Example #1
0
static void check_notes_merge_worktree(struct notes_merge_options *o)
{
	if (!o->has_worktree) {
		/*
		 * Must establish NOTES_MERGE_WORKTREE.
		 * Abort if NOTES_MERGE_WORKTREE already exists
		 */
		if (file_exists(git_path(NOTES_MERGE_WORKTREE)) &&
		    !is_empty_dir(git_path(NOTES_MERGE_WORKTREE))) {
			if (advice_resolve_conflict)
				die(_("You have not concluded your previous "
				    "notes merge (%s exists).\nPlease, use "
				    "'git notes merge --commit' or 'git notes "
				    "merge --abort' to commit/abort the "
				    "previous merge before you start a new "
				    "notes merge."), git_path("NOTES_MERGE_*"));
			else
				die(_("You have not concluded your notes merge "
				    "(%s exists)."), git_path("NOTES_MERGE_*"));
		}

		if (safe_create_leading_directories_const(git_path(
				NOTES_MERGE_WORKTREE "/.test")))
			die_errno("unable to create directory %s",
				  git_path(NOTES_MERGE_WORKTREE));
		o->has_worktree = 1;
	} else if (!file_exists(git_path(NOTES_MERGE_WORKTREE)))
		/* NOTES_MERGE_WORKTREE should already be established */
		die("missing '%s'. This should not happen",
		    git_path(NOTES_MERGE_WORKTREE));
}
Example #2
0
File: rm.c Project: 00027jang27/git
static int check_submodules_use_gitfiles(void)
{
	int i;
	int errs = 0;

	for (i = 0; i < list.nr; i++) {
		const char *name = list.entry[i].name;
		int pos;
		struct cache_entry *ce;
		struct stat st;

		pos = cache_name_pos(name, strlen(name));
		if (pos < 0) {
			pos = get_ours_cache_pos(name, pos);
			if (pos < 0)
				continue;
		}
		ce = active_cache[pos];

		if (!S_ISGITLINK(ce->ce_mode) ||
		    (lstat(ce->name, &st) < 0) ||
		    is_empty_dir(name))
			continue;

		if (!submodule_uses_gitfile(name))
			errs = error(_("submodule '%s' (or one of its nested "
				     "submodules) uses a .git directory\n"
				     "(use 'rm -rf' if you really want to remove "
				     "it including all of its history)"), name);
	}

	return errs;
}
Example #3
0
/**< 判断目录是否为空*/
static sfpr_int_t is_empty_dir(const char *pszDir)
{
    	char path[128];
	WIN32_FIND_DATA wfd;
	HANDLE hFindFile;
	memset(path, 0, 128);
	sprintf(path, "%s\\*.*", pszDir);

	hFindFile = FindFirstFile(path, &wfd);
	if (hFindFile != INVALID_HANDLE_VALUE) {
		do
		{
			if(wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
				if (strcmp(wfd.cFileName,".") && strcmp(wfd.cFileName,"..")) {

					memset(path, 0, 128);
					sprintf(path, "%s\\%s", pszDir, wfd.cFileName);
					if(-1 == is_empty_dir(path))
						return -1;
				}
			}
			else {
				return -1;
			}

		}while(FindNextFile(hFindFile, &wfd));
	}
	return 0;
}
Example #4
0
File: rm.c Project: 136357477/git
static int check_submodules_use_gitfiles(void)
{
	int i;
	int errs = 0;
	struct string_list files = STRING_LIST_INIT_NODUP;

	for (i = 0; i < list.nr; i++) {
		const char *name = list.entry[i].name;
		int pos;
		const struct cache_entry *ce;

		pos = cache_name_pos(name, strlen(name));
		if (pos < 0) {
			pos = get_ours_cache_pos(name, pos);
			if (pos < 0)
				continue;
		}
		ce = active_cache[pos];

		if (!S_ISGITLINK(ce->ce_mode) ||
		    !file_exists(ce->name) ||
		    is_empty_dir(name))
			continue;

		if (!submodule_uses_gitfile(name))
			string_list_append(&files, name);
	}

	error_removing_concrete_submodules(&files, &errs);

	return errs;
}
Example #5
0
void OnLSBt(BOOL checkrunning)
{
	ULARGE_INTEGER ullFreeBytesAvailable, ullTotalNumberOfBytes;
	char text[_MAX_PATH];
	HRESULT hr = S_OK;
	HWND hctl = GetDlgItem(gdmgr._hdlg_ddesc, IDC_TV_DDESC_EXPLORER);

	// 1. 删除Treeview中所有项
	TreeView_DeleteAllItems(hctl);

	// 2. 地址栏编辑框
	Edit_SetText(GetDlgItem(gdmgr._hdlg_ddesc, IDC_ET_DDESC_WWWROOT), appendbackslash(game_config::path.c_str()));

	// 3. 向TreeView添加一级内容
	gdmgr._htvroot = TreeView_AddLeaf(hctl, TVI_ROOT);
	strcpy(text, basename(game_config::path.c_str()));
	// 这里一定要设TVIF_CHILDREN, 否则接下折叠后将判断出其cChildren为0, 再不能展开
	TreeView_SetItem1(hctl, gdmgr._htvroot, TVIF_TEXT | TVIF_PARAM | TVIF_CHILDREN, (LPARAM)gdmgr._htvroot, 0, 0, 
		is_empty_dir(game_config::path.c_str())? 0: 1, text);
	dir_2_tv(hctl, gdmgr._htvroot, game_config::path.c_str(), 0);

	// 4. 底下状态
	strncpy(text, game_config::path.c_str(), 2);
	text[2] = '\\';
	text[3] = 0;
	GetDiskFreeSpaceEx(text, &ullFreeBytesAvailable, &ullTotalNumberOfBytes, NULL);
	strcpy(text, format_space_u64n(ullTotalNumberOfBytes.QuadPart));
	Edit_SetText(GetDlgItem(gdmgr._hdlg_ddesc, IDC_ET_DDESC_SUBAREA), formatstr("%s (Avail Space %s)", text, format_space_u64n(ullFreeBytesAvailable.QuadPart)));

	return;
}
Example #6
0
static void submodules_absorb_gitdir_if_needed(const char *prefix)
{
	int i;
	for (i = 0; i < list.nr; i++) {
		const char *name = list.entry[i].name;
		int pos;
		const struct cache_entry *ce;

		pos = cache_name_pos(name, strlen(name));
		if (pos < 0) {
			pos = get_ours_cache_pos(name, pos);
			if (pos < 0)
				continue;
		}
		ce = active_cache[pos];

