int not_pushed(struct commit *current_head){
struct commit *remote_head;
unsigned char sha1[20];
const struct name_decoration decoration;
int decoration_style=1;
if (decoration_style) {
load_ref_decorations(decoration_style);
}
decoration = get_name_decoration(¤t_head->object);
const char* upstream = (branch_get(NULL)->merge)?branch_get(NULL)->merge[0]->dst : NULL;
if (upstream==NULL)
return (int)true;
if (get_sha1(upstream, sha1))
remote_head = NULL;
else {
remote_head = lookup_commit_or_die(sha1, upstream);
if (parse_commit(remote_head))
die(_("could not parse remote head commit"));
}
struct commit *old_ci=remote_head,*new_ci=current_head;
if (old_ci->date > new_ci->date){
struct commit *tmp = old_ci;
old_ci=new_ci;
new_ci=tmp;
}
}
static void setup_default_push_refspecs(struct remote *remote)
{
struct branch *branch = branch_get(NULL);
int triangular = is_workflow_triangular(remote);
switch (push_default) {
default:
case PUSH_DEFAULT_MATCHING:
add_refspec(":");
break;
case PUSH_DEFAULT_UNSPECIFIED:
case PUSH_DEFAULT_SIMPLE:
if (triangular)
setup_push_current(remote, branch);
else
setup_push_upstream(remote, branch, triangular, 1);
break;
case PUSH_DEFAULT_UPSTREAM:
setup_push_upstream(remote, branch, triangular, 0);
break;
case PUSH_DEFAULT_CURRENT:
setup_push_current(remote, branch);
break;
case PUSH_DEFAULT_NOTHING:
die(_("You didn't specify any refspecs to push, and "
"push.default is \"nothing\"."));
break;
}
}
static void setup_push_upstream(struct remote *remote)
{
struct strbuf refspec = STRBUF_INIT;
struct branch *branch = branch_get(NULL);
if (!branch)
die(_("You are not currently on a branch.\n"
"To push the history leading to the current (detached HEAD)\n"
"state now, use\n"
"\n"
" git push %s HEAD:<name-of-remote-branch>\n"),
remote->name);
if (!branch->merge_nr || !branch->merge)
die(_("The current branch %s has no upstream branch.\n"
"To push the current branch and set the remote as upstream, use\n"
"\n"
" git push --set-upstream %s %s\n"),
branch->name,
remote->name,
branch->name);
if (branch->merge_nr != 1)
die(_("The current branch %s has multiple upstream branches, "
"refusing to push."), branch->name);
strbuf_addf(&refspec, "%s:%s", branch->name, branch->merge[0]->src);
add_refspec(refspec.buf);
}
static void setup_push_upstream(struct remote *remote, int simple)
{
struct strbuf refspec = STRBUF_INIT;
struct branch *branch = branch_get(NULL);
if (!branch)
die(_("You are not currently on a branch.\n"
"To push the history leading to the current (detached HEAD)\n"
"state now, use\n"
"\n"
" git push %s HEAD:<name-of-remote-branch>\n"),
remote->name);
if (!branch->merge_nr || !branch->merge || !branch->remote_name)
die(_("The current branch %s has no upstream branch.\n"
"To push the current branch and set the remote as upstream, use\n"
"\n"
" git push --set-upstream %s %s\n"),
branch->name,
remote->name,
branch->name);
if (branch->merge_nr != 1)
die(_("The current branch %s has multiple upstream branches, "
"refusing to push."), branch->name);
if (strcmp(branch->remote_name, remote->name))
die(_("You are pushing to remote '%s', which is not the upstream of\n"
"your current branch '%s', without telling me what to push\n"
"to update which remote branch."),
remote->name, branch->name);
if (simple && strcmp(branch->refname, branch->merge[0]->src))
die_push_simple(branch, remote);
strbuf_addf(&refspec, "%s:%s", branch->name, branch->merge[0]->src);
add_refspec(refspec.buf);
}
static const char *map_refspec(const char *ref,
struct remote *remote, struct ref *local_refs)
{
struct ref *matched = NULL;
/* Does "ref" uniquely name our ref? */
if (count_refspec_match(ref, local_refs, &matched) != 1)
return ref;
if (remote->push.nr) {
struct refspec_item query;
memset(&query, 0, sizeof(struct refspec_item));
query.src = matched->name;
if (!query_refspecs(&remote->push, &query) && query.dst) {
struct strbuf buf = STRBUF_INIT;
strbuf_addf(&buf, "%s%s:%s",
query.force ? "+" : "",
query.src, query.dst);
return strbuf_detach(&buf, NULL);
}
}
if (push_default == PUSH_DEFAULT_UPSTREAM &&
starts_with(matched->name, "refs/heads/")) {
struct branch *branch = branch_get(matched->name + 11);
if (branch->merge_nr == 1 && branch->merge[0]->src) {
struct strbuf buf = STRBUF_INIT;
strbuf_addf(&buf, "%s:%s",
ref, branch->merge[0]->src);
return strbuf_detach(&buf, NULL);
}
}
return ref;
}
static void wt_status_print_tracking(struct wt_status *s)
{
struct strbuf sb = STRBUF_INIT;
const char *cp, *ep;
struct branch *branch;
char comment_line_string[3];
int i;
assert(s->branch && !s->is_initial);
if (!starts_with(s->branch, "refs/heads/"))
return;
branch = branch_get(s->branch + 11);
if (!format_tracking_info(branch, &sb))
return;
i = 0;
if (s->display_comment_prefix) {
comment_line_string[i++] = comment_line_char;
comment_line_string[i++] = ' ';
}
comment_line_string[i] = '\0';
for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
"%s%.*s", comment_line_string,
(int)(ep - cp), cp);
