From: Jeff Hostetler <jeffhost@xxxxxxxxxxxxx>
Teach fetch to use the list-objects filtering parameters
to allow a "partial fetch" following a "partial clone".
Signed-off-by: Jeff Hostetler <jeffhost@xxxxxxxxxxxxx>
---
builtin/fetch.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/builtin/fetch.c b/builtin/fetch.c
index 1b1f039..29d3807 100644
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -18,6 +18,7 @@
#include "argv-array.h"
#include "utf8.h"
#include "packfile.h"
+#include "list-objects-filter-options.h"
static const char * const builtin_fetch_usage[] = {
N_("git fetch [<options>] [<repository> [<refspec>...]]"),
@@ -55,6 +56,7 @@ static int recurse_submodules_default = RECURSE_SUBMODULES_ON_DEMAND;
static int shown_url = 0;
static int refmap_alloc, refmap_nr;
static const char **refmap_array;
+static struct list_objects_filter_options filter_options;
static int git_fetch_config(const char *k, const char *v, void *cb)
{
@@ -160,6 +162,7 @@ static struct option builtin_fetch_options[] = {
TRANSPORT_FAMILY_IPV4),
OPT_SET_INT('6', "ipv6", &family, N_("use IPv6 addresses only"),
TRANSPORT_FAMILY_IPV6),
+ OPT_PARSE_LIST_OBJECTS_FILTER(&filter_options),
OPT_END()
};
@@ -1044,6 +1047,9 @@ static struct transport *prepare_transport(struct remote *remote, int deepen)
set_option(transport, TRANS_OPT_DEEPEN_RELATIVE, "yes");
if (update_shallow)
set_option(transport, TRANS_OPT_UPDATE_SHALLOW, "yes");
+ if (filter_options.choice)
+ set_option(transport, TRANS_OPT_LIST_OBJECTS_FILTER,
+ filter_options.filter_spec);
return transport;
}
@@ -1242,6 +1248,20 @@ static int fetch_multiple(struct string_list *list)
int i, result = 0;
struct argv_array argv = ARGV_ARRAY_INIT;
+ if (filter_options.choice) {
+ /*
+ * We currently only support partial-fetches to the remote
+ * used for the partial-clone because we only support 1
+ * promisor remote, so we DO NOT allow explicit command
+ * line filter arguments for multi-fetches.
+ *
+ * Note that the loop below will spawn background fetches
+ * for each remote and one of them MAY INHERIT the proper
+ * partial-fetch settings, so everything is consistent.
+ */
+ die(_("partial-fetch is not supported on multiple remotes"));
+ }
+
if (!append && !dry_run) {
int errcode = truncate_fetch_head();
if (errcode)
--
2.9.3
