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authorJosh Steadmon <steadmon@google.com>2021-12-21 04:30:23 +0100
committerJunio C Hamano <gitster@pobox.com>2021-12-21 07:40:21 +0100
commitd3115660b4cc4b1a32e77ddfd289afde5e4b94d8 (patch)
tree5baeee60cbaafcb23d7ce8ac27941affdd47fdfb /builtin/checkout.c
parentbranch: accept multiple upstream branches for tracking (diff)
downloadgit-d3115660b4cc4b1a32e77ddfd289afde5e4b94d8.tar.xz
git-d3115660b4cc4b1a32e77ddfd289afde5e4b94d8.zip
branch: add flags and config to inherit tracking
It can be helpful when creating a new branch to use the existing tracking configuration from the branch point. However, there is currently not a method to automatically do so. Teach git-{branch,checkout,switch} an "inherit" argument to the "--track" option. When this is set, creating a new branch will cause the tracking configuration to default to the configuration of the branch point, if set. For example, if branch "main" tracks "origin/main", and we run `git checkout --track=inherit -b feature main`, then branch "feature" will track "origin/main". Thus, `git status` will show us how far ahead/behind we are from origin, and `git pull` will pull from origin. This is particularly useful when creating branches across many submodules, such as with `git submodule foreach ...` (or if running with a patch such as [1], which we use at $job), as it avoids having to manually set tracking info for each submodule. Since we've added an argument to "--track", also add "--track=direct" as another way to explicitly get the original "--track" behavior ("--track" without an argument still works as well). Finally, teach branch.autoSetupMerge a new "inherit" option. When this is set, "--track=inherit" becomes the default behavior. [1]: https://lore.kernel.org/git/20180927221603.148025-1-sbeller@google.com/ Signed-off-by: Josh Steadmon <steadmon@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'builtin/checkout.c')
-rw-r--r--builtin/checkout.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/builtin/checkout.c b/builtin/checkout.c
index cbf73b8c9f..8d511aa6b7 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -1530,8 +1530,10 @@ static struct option *add_common_switch_branch_options(
{
struct option options[] = {
OPT_BOOL('d', "detach", &opts->force_detach, N_("detach HEAD at named commit")),
- OPT_SET_INT('t', "track", &opts->track, N_("set upstream info for new branch"),
- BRANCH_TRACK_EXPLICIT),
+ OPT_CALLBACK_F('t', "track", &opts->track, "direct|inherit",
+ N_("set up tracking mode (see git-pull(1))"),
+ PARSE_OPT_OPTARG | PARSE_OPT_LITERAL_ARGHELP,
+ parse_opt_tracking_mode),
OPT__FORCE(&opts->force, N_("force checkout (throw away local modifications)"),
PARSE_OPT_NOCOMPLETE),
OPT_STRING(0, "orphan", &opts->new_orphan_branch, N_("new-branch"), N_("new unparented branch")),