The new rename subcommand does the followings:
1) Renames the remote.foo configuration section to remote.bar
2) Updates the remote.bar.fetch refspecs
3) Updates the branch.*.remote settings
4) Renames the tracking branches.
Signed-off-by: Miklos Vajna <vmiklos@xxxxxxxxxxxxxx>
---
On Wed, Oct 22, 2008 at 11:52:54AM -0500, Brandon Casey <casey@xxxxxxxxxxxxxxx> wrote:
> > + struct rename_info rename = { argv[1], argv[2], &remote_branches
> > };
>
> I think some non-c99 compilers would have issues with this run-time
> initialization from function arguments. Plus, what if argv doesn't
> have
> 3 elements? I see you have a check for that below...
Hm true. Here is a corrected version.
Documentation/git-remote.txt | 6 ++
builtin-remote.c | 106 ++++++++++++++++++++++++++++++++++++++++++
t/t5505-remote.sh | 14 ++++++
3 files changed, 126 insertions(+), 0 deletions(-)
diff --git a/Documentation/git-remote.txt b/Documentation/git-remote.txt
index bb99810..4b5542a 100644
--- a/Documentation/git-remote.txt
+++ b/Documentation/git-remote.txt
@@ -11,6 +11,7 @@ SYNOPSIS
[verse]
'git remote' [-v | --verbose]
'git remote add' [-t <branch>] [-m <master>] [-f] [--mirror] <name> <url>
+'git remote mv' <old> <new>
'git remote rm' <name>
'git remote show' [-n] <name>
'git remote prune' [-n | --dry-run] <name>
@@ -61,6 +62,11 @@ only makes sense in bare repositories. If a remote uses mirror
mode, furthermore, `git push` will always behave as if `\--mirror`
was passed.
+'mv'::
+
+Rename the remote named <old> to <new>. All remote tracking branches and
+configuration settings for the remote are updated.
+
'rm'::
Remove the remote named <name>. All remote tracking branches and
diff --git a/builtin-remote.c b/builtin-remote.c
index 6b3325d..8a54bca 100644
--- a/builtin-remote.c
+++ b/builtin-remote.c
@@ -10,6 +10,7 @@
static const char * const builtin_remote_usage[] = {
"git remote",
"git remote add <name> <url>",
+ "git remote mv <old> <new>",
"git remote rm <name>",
"git remote show <name>",
"git remote prune <name>",
@@ -329,6 +330,109 @@ static int add_branch_for_removal(const char *refname,
return 0;
}
+struct rename_info {
+ const char *old;
+ const char *new;
+ struct string_list *remote_branches;
+};
+
+static int read_remote_branches(const char *refname,
+ const unsigned char *sha1, int flags, void *cb_data)
+{
+ struct rename_info *rename = cb_data;
+ struct strbuf buf = STRBUF_INIT;
+
+ strbuf_addf(&buf, "refs/remotes/%s", rename->old);
+ if(!prefixcmp(refname, buf.buf))
+ string_list_append(xstrdup(refname), rename->remote_branches);
+
+ return 0;
+}
+
+static int mv(int argc, const char **argv)
+{
+ struct option options[] = {
+ OPT_END()
+ };
+ struct remote *oldremote, *newremote;
+ struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT;
+ struct string_list remote_branches = { NULL, 0, 0, 0 };
+ struct rename_info rename;
+ int i;
+
+ if (argc != 3)
+ usage_with_options(builtin_remote_usage, options);
+
+ rename.old = argv[1];
+ rename.new = argv[2];
+ rename.remote_branches = &remote_branches;
+
+ oldremote = remote_get(rename.old);
+ if (!oldremote)
+ die("No such remote: %s", rename.old);
+
+ newremote = remote_get(rename.new);
