Merge branch 'jn/grep-open'

[thirdparty/git.git] / builtin / checkout.c

diff --git a/builtin/checkout.c b/builtin/checkout.c
index c3825219c1efbd4939af6d18bcad6efcfa74f406..1994be92c66257da18c31502bda605be170fd092 100644 (file)
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -493,7 +493,24 @@ static void update_refs_for_switch(struct checkout_opts *opts,
        struct strbuf msg = STRBUF_INIT;
        const char *old_desc;
        if (opts->new_branch) {
-               if (!opts->new_orphan_branch)
+               if (opts->new_orphan_branch) {
+                       if (opts->new_branch_log && !log_all_ref_updates) {
+                               int temp;
+                               char log_file[PATH_MAX];
+                               char *ref_name = mkpath("refs/heads/%s", opts->new_orphan_branch);
+
+                               temp = log_all_ref_updates;
+                               log_all_ref_updates = 1;
+                               if (log_ref_setup(ref_name, log_file, sizeof(log_file))) {
+                                       fprintf(stderr, "Can not do reflog for '%s'\n",
+                                           opts->new_orphan_branch);
+                                       log_all_ref_updates = temp;
+                                       return;
+                               }
+                               log_all_ref_updates = temp;
+                       }
+               }
+               else
                        create_branch(old->name, opts->new_branch, new->name, 0,
                                      opts->new_branch_log, opts->track);
                new->name = opts->new_branch;
@@ -517,6 +534,14 @@ static void update_refs_for_switch(struct checkout_opts *opts,
                                        opts->new_branch ? " a new" : "",
                                        new->name);
                }
+               if (old->path && old->name) {
+                       char log_file[PATH_MAX], ref_file[PATH_MAX];
+
+                       git_snpath(log_file, sizeof(log_file), "logs/%s", old->path);
+                       git_snpath(ref_file, sizeof(ref_file), "%s", old->path);
+                       if (!file_exists(ref_file) && file_exists(log_file))
+                               remove_path(log_file);
+               }
        } else if (strcmp(new->name, "HEAD")) {
                update_ref(msg.buf, "HEAD", new->commit->object.sha1, NULL,
                           REF_NODEREF, DIE_ON_ERR);
@@ -611,7 +636,8 @@ static int check_tracking_name(const char *refname, const unsigned char *sha1,
 
 static const char *unique_tracking_name(const char *name)
 {
-       struct tracking_name_data cb_data = { name, NULL, 1 };
+       struct tracking_name_data cb_data = { NULL, NULL, 1 };
+       cb_data.name = name;
        for_each_ref(check_tracking_name, &cb_data);
        if (cb_data.unique)
                return cb_data.remote;
@@ -684,8 +710,8 @@ int cmd_checkout(int argc, const char **argv, const char *prefix)
        if (opts.new_orphan_branch) {
                if (opts.new_branch)
                        die("--orphan and -b are mutually exclusive");
-               if (opts.track > 0 || opts.new_branch_log)
-                       die("--orphan cannot be used with -t or -l");
+               if (opts.track > 0)
+                       die("--orphan cannot be used with -t");
                opts.new_branch = opts.new_orphan_branch;
        }