_release(&value);
junk_pid = 0;
return err;
}
int cmd_config(int argc, const char **argv, const char *prefix)
{
int nongit;
char* value;
const char *file = setup_git_directory_gently(&nongit);
while (1 < argc) {
if (!strcmp(argv[1], "--int"))
type = T_INT;
else if (!strcmp(argv[1], "--bool"))
type = T_BOOL;
else if (!strcmp(argv[1], "--bool-or-int"))
type = T_BOOL_OR_INT;
else if (!strcmp(argv[1], "--list") || !strcmp(argv[1], "-l")) {
if (argc != 2)
usage(git_config_set_usage);
if (git_config(show_all_config) < 0 && file && errno)
die("unable to read config file %s: %s", file,
strerror(errno));
return 0;
}
else if (!strcmp(argv[1], "--global")) {
char *home = getenv("HOME");
if (home) {
char *user_config = xstrdup(mkpath("%s/.gitconfig", home));
setenv(CONFIG_ENVIRONMENT, user_config, 1);
free(user_config);
} else {
die("$HOME not set");
}
}
else if (!strcmp(argv[1], "--system"))
setenv(CONFIG_ENVIRONMENT, git_etc_gitconfig(), 1);
else if (!strcmp(argv[1], "--file") || !strcmp(argv[1], "-f")) {
if (argc < 3)
usage(git_config_set_usage);
if (!is_absolute_path(argv[2]) && file)
file = prefix_filename(file, strlen(file),
argv[2]);
else
file = argv[2];
setenv(CONFIG_ENVIRONMENT, file, 1);
argc--;
argv++;
}
else if (!strcmp(argv[1], "--null") || !strcmp(argv[1], "-z")) {
term = '\0';
delim = '\n';
key_delim = '\n';
}
else if (!strcmp(argv[1], "--rename-section")) {
int ret;
if (argc != 4)
usage(git_config_set_usage);
ret = git_config_rename_section(argv[2], argv[3]);
if (ret < 0)
return ret;
if (ret == 0) {
fprintf(stderr, "No such section!\n");
return 1;
}
return 0;
}
else if (!strcmp(argv[1], "--remove-section")) {
int ret;
if (argc != 3)
usage(git_config_set_usage);
ret = git_config_rename_section(argv[2], NULL);
if (ret < 0)
return ret;
if (ret == 0) {
fprintf(stderr, "No such section!\n");
return 1;
}
return 0;
} else if (!strcmp(argv[1], "--get-color")) {
return get_color(argc-2, argv+2);
} else if (!strcmp(argv[1], "--get-colorbool")) {
return get_colorbool(argc-2, argv+2);
} else
break;
argc--;
argv++;
}
switch (argc) {
case 2:
return get_value(argv[1], NULL);
case 3:
if (!strcmp(argv[1], "--unset"))
return git_config_set(argv[2], NULL);
else if (!strcmp(argv[1], "--unset-all"))
return git_config_set_multivar(argv[2], NULL, NULL, 1);
else if (!strcmp(argv[1], "--get"))
return get_value(argv[2], NULL);
else if (!strcmp(argv[1], "--get-all")) {
do_all = 1;
return get_value(argv[2], NULL);
} else if (!strcmp(argv[1], "--get-regexp")) {
show_keys = 1;
use_key_regexp = 1;
do_all = 1;
return get_value(argv[2], NULL);
} else {
value = normalize_value(argv[1], argv[2]);
return git_config_set(argv[1], value);
}
case 4:
if (!strcmp(argv[1], "--unset"))
return git_config_set_multivar(argv[2], NULL, argv[3], 0);
else if (!strcmp(argv[1], "--unset-all"))
return git_config_set_multivar(argv[2], NULL, argv[3], 1);
else if (!strcmp(argv[1], "--get"))
return get_value(argv[2], argv[3]);
else if (!strcmp(argv[1], "--get-all")) {
do_all = 1;
return get_value(argv[2], argv[3]);
} else if (!strcmp(argv[1], "--get-regexp")) {
show_keys = 1;
use_key_regexp = 1;
do_all = 1;
return get_value(argv[2], argv[3]);
} else if (!strcmp(argv[1], "--add")) {
