[PATCH 18/27] clone: define shallow clone boundary based on time with --shallow-since
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
Documentation/git-clone.txt | 3 +++
builtin/clone.c | 16 +++++++++++++---
2 files changed, 16 insertions(+), 3 deletions(-)
diff --git a/Documentation/git-clone.txt b/Documentation/git-clone.txt
index b7c467a..a410409 100644
--- a/Documentation/git-clone.txt
+++ b/Documentation/git-clone.txt
@@ -193,6 +193,9 @@ objects from the source repository into a pack in the cloned repository.
`--no-single-branch` is given to fetch the histories near the
tips of all branches.
+--shallow-since=<date>::
+ Create a shallow clone with a history after the specified time.
+
--[no-]single-branch::
Clone only the history leading to the tip of a single branch,
either specified by the `--branch` option or the primary
diff --git a/builtin/clone.c b/builtin/clone.c
index bcba080..dc2ef4f 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -40,7 +40,8 @@ static const char * const builtin_clone_usage[] = {
static int option_no_checkout, option_bare, option_mirror, option_single_branch = -1;
static int option_local = -1, option_no_hardlinks, option_shared, option_recursive;
-static char *option_template, *option_depth;
+static int deepen;
+static char *option_template, *option_depth, *option_since;
static char *option_origin = NULL;
static char *option_branch = NULL;
static const char *real_git_dir;
@@ -86,6 +87,8 @@ static struct option builtin_clone_options[] = {
N_("path to git-upload-pack on the remote")),
OPT_STRING(0, "depth", &option_depth, N_("depth"),
N_("create a shallow clone of that depth")),
+ OPT_STRING(0, "shallow-since", &option_since, N_("time"),
+ N_("create a shallow clone since a specific time")),
OPT_BOOL(0, "single-branch", &option_single_branch,
N_("clone only one branch, HEAD or --branch")),
OPT_STRING(0, "separate-git-dir", &real_git_dir, N_("gitdir"),
@@ -849,8 +852,10 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
usage_msg_opt(_("You must specify a repository to clone."),
builtin_clone_usage, builtin_clone_options);
+ if (option_depth || option_since)
+ deepen = 1;
if (option_single_branch == -1)
- option_single_branch = option_depth ? 1 : 0;
+ option_single_branch = deepen ? 1 : 0;
if (option_mirror)
option_bare = 1;
@@ -976,6 +981,8 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
if (is_local) {
if (option_depth)
warning(_("--depth is ignored in local clones; use file:// instead."));
+ if (option_since)
+ warning(_("--shallow-since is ignored in local clones; use file:// instead."));
if (!access(mkpath("%s/shallow", path), F_OK)) {
if (option_local > 0)
warning(_("source repository is shallow, ignoring --local"));
@@ -994,6 +1001,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
if (option_depth)
transport_set_option(transport, TRANS_OPT_DEPTH,
option_depth);
+ if (option_since)
+ transport_set_option(transport, TRANS_OPT_DEEPEN_SINCE,
+ option_since);
if (option_single_branch)
transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
@@ -1001,7 +1011,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
transport_set_option(transport, TRANS_OPT_UPLOADPACK,
option_upload_pack);
- if (transport->smart_options && !option_depth)
+ if (transport->smart_options && !deepen)
transport->smart_options->check_self_contained_and_connected = 1;
refs = transport_get_remote_refs(transport);
--
2.8.2.524.g6ff3d78
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>