summaryrefslogtreecommitdiff
path: root/builtin/branch.c
diff options
context:
space:
mode:
Diffstat (limited to 'builtin/branch.c')
-rw-r--r--builtin/branch.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/builtin/branch.c b/builtin/branch.c
index 642b5bd..7095718 100644
--- a/builtin/branch.c
+++ b/builtin/branch.c
@@ -569,6 +569,7 @@ static void rename_branch(const char *oldname, const char *newname, int force)
struct strbuf oldref = STRBUF_INIT, newref = STRBUF_INIT, logmsg = STRBUF_INIT;
struct strbuf oldsection = STRBUF_INIT, newsection = STRBUF_INIT;
int recovery = 0;
+ int clobber_head_ok;
if (!oldname)
die(_("cannot rename the current branch while not on any."));
@@ -584,7 +585,13 @@ static void rename_branch(const char *oldname, const char *newname, int force)
die(_("Invalid branch name: '%s'"), oldname);
}
- validate_new_branchname(newname, &newref, force, 0);
+ /*
+ * A command like "git branch -M currentbranch currentbranch" cannot
+ * cause the worktree to become inconsistent with HEAD, so allow it.
+ */
+ clobber_head_ok = !strcmp(oldname, newname);
+
+ validate_new_branchname(newname, &newref, force, clobber_head_ok);
strbuf_addf(&logmsg, "Branch: renamed %s to %s",
oldref.buf, newref.buf);
@@ -782,7 +789,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
if (kinds != REF_LOCAL_BRANCH)
die(_("-a and -r options to 'git branch' do not make sense with a branch name"));
create_branch(head, argv[0], (argc == 2) ? argv[1] : head,
- force_create, reflog, track);
+ force_create, reflog, 0, track);
} else
usage_with_options(builtin_branch_usage, options);