value = normalize_value(argv[2], argv[3]);
return git_config_set_multivar(argv[2], value, "^$", 0);
} else if (!strcmp(argv[1], "--replace-all")) {
value = normalize_value(argv[2], argv[3]);
return git_config_set_multivar(argv[2], value, NULL, 1);
} else {
value = normalize_value(argv[1], argv[2]);
return git_config_set_multivar(argv[1], value, argv[3], 0);
}
case 5:
if (!strcmp(argv[1], "--replace-all")) {
value = normalize_value(argv[2], argv[3]);
return git_config_set_multivar(argv[2], value, argv[4], 1);
}
case 1:
default:
usage(git_config_set_usage);
}
return 0;
}
int cmd_clone(int argc, const char **argv, const char *prefix)
{
int use_local_hardlinks = 1;
int use_separate_remote = 1;
int is_bundle = 0;
struct stat buf;
const char *repo_name, *repo, *work_tree, *git_dir;
char *path, *dir;
const struct ref *refs, *head_points_at, *remote_head, *mapped_refs;
char branch_top[256], key[256], value[256];
struct strbuf reflog_msg = STRBUF_INIT;
struct transport *transport = NULL;
char *src_ref_prefix = "refs/heads/";
struct refspec refspec;
junk_pid = getpid();
argc = parse_options(argc, argv, builtin_clone_options,
builtin_clone_usage, 0);
if (argc == 0)
die("You must specify a repository to clone.");
if (option_no_hardlinks)
use_local_hardlinks = 0;
if (option_mirror)
option_bare = 1;
if (option_bare) {
if (option_origin)
die("--bare and --origin %s options are incompatible.",
option_origin);
option_no_checkout = 1;
use_separate_remote = 0;
}
if (!option_origin)
option_origin = "origin";
repo_name = argv[0];
path = get_repo_path(repo_name, &is_bundle);
if (path)
repo = xstrdup(make_nonrelative_path(repo_name));
else if (!strchr(repo_name, ':'))
repo = xstrdup(make_absolute_path(repo_name));
else
repo = repo_name;
if (argc == 2)
dir = xstrdup(argv[1]);
else
dir = guess_dir_name(repo_name, is_bundle, option_bare);
strip_trailing_slashes(dir);
if (!stat(dir, &buf))
die("destination directory '%s' already exists.", dir);
strbuf_addf(&reflog_msg, "clone: from %s", repo);
if (option_bare)
work_tree = NULL;
else {
work_tree = getenv("GIT_WORK_TREE");
if (work_tree && !stat(work_tree, &buf))
die("working tree '%s' already exists.", work_tree);
}
if (option_bare || work_tree)
git_dir = xstrdup(dir);
else {
work_tree = dir;
git_dir = xstrdup(mkpath("%s/.git", dir));
}
if (!option_bare) {
junk_work_tree = work_tree;
if (safe_create_leading_directories_const(work_tree) < 0)
die("could not create leading directories of '%s': %s",
work_tree, strerror(errno));
if (mkdir(work_tree, 0755))
die("could not create work tree dir '%s': %s.",
work_tree, strerror(errno));
set_git_work_tree(work_tree);
}
junk_git_dir = git_dir;
atexit(remove_junk);
signal(SIGINT, remove_junk_on_signal);
setenv(CONFIG_ENVIRONMENT, xstrdup(mkpath("%s/config", git_dir)), 1);
if (safe_create_leading_directories_const(git_dir) < 0)
die("could not create leading directories of '%s'", git_dir);
set_git_dir(make_absolute_path(git_dir));
init_db(option_template, option_quiet ? INIT_DB_QUIET : 0);
/*
* At this point, the config exists, so we do not need the
* environment variable. We actually need to unset it, too, to
* re-enable parsing of the global configs.
