* Clone a repository into a different directory that does not yet exist.
*/
-#include "cache.h"
+#include "builtin.h"
#include "parse-options.h"
#include "fetch-pack.h"
#include "refs.h"
static int option_no_checkout, option_bare, option_mirror;
static int option_local, option_no_hardlinks, option_shared, option_recursive;
-static char *option_template, *option_reference, *option_depth;
+static char *option_template, *option_depth;
static char *option_origin = NULL;
static char *option_branch = NULL;
+static const char *real_git_dir;
static char *option_upload_pack = "git-upload-pack";
static int option_verbosity;
static int option_progress;
+static struct string_list option_config;
+static struct string_list option_reference;
+
+static int opt_parse_reference(const struct option *opt, const char *arg, int unset)
+{
+ struct string_list *option_reference = opt->value;
+ if (!arg)
+ return -1;
+ string_list_append(option_reference, arg);
+ return 0;
+}
static struct option builtin_clone_options[] = {
OPT__VERBOSITY(&option_verbosity),
"setup as shared repository"),
OPT_BOOLEAN(0, "recursive", &option_recursive,
"initialize submodules in the clone"),
- OPT_STRING(0, "template", &option_template, "path",
- "path the template repository"),
- OPT_STRING(0, "reference", &option_reference, "repo",
- "reference repository"),
+ OPT_BOOLEAN(0, "recurse-submodules", &option_recursive,
+ "initialize submodules in the clone"),
+ OPT_STRING(0, "template", &option_template, "template-directory",
+ "directory from which templates will be used"),
+ OPT_CALLBACK(0 , "reference", &option_reference, "repo",
+ "reference repository", &opt_parse_reference),
OPT_STRING('o', "origin", &option_origin, "branch",
"use <branch> instead of 'origin' to track upstream"),
OPT_STRING('b', "branch", &option_branch, "branch",
"path to git-upload-pack on the remote"),
OPT_STRING(0, "depth", &option_depth, "depth",
"create a shallow clone of that depth"),
-
+ OPT_STRING(0, "separate-git-dir", &real_git_dir, "gitdir",
+ "separate git dir from working tree"),
+ OPT_STRING_LIST('c', "config", &option_config, "key=value",
+ "set config inside the new repository"),
OPT_END()
};
for (i = 0; i < ARRAY_SIZE(suffix); i++) {
const char *path;
path = mkpath("%s%s", repo, suffix[i]);
- if (is_directory(path)) {
+ if (stat(path, &st))
+ continue;
+ if (S_ISDIR(st.st_mode)) {
*is_bundle = 0;
- return xstrdup(make_nonrelative_path(path));
+ return xstrdup(absolute_path(path));
+ } else if (S_ISREG(st.st_mode) && st.st_size > 8) {
+ /* Is it a "gitfile"? */
+ char signature[8];
+ int len, fd = open(path, O_RDONLY);
+ if (fd < 0)
+ continue;
+ len = read_in_full(fd, signature, 8);
+ close(fd);
+ if (len != 8 || strncmp(signature, "gitdir: ", 8))
+ continue;
+ path = read_gitfile(path);
+ if (path) {
+ *is_bundle = 0;
+ return xstrdup(absolute_path(path));
+ }
}
}
path = mkpath("%s%s", repo, bundle_suffix[i]);
if (!stat(path, &st) && S_ISREG(st.st_mode)) {
*is_bundle = 1;
- return xstrdup(make_nonrelative_path(path));
+ return xstrdup(absolute_path(path));
}
}
*end = '\0';
}
-static void setup_reference(const char *repo)
+static int add_one_reference(struct string_list_item *item, void *cb_data)
{
- const char *ref_git;
- char *ref_git_copy;
-
+ char *ref_git;
+ struct strbuf alternate = STRBUF_INIT;
struct remote *remote;
struct transport *transport;
const struct ref *extra;
- ref_git = make_absolute_path(option_reference);
-
- if (is_directory(mkpath("%s/.git/objects", ref_git)))
- ref_git = mkpath("%s/.git", ref_git);
- else if (!is_directory(mkpath("%s/objects", ref_git)))
- die("reference repository '%s' is not a local directory.",
- option_reference);
-
- ref_git_copy = xstrdup(ref_git);
-
- add_to_alternates_file(ref_git_copy);
-
- remote = remote_get(ref_git_copy);
- transport = transport_get(remote, ref_git_copy);
+ /* Beware: real_path() and mkpath() return static buffer */
+ ref_git = xstrdup(real_path(item->string));
+ if (is_directory(mkpath("%s/.git/objects", ref_git))) {
+ char *ref_git_git = xstrdup(mkpath("%s/.git", ref_git));
+ free(ref_git);
+ ref_git = ref_git_git;
+ } else if (!is_directory(mkpath("%s/objects", ref_git)))
+ die(_("reference repository '%s' is not a local directory."),
+ item->string);
+
+ strbuf_addf(&alternate, "%s/objects", ref_git);
+ add_to_alternates_file(alternate.buf);
+ strbuf_release(&alternate);
+
+ remote = remote_get(ref_git);
+ transport = transport_get(remote, ref_git);
for (extra = transport_get_remote_refs(transport); extra;
extra = extra->next)
add_extra_ref(extra->name, extra->old_sha1, 0);
transport_disconnect(transport);
+ free(ref_git);
+ return 0;
+}
+
+static void setup_reference(void)
+{
+ for_each_string_list(&option_reference, add_one_reference, NULL);
+}
- free(ref_git_copy);
+static void copy_alternates(struct strbuf *src, struct strbuf *dst,
+ const char *src_repo)
+{
+ /*
+ * Read from the source objects/info/alternates file
+ * and copy the entries to corresponding file in the
+ * destination repository with add_to_alternates_file().