		if (!S_ISGITLINK(ce->ce_mode) ||
		    !file_exists(ce->name) ||
		    is_empty_dir(name))
			continue;

		if (!submodule_uses_gitfile(name))
			absorb_git_dir_into_superproject(prefix, name,
				ABSORB_GITDIR_RECURSE_SUBMODULES);
	}
}
Example #7
0
// 怕一些静态变量可能冲突,由宏改为函数
// 当目录下删除最后一张叶子后, 直接设TVIF_CHILDREN为0, 不能除去前面-符号. 增加TreeView_Expand还是不行
void TreeView_SetChilerenByPath(HWND hctl, HTREEITEM htvi, char *path)
{
	// 这里要求要是path是文件的话(原则上是不应该是出现的,但调用程序可能不小心出现), is_empty_dir需要返回TRUE,
	// 否则这个文件叶子要被错误的被cChildren置为1.
	if (is_empty_dir(path)) {
		TreeView_Expand(hctl, htvi, TVE_COLLAPSE);	
		TreeView_SetItem1(hctl, htvi, TVIF_CHILDREN, 0, 0, 0, 0, NULL);	
	} else {	
		TreeView_SetItem1(hctl, htvi, TVIF_CHILDREN, 0, 0, 0, 1, NULL);	
	}	
	return;
}
Example #8
0
int tfs_rmdir(struct inode *dir, const char *dname)
{
    struct inode *inode;
    struct cache_struct *cs;
    struct tfs_dir_entry *de;
    struct tfs_sb_info *sbi = TFS_SBI(dir->i_fs);
    int err;


    cs = tfs_find_entry(dir, dname, &de);
    if (IS_ERR_OR_NULL(cs)) {
        err = cs ? PTR_ERR(cs) : -ENOENT;
        goto out;
    }

    inode = tfs_iget_by_inr(dir->i_fs, de->d_inode);
    if (IS_ERR(inode)) {
        err = PTR_ERR(inode);
        goto out;
    }

    if (inode->i_mode != TFS_DIR) {
        err = -ENOTDIR;
        goto error;
    }

    err = is_empty_dir(inode);
    if (err == 0) {
        err = -ENOTEMPTY;
        goto error;
    } else if (err == -1) {
        printk("%s: path correupted: the size is less than two direntry!\n", dname);
        err = -EINVAL;
        goto error;
    }

    dir->i_size -= sizeof(struct tfs_dir_entry);
    err = tfs_iwrite(dir);
    if (err)
        goto error;
    de->d_inode = 0;
    err = tfs_bwrite(sbi, cs->block, cs->data);
    if (err)
        goto error;
    err = tfs_release_inode(sbi, inode);
    goto out;

error:
    free_inode(inode);
out:
    return err;
}
Example #9
0
int ok_to_remove_submodule(const char *path)
{
	struct stat st;
	ssize_t len;
	struct child_process cp;
	const char *argv[] = {
		"status",
		"--porcelain",
		"-u",
		"--ignore-submodules=none",
		NULL,
	};
	struct strbuf buf = STRBUF_INIT;
	int ok_to_remove = 1;

	if ((lstat(path, &st) < 0) || is_empty_dir(path))
		return 1;

	if (!submodule_uses_gitfile(path))
		return 0;

	memset(&cp, 0, sizeof(cp));
	cp.argv = argv;
	cp.env = local_repo_env;
	cp.git_cmd = 1;
	cp.no_stdin = 1;
	cp.out = -1;
	cp.dir = path;
	if (start_command(&cp))
		die("Could not run 'git status --porcelain -uall --ignore-submodules=none' in submodule %s", path);

	len = strbuf_read(&buf, cp.out, 1024);
	if (len > 2)
		ok_to_remove = 0;
	close(cp.out);

	if (finish_command(&cp))
		die("'git status --porcelain -uall --ignore-submodules=none' failed in submodule %s", path);

	strbuf_release(&buf);
	return ok_to_remove;
}
Example #10
0
int ok_to_remove_submodule(const char *path)
{
	ssize_t len;
	struct child_process cp = CHILD_PROCESS_INIT;
	const char *argv[] = {
		"status",
		"--porcelain",
		"-u",
		"--ignore-submodules=none",
		NULL,
	};
	struct strbuf buf = STRBUF_INIT;
	int ok_to_remove = 1;

	if (!file_exists(path) || is_empty_dir(path))
		return 1;

	if (!submodule_uses_gitfile(path))
		return 0;

	cp.argv = argv;
	prepare_submodule_repo_env(&cp.env_array);
	cp.git_cmd = 1;
	cp.no_stdin = 1;
	cp.out = -1;
	cp.dir = path;
	if (start_command(&cp))
		die("Could not run 'git status --porcelain -uall --ignore-submodules=none' in submodule %s", path);

	len = strbuf_read(&buf, cp.out, 1024);
	if (len > 2)
		ok_to_remove = 0;
	close(cp.out);

	if (finish_command(&cp))
		die("'git status --porcelain -uall --ignore-submodules=none' failed in submodule %s", path);

	strbuf_release(&buf);
	return ok_to_remove;
}
Example #11
0
BOOL cb_walk_dir_explorer(char *name, uint32_t flags, uint64_t len, int64_t lastWriteTime, uint32_t* ctx)
{
	int			iimg = select_iimage_according_fname(name, flags);
	HTREEITEM	htvi;
	TVSORTCB	tvscb;
	tv_walk_dir_param_t* wdp = (tv_walk_dir_param_t*)ctx;
	
	htvi = TreeView_AddLeaf(wdp->hctl, wdp->htvi);
	TreeView_SetItem1(wdp->hctl, htvi, TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM | TVIF_CHILDREN, (LPARAM)htvi, iimg, iimg, 0, name);
	
	tvscb.hParent = wdp->htvi;
	tvscb.lpfnCompare = fn_tvi_compare_sort;
	tvscb.lParam = (LPARAM)wdp->hctl;