if (s->display_comment_prefix)
color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
comment_line_char);
else
fputs("", s->fp);
}
static void fill_tracking_info(struct strbuf *stat, const char *branch_name,
int show_upstream_ref)
{
int ours, theirs;
struct branch *branch = branch_get(branch_name);
if (!stat_tracking_info(branch, &ours, &theirs)) {
if (branch && branch->merge && branch->merge[0]->dst &&
show_upstream_ref)
strbuf_addf(stat, "[%s] ",
shorten_unambiguous_ref(branch->merge[0]->dst, 0));
return;
}
strbuf_addch(stat, '[');
if (show_upstream_ref)
strbuf_addf(stat, "%s: ",
shorten_unambiguous_ref(branch->merge[0]->dst, 0));
if (!ours)
strbuf_addf(stat, "behind %d] ", theirs);
else if (!theirs)
strbuf_addf(stat, "ahead %d] ", ours);
else
strbuf_addf(stat, "ahead %d, behind %d] ", ours, theirs);
}
static struct branch *get_current_branch(struct remote *remote)
{
struct branch *branch = branch_get(NULL);
if (!branch)
die(_(message_detached_head_die), remote->name);
return branch;
}
static struct ref *get_ref_map(struct transport *transport,
struct refspec *refs, int ref_count, int tags,
int *autotags)
{
int i;
struct ref *rm;
struct ref *ref_map = NULL;
struct ref **tail = &ref_map;
const struct ref *remote_refs = transport_get_remote_refs(transport);
if (ref_count || tags == TAGS_SET) {
for (i = 0; i < ref_count; i++) {
get_fetch_map(remote_refs, &refs[i], &tail, 0);
if (refs[i].dst && refs[i].dst[0])
*autotags = 1;
}
/* Merge everything on the command line, but not --tags */
for (rm = ref_map; rm; rm = rm->next)
rm->merge = 1;
if (tags == TAGS_SET)
get_fetch_map(remote_refs, tag_refspec, &tail, 0);
} else {
/* Use the defaults */
struct remote *remote = transport->remote;
struct branch *branch = branch_get(NULL);
int has_merge = branch_has_merge_config(branch);
if (remote && (remote->fetch_refspec_nr || has_merge)) {
for (i = 0; i < remote->fetch_refspec_nr; i++) {
get_fetch_map(remote_refs, &remote->fetch[i], &tail, 0);
if (remote->fetch[i].dst &&
remote->fetch[i].dst[0])
*autotags = 1;
if (!i && !has_merge && ref_map &&
!remote->fetch[0].pattern)
ref_map->merge = 1;
}
/*
* if the remote we're fetching from is the same
* as given in branch.<name>.remote, we add the
* ref given in branch.<name>.merge, too.
*/
if (has_merge &&
!strcmp(branch->remote_name, remote->name))
add_merge_config(&ref_map, remote_refs, branch, &tail);
} else {
ref_map = get_remote_ref(remote_refs, "HEAD");
if (!ref_map)
die("Couldn't find remote ref HEAD");
ref_map->merge = 1;
tail = &ref_map->next;
}
}
if (tags == TAGS_DEFAULT && *autotags)
find_non_local_tags(transport, &ref_map, &tail);
ref_remove_duplicates(ref_map);
return ref_map;
}
static void wt_shortstatus_print_tracking(struct wt_status *s)
{
struct branch *branch;
const char *header_color = color(WT_STATUS_HEADER, s);
const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
const char *base;
const char *branch_name;
int num_ours, num_theirs;
color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
if (!s->branch)
return;
branch_name = s->branch;
if (!prefixcmp(branch_name, "refs/heads/"))
branch_name += 11;
else if (!strcmp(branch_name, "HEAD")) {
branch_name = _("HEAD (no branch)");
branch_color_local = color(WT_STATUS_NOBRANCH, s);
}
branch = branch_get(s->branch + 11);
if (s->is_initial)
color_fprintf(s->fp, header_color, _("Initial commit on "));
if (!stat_tracking_info(branch, &num_ours, &num_theirs)) {
color_fprintf(s->fp, branch_color_local, "%s", branch_name);
fputc(s->null_termination ? '\0' : '\n', s->fp);
return;
}
base = branch->merge[0]->dst;
base = shorten_unambiguous_ref(base, 0);
color_fprintf(s->fp, branch_color_local, "%s", branch_name);
color_fprintf(s->fp, header_color, "...");
color_fprintf(s->fp, branch_color_remote, "%s", base);
color_fprintf(s->fp, header_color, " [");
if (!num_ours) {
color_fprintf(s->fp, header_color, _("behind "));
color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
} else if (!num_theirs) {
color_fprintf(s->fp, header_color, _("ahead "));
color_fprintf(s->fp, branch_color_local, "%d", num_ours);
} else {
color_fprintf(s->fp, header_color, _("ahead "));
color_fprintf(s->fp, branch_color_local, "%d", num_ours);
color_fprintf(s->fp, header_color, _(", behind "));
color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
}
color_fprintf(s->fp, header_color, "]");
fputc(s->null_termination ? '\0' : '\n', s->fp);
}
static void report_tracking(struct branch_info *new_branch_info)
{
struct strbuf sb = STRBUF_INIT;
struct branch *branch = branch_get(new_branch_info->name);
if (!format_tracking_info(branch, &sb, AHEAD_BEHIND_FULL))
return;
fputs(sb.buf, stdout);
strbuf_release(&sb);
}
static int branch_merged(int kind, const char *name,
struct commit *rev, struct commit *head_rev)
{
/*
* This checks whether the merge bases of branch and HEAD (or
* the other branch this branch builds upon) contains the
* branch, which means that the branch has already been merged
* safely to HEAD (or the other branch).
