*/
new_refs = 0;
for (ref = remote_refs; ref; ref = ref->next) {
-
- if (ref->peer_ref)
- hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
- else if (!args->send_mirror)
+ if (!ref->peer_ref && !args->send_mirror)
continue;
- ref->deletion = is_null_sha1(ref->new_sha1);
- if (ref->deletion && !allow_deleting_refs) {
- ref->status = REF_STATUS_REJECT_NODELETE;
- continue;
- }
- if (!ref->deletion &&
- !hashcmp(ref->old_sha1, ref->new_sha1)) {
- ref->status = REF_STATUS_UPTODATE;
+ /* Check for statuses set by set_ref_status_for_push() */
+ switch (ref->status) {
+ case REF_STATUS_REJECT_NONFASTFORWARD:
+ case REF_STATUS_UPTODATE:
continue;
+ default:
+ ; /* do nothing */
}
- /* This part determines what can overwrite what.
- * The rules are:
- *
- * (0) you can always use --force or +A:B notation to
- * selectively force individual ref pairs.
- *
- * (1) if the old thing does not exist, it is OK.
- *
- * (2) if you do not have the old thing, you are not allowed
- * to overwrite it; you would not know what you are losing
- * otherwise.
- *
- * (3) if both new and old are commit-ish, and new is a
- * descendant of old, it is OK.
- *
- * (4) regardless of all of the above, removing :B is
- * always allowed.
- */
-
- ref->nonfastforward =
- !ref->deletion &&
- !is_null_sha1(ref->old_sha1) &&
- (!has_sha1_file(ref->old_sha1)
- || !ref_newer(ref->new_sha1, ref->old_sha1));
-
- if (ref->nonfastforward && !ref->force && !args->force_update) {
- ref->status = REF_STATUS_REJECT_NONFASTFORWARD;
+ if (ref->deletion && !allow_deleting_refs) {
+ ref->status = REF_STATUS_REJECT_NODELETE;
continue;
}
if (match_refs(local_refs, &remote_refs, nr_refspecs, refspecs, flags))
return -1;
+ set_ref_status_for_push(remote_refs, args.send_mirror,
+ args.force_update);
+
ret = send_pack(&args, fd, conn, remote_refs, &extra_have);
if (helper_status)
return 0;
}
+void set_ref_status_for_push(struct ref *remote_refs, int send_mirror,
+ int force_update)
+{
+ struct ref *ref;
+
+ for (ref = remote_refs; ref; ref = ref->next) {
+ if (ref->peer_ref)
+ hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
+ else if (!send_mirror)
+ continue;
+
+ ref->deletion = is_null_sha1(ref->new_sha1);
+ if (!ref->deletion &&
+ !hashcmp(ref->old_sha1, ref->new_sha1)) {
+ ref->status = REF_STATUS_UPTODATE;
+ continue;
+ }
+
+ /* This part determines what can overwrite what.
+ * The rules are:
+ *
+ * (0) you can always use --force or +A:B notation to
+ * selectively force individual ref pairs.
+ *
+ * (1) if the old thing does not exist, it is OK.
+ *
+ * (2) if you do not have the old thing, you are not allowed
+ * to overwrite it; you would not know what you are losing
+ * otherwise.
+ *
+ * (3) if both new and old are commit-ish, and new is a
+ * descendant of old, it is OK.
+ *
+ * (4) regardless of all of the above, removing :B is
+ * always allowed.