	TreeView_SortChildrenCB(wdp->hctl, &tvscb, 0);

	if (flags & FILE_ATTRIBUTE_DIRECTORY ) {
		tv_walk_dir_param_t	wdp2;

		sprintf(wdp2.curdir, "%s\\%s", wdp->curdir, name);

		if (wdp->maxdeep > wdp->deep) {
			tv_walk_dir_param_t	wdp2;

			wdp2.hctl = wdp->hctl;
			wdp2.htvi = htvi;
			wdp2.maxdeep = wdp->maxdeep;
			wdp2.deep = wdp->deep + 1;
			walk_dir_win32_deepen(wdp2.curdir, 0, cb_walk_dir_explorer, (uint32_t *)&wdp2);
		} else if (!is_empty_dir(wdp2.curdir)) {
			// 枚举到此为止,但因为是目录,强制让出来前面+符号
			TreeView_SetItem1(wdp->hctl, htvi, TVIF_CHILDREN, 0, 0, 0, 1, NULL);
		}
	}
	return TRUE;
}
Example #12
0
File: rm.c Project: 00027jang27/git
int cmd_rm(int argc, const char **argv, const char *prefix)
{
	int i, newfd;
	const char **pathspec;
	char *seen;

	git_config(git_default_config, NULL);

	argc = parse_options(argc, argv, prefix, builtin_rm_options,
			     builtin_rm_usage, 0);
	if (!argc)
		usage_with_options(builtin_rm_usage, builtin_rm_options);

	if (!index_only)
		setup_work_tree();

	newfd = hold_locked_index(&lock_file, 1);

	if (read_cache() < 0)
		die(_("index file corrupt"));

	/*
	 * Drop trailing directory separators from directories so we'll find
	 * submodules in the index.
	 */
	for (i = 0; i < argc; i++) {
		size_t pathlen = strlen(argv[i]);
		if (pathlen && is_dir_sep(argv[i][pathlen - 1]) &&
		    is_directory(argv[i])) {
			do {
				pathlen--;
			} while (pathlen && is_dir_sep(argv[i][pathlen - 1]));
			argv[i] = xmemdupz(argv[i], pathlen);
		}
	}

	pathspec = get_pathspec(prefix, argv);
	refresh_index(&the_index, REFRESH_QUIET, pathspec, NULL, NULL);

	seen = NULL;
	for (i = 0; pathspec[i] ; i++)
		/* nothing */;
	seen = xcalloc(i, 1);

	for (i = 0; i < active_nr; i++) {
		struct cache_entry *ce = active_cache[i];
		if (!match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, seen))
			continue;
		ALLOC_GROW(list.entry, list.nr + 1, list.alloc);
		list.entry[list.nr].name = ce->name;
		list.entry[list.nr++].is_submodule = S_ISGITLINK(ce->ce_mode);
	}

	if (pathspec) {
		const char *match;
		int seen_any = 0;
		for (i = 0; (match = pathspec[i]) != NULL ; i++) {
			if (!seen[i]) {
				if (!ignore_unmatch) {
					die(_("pathspec '%s' did not match any files"),
					    match);
				}
			}
			else {
				seen_any = 1;
			}
			if (!recursive && seen[i] == MATCHED_RECURSIVELY)
				die(_("not removing '%s' recursively without -r"),
				    *match ? match : ".");
		}

		if (! seen_any)
			exit(0);
	}

	/*
	 * If not forced, the file, the index and the HEAD (if exists)
	 * must match; but the file can already been removed, since
	 * this sequence is a natural "novice" way:
	 *
	 *	rm F; git rm F
	 *
	 * Further, if HEAD commit exists, "diff-index --cached" must
	 * report no changes unless forced.
	 */
	if (!force) {
		unsigned char sha1[20];
		if (get_sha1("HEAD", sha1))
			hashclr(sha1);
		if (check_local_mod(sha1, index_only))
			exit(1);
	} else if (!index_only) {
		if (check_submodules_use_gitfiles())
			exit(1);
	}

	/*
	 * First remove the names from the index: we won't commit
	 * the index unless all of them succeed.
	 */
	for (i = 0; i < list.nr; i++) {
		const char *path = list.entry[i].name;
		if (!quiet)
			printf("rm '%s'\n", path);

		if (remove_file_from_cache(path))
			die(_("git rm: unable to remove %s"), path);
	}

	if (show_only)
		return 0;

	/*
	 * Then, unless we used "--cached", remove the filenames from
	 * the workspace. If we fail to remove the first one, we
	 * abort the "git rm" (but once we've successfully removed
	 * any file at all, we'll go ahead and commit to it all:
	 * by then we've already committed ourselves and can't fail
	 * in the middle)
	 */
	if (!index_only) {
		int removed = 0;
		for (i = 0; i < list.nr; i++) {
			const char *path = list.entry[i].name;
			if (list.entry[i].is_submodule) {
				if (is_empty_dir(path)) {
					if (!rmdir(path)) {
						removed = 1;
						continue;
					}
				} else {
					struct strbuf buf = STRBUF_INIT;
					strbuf_addstr(&buf, path);
					if (!remove_dir_recursively(&buf, 0)) {
						removed = 1;
						strbuf_release(&buf);
						continue;
					}
					strbuf_release(&buf);
					/* Fallthrough and let remove_path() fail. */
				}
			}
			if (!remove_path(path)) {
				removed = 1;
				continue;
			}
			if (!removed)
				die_errno("git rm: '%s'", path);
		}
	}

	if (active_cache_changed) {
		if (write_cache(newfd, active_cache, active_nr) ||
		    commit_locked_index(&lock_file))
			die(_("Unable to write new index file"));
	}

	return 0;
}
Example #13
0
static int add_worktree(const char *path, const char *refname,
			const struct add_opts *opts)
{
	struct strbuf sb_git = STRBUF_INIT, sb_repo = STRBUF_INIT;
	struct strbuf sb = STRBUF_INIT;
	const char *name;
	struct stat st;
	struct child_process cp = CHILD_PROCESS_INIT;
	struct argv_array child_env = ARGV_ARRAY_INIT;
	int counter = 0, len, ret;
	struct strbuf symref = STRBUF_INIT;
	struct commit *commit = NULL;
	int is_branch = 0;

	if (file_exists(path) && !is_empty_dir(path))
		die(_("'%s' already exists"), path);

	/* is 'refname' a branch or commit? */
	if (!opts->detach && !strbuf_check_branch_ref(&symref, refname) &&
	    ref_exists(symref.buf)) {
		is_branch = 1;
		if (!opts->force)
			die_if_checked_out(symref.buf, 0);
	}
	commit = lookup_commit_reference_by_name(refname);
	if (!commit)
		die(_("invalid reference: %s"), refname);

	name = worktree_basename(path, &len);
	git_path_buf(&sb_repo, "worktrees/%.*s", (int)(path + len - name), name);
	len = sb_repo.len;
	if (safe_create_leading_directories_const(sb_repo.buf))
		die_errno(_("could not create leading directories of '%s'"),
			  sb_repo.buf);
	while (!stat(sb_repo.buf, &st)) {
		counter++;
		strbuf_setlen(&sb_repo, len);
		strbuf_addf(&sb_repo, "%d", counter);
	}
	name = strrchr(sb_repo.buf, '/') + 1;

	junk_pid = getpid();
	atexit(remove_junk);
	sigchain_push_common(remove_junk_on_signal);

	if (mkdir(sb_repo.buf, 0777))
		die_errno(_("could not create directory of '%s'"), sb_repo.buf);
	junk_git_dir = xstrdup(sb_repo.buf);
	is_junk = 1;

