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Diffstat (limited to 'builtin/rebase.c')
-rw-r--r--builtin/rebase.c46
1 files changed, 28 insertions, 18 deletions
diff --git a/builtin/rebase.c b/builtin/rebase.c
index 52114cbf0d..551b72f52d 100644
--- a/builtin/rebase.c
+++ b/builtin/rebase.c
@@ -369,6 +369,7 @@ static void add_var(struct strbuf *buf, const char *name, const char *value)
#define RESET_HEAD_HARD (1<<1)
#define RESET_HEAD_RUN_POST_CHECKOUT_HOOK (1<<2)
#define RESET_HEAD_REFS_ONLY (1<<3)
+#define RESET_ORIG_HEAD (1<<4)
static int reset_head(struct object_id *oid, const char *action,
const char *switch_to_branch, unsigned flags,
@@ -378,6 +379,7 @@ static int reset_head(struct object_id *oid, const char *action,
unsigned reset_hard = flags & RESET_HEAD_HARD;
unsigned run_hook = flags & RESET_HEAD_RUN_POST_CHECKOUT_HOOK;
unsigned refs_only = flags & RESET_HEAD_REFS_ONLY;
+ unsigned update_orig_head = flags & RESET_ORIG_HEAD;
struct object_id head_oid;
struct tree_desc desc[2] = { { NULL }, { NULL } };
struct lock_file lock = LOCK_INIT;
@@ -454,18 +456,21 @@ reset_head_refs:
strbuf_addf(&msg, "%s: ", reflog_action ? reflog_action : "rebase");
prefix_len = msg.len;
- if (!get_oid("ORIG_HEAD", &oid_old_orig))
- old_orig = &oid_old_orig;
- if (!get_oid("HEAD", &oid_orig)) {
- orig = &oid_orig;
- if (!reflog_orig_head) {
- strbuf_addstr(&msg, "updating ORIG_HEAD");
- reflog_orig_head = msg.buf;
- }
- update_ref(reflog_orig_head, "ORIG_HEAD", orig, old_orig, 0,
- UPDATE_REFS_MSG_ON_ERR);
- } else if (old_orig)
- delete_ref(NULL, "ORIG_HEAD", old_orig, 0);
+ if (update_orig_head) {
+ if (!get_oid("ORIG_HEAD", &oid_old_orig))
+ old_orig = &oid_old_orig;
+ if (!get_oid("HEAD", &oid_orig)) {
+ orig = &oid_orig;
+ if (!reflog_orig_head) {
+ strbuf_addstr(&msg, "updating ORIG_HEAD");
+ reflog_orig_head = msg.buf;
+ }
+ update_ref(reflog_orig_head, "ORIG_HEAD", orig,
+ old_orig, 0, UPDATE_REFS_MSG_ON_ERR);
+ } else if (old_orig)
+ delete_ref(NULL, "ORIG_HEAD", old_orig, 0);
+ }
+
if (!reflog_head) {
strbuf_setlen(&msg, prefix_len);
strbuf_addstr(&msg, "updating HEAD");
@@ -476,7 +481,7 @@ reset_head_refs:
detach_head ? REF_NO_DEREF : 0,
UPDATE_REFS_MSG_ON_ERR);
else {
- ret = update_ref(reflog_orig_head, switch_to_branch, oid,
+ ret = update_ref(reflog_head, switch_to_branch, oid,
NULL, 0, UPDATE_REFS_MSG_ON_ERR);
if (!ret)
ret = create_symref("HEAD", switch_to_branch,
@@ -1100,8 +1105,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
PARSE_OPT_NOARG | PARSE_OPT_NONEG,
parse_opt_interactive },
OPT_SET_INT('p', "preserve-merges", &options.type,
- N_("try to recreate merges instead of ignoring "
- "them"), REBASE_PRESERVE_MERGES),
+ N_("(DEPRECATED) try to recreate merges instead of "
+ "ignoring them"), REBASE_PRESERVE_MERGES),
OPT_BOOL(0, "rerere-autoupdate",
&options.allow_rerere_autoupdate,
N_("allow rerere to update index with resolved "
@@ -1212,6 +1217,10 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
usage_with_options(builtin_rebase_usage,
builtin_rebase_options);
+ if (options.type == REBASE_PRESERVE_MERGES)
+ warning(_("git rebase --preserve-merges is deprecated. "
+ "Use --rebase-merges instead."));
+
if (action != NO_ACTION && !in_progress)
die(_("No rebase in progress?"));
setenv(GIT_REFLOG_ACTION_ENVIRONMENT, "rebase", 0);
@@ -1777,7 +1786,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
strbuf_addf(&msg, "%s: checkout %s",
getenv(GIT_REFLOG_ACTION_ENVIRONMENT), options.onto_name);
if (reset_head(&options.onto->object.oid, "checkout", NULL,
- RESET_HEAD_DETACH | RESET_HEAD_RUN_POST_CHECKOUT_HOOK,
+ RESET_HEAD_DETACH | RESET_ORIG_HEAD |
+ RESET_HEAD_RUN_POST_CHECKOUT_HOOK,
NULL, msg.buf))
die(_("Could not detach HEAD"));
strbuf_release(&msg);
@@ -1793,8 +1803,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
strbuf_addf(&msg, "rebase finished: %s onto %s",
options.head_name ? options.head_name : "detached HEAD",
oid_to_hex(&options.onto->object.oid));
- reset_head(NULL, "Fast-forwarded", options.head_name, 0,
- "HEAD", msg.buf);
+ reset_head(NULL, "Fast-forwarded", options.head_name,
+ RESET_HEAD_REFS_ONLY, "HEAD", msg.buf);
strbuf_release(&msg);
ret = !!finish_rebase(&options);
goto cleanup;