*/
struct commit *reference_rev = NULL;
const char *reference_name = NULL;
void *reference_name_to_free = NULL;
int merged;
if (kind == REF_LOCAL_BRANCH) {
struct branch *branch = branch_get(name);
unsigned char sha1[20];
if (branch &&
branch->merge &&
branch->merge[0] &&
branch->merge[0]->dst &&
(reference_name = reference_name_to_free =
resolve_refdup(branch->merge[0]->dst, RESOLVE_REF_READING,
sha1, NULL)) != NULL)
reference_rev = lookup_commit_reference(sha1);
}
if (!reference_rev)
reference_rev = head_rev;
merged = in_merge_bases(rev, reference_rev);
/*
* After the safety valve is fully redefined to "check with
* upstream, if any, otherwise with HEAD", we should just
* return the result of the in_merge_bases() above without
* any of the following code, but during the transition period,
* a gentle reminder is in order.
*/
if ((head_rev != reference_rev) &&
in_merge_bases(rev, head_rev) != merged) {
if (merged)
warning(_("deleting branch '%s' that has been merged to\n"
" '%s', but not yet merged to HEAD."),
name, reference_name);
else
warning(_("not deleting branch '%s' that is not yet merged to\n"
" '%s', even though it is merged to HEAD."),
name, reference_name);
}
free(reference_name_to_free);
return merged;
}
/**
* Dies with the appropriate reason for why there are no merge candidates:
*
* 1. We fetched from a specific remote, and a refspec was given, but it ended
* up not fetching anything. This is usually because the user provided a
* wildcard refspec which had no matches on the remote end.
*
* 2. We fetched from a non-default remote, but didn't specify a branch to
* merge. We can't use the configured one because it applies to the default
* remote, thus the user must specify the branches to merge.
*
* 3. We fetched from the branch's or repo's default remote, but:
*
* a. We are not on a branch, so there will never be a configured branch to
* merge with.
*
* b. We are on a branch, but there is no configured branch to merge with.
*
* 4. We fetched from the branch's or repo's default remote, but the configured
* branch to merge didn't get fetched. (Either it doesn't exist, or wasn't
* part of the configured fetch refspec.)