	/*
	 * lock the incomplete repo so prune won't delete it, unlock
	 * after the preparation is over.
	 */
	strbuf_addf(&sb, "%s/locked", sb_repo.buf);
	if (!opts->keep_locked)
		write_file(sb.buf, "initializing");
	else
		write_file(sb.buf, "added with --lock");

	strbuf_addf(&sb_git, "%s/.git", path);
	if (safe_create_leading_directories_const(sb_git.buf))
		die_errno(_("could not create leading directories of '%s'"),
			  sb_git.buf);
	junk_work_tree = xstrdup(path);

	strbuf_reset(&sb);
	strbuf_addf(&sb, "%s/gitdir", sb_repo.buf);
	write_file(sb.buf, "%s", real_path(sb_git.buf));
	write_file(sb_git.buf, "gitdir: %s/worktrees/%s",
		   real_path(get_git_common_dir()), name);
	/*
	 * This is to keep resolve_ref() happy. We need a valid HEAD
	 * or is_git_directory() will reject the directory. Any value which
	 * looks like an object ID will do since it will be immediately
	 * replaced by the symbolic-ref or update-ref invocation in the new
	 * worktree.
	 */
	strbuf_reset(&sb);
	strbuf_addf(&sb, "%s/HEAD", sb_repo.buf);
	write_file(sb.buf, "%s", sha1_to_hex(null_sha1));
	strbuf_reset(&sb);
	strbuf_addf(&sb, "%s/commondir", sb_repo.buf);
	write_file(sb.buf, "../..");

	fprintf_ln(stderr, _("Preparing %s (identifier %s)"), path, name);

	argv_array_pushf(&child_env, "%s=%s", GIT_DIR_ENVIRONMENT, sb_git.buf);
	argv_array_pushf(&child_env, "%s=%s", GIT_WORK_TREE_ENVIRONMENT, path);
	cp.git_cmd = 1;

	if (!is_branch)
		argv_array_pushl(&cp.args, "update-ref", "HEAD",
				 oid_to_hex(&commit->object.oid), NULL);
	else
		argv_array_pushl(&cp.args, "symbolic-ref", "HEAD",
				 symref.buf, NULL);
	cp.env = child_env.argv;
	ret = run_command(&cp);
	if (ret)
		goto done;

	if (opts->checkout) {
		cp.argv = NULL;
		argv_array_clear(&cp.args);
		argv_array_pushl(&cp.args, "reset", "--hard", NULL);
		cp.env = child_env.argv;
		ret = run_command(&cp);
		if (ret)
			goto done;
	}

	is_junk = 0;
	FREE_AND_NULL(junk_work_tree);
	FREE_AND_NULL(junk_git_dir);

done:
	if (ret || !opts->keep_locked) {
		strbuf_reset(&sb);
		strbuf_addf(&sb, "%s/locked", sb_repo.buf);
		unlink_or_warn(sb.buf);
	}

	/*
	 * Hook failure does not warrant worktree deletion, so run hook after
	 * is_junk is cleared, but do return appropriate code when hook fails.
	 */
	if (!ret && opts->checkout) {
		const char *hook = find_hook("post-checkout");
		if (hook) {
			const char *env[] = { "GIT_DIR", "GIT_WORK_TREE", NULL };
			cp.git_cmd = 0;
			cp.no_stdin = 1;
			cp.stdout_to_stderr = 1;
			cp.dir = path;
			cp.env = env;
			cp.argv = NULL;
			argv_array_pushl(&cp.args, absolute_path(hook),
					 oid_to_hex(&null_oid),
					 oid_to_hex(&commit->object.oid),
					 "1", NULL);
			ret = run_command(&cp);
		}
	}

	argv_array_clear(&child_env);
	strbuf_release(&sb);
	strbuf_release(&symref);
	strbuf_release(&sb_repo);
	strbuf_release(&sb_git);
	return ret;
}
Example #14
0
/* Prompt whether to remove FILENAME (ent->, if required via a combination of
   the options specified by X and/or file attributes.  If the file may
   be removed, return RM_OK.  If the user declines to remove the file,
   return RM_USER_DECLINED.  If not ignoring missing files and we
   cannot lstat FILENAME, then return RM_ERROR.

   IS_DIR is true if ENT designates a directory, false otherwise.

   Depending on MODE, ask whether to 'descend into' or to 'remove' the
   directory FILENAME.  MODE is ignored when FILENAME is not a directory.
   Set *IS_EMPTY_P to T_YES if FILENAME is an empty directory, and it is
   appropriate to try to remove it with rmdir (e.g. recursive mode).
   Don't even try to set *IS_EMPTY_P when MODE == PA_REMOVE_DIR.  */
static enum RM_status
prompt (FTS const *fts, FTSENT const *ent, bool is_dir,
        struct rm_options const *x, enum Prompt_action mode,
        Ternary *is_empty_p)
{
  int fd_cwd = fts->fts_cwd_fd;
  char const *full_name = ent->fts_path;
  char const *filename = ent->fts_accpath;
  if (is_empty_p)
    *is_empty_p = T_UNKNOWN;

  struct stat st;
  struct stat *sbuf = &st;
  cache_stat_init (sbuf);

  int dirent_type = is_dir ? DT_DIR : DT_UNKNOWN;
  int write_protected = 0;

  bool is_empty = false;
  if (is_empty_p)
    {
      is_empty = is_empty_dir (fd_cwd, filename);
      *is_empty_p = is_empty ? T_YES : T_NO;
    }