+ * Both src and dst have "$path/objects/info/alternates".
+ *
+ * Instead of copying bit-for-bit from the original,
+ * we need to append to existing one so that the already
+ * created entry via "clone -s" is not lost, and also
+ * to turn entries with paths relative to the original
+ * absolute, so that they can be used in the new repository.
+ */
+ FILE *in = fopen(src->buf, "r");
+ struct strbuf line = STRBUF_INIT;
+
+ while (strbuf_getline(&line, in, '\n') != EOF) {
+ char *abs_path, abs_buf[PATH_MAX];
+ if (!line.len || line.buf[0] == '#')
+ continue;
+ if (is_absolute_path(line.buf)) {
+ add_to_alternates_file(line.buf);
+ continue;
+ }
+ abs_path = mkpath("%s/objects/%s", src_repo, line.buf);
+ normalize_path_copy(abs_buf, abs_path);
+ add_to_alternates_file(abs_buf);
+ }
+ strbuf_release(&line);
+ fclose(in);
}
-static void copy_or_link_directory(struct strbuf *src, struct strbuf *dest)
+static void copy_or_link_directory(struct strbuf *src, struct strbuf *dest,
+ const char *src_repo, int src_baselen)
{
struct dirent *de;
struct stat buf;
dir = opendir(src->buf);
if (!dir)
- die_errno("failed to open '%s'", src->buf);
+ die_errno(_("failed to open '%s'"), src->buf);
if (mkdir(dest->buf, 0777)) {
if (errno != EEXIST)
- die_errno("failed to create directory '%s'", dest->buf);
+ die_errno(_("failed to create directory '%s'"), dest->buf);
else if (stat(dest->buf, &buf))
- die_errno("failed to stat '%s'", dest->buf);
+ die_errno(_("failed to stat '%s'"), dest->buf);
else if (!S_ISDIR(buf.st_mode))
- die("%s exists and is not a directory", dest->buf);
+ die(_("%s exists and is not a directory"), dest->buf);
}
strbuf_addch(src, '/');
strbuf_setlen(dest, dest_len);
strbuf_addstr(dest, de->d_name);
if (stat(src->buf, &buf)) {
- warning ("failed to stat %s\n", src->buf);
+ warning (_("failed to stat %s\n"), src->buf);
continue;
}
if (S_ISDIR(buf.st_mode)) {
if (de->d_name[0] != '.')
- copy_or_link_directory(src, dest);
+ copy_or_link_directory(src, dest,
+ src_repo, src_baselen);
+ continue;
+ }
+
+ /* Files that cannot be copied bit-for-bit... */
+ if (!strcmp(src->buf + src_baselen, "/info/alternates")) {
+ copy_alternates(src, dest, src_repo);
continue;
}
if (unlink(dest->buf) && errno != ENOENT)
- die_errno("failed to unlink '%s'", dest->buf);
+ die_errno(_("failed to unlink '%s'"), dest->buf);
if (!option_no_hardlinks) {
if (!link(src->buf, dest->buf))
continue;
if (option_local)
- die_errno("failed to create link '%s'", dest->buf);
+ die_errno(_("failed to create link '%s'"), dest->buf);
option_no_hardlinks = 1;
}
if (copy_file_with_time(dest->buf, src->buf, 0666))
- die_errno("failed to copy file to '%s'", dest->buf);
+ die_errno(_("failed to copy file to '%s'"), dest->buf);
}
closedir(dir);
}
const char *dest_repo)
{
const struct ref *ret;
- struct strbuf src = STRBUF_INIT;
- struct strbuf dest = STRBUF_INIT;
struct remote *remote;
struct transport *transport;
- if (option_shared)
- add_to_alternates_file(src_repo);
- else {
+ if (option_shared) {
+ struct strbuf alt = STRBUF_INIT;
+ strbuf_addf(&alt, "%s/objects", src_repo);
+ add_to_alternates_file(alt.buf);
+ strbuf_release(&alt);
+ } else {
+ struct strbuf src = STRBUF_INIT;
+ struct strbuf dest = STRBUF_INIT;
strbuf_addf(&src, "%s/objects", src_repo);
strbuf_addf(&dest, "%s/objects", dest_repo);
- copy_or_link_directory(&src, &dest);
+ copy_or_link_directory(&src, &dest, src_repo, src.len);
strbuf_release(&src);
strbuf_release(&dest);
}
ret = transport_get_remote_refs(transport);
transport_disconnect(transport);
if (0 <= option_verbosity)
- printf("done.\n");
+ printf(_("done.\n"));
return ret;
}
static struct ref *wanted_peer_refs(const struct ref *refs,
struct refspec *refspec)
{
- struct ref *local_refs = NULL;
- struct ref **tail = &local_refs;
+ struct ref *head = copy_ref(find_ref_by_name(refs, "HEAD"));
+ struct ref *local_refs = head;
+ struct ref **tail = head ? &head->next : &local_refs;
get_fetch_map(refs, refspec, &tail, 0);
