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45f2b7a43f
Add new module for working trees with the `git_worktree_list` function. The function lists names for all working trees of a certain repository.
59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
/*
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* Copyright (C) the libgit2 contributors. All rights reserved.
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*
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* This file is part of libgit2, distributed under the GNU GPL v2 with
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* a Linking Exception. For full terms see the included COPYING file.
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*/
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#include "git2/worktree.h"
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#include "common.h"
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#include "repository.h"
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static bool is_worktree_dir(git_buf *dir)
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{
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return git_path_contains_file(dir, "commondir")
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&& git_path_contains_file(dir, "gitdir")
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&& git_path_contains_file(dir, "HEAD");
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}
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int git_worktree_list(git_strarray *wts, git_repository *repo)
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{
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git_vector worktrees = GIT_VECTOR_INIT;
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git_buf path = GIT_BUF_INIT;
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char *worktree;
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unsigned i, len;
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int error;
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assert(wts && repo);
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wts->count = 0;
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wts->strings = NULL;
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if ((error = git_buf_printf(&path, "%s/worktrees/", repo->commondir)) < 0)
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goto exit;
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if (!git_path_exists(path.ptr) || git_path_is_empty_dir(path.ptr))
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goto exit;
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if ((error = git_path_dirload(&worktrees, path.ptr, path.size, 0x0)) < 0)
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goto exit;
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len = path.size;
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git_vector_foreach(&worktrees, i, worktree) {
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git_buf_truncate(&path, len);
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git_buf_puts(&path, worktree);
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if (!is_worktree_dir(&path)) {
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git_vector_remove(&worktrees, i);
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git__free(worktree);
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}
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}
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wts->strings = (char **)git_vector_detach(&wts->count, NULL, &worktrees);
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exit:
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git_buf_free(&path);
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return error;
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}
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