  /* When nonzero, this indicates that we failed to remove a child entry,
     either because the user declined an interactive prompt, or due to
     some other failure, like permissions.  */
  if (ent->fts_number)
    return RM_USER_DECLINED;

  if (x->interactive == RMI_NEVER)
    return RM_OK;

  int wp_errno = 0;
  if (!x->ignore_missing_files
      && ((x->interactive == RMI_ALWAYS) || x->stdin_tty)
      && dirent_type != DT_LNK)
    {
      write_protected = write_protected_non_symlink (fd_cwd, filename, sbuf);
      wp_errno = errno;
    }

  if (write_protected || x->interactive == RMI_ALWAYS)
    {
      if (0 <= write_protected && dirent_type == DT_UNKNOWN)
        {
          if (cache_fstatat (fd_cwd, filename, sbuf, AT_SYMLINK_NOFOLLOW) == 0)
            {
              if (S_ISLNK (sbuf->st_mode))
                dirent_type = DT_LNK;
              else if (S_ISDIR (sbuf->st_mode))
                dirent_type = DT_DIR;
              /* Otherwise it doesn't matter, so leave it DT_UNKNOWN.  */
            }
          else
            {
              /* This happens, e.g., with 'rm '''.  */
              write_protected = -1;
              wp_errno = errno;
            }
        }

      if (0 <= write_protected)
        switch (dirent_type)
          {
          case DT_LNK:
            /* Using permissions doesn't make sense for symlinks.  */
            if (x->interactive != RMI_ALWAYS)
              return RM_OK;
            break;

          case DT_DIR:
             /* Unless we're either deleting directories or deleting
                recursively, we want to raise an EISDIR error rather than
                prompting the user  */
            if ( ! (x->recursive || (x->remove_empty_directories && is_empty)))
              {
                write_protected = -1;
                wp_errno = EISDIR;
              }
            break;
          }

      char const *quoted_name = quote (full_name);

      if (write_protected < 0)
        {
          error (0, wp_errno, _("cannot remove %s"), quoted_name);
          return RM_ERROR;
        }

      /* Issue the prompt.  */
      if (dirent_type == DT_DIR
          && mode == PA_DESCEND_INTO_DIR
          && !is_empty)
        fprintf (stderr,
                 (write_protected
                  ? _("%s: descend into write-protected directory %s? ")
                  : _("%s: descend into directory %s? ")),
                 program_name, quoted_name);
      else
        {
          if (cache_fstatat (fd_cwd, filename, sbuf, AT_SYMLINK_NOFOLLOW) != 0)
            {
              error (0, errno, _("cannot remove %s"), quoted_name);
              return RM_ERROR;
            }

          fprintf (stderr,
                   (write_protected
                    /* TRANSLATORS: You may find it more convenient to
                       translate "%s: remove %s (write-protected) %s? "
                       instead.  It should avoid grammatical problems
                       with the output of file_type.  */
                    ? _("%s: remove write-protected %s %s? ")
                    : _("%s: remove %s %s? ")),
                   program_name, file_type (sbuf), quoted_name);
        }

      if (!yesno ())
        return RM_USER_DECLINED;
    }
  return RM_OK;
}
Example #15
0
File: rm.c Project: 00027jang27/git
static int check_local_mod(unsigned char *head, int index_only)
{
	/*
	 * Items in list are already sorted in the cache order,
	 * so we could do this a lot more efficiently by using
	 * tree_desc based traversal if we wanted to, but I am
	 * lazy, and who cares if removal of files is a tad
	 * slower than the theoretical maximum speed?
	 */
	int i, no_head;
	int errs = 0;

	no_head = is_null_sha1(head);
	for (i = 0; i < list.nr; i++) {
		struct stat st;
		int pos;
		struct cache_entry *ce;
		const char *name = list.entry[i].name;
		unsigned char sha1[20];
		unsigned mode;
		int local_changes = 0;
		int staged_changes = 0;

		pos = cache_name_pos(name, strlen(name));
		if (pos < 0) {
			/*
			 * Skip unmerged entries except for populated submodules
			 * that could lose history when removed.
			 */
			pos = get_ours_cache_pos(name, pos);
			if (pos < 0)
				continue;

			if (!S_ISGITLINK(active_cache[pos]->ce_mode) ||
			    is_empty_dir(name))
				continue;
		}
		ce = active_cache[pos];

		if (lstat(ce->name, &st) < 0) {
			if (errno != ENOENT && errno != ENOTDIR)
				warning("'%s': %s", ce->name, strerror(errno));
			/* It already vanished from the working tree */
			continue;
		}
		else if (S_ISDIR(st.st_mode)) {
			/* if a file was removed and it is now a
			 * directory, that is the same as ENOENT as
			 * far as git is concerned; we do not track
			 * directories unless they are submodules.
			 */
			if (!S_ISGITLINK(ce->ce_mode))
				continue;
		}

		/*
		 * "rm" of a path that has changes need to be treated
		 * carefully not to allow losing local changes
		 * accidentally.  A local change could be (1) file in
		 * work tree is different since the index; and/or (2)
		 * the user staged a content that is different from
		 * the current commit in the index.
		 *
		 * In such a case, you would need to --force the
		 * removal.  However, "rm --cached" (remove only from
		 * the index) is safe if the index matches the file in
		 * the work tree or the HEAD commit, as it means that
		 * the content being removed is available elsewhere.
		 */

		/*
		 * Is the index different from the file in the work tree?
		 * If it's a submodule, is its work tree modified?
		 */
		if (ce_match_stat(ce, &st, 0) ||
		    (S_ISGITLINK(ce->ce_mode) &&
		     !ok_to_remove_submodule(ce->name)))
			local_changes = 1;

		/*
		 * Is the index different from the HEAD commit?  By
		 * definition, before the very initial commit,
		 * anything staged in the index is treated by the same
		 * way as changed from the HEAD.
		 */
		if (no_head
		     || get_tree_entry(head, name, sha1, &mode)
		     || ce->ce_mode != create_ce_mode(mode)
		     || hashcmp(ce->sha1, sha1))
			staged_changes = 1;

		/*
		 * If the index does not match the file in the work
		 * tree and if it does not match the HEAD commit
		 * either, (1) "git rm" without --cached definitely
		 * will lose information; (2) "git rm --cached" will
		 * lose information unless it is about removing an
		 * "intent to add" entry.
		 */
		if (local_changes && staged_changes) {
			if (!index_only || !(ce->ce_flags & CE_INTENT_TO_ADD))
				errs = error(_("'%s' has staged content different "
					     "from both the file and the HEAD\n"
					     "(use -f to force removal)"), name);
		}
		else if (!index_only) {
			if (staged_changes)
				errs = error(_("'%s' has changes staged in the index\n"
					     "(use --cached to keep the file, "
					     "or -f to force removal)"), name);
			if (local_changes) {
				if (S_ISGITLINK(ce->ce_mode) &&
				    !submodule_uses_gitfile(name)) {
					errs = error(_("submodule '%s' (or one of its nested "
						     "submodules) uses a .git directory\n"
						     "(use 'rm -rf' if you really want to remove "
						     "it including all of its history)"), name);
				} else
					errs = error(_("'%s' has local modifications\n"
						     "(use --cached to keep the file, "
						     "or -f to force removal)"), name);
			}
		}
	}
	return errs;
}
Example #16
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;
}
Example #17
0
static int check_local_mod(struct object_id *head, int index_only)
{
	/*
	 * Items in list are already sorted in the cache order,
	 * so we could do this a lot more efficiently by using
	 * tree_desc based traversal if we wanted to, but I am
	 * lazy, and who cares if removal of files is a tad
	 * slower than the theoretical maximum speed?
	 */
	int i, no_head;
	int errs = 0;
	struct string_list files_staged = STRING_LIST_INIT_NODUP;
	struct string_list files_cached = STRING_LIST_INIT_NODUP;
	struct string_list files_local = STRING_LIST_INIT_NODUP;

