diff options
Diffstat (limited to 'branch.c')
| -rw-r--r-- | branch.c | 63 |
1 files changed, 40 insertions, 23 deletions
@@ -3,12 +3,13 @@ #include "config.h" #include "branch.h" #include "refs.h" +#include "refspec.h" #include "remote.h" #include "commit.h" #include "worktree.h" struct tracking { - struct refspec spec; + struct refspec_item spec; char *src; const char *remote; int matches; @@ -178,33 +179,48 @@ int read_branch_desc(struct strbuf *buf, const char *branch_name) return 0; } -int validate_new_branchname(const char *name, struct strbuf *ref, - int force, int attr_only) +/* + * Check if 'name' can be a valid name for a branch; die otherwise. + * Return 1 if the named branch already exists; return 0 otherwise. + * Fill ref with the full refname for the branch. + */ +int validate_branchname(const char *name, struct strbuf *ref) { if (strbuf_check_branch_ref(ref, name)) die(_("'%s' is not a valid branch name."), name); - if (!ref_exists(ref->buf)) + return ref_exists(ref->buf); +} + +/* + * Check if a branch 'name' can be created as a new branch; die otherwise. + * 'force' can be used when it is OK for the named branch already exists. + * Return 1 if the named branch already exists; return 0 otherwise. + * Fill ref with the full refname for the branch. + */ +int validate_new_branchname(const char *name, struct strbuf *ref, int force) +{ + const char *head; + + if (!validate_branchname(name, ref)) return 0; - else if (!force && !attr_only) - die(_("A branch named '%s' already exists."), ref->buf + strlen("refs/heads/")); - if (!attr_only) { - const char *head; - struct object_id oid; + if (!force) + die(_("A branch named '%s' already exists."), + ref->buf + strlen("refs/heads/")); + + head = resolve_ref_unsafe("HEAD", 0, NULL, NULL); + if (!is_bare_repository() && head && !strcmp(head, ref->buf)) + die(_("Cannot force update the current branch.")); - head = resolve_ref_unsafe("HEAD", 0, oid.hash, NULL); - if (!is_bare_repository() && head && !strcmp(head, ref->buf)) - die(_("Cannot force update the current branch.")); - } return 1; } static int check_tracking_branch(struct remote *remote, void *cb_data) { char *tracking_branch = cb_data; - struct refspec query; - memset(&query, 0, sizeof(struct refspec)); + struct refspec_item query; + memset(&query, 0, sizeof(struct refspec_item)); query.dst = tracking_branch; return !remote_find_tracking(remote, &query); } @@ -229,7 +245,7 @@ N_("\n" "\"git push -u\" to set the upstream config as you push."); void create_branch(const char *name, const char *start_name, - int force, int reflog, int clobber_head, + int force, int clobber_head_ok, int reflog, int quiet, enum branch_track track) { struct commit *commit; @@ -243,9 +259,9 @@ void create_branch(const char *name, const char *start_name, if (track == BRANCH_TRACK_EXPLICIT || track == BRANCH_TRACK_OVERRIDE) explicit_tracking = 1; - if (validate_new_branchname(name, &ref, force, - track == BRANCH_TRACK_OVERRIDE || - clobber_head)) { + if ((track == BRANCH_TRACK_OVERRIDE || clobber_head_ok) + ? validate_branchname(name, &ref) + : validate_new_branchname(name, &ref, force)) { if (!force) dont_change_ref = 1; else @@ -265,7 +281,7 @@ void create_branch(const char *name, const char *start_name, die(_("Not a valid object name: '%s'."), start_name); } - switch (dwim_ref(start_name, strlen(start_name), oid.hash, &real_ref)) { + switch (dwim_ref(start_name, strlen(start_name), &oid, &real_ref)) { case 0: /* Not branching from any existing branch */ if (explicit_tracking) @@ -306,7 +322,7 @@ void create_branch(const char *name, const char *start_name, transaction = ref_transaction_begin(&err); if (!transaction || ref_transaction_update(transaction, ref.buf, - oid.hash, forcing ? NULL : null_sha1, + &oid, forcing ? NULL : &null_oid, 0, msg, &err) || ref_transaction_commit(transaction, &err)) die("%s", err.buf); @@ -357,8 +373,9 @@ int replace_each_worktree_head_symref(const char *oldref, const char *newref, if (worktrees[i]->is_detached) continue; - if (worktrees[i]->head_ref && - strcmp(oldref, worktrees[i]->head_ref)) + if (!worktrees[i]->head_ref) + continue; + if (strcmp(oldref, worktrees[i]->head_ref)) continue; refs = get_worktree_ref_store(worktrees[i]); |