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thodg/got/include/got_worktree.h

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  • Author : Stefan Sperling
    Date : 2018-04-02 11:10:05
    Hash : 0c60ce5a
    Message : document the current public API

  • include/got_worktree.h
  • /*
     * Copyright (c) 2018 Stefan Sperling <stsp@openbsd.org>
     *
     * Permission to use, copy, modify, and distribute this software for any
     * purpose with or without fee is hereby granted, provided that the above
     * copyright notice and this permission notice appear in all copies.
     *
     * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     */
    
    struct got_worktree;
    
    /*
     * Attempt to initialize a new work tree on disk.
     * The first argument is the path to a directory where the work tree
     * will be created. The path itself must not yet exist, but the dirname(3)
     * of the path must already exist.
     * The reference provided will be used as the new worktree's HEAD.
     * The third argument speficies the work tree's path prefix.
     */
    const struct got_error *got_worktree_init(const char *, struct got_reference *,
        const char *, struct got_repository *);
    
    /*
     * Attempt to open a worktree at the specified path.
     * The caller must dispose of it with got_worktree_close().
     */
    const struct got_error *got_worktree_open(struct got_worktree **, const char *);
    
    /* Dispose of an open work tree. */
    void got_worktree_close(struct got_worktree *);
    
    /*
     * Get the path to the repository associated with a worktree.
     * The caller must dispose of it with free(3).
     */
    char *got_worktree_get_repo_path(struct got_worktree *);
    
    /*
     * Get the name of a work tree's HEAD reference.
     * The caller must dispose of it with free(3).
     */
    char  *got_worktree_get_head_ref_name(struct got_worktree *);
    
    /* A callback function which is invoked when a path is checked out. */
    typedef void (*got_worktree_checkout_cb)(void *, const char *);
    
    /*
     * Attempt to check out files into a work tree from its associated repository
     * and path prefix, and update the work tree's file index accordingly.
     * File content is obtained from blobs within the work tree's path prefix
     * inside the tree resolved via the provided reference.
     * The checkout progress callback will be invoked with the provided
     * void * argument, and the path of each checked out file.
     */
    const struct got_error *got_worktree_checkout_files(struct got_worktree *,
        struct got_reference *, struct got_repository *,
        got_worktree_checkout_cb progress, void *);