	no_head = is_null_oid(head);
	for (i = 0; i < list.nr; i++) {
		struct stat st;
		int pos;
		const struct cache_entry *ce;
		const char *name = list.entry[i].name;
		struct object_id oid;
		unsigned mode;
		int local_changes = 0;
		int staged_changes = 0;

		pos = cache_name_pos(name, strlen(name));
		if (pos < 0) {
			/*
			 * Skip unmerged entries except for populated submodules
			 * that could lose history when removed.
			 */
			pos = get_ours_cache_pos(name, pos);
			if (pos < 0)
				continue;

			if (!S_ISGITLINK(active_cache[pos]->ce_mode) ||
			    is_empty_dir(name))
				continue;
		}
		ce = active_cache[pos];

		if (lstat(ce->name, &st) < 0) {
			if (!is_missing_file_error(errno))
				warning_errno(_("failed to stat '%s'"), ce->name);
			/* It already vanished from the working tree */
			continue;
		}
		else if (S_ISDIR(st.st_mode)) {
			/* if a file was removed and it is now a
			 * directory, that is the same as ENOENT as
			 * far as git is concerned; we do not track
			 * directories unless they are submodules.
			 */
			if (!S_ISGITLINK(ce->ce_mode))
				continue;
		}

		/*
		 * "rm" of a path that has changes need to be treated
		 * carefully not to allow losing local changes
		 * accidentally.  A local change could be (1) file in
		 * work tree is different since the index; and/or (2)
		 * the user staged a content that is different from
		 * the current commit in the index.
		 *
		 * In such a case, you would need to --force the
		 * removal.  However, "rm --cached" (remove only from
		 * the index) is safe if the index matches the file in
		 * the work tree or the HEAD commit, as it means that
		 * the content being removed is available elsewhere.
		 */

		/*
		 * Is the index different from the file in the work tree?
		 * If it's a submodule, is its work tree modified?
		 */
		if (ce_match_stat(ce, &st, 0) ||
		    (S_ISGITLINK(ce->ce_mode) &&
		     bad_to_remove_submodule(ce->name,
				SUBMODULE_REMOVAL_DIE_ON_ERROR |
				SUBMODULE_REMOVAL_IGNORE_IGNORED_UNTRACKED)))
			local_changes = 1;

		/*
		 * Is the index different from the HEAD commit?  By
		 * definition, before the very initial commit,
		 * anything staged in the index is treated by the same
		 * way as changed from the HEAD.
		 */
		if (no_head
		     || get_tree_entry(head->hash, name, oid.hash, &mode)
		     || ce->ce_mode != create_ce_mode(mode)
		     || oidcmp(&ce->oid, &oid))
			staged_changes = 1;

		/*
		 * If the index does not match the file in the work
		 * tree and if it does not match the HEAD commit
		 * either, (1) "git rm" without --cached definitely
		 * will lose information; (2) "git rm --cached" will
		 * lose information unless it is about removing an
		 * "intent to add" entry.
		 */
		if (local_changes && staged_changes) {
			if (!index_only || !ce_intent_to_add(ce))
				string_list_append(&files_staged, name);
		}
		else if (!index_only) {
			if (staged_changes)
				string_list_append(&files_cached, name);
			if (local_changes)
				string_list_append(&files_local, name);
		}
	}
	print_error_files(&files_staged,
			  Q_("the following file has staged content different "
			     "from both the\nfile and the HEAD:",
			     "the following files have staged content different"
			     " from both the\nfile and the HEAD:",
			     files_staged.nr),
			  _("\n(use -f to force removal)"),
			  &errs);
	string_list_clear(&files_staged, 0);
	print_error_files(&files_cached,
			  Q_("the following file has changes "
			     "staged in the index:",
			     "the following files have changes "
			     "staged in the index:", files_cached.nr),
			  _("\n(use --cached to keep the file,"
			    " or -f to force removal)"),
			  &errs);
	string_list_clear(&files_cached, 0);

	print_error_files(&files_local,
			  Q_("the following file has local modifications:",
			     "the following files have local modifications:",
			     files_local.nr),
			  _("\n(use --cached to keep the file,"
			    " or -f to force removal)"),
			  &errs);
	string_list_clear(&files_local, 0);

	return errs;
}
Example #18
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;

	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);
		if (real_git_dir)
			die(_("--bare and --separate-git-dir are incompatible."));
		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;

	/* no need to be strict, transport_set_option() will validate it again */
	if (option_depth && atoi(option_depth) < 1)
		die(_("depth %s is not a positive number"), option_depth);

	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 = mkpathdup("%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, 0777))
			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);

	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;
		junk_git_dir = real_git_dir;
	}

	if (0 <= option_verbosity) {
		if (option_bare)
			fprintf(stderr, _("Cloning into bare repository '%s'...\n"), dir);
		else
			fprintf(stderr, _("Cloning into '%s'...\n"), dir);
	}
	init_db(option_template, INIT_DB_QUIET);
	write_config(&option_config);

	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);
	strbuf_addf(&key, "remote.%s.url", option_origin);
	git_config_set(key.buf, repo);
	strbuf_reset(&key);

	if (option_reference.nr)
		setup_reference();
	else if (option_dissociate) {
		warning(_("--dissociate given, but there is no --reference"));
		option_dissociate = 0;
	}

	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]);
	path = get_repo_path(remote->url[0], &is_bundle);
	is_local = option_local != 0 && path && !is_bundle;
	if (is_local) {
		if (option_depth)
			warning(_("--depth is ignored in local clones; use file:// instead."));
		if (!access(mkpath("%s/shallow", path), F_OK)) {
			if (option_local > 0)
				warning(_("source repository is shallow, ignoring --local"));
			is_local = 0;
		}
	}
	if (option_local > 0 && !is_local)
		warning(_("--local is ignored"));
	transport->cloning = 1;

	if (!transport->get_refs_list || (!is_local && !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);

	if (transport->smart_options && !option_depth)
		transport->smart_options->check_self_contained_and_connected = 1;

