1#ifndef BRANCH_H 2#define BRANCH_H 3 4struct strbuf; 5 6/* Functions for acting on the information about branches. */ 7 8/* 9 * Creates a new branch, where: 10 * 11 * - name is the new branch name 12 * 13 * - start_name is the name of the existing branch that the new branch should 14 * start from 15 * 16 * - force enables overwriting an existing (non-head) branch 17 * 18 * - clobber_head_ok allows the currently checked out (hence existing) 19 * branch to be overwritten; without 'force', it has no effect. 20 * 21 * - reflog creates a reflog for the branch 22 * 23 * - quiet suppresses tracking information 24 * 25 * - track causes the new branch to be configured to merge the remote branch 26 * that start_name is a tracking branch for (if any). 27 * 28 */ 29void create_branch(const char *name, const char *start_name, 30 int force, int clobber_head_ok, 31 int reflog, int quiet, enum branch_track track); 32 33/* 34 * Check if 'name' can be a valid name for a branch; die otherwise. 35 * Return 1 if the named branch already exists; return 0 otherwise. 36 * Fill ref with the full refname for the branch. 37 */ 38extern int validate_branchname(const char *name, struct strbuf *ref); 39 40/* 41 * Check if a branch 'name' can be created as a new branch; die otherwise. 42 * 'force' can be used when it is OK for the named branch already exists. 43 * Return 1 if the named branch already exists; return 0 otherwise. 44 * Fill ref with the full refname for the branch. 45 */ 46extern int validate_new_branchname(const char *name, struct strbuf *ref, int force); 47 48/* 49 * Remove information about the state of working on the current 50 * branch. (E.g., MERGE_HEAD) 51 */ 52void remove_branch_state(void); 53 54/* 55 * Configure local branch "local" as downstream to branch "remote" 56 * from remote "origin". Used by git branch --set-upstream. 57 * Returns 0 on success. 58 */ 59#define BRANCH_CONFIG_VERBOSE 01 60extern int install_branch_config(int flag, const char *local, const char *origin, const char *remote); 61 62/* 63 * Read branch description 64 */ 65extern int read_branch_desc(struct strbuf *, const char *branch_name); 66 67/* 68 * Check if a branch is checked out in the main worktree or any linked 69 * worktree and die (with a message describing its checkout location) if 70 * it is. 71 */ 72extern void die_if_checked_out(const char *branch, int ignore_current_worktree); 73 74/* 75 * Update all per-worktree HEADs pointing at the old ref to point the new ref. 76 * This will be used when renaming a branch. Returns 0 if successful, non-zero 77 * otherwise. 78 */ 79extern int replace_each_worktree_head_symref(const char *oldref, const char *newref, 80 const char *logmsg); 81 82#endif