diff options
Diffstat (limited to 'branch.c')
| -rw-r--r-- | branch.c | 115 |
1 files changed, 49 insertions, 66 deletions
@@ -1,3 +1,4 @@ +#include "git-compat-util.h" #include "cache.h" #include "branch.h" #include "refs.h" @@ -49,12 +50,11 @@ static int should_setup_rebase(const char *origin) void install_branch_config(int flag, const char *local, const char *origin, const char *remote) { - const char *shortname = remote + 11; - int remote_is_branch = !prefixcmp(remote, "refs/heads/"); + const char *shortname = NULL; struct strbuf key = STRBUF_INIT; int rebasing = should_setup_rebase(origin); - if (remote_is_branch + if (skip_prefix(remote, "refs/heads/", &shortname) && !strcmp(local, shortname) && !origin) { warning(_("Not setting branch %s as its own upstream."), @@ -77,29 +77,29 @@ void install_branch_config(int flag, const char *local, const char *origin, cons strbuf_release(&key); if (flag & BRANCH_CONFIG_VERBOSE) { - if (remote_is_branch && origin) - printf_ln(rebasing ? - _("Branch %s set up to track remote branch %s from %s by rebasing.") : - _("Branch %s set up to track remote branch %s from %s."), - local, shortname, origin); - else if (remote_is_branch && !origin) - printf_ln(rebasing ? - _("Branch %s set up to track local branch %s by rebasing.") : - _("Branch %s set up to track local branch %s."), - local, shortname); - else if (!remote_is_branch && origin) - printf_ln(rebasing ? - _("Branch %s set up to track remote ref %s by rebasing.") : - _("Branch %s set up to track remote ref %s."), - local, remote); - else if (!remote_is_branch && !origin) - printf_ln(rebasing ? - _("Branch %s set up to track local ref %s by rebasing.") : - _("Branch %s set up to track local ref %s."), - local, remote); - else - die("BUG: impossible combination of %d and %p", - remote_is_branch, origin); + if (shortname) { + if (origin) + printf_ln(rebasing ? + _("Branch %s set up to track remote branch %s from %s by rebasing.") : + _("Branch %s set up to track remote branch %s from %s."), + local, shortname, origin); + else + printf_ln(rebasing ? + _("Branch %s set up to track local branch %s by rebasing.") : + _("Branch %s set up to track local branch %s."), + local, shortname); + } else { + if (origin) + printf_ln(rebasing ? + _("Branch %s set up to track remote ref %s by rebasing.") : + _("Branch %s set up to track remote ref %s."), + local, remote); + else + printf_ln(rebasing ? + _("Branch %s set up to track local ref %s by rebasing.") : + _("Branch %s set up to track local ref %s."), + local, remote); + } } } @@ -114,10 +114,6 @@ static int setup_tracking(const char *new_ref, const char *orig_ref, struct tracking tracking; int config_flags = quiet ? 0 : BRANCH_CONFIG_VERBOSE; - if (strlen(new_ref) > 1024 - 7 - 7 - 1) - return error(_("Tracking not set up: name too long: %s"), - new_ref); - memset(&tracking, 0, sizeof(tracking)); tracking.spec.dst = (char *)orig_ref; if (for_each_remote(find_tracked_branch, &tracking)) @@ -144,33 +140,17 @@ static int setup_tracking(const char *new_ref, const char *orig_ref, return 0; } -struct branch_desc_cb { - const char *config_name; - const char *value; -}; - -static int read_branch_desc_cb(const char *var, const char *value, void *cb) -{ - struct branch_desc_cb *desc = cb; - if (strcmp(desc->config_name, var)) - return 0; - free((char *)desc->value); - return git_config_string(&desc->value, var, value); -} - int read_branch_desc(struct strbuf *buf, const char *branch_name) { - struct branch_desc_cb cb; + char *v = NULL; struct strbuf name = STRBUF_INIT; strbuf_addf(&name, "branch.%s.description", branch_name); - cb.config_name = name.buf; - cb.value = NULL; - if (git_config(read_branch_desc_cb, &cb) < 0) { + if (git_config_get_string(name.buf, &v)) { strbuf_release(&name); return -1; } - if (cb.value) - strbuf_addstr(buf, cb.value); + strbuf_addstr(buf, v); + free(v); strbuf_release(&name); return 0; } @@ -190,7 +170,7 @@ int validate_new_branchname(const char *name, struct strbuf *ref, const char *head; unsigned char sha1[20]; - head = resolve_ref_unsafe("HEAD", sha1, 0, NULL); + head = resolve_ref_unsafe("HEAD", 0, sha1, NULL); if (!is_bare_repository() && head && !strcmp(head, ref->buf)) die(_("Cannot force update the current branch.")); } @@ -230,7 +210,6 @@ void create_branch(const char *head, int force, int reflog, int clobber_head, int quiet, enum branch_track track) { - struct ref_lock *lock = NULL; struct commit *commit; unsigned char sha1[20]; char *real_ref, msg[PATH_MAX + 20]; @@ -272,7 +251,7 @@ void create_branch(const char *head, break; case 1: /* Unique completion -- good, only if it is a real branch */ - if (prefixcmp(real_ref, "refs/heads/") && + if (!starts_with(real_ref, "refs/heads/") && validate_remote_tracking_branch(real_ref)) { if (explicit_tracking) die(_(upstream_not_branch), start_name); @@ -289,15 +268,6 @@ void create_branch(const char *head, die(_("Not a valid branch point: '%s'."), start_name); hashcpy(sha1, commit->object.sha1); - if (!dont_change_ref) { - lock = lock_any_ref_for_update(ref.buf, NULL, 0, NULL); - if (!lock) - die_errno(_("Failed to lock ref for update")); - } - - if (reflog) - log_all_ref_updates = 1; - if (forcing) snprintf(msg, sizeof msg, "branch: Reset to %s", start_name); @@ -305,13 +275,26 @@ void create_branch(const char *head, snprintf(msg, sizeof msg, "branch: Created from %s", start_name); + if (reflog) + log_all_ref_updates = 1; + + if (!dont_change_ref) { + struct ref_transaction *transaction; + struct strbuf err = STRBUF_INIT; + + transaction = ref_transaction_begin(&err); + if (!transaction || + ref_transaction_update(transaction, ref.buf, sha1, + null_sha1, 0, !forcing, msg, &err) || + ref_transaction_commit(transaction, &err)) + die("%s", err.buf); + ref_transaction_free(transaction); + strbuf_release(&err); + } + if (real_ref && track) setup_tracking(ref.buf + 11, real_ref, track, quiet); - if (!dont_change_ref) - if (write_ref_sha1(lock, sha1, msg) < 0) - die_errno(_("Failed to write ref")); - strbuf_release(&ref); free(real_ref); } |