	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 {
		if (option_branch)
			die(_("Remote branch %s not found in upstream %s"),
					option_branch, option_origin);

		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");
	}

	write_refspec_config(src_ref_prefix, our_head_points_at,
			remote_head_points_at, &branch_top);

	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, transport, !is_local);

	update_head(our_head_points_at, remote_head, reflog_msg.buf);

	transport_unlock_pack(transport);
	transport_disconnect(transport);

	if (option_dissociate)
		dissociate_from_references();

	junk_mode = JUNK_LEAVE_REPO;
	err = checkout();

	strbuf_release(&reflog_msg);
	strbuf_release(&branch_top);
	strbuf_release(&key);
	strbuf_release(&value);
	junk_mode = JUNK_LEAVE_ALL;

	free(refspec);
	return err;
}
Example #19
0
File: rm.c Project: 136357477/git
int cmd_rm(int argc, const char **argv, const char *prefix)
{
	int i;
	struct pathspec pathspec;
	char *seen;

	gitmodules_config();
	git_config(git_default_config, NULL);

	argc = parse_options(argc, argv, prefix, builtin_rm_options,
			     builtin_rm_usage, 0);
	if (!argc)
		usage_with_options(builtin_rm_usage, builtin_rm_options);

	if (!index_only)
		setup_work_tree();

	hold_locked_index(&lock_file, 1);

	if (read_cache() < 0)
		die(_("index file corrupt"));

	parse_pathspec(&pathspec, 0,
		       PATHSPEC_PREFER_CWD |
		       PATHSPEC_STRIP_SUBMODULE_SLASH_CHEAP,
		       prefix, argv);
	refresh_index(&the_index, REFRESH_QUIET, &pathspec, NULL, NULL);

	seen = xcalloc(pathspec.nr, 1);

	for (i = 0; i < active_nr; i++) {
		const struct cache_entry *ce = active_cache[i];
		if (!ce_path_match(ce, &pathspec, seen))
			continue;
		ALLOC_GROW(list.entry, list.nr + 1, list.alloc);
		list.entry[list.nr].name = xstrdup(ce->name);
		list.entry[list.nr].is_submodule = S_ISGITLINK(ce->ce_mode);
		if (list.entry[list.nr++].is_submodule &&
		    !is_staging_gitmodules_ok())
			die (_("Please stage your changes to .gitmodules or stash them to proceed"));
	}

	if (pathspec.nr) {
		const char *original;
		int seen_any = 0;
		for (i = 0; i < pathspec.nr; i++) {
			original = pathspec.items[i].original;
			if (!seen[i]) {
				if (!ignore_unmatch) {
					die(_("pathspec '%s' did not match any files"),
					    original);
				}
			}
			else {
				seen_any = 1;
			}
			if (!recursive && seen[i] == MATCHED_RECURSIVELY)
				die(_("not removing '%s' recursively without -r"),
				    *original ? original : ".");
		}

		if (!seen_any)
			exit(0);
	}

	/*
	 * If not forced, the file, the index and the HEAD (if exists)
	 * must match; but the file can already been removed, since
	 * this sequence is a natural "novice" way:
	 *
	 *	rm F; git rm F
	 *
	 * Further, if HEAD commit exists, "diff-index --cached" must
	 * report no changes unless forced.
	 */
	if (!force) {
		unsigned char sha1[20];
		if (get_sha1("HEAD", sha1))
			hashclr(sha1);
		if (check_local_mod(sha1, index_only))
			exit(1);
	} else if (!index_only) {
		if (check_submodules_use_gitfiles())
			exit(1);
	}

	/*
	 * First remove the names from the index: we won't commit
	 * the index unless all of them succeed.
	 */
	for (i = 0; i < list.nr; i++) {
		const char *path = list.entry[i].name;
		if (!quiet)
			printf("rm '%s'\n", path);

		if (remove_file_from_cache(path))
			die(_("git rm: unable to remove %s"), path);
	}

	if (show_only)
		return 0;

	/*
	 * Then, unless we used "--cached", remove the filenames from
	 * the workspace. If we fail to remove the first one, we
	 * abort the "git rm" (but once we've successfully removed
	 * any file at all, we'll go ahead and commit to it all:
	 * by then we've already committed ourselves and can't fail
	 * in the middle)
	 */
	if (!index_only) {
		int removed = 0, gitmodules_modified = 0;
		for (i = 0; i < list.nr; i++) {
			const char *path = list.entry[i].name;
			if (list.entry[i].is_submodule) {
				if (is_empty_dir(path)) {
					if (!rmdir(path)) {
						removed = 1;
						if (!remove_path_from_gitmodules(path))
							gitmodules_modified = 1;
						continue;
					}
				} else {
					struct strbuf buf = STRBUF_INIT;
					strbuf_addstr(&buf, path);
					if (!remove_dir_recursively(&buf, 0)) {
						removed = 1;
						if (!remove_path_from_gitmodules(path))
							gitmodules_modified = 1;
						strbuf_release(&buf);
						continue;
					} else if (!file_exists(path))
						/* Submodule was removed by user */
						if (!remove_path_from_gitmodules(path))
							gitmodules_modified = 1;
					strbuf_release(&buf);
					/* Fallthrough and let remove_path() fail. */
				}
			}
			if (!remove_path(path)) {
				removed = 1;
				continue;
			}
			if (!removed)
				die_errno("git rm: '%s'", path);
		}
		if (gitmodules_modified)
			stage_updated_gitmodules();
	}

	if (active_cache_changed) {
		if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
			die(_("Unable to write new index file"));
	}

	return 0;
}
Example #20
0
/* This function is called once for every file system object that fts
   encounters.  fts performs a depth-first traversal.
   A directory is usually processed twice, first with fts_info == FTS_D,
   and later, after all of its entries have been processed, with FTS_DP.
   Return RM_ERROR upon error, RM_USER_DECLINED for a negative response
   to an interactive prompt, and otherwise, RM_OK.  */
static enum RM_status
rm_fts (FTS *fts, FTSENT *ent, struct rm_options const *x)
{
  switch (ent->fts_info)
    {
    case FTS_D:			/* preorder directory */
      if (! x->recursive
          && !(x->remove_empty_directories
               && is_empty_dir (fts->fts_cwd_fd, ent->fts_accpath)))
        {
          /* This is the first (pre-order) encounter with a directory
             that we cannot delete.
             Not recursive, and it's not an empty directory (if we're removing
             them) so arrange to skip contents.  */
          int err = x->remove_empty_directories ? ENOTEMPTY : EISDIR;
          error (0, err, _("cannot remove %s"), quote (ent->fts_path));
          mark_ancestor_dirs (ent);
          fts_skip_tree (fts, ent);
          return RM_ERROR;
        }