*/
static void NORETURN die_no_merge_candidates(const char *repo, const char **refspecs)
{
struct branch *curr_branch = branch_get("HEAD");
const char *remote = curr_branch ? curr_branch->remote_name : NULL;
if (*refspecs) {
if (opt_rebase)
fprintf_ln(stderr, _("There is no candidate for rebasing against among the refs that you just fetched."));
else
fprintf_ln(stderr, _("There are no candidates for merging among the refs that you just fetched."));
fprintf_ln(stderr, _("Generally this means that you provided a wildcard refspec which had no\n"
"matches on the remote end."));
} else if (repo && curr_branch && (!remote || strcmp(repo, remote))) {
fprintf_ln(stderr, _("You asked to pull from the remote '%s', but did not specify\n"
"a branch. Because this is not the default configured remote\n"
"for your current branch, you must specify a branch on the command line."),
repo);
} else if (!curr_branch) {
fprintf_ln(stderr, _("You are not currently on a branch."));
if (opt_rebase)
fprintf_ln(stderr, _("Please specify which branch you want to rebase against."));
else
fprintf_ln(stderr, _("Please specify which branch you want to merge with."));
fprintf_ln(stderr, _("See git-pull(1) for details."));
fprintf(stderr, "\n");
fprintf_ln(stderr, " git pull %s %s", _("<remote>"), _("<branch>"));
fprintf(stderr, "\n");
} else if (!curr_branch->merge_nr) {
const char *remote_name = NULL;
if (for_each_remote(get_only_remote, &remote_name) || !remote_name)
remote_name = _("<remote>");
fprintf_ln(stderr, _("There is no tracking information for the current branch."));
if (opt_rebase)
fprintf_ln(stderr, _("Please specify which branch you want to rebase against."));
else
fprintf_ln(stderr, _("Please specify which branch you want to merge with."));
fprintf_ln(stderr, _("See git-pull(1) for details."));
fprintf(stderr, "\n");
fprintf_ln(stderr, " git pull %s %s", _("<remote>"), _("<branch>"));
fprintf(stderr, "\n");
fprintf_ln(stderr, _("If you wish to set tracking information for this branch you can do so with:"));
fprintf(stderr, "\n");
fprintf_ln(stderr, " git branch --set-upstream-to=%s/%s %s\n",
remote_name, _("<branch>"), curr_branch->name);
} else
fprintf_ln(stderr, _("Your configuration specifies to merge with the ref '%s'\n"
"from the remote, but no such ref was fetched."),
*curr_branch->merge_name);
exit(1);
}
static void check_not_current_branch(struct ref *ref_map)
{
struct branch *current_branch = branch_get(NULL);
if (is_bare_repository() || !current_branch)
return;
for (; ref_map; ref_map = ref_map->next)
if (ref_map->peer_ref && !strcmp(current_branch->refname,
ref_map->peer_ref->name))
die("Refusing to fetch into current branch %s "
"of non-bare repository", current_branch->refname);
}
static void fill_tracking_info(struct strbuf *stat, const char *branch_name)
{
int ours, theirs;
struct branch *branch = branch_get(branch_name);
if (!stat_tracking_info(branch, &ours, &theirs) || (!ours && !theirs))
return;
if (!ours)
strbuf_addf(stat, "[behind %d] ", theirs);
else if (!theirs)
strbuf_addf(stat, "[ahead %d] ", ours);
else
strbuf_addf(stat, "[ahead %d, behind %d] ", ours, theirs);
}
static void setup_push_tracking(void)
{
struct strbuf refspec = STRBUF_INIT;
struct branch *branch = branch_get(NULL);
if (!branch)
die("You are not currently on a branch.");
if (!branch->merge_nr)
die("The current branch %s is not tracking anything.",
branch->name);
if (branch->merge_nr != 1)
die("The current branch %s is tracking multiple branches, "
"refusing to push.", branch->name);
strbuf_addf(&refspec, "%s:%s", branch->name, branch->merge[0]->src);
add_refspec(refspec.buf);
}
static void wt_status_print_tracking(struct wt_status *s)
{
struct strbuf sb = STRBUF_INIT;
const char *cp, *ep;
struct branch *branch;
assert(s->branch && !s->is_initial);
if (prefixcmp(s->branch, "refs/heads/"))
return;
branch = branch_get(s->branch + 11);
if (!format_tracking_info(branch, &sb))
return;
for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
"# %.*s", (int)(ep - cp), cp);
color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
}
/**
* Returns the default configured value for --rebase. It first looks for the
* value of "branch.$curr_branch.rebase", where $curr_branch is the current
* branch, and if HEAD is detached or the configuration key does not exist,
* looks for the value of "pull.rebase". If both configuration keys do not
* exist, returns REBASE_FALSE.
*/
static enum rebase_type config_get_rebase(void)
{
struct branch *curr_branch = branch_get("HEAD");
const char *value;
if (curr_branch) {
char *key = xstrfmt("branch.%s.rebase", curr_branch->name);
if (!git_config_get_value(key, &value)) {
enum rebase_type ret = parse_config_rebase(key, value, 1);
free(key);
return ret;
}
free(key);
}
if (!git_config_get_value("pull.rebase", &value))
return parse_config_rebase("pull.rebase", value, 1);
return REBASE_FALSE;
}
/**
* Given the repo and refspecs, sets fork_point to the point at which the
* current branch forked from its remote-tracking branch. Returns 0 on success,
* -1 on failure.