*/
unsetenv(CONFIG_ENVIRONMENT);
if (option_reference)
setup_reference(git_dir);
git_config(git_default_config, NULL);
if (option_bare) {
if (option_mirror)
src_ref_prefix = "refs/";
strcpy(branch_top, src_ref_prefix);
git_config_set("core.bare", "true");
} else {
snprintf(branch_top, sizeof(branch_top),
"refs/remotes/%s/", option_origin);
}
if (option_mirror || !option_bare) {
/* Configure the remote */
if (option_mirror) {
snprintf(key, sizeof(key),
"remote.%s.mirror", option_origin);
git_config_set(key, "true");
}
snprintf(key, sizeof(key), "remote.%s.url", option_origin);
git_config_set(key, repo);
snprintf(key, sizeof(key), "remote.%s.fetch", option_origin);
snprintf(value, sizeof(value),
"+%s*:%s*", src_ref_prefix, branch_top);
git_config_set_multivar(key, value, "^$", 0);
}
refspec.force = 0;
refspec.pattern = 1;
refspec.src = src_ref_prefix;
refspec.dst = branch_top;
if (path && !is_bundle)
refs = clone_local(path, git_dir);
else {
struct remote *remote = remote_get(argv[0]);
transport = transport_get(remote, remote->url[0]);
if (!transport->get_refs_list || !transport->fetch)
die("Don't know how to clone %s", transport->url);
transport_set_option(transport, TRANS_OPT_KEEP, "yes");
if (option_depth)
transport_set_option(transport, TRANS_OPT_DEPTH,
option_depth);
if (option_quiet)
transport->verbose = -1;
else if (option_verbose)
transport->progress = 1;
if (option_upload_pack)
transport_set_option(transport, TRANS_OPT_UPLOADPACK,
option_upload_pack);
refs = transport_get_remote_refs(transport);
transport_fetch_refs(transport, refs);
}
clear_extra_refs();
mapped_refs = write_remote_refs(refs, &refspec, reflog_msg.buf);
head_points_at = locate_head(refs, mapped_refs, &remote_head);
if (head_points_at) {
/* Local default branch link */
create_symref("HEAD", head_points_at->name, NULL);
if (!option_bare) {
struct strbuf head_ref = STRBUF_INIT;
const char *head = head_points_at->name;
if (!prefixcmp(head, "refs/heads/"))
head += 11;
/* Set up the initial local branch */
/* Local branch initial value */
update_ref(reflog_msg.buf, "HEAD",
head_points_at->old_sha1,
NULL, 0, DIE_ON_ERR);
strbuf_addstr(&head_ref, branch_top);
strbuf_addstr(&head_ref, "HEAD");
/* Remote branch link */
create_symref(head_ref.buf,
head_points_at->peer_ref->name,
reflog_msg.buf);
snprintf(key, sizeof(key), "branch.%s.remote", head);
git_config_set(key, option_origin);
snprintf(key, sizeof(key), "branch.%s.merge", head);
git_config_set(key, head_points_at->name);
}
} else if (remote_head) {
/* Source had detached HEAD pointing somewhere. */
if (!option_bare)
update_ref(reflog_msg.buf, "HEAD",
remote_head->old_sha1,
NULL, REF_NODEREF, DIE_ON_ERR);
} else {
/* Nothing to checkout out */
if (!option_no_checkout)
warning("remote HEAD refers to nonexistent ref, "
"unable to checkout.\n");
option_no_checkout = 1;
}
if (transport)
transport_unlock_pack(transport);
if (!option_no_checkout) {
struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
struct unpack_trees_options opts;
struct tree *tree;
struct tree_desc t;
int fd;
/* We need to be in the new work tree for the checkout */
setup_work_tree();
fd = hold_locked_index(lock_file, 1);
memset(&opts, 0, sizeof opts);
opts.update = 1;
opts.merge = 1;
opts.fn = oneway_merge;
opts.verbose_update = !option_quiet;
opts.src_index = &the_index;
opts.dst_index = &the_index;
tree = parse_tree_indirect(remote_head->old_sha1);
parse_tree(tree);
init_tree_desc(&t, tree->buffer, tree->size);
unpack_trees(1, &t, &opts);
if (write_cache(fd, active_cache, active_nr) ||
commit_locked_index(lock_file))
die("unable to write new index file");
}
strbuf_release(&reflog_msg);
junk_pid = 0;
return 0;
}