      /* Perform checks that can apply only for command-line arguments.  */
      if (ent->fts_level == FTS_ROOTLEVEL)
        {
          if (strip_trailing_slashes (ent->fts_path))
            ent->fts_pathlen = strlen (ent->fts_path);

          /* If the basename of a command line argument is "." or "..",
             diagnose it and do nothing more with that argument.  */
          if (dot_or_dotdot (last_component (ent->fts_accpath)))
            {
              error (0, 0, _("cannot remove directory: %s"),
                     quote (ent->fts_path));
              fts_skip_tree (fts, ent);
              return RM_ERROR;
            }

          /* If a command line argument resolves to "/" (and --preserve-root
             is in effect -- default) diagnose and skip it.  */
          if (ROOT_DEV_INO_CHECK (x->root_dev_ino, ent->fts_statp))
            {
              ROOT_DEV_INO_WARN (ent->fts_path);
              fts_skip_tree (fts, ent);
              return RM_ERROR;
            }
        }

      {
        Ternary is_empty_directory;
        enum RM_status s = prompt (fts, ent, true /*is_dir*/, x,
                                   PA_DESCEND_INTO_DIR, &is_empty_directory);

        if (s == RM_OK && is_empty_directory == T_YES)
          {
            /* When we know (from prompt when in interactive mode)
               that this is an empty directory, don't prompt twice.  */
            s = excise (fts, ent, x, true);
            fts_skip_tree (fts, ent);
          }

        if (s != RM_OK)
          {
            mark_ancestor_dirs (ent);
            fts_skip_tree (fts, ent);
          }

        return s;
      }

    case FTS_F:			/* regular file */
    case FTS_NS:		/* stat(2) failed */
    case FTS_SL:		/* symbolic link */
    case FTS_SLNONE:		/* symbolic link without target */
    case FTS_DP:		/* postorder directory */
    case FTS_DNR:		/* unreadable directory */
    case FTS_NSOK:		/* e.g., dangling symlink */
    case FTS_DEFAULT:		/* none of the above */
      {
        /* With --one-file-system, do not attempt to remove a mount point.
           fts' FTS_XDEV ensures that we don't process any entries under
           the mount point.  */
        if (ent->fts_info == FTS_DP
            && x->one_file_system
            && FTS_ROOTLEVEL < ent->fts_level
            && ent->fts_statp->st_dev != fts->fts_dev)
          {
            mark_ancestor_dirs (ent);
            error (0, 0, _("skipping %s, since it's on a different device"),
                   quote (ent->fts_path));
            return RM_ERROR;
          }

        bool is_dir = ent->fts_info == FTS_DP || ent->fts_info == FTS_DNR;
        enum RM_status s = prompt (fts, ent, is_dir, x, PA_REMOVE_DIR, NULL);
        if (s != RM_OK)
          return s;
        return excise (fts, ent, x, is_dir);
      }

    case FTS_DC:		/* directory that causes cycles */
      emit_cycle_warning (ent->fts_path);
      fts_skip_tree (fts, ent);
      return RM_ERROR;

    case FTS_ERR:
      /* Various failures, from opendir to ENOMEM, to failure to "return"
         to preceding directory, can provoke this.  */
      error (0, ent->fts_errno, _("traversal failed: %s"),
             quote (ent->fts_path));
      fts_skip_tree (fts, ent);
      return RM_ERROR;

    default:
      error (0, 0, _("unexpected failure: fts_info=%d: %s\n"
                     "please report to %s"),
             ent->fts_info,
             quote (ent->fts_path),
             PACKAGE_BUGREPORT);
      abort ();
    }
}
Example #21
0
void wt_status_collect_changes_worktree(struct index_state *index,
                                        GList **results,
                                        const char *worktree,
                                        IgnoreFunc ignore_func)
{
    DiffEntry *de;
    int entries, i;

    entries = index->cache_nr;
    for (i = 0; i < entries; i++) {
        char *realpath;
        struct stat st;
        struct cache_entry *ce = index->cache[i];
        int changed = 0;

        if (ce_stage(ce)) {
            int mask = 0;

            mask |= 1 << ce_stage(ce);
            while (i < entries) {
                struct cache_entry *nce = index->cache[i];

                if (strcmp(ce->name, nce->name))
                    break;

                mask |= 1 << ce_stage(nce);
                i++;
            }

            /*
             * Compensate for loop update
             */
            i--;

            de = diff_entry_new (DIFF_TYPE_WORKTREE, DIFF_STATUS_UNMERGED,
                                 ce->sha1, ce->name);
            de->unmerge_state = diff_unmerged_state (mask);
            *results = g_list_prepend (*results, de);

            continue;
        }

        if (ce_uptodate(ce) || ce_skip_worktree(ce))
            continue;

        realpath = g_build_path (PATH_SEPERATOR, worktree, ce->name, NULL);
        if (g_lstat(realpath, &st) < 0) {
            if (errno != ENOENT && errno != ENOTDIR)
                changed = -1;
            changed = 1;
        }

        if (changed) {
            if (changed < 0) {
                g_warning ("Faile to stat %s: %s\n", ce->name, strerror(errno));
                g_free (realpath);
                continue;
            }

            de = diff_entry_new (DIFF_TYPE_WORKTREE, DIFF_STATUS_DELETED,
                                 ce->sha1, ce->name);
            *results = g_list_prepend (*results, de);
            g_free (realpath);
            continue;
        }

        if (S_ISDIR (ce->ce_mode)) {
            if (!S_ISDIR (st.st_mode) ||
                !is_empty_dir (realpath, ignore_func)) {
                de = diff_entry_new (DIFF_TYPE_WORKTREE, DIFF_STATUS_DIR_DELETED,
                                     ce->sha1, ce->name);
                *results = g_list_prepend (*results, de);
            }
            g_free (realpath);
            continue;
        }
        g_free (realpath);

        changed = ie_match_stat (index, ce, &st, 0);
        if (!changed) {
            ce_mark_uptodate (ce);
            continue;
        }

        de = diff_entry_new (DIFF_TYPE_WORKTREE, DIFF_STATUS_MODIFIED,
                             ce->sha1, ce->name);
        *results = g_list_prepend (*results, de);
    }
}