*/
static int get_rebase_fork_point(struct object_id *fork_point, const char *repo,
const char *refspec)
{
int ret;
struct branch *curr_branch;
const char *remote_branch;
struct child_process cp = CHILD_PROCESS_INIT;
struct strbuf sb = STRBUF_INIT;
curr_branch = branch_get("HEAD");
if (!curr_branch)
return -1;
if (refspec)
remote_branch = get_tracking_branch(repo, refspec);
else
remote_branch = get_upstream_branch(repo);
if (!remote_branch)
return -1;
argv_array_pushl(&cp.args, "merge-base", "--fork-point",
remote_branch, curr_branch->name, NULL);
cp.no_stdin = 1;
cp.no_stderr = 1;
cp.git_cmd = 1;
ret = capture_command(&cp, &sb, GIT_SHA1_HEXSZ);
if (ret)
goto cleanup;
ret = get_oid_hex(sb.buf, fork_point);
if (ret)
goto cleanup;
cleanup:
strbuf_release(&sb);
return ret ? -1 : 0;
}
static void fill_tracking_info(struct strbuf *stat, const char *branch_name,
int show_upstream_ref)
{
int ours, theirs;
char *ref = NULL;
struct branch *branch = branch_get(branch_name);
if (!stat_tracking_info(branch, &ours, &theirs)) {
if (branch && branch->merge && branch->merge[0]->dst &&
show_upstream_ref)
strbuf_addf(stat, "[%s] ",
shorten_unambiguous_ref(branch->merge[0]->dst, 0));
return;
}
if (show_upstream_ref)
ref = shorten_unambiguous_ref(branch->merge[0]->dst, 0);
if (!ours) {
if (ref)
strbuf_addf(stat, _("[%s: behind %d]"), ref, theirs);
else
strbuf_addf(stat, _("[behind %d]"), theirs);
} else if (!theirs) {
if (ref)
strbuf_addf(stat, _("[%s: ahead %d]"), ref, ours);
else
strbuf_addf(stat, _("[ahead %d]"), ours);
} else {
if (ref)
strbuf_addf(stat, _("[%s: ahead %d, behind %d]"),
ref, ours, theirs);
else
strbuf_addf(stat, _("[ahead %d, behind %d]"),
ours, theirs);
}
strbuf_addch(stat, ' ');
free(ref);
}
/**
* Returns remote's upstream branch for the current branch. If remote is NULL,
* the current branch's configured default remote is used. Returns NULL if
* `remote` does not name a valid remote, HEAD does not point to a branch,
* remote is not the branch's configured remote or the branch does not have any
* configured upstream branch.
*/
static const char *get_upstream_branch(const char *remote)
{
struct remote *rm;
struct branch *curr_branch;
const char *curr_branch_remote;
rm = remote_get(remote);
if (!rm)
return NULL;
curr_branch = branch_get("HEAD");
if (!curr_branch)
return NULL;
curr_branch_remote = remote_for_branch(curr_branch, NULL);
assert(curr_branch_remote);
if (strcmp(curr_branch_remote, rm->name))
return NULL;
return branch_get_upstream(curr_branch, NULL);
}
/*
* Pretend as if the user told us to merge with the tracking
* branch we have for the upstream of the current branch
*/
static int setup_with_upstream(const char ***argv)
{
struct branch *branch = branch_get(NULL);
int i;
const char **args;
if (!branch)
die(_("No current branch."));
if (!branch->remote)
die(_("No remote for the current branch."));
if (!branch->merge_nr)
die(_("No default upstream defined for the current branch."));
args = xcalloc(branch->merge_nr + 1, sizeof(char *));
for (i = 0; i < branch->merge_nr; i++) {
if (!branch->merge[i]->dst)
die(_("No remote tracking branch for %s from %s"),
branch->merge[i]->src, branch->remote_name);
args[i] = branch->merge[i]->dst;
}
args[i] = NULL;
*argv = args;
return i;
}
static struct commit *get_base_commit(const char *base_commit,
struct commit **list,
int total)
{
struct commit *base = NULL;
struct commit **rev;
int i = 0, rev_nr = 0;
if (base_commit && strcmp(base_commit, "auto")) {
base = lookup_commit_reference_by_name(base_commit);
if (!base)
die(_("Unknown commit %s"), base_commit);
} else if ((base_commit && !strcmp(base_commit, "auto")) || base_auto) {
struct branch *curr_branch = branch_get(NULL);
const char *upstream = branch_get_upstream(curr_branch, NULL);
if (upstream) {
struct commit_list *base_list;
struct commit *commit;
unsigned char sha1[20];
if (get_sha1(upstream, sha1))
die(_("Failed to resolve '%s' as a valid ref."), upstream);
commit = lookup_commit_or_die(sha1, "upstream base");
base_list = get_merge_bases_many(commit, total, list);
/* There should be one and only one merge base. */
if (!base_list || base_list->next)
die(_("Could not find exact merge base."));
base = base_list->item;
free_commit_list(base_list);
} else {
die(_("Failed to get upstream, if you want to record base commit automatically,\n"
"please use git branch --set-upstream-to to track a remote branch.\n"
"Or you could specify base commit by --base=<base-commit-id> manually."));
}
}
ALLOC_ARRAY(rev, total);
for (i = 0; i < total; i++)
rev[i] = list[i];
rev_nr = total;
/*
* Get merge base through pair-wise computations
* and store it in rev[0].
