Andrew's git - gitweb.git/blob

   1#ifndef BRANCH_H
   2#define BRANCH_H
   3
   4/* Functions for acting on the information about branches. */
   5
   6/*
   7 * Creates a new branch, where head is the branch currently checked
   8 * out, name is the new branch name, start_name is the name of the
   9 * existing branch that the new branch should start from, force
  10 * enables overwriting an existing (non-head) branch, reflog creates a
  11 * reflog for the branch, and track causes the new branch to be
  12 * configured to merge the remote branch that start_name is a tracking
  13 * branch for (if any).
  14 */
  15void create_branch(const char *head, const char *name, const char *start_name,
  16                   int force, int reflog,
  17                   int clobber_head, int quiet, enum branch_track track);
  18
  19/*
  20 * Validates that the requested branch may be created, returning the
  21 * interpreted ref in ref, force indicates whether (non-head) branches
  22 * may be overwritten. A non-zero return value indicates that the force
  23 * parameter was non-zero and the branch already exists.
  24 *
  25 * Contrary to all of the above, when attr_only is 1, the caller is
  26 * not interested in verifying if it is Ok to update the named
  27 * branch to point at a potentially different commit. It is merely
  28 * asking if it is OK to change some attribute for the named branch
  29 * (e.g. tracking upstream).
  30 *
  31 * NEEDSWORK: This needs to be split into two separate functions in the
  32 * longer run for sanity.
  33 *
  34 */
  35int validate_new_branchname(const char *name, struct strbuf *ref, int force, int attr_only);
  36
  37/*
  38 * Remove information about the state of working on the current
  39 * branch. (E.g., MERGE_HEAD)
  40 */
  41void remove_branch_state(void);
  42
  43/*
  44 * Configure local branch "local" as downstream to branch "remote"
  45 * from remote "origin".  Used by git branch --set-upstream.
  46 */
  47#define BRANCH_CONFIG_VERBOSE 01
  48extern void install_branch_config(int flag, const char *local, const char *origin, const char *remote);
  49
  50/*
  51 * Read branch description
  52 */
  53extern int read_branch_desc(struct strbuf *, const char *branch_name);
  54
  55/*
  56 * Check if a branch is checked out in the main worktree or any linked
  57 * worktree and die (with a message describing its checkout location) if
  58 * it is.
  59 */
  60extern void die_if_checked_out(const char *branch);
  61
  62/*
  63 * Check if a per-worktree symref points to a ref in the main worktree
  64 * or any linked worktree, and return the path to the exising worktree
  65 * if it is.  Returns NULL if there is no existing ref.  The caller is
  66 * responsible for freeing the returned path.
  67 */
  68extern char *find_shared_symref(const char *symref, const char *target);
  69
  70#endif