[PATCH 22/26] clone: define shallow clone boundary with --shallow-exclude
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
Documentation/git-clone.txt | 5 +++++
builtin/clone.c | 18 +++++++++++++++++-
2 files changed, 22 insertions(+), 1 deletion(-)
diff --git a/Documentation/git-clone.txt b/Documentation/git-clone.txt
index a410409..5049663 100644
--- a/Documentation/git-clone.txt
+++ b/Documentation/git-clone.txt
@@ -196,6 +196,11 @@ objects from the source repository into a pack in the cloned repository.
--shallow-since=<date>::
Create a shallow clone with a history after the specified time.
+--shallow-exclude=<revision>::
+ Create a shallow clone with a history, excluding commits
+ reachable from a specified remote branch or tag. This option
+ can be specified multiple times.
+
--[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 dc2ef4f..5ccf6b7 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -44,6 +44,7 @@ static int deepen;
static char *option_template, *option_depth, *option_since;
static char *option_origin = NULL;
static char *option_branch = NULL;
+static struct string_list option_not = STRING_LIST_INIT_NODUP;
static const char *real_git_dir;
static char *option_upload_pack = "git-upload-pack";
static int option_verbosity;
@@ -52,6 +53,13 @@ static struct string_list option_config;
static struct string_list option_reference;
static int option_dissociate;
+static int option_parse_deepen_not(const struct option *opt,
+ const char *arg, int unset)
+{
+ string_list_append(&option_not, arg);
+ return 0;
+}
+
static struct option builtin_clone_options[] = {
OPT__VERBOSITY(&option_verbosity),
OPT_BOOL(0, "progress", &option_progress,
@@ -89,6 +97,9 @@ static struct option builtin_clone_options[] = {
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")),
+ { OPTION_CALLBACK, 0, "shallow-exclude", NULL, N_("revision"),
+ N_("deepen history of shallow clone by excluding rev"),
+ PARSE_OPT_NONEG, option_parse_deepen_not },
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"),
@@ -852,7 +863,7 @@ 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)
+ if (option_depth || option_since || option_not.nr)
deepen = 1;
if (option_single_branch == -1)
option_single_branch = deepen ? 1 : 0;
@@ -983,6 +994,8 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
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 (option_not.nr)
+ warning(_("--shallow-exclude 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"));
@@ -1004,6 +1017,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
if (option_since)
transport_set_option(transport, TRANS_OPT_DEEPEN_SINCE,
option_since);
+ if (option_not.nr)
+ transport_set_option(transport, TRANS_OPT_DEEPEN_NOT,
+ (const char *)&option_not);
if (option_single_branch)
transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
--
2.8.0.rc0.210.gd302cd2
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>