*/
while (rev_nr > 1) {
for (i = 0; i < rev_nr / 2; i++) {
struct commit_list *merge_base;
merge_base = get_merge_bases(rev[2 * i], rev[2 * i + 1]);
if (!merge_base || merge_base->next)
die(_("Failed to find exact merge base"));
rev[i] = merge_base->item;
}
if (rev_nr % 2)
rev[i] = rev[2 * i];
rev_nr = (rev_nr + 1) / 2;
}
if (!in_merge_bases(base, rev[0]))
die(_("base commit should be the ancestor of revision list"));
for (i = 0; i < total; i++) {
if (base == list[i])
die(_("base commit shouldn't be in revision list"));
}
free(rev);
return base;
}
int cmd_cherry(int argc, const char **argv, const char *prefix)
{
struct rev_info revs;
struct patch_ids ids;
struct commit *commit;
struct commit_list *list = NULL;
struct branch *current_branch;
const char *upstream;
const char *head = "HEAD";
const char *limit = NULL;
int verbose = 0;
if (argc > 1 && !strcmp(argv[1], "-v")) {
verbose = 1;
argc--;
argv++;
}
if (argc > 1 && !strcmp(argv[1], "-h"))
usage(cherry_usage);
switch (argc) {
case 4:
limit = argv[3];
/* FALLTHROUGH */
case 3:
head = argv[2];
/* FALLTHROUGH */
case 2:
upstream = argv[1];
break;
default:
current_branch = branch_get(NULL);
if (!current_branch || !current_branch->merge
|| !current_branch->merge[0]
|| !current_branch->merge[0]->dst) {
fprintf(stderr, "Could not find a tracked"
" remote branch, please"
" specify <upstream> manually.\n");
usage(cherry_usage);
}
upstream = current_branch->merge[0]->dst;
}
init_revisions(&revs, prefix);
revs.diff = 1;
revs.combine_merges = 0;
revs.ignore_merges = 1;
DIFF_OPT_SET(&revs.diffopt, RECURSIVE);
if (add_pending_commit(head, &revs, 0))
die("Unknown commit %s", head);
if (add_pending_commit(upstream, &revs, UNINTERESTING))
die("Unknown commit %s", upstream);
/* Don't say anything if head and upstream are the same. */
if (revs.pending.nr == 2) {
struct object_array_entry *o = revs.pending.objects;
if (hashcmp(o[0].item->sha1, o[1].item->sha1) == 0)
return 0;
}
get_patch_ids(&revs, &ids, prefix);
if (limit && add_pending_commit(limit, &revs, UNINTERESTING))
die("Unknown commit %s", limit);
/* reverse the list of commits */
if (prepare_revision_walk(&revs))
die("revision walk setup failed");
while ((commit = get_revision(&revs)) != NULL) {
/* ignore merges */
if (commit->parents && commit->parents->next)
continue;
commit_list_insert(commit, &list);
}
while (list) {
char sign = '+';
commit = list->item;
if (has_commit_patch_id(commit, &ids))
sign = '-';
if (verbose) {
struct strbuf buf = STRBUF_INIT;
struct pretty_print_context ctx = {0};
pretty_print_commit(CMIT_FMT_ONELINE, commit,
&buf, &ctx);
printf("%c %s %s\n", sign,
sha1_to_hex(commit->object.sha1), buf.buf);
strbuf_release(&buf);
}
else {
printf("%c %s\n", sign,
sha1_to_hex(commit->object.sha1));
}
list = list->next;
}
free_patch_ids(&ids);
return 0;
}
int cmd_cherry(int argc, const char **argv, const char *prefix)
{
struct rev_info revs;
struct patch_ids ids;
struct commit *commit;
struct commit_list *list = NULL;
struct branch *current_branch;
const char *upstream;
const char *head = "HEAD";
const char *limit = NULL;
int verbose = 0, abbrev = 0;
struct option options[] = {
OPT__ABBREV(&abbrev),
OPT__VERBOSE(&verbose, N_("be verbose")),
OPT_END()
};
argc = parse_options(argc, argv, prefix, options, cherry_usage, 0);
switch (argc) {
case 3:
limit = argv[2];
/* FALLTHROUGH */
case 2:
head = argv[1];
/* FALLTHROUGH */
case 1:
upstream = argv[0];
break;
default:
current_branch = branch_get(NULL);
if (!current_branch || !current_branch->merge
|| !current_branch->merge[0]
|| !current_branch->merge[0]->dst) {
fprintf(stderr, _("Could not find a tracked"
" remote branch, please"
" specify <upstream> manually.\n"));
usage_with_options(cherry_usage, options);
}
upstream = current_branch->merge[0]->dst;
}
init_revisions(&revs, prefix);
revs.max_parents = 1;
if (add_pending_commit(head, &revs, 0))
die(_("Unknown commit %s"), head);
if (add_pending_commit(upstream, &revs, UNINTERESTING))
die(_("Unknown commit %s"), upstream);
/* Don't say anything if head and upstream are the same. */
if (revs.pending.nr == 2) {
struct object_array_entry *o = revs.pending.objects;
if (hashcmp(o[0].item->sha1, o[1].item->sha1) == 0)
return 0;
}
get_patch_ids(&revs, &ids);
if (limit && add_pending_commit(limit, &revs, UNINTERESTING))
die(_("Unknown commit %s"), limit);
/* reverse the list of commits */
if (prepare_revision_walk(&revs))