+ if (newremote && (newremote->url_nr > 1 || newremote->fetch_refspec_nr))
+ die("remote %s already exists.", rename.new);
+
+ strbuf_addf(&buf, "refs/heads/test:refs/remotes/%s/test", rename.new);
+ if (!valid_fetch_refspec(buf.buf))
+ die("'%s' is not a valid remote name", rename.new);
+
+ strbuf_reset(&buf);
+ strbuf_addf(&buf, "remote.%s", rename.old);
+ strbuf_addf(&buf2, "remote.%s", rename.new);
+ if (git_config_rename_section(buf.buf, buf2.buf) < 1)
+ return error("Could not rename config section '%s' to '%s'",
+ buf.buf, buf2.buf);
+
+ strbuf_reset(&buf);
+ strbuf_addf(&buf, "remote.%s.fetch", rename.new);
+ if (git_config_set_multivar(buf.buf, NULL, NULL, 1))
+ return error("Could not remove config section '%s'", buf.buf);
+ for (i = 0; i < oldremote->fetch_refspec_nr; i++) {
+ char *ptr;
+
+ strbuf_reset(&buf2);
+ strbuf_addstr(&buf2, oldremote->fetch_refspec[i]);
+ ptr = strstr(buf2.buf, rename.old);
+ if (ptr)
+ strbuf_splice(&buf2, ptr-buf2.buf, strlen(rename.old),
+ rename.new, strlen(rename.new));
+ if (git_config_set_multivar(buf.buf, buf2.buf, "^$", 0))
+ return error("Could not append '%s'", buf.buf);
+ }
+
+ read_branches();
+ for (i = 0; i < branch_list.nr; i++) {
+ struct string_list_item *item = branch_list.items + i;
+ struct branch_info *info = item->util;
+ if (info->remote && !strcmp(info->remote, rename.old)) {
+ strbuf_reset(&buf);
+ strbuf_addf(&buf, "branch.%s.remote", item->string);
+ if (git_config_set(buf.buf, rename.new)) {
+ return error("Could not set '%s'", buf.buf);
+ }
+ }
+ }
+
+ for_each_ref(read_remote_branches, &rename);
+ for (i = 0; i < remote_branches.nr; i++) {
+ struct string_list_item *item = remote_branches.items + i;
+ strbuf_reset(&buf);
+ strbuf_addstr(&buf, item->string);
+ strbuf_splice(&buf, strlen("refs/remotes/"), strlen(rename.old),
+ rename.new, strlen(rename.new));
+ strbuf_reset(&buf2);
+ strbuf_addf(&buf2, "remote: renamed %s to %s",
+ item->string, buf.buf);
+ if (rename_ref(item->string, buf.buf, buf2.buf))
+ die("renaming '%s' failed", item->string);
+ }
+
+ return 0;
+}
+
static int remove_branches(struct string_list *branches)
{
int i, result = 0;
@@ -696,6 +800,8 @@ int cmd_remote(int argc, const char **argv, const char *prefix)
result = show_all();
else if (!strcmp(argv[0], "add"))
result = add(argc, argv);
+ else if (!strcmp(argv[0], "mv"))
+ result = mv(argc, argv);
else if (!strcmp(argv[0], "rm"))
result = rm(argc, argv);
else if (!strcmp(argv[0], "show"))
diff --git a/t/t5505-remote.sh b/t/t5505-remote.sh
index c449663..9b11fd3 100755
--- a/t/t5505-remote.sh
+++ b/t/t5505-remote.sh
@@ -324,4 +324,18 @@ test_expect_success 'reject adding remote with an invalid name' '
'
+# The first three tests if the config is properly updated, the last one
+# checks if the branches are renamed.
+
+test_expect_success 'rename a remote' '
+
+ git clone one four &&
+ (cd four &&
+ git remote mv origin upstream &&
+ git remote show |grep -q upstream &&
+ git config remote.upstream.fetch |grep -q upstream &&
+ test $(git config branch.master.remote) = "upstream" &&
+ git for-each-ref|grep -q refs/remotes/upstream)
+
+'
test_done
--
1.6.0.2
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