create_branch: drop unused "head" parameter
[git/git.git] / branch.h
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:
8 *
9 * - name is the new branch name
10 *
11 * - start_name is the name of the existing branch that the new branch should
12 * start from
13 *
14 * - force enables overwriting an existing (non-head) branch
15 *
16 * - reflog creates a reflog for the branch
17 *
18 * - track causes the new branch to be configured to merge the remote branch
19 * that start_name is a tracking branch for (if any).
20 */
21 void create_branch(const char *name, const char *start_name,
22 int force, int reflog,
23 int clobber_head, int quiet, enum branch_track track);
24
25 /*
26 * Validates that the requested branch may be created, returning the
27 * interpreted ref in ref, force indicates whether (non-head) branches
28 * may be overwritten. A non-zero return value indicates that the force
29 * parameter was non-zero and the branch already exists.
30 *
31 * Contrary to all of the above, when attr_only is 1, the caller is
32 * not interested in verifying if it is Ok to update the named
33 * branch to point at a potentially different commit. It is merely
34 * asking if it is OK to change some attribute for the named branch
35 * (e.g. tracking upstream).
36 *
37 * NEEDSWORK: This needs to be split into two separate functions in the
38 * longer run for sanity.
39 *
40 */
41 int validate_new_branchname(const char *name, struct strbuf *ref, int force, int attr_only);
42
43 /*
44 * Remove information about the state of working on the current
45 * branch. (E.g., MERGE_HEAD)
46 */
47 void remove_branch_state(void);
48
49 /*
50 * Configure local branch "local" as downstream to branch "remote"
51 * from remote "origin". Used by git branch --set-upstream.
52 * Returns 0 on success.
53 */
54 #define BRANCH_CONFIG_VERBOSE 01
55 extern int install_branch_config(int flag, const char *local, const char *origin, const char *remote);
56
57 /*
58 * Read branch description
59 */
60 extern int read_branch_desc(struct strbuf *, const char *branch_name);
61
62 /*
63 * Check if a branch is checked out in the main worktree or any linked
64 * worktree and die (with a message describing its checkout location) if
65 * it is.
66 */
67 extern void die_if_checked_out(const char *branch, int ignore_current_worktree);
68
69 /*
70 * Update all per-worktree HEADs pointing at the old ref to point the new ref.
71 * This will be used when renaming a branch. Returns 0 if successful, non-zero
72 * otherwise.
73 */
74 extern int replace_each_worktree_head_symref(const char *oldref, const char *newref);
75
76 #endif