if (!option_mirror)
{
const struct ref *r;
- for (r = local_refs; r; r = r->next)
+ for (r = local_refs; r; r = r->next) {
+ if (!r->peer_ref)
+ continue;
add_extra_ref(r->peer_ref->name, r->old_sha1, 0);
+ }
pack_refs(PACK_REFS_ALL);
clear_extra_refs();
}
+static int write_one_config(const char *key, const char *value, void *data)
+{
+ return git_config_set_multivar(key, value ? value : "true", "^$", 0);
+}
+
+static void write_config(struct string_list *config)
+{
+ int i;
+
+ for (i = 0; i < config->nr; i++) {
+ if (git_config_parse_parameter(config->items[i].string,
+ write_one_config, NULL) < 0)
+ die("unable to write parameters to config file");
+ }
+}
+
int cmd_clone(int argc, const char **argv, const char *prefix)
{
int is_bundle = 0, is_local;
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.",
+ 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.",
+ usage_msg_opt(_("You must specify a repository to clone."),
builtin_clone_usage, builtin_clone_options);
if (option_mirror)
if (option_bare) {
if (option_origin)
- die("--bare and --origin %s options are incompatible.",
+ die(_("--bare and --origin %s options are incompatible."),
option_origin);
option_no_checkout = 1;
}
path = get_repo_path(repo_name, &is_bundle);
if (path)
- repo = xstrdup(make_nonrelative_path(repo_name));
+ repo = xstrdup(absolute_path(repo_name));
else if (!strchr(repo_name, ':'))
- repo = xstrdup(make_absolute_path(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.");
+ warning(_("--depth is ignored in local clones; use file:// instead."));
if (argc == 2)
dir = xstrdup(argv[1]);
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);
+ die(_("destination path '%s' already exists and is not "
+ "an empty directory."), dir);
strbuf_addf(&reflog_msg, "clone: from %s", repo);
else {
work_tree = getenv("GIT_WORK_TREE");
if (work_tree && !stat(work_tree, &buf))
- die("working tree '%s' already exists.", work_tree);
+ die(_("working tree '%s' already exists."), work_tree);
}
if (option_bare || work_tree)
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'",
+ 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'.",
+ die_errno(_("could not create work tree dir '%s'."),
work_tree);
set_git_work_tree(work_tree);
}
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));
+ die(_("could not create leading directories of '%s'"), git_dir);
- if (0 <= option_verbosity)
- printf("Cloning into %s%s...\n",
- option_bare ? "bare repository " : "", 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
git_config_set(key.buf, repo);
strbuf_reset(&key);
- if (option_reference)
- setup_reference(git_dir);
+ if (option_reference.nr)
+ setup_reference();
fetch_pattern = value.buf;
refspec = parse_fetch_refspec(1, &fetch_pattern);
transport = transport_get(remote, remote->url[0]);
if (!transport->get_refs_list || !transport->fetch)
- die("Don't know how to clone %s", transport->url);
+ die(_("Don't know how to clone %s"), transport->url);
transport_set_option(transport, TRANS_OPT_KEEP, "yes");
strbuf_release(&head);
if (!our_head_points_at) {
- warning("Remote branch %s not found in "
- "upstream %s, using HEAD instead",
+ warning(_("Remote branch %s not found in "
+ "upstream %s, using HEAD instead"),
option_branch, option_origin);
our_head_points_at = remote_head_points_at;
}
our_head_points_at = remote_head_points_at;
}
else {
- warning("You appear to have cloned an empty repository.");
+ warning(_("You appear to have cloned an empty repository."));
our_head_points_at = NULL;
remote_head_points_at = NULL;
remote_head = NULL;
} else {
/* Nothing to checkout out */
if (!option_no_checkout)
- warning("remote HEAD refers to nonexistent ref, "
- "unable to checkout.\n");
+ warning(_("remote HEAD refers to nonexistent ref, "
+ "unable to checkout.\n"));
option_no_checkout = 1;
}
if (write_cache(fd, active_cache, active_nr) ||
commit_locked_index(lock_file))
- die("unable to write new index 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",