thodg/got/lib/got_lib_worktree.h

• Show log

  Commit

• Hash : 0ebf8283
  Author :
  Date : 2019-07-23T17:39:43
  

  initial 'got histedit' implementation

Download

• lib/got_lib_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 {
  	char *root_path;
  	char *repo_path;
  	char *path_prefix;
  	struct got_object_id *base_commit_id;
  	char *head_ref_name;
  	uuid_t uuid;
  
  	/*
  	 * File descriptor for the lock file, open while a work tree is open.
  	 * When a work tree is opened, a shared lock on the lock file is
  	 * acquired with flock(2). This shared lock is held until the work
  	 * tree is closed, i.e. throughout the lifetime of any operation
  	 * which uses a work tree.
  	 * Before any modifications are made to the on-disk state of work
  	 * tree meta data, tracked files, or directory tree structure, this
  	 * shared lock must be upgraded to an exclusive lock.
  	 */
  	int lockfd;
  };
  
  struct got_commitable {
  	char *path;
  	char *in_repo_path;
  	char *ondisk_path;
  	unsigned char status;
  	struct got_object_id *blob_id;
  	struct got_object_id *base_blob_id;
  	struct got_object_id *base_commit_id;
  	mode_t mode;
  	int flags;
  #define GOT_COMMITABLE_ADDED 0x01
  };
  
  #define GOT_WORKTREE_GOT_DIR		".got"
  #define GOT_WORKTREE_FILE_INDEX		"file-index"
  #define GOT_WORKTREE_REPOSITORY		"repository"
  #define GOT_WORKTREE_PATH_PREFIX	"path-prefix"
  #define GOT_WORKTREE_HEAD_REF		"head-ref"
  #define GOT_WORKTREE_BASE_COMMIT	"base-commit"
  #define GOT_WORKTREE_LOCK		"lock"
  #define GOT_WORKTREE_FORMAT		"format"
  #define GOT_WORKTREE_UUID		"uuid"
  #define GOT_WORKTREE_HISTEDIT_LIST	"histedit-list"
  
  #define GOT_WORKTREE_FORMAT_VERSION	1
  #define GOT_WORKTREE_INVALID_COMMIT_ID	GOT_SHA1_STRING_ZERO
  
  #define GOT_WORKTREE_BASE_REF_PREFIX "refs/got/worktree/base"
  
  const struct got_error *got_worktree_get_base_ref_name(char **,
      struct got_worktree *worktree);
  
  /* Temporary branch which accumulates commits during a rebase operation. */
  #define GOT_WORKTREE_REBASE_TMP_REF_PREFIX "refs/got/worktree/rebase/tmp"
  
  /* Symbolic reference pointing at the name of the new base branch. */
  #define GOT_WORKTREE_NEWBASE_REF_PREFIX "refs/got/worktree/rebase/newbase"
  
  /* Symbolic reference pointing at the name of the branch being rebased. */
  #define GOT_WORKTREE_REBASE_BRANCH_REF_PREFIX "refs/got/worktree/rebase/branch"
  
  /* Reference pointing at the ID of the current commit being rebased. */
  #define GOT_WORKTREE_REBASE_COMMIT_REF_PREFIX "refs/got/worktree/rebase/commit"
  
  /* Temporary branch which accumulates commits during a histedit operation. */
  #define GOT_WORKTREE_HISTEDIT_TMP_REF_PREFIX "refs/got/worktree/histedit/tmp"
  
  /* Symbolic reference pointing at the name of the branch being edited. */
  #define GOT_WORKTREE_HISTEDIT_BRANCH_REF_PREFIX \
  	"refs/got/worktree/histedit/branch"
  
  /* Reference pointing at the ID of the work tree's pre-edit base commit. */
  #define GOT_WORKTREE_HISTEDIT_BASE_COMMIT_REF_PREFIX \
  	"refs/got/worktree/histedit/base-commit"
  
  /* Reference pointing at the ID of the current commit being edited. */
  #define GOT_WORKTREE_HISTEDIT_COMMIT_REF_PREFIX \
  	"refs/got/worktree/histedit/commit"
  

Download