+ */
+
+ ref->nonfastforward =
+ !ref->deletion &&
+ !is_null_sha1(ref->old_sha1) &&
+ (!has_sha1_file(ref->old_sha1)
+ || !ref_newer(ref->new_sha1, ref->old_sha1));
+
+ if (ref->nonfastforward && !ref->force && !force_update) {
+ ref->status = REF_STATUS_REJECT_NONFASTFORWARD;
+ continue;
+ }
+ }
+}
+
struct branch *branch_get(const char *name)
{
struct branch *ret;
int match_refs(struct ref *src, struct ref **dst,
int nr_refspec, const char **refspec, int all);
+void set_ref_status_for_push(struct ref *remote_refs, int send_mirror,
+ int force_update);
/*
* Given a list of the remote refs and the specification of things to
test_cmp exp act
'
+test_expect_success 'non-fast-forward push fails' '
+ cd "$ROOT_PATH"/test_repo_clone &&
+ git checkout master &&
+ echo "changed" > path2 &&
+ git commit -a -m path2 --amend &&
+
+ HEAD=$(git rev-parse --verify HEAD) &&
+ !(git push -v origin >output 2>&1) &&
+ (cd "$HTTPD_DOCUMENT_ROOT_PATH"/test_repo.git &&
+ test $HEAD != $(git rev-parse --verify HEAD))
+'
+
+test_expect_success 'non-fast-forward push show ref status' '
+ grep "^ ! \[rejected\][ ]*master -> master (non-fast-forward)$" output
+'
+
+test_expect_success 'non-fast-forward push shows help message' '
+ grep \
+"To prevent you from losing history, non-fast-forward updates were rejected
+Merge the remote changes before pushing again. See the '"'non-fast-forward'"'
+section of '"'git push --help'"' for details." output
+'
+
+test_expect_success 'push fails for non-fast-forward refs unmatched by remote helper' '
+ # create a dissimilarly-named remote ref so that git is unable to match the
+ # two refs (viz. local, remote) unless an explicit refspec is provided.
+ git push origin master:retsam
+
+ echo "change changed" > path2 &&
+ git commit -a -m path2 --amend &&
+
+ # push master too; this ensures there is at least one '"'push'"' command to
+ # the remote helper and triggers interaction with the helper.
+ !(git push -v origin +master master:retsam >output 2>&1) &&
+
+ grep "^ + [a-f0-9]*\.\.\.[a-f0-9]* *master -> master (forced update)$" output &&
+ grep "^ ! \[rejected\] *master -> retsam (non-fast-forward)$" output &&
+
+ grep \
+"To prevent you from losing history, non-fast-forward updates were rejected
+Merge the remote changes before pushing again. See the '"'non-fast-forward'"'
+section of '"'git push --help'"' for details." output
+'
+
stop_httpd
test_done
return transport->push_refs(transport, remote_refs, flags);
}
- if (!remote_refs)
+ if (!remote_refs) {
+ fprintf(stderr, "No refs in common and none specified; doing nothing.\n"
+ "Perhaps you should specify a branch such as 'master'.\n");
return 0;
+ }
helper = get_helper(transport);
if (!data->push)
return 1;
for (ref = remote_refs; ref; ref = ref->next) {
- if (ref->peer_ref)
- hashcpy(ref->new_sha1, ref->peer_ref->new_sha1);
- else if (!mirror)
+ if (!ref->peer_ref && !mirror)
continue;
- ref->deletion = is_null_sha1(ref->new_sha1);
- if (!ref->deletion &&
- !hashcmp(ref->old_sha1, ref->new_sha1)) {
- ref->status = REF_STATUS_UPTODATE;
+ /* Check for statuses set by set_ref_status_for_push() */
+ switch (ref->status) {
+ case REF_STATUS_REJECT_NONFASTFORWARD:
+ case REF_STATUS_UPTODATE:
continue;
+ default:
+ ; /* do nothing */
}
if (force_all)
continue;
}
+ if (ref->status != REF_STATUS_NONE) {
+ /*
+ * Earlier, the ref was marked not to be pushed, so ignore the ref
+ * status reported by the remote helper if the latter is 'no match'.
+ */
+ if (status == REF_STATUS_NONE)
+ continue;
+ }
+
ref->status = status;
ref->remote_status = msg;
}
int verbose = flags & TRANSPORT_PUSH_VERBOSE;
int quiet = flags & TRANSPORT_PUSH_QUIET;
int porcelain = flags & TRANSPORT_PUSH_PORCELAIN;
- int ret;
+ int ret, err;
if (flags & TRANSPORT_PUSH_ALL)
match_flags |= MATCH_REFS_ALL;
return -1;
}
+ set_ref_status_for_push(remote_refs,
+ flags & TRANSPORT_PUSH_MIRROR,
+ flags & TRANSPORT_PUSH_FORCE);
+
ret = transport->push_refs(transport, remote_refs, flags);
+ err = push_had_errors(remote_refs);
+
+ ret |= err;
- if (!quiet || push_had_errors(remote_refs))
+ if (!quiet || err)
print_push_status(transport->url, remote_refs,
verbose | porcelain, porcelain,
nonfastforward);