thodg/got/lib/got_lib_worktree.h

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  Commit

• Author : Stefan Sperling
  Date : 2018-03-17 17:50:48
  Hash : 718b3ab0
  Message : rename the library-internal headers again to a common prefix

• 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;
  	char *base_commit;
  	char *head_ref;
  
  	/*
  	 * 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;
  };
  
  #define GOT_WORKTREE_GOT_DIR		".got"
  #define GOT_WORKTREE_FILE_INDEX		"fileindex"
  #define GOT_WORKTREE_REPOSITORY		"repository"
  #define GOT_WORKTREE_PATH_PREFIX	"path-prefix"
  #define GOT_WORKTREE_HEAD		"head"
  #define GOT_WORKTREE_LOCK		"lock"
  #define GOT_WORKTREE_FORMAT		"format"
  
  #define GOT_WORKTREE_FORMAT_VERSION	1
  #define GOT_WORKTREE_INVALID_COMMIT_ID	GOT_SHA1_STRING_ZERO