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