die(_("revision walk setup failed"));
while ((commit = get_revision(&revs)) != NULL) {
commit_list_insert(commit, &list);
}
while (list) {
char sign = '+';
commit = list->item;
if (has_commit_patch_id(commit, &ids))
sign = '-';
print_commit(sign, commit, verbose, abbrev);
list = list->next;
}
free_patch_ids(&ids);
return 0;
}
static void fill_tracking_info(struct strbuf *stat, const char *branch_name,
int show_upstream_ref)
{
int ours, theirs;
char *ref = NULL;
struct branch *branch = branch_get(branch_name);
struct strbuf fancy = STRBUF_INIT;
int upstream_is_gone = 0;
int added_decoration = 1;
switch (stat_tracking_info(branch, &ours, &theirs)) {
case 0:
/* no base */
return;
case -1:
/* with "gone" base */
upstream_is_gone = 1;
break;
default:
/* with base */
break;
}
if (show_upstream_ref) {
ref = shorten_unambiguous_ref(branch->merge[0]->dst, 0);
if (want_color(branch_use_color))
strbuf_addf(&fancy, "%s%s%s",
branch_get_color(BRANCH_COLOR_UPSTREAM),
ref, branch_get_color(BRANCH_COLOR_RESET));
else
strbuf_addstr(&fancy, ref);
}
if (upstream_is_gone) {
if (show_upstream_ref)
strbuf_addf(stat, _("[%s: gone]"), fancy.buf);
else
added_decoration = 0;
} else if (!ours && !theirs) {
if (show_upstream_ref)
strbuf_addf(stat, _("[%s]"), fancy.buf);
else
added_decoration = 0;
} else if (!ours) {
if (show_upstream_ref)
strbuf_addf(stat, _("[%s: behind %d]"), fancy.buf, theirs);
else
strbuf_addf(stat, _("[behind %d]"), theirs);
} else if (!theirs) {
if (show_upstream_ref)
strbuf_addf(stat, _("[%s: ahead %d]"), fancy.buf, ours);
else
strbuf_addf(stat, _("[ahead %d]"), ours);
} else {
if (show_upstream_ref)
strbuf_addf(stat, _("[%s: ahead %d, behind %d]"),
fancy.buf, ours, theirs);
else
strbuf_addf(stat, _("[ahead %d, behind %d]"),
ours, theirs);
}
strbuf_release(&fancy);
if (added_decoration)
strbuf_addch(stat, ' ');
free(ref);
}
static void wt_shortstatus_print_tracking(struct wt_status *s)
{
struct branch *branch;
const char *header_color = color(WT_STATUS_HEADER, s);
const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
const char *base;
const char *branch_name;
int num_ours, num_theirs;
int upstream_is_gone = 0;
color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
if (!s->branch)
return;
branch_name = s->branch;
if (starts_with(branch_name, "refs/heads/"))
branch_name += 11;
else if (!strcmp(branch_name, "HEAD")) {
branch_name = _("HEAD (no branch)");
branch_color_local = color(WT_STATUS_NOBRANCH, s);
}
branch = branch_get(s->branch + 11);
if (s->is_initial)
color_fprintf(s->fp, header_color, _("Initial commit on "));
color_fprintf(s->fp, branch_color_local, "%s", branch_name);
if (stat_tracking_info(branch, &num_ours, &num_theirs, &base) < 0) {
if (!base) {
fputc(s->null_termination ? '\0' : '\n', s->fp);
return;
}
upstream_is_gone = 1;
}
base = shorten_unambiguous_ref(base, 0);
color_fprintf(s->fp, header_color, "...");
color_fprintf(s->fp, branch_color_remote, "%s", base);
free((char *)base);
if (!upstream_is_gone && !num_ours && !num_theirs) {
fputc(s->null_termination ? '\0' : '\n', s->fp);
return;
}
#define LABEL(string) (s->no_gettext ? (string) : _(string))
color_fprintf(s->fp, header_color, " [");
if (upstream_is_gone) {
color_fprintf(s->fp, header_color, LABEL(N_("gone")));
} else if (!num_ours) {
color_fprintf(s->fp, header_color, LABEL(N_("behind ")));
color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
} else if (!num_theirs) {
color_fprintf(s->fp, header_color, LABEL(N_(("ahead "))));
color_fprintf(s->fp, branch_color_local, "%d", num_ours);
} else {
color_fprintf(s->fp, header_color, LABEL(N_(("ahead "))));
color_fprintf(s->fp, branch_color_local, "%d", num_ours);
color_fprintf(s->fp, header_color, ", %s", LABEL(N_("behind ")));
color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
}
color_fprintf(s->fp, header_color, "]");
fputc(s->null_termination ? '\0' : '\n', s->fp);
}
static int do_push(const char *repo, int flags)
{
int i, errs;
struct remote *remote = pushremote_get(repo);
const char **url;
int url_nr;
if (!remote) {
if (repo)
die(_("bad repository '%s'"), repo);
die(_("No configured push destination.\n"
"Either specify the URL from the command-line or configure a remote repository using\n"
"\n"
" git remote add <name> <url>\n"
"\n"
"and then push using the remote name\n"
"\n"
" git push <name>\n"));
}
if (remote->mirror)
flags |= (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE);
if ((flags & TRANSPORT_PUSH_ALL) && refspec) {
if (!strcmp(*refspec, "refs/tags/*"))
return error(_("--all and --tags are incompatible"));
return error(_("--all can't be combined with refspecs"));
}
if ((flags & TRANSPORT_PUSH_MIRROR) && refspec) {
if (!strcmp(*refspec, "refs/tags/*"))
return error(_("--mirror and --tags are incompatible"));
return error(_("--mirror can't be combined with refspecs"));
}
if ((flags & (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) ==
(TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) {
return error(_("--all and --mirror are incompatible"));
}
if (!refspec && !(flags & TRANSPORT_PUSH_ALL)) {
struct branch *branch = branch_get(NULL);
/* Is there a publish branch */
if (branch && branch->pushremote_name && !strcmp(remote->name, branch->pushremote_name) &&
branch->push_name) {
struct strbuf refspec = STRBUF_INIT;
strbuf_addf(&refspec, "%s:%s", branch->name, branch->push_name);
add_refspec(refspec.buf);
} else if (remote->push_refspec_nr) {
refspec = remote->push_refspec;
refspec_nr = remote->push_refspec_nr;
} else if (!(flags & TRANSPORT_PUSH_MIRROR))
setup_default_push_refspecs(remote);
}
errs = 0;
url_nr = push_url_of_remote(remote, &url);
if (url_nr) {
for (i = 0; i < url_nr; i++) {
struct transport *transport =
transport_get(remote, url[i]);
if (push_with_options(transport, flags))
errs++;
}
} else {
struct transport *transport =
transport_get(remote, NULL);
if (push_with_options(transport, flags))
errs++;
}
return !!errs;
}
static int update_local_ref(struct ref *ref,
const char *remote,
char *display)
{
struct commit *current = NULL, *updated;
enum object_type type;
struct branch *current_branch = branch_get(NULL);
const char *pretty_ref = prettify_refname(ref->name);
*display = 0;
type = sha1_object_info(ref->new_sha1, NULL);
if (type < 0)
die("object %s not found", sha1_to_hex(ref->new_sha1));
if (!hashcmp(ref->old_sha1, ref->new_sha1)) {
if (verbosity > 0)
sprintf(display, "= %-*s %-*s -> %s", TRANSPORT_SUMMARY_WIDTH,
"[up to date]", REFCOL_WIDTH, remote,
pretty_ref);
return 0;
}
if (current_branch &&
!strcmp(ref->name, current_branch->name) &&
!(update_head_ok || is_bare_repository()) &&
!is_null_sha1(ref->old_sha1)) {
/*
* If this is the head, and it's not okay to update
* the head, and the old value of the head isn't empty...
*/
sprintf(display, "! %-*s %-*s -> %s (can't fetch in current branch)",
TRANSPORT_SUMMARY_WIDTH, "[rejected]", REFCOL_WIDTH, remote,
pretty_ref);
return 1;
}
if (!is_null_sha1(ref->old_sha1) &&
!prefixcmp(ref->name, "refs/tags/")) {
int r;
r = s_update_ref("updating tag", ref, 0);
sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : '-',
TRANSPORT_SUMMARY_WIDTH, "[tag update]", REFCOL_WIDTH, remote,
pretty_ref, r ? " (unable to update local ref)" : "");
return r;
}
current = lookup_commit_reference_gently(ref->old_sha1, 1);
updated = lookup_commit_reference_gently(ref->new_sha1, 1);
if (!current || !updated) {
const char *msg;
const char *what;
int r;
if (!strncmp(ref->name, "refs/tags/", 10)) {
msg = "storing tag";
what = "[new tag]";
}
else {
msg = "storing head";
what = "[new branch]";
}
r = s_update_ref(msg, ref, 0);
sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : '*',
TRANSPORT_SUMMARY_WIDTH, what, REFCOL_WIDTH, remote, pretty_ref,
r ? " (unable to update local ref)" : "");
return r;
}
if (in_merge_bases(current, &updated, 1)) {
char quickref[83];
int r;
strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV));
strcat(quickref, "..");
strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV));
r = s_update_ref("fast-forward", ref, 1);
sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : ' ',
TRANSPORT_SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote,
pretty_ref, r ? " (unable to update local ref)" : "");
return r;
} else if (force || ref->force) {
char quickref[84];
int r;
strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV));
strcat(quickref, "...");
strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV));
r = s_update_ref("forced-update", ref, 1);
sprintf(display, "%c %-*s %-*s -> %s (%s)", r ? '!' : '+',
TRANSPORT_SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote,
pretty_ref,
r ? "unable to update local ref" : "forced update");
return r;
} else {
sprintf(display, "! %-*s %-*s -> %s (non-fast-forward)",
TRANSPORT_SUMMARY_WIDTH, "[rejected]", REFCOL_WIDTH, remote,
pretty_ref);